Search Results — 2000 specimen records retrieved (1430 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  NY29507  Abies lowiana E. Fritz 1936-6-22 8207 Plumas Comment
  LA204379  Acer glabrum J. A. Ewan; 1934-7-17 8535 Plumas Mt. Elwell, broken country, small clump at foot of low falls along stream. vic. Bear Lake 1981 Comment
  CAS-BOT-BC330951  Acer glabrum var. glabrum George W. Gillett 1957-7-19 858 Plumas Lassen Volcanic National Park. On trail to Sifford Lakes, aobut 1.25 miles above the Devils Kitchen. 2057 Comment
  CHSC70216  Acer glabrum var. torreyi B. Castro 1989-8-4 346 Plumas Ca 3.5 air mi SE of Bucks Lake, on N-facing flank of Mt. Ararat, ca 0.5 mi E of jct USFS Rds 23N19, 23N65, and the road to the top of Mt. Ararat. 1737 Comment
  SD7292  Acer glabrum var. torreyi Mrs. R. M. Austin 1878-1 Plumas Mt. Dyer, Big Meadows Comment
Read comments
Oct 2 2008
  CAS-BOT-BC333228  Acer macrophyllum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1490 Plumas Butterfly Botanical Area and vicinity. Fern Glen 1097 Comment
  CAS-BOT-BC333232  Acer macrophyllum W. W. Wagner 1919-6-12 284 Plumas Massack Creek near Quincy 1371 Comment
  UC485804  Achillea millefolium H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  RSA60123  Achillea millefolium var. alpicola E. K. Balls 1950-9-2 15645 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  SEINET11842153  Achillea millefolium var. lanulosa M. Sacks, Detzer 1977-1 9 Plumas Edge of Yellow Pine Forest. ca 3.5 km NE of Squaw Pk. Milford Quad., Sec. 1, T25N, R14E 1973 Comment
  UCD51446  Achnatherum X bloomeri John Thomas Howell 1962-6-19 37841 Plumas The Buttes, n. Sierra Valley. 1493 Comment
  CAS-BOT-BC210691  Achnatherum lemmonii John Thomas Howell; Gordon H. True 1967-5-9 42222 Plumas Feather River Canyon near mouth of Chambers Creek 609 Comment
  UC1133123  Achnatherum lemmonii C. W. Hanks 1934-8-6 10 Plumas nw end Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  SEINET5585753  Achnatherum occidentale A. A. Beetle 1941-1 2898 Plumas West side of Lake Almanor 1829 Comment
  CAS-BOT-BC210841  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-7-19 35684 A Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC80900  Achnatherum occidentale subsp. californicum Lowell Ahart; Vernon H. Oswald 2001-7-11 8896 Plumas Large outcrop southwest of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  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
  JEPS102941  Achnatherum occidentale subsp. pubescens L. P. Janeway 2001-7-3 7261 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek 1707 Comment
  CAS-BOT-BC218039  Achnatherum stillmanii Lowell Ahart 1980-7-27 2487 Plumas E of Four Water Creek 1500 Comment
  CHSC113616  Acmispon americanus var. americanus Lowell Ahart 2014-8-24 19759 A Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  JEPS122300  Acmispon americanus var. americanus Lowell Ahart 2014-8-24 19759 -A Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UCD103839  Acmispon americanus var. americanus John Thomas Howell 1960-7-18 35568 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  UC1075667  Aconitum columbianum Robert J. Weatherby 1950-7-7 1445 Plumas Quincy, Gansner Creek 1219 Comment
  CAS-BOT-BC391484  Aconitum columbianum subsp. columbianum David D. Keck 1932-7-3 1694 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC412890  Aconogonon davisiae Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC412895  Aconogonon davisiae John Thomas Howell 1951-6-28 27692 Plumas Eureka Peak 2133 Comment
  UCD128575  Acroptilon repens E. Sawyer 1935-6-27 239 Plumas Sierra Valley. Comment
  CHSC84342  Actaea rubra Lowell Ahart 2003-8-13 10502 Plumas On the east side of Hopkins Creek, about 30 yards south of where Hopkins Creek forks, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain, about 10 1/2 miles (air) northeast of La Porte. 1524 Comment
  RSA52870  Adenocaulon bicolor R. Weatherby 1950-7-7 1446 Plumas Gasner Creek, Quincy 1220 Comment
  CAS-BOT-BC29837  Adenocaulon bicolor David D. Keck 1932-7-3 1629 Plumas near Quincy, south of town 1066 Comment
  CHSC115744  Adiantum aleuticum L. P. Janeway 2015-8-3 11814 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Hwy and Grizzly Summit. 1696 Comment
  RSA424435  Adiantum aleuticum Margaret J. Williams, Betty Larson 1983-8-12 83- 136 -1 Plumas Caribou Power Station road, 25 miles west of Quincy. Comment
  CHSC70799  Agastache urticifolia B. Castro 1989-8-17 396 Plumas Ca 13 air mi E of Greenville, ca 2.5 mi N of Kettle Rock, in Mud Lake Research Natural Area on Plumas NF. 2042 Comment
  SD6640  Agastache urticifolia Daniel Cleveland 26 Jul 188- Plumas Big Meadows, Hamilton Bridge Comment
  SEINET10497800  Agastache urticifolia Mary Susan Taylor 1981-7-6 Taylor 3985 Plumas 6300 ft. T25N R15E nw/nw sec 7. Ferris Creek quad. S side of 25N84, at base of Devils Postpile type rock formation, ca. 1 mi E of Beckwourth-Milford Rd (26N70), ca. 18 air mi NE of Beckwourth. 1920 Comment
  UCD124877  Agastache urticifolia F. H. Bolster 1912-8-1 s.n. Plumas Long Lake Valley. 1981 Comment
  CHSC33931  Ageratina occidentalis M. S. Taylor 1981-8-4 4153 Plumas On top of Wildcat Ridge, ca. 4 air mi NW of Antelope Lake, ca. 13 air mi NE of Taylorsville. 2164 Comment
  RSA59669  Ageratina occidentalis E. K. Balls 1950-9-9 15737 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  HSC100128  Agoseris grandiflora G. D. Barbe 1981-6-23 3089 Plumas East Quincy; vacant lot E. of Lariat Lodge. Comment
  SEINET10474075  Agoseris grandiflora Mary Susan Taylor 1982-8-4 Taylor 4911 Plumas T25N R10E sw/sw sec 34. Spring Garden quad. Jct of 25N14 and Taylor Creek and along ne side of Taylor Creek, ca. 5 mi ne of Quincy. Mixed Evergreen Forest; 4500 ft. 1372 Comment
  UC170962  Agoseris grandiflora var. grandiflora H. M. Hall 1912-7-24 9369 Plumas Willow Creek Sierra Nevada Mts., Willow Creek 1249 Comment
  RSA129793  Agoseris heterophylla E. Sawyer 1935-7-1 264 Plumas 2.5 miles northwest of Crow. 1677 Comment
  RSA95842  Agoseris heterophylla L. S. Rose 1954-5-30 54057 Plumas Johnsville 1601 Comment
  SEINET6738586 Image available Agoseris heterophylla Mrs. C. B. Gulling 1526 Plumas Sierra Valley Comment
  JEPS81949  Agoseris retrorsa Rimo Bacigalupi and P. C. Hutchison, J. K. Wright 1963-6-1 8869 Plumas 1 mi ne Tobin (near Injun Jim Campground); Feather River Canyon 640 Comment
  SEINET5335829  Agropyron trachycaulum var. trachycaulum M. Foster 1988-7-15 175 Plumas On either side of Big Grizzly Creek, 0.5 mile S of Walker Mine Road, 1 mile W of Lake Davis, 12 miles NNW of Portola. 1768 Comment
  CAS-BOT-BC127091  Agrostis exarata David D. Keck 1944-7-8 5433 Plumas Sierra Nevada. 5 miles north of Quincy on road to Keddie. 1005 Comment
  JEPS122184  Agrostis exarata Lowell Ahart 2014-8-26 19795 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  JEPS76241  Agrostis exarata W. L. Jepson 1939-8-16 19429 Plumas open flats Portola Comment
  UC485762  Agrostis exarata H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  UCD52334  Agrostis exarata John Thomas Howell 1976-7-16 51904 Plumas Spanish Creek at mouth of Wapaunsie Creek. 1097 Comment
  UCD52435  Agrostis exarata John Thomas Howell 1926-7-26 2126 Plumas near Prattville. 1371 Comment
  CAS-BOT-BC139603  Agrostis gigantea John Thomas Howell 1973-7-10 49741 Plumas Sierra Nevada. Near Greenville. 1097 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
  CHSC54505  Agrostis idahoensis Vernon H. Oswald; Lowell Ahart 1991-7-30 4795 Plumas Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. 1310 Comment
  SEINET10510252  Agrostis idahoensis Vernon H. Oswald, Lowell Ahart 1991-7-30 Oswald 4795 Plumas Big Springs on the W side of Humbug Valley, ca. 6 miles (air) ENE of Humbug Summit, ca. 12 miles (air S of Chester. Scattered plans along the edge of a downed log on a open patch of quaking sphagnum bog within the fenced enclosure at the springs. Comment
  JEPS68385  Agrostis pallens W. L. Jepson 1924-7-22 10626 Plumas Rich Point Middle Fork Feather River, Dogwood Creek 1127 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
  UCD53296  Agrostis scabra John Thomas Howell 1926-7-26 2127 Plumas near Prattville. 1371 Comment
  JEPS117530  Agrostis stolonifera Lowell Ahart 2010-9-9 17147 Plumas Along the south side of Quincy La Porte Road, about 30 yards southwest of where the road crosses Onion Valley Creek, Onion Valley, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  JEPS110421  Agrostis thurberiana Lowell Ahart 2006-7-9 12930 Plumas Near a small seep in a small open area in brush, about 100 yards N of the paved basalt road, about 3 3/4 miles (air) NW of Tamarack Flat, about 5 3/4 miles (air) NW of Little Grass Valley Reservoir. 1678 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-BC445451  Alisma triviale Robert J. Weatherby 1950-7-28 1505 Plumas Near Indian Creek, 2 miles south of Crescent Mills 1036 Comment
  CAS-BOT-BC293726  Alismataceae Mona Bourell 1982-5-15 1737 Plumas Sierra Valley Marsh Comment
  JEPS47589  Allium bisceptrum var. bisceptrum John W. Duffield 1937-6-9 Plumas road to Quincy 1097 Comment
  CHSC52541  Allium campanulatum L. P. Janeway 1990-6-12 3713 Plumas Plumas National Forest. Rattlesnake Creek, just N of Lang Valley; along road 508 ca. 1.1 mi N of Hwy 70/89. 1432 Comment
  CHSC80895  Allium campanulatum Lowell Ahart 2001-7-17 8916 Plumas Meadows, on the east 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
  NY247821  Allium campanulatum M. E. P. Ames s.n. Plumas Comment
  SBBG30570  Allium campanulatum D. Myrick 1968-6-18 1944 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 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-BC466470  Allium campanulatum A. A. Heller; P. B. Kennedy 1907-7-11 8815 Plumas Prattville Comment
  CAS-BOT-BC466475  Allium campanulatum Lewis S. Rose 1939-6-8 39266 Plumas S. end of Lake Almanor 1371 Comment
  SEINET8119077  Allium campanulatum A. A. Heller, P. B. Kennedy 1907-7-3 8708 Plumas Hills above Red Clover Valley. Comment
  UCD138491  Allium campanulatum A. A. Heller; P. B. Kennedy 1907-7-11 8815 Plumas Prattville. Comment
  CAS-BOT-BC472961  Allium lemmonii Arthur Menzies Spring 1965 s.n. Plumas Portola; Sierra Nevada Comment
  SJSU14261  Allium lemmonii N. A. Hopkins 1989-6-7 1411 Plumas Squaw Valley Comment
  UCD143208  Allium lemmonii L. K. Mann; M. D. Mann, Madison 1962-6-12 s.n. Plumas Highway 89, southwest edge Lake Almanor, 0.8 miles before road to Almanor. Comment
  CHSC21693  Allium obtusum var. obtusum F. T. Griggs; A. Pass 1975-7-16 196 Plumas Lower Buck's Lake. Comment
  UC1585997  Allium parvum Barbara Ertter with Gary Schoolcraft 1989-7-3 8662 Plumas ca. 7 air mi s Susanville (sw peak); Diamond Mt. 2316 Comment
  SEINET10471988  Allium parvum Mary Susan Taylor 1982-5-14 Taylor 4442 Plumas T23N R13E sw/se sec 10. Blairsden quad. Sagebrush Scrub over rocky volcanics, along Turner Springs Rd, just s of its jct with Hwy 114, ca. 2 air mi sw of Portola. 5000 ft. 1524 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
  CAS-BOT-BC474093  Allium platycaule G. D. Barbe 1982-6-9 3657 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley, Plumas National Forest 2057 Comment
  CHSC116233  Allophyllum integrifolium Lowell Ahart 2015-7-4 20285 Plumas On the east side of the paved road, about 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles north (air) of Little Grass Valley Reservoir dam. 1731 Comment
  CHSC46644  Allophyllum integrifolium Lowell Ahart 1989-7-7 6369 Plumas West of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  JEPS114527  Allophyllum integrifolium Lowell Ahart 2008-8-14 15200 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  OBI20559  Alnus incana Lewis S. Rose 1967-6-12 67113 Plumas Butterfly Valley, ca. 3 mi W of Keddie 1219 Comment
  CAS-BOT-BC171372  Alnus incana subsp. tenuifolia M. S. Jussel 1931-9-6 s.n. Plumas Sulphur Works, Mt. Lassen 2133 Comment
  JEPS107975  Alnus incana subsp. tenuifolia Lowell Ahart, John Dittes 2005-9-19 12380 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  LA204100  Alnus incana subsp. tenuifolia Joseph Andorfer Ewan; 1934-7-8 8596 Plumas Mohawk Valley, along Middle Fork Feather River at Dentens 1615 Comment
  CAS-BOT-BC170694  Alnus rhombifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1449 Plumas Near creek bed of Spanish Creek adjacent to confluence of Butterfly Creek. Butterfly Botanical Area and Vicinity 883 Comment
  CAS-BOT-BC170700  Alnus rhombifolia Alice Eastwood 1927-6-18 14552 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  UC1348835  Alnus rhombifolia R. Cockrell 1938-9-21 8414 Plumas Meadow Valley; stream bank Comment
  JEPS113770  Alopecurus aequalis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14027 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  SEINET10510912  Alopecurus aequalis Lawrence P. Janeway 1989-7-25 Janeway 3526 Plumas Crocker Mtn. quad T24N, R14E, NW 1/4 of sec. 33. Crocker Meadow; ner Beckwourth-Genessee Rd (rd 111) 6.4 mi north of Beckwourth. 1737 Comment
  UCD149817  Alopecurus pratensis William Anderson 1965-5-8 s.n. Plumas Crescent Mills. Comment
  CHSC81597  Amaranthus californicus Lowell Ahart 2001-10-8 9318 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  UC1602204  Amaranthus retroflexus H. E. Brown Aug 15 1897-Aug 31 1897 663 Plumas near Lassen Buttes 1828 Comment
  CDA18680  Amelanchier alnifolia G. D. Barbe, T. C. Fuller 1982-6-15 3722 Plumas Sierra Nevada; 1/4 miles below and north-northeast of Red Hill Summit, Plumas National Forest. 1859 Comment
  CHSC46655  Amelanchier pallida Lowell Ahart 1989-7-2 6338 Plumas On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 Comment
  CAS-BOT-BC136776  Amelanchier utahensis Thomas H. Kearney 1944-8-14 62 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC136777  Amelanchier utahensis John Thomas Howell 1960-7-19 35685 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC136793  Amelanchier utahensis Alice Eastwood 1927-6-12 14517 Plumas Forest Lodge near Greenville, United States Forest Reserve Comment
  CHSC100423  Amelanchier utahensis Lowell Ahart 2008-9-10 15386 Plumas By large rocks, north of the camping area, about 30 yards west of the levee in Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/8 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  UC1127756 Image available Amelanchier utahensis D. Axelrod 1934-6-8 13 Plumas La Parte; Plumas National Forest, Downieville Quad. 1524 Comment
  UC725634  Amelanchier utahensis A. A. Heller 1942-6-5 16506 Plumas s of Almanor (along State Highway 89) Comment
  UC726079  Amelanchier utahensis A. A. Heller 1938-6-4 15144 Plumas 1 mi e Fredonyer Pass 1706 Comment
  JEPS48879 Image available Amelanchier utahensis Esther C. Fritz 1933-6-28 Plumas about Camp Califorest 1188 Comment
  SEINET6329353  Amelanchier utahensis L. R. Miller 1929-5-12 s.n. Plumas 4 miles southwest of Blairsden Comment
  CAS-BOT-BC213970  Amsinckia A. A. Heller; P. B. Kennedy 1907-7-15 8850 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  UC725951  Amsinckia menziesii var. menziesii A. A. Heller 1941-5-22 16145 Plumas along roadside just beyond Spanish Creek (outside of Quincy on State Hwy #24) Comment
  CHSC36318  Anaphalis margaritacea M. S. Taylor 1982-8-10 4951 Plumas End of spur rd off Seneca Rd (306) at Salmon Creek, ca. 2 air mi S of Canyon Dam. 1524 Comment
  RSA59692  Anaphalis margaritacea E. K. Balls 1950-9-9 15761 Plumas 1.5 mi. along trail from Lakes Center Public Campground to Long Lake outlet 2073 Comment
  SEINET10475559  Anaphalis margaritacea Mary Susan Taylor 1982-8-9 Taylor 4951 Plumas T26N R8E ne/ne sec 4. Almanor NE quad. End of spur rd off Seneca Rd (306), at Salmon Creek, ca. 2 air mi sw of Canyon Dam. 5000 ft. 1524 Comment
  UC640266  Anemone oregana H. Dearing and M. Dearing 1939-7-1 2258 Plumas 1 mi e Lake Almanor Comment
  CDA13570  Angelica breweri G. F. Hrusa, T. D. Wilfred 1996-7-23 13400 Plumas Sierra Nevada; Plumas Natl. Forest. immediately above bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 mi. E of Quincy. Sheet 1 of 2 Comment
  CAS-BOT-BC59302  Antennaria argentea Mrs. H. C. Cantelow 1939-5-20 2546 Plumas Meadow Valley Comment
  UC1125548  Antennaria argentea E. Sawyer 1935-6-18 122 Plumas 3 3/4 mi nnw Beckwith; Sierraville Quad. 1706 Comment
  CAS-BOT-BC59177  Antennaria dimorpha Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth 1524 Comment
  UC485643  Antennaria geyeri Mrs. R. M. Austin 1885-7-1 Plumas Indian Valley Comment
  CAS-BOT-BC58699  Antennaria luzuloides Anna Head 1921-6-21 s.n. Plumas near Campbell Hot Springs, Feather River Region Comment
  CHSC97626  Antennaria luzuloides subsp. aberrans 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-BC79927  Antennaria microphylla John Thomas Howell 1951-6-28 27718 Plumas Eureka Peak 2255 Comment
  CAS-BOT-BC86956  Antennaria pulchella Alice Eastwood 1912-8-22 1857 Plumas Foot of Lassen Butte Comment
  CDA14734  Antennaria rosea G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3266 Plumas Mount Hough summit. 2194 Comment
  CHSC76032  Antennaria rosea G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3266 Plumas Mount Hough summit. 2194 Comment
  UC584271  Antennaria umbrinella G. L. Stebbins Jr. and J. A. Jenkins 1937-7-10 2312 Plumas w of head of Stony Ridge 1828 Comment
  CHSC66654  Anthoxanthum odoratum Vernon H. Oswald; Lowell Ahart 1996-7-15 8052 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground of Forest Rd 28N11. 1371 Comment
  SJSU15279  Antirrhinum cornutum S. Woolhouse 2009-7-28 15 Plumas Next to Caribou Road and the north fork of the Feather River Comment
  JEPS108994  Antirrhinum vexillocalyculatum subsp. intermedium Lowell Ahart 2006-10-8 13421 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
  JEPS50773  Antirrhinum vexillocalyculatum subsp. intermedium Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9288 Plumas just e Rich Bar (along Feather River Highway) 762 Comment
  CHSC40378  Apocynum androsaemifolium Lowell Ahart 1985-7-1 5096 Plumas About 100 yards east of McCarthy Creek and along the road, about 1 mile north of the road to Cleghorn Bar, about 7 miles north-west of Pilot Pk. 1828 Comment
  CHSC88991  Apocynum androsaemifolium H. Gray 2003-7-20 Plumas Plumas National Forest. Silver Lake edge. 1524 Comment
  CAS-BOT-BC397879  Aquilegia formosa A. A. Heller; P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CAS-BOT-BC397894  Aquilegia formosa Lowell Ahart 1979-7-18 s.n. Plumas Ca 1 mi. W of Pilot Pk. 2000 Comment
  CHSC21306  Aquilegia formosa var. truncata F. T. Griggs; A. Pass 1975-7-8 114 Plumas Buck's Lake Forest Service Survey Comment
  RSA0125748  Arabis breweri var. breweri S. O. Mattoon 1978-3-25 29 Plumas North Fork Feather River, vicinity of Queen Lily Camp Ground; off Hwy 70. 732 Comment
  CDA14681  Arabis constancei G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3126 Plumas 2.65 miles west of Round Valley Reservoir dam. 1569 Comment
  JEPS109843  Arabis constancei Dean W. Taylor 2004-5-26 19075 Plumas County Road 204 ca. 2 miles west from Round Valley (site) 1539 Comment
  RSA101485  Arabis davidsonii R. Weatherby 1955-7-26 1553 Plumas Volcanic cliff above Mud Lake; Lakes Basin Area. 2195 Comment
  RSA0126002  Arabis divaricarpa E. K. Balls 1950-9-2 15626 Plumas Road to Mt. Ingalls Lookout after leaving road from Ramelli to Walker Mine. 2104 Comment
  CDA12091  Arabis holboellii var. retrofracta G. F. Hrusa, G. L. Webster 1989-5-1 7018 Plumas Modoc Plateau; Hwy 70 between Portola and Vinton. Comment
  UC1504456  Arabis rectissima var. rectissima Reed C. Rollins and Kathryn W. Rollins 1981-5-29 81163 Plumas 7.1 mi nw Beckwourth Comment
  SEINET10841516  Arabis suffrutescens Mary Susan Taylor 1982-8-5 Taylor 4927 A Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  CAS-BOT-BC171675  Aralia californica Alice Eastwood 1927-6-1 14710 Plumas Forest Lodge, Greenville - United States Forest Reserve Comment
  CHSC60517  Aralia californica L. P. Janeway 1992-7-10 4261 Plumas Chipps Creek ca. 0.3 mi upstream (north) of North Fork Feather River and Hwy. 70. 731 Comment
  CHSC45940  Arceuthobium abietinum Lowell Ahart 1974-8-3 584 Plumas Near the headwaters of Hopkins Creek, near Mount Etna, south-west of Blue Nose Mountain, about 10 air miles north-east of La Porte. 1981 Comment
  SEINET2139858  Arceuthobium abietinum R. L. Mathiasen 2007-1 2007 -31 Plumas Ca. 1.6 km E. of Grizzly Summit on forest road 414 1700 Comment
  CAS-BOT-BC407711  Arceuthobium abietinum John Thomas Howell 1926-7-25 2115 Plumas near Prattville 1463 Comment
  CHSC43232  Arceuthobium californicum Lowell Ahart 1987-9-29 5908 Plumas Along Hartman Bar Ridge Road, about 3 1/2 miles north-west of Tamarack Flat, about 5 1/2 miles north-west of Little Grass Valley Reservoir. 1706 Comment
  SEINET3239908  Arceuthobium californicum R. L. Mathiasen 2010-1 1014 Plumas 0.8 km from rd. to Bucks Lake on rd. to Silver Lake. 1250 Comment
  CHSC63185  Arceuthobium campylopodum Lowell Ahart 1994-6-29 7418 Plumas Open bare serpentine, west of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  CHSC115842  Arceuthobium campylopodum subsp. abietinum Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20417 Plumas On the southwest side of Blue Lake, 2710 feet north of Forest Service Road 29N18, 289 air-miles west-southwest of Sifford Mt., 6.26 air-miles south-southeast of Lassen Peak. 1918 Comment
  JEPS123950  Arceuthobium campylopodum subsp. abietinum Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20417 Plumas On the southwest side of Blue Lake, 2,710 feet north of Forest Service Road 29N18, 2.89 air miles west-southwest of Sifford Mt., 6.26 air miles south-southeast of Lassen Peak. Comment
  SEINET2140125  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-1 2007 -62 Plumas S. end of Long Lake. 2020 Comment
  CHSC62413  Arctium minus L. P. Janeway 1993-8-26 4545 Plumas Plumas National Forest. Northwest corner of Sierra Valley; riverbank on south side of Middle Fork Feather River, 1 mi west of Beckwourth and 4 mi east of Portola. 1484 Comment
  CAS-BOT-BC24208  Arctostaphylos John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54266 Plumas Rocky summit ridge, Mt. Hough 2203 Comment
  RSA609442  Arctostaphylos L. C. Wheeler 1958-7-30 7354 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1584 Comment
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Mar 9 2007
  UCD52291  Arctostaphylos mewukka John Thomas Howell 1976-4-2 51577 Plumas In the Transition Life Zone; 2 miles northwest of Spring Garden. 1173 Comment
  CAS-BOT-BC38478  Arctostaphylos mewukka subsp. truei John Thomas Howell; Gordon True 1967-5-9 42229 Plumas Feather River Canyon near mouth of Chambers Creek. 609 Comment
  CAS-BOT-BC38487  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-BC38618  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-21 51338 Plumas Injun Jim Campground, Feather River Canyon 609 Comment
  CAS-BOT-BC38620  Arctostaphylos mewukka subsp. truei John Thomas Howell; Gordon H. True 1967-5-7 42182 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River 609 Comment
  CAS-BOT-BC38622  Arctostaphylos mewukka subsp. truei J. D. Jokerst 1985-7-23 2540 Plumas Arid slopes adjacent to old abandoned county road ca 400 feet above (elevation) Highway 70 807 Comment
  CAS-BOT-BC40008  Arctostaphylos nevadensis John Thomas Howell; Gordon H. True 1967-7-11 43345 Plumas Summit ridge of Mt. Hough 2194 Comment
  JEPS113387  Arctostaphylos nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14016 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
  RSA605327  Arctostaphylos nevadensis L. C. Wheeler 1952-9-24 6955 Plumas Plumas 5: Vicinity of Crescent Mills. Comment
  UC549373  Arctostaphylos nevadensis J. E. Adams 1933-8-8 540 Plumas Quincy Comment
  CAS-BOT-BC42120  Arctostaphylos patula Keith Wagnon 1987-9-18 s.n. Plumas Logging road near Buck's Lake; Plumas National Forest 1615 Comment
  CAS-BOT-BC42122  Arctostaphylos patula Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas West of Meadow Valley Inn Comment
  JEPS38822  Arctostaphylos patula W. L. Jepson 8017 Plumas Taylorsville 1097 Comment
  SEINET11989151  Arctostaphylos patula B. A. Stein 1981-1 544 Plumas Frazier Falls area 1920 Comment
  UCD51940  Arctostaphylos truei John Thomas Howell 1976-4-2 51572 Plumas Injun Jim Campground, North Fork Feather River, Plumas County. 609 Comment
  UCD52823  Arctostaphylos viscida subsp. viscida E. W. Jameson 1948-11-20 s.n. Plumas 4 mi. north of Quincy. 1097 Comment
  UCD59407  Arctostaphylos viscida subsp. viscida Walter and Irja Knight 1986-2-6 5220 Plumas Between bridge over north fork of Feather River near Pulga and Jarboe Gap. 640 Comment
  JEPS26739  Arenaria congesta var. congesta P. C. Hutchison 1961-6-9 2135 Plumas 6 mi w Quincy (on the road to Buck's Lake. near Spanish Ranch) Comment
  NY572182  Arenaria congesta var. congesta S. L. Welsh 2001-6-14 28144 Plumas Ca. 5 miles south of Milford 1791.9 Comment
  SEINET3840868  Arenaria congesta var. suffrutescens G. Douglas Barbe, Thomas C. Fuller, , J. T. Howell 1981-6-25 3332 Plumas 0.5 miles southeast of bridge crossing Indian Creek; 0.1 mile northwest of junction with road to Antelope Lake Dam 1580 Comment
  CAS-BOT-BC401821  Argemone munita subsp. rotundata L. S. Smith 1927-6-6 2041 Plumas Near Constantia Comment
  CAS-BOT-BC17391  Armoracia rusticana John Thomas Howell 1963-6-3 39386 Plumas Sierra Nevada. Quincy. 1036 Comment
  CHSC36834  Arnica chamissonis M. S. Taylor 1981-6-25 3948 Plumas Ramelli Ranch, ca. 1/8 mi S of Hwy 70 ca. 1/2 mi SW of Beckwourth. Around North Fork Feather River. 1493 Comment
  CHSC66609  Arnica chamissonis Vernon H. Oswald; Lowell Ahart 1996-7-15 8033 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. 1371 Comment
  UC710419  Arnica chamissonis Thomas H. Kearney Aug 14 1944-Aug 26 1944 166 Plumas near Prattville; Lake Almanor Comment
  JEPS120472  Arnica cordifolia B. Castro 2006-6-9 1577 Plumas Northern High Sierra Nevada. N-facing slopes overlooking Red Clover Valley, 0.7 rd mi NW of Bagley Pass and ca 1.6. rd mi S of the Beckwourth-Genesee Rd, on both sides USFS Rd 24N08 (Bagley Pass Rd). 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
  CHSC91918  Arnica discoidea Lowell Ahart; Josephine Guardino 2005-8-10 12305 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CAS-BOT-BC82511  Arnica discoidea David D. Keck 1932-7-3 1645 Plumas Hillside south of town (forested), Quincy, in the Northern Sierra Nevada 1220 Comment
  RSA94495  Arnica discoidea Joseph A. Ewan 1934-6-25 8217 Plumas Gold Lake road above Dentens (Blairsden) 1524 Comment
  CHSC102706  Arnica nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16161 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CAS-BOT-BC90055  Arnica nevadensis Margaret Williams; Emily McPhersen 1974-8-5 74 -P-21 Plumas Near Silver Lake campground, Trail to Mt. Elwell, Lakes Basin 2011 Comment
  CAS-BOT-BC90056  Arnica nevadensis C. R. Quick 1945-7-25 45 -72 Plumas Butt Creek on road to Humbug Valley Comment
  CHSC67617  Arrhenatherum elatius James D. Jokerst 1985-6-10 2406 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  CHSC69707  Arrhenatherum elatius Vernon Oswald; Lowell Ahart 1997-9-18 8882 Plumas Forest Road 26N25 at Soda Ravine, ca. 4.5 mi west of Butte Valley Reservoir. 1249 Comment
  JEPS95004  Arrhenatherum elatius Vernon Oswald and Lowell Ahart 1997-9-18 8882 Plumas 4.5 mi w of Butte Valley Reservoir (Forest Road 26N25 at Soda Ravine); Forest Road 26N25 at Soda Ravine 1249 Comment
  CAS-BOT-BC85018  Artemisia arbuscula subsp. arbuscula Clare B. Hardham 1978-8-11 21784 a Plumas In volcanic area about 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC90122  Artemisia biennis John Thomas Howell 1961-9-24 36915 Plumas Feather River bed sw. of Beckwourth 1487 Comment
  RSA122478  Artemisia cana C. G. Albertus 1935-8-29 271 Plumas 2.5 miles south of Bagley Pass. 1768 Comment
  RSA122481  Artemisia cana C. W. Hanks 1934-9-29 98 Plumas NE of Sierra Valley 1524 Comment
  JEPS107695  Artemisia douglasiana Lowell Ahart, John Dittes 2005-9-20 12454 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 1984 Comment
  CAS-BOT-BC90782  Artemisia ludoviciana subsp. ludoviciana John Thomas Howell 1961-9-23 36838 Plumas Indian Valley 1082 Comment
  JEPS102533  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart 2001-10-8 9315 Plumas On the south side of Boulder Creek, below or near the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1524 Comment
  JEPS90449  Artemisia michauxiana Dean Wm. Taylor with Glenn Clifton 1990-6-25 11174 Plumas Mt. Thompson Diamond Mountains (n slope) 2301 Comment
  CAS-BOT-BC93522  Artemisia tridentata subsp. tridentata H. Albert Barker 1926-7-11 277 Plumas Feather River - Blairsden 1371 Comment
  JEPS37054  Artemisia tridentata subsp. vaseyana W. L. Jepson 1939-8-16 19425 Plumas Dixie Valley 1767 Comment
  OBI69181  Artemisia tridentata subsp. vaseyana Kristina L. Schultz 2000-11-4 12 Plumas Beckworth distric. Located 3 mi up Last Chance creek from Antelop Rd. off of Hwy 70. 1768 Comment
  JEPS125809  Artemisia tridentata subsp. wyomingensis William Harnach 2015-3-27 1398 Plumas 0.75 miles ENE of the intersection of Highway 49 and Dyson Lane approximately 4 miles South of Vinton, Ca. Comment
  UCD22689  Asarum lemmonii Andrea Alfaro 1990-5-12 15 Plumas Quincy quadrangle. On the side of a road. Near a small creek. Under the canopy. Comment
  UC54560  Asclepias cordifolia H. M. Hall and E. B. Babcock July 1903 4454 Plumas Fox Creek Sierra Nevada Mountains 1524 Comment
  UCD121328  Asclepias fascicularis C. U. Hanks 1934-9-18 85 Plumas Hills north of Sierra Valley. 1676 Comment
  UC57241  Asclepias speciosa H. M. Hall and E. B. Babcock July, 1903 4425 Plumas Fox Creek Sierra Nevada Mountains 1219 Comment
  CDA39824  Asclepias speciosa T. C. Fuller 1959-7-6 4298 Plumas Highway 89, 1 mile north of Highway 40A, 1.7 miles north of Patton. 0 Comment
  CAS-BOT-BC69591  Aspidotis densa Clarence R. Quick 1952-6-29 52 -79 Plumas Summit road between belden and Humbug Valley. 1486 Comment
  CHSC21829  Aspidotis densa D. Brink; L. Mayer 1975-7-12 Plumas Bucks Lake Forest Service Survey. Comment
  CHSC33889  Aspidotis densa M. S. Taylor 1981-5-8 3651 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. S07 NW1/4 of NE1/4. 1615 Comment
  UC1242060  Aspidotis densa Don Branscomb 1958-7-19 Plumas nw Lake Basin Recreation Area; Eureka Peak area Comment
  CHSC69677  Aster Vernon H. Oswald; L. Ahart, L. Gehrung, L. Hanson, T. Martin 1992-8-20 5170 Plumas Quincy-La Porte Rd. at the pond at the N edge of La Porte. 1514 Comment
  CAS-BOT-BC97458  Aster Clare B. Hardham 1985-7-31 30128 Plumas at lower end of McClellan Canyon near Doyle's Crossing Comment
  CAS-BOT-BC97460  Aster Clare B. Hardham 1985-8-1 30158 Plumas Antelope Reservoir 1584 Comment
  CAS-BOT-BC97462  Aster W. Harnach; N. Harnach 1990-6-13 370 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  CDA13849  Aster eatonii G. F. Hrusa, T. D. Wilfred 1996-8-2 13458 Plumas Sierra Nevada; E side of Fells Creek immed. upstream from USFS 23N22 crossing. 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
  CHSC105678  Aster integrifolius 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
  JEPS91425  Astragalus canadensis var. brevidens Dean Wm. Taylor with Glenn L. Clifton 1990-6-26 11177 Plumas Sierra Valley; near junction Road A24 and Dyson Lane, in SW corner of the junction 1432 Comment
  CAS-BOT-BC229057  Astragalus lemmonii W. Harnach; N. Harnach 1990-5-14 320 Plumas Sierra Valley. Feather River Ranch property. 4 miles north of Loyalton on Co. Rd. A-24 1493 Comment
  CHSC48057  Astragalus lentiformis L. P. Janeway 1989-7-11 3478 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; 1/2 mi SW of the Beckwourth-Genesee Rd (rd 111) 11.5 mi from Beckwourth. 1699 Comment
  UC82593 Image available Astragalus lentiformis J. G. Lemmon 1876-1 Plumas near Sierra Valley (Clover Valley); Clover Valley Comment
  RSA107460  Astragalus pulsiferae var. pulsiferae L. S. Rose 1955-7-19 55152 Plumas Beckworth Pass. 1494 Comment
  CAS-BOT-BC200862  Astragalus webberi Mary Strong Clemens 1920-5-1 s.n. Plumas Taylorsville Comment
  CHSC33880  Astragalus webberi M. S. Taylor 1981-5-8 3661 Plumas N side of Hwy 89, ca. 1/4 mi s of turnoff to Taylorsville ca. 1 mi s of Crescent Mills. 1097 Comment
  CHSC34292  Asyneuma prenanthoides M. S. Taylor 1981-8-19 4217 Plumas Jct Bell Creek and rd 23N10, ca. 1.5 mi w of Sloat. 1310 Comment
  CAS-BOT-BC66091  Athyrium filix-femina var. cyclosorum John Thomas Howell 1960-7-22 35924 Plumas near Devil's Kitchen near Drakesbad 1828 Comment
  SEINET10941930  Athyrium filix-femina var. cyclosorum Lowell Ahart, John Dittes 2009-8-28 Ahart 16350 Plumas T26N, R7E, northeast 1/4 Section 1. Normal size frond, on damp to wet soil, seep, on the northside of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1477 Comment
  SD9781  Athyrium filix-femina var. cyclosorum Daniel Cleveland 1882-7-26 Plumas Big Spring, Big Meadow Comment
  CAS-BOT-BC17543  Athysanus pusillus John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-6-12 1989 Plumas Butterfly Botanical Area and Vicinity. Valley near barn. 1036 Comment
  CAS-BOT-BC17545  Athysanus pusillus Mary Strong Clemens 1920-5-14 s.n. Plumas Greenville. Comment
  CAS-BOT-BC17546  Athysanus pusillus Alice Eastwood 1927-6-11 14489 Plumas United States Forest Reserve. Forest Lodge near Greenville. Comment
  CAS-BOT-BC17544  Athysanus pusillus Matt Lavin 1982-6-25 4147 A Plumas Sierra Nevada. 4 miles from Graeagle on road to Gold Lake. 1706 Comment
  CDA43426  Avena barbata Willow Vieira 2015-6-4 PDR# 320 P6131685 Plumas Caribou. 0 Comment
  JEPS89882  Azolla microphylla Dean Wm. Taylor with Glenn L. Clifton 1992-8-23 13220 Plumas at bridge of Hwy. 207 ca. 1.3 mi. w. <Cresent> Mills (Indian Creek); Freather R. Watershed, Indian Creek 1112 Comment
  SEINET10474458  Balsamorhiza hookeri Mary Susan Taylor 1982-5-28 Taylor 4560 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
  CHSC113200  Balsamorhiza sagittata L. P. Janeway 2014-5-25 11265 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
  JEPS113556  Barbarea orthoceras Lowell Ahart, John Dittes 2007-6-17 14174 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  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
  CAS-BOT-BC494126  Bassia hyssopifolia W. Harnach; N. Harnach 2000-8-23 999 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  RSA508621  Betula nana Mrs. R. M. Austin 1879-06 s.n. Plumas Big Meadows. Comment
  JEPS32522  Bidens cernua W. L. Jepson 1918-8-16 8011 Plumas Engels Lights Creek 1341 Comment
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1
  CAS-BOT-BC102057  Bidens frondosa Lowell Ahart 1981-9-6 3103 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC72296  Bidens frondosa L. P. Janeway 1998-9-10 6275 Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  CAS-BOT-BC413054  Bistorta bistortoides Michael A. Vincent 1999-6-9 8545 Plumas Red Clover Valley, along FS Rt. 70, 0.5 mile north of FS 177/CA 111 Comment
  CAS-BOT-BC16140  Boechera constancei John Thomas Howell 1975-6-16 51131 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  CAS-BOT-BC16142  Boechera constancei Alice Eastwood 1927-6-1 s.n. Plumas United States Forest Reserve. Forest Lodge Greenville. Comment
  CHSC61716  Boechera howellii Vernon H. Oswald; Lowell Ahart 1993-8-25 5876 Plumas Lassen Volcanic National Park. W side of the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. 2057 Comment
  CAS-BOT-BC14263  Boechera pinetorum M. S. Taylor 1981-5-10 3666 Plumas North side of Genesee Valley Road, ca. 4 miles west of Genesee. 1097 Comment
  CHSC80818  Boechera pinetorum Lowell Ahart 2001-7-19 8939 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
  JEPS107621  Boechera pinetorum Lowell Ahart, Josephine Guardino 2005-8-9 12281 Plumas Northeast of the cabin (destroyed) and corral, on the south side of Fant Creek, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  CAS-BOT-BC14295  Boechera platysperma John Thomas Howell 1960-7-17 35497 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC16274  Boechera rectissima Walter Knight; Irja Knight 1969-6-24 2438 Plumas The Butterfly Botanical Area and Vicinity. From vicinity of mouth of Butterfly Creek. 883 Comment
  CHSC58185  Boechera rectissima Vernon H. Oswald; Lowell Ahart 1992-6-22 5016 Plumas Ca. 0.4 mi N of the park boundary along the services road into Terminal Geyser, ca. 0.5 mi ENE of Little Willow Lake. Bordering the road. 1767 Comment
  CHSC94125  Boechera rectissima Lowell Ahart 2006-7-3 12908 Plumas Near the east edge of a basalt flat, about 1/4 mile north of Lumpkin Ridge Road, on Lumpkin Ridge, about 4 miles (air) northeast of Camp 18. 1527 Comment
  CAS-BOT-BC25590  Boechera retrofracta John Thomas Howell; Gordon H. True 1969-6-23 45834 Plumas Sierra Nevada. On Middle Fork of Feather River at Nelson Point. 1249 Comment
  CAS-BOT-BC25592  Boechera retrofracta John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2439 Plumas Butterfly Botanical Area and Vicinity. From vicinity of mouth of Butterfly Creek. 883 Comment
  CHSC4214  Boechera sparsiflora R. Carter 1966-4-28 381 Plumas Found in Feather R. Canyon at Pauls Cr. (ca. 1.5 mi. NE of Rock Cr. Dam) 10 yds. off N side of Hwy. 70 on W side of creek. 731 Comment
  CAS-BOT-BC25906  Boechera suffrutescens John Thomas Howell; Gordon H. True 1967-7-11 43348 Plumas Sierra Nevada. Summit ridge of Mount Hough. 2194 Comment
  CAS-BOT-BC25933  Boechera suffrutescens John Thomas Howell 1960-7-22 35901 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad. 1828 Comment
  CAS-BOT-BC25936  Boechera suffrutescens M. S. Taylor 1982-8-5 4927 A Plumas Mount Hough Summit, ca. 7 miles north northeast of Quincy. 2194 Comment
  CHSC89025  Boechera suffrutescens L. Hanson 1999-7-26 407 Plumas Plumas National Forest. So. Fork Feather River crossing of La Porte-Quincy road. 1645 Comment
  CAS-BOT-BC478485  Boisduvalia Clarissa Kimber 1961-8-6 237 Plumas Upper Butterfly Valley, 2.5 mi. W turn off Hwy 89 - US 40 alt. 1 mi S Keddie 1158 Comment
  RSA715667  Boisduvalia densiflora var. densiflora L. Ahart, Josephine Guardino 2005-8-9 12260 Plumas Between Lights Creek and Fant Creek, W of Forest Road 27N09 about 6 miles (air) NW of the Boulder Creek Work Center at Antelope Lake. 1636 Comment
  POM310936  Boisduvalia densiflora var. densiflora H. L. Mason 1952-7-17 14380 Plumas Sierra Nevada: Along Western Pacific tracks just south of Beckwourth, Sierra Valley. 1524 Comment
  SD9247  Botrychium multifidum Mrs. R. M. Austin Jul 1876 Plumas Fern Dell Comment
  UC1609397  Botrychium simplex Vernon H. Oswald and Lowell Ahart 1993-8-3 5768 Plumas ca. 9 mi (air) n Lake Almanor (unnamed lake ca. 0.25 mi e of Hay Meadow, n end 30N25, sw corner of lake); s edge Caribou Wilderness 1926 Comment
  CHSC82541  Botrychium simplex var. compositum Lowell Ahart; John Dittes 2002-6-17 9727 Plumas On the west side of a meadow, about 40 yards south of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1715 Comment
  JEPS99050  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9866 Plumas 1 mi SE of Tamarack Flat (4.5 air mi NW of La Porte); Lumpkin Ridge Road 1701 Comment
  UCD102596  Boykinia major Jim McHenry 1992-6-1 s.n. Plumas location unknown. 1615 Comment
  POM92043  Boykinia occidentalis Bener 1897-7-3 s.n. Plumas [below?] Prattville [of Jemsville?] 1372 Comment
  CHSC20812  Brassica K. R. Stern 1975-7-24 5849 Plumas E shore of Lake Almanor. 1371 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
  CHSC77042  Brickellia greenei L. P. Janeway 1996-8-22 5078 Plumas Bean Creek at crossing of Road 25N17. 1402 Comment
  CAS-BOT-BC478972  Brodiaea californica subsp. californica A. A. Heller; B. B. Kennedy 1907-7-11 8796 Plumas Pratville Comment
  CAS-BOT-BC149493  Bromus arvensis Fred Sommers; Greg Sommers 1976-7-15 175 Plumas Sierra Nevada. Sierra Valley Marsh, along Marble Lane near Hot Springs. 1487 Comment
  UC196408  Bromus briziformis H. S. Yates 1913-7-20 Plumas Massack 1432 Comment
  CAS-BOT-BC149309  Bromus carinatus var. carinatus John Thomas Howell; Gordon H. True 1967-7-9 43245 Plumas Sierra Nevada. North Fork of Feather River at Caribou. 914 Comment
  JEPS28304  Bromus carinatus var. carinatus George W. Gillett 1957-7-17 794 Plumas (flowing) from Little Willow Lake into Willow Lake (Lassen Volcanic National Park); Lassen Volcanic National Park 1767 Comment
  UC1130982  Bromus carinatus var. carinatus C. W. Hanks 1934-8-9 27 Plumas Mountain n of Sierra Valley (Plumas National Forest); Plumas National Forest 1859 Comment
  CAS-BOT-BC148709  Bromus carinatus var. marginatus John Thomas Howell 1960-7-20 35760 Plumas Lassen Volcanic National Park. Boiling Springs Lake. 1798 Comment
  CHSC100311  Bromus ciliatus Lowell Ahart 2008-7-16 15075 Plumas Forest floor, edge of a seep, 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
  JEPS114921  Bromus ciliatus Lowell Ahart 2008-7-16 15075 Plumas Forest floor, edge of a seep, 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 L 1597 Comment
  JEPS118410  Bromus ciliatus Lowell Ahart 2011-9-17 17658 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  JEPS45880  Bromus hordeaceus L. S. Smith 1925-4-29 1556 Plumas Tahoe National Forest, s slope of Grizzley Ridge Grizzley Ridge; Tahoe National Forest, Grizzley Ridge 975 Comment
  CAS-BOT-BC155311  Bromus inermis Mary S. Clemens 1920-6-14 3 Plumas Greenville. Comment
  CHSC76153  Bromus japonicus G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3328 Plumas Forest land 4.8 miles northwest of Antelope Lake, 0.7 mile east of forest road to Taylor Lake. 1661 Comment
  CAS-BOT-BC162157  Bromus orcuttianus John Thomas Howell 1975-7-22 51363 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  CAS-BOT-BC162146  Bromus orcuttianus John Thomas Howell 1960-7-17 35494 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC162147  Bromus orcuttianus John Thomas Howell 1960-8-20 36274 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  SEINET13710646  Bromus orcuttianus Lowell William Ahart, Lowell William Ahart 2001-1 8998 Plumas Edge of Rd. 1/2 Mi. N of Humboldt Summit (T27N, R5E, sec 32, NW 1/4) 6000 Ft. 1829 Comment
  CDA12088  Bromus tectorum G. F. Hrusa, G. L. Webster 1989-5-1 7021 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  CHSC91530  Bromus tectorum G. D. Barbe; T. C. Fuller 1982-6-17 3808 Plumas Northern California. Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  JEPS116062  Bromus tectorum Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15866 Plumas About 1/3 miles (air) west of Lake Almanor Dam, near cut bank of Forest Road 27N01Y, along the north road edge 1462 Comment
  UCD57215  Calamagrostis canadensis August L. Hormay Date Unknown s.n. Plumas Quincy. Comment
  SEINET9097602  Calandrinia ciliata var. menziesii W. Harnach, N. Harnach 1991-6-21 555 Plumas Sierra Valley, 0.5 miles S of Beckwourth, next to railroad bridge E of County Road A-23. 1487 Comment
  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
  RSA39892  Callitriche verna P. A. Munz 1947-5-16 11838 Plumas 8 miles N of Chilcoot. 1524 Comment
  CHSC67322  Calocedrus decurrens James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2567 Plumas Top of Red Mtn. Above Rich Gulch Rd., N of Hwy. 70. Comment
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May 4 2012
  RSA755809  Calocedrus decurrens L. Ahart, John Dittes 2009-7-15 16085 Plumas Northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  SEINET13289852 Image available Calocedrus decurrens Austin 1876-1 Plumas Plumas Co. Comment
  CDA18573  Calochortus coeruleus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3322 Plumas Sierra Nevada; 2.8 miles north-northeast of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  JEPS61642  Calochortus coeruleus Duncan Dunning 1923-6-2 Plumas 4 mi nw Quincy (above Snake Lake) Comment
  UC1103464  Calochortus coeruleus Mrs. Mabel Dopplmaier 1949-6-18 Plumas near Johnsville Comment
  CHSC2444  Calochortus leichtlinii R. Carter 1965-7-6 27 I Plumas Found ca. 7 mi. W of Bucks Lake on Oroville-Quincy Rd. at Frenchman's Hill, on S side of Rd, ca. 30 yds. SSW of Frenchman's Hill sign. 1767 Comment
  CHSC64481  Calochortus leichtlinii B. Castro; G. Kuenster 1994-6-30 521 Plumas Ca. 0.1 mi SE of Grizzly Mtn (=Red Mtn on some maps), in grassy areas within serpentine outcrop on N side of USFS Rd 23N69. 1911 Comment
  JEPS15483  Calochortus leichtlinii Joseph and Hilda Grinnell 1938-6-11 1090 a Plumas Mohawk 1341 Comment
  POM109565  Calochortus leichtlinii Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  CAS-BOT-BC491834  Calochortus leichtlinii John Thomas Howell 1962-6-18 37768 Plumas Sirra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC491844  Calochortus leichtlinii A. A. Heller; P. B. Kennedy 1907-7-4 8719 Plumas Ridge east of Red Clover valley Comment
  RSA122279  Calochortus leichtlinii E. Sawyer 1935-6-4 70 Plumas 3.25 miles southeast of Beckwith Butte 1585 Comment
  JEPS61698  Calochortus minimus Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC493418  Calochortus nudus A. L., Mrs. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  PASA532  Calochortus nudus Margaret Stason 1932-6-22 Plumas Near Drakesba,d Lassen National Park Comment
  RSA109808  Calochortus nudus E. K. Balls 1956-6-19 21838 Plumas 0.3 mile east along State Highway 89, past P.G.&E. Dam, Lake Almanor 1433 Comment
  CHSC21516  Caltha leptosepala var. biflora L. Mayer; D. Brink 1975-7-8 Plumas Buck's Lake. Along stream. Comment
  UC303963  Calycadenia truncata Mary E. Pulsifier Ames 1894-7-1 Plumas Taylorsville, near Iron Mine Indian Valley Comment
  RSA293418  Calycadenia truncata subsp. truncata Reino Alava 1957-7-7 1210 Plumas Along the road, 16.5 miles southwest of Tobin, on Hwy; Featherwater River Canyon 12 Comment
  CHSC82494  Calyptridium monospermum Lowell Ahart 2002-6-26 9777 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  CHSC65173  Calyptridium umbellatum Lowell Ahart 1995-8-7 7603 Plumas On the south side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/4 mile (air) south-west of Pilot Peak. 2011 Comment
  UCD100476  Calyptridium umbellatum J. M. Tucker 1948-7-25 1745 Plumas above mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. Comment
  SEINET10572714  Calyptridium umbellatum Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5182 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  SEINET186893  Calyptridium umbellatum S. Gessel 1940-5-26 Plumas Silver Lake Comment
  UC725708  Calyptridium umbellatum A. A. Heller 1940-5-22 15667 Plumas Lake Almanor, at the P.G.& E. intake plant, on State Hwy #89 Lake Almanor Comment
  CAS-BOT-BC221249  Calystegia malacophylla subsp. malacophylla John Thomas Howell 1962-6-17 37664 Plumas Butterfly Valley 1036 Comment
  JEPS31599  Calystegia malacophylla subsp. malacophylla W. L. Jepson 1924-7-24 10636 Plumas Meadow Valley 914 Comment
  JEPS28595  Calystegia malacophylla subsp. malacophylla George W. Gillett 1957-7-13 757 Plumas below Sifford Lakes along direct route to Devils Kitchen (Lassen Volcanic National Park); , below Sifford Lakes 2057 Comment
  CHSC70247  Calystegia occidentalis subsp. occidentalis B. Castro; R. Fallscheer 1989-8-7 358 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1752 Comment
  UC1552748  Calystegia occidentalis var. tomentella Frederica Bowcutt 1985-6-6 539 Plumas about 15 air mi ne Quincy (on the sw side of Red Clover Creek and Beckwourth Genesee Road in Plumas National Forest); Plumas National Forest, sw side Red Clover Creek Comment
  CDA18561  Camassia quamash G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3353 Plumas Sierra Nevada; 0.25 mile northeast of Bucks Summit on Bucks Lake Road; at the head of Eagle Gulch. 1670 Comment
  CHSC91746  Camassia quamash G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-26 3353 Plumas Sierra Nevada. 0.25 mile northeast of Bucks Summit on Bucks Lake Road; hillside meadow at the head of Eagle Gulch. 1670 Comment
  CHSC2473  Camassia quamash subsp. quamash R. Carter 1965-7-6 266 Plumas Found 0.25 mi. S of intersection of Oroville-Quincy Rd. and U. S. F. S. road 24N33 on Oroville-Quincy Rd. 1767 Comment
  CHSC34285  Camissonia tanacetifolia M. S. Taylor 1981-7-13 3991 Plumas Jct Last Chance Creek and 26N01 at its jct with 28N03 (101), 2 mi e of Jordan Flat, ca. 10 mi w of Doyle. 1798 Comment
  RSA39782  Camissonia tanacetifolia subsp. quadriperforata P. A. Munz 1947-5-16 11823 Plumas 8 miles north of Chilcoot. 1524 Comment
  CAS-BOT-BC160892  Camissonia tanacetifolia subsp. tanacetifolia Mrs. H. C. Cantelow 1951-7-29 18 Plumas Hwy. 24 between Portola and Beckwourth Comment
  JEPS11732  Campanula prenanthoides W. L. Jepson 1939-7-29 19274 Plumas Spring Hill Trail Meadow Valley 1219 Comment
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Mar 30 2016
  SEINET10462882  Campanula prenanthoides Austin AUSTIN 546 Plumas HILLS SOUTH OF QUINCY Comment
  SEINET10462998  Campanula prenanthoides Griggs 1975-7-31 GRIGGS 276 Plumas Grizzly Forebay; Bucks Lake Forest Service Survey. T24N R6E Sec. 34 Comment
  CHSC101467  Cardamine breweri var. breweri L. P. Janeway; Jason Emmons, Dorothy Kieffer 2009-4-29 9831 Plumas Northern High Sierra Nevada. Rock Island Ridge, 1.8 air km east of Walker Plains. Small seep and associated southwest-flowing drainage on upper ridge. 1558 Comment
  UC1730270  Cardamine pachystigma L. P. Janeway 1998-3-30 5438 Plumas Rich Bar, E side of ravine draining to East Branch North Fork Feather River, above Hwy 70; on the talus slope and almost to the edge of the creeklet 1706 Comment
  SBBG30563  Carex D. Myrick 1968-6-19 1953 A Plumas Hwy 89 W of Lake Almanor 1371 Comment
  CAS-BOT-BC18361  Carex John Thomas Howell 1951-6-26 27536 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  JEPS106134  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11172 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  CHSC115511  Carex angustata Lowell Ahart; John Dittes, Josephina Guardino, Steve Green 2015-7-31 20423 Plumas On the west side of Duck Lake (near Blue Lake), 1180 feet north of Forest Service Road 29N18, 3.19 air-miles west-southwest of Sifford Mt., 6.41 air-miles south-southeast of Lassen Peak. 1892 Comment
  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
  RSA201332  Carex angustata J. T. Howell 1960-7-23 35943 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  RSA754926  Carex angustata L. Ahart, Josephine Guardino 2005-8-10 12316 Plumas Along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1822 Comment
  UC942946  Carex angustata Lewis S. Rose 1951-6-28 51028 Plumas 8 mi sw Johnsville; McRae Meadows 1950 Comment
  JEPS28350  Carex angustata George W. Gillett 1957-7-18 830 Plumas along the streambank of the main inlet Lassen Volcanic National Park, Willow Lake 1661 Comment
  JEPS63509  Carex angustata W. L. Jepson 1939-7-30 19286 Plumas Spanish Creek headwater, between Fales Hill and Chaparral Hill 1584 Comment
  UC2015879  Carex angustata Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-1 4415 Plumas Lassen Volcanic National Park. Drakesbad. Upper area, in low places west of the creek. Comment
  CHSC92298  Carex athrostachya Lowell Ahart; Josephine Guardino 2005-8-9 12254 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  JEPS113737  Carex athrostachya Lowell Ahart, John Dittes 2007-6-17 14165 Plumas West bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  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
  SEINET4289848 Image available Carex athrostachya L. Ahart, Dittes, J; Guardino, J 2009-1 15879 Plumas 300 yards southwest of the Boat Ramp, about 300 yards north of Lake Almanor Dam. Comment
  UC1133322  Carex athrostachya E. Sawyer 1935-6-22 168 Plumas Charlies Valley 1524 Comment
  CAS-BOT-BC19731  Carex athrostachya M. S. Taylor 1982-7-8 4795 Plumas Ramelli Ranch on south side of Feather River, ca. 0.25 mile east of Calpine Road (109), ca. 1 mile SW of Beckwourth. 1487 Comment
  CDA33020  Carex athrostachya G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3151 Plumas Long Valley, 0.4 mile south of junction of Dixie Canyon-Round Valley and Canyon Dam Roads, at Maxwell Mine Road. Comment
  SEINET10466813  Carex athrostachya Mary Susan Taylor 1982-6-28 Taylor 4780 Plumas T23N R14 E nw/se sec 27. Portola quad. In Sagebrush Scrub along s side of Feather River, ca. 1 mi sw of Beckwourth on Ramelli Ranch, ca. 1/4 mi w of Calpine Rd (109). 4880 ft. 1487 Comment
  POM81342  Carex aurea Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CAS-BOT-BC19523  Carex bolanderi John Thomas Howell 1960-7-17 35491 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC19524  Carex bolanderi John Thomas Howell 1962-6-17 37649 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CAS-BOT-BC19525  Carex bolanderi John Thomas Howell 1975-6-15 51121 Plumas Sierra Nevada. North Fork Feather River near Storrie. 548 Comment
  CAS-BOT-BC19526  Carex bolanderi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54292 Plumas Sierra Nevada. On China Grade, 1.4 mile south of Taylorsville. 1402 Comment
  CDA33045  Carex bolanderi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3277 Plumas China Grade Road, 1.4 miles south of Taylorsville. 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
  HSC7094  Carex brainerdii L. S. Rose 1969-6-23 69043 Plumas 8 mi. SW of Quincy, La Porte Rd. 1311 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
  CHSC80882  Carex buxbaumii Lowell Ahart; Vernon H. Oswald 2001-7-11 8888 Plumas Meadow, on the east side of the dirt road, about 1/4 miles northwest of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) northwest of Greenville. 1447 Comment
  CHSC115917  Carex cusickii Sara M. Taylor; Scott Batiuk 2012-7-31 54 Plumas Plumas National Forest. Maples Flat. Follow signs from Bucks Lake Rd to Smith Lake (via Snake Lake). Take left (west) onto 25N20.Continue west onto 25N57, left onto 25N59 (fen is ~800 m west of Drosera Pond). UTM zone 10, 4428172 N, 659702 E. 1573 Comment
  UC942955  Carex deweyana subsp. leptopoda Lewis S. Rose 1951-6-28 51029 Plumas 8 mi SW of Johnsville (McRae Meadows) 1950 Comment
  CAS-BOT-BC20090  Carex echinata Lewis S. Rose 1963-6-3 63101 Plumas Butterfly Valley. 2 miles SW of Keddie. 1097 Comment
  OBI6392  Carex echinata subsp. echinata Lewis S. Rose 1967-6-12 67112 Plumas Butterfly Valley, ca 3 mi W of keddie 1219 Comment
  UC1100649  Carex echinata subsp. echinata Malcolm A. Nobs, S. Galen Smith 1949-8-19 1449 Plumas bog and marsh at Butterfly Valley Butterfly Valley Comment
  CAS-BOT-BC20113  Carex feta John Thomas Howell 1973-7-10 49740 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  CAS-BOT-BC20115  Carex feta Walter Knight; Irja Knight 1966-6-18 1349 Plumas Sierra Nevada. Butterfly Valley. Pond Reservoir. 1097 Comment
  CAS-BOT-BC20116  Carex feta John Thomas Howell 1962-6-17 37659 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CHSC43011  Carex feta L. P. Janeway; B. Castro 1987-7-17 2489 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. 1584 Comment
  RSA60234  Carex feta E. K. Balls 1950-8-31 15530 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  CAS-BOT-BC20114  Carex feta Alice S. Mulford 1944-8-13 s.n. Plumas Mohawk. Smith Creek near road. Mohawk Tavern. Comment
  UC1133354  Carex filifolia var. erostrata E. Sawyer 1935-6-21 130 Plumas 1 3/4 mi ne Crow; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC103120  Carex fracta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16106 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC63287  Carex fracta Lowell Ahart 1994-6-17 7349 Plumas Meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  CHSC92294  Carex fracta Lowell Ahart; Josephine Guardino 2005-8-10 12318 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  JEPS105623  Carex fracta L. P. Janeway 2003-7-19 7909 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake 1853 Comment
  CAS-BOT-BC20698  Carex fracta John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54114 Plumas Sierra Nevada. 10.6 miles northeast of La Porte on road to Quincy. 1889 Comment
  JEPS109093  Carex geyeri D. W. Taylor 2008-6-18 20224 Plumas Deanes Valley along South Fork Rock Creek, Forest road 24 N28, 0.2 road miles S junction with Forest Road 23N16X (watershed N Fork Feather River). Comment
  CHSC53523  Carex hoodii L. P. Janeway 1989-7-12 3482 Plumas Plumas National Forest. Along Jackson Cr; rd 23N11 2.3 mi from Hwy 70/89, then 2.2 mi on rd 23N48 into Jackson Cr. 1783 Comment
  UC1026407  Carex hoodii Lewis S. Rose 1954-5-30 54065 Plumas Johnsville 1600 Comment
  CAS-BOT-BC7747  Carex integra Lewis S. Rose 1954-5-30 54066 Plumas Johnsville. 1600 Comment
  CDA17784  Carex integra G. D. Barbe, T. C. Fuller 1982-6-16 3788 Plumas Plumas National Forest; Below Mud Lake, 3/4 mile NE of Eisenheimer Peak. Plumas National Forest. 2097 Comment
  JEPS107624  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
  CDA33092  Carex integra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3145 Plumas 3.25 miles west of Round Valley Reservoir Dam , 0.25 mile east of road to Canyon Dam. Comment
  CHSC44257  Carex lasiocarpa V. Oswald; L. Ahart 1988-8-4 3679 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Located on the n side of the lake. 1676 Comment
  CHSC58525  Carex lasiocarpa Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5033 Plumas Grass Lake located just W of Lakes Basin Hwy. (County Rd. 519). 1926 Comment
  CHSC43006  Carex lemmonii L. P. Janeway; B. Castro 1987-7-17 2488 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. 1584 Comment
  CHSC43021  Carex lemmonii L. P. Janeway 1984-7-13 904 Plumas SW of Bucks Lake, near Grizzly Cr Campground. 1584 Comment
  CHSC78726  Carex lemmonii L. P. Janeway 2000-7-7 6882 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. 1609 Comment
  CHSC73450  Carex lenticularis var. lipocarpa B. Castro; L. Gehrung 1995-9-19 652 Plumas Ca 2 air mi NW of Little Grass Valley Reservoir, on N side of USFS Rd 22N94, ca 2 road mi NW of its jcn with Lumpkin Ridge Rd (USFS Rd 22N27). In Tamarack Flat meadow, in SE and NW portions of meadow. 1706 Comment
  CHSC97616  Carex lenticularis var. lipocarpa Lowell Ahart; John Dittes 2007-6-17 14198 Plumas On wet soil, along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  SEINET3450855  Carex lenticularis var. lipocarpa Unknown 2003-7-18 10431 Plumas La Porte, La Porte, about 5 air miles northwest to Little Grass Valley Reservoir dam, about 2 air miles northwest to Tamarack Flat,, about 1 mile southeast to Lumpkin Ridge Road, about 0.75 miles west, 150 yards south of the road 1730 Comment
  CDA36399  Carex leporinella G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-25 3319 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CAS-BOT-BC31519  Carex limosa Thomas Griggs 1975-6-1 237 Plumas Bucks Lake Area. Comment
  CHSC46988  Carex luzulina var. ablata L. P. Janeway 1989-8-4 3553 Plumas Plumas National Forest. East side of Eureka Ridge near headwater springs of Bear Cr. 1889 Comment
  JEPS114187  Carex luzulina var. ablata L. P. Janeway 2007-6-3 9029 Plumas Northern High Sierra Nevada. South-facing slope near top of eastern end of Red Mountains, near Road 23N69 1.1 km northwest of Road 18. Comment
  CAS-BOT-BC31203  Carex luzulina var. ablata F. J. Hermann 1955-7-27 11954 Plumas Bluff Falls Camp, Lassen Volcanic National Park. 2286 Comment
  JEPS120145  Carex mendocinensis Lowell Ahart 2012-7-1 18251 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  JEPS125846  Carex microptera Dean W. Taylor 2001-8-1 17860 Plumas Spring at N base of Pilot Peak, ca 10 air miles S of Quincy, along Forest Road 22N84X about 0.2 miles N of the Pilot Mine site. Comment
  CAS-BOT-BC32227  Carex multicostata John Thomas Howell 1960-7-20 35732 Plumas Boiling Springs Lake to Drakesbad. 1828 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
  RSA517299  Carex multicostata Barbara Ertter, Gary Schoolcraft 1987-6-17 7204 Plumas Ca. 1.5 air miles N of Chester. 1372 Comment
  JEPS113655  Carex nebrascensis Lowell Ahart, John Dittes 2007-6-16 14133 Plumas Bottom of a small stream, meadow, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  POM313120  Carex nebrascensis S. Galen Smith, Malcolm A. Nobs 1949-8-19 1457 Plumas Southeastern side of Portola. Comment
  UC1100501  Carex nebrascensis Malcolm A. Nobs, S. Galen Smith 1949-8-19 1457 Plumas se side Portola Comment
  CHSC55565  Carex nervina L. P. Janeway 1990-6-27 3732 Plumas Plumas National Forest. Headwaters of Joseph Creek on northeast side of Grizzly Ridge. 2103 Comment
  CAS-BOT-BC119520  Carex nudata Alice Eastwood 1918-5-25 6977 Plumas Portola. Comment
  CDA33122  Carex nudata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3313 Plumas 2.8 miles north-northeast of the Engle Mine town-site on the Diamond Mountain Road, between the road and Lights Creek. Comment
  UCD140715  Carex pachystachya John Thomas Howell 1960-7-23 35958 B Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC119190  Carex pachystachya W. I. Follett 1946-5-27 s.n. Plumas Rich Gulch 1173 Comment
  CAS-BOT-BC118814  Carex preslii Clare B. Hardham 1970-8-8 17701 H Plumas Thompson Peak. Comment
  CHSC55444  Carex rossii L. P. Janeway 1990-7-3 3758 Plumas Plumas National Forest. About 100 m west of Paradise Creek and about 2/3 mi south of Little Grizzly Creek. 1874 Comment
  JEPS105655  Carex rossii L. P. Janeway 2001-6-15 7180 Plumas High Cascade Range. East side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville 1399 Comment
  CHSC102001  Carex scabriuscula L. P. Janeway; B. Castro 2009-8-29 9944 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
  CHSC47348  Carex scabriuscula L. P. Janeway 1989-6-9 3286 Plumas Cyn of E Br N Fk Feather River, 5.4 mi E of the river mouth and Caribou Rd, along Hwy 70. 822 Comment
  CHSC71657  Carex scabriuscula Vernon H. Oswald; Lowell Ahart 1998-8-11 9478 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. 1737 Comment
  CAS-BOT-BC28307  Carex scopulorum var. bracteosa E. K. Balls 1950-9-1 15597 Plumas East of Long Lake in meadow, sloping down to 2 smaller lakes, southern county. 2103 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
  CAS-BOT-BC114991  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54344 Plumas 2.8 mi NNE of Englemine on Diamond Mt. Road. 1341 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
  CHSC109869  Carex subfusca L. P. Janeway 2012-7-7 10950 Plumas Northern High Sierra Nevada. Plumas National Forest; 200 m south of Cedar Flat. 1721 Comment
  CHSC53550  Carex subfusca L. P. Janeway 1990-7-2 3751 Plumas Plumas National Forest. About 100 ft west of Paradise Cr and about 1/2 mi south of Little Grizzly Cr. At an old logging landing and dirt road opening. 1859 Comment
  CHSC77175  Carex subfusca G. Douglas Barbe; J. T. Howell, 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
  JEPS115949  Carex subfusca Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15893 Plumas About 200 yards northwest of Lake Almanor Dam, in a mined over area 1421 Comment
  RSA702580  Carex subfusca L. P. Janeway, Robert F. C. Naczi 2004-7-24 8185 Plumas High Cascade Range. Humboldt Road crossing of small tributary of Butt Creek, 2.9 road km. from Humboldt Summit. 1756 Comment
  SEINET4292206 Image available Carex subfusca L. Ahart, Guardino, J 2007-1 14356 Plumas Open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. Comment
  SEINET8573943 Image available Carex subfusca L. Janeway, Castro, B 2009-1 9853 Plumas Comment
  CAS-BOT-BC115983  Carex subfusca L. P. Janeway 1990-7-2 3751 Plumas About 100 ft west of Paradise Cr and ca 1/2 mi S of Little Grizzly Cr. 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
  CAS-BOT-BC115403  Carex utriculata Walter Knight; Irja Knight 1966-6-19 1625 Plumas In very damp area, North end of Pond Reservoir. 1097 Comment
  CAS-BOT-BC115408  Carex utriculata John Thomas Howell 1967-6-23 42709 Plumas Butterfly Valley. 1066 Comment
  JEPS107719  Carex utriculata Lowell Ahart, John Dittes 2005-9-19 12384 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  CHSC31460  Carex vesicaria L. Ahart 1980-10-6 2661 Plumas Along the higher shore area around the lake ca. 0.5 mi w of Fowler Peak, ca. 2 mi n of Little Grass Valley Reservoir. 1700 Comment
  CHSC40413  Carex vesicaria Lowell Ahart 1985-7-11 5124 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles northeast of La Porte. 1584 Comment
  SEINET10466857  Carex vesicaria Mary Susan Taylor 1982-9-8 Taylor 5109 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CHSC105839  Carex whitneyi Lowell Ahart 2010-7-27 16929 Plumas About 150 yards west of the South Fork of the Feather River, west side of Forest Road 22N68, about 1/4 mile southwest of the Feather Fork Mine, about 1 1/2 miles (air) northeast of Little Grass Valley Reservoir. 1575 Comment
  SEINET11044476  Carex whitneyi J. T. Howell 1977-1 52407 Plumas Sierra Nevada, on the peninsula of Lake Almanor 1372 Comment
  UC1197604  Cassiope mertensiana subsp. californica Charlotte M. Wilder 1912-7-12 1831 Plumas Long Lake 2133 Comment
  RSA604697  Castanopsis sempervirens Louis C. Wheeler 1952-9-24 6959 Plumas Plumas 5: Vicinity of Crescent Mills. Comment
  CAS-BOT-BC249371  Castilleja applegatei M. S. Taylor 1982-6-10 4635 Plumas Ramelli Ranch, se of jct of Calpine Rd (109) and Hwy 70, ca. 1/2 mi sw of Beckwourth 1487 Comment
  CAS-BOT-BC249710  Castilleja applegatei subsp. pinetorum Alice Eastwood 1927-6-1 s.n. Plumas Forest Lodge, Greenville. United States Forest Reserve Comment
  CAS-BOT-BC249724  Castilleja applegatei subsp. pinetorum Robert J. Weatherby 1955-7-21 1651 Plumas Rocky Point, head of No Ear Bar trail, Middle Fork Feather River 1524 Comment
  JEPS9788  Castilleja applegatei subsp. pinetorum W. L. Jepson 1939-8-6 19342 Plumas Spring Hill Meadow Valley 1219 Comment
  SBBG6726  Castilleja applegatei subsp. pinetorum H. and M. Dearing 1938-7-17 2259 Plumas E of Lake Almanor Comment
  UC1012474  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jun 10 1940-Jun 11 1940 25805 Plumas e of Almanor (Route 89) 1463 Comment
  JEPS81467  Castilleja arachnoidea M. S. Taylor 1982-8-18 5013 Plumas ca 9 air mi ne Sloat (Mt. Ingalls summit); Mt. Ingalls, Mt. Ingalls QUAD. 2551 Comment
  UC1562664  Castilleja arachnoidea Barbara Ertter with Gary Schoolcraft 1989-7-3 8659 Plumas ca 8 air mi s Susanville (ridge between Redrock and Diamond Mt.) 2225 Comment
  SEINET13737583  Castilleja campestris W. Harnach, N. Harnach 1990-5-27 326 Plumas Sierra Valley, Harriot Lane, one mile S of Dyson Lane. Comment
  JEPS80624  Castilleja lacera M. S. Taylor 1981-4-19 3931 Plumas ca 1 mi nw Prattville (ca 0.75 mi e of Hwy 89, sw side of Lake Almanor, between campground and road to Almanor); Lake Almanor, Almanor SW Quad. 1371 Comment
  UC1562841  Castilleja lacera Barbara Ertter 1989-7-4 8685 a Plumas 4.2 mi w Hwy. 89 junction with Hwy 36 (Coyote Flat, w of Lake Almanor); Coyote Flat 1524 Comment
  RSA296389  Castilleja miniata W. L. Jepson 1939-7-31 19315 Plumas Spanish Peak (2 miles from summit). 2043 Comment
  RSA59688  Castilleja miniata E. K. Balls 1950-9-9 15755 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  CHSC62586  Castilleja miniata subsp. miniata B. Castro; L. P. Janeway 1987-7-17 138 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. 1584 Comment
  CHSC63475  Castilleja miniata subsp. miniata Lowell Ahart 1994-7-22 7487 Plumas South of the Pacific Crest Trail, on the north side of Mount Etna. 1981 Comment
  CDA34646  Castilleja tenuis L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16135 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. Comment
  CHSC36206  Castilleja tenuis M. S. Taylor 1982-7-8 4800 Plumas On Ramelli Ranch on s side of Feather River in dry edges, ca. 1 mi se of Beckwourth. 1487 Comment
  CHSC43561  Castilleja tenuis Lowell Ahart 1970-6-25 56 Plumas About 1/2 mile east of the Feather Fork Mine, about 6 miles north of La Porte. 1828 Comment
  JEPS95707  Castilleja tenuis Lowell Ahart 1995-9-13 7621 Plumas on the north side of Onion Valley; east of Quincy La Porte Road; about 1 mile north-west of Pilot Peak 1828 Comment
  RSA755445  Castilleja tenuis L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16135 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
  UCD169860  Castilleja tenuis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16135 Plumas Meadow on 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
  CHSC96735  Ceanothus arcuatus L. P. Janeway 2007-5-20 8997 Plumas Northern High Sierra Nevada. Along Hwy 70/East Branch North Fork Feather River/Serpentine Canyon, 1.0 road km east of the Rich Bar overlook. 777 Comment
  RSA14403  Ceanothus cordulatus Elmer I. Applegate 1929-6-21 5819 Plumas Warner Valley, Mt. Lassen Comment
  RSA609437  Ceanothus cordulatus Louis C. Wheeler 1958-7-29 7346 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  CHSC70039  Ceanothus cuneatus var. cuneatus L. P. Janeway 1997-5-15 5132 Plumas Hwy 70/89 at Rattlesnake Creek. 1310 Comment
  CAS-BOT-BC50732  Ceanothus integerrimus John Thomas Howell 1973-7-9 49718 Plumas Sierra Nevada - Round Valley 1371 Comment
  CAS-BOT-BC50767  Ceanothus integerrimus Duncan Dunning 1921-8-25 36366 Plumas Merrimac 1524 Comment
  SJSU5712  Ceanothus integerrimus L. S. Rose 1967-7-10 67153 Plumas 3 mi W of Keddie, Butterfly Valley 1097 Comment
  UC1070762  Ceanothus integerrimus D. Axelrod 1934-6-9 35 Plumas 2.5 mi w Lexington Hill; Bidwell Bar quad., Plumas Nat. For. 1706 Comment
  SEINET7720974  Ceanothus integerrimus Unknown 1876-1 Plumas American Valley Comment
  RSA0089038  Ceanothus integerrimus var. californicus Bonnie C. Templeton 1968-6-9 11255 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  CAS-BOT-BC51042  Ceanothus integerrimus var. macrothyrsus Anna Head 1920-6-10 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  JEPS48725  Ceanothus prostratus John W. Duffield 1937-5-23 Plumas rd to Bear Creek Ranger Station Comment
  UCD112670  Ceanothus prostratus P. Thompson 1996-4-26 44 Plumas Hwy 147. Two kilometers north of Hwy. 89 and Hwy. 147 junction. 1400 Comment
  UCR54286  Ceanothus prostratus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0950 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  SEINET5743570 Image available Ceanothus prostratus Dean Ahrenholz 1964-1 13 Plumas Near State Hwy 89, ca. 2 miles W of Greenville.; Greenville Comment
  SD46590  Ceanothus velutinus Robert J. Weatherby 1950-8-11 1515 Plumas Peak of Mt. Elwell, Lakes Basin Area, Northern Sierra Nevadas 2377 Comment
  CAS-BOT-BC63182  Ceanothus velutinus var. velutinus Anna Head 1920-7-15 s.n. Plumas Above Lake Center Camp. Feather River region. 1981 Comment
  CAS-BOT-BC272086  Centaurea cyanus John Thomas Howell 1967-6-23 42696 Plumas Butterfly Valley, Sierra Nevada 1066 Comment
  CHSC20809  Centaurea cyanus K. R. Stern 1975-7-24 5846 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC45650  Centaurea cyanus Vernon Oswald 1984-7-9 1356 Plumas Hwy 89 at the south edge of Crescent Mills. 1071 Comment
  CAS-BOT-BC277044  Centaurea maculosa J. Budaj 1966-7-18 s.n. Plumas Near County Hospital, Quincy Comment
  SEINET5343604 Image available Centaurea virgata var. squarrosa M. J. Williams 1974-8-5 74 -P-2 Plumas Near Chilcoot 1524 Comment
  CHSC54540  Cephalanthera austiniae Vernon H. Oswald 1991-8-5 4807 Plumas Service road from the south park boundary into Terminal Geyser, ca. 2.5 miles (air) southeast of Drakesbad. Lassen Volcanic National Park. 1706 Comment
  CAS-BOT-BC384935  Cerastium arvense John Thomas Howell 1967-6-23 42738 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  JEPS107784  Cerastium arvense Lowell Ahart, Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11751 Plumas On the south side of Highway 70, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area 484 Comment
  CAS-BOT-BC388205  Cerastium fontanum subsp. vulgare John Thomas Howell 1951-6-28 27673 Plumas Jamison Creek 1584 Comment
  CAS-BOT-BC276723  Chaenactis douglasii var. douglasii John Thomas Howell 1962-6-17 37715 Plumas Portola Comment
  CHSC117556  Chaenactis douglasii var. douglasii Lowell Ahart 2016-7-9 21089 Plumas Top and east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) of northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CAS-BOT-BC276728  Chaenactis douglasii var. douglasii Clare B. Hardham 1975-8-2 20489 Plumas Black Mountain 2133 Comment
  CAS-BOT-BC276732  Chaenactis douglasii var. douglasii Alice Eastwood 1927-6-1 s.n. Plumas On road from Chilcoot, United States Forest Reserve Comment
  RSA71067  Chaenactis douglasii var. douglasii L. S. Rose 1951-6-24 51069 Plumas 9 mi. east of Quincy. 1220 Comment
  POM98578  Chamaesaracha nana F. W. Peirson 1926-6-21 6796 Plumas South shore Lake almanor, 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
  SEINET10453902  Chamaesyce serpillifolia Mary Susan Taylor 1982-8-27 Taylor 5065 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
  CHSC81116  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2001-8-28 9187 Plumas Along the sides of the dirt roads, along road C - Line of Roseburg Resources Company, 1/8 mile south of Highway 36 and 89 at sign of Roseburg Lumber Company, Almanor Tree Farm, A Producing Forest, about 5 miles (air) southwest of Chester. 1402 Comment
  CHSC61658  Chamerion angustifolium subsp. circumvagum Vernon H. Oswald; Lowell Ahart 1993-8-25 5863 Plumas North Arm of Rice Creek SE of Twin Mdws., ca. 0.2 mi upstream from the S boundary of the park at the downstream end of a series of falls and cascades. On a cliff on the E side of the creek. 1987 Comment
  CHSC66763  Chamerion angustifolium subsp. circumvagum Vernon H. Oswald; Lowell Ahart 1996-8-14 8176 Plumas Northern High Sierra Nevada. Near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Rd., 1.8 mi NE of White Horse Campground. Downhill side of the road. 1676 Comment
  CHSC110266  Cheilanthes gracillima L. P. Janeway 2012-6-2 10851 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CAS-BOT-BC70207  Cheilanthes gracillima Clarence R. Quick 1952-6-24 52 -81 Plumas 1.2 miles south of summit on road between Belden and Humbug Valley Comment
  SEINET4171894  Chenopodium berlandieri W. Harnach, N. Harnach 2000-8-2 972 Plumas South of Beckwourth, 1.5 miles south of HWY 70 on A-23, .25 miles east of A-23. 1487 Comment
  JEPS115528  Chenopodium pumilio Lowell Ahart, John Dittes 2009-9-7 16380 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC2461  Chimaphila menziesii R. Carter 1965-7-6 273 Plumas Found at Buckeye Water Hole, 8.55 mi. N of Mountain House on Oroville-Quincy Rd., on E side of road ca. 20' from end of the pipe at base of Pinus ponderosa. 1280 Comment
  CAS-BOT-BC452242  Chimaphila umbellata H. L. Mason 1924-6-18 1054 Plumas Road between Graeagle and Gold Lake Comment
  CHSC102078  Chimaphila umbellata Lowell Ahart; John Dittes 2009-7-14 16066 Plumas On dry soil, on the both sides 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
  CHSC88606  Chimaphila umbellata Linnea Hanson 1987-7-8 118 Plumas Plumas National Forest. Graeagle Creek. 1341 Comment
  SD46614  Chimaphila umbellata Robert J. Weatherby 1950-7-7 1448 Plumas Ganser Creek, Quincy 1219 Comment
  HSC22958  Chimaphila umbellata John Pratt 1970-7-19 75 Plumas 1982 Comment
  RSA59307  Chrysolepis sempervirens E. K. Balls 1950-9-12 15791 Plumas 1.2 mi. along trail from Lakes Center Public Campground to Long Lake outlet. 2043 Comment
  RSA59454  Chrysolepis sempervirens E. K. Balls 1950-9-2 15656 a Plumas South slope below Mt. Ingalls Lookout, north of Grizzly Valley. 2378 Comment
  SDSU307  Chrysopsis villosa var. hispida D. F Howe 1978-7-16 5080 Plumas Route 49, 3 miles north of Loyalton, Plumas Co. 1463 Comment
  RSA201326  Chrysothamnus nauseosus subsp. albicaulis J. T. Howell 1960-8-20 36283 Plumas Kelly Camp, near Drakesbad. 1616 Comment
  CAS-BOT-BC100818  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1961-9-25 36963 Plumas Portola 1478 Comment
  CAS-BOT-BC279838  Cichorium intybus John Thomas Howell 1959-9-24 34910 Plumas Crescent Mills 1066 Comment
  UCD127357  Cicuta douglasii Elaine Ahrenholz 1962-6-2 54 Plumas 1 mile above Oakland Camp, Spanish Creek. Comment
  CHSC21563  Circaea alpina subsp. pacifica L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake. Found beside a stream in the middle portion of the section. Comment
  CHSC62765  Circaea alpina subsp. pacifica B. Castro; R. A. Schlising 1987-7-21 159 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at lower edge of a spring on unnamed E-trending tributary to Mohawk Ck. 1600 Comment
  SEINET10475277  Cirsium cymosum Mary Susan Taylor 1982-6-28 Taylor 4773 A Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  SEINET10473703  Cirsium drummondii Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4661 Plumas T27N R12E sw/nw sec 15. Antelope Lake quad. Dry mdw on n side of Indian Creek, e side of 28N03, nw corner of Antelope Lake, ca. 12 mi ne of Taylorsville. Sandy poor soil. 5000 ft. 1524 Comment
  CDA1373  Cirsium occidentale var. candidissimum T. C. Fuller 1957-9-16 304 -57 Plumas Storrie. Comment
  CAS-BOT-BC285539  Cirsium occidentale var. candidissimum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54205 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  RSA31207  Cirsium occidentale var. candidissimum Joseph A. Ewan 1934-7-18 8547 Plumas Near Dentens, Mojawk Valley Comment
  CAS-BOT-BC286447  Cirsium scariosum John Thomas Howell 1955-7-19 30825 Plumas Mohawk 1371 Comment
  CAS-BOT-BC286446  Cirsium scariosum Greg Sommers 1976-7-6 1278 Plumas 600 meters southeast of metal bridge on Dyson Lane. Sierra Valley Marsh 1524 Comment
  UCD130694  Cirsium scariosum var. americanum R. N. Raynor 1939-6-1 s.n. Plumas along Lake Almanor, near Chester. Comment
  CAS-BOT-BC285830  Cirsium vulgare Greg Sommers 1976-8-23 1276 Plumas Sierra Valley along Marble Lane 1487 Comment
  CAS-BOT-BC228910  Cistanthe umbellata Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC228904  Cistanthe umbellata A. A. Heller 1938-5-30 15132 Plumas Along the Feather River near Bucks Creek power house Comment
  CAS-BOT-BC228915  Cistanthe umbellata Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas About 6 miles west of Johnsville on road from Mohawk Comment
  UC725297  Clarkia mildrediae A. A. Heller 1940-6-5 15708 Plumas along State Hwy. 24 near Buck's Creek power house Comment
  CHSC89915  Clarkia mildrediae subsp. lutescens N. L. Jurjavcic; W. A. Sears 2004-7-28 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Adjacent to a trail. Located 20-30 feet above the high water mark. 1524 Comment
  CAS-BOT-BC163857  Clarkia purpurea subsp. quadrivulnera John Thomas Howell 1975-6-16 51155 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC164913  Clarkia rhomboidea Clarence R. Quick 1963-7-24 63 -60 Plumas On shoulder of east-west ridge 1.5 miles east of Wheeler Peak Comment
  CAS-BOT-BC164918  Clarkia rhomboidea John Thomas Howell 1967-6-23 42718 Plumas Canyon of the East Branch of Feather River 2 miles east of Twain Comment
  UC586932  Clarkia rhomboidea Joseph Andorfer Ewan 1934-6-25 8204 Plumas above Dentens (Blairsden) (Gold Lake Road); Sierra Nevada 1524 Comment
  SEINET10870532  Clarkia rhomboidea Leslie D. Gottlieb 1987-8-22 Gottlieb 8756 Plumas Rt. 70, Paxton Bridge; on slopes on north side of river. Specimen grown in Genetics Department greenhouse, UC Davis, Fall 1987 from seeds collected Aug 22, 1987. Comment
  CDA15374  Clarkia stellata G. F. Hrusa 1997-6-26 13888 Plumas Sierra Nevada; USFS 23N22D terminus. Comment
  CHSC117486  Clarkia stellata Lowell Ahart 2016-6-29 21072 Plumas Top and southwest 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
  CHSC76318  Clarkia stellata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3249 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CHSC87125  Clarkia stellata L. P. Janeway 2001-6-14 7173 Plumas Northern High Sierra Nevada. 4.8 km east-southeast of Meadow Valley; 1.3 km east of Deer Creek confluence with Rock Creek. 1329 Comment
  UC625489  Clarkia stellata Frank W. Gould 1938-6-26 464 Plumas 3 mi n Greenville (along highway) 1127 Comment
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Mar 30 2008
  CHSC98348  Claytonia lanceolata L. P. Janeway 2007-6-3 9015 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 Comment
  SD8154  Claytonia palustris Mrs. R. M. Austin 1877-1 Plumas American Valley; Mill Creek Comment
  CAS-BOT-BC439877  Claytonia perfoliata John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2075 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  UCD69665  Claytonia perfoliata Ernie Bell 1982-5-23 27 Plumas Southwest end of Snake Lake, approximately 10 miles southwest of Quincy. 1219 Comment
  UC1583955  Claytonia perfoliata subsp. intermontana G. Schoolcraft 1990-5-9 2024 Plumas about 1 mi w Crescent Mills 1463 Comment
  UC397354  Claytonia rubra subsp. rubra Mrs. Jos. Clemens 1920-3-18 Plumas Crescent Mills Comment
  SEINET10536030  Clematis lasiantha John G. Lemmon Lemmon s.n. Plumas Comment
  CDA14142  Collinsia parviflora G. F. Hrusa 1997-5-3 13832 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC76070  Collinsia parviflora G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3253 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 miles northwest of China Grade Road (to Taylorsville). 1798 Comment
  UCD23344  Collinsia parviflora E. W. Jameson 1949-5-3 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  RSA166260  Collinsia torreyi H. Dearing, M. Dearing 1939-7-4 3833 Plumas Gold Lake. Comment
  CDA15383  Collinsia torreyi var. torreyi G. F. Hrusa 1997-5-3 13838 Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC82507  Collinsia torreyi var. torreyi Lowell Ahart 2002-6-26 9769 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
  JEPS3893  Collinsia torreyi var. wrightii Mrs. Emanuel Esther C. Fritz 1933-7-15 Plumas summit Spanish Peak 2133 Comment
  CDA15909  Collomia grandiflora B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  CHSC20854  Collomia grandiflora K. R. Stern 1975-7-24 5810 Plumas SE shore of Lake Almanor. 1371 Comment
  CHSC33929  Collomia grandiflora M. S. Taylor 1981-7-6 3977 Plumas In the Y of the two Ross Canyon Rds (25N31A and B), ca. 1.5 mi e of Dixie Valley Rd (28N01), ca. 16 air mi nw of Chilcoot. 1920 Comment
  JEPS87595  Collomia grandiflora Lowell Ahart 1994-7-7 7461 Plumas about 0.75 air mi s Pilot Peak (on n side of Pacific Crest Trail, on Bunker Hill Ridge, Plumas and Sierra Counties); Bunker Hill Ridge, Pacific Crest Trail 2011 Comment
  UC1123643  Collomia grandiflora G. T. Nordstrom 1934-7-20 250 Plumas 0.6 mi nw Edmanton; Plumas National Forest, Bidwell Bar Quadrangle Comment
  RSA59576  Collomia grandiflora Verne Grant, Alva Grant 1950-7-12 8935 Plumas Top of Red Mt. between Susanville and Taylorsville 2043 Comment
  SEINET10869744  Collomia heterophylla Mary Susan Taylor 1982-5-13 Taylor 4434 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  UC972193  Collomia heterophylla Milo S. Baker 1952-5-27 12468 a Plumas Hwy 24 perhaps 20 mi below Belden (drinking fountain on right side of highway); Feather River Canyon Comment
  CHSC101791  Collomia tinctoria Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15852 Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC64122  Collomia tinctoria B. Castro; R. A. Schlising 1987-7-21 189 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98, along Rd.22N98 E of spring on unnamed E-trending tributary to Mohawk Ck and immediately E of a small meadow which extends from the spring down to Rd 22N98. On roadcut bank. 1569 Comment
  JEPS28665  Collomia tinctoria George W. Gillett 1957-7-23 888 Plumas summit of Mount Harkness Lassen Volcanic National Park 2446 Comment
  UCSB24905  Collomia tinctoria Hardham, Clare Plumas Gold Run Creek or Diamond Peak; County line south of Susanville Comment
  JEPS123948  Comarum palustre Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20425 Plumas On the west side of Duck Lake (near Blue Lake), 1,180 feet north of Forest Service Road 29N18, 3.19 air miles west-southwest of Sifford Mt., 6.41 air miles south-southeast of Lassen Peak. Comment
  CAS-BOT-BC157362  Comarum palustre Malcom A. Nobs; S. Galen Smith 1949-8-19 1423 Plumas About 2 miles south of Greenville, Indian Valley Comment
  CHSC103136  Conyza canadensis Lowell Ahart; John Dittes 2009-9-7 16376 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS122241  Conyza canadensis Lowell Ahart 2014-9-9 19835 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  CHSC21080  Corallorhiza maculata F. T. Griggs; A. Pass 1975-7-2 48 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS89229  Corallorhiza maculata W. I. Follett 1928-6-17 1 Plumas mountainside opposite Caribou; North Fork Feather River, Deadwood Ravine 1341 Comment
  HSC22911  Cordylanthus pilosus John Pratt 1970-7-11 72 Plumas 1677 Comment
  JEPS95429  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1994-7-28 7529 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CHSC70279  Cordylanthus tenuis subsp. viscidus B. Castro; R. Zebell 1989-8-7 361 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi WSW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1828 Comment
  JEPS48510  Cornus nuttallii E. C. Fritz 1933-6-28 Plumas aboE. C. Fritzut Camp Califorest near Meadow Valley 1188 Comment
  CAS-BOT-BC210302  Cornus sericea John Thomas Howell 1951-8-20 28205 A Plumas Near Taylorsville 1066 Comment
  CAS-BOT-BC210322  Cornus sericea David D. Keck 1932-7-3 1654 Plumas South of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  CDA18562  Cornus sericea subsp. occidentalis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3352 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  SD7622  Cornus sericea subsp. occidentalis R. M. Austin 1877-1 Plumas Mill Creek Comment
  CHSC75491  Cornus sericea subsp. sericea G. F. Hrusa; T. D. Wilfred 1996-8-23 13531 Plumas Sierra Nevada. Upper Long Valley Creek below confluence with Bull Run Ceek. 1 mi E of Lava Peak, and 2 im. NE of Cromwell townsite. Along old 12E19 pack trail, now largely unused in upper parts. 1500 Comment
  SEINET3478225  Cornus sericea subsp. sericea G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1991-6-25 3279 Plumas East of Taylorsville, East of Taylorsville, 0.7 miles south of Arlington Road (Main Street), on Beckworth-Greenville Road 1110 Comment
  CAS-BOT-BC401866  Corydalis caseana subsp. caseana Lester Rowntree 1935-6-15 s.n. Plumas Mineral Comment
  CAS-BOT-BC401867  Corydalis caseana subsp. caseana Lloyd W. Swift 1930-8-16 36 Plumas Plumas National Forest. Emigrant Creek, Grizzly Valley 1828 Comment
  UC634897  Corydalis caseana subsp. caseana Ethel Wicks July 1926 2897 Plumas Mt. Elwell Comment
  UCD21049  Corydalis caseana subsp. caseana E. Bortiri 2002-7-20 WFC 85 Plumas Red Rock Spring Meadow, Plumas NF, South of Diamond Mountains, Plumas Co. Comment
  CHSC94662  Crassula aquatica Lowell Ahart 2006-10-8 13414 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
  RSA312453  Crassula aquatica Malcolm A. Nobs, S. Galen Smith 1949-8-18 1374 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  UCD169657  Crepis acuminata Lowell Ahart 2009-7-15 16098 Plumas About 2.3 miles (air) southeast of Butt Valley Reservoir Dam, on the south side of Forest Service Road 26N22, east of the power line. 1517 Comment
  SEINET7837059 Image available Crepis bakeri W. Harnach, N. Harnach 1990-5-6 277 Plumas Sierra Valley, 2.25 road miles N of Sierra/Plumas Co. lin on A23. 1509 Comment
  SEINET7837061 Image available Crepis bakeri M. Foster 1988-6-5 159 Plumas N of Big Grizzly Creek and S of Walker Mine Rd., 1 mi W of Lake Davis, 12 mi N by NW of Portola 1768 Comment
  UC346535  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-23 181 Plumas about 2 or 3 mi e Meadow Valley (along hwy to Quincy) Comment
  JEPS32705  Crepis occidentalis Lewis S. Rose 1963-6-4 63128 Plumas 2 mi s Beckwourth; Sierra Valley 1463 Comment
  UC567039  Crepis occidentalis E. Sawyer 1935-6-1 51 Plumas 1 3/4 mi ne Hawks; Sierraville Quadrangle 1524 Comment
  UC581196  Crepis occidentalis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-8 2230 Plumas 1/2 mi s ridge crest south of Laufman's Ranger Station 1550 Comment
  CHSC102476  Crepis pleurocarpa L. P. Janeway 2009-8-13 9926 Plumas Northern High Sierra Nevada. Plumas National Forest; eastern end of Red Mountain, 430 m south-southeast of the Buckhorn survey monument. 1909 Comment
  CHSC107436  Crepis pleurocarpa L. P. Janeway; Peter Zika 2011-8-6 10631 Plumas Northern High Sierra Nevada. Plumas National Forest; on top of the serpentine ridge on southeast side of Quincy-La Porte Road, 1.4 air km northwest of Pilot Peak. 2015 Comment
  CHSC80803  Crepis pleurocarpa Lowell Ahart 2001-7-19 8937 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
  UC346538  Crepis pleurocarpa E. B. Babcock and M. Navashin 1928-6-23 180 Plumas nr. hwy about 5 mi w Blairsden Comment
  UC581308  Crepis pleurocarpa G. L. Stebbins Jr. and J. A. Jenkins 1937-7-6 2190 Plumas 2 mi s Keddie (on road to Quincy) 1127 Comment
  CAS-BOT-BC190065  Crypsis alopecuroides John Thomas Howell 1977-8-11 52716 Plumas Sierra Nevada. Dessicated bottom of Frenchmans Reservoir on east side near Big Cove. 1706 Comment
  JEPS114419  Cryptantha affinis Lowell Ahart 2008-7-9 15053 Plumas Basalt area, bare area near mined basalt, about 20 yards north of the dirt road, about 1/4 mile east of the Feather Fork Mine, road is east of the main road and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte 1686 Comment
  CHSC54315  Cryptantha milobakeri Vernon H. Oswald; Lowell Ahart 1991-6-18 4681 Plumas Forest Rd 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville. 1609 Comment
  CHSC96854  Cryptantha simulans Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14008 Plumas Around trees, east side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS103429  Cryptantha simulans Lowell Ahart 2002-7-18 9861 Plumas Basalt ridge, ca 1/8 mile N of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) NW of La Porte. 1764 Comment
  SEINET12564967  Cryptantha simulans A. A. Heller, P. B. Kennedy 1907-7-9 8776 Plumas Prattville. Comment
  CDA32015  Cryptantha torreyana L. Ahart, J. Dittes, J. Guardino 2009-7-29 16223 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  CHSC37695  Cryptantha torreyana M. S. Taylor 1982-9-8 5116 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 4 mi s of Greenville. 1371 Comment
  CAS-BOT-BC70458  Cryptogramma acrostichoides Lewis S. Rose 1932-9-4 32620 A Plumas Jamison Lake 1981 Comment
  CAS-BOT-BC70460  Cryptogramma acrostichoides Robert J. Weatherby 1950-8-11 1506 Plumas Trail to Silver Lake, Lakes Basin Area, North Sierra Nevada Mts. 1981 Comment
  SEINET10866996  Cupressus bakeri Mary Susan Taylor 1981-8-3 Taylor 4151 Plumas T27N R11E ne 1/4 nw 1/4 sec 26. Kettle Rock quad. Along drainage east of Mud Lake, ca. 0.6 mi ne of Eisenheimer Peak, ca. 10 mi N of Genesse. Tertiary volcanic granite base. 6700 ft. 2042 Comment
  CAS-BOT-BC224381  Cuscuta John Thomas Howell 1962-6-18 s.n. Plumas Northwest part of Sierra Valley 1487 Comment
  CHSC61044  Cuscuta californica var. breviflora Vernon H. Oswald; Lowell Ahart 1993-8-3 5762 Plumas Hay Meadow located at the N end of 30N25 on the S edge of the Caribou Wilderness, ca. 9 mi (air) N of Lake Almanor. 1950 Comment
  SBBG119861  Cuscuta occidentalis L. Ahart 2003-9-7 10563 Plumas Bunker Hill Ridge, ca. 1 mi (air) SE of Pilot Pk, ca. 9 mi (air) NE of La Porte 2038 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
  CHSC51258  Cuscuta subinclusa Lowell Ahart 1990-9-19 6597 Plumas Along the north side of Bird Creek, about 1/2 mile south of Cleghorn Bar Road, about 3 miles north-west of Pilot Peak. 1737 Comment
  UC1564768  Cuscuta suksdorfii V. Oswald and L. Ahart 1989-7-22 3949 Plumas ca 2 air mi nnw Humbug Summit; Lost Lake 1950 Comment
  UC584302  Cusickiella douglasii G. L. Stebbins Jr., J. A. Jenkins 1937-5-22 2145 Plumas e side Beckwith Peak Beckwith Peak; Sierra Valley, e side Beckwith Peak 1676 Comment
  RSA739641  Cycladenia humilis B. Castro, L. P. Janeway 2005-9-11 1523 Plumas 5 air miles N of Bucks Lake and 3 miles S of Hwy 70 and the Feather River Canyon, 0.4 air miles W of Three Lakes. 1723 Comment
  SD7700  Cycladenia humilis var. humilis R. M. Austin 1880-1 Plumas Big Meadows Comment
  CDA13353  Cynoglossum occidentale G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13202 Plumas Sierra Nevada; 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CAS-BOT-BC133729  Cypripedium californicum Margaret Williams 1963-6-10 s.n. Plumas Field redacted by CAS, contact the data manager for more information Comment
  CHSC111724  Cypripedium californicum Lowell Ahart 2012-7-1 18254 Plumas Along the creek, on both sides of the small stream ... Field redacted by CHSC, contact the data manager for more information 850 Comment
  RSA139106  Cypripedium californicum Lee W. Lenz 1958-6-19 23529 Plumas North Fork, Feather River above Beldon 610 Comment
  RSA508639  Cypripedium californicum Mrs. R. M. Austin 1880-7-21 s.n. Plumas Mount Dyer 1829 Comment
  CAS-BOT-BC136514  Cypripedium montanum Margaret Williams 1962-6-10 s.n. Plumas Field redacted by CAS, contact the data manager for more information Comment
  CHSC46168  Cystopteris fragilis Lowell Ahart 1973-5-31 250 Plumas Near the Little North Fork of the Feather River. 1066 Comment
  JEPS113772  Cystopteris fragilis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14017 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  CAS-BOT-BC189784  Dactylis glomerata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1529 Plumas Butterfly Botanical Area and Vicinity. Area north of Pond Reservoir. 1097 Comment
  CHSC82442  Dactylis glomerata Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9831 Plumas On the north side of Forest Road 22N94, about 50 yards west of Forest Road 22N94E, 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
  CHSC92146  Dactylis glomerata Lowell Ahart; John Dittes 2005-9-20 12457 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  CAS-BOT-BC445531  Damasonium californicum Mary Strong Clemens 1920-6-12 s.n. Plumas Taylorville Comment
  CAS-BOT-BC189659  Danthonia californica John Thomas Howell 1960-7-22 34888 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC189669  Danthonia californica Clarence R. Quick 1966-7-7 66 -40 Plumas Up Cottonwood Creek from crossing, ca. 3 m. south of west end of Humbug Valley. 1402 Comment
  CAS-BOT-BC192334  Danthonia unispicata John Thomas Howell 1962-6-18 37772 Plumas Sierra Valley near Beckwourth 1487 Comment
  SBBG33128  Darlingtonia californica K. K. Muller 1963-8-17 1245 Plumas rd to Butterfly Valley, off St Hwy 89, 7 mi N of Quincy Comment
  UC1127098  Darlingtonia californica Tom Aitkin Oct. 1938 Plumas near Keddie; Downieville Quadrangle, Butterfly Valley Comment
  UC1191518  Darlingtonia californica Malcolm A. Nobs and S. Galen Smith 1949-8-19 1434 Plumas Butterfly Valley Butterfly Valley (bog and marsh) Comment
  UC196114  Darlingtonia californica unknown June 1894 6520 a Plumas Quincy Comment
  UC634823  Darlingtonia californica Marie Lanfear 1928-6-12 Plumas near Quincy; Butterfly Valley Comment
  UCD19153  Delphinium June McCaskill 19__? 323 Plumas Lake Almanor region? Comment
  CAS-BOT-BC8921  Delphinium depauperatum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1943 Plumas Fern Glen, Butterfly Botanical Area. 1097 Comment
  SD7964  Delphinium nudicaule Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC116096  Delphinium nuttallianum Anna Head 1920-7-1 s.n. Plumas Gravelly flats near Gold Lake, Feather River Region 1828 Comment
  CAS-BOT-BC116097  Delphinium nuttallianum J. T. Howell; Gordon H. True 1967-7-11 43325 Plumas Coniferous forest about 3 miles southeast of Mt. Hough 1706 Comment
  CHSC21570  Delphinium nuttallianum D. E. Brink Jr.; L. M. Mayer 1975-7-23 Plumas Found in a meadow in the se portion of the section. Comment
  SBBG25599  Delphinium nuttallianum C. B. Hardham 1961-6-16 7492 Plumas Engel Mine-Susanville Rd via Gold Run Crk 1828 Comment
  CAS-BOT-BC116073  Delphinium nuttallianum Anna Head 1921-7-6 s.n. Plumas Trail up Bear Ridge, Feather River Region Comment
  CAS-BOT-BC116111  Delphinium nuttallianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Plumas Plumas Co. Comment
  JEPS23505  Delphinium nuttallianum John W. Duffield 1937-5-29 Plumas near Quincy Q (a white stone 'Q'--an airplane signal--on hillslope just e of Quincy) Comment
  OBI10634  Delphinium nuttallianum Lewis S. Rose 1967-7-11 67165 Plumas Mt. Hough, 1.3 mi S of summit 2042 Comment
  RSA189366  Delphinium nuttallianum L. S. Rose 1967-7-11 67165 Plumas Mt. Hough, 1.3 miles S of summit. 2043 Comment
  POM299304  Dendromecon rigida Lester Rowntree 1935-6-12 s.n. Plumas Quincy Comment
  UCR227748  Deschampsia cespitosa R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-20 42358 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, pond north of Goose Lake 2058 Comment
  JEPS28313  Deschampsia cespitosa subsp. cespitosa George W. Gillett 1957-7-18 826 Plumas n. shore on w. bank of inlet Willow Lake; Lassen Volcanic Nat'l Park 1661 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
  CAS-BOT-BC198155  Deschampsia danthonioides John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1969-6-24 2641 Plumas Valley Proper - Butterfly Botanical Area and Vicinity 1036 Comment
  UCD62887  Deschampsia danthonioides Lewis S. Rose 1968-6-10 68083 Plumas Quincy. 1036 Comment
  CAS-BOT-BC198150  Deschampsia danthonioides John Thomas Howell 1959-9-22 34875 Plumas Lassen Park Ranger Staton on road from Chester to Drakesbad 1676 Comment
  SEINET10933459  Deschampsia danthonioides Lawrence P. Janeway 1989-1 Janeway 3462 Plumas Crocker Mtn. quad T24N, R14E, NE1/4 of sec. 10. Near to Lava Spring, just off the NE side of Red Clover Valley. 1737 Comment
  CHSC100380  Deschampsia elongata Lowell Ahart 2008-9-10 15369 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  CHSC24275  Deschampsia elongata K. R. Stern 1975-7-24 Plumas SW side of Lake Almanor. Comment
  UCD63490  Deschampsia elongata G. L. Stebbins Jr. 1939-7-6 2897 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  RSA699780  Descurainia incisa subsp. incisa L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11164 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
  JEPS113668  Dianthus armeria subsp. armeria Lowell Ahart, Josephine Guardino 2007-7-20 14309 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
  CHSC43304  Dicentra formosa Lowell Ahart 1976-7-7 1163 Plumas Along Cold Water Creek, about 1/10 mile south-west of Arkansas Ravine, about 4 miles south of Grizzly Mountain. 1524 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
  JEPS87767  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
  CAS-BOT-BC209230  Dichanthelium acuminatum subsp. acuminatum Lewis S. Rose 1966-7-27 66070 Plumas Butterfly Valley, 3 mi. W of Keddie 1066 Comment
  UCR101221  Dichanthelium acuminatum subsp. fasciculatum L. C. Wheeler 1959-7-14 7562 Plumas Middle Fork Feather River: McCarthy Bar Comment
  JEPS58081  Dichelostemma multiflorum W. L. Jepson 1910-6-16 4146 Plumas Quincy 1036 Comment
  POM253055  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas Near Gray s Flat along the Feather River Highway. 869 Comment
  CAS-BOT-BC502662  Dichelostemma multiflorum John Thomas Howell; Gordon H. True 1967-7-11 43298 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CAS-BOT-BC290980  Dieteria canescens var. shastensis Emily K. Mcpherson 1976-11-7 76- 32 -6 Plumas 5 miles north of Beckwourth 2055 Comment
  CAS-BOT-BC290985  Dieteria canescens var. shastensis G. D. Hanna 1958-9-18 s.n. Plumas Crystal Mt., Eastern Plumas Co. 2194 Comment
  CHSC10831  Diplacus mephiticus Lowell Ahart 1970-7-1 Plumas 10 miles west of La Porte. 1828 Comment
  CHSC73823  Diplacus mephiticus B. Castro 1997-6-9 730 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir, on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22N50X which climbs the peak. 1694 Comment
  SJSU15158  Diplacus mephiticus N. A. Hopkins 1993-6-16 1729 Plumas Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  CAS-BOT-BC151256  Diplacus torreyi Mrs. H. C. Cantelow 1938-7-3 s.n. Plumas 4.3 miles north of Almanor Inn Comment
  CAS-BOT-BC151257  Diplacus torreyi Robert J. Weatherby 1955-7-21 1647 Plumas Bottle Springs, near Middle Fork Feather River 1615 Comment
  CAS-BOT-BC151691  Diplacus torreyi G. Schoolcraft 1987-6-17 1743 Plumas About 2 miles N. of Chester 1402 Comment
  CAS-BOT-BC136101  Dodecatheon alpinum M. S. Taylor 1982-7-12 4820 Plumas In wet meadow in McRae Meadows, ca. 6 mi w of Mohawk 1889 Comment
  SEINET10458509  Downingia bacigalupii Mary Susan Taylor 1982-7-8 Taylor 4793 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
  SEINET12326105  Downingia bacigalupii W. Knight, Knight, I. 1983-1 4917 Plumas On road between Chester and Drakesbad 1539 Comment
  SJSU14214  Downingia bicornuta N. A. Hopkins 1989-5-27 1496 Plumas by Marble Hot Springs Rd c. 0.25 E of Sattley- Beckwourth Rd 1524 Comment
  HSC13504  Draperia systyla L. S. Rose 1967-7-12 67141 Plumas Cresta, N Fork Feather River 762 Comment
  UC1124248  Draperia systyla F. W. Embree 1934-6-6 72 Plumas South slope of Bucks Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  UCD119193  Draperia systyla Lewis S. Rose 1967-7-19 67141 Plumas Cresta, North Fork, Feather River. 762 Comment
  SEINET10497033  Draperia systyla Mary Susan Taylor 1982-5-23 Taylor 4512 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  CHSC21186  Drosera rotundifolia F. T. Griggs; A. Pass 1975-7-16 183 Plumas N. shore of Lower Buck's Lake. ... Field redacted by CHSC, contact the data manager for more information Comment
  CHSC581  Drosera rotundifolia R. Calkins 1932-7-1 Plumas Humbug Valley swamp. ... Field redacted by CHSC, contact the data manager for more information 1310 Comment
  CHSC66622  Drosera rotundifolia Vernon H. Oswald; Lowell Ahart 1996-7-15 8050 Plumas Last Chance Marsh at N end of Lake Almanor, just S ... Field redacted by CHSC, contact the data manager for more information 1371 Comment
  RSA0011662  Drosera rotundifolia R. Weatherby 1950-7-21 1482 Plumas Butterfly Lake, Quincy district. 1220 Comment
  RSA0055038  Drosera rotundifolia Anonymous s.n. Plumas [Unspecified] Comment
  UC1527284  Drymocallis lactea var. austiniae Lowell Ahart 1986-7-8 5350 Plumas about 1 mi nw Pilot Peak (about 14 mi ne of La Porte); nw of Pilot Peak, ne of La Porte 1981 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
  UC1730226  Dulichium arundinaceum L. P. Janeway 1998-9-10 6277 Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  CHSC113604  Dysphania pumilio Lowell Ahart 2014-9-9 19840 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CHSC69526  Echinochloa colona Lowell Ahart 1997-9-11 7898 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/8 mile south of Mosquito Creek, about 5 miles (air) northeast of Belden. 792 Comment
  SEINET11750455  Eleocharis acicularis L. Ahart, Ahart, P. 1985-1 5185 Plumas Little Grass Valley Reservoir, where South Fork Feather River flows in lake ca 4.25 mi NE of LaPorte 1585 Comment
  CHSC81170  Eleocharis acicularis var. occidentalis Lowell Ahart 2001-9-24 9195 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC113864  Eleocharis bella Lowell Ahart 2014-9-9 19855 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CAS-BOT-BC113497  Eleocharis bella Alice S. Mulford 1944-8-13 s.n. Plumas L. bank, Middle Fork of Feather River about 100 yds above bridge of Blairsden-Mohawk Rd. 1341 Comment
  CAS-BOT-BC113383  Eleocharis engelmannii Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  CAS-BOT-BC113388  Eleocharis engelmannii Lowell Ahart 1980-10-6 2677 Plumas Ca. 1 mi S of La Porte. 1600 Comment
  JEPS104608  Eleocharis engelmannii Lowell Ahart 2003-7-18 10427 Plumas In a meadow, on the n side of the road, ca 1/4 mi w of Lumpkin Ridge Rd, ca 1 1/2 mi se of Tamarack Flat, ca 1 1/2 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 mi (air) nw of La Porte. 1709 Comment
  NY51036  Eleocharis monticola M. E. P. Ames 1876-1 s.n. Plumas Comment
  CAS-BOT-BC113107  Eleocharis obtusa E. K. Balls 1950-8-31 15546 Plumas Spanish Creek, off Hwy 24, just north of Quincy. 1066 Comment
  RSA726443  Eleocharis palustris L. Ahart, John Dittes 2007-6-17 14200 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  CAS-BOT-BC112053  Eleocharis quinqueflora John Thomas Howell 1960-7-19 35662 Plumas Drakesbad, moist soil near hot springs. 1828 Comment
  JEPS102457  Eleocharis quinqueflora Lowell Ahart and Vernon H. Oswald 2001-7-11 8889 Plumas Meadow, on the east side of the dirt road, about 1/4 mile NW of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) NW of Greenville. 1447 Comment
  CAS-BOT-BC112043  Eleocharis torticulmis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1394 Plumas In dry vernal area-Pond Reservoir, Butterfly Botanical Area. 1097 Comment
  RSA508598  Elodea canadensis Mrs. R. M. Austin s.n. Plumas [no locality information provided] Comment
  CAS-BOT-BC494106  Elodea canadensis William Harnach 2000-8-2 966 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC451512  Elodea nuttallii M. S. Taylor 1982-8-10 4955 Plumas In s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 1371 Comment
  CAS-BOT-BC203835  Elymus X hansenii John Thomas Howell 1960-7-18 35597 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC227597  Elymus elymoides Gladys L. Smith 1959-6-20 1254 Plumas At Plumas - Sierra county line on Gold Lake to Feather River route 1828 Comment
  UCD61418  Elymus elymoides G. L. Stebbins Jr. 1939-7-9 2934 Plumas Meadow view ranger station. Along rivulet. 1889 Comment
  JEPS106234  Elymus elymoides subsp. californicus Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11162 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  JEPS95605  Elymus elymoides subsp. californicus Lowell Ahart 1994-6-29 7409 Plumas about 1/2 mi S of Bucks Lake (N of a poor logging road) 1828 Comment
  RSA699708  Elymus elymoides subsp. californicus L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11162 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
  CHSC61622  Elymus elymoides subsp. elymoides Frank B. Cayot 1911-6-27 Plumas Plumas National Forest. Grizzly Valley. 1584 Comment
  CAS-BOT-BC206519  Elymus glaucus subsp. glaucus John Thomas Howell 1962-6-17 37688 Plumas Butterfly Valley - Sierra Nevada 1036 Comment
  CAS-BOT-BC206796  Elymus glaucus subsp. glaucus Alice Eastwood 1927-6-18 14700 Plumas Near Greenville. Comment
  SEINET4674684  Elymus hispidus Lewis S. Rose 1968-6-10 68088 Plumas Quincy Meadow.; 0 1036 Comment
  JEPS70713  Elymus multisetus W. L. Jepson 1910-6-16 4145 Plumas Quincy 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
  CHSC112560  Elymus trachycaulus subsp. subsecundus B. Castro; L. P. Janeway 2009-8-29 1800 Cq8/29 Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.13 mi S of the Buckhorn survey monument; 0.2 mi upslope of the jcn of USFS Rd 23N69 and Rd 23N36Y (to Martin Mine). 1926 Comment
  CAS-BOT-BC204406  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1955-7-1 30786 Plumas Vinton 1505 Comment
  CAS-BOT-BC204407  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1961-6-21 36695 Plumas Greenville 1097 Comment
  CHSC112380  Elymus trachycaulus subsp. trachycaulus L. P. Janeway 2014-7-17 11563 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
  RSA384869  Elymus trachycaulus subsp. trachycaulus L. S. Rose 1968-6-10 68095 Plumas Quincy 1037 Comment
  SEINET10524554  Elymus virescens Billy Joe Cox 1969-8-18 Cox 3421 Plumas Roadcut in open pine forest. 2 mi NE of Blairsden. Comment
  CAS-BOT-BC165923  Epilobium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54097 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CAS-BOT-BC165928  Epilobium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54166 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  SEINET10453212  Epilobium adenocaulon var. holosericeum Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5184 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CHSC28704  Epilobium brachycarpum R. A. Schlising; C. A. Lawler 1979-8-22 3475 Plumas 7.9 mi W of Portola on Hwy 89, at jct with Delleker Road. At roadside and in ditches. Comment
  CHSC84325  Epilobium brachycarpum Lowell Ahart; John Dittes 2003-8-8 10481 Plumas On the west side of Beckwouth Calpine Road, about 50 yards north of the Western Pacific Railroad, about 1/2 mile (air) southwest of Beckwourth, Sierra Valley. 1478 Comment
  CAS-BOT-BC5259  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Near Willoughby Mine, Gold Lake Region. Comment
  CHSC59760  Epilobium canum subsp. latifolium L. P. Janeway 1992-8-30 4299 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. On west side and near bottom of the valley. 1889 Comment
  JEPS114617  Epilobium canum subsp. latifolium Lowell Ahart 2008-9-10 15380 Plumas On the south side of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  RSA718159  Epilobium canum subsp. latifolium L. Ahart 2006-10-23 13497 Plumas On the south side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mi. northeast of Scales Road., About 5.5 miles (air) NE of Strawberry Valley. 1282 Comment
  SEINET12424256  Epilobium ciliatum S. Batiuk, A. Kowal, J. Jaggers, D. Matthews 2011-8-31 s.n. Plumas Grizzly Creek Ranch, near pond. 1506 Comment
  JEPS39279  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1924-7-25 10638 Plumas Meadow Valley 1158 Comment
  SD7371  Epilobium ciliatum subsp. ciliatum R. M. Austin 1882-7-25 Plumas Big Meadows Comment
  RSA718938  Epilobium ciliatum subsp. glandulosum L. Ahart 2006-10-8 13396 Plumas West side of Chips Creek, just south of the bridge on Highway 70, about 1.25 miles southwest of Belden. 715 Comment
  SEINET12867922  Epilobium densiflorum A. Kowal, S. Batiuk 2011-9-1 NV 030 -635 Plumas Near administrative Office at Grizzly Creek Ranch. 1504 Comment
  UCR67649  Epilobium densiflorum J. T. Howell 1961-9-24 36904 Plumas Sierra Nevada Mtns., Feather river bed SW of Beckworth. 1488 Comment
  CDA13380  Epilobium glaberrimum subsp. glaberrimum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13229 Plumas Sierra Nevada; Upper Bull Run Creek off USFS 23N12E, about 1/4 mile below headwater springs. Comment
  CHSC88155  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2004-7-27 11316 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1645 Comment
  RSA101455  Epilobium hallianum R. Weatherby 1955-7-2 1583 Plumas Wilcox Valley. 1768 Comment
  CHSC36932  Epilobium oreganum M. S. Taylor 1982-9-7 5100 Plumas Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  JEPS38223  Epilobium torreyi W. L. Jepson 1939-8-12 19395 a Plumas branch of Last Chance Creek Ferris Creek 1767 Comment
  POM193004  Epipactis gigantea Mrs. R. M. Austin 1878-07 300 Plumas Mount Dyer Comment
  CAS-BOT-BC57897  Equisetum X ferrissii John Thomas Howell; Gordon H. True 1967-7-9 43250 Plumas North Fork of Feather River 3 mi. sw. of Caribou. 853 Comment
  CHSC33823  Equisetum arvense M. S. Taylor; M. Foster 1981-6-2 3829 Plumas Entering Greenhorn and Estray Creeks, w side of Williams Loop, ca. 0.2 mi s of Spring Garden overpass on Hwy 70, ca. 7.5 mi se of Quincy. 1188 Comment
  SEINET10867045  Equisetum hyemale subsp. affine Mary Susan Taylor 1981-7-21 Taylor 4089 Plumas T24N R11E nw/ne sec 19, Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi N of jct of 401 and 25N42, ca. 3 mi N of Spring Garden. 4500 ft elev. 1372 Comment
  CHSC97712  Equisetum laevigatum Lowell Ahart; John Dittes 2007-6-17 14168 Plumas Wet bare soil, along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS113779  Equisetum laevigatum Lowell Ahart, John Dittes 2007-6-16 14148 Plumas On the bottom of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CAS-BOT-BC204441  Eragrostis cilianensis John Thomas Howell 1959-9-21 34723 Plumas Belden 701 Comment
  SEINET10555790  Eragrostis pilosa John Thomas Howell 1955-7-19 Howell 30734 Plumas Portola. 1478 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-BC174214  Eremogone congesta var. congesta Mrs. H. C. Cantelow 1939-5-20 2544 Plumas Indian Valley, 11 mi. s.e. of Prattville Comment
  SEINET12875581 Image available Eremogone congesta var. suffrutescens John Thomas Howell, T. C. Fuller and G. D. Barbe 1981-1 54357 Plumas Near Indian Creek about 0.75 mi. NW of NW arm of Antelope Reservoir 1585 Comment
  SEINET5336743  Eremogone congesta var. suffrutescens A. A. Heller, P. B. Kennedy 1907-7-16 8869 Plumas Grade between Genessee Valley and Summit Comment
  CAS-BOT-BC286649  Ericameria bloomeri L. P. Janeway 1993-9-28 4603 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River 1499 Comment
  CAS-BOT-BC286659  Ericameria bloomeri Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC52726  Ericameria bloomeri L. P. Janeway 1990-8-29 3838 Plumas Plumas National Forest. Southern flank of Mt Ingalls ca 1/4 mi from the top. 2407 Comment
  CHSC97315  Ericameria bloomeri Lowell Ahart; John Dittes 2007-8-9 14432 Plumas Along the west side of the poor road, south slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 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
  RSA21573  Ericameria bloomeri C. B. Wolf 1937-9-5 9292 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line. 1463 Comment
  SD112579  Ericameria bloomeri Darley F. Howe 1960-9-21 2988 Plumas 10 miles from junction with Highway 89 on road to Susanville 1675 Comment
  UC1118676  Ericameria bloomeri N. French 1934-11-16 555 Plumas 6 mi s Beckwith; Sierraville Quad. 1493 Comment
  UCD131330  Ericameria bloomeri Tracy I. Storer 1932-7-24 s.n. Plumas 3 miles west of Chester. 1341 Comment
  SEINET8079164 Image available Ericameria nauseosa var. oreophila W. Harnach, N. Harnach 1990-10-6 533 Plumas Sierra Valley. 1/2 mile south of Dyson lane on 6 Mile (Co. Rd. A-24, Beckwourth Rd.). 1492 Comment
  CAS-BOT-BC294293  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-21 34787 Plumas Rich Bar 762 Comment
  CAS-BOT-BC299442  Ericameria nauseosa var. speciosa John Thomas Howell 1961-9-23 36877 Plumas Cooka Creek Road near Englemine, Sierra Nevada Comment
  CHSC64068  Ericameria nauseosa var. speciosa L. P. Janeway 1993-9-28 4604 Plumas Plumas National Forest. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River. 1499 Comment
  SBBG126090  Ericameria nauseosa var. speciosa L. Ahart 2011-9-17 17676 -A Plumas W side of Lumpkin Ridge Rd, ca. 2 mi (air) W of Little Grass Valley Reservoir Dam 1687 Comment
  UC579647  Ericameria nauseosa var. speciosa E. Nourse 1934-8-9 7 Plumas 3/4 mi w of Clermont Hill; Plumas National Forest, Downieville Quad. 1950 Comment
  SEINET8079194 Image available Ericameria nauseosa var. speciosa J. T. Howell 1961-9-23 s.n. Plumas Cooks Creek road near Englemine 1082 Comment
  CHSC53687  Ericameria parryi var. nevadensis L. P. Janeway 1989-7-19 3501 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
  CHSC62423  Ericameria parryi var. nevadensis L. P. Janeway 1993-8-10 4514 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
  JEPS75232  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34960 Plumas near Blairsden 1341 Comment
  SEINET8079305 Image available Ericameria parryi var. nevadensis J. T. Howell 1961-9-23 s.n. Plumas Cooks Creek road near Englemine 1082 Comment
  CDA12085  Erigeron bloomeri G. F. Hrusa, G. L. Webster 1989-5-1 7024 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  CAS-BOT-BC294962  Erigeron compositus John Thomas Howell; Gordon H. True 1973-7-31 50078 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  CAS-BOT-BC296002  Erigeron divergens Rimo Bacigalupi; J. R. Sweeney; Geo. Bacigalupi, Jr. 1953-8-31 4348 Plumas Road to Indian Agency from Greenville, Indian Valley about 2 miles east of Greenville 1005 Comment
  CHSC40859  Erigeron divergens K. R. Stern 1985-6-25 8239 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC300405  Erigeron eatonii var. plantagineus Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC53129  Erigeron eatonii var. plantagineus L. P. Janeway 1989-6-9 3281 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1691 Comment
  JEPS97401  Erigeron eatonii var. plantagineus Vernon H. Oswald and L. Ahart 1994-7-24 7129 Plumas T30N R8E NE1/4 NE1/4 Sec. 7, 6350 ft, High Cascade Range, Red Fir Forest. N of Lake Almanor and ca. 2 mi ESE of Silver Lake on Forest Route 10 just S of its jct. with Forest Road 30N21 1935 Comment
  UC1563920  Erigeron eatonii var. plantagineus Barbara Ertter with Gary Schoolcraft 1989-7-3 8676 Plumas w side of ridge between Diamond Mt. and Red Rock (ca 8 air mi s of Susanville, steep slope above meadow) 2225 Comment
  CAS-BOT-BC300400  Erigeron eatonii var. plantagineus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54347 Plumas 4.8 miles northwest of Antelope Reservoir 1661 Comment
  CHSC96918  Erigeron eatonii var. sonnei Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13982 Plumas Open rocky flat, along the edge of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CAS-BOT-BC300420  Erigeron eatonii var. sonnei John Thomas Howell; H. Keith Wagnon 1980-5-27 53620 Plumas 1 mile west of Almanor 1386 Comment
  SEINET8667278 Image available Erigeron filifolius W. Harnach, N. Harnach 1990-6-13 370 Plumas Sierra Valley, W of Beckwourth, Ramelli Ranch (USFS). 1487 Comment
  RSA712640  Erigeron filifolius var. filifolius L. P. Janeway 2005-7-30 8505 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains along Road 24N44 0.2 km east of Snow Lake; 4.7 km south-southwest of Adams Peak. West-facing slope of soft decomposed granite soil with scattered rounded granite boulders 1884 Comment
  CHSC100862  Erigeron inornatus var. inornatus B. Castro; L. P. Janeway 2005-9-11 1522 Plumas Ca 5 air mi N of Bucks Lake and 2.5 mi S of Highway 70 and the Feather River Cyn, just N of Three Lakes. Ca 0.5 mi E of the Three Lakes trailhead, along the Pacific Crest Trail. Along trail just N of the Grassy Lakes. Few feet from S edge of trail. 1901 Comment
  CHSC53131  Erigeron inornatus var. inornatus L. P. Janeway 1990-7-13 3798 Plumas Plumas National Forest. Near Emigrant Creek about 1/3 mi south of Little Grizzly Creek. 1798 Comment
  JEPS102587  Erigeron inornatus var. inornatus Lowell Ahart 2001-7-17 8924 Plumas Outcrops, on the SE side of a logging road, SE of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS16779  Erigeron inornatus var. inornatus Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4351 Plumas 0.5 mi w of Taylorsville 1066 Comment
  CHSC101498  Erigeron lassenianus var. deficiens L. P. Janeway; Sarah Starkey, Dorothy Kieffer 2009-8-13 9923 Plumas Northern High Sierra Nevada. 0.8 mi south of Mt. Ararat, along its extended broad ridge line. 1759 Comment
  CHSC73929  Erigeron lassenianus var. deficiens B. Castro; L. Gehrung 1998-9-14 838 Plumas On E shore of Little Grass Valley Reservoir, ca 0.1 mi N of Running Deer CG, near lakeshore foot-trail. 1524 Comment
  CHSC118720  Erigeron lassenianus var. deficiens Wendy L. Boes 2015-5-28 2015021 Plumas Plumas National Forest. Location to east of Fales Basin, west of hairpin curve on Forest Service road 25N59. UTM 658936 E, 4437694 N, NAD83 Zone 10N. 1550 Comment
  CAS-BOT-BC295491  Erigeron lassenianus var. lassenianus W. W. Wagner 1919-6-7 276 Plumas Sockem [Sockum] Creek, vicinity of Quincy Comment
  CAS-BOT-BC295500  Erigeron lassenianus var. lassenianus L. P. Janeway 1992-6-8 4224 Plumas Plumas National Forest, Quincy Ranger District. About 0.3 mi south of Hwy 70/89 at Lee Summit 1359 Comment
  JEPS55231  Erigeron lassenianus var. lassenianus Lewis S. Rose 1967-7-11 67160 Plumas 9.5 mi ne Quincy Junction 1249 Comment
  UC1538513  Erigeron lassenianus var. lassenianus John L. Strother 1987-6-28 1360 Plumas ca 17 mi n Beckwourth (along road to Genese, w of Red Clover Valley) 1700 Comment
  RSA523379  Erigeron peregrinus Barbara Ertter, Gary Schoolcraft 1989-7-3 8670 Plumas Diamond Mt. peak ca. 7 air miles S of Susanville 2287 Comment
  CAS-BOT-BC295793  Erigeron petrophilus var. sierrensis John Thomas Howell 1951-6-27 27625 Plumas Jamison Creek 1828 Comment
  CHSC30930  Erigeron petrophilus var. sierrensis M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3346 A Plumas Ca. 1/4 mi s of Bucks Lake-Spanish Ranch Rd, ca. 1/4 mi e of Frenchman Hill, ca. 20 mi sw of Quincy. 1645 Comment
  CHSC74067  Erigeron petrophilus var. sierrensis B. Castro; L. Gehrung 1998-10-1 849 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge just west of Pilot Peak and overlooking upper end of S Fork Feather River. On N side of river's crossing of USFS Rd 22N60, just NW of the Pacific Crest Trail. 1981 Comment
  CHSC115719  Erigeron petrophilus var. sierrensis K. Bovee 2013-6-20 0048 Plumas Lassen National Forest, on north-facing slope south of Grizzly Creek, on roadcut of Road 26N08. Area burned at high intensity in Chips Fire of 2012. 1341 Comment
  UCD132042  Erigeron philadelphicus var. philadelphicus Robbins; Raynor 1943-6-1 s.n. Plumas Belden. Comment
  SEINET13709667  Erigeron pumilus Lowell William Ahart, Lowell William Ahart 2001-1 9234 Plumas Last Chance Creek at Frenchman Lake (T24N, R16E, sec 8, SE 1/4) Comment
  SEINET10537783  Eriogonum Mary Susan Taylor 1981-6-17 Taylor 3930 Plumas T24N R13E se/ne sec 8. Grizzly Valley quad. On N side of Bagley Pass Rd (24N08), ca. 1/4 mi E of its jct with 25N93, ca. 13 air mi NW of Portola. 5600 ft elev. 1707 Comment
  RSA626474  Eriogonum baileyi var. praebens J. T. Howell 1955-7-19 30806 Plumas Sagebrush Flat, Vinton 1512 Comment
  UCD99877  Eriogonum douglasii Donald Santana 1976-4-22 s.n. Plumas 3.5 miles east of Beckwourth, State Highway 70. On isolated peak at north side of road. 1463 Comment
  CAS-BOT-BC256170  Eriogonum douglasii var. meridionale Clare B. Hardham 1961-6-16 7477 Plumas Diamond Peak, Sierra Nevada Mountains 457 Comment
  SEINET13095705  Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 miles NNW of Beckwourth. 1707 Comment
  SEINET4856200  Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 air miles NNW of Beckwourth. 1707 Comment
  CAS-BOT-BC256163  Eriogonum douglasii var. meridionale L. P. Janeway 1989-6-23 3384 Plumas Upper w-vacing slope on ridge between Crocker Mdw and Dotta Cr., Beckwourth Ranger District, Plumas National Forest 1889 Comment
  SEINET5332437 Image available Eriogonum douglasii var. meridionale J. L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat west of highway, 11.9 air miles NNW of Beckwourth. 1707 Comment
  CHSC62480  Eriogonum elatum var. elatum L. P. Janeway 1993-8-10 4513 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. Around the sagebrush in sagebrush flats. 1487 Comment
  RSA70711  Eriogonum marifolium L. S. Rose 1951-6-28 51055 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  CAS-BOT-BC263313  Eriogonum marifolium var. marifolium Anna Head 1920-7-28 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CHSC52732  Eriogonum marifolium var. marifolium L. P. Janeway 1990-8-29 3840 B Plumas Plumas National Forest Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top. 2407 Comment
  CAS-BOT-BC268692  Eriogonum microthecum var. laxiflorum M. S. Taylor 1982-9-1 5084 Plumas Red Rock Lookout, ca. 15 mi ne of Taylorsville 2321 Comment
  UCD100420  Eriogonum microthecum var. laxiflorum John Thomas Howell 1973-7-31 50070 Plumas summit ridge of Thompson Peak; Diamond Range. 2362 Comment
  CAS-BOT-BC264819  Eriogonum nudum var. deductum John Thomas Howell 1959-9-22 34834 Plumas Wolf Creek 1371 Comment
  CHSC34739  Eriogonum nudum var. deductum M. S. Taylor 1981-7-17 4038 Plumas Lakes Basin, Bear Lakes Trail, in front of Big Bear lake, ca. 6 mi s of Mohawk. 1981 Comment
  CHSC118805  Eriogonum nudum var. deductum Wendy L. Boes; Chelsea Morgan 2015-6-25 2015 -025 Plumas Near Moonlight Valley, southeast of Forest Service road 28N80, west of 27N72 (UTM 686698 E, 4455063 N, NAD 83 Zone 10N; Elevation 1700 m.) 1700 Comment
  CAS-BOT-BC261587  Eriogonum nudum var. nudum M. S. Taylor 1982-7-7 4783 Plumas N side of 23N26 just e of its jct with 23N35, s side of Big Hill, ca. 3 air mi s of Sloat 1615 Comment
  CAS-BOT-BC269721  Eriogonum nudum var. oblongifolium A. A. Heller 1938-6-14 15156 Plumas Near Gray's Flat, Feather River Canyon 868 Comment
  POM253243  Eriogonum nudum var. oblongifolium A. A. Heller 1938-6-14 15156 Plumas Near Gray's Flat along the Feather River Highway. 869 Comment
  POM98575  Eriogonum spergulinum var. reddingianum F. W. Peirson 1926-6-21 s.n. Plumas South shore Lake almanor, Comment
  CAS-BOT-BC262781  Eriogonum strictum var. proliferum L. P. Janeway 1989-6-30 3449 Plumas Beckwourth Ranger District, Plumas National Forest. Along rd 24N45 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd 111), 6.4 mi N of Beckwourth 1874 Comment
  CHSC107422  Eriogonum umbellatum var. modocense L. P. Janeway; Peter Zika 2011-8-6 10632 Plumas Northern High Sierra Nevada. Plumas National Forest; northwest tip of the nose of the rocky ridge on southeast side of Quincy-La Porte Road, 1.7 air km northwest of Pilot Peak. 'Bare' rounded ridge top of metamorphic rock (just nortwesst of the serpentine area); 2001 Comment
  CHSC21339  Eriogonum umbellatum var. modocense F. T. Griggs; A. Pass 1975-7-8 132 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC70270  Eriogonum umbellatum var. modocense B. Castro; R. Fallscheer, R. Zebell 1989-8-7 367 Plumas Ca 2.5 air mi S of Bucks Lake, on the south flank of Red Mtn, at jcn USFS Rds 23N18, 23N15 and 23N69. 1786 Comment
  CAS-BOT-BC262078  Eriogonum umbellatum var. nevadense Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC265166  Eriogonum umbellatum var. nevadense Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  CAS-BOT-BC265167  Eriogonum umbellatum var. nevadense Mary Strong Clemens 1920-6-23 s.n. Plumas Crystal Lake Comment
  CHSC60546  Eriogonum umbellatum var. nevadense L. P. Janeway 1992-7-13 4262 Plumas Plumas National Forest Beckwourth Ranger District Cascade Compartment. Top of Grizzly Ridge between Joseph Creek and Greenhorn Creek. 2255 Comment
  CHSC80861  Eriogonum umbellatum var. nevadense Lowell Ahart; Vernon H. Oswald 2001-7-11 8895 Plumas Large outcrop southwest of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville, about 5 1/2 miles (air) east of Lake Almanor. 2042 Comment
  UC723897  Eriogonum umbellatum var. nevadense Joseph Andorfer Ewan 1934-7-16 8511 Plumas Long Lake Mount Elwell region, Long Lake 2072 Comment
  SEINET10479567  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1982-6-7 Taylor 4611 Plumas 5700 ft. T23N R14E ne/nw sec 32. Portola quad. Open ridge e of Portola, Ramelli Ranch property, ca. 2 mi e of Portola. 1737 Comment
  UCD101488  Eriogonum umbellatum var. polyanthum John Thomas Howell 1961-9-23 36863 Plumas Indian Valley. 1082 Comment
  JEPS98963  Eriogonum ursinum Lowell Ahart 2001-7-17 8925 Plumas Outcrops, on the SE side of a logging road, SE of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  SBBG64203  Eriogonum ursinum A. A. Heller, P. B. Kennedy 1907-7-13 Plumas between Taylorville and Little Grizzly Crk Comment
  UC584345  Eriogonum ursinum G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2240 Plumas n Engelmine (sw slope and ridge crest Red Rock); Red Rock Comment
  RSA766452  Eriogonum ursinum Joseph A. Ewan 1934-6-26 8295 Plumas Frazier Creek Falls, Gold lake road 1829 Comment
  CHSC34730  Eriogonum ursinum var. ursinum M. S. Taylor; M. Foster 1981-6-15 3895 Plumas S side of Bucks Lake Rd, ca. 50 ft e of its jct with 24N29, ca. 2 mi ne of Meadow Valley. 1158 Comment
  SEINET3160097  Eriogonum vimineum E. K. Balls 1950-9-5 15675 Plumas La Porte Road, 3 miles south of turnoff from Hwy 24, east of Quincy 1219 Comment
  UC586926  Eriogonum vimineum Joseph Andorfer Ewan 1934-7-6 8182 Plumas road to Guidichi Rch.; Penman Creek 1524 Comment
  CHSC78747  Eriophorum gracile L. P. Janeway 2000-7-7 6880 Plumas Northern High Sierra Nevada. Seepy springy mossy drainage bottom at head of an upper northern branch of Spanish Creek, about 1.1 km northeast of Maple Flat. 1609 Comment
  CAS-BOT-BC308258  Eriophyllum lanatum var. integrifolium A. A. Heller; P. B. Kennedy 1907-7-2 8687 Plumas Between Vinton and Beckwith Comment
  CAS-BOT-BC308263  Eriophyllum lanatum var. integrifolium M. S. Taylor 1981-7-6 3965 Plumas S side of 24N02Y ca. 1/2 mi. W of N tip of Frenchman Lake, ca. 13 air mi. NW of Chilcoot 1767 Comment
  CAS-BOT-BC308270  Eriophyllum lanatum var. integrifolium Lincoln Constance 1933-7-5 117 Plumas 1 mile north of Indian Fall Comment
  POM83001  Eryngium alismifolium Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  RSA59312  Eryngium alismifolium E. K. Balls 1950-9-14 15796 Plumas Along Indian Creek, Highway 89, 1.5 miles from junction with Highway 24 915 Comment
  CAS-BOT-BC54687  Erysimum capitatum var. capitatum John Thomas Howell 1976-7-16 51882 Plumas Sierra Nevada. Spanish Creek near mouth of Slate Creek. 1066 Comment
  CAS-BOT-BC55103  Erysimum perenne Anna Head 1920-7-13 s.n. Plumas Feather River Region. Gray Eagle Falls. 1859 Comment
  CAS-BOT-BC55104  Erysimum perenne W. W. Wagner 1919-6-29 294 Plumas Grizzley Ridge. 1981 Comment
  CAS-BOT-BC55105  Erysimum perenne Rimo Bacigalupi 1927-7-8 1662 Plumas Western edge of Long Lake. Comment
  CAS-BOT-BC55106  Erysimum perenne H. F. Copeland 1920-7-8 46 Plumas On the Summit divide between Butte, Plumas and Tehama counties. 1828 Comment
  SD77330  Erythranthe guttata F. W. Pennell, A. A. Heller 1940-6-5 25689 Plumas Wet granite soil below bluff, Route 24, along Feather River, below Belden 487 Comment
  CHSC75544  Erythranthe microphylla G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3110 Plumas Northwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC53221  Erythranthe primuloides L. P. Janeway 1989-6-30 3426 Plumas Narrow meadow along Crocker Cr, ca 0.6 mi N of Crocker Mdw and Crocker Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  CHSC110004  Erythranthe pulsiferae B. Castro; L. P. Janeway 2006-6-4 1538 Plumas Northern High Sierra Nevada. Along the new dirt road from Squaw Valley to McReynolds Valley, 0.3 mi S of Squaw Valley Road/USFS Rd 28N01 (and Squaw Valley). 50 ft up from W edge of rd in stony opening, a moist springy area at sagebrush-forest edge. 1703 Comment
  RSA30124  Erythronium purpurascens J. T. Howell 1951-6-28 27684 Plumas Eureka Peak 1982 Comment
  CAS-BOT-BC505249  Erythronium purpurascens M. S. Taylor; G. Rotta 1982-5-18 4469 Plumas Jct. of rds 27N39 & 26N18 ca. 1/4 mile e of Long Valley Mine, ca. 4 air mi w of Greenville. 1645 Comment
  SEINET10971604  Erythronium purpurascens Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4336 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CAS-BOT-BC110552  Eschscholzia John Thomas Howell 1955-7-19 30752 Plumas Sierra Nevada. Beckwourth. 1493 Comment
  UC855169  Eschscholzia californica A. A. Heller 1938-7-2 15239 Plumas 3 mi e Quincy; Indian Valley 1097 Comment
  CAS-BOT-BC403349  Eschscholzia californica John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2379 Plumas Across road from old homestead in Butterfly Valley Comment
  CAS-BOT-BC310381  Eucephalus breweri Robert J. Weatherby 1950-8-11 1519 Plumas Mt. Elwell, Lakes Basin Area 2286 Comment
  CHSC117574  Eucephalus breweri Lowell Ahart 2016-7-9 21086 Plumas Top and on the east side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC97265  Eucephalus breweri Lowell Ahart; John Dittes 2007-8-9 14445 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
  SBBG126092  Eucephalus breweri L. Ahart 2011-9-20 17678 Plumas dirt rd on N side of Pilot Peak, ca. 9 mi (air) NE of La Porte 2072 Comment
  SEINET10475033  Eupatorium occidentale Mary Susan Taylor 1981-7-21 Taylor 4097 Plumas T24N R11E ne/ne sec 17, Spring Garden quad. Argentine Lookout, ca. 0.5 mi SW of 26N2l-Grizzly Peak Rd, ca. 5 air mi N of Spring Garden. 7200 ft elev. 2194 Comment
  CAS-BOT-BC202527  Euphorbia Roxana S. Ferris 1951-9-14 12467 Plumas Between Graeagle and Calpine just north of Sierra County lne (State Highway 89) Comment
  UC1585870  Eurybia integrifolia Barbara Ertter 1988-7-25 7856 Plumas Diamond Mts ca 15 air miles due S of Susanville, sheep camp on Pierce Creek Comment
  CHSC102053  Festuca arundinacea Lowell Ahart; John Dittes 2009-7-27 16192 Plumas On dry soil, about 5 yards north of the poor dirt road, about 30 yards southeast of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CAS-BOT-BC278463  Festuca idahoensis A. A. Heller; P. B. Kennedy 1907-7-8 8764 a Plumas Grade between Greenville and Prattville Comment
  RSA121315  Festuca idahoensis E. Sawyer 1935-6-25 151 Plumas Half mile north of Crow. 1677 Comment
  UCD66090  Festuca idahoensis John Thomas Howell 1960-7-22 35885 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC37293  Festuca occidentalis M. S. Taylor 1982-6-21 4703 Plumas S side of Eureka Ridge Rd, ca. 1 air mi w of White Cap ca. 4 air mi sw of Sloat. 1767 Comment
  JEPS110424  Festuca occidentalis Lowell Ahart 2006-7-9 12919 Plumas Below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir 1648 Comment
  UCD66185  Festuca occidentalis G. L. Stebbins Jr. 1939-7-6 2908 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CAS-BOT-BC279026  Festuca rubra John Thomas Howell 1960-7-18 35551 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC279027  Festuca rubra John Thomas Howell 1960-7-23 35933 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC80912  Festuca subulata Lowell Ahart 2001-7-19 8950 Plumas On the sides of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CHSC84337  Festuca subulata Lowell Ahart 2003-8-13 10506 Plumas On the east side of Hopkins Creek, about 1/8 mile south of where Hopkins Creek forks, southwest of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain, about 10 1/2 miles (air) northeast of La Porte. 1524 Comment
  CAS-BOT-BC278634  Festuca subulata John Thomas Howell 1960-7-21 35853 Plumas Lassen Volcanic National Park. NW. of Willow Lake 1676 Comment
  CHSC65169  Floerkea proserpinacoides Lowell Ahart 1995-8-7 7607 Plumas In a small meadow, south of the Pacific Crest Trail, south of a poor dirt road, north-east of the weather station, about 1/2 mile (air) west of Pilot Peak. 1981 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
  CHSC61612  Fragaria vesca Arthur C. Barrett 1913-6-23 10 Plumas Plumas National Forest. Lone Rock Valley. 1005 Comment
  UC178572  Fragaria virginiana subsp. platypetala Mrs. B. W. Austin 1880-1 Plumas Big Meadows Comment
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Jul 11 2010
  UCD112835  Frangula purshiana J. M. Tucker 1951-8-1 2204 Plumas road to Bucks Lake, 1 mile west of Quincy. Comment
  UCD50250  Frangula purshiana Daniel Axelrod early 1974? 4 Plumas Northwest of Jamison Mine, 1 mile above (south of) Johnsville, on east side of Eureka Plumas State Park, Southern Plumas County, California. 1828 Comment
  CHSC98917  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-15 9195 Plumas Northern High Sierra Nevada. Granite Basin, along an unnamed northeastern branch of Little North Fork Middle Fork Feather River, near its head, near the Road 23N95Y crossing. Near and with the riparian strip along the creek. 1588 Comment
  HSC100830  Frangula purshiana subsp. ultramafica L. P. Janeway 2007-6-3 9024 Plumas South facing slope near the eastern end of Red Mountain, near Rd. 23N69, 0.7 mi. NW of the 18 Rd. 574 Comment
  UC650346  Frangula rubra E. Fritz 1939-6-18 Plumas North Fork of Spanish Creek 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
  RSA104128  Frasera albicaulis var. nitida T. C. Porter 1876-1 s.n. Plumas [No location information on label.] Comment
  RSA101396  Frasera albicaulis var. nitida R. Weatherby 1955-7-21 1648 Plumas Rocky Point, top of No Ear Bar trail, Middle Fork Feather River. 1524 Comment
  CHSC43366  Fritillaria atropurpurea Lowell Ahart 1975-7-9 858 Plumas About 1 mile west of Pilot Peak. 1981 Comment
  UC1134599  Fritillaria atropurpurea E. Sawyer 1935-6-27 193 Plumas 1.6 mi ene of Grizzly Peak (Plumas National Forest); Plumas National Forest 1767 Comment
  CAS-BOT-BC505269  Fritillaria atropurpurea Mary Strong Clemens 1920-5-28 s. n. Plumas Crystal Lake Comment
  CAS-BOT-BC506201  Fritillaria micrantha L. S. Rose 1931-4-13 s.n. Plumas Woodleaf Comment
  UC1143082  Galium bolanderi C. G. Albertus 1935-7-20 211 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  UC174626  Galium bolanderi A. A. Heller and P. B. Kennedy 1907-7-16 8872 Plumas grade between Genessee Valley and Summit Comment
  SD6280  Galium boreale Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadows Comment
  POM69202  Galium trifidum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  UCD121932  Galium trifidum G. F. Hrusa 1992-10-8 10496 Plumas Northeast corner of Snake Lake. Immediate end of vehicle access road. 1219 Comment
  CHSC34893  Galium trifidum var. pacificum M. S. Taylor 1981-8-31 4259 Plumas Off spur rd 0.5 mi S of Hwy 70, near Mabie, ca. 3 mi W of Portola. 1463 Comment
  JEPS102763  Galium trifidum var. pusillum Lowell Ahart 2001-8-28 9205 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  CHSC21526  Galium triflorum D. Brink; L. Mayer 1975-7-9 Plumas S. end of Section 25. Comment
  SEINET10500647  Galium triflorum Mary Susan Taylor 1981-7-29 Taylor 4150 Plumas T25N R12E se 1/4 ne 1/4 sec 19 Genesse Valley quad. Along creek crossing 25N 42-Flournoy grade, 0.2 mi N of N branch of Ward Creek, ca. 5 air mi se of Genesse. Riparian wood on granite. 6000 ft. 1829 Comment
  CAS-BOT-BC169851  Garrya fremontii C. Hart Merriam 1906-10-1 s.n. Plumas Quincy Comment
  CAS-BOT-BC169861  Garrya fremontii John Thomas Howell 1961-9-23 36891 Plumas Englemine 1097 Comment
  JEPS48794  Garrya fremontii John W. Duffield 1937-5-30 Plumas Valley Creek; near road into camp 1158 Comment
  SEINET3144596  Garrya fremontii E. K. Balls 1950-9-6 15695 Plumas At fork of Feather RIver, S of Jackson Creek Public Camp, E of Quincy, Hwy 24 1402 Comment
  SEINET10453488  Garrya fremontii Mary Susan Taylor 1981-8-19 Taylor 4219 Plumas T23N R11E ne 1/4 se 1/4 sec. 17. Blue Nose Mt. S side of 23N10, 0.2 mi W of Bell Creek, ca. 1.5 mi W of Sloat. 4500 ft. 1372 Comment
  SEINET5765226  Garrya fremontii M. Canby 1929-5-12 2538 Plumas 5 miles SW of Blairsden. Comment
  UCD147772  Gayophytum Allyson Ayalon; Lucie Jerabkova 2012-8-1 134 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CDA13762  Gayophytum diffusum subsp. parviflorum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13496 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Comment
  CHSC99805  Gayophytum diffusum subsp. parviflorum Lowell Ahart 2008-8-14 15197 Plumas 20 yards northeast of the metal gate, east side for Forest Road 22n68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  JEPS27554  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1939-8-7 19344 Plumas Meadow Valley 1158 Comment
  RSA59470  Gayophytum diffusum subsp. parviflorum E. K. Balls 1950-9-16 15881 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89. 1433 Comment
  SBBG119864  Gayophytum diffusum subsp. parviflorum L. Ahart, J. Dittes 2003-8-8 10487 Plumas E side of Beckwourth Calpine Rd, ca. 3 mi S of Beckwourth, Sierra Valley 1482 Comment
  CHSC20836  Gayophytum humile K. R. Stern 1975-7-24 5826 Plumas SW shore of Lake Almanor. 1371 Comment
  SEINET13709405  Gayophytum racemosum Lowell William Ahart, Lowell William Ahart 2001-1 9291 Plumas Cow Creek, Lake Davis (T24N, R13E, sec 29, SE 1/4) 5780 Ft. 1762 Comment
  NY335423  Gentiana simplex R. M. Austin 07 1874 s.n. Plumas Fern Dell Comment
  RSA189451  Gilia capitata L. S. Rose 1967-6-13 67123 Plumas Rich Bar 823 Comment
  UC338795  Gilia capitata subsp. mediomontana Lemmon 259 Plumas American Valley Comment
  SEINET12326104  Gilia leptalea W. Knight, Knight, I. 1983-1 4895 Plumas between Chester and Drakesbad, Warner Creek Campground 1539 Comment
  CAS-BOT-BC282700  Glyceria elata C. R. Quick 1950-8-31 50 -45 Plumas About 1.5 miles SE of Deane's Valley SE of Meadow Valley and SW of Quincy Comment
  CAS-BOT-BC282705  Glyceria elata John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1470 Plumas Butterfly Canyon, Butterfly Botanical Area and Vicinity 990 Comment
  UCD85118  Glyceria elata Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  SEINET11826501  Gnaphalium microcephalum var. thermale Unknown 1975-1 s.n. Plumas SW side of Lake Almanor Comment
  CDA17259  Gnaphalium palustre G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16286 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  RSA754550  Gnaphalium palustre L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16221 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  JEPS29572  Gnaphalium palustre John Thomas Howell 1960-7-21 35836 Plumas open places among willows nw of Willow Lake 1676 Comment
  RSA59685  Gnaphalium palustre E. K. Balls 1950-9-9 15752 Plumas West of Lakes Center Public Campground at south end of small lake. 2043 Comment
  SEINET10872048  Gnaphalium palustre Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5180 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  SEINET3890401  Goodyera oblongifolia Lewis S. Rose 1966-7-26 66050 Plumas Butterfly Valley. 3 mi. W of Keddie.; 0 1067 Comment
  RSA184923  Goodyera oblongifolia Lewis S. Rose 1966-7-26 66050 Plumas Butterfly Valley. 3 miles west of Keddie. 1067 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
  CAS-BOT-BC304928  Grindelia hirsutula M. S. Taylor 1981-8-31 4256 Plumas Both sides of Hwy 89, ca. 0.5 mi s of Clio 1341 Comment
  SEINET10872105  Grindelia nana Mary Susan Taylor 1981-8-31 Taylor 4256 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
  CAS-BOT-BC304684  Grindelia squarrosa L. P. Janeway 1992-8-6 4286 Plumas Along Hwy 70, on south side of East Branch Feather River at Soda Creek; 2.8 mi east of Crystal Springs, 4.6 mi east of Grays Flat 899 Comment
  JEPS113898  Grindelia squarrosa var. serrulata L. P. Janeway and B. Castro 2007-8-18 9199 Plumas Northern High Sierra Nevada; Along Hwy 70 and East Branch North Fork Feather River at mouth of Soda Creek 893 Comment
  SJSU14311  Grindelia squarrosa var. serrulata N. A. Hopkins 1989-8-29 1593 Plumas by Frenchmans L Rd c. 1 mi N of Chilcoot Comment
  CAS-BOT-BC189590  Hackelia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54257 Plumas About 2.5 miles SE of Mount Hough on the road to Quincy 1798 Comment
  CDA14028  Hackelia micrantha G. F. Hrusa, B. A. Smith 1996-8-8 13476 Plumas Sierra Nevada; Approx. 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  RSA52904  Hackelia micrantha R. Weatherby 1950-8-11 1525 Plumas Slopes of Mt. Elwell, Lakes Basin Area. 2226 Comment
  CHSC72305  Hackelia nervosa L. P. Janeway; Glenn Clifton 1998-7-8 5719 Plumas About 1.5 mi south-southwest of Indicator Peak; along Road 28N08 3.7 mi southwest of Road 29N03. 1981 Comment
  CAS-BOT-BC123567  Haplopappus racemosus subsp. lucidus David Daniels Keck 1938-8-9 4897 Plumas 1 mile W of Portola 1480 Comment
  SJSU4604  Hastingsia alba C. W. Sharsmith 1969-6-19 7597 Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  CAS-BOT-BC508336  Hastingsia alba John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54145 Plumas 2.65 miles west of Round Valley Reservoir dam, Sierra Nevada 1569 Comment
  CAS-BOT-BC508337  Hastingsia alba H. D. Ripley; R. C. Barneby 1943-6-16 5774 Plumas East side of Lake Almanor 1365 Comment
  CHSC67345  Hazardia whitneyi James D. Jokerst; Lowell Ahart 1985-10-4 2585 Plumas Pilot Peak NE of La Porte. 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
  UCD130280  Helenium bigelovii Albert Grigarick 2011-8-15 293 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .25 miles W from Graeagle Trailhead to Hawley Falls. 1884 Comment
  CAS-BOT-BC306691  Helenium bigelovii Lowell Ahart 1979-8-16 s.n. Plumas In a bog east of Ohio Ravine 1700 Comment
  UC1523738  Helenium bigelovii Gary Schoolcraft 1982-7-28 823 Plumas w Dyer Mtn. 1828 Comment
  CHSC84987  Helianthella californica var. nevadensis Lowell Ahart 2003-10-17 10650 Plumas On the south side of the Pacific Crest Trail, about 1/2 mile east of Humboldt Peak about 1 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2133 Comment
  CAS-BOT-BC314800  Helianthella californica var. nevadensis John Thomas Howell 1975-6-16 51142 Plumas 2 miles northwest of Spring Garde, Sierra Nevada 1173 Comment
  CDA6427  Helianthella californica var. nevadensis T. R. Haig 1962-8-9 Plumas 2 miles south of Graeagle. Comment
  RSA0009330  Helianthella californica var. nevadensis Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  UCR123675  Helianthus bolanderi George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6867 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CHSC21023  Hemizonella minima F. T. Griggs; A. Pass 1975-7-10 140 Plumas Buck's Lake. Comment
  UCSB16062  Hemizonella minima Breedlove, Dennis 1962-6-13 Plumas Along State Highway 89, 2 miles south of Graeagle; Sierra Nevada 1402 Comment
  SD7637  Heracleum maximum Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  JEPS52289  Hesperochiron californicus Wayne Roderick 1966-4-9 Plumas 1 mi s of Beckwourth (Sierra Valley); Sierra Valley 1524 Comment
  POM252963  Hesperochiron pumilus A. A. Heller 1938-5-21 15098 Plumas Just east of the highway maintenance station north of Chester, on Highway 36. Comment
  UC1563919  Hesperolinon micranthum Barbara Ertter 1989-7-4 8682 Plumas 2.2 mi w jct with Hwy 89 and Hwy 36 (sw of Chester) 1463 Comment
  RSA129512  Hesperostipa comata subsp. comata E. Sawyer 1935-6-10 95 Plumas 4.5 mi WSW of Summit 1494 Comment
  CHSC112534  Heterocodon rariflorum B. Castro; L. P. Janeway 2009-6-7 1791 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 rounded granitic rock outcrops, ca 250 ft below edge of open Ponderosa-Jeffrery pine forest. 1668 Comment
  CDA42421  Heteromeles arbutifolia D. G. Kelch 2012-9-19 12 .371 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  CHSC96061  Heterotheca grandiflora L. P. Janeway 2006-10-1 8898 Plumas Northern High Siera Nevada. Along Hwy 70 0.6 road km southwest of form Injun Jim Campground, and above North Fork Feather River. 625 Comment
  CHSC34307  Heterotheca oregona var. compacta L. Ahart 1981-9-6 3067 Plumas Near Lights Creek, ca. 6 mi n of Taylorsville. 1300 Comment
  UC194083  Heterotheca oregona var. rudis Lemmon May 1878 Plumas Banks of Susan River Susan River Comment
  JEPS2464  Heterotheca villosa var. minor W. L. Jepson 1924-7-22 10609 Plumas Rich Point; Middle Fork Feather River 914 Comment
  CAS-BOT-BC425152  Heuchera rubescens Ella Dales Cantelow 1941-5-18 3518 Plumas 1 1/2 mi. w. of Johnsville on rd. to Gibsonville 1615 Comment
  CAS-BOT-BC425224  Heuchera rubescens Anna Head 1920-8-10 s.n. Plumas Lake Center Camp 1920 Comment
  CAS-BOT-BC319609  Hieracium albiflorum Anna Head 1921-7-17 s.n. Plumas Gray Eagle Trail, Feather River Region Comment
  CAS-BOT-BC316036  Hieracium scouleri John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54211 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy, Sierra Nevada 1584 Comment
  CAS-BOT-BC316047  Hieracium scouleri Walter Knight; Irja Knight 1966-6-19 1632 Plumas Slightley past Fern Glen en route to Quincy, Butterfly Botanical Area and Vicinity 1097 Comment
  SEINET4399867  Hippuris vulgaris W. Harnach, N. Harnach 1991-6-30 597 Plumas Approximately 1 mile south of the Steel Bridge on Marble Lane, Ibis rookery site 1486 Comment
  CDA20394  Hirschfeldia incana J. Naughton 2002-7-7 102 Plumas Sierra Nevada; Plumas County Fairgrounds, near Lee Rd. 0 Comment
  CAS-BOT-BC289228  Holcus lanatus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1685 Plumas Sweetwater Meadow, Butterfly Botanical Area and Vicinity 1127 Comment
  CDA13970  Holcus lanatus G. F. Hrusa 1996-8-2 13433 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Sunny, wet, springline; trib. of Squirrel Creek. Perennial in formerly disturbed area adjacent to old logging road. Comment
  CHSC91812  Holcus lanatus G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16274 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: in upper bog area. 1158 Comment
  JEPS26683  Holodiscus discolor P. C. Hutchison 1961-6-9 2116 Plumas 2 miles south of Rich Bar; Feather River, US Alt. 40; canyon of the north fork of the Feather River along highway US Alt. 40, on serpentine cliff above road, at bridge, 2 miles south of (below) Rich Barr. Comment
  OBI2940  Hordeum brachyantherum Lewis S. Rose 1968-6-10 68084 Plumas Quincy Meadow 1036 Comment
  CHSC35941  Hordeum brachyantherum subsp. brachyantherum M. S. Taylor 1982-6-28 4768 Plumas Drainage on n side of Feather River, ca. 1/4 mi w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth. 1487 Comment
  UC185647  Horkelia fusca subsp. tenella Mrs. R. M. Austin Aug 1896 388 Plumas Warner Valley Comment
  JEPS127117  Horkelia fusca var. parviflora Lowell Ahart 2016-8-30 21325 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  CAS-BOT-BC537869  Horkelia fusca var. parviflora W. B. Duncan 1927-8-1 s. n. Plumas Vicinity of Silver Lake Comment
  RSA268959  Horkelia tridentata subsp. flavescens J. R. Reeder, C. G. Reeder 1975-6-5 6678 Plumas 5 miles SE of Spring Garden in park like stand of Pinus ponderosa Comment
  SEINET6768103  Horkelia tridentata subsp. flavescens P. A. Lehenbauer 1937-5-30 s.n. Plumas Sierra Nevada; Reno-Feather River Hwy, 60 miles from Reno, Layman Camp, along river. Comment
  CHSC21295  Hosackia oblongifolia F. T. Griggs; A. Pass 1975-7-29 254 Plumas Buck's Lake. Comment
  JEPS122110  Hosackia oblongifolia var. oblongifolia Lowell Ahart 2014-8-24 19749 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  POM220761  Hydrophyllum capitatum var. alpinum M. Canby 1929-5-12 135 Plumas Portola. Comment
  CHSC21321  Hydrophyllum occidentale F. T. Griggs; A. Pass 1975-7-8 112 Plumas Buck's Lake Forest Service Survey. Comment
  UC335436  Hydrophyllum occidentale unknown 1889-1 Plumas Mohawk Valley Comment
  UC723823  Hydrophyllum occidentale Joseph Andorfer Ewan 1934-6-27 8262 Plumas near Long Lake (along Mt Elwell trail); Sierra Nevada 2072 Comment
  CAS-BOT-BC400949  Hypericum anagalloides Lowell Ahart 1985-7-11 5128 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte 1584 Comment
  JEPS122181  Hypericum anagalloides Lowell Ahart 2014-8-26 19782 Plumas On the both sides of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CHSC91903  Hypericum formosum var. scouleri Lowell Ahart; Josephine Guardino 2005-8-10 12313 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CAS-BOT-BC401207  Hypericum perforatum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2218 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  SEINET12326783  Ipomopsis aggregata L. Ahart, Ahart, P. 1983-1 4334 Plumas Near Onion Valley, W of Pilot Peak, near the Quincy-LaPorte Rd, NE of La Porte, Red Fir Forest 610 Comment
  RSA59101  Iris hartwegii E. K. Balls 1950-8-30 15505 Plumas Trail to Bucks Creek from Tobins Resort, North Fork Feather River. 610 Comment
  UC1584009  Iris hartwegii subsp. hartwegii G. Schoolcraft 1990-5-9 2020 Plumas about 1 mi w Crescent Mills 1463 Comment
  RSA135900  Iris tenuissima subsp. purdyiformis Lee W. Lenz 1954-5-8 19134 Plumas Camp Rogers [Rodgers] 762 Comment
  CHSC55624  Isolepis setacea L. P. Janeway 1987-6-20 2284 Plumas Seepy area near road in ravine on north side of South Branch Middle Fork Feather River, below Whiskey Hill. 1158 Comment
  CAS-BOT-BC137401  Ivesia aperta John Thomas Howell 1962-6-18 37796 Plumas Near Beckwourth Comment
  UC1567357  Ivesia aperta var. aperta Gary Schoolcraft 1983-7-5 1057 Plumas n of Correco Canyon 1950 Comment
  CHSC59925  Ivesia baileyi L. P. Janeway; Garrett Gibson 1992-7-22 4272 Plumas Plumas National Forest. 0.25 mi east of the top of Horton Ridge, across the ridge from the southeast fork of Horton Canyon. 1996 Comment
  CAS-BOT-BC137436  Ivesia baileyi var. baileyi James R. Shevock 1985-7-6 11316 Plumas Plumas National Forest, Little Last Chance Creek on road to Frenchman Reservoir Comment
  UCD113581  Ivesia baileyi var. baileyi Dean Wm. Taylor; Glenn Clifton 1990-6-25 11172 Plumas Little Last Change Creek, downstream ca. 0.6 mile from Frenchman Flat Reservoir. Comment
  CAS-BOT-BC205202  Ivesia sericoleuca James R. Shevock; Barbara Ertter 1986-7-20 11737 Plumas Northern Sierra Nevada. Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth 1650 Comment
  RSA790596  Ivesia sericoleuca James R. Shevock, Barbara Ertter 1986-7-20 11737 Plumas Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth. 1650 Comment
  RSA718510  Juncus acuminatus L. Ahart 2006-10-23 13488 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek., About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast of Strawberry Valley. 1282 Comment
  RSA727524  Juncus balticus var. balticus L. Ahart, Josephine Guardino 2007-7-20 14331 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  CHSC118722  Juncus bufonius Wendy L. Boes 2015-6-14 2015002 Plumas Lassen National Forest. Location to the east of Little Grizzly Valley, south of junction of Forest Service road 27N37 and 27N37B, 1 mi. south of Road 307. UTM 646739 E, 4438812 N, NAD83 Zone 10N. 1645 Comment
  SEINET11787639  Juncus bufonius Unknown 1985-1 5134 Plumas Little Grass Valley Reservoir where S Fork of Feather River flows in lake, ca 4.24 mi NE of La Porte 1585 Comment
  CHSC40258  Juncus bufonius var. bufonius Lowell Ahart 1985-7-11 5133 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
  CHSC52747  Juncus bufonius var. bufonius Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the mct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  UCD108046  Juncus confusus Tim Kuhn 2006-6-23 81 Plumas near Bagley Pass. Comment
  CHSC100057  Juncus covillei Lowell Ahart 2008-8-13 15157 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC108041  Juncus covillei L. P. Janeway 2011-9-22 10739 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. Common where bank is steeper, just above water line. 1468 Comment
  RSA59260  Juncus covillei E. K. Balls 1950-8-31 15561 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 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
  JEPS88406  Juncus dudleyi Vernon H. Oswald and Lowell Ahart 1996-8-1 8143 .1 Plumas Forest Rd. 27N16 at creek Dyer Mtn., Second Water Trough Creek (s slope of mt., ca 1.25 mi nw of Hauns Mdw. ca 2 mi se Dyer Mt. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville) Comment
  SD147655  Juncus effusus subsp. effusus Lowell Ahart 1980-10-6 2665 Plumas Sierra Nevada, lake, I(c) mile west of Fowler Park, Red Fir forest. 1700 Comment
  RSA201266  Juncus effusus subsp. pacificus J. T. Howell 1959-9-22 34857 Plumas Lassen Volcanic National Park: Drakesbad. 1677 Comment
  UCD141509  Juncus effusus subsp. pacificus John Thomas Howell 1960-7-20 35770 Plumas Boiling Springs Lake. Lassen Volcanic National Park. 1798 Comment
  JEPS104613  Juncus ensifolius Lowell Ahart 2003-7-18 10422 Plumas On sides of a drainage in a meadow, on n side of the road, ca 1/4 mi w of Lumpkin Ridge Rd, ca 1 1/2 mi se of Tamarack Flat, ca 1 1/2 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 mi (air) nw of La Porte. 1709 Comment
  JEPS115911  Juncus ensifolius Lowell Ahart, John Dittes 2009-7-27 16188 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
  RSA794951  Juncus ensifolius L. Ahart, John Dittes 2009-7-27 16176 Plumas About 5 yards northwest of the small dry pond, headwaters of Grizzly Gulch, 2.1 air miles northeast of Butt Valley Reservoir Dam. 1480 Comment
  SEINET10472442  Juncus hemiendytus Lowell Ahart, Peter Ahart 1983-7-20 Ahart 4195 Plumas Ca. 1/4 mi e of Feather Fork Mine, ca. 5.5 mi n of La Porte. Red Fir Forest; 1800 m. 1800 Comment
  JEPS103528  Juncus hemiendytus var. hemiendytus Lowell Ahart 2002-6-17 9722 Plumas In a meadow, on the N side of the road, ca 1/8 mile W of Lumpkin Ridge Road, ca 1 1/2 miles SE of 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. 1651 Comment
  HSC100777  Juncus howellii Lowell Ahart, John Dittes 2009-8-28 16355 Plumas N side of F.S. Rd. 27N98, headwater of Clear Creek, 2 (air) mi. N of Butt Valley Reservoir Dam and 3 (air) mi. SW of Lake Almanor Reservoir Dam. Comment
  RSA0035816  Juncus howellii Lowell A. Ahart 2008-8-14 15216 Plumas South of the road to Tamarack Flat, about 3/4 mile west of Lumpkin Ridge Road, about 5 miles (air) northwest of La Porte. 1725 Comment
  RSA95511  Juncus howellii J. T. Howell 1951-6-27 27580 Plumas McRae Meadow. 1982 Comment
  JEPS88974  Juncus longistylis Leland S. Smith 1927-8-10 2190 Plumas w end Gold Lake; Tahoe National Forest 2194 Comment
  SEINET6183873  Juncus luciensis B. Ertter, J. Strachan 1980-7-31 3885 Plumas West end Dixie Valley just eat of Beckwourth-Milford Road, Plumas National Forest. 1707 Comment
  CHSC61688  Juncus mertensianus L. P. Janeway; Jim Battagin, Rob Russell 1993-8-4 4492 Plumas Plumas National Forest. Along Dolly Creek at upper portion of the Walker Mine tailings. 1749 Comment
  CHSC110620  Juncus nevadensis B. Castro; L. Janeway 2006-9-9 1614 Plumas High Cascade Range. West shore of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek), off W end of USFS Rd 29N02Y. 1981 Comment
  CHSC110377  Juncus nevadensis var. nevadensis Lowell Ahart 2012-9-5 18440 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 Soouth 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
  JEPS120162  Juncus nevadensis var. nevadensis Lowell Ahart 2012-9-5 18440 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. Comment
  CHSC100340  Juncus occidentalis Lowell Ahart 2008-7-9 15055 Plumas On the north side of the dirt road, about 1/4 mile southeeast of the Feather Fork Mine, road is east of the main road (intersection) and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte. 1686 Comment
  RSA716797  Juncus occidentalis L. Ahart, John Dittes 2005-9-20 12450 Plumas On the south side of forest road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2005 Comment
  SBBG21939  Juncus orthophyllus D. Myrick 1964-7-21 889 Plumas E of trail parking area, Drakesbad 1737 Comment
  UCSB63770  Juncus oxymeris Janeway, L. 1998-9-10 Plumas Butterfly Valley Botanical Area; southwest edge of the main darlingtonia bog; below Road 25N47 (Sweetwater Marsh); 0.3 mi south of Road 417; T25N, R9E, SE 1/4 of SE1/4 of sec. 20; Crescent Mills quad 1164 Comment
  JEPS110547  Juncus tenuis Lowell Ahart 2006-10-23 13491 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast 1281 Comment
  JEPS115980  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
  RSA754873  Juncus tenuis L. Ahart, John Dittes 2009-9-7 16390 A Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  RSA95512  Juncus tenuis J. T. Howell 1951-6-27 27618 Plumas Jamison Creek 1829 Comment
  JEPS48233  Juniperus occidentalis R. E. Burton 1939-7-20 Plumas Willow Creek Willow Creek (e Plumas Co., near Ru<e,l?>ford, Lassen Co) Comment
  NY19867  Juniperus occidentalis H. E. Brown 1897-8-1 503 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA150585  Keckiella breviflora subsp. glabrisepala Lee W. Lenz 1961-6-20 24351 Plumas Feather River Canyon. 488 Comment
  RSA71286  Keckiella breviflora subsp. glabrisepala L. S. Rose 1951-6-24 51080 Plumas Feather River canyon, near Rock Creek. 550 Comment
  CAS-BOT-BC246162  Keckiella lemmonii Clarence R. Quick 1934-7-4 1349 Plumas Headwaters of Clear Creek, Plumas National Forest Comment
  CHSC66770  Keckiella lemmonii Vernon H. Oswald; Lowell Ahart 1996-8-14 8164 Plumas Silver Lake Rd. 0.5 mi SE of Silver Lake Campground, NE of Bucks Lake. Norther High Sierra Nevada. 1706 Comment
  JEPS17617  Keckiella lemmonii Rimo Bacigalupi with G. Thomas Robbins 1955-7-22 5436 Plumas Tobin; Feather River Canyon 548 Comment
  NY790347  Keckiella lemmonii J. T. Howell 1951-8-19 28174 Plumas Near Paxton 914.4 Comment
  NY790351  Keckiella lemmonii M. S. Clemens 1920-6-29 s.n. Plumas Crescent Mills Comment
  RSA88394  Keckiella lemmonii J. T. Howell 1951-8-19 28174 Plumas Near Paxton. 915 Comment
  UC384667  Kelloggia galioides E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  SEINET10869777  Kelloggia galioides Mary Susan Taylor 1981-7-22 Taylor 4102 Plumas T24N R11E sw sec 9, Spring Garden quad. In Red Fir Forest; E side of 26N21- Grizzly Peak Rd, just S of Argentine Lookout turnoff, ca. 5 air mi N of Spring Garden. 6900 ft elev. 2103 Comment
  SEINET10607091  Koeleria macrantha John Thomas Howell 1962-6-18 Howell 37779 Plumas Sierra valley near Beckwourth. 1487 Comment
  CHSC75907  Kyhosia bolanderi G. F. Hrusa 1996-8-2 13431 Plumas Sierra Nevada. At SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Trib. of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1850 Comment
  CHSC113861  Lactuca serriola Lowell Ahart 2014-9-9 19861 Plumas On the north side of the gravel road, on the west side of Sly Creek Reservoir, about 9 miles (air) southwest of La Porte. 1126 Comment
  CAS-BOT-BC340597  Lactuca serriola Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1521 Plumas Butterfly Botanical Area and Vicinity. Area adjacent to Pond Reservoir 1097 Comment
  CAS-BOT-BC341569  Lagophylla ramosissima John Thomas Howell 1959-9-24 34907 Plumas Crescent Mills 1066 Comment
  SEINET3403272  Lagophylla ramosissima R. W. Spellenberg, N. Zucker 2011-7-27 14310 Plumas North edge of Quincy 3 blocks from downtown on CA Hwy. 70/89. 1044 Comment
  CHSC53153  Lathyrus brownii L. P. Janeway 1989-6-22 3365 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw, along rd 24N49Y. 1804 Comment
  CHSC87633  Lathyrus lanszwertii var. aridus Lowell Ahart; Josephine Guardino 2004-5-24 10943 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1204 Comment
  CAS-BOT-BC205066  Lathyrus sulphureus Gladys L. Smith 1976-6-7 4558 Plumas Rte. 70, Spring Garden Sta. 6 miles east of Quincy 1219 Comment
  CAS-BOT-BC205067  Lathyrus sulphureus John Thomas Howell 1975-7-22 51374 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CHSC91698  Lathyrus sulphureus G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16288 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: outside of bog. 1158 Comment
  SEINET6658652  Lathyrus sulphureus Lewis S. Rose 1967-6-12 67116 Plumas Butterfly Valley, ca 3 mi west of Keddie.; 0 1219 Comment
  SEINET10872155  Layia glandulosa Mary Susan Taylor 1982-5-19 Taylor 4481 Plumas T23N R14E se/nw sec 32. Portola quad. Sandy open slope on w facing ridge, ca. 1.5 mi e of Portola. 5600 ft. 1706 Comment
  UC1552744  Layia glandulosa Frederica Bowcutt 1985-6-6 552 Plumas about 15 air mi ne of Quincy, i mi of Drum Bridge; Beckwourth Genesee Road Comment
  SEINET10971954  Lemna minor Mary Susan Taylor 1982-9-7 Taylor 5106 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CHSC33813  Lemna minuta M. S. Taylor; M. Foster 1981-6-2 3831 Plumas In swamp, w side of Williams Loop, 0.2 mi se of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1188 Comment
  UC1586441  Lemna trisulca Vernon H. Oswald and Lowell Ahart 1991-7-30 4796 Plumas 6 air mi ene of Humbug Summit (12 air mi s of Chester, Big Springs on w side of Humbug Valley); Humbug Valley, Big Springs 1310 Comment
  CAS-BOT-BC88840  Lepidium campestre John Thomas Howell 1976-7-16 51901 Plumas Sierra Nevada. Spanish Creek at mouth of Wapaunsie Creek. 1097 Comment
  CAS-BOT-BC88842  Lepidium campestre L. P. Janeway 1992-7-1 4247 Plumas Plumas National Forest. Beckwourth Ranger District. Jackson Compartment. 1325 Comment
  CAS-BOT-BC88850  Lepidium campestre Elizabeth McClintock 1968-5-18 s.n. Plumas East of Frenchman Reservoir north of Chilcoot. 1706 Comment
  CAS-BOT-BC89494  Lepidium heterophyllum John Thomas Howell; Gordon H. True 1973-7-31 50082 Plumas Sierra Nevada. Summit ridge of Thompson Peak. Diamond Range. 2362 Comment
  UC569998  Lepidium perfoliatum E. Sawyer 1935-6-10 86 Plumas 2.5 mi ssw Sugarloaf; Sierraville Quad. 1493 Comment
  CAS-BOT-BC12827  Lepidium perfoliatum David D. Keck 1932-7-3 1663 Plumas Quincy, within a few meters of the main street. At two localities 0.5 mile apart. 1065 Comment
  UCD169792  Lepidium virginicum subsp. menziesii Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16225 Plumas 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  RSA189389  Leptosiphon bolanderi L. S. Rose 1967-6-12 67119 Plumas Butterfly Valley, ca. 3 mi. W of keddie. 1220 Comment
  CHSC11363  Leptosiphon ciliatus Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CHSC46648  Leptosiphon ciliatus Lowell Ahart 1989-7-7 6370 Plumas West of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC59619  Leucothoe davisiae Anna Head 1920-7-3 s.n. Plumas Lake Center Camp, near lakes. Feather River Region. 2133 Comment
  CHSC21089  Leucothoe davisiae F. T. Griggs; A. Pass 1975-7-2 58 Plumas Bucks Lake. Comment
  JEPS16622  Leucothoe davisiae Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3952 Plumas e shore of Long Lake, Plumas - Sierra County Boundary Long Lake; Mount Elwell region, Long Lake 1889 Comment
  SD46618  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Along springy area, Mt. Elwell, Lakes Basin area. 2225 Comment
  SD7776  Leucothoe davisiae Mrs. R. M. Austin 1877-1 Plumas Spanish Peak. Comment
  UC586931  Leucothoe davisiae Joseph Andorfer Ewan 1934-6-27 8188 Plumas Bear Lake; Mount Ewell Region, Bear Lake 2133 Comment
  SEINET10449276  Leucothoe davisiae Mary Susan Taylor 1981-7-17 Taylor 4041 Plumas T21N R12E se/sw sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, around Cub Lake, ca. 6 air mi S of Mohawk. 6500 ft elev. 1981 Comment
  UCD15872  Lewisia cantelovii K. Mawdsley; M. Simpson 1998-6-28 46 Plumas Lassen National Forest, north from Hwy 70 on Forest Service road just east of Howell's Bridge over N Fork of Feather River. Ca. 300 yds along Forest Service road. 800 Comment
  CAS-BOT-BC444182  Lewisia nevadensis Arthur Menzies 1965-1-1 s.n. Plumas Sierra Valley Comment
  SEINET5336485  Lewisia nevadensis M. J. Williams 1965-6-24 s.n. Plumas Happy Valley above Long Valley near Cromberg. 1707 Comment
  SEINET9301145  Lewisia nevadensis Unknown 1981-6-22 3063 Plumas Fork Feather River Comment
  CHSC34877  Lewisia triphylla M. S. Taylor 1981-5-8 3654 Plumas At jct of rds 26N18, 26N92, and 27N92, ca. 1/2 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  SD8148  Lewisia triphylla Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC570148  Lewisia triphylla A. Lewis 1934-6-12 477 Plumas 3 1/2 mi sw Dogwood Peak; Bidwell Bar quadrangle 1493 Comment
  CAS-BOT-BC283803  Leymus cinereus Fred Sommers; Greg Sommers 1976-7-20 153 Plumas Sierra Valley Marsh, on S side of Marble Lane 1487 Comment
  UC1137639  Leymus triticoides R. W. Saarni 1939-7-9 156 Plumas e Dixie Mt.; Sierraville Quadrangle, Last Chance Valley 1706 Comment
  JEPS14100  Ligusticum californicum W. L. Jepson 1939-8-8 19359 Plumas Quincy 1051 Comment
  RSA59419  Ligusticum grayi E. K. Balls 1950-9-8 15706 Plumas Lakes Center Public Campground. 2043 Comment
  SEINET13944256 Image available Ligusticum grayi E. K. Balls 1950-1 15706 Plumas Red Fir Forest; Lakes Center Public Campground. Alt 6700 ft 2042 Comment
  SEINET4690758  Lilaea scilloides W. Harnach, N. Harnach 2000-8-2 964 Plumas 1.5 miles south of Hwy 70 on A-23, .25 miles east of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC130518  Lilium A. M. Vollmer; L. Beane 1953-7-1 28 Plumas Englemine 1158 Comment
  JEPS62040  Lilium washingtonianum subsp. washingtonianum John W. Duffield 1937-7-18 Plumas above and w Meadow Valley (Schneider Creek); Schneider Creek Comment
  JEPS58329  Linanthus ciliatus H. F. Copeland 1932-8-24 Plumas Drakesbad Sierra Nevada 1828 Comment
  UC908411  Linanthus ciliatus Milo S. Baker 1935-6-26 8090 Plumas near Cabin; Childs Meadows Comment
  CAS-BOT-BC111971  Lipocarpha micrantha Clarence Roy Quick 1952-9-5 52 -296 Plumas Wet place NW of Almanor. Comment
  SEINET10482997  Lithophragma Mary Susan Taylor 1982-5-17 Taylor 4460 Plumas T22N R14E se/se sec 6. Portola quad. Wet grassy meadow along creek, jct of rds 22N54 & 22N88, ca. 2 mi se of Portola. 5700 ft. 1737 Comment
  SEINET10483001  Lithophragma Mary Susan Taylor 1982-7-12 Taylor 4816 Plumas T22N R11E sw/ne sec 5. Blue Nose Mt quad. Open flats of Eureka Ridge Rd (23N09), 1.2 mi n of its jct with McRae Mdws turnoff, ca. 6 air mi w of Mohawk. Mixed Coniferous Forest; 6800 ft. 2072 Comment
  RSA121446  Lithophragma glabrum E. Sawyer 1935-5-23 35 Plumas 1.5 miles SSW of Kerby. 1555 Comment
  SEINET10483076  Lithophragma glabrum Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3836 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
  SEINET6032225  Lithophragma glabrum T. Ramelli 1948-5-8 23 Plumas 1.5 miles northeast of Vinton 1524 Comment
  CHSC54417  Lithophragma tenellum Vernon H. Oswald 1991-6-17 4666 Plumas Lassen Volcanic National Park. Drakesbad, near the trail to Boiling Springs Lake and Devil's Kitchen, south of the swimming pool at the resport. 1734 Comment
  CDA12092  Lomatium nudicaule G. F. Hrusa, G. L. Webster 1989-5-1 7017 Plumas Modoc Plateau; Hwy 70 between Vinton & Beckwourth. Comment
  SJSU4149  Lomatium nudicaule C. W. Sharsmith & W. Savage 1967-5-20 7519 Plumas near S base The Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  UC173182  Lomatium nudicaule Mrs. Austin 1882-7-24 131 Plumas Big Meadows Comment
  UC1730263  Lomatium plummerae L. P. Janeway 1998-6-22 5651 B Plumas 1.8 mi SSE of Indicator Peak; West Branch Bear Valley Creek 1699 Comment
  CAS-BOT-BC123125  Lomatium plummerae var. helleri Amos Arthur Heller 1913-6-13 10838 Plumas Near Marston Station 1066 Comment
  RSA0012544  Lomatium utriculatum Joan Stewart 2000-06 1038 Plumas Plumas National Forest Comment
  UCD40291  Lonicera Rodney Gale Myatt 1971-6-13 756 a Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CAS-BOT-BC243907  Lonicera involucrata var. involucrata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Blaisden Comment
  CHSC100314  Lonicera involucrata var. involucrata Lowell Ahart 2008-7-16 15103 Plumas Along a stream in a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC21282  Lonicera involucrata var. involucrata F. T. Griggs; A. Pass 1975-8-2 292 Plumas Buck's Lake. Comment
  SEINET10451993  Lotus neoincanus Lowell Ahart, Peter Ahart 1985-7-1 Ahart 5095 Plumas About 1/2 mile east of Cement Creek, about 1/2 mile north of Onion Valley Creek, about 4 miles north-west of Pilot Park. Comment
  CDA14763  Lotus nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3337 Plumas Indian Creek Bridge 0.1 mile northwest of junction with road to Antelope Lake dam. 1584 Comment
  JEPS105486  Lotus oblongifolius Holly Forbes and Barbara Keller 2003-7-9 28 Plumas along road opposite Gold Lake Staging Area Comment
  SEINET10940037  Lotus oblongifolius var. nevadensis Mary Susan Taylor 1981-7-29 Taylor 4148 Plumas T25N R12E se 1/4 ne 1/4 sec 19 Genesse Valley quad. Along creek crossing 25N 42-Flournoy grade, 0.2 mi N of N branch of Ward Creek, ca. 5 air mi se of Genesse. Riparian wood on granite. 6000 ft. 1829 Comment
  RSA755326  Lotus oblongifolius var. oblongifolius L. Ahart, John Dittes 2009-7-13 16046 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  UC81105  Lotus pinnatus Mrs. R. M. Austin 1876-1 Plumas Indian Valley Comment
  CDA32018  Lotus purshianus var. purshianus L. Ahart, J. Dittes, J. Guardino 2009-7-29 16235 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  CHSC81804  Ludwigia palustris Lowell Ahart 2001-10-16 9372 Plumas On the northwest side of Round Valley Reservoir, just below the road, about 2 1/2 miles southwest of Greenville. 1363 Comment
  UC82075  Lupinus Mrs. R. M. Austin 1875-1 Plumas near Quincy; near Quincy Comment
  RSA0069569  Lupinus adsurgens Daisie Huang 2006-8-11 06081102 Plumas Rattlesnake Creek, N of Highway 70. 1283 Comment
  SD46391  Lupinus adsurgens var. undulatus E. K. Balls, L. W. Lenz 1956-6-20 21844 Plumas 2 mi SE of Spring Garden, US Hwy, Quincy to Portola. 1250 Comment
  UC1542833  Lupinus albicaulis M. L. Conrad, Dunn, and Kenney 1973-6-5 7061 Plumas on Meadow Valley Road at w side Quincy; w side of Quincy 1036 Comment
  CHSC52415  Lupinus albicaulis var. shastensis L. P. Janeway 1990-6-26 3724 Plumas Plumas National Forest. Ridge between Pine Creek and Squirrel Cr, ca 1.1 air mi N of Greenhorn Cr and ca 1.8 air mi NE of Hwy 70/89; vicinity of Spring Garden. 1524 Comment
  CHSC76131  Lupinus albifrons var. albifrons G. F. Hrusa; T. D. Wilfred 1996-8-23 13528 Plumas Sierra Nevada. Shrub alongside USFS 23N51, E side of upper Long Valley Creek above its confluence with Bull Run Creek. 1.5 mi E of Lava Peak, and 2.5 mi. NE of Cromwell townsite. [Original lat./long. on label is '39 53 N; 120 40 W']. 1650 Comment
  CHSC21532  Lupinus apertus D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake Forest Service Survey. Comment
  RSA29125  Lupinus apertus J. T. Howell 1951-6-27 27606 Plumas Jamison Creek. 1890 Comment
  CHSC110001  Lupinus arbustus B. Castro; L. P. Janeway 2006-6-4 1536 Plumas Northern High Sierra Nevada. South side of Squaw Valley, ca 300 ft N of jcn of McReynolds Valley Road (FS Rd 25N05) and Squaw Valley Road (FS Rd 28N01). 1684 Comment
  CHSC52425  Lupinus arbustus L. P. Janeway 1990-7-12 3794 B Plumas Plumas National Forest. Top of small peak along Eureka Ridge ca 0.8 mi south of the head of Bear Creek. 2148 Comment
  CHSC70011  Lupinus arbustus L. P. Janeway 1997-5-7 5111 Plumas Along Beckwourth-Genesee Road; on northeast side of Red Clover Creek 2.9 mi southeast of Indian Creek. 1249 Comment
  RSA30591  Lupinus arbustus subsp. silvicola J. T. Howell 1951-6-28 27699 Plumas Eureka Peak. 2134 Comment
  POM298445  Lupinus arbustus subsp. silvicola H. C. Cantelow 1941-5-18 s.n. Plumas 1 mile west of Moharok on road to Johnsonville. 1463 Comment
  SEINET10452027  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-8-18 Taylor 5016 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  CAS-BOT-BC208793  Lupinus argenteus var. heteranthus M. S. Taylor 1982-8-19 5025 Plumas Along Fitch Canyon Rd, ca. 1 mi SW of its jct with Milford-Beckwourth Rd., ca. 4 mi. S of Milford 1828 Comment
  CAS-BOT-BC208798  Lupinus argenteus var. heteranthus A. A. Heller; P. B. Kennedy 1907-7-2 8685 Plumas Between Vinton and Beckwith Comment
  SEINET5327874  Lupinus argenteus var. heteranthus W. Harnach, N. Harnach 1989-5-22 114 Plumas Sierra Valley; E side of Co. Rd. A-23 across from road to Barry corrals 1494 Comment
  CHSC60090  Lupinus argenteus var. meionanthus L. P. Janeway 1990-7-20 3808 Plumas Plumas National Forest. Along Lake Davis Rd 1.4 mi NW of Hwy 70 and Portola. 1524 Comment
  JEPS125669  Lupinus bicolor William Harnach 2013-5-10 1345 Plumas North side of the intersection of Highway 70 and Co. Rd. A-23, 1 mile West of Beckwourth, CA Comment
  SEINET7063469 Image available Lupinus bicolor A. G. Vestal 1947-3-31 s.n. Plumas Grassy road shoulder in Warner Valley along Warner Creek. UTM Zone 10, 643846mE, 4469696mN. (WGS84/NAD83). 1535 Comment
  CHSC61732  Lupinus breweri var. breweri L. P. Janeway; Jim Battagin, Rob Russell 1993-8-4 4493 Plumas Plumas National Forest. At Lovejoy site. Just north of the confluence of Blakeless Creek and Little Grizzly Creek; along Road 112. 1783 Comment
  RSA109813  Lupinus breweri var. breweri E. K. Balls, Lee W. Lenz, B. K. Balls 1956-6-20 21845 Plumas 5 mi. se. of Graeagle along Staate Hwy. 89, Quincy to Sierraville. 1433 Comment
  RSA59277  Lupinus confertus E. K. Balls 1950-8-31 15571 Plumas 0.5 mile south of Spanish Creek, Hw. 24, north of Quincy. American Valley. 1067 Comment
  CAS-BOT-BC215363  Lupinus dalesiae M. S. Taylor 1982-6-16 4678 Plumas N side of 24N26, 0.5 mile W of its jct with Quincy-LaPorte Road, ca. 3 miles SE of Quincy 1645 Comment
  CAS-BOT-BC215368  Lupinus dalesiae M. S. Taylor 1982-7-12 4814 Plumas Along Eureka Ridge Road (23N09), 0.9 mile NW of its jct with McRae Meadow Road, ca. 6 air miles W of Mohawk 2072 Comment
  CAS-BOT-BC215370  Lupinus dalesiae M. S. Taylor 1982-6-3 4602 Plumas Flat saddle above Bell Bar Creek Drainage, on 23N45Y, 0.4 mile E of its jct with White Cap Road, ca. 4 miles SW of Sloat 1584 Comment
  CAS-BOT-BC215375  Lupinus dalesiae M. S. Taylor 1982-5-26 4539 Plumas W side of Quincy-LaPorte Road, 0.2 mile N of end of pavement, 1.1 miles S of its junction with Fells Creek Road (23N22), ca. 4 air miles SW of Spring Garden 1249 Comment
  CAS-BOT-BC215413  Lupinus dalesiae M. S. Taylor 1982-8-23 5040 Plumas Virgilia-Meadow Valley Road (25N17), 0.3 and 1.0 mile W of its junction with Hambly Ravine turnoff (25N20), ca. 0.5 air mile S of Virgilia 1188 Comment
  CAS-BOT-BC215418  Lupinus dalesiae John Thomas Howell; R. C. Barneby 1954-5-14 29561 Plumas 11 miles NW of Blairsden Comment
  CHSC35907  Lupinus dalesiae M. S. Taylor 1982-6-24 4752 Plumas N side of ridge at entrance to Gansner Park from Hwy 70, Quincy. 1066 Comment
  CHSC36860  Lupinus dalesiae M. S. Taylor 1982-7-12 4809 Plumas Cobbly slope on s side of 23N09, near headwaters of Bear Creek, ca. 5 air mi w of Mohawk. 1889 Comment
  NY15847  Lupinus dalesiae H. C. Cantelow 1940-5-12 s.n. Plumas 2.4 miles east of Meadow Valley Inn near Quincy Comment
  UC1502139  Lupinus dalesiae M. S. Taylor 1982-5-25 4530 Plumas w side of Peoria Creek Rd (23N10) 13.5 mi sw of its jct with Poplar Creek just s Sloat; Blue Nose Mt. Quad. 1463 Comment
  SEINET10452047  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4528 Plumas T23N R11E ne/se sec 17. Blue Nose Mt quad. On steep rdbk, w side of Peoria Creek Rd (23N10), 2.5 mi w of its jct with Poplar Cr near Sloat. 4400 ft. Jeffrey Pine Forest. 1341 Comment
  SEINET10452052  Lupinus dalesiae Mary Susan Taylor 1982-8-23 Taylor 5040 Plumas T25N R8E nw/se sec 20. Almanor SE quad. On s side of Virgilia-Meadow Valley Rd (25N17), 0.3 and 1.0 mi w of its jct with Hambly Ravine turnoff (25N20), ca. 0.5 mi s of Virgilia. MEF; 3700-3900 ft 1128 Comment
  SEINET10452061  Lupinus dalesiae Mary Susan Taylor 1982-6-24 Taylor 4752 Plumas T24N R9E ne/ne sec 15. Quincy quad. N side of ridge at entrance to Gansner Park from Hwy 70, Quincy. Open bare rdcut. 3500 ft. 1069 Comment
  SEINET10485182  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4526 Plumas T23n r11e sw1/4sw1/4 sec 2. Mt ingalls quad. Corolla yellow. In partial Shade in jeffrey pine forest. S side of 23n12, ca. 8 Mi. E of its jct with 23N52, ca. 3/4 Mi. W of mcdermott ravine, ca. 1.5 Mi. Ne of sloat. With Lupinus, hydrophyllum occidentale, collinsia parviflora. 1372 Comment
  SEINET10485207  Lupinus dalesiae Taylor 1982-5-27 Taylor 4550 Plumas Bucks lake quad. Corolla yellow. East side of dean 'S valley rd (24n29), .4-.5 mi south of its jct with bucks lake rd, ca. 1 Mi ne Of meadow valley. With smilacina racemosa, collinisia parviflora. 1158 Comment
  SEINET10906996  Lupinus dalesiae Mary Susan Taylor 1982-5-26 Taylor 4539 Plumas T23N R10E ne/sw sec 10. Blue Nose Mt quad. 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, ca. 4 mi sw of Spring Garden. 4100 ft. 1250 Comment
  SEINET10937074  Lupinus dalesiae Taylor 1982-6-16 Taylor 4684 Plumas Quincy quad. Corolla yellow. Open bare roadcut, n. Side of 24n13, ca. .1 Mi East of its jct with willow creek rd (23n90), ca. 4 Air mi southeast of quincy. With silene lemmonii. 1585 Comment
  SEINET10937075  Lupinus dalesiae Mary Susan Taylor 1982-6-16 Taylor 4678 Plumas T24n r10e nw1/4sw1/4 sec 33. Spring garden quad. Corolla yellow. Mixed Evergreen forest, on open bare phyllite roadcut, n side of 24n26, 0.5 mi. W of Its jct with quincy-laporte rd, ca 3 mi. Se of quincy. With lathyrus Nevadensis. 1646 Comment
  SEINET8042175  Lupinus formosus A. A. Heller, P. B. Kennedy 1907-7-16 8862 Plumas Genessee valley near Genessee Comment
  JEPS85922  Lupinus grayi L. P. Janeway 1990-6-4 3694 Plumas along rd 23N12 ca 0.6 mi n of jct with Rd 23N51 (Little Long Valley, e-facing side of canyon); Plumas National Forest, Mt. Ingalls Quad. 1722 Comment
  RSA372136  Lupinus grayi LeDoux, M. L. Conrad, David B. Dunn 1973-6-5 1092 Plumas 2.2 miles from junction of Highway 89 and 70. Comment
  SEINET10936535  Lupinus grayi Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-5 LeDoux 1092 Plumas Collected 2.2 mi. From jct of hwy 89 and 70. Douglas fir, libocedrus, & Quercus along hwy 89. Comment
  UC338163  Lupinus grayi unknown Plumas Indian Valley Comment
  CDA27440  Lupinus grayi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3306 Plumas 1.4 miles north-northeast of Engle Mine townsite on Diamond Mountain Road. Comment
  SEINET6655083  Lupinus grayi Lewis S. Rose 1968-6-11 68100 Plumas Butterfly Creek; 2 mi S of Keddie.; 0 1036 Comment
  SEINET7716854  Lupinus grayi Unknown Plumas American Valley Comment
  SEINET10451303  Lupinus latifolius subsp. viridifolius J. D. Detzer, M. Sacks 1977-7-14 Detzer 22 Plumas Corolla blue-purple and white. Plants ca 11 dm tall. Abundant on dry gravelly Soil in open area at edge of montane coniferous forest, ca 3.5 km ne squaw pk., On e bank of unimproved usfs rd. Sec 1, t25n, r14e. 1973 Comment
  CHSC36211  Lupinus latifolius var. columbianus M. S. Taylor 1982-7-12 4824 Plumas At jct of small creek to Jamison Creek, on n side of rd 507, just w of Plumas-Eureka State Park boundary, 2.0 mi sw of Johnsville. 1767 Comment
  RSA0076002  Lupinus lepidus Daisie Huang 2006-8-11 06081107 Plumas Hwy 89, just past the Lake Almanor spillway. 1381 Comment
  CHSC52437  Lupinus lepidus var. confertus L. P. Janeway 1990-7-6 3777 Plumas Plumas National Forest. Near Emigrant Cr and ca 1/10 mi south of Little Grizzly Cr. 1767 Comment
  SBBG9164  Lupinus lepidus var. confertus H. and M. Dearing 1938-7-2 2267 Plumas Feather River Hwy Comment
  UC1542921  Lupinus lepidus var. sellulus G. Schoolcraft 1987-6-17 1738 Plumas about 2 mi n Chester; n of Chester 1402 Comment
  UC1401227  Lupinus lepidus var. sellulus P. Kenney, Dunn, and Conrad 1973-6-5 438 Plumas along Hwy 70, 6 mi s from jct Hwy 89 and 70 1066 Comment
  SEINET8057030  Lupinus obtusilobus M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2286 Comment
  RSA712966  Lupinus onustus L. P. Janeway 1994-5-24 4649 Plumas Owl Creek, 1.5 mi west of Seneca. 1372 Comment
  SEINET10490233  Lupinus sellulus var. artulus Mary Susan Taylor 1982-6-12 Taylor 4638 Plumas South side of Hwy 36, W side of Lake Almanor, ca 0.5 mi E of Chester. 1372 Comment
  SEINET10490887  Lupinus sellulus var. sellulus Charles Piper Smith 1921-7-16 Smith 3432 Plumas Greenville ridge. Comment
  CAS-BOT-BC436596  Luzula cascadensis Mary Strong Clemens 1938-7-4 s.n. Plumas Greenville Comment
  CAS-BOT-BC436597  Luzula cascadensis John Thomas Howell 1951-6-27 27595 Plumas Sierra Nevada: McRae Meadow 1981 Comment
  CAS-BOT-BC436674  Luzula comosa var. laxa John Thomas Howell 1960-7-20 35739 Plumas Lassen Volcanic National Park: Boiling Springs Lake to Drakesbad 1828 Comment
  CHSC63296  Luzula comosa var. laxa Lowell Ahart 1994-6-12 7319 Plumas Near Cedar Flat, on the west side of Faggs Mine Road, south-west of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake. 1706 Comment
  CAS-BOT-BC441256  Luzula macrantha John Thomas Howell 1961-6-21 36634 Plumas Sierra Nevada: Greenville 1097 Comment
  CAS-BOT-BC441257  Luzula macrantha Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Unspecified Comment
  RSA68994  Lysimachia nummularia D. D. Keck 1932-7-3 1627 Plumas Quincy, along branchlet of Spanish Creek in meadow. also a large colony spreading over a vacant lot near center of town Comment
  CHSC100365  Lythrum portula Lowell Ahart 2008-9-10 15392 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte. 1537 Comment
  RSA122561  Machaeranthera canescens var. canescens C. W. Hanks 1934-8-30 61 Plumas Ridge top 3/4 mile south of Bald Peak; Plumas National Forest 1677 Comment
  SEINET10474798  Machaeranthera shastensis var. glossophylla Mary Susan Taylor 1982-6-28 Taylor 4782 Plumas T23N R14E se/ne sec 27. Portola quad. Ramelli Ranch, at gate on Calpine Rd (109), ca. 1/4 mi s of Hwy 70, ca. 0.5 mi sw of Beckwourth. Plumas National Forest property. 4880 ft. 1487 Comment
  CAS-BOT-BC342582  Madia Clare B. Hardham 1985-7-31 30139 Plumas Doyles Crossing, between Antelope Reservoir and Janesville Comment
  CHSC55797  Madia citrigracilis Vernon H. Oswald 1991-9-11 4871 Plumas Lassen Volcanic Park. Hot Springs Creek just downstream from the Ranger Station at Drakesbad. Along the edge of the creek. 1658 Comment
  CAS-BOT-BC343795  Madia elegans Mary Strong Clemens 1920-6-8 s.n. Plumas Greenville Comment
  UC176769  Madia elegans A. A. Heller with P. B. Kennedy 1907-7-13 88 -8 Plumas Taylorville Comment
  CAS-BOT-BC343790  Madia elegans David D. Keck 1932-7-3 1620 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  POM190468  Madia elegans subsp. elegans D. D. Keck 1932-7-3 1620 Plumas North of Spanish Creek. Quincy, northern Sierra Nevada 1067 Comment
  CDA14698  Madia exigua G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3186 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  CHSC41276  Madia exigua J. D. Jokerst 1984-5-13 2002 Plumas Canyon of Indian Cr. on slopes N of creek and S of the Indian Creek Road. In Eastside forest. 1249 Comment
  JEPS89648  Madia glomerata Dean W. Taylor 1992-8-23 13216 Plumas along Hwy. 89 1.3 mi. n. of junction w/ Humbug-Humboldt Rd. (Lake Almanor region); Feather R. Watershed, Lake Almanor region 1417 Comment
  RSA201259  Madia glomerata J. T. Howell 1960-7-18 35601 Plumas Drakesbad. Lassen Volcanic National Park. 1677 Comment
  SJSU13905  Madia glomerata N. A. Hopkins 1985-8-30 1327 Plumas Marble Hot Springs Rd near Marble Hot Springs, Sierra Valley 1524 Comment
  UC176512  Madia glomerata A. A. Heller and P. B. Kennedy 1907-7-18 8883 Plumas Beckwith Comment
  CAS-BOT-BC343279  Madia gracilis John Thomas Howell 1961-6-21 36601 Plumas Greenville 1097 Comment
  CHSC103129  Madia gracilis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16112 Plumas West of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  JEPS106231  Madia gracilis Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11153 Plumas On the north side of a forest road, small meadow, 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-BC512093  Maianthemum racemosum subsp. amplexicaule Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1602 Plumas Fern Glen; Butterfly Botanical Area and Vicinity 1066 Comment
  POM160875  Malacothrix floccifera J. G. Lemmon 1883-07 s.n. Plumas Indian Valley Comment
  CAS-BOT-BC71088  Marsilea vestita Greg Sommers 1976-6-9 108 Plumas Sierra Valley 1487 Comment
  CHSC66612  Matricaria discoidea Vernon H. Oswald; Lowell Ahart 1996-7-15 8014 Plumas High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. Jeep road paralleling the lake. 1371 Comment
  CHSC107906  Melica aristata L. P. Janeway 2011-8-23 10671 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.7 road km east of Road 22N60; 2.4 air km east-northeast of the northeast corner of Little Grassy Valley Reservoir. Small grassy openings in north-facing slopes. 1719 Comment
  CAS-BOT-BC282086  Melica fugax John Thomas Howell; et al. 1967-6-12 1993 Plumas Butterfly Botanical Botanical Area and Vicinity. Valley proper, near barn 1082 Comment
  CAS-BOT-BC282087  Melica fugax John Thomas Howell; et al. 1968-6-11 2362 Plumas Butterfly Botanical Botanical Area and Vicinity. At confluence of Spanish Creek and Butterfly Creek Comment
  CAS-BOT-BC282103  Melica fugax John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54254 Plumas About 2.5 miles SE of Mount Hough on the road to Quincy 1798 Comment
  CDA38809  Melica fugax L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15905 Plumas On the north side of the road under the pole line. about 200 yards west of Lake Almanor Dam, depression in mined over area. Comment
  SEINET10599384  Melica fugax Lowell Ahart 1986-7-8 Ahart 5347 Plumas On damp rocky soil, in an area of bare open serpentine, about 1 mile north-west of Pilot Peak, about 14 miles northeast of La Porte. Red Fir Forest. 1981 Comment
  SEINET10599385  Melica fugax John Thomas Howell 1962-6-17 Howell 37704 Plumas Plans of Sierra Nevada, Portola, Comment
  RSA201301  Melica subulata J. T. Howell 1960-7-23 35965 Plumas Dream Lake, Drakesbad 1677 Comment
  CAS-BOT-BC264179  Melica subulata John Thomas Howell 1960-7-23 35965 Plumas Dream Lake, Drakesbad, Lassen Volcanic National Park 1828 Comment
  UCD87028  Melica torreyana August L. Hormay 1928-12-7 s.n. Plumas Quincy. Comment
  CHSC73953  Mentha canadensis B. Castro; Barry Davis 1997-8-13 779 Plumas Ca 1 mi N of the Crocker Guard Station, just E of Co. Rd 111, in meadow along Crocker Creek (ca 1.5 mi N of Crocker Mdw). 1700 Comment
  SD6887  Mentha canadensis Daniel Cleveland 1882-7-26 Plumas Big Meadows Comment
  HSC93316  Mentha canadensis Vernon H. Oswald, L. Ahart 1996-7-15 8035 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, 1.4 mi. S of Last Chance Campground, E from FS Rd. 29N11 1372 Comment
  RSA52949  Mentha canadensis R. Weatherby 1950-7-28 1498 Plumas Border of Smith Lake near Quincy. 1250 Comment
  JEPS115787  Mentzelia dispersa Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15876 Plumas About 1600 feet southwest of Lake Almanor Dam 1386 Comment
  JEPS124101  Mentzelia dispersa Lowell Ahart 2015-6-7 20212 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  CHSC21831  Menyanthes trifoliata D. Brink; L. Mayer 1975-8-6 Plumas Bucks Lake Forest Service Survey. Comment
  UC1609428  Menyanthes trifoliata Vernon H. Oswald and Lowell Ahart 1993-8-3 5759 Plumas 9 air mi n of Lake Almanor (Hay Meadow at n end of 30N25 on s edge of the Caribou Wilderness); Caribou Wilderness, Hay Meadow 1950 Comment
  CHSC21820  Micranthes F. T. Griggs; A. Pass 1975-7-10 149 Plumas Bucks Lake. Comment
  CHSC21228  Micranthes bryophora F. T. Griggs; A. Pass 1975-7-16 194 Plumas N. Shore of Lower Buck's lake. Comment
  LA209005  Micranthes integrifolia Mrs. C. W. Hollis; 1928-6-30 Plumas Mt. Lassen National Forest, Drakesbad Comment
  CHSC33597  Microsteris gracilis M. S. Taylor; M. Foster 1981-6-8 3876 Plumas N side of 24N08, just n of its jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca 1.5 air mi n of w end of Lake Davis. 1706 Comment
  CHSC97540  Microsteris gracilis Lowell Ahart; John Dittes 2007-6-16 14110 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  RSA0014041  Mimulus aurantiacus Joan Stewart 2000-06 1041 Plumas Plumas National Forest Comment
  UC964787  Mimulus aurantiacus var. grandiflorus Milo S. Baker 1952-5-27 12474 Plumas Camp Storrie, along Hiway 24 Feather River Canyon Comment
  JEPS124095  Mimulus breweri Lowell Ahart 2015-6-7 20216 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  RSA59739  Mimulus guttatus E. K. Balls 1950-9-14 15802 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  UCD122710  Mimulus guttatus J. M. Tucker 1948-7-25 1738 Plumas at mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. 1524 Comment
  JEPS10943  Mimulus guttatus W. I. Follett 1936-5-12 48 Plumas n side Riuh Gulch; Rich Gulch 1097 Comment
  SEINET10570353  Mimulus guttatus Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5179 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  UC1063059  Mimulus moniliformis G. Burks 1933-8-8 21 Plumas 4 mi e and 1 1/4 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC1075699  Mimulus moniliformis Robert J. Weatherby 1955-8-12 1682 Plumas above Meadow Valley (near Morrow Creek); McFarland Creek 1432 Comment
  UC725551  Mimulus moniliformis A. A. Heller 1941-5-22 16140 Plumas 2 1/2 mi e Rich Bar (along State Highway #24) Comment
  CHSC21707  Mimulus moschatus F. T. Griggs; A. Pass 1975-7-3 63 Plumas North of Grizzly Fore Bay. Comment
  CHSC62163  Mimulus moschatus L. P. Janeway 1993-7-3 4487 Plumas Plumas National Forest. Along Cascade Road 0.6 mi north of Fall River crossing; between Mineral Springs Ravine and Dark Canyon. 1066 Comment
  UC711934  Mimulus pulsiferae Roxana S. Ferris and Laura Lorraine 1941-8-9 10433 Plumas about 2 1/2 mi from Lake Almanor Public Camp (State Hwy #89 on road to Chester) Comment
  JEPS122309  Mimulus torreyi Lowell Ahart 2014-8-31 19815 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  POM43902  Mimulus torreyi Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  UC1778575 Image available Mimulus torreyi S. E. Schoenig 1998-7-5 98 -73 Plumas Granitic sand on N side of Hwy 36, 1.0 mi W of junction with Hwy 89. 7 mi W of Chester. 1493 Comment
  CAS-BOT-BC174704  Minuartia nuttallii D. A. McMillan 1915-7-15 14 Plumas Plumas National Forest. Yellow Creek ridge 1371 Comment
  CAS-BOT-BC432982  Mitella breweri Anna Head 1921-7-23 s.n. Plumas Trail to Long Lake, Feather River Region Comment
  SEINET10483080  Mitella breweri Mary Susan Taylor 1982-6-17 Taylor 4698 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
  UCSC008310  Monardella follettii Brett Smith 2011-7-23 BAS 005 Plumas 200 m N of unnamed ravine, 150m E of FS Rd 25N25 1442 Comment
  UCSC008312  Monardella follettii Brett Smith 2011-7-25 BAS 007 Plumas 350m S of intersection of FS roads 25N57, 25N59, and 25N17. Between mainly small streams that start Bean Creek. 1561 Comment
  UCSC008319  Monardella follettii Brett Smith 2012-7-27 BAS 014 Plumas 65m W of unnamed stream, 110 m NE of big bend in FS road that cuts W through Cottonwood Meadow 1341 Comment
  CHSC118658  Monardella follettii Noah Siegel 2015-7-29 2015007 Plumas Plumas National Forest. Located on the north side of Rush Creek Hill, just south of Forest Service road 26N67F4. UTM 660981 E, 4437231 N, NAD83 Zone 10N. 1825 Comment
  SEINET10582332  Monardella follettii A. Graff 1993-7-22 Graff 317 Plumas Plumas National Forest. Meadow Valley Rd. south, .55 mile up from Union Pacific RR crossing, on the left road cut. T25N,R8E,S20. Locally infrequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Comment
  CHSC51245  Monardella glauca Lowell Ahart 1979-7-18 2002 Plumas Growing about 2 miles north-west of Pilot Peak, about 12 miles north-east of La Porte. 1828 Comment
  CHSC52044  Monardella odoratissima L. P. Janeway 1989-7-13 3489 Plumas Plumas National Forest. Slopes on NE flank of Crocker Mtn, above Red Clover Valley. 1.2 mi SW of Beckswourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. 1798 Comment
  UC2035861  Monardella odoratissima subsp. pallida Berry Campbell 1929-6-20 734 Plumas Lake Almanor 1402 Comment
  CDA18584  Monardella sheltonii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3286 Plumas Sierra Nevada; 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  CHSC102105  Monardella sheltonii Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16218 Plumas On dry rocky soil, north side of Forest Service Road 26N22, 4,650 feet northwest of Rattlesnake Hill, 3.0 miles (air) south-southeast of Lake Almanor Dam. 1591 Comment
  CHSC52055  Monardella sheltonii L. P. Janeway 1989-7-7 3470 Plumas Plumas National Forest. Hwy 70/89 at the bridge over Spanish Cr. 952 Comment
  CHSC61747  Monardella sheltonii L. P. Janeway 1993-7-15 4456 Plumas Plumas National Forest. Ridge between Bean Creek and Spanish Creek; along Rd 25N17 5.6 mi northwest of Spanish Ranch Road (in Meadow Valley), and 0.8 mi south of the crest to East Branch North Fork Feather River drainage. 1524 Comment
  CHSC67973  Monardella sheltonii James D. Jokerst 1989-7-3 3117 Plumas Serpentine canyon on Hwy. 70 6.4 mi E of Caribou Rd. Comment
  CAS-BOT-BC220487  Monardella sheltonii John Thomas Howell 1961-9-23 36887 Plumas Near Englemine 1097 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
  UC1362560  Monardella villosa subsp. villosa W. I. Follett 1936-6-29 Plumas 1 mi west Virgilia 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
  JEPS113567  Montia fontana subsp. chondrosperma Lowell Ahart, John Dittes 2007-6-16 14100 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CAS-BOT-BC445094  Montia linearis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2080 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC445079  Montia linearis M. Nakagawa 1980-5-17 41 Plumas Marble Hot Springs Road 1 mile E. of Junction w/ A23 ditch along side road 1524 Comment
  RSA39891  Montia linearis P. A. Munz 1947-5-16 11837 Plumas 8 miles north of Chilcoot. 1524 Comment
  CAS-BOT-BC267019  Muhlenbergia filiformis L. P. Janeway 1984-9-1 1134 Plumas Lakes Basin, on Sierra crest W of Mt Elwell 2164 Comment
  CHSC40254  Muhlenbergia filiformis Lowell Ahart 1985-7-11 5138 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
  CHSC54549  Muhlenbergia filiformis Vernon H. Oswald 1991-8-5 4802 Plumas Lassen Volcanic Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. On margins of lake. 1844 Comment
  POM313206  Muhlenbergia filiformis Malcolm A. Nobs, S. Galen Smith 1949-8-18 1367 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  RSA718529  Muhlenbergia filiformis L. Ahart 2006-10-23 13500 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek., About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast of Strawberry Valley. 1282 Comment
  UC384670  Muhlenbergia filiformis E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CAS-BOT-BC275220  Muhlenbergia minutissima Mrs. H. C. Cantelow 1951-7-26 15 Plumas Lake Almanor Meadow, W side of lake Comment
  CHSC40459  Muhlenbergia richardsonis Lowell Ahart 1985-7-11 5126 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. 1584 Comment
  CDA40604  Myosotis laxa L. Ahart 2006-10-8 13408 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
  JEPS110466  Myosotis laxa Lowell Ahart 2006-10-8 13408 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
  UC1560389  Myosotis scorpioides E. Joyal and D. Mehlman 1988-6-30 1300 Plumas 2 - 2.5 mi. s. Graeagle (along hwy. #89, Mill Creek and its tributaries); Mill Creek 1200 Comment
  JEPS106322  Myosurus apetalus var. borealis Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11064 Plumas On the south side of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote [Sloat] 1796 Comment
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Apr 8 2009
  CHSC114927  Myriophyllum sibiricum B. Villegas 2008-7-23 Plumas Lake Davis, Eagle Point. 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
  SD6686  Nama lobbii Mrs. R. M. Austin 1877-1 Plumas Spanish Peak Comment
  UC1523756  Nama lobbii Gary Schoolcraft 1982-8-3 846 Plumas along logging rd. Brush Hill 1828 Comment
  CDA17266  Narthecium californicum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16293 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  CAS-BOT-BC515773  Narthecium californicum Lewis S. Rose 1966-7-27 66055 Plumas Butterfly Valley; 3 miles W of Keddie 1066 Comment
  SEINET2028507 Image available Naumburgia thyrsiflora Marcus E. Jones 1897-6-25 Plumas Prattville [Susanville; Lake Almanor] 1340 Comment
  CHSC96924  Navarretia breweri Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13996 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
  HSC103853  Navarretia breweri G. D. Barbe, T. C. Fuller 1982-6-17 3821 Plumas South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam 1707 Comment
  UC572626  Navarretia breweri E. Sawyer 1935-6-27 211 Plumas Mouth of Dixie Valley Plumas National Forest, Sierraville Quad. 1554 Comment
  CHSC80852  Navarretia capillaris Lowell Ahart 2001-7-17 8933 Plumas On the west side of a branch of Butt Creek, on the north side of the dirt road, a little west of Ruffa Ranch, about 1 mile (air) north of Eagle Rocks, about 2 miles (air) northeast of Humboldt Summit. 1706 Comment
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Nov 23 2007
  SD7659  Navarretia capillaris Daniel Cleveland 1882-7-21 Plumas Big Meadows Comment
  RSA201287A  Navarretia capillaris J. T. Howell 1960-7-21 35829 Plumas Plumas County: Meadowy forest floor NW of Willow Lake. 1707 Comment
  CHSC21819  Navarretia divaricata F. T. Griggs; A. Pass 1975-7-12 171 Plumas Bucks Lake. Comment
  UC908173  Navarretia divaricata Herbert L. Mason 1924-6-20 1087 Plumas near Gold Lake (on trail from Gold Lake to Graeagh Camp) Comment
  CHSC97577  Navarretia divaricata subsp. divaricata Lowell Ahart; John Dittes 2007-6-17 14155 Plumas On the sides of a small wash, about 20 yards west of Red Clover Creek, about 10 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
  JEPS108738  Navarretia intertexta subsp. intertexta Lowell Ahart 2006-7-9 12927 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
  CHSC20845  Navarretia intertexta subsp. propinqua K. R. Stern 1975-7-24 5816 Plumas SW shore of Lake Almanor. 1371 Comment
  CDA14695  Navarretia leptalea G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3182 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  CHSC10802  Navarretia leptalea Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  CHSC40929  Navarretia leptalea K. R. Stern 1985-6-25 8261 Plumas Vicinity of Blairsden. 1371 Comment
  CHSC53206  Navarretia leptalea subsp. bicolor L. P. Janeway 1989-6-13 3304 Plumas Plumas National Forest. Forest along the south edge of Red Clover Valley. 1699 Comment
  UC306887  Navarretia leptalea subsp. leptalea unknown 1918-7-26 Plumas 300 ft above Mud Lake (Sierra Nevada); , above Mud Lake 2529 Comment
  CAS-BOT-BC230399  Navarretia leucocephala subsp. minima Alice J. Rosenberg 1917-7-20 s.n. Plumas Blaisden Comment
  RSA88457  Nemacladus interior J. T. Howell 1951-6-29 27761 Plumas Feather River Canyon 549 Comment
  CAS-BOT-BC219373  Nemophila John Thomas Howell 1976-4-2 51573 Plumas 2 miles northwest of Spring Garden 1173 Comment
  RSA189380  Nemophila heterophylla L. S. Rose 1967-5-6 67057 Plumas North Fork, Feather River. Injun Jim Cam. 610 Comment
  UC52234  Nemophila parviflora var. austiniae H. M. Hall and E. B. Babcock 1903-7-4 4421 Plumas near Prattville (North Fork Feather River); , near Prattville 1341 Comment
  CAS-BOT-BC230552  Nemophila parviflora var. austiniae H. M. Hall 1903-7-4 4421 Plumas N Fork Feather River 1341 Comment
  RSA101448  Nemophila parviflora var. austiniae R. Weatherby 1955-7-2 1590 Plumas Wilcox Valley. 1768 Comment
  JEPS1792  Nemophila pedunculata W. I. Follett 1936-5-10 49 Plumas Rich Gulch 1173 Comment
  CHSC39592  Nemophila spatulata Lowell Ahart 1983-7-20 4194 Plumas Found growing on damp soil on a small mound near a small wet mountain meadow, about 1/4 mile east of the Feather Fork Mine, about 5 1/2 miles north of La Porte. 1800 Comment
  UC853345  Nuphar lutea subsp. polysepala Mrs. E. C. Sutliffe 1917-8-1 Plumas near Blairsden Comment
  CAS-BOT-BC400105  Nuphar polysepala Rimo Bacigalupi 1927-7-11 1704 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC400100  Nuphar polysepala Fred Sommers; Greg Sommers 1976-6-16 G 124 Plumas Marble Hot Springs Area, Sierra Valley Marsh 1487 Comment
  JEPS100317  Oenothera deltoides subsp. piperi Dean W. Taylor 2001-7-21 17846 Plumas Diamond Mountains, southerly end of the range ca. 4 air mile N of Chilcoot, along Forest Road 23N67, Plumas National Forest 1737 Comment
  CDA38179  Oenothera flava Fred H. Surber 1984-6-14 s.n. Plumas West of Vinton. 0 Comment
  RSA88503  Oenothera villosa subsp. strigosa J. T. Howell 1951-8-20 28197 Plumas Indian Valley. 1067 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
  CHSC110622  Oreostemma alpigenum var. andersonii B. Castro; L. Janeway 2006-9-9 1616 Plumas High Cascade Range. About 200 m east of Jedidiah Colter Lake (between Blue Lade and North Arm Rice Creek). 1969 Comment
  JEPS80618 Image available Orobanche fasciculata M. S. Taylor 1981-6-3 3851 Plumas ca. 7 mi. n.w. Beckwourth (ca. 0.5 mi. n. of Genesee-Beckwourth Rd., Red Clover Valley); Crocker Mt. Quad., Red Clover Valley 1670 Comment
  JEPS123952  Orthilia secunda Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20421 Plumas On the south side of Blue Lake, 2,710 feet north of Forest Service Road 29N18, 2.89 air miles west-southwest of Sifford Mt., 6.26 air miles south-southeast of Lassen Peak. Comment
  CAS-BOT-BC238429  Orthocarpus Clare B. Hardham 1978-8-11 21796 Plumas About 5 miles southeast of Thompson Peak Comment
  SEINET10964379  Orthocarpus copelandii var. cryptanthus Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3881 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  CHSC4761  Orthocarpus cuspidatus subsp. cryptanthus R. Carter 1967-7-21 628 Plumas Thompson Peak lookout Riamond Mt. Comment
  RSA88416  Orthocarpus hispidus J. T. Howell 1951-6-27 27592 Plumas McRae Meadow. 1982 Comment
  CAS-BOT-BC316884  Packera eurycephala var. eurycephala Lemmon 1874-8-1 s.n. Plumas Indian Valley Comment
  UC1778609  Paeonia brownii G. Douglas Barbe, T. C. Fuller 1982-7-16 3780 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
  UCD89135  Panicum acuminatum var. acuminatum Malcolm A. Nobs; S. Galen Smith 1949-8-19 1436 Plumas Bog and marsh at Butterfly Valley. Comment
  JEPS122244  Panicum capillare Lowell Ahart 2014-9-9 19844 Plumas Below the high water line, on the west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  CHSC105202  Parnassia palustris B. Castro; L. P. Janeway 1997-9-14 782 Plumas Springy S-facing slope above Jamison Creek, above Rd 507 ca 0.9 mi E of the Plumas-Eureka State Park boundary. 1828 Comment
  CAS-BOT-BC175577  Parnassia palustris Lowell Ahart 1981-7-21 2950 Plumas Near Dixon Creek, north of Pilot Peak 1600 Comment
  CHSC20982  Pedicularis attollens F. T. Griggs; A. Pass 1975-7-23 240 Plumas Cape Lake. Comment
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Mar 4 2018
  POM181064  Pedicularis attollens A. A. Heller, P. B. Kennedy 1907-7-9 8795 Plumas Prattville. Comment
  UC1075643  Pedicularis attollens Robert J. Weatherby 1950-8-11 1513 Plumas road to Gold Lake 1828 Comment
  RSA112886  Pedicularis densiflora subsp. aurantiaca E. F. Sprague 1957-5-29 1217 Plumas Just off Hwy 4.2 miles W of Mineral. 1159 Comment
  CHSC56880  Pedicularis racemosa L. P. Janeway; Garrett Gibson 1991-7-31 4098 Plumas Plumas National Forest. Lower west slope of Mt. Ingalls; along Road 25N42, 3.1 mi north of County Road 112. 1950 Comment
  RSA0039305  Pedicularis racemosa Lowell Ahart 2008-8-14 15201 Plumas 200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 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
  HSC93239  Pedicularis racemosa Vernon H. Oswald, L. Ahart 1996-8-14 8167 Plumas Silver Lake Rd., 1.9 mi. SE of Silver Lake Campground, NE of Bucks Lake, N High Sierra Nevada 1646 Comment
  UCR115327  Pedicularis semibarbata G. D. Barbe, T. C. Fuller 1982-7-16 3760 Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  CAS-BOT-BC69354  Pellaea brachyptera J. G. Lemmon 1880-5-1 s.n. Plumas unspecified 2438 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
  CAS-BOT-BC69355  Pellaea brachyptera M. S. Taylor 1982-6-17 4699 Plumas Blue Nose Mt. quad., at end of 23N49Y, ca. 2 air mi W of White Cap, ca. 5 air mi SW of Sloat 1645 Comment
  SD9635  Pellaea brachyptera Mrs. R. M. Austin 1877-1 Plumas Sierra Valley Comment
  SEINET10834165  Pellaea brachyptera Mary Susan Taylor 1982-6-17 Taylor 4699 Plumas T23N R10E center of se sec of 23. Blue Nose Mt quad. At end of 23N49Y, ca. 2 air mi w of White Cap, ca. 5 air mi sw of Sloat. Elev 5400 ft. 1646 Comment
  CAS-BOT-BC71239  Pellaea bridgesii John Thomas Howell 1951-6-28 27694 Plumas Eureka Peak 2133 Comment
  RSA420403  Penstemon Rockwell 1925-07 s.n. Plumas [No location information provided.] Comment
  UC619255  Penstemon deustus J. and H. W. Grinnell 1938-6-11 1093 Plumas Mohawk 1341 Comment
  RSA59311  Penstemon deustus E. K. Balls 1950-9-14 15795 Plumas Hwy 89, along Indian Creek, 1.5 mi from jct with Hwy 24. 915 Comment
  SEINET6225247  Penstemon deustus L. S. Rose 1967-1 67173 Plumas 1 mi S of Keddie, Butterfly Creek & Spanish Creek 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
  RSA101695  Penstemon deustus subsp. deustus H. L. Mason 1924-6-15 1032 Plumas Graeagle - near Blairsden. Comment
  CHSC40245  Penstemon deustus var. pedicellatus K. R. Stern 1985-6-25 8198 Plumas Meadow, vic. Blairsden. 1371 Comment
  CHSC117446  Penstemon deustus var. suffrutescens Lowell Ahart 2016-6-29 21075 Plumas East part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC53070  Penstemon gracilentus L. P. Janeway 1989-6-30 3450 Plumas Plumas National Forest, Beckwourth Ranger District. Near rd 24N45 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth. 1874 Comment
  UC1063169  Penstemon gracilentus C. G. Albertus 1935-8-13 265 Plumas Mt. Ingalls Plumas National Forest, Downieville Quadrangle, Mt. Ingalls 2553 Comment
  RSA59355  Penstemon gracilentus E. K. Balls 1950-9-2 15620 Plumas 2.5 miles towards Mt. Ingalls Lookout after turn off from Ramelli to Walker Mine. 1951 Comment
  UC887061  Penstemon heterodoxus var. heterodoxus Anna Head 1921-7-25 Plumas Long Lake Feather River Region, Long Lake Comment
  CHSC69693  Penstemon heterodoxus var. shastensis Vernon H. Oswald 1991-8-23 4841 A Plumas Lassen Volcanic National Park. Trail from the outlet of Juniper Lake to the summit of Mt. Harkness. 2072 Comment
  UC1585969  Penstemon laetus Barbara Ertter with Gary Schoolcraft 1989-7-3 8652 Plumas ca 8 airmi s Susanville (below Red Rock lookout); , s of Susanville 2255 Comment
  RSA59102  Penstemon neotericus E. K. Balls 1950-8-30 15506 Plumas Trail to Buck's Creek from Tobin's Resort, North Fork Feather River. 610 Comment
  HSC21039  Penstemon newberryi R. Spellenberg 1964-6-18 473 Plumas 2 mi. W of Lassen National Park boundary on Hwy. 44 Comment
  SEINET10964433  Penstemon newberryi F. Marion Ownbey, Ruth P. Ownbey 1938-7-14 Ownbey 1734 Plumas Rocky slope, humboldt summit, sierra nevada. Comment
  LA209544  Penstemon newberryi var. newberryi Mrs. C. W. Hollis; 1928-6-30 Plumas Mt. Lassen National Forest, Drakesbad Comment
  CHSC96363  Penstemon personatus George Hartwell 2006-8-28 Plumas Northern High Sierra Nevada. Plumas National Forest road 23N57X. Near fen. 1755 Comment
  SEINET10548095  Penstemon personatus Mary Susan Taylor 1981-8-20 Taylor 4228 a 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
  CHSC21547  Penstemon roezlii L. M. Mayer 1975-7-9 Plumas Bucks Lake Floristic Survey. 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
  UC584317  Penstemon roezlii G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2237 Plumas n Engelmine (sw slopes and ridge crest Red Rock); sw slopes and ridge crest Red Rock 2133 Comment
  CHSC40931  Penstemon rydbergii K. R. Stern 1985-6-25 8266 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC239591  Penstemon rydbergii var. oreocharis A. A. Heller; P. B. Kennedy 1907-7-5 8735 Plumas Red Clover Valley Comment
  CAS-BOT-BC239613  Penstemon rydbergii var. oreocharis Mrs. A. L. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  CHSC75548  Penstemon rydbergii var. oreocharis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3147 Plumas Long Valley, 0.4 mi south of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  NY651265  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-11 25814 Plumas Route 24, above Portola 1463.0 Comment
  SEINET3840898  Penstemon rydbergii var. oreocharis G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3838 Plumas Frenchman Lake, East shore, Crystal Fishing Access, Marshy arm of the lake at parking lot, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  UC580688  Penstemon speciosus F. W. Embree 1934-6-6 81 Plumas ne dam Bucks Lake; Bidwell Bar Quad. Comment
  UCR139355  Penstemon speciosus David D. Keck 1932-7-6 1718 Plumas Northern Sierra Nevada Mtns., 6 mi west of Chester 1524 Comment
  CAS-BOT-BC77171  Pentagramma triangularis subsp. semipallida Gladys L. Smith 1976-6-5 4546 Plumas Feather River Canyon - Cracks of Lewisia Cliff, Rte. 70 640 Comment
  CDA13919  Perideridia bolanderi G. F. Hrusa 1997-5-3 13842 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  UC1778622  Perideridia bolanderi G. Douglas Barbe, T. C. Fuller 1982-7-16 3770 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
  CHSC96928  Perideridia bolanderi subsp. bolanderi Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14038 Plumas Open rocky flat, along the east side of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  UCR123522  Perideridia gairdneri subsp. borealis George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6868 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  UC1389937  Perideridia lemmonii T. I. Chuang, R. S. Mitchell, and G. Keator 1965-6-17 5990 b Plumas Lake Almanor; w side Comment
  SEINET10840956  Perideridia parishii subsp. latifolia Mary Susan Taylor 1981-7-17 Taylor 4030 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
  CHSC66636  Persicaria amphibia Vernon H. Oswald; Lowell Ahart 1996-7-15 8011 Plumas S side of the W end of the Hwy. 36 causeway crossing Lake Almanor E of Chester. Growing on the wet strand of the lake. 1371 Comment
  UCD99385  Persicaria amphibia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1454 Plumas Southeastern side of Portola. Comment
  CHSC81808  Persicaria lapathifolia Lowell Ahart 2001-10-16 9373 Plumas On the northwest side of Round Valley Reservoir, just below the road, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CHSC60157  Persicaria punctata L. P. Janeway 1992-7-1 4242 Plumas Plumas National Forest. North side of Middle Fork River along moist drainage of Bonta Creek across a gravel bar of the river (not flooded for several years). 1310 Comment
  UC642419  Phacelia hastata A. A. Heller and P. B. Kennedy 1907-7-6 8755 Plumas Red Clover valley Comment
  CHSC21197  Phacelia hastata subsp. hastata F. T. Griggs; A. Pass 1975-7-17 226 Plumas Buck's Lake Forest Service Survery Comment
  SEINET3840873  Phacelia hastata var. hastata M. I. Wibawa, Thomas C. Fuller, G. Douglas Barbe 1982-6-17 3839 Plumas Frenchman Lake, Crystal fishing access, marshy arm of the lake at the paking lot 1700 Comment
  UC1602018  Phacelia heterophylla subsp. virgata E. Sawyer 1935-6-14 110 Plumas 1 3/4 mi n Beckwith; Sierraville Quadrangle Comment
  RSA170277  Phacelia heterophylla subsp. virgata W. I. Follett 1937-6-13 92 Plumas Rich Gulch 1174 Comment
  RSA189323  Phacelia heterophylla subsp. virgata L. S. Rose 1967-7-12 67171 Plumas 1 mile S of Keddie; Butterfly Creek & Spanish Creek. 884 Comment
  CHSC112609  Phacelia imbricata subsp. imbricata Lowell Ahart 2013-9-11 19033 Plumas Gravel bar on the west side of Chips Creek, about 20 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  CHSC36314  Phacelia linearis M. S. Taylor 1982-6-10 4619 Plumas Around grassy knoll with large granite outcrop, sw of 23N72, ca. 1 mi sw of Table Rock, ca. 3 air mi ne of Beckwourth. 1554 Comment
  RSA39781  Phacelia linearis P. A. Munz 1947-5-16 11819 Plumas 5 Miles north of Chilcoot. 1524 Comment
  CHSC45843  Phacelia mutabilis Lowell Ahart 1979-7-18 1977 Plumas Along the banks of Onion Valley Creek, Onion Valley, just east of Quincy La Porte Road before it crosses the creek, about 1 mile west of Pilot Peak, about 12 miles north-east of La Porte. 1645 Comment
  RSA74857  Phacelia mutabilis F. W. Peirson 1926-6-22 6813 Plumas Trail from Drakesbad to Devil s Kitchen, Lassen National Park. 1738 Comment
  HSC93652  Phacelia racemosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3065 Plumas Headwaters of S Fork of Feather River, 10.6 mi. NE of La Porte on La Porte-Quincy Rd. 1890 Comment
  RSA201363  Phacelia racemosa J. T. Howell 1960-7-20 35736 Plumas Boiling Springs Lake to Drakesbad. Lassen Volcanic National Park. 1677 Comment
  UC170961  Phacelia racemosa H. M. Hall 1912-7-13 9354 Plumas Jameson Cr. Sierra Nevada Mountains 1920 Comment
  CDA25501  Philadelphus lewisii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 06 .256-B Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CHSC11347  Philadelphus lewisii Lowell Ahart 1970-7-2 Plumas 12 miles E. of Pulga. 762 Comment
  OBI13974  Philadelphus lewisii Lewis S. Rose 1967-7-9 67139 Plumas Caribou, North Fork, Feather River 914 Comment
  UC858323  Philadelphus lewisii A. A. Heller 1938-5-30 15130 Plumas on Hwy 24 near Grizzly Dome Tunnel 609 Comment
  RSA0046809  Philadelphus lewisii G. T. Nordstrom 1934-7-2 166 Plumas 1 mi SE Mt. Ararat. 1585 Comment
  UC1037120  Phleum pratense Leo Whitney 1934-8-23 2236 Plumas ca 15 mi n Beckwith (Willow Creek); Plumas National Forest, Willow Creek 1950 Comment
  SEINET4889145  Phleum pratense M. Foster 1988-7-15 188 Plumas Grizzly Valley Quad, inside U.S.F.S. cattle exclosure, on north side of Big Grizzly Creek, 0.25 miles south of Walker Mine Road, 1 mile west of Lake Davis, 12 miles north by northwest of Portola 1768 Comment
  CHSC98344  Phlox diffusa L. P. Janeway 2007-6-3 9011 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 Comment
  CHSC98355  Phlox diffusa L. P. Janeway 2007-5-20 8983 Plumas Northern High Sierra Nevada. Top of Red Hill. 1929 Comment
  JEPS48502  Phlox diffusa Esther C. Fritz 1933-7-1 Plumas Spanish Peak 2133 Comment
  UCR3613  Phlox diffusa Wm. Horn Jr. 1963-6-29 630629 7 Plumas Northern Sierra Nevada Mtns., 1.25-1.5 miles north of Spanish Peak 1835 Comment
  SEINET11268262  Phlox diffusa Lowell Ahart 1994-6-12 7317 Plumas Near Ceder Flat, on the west side of Faggs Mine Road, south-west of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake.; 0 1707 Comment
  RSA71297  Phlox diffusa subsp. diffusa L. S. Rose 1951-6-28 51059 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  SEINET10496906  Phlox speciosa subsp. occidentalis Mary Susan Taylor 1982-5-25 Taylor 4525 Plumas T23N R11E sw/sw sec 2. Mt Ingalls quad. Along 23n12, in Jeffrey Pine Forest, 0.6 mi w of its jct with 23N52, ca. 3/4 mi w of McDermott Ravine 7 1.5 mi ne of Sloat. 4500 ft. 1371 Comment
  CDA25094  Phoenicaulis cheiranthoides G. D. Barbe 1982-6-9 3666 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  CAS-BOT-BC60677  Phoenicaulis cheiranthoides John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54255 Plumas Sierra Nevada. About 2.5 miles southeast of Mount Hough on the road to Quincy. 1798 Comment
  UC220619  Phoradendron juniperinum H. E. Brown Aug 15 1897-Aug 31 1897 673 Plumas near Lassen Buttes 1828 Comment
  SEINET10492840  Phoradendron juniperinum var. ligatum Mary Susan Taylor 1982-5-17 Taylor 4464 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
  UC142825  Phyllodoce breweri Mrs. R. M. Austin July 1896 385 Plumas Lassen Peak Comment
  RSA451853  Physocarpus capitatus Anstruther Davidson 1928-7-1 s.n. Plumas Feather River [county not specified: Butte, Plumas or Sierra] Comment
  CAS-BOT-BC78467  Pinus contorta subsp. murrayana M. B. Kildale 1926-9-10 2762 Plumas Juniper Lake, Lassen Natl. Park 2054 Comment
  OBI69182  Pinus contorta subsp. murrayana Kristina L. Schultz, Dan Schultz 2000-11-4 10 Plumas Gold Lakes Basin. Located along N shore of Gold Lake, gold Lake rd off of hwy 89 Comment
  CAS-BOT-BC78689  Pinus jeffreyi Saichi Kawahara 1968-5-5 410 Plumas Highway 89, 3 miles southeast of Highway 36 1402 Comment
  CAS-BOT-BC78694  Pinus jeffreyi Alice Eastwood 1927-6-27 14895 Plumas on road from [Chilcott] Chilcoot, United States Forest Reserve Comment
  CAS-BOT-BC78695  Pinus jeffreyi Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC78693  Pinus jeffreyi Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Salmon Lake Comment
  SEINET5334638  Pinus lambertiana R. J. Holl 1949-5-28 s.n. Plumas 3 miles north of Quincy 1067 Comment
  SEINET10530537  Pinus monticola Mary Susan Taylor 1980-11-2 Taylor 3366 Plumas T25N R12E center border sec 28/27, Blairsden quad. Plumas Natl Forest, Mt. Ingalls. With E. Pierce. 2552 Comment
  HSC1545  Pinus sabiniana W. R. Rogers 1965-8-20 297 Plumas Bulk Collection # 37 Comment
  CAS-BOT-BC158330  Piperia elongata L. P. Janeway 1992-7-2 4248 Plumas Field redacted by CAS, contact the data manager for more information 716 Comment
  CHSC65820  Piperia transversa L. P. Janeway 1993-6-15 4387 Plumas Plumas National Forest. Southwest side of Ponderosa Dam on South Fork Feather River. 298 Comment
  CAS-BOT-BC280  Plagiobothrys cognatus Amos Arthur Heller; P. B. Kennedy 1907-7-2 8680 Plumas Between Vinto and Peckwith Comment
  CHSC40765  Plagiobothrys cusickii Lowell Ahart 1985-7-3 5102 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 1/2 miles north-west of La Porte. 1584 Comment
  CHSC97143  Plagiobothrys cusickii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14033 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  CAS-BOT-BC230983  Plagiobothrys hispidulus Walter Knight; Irja Knight 1966-6-19 1357 Plumas The Butterfly Botanical Area and Vicinity. Butterfly Valley, Near the spring 1097 Comment
  CAS-BOT-BC230988  Plagiobothrys hispidulus Anna Head 1921-7-11 s.n. Plumas Feather River Region. Near Gold Lake Comment
  CHSC102749  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16150 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC65330  Plagiobothrys hispidulus Lowell Ahart 1995-10-1 7645 Plumas On the bottom of the pond (reservoir dam washed out), Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. Meadow. 1828 Comment
  CHSC80168  Plagiobothrys hispidulus L. P. Janeway 1996-6-5 4996 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  JEPS123959  Plagiobothrys hispidulus Lowell Ahart 2015-7-4 20281 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
  JEPS102650  Plagiobothrys mollis var. mollis Lowell Ahart 2001-8-28 9211 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  RSA147083  Plagiobothrys scouleri var. hispidulus Alice Eastwood 1927-06 14446 Plumas Crescent Mills Comment
  OBI20914  Plagiobothrys shastensis Lewis S. Rose 1967-6-12 67118 Plumas Butterfly Valley ca 3 mi W of Keddie 1219 Comment
  CHSC60527  Plagiobothrys torreyi var. diffusus L. P. Janeway 1992-5-6 4159 Plumas Plumas National Forest. About 4 mi southwest of Portola; west side of Claireville Flat between Middle Fork Feather River and Hwy 70. 1482 Comment
  CHSC69516  Plantago major Lowell Ahart 1997-9-11 7897 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/8 mile south of Mosquito Creek, about 5 miles (air) northeast of Belden. 792 Comment
  RSA286274  Platanthera leucostachys Robert F. Thorne 1974-7-30 44993 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  UC336578  Platanthera leucostachys unknown Aug 1875 Plumas Indian Valley Comment
  SEINET3892859  Platanthera sparsiflora D. W. McNeal 1990-7-25 3843 Plumas Beside the Rd. to the Mills Pk. Lookout (Church Meadows Rd.), 0.5 mi E of the jct. of the Gold Lake Rd.; 0 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
  CAS-BOT-BC254768  Poa bolanderi George W. Gillett 1957-8-9 1015 Plumas Lassen Volcanic National Park. Cliff Lake Trail, 100 yards above Highway, near Summit Lake Ranger Station 2042 Comment
  UC1024757  Poa bolanderi Leo Whitney 1934-8-12 2295 Plumas ca 9 mi nw Portola (Freeman Creek, nw end of Big Grizzley Valley); Plumas Nat'l Forest 1828 Comment
  UCD94972  Poa bulbosa var. vivipara Michael A. Vincent 1999-6-7 8538 Plumas Along FS Rt. 176 and Chance Creek at bridge, 7.1 miles north of CA Rt. 70. Comment
  CAS-BOT-BC255090  Poa compressa David D. Keck 1944-7-8 5435 Plumas Dixie Canyon Store, 2 miles SW of Crescent Mills on Indian Creek 1066 Comment
  CAS-BOT-BC255095  Poa compressa Mrs. H. C. Cantelow 1951-7-31 21 Plumas Near Mohawk Tavern Comment
  CHSC57465  Poa cusickii L. P. Janeway; Garrett Gibson 1991-6-24 4062 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. Meadow. 1691 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
  RSA754382  Poa cusickii subsp. cusickii L. P. Janeway, B. Castro 2008-6-8 9400 Plumas Northern High Sierra Nevada: NE side of middle of Lower Thompson Valley, about 1.8 km N of Red Clover Creek and about 10 m NE of the Thompson Valley Creek. 1670 Comment
  CAS-BOT-BC246854  Poa nemoralis J. T. Howell 1977-6-21 52386 Plumas Seneca 1097 Comment
  CAS-BOT-BC247279  Poa palustris John Thomas Howell 1960-7-19 35627 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC103122  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16105 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  UC1583948  Poa secunda subsp. juncifolia G. Schoolcraft 1990-6-4 2067 Plumas 5 mi e Beckwourth (on s side Hwy 70) 1490 Comment
  CAS-BOT-BC242969  Poa secunda subsp. secunda John Thomas Howell 1951-6-28 27663 Plumas Jamison Creek 1584 Comment
  CAS-BOT-BC242981  Poa secunda subsp. secunda Lewis S. Rose 1954-5-30 54078 Plumas Beckwourth 1524 Comment
  CHSC61600  Poa secunda subsp. secunda Hatton; Jardine, Cayot 1914-9-12 116 Plumas Plumas National Forest. Mohawk Valley. 1371 Comment
  CHSC72475  Poa secunda subsp. secunda L. P. Janeway 1998-6-24 5674 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
  UC1132760  Poa secunda subsp. secunda E. Sawyer 1935-5-28 49 Plumas 3 1/4 mi ese Grizzly Peak; Sierraville Quadrangle Comment
  UC1132855  Poa secunda subsp. secunda E. Sawyer 1935-5-23 33 Plumas 1 1/2 mi sse Kerby; Sierraville Quadrangle Comment
  UCD40292  Poa secunda subsp. secunda Rodney Gale Myatt 1971-6-13 754 Plumas 1 mile below Layman Road, N of Ouincy, and on the N side of Hwy 70. 1036 Comment
  UCD91612  Poa secunda subsp. secunda A. A. Heller; P. B. Kennedy 1907-7-3 8711 Plumas Hills above Red Clover valley. Comment
  RSA0069340  Poa sierrae Dean W. Taylor 2012-5-2 21186 Plumas Lewisia Rock, 4 miles west (downcanyon) from Belden (turnoff), Feather River Canyon. 660 Comment
  CHSC53183  Poa wheeleri L. P. Janeway 1989-6-12 3295 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1706 Comment
  CAS-BOT-BC110523  Polygonum James T. Vale 1980-9-18 s.n. Plumas Sierra Nevada. Sand bar of Feather River just above Caribou road. Comment
  JEPS83027  Polygonum amphibium var. stipulaceum M. S. Taylor 1982-9-8 5124 Plumas ca 4 air mi s Greenville (n side of reservoir); Greenville SW quad, Round Valley Reservoir 1371 Comment
  SEINET10479335  Polygonum aviculare Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5174 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  UC1192342  Polygonum aviculare subsp. buxiforme Malcolm A. Nobs and S. Galen Smith 1949-8-18 1368 Plumas just s Chester (n end of lake); Lake Almanor, Last Chance Marshes Comment
  JEPS120553  Polygonum aviculare subsp. neglectum L. P. Janeway 2012-10-17 11077 Plumas Northern High Sierra Nevada. Plumas National Forest; 500 m east of Little Grass Valley Reservoir high water line and 200 m south of Kenzie Ravine. 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-BC414574  Polygonum douglasii George W. Gillett 1957-7-18 821 Plumas Lassen Volcanic National Park. North end of Willow Lake Meadow, near the main inlet 1661 Comment
  RSA0118634  Polygonum douglasii Lowell A. Ahart 2014-8-24 19744 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  SEINET10904503  Polygonum douglasii Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5177 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CHSC91914  Polygonum douglasii subsp. douglasii Lowell Ahart; Josephine Guardino 2005-8-9 12279 Plumas Northeast of the cabin (destroyed) and corral, on the south side of Fant Creek, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  JEPS102398  Polygonum douglasii subsp. douglasii Lowell Ahart 2001-7-17 8917 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC53211  Polygonum douglasii subsp. spergulariiforme L. P. Janeway 1989-6-23 3388 Plumas Upper slopes overlooking Crocker Cr from the east. Plumas National Forest Beckwourth Ranger District. 1874 Comment
  JEPS114412  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) nort 1597 Comment
  RSA699246  Polygonum parryi L. Ahart, John Dittes, Josephine Guardino 2004-6-6 11014 Plumas N side of the logging road, 3 3/4 miles air S of Lower Taylor Rock, 7.5 miles air NE of Quincy. 1358 Comment
  CAS-BOT-BC419881  Polygonum polygaloides subsp. confertiflorum Thomas H. Kearney 1944-8-14 41 Plumas Near Prattville, Lake Almanor Comment
  UC965537  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1952-7-17 14389 Plumas Beckwourth Sierra Valley Comment
  CDA18754  Polygonum sawatchense subsp. oblivium G. D. Barbe, T. C Fuller 1982-7-16 3762 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CHSC102016  Polygonum sawatchense subsp. sawatchense L. P. Janeway; B. Castro 2009-8-29 9939 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. Small meadow, about 30m x 40m, high on the mountainside, northeast-facing 30% slope. 1892 Comment
  CAS-BOT-BC420215  Polygonum sawatchense subsp. sawatchense Lowell Ahart 1977-8-2 s.n. Plumas One mile west of Pilot Pk. Pilot Pk. is about 15 miles north-east of La Porte 2000 Comment
  SJSU14707  Polygonum spergulariiforme N. A. Hopkins 1991-7-3 1695 Plumas by rd to Janesville just N of Red Clover Valley 1524 Comment
  CAS-BOT-BC72042  Polypodium calirhiza John Thomas Howell 1967-6-23 42732 Plumas Lewisia Rock 3.5 miles SW. of Belden, Feather River Canyon 609 Comment
  CHSC4183  Polystichum imbricans J. E. Bowlin 1967-3-8 2 Plumas Ca. 100 feet s of Oroville-Quincy highway and 100 yards w of Grizzly Dome, Oroville. 609 Comment
  POM120960  Polystichum imbricans R. M. Austin 1876-1 s.n. Plumas [no locality information provided] Comment
  NY149451  Polystichum imbricans R. M. Austin 09 1875 s.n. Plumas Comment
  CAS-BOT-BC72357  Polystichum imbricans subsp. imbricans John Thomas Howell; Gordon H. True 1967-5-9 42213 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  CHSC102121  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes 2009-7-27 16164 Plumas On dry soil, on and around large rocks, about 50 yards southeast of a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  JEPS124291  Polystichum imbricans subsp. imbricans Lowell Ahart 2015-10-23 20578 Plumas About 100 yards northwest of the intake building, about 2 1/4 miles (air) northeast of La Porte Road, about 6 miles (air) southwest of La Porte. 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
  UC185196  Polystichum scopulinum Mrs. Carlotta C. Hall 1912-7-19 9367 Plumas near Nelson Point Schoolhouse (Middle Fork Feather River) 1219 Comment
  CAS-BOT-BC102347  Populus alba John Thomas Howell 1959-9-25 35035 Plumas Quincy 1036 Comment
  CHSC21802  Populus tremuloides F. T. Griggs; A. Pass 1975-8-1 414 Plumas Bucks Lake Forest Service Survey. Comment
  UC1351053  Populus tremuloides E. Fritz 1936-6-20 8226 Plumas Comment
  CAS-BOT-BC105589  Populus trichocarpa Lowell Ahart 1981-6-25 2881 Plumas On the north side of the bridge across Nelson Creek, of about 16 miles northeast of La Porte 1700 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
  RSA769215  Portulaca oleracea L. Ahart, John Dittes 2009-9-7 16389 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CAS-BOT-BC445274  Portulaca oleracea John Thomas Howell 1959-9-21 34749 Plumas Sand bars of N. Fk. Feather River, near Belden 701 Comment
  CAS-BOT-BC267200  Potamogeton foliosus Robert J. Weatherby 1950-7-28 1492 Plumas In several spots in lake on shallow bottom, Snake Lake, near Quincy 1219 Comment
  CAS-BOT-BC267205  Potamogeton foliosus Malcom A. Nobs; S. Galen Smith 1949-8-18 1363 Plumas Last Chance Marshes at N end of Lake Almanor, just S of Chester Comment
  CHSC54427  Potamogeton gramineus Vernon H. Oswald 1991-7-17 4745 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1828 Comment
  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
  CAS-BOT-BC454041  Potamogeton pusillus subsp. pusillus V. Oswald; L. Ahart 1988-8-4 3665 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  RSA0005605  Potentilla aperta A. A. Heller, P. B. Kennedy 1907-7-18 8882 Plumas Beckwith Comment
  SEINET4458917 Image available Potentilla aperta A. A. Heller, P. B. Kennedy 1907-1 8882 Plumas Comment
  CHSC81147  Potentilla biennis Lowell Ahart 2001-8-29 9237 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS118338  Potentilla glandulosa subsp. ashlandica Lowell Ahart 2011-9-20 17682 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
  POM275173  Potentilla glandulosa subsp. hansenii Lyman D. Benson 1932-7-29 3988 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  UCR207982  Potentilla glandulosa subsp. hansenii Lyman Benson 1932-7-29 3988 Plumas Sierra Nevada Mtns., Bucks Lake, Feather River Drainage 1585 Comment
  JEPS44234  Potentilla gracilis W. L. Jepson 1910-6-15 4131 Plumas Prattville 1310 Comment
  CHSC97087  Potentilla gracilis var. fastigiata Lowell Ahart; Josephine Guardino 2007-7-21 14361 Plumas Near a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  CAS-BOT-BC158524  Potentilla millefolia A. A. Heller; P. B. Kennedy 1907-7-3 8691 Plumas Red Clover Valley Comment
  JEPS44464  Potentilla millefolia J. G. Lemmon 1876-1 Plumas Sierra Valley Comment
  POM181039  Potentilla millefolia A. A. Heller 1907-7-3 8601 Plumas Red Clover valley Comment
  SEINET6637079  Potentilla millefolia A. A. Heller, P. B. Kennedy 1907-7-3 8691 Plumas Red Clover Valley Comment
  SJSU8591  Potentilla rivalis F. M. Stephen & R. B. Ingersoll 1966-6-11 56 Plumas meadow sloping into L Almanor 1371 Comment
  CHSC97632  Poteridium annuum Lowell Ahart; John Dittes 2007-6-17 14195 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
  SJSU13890  Primula suffrutescens N. A. Hopkins & M. F. 1985-8-29 1322 Plumas 0.5 mi SW of Long L & Mt Elwell 2255 Comment
  CHSC21579  Prunella vulgaris var. lanceolata D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  RSA52867  Prunella vulgaris var. lanceolata R. Weatherby 1950-7-7 1449 Plumas Gansner Creek, Quincy. 1220 Comment
  SD8440  Prunus emarginata Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  CAS-BOT-BC154842  Prunus virginiana var. demissa L. P. Janeway 1990-6-8 3709 Plumas North side of Long Valley opposite Sloat, ca 3/4 mi N of Hwy 70/89; bottom of drainage between Little Long Valley Creek and Rattlesnake Creek 1356 Comment
  SBBG33124  Prunus virginiana var. demissa K. K. Muller 1963-8-17 1246 Plumas near Quincy Comment
  SEINET7412612  Prunus virginiana var. demissa W. Harnach, N. Harnach 1990-5-12 302 Plumas Sierra Valley, Approx 5 miles S of Vinton, Feather River Ranch. 1585 Comment
  UC567078  Prunus virginiana var. demissa C. W. Hanks 1934-8-17 55 Plumas ne Sierra Valley Sierra Valley 1524 Comment
  UCSB13454  Prunus virginiana var. demissa Breedlove, Dennis 1962-6-12 Plumas Upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CAS-BOT-BC361484  Pseudognaphalium stramineum John Thomas Howell 1951-6-29 27764 Plumas Feather River Canyon 548 Comment
  JEPS107710  Pseudognaphalium thermale Lowell Ahart, John Dittes 2005-9-19 12405 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
  JEPS115337  Pseudognaphalium thermale Lowell Ahart, John Dittes 2009-9-7 16377 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  SJSU769  Pseudostellaria jamesiana A. W. Jacobs 1942-6-27 Plumas Almanor Comment
  UC1950116  Pseudostellaria jamesiana Barbara Ertter 2001-7-21 17782 Plumas southeast Diamond Mountains northeast of Frenchman Lake, south branch of Galeppi Creek north of rhyolite plug (area otherwise granite) Comment
  CAS-BOT-BC80156  Pseudotsuga menziesii Saichi Kawahara 1968-5-5 413 Plumas Feather River Canyon, 5 miles west of Quincy turnoff, on Highway 70 914 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
  SEINET6033386  Pteridium aquilinum var. pubescens M. J. Williams 1967-8-20 s.n. Plumas Rene's Falls o Jamison Creek, above Johnsville 1859 Comment
  RSA88405  Pteryxia terebinthina J. T. Howell 1951-6-28 27704 Plumas Eureka Peak. 2195 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
  UC1128541  Purshia tridentata var. tridentata C. G. Albertus 1935-8-3 250 Plumas 1.5 mi se Cromberg; Plumas National Forest, Downieville Quad. 1310 Comment
  UC1778612  Purshia tridentata var. tridentata G. Douglas Barbe, T. C. Fuller 1982-7-16 3773 Plumas Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  CHSC111240  Pycnanthemum californicum B. Castro; L. P. Janeway 2007-8-18 1673 Plumas Northern High Sierra Nevada. Ca 10 road mi E of Quincy, along Squirrel Creek and Road 401, 1.2 mi NE of Hwy 70/89 and Williams Loop (railroad). 1267 Comment
  CHSC36324  Pycnanthemum californicum M. S. Taylor 1982-8-12 4979 Plumas Along Denton Creek between 516 and Hwy 70, ca. 1 mi e of Blairsden. 1432 Comment
  CHSC64100  Pycnanthemum californicum B. Castro; L. P. Janeway 1987-7-17 147 Plumas Butterfly Valley Botanical Area, on SE-facing slope. 1188 Comment
  SEINET10499003  Pycnanthemum californicum Mary Susan Taylor 1982-8-8 Taylor 4942 Plumas T25N R10E ne/ne sec 18. Greenville SW quad. In seep, n side of 25N73, s slope of Mt Hough ridge, ca. 7 mi nne of Quincy. 6000 ft. 1829 Comment
  HSC73006  Pyrola dentata M. S. Taylor, M. Foster 1981-7-14 4012 Plumas Saddle at head of Bullfrog Ravine, on Rd. 26N18, 3 air mi. NW of Indian Falls 1616 Comment
  SD7831  Pyrola picta f. aphylla Mrs. R. M. Austin 1887-1 Plumas American Valley Comment
  CAS-BOT-BC362160  Pyrrocoma apargioides Lewis S. Rose 1934-7-23 34408 Plumas Vinton 1524 Comment
  UC1584012  Pyrrocoma apargioides G. Schoolcraft 1990-6-4 2072 Plumas about 5 mi e Beckwourth (on s side of Hwy 70) 1490 Comment
  CAS-BOT-BC94827  Pyrrocoma lucida R. C. Wenk 2009-7-13 1122 Plumas Plumas N.F., Frenchman Lake, Little Last Chance Creek Rd., near far N end of lake 1700 Comment
  CHSC65802  Pyrrocoma lucida L. P. Janeway 1993-8-10 4511 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
  RSA101885  Quercus chrysolepis F. Morton Jones 1918-06 s.n. Plumas Mt. Hough. 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
  SEINET9005912  Quercus chrysolepis C. N. Saulisberry 1949-5-18 s.n. Plumas Feather River Canyon, lumber camp of Keddie Comment
  CHSC90306  Quercus chrysolepis var. nana L. P. Janeway 1994-8-26 4752 Plumas Northern High Sierra Nevada. On top of Lava Top, about 0.8 mi southeast of town of Cascade. 1411 Comment
  CAS-BOT-BC93978  Quercus durata John Thomas Howell 1959-9-21 34789 Plumas Rich Bar 762 Comment
  CAS-BOT-BC62738  Quercus garryana var. breweri Clarence R. Quick 1952-6-29 52 -76 Plumas Summit and road between Belden and Humbug Valley 1486 Comment
  UC1135636  Quercus garryana var. semota E. Nourse 1934-8-1 5 Plumas 1 mi nw Silver Creek; Plumas National Forest, Bidwell Bar Quad. 1432 Comment
  UCD46127  Quercus garryana var. semota E. Nourse 1934-8-1 5 Plumas one mile northwest of Silver Creek. 1432 Comment
  CAS-BOT-BC105311  Quercus kelloggii Mrs. E. C. Suttiffe 1920-9-1 s.n. Plumas Gold Valley Comment
  SD225861  Quercus vacciniifolia John M. Tucker 1948-7-24 1733 Plumas About 1/4 mi. below the Camel Peak Lookout, along the road 1676 Comment
  UCD47412  Quercus vacciniifolia E. Nourse 1934-9-5 32 Plumas 2 1/2 miles north and 3/4 mile west of Pilot Peak. 1920 Comment
Read comments
Jun 21 2007
  CAS-BOT-BC362686  Raillardella argentea Lowell Ahart 1981-7-21 2955 Plumas Buzzards Roost Ridge, north of PIlot Peak 2000 Comment
  POM284369  Ranunculus alismifolius var. hartwegii Lyman Benson 1949-6-21 13734 Plumas Meadow 1 mile W of Lake Almanor Inn. Feather River 1341 Comment
  CHSC42067  Ranunculus alismifolius var. lemmonii Kimber Hostetter 1986-4-12 9 Plumas Ca. 1.6 km on Butterfly Valley Botanical Gardens turnoff, off Hwy. 70 at Keddie Resort, ca. 8 km n of Quincy. 1500 Comment
  JEPS54997  Ranunculus aquatilis var. capillaceus W. L. Jepson 1918-8-16 8023 Plumas Clover Creek Genesee Valley (foot) 1097 Comment
  CHSC81813  Ranunculus aquatilis var. diffusus Lowell Ahart 2001-10-16 9378 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  NY493015  Ranunculus aquatilis var. diffusus R. M. Austin 1875-1 95 Plumas Comment
  UCSB19700  Ranunculus aquatilis var. diffusus Myrick, Donald 1964-7-19 Plumas Drakesbad, Lassen Volcanic National Park 1737 Comment
  SEINET8697205  Ranunculus glaberrimus var. glaberrimus W. Harnach, N. Harnach 1989-3-29 004 Plumas Approx 1 mile N of The Sierra/Plumas Co. line on Co. Rd. A-23, Hillside N of the Barry corrals. 1506 Comment
  UC1126206  Ranunculus occidentalis E. Sawyer 1935-5-28 48 Plumas 3 1/4 mi ese Grizzly Pk.; Sierraville Quadrangle Comment
  CHSC97593  Ranunculus occidentalis var. occidentalis Lowell Ahart; John Dittes 2007-6-16 14114 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SEINET8700041  Ranunculus occidentalis var. occidentalis C. Tanner 1999-5-17 s.n. Plumas Portola, along both sides of Todd Road, ca 0.25 mile S of C. Roy Carmichael school. 1487 Comment
  UCR3605  Rhamnus purshiana Wm. Horn Jr. 1963-6-20 630620- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, UC Forestry Camp, along stream 1159 Comment
  RSA517191  Rhamnus rubra J. T. Howell 1975-6-16 51134 Plumas Transition zone coniferous forest, 2 miles NW of Spring Garden 1174 Comment
  RSA518942  Rhamnus rubra J. T. Howell 1975-7-21 51340 Plumas Injun Jim Campground, eather River Canyon. 610 Comment
  RSA79258  Rhamnus rubra subsp. obtusissima E. K. Balls, Percy C. Everett 1952-10-9 18132 Plumas 2 miles E of S tip of Lake Almanor, Hwy 89 betw Greenville and Almanor. 1159 Comment
  RSA88510  Rhamnus tomentella subsp. crassifolia J. T. Howell 1951-8-19 28167 Plumas Serpentine near Rich Bar. 793 Comment
  HSC7836  Rhododendron columbianum L. S. Rose 1969-6-24 69052 Plumas Butterfly Valley, 5 mi. W of Keddie 1311 Comment
  CAS-BOT-BC111919  Rhynchospora glomerata var. capitellata John Thomas Howell 1976-7-15 51869 Plumas Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  HSC103203  Ribes montigenum Jade Paget-Seekins 2010-7-15 45 Plumas On the border of Lassen National Park, just east of Juniper Lake Road. 2023 Comment
  CHSC101778  Ribes nevadense Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15871 Plumas Southwest of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC101938  Ribes nevadense Lowell Ahart; John Dittes 2009-7-15 16103 Plumas On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  CHSC70263  Ribes nevadense B. Castro; R. Fallscheer, R. Zebell 1989-8-7 360 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1737 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
  UC1075910  Ribes nevadense E. K. Balls and L. W. Lenz 1955-5-14 20704 Plumas 1 mi ne U.S. Hwy. 40 alt. (along Hwy. 89 toward Lake Almanor) 670 Comment
Read comments
Mar 29 2016
  UCD19439  Ribes nevadense W. B. McHenry 1990-5-21 s.n. Plumas Bucks Lake, along quarry road. 1584 Comment
  RSA0018269  Ribes roezlii B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 952 Plumas Plumas National Forest, ca. 6 mi. N of Gold Lake on Gold Lake Road, and 2.6 mi. S of junction with Highway 89. 1829 Comment
  UC511311  Ribes roezlii Lyman Benson 1932-7-29 3992 Plumas Buck Lake Sierra Nevada, Feather River Watershed 2133 Comment
  CAS-BOT-BC186223  Ribes roezlii var. roezlii D. E. Breedlove 1962-6-12 3462 Plumas On bank of Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile south-east of Cromberg; Sierra Nevada 1341 Comment
  CAS-BOT-BC186228  Ribes roezlii var. roezlii Anna Head 1921-8-31 s.n. Plumas Near Gold Lake, Feather River Region Comment
  CAS-BOT-BC186232  Ribes roezlii var. roezlii Gladys L. Smith 1976-6-7 4606 Plumas South end section of summit ridge, secondary road from Feather River Route 70 to La Porte, drainage of Middle Fork Feather River 1950 Comment
  NY42169  Ribes roezlii var. roezlii J. B. Walker 1994-8-3 875 Plumas On La Porte Rd, 15km S of junction with Hwy 70 1500 Comment
  RSA0019690  Ribes velutinum Beecher Crampton 1954-5-11 1878 Plumas State Highway 24, Beckwourth Pass, Plumas-Lassen County boundary. 1588 Comment
  CAS-BOT-BC74632  Rorippa curvisiliqua Anna Head 1921-7-30 s.n. Plumas Feather River Region. Lake Center Camp. Comment
  CAS-BOT-BC74630  Rorippa curvisiliqua John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54282 Plumas Sierra Nevada. About 1.3 mile southeast of Mount Hough on the road to Quincy. 2042 Comment
  JEPS115563  Rorippa curvisiliqua var. curvisiliqua Lowell Ahart, John Dittes 2009-7-27 16166 Plumas On damp soil, bottom of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CHSC21330  Rorippa curvisiliqua var. orientalis F. T. Griggs; A. Pass 1975-8-2 290 Plumas Buck's Lake. Comment
  CHSC43433  Rorippa curvisiliqua var. orientalis Lowell Ahart 1976-7-16 1176 Plumas By the edge of a logging road, about 1 1/2 miles west of Fowler Peak, about 5 miles north-west of Little Grass Valley Reservoir. 1828 Comment
  CAS-BOT-BC74871  Rorippa tenerrima John Thomas Howell 1976-7-14 51827 Plumas Sierra Nevada. Quincy. 1051 Comment
  CDA18041  Rosa californica B. Villegas 1999-7-8 s.n. Plumas Frenchman's Lake Rd. 0 Comment
  HSC102789  Rosa gymnocarpa L. Ahart, John Dittes 2009-7-15 16078 Plumas About 2.8 air miles SE of Butt Valley Reservoir Dam, NE of Forest Service Rd. 26N67, south side of FS Road 26N671 1703 Comment
  RSA286336  Rosa gymnocarpa Robert F. Thorne 1974-7-30 45004 Plumas Plumas National Forest, Butterfly Valley Botanical Area. Boggy meadow W of Mill Pond. 1159 Comment
  CAS-BOT-BC147048  Rosa pisocarpa John Thomas Howell 1977-6-21 52377 Plumas Seneca 1097 Comment
  CDA32030  Rotala ramosior L. Ahart, J. Dittes 2009-9-7 16383 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. Comment
  CHSC40850  Rubus parviflorus K. R. Stern 1985-6-25 8279 Plumas Vicinity of Blairsden. 1402 Comment
  UC1128645  Rubus parviflorus G. Burks 1933-8-8 25 Plumas 4 1/2 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle 1706 Comment
  CHSC107911  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. Steep south-facing slope of blocky basalt bedrock. 1570 Comment
  CHSC45867  Rumex acetosella Lowell Ahart 1973-5-31 249 Plumas Near the dirt road, near the Little North Fork of the Feather River. 1066 Comment
  RSA0039546  Rumex acetosella Lowell A. Ahart 2008-8-13 15182 Plumas 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 1 mile northeast of La Porte. 1613 Comment
  JEPS113598  Rumex conglomeratus Lowell Ahart, Josephine Guardino 2007-7-20 14347 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  CHSC63719  Rumex fueginus Vernon H. Oswald 1994-9-6 6472 Plumas Last Chance Marsh near the head of the meadow on the N side of Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  JEPS102648  Rumex maritimus Lowell Ahart 2001-8-28 9216 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  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
  CDA14772  Rumex salicifolius var. transitorius G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3367 Plumas Haskins Valley south of Bucks Lake at junction of Spanish Ranch-Butte County and Willow Creek-Faggs Mine roads. 1572 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
  CHSC55734  Rumex salicifolius var. triangulivalvis K. R. Stern 1985-6-25 8286 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC434313  Rumex triangulivalvis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54398 Plumas Haskins Valley just south of Bucks Lake. 1572 Comment
  CAS-BOT-BC267071  Sagittaria Marcus E. Jones 1897-7-5 s.n. Plumas Prattville 1371 Comment
  UC935761  Sagittaria latifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1419 Plumas about 2 mi s Greenville (Indian Valley); Indian Valley Comment
  UC935762  Sagittaria latifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1419 Plumas marshy area about 2 mi s Greenville (Indian Valley); Indian Valley Comment
  CAS-BOT-BC445743  Sagittaria latifolia Robert J. Weatherby 1950-7-21 1483 Plumas Butterfly Lake, Quincy district. 1219 Comment
  CAS-BOT-BC445748  Sagittaria latifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1391 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  CHSC65008  Salix eastwoodiae Vernon H. Oswald 1991-8-5 4803 Plumas Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  RSA60263  Salix eastwoodiae E. K. Balls 1950-9-1 15586 Plumas E shore of Long Lake, turning south from Mt. Elwell; Southern Plumas Co. 2104 Comment
  UC440200  Salix eastwoodiae H. M. Hall 1912-7-8 9312 Plumas Bunker Hill 2133 Comment
  CAS-BOT-BC103882  Salix exigua Greg Sommers 1976-6-12 119 G Plumas Along Dyson (Marble) Lane. [Sirra] Sierra Valley. 1487 Comment
  CHSC37015  Salix exigua M. S. Taylor 1982-6-14 4664 Plumas N side of Indian Creek, E side of 28N03, nw corner of Antelope Lake, ca. 12 mi ne of Taylorsville. 1524 Comment
  OBI2891  Salix exigua Lewis S. Rose 1968-6-10 68090 Plumas Quincy 1036 Comment
  CAS-BOT-BC107973  Salix geyeriana M. S. Taylor 1982-6-14 4664 Plumas Dry meadow on n side of Indian Creek, e side of 28N03, nw corner of Antelope Lake, ca. 12 mi ne of Taylorsville 1524 Comment
  JEPS121731  Salix geyeriana B. Castro and L. P. Janeway 2007-6-24 1658 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley ~ 1.2 mi NNW of the mouth of McReynolds Creek at Red Clover Cree, ca 700 ft SW of small rock dam and pond. Comment
  UC440199  Salix jepsonii H. M. Hall 1912-7-8 9324 Plumas Long Lake 2042 Comment
  CAS-BOT-BC128181  Salix lasiandra subsp. caudata Anna Head 1920-6-30 s.n. Plumas Lake Center Camp - Feather River region 1920 Comment
  UC525902  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 698 Plumas ca. 5 mi. s.w. Prattville (Fork of Feather R.); Fork of Feather R. Comment
  JEPS113446  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14035 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  UC847137  Salix lasiolepis A. A. Heller 1938-5-30 15135 Plumas bank of river near Virgilia; Feather River 792 Comment
  SEINET11957801  Salix lasiolepis E. L. Smith 1971-1 951 Plumas Quincy 1043 Comment
  CAS-BOT-BC124800  Salix lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1881 Plumas At north end of Butterfly Valley proper 1036 Comment
  CAS-BOT-BC124805  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather River about 5 miles southwest of Prattville Comment
  CHSC67384  Salix lemmonii James D. Jokerst 1985-6-10 2404 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  CHSC97167  Salix lemmonii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14036 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  RSA508630  Salix lemmonii var. austinae R. M. Austin 1880-1 s.n. Plumas [No location information provided.] Comment
  CAS-BOT-BC125102  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 394 Plumas North Fork of Feather River, at Chester 1350 Comment
  CAS-BOT-BC128236  Salix lucida Alice Eastwood 1918-5-25 6974 Plumas Portola Comment
  CAS-BOT-BC128237  Salix lucida Alice Eastwood 1918-5-25 6973 Plumas Portola Comment
  CHSC80692  Salix lucida subsp. lasiandra Lowell Ahart 2001-6-4 8754 Plumas On the north side of the South Fork of the Feather River, about 1/4 mile northeast of the Feather Fork mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. 1615 Comment
  RSA699789  Salix lucida subsp. lasiandra L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11173 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CAS-BOT-BC129394  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester 1350 Comment
  LA208872  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 395 Plumas N fork of Feather River, at Chester, at hwy bridge 1350.0 Comment
  CDA14771  Salix scouleriana G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3366 Plumas SE of Bucks Lake Road and Bucks Creek, 0.3 mile southwest of Bucks summit on Bucks Lake Road. Sheet 2 of 2. 1645 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
  UC1229868  Salvia aethiopis T. C. Fuller 1962-6-13 8998 Plumas Duensing property, Rt. 1, Box 7, North Road Indian Valley (2 mi E of Greenville) Comment
  CHSC80824  Sambucus mexicana Lowell Ahart 2001-7-17 8922 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
  UC170984  Sambucus mexicana H. M. Hall 1912-8-2 9375 Plumas Willow Creek Sierra Nevada Mountains 1249 Comment
  CAS-BOT-BC235198  Sambucus racemosa var. racemosa Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CDA26414  Sanguisorba annua T. C. Fuller 1968-7-1 17322 Plumas 1 block north of Highway 70, Beckwourth. 0 Comment
  SEINET6225019  Sanguisorba annua L. S. Rose 1967-1 67169 Plumas Plumas Co Comment
  UC114594  Sanguisorba annua Mrs. R. M. Austin Plumas Big Meadows Comment
  RSA471447  Sanicula bipinnatifida Christopher Davidson 1975-6-7 2735 Plumas 4.6 mi N of Greenville on Hwy 89 1238 Comment
  JEPS87743  Sanicula graveolens Lowell Ahart 1994-6-15 7340 Plumas about 1 air mi w of Little Grass Valley Reservoir (about 200 yards e of logging road near intersection of Lumpkin Ridge Road and the road to Tamarack Flat) 1767 Comment
  UCD128048  Sanicula tuberosa John Thomas Howell 1960-7-19 35692 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  JEPS25809  Sanicula tuberosa John W. Duffield 1937-5-27 Plumas Meadow Valley, Grubstake Flats, southwestern Plumas County Meadow Valley; , Grubstake Flats Comment
  CHSC4683  Saponaria officinalis R. Carter 1966-7-10 471 Plumas Found Feather R. Canyon, 1/2 mi. S Injun Jim School along S side Hwy. 70; along roadside. Comment
  CAS-BOT-BC494127  Sarcobatus vermiculatus W. Harnach; N. Harnach 2000-8-23 997 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  CAS-BOT-BC466216  Sarcodes sanguinea Marion Ownbey; Ruth P. Ownbey 1938-7-14 1741 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor, Sierra Nevada Comment
  CAS-BOT-BC466217  Sarcodes sanguinea Elmer I. Applegate 1929-6-21 5796 Plumas Between Kelly's Camp and Drankesbad, Warner Valley, Mt. Lassen region Comment
  UC105886  Sarcodes sanguinea Mrs. R. M. Austin Plumas Comment
  SEINET3479450  Saxifraga nidifica var. nidifica G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-26 3539 Plumas Bucks Summit, Bucks Summit, 0.25 miles northeast on Bucks Lake Road, head of Eagle Gulch Comment
  UC485773  Saxifraga oregana H. E. and S. T. Parks 1928-6-20 221 Plumas Drakesbed; Mount Lassen National Park, Drakesbed Comment
  CHSC21677  Sceptridium multifidum D. Brink; L. Mayer 1975-7-29 Plumas Buck's Lake Forest Service Survey. Comment
  RSA0101649  Sceptridium multifidum Robert J. Weatherby 1950-7-21 1481 Plumas Butterfly Valley, Quincy District. 1219 Comment
  RSA0102601  Sceptridium multifidum Ira L. Wiggins 1948-9-15 12056 Plumas On ridge between canyons of Onion Creek and Middle Fork of the Feather River. Comment
  CAS-BOT-BC278217  Schedonorus arundinaceus John Thomas Howell 1966-7-29 42019 Plumas Quincy 1036 Comment
  CAS-BOT-BC278216  Schedonorus arundinaceus John Thomas Howell 1959-9-26 35070 Plumas Near Soda Spring, Feather River Canyon 682 Comment
  JEPS83782  Scheuchzeria palustris subsp. americana V. Oswald and L. Ahart 1988-8-4 3672 Plumas just s boundary of Lassen Volcanic National Park (se of Drakesbad, s side of lake); Willow Lake 1676 Comment
  CAS-BOT-BC111268  Schoenoplectus acutus var. occidentalis John Thomas Howell; Gordon H. True 1967-7-9 43254 Plumas North Fork of Feather River 3 miles southwest of Caribou. 853 Comment
  CAS-BOT-BC111270  Schoenoplectus acutus var. occidentalis John Thomas Howell 1961-9-25 36943 Plumas Feather River bed, Portola 1478 Comment
  CAS-BOT-BC111275  Schoenoplectus acutus var. occidentalis Alice S. Mulford 1944-8-14 s.n. Plumas Lower end of Smith Lake, in water 1874 Comment
  SEINET10466945  Scirpus acutus Mary Susan Taylor 1982-9-8 Taylor 5125 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CAS-BOT-BC35576  Scirpus congdonii Anna Head 1921-7-1 s.n. Plumas near Lake Center Camp, Feather River Region Comment
  CHSC40271  Scirpus congdonii Lowell Ahart 1985-7-3 5103 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles northeast of La Porte. 1584 Comment
  RSA91492  Scirpus congdonii F. W. Peirson 1932-7-19 10348 Plumas Feather River. Near Chester. 1463 Comment
  CAS-BOT-BC111001  Scirpus microcarpus Walter Knight; Irja Knight 1966-9-12 1706 Plumas Rubble Gap. Butterfly Botanical Area and Vicinity 1127 Comment
  CDA13967  Scirpus microcarpus G. F. Hrusa 1996-8-2 13430 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, ca. 1 mi. NW of Argentine Rock. trib. of Squirrel Creek. Comment
  JEPS107596  Scirpus microcarpus Lowell Ahart, Josephine Guardino 2005-8-10 12312 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  JEPS114818  Scirpus microcarpus Lowell Ahart 2008-8-14 15210 Plumas West edge of a small wet meadow, about 150 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoi 1600 Comment
  JEPS64007  Scirpus microcarpus W. L. Jepson 1939-8-14 19419 Plumas Willow Creek 1828 Comment
  SEINET11749675  Scirpus microcarpus W. Knight, Knight, I. 1983-1 4899 Plumas North Fork of Feather River at confluence of Warner Creek between Chester and Drakesbad Comment
  JEPS87451  Scirpus subterminalis Vernon H. Oswald and Lowell Ahart 1993-8-3 5766 Plumas unnamed lake ca 0.25 mi e Hay Meadow (w. side of the lake, on s edge Caribou Wilderness near the n end of 30N25 ca 9 mi (air) n of Lake Almanor); s edge Caribou Wilderness, e of Hay Meadow, n Lake Almanor 1926 Comment
  POM69941  Scutellaria antirrhinoides Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CHSC11061  Scutellaria californica Lowell Ahart 1968-6-29 Plumas Two miles E. of La Porte. 914 Comment
  CAS-BOT-BC240089  Secale cereale John Thomas Howell 1951-6-28 27640 Plumas Johnsville 1584 Comment
  CHSC118119  Sedum albomarginatum P. F. Zika 2012-5-15 25865 Plumas Serpentine Canyon, above Route 70, 1.5 air miles S ... Field redacted by CHSC, contact the data manager for more information 830 Comment
  CAS-BOT-BC61468  Sedum laxum subsp. laxum F. Thos. Griggs 1975-1-1 310 Plumas Buck's Lake area, Comment
  CHSC76129  Sedum spathulifolium G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3312 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite; between the road and Lights Creek. 1341 Comment
  CHSC32525  Selaginella wallacei M. S. Taylor; L. Hanson 1981-3-5 3400 Plumas S side of Hwy 70, near Butte-Plumas county line. 548 Comment
  CAS-BOT-BC62191  Selaginella wallacei M. S. Taylor; L. Hanson 1981-3-5 3400 Plumas Pulga Quad, s side of Hwy 70, near Butte-Plumas county line 548 Comment
  RSA212167  Selaginella wallacei Lewis S. Rose 1967-5-8 67071 Plumas 3.5 miles SW of Belden, N fork of Feather River. 762 Comment
  SEINET6340525  Selaginella watsonii H. N. Mozingo 1977-6-14 77 -37 Plumas 1.2 mile inside Plumas Co. border along Rt. 70. Comment
  CDA8608  Senecio eurycephalus T. C. Fuller 1958-7-7 1916 Plumas 3 miles west of Virgilia. 0 Comment
  CHSC110295  Senecio hydrophiloides B. Castro; L. P. Janeway 2006-6-3 1558 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  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
  CDA14133  Senecio integerrimus var. exaltatus G. F. Hrusa 1997-5-3 13823 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  UC1542939  Senecio integerrimus var. exaltatus G. Schoolcraft 1987-5-5 1694 Plumas Harrison Ranch 1584 Comment
  CAS-BOT-BC363921  Senecio integerrimus var. exaltatus Elizabeth McClintock 1968-5-18 s.n. Plumas East of Frenchman Reservoir, north of Chilcoot 1706 Comment
  SEINET9332215  Senecio integerrimus var. exaltatus Unknown 1982-6-15 3712 Plumas Plumas National Forest Comment
  CDA18478  Senecio integerrimus var. major G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3246 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  SEINET10904859  Senecio pauciflorus var. jucundulus Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4322 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CAS-BOT-BC364173  Senecio serra H. M. Hall; E. B. Babcock 1903-7-1 4459 Plumas Sierra Nevada Mountains. Red Clover Creek 1676 Comment
  CAS-BOT-BC364394  Senecio triangularis John Thomas Howell 1960-7-18 35531 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  RSA59691  Senecio triangularis E. K. Balls 1950-9-9 15760 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  CAS-BOT-BC364768  Sericocarpus oregonensis subsp. californicus Edward Pittman 1965-10-16 226 Plumas Between Bryant Ravine & Feather Falls 609 Comment
  CAS-BOT-BC364770  Sericocarpus oregonensis subsp. californicus M. S. Taylor 1981-9-2 4262 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls 1463 Comment
  JEPS115517  Sericocarpus oregonensis subsp. californicus Lowell Ahart, John Dittes 2009-8-28 16358 Plumas On dry bare soil, on the northeast 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
  JEPS95059  Setaria pumila Lowell Ahart 1997-9-11 7906 Plumas about 4 1/2 air mi ne of Belden (on w edge of Caribou Road, on w side of North Fork Feather River, about 1/2 mi s of Mosquito Creek); Caribou Road, North Fork Feather River 792 Comment
  UC725820  Sidalcea asprella subsp. nana A. A. Heller 1938-6-14 15158 Plumas open places near Gray's Flat (on the Feather River Highway); , nr Gray's Flat 868 Comment
  UC1873586  Sidalcea gigantea L. P. Janeway 1996-8-20 5075 Plumas Adjacent to Road 23N18 at Little North Fork Middle Fork Feather River 1389 Comment
  CHSC21810  Sidalcea glaucescens F. T. Griggs; A. Pass 1975-7-29 256 Plumas Bucks Lake Forest Service Survey. Comment
  CDA13424  Sidalcea oregana subsp. oregana G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13272 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  UC108897  Sidalcea oregana subsp. spicata T. S. Brandegee 1892-7-3 Plumas Prattville 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
  UC511312  Sidalcea oregana subsp. spicata Lyman Benson 1932-7-29 3981 Plumas Buck Lake Sierra Nevada, , Buck Lake (Feather River) 2133 Comment
  JEPS97934  Sidalcea oregana subsp. spicata Vernon H. Oswald and Lowell Ahart 1998-8-11 9483 Plumas Grizzly Creek, W of Bucks Lake on USFS 23N36 0.1 mi E of Oroville - Quincy Hwy 1566 Comment
  JEPS97969  Sidalcea oregana subsp. spicata B. G. Baldwin 1999-8-7 1090 Plumas N of Almanor Reservoir (E of Chester) (along road to Last Chance Campground (USFS), along E edge of Last Chance Marsh, where marsh extends E of road at junction with road bearing E) Comment
  RSA52854  Sidalcea oregana subsp. spicata R. Weatherby 1950-7-21 1473 Plumas East Quincy Comment
  CHSC36856  Silene douglasii M. S. Taylor 1982-7-21 4894 Plumas Around s end of Backs Creek Ridge, ca. 5 mi se of Quincy. 1752 Comment
  CHSC41202  Silene douglasii J. D. Jokerst 1984-7-10 2088 Plumas Near Indian Creek. Canyon of Indian Creek near first major spur ridge E of Rattlesnake Ravine, between creek and Indian Cr. Road. 1249 Comment
  SD46528  Silene douglasii Robert J. Weatherby 1950-8-11 1507 Plumas On trail near Long Lake, Lakes Basin Area, North Sierra Nevada Mountains. 1980 Comment
  CAS-BOT-BC181292  Silene invisa M. S. Taylor 1981-7-17 4047 Plumas Lakes Basin, Long Lake Trail, ca. 150 yds e of sign to Long Lake, ca. 1/4 mi. w. of trailhead, ca. 6 air mi. s. of Mohawk 1950 Comment
  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
  SEINET10537586  Silene invisa Mary Susan Taylor 1981-7-17 Taylor 4047 Plumas T21N R12E sw/ne sec 7, Sierra City NW quad; Lakes Basin, Long Lake trail, ca. 150 yds E of sign to Long Lake, ca. 1/4 mi W of trailhead, ca. 6 air mi S of Mohawk; 6400 ft elev. 1950 Comment
  CHSC21649  Silene laciniata subsp. californica D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  CAS-BOT-BC388990  Silene laciniata subsp. californica L. S. Smith 1925-4-29 1562 Plumas Tahoe National Forest. Grizzley [Grizzly] Ridge 975 Comment
  CAS-BOT-BC389383  Silene lemmonii John Thomas Howell 1951-6-27 27558 Plumas Johnsville 1584 Comment
  CAS-BOT-BC389388  Silene lemmonii Rimo Bacigalupi 1927-7-11 1709 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  SEINET10537589  Silene lemmonii Mary Susan Taylor 1982-6-17 Taylor 4692 Plumas T23N R11E sw/nw sec 17. Blue Nose Mt quad. Both sides of 23N44Y, 1.3 mi w of its jct with Bell Bar Cr Rd (23N50Y), ca. 2 air mi sw of Sloat. Elev 4900 ft. 1493 Comment
  CAS-BOT-BC389555  Silene nuda M. S. Taylor 1981-7-11 4068 Plumas SW side of Lake Almanor, meadow between campground and rd to Almanor, ca. 1 mi nw of Prattville 1371 Comment
  CAS-BOT-BC389560  Silene nuda A. A. Heller; P. B. Kennedy 1907-7-16 8859 Plumas Genessee [Genesee] Valley near Genessee [Genesee] Comment
  CAS-BOT-BC389565  Silene nuda Fred Sommers; Greg Sommers 1977-8-20 223 Plumas Sierra Valley Marsh. Along Dyson Lane, 200 meters southwest of A24 1524 Comment
  CHSC82498  Silene occidentalis subsp. occidentalis Lowell Ahart 2002-6-26 9779 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  SEINET5337221  Silene pectinata A. A. Heller, P. B. Kennedy 1907-7-16 8859 Plumas Genessee Valley near Genessee Comment
  CDA19277  Sisyrinchium bellum G. D. Barbe, T. C. Fuller 1982-6-17 3863 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  JEPS62127  Smilacina racemosa John W. Duffield 1937-5-26 Plumas In Camp Schneider Creek (above and w of Meadow Valley) Comment
  SEINET12320790  Solanum parishii Unknown 1968-1 s.n. Plumas ca 30 mi N of Oroville on Hwy 70 Comment
  UC570692  Solanum umbelliferum Herbert L. Mason 1924-6-19 1066 Plumas slide just west of Gold Lake Comment
  RSA59117  Solidago canadensis subsp. elongata E. K. Balls 1950-8-31 15520 Plumas Highway 24, one mile north of Spanish Creek, just north of Quincy. 1098 Comment
  RSA715690  Solidago canadensis subsp. elongata L. Ahart, Josephine Guardino 2005-8-10 12315 Plumas Along a small branch of Lights Creek, east side of Forest Road 27N54, about 5.5 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1822 Comment
  CAS-BOT-BC365516  Solidago elongata L. W. Swift 1934-7-26 123 Plumas Plumas National Forest. Butterfly Valley 1097 Comment
  JEPS49076  Solidago elongata Lewis S. Rose 1966-7-28 66072 Plumas Quincy 1066 Comment
  RSA59120  Solidago velutina subsp. californica E. K. Balls 1950-8-31 15524 Plumas Highway 24, one mile north of Spanish Creek, just north of Quincy. 1098 Comment
  SDSU522  Solidago velutina subsp. californica R. M. Beauchamp 1965-7-17 Plumas Beside the Feather River, 1/2 mile north of Chester. Comment
  CAS-BOT-BC374665  Sonchus oleraceus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1466 Plumas Butterfly Botanical Area and Vicinity. In Butterfly Canyon 990 Comment
  CAS-BOT-BC157308  Sorbus californica Mrs. E. Meiere 1915-7-1 s.n. Plumas Long Lake Comment
  CHSC115840  Sorbus californica Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20420 Plumas On the west side of Blue Lake, 2710 feet north of Forest Service Road 29N18, 2.89 air-miles west-southwest of Sifford Mt., 6.26 air-miles south-southeast of Lassen Peak. 1918 Comment
  CHSC36916  Sparganium emersum subsp. emersum M. S. Taylor 1982-8-17 5007 Plumas In Little Summit Lake, ca. 5 air mi ne of Sloat. 1798 Comment
  SEINET10866371  Spergula arvensis Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5178 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  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
  CHSC33808  Sphenosciadium capitellatum M. S. Taylor 1981-7-17 4026 Plumas Ca. 1/4 mi E of Bear Lakes trailhead, Lakes Basin, ca. 6 mi S of Mohawk. 1950 Comment
  JEPS113513  Sphenosciadium capitellatum Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14481 Plumas About 40 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis 1773 Comment
  RSA472766  Spiraea densiflora Dorothy Davis 1923-08 s.n. Plumas Gold Lake. 2439 Comment
  RSA605317  Spiraea densiflora Louis C. Wheeler 1952-9-24 6960 Plumas Plumas 5: Vicinity of Crescent Mills. Comment
  CHSC36352  Spiraea douglasii M. S. Taylor 1982-6-14 4672 Plumas E side of Hwy 89 by Indian Creek, ca. 1 mi n of Indian Falls. 1036 Comment
  JEPS45010  Spiraea douglasii W. L. Jepson 1924-7-24 10635 Plumas Meadow Valley 1158 Comment
  SDSU9263  Spiraea douglasii D. F. Howe 1963-8-7 2991 Plumas 6.0 miles N of Greenville on #89. 1219 Comment
  CHSC64154  Spiranthes romanzoffiana B. Castro; R. A. Schlising 1987-7-21 188 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98, along Rd. 22N98 E of spring on unnamed E-trending tributary to Mohawk Ck and immediately E of a small meadow which extends from the spring down to Rd 22N98. 1569 Comment
  SD46725  Spirodela polyrhiza Robert J. Weatherby 1950-7-28 1485 Plumas At edge of slow stream. Bridge over Indian Creek, Road to Taylorsville. 1067 Comment
  CHSC100455  Stachys ajugoides var. rigida Lowell Ahart 2008-9-10 15379 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
  UC1191921  Stachys ajugoides var. rigida Malcolm A. Nobs, S. Galen Smith 1949-8-18 1390 Plumas just s Chester (at n end of lake); Last Chance Marshes, Lake Almanor Comment
  CHSC54394  Stellaria borealis subsp. sitchana Vernon H. Oswald 1991-7-8 4704 Plumas Lassen Volcanic National Park. Meadow on the northwest edge of Willow Lake, just north of the park boundary. Near the west gate in the park boundary fence. 1676 Comment
  CAS-BOT-BC175329  Stellaria borealis subsp. sitchana John Thomas Howell 1960-7-21 35846 Plumas NW. of Willow Lake, Lassen Volcanic National Park 1676 Comment
  CHSC109726  Stellaria crispa B. Castro 2005-10-20 1529 Plumas High Sierra Nevada. Lake Davis/Grizzly Dam, ca 5 air mi N of Portola. On NNE-facing slope overlooking Big Grizzly Creek, ca 1000 ft downstream (SE) of dam and E of the main Lake Davis Rd (USFS Rd 24N07). 1734 Comment
  CAS-BOT-BC393830  Stellaria media John Thomas Howell; Gordon H. True 1974-7-29 50621 Plumas Quincy 1036 Comment
  CAS-BOT-BC397726  Stellaria nitens John Thomas Howell 1976-4-2 51575 Plumas 2 miles NW of Spring Garden 1173 Comment
  CAS-BOT-BC397727  Stellaria nitens John Thomas Howell 1975-6-16 51160 Plumas 2 miles NW of Spring Garden 1173 Comment
  CHSC81362  Stellaria nitens L. P. Janeway 1996-5-21 4977 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwest of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  UC1118619  Stenotus acaulis C. W. Hanks 1934-9-10 76 Plumas S. end of Dixie Mtn. 1950 Comment
  CAS-BOT-BC375080  Stephanomeria Clare B. Hardham 1975-8-2 s.n. Plumas Black Mt. 2133 Comment
  POM193913  Stephanomeria lactucina J. T. Howell 1924-8-11 632 Plumas 2 miles E of Chester on road to Westwood. 1311 Comment
  RSA59346  Stephanomeria lactucina E. K. Balls 1950-9-2 15628 Plumas Road to Mt. Ingalls Lookout after leaving road from Ramelli to Walker Mine. 2104 Comment
  CHSC11379  Streptanthus polygaloides Lowell Ahart 1970-7-2 60 Plumas 12 miles E. of Pulga. 762 Comment
  RSA600458  Streptanthus tortuosus L. C. Wheeler 1959-7-15 7566 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  CHSC38085  Streptanthus tortuosus var. suffrutescens R. E. Preston 1983-5-26 387 Plumas At roadside, Hwy 70 ca. 1/2 mi e of Caribou Rd. 731 Comment
  CHSC47590  Streptopus amplexifolius var. americanus Lowell Ahart 1981-6-23 2865 Plumas Along the south bank of the West Branch of Hopkins Creek, west of Blue Nose Mountain, about 12 miles north-east of La Porte. 1676 Comment
  RSA286278  Symphoricarpos acutus R. F. Thorne 1974-7-30 45003 Plumas Plumas National Forest: Butterfly Valley Botanical Area; meadow W of Mill pond. 1159 Comment
  CAS-BOT-BC271699  Symphoricarpos albus var. laevigatus John Thomas Howell 1959-9-24 34895 Plumas Greenville 1097 Comment
  HSC95616  Symphoricarpos albus var. laevigatus James D. Jokerst 1985-6-10 2409 Plumas Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi. SW of Crescent. Comment
  JEPS12880  Symphoricarpos albus var. laevigatus E. Fritz and T. H. Harris Jul 1926 Plumas Meadow Valley Comment
  CAS-BOT-BC237006  Symphoricarpos mollis John Thomas Howell 1967-6-23 42676 Plumas Canyon of Butterfly Creek, Sierra Nevada 1036 Comment
  CAS-BOT-BC237007  Symphoricarpos mollis John Thomas Howell 1961-6-21 36613 Plumas Greenville, Sierra Nevada 1097 Comment
  CDA13567  Symphoricarpos mollis G. F. Hrusa, T. D. Wilfred 1996-7-23 13397 Plumas Sierra Nevada; Plumas NF above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  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-BC97561  Symphyotrichum ascendens John Thomas Howell 1959-9-25 35020 Plumas Chilcoot 1524 Comment
  CHSC73919  Symphyotrichum bracteolatum B. Castro; L. P. Janeway 1998-8-29 837 Plumas Fowler Lake Proposed SIA. Ca 2 air mi N of Little Grass Valley Reservoir, at E edge of Fowler Lake. 1661 Comment
  UC1037324  Symphyotrichum bracteolatum Leo Whitney 1934-8-24 1892 Plumas ca. 15 mi n of, at source of Willow Creek Beckwith; Plumas National Forest, Willow Creek 1950 Comment
  UC170973  Symphyotrichum bracteolatum H. M. Hall 1912-8-3 9380 Plumas Quincy 1066 Comment
  JEPS102652  Symphyotrichum frondosum Lowell Ahart 2001-8-28 9201 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  CAS-BOT-BC97919  Symphyotrichum frondosum L. P. Janeway 1992-11-4 4321 Plumas Northwest side of Lake Davis, ca. 0.3 mi west of the Bagley Pass Road; at the end of Mosquito Slough Road (24N54Y) 1755 Comment
  CAS-BOT-BC98492  Symphyotrichum spathulatum Walter Knight; Irja Knight 1966-9-12 1733 Plumas Butterfly Botanical Area and Vicinity - Fern Glen Comment