Search Results — 2000 specimen records retrieved (1411 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC84951  Abies concolor Lowell Ahart 2003-10-15 10632 Plumas About 40 yards south of the road to Tamarack Flat, on the north side of a very small branch of Fall River, about 1/8 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1714 Comment
  JEPS104251  Abies concolor Lowell Ahart 2003-10-15 10632 Plumas Ca 40 yd s of the road to Tamarack Flat, on n side of a small branch of Fall River, ca 1/8 mi w of intersection of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 mi (air) nw of La Porte 1714 Comment
  UC401294  Abies concolor H. E. Brown Aug 1 1897-Aug 15 1897 671 1/2 Plumas near Lassen Buttes 1828 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
  CAS-BOT-BC333232  Acer macrophyllum W. W. Wagner 1919-6-12 284 Plumas Massack Creek near Quincy 1371 Comment
  NY42162  Acer macrophyllum J. B. Walker 1994-8-3 871 Plumas On La Porte Rd, 10km S of junction with Hwy 70 1400 Comment
  UCD116998  Acer macrophyllum Dean Ahrenholz 1964-5-9 14 Plumas Indian Creek. Comment
  JEPS48812  Acer macrophyllum John Warren Duffield 1937-5-26 Plumas above and w Meadow Valley (in camp, Schneider Creek, sw Plumas County); Schneider Creek, above and w of Meadow Valley Comment
  SEINET7893936  Acer macrophyllum C. N. Saulisberry 1949-5-28 s.n. Plumas Feather River Canyon, near Keddie Comment
  CAS-BOT-BC28738  Achillea millefolium John Thomas Howell 1955-7-19 30798 Plumas Vinton 1505 Comment
  CAS-BOT-BC28736  Achillea millefolium Javier Penalosa 1962-6-19 2494 Plumas Hwy 40-89, 6.2 miles SE of Quincy 1097 Comment
  RSA59414  Achillea millefolium E. K. Balls 1950-9-8 15711 Plumas Lakes Center Public Campground. 2043 Comment
  SEINET9327788  Achnatherum lemmonii Unknown 1996-7-16 13226 Plumas Plumas Comment
  UC1133123  Achnatherum lemmonii C. W. Hanks 1934-8-6 10 Plumas nw end Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  UCD50524  Achnatherum lemmonii Beecher Crampton 1954-5-10 1864 Plumas Plumas County, 1.5 miles northeast of Portola. 1524 Comment
  POM198336  Achnatherum lemmonii var. lemmonii H. S. Yates 1912-6-14 s.n. Plumas Portola 1524 Comment
  CHSC73512  Achnatherum nelsonii subsp. dorei H. Durio 1995-8-17 Plumas Mosquito Flat Mdw. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS RD 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd 23N18. 1682 Comment
  JEPS113738  Achnatherum nevadense Lowell Ahart, John Dittes 2007-6-17 14156 Plumas On dry bare rocky soil, on a low rocky open hill, about 20 yards southwest of Red Clover Creek, about 20 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) 1654 Comment
  UC1133078  Achnatherum occidentale subsp. californicum F. W. Embree 1934-6-11 94 Plumas 1 mi ne Bucks Ranch; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC1037096  Achnatherum occidentale subsp. occidentale Leo Whitney 1934-8-11 2189 Plumas ca 10 mi nw Portola (Big Grizzley Valley); Pluams National Forest, Big Grizzley Valley 1828 Comment
  CAS-BOT-BC210930  Achnatherum occidentale subsp. pubescens John Thomas Howell 1961-9-23 36894 Plumas Englemine 1097 Comment
  RSA699787  Achnatherum thurberianum L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11152 Plumas On the north side of a forest road, southwest of a small meadow and seeps, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2125 Comment
  CHSC81119  Acmispon strigosus Lowell Ahart 2001-8-29 9264 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA52858  Aconitum columbianum var. columbianum R. Weatherby 1950-7-7 1445 Plumas Quincy. 1220 Comment
  CHSC102123  Actaea rubra Lowell Ahart; John Dittes 2009-7-27 16178 Plumas On damp to dry soil, west of the small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC54532  Actaea rubra Vernon H. Oswald 1991-8-5 4811 Plumas Lassen Volcanic Park. Terminal Geyser located ca. 2.5 miles (air) southeast of Drakesbad. Drainage below service road at the geyser. 1706 Comment
  CAS-BOT-BC29836  Adenocaulon bicolor Janet Jones 1980-7-14 200 Plumas Around Layman near Blarisden, Plumas National Forest 1280 Comment
  CAS-BOT-BC65504  Adiantum aleuticum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CHSC84354  Adiantum aleuticum Lowell Ahart 2003-8-13 10504 Plumas On the south side of Hopkins Creek, about 30 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
  UC1481821  Adiantum aleuticum Mrs. Carlotta C. Hall 1912-1 9358 Plumas W of Johnsville (along Jameson Creek) Comment
  CHSC62360  Agastache urticifolia B. Castro; J. Jurewicz 1990-7-17 431 Plumas Ca 6 air mi W of Crescent Mills, on gentle W-facing slope above Rush Cr, along mainly E side of USFS Rd 16N87 ca 0.9 mi S of its jcn with Rd 27N92 and ca 0.2 mi S of Cow Ck crossing. 1584 Comment
  CHSC60071  Ageratina occidentalis B. Castro; L. P. Janeway 1992-7-18 458 Plumas Ca 1.5 road mi N of Lakes Basin Campgd at W edge of Gold Lake Hwy overlooking Lily Lake. 1828 Comment
  CAS-BOT-BC22914  Agoseris heterophylla John Thomas Howell 1963-6-4 39409 Plumas Marble Hot Springs, Sierra Valley Comment
  CHSC101855  Agoseris heterophylla Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15886 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  JEPS113563  Agoseris 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
  UC1536768  Agoseris monticola G. H. True Jr. 1937-7-14 955 Plumas at top of Milford Grade Milford Grade 1828 Comment
  SEINET10566205  Agropyron William E. Harmon 1968-8-18 Harmon 1556 Plumas 1.5 mi e of quincy, on hwy 70-89, from roadside in open valley with adjacent Pasture land. Comment
  CAS-BOT-BC127593  Agropyron cristatum John Thomas Howell 1962-6-18 37794 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  JEPS113788  Agrostis exarata Lowell Ahart, Josephine Guardino 2007-7-21 14358 Plumas Along a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis 1787 Comment
  RSA59905  Agrostis exarata E. K. Balls 1950-9-15 15832 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  SEINET200169  Agrostis gigantea Malcolm A Nobs, S Galen Smith 1949-8-18 1382 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester Comment
  CAS-BOT-BC139142  Agrostis oregonensis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1428 Plumas Butterfly Botanical Area and Vicinity. In vicinity of Pond Reservoir. 1097 Comment
  RSA129685  Agrostis scabra H. S. Yates 1936-8-12 6091 Plumas Lake Almanor. 1341 Comment
  UCD53364  Agrostis scabra R. Tofsrud 1948-7-1 s.n. Plumas 1 mi. N. of Quincy. Comment
  CHSC105966  Agrostis stolonifera Lowell Ahart 2010-9-9 17147 Plumas Along the south side of Quincy La Porte Road, about 30 yards southwest of where the road crosses Onion Valley Creek, Onion Valley, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  JEPS117530  Agrostis stolonifera Lowell Ahart 2010-9-9 17147 Plumas Along the south side of Quincy La Porte Road, about 30 yards southwest of where the road crosses Onion Valley Creek, Onion Valley, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  CHSC44539  Agrostis thurberiana Lowell Ahart 1977-7-9 1455 Plumas Along the edges of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC61557  Agrostis variabilis L. P. Janeway 1984-9-1 1133 Plumas Lakes Basin; on Sierra crest west of Mt Elwell. 2164 Comment
  CHSC99197  Agrostis variabilis John Dittes; Josephine Guardino 2005-9-22 1295 Plumas Northern High Sierra Nevada Range; ca. 1.1 air-miles N of Taylor Lake, 0.7 air-mile E of Rattlesnake Peak, 0.3 air-mile W of Eisenheimer Peak, just east of Forest Route 27N57; north-facing talus just below ridgeline. 2180 Comment
  CAS-BOT-BC138373  Aira caryophyllea var. caryophyllea John Thomas Howell 1967-6-23 42665 Plumas Sierra Nevada. Canyon of Butterfly Creek. 1036 Comment
  RSA52912  Alisma triviale R. Weatherby 1950-7-28 1505 Plumas Near Indian Creek, 2 miles S of Crescent Mills. 1037 Comment
  CAS-BOT-BC131952  Allium W. D. Dakan 1974-5-28 s.n. Plumas Ca. 2 miles southeast of Mt. Hough 1828 Comment
  CAS-BOT-BC131955  Allium W. Harnach; N. Harnach 1990-5-12 294 Plumas Sierra Valley. Wilson brothers ground, south of Marble lane, on Co. Rd. A-23 (the rock pile) 1514 Comment
  CHSC82481  Allium campanulatum Lowell Ahart 2002-6-26 9776 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
  UC635261  Allium campanulatum H. L. Mason 1924-6-15 1033 Plumas Graeagle Comment
  CAS-BOT-BC466473  Allium campanulatum W. W. Wagner 1919-6-7 278 Plumas Open hillside Sockem Cr. near Quincy 1371 Comment
  CAS-BOT-BC466618  Allium campanulatum John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-7-10 2101 Plumas Between Butterfly Valley and Darlingtonia bog 1066 Comment
  SEINET8119129  Allium campanulatum M. Humphreys 1950-5-20 45 Plumas Sierra Valley, 1 mile E of Beckwourth. 1524 Comment
  SEINET8533610 Image available Allium campanulatum L. Constance 1938-6-10 2321 Plumas Feather River at Chester near Lake Almanor 1219 Comment
  UC1584013  Allium campanulatum G. Schoolcraft 1990-6-4 2070 Plumas 1 mi w Crescent Mills 1463 Comment
  CHSC60506  Allium lemmonii L. P. Janeway; Jannice Cutler 1992-5-19 4189 Plumas Plumas National Forest. West side of Ross Ranch Meadow, ca 1/2 mi south of Middle Fork Feather River and ca 3 mi east of Portola. 1493 Comment
  CAS-BOT-BC472962  Allium lemmonii Arthur Menzies 1992-5-19 4189 Plumas West side of Ross Ranch Meadow ca 1/2 mi south of Middle Fork Feather River and ca 3 mi east of Portola; Plumas National Forest, Beckwourth Ranger District 1493 Comment
  SEINET10471984  Allium lemmonii Mary Susan Taylor 1982-6-10 Taylor 4627 Plumas T23N R14E se/ne sec 12. Reconnaissance Peak quad. Along 23N72, 0.5 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. Granitic soils. 5500 ft. 1675 Comment
  CHSC41183  Allium obtusum var. obtusum J. D. Jokerst 1984-5-14 2014 Plumas SW of Genesee Valley, S of Ward Cr. 1584 Comment
  CAS-BOT-BC474058  Allium parvum M. S. Taylor 1982-5-18 4477 Plumas 2 air miles SE of Canyon Dam 1554 Comment
  JEPS115545  Allium peninsulare var. peninsulare Lowell Ahart 2009-4-22 15596 Plumas On the west side of Guardians Trail, about 100 yards north of Pine Trail, Upper Bidwell Park, west of the intersection of Highway 32 and Ten Milie House Road, about 10 miles northeast of Chico 381 Comment
  RSA790172  Allium platycaule James R. Shevock 1985-5-19 11163 Plumas Plumas National Forest, along forest road 28N01, 2 miles west of Frenchman Reservoir. 1800 Comment
  CHSC33940  Allium validum M. S. Taylor 1981-7-17 4024 Plumas Within 1/4 mi of Bear Lakes trailhead, near Elwell Lodge; ca. 6 air mi s of Mohawk. 1950 Comment
  RSA59175  Allium validum E. K. Balls 1950-9-1 15601 Plumas East of Long Lake in meadow, sloping down to 2 smaller lakes. 2104 Comment
  SEINET14407662  Allophyllum gilioides subsp. violaceum A. A. Heller, P. B. Kennedy 1907-7-4 8726 Plumas Ridge E of Red Clover Valley. Comment
  CHSC89298  Allophyllum integrifolium G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3190 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
  JEPS28608  Allophyllum integrifolium George W. Gillett 1957-7-17 785 Plumas gully off the inlet to Willow Lake; Lassen Volcanic Nat'l Park 1767 Comment
  RSA452808  Alnus incana subsp. tenuifolia B. C. Templeton 1967-4-23 10743 Plumas Butterfly Valley, near Quincy. 1067 Comment
  RSA59689  Alnus incana subsp. tenuifolia E. K. Balls 1950-9-9 15758 Plumas South end of small lake, to west of Lakes Center Public Campground. 2043 Comment
  SDSU4769  Alnus incana subsp. tenuifolia D. F. Howe 1959-8-3 2785 Plumas 30 mi. north of Quincy. 1372 Comment
  UCD109993  Alnus incana subsp. tenuifolia J. M. Tucker 1948-7-24 1727 Plumas Near road from Cascade to Camel Peak. 1615 Comment
  SEINET10678458  Alnus incana subsp. tenuifolia Bonnie C. Templeton 1967-4-23 Templeton 10743 Plumas Butterfly Valley, near Quincy. 1067 Comment
  CAS-BOT-BC170693  Alnus rhombifolia Walter Knight; Irja Knight 1966-9-12 1746 Plumas Fern Glen. Butterfly Botanical Area and Vicinity 1097 Comment
  UC1348835  Alnus rhombifolia R. Cockrell 1938-9-21 8414 Plumas Meadow Valley; stream bank Comment
  CHSC97534  Alopecurus aequalis Lowell Ahart; John Dittes 2007-6-16 14149 Plumas On the bottom of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS76235  Alopecurus aequalis W. L. Jepson 1939-8-12 19406 Plumas Ferris Creek - branch of Last Chance Creek 1767 Comment
  SEINET228761  Alopecurus aequalis Lowell Ahart 1981-8-7 3022 Plumas 1 mi NE of Pilot Peak 16 mi NE of La Porte 1900 Comment
  CAS-BOT-BC138117  Alopecurus aequalis var. aequalis Lowell Ahart 1985-7-3 5098 Plumas Little Grass Valley Reservoir and where the South Fork of the Feather River flows into the lake. 1584 Comment
  SEINET4342384  Alopecurus carolinianus W. Harnach, N. Harnach 1991-6-17 553 Plumas Sierra Valley, 3/4 mile west of steel bridge on Marble Lane 1486 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
  CAS-BOT-BC13541  Ambrosia acanthicarpa John Thomas Howell 1959-9-25 35025 Plumas Summit of Beckwourth Pass 1588 Comment
  CDA14675  Amelanchier alnifolia var. semiintegrifolia G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3118 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CAS-BOT-BC136788  Amelanchier utahensis John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1920 Plumas Butterfly Botanical Area and Vicinity 1066 Comment
  CAS-BOT-BC136790  Amelanchier utahensis Anna Head 1921-6-25 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC136793  Amelanchier utahensis Alice Eastwood 1927-6-12 14517 Plumas Forest Lodge near Greenville, United States Forest Reserve 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
  UC471166  Amsinckia H. E. Parks 1930-7-13 Plumas on shore of Lake Tagish (Caribou); Caribou Comment
  JEPS122103  Anaphalis margaritacea Lowell Ahart 2014-8-24 19743 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  SBBG2111  Anemone grayi H. and M. Dearing 1938-7-1 2258 Plumas 1 mi E of Lake Almanor Comment
  RSA0091370  Anemone lyallii Bonnie C. Templeton 1968-1 11290 Plumas [No location data on label. Possibly Trinity County.] Comment
  SD109158  Angelica arguta var. breweri Joseph M. DiTomaso 1980-8-27 1940 Plumas Two miles south of Greenville on Hwy 89. 1095 Comment
  CHSC64058  Angelica breweri B. Castro; R. A. Schlising 1987-7-21 173 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N89 and 22N42 on somewhat rocky hillside below roads. 1539 Comment
  SDSU2303  Angelica breweri D. F. Howe 1959-8-3 2784 Plumas 30 miles north of Quincy on #89 by stream. 1372 Comment
  SD9142  Antennaria R. M. Austin 1878-1 Plumas American Valley 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
  CHSC73915  Antennaria argentea B. Castro; L. Gehrung, H. Durio 1996-7-3 676 Plumas Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch. 1566 Comment
  JEPS105970  Antennaria argentea Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 10996 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
  JEPS125923  Antennaria argentea D. W. Taylor 2001-6-20 17798 Plumas Ridge dividing Middle Creek from Indian Creek, about 2.5 air miles SSW of Antelope Lake dam. Comment
  CHSC97526  Antennaria dimorpha Lowell Ahart; John Dittes 2007-6-17 14154 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
  CHSC52382  Antennaria geyeri L. P. Janeway 1989-6-20 3348 Plumas Plumas National Forest. Along S'ly edge of Red Clover Valley. 1691 Comment
  RSA715928  Antennaria geyeri L. P. Janeway 2005-7-30 8504 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains along Road 24N44 0.2 km east of Snow Lake; 4.7 km south-southwest of Adams Peak. 1884 Comment
  CAS-BOT-BC58697  Antennaria luzuloides L. P. Janeway; Garrett Gibson 1991-6-13 4006 Plumas 0.25 mi. WNW of Claireville Flat, ca. 0.5 mi. SE of Hwy 70 and Willow Creek 1484 Comment
  SEINET6755464 Image available Antennaria rosea A. A. Heller, P. B. Kennedy 1907-7-3 8699 Plumas Hills above Red Clover Valley. Comment
  CHSC63446  Antennaria rosea subsp. confinis Lowell Ahart 1994-7-22 7501 Plumas Along the north side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. 1981 Comment
  JEPS20831  Antirrhinum vexillocalyculatum subsp. intermedium S. Galen Smith 1958-7-25 Plumas near Rich Bar (along Feather River Hwy (U.S. 40 Alt), 2.2 mi e of the bridge across the North Fork of the Feather River and the junction with the road to Caribou) 777 Comment
  UCD123490  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
  CHSC34865  Apocynum androsaemifolium M. S. Taylor 1981-7-27 4132 Plumas At point in Ward Creek Rd, between Ward Creek and Peel Ridge, ca. 2 mi se of Genesse. 1371 Comment
  SBBG128283  Apocynum androsaemifolium L. Ahart, J. Dittes 2009-7-14 16068 Plumas SE side of Forest Service Rd 27N92, ca. 1.9 mi SE of Seneca, ca. 6 mi S of Lake Almanor Reservoir Dam 1677 Comment
  RSA189322  Apocynum androsaemifolium subsp. pumilum L. S. Rose 1967-7-10 s.n. Plumas 1 mi. S of Keddie. Butterfly Creek and Spanish Creek 884 Comment
  RSA71311  Apocynum cannabinum L. S. Rose 1951-6-29 51073 Plumas 8 mi. east of Quincy 1220 Comment
  SEINET10454898  Apocynum pumilum var. rhomboideum Mary Susan Taylor 1981-7-17 Taylor 4036 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-BC392015  Aquilegia John Thomas Howell; H. Keith Wagnon 1980-5-28 53704 Plumas Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River 853 Comment
  CHSC21306  Aquilegia formosa var. truncata F. T. Griggs; A. Pass 1975-7-8 114 Plumas Buck's Lake Forest Service Survey Comment
  RSA88490  Arabis breweri J. T. Howell 1951-6-28 27665 Plumas Jamison Creek Canyon 1585 Comment
  UC1485463  Arabis constancei M. S. Taylor 1981-6-15 3893 Plumas ca. 2 mi. n.e. Meadow Valley (s. side of Bucks Lake Rd., ca. 50 ft e. of its junction w/ 24N29 (rd. to Deanes Valley)); Bucks Lake NE Quad. 1158 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
  SEINET3071045 Image available Arabis suffrutescens var. perstylosa L. Constance 1938-6-9 2309 Plumas Above the Middle Fork of the Feather River, 7.3 miles southweast of Quincy. 1220 Comment
  CHSC9724  Aralia californica Nancy Mosman 1971-7-11 93 Plumas Located along w side of Hwy 70 ca. 1.7 mi s of Belden turnoff. 1025 Comment
  CHSC54867  Arceuthobium californicum Vernon H. Oswald 1991-8-23 4840 Plumas Lassen Volcanic Park. Trail from the outlet of Juniper Lake to the summit of Mt. Harkness. 2255 Comment
  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
  CAS-BOT-BC407771  Arceuthobium californicum Robert J. Weatherby 1955-8-2 1667 Plumas Jeep trail from Spanish Ranch to Bean Hill Diggings, Meadow Valley 1158 Comment
  CHSC43231  Arceuthobium campylopodum Lowell Ahart 1987-9-18 5888 Plumas About 4 miles southeast of Cascade, on a part of the Lava Cap, northeast of Feather Falls. 1341 Comment
  CHSC67445  Arceuthobium campylopodum James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2563 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy. 70. 1584 Comment
  UC1078843  Arceuthobium campylopodum Job Kuijt 1957-5-21 1351 Plumas 3 mi n Almadore (on Hwy 89) Comment
  SEINET2471364  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-9-22 2007 -61 Plumas S. end of Long Lake 2020 Comment
  RSA122006  Arctostaphylos manzanita subsp. manzanita E. Sawyer 1935-6-14 112 Plumas Two miles northeast of Kerby. 1646 Comment
  CDA20455  Arctostaphylos mewukka B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of Cascade. 0 Comment
  UCR115321  Arctostaphylos mewukka G. D. Barbe, T. C. Fuller 1982-7-16 3768 Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  CAS-BOT-BC38489  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-21 51337 Plumas Injun Jim Campground, Feather River Canyon. 609 Comment
  UCR77905.2  Arctostaphylos mewukka subsp. truei J. T. Howell 1976-4-2 51570 Plumas Injun Jim Campground, N Fork Feather River 610 Comment
  CAS-BOT-BC40001  Arctostaphylos nevadensis John Thomas Howell 1960-7-20 35778 Plumas Between Boiling Springs Lake and Terminal Geyser. 1859 Comment
  CAS-BOT-BC40013  Arctostaphylos nevadensis Gladys L. Smith 1976-6-7 4608 Plumas Secondary road from Quincy to La Porte, drainage of Middle Fork Feather River, south end of summit ridge. 1950 Comment
  JEPS48506  Arctostaphylos nevadensis Esther Fritz 1933-7-4 Plumas summit and slopes Spanish Peak 2133 Comment
  UC549373  Arctostaphylos nevadensis J. E. Adams 1933-8-8 540 Plumas Quincy Comment
  UC565945  Arctostaphylos nevadensis E. Nourse 1934-9-4 27 Plumas 2 mi ssw Quincy; Downieville Quadrangle 1524 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
  CAS-BOT-BC27299  Arctostaphylos truei W. Knight; Irja Knight 1968-3-7 2593 Plumas From Injun Jim Campground on North Fork Feather River 609 Comment
  CAS-BOT-BC47027  Arctostaphylos viscida subsp. viscida Lewis S. Rose 1967-5-7 67067 Plumas 3 mi. w. of Keddie. Butterfly Valley. 944 Comment
  CHSC91931  Arenaria aculeata L. P. Janeway 2005-7-31 8510 Plumas Northern High Sierra Nevada. Diamond Mountains, top of spur ridge 0.3 km southwest of Crystal Peak. 2308 Comment
  SEINET10965530  Arenaria congesta Mary Susan Taylor 1981-7-17 Taylor 4040 Plumas T21N R12E se/sw sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, around Cub Lake, ca. 6 air mi S of Mohawk. 6500 ft elev. 1981 Comment
  NY572182  Arenaria congesta var. congesta S. L. Welsh 2001-6-14 28144 Plumas Ca. 5 miles south of Milford 1791.9 Comment
  UC1730234  Arenaria congesta var. subcongesta L. P. Janeway 1998-6-24 5671 Plumas NE of Jordan Flat (Last Chance Creek, N side 600 ft N of Road 28N03 0.3 mi W of Road 101) 1792 Comment
  UC1577403  Argemone rotundata C. W. Hanks 1934-8-6 11 Plumas Plumas National Forest, nw end of Sierra Valley Sierra Valley; Plumas National Forest, Sierra Valley 1554 Comment
  CAS-BOT-BC82221  Arnica chamissonis Alice Eastwood 1927-6-27 14897 Plumas On road from [Chilcott] Chilcoot, United States Forest Reserve Comment
  CAS-BOT-BC82215  Arnica chamissonis C. R. Quick 1942-7-28 42 -53 Plumas 2.5 miles w. of Almanor P.O. Comment
  SEINET6755560 Image available Arnica chamissonis A. A. Heller, P. B. Kennedy 1907-7-5 8750 Plumas Red Clover Valley Comment
  RSA127311  Arnica chamissonis subsp. foliosa Clarence R. Quick 1952-9-5 52 -313 Plumas Northwest of Almanor. Comment
  SD8797  Arnica cordifolia Mrs. R. M. Austin 1877-1 Plumas American Valley Comment
  CAS-BOT-BC295856  Arnica dealbata Mary Strong Clemens 1920-6-28 s.n. Plumas Quincy Comment
  CAS-BOT-BC82509  Arnica discoidea Alice Eastwood 1927-6-12 14532 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CHSC102066  Arnica discoidea Lowell Ahart; John Dittes 2009-7-15 16093 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
  CHSC23868  Arnica discoidea Lowell Ahart 1976-7-16 Plumas 1/2 mi above the Middle Fork of the Feather River, 5 mi NW of Little Grass Valley Res. 1828 Comment
  CHSC74060  Arnica discoidea B. Castro; L. Gehrung 1998-7-30 819 Plumas Ca 1.2 mi SE of La Porte, on 'A' spur off Co. Rd 513 (USFS Rd 21N28), on narrow ridge between Spanish Creek and Rabbit Creek. 1463 Comment
  CHSC62414  Arnica nevadensis B. Castro; Robin Ondricek-Fallscheer 1990-6-14 463 Plumas Ca 5.5 air mi S of Bucks Lake and 0.1 mi NE of jcn USFS Rd 23N18 with Rd 23N70, on the slopes above Rd 23N70, in the Arkansas Ravine area. 1554 Comment
  UCD56015  Arrhenatherum elatius B. Corbin 2001-6-7 1006 Plumas Susanville. North of Chilcoot. 1627 Comment
  CAS-BOT-BC146267  Arrhenatherum elatius var. elatius John Thomas Howell 1975-7-22 51346 Plumas Sierra Nevada. Quincy Junction Road near Quincy. 1036 Comment
  CHSC71630  Artemisia arbuscula subsp. arbuscula Vernon H. Oswald; Lowell Ahart 1998-8-11 9488 Plumas Northwest of Onion Valley at Monitor Flat on Cleghorn Bar Rd. 2.5 mi west of Quincy-La Porte Rd. (County Rd. 511). 1905 Comment
  UC1119350  Artemisia cana subsp. bolanderi N. French 1934-11-16 556 Plumas 6 mi s Beckwith; Sierraville Quadrangle Comment
  UC579487  Artemisia cana subsp. bolanderi C. W. Hanks 1934-9-29 98 Plumas ne of Sierra Valley; Plumas National Forest, Sierraville Quadrangle 1524 Comment
  CHSC79656  Artemisia douglasiana G. F. Hrusa; T. D. Wilfred 1996-8-1 13405 Plumas Northern California, Sierra Nevada. ~1/4 mi. S of intersection of USFS 24N42 and 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. [Original lat./long. on label is '39 55 N; 120 44 W']. 1800 Comment
  SEINET6775418 Image available Artemisia douglasiana A. A. Heller, P. B. Kennedy 1907-7-17 8876 Plumas Red Clover Valley Comment
  CAS-BOT-BC90570  Artemisia dracunculus John Thomas Howell 1959-9-25 35000 Plumas 2 miles east of Portola 1484 Comment
  SEINET10904838  Artemisia dracunculus Mary Susan Taylor 1982-9-13 Taylor 5130 Plumas T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft. 1487 Comment
  JEPS113558  Artemisia ludoviciana subsp. incompta Lowell Ahart, John Dittes 2007-6-17 14205 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CHSC59674  Artemisia michauxiana L. P. Janeway 1992-8-30 4296 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. 1889 Comment
  RSA59702  Artemisia tridentata subsp. tridentata E. K. Balls 1950-9-2 15663 Plumas Along Grizzly Creek, about Grasshopper Flat, road from Ramelli to Walker Mine 1829 Comment
  UC1119488  Artemisia tridentata subsp. tridentata R. Roseberry 1934-11-19 16 Plumas 1/2 mi n Bungalow; Plumas National Forest, Downieville Quadrangle Comment
  CDA14752  Asarum hartwegii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3310 Plumas Diamond Mountain Road 1.4 miles north-northeast of Engle Mine townsite. 1295 Comment
  SEINET3158544  Asclepias fascicularis E. K. Balls 1950-9-14 sn Plumas Indian Creek, 1.5 mi. northeast of junction with Hwy 24 along Hwy 89 914 Comment
  CAS-BOT-BC97470  Aster M. S. Taylor 1981-8-19 4223 Plumas Blue Nose Mt. quad. Along creek, 0.1 mi w of Peoria Creek, ca. 2.5 mi w of Sloat 1341 Comment
  JEPS120541  Aster alpigenus var. andersonii B. Castro and L. P. Janeway 2006-9-9 1616 Plumas High Cascade RAnge. About 200 m east of Jedidiah Colter Lake (between Blue Lake and NOrth Arm Rice Creek). Comment
  SEINET10474434  Aster integrifolius Mary Susan Taylor 1982-8-30 Taylor 5077 Plumas T27N R11E sw sec 35. Kettle Rock quad. S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. Riparian edge of Montane Coniferous Forest; 6900 ft. 2103 Comment
  SEINET10839230  Aster integrifolius Mary Susan Taylor 1982-9-8 Taylor 5119 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 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
  CAS-BOT-BC192852  Astragalus pulsiferae Alice Eastwood 1927-6-27 14865 Plumas On road from Reno to Chilcoot. United States Forest Reserve Comment
  SJSU4151  Astragalus purshii C. W. Sharsmith & W. Savage 1967-5-20 7521 Plumas near S base of The Buttes (not Sierra Buttes), c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  CAS-BOT-BC200860  Astragalus webberi Mary Strong Clemens 1920-9-1 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC200863  Astragalus webberi H. D. Ripley; R. C. Barneby 1943-6-16 5778 Plumas Canyon of the Feather R. w. of Crescent Mills 1036 Comment
  CHSC37016  Astragalus webberi M. S. Taylor 1982-6-14 4671 Plumas E side of Hwy 89, ca. 1 mi n of Indian Falls. 1036 Comment
  HSC73111  Astragalus webberi M. S. Taylor 1981-5-8 3661 Plumas N side of Hwy. 89, 1/4 mi. S of turnoff to Taylorsville , 1 mi. S of Crescent Mills. 1098 Comment
  CDA26761  Astragalus whitneyi G. D. Barbe 1982-6-9 3665 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  UC1730237  Astragalus whitneyi var. whitneyi L. P. Janeway 1998-6-24 5670 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  CHSC105673  Athyrium filix-femina var. cyclosorum Lowell Ahart 2010-10-21 17311 Plumas On the south side of a small wash, about 100 yards north of Fowler Lake, along the trail (poor road), about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte. 1662 Comment
  SD9780  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin 1880-1 Plumas Big Meadow Comment
  SD9783  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin 1879-1 Plumas Big Meadow Comment
  CAS-BOT-BC66092  Athyrium filix-femina var. cyclosorum John Thomas Howell 1960-7-21 35851 Plumas nw. of Willow Lake 1676 Comment
  SEINET10966170  Azolla mexicana Mary Susan Taylor 1981-8-5 Taylor 4166 Plumas 1069 Comment
  CHSC35273  Azolla microphylla M. S. Taylor 1981-8-5 4166 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
  CHSC42081  Balsamorhiza deltoidea Kimber Hostetter 1986-4-12 12 Plumas On Hwy 89, 3.2 km from Hwy 70 Greenville turnoff, ca. 16 km S of Greenville. 1475 Comment
  CAS-BOT-BC106458  Balsamorhiza hookeri John Thomas Howell 1962-6-18 37788 Plumas Sierra Valley near Beckwourth - Sierra Nevada 1487 Comment
  SJSU4146  Balsamorhiza hookeri C. W. Sharsmith & W. Savage 1967-5-20 7515 Plumas near S base of The Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  UC579643  Balsamorhiza hookeri E. Sawyer 1935-5-21 3 Plumas 3/4 mi SW of Beckwith; Sierraville Quad. 1493 Comment
  CHSC75898  Balsamorhiza macrolepis var. platylepis G. F. Hrusa 1997-5-30 13850 A Plumas Sierra Nevada. 1.2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508) /and Sloat Rd. (to S.). [Original lat./long. on label is '39 53 N; 120 42 W']. 1450 Comment
  CAS-BOT-BC16570  Barbarea orthoceras Mrs. H. C. Cantelow 1940-5-11 3753 Plumas Meadow Valley Creek Ford. Comment
  JEPS115219  Barbarea orthoceras Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16156 Plumas Bottom of a small wash, on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  UCD15498  Barbarea orthoceras Patsy Barry 1984-5-28 23 Plumas Creek at Benner Creek Campground. 1706 Comment
  POM199252  Beckmannia syzigachne H. S. Yates 1912-7-5 s.n. Plumas Charles Creek, Portola. 1524 Comment
  SEINET10514174  Beckmannia syzigachne Mary Susan Taylor 1982-8-27 Taylor 5068 Plumas T23N R14E S1/2 NE1/4 Sec 28. POrtola quad. In moist area, Ramelli Ranch where Feather River crosses RR tracks, ca. 1.5 miles SW of Beckwourth. With Hippuris vulgaris, Sium suave, Lemna. 1487 Comment
  CAS-BOT-BC102173  Bidens cernua L. DeBuhr; C. W. Tilforth 1972-9-20 42311 Plumas Snake lake c. 4 miles NW of Quincy 1219 Comment
  CAS-BOT-BC102170  Bidens cernua John Thomas Howell 1961-9-23 36871 Plumas Cooks Creek near Engelmine 1082 Comment
  CHSC81750  Bidens frondosa Lowell Ahart 2001-10-16 9367 Plumas On a high bank, and the north side of a small stream, on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  RSA0125973  Boechera Milo S. Baker 1952-5-27 12475 Plumas Feather River Canyon at Camp Storrie. 473 Comment
  UC10146  Boechera Mrs. R. M. Austin and Bruce Jun 1898 2251 Plumas Davis Creek Comment
  CAS-BOT-BC16135  Boechera constancei M. S. Taylor; G. Rotta 1982-5-18 4476 Plumas North side of 27N92, ca. 2 air miles southeast of Canyon Dam. 1553 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
  CAS-BOT-BC14016  Boechera lemmonii Ella Dales Cantelow 1941-5-18 3626 Plumas 1.5 miles west of Johnsville Road to Gibsonville. 1615 Comment
  CHSC104754  Boechera platysperma L. P. Janeway 2010-8-19 10169 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). On ridgetop and southeast-facing slope. 1797 Comment
  CHSC75474  Boechera rectissima G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13281 Plumas Sierra Nevada--Plumas National Forest. On slopes above Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 1980 Comment
  SEINET3165696  Boechera rectissima R. W. Spellenberg 2006-6-23 13752 Plumas between US Hwy. 89 and Lake Almanor, 14.5 km SE of Plumas County line, 4.5 km NW of junction to Almanor 1285 Comment
  CHSC36677  Boechera retrofracta R. E. Preston 1982-4-29 272 Plumas Ca. 30 yds e of Chips Creek, ca. 100 yds n of Hwy 70. 655 Comment
  CHSC53193  Boechera retrofracta L. P. Janeway 1989-6-12 3298 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1691 Comment
  CAS-BOT-BC25721  Boechera sparsiflora Ella Dales Cantelow 1940-5-12 3752 Plumas 2.5 miles southwest of Beldon. Comment
  CAS-BOT-BC25927  Boechera suffrutescens Lowell Ahart 1986-7-8 5363 Plumas Sierra Nevada. South of where the road crosses Onion Valley Creek, ca. 1 mile northwest of Pilot Peak. 1920 Comment
  JEPS125797  Boisduvalia campestris William Harnach 2000-8-2 962 Plumas 1.5 miles South of Highway 70 on A-23, 0.25 miles East of A-23. South of Beckwourth, CA (Sierra Valley Farms). Comment
  NY144280  Botrychium californicum R. M. Austin 1897-7-2 s.n. Plumas Near Quincy Comment
  UCD136823  Botrychium multifidum Dennis Wm. Stevenson 1974-10-1 377 Plumas Between trail and Jamison Creek, 0.5 mile below (north of) Grass Lake (above Jamison Mine). 1767 Comment
  CHSC82535  Botrychium simplex var. compositum Lowell Ahart 2002-7-2 9836 Plumas On the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  CAS-BOT-BC417624  Boykinia major Paul F. Covel 1937-7-20 793 Plumas Highway pass east Buck's Comment
  CDA17300  Brasenia schreberi G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16349 Plumas Sierra Nevada; Snake Lake, 4 mi. NW of Quincy. Comment
  CAS-BOT-BC106229  Brickellia californica J. T. Vale 1988-10-2 s.n. Plumas Feather Rv 609 Comment
  RSA0049642  Brodiaea minor Dean Wm. Taylor 2012-6-20 21252 Plumas Lumpkin Ridge, Forest Road 27 about 5 miles North from Camp Eighteen (site) 1417 Comment
  UC143028  Brodiaea minor Mrs. A. L. Coombs 1902-7-7 Plumas Prattville Comment
  CAS-BOT-BC484566  Brodiaea minor Robert J. Weatherby 1955-7-15 1642 Plumas Quincy Ranger Station, USFS, Quincy 1066 Comment
  SEINET3884981  Brodiaea multiflora Lewis S. Rose 1963-6-5 63130 Plumas 3 mi n of Quincy.; 0 1097 Comment
  CDA17226  Bromus carinatus G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16329 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC149320  Bromus carinatus var. carinatus John Thomas Howell 1959-9-21 34829 Plumas Sierra Nevada. Greenville. 1088 Comment
  CAS-BOT-BC149323  Bromus carinatus var. carinatus John Thomas Howell 1959-9-24 34904 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  JEPS28304  Bromus carinatus var. carinatus George W. Gillett 1957-7-17 794 Plumas (flowing) from Little Willow Lake into Willow Lake (Lassen Volcanic National Park); Lassen Volcanic National Park 1767 Comment
  UC1155623  Bromus carinatus var. carinatus G. L. Stebbins Jr. 1947-5-16 H 10 Plumas Meadow View Ranger Station 2225 Comment
  CAS-BOT-BC155968  Bromus commutatus M. S. Taylor 1982-7-8 4805 Plumas South side of Feather River, ca. 1 mile southwest of Sagebrush Scrub on Rameli Ranch, ca. 0.25 mile east of Calpine Road (109). 1487 Comment
  RSA232905  Bromus commutatus L. S. Rose 1968-6-10 68087 Plumas Quincy 1037 Comment
  CAS-BOT-BC155798  Bromus diandrus John Thomas Howell; Gordon H. True 1968-6-10 44547 Plumas Sierra Nevada. Quincy. 1036 Comment
  UCD58849  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43377 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  POM198347  Bromus japonicus H. S. Yates 1913-6-24 s.n. Plumas Massack Comment
  CAS-BOT-BC162148  Bromus orcuttianus John Thomas Howell 1951-6-28 27656 Plumas Sierra Nevada. Johnsville. 1584 Comment
  CHSC102065  Bromus orcuttianus Lowell Ahart; John Dittes 2009-7-15 16092 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  JEPS102748  Bromus orcuttianus Lowell Ahart 2001-7-23 8998 Plumas Along the edge of the dirt road, near sign of stagecoach robbery, about 1/2 mile north of Humboldt Summit. 1828 Comment
  OBI22381  Bromus orcuttianus Lewis S. Rose 1966-7-27 66060 Plumas Butterfly Valley 3 mi W of Keddie 1067 Comment
  CHSC74037  Bromus suksdorfii B. Castro 1998-10-7 858 Plumas Ca 4 air mi NE of Little Grass Valley Reservoir, on slope just W of Co. Rd 511. Ca 50 ft W of jcn of Co. road and USFS Rd 22N21, at edge of alder drainage. 1889 Comment
  SEINET4343729 Image available Bromus suksdorfii Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16130 Plumas Yellow Pine Forest; 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
  UC600969  Bromus suksdorfii Elizabeth Wood 1938-7-5 7 Plumas between Blairsden and Gold Lake 1676 Comment
  CAS-BOT-BC161357  Bromus tectorum John Thomas Howell 1961-6-21 36672 Plumas Sierra Nevada. Guerneville. 1097 Comment
  CHSC91530  Bromus tectorum G. D. Barbe; T. C. Fuller 1982-6-17 3808 Plumas Northern California. Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  JEPS116062  Bromus tectorum Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15866 Plumas About 1/3 miles (air) west of Lake Almanor Dam, near cut bank of Forest Road 27N01Y, along the north road edge 1462 Comment
  CAS-BOT-BC185349  Calamagrostis canadensis Dr. Hildebrand 1863-1-1 s.n. Plumas Sierra. Comment
  CHSC108739  Calamagrostis canadensis B. Castro; L. P. Janeway 2003-9-6 1451 Plumas High Cascade Range. Along un-named lake split by the Caribou Wildnerness Area boundary, ca 1.5 mi west of Hay Meadow. At upper lake/lower forest edge around much of lake, expecially the north half. 2058 Comment
  CHSC112575  Calandrinia ciliata B. Castro; L. P. Janeway 2007-6-7 1629 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. Just W of channel of Thompson Creek, downstream of small rock dam, ca 300 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  UC1042413  Calandrinia ciliata John Thomas Howell 1951-6-28 27688 Plumas Jamison Creek Sierra Nevada 1584 Comment
  SEINET9097602  Calandrinia ciliata var. menziesii W. Harnach, N. Harnach 1991-6-21 555 Plumas Sierra Valley, 0.5 miles S of Beckwourth, next to railroad bridge E of County Road A-23. 1487 Comment
  SEINET10962336  Calandrinia ciliata var. menziesii Mary Susan Taylor 1982-6-21 Taylor 4708 Plumas T23N R11E ne/nw sec 30. Blue Nose Mt quad. Between small creek and Eureka Ridge Rd (23N09), ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 6100 ft. 1859 Comment
  CHSC78746  Calliscirpus brachythrix L. P. Janeway 2000-7-16 6916 Plumas Northern High Sierra Nevada. Meadow at head of East Branch Coldwater Creek. 1768 Comment
  JEPS120571  Calliscirpus brachythrix L. P. Janeway 2013-6-2 11122 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckthorn survey monument on the eastern end of Red Mountain. Comment
  CAS-BOT-BC85758  Calocedrus decurrens S. E. Hirstel 1926-7-1 s.n. Plumas Near Greenville Comment
  CHSC52884  Calochortus coeruleus L. P. Janeway 1990-6-12 3712 Plumas Plumas National Forest. Rattlesnake Creek, just N of Long Valley; along road 508 ca 1.1 mi N of Hwy 70/89. 1432 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
  CHSC10592  Calochortus leichtlinii Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  HSC101684  Calochortus leichtlinii Dillon North Davis 2013-6-10 13 Plumas 9.8 miles south on FS Road 25N17 from intersection with Highway 70. Comment
  CAS-BOT-BC490271  Calochortus leichtlinii D. E. Breedlove 1962-6-13 3474 Plumas Along state Hwy.89, 2miles south of Graeagle 1402 Comment
  CAS-BOT-BC491827  Calochortus leichtlinii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54358 Plumas Near Indian Creek about 0.75 miles northwest of northwest arm of Antelope Reservoir 1584 Comment
  UCSB16089  Calochortus leichtlinii Breedlove, Dennis 1962-6-13 Plumas Along State Highway 89, 2 miles south of Graeagle, Sierra Nevada 1402 Comment
  CAS-BOT-BC483472  Calochortus minimus E. K. Balls; L. W. Lenz 1956-6-19 21838 Plumas 0.3 mile east along State Highway 89, past P.G.&E. Dam, Lake Almanor 1432 Comment
  CAS-BOT-BC483475  Calochortus minimus G. Earle Kelley 1920-7-1 s.n. Plumas Greenville Comment
  CAS-BOT-BC483479  Calochortus minimus A. A. Heller 1915-7-7 12066 Plumas Near the summit of Soapstone Ridge, 12 miles west of Bucks in the Sierra Nevada 1676 Comment
  UC569431  Calochortus nudus F. W. Embree 1934-6-12 99 Plumas w end Hawkins Valley; Bidwell Bar Quad. 1615 Comment
  JEPS15245  Calycadenia truncata Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4346 Plumas about 2 mi e of, along roadside, road from Greenville to Indian Agency Greenvile; Indian Valley 1005 Comment
  RSA95563  Calycanthus occidentalis J. T. Howell 1951-8-19 28172 Plumas 3 miles E of Rich Bar. 854 Comment
  HSC101678  Calyptridium umbellatum Dillon North Davis 2013-7-3 38 Plumas 4.8 miles south on FS Road 25N17 from intersection with Highway 70 1576 Comment
  SEINET10572716  Calyptridium umbellatum Mary Susan Taylor 1982-5-19 Taylor 4485 Plumas T23N R14E ne/nw sec 27. Portola quad. Sandy sagebrush scrub, Ramelli Ranch, ca. 1 mi w of Beckwourth. 4800 ft. 1463 Comment
  UCD22671  Calyptridium umbellatum Andrea Alfaro 1990-5-12 9 Plumas Quincy quadrangle. On the side of a road. Comment
  CAS-BOT-BC221248  Calystegia malacophylla subsp. malacophylla Clarence R. Quick 1953-8-7 53 -123 Plumas Southeast of Meadow Valley Comment
  CDA14132  Calystegia occidentalis subsp. occidentalis G. F. Hrusa 1997-5-3 13822 Plumas Sierra Nevada; W side of Rattlesnake Creek, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  UC2012965  Calystegia occidentalis subsp. occidentalis Barbara Ertter 1990-5-14 8989 Plumas Highway 70 along Feather River ca 8 air miles NW of Quincy, N side of highway at junction of Twain Store road. Comment
  CHSC2247  Camassia quamash subsp. breviflora A. Stone 1937-6-15 Plumas East of Quincy. 1036 Comment
  RSA0009460  Camassia quamash subsp. breviflora Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  RSA641884  Camassia quamash subsp. breviflora Michael A. Vincent 1999-6-8 8546 Plumas Red Clover Valley, along FS RT 70, 0.5 mile N of FS 177/CA111 Comment
  CAS-BOT-BC160839  Camissonia tanacetifolia subsp. quadriperforata Alice Eastwood 1918-5-25 7051 Plumas Portola Comment
  RSA186589  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18419 Plumas 3.1 miles west of Vinton Comment
  RSA325158  Camissonia tanacetifolia subsp. quadriperforata M. S. Taylor 1981-7-7 3987 Plumas East side of Beckwourth-Genesee Road, 0.5 miles N of Beckwourth. 1494 Comment
  SEINET10463001  Campanula prenanthoides Howell 1959-9-26 Howell 35045 Plumas Near Keddie 1006 Comment
  CHSC92132  Capsella bursa-pastoris Lowell Ahart; John Dittes 2005-9-19 12416 Plumas Along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1998 Comment
  CAS-BOT-BC37225  Cardamine bellidifolia Wayne D. Dakan 1969-6-20 s.n. Plumas Sierra Nevada. Taylor Lake. Comment
  CAS-BOT-BC37820  Cardamine nuttallii Alice Eastwood 1927-6-13 14572 Plumas United States Forest Reserve. Forest Lodge near Greenville. Comment
  CHSC85701  Cardamine nuttallii G. D. Barbe; T. C. Fuller 1982-6-16 3791 Plumas 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
  CHSC81355  Cardamine oligosperma L. P. Janeway 1996-4-11 4954 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CHSC35017  Cardamine pachystigma R. E. Preston 1982-3-20 194 Plumas W side of Hwy 70 at Pauls Cr; ca. 2 mi sw of Belden. 658 Comment
  CHSC99231  Cardamine pachystigma John Dittes 2005-7-4 1195 Plumas Cascade Range; drainage of Lights Creek; ca. 10.8 air miles northeast of Taylorsville, ca. 7.3 air miles southwest of Diamond Mountain, ca. 4.2 air miles east of Moonlight Peak; east of Lights Creek on talus slope east of (above) Coounty Road 213. 1295 Comment
  JEPS118071  Carex Lowell Ahart 2011-9-17 17657 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
  CAS-BOT-BC18351  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54181 Plumas Sierra Nevada. Long Valley at road to Maxwell Mine. 1633 Comment
  UCD20956  Carex E. Bortiri 2002-6-1 WFC 4 Plumas Faggs Pond, South of Bucks Lake, Plumas NF. Plumas Co. Comment
  CHSC102644  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-BC17834  Carex amplifolia M. S. Taylor 1982-8-9 4947 Plumas Around spring at junction of road 26N17Y and Pliocene Creek, ca. 1 mile northwest of Rattlesnake Hill. 1645 Comment
  JEPS101186  Carex amplifolia Dean W. Taylor 2000-9-14 17590 Plumas Cold Stream (tributary to Indian Creek about 1 mile downstream from Antelope Lake, Plumas National Forest; spring near crossing of Forest Road 27N54 1584 Comment
  CAS-BOT-BC17935  Carex angustata John Thomas Howell 1960-7-19 35644 Plumas Lassen Volcanic National Park. Drakesbad. Near hot springs. 1828 Comment
  CAS-BOT-BC17941  Carex angustata John Thomas Howell 1967-6-23 42708 Plumas Sierra Nevada. Butterfly Valley. 1066 Comment
  CHSC53559  Carex angustata L. P. Janeway 1990-6-11 3784 Plumas Plumas National Forest. Halfway between Paradise Cr and Emigrant Cr, and ca 2/3 mi S of Little Grizzly Cr. 1874 Comment
  CHSC84209  Carex angustata Lowell Ahart 2003-7-18 10431 Plumas In a drainage, in a meadow, about 150 yards south of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1730 Comment
  JEPS95382  Carex athrostachya Lowell Ahart 1994-7-22 7500 Plumas along the N side of the Pacific Crest Trail, about 1/2 mi E of Mount Etna 1981 Comment
  SEINET13329302  Carex athrostachya W. Harnach, N. Harnach 1991-6-17 552 Plumas Sierra Valley, 3/4 mile west of steel bridge on Marble Lane 1486 Comment
  UC822940  Carex athrostachya Lewis S. Rose 1932-9-5 32617 Plumas Jamison Lake Comment
  RSA122795  Carex athrostachya H. S. Yates 1936-8-12 6090 Plumas Lake Almanor. 1341 Comment
  RSA98025  Carex athrostachya C. R. Quick 1952-9-5 52 -298 Plumas Northwest of Almanor. Comment
  OBI6459  Carex aurea Lewis S. Rose 1967-7-10 67150 Plumas 3 mi W of Keddie. Butterfly Valley 1097 Comment
  CHSC100349  Carex bolanderi Lowell Ahart 2008-8-14 15205 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  CHSC63189  Carex bolanderi Lowell Ahart 1994-6-17 7358 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
  JEPS106384  Carex bolanderi Lowell Ahart 2004-7-27 11312 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte 1645 Comment
  CHSC77065  Carex brainerdii G. Douglas Barbe; T. C. Fuller 1982-6-15 3717 Plumas 1.0 mle below and NE of Red Hill summit, Plumas National Forest. 1761 Comment
  JEPS106135  Carex brainerdii Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11005 Plumas On the east side of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  JEPS109101  Carex brainerdii D. W. Taylor 2008-6-18 20221 Plumas Plumas National Forest, watershed of N Fork Feather River, S Fork Rock Creek, along Forest Road 24N28. Comment
  CAS-BOT-BC19631  Carex brainerdii Hans Leschke 1957-7-13 758 Plumas Lassen Volcanic National Park. Below Sifford Lakes at head of Drakesbad Valley. 2057 Comment
  SEINET10752414  Carex brainerdii Lawrence P. Janeway 1984-7-22 Janeway 929 Plumas Bucks Lake SE quad T23N, R8E, border of secs. 20, 29. Summit above Lookout Rock, 1 1/2 mi. NE of Mt Ararat. 1815 Comment
  CHSC58856  Carex canescens Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5039 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  CAS-BOT-BC34407  Carex cusickii John Thomas Howell 1967-6-23 42711 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  RSA201269  Carex cusickii J. T. Howell 1960-7-23 35936 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  CHSC43568  Carex diandra Lowell Ahart 1980-10-6 2671 Plumas On the south shore of the small lake, about 1/2 mile west of Fowler Peak, about 2 miles north of Little Grass Valley Reservoir. 1615 Comment
  UC1133347  Carex douglasii L. S. Smith 1931-5-27 2549 Plumas Last Chance Creek Plumas Forest, Last Chance Creek 1524 Comment
  CHSC51508  Carex echinata subsp. echinata W. D. Dakan 1978-6-3 Plumas Butterfly Valley Botanical Area. 1295 Comment
  CAS-BOT-BC20691  Carex fracta John Thomas Howell 1960-7-20 35710 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC103120  Carex fracta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16106 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC99978  Carex geyeri L. P. Janeway; Matt Simenc 2008-9-10 9590 Plumas Northern High Sierra Nevada. Along the ridge between Washington Creek and Winters Creek; 1.0 km south of Middle Fork Feather River; 3/4 km north-northwest of Finger Board. 1564 Comment
  UCD140424  Carex heteroneura G. F. Hrusa; T. D. Wilfred 1996-8-1 13452 Plumas Brady's Camp. Pine Creek Valley, ca. 1/2 mile NE Argentine Rock. Comment
  CHSC92289  Carex heteroneura var. heteroneura Lowell Ahart; Josephine Guardino 2005-8-10 12320 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  JEPS107612  Carex heteroneura var. heteroneura Lowell Ahart, Josephine Guardino 2005-8-10 12320 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  CAS-BOT-BC28080  Carex hoodii L. P. Janeway 1990-7-2 3750 Plumas Portola quad, ca 0.5 mi NE of Carman Saddle, 1.5 mi W of Beckwourth Peak, 1706 Comment
  HSC95618  Carex hoodii Jim Jokerst 1985-6-10 2401 Plumas Adjacent to Indian Creek, 400 m S of Hwy. 70, 2 mi. SW of Crescent Comment
  JEPS87741  Carex integra Lowell Ahart 1994-6-15 7343 Plumas near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 200 yards e of a logging road, about 1 mile (air) w of Little Grass Valley Reservoir) 1767 Comment
  CHSC63292  Carex jonesii Lowell Ahart 1994-6-15 7341 Plumas About 200 yards east of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  JEPS102673  Carex jonesii Lowell Ahart 2001-7-23 9000 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
  CAS-BOT-BC35787  Carex jonesii George Wilson Gillett 1957-7-19 852 Plumas Lassen Volcanic National Park; near trail above the Devils Kitchen, just beyond very large spring 2057 Comment
  CHSC102600  Carex laeviculmis L. P. Janeway; B. Castro 2009-7-18 9863 Plumas Northern High Sierra Nevada. Lower end of Rock Island Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road. 1526 Comment
  CAS-BOT-BC21129  Carex lanuginosa L. P. Janeway 1992-6-4 4211 Plumas Plumas National Forest. Beckourth Ranger District. 1341 Comment
  RSA500438  Carex lasiocarpa Vernon H. Oswald 1989-8-3 3916 Plumas Willow lake located SE of Drakesbad, just s of the boundary of Lassen Volcanic Nat l Park. 1677 Comment
  CAS-BOT-BC31150  Carex lemmonii Lowell Ahart 1966-6-18 1346 Plumas In a bog 100 m east of Ohio Ravine. 518 Comment
  CHSC43021  Carex lemmonii L. P. Janeway 1984-7-13 904 Plumas SW of Bucks Lake, near Grizzly Cr Campground. 1584 Comment
  CHSC46995  Carex lemmonii L. P. Janeway 1989-8-4 3557 Plumas Plumas National Forest. East side of Eureka Ridge near headwaters of a southern fork of Bear Cr. 1767 Comment
  CHSC65598  Carex lemmonii L. P. Janeway 1995-7-23 4869 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  CHSC91718  Carex lemmonii G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16290 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: bog edges. 1158 Comment
  SEINET11635251  Carex lemmonii L. P. Janeway 1989-1 3491 Plumas Plumas NF, along northerly branch of Consignee Cr & road 23N49, 4.3 mi SE of Jackson Cr campground 1737 Comment
  CDA33103  Carex lenticularis var. lipocarpa L. Ahart 2003-7-18 10431 Plumas A large meadow, about 150 yards south of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. Comment
  CHSC57104  Carex luzulina L. P. Janeway 1991-7-23 4097 Plumas Plumas National Forest. McRae Meadow, upper end of East Nelson Creek. 1905 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-BC31637  Carex luzulina var. ablata Harold Bailey; Virginia Bailey 1948-8-27 2932 b Plumas King's Creek Meadow near picnic grounds. 2164 Comment
  JEPS120145  Carex mendocinensis Lowell Ahart 2012-7-1 18251 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  CDA33109  Carex microptera L. P. Janeway 2000-6-24 6837 Plumas Northern High Sierra Nevada; Diamond Mountains; 1.1 km southeast of Crystal Peak; near top of ridge, southwest slope. Comment
  CAS-BOT-BC32032  Carex multicaulis Mary Strong Clemens 1920-5-18 s.n. Plumas Greenville Comment
  CAS-BOT-BC32065  Carex multicaulis Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1587 Plumas Fern Glen. 1097 Comment
  CDA17779  Carex multicaulis G. D. 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, Plumas National Forest. 1493 Comment
  CDA13390  Carex multicostata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13239 Plumas Sierra Nevada; below headwaters of Bull Run Creek off USFS 23N12E. Comment
  SEINET7568662 Image available Carex nebrascensis L. P. Janeway 2004-8-22 8316 Plumas Crocker Mtn 7.5' quad. 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
  CHSC55565  Carex nervina L. P. Janeway 1990-6-27 3732 Plumas Plumas National Forest. Headwaters of Joseph Creek on northeast side of Grizzly Ridge. 2103 Comment
  JEPS107702  Carex nervina Lowell Ahart, John Dittes 2005-9-20 12452 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2004 Comment
  CDA33122  Carex nudata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3313 Plumas 2.8 miles north-northeast of the Engle Mine town-site on the Diamond Mountain Road, between the road and Lights Creek. Comment
  CHSC109564  Carex pachycarpa L. P. Janeway 2012-8-8 11051 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; just east of the Gibsonville-Johnsville Road bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. 1745 Comment
  CHSC60502  Carex pachystachya L. P. Janeway 1992-6-4 4212 Plumas Plumas National Forest. South side of road to Plumas-Eureka State Park (Rd 506) across from turn to Plumas Pines; 1/2 mi west of Mohawk, 1/4 mi west of Middle Fork Feather River. 1341 Comment
  CAS-BOT-BC119011  Carex pellita D. H. Esplin; R. K. Gierisch 1968-10-3 5 Plumas Crocker Guard Station horse pasture. 1737 Comment
  CHSC66775  Carex pellita Vernon H. Oswald; Lowell Ahart 1996-8-14 8154 Plumas Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River. 1920 Comment
  CAS-BOT-BC118480  Carex praegracilis M. S. Taylor 1982-6-14 4657 Plumas Antelope Lake quad. Ca. 12 mi. NE of Taylorsville. 1536 Comment
  CAS-BOT-BC118130  Carex rossii John Thomas Howell 1960-7-22 35913 Plumas Devil's Kitchen to Drakesbad 1828 Comment
  CDA17813  Carex rossii G. D. Barbe, J. T. Howell (54267 at CAS) & T. C. Fuller 1981-6-24 3269 Plumas Summit of Mt. Hough. 2194 Comment
  CHSC117443  Carex rossii Lowell Ahart 2016-6-29 21052 Plumas About 40 yards south of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  CAS-BOT-BC118133  Carex rossii John Thomas Howell; R. C. Barneby 1954-5-14 29565 Plumas Damp meadow near Almanor PO. 1280 Comment
  SEINET3907577  Carex rostrata Lowell Ahart 1985-7-11 5124 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4.5 miles northeast of La Porte.; 0 1585 Comment
  UC1748288  Carex specifica L. P. Janeway 1999-7-17 6510 Plumas gentle S-facing slope at the wide saddle of Humboldt Summit 2020 Comment
  CHSC84902  Carex spectabilis L. P. Janeway 2003-9-20 7999 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. 2115 Comment
  RSA60016  Carex spectabilis E. K. Balls 1950-9-1 15598 Plumas East of Long Lake, on slopes south of meadow leading to 2 smaller lakes. 2104 Comment
  CHSC77072  Carex stipata var. stipata G. Dougla Barbe; T. C. Fuller 1982-6-14 3688 Plumas The Quincy Region. W end of Quincy, Hwy 70 and Lawrence St. at Chevron station. 1036 Comment
  CHSC76819  Carex subfusca G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3058 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
  JEPS115917  Carex subfusca Lowell Ahart, John Dittes 2009-7-27 16171 Plumas On damp to dry soil, on the south end of a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  UCD141171  Carex subfusca Lewis S. Rose 1968-6-10 68085 Plumas Quincy. 1036 Comment
  SEINET7577194 Image available Carex subfusca David Castaner 1984-5-28 8055 Plumas 1.8 miles west of Greenhorn Creek. Along highway 70. Comment
  CHSC92305  Carex utriculata Lowell Ahart; John Dittes 2005-9-19 12384 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
  CHSC116391  Carex utriculata Kendra G. Sikes; Scott Batiuk, Sara Taylor 2012-7-18 407 Plumas Plumas National Forest. Quaking Fen, 720 m east of Mill Creek trail. From trailheas walk ~2 miles north on trail and then head east at bearing of 260 degrees to fen. UTM zone 10, 4423775N, 655262E. 1940 Comment
  CHSC40413  Carex vesicaria Lowell Ahart 1985-7-11 5124 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles northeast of La Porte. 1584 Comment
  SEINET7579974 Image available Carex vesicaria Unknown 2003-9-6 7977 Plumas Red Cinder 7.5' quad, High Cascade Range, along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Red Cinder 7.5' quad. 2057 Comment
  SEINET13371284  Carex vesicaria A. A. Heller, P. B. Kennedy 1907-7-9 8818 Plumas Prattville Comment
  CDA13385  Carex whitneyi G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13234 Plumas Sierra Nevada; Near summit above headwaters of Bull Run Creek off USFS 23N12E. Comment
  CDA13407  Carex whitneyi G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13256 Plumas Sierra Nevada; Near upper ridge above headwaters of Bull Run Creek off USFS 23N12E. Comment
  UCD140981  Carex whitneyi John Thomas Howell 20-23 Jun 1977 52407 Plumas On the peninsula of Lake Almanor. 1371 Comment
  SEINET3143331  Castanopsis sempervirens E. K. Balls 1950-9-12 15791 Plumas 1.2 mi along trail from Lakes Center Public Campground to Long Lake Outlet 2042 Comment
  CAS-BOT-BC249008  Castilleja John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54220 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CAS-BOT-BC249010  Castilleja Clare B. Hardham 1975-8-2 20471 Plumas Black Mt. 2133 Comment
  SEINET10549995  Castilleja Mary Susan Taylor 1982-8-30 Taylor 5079 Plumas T27N R11E sw sec 35. Kettle Rock quad. S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. Riparian edge of Montane Coniferous Forest; 6900 ft. 2103 Comment
  RSA101411  Castilleja applegatei subsp. disticha R. Weatherby 1955-7-26 1663 Plumas Upper end of Three Lakes trail, near Spanish Peak. 2073 Comment
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Mar 2 2015
  CAS-BOT-BC249713  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-16 7459 Plumas Diamond Peak Comment
  CAS-BOT-BC249727  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-14 4826 Plumas Soda Creek Rd ca. 1 mi s of Onion Flat, ca. 3 mi n of Twain 1463 Comment
  JEPS81451  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-14 4826 Plumas ca 1 mi s Onion Flat (Soda Creek Rd, ca 3 mi n of Twain); Almanor SW Quad. 1463 Comment
  CHSC98756  Castilleja arachnoidea L. P. Janeway 2007-8-13 9179 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  JEPS100466  Castilleja arachnoidea Dean W. Taylor 2001-6-28 17821 Plumas Diamond Mountains, Snow Lake (ca. 2 air miles east of Frenchman Lake), growing on the edge of Forest Road 24N44 1859 Comment
  SEINET10964338  Castilleja chromosa Mary Susan Taylor 1982-7-12 Taylor 4822 Plumas T22N R11E nw/ne sec 33. Sierra City NW quad. On rock outcrops on n side of Rd 507, 3.7 mi sw of Johnsville, 1.7 mi w of Jamison Creek Campground. 6000 ft. 1829 Comment
  CHSC97601  Castilleja lacera Lowell Ahart; John Dittes 2007-6-16 14136 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS21484  Castilleja lacera L. T. Dempster 1958-7-13 1154 Plumas about 5 mi s Beckwourth 1493 Comment
  SD131978  Castilleja lacera Barbara Ertter 1989-7-4 8685 a Plumas Coyote Flat W of Lake Almanor, 4.2 mi. W of jct of Hwy 89 and Hwy 36, dry meadow 1524 Comment
  UC725755  Castilleja lacera A. A. Heller 1940-5-22 15668 Plumas 2 mi n Almanor (State Hwy 89) Comment
  UCD19569  Castilleja lacera Gerald Dickinson 1963-7-1 64 Plumas in flat, grassy area along Hwy. 89. Seven miles NW of Canyon Dam. 1097 Comment
  SD46676  Castilleja lemmonii Robert J. Weatherby 1955-7-26 1663 Plumas Upper end of Three Lakes trail, near Spanish Peak 2073 Comment
  SEINET14058557  Castilleja linariifolia K. Burnstad 1974-9-14 s.n. Plumas Plumas NF, Nelson Creek. 1981 Comment
  OBI60134  Castilleja lineariloba Joseph Andorfer Ewan 1934-7-18 8566 Plumas Sierra Nevada. In opens middle Fork Feather R. near Portola Comment
  CAS-BOT-BC254056  Castilleja miniata John Thomas Howell; Gordon H. True 1967-7-11 43276 Plumas 2 miles from Quincy Junction on road to Mt. Hough. Plants of the Sierra Nevada, California 1219 Comment
  LA209236  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-5 Plumas Red Clover Valley Comment
  SEINET10832395  Castilleja miniata Mary Susan Taylor 1981-8-20 Taylor 4231 Plumas California: T27N R8E sw1/4 of sw1/4 sec 36. Almanor NE quad. S side of Fox Road (27N92) at jct with creek, ca. 2 mi SE of Canyon Dam. Plumas County. 5000 ft. 1524 Comment
  UC1063337  Castilleja miniata F. W. Embree 1934-6-12 104 Plumas 1 mi s Bucks Ranch; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  RSA71298  Castilleja payneae L. S. Rose 1951-6-28 51050 Plumas Above Eureka Lake, north of Johnsville 2073 Comment
  POM297715  Castilleja psittacina A. A. Heller, P. B. Kennedy 1907-7-5 8747 Plumas Red Clover valley Comment
  CHSC43515  Castilleja tenuis Lowell Ahart 1977-7-9 1451 Plumas In a small mountain meadow, along the South Fork of the Feather River, about 1/2 mile north of the Feather Fork Mine, about 6 miles north of La Porte. 1676 Comment
  CHSC80277  Castilleja tenuis L. P. Janeway 1996-6-5 5001 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine. 1488 Comment
  UC1023720  Castilleja tenuis Francis W. Pennell 1940-6-12 25818 Plumas w of Beckwourth (along Feather River); Feather River 1493 Comment
  UC174716  Castilleja tenuis A. A. Heller and P. B. Kennedy 1907-7-6 8757 Plumas Red Clover Valley Comment
  UCD123064  Castilleja tenuis L. P. Janeway 1996-6-5 5001 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch: northwest corner of Sierra Valley: 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine. 1488 Comment
  CAS-BOT-BC47969  Ceanothus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54375 Plumas Sierra Nevada - 0.75 miles northeast of Buck's Summiet on road to Quincy 1600 Comment
  HSC101673  Ceanothus arcuatus Dillon North Davis 2013-7-1 32 Plumas 5.1 miles south on FS Road 25N17 from intersection with Highway 70, ~200 m west of road. 1519 Comment
  CAS-BOT-BC48612  Ceanothus cordulatus John Thomas Howell; Gordon H. True 1967-7-11 43315 Plumas Coniferous forest about 3 miles southeast of Mt. Hough 1706 Comment
  UC1778625  Ceanothus cordulatus G. Douglas Barbe, T. C. Fuller 1982-7-15 3749 Plumas 7.1 miles northeast of junction with road to Red Hill, Plumas National Forest. 1584 Comment
  UC725900  Ceanothus cordulatus A. A. Heller 1938-6-4 15138 Plumas forest s. of Chester 1310 Comment
  UCD111404  Ceanothus cordulatus J. M. Tucker 1948-7-24 1729 Plumas 1/2 mile northeast of Camel Peak. Comment
  CAS-BOT-BC49223  Ceanothus cuneatus L. P. Janeway 1997-5-15 5132 Plumas Hwy 70/89 at Rattlesnake Creek. Mt Ingalls quad 1310 Comment
  CHSC70040  Ceanothus cuneatus var. cuneatus L. P. Janeway 1997-5-15 5133 Plumas Hwy 70/89 at Rattlesnake Creek. 1310 Comment
  RSA232911  Ceanothus incanus L. S. Rose 1968-6-11 68097 Plumas Confluence of Butterfly Creek and Spanish Creek, near Keddie. 976 Comment
  CHSC21030  Ceanothus integerrimus F. T. Griggs; A. Pass 1975-7-3 67 Plumas Bucks Lake Forest Service Survey North of Grizzly Forebay. Comment
  UC1552757  Ceanothus integerrimus Frederica Bowcutt 1985-6-5 547 Plumas sw side Red Clover Creek (Beckworth Genesee Rd, ca 15 air mi ne of Quincy,); Plumas National Forest Comment
  RSA122542  Ceanothus integerrimus var. puberulus C. G. Albertus 1935-7-22 12319 Plumas 3 3/4 miles S.W. of Lovejoys, Downieville. 1768 Comment
  UC79984  Ceanothus lemmonii J. G. Lemmon 1874-1 Plumas 5 mi s Quincy; American Valley Comment
  CAS-BOT-BC63332  Ceanothus prostratus W. R. Dudley 1909-8-29 s.n. Plumas Sierra Valley Hot Springs. Comment
  CAS-BOT-BC63365  Ceanothus prostratus Saichi Kawahara 1968-5-5 409 Plumas Highway 89, 3 mi. se. of Highway 36. 1402 Comment
  RSA515722  Ceanothus prostratus B. Pitzer 1988-5-29 950 Plumas Plumas National Forest, ca. 6.0 miles north of Gold Lake on Gold Lake Road, and 2.6 miles south of junction with Highway 89. 1829 Comment
  RSA59889  Ceanothus prostratus E. K. Balls 1950-9-14 15816 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  SD7229  Ceanothus prostratus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  SD7230  Ceanothus prostratus Mrs. R. Austin 1879-1 Plumas Big Meadows Comment
  SEINET196484  Ceanothus prostratus J. M. Tucker 1948-7-25 1747 Plumas Southwest side of Camel's Peak ca. 0.75 miles west of mine of United Mining Co Comment
  UC338504  Ceanothus prostratus J. G. Lemmon Plumas Mohawk Valley Comment
  CHSC46654  Ceanothus velutinus Lowell Ahart 1989-7-2 6345 Plumas On the north-west side of Pilot Peak, about 10 miles north-east of La Porte. 2194 Comment
  UC569887  Ceanothus velutinus var. velutinus E. Sawyer 1935-7-8 273 Plumas 4 1/4 mi n Hawks; Sierraville Quad., n of Hawks 1798 Comment
  CAS-BOT-BC272087  Centaurea cyanus John Thomas Howell 1961-6-21 36654 Plumas Greenville, Sierra Nevada 1097 Comment
  SEINET10473681  Centaurea cyanus Mary Susan Taylor 1982-6-24 Taylor 4751 Plumas T24N R9E ne/ne sec 15. Quincy quad. N side of ridge at entrance to Gansner Park from Hwy 70, Quincy. Open bare rdcut. 3500 ft. 1069 Comment
  CAS-BOT-BC384936  Cerastium arvense John Thomas Howell; Gordon H. True 1967-5-9 42211 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  CHSC100440  Cerastium fontanum subsp. vulgare Lowell Ahart 2008-9-10 15365 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  CAS-BOT-BC136980  Cercocarpus Clare B. Hardham 1975-8-2 20459 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC276721  Chaenactis douglasii var. douglasii John Thomas Howell 1926-7-26 2118 Plumas Near Prattville 1524 Comment
  CAS-BOT-BC276724  Chaenactis douglasii var. douglasii John Thomas Howell 1975-6-16 51149 Plumas 2 miles NW of Spring Garden 1173 Comment
  UC1075736  Chamaesaracha nana Robert J. Weatherby 1955-7-21 1652 Plumas ridge between Bottle Springs and Bear Creek; Middle Fork Feather River 1767 Comment
  SJSU14237  Chamaesaracha nana N. A. Hopkins 1989-6-7 1514 Plumas SW corner Clover Valley by Dixon Valley Squaw Valley Rd 1645 Comment
  RSA0118633  Chamaesyce serpillifolia subsp. serpillifolia Lowell A. Ahart 2014-8-24 19757 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
  UC123088  Cheilanthes gracillima Mrs. R. M. Austin Aug. 1874 315 Plumas Black Hawk Creek Comment
  CAS-BOT-BC70261  Cheilanthes intertexta L. Q. Stephenson 1997-7-1 s.n. Plumas Martins Canyon Comment
  CHSC84548  Chenopodium album John Dittes; Lowell Ahart 2003-8-8 2003 -93 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 6.3 air-mile southeast of Portola, ca. 4.3 air-mile south by southeast of Beckwourth, ca. 0.2 air-mile east of Beckwourth-Calpine Road (A23). At edge of Dyson Lane. 1487 Comment
  JEPS108998  Chenopodium ambrosioides var. ambrosioides Lowell Ahart 2006-10-8 13411 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden 715 Comment
  RSA60225  Chenopodium botrys E. K. Balls 1950-9-7 15699 Plumas 4.4 miles W of Mohawk Ranger Station, Hwy 24 between Cromberg and Portola. Comment
  UC474271  Chimaphila menziesii H. F. Copeland 1920-7-17 89 Plumas between Plumas & Tehama counties Butt Mt. Comment
  CAS-BOT-BC451423  Chimaphila menziesii Anna Head 1921-8-6 s.n. Plumas Feather River Region, near Gold Lake Camp Comment
  CDA18460  Chimaphila umbellata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3211 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  CHSC45517  Chimaphila umbellata Lowell Ahart 1974-7-24 558 Plumas East of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1706 Comment
  JEPS48793  Chimaphila umbellata John W. Duffield 1937-7-25 Plumas near Little Schneider Creek 1280 Comment
  SEINET10475116  Chrysanthemum leucanthemum var. pinnatifidum Mary Susan Taylor 1982-6-24 Taylor 4753 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
  UC1135252  Chrysolepis sempervirens R. Roseberry 1934-11-4 9 Plumas 1 mi ne Johnsville; Plumas National Forest, Downieville Quad. 1493 Comment
  UC566216  Chrysolepis sempervirens G. T. Nordstrom 1934-7-3 185 Plumas 1 1/4 mi sw of Mount Ararat 1645 Comment
  RSA0091947  Chrysolepis sempervirens Bonnie C. Templeton 1968-1 11307 Plumas [No location data on label. Possibly Trinity County.] Comment
  RSA126612  Chrysothamnus nauseosus subsp. albicaulis E. Nourse 1934-8-9 7 Plumas 0.75 mile west of Clermont Hill 1951 Comment
  RSA59447  Chrysothamnus nauseosus subsp. albicaulis E. K. Balls 1950-9-2 15662 Plumas Mt. Ingalls, south slope below turn-off to Nye Meadow, north of Grizzly Valley 2134 Comment
  RSA60126  Chrysothamnus nauseosus subsp. albicaulis E. K. Balls 1950-9-2 15649 Plumas Mt. Ingalls Lookout, north of Grizzly Valley 2485 Comment
  CAS-BOT-BC100815  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1959-9-25 35022 Plumas Summit of Beckwourth Pass 1588 Comment
  CAS-BOT-BC100819  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1959-9-24 34968 Plumas Sierra Valley near Beckwourth 1478 Comment
  CAS-BOT-BC100831  Chrysothamnus viscidiflorus subsp. viscidiflorus H. Albert Barker 1926-7-11 123 Plumas Feather River - Blairsden 1371 Comment
  SBBG115945  Chylismia claviformis J. McCaskill 1960-1 465 Plumas Lake Almanor region Comment
  CHSC66607  Cicuta douglasii Vernon H. Oswald; Lowell Ahart 1996-7-15 8044 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Shance Campground at the srreams and marshy meadow extending E from road. High Cascade Range. 1371 Comment
  SEINET10454641  Cicuta douglasii Mary Susan Taylor 1982-7-22 Taylor 4901 Plumas T24N R8E nw/ne sec 12. Bucks Lake quad. On earth dam crossing Waupaunsie Creek, w side of Snake Lake Rd, ca. 1.5 mi ne of Meadow Valley. 4750 ft. 1448 Comment
  CHSC35931  Circaea alpina subsp. pacifica M. S. Taylor 1982-6-23 4714 Plumas Along creek (tributary to Middle Creek), on s side of Peoria Creek Rd (23N10), 1.7 mi w of its jct with 23N50Y, ca. 3 air mi sw of Sloat. 1402 Comment
  CHSC62765  Circaea alpina subsp. pacifica B. Castro; R. A. Schlising 1987-7-21 159 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
  JEPS107724  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
  CHSC34319  Cirsium arvense L. Ahart 1981-9-6 3102 Plumas Indian Creek, 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  UCD169686  Cirsium arvense L. P. Janeway; Melanie Williams 2011-9-1 10715 Plumas Northern High Sierra Nevada. Plumas National Forest; along Kenzie Ravine 1.1 km east of Little Grass Valley Reservoir, 35 m upstream from Silvertip Road crossing; 2.0 air km north of Goat Mountain. 1573 Comment
  CAS-BOT-BC277919  Cirsium canescens T. C. Fuller 1968-7-1 17318 Plumas 100 yds. w. of Hwy 49 to Loyalton, ca. 6 mi. s. of Vinton, 1 mi. n. of the county line in Plumas Co., Sierra Valley, Sierra Nevada 1524 Comment
  CAS-BOT-BC278099  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35988 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC279958  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35977 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC285540  Cirsium occidentale var. candidissimum Emily McPherson 1976-11-7 76- 32 -3 Plumas 5 miles north of Beckwourth 2055 Comment
  CHSC69699  Cirsium occidentale var. candidissimum Vernon H. Oswald; Lowell Ahart 1997-9-18 8874 Plumas Ca. 4 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.3 mi northeast of its junction with 26N26 (to Humbug Valley). Roadside. 1383 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
  CAS-BOT-BC439037  Cistanthe monosperma M. Lavin 1982-6-19 4140 Plumas Northern Sierra Nevada. Sierra Buttes country, 4 mi up Gold Lake Rd from Graeagle. 12 mi 250 deg. from Portola 1706 Comment
  CAS-BOT-BC205708  Cistanthe umbellata James R. Shevock 1985-5-19 11172 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 26N70 at Dixie Valley, and 1.2 miles south of junction with road 28N01 1800 Comment
  CAS-BOT-BC228714  Cistanthe umbellata Anna Head 1920-6-1 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC228901  Cistanthe umbellata Lewis S. Rose 1954-5-30 54074 Plumas Johnsville 1600 Comment
  CAS-BOT-BC228904  Cistanthe umbellata A. A. Heller 1938-5-30 15132 Plumas Along the Feather River near Bucks Creek power house Comment
  CHSC82617  Clarkia mildrediae subsp. lutescens L. P. Janeway 2001-7-3 7255 Plumas Northern High Sierra Nevada. Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek. 1567 Comment
  CHSC94110  Clarkia mildrediae subsp. lutescens Lowell Ahart 2006-7-9 12920 Plumas Below an open ridge, about 100 yards north of the paved basalt road, about 4 miles (air) northwest of Tamarack Flat, about 6 miles (air) northwest of Little Grass Valley Reservoir. 1650 Comment
  CHSC27037  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
  JEPS93190  Clarkia mildrediae subsp. mildrediae L. P. Janeway 1995-7-29 4882 Plumas along Pipeline Rd. 3.3 mi. n.w. Lower Bucks Lake dam; Bucks Lake Quad. 1584 Comment
  RSA108403  Clarkia mildrediae subsp. mildrediae Harlan Lewis, M. Lewis, F. Vasek 1950-6-30 752 Plumas Hwy 24, 7.8 mi. S of Yellow Creek Bridge along Feather River Comment
  CAS-BOT-BC163854  Clarkia purpurea subsp. quadrivulnera A. A. Heller; P. B. Kennedy 1907-7-12 8827 Plumas Between Taylorville and Crescent Mills Comment
  CAS-BOT-BC163851  Clarkia purpurea subsp. quadrivulnera A. A. Heller 1938-7-2 15234 Plumas Along the highway near the river bridge at Quincy 1097 Comment
  CHSC93155  Clarkia rhomboidea L. P. Janeway; Diane Mastalir 1993-7-8 4435 Plumas Northern High Sierra Nevada. Vicinity of 'Squaw Valley Spring;' near Road 24N05 1.0 mi south of Squaw Valley Road (28N01). 1706 Comment
  UCR3562  Clarkia rhomboidea Wm. Horn Jr. 1963-6-19 630619- 5 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  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
  SEINET10689253  Clarkia rhomboidea A. Arthur Heller 1938-5-30 Heller 15129 Plumas Coarse granite sand about shrubs on a slope about a mile west of Arch Rock tunnel on Highway #24, in the arid Transition Life Zone. Comment
  CAS-BOT-BC165392  Clarkia stellata Alice Eastwood 1927-6-11 14457 Plumas Forest Lodge near Greenville, United States Forest Reserve Comment
  CDA15031  Clarkia stellata G. F. Hrusa 1997-5-3 13840 Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 mi. S of Estray Ck. Comment
  CHSC76318  Clarkia stellata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3249 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CHSC82996  Clarkia stellata L. P. Janeway; B. Castro 2001-7-1 7246 Plumas Northern High Sierra Nevada. About 2.6 km east-northeast of La Porte; along Road 22N55Y 0.3 km from Road 21N13X (512); overlooking Dark Ravine (and Slate Creek). 1577 Comment
  CHSC87125  Clarkia stellata L. P. Janeway 2001-6-14 7173 Plumas Northern High Sierra Nevada. 4.8 km east-southeast of Meadow Valley; 1.3 km east of Deer Creek confluence with Rock Creek. 1329 Comment
  SEINET10689279  Clarkia stellata Nancy R. Morin 1978-7-7 Morin 265 Plumas E side of Lake Almanor about 1 mile N of Highway 89 on Hwy 147. (Picnic area). Comment
  JEPS127656  Claytonia Jurriaan M. de Vos 2014-6-4 292 Plumas Plumas NF. Near Little Grass Valley Reservoir shore, ca. 400 m S from boat ramp pf peninsula campground. Comment
  CAS-BOT-BC439099  Claytonia cordifolia W. D. Dakan 1978-5-20 s.n. Plumas Quincy Water Supply (Gansner Ravine). Plumas National Forest. 1036 Comment
  JEPS100225  Claytonia lanceolata Dean W. Taylor 2002-7-3 18220 Plumas Forest Road 22N27 ca. 0.5 miles west from junction Forest Road 22N29 (ca. 1 air mile NW of Little Grass Valley dam) 1706 Comment
  SEINET10895983  Claytonia lanceolata Mary Susan Taylor 1981-5-8 Taylor 3653 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
  CHSC34876  Claytonia parviflora subsp. parviflora M. S. Taylor 1981-5-11 3686 A Plumas W side of Hwy 89, ca. 1 air mi n of Hwy 70, ca. 10 air mi w of Quincy (across from Travertine Quarry). 914 Comment
  CAS-BOT-BC443798  Claytonia rubra subsp. rubra A. A. Heller; P. B. Kennedy 1907-7-11 8804 Plumas Prattville Comment
  CAS-BOT-BC443802  Claytonia rubra subsp. rubra Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  SEINET5336427  Claytonia rubra subsp. rubra A. A. Heller, P. B. Kennedy 1907-7-11 8804 Plumas Prattville Comment
  JEPS87718  Clintonia uniflora Lowell Ahart 1994-6-17 7345 Plumas ca. 1 mi. e. Sly Creek Reservoir (e. side of Sly Creek, ca. 1 mi. n. of Schwartz Meadow) 1097 Comment
  CHSC70053  Collinsia parviflora L. P. Janeway 1997-5-14 5129 Plumas West edge of Dixie Valley; north side of Dixie Creek; along road connecting between Road 26N70 (to Laufman) and Road 28N07 (to Frenchman Lake). 1691 Comment
  CHSC87625  Collinsia parviflora Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10955 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1251 Comment
  RSA165578  Collinsia parviflora Clare B. Hardham 1961-6-15 7425 Plumas Engelmine. 1829 Comment
  RSA79434  Collinsia parviflora F. W. Peirson 1926-6-21 6785 Plumas East slope of Sierra Nevada, Humboldt Road. Comment
  CHSC11110  Collinsia rattanii Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CAS-BOT-BC412800  Collinsia rattanii Walter Knight; Irja Knight 1967-5-22 1901 Plumas Butterfly Botanical Area and Vicinity. Rubble gap 1127 Comment
  CDA9309  Collinsia tinctoria D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .258 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CDA9339  Collinsia torreyi D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .303 Plumas Above Little Grass Lake on West side. Comment
  JEPS127033  Collinsia torreyi var. torreyi Lowell Ahart 2016-6-2 20916 Plumas Lumpkin Ridge Road, about 3 3/4 miles (air) southwest of Little Grass Valley Reservoir Dam. Comment
  POM75625  Collomia linearis Marcus E. Jones 1897-7-2 10194 Plumas Near Pratville at Clear Creek 1524 Comment
  CDA15908  Collomia tinctoria B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  CHSC101791  Collomia tinctoria Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15852 Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC89281  Collomia tinctoria G. Douglas Barbe; T. C. Fuller 1982-6-15 3734 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  JEPS87772  Collomia tinctoria Lowell Ahart 1994-6-15 7327 Plumas abou 1 air mi w Little Grass Valley Reservoir (near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, on w side of logging road) 1767 Comment
  UCD118260  Collomia tinctoria W. R. Powell 1968-7-2 1602 Plumas Along road around southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  RSA754869  Conyza canadensis L. Ahart, John Dittes 2009-9-7 16376 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  HSC22980  Corallorhiza maculata John Pratt 1970-6-29 51 Plumas 7 mi. E of Humboldt Summit Comment
  JEPS64322  Corallorhiza maculata W. I. Follett 1937-7-27 102 Plumas Rich Gulch Comment
  UC1778608  Corallorhiza striata G. Douglas Barbe, T. C. Fuller 1982-7-16 3781 Plumas Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. Near the road west of Cupressus bakeri, Plumas National Forest. 1981 Comment
  CDA34136  Cordylanthus tenuis subsp. tenuis L. Ahart, J. Dittes 2009-7-15 16089 Plumas On the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butte Valley Reservoir Dam. Comment
  CHSC35284  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1981-8-20 4229 Plumas At jct rds 26N18, 26N92, and 27N92, ca 1/2 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CHSC97280  Cordylanthus tenuis subsp. tenuis Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14468 Plumas About 60 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  JEPS102246  Cordylanthus tenuis subsp. viscidus L. P. Janeway 2001-6-22 7371 Plumas Northern High Sierra Nevada. On low peak along ridge between Frenchman Hill and the northwest end of Red Mountain. 1798 Comment
  UC1748349  Cordylanthus tenuis subsp. viscidus L. P. Janeway 1996-8-9 5064 Plumas about 2 mi S of Haskins Valley (on W side of Road 18 at jct. with Road 23N69); Red Mountain, eastern end 1792 Comment
  CDA14227  Coreopsis grandiflora G. F. Hrusa 1996-8-22 13532 Plumas Sierra Nevada; Disturbed roadside along Squirrel Creek on USFS road leading to Argentine Rock. Approx. 1 mi. NE of Hwy 70, and approx. 7 mi. E of Quinmcy. Perennial, rays yellow. Comment
  CHSC76033  Coreopsis grandiflora G. F. Hrusa 1996-8-22 13532 Plumas Northern Sierra Nevada. Roadside along Squirrel Creek on USFS road leading to Argentine Rock. Approx. 1 mi. NE of Hwy 70, and approx. 7 mi. E of Quincy. 1360 Comment
  CAS-BOT-BC209431  Cornus nuttallii Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1569 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1112 Comment
  CAS-BOT-BC209434  Cornus nuttallii Alice Eastwood 1927-6-12 14487 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  JEPS48510  Cornus nuttallii E. C. Fritz 1933-6-28 Plumas aboE. C. Fritzut Camp Califorest near Meadow Valley 1188 Comment
  CAS-BOT-BC210308  Cornus sericea Anna Head 1921-8-14 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC210310  Cornus sericea Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC210313  Cornus sericea Anna Head 1920-6-10 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CHSC54524  Cornus sericea subsp. sericea Vernon H. Oswald 1991-8-5 4810 Plumas Lassen Volcanic Park. Terminal Geyser located ca. 2.5 miles (air) southeast of Drakesbad. 1706 Comment
  CHSC75491  Cornus sericea subsp. sericea G. F. Hrusa; T. D. Wilfred 1996-8-23 13531 Plumas Sierra Nevada. Upper Long Valley Creek below confluence with Bull Run Ceek. 1 mi E of Lava Peak, and 2 im. NE of Cromwell townsite. Along old 12E19 pack trail, now largely unused in upper parts. 1500 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
  SEINET7719433  Corydalis caseana Unknown Plumas Big Meadows Comment
  CAS-BOT-BC401870  Corydalis caseana subsp. caseana Marcus E. Jones 1897-7-9 s.n. Plumas On Road from Prattville to Chico, 13 miles down 1524 Comment
  CAS-BOT-BC401873  Corydalis caseana subsp. caseana Robert J. Weatherby 1955-7-2 1578 Plumas Creek below Bear Ridge, near Taylor Lake 1981 Comment
  CAS-BOT-BC290456  Crepis acuminata Anna Head 1920-7-23 s.n. Plumas Lake Center Camp, near Green Lake. Feather River Region 1920 Comment
  JEPS36410  Crepis capillaris W. L. Jepson 1939-8-8 19365 Plumas Meadow Valley Comment
  CAS-BOT-BC291565  Crepis intermedia John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2424 Plumas Adjacent to the mouth of Butterfly Creek, Butterfly Botanical Area and vicinity 883 Comment
  CHSC91772  Crepis intermedia G. F. Hrusa; Kerr, S. Winterton 2004-6-25 16342 Plumas Northern Sierra Nevada. Willow Creek Rd., 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC291562  Crepis intermedia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1580 Plumas Roadside near mouth of Butterfly Creek, Butterfly Botanical Area and Vicinity 1036 Comment
  UC346537  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-23 181 Plumas along hwy about 2 or 3 mi e Meadow Valley (en route to Quincy) Comment
  RSA641873  Crepis modocensis subsp. subacaulis Michael A. Vincent 1999-6-7 8534 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  CHSC41177  Crepis occidentalis subsp. conjuncta J. D. Jokerst 1984-5-14 2013 Plumas Ridge, SE of Genesee Valley, S of Ward Cr. 1584 Comment
  CHSC97152  Crepis occidentalis subsp. occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13986 Plumas East side of an open rocky flat, 30 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CAS-BOT-BC376571  Crepis occidentalis subsp. pumila John Thomas Howell; Gordon H. True 1967-7-11 43369 Plumas About 2 miles southeast of Mt. Hough 1828 Comment
  UCD150229  Crepis pleurocarpa G. Ledyard Stebbins 1986-6-29 C 615 Plumas Approximately 5 miles north of the town of Meadow Valley. Along Forest Service road no. 25 N-17, above Bean Creek. (Exact location unknown. Coordinates estimated by label maker). 1420 Comment
  CAS-BOT-BC189302  Cryptantha Clare B. Hardham 1975-8-2 20499 Plumas Black Mountain 2133 Comment
  CAS-BOT-BC189305  Cryptantha Clare B. Hardham 1975-8-2 20453 Plumas Black Mountain 2133 Comment
  CAS-BOT-BC189309  Cryptantha John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54246 Plumas About 3 miles SE of Mount Hough on the road to Quincy 1737 Comment
  JEPS115791  Cryptantha affinis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15858 Plumas Northwest of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  POM368162  Cryptantha affinis Dorothy Davis 1923-08 s.n. Plumas Near Gold Lake. 2439 Comment
  CHSC43472  Cryptantha intermedia Lowell Ahart 1979-7-18 1990 Plumas Along the road to Cleghorn Bar, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1676 Comment
  JEPS67883  Cryptantha torreyana W. I. Follett 1937-5-30 80 Plumas Rich Gulch 1173 Comment
  SD29279  Cryptantha torreyana W. I. Follett 1937-5-30 80 Plumas Rich Gulch 1175 Comment
  RSA95527  Cryptantha torreyana J. T. Howell 1951-6-27 27573 Plumas Johnsville; Sierra Nevada 1585 Comment
  SEINET13710152  Cryptantha torreyana Lowell William Ahart, Lowell William Ahart 2001-1 8934 Plumas Branch of Butt Creek, N Side of Dirt Road W of Ruffa Ranch, about 1 Air Mi. N of Eagle Rocks, 2 Air Mi. NE Humboldt Summit (T27N, R5E, sec 21, SW 1/4), 5600 Ft. 1707 Comment
  UC1950152  Cryptantha torreyana Barbara Ertter 1988-7-25 7846 Plumas Diamond Mts ca 12 airmiles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville-Red Rock jct Comment
  CHSC92147  Cryptogramma acrostichoides Lowell Ahart; John Dittes 2005-9-19 12373 Plumas Large rock outcrop, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  RSA716416  Cryptogramma acrostichoides L. Ahart 2005-9-19 12373 Plumas On the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  SD27412  Cryptogramma acrostichoides Mrs. R. M. Austin 1879-1 Plumas Comment
  UC1481813  Cryptogramma acrostichoides Mrs. Carlotta C. Hall 1912-7-11 9342 Plumas Long Lake 2042 Comment
  CAS-BOT-BC70455  Cryptogramma acrostichoides M. S. Taylor 1982-8-30 5078 Plumas Kettle Rock quad., s end of Taylor Lake, ca. 6 air mi ne of Taylorsville 2103 Comment
  CAS-BOT-BC70527  Cryptogramma cascadensis George W. Gillett 1957-7-23 887 Plumas Mt. Harkness 2255 Comment
  NY16615  Cupressus bakeri M. Wickman 1980-5-7 s.n. Plumas Plumas National Forest 1981.2 Comment
  RSA715665  Cuscuta californica L. Ahart 2005-8-9 12277 Plumas Between the east edge of the meadow and west of the forest, about 50 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1598 Comment
  JEPS104188  Cuscuta occidentalis Lowell Ahart 2003-9-7 10563 Plumas On the e side of the dirt road, ca 50 yd se of the Pacific Crest Trail, on Bunker Hill Ridge, ca 1 mi (air) se of Pilot Peak, ca 9 mi (air) ne of La Porte. 2038 Comment
  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
  CAS-BOT-BC205710  Cusickiella douglasii James R. Shevock 1985-5-19 11166 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01 at Dixie Valley, 11.6 miles northwest of Frenchman Reservoir 1900 Comment
  CHSC64062  Cycladenia humilis var. humilis B. Castro; L. Hanson, Chico Friends' Meeting 1988-7-15 272 Plumas On top of Mt. Harkness, within 50 ft of lookout tower. 2452 Comment
  SD7702  Cycladenia humilis var. humilis R. M. Austin 1879-1 Plumas Dutch Hill Comment
  UC405210  Cycladenia humilis var. humilis J. G. Lemmon July 1872 119 Plumas slopes Greenville and Lopen Peaks Comment
  PASA888  Cycladenia humilis var. tomentosa Margaret Stason 1932-6-23 449 Plumas Road between Mineral and Viola 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
  CHSC80811  Cynoglossum officinale Lowell Ahart 2001-7-17 8910 Plumas Meadows, on the sides 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
  JEPS95071  Cyperus strigosus Lowell Ahart 1997-9-11 7909 Plumas about 2 air mi ne of Belden (on e side of Caribou Road, on e side of North Fork Feather River, at elevated siphon); Caribou Road, North Fork Feather River 731 Comment
  JEPS48999  Cypripedium californicum W. I. Follett 1938-6-4 114 Plumas Rich Gulch 1234 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
  CAS-BOT-BC70667  Cystopteris fragilis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1458 Plumas Near bed of Spanish Creek adjacent to confluence of Butterfly Creek 883 Comment
  CHSC21807  Cystopteris fragilis F. T. Griggs; A. Pass 1975-7-8 118 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS114953  Cystopteris fragilis Lowell Ahart 2008-7-16 15090 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  UC399288  Cystopteris fragilis Mrs. R. M. Austin July, 1879 307 Plumas Mt. Dyer Comment
  CAS-BOT-BC70679  Cystopteris fragilis Donald L. Branscomb 1958-7-1 s.n. Plumas Johnsville Comment
  CAS-BOT-BC189844  Dactylis glomerata John Thomas Howell 1960-7-22 35878 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  JEPS103582  Dactylis glomerata Lowell Ahart 2002-7-2 9831 Plumas On the N side of Forest Road 22N94, ca 50 yards W of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1583 Comment
  UCD107485  Dactylis glomerata Tim Kuhn 2006-7-8 31 Plumas Southwest of Lake Davis. Comment
  UCSB46169  Dactylis glomerata Reisentz, Paul 1979-5-12 Plumas 1.0 mi W on North Fork Camp Road from Hwy 70; 2 mi N of Beldon Comment
  UC115526  Damasonium californicum Mrs. R. M. Austin June 1879 301 Plumas Big Meadows Comment
  UCD60723  Danthonia californica var. americana R. Tofsrud 1948-7-23 Plumas 1.5 mi N of Quincy off Hwy 24-89. Comment
  JEPS106216  Danthonia californica var. californica Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11006 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy 1344 Comment
  CHSC30541  Danthonia unispicata J. D. Jokerst 1979-8-29 307 Plumas S of jeep rd, W of Morris Lake. Comment
  CHSC91832  Danthonia unispicata G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3136 Plumas Sierra Nevada. 3.25 mi west of Round Valley Reservoir Dam; 0.25 mi east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  UCD61324  Danthonia unispicata G. L. Stebbins Jr. 1939-7-7 2913 Plumas 1.7 miles east of Meadow Valley on road to Quincy. Comment
  CHSC1625  Darlingtonia californica R. Calkins 1932-7-1 Plumas Na Wak Wa, near Longville. ... Field redacted by CHSC, contact the data manager for more information 1310 Comment
  HSC20169  Darlingtonia californica L. S. Rose 1968-6-11 68105 Plumas Butterfly Valley, 4 mi. S of Keddie. 1037 Comment
  OBI70660  Darlingtonia californica Louis C. Wheeler 1959-7-16 7574 Plumas Butterfly Valley Comment
  RSA422677  Darlingtonia californica Robert Gustafson 1984-5-15 2948 Plumas Butterfly Botanical Area, 7 miles NW of Quincy, W of Hwy 89. 1037 Comment
  UCD102618  Darmera peltata Dean Dubbe 1974-5-18 14 3 Plumas Butterfly Valley, west of Hwy 89, 6 miles north northwest of Quincy. 1097 Comment
  CHSC107455  Delphinium andersonii Matt Simenc; Rebecca Joyner 2011-7-2 9 Plumas Northern High Sierra Nevada. 0.25 miles (air) SE of Hwy 120 (La Porte Quincy Highway/ The Hogback) where it crosses Onion Valley Creek. 0.25 miles N of Pacific Crest Trail. Exposed, sunny, NE facing ridge on S side of Onion Valley Reservoir. 1965 Comment
  CAS-BOT-BC8917  Delphinium depauperatum Alice Eastwood 1927-6-11 14474 Plumas United States Forest Reserve, Forest Lodge Greenville Comment
  CAS-BOT-BC8922  Delphinium depauperatum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1916 Plumas Butterfly Botanical Area, between valley proper and Darlingtonia bog 1066 Comment
  UCSB15813  Delphinium depauperatum Breedlove, Dennis 1962-6-12 Plumas Along State Highway 36; 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  UCD95707  Delphinium depauperatum W. R. Powell 1968-7-2 1599 Plumas Along road around southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  CHSC110283  Delphinium nudicaule B. Castro 2006-6-8 1576 Plumas Northern High Sierra Nevada. N-facing slopes overlooking S edge of Red Clover Valley, 1 air mi N of Bagley Pass and 1 rd mi S of the Beckwourth-Genesee Rd, in sharp curves in USFS Rd 24N08 (Bagley Pass Rd). 1737 Comment
  SBBG2173  Delphinium nudicaule H. and M. Dearing 1939-5-9 3321 Plumas near Quincy Comment
  UC188633  Delphinium nudicaule Mrs. R. M. Austin April 1877 Plumas Comment
  SEINET5338036  Delphinium nudicaule P. A. Lehenbauer 1937-5-30 s.n. Plumas On Feather River 60 miles from Reno Near Feather River Inn. Comment
  UCSB44166  Delphinium nudicaule Reisentz, Paul 1979-5-12 Plumas Lewisia Rock; 3 miles south of Beldon on Highway 70 Comment
  CAS-BOT-BC116111  Delphinium nuttallianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Plumas Plumas Co. Comment
  CAS-BOT-BC116114  Delphinium nuttallianum Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas About 7 miles west of Johnsville, road to La Porte Comment
  JEPS14952  Delphinium nuttallianum A. A. Heller 1940-5-22 15665 Plumas In a wayside ditch on State Highway #89, 3 miles South Prattville. Comment
  UC727021  Delphinium nuttallianum A. A. Heller 1941-5-22 16144 Plumas along roadside w Quincy Comment
  CAS-BOT-BC121742  Delphinium patens subsp. patens John Thomas Howell 1951-6-27 27579 Plumas McRae Meadow 1981 Comment
  CAS-BOT-BC192436  Deschampsia cespitosa subsp. cespitosa W. Harnach; N. Harnach 1991-6-21 564 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23 1487 Comment
  CAS-BOT-BC198158  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas West side of Lake Almanor 1828 Comment
  CHSC60510  Deschampsia danthonioides L. P. Janeway 1992-6-4 4219 Plumas Plumas National Forest. On a gravel bar along northeast side of Middle Fork Feather River at mouth of Bonta Creek; below the Mohawk Ranger Station. 1316 Comment
  CHSC97615  Deschampsia danthonioides Lowell Ahart; John Dittes 2007-6-16 14096 Plumas On dry bare soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  UC1131438  Deschampsia danthonioides E. Sawyer 1935-6-27 184 Plumas 1.6 mi. e.-n.e. Grizzly Peak; Sierraville Quad. Comment
  JEPS114928  Deschampsia elongata Lowell Ahart 2008-7-16 15093 Plumas Northwest edge of a small meadow (swamp) about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  UCD63490  Deschampsia elongata G. L. Stebbins Jr. 1939-7-6 2897 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  UCD63558  Deschampsia elongata Dean W. Taylor 1976-7-8 6184 Plumas About 1 mile north of Humboldt summit. 1798 Comment
  CAS-BOT-BC43036  Descurainia incisa subsp. incisa Thomas H. Kearney 1944-8-14 59 Plumas Near Prattville, Lake Almanor. Comment
  CAS-BOT-BC43038  Descurainia incisa subsp. incisa M. S. Taylor 1982-5-19 4480 Plumas Ridgetop, ca. 1.5 mile east of Portola, on edge of Ramelli Ranch boundary. 1755 Comment
  UC1126758  Descurainia pinnata E. Sawyer 1935-6-10 89 Plumas 4.5 mi se Sugarloaf; Sierraville Quad. 1493 Comment
  CAS-BOT-BC43507  Descurainia sophia David D. Keck 1932-7-3 1664 Plumas Quincy, within a few meters of main street. 1065 Comment
  SEINET12091634  Dicentra formosa Unknown 1984-1 11 Plumas ca 40 mi NE of Oroville and 160 yds W of the N. Fk. Feather River, along Jackass Creek 610 Comment
  CHSC111843  Dicentra pauciflora L. P. Janeway 2014-5-7 11242 Plumas Northern High Sierra Nevada. Plumas National Forest; east edge of Granite Basin; just above Buckhorn Creek, just up from the 18 Road (23N18) crossing; 2.4 air-km southwest of top of Red Mountain. 1610 Comment
  CHSC41424  Dicentra pauciflora Lowell Ahart 1986-6-4 5324 Plumas West of the small wash, south of the road where it crosses Onion Valley Creek, near Onion Valley, about 1 mile north-west of Pilot Pk., about 14 miles north-west of La Porte. 1828 Comment
  CAS-BOT-BC246542  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7164 a Plumas Lassen National Park, Drakesbad, 1/8 mile south of guest houses, slope above Hot Springs Creek, edge of warm water from hot springs 1676 Comment
  RSA508625  Dichelostemma capitatum subsp. capitatum Mrs. R. M. Austin s.n. Plumas [no locality information provided] Comment
  CHSC21220  Dichelostemma multiflorum F. T. Griggs; A. Pass 1975-7-12 174 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS58081  Dichelostemma multiflorum W. L. Jepson 1910-6-16 4146 Plumas Quincy 1036 Comment
  UC1133989  Dichelostemma multiflorum G. T. Nordstrom 1934-7-3 178 Plumas 0.75 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  UC333374  Dichelostemma multiflorum unknown Jun 1889 Plumas Mohawk Valley Comment
  UC725429  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas near Gray's Flat (on the Feather River Highway) 868 Comment
  CHSC53133  Dieteria canescens var. canescens L. P. Janeway 1990-9-14 3849 Plumas Plumas National Forest. Slope above Meadow Creek about half way between Mt Ingalls and Red Clover Creek. On bed of unused logging road. 2103 Comment
  CHSC9722  Diplacus grandiflorus Nancy Mosman 1971-7-11 90 Plumas Along e side of Hwy 70 ca. 1.7 mi s of Belden. 1025 Comment
  CAS-BOT-BC151697  Diplacus torreyi George W. Gillett 1957-7-19 842 Plumas Slopes across from the Devils Kitchen, on trail to the Sifford Lakes - Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC151700  Diplacus torreyi Robert J. Weatherby 1950-5-31 1440 Plumas South shore of Lake Almanor 1417 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-BC136150  Dodecatheon alpinum L. P. Janeway 1992-5-14 4177 Plumas North side of Big Grizzly Creek at northwest end of Lake Davis - Plumas National Forest, Beckwourth Ranger District 1764 Comment
  UCR178428  Dodecatheon hendersonii E. W. Jameson 1949-4-26 s.n. Plumas Northern Sierra Nevada Mtns., experiment station in Quincy Comment
  POM181051  Downingia bacigalupii A. A. Heller, P. B. Kennedy 1907-7-2 8677 Plumas Between Vinton and Beckwith. [Beckwourth] Comment
  UC1408975  Downingia bacigalupii R. F. Thorne and C. W. Tilforth 1969-9-6 39246 Plumas 1 mi sw Beckwourth (along Feather River); Feather River 1356 Comment
  UC635665  Downingia bacigalupii H. L. Mason 1924-6-26 1092 Plumas Blairsden Comment
  JEPS24762  Downingia bicornuta var. bicornuta John H. Weiler, L. Constance, and E. Molseed 1960-6-12 60153 Plumas 2.5 mi nw Lake Almanor Public Camp (beside State Highway 89) Comment
  JEPS21087  Draperia systyla F. W. Embree 1934-6-6 72 Plumas south slope of Bucks Mountain; Bidwell Bar Quad. 1524 Comment
  RSA189334  Draperia systyla L. S. Rose 1967-7-12 67141 Plumas Cresta, N Fork, Feather River. 762 Comment
  UCD99523  Drosera filiformis Barry Rice 2009-6-26 BR 090601 Plumas in Butterfly Valley Botanical Area. Comment
  CAS-BOT-BC401583  Drosera rotundifolia Malcom A. Nobs; S. Galen Smith 1949-8-19 1446 Plumas At Butterfly Valley Comment
  CHSC46703  Drosera rotundifolia V. Oswald; W. Dempsey 1989-8-24 3967 Plumas Big Springs in Humbug Valley, ca. 13 mi (air) s of ... Field redacted by CHSC, contact the data manager for more information 1316 Comment
  CHSC66758  Drosera rotundifolia Vernon H. Oswald; Lowell Ahart 1996-8-14 8174 Plumas Northern High Sierra Nevada. Near Bucks Summit on ... Field redacted by CHSC, contact the data manager for more information 1676 Comment
  UC170942  Drosera rotundifolia H. M. Hall 1912-6-26 9277 Plumas Butterfly Valley Sierra Nevada Mountains 1097 Comment
  UCD123985  Drosera rotundifolia Barry Rice 2011-7-16 BR 110706 Plumas no exact location. 1560 Comment
  CAS-BOT-BC401580  Drosera rotundifolia Robert J. Weatherby 1950-7-21 1482 Plumas Butterfly Lake, Quincy district 1219 Comment
  HSC18761  Drymocallis glandulosa W. R. Rogers 1966-8-3 216 Plumas 1677 Comment
  SEINET6689693  Drymocallis glandulosa var. glandulosa W. Harnach, N. Harnach 1990-6-27 413 Plumas Sierra Valley, SW of Beckwourth, Ramelli Ranch, (USFS); S of R/R. 1554 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-BC159301  Drymocallis lactea var. lactea A. A. Heller 1913-6-13 10863 Plumas Near Quincy 1066 Comment
  CAS-BOT-BC159304  Drymocallis lactea var. lactea Ella Dales Cantelow 1939-5-20 4318 Plumas Indian Valley, S.E. of Prattville Comment
  CHSC54859  Dryopteris arguta Vernon H. Oswald 1991-9-11 4873 Plumas Domingo Spring on Chester-Wilson Lake Rd (Forest Rd 29N63; Plumas County Rd 311), ca. 7.5 miles (air) west-northwest of Chester. 1545 Comment
  UC1730226  Dulichium arundinaceum L. P. Janeway 1998-9-10 6277 Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  SEINET7583310 Image available Dulichium arundinaceum Robert F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42313 Plumas Plumas National Forest, Snake Lake c 4 miles NW of Quincy. 1219 Comment
  CHSC20780  Dysphania pumilio K. R. Stern 1975-7-24 5835 Plumas S shore of Lake Almanor. 1371 Comment
  JEPS122324  Dysphania pumilio Lowell Ahart 2014-9-9 19840 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-BC197242  Echinochloa muricata Walter Knight; Irja Knight 1967-7-10 2196 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  JEPS122165  Elatine Lowell Ahart 2014-8-20 19710 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  SEINET10949394  Eleocharis bella Lawrence P. Janeway 1989-7-25 Janeway 3523 Plumas Crocker Mtn. quad T24N, R14E, NW1/4 of sec. 33. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. Large meadow in yellow pine forest. Wet sandy mud in drying drainage channel 1737 Comment
  CHSC32854  Eleocharis engelmannii L. Ahart 1980-10-6 2677 Plumas On the floor of a hydraulic mine, ca. 1 mi s of La Porte. 1600 Comment
  UC698602  Eleocharis engelmannii var. detonsa Dorothy E. Beetle 1941-6-28 58 Plumas NW corner of Lake Almanor Comment
  CHSC78742  Eleocharis obtusa Jim Battagin 2000-6-9 Plumas Feather River College. 1045 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
  CHSC116369  Eleocharis quinqueflora Sara M. Taylor; Scott Batiuk 2012-8-13 63 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
  JEPS111102  Eleocharis torticulmis L. P. Janeway, Linnea Hanson, Jerold Hustafa, Jim Battagin 2000-9-13 6969 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  RSA0000237  Eleocharis torticulmis L. P. Janeway, B. Castro 2000-7-3 6874 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  SEINET4965096  Eleocharis torticulmis Unknown 2000-7-3 6874 Plumas Plumas County, Crescent Mills quad; Northern High Sierra Nevada, Butterfly Valley Botanical Area: Sweetwater Meadow Comment
  SEINET13710238  Eleocharis torticulmis Lowell William Ahart, Lowell William Ahart 2001-1 9277 Plumas S of The Darlingtonia Bog and E of The Dirt Road, N of The Jeep Road to The Pond, Butterfly Valley, 5 Air Mi. NW of Quincy (T25N, R9E, sec 20, SE 1/4) Comment
  SEINET10501559  Elodea canadensis Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4977 Plumas T22N R11E nw/se sec 26. Sierra City NW quad. Plumas-Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 5620 ft. 1713 Comment
  SEINET10564307  Elymus caput-medusae Mary Susan Taylor 1982-6-28 Taylor 4774 Plumas T23N R14E nw 1/4 ne 1/4, sec 27. Portola quad. Ramelli Ranch between Calpine Rd (109) and cow pasture in Sagebrush Scrub drainages, 1 mi w of Beckwourth. With Bromus. 1487 Comment
  CAS-BOT-BC227606  Elymus elymoides John Thomas Howell 1977-6-20 52413 Plumas On the peninsula of Lake Almanor 1371 Comment
  UC1024734  Elymus elymoides subsp. elymoides Leo Whitney 1934-8-12 3047 Plumas The Cate Place Plumas National Forest, Big Grizzley Valley (ca 10 mi w of Portola) 1828 Comment
  JEPS121764  Elymus elymoides var. brevifolius B. Castro and L. P. Janeway 2009-8-29 1800 D Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.13 mi S of the Buckhorn survey monument; 0.2 mi upslope of the jcn of USFS Rd 23N69 and Rd 23N36Y ( to Martin Mine). Comment
  UC485750  Elymus glaucus H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC206502  Elymus glaucus subsp. glaucus Clare B. Hardham 1978-8-11 21771 Plumas In volcanic area about 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC206509  Elymus glaucus subsp. glaucus John Thomas Howell 1977-6-20 52414 Plumas On the peninsula of Lake Almanor - Sierra Nevada 1371 Comment
  CAS-BOT-BC206505  Elymus glaucus subsp. glaucus John Thomas Howell 1960-7-17 35493 Plumas Drakesbad - Lassen Volcanic National Park 1828 Comment
  CHSC54544  Elymus trachycaulus subsp. trachycaulus Vernon H. Oswald 1991-8-8 4814 Plumas Lassen Volcanic National Park. Just north of the south boundary of the park at Willow Lake, along the trail to Camp Kelley and Terminal Geyser, ca. 3 miles (air) southeast of Drakesbad. In a meadow located here. 1670 Comment
  HSC93211  Elymus trachycaulus subsp. trachycaulus Vernon H. Oswald, L. Ahart 1996-7-15 8038 Plumas Last Chance Marsh at the N end of Lake Almanor. 1.4 miles S of Last Chance Campground E from Rd. 29N11. 1372 Comment
  POM267990  Elymus trachycaulus subsp. trachycaulus D. D. Keck 1944-7-8 5419 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather River 1357 Comment
  UCD62626  Elymus trachycaulus subsp. trachycaulus A. A. Beetle 1941-6-28 2791 Plumas West side of Lake Almanor. 1828 Comment
  SEINET7292780 Image available Elysitanion hansenii John Thomas Howell 1977-1 52415 Plumas Sierra Nevada; Peninsula of Lake Almanor 1372 Comment
  JEPS115892  Elytrigia intermedia subsp. barbulata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16131 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
  CHSC99973  Elytrigia intermedia subsp. intermedia Lowell Ahart 2008-9-10 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. 1593 Comment
  SEINET10874037  Epilobium brevistylum Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5183 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CHSC34281  Epilobium canum subsp. latifolium M. S. Taylor 1981-9-14 4277 Plumas N side of spur rd through center of Dark Ravine, ca. 1/4 mi n of Rush Creek, ca. 5 air mi ese of Greenville. 1584 Comment
  CHSC67369  Epilobium canum subsp. latifolium James D. Jokerst 1985-9-15 2581 Plumas Grizzly Creek Hydro Transmission Line Project, top of slope near Rd. 26N26 in Yellow Creek Canyon. 1463 Comment
  POM223303  Epilobium canum subsp. latifolium E. C. Sutliffe 1919-09 s.n. Plumas Gold Lake Region Comment
  RSA121166  Epilobium canum subsp. latifolium C. G. Albertus 1935-7-20 207 Plumas 1.5 miles S.W. of Lava Peak. 1311 Comment
  UCD105463  Epilobium canum subsp. latifolium F. H. Bolster 1912-9-2 9 Plumas Feather River Canyon. 762 Comment
  JEPS103374  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2002-7-2 9823 Plumas In a logged over area on the S side of Forest Road 22N94, E of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1606 Comment
  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
  JEPS107495  Epilobium ciliatum subsp. glandulosum Lowell Ahart, John Dittes 2005-9-19 12388 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
  CHSC70267  Epilobium glaberrimum B. Castro; R. Zebell 1989-8-3 334 Plumas Ca 2.5 air mi S of Bucks Lake, in tributary to main stream which flows southward through center of section. 1828 Comment
  CHSC80843  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2001-7-19 8943 Plumas On the banks of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  UC1122530  Epilobium hallianum E. Sawyer 1935-7-9 282 Plumas 2 mi s Chases (Plot 211); Plumas National Forest, Downieville Quadrangle Comment
  CHSC54407  Epilobium hornemannii subsp. hornemannii Vernon H. Oswald 1991-7-8 4705 Plumas Lassen Volcanic National Park. Meadow on the northwest side of Willow Lake, just north of the park boundary. Forest edge near the west gate in the park boundary fence. 1676 Comment
  CHSC59092  Epilobium luteum Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Tyleasi Martin 1992-8-20 5172 Plumas Forest Rd. 23N10 between the junction of 22N19 and Hopkins Creek, ca. 2.25 mi (air) ESE of Pilot Pk., ca. 9 mi (air) NE of La Porte. On the bed of a streamlet. 1706 Comment
  CHSC101861  Epilobium minutum Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15895 Plumas About 200 yards northwest of Lake Almanor Dam, in mined over area. 1421 Comment
  UC170967  Epilobium minutum H. M. Hall 1912-6-28 9285 Plumas Spanish Creek Sierra Nevada Mountains 1158 Comment
  RSA77993  Epilobium minutum Verne Grant, Alva Grant 1948-6-13 8583 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  CHSC34298  Epipactis gigantea M. S. Taylor 1981-7-26 4110 Plumas 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. 944 Comment
  CAS-BOT-BC57895  Equisetum X ferrissii John Thomas Howell 1959-9-21 34761 Plumas N. Fk. Feather River near Belden. 701 Comment
  CAS-BOT-BC56996  Equisetum arvense Walter Knight; Irja Knight 1966-6-18 1360 Plumas Near Pond Reservoir, Butterfly Valley 1097 Comment
  CAS-BOT-BC56998  Equisetum arvense Mary Strong Clemens 1920-4-7 s.n. Plumas Greenville Comment
  CHSC116377  Equisetum arvense Sara M. Taylor; Scott Batiuk 2012-7-31 56 Plumas Plumas National Forest. Maples Flat. Follow signs from Bucks Lake Rd. to Smith Lake (via Snake Lake). Take left (west) onto 23N20. Continue west onto 25N57, left onto 25N59 (fen is ~800 m west of Drosera Pond). UTM zone 10, 4428172 N, 659702 E. 1573 Comment
  CAS-BOT-BC57392  Equisetum laevigatum David D. Keck 1932-7-3 1674 Plumas Quincy, in the Northern Sierra Nevada, at bridge over Spanish Creek 1066 Comment
  CAS-BOT-BC57513  Equisetum telmateia John Thomas Howell; Gordon H. True 1969-4-8 45485 Plumas Feather River Canyon at Storrie 548 Comment
  CHSC14082  Equisetum telmateia subsp. braunii E. S. Caldwell 1974-4-24 13 Plumas Hwy. 70 North Fork Feather River Canyon; 3 mi e of PGE Rock Creek and Power Station. 548 Comment
  CHSC102970  Eremocarpus setiger Lowell Ahart; John Dittes 2009-9-7 16394 Plumas At the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC105593  Eremogone aculeata L. P. Janeway 2010-7-13 10102 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir. 1721 Comment
  SJSU14222  Eremogone aculeata N. A. Hopkins 1989-6-7 1525 Plumas W of Dixie Mt near Dixie Cr 1889 Comment
  CAS-BOT-BC174181  Eremogone cliftonii E. K. Balls; L. W. Lenz 1955-5-13 20700 Plumas Between Tobin and Camp Rogers, U.S. Hwy. 40 609 Comment
  CHSC112189  Eremogone cliftonii Dean Wm. Taylor; Cade Mohler, et al 2014-6-25 21490 Plumas Sierra Nevada. 1 mile west of the Big Hill (vicinity Kimshew Point), logging spur road 0.5 miles east of Concow Road (County Road 525). 1447 Comment
  UC1731349  Eremogone cliftonii Dean Wm. Taylor with Glenn Clifton 1997-4-9 15947 Plumas Feather River Canyon; along Highway 70 about 0.5 miles E of crossing of Chambers Creek; Plumas National Forest 609 Comment
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Jul 3 2008
  CAS-BOT-BC174209  Eremogone congesta var. congesta M. S. Taylor; M. Foster 1981-6-3 3844 Plumas W side of 24N10, ca. 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola 1767 Comment
  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
  CAS-BOT-BC286652  Ericameria bloomeri Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC286659  Ericameria bloomeri Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  OBI16780  Ericameria bloomeri Carl B. Wolf 1937-9-5 9292 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line 1463 Comment
  RSA0039304  Ericameria bloomeri Lowell Ahart 2008-8-14 15199 Plumas 20 yards northwest of the metal gate, west 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
  UC762561  Ericameria bloomeri R. F. Hoover 1940-9-22 4627 Plumas Chester Comment
  CAS-BOT-BC299436  Ericameria nauseosa var. speciosa Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CHSC40563  Ericameria nauseosa var. speciosa Lowell Ahart; Jim Jokerst 1985-10-4 5192 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. 1828 Comment
  JEPS104418  Ericameria nauseosa var. speciosa Lowell Ahart 2003-10-17 10642 Plumas Above the cliffs ne of Humboldt Peak, ca 3/4 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2133 Comment
  JEPS75257  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-25 35021 Plumas summit of Beckwourth Pass Sierra Nevada, Beckwourth Pass 1588 Comment
  CAS-BOT-BC294286  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-20 36283 Plumas Near Lassen Volcanic National Park. Kelly Camp, near Drakesbad 1615 Comment
  SEINET8079194 Image available Ericameria nauseosa var. speciosa J. T. Howell 1961-9-23 s.n. Plumas Cooks Creek road near Englemine 1082 Comment
  CAS-BOT-BC293027  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34960 Plumas Near Blairsden 1341 Comment
  SBBG30615  Erigeron D. Myrick 1968-6-19 1947 Plumas St Hwy 89, W of Lake Almanor 1371 Comment
  CHSC76797  Erigeron annuus L. P. Janewy 1997-9-29 5362 Plumas Along Soda Creek 0.1 mi north of Hwy 70 and East Branch North Fork Feather River. Roadside opening in bottom of deep canyon. Along edges of dirt road. 944 Comment
  CHSC81096  Erigeron canadensis Lowell Ahart 2001-8-29 9269 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  OBI64836  Erigeron canadensis John C. Dittes 2005-7-26 1245 Plumas T27N, R12E, NW 1/4, Sect 30; Kettle rock 7.5'Quad. Northern High Sierra nevada Range; ca 10.6 air miles N X NE of Taylorsville, ca 9.6 air miles S of Diamond Mtn, ca 14. 0 airmiles E of Green ville; watershed of Hungry Crk; at disturbed N edge of FS Rte 27N09 where seasonal drainage crosses rd 1801 Comment
  CAS-BOT-BC295994  Erigeron divergens Gordon H. True; John Thomas Howell 1967-7-12 43383 Plumas Twain, Sierra Nevada 883 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-BC296010  Erigeron divergens Lowell Ahart 1981-9-6 3065 Plumas About 6 miles N of Taylorsville, Sierra Nevada 1300 Comment
  CAS-BOT-BC296013  Erigeron divergens H. M. Hall; E. B. Babcock 1903-7-1 4446 Plumas Red Clvoer Creek, Sierra Nevada Mountains 1097 Comment
  CAS-BOT-BC300404  Erigeron eatonii var. plantagineus Alice Eastwood 1918-5-25 7022 Plumas Portola Comment
  CHSC53129  Erigeron eatonii var. plantagineus L. P. Janeway 1989-6-9 3281 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1691 Comment
  UC1563670  Erigeron eatonii var. plantagineus Barbara Ertter 1989-7-4 8686 Plumas 4.2 mi w of jct of Hwy 89 and Hwy 36 (w of Lake Almanor); Coyote Flat 1524 Comment
  UC87592  Erigeron eatonii var. plantagineus T. S. Brandegee 1892-7-4 Plumas Prattsville Comment
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Jan 27 2015
  CAS-BOT-BC300401  Erigeron eatonii var. plantagineus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54347 Plumas 4.8 miles northwest of Antelope Reservoir 1661 Comment
  CHSC118723  Erigeron eatonii var. sonnei Amy Rachkowski; Wendy L. Boes 2015-6-25 2015003 Plumas Plumas National Forest. Located near Moonlight Valley, west of Forest Service road 28N80, north of 27N77. UTM 686937 E, 4455599 N, NAD83 Zone 10N. 1680 Comment
  CAS-BOT-BC300467  Erigeron filifolius John Thomas Howell 1955-7-19 30772 Plumas Beckwourth 1493 Comment
  SEINET8667278 Image available Erigeron filifolius W. Harnach, N. Harnach 1990-6-13 370 Plumas Sierra Valley, W of Beckwourth, Ramelli Ranch (USFS). 1487 Comment
  CAS-BOT-BC296130  Erigeron foliosus var. foliosus J. T. Vale 1988-10-3 s.n. Plumas Hiway 89 between Graeagle and Quincy 1219 Comment
  JEPS41402  Erigeron glacialis var. glacialis W. L. Jepson 1939-8-16 19451 Plumas Bucks Valley 1584 Comment
  CAS-BOT-BC300833  Erigeron glacialis var. glacialis J. D. Schoeller 1928-7-12 390 Plumas Plumas National Forest. 2 1/2 mi N. E. Gold Lake 2072 Comment
  CAS-BOT-BC295226  Erigeron inornatus John Thomas Howell 1926-7-24 2106 Plumas Near Prattville 1310 Comment
  CHSC61914  Erigeron inornatus var. inornatus Lowell Ahart 1993-9-24 7266 Plumas On the east side of Cleghorn Bar Road, near Monitor Flat, about 3 miles north-west of Pilot Peak. 1828 Comment
  JEPS107693  Erigeron inornatus var. inornatus Lowell Ahart, John Dittes 2005-9-20 12456 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
  SEINET10474624  Erigeron inornatus var. reductus Mary Susan Taylor 1981-6-23 Taylor 3946 Plumas T23N R14E se/nw sec 27. Portola quad. Ramelli Ranch, along North Fork Feather River, ca. 1/4 mi S of Hwy 70, ca. 1 mi W of Beckwourth. 4900 ft elev. 1798 Comment
  CHSC116105  Erigeron lassenianus var. deficiens Lowell Ahart 2015-7-4 20287 Plumas On the east side of the paved road, about 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir dam. 1731 Comment
  CHSC44863  Erigeron lassenianus var. deficiens Lowell Ahart 1979-7-18 1989 Plumas Along Cleghorn Bar Road, about 2 air miles west of Pilot Peak, about 12 miles north of La Porte. 1645 Comment
  JEPS103409  Erigeron lassenianus var. deficiens Lowell Ahart 2002-7-18 9855 Plumas Basalt ridge, ca 1/8 mile N of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) NW of La Porte. 1743 Comment
  CAS-BOT-BC295497  Erigeron lassenianus var. lassenianus A. A. Heller; P. B. Kennedy 1907-7-3 8704 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC295502  Erigeron lassenianus var. lassenianus L. P. Janeway 1991-6-18 4049 Plumas Plumas National Forest, Beckwourth Ranger District. 3 1/2 mi southwest of Portola, ca 400 ft west of Middle Fork Feather River, south side of Hwy 70 1463 Comment
  JEPS41571  Erigeron linearis Franklin P. Nutting Plumas Dixey Valley Northern California, Dixey Valley Comment
  CHSC67425  Erigeron petrophilus var. sierrensis James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2568 Plumas Top of Red Mtn. above Rich Gulch Rd., N of Hwy. 70. Comment
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Dec 3 2009
  CHSC97795  Erigeron petrophilus var. sierrensis L. P. Janeway 2007-8-12 9162 Plumas Northern High Sierra Nevada. Ridgetop on north side of Oak Ridge, 1.4 air km north-northwest of Grizzly Summit. 1743 Comment
  UCD105975  Erigeron petrophilus var. sierrensis Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 1524 Comment
  LA212260  Erigeron philadelphicus Jim R. Shevock; 1972-5-19 1789 Plumas Hwy. 89 near Indian Falls dump area. 609 Comment
  SD132031  Erigeron sonnei Barbara Ertter, Gary Schoolcraft 1989-7-3 8651 Plumas Slope below Red Rock lookout, ca. 8 miles south of Susanville. Comment
  UC170923  Erigeron strigosus var. septentrionalis H. M. Hall 1912-7-25 9372 Plumas Middle Fork Feather River Sierra Nevada Mountains 1280 Comment
  CAS-BOT-BC244041  Eriogonum baileyi var. praebens L. P. Janeway 1993-8-12 4521 Plumas Northwestern corner of Sierra Valley, south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road, ca. 0.7 mi west-southwest of Beckwourth, Plumas National Forest, Beckwourth Ranger District 1487 Comment
  CHSC62479  Eriogonum baileyi var. praebens L. P. Janeway 1993-8-12 4521 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca. 0.7 mi west-southwest of Beckwourth. 1487 Comment
  CAS-BOT-BC256171  Eriogonum douglasii var. meridionale John Thomas Howell 1962-6-18 37790 Plumas Sierra Valley near Beckwourth, Sierra Nevada 1487 Comment
  CHSC34724  Eriogonum douglasii var. meridionale M. S. Taylor; M. Foster 1981-6-8 3874 Plumas N side 24N08, just n of its jct with 25N93, 1/2 way between Bagley Pass and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. 1706 Comment
  CHSC34727  Eriogonum douglasii var. meridionale M. S. Taylor 1981-6-3 3857 Plumas Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca 11 mi n of Beckwourth. 1706 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
  SEINET3859972 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 mi NNW of Beckwourth.; 0 1707 Comment
  UC584322  Eriogonum douglasii var. meridionale G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2238 Plumas n Engelmine; Red Rock Comment
  CAS-BOT-BC256163  Eriogonum douglasii var. meridionale L. P. Janeway 1989-6-23 3384 Plumas Upper w-vacing slope on ridge between Crocker Mdw and Dotta Cr., Beckwourth Ranger District, Plumas National Forest 1889 Comment
  SJSU14705  Eriogonum douglasii var. meridionale N. A. Hopkins 1991-7-3 1699 Plumas just N of Doyles Crossing on rd fronm Red Clover Valley to Janesville 1524 Comment
  CHSC34736  Eriogonum elatum var. elatum M. S. Taylor 1981-7-13 4004 Plumas Ramelli Ranch, e side, s of Feather River, ca. 2 mi ese of Beckwourth. 1463 Comment
  CAS-BOT-BC259353  Eriogonum lobbii M. S. Taylor 1982-8-5 4930 Plumas Mt Hough summit, on cliff edge, ca. 7 mi nne of Quincy 2194 Comment
  CAS-BOT-BC268691  Eriogonum microthecum var. laxiflorum Clare B. Hardham 1970-8-9 17716 L Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC261363  Eriogonum nudum var. deductum Rimo Bacigalupi 1927-7-11 1713 Plumas Near Grassy Lake Meadows near Bear Lake, Gold Lake Region 1889 Comment
  CAS-BOT-BC264816  Eriogonum nudum var. deductum John Thomas Howell 1973-7-9 49720 Plumas Round Valley, Sierra Nevada 1371 Comment
  CAS-BOT-BC261360  Eriogonum nudum var. deductum A. A. Heller; P. B. Kennedy 1907-7-13 8834 Plumas Between Taylorville [Taylorsvillel] and Little Grizzly Creek Comment
  RSA766351  Eriogonum nudum var. deductum Anstruther Davidson 1928-08 1513 Plumas Feather River Canyon. 1677 Comment
  CHSC34732  Eriogonum nudum var. nudum M. S. Taylor 1981-7-27 4125 Plumas Roadside, n side of Beckwourth-Genesee Rd, ca. 7 air mi e of Genesee. 1645 Comment
  SEINET11262469  Eriogonum nudum var. nudum Stanley L. Welsh, N. Duane Atwood 2001-6-14 28140 Plumas Ca 4 mi n of Beckwourth.; 0 1481 Comment
  SEINET3405078 Image available Eriogonum nudum var. oblongifolium A. A. Heller, P. B. Kennedy 1907-7-16 8867 Plumas Grade between Genessee valley and summit Comment
  SEINET5331153  Eriogonum ovalifolium var. purpureum M. J. Williams 1966-7-11 s.n. Plumas Luther Ridge, above Jamison Creek. 2286 Comment
  CAS-BOT-BC269952  Eriogonum spergulinum var. reddingianum A. A. Heller; P. B. Kennedy 1907-7-11 8801 Plumas Prattville Comment
  CAS-BOT-BC269959  Eriogonum spergulinum var. reddingianum John Thomas Howell; Gordon H. True 1973-8-1 50188 Plumas Ca. 2.5 miles se. of Diamond Mt. 2164 Comment
  CHSC97571  Eriogonum spergulinum var. reddingianum Lowell Ahart; John Dittes 2007-6-17 14175 Plumas Near wire box, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  UC1776757  Eriogonum spergulinum var. reddingianum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13242 Plumas Bull Run Creek off USFS 23N12E. 2100 Comment
  UCD101249  Eriogonum spergulinum var. reddingianum John Thomas Howell 1960-7-18 35577 Plumas Drakesbad. 1676 Comment
  CAS-BOT-BC269955  Eriogonum spergulinum var. reddingianum F. W. Peirson 1926-6-21 6792 Plumas Lake Almanor, north shore Comment
  CAS-BOT-BC262747  Eriogonum strictum var. anserinum A. A. Heller; P. B. Kennedy 1907-7-5 8741 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC267498  Eriogonum umbellatum Albert Senenes; Gregory Whipple 1970-11-12 s.n. Plumas Outskirts of Quincy, at site of projected Feather River Junior College Comment
  JEPS125872  Eriogonum umbellatum var. furcosum Dean W. Taylor 2001-8-1 17862 Plumas Watershed divide between Onion Valley Creek and Poorman Creek, 1 mile N of Pilot Peak, ca 10 air miles SE of Quincy, near the junction of Forest Road 22N84X and 22N43Y. Comment
  CHSC34744  Eriogonum umbellatum var. modocense M. S. Taylor 1981-8-20 4230 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
  CAS-BOT-BC265166  Eriogonum umbellatum var. nevadense Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  CHSC58175  Eriogonum umbellatum var. nevadense Vernon H. Oswald 1992-6-18 4996 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. Common in crevices on rocky cliffs bordering the creek. 1621 Comment
  JEPS95292  Eriogonum umbellatum var. nevadense Lowell Ahart 1994-7-28 7528 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CHSC66964  Eriogonum umbellatum var. polyanthum James D. Jokerst 1992-1-1 3440 Plumas [No location data] Comment
  RSA0118774  Eriogonum umbellatum var. polyanthum Lowell A. Ahart 2011-9-17 17672 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1646 Comment
  RSA769021  Eriogonum umbellatum var. polyanthum L. Ahart 2008-8-13 15192 Plumas About 100 yards north of Kenzie Ravine and the road, about 0.5 miles east of Little Grassy Valley Reservoir, about 4 air miles northeast of La Porte. 1599 Comment
  SEINET3836816 Image available Eriogonum umbellatum var. stellatum W. L. Jepson 1939-7-31 19311 Plumas Spanish Peak Summit 2148 Comment
  CAS-BOT-BC262241  Eriogonum ursinum Alice Rosenberg 1917-7-1 s.n. Plumas Feather River Comment
  CAS-BOT-BC262250  Eriogonum ursinum Janet Jones 1980-7-16 217 Plumas Frazier Falls area 1828 Comment
  CHSC102106  Eriogonum ursinum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16216 Plumas On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  UC54220  Eriogonum ursinum H. M. Hall and E. B. Babcock July 1903 4443 Plumas Genessee Valley Sierra Nevada Mountains, Genessee Valley 1097 Comment
  CAS-BOT-BC262253  Eriogonum ursinum M. S. Taylor 1982-8-9 4946 Plumas In e side of 26N16Y, just n of Rattlesnake Hill, ca. 3 air mi sse of Canyon Dam 1859 Comment
  POM180959  Eriogonum ursinum P. B. Kennedy 1907-7-13 8833 Plumas Between Taylorville and Gizzly Creck. Comment
  RSA7875  Eriogonum ursinum H. A. Barker 1927-7-3 769 Plumas Grade between Gold Lake and Blairsden 1677 Comment
  SEINET5332055  Eriogonum ursinum J. L. Reveal 1975-8-24 3974 Plumas Along the La Porte-Quincy Road, 17.5 miles south of Quincy and 0.3 mile south of the Chimney rock Trail turnoff, about 1 airline mile west of Pilot Peak. Comment
  CHSC107287  Eriogonum ursinum var. ursinum L. P. Janeway; Peter Zika 2011-8-6 10633 Plumas Northern High Sierra Nevada. Plumas National Forest; northwest tip of the nose of the rocky ridge on southeast side of Quincy-La Porte Road, 1.7 air km northwest of Pilot Peak. 2001 Comment
  CHSC111717  Eriogonum ursinum var. ursinum Lowell Ahart 2012-7-1 18252 Plumas On the bare mountainside, east of the small stream, about 250 yards northwest of Caribou Road, about 4 miles (air) northeast of Belden. 850 Comment
  CAS-BOT-BC264126  Eriogonum vimineum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2184 Plumas Mouth of Butterfly, Butterfly Botanical Area and vicinity 883 Comment
  CHSC34747  Eriogonum vimineum M. S. Taylor 1981-7-29 4142 Plumas On granite embankment, e side of Flournoy Grade, 1.3 mi s of Flournoy Bridge, ca. 3 mi e of Genesee. 1341 Comment
  UCD101525  Eriogonum vimineum John Thomas Howell 1959-9-21 34793 Plumas 3 miles northeast of Rich Bar. 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
  UC960338  Eriophyllum lanatum var. grandiflorum A. A. Heller 1938-5-30 15133 Plumas roadside bank near Rich Bar 762 Comment
  CAS-BOT-BC308268  Eriophyllum lanatum var. integrifolium L. Constance 1933-7-5 116 Plumas 1 mile west of Keddie 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
  CHSC48157  Eriophyllum lanatum var. integrifolium Vernon Oswald 1983-8-24 1022 Plumas Pacific Crest Trail, ca. 3 mi e of Humboldt Summit n-e of Jonesville. 2118 Comment
  JEPS122166  Eriophyllum lanatum var. integrifolium Lowell Ahart 2014-8-26 19776 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  SEINET10475142  Eriophyllum lanatum var. integrifolium Mary Susan Taylor 1981-5-10 Taylor 3665 Plumas T25N R11E ne sec 12. Greenville SE quad. N side of Genesee Valley Rd, ca. 4 mi W of Genesee. Oak-Pine Forest; 3600 ft. Dry soils in partial shade. 1097 Comment
  UCD97453  Erodium cicutarium Albert Grigarick 2010-5-11 243 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.5 mi. 1483 Comment
  CHSC37000  Eryngium alismifolium M. S. Taylor 1982-8-27 5058 Plumas Ramelli Ranch, in vernal pools on s side of RR tracks, ca. 1 mi sw of Beckwourth. 1487 Comment
  UC1487303  Eryngium alismifolium Yusuf Sheikh and Lincoln Constance 1973-6-26 548 Plumas 0.5 mi SW of Prattville (on Prattville-Butte Valley Reservoir Road, near Lake Almanor) Comment
  SEINET11991678  Erysimum asperum Unknown 1984-1 11 Plumas ca 40 mi NE of Oroville & 150 yds W of North Fork Feather River 610 Comment
  SBBG133117  Erysimum capitatum var. capitatum B. C. Templeton 1968-1 Plumas unknown Comment
  SEINET14045706 Image available Erythranthe guttata Francis W. Pennell 1940-1 25813 Plumas Route 24 west of Mohawk R.S. 1463 Comment
  CAS-BOT-BC153618  Erythranthe moniliformis M. S. Taylor 1982-8-10 4952 Plumas End of spur rd off Seneca Rd (306) at Salmon Creek, ca. 2 air mi sw of Canyon Dam 1524 Comment
  SD7098  Erythranthe moschata Austin 1880-1 Plumas Big Meadows Comment
  SEINET13724047 Image available Erythranthe moschata J. M. Tucker 1948-1 1739 Plumas At mine of United Mining Co. Pinchard Creek, southwest side of Camel Peak 1520 Comment
  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
  CHSC64466  Erythranthe primuloides B. Castro 1994-9-8 545 Plumas Ca 1.2 air mi SE of Bucks Lake, ca 300 ft S of the Oro-Quincy Hwy on slope among Haskins Valley USFS Summer Home Tract cabins, where seeps and springs surface. 1627 Comment
  UC54477  Eschscholzia californica H. M. Hall and E. B. Babcock July, 1903 4430 Plumas Indian Valley Sierra Nevada Mountains 1066 Comment
  CAS-BOT-BC310379  Eucephalus breweri Anna Head 1921-7-27 s.n. Plumas Lake Center Camp, Feather River Region Comment
  JEPS127334  Eucephalus breweri Lowell Ahart 2016-7-9 21086 Plumas Top and on the east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS2491  Eucephalus breweri Mrs. Esther C. Fritz 1933-7-27 Plumas Spanish Peak 2103 Comment
  UC1557888  Eucephalus breweri J. Semple, S. Heard 1986-8-13 847 Plumas 2 mi e, (LaPorte Rd., at turnoff to Quincy) La Porte Comment
  CHSC62342  Eurybia integrifolia B. Castro; L. Hanson 1989-8-17 399 Plumas Ca 13 air mi E of Greenville, ca 2.5 mi N of Kettle Rock, in the Mud Lake Research Natural Area within Plumas National Forest. 2042 Comment
  CAS-BOT-BC310533  Eurybia integrifolia Anna Head 1921-8-14 s.n. Plumas Gray Eagle Meadows, Feather River Region Comment
  UC1119644  Eurybia radulina G. T. Nordstrom 1934-7-9 210 Plumas 1 1/4 mi se of Mt. Ararat (Bidwell Bar Quad.); Bidwell Bar 1584 Comment
  UC1192258  Euthamia occidentalis Malcolm A. Nobs, S. Galen Smith 1949-8-19 1455 Plumas se side Portola Comment
  CAS-BOT-BC413891  Fallopia convolvulus John Thomas Howell 1955-7-20 30860 Plumas Mohawk 1371 Comment
  CAS-BOT-BC413894  Fallopia convolvulus David D. Keck 1932-7-3 1669 Plumas Quincy, in the Northern Sierra Nevada. 1065 Comment
  CHSC40984  Festuca idahoensis J. D. Jokerst 1984-7-10 2086 Plumas Canyon of Indian Creek between creek and Indian Cr Road at east end of Genesee Valley. 1234 Comment
  CHSC74042  Festuca idahoensis B. Castro; L. P. Janeway 1998-8-29 830 Plumas Fowler Lake Proposed SIA. Ca 2 air mi N of Little Grass Valley Reservoir, beside trail ca 0.3 mi N of Fowler Lake, S of its jcn with the Pacific Crest Trail. 1676 Comment
  CHSC102710  Festuca occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16154 Plumas On the east side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  JEPS114916  Festuca occidentalis Lowell Ahart 2008-7-16 15073 Plumas Forest floor, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  JEPS115933  Festuca occidentalis Lowell Ahart, John Dittes 2009-7-14 16063 Plumas On dry soil, on the east 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
  SEINET10963545  Festuca occidentalis A. Arthur Heller, Patrick B. Kennedy 1907-7-8 Heller 8764 a Plumas Grade between Greenvilee & Prattville. Comment
  CAS-BOT-BC279022  Festuca rubra John Thomas Howell; Gordon H. True 1969-6-23 45841 Plumas Quincy 1036 Comment
  JEPS115899  Festuca rubra Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16124 Plumas Edge of a meadow or seep, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  POM112017  Festuca rubra Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC278636  Festuca subulata Lowell Ahart 1980-8-12 2533 Plumas Along Onion Creek, near Diamond Spring Hill, ca. 1.5 mi E of La Porte Road, ca. 6 mi. SW of La Porte 1400 Comment
  CHSC80912  Festuca subulata Lowell Ahart 2001-7-19 8950 Plumas On the sides of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CHSC54404  Floerkea proserpinacoides Vernon H. Oswald 1991-6-12 4656 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser. Meadow just north of the park boundary. 1658 Comment
  UCSB26133  Frangula californica subsp. tomentella Belshaw, Charles 1940-5-20 Plumas Between Belden and Longville on tributary of Yellow Creek. Comment
  CAS-BOT-BC55674  Frangula purshiana David D. Keck 1932-7-3 1647 Plumas Quincy, in the Northern Sierra Nevada 1188 Comment
  CAS-BOT-BC55681  Frangula purshiana L. P. Janeway; Garrett Gibson 1992-6-16 4239 Plumas Portola quad. About 1 mi northwest of Beckwourth Peak and 2 mi southeast of Portola Comment
  HSC100832  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-15 9194 Plumas Granite Basin, along the Little North Fork Middle Fork Feather River near the Rd. 18 bridge. 421 Comment
  HSC99897  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2004-9-13 12053 Plumas Plumas National Forest, near pond. 1677 Comment
  JEPS113884  Frangula purshiana subsp. ultramafica L. P. Janeway 2007-5-20 8982 Plumas Northern High Sierra Nevada; Top of Red Hill 1929 Comment
  JEPS114195  Frangula purshiana subsp. ultramafica L. P. Janeway 2007-6-3 9024 Plumas Northern High Sierra Nevada. South-facing slope near top of eastern end of Red Mountains, near Road 23N69 0.7 mi northwest of the 18 Road. Comment
  JEPS118619  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 USFS Rd 23N69). Haskins Valley 7.5' quad. Comment
  CAS-BOT-BC59579  Frangula rubra subsp. rubra John Thomas Howell 1975-7-21 51340 Plumas Sierra Nevada - Injun Jim Campground, Feather River Canyon 609 Comment
  CAS-BOT-BC505277  Fritillaria atropurpurea Walter Knight; Irja Knight 1967-5-22 1820 Plumas Near pond reservoir 1097 Comment
  CAS-BOT-BC505325  Fritillaria micrantha Alice Eastwood 1927-6-1 14533 Plumas United States Forest Reserve, Forest Lodge, Greenville Comment
  SEINET8478972  Fritillaria pudica C. Tanner 1999-3-29 s.n. Plumas S-facing granitic slope within city limits of Portola (area bounded by Plumas/Quincy sts on N and S, Willow and Rock on E and W). 1484 Comment
  SEINET10469526  Fritillaria recurva Mary Susan Taylor 1981-5-10 Taylor 3668 A Plumas T26N R12E nw sec 32. Genesee Valley quad.In loose decomposed granite gravel, N side of Genesee Valley Rd, ca. 2 mi E of its jct with Beckwourth Pass turnoff and Flournoy Bridge; overlooking Plumas Lbr. Co, ca. 5 mi E of Genesee. 4200 ft. 1280 Comment
  JEPS28625  Galium bifolium George W. Gillett 1957-7-18 813 Plumas ne side Boiling Springs Lake (near trail); Lassen Volcanic National Park 1813 Comment
  POM147082  Galium bifolium Alice Eastwood 1927-06 14635 Plumas Long Valley. United States Forest Reserve. 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
  CHSC36938  Galium grayanum M. S. Taylor 1982-8-5 4932 Plumas Mt Hough summit, on cliff above Crystal Lake, ca. 7 mi NNE of Quincy. 2203 Comment
  CHSC39369  Galium grayanum L. Ahart; P. Ahart 1983-8-17 4331 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-La Porte Rd, northeast of La Porte. Comment
  CHSC63471  Galium grayanum var. grayanum Lowell Ahart 1994-7-20 7478 Plumas North of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  POM69209  Galium grayanum var. grayanum Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. On the Big Divide. 1829 Comment
  POM312366  Galium trifidum Malcolm A. Nobs, S. Galen Smith 1949-8-18 1392 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  RSA0105477  Galium trifidum var. subbiflorum Lowell Ahart 2014-8-31 19820 Plumas On the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC21090  Galium triflorum F. T. Griggs; A. Pass 1975-7-2 60 Plumas Buck's Lake Forest Service Survey. Comment
  RSA101428  Galium triflorum R. Weatherby 1955-8-6 1677 Plumas US Forest Service Camp. Meadow Valley. 1159 Comment
  CAS-BOT-BC169852  Garrya fremontii Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC169855  Garrya fremontii M. S. Taylor; L. Hanson 1981-3-5 3399 Plumas n side of Hwy 70, in Serpentine Canyon, ca. 5 mi e of Belden 853 Comment
  CAS-BOT-BC169859  Garrya fremontii John Thomas Howell 1959-9-26 35043 Plumas Near Kiddie 1005 Comment
  CHSC34293  Garrya fremontii M. S. Taylor 1981-8-18 4219 Plumas S side of 23N10, 0.2 mi w of Bell Creek, ca. 1.5 mi w of Sloat. 1371 Comment
  UC1122698  Garrya fremontii G. T. Nordstrom 1934-7-9 200 Plumas 0.75 mi sw Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  RSA97510  Garrya fremontii L. S. Rose 1954-5-30 s.n. Plumas Johnsville. 1601 Comment
  CHSC81387  Gayophytum diffusum subsp. diffusum Lowell Ahart 2001-9-18 9292 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  CHSC103131  Gayophytum diffusum subsp. parviflorum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16114 Plumas West of a man made depression about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC99805  Gayophytum diffusum subsp. parviflorum Lowell Ahart 2008-8-14 15197 Plumas 20 yards northeast of the metal gate, east side for Forest Road 22n68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  JEPS104606  Gayophytum diffusum subsp. parviflorum Lowell Ahart 2003-8-8 10487 Plumas On an old abandoned road, on the e side of Beckwourth Calpine Rd, ca 3 mi south of Beckwourth, Sierra Valley. 1482 Comment
  JEPS115197  Gayophytum diffusum subsp. parviflorum Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16114 Plumas West of a man made depression about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  JEPS27532  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1924-7-25 10645 Plumas Bucks Valley 1158 Comment
  RSA77968  Gayophytum diffusum subsp. parviflorum E. K. Crum 1937-8-7 1946 Plumas 3 miles west of Lake Almanor 1524 Comment
  CHSC74689  Gayophytum heterozygum B. Castro 1998-7-28 816 A Plumas Ca 2 mi SW of La Porte and 0.6 mi E of American House, on S-facing slope E of the La Porte Rd. On roadcut edge within 15 ft of main road, and ca 120 ft to the S. 1508 Comment
  UC1122564  Gayophytum heterozygum G. T. Nordstrom 1934-7-10 214 Plumas 2 mi sw Gravel Range; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC1075678  Gayophytum humile Robert J. Weatherby 1955-7-2 1589 Plumas Wilcox Valley 1767 Comment
  POM130474  Gentiana newberryi A. L. Coombs 1912-09 s.n. Plumas Big Meadows Comment
  SEINET6702748  Geum macrophyllum var. perincisum A. A. Heller, P. B. Kennedy 1907-7-9 8787 Plumas Prattville Comment
  CAS-BOT-BC293727  Gilia Mona Bourell; Bob Patterson 1982-5-15 1735 Plumas Beckworth Comment
  JEPS107709  Gilia capillaris Lowell Ahart, John Dittes 2005-9-19 12402 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  UC908578  Gilia capillaris Herbert L. Mason 1924-6-20 1083 Plumas Gold Lake Comment
  SEINET10837208  Gilia leptalea subsp. leptalea Mary Susan Taylor 1981-8-28 Taylor 4248 Plumas California: T21N R13E se1/4 sec 5. Sierra City NE quad. Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. Plumas County. 4700 ft. 1432 Comment
  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-BC282711  Glyceria elata John Thomas Howell 1960-7-20 35721 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CHSC102391  Glyceria elata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16120 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
  CHSC97537  Glyceria elata Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14458 Plumas West of a small stream and meadow, 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
  RSA232878  Glyceria fluitans L. S. Rose 1968-6-10 68096 Plumas Quincy, Spanish Creek. 1037 Comment
  CAS-BOT-BC303821  Gnaphalium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54119 Plumas Quincy 1036 Comment
  JEPS107496  Gnaphalium palustre Lowell Ahart, John Dittes 2005-9-19 12390 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  RSA724941  Gnaphalium palustre L. Ahart 2006-10-8 13405 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1.25 miles southwest of Belden. 715 Comment
  POM308820  Gnaphalium thermale Roxana S. Ferris, Laura Lorraine 1941-8-8 10412 Plumas Canyon of north fork of Feather River near Storrie. Comment
  JEPS64397  Goodyera oblongifolia Helen-Mar Wheeler 1944-8-23 Plumas Cascade Creek Comment
  CAS-BOT-BC189592  Hackelia John Thomas Howell; Gordon H. True 1967-7-11 43356 Plumas SE slope of Mount Hough 2042 Comment
  CHSC58162  Hackelia micrantha Vernon H. Oswald 1992-6-18 4987 Plumas Lassen Volcanic National Park. Warner Valley: N side of Hot Spring Creek ca. 0.2 mi upstream from the boundary of the park. 1609 Comment
  JEPS67927  Hackelia micrantha R. H. Platt 1891-1 Plumas Big Meadows Prattville; The Sierras Comment
  UC881763  Hackelia micrantha Anna Head 1920-7-12 Plumas near Lake Center Camp; Feather River Region 1920 Comment
  CHSC88007  Hackelia nervosa Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11158 Plumas Small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  JEPS105929  Hackelia nervosa Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11158 Plumas Small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  UC1101054  Hastingsia alba Malcolm A. Nobs, S. Galen Smith 1949-8-19 1431 Plumas Butterfly Valley Comment
  UCD138413  Hastingsia alba A. A. Heller; P. B. Kennedy 1907-7-11 8821 Plumas grade between Greenville and Prattville. Comment
  UCSB45756  Hastingsia alba Reisentz, Paul 1979-5-12 Plumas 12 miles south on Highway 70, from junction of Highway 70 and Highway 89 Comment
  RSA14627  Helenium bigelovii Daniel Cleveland 1882-7-25 s.n. Plumas Big Meadows, [N Sierra Nevada Mtns.] Comment
  UC586918  Helenium bigelovii Joseph Andorfer Ewan 1934-6-25 8212 Plumas above Deuteus (Blairsden) (Gold Lake Road); Sierra Nevada 1524 Comment
  CAS-BOT-BC314725  Helianthella californica var. californica Walter Knight; Irja Knight 1966-6-18 1278 Plumas Slightley past Fern Glen enroute to Quincy, Butterfly Botanical Area and Vicinity 1097 Comment
  CHSC58158  Helianthella californica var. nevadensis Vernon H. Oswald 1992-6-18 4995 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. 1621 Comment
  SEINET10473802  Helianthus annuus subsp. lenticularis Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4172 Plumas T26N R9E sw 1/4 nw 1/4 10. Greenville NW quad. S end of Greenville, W side of Hwy 89, dry gravelly roadside. 3800 ft. 1158 Comment
  JEPS34869  Helianthus bolanderi W. L. Jepson 1918-8-16 8014 Plumas Taylorsville 1097 Comment
  CHSC117024  Hemizonella minima Lowell Ahart 2016-6-2 20912 Plumas Basalt flat, on the west side of the paved road, Lumpkin Ridge Road, about 3 3/4 miles (air) southwest of Little Grass Valley Reservoir dam. 1555 Comment
  SD7637  Heracleum maximum Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  JEPS1664  Hesperochiron pumilus Jos. Grinnell 1927-5-18 Plumas 6 mi. from Chester 1310 Comment
  RSA114443  Hesperochiron pumilus E. K. Balls, Lee W. Lenz 1955-5-14 20718 Plumas 8.6 mi N of Canyon dam, on road from Greenville to Lake Almanor. 1402 Comment
  RSA21529  Hesperochiron pumilus Carl B. Wolf 1937-5-17 8715 Plumas Northern Sierra Nevada. 1.7 miles west of Lake Almanor P.O. 1311 Comment
  UC170917  Hesperolinon micranthum H. M. Hall 1912-7-20 9362 Plumas s slope above river Middle Fork of the Feather River 1340 Comment
  RSA189337  Hesperolinon micranthum L. S. Rose 1967-7-11 67158 Plumas Mt. Hough Road, 2 miles NE of Quincy Junction. 1220 Comment
  CDA17230  Heterotheca villosa G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16333 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
  SEINET10475338  Heterotheca villosa var. hispida Mary Susan Taylor 1981-7-13 Taylor 4005 Plumas T23N R14E nw/sw sec 26 and ne/se sec 27, Portola quad; Ramelli Ranch, E side, S of Feather River, ca. 2 mi ESE of Beckwourth. 4800 ft elev. Sagebrush Scrub in dry sandy soil. 1463 Comment
  CHSC84523  Heterotheca villosa var. minor John Dittes; Lowell Ahart 2003-8-8 2003 -80 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. 1488 Comment
  JEPS2464  Heterotheca villosa var. minor W. L. Jepson 1924-7-22 10609 Plumas Rich Point; Middle Fork Feather River 914 Comment
  RSA0066214  Heuchera micrantha var. erubescens E. K. Balls, P. C. Everett 1952-10-14 18213 Plumas Just above Butte Co. line, North Fork Feather River, on Hwy 24. 305 Comment
  CAS-BOT-BC425223  Heuchera rubescens Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas 1 1/2 west of Johnsville on road to Gibsonville 1615 Comment
  CAS-BOT-BC312323  Hieracium John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-12 2118 Plumas At spring, Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC319604  Hieracium albiflorum C. R. Quick 1942-7-31 42 -48 Plumas Near Quincy Comment
  JEPS115171  Hieracium nudicaule Lowell Ahart, John Dittes 2009-7-15 16086 Plumas On dry rocky soil, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1702 Comment
  UC170929  Hieracium nudicaule H. M. Hall 1912-7-18 9365 Plumas Willow Creek Sierra Nevada Mountains, Willow Creek 1280 Comment
  CAS-BOT-BC316047  Hieracium scouleri Walter Knight; Irja Knight 1966-6-19 1632 Plumas Slightley past Fern Glen en route to Quincy, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC152716  Holodiscus microphyllus var. microphyllus Mrs. S. Earle Kelley 1919-1-1 s.n. Plumas Salmon Lake Comment
  CHSC62129  Holodiscus microphyllus var. microphyllus L. P. Janeway 1993-7-15 4444 Plumas Plumas National Forest. Flat on top of the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River). 1569 Comment
  SEINET4585593  Hordeum brachyantherum W. Harnach, N. Harnach 1991-6-21 559 Plumas Sierra Valley, next to railroad bridge east of Co. Rd. A-23, 0.25 miles S of Beckwourth 1487 Comment
  SEINET10507463  Hordeum brachyantherum Mary Susan Taylor 1982-6-28 Taylor 4768 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
  CHSC102051  Hordeum jubatum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16244 Plumas On dry bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC81188  Hordeum jubatum Lowell Ahart 2001-8-29 9253 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CDA32410  Hordeum jubatum L. Ahart 2001-8-29 9253 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. Comment
  CDA43037  Hordeum murinum subsp. leporinum Willo Vieira 2014-7-28 PDR# 320 P06131690 Plumas South Mill Creek Road, Quincy. 0 Comment
  CAS-BOT-BC143432  Horkelia fusca var. parviflora John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54170 Plumas Long Valley at road to Maxwell Mine 1633 Comment
  CAS-BOT-BC537869  Horkelia fusca var. parviflora W. B. Duncan 1927-8-1 s. n. Plumas Vicinity of Silver Lake Comment
  CAS-BOT-BC143994  Horkelia fusca var. tenella A. A. Heller; P. B. Kennedy 1907-7-9 8779 Plumas Prattville Comment
  CAS-BOT-BC143991  Horkelia fusca var. tenella Roxana S. Ferris; Laura Lorraine 1941-8-9 10423 Plumas At Lake Almanor Public Camp (near village) Comment
  CAS-BOT-BC201088  Hosackia crassifolia Mary Strong Clemens 1920-5-21 s.n. Plumas Greenville Comment
  CHSC54320  Hosackia crassifolia var. crassifolia Vernon H. Oswald; Lowell Ahart 1991-6-18 4679 Plumas Forest Rd 28N38, 3.4 miles east-northwest of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville. 1609 Comment
  CHSC95210  Hosackia crassifolia var. crassifolia R. D. Fischer 2005-7-4 812 Plumas Butt Valley Reservoir. Sierra Nevada high, along the north side road of Butt Valley Reservoir, near eastern end of lake. 1341 Comment
  CHSC34872  Hosackia oblongifolia var. oblongifolia M. S. Taylor 1981-7-29 4148 Plumas Along creek crossing 25N42-Flournoy Grade, 0.2 mi n of North brnach of Ward Creek, ca. 5 air mi se of Genesee. 1828 Comment
  SEINET5327466  Hosackia oblongifolia var. oblongifolia A. A. Heller, P. B. Kennedy 1907-7-15 8854 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  SEINET5499963  Hydrophyllum capitatum var. alpinum C. Lantz 1921-5-14 336 Plumas Beckwourth Comment
  CAS-BOT-BC312748  Hymenoxys hoopesii Paul F. Covel 1937-7-20 1048 Plumas Approximately 6 miles north of Quincy Comment
  CAS-BOT-BC175972  Hypericum anagalloides Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1407 Plumas Few yards from shore of Pond reservoir. Butterfly Botanical Area and Vicinity 1097 Comment
  SEINET5343944  Hypericum anagalloides M. J. Williams 1966-7-11 s.n. Plumas Luther Ridge above Johnsville. Wet meadow below road. 2271 Comment
  POM86609  Hypericum androsaemum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC175975  Hypericum scouleri M. S. Taylor 1982-8-4 4919 Plumas Along spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 mi ne of Quincy 1889 Comment
  CAS-BOT-BC401441  Hypericum scouleri George W. Gillett 1957-7-18 825 Plumas Lassen Volcanic National Park. West bank of main inlet to Willow Lake at north end of Willow Lake Meadow 1661 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
  RSA101391  Ipomopsis aggregata subsp. formosissima R. Weatherby 1955-7-21 1653 Plumas Ridge between Bottle Springs and Bear Creek, Middle Fork Feather River. 1768 Comment
  UC1123676  Ipomopsis tenuituba E. Sawyer 1935-6-24 138 Plumas 4 1/2 mi e Crow; Sierraville Quadrangle 1859 Comment
  CAS-BOT-BC135726  Iris hartwegii John Thomas Howell 1962-6-17 37680 Plumas Butterfly Valley - Sierra Nevada 1036 Comment
  CHSC35919  Iris hartwegii subsp. pinetorum M. S. Taylor 1982-5-27 4543 A Plumas E side of Dixie Canyon Rd (204), 0.5 mi n of its jct with Hwy 89 at Moccasin. 1158 Comment
  SEINET10839646  Iris hartwegii subsp. pinetorum Mary Susan Taylor 1982-6-1 Taylor 4584 Plumas T26N R9E center sec 15. Greenville SW quad. N side of 20r, opposite Round Valley Reservoir, ca. 2 air mi w of Crescent Mills. 4600 ft. 1402 Comment
  CAS-BOT-BC61863  Isoetes nuttallii John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-12 2145 Plumas Pond reservoir 1097 Comment
  POM100009  Isopyrum occidentale R. M. Austin 1877-04 s.n. Plumas Slate Creek Comment
  SEINET10938086  Iva axillaris Mary Susan Taylor 1982-9-13 Taylor 5136 Plumas T23N R14E se/ne sec 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Rd bridge (109) over Feather River, on s side of the river, ca. 1 mi w of Beckwourth. 4880 ft. 1487 Comment
  RSA739601  Iva axillaris subsp. robustior John Dittes, L. Ahart 2003-8-8 s.n. Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 5.7 air-miles SE of Portola, 3.4 air-miles S of Beckwourth, ca. 0.9 air-mile N of Dyson Lane; at E edge of Beckwourth-Calpine Road (A23). 1489 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
  CHSC105643  Ivesia sericoleuca Lowell Ahart; John Dittes 2010-10-5 17297 Plumas On the south side of Meadow Ridge Lane, Humbug Valley, 830 feet south of Highway 70, 2.1 miles (air) west of Portola (High School). 1473 Comment
  SEINET7356267  Ivesia sericoleuca S. L. Welsh, N. D. Atwood 2001-6-13 28133 a Plumas Red Clover Valley, ca 12 mi n of Beckwourth.; 0 1679 Comment
  UC161893  Ivesia sericoleuca Katharine Brandegee 1912-7-30 Plumas Portola Comment
  SEINET10483372  Ivesia sericoleuca Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3853 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  CDA32298  Juncus acuminatus G. F. Hrusa, E. R. Hochman 1992-9-27 10501 Plumas Sierra Nevada; Dried Smith Lake. Approx. 5 miles WNW of Quincy. Comment
  UCD108045  Juncus balticus subsp. ater Tim Kuhn 2006-6-12 80 Plumas south of Frenchman Lake. 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
  CHSC53718  Juncus bufonius var. occidentalis L. P. Janeway 1989-7-7 3463 Plumas Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley. Along dry edge of small meadows below the spring. 1737 Comment
  SEINET10472431  Juncus bufonius var. occidentalis Lowell Ahart 1985-7-11 Ahart 5134 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  UCD102189  Juncus chlorocephalus Daniel Sanchez-Mata; Tomas Santamaria 2006-8-5 s.n. Plumas Quincy. Plumas National Forest. Blackhawk Road. Butterfly Valley Botanical Area. 1160 Comment
  CHSC40349  Juncus covillei Lowell Ahart 1985-7-11 5123 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. 1584 Comment
  RSA0105469  Juncus covillei Lowell Ahart 2014-8-26 19770 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  SD147658  Juncus covillei Walter Knight, Irja Knight, John Thomas Howell 1966-7-28 1441 Plumas Butterfly Botanical Area and vicinity, in bed of Spanish Creek, near confluence of Butterfly Creek. 883 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
  CHSC102674  Juncus ensifolius Lowell Ahart; John Dittes 2009-9-7 16400 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC81174  Juncus ensifolius Lowell Ahart 2001-8-28 9193 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
  JEPS45834  Juncus ensifolius Duncan Dunning 1922-7-13 Plumas 6-7 mi nw Quincy; Smith Lake Comment
  CDA19268  Juncus hemiendytus G. D. Barbe, T. C. Fuller 1982-6-17 3842 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  SEINET11787641  Juncus hemiendytus Unknown 1985-1 5135 Plumas LIttle Grass Valley Res, where South Fork Feather River flows in lake, ca 4.25 mi NE of La Porte 1585 Comment
  CHSC97597  Juncus hemiendytus var. hemiendytus Lowell Ahart; John Dittes 2007-6-16 14121 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS115910  Juncus howellii Lowell Ahart, John Dittes 2009-7-27 16177 Plumas High bank on the north side of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  JEPS123946  Juncus howellii Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20427 Plumas Forest Service Road 29N18, near Blue Lake Trailhead and South Arm Rice Creek, 3.11 air miles northeast of Morgan Mt., 3.54 air miles west-southwest of Sifford Mt., 6.59 air miles south-southeast of Lassen Peak. Comment
  SEINET3879648  Juncus howellii Lewis S. Rose 1966-7-27 66068 Plumas Butterfly Valley. 3 mi. W of Keddie meadows.; 0 1067 Comment
  UCD141556  Juncus howellii Lewis S. Rose 1966-7-27 66068 Plumas 3 mi. w. of Keddie. Butterfly Valley. 1066 Comment
  JEPS107985  Juncus laccatus Lowell Ahart, John Dittes 2005-9-20 12451 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2004 Comment
  RSA59683  Juncus macrandrus E. K. Balls 1950-9-9 15757 Plumas South end of small lake, to west of Lakes Center Public Campground. 2043 Comment
  CHSC60618  Juncus mertensianus L. P. Janeway 1984-9-1 1102 Plumas Lakes Basin; north-facing slope above Round Lake. 2133 Comment
  CHSC65857  Juncus nevadensis L. P. Janeway 1995-10-25 4943 Plumas Lakes Basin. 0.3 mi north-northeast of Lakes Basin Campground; on east side of Gold Lake Hwy opposite the entrance to the campground. 1923 Comment
  SD61097  Juncus nevadensis Darley F. Howe 1964-7-29 Plumas Near Gold Lake Lodge, Plumas National Forest. 1981 Comment
  CHSC100331  Juncus nevadensis var. nevadensis Lowell Ahart 2008-8-13 15161 Plumas Northeast edge of La Porte Road, north 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
  JEPS114886  Juncus nevadensis var. nevadensis Lowell Ahart 2008-8-13 15158 Plumas North edge of La Porte Road, north 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
  RSA59407  Juncus nevadensis var. nevadensis E. K. Balls 1950-9-8 15714 Plumas stream to west of Lakes Center Public Campground 2043 Comment
  JEPS107935  Juncus occidentalis Lowell Ahart, John Dittes 2005-9-19 12399 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  JEPS107936  Juncus occidentalis Lowell Ahart, John Dittes 2005-9-20 12450 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2004 Comment
  JEPS114915  Juncus occidentalis Lowell Ahart 2008-7-9 15055 Plumas On the north side of the dirt road, about 1/4 mile southeeast of the Feather Fork Mine, road is east of the main road (intersection) and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte 1686 Comment
  CHSC21695  Juncus parryi F. T. Griggs; A. Pass 1975-7-13 179 Plumas Gold Lake. Comment
  CHSC41444  Juncus parryi Lowell Ahart 1986-7-8 5358 Plumas Around a small seep, near an open bare serpentine area, about 1 mile northwest of Pilot Peak, about 14 miles northeast of La Porte. 1950 Comment
  SEINET8565591 Image available Juncus sphaerocarpus A. A. Heller, P. B. Kennedy 1907-7-3 8694 Plumas Red Clover valley Comment
  JEPS110547  Juncus tenuis Lowell Ahart 2006-10-23 13491 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 1281 Comment
  JEPS115880  Juncus tenuis Lowell Ahart, John Dittes 2009-7-13 16034 Plumas On dry to damp soil, on the west 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
  UC401371  Juniperus communis H. M. Hall 1912-7-12 9345 Plumas slopes s of Long Lake; Sierra Nevada Mountains 2072 Comment
  UC1134330  Juniperus occidentalis C. W. Hanks 1934-8-16 52 Plumas Upper Long Valley Plumas National Forest, Sierraville Quadrangle Comment
  UCR17384  Juniperus occidentalis Sue Hollund 1975-7-24 750724- 01 B Plumas 0.7 mi east of Sierraville. Comment
  SEINET10958674  Juniperus occidentalis H. E. Brown 1897-8-1 Brown 503 Plumas Collected near Lassen Buttes. 1800 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
  CHSC10864  Kalmia polifolia var. microphylla B. Castro; L. P. Janeway 2005-9-11 1518 Plumas Ca 5 air mi N of Bucks Lake and 2.5 mi S of Highway 70 and the Feather River Cyn, just N of Three Lakes. Ca 0.8 mi E of the Three Lakes trailhead, along the Pacific Crest Trail. At N edge of wide flat open fen in the middle of the Grassy Lakes. 1895 Comment
  CDA9313  Keckiella breviflora D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .264 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CAS-BOT-BC246166  Keckiella lemmonii John Thomas Howell 1976-7-16 51915 Plumas Just east of Bucks Summit on road to Meadow Valley, Sierra Nevada 1645 Comment
  NY790348  Keckiella lemmonii J. T. Howell 1966-7-26 42001 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River 609.6 Comment
  UC889314  Kelloggia galioides Anna Head 1920-7-29 Plumas Lake Center Camp; Feather River Region 1920 Comment
  SEINET10500754  Kelloggia galioides Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4013 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  JEPS70564  Koeleria macrantha W. L. Jepson 1910-6-14 4124 Plumas Prattville 1310 Comment
  UCD85816  Koeleria macrantha John Thomas Howell 1962-6-18 37779 Plumas Sierra Valley near Beckwourth. 1487 Comment
  CHSC55401  Kumlienia hystricula Ben Cunningham 1991-4-20 Plumas Ca. .3 mi s of Rock Creek Dam and 6 ft w of Highway 70, 35 mi s of Greenville. 731 Comment
  SBBG128053  Kyhosia bolanderi L. Ahart, J. Dittes 2009-8-28 16352 Plumas seep on the N side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2.0 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reseroir Dam 1476 Comment
  CAS-BOT-BC340598  Lactuca serriola John Thomas Howell 1959-9-22 34838 Plumas Wolf Creek 1371 Comment
  SD8967  Lactuca tatarica subsp. pulchella Daniel Cleveland 1882-7-26 Plumas Big Meadow Comment
  CAS-BOT-BC204911  Lathyrus W. Harnach; N. Harnach 1990-5-12 296 Plumas Sierra Valley. Correco Canyon 1615 Comment
  CHSC53198  Lathyrus brownii L. P. Janeway 1989-6-29 3421 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
  CAS-BOT-BC205066  Lathyrus sulphureus Gladys L. Smith 1976-6-7 4558 Plumas Rte. 70, Spring Garden Sta. 6 miles east of Quincy 1219 Comment
  UC1069723  Layia glandulosa E. Sawyer 1935-6-6 75 Plumas 4 3/4 mi sse of Sugarloaf; Sierraville Quadrangle Comment
  CAS-BOT-BC274338  Leersia oryzoides Lowell Ahart 1981-9-6 3116 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC36933  Lemna minor M. S. Taylor 1982-9-7 5106 Plumas Ramelli Ranch, on s side of Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  RSA52914  Lemna minor R. Weatherby 1950-7-21 1474 Plumas East Quincy 1037 Comment
  SD46723  Lemna minor Robert J. Weatherby 1950-7-21 1474 Plumas Locally common in shade of grasses, floating in ditch at edge of marsh, East Quincy. 1036 Comment
  UC1101263  Lemna trisulca Malcolm A. Nobs, S. Galen Smith 1949-8-20 1475 Plumas 9 mi s of Milford Road (on road between Beckwith and Milford, Willow Creek); Willow Creek Comment
  CAS-BOT-BC534905  Lemna turionifera Robert J. Weatherby 1950-7-28 1486 Plumas Bridge over Indian Creek, road to Taylorville 1066 Comment
  CAS-BOT-BC88840  Lepidium campestre John Thomas Howell 1976-7-16 51901 Plumas Sierra Nevada. Spanish Creek at mouth of Wapaunsie Creek. 1097 Comment
  CHSC518  Lepidium campestre E. Wager 1937-5-15 Plumas Near Quincy. 365 Comment
  CAS-BOT-BC89494  Lepidium heterophyllum John Thomas Howell; Gordon H. True 1973-7-31 50082 Plumas Sierra Nevada. Summit ridge of Thompson Peak. Diamond Range. 2362 Comment
  CHSC90937  Lepidium virginicum var. pubescens Lowell Ahart; Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11752 Plumas On the south side of Highway 70, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area. 484 Comment
  CHSC89319  Leptosiphon ciliatus G. D. Barbe; T. C. Fuller 1982-6-17 3802 Plumas Northern California. Plumas National Forest. Road bank at junction Gold Lake Road with Highway 89 between Graegle and Clio. 6 mi N of Sierra Co. line. [Lat./long. on label is '39 45 N; 120 36 W']. 1371 Comment
  RSA164301  Leptosiphon ciliatus Clare B. Hardham 1961-6-17 7510 Plumas South of Susanville 1677 Comment
  CHSC118668  Leucanthemum vulgare Chelsea Morgan; Wendy L. Boes 2015-5-20 2015003 Plumas Plumas National Forest. Located in Black Gulch, southwest of Forest Service road 24N29X, east of 24N95. UTM 662470 E, 4421842 N, NAD83 Zone 10N. 1280 Comment
  POM161730  Leucothoe davisiae R. C. Bacigalupi 1927-7-10 1738 Plumas Shores of Helgamite Pond on trail to Mt. Elwell. 2073 Comment
  UC1121019  Leucothoe davisiae G. T. Nordstrom 1934-7-3 183 Plumas 2 mi nw of Mount Ararat (Plumas National Forest); Plumas National Forest 1615 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
  UC82847  Lewisia kelloggii Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC229483  Lewisia kelloggii Alice Eastwood 1927-6-17 14655 Plumas United States Forest Reserve. Near Long Valley Comment
  JEPS115861  Lewisia nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15894 Plumas About 200 yards northwest of Lake Almanor Dam, in mined over area 1421 Comment
  JEPS48672  Lewisia nevadensis Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC444572  Lewisia triphylla Elmer I. Applegate 1929-6-21 5804 Plumas Drakesbad, head of Warner Valley, Mt. Lassen region Comment
  CAS-BOT-BC444575  Lewisia triphylla Gladys L. Smith 1976-6-7 4593 Plumas Central summit area of secondary road from Rte. 70 to La Porte 1950 Comment
  CAS-BOT-BC283805  Leymus cinereus John Thomas Howell 1955-7-19 30796 Plumas Vinton 1505 Comment
  CAS-BOT-BC283809  Leymus cinereus John Thomas Howell 1959-9-24 34898 Plumas Crescent Mills 1066 Comment
  CAS-BOT-BC274529  Leymus triticoides F. H. Surber 1972-8-1 s.n. Plumas Approximately 2 miles east of Portola (community of Delleker) Comment
  SEINET10531229  Libocedrus decurrens Bonnie C. Templeton 1967-4-23 Templeton 10746 Plumas National forest near Quincy. Mtn slope. Assoc. with sugar pine, ponderosa, white fir. Comment
  CAS-BOT-BC436515  Ligusticum apiifolium David D. Keck 1932-7-3 1633 Plumas Northern Sierra Nevada: Quincy, south of town 1065 Comment
  SJSU4639  Ligusticum grayi C. W. Sharsmith 1969-6-19 7601 B Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  UCD127557  Ligusticum grayi John Thomas Howell 1960-7-23 35935 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CAS-BOT-BC436052  Ligusticum grayi Ella Dales Cantelow 1939-5-20 2565 Plumas Near Rock Creek Comment
  UC1100163  Lilaea scilloides Malcolm A. Nobs and S. Galen Smith 1949-8-18 1385 Plumas just s Chester (Last Chance marshes at n end of Lake Almanor); Lake Almanor, Last Chance Comment
  SEINET10872527  Lilium kelleyanum Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4669 Plumas T26N R7E sw sec 33. Almanor SW quad. In seep, n side of and above Caribou Rd, on serpentine, 1.8 mi ne of Queen Lily Campgr., ca. 7 air mi ne of Belden. 2800 ft. 853 Comment
  UCD139756  Lilium washingtonianum Gerald Dickinson 1963-7-1 61 Plumas State Highway 89, 7 miles northwest of Canyon Dam. 1097 Comment
  JEPS62040  Lilium washingtonianum subsp. washingtonianum John W. Duffield 1937-7-18 Plumas above and w Meadow Valley (Schneider Creek); Schneider Creek Comment
  CHSC37012  Limosella aquatica M. S. Taylor 1982-9-7 5107 Plumas Ramelli Ranch, in moist sand on s side of Feather River, ca. 2 mi w of Beckwourth. 1487 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
  JEPS58438  Linanthus harknessii W. L. Jepson 1939-8-12 19405 Plumas Ferris Creek, branch of Last Chance Creek Last Chance Creek 1767 Comment
  UC572490  Linanthus harknessii E. Sawyer 1935-6-27 209 Plumas w of Beckwith Buttes (Charlies Valley); Plumas National Forest, Sierraville Quad. 1524 Comment
  JEPS120752  Linaria vulgaris Lowell Ahart 2013-9-11 19028 Plumas Grave bar on the north side of the Feather River, about 20 yards west of Chips Creek, about 50 yards south of Hwy 70, about one mile southwest of Belden. Comment
  SD6566  Linnaea borealis subsp. longiflora Mrs. R. M. Austin 1875-1 Plumas Butterfly Valley Comment
  CAS-BOT-BC416396  Linnaea borealis subsp. longiflora Wm. Hayes 1919-10-8 2 Plumas Plumas Forest; Sly Creek near Diamond Spring 1341 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
  JEPS101185  Listera convallarioides Dean W. Taylor 2000-9-14 17591 Plumas Cold Stream (tributary to Indian Creek about 1 mile downstream from Antelope Lake, Plumas National Forest; spring near crossing of Forest Road 27N54 1584 Comment
  JEPS48641  Listera convallarioides Esther C. Fritz 1933-1 Plumas Schneider Creek 1188 Comment
  UC1075744  Listera convallarioides Robert J. Weatherby 1955-7-4 1597 Plumas 1/2 mi below Deane Valley; Rock Creek 1341 Comment
  CHSC82372  Lithophragma glabrum Lowell Ahart 2002-6-26 9759 Plumas On the southwest side of a gravel road, about 2 miles (air) northwest of Little Grass Valley Reservoir Dam, about 5 miles (air) northwest of La Porte. 1741 Comment
  CAS-BOT-BC435468  Lithophragma glabrum L. P. Janeway 1991-5-29 3975 Plumas Crocker Mtn. quad. North-facing slope in small valley on northwest side of Red Clover Valley and just over a low pass southeast of Poco Creek. 1722 Comment
  CAS-BOT-BC443341  Lithophragma parviflorum Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC428431  Lithophragma tenellum Anna Head 1920-6-20 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  UC170981  Lithospermum californicum H. M. Hall 1912-6-28 9279 Plumas Sierra Nevada Mts., Spanish Creek 1158 Comment
  UC1509658  Lomatium dissectum var. multifidum M. S. Taylor 1982-5-17 4465 Plumas ca. 2 mi. s.e. Portola (n. side of 22N55 near its junction with 22N54 & 27N88); Portola Quad. 1706 Comment
  SEINET6225253  Lomatium macrocarpum L. S. Rose 1967-1 67154 Plumas Butterfly Valley, 3 mi W of Keddie. Comment
  CHSC42313  Lomatium nevadense Oberholtzer 1986-3-26 Plumas Belden. 762 Comment
  CHSC52510  Lomatium nudicaule L. P. Janeway 1990-6-7 3705 Plumas Plumas National Forest, Beckwourth Ranger District. Forested flat on N side of Long Calley ca 1/2 mi E of Rattlesnake Creek and ca 1/2 mi N of Hwy 70/89. Vicinity of Sloat. 1371 Comment
  UC1123037  Lomatium nudicaule E. Sawyer 1935-6-21 134 Plumas 4 1/2 mi. n.-n.e. Crow (Plumas Nat'l Forest); , Sierraville Quad. Comment
  RSA636046  Lomatium nudicaule Michael A. Vincent 1999-6-7 8528 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  CHSC36316  Lomatium piperi M. S. Taylor 1982-5-14 4443 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
  SEINET11121415  Lomatium piperi S. L. Sedillos 1976-3-21 s.n. Plumas Portola, vacant lot on Green Street. 1524 Comment
  UC1400234  Lomatium piperi W. D. Dakan 1974-4-25 Plumas Portola 1478 Comment
  CHSC65095  Lonicera conjugialis Vernon H. Oswald; Lowell Ahart 1995-7-24 7103 Plumas Caribou Wilderness N of Chester, at the SW end of Indian Mdw. On the trail from Hay Mdw. To Beauty Lake. 1950 Comment
  CAS-BOT-BC200957  Lotus A. A. Heller 1938-7-2 15231 Plumas Just outside of Quincy 1097 Comment
  RSA29208  Lotus argophyllus var. fremontii J. T. Howell 1951-6-29 27767 Plumas Feather River Canyon 549 Comment
  UC1586414  Lotus crassifolius Vernon H. Oswald and Lowell Ahart 1991-6-18 4679 Plumas ca 4 mi air n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd)) 1609 Comment
  SEINET10451993  Lotus neoincanus Lowell Ahart, Peter Ahart 1985-7-1 Ahart 5095 Plumas About 1/2 mile east of Cement Creek, about 1/2 mile north of Onion Valley Creek, about 4 miles north-west of Pilot Park. Comment
  RSA7999  Lotus nevadensis H. A. Barker 1927-7-1 759 Plumas Blairsden 1372 Comment
  UC1129000  Lotus purshianus var. purshianus C. G. Albertus 1935-7-20 210 Plumas 1.5 mi sw Lava Peak; Plumas National Forest, Downieville Quad. 1310 Comment
  UC725747  Lupinus A. A. Heller 1907-7-2 8685 Plumas between Vinton and Beckwith; between Vinton and Beckwith 1493 Comment
  UC726772  Lupinus A. A. Heller 1938-6-14 15161 Plumas on the Feather River Highway near Gray's Flat; near Gray's Flat on the Feather River Highway 868 Comment
  RSA0069569  Lupinus adsurgens Daisie Huang 2006-8-11 06081102 Plumas Rattlesnake Creek, N of Highway 70. 1283 Comment
  UCR123904  Lupinus adsurgens George K. Helmkamp, E. A. Helmkamp 2001-7-6 6858 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  JEPS85921  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 B Plumas along top of Eureka Ridge ca 0.5 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2103 Comment
  CHSC52422  Lupinus apertus L. P. Janeway 1990-7-12 3793 C Plumas Plumas National Forest. Saddle along Eureka Ridge ca. 1.0 mi south of the head of Bear Cr. 2118 Comment
  JEPS85918  Lupinus apertus L. P. Janeway 1990-7-12 3793 C Plumas saddle along top of Eureka Ridge ca 1.0 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2118 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
  NY736672  Lupinus arbustus J. G. Lemmon 05 1879 s.n. Plumas Comment
  SBBG18800  Lupinus arbustus C. B. Hardham 1961-6-16 7464 Plumas Diamond Peak [Diamond Mountain] Comment
  SEINET10452028  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-6-16 Taylor 4686 Plumas T23N R10E se/sw sec 8. Quincy quad. Both sides of 24N13, ca. 0.5 mi n of spur rd to Little Volcano, ca. 4 air mi se of Quincy. Alt. 5500 ft. 1676 Comment
  SEINET10484726  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-6-16 Taylor 4686 Plumas T23n,r10e,sec.8 se 1/4 sw 1/4. Onion valley quad. Corolla blue. Both sides of 24N13, ca 1.5 mile n of spur road to little volcano, ca 4 air miles se of Quincy. With l. Dalesae, pedicularis semibarbata 1676 Comment
  SEINET10973210  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-6-1 Taylor 4586 Plumas T26N R9E center sec 15. Greenville SW quad. N side of 20r, opposite Round Valley Reservoir, ca. 2 air mi w of Crescent Mills. 4600 ft. 1402 Comment
  CHSC52426  Lupinus argenteus var. argenteus L. P. Janeway 1990-10-10 3755 Plumas Plumas National Forest. Ca 100 ft west of Paradise Cr and ca 3/4 mi south of Little Grizzly Cr. 1889 Comment
  UCD23346  Lupinus argenteus var. argenteus E. W. Jameson 1949-5-6 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  CAS-BOT-BC208801  Lupinus argenteus var. heteranthus G. H. True 1938-7-6 s.n. Plumas Top of Milford Grade Comment
  CAS-BOT-BC208804  Lupinus argenteus var. heteranthus Alice Eastwood 1927-6-29 14933 Plumas On rood from Chilcott, United States Forest Reserve Comment
  SEINET10490669  Lupinus caudatus subsp. caudatus Mary Susan Taylor 1982-7-10 Taylor 4620 Plumas T23n, r15e nw1/4sw1/4, sec. 7. Reconnaissance peak quad. Corolla blue. Around grassy knoll with large granite boulders, sw of 23n72, ca. 1 Mi. W of Table rock, ca. 3 Air mi. Ne of beckwourth. With phacelia linearis, penstemon Deustus. 1554 Comment
  JEPS106017  Lupinus dalesiae Lowell Ahart, Josephine Guardino 2004-5-24 10950 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
  JEPS109610  Lupinus dalesiae Dean Wm. Taylor, Tom Engstrom 2002-6-19 18162 Plumas minor drainage just south of Greenhorn Creek, ca. 1 air mile East of the Williams Loop and Highway 70, ca. 400 feet due south of the marked quarter-corner 1249 Comment
  RSA188452  Lupinus dalesiae L. S. Rose 1967-6-12 s.n. Plumas Quincy. 1067 Comment
  UC170944  Lupinus dalesiae H. M. Hall 1912-6-29 9295 Plumas Spanish Peak; Sierra Nevada Mountains, Spanish Peak 1828 Comment
  CAS-BOT-BC215407  Lupinus dalesiae Charles Piper Smith 1921-7-14 3424 Plumas Campground hillside, Quincy Comment
  SEINET10452058  Lupinus dalesiae Mary Susan Taylor 1982-6-17 Taylor 4694 Plumas T23N R11E sw/sw sec 18. Blue Nose Mt quad. S side of 23N44Y, 0.8 mi se of its jct with Peoria Creek Rd (23N10), ca. 3 air mi sw of Sloat. Elev 5600 ft. 1707 Comment
  SEINET10485194  Lupinus dalesiae Mary Susan Taylor 1982-7-1 Taylor 4575 Plumas T24n r9e se 1/4ne1/4 sec 10 & sw1/4nw1/4 sec 11. Quincy quad. Corolla yellow. On n side of hwy 70 on phyllite rd cut and up disturbed slope, indian hill, ca 1 Mi. W of quincy. With iris hartwegii pinetorum, pteridium aquilinum. 1097 Comment
  SEINET10485205  Lupinus dalesiae Taylor 1982-6-3 Taylor 4600 Plumas Blue nose mt. Quad. Corolla yellow. Roadcut on north side of white cap rd. 1.1 And 1.2 mi south of its jct. With peoria creek rd., Ca. 4 Mi southwest of Sloat. Mixed evergreen forest. With ceanothus cordulatus, collinisia Rattanii. 1524 Comment
  SEINET10906995  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4530 Plumas T23N R10E se sec 26. Blue Nose Mt quad. On w facing rdbk, w side of Peoria Creek Rd 923N10), 13.5 mi sw of its jct with Poplar Creek just s of Sloat. Old burn now brushfields; 4800 ft. 1463 Comment
  CAS-BOT-BC323942  Lupinus grayi M. S. Taylor 1982-5-13 4435 Plumas Open cut roadbank across from parking area; Gansner Park, Quincy. 1036 Comment
  SEINET10936535  Lupinus grayi Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-5 LeDoux 1092 Plumas Collected 2.2 mi. From jct of hwy 89 and 70. Douglas fir, libocedrus, & Quercus along hwy 89. Comment
  UCD107809  Lupinus grayi A. A. Heller 1913-6-13 10867 Plumas Quincy. 1066 Comment
  CDA27440  Lupinus grayi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3306 Plumas 1.4 miles north-northeast of Engle Mine townsite on Diamond Mountain Road. Comment
  RSA414435  Lupinus grayi Christopher Davidson 1975-6-7 2744 Plumas 1 mile on road to Dalton Creek, departing northeast from Highway 70, 0.7 mile east of Highway 70 and 89. 1494 Comment
  SEINET10490334  Lupinus grayi J. C. Downey 1964-6-28 Downey 12 Plumas Crescent mill. Host lupine (b) hirsute. 1082 Comment
  SEINET10490349  Lupinus grayi Mary Susan Taylor 1981-5-10 Taylor 3662 Plumas N side of Genesee Valley Rd, ca 4 mi W of Genesee. 1097 Comment
  SEINET7716854  Lupinus grayi Unknown Plumas American Valley Comment
  UC726036  Lupinus grayi A. A. Heller 1938-5-30 15134 Plumas along the Feather River Highway #24 near Rich Bar; along the Feather River Highway #24, near Rich Bar 762 Comment
Read comments
Aug 1 2007
  UC82104  Lupinus grayi Mrs. R. M. Austin July 1876 27 Plumas near Quincy; near Quincy 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
  CHSC52437  Lupinus lepidus var. confertus L. P. Janeway 1990-7-6 3777 Plumas Plumas National Forest. Near Emigrant Cr and ca 1/10 mi south of Little Grizzly Cr. 1767 Comment
  CHSC60094  Lupinus lepidus var. confertus L. P. Janeway 1990-7-25 3816 Plumas Plumas National Forest. Open grassy meadow flats on NE side of Middle Fork Feather River at Mohawk. 1325 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
  UC723800  Lupinus lepidus var. confertus Joseph Andorfer Ewan 1934-7-8 8583 Plumas Mohawk Valley Sierra Nevada, Mohawk Valley (Camp Caldwell, Dentens) 1615 Comment
  SEINET10452639  Lupinus meionanthus Mary Susan Taylor 1981-7-29 Taylor 4146 Plumas T25N R11E se 1/4 sec 12. Genesse Valley quad. Both sides of 25N42C, 1.4 mi ne of its jct with 25N41-Flournoy Grade, ca. 4 air mi E of Genesse. 5600 ft. 1707 Comment
  CHSC21586  Lupinus obtusilobus L. M. Mayer; D. E. Brink Jr. 1975-8-12 Plumas Bucks Lake Floristic Survey. Comment
  CHSC41191  Lupinus obtusilobus J. D. Jokerst 1984-5-14 2010 Plumas SE of Genesee Valley, S of Ward Creek. 1463 Comment
  UCD109312  Lupinus obtusilobus Jim McHenry 1991-1 s.n. Plumas ca. 45 miles east of Oroville. 1524 Comment
  RSA0076010  Lupinus onustus Daisie Huang 2006-8-11 06081108 Plumas Forest Rd. 18N38, 4.9 ENE of its jct with Old Haun Rd. 1744 Comment
  RSA712966  Lupinus onustus L. P. Janeway 1994-5-24 4649 Plumas Owl Creek, 1.5 mi west of Seneca. 1372 Comment
  CAS-BOT-BC323949  Lupinus polyphyllus subsp. superbus M. S. Taylor 1982-7-14 4832 Plumas Near jct of 27N92 and 26N18 in Long Valley around creek, ca 4 air mi W of Greenville. 1676 Comment
  SEINET10490189  Lupinus polyphyllus subsp. superbus Taylor 1982-7-14 Taylor 4832 Plumas Almanor ne quad. Corolla deep blue. Near jct. Of 27n92 and 26n18 in long Valley around creek, ca 4 air mi w of greenville. With penstemon oreocharis, Achillea lanulosa. T.26n, r.9e, sec.7, ne 1/4 of sw 1/4. 1676 Comment
  CHSC56852  Lupinus polyphyllus var. burkei L. P. Janeway 1991-8-4 4126 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass, 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  SBBG21869  Lupinus polyphyllus var. burkei D. Myrick 1964-7-19 875 Plumas Dream Lake, Drakesbad 1828 Comment
  CHSC13596  Lupinus stiversii J. Pitts 1972-4-29 179 Plumas 9 mi ne of Poe Power Dam on Hwy. 70, on uphill side of the road. Comment
  CHSC108104  Luzula cascadensis Lowell Ahart 2011-9-20 17687 Plumas Moist open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  POM290431  Luzula comosa Lyman Benson 1932-7-29 4009 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  RSA739735  Luzula comosa L. P. Janeway 2007-6-3 9008 Plumas Northern High Sierra Nevada, Eastern end of Red Mtn, along the high exposed rocky ridgeline. Weathered reddish serpentine 1929 Comment
  SD46470  Luzula comosa Robert J. Weatherby 1955-6-26 1544 Plumas Scattered in moist ground on exposed sides of boulders. Mud Lake, Lakes Basin Area. 2103 Comment
  CAS-BOT-BC436674  Luzula comosa var. laxa John Thomas Howell 1960-7-20 35739 Plumas Lassen Volcanic National Park: Boiling Springs Lake to Drakesbad 1828 Comment
  CAS-BOT-BC436680  Luzula comosa var. laxa Robert J. Weatherby 1955-6-26 1544 Plumas Mud Lake, Lakes Basin area 2103 Comment
  CHSC53721  Luzula comosa var. laxa L. P. Janeway 1989-7-11 3476 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.3 mi SW of Beckwourth-Genesee Rd (rd 111) 11.5 mi from Beckwourth. Along border of creek. 1691 Comment
  CDA14765  Luzula parviflora G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3342 Plumas 0.75 mile east of Bucks summit on Bucks Lake Road. 1600 Comment
  SD147626  Luzula parviflora John Thomas Howell, T. C. Fuller, G. D. Barbe 1981-6-26 54367 Plumas Sierra Nevada, 0.75 miles northeast of Bucks Summit, on road to Quincy. 1600 Comment
  CHSC59750  Lythrum portula L. P. Janeway 1992-9-16 4311 Plumas Plumas National Forest, Beckwourth Ranger District. Beckwourth Compartment. Sandy edge of the Middle Fork River 1.5 mi west of Beckwourth. 1481 Comment
  CAS-BOT-BC494118  Lythrum portula W. Harnach; N. Harnach 2000-8-2 963 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
  CAS-BOT-BC343783  Madia elegans John Thomas Howell 1973-7-10 49727 Plumas Near Greenville 1097 Comment
  CAS-BOT-BC343798  Madia elegans Alice Eastwood 1927-6-17 14660 Plumas United States Forest Reserve. Long Valley Comment
  UC89387  Madia elegans Mrs. R. M. Austin 1882-7-22 123 Plumas Big Meadows Comment
  UC89395  Madia elegans Mrs. R. M. Austin 1882-7-24 Plumas Big Meadows Comment
  CAS-BOT-BC343780  Madia elegans L. P. Janeway 1992-7-31 4282 Plumas South-facing slopes in canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 (along old powerline access road) 682 Comment
  CDA14658  Madia exigua G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3095 Plumas 1.8 miles north of Lawrence Street on Highway 70/89, Quincy. 1066 Comment
  CHSC101856  Madia exigua Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15887 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  CAS-BOT-BC344468  Madia exigua Alice Eastwood 1927-6-11 s.n. Plumas Crescent Mills Comment
  CHSC118705  Madia exigua Wendy L. Boes; Jim Battagin 2015-5-12 2015001 G Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CAS-BOT-BC342850  Madia glomerata A. A. Heller; P. B. Kennedy 1907-7-18 8883 Plumas Beckwith [Beckwourth] Comment
  CDA13996  Madia glomerata G. F. Hrusa, T. D. Wilfred 1996-8-1 13453 Plumas Sierra Nevada; immed. E of Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  SEINET3387478 Image available Madia glomerata Lewis S. Rose 1932-9-7 32642 Plumas Bear Lakes 1981 Comment
  CAS-BOT-BC342844  Madia glomerata Anna Head 1921-8-3 s.n. Plumas On trail to Gold Lake, Feather River Region Comment
  CAS-BOT-BC342853  Madia glomerata David D. Keck 1932-7-6 1715 Plumas Halfway between Prattville and Chester 1340 Comment
  POM191475  Madia glomerata D. D. Keck 1932-7-6 1715 Plumas Halfway between Prattville and Chester 1341 Comment
  RSA59478  Madia glomerata E. K. Balls 1950-9-15 15873 Plumas 5 miles southeast of Graeagle, Sulphur Creek, Hwy 89 1372 Comment
  CAS-BOT-BC343277  Madia gracilis John Thomas Howell 1960-7-18 35584 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC100320  Madia gracilis Lowell Ahart 2008-8-13 15166 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  JEPS113707  Madia gracilis Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14462 Plumas About 30 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
  SEINET11601430 Image available Madia gracilis W. Harnach, N. Harnach 1990-1 399 Plumas Sierra Valley. N of Beckwourth, Genessee Road. 1585 Comment
  UC1069886  Madia gracilis E. Sawyer 1935-6-27 178 Plumas 3.7 mi n Hawks; Plumas National Forest, Sierraville Quadrangle Comment
  CDA8280  Madia gracilis T. C. Fuller 1959-7-6 4299 Plumas Highway 89, 4 miles south of Crescent Mills. 0 Comment
  UCD134284  Madia gracilis John Thomas Howell; T. C. Fuller, G. D. Barbe 1981-6-22 3082 Plumas Vacant lot east of Lariat Lodge Motel, East Quincy. 1036 Comment
  RSA35102  Madia gracilis subsp. gracilis Thomas H. Kearney 1944-8-14 161 Plumas Near Prattville, Lake Almanor Comment
  CHSC24274  Maianthemum racemosum K. R. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  RSA0091377  Maianthemum stellatum Bonnie C. Templeton 1968-1 11296 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC347520  Malacothrix floccifera H. M. Hall; E. B. Babcock 1903-7-1 4433 Plumas Sierra Nevada Mountains. Indian Valley 1066 Comment
  CHSC34934  Malacothrix floccifera M. S. Taylor 1981-7-29 4141 Plumas E side of 25N42 (Flournoy Grade) 1.3 mi s of Flournoy Bridge, ca. 3 mi e of Genesee. 1341 Comment
  CHSC66753  Malacothrix floccifera Vernon H. Oswald; Lowell Ahart 1996-8-14 8158 Plumas Northern High Sierra Nevada. Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Along the road. 1127 Comment
  SEINET7950491  Marrubium vulgare W. Harnach, N. Harnach 1989-6-17 151 Plumas Sierra Valley, ca 250 ft. W of the steel bridge on Marble Lane. 1487 Comment
  CAS-BOT-BC105205  Marsilea oligospora John Thomas Howell 1961-9-25 36949 Plumas Feather River bed, Portola 1478 Comment
  CHSC34937  Matricaria discoidea M. S. Taylor 1981-5-11 3683 Plumas Around private residence, ca. 0.5 mi s of Flournoy Bridge and jct of Hwy 89 and Bechwourth turnoff, ca. 5 air mi e of Genesee. 1158 Comment
  CAS-BOT-BC348170  Matricaria discoidea John Thomas Howell 1959-9-26 35046 Plumas Near Keddie 1005 Comment
  CAS-BOT-BC348173  Matricaria discoidea John Thomas Howell 1960-7-19 35666 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  UCD107740  Medicago lupulina Robbins and Raynor 1943-6-1 s.n. Plumas Belden. 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
  CHSC82614  Melica aristata L. P. Janeway 2001-7-3 7260 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  UC641649  Melica aristata G. L. Stebbins Jr. 1939-7-6 2909 Plumas 1.7 mi e Meadow Valley (on road to Quincy) 1097 Comment
  CAS-BOT-BC282076  Melica fugax L. P. Janeway; Jannice Cutler 1992-5-26 4204 Plumas About 0.1 mile SW of Lake Davis high water line, 1 mile S of Dan Blough Cove 1767 Comment
  CDA38809  Melica fugax L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15905 Plumas On the north side of the road under the pole line. about 200 yards west of Lake Almanor Dam, depression in mined over area. Comment
  CHSC32035  Melica fugax L. Ahart 1979-7-18 1972 Plumas Along and above road, ca. 1/8 mi s of Onion Valley, ca. 1 mi w of Pilot Peak; ca. 12 mi n of La Porte. 1800 Comment
  CHSC41427  Melica fugax Lowell Ahart 1986-7-8 5346 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CAS-BOT-BC282097  Melica fugax Herbert Thomas 1936-5-25 38 Plumas Roadside at Meadow Valley Creek Ford, 0.5 mile NW of Camp Califorest, Meadow Valley 1158 Comment
  UC1137052  Melica fugax August L. Hormay 1932-6-11 Plumas 10 mi e Quincy; Middle Fork of Feather River Comment
  RSA754549  Mentha arvensis L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16243 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  CHSC24283  Mentha canadensis K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  RSA101405  Mentha canadensis R. Weatherby 1955-8-4 1670 Plumas No Ear Bar, Middle Fork Feather River 915 Comment
  SBBG121211  Mentzelia albicaulis L. Ahart, J. Dittes, J. Guardino 2007-6-8 13990 Plumas 50 yards E of a poor dirt rd, ca. 1 mi (air) N of the N end of Lake Davis 1965 Comment
  UC420644  Mentzelia albicaulis Katharine Brandegee June 1913 Plumas Canyon of the Truckee Comment
  CDA19237  Mentzelia dispersa G. D. Barbe, T. C. Fuller 1982-6-17 3827 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC95202  Mentzelia dispersa R. D. Fischer; Jenny Marr 2005-7-4 813 Plumas Butt Valley Reservoir. Sierra Nevada high, along the north side road of Butt Valley Reservoir, near the Ponderosa Campground dumpster. 1341 Comment
  RSA59412  Menyanthes trifoliata E. K. Balls 1950-9-8 15713 Plumas stream to west of Lakes Center Public Campground 2043 Comment
  UC1063983  Mertensia ciliata E. Sawyer 1935-5-28 44 Plumas 3 1/2 mi N of Hawks 1584 Comment
  POM89818  Mertensia ciliata var. stomatechoides C. F. Sonne 1887-06 s.n. Plumas Road to Sierra Valley at Sardine. Comment
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Feb 12 2014
  CHSC21582  Micranthes aprica D. E. Brink Jr.; L. M. Mayer 1975-7-23 Plumas Comment
  CAS-BOT-BC429238  Micranthes oregana E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  CHSC1676  Micranthes oregana R. Morford 1931-5-16 Plumas Humbug Valley. 1371 Comment
  CAS-BOT-BC349345  Microseris nutans Alice Eastwood 1927-6-15 14586 Plumas United States Forest Reserve. On trail to Long Valley Comment
  CAS-BOT-BC349349  Microseris nutans Clare B. Hardham 1961-6-16 7471 Plumas Sierra Nevada Mountains. Diamond Peak 2133 Comment
  CHSC34922  Microseris nutans M. S. Taylor 1981-7-17 4037 Plumas Lakes Basin, Bear Lakes trail, just s of spur trail to Gold Lake Lodge, ca. 6 mi s of Mohawk. 1981 Comment
  CHSC43626  Microseris nutans Vernon Oswald 1986-6-6 2081 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  JEPS13232  Microseris nutans W. L. Jepson 1910-6-15 4132 Plumas site drowned by Lake Almanor (Prattville); , site drowned by Lake Almanor 1310 Comment
  CAS-BOT-BC349342  Microseris nutans Lowell Ahart 1979-7-18 s.n. Plumas Ca. 2 mi. W of Pilot Pk. 1800 Comment
  JEPS36359  Microseris nutans W. L. Jepson 1927-6-23 12302 Plumas Warner Creek near Camp Kelly; Warner Creek 1584 Comment
  RSA31682  Microsteris gracilis subsp. gracilis A. A. Heller 1938-5-21 15101 Plumas Just north of Chester 1305 Comment
  JEPS87287  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-6-9 1120 Plumas 2.0 mi ne Elephant Butte Tunnel (along Hwy 70, just ne of bridge over river); North Fork of Feather River 520 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
  UC711915  Mimulus breweri Roxana S. Ferris and Laura Lorraine 1941-8-9 10432 Plumas about 2 1/2 mi from Lake Almanor Public Camp (State Highway #89 on road to Chester) Comment
  RSA718941  Mimulus guttatus L. Ahart 2006-10-8 13395 Plumas West side of Chips Creek, just south of the bridge on Highway 70, about 1.25 miles southwest of Belden. 715 Comment
  RSA8051  Mimulus guttatus H. A. Barker 1927-7-3 764 Plumas Blairsden. 1372 Comment
  JEPS10943  Mimulus guttatus W. I. Follett 1936-5-12 48 Plumas n side Riuh Gulch; Rich Gulch 1097 Comment
  RSA59677  Mimulus guttatus E. K. Balls 1950-9-9 15746 Plumas West of Lakes Center Public Campground in small creek running into south end of small lake. 2043 Comment
  SEINET10830530  Mimulus guttatus Mary Susan Taylor 1981-7-27 Taylor 4121 Plumas T25N R12E SW 1/4 NE 1/4 sec 25. Grizzly valley quad. Along spring crossing. Beckworth-Genesse Rd., between Crystal and Meadow Creeks, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft. 1757 Comment
  UC511317  Mimulus moniliformis Lyman Benson 1932-7-29 4000 Plumas Buck Lake Sierra Nevada, Feather River Watershed 2133 Comment
  UC600646  Mimulus moniliformis E. B. Copeland 1931-6-11 Plumas 1900 Comment
  JEPS10793  Mimulus moschatus W. L. Jepson 1939-8-4 19332 Plumas Rock Creek Meadow Valley 1219 Comment
  POM273169  Mimulus moschatus Lyman Benson 1932-7-29 4000 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  UCD122820  Mimulus moschatus W. R. Powell 1968-7-2 1592 Plumas along road southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  RSA80073  Mimulus moschatus F. W. Peirson 1932-7-19 10347 Plumas Along Feather River near Chester. 1463 Comment
  SEINET12249487  Mimulus moschatus K. R. Stern 1975-1 5880 Plumas SW shore Lake Almanor 1372 Comment
  RSA101423  Mimulus moschatus var. sessilifolius R. Weatherby 1955-8-12 1682 Plumas McFarland Creek near Morrow Creek, above Meadow Valley. 1433 Comment
  JEPS28645  Mimulus nanus var. jepsonii George W. Gillett 1957-7-23 893 Plumas on trail below summit Mt. Harkness; Lassen Volcanic National Park 2346 Comment
  JEPS16268  Mimulus nanus var. mephiticus E. Sawyer 1935-6-27 198 Plumas 1.4 mi se Crow (about 10 mi due n of Portola, Red Clover Valley); Plumas National Forest, Sierraville Quadrangle Comment
  RSA88391  Mimulus nanus var. mephiticus J. T. Howell 1951-6-29 27753 Plumas Feather River Canyon 549 Comment
  UC569873  Mimulus nanus var. mephiticus E. Sawyer 1935-6-27 198 Plumas 1.4 mi se Crow; Sierraville Quadrangle 1706 Comment
  UCSB24288  Mimulus nanus var. mephiticus Hardham, Clare 1961-6-15 Plumas Graeagle; Sierra Nevada Mountains Comment
  JEPS113523  Mimulus suksdorfii Lowell Ahart, John Dittes 2007-6-16 14105 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  JEPS122309  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. Comment
  JEPS8122  Mimulus torreyi R. H. Platt 1891-1 Plumas near Prattville; Sierras Comment
  UC1075732  Mimulus torreyi Robert J. Weatherby 1955-7-21 1647 Plumas near Middle Fork Feather River; Bottle Springs 1615 Comment
  CAS-BOT-BC481919  Minuartia nuttallii Alice Eastwood 1927-6-17 s.n. Plumas US Forest Reserve, on road from Long Valley Comment
  CDA40935  Monardella follettii L. P. Janeway 2001-8-5 7422 Plumas High Cascade Range; Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). Comment
  CHSC118711  Monardella follettii Noah Siegel; Wendy L. Boes 2016-6-18 2016010 Plumas Plumas National Forest. Located on ridge between Taylors Creek and Gennessee Valley UTM 684647 E, 4436261 N, NAD 83 Zone 10 North. Growing on west side of ultramafic ridge, near large rock outcrop, in and amongst loose rocks. 1524 Comment
  SEINET10582324  Monardella follettii A. Graff 1993-7-22 Graff 307 Plumas Plumas National Forest. Meadow Valley Rd. south from Virgilia, on the left roadside, 3 miles from the Union Pacific RR crossing of the East Branch Feather River. T25N,R8E,S30. Locally frequent, growing on a serpentine road cut filling in with Pseudotsuga menziesii and Calocedrus decurrens. Comment
  CHSC52042  Monardella odoratissima L. P. Janeway 1989-7-12 3484 Plumas Plumas National Forest. Along Jackson Creek; rd 23N11 2.3 mi from hwy 70/89, then 2.2 mi on rd 23N48 into Jackson Cr. 1783 Comment
  CHSC84369  Monardella odoratissima Lowell Ahart 2003-9-7 10562 Plumas On the east side of the dirt road, about 50 yards southeast of the Pacific Crest Trail, on Bunker Hill Ridge, about 1 mile (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. 2038 Comment
  RSA35104  Monardella odoratissima Thomas H. Kearney 1944-8-14 127 Plumas Near Prattville, Lake Almanor. Comment
  CHSC52034  Monardella odoratissima subsp. glauca L. P. Janeway 1989-8-2 3547 Plumas Plumas National Forest. Ridge above Middle Fk Feather River on the E side of Olive Cr. 1463 Comment
  CAS-BOT-BC222107  Monardella odoratissima subsp. pallida Wayne Roderick 1967-8-5 s.n. Plumas Luther Ridge, Plumas-Sierra County line 2133 Comment
  CHSC117559  Monardella odoratissima subsp. pallida Lowell Ahart 2016-7-9 21087 Plumas Top and on the northeast side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC52046  Monardella odoratissima subsp. pallida L. P. Janeway 1990-8-29 3837 Plumas Plumas National Forest. Southern flank of Mt Ingalls ca 1/4 mi from the top. 2407 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
  CHSC92136  Monardella odoratissima subsp. pallida Lowell Ahart; John Dittes 2005-9-20 12433 Plumas On the east side of Mud Lake, anout 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2034 Comment
  JEPS107619  Monardella odoratissima subsp. pallida Lowell Ahart, Josephine Guardino 2005-8-9 12295 Plumas On the east side of Fant Creek, on the west side of the dirt road, about 100 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  JEPS51854  Monardella odoratissima subsp. pallida Esther C. Fritz 1933-7-27 Plumas Spanish Peak 2133 Comment
  CDA40789  Monardella odoratissima subsp. pallida Jim Jokerst 1992-1 3443 Plumas Gold Lake Resort, without further data. 0 Comment
  CHSC102105  Monardella sheltonii Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16218 Plumas On dry rocky soil, north side of Forest Service Road 26N22, 4,650 feet northwest of Rattlesnake Hill, 3.0 miles (air) south-southeast of Lake Almanor Dam. 1591 Comment
  HSC89387  Monardella sheltonii L. P. Janeway 1989-6-23 3399 Plumas Canyon of N Fork Feather River at Chambers Creek, along Hwy. 70 625 Comment
  RSA794956  Monardella sheltonii L. Ahart, Josephine Guardino, John Dittes 2009-7-29 16218 Plumas North side of Forest Service Road 26N22, 4650 feet northwest of Rattlesnake Hill, 3.0 air miles SSE of Lake Almanor Dam. 1591 Comment
  SJSU15283  Monardella sheltonii S. Woolhouse 2010-7-20 4 Plumas Near Bean Hill along forest service road 25N17. Comment
  UCR102418  Monardella sheltonii L. C. Wheeler 1959-7-15 7570 Plumas Sierra Nevada Mtns, Middle fork of Feather River: McCarty Mine, McCarthy Bar Comment
  SEINET10582354  Monardella sheltonii A. Graff 1993-7-21 Graff 282 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
  CHSC59748  Monardella stebbinsii L. P. Janeway 1992-8-20 4290 Plumas North side of canyon of North Fork Feather River, in ravine above Hwy 70 across from the road down to Rich Bar. 914 Comment
  CAS-BOT-BC220208  Monardella stebbinsii G. L. Stebbins; C. Epling 1968-8-2 6840 Plumas East Branch, North Fork of Feather R., 1 mile east of Rich Bar 1036 Comment
  SEINET10582269  Monardella stebbinsii A. Graff 1993-7-22 Graff 326 Plumas Plumas National Forest. 1.15 miles north on Caribou Rd. (USNFS Rd. 27N26) from wooden bridge just past USNFS Queen Lily Campground, on left roadside. T25N,R7E,S4. Rare, on a rocky, iron-rich serpentine slope, with occasional Pinus ponderosa, Quercus sp., Salix sp. Beginning of bloom. Comment
  PASA1146  Monardella villosa Margaret Stason 1932-6-22 Plumas Roadside, Lake Almanor Comment
  SEINET10572655  Montia chamissoi Mary Susan Taylor 1982-6-10 Taylor 4629 Plumas T23N R15E sw sec 6. Reconnaissance Peak quad. In wet Montane Meadow, se corner of jct of 24N32 & 24N02 at Dotta Saddle, ca. 3.5 mi nne of Beckwourth. 6000 ft. 1829 Comment
  JEPS103571  Montia fontana Lowell Ahart 2002-6-26 9795 Plumas Growing along and in a small stream, ca 150 yards N of the gravel road, ca 1/4 mile (air) W of Lumpkin Ridge Road, ca 1 mile (air) SE of Tamarack Flat, ca 2 miles (air) NW of Little Grass Valley Reservoir dam, ca 5 miles (air) NW of La Porte. 1718 Comment
  JEPS95296  Montia fontana Lowell Ahart 1994-6-17 7351 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  CHSC60551  Montia linearis L. P. Janeway 1992-5-6 4161 Plumas Plumas National Forest. Beckwourth Ranger District. Clio Compartment. About 3 1/2 mi southwest of Portola; 1/4 mi northeast of Claireville Flat, between Middle Fork Feather River and Hwy 70. 1482 Comment
  OBI10796  Montia linearis Lewis S. Rose 1967-6-11 67104 Plumas Quincy 1036 Comment
  CAS-BOT-BC445097  Montia linearis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1879 Plumas Butterfly Botanical Area and Vicinity. Area of Butterfly Valley proper 1036 Comment
  CAS-BOT-BC267008  Muhlenbergia filiformis Clare B. Hardham 1970-8-9 17716 Z Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC267013  Muhlenbergia filiformis E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  CHSC41886  Muhlenbergia filiformis Lowell Ahart 1986-9-10 5398 Plumas Near an open bare serpentine area, about 1 mile north-west of Pilot Peak, about 14 mile north-east of La Porte. 1950 Comment
  JEPS110529  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 o 1281 Comment
  JEPS28264  Muhlenbergia filiformis George W. Gillett 1957-7-9 693 Plumas confluence of Hat Creek and Lost Creek near Lassen Volcanic National Park (about 2 mi s of Big Springs) 1524 Comment
  UCD86676  Muhlenbergia filiformis E. D. Merrill 1929-7-13 Plumas Silver Lake. 1828 Comment
  CHSC53181  Muhlenbergia richardsonis L. P. Janeway 1989-6-28 3411 Plumas Plumas National Forest. Slopes above Mapes Cyn; ca 0.2 mi NE of Beckwourth-Genesee Rd (rd 111) 4.0 mi N of Beckwourth. 1722 Comment
  SEINET13710604  Muhlenbergia richardsonis Lowell William Ahart, Lowell William Ahart 2001-1 9244 Plumas W Side Last Chance Creek at Frenchman Lake (T25N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  SEINET5624156 Image available Myosotis scorpioides David D. Keck 1932-1 1659 Plumas Spanish Creek; Quincy; Northern Sierra Nevada 1065 Comment
  RSA496341  Myosotis scorpioides Elaine Joyal, D. Mehlman 1988-6-30 1300 Plumas Mill Creek and its tributaries, 2-2.5 mi S of Graeagle along hwy #89. 1200 Comment
  UC1101361  Myosurus apetalus Herbert L. Mason 1953-7-8 14559 Plumas 6 mi se Beckwourth (on road from; to Loyalton across valley) Comment
  RSA52947  Myriophyllum hippuroides R. Weatherby 1950-7-28 1496 Plumas Indian Creek, about 2 miles south of Crescent Mills. 1037 Comment
  CHSC97522  Myriophyllum sibiricum Lowell Ahart; John Dittes 2007-6-17 14164 Plumas In Red Clover Creek, about 50 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS1812  Nama aretioides var. multiflora L. S. Smith 1927-6-6 2042 Plumas road to Constantia , road to Constantia (East Soda Mts.) 1524 Comment
  CHSC82493  Nama lobbii Lowell Ahart 2002-6-26 9770 Plumas On the east side of the poor road, about 1 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. 1760 Comment
  RSA101388  Nama lobbii R. Weatherby 1955-7-21 1656 Plumas Ridge between Bottle Springs and Bear Creek, Middle Fork Feather River. 1768 Comment
  UC1069119  Nama lobbii F. W. Embree 1934-6-6 66 Plumas 1 1/2 mi nw Bucks Mountain; Bidwell Bar Quad., Plumas National Forest, nw Bucks Mt. Comment
  CHSC102018  Narthecium californicum L. P. Janeway; B. Castro 2009-8-29 9931 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
  SJSU4628  Narthecium californicum C. W. Sharsmith 1969-6-19 7596 Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  UC1101057  Narthecium californicum Malcolm A. Nobs and S. Galen Smith 1949-8-19 1429 Plumas bog & marsh at Butterfly Valley Comment
  CAS-BOT-BC515770  Narthecium californicum Rimo Bacigalupi 1927-7-10 1690 Plumas Meadow about 1/4 mile below outlet of Long Lake along Grey Eagle Creek. 1828 Comment
  CAS-BOT-BC515773  Narthecium californicum Lewis S. Rose 1966-7-27 66055 Plumas Butterfly Valley; 3 miles W of Keddie 1066 Comment
  SEINET10546862  Navarretia Mary Susan Taylor 1974-7-3 Taylor 297 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  PASA2015  Navarretia breweri Margaret Stason 1932-6-22 442 Plumas campground at Lake Almanor Comment
  CHSC80850  Navarretia capillaris Lowell Ahart 2001-7-17 8906 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. [Lat./Long. on label is '40 degrees 10' 50' N; 121 degrees 24' 21' W]. 1828 Comment
  RSA101450  Navarretia capillaris R. Weatherby 1955-7-2 1588 Plumas Wilcox Valley. 1768 Comment
  UC963762  Navarretia divaricata Herbert L. Mason 1924-6-18 1062 Plumas near Gold Lake Comment
  CHSC116106  Navarretia divaricata subsp. divaricata Lowell Ahart 2015-7-4 20288 Plumas On the east side of the paved road, about 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir dam. 1731 Comment
  CHSC115157  Navarretia divaricata subsp. vividior Lowell Ahart 2015-6-7 20217 Plumas Along the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Mixed Evergreen Forest. 1411 Comment
  CDA13945  Navarretia leptalea G. F. Hrusa 1997-6-26 13883 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  RSA537482  Navarretia leptalea Barbara Ertter 1989-7-4 8681 Plumas 2.2 miles west of junction with Highway 89 and Highway 36 southwest of Chester. 1463 Comment
  RSA60130  Navarretia leptalea E. K. Balls 1950-9-5 15673 Plumas 0.5 mi. off Highway 24 on La Porte Road, east of Quincy, Thompson Valley 1098 Comment
  SD46441  Navarretia leptalea Robert J. Weatherly 1955-7-21 1643 Plumas Cattle Springs, near Bottle Springs, Middle Fork Feather River, on Mc Carthy Bar Road 1524 Comment
  CHSC34889  Navarretia leptalea subsp. leptalea M. S. Taylor 1981-8-28 4248 Plumas Along Sulphur Creek, ca. 1.4 mi s of Hwy 89, ca. 3 mi se of Clio. 1432 Comment
  UC711954  Navarretia leptalea subsp. leptalea Roxana S. Ferris and Laura Lorraine 1941-8-9 10421 Plumas near village (Lake Almanor Public Camp); Lake Almanor Public Camp Comment
  CAS-BOT-BC230399  Navarretia leucocephala subsp. minima Alice J. Rosenberg 1917-7-20 s.n. Plumas Blaisden Comment
  CAS-BOT-BC230392  Navarretia leucocephala subsp. minima Catherine Best 1980-6-13 s.n. Plumas Sierra Valley Highway A23, 3 miles N of Plumas County - Sierra County line Comment
  CAS-BOT-BC230395  Navarretia leucocephala subsp. minima John Thomas Howell 1977-8-11 52703 Plumas At N end of Frenchmans Reservoir 1706 Comment
  SEINET14151960  Navarretia leucocephala subsp. minima A. A. Heller, P. B. Kennedy 1907-7-2 8683 Plumas Between Vinton and Beckwith [actually Beckwourth]. Comment
  SEINET10938896  Nemacladus capillaris Howell 1967-7-11 Howell 43281 Plumas 2 miles from Quincy Junction on road to Mt. Hough 1219 Comment
  RSA505402  Nemacladus interior R. C. Bacigalupi, G. T. Robbins 1955-7-22 5440 Plumas Above Rock Creek, just above its junction with the North Fork Feather River. 473 Comment
  CAS-BOT-BC231225  Nemophila parviflora var. austiniae Mary Strong Clemens 1920-5-20 s.n. Plumas Greenville Comment
  UC52234  Nemophila parviflora var. austiniae H. M. Hall and E. B. Babcock 1903-7-4 4421 Plumas near Prattville (North Fork Feather River); , near Prattville 1341 Comment
  RSA101448  Nemophila parviflora var. austiniae R. Weatherby 1955-7-2 1590 Plumas Wilcox Valley. 1768 Comment
  SEINET5520937  Nemophila pedunculata W. Harnach, N. Harnach 1989-3-29 008 Plumas Sierra Valley, hillside north of Barry corrals 1585 Comment
  CAS-BOT-BC171458  Oenothera Fred Sommers 1976-8-12 210 Plumas Marble Hot Springs Area, Sierra Valley Marsh, Marble Lane 1487 Comment
  SEINET5345685  Oenothera deltoides var. piperi W. Harnach, N. Harnach 1990-5-27 325 Plumas Sierra Valley, Between Vinton and Chilcoot, Vinton cemetary 1524 Comment
  CHSC20852  Oenothera elata subsp. hirsutissima K. R. Stern 1975-7-24 5808 Plumas E side of Lake Almanor. 1371 Comment
  CHSC88657  Oreostemma alpigenum var. andersonii H. Gray 2003-8-26 Plumas Plumas National Forest. In Barely Fen. 1706 Comment
  JEPS88422  Oreostemma alpigenum var. andersonii Vernon H. Oswald and Lowell Ahart 1996-8-1 8144 Plumas Forest Rd. 27N16 ca. 1.25 mi nw Hauns Mdw. (s side of mt., ca. 2 mi se of Dyer Mtn. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville); Dyer Mtn., Second Water Trough Creek 1706 Comment
  UC1192090  Oreostemma alpigenum var. andersonii Malcolm A. Nobs and S. Galen Smith 1949-8-19 1432 Plumas Butterfly Valley Comment
  CHSC110760  Oreostemma elatum Dean Wm. Taylor 2011-8-1 21135 B Plumas The Sierra Nevada. Butterfly Valley (Butterfly Valley Botanical Area, 2 air miles SW of Keddie) 1173 Comment
  CHSC45306  Orobanche californica subsp. jepsonii Vernon Oswald 1988-9-4 3697 Plumas Pacific Crest Trail ca. 1 mi e of Humboldt Summit. 2103 Comment
  JEPS113435  Orobanche californica subsp. jepsonii Lowell Ahart, John Dittes 2007-8-9 14451 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2493 Comment
  SEINET5866801  Orobanche corymbosa W. Harnach, N. Harnach 1989-6-29 202 Plumas Sierra Valley, Approx 6 road miles E of Beckwourth on Hwy 70, Hindoo Ranch 1490 Comment
  SEINET10964379  Orthocarpus copelandii var. cryptanthus Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3881 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
  JEPS95379  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart 1994-7-20 7485 Plumas on both sides of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna 1981 Comment
  RSA641471  Orthocarpus cuspidatus subsp. cuspidatus Michael A. Vincent 1999-6-8 8550 Plumas Plumas Nat'l Forest, Milford Ranger District, along FS 26N17 just north of FS 26N40. Comment
  RSA88416  Orthocarpus hispidus J. T. Howell 1951-6-27 27592 Plumas McRae Meadow. 1982 Comment
  UC54316  Osmorhiza berteroi H. M. Hall and E. B. Babcock July 1903 4442 Plumas Genessee Valley Sierra Nevada Mountains 1097 Comment
  SEINET10454523  Osmorhiza chilensis Mary Susan Taylor 1981-7-22 Taylor 4106 Plumas 7300 ft. In dry woods, S. side of 24N19, ca. 0.5 mi se of Pine Creek Valley, ca. 1 mile of Argentine Rock, ca. 5 air mi. N. of Spring Graden. T24N R11E SE 1/4 sec 9. Mt. Ingalls quad. 2225 Comment
  RSA325153  Osmorhiza occidentalis M. S. Taylor 1981-6-17 3929 Plumas On north side of Coldwater Springs, ca. 1/4 mile E of its junction with 25N49, ca. 14 air miles N of Blairsden 2073 Comment
  CAS-BOT-BC316894  Packera eurycephala var. lewisrosei John Thomas Howell 1973-7-9 49701 Plumas near Rich Bar 762 Comment
  CHSC101493  Packera streptanthifolia L. P. Janeway; David Toren 2009-8-19 9928 Plumas Northern High Sierra Nevada. Plumas National Forest; eastern end of Red Mountain, 1.8 km northeast of the Buckhorn survey monument, 0.5 km east of Cedar Flat; along the dry creek draining Faggs Reservoir to Willow Creek. 1684 Comment
  CAS-BOT-BC317162  Packera subnuda var. subnuda John Thomas Howell; Gordon H. True; W. Knight; Irja Knight 1967-5-7 1877 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC121006  Paeonia brownii Anna Head 1920-6-15 s.n. Plumas Lake Center Camp, Feather River Region. 1920 Comment
  CDA13414  Paeonia brownii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13263 a Plumas Sierra Nevada; Plumas National Forest. Vicinity of headwaters of Bull Run Creek off USFS 23N12E. Comment
  CDA18740  Paeonia brownii G. D. Barbe, T. C Fuller 1982-7-16 3780 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
  SEINET5337454  Paeonia brownii C. W. Lantz 1921-5-14 565 Plumas Beckwith, Calif. Comment
  UCD89955  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CAS-BOT-BC253736  Panicum capillare John Thomas Howell 1959-9-22 34868 Plumas Drakesbad 1737 Comment
  JEPS122244  Panicum capillare Lowell Ahart 2014-9-9 19844 Plumas Below the high water line, on the west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  RSA59316  Parnassia fimbriata E. K. Balls 1950-9-12 15878 Plumas 1.5 miles along trail from Lakes Center Public Camp to Long Lake Outlet, southern Plumas County 2012 Comment
  CHSC55803  Parnassia palustris Vernon H. Oswald 1991-9-11 4866 Plumas Lassen Volcanic National Park. North of the meadow and west of the resort at Drakesbad. 1767 Comment
  CHSC21517  Pectiantia breweri D. Brink; L. Mayer 1975-7-8 Plumas Along a stream above Lower Buck's Lake. Comment
  CHSC36312  Pectiantia breweri M. S. Taylor 1982-6-17 4698 Plumas Along Oliver Creek in shaded areas, at its jct with 23N39, ca. 3 air mi sw of sloat. 1615 Comment
  CHSC41378  Pedicularis attollens Lowell Ahart 1986-7-8 5360 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  RSA43353  Pedicularis attollens E. C. Sutliffe 1917-08 s.n. Plumas Gold Lake region. Comment
  SEINET13754228  Pedicularis attollens A. A. Heller, P. B. Kennedy 1907-7-4 8714 Plumas Red Clover Valley Comment
  RSA112885  Pedicularis densiflora subsp. aurantiaca E. F. Sprague 1957-5-30 1202 Plumas Lake Almanor. 1311 Comment
  CHSC4732  Pedicularis racemosa R. Carter 1966-7-10 483 Plumas Found on S shore Bucks Lake along S side 24N25, 3/4 mi. from intersection with 24N33. 1524 Comment
  JEPS118385  Pedicularis racemosa Lowell Ahart 2011-9-17 17666 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  UC384662  Pedicularis racemosa E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  JEPS22197  Pedicularis racemosa Rimo Bacigalupi with Howard Whisler 1957-7-25 6035 Plumas along s shore of Bucks Lake 1554 Comment
  CHSC56599  Pedicularis semibarbata L. P. Janeway 1984-7-22 928 Plumas Summit above Lookout Rock; 1 1/2 mi northeast of Mt. Ararat. 1815 Comment
  SEINET3159934  Pedicularis semibarbata T. S. Brandegee 1892-7-4 sn Plumas Prattville Comment
  SEINET7719333  Pedicularis semibarbata Unknown Plumas Spanish Peak Comment
  JEPS94914  Pellaea brachyptera Vernon Oswald and Lowell Ahart 1997-9-18 8873 Plumas on Forest Rd. 26N25 (to Mosquito Creek) 2.3 mi ne junction with 26N26 (to Humbug Valley) (ca. 4 air mi w of Caribou) 1383 Comment
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Nov 25 2017
  CAS-BOT-BC69353  Pellaea brachyptera Clarence R. Quick 1952-6-29 52 -83 Plumas 1/2 miles south of summit on road between Belden and Humbug Valley Comment
  CAS-BOT-BC67613  Pellaea bridgesii Anna Head 1921-6-30 s.n. Plumas Feather River Region - Lake Center Camp Comment
  CAS-BOT-BC71233  Pellaea bridgesii Robert J. Weatherby 1950-8-11 1517 Plumas upper end of Long Lake, Lakes Basin Area 2133 Comment
  UC1874921  Pellaea bridgesii Ruth Kirkpatrick 2002-7-18 1138 Plumas Plumas-Eureka State Park, ca. 1.5 mi up Johnsville - McCrea Road (County Road 507) from Plumas - Eureka State Park Museum 1676 Comment
  JEPS127  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Creek at North Fork Feather River 670 Comment
  SBBG85009  Penstemon deustus F. W. Pennell 1940-6-11 25807 Plumas 7 mi S of Greenville 1188 Comment
  RSA412525  Penstemon deustus W. I. Follett, E. B. Follett 1948-6-1 s.n. Plumas North Fork Feather River, 1.3 mi below Chip Creek. Comment
  UC725778  Penstemon deustus A. A. Heller 1942-6-5 16501 Plumas on #24, 3 mi w Belden; w of Belden Comment
  RSA71132  Penstemon deustus subsp. deustus L. S. Rose 1951-6-28 51065 Plumas Johnsville. 1601 Comment
  RSA169433  Penstemon deustus subsp. deustus L. S. Rose 1963-6-2 63082 Plumas 4 mi. w. of Virgilia. East branch, North Fork of Feather River. 762 Comment
  RSA189326  Penstemon deustus subsp. deustus L. S. Rose 1967-7-12 67173 Plumas 1 mile S of Keddie; Butterfly Creek and Spanish Creek. 884 Comment
  RSA242115  Penstemon deustus subsp. deustus James L. Reveal 1971-6-23 2470 Plumas Along CA Hwy 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek. Comment
  UCD124174  Penstemon gracilentus Ella Dales Cantelow 1938-5-7 2329 Plumas few miles south of Prattville. 1432 Comment
  LA209569  Penstemon heterodoxus E. D. Merrill; 1929-7-13 Plumas Sierra Nevada, Silver Lake 1828 Comment
  OBI72059  Penstemon laetus Barbara Ertter, Gary Schoolcraft 1989-7-3 8652 Plumas Below Red Rock lookout, ca 8 airmiles S of Susanville 2256 Comment
  SEINET5328848 Image available Penstemon laetus M. Foster 1988-8-5 184 Plumas Alongside F.S. Rd. 24N47X, 1/2 mi W of Big Creek and Big Creek Rd., 3 mi W of Bucks Lake, 10 mi SW of Quincy 1591 Comment
  JEPS115084  Penstemon laetus var. laetus Lowell Ahart, John Dittes 2009-7-13 16054 Plumas West side of Forest Service Road 27lN98, 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
  CHSC100863  Penstemon neotericus B. Castro; L. P. Janeway 2005-9-11 1519 Plumas Ca 5 air mi N of Bucks Lake and 2.5 mi S of Highway 70 and the Feather River Cyn, just N of Three Lakes. Ca 0.7 mi E of the Three Lakes trailhead, along the Pacific Crest Trail. Along trail just NW of wide flat open fen in the middle of the Grassy Lakes. Several feet up from trail on moderate s-facing slope. 1920 Comment
  CHSC9731  Penstemon neotericus Nancy Mosman 1971-7-17 108 Plumas Found in meadow 25 ft w of Hwy32 ca. 3.8 mi s of Chester. 1371 Comment
  POM186422  Penstemon neotericus D. D. Keck 1932-7-6 1713 Plumas 8 miles N of Greenville on road to Prattville. 1463 Comment
  CHSC21351  Penstemon newberryi F. T. Griggs; A. Pass 1975-7-7 83 Plumas Gold and Silver Lakes. Comment
  CHSC27506  Penstemon newberryi Susan M. Schulz 1978-4-23 17 Plumas Jct. of hwy 149 and 70 ca. 26.9 mi, ne side of 70 ca. 10 ft on slope ca. 35 mi ne of Chico on Feather River Canyon. Comment
  CHSC43476  Penstemon newberryi Lowell Ahart 1968-6-29 21 Plumas Near Slate Creek, about 2 miles west of Grass Flat, about 2 miles north-east of La Porte. 1066 Comment
  CAS-BOT-BC245641  Penstemon personatus Lowell Ahart 1980-7-27 2488 Plumas 5 miles east of Bucks Lake, Sierra Nevada 1500 Comment
  CHSC97010  Penstemon roezlii B. Castro; Shannon Nielsen 2005-7-12 1491 A Plumas Ca 13 air mi NE of town of Feather Falls and 1.5 air mi SE of the Middle Fork Feather River, on spine of Hartman Bar Ridge. Along USFS Rd 22N94, on E edge of road. Site is 0.3 rd mi S of jcn of the main (94) road with a side-road that goes to Hartman Bar Trailhead. 1453 Comment
  CAS-BOT-BC239585  Penstemon rydbergii var. oreocharis Michael A. Vincent 1999-6-7 8523 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11 Comment
  CAS-BOT-BC239589  Penstemon rydbergii var. oreocharis Anna Head 1920-8-1 s.n. Plumas On trail to Long Lake, Feather River Region 2072 Comment
  CAS-BOT-BC239608  Penstemon rydbergii var. oreocharis C. R. Quick 1945-7-20 45 -62 Plumas U.S.F.S. fenced pasture, Deane's [Deanes] Valley, S.E. of Meadow Valley Comment
  CAS-BOT-BC239610  Penstemon rydbergii var. oreocharis John Thomas Howell 1960-7-19 35625 Plumas Lassen Volcanic National Park, Drakesbad 1828 Comment
  CHSC1876  Penstemon rydbergii var. oreocharis V. Holt 1935-8-1 Plumas Lott's Lake. 1524 Comment
  CHSC60494  Penstemon rydbergii var. oreocharis L. P. Janeway 1992-5-12 4171 Plumas Plumas National Forest. North side of Lake Davis, between the lake and Rd 112, ca 6 1/2 mi northwest of the road to the dam. 1761 Comment
  NY651333  Penstemon rydbergii var. oreocharis D. D. Keck 1928-6-16 447 Plumas Haskins Creek, near Buck's Ranch. 1524.0 Comment
  UCD124271  Penstemon rydbergii var. oreocharis Michael A. Vincent 1999-6-7 8523 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  SEINET5329700 Image available Penstemon rydbergii var. oreocharis A. A. Heller, P. B. Kennedy 1907-7-5 8735 Plumas Red Clover Valley Comment
  JEPS3888  Penstemon speciosus Mrs. Emanuel Esther C. Fritz 1933-7-4 Plumas Spanish Peak 1981 Comment
  UC384664  Penstemon speciosus E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  HSC22869  Penstemon speciosus John Pratt 1970-6-15 21 Plumas Chester Airport Comment
  UC1874976  Pentagramma triangularis Ruth Kirkpatrick 2001-7-18 1074 Plumas Feather River Canyon, along Hwy 70, 4.3 mi up stream from E branch of North Fork of Feather River 731 Comment
  UC1123113  Perideridia bolanderi subsp. bolanderi E. Sawyer 1935-6-7 85 Plumas 6 1/2 mi ssw Sugarloaf; Sierraville Quadrangle Comment
  UCD127833  Perideridia bolanderi subsp. bolanderi A. A. Heller; P. B. Kennedy 1907-7-4 8724 Plumas Ridge wast of Red Clover Valley. Comment
  UC1123118  Perideridia lemmonii E. Sawyer 1935-6-25 152 Plumas 1/2 mi n Crow; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC222765  Perideridia parishii Walter Knight; Irja Knight 1966-6-19 1355 Plumas Butterfly Botanical Area and Vicinity. Near Pond Reservoir. Butterfly Valley Comment
  CHSC21715  Perideridia parishii subsp. latifolia F. T. Griggs; A. Pass 1975-7-23 247 Plumas Cape Lake. Comment
  CHSC75893  Perideridia parishii subsp. latifolia G. F. Hrusa 1996-8-2 13449 Plumas Sierra Nevada. At SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine rock. [Original lat./long. on label is '39 28 N; 120 47 W']. 1820 Comment
  CAS-BOT-BC413568  Persicaria amphibia M. S. Taylor 1982-8-10 4956 Plumas In s end of Lake Almanor, ca. 1 mi w of Canyon Dam 1371 Comment
  CHSC36998  Persicaria amphibia M. S. Taylor 1982-8-10 4956 Plumas Emergent in s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 1371 Comment
  CAS-BOT-BC413730  Persicaria hydropiper John Thomas Howell 1961-9-23 36847 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC413733  Persicaria hydropiper Lowell Ahart 1981-9-6 3069 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC34331  Persicaria maculosa L. Ahart 1981-9-6 3096 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CAS-BOT-BC330326  Petasites frigidus var. palmatus W. I. Follett; E. B. Follett 1962-7-31 s.n. Plumas Thompson Creek (Nelson Point rd), 3.0 miles S of US Hwy 40 Alt. Sierra Nevada. Comment
  CAS-BOT-BC330387  Petasites frigidus var. palmatus W. I. Follett; Evelyn B. Follett 1963-5-18 s.n. Plumas Thompson Creek. Bside La Parte Road, 2.9 miles S and E of its junction with Hwy 89 1139 Comment
  JEPS55982  Phacelia hastata subsp. compacta John Thomas Howell 1955-7-19 30808 Plumas Vinton Sierra Valley 1505 Comment
  CDA14715  Phacelia heterophylla G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3231 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  JEPS2085  Phacelia heterophylla subsp. virgata W. I. Follett 1937-6-13 92 Plumas Rich Gulch 1173 Comment
  RSA107454  Phacelia heterophylla subsp. virgata L. S. Rose 1955-7-19 55138 Plumas Beckworth Pass. 1494 Comment
  UC586854  Phacelia heterophylla subsp. virgata Joseph Andorfer Ewan 1934-6-25 8229 Plumas Gold Lake Rd above Duetens; Sierra Nevada Comment
  CHSC118706  Phacelia heterophylla var. virgata Wendy L. Boes; Jim Battagin 2015-5-12 2015001 F Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  UC131530  Phacelia humilis Mrs. R. M. Austin Plumas Big Meadows Comment
  UC185300  Phacelia linearis Katharine Brandegee Plumas Portola Comment
  HSC22871  Phacelia mutabilis John Pratt 1970-6-15 20 Plumas Chester Airport Comment
  UC672696  Phacelia procera Lee Bonar 1942-7-31 Plumas Gold Lake Lodge 2011 Comment
  CHSC107437  Phacelia purpusii Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-6-28 4 Plumas Northern High Sierra Nevada. Growing on the exposed S/SE facing ridge top and edges of Goat Mountain in scree and in cracks. 1680 Comment
  HSC93652  Phacelia racemosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3065 Plumas Headwaters of S Fork of Feather River, 10.6 mi. NE of La Porte on La Porte-Quincy Rd. 1890 Comment
  CHSC81191  Phalaris arundinacea Lowell Ahart 2001-8-28 9191 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, on the west side of the poor dirt road, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC21302  Philadelphus lewisii F. T. Griggs; A. Pass 1975-7-8 123 Plumas Buck's Lake Forest Service Survey. Comment
  RSA0046809  Philadelphus lewisii G. T. Nordstrom 1934-7-2 166 Plumas 1 mi SE Mt. Ararat. 1585 Comment
  CAS-BOT-BC250777  Phleum alpinum Leo Whitney 1934-8-6 2242 Plumas Nw. end of Grizzly Valley, Freeman Creek Comment
  CHSC96985  Phleum pratense Lowell Ahart; Josephine Guardino 2007-7-21 14360 Plumas Along a small stream, near a spring, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  CHSC1302  Phlox diffusa J. Gulick 1929-5-15 Plumas Near Chester. 1524 Comment
  CHSC24973  Phlox diffusa L. Mayer; D. Brink 1975-7-1 Plumas Buck's Lake. Comment
  JEPS113457  Phlox diffusa Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13984 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
  JEPS48502  Phlox diffusa Esther C. Fritz 1933-7-1 Plumas Spanish Peak 2133 Comment
  RSA687514  Phlox diffusa subsp. diffusa G. D. Barbe, T. C. Fuller, J. T. Howell 1981-6-24 3264 Plumas Summit of Mt. Hough 2195 Comment
  CDA14134  Phlox speciosa subsp. occidentalis G. F. Hrusa 1997-5-3 13824 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  JEPS48689  Phlox speciosa subsp. occidentalis W. I. Follett 1938-6-4 116 Plumas Rich Gulch 1249 Comment
  CHSC33610  Phoenicaulis cheiranthoides M. S. Taylor 1981-6-17 3921 Plumas Top of Mt Ingalls, ca. 7 air mi se of Genesee. Around lookout. 2551 Comment
  SJSU14355  Phoenicaulis cheiranthoides N. A. Hopkins 1990-5-12 1618 Plumas c. 17.2 mi NW of Beckwourth on rd to Genessee 1706 Comment
  CAS-BOT-BC58836  Phyllodoce breweri Margaret Williams; Emily McPherson 1974-8-5 74 -P-15 Plumas Sierra Nevada - Trail to Mt. Elwell, Lakes Basin - west shoulder of Mt. Elwell 2194 Comment
  CAS-BOT-BC58838  Phyllodoce breweri Anna Head 1920-7-30 s.n. Plumas Feather River Region - Trail to Mt. Elwell, near Silver Lake 2072 Comment
  UC142825  Phyllodoce breweri Mrs. R. M. Austin July 1896 385 Plumas Lassen Peak Comment
  SEINET7270694  Phyllodoce breweri M. J. Williams 1966-7-11 s.n. Plumas Edge of meadow below Luther Ridge, above Johnsville 2256 Comment
  SEINET10483396  Physocarpus capitatus Patricia L. Kenney 1973-6-5 Kenney 431 Plumas Along a stream along hwy 70, 6 miles s from jct. Of hwy 89 & 70. Douglas fir And yellow pine 1067 Comment
  CHSC33870  Pinus contorta subsp. murrayana M. S. Taylor 1981-5-10 3672 Plumas N side of Antelope Lake, ca. 1/4 mi e of Boulder Creek and USDS Work Center, between rd and lake, ca. 20 mi ne of Taylorsville. 1536 Comment
  CAS-BOT-BC73079  Pinus lambertiana M. B. Kildale 1926-9-11 2761 Plumas Lassen Natl. Park, Juniper Lake. 2054 Comment
  SEINET5334638  Pinus lambertiana R. J. Holl 1949-5-28 s.n. Plumas 3 miles north of Quincy 1067 Comment
  NY62291  Pinus ponderosa R. M. Austin 1879-1 s.n. 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
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Mar 14 2016
  NY62296  Pinus ponderosa E. Fritz 1939-6-12 8527 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
  HSC1545  Pinus sabiniana W. R. Rogers 1965-8-20 297 Plumas Bulk Collection # 37 Comment
  RSA0091369  Pinus sabiniana Bonnie C. Templeton 1968-1 11303 Plumas [No location data on label. Possibly Trinity County.] Comment
  UCSC010346  Piperia unalascensis R. Coleman 1990-7-10 1899 -P Plumas Bucks Lake Comment
  CAS-BOT-BC228014  Plagiobothrys W. Harnach; N. Harnach 1989-4-16 030 Plumas Sierra Valley. 3/4 mile W of Steel Bridge on Marble Lane 1487 Comment
  JEPS101228  Plagiobothrys cognatus Dean W. Taylor 2000-8-12 17574 Plumas far eastern shore near Pioneer Cabin Antelope Lake; ; Antelope Lake, far eastern shore near Pioneer Cabin 1524 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
  UC1037246  Plagiobothrys cognatus Leo Whitney 1923-8-8 1948 Plumas ca 10 mi nw Portola (3 mi e of the Cate Place); Plumas National Forest, Big Grizzley Valley 1828 Comment
  CHSC113930  Plagiobothrys cusickii Lowell Ahart 2014-8-20 19712 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  SBBG128657  Plagiobothrys cusickii L. Ahart 2008-9-10 15394 Plumas below the high water line of Little Grass Valley Reservoir, N of the S Fork of the Feather River, SW of the horse camp, ca. 4.5 mi (air) N of La Porte 1537 Comment
  SJSU14711  Plagiobothrys cusickii N. A. Hopkins 1991-6-26 1686 Plumas Marble Hot Springs Rd 1524 Comment
  CAS-BOT-BC230991  Plagiobothrys hispidulus Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mount Lassen National Park Comment
  CHSC23620  Plagiobothrys hispidulus K. Stern 1975-7-23 Plumas NW end of Lake Almanor. Comment
  CAS-BOT-BC230959  Plagiobothrys hispidulus John Thomas Howell 1960-7-21 35830 A Plumas Lassen Volcanic National Park. NW of Willow Lake 1706 Comment
  CAS-BOT-BC228461  Plagiobothrys mollis John Thomas Howell 1961-9-25 36950 Plumas Feather River bed, Portola 1478 Comment
  CAS-BOT-BC228464  Plagiobothrys mollis R. F. Thorne; C. W. Tilforth 1969-9-6 39237 Plumas Along Feather River 1 mile SW of Beckwourth 1356 Comment
  RSA74358  Plagiobothrys tenellus Milo S. Baker 1952-5-26 12456 Plumas Indian valley, 1/2 mile below Crescent Mills. Comment
  UCD138984  Platanthera dilatata var. leucostachys Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  CHSC51028  Platanthera leucostachys Lowell Ahart 1990-7-16 6570 Plumas Along the edge of the South Fork of the Feather River, about 1/2 mile north-east of the Independence Mine, about 3 1/2 miles north-east of Little Grass Valley Reservoir. 1828 Comment
  UC336578  Platanthera leucostachys unknown Aug 1875 Plumas Indian Valley Comment
  JEPS48494  Platanthera leucostachys John W. Duffield 1937-7-25 Plumas above and w Meadow Valley (Sec. 26); Little Schneider Creek 1249 Comment
  UCR23632  Pleuricospora fimbriolata R. J. Weatherby 1956-7-5 1687 Plumas Lava top near Walters Mine, near Cascade 1280 Comment
  CAS-BOT-BC261053  Poa Catherine Best 1983-8-29 874 Plumas Lakes Basin Campground, Sierra Nevada 1920 Comment
  UCD92212  Poa W. A. Wagner 1919-5-25 265 Plumas Squirrel Creek, vicinity of Quincy. 1584 Comment
  CAS-BOT-BC254612  Poa X limosa John Thomas Howell 1962-6-18 37756 Plumas Sierra Valley near Beckwourth, 2 miles W of Beckwourth on Highway to Portola 1487 Comment
  CHSC80916  Poa bolanderi Lowell Ahart 2001-7-17 8897 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  RSA71073  Poa bolanderi L. S. Rose 1951-6-28 51056 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  CAS-BOT-BC227204  Poa bulbosa R. K. Brummitt 1998-5-17 19879 Plumas Rte. 89 near Indian Falls, 2 km from Rte. 70 junction 1000 Comment
  SD225720  Poa bulbosa R. K. Brummitt 1998-5-17 19879 Plumas Rt. 89 near Indian Falls, 2 km from Rte. 70 junction. 1000 Comment
  UC725569  Poa cusickii subsp. cusickii A. A. Heller 1942-5-8 16464 Plumas meadow w of Vinton 1524 Comment
  CHSC58209  Poa cusickii subsp. epilis Vernon H. Oswald; Lowell Ahart 1992-6-22 5022 Plumas Lassen Volcanic National Park. Along the service road ca. 0.1 mi S of Terminal Geyser. 1767 Comment
  CAS-BOT-BC247392  Poa pratensis Walter Knight; Irja Knight 1967-5-22 1827 Plumas Butterfly Botanical Area and vicinity. Valley proper 1066 Comment
  CDA43018  Poa pratensis subsp. pratensis L. Ahart 2009-7-21 16105 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. Comment
  UC1132723  Poa pratensis subsp. pratensis F. W. Embree 1934-6-12 103 Plumas w end Haskins Valley; Plumas Nat'l Forest, Bidwell Bar Quadrangle Comment
  RSA300157  Poa secunda J. T. Howell 1962-6-17 37705 Plumas Portola 1463 Comment
  UCR146410  Poa secunda Beecher Crampton 1954-5-10 1874 Plumas Northern Sierra Nevada Mountains, 1 mile west of Portola, along highway 24 1473 Comment
  CAS-BOT-BC247081  Poa secunda subsp. juncifolia John Thomas Howell 1955-7-19 30800 Plumas Vinton 1505 Comment
  UC1132619  Poa secunda subsp. juncifolia E. Sawyer 1935-6-6 178 Plumas 5 1/4 mi ssw Sugarloaf; Sierraville Quadrangle Comment
  UCD92399  Poa secunda subsp. juncifolia G. L. Stebbins Jr. 1939-7-9 2918 Plumas North side of Sierra Valley, 2 miles W of Vinton. 1524 Comment
  CAS-BOT-BC242992  Poa secunda subsp. secunda G. D. Barbe 1982-6-9 3655 Plumas SE and below Thompson Peak, overlooking Honey Lake Valley, Plumas National Forest 2057 Comment
  CHSC41174  Poa secunda subsp. secunda L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-9 Plumas Plumas N.F. ECOS plot 11-127. Along ridge between Indian Cr and Hungry Cr and near the confluence of Hungry and Middle Creeks. 1554 Comment
  JEPS106215  Poa secunda subsp. secunda Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11010 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy 1344 Comment
  UCD90788  Poa secunda subsp. secunda Beecher Crampton 1954-5-11 1886 Plumas 7 miles south of Vinton, Sierra Valley. Comment
  CAS-BOT-BC244142  Poa sierrae John Thomas Howell 1967-6-22 42650 Plumas Canyon of the Feather River N Fork, near mouth of Granite Creek 609 Comment
  CAS-BOT-BC244149  Poa sierrae John Thomas Howell; Gordon H. True 1969-6-23 45801 Plumas Lewisia Rock, Feather River Canyon 609 Comment
  RSA0000487  Poa sierrae J. T. Howell, Gordon H. True 1967-5-9 42204 Plumas 3.5 mi SW of Belden, Feather River Canyon 610 Comment
  CDA18765  Poa wheeleri G. D. Barbe, T. C Fuller 1982-7-16 3751 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  SD7873  Polygonum Daniel Cleveland July 1882 Plumas Feather River Comment
  SEINET4335273  Polygonum A. A. Heller, P. B. Kennedy 1907-7-5 8744 Plumas Hills above Red Clover valley Comment
  JEPS104605  Polygonum arenastrum Lowell Ahart 2003-8-8 10486 Plumas On an old abandoned road, on the e side of Beckwourth Calpine Rd, ca 3 mi south of Beckwourth, Sierra Valley. 1482 Comment
  SEINET10479335  Polygonum aviculare Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5174 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
  JEPS122238  Polygonum aviculare subsp. aviculare Lowell Ahart 2014-9-9 19842 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  JEPS122302  Polygonum aviculare subsp. aviculare Lowell Ahart 2014-8-24 19760 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
  JEPS50555  Polygonum aviculare subsp. aviculare W. L. Jepson 1939-8-4 19333 Plumas Rock Creek Meadow Valley 1219 Comment
  CAS-BOT-BC414044  Polygonum aviculare subsp. aviculare Greg Sommers 1976-8-4 215 Plumas Sierra Valley Marsh. Along road at west end of Dyson Lane 1524 Comment
  CAS-BOT-BC414050  Polygonum aviculare subsp. aviculare M. S. Taylor 1982-9-8 5112 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 4 air mi s of Greenville 1371 Comment
  POM104624  Polygonum bistortoides Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  JEPS87827  Polygonum davisiae Lowell Ahart 1994-7-20 7476 Plumas about 1/2 mi nw Mount Etna (n side of ridge, n of Pacific Crest Trail, Plumas and Sierra Cos.); Bunker Hill Ridge 1981 Comment
  RSA88466  Polygonum davisiae J. T. Howell 1951-6-28 27692 Plumas Eureka Peak 1982 Comment
  CAS-BOT-BC414566  Polygonum douglasii Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  SD131786  Polygonum douglasii Barbara Ertter 1988-7-25 7847 Plumas Diamond Mts ca 12 airmiles SSW of Susanville, Snoring Springs I(c) mi N of Diamond Mt-Greenville-Red Rock jct 1981 Comment
  CHSC97168  Polygonum douglasii subsp. douglasii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14001 Plumas East side of an open rocky flat, 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC40622  Polygonum douglasii subsp. johnstonii Lowell Ahart; Jim Jokerst 1985-10-4 5193 Plumas Along the road, south of where the road crosses Onion Valley Creek at Onion Valley, about 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. 1828 Comment
  UC726251  Polygonum douglasii subsp. spergulariiforme A. A. Heller 1937-9-1 15344 Plumas in a field near Feather River Bridge at Chester 1304 Comment
  SEINET4335354  Polygonum majus W. Harnach, N. Harnach 1990-6-13 366 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  CHSC100367  Polygonum minimum Lowell Ahart 2008-9-10 15378 Plumas On the bottom and sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  CHSC113634  Polygonum minimum Lowell Ahart 2014-8-31 19800 Plumas In and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  JEPS110522  Polygonum persicaria Lowell Ahart 2006-10-23 13496 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 1281 Comment
  RSA609419  Polygonum phytolaccifolium Louis C. Wheeler 1958-7-28 7337 Plumas Sierra Nevada: ca. 1/4 mile S of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  CAS-BOT-BC419892  Polygonum polygaloides subsp. confertiflorum Roxana S. Ferris; Laura Lorraine 1941-8-9 10428 Plumas At Lake Almanor Public Camp. (near village). Comment
  CHSC36929  Polygonum polygaloides subsp. kelloggii M. S. Taylor 1982-6-21 4707 Plumas Dry open slope above creek, off Eureka Ridge Rd (23N09), ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 1859 Comment
  CHSC53212  Polygonum polygaloides subsp. kelloggii L. P. Janeway 1989-6-14 3307 Plumas Plumas National Forest. Beckwourth Ranger District. Forest along the s'ly side of Red Clover Valley. Openings in yellow pine forest. 1699 Comment
  JEPS81571  Polygonum polygaloides subsp. kelloggii M. S. Taylor 1982-6-21 4707 Plumas off Eureka Ridge Rd (23N09) ca 1/4 mi above, ca 3 air mi sw of Sloat spring; Blue Nose Mt. quad., White Cap 1859 Comment
  RSA537633  Polygonum sawatchense Barbara J. Ertter, Gary Schoolcraft 1989-7-3 8642 Plumas ca 1/2 mile below Red Rock lookout, ca 8 airmiles S of Susanville 2134 Comment
  CDA18754  Polygonum sawatchense subsp. oblivium G. D. Barbe, T. C Fuller 1982-7-16 3762 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  UC1075684  Polygonum sawatchense subsp. oblivium Robert J. Weatherby 1955-7-2 1570 Plumas near Taylor Lake; Bear Ridge 2194 Comment
  CDA2343  Polypogon monspeliensis L. Ahart 2001-8-29 9259 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. Comment
  JEPS94289  Polypogon monspeliensis Lowell Ahart 1997-9-11 7902 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on the w side of the North Fork of the Feather River, on w edge of Caribou Road); North Fork of the Feather River, Caribou Road 792 Comment
  UCD91381  Polypogon monspeliensis R. Tofsrud 1947-7-1 215 Plumas Near Vinton. Comment
  CAS-BOT-BC72357  Polystichum imbricans subsp. imbricans John Thomas Howell; Gordon H. True 1967-5-9 42213 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  CHSC116272  Polystichum imbricans subsp. imbricans Lowell Ahart 2015-10-23 20578 Plumas On the west side of Slate Creek Reservoir, about 100 yards northwest of the intake building, about 2 1/4 miles (air) northeast of La Porte Road, about 6 miles (air) southwest of L Porte. 1128 Comment
  JEPS116124  Polystichum imbricans subsp. imbricans Lowell Ahart, John Dittes 2009-7-27 16164 Plumas On dry soil, on and around large rocks, about 50 yards southeast of a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CDA18675  Polystichum lemmonii G. D. Barbe, T. C. Fuller 1982-6-15 3729 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CHSC63442  Polystichum lemmonii Lowell Ahart 1994-7-28 7531 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  CAS-BOT-BC72505  Polystichum scopulinum Wayne Dakan 1974-8-25 s.n. Plumas Devils Punch Bowl Comment
  CAS-BOT-BC105587  Populus trichocarpa Alice Eastwood 1927-6-15 14551 Plumas Forest Lodge, Greenville - United States Forest Reserve 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
  CDA32108  Portulaca oleracea L. Ahart, John Dittes 2009-9-7 16389 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. Comment
  UC1099877  Potamogeton epihydrus subsp. nuttallii Malcolm A. Nobs, S. Galen Smith 1949-8-20 1469 Plumas 9 mi s of Milford (on road between Beckwith and Milford); Willow Creek Comment
  POM312995  Potamogeton foliosus Malcolm A. Nobs, S. Galen Smith 1949-8-18 1363 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CAS-BOT-BC453786  Potamogeton natans David D. Keck 1932-7-3 1662 Plumas Along Spanish Creek. Quincy, in the Northern Sierra Nevada. 1065 Comment
  SD6452  Potamogeton perfoliatus Daniel Cleveland 1882-5-12 Plumas Big Meadows Comment
  JEPS123945  Potamogeton richardsonii Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20426 Plumas On the west side of Duck Lake (near Blue Lake), 1,180 feet north of Forest Service Road 29N18, 3.19 air miles west-southwest of Sifford Mt., 6.41 air miles south-southeast of Lassen Peak. Comment
  POM147079  Potentilla glandulosa Alice Eastwood 1927-06 14639 Plumas United States Forest Reserve, Road from Long Valley to Greenville Comment
  POM275173  Potentilla glandulosa subsp. hansenii Lyman D. Benson 1932-7-29 3988 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CHSC79903  Potentilla gracilis G. F. Hrusa; J. Dinsdale 1989-6-27 7215 Plumas Sierra Nevada. Around margin of Snake Lake, approx. 5 m. WNW of Quincy. [Original lat./long. on label is '39 59 N; 120 57 W']. 1250 Comment
  CDA19274  Potentilla gracilis var. elmeri G. D. Barbe, T. C. Fuller 1982-6-17 3858 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  CHSC108122  Potentilla gracilis var. fastigiata Lowell Ahart 2011-9-20 17682 -A Plumas Along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  CHSC53216  Potentilla gracilis var. fastigiata L. P. Janeway 1989-6-30 3431 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
  CAS-BOT-BC540077  Potentilla gracilis var. fastigiata Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  CAS-BOT-BC540406  Potentilla gracilis var. fastigiata John Thomas Howell 1955-7-20 30831 Plumas Sierra Nevada, Mohawk 1371 Comment
  CAS-BOT-BC158506  Potentilla millefolia Thomas H. Kearney 1944-8-14 66 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC158524  Potentilla millefolia A. A. Heller; P. B. Kennedy 1907-7-3 8691 Plumas Red Clover Valley Comment
  CAS-BOT-BC158521  Potentilla millefolia Lloyd W. Swift 1931-5-16 47 Plumas Plumas National Forest. Murdock Crossing 1524 Comment
  SEINET6637079  Potentilla millefolia A. A. Heller, P. B. Kennedy 1907-7-3 8691 Plumas Red Clover Valley Comment
  CHSC60141  Potentilla rivalis L. P. Janeway 1992-11-4 4320 Plumas Plumas National Forest. Northwest side of Lake Davis, ca 0.3 mi west of the Bagley Pass Road; at the end of Mosquito Slough Road (24N54Y). Below high water level, ca 200 ft from present water level. 1755 Comment
  CAS-BOT-BC531758  Potentilla rivalis W. Harnach; N. Harnach 1990-7-6 466 Plumas Sierra Valley, on the first corner E of county rd. A-23 on Marble Lane 1487 Comment
  CAS-BOT-BC47617  Primula suffrutescens Anna Head 1921-8-1 s.n. Plumas Gray Eagle Meadows, Feather River Region 1828 Comment
  CHSC21579  Prunella vulgaris var. lanceolata D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  CHSC51229  Prunella vulgaris var. lanceolata Lowell Ahart 1976-7-7 1156 Plumas Along Cold Water Creek, at the camp on Cold Water Creek, about 4 miles south of Grizzly Mountain. 1524 Comment
  CHSC70802  Prunella vulgaris var. lanceolata B. Castro; R. Zebell, R. Fallscheer 1989-8-15 395 Plumas Ca 6 air mi S of Bucks Lake, ca 0.3 mi SE of jcn USFS Rds 23N15 and 23N70, ca 100 ft E of Rd 23N70 by small pond. 1670 Comment
  CAS-BOT-BC158593  Prunus John Thomas Howell; H. Keith Wagnon 1980-5-26 53594 Plumas North Fork of Feather River between the mouth of East Branch and Caribou 792 Comment
  UC1128345  Prunus emarginata G. F. Burk 1933-8-20 39 Plumas Lexington Hill, Plumas National Forest Lexington Hill; Plumas National Forest, Lexington Hill 1676 Comment
  UC567074  Prunus emarginata D. Axelrod 1934-6-4 11 Plumas sw of La Porte 1645 Comment
  CAS-BOT-BC154847  Prunus virginiana var. demissa Clare B. Hardham 1975-8-2 20457 Plumas Black Mt. 2133 Comment
  SD9073  Pseudognaphalium microcephalum Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CAS-BOT-BC357352  Pseudognaphalium microcephalum Thomas H. Kearney 1944-8-14 155 Plumas Near Prattville, Lake Almanor Comment
  CDA14011  Pseudostellaria jamesiana G. F. Hrusa, T. D. Wilfred 1997-6-26 13928 Plumas Sierra Nevada; About Pine Creek at Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CHSC76049  Pseudostellaria jamesiana G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3229 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  CHSC89508  Pseudostellaria jamesiana G. Douglas Barbe; T. C. Fuller 1982-7-16 3759 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 miles south of Green Flat, Plumas National Forest. 1981 Comment
  JEPS95460  Pseudostellaria jamesiana Lowell Ahart 1994-7-7 7452 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  JEPS48665  Pseudostellaria jamesiana Esther C. Fritz 1933-7-14 Plumas Camp Califorest Comment
  UC1075673  Pseudostellaria jamesiana Robert J. Weatherby 1955-7-2 1582 Plumas Wilcox Valley 1767 Comment
  CAS-BOT-BC361777  Psilocarphus brevissimus var. brevissimus John Thomas Howell 1962-6-18 37803 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC147878  Purshia tridentata var. tridentata John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2207 Plumas Mouth of Butterfly Creek 883 Comment
  CHSC109999  Purshia tridentata var. tridentata B. Castro; L. P. Janeway 2006-6-3 1535 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1673 Comment
  RSA641878  Purshia tridentata var. tridentata Michael A. Vincent 1999-6-7 8529 Plumas W of Frenchman Lake along FS Route 11. Plumas National Forest. Milford Ranger District. 1524 Comment
  RSA331942  Pycnanthemum californicum Walter Wisura, Dave Kelly 1985-8-2 4092 Plumas ca. 3.3 mi fr. Hwy 70 at Twain, Just N of Butterfly Botanical Area. Comment
  SEINET10499007  Pycnanthemum californicum Mary Susan Taylor 1981-7-21 Taylor 4086 Plumas T24N R11E nw/ne sec 19, Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi N of jct of 401 and 25N42, ca. 3 mi N of Spring Garden. 4500 ft elev. 1372 Comment
  RSA0084298  Pyrola aphylla Diana Jolles 2005-7-15 127 Plumas Mt. Hough, access road near Rt. 89/70 junction, Plumas National Forest. 1312 Comment
  CHSC117552  Pyrola dentata Lowell Ahart 2016-7-9 21098 Plumas South of road bank, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  CHSC56868  Pyrola dentata L. P. Janeway 1991-7-3 4108 Plumas Plumas National Forest. Small drainage to Freeman Creek 1 3/4 mi west of Smith Peak. 1965 Comment
  CAS-BOT-BC462783  Pyrola dentata E. K. Balls 1950-8-30 15508 Plumas 5 mi W of Feather River Experiment Station, Quincy 1066 Comment
  JEPS58819  Pyrola dentata W. L. Jepson 1924-7-24 10633 Plumas Rich Point 914 Comment
  CHSC52733  Pyrola picta L. P. Janeway 1990-7-31 3820 Plumas Plumas National Forest. Near the crest of Grizzly Ridge, on the N side at head of drainage of the SW fork of Paradise Cr. 2042 Comment
  CHSC63460  Pyrola picta Lowell Ahart 1994-7-22 7507 Plumas Plumas/Sierra counties. On the south side of the Pacific Crest Trail, north of Mount Etna. 1981 Comment
  RSA715689  Pyrrocoma carthamoides var. cusickii L. Ahart, Josephine Guardino 2005-8-10 12306 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. 1822 Comment
  CAS-BOT-BC328161  Pyrrocoma lucida L. S. Smith 1932-9-19 2726 Plumas Beckwith Meadow, Tahoe National Forest Comment
  CAS-BOT-BC94827  Pyrrocoma lucida R. C. Wenk 2009-7-13 1122 Plumas Plumas N.F., Frenchman Lake, Little Last Chance Creek Rd., near far N end of lake 1700 Comment
  JEPS5021  Pyrrocoma lucida Roxana S. Ferris 1951-9-14 12469 Plumas just n Sierra County line (between Graeagle and Calpine) Comment
  CAS-BOT-BC362344  Pyrrocoma racemosa var. paniculata Lewis S. Rose 1955-7-19 55147 Plumas Vinton 1505 Comment
  CHSC69123  Pyrrocoma racemosa var. paniculata Vernon Oswald; Beth Corbin, Gary Schoolcraft 1997-8-5 8811 Plumas Hay Meadow north of Lake Almanor near the southeast corner of the Caribou Wilderness. 1950 Comment
  CAS-BOT-BC62430  Quercus chrysolepis Mrs. Jos Clemens 1919-10-27 s.n. Plumas Taylorsville Comment
  SEINET9005743  Quercus chrysolepis R. J. Holl 1928-5-28 s.n. Plumas Keddie, California, bench above the river 1067 Comment
  CAS-BOT-BC93985  Quercus durata L. P. Janeway 1993-7-20 4464 Plumas Caribou quad. Canyon of E Branch North Folk Feather River; in large ravine 500 ft N og Hwy 70, opposite the road to 853 Comment
  CAS-BOT-BC105317  Quercus kelloggii C. Hart Merriam 1906-10-1 s.n. Plumas Quincy Comment
  JEPS115887  Quercus kelloggii Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15856 Plumas On the south side of the road, near cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  HSC31106  Quercus vacciniifolia R. F. Thorne, C. W. Tilforth 1969-9-6 39221 Plumas 2.5 mi S of Graeagle on Gold Lake Rd. 1646 Comment
  POM186426  Quercus vacciniifolia D. D. Keck 1932-7-3 1708 Plumas Quincy, in the northern Sierra Nevada; water supply canyon to the left hand just south of town. 1067 Comment
  CAS-BOT-BC362809  Raillardella scaposa L. P. Janeway 1989-7-7 3468 Plumas Beckwourth Ranger District, Plumas National Forest. NE side of Red Clover Valley; along rd 24N23 0.5 mi SE of road 26N70 (the road to Laufman); vicinity of Lava Spring 1691 Comment
  UC118194  Ranunculus alismifolius var. alismifolius T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  CHSC55576  Ranunculus alismifolius var. lemmonii Steven Triano 1988-4-17 54 Plumas Ca 40 ft s of Hwy. 89 and 0.7 mi w of Almanor. 1386 Comment
  RSA101443  Ranunculus alismifolius var. lemmonii R. Weatherby 1955-6-22 1536 Plumas Common in meadow just below Spanish Creek. Red fir forest. 2134 Comment
  CAS-BOT-BC379216  Ranunculus aquatilis John Thomas Howell 1962-6-19 37860 Plumas 5.5 mi E of Beckwourth Comment
  CHSC37774  Ranunculus aquatilis var. capillaceus M. S. Taylor 1981-5-10 3670 Plumas In n side of Antelope Lake, ca. 1/4 mi w of Boulder Creek and USFS Work Center, ca. 20 mi ne of Taylorsville. 1536 Comment
  CAS-BOT-BC378976  Ranunculus aquatilis var. diffusus Thomas H. Kearney 1944-8-14 54 Plumas near Prattville, Lake Almanor Comment
  UCD20198  Ranunculus aquatilis var. diffusus R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. Comment
  SEINET13711123  Ranunculus cymbalaria var. saximontanus Lowell William Ahart, Lowell William Ahart 2001-1 9239 Plumas Little Last Chance Creek, Strand of Frenchman Lake (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  SEINET8696953  Ranunculus flabellaris W. Harnach, N. Harnach 1991-6-17 545 Plumas Sierra Valley, 0.75 mile W of steel bridge on Marble Lane. 1486 Comment
  UC1075655  Ranunculus flammula Robert J. Weatherby 1950-7-7 1458 Plumas Snake Lake Quincy 1219 Comment
  CHSC102111  Ranunculus flammula var. ovalis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16240 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  RSA726350  Ranunculus occidentalis var. occidentalis L. Ahart, John Dittes 2007-6-16 14114 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
  RSA95438  Ranunculus occidentalis var. ultramontanus J. T. Howell 1951-6-27 27621 Plumas Jamison Creek 1829 Comment
  CDA19218  Ranunculus orthorhynchus var. orthorhynchus G. D. Barbe, T. C. Fuller 1982-6-16 3787 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  SD8000  Ranunculus sceleratus var. multifidus Mrs. R. M. Austin 1880-1 Plumas Indian Valley Comment
  CAS-BOT-BC59567  Rhamnus John Thomas Howell 1977-8-11 52681 Plumas Sierra Nevada - Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  SEINET264185  Rhamnus purshiana S. Gessel 1940-7-15 Plumas Brush Fields Bear Creek Road Comment
  UC1121917  Rhamnus purshiana F. W. Embree 1934-6-12 98 Plumas 1.25 mi s and 0.25 mi w Bucks Lane; Plumas National Forest, Bidwell Bar Quad. 1706 Comment
  UC870763  Rhamnus purshiana A. A. Heller 1915-6-7 12050 Plumas 12 mi w Bucks (near summit of Soapstone Ridge); Sierra Nevada, Soapstone Ridge 1676 Comment
  UC1408962  Rhamnus rubra R. F. Thorne and C. W. Tilforth 1969-9-6 39225 Plumas ca 2.5 mi s Graeagle (on Gold Lake Road) 1645 Comment
  UC1121083  Rhododendron occidentale F. W. Embree 1934-6-6 64 Plumas Plumas National Forest, s slope of Bucks Mountain Bucks Mountain; Plumas National Forest, Bucks Mountain 1524 Comment
  UCR102421  Rhynchospora alba L. C. Wheeler 1959-7-16 7577 Plumas Northern Sierra Nevada Mtns, Butterfly Valley Comment
  CHSC81938  Rhynchospora capitellata L. P. Janeway 2001-7-5 7416 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  RSA246600  Rhynchospora capitellata Robert F. Thorne, Larry E. DeBuhr, Tilforth 1972-9-20 42344 Plumas Butterfly Valley Botanic Area: Partly in Plumas Nat l Forest; near Darlingonia Bog 1174 Comment
  CAS-BOT-BC108711  Ribes cereum Barbara T. Menzies 1978-4-19 s.n. Plumas Sierra Nevada. Near Beckwourth Pass. Comment
  CAS-BOT-BC108714  Ribes cereum Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake. Comment
  UC1586417  Ribes cereum Vernon H. Oswald and Lowell Ahart 1991-6-18 4689 Plumas ca. 5.5 mi (air) n Greenville (ne side of lake); Homer Lake 1920 Comment
  RSA0024861  Ribes cereum var. cereum L. Ahart, John Dittes 2005-9-20 12438 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2042 Comment
  SD8336  Ribes divaricatum Daniel Cleveland 1882-7-26 Plumas Big Spring, Big Meadows Comment
  CHSC46657  Ribes nevadense Lowell Ahart 1989-7-2 6343 Plumas On broken rocks, near low cliffs, on the north-west side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 Comment
  CHSC81378  Ribes nevadense L. P. Janeway 1996-4-23 4956 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CHSC87645  Ribes nevadense Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10911 Plumas On the east side of Forest Road 25N10, about 2 miles (air) west of Grizzly Peak, about 8 miles (air) northeast of Quincy. 1804 Comment
  SEINET5339753  Ribes nevadense M. J. Williams 1967-4-22 s.n. Plumas 1 mile w. of Storrie, Rocky bank 518 Comment
  CHSC21109  Ribes roezlii F. T. Griggs; A. Pass 1975-7-1 23 Plumas East of Grizzly Peak. Buck's Lake Forest Service Survey. Comment
  RSA0018269  Ribes roezlii B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 952 Plumas Plumas National Forest, ca. 6 mi. N of Gold Lake on Gold Lake Road, and 2.6 mi. S of junction with Highway 89. 1829 Comment
  UC586937  Ribes roezlii Joseph Andorfer Ewan 1934-6-25 8224 Plumas above Dentens (Blairsden) (Gold Lake Road); Sierra Nevada Comment
  UCSB16018  Ribes roezlii 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
  RSA0018270  Ribes roezlii E. Sawyer 1935-5-27 42 Plumas 3 miles NNW of Kerby. 1616 Comment
  UCR123368  Ribes roezlii var. amictum George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6882 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  CAS-BOT-BC186237  Ribes roezlii var. roezlii Walter Knight; Irja Knight 1967-5-22 1823 Plumas Overnight camp. Butterfly Botanical Area and Vicinity 1097 Comment
  JEPS59925  Rigiopappus leptocladus Lewis S. Rose 1968-6-11 68101 Plumas 4 mi s Keddie; Butterfly Valley 1036 Comment
  CAS-BOT-BC74644  Rorippa curvisiliqua E. K. Balls 1950-8-31 15549 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1066 Comment
  CHSC40441  Rorippa curvisiliqua Lowell Ahart 1985-7-11 5127 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. 1584 Comment
  CHSC97546  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2007-6-17 14102 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC74870  Rorippa tenerrima John Thomas Howell 1976-7-16 51896 Plumas Sierra Nevada. Spanish Creek at mouth of Wapaunsie Creek. 1097 Comment
  RSA699784  Rosa bridgesii L. Ahart, J. Dittes, J. Guardino, R. Schlising 2004-7-3 11174 Plumas 1/4 mile N of Taylor rock. Ca 1 mile (air) SW of Grizzly Peak. Ca 5 miles (air) S of Taylorsville. Ca 8 miles (air) NE of Quincy. 2054 Comment
  CAS-BOT-BC148163  Rosa gymnocarpa John Thomas Howell 1951-8-19 28186 Plumas Greenville 1097 Comment
  CAS-BOT-BC148171  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1969-6-24 2627 Plumas Ner Overnight Camp - Butterfly Botanical Area and vicnity 1097 Comment
  CAS-BOT-BC148174  Rosa gymnocarpa Walter Knight; Irja Knight 1966-6-18 1280 Plumas Butterfly Valley 1143 Comment
  CAS-BOT-BC148180  Rosa gymnocarpa Lewis S. Rose 1963-6-3 63098 Plumas Butterfly Valley, 2 mi. sw of Keddie 1188 Comment
  UC2029126  Rosa gymnocarpa subsp. helleri Glenn Clifton 2004-6-16 42723 Plumas 3-4 miles SE of Quincy, quincy Quad., N-facing slope Comment
  CAS-BOT-BC147047  Rosa pisocarpa John Thomas Howell 1961-9-22 36815 Plumas Greenville 1088 Comment
  SEINET7704117  Rosa woodsii var. ultramontana W. Harnach, N. Harnach 1990-6-27 422 Plumas Sierra Valley, W of Beckwourth, Ramelli Ranch (USFS), between river and R/R. 1487 Comment
  CHSC103149  Rotala ramosior Lowell Ahart; John Dittes 2009-9-7 16383 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  UC1191574  Rotala ramosior Malcolm A. Nobs, S. Galen Smith 1949-8-18 1355 Plumas at s end of Lake Almanor Lake Almanor Comment
  OBI69177  Rubus armeniacus Kristina L. Schultz, Dan Schultz 2000-11-3 7 Plumas Quincy Range. Located 1/4 mi off trl at the intersection of Jackson st and Old Meadow Valley rd 1067 Comment
  CHSC21514  Rubus parviflorus L. Mayer; D. Brink 1975-7-8 Plumas Buck's Lake. Comment
  CHSC40850  Rubus parviflorus K. R. Stern 1985-6-25 8279 Plumas Vicinity of Blairsden. 1402 Comment
  JEPS48878  Rubus parviflorus Esther C. Fritz 1933-6-28 Plumas along Schneider Creek; along Schneider Creek 1188 Comment
  SEINET10483606  Rubus procerus Mary Susan Taylor 1982-5-23 Taylor 4516 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
  POM280481  Rumex acetosella Lyman Benson 1932-7-29 3995 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  RSA232884  Rumex acetosella L. S. Rose 1968-6-10 68093 Plumas Quincy. 1037 Comment
  CAS-BOT-BC422039  Rumex acetosella Alice Eastwood 1927-6-17 14647 Plumas United States Forest Reserve. Long Valley Comment
  UC1191268  Rumex maritimus Malcolm A. Nobs and S. Galen Smith 1949-8-18 1376 Plumas n end Lake Almanor; , Last Chances Marshes Comment
  JEPS114529  Rumex salicifolius var. triangulivalvis Lowell Ahart 2008-8-13 15173 Plumas West side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of LaPorte 1613 Comment
  CAS-BOT-BC434302  Rumex triangulivalvis Malcom A. Nobs; S. Galen Smith 1949-8-18 1371 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester Comment
  CAS-BOT-BC434305  Rumex triangulivalvis John Thomas Howell 1951-6-27 27559 Plumas Johnsville 1584 Comment
  CAS-BOT-BC434309  Rumex triangulivalvis John Thomas Howell 1960-7-19 35616 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  UCSB15922  Rumex triangulivalvis Breedlove, Dennis 1962-6-12 Plumas on northern bank of Indian Creek along State Highway 89, 6.9 miles south of Greenville; Sierra Nevada 1066 Comment
  CAS-BOT-BC445677  Sagittaria cuneata John Thomas Howell 1966-7-29 42009 Plumas Quincy. 1036 Comment
  RSA52875  Sagittaria latifolia R. Weatherby 1950-7-21 1483 Plumas Butterfly Lake near Quincy. 1220 Comment
  CAS-BOT-BC103878  Salix exigua Greg Sommers 1976-6-12 119 Plumas Along Dyson Lane, 100 meters west of metal Bridge 1524 Comment
  CAS-BOT-BC128430  Salix lasiolepis var. lasiolepis David D. Keck 1932-7-3 1657 Plumas Meadow south of Spanish Creek, Quincy - Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC124787  Salix lemmonii John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2398 Plumas Butterfly Botanical Area Comment
  RSA201335  Salix lemmonii J. T. Howell 1960-7-20 35724 Plumas Drakesbad. 1677 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
  UC482034  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 394 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  UCSB15994  Salix ligulifolia Breedlove, Dennis 1962-6-12 Plumas Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CDA14754  Salix lucida subsp. lasiandra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3315 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite 1341 Comment
  CHSC97163  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14035 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  CAS-BOT-BC129352  Salix melanopsis unspecified 1931-5-27 7 Plumas Plumas Meadows Comment
  CAS-BOT-BC129391  Salix melanopsis A. A. Heller; P. B. Kennedy 1907-7-13 8830 Plumas Taylorville Comment
  CAS-BOT-BC129394  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
  CHSC37777  Salix melanopsis M. S. Taylor 1982-5-13 4438 Plumas Gansner Park, Quincy. 1036 Comment
  LA208871  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 396 Plumas N fork of Feather River, at Chester, at hwy bridge 1350.0 Comment
  CHSC101933  Salix scouleriana Lowell Ahart; John Dittes 2009-7-15 16079 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
  RSA59276  Salsola tragus E. K. Balls 1950-8-31 15 .57 Plumas Behind Forest Service Ranger Station, Quincy, American Valley. 1098 Comment
  CAS-BOT-BC235029  Sambucus Rimo Bacigalupi 1927-7-8 1658 Plumas Western edge of Long Lake Comment
  SD46577  Sanguisorba annua Robert J. Weatherby 1930-7-7 1456 Plumas Gansner Creek, Quincy 1219 Comment
  SEINET10483615  Sanguisorba annua Mary Susan Taylor 1982-6-28 Taylor 4755 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
  UC555549  Sanguisorba annua H. L. Mason 1924-6-16 1042 Plumas near Graeagle (South banks of Feather River); s banks of Feather River Comment
  CAS-BOT-BC223222  Sanicula bipinnatifida Alice Eastwood 1927-6-12 14531 Plumas United States Forest Reserve. Forest Lodge near Greenville Comment
  CDA38521  Sanicula graveolens L. P. Janeway 2001-7-3 7270 Plumas Northern High Sierra Nevada.; Top of south-southwest facing slope overlooking Middle Fork Feather River; head of Sherman Creek. Comment
  CHSC42093  Sanicula graveolens Lowell Ahart 1986-7-8 5352 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CHSC99823  Sanicula graveolens Lowell Ahart 2008-7-16 15099 Plumas Dry open area, west of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 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
  SBBG128727  Sanicula graveolens L. Ahart 2008-7-16 15099 Plumas dry open area, W of a small meadow (swamp), N of a small deep stream, ca. 130 yards N of paved rd, ca. 1/4 mi W of bridge where the S Fork of the Feather River flows into Little Grass Valley Reservoir, ca. 2 1/2 mi (air) N of La Porte 1597 Comment
  SD107288  Sanicula graveolens Christopher Davidson 1975-6-7 2742 Plumas 3 miles west of road to Snake Lake, departing northwest of Highway 89 around 2 miles north of Quincy. 1280 Comment
  UCD128023  Sanicula graveolens W. R. Powell 1968-7-3 1605 Plumas 5.5 miles north of La Porte. 1691 Comment
  JEPS87765  Sanicula tuberosa Lowell Ahart 1994-6-12 7315 Plumas about 1 1/4 air mi s Bucks Lake (sw of small branch of Willow Creek, near Cedar Flat, on w side of Faggs Mine Road); s of Bucks Lake, sw of branch Willow Creek, Faggs Mine Road 1706 Comment
  UCD128048  Sanicula tuberosa John Thomas Howell 1960-7-19 35692 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  JEPS956  Sanicula tuberosa W. L. Jepson 1927-6-23 12305 Plumas Warner Creek 1584 Comment
  POM216679  Sanicula tuberosa M. Canby 1929-5-12 131 Plumas 15 miles W of Portola Comment
  CHSC95004  Saponaria officinalis Lowell Ahart 2006-10-23 13479 Plumas On large gravel, on the southeast side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  RSA0101547  Sceptridium dissectum R. M. Austin 1878-1 s.n. Plumas [No location data on label] Comment
  SEINET3991677  Schoenolirion Unknown 1941-8-5 Plumas Keddie 1067 Comment
  CAS-BOT-BC111275  Schoenoplectus acutus var. occidentalis Alice S. Mulford 1944-8-14 s.n. Plumas Lower end of Smith Lake, in water 1874 Comment
  CAS-BOT-BC111571  Schoenoplectus americanus John Thomas Howell 1960-7-19 35642 Plumas Wet slope near hot springs, Drakesbad. Plants of Lassen Volcanic National Park. Comment
  CAS-BOT-BC111574  Schoenoplectus americanus W. R. Dudley 1909-8-26 s.n. Plumas Near East Hot Springs, Sierra Valley. Comment
  UC1594684  Schoenoplectus subterminalis Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5036 Plumas via Gold Lake Forest Hwy (County Rd. 519) ca 5 mi (air) ssw Graeagle (Grass Lake located just w of Lakes Basin Campground, w end Grass Lake); w end Grass Lake, w of Lakes Basin Campground 1926 Comment
  JEPS64014  Scirpus diffusus W. L. Jepson 1927-6-23 12313 Plumas Warner Creek Valley 1584 Comment
  CDA14740  Scleranthus annuus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3282 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  SEINET7718227  Scutellaria antirrhinoides Unknown Plumas American Valley Comment
  CDA18457  Scutellaria siphocampyloides G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3178 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
  CAS-BOT-BC240088  Secale cereale John Thomas Howell 1955-7-19 30778 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC240090  Secale cereale John Thomas Howell 1961-6-21 36682 Plumas Greenville 1097 Comment
  JEPS73836  Sedum albomarginatum P. C. Hutchison 1967-6-16 7333 Plumas 4.1 mi above Rich Bar (East Branch North Fork Feather River); East branch North Fork Feather River, above Rich Bar Comment
  JEPS119498  Sedum obtusatum subsp. boreale Lowell Ahart 2011-9-20 17693 Plumas On the north side of Onion Valley Creek, on the north side of Pilot Peak, about 200 yards east of the east edge of Onion Valley meadow, about 9 miles (air) northeast of La Porte. Comment
  SEINET10449670  Sedum obtusatum subsp. boreale Mary Susan Taylor 1982-7-12 Taylor 4823 Plumas T22N R11E nw/ne sec 33. Sierra City NW quad. On rock outcrops on n side of Rd 507, 3.7 mi sw of Johnsville, 1.7 mi w of Jamison Creek Campground. 6000 ft. 1829 Comment
  RSA716324  Senecio aronicoides L. P. Janeway 2005-6-26 8442 Plumas Northern High Sierra Nevada. Above road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  CAS-BOT-BC363732  Senecio hydrophilus John Thomas Howell 1951-8-20 28218 Plumas Indian Valley 1097 Comment
  RSA0012737  Senecio hydrophilus E. K. Balls 1950-9-6 15685 Plumas Road from Quincy to East Quincy. 1098 Comment
  SEINET10971192  Senecio hydrophilus Mary Susan Taylor 1982-9-8 Taylor 5121 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  SEINET3148726  Senecio hydrophilus E. K. Balls 1950-9-6 15685 Plumas Road from Quincy to East Quincy 1097 Comment
  CAS-BOT-BC363797  Senecio integerrimus Walter Knight; Irja Knight 1967-5-22 1806 Plumas Butterfly Botanical Area and Vicinity. Rubble gap Comment
  CAS-BOT-BC363926  Senecio integerrimus var. exaltatus Mary Strong Clemens 1920-5-4 s.n. Plumas Greenville Comment
  RSA0124964  Senecio integerrimus var. exaltatus E. K. Balls, Lee W. Lenz 1955-5-13 20703 Plumas Between Tobin and Camp Rogers, US Hwy 40 alt. 610 Comment
  CHSC107461  Senecio integerrimus var. major Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-10-21 18 Plumas Northern High Sierra Nevada. 1.9 miles East of intersection of 22N60, 22N27, and Pacific Crest Trail, 500 ft downslope of 22N27 road. 1744 Comment
  UCD135736  Senecio serra var. serra A. A. Heller; P. B. Kennedy 1907-7-16 8860 Plumas Genessee valley near Genessee. Comment
  CAS-BOT-BC364401  Senecio triangularis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC77041  Sericocarpus oregonensis L. P. Janeway 1996-8-13 5066 Plumas Top of ridge between Kingsbury Ravine and West Branch Salt Creek; above Twain and East Branch North Fork Feather River. 1432 Comment
  CAS-BOT-BC213136  Sidalcea John Thomas Howell 1977-6-21 52389 Plumas Between Seneca and Butt Valley Reservoir, Sierra Nevada Comment
  JEPS67211  Sidalcea glaucescens W. I. Follett 1936-6-29 Plumas Rich Gulch Comment
  RSA718777  Sidalcea glaucescens L. P. Janeway 2006-7-11 8811 Plumas Northern High Sierra Nevada. About 2.7 km north of Quincy; 70 m northwest Hwy 70 along south side of Snake Lake Road. Southeast-facing slope; 1097 Comment
  UC108848  Sidalcea glaucescens D. Cleveland 1882-7-25 Plumas Big Meadows Comment
  JEPS51035  Silene douglasii W. L. Jepson 1939-7-31 10310 Plumas Spanish Peak Summit 2147 Comment
  SEINET10899195  Silene douglasii Mary Susan Taylor 1982-7-21 Taylor 4894 Plumas T23N R10E se/ne sec 7. Quincy quad. Around s end of Bachs Creek Ridge on rock outcrops in dry open areas, ca. 5 mi se of Quincy. 5750 ft. 1753 Comment
  SEINET11263193  Silene douglasii Barbara Ertter, Gary Schoolcraft 1990-5-14 8970 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir.; 0 1372 Comment
  CHSC58166  Silene douglasii var. douglasii Vernon H. Oswald 1992-6-18 4988 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. On cliffs bordering the creek. 1621 Comment
  CAS-BOT-BC386894  Silene gallica John Thomas Howell; H. Keith Wagnon 1980-5-28 53707 Plumas North Fork Feather River canyon 4 miles northeast of Pulga Bridge Comment
  CHSC53138  Silene lemmonii L. P. Janeway 1989-6-30 3442 Plumas Plumas National Forest. Along rd 24N49Y ca 0.4 mi W of Crocker Cr and Beckwourth-Genesee Rd (6.8 mi N of Beckwourth and 0.3 mi N of Crocker Guard Station. 1798 Comment
  UCD98748  Silene lemmonii W. R. Powell 1968-7-2 1596 Plumas along road around SE side of Little Grass Valley Reservoir, 3 miles NNE of La Porte. 1554 Comment
  CAS-BOT-BC181366  Silene occidentalis John Thomas Howell 1951-6-27 27557 Plumas Johnsville - Sierra Nevada 1584 Comment
  CHSC82498  Silene occidentalis subsp. occidentalis Lowell Ahart 2002-6-26 9779 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  CAS-BOT-BC75118  Sisymbrium altissimum John Thomas Howell 1961-6-21 36677 Plumas Sierra Nevada. Greenville. 1097 Comment
  POM107998  Sisyrinchium bellum Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow 1677 Comment
  RSA169438  Sisyrinchium bellum Lewis S. Rose 1963-6-3 63089 Plumas Butterfly Valley, 2 miles SW of Keddie 1189 Comment
  JEPS105977  Smilacina racemosa Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11000 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
  UC1134652  Smilacina racemosa F. W. Embree 1934-6-6 88 Plumas Three Lakes Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC1134668  Smilacina racemosa D. Axelrod 1934-6-9 23 Plumas 2 1/4 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC844173  Smilacina racemosa Anna Head July 1921 Plumas Indian Pk. Feather River Region 2133 Comment
  RSA151741  Solidago californica R. C. Bacigalupi, J. R. Sweeney, G. Bacigalupi 1953-8-31 4344 Plumas Road from Greenville to Indian Agency, Indian Valley, about 2 miles east of Greenville. 1006 Comment
  JEPS88434  Solidago elongata Vernon H. Oswald and Lowell Ahart 1996-8-1 8135 Plumas Old Haun Rd. (Forest Rt. 201) ca. 0.9 mi w Hauns Mdw. (s slope of mt., sse of Dyer Mtn. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville); Dyer Mtn. 1463 Comment
  RSA0105470  Solidago elongata Lowell Ahart 2014-8-24 19746 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 to South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  UC1999885  Solidago elongata J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-12 9305 Plumas CA-89, E of Canyondam, 10.5 km NW of Greenville. 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
  CAS-BOT-BC157306  Sorbus californica E. K. Balls 1950-9-12 15786 Plumas 1.5 mi. along trail from Lakes Center Public Campground towards Long Lake outlet 2011 Comment
  CHSC100447  Sorbus californica Lowell Ahart 2008-9-10 15376 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  UC567072  Sorbus sitchensis G. T. Nordstrom 1934-7-17 233 Plumas 1 1/2 miles south and 1 1/2 miles east of Bucks Mountain 1524 Comment
  SEINET10483621  Sorbus sitchensis Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3903 Plumas T24N R8E sw/nw sec 7; N side of Silver Lake, ca. 4 mi NW of Meadow Valley; elevation ca. 6000 ft. 1829 Comment
  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
  RSA52907  Sparganium angustifolium subsp. emersum R. Weatherby 1950-7-28 1500 Plumas Water at edge of Smith Lake, near Quincy. 1250 Comment
  CHSC90293  Sparganium natans L. P. Janeway 1994-8-24 4750 Plumas Northern High Sierra Nevada. Shallow pond in South Fork Rock Creek at Deanes Valley Campground. 1298 Comment
  HSC94186  Spergularia rubra G. D. Barbe, T. C. Fuller, J. T. Howell 1981-6-23 3160 Plumas East Quincy; vacant lot E. of Lariat Lodge. Comment
  CHSC33808  Sphenosciadium capitellatum M. S. Taylor 1981-7-17 4026 Plumas Ca. 1/4 mi E of Bear Lakes trailhead, Lakes Basin, ca. 6 mi S of Mohawk. 1950 Comment
  JEPS48884  Spiraea densiflora Esther C. Fritz 1933-7-27 Plumas Spanish Peak; at intersection of road and trail to Monte Cristo Mine, going w 2133 Comment
  CAS-BOT-BC149641  Spiraea douglasii John Thomas Howell 1960-7-18 35583 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC149653  Spiraea douglasii John Thomas Howell 1924-8-10 617 Plumas Butterfly Valley near Quincy Comment
  JEPS45012  Spiraea douglasii W. L. Jepson 1918-8-16 8009 Plumas Engels; Lights Creek 1341 Comment
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1
  UC170950  Spiraea douglasii H. M. Hall 1912-6-28 9282 Plumas Spanish Creek; Sierra Nevada Mountains 1158 Comment
  SEINET7707730  Spiraea douglasii A. A. Heller, P. B. Kennedy 1907-7-9 8786 Plumas Prattville. Comment
  CAS-BOT-BC152538  Spiraea splendens Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC534890  Spirodela polyrhiza Herbert L. Mason 1953-7-8 14561 Plumas Four miles northwest of Loyalton Comment
  CHSC35278  Stachys ajugoides var. rigida M. S. Taylor 1981-8-19 4126 Plumas Jct Bell Creek and Rd 23N10, ca. 1.5 mi w of Sloat. In creek bed. 1310 Comment
  CHSC51238  Stachys ajugoides var. rigida Lowell Ahart 1976-7-7 1157 Plumas Growing along Cold Water Creek, at the camp on Cold Water Creek, about 4 miles south of Grizzly Mountain. 1524 Comment
  CHSC52071  Stachys ajugoides var. rigida L. P. Janeway 1989-8-2 3550 Plumas Where rd 23N08 crosses a southwestern fork of Bear Cr ca 1 mi NE from top of Eureka Ridge. Along side of creek. 1752 Comment
  JEPS104203  Stachys ajugoides var. rigida Lowell Ahart 2003-9-7 10557 Plumas Seep and spring on the n side of the road, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 3 1/2 mi (air) nw of Tamarack Flat, ca 6 mi (air) nw of Little Grass Valley Reservoir Dam. 1524 Comment
  JEPS114522  Stachys ajugoides var. rigida Lowell Ahart 2008-8-14 15207 Plumas On the sides of a small stream, about 50 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1600 Comment
  RSA754368  Stachys ajugoides var. rigida L. Ahart, John Dittes 2009-7-27 16168 Plumas Headwaters of Grizzly Gulch, 2.1 air miles NE of Butt Valley Reservoir Dam. 1480 Comment
  UC367245  Stachys albens J. G. Lemmon and wife Aug 1883 Plumas Indian Valley Northern California Comment
  CHSC100045  Stellaria crispa Lowell Ahart 2008-8-13 15169 Plumas East of La Porte Road, west bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC100046  Stellaria crispa Lowell Ahart 2008-7-16 15094 Plumas Near the northwest edge of a small meadow (swamp), about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  JEPS116102  Stellaria crispa Lowell Ahart, John Dittes 2009-7-28 16198 Plumas On wet soil and humus, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  RSA794952  Stellaria crispa L. Ahart, John Dittes 2009-7-28 16198 Plumas Seeps, slope northwest of mine, west above Forest Service Road 27N28Y, 2.9 air miles northwest of Butt Valley Reservoir Dam. 1582 Comment
  CAS-BOT-BC391178  Stellaria longipes subsp. longipes Hans Leschke 1961-8-15 1819 Plumas Lassen Volcanic National Park. Twin Meadows, southern part Comment
  CHSC80828  Stellaria obtusa Lowell Ahart 2001-7-19 8942 A Plumas Sand bar on the east side of Hopkins Creek, about 100 yards northwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CAS-BOT-BC375051  Stenotus acaulis G. D. Barbe 1982-6-9 3664 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest 2057 Comment
  CAS-BOT-BC375054  Stenotus acaulis Emily K. Mcpherson 1976-11-7 76- 32 -5 Plumas 5 mi. north of Beckwourth 2055 Comment
  CHSC100327  Stephanomeria lactucina Lowell Ahart 2008-8-14 15195 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  CHSC52729  Stephanomeria lactucina L. P. Janeway 1990-8-29 3839 Plumas Plumas National Forest. Southern flank of Mt Ingalls ca 1/4 mi from the top. 2407 Comment
  UC485808  Stephanomeria lactucina H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC112383  Stipa nelsonii var. dorei L. P. Janeway 2014-7-17 11561 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; 0.5 km north of Long Valley Creek, along the dryish eastern edge of the large meadow on the northwest side of Happy Valley. 1746 Comment
  CHSC113833  Stipa stillmanii Lowell Ahart 2014-9-9 19860 Plumas On the north side of the gravel road, on the west side of Sly Creek Reservoir, about 9 miles (air) southwest of La Porte. 1126 Comment
  CHSC62149  Streptanthus cordatus var. cordatus L. P. Janeway 1993-7-28 4481 Plumas Plumas National Forest. Slope near bottom of a western branch of Ward Creek, ca 1 mi south of Genesee Valley. 1264 Comment
  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-BC87790  Streptanthus tortuosus Anna Head 1921-7-2 s.n. Plumas Feather River Region. At Lake Center Camp. 1920 Comment
  RSA603117  Streptanthus tortuosus Joseph A. Ewan 1934-7-17 8542 Plumas Above Long Lake, Mt Elwell region. 2073 Comment
  RSA718392  Streptanthus tortuosus L. Ahart 2006-7-3 12904 Plumas About 0.25 mile N of Lumpkin Ridge road, on Lumpkin Ridge, 4 miles (air) NE of Camp 18 1528 Comment
  UC856778  Streptanthus tortuosus var. orbiculatus A. A. Heller 1938-7-2 15238 Plumas 3 mi e Quincy; Indian Valley 1097 Comment
  CHSC55808  Streptopus amplexifolius var. americanus Vernon H. Oswald 1991-9-11 4870 Plumas South of Hot Springs Creek and west of Dream Lake at Drakesbed. Lassen Volcanic National Park. 1746 Comment
  CDA13366  Swertia albicaulis var. nitida G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13215 Plumas Sierra Nevada; S side of Hwy. 70 approx. 3 m. E of Spring Gardenon W side of inter. of Hwy 70 and Sloat Rd. Comment
  UC1123442  Swertia albicaulis var. nitida C. G. Albertus 1935-7-28 238 Plumas 0.5 mi w Argentine; Plumas National Forest, Downieville Quad. 1371 Comment
  CAS-BOT-BC271693  Symphoricarpos albus var. laevigatus Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  CAS-BOT-BC237006  Symphoricarpos mollis John Thomas Howell 1967-6-23 42676 Plumas Canyon of Butterfly Creek, Sierra Nevada 1036 Comment
  CHSC59677  Symphyotrichum ascendens L. P. Janeway 1992-8-30 4298 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. 1889 Comment
  CAS-BOT-BC97560  Symphyotrichum ascendens E. K. Balls; P. C. Everett 1952-10-9 18131 Plumas Pine Valley, 5 mi. n. of Crescent Mills, Hwy 89, between Quincy and Lake Almanor 1066 Comment
  CHSC109441  Symphyotrichum bracteolatum L. P. Janeway 2012-8-8 11047 Plumas Northern High Sierra Nevada, Plumas National Forest; east side of West Branch Nelson Creek; east side of Givsonville-Johnsville Road about 0.5 km north of its bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. 1729 Comment
  CHSC62417  Symphyotrichum bracteolatum L. P. Janeway 1993-9-22 4599 Plumas Plumas National Forest. On north side of Snake Lake. 1208 Comment
  CAS-BOT-BC97865  Symphyotrichum eatonii Mrs. H. C. Cantelow 1951-7-25 16 Plumas Along Indian Creek between Quincy and Greenville Comment
  CAS-BOT-BC98490  Symphyotrichum spathulatum Anna Head 1920-8-3 s.n. Plumas Feather River Region - meadows near Lake Center Camp 1920 Comment
  JEPS16775  Symphyotrichum spathulatum Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4347 Plumas about 2 mi e, along road from Greenville to Indian Agency Greenville; Indian Valley 1005 Comment
  JEPS40758  Symphyotrichum spathulatum W. L. Jepson 1929-7-29 19282 Plumas between Fales Hill and Chaparral Hill Spanish Creek (headwaters) 1584 Comment
  JEPS40762  Symphyotrichum spathulatum W. L. Jepson 1939-8-10 19369 Plumas Blairsden Comment
  CHSC102003  Symphyotrichum spathulatum var. intermedium L. P. Janeway; B. Castro 2009-8-29 9946 Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.6 km south of the Buckhorn survey monument at junction of Road 23N69 and Road 23N36Y (to Martin Mine). 1881 Comment
  CHSC110233  Symphyotrichum spathulatum var. intermedium L. P. Janeway 2012-9-19 11058 Plumas Northern High Sierra Nevada. Plumas National Forest; along La Porte-Quincy Road 0.5 km south of its crossing of South Fork Feather River; 1.6 air mi west-southwest of Pilot Peak. 1938 Comment
  CHSC46669  Symphyotrichum spathulatum var. intermedium Vernon H. Oswald 1988-8-5 3622 Plumas Humbug Rd near Little Grizzly Valley, 5.0 mi (odometer) NE of Humbug Summit. 1755 Comment