Search Results — 2000 specimen records retrieved (1430 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC1351094  Abies concolor E. Fritz 1936-6-22 8207 Plumas Comment
  UC401294  Abies concolor H. E. Brown Aug 1 1897-Aug 15 1897 671 1/2 Plumas near Lassen Buttes 1828 Comment
  UC1348842  Abies magnifica var. magnifica R. A. Cockrell 1937-8-5 8328 Plumas Meadow Valley 1981 Comment
  UCD19139  Acer glabrum W. B. McHenry 1990-5-21 s.n. Plumas Bucks Lake. Comment
  UCR3601  Acer glabrum subsp. torreyi Wm. Horn Jr. 1963-6-29 630629- 01 Plumas Northern Sierra Nevada Mtns., 1.25-1.5 miles north of Spanish Peak 1835 Comment
  CHSC46628  Acer glabrum var. torreyi Lowell Ahart 1989-7-2 6348 Plumas on the north-west side of Pilot Peak, about 10 miles north-east of La Porte 2133 Comment
  RSA603070  Acer glabrum var. torreyi Joseph A. Ewan 1934-7-17 8535 Plumas Bear Lake, Mt. Elwell region 1982 Comment
  CAS-BOT-BC210696  Achnatherum lemmonii A. A. Heller; P. B. Kennedy 1907-7-3 8712 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC210701  Achnatherum lemmonii John Thomas Howell 1973-7-10 49752 Plumas Near Greenville 1097 Comment
  POM198336  Achnatherum lemmonii var. lemmonii H. S. Yates 1912-6-14 s.n. Plumas Portola 1524 Comment
  RSA657089  Achnatherum lemmonii var. lemmonii Lynn R. Firestone, Harold Firestone 1983-8-4 8310 Plumas Cottonwood Spring Campground, Site 15, 8 to 10 mi north of Chilcoot 1692 Comment
  CAS-BOT-BC216883  Achnatherum occidentale Clare B. Hardham 1978-8-11 218012 Plumas About 5 miles SE of Thompson Peak Comment
  UCD51014  Achnatherum occidentale R. Tofsrud 1948-7-1 s.n. Plumas between Meadow Valley and Bucks Lake. Comment
  CAS-BOT-BC210840  Achnatherum occidentale subsp. californicum Anna Head 1921-7-18 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC210849  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-7-20 35787 Plumas Lassen Volcanic National Park. Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  CHSC102063  Achnatherum occidentale subsp. californicum Lowell Ahart; John Dittes 2009-7-15 16090 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
  CHSC32030  Achnatherum occidentale subsp. californicum L. Ahart 1978-7-29 1792 Plumas 0.5 mi below Bunker Hill Mine. 2000 Comment
  POM115579  Achnatherum occidentale subsp. occidentale Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  CAS-BOT-BC210925  Achnatherum occidentale subsp. pubescens John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2363 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek Comment
  CAS-BOT-BC210927  Achnatherum occidentale subsp. pubescens Gordon H. True 1973-8-1 50195 Plumas Ca. 2.5 miles se. of Diamond Mt. 2164 Comment
  CAS-BOT-BC210928  Achnatherum occidentale subsp. pubescens John Thomas Howell 1962-6-19 37840 Plumas The Buttes, n. Sierra Valley 1493 Comment
  CHSC33922  Achnatherum webberi J. D. Jokerst; R. A. Schlising 1981-8-2 1450 Plumas At the N edge of the wide ridge ca 1.0 mi NE of Humboldt Peak. Ca 100 met E of where Pacific Crest Trail reaches the ridge top. 2029 Comment
  SD8661  Acmispon americanus Daniel Cleveland 1882-7-24 Plumas Big Meadows. Comment
  CHSC102149  Acmispon americanus var. americanus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16235 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC75497  Acmispon americanus var. americanus G. D. Barbe; J. T. Fuller, T. C. Fuller 1981-6-24 3191 Plumas Mt. Houg-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of uincy Juncion. 1280 Comment
  UCD95334  Aconitum columbianum Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  CHSC108460  Aconogonon phytolaccifolium Lowell Ahart 2011-9-17 17664 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 west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CAS-BOT-BC418803  Aconogonon phytolaccifolium L. W. Swift 1934-7-5 86 Plumas Plumas National Forest. Finger Board 2011 Comment
  CAS-BOT-BC391664  Actaea rubra L. P. Janeway 1991-8-3 4113 Plumas Plumas National Forest, Beckwourth Ranger District. Northeasterly drainage into Freeman Creek, below Five Points and 2 mi west of Smith Peak 1981 Comment
  SEINET10536070  Actaea rubra subsp. arguta Mary Susan Taylor 1981-8-20 Taylor 4228 Plumas California: T26N R9E ne1/4 of nw1/4 sec 30. Almanor SE quad. Above spring in Bullfrog Ravine, ca. 3 air mi NW of Indian Falls. Moist shaded brushy Mixed Evergreen Forest. Plumas County. 5600 ft. 1707 Comment
  JEPS127124  Agastache urticifolia Lowell Ahart 2016-8-30 21323 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  RSA699794  Agastache urticifolia L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11161 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  SEINET7925062  Agastache urticifolia H. M. Hall 4420 Plumas North Fork Feather River. 1341 Comment
  CAS-BOT-BC30237  Ageratina occidentalis George Wilson Gillett 1957-7-19 855 Plumas On trail to Sifford Lakes, about 1.25 miles above the Devils Kitchen 2057 Comment
  CHSC45219  Ageratina occidentalis Lowell Ahart 1974-9-6 625 Plumas Near the house along the West Branch of Nelson Creek, about 5 miles west of Johnsville. 1828 Comment
  OBI16468  Ageratina occidentalis Lewis S. Rose 1966-7-27 66063 Plumas Butterfly crk & Spanish Crk. 1 mi S of Keddie 991 Comment
  RSA59187  Ageratina occidentalis E. K. Balls 1950-9-1 15614 Plumas East of Long Lake above meadow leading down to two smaller lakes. 2134 Comment
  SEINET6709694 Image available Ageratina occidentalis M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -14 Plumas Road from Chilcoot to Frenchman's along Last Chance Creek 1768 Comment
  CAS-BOT-BC15457  Agoseris glauca var. glauca Gladys L. Smith 1976-6-7 4570 Plumas Rte. A23 between Rte. 70 and Calpine, just north of road to Hot Springs about 6 miles north of Sierra Co. line 1524 Comment
  CDA13425  Agoseris glauca var. monticola G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13273 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. NE of Quincy. Comment
  CAS-BOT-BC22917  Agoseris heterophylla Alice Eastwood 1927-6-18 14672 Plumas Greenville Comment
  SEINET10937971  Agoseris heterophylla Mary Susan Taylor 1982-6-12 Taylor 4642 Plumas T28N R6E ne/ne sec 24. Mt Harkness SE quad. Jct of Hwys 36 & 89, ca. 3 mi w of Chester. 4900 ft. 1493 Comment
  JEPS124025  Agoseris heterophylla var. heterophylla Lowell Ahart 2015-7-4 20283 Plumas About 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC13315  Agoseris parviflora L. W. Swift 1934-5-18 114 Plumas Plumas National Forest. Sugar Loaf near Meadow View. 1889 Comment
  CAS-BOT-BC13434  Agoseris retrorsa Dennis Breedlove 1962-6-12 4367 Plumas Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast Cromberg 1341 Comment
  CAS-BOT-BC127595  Agropyron cristatum John Thomas Howell 1955-7-19 30749 Plumas Sierra Nevada. Beckwourth. 1493 Comment
  CAS-BOT-BC127597  Agropyron cristatum John Thomas Howell; H. Keith Wagnon 1980-5-28 53708 Plumas Sierra Nevada. North Fork Feather River Canyon 4 miles northeast of Pulga Bridge. Comment
  SEINET10509794  Agropyron trichophorum Thomas J. Howell, Gordon H. True 1968-6-10 Howell 44544 Plumas Sierra Nevada, Quincy. In meadows. Comment
  CAS-BOT-BC127083  Agrostis exarata Clare B. Hardham 1970-8-11 17716 D. Plumas Road to Thompson Peak Lookout. 2133 Comment
  CAS-BOT-BC127102  Agrostis exarata Clare B. Hardham 1970-8-8 17701 P Plumas Road to Thompson Peak Lookout. 2133 Comment
  RSA59897  Agrostis exarata E. K. Balls 1950-9-14 15820 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  CAS-BOT-BC139608  Agrostis gigantea Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2189 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC139611  Agrostis gigantea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1447 Plumas Butterfly Botanical Area and Vicinity. Near bed of Spanish Creek adjacent to confluence of Butterfly Creek. 883 Comment
  CAS-BOT-BC139408  Agrostis hyemalis Robert J. Weatherby 1950-7-17 1465 Plumas Feather River Camp, 4 miles north of Quincy. 1066 Comment
  CAS-BOT-BC139411  Agrostis hyemalis Robert J. Weatherby 1950-7-17 1465 Plumas Feather River Camp, 4 miles north of Quincy. 1066 Comment
  CAS-BOT-BC139252  Agrostis idahoensis George W. Gillett 1957-7-18 809 Plumas Lassen Volcanic National Park. Near trail on south side of Boiling Springs Lake. 1813 Comment
  CAS-BOT-BC138996  Agrostis pallens Anna Head 1921-7-18 s.n. Plumas Feather River Region. Meadow Lake, Center Camp. Comment
  CHSC73707  Agrostis pallens B. Castro; L. Gehrung 1992-8-11 596 Plumas Ca 1 air mi SSE of the Fingerboard and ca 0.5 mi NNW of Onion Valley Reservoir, immediately E of County Rd 511. 1950 Comment
  UCD53165  Agrostis pallens Catherine McWilliams 1971-1 911 Plumas Plumas - Eureka State Park. 1524 Comment
  POM116227  Agrostis scabra Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  POM290722  Agrostis scabra Lyman Benson 1932-7-29 4008 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  SD46462  Agrostis scabra Robert J. Weatherby 1950-7-17 1465 Plumas Locally abundant and scattered grass on bed of vernal pool, Feather River Camp, 4 miles north of Quincy. 1067 Comment
  SD71008  Agrostis scabra John Thomas Howell 1960-7-20 35722 Plumas Lassen Volcanic National Park, near steam vents and hot springs, Boiling Springs Lake. 1798 Comment
  UC1100121  Agrostis scabra Malcolm A. Nobs and S. Galen Smith 1949-8-18 1366 Plumas just s Chester (Last Chance Marshes at n end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  RSA59339  Agrostis stolonifera E. K. Balls 1950-9-8 15704 Plumas Lakes Center Public Campground, southern 2043 Comment
  JEPS118395  Agrostis variabilis Lowell Ahart 2011-9-20 17689 Plumas Open area around a primitive campsite, on the south side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  CAS-BOT-BC445452  Alisma triviale Lowell Ahart 1981-9-6 3119 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC108034  Alisma triviale L. P. Janeway 2011-9-22 10735 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. 1468 Comment
  CHSC108035  Alisma triviale L. P. Janeway 2011-9-22 10737 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. 1468 Comment
  CAS-BOT-BC131951  Allium John Thomas Howell 1976-4-2 51576 Plumas 2 miles northwest of Spring Garden 1173 Comment
  SBBG21926  Allium campanulatum D. Myrick 1964-7-19 872 Plumas Boiling Lake (Boiling Springs Lake) 1828 Comment
  CAS-BOT-BC466465  Allium campanulatum Alice Eastwood 1927-6-11 14435 Plumas Paxton Comment
  CAS-BOT-BC466467  Allium campanulatum Clarence R. Quick 1950-6-18 50 -12 Plumas Open Jeffrey pine-lodgepole pine flat, 1 mile west of Almanor Inn on south shore of Lake Almanor Comment
  CAS-BOT-BC466468  Allium campanulatum C. R. Quick 1957-6-15 57 -09 Plumas About 1 mile south of Lake Almanor Comment
  CAS-BOT-BC466471  Allium campanulatum Rimo Bacigalupi 1927-7-7 1646 Plumas Upper reaching trail between Gray Eagle Valley and Song Lake Comment
  SD107304  Allium campanulatum Christopher Davidson 1975-6-7 2738 Plumas 4.6 miles north of Greenville on Highway 89. Open place, mostly in pine needle duff under a large ponderosa pine. 1237 Comment
  SEINET3884281  Allium campanulatum D. W. McNeal 1995-7-16 4127 Plumas Just above the parking area at the Gray Eagle trailhead to Long and Smith Lakes, Plumas Nat. For.; 0 Comment
  SJSU14261  Allium lemmonii N. A. Hopkins 1989-6-7 1411 Plumas Squaw Valley Comment
  CAS-BOT-BC474058  Allium parvum M. S. Taylor 1982-5-18 4477 Plumas 2 air miles SE of Canyon Dam 1554 Comment
  RSA537498  Allium parvum Barbara Ertter, Gary Schoolcraft 1989-7-3 8662 Plumas Diamond Mt peak ca 7 airmiles S of Susanville 2317 Comment
  CAS-BOT-BC205712  Allium platycaule James R. Shevock 1985-5-19 11163 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01, 2 miles west of Frenchman Reservoir 1800 Comment
  SBBG100022  Allium platycaule B. Ertter, G. Schoolcraft 1989-7-3 8654 Plumas N side of Red Rock, ca. 8 air mi S of Susanville 2286 Comment
  CAS-BOT-BC474092  Allium platycaule W. Harnach; N. Harnach 1990-5-12 289 Plumas Sierra Valley, Wilson brothers ground, south of Marble Lane, on Co. Rd A-23. (the rock pile) 1514 Comment
  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
  POM181058  Allophyllum violaceum A. A. Heller, P. B. Kennedy 1907-7-4 8726 Plumas Ridge east of Red Clover Valley Comment
  CAS-BOT-BC171356  Alnus incana subsp. tenuifolia Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1782 Plumas Butterfly Botanical Area and vicinity. Fern Glen 1097 Comment
  CHSC43320  Alnus incana subsp. tenuifolia Lowell Ahart 1975-7-9 857 Plumas Along the edge of a small stream, about 1 mile west of Pilot Peak. 1981 Comment
  JEPS88518  Alnus incana subsp. tenuifolia Vernon H. Oswald and Lowell Ahart 1996-7-15 8043 Plumas e end of marsh ca 1.4 mi s Last Chance Campground (n end of lake, at streams and marshy meadow extending e from road 29N11); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  RSA263839  Alnus incana subsp. tenuifolia J. T. Howell 1959-9-22 34833 Plumas Wolf Creek. 1372 Comment
  RSA29618  Alnus incana subsp. tenuifolia Joseph A. Ewan 1934-7-8 8596 Plumas Camp Coldwell, Dentins(?) Mohawk Valley 1616 Comment
  SEINET5536153 Image available Alnus incana subsp. tenuifolia Clarissa Kimber 1961-1 248 Plumas Upper Butterfly Valley, 2.5 mi. W turn off Huy 89-US 40 alt. 1 mi. S Keddle; Greenville Quadrangle 1158 Comment
  CHSC94846  Alnus rhombifolia Lowell Ahart 2006-10-8 13407 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
  JEPS113752  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
  RSA59916  Alopecurus aequalis E. K. Balls 1950-9-15 15838 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  UCD55870  Alopecurus aequalis Beecher Crampton 1970-6-25 8634 Plumas Quincy, Spanish Creek just north of town. 1043 Comment
  CAS-BOT-BC137992  Alopecurus geniculatus David D. Keck 1932-7-3 1667 Plumas In the Northern Sierra Nevada. Quincy. 1065 Comment
  JEPS28276  Alopecurus geniculatus George W. Gillett 1957-7-18 831 Plumas along streambank of main inlet Willow Lake; Lassen Volcanic Nat'l Park, Willow Lake 1661 Comment
  CAS-BOT-BC137955  Alopecurus saccatus Gladys L. Smith 1976-6-7 4573 Plumas Alongside Route A23, between Route 70 and Calpine about 6 miles north of Sierra county line and just before road to Hot Springs. 1524 Comment
  CHSC81815  Amelanchier alnifolia var. pumila Lowell Ahart 2001-10-16 9388 Plumas On the northwest side of Round Valley Reservoir, just south of the road, about 2 1/2 miles southwest of Greenville. 1366 Comment
  CHSC98992  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart 2008-6-5 14813 Plumas Steep north side of a logging road, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1645 Comment
  CAS-BOT-BC136802  Amelanchier utahensis L. P. Janeway; Garrett Gibson 1992-6-16 4236 Plumas About 0.5 mi north-northwest of Beckwourth Peak and 2.5 mi south-southeast of Portola 1889 Comment
  UC1127788  Amelanchier utahensis C. G. Albertus 1935-8-8 249 Plumas 1.5 mi se Cromberg; Plumas National Forest, Downieville Quad. 1310 Comment
  UC726079  Amelanchier utahensis A. A. Heller 1938-6-4 15144 Plumas 1 mi e Fredonyer Pass 1706 Comment
  UCSB27203  Amelanchier utahensis Kunze, G. 1971-6-6 Plumas California 89, 5 miles south of Canyon Dam. 1158 Comment
  CAS-BOT-BC64281  Anaphalis margaritacea Anna Head 1920-7-30 s.n. Plumas Lake Center Camp near Mirror Lake 1920 Comment
  SBBG128658  Anaphalis margaritacea L. Ahart 2008-9-10 15361 Plumas both sides of E Branch Crk, on E side of Quincy La Porte Rd, ca. 1 3/4 mi (air) S of Little Grass Valley Reservoir, ca. 1 mi NE of La Porte 1593 Comment
  SEINET3145476  Anaphalis margaritacea E. K. Balls 1950-9-9 15761 Plumas W of Lakes Center Campground, ca. 1.5 mi. on trail to outlet from Long Lake 2073 Comment
  CHSC45414  Anemone drummondii Lowell Ahart 1979-7-18 1992 Plumas On the north side of the dirt road, north of Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  CHSC98340  Anemone drummondii L. P. Janeway 2007-6-3 9014 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  POM147070  Anemone drummondii Alice Eastwood 1927-6-15 s.n. Plumas On trail to long Valley. Comment
  SEINET10965674  Anemone drummondii Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4339 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CHSC67452  Angelica breweri James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2556 Plumas Rich Gulch Rd. 3.0 mi N of Hwy. 70 on slope W of and adjacent to road (26N22) S of Red Mtn. turnoff. Comment
  CHSC93153  Angelica breweri L. P. Janeway 1994-8-16 4732 Plumas Northern High Sierra Nevada. Slope above Little Schneider Creek about 1.4 mi south of Meadow Valley Creek; along Road 24N24X. 1234 Comment
  CAS-BOT-BC59305  Antennaria argentea D. E. Breedlove 1962-6-12 3463 Plumas Jackson Creek in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CAS-BOT-BC59312  Antennaria argentea D. E. Breedlove 1962-6-12 3463 Plumas Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg 1341 Comment
  UCD40298  Antennaria argentea Rodney Gale Myatt 1971-6-13 738 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CAS-BOT-BC59225  Antennaria dimorpha Alice Eastwood 1918-5-25 7047 Plumas Portola Comment
  JEPS108536  Antennaria dimorpha L. P. Janeway, B. Castro 2006-6-4 8664 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road 1684 Comment
  CAS-BOT-BC58709  Antennaria geyeri L. P. Janeway 1989-6-20 3348 Plumas Red Clover Valley 1691 Comment
  JEPS113519  Antennaria luzuloides Lowell Ahart, John Dittes 2007-6-16 14138 Plumas On dry bare soil, 100 yards east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 120 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-BC86956  Antennaria pulchella Alice Eastwood 1912-8-22 1857 Plumas Foot of Lassen Butte Comment
  UC177183  Antennaria rosea A. A. Heller and P. B. Kennedy 1907-7-5 8749 Plumas Red Clover Valley Comment
  RSA59270  Anthemis cotula E. K. Balls 1950-8-31 15564 Plumas Behind Forest Service Ranger Station, Quincy, American Valley Comment
  UCD56236  Anthoxanthum odoratum R. Tofsrud 1949-6-1 s.n. Plumas Vicinity of Quincy. Comment
  CHSC62161  Antirrhinum vexillo-calyculatum subsp. intermedium L. P. Janeway 1993-7-28 4480 Plumas Plumas National Forest. East side of Ward Creek 0.2 mi north of confluence of the North and South Branches; 1.1 mi south of Genesee Valley. 1280 Comment
  CHSC102057  Apocynum androsaemifolium Lowell Ahart; John Dittes 2009-7-14 16068 Plumas On dry soil, on the southeast side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  CHSC21304  Apocynum androsaemifolium F. T. Griggs; A. Pass 1975-7-8 126 Plumas Bucks Lake. Comment
  CHSC21571  Apocynum androsaemifolium D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Bucks Lake. Comment
  UC1713778  Apocynum androsaemifolium Mrs. A. L. Coombs July, 1902 Plumas Prattville Comment
  POM253210  Apocynum androsaemifolium subsp. pumilum A. A. Heller 1938-6-14 s.n. Plumas Near Gray s Flat on the Feather River Highway 869 Comment
  POM181052  Apocynum androsaemifolium subsp. pumilum A. A. Heller, B. B. Kennedy 1907-7-8 s.n. Plumas Near Greenville Comment
  SEINET10873825  Apocynum cannabinum var. glaberrimum Mary Susan Taylor 1982-6-6 Taylor 4609 Plumas T25N R7E nw sec 4. Almanor SW quad. S side of Caribou Rd, ca. 1 mi ne of Queen Lily Campground, ca. 4 air mi ne of Belden. 2700 ft. 823 Comment
  CAS-BOT-BC392014  Aquilegia Clare B. Hardham 1978-8-11 s.n. Plumas Area se. of Thompson Peak Comment
  CAS-BOT-BC397884  Aquilegia formosa Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  UC1125883  Aquilegia formosa A. Lewis 1934-6-12 478 Plumas 2 mi sw Fewler Peak; Downieville quad 1615 Comment
  SEINET5337609  Aquilegia formosa A. A. Heller, P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  POM99588  Aquilegia formosa var. truncata Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  SEINET10480702  Arabis Mary Susan Taylor 1981-7-22 Taylor 4103 Plumas T24N R11E se/se sec 8, Spring Garden quad. In Red Fir Forest; ca. 1/4 mi NE of Argentine Lookout, ca. 5 air mi N of Spring Garden. 7100 ft elev. 2164 Comment
  RSA88490  Arabis breweri J. T. Howell 1951-6-28 27665 Plumas Jamison Creek Canyon 1585 Comment
  UC1351717 Image available Arabis constancei L. Constance and T. I. Chuang 1969-7-11 3875 Plumas 7.6 mi se Quincy (at Spring Garden Overpass, on road to Blairsden); ; SE of Quincy, Plumas Co. 1249 Comment
  SEINET10907252  Arabis constancei Mary Susan Taylor 1982-6-1 Taylor 4582 Plumas T26N R9E sw/nw sec 8. Almanor NE quad. N side of 204, ca. 1 air mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 5000 ft. 1524 Comment
  SEINET5642054  Arabis puberula Reed C. Rollins, Kathryn W. Rollins 1981-5-29 81161 Plumas 5.2 miles northwest of Beckwourth on road to Genesee.; 0 Comment
  CAS-BOT-BC407711  Arceuthobium abietinum John Thomas Howell 1926-7-25 2115 Plumas near Prattville 1463 Comment
  UC1075719  Arceuthobium campylopodum Robert J. Weatherby 1955-8-2 1667 Plumas Jeep trail from Spanish Ranch to Bean Hill Diggings Meadow Valley 1158 Comment
  UCD101944  Arceuthobium campylopodum John Thomas Howell 1960-7-20 35784 Plumas Between Boiling Springs Lake and Terminal Geyser. 1859 Comment
  SEINET2140125  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-1 2007 -62 Plumas S. end of Long Lake. 2020 Comment
  RSA59587  Arctostaphylos manzanita subsp. manzanita E. K. Balls 1950-9-4 15669 Plumas 2 mi. from Feather River Esxperiment Stn.[Station], Quincy, on road from Stn. to Snake Lake. 1098 Comment
  CAS-BOT-BC38485  Arctostaphylos mewukka subsp. truei John Thomas Howell 1966-7-26 42005 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CAS-BOT-BC38615  Arctostaphylos mewukka subsp. truei John Thomas Howell 1959-9-21 34779 Plumas N. Fork Feather River near Belden 701 Comment
  UCD52664  Arctostaphylos nevadensis J. I. Mallory 1970-8-3 382 Plumas 1 1/2 miles north of North Valley and 3 miles northwest of Rock Creek Power House. 1463 Comment
  CAS-BOT-BC42122  Arctostaphylos patula Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas West of Meadow Valley Inn Comment
  RSA169407  Arctostaphylos patula L. S. Rose 1963-6-3 63099 Plumas Butterfly Valley, 2 miles W of Keddie. 1189 Comment
  SEINET10449254  Arctostaphylos patula Mary Susan Taylor 1982-6-23 Taylor 4717 Plumas T23N R11E center sec 18. Blue Nose Mt quad. Both sides of 23N10-Peoria Cr Rd, 0.3 mi w of Peoria Cr, ca. 3 air mi sw of Sloat. 4600 ft. 1402 Comment
  CHSC23684  Arctostaphylos patula subsp. patula K. Stern; J. Cox 1975-7-24 Plumas W. side of Lake Almanor. Comment
  CAS-BOT-BC47073  Arctostaphylos viscida subsp. viscida John Thomas Howell 1976-4-2 51578 Plumas 2 mi. nw. of Spring Garden. 1173 Comment
  SD8176  Arenaria congesta Mrs. R. M. Austin Jul 1882 Plumas Round Valley Comment
  UC1585889  Arenaria congesta var. suffrutescens Barbara Ertter with Gary Schoolcraft 1989-7-3 8666 Plumas ca 7 airmiles s Susanville (open ridge between the two peaks); Diamond Mt peak 2316 Comment
  CHSC48249  Arenaria kingii var. glabrescens Vernon Oswald 1986-6-6 2085 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  CHSC63125  Arenaria kingii var. glabrescens Lowell Ahart 1994-6-29 7413 Plumas West of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  JEPS113386  Arenaria kingii var. glabrescens Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14043 Plumas Along the west side of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  JEPS95362  Arenaria kingii var. glabrescens Lowell Ahart 1994-6-29 7413 Plumas about 1/2 mi S of Bucks Lake (W of a poor logging road) 1828 Comment
  CHSC54462  Arnica chamissonis Vernon H. Oswald; Lowell Ahart 1991-7-30 4784 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  CHSC69987  Arnica cordifolia L. P. Janeway 1997-5-7 5108 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. 1225 Comment
  UC1119283  Arnica cordifolia E. Sawyer 1935-6-17 116 Plumas 5 mi sse Crow; Sierraville Quadrangle 1798 Comment
  CAS-BOT-BC82358  Arnica cordifolia Anna Head 1921-7-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  SEINET6775027 Image available Arnica cordifolia M. J. Williams, E. McPherson 1974-8-5 74 -P-21 Plumas Lake's Basin, near campground 2012 Comment
  UC134169  Arnica cordifolia Mrs. R. M. Austin 1896-7-1 616 Plumas Willow Lake Lassens Peak, Willow Lake Comment
  CHSC108714  Arnica dealbata B. Castro; L. P. Janeway 2003-9-7 1455 Plumas High Cascade Range. Caribou Wilderness Area, ca 0.6 mi NW of Hay Meadow and 0.4 mi NW of Indian Meadow, along E side of trail off S end of large unnamed wet meadow. Large plts scattered in one patch between trail and creek feeding Indian Meadow. 2017 Comment
  CHSC70786  Arnica dealbata B. Castro; L. Gehrung 1995-7-14 584 Plumas Ca 8 air mi SW of Bucks Lake, ca 0.3 mi W of Kellogg Ravine, along edges of USFS Rd 22N29. 1493 Comment
  CAS-BOT-BC82501  Arnica discoidea John Thomas Howell 1961-6-21 36661 Plumas [Greeville] Greenville 1097 Comment
  CHSC70781  Arnica discoidea B. Castro; L. Gehrung 1995-7-14 585 Plumas Ca 8 air mi SW of Bucks Lake, ca 0.3 mi W of Kellogg Ravine, along W edge of USFS Rd 22N29. 1493 Comment
  JEPS94511  Arnica discoidea Vernon Oswald and Lowell Ahart 1997-9-18 8883 Plumas ca. 1 mi w of the s end of Butt Valley Reservoir (Forest Road 26N36 at its intersection with 26N74); Forest Road 26N36 1396 Comment
  RSA94852  Arnica longifolia subsp. myriadenia J. T. Howell 1926-7-30 2157 Plumas Near Prattville on Lake Almonor Comment
  CAS-BOT-BC146266  Arrhenatherum elatius var. elatius John Thomas Howell; Gordon H. True 1967-7-11 43376 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CHSC57408  Artemisia arbuscula L. P. Janeway; Garrett Gibson 1991-6-24 4058 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. 1691 Comment
  UC1119390  Artemisia arbuscula subsp. arbuscula N. French 1934-11-16 559 Plumas 6 mi s of Beckwith; Sierraville Quadrangle Comment
  RSA122478  Artemisia cana C. G. Albertus 1935-8-29 271 Plumas 2.5 miles south of Bagley Pass. 1768 Comment
  CHSC34883  Artemisia douglasiana M. S. Taylor 1981-8-31 4258 Plumas Both sides of Hwy 89, ca. 0.5 mi S of Clio. 1341 Comment
  CHSC56840  Artemisia douglasiana L. P. Janeway 1991-8-3 4109 Plumas Plumas National Forest. Small drainage to Freeman Creek 1 3/4 mi west of Smith Peak. 1965 Comment
  SEINET10474106  Artemisia douglasiana Mary Susan Taylor 1981-8-31 Taylor 4258 Plumas California: T22N R12E se1/4 of se1/4 sec 25. Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi S of Clio. Plumas County. 4400 ft. 1341 Comment
  SEINET6775393 Image available Artemisia douglasiana W. Harnach, N. Harnach 1989-6-17 150 Plumas Sierra Valley, collected approximately 200 ft. west of the steel bridge on the Marble Lane 1487 Comment
  CHSC81602  Artemisia dracunculus Lowell Ahart 2001-10-8 9316 Plumas On the south side of Boulder Creek, below or near the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1524 Comment
  CHSC14083  Artemisia tridentata L. W. Blaisdell 1974-3-15 21 Plumas Abundant along Hwy 23 between Beckwourth and Sattley. 1219 Comment
  CHSC53686  Artemisia tridentata subsp. tridentata L. P. Janeway 1989-7-13 3488 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 1/4 mi SW of Beckwourth-Genesee Rd (rd 111) 11.3 mi from Beckwourth. 1699 Comment
  RSA122490  Artemisia tridentata subsp. tridentata C. W. Hanks 1934-9-25 89 Plumas Red Rock Valley 1372 Comment
  UC1119450  Artemisia tridentata subsp. tridentata C. G. Albertus 1935-7-20 215 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  UC1119453  Artemisia tridentata subsp. tridentata N. French 1934-11-16 558 Plumas 6 mi s Beckwith; Sierraville Quadrangle Comment
  SEINET252472  Artemisia tridentata subsp. wyomingensis L. M. Shultz, Heather Garrison 2006-8-3 20319 Plumas Between Quicy and Reno, ca. 2 miles west of Vinton on south-facing slope. 1513 Comment
  UCD137863  Asarum lemmonii Angela R. Drumm 1980-5-18 2 Plumas Butterflu Valley, 1 mile south of Keddie on dirt road branching to east off State Highway 40. 1036 Comment
  UCD23328  Aspidotis densa E. W. Jameson 1948-11-27 s.n. Plumas 6 mi. east of Quincy. 1158 Comment
  CAS-BOT-BC97474  Aster David D. Keck 1938-8-9 4903 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 mi. E. of town 1500 Comment
  POM39865  Aster alpigenus Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CDA10225  Aster ascendens J. S. Buckett 1959-8-8 Plumas Nelson Creek area, ca. 10 miles west of Johnsville. 0 Comment
  CDA14224  Aster eatonii G. F. Hrusa, T. D. Wilfred 1996-8-23 13529 Plumas Sierra Nevada; Upper Long Valley Creek below confluence with Bull Run Creek. 1 mi. E of Lava Peak, & 2 mi. NE of Cromwell townsite. Along old 12E19 pack trail, now largely unused in upper parts. Comment
  CDA30195  Aster eatonii L. Ahart, J. Dittes 2009-8-28 16353 Plumas On the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam Comment
  POM312510  Aster elatus S. Galen Smith, Malcomb S. Nobs 1949-8-19 1432 Plumas At Butterfly Valley Comment
  CHSC110619  Aster integrifolius B. Castro; G. Kuenster 2006-8-4 1582 Plumas Northern High Sierra Nevada. SW side of Lower Thompson Valley 0.8 mi. N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, near low knolls with rounded granitic outcrops, ca 450 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  UCR45293  Aster oregonensis R. D. Goeden 1986-9-10 s.n. Plumas Northern Sierra Nevada, NE shore of Round Valley Reservoir 3 miles south of Greenville, Plumas Nat. Forest 1375 Comment
  SEINET10474438  Aster oregonensis subsp. californicus Mary Susan Taylor 1981-9-2 Taylor 4262 Plumas California: T26N R8E se1/4 of sec 36. Almanor SE quad. W side of 26N18, ca. 1 mi S of Onion Flat, ca. 3 mi W of Indian Falls. Mixed Evergreen Forest. Plumas County. 4800 ft. 1463 Comment
  CHSC82531  Aster radulinus L. P. Janeway 2001-7-3 7268 Plumas Northern High Sierra Nevada. Top of south-southwest facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 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
  CHSC48055  Astragalus lentiformis L. P. Janeway 1989-6-9 3284 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1691 Comment
  UC82593 Image available Astragalus lentiformis J. G. Lemmon 1876-1 Plumas near Sierra Valley (Clover Valley); Clover Valley Comment
  CAS-BOT-BC187163  Astragalus lentiginosus var. floribundus John Thomas Howell 1962-6-19 37877 Plumas Chilcoot 1524 Comment
  CAS-BOT-BC192856  Astragalus pulsiferae var. pulsiferae Gary Schoolcraft 1984-6-27 1274 Plumas East of Sugar Loaf Mtn. 23-15-21 1524 Comment
  SEINET10452235  Astragalus purshii Mary Susan Taylor 1982-5-7 Taylor 4417 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  CAS-BOT-BC193047  Astragalus purshii var. tinctus Lewis S. Rose 1963-6-4 63123 Plumas Sierra Valley, 2 mi s. of Beckwourth 1463 Comment
  CHSC60537  Astragalus purshii var. tinctus L. P. Janeway 1992-5-14 4183 Plumas Plumas National Forest. North side of Dotta Neck in Dotta Canyon along road on northeast side of canyon. 1712 Comment
  CAS-BOT-BC193045  Astragalus purshii var. tinctus L. P. Janeway 1992-5-14 4183 Plumas North side of Dotta Neck in Dotta Canyon along road on northeast side of the canyon 1712 Comment
  CAS-BOT-BC200860  Astragalus webberi Mary Strong Clemens 1920-9-1 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC27731  Astragalus webberi John Gill Lemmon 1874-1-1 s.n. Plumas Sierra Valley 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
  HSC95635  Astragalus webberi James D. Jokerst 1985-6-10 2410 Plumas Indian Creek, Upper edge of reconstruction zone of Hwy. 70. Comment
  NY658907  Astragalus webberi M. E. P. Ames s.n. Plumas [Indian Valley]. Comment
  RSA110126  Astragalus webberi R. C. Barneby, J. T. Howell 1954-5-14 11478 Plumas 1.5 miles S of Crescent Mills 1082 Comment
  CHSC72449  Astragalus whitneyi var. whitneyi L. P. Janeway 1998-6-24 5670 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  CHSC83616  Asyneuma prenanthoides L. P. Janeway 2001-6-28 7241 Plumas High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road. 1067 Comment
  CAS-BOT-BC66095  Athyrium filix-femina var. cyclosorum Mrs. C. C. Bruce 1899-10-1 s.n. Plumas Butterfly Valley Comment
  JEPS120167  Athyrium filix-femina var. cyclosorum Lowell Ahart 2012-9-5 18450 Plumas Along the south side of the South Fork of the Feather River, about 800 yards east of the County Road where it crosses the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. Comment
  JEPS102443  Azolla microphylla Lowell Ahart 2001-10-8 9326 Plumas On still waters of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  RSA52871  Azolla microphylla R. Weatherby 1950-7-28 1484 Plumas Indian Creek, on road to Taylorsville. 1067 Comment
  CHSC283  Balsamorhiza deltoidea V. Holt 1937-5-14 Plumas Twain. 914 Comment
  CHSC45641  Balsamorhiza sagittata Vernon Oswald 1984-7-5 1349 Plumas Pacific Crest Trail 1.2 mi E of Humboldt Summit. 2026 Comment
  CAS-BOT-BC16573  Barbarea orthoceras W. W. Wagner 1919-5-25 269 Plumas Vicinity of Quincy. Squirrel Creek. 1615 Comment
  CHSC102703  Barbarea orthoceras Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16158 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
  CHSC118665  Barbarea orthoceras Wendy L. Boes 2015-5-20 2015013 Plumas Plumas National Forest. Location southwest of Silver Creek, north of Forest Service 24N29X, west of 24N56, near Meadow Valley. UTM 663727 E, 4422262 N, NAD83 Zone 10N. 1160 Comment
  SEINET10869171  Beckmannia syzigachne Mary Susan Taylor 1982-8-27 Taylor 5068 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  CHSC54465  Betula pumila var. glandulifera Vernon H. Oswald; Lowell Ahart 1991-7-30 4790 Plumas Big Springs on the west side of Humbug Valley, ca. 6 miles (air) eastnortheast of Humbug Summit, ca. 12 miles (air) south of Chester. Within the fenced, marshy enclosure at the springs. 1310 Comment
  CAS-BOT-BC102172  Bidens cernua John Thomas Howell 1959-9-21 s.n. Plumas Crescent Mills Comment
  CAS-BOT-BC102166  Bidens cernua Walter Knight; Irja Knight; James Vale; Keith Wagnon 1983-9-13 4933 Plumas Border of west shore of Lake Almanor 1366 Comment
  CAS-BOT-BC102099  Bidens laevis Lowell Ahart 1981-9-6 3084 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  SEINET4176618  Bistorta bistortoides M. Foster 1988-6-5 154 Plumas Grizzly Valley Quad, in meadow on either side of Big Grizzly Creek, .25 miles south of Walker Mine Rd., 1 mile west of Lake Davis, 12 miles north by northwest of Portola 1762 Comment
  CAS-BOT-BC16866  Boechera Catherine Best 1979-6-14 s.n. Plumas Sierra Nevada. Eureka Park, 1 mile east of river on main road. Comment
  SFV10382  Boechera arcuata M. L. Vincent 1964-4-8 517 Plumas Sierra Nevada Near North Fork Bridge 9-02. 580 Comment
  CAS-BOT-BC16067  Boechera breweri John Thomas Howell; Gordon H. True 1967-5-9 42205 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC16143  Boechera constancei Wayne Dakan; Arno H. Schmitt 1974-5-31 s.n. Plumas Sierra Nevada. On road from Round Valley to Long Valley. Comment
  CAS-BOT-BC14258  Boechera pinetorum A. A. Heller; P. B. Kennedy 1907-7-3 8713 Plumas Hills above Red Clover valley. Comment
  CHSC89292  Boechera pinetorum G. Douglas Barbe; T. C. Fuller 1982-7-15 3747 Plumas Sierra Nevada. Road cut, 5.2 miles northeast of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  SEINET12627104 Image available Boechera puberula Martin Schilling 2013-1 MS 221 Plumas on road from Chilcoot to Frenchman Lake, ca. 0.4 air mi after the first bridge, on roadside below rocks, NE-facing 1626 Comment
  CAS-BOT-BC14654  Boechera rectissima John Thomas Howell 1924-8-11 633 Plumas Two miles east of Chester on road to Westwood. 1310 Comment
  CHSC99826  Boechera rectissima Lowell Ahart 2008-7-16 15084 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
  CAS-BOT-BC14725  Boechera repanda Lowell Ahart 1979-7-15 s.n. Plumas 0.25 mile east of Bunker Hill Creek. 1800 Comment
  CHSC43808  Boechera repanda Lowell Ahart 1979-7-15 1958 Plumas Along a logging road that takes you to Bunker Hill Creek, about 1 mile north-east of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC67643  Boechera retrofracta J. D. Jokerst 1984-5-13 2006 Plumas East end of Genesee Valley, between Indian Creek and the Indian Cr Rd. 1249 Comment
  SEINET12627100 Image available Boechera retrofracta Martin Schilling 2013-1 MS 231 Plumas Thompson Peak, 0.8 air mi SE from peak, on rocky slope 2205 Comment
  CAS-BOT-BC25722  Boechera sparsiflora Clare B. Hardham 1961-6-16 7442 Plumas Diamond Peak. Lassen. Comment
  CHSC89310  Boechera suffrutescens G. Douglas Barbe; T. C. Fuller 1982-6-15 3730 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  SD149172  Boechera suffrutescens Lowell Ahart 1986-7-15 5365 Plumas South Fork of the Feather River, ca. 1.0 mile southwest of Pilot Peak, ca. 1.25 mile northeast of the Independent Mine, ca. 10 miles southwest of La Porte. 1830 Comment
  POM303034  Boisduvalia densiflora var. densiflora Thomas H. Kearney 1944-8-14 95 Plumas Near Prattville, Lake Almanor. Comment
  RSA233764  Boisduvalia glabella Robert F. Thorne, C. W. Tilforth 1969-9-6 39244 Plumas Along Feather River 1 mi. SW of Beckwourth 1357 Comment
  SD9250  Botrychium multifidum Mrs. R. M. Austin 1876-1 Plumas Comment
  SD9247  Botrychium multifidum Mrs. R. M. Austin Jul 1876 Plumas Fern Dell Comment
  CHSC82539  Botrychium simplex Lowell Ahart; John Dittes 2002-6-17 9721 Plumas On the sides of a drainage in a meadow, on the north side of the road, about 1/8 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1651 Comment
  CHSC82536  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9796 Plumas On the northwest side of a seep, on the north side of a stream, about 1/4 mile (air) northwest 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. 1743 Comment
  CHSC62159  Boykinia major L. P. Janeway 1993-8-14 4522 Plumas Plumas National Forest. Seep adjacent to creek on east side of road 24N29Y; ca 0.7 mi northwest of Haskins Creek, ca 1.4 mi east-southeast of Bucks Lake. Steep north-facing alder seep. 1731 Comment
  JEPS49663  Boykinia major W. L. Jepson 1939-7-31 19300 Plumas lower slopes Spanish Peak (canyon bottom 1/2 way between Meadow Valley and Buck's Valley); slopes Spanish Peak, btw Meadow Valley and Buck's Valley Comment
  UC1127176  Boykinia major G. T. Nordstrom 1934-7-2 173 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. Comment
  UC1127179  Boykinia major A. E. Wieslander 1927-7-10 13 Plumas meadow below Silver Lake; Bidwell Bar Quad., below Silver Lake Comment
  CAS-BOT-BC418416  Boykinia occidentalis E. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC106230  Brickellia californica John Thomas Howell; H. Keith Wagnon 1980-5-28 53709 Plumas North Fork Feather River Canyon 4 miles northeast of Pulga Bridge in area of granitic rock - Sierra Nevada Comment
  CHSC34280  Brickellia californica M. S. Taylor 1981-9-14 4278 Plumas W side of Hwy 89, ca. 1 air mi N of Hwy 70, ca. 10 air mi W of Quincy. 914 Comment
  RSA599864  Brickellia greenei L. C. Wheeler 1959-7-14 7563 Plumas Middle Fork Feather River: McCarthy Mine, McCarthy Bar.. . 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
  UC1075728  Brodiaea minor Robert J. Weatherby 1955-7-15 1642 Plumas Quincy Ranger Station, USFS 1066 Comment
  CAS-BOT-BC149324  Bromus carinatus var. carinatus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54305 Plumas Sierra Nevada. East side of Indian Valley just north of Taylorsville. 1112 Comment
  UCD59157  Bromus carinatus var. marginatus A. A. Beetle 1941-6-28 2774 Plumas West side of Lake Almanor. 1828 Comment
  CHSC102087  Bromus ciliatus Lowell Ahart; John Dittes 2009-7-13 16038 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC88194  Bromus ciliatus Lowell Ahart 2004-7-27 11314 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1645 Comment
  UC1131132  Bromus diandrus E. Sawyer 1935-5-24 37 Plumas 1 1/4 mi w of Kerby 1493 Comment
  UCD144321  Bromus inermis G. F. Hrusa; T. D. Wilfred 1996-8-1 13417 Plumas Approximately 1/4 mile south of intersection of USFS 24n42 and 24N66, approx. 1 mile south of Brady's Camp, Plumas National Forest. 1900 Comment
  SJSU11269  Bromus japonicus S. H. Casey 1980-6-18 1161 Plumas Butterfly Valley c. 3 mi W of Keddie 1066 Comment
  CHSC44544  Bromus laevipes Lowell Ahart 1977-7-26 1496 Plumas Along the old logging road to Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC162156  Bromus orcuttianus Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1576 Plumas Butterfly Botanical Area and Vicinity. Fern Glen. 1097 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
  JEPS115941  Bromus orcuttianus Lowell Ahart, John Dittes 2009-7-13 16037 Plumas On dry soil, on the east side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  UCD59261  Bromus orcuttianus John Thomas Howell 1926-7-20 2088 Plumas Near Prattville. 1463 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
  CAS-BOT-BC161360  Bromus tectorum Mary S. Clemens 1920-6-10 s.n. Plumas Greenville. Comment
  SBBG504  Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas W side of Lake Almanor 1219 Comment
  UCD40293  Bromus tectorum Rodney Gale Myatt 1971-6-13 742 Plumas 1 mile below Layman Road, north of Quincy, and on the north side of Hwy 70. (Note that this location is south of Quincey road and on the south side of Hwy 70). 1036 Comment
  JEPS102744 Image available Bromus vulgaris Lowell Ahart 2001-7-19 8949 Plumas On the sides of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  CDA5380  Buddleja davidii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .266 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  CHSC46625  Calamagrostis canadensis V. Oswald; L. Ahart, L. Hanson 1989-7-31 3905 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 air mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. Bog. 1670 Comment
  RSA0000411  Calamagrostis micrantha var. sierrae Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC438480  Calandrinia ciliata W. Harnach; N. Harnach 1991-6-21 555 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23. 1487 Comment
  CHSC102004  Calliscirpus brachythrix L. P. Janeway; B. Castro 2009-8-29 9937 Plumas Northern High Sierra Nevada.Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  CHSC84948  Calocedrus decurrens Lowell Ahart 2003-10-15 10636 Plumas On the east side of Forest Road 22N94E, about 50 yards south of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1583 Comment
  CHSC9718  Calocedrus decurrens Nancy Mosman 1971-7-3 84 Plumas About 25 ft from Feather River along road 0.5 mi s of Belden turnoff and Hwy 70. 1025 Comment
  POM147067  Calochortus coeruleus Alice Eastwood 1927-6-11 14456 Plumas Forest Lodge, near Greenville. Comment
  SEINET10469585  Calochortus coeruleus Mary Susan Taylor 1982-6-2 Taylor 4598 Plumas T23N R12E sw/ne sec 17. Johnsville quad. ALong 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Cr Cmpgr, ca. 5 air mi n of Mohawk. 5700 ft. 1737 Comment
  CHSC32012  Calochortus leichtlinii L. Ahart 1975-6-16 888 Plumas Near Little Grass Valley Reservoir. 1828 Comment
  CAS-BOT-BC490275  Calochortus leichtlinii Lowell Ahart 1979-7-18 s.n. Plumas 1 mi W of Pilot Pk., S of Onion Valley Re. 1800 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
  CHSC82360  Calochortus nudus Lowell Ahart 2002-7-6 9847 Plumas In small meadows, about 50 yards north of the gravel road, near a small branch of Coldwater Creek, about 3/4 mile southwest of Grizzly Mountain, about 2 miles (air) southwest of Haskins Valley and Bucks Lake. 1844 Comment
  CHSC97045  Calochortus nudus B. Castro; Samantha Hillaire 2005-7-7 1487 Plumas Ca 7 air mi SW of Bucks Lake and 1.5 air mi SE of Soapstone Hill, on Rock Island Ridge. Ca 2 mi SE of the Oro-Quincy Hwy on USFS Rd 23N18, on W side of road at jcn of the 'D' spur road. At N edges of large open meadow. 1584 Comment
  CHSC97436  Calochortus nudus Robert Fischer 2006-7-2 1037 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  UC337912  Calochortus nudus unknown 1889-5-27 Plumas Mohawk Valley Comment
  CAS-BOT-BC493423  Calochortus nudus G. D. Barbe; T. C. Fuller; John Thomas Howell 1981-7-26 54393 Plumas 0.3 miles southwest of Buks Summit on road to Buks Lake 1645 Comment
  SD46482  Calochortus nudus Robert J. Weatherby 1955-7-26 1662 Plumas Locally common in dry soil at edge of meadow. Meadow near upper end of Three Lakes trail, near Spanish Peak. 2073 Comment
  CAS-BOT-BC271531  Calycadenia truncata subsp. truncata John Thomas Howell 1951-8-20 28221 Plumas Indian Valley, Sierra Nevada 1097 Comment
  CAS-BOT-BC271529  Calycadenia truncata subsp. truncata P. Monnet 1913-8-1 9511 Plumas Big Bar, Sierra Nevada Comment
  CAS-BOT-BC90968  Calycanthus occidentalis Hatton; Cayot 1914-9-12 s.n. Plumas Plumas Forest. Cascade Valley. 1219 Comment
  CDA24457  Calycanthus occidentalis D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .256 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CHSC94187  Calyptridium monospermum Lowell Ahart 2006-6-28 12897 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, small open area of bare basalt. 1514 Comment
  CDA18485  Calyptridium umbellatum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3371 Plumas Sierra Nevada; Walker Plains. Basalt formation along the Plumas-Butte county line. 1554 Comment
  SEINET223662  Calystegia fulcrata subsp. malacophylla Margaret J. Williams 1980-6-13 80- 66 -1 Plumas Caribou Power Station Road, north of Hwy 70 1067 Comment
  UC367228  Calystegia malacophylla subsp. malacophylla unknown Aug 1874 Plumas Indian Valley Indian Valley (on hills) Comment
  UCR3604  Calystegia occidentalis Wm. Horn Jr. 1963-7-14 630714 10 Plumas Northern Sierra Nevada Mtns, Meadow Valley, 120-130 yards south of Bucks Lake Road, 1 mi west of Meadow Valley Store at edge of clearing 1159 Comment
  CDA18586  Calystegia occidentalis subsp. occidentalis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3284 Plumas Sierra Nevada; 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  CAS-BOT-BC496985  Camassia leichtlinii subsp. suksdorfii John Thomas Howell 1967-6-23 42713 Plumas Butterfly Valley 1066 Comment
  CAS-BOT-BC496987  Camassia leichtlinii subsp. suksdorfii Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1575 Plumas Fern Glen 1112 Comment
  CAS-BOT-BC496988  Camassia leichtlinii subsp. suksdorfii Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1689 Plumas Wet area in Sweetwater Meadow 1127 Comment
  SEINET12049370  Camassia quamash R. M. Austin 1875-1 s.n. Plumas no further locality Comment
  UC1523730  Camassia quamash subsp. breviflora Gary Schoolcraft 1983-5-24 950 Plumas w side of Sierra Valley Sierra Valley 1524 Comment
  UCD138392  Camassia quamash subsp. breviflora Dr. Stuart Date Unknown 2156 Plumas Barngrover Ranch. Comment
  CHSC97439  Camassia quamash subsp. quamash Robert Fischer 2006-7-2 1040 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  CAS-BOT-BC160837  Camissonia tanacetifolia subsp. quadriperforata John Thomas Howell 1962-6-18 37769 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC160838  Camissonia tanacetifolia subsp. quadriperforata Alice Eastwood 1927-6-27 14873 Plumas Chilcott, United States Forest Reserve Comment
  CAS-BOT-BC160844  Camissonia tanacetifolia subsp. quadriperforata Alice Eastwood 1918-5-25 6980 Plumas Portola Comment
  RSA186588  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18415 Plumas Hwy 49, 2.4 miles WNW of Sierraville 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-BC471263  Cardamine cordifolia L. P. Janeway 1990-6-28 3743 Plumas Plumas National Forest; Beckwourth Ranger District; Cascade Compartment. Upper Joseph Creek, on NE side of Grizzly Ridge 2011 Comment
  JEPS96798  Cardamine nuttallii Dean W. Taylor 1997-4-9 15946 Plumas Wolf Creek N of Greenville; Plumas National Forest 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
  UC830151  Carex Alice Eastwood 1918-5-25 6977 Plumas Portola 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
  CHSC103118  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16110 Plumas About 20 yards yeast 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
  CHSC103132  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16111 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
  UC822483  Carex acutina A. A. Heller with P. B. Kennedy 1907-7-9 8784 Plumas 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-BC17833  Carex amplifolia L. W. Swift 1934-7-7 97 Plumas Plumas Forest. Willow Crek sheep trough. 1889 Comment
  CAS-BOT-BC17836  Carex amplifolia L. P. Janeway 1991-7-4 4118 Plumas Plumas National Forest. Beckwourth Ranger Distrcit. Mt. Ingalls Compartment. 1691 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
  CHSC57102  Carex angustata L. P. Janeway 1991-7-23 4095 Plumas Plumas National Forest. McRae Meadow, upper end of East Nelson Creek. 1905 Comment
  JEPS113669  Carex angustata Lowell Ahart, Josephine Guardino 2007-7-21 14387 Plumas About 40 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  RSA201332  Carex angustata J. T. Howell 1960-7-23 35943 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  SD130954  Carex angustata John Thomas Howell, Gordon H. True 1969-6-23 45829 Plumas Sierra Nevada; mixed coniferous forest on Middle Fork of Feather River at Nelson Point. 1250 Comment
  SEINET13327082  Carex angustata A. A. Heller, P. B. Kennedy 1907-7-9 8784 Plumas Prattville. Comment
  UC1133353  Carex angustata E. Sawyer 1935-6-27 190 Plumas 1.6 mi ene Grizzly Pk.; Plumas National Forest, Downieville Quadrangle Comment
  UCD140098  Carex angustata John Thomas Howell 1960-7-23 35962 Plumas Drakesbad, Lassen Volcanic National Park. Dream Lake. 1676 Comment
  CAS-BOT-BC17923  Carex angustata W. I. Follett 1928-6-10 s.n. Plumas Virgilia. 845 Comment
  SEINET7549695 Image available Carex angustata John Thomas Howell 1960-7-23 35945 Plumas Lassen Volcanic National Park. Meadow near Soda Spring, Drakesbad. 1676 Comment
  CAS-BOT-BC19723  Carex athrostachya John Thomas Howell 1926-7-26 2131 Plumas Near Prattville. 1371 Comment
  CAS-BOT-BC19726  Carex athrostachya John Thomas Howell 1959-9-22 34862 Plumas Drakesbad. 1737 Comment
  CHSC102090  Carex athrostachya Lowell Ahart; John Dittes 2009-7-13 16030 Plumas On damp to dry soil, on the west side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC20769  Carex athrostachya K. R. Stern 1975-7-24 5866 Plumas s shore of Lake Almanor. 1371 Comment
  CHSC53561  Carex athrostachya L. P. Janeway 1989-7-11 3475 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. 1691 Comment
  CHSC77064  Carex athrostachya G. Douglas Barbe; T. C. Fuller 1982-6-14 3687 Plumas W end of Quincy, Hwy 70 and Lawrence St. at Chevron station. 1036 Comment
  JEPS115942  Carex athrostachya Lowell Ahart, John Dittes 2009-7-13 16030 Plumas On damp to dry soil, on the west side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  RSA59915  Carex athrostachya E. K. Balls 1950-9-15 15836 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  SEINET4292086 Image available Carex athrostachya L. Ahart, Dittes, J 2007-1 14165 Plumas Yellow Pine Forest, west bank of Red Clover Creek, about 30 yards east of County Road 111(Beckwourth Gensee Road),about 1/4 mile east of bridge acroos Red Clover Creek, Red CloverValley, about mi(air) north of the north end of Lake Davis Comment
  UCD108032  Carex athrostachya Tim Kuhn 2006-7-11 72 Plumas on Plumas NF forest service road 107407. Comment
  CDA17776  Carex athrostachya G. D. Barbe, T. C. Fuller 1982-6-14 3687 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  CAS-BOT-BC19135  Carex aurea Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Drakesbad. Comment
  CHSC77031  Carex aurea G. Douglas Barbe; T. C. Fuller 1982-6-17 3859 Plumas Frenchman Lake Region. 2 miles N of Turkey Point Fishing Access. At the shore of the N arm of the lake. 1706 Comment
  SEINET6225248  Carex aurea L. S. Rose 1967-1 67150 Plumas 3 mi W of Keddie. Butterfly valley. Comment
  CAS-BOT-BC19522  Carex bolanderi John Thomas Howell 1960-7-21 35866 Plumas Lassen Volcanic National Park. On trail to Little Willow Lake. 1767 Comment
  CAS-BOT-BC19626  Carex brainerdii L. P. Janeway 1984-7-22 929 Plumas Summit above Lookout Rock, 1.5 mile northeast of Mt. Ararat. 1815 Comment
  CHSC52352  Carex brainerdii Wayne Dakan 1981-5-31 Plumas Black Hawk Creek. Comment
  CHSC53566  Carex brainerdii L. P. Janeway; Gary Benson, Randy Harrison 1984-9-25 1175 Plumas SW side of Humbug Valley near Miller Ravine. 1341 Comment
  CHSC53569  Carex brainerdii L. P. Janeway 1987-5-28 2103 Plumas Along Hwy 36 0.2 mi E of turn to N Shore Lake Almanor and Almanor Peninsula. 1493 Comment
  SEINET10380186  Carex brainerdii John Thomas Howell, Gordon H. True 1967-5-7 42186 Plumas Sierra Nevada, Injin Jim Campground [now James Lee Campground] at confluence of Granite Creek and North Fork of Feather River Comment
  UC1778636  Carex brainerdii G. Douglas Barbe, T. C. Fuller 1982-6-15 3694 Plumas On east-facing slope, 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CAS-BOT-BC110186  Carex buxbaumii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1430 Plumas Butterfly Botanical Area and Vicinity. At southwest end of Pond reservoir. 1097 Comment
  JEPS127327  Carex canescens subsp. canescens Lowell Ahart 2016-6-29 21078 Plumas About 20 yards east of Forest Service Road 22N72, about 1/4 mile southeast of Table Mountain, about 1 3/4 miles (air) northwest of Tamarack Flat, about 3 3/4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CDA33040  Carex cusickii L. P. Janeway 2000-7-7 6881 Plumas Northern High Sierra Nevada; Drainage bottom at head of an upper northern branch of Spanish Creek, about 1.1 km northeast of Maple Flat. Comment
  CHSC46619  Carex diandra V. Oswald; L. Ahart, L. Hanson 1989-7-31 3904 Plumas Lake at headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. 1670 Comment
  CHSC102038  Carex feta Lowell Ahart; John Dittes 2009-7-27 16186 Plumas On dry soil, about 20 yards north of the poor dirt road, on the north side of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CAS-BOT-BC75507  Carex fracta 1938-7-4 s.n. Plumas Drakesbad. Comment
  CDA13409  Carex fracta G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13258 Plumas Sierra Nevada; Bull Run Creek off USFS 23N12E. E of Quincy. Comment
  CHSC20766  Carex fracta K. R. Stern 1975-7-23 5869 Plumas nw shore of Lake Almanor. 1371 Comment
  CHSC65521  Carex fracta L. P. Janeway 1995-8-30 4902 Plumas Along West Branch Humbug Creek 2.3 mi south of Smith Peak. 1630 Comment
  CHSC76322  Carex fracta G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13258 Plumas Northern California, Sierra Nevada, Plumas National Forest. Near creek in low valley below headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2000 Comment
  SEINET11635250  Carex fracta L. P. Janeway 1989-1 3483 Plumas Plumas NF, along Jackson Cr, rd 23N11, 2.3 mi from hwy 70/89 then 2.2 mi on rd 23N48 into Jackson Cr 1783 Comment
  JEPS119927  Carex heteroneura Lowell Ahart 2012-9-5 18435 Plumas About 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  CAS-BOT-BC21969  Carex heteroneura L. P. Janeway 1990-7-18 3806 Plumas Near Emigrant Creek .25 mile north of the crest of Grizzly Ridge. Along a dirt road. 2103 Comment
  JEPS49036  Carex heteroneura Leland S. Smith 1927-8-10 2194 Plumas w end of Gold Lake Tahoe National Forest, Gold Lake 2133 Comment
  RSA795331  Carex heteroneura var. heteroneura L. Ahart 2010-7-27 16932 Plumas North side of Forest Road 22N68, about 150 yards north of the South Fork of the Feather River, about 0.25 miles southwest of Feather Fork Mine, about 1.5 air miles northeast of Little Grass Valley Reservoir. 1635 Comment
  CHSC106355  Carex hoodii Lowell Ahart 2010-7-27 16930 Plumas North road bank of Forest Road 22N68, 150 yards west of the South Fork of the Feather River, about 1/4 mile southwest of the Feather Fork Mine, about 1 1/2 miles (air) northeast of Little Grass Valley Reservoir. 1575 Comment
  CHSC47083  Carex illota L. P. Janeway 1984-9-1 1143 Plumas Along Sierra Crest between Lakes Basin Recreation Area and Plumas-Eureka State Park. 2164 Comment
  SEINET7562373 Image available Carex infirminervia Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10534 Plumas Ca 14 mi WSW of village of Almanor, down road from Humboldt Summit, at stream crossing by Humboldt Road (county route 308). 1777 Comment
  CHSC92297  Carex integra Lowell Ahart; Josephine Guardino 2005-8-9 12271 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CAS-BOT-BC7744  Carex integra L. P. Janeway 1991-7-23 4096 Plumas McRae Meadow, upper end of East Nelson Creek. 1905 Comment
  CAS-BOT-BC7746  Carex integra John Thomas Howell 1960-7-21 35799 Plumas Drakesbad. 1828 Comment
  CAS-BOT-BC35507  Carex jonesii John Thomas Howell 1960-7-19 35632 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CHSC108087  Carex jonesii Lowell Ahart 2011-9-17 17659 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
  CHSC47353  Carex jonesii L. P. Janeway 1989-6-22 3371 Plumas Plumas National Forest. Slopes between Crocker Mtn. and Crocker Mdw along rd 24N49Y. 1767 Comment
  CHSC62166  Carex laeviculmis L. P. Janeway 1993-8-14 4527 Plumas Plumas National Forest. Along Road 24N29Y, ca 0.2 mi north of Haskins Creek and ca 1/6 mi southeast of Bucks Lake. 1691 Comment
  CAS-BOT-BC31151  Carex lemmonii Hans Leschke; George Wilson Gillett s.n. Plumas Near Devil's Kitchen. Comment
  SD130941  Carex lemmonii L. S. Rose 1967-6-10 67149 Plumas Sierra Nevada; Butterfly Valley. 1096 Comment
  UC1594685  Carex lenticularis var. impressa Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5041 Plumas via Gold Lake Forest Hwy. (County Rd. 519) ca. 5 mi (air) ssw Graeagle (w end Grass Lake, located just w of Lakes Basin Campground); Grass Lake 1926 Comment
  SD46468  Carex luzulifolia Robert J. Weatherby 1955-6-26 1543 Plumas Lakes Basin Area; Mud Lake; common in boggy meadow at edge of creek; Lodgepole Forest with Pinus murrayana and Tsuga mertensiana. 2103 Comment
  CAS-BOT-BC31642  Carex luzulina var. ablata John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-6-12 2097 Plumas At spring, Butterfly Botanical Area. 1127 Comment
  CAS-BOT-BC31639  Carex luzulina var. ablata L. P. Janeway 1990-8-3 3825 Plumas Mt. Ingalls quad. Meadow at head of small drainage (into Little Grizzly Cr), 1981 Comment
  UC1748296  Carex microptera L. P. Janeway 2000-6-24 6837 Plumas 1.1 km SE of Crystal Peak (near top of ridge, SW slope); Northern High Sierra Nevada, Diamond Mountains 2201 Comment
  CAS-BOT-BC32030  Carex multicaulis Brink; Mayer 1975-6-1 s.n. Plumas bucks Lake area. Comment
  OBI6409  Carex multicaulis Lewis S. Rose 1963-6-3 63084 Plumas Butterfly Valley, 2 mi SW of Keddie 1189 Comment
  RSA169434  Carex multicaulis L. S. Rose 1963-6-3 63084 Plumas Butterfly Valley, 2 miles SW of Keddie 1189 Comment
  CAS-BOT-BC32074  Carex multicaulis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54223 Plumas Ca 5 miles SE of Mt. Hough on the road to Quincy. 1584 Comment
  CHSC76328  Carex multicostata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13239 Plumas Northern California. Sierra Nevada. Plumas National Forest. Below headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2100 Comment
  CHSC35945  Carex nebrascensis M. S. Taylor 1982-6-14 4658 Plumas In wet Pioneery Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 1536 Comment
  CHSC47015  Carex nebrascensis L. P. Janeway 1989-7-20 3506 Plumas Plumas National Forest. North end of Crocker Mdw; near the Beckwourth-Genesee Rd (rd 111) 6.3 mi N of Beckwourth. 1737 Comment
  SEINET10711432  Carex nebrascensis Mary Susan Taylor 1982-6-14 Taylor 4658 Plumas T27N R12E sw1/4nw1/4 sec 12. Antelope Lake quad. In wet Pioneer Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. With Carex filifolia, Stellaria longpipes. 1536 Comment
  CAS-BOT-BC119521  Carex nudata John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2170 Plumas Mouth of Butterfly Creek. 883 Comment
  CDA17775  Carex pachystachya G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3153 Plumas Long Valley; Long Valley, 0.4 mi S of jct, Dixie Canyon--Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  JEPS63504  Carex pellita W. L. Jepson 1939-8-14 19417 Plumas Willow Creek 1828 Comment
  SEINET10715751  Carex pellita David Castaner 1984-5-28 Castaner 8056 Plumas 1.8 miles west of Greenhorn Creek. ALong Highway 70. Low area. Comment
  CHSC47350  Carex rossii L. P. Janeway 1989-6-9 3275 Plumas Plumas National Forest. Southwest side of Red Clover Valley. 1691 Comment
  CHSC53534  Carex rossii L. P. Janeway 1984-7-27 936 Plumas Near Grassy Lake. 1920 Comment
  CHSC102008  Carex scabriuscula L. P. Janeway; B. Castro 2009-8-29 9943 Plumas Northern High Sierra Nevada.Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  SD130950  Carex scabriuscula John Thomas Howell, T. C. Fuller, G. D. Barbe 1981-6-23 54148 Plumas Sierra Nevada; 2.65 miles west of Round Valley Reservoir dam; rocky serpentine slope in open coniferous forest.; in seepage area. 1538 Comment
  UCSB63772  Carex scabriuscula Oswald, Vernon; Ahart, Lowell 1998-8-11 Plumas USFS 23N85Y; 0.8 mi. east of Oroville-Quincy Hwy.; 6.2 mi. northeast of Four Trees; on the south side of Frenchman Hill: T23N R7E NW1/4 Sect. 18 1737 Comment
  CHSC117758  Carex scoparia var. scoparia Jim Belsher- Howe; Rye Pamplin 2016-8-19 Plumas Snake Lake. Drying edge of shallow lake margin. 1205 Comment
  CAS-BOT-BC28305  Carex scopulorum var. bracteosa John Thomas Howell 1976-7-15 s.n. Plumas Snake Lake, ca 4 mi NW of Quincy. 1219 Comment
  CHSC57142  Carex sheldonii L. P. Janeway 1991-8-4 4125 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
  CHSC60504  Carex sheldonii L. P. Janeway 1992-6-4 4216 Plumas Plumas National Forest. Wet area adjacent to Bonta Creek in wooded pasture between Mohawk Ranger Station barracks and Middle Fork Feather River. 1318 Comment
  CHSC53547  Carex simulata L. P. Janeway 1989-6-15 3316 Plumas Plumas National Forest. Pond across road from springy slope; jct of roads 111 (Beckwourth-Genesee Rd) and rd 24N49Y; near N end of Crocker Valley. 1730 Comment
  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
  JEPS49039  Carex spectabilis Leland S. Smith 1927-8-10 2167 Plumas above Gold Lake, w end; Tahoe National Forest 2194 Comment
  CAS-BOT-BC114999  Carex subfusca John Thomas Howell 1960-7-20 35712 Plumas Dry, open rocky meadow in Drakesbad. 1828 Comment
  CDA14577  Carex subfusca G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3058 Plumas Headwaters of S Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CDA17814  Carex subfusca G. D. Barbe, J. T. Howell (54237 at CAS) & T. C. Fuller 1981-6-24 3224 Plumas Rhinehart Meadow at 1.0 mile S of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). 1676 Comment
  CHSC102434  Carex subfusca L. P. Janeway; B. Castro 2009-7-12 9853 Plumas Northern High Sierra Nevada. Lower Thompson Valley 2.0 km north of Red Clover Creek. 1670 Comment
  CHSC110386  Carex subfusca Lowell Ahart 2012-9-5 18443 Plumas Along the east side of the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1940 Comment
  CHSC48068  Carex subfusca L. P. Janeway 1989-8-2 3552 Plumas Plumas National Forest. Where rd 23N08 crosses a southwestern fork of Bear Cr ca 1 mi NE from top of Eureka Ridge. 1752 Comment
  CHSC53551  Carex subfusca Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr 1.5 mi E of Quincy along Hwy 70, on the north side of the road. 1057 Comment
  SEINET4292058 Image available Carex subfusca L. Ahart, Guardino, J 2005-1 12304 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5-1/2 mi (air) northwest of the Boulder Creek Work Center at Antelopeake. Comment
  CAS-BOT-BC115984  Carex subfusca L. P. Janeway 1990-6-15 3718 Plumas Along Rattlesnake Creek, 2.1 mi (along the creek) N of Hwy 70/89. Mt. Ingalls quad. 1859 Comment
  SEINET7577194 Image available Carex subfusca David Castaner 1984-5-28 8055 Plumas 1.8 miles west of Greenhorn Creek. Along highway 70. Comment
  RSA71294  Carex teneriformis L. S. Rose 1951-6-28 51032 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CHSC92304  Carex utriculata Lowell Ahart; John Dittes 2005-9-20 12446 Plumas In the center of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  SEINET7579644 Image available Carex utriculata Unknown 2004-7-24 8188 Plumas Humboldt Peak 7.5' quad, High Cascade Range, along western tributary of Butt Creek, 2.4 air km north of Humboldt Summit. 1740 Comment
  UCD140974  Carex vesicaria John Thomas Howell 1960-7-19 35626 Plumas Drakesbad. Lassen Volcanic National Park. 1676 Comment
  CHSC101872  Carex whitneyi Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15907 Plumas About 100 yards northwest of Lake Almanor Dam. 1421 Comment
  CHSC85996  Carex whitneyi L. P. Janeway 2003-7-19 7911 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake. 1853 Comment
  UC1755302  Carex whitneyi Dean W. Taylor 2006-6-29 19555 b Plumas Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201) 1432 Comment
  CDA34137  Castilleja applegatei L. Ahart, J. Dittes 2009-7-15 16095 Plumas On the west side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butte Valley Reservoir Dam. Comment
  CAS-BOT-BC249725  Castilleja applegatei subsp. pinetorum A. A. Heller; P. B. Kennedy 1907-7-15 8840 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CAS-BOT-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
  CAS-BOT-BC249728  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-14 4832 A Plumas Along 26N58 in s side of Bullfrog Ravine, ca. 3 air mi w of Indian Falls on Hwy 89 1645 Comment
  CHSC117483  Castilleja applegatei subsp. pinetorum Lowell Ahart 2016-6-29 21064 Plumas South slope of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC24438  Castilleja applegatei subsp. pinetorum D. E. Brink Jr.; L. M. Mayer 1975-7-8 Plumas Found in the north part of the section along the roadside above Lower Bucks Lake. Comment
  JEPS9788  Castilleja applegatei subsp. pinetorum W. L. Jepson 1939-8-6 19342 Plumas Spring Hill Meadow Valley 1219 Comment
  UC1094740  Castilleja applegatei subsp. pinetorum Francia Chisaki 1956-5-31 892 Plumas 3.5 mi n Beckwourth (on road to Genesse) Comment
  UC733210  Castilleja applegatei subsp. pinetorum Elmer I. Applegate 1929-6-21 5777 Plumas Kelly's Camp Mt. Lassen Region, Warner Valley (Warner Valley) Comment
  SEINET10549339  Castilleja applegatei var. fragilis Mary Susan Taylor 1982-5-23 Taylor 4517 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
  SEINET10582742  Castilleja applegatei var. fragilis John Thomas Howell, Gordon H. True; Margaret J. Williams 1973-7-31 Howell 50126 Plumas On road from Janesville to Thompson Peak, Diamond Range. 1981 Comment
  UC886447  Castilleja campestris subsp. campestris L. R. Miller 1936-6-14 Plumas Sierra Valley 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
  CHSC112530  Castilleja lacera B. Castro; L. P. Janeway 2009-6-7 1787 Plumas Northern High Sierra Nevada. Upper watershed of Thompson Valley, ~ 1.5 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. Along USFS Rd 25N05 (Squaw Valley Rd) 200 ft W of its jcn with small dirt rd to lower Thompson Valley. 1700 Comment
  UC138989  Castilleja lacera Mrs. A. L. Coombes 1902-7-7 Plumas Prattville Comment
  CAS-BOT-BC253999  Castilleja miniata Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  JEPS81480  Castilleja miniata M. S. Taylor 1982-8-4 4916 Plumas ca 1 mi nw Taylor Rock (n side of Solomon Saddle Rd, ca 7 air mi ne of Quincy); Greenville SE Quad. 1889 Comment
  CAS-BOT-BC254054  Castilleja miniata M. S. Taylor 1982-8-9 4943 Plumas Along creek in wet areas e side of 26N16Y, just n of Rattlesnake Hill, ca. 3 air mi sse of Canyon Dam. Flora of Plumas County 1859 Comment
  SEINET10549615  Castilleja miniata Mary Susan Taylor 1982-8-4 Taylor 4916 Plumas T25N R10E nw/se sec 23. Greenville SE quad. ALong spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 6200 ft. 1890 Comment
  CDA19260  Castilleja minor var. exilis G. D. Barbe, T. C. Fuller 1982-6-17 3851 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC117788  Castilleja pilosa B. Castro; Members of Plumas CRM reveg committee 2007-6-26 1653 Plumas Northern High Sierra Nevada. Plumas National Forest. Jordan Flat, on flood plain at confluence of Jordan Creek with Last Chance Creek. Ca 8.5 air mi SE of Milford, 4.8 mi SW of Hwy 395 and 10 mi NW of Doyle. 1773 Comment
  CHSC32018  Castilleja pilosa L. Ahart 1974-10-1 642 Plumas N of Pilot Peak on w part of Buzzards Roost, ca. 1 mi n of Onion Valley. 1981 Comment
  SEINET10549440  Castilleja pilosa Mary Susan Taylor 1982-5-28 Taylor 4558 Plumas T25N R14E nw/sw sec 27. Crocker Mt quad. In Sagebrush Scrub in Squaw Valley, jct of 26N70 & 28N01, ca. 16 mi s of Milford. 5600 ft. 1707 Comment
  CAS-BOT-BC39557  Caulanthus major Clare B. Hardham 1975-8-2 20464 a Plumas Sierra Nevada. Black Mountain. 2133 Comment
  CHSC96737  Ceanothus arcuatus L. P. Janeway 2007-5-20 8989 Plumas Northern High Sierra Nevada. Crest at head of Bean Creek (which drains to the south-southeast; East Branch North Fork Feather rivers to the north); at junction of Roads 25N17, 25N57, 25N59. 1573 Comment
  CHSC96744  Ceanothus arcuatus L. P. Janeway 2007-5-20 8994 Plumas Northern High Sierra Nevada. Along Road 25N17 above Bean Creek 1.1 km north of its confluence at Spanish Creek; 0.5 km northwest of Bean Hill. 1405 Comment
  RSA232911  Ceanothus incanus L. S. Rose 1968-6-11 68097 Plumas Confluence of Butterfly Creek and Spanish Creek, near Keddie. 976 Comment
  CAS-BOT-BC50728  Ceanothus integerrimus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2152 Plumas Butterfly Botanical Area and Vicinity - Beargrass Glade 1127 Comment
  OBI10462  Ceanothus integerrimus Lewis S. Rose 1966-7-27 66064 Plumas Butterfly Crk and Spanish crk; 1 mi S of Keddie 991 Comment
  SJSU5712  Ceanothus integerrimus L. S. Rose 1967-7-10 67153 Plumas 3 mi W of Keddie, Butterfly Valley 1097 Comment
  UC80030  Ceanothus integerrimus Mrs. R. M. Austin 1876-1 199 Plumas Comment
  JEPS48728  Ceanothus integerrimus John W. Duffield 1937-6-9 Plumas rd to Quincy 1097 Comment
  UCD112014  Ceanothus integerrimus var. macrothyrsus Lewis S. Rose 1968-6-11 68097 Plumas Confluence of Butterfly Creek and Spanish Creek, near Keddie. 975 Comment
  LA44875  Ceanothus jepsonii C. W. Hallis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
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May 17 2021
  CAS-BOT-BC52060  Ceanothus prostratus John Thomas Howell; Gordon H. True 1967-7-11 43320 Plumas about 3 miles Southeast of Mt. Hough 1706 Comment
  CAS-BOT-BC63363  Ceanothus prostratus John Thomas Howell 1951-6-28 27728 Plumas Eureka Lake. 1889 Comment
  CAS-BOT-BC63366  Ceanothus prostratus Alice Eastwood 1927-6-11 14483 Plumas Forest Lodge. Greenville. United States Forest Reserve. Comment
  CDA14762  Ceanothus prostratus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3334 Plumas Indian Creek Bridge 0.1 mile northwest of junction with road to Antelope Lake dam. 1584 Comment
  CHSC59923  Ceanothus prostratus L. P. Janeway; Garrett Gibson 1992-7-22 4273 Plumas Plumas National Forest Milford Ranger District Recon Compartment. 0.25 mi east of the top of Horton Ridge, across the ridge from the southeast fork of Horton Canyon. 2057 Comment
  JEPS48725  Ceanothus prostratus John W. Duffield 1937-5-23 Plumas rd to Bear Creek Ranger Station Comment
  POM296602A  Ceanothus prostratus Lyman Benson 1949-6-21 13739 Plumas Meadow 1 mile W of Lake Almanor Inn. Feather River 1341 Comment
  UC1552738  Ceanothus prostratus Frederica Bowcutt 1985-6-6 562 Plumas about 15 air miles NE Quincey 1 mile of Drum Bridge. North of Beckwourth Genesee Road about 1/8 mile. 1676 Comment
  UCSB22989  Ceanothus prostratus McMinn, H. 1941-8-27 Plumas Along railway bank along Feather River, Blairsden Comment
  UC1071473  Ceanothus velutinus C. G. Albertus 1935-7-22 221 Plumas 3.75 mi sw Lovejoys; Plumas National Forest, Downieville Quad. 1767 Comment
  SEINET12210938  Ceanothus velutinus W. Knight, Knight, I. 1983-1 4939 Plumas Two mi out of Chester on road to Drakesbad 1394 Comment
  UC1071470  Ceanothus velutinus var. velutinus F. W. Embree 1934-6-12 100 Plumas 1 mile W of Bucks Ranch 1615 Comment
  CHSC81605  Centaurea solstitialis Lowell Ahart 2001-10-8 9330 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  JEPS118676  Centaurea stoebe subsp. micranthos L. P. Janeway 2011-8-23 10673 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 22N95 at Road 22N05; headwaters of Negro Run Ravine on the upper south slope of Hartman Bar Ridge. Haskins Valley 7.5' quad. Comment
  RSA52919  Ceratophyllum demersum R. Weatherby 1950-7-21 1479 Plumas Feather River Canyon, near Twain. Chain Bar Resort. Comment
  SEINET10474160  Chaenactis douglasii Mary Susan Taylor 1982-6-28 Taylor 4763 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CAS-BOT-BC276723  Chaenactis douglasii var. douglasii John Thomas Howell 1962-6-17 37715 Plumas Portola Comment
  OBI55499  Chaenactis douglasii var. douglasii David J. Keil, Kathleen Keil 1992-7-25 23604 Plumas Lassen NF along hwy 89/36, 5.4 mi E of hwy 32, SW of Chester Comment
  UC90127  Chaenactis douglasii var. douglasii F. Stepens 1894-1-1 Plumas Quincy Comment
  CHSC54398  Chamaesyce maculata Vernon H. Oswald 1991-6-12 4661 Plumas Lassen Volcanic National Park. Terminal Geyser, located between Drakesbad and Willow Lake. 1786 Comment
  CAS-BOT-BC165972  Chamerion angustifolium Janet Jones 1980-7-14 202 Plumas By roadsides and trails around Layman near Blairsden, Plumas National Forest 1280 Comment
  CAS-BOT-BC166081  Chamerion angustifolium subsp. circumvagum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS113424  Chamerion angustifolium subsp. circumvagum Lowell Ahart, John Dittes 2007-8-9 14429 Plumas About 50 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  POM281058  Cheilanthes gracillima J. H. Morrison s.n. Plumas Near Quincy, Sierra Nevada Comment
  SEINET4153004  Chenopodium chenopodioides M. J. Williams, J. Howell, W. Follette 1977-8-11 77- 69 -4 Plumas North end of Frenchman's Reservoir 1707 Comment
  CDA7726  Chenopodium pumilio L. Ahart 2006-10-8 13413 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. Comment
  UCSB64025  Chenopodium simplex Ahart, Lowell 1974-7-30 Plumas About 100 yards west of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte 1828 Comment
  CAS-BOT-BC452246  Chimaphila umbellata David D. Keck 1932-7-3 1636 Plumas Northern Sierra Nevada: Quincy; forest, to south of town 1065 Comment
  POM190470  Chrysanthemum parthenium D. D. Keck 1932-7-3 1624 Plumas Quincy, north of Spanish Creek near road; Northern Sierra Nevada 1067 Comment
  UC1135255  Chrysolepis sempervirens E. Sawyer 1935-5-28 50 Plumas 3.75 mi n Hawks; Plumas National Forest, Sierraville Quad. 1767 Comment
  UC566216  Chrysolepis sempervirens G. T. Nordstrom 1934-7-3 185 Plumas 1 1/4 mi sw of Mount Ararat 1645 Comment
  SEINET10473442  Chrysothamnus Mary Susan Taylor 1981-8-19 Taylor 4226 Plumas California: T23N R12E se 1/4 of sw 1/4 sec 14. Blue Nose Mt quad. S side of 23N10, 0.5 mi E of its jct with spur road 23N10G, ca. 5 air mi W of Sloat. Plumas County. 5300 ft. 1615 Comment
  RSA126612  Chrysothamnus nauseosus subsp. albicaulis E. Nourse 1934-8-9 7 Plumas 0.75 mile west of Clermont Hill 1951 Comment
  CHSC31226  Chrysothamnus viscidiflorus subsp. viscidiflorus M. S. Taylor 1980-10-8 3364 Plumas S side of Beckworth Rd ca. 1/4 mi se of its jct with Beckworth-Genesee Rd, ca. 10 mi e of Taylorsville. Comment
  CHSC59681  Chrysothamnus viscidiflorus subsp. viscidiflorus L. P. Janeway 1992-8-10 4288 Plumas Plumas National Forest. Northeast side of Dotta Canyon ca 1 mi northwest of Dotta Neck. 1712 Comment
  UCD19146  Chylismia claviformis subsp. integrior June McCaskill 19__? 465 Plumas Lake Almanor region. Comment
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Mar 18 2014
  RSA59315  Cichorium intybus E. K. Balls 1950-9-14 15799 Plumas Where Dixie Canyon runs into Indian Creek, Hwy 89 1098 Comment
  JEPS28638  Cicuta douglasii George W. Gillett 1957-7-18 835 Plumas Lassen Volcanic National Park, at north end of Willow Lake Willow Lake; Lassen Volcanic National Park, Willow Lake 1658 Comment
  UC170986  Cicuta douglasii H. M. Hall 1912-8-3 9376 Plumas Sierra Nevada Mountains, Quincy Quincy; Sierra Nevada Mountains, Quincy 1066 Comment
  UCD127357  Cicuta douglasii Elaine Ahrenholz 1962-6-2 54 Plumas 1 mile above Oakland Camp, Spanish Creek. Comment
  JEPS118394  Cinna latifolia Lowell Ahart 2011-9-20 17692 Plumas On the south side of Onion Valley Creek, on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2001 Comment
  SD46609  Circaea alpina subsp. pacifica Robert J. Weatherby 1955-8-6 1678 Plumas United States Forest Service Camp, Meadow Valley 1157 Comment
  CHSC77191  Cirsium andersonii G. Schoolcraft 1997-8-6 Plumas S of Red Rock Lookout, Diamond Mtn. area. Roadside. 1965 Comment
  CAS-BOT-BC284416  Cirsium arvense John Thomas Howell; Gordon H. True 1973-7-31 50138 Plumas On road from Janesville to Thompson Peak, Diamond Range, Sierra Nevada 1905 Comment
  SEINET13711382  Cirsium arvense Lowell William Ahart, Lowell William Ahart 2001-1 9272 Plumas 5 Air Mi. NW of Quincy at Pond in Butterfly Valley (T25N, R9E, sec 20, SE 1/4) 3625 Ft. 1105 Comment
  SEINET10474557  Cirsium foliosum Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4324 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CHSC37658  Cirsium occidentale var. candidissimum T. B. Devine 1981-8-28 761 Plumas On N side of Caribou Road; ca. 4 mi from junction with Hwy 70 along E Branch of the N Fork of Feather River. Comment
  CDA1512  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1963-8-28 11173 Plumas Sierra Valley; Loyalton-Vinton Hwy ( Hwy 49), just N of Sierra Co. line. Comment
  CAS-BOT-BC286451  Cirsium scariosum John Thomas Howell 1960-7-24 35985 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC99812  Cirsium scariosum Lowell Ahart 2008-7-16 15105 Plumas Open forest floor, on the east side of a small meadow (swamp), about 10 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
  CDA1131  Cirsium undulatum J. R. Keck Jr., R. Swanson 1967-8-17 s.n. Plumas About 6 mi. s. of Vinton; 1 mi. n. of county line, 200 yds. w. of Hwy 49 to Loyalton. 0 Comment
  CAS-BOT-BC228714  Cistanthe umbellata Anna Head 1920-6-1 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  RSA0020964  Clarkia biloba subsp. biloba Joan Stewart 2000-06 1032 Plumas Plumas National Forest Comment
  CDA38044  Clarkia mildrediae subsp. lutescens L. P. Janeway 2001-7-3 7255 Plumas Northern High Sierra Nevada.; Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek. Comment
  CHSC71155  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-13 4694 Plumas Southeast side of Little Bear Gulch; along Road 22N30 0.25 mi west of Sky High Road (Road 22N29). Road cutbank. 1447 Comment
  UCD104798  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-8 4687 Plumas Hartman Bar Ridge. Slope N of Road 22N94, on south side of Franklin Hill. 1706 Comment
  CDA15372  Clarkia purpurea subsp. quadrivulnera G. F. Hrusa 1997-6-26 13887 Plumas Sierra Nevada; Approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  UC127442  Clarkia purpurea subsp. quadrivulnera A. A. Heller with P. B. Kennedy 1907-7-12 8827 Plumas between Taylorville and Crescent Mills Comment
  CAS-BOT-BC163852  Clarkia purpurea subsp. quadrivulnera R. W. Thorp 1963-7-2 63 -49 Plumas East end of Quincy Comment
  CAS-BOT-BC164920  Clarkia rhomboidea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2429 Plumas In vicinity of mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC164931  Clarkia rhomboidea Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Indian Valley Road Comment
  CDA38040  Clarkia rhomboidea T. C. Fuller 1958-7-7 1914 Plumas 3 miles west of Virgilia. 0 Comment
  CDA14705  Clarkia stellata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3207 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  CHSC71392  Clarkia stellata Vernon H. Oswald 1998-7-13 9265 Plumas Humbug Rd. 0.1 mi south of the split in Humboldt-Humbug Rd. ca. 0.75 mi south of Hwy. 89 at Lake Almanor. 1414 Comment
  JEPS43677  Clarkia stellata W. L. Jepson 1910-6-4 4059 Plumas near Big Meadows 1310 Comment
  CHSC114318  Claytonia lanceolata G. D. Barbe; T. C. Fuller 1982-6-17 3803 Plumas Lakes Basin Campground, 7.5 mi S of Hwy 89. 1950 Comment
  CHSC33628  Claytonia lanceolata M. S. Taylor; M. Foster 1981-6-3 3837 Plumas In wet meadow, s side of rd 24N61, ca. 1.5 air mi s of Little Summit Lake, ca. 10 mi nw of Portola. 2103 Comment
  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
  SFV11277  Claytonia perfoliata subsp. mexicana M. L. Vincent 1964-4-8 519 Plumas Sierra Nevada Near North Fork Bridge 9-02. 580 Comment
  CAS-BOT-BC443642  Claytonia perfoliata subsp. perfoliata Walter Knight; Irja Knight 1967-5-22 1904 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  CHSC52528  Claytonia rubra subsp. rubra L. P. Janeway 1990-6-19 3723 Plumas Plumas National Forest. Beckwourth Ranger District. Rattlesnake Compartment. Small dry creek west of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley. 1402 Comment
  SD6966  Collinsia Mrs. R. M. Austin 187_ Plumas American Valley Comment
  CHSC112568  Collinsia parviflora B. Castro; L. P. Janeway 2007-6-9 1635 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. In narrow band of dry to fairly moist sagebrush meadow downstream of small rock dam, near E edge of Thompson Creek, ca 300 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  RSA0117244  Collinsia parviflora L. Ahart, John Dittes, Josephine Guardino 2007-6-8 14002 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. 1966 Comment
  RSA0117245  Collinsia parviflora L. Ahart, John Dittes 2007-6-16 14126 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  UC725585  Collinsia parviflora A. A. Heller 1942-5-8 16457 Plumas 2 mi w of Paxton (along State Highway #24); State Highway #24 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
  CHSC21344  Collinsia torreyi F. T. Griggs; A. Pass 1975-7-7 94 Plumas Gold and Silver Lakes. Comment
  CHSC37025  Collinsia torreyi M. S. Taylor 1982-6-17 4690 Plumas S side of 23N44Y, 0.2 mi w of its jct with 23N50Y (Bell Bar Creek Rd), ca. 2 air mi se of Sloat. 1493 Comment
  CHSC44973  Collomia K. R. Stern 1985-6-25 8230 Plumas Vicinity of Blairsden. Comment
  CDA14729  Collomia grandiflora G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3256 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  JEPS123999  Collomia grandiflora Lowell Ahart 2015-7-4 20284 Plumas About 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  SJSU11436  Collomia grandiflora R. L. Hassur 1957-7-5 192 Plumas by L Almanor 4 mi E of Clear Cr 1386 Comment
  CHSC81393  Collomia heterophylla L. P. Janeway 1996-5-20 4976 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwest of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  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
  CHSC89514  Collomia tinctoria G. D. Barbe; T. C. Fuller 1982-6-17 3820 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
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Sep 23 2008
  JEPS113458  Collomia tinctoria Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13997 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  RSA71943  Collomia tinctoria F. W. Peirson 1932-7-19 10350 Plumas Feather River near Chester 1463 Comment
  SEINET12326110  Collomia tinctoria W. Knight, Knight, I. 1983-1 4940 Plumas confluence of North Fork of Feather River and Warner Creek on rd between Chester and Drakesbad 1463 Comment
  CAS-BOT-BC286169  Conyza canadensis L. P. Janeway 1992-11-18 4325 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest side of Lake Davis, ca 0.3 mi west of the Bagley Pass Road; at the end of Mosquito Slough Road (24N54Y) 1761 Comment
  JEPS64323  Corallorhiza maculata W. I. Follett 1933-7-18 6 Plumas 1/4 mi w Deadwood Summit (upper end of ravine); Deadwood Ravine 1341 Comment
  JEPS48495  Corallorhiza maculata J. W. Duffield 1937-7-18 Plumas above and w Meadow Valley; Schneider Creek Comment
  RSA104292  Corallorhiza maculata R. Weatherby 1955-7-2 1580 Plumas Wilcox Valley 1921 Comment
  CAS-BOT-BC237930  Cordylanthus Clare B. Hardham 1986-8-9 30405 Plumas Sierra Nevada Mountains. Meadow Valley - Virgilia Road 1310 Comment
  CHSC102062  Cordylanthus tenuis subsp. tenuis Lowell Ahart; John Dittes 2009-7-15 16089 Plumas On dry rocky soil, open forest, 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
  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
  CAS-BOT-BC209426  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  CHSC21092  Cornus nuttallii F. T. Griggs; A. Pass 1975-7-2 30 Plumas East of road. Buck's Lake Forest Service Survey. Comment
  POM287807  Cornus nuttallii Mrs. R. M. Austin, C. C. Bruce, G. Austin 1908-04 652 Plumas Near Sierra Valley. 1372 Comment
  CAS-BOT-BC210326  Cornus sericea Wm. Hayes; J. D. Schoeller 1928-10-11 402 Plumas Plumas National Forest. 1/2 mi. N.E. of Howland Flat 1676 Comment
  UC1122739  Cornus sericea subsp. sericea G. T. Nordstrom 1934-7-9 201 Plumas 3/4 mi. s. Mt. Ararat; Plumas Nat'l Forest, Bidwell Bar Quad. 1645 Comment
  UC1122817  Cornus sericea subsp. sericea C. G. Albertus 1935-7-23 229 Plumas 1 1/4 mi. s.e. Spring Garden Ranch; Plumas Nat'l Forest, Downieville Quad. Comment
  UC565956  Cornus sericea subsp. sericea F. W. Embree 1934-6-6 82 Plumas 1 1/2 mi. n.w. Bucks Mt.; Bidwell Bar Quad. 1524 Comment
  POM123485  Corydalis caseana J. G. Lemmon 1875-07 s.n. Plumas Big Spring Comment
  SEINET5339233  Corydalis caseana M. J. Williams 1966-7-11 s.n. Plumas Jamison Creek above Johnsville. 1829 Comment
  CHSC52522  Corydalis caseana subsp. caseana L. P. Janeway 1990-6-27 3726 Plumas Plumas National Forest. Headwaters of Joseph Creek on northeast side of Grizzly Ridge. 2103 Comment
  CAS-BOT-BC401866  Corydalis caseana subsp. caseana Lester Rowntree 1935-6-15 s.n. Plumas Mineral Comment
  CAS-BOT-BC401872  Corydalis caseana subsp. caseana Robert J. Weatherby 1955-7-2 1578 Plumas Creek below Bear Ridge, near Taylor Lake 1981 Comment
  CAS-BOT-BC287206  Cota tinctoria John Thomas Howell 1960-7-24 35995 Plumas Chester 1371 Comment
  UC581281  Crepis acuminata G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2250 Plumas n Engelmine (sw slopes and ridge crest); Red Rock Comment
  UC586850  Crepis acuminata Joseph Andorfer Ewan 1934-6-26 8194 Plumas Gold Lake Road 1798 Comment
  CDA17287  Crepis intermedia G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16314 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
  UC345556  Crepis intermedia E. B. Babcock 1928-6-15 160 Plumas near hwy about 200 yd above Spring Garden P.O. Comment
  CAS-BOT-BC376545  Crepis monticola Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CHSC97154  Crepis occidentalis subsp. conjuncta Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13987 Plumas East side of an open rocky flat, 30 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CAS-BOT-BC290856  Crepis pleurocarpa G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-6 2209 Plumas 2 mi. east of Meadow Valley on road to Quincy 1150 Comment
  UC346554  Crepis pleurocarpa E. B. Babcock 1928-6-15 161 Plumas 2 mi e Meadow Valley (along road to Quincy) Comment
  CDA32032  Crypsis alopecuroides L. Ahart, J. Dittes 2009-9-7 16391 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. Comment
  CHSC81642  Crypsis alopecuroides Lowell Ahart 2001-10-8 9333 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CAS-BOT-BC190153  Crypsis vaginiflora John Thomas Howell 1959-9-26 35068 Plumas Sierra Nevada. Near Soda Spring, Feather River Canyon. Ca. 1.5 mile west of Belden. 682 Comment
  CHSC89809  Cryptantha affinis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3209 Plumas Sierra Nevada. 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  RSA687513  Cryptantha affinis G. D. Barbe, T. Fuller, J. T. Howell 1981-6-24 3235 Plumas 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1738 Comment
  CDA18585  Cryptantha flaccida G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3285 Plumas Sierra Nevada; 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  RSA95525  Cryptantha milobakeri J. T. Howell 1951-6-29 27752 Plumas Feather River Canyon 549 Comment
  RSA95526  Cryptantha simulans J. T. Howell 1951-6-27 27572 Plumas Johnsville; Sierra Nevada 1585 Comment
  CHSC52719  Cryptogramma acrostichoides L. P. Janeway 1990-8-7 3827 Plumas Plumas National Forest. Ca 1/4 mi NE of crest of Grizzly Ridge between Joseph Cr and Oliver Cr. 2164 Comment
  SD46449  Cryptogramma acrostichoides Robert J. Weatherby 1950-8-11 1506 Plumas Trail to Silver lake, Lakes Basin Area, North Sierra Nevada 1980 Comment
  UC1093684  Cryptogramma acrostichoides Herbert L. Mason 1926-7-12 2894 Plumas Mt Elwell Comment
  UC1874975  Cryptogramma acrostichoides Ruth Kirkpatrick 2001-7-18 1072 Plumas Eureka Peak 2011 Comment
  CAS-BOT-BC70527  Cryptogramma cascadensis George W. Gillett 1957-7-23 887 Plumas Mt. Harkness 2255 Comment
  CAS-BOT-BC80529  Cupressus bakeri C. R. Quick; H. F. Wilcox 1962-10-1 62 -1 Plumas 1 1/2 mi. W. of Wheeler Peak Comment
  CHSC33925  Cupressus bakeri M. S. Taylor 1981-8-3 4151 Plumas Along drainage east of Mud Lake, ca. 0.6 mi ne of Eisenheimer Peak, ca. 10 air mi n of Genesee. 2042 Comment
  CHSC46487  Cuscuta californica Lowell Ahart 1981-7-21 2971 Plumas Along Cleghorn Bar Road, about 1-1/2 miles west of La Porte Quincy Road, about 2 miles north-west of Pilot Peak. 1767 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
  CHSC108462  Cuscuta californica var. breviflora Lowell Ahart 2011-9-20 17679 Plumas Forest floor along the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  CHSC36926  Cuscuta subinclusa M. S. Taylor 1982-8-10 4954 Plumas Along 26N88, just e of its jct with Seneca Rd (306), ca. 7 mi sw of Canyon Dam. Comment
  CHSC106281  Cymopterus terebinthinus var. californicus L. P. Janeway 2011-7-3 10081 Plumas Northern High Sierra Nevada. Top of ridge between Pigtail Ravine and Hunters Ravine, +/- overlooking Middle Fork Feather River from the north. Open ground in mixed conifer forest. 1642 Comment
  SEINET10467143  Cyperus aristatus Mary Susan Taylor 1982-8-23 Taylor 5038 Plumas T25N R8E ne/nw sec 24. Almanor SE quad. Along dirt rd on s side of Feather River ca. 1/4 mi w of Twain. Riparian; 2800 ft. 853 Comment
  SEINET3450849  Cyperus squarrosus Unknown 2003-7-18 10428 Plumas La Porte, La Porte, about 4.5 air miles northwest, about 1.5 air miles northwest of Little Grass Valley Reservoir dam, about 1.5 miles southeast of Tamarack Flat, about 0.25 miles west of Lumpkin Ridge Road, north side of the road 1700 Comment
  UC1563865  Cyperus squarrosus Barbara Ertter 1988-10-21 8007 Plumas e. end of causeway ca. 1.5 mi. e. Chester (on Hwy. 36, n. of rd., Lake Almanor); Lake Almanor 1341 Comment
  CAS-BOT-BC136515  Cypripedium montanum Mrs. Charles (Martine) Telford 1967-1-1 s.n. Plumas Field redacted by CAS, contact the data manager for more information Comment
  CHSC108126  Cystopteris fragilis Lowell Ahart 2011-9-20 17691 Plumas On the south side of Onion Valley Creek, on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2001 Comment
  JEPS104156  Cystopteris fragilis Lowell Ahart 2003-10-17 10643 Plumas Cliffs ne of Humboldt Peak, ca 3/4 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2103 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
  CAS-BOT-BC445536  Damasonium californicum John Thomas Howell 1926-7-30 2161 Plumas Near Prattville 1371 Comment
  CAS-BOT-BC186625  Danthonia californica Walter Knight; Irja Knight 1966-6-19 1627 Plumas In area north of Pond Reservoir. Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC186627  Danthonia californica Clarence R. Quick 1966-7-7 66 37 A Plumas E. of Cottonwood Creek crossing, ca. 3 m. s. of w. end of Humbug Valley 1402 Comment
  CHSC32029  Danthonia californica var. americana L. Ahart 1979-7-18 1996 Plumas Meadow, above the road and e of Finger Board Mt, ca. 2 mi nw of Pilot Peak, ca. 12 mi n of La Porte. 1828 Comment
  UC718005  Danthonia californica var. americana David D. Keck 1944-7-8 5440 Plumas Lake Almanor; s end, e side of dam 1341 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
  UC1337984  Darlingtonia californica Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2703 Plumas 1/4 mi s junction of US Forest Service Roads 25N15 and 25N12 (vicinity of Butterfly Valley) 1082 Comment
  CAS-BOT-BC420651  Darmera peltata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1433 Plumas In Butterfly Creek near where it empties into Spanish Creek.. 1021 Comment
  UC330384  Darmera peltata J. G. Lemmon and wife Jun 1875 Plumas American Valley; High Sierra Comment
  JEPS23623  Delphinium L. S. Smith 1920-5-21 1584 Plumas near Calpine (w edge of Valley); Sierra Valley 1676 Comment
  UC699735  Delphinium Farris Farris 1936-7-19 Plumas road to Mount Lassen 1828 Comment
  CHSC117021  Delphinium gracilentum Lowell Ahart 2016-6-2 20913 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
  CAS-BOT-BC8781  Delphinium gracilentum Ella D. Cantelow 1942-5-11 3607 Plumas 3 miles west of Belden, Feather River Canyon Comment
  CHSC55398  Delphinium nudicaule Ben Cunningham 1991-4-20 14 Plumas Ca 1.4 mi south of Rock Creek Dam and 10 ft west of Highway 70, 37 mi south of Greenville. 731 Comment
  UC118647  Delphinium nudicaule Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UCSB44166  Delphinium nudicaule Reisentz, Paul 1979-5-12 Plumas Lewisia Rock; 3 miles south of Beldon on Highway 70 Comment
  CHSC57445  Delphinium nuttallianum L. P. Janeway; Garrett Gibson 1991-6-13 4007 Plumas Plumas National Forest. Ca 1/4 mi west-northwest of Claireville Flat, ca 1/2 mi southeast of Hwy 70 and Willow Creek. Edge of meadow. 1484 Comment
  CAS-BOT-BC116100  Delphinium nuttallianum Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas Ca. 7 miles west of Johnsville on road to Gibsonville Comment
  CAS-BOT-BC116109  Delphinium nuttallianum Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy grade Comment
  SEINET5338054  Delphinium nuttallianum A. A. Heller, P. B. Kennedy 1907-7-3 8702 Plumas Hills above Red Clover Valley. Comment
  UCD13270  Delphinium nuttallianum Dean Dubbe 1974-5-18 14- 7 Plumas Plumas CO. Butterfly Valley, 6 miles northwest of Quincy, off of Hwy 89. Elevation 3600 feet. 1097 Comment
  UCD148990  Delphinium nuttallianum G. Douglas Barbe; T. C. Fuller and J. T. Howell 1981-6-24 3259 Plumas 1.4 miles below (southeast of) Mt. Hough summit on Mt. Hough-Crystal Lake Road. 1950 Comment
  CAS-BOT-BC121741  Delphinium patens subsp. patens Mrs. H. C. Cantelow 1940-5-11 4267 Plumas 1 mi. W of Meadow Valley Inn Comment
  SEINET10448602  Dentaria pachystigma Mary Susan Taylor 1982-5-13 Taylor 4441 Plumas T24N R8E sw/nw sec 13. Bucks Lake NE quad. Ca. 500 yds s of Spanish Creek- Bucks Lake Rd at its jct with 24N29, ca. 0.5 mi w of Meadow Valley. Serpentine slope, 3800 ft. 1158 Comment
  SEINET10506846  Deschampsia Mary Susan Taylor 1981-7-6 Taylor 3969 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  SEINET3143875  Deschampsia cespitosa E. K. Balls 1950-9-1 15599 Plumas E Long Lake, at foot of meadow leading to 2 smaller lakes 2103 Comment
  UC1131410  Deschampsia cespitosa subsp. cespitosa Beryl O. Schreiber 1938-7-9 2523 Plumas 1 mi. e. Meadow Valley; Plumas Nat'l Forest, Bidwell Bar Quad. 1066 Comment
  UCSB70492  Deschampsia cespitosa subsp. cespitosa Ahart, Lowell; Dittes, John; Guardino, Josephine 2009-7-29 Plumas 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
  CAS-BOT-BC198161  Deschampsia danthonioides Lewis S. Rose 1954-5-30 54064 Plumas Johnsville 1600 Comment
  UC1131438  Deschampsia danthonioides E. Sawyer 1935-6-27 184 Plumas 1.6 mi. e.-n.e. Grizzly Peak; Sierraville Quad. Comment
  CHSC79878  Deschampsia elongata G. F. Hrusa; B. Smith 1996-7-15 13222 Plumas Northern California, Sierra Nevada, Plumas National Forest. E side of Sloat Rd. at inter. of Hwy 70 and Sloat Rd. approx. 3 m. E of Spring Garden. [Original lat./long. on label is '39 52 N; 120 44 W']. 1530 Comment
  CHSC94137  Deschampsia elongata Lowell Ahart 2006-7-9 12931 Plumas Near a small seep in a small open area in brush, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Resevoir. 1678 Comment
  SBBG128585  Deschampsia elongata L. Ahart 2008-9-10 15369 Plumas bottom of E Branch Crk, on E side of Quincy La Porte Rd, ca. 1 3/4 mi (air) S of Little Grass Valley Resservoir, ca. 1 mi NE of La Porte 1593 Comment
  UC1523729  Deschampsia elongata Gary Schoolcraft 1982-7-28 851 Plumas near Benner Creek n. of Chester 1402 Comment
  CDA24792  Descurainia incisa subsp. incisa L. Ahart, J. Dittes, J Guardino, Robert A. Schlising 2004-7-3 11164 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  CAS-BOT-BC43039  Descurainia incisa subsp. incisa M. S. Taylor 1982-5-17 4463 Plumas North side of 22N55, near its junction with 22N54 and 22N88, ca. 2 miles SE of Portola on ridges N of Beckwourth Peak. 1706 Comment
  CHSC37022  Descurainia pinnata M. S. Taylor 1982-5-19 4480 Plumas Ridgetop, ca. 1.5 mi e of Portola, on edge of Ramelli Ranch boundary. 1755 Comment
  CAS-BOT-BC43271  Descurainia pinnata subsp. glabra M. S. Taylor 1982-9-13 5128 Plumas Ramelli Ranch, at junction of Grizzly Creek and Feather River, ca. 2 miles west of Beckwourth. 1487 Comment
  CAS-BOT-BC43503  Descurainia sophia John Thomas Howell 1955-7-19 30787 Plumas Sierra Nevada. Vinton. 1505 Comment
  CAS-BOT-BC43506  Descurainia sophia 1976-6-7 233 Plumas Sierra Y M. On shoulder of Dyson Lane 1.5 km west of metal bridge. 1524 Comment
  CHSC4201  Dicentra formosa D. B. Joley 1967-4-22 28 Plumas On slope, ca. 50 feet s of rd. and ca. 0.2 mile s of Cresta Powerhouse on highway 70, ca. 30 mi. n of Oroville. 548 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
  CHSC43323  Dicentra pauciflora Lowell Ahart 1975-7-9 859 Plumas Along the edge of small stream, about 1 mile west of Pilot Peak. 1981 Comment
  JEPS87768  Dicentra pauciflora Lowell Ahart 1994-6-12 7318 Plumas about 1.25 air mi s Bucks Lake (near Cedar Flat, on w side of Faggs Mine Road, sw of a small branch of Willow Creek) 1706 Comment
  RSA101444  Dicentra uniflora R. Weatherby 1955-6-21 1535 Plumas Meadow below Spanish Peak lookout 2134 Comment
  SEINET241787 Image available Dichanthelium acuminatum var. fasciculatum Beecher Crampton 1964-8-25 7157 c Plumas Lassen NP ; Devils Kitchen, Hot Springs Creek Canyon, 1.5 miles W. of Drakesbad. 1859 Comment
  CAS-BOT-BC502164  Dichelostemma congestum John Thomas Howell 1977-6-21 52381 Plumas Transition Zone forest in region of schistose rocks, Seneca; Sierra Nevada 1097 Comment
  SD6385  Dichelostemma multiflorum Mrs. Rae Austin 1879-1 Plumas Big Meadows. Comment
  CAS-BOT-BC502702  Dichelostemma multiflorum Catherine Best 1984-6-19 996 Plumas On A15 about 2 miles east of Hwy. 89 Comment
  CHSC65624  Dieteria canescens var. canescens L. P. Janeway 1995-9-8 4918 Plumas East side of Lake Davis about 0.8 mi north-northeast of the dam. Along Road 24N73Y (which starts opposite Grizzly Flat Boat Ramp) 0.5 mi east of the county road (Road 112). On road shoulder. 1844 Comment
  JEPS113931  Dieteria canescens var. canescens W. and N. Harnach 2000-9-3 1003 Plumas Sierra Valley, Gold Development, along the river trail. Comment
  CAS-BOT-BC150232  Diplacus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54406 Plumas Walker Plain, about 8 miles southwest of Bucks Lake on road to Oroville 1554 Comment
  CAS-BOT-BC151854  Diplacus mephiticus David D. Keck 1932-7-6 1714 Plumas Eight miles north of Greenville on road to Prattville - Sierra Nevada 1463 Comment
  CHSC53707  Diplacus mephiticus L. P. Janeway 1989-7-13 3486 Plumas Forest along SW side of Red Clover Valley; ca 1/4 mi SW of Beckwourth-Genesee Rd (rd III) 11.3 mi from Beckwourth. Plumas National Forest. 1699 Comment
  SJSU14464  Diplacus mephiticus N. A. Hopkins 1990-7-1 1623 Plumas 17.2 mi N of Beckwourth on Beckwourth-Genesee Rd 1706 Comment
  SD7178  Disporum trachyandrum Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  CDA34753  Dittrichia graveolens L. Ahart, John Dittes 2010-10-5 17302 Plumas North side of Highway 70, Serpentine Canyon, 2.7 miles (air) east-northeast of Rich Bar, 3.9 miles (air)west of Twain. Comment
  CHSC36205  Downingia bacigalupii M. S. Taylor 1982-7-8 4793 Plumas On mud on s side of Feather River on Ramelli Ranch, ca. 1 mi sw of Beckwourth. 1487 Comment
  SBBG33139  Downingia bicornuta K. K. Muller 1965-8-19 1366 Plumas 5 mi NW of Almanor P.O. on St Hwy 89 Comment
  JEPS21087  Draperia systyla F. W. Embree 1934-6-6 72 Plumas south slope of Bucks Mountain; Bidwell Bar Quad. 1524 Comment
  RSA74071  Draperia systyla Milo S. Baker 1952-5-27 12476 Plumas Feather River Canyon at Camp Storrie. Highway 24. Comment
  UC1778631  Draperia systyla G. Douglas Barbe, T. C. Fuller 1982-7-15 3745 Plumas 3.4 miles northeast of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  UCD119191  Draperia systyla Thomas Miller 1976-5-23 9 Plumas Feather River, along road from Belden to Caribou, 0.8 miles north of junction with State Hwy 70. Comment
  CHSC580  Drosera anglica R. Calkins 1932-7-1 Plumas Humbug Valley swamp. ... Field redacted by CHSC, contact the data manager for more information 1310 Comment
  UC1127100  Drosera rotundifolia Beryl O. Schreiber 1938-7-10 2532 Plumas near Meadow Valley (stagnant pond); Plumas National Forest, Bidwell Bar Quadrangle, Grubstake Fl 1066 Comment
  CAS-BOT-BC159349  Drymocallis lactea var. lactea David D. Keck 1932-7-3 1638 Plumas Quincy, mountain slope in spruce forest to south of town - Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC113791  Dulichium arundinaceum Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-20 42313 Plumas Snake Lake ca. 4 mi NW of Quincy in yellow pine forest. 1219 Comment
  UC1100260  Echinochloa crus-galli Malcolm A. Nobs and S. Galen Smith 1949-8-19 1413 Plumas about 2 mi s Greenville; Indian Valley Comment
  RSA59254  Echinochloa muricata var. microstachya E. K. Balls 1950-8-31 15550 Plumas Spanish Creek, off Hwy. 24, just north of Quincy. 1067 Comment
  CAS-BOT-BC113704  Eleocharis acicularis Lowell Ahart 1980-10-6 2668 Plumas Lake, 1/2 mi W of Fowler Pk. 1700 Comment
  SEINET11750487  Eleocharis acicularis Unknown 1985-1 5137 Plumas Little Grass Valley Reservoir, where South Fork Feather River flows in lake ca 4.25 mi NE of LaPorte 1585 Comment
  CAS-BOT-BC113541  Eleocharis bella E. K. Balls 1950-8-31 15548 Plumas Spanish creek off Hwy 24, just N of Quincy. 1066 Comment
  JEPS103552  Eleocharis bella Lowell Ahart 2002-7-2 9815 Plumas 9 air mi NW of La Porte (water holding pond 150 yds N of Forest Road 22N94, Hartman Bar Ridge, 1 air mile SW of Franklin Hill, 4 1/2 mi NW of Tamarack Flat) 1597 Comment
  JEPS113933  Eleocharis bella W. and N. Harnach 2000-8-2 967 Plumas Sierra Valley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23. South of Beckwourth, CA (Sierra Valley Farms) Comment
  CHSC81833  Eleocharis engelmannii Lowell Ahart 2001-10-16 9376 Plumas On the north side of a bank and a small stream, on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  UC1028646  Eleocharis engelmannii Robert J. Weatherby 1950-7-28 1490 Plumas N edge of Taylorsville 1066 Comment
  CAS-BOT-BC112913  Eleocharis macrostachya Malcom A. Nobs; Gordon H. True 1949-8-18 1358 Plumas Drying mud flats at the south end of Lake Almanor. Comment
  CHSC78474  Eleocharis torticulmis Jim Battagin 2000-6-17 Plumas Butterfly Valley Botanical Area. By little creek in north endof Pond Meadow. 1164 Comment
  SEINET10912968 Image available Eleocharis torticulmis Lawrence P. Janeway, B. Castro 2000-7-3 Janeway 6874 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. Gently sloping Darlingtonia fen. 1177 Comment
  CAS-BOT-BC227606  Elymus elymoides John Thomas Howell 1977-6-20 52413 Plumas On the peninsula of Lake Almanor 1371 Comment
  CAS-BOT-BC206522  Elymus glaucus subsp. glaucus John Thomas Howell 1967-6-23 42666 Plumas Canyon of Butterfly Creek - Sierra Nevada 1036 Comment
  CAS-BOT-BC206798  Elymus glaucus subsp. glaucus L. P. Janeway 1992-7-10 4257 Plumas About 0.5 mi northeast of top of Grizzley Ridge, between Joseph Creek and Oliver Creek - Beckwourth Ranger District, Plumas National Forest 2072 Comment
  CHSC102702  Elymus glaucus subsp. glaucus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16119 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 ft northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  RSA299268  Elymus multisetus J. T. Howell 1955-7-19 30779 Plumas Beckwourth; Sierra Nevada 1494 Comment
  JEPS113932  Elymus ponticus W. and N. Harnach 2000-8-23 994 Plumas Sierra Valley on Dyson Lane 0.25 miles east of the intersection with Co. Road A-24 (~6 miles north of Loyalton, CA) Comment
  CAS-BOT-BC213819  Elymus repens John Thomas Howell 1975-7-22 51347 Plumas Quincy Junction Road near Quincy - Sierra Nevada 1036 Comment
  CAS-BOT-BC204212  Elymus stebbinsii subsp. septentrionalis John Thomas Howell; Gordon H. True 1968-6-12 44561 Plumas Near Lewisia Rock in Feather River Canyon 609 Comment
  UCD62712  Elymus trachycaulus Lewis S. Rose 1968-6-10 68095 Plumas Quincy. 1036 Comment
  SEINET10554831  Elymus trachycaulus Frederick J. Hermann 1955-7-27 Hermann 11953 Plumas Gravelly roadside, 4 miles W. Portola. Comment
  CAS-BOT-BC204410  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1951-6-27 27566 Plumas Johnsville 1584 Comment
  JEPS88491  Elymus trachycaulus subsp. trachycaulus Vernon H. Oswald and Lowell Ahart 1996-7-15 8038 Plumas 1.4 mi s of Last Chance Campground (at meadow extending e from road 29N11, e side of Last Chance Marsh, at the n end of Lake Almanor, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  CAS-BOT-BC81882  Ephedra viridis W. Harnach; N. Harnach 1989-6-29 204 Plumas Sierra Valley, Beckwith Pass on the north side of Hwy. 70 1539 Comment
  UC1134413  Ephedra viridis C. W. Hanks 1934-8-14 51 Plumas ne <end> Sierra Valley; Sierraville Quad., Plumas National Forest Comment
  CHSC44970  Epilobium K. R. Stern 1985-6-25 8200 Plumas Vicinity of Blairsden. 1402 Comment
  SD7372  Epilobium angustifolium R. W. Austin 1882-7-20 Plumas Big Meadows Comment
  CHSC53689  Epilobium brachycarpum L. P. Janeway 1989-7-19 3496 Plumas Plumas National Forest. Edge of forest along SW side of Red Clover Valley; 0.2 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. 1676 Comment
  CHSC92185  Epilobium brachycarpum Lowell Ahart; John Dittes 2005-9-19 12411 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1986 Comment
  CHSC97572  Epilobium brachycarpum Lowell Ahart; John Dittes 2007-6-17 14204 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS113781  Epilobium brachycarpum Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14012 Plumas West side of an open rocky flat, 20 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  JEPS33711  Epilobium brachycarpum John Thomas Howell 1926-7-23 2095 Plumas near Prattville 1463 Comment
  RSA0105468  Epilobium brachycarpum Lowell Ahart 2014-8-26 19784 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4, miles (air) north of La Porte. 1533 Comment
  RSA59241  Epilobium brachycarpum E. K. Balls 1950-8-31 15529 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  CHSC88633  Epilobium canum subsp. latifolium Linnea Hanson 1981-8-9 167 Plumas Plumas National Forest. 1828 Comment
  UC107728  Epilobium canum subsp. latifolium Mrs. R. M. Austin 1875-1 Plumas Indian Valley Comment
  JEPS28613  Epilobium ciliatum subsp. ciliatum George W. Gillett 1957-7-17 798 Plumas moist gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  POM271566  Epilobium ciliatum subsp. glandulosum Lyman Benson 1932-7-29 3978 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  RSA755447  Epilobium ciliatum subsp. glandulosum L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16148 Plumas Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  RSA515526  Epilobium foliosum J. T. Howell, H. Keith Wagnon 1980-5-28 53698 Plumas Sierra Nevada: Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River. 854 Comment
  JEPS115178  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart, John Dittes 2009-7-13 16048 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  UC170925  Epilobium glaberrimum subsp. glaberrimum H. M. Hall 1912-7-25 9371 Plumas Middle Fork Feather River Sierra Nevada Mountains 1280 Comment
  CHSC20981  Epilobium hornemannii subsp. hornemannii F. T. Griggs; A. Pass 1975-7-23 234 Plumas Cape Lake. Comment
  JEPS26685  Epilobium minutum P. C. Hutchison 1961-6-9 2118 Plumas along Hwy US Alt 40 at bridge 2 mi s (below) Rich Bar (on cliff above road); canyon of the north fork of the Feather River Comment
  CHSC112565  Epilobium torreyi B. Castro; L. P. Janeway 2007-6-24 1647 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley abt 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W isde of Thompson Creek, 250-300 ft below edge of open Ponderosa-Jeffrey pine forest. 1674 Comment
  CHSC36320  Epipactis gigantea M. S. Taylor 1982-8-4 4918 Plumas On n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 1889 Comment
  RSA101404  Epipactis gigantea R. Weatherby 1955-8-4 1671 Plumas No Ear Bar. Middle Fork Feather River. 915 Comment
  SFV11561  Equisetum M. L. Vincent 1967-7-1 s. n. Plumas 2 miles from entrance of Caribou Road. Comment
  CAS-BOT-BC56997  Equisetum arvense John Thomas Howell 1961-6-21 36631 Plumas Greenville 1097 Comment
  CAS-BOT-BC57009  Equisetum arvense M. S. Taylor 1982-5-13 4439 Plumas Quincy quad., n edge of Spanish Creek, Gansner Park, Quincy 1036 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-BC57389  Equisetum laevigatum Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Drakesbad 1676 Comment
  CAS-BOT-BC57401  Equisetum laevigatum John Thomas Howell; Gordon H. True 1967-7-9 43251 Plumas North Fork of Feather River, 3 miles southwest of Caribou 853 Comment
  CAS-BOT-BC57390  Equisetum laevigatum John Thomas Howell 1960-7-24 35994 Plumas Roadside, Chester 1371 Comment
  SEINET3164607  Eremocarpus setiger E. K. Balls 1950-9-14 15812 Plumas 6 miles northwest of Chester, North Fork Feather River 1402 Comment
  CAS-BOT-BC174180  Eremogone cliftonii John Thomas Howell; Gordon H. True 1967-5-9 42224 Plumas Feather River Canyon near mouth of Chambers Creek 609 Comment
  CAS-BOT-BC174301  Eremogone congesta var. suffrutescens John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54357 Plumas Near Indian Creek about 0.75 miles northwest of northwest arm of Antelope Resrvoir 1584 Comment
  CHSC97259  Eremogone kingii var. glabrescens Lowell Ahart; John Dittes 2007-8-9 14437 Plumas About 20 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CAS-BOT-BC286651  Ericameria bloomeri M. S. Taylor 1981-8-19 4226 Plumas S side of 23N10, 0.5 mi e of its jct with spur rd 23N10G, ca. 5 air mi w of Sloat 1615 Comment
  CHSC59686  Ericameria bloomeri L. P. Janeway 1992-8-10 4287 Plumas Plumas National Forest. Northeast side of Dotta Canyon ca 1 mi northwest of Dotta Neck. 1712 Comment
  JEPS114518  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
  RSA507813  Ericameria bloomeri J. C. Semple, S. Heard 1986-8-13 8414 Plumas Between La Porte and Quincy, Little Grassy Lake Road, near Little Grassy Valley Rec. Area Comment
  CHSC45657  Ericameria nauseosa var. speciosa Vernon Oswald 1983-8-24 1024 Plumas Pacific Crest Trail, ca. 3 mi e of Humboldt Summit n-e of Jonesville. 2072 Comment
  CHSC69411  Ericameria nauseosa var. speciosa Lowell Ahart 1997-8-19 7872 Plumas On the east side of Lumpkin Ridge Road, about 7 1/2 mile east of Camp 18, about 14 miles (air) northeast of Feather Falls. 1402 Comment
  CHSC66860  Ericameria parryi var. latior Vernon H. Oswald; Lowell Ahart 1996-9-10 8284 Plumas High Cascade Range. Forest road 29N11 on the E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.6 mi S of Last Chance Campground. Edge of road. 1371 Comment
  JEPS75255  Ericameria parryi var. nevadensis John Thomas Howell 1974-9-20 50902 Plumas near Spring Garden; Sierra Nevada 1158 Comment
  UCD161001  Erigeron G. Ledyard Stebbins 1986-6-29 C 604 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
  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
  CAS-BOT-BC293593  Erigeron barbellulatus G. L. Stebbins, Jr. 1937-5-22 2146 Plumas East sie of Beckwith [Beckworth or Beckwourth] Peak, Sierra Valley 1800 Comment
  UCR26888  Erigeron bloomeri E. C. Nord, B. W. Parkinson 1958-7-2 N- 89 Plumas Plumas National Forest, 0.5 mi SE of Meadow View [USFS] Guard Station 1982 Comment
  CHSC36930  Erigeron canadensis M. S. Taylor 1982-9-7 5091 Plumas Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  JEPS100353  Erigeron chrysopsidis var. austiniae Dean W. Taylor 2001-6-28 17824 Plumas Diamond Mountains, Crystal Peak, along the ridgeline at the summit Sierra Nevada 2377 Comment
  UC579405  Erigeron eatonii var. plantagineus E. Sawyer 1935-6-27 192 A Plumas 1.6 mi ene Grizzly Peak; Plumas National Forest, Downieville Quadrangle 1767 Comment
  SEINET8667231 Image available Erigeron eatonii var. plantagineus A. A. Heller, P. B. Kennedy 1907-7-3 8704 Plumas Hills above Red Clover valley Comment
  CHSC106220  Erigeron eatonii var. sonnei Arthur C. Barrett 1915-7-15 3 Plumas Indian Creek, near Boulder Cr. 1645 Comment
  CAS-BOT-BC300419  Erigeron eatonii var. sonnei John Thomas Howell 1977-6-21 52393 Plumas Near Almanor P. O., Lake Almanor 1371 Comment
  SEINET8667321 Image available Erigeron glacialis R. McKee, H. L. Westover 1918-7-15 s.n. Plumas Chester Comment
  CAS-BOT-BC300836  Erigeron glacialis var. glacialis L. P. Janeway 1984-9-1 1117 Plumas Lakes Basin; on Sierra crest west of Mt Elwell 2286 Comment
  CAS-BOT-BC300840  Erigeron glacialis var. glacialis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54104 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CHSC60601  Erigeron glacialis var. glacialis L. P. Janeway 1984-9-1 1117 Plumas Lakes Basin; on Sierra crest west of Mt. Elwell. 2286 Comment
  CAS-BOT-BC295224  Erigeron inornatus Clare B. Hardham 1975-8-2 20474 Plumas Black Mt. 2133 Comment
  UCD147798  Erigeron inornatus Allyson Ayalon; Lucie Jerabkova 2012-8-1 151 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC295421  Erigeron inornatus var. calidipetris Clare B. Hardham 1978-8-12 21815 Plumas West of Bagby Pass 1981 Comment
  CHSC80804  Erigeron inornatus var. inornatus Lowell Ahart 2001-7-17 8924 Plumas Outcrops, on the southeast side of a logging road, southeast of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  HSC102795  Erigeron inornatus var. inornatus L. Ahart 2008-8-13 15165 Plumas About 1.75 air miles S of Little Grass Valley Reservoir, ~1.0 mi. NE of La Porte, west of East Branch Creek, on the western side of La Porte Rd. 1614 Comment
  RSA712641  Erigeron inornatus var. inornatus L. P. Janeway 2005-7-31 8507 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km SSW of Adams Peak 1875 Comment
  UC485807  Erigeron inornatus var. inornatus H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 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-BC295501  Erigeron lassenianus var. lassenianus L. P. Janeway 1990-7-6 3774 Plumas Plumas National Forest, Beckwourth Ranger District. About 200 ft east of Paradise Creek and about 1/3 mi south of Little Grizzly Creek 1844 Comment
  CHSC82080  Erigeron petrophilus var. sierrensis L. P. Janeway 2001-8-5 7427 Plumas High Cascade Range. Slopes on east side of Yellow Creek about 8.9 km south of Humbug Valley along Road 26N26. 1305 Comment
  JEPS102229  Erigeron petrophilus var. sierrensis L. P. Janeway 2001-8-5 7427 Plumas High Cascade Range. Slopes on east side of Yellow Creek about 8.9 km south of Humbug Valley along Road 26N26. 1305 Comment
  JEPS95010  Erigeron petrophilus var. sierrensis Vernon Oswald and Lowell Ahart 1997-9-18 8878 Plumas 4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 3.6 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 to Mosquito Creek 1335 Comment
  UC572486  Eriodictyon californicum C. G. Albertus 1935-8-9 259 Plumas 4 1/2 mi ne Quincy; Plumas National Forest, Downieville Quad. Comment
  SEINET10479800  Eriogonum douglasii var. douglasii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3857 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  CAS-BOT-BC256170  Eriogonum douglasii var. meridionale Clare B. Hardham 1961-6-16 7477 Plumas Diamond Peak, Sierra Nevada Mountains 457 Comment
  CAS-BOT-BC435532  Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of USFS Rds 28N01 and 28N70 on flat W of Highway, 11.9 air mi NNW of Beckwourth 1706 Comment
  CHSC57442  Eriogonum douglasii var. meridionale L. P. Janeway; Garrett Gibson 1991-6-24 4056 Plumas Plumas National Forest. Squaw Valley, ca 1/2 mi northwest of 'Four Corners' (junction of Laufman-to-Red Clover Valley Road and Frenchman Lake Road). 1703 Comment
  SJSU15164  Eriogonum douglasii var. meridionale N. A. Hopkins 1993-6-16 1725 Plumas by Beckwourth-Janesville Rd c. 0.25 mi N of turn to Dixie Valley 1524 Comment
  CAS-BOT-BC246535  Eriogonum elatum var. elatum John Thomas Howell 1955-7-19 30747 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC246537  Eriogonum elatum var. elatum Clare B. Hardham 1970-8-9 17716 CC Plumas Road to Thompson Peak Lookout 2133 Comment
  RSA107481  Eriogonum elatum var. elatum L. S. Rose 1955-7-19 55141 Plumas Beckworth 1494 Comment
  CHSC41114  Eriogonum elatum var. villosum J. D. Jokerst 1984-7-10 2090 Plumas Canyon of Indian Creek between creek and Indian Cr. Road, east of Rattlesnake Ravine. 1249 Comment
  SEINET530776  Eriogonum elatum var. villosum Paul Opler 2007-6-28 Plumas 1 mi. E Clio. Comment
  SEINET10479516  Eriogonum lobbii Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4325 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  SEINET10871610  Eriogonum luteolum Mary Susan Taylor 1981-7-26 Taylor 4114 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. On open rocky serpentine cliff, N side of Caribou Rd., 3.7 mi NE of its jct with Hwy 70 near Beldon. 853 Comment
  LA206884  Eriogonum marifolium C. W. Hallis; June 1730 1928 sn Plumas Mount Lassen, Lassen National Park Comment
  SEINET524404  Eriogonum marifolium Paul A. Opler 2003-6-26 Plumas Trail to Frazier Fall, Graeagle Rd. Comment
  CAS-BOT-BC263295  Eriogonum marifolium var. marifolium L. P. Janeway 1990-8-29 3840 A Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CAS-BOT-BC263297  Eriogonum marifolium var. marifolium Clare B. Hardham 1970-8-9 17716 II Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC263298  Eriogonum marifolium var. marifolium John Thomas Howell 1951-6-28 27693 Plumas Eureka Peak 2133 Comment
  SEINET9322469  Eriogonum nudum Unknown 1982-6-17 3799 Plumas Plumas County 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
  CDA13426  Eriogonum nudum var. deductum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13274 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  CHSC33514  Eriogonum nudum var. deductum L. P. Janeway 1992-7-30 4297 Plumas Plumas National Forest Beckwourth Ranger District McRae Compartment. McRae Meadow; upper end of East Nelson Creek. Dry gravelly outwash area below alder thicket 1828 Comment
  CAS-BOT-BC261590  Eriogonum nudum var. nudum John Thomas Howell 1961-9-23 36889 Plumas Englemine 1097 Comment
  CHSC53050  Eriogonum nudum var. nudum L. P. Janeway 1989-6-23 3379 Plumas Plumas National Forest Beckwourth Ranger District. Upper w-facing slope on ridge between Crocker Mdw and Dotta Cr. 1889 Comment
  CHSC60544  Eriogonum nudum var. nudum L. P. Janeway 1992-7-30 4298 Plumas Plumas National Forest Beckwourth Ranger District McRae Compartment. McRae Meadow; upper end of East Nelson Creek. Dry gravelly outwash area below alder thicket. 1889 Comment
  CHSC82554  Eriogonum nudum var. nudum Lowell Ahart 2002-7-18 9858 Plumas Basalt ridge, about 1/8 mile north of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1743 Comment
  CAS-BOT-BC261599  Eriogonum nudum var. nudum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54314 Plumas Near Englemine on Diamond Mt. road northeast of Taylorsville 1219 Comment
  UCD100553  Eriogonum nudum var. oblongifolium Robbins; Raynor 1943-6-1 s.n. Plumas Near Quincy. Comment
  JEPS87562  Eriogonum nudum var. pubiflorum Lowell Ahart 1994-10-19 7566 Plumas along dirt road near Boulder Creek; Granite Basin 1615 Comment
  CHSC102438  Eriogonum spergulinum var. reddingianum L. P. Janeway; B. Castro 2009-6-7 9802 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 180 m southwest of Thompson Valley Creek. Broad valley of wet and dry meadow complex and sagebrush flats. 1672 Comment
  CHSC82564  Eriogonum spergulinum var. reddingianum Lowell Ahart 2002-7-18 9860 Plumas In a meadow, about 1/8 mile north of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1764 Comment
  POM161746  Eriogonum spergulinum var. reddingianum R. C. Bacigalupi 1927-7-11 1708 Plumas Grassy Lake Meadows. Golden Lake Region. 1890 Comment
  POM147046  Eriogonum spergulinum var. reddingianum Alice Eastwood 1927-06 14888 Plumas On road from Chilcott, United States Forest Reserve Comment
  UC178464  Eriogonum spergulinum var. reddingianum Katharine Brandegee Plumas Portola Comment
  UC725347  Eriogonum spergulinum var. reddingianum A. A. Heller 1941-7-29 16272 Plumas 3 mi s Kelly Camp (just outside of Lassen Volcanic National Park) Comment
  RSA325154  Eriogonum sphaerocephalum M. S. Taylor 1981-6-18 3937 -A Plumas Grizzly Valley quad. N. side of rd 25N93, ca. 1.5 mi NW of Bagley Pass, ca 1.5 mi. NW of Blaisden. 1768 Comment
  CHSC53053  Eriogonum strictum var. anserinum L. P. Janeway 1989-6-16 3329 Plumas Plumas National Forest Beckwourth Ranger District. NE-facing slopes of Crocker Mtn overlooking Red Clover Valley. 1828 Comment
  CDA22680  Eriogonum umbellatum var. ahartii Vernon H. Oswald & Lowell Ahart 1998-8-11 9486 Plumas Oroville-Quincy Highway west of Meadow Valley, 0.1 mile west of Silver Lake Road. Comment
  JEPS124136  Eriogonum umbellatum var. ahartii Lowell Ahart, John Deurloo 2015-8-25 20529 Plumas 2.8 miles (air) east-northeast of Silver Lake, 3.3 miles (air) south of Twain, 7.8 miles (air) west-northwest of Quincy. Comment
  CHSC104744  Eriogonum umbellatum var. furcosum L. P. Janeway 2009-8-13 9922 Plumas Northern High Sierra Nevada. Plumas National Forest; 1.3 km south of the top of Mt Ararat along its extended broad ridgeline. 1759 Comment
  CHSC53060  Eriogonum umbellatum var. modocense L. P. Janeway 1989-7-6 3456 Plumas Plumas National Forest Beckwourth Ranger District Jackson. South-facing volcanic outcrop 'barren' area, above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 0.7 mi on rd 23N48. 1645 Comment
  CHSC91916  Eriogonum umbellatum var. modocense Lowell Ahart; Josephine Guardino 2005-8-9 12288 Plumas North of Fant Creek, about 50 yards north 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
  JEPS114530  Eriogonum umbellatum var. modocense Lowell Ahart 2008-8-13 15192 Plumas On and around rocks. about 100 yards north of Kenzie Ravine and the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte 1598 Comment
  CAS-BOT-BC262081  Eriogonum umbellatum var. nevadense Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  CDA14733  Eriogonum umbellatum var. nevadense G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3265 Plumas Mount Hough summit. 2194 Comment
  UC912733  Eriogonum umbellatum var. nevadense Anna Head 1921-7-11 Plumas Grassy Lake Feather River Region, Grassy Lake Comment
  SEINET5331923  Eriogonum umbellatum var. nevadense J. T. Howell, Gordon H. True 1973-7-31 50112 Plumas Canadian Zone forest, summit ridge of Thompson Peak in areas of volcanic rock, Diamond Range. 2195 Comment
  SEINET5331972  Eriogonum umbellatum var. nevadense A. A. Heller, P. B. Kennedy 1907-7-4 8716 Plumas Ridge east of Red Clover Valley. Comment
  CHSC69428  Eriogonum umbellatum var. polyanthum Lowel Ahart 1997-8-19 7871 Plumas On the east side of Lumpkin Ridge Road, about 7 1/2 miles east of Camp 18, about 14 miles (air) northeast of Feather Falls. 1402 Comment
  CAS-BOT-BC262250  Eriogonum ursinum Janet Jones 1980-7-16 217 Plumas Frazier Falls area 1828 Comment
  CAS-BOT-BC262259  Eriogonum ursinum Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  NY622269  Eriogonum ursinum M. E. P. Ames s.n. Plumas Comment
  RSA88594  Eriogonum ursinum J. T. Howell 1951-6-27 27630 Plumas Jamison Creek 1829 Comment
  SBBG18310  Eriogonum ursinum C. B. Hardham 1961-6-15 7420 Plumas Engel Mine 1828 Comment
  NY323637  Eriogonum ursinum Mrs. Ames s.n. Plumas Light's Canyon Comment
  RSA238655  Eriogonum ursinum James L. Reveal 1971-6-23 2468 Plumas Along California Highway 89, 4 mi. northwest of Greenville and about 4 mi. southeast of Canyondam. 1220 Comment
  SEINET10479584  Eriogonum ursinum Mary Susan Taylor 1982-8-9 Taylor 4946 Plumas T26N R8E se sec 3. Almanor NE quad. Along creek in wet & dry area, e side of 26N16Y, just n of Rattlesnake Hill, ca. 3 mi sse of Canyon Dam. Mixed Evergreen Forest; 6100 ft. 1859 Comment
  CHSC36194  Eriogonum ursinum var. ursinum M. S. Taylor 1982-7-21 4898 Plumas Summit of Little Volcano, ca. 5 mi se of Quincy. 1767 Comment
  CAS-BOT-BC262327  Eriogonum vimineum W. Harnach; N. Harnach 1990-6-16 387 Plumas Sierra Valley. Frank Dotta Ranch 1524 Comment
  CHSC36323  Eriogonum vimineum M. S. Taylor 1982-8-12 4983 Plumas Along Jackson Creek Rd (23N48), ca. 1 mi nw of Mt Jackson, ca. 5 air mi nw of Mohawk. 1645 Comment
  RSA107091  Eriogonum vimineum L. S. Rose 1955-7-19 55145 Plumas Portola. 1479 Comment
  CAS-BOT-BC262328  Eriogonum vimineum W. Harnach; N. Harnach 1989-6-29 200 Plumas Sierra Valley. Hindoo Ranch 1490 Comment
  SEINET13709855  Eriogonum vimineum Lowell William Ahart, Lowell William Ahart 2001-1 9224 Plumas N Side Doyle Grade Rd., 1/4 Mi. W of Meadow View Station, 6 Mi. N of Frenchman Lake (T25N, R16E, sec 8, SW 1/4) 6000 Ft. 1829 Comment
  UC965635  Eriogonum vimineum Herbert L. Mason 1952-7-17 14379 Plumas 3 mi from Loyalton (on road to Beckwourth); Sierra Nevada, Sierra Valley 1524 Comment
  CHSC21188  Eriophyllum lanatum var. grandiflorum F. T. Griggs; A. Pass 1975-7-12 166 Plumas Buck's Lake. Comment
  RSA712970  Eriophyllum lanatum var. grandiflorum L. P. Janeway 1994-7-8 4691 Plumas Northern High Sierra Nevada, Hartman Bar Ridge, Slope N of Road 22N94 on S side of Franklin Hill. 1707 Comment
  SD130435  Erodium cicutarium Fred Sommers 1976-6-7 116 Plumas Sierra Valley Marsh. 1524 Comment
  CHSC48332  Erysimum capitatum var. capitatum Vernon Oswald 1986-4-6 2093 Plumas LaPorte-Quincy Rd. 0.5 mi n of its jct. with the Pacific Crest Trail. 1950 Comment
  CHSC52516  Erysimum capitatum var. capitatum L. P. Janeway 1990-5-19 3721 Plumas Plumas National Forest. Small creek west of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley. 1402 Comment
  CHSC55679  Erysimum capitatum var. capitatum Steven Triano 1988-4-17 50 Plumas Along n side of Hwy. 70, ca 11.3 mi e of its jct. with Hwy. 89. 822 Comment
  RSA0049641  Erythranthe arvensis Dean Wm. Taylor 2012-6-20 21251 Plumas Lumpkin Ridge, Forest Road 27 about 5 miles North from Camp Eighteen (site) 1417 Comment
  CHSC110349  Erythranthe filicifolia Tim Hanson 2013-5-21 Plumas Northern High Sierra Nevada. Northeast end of Lumpkin Ridge, 1.3 air km northwest of Little Grass Valley Reservoir Dam. 1710 Comment
  OBI76974  Erythranthe moniliformis Anthony Baniaga 2011-7-26 468 Plumas Lassen Natl Forest. Jctn of F.S. 10 and "U" spur. Red Cinder quad T29N R7E sec 3 Se of SE 1794 Comment
  CAS-BOT-BC153616  Erythranthe moniliformis M. Lavin 1982-6-27 4150 Plumas Sierra Buttes Country 4 mi up Gold Lake Rd from Graeagle, 12 mi. 250 deg. from Portola 1981 Comment
  CHSC61677  Erythranthe tilingii Vernon H. Oswald 1993-8-25 5858 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., just upstream from the S boundary of the park. 1987 Comment
  CAS-BOT-BC505242  Erythronium grandiflorum Anna Head 1921-7-15 s. n. Plumas Feather River Region Comment
  CHSC33873  Erythronium purpurascens M. S. Taylor 1981-5-8 3655 A 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-BC402621  Eschscholzia caespitosa H. L. Mason 1924-6-15 1034 Plumas Graeagle Comment
  UC635611  Eschscholzia californica H. L. Mason 1924-6-15 1034 Plumas Graeagle Comment
  CHSC108463  Eucephalus breweri Lowell Ahart 2011-9-20 17678 Plumas Forest floor along the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  CHSC52722  Eucephalus breweri L. P. Janeway 1990-8-29 3841 Plumas Plumas National Forest. E-facing flank near the top of Mt. Ingalls. 2468 Comment
  CHSC66745  Eucephalus breweri Vernon H. Oswald; Lowell Ahart 1996-8-14 8147 Plumas Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 0.9 mi N of the road to Johnsville (0.9 mi N of the Sierra Co. 2 mi post). 1889 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
  JEPS31850  Eucephalus breweri W. L. Jepson 1939-7-31 19318 Plumas 2 mi from its summit on lower slopes of, Spanish Peak 2042 Comment
  JEPS96043  Eucephalus breweri Vernon H. Oswald and Lowell Ahart 1996-8-14 8147 Plumas on the La Porte-Quincy Rd. 0.9 mi n road to Johnsville ((0.9 mi n of Sierra Co. 2 mi post), ne of La Porte); northern High Sierra Nevada 1889 Comment
  CAS-BOT-BC310534  Eurybia integrifolia Lewis S. Rose 1932-9-7 32644 Plumas Bear Lakes 1981 Comment
  CHSC115912  Eurybia integrifolia L. P. Janeway 2015-7-29 11806 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  CHSC56843  Eurybia integrifolia L. P. Janeway 1991-8-3 4110 Plumas Plumas National Forest. Small drainage to Freeman Creek 1 3/4 mi west of Smith Peak. 1965 Comment
  CHSC78982  Eurybia integrifolia M. S. Taylor 1982-9-8 5119 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 14 mi S of Greenville. 1371 Comment
  JEPS117159  Eurybia integrifolia Lowell Ahart 2010-10-21 17305 Plumas About 100 yards northwest of the spring, on the north side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak 1928 Comment
  UC86950  Eurybia integrifolia Mrs. R. M. Austin 1876-1 87 Plumas American Valley Comment
  UC893032  Eurybia integrifolia Mrs. E. C. Sutliffe 1917-8-1 Plumas near Blairsdale Comment
  UC29861  Eurybia integrifolia D. Cleveland 1882-7-1 Plumas Comment
  SD9114  Euthamia occidentalis Mrs. R. M. Austin Aug 1882 Plumas Big Meadows Comment
  CAS-BOT-BC312260  Euthamia occidentalis Malcom A. Nobs; S. Galen Smith 1949-8-19 1455 Plumas Southeastern side of Portola Comment
  CAS-BOT-BC278463  Festuca idahoensis A. A. Heller; P. B. Kennedy 1907-7-8 8764 a Plumas Grade between Greenville and Prattville Comment
  CHSC72473  Festuca idahoensis L. P. Janeway 1998-6-24 5683 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  UC641617  Festuca occidentalis G. L. Stebbins Jr. 1939-7-6 2908 Plumas 1.7 mi e Meadow Valley (on road to Quincy) 1097 Comment
  CHSC118773  Festuca occidentalis Wendy L. Boes 2015-5-13 2015 -010 Plumas Plumas National Forest. On the south side of the ridge just east of Butt Valley Reservoir, just west of Forest Service Road 27N98. (UTM 659284 E, 4441968 N, NAD83 Zone 10N.) 1400 Comment
  CHSC118770  Festuca pratensis Chelsea Morgan; Wendy L. Boes 2015-6-25 2015 -012 Plumas Plumas National Forest. Near Moonlight Valley, southeast of Forest Service Road 28N80, west of 27N72. (UTM 686698 E, 4455063 N, NAD83 Zone 10N. 1700 Comment
  CAS-BOT-BC279020  Festuca rubra Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1663 Plumas Butterfly Botanical Area and vicinity. In area adjacent to Sweetwater Meadow 1127 Comment
  CAS-BOT-BC278633  Festuca subulata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1492 Plumas Butterfly Botanical Area and Vicinity. Fern Glen along road 1097 Comment
  CHSC112089  Festuca trachyphylla L. P. Janeway 2014-7-17 11564 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
  JEPS97345  Floerkea proserpinacoides Lowell Ahart 1995-8-7 7608 Plumas 1/2 air mi W of Pilot Peak; Pacific Crest Trail 1981 Comment
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Jun 15 2007
  CHSC112503  Fragaria virginiana L. P. Janeway 2014-7-15 11537 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CAS-BOT-BC459441  Fragaria virginiana subsp. platypetala A. A. Heller; B. B. Kennedy 1907-7-11 8811 Plumas Prattville Comment
  CAS-BOT-BC55668  Frangula purshiana A. A. Heller 1915-7-7 12070 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC55687  Frangula purshiana John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2185 Plumas Mouth of Butterfly Creek 883 Comment
  HSC99900  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2004-9-12 12047 Plumas Along Caribou Road. 718 Comment
  CHSC108038  Frangula rubra subsp. modocensis L. P. Janeway; B. Castro 2011-10-2 10759 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. In dry rocks near the meadow. 1542 Comment
  HSC99904  Frangula rubra subsp. obtusissima J. P. Smith, & J. O. Sawyer 2004-9-13 12058 Plumas Red Mountain area S of Buck Lake on 23N69 at junction with 23N18. 1799 Comment
  CAS-BOT-BC53794  Frangula rubra subsp. rubra A. A. Heller; P. B. Kennedy 1907-7-15 8837 Plumas Near mouth of Little Grizzly Creek below Genessee Comment
  CAS-BOT-BC59581  Frangula rubra subsp. rubra John Thomas Howell 1975-6-16 51133 Plumas Sierra Nevada - 2 miles northwest of Spring Garden 1173 Comment
  CHSC9713  Frangula rubra subsp. rubra Nancy Mosman 1971-7-11 80 Plumas On w side of Hwy 70 ca. 1.3 mi s of Belden turnoff. 1025 Comment
  HSC101685  Frasera albicaulis Dillon North Davis 2013-6-11 22 Plumas 16.3 miles south on FS Road 25N17 from intersection with Highway 70. 1496 Comment
  UCD139690  Fritillaria Grady L. Webster 1992-5-17 7762 Plumas ca. 2 miles southwest of Grizzley Valley Dam. 1737 Comment
  CDA18666  Fritillaria atropurpurea G. D. Barbe, T. C. Fuller 1982-6-15 3713 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  CHSC33616  Fritillaria atropurpurea M. S. Taylor 1981-6-17 3924 Plumas Large Montane Meadow on n side of Coldwater Spring, ca. 1/4 mi e of its jct with 25N49, ca. 14 air mi n of Blairsden. 2255 Comment
  CAS-BOT-BC505270  Fritillaria atropurpurea Elmer I. Applegate 1929-6-21 5808 Plumas Mount Lassen Region, Warner Valley, near Drakesbad Comment
  CAS-BOT-BC505279  Fritillaria atropurpurea Lowell Ahart 1976-6-18 s. n. Plumas At the Bunker Hill Mine 1828 Comment
  CAS-BOT-BC506185  Fritillaria pudica W. Harnach; N. Harnach 1989-3-29 003 Plumas Sierra Valley, (hillside north of Barry corrals) 1499 Comment
  RSA289966  Fritillaria recurva Fred S. Baker 1937-5-25 s.n. Plumas Schneider Creek near camp above and west of Meadow Valley Comment
  RSA52840  Fritillaria recurva R. Weatherby 1950-5-31 1442 Plumas Near Lake Almanor 1341 Comment
  RSA600452  Galium Louis C. Wheeler 1959-7-15 7567 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  UC1192017  Galium aparine Malcolm A. Nobs and S. Galen Smith 1949-8-19 1425 Plumas bog Indian Valley, Taylorsville (s end of valley) Comment
  UCD121721  Galium aparine Malcolm A. Nobs; S. Galen Smith 1949-8-19 1425 Plumas Bog at Taylorsville, south end of Indian Valley. Comment
  CHSC117020  Galium bifolium Lowell Ahart 2016-6-2 20914 Plumas Basalt flat, on the west side of the paved road, Lumpkin Ridge Road, about 3 3/4 miles (air) southwest of Little Gss Valley Reservoir dam. 1555 Comment
  CHSC117452  Galium bifolium Lowell Ahart 2016-6-29 21079 Plumas About 20 yards east of Forest Service Road 22N72, about 1/4 mile sourtheast of Table Mountain, about 1 3/4 miles (air) northwest of Tamarack Flat, about 3 3/4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1760 Comment
  CHSC43364  Galium bifolium Lowell Ahart 1975-7-20 910 Plumas West of Bunker Hill Creek, about 1mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC69706  Galium bolanderi Vernon Oswald; Lowell Ahart 1997-9-18 8877 Plumas Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.8 mi northeast of its junction with 26N26 (to Humbug Valley). 1411 Comment
  CHSC56879  Galium grayanum var. grayanum L. P. Janeway; Garrett Gibson 1991-8-2 4103 Plumas Plumas National Forest. Northeast flank of Smith Peak and +/-above Dan Blough Creek. 2042 Comment
  JEPS102372  Galium grayanum var. grayanum Lowell Ahart 2001-7-17 8928 Plumas 2 1/2 air miles N of Humboldt Summit (S side of a logging road, S of a small branch of Butt Creek) 1828 Comment
  RSA88460  Galium grayanum var. grayanum J. T. Howell 1951-6-28 27722 Plumas Eureka Peak. 2226 Comment
  CHSC40369  Galium trifidum var. pacificum Lowell Ahart 1985-7-3 5104 Plumas Where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. 1584 Comment
  CHSC81153  Galium trifidum var. pacificum Lowell Ahart 2001-8-28 9204 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
  CHSC108718  Galium trifidum var. pusillum B. Castro; L. P. Janeway 2003-9-7 1456 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/slough/meadow complex between Hidden Lakes and Beauty Lake, ca 0.7 mi south of Long Lake. Along channel of creek running length of valley through a pair of ponds, at NW edge of smaller upper pond. 2033 Comment
  JEPS29556  Galium trifidum var. pusillum John Thomas Howell 1960-6-23 35960 Plumas Drakesbad Lassen Volcanic National Park 1676 Comment
  SD71034  Galium triflorum Walter Knight, Irja Knight, John Thomas Howell 1966-7-27 1556 Plumas slope near mouth of Butterfly Creek 1036 Comment
  CAS-BOT-BC144394  Garrya fremontii Alice Eastwood 1927-6-1 14682 Plumas United States Forest Reserve. Forest Lodge, Greenville 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-BC169857  Garrya fremontii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54373 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CAS-BOT-BC169863  Garrya fremontii John Thomas Howell 1959-9-25 35033 Plumas 1.5 mi. se. of Cromberg 1584 Comment
  CHSC21337  Garrya fremontii F. T. Griggs; A. Pass 1975-8-8 134 Plumas Buck's Lake Forest Service Survey Comment
  CHSC33809  Garrya fremontii M. S. Taylor 1981-4-30 3576 Plumas In plantation, ca. 0.5 mi n of 22N818, ca. 1 mi e of Big Peak and 4 mi w of Little Grass Valley Reservoir. 1706 Comment
  SBBG50219  Garrya fremontii J. T. Howell 1959-9-26 Plumas near Keddie 1005 Comment
  SJSU4637  Garrya fremontii C. W. Sharsmith 1969-6-21 7604 Plumas Jamison Cr c. 1.5 mi S of Johnsville 1645 Comment
  SEINET10906888  Garrya fremontii Mary Susan Taylor 1982-5-15 Taylor 4453 Plumas T21N R12E ne/sw sec 32. Sierra City NW quad. Along Gray Eagle Lodge Rd, just sw of its jct with Hwy 519, ca. 7 mi s of Mohawk. 5700 ft. 1737 Comment
  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
  CHSC84460  Gayophytum diffusum subsp. parviflorum Lowell Ahart; John Dittes 2003-8-8 10487 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  JEPS114515  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
  PASA1905  Gayophytum eriospermum Margaret Stason 1932-6-22 Plumas Camp ground, Lake Almanor Comment
  CHSC59920  Gayophytum heterozygum L. P. Janeway 1992-7-17 4266 Plumas Plumas National Forest. Cogswell Ravine; ca 1.1 mi north of Mount Jackson, 1.7 mi east-northeast of Cromberg Spring, 2 mi northeast of Middle Fork Feather River. In unused dirt road and adjacent clearcut slope. 1731 Comment
  CHSC80844  Gayophytum heterozygum Lowell Ahart 2001-7-17 8920 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC1122564  Gayophytum heterozygum G. T. Nordstrom 1934-7-10 214 Plumas 2 mi sw Gravel Range; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CHSC62151  Gayophytum humile L. P. Janeway 1993-7-21 4467 A Plumas Plumas National Forest. Southwest side of Red Clover Valley, 0.9 mi southeast of Clover Valley Ranch; 200 ft south of the Beckwourth-Genesee Road along logging spur 24N66X. Along edge of dirt road. 1685 Comment
  CHSC81390  Gayophytum racemosum Lowell Ahart 2001-9-18 9291 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  SEINET10847872 Image available Gentiana affinis R. M. Austin 1879-1 Austin s.n. Plumas Mt. Dyer. Comment
  CHSC97793  Gentiana calycosa L. P. Janeway 2007-8-12 9167 Plumas Northern High Sierra Nevada. Near Road 23N73Y 3.4 road km north of Oroville-Quincy Hwy and Grizzly Summit; 1.7 air km north-northwest of Grizzly Summit. 1652 Comment
  UC878534  Gentiana newberryi Mrs. A. L. Coombes Sep 1912 Plumas Big Meadows Comment
  SD8420  Geum macrophyllum Daniel Cleveland 1882-7-21 Plumas Big Springs, Big Meadows Comment
  SEINET11910496  Geum macrophyllum M. S. Taylor 1982-1 4715 Plumas Blu Nose Mt. quad. Along tributary to Middle Cr., on side of 23N10-Peoria Cr.Rd. 1.7 mi W of its> 1402 Comment
  CHSC26143  Geum triflorum Detzer; Sacks 1977-6-25 43 Plumas Slope on sw edge of Squaw Valley. 1853 Comment
  JEPS103553  Gilia capillaris Lowell Ahart 2002-7-18 9867 Plumas On the S side of a small upper branch of Fall R., ca 100 yards N of Lumpkin Ridge Rd, ca 1 mile (air) SE of Tamarack Flat, ca 1/4 mile SW of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam 1701 Comment
  SEINET7719969  Gilia capitata Unknown Plumas Butterfly Valley Comment
  UC572585  Gilia capitata subsp. mediomontana A. Lewis 1934-6-12 475 Plumas Mooreville Ridge 4 1/2 mi sw Lexington Hill; Bidwell Bar Quad., Plumas National Forest, sw of Lexington H Comment
  JEPS26682  Gilia capitata subsp. mediomontana P. C. Hutchison 1961-6-9 2114 Plumas 2 mi s (below) Rich Bar (canyon of North Fork Feather River along highway US Alt 40 on serpentine cliff above road at bridge); canyon of North Fork Feather River, s of Rich Bar Comment
  UC367215  Gilia capitata subsp. pedemontana J. G. Lemmon and wife Sep 1883 Plumas American Val American Val (N. Cal.) Comment
  SEINET3163619  Gilia leptalea E. K. Balls 1950-9-5 15673 Plumas 0.5 mi. off Hwy 24, on La Porte Rd., e. of Quincy, Thompson Valley 1097 Comment
  UCD106146  Gilia leptalea subsp. leptalea Lewis S. Rose 1967-7-11 67159 Plumas 9.5 mi. ne. of Quincey Junction. 1249 Comment
  CHSC35948  Githopsis specularioides M. S. Taylor 1982-5-13 4436 Plumas Open cut roadbank across from parking area; Gansner Park, Quincy. 1036 Comment
  SEINET10464543  Githopsis specularioides Mary Susan Taylor 1982-5-13 Taylor 4436 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  SEINET10464594  Githopsis specularioides Taylor 1982-5-13 Taylor 4436 Plumas Open cut roadbank across from parking area; Gansner Park, Quincy. Qunicy quad. T24N R9E se1/4 ne1/4 Sec. 15 1036 Comment
  UC29083  Githopsis specularioides H. N. Bolander 1866-4 4693 Plumas Round Valley Comment
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May 2 2010
  CAS-BOT-BC283873  Glyceria borealis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1396 Plumas Butterfly Botanical Area and Vicinity. On E side of marsh 1097 Comment
  UCD66838  Glyceria elata John Thomas Howell 1926-7-30 2153 Plumas Near Prattville. 1463 Comment
  CAS-BOT-BC303819  Gnaphalium John Thomas Howell 1976-7-14 51819 Plumas Feather River Canyon Highway at Injun Jim Campground 609 Comment
  CAS-BOT-BC307374  Gnaphalium palustre John Thomas Howell 1962-6-17 37661 Plumas Butterfly Valley, Sierra Nevada 1036 Comment
  CHSC62094  Gnaphalium palustre L. P. Janeway 1993-8-14 4528 Plumas Plumas National Forest. Along Road 24N29Y, ca 0.2 mi north of Haskins Creek and ca 1.6 mi southeast of Bucks Lake. Edge of dirt road adjacent to a seep. 1691 Comment
  JEPS122239  Gnaphalium palustre Lowell Ahart 2014-9-9 19834 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  SEINET3145226  Gnaphalium palustre E. K. Balls 1950-9-2 15633 Plumas Nye Meadows, Mt. Ingalls, N of Grizzly valley 2256 Comment
  RSA508596  Goodyera oblongifolia Mrs. R. M. Austin 1876-07 s.n. Plumas Mill Creek Comment
  JEPS122173  Gratiola neglecta Lowell Ahart 2014-8-20 19717 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  JEPS85824  Gratiola neglecta Barbara Ertter 1988-10-21 7999 Plumas e end of causeway ca 1.5 mi e of Chester on Hwy 36 Lake Almanor (mud flats s of road) 1341 Comment
  JEPS21903  Gratiola neglecta Malcolm A. Nobs and S. Galen Smith 1949-8-18 1351 Plumas s end Lake Almanor; s end of Lake Almanor Comment
  SEINET10546929  Hackelia Mary Susan Taylor 1982-6-17 Taylor 4696 Plumas T23N R10E sw/se sec 13. Blue Nose Mt quad. Montane Meadow along Oliver Creek, at its jct with 23N39, ca. 3 air mi sw of Sloat. Elev 5300 ft. 1615 Comment
  CAS-BOT-BC231130  Hackelia amethystina Johnnie L Gentry, Jr. 1968-6-20 2076 Plumas Mount Hough, 10 miles NE of Quincy on Mount Hough-Crystal Lake Road 1905 Comment
  CHSC101873  Hackelia californica Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15906 Plumas About 100 yards west of Lake Almanor Dam. 1421 Comment
  CHSC24255  Hackelia californica K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  JEPS67927  Hackelia micrantha R. H. Platt 1891-1 Plumas Big Meadows Prattville; The Sierras Comment
  CHSC88007  Hackelia nervosa Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11158 Plumas Small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CAS-BOT-BC123567  Haplopappus racemosus subsp. lucidus David Daniels Keck 1938-8-9 4897 Plumas 1 mile W of Portola 1480 Comment
  UCSB13224  Hastingsia alba Dearing, Hugh; Dearing, Margaret 1938-7-1 Plumas Nr. Lake Almanor Comment
  RSA609432  Hastingsia alba Louis C. Wheeler 1958-7-28 7338 Plumas Sierra Nevada: South Fork Rock Creek, ca. 1/2 mile E of Bottle Springs, near Quincy 1584 Comment
  UC170926  Hastingsia alba H. M. Hall 1912-6-30 9300 Plumas Snake Lake Valley Sierra Nevada Mountains, Snake Lake Valley 1219 Comment
  CHSC79681  Hazardia whitneyi var. whitneyi G. F. Hrusa; T. D. Wilfred 1996-8-1 13416 Plumas Northern California, Sierra Nevada. ~ 1/4 mi. S of intersection of USFS 24N42 and 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. [Original lat./long. on label is '39 55 N; 120 44 W']. 1700 Comment
  CHSC34908  Helenium bigelovii M. S. Taylor 1981-7-21 4087 Plumas Along creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, ca. 3 mi n of Spring Garden. 1371 Comment
  CAS-BOT-BC306696  Helenium bigelovii Donald Myrick 1968-6-18 1941 Plumas In Butterfly Valley, four miles northwest of Quncy 1036 Comment
  SEINET11196752 Image available Helianthella californica P. A. Lehembauer 1937-5-30 s.n. Plumas Near Feather Inn, along Feather River. Comment
  CAS-BOT-BC314794  Helianthella californica var. nevadensis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CDA17231  Helianthella californica var. nevadensis G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16334 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
  CHSC82523  Helianthella californica var. nevadensis L. P. Janeway 2001-7-3 7265 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  CAS-BOT-BC305542  Helianthus bolanderi John Thomas Howell 1951-8-20 28225 Plumas Indian Valley 1097 Comment
  CAS-BOT-BC313430  Hemizonella minima Frank W. Peirson 1926-6-21 6787 Plumas Lake Almanor Comment
  CHSC112532  Hesperochiron californicus B. Castro; L. P. Janeway 2009-6-7 1790 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.85 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, near base of low knolls with round granitic rock outcrops, ca 250 ft below edge of open Ponderosa-Jeffrey pine forest. 1668 Comment
  CHSC97431  Hesperochiron californicus Robert Fischer 2006-7-2 1044 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  SD6698  Hesperochiron pumilus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  SEINET10869748  Hesperochiron pumilus Mary Susan Taylor 1981-5-8 Taylor 3653 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
  POM118176  Hesperolinon micranthum H. M. Hall 1912-7-20 9362 Plumas Middle Fork of the Feather River, in the Transition Zone. 1340 Comment
  SEINET10493824  Hesperolinon micranthum Mary Susan Taylor 1981-7-13 Taylor 3998 Plumas T24N R16E se/nw sec 5, Frenchman Lake quad; E side of 24N55, ca. 0.4 mi N of its jct with 28N11, ca. 0.7 mi N of N tip of the Lake, ca. 14 air mi N of Chilcoot. 1737 Comment
  UCD110550  Hesperolinon micranthum Lewis S. Rose 1967-7-11 67158 Plumas Mt. Hough Road, 2 mi. ne. of Quincy Junction. 1219 Comment
  JEPS124037  Heterocodon rariflorum Lowell Ahart 2015-7-4 20282 Plumas About 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  SD6567  Heterocodon rariflorum Mrs. R. M. Austin 1878-1 Plumas Big Meadows Comment
  CAS-BOT-BC310257  Heterotheca W. Harnach; N. Harnach 1989-6-29 201 Plumas Sierra Valley. Hindoo Ranch 1490 Comment
  JEPS2434  Heterotheca villosa var. minor W. L. Jepson 1918-8-16 8022 Plumas Genesee Valley 1097 Comment
  CDA7957  Heterotheca villosa var. villosa T. C. Fuller 1968-7-1 17320 Plumas 1 block north of Highway 70, Beckwourth. 0 Comment
  CAS-BOT-BC424166  Heuchera micrantha var. erubescens John Thomas Howell; Gordon H. True 1969-6-23 45828 Plumas Middle Fork of Feather River at Nelson Point 1249 Comment
  CAS-BOT-BC424172  Heuchera micrantha var. erubescens Ella Dales Cantelow 1941-5-21 3517 Plumas Meadow Valley about 6 mi W of Quincy 1173 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
  UCR89180  Hieracium albiflorum Walter Knight, J. T. Howell, I. Knight 1966-7-28 s.n. Plumas Butterfly Canyon along roadside 991 Comment
  CAS-BOT-BC318526  Hieracium greenei George W. Gillett 1957-7-13 755 Plumas Below Sifford Lakes on trail to Devil's Kitchen, Lassen Volcanic National Park 2057 Comment
  CHSC20759  Hippuris vulgaris K. R. Stern 1975-7-24 5884 Plumas N shore of Lake Almanor. 1371 Comment
  CHSC57086  Hippuris vulgaris L. P. Janeway; Garrett Gibson 1991-7-21 4082 Plumas Grizzly Creek at Oldhouse Creek confluence. Plumas National Forest Beckwourth Ranger District. Westside Compartment. 1764 Comment
  RSA0016766  Hippuris vulgaris Carl B. Wolf 1937-9-5 9293 Plumas Northern Sierra Nevada; Red Bluff-Susanville Road, 0.25 mile E of Chester. 1305 Comment
  CDA20394  Hirschfeldia incana J. Naughton 2002-7-7 102 Plumas Sierra Nevada; Plumas County Fairgrounds, near Lee Rd. 0 Comment
  JEPS94287  Hirschfeldia incana Lowell Ahart 1997-9-11 7904 Plumas about 4 1/2 air mi ne of Belden (about 1/2 mi s of Mosquito Creek, on w side of the North Fork of the Feather River, on e edge of Caribou Road); North Fork Feather River, Caribou Road 792 Comment
  UCD115122  Hirschfeldia incana John Thomas Howell; Gordon H. True 1968-6-10 44541 Plumas Quincy. 1036 Comment
  JEPS126593  Holodiscus discolor var. discolor Lowell Ahart 2016-6-29 21067 Plumas Top and southeast of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CHSC73989  Holodiscus microphyllus var. microphyllus B. Castro; L. Gehrung 1998-10-2 855 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 0.1 mi NW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. 1981 Comment
  CAS-BOT-BC280836  Hordeum W. Harnach; N. Harnach 1989-5-27 120 Plumas Sierra Valley. Hot wells on north side of Marble Lane 1489 Comment
  JEPS113751  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart, John Dittes 2007-6-16 14150 Plumas On the bottom of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UCD85473  Hordeum brachyantherum subsp. brachyantherum R. Tofsrud 1949-6-1 s.n. Plumas Vicinity of Quincy. Comment
  SEINET10507465  Hordeum jubatum Mary Susan Taylor 1982-8-9 Taylor 4959 Plumas T27N R8E nw/nw sec 28. Almanor NE quad. N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 4500 ft. 1372 Comment
  SEINET10591620  Hordeum jubatum Mary Susan Taylor 1982-8-10 Taylor 4959 Plumas T27N R8E S28 NW1/4 NW1/4. Almanor NE Quad. N side of Hwy 89, S end of Lake Almanor, ca. 1 mi W of Canyon Dam. With Madia gracilis, Lupinus confertus, Hypericum perforatum. 1372 Comment
  CHSC55643  Hordeum marinum subsp. gussoneanum K. R. Stern 1985-6-25 8293 Plumas Vicinity of Blairsden. 1402 Comment
  RSA34829  Horkelia fusca subsp. tenella Roxana S. Ferris, Laura Lorraine 1941-8-9 10423 Plumas At Lake Almanor Public Camp (near village) Comment
  CAS-BOT-BC514267  Horkelia fusca var. pseudocapitata David D. Keck; A. Gustafsson 1938-8-9 4904 Plumas 3 mi S of Beckwith, Sierra Valley, on road to Loyalton 1490 Comment
  CAS-BOT-BC514268  Horkelia fusca var. pseudocapitata David D. Keck; A. Gustafsson 1938-8-9 4904 Plumas 3 mi S of Beckwith, Sierra Valley, on road to Loyalton 1490 Comment
  CAS-BOT-BC538234  Horkelia tridentata var. flavescens A. A. Heller; P. B. Kennedy 1907-7-11 8799 Plumas Prattville Comment
  SD6812  Hydrophyllum occidentale R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC1776751  Hydrophyllum occidentale G. Douglas Barbe, T. C. Fuller 1982-7-16 3758 Plumas Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Beardsley Mine on forest road 3.8 mile S of Green Flat, Plumas National Forest. 1981 Comment
  CAS-BOT-BC400946  Hypericum anagalloides Walter Knight; Irja Knight 1966-6-18 1302 Plumas Butterfly Valley 1143 Comment
  CHSC20784  Hypericum formosum var. scouleri K. R. Stern 1975-7-24 5851 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC99815  Hypericum perforatum Lowell Ahart 2008-8-13 15171 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  JEPS114533  Hypericum perforatum Lowell Ahart 2008-8-13 15171 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  RSA795724  Hypericum perforatum L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16241 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  SEINET10472139  Hypericum scouleri Mary Susan Taylor 1982-8-4 Taylor 4919 Plumas T25N R10E nw/se sec 23. Greenville SE quad. ALong spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 6200 ft. 1890 Comment
  SD7657  Ipomopsis aggregata R. M. Austin 1880-1 Plumas Big Meadows Comment
  JEPS805  Ipomopsis aggregata W. I. Follett 1937-7-27 98 Plumas Keddie Comment
  SD7661  Ipomopsis aggregata Daniel Cleveland 1882-7-21 Plumas Saw mill, Big Meadows. Comment
  UC909040  Ipomopsis aggregata Herbert L. Mason 1924-6-15 1035 Plumas near junction of Greagle Creek and Feather River Blairsden Comment
  CAS-BOT-BC135727  Iris hartwegii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1933 Plumas Butterfly Botanical Area and Vicinity - Halfway between valley and Darlingtonia bog. 1066 Comment
  CAS-BOT-BC135728  Iris hartwegii Walter Knight; Irja Knight 1966-6-18 1279 Plumas Butterfly Valley - Sierra Nevada 1143 Comment
  CAS-BOT-BC135725  Iris hartwegii John Thomas Howell 1954-5-14 29562 Plumas Transition zone forest just north of Greenville - Sierra Nevada 1112 Comment
  CAS-BOT-BC135742  Iris hartwegii Christopher Davidson 1975-6-7 2737 Plumas 4.6 mi N of Greenville on Hwy 89. 1237 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
  RSA123137  Iris missouriensis E. Sawyer 1935-06 76 Plumas 5.75 miles south of Sugarloaf 1494 Comment
  RSA712967  Iris tenuissima subsp. purdyiformis L. P. Janeway 1994-5-24 4652 Plumas Owl Creek, 1.5 mi west of Seneca. 1372 Comment
  CAS-BOT-BC57769  Isoetes John Thomas Howell; H. Keith Wagnon 1980-5-27 53611 Plumas 1 mi. w. of Almanor. 1386 Comment
  POM312958  Isoetes howellii Malcolm A. Nobs, S. Galen Smith 1949-8-18 1386 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CAS-BOT-BC137403  Ivesia aperta David D. Keck; A. Gustafsson 1938-8-9 4901 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 mi. E. of town 1500 Comment
  JEPS100321  Ivesia aperta var. aperta Dean W. Taylor 2001-7-12 17827 Plumas summit of Doyle Grade, drainage of Little Last Change Creek, 1 mile W of Meadow View Campground, at the junction of the Doyle Grade Road with the Frenchman Lake Road, growing in an area kept open by frequent vehicle traffic 1798 Comment
  SEINET10970309  Ivesia sericoleuca Mary Susan Taylor 1981-7-13 Taylor 4006 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
  CAS-BOT-BC101873  Juglans John Thomas Howell; H. Keith Wagnon 1980-5-26 53588 Plumas Lewisia Rock, Feather River Canyon 3.5 miles southwest of Belden 609 Comment
  SJSU13952  Juncus balticus subsp. ater N. A. Hopkins 1985-7-26 1298 Plumas Marble Hot Springs Rd neare Marble Hot Springs, Sierra Valley 1524 Comment
  UCD141383  Juncus bufonius John Thomas Howell 1960-7-19 35705 Plumas Drakesbad, Lassen Volcanic National Park. 1676 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
  CHSC66708  Juncus dudleyi Vernon H. Oswald; Lowell Ahart 1996-8-1 8143 .1 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 1.25 mi NW of Hauns Mdw., ca. 2 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. Along a springy cascade on the uphill side of the road. 1706 Comment
  CDA13853  Juncus ensifolius G. F. Hrusa, T. D. Wilfred 1996-8-2 13462 Plumas Sierra Nevada; E side of Fells Creek immed. upstream from USFS 23N22 crossing. Comment
  CHSC112598  Juncus ensifolius Lowell Ahart 2013-8-23 19019 Plumas Bottom of a hydraulic pit, east of Bird Creek, about 1/2 mile (air) west of Monitor Flat, about 3 miles (air) northwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1652 Comment
  CHSC95201  Juncus ensifolius R. D. Fischer; Jenny Marr 2004-8-7 821 Plumas Sierra Nevada foothills between Butte Meadows and Hwy 89 along Humbug Valley Road at the Yellow Creek crossing. 1219 Comment
  JEPS28635  Juncus ensifolius George W. Gillett 1957-7-18 829 Plumas Willow Lake, along n shore Lassen Volcanic National Park 1661 Comment
  JEPS113902  Juncus exiguus L. P. Janeway and B. Castro 2007-8-18 9201 Plumas Northern High Sierra Nevada; Along Squirrel Creek and Road 401 1.9 km NE of Hwy 70/89 and Williams Loop 1268 Comment
  UC1495735  Juncus hemiendytus var. hemiendytus Barbara Ertter and Jeffrey L. Strachan 1980-7-31 3884 Plumas w end Dixie Valley (just e of Beckwourth-Milford Rd); Plumas National Forest, Dixie Valley 1706 Comment
  HSC14061  Juncus howellii L. S. Rose 1966-7-27 66068 Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  UCD141551  Juncus howellii Lowell Ahart 2008-9-10 15390 Plumas on the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1598 Comment
  UCD141556  Juncus howellii Lewis S. Rose 1966-7-27 66068 Plumas 3 mi. w. of Keddie. Butterfly Valley. 1066 Comment
  CHSC49618  Juncus mertensianus Vernon Oswald 1984-6-25 1319 Plumas La Porte-Quincy Rd., ca. 9.4 mi n-e of La Porte. In meadow. 1889 Comment
  CHSC97091  Juncus nevadensis Lowell Ahart; Josephine Guardino 2007-7-21 14380 Plumas In shallow water, bottom of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  CDA33202  Juncus nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3152 Plumas Long Valley, 0.4 mile south of junction of Dixie Canyon-Round Valley and Canyon Dam Roads, at Maxwell Mine Road. Comment
  CHSC102012  Juncus nevadensis var. nevadensis L. P. Janeway; B. Castro 2009-8-29 9934 Plumas Northern High Sierra Nevada.Small meadow 0.3 km eastsoutheast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  RSA0035346  Juncus orthophyllus Lowell Ahart 2012-9-5 18441 Plumas On the east side of the South Fork of the Feather River, about 300 yards northeast of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. 1882 Comment
  SEINET10938192  Juncus sphaerocarpus Mary Susan Taylor 1982-7-8 Taylor 4794 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  CHSC102670  Juncus tenuis Lowell Ahart; John Dittes 2009-9-7 16390 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC102672  Juncus tenuis Lowell Ahart; John Dittes 2009-9-7 16390 -B Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC102673  Juncus tenuis Lowell Ahart; John Dittes 2009-9-7 16390 -D Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS116050  Juncus tenuis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16209 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CHSC54395  Kalmia polifolia subsp. microphylla Vernon H. Oswald 1991-6-17 4772 Plumas Lassen Volcanic National Park. Little Willow Lake, located ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  CAS-BOT-BC246160  Keckiella lemmonii David D. Keck 1932-7-6 1712 Plumas 3 mi. N of Keddie 1036 Comment
  CHSC59931  Keckiella lemmonii L. P. Janeway 1992-7-31 4281 Plumas South-facing slopes in canyon of North Fork Feather River; near creek along the Chambers Creek Trail, ca 0.1 mi from Hwy 70 (along old powerline access road). 633 Comment
  JEPS10897  Keckiella lemmonii W. I. Follett 1942-7-27 135 Plumas Deadwood Summit 1386 Comment
  POM181611  Keckiella lemmonii Unspecified 1874-09 s.n. Plumas Quincy. Comment
  SFV17479  Keckiella lemmonii P. Wilson 1998-7-18 3536 Plumas Sierra Nevada Highway 89 between Indian Falls and Crescent Mills. 1100 Comment
  SEINET10547839  Keckiella lemmonii Mary Susan Taylor 1982-8-9 Taylor 4953 Plumas T26N R8E nw/ne sec 14. Almanor NE quad. Along spur rd off Seneca Rd (306), ca. 2 air mi sw of Canyon Dam. 5100 ft. 1554 Comment
  CDA19326  Kelloggia galioides G. D. Barbe 1982-6-17 3830 a Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 0 Comment
  POM284292  Kelloggia galioides Lyman D. Benson 1932-7-29 4006 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  JEPS7477  Lactuca serriola Rimo Bacigalupi with L. R. Heckard 1951-8-8 3480 Plumas just e Westwood 1554 Comment
  CAS-BOT-BC340602  Lactuca serriola Rimo Bacigalupi; Lawrence R. Heckard 1951-8-8 3480 Plumas Just east of Westwood 1554 Comment
  CAS-BOT-BC341574  Lagophylla ramosissima John Thomas Howell 1951-6-29 27738 Plumas Near Spring Garden 1219 Comment
  SBBG119867  Lagophylla ramosissima L. Ahart, J. Dittes 2003-8-8 10480 Plumas W side of Beckwourth Calpine Rd, ca. 50 yds N of Western Pacific Railroad, ca. 0.5 air mi SW of Beckwourth; Sierra Valley; T23N R14E S26 SW/4 1478 Comment
  CHSC52519  Lathyrus sulphureus L. P. Janeway 1990-6-6 3702 Plumas Plumas National Forest. Forested flat on N side of Long Valley ca 1/2 mi E of Rattlesnake Creek and ca 1/2 mi N of Hwy 70/89. Vicinity of Sloat. 1356 Comment
  POM147073  Lathyrus sulphureus Alice Eastwood 1927-6-11 14458 Plumas Forest Lodge, near Greenville. Comment
  UCD106446  Lathyrus sulphureus C. L. Hitchcock 1950-5-28 19229 Plumas 5 miles SW of Greenville on road to Quincy. Comment
  CAS-BOT-BC321051  Layia glandulosa Elizabeth McClintock 1968-5-18 s.n. Plumas East of Frenchman Reservoir, N of Chilcoot 1706 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
  CHSC97266  Lemna minuta Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14480 A Plumas About 30 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis. 1773 Comment
  CAS-BOT-BC534904  Lemna turionifera Robert J. Weatherby 1950-7-21 1474 Plumas East Quincy 1036 Comment
  CDA19926  Lepidium campestre J. Naughton 2002-7-7 101 Plumas Sierra Nevada; Plumas County Fairgrounds, near Lee Rd. 0 Comment
  CHSC60074  Lepidium campestre L. P. Janeway 1992-7-1 4247 Plumas Plumas National Forest. Pasture flat between Middle Fork Feather River and Mohawk Ranger Station, just west of Bonta Creek. 1325 Comment
  CHSC94922  Lepidium campestre Samantha Mackey Hillaire 2006-9-10 1227 Plumas Sierra Nevada. Buck's Lake area. Oro-Quincy highway. Flat dry open roadside (north side), south of a large meadow around Haskin's Bay. 1584 Comment
  CAS-BOT-BC88836  Lepidium campestre John Thomas Howell; Gordon H. True 1967-6-11 42581 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CAS-BOT-BC12990  Lepidium virginicum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54230 Plumas Sierra Nevada. About 4 miles southeast of Mount Hough on the road to Quincy. 1645 Comment
  CAS-BOT-BC60093  Lepidium virginicum var. menziesii John Thomas Howell 1966-7-29 42024 Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC60096  Lepidium virginicum var. menziesii Alice Eastwood 1927-6-11 11450 Plumas United States Forest Reserve. Crescent Mills. Comment
  UC1123925  Leptodactylon pungens A. Lewis 1934-6-12 468 Plumas 4 1/2 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar, nw of Lexington Hill Comment
  CHSC70029  Leptosiphon bolanderi L. P. Janeway 1997-5-7 5106 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. Flat above the creek. 1225 Comment
  CHSC11363  Leptosiphon ciliatus Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CHSC97189  Leptosiphon ciliatus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13999 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC33611  Lesquerella occidentalis subsp. occidentalis M. S. Taylor 1981-6-17 3916 Plumas Top of Mt Ingalls, ca. 7 air mi se of Genesee. Around look out. 2551 Comment
  CDA42422  Lessingia leptoclada D. G. Kelch 2012-9-19 12 .373 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. 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
  UCD132706  Leucanthemum vulgare Beecher Crampton 1970-6-25 8630 Plumas Quincy. 1043 Comment
  SEINET3164391  Leucothoe davisiae E. K. Balls 1950-9-5 15681 Plumas Thompson Creek, along trail to 'Little Volcano 1402 Comment
  UC1121017  Leucothoe davisiae D. Axelrod 1934-6-4 12 Plumas Plumas National Forest, American House American House; Plumas National Forest, American House 1493 Comment
  CAS-BOT-BC444170  Lewisia nevadensis Mrs. H. C. Cantelow 1939-5-19 4207 Plumas W. of Bucks Lake 10 1/2 mi. Comment
  CAS-BOT-BC444179  Lewisia nevadensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54102 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CAS-BOT-BC444561  Lewisia triphylla John Thomas Howell 1960-7-21 35815 Plumas Lassen Volcanic National Park. Near Terminal Geyser 1828 Comment
  CAS-BOT-BC283810  Leymus cinereus C. R. Ball 1932-7-24 699 Plumas Humbug House, Humbug Road. 9 miles SW of Lake Almanor and 20 miles NE of Chaparral Comment
  CAS-BOT-BC130518  Lilium A. M. Vollmer; L. Beane 1953-7-1 28 Plumas Englemine 1158 Comment
  CAS-BOT-BC508261  Lilium columbianum J. M. Tucker 1948-7-24 1726 Plumas Boggy area near road from Cascade to Camel Peak 1615 Comment
  CAS-BOT-BC509320  Lilium kelleyanum John Thomas Howell 1960-7-21 35862 Plumas On trail to Little Willow Lake 1767 Comment
  CAS-BOT-BC509331  Lilium kelleyanum J. Ed. McClellan; Bonnie McClellan 1969-7-14 s.n. Plumas Argentine Ridge 2133 Comment
  UC119794  Lilium parvum R. M. Austin Jul 1878 293 Plumas Big Meadows Comment
  CHSC40653  Limosella aquatica Lowell Ahart 1985-9-26 5171 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CHSC65515  Limosella aquatica L. P. Janeway 1995-9-8 4921 Plumas Along the southwestern shore of Lake Davis at the end of Freeman fishing access road. 1760 Comment
  JEPS113425  Limosella aquatica Lowell Ahart, John Dittes 2007-6-17 14177 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CAS-BOT-BC246073  Limosella aquatica L. P. Janeway 1992-11-16 4312 Plumas Middle Fork Feather River 1.5 mi. west of Beckwourth, Beckwourth Ranger District, Plumas National Forest 1481 Comment
  UC485788  Linanthus ciliatus H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  JEPS58440  Linanthus harknessii W. L. Jepson 1924-7-25 10646 Plumas Meadow Valley Bucks Valley Comment
  RSA122947  Linanthus pungens subsp. pulchriflorus G. T. Nordstrom 1934-7-9 193 Plumas 1.5 miles N of Grizzly Hill 1585 Comment
  CHSC114368  Linaria dalmatica D. B. Joley 1976-6-9 1 Plumas Hwy 89, ca. 7 miles east of Canyon Dam. Comment
  CHSC112615  Linaria vulgaris Lowell Ahart 2013-9-11 19028 Plumas Gravel bar on the north side of the Feather River, about 20 yards west of Chips Creek, about 50 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  CDA18665  Linum lewisii var. lewisii G. D. Barbe, T. C. Fuller 1982-6-15 3714 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  HSC101688  Linum lewisii var. lewisii Dillon North Davis 2013-6-10 16 Plumas 9.8 miles south on FS Road 25N17 from intersection with Highway 70. Comment
  CHSC89313  Lithophragma glabrum G. Douglas Barbe; T. C. Fuller 1982-7-16 3777 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  CHSC43339  Lithophragma tenellum Lowell Ahart 1975-7-9 864 Plumas On an open mountain side, about 1 mile south-west of Pilot Peak. 1981 Comment
  CAS-BOT-BC428433  Lithophragma tenellum Gladys L. Smith 1976-6-7 4599 Plumas Secondary road betw. Rte. 70 and La Porte 1950 Comment
  POM147057  Lomatium dissectum var. multifidum Alice Eastwood 1927-6-13 14543 Plumas Forest lodge near Greenville, United States Forest Reserve Comment
  SEINET10840953  Lomatium dissectum var. multifidum Mary Susan Taylor 1982-5-17 Taylor 4465 Plumas 5600 ft. T22N R14E se/se sec 6. Portola quad. Dry rocky volcanic flats and outcrops, n side of 22N55, near its jct with 22N54 & 27N88, ca. 2 mi se of Portola. 1707 Comment
  UC1776681  Lomatium hendersonii G. Schoolcraft 1997-5-18 2591 Plumas Top of Dimond Mtns. Farthest peak E on main ridge 2255 Comment
  CHSC89801  Lomatium macrocarpum G. Douglas Barbe; T. C. Fuller 1982-6-15 3719 Plumas Sierra Nevada. 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  UCD97456  Lomatium nevadense Albert Grigarick 2010-5-11 244 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
  SEINET7880163 Image available Lomatium nevadense E. Sawyer 1935-1 67 Plumas 7 3/4 miles NNE of Sattley Sec. 36 T.22N. R. 14E. Comment
  UC1143022  Lomatium nevadense var. nevadense E. Sawyer 1935-6-4 67 Plumas 7 3/4 mi. n.-n.e. Sattley; Sierraville Quad. Comment
  CHSC99794  Lonicera conjugialis Lowell Ahart 2008-8-14 15214 Plumas West of the small stream, northwest of the meadow (swamp, bog), about 300 yards north of the paved road, about 1/2 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. 1597 Comment
  JEPS95397  Lonicera conjugialis Lowell Ahart 1994-7-20 7481 Plumas N of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna 1981 Comment
  SEINET3452044  Lonicera hispidula var. vacillans G. Douglas Barbe, J. T. Howell, Thomas C. Fuller 1981-6-26 3378 Plumas Madone Lake, Madone Lake 600 Comment
  SEINET10465038  Lonicera involucrata Mary Susan Taylor 1981-7-17 Taylor 4029 Plumas T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev. 1950 Comment
  CAS-BOT-BC243912  Lonicera involucrata var. involucrata E. K. Balls 1950-9-7 15701 Plumas Lake Center Public Campground 2042 Comment
  RSA71309  Lotus argophyllus var. fremontii L. S. Rose 1951-6-29 51078 Plumas Rock Creek, Feather River 550 Comment
  JEPS105486  Lotus oblongifolius Holly Forbes and Barbara Keller 2003-7-9 28 Plumas along road opposite Gold Lake Staging Area Comment
  UC1129104  Lotus oblongifolius var. oblongifolius F. W. Embree 1934-6-6 73 Plumas s slope Bucks Mtn.; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  CHSC103130  Lotus purshianus var. purshianus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16113 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
  UC917240  Lotus purshianus var. purshianus J. M. Tucker 1948-7-24 1715 Plumas near road from Cascade to Carmel Peak 1615 Comment
  RSA59274  Lotus unifoliolatus E. K. Balls 1950-8-31 15568 Plumas Behind Forest Service Ranger Station, Quincy, American Valley. 1098 Comment
  CHSC66694  Ludwigia palustris Vernon H. Oswald; Linnea Hanson 1996-7-30 8100 Plumas Butterfly Valley Botanic Area NW of Quincy on Forest Rd. 25N47 ca. 0.3 mi S of its junction with Forest Rt. 417. Near the dam at the pond. 1188 Comment
  RSA0069569  Lupinus adsurgens Daisie Huang 2006-8-11 06081102 Plumas Rattlesnake Creek, N of Highway 70. 1283 Comment
  RSA715532  Lupinus albicaulis var. albicaulis John Dittes 2005-6-23 1182 Plumas East edge of Indian Valley; ca. 2.7 air-miles east x northeast of Crescent Mills, ca. 2.5 air-miles north x northwest of Taylorsville, ca. 1.4 air-miles west of Keddie Point, near intersection of County Road 112 and County Road 206. Comment
  CHSC36202  Lupinus angustiflorus M. S. Taylor 1982-7-12 4814 Plumas Township: T22N R11E SW1/4 of SW1/4 S04 and NE1/4 of SE1/4 S05. Blue Nose Mt. Cobbly slope along Eureka Ridge Rd (23N09), 0.9 mi nw of its jct with McRae Meadow Rd, ca. 6 air mi w of Mohawk. 2072 Comment
  UC1482899  Lupinus arbustus LeDoux, Morris, Dunn 1973-6-5 1077 Plumas Collected on south side of Greenville. Comment
  UC384657  Lupinus arbustus E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  UC972201  Lupinus arbustus Milo S. Baker 1952-5-24 12440 Plumas Hwy 89 in canyon above Pine Valley; in canyon above Pine Valley 944 Comment
  SEINET10484723  Lupinus arbustus subsp. silvicola Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-5 Conrad 7060 Plumas On loose rocky, n-facing roadside bank, 5.2 miles w of junction of hwy 70 and Meadow valley road 305 Comment
  UCD23346  Lupinus argenteus var. argenteus E. W. Jameson 1949-5-6 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  CAS-BOT-BC208791  Lupinus argenteus var. heteranthus John Thomas Howell 1962-6-17 37712 Plumas Portola - Sierra Nevada 1463 Comment
  CAS-BOT-BC208842  Lupinus argenteus var. meionanthus A. A. Heller; B. B. Kennedy 1907-7-16 8864 Plumas Genessee Valley near Genessee Comment
  CHSC62456  Lupinus argenteus var. palmeri L. P. Janeway 1993-8-10 4516 Plumas Plumas National Forest. 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
  RSA7991  Lupinus confertus H. A. Barker 1927-7-1 756 Plumas Blairsden 1372 Comment
  RSA60030  Lupinus confertus E. K. Balls 1950-9-1 15580 Plumas Mohawk Ranger Station, off Hwy 24 and 98 to Reno. 1372 Comment
  SEINET10485161  Lupinus confertus Mary Susan Taylor 1982-6-13 Taylor 4825 Plumas T26n, r9e, se1/4nw1/4 sec 22. Almanor se quad. Corolla pale blue. Bellas Flat on s side of round valley reservoir, ca 3 air mi. S of greenville. Dry Flat cobbly drainage in montane coniferous forest. With monardella Odoratissima glauca. 1372 Comment
  CAS-BOT-BC215366  Lupinus dalesiae M. S. Taylor 1982-6-16 4685 A Plumas Both sides of 24N13, 0.5 mile N of Spur Road to Little Volcano, ca. 4 air miles SE of Quincy 1676 Comment
  CAS-BOT-BC215372  Lupinus dalesiae M. S. Taylor 1982-6-23 4713 Plumas S side of Peoria Creek Road (23N10), 1.5 miles W of its junction with 23N50Y, ca. 3 air miles SW of Sloat 1402 Comment
  CAS-BOT-BC215383  Lupinus dalesiae M. S. Taylor 1982-6-7 4615 Plumas W side of Schneider Creek Road (24N16), 1.2-1.3 miles S of its junction with road to UC Forestry Camp, 1.6-1.7 miles S of Bucks Lake Road, ca. 2 miles S of Meadow Valley 1432 Comment
  CAS-BOT-BC215405  Lupinus dalesiae Charles Piper Smith 1947-5-22 47336 Plumas Quincy Road, 2.2 miles E of Meadow Valley Comment
  CAS-BOT-BC215411  Lupinus dalesiae Lowell Ahart 1983-7-14 4193 Plumas S Fork of the Feather River, S of the Feather Fork Mine, about 1.5 miles NE of Little Grass Valley Res., about 5.5 miles N of La Porte 1750 Comment
  CHSC35902  Lupinus dalesiae M. S. Taylor 1982-5-26 4539 Plumas W side of Quincy-LaPorte Rd, 0.2 mi n of end of pavement, 1.1 mi s of its jct with Fells Creek Rd (23N22), ca. 4 air mi sw of Spring Garden. 1249 Comment
  CHSC35905  Lupinus dalesiae M. S. Taylor 1982-6-23 4719 Plumas S side of 23N43Y, 2.4 mi w of its jct with Peoria Creek Rd (23N10), ca. 1 mi s of English Bar, ca. 6 mi sw of Cloat. 1402 Comment
  CHSC35908  Lupinus dalesiae M. S. Taylor 1982-6-17 4701 Plumas N side of 23N09.1- Eureka Ridge Rd, 0.2-0.3 mi w of its jct with Popular Creek Rd (23N08), s of Sloat. 1402 Comment
  RSA109812  Lupinus dalesiae E. K. Balls, L. W. Lenz 1956-6-20 21844 Plumas 2 miles SE of Spring Garden, US Hwy, Quincy to Portola. 1250 Comment
  SEINET10903850  Lupinus dalesiae Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-5 Conrad 7058 Plumas On loose, rocky, north-facing roadside bank, 5.2 mi west of jct of hwy. 70 And Meadow valley road in quincy. 1219 Comment
  UC665283  Lupinus dalesiae Elmer I. Applegate 1934-5-3 8907 Plumas 6 mi nw Quincy; nw of Quincy Comment
  UCD107620  Lupinus dalesiae H. Durio 1996-5-10 s.n. Plumas 3 to 4 air mi NE of Pilot Peak, along Peoria Creek Road (USFS Rd 23N10) as it crosses and parallels Nelson Creek. 1463 Comment
  UCD107623  Lupinus dalesiae G. F. Hrusa 1997-5-30 13827 Plumas at edge of power lines, on E side of Rattlesnake Creek, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Sierra Nevada. 1350 Comment
  CAS-BOT-BC215407  Lupinus dalesiae Charles Piper Smith 1921-7-14 3424 Plumas Campground hillside, Quincy Comment
  CAS-BOT-BC215408  Lupinus dalesiae Charles Piper Smith 1947-6-11 47415 Plumas Highway 24-49, 1.2 miles N of Quincy Comment
  SEINET10970249  Lupinus dalesiae Mary Susan Taylor 1981-7-15 Taylor 3904 Plumas T24n r8e ne1/4se1/4 sec 1. Bucks lake ne quad. Jct of 24n27 and 24n27 (a loop Around smith lake), ca 2 mi. N of its jct with bucks lake rd, ca 3 mi. Ne of Meadow valley. Assoc.: Allium campanulatum, ceanothus integerrimus. 1158 Comment
  SD126364  Lupinus formosus var. bridgesii P. Kenney, Conrad and LeDoux 1973-6-5 421 Plumas Along roadside of Highway 89, 5.0 miles north of Junction of Highway 70 and 89. 1067 Comment
  RSA0089037  Lupinus grayi Bonnie C. Templeton 1968-6-9 11256 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  SEINET6655075  Lupinus grayi LeDoux, Conrad; Dunn 1973-6-5 1092 Plumas Collected 2.2 mi from jct. of Hwy 89 and 70.; 0 Comment
  RSA26085  Lupinus grayi H. C. Cantelow 1940-5-12 s.n. Plumas 4/10 mile west of Quincy, on Busks Lake Road. Comment
  SEINET10871251  Lupinus grayi Mary Susan Taylor 1982-6-14 Taylor 4673 Plumas On ridge W of and above Indian Falls on Hwy 89, in 1980 burn area. 4300 ft. 1310 Comment
  SEINET10937187  Lupinus grayi Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3833 A Plumas N side of Rd 23N11, ca. 3 mi S of Happy Valley, near head of Cogswell Ravine, ca. 2 air mi E of Cromberg on Hwy 70. 1768 Comment
  JEPS121783  Lupinus latifolius var. columbianus B. Castro and L. P. Janeway 2008-9-13 1756 Plumas Nothern High Sierra Nevada. Near USFS Rd23N73Y 2.1 road mi N of Oroville-Quiincy Hwy and Grizzly Summit, and 1 air mi NNW of Grizzly Summit. Comment
  UC149926  Lupinus lepidus var. confertus Katharine Brandegee July 1911 Plumas Portola Comment
  CHSC97008  Lupinus lepidus var. sellulus B. Castro; Shannon Nielsen 2005-7-12 1492 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 W edge of road. Site is 0.5 rd mi S of jcn of the main (94) road with a side-road that goes to Hartman Bar Trailhead. 1463 Comment
  UC566149  Lupinus lepidus var. sellulus E. Sawyer 1935-6-27 205 Plumas 1.4 mi se Crow; Sierraville Quadrangle 1706 Comment
  RSA715535  Lupinus onustus John Dittes, Josephine Guardino, Eva M Dittes 2005-6-4 1145 Plumas Northern High Sierra Nevada Range; drainage of East Branch Lights Creek, ca. 12.3 air-miles northeast of Taylorsville, ca. 5.7 air-miles southwest of Diamond Mountain, ca. 4.2 air-miles southeast of Indicator Peak., South-facing slope ca. 850 north of confluence of East Branch Lights Creek and Morton Creek, ca. 1232 northeast of junction of FS road 28N03 and county road 213. 1374 Comment
  UC155201  Lupinus onustus Mrs. R. M. Austin 1877-1 Plumas American Valley Comment
  RSA113221  Lupinus onustus E. K. Balls, Lee W. Lenz, B. K. Balls 1955-5-14 20712 Plumas 3.1 miles N of Greenville on road to Lake Almanor Hwy 89. 1159 Comment
  CHSC21185  Lupinus polyphyllus var. burkei F. T. Griggs; A. Pass 1975-7-11 153 Plumas Buck's Lake Forest Service Survey. Comment
  SEINET10484152  Lupinus sellulus var. artulus Mary Susan Taylor 1982-7-14 Taylor 4831 Plumas T26N R9E ne/sw sec 7. Almanor SE quad. Near jct of 27N92 & 26N18, in Long Valley around creek, ca. 4 mi w of Greenville. Montane Meadow, edge of Mixed Coniferous Forest; 5500 ft. 1676 Comment
  SBBG32300  Lupinus stiversii L. S. Rose 1968-6-12 Plumas Feather River Cyn, 4 mi W of Belden 609 Comment
  UCD109583  Lupinus stiversii June McCaskill 1954-5-31 331 Plumas at roadside above Feather River, State Highway 24 (U.S. Alt. 40), ca. 2 miles north of Storrie. Comment
  UCD15243  Lupinus stiversii Stephen Brown 1974-5-4 111 Plumas Feather River Canyon, approximately 1 mile above Rock Creek on a gravel road. 457 Comment
  CHSC100347  Luzula cascadensis Lowell Ahart 2008-8-13 15183 Plumas East of La Porte Road, along the sides 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
  CHSC47581  Luzula cascadensis Lowell Ahart 1975-7-2 838 Plumas Along the edge of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  JEPS96116  Luzula cascadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8053 Plumas High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. 1371 Comment
  RSA718438  Luzula comosa L. Ahart 2006-7-9 12932 Plumas About 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1679 Comment
  JEPS103523  Luzula comosa var. laxa Lowell Ahart 2002-6-26 9783 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  CAS-BOT-BC441255  Luzula macrantha John Thomas Howell; Gordon True 1968-6-10 44560 Plumas Sierra Nevada: Quincy, hill just N of Gansner Park 1036 Comment
  CAS-BOT-BC441257  Luzula macrantha Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Unspecified Comment
  CAS-BOT-BC215684  Lycopus uniflorus Thomas H. Kearney 1944-8-14 122 Plumas Near Prattville, Lake Almanor Comment
  JEPS43081  Lysimachia nummularia David D. Keck Jul 3 1932-Jul 5 1932 1627 Plumas along Lake Almanor Road at city limits of Quincy 1066 Comment
  UC501391  Lysimachia nummularia David D. Keck Jul 3 1932-Jul 5 1932 1627 Plumas along Lake Almanor Road at city limits of Quincy (in the Northern Sierra Nevada); Northern Sierra Nevada, Quincy 1066 Comment
  CHSC113586  Lythrum portula Lowell Ahart 2014-8-24 19739 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  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
  SEINET10474800  Madia citrigracilis Mary Susan Taylor 1981-7-11 Taylor 4067 Plumas T27N R7E ne/ne sec 10, Almanor SW quad. SW side of Lake Almanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi NW of Prattville, ca. 3/4 mi E of Hwy 89; 4500 ft elev. 1372 Comment
  CDA15407  Madia elegans G. F. Hrusa 1996-8-22 13533 Plumas Sierra Nevada; Squirrel Creek on USFS road leading to Argentine Rock. Approx. 1 mi. NE of Hwy 70, and approx. 7 mi. E of Quincy. Comment
  CHSC36336  Madia elegans subsp. elegans M. S. Taylor 1982-6-28 4767 Plumas Ramelli Ranch, along roadsides, near jct of Hwy 70 and Calpine Rd, ca. 1 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC344473  Madia exigua Lewis S. Rose 1963-6-5 63138 Plumas East Branch, North Fork of Feather River, .5 mi. n. of Rich Bar 822 Comment
  RSA169399  Madia exigua L. S. Rose 1963-6-5 63138 Plumas East Branch, North Fork of Feather River, 0.5 miles north of Rich Bar. 823 Comment
  CAS-BOT-BC342857  Madia glomerata M. S. Taylor 1982-8-31 5080 Plumas Along 27N57, Kettle Pass, just w of Eisenheimer Peak, ca. 7 air mi ne of Taylorsville 2133 Comment
  CAS-BOT-BC342858  Madia glomerata M. S. Taylor 1982-9-7 5092 Plumas Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth 1487 Comment
  CDA13418  Madia glomerata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13266 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  CHSC34880  Madia glomerata M. S. Taylor 1981-8-31 4253 Plumas S side of Hwy 89, ca. 0.5 mi s of Clio. 1341 Comment
  CHSC75462  Madia glomerata G. F. Hrusa; T. D. Wilfred 1996-8-1 13453 Plumas Sierra Nevada. Meadow immed. E of Brady's Camp. Pine Creek Valley, 1/2 mi. NE Argentine Rock. 2125 Comment
  CHSC79686  Madia glomerata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13266 Plumas Northern California; Sierra Nevada Flora - Plumas National Forest. Adjacent to Bull Run Creek of USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 1950 Comment
  JEPS120496  Madia glomerata L. P. Janeway 2012-10-17 11080 Plumas Northern High Sierra Nevada. Plumas National Forest; along La Porte-Quincy Road 1.9 road km north of Onion Valley Creek; upper east-facing flank of Fingerboard (Peak). Comment
  CAS-BOT-BC342855  Madia glomerata David D. Keck 1932-7-6 1715 Plumas Halfway between Prattville and Chester 1340 Comment
  CAS-BOT-BC342863  Madia glomerata Lowell Ahart 1981-7-21 2966 Plumas Sutter Buttes Area. Along Cleghorn Bar Road, about 2 miles west of Pilot Peak 1900 Comment
  RSA518824  Madia glomerata Barbara Ertter 1988-7-25 7845 Plumas Diamond Mts, 12 air miles SSW of Susanville, Snoring Springs, 1/2 mile N of Diamond Mt Greenville Red Rock jct 1982 Comment
  SEINET10474806  Madia glomerata Mary Susan Taylor 1982-8-30 Taylor 5080 Plumas T27N R11E se/nw sec 27. Kettle Rock quad. ALong 27N57, Kettle Pass, just w of Eisenheimer Peak, ca. 7 air mi ne of Taylorsville. Bare open ridge; 7000 ft. 2133 Comment
  CAS-BOT-BC343276  Madia gracilis John Thomas Howell 1967-6-23 42695 Plumas Butterfly Valley 1066 Comment
  CDA13413  Madia gracilis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13262 Plumas Sierra Nevada; Vicinity of headwaters of Bull Run Creek off USFS 23N12E. Comment
  CDA13858  Madia gracilis G. F. Hrusa, T. D. Wilfred 1996-7-23 13402 Plumas Sierra Nevada; above USFS 23N22. Comment
  CDA17227  Madia gracilis G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16330 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
  OBI4273  Madia gracilis Lewis S. Rose 1967-7-12 67170 Plumas Quincy 1036 Comment
  CAS-BOT-BC343262  Madia gracilis David D. Keck 1932-7-6 1717 Plumas Halfway between Prattville and Chester 1340 Comment
  JEPS40331  Madia gracilis Helen-Mar Wheeler 1944-8-23 Plumas Cascade Creek Comment
  RSA94371  Madia minima F. W. Peirson 1926-6-21 6787 Plumas Open flat strip along shore of Lake Almanor. Comment
  CAS-BOT-BC512094  Maianthemum racemosum subsp. amplexicaule Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1945 Plumas Fern Glen; Butterfly Botanical Area and Vicinity 1097 Comment
  JEPS88081  Malacothrix floccifera Vernon H. Oswald and Lowell Ahart 1996-8-14 8158 Plumas road paralleling creek ca. 2 air mi nw Meadow Valley (on the Oroville-Quincy Hwy.) (near Greens Flat, in hydraulic mine tailings along road); northern High Sierra Nevada, Spanish Creek 1127 Comment
  SEINET10475285  Malacothrix floccifera Mary Susan Taylor 1981-7-27 Taylor 4141 Plumas T25N R11E NW 1/4 sec 12. Genesse Valley quad. On granite embankment E side of 25N42 Flournoy Grade, 1.3 mi S of Flour- noy Bridge, ca. 3 mi E of Genesse. 4400 ft. 1341 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
  JEPS88533  Matricaria discoidea Vernon H. Oswald and Lowell Ahart 1996-7-15 8014 Plumas Lake Almanor High Cascade Range (e side of arm of lake extending n from the Hwy 36 causeway, s of point where the road to Last Chance Campground (28N11) begins to parallel lake) 1371 Comment
  CAS-BOT-BC348176  Matricaria discoidea David D. Keck 1932-7-3 1684 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  SEINET11601831 Image available Matricaria discoidea T. Ramelli 1948-5-16 40 Plumas 0.5 miles west of Vinton 1524 Comment
  CHSC76800  Medicago lupulina L. P. Janeway 1997-9-29 5365 Plumas Along Soda Creek 0.1 mi north of Hwy 70 and East Branch North Fork Feather River. 944 Comment
  UCD107734  Medicago lupulina Mrs. E. A. Jenkins 1928-8-8 1427 Plumas Meadow Valley. Comment
  UCD107939  Melica bulbosa Tim Kuhn 2006-6-29 54 Plumas north of Lake Davis at Old House Meadow. Comment
  UCD86362  Melica bulbosa John Thomas Howell; Gordon H. True 1967-7-11 43332 Plumas Sierra Nevada. Summit ridge of Mt. Hough. 2194 Comment
  CAS-BOT-BC282079  Melica fugax John Thomas Howell 1951-6-27 27607 Plumas Jamison Creek 1950 Comment
  CAS-BOT-BC282100  Melica fugax Catherine Best 1979-6-14 s.n. Plumas Eureka Park Comment
  CHSC97186  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13993 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS113797  Melica fugax Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13993 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  SEINET10599385  Melica fugax John Thomas Howell 1962-6-17 Howell 37704 Plumas Plans of Sierra Nevada, Portola, Comment
  CAS-BOT-BC264184  Melica subulata Alice Eastwood 1927-6-18 14707 Plumas Near Greenville Comment
  CHSC100039  Melica subulata Lowell Ahart 2008-7-16 15071 Plumas East of a small meadow (swamp) about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC102126  Melica subulata Lowell Ahart; John Dittes 2009-7-27 16175 Plumas On dry soil, seep slopes, about 10 yards south of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC80914  Melica subulata Lowell Ahart 2001-7-19 8948 Plumas Steep slope, on the east side 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
  CDA4209  Melilotus officinalis T. C. Fuller 1959-7-6 4301 Plumas Northeast of Lake Almanor, 2 miles west of Clear Creek Junction. 0 Comment
  JEPS88530  Mentha canadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8035 Plumas e. side of Last Chance Marsh at n. end of Lake Almanor (ca. 1.4 mi. s. of Last Chance Campground at streams & marshy meadow extending e. from rd. 29N11); High Cascade Range 1371 Comment
  RSA59923  Mentha canadensis E. K. Balls 1950-9-15 15839 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  RSA52949  Mentha canadensis R. Weatherby 1950-7-28 1498 Plumas Border of Smith Lake near Quincy. 1250 Comment
  JEPS121751  Mentha spicata B. Castro and L. P. Janeway 2007-8-18 1672 Plumas Northern High Sierra Nevada. Ca 10 road mi E of Quincy, along Squirrel Creek and Road 401, 1.2 mi NE of Hwy 70/89 and William Loop (railroad). Comment
  CHSC20747  Mentzelia dispersa K. R. Stern 1975-7-25 5891 Plumas N shore of Lake Almanor, n of causeway. 1371 Comment
  POM147041  Mentzelia montana Alice Eastwood 1927-05 14875 Plumas On road from Chilcott. United States Forest Reserve. Comment
  CHSC50554  Menyanthes trifoliata Vernon Oswald 1990-6-22 4316 Plumas Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. 9 mi (air) northwest of Chester. Common emergent aquatic along the marshy margin of the lake and on floating sphagnum bogs. 1767 Comment
  UCD128412  Menyanthes trifoliata Albert Grigarick 2012-7-8 326 Plumas Gray Eagle Trail starting at Grass Lake (Elwell Lodge Rd.). W shore of Grass Lake. 1905 Comment
  CDA19221  Mertensia ciliata var. stomatechoides G. D. Barbe, T. C. Fuller 1982-6-16 3784 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  RSA77583  Mertensia ciliata var. stomatechoides F. W. Peirson 1926-6-21 6782 Plumas East slope of Sierra Nevada, Humboldt Road. Comment
  CAS-BOT-BC429029  Micranthes nidifica Anna Head 1920-7-12 s.n. Plumas Frazier Falls, Gold Lake. Feather River Region Comment
  CAS-BOT-BC348337  Micropus californicus Lewis S. Rose 1968-6-11 68102 Plumas Butterfly Valley, 4 mi. s. of Keddie 1036 Comment
  CAS-BOT-BC348338  Micropus californicus Walter Knight; Irja Knight 1968-6-11 2345 Plumas In Butterfly Valley proper 944 Comment
  CAS-BOT-BC349351  Microseris nutans Clare B. Hardham 1961-6-16 7471 Plumas Sierra Nevada Mountains. Diamond Peak 2133 Comment
  CDA18695  Microseris nutans G. D. Barbe, T. C. Fuller 1982-6-15 3702 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CDA18761  Microseris nutans G. D. Barbe, T. C Fuller 1982-7-16 3756 A 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
  CHSC21182  Microseris nutans F. T. Griggs; A. Pass 1975-7-16 189 Plumas Along road, N. shore of Lower Buck's Lake. 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
  POM290244  Microseris nutans Lyman Benson 1932-7-29 3987 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  JEPS36359  Microseris nutans W. L. Jepson 1927-6-23 12302 Plumas Warner Creek near Camp Kelly; Warner Creek 1584 Comment
  RSA164328  Microseris nutans Clare B. Hardham 1961-6-16 7494 Plumas Engelmine - Diamond Peak Road, Sierra Nevada 1829 Comment
  SEINET10902908  Microsteris gracilis subsp. humilis Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3846 Plumas T24N R12E nw sec 25, Grizzly Valley quad; W side of 24N10, ca. 1/4 mi S of Grizzly Creek crossing 24N10, ca. 8 mi NW of Portola; elevation ca. 5800 ft. 1768 Comment
  SEINET10830509  Mimulus breweri Mary Susan Taylor 1982-8-5 Taylor 4936 Plumas T25N R10E ne sec 8. Greenville SW quad. Around Crystal Lake, just below Mt Hough, ca. 7 air mi nne of Quincy. 6700 ft. 2042 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
  CHSC113626  Mimulus guttatus Lowell Ahart 2014-8-31 19800 B Plumas Strand, cobbles, 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
  JEPS113599  Mimulus guttatus Lowell Ahart, Josephine Guardino 2007-7-21 14388 Plumas Bottom and sides of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  JEPS80622  Mimulus guttatus M. S. Taylor 1981-7-27 4121 Plumas ca. 17 air mi ne Blairsden (along spring crossing Beckwourth-Genesee Rd., between Crystal and Meadow Creeks, ca. 2 mi s of Notson Bridge); Grizzly Valley quad. 1737 Comment
  OBI30573  Mimulus guttatus Bernie Smith 1966-7-5 174 Plumas Middle fork of South Branch of Feather River. Near spring draining into river Comment
  CDA12052  Mimulus layneae G. F. Hrusa, J. Dinsdale 1989-6-26 7204 Plumas Sierra Nevada; N side of Bucks Lake, approx. 25 m. W of Quincy. Comment
  SDSU10786  Mimulus lewisii D. F. Howe 1964-7-29 3892 Plumas Gold Lake Lodge, Plumas National Forest. 1981 Comment
  CHSC110356  Mimulus moschatus L. P. Janeway 2013-7-15 11185 Plumas Northern High Sierra Nevada. Plumas National Forest: south side of Tamarack Flat close to Road 22N94. 1714 Comment
  CHSC13627  Mimulus moschatus M. S. Taylor 1974-7-3 291 Plumas In Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 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
  SEINET10570304  Mimulus moschatus Mary Susan Taylor 1974-7-3 Taylor 291 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  JEPS127338  Mimulus nanus var. mephiticus Lowell Ahart 2016-7-9 21090 Plumas Top and east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS81483  Mimulus nanus var. mephiticus M. S. Taylor 1982-7-12 4815 Plumas ca. 6 mi nw Mohawk (on s side of Eureka Ridge Rd. (23N09), 0.9 mi nw of its jct. with McRae Meadows Rd.); Blue Nose Mt. quad. 2072 Comment
  JEPS29551  Mimulus primuloides John Thomas Howell 1960-7-23 35952 Plumas Drakesbad Lassen Volcaninc National Park 1676 Comment
  JEPS80625  Mimulus pulsiferae M. S. Taylor 1981-6-19 3932 Plumas ca. 1 mi nw Prattville (sw side of lake, between campground and road to Almanor, ca. 3/4 mi e of Hwy 89); Almanor SW quad., Lake Almanor 1371 Comment
  UC1468289  Minuartia nuttallii subsp. gracilis M. S. Taylor 1982-6-1 4583 Plumas ca 1 air mi se Long Valley Mine (n side of 204, 4 air mi w of Greenville); Almanor NE quad. 1524 Comment
  UC1075711  Mitella breweri Robert J. Weatherby 1955-6-26 1562 Plumas near Lakes Ranger Station; Lakes Basin 1981 Comment
  CAS-BOT-BC433069  Mitella trifida Lowell Ahart 1987-5-19 5655 Plumas Along Hopkins Creek, about 1/2 mile south of Turkeytown, about 1 mile west of Blue Nose Mountain, about 14 miles north-east of La Porte 1889 Comment
  CHSC91806  Moehringia macrophylla G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16295 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: ridge of berm at low end of bog. 1158 Comment
  CAS-BOT-BC221699  Monardella follettii M. S. Taylor 1981-8-25 4239 Plumas W side of 26N22F, rd to Red Hill Lookout, ca. 5 air mi ne of Belden 1584 Comment
  CHSC67671  Monardella follettii James D. Jokerst 1985-9-15 2580 Plumas Grizzly Creek Hydro Transmission Line Project, top of steep slope near Rd. 26N26 in Yellow Creek Canyon. 1463 Comment
  SJSU15259  Monardella follettii S. Woolhouse 2009-7-26 8 Plumas Just east of forest service road 24N31. Meadow Valley Quad T24NR8ES24. Comment
  SEINET10582329  Monardella follettii A. Graff 1993-7-22 Graff 314 Plumas Plumas National Forest. Meadow Valley Rd. south, .4 mile from Union Pacific RR crossing, on left road cut. T25N,R8E,S20. Locally frequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Comment
  CHSC115779  Monardella odoratissima subsp. pallida Lowell Ahart; John Deurloo 2015-8-25 20527 Plumas On the east side of Cold Water Creek, about 200 yards northeast of the bridge, east of the camp, about 5 1/2 miles (air) south of Bucks Lake. 1475 Comment
  CHSC52035  Monardella odoratissima subsp. pallida L. P. Janeway 1989-7-13 3490 Plumas Plumas National Forest. Slopes on NE flank of Crocker Mtn, above Red Clover Valley. 1.2 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. 1798 Comment
  JEPS127125  Monardella odoratissima subsp. pallida Lowell Ahart 2016-8-30 21327 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  UC614709  Monardella odoratissima subsp. pallida L. Constance 1938-6-10 2317 Plumas West edge of Lake Almanor at Prattville. 1219 Comment
  UCR280843  Monardella odoratissima subsp. pallida Lowell Ahart 2016-8-30 21327 Plumas C. 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, c. 1.5 air miles southeast of Pilot Peak 2045 Comment
  JEPS51858  Monardella odoratissima subsp. pallida Duncan Dunning 1921-8-11 Plumas top of mountain above Little Grizzly Valley (on Sterling to Almanor road) Comment
  RSA523953  Monardella odoratissima subsp. pallida Barbara Ertter 1988-7-25 7860 Plumas Diamond Mts ca 15 air miles due S of Susanville, sheep camp on Pierce Creek 1982 Comment
  CAS-BOT-BC220480  Monardella sheltonii Lowell Ahart 1986-7-25 5373 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak 1828 Comment
  CHSC67971  Monardella sheltonii James D. Jokerst 1989-7-3 3115 Plumas Hwy. 70 0.65 mi E of Greenville Y (I.e., jct. Hwys. 70 and 89). Comment
  CHSC67979  Monardella sheltonii James D. Jokerst 1989-7-3 3119 Plumas Caribou Rd. 3.8 mi N of Hwy. 70, W of road. Comment
  SJSU15284  Monardella sheltonii S. Woolhouse 2010-7-20 5 Plumas On forest service road 26N26 north of Highway 70 and west of Caribou Road. Comment
  CAS-BOT-BC220489  Monardella sheltonii W. W. Wagner 1919-6-1 s.n. Plumas Vicinity of Quincy Comment
  CDA18448  Monardella sheltonii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3176 Plumas Sierra Nevada; 1.9 miles north of Hwy 70 at Grays Flat overlooking Kingsburry Ravine. 1249 Comment
  SEINET10895144  Monardella sheltonii A. Graff 1993-7-21 Graff 294 Plumas Plumas National Forest. On Hwy. 70 west, just past Greenhorn Creek, on the right road bank. T24N,R10E,S25. With grasses. Comment
  SEINET10928192  Monardella sheltonii A. Graff 1993-7-21 Graff 289 Plumas Plumas National Forest. On Hwy. 70 west, .3 mile southeast of Greenhorn Ranch Rd., on right road bank. T24N,R10E,S25. Growing in light brown, sandy, gravelly soil, with Arctostaphylos sp. and scrub. Bombus sp. Comment
  SEINET10582231  Monardella villosa subsp. villosa A. Graff 1993-7-22 Graff 323 Plumas Plumas National Forest. 1.2 miles north on Caribou Rd. (USNFS Rd. 27N26) from Hwy. 70, on both sides of the road. T25N,R7E,S17. Locally infrequent, with Pseudotsuga menziesii, Pinus ponderosa, Quercus sp. Comment
  UC1025104  Monolepis nuttalliana Leo Whitney 1934-8-25 1956 Plumas ca. 15 mi. n. Beckwith (near source of Willow Creek); Plumas Nat'l Forest 1950 Comment
  UC1136697  Montia chamissoi E. Sawyer 1935-6-27 203 Plumas 1.4 mi se of Crow (Plumas National Forest); Plumas National Forest 1706 Comment
  CHSC36208  Montia fontana subsp. chondrosperma M. S. Taylor 1982-7-7 4785 Plumas In moss along small creek, s slope of Big Hill, ca. 3 air mi s of Sloat. 1615 Comment
  CAS-BOT-BC445098  Montia linearis Walter Knight; Irja Knight 1967-5-22 1824 Plumas Butterfly Botanical Area and Vicinity Comment
  SEINET10572661  Montia linearis Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3835 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. In wet meadow, S side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft. 2103 Comment
  CHSC24252  Muhlenbergia filiformis K. R. Stern 1975-7-23 Plumas West side of Lake Almanor. Comment
  UCD86661  Muhlenbergia filiformis John Thomas Howell 1960-7-18 35581 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  UCD143640  Muilla transmontana Louis K. Mann; Patricia Mann 1963-6-17 s.n. Plumas Beckworth Pass, (U.S. Alt. 40); near Lester Davis roadside rest. 1682 Comment
  UCR47603  Myosotis discolor David D. Keck 1932-7-4 1670 Plumas Northern Sierra Nevada Mtns., Quincy, along road to Lake Almanor 1067 Comment
  CHSC55676  Myosotis laxa K. R. Stern 1985-6-25 8191 Plumas Vicinity of Blairsden. 1402 Comment
  POM186544  Myosotis scorpioides D. D. Keck 1932-7-3 1659 Plumas Quincy, in the northern Sierra Nevada. Along Spanish Creek. 1067 Comment
  RSA95426  Myosotis scorpioides J. T. Howell 1951-6-29 27743 Plumas Near Spring Garden. 1220 Comment
  UC1560392  Myosotis scorpioides E. Joyal and D. Mehlman 1988-6-30 1297 Plumas e. of Quincy 1200 Comment
  SEINET5338191  Myosurus aristatus H. N. Mozingo 1979-4-26 79 -32 Plumas 1.4 miles SW of Vinton on Rt. 49 1494 Comment
  CAS-BOT-BC83342  Myosurus minimus Alice Eastwood 1918-5-25 7060 Plumas Portola. Comment
  CHSC114291  Myriophyllum hippuroides B. Villegas 2008-7-24 Plumas Indian Creek, south of Crescent Mills, near County Road A22. Comment
  CDA38169  Myriophyllum hippuroides Fred H. Surber 1996-8-22 s.n. Plumas Beckwourth; Francis Carmichael property, irrigation canal. 0 Comment
  CHSC102967  Myriophyllum sibiricum Lowell Ahart 2009-9-7 16393 Plumas In 3-4 feet of water, Lake Almanor, about 1000 feet northwest of Lake Almanor Dam. 1591 Comment
  UCR246732  Myriophyllum sibiricum B. Villegas 2008-7-23 s.n. Plumas Lake Davis, Eagle Point Comment
  SEINET13711172  Myriophyllum sibiricum Lowell William Ahart, Lowell William Ahart 2001-1 9278 Plumas Freeman Creek (T24N, R13E, S 30, NE 1/4) Comment
  OBI60877  Myriopteris gracillima E. Lehto 1934-6-26 8283 Plumas Upon rock outcrops above stream bed. Frasguir creek falls, Gold Lake Road 1829 Comment
  UC1965873  Myriopteris parryi J. G. Lemmon July, 1876 Plumas Taylorsville, Indian Valley 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
  SD46637  Nama lobbii Robert J. Weatherby 1955-7-21 1656 Plumas Ridge between Bottle Springs and Bear Creek, Middle Fork Feather River. 1768 Comment
  UCR102420  Narthecium californicum L. C. Wheeler 1959-7-16 7576 Plumas Northern Sierra Nevada Mtns, Butterfly Valley Comment
  CAS-BOT-BC515767  Narthecium californicum Anna Head 1921-7-24 s.n. Plumas Feather River Region; Meadow on trail to Long Lake Comment
  CAS-BOT-BC515768  Narthecium californicum Robert J. Weatherby 1921-7-24 1476 Plumas Butterfly Valley, near Quincy 1219 Comment
  CAS-BOT-BC515771  Narthecium californicum Walter Knight; Irja Knight 1965-6-18 1290 Plumas Butterfly Valley 1143 Comment
  RSA600527  Narthecium californicum Louis C. Wheeler 1959-7-16 7576 Plumas Butterfly Valley. Comment
  SEINET12051522  Narthecium californicum W. Knight, Knight, T. 1991-1 6605 Plumas Butterfly Valley Botanical Preserve Comment
  SEINET10832614  Navarretia Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3877 Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  CHSC21576  Navarretia capillaris D. E. Brink Jr.; L. M. Mayer 1975-7-22 Plumas Bucks Lake. Comment
  CHSC41967  Navarretia capillaris Lowell Ahart 1986-7-1 5329 Plumas At the Bunker Hill Mine, about 11 miles north-east of La Porte. 1889 Comment
  UCD106106  Navarretia capillaris John Thomas Howell 1960-7-18 35600 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  RSA71913  Navarretia capillaris F. W. Peirson 1932-7-19 10353 Plumas Along Feather River near Chester. 1463 Comment
  UC963762  Navarretia divaricata Herbert L. Mason 1924-6-18 1062 Plumas near Gold Lake Comment
  JEPS70293  Navarretia divaricata W. I. Follett 1937-7-1 93 Plumas between Deadwood Ravine and Rich Gulch Comment
  CHSC58174  Navarretia divaricata subsp. divaricata Vernon H. Oswald 1992-6-18 4984 Plumas Lassen Volcanic National Park. Warner Valley; N side of Hot Spring Creek just within the boundary of the park. Near the creek. 1609 Comment
  CHSC94201  Navarretia divaricata subsp. divaricata Lowell Ahart 2006-7-9 12928 Plumas Near a small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1678 Comment
  UCD48476  Navarretia intertexta John Thomas Howell 1955-7-20 30872 Plumas Mohawk, Plumas Co. 1371 Comment
  POM75730  Navarretia leptalea Marcus E. Jones 1897-7-5 10178 Plumas Prattville. 1372 Comment
  RSA107489  Navarretia leptalea L. S. Rose 1955-7-20 55160 Plumas Mohawk. 1372 Comment
  CHSC56562  Navarretia leptalea subsp. leptalea L. P. Janeway 1984-7-15 920 Plumas Along dirt road on south side of Frenchman Hill; ca 3 mi west-southwest of Bucks Lake. 1737 Comment
  UC908969  Navarretia leptalea subsp. leptalea Milo S. Baker 1935-6-26 8092 Plumas on Highway 39 near cabin (Childs Meadows); , near cabin Comment
  POM75519  Navarretia leucocephala subsp. leucocephala Marcus E. Jones 1897-7-5 10110 Plumas Prattville. 1372 Comment
  RSA605581  Navarretia sinistra Alva Day, Orbelia Robinson 1982-7-15 82 -85 Plumas Plumas National Forest, Lake Davis, 0.2 mi. west of Coot Bay on north side of lake. Comment
  CHSC112564  Navarretia sinistra subsp. sinistra B. Castro; L. P. Janeway 2007-6-24 1646 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek 250-300 ft below edge of open Ponderosa-Jeffrey pine forest. 1674 Comment
  JEPS109607  Nemacladus capillaris Dean W. Taylor 2002-6-19 18163 Plumas minor drainage just south of Greenhorn Creek, ca. 1 air mile East of the Williams Loop and Highway 70, ca. 400 feet due south of the marked quarter-corner 1249 Comment
  JEPS14507  Nemacladus capillaris Francia Chisaki with Isabelle Tavares 1956-6-1 902 Plumas 6.7 mi w Virgilia (along State Highway 89, n of road) Comment
  SEINET10905841  Nemacladus capillaris Chisaki 1956-6-1 CHISAKI 902 Plumas On slope north of road, along State Highway 89, 6.7 miles west of Virgilia Comment
  RSA71313  Nemacladus interior L. S. Rose 1951-6-29 51081 Plumas Rock Creek, Feather River 550 Comment
  JEPS28632  Nemophila pedunculata George W. Gillett 1957-7-18 820 Plumas North end of Willow Lake Meadow Lassen Volcanic National Park, n end Willow Lake Meadow (near the main inlet, Lassen Volcanic National Park) 1661 Comment
  UC1122217  Oenothera deltoides subsp. piperi C. W. Hanks 1934-8-13 44 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  UCR80300  Oenothera tanacetifolia P. A. Munz 1947-5-16 11823 Plumas Sierra Nevada Mtns., 8 mi north of Chilcoot 1524 Comment
  SEINET7744786  Onobrychis viciifolia M. J. Williams, R. Barneby, M. Lavin 1982-6-1 82- 94 -1 Plumas Near Hallelujah Junction (Hwy 395 and Hwy 70) 1372 Comment
  CAS-BOT-BC355566  Oreostemma alpigenum var. andersonii J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk Old Rd. Summit Campground 1584 Comment
  CAS-BOT-BC355572  Oreostemma alpigenum var. andersonii Anna Head 1921-7-14 s.n. Plumas Meadows near Lake Center Camp, Feather River Region Comment
  CHSC21543  Oreostemma alpigenum var. andersonii D. Brink; L. Mayer 1975-7-25 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC327750  Oreostemma elatum M. S. Taylor 1982-8-4 4915 Plumas On N side of Soloman Saddle Rd., ca 1 mi NW of Taylor Rock, ca 7 air mi NE of Quincy. 1889 Comment
  SEINET10869819  Orobanche corymbosa Mary Susan Taylor 1981-6-25 Taylor 3952 Plumas T24N R16E nw/ne sec 5. Frenchman Lake quad. On hill at NE jct of 25N11 and spur rd 25N71, near Last Chance Creek, ca. 0.5 mi N of N tip of the lake, ca. 13 mi NW of Chilcoot. Open bare areas on dry sandy soil; 5700 ft elev. 1737 Comment
  JEPS26688  Orobanche fasciculata P. C. Hutchison 1961-6-9 2125 Plumas Canyon of the North Fork of the Feather River along Highway U.S., 4.2 miles above Rich Bar junction. Comment
  CAS-BOT-BC500235  Orobanche pinorum George W. Gillett 1957-7-23 890 Plumas Lassen Volcanic National Park. Summit of Mt. Harkness 2446 Comment
  HSC101682  Orobanche uniflora Dillon North Davis 2013-5-28 9 Plumas 4.1 miles south on FS Road 25N17 from intersection with Highway 70, ~ 400 m northwest of hairpin turn. 1520 Comment
  JEPS104412  Orthilia secunda Lowell Ahart 2003-10-15 10639 Plumas Old gold mined flat area, ca 1/4 mi south of Forest Rd 22N94E, ca 1/2 mi south of Forest Rd 22N94, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 4 1/2 mi (air) nw of Tamarack Flat, ca 9 mi (air) nw of La Porte. 1509 Comment
  POM181065  Orthocarpus cuspidatus subsp. copelandii A. A. Heller, P. B. Kennedy 1907-7-3 8700 Plumas Hills above Red Clover Valley Comment
  PASA154  Orthocarpus lacerus Frank W. Peirson 1926-6-21 Plumas East slope Sierra Nevada on the Humbolt Rd. Comment
  JEPS87597  Osmorhiza berteroi Lowell Ahart 1994-7-7 7453 Plumas n side of trail about 3/4 (air) mi se Pilot Peak (Plumas and Sierra Cos.); Pacific Crest Trail, Bunker Hill Ridge 2011 Comment
  UCR115323  Osmorhiza chilensis G. D. Barbe, T. C. Fuller 1982-7-15 3742 Plumas Sierra Nevada Mtns, Plumas National Forest, 2.1 mi NE of junction with road to Red Hill Summit 1524 Comment
  JEPS95355  Osmorhiza occidentalis Lowell Ahart 1994-6-29 7406 Plumas about 1/2 mi S of Bucks Lake (N of a poor logging road) 1828 Comment
  CAS-BOT-BC317149  Packera streptanthifolia Lowell Ahart 1983-8-17 4322 Plumas West of Pilot Peak, near Onion Valley, near the Quincy La Porte Road, NE of La Porte 2000 Comment
  CAS-BOT-BC317172  Packera subnuda var. subnuda John Thomas Howell; Gordon H. True; W. Knight; Irja Knight 1968-6-11 2392 Plumas In wet area on east side of Butterfly Valley Comment
  CHSC33619  Paeonia brownii M. S. Taylor 1981-6-17 3927 Plumas Large Montane Meadow on n side of Coldwater Spring, in dry area, ca. 1/4 mi e of its jct with 25N49, ca. 14 air mi n of Blairsden. 2255 Comment
  CDA24373  Paeonia brownii L. Evans 1974-7-17 Plumas Moonlight Valley, 2 miles south of Moonlight Peak, Lassen National Forest. Comment
  JEPS48492  Paeonia brownii John W. Duffield 1937-5-29 Plumas above and w Meadow Valley (below UC Forestry camp); Schneider Creek Comment
  SEINET5337440  Paeonia brownii R. J. Holl 1948-5-16 14 Plumas 3 miles west of Beckwith. 1615 Comment
  UCD89727  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  UCD89951  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CAS-BOT-BC253741  Panicum capillare John Thomas Howell 1976-7-15 51831 Plumas Quincy 1051 Comment
  CDA14738  Panicum capillare G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3280 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  CHSC81645  Panicum capillare Lowell Ahart 2001-10-8 9321 Plumas Below the high water line of Antelope Lake, at the day camp that is north of Dedication Island, Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  UCD148345  Panicum capillare G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3280 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  SACT001657  Panicum thermale Malcolm Nobs, S. Smith 1949-8-19 Plumas 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
  CAS-BOT-BC175582  Parnassia palustris Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC259635  Paspalum dilatatum John Thomas Howell 1951-6-29 27756 Plumas Feather RIver Canyon 548 Comment
  CHSC21540  Pedicularis attollens D. Brink; L. Mayer 1975-7-25 Plumas Buck's Lake Forest Service Survey. Comment
  RSA795633  Pedicularis racemosa L. Ahart 2011-9-17 17666 Plumas On the south side of an unnamed stream that flows east in 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
  CHSC21297  Pedicularis semibarbata F. T. Griggs; A. Pass 1975-7-29 258 Plumas Buck's Lake Forest Service Survey. Comment
  UC1012475  Pedicularis semibarbata Francis W. Pennell Jun 10 1940-Jun 11 1940 25804 Plumas e of Almanor (Route 89) 1463 Comment
  CAS-BOT-BC69356  Pellaea brachyptera Lowell Ahart 1981-6-25 2882 Plumas about 1 mile north of Nelson Creek, about 16 miles northeast of La Porte 1700 Comment
  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
  SEINET11713792  Pellaea brachyptera R. M. Austin 1878-1 s.n. Plumas no further locality Comment
  CHSC59875  Pellaea breweri L. P. Janeway; Laurie Lamm 1992-7-21 4270 Plumas Plumas National Forest. About 1.7 mi east-southeast of Dotta Neck, ca 1.7 mi northwest of Reconnaissance Peak. Above end of Road 24N91Y. 2103 Comment
  UC124125  Penstemon davidsonii var. davidsonii Mrs. R. M. Austin July 1896 384 Plumas Lassens Peak Comment
  RSA69124A  Penstemon deustus E. K. Balls 1950-9-2 15647 Plumas Mt. Ingalls Lookout, north of Grizzzly Valley. 2485 Comment
  UCSB48315  Penstemon deustus Hardham, Clare 1961-6-15 Plumas Indian Creek junction with Feather River; north of Quincy Comment
  POM161709  Penstemon deustus subsp. deustus R. C. Bacigalupi 1927-7-7 1645 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake. Comment
  RSA285579  Penstemon deustus subsp. deustus D. C. Michener 1981-7-17 4020 Plumas Sierra Nevada. CA 70, 1.2-1.5 mile north of Tobin. Above the north Fork of the Feather River. Comment
  UC1012472  Penstemon deustus var. deustus Francis W. Pennell 1940-6-11 25807 Plumas Route 89, 7 mi s Greenville; s of Greenville 1188 Comment
  SEINET3840854  Penstemon deustus var. pedicellatus M. I. Wibawa, G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3834 Plumas South shore of Frenchman Reservoir, 0.4 miles east of Frenchman Dam, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  JEPS126591  Penstemon deustus var. suffrutescens Lowell Ahart 2016-6-29 21075 Plumas East part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  NY609837  Penstemon deustus var. suffrutescens J. L. Reveal 1971-6-23 2470 Plumas Along California Highway 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek Comment
  CHSC97269  Penstemon gracilentus Lowell Ahart; John Dittes 2007-8-9 14448 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
  HSC97084  Penstemon gracilentus L. Ahart, John Dittes 2005-9-20 12449 Plumas S side of FS Rd. 27N34, 1 mi. NE of Eisenheimer Peak, 0.75 mi. S of Wilcox Valley 2050 Comment
  UC103030  Penstemon gracilentus Mrs. R. M. Austin July 1896 360 Plumas Lassens Peak Comment
  NY601595  Penstemon heterodoxus var. shastensis B. J. Ertter 1989-7-3 8672 Plumas Diamond Moutain peak, ca. 7 airmiles south of Susanville 2286.0 Comment
  UC887122  Penstemon laetus var. leptosepalus A. A. Heller 1915-7-7 12073 Plumas 12 mi w Bucks (near summit of Soapstone ridge); Sierra Nevada, nr summit of Soapstone ridge, w of Bucks 1676 Comment
  SEINET3160444  Penstemon lemmonii E. K. Balls 1950-9-5 15684 Plumas Thompson Creek, main trail off La Porte rd., turn off Hwy 24, E of Quincy 1524 Comment
  CHSC42785  Penstemon neotericus L. P. Janeway 1984-7-22 926 Plumas Along OroQuincy Hwy at Bucks Summit. 1716 Comment
  NY130453  Penstemon neotericus D. D. Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463.0 Comment
  NY627279  Penstemon neotericus D. D. Keck 1932-7-6 1713 Plumas Sierra Nevada; 8 miles north of Greenville on road to Prattville 1463.0 Comment
  CAS-BOT-BC239306  Penstemon newberryi var. berryi E. P. Chace 1934-4-11 s.n. Plumas Camp Rodgers Comment
  CHSC117451  Penstemon roezlii Lowell Ahart 2016-6-29 21074 Plumas East part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  JEPS106019  Penstemon roezlii Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10954 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
  SEINET4207728  Penstemon roezlii Mikel R. Stevens 2011-8-27 217 Plumas 8 miles N of Gibsonville on Quincy La Porte Rd. Ca 0.1 rd miles beyond Fingeboard Rd. Ca 8 air miles S of East Quincy.; 0 1930 Comment
  NY650116  Penstemon roezlii F. W. Pennell 1940-6-11 25809 Plumas Route 24, Spring Garden 1310.6 Comment
  POM194880  Penstemon roezlii D. D. Keck 1928-6-14 443 Plumas Cromberg. 1250 Comment
  UC614860  Penstemon roezlii Beryl O. Schreiber 1932-7-20 464 Plumas La Porte Comment
  CAS-BOT-BC239596  Penstemon rydbergii var. oreocharis L. S. Smith 1927-7-27 s.n. Plumas Gold Lake Comment
  SDSU10966  Penstemon rydbergii var. oreocharis R. M. Beauchamp 1965-7-17 Plumas 1/2 mile N of Chester. Comment
  SEINET8512817 Image available Penstemon rydbergii var. oreocharis Noel H. Holmgren, Patricia K. Holmgren 2014-1 2 Plumas Sierra Nevada, south shore of Bucks Lake, Bucks Lake Lodge area 1576 Comment
  NY661051  Penstemon speciosus Mrs. A. L. Coombes 1902-7-7 s.n. Plumas Prattville Comment
  UC1874978  Pentagramma triangularis subsp. triangularis Ruth Kirkpatrick 2001-7-21 1076 Plumas Along N fork of Feather River, 9 mi down river from E branch of N. fork of Feather River at mile post 10.5 670 Comment
  CAS-BOT-BC77077  Pentagramma triangularis subsp. triangularis John Thomas Howell 1967-6-23 42730 Plumas Sierra Nevada - Lewisia Rock 3.5 miles SW of Belden, Feather River Canyon 609 Comment
  CDA41079  Perideridia bolanderi G. D. Barbe, T. C Fuller 1982-7-16 3770 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  UC1562648  Perideridia bolanderi subsp. bolanderi Barbara Ertter with Gary Schoolcraft 1989-7-3 8661 Plumas ridge between Red rock and Diamond Mt. (ca 8 air mi s of Susanville) 2225 Comment
  CHSC70217  Perideridia lemmonii B. Castro; R. Zebell 1989-8-7 363 Plumas Ca. 2.5 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.25 mi WSW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1859 Comment
  CHSC112514  Perideridia parishii subsp. latifolia L. P. Janeway 2014-7-15 11535 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CHSC36331  Perideridia parishii subsp. latifolia M. S. Taylor 1982-6-28 4762 Plumas Ramelli Ranch, ca. 1 mi w of Beckwourth on s side of Hwy 70. 1487 Comment
  CHSC117785  Persicaria amphibia B. Castro; Jim Wilcox and other members of Plumas CRM 2007-6-26 1654 Plumas Northern High Sierra Nevada. Plumas National Forest. Ferris Flat, on Ferris Creek flood plain ca 0.25 mi SW with Last Chance Creek. Ca 7 air mi SE of Milford, 5 mi SW of Hwy 395 and 12 mi NW of Doyle. 1761 Comment
  SD46513  Persicaria amphibia Robert J. Weatherby 1950-7-7 1463 Plumas Snake Lake, Quincy 1219 Comment
  CAS-BOT-BC413559  Persicaria amphibia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1533 Plumas Butterfly Botanical Area and Vicinity. Area adjacent to Pond Reservoir 1097 Comment
  CAS-BOT-BC413729  Persicaria hydropiper Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1459 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  CAS-BOT-BC413731  Persicaria hydropiper John Thomas Howell 1959-9-26 35071 Plumas Feather River Canyon. Ca. 1.5 mi. W. of Belden 682 Comment
  CAS-BOT-BC419231  Persicaria maculosa Lowell Ahart 1981-9-6 3096 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  UCD147773  Phacelia hastata subsp. compacta Allyson Ayalon; Lucie Jerabkova 2012-8-1 135 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CHSC36339  Phacelia hastata subsp. hastata M. S. Taylor 1982-6-28 4756 Plumas Ramelli Ranch, between Calpine Rd (109) and cow pastures s side of Hwy 70, ca. 1 mi w of Beckwourth. 1487 Comment
  SEINET5906175 Image available Phacelia heterophylla L. S. Rose 1967-1 67171 Plumas 1 mi S of Keddie, Butterfly Creek & Spanish Creek. 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
  RSA537467  Phacelia humilis var. humilis Barbara Ertter, Gary Schoolcraft 1989-7-3 8636 Plumas Near Bear Creek crossing on Lone Rock road, Diamond Mts ca 9 airmiles S of Susanville. 1768 Comment
  CHSC52525  Phacelia hydrophylloides L. P. Janeway 1990-6-28 3740 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Compartment. Upper Joseph Creek, on northeast side of Grizzly Ridge. 2042 Comment
  CHSC67367  Phacelia mutabilis James D. Jokerst; Lowell Ahart 1985-10-4 2582 Plumas Pilot Peak serpentine NE of La Porte. Comment
  CHSC84945  Phacelia mutabilis Lowell Ahart 2003-10-26 10680 Plumas On a gravel bar on the east side of the South Fork of the Feather River, where the old road crosses the river, about 1/8 mile west of the Feather Fork Mine, about 1 3/4 miles (air) northeast of Little Grass Valley Reservoir, about 6 1/2 miles (air) northeast of La Porte. 1600 Comment
  UC1586077  Phacelia mutabilis Barbara Ertter with Gary Schoolcraft 1989-7-3 8645 Plumas ca 8 air mi s Susanville (base of red volcanic outcrops on s side of lookout); Red Rock lookout 2255 Comment
  RSA59427  Phacelia mutabilis E. K. Balls 1950-9-15 15855 Plumas South tip Lake Almanor, near P. G. E. dam, Highway 89. 1372 Comment
  UCSB19702  Phacelia mutabilis Myrick, Donald 1964-7-21 Plumas Near Trail Parking area, Drakesbad, Lassen Volcanic National Park 1737 Comment
  UCD88510  Phalaris arundinacea John Thomas Howell 1951-8-21 28236 Plumas Mohawk. 1371 Comment
  CHSC65499  Philadelphus lewisii L. P. Janeway 1995-7-29 4885 Plumas Along Pipeline Road about 0.7 mi northeast of Camp Rogers Saddle. On the mid- to upper-slope between rogers Flat on the North Fork Feather River and Bald Eagle Mountain. 1609 Comment
  RSA0046808  Philadelphus lewisii A. A. Heller 1938-5-30 15130 Plumas Near Grizzly Dome tunnel on Highway 25. 610 Comment
  CAS-BOT-BC260850  Phleum pratense J. T. H. 1938-7-4 2280 Plumas Drakesbad Meadow Comment
  CDA18696  Phlox diffusa G. D. Barbe, T. C. Fuller 1982-6-15 3703 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  JEPS95401  Phlox diffusa Lowell Ahart 1994-6-12 7317 Plumas 1 1/4 air miles S of Bucks Lake (near Cedar Flat, W side of Faggs Mine Road, SW of a small branch of Willow Creek) 1706 Comment
  RSA739618  Phlox diffusa L. P. Janeway 2007-5-20 8983 Plumas Northern High Sierra Nevada, Top of Red Hill. 1929 Comment
  CHSC33622  Phlox gracilis M. S. Taylor 1981-4-3 3846 Plumas W side of 24N10, ca 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola. 1767 Comment
  JEPS71113  Phlox gracilis Joseph Andorfer Ewan 1934-7-19 8240 Plumas Deukus (Blairsden) Sierra Nevada, Mohawk Valley 1615 Comment
  JEPS69998  Phlox speciosa subsp. occidentalis W. I. Follett 1934-5-27 14 Plumas Red Hill 1524 Comment
  UC1504529  Phoenicaulis cheiranthoides Reed C. Rollins and Kathryn W. Rollins 1981-5-30 81169 Plumas 11 mi s of Susanville (Diamond Mountains); Diamond Mountains Comment
  CHSC102061  Phoradendron libocedri Lowell Ahart; John Dittes 2009-7-15 16087 Plumas On Calocedrus decurrens, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  JEPS95467  Phoradendron libocedri Lowell Ahart 1994-7-28 7533 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  RSA609435  Phoradendron libocedri Louis C. Wheeler 1958-7-29 7343 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UC336855  Phoradendron libocedri unknown Plumas Mohawk Valley Comment
  NY42163  Phoradendron villosum J. B. Walker 1994-8-3 869 Plumas 5km N of Quincy, on USFS Rd 25N12, 2km W of USFS Quincy work center 1500 Comment
  UC571046  Phyllodoce breweri H. L. Mason 1924-6-19 1074 Plumas Bear Lake Comment
  CHSC111238  Physocarpus capitatus B. Castro; L. P. Janeway 2007-8-18 1675 Plumas Northern High Sierra Nevada. Ca 10 road mi E of Quincy, along Squirrel Creek and Road 401, 1.2 mi NE of Hwy 70/89 and Williams Loop (railroad). 1267 Comment
  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
  SFV10660  Pinus contorta subsp. murrayana M. L. Vincent 1964-4-10 557 Plumas Sierra Nevada Highway 89, 1 mile east of Chester. 1380 Comment
  CHSC55465  Pinus lambertiana Ben Cunningham 1991-4-20 25 Plumas Ca 90 ft west of Pecks Valley Road and 2 mi northeast of Greenville. 1066 Comment
  JEPS115174  Pinus lambertiana Lowell Ahart, John Dittes 2009-7-13 16057 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
  UC400326  Pinus lambertiana H. M. Hall 1912-1-1 Plumas Comment
  CDA14706  Piperia unalascensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3210 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  CHSC102060  Piperia unalascensis Lowell Ahart; John Dittes 2009-7-15 16088 Plumas On dry rocky soil, open forest, 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
  SD6731  Plagiobothrys cognatus Daniel Cleveland Jul 1882 Plumas Pratville Comment
  JEPS114614  Plagiobothrys cusickii Lowell Ahart 2008-9-10 15394 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte 1537 Comment
  JEPS122172  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. Comment
  CAS-BOT-BC230960  Plagiobothrys hispidulus John Thomas Howell 1962-6-19 37874 Plumas 5.8 miles E of Beckwourth 1493 Comment
  RSA201338  Plagiobothrys scouleri var. hispidulus J. T. Howell 1960-7-19 35613 Plumas Drakesbad 1677 Comment
  RSA201488B  Plagiobothrys tenellus J. T. Howell, G. True 1968-6-10 44538 Plumas American Valley at Quincy. 1037 Comment
  UC963902  Plagiobothrys tenellus Milo S. Baker 1952-5-24 12456 Plumas below Crescent Mills (in edge of forest); Indian Valley Comment
  JEPS113428  Plantago major Lowell Ahart, John Dittes 2007-6-17 14183 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CHSC112515  Platanthera dilatata var. leucostachys L. P. Janeway 2014-7-15 11533 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  UC1134743  Platanthera leucostachys A. E. Wieslander 1927-7-10 17 Plumas meadow below Silver Lake; Bidwell Bar Quad. Comment
  CHSC97096  Plectritis macrocera Lowell Ahart; Josephine Guardino 2007-7-20 14319 Plumas South of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  UC1094743  Plectritis macrocera Francia Chisaki 1956-6-1 899 Plumas 5.7 mi e of Virgilia (on Highway Alt. #40) Comment
  CHSC62451  Pleuricospora fimbriolata L. P. Janeway 1993-8-14 4526 Plumas Plumas National Forest. West-facing slope above Road 24N29Y; ca 0.4 mi northwest of Haskins Creek, ca 1.5 mi east-southeast of Bucks Lake. 1719 Comment
  UCD92178  Poa Beecher Crampton 1954-5-11 1876 Plumas Plumas - Lassen County Border, Beckwourth Pass, along highway 24. 1588 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
  CAS-BOT-BC254966  Poa bulbosa Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1786 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC254972  Poa bulbosa John Thomas Howell 1951-8-20 28207 Plumas Taylorsville 1082 Comment
  RSA710305  Poa bulbosa R. K. Brummitt 1998-5-17 19879 Plumas Rte. 89 near Indian Falls, 2 km from Rte. 70 junction 1000 Comment
  CAS-BOT-BC255094  Poa compressa Thomas H. Kearney 1944-8-14 11 Plumas Near Prattville, Lake Almanor Comment
  JEPS122170  Poa compressa Lowell Ahart 2014-8-20 19714 Plumas High edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  SEINET7749651  Poa cusickii A. A. Heller, P. B. Kennedy 1907-7-5 8751 Plumas Red Clover Valley Comment
  JEPS113783  Poa cusickii subsp. cusickii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14052 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  RSA726377  Poa cusickii subsp. cusickii L. Ahart, Josephine Guardino 2007-7-20 14317 Plumas Northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis. 1790 Comment
  CAS-BOT-BC255144  Poa cusickii subsp. epilis George W. Gillett 1957-7-13 760 Plumas Lassen Volcanic National Park. Below Sifford Lakes, on direct route to the Devils Kitchen 2057 Comment
  SEINET10827596  Poa nevadensis Frederick J. Hermann 1955-7-27 Hermann 11947 Plumas Dried swale along highway; Vinton. Comment
  CAS-BOT-BC247280  Poa palustris Lowell Ahart 1981-9-6 3064 Plumas About 6 miles N of Taylorsville 1300 Comment
  CHSC92138  Poa palustris Lowell Ahart; John Dittes 2005-9-19 12371 Plumas On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  UC1132619  Poa secunda subsp. juncifolia E. Sawyer 1935-6-6 178 Plumas 5 1/4 mi ssw Sugarloaf; Sierraville Quadrangle Comment
  CAS-BOT-BC242973  Poa secunda subsp. secunda A. A. Heller; P. B. Kennedy 1907-7-3 8711 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC242982  Poa secunda subsp. secunda Lewis S. Rose 1954-5-30 54077 Plumas Beckwourth 1524 Comment
  CHSC101870  Poa secunda subsp. secunda Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15892 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  CHSC97617  Poa secunda subsp. secunda Lowell Ahart; John Dittes 2007-6-16 14142 Plumas On dry gravelly soil, west of a small stream, about 200 yards south of of County Road 111 (Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS113750  Poa secunda subsp. secunda Lowell Ahart, John Dittes 2007-6-16 14142 Plumas On dry gravelly soil, west of a small stream, about 200 yards south of of County Road 111 (Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  JEPS76227  Poa secunda subsp. secunda W. L. Jepson 1939-8-12 19381 Plumas branch of Last Chance Creek Ferris Creek 1767 Comment
  CAS-BOT-BC244140  Poa sierrae John Thomas Howell 1967-6-23 42740 Plumas Lewisia Rock, 3.5 miles SW of Belden, Feather River Canyon 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
  CAS-BOT-BC244166  Poa trivialis John Thomas Howell; Gordon H. True 1968-6-10 44551 Plumas Quincy 1036 Comment
  CAS-BOT-BC244320  Podagrostis humilis John Thomas Howell 1960-7-23 35955 Plumas Lassen Volcanic National Park. Drakesbad, Soda Spring 1828 Comment
  UC909010  Polemonium occidentale subsp. occidentale Herbert L. Mason 1924-6-15 1038 Plumas Graeagle , Graeagle (South Bank Feather River) Comment
  CAS-BOT-BC167540  Polygala cornuta var. cornuta L. P. Janeway 1992-7-31 4284 Plumas South-facing slopes in canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 685 Comment
  CHSC20756  Polygonum aviculare K. R. Stern 1975-7-24 5874 Plumas S shore of Lake Almanor. 1371 Comment
  CHSC84450  Polygonum aviculare Lowell Ahart; John Dittes 2003-8-8 10486 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  CHSC97099  Polygonum aviculare Lowell Ahart; Josephine Guardino 2007-7-21 14375 Plumas Along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  SEINET3160400  Polygonum davisiae E. K. Balls 1950-9-1 15596 Plumas southern Plumas county; east of Long Lake, on slopes above meadow leading down to 2 smaller lakes 2103 Comment
  CAS-BOT-BC414561  Polygonum douglasii A. A. Heller; P. B. Kennedy 1907-7-5 8744 Plumas Hills above Red Clover Valley Comment
  CHSC32015  Polygonum douglasii subsp. douglasii L. Ahart 1974-8-3 582 Plumas In small meadow, above Hopkins Creek, near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  CHSC40624  Polygonum douglasii subsp. douglasii Lowell Ahart 1985-9-26 5177 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CHSC62484  Polygonum douglasii subsp. douglasii L. P. Janeway 1993-8-5 4498 Plumas Plumas National Forest, La Porte Ranger District. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap. 1623 Comment
  CHSC92182  Polygonum douglasii subsp. douglasii Lowell Ahart; John Dittes 2005-9-19 12403 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  JEPS50556  Polygonum douglasii subsp. douglasii W. L. Jepson 1939-8-4 19330 Plumas Rock Creek Meadow Valley 1219 Comment
  JEPS113780  Polygonum douglasii subsp. johnstonii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13989 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
  CHSC99830  Polygonum douglasii var. douglasii Lowell Ahart 2008-7-16 15095 Plumas West edge of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 miles 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
  CHSC83611  Polygonum minimum John Dittes 2002-8-17 2 -39 Plumas Northern High Sierra Nevada; Plumas National Forest, Lumpkin Ridge, ca. 1.0 air-mile north-northwest of Little Grass Valley Reservoir Dam, ca. 1.3 air-miles southeast of Tamarack Flat, ca. 630 feet south of intersection of FS Primary Route 94 and FS Primary Route 27. 1745 Comment
  JEPS114615  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
  CDA13947  Polygonum parryi G. F. Hrusa 1997-6-26 13884 A Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  JEPS115129  Polygonum persicaria Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16238 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CDA13347  Polygonum phytolaccifolium G. F. Hrusa, T. D. Wilfred 1996-7-9 13195 Plumas Sierra Nevada; Grizzly Campground, S of Bucks Lake on Hwy 162. Comment
  SEINET10479673  Polygonum phytolaccifolium Mary Susan Taylor 1981-7-17 Taylor 4033 Plumas T21N R12E se sec 7, Sierra City quad. Lakes Basin area, Bear Lakes trail, 0.5 mi S of jct of trail to Gold Lake Lodge, ca. 6 air mi S of Mohawk; dry, open forest and outcrops; 6500 ft elev. 1981 Comment
  CHSC97575  Polygonum polygaloides subsp. confertiflorum Lowell Ahart; John Dittes 2007-6-17 14203 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
  SEINET8584719  Polygonum polygaloides subsp. confertiflorum W. Harnach 2013-5-18 1354 Plumas 0.25 miles east of Co. Rd A-23 on Marble Lane, south of Beckwourth 1491 Comment
  CDA19264  Polygonum polygaloides subsp. esotericum G. D. Barbe, T. C. Fuller 1982-6-17 3846 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 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
  CAS-BOT-BC420051  Polygonum polygaloides subsp. kelloggii Lowell Ahart 1980-8-12 2576 Plumas About 2 miles south of La Porte. 1600 Comment
  CAS-BOT-BC420212  Polygonum sawatchense subsp. sawatchense Clare B. Hardham 1970-8-9 17716 Y Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC32021  Polygonum shastense L. Ahart 1974-10-1 649 Plumas N of Pilot Peak on w part of Buzzards Roost Ridge, ca. 1 mi n of Onion Valley, ca. 10 mi n of La Porte. 1981 Comment
  CHSC97284  Polygonum shastense Lowell Ahart; John Dittes 2007-8-9 14444 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  JEPS113437  Polygonum shastense Lowell Ahart, John Dittes 2007-8-9 14444 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  CAS-BOT-BC421033  Polygonum spergulariiforme Thomas H. Kearney 1944-8-14 44 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC72022  Polypodium calirhiza John Thomas Howell 1967-6-23 42731 Plumas Lewisia Rock 3.5 miles SW. of Belden, Feather River Canyon 609 Comment
  UCD91457  Polypogon viridis August L. Hormay 1928-11-30 s.n. Plumas North East of the Feather River. Near Pulga. Comment
  CAS-BOT-BC72356  Polystichum imbricans subsp. imbricans John Thomas Howell 1960-7-20 35748 Plumas Boiling Springs Lake 1798 Comment
  JEPS110549  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-10-23 13470 Plumas By large rocks on the west mountain side of Slate Creek (there is a large gravel flat caused by the dam), about 50 yards north of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1 1281 Comment
  CAS-BOT-BC72353  Polystichum imbricans subsp. imbricans Clarence R. Quick 1952-6-29 52 -82 Plumas 1.2 miles south of summit on road between Belden and Humbug Valley Comment
  UC123291  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin Aug, 1876 309 Plumas Mill Creek Comment
  CAS-BOT-BC76709  Polystichum lemmonii M. S. Taylor 1982-6-9 4617 Plumas S side of Bucks Lake Rd., just E of Deanes Valley Rd., ca. 1.0 mi. NW of Meadow Valley. Bucks Lake Quad. 1127 Comment
  CHSC36918  Polystichum scopulinum M. S. Taylor 1982-6-19 4617 Plumas S side of Bucks Lake Rd, just e of Deanes Valley Rd, ca. 1.0 mi nw of Meadow Valley. 1127 Comment
  CHSC84996  Polystichum scopulinum Lowell Ahart 2003-10-17 10654 Plumas Cliffs north of Humboldt Peak, on the south side of the Pacific Crest Trail, about 1/2 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2042 Comment
  JEPS16281  Porterella carnosula E. Sawyer 1935-6-27 163 Plumas Charlies Valley; Plumas National Forest, Sierraville Quad. 1524 Comment
  UC1564764  Porterella carnosula V. Oswald and L. Ahart 1989-8-22 3950 Plumas ca 2 mi (air) nnw Humbug Summit (Lost Lake); , nnw of Humbug Summit 1950 Comment
  SEINET10460755  Porterella carnosula Howell 1963-6-4 Howell 39405 Plumas Marble Hot Springs, Sierra Valley Comment
  CAS-BOT-BC233726  Portulaca John Thomas Howell 1961-9-24 36916 Plumas Feather River bed SW of Beckwourth, Sierra Nevada 1487 Comment
  SJSU14005  Potamogeton gramineus N. A. Hopkins 1988-8-9 1470 Plumas Willow Creek, in meadow area, USGS Ferris Creek quadrangle 1732 Comment
  CHSC92135  Potamogeton natans Lowell Ahart; John Dittes 2005-9-20 12431 Plumas In Mud lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  RSA331941  Potamogeton natans Walter Wisura, Dave Kelly 1985-8-2 4094 Plumas Butterfly Valley Botanical area. Comment
  CDA18443  Potentilla glandulosa G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3146 a Plumas Sierra Nevada; 3.25 mi west of Round Valley Reservoir Dam; 0.25 mil east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  UC567197  Potentilla gracilis E. Sawyer 1935-6-7 84 Plumas 3 3/4 mi ssw Sugarloaf Peak; Sierraville Quad. Comment
  CAS-BOT-BC540075  Potentilla gracilis var. fastigiata Anna Head 1920-7-25 s.n. Plumas Lake Center 1920 Comment
  CAS-BOT-BC540077  Potentilla gracilis var. fastigiata Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  CDA12049  Potentilla palustris G. F. Hrusa, J. Dinsdale 1989-6-27 7214 Plumas Sierra Nevada; Snake Lake, approx. 5 m. WNW of Quincy. Comment
  CHSC20761  Potentilla rivalis K. R. Stern 1975-7-23 5886 Plumas W shore of Lake Almanor. 1371 Comment
  SBBG121282  Poterium sanguisorba L. Ahart, J. Dittes 2007-6-16 14147 Plumas W of a small stream, ca. 200 yards S of County Rd 111 (Beckwourth Gensee Rd), 20 yards E of Forest Rd 24NO8, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  SBBG21912  Poterium sanguisorba D. Myrick 1964-7-21 894 Plumas near trail parking area, Drakesbad 1737 Comment
  SBBG3117  Poterium sanguisorba H. and M. Dearing 1939-7-3 3814 Plumas Greenville Comment
  SD6644  Prunella vulgaris Daniel Cleveland 1882-7-20 Plumas Big Meadows Comment
  HSC22868  Prunella vulgaris John Pratt 1970-6-19 23 Plumas 1677 Comment
  CHSC21579  Prunella vulgaris var. lanceolata D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  UCD125334  Prunella vulgaris var. lanceolata John Thomas Howell 1960-7-21 35793 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CAS-BOT-BC158133  Prunus emarginata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54272 Plumas Mt. Hough 2203 Comment
  CDA13443  Prunus emarginata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13290 Plumas Sierra Nevada; On USFS 23N11A, 2 mi. NE of Mt. Jackson. Comment
  RSA609438  Prunus emarginata Louis C. Wheeler 1958-7-30 7347 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  CAS-BOT-BC154851  Prunus virginiana var. demissa Alice Eastwood 1927-6-12 14502 Plumas Forest Lodge, Greenville. United States Forest Reserve Comment
  CHSC81608  Pseudognaphalium luteoalbum Lowell Ahart 2001-10-8 9308 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
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Jun 28 2016
  CAS-BOT-BC357344  Pseudognaphalium microcephalum M. S. Taylor 1981-9-2 4263 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls 1463 Comment
  CHSC34905  Pseudognaphalium thermale M. S. Taylor 1981-9-2 4263 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls. 1463 Comment
  UC485670  Pseudognaphalium thermale H. M. Hall 1912-8-4 Plumas Marston Sierra Nevada Mountains, Marston Comment
  CHSC99829  Pseudostellaria jamesiana Lowell Ahart 2008-7-16 15100 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 miles west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CAS-BOT-BC174809  Pseudostellaria sierrae W. W. Wagner 1919-6-29 293 Plumas [Grizzley] Grizzly Ridge 1981 Comment
  CAS-BOT-BC80157  Pseudotsuga menziesii Alice Eastwood 1927-6-15 14704 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  SEINET10530925  Pseudotsuga menziesii Mary Susan Taylor 1981-7-27 Taylor 4133 Plumas T25N R11E (SE 1/4 NW 1/4) sec. 23. Genesse Valley quad. At pt in Ward Creek Rd., between Ward Creek and Peel Ridge, ca. 2 mi SE of Genesse. Dry rocky (metavolcanic) woods. 4500 ft. 1372 Comment
  CHSC102435  Psilocarphus brevissimus var. brevissimus L. P. Janeway; B. Castro 2009-6-7 9800 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 125 m southwest of Thompson Valley Creek. 1670 Comment
  CAS-BOT-BC362001  Psilocarphus tenellus John Thomas Howell 1962-6-18 37761 Plumas Sierra Valley near Beckwourth 1487 Comment
  UC723814  Pterospora andromedea Joseph Andorfer Ewan 1934-7-17 8579 Plumas Bear Lake Mohawk Valley, Mt. Elwell region 1981 Comment
  CAS-BOT-BC293706  Purshia tridentata Mona Bourell; Bob Patterson 1982-5-15 1741 Plumas Beckworth Comment
  CDA13761  Purshia tridentata var. tridentata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13495 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Comment
  CHSC113656  Purshia tridentata var. tridentata L. P. Janeway 2014-5-25 11266 Plumas High Cascade Range. Along the ridgeline between Scotts John Creek and Butt Creek, 1.2 air-km northeast of the top of Humboldt Peak; Pacific Crest Trail nearby. 2073 Comment
  CHSC66702  Pycnanthemum californicum Vernon H. Oswald; Lowell Ahart 1996-8-1 8132 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1432 Comment
  OBI13586  Pycnanthemum californicum Lewis S. Rose 1966-7-27 66067 Plumas Butterfly Valley. 3 mi W of keddie 1067 Comment
  RSA0081590  Pyrola aphylla Christopher Davidson 1974-7-25 2491 Plumas Ca. 5 mi. W of Westwood on St. Hwy 36. 1524 Comment
  UC635151  Pyrola asarifolia H. L. Mason 1924-6-26 1091 Plumas near Blairsden Comment
  SEINET7257120  Pyrola dentata A. A. Heller, P. B. Kennedy 1907-7-8 8764 Plumas Grade between Greenville and Prattville Comment
  RSA794208  Pyrola picta Diana D. Jolles 2005-7-15 123 Plumas Rocky Point Campground by Almanor Lake, Plumas National Forest. 1390 Comment
  SD7830  Pyrola picta Mrs. R. M. Austin 1877-1 Plumas American Valley Comment
  CAS-BOT-BC466101  Pyrola picta Alice Eastwood 1927-6-12 14528 Plumas United States Forest Reserve: Forest Lodge near Greenville Comment
  CAS-BOT-BC308930  Pyrrocoma Clare B. Hardham 1975-8-2 20455 Plumas Black Mountain 2133 Comment
  CAS-BOT-BC362285  Pyrrocoma lanceolata var. lanceolata John Thomas Howell; Gordon H. True 1967-7-11 43297 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CAS-BOT-BC362287  Pyrrocoma lanceolata var. lanceolata W. Harnach; N. Harnach 1990-7-29 487 Plumas Sierra Valley. At the gate to the old Pat Nobel ranch 1490 Comment
  CAS-BOT-BC123568  Pyrrocoma lucida David Daniels Keck 1938-8-9 4897 Plumas 1 mile W of Portola, along road to Blairsden. 1480 Comment
  CAS-BOT-BC328160  Pyrrocoma lucida Roxana S. Ferris 1951-9-14 12469 Plumas Between Graeagle adn Calpine just north of Sierra County line (State Highway 89) Comment
  CAS-BOT-BC62432  Quercus chrysolepis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1969-6-24 2443 Plumas From vicinity of mouth of Butterfly Creek 883 Comment
  SFV17672  Quercus chrysolepis J. M. Tucker 1948-7-25 1750 Plumas Sierra Nevada Area of Camel's Peak, 1.3 miles east of Camp 18. 1220 Comment
  UCD45420  Quercus chrysolepis John Thomas Howell; Gordon H. True, Walter Knight and Irja Knight 1969-6-24 2443 Plumas From vicinity of mouth of Butterfly Creek at el. ca. 2900 ft., Plumas County. 883 Comment
  UCD45591  Quercus chrysolepis John M. Tucker 1948-7-25 1736 Plumas California, Plumas Co.; summit of 'Lava Cap', ca. 1 mi. south of Cascade. Elevation 4717 ft. 1435 Comment
  CAS-BOT-BC93984  Quercus durata John Thomas Howell 1951-8-19 28168 Plumas near Rich Bar 792 Comment
  UCD46185  Quercus garryana F. T. Griggs 1977-7-17 229 Plumas Soda Creek, ca. 5 miles north of Belden, Plumas County, California. 1524 Comment
  CAS-BOT-BC94270  Quercus garryana var. semota Lowell Ahart 1981-7-18 2936 Plumas About 50 m W of the road, about 3 miles N of Belden on Caribou Road 1200 Comment
  UCD46126  Quercus garryana var. semota John Thomas Howell 1951-6-26 27548 Plumas Feather River Canyon, Plumas Co. 853 Comment
  CAS-BOT-BC105309  Quercus kelloggii Lloyd W. Swift 1931-7-20 38 Plumas Plumas Forest. Skinner Flat, near Lake Almanor Dam 1371 Comment
  RSA755469  Quercus kelloggii L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15856 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  UCD56583  Quercus kelloggii John Thomas Howell 1976-7-14 51823 Plumas Sierra Nevada. American Valley near Quincy on road to Quincy Junction. 1036 Comment
  RSA59328  Quercus vacciniifolia E. K. Balls 1950-9-9 15774 Plumas 0.5 mile west of Lakes Center Public Campground along trail to Long Lake outlet. 2043 Comment
  SEINET10536221  Ranunculus Mary Susan Taylor 1982-7-12 Taylor 4812 Plumas T22N R11E se/se sec 4. Blue Nose Mt quad. Headwaters of Chris Creek, ca. 6 mi nw of Mohawk. 6600 ft. 2012 Comment
  CHSC21113  Ranunculus alismifolius var. alismellus F. T. Griggs; A. Pass 1975-7-1 13 Plumas East of Grizzly Creek. Buck's Lake. Comment
  CAS-BOT-BC379235  Ranunculus alismifolius var. alismellus Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1423 Plumas Butterfly Botanical Area and vicinity 488 Comment
  SEINET4090477  Ranunculus alismifolius var. alismifolius B. C. Templeton 1967-1 sn Plumas About 6 miles south of Beckwourth. Comment
  SD46713  Ranunculus alismifolius var. lemmonii Robert J. Weatherby 1955-6-22 1536 Plumas Meadow below Spanish Peak 2133 Comment
  SBBG121280  Ranunculus aquatilis var. aquatilis L. Ahart, J. Dittes 2007-6-16 14130 Plumas S side of County Rd 111 (Beckwourth Genesee Rd), 50 yards E of Forest Rd 24N08, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  SBBG21915  Ranunculus aquatilis var. diffusus D. Myrick 1964-7-19 874 Plumas Hot Springs Crk, Drakesbad 1737 Comment
  JEPS55182  Ranunculus californicus W. L. Jepson 1910-6-5 4068 Plumas Warner Valley; creek flats 1524 Comment
  CHSC108715  Ranunculus flammula var. ovalis B. Castro; L. P. Janeway 2003-9-7 1457 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/slough/meadow complex between Hidden Lakes and Beauty Lake, ca 0.7 mi south of Long Lake. At a pair of ponds, at E edge of smaller upper pond ca 8 ft above water's edge. 2063 Comment
  CHSC75527  Ranunculus occidentalis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3225 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 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
  UCR139400  Ranunculus occidentalis var. ultramontanus P. A. Munz 1947-5-16 11824 Plumas Sierra Nevada Mtns., 8 mi north of Chilcoot 1524 Comment
  POM284388  Ranunculus occidentalis var. ultramontanus Lyman Benson 1949-6-21 13749 Plumas Hat Creek, 13.5 miles N of Manzanita Lake. Cascade Mt. Pit River Drainage 1220 Comment
  POM99856  Ranunculus orthorhynchus C. C. Bruce 1898-06 2438 Plumas [No location data on label] Comment
  CHSC73986  Ranunculus uncinatus B. Castro; L. Gehrung, H. Durio 1996-7-3 670 Plumas Placer Diggings site, ca 4 air mi NE of La Porte and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch. 1569 Comment
  CHSC88626  Rhamnus alnifolia H. Gray 2003-6-17 Plumas Plumas National Forest. 1463 Comment
  RSA169466  Rhamnus purshiana L. S. Rose 1963-6-3 63115 Plumas Butterfly Valley, 2 miles SW of Keddie. 1189 Comment
  UC1350965  Rhamnus purshiana A. Rehder 1939-6 8531 Plumas Comment
  RSA88581  Rhamnus rubra L. S. Rose 1954-5-30 54070 Plumas Johnsville 1601 Comment
  RSA565012  Rhynchospora alba D. W. Taylor, Glenn L. Clifton 1990-8-10 11431 Plumas Lassen Nat l Park, Little Willow Lake. 1875 Comment
  CHSC72467  Rhynchospora capitellata L. P. Janeway 1998-9-10 6269 Plumas Butterfly Valley Botanical Area; southwest edge of the main darlingtonia bog below Road 25N47 (Sweetwater Marsh) 0.3 mi south of Road 417. 1164 Comment
  CHSC60901  Ribes cereum var. cereum Vernon H. Oswald 1993-7-1 5629 Plumas Lassen Volcanic National Park. Ridge on the S side of Bonte Pk., just S of the summit. 2316 Comment
  CHSC70015  Ribes cereum var. cereum L. P. Janeway 1997-5-14 5130 Plumas Ross Canyon; along Road 25N31 0.9 mi northeast of Road 28N01 (Dixie Valley Road). 1813 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
  UCD19439  Ribes nevadense W. B. McHenry 1990-5-21 s.n. Plumas Bucks Lake, along quarry road. 1584 Comment
  CHSC21098  Ribes roezlii F. T. Griggs; A. Pass 1975-7-3 74 Plumas N. of Grizzly Forebay. Buck's Lake Forest Service Survey. Comment
  RSA0018028  Ribes roezlii E. K. Balls 1950-9-9 15775 Plumas Lakes Center Public Campground, Southern Plumas County. 2043 Comment
  CAS-BOT-BC186236  Ribes roezlii var. roezlii Clare B. Hardham 1961-6-16 7438 Plumas Diamond Peak Comment
  UC1127582  Ribes velutinum C. W. Hanks 1934-8-29 59 Plumas opposite Beckwith Pass (Nevada line); Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC168780  Ribes viscosissimum Lowell Ahart 1989-7-2 6355 Plumas North of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles north-east of La Porte 2103 Comment
  CDA13917  Rigiopappus leptocladus G. F. Hrusa 1997-5-3 13844 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
  CHSC33625  Rigiopappus leptocladus M. S. Taylor; M. Foster 1981-6-2 3822 Plumas N side of Hwy 70 on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  CHSC35942  Rigiopappus leptocladus M. S. Taylor 1982-6-28 4771 Plumas At edge of dirt rd paralleling Hwy 70, just w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC363056  Rigiopappus leptocladus L. P. Janeway 1992-7-17 4265 Plumas Plumas National Forest, Beckwourth Ranger District. Cogswell Ravine; ca 1.1 mi north of Mount Jackson, 1.7 mi east-northeast of Cromberg Spring, 2 mi northeast of Middle Fork Feather River 1731 Comment
  SEINET10871492  Rorippa Mary Susan Taylor 1981-7-13 Taylor 4000 Plumas T24N R15E ne/sw sec 1, Frenchman Lake quad; along Lookout Creek, ca. 2 mi W of its jct with 28N11, ca. 3 air mi NW of N tip of the Lake, ca. 15 air mi N of Chicoot. 6200 ft elev. 1890 Comment
  CAS-BOT-BC74642  Rorippa curvisiliqua Alice Eastwood 1918-5-25 7024 Plumas Portola. Comment
  RSA59250  Rorippa curvisiliqua E. K. Balls 1950-8-31 15549 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  RSA716413  Rorippa curvisiliqua L. Ahart, John Dittes 2005-9-19 12387 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  CAS-BOT-BC74639  Rorippa curvisiliqua L. P. Janeway 1992-11-4 4322 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Department. 1755 Comment
  JEPS105837  Rosa bridgesii Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10953 Plumas On the southeast side of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1251 Comment
  CAS-BOT-BC148173  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1967-7-12 2112 Plumas At spring - Butterfly Botanical Area and vicnity 1127 Comment
  CAS-BOT-BC148182  Rosa gymnocarpa Alice Eastwood 1927-6-1 s.n. Plumas Forest Lodge Comment
  CHSC101776  Rosa gymnocarpa Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15869 Plumas South of Forest Road 27N01Y, south of the high cut bank along the road, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC82363  Rosa gymnocarpa Lowell Ahart 2002-7-6 9854 Plumas On the northwest side of Axford Creek, about 300 yards northeast of the gravel road, about 1 1/4 mile (air) east of the Robinson Mine, about 2 miles (air) southwest of Grizzly Mountain, about 4 miles (air) southwest of Haskins Valley and Bucks Lake. 1648 Comment
  SEINET10483535  Rosa pinetorum Mary Susan Taylor 1982-6-17 Taylor 4695 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
  CHSC81818  Rosa pisocarpa subsp. ahartii Lowell Ahart 2001-10-16 9392 Plumas Old road that crossed Indian Creek, about 10 yards east of the railroad tracks, where railroad has a bumper to start the signal lights on Arlington Road, about 400 yards south of Arlington Road, about 30 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  UCD169666  Rudbeckia occidentalis L. P. Janeway; B. Castro 2011-9-11 10718 Plumas Northern High Sierra Nevada. Between Road 22N57 (the road around Little Grass Valley Reservoir) and Black Rock Creek just before it empties into the Reservoir. 1570 Comment
  CHSC108092  Rudbeckia occidentalis var. occidentalis Lowell Ahart 2011-9-17 17665 Plumas On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CAS-BOT-BC422042  Rumex acetosella Lewis S. Rose 1968-6-10 68092 Plumas Quincy 1036 Comment
  CAS-BOT-BC422163  Rumex californicus D. E. Breedlove 1962-6-12 3443 Plumas On northern bank of Indian Creek along State Hwy. 89, 6.9 miles south of Greenville 1066 Comment
  OBI34305  Rumex crispus Bernie Smith 1966-7-26 180 Plumas Pinchard Crk Comment
  CAS-BOT-BC433518  Rumex fueginus John Thomas Howell 1961-9-25 36948 Plumas Feather River bed, Portola 1478 Comment
  CHSC53063  Rumex paucifolius subsp. paucifolius L. P. Janeway 1989-6-20 3345 A Plumas Plumas National Forest Beckwourth Ranger District. Forest along SW side of Red Clover Valley. Openings of mostly bare soil in sagebrush. 1691 Comment
  CHSC40408  Rumex salicifolius var. triangulivalvis Lowell Ahart 1985-7-11 5121 Plumas On gravel bars, 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
  CHSC99833  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
  RSA201292  Rumex salicifolius var. triangulivalvis J. T. Howell 1960-7-19 35616 Plumas Drakesbad 1677 Comment
  CHSC40359  Sagina saginoides Lowell Ahart 1985-7-11 5131 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
  RSA519214  Sagittaria cuneata M. Lee Overholtzer 1961-8-23 182 Plumas Rich Bar on East Fork of Feather River. Sierra Nevada Mtn range, Feather River drainage area. 734 Comment
  RSA52908  Sagittaria cuneata R. Weatherby 1950-7-28 1501 Plumas At edge of Taylorsville (near Mt. Hough Road). 1067 Comment
  SD6302  Sagittaria latifolia R. M. Austin 1880-1 Plumas Big Meadows Comment
  SD46456  Sagittaria latifolia Robert J. Weatherby 1950-7-21 1483 Plumas Butterfly Lake, Quincy district. 1220 Comment
  POM253306  Salix A. A. Heller 1938-5-30 15135 Plumas The N fork of the Feather River near Virgilia. 793 Comment
  UC1594688  Salix eastwoodiae Vernon H. Oswald, et al. 1992-7-1 5034 Plumas Grass Lake located just w of Lakes Basin Campground (ca. 5 mi (air) ssw of Graegle via Gold Lake Forest Hwy. (County Rd. 519), w end of lake) 1926 Comment
  CAS-BOT-BC103876  Salix exigua John Thomas Howell; H. Keith Wagnon 1980-5-26 53592 Plumas North Fork of Feather River between the mouth of East Branch and Caribou 792 Comment
  UCD147795  Salix exigua var. exigua Allyson Ayalon; Lucie Jerabkova 2012-8-1 148 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CHSC110599  Salix jepsonii B. Castro; L. Janeway 2006-6-3 1575 Plumas Northern High Sierra Nevada. NE side of Lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  CAS-BOT-BC125319  Salix lasiandra var. lasiandra John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2200 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC128432  Salix lasiolepis var. lasiolepis Mary Strong Clemens 1920-4-7 s.n. Plumas Greenville Comment
  CAS-BOT-BC124802  Salix lemmonii John Thomas Howell 1967-6-23 42700 Plumas Butterfly Valley 1066 Comment
  CAS-BOT-BC125104  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 398 Plumas North Fork of Feather River, at Chester 1350 Comment
  SD982  Salix ligulifolia Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas North Fork of Feather River, at Chester, flood plain at highway bridge 1349 Comment
  UC482042  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 397 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  CHSC37019  Salix lucida subsp. lasiandra M. S. Taylor 1982-5-16 4454 Plumas Ca. 1/8 mi e of Hwy 89, ca. 1/4 mi n of Graeagle, in Mohawk Valley. 1310 Comment
  CHSC91898  Salix lucida subsp. lasiandra Lowell Ahart; Josephine Guardino 2005-8-9 12294 Plumas On the east side of Fant Creek, on the west side of the dirt road, about 100 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CHSC92188  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes 2005-9-20 12453 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  NY762727  Salix melanopsis J. T. Howell 1976-7-16 51897 Plumas On flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097.3 Comment
  RSA504196  Salix melanopsis J. T. Howell, Gordon H. True 1967-7-9 43253 Plumas N Fork of Feather River. 3 miles SW of Caribou. 854 Comment
  SEINET10417189  Salix melanopsis W. Harnach, N. Harnach 1991-5-11 536 Plumas Sierra Valley, W of Beckwourth, along Feather River, Ramelli Ranch. 1487 Comment
  JEPS14872  Salix planifolia subsp. planifolia John Warren Duffield 1937-5-30 Plumas gravel pit n of Meadow Valley Creek (near rd. into camp) 1158 Comment
  RSA52903  Salix sitchensis R. Weatherby 1950-8-11 1524 Plumas Slopes of Mt. Elwell, Lakes Basin Area. 2226 Comment
  SEINET10479093  Salsola australis Mary Susan Taylor 1981-8-31 Taylor 4260 Plumas California: T2N R13E sw1/4 of se 1/4 sec 4. Blairsden quad. Small creek under RR tracks, off spur road 0.5 mi S of Hwy 70, near Mabie, ca. 3 mi W of Portola. Plumas County. 4800 ft. 1463 Comment
  CAS-BOT-BC176982  Salsola tragus John Thomas Howell 1959-9-24 34977 Plumas Beckwourth 1493 Comment
  UCSB64022  Salsola tragus Ahart, Lowell 1981-9-6 Plumas Along Indian Creek, about 1/2 mile south-west of the intersection of Highway 89 and Arlington Road, about 1 1/2 miles south-west of Crescent Mills 1097 Comment
  JEPS12748  Sambucus mexicana W. L. Jepson 1939-8-16 19448 Plumas Spanish Peak; lower s slopes 1036 Comment
  CAS-BOT-BC238849  Sambucus nigra subsp. caerulea John Thomas Howell 1924-8-10 612 Plumas Crescent Mills 1219 Comment
  RSA189324  Sanguisorba annua L. S. Rose 1967-7-12 67169 Plumas Quincy 1037 Comment
  CHSC42668  Sanicula graveolens Vernon Oswald 1986-6-6 2092 Plumas LaPorte-Quincy Rd. 0.5 mi n of its jct. with the Pacific Crest Trail. 1950 Comment
  CHSC63111  Sanicula graveolens Lowell Ahart 1994-7-7 7450 Plumas On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south-east of Pilot Peak. 2011 Comment
  UC337551  Sanicula graveolens J. G. Lemmon 1889-5-26 Plumas Mohawk Valley Comment
  UCR115320  Sanicula graveolens G. D. Barbe, T. C. Fuller 1982-7-16 3769 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
  SEINET11268192  Sanicula graveolens Barbara Ertter, Gary Schoolcraft 1990-5-14 8972 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir.; 0 1372 Comment
  CHSC52511  Sanicula tuberosa L. P. Janeway 1990-6-29 3748 Plumas Plumas National Forest. Meadow on S side of Little Grizzly Creek ca 1/4 mi E of Emigrant Creek. 1767 Comment
  CHSC65086  Sanicula tuberosa Vernon H. Oswald; Lowell Ahart 1995-7-24 7115 Plumas High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  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
  JEPS956  Sanicula tuberosa W. L. Jepson 1927-6-23 12305 Plumas Warner Creek 1584 Comment
  SEINET12119637  Sanicula tuberosa Austin 1880-1 s.n. Plumas no further locality Comment
  RSA471122  Sarcodes sanguinea Christopher Davidson 1974-7-27 2490 Plumas Plumas Nat. Forest, east of Janesville on rd to Antelope valley. 2134 Comment
  RSA0101547  Sceptridium dissectum R. M. Austin 1878-1 s.n. Plumas [No location data on label] Comment
  CHSC105679  Sceptridium multifidum Lowell Ahart 2010-10-21 17310 Plumas On the east edge of Fowler Lake, about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte. 1662 Comment
  CAS-BOT-BC278216  Schedonorus arundinaceus John Thomas Howell 1959-9-26 35070 Plumas Near Soda Spring, Feather River Canyon 682 Comment
  CAS-BOT-BC111276  Schoenoplectus acutus var. occidentalis V. Oswald; Lowell Ahart 1988-8-4 3667 Plumas Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic National Park. 1676 Comment
  RSA100502  Schoenoplectus americanus H. C. Cantelow 1938-7-4 2279 Plumas Drakesbad Meadow Comment
  SJSU9820  Schoenoplectus americanus C. W. Sharsmith 1982-5-30 8671 Plumas ditch draining Marble Hot Springs, Sierra Valley 1524 Comment
  RSA565015  Schoenoplectus subterminalis D. W. Taylor 1990-8-10 11435 Plumas Lassen Nat l Park, Little Willow Lake. 1875 Comment
  CAS-BOT-BC35588  Scirpus congdonii John Thomas Howell 1962-6-17 37650 Plumas Butterfly Valley 1036 Comment
  CHSC87997  Scirpus congdonii Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11168 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  UC1100850  Scirpus congdonii Malcolm A. Nobs, S. Galen Smith 1949-8-18 1394 Plumas Last Chance Marshes at n end Lake Almanor (just s of Chester); s of Chester, Last Chance Marshes at n end Lake Almanor Comment
  JEPS28328  Scirpus congdonii George W. Gillett 1957-7-18 832 Plumas in shallow water <in> marsh n end Willow Lake; Lassen Volcanic National Park, n end Willow Lake 1661 Comment
  CAS-BOT-BC111003  Scirpus microcarpus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1643 Plumas North of Pond Reservoir, Butterfly Botanical Area 1097 Comment
  CHSC20751  Scirpus microcarpus K. R. Stern 1975-7-24 5895 Plumas S shore of Lake Almanor. 1371 Comment
  CHSC53556  Scirpus microcarpus Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr 1.5 mi E of Quincy along Hwy 70, on the north side of the road. 1057 Comment
  JEPS115943  Scirpus microcarpus Lowell Ahart, John Dittes 2009-7-14 16033 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  JEPS64007  Scirpus microcarpus W. L. Jepson 1939-8-14 19419 Plumas Willow Creek 1828 Comment
  CHSC76127  Scleranthus annuus subsp. 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. 1085 Comment
  UC501569  Sclerolinon digynum Frank W. Peirson 1932-7-19 10352 Plumas near Chester; Feather River 1463 Comment
  UC1583982  Scrophularia desertorum G. Schoolcraft 1990-6-4 2063 Plumas just north Vinton Cemetery 1524 Comment
  JEPS63303  Scutellaria antirrhinoides Hilda W. Grinnell 1934-6-1 Plumas 7 mi sw of Westwood (near Lake Almanore) Comment
  CHSC118772  Scutellaria galericulata Wendy L. Boes 2016-9-6 2016 -040 Plumas On the northeastern shore of Antelope Lake in cove east of Forest Road 27N22Y along the 27N41. (UTM 706719 E, 4451398 N, NAD 83 Zone 10 North.) 1506 Comment
  UC450430  Scutellaria tuberosa J. G. Lemmon Plumas Indian Valley; High Sierra, Indian Valley Comment
  CHSC48310  Sedum obtusatum subsp. boreale Vernon Oswald 1986-7-10 2195 Plumas LaPorte-Quincy Rd. 0.5 mi n of Pacific Crest Trail. 1950 Comment
  CAS-BOT-BC64186  Sedum obtusatum subsp. obtusatum Anna Head 1920-7-20 s.n. Plumas Among rocks above Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC63848  Sedum spathulifolium John Thomas Howell 1967-6-23 42728 Plumas Lewisia Rock, 3/5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC59122  Sedum spathulifolium Ira L. Wiggins 1961-6-10 s.n. Plumas North side of Feather River Canyon near PG&E Rock Creek Reservoir near Stowe. Comment
  JEPS26935  Sedum spathulifolium P. C. Hutchison 1961-6-9 2108 Plumas Feather River Canyon Feather River Canyon (at the Butte County line on highway US Alt. 40) Comment
  CAS-BOT-BC62193  Selaginella wallacei John Thomas Howell 1967-6-22 42662 Plumas near mouth of Chambers Creek, Canyon of the Feather River North Fork Comment
  CAS-BOT-BC62196  Selaginella wallacei John Thomas Howell 1959-9-26 35075 Plumas 3.2 mi. w. of Belden Comment
  CAS-BOT-BC363369  Senecio aronicoides E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  CAS-BOT-BC341176  Senecio hydrophiloides L. P. Janeway; Garrett Gibson 1991-6-12 4001 Plumas Plumas National Forest, Beckwourth Ranger District. Along Poco Creek, ca 0.8 mi northeast of Red Clover Creek (off the northwest end of Red Clover Valley) 1664 Comment
  CHSC112531  Senecio hydrophiloides B. Castro; L. P. Janeway 2009-6-7 1789 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. Near W edge of Thompson Creek, in the vicinity of headcut channels, in sagebrush meadow flats ca 450 ft below edge of open Ponderosa-Jeffrey pine forest. 1665 Comment
  CHSC37028  Senecio integerrimus var. exaltatus M. S. Taylor 1982-5-7 4416 Plumas Ramelli Ranch, s side of Feather River, ca. 1/4 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth. 1487 Comment
  UC565955  Senecio integerrimus var. exaltatus E. Sawyer 1935-5-21 11 Plumas 3.5 mi ese Beckwith Butt; Sierraville Quad. 1493 Comment
  RSA0125023  Senecio integerrimus var. exaltatus Philip A. Munz 1947-5-17 11841 Plumas 8 miles north of Chilcoot. 1524 Comment
  JEPS122319  Senecio sylvaticus Lowell Ahart 2014-8-31 19813 Plumas On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  CAS-BOT-BC364396  Senecio triangularis John Thomas Howell; Gordon H. True 1967-7-11 43365 Plumas Southeast slope of Mt. Hough 2042 Comment
  JEPS115175  Senecio triangularis Lowell Ahart, John Dittes 2009-7-13 16045 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  UC311602  Senecio triangularis Dr. H. M. Evans 1918-7-24 Plumas Mud Lake Tahoe region, Mud Lake Comment
  CHSC112595  Senecio vulgaris Lowell Ahart 2013-9-11 19027 A Plumas Gravel bar on the west side of Chips Creek, about 20 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  CAS-BOT-BC240243  Setaria viridis John Thomas Howell 1951-6-26 27530 Plumas Tobin 609 Comment
  CHSC71643  Sidalcea glaucescens Vernon H. Oswald; Lowell Ahart 1998-9-11 9475 Plumas USFS 23N85Y 0.6 mi east of Oroville-Quincy Hwy., 6.2 mi northeast of Four Trees, on the south side of Frenchman Hill. 1737 Comment
  JEPS114514  Sidalcea glaucescens Lowell Ahart 2008-8-13 15172 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  UC108848  Sidalcea glaucescens D. Cleveland 1882-7-25 Plumas Big Meadows Comment
  UCR123524  Sidalcea glaucescens George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6870 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  JEPS97975  Sidalcea glaucescens B. G. Baldwin 1999-6-15 1086 Plumas La Porte Road 10.9 mi S of Middle Fork Feather River crossing Quincy Comment
  RSA107486  Sidalcea oregana subsp. spicata L. S. Rose 1955-7-20 55157 Plumas Mohawk 1372 Comment
  UC1124999  Sidalcea oregana subsp. spicata C. G. Albertus 1935-8-3 245 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quad. Comment
  SEINET11990942  Sidalcea oregana subsp. spicata K. Knight, Knight, I. 1983-1 4905 Plumas about 6 mi from Chester on road to Drakesbad Comment
  CAS-BOT-BC181293  Silene invisa Wayne Dakan 1975-7-20 s.n. Plumas Little Bear Lake, ca. q mi. nw of Gold Lake - Sierra Nevada 2042 Comment
  CHSC108457  Silene invisa Lowell Ahart 2011-9-20 17683 Plumas 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
  CHSC61726  Silene invisa Vernon H. Oswald; Lowell Ahart 1993-8-25 5872 Plumas Lassen Volcanic National Park. S end of the arm of the North Fork of Rice Creek draining the N unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. Along the creek. 2057 Comment
  CHSC67210  Silene invisa James D. Jokerst 1989-7-3 3111 Plumas Florintine Canyon W of Johnstown. Comment
  UCD98999  Silene laciniata subsp. californica K. L. Olsen 1949-7-31 21 Plumas Feather River Canyon, 2 miles north of Howells, on road to Caribou. Comment
  CAS-BOT-BC389382  Silene lemmonii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1427 Plumas Butterfly Botanical Area and Vicinity. In vicinity of Pond reservoir 1097 Comment
  CHSC10574  Silene lemmonii Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CHSC20734  Silene lemmonii K. R. Stern 1975-7-23 5902 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC24258  Silene lemmonii K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CAS-BOT-BC389373  Silene lemmonii L. P. Janeway 1990-7-2 3754 Plumas Plumas National Forest, Beckwourth Ranger District, Cascade Compartment. Ca 100 ft west of Paradise Cr and ca 3/4 mi south of Little Grizzly Cr. 1889 Comment
  CAS-BOT-BC389441  Silene lemmonii Gillett; Hans Leschke 1957-7-13 s.n. Plumas Lassen Volcanic National Park. Betw. Devils Kitchen & Bench Lake Comment
  HSC24232  Silene lemmonii John Pratt 1970-6-25 40 Plumas 1707 Comment
  RSA245247  Silene lemmonii John Pratt 1970-6-25 40 Plumas [Unspecified] 1707 Comment
  RSA59697  Silene lemmonii E. K. Balls 1950-9-9 15766 Plumas 1.5 miles along trail from Lakes Center Public Campground to Long Lake outlet. 2073 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-BC75115  Sisymbrium altissimum John Thomas Howell 1955-7-19 30765 Plumas Sierra Nevada. Beckwourth. 1493 Comment
  CHSC58203  Sisyrinchium idahoense Vernon H. Oswald; Lowell Ahart 1992-6-22 5030 Plumas Small corner of property on the S side of Warner Valley Rd. between Lee and Kelly camps. 1627 Comment
  RSA718041  Solidago canadensis subsp. elongata R. D. Fischer 2004-8-7 820 Plumas Sierra Nevada foothills between Butte Meadows and Highway 89 along Humbug Valley Road at the Yellow Creek crossing. 1220 Comment
  CAS-BOT-BC365515  Solidago elongata John Thomas Howell; Gordon H. True 1974-7-29 50630 Plumas Quincy 1036 Comment
  CAS-BOT-BC365517  Solidago elongata Clare B. Hardham 1978-8-11 21769 Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC365518  Solidago elongata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  UC36234  Solidago elongata D. Cleveland Jul 1882-Jul 1889 Plumas Comment
  UCD133889  Solidago elongata G. F. Hrusa 1992-10-8 10504 Plumas Smith Lake approximately 2m. From Snake Lake near Quincy. Comment
  CHSC118489  Solidago spectabilis Don Lepley 2016-8-7 Plumas Lassen National Forest. Almanor Ranger District. North side of Rd. 27N43 a mile west of Shanghai Ck.crossing. 1586 Comment
  CAS-BOT-BC365119  Solidago velutina subsp. californica John Thomas Howell 1961-9-23 36879 Plumas Cooks Creek road near Englemine 1082 Comment
  CHSC52728  Solidago velutina subsp. californica L. P. Janeway 1990-8-15 3828 Plumas Plumas National Forest. Along edge of dirt road near Cascade Cr ca 1 1/4 mi SW of Little Grizzy Cr. 1844 Comment
  CHSC62434  Solidago velutina subsp. californica L. P. Janeway 1993-9-1 4576 Plumas Plumas National Forest. Soda Creek 0.1 mi northwest of Hwy 70 and the East Branch North Fork Feather River. Dirt road cutbank and road edge. 914 Comment
  CDA11937  Sorbus californica G. F. Hrusa, J. Dinsdale 1989-6-27 7219 Plumas Sierra Nevada; NW end of Bucks Lake. Comment
  SD8504  Sorbus sambucifolia Mrs. R. M. Austin 1879-1 Plumas Mt. Dyer, Big Meadows Comment
  UC1128683  Sorbus sitchensis G. T. Nordstrom 1934-7-17 233 Plumas 1 1/2 mile S & 1/2 mile E. of Bucks Mtn.; Bidwell Bar Quad. 1524 Comment
  HSC32084  Sparganium angustifolium R. F. Thorne, C. W. Tilforth 1969-9-6 39235 Plumas Along Feather River, 1 mi. SW of Beckwourth 1357 Comment
  SEINET5335275  Sparganium emersum var. multipedunculatum M. J. Williams, J. T. Howell 1977-8-11 77- 68 -12 Plumas Little Last Chance Creek 1676 Comment
  SEINET8883968  Spergularia marina W. Harnach, N. Harnach 1990-4-18 258 Plumas Sierra Valley, Marble Lane, Marble Hot Well. 1487 Comment
  SD122534  Spergularia rubra Lowell Ahart 1984-6-3 4657 Plumas At Keddie, north of Quincy, on a road along Highway 70, Yellow Pine Forest Comment
  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
  RSA0098101  Spergularia rubra L. Ahart 1984-6-3 4657 Plumas On a road along Hwy 70, at Keddie, N of Quincy. 305 Comment
  RSA0098102  Spergularia rubra R. Weatherby 1955-7-2 1587 Plumas Wilcox Valley. 1768 Comment
  RSA0098103  Spergularia rubra R. Weatherby 1955-8-12 1681 Plumas McFarland Ravine near Bear Creek and Morrow Creek. Comment
  RSA59345  Sphenosciadium capitellatum E. K. Balls 1950-9-7 15700 Plumas Lakes Center Public Campground. 2043 Comment
  JEPS103583  Spiraea densiflora Lowell Ahart 2002-7-2 9826 Plumas In a logged over area on the S side of Forest Road 22N94, E of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1606 Comment
  POM91029  Spiraea densiflora Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. On the Big Divide. 1829 Comment
  SD51229  Spiraea douglasii D. F. Howe 1960-9-21 Plumas 6 miles north of Greenville on #89 1219 Comment
  SDSU9263  Spiraea douglasii D. F. Howe 1963-8-7 2991 Plumas 6.0 miles N of Greenville on #89. 1219 Comment
  UC1035984  Spiraea douglasii Helen K. Sharsmith 1955-6-28 4518 Plumas near Indian Falls; East Branch of North Fork of Feather River 1219 Comment
  SEINET7707755  Spiraea douglasii A. A. Heller, P. B. Kennedy 1907-7-9 8786 Plumas Prattville. Comment
  UC1101241  Spirodela polyrhiza Malcolm A. Nobs and S. Galen Smith 1949-8-19 1398 Plumas ca 2 mi s Greenville; Indian Valley Comment
  UC1101246  Spirodela polyrhiza Herbert L. Mason 1953-7-8 14561 Plumas 4 mi nw Loyalton Comment
  SEINET13947990 Image available Stachys ajugoides E. K. Balls 1950-1 15842 Plumas On river banks, North Fork Feather River, 6 miles NW of Chester. 4600 ft alt 1402 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
  SEINET8037313  Stachys albens M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77 /68/8 Plumas Road from Chilcoot along Last Chance Creek to Frenchman's. 1707 Comment
  UC367245  Stachys albens J. G. Lemmon and wife Aug 1883 Plumas Indian Valley Northern California Comment
  CHSC113899  Stachys rigida var. rigida Lowell Ahart 2014-8-24 19745 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CAS-BOT-BC181387  Stellaria calycantha Mary Strong Clemens 1920-8-1 s.n. Plumas Greenville Comment
  CAS-BOT-BC181388  Stellaria calycantha Mrs. Jos Clemens 1920-8-16 s.n. Plumas Homer Lake, near Greenville Comment
  JEPS102745  Stellaria crispa Lowell Ahart 2001-7-19 8942 Plumas On the banks of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  SEINET10537515  Stellaria longipes Mary Susan Taylor 1982-6-12 Taylor 4644 Plumas T28N R8E nw/se sec 4. Chester quad. Meadow on n side of Hwy 36, ca. 1 mi w of Plumas-Lassen county line, e of Chester. 5000 ft. 1524 Comment
  CAS-BOT-BC391181  Stellaria longipes subsp. longipes Anna Head 1921-7-17 s.n. Plumas Gray Eagle Meadow, Feather River Region Comment
  CAS-BOT-BC397724  Stellaria nitens Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1838 Plumas W slope of Butterfly Valley near old barn 1036 Comment
  CHSC34902  Stenotus acaulis M. S. Taylor 1981-6-16 3911 Plumas NW side of rd 24N07, ca. 1 mi nw of Smith Peak Lookout, ca. 7 mi ne of Blairsden. 2072 Comment
  UC1523721  Stephanomeria exigua subsp. coronaria Gary Schoolcraft 1982-7-27 819 Plumas North of Chilcoot 1584 Comment
  RSA122324  Stephanomeria lactucina C. G. Albertus 1935-8-2 243 Plumas S slope of Big Hill. 1646 Comment
  SBBG128607  Stephanomeria lactucina L. Ahart 2008-8-14 15195 Plumas NE of the metal gate, E side of Forest Rd 22N68, ca. 50 yards W of the S Fork of the Feather River, ca. 0.5 mi NE of Little Grass Valley Reservoir, ca. 5 mi NE of La Porte 1572 Comment
  UC205008  Stephanomeria lactucina Katharine Brandegee Plumas Portola Comment
  CAS-BOT-BC87779  Streptanthus tortuosus A. A. Heller 1940-6-5 15707 Plumas Along the Feather River Highway. Near Bucks Creek Powerhouse. Comment
  RSA600458  Streptanthus tortuosus L. C. Wheeler 1959-7-15 7566 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  UC725895  Streptanthus tortuosus A. A. Heller 1938-7-2 15238 Plumas 3 mi e Quincy; Indian Valley 1097 Comment
  CHSC64081  Streptanthus tortuosus var. orbiculatus B. Castro; L. Hanson 1988-7-15 273 Plumas On top of Mt. Harkness, within 50 ft of lookout tower. 2452 Comment
  UC176151  Streptanthus tortuosus var. orbiculatus A. A. Heller 1913-6-13 10854 Plumas near Quincy 1066 Comment
  UC711928  Streptanthus tortuosus var. orbiculatus Roxana S. Ferris and Laura Lorraine 1941-8-8 10411 Plumas near Storrie (road cut); canyon of north fork of Feather River Comment
  CDA18486  Streptanthus tortuosus var. tortuosus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3372 Plumas Sierra Nevada; Walker Plains. Basalt formation along the Plumas-Butte county line. 1554 Comment
  JEPS87752  Streptanthus tortuosus var. tortuosus Lowell Ahart 1994-6-15 7331 Plumas about 1 (air) mi w; Little Grass Valley Reservoir (n side of intersection between Lumpkin Ridge Rd and road to Tamarack Flat) 1767 Comment
  CAS-BOT-BC517429  Streptopus amplexifolius Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1497 Plumas Butterfly Botanical Area and Vicinity, roadside at Fern Glen 1097 Comment
  CHSC84883  Swertia albicaulis var. nitida R. D. Fischer; Jenny Marr 2003-7-4 7 Plumas Northern Sierra Nevada, Butt Valley Reservoir, approx 5 miles south of Almanor. Plant collected between the main rd and lake along the eastern shore of the southern half of lake. Streambed 75 ft. from lake shore. 1264 Comment
  UC338818  Swertia albicaulis var. nitida unknown Plumas Mohawk Valley Comment
  JEPS46355  Swertia albicaulis var. nitida Mrs. Esther C. Fritz c. 1933 Plumas near Meadow Valley; Schneider Meadow 1188 Comment
  CAS-BOT-BC271692  Symphoricarpos albus var. laevigatus A. A. Heller 1913-6-13 10858 Plumas Near Quincy 1066 Comment
  CAS-BOT-BC237009  Symphoricarpos mollis John Thomas Howell; Gordon H. True 1967-7-11 43324 Plumas 3 miles southeast of Mt. Hough, Sierra Nevada 1706 Comment
  UC1119999  Symphoricarpos rotundifolius var. rotundifolius C. W. Hanks 1934-8-8 18 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quad. 1828 Comment
  CHSC33919  Symphyotrichum ascendens J. D. Jokerst; R. A. Schlising 1981-8-2 1456 Plumas Ca 1/4 mi N of Butte County Line, 1.0 mi E of Humboldt Peak, along drainage which becomes Scotts Johns Cr. 1981 Comment
  CAS-BOT-BC97567  Symphyotrichum ascendens L. W. Swift 1934-7-26 122 Plumas Plumas National Forest, Butterfly Valley protection plot #2 1097 Comment
  SEINET3141530  Symphyotrichum ascendens E. K. Balls 1950-9-11 15781 Plumas Lakes Center Public Campground W of stream, opposite lodges, south 2042 Comment
  SJSU14207  Symphyotrichum ascendens N. A. Hopkins 1989-8-7 1571 Plumas near Red Clover Valley by road between Beckwourth & Genessee Valley 1676 Comment
  CHSC115910  Symphyotrichum bracteolatum L. P. Janeway 2015-7-29 11809 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  RSA0045593  Symphyotrichum bracteolatum L. P. Janeway 2012-10-11 11057 Plumas Northern High Sierra Nevada. Plumas National Forest; along La Porte-Quincy Road across from Road 22N21; northwest slope between Gibsonville Ridge and SOuth Fork Feather River. 1877 Comment
  JEPS115339  Symphyotrichum campestre Lowell Ahart, John Dittes 2009-9-7 16375 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC36921  Symphyotrichum chilense M. S. Taylor 1982-8-27 5049 Plumas SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. 1493 Comment
  CHSC77039  Symphyotrichum chilense L. P. Janeway 1996-8-9 5065 Plumas At eastern end of Red Mountain, about 2 mi south of Haskins Val-ley; on west side of Road 18 at junction with Road 23N69. 1792 Comment
  CAS-BOT-BC97862  Symphyotrichum eatonii Anna Head 1921-7-20 s.n. Plumas near top of range, south of Round Lake, Feather River Region Comment
  JEPS3263  Symphyotrichum spathulatum Roxana S. Ferris 1951-9-14 12468 Plumas just n of, (between Graeagle and Calpine) Sierra County Line Comment