Search Results — 2000 specimen records retrieved (1462 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77976  Abies concolor Alice Eastwood 1927-6-18 14705 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  UC917328  Abies concolor J. M. Tucker 1948-7-24 1732 Plumas ca. 0.5 mi ne of Camel Peak Comment
  CAS-BOT-BC78095  Abies magnifica John Thomas Howell 1960-7-20 35776 Plumas Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  SBBG33886  Acer glabrum L. S. Rose 1969-6-23 Plumas 8 mi SW of Quincy, La Porte Rd 1310 Comment
  UCD19139  Acer glabrum W. B. McHenry 1990-5-21 s.n. Plumas Bucks Lake. Comment
  CAS-BOT-BC330985  Acer glabrum var. glabrum Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC21078  Acer glabrum var. torreyi F. T. Griggs; A. Pass 1975-7-2 46 Plumas Bucks Lake Forest Service Survey Comment
  POM85454  Acer glabrum var. torreyi Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico, on the Big Divide. 1829 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-BC28738  Achillea millefolium John Thomas Howell 1955-7-19 30798 Plumas Vinton 1505 Comment
  CDA290  Achillea millefolium L. Ahart, J. Dittes 2005-9-2 12436 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. Comment
Read comments
Oct 5 2019
  CHSC20802  Achillea millefolium K. R. Stern 1975-7-25 5839 Plumas S shore of Lake Almanor. 1371 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
  UC1131589  Achnatherum hymenoides C. W. Hanks 1934-8-13 45 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC210697  Achnatherum lemmonii John Thomas Howell 1951-6-29 27745 Plumas Spring Garden Creek 1158 Comment
  JEPS113796  Achnatherum lemmonii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14013 Plumas West side of an open rocky flat, 20 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  UCD50461  Achnatherum lemmonii G. L. Stebbins Jr. 1939-7-6 2900 Plumas 1.7 miles east of Meadow Valley on road to Quincy. Plumas County. 1097 Comment
  POM198336  Achnatherum lemmonii var. lemmonii H. S. Yates 1912-6-14 s.n. Plumas Portola 1524 Comment
  CAS-BOT-BC210745  Achnatherum nelsonii John Thomas Howell 1962-6-18 37775 Plumas Sierra Valley near Beckwourth 1487 Comment
  UCD144322  Achnatherum occidentale subsp. californicum G. F. Hrusa; T. D. Wilfred 1996-8-1 13411 Plumas Approximately 1/4 mile south of intersection of USFS 24n42 and 24N66, approx. 1 mile south of Brady's Camp, Plumas National Forest. 1880 Comment
  RSA201262  Achnatherum occidentale subsp. occidentale J. T. Howell 1960-7-17 35485 Plumas Drakesbad; Lassen Volcanic National Park. 1677 Comment
  CHSC82613  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
  SEINET256108  Achnatherum occidentale subsp. pubescens L. R. Firestone, H Firestone 1983-8-4 8311 Plumas Across the road from Cottonwood Spring Campground 8 to 10 mi N of Chilcoot CA 1692 Comment
  JEPS106230  Achnatherum thurberianum Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11152 Plumas On the north side of a forest road, southwest of a small meadow and seeps, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2124 Comment
  UCD51433  Achnatherum thurberianum August L. Hormay 1932-6-11 s.n. Plumas Long Canyon, Plumas National Forest, near RR plots. Comment
  CHSC33922  Achnatherum webberi J. D. Jokerst; R. A. Schlising 1981-8-2 1450 Plumas At the N edge of the wide ridge ca 1.0 mi NE of Humboldt Peak. Ca 100 met E of where Pacific Crest Trail reaches the ridge top. 2029 Comment
  CHSC66625  Acmispon americanus var. americanus Vernon H. Oswald 1996-7-15 8030 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. On a Jeep road paralleling the lake. 1371 Comment
  CHSC33612  Acmispon argophyllus var. fremontii M. S. Taylor 1981-6-19 3955 Plumas On granite at south mouth of Grizzly Butte tunnel on Hwy. 70, ca. 6 mi ne of Pulga. 548 Comment
  UCD104245  Acmispon nevadensis John Thomas Howell 1960-7-18 35561 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  SD8183  Aconitum columbianum Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC391485  Aconitum columbianum subsp. columbianum Ira L. Wiggins 1948-9-15 12055 Plumas On ridge between canyons of Onion Creek and the Middle Fork of the Feather River Comment
  HSC18003  Aconitum columbianum subsp. columbianum W. R. Rogers 1966-7-6 200 Plumas Ferris Creek Comment
  CAS-BOT-BC412611  Aconogonon alaskanum Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas 10 miles south of Quincy, on road to La Porte 1981 Comment
  CAS-BOT-BC418801  Aconogonon phytolaccifolium Lowell Ahart 1977-7-9 s.n. Plumas 1/2 mile below the Bunker Hill Mine which is about 10 miles north-east of La Porte 1800 Comment
  CHSC33781  Aconogonon phytolaccifolium M. S. Taylor 1981-7-17 4033 Plumas Bear Lakes Trail in Lakes Basin, ca. 0.5 mi s of jct of trail to Gold Lake Lodge, ca. 6 air mi s of Mohawk. 1981 Comment
  CAS-BOT-BC391663  Actaea rubra David D. Keck 1932-7-3 1703 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  SEINET10536070  Actaea rubra subsp. arguta Mary Susan Taylor 1981-8-20 Taylor 4228 Plumas California: T26N R9E ne1/4 of nw1/4 sec 30. Almanor SE quad. Above spring in Bullfrog Ravine, ca. 3 air mi NW of Indian Falls. Moist shaded brushy Mixed Evergreen Forest. Plumas County. 5600 ft. 1707 Comment
  SEINET10573315  Actaea rubra subsp. arguta Taylor 1981-6-2 Taylor 3828 Plumas By creek 1189 Comment
  RSA59331  Actaea rubra subsp. arguta E. K. Balls 1950-9-10 15777 Plumas 1.5 miles along trail from Lakes Center Public Camp, to Long Lake outlet. 2012 Comment
  CAS-BOT-BC29834  Adenocaulon bicolor Alice Eastwood 1927-6-12 14496 Plumas United States Forest Reserve, Forest Lodge, Greenville Comment
  CAS-BOT-BC29842  Adenocaulon bicolor Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1561 Plumas Butterfly Botanical Area, Fern Glen 1097 Comment
  UC88428  Adenocaulon bicolor Mrs. R. M. Austin 381 Plumas ?iney? <illegible, see label> Comment
  CHSC63439  Adiantum aleuticum Lowell Ahart 1994-7-28 7532 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  JEPS95273  Adiantum aleuticum Lowell Ahart 1994-7-28 7532 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  SEINET13948392 Image available Agastache urticifolia E. K. Balls 1950-1 15724 Plumas Rather open woodland; Lakes Center Public Campground, Southern Plumas County. 6700 ft 2042 Comment
  CHSC60071  Ageratina occidentalis B. Castro; L. P. Janeway 1992-7-18 458 Plumas Ca 1.5 road mi N of Lakes Basin Campgd at W edge of Gold Lake Hwy overlooking Lily Lake. 1828 Comment
  CHSC97306  Ageratina occidentalis Lowell Ahart; John Dittes 2007-8-9 14454 Plumas On the east side of a ridge, about 200 yards south of the intersection, about 1 mile south of Mount Ingalls, about 5 miles (air) northwest of the north end of Lake Davis. 2416 Comment
  HSC73013  Ageratina occidentalis M. S. Taylor 1981-8-4 4153 Plumas On top of Wildcat Ridge, ca. 4 air miles NW of Antelope Lake, ca. 13 air miles NE of Taylorsville 2165 Comment
  RSA795721  Ageratina occidentalis L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16215 Plumas Along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 air miles northeast of Rush Creek Hill, 2.6 air miles ESE of Caribou Powerhouse. 1678 Comment
  UCD128568  Ageratina occidentalis M. S. Taylor 1981-7-27 4131 Plumas near Notson bridge, north side of Beckwourth-Gensee Road, ca. 7 air miles east of Gensee. Comment
  CAS-BOT-BC29512  Agoseris John Thomas Howell 1955-7-20 30854 Plumas Mohawk 1371 Comment
  CHSC80136  Agoseris glauca var. laciniata L. P. Janeway 1996-6-5 4990 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
  SBBG124764  Agoseris glauca var. laciniata C. B. Hardham 1961-6-16 7480 Plumas Diamond Peak [Diamond Mountain] 2133 Comment
  CDA28637  Agoseris grandiflora G. D. Barbe 1981-6-23 3089 Plumas East Quincy; vacant lot east of Lariat Lodge. 0 Comment
  CAS-BOT-BC29657  Agoseris grandiflora var. grandiflora Thomas H. Kearney 1945-8-10 s.n. Plumas Lake Almanor Comment
  CAS-BOT-BC22921  Agoseris heterophylla John Thomas Howell 1951-6-27 27578 A Plumas Johnsville 1584 Comment
  CHSC101855  Agoseris heterophylla Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15886 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  CHSC36313  Agoseris heterophylla M. S. Taylor 1982-6-12 4642 Plumas Jct of Hwy 36 and 89, ca. 3 mi W of Chester. 1493 Comment
  SEINET6738667 Image available Agoseris heterophylla W. Harnach, N. Harnach 2002-6-10 1095 Plumas Sierra Valley, 0.3 miles east of the intersection of County Road A-23 on Marble Lane 1490 Comment
  CAS-BOT-BC22911  Agoseris heterophylla John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54195 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  CAS-BOT-BC46151  Agoseris heterophylla L. S. Smith 1927-5-30 2066 Plumas Sierra Valley, Sec 5&4 east side 1981 Comment
  CAS-BOT-BC13314  Agoseris parviflora Alice Eastwood 1918-5-25 6983 Plumas Portola Comment
  CDA17229  Agoseris retrorsa G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16332 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  SEINET10507051  Agropyron cristatum Mary Susan Taylor 1982-9-13 Taylor 5137 Plumas T23N R14E se/ne sec 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Rd bridge (109) over Feather River, on s side of the river, ca. 1 mi w of Beckwourth. 4880 ft. 1487 Comment
  SEINET12911692  Agropyron trachycaulum var. trachycaulum C. Tanner 1999-1 s.n. Plumas Within city limits of Portola (area bounded on N by alley, S by Quincy Street, E by Willow Street, W by Rock Street). 1484 Comment
  CAS-BOT-BC127089  Agrostis exarata John Thomas Howell 1926-7-26 2126 Plumas Near Prattville. 1371 Comment
  UCD52290  Agrostis exarata John Thomas Howell 1960-7-18 35520 Plumas Drakesbad. 1676 Comment
  SEINET13709328  Agrostis exarata Lowell William Ahart, Lowell William Ahart 2001-1 9243 Plumas W Side Little Last Chance Creek, Strand of Frenchman Lake (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  CAS-BOT-BC139601  Agrostis gigantea Fred Sommers; Greg Sommers 1976-7-20 177 Plumas Sierra Nevada. Sierra Valley Marsh along road and in fields. 1524 Comment
  CAS-BOT-BC139615  Agrostis gigantea John Thomas Howell 1959-9-22 34872 Plumas On hot spring terraces, Drakesbad. 1737 Comment
  CHSC115919  Agrostis idahoensis Sara M. Taylor; Scott Batiuk 2012-8-1 60 Plumas Plumas National Forest, Pacific Southwest Region, Forest Service. UTM zone 10, 4423723 N, 659538 E. Jack's Meadow. From Quincy head west on Bucks Lake Rd., right onto Silver Lake Rd. (24N29X). Go until 1 km south of Silver Lake, on left is drainage (Jack's Creek). Park and hike along drainage for ~700m. 1676 Comment
  CAS-BOT-BC138705  Agrostis scabra Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1617 Plumas Butterfly Botanical Area and Vicinity. Along roadside at Fern Glen. 1097 Comment
  CAS-BOT-BC138711  Agrostis scabra John Thomas Howell 1926-7-26 2127 Plumas Near Prattville. 1371 Comment
  CHSC95138  Agrostis scabra Lowell Ahart 2006-10-23 13493 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 Strawberry Valley. 1281 Comment
  CHSC112386  Agrostis stolonifera L. P. Janeway 2014-7-15 11520 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CHSC64484  Agrostis thurberiana B. Castro 1994-9-8 551 Plumas Ca 1.1 air mi SE of Bucks Lake, ca 0.1 mi S of the Oro-Quincy Hwy on slope among Haskins Valley USFS Summer Home Tract cabins, where seeps and springs surface. 1627 Comment
  CHSC94992  Aira caryophyllea Lowell Ahart 2006-10-23 13494 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CHSC8757  Alisma gramineum S. Chulasmai 1966-5-13 31 Plumas Pond near Highway California 89. Comment
  CAS-BOT-BC445452  Alisma triviale Lowell Ahart 1981-9-6 3119 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CAS-BOT-BC445453  Alisma triviale Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1435 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek. 1021 Comment
  CAS-BOT-BC131954  Allium Javier Penalosa 1962-6-19 2483 Plumas Hghwy. 40-89, +/- 6.2 mi. SE of Quincy 1097 Comment
  CAS-BOT-BC131956  Allium W. Harnach; N. Harnach 1990-5-12 295 Plumas Sierra Valley. Wilson Brothers land south of Marble lane, west side of county rd. A23. (Wilson rockpile) 1514 Comment
  CHSC98579  Allium acuminatum B. Castro; L. P. Janeway 2005-7-10 1496 Plumas Northern High Sierra Nevada. Near Lassen Co line. Crest of the Diamond Mtns, overlooking NW end of Honey Lake, at N end of Stony Ridge. At N end of jeep road ca 0.6 mi from its junction with sharp bend in Rd 27N12, on open flat basalt pebble-field around headwaters of Stony Creek. 1990 Comment
  CAS-BOT-BC466605  Allium campanulatum H. C. Cantelow 1938-7-5 2284 Plumas Flatiron Ridge. Drakesbad 1828 Comment
  CAS-BOT-BC466611  Allium campanulatum L. P. Janeway 1990-6-12 3713 Plumas Rattlesnake Creek, just N of Long Valley; along road 508 ca. 1.1 mi N of Hwy 70/89 1432 Comment
  SEINET183707  Allium campanulatum L. Constance 1938-6-10 2321 Plumas Feather River at Chester near Lake Almanor 1219 Comment
  CAS-BOT-BC472960  Allium lemmonii John Thomas Howell 1962-6-18 37767 Plumas Sierra Valley near Beckwourth; Sierra Nevada 1487 Comment
  UCD143207  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
  CAS-BOT-BC472812  Allium obtusum Lowell Ahart 1983-8-17 4328 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  CAS-BOT-BC472813  Allium obtusum Margaret Williams; Emily McPherson 1974-8-5 74 -P-4 Plumas Above Silver Lake, Trail to Mt. Elwell, Lakes Basin, Sierra Nevada 2072 Comment
  CHSC39368  Allium obtusum var. obtusum L. Ahart; P. Ahart 1983-8-17 4328 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  SEINET8122913  Allium parvum C. G. Gulling May and June s.n. Plumas Sierra Valley Comment
  UC843406  Allium parvum A. A. Heller 1938-5-21 15104 Plumas on the plain about the airfield w. of Chester 1304 Comment
  RSA101471  Allium platycaule R. Weatherby 1955-7-2 1568 Plumas Bear Ridge near Taylor Lake. 2195 Comment
  SJSU15151  Allium platycaule N. A. Hopkins 1993-5-27 1723 Plumas c. 3 mi N of Portola Comment
  UC1075697  Allium platycaule Robert J. Weatherby 1955-7-2 1568 Plumas Bear Ridge near Taylor Lake; Bear Ridge 2194 Comment
  CHSC100321  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
  CHSC65652  Allophyllum integrifolium L. P. Janeway 1995-7-23 4863 Plumas Hartman Bar Ridge; south-facing slope of Franklin Hill. 1731 Comment
  CAS-BOT-BC171357  Alnus incana subsp. tenuifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1450 Plumas Butterfly Botanical Area and vicinity. In bed of Butterfly Creek at confluence of Spanish Creek 1021 Comment
  CHSC43320  Alnus incana subsp. tenuifolia Lowell Ahart 1975-7-9 857 Plumas Along the edge of a small stream, about 1 mile west of Pilot Peak. 1981 Comment
  CHSC66617  Alnus incana subsp. tenuifolia Vernon H. Oswald; Lowell Ahart 1996-7-15 8043 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. High Cascade Range. 1371 Comment
  CHSC98312  Amelanchier alnifolia var. pumila L. P. Janeway 2007-5-20 8990 Plumas Northern High Sierra Nevada. Crest at head of Bean Creek (which drains to the south-southeast; East Branch North Fork Feather River to the north); at junction of Roads 25N17, 25N57, 25N59. Southeast-facing slope of rocky serpentine soil. 1573 Comment
  CAS-BOT-BC136799  Amelanchier utahensis Alice Eastwood 1927-6-15 14603 Plumas United States Forest Reserve, trail to Long Valley 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
  JEPS24907  Amsinckia menziesii var. menziesii Heller and Kennedy 1907-7-15 8850 Plumas Little Grizzly Creek below Genessee; Little Grizzly Creek Comment
  UC174628  Amsinckia menziesii var. menziesii A. A. Heller with 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
  CAS-BOT-BC64276  Anaphalis margaritacea Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lakes Region Comment
  CHSC41884  Anaphalis margaritacea Lowell Ahart 1986-9-10 5395 Plumas On the bottom of the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte. 1706 Comment
  UC196672  Anemone drummondii Fred W. Koch 1916-7-8 Plumas 1 mi. n. Mt. Elwell 2072 Comment
  CHSC107447  Anemone drummondii var. drummondii Matt Simenc; Rebecca Joyner 2011-7-2 10 Plumas Northern High Sierra Nevada. 0.25 miles NW of Pacific Crest Trail where it crosses ridge top just South of Onion Valley Reservoir. North facing, gently sloped, serpentine ridge top. 2013 Comment
  CHSC64058  Angelica breweri B. Castro; R. A. Schlising 1987-7-21 173 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N89 and 22N42 on somewhat rocky hillside below roads. 1539 Comment
  HSC101687  Angelica breweri Dillon North Davis 2013-6-20 25 Plumas 7.4 miles east on FS Road 26N67 from the junction with Rush Creek Road. 1600 Comment
  JEPS14089  Angelica breweri W. L. Jepson 1939-7-31 19321 Plumas lower Spanish Peak, about 2 to 2 1/2 mi (by trail) from summit Spanish Peak 2042 Comment
  SDSU2303  Angelica breweri D. F. Howe 1959-8-3 2784 Plumas 30 miles north of Quincy on #89 by stream. 1372 Comment
  UCD149051  Antennaria G. Ledyard Stebbins 1982-6-13 C 201 a Plumas Stony Ridge. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CAS-BOT-BC59301  Antennaria argentea M. S. Taylor 1982-5-14 4446 Plumas Portola quad. ca. 2 mi sw of Portola. 1584 Comment
  CHSC52382  Antennaria geyeri L. P. Janeway 1989-6-20 3348 Plumas Plumas National Forest. Along S'ly edge of Red Clover Valley. 1691 Comment
  CHSC118834  Antennaria geyeri Wendy L. Boes 2015-6-27 2015027 Plumas Plumas National Forest. Located near Indian Creek, to northwest of Antelope Lake, in between Forest Service road 28N31 and 28N03. UTM 701358 E, 4453845 N, NAD83 Zone 10N. 1580 Comment
  CAS-BOT-BC64786  Antennaria luzuloides subsp. aberrans John Thomas Howell 1962-6-18 37789 Plumas Sierra Valley near Beckworth 1487 Comment
  CAS-BOT-BC79930  Antennaria microphylla A. A. Heller; P. B. Kennedy 1907-7-5 8749 Plumas Red Clover valley Comment
  UC1125558  Antennaria rosea E. Sawyer 1935-6-27 213 Plumas Mouth of Dixie Valley Sierraville Quad., Dixie Valley 1554 Comment
  RSA31346  Antennaria rosea Joseph A. Ewan 1934-6-26 8290 Plumas Frazier Creek Falls, Gold lake road 1829 Comment
  JEPS21507  Anthemis cotula Helen-Mar Wheeler 1944-8-23 Plumas Cascade settlement Cascade Creek 1238 Comment
  JEPS96117  Anthoxanthum odoratum Vernon H. Oswald and Lowell Ahart 1996-7-15 8052 Plumas just s of Last Chance Campground (on Forest Road 28N11, Last Chance Marsh at the n end of Lake Almanor, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  JEPS83413  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-6 366 Plumas 2.3 mi e bridge over North Fork Feather River, e of Belden, Hwy. 70 (Rich Bar, along n side of Hwy 70); Rich Bar, Almanor Quad. (15', 1955) 731 Comment
  JEPS20831  Antirrhinum vexillocalyculatum subsp. intermedium S. Galen Smith 1958-7-25 Plumas near Rich Bar (along Feather River Hwy (U.S. 40 Alt), 2.2 mi e of the bridge across the North Fork of the Feather River and the junction with the road to Caribou) 777 Comment
  CHSC47967  Apocynum androsaemifolium Vernon Oswald 1983-8-24 1026 Plumas Pacific Crest Trail, ca. 3 mi e of Humboldt Summit n-e of Jonesville. 2118 Comment
  CHSC57168  Apocynum androsaemifolium L. P. Janeway 1984-7-22 932 Plumas Vicinity of Soapstone Hill; near junction of Oro-Quincy Hwy and the road to Duffy Dome. 1639 Comment
  UC1123468  Apocynum androsaemifolium G. Burks 1933-8-8 32 Plumas 4 1/2 mi. e. and 1 mi. n. Camel Peak; Plumas Nat'l Forest, Bidwell Bar Quad. 1706 Comment
  UC54549  Apocynum androsaemifolium H. M. Hall and E. B. Babcock July, 1903 4440 Plumas Genesee Valley Sierra Nevada, Genesee Valley 1097 Comment
  SEINET10495816  Apocynum androsaemifolium Douglas G. LeDoux, Katherine L. Morris; David B. Dunn 1973-6-5 LeDoux 1076 Plumas Collected on S side of Greenville on N facing slope. Douglas-fir forest on small side road. Comment
  SEINET10455396  Apocynum pumilum Lowell Ahart, Peter Ahart 1985-7-1 Ahart 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 Park. Comment
  CAS-BOT-BC397892  Aquilegia formosa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54146 Plumas 2.65 miles west of Round Valley Reservoir dam 1569 Comment
  CAS-BOT-BC397893  Aquilegia formosa Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1562 Plumas Fern Glen. 1112 Comment
  UCR3603  Aquilegia formosa Wm. Horn Jr. 1963-6-19 630619- 8 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  RSA0126212  Arabis A. A. Heller, P. B. Kennedy 1907-7-11 8810 Plumas Prattville. Comment
  JEPS102355  Arabis glabra var. glabra Lowell Ahart 2001-7-19 8940 Plumas about 2 1/2 air miles SE of Pilot Peak (Hopkins Creek, about 100 yds. NW of East Branch, about 1/2 air miles S of Turkey Town) 1828 Comment
  RSA699250  Arabis holboellii var. pinetorum L. Ahart, John Dittes, Josephine Guardino 2004-6-6 10995 Plumas On the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1518 Comment
  RSA74141  Arabis holboellii var. retrofracta Milo S. Baker 1952-5-24 12449 Plumas Hwy 89 at head of Pine Valley. 915 Comment
  SEINET5340400  Arabis holboellii var. retrofracta A. A. Heller, P. B. Kennedy 1907-7-3 8713 Plumas Hills above Red Clover Valley. Comment
  SEINET10454398  Aralia californica Mary Susan Taylor 1981-7-26 Taylor 4118 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. Open serpentine cliff (with granite elements), n side of Caribou Rd. 3.5 mi NE of its jct with Hwy 70 near Beldon. 2700 ft. 823 Comment
  UC170972  Aralia californica H. M. Hall 1912-8-4 9383 Plumas canyon just w. of Quincy; Sierra Nevada Mts. 1127 Comment
  CAS-BOT-BC523784  Arceuthobium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54096 Plumas Sierra Nevada: 10.6 mi NE of La Porte on road to Quincy 1889 Comment
  CHSC52539  Arceuthobium abietinum L. P. Janeway 1990-7-26 3817 A Plumas Plumas National Forest. Beckwourth Ranger District. About 3/4 mi west of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. 1828 Comment
  JEPS107976  Arceuthobium abietinum Lowell Ahart, John Dittes 2005-9-19 12412 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1998 Comment
  CAS-BOT-BC407710  Arceuthobium abietinum Robert J. Weatherby 1955-8-6 1674 Plumas near Claremont Peak, Quincy Area 2011 Comment
  CHSC61683  Arceuthobium americanum Vernon H. Oswald; Lowell Ahart 1993-8-25 5867 Plumas Lassen Volcanic National Park. North arm of Rice Creek SE of Twin Mdws., ca. 0.2 mi upstream from the S boundary of the park at the downstream end of a series of falls and cascades. On top of low cliffs on the E side of the creek. 1987 Comment
  SD71013  Arceuthobium americanum John Thomas Howell 1959-9-22 34866 Plumas Drakesbad 1676 Comment
  CHSC55291  Arceuthobium campylopodum L. P. Janeway 1989-9-6 3641 Plumas Plumas National Forest. Beckwourth Ranger District. Crocker Compartment. Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 6.3 mi north of Beckwourth. 1752 Comment
  UCD101944  Arceuthobium campylopodum John Thomas Howell 1960-7-20 35784 Plumas Between Boiling Springs Lake and Terminal Geyser. 1859 Comment
  JEPS109800  Arctostaphylos mewukka subsp. truei Dean W. Taylor 2004-6-17 19113 Plumas Feather River Canyon, along Highway 70 equidistant between Cresta Dam and Rock Creek 563 Comment
  CAS-BOT-BC40006  Arctostaphylos nevadensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54402 Plumas Walker Plain, about 8 miles southwest of Bucks Lake on road to Oroville 1554 Comment
  CDA18662  Arctostaphylos nevadensis G. D. Barbe, T. C. Fuller 1982-6-15 3718 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  UC1121175  Arctostaphylos patula E. Sawyer 1935-6-14 112 Plumas 2 mi nne Kerby; Plumas National Forest, Sierraville Quadrangle Comment
  UC549431  Arctostaphylos patula J. E. Adams 1934-5-13 816 Plumas Silver Lake Comment
  CHSC52935  Arctostaphylos patula subsp. gankinii L. P. Janeway 1989-7-20 3355 Plumas Plumas National Forest. East-facing slope near top of Crocker Mtn, overlooking Red Clover Valley. 2133 Comment
  UCD52640  Arctostaphylos viscida C. G. Albertus 1935-7-23 227 Plumas 1/2 mile S. of Argentine 1341 Comment
  CAS-BOT-BC47072  Arctostaphylos viscida subsp. viscida John Thomas Howell 1976-4-2 51577 Plumas 2 mi. nw. of Spring Garden. 1173 Comment
  CDA19217  Arctostaphylos viscida subsp. viscida G. D. Barbe, T. C. Fuller 1982-6-16 3793 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  POM77151  Arctostaphylos viscida subsp. viscida Mary E. P. Ames 1891-02 s.n. Plumas Taylorsville, Indian Valley. Comment
  RSA123200  Arctostaphylos viscida subsp. viscida E. Nourse 1934-7-31 3 Plumas 2 miles southwest of Smith Lake. 1372 Comment
  CHSC91926  Arenaria aculeata L. P. Janeway 2005-7-31 8509 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak. 1875 Comment
  SEINET10537629  Arenaria congesta Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3898 Plumas T24N R8E w half nw sec 13, Bucks Lake quad; S side of Bucks Lake Rd, ca. 50 ft E of jct with 24N29 (rd to Deanes V.), ca. 2 mi NE of Meadow Valley; serpentine outcrop with scattered basaltic outcrop in Mixed Coniferous Forest; 3800 ft. 1158 Comment
  UC584298  Arenaria congesta var. suffrutescens G. L. Stebbins Jr. and J. A. Jenkins 1937-7-10 2311 Plumas West of head of Stony Ridge Stony Ridge 1828 Comment
  CDA18570  Arenaria congesta var. suffrutescens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3332 Plumas Sierra Nevada; 0.5 mile southeast of bridge crossing Indian Creek; 0.1 mile northwest of junction with road to Antelope Lake Dam. 1584 Comment
  RSA169383  Arenaria kingii subsp. kingii L. S. Rose 1963-6-4 4800 Plumas Sierra Valley, 1 mile S of Beckwourth 1463 Comment
  JEPS103546  Arenaria kingii var. glabrescens Lowell Ahart 2002-6-26 9781 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  CAS-BOT-BC17391  Armoracia rusticana John Thomas Howell 1963-6-3 39386 Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC82088  Arnica 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
  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
  SBBG7585  Arnica cordifolia H. and M. Dearing 1939-5-9 3314 a Plumas near Blairsden on Sierra City Rd Comment
  UC579655  Arnica cordifolia E. Sawyer 1935-5-22 27 Plumas 1 1/4 mi ne Beckwith Butte; Plumas National Forest, Sierraville Quad. 1706 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
  CHSC10667  Arnica dealbata Lowell Ahart 1970-7-1 Plumas Near Little Grass Valley. 1981 Comment
  CHSC95150  Arnica dealbata R. D. Fischer; Jenny Marr 2004-8-7 852 Plumas Northern Sierra, Butt Valley Reservoir, ca. 2.5 miles south of Lake Almanor off Hwy 89. 1402 Comment
  OBI55500  Arnica dealbata David J. Keil, Kathleen Keil 1992-7-25 23606 Plumas Lassen Natl forest along hwy 89/36, 5.4 mi E of hwy 32, SW of Chester Comment
  CHSC70219  Arnica discoidea B. Castro; R. Fallscheer 1989-8-7 352 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. 1783 Comment
  JEPS115227  Arnica discoidea Lowell Ahart, John Dittes 2009-7-15 16093 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  CAS-BOT-BC82507  Arnica discoidea Anna Head 1921-7-28 s.n. Plumas trail to Long Lake, Feather River Region Comment
  CDA18733  Arnica discoidea G. D. Barbe, T. C Fuller 1982-7-15 3740 Plumas Plumas National Forest; 2.1 miles NE of junction with road to Red Hill Summit. 1524 Comment
  UC608846  Arnica lanceolata subsp. prima Beryl O. Schreiber 1938-7-10 2531 Plumas 1/4 mi s of U. C. Forestry Camp; Bidwell Quad., Plumas National Forest, Meadow Valley 1097 Comment
  JEPS106038  Arnica mollis Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11166 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
  CAS-BOT-BC146265  Arrhenatherum elatius var. elatius John Thomas Howell 1962-6-18 37759 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  SEINET12728722 Image available Artemisia Noah Siegel, Wendy Boes, Chelsea Morgan 2016-1 2016 001 A Plumas Plumas National Forest; Growing along Forest Road 27N57 on saddle between Kettle Rock and Eisenheimer Peak near Taylor Lake. 2190 Comment
  CHSC57408  Artemisia arbuscula L. P. Janeway; Garrett Gibson 1991-6-24 4058 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. 1691 Comment
  CHSC94864  Artemisia biennis Lowell Ahart 2006-9-21 13340 Plumas On the south bank of the Middle Fork of the Feather River, east side of the Beckwourth Calpine Road bridge across the river, about 1/2 mile (air) southwest of Beckwourth, Sierra Valley. 1474 Comment
  CAS-BOT-BC90408  Artemisia douglasiana Mrs. Jos Clemens 1919-10-24 s.n. Plumas Greenville Comment
  CHSC113868  Artemisia douglasiana Lowell Ahart 2014-8-26 19787 -A Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Resrvoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  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
  SEINET10474108  Artemisia douglasiana Mary Susan Taylor 1981-8-28 Taylor 4247 Plumas California: T21N R13E se1/4 sec 5. Sierra City NE quad. Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. Plumas County. 4700 ft. 1432 Comment
  UC176432  Artemisia douglasiana A. A. Heller and P. B. Kennedy 1907-7-17 8876 Plumas Red Clover valley Comment
  CAS-BOT-BC90571  Artemisia dracunculus John Thomas Howell 1977-8-11 52668 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CHSC97587  Artemisia ludoviciana subsp. incompta Lowell Ahart; John Dittes 2007-6-17 14205 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CAS-BOT-BC93477  Artemisia tridentata subsp. tridentata John Thomas Howell 1959-9-24 34970 Plumas Sierra Nevada - Beckworth 1487 Comment
  CHSC55181  Artemisia tridentata subsp. vaseyana L. P. Janeway 1989-9-6 3645 Plumas Plumas National Forest. Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 6.3 mi north of Beckwourth. 1752 Comment
  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
  SEINET252478 Image available Artemisia tridentata subsp. vaseyana Leila M. Shultz, Heather Garrison 2006-1 20318 Plumas Feather River Canyon east of Quicy 696 Comment
  CAS-BOT-BC400625  Asarum hartwegii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54324 Plumas 1.4 miles north-northeast of Englemine on Diamond Mt. Road 1295 Comment
  CAS-BOT-BC400765  Asarum lemmonii Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  SEINET260549  Asarum lemmonii M. Cutler, J Cutler 1992-6-11 Plumas Plumas National Forest ; Approx 0.5 mi S of Quincy; Boyle Ravine 1097 Comment
  JEPS115789  Asclepias cordifolia Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15851 Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  RSA754532  Asclepias cordifolia L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15851 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  UC54560  Asclepias cordifolia H. M. Hall and E. B. Babcock July 1903 4454 Plumas Fox Creek Sierra Nevada Mountains 1524 Comment
  JEPS49832  Asclepias speciosa E. Fritz and T. H. Harris 1926-7-18 Plumas Meadow Valley Comment
  UCSB40619  Aspidotis densa Reisentz, Paul 1979-5-12 Plumas 11mi N of Injun Jim Campground on Hwy 70 Comment
  CAS-BOT-BC97468  Aster M. S. Taylor 1982-9-8 5111 Plumas Greenville SW quad. S side of Round Valley Reservoir, ca. 4 mi s of Greenville 1371 Comment
  UCR58341  Aster campestris R. D. Goeden, Don W. Ricker 1989-8-22 890822- 3 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, east side of Frenchman Lake 1725 Comment
  CDA42089  Aster elatus G. F. Hrusa, J. Dinsdale 1989-6-27 7218 Plumas Sierra Nevada; Butterfly Botanical Area, Butterfly Valley approx. 10 miles NW of Quincy. Plumas National Forest. Comment
  CHSC110619  Aster integrifolius B. Castro; G. Kuenster 2006-8-4 1582 Plumas Northern High Sierra Nevada. SW side of Lower Thompson Valley 0.8 mi. N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, near low knolls with rounded granitic outcrops, ca 450 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  CAS-BOT-BC295357  Astragalus M. S. Taylor 1982-5-27 4545 Plumas E side of Dixie Canyon Rd (204), 0.1 mi n of its jct with Hwy 89 near Indian Falls 1097 Comment
  RSA107460  Astragalus pulsiferae var. pulsiferae L. S. Rose 1955-7-19 55152 Plumas Beckworth Pass. 1494 Comment
  CAS-BOT-BC193045  Astragalus purshii var. tinctus L. P. Janeway 1992-5-14 4183 Plumas North side of Dotta Neck in Dotta Canyon along road on northeast side of the canyon 1712 Comment
  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
  POM117882  Astragalus webberi Joseph Clemens 1920-6-29 s.n. Plumas Cescent Mills. Comment
  SBBG29978  Astragalus webberi D. Ripley, R. Barneby 1943-6-16 5778 Plumas Feather River W of Crescent Mills 853 Comment
  UCR88852  Astragalus webberi J. T. Howell, H. K. Wagnon 1980-5-27 s.n. Plumas Near Crescent Mills in SW end of Indian Valley. 1067 Comment
  CHSC102067  Asyneuma prenanthoides Lowell Ahart; John Dittes 2009-7-15 16094 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  CHSC32048  Athyrium filix-femina L. Ahart 1976-9-28 1209 Plumas Along edges of Bunker Hill Creek, near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  RSA59680  Athyrium filix-femina subsp. cyclosorum E. K. Balls 1950-9-9 15749 Plumas West of Lakes Center Public Camp, by creek running into south end of small lake. 2043 Comment
  JEPS116141  Athyrium filix-femina var. cyclosorum Lowell Ahart, John Dittes 2009-8-28 16350 -A Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  SD9783  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin 1879-1 Plumas Big Meadow Comment
  CAS-BOT-BC66092  Athyrium filix-femina var. cyclosorum John Thomas Howell 1960-7-21 35851 Plumas nw. of Willow Lake 1676 Comment
  UC118038  Athysanus pusillus Mrs. R. M. Austin 1880-1 Plumas Comment
  CHSC8116  Balsamorhiza deltoidea J. G. Moore 1969-4-26 85 Plumas Growing on S side of Hwy 70, 20 mi E of Belden. 914 Comment
  RSA113183  Balsamorhiza deltoidea E. K. Balls, L. W. Lenz 1955-5-14 20716 Plumas 5.4 miles NE from Greenville along Hwy 89 to Lake Almanor 1159 Comment
  POM222846  Balsamorhiza hookeri M. Canby 1929-5-12 160 Plumas 15 miles W of Portola Comment
  UC1119017  Balsamorhiza hookeri E. Sawyer 1935-5-21 7 Plumas 3 mi ene of Beckwith Butte (Sierraville); Sierraville 1524 Comment
  CAS-BOT-BC16566  Barbarea orthoceras Anna Head 1920-6-1 s.n. Plumas Feather River Region. Lake Center Camp. 1920 Comment
  CAS-BOT-BC16572  Barbarea orthoceras Mary Strong Clemens 1920-5-31 s.n. Plumas Greenville. Comment
  UC575654  Beckmannia syzigachne David D. Keck Jul 3 1932-Jul 5 1932 1688 Plumas Quincy Northern Sierra Nevada 1065 Comment
  CHSC113935  Bidens cernua Lowell Ahart 2014-8-20 19711 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  CAS-BOT-BC102170  Bidens cernua John Thomas Howell 1961-9-23 36871 Plumas Cooks Creek near Engelmine 1082 Comment
  CHSC72429  Blepharipappus scaber L. P. Janeway 1998-6-24 5672 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
  CAS-BOT-BC128029  Blepharipappus scaber W. Harnach; N. Harnach 1990-8-27 522 Plumas Sierra Valley. Intersection of Co. Rd. A-23 and Marble Lane 1489 Comment
  SEINET10938034  Blepharipappus scaber Mary Susan Taylor 1982-6-10 Taylor 4625 Plumas T23N R14E se/ne sec 12. Reconnaissance Peak quad. Along 23N72, 0.5 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. Granitic soils. 5500 ft. 1675 Comment
  UCD129602  Blepharipappus scaber M. S. Taylor 1982-6-28 4765 -A Plumas Ramelli Ranch, between Calpine Road (109) and cow pastures, south side of Highway 70. Around 1 mile west of beckwourth. 1487 Comment
  CAS-BOT-BC17219  Boechera G. L. Smith 1959-6-20 1263 Plumas Gold Lake to Feather River highway at Plumas-Sierra County line. 1828 Comment
  CAS-BOT-BC15815  Boechera arcuata Elmer I. Applegate 1929-6-18 5763 Plumas Between Camp Kelly and Drakesbad, Warner Valley, Mount Lassen Region. Comment
  CHSC34002  Boechera constancei M. S. Taylor; M. Foster 1981-6-2 3827 Plumas S side of Hwy 70, ca. 100 ft upslope (w) of RR track, ca. 200 yds s of Spring Garden Overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  SEINET3166364  Boechera constancei P. J. Alexander 2009-4-8 997 Plumas Central Sierra Nevada, Plumas National Forest, N side of F.R. 24N20 above East Branch Rock Creek, 1.0 road miles from the junction with 24N28, 1.1 miles NE of Deanes Valley Campground, 4.3 miles WSW of central Quincy. 1301 Comment
  CAS-BOT-BC16183  Boechera davidsonii W. D. Dakan 1973-7-12 s.n. Plumas Sierra Nevada. Plumas National Forest. Round Lake. 2133 Comment
  CAS-BOT-BC14256  Boechera pinetorum John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2403 Plumas Sierra Nevada. Butterfly Botanical Area. Near Pond reservoir. 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
  CHSC82459  Boechera platysperma John Dittes; Josephine Guardino 2002-7-2 Plumas North of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1584 Comment
  CAS-BOT-BC25582  Boechera retrofracta Mrs. H. C. Cantelow 1941-5-18 3625 Plumas At Johnsville west of Mohawk. Comment
  CAS-BOT-BC25593  Boechera retrofracta W. W. Wagner 1919-5-18 255 Plumas Sockum Creek. 1371 Comment
  CAS-BOT-BC25723  Boechera sparsiflora W. I. Follett 1946-5-24 s.n. Plumas Chip Creek. Comment
  CAS-BOT-BC25907  Boechera suffrutescens John Thomas Howell 1951-6-27 27628 Plumas Sierra Nevada. Jamison Creek. 1828 Comment
  CHSC53195  Boechera suffrutescens L. P. Janeway 1989-6-12 3297 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1691 Comment
  CAS-BOT-BC478469  Boisduvalia Clare B. Hardham 1978-8-11 21774 Plumas In volcanic area about 5 miles southeast of Thompson Peak 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
  RSA726340  Boisduvalia densiflora var. densiflora L. Ahart, Josephine Guardino 2007-7-20 14352 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis. 1764 Comment
  SD9247  Botrychium multifidum Mrs. R. M. Austin Jul 1876 Plumas Fern Dell Comment
  SJSU4760  Brasenia schreberi C. W. Sharsmith 1969-6-19 7599 B Plumas Pond Reservoir [not Smith L--see annot], Butterfly Valley c. 4 mi SW of Keddie 1066 Comment
  CHSC20812  Brassica K. R. Stern 1975-7-24 5849 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC77042  Brickellia greenei L. P. Janeway 1996-8-22 5078 Plumas Bean Creek at crossing of Road 25N17. 1402 Comment
  JEPS102631  Brickellia greenei Lowell Ahart 2001-7-17 8931 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
  UC1075728  Brodiaea minor Robert J. Weatherby 1955-7-15 1642 Plumas Quincy Ranger Station, USFS 1066 Comment
  SEINET3921868  Bromus carinatus Lewis S. Rose 1951-6-27 51021 Plumas Johnsville, CA.; 0 1600 Comment
  CHSC118784  Bromus carinatus Wendy L. Boes; Jim Battagin 2015-5-12 2015 -005 Plumas Plumas National Forest. Between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. (UTM 652180 E, 4433328 N, NAD83 Zone 10N). 792 Comment
  SEINET9308892  Bromus carinatus Unknown 1954-7-5 2041 Plumas Plumas 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
  CAS-BOT-BC149314  Bromus carinatus var. carinatus John Thomas Howell; Gordon H. True 1973-8-1 50194 Plumas Sierra Nevada. Ca. 2.5 miles southeast of Diamond Mountain. 2164 Comment
  CAS-BOT-BC149316  Bromus carinatus var. carinatus John Thomas Howell 1961-6-21 36602 Plumas Sierra Nevada. Greenville. 1097 Comment
  JEPS117434  Bromus carinatus var. carinatus Lowell Ahart 2010-9-9 17146 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
  CAS-BOT-BC148719  Bromus carinatus var. marginatus John Thomas Howell 1967-6-23 42674 Plumas Sierra Nevada. Canon of Butterfly Creek. 1036 Comment
  CAS-BOT-BC148704  Bromus carinatus var. marginatus John Thomas Howell 1960-7-21 35822 Plumas Lassen Volcanic National Park. Terminal Geyser. 1798 Comment
  CAS-BOT-BC148706  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35930 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  RSA325155  Bromus catharticus M. S. Taylor 1981-7-6 3966 Plumas Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 1799 Comment
  UCD58433  Bromus commutatus John Thomas Howell 1951-6-26 27538 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  UCD58476  Bromus commutatus John Thomas Howell 1967-6-23 42677 Plumas Plumas Canyon. Butterfly Creek. 975 Comment
  JEPS45881  Bromus hordeaceus L. S. Smith 1925-4-29 1559 Plumas Tahoe National Forest, s slope of Grizzley Ridge Grizzley Ridge; Tahoe National Forest, Grizzley Ridge 975 Comment
  CDA14758  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
  SBBG126105  Bromus japonicus L. Ahart 2012-6-1 18258 Plumas ca 0.75 mi E of Caribou Rd, ca 3.5 mi NE of Belden 807 Comment
  CAS-BOT-BC162151  Bromus orcuttianus George W. Gillett 1957-7-17 805 Plumas Lassen Volcanic National Park. In upper Willow Lake Meadow, near the east inlet. 1661 Comment
  CHSC40996  Bromus orcuttianus J. D. Jokerst 1984-7-10 2096 Plumas Along the edges of Indian Creek, east of Rattlesnake Ravine and Genesee Valley. 1264 Comment
  CHSC65874  Bromus orcuttianus L. P. Janeway 1995-8-24 4900 Plumas Near head of small western tributary to Willow Creek; 0.6 mi east of Penman Saddle. Roadside. 1935 Comment
  SBBG115913  Bromus orcuttianus J. T. Howell 1975-7-22 51363 Plumas ca. 2 mi NW of Spring Garden 1173 Comment
  SEINET4343728 Image available Bromus orcuttianus Lowell Ahart, John Dittes 2009-7-15 16092 Plumas Yellow Pine Forest; under the power line on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1518 Comment
  UCD59261  Bromus orcuttianus John Thomas Howell 1926-7-20 2088 Plumas Near Prattville. 1463 Comment
  CHSC102382  Bromus suksdorfii Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16130 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
  UC600969  Bromus suksdorfii Elizabeth Wood 1938-7-5 7 Plumas between Blairsden and Gold Lake 1676 Comment
  CAS-BOT-BC161355  Bromus tectorum Walter Knight; Irja Knight 1966-6-18 1378 Plumas Butterfly Valley. 1036 Comment
  CAS-BOT-BC161412  Bromus tectorum John Thomas Howell 1960-7-20 35766 Plumas Lassen Volcanic National Park. Boiling Springs Lake. 1798 Comment
  CAS-BOT-BC185648  Bromus tectorum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2084 Plumas Butterfly Botanical Area and Vicinity. Area near spring. 1127 Comment
  CHSC101842  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
  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
  UCD40293  Bromus tectorum Rodney Gale Myatt 1971-6-13 742 Plumas 1 mile below Layman Road, north of Quincy, and on the north side of Hwy 70. (Note that this location is south of Quincey road and on the south side of Hwy 70). 1036 Comment
  UCD59952  Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas West side of Lake Almanor. Comment
  SEINET10508555  Bromus willdenowii Mary Susan Taylor 1981-7-6 Taylor 3966 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  CAS-BOT-BC185348  Calamagrostis canadensis John Thomas Howell 1960-7-20 35722 Plumas Lassen Volcanic National Park. 1828 Comment
  CHSC48005  Callitriche verna Vernon Oswald 1988-7-19 3603 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On the s side of the lake. 1676 Comment
  RSA39892  Callitriche verna P. A. Munz 1947-5-16 11838 Plumas 8 miles N of Chilcoot. 1524 Comment
  CAS-BOT-BC85758  Calocedrus decurrens S. E. Hirstel 1926-7-1 s.n. Plumas Near Greenville Comment
  OBI69180  Calocedrus decurrens Kristina L. Schultz, Dan Schultz 2000-11-3 1 Plumas Quincy Range. Located 1/2 mi off tril at the intersection of Jackson street and Old Meadow Valley Rd 1067 Comment
  SEINET4064819  Calocedrus decurrens B. C. Templeton 1967-1 10746 Plumas National Forest near Quincy. Comment
  CAS-BOT-BC487772  Calochortus coeruleus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54325 Plumas 1.4 miles north-northeast of Englemine on Diamond Mt. Road, Sierra Nevada 1295 Comment
  CAS-BOT-BC487773  Calochortus coeruleus Clarence R. Quick 1952-6-29 52 -72 Plumas Summit of road between Belden and Humbug Valley, Sierra Nevada 1486 Comment
  CHSC67721  Calochortus leichtlinii James D. Jokerst 1979-8-8 281 Plumas Summit of Ben Lomand Pk. Ca. 3.0 mi N of Belden. Comment
  UC917350  Calochortus leichtlinii J. M. Tucker 1948-7-24 1722 Plumas near road from Cascade to Camel Peak 1615 Comment
  CAS-BOT-BC491829  Calochortus leichtlinii A. A. Heller; P. B. Kennedy 1907-7-4 8719 Plumas Ridge east of Red Clover valley Comment
  RSA537550  Calochortus leichtlinii Barbara Ertter, Gary Schoolcraft 1989-7-3 8660 Plumas Ridge between Red Rock and Diamond Mt ca 8 air miles S of Susanville 2226 Comment
  UC170933  Calochortus leichtlinii H. M. Hall 1912-7-7 9311 Plumas Jameson Creek Sierra Nevada Mountains 1920 Comment
  CHSC82360  Calochortus nudus Lowell Ahart 2002-7-6 9847 Plumas In small meadows, about 50 yards north of the gravel road, near a small branch of Coldwater Creek, about 3/4 mile southwest of Grizzly Mountain, about 2 miles (air) southwest of Haskins Valley and Bucks Lake. 1844 Comment
  RSA189349  Calochortus nudus Lewis S. Rose 1967-6-12 67114 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  UC1134504  Calochortus nudus Beryl O. Schreiber 1938-7-9 2519 Plumas 1.5 mi e Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  CDA15382  Calochortus tolmiei G. F. Hrusa 1997-5-3 13837 Plumas Sierra Nevada; in 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CAS-BOT-BC409591  Caltha Anna Head 1920-7-23 s.n. Plumas Springs in rock, near nuarsley trail to Mt. Elwell. Feather River region 1920 Comment
  CAS-BOT-BC90966  Calycanthus occidentalis Clarence Quick 1940-7-20 40 -93 Plumas Northeast of Big Bar Mountain on Mill Creek, east of Feather River at Pulga. Comment
  CHSC21083  Calyptridium monospermum F. T. Griggs; A. Pass 1975-7-2 53 Plumas Buck's Lake Forest Service Survery. Comment
  CHSC46721  Calyptridium monospermum Lowell Ahart 1968-6-29 22 Plumas Growing on white gravel along the edges of Slate Creek, take road in La Porte that leads to Slate Creek, go on east and then go north past Grass Flat, take road to the west and go down to Slate Creek. 1066 Comment
  UC1136680  Calyptridium umbellatum A. E. Wieslander 1927-7-10 15 Plumas between Gold Lake and Silver Lake ( Plumas National Forest); Plumas National Forest 1828 Comment
  CHSC61596  Camassia quamash Arthur C. Barrett 1915-6-24 21 Plumas Boulder Creek Ranger Sta. Meadow. 1645 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
  RSA369199  Camassia quamash subsp. breviflora George Willet 1935-6-4 s.n. Plumas Vinton Comment
  RSA39724  Camassia quamash subsp. breviflora Philip A. Munz 1947-5-17 11842 Plumas 16 miles N of Chilcoot 1524 Comment
  UCD138361  Camassia quamash subsp. breviflora Les Berry 1956-5-29 s.n. Plumas between Beckwourth and Vinton, Sierra Valley. 1935 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
  CHSC33937  Camassia quamash subsp. quamash M. S. Taylor; M. Foster 1981-6-3 3849 Plumas W side of 24N10 in wet meadow, ca. 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola. 1767 Comment
  JEPS49079  Campanula prenanthoides Lewis S. Rose 1966-7-26 66049 Plumas 3 mi w Keddie; Butterfly Valley 1066 Comment
  RSA755687  Campanula prenanthoides L. Ahart, John Dittes 2009-7-15 16094 Plumas Under the power line on the south side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  SEINET10462999  Campanula prenanthoides Harris Harris s.n. Plumas Meadow Valley 1158 Comment
  SEINET10463015  Campanula prenanthoides Rose 1966-7-26 Rose 66049 Plumas Butterfly Valley, 3 miles west of Keddie. 1067 Comment
  SEINET10905899  Campanula prenanthoides Austin AUSTIN 546 Plumas Hills south of Quincy Comment
  CAS-BOT-BC37132  Capsella bursa-pastoris Mary Strong Clemens 1920-2-25 s.n. Plumas Crescent Mills. Comment
  CHSC59173  Cardamine bellidifolia var. pachyphylla Vernon H. Oswald; Lowell Ahart 1992-9-15 5211 Plumas Lassen Volcanic National Park. Bonte Peak located E of Mt. Harkness and Juniper Lake. On the north slope of the mountain. 2164 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
  RSA0092972  Cardamine californica Bonnie C. Templeton 1968-6-8 11216 Plumas Twain Rd., west of Butterfly Valley, ca 10 mi. west of Quincy. Comment
  SEINET5341065  Cardamine nuttallii G. C. Gulling 1905-1 s.n. Plumas Sierra Valley Comment
  CHSC87636  Cardamine nuttallii var. covilleana Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10931 Plumas Along a dirt forest road, east of Dry Taylor Creek, about 2 miles (air) southwest of Taylor Rock, about 6 1/4 miles (air) northeast of Quincy. 1669 Comment
  CAS-BOT-BC38094  Cardamine pachystigma John Thomas Howell; Gordon H. True 1967-5-9 42217 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CDA6821  Carduus nutans D. Turner, J. Budaj 1969-7-17 Plumas Between two parts of the Feather River Inn Golf Course, along a dirt road on the south side of the railroad tracks, Blairsden. 0 Comment
  CAS-BOT-BC18359  Carex John Thomas Howell 1951-6-26 27535 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  CHSC102644  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16140 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC53558  Carex amplifolia L. P. Janeway 1989-6-27 3403 Plumas Plumas National Forest. Along sides of moist springy shady area between Tomba Rd and hwy 70/89 just N of Jackson Cr; below Cromberg Spring. 1335 Comment
  CAS-BOT-BC17943  Carex angustata John Thomas Howell; Gordon H. True 1967-7-9 43242 Plumas Sierra Nevada. North Fork of Feather River at Belden. 685 Comment
  CHSC47351  Carex angustata L. P. Janeway 1989-6-15 3315 Plumas Plumas National Forest. Pond across road from springy slope; jct of roads 111 (Beckwourth-Genesee Rd) and rd 24N49Y; near N end of Crocker Valley. 1730 Comment
  CHSC55552  Carex angustata L. P. Janeway 1990-7-11 3788 Plumas Plumas National Forest. About 1/4 mi east of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Little Grizzly Creek. 1775 Comment
  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
  UC1133353  Carex angustata E. Sawyer 1935-6-27 190 Plumas 1.6 mi ene Grizzly Pk.; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC19724  Carex athrostachya John Thomas Howell 1951-6-28 27646 Plumas Sierra Nevada. Johnsville. 1584 Comment
  CHSC84895  Carex athrostachya L. P. Janeway; B. Castro 2003-9-6 7981 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  JEPS117531  Carex athrostachya Lowell Ahart 2010-9-9 17145 Plumas About 20 feet north of the culvert, bottom of Onion Valley Creek, on the east side of Quincy La Porte Road, Onion Valley, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  RSA122797  Carex athrostachya E. Sawyer 1935-6-22 168 Plumas Charlies Vallley, west of Beckwith Buttes. 1524 Comment
  SBBG32345  Carex athrostachya L. S. Rose 1967-7-9 67143 Plumas Quincy 1036 Comment
  CAS-BOT-BC19133  Carex aurea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1669 Plumas Butterfly Botanical Area and Vicinity. Sweetwater Meadow. 1127 Comment
  CHSC46994  Carex bolanderi L. P. Janeway 1989-8-2 3551 Plumas Plumas National Forest. Where rd 23N08 crosses a southwestern fork of Bear Cr ca 1 mi NE from top of Eureka Ridge. 1752 Comment
  CHSC65853  Carex bolanderi L. P. Janeway 1995-8-30 4904 Plumas Along West Branch Humbug Creek 2.3 mi south of Smith Peak. 1630 Comment
  RSA700309  Carex bolanderi L. Ahart 2004-7-27 11312 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1646 Comment
  CAS-BOT-BC19637  Carex brainerdii C. R. Quick 1955-6-21 55 -33 Plumas Near southeast end of Lake Almanor. Comment
  CHSC52352  Carex brainerdii Wayne Dakan 1981-5-31 Plumas Black Hawk Creek. Comment
  CHSC53573  Carex brainerdii L. P. Janeway 1984-7-22 929 Plumas Summit above Lookout Rock, 1 1/2 mi NE of Mt Ararat. 1815 Comment
  JEPS95366  Carex brainerdii Lowell Ahart 1994-6-29 7419 Plumas about 1/2 mi S of Bucks Lake (W of a poor logging road) 1828 Comment
  SEINET7552658 Image available Carex brainerdii Lewis S. Rose 1967-5-8 67074 Plumas Rodgers Flat, North Fork, Feather River. 610 Comment
  CHSC78722  Carex capitata L. P. Janeway 2000-7-7 6891 Plumas Northern High Sierra Nevada. At Kanaka Flat, on north side of Maple Flat, upper drainage of Spanish Creek. 1579 Comment
  CAS-BOT-BC20082  Carex echinata John Thomas Howell 1962-6-17 37656 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  UC1755301  Carex echinata subsp. echinata Dean W. Taylor 2006-6-29 19555 Plumas Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201) 1432 Comment
  CAS-BOT-BC20112  Carex feta John Thomas Howell 1976-7-15 51851 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  UCR115312  Carex feta G. D. Barbe, T. C. Fuller 1982-6-14 3689 Plumas W end of Quincy, Hwy 70 & Lawrence St. at the Chevron station. 1037 Comment
  CDA33073  Carex feta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3163 Plumas Long Valley, 0.4 mile south of junction of Dixie Canyon-Round Valley and Canyon Dam Roads, at Maxwell Mine Road. Comment
  HSC89409  Carex filifolia var. erostrata L. P. Janeway 1989-6-12 3288 Plumas S side of Red Clover Valley along the Beckwourth-Genesee Rd. (rd 111) 1671 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
  SEINET10650688  Carex fracta Lewis S. Rose 1939-6-7 Rose 39254 Plumas 3 mi. n. of Pulga, N. fork of Feather River. 518 Comment
  CDA33081  Carex gigas G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3124 Plumas 2.65 miles west of Round Valley Reservoir Dam. Comment
  SD130383  Carex hassei John Thomas Howell 1962-6-16 37641 Plumas Sierra Nevada, Feather River North Fork on road to Caribou 730 Comment
  CAS-BOT-BC21970  Carex heteroneura John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54117 Plumas 10.6 miles northeast of La Porte on road to Quincy. 1889 Comment
  RSA0035344  Carex heteroneura Lowell Ahart 2012-9-5 18435 Plumas At the end of a small stream that flows into the South Fork of the Feather River, about 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast, of La Porte. 1889 Comment
  CAS-BOT-BC21975  Carex heteroneura J. Ewan 1934-6-27 s.n. Plumas Along Mt. Elwell trail near Long Lake. 2072 Comment
  CHSC77168  Carex heteroneura var. heteroneura G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3077 Plumas 10.6 miles NE of La Porte on La Porte-Quincy Road; 8.3 miles NE of junction, Little Grass Valley Reservoir Road, headquarters of South Fork Feather River. 1889 Comment
  CHSC92289  Carex heteroneura var. heteroneura Lowell Ahart; Josephine Guardino 2005-8-10 12320 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  RSA795331  Carex heteroneura var. heteroneura L. Ahart 2010-7-27 16932 Plumas North side of Forest Road 22N68, about 150 yards north of the South Fork of the Feather River, about 0.25 miles southwest of Feather Fork Mine, about 1.5 air miles northeast of Little Grass Valley Reservoir. 1635 Comment
  CAS-BOT-BC28076  Carex hoodii John Thomas Howell 1960-7-20 35750 Plumas Rocky slope, Boiling Springs Lake. 1798 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
  JEPS107609  Carex jonesii Lowell Ahart, Josephine Guardino 2005-8-10 12323 Plumas Bog in small wet meadow, 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-BC35509  Carex jonesii L. P. Janeway 1990-7-3 3761 Plumas about 100 m west of Paradise Creek and about 0.75 mi. south of Little Grizzly Creek 1905 Comment
  CHSC100043  Carex laeviculmis Lowell Ahart 2008-7-9 15058 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1645 Comment
  CHSC42689  Carex laeviculmis L. P. Janeway 1987-6-20 2282 Plumas Ravine on N side of South Branch Middle Fork Feather River below Whiskey Hill. 1158 Comment
  JEPS124411  Carex laeviculmis Lowell Ahart 2015-7-4 20276 Plumas About 1/2 mile west of the of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC31150  Carex lemmonii Lowell Ahart 1966-6-18 1346 Plumas In a bog 100 m east of Ohio Ravine. 518 Comment
  CAS-BOT-BC31155  Carex lemmonii John Thomas Howell 1967-6-23 42703 Plumas butterfly Valley. 1036 Comment
  RSA755327  Carex lemmonii L. Ahart 2009-7-13 16032 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
  CAS-BOT-BC31214  Carex lenticularis var. impressa Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  JEPS104612  Carex lenticularis var. lipocarpa Lowell Ahart 2003-7-18 10431 Plumas In a drainage, in a meadow, ca 150 yd south of the road, ca 3/4 mi w of Lumpkin Ridge Rd, ca 1 mi se of Tamarack Flat, ca 2 mi (air) nw of Little Grass Valley Reservoir dam, ca 5 mi (air) nw of La Porte. 1730 Comment
  SEINET7565202 Image available Carex limosa Unknown 2005-9-11 8540 Plumas Northern High Sierra Nevada. North edge of the fen above the middle of the Grassy Lakes, about 0.8 km northeast of Three Lakes. Bucks Lake 7.5' quad. 1896 Comment
  CHSC118841  Carex luzulina Noah Siegel 2016-6-3 2016001 C Plumas Plumas National Forest. Located south of Rush Creek Hill just north of Eagle Rock and south of Forest Road 26N67. UTM 660079 E, 4436133 N, NAD 83 Zone 10 North. 1889 Comment
  CHSC77033  Carex multicaulis G. Douglas Barbe; T. C. Fuller 1982-6-15 3743 Plumas Plumas National Forest. On road bank 2.1 miles NE of junction with road to Red Hill. 1524 Comment
  CHSC77070  Carex multicaulis G. Douglas Barbe; T. C. Fuller 1982-6-15 3693 Plumas Plumas National Forest. 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit. 1493 Comment
  OBI6409  Carex multicaulis Lewis S. Rose 1963-6-3 63084 Plumas Butterfly Valley, 2 mi SW of Keddie 1189 Comment
  SEINET3904275  Carex multicostata Lewis S. Rose 1951-6-28 51036 Plumas Mcrae Meadows, 8 mi. sw. of Johnsville.; 0 1951 Comment
  CHSC97528  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
  CHSC115916  Carex nebrascensis Kendra G. Sikes; Scott Batiuk, Sara Taylor 2012-7-17 402 Plumas Plumas National Forest. Aster Fen, Bucks Lake Wilderness, north and west of Granite Gap from Silver Lake trailhead. UTM zone 10, 4423906 N, 657187E. 2030 Comment
  JEPS28362  Carex nervina George W. Gillett 1957-7-13 754 Plumas across creek from the Devils Kitchen (Lassen Volcanic National Park); Lassen Volcanic National Park 1859 Comment
  CAS-BOT-BC119689  Carex nervina L. P. Janeway 1990-6-27 3732 Plumas Mt. Ingalls quad. Headwaters of Joseph Creek on NE side of Grizzly Ridge. 2103 Comment
  CAS-BOT-BC119523  Carex nudata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1446 Plumas In bed of Spanish Creek near confluence of Butterfly Creek. 883 Comment
  CHSC84727  Carex nudata L. P. Janeway 2003-5-17 7789 Plumas Northern High Sierra Nevada. Along northwest edge of North Fork Feather River just below the mouth of Chambers Creek. 613 Comment
  CAS-BOT-BC119522  Carex nudata John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2452 Plumas Butterfly and Spanish Creeks, from water's edge near near confluence. 883 Comment
  CAS-BOT-BC119183  Carex pachystachya Alice Eastwood 1927-6-1 14688 Plumas Forest Lodge near Greenville. Comment
  CDA17775  Carex pachystachya G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3153 Plumas Long Valley; Long Valley, 0.4 mi S of jct, Dixie Canyon--Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CHSC112092  Carex pachystachya L. P. Janeway 2014-7-15 11525 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  SEINET8989743 Image available Carex pachystachya Unknown 2000-1 6836 Plumas Northern High Sierra Nevada. Diamond Mountains; 1.1 km south east of Crystal Peak. Constantia quad. Comment
  CAS-BOT-BC119182  Carex pachystachya Hans Leschke 1954-7-3 s.n. Plumas Northern border of swamp North of Willow Lake. 1661 Comment
  JEPS107626  Carex pellita Lowell Ahart, Josephine Guardino 2005-8-9 12283 Plumas On the bottom of Fant Creek, about 100 yards southeast of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  SEINET12649673 Image available Carex pellita Lowell Ahart, John Dittes 2009-1 16187 Plumas 1480 Comment
  CHSC63196  Carex rossii Lowell Ahart 1994-7-7 7470 Plumas East of a meadow, on the south-west side of the Pacific Crest Trail, south of a poor dirt road, east of the weather station, about 1/2 mile (air) west of Pilot Peak, about 3/4 mile east of Quincy La Porte Road. 1981 Comment
  CHSC62165  Carex scabriuscula L. P. Janeway 1993-7-15 4448 Plumas Plumas National Forest. Along Bean Creek, 0.4 mi south of the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River). 1524 Comment
  CHSC81414  Carex scabriuscula Samantha Mackey 2000-9-6 304 Plumas Northern High Sierra Nevada. Frenchman Hill. Throughout the north-facing drainage. 1828 Comment
  JEPS120103  Carex scabriuscula Lowell Ahart 2012-7-1 18262 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. Comment
  CAS-BOT-BC28306  Carex scopulorum var. bracteosa Thomas Griggs 1975-6-1 315 Plumas Bucks Lake area. Comment
  CHSC84923  Carex scopulorum var. bracteosa L. P. Janeway 2003-9-20 7994 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. 2115 Comment
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Jul 29 2014
  CAS-BOT-BC117518  Carex sheldonii Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-8-19 1417 Plumas Marshy area ca 2 mi S of Greenville, Indian Valley. Comment
  CAS-BOT-BC117522  Carex sheldonii L. P. Janeway 1992-6-4 4216 Plumas Wet area adjacent to Bonta Creek in wooded pasture between Mohawk Ranger Station barracks 1318 Comment
  CAS-BOT-BC117523  Carex sheldonii L. P. Janeway 1992-6-4 4210 Plumas South side of road to Plumas-Eureka State Park (Rd 506) across from turn to Plumas Pines, 1341 Comment
  UC1100466  Carex sheldonii Malcolm A. Nobs, S. Galen Smith 1949-8-19 1417 Plumas ca. 2 mi s Greenville; Indian Valley Comment
  CAS-BOT-BC117738  Carex simulata John Thomas Howell 1967-6-23 42710 Plumas Butterfly Valley. 1066 Comment
  CHSC47340  Carex simulata L. P. Janeway 1989-6-15 3317 Plumas Plumas National Forest. Pond across road from springy slope; jct of roads 111 (Beckwourth-Genesee Rd) and rd 24N49Y; near N end of Crocker Valley. 1730 Comment
  CHSC116366  Carex simulata Sara M. Taylor; Scott Batiuk 2012-9-14 78 Plumas Plumas National Forest. Rocky Knoll West. Follow Rd 24N33 to the Mill Creek Trailhead, near where Right Hand Salt Creek meets Mill Creek. Follow Mill Creek Trail north for ~350 m then bushwhack ~800 m to fen/meadow. UTM Zone 10, 4422884 N, 655393 E. 1831 Comment
  CHSC109856  Carex specifica L. P. Janeway 2012-8-1 11039 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; east side of Gibsonville-Johnsville Road about 0.5 km north of its bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. 1729 Comment
  CAS-BOT-BC114998  Carex subfusca John Thomas Howell 1960-7-18 35565 Plumas Meadow, Drakesbad. 1828 Comment
  CAS-BOT-BC115997  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54115 Plumas 10.6 mi NE of La Porte on road to Quincy. 1889 Comment
  CHSC103119  Carex subfusca Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16109 Plumas Man made depression about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC112080  Carex subfusca L. P. Janeway 2014-7-17 11565 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
  CHSC48067  Carex subfusca L. P. Janeway 1989-6-22 3368 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw, near rd 24N49Y. 1804 Comment
  CHSC92308  Carex subfusca Lowell Ahart; John Dittes 2005-9-19 12379 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  HSC7174  Carex subfusca L. S. Rose 1968-6-10 68085 Plumas Quincy Meadow 1037 Comment
  JEPS101243  Carex subfusca Dean W. Taylor 2000-8-8 17556 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
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Aug 6 2010
  JEPS113732  Carex subfusca Lowell Ahart, John Dittes 2007-6-17 14192 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CAS-BOT-BC115982  Carex subfusca L. P. Janeway; Jim Battagin; Rob Russell 1993-8-4 4490 Plumas Along Dolly creek at upper portion of the Walker Mine tailings. Mt. Ingalls quad. 1749 Comment
  JEPS123949  Carex utriculata Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20424 Plumas On the northwest side of Duck Lake (near Blue Lake), 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-BC115418  Carex utriculata George Wilson Gillett 1957-1-1 837 Plumas Willow Lake. Marsh at N end of Lake. 1661 Comment
  CAS-BOT-BC115149  Carex vesicaria Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  CHSC53554  Carex vesicaria L. P. Janeway 1990-6-11 3783 Plumas Plumas National Forest. Halfway between Paradise Cr and Emigrant Cr, and ca 2/3 mi S of Little Grizzly Cr. 1874 Comment
  CHSC65603  Carex whitneyi L. P. Janeway 1995-8-24 4901 Plumas Top of ridge, divide between Willow Creek and Freeman Creek; about 1.3 mi west-southwest of Smith Peak. 2042 Comment
  JEPS105654  Carex whitneyi L. P. Janeway 2001-6-15 7181 Plumas High Cascade Range. East side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville 1399 Comment
  CAS-BOT-BC114933  Carex whitneyi Lowell Ahart 1977-7-9 1453 Plumas 10 mi NE of La Porte. Edge of the road, 1/2 mi below the Bunker Hill Mine. 1800 Comment
  RSA604697  Castanopsis sempervirens Louis C. Wheeler 1952-9-24 6959 Plumas Plumas 5: Vicinity of Crescent Mills. Comment
  CAS-BOT-BC249009  Castilleja Clare B. Hardham 1975-8-2 20452 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC249368  Castilleja applegatei John Thomas Howell; Gordon H. True 1969-6-23 45805 Plumas 2.6 mi. n. of Middle Fork of Feather River at Nelson Point 1310 Comment
  CAS-BOT-BC249712  Castilleja applegatei subsp. pinetorum Alice Eastwood 1927-6-1 s.n. Plumas Forest Lodge, Greenville. United States Forest Reserve Comment
  CAS-BOT-BC249713  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-16 7459 Plumas Diamond Peak Comment
  CAS-BOT-BC249728  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-14 4832 A Plumas Along 26N58 in s side of Bullfrog Ravine, ca. 3 air mi w of Indian Falls on Hwy 89 1645 Comment
  CAS-BOT-BC249734  Castilleja applegatei subsp. pinetorum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l Park Comment
  CAS-BOT-BC249736  Castilleja applegatei subsp. pinetorum Mrs. Jos Clemens 1919-10-14 s.n. Plumas Greenville Comment
  CAS-BOT-BC249740  Castilleja applegatei subsp. pinetorum Alice Eastwood 1927-6-27 14903 Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] to Reno Comment
  JEPS3016  Castilleja applegatei subsp. pinetorum unknown 1952-5-30 34 Plumas near mouth of Milk Ranch Creek 762 Comment
  JEPS3800  Castilleja applegatei subsp. pinetorum John Thomas Howell 1926-7-24 2101 Plumas near Prattville 1463 Comment
  JEPS81451  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-14 4826 Plumas ca 1 mi s Onion Flat (Soda Creek Rd, ca 3 mi n of Twain); Almanor SW Quad. 1463 Comment
  JEPS3000  Castilleja applegatei subsp. pinetorum Milo S. Baker 1952-5-27 12473 Plumas Camp Storris; on Highway 24, at foot of bridge, P.G.&E. Station Comment
  JEPS60471  Castilleja applegatei subsp. pinetorum T. I. Chuang and L. Constance 1969-7-2 6710 Plumas about 7.5 mi se Quincy (on Highway 70) Comment
  JEPS100466  Castilleja arachnoidea Dean W. Taylor 2001-6-28 17821 Plumas Diamond Mountains, Snow Lake (ca. 2 air miles east of Frenchman Lake), growing on the edge of Forest Road 24N44 1859 Comment
  UCD122597  Castilleja lacera L. P. Janeway 1996-6-5 5002 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch: northwest corner of Sierra Valley: 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine. 902 Comment
  JEPS80630  Castilleja miniata M. S. Taylor 1981-7-17 4023 Plumas ca 6 air mi s Mohawk (within 0.25 mi of Bear Lakes trailhead); Sierra City NW Quad., Lakes Basin 1950 Comment
  LA209236  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-5 Plumas Red Clover Valley Comment
  SEINET10549615  Castilleja miniata Mary Susan Taylor 1982-8-4 Taylor 4916 Plumas T25N R10E nw/se sec 23. Greenville SE quad. ALong spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 6200 ft. 1890 Comment
  CAS-BOT-BC241037  Castilleja pilosa John Thomas Howell 1951-6-28 27696 Plumas Eureka Peak 1981 Comment
  CHSC57455  Castilleja pilosa L. P. Janeway; Garrett Gibson 1991-6-24 4057 Plumas Plumas National Forest. Squaw Valley, ca 1/2 mi northwest of 'Four Corners' (Junction of Laufman-to Red Colver Valley Road and Frenchman Lake Road). 1703 Comment
  UC1012467  Castilleja pilosa Francis W. Pennell 1940-6-12 25820 Plumas 5 mi s Beckwourth; Sierra Valley 1493 Comment
  JEPS83445  Castilleja pruinosa G. L. Stebbins 1986-6-29 C 610 Plumas above Meadow Valley Comment
  CHSC110600  Castilleja tenuis B. Castro; L. P. Janeway 2006-6-14 1564 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.9 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, in area of eroded gullies within 50 m of W edge of creek, ca 400 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  JEPS80627  Castilleja tenuis M. S. Taylor 1981-6-10 3881 A Plumas ca 11 air mi nw Beckwourth (ca 0.75 mi n of Genesee-Beckwourth Rd, Overland Inc. Ranches, in Red Clover Valley); Crocker Mt. Quad., Red Clover Valley 1676 Comment
  JEPS81472  Castilleja tenuis M. S. Taylor 1982-7-8 4800 Plumas ca 1 mi sw Beckwourth (on Ramelli Ranch, on s side of Feather River in dry edges); Portola Quad. 1487 Comment
  RSA726351  Castilleja tenuis L. Ahart, John Dittes 2007-6-16 14127 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  SD46688  Castilleja tenuis Robert J. Weatherby 1950-7-7 1462 Plumas meadow edge, Snake Lake, Quincy 1219 Comment
  SEINET3162177  Ceanothus cordulatus E. K. Balls 1950-9-6 15690 a Plumas 3.1 mi. east of turn to Sloat, Hwy 24, between Quincy & Portola 1250 Comment
  SEINET7063413  Ceanothus cuneatus var. cuneatus A. G. Vestal 1947-3-28 s.n. Plumas About 5 miles north of Warner Valley. UTM Zone 10, 640741mE, 4476732mN. (WGS84/NAD83). 1658 Comment
  SEINET3840844  Ceanothus cuneatus var. cuneatus G. Douglas Barbe, Thomas C. Fuller 1982-6-15 3706 Plumas Plumas National Forest, East-facing slope, 0.8 miles west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 miles east of Red Hill Summit 1490 Comment
  CAS-BOT-BC50728  Ceanothus integerrimus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2152 Plumas Butterfly Botanical Area and Vicinity - Beargrass Glade 1127 Comment
  UC1070776  Ceanothus integerrimus F. W. Embree 1934-6-6 65 Plumas s slope of Bucks Mtn. Bidwell Bar quad., Plumas Nat. For. 1524 Comment
  UC338451  Ceanothus integerrimus Lemmon 1889-5-27 Plumas Mohawk Valley Comment
  RSA184944  Ceanothus integerrimus var. californicus L. S. Rose 1966-7-27 66064 Plumas Butterfly Creek and Spanish Creek, 1 miles S of Keddie 991 Comment
  CAS-BOT-BC51046  Ceanothus integerrimus var. macrothyrsus Mary Strong Clemens 1920-6-14 s.n. Plumas Greenville Comment
  CAS-BOT-BC51161  Ceanothus lemmonii M. S. Taylor 1982-6-16 4675 Plumas Quincy quad. on N side of Hwy 70, just E of Qmerican Valley (Quincy Bypass) turnoff, just E of East of Quincy 1066 Comment
  CAS-BOT-BC63367  Ceanothus prostratus Alice Eastwood 1927-6-15 14594 Plumas On trail to Long Valley. United States Forest Reserve. Comment
  UC338135  Ceanothus prostratus unknown 1889-5 Plumas Sierra and Plumas Co. Comment
  UC634988  Ceanothus prostratus Herbert L. Mason 1924-6-16 1046 Plumas Graegle Comment
  CAS-BOT-BC52164  Ceanothus pumilus Walter Knight; Irja Knight 1969-6-25 2420 Plumas Summit of Red Hill 1934 Comment
  CHSC61610  Ceanothus velutinus Arthur C. Barrett 1915-6-23 22 Plumas Lone Rock Valley. 1615 Comment
  CAS-BOT-BC63184  Ceanothus velutinus var. velutinus John Thomas Howell 1960-7-20 35782 Plumas Between Borling Springs Lake and Terminal Geyser. 1859 Comment
  CHSC55487  Cerastium arvense L. P. Janeway 1991-6-14 4010 Plumas Inner canyon of North Fork Feather River, along and above Hwy 70; 1.2 mi east of Rodgers Flat and 2.0 mi east of Chambers Creek. 655 Comment
  CAS-BOT-BC388204  Cerastium fontanum subsp. vulgare John Thomas Howell 1976-7-15 51829 Plumas Quincy 1051 Comment
  HSC18575  Cercocarpus ledifolius W. R. Rogers 1966-7-6 214 Plumas 1982 Comment
  SEINET10474160  Chaenactis douglasii Mary Susan Taylor 1982-6-28 Taylor 4763 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CHSC64067  Chaenactis douglasii var. douglasii B. Castro; R. A. Schlising 1987-7-21 169 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42 on hillside below roads. 1539 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
  CHSC20754  Chamaesyce serpillifolia subsp. serpillifolia K. R. Stern 1975-7-23 5870 Plumas W shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC166082  Chamerion angustifolium subsp. circumvagum John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1968-6-11 2364 Plumas Along edge of Spanish Creek near confluence of Butterfly Creek. Butterfly Botanical Area Comment
  CAS-BOT-BC166083  Chamerion angustifolium subsp. circumvagum John Thomas Howell 1977-8-11 52679 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 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
  UC1242065  Cheilanthes gracillima Don Branscomb 1958-7-19 Plumas ne of Lake Basin Recreation Area; Eureka Peak area Comment
  UC1177846  Cheilanthes gracillima P. C. Hutchison Plumas 6 mi n Belden (on road to Longville) 1828 Comment
  SEINET10537356  Chenopodium Mary Susan Taylor 1982-8-27 Taylor 5073 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
  JEPS90822  Chenopodium murale Dean Wm. Taylor with Glenn L. Clifton 1992-8-23 13221 Plumas 3.3 mi w of Crescent Mills (East Branch Feather River, Feather River Watershed); East Branch Feather River 1021 Comment
  CAS-BOT-BC451341  Chimaphila menziesii John Thomas Howell 1960-7-22 35895 Plumas Lassen Volcanic National Park, Devil's Kitche3n to Drakesbad 1828 Comment
  CAS-BOT-BC451421  Chimaphila menziesii Mrs. A. L. Coombs 1955-6-1 s.n. Plumas Prattville Comment
  SD46614  Chimaphila umbellata Robert J. Weatherby 1950-7-7 1448 Plumas Ganser Creek, Quincy 1219 Comment
  UC1120953  Chimaphila umbellata E. Nourse 1934-9-4 21 Plumas 3/4 mi. s. & 1 mi. w. Quincy; Plumas Nat'l Forest, Downieville Quad. Comment
  UC170976  Chimaphila umbellata H. M. Hall 1912-7-14 9390 Plumas Nelson Creek Sierra Nevada Mts., Nelson Creek 1432 Comment
  HSC100127  Chorispora tenella G. D. Barbe 1981-6-23 3090 Plumas East Quincy; vacant lot E. of Lariat Lodge. Comment
  POM190470  Chrysanthemum parthenium D. D. Keck 1932-7-3 1624 Plumas Quincy, north of Spanish Creek near road; Northern Sierra Nevada 1067 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
  UCR57495  Chrysopsis villosa R. D. Goeden, Don W. Ricker 1989-8-22 890822- 01 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, east side of Frenchman Lake 1725 Comment
  CDA10761  Chrysothamnus parryi subsp. latior R. V. Zahm 1964-8-27 Plumas Along railroad tracks, Almanor Railroad between Chester & Westwood. 0 Comment
  RSA60129  Chrysothamnus parryi subsp. nevadensis E. K. Balls 1950-9-4 15672 Plumas Feather River Experiment Station, 4 miles north of Quincy 1220 Comment
  CAS-BOT-BC100819  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1959-9-24 34968 Plumas Sierra Valley near Beckwourth 1478 Comment
  CHSC66607  Cicuta douglasii Vernon H. Oswald; Lowell Ahart 1996-7-15 8044 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Shance Campground at the srreams and marshy meadow extending E from road. High Cascade Range. 1371 Comment
  JEPS28638  Cicuta douglasii George W. Gillett 1957-7-18 835 Plumas Lassen Volcanic National Park, at north end of Willow Lake Willow Lake; Lassen Volcanic National Park, Willow Lake 1658 Comment
  UC185111  Cicuta douglasii H. M. Hall 1912-8-3 9376 Plumas Sierra Nevada Mountains, Quincy Quincy; Sierra Nevada Mountains, Quincy 1066 Comment
  CHSC43236  Cinna latifolia Lowell Ahart 1987-9-22 5892 Plumas On a gravel bar, along the South Fork of the Feather River, about 1 mile east of the Feather Fork Mine, about 8 miles north-east of La Porte. 1706 Comment
  CHSC66777  Cinna latifolia Vernon H. Oswald; Lowell Ahart 1996-8-14 8170 Plumas Northern high Sierra Nevada. Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. On the edge of a streamlet on the uphill side of the road. 1645 Comment
  SD46610  Circaea alpina subsp. pacifica Robert J. Weatherby 1950-7-7 1451 Plumas Osnsner Creek, Quincy 1219 Comment
  CDA18589  Circaea alpina subsp. pacifica G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3276 Plumas Sierra Nevada; 1.4 miles above (south of) Main Street, Taylorsville (end of China Grade). 1402 Comment
  SEINET10904931  Cirsium andersonii Mary Susan Taylor 1981-7-21 Taylor 4095 Plumas T25N R11E sw/ne sec 31, Spring Garden quad. In Red Fir Forest disturbed areas, ca. 1/8 mi E of 25N18, ca. 1 mi SE of Taylor Rock, ca. 7 air mi N of Spring Garden. 6600 ft. 2011 Comment
  SEINET7143982  Cirsium occidentale var. candidissimum Robert L. Johnson, Mikel R. Stevens 2015-7-11 3955 Plumas Spanish Creek drainage. 0.2 rd mi N on Hugh Spur (fronting rr-track) after jct with Hwy 89. Ca 1.2 air mi S of Indian Falls.; 0 Comment
  UC1119203  Cirsium occidentale var. candidissimum C. W. Hanks 1934-8-10 39 Plumas ne edge of Sierra Valley; Plumas National Forest, Sierraville 1584 Comment
  CAS-BOT-BC286359  Cirsium scariosum John Thomas Howell 1951-6-29 27736 Plumas Near Spring Garden 1219 Comment
  CAS-BOT-BC286361  Cirsium scariosum John Thomas Howell 1951-6-29 27736 Plumas Near Spring Garden Comment
  JEPS59241  Cirsium vulgare W. L. Jepson 1939-8-8 19369 Plumas Quincy 1051 Comment
  CAS-BOT-BC228912  Cistanthe umbellata Clare B. Hardham 1970-8-9 17704 C Plumas Thompson Peak, ca. 23 miles northeast of Greenville 2346 Comment
  CAS-BOT-BC162587  Clarkia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54123 Plumas Quincy - Sierra Nevada 1036 Comment
  UC1552746  Clarkia gracilis Frederica Bowcutt 1985-6-6 549 Plumas about 15 air mi ne Quincy (1 mi of Drum Bridge, along Beckwourth Genesee Road) Comment
  CHSC28923  Clarkia mildrediae subsp. lutescens L. Hanson 1979-7-23 57 Plumas On Little North Fork Rd, along edge. Comment
  JEPS108894  Clarkia mildrediae subsp. lutescens Lowell Ahart 2006-7-9 12920 Plumas Below an open ridge, about 100 yards north of the paved basalt road, about 4 miles (air) northwest of Tamarack Flat, about 6 miles (air) northwest of Little Grass Valley Reservoir 1650 Comment
  UC1732066  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-13 4694 Plumas Little Bear Gulch, SE side, along Road 22N30 0.25 mi W of Sky High Road (Road 22N29) 1447 Comment
  CAS-BOT-BC163282  Clarkia mildrediae subsp. mildrediae A. A. Heller 1940-6-5 15708 Plumas Along State Highway #24, near Buck's Creek power house Comment
  JEPS93190  Clarkia mildrediae subsp. mildrediae L. P. Janeway 1995-7-29 4882 Plumas along Pipeline Rd. 3.3 mi. n.w. Lower Bucks Lake dam; Bucks Lake Quad. 1584 Comment
  CAS-BOT-BC163851  Clarkia purpurea subsp. quadrivulnera A. A. Heller 1938-7-2 15234 Plumas Along the highway near the river bridge at Quincy 1097 Comment
  JEPS33714  Clarkia rhomboidea John Thomas Howell 1926-7-20 2081 Plumas near Prattville 1463 Comment
  UCD169257  Clarkia rhomboidea S. L. Welsh; N. D. Atwood 2001-6-14 28141 Plumas Roadcut, ca. 4 miles north of Beckwourth. 1481 Comment
  CDA38040  Clarkia rhomboidea T. C. Fuller 1958-7-7 1914 Plumas 3 miles west of Virgilia. 0 Comment
  CHSC70762  Clarkia stellata L. P. Janeway 1994-6-11 4660 Plumas Humbug Road 0.5 mi south of Humboldt Road; about 2 mi southwest of Lake Almanor. 1377 Comment
  RSA101475  Clarkia stellata R. Weatherby 1955-6-25 1542 Plumas Quincy Ranger Station, USFS 1067 Comment
  CHSC114318  Claytonia lanceolata G. D. Barbe; T. C. Fuller 1982-6-17 3803 Plumas Lakes Basin Campground, 7.5 mi S of Hwy 89. 1950 Comment
  CAS-BOT-BC443636  Claytonia perfoliata subsp. perfoliata Alice Eastwood 1927-6-11 14479 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC443640  Claytonia perfoliata subsp. perfoliata John Thomas Howell; Gordon H. True 1967-5-9 42219 Plumas Feather River Canyon near mouth of Chambers Creek 609 Comment
  CHSC34268  Claytonia rubra subsp. rubra M. S. Taylor 1981-5-10 3674 Plumas N side of Antelope Lake, ca. 1/4 mi e of Boulder Creek and USFS Work Center, between rd and lake, ca. 20 mi ne of Taylorsville. 1536 Comment
  CAS-BOT-BC443802  Claytonia rubra subsp. rubra Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC443803  Claytonia rubra subsp. rubra Thomas H. Harris 1973-6-3 s.n. Plumas Near Lake Almanor 1371 Comment
  CHSC40247  Collinsia parviflora K. R. Stern 1985-6-25 8229 Plumas Vic. Blairsden. 1371 Comment
  SEINET13405214  Collinsia parviflora C. Tanner 1999-1 s.n. Plumas Portola, area bounded by Plumas and Quincy Streets on N and S, Rock and Willow on E and W. 1484 Comment
  SEINET3840905  Collinsia parviflora G. Douglas Barbe, Thomas C. Fuller 1982-7-16 3763 Plumas Plumas National Forest, Lava Cap Ridge, 1.5 miles west of Wheeler Peak and one mile south of Beardsley Mine on forest road 3.8 miles south of Green Flat 1980 Comment
  RSA101438  Collinsia parviflora R. Weatherby 1955-6-22 1541 Plumas Meadow near top of Spanish Peak. 2134 Comment
  CHSC93188  Collinsia rattanii L. P. Janeway 1994-5-24 4651 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca. 1371 Comment
  HSC22975  Collinsia torreyi John Pratt 1970-6-30 56 Plumas Humboldt Summit Comment
  UCD123684  Collinsia torreyi W. R. Powell 1968-7-2 1590 Plumas along road southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  UC1032618  Collinsia torreyi var. torreyi A. Lewis 1934-6-12 476 Plumas 4 1/2 mi sw of Lexington Hill (Plumas National Forest, Mooreville Ridge); Plumas National Forest, Mooreville Ridge 1493 Comment
  CDA13348  Collinsia torreyi var. wrightii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13197 Plumas Sierra Nevada; 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC43758  Collinsia torreyi var. wrightii Vernon Oswald 1983-8-4 960 Plumas Humbolt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas, and Tehama Counties). 1993 Comment
  CHSC64121  Collomia grandiflora B. Castro; R. A. Schlising 1987-7-21 171 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42 on hillside below roads. 1539 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
  JEPS26245  Collomia linearis Joseph Andorfer Ewan 1934-8-19 8242 Plumas Dent<?>us (Blairsden) Mohawk Valley 1615 Comment
  UC1085296  Collomia linearis J. Ewan 1934-7-19 8242 Plumas on sandy embankment along railroad bed Dentens (Blairsden) 1615 Comment
  CHSC113590  Collomia tinctoria Lowell Ahart 2014-8-24 19753 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CAS-BOT-BC157360  Comarum palustre H. E. Brown 1897-8-15 s. 642 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC286170  Conyza canadensis Greg Sommers 1976-8-4 1224 Plumas Sierra Valley, along Dyson (Marble) Lane 1487 Comment
  CDA14717  Corallorhiza maculata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3236 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CHSC21122  Corallorhiza maculata F. T. Griggs; A. Pass 1975-7-2 25 Plumas East of road. Buck's Lake Forest Service Survey. Comment
  UCD128403  Corallorhiza maculata Albert Grigarick 2012-7-8 328 Plumas Gray Eagle Trail. 1/4 mi NW of Grass Lake. 1930 Comment
  CDA18739  Corallorhiza striata G. D. Barbe, T. C Fuller 1982-7-16 3781 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  JEPS48639  Corallorhiza striata Esther C. Fritz 1933-6-27 Plumas Camp Califorest; woods w of faculty tent, near Schneider Falls trail 1188 Comment
  JEPS115163  Cordylanthus tenuis subsp. tenuis Lowell Ahart, John Dittes 2009-7-15 16089 Plumas On dry rocky soil, open forest, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1702 Comment
  RSA246643  Cordylanthus tenuis subsp. tenuis Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42353 Plumas Plumas National forest: Along Hwy. 70 two miles N of Quincy. 1098 Comment
  SBBG32249  Cordylanthus tenuis subsp. tenuis L. S. Rose 1966-7-26 66047 Plumas Butterfly Valley, 3 mi W of Keddie 1066 Comment
  CAS-BOT-BC209427  Cornus nuttallii Harry P. West 1920-5-17 s.n. Plumas Greenville Comment
  JEPS115110  Cornus sericea subsp. sericea Lowell Ahart, John Dittes 2009-7-27 16167 Plumas On damp soil, on the southwest side of a stream, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  UC1122817  Cornus sericea subsp. sericea C. G. Albertus 1935-7-23 229 Plumas 1 1/4 mi. s.e. Spring Garden Ranch; Plumas Nat'l Forest, Downieville Quad. Comment
  RSA0091883  Cornus sericea subsp. sericea Bonnie C. Templeton 1968-1 11273 Plumas [No location information on label.] Comment
  POM97818  Corydalis caseana R. M. Austin 1876-07 11 Plumas Mill Creek Comment
  CAS-BOT-BC401879  Corydalis caseana subsp. caseana Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC401868  Corydalis caseana subsp. caseana Margaret Williams 1966-7-11 s.n. Plumas Jameson Creek, above Johnsville 1859 Comment
  UC120141  Corydalis caseana subsp. caseana D. Cleveland 1882-7-25 Plumas Big Spring Comment
  CAS-BOT-BC169501  Corylus cornuta subsp. californica J. M. Tucker 1948-7-25 1734 Plumas woods in vicinity of Cascade Comment
  UCD110092  Corylus cornuta subsp. californica J. M. Tucker 1948-7-25 1734 Plumas Woods in vicinity of Cascade. Comment
  CHSC21031  Corylus cornuta var. californica F. T. Griggs; A. Pass 1975-7-3 70 Plumas Buck's Lake Forest Service Survey. North of Grizzly Fore bay. Comment
  CAS-BOT-BC290329  Crepis John Thomas Howell 1962-6-17 37727 Plumas Portola 1463 Comment
  SD8926  Crepis R. M. Austin 1882-7-24 Plumas Big Meadows Comment
  CAS-BOT-BC290449  Crepis acuminata Rimo Bacigalupi 1927-7-11 1700 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CDA20395  Crepis capillaris J. Naughton 2002-7-7 103 Plumas Sierra Nevada; Plumas County Fairgrounds, near Lee Rd. 0 Comment
  UC476322  Crepis intermedia Mrs. L. W. Swift June, 1931 3032 Plumas along cr. beyond Stony Ridge; Plumas National Forest, Last Chance Cr. Comment
  RSA40422  Crepis intermedia P. A. Munz, Lee W. Lenz 1948-8-12 12339 Plumas Forest Lodge, Greenville 1128 Comment
  UC346537  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-23 181 Plumas along hwy about 2 or 3 mi e Meadow Valley (en route to Quincy) Comment
  CAS-BOT-BC291578  Crepis modocensis subsp. modocensis M. S. Taylor 1982-5-17 4466 Plumas N side of 22N55 near its junction with 22N54 and 22N88 ca. 2 mi. se of Portola 1706 Comment
  JEPS113555  Crepis monticola Lowell Ahart, John Dittes 2007-6-17 14193 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  UC346534  Crepis monticola E. B. Babcock and M. Navashin 1928-6-26 183 Plumas Fritillaria Gulch (Miss Jenkins') Meadow Valley (in front of Mr. Colton's Canyon) Comment
  CAS-BOT-BC290786  Crepis occidentalis subsp. occidentalis Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth 1524 Comment
  CAS-BOT-BC290860  Crepis pleurocarpa John Thomas Howell 1926-7-20 2087 Plumas Near Prattville 1463 Comment
  CAS-BOT-BC376510  Crepis pleurocarpa M. S. Taylor 1982-8-5 4931 Plumas Mt Hough summit, ca. 7 mi nne of Quincy 2203 Comment
  CDA18583  Crepis pleurocarpa G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3290 Plumas Sierra Nevada; 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  CHSC34929  Crepis pleurocarpa M. S. Taylor 1981-8-25 4242 Plumas N side of 26N22F-Red Hill Rd, 1.9 mi s of its jct with 26N22 in Deadwood Canyon-Rich Gulch, ca. 6 air mi ne of Belden. 1615 Comment
  UCR244660  Cryptantha J. T. Howell, H. K. Wagnon 1980-5-28 53699 Plumas Sierra Nevada Mtns., Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River 854 Comment
  CAS-BOT-BC189307  Cryptantha Clare B. Hardham 1975-8-2 20482 Plumas Black Mountain 2133 Comment
  CAS-BOT-BC189310  Cryptantha John Thomas Howell 1977-8-11 s.n. Plumas Little Last Chance Creek canyon, N of Chilcoot 1676 Comment
  CHSC96849  Cryptantha affinis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14007 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
  JEPS103310  Cryptantha affinis Lowell Ahart 2002-7-18 9870 Plumas On the N side of a small upper branch of Fall R., ca 100 yards N of Lumpkin Ridge Rd, ca 1 mile (air) SE of Tamarack Flat, ca 1/4 mile SW of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam 1701 Comment
  RSA726381  Cryptantha affinis L. Ahart, Josephine Guardino 2007-7-21 14374 Plumas About 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1814 Comment
  UC78402  Cryptantha affinis T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  CAS-BOT-BC189534  Cryptantha circumscissa var. circumscissa L. S. Smith 1927-6-6 56881 Plumas Road to Constantia 1524 Comment
  RSA95525  Cryptantha milobakeri J. T. Howell 1951-6-29 27752 Plumas Feather River Canyon 549 Comment
  CHSC53191  Cryptantha simulans L. P. Janeway 1989-6-29 3420 Plumas Plumas National Forest. Just above rd 24N44Y, 0.3 mi E of Beckwourth-Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  CDA14143  Cryptantha torreyana G. F. Hrusa 1997-5-3 13833 Plumas Sierra Nevada; E side of Rattlesnake Creek creekbed, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  JEPS102382  Cryptantha torreyana Lowell Ahart 2001-7-17 8911 Plumas about 2 1/2 air mi N of Humboldt Summit (E of a small branch of Butt Creek, W side of a poor logging road) 1828 Comment
  JEPS125845  Cryptantha torreyana Dean W. Taylor 2001-8-1 17861 Plumas Watershed divide between Onion Valley Creek and Poorman Creek, 1 mile N of Pilot Peak, ca 10 air miles SE of Quincy, near the junction of Forest Road 22N84X and 22N43Y. Comment
  UCD120098  Cryptantha torreyana John Thomas Howell 1960-7-18 35545 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  UC1874975  Cryptogramma acrostichoides Ruth Kirkpatrick 2001-7-18 1072 Plumas Eureka Peak 2011 Comment
  MACF019597  Cupressus Trudy R. Ericson 1975-9-18 404 Plumas Approx. 1/8 mi. east of Mud Lake which lies due south of end of logging road 2103 Comment
  CAS-BOT-BC80528  Cupressus bakeri C. R. Quick; H. F. Wilcox 1962-10-1 62 -1 Plumas 1 1/2 mi. w. of Wheeler Peak 1996 Comment
  RSA176211  Cupressus bakeri C. R. Quick, Wilcox 1962-10-1 62 -1 Plumas 1.5 miles W of Wheeler Peak., an extension of known range 1997 Comment
  CHSC108462  Cuscuta californica var. breviflora Lowell Ahart 2011-9-20 17679 Plumas Forest floor along the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  JEPS107606  Cuscuta californica var. californica Lowell Ahart, Josephine Guardino 2005-8-10 12303 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  SEINET10969189  Cuscuta ceanothi Mary Susan Taylor 1982-8-9 Taylor 4954 Plumas T26N R8E nw/ne sec 9. Almanor NE quad. Along 26N88, just e of its jct with Seneca Rd (306), ca. 7 mi sw of Canyon Dam. (Davis Creek drainage). Comment
  SJSU14350  Cusickiella douglasii N. A. Hopkins 1990-5-12 1615 Plumas 16.5 mi NW of Beckwourth on rd to Genessee 1706 Comment
  CHSC54313  Cycladenia humilis var. humilis Vernon H. Oswald; Lowell Ahart 1991-6-18 4686 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
  UC193373  Cycladenia humilis var. humilis J. G. Lemmon Plumas Peaks of Plumas Co. Comment
  SEINET4069236 Image available Cymopterus globosus B. C. Templeton 1967-1 sn Plumas About 6 miles south of Beckwourth. Comment
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May 19 2019
  CHSC104766  Cymopterus terebinthinus var. californicus L. P. Janeway 2010-8-19 10166 Plumas Northern High Sierra Nevada. Plumas National Forest; uppermost (northeastern) end of Lumpkin Ridge, 1.6 air km northwest of the Little Grass Valley Reservoir dam; along Road 22N86Y 1.0 km southwest of Road 22N27 (Lumpkin Road). 1797 Comment
  UCD144320  Cynoglossum occidentale G. F. Hrusa; T. D. Wilfred 1996-8-1 13412 Plumas Approximately 1/4 mile south of intersection of USFS 24n42 and 24N66, approx. 1 mile south of Brady's Camp, Plumas National Forest. 1880 Comment
  CAS-BOT-BC113875  Cyperus niger var. capitatus John Thomas Howell 1959-9-22 34871 Plumas On hot spring terraces, Drakesbad. 1737 Comment
  CAS-BOT-BC114124  Cyperus squarrosus Lowell Ahart 1981-9-6 3085 Plumas 1 1/2 mi SW of Crescent Mills. 1200 Comment
  CAS-BOT-BC114126  Cyperus squarrosus E. K. Balls 1950-8-31 15547 Plumas Spanish Creek, off Hwy 24, north of Quincy. 1066 Comment
  CAS-BOT-BC133731  Cypripedium californicum Lee W. Lenz 1954-6-8 19136 Plumas Field redacted by CAS, contact the data manager for more information Comment
  CHSC70821  Cypripedium fasciculatum B. Castro; R. Zebell, R. Fallscheer 1989-8-15 391 Plumas Ca 5 air mi S of Bucks Lake, ca 0.2 mi W of USFS R ... Field redacted by CHSC, contact the data manager for more information 1645 Comment
  CHSC60177  Cystopteris fragilis L. P. Janeway 1992-7-10 4253 Plumas About 0.3 mi north east of top of Grizzly Ridge, between Joseph Creek and Oliver Creek. Plumas National Forest Beckwourth Ranger District, Cascade Compartment. 2164 Comment
  CAS-BOT-BC70666  Cystopteris fragilis Anna Head 1921-7-23 s.n. Plumas Gray Eagle Trail, Feather River region Comment
  CAS-BOT-BC189785  Dactylis glomerata Mary S. Clemens 1920-6-22 s.n. Plumas Quincy. Comment
  SEINET10556360  Danthonia unispicata A. Arthur Heller, Patrick B. Kennedy 1907-7-3 Heller 8705 Plumas Hlls above Red Clover Valley. Comment
  CAS-BOT-BC76214  Darlingtonia californica Mrs. J. H. Brinkers 1892-5-26 s.n. Plumas Quincy. Comment
  CHSC1625  Darlingtonia californica R. Calkins 1932-7-1 Plumas Na Wak Wa, near Longville. ... Field redacted by CHSC, contact the data manager for more information 1310 Comment
  SBBG70336  Darlingtonia californica unknown 1895-1 Plumas probably in Butterfly Valley near Quincy Comment
  SEINET12007452  Darlingtonia californica C. C. Parry, Lemmon, J. G. 1876-1 s.n. Plumas Butterfly Valley, N. E. Cal Comment
  CAS-BOT-BC179652  Delphinium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54392 Plumas 0.3 miles southwest of Bucks Summit on road to Bucks Lake 1645 Comment
  CAS-BOT-BC179653  Delphinium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54154 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  JEPS23484  Delphinium L. S. Smith 1920-5-21 1584 -a Plumas near Calpine (w edge of Valley); Sierra Valley 1676 Comment
  CHSC117021  Delphinium gracilentum Lowell Ahart 2016-6-2 20913 Plumas Basalt flat, on the west side of the paved road, Lumpkin Ridge Road, about 3 3/4 miles (air) southwest of Little Grass Valley Reservoir dam. 1555 Comment
  CAS-BOT-BC8659  Delphinium gracilentum f. versicolor E. K. Balls; L. W. Lenz 1955-5-13 20700 Plumas Between Tobin and Camp Rogers, U.S. Hwy. 40 alt. 609 Comment
  SBBG18111  Delphinium nudicaule C. B. Hardham 1961-6-16 7458 Plumas Diamond Peak [Diamond Mountain] Comment
  UC118647  Delphinium nudicaule Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC9822  Delphinium nudicaule Lowell Ahart 1984-6-21 4720 Plumas 1 mile north of Turkeytown, about 2 miles northwest of Blue Nose Mountain, about 15 mi. NE of La Porte 2000 Comment
  CAS-BOT-BC9854  Delphinium nudicaule Elmer Ivan Applegate 1934-5-3 8902 Plumas Near and south of Mohawk Comment
  CAS-BOT-BC116127  Delphinium nuttallianum Clare Butterworth Hardham 1961-6-16 7492 Plumas Engelmine-Susanville Road via Gold run Creek. 1828 Comment
  JEPS106187  Delphinium nuttallianum Lowell Ahart, Josephine Guardino 2004-5-24 10939 Plumas On the east side of a logging road, about 200 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy 1224 Comment
  RSA232646  Delphinium nuttallianum Larry E. DeBuhr, Gary D. Wallace 1972-5-21 588 Plumas Plumas National Forest, Butterfly Valley, 1 mile SW of Keddie, along forest road 25N12 at jct with Blackhawk Creek. Comment
  UC1126051  Delphinium nuttallianum D. Axelrod 1934-6-9 25 Plumas 2 1/4 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC116115  Delphinium nuttallianum R. C. Bacigalupi 1927-7-12 1730 Plumas Along Little Gray Eagle Creek, near Lakes Center Camp, Gold Lake region 1889 Comment
  RSA39746  Delphinium nuttallianum P. A. Munz 1947-5-17 11845 Plumas 16 miles N of Chilcoot 1707 Comment
  RSA641883  Delphinium nuttallianum Michael A. Vincent 1999-6-7 8524 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  SEINET5338051  Delphinium nuttallianum P. A. Lehenbauer 1933-5-30 1460 Plumas Red Clover Creek, Ranger Station. Comment
  SEINET5338054  Delphinium nuttallianum A. A. Heller, P. B. Kennedy 1907-7-3 8702 Plumas Hills above Red Clover Valley. Comment
  UCD13270  Delphinium nuttallianum Dean Dubbe 1974-5-18 14- 7 Plumas Plumas CO. Butterfly Valley, 6 miles northwest of Quincy, off of Hwy 89. Elevation 3600 feet. 1097 Comment
  POM147074  Dendromecon rigida Alice Eastwood 1927-6-27 14917 Plumas United States Forest Reserve Comment
  RSA60115  Deschampsia cespitosa E. K. Balls 1950-9-2 15640 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  SJSU11271  Deschampsia cespitosa S. H. Casey 1980-6-18 1163 Plumas Butterfly Valley c. 3 mi W of Keddie 1066 Comment
  CHSC116384  Deschampsia cespitosa Sara M. Taylor; Scott Batiuk, Kendra Sikes 2012-7-16 41 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd. intersection. On foot, cross to the north side of the river and head WNW. UTM zone 10, 4423080 N, 652386 E. 1890 Comment
  CHSC65878  Deschampsia cespitosa subsp. cespitosa L. P. Janeway 1995-10-11 4938 Plumas Lakes Basin. 0.3 mi north-northwest of Lakes Basin Campground; on east side of Gold Lake Hwy opposite the entrance to the campground. Meadow drainage. 1923 Comment
  CHSC96058  Deschampsia cespitosa subsp. cespitosa L. P. Janeway; B. Castro 2006-9-9 8881 Plumas High Cascade Range. West shore of Jedidian Colter Lake (between Blue Lake and North Arm Rice Creek). 1981 Comment
  CAS-BOT-BC198164  Deschampsia danthonioides K. Groneck 1976-7-1 101 Plumas Sierra Valley Marsh - Sierra Nevada 1524 Comment
  HSC8598  Deschampsia danthonioides L. S. Rose 1968-6-10 68083 Plumas Quincy Meadow 1037 Comment
  UC196407  Deschampsia danthonioides H. S. Yates 1913-6-24 Plumas Massack 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
  CHSC75949  Deschampsia elongata G. F. Hrusa 1996-8-2 13427 Plumas Sierra Nevada. At base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. On trib. of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1820 Comment
  JEPS113651  Deschampsia elongata Lowell Ahart, Josephine Guardino 2007-7-21 14382 Plumas Sides of a small drying stream, about 60 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  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
  UCD63520  Deschampsia elongata John Thomas Howell 1960-7-19 35621 Plumas Drakesbad. 1676 Comment
  UCD63558  Deschampsia elongata Dean W. Taylor 1976-7-8 6184 Plumas About 1 mile north of Humboldt summit. 1798 Comment
  CAS-BOT-BC43033  Descurainia incisa subsp. incisa John Thomas Howell 1951-6-27 27576 Plumas Sierra Nevada. Johnsville. 1584 Comment
  CHSC36944  Descurainia pinnata M. S. Taylor 1982-9-13 5128 Plumas Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  POM186832  Descurainia sophia D. D. Keck 1664 Plumas Quincy, in the northern Sierra Nevada. 1067 Comment
  CAS-BOT-BC402458  Dicentra formosa subsp. formosa Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  JEPS87574  Dicentra pauciflora Lowell Ahart 1994-6-29 7416 Plumas about 0.5 mi s Bucks Lake (on poor logging road) 1828 Comment
  CAS-BOT-BC209232  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1959-9-21 34801 Plumas 4.5 miles from Virgilia on road to Quincy - Sierra Nevada Comment
  CAS-BOT-BC209233  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1960-7-20 35771 Plumas Near steam vents and hotsprings, Boiling Springs Lake - Lassen Volcanic National Park 1798 Comment
  JEPS103492  Dichanthelium acuminatum subsp. fasciculatum Lowell Ahart 2002-7-2 9817 Plumas On the bottom of the water holding pond, ca 150 yards N of Forest Road 22N94, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1597 Comment
  SEINET11686126  Dichanthelium acuminatum subsp. thermale W. Knight, Knight, I. 1983-1 4929 Plumas above Drakesbad guest ranch, Lassen Volcanic Nat'l Park 1753 Comment
  RSA52856  Dichanthelium acuminatum var. fasciculatum R. Weatherby 1950-7-17 1467 Plumas Feather River Camp, 4 miles north of Quincy 1067 Comment
  UC843821  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas near Gray's Flat (on the Feather River Highway) 868 Comment
  CAS-BOT-BC293001  Dieteria canescens M. S. Taylor 1982-8-17 5015 Plumas Mt Ingalls summit, ca. 9 air mi ne of Sloat 2551 Comment
  CHSC62432  Dieteria canescens var. canescens L. P. Janeway 1993-8-12 4520 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
  CHSC97261  Dieteria canescens var. shastensis Lowell Ahart; John Dittes 2007-8-9 14446 Plumas On the north side of the poor dirt road, about 400 yards southwest of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  SEINET8733129 Image available Diplacus grandiflorus Helen K. Sharsmith 1955-1 4525 Plumas East Branch of North Fork of Feather River, near Pulga. Altitude ca. 2000 feet. 610 Comment
  CAS-BOT-BC151255  Diplacus torreyi H. C. Cantelow 1938-7-4 2320 Plumas Flatiron Ridge, Drakesbad Comment
  CAS-BOT-BC151683  Diplacus torreyi Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy Grade Comment
  CAS-BOT-BC151697  Diplacus torreyi George W. Gillett 1957-7-19 842 Plumas Slopes across from the Devils Kitchen, on trail to the Sifford Lakes - Lassen Volcanic National Park 1981 Comment
  UC336519  Disporum hookeri unknown July, 1875 Plumas Indian Valley Comment
  CAS-BOT-BC208630  Distichlis spicata John Thomas Howell 1955-7-19 30789 Plumas Vinton - Sierra Nevada 1505 Comment
  CDA34753  Dittrichia graveolens L. Ahart, John Dittes 2010-10-5 17302 Plumas North side of Highway 70, Serpentine Canyon, 2.7 miles (air) east-northeast of Rich Bar, 3.9 miles (air)west of Twain. Comment
  JEPS97403  Dodecatheon alpinum Vernon H. Oswald and L. Ahart 1994-7-24 7107 Plumas T30N R7E NW1/4 NW1/4 Sec. 27, 6400 ft, High Cascade Range, Red Fir Forest. Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake 1950 Comment
  UCSB45347  Dodecatheon hendersonii Reisentz, Paul 1979-5-12 Plumas 3 miles north of Quincy. Comment
  CHSC117351  Downingia bacigalupii B. Castro; Mike Berry 2016-6-28 2142 Plumas High Cascade Range. Off W shore of Lake Almanor, on W side of Hwy 89 ca 5.5 mi S of its jcn with hwy 36 and ca 0.75 mi W of town of almanor. Ca 300 ft W of Hwy 89 on S side of entrance rd to rest stop. 1399 Comment
  JEPS125925  Downingia bacigalupii D. W. Taylor 2001-6-20 17800 Plumas Ridge dividing Middle Creek from Indian Creek, about 2.5 air miles SSW of Antelope Lake dam. Comment
  UC1037285  Downingia bacigalupii Leo Whitney 1934-8-10 1706 Plumas ca 10 mi n Beckwith; Dixie Valley 1828 Comment
  RSA34821  Downingia bicornuta Roxana S. Ferris, Laura Lorraine 1941-8-9 10434 Plumas About 2 1/2 miles from Lake Almanor Public Camp, State Hwy 89 on road to Chester. Comment
  UC579512  Downingia bicornuta var. bicornuta E. Sawyer 1935-6-11 98 Plumas 4.75 mi se East Butte, Sierra County 1493 Comment
  CAS-BOT-BC41399  Draba verna John Thomas Howell; Gordon H. True 1967-5-7 42189 Plumas Sierra Nevada. Quincy. 1036 Comment
  CHSC10630  Draba verna Lowell Ahart 1969-5-11 Plumas Near Beckwourth, Sierra Valley. 1219 Comment
  SEINET10448466  Draba verna Mary Susan Taylor 1981-5-10 Taylor 3680 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  CHSC60528  Draba verna var. aestivalis L. P. Janeway 1992-4-2 4145 Plumas Plumas National Forest. 1 1/4 mi northeast of Middle Fork Feather River (and Sloat), 1/4 mi northeast of Hwy 70/89, 1/2 mi east of Rattlesnake Creek. 1706 Comment
  HSC13504  Draperia systyla L. S. Rose 1967-7-12 67141 Plumas Cresta, N Fork Feather River 762 Comment
  JEPS84397  Drosera X obovata V. Oswald and W. Dempsey 1989-8-24 3960 Plumas 11 air mi nw Chester (s edge of park); Lassen Volcanic National Park, Little Willow Lake 1828 Comment
  CHSC20977  Drosera rotundifolia F. T. Griggs; A. Pass 1975-7-23 252 Plumas N shore Lower Buck's Lake. ... Field redacted by CHSC, contact the data manager for more information Comment
  CHSC32044  Drosera rotundifolia Lowell Ahart 1975-8-29 963 Plumas Ca. 1/10 mi e of rd, very near Ohio Ravine, ca. 1 ... Field redacted by CHSC, contact the data manager for more information 1828 Comment
  UC1485469  Drosera rotundifolia M. S. Taylor 1981-6-15 3906 Plumas n side of Bucks Lake Rd. 0.2 mi n Bucks Summit (ca 4 air mi sw of Meadow Valley); Bucks Lake quad. 1645 Comment
  CAS-BOT-BC401581  Drosera rotundifolia Robert J. Weatherby 1950-7-21 1482 Plumas Butterfly Lake, Quincy district 1219 Comment
  CAS-BOT-BC534972  Drymocallis glandulosa var. reflexa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54156 Plumas Sierra Nevada, 3.25 miles W of Round Valley Reservoir dam 1633 Comment
  CAS-BOT-BC534973  Drymocallis glandulosa var. reflexa John Thomas Howell; Gordon H. True 1969-6-23 45832 Plumas Sierra Nevada, Middle Fork of Feather River at Nelson Point 1249 Comment
  JEPS114358  Drymocallis hansenii Lowell Ahart 2008-7-16 15088 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  CHSC42045  Drymocallis lactea var. austiniae Lowell Ahart 1986-7-8 5350 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CAS-BOT-BC143429  Drymocallis lactea var. lactea Clare B. Hardham 1978-8-11 21772 Plumas About 5 miles southeast of Thompson Peak Comment
  CHSC51512  Dulichium arundinaceum W. D. Dakan 1979-9-24 Plumas Plumas N.F. Camp Elwell. 1950 Comment
  CHSC94665  Dysphania botrys Lowell Ahart 2006-10-8 13412 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
  SEINET3156672  Dysphania carinata E. K. Balls 1950-9-14 15833 Plumas North Fork Feather River, 6 miles NW of Chester 1402 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
  UCR3557  Eburophyton austiniae Wm. Horn Jr. 1963-7-14 630714- 8 Plumas Northern Sierra Nevada Mtns, Meadow Valley, 120-130 yards south of Bucks Lake Road, 1 mi west of Meadow Valley Store at edge of clearing 1159 Comment
  RSA59254  Echinochloa muricata var. microstachya E. K. Balls 1950-8-31 15550 Plumas Spanish Creek, off Hwy. 24, just north of Quincy. 1067 Comment
  JEPS120772  Elatine Lowell Ahart 2013-9-11 19023 -W Plumas Strand of Antelope Lake, where Boulder Creek enters the lake, about 15 air miles NE of Taylorsville. Comment
  JEPS122112  Elatine Lowell Ahart 2014-8-24 19740 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 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
  CAS-BOT-BC113501  Eleocharis bella A. A. Heller; P. B. Kennedy 1907-7-3 8693 Plumas Red Clover valley Comment
  CHSC20773  Eleocharis macrostachya K. R. Stern 1975-7-25 5862 Plumas N shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC112913  Eleocharis macrostachya Malcom A. Nobs; Gordon H. True 1949-8-18 1358 Plumas Drying mud flats at the south end of Lake Almanor. Comment
  RSA726385  Eleocharis palustris L. Ahart, Josephine Guardino 2007-7-21 14385 Plumas South of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1800 Comment
  CHSC80885  Eleocharis quinqueflora Lowell Ahart; Vernon H. Oswald 2001-7-11 8889 Plumas Meadow, on the east side of the dirt road, about 1/4 mile northwest of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) northwest of Greenville. 1447 Comment
  CHSC116369  Eleocharis quinqueflora Sara M. Taylor; Scott Batiuk 2012-8-13 63 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd intersection. On foot, cross to the north side of the river and head WNW. UTM Zone 10, 4423080 N, 652386 E. 1890 Comment
  CAS-BOT-BC451511  Elodea nuttallii C. Etienne 1969-7-26 294 Plumas Off Middle Fork of Feather River; Hiway 89 near Graeagle next to Feather River Park Resort entrance. 1280 Comment
  CAS-BOT-BC227594  Elymus elymoides W. Harnach; N. Harnach 1990-6-27 418 Plumas Sierra Valley. Ramelli Ranch (USFS), so of R/R 1524 Comment
  CAS-BOT-BC227596  Elymus elymoides John Thomas Howell 1955-7-19 30780 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC227605  Elymus elymoides John Thomas Howell 1926-7-24 2105 Plumas Near Prattville 1463 Comment
  CAS-BOT-BC227726  Elymus elymoides Clare B. Hardham 1970-8-9 17716 GG Plumas Road to Thompson Peak Lookout 2133 Comment
  UCD61418  Elymus elymoides G. L. Stebbins Jr. 1939-7-9 2934 Plumas Meadow view ranger station. Along rivulet. 1889 Comment
  CAS-BOT-BC227724  Elymus elymoides John Thomas Howell 1960-7-17 35495 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC52757  Elymus elymoides subsp. californicus L. P. Janeway 1990-8-2 3822 Plumas Plumas National Forest. Along Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge. 2057 Comment
  SEINET10554337  Elymus glaucus John Thomas Howell 1975-7-22 Howell 51373 Plumas In the Transition Life Zone, 2 miles northwest of Spring Garden. In woods adjacent to but not on serpentine. 1173 Comment
  CAS-BOT-BC213820  Elymus repens John Thomas Howell 1959-9-25 35036 Plumas Quincy - Sierra Nevada 1036 Comment
  JEPS118431  Elymus sierrae Lowell Ahart 2011-9-20 17681 Plumas On the northwest side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  CAS-BOT-BC204249  Elymus trachycaulus subsp. subsecundus John Thomas Howell 1960-7-18 35607 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC97080  Elymus trachycaulus subsp. subsecundus Lowell Ahart; Josephine Guardino 2007-7-20 14320 Plumas South of a small drainage, northeast edge of a large meadow, south of Lighting Tree Campground, west of the paved road, east side of Lake Davis. 1789 Comment
  SBBG32406  Elytrigia intermedia L. S. Rose 1968-6-10 68088 Plumas Quincy 1036 Comment
  JEPS115892  Elytrigia intermedia subsp. barbulata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16131 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  RSA768848  Elytrigia intermedia subsp. intermedia L. Ahart 2008-9-10 15370 Plumas North side of East Branch Creek, south side of Quincy La Porte Road, about 1.75 air miles south of Little Grass Valley Reservoir, about one mine northeast of La Porte. 1594 Comment
  CDA2053  Elytrigia repens J. T. Howell 1961-9-23 36826 Plumas Indian Valley. Comment
  CHSC94943  Elytrigia repens Samantha Mackey Hillaire 2006-9-13 1229 Plumas Sierra Nevada. North of Grizzly Forebay, south side of road 24N49, west of PG and E's Grizzly Powerhouse. 1341 Comment
  CHSC1469  Enemion stipitatum S. Friday 1935-3-1 Plumas Comment
  CAS-BOT-BC165924  Epilobium John Thomas Howell; H. Keith Wagnon 1980-5-26 53600 Plumas Near Rich Bar, East Branch of Feather River North Fork 762 Comment
  CHSC110616  Epilobium brachycarpum B. Castro; G. Kuenster 2006-8-4 1590 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. In narrow band of dry to fairly moist sagebrush meadow downstream of small rock dam, near E edge of Thompson Creek, a 100 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  JEPS43853  Epilobium brachycarpum W. L. Jepson 1939-8-16 19428 Plumas Portola Comment
  CAS-BOT-BC171709  Epilobium canum subsp. latifolium Lewis S. Rose 1932-9-6 32630 Plumas Wade Lake 1981 Comment
  CAS-BOT-BC171714  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC171716  Epilobium canum subsp. latifolium Mrs. H. C. Cantelow 1940-10-4 4025 Plumas Feather River Canyon Comment
  POM172125  Epilobium canum subsp. latifolium J. G. Lemmon 1874-09 s.n. Plumas [no additional locality information provided] Comment
  JEPS28613  Epilobium ciliatum subsp. ciliatum George W. Gillett 1957-7-17 798 Plumas moist gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  SEINET13710280  Epilobium ciliatum subsp. ciliatum Lowell William Ahart, Lowell William Ahart 2001-1 9242 Plumas Frenchman Lake on Last Chance Creek (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  CHSC97094  Epilobium ciliatum subsp. glandulosum Lowell Ahart; Josephine Guardino 2007-7-20 14345 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  JEPS95290  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1994-7-28 7535 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  POM262915  Epilobium ciliatum subsp. glandulosum Herbert McLean Evans 1922-07 s.n. Plumas Willow Lake. Mt. Lassen National Park. Comment
  UC965552  Epilobium densiflorum Herbert L. Mason 1952-7-17 14380 Plumas along Western Pacific tracks just s Beckwourth; Sierra Valley 1524 Comment
  JEPS102802  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2001-8-29 9258 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS115178  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart, John Dittes 2009-7-13 16048 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  RSA123114  Epilobium glaberrimum subsp. glaberrimum B. O. Schreiber 1938-7-10 2533 Plumas Grub Flat, northwest of Meadow Valley 1067 Comment
  CHSC112563  Epilobium hallianum B. Castro; L. P. Janeway 2007-6-8 1630 Plumas Northern High Sierra Nevada. W side of lower Thompson Valley ca 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek 600 ft below edge of open Ponderosa-Jeffrey pine forest. 1668 Comment
  CHSC73966  Epilobium hallianum B. Castro; L. Gehrung, H. Durio 1996-7-3 667 Plumas Placer Diggins site, ca 4 air mi NE of La Porte and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along perennial tributary to Sachetts Gulch. 1569 Comment
  POM46380B  Epilobium hallianum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC59184  Epilobium obcordatum Vernon H. Oswald; Lowell Ahart 1992-9-15 5213 Plumas Lassen Volcanic National Park. Bonte Peak located E of Mt. Harkness and Juniper Lake. On the north slope of the mountain. 2164 Comment
  UCD107489  Epilobium palustre Tim Kuhn 2006-6-23 35 Plumas near Bagley Pass. Comment
  SEINET10899883  Equisetum arvense Mary Susan Taylor 1982-5-13 Taylor 4439 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  RSA331944  Equisetum laevigatum Dave Kelly, Walter Wisura 1985-8-1 4091 Plumas N fork of Feather River at Queen Lily Campground off Hwy 70 btw. belden and Rich Bar. Comment
  CAS-BOT-BC204441  Eragrostis cilianensis John Thomas Howell 1959-9-21 34723 Plumas Belden 701 Comment
  CHSC67486  Eremogone congesta var. congesta James D. Jokerst 1985-6-10 2407 Plumas Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  CHSC75487  Eremogone congesta var. congesta G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3098 Plumas Reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CAS-BOT-BC174307  Eremogone congesta var. suffrutescens L. P. Janeway 1992-5-22 4191 Plumas South side of Middle Fork Feather River, just south of railroad tracks, 0.3 mi west of the road to Calpine; ca 4 mi east of Portola. Plumas National Forest, Beckwourth Ranger District 1487 Comment
  UCD38332  Ericameria Beecher Crampton 1954-5-10 1872 Plumas 1 mile west of Portola. 1470 Comment
  CAS-BOT-BC286659  Ericameria bloomeri Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC55185  Ericameria bloomeri L. P. Janeway 1989-9-6 3642 Plumas Plumas National Forest. Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwouth-Genesee Road (road 111) 6.3 mi north of Beckwourth. 1752 Comment
  CHSC62427  Ericameria bloomeri L. P. Janeway 1993-9-28 4603 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
  JEPS29565  Ericameria bloomeri John Thomas Howell 1960-8-20 36282 Plumas near Drakesbad (Kelly Camp; near Lassen Volcanic National Park) 1615 Comment
  CAS-BOT-BC286661  Ericameria bloomeri John Thomas Howell 1960-7-24 35990 Plumas Kelly Camp, just outside Lassen Park 1615 Comment
  CAS-BOT-BC294287  Ericameria nauseosa var. speciosa Milo S. Baker 1926-8-23 296 c-'26 Plumas Lee's Camp Comment
  CAS-BOT-BC299436  Ericameria nauseosa var. speciosa Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC299440  Ericameria nauseosa var. speciosa Lewis S. Rose 1932-9-4 32605 Plumas Eureka Lake 1889 Comment
  CHSC83082  Ericameria nauseosa var. speciosa Lowell Ahart 2002-10-19 10003 Plumas Forest on the south side of the dirt road, about 1/4 mile east of Humboldt Road, about 1 3/4 miles (air) northeast of Humboldt Summit. 1750 Comment
  JEPS118403  Ericameria nauseosa var. speciosa Lowell Ahart 2011-9-17 17676 -A Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam 1687 Comment
  JEPS75253  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-24 34962 Plumas near Blairsden; Sierra Nevada 1341 Comment
  UC1119756  Ericameria nauseosa var. speciosa C. G. Albertus 1935-8-29 278 Plumas 2 mi e of Grizzly Peak; Plumas National Forest, Sierraville Quadrangle 1767 Comment
  UCD131488  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-20 36283 Plumas Kelly Camp, near Drakesbad. 1615 Comment
  CAS-BOT-BC294399  Ericameria parryi var. latior John Thomas Howell 1924-8-11 631 Plumas Two miles east of Chester on road to Westwood 1310 Comment
  JEPS95180  Ericameria parryi var. latior Vernon H. Oswald and Lowell Ahart 1996-7-15 8284 Plumas 1.6 mi s of Last Chance Campground (Forest Road 29N11 on e side of Last Chance Marsh at the n end of Lake Almanor); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  CAS-BOT-BC293027  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34960 Plumas Near Blairsden 1341 Comment
  SEINET8079306 Image available Ericameria parryi var. nevadensis J. T. Howell 1959-9-24 s.n. Plumas Near Blairsden 1341 Comment
  CAS-BOT-BC294472  Erigeron bloomeri var. bloomeri M. S. Taylor 1982-6-10 4628 Plumas Along 23N72, 1/2 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth 1676 Comment
  CHSC52764  Erigeron bloomeri var. bloomeri L. P. Janeway 1990-7-4 3762 Plumas Outcrop overlooking SW corner of Frenchman Lake, 0.2 mi W of the dam. 1722 Comment
  CAS-BOT-BC294473  Erigeron bloomeri var. bloomeri W. Harnach; N. Harnach 1989-5-27 116 Plumas Sierra Valley. Collection site at the gate to the old Pat Nobel barn and homesite 1496 Comment
  CHSC113855  Erigeron 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. 1074 Comment
  CHSC20848  Erigeron canadensis K. R. Stern 1975-7-23 5803 Plumas Pit of Peninsula, Lake Almanor. 1371 Comment
  CAS-BOT-BC294961  Erigeron compositus Clare B. Hardham 1970-8-9 17716 TT Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC295997  Erigeron divergens John Thomas Howell 1959-9-24 34931 Plumas Butterfly Creek near mouth, Sierra Nevada Comment
  UC87592  Erigeron eatonii var. plantagineus T. S. Brandegee 1892-7-4 Plumas Prattsville Comment
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Jan 27 2015
  CAS-BOT-BC300401  Erigeron eatonii var. plantagineus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54347 Plumas 4.8 miles northwest of Antelope Reservoir 1661 Comment
  CHSC118723  Erigeron eatonii var. sonnei Amy Rachkowski; Wendy L. Boes 2015-6-25 2015003 Plumas Plumas National Forest. Located near Moonlight Valley, west of Forest Service road 28N80, north of 27N77. UTM 686937 E, 4455599 N, NAD83 Zone 10N. 1680 Comment
  CAS-BOT-BC300469  Erigeron filifolius Lewis S. Rose 1934-7-23 34413 Plumas Chilcoot, Sierra Valley 1522 Comment
  CAS-BOT-BC300840  Erigeron glacialis var. glacialis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54104 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CAS-BOT-BC300834  Erigeron glacialis var. glacialis Ella Dales Cantelow 1941-7-20 3515 Plumas 10 mi. s. of Quincy rd to La Porte 1981 Comment
  SD51228  Erigeron inornatus Darley F. Howe 1960-9-21 2992 Plumas 6.0 miles north of Greenville on Highway 89. 1220 Comment
  CAS-BOT-BC295422  Erigeron inornatus var. calidipetris John Thomas Howell 1959-9-24 34958 Plumas Near Cromberg 1249 Comment
  CHSC52724  Erigeron inornatus var. inornatus L. P. Janeway 1990-8-15 3830 Plumas Plumas National Forest. Along edge of dirt road near Cascade Cr ca 1 1/4 mi SW of Little Grizzly Cr. 1859 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
  CHSC80804  Erigeron inornatus var. inornatus Lowell Ahart 2001-7-17 8924 Plumas Outcrops, on the southeast side of a logging road, southeast of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC1609241  Erigeron inornatus var. inornatus Lowell Ahart 1993-9-24 7266 Plumas e side of Cleghorn Bar Road near Monitor Flat (about 3 mi nw of Pilot Peak) 1828 Comment
  UC336120  Erigeron inornatus var. inornatus unknown 1878-9-1 Plumas near Greenville; Indian Valley Comment
  SEINET10474625  Erigeron inornatus var. viscidulus Mary Susan Taylor 1980-9-27 Taylor 3346 A Plumas T23N R7E sw sec 8, Bucks Lake quad. ca. 0.3 mi S of Bucks Lake-Spanish Ranch Rd, ca. 0.4 mi E of Frenchman Hill, ca. 20 mi SW of Quincy; from base to top of a serpentine rock wall 600 ft tall. With W. Dakan & T. Griggs. 1646 Comment
  UCSB16064  Erigeron lassenianus Breedlove, Dennis 1962-6-12 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  SEINET8667606 Image available Erigeron lassenianus A. A. Heller, P. B. Kennedy 1907-7-3 8704 Plumas Hills above Rec Clover valley Comment
  JEPS123964  Erigeron lassenianus var. deficiens Lowell Ahart 2015-7-4 20287 Plumas About 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  JEPS87535  Erigeron lassenianus var. deficiens Lowell Ahart 1993-9-24 7267 Plumas about 3 mi nw Pilot Peak (w side of Cleghorn Bar Road); Monitor Flat 1828 Comment
  CAS-BOT-BC295494  Erigeron lassenianus var. lassenianus D. E. Breedlove 1962-6-12 3441 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  CHSC57414  Erigeron lassenianus var. lassenianus L. P. Janeway 1991-6-18 4049 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 400 ft west of Middle Fork Feather River, south side of Hwy 70. 1463 Comment
  CAS-BOT-BC295496  Erigeron lassenianus var. lassenianus A. A. Heller 1940-5-22 15669 Plumas Along State Highway #89 in a treeless area 2 miles north of Almanor Comment
  CDA18571  Erigeron lassenianus var. lassenianus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3330 Plumas Sierra Nevada; 0.8 miles northwest of Antelope Lake, 0.7 mile east of forest road to Taylor Lake 1661 Comment
  JEPS55231  Erigeron lassenianus var. lassenianus Lewis S. Rose 1967-7-11 67160 Plumas 9.5 mi ne Quincy Junction 1249 Comment
  JEPS119932  Erigeron petrophilus var. sierrensis Lowell Ahart 2012-9-5 18442 Plumas About 400 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
  JEPS87531  Erigeron petrophilus var. sierrensis Lowell Ahart 1993-9-24 7263 Plumas on n side of trail about 400 yd ne trail head (about 1/10 mi e of the Quincy La Porte Rd, about 1 mi w of Pilot Peak); Pacific Crest Trail 1920 Comment
  UCD105975  Erigeron petrophilus var. sierrensis Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 1524 Comment
  UCD150598  Erigeron pumilus var. intermedius Tim Metcalf 1974-5-27 374 Plumas Three mi. W of Loyalton; 3 mi. N of Rd. 49 on Harriet Ln. 1524 Comment
  CAS-BOT-BC300261  Erigeron reductus var. reductus Anna Head 1921-7-15 s.n. Plumas Lake Center Camp, Feather River Region Comment
  UC107137  Eriodictyon californicum Mrs. R. M. Austin 1876-1 450 Plumas Shoo Fly Bridge Comment
  SEINET10537782  Eriogonum Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3883 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
  CAS-BOT-BC248774  Eriogonum baileyi var. baileyi John Thomas Howell 1959-9-25 35027 Plumas Summit of Beckwourth Pass 1588 Comment
  UC1032307  Eriogonum baileyi var. praebens C. W. Hanks 1934-8-11 41 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  RSA712986  Eriogonum douglasii var. douglasii L. P. Janeway, B. Castro 2006-7-4 8663 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road 1684 Comment
  CHSC57442  Eriogonum douglasii var. meridionale L. P. Janeway; Garrett Gibson 1991-6-24 4056 Plumas Plumas National Forest. Squaw Valley, ca 1/2 mi northwest of 'Four Corners' (junction of Laufman-to-Red Clover Valley Road and Frenchman Lake Road). 1703 Comment
  JEPS108538  Eriogonum douglasii var. meridionale L. P. Janeway, B. Castro 2006-6-3 8659 Plumas Northern High Sierra Nevada. West side of junction between upper and lower parts of Thompson Valley 1.9 km north of the mouth of McReynolds Creek at Red Clover Creek. Open south-facing slope between yellow pine forest and meadow 1673 Comment
  RSA759519  Eriogonum douglasii var. meridionale James L. Reveal 2007-6-5 8839 Plumas Along U. S. Forest Service Road 26N70 (County Road 177) north of Conklin Park Campground, 0.6 miles north of the bridge over Willow Creek. 1723 Comment
  CAS-BOT-BC246534  Eriogonum elatum var. elatum Lewis S. Rose 1955-7-19 55141 Plumas Beckwourth 1493 Comment
  CHSC92954  Eriogonum elatum var. villosum L. P. Janeway 2005-7-31 8508 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak. 1875 Comment
  CAS-BOT-BC259363  Eriogonum lobbii Lowell Ahart 1983-8-17 4325 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  SEINET10479517  Eriogonum lobbii Mary Susan Taylor 1982-8-5 Taylor 4930 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-BC259390  Eriogonum luteolum Lewis S. Rose 1932-9-4 32601 Plumas Portola 1371 Comment
  CAS-BOT-BC267327  Eriogonum luteolum var. pedunculatum Mrs. Jos Clemens 1919-10-27 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC267378  Eriogonum marifolium var. marifolium John Thomas Howell 1960-7-20 35786 Plumas Lassen Volcanic National Park. Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  CAS-BOT-BC267402  Eriogonum microthecum Clare B. Hardham 1978-8-11 21792 Plumas About 5 miles southeast of Thompson Peak 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
  RSA59398  Eriogonum nudum var. deductum E. K. Balls 1950-9-11 15782 Plumas Lakes Center Public Campground, trail leading to Gold Lake road 2043 Comment
  CHSC41964  Eriogonum nudum var. nudum Lowell Ahart 1986-7-25 5368 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Bar Board, about 4 miles northwest of Pilot Peak. 1828 Comment
  CHSC65812  Eriogonum nudum var. nudum L. P. Janeway 1993-8-5 4499 Plumas Plumas National Forest La Porte Ranger District McNair Saddle Compartment. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap. 1623 Comment
  CHSC93101  Eriogonum nudum var. nudum L. P. Janeway 1994-7-8 4690 Plumas Northern High Sierra Nevada. Hartman Bar Ridge; slope north of Road 22N94 on south side of Franklin Hill. 1706 Comment
  CAS-BOT-BC261589  Eriogonum nudum var. nudum Janet Jones 1980-7-14 197 Plumas Around Layman near Blairsden, Plumas National Forest 1280 Comment
  CAS-BOT-BC269729  Eriogonum nudum var. oblongifolium M. S. Taylor 1982-8-30 5075 Plumas Along 27N11, ca. 1 mi ne of Taylor Lake, ca. 7 air mi ne of Taylorsville 1920 Comment
  RSA233760  Eriogonum pedunculatum Robert F. Thorne, C. W. Tilforth 1969-9-6 39227 Plumas Just S of Beckwourth and S of the Feather River on Co. Hwy. A24. 1357 Comment
  CAS-BOT-BC269946  Eriogonum spergulinum var. reddingianum Anna Head 1921-7-3 s.n. Plumas Grassy Lake, Lake Center Camp, Feather River Region Comment
  SD46521  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas Side of Mt. Elwell, Lakes Basin area 2225 Comment
  UCD101249  Eriogonum spergulinum var. reddingianum John Thomas Howell 1960-7-18 35577 Plumas Drakesbad. 1676 Comment
  CAS-BOT-BC262748  Eriogonum strictum var. anserinum A. A. Heller; P. B. Kennedy 1907-7-5 8741 Plumas Hills above Red Clover Valley Comment
  CHSC104744  Eriogonum umbellatum var. furcosum L. P. Janeway 2009-8-13 9922 Plumas Northern High Sierra Nevada. Plumas National Forest; 1.3 km south of the top of Mt Ararat along its extended broad ridgeline. 1759 Comment
  CHSC45851  Eriogonum umbellatum var. modocense Lowell Ahart 1975-7-20 924 Plumas Growing on the dry rocky ridge east of Mount Etna, about 12 miles north-east of La Porte. 2133 Comment
  CHSC53060  Eriogonum umbellatum var. modocense L. P. Janeway 1989-7-6 3456 Plumas Plumas National Forest Beckwourth Ranger District Jackson. South-facing volcanic outcrop 'barren' area, above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 0.7 mi on rd 23N48. 1645 Comment
  CAS-BOT-BC265168  Eriogonum umbellatum var. nevadense Lewis S. Rose 1934-7-23 34420 Plumas Chilcoot Comment
  CHSC97177  Eriogonum umbellatum var. nevadense Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14050 Plumas About 100 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  SEINET10479559  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1982-8-18 Taylor 5011 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
  JEPS102223  Eriogonum umbellatum var. polyanthum L. P. Janeway 2001-8-5 7424 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  SEINET9319752  Eriogonum umbellatum var. polyanthum Unknown 1996-7-16 13248 Plumas Plumas National Forest Comment
  CAS-BOT-BC262245  Eriogonum ursinum Mary Strong Clemens 1920-6-23 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC262271  Eriogonum ursinum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54151 Plumas 2.65 miles west of Round Valley Reservoir dam 1569 Comment
  CDA13556  Eriogonum ursinum G. F. Hrusa, T. D. Wilfred 1996-7-22 13383 Plumas Sierra Nevada; Plumas Natl. Forest: above Little Long Valley Creek. Approx 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  NY622269  Eriogonum ursinum M. E. P. Ames s.n. Plumas Comment
  SEINET3160098  Eriogonum ursinum E. K. Balls 1950-9-1 15590 Plumas Long Lake, ridge above east shore, trail going south of lake 2134 Comment
  CAS-BOT-BC262258  Eriogonum ursinum L. P. Janeway 1993-7-15 4440 Plumas Plumas National Forest, Quincy Ranger District. Steep northwest facing slope overlooking Virgilia (East Branch North Fork Feather River) at the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North... 1563 Comment
  NY399806  Eriogonum ursinum R. M. Austin s.n. Plumas Lights [illegible] Canyon Comment
  CHSC105596  Eriogonum ursinum var. ursinum L. P. Janeway 2010-7-13 10105 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir. 1721 Comment
  CHSC105599  Eriogonum ursinum var. ursinum L. P. Janeway 2010-7-13 10106 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir. 1721 Comment
  CHSC67378  Eriogonum ursinum var. ursinum J. D. Jokerst 1984-6-13 2055 Plumas On serpentine scree slopes at the very top of Yellow Cr Canyon where USFS rd 26N26 crosses over a ridgeline saddle at the S edge of Section 31. North of road. 1463 Comment
  JEPS103217  Eriogonum ursinum var. ursinum G. Schoolcraft 1989-7-3 1936 Plumas Diamond Mtns. south of Red Rock Lookout 2225 Comment
  CHSC53062  Eriogonum vimineum L. P. Janeway 1989-6-30 3423 Plumas Plumas National Forest Beckwourth Ranger District Crocker. Barren volcanic outcrop, NW-facing slope above rd 24N45Y 0.2 mi E of Beckwourth-Genesee Rd (rd111) 6.4 mi E of Beckwourth; across from the Crocker Station. 1767 Comment
  JEPS56137  Eriogonum vimineum W. L. Jepson 1939-8-8 19350 Plumas Meadow Valley 1158 Comment
  CAS-BOT-BC264129  Eriogonum vimineum John Thomas Howell 1977-8-11 52694 Plumas North end of Frenchmans Reservoir, Sierra Nevada 1706 Comment
  SEINET10953205  Eriophyllum lanatum Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-5 LeDoux 1089 Plumas Collected 2.2 mi. from jct. of Hwy. 89 and 70. Douglas fir, Libocedrus & Quercus along Hwy. 89. Comment
  CAS-BOT-BC308259  Eriophyllum lanatum var. integrifolium A. A. Heller; P. B. Kennedy 1907-7-2 8687 Plumas Between Vinton and Beckwith Comment
  CAS-BOT-BC308261  Eriophyllum lanatum var. integrifolium Lowell Ahart 1983-8-17 s.n. Plumas South of Onion Valley, west of Pilot Pk., near the Quincy La Porte Road, north-east of La Porte 2000 Comment
  CHSC53148  Eriophyllum lanatum var. integrifolium L. P. Janeway 1989-6-12 3292 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1706 Comment
  CHSC60524  Eriophyllum lanatum var. integrifolium L. P. Janeway; Jannice Cutler 1992-5-27 4206 Plumas Plumas National Forest. South side of Dotta Canyon 2.2 mi southeast of Beckwourth-Genesee Road. Between forest and meadow. 1706 Comment
  UC566749  Eriophyllum lanatum var. integrifolium H. L. Mason 1924-6-18 1050 Plumas dry sandy bank between meadow and Feather River; Graeagle Comment
  SEINET10841502  Erysimum capitatum Mary Susan Taylor 1982-6-2 Taylor 4606 Plumas T23N R11E nw/ne sec 22. Johnsville quad. S side of Poplar Creek Rd (23N08), 0.1 mi e of bridge, ca. 1 mi s of Sloat. 4200 ft. 1280 Comment
  CHSC89523  Erysimum capitatum var. capitatum G. Douglas Barbe; T. C. Fuller 1982-6-15 3726 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  CAS-BOT-BC55103  Erysimum perenne Anna Head 1920-7-13 s.n. Plumas Feather River Region. Gray Eagle Falls. 1859 Comment
  CAS-BOT-BC153745  Erythranthe alsinoides H. C. Cantelow 1938-7-4 2322 Plumas Flatiron Ridge, Drakesbad 1828 Comment
  CHSC20758  Erythranthe breweri K. R. Stern 1975-7-24 5876 Plumas Sw shore of Lake Almanor. 1371 Comment
  CHSC102099  Erythranthe guttata Lowell Ahart; John Dittes 2009-7-28 16202 Plumas On wet soil, on the northwest side of a logging road, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  CAS-BOT-BC150231  Erythranthe nasuta John Thomas Howell 1967-6-23 42733 Plumas Lewisia Rock 3.5 miles sw. of Belden, Feather River Canyon 609 Comment
  SEINET14374714  Erythranthe primuloides A. A. Heller, P. B. Kennedy 1907-7-9 8783 Plumas Prattville. Comment
  CAS-BOT-BC505241  Erythronium grandiflorum Gladys L. Smith 1976-6-7 4613 Plumas South end of summit ridge, secondary road from Quincy to La Porte, drainage of Middle Fork Feather River 1950 Comment
  CHSC2268  Erythronium purpurascens R. Carter 1964-7-4 139 Plumas On E shore of Green Island L. 1706 Comment
  SD6486  Erythronium purpurascens Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  RSA28155  Erythronium purpurascens Elmer I. Applegate 1929-6-20 5772 Plumas Upper Kings Meadow, east base of Lassen Butte 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
  JEPS113432  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
  JEPS96043  Eucephalus breweri Vernon H. Oswald and Lowell Ahart 1996-8-14 8147 Plumas on the La Porte-Quincy Rd. 0.9 mi n road to Johnsville ((0.9 mi n of Sierra Co. 2 mi post), ne of La Porte); northern High Sierra Nevada 1889 Comment
  SEINET3386675 Image available Eucephalus breweri Lewis S. Rose 1932-9-5 32618 Plumas Jamison Lake 1890 Comment
  UC1557888  Eucephalus breweri J. Semple, S. Heard 1986-8-13 847 Plumas 2 mi e, (LaPorte Rd., at turnoff to Quincy) La Porte Comment
  CHSC108117  Eurybia integrifolia Lowell Ahart 2011-9-17 17671 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1645 Comment
  CHSC97071  Eurybia integrifolia Lowell Ahart; Josephine Guardino 2007-7-21 14363 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
  JEPS107494  Eurybia integrifolia Lowell Ahart, John Dittes 2005-9-19 12378 Plumas On the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  JEPS31893  Eurybia integrifolia W. L. Jepson 1939-7-31 19312 Plumas Spanish Peak (just below with summit) Spanish Peak 2133 Comment
  UC1557867  Eurybia integrifolia J. Semple and S. Heard 1986-8-13 8415 Plumas near, Little Grass Lake Road Little Grass Valley Rec. area (between LaPorte & Quincy) Comment
  HSC93233  Eurybia integrifolia Vernon H. Oswald, L. Ahart 1996-8-14 8148 Plumas NE of La Porte-Quincy Rd. 0.9 mi. N of the road to Johnsville (0.9 mi. N of the Sierra Co. 2 mi. post); high Sierra Nevada 1890 Comment
  JEPS102603  Euthamia occidentalis Lowell Ahart 2001-10-16 9368 Plumas On the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1365 Comment
  CAS-BOT-BC413897  Fallopia convolvulus Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC278463  Festuca idahoensis A. A. Heller; P. B. Kennedy 1907-7-8 8764 a Plumas Grade between Greenville and Prattville Comment
  CHSC53178  Festuca idahoensis L. P. Janeway 1989-7-11 3477 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.3 mi SW of Beckwourth-Genesee Rd (rd 111) 11.5 mi from Beckwourth. 1691 Comment
  SEINET10507960  Festuca idahoensis Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4663 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
  CAS-BOT-BC278854  Festuca occidentalis David D. Keck 1944-7-8 5430 Plumas 5 mi. N. of Quincy, on road to Keddie 1005 Comment
  CAS-BOT-BC278856  Festuca occidentalis Alice Eastwood 1927-6-14 14575 Plumas Forest Lodge near Greenville Comment
  CAS-BOT-BC278632  Festuca subulata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54381 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CAS-BOT-BC278633  Festuca subulata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1492 Plumas Butterfly Botanical Area and Vicinity. Fern Glen along road 1097 Comment
  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
  JEPS87591  Festuca viridula Lowell Ahart 1994-7-7 7469 Plumas ca. 1/4 mi. (air) s.w. Pilot Peak (w. side of Pacific Crest Trail); Pacific Crest Trail 2011 Comment
  CHSC61612  Fragaria vesca Arthur C. Barrett 1913-6-23 10 Plumas Plumas National Forest. Lone Rock Valley. 1005 Comment
  CAS-BOT-BC55665  Frangula purshiana Margaret J. Williams; Betty Larson 1983-8-12 83- 135 -2 Plumas E side of the Sierra Nevada, near Jamison Creek, above Johnsville 1676 Comment
  CAS-BOT-BC55681  Frangula purshiana L. P. Janeway; Garrett Gibson 1992-6-16 4239 Plumas Portola quad. About 1 mi northwest of Beckwourth Peak and 2 mi southeast of Portola Comment
  CHSC115749  Frangula purshiana subsp. annonifolia L. P. Janeway 2015-8-3 11816 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
  CHSC98707  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-13 9190 Plumas Northern High Sierra Nevada. At Road 23N20 crossing of Little Schneider Creek. 1308 Comment
  CAS-BOT-BC59578  Frangula rubra subsp. rubra John Thomas Howell; Gordon True 1969-6-23 45819 Plumas Sierra Nevada - Middle Fork of Feather River at Nelson Point 1249 Comment
  CAS-BOT-BC59582  Frangula rubra subsp. rubra John Thomas Howell 1973-7-9 49716 Plumas Sierra Nevada - Round Valley 1371 Comment
  CDA18666  Fritillaria atropurpurea G. D. Barbe, T. C. Fuller 1982-6-15 3713 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  CAS-BOT-BC506185  Fritillaria pudica W. Harnach; N. Harnach 1989-3-29 003 Plumas Sierra Valley, (hillside north of Barry corrals) 1499 Comment
  RSA289966  Fritillaria recurva Fred S. Baker 1937-5-25 s.n. Plumas Schneider Creek near camp above and west of Meadow Valley Comment
  SD46741  Galium bifolium Robert J. Weatherby 1955-6-26 1546 Plumas Mud Lake, Lakes Basin Area 2194 Comment
  SD6274  Galium boreale Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadows Comment
  SBBG100030  Galium grayanum B. Ertter, G. Schoolcraft 1989-7-3 8641 Plumas ca. 0.5 mi below Red Rock lookout, ca. 8 airmi S of Susanville 2133 Comment
  HSC90793  Galium grayanum Barbara Ertter, Gary Schoolcraft 1989-7-3 8641 Plumas 1/2 mile below Red Rock lookout, 8 airmiles S of Susanville 2134 Comment
  SEINET10500721  Galium grayanum Mary Susan Taylor 1982-8-5 Taylor 4932 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  POM69202  Galium trifidum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  SEINET13710064  Galium trifidum subsp. subbiflorum Lowell William Ahart, Lowell William Ahart 2001-1 9205 Plumas Lake Almanor 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  CHSC21666  Galium triflorum D. Brink; L. Mayer 1975-7-11 Plumas East part of section 30. Comment
  CDA18567  Garrya fremontii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3341 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  SEINET10841084  Garrya fremontii Mary Susan Taylor 1981-4-30 Taylor 3576 Plumas T22N R8E sw sec 27. American House quad. In plantation, ca. 0.5 mi N of 22N18, ca. 1 mi E of Big Peak and 4 mi W of Little Grass Valley Reservoir. Montane Coniferous Forest; 5600 ft. 1707 Comment
  CHSC62473  Gayophytum diffusum subsp. diffusum L. P. Janeway 1993-8-26 4541 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 300 m south of Middle Fork Feather River and ca 300 m west of Beckwourth-Calpine Road; ca 0.6 mi west of Beckwourth and 4 mi east of Portola. 1487 Comment
  CHSC97075  Gayophytum diffusum subsp. parviflorum Lowell Ahart; Josephine Guardino 2007-7-21 14368 Plumas Around pine trees, about 10 yards north of a large meadow, about 100 yards east of the bridge, about 50 yards south of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1793 Comment
  JEPS27555  Gayophytum diffusum subsp. parviflorum Esther C. Fritz 1933-7-15 Plumas Spanish Peak; lookout station at summit 2133 Comment
  POM183993  Gayophytum diffusum subsp. parviflorum H. F. Copeland 1932-8-24 s.n. Plumas Drakesbad 1829 Comment
  SBBG122857  Gayophytum diffusum subsp. parviflorum B. Ertter 1988-7-25 7848 Plumas Snoring Springs, 0.5 mi N of Diamond Mt-Greenville-Red Rock jct; Diamond Mtns 1981 Comment
  POM249896  Gayophytum diffusum subsp. parviflorum Joseph A. Ewan 1934-7-18 8576 -a Plumas Camp Caldwell at Dentens, Mohawk Valley 1616 Comment
  JEPS115786  Gayophytum humile Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15877 Plumas About 1600 feet southwest of Lake Almanor Dam 1386 Comment
  CHSC53204  Gayophytum racemosum L. P. Janeway 1989-6-14 3308 Plumas Plumas National Forest. Forest along s'ly side of Red Clover Valley. 1699 Comment
  CDA19774  Genista monspessulana Fraser 2002-4-1 PDR 1193567 Plumas Sierra Nevada; Rush Creek. 0 Comment
  CHSC115746  Gentiana calycosa L. P. Janeway 2015-8-3 11817 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 4.9 road-km north of Oroville-Quincy Hwy and Grizzly Summit; 1.6 air-km north-northeast of Grizzly Summit. 1596 Comment
  CHSC115920  Gentiana calycosa L. P. Janeway 2015-8-16 11837 Plumas Northern High Sierra Nevada. Meadow and fen complex at head of Taylor Creek; southwest-facing slope near top of north end of Grizzly Ridge; 1.6 air-km north of Taylor Rock. 2122 Comment
  UC1191689  Gentiana newberryi Malcolm A. Nobs and S. Galen Smith 1949-8-19 1451 Plumas Butterfly Valley Comment
  CAS-BOT-BC459558  Geum macrophyllum John Thomas Howell 1960-7-18 35588 Plumas Drakesbad, near creek; Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC143554  Geum triflorum L. P. Janeway; Jannice Cutler 1992-5-21 4190 Plumas East end of Dotta Neck in Dotta Canyon 4.0 mi southeast from the Beckwourth-Genesee Road 1722 Comment
  RSA641459  Geum triflorum Michael A. Vincent 1999-6-8 8562 Plumas Along FS 28N03H about 0.25-0.5 miles south of FS Route 3. Comment
  JEPS113799  Gilia capillaris Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13994 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
  RSA319141  Gilia capitata Patricia Wilder 1971-6-21 5132 Plumas Prattville-Butt Reservoir Road 1.7 miles south of Junction with Seneca Road; north of Caribou and Belden and California State Highway 70 1410 Comment
  RSA63405  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  CAS-BOT-BC123820  Githopsis latifolia A. L., Mrs. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  CHSC81187  Glyceria borealis Lowell Ahart 2001-8-28 9189 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
  SEINET10920892  Glyceria borealis Lowell Ahart, John Dittes 2005-9-19 Ahart 12386 Plumas T27N, R11E, southwest 1/4 Section 35. 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
  CAS-BOT-BC282703  Glyceria elata John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1501 Plumas Along road at Fern Glen, Butterfly Botanical Area and Vicinity 1097 Comment
  CHSC44568  Glyceria elata Lowell Ahart 1978-10-4 1815 Plumas Along the edges of Bird Creek, about 4 miles west of Pilot Peak, about 15 miles north of La Porte. 1645 Comment
  JEPS28296  Glyceria elata George W. Gillett 1957-7-18 828 Plumas n shore Willow Lake; Lassen Volcanic National Park 1661 Comment
  CAS-BOT-BC282695  Glyceria elata George W. Gillett 1957-7-18 828 Plumas Willow Lake, Lassen Volcanic National Park 1661 Comment
  CAS-BOT-BC303816  Gnaphalium John Thomas Howell 1976-7-16 51892 Plumas Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  CAS-BOT-BC307379  Gnaphalium palustre John Thomas Howell 1961-9-22 36797 Plumas Wolf Creek, Greenville, Sierra Nevada 1088 Comment
  CHSC113611  Gnaphalium palustre Lowell Ahart 2014-8-26 19771 Plumas On the south side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  RSA122373  Gnaphalium thermale C. G. Albertus 1935-8-9 12869 Plumas 4.5 miles NE of Quincy. 1220 Comment
  CHSC74126  Gratiola ebracteata Mary Ann Griggs 1997-7-7 Plumas On W edge of Illinois Ridge, ca 1.5 air mi SSE of LaPorte, ca 0.5 mi down the 'A' spur of USFS Rd 21N18, at 'Secret Diggings' site on maps. 1493 Comment
  CHSC34916  Grindelia nana M. S. Taylor 1981-8-5 4170 Plumas Indian Valley, s side of Hwy 206, 1.5 mi e of its jct with Hwy 89 just n of Crescent Mills. 1066 Comment
  CAS-BOT-BC182435  Hackelia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54279 Plumas About 1.3 mi. southeast of summit of Mt. Hough on road to Quincy 2042 Comment
  CHSC72303  Hackelia amethystina L. P. Janeway; Glenn Clifton 1998-7-8 5720 Plumas About 1.5 mi northeast of Indicator Peak; along Road 28N08 0.25 mi southwest of Road 29N03. 1944 Comment
  CHSC87127  Hackelia californica L. P. Janeway 2001-6-15 7182 Plumas High Cascade Range. East side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  RSA8555  Hackelia californica Elmer I. Applegate 1929-6-22 5820 Plumas Near Lee s Camp, Warner Valley, Mt. Lassen region. Comment
  CDA36316  Hackelia cusickii J. R. Keck Jr., Horn 1991-6-18 PDR# 566841 Plumas Along U.S. Forest Service Road 24N02Y; northwest of Frenchman Lake and Chilcoot. 0 Comment
  CHSC47988  Hackelia nervosa Vernon Oswald 1983-8-4 967 Plumas Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas, and Tehama Counties). 1993 Comment
  SEINET10474685  Haplopappus acaulis Mary Susan Taylor 1981-6-16 Taylor 3911 Plumas T23N R13E sw/sw sec 4. Grizzly Valley quad. NW side of rd 24N07, ca. 1 mi NW of Smith Peak Lookout, ca. 7 mi NE of Blairsden. Open gravelly slope in Sagebrush Scrub; 6800 ft elev. 2073 Comment
  CHSC44261  Hastingsia alba Vernon Oswald 1988-7-19 3593 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  SEINET3365756 Image available Hastingsia alba Marcus E. Jones 1897-7-3 Plumas Pratville Comment
  SEINET10475535  Hazardia whitneyi Mary Susan Taylor 1981-8-19 Taylor 4220 Plumas California: T23N R11E ne 1/4 of se 1/4 sec 17. Blue Nose Mt quad. S side of road 2310, 0.1 mi E of Bell Creek, ca. 1.5 mi W of Sloat. Plumas County. 4500 ft. 1372 Comment
  UC1523738  Helenium bigelovii Gary Schoolcraft 1982-7-28 823 Plumas w Dyer Mtn. 1828 Comment
  CAS-BOT-BC314789  Helianthella californica var. nevadensis Anna Head 1921-7-30 s.n. Plumas Lake Center Camp, Feather River Region Comment
  UCD130176  Helianthella californica var. nevadensis Albert Grigarick 2011-8-15 292 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort Road turn-off of Gold Lake Hwy., approx. 1/8 mile W from Graeagle Trail head to Hawley Falls. 1898 Comment
  CAS-BOT-BC305538  Helianthus bolanderi Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC313430  Hemizonella minima Frank W. Peirson 1926-6-21 6787 Plumas Lake Almanor Comment
  CAS-BOT-BC315019  Hemizonella minima A. A. Heller 1938-6-22 15178 Plumas At the airfield west of Chester 1304 Comment
  UC897253  Hemizonella minima A. A. Heller 1938-6-22 15178 Plumas plain n Chester 1304 Comment
  CAS-BOT-BC55287  Hesperis matronalis John Thomas Howell; Gordon H. True 1967-7-11 43380 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  SEINET5499792  Hesperochiron californicus A. A. Heller, P. B. Kennedy 1907-7-5 8748 Plumas Red Clover Valley Comment
  POM147044  Hesperolinon micranthum Alice Eastwood 1927-06 14931 Plumas On road from Chilcott, United States Forest Reserve Comment
  UCD110560  Hesperolinon micranthum Helen K. Sharsmith 1955-6-28 4521 Plumas About one mile below Virgilia, East Branch of North Fork of Feather River. 762 Comment
  JEPS113322  Heterotheca grandiflora L. P. Janeway 2006-10-1 8898 Plumas Northern High Sierra Nevada. Along Hwy 70 0.6 road km southwest of former Injun Jim Campground, and above North Fork Feather River. Comment
  JEPS2473  Heterotheca oregona var. compacta W. L. Jepson 1918-8-16 8021 Plumas Genesee Valley Comment
  CAS-BOT-BC310919  Heterotheca villosa John Thomas Howell 1959-9-25 35011 Plumas Sierra Valley near Beckwourth 1493 Comment
  CHSC34906  Heterotheca villosa var. minor M. S. Taylor 1981-7-13 4005 Plumas Ramelli Ranch, e side, s of Feather River, ca. 2 mi ese of Beckwourth. 1463 Comment
  SBBG34029  Heuchera micrantha L. S. Rose 1969-6-23 Plumas La Porte Rd, 10 mi SW of Quincy 1249 Comment
  SD8410  Heuchera micrantha Mrs. R. M. Austin 1875-1 Plumas Black Hawk Creek Comment
  CAS-BOT-BC424171  Heuchera micrantha var. erubescens Lewis S. Rose 1969-6-23 69045 Plumas La Porte Road, 10 mi SW of Quincy 1249 Comment
  JEPS115207  Heuchera micrantha var. erubescens Lowell Ahart, John Dittes 2009-7-15 16101 Plumas On broken rock, east of the power line, on the south side of Forest Sevice Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  CAS-BOT-BC312322  Hieracium John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-12 2109 Plumas Between valley proper and Darlingtonia bog, Butterfly Botanical Area and Vicinity 1066 Comment
  UC897789  Hieracium albiflorum Anna Head 1921-7-17 Plumas Gray Eagle Trail Feather River Region Comment
  CHSC61770  Hieracium gracile Vernon H. Oswald; Lowell Ahart 1993-8-25 5857 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., just upstream from the S boundary of the park. 1987 Comment
  CHSC46677  Hippuris vulgaris Vernon H. Oswald 1988-8-5 3627 Plumas Yellow Creek Campground in Humbug Valley, ca. 13 mi (air) s of Chester. Locally abundant in shallow water and marshy places along the edge of Yellow Creek. 1316 Comment
  CAS-BOT-BC284650  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1961-6-21 36694 Plumas Greenville 1097 Comment
  UC1132103  Hordeum brachyantherum subsp. brachyantherum E. Sawyer 1935-6-7 83 Plumas 3 3/4 mi ssw Sugarloaf Peak; Sierraville Quad. Comment
  CHSC57451  Horkelia fusca subsp. parviflora L. P. Janeway; Melinda Carlson 1991-6-18 4045 Plumas Plumas National Forest. North side of Middle Fork Feather River, south side of Hwy 70, at Delleker, ca 0.3 mi weast of Portola. In pasture. 1472 Comment
  POM34915  Horkelia tridentata subsp. flavescens Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC538235  Horkelia tridentata var. flavescens A. A. Heller 1938-5-21 15102 Plumas Landing field west of Chester 1304 Comment
  CHSC36350  Hosackia crassifolia M. S. Taylor 1982-6-14 4666 Plumas N side of Genesee Valley Rd (112), ca. 2 mi w of Genesee. Comment
  SD52134  Hosackia pinnata Frank Stephens 1894-6-26 2199 Plumas Quincy 975 Comment
  UC1069093  Hydrophyllum capitatum var. alpinum E. Sawyer 1935-5-22 28 Plumas 1.25 mi ne Beckwith Butte; Plumas National Forest, Sierraville Quad. 1706 Comment
  CHSC63256  Hydrophyllum occidentale Lowell Ahart 1994-6-15 7337 Plumas About 200 yards east of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  UC1776751  Hydrophyllum occidentale G. Douglas Barbe, T. C. Fuller 1982-7-16 3758 Plumas Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Beardsley Mine on forest road 3.8 mile S of Green Flat, Plumas National Forest. 1981 Comment
  UCSB16024  Hydrophyllum occidentale Breedlove, Dennis 1962-6-12 Plumas In upper drainage of Middle Fork of Feather River; 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CHSC20784  Hypericum formosum var. scouleri K. R. Stern 1975-7-24 5851 Plumas E shore of Lake Almanor. 1371 Comment
  JEPS28634  Hypericum formosum var. scouleri George W. Gillett 1957-7-18 825 Plumas w. bank of main inlet to Willow Lake (n. end of Willow Lake Meadow); Lassen Volcanic Nat'l Park, , Willow Lake Meadow 1661 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
  SEINET12618232  Ipomopsis aggregata subsp. bridgesii M. Hagebusch 2016-8-5 103 Plumas Plumas NF, along Pacific Crest Trail, ca 1.4 trail miles N of Bucks Lake Road (County Road 414), 2.1 air miles S of Spanish Peak. 1871 Comment
  CHSC33596  Ipomopsis aggregata subsp. formosissima M. S. Taylor; M. Foster 1981-6-15 3899 Plumas S side of Bucks Lake Rd, ca. 50 ft e of its jct with 24N29 (rd to Deanes Valley), ca. 2 mi ne of Meadow Valley. 1158 Comment
  CHSC46647  Ipomopsis aggregata subsp. formosissima Lowell Ahart 1989-7-2 6351 Plumas North of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles north-east of La Porte. 2103 Comment
  CHSC53144  Ipomopsis aggregata subsp. formosissima L. P. Janeway 1989-6-23 3391 Plumas Plumas National Forest. Upper slopes of ridge overlooking Crocker Cr from the east. 1767 Comment
  UCR123998  Ipomopsis aggregata subsp. formosissima George K. Helmkamp, E. A. Helmkamp 2001-7-6 6850 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  UC879925  Ipomopsis congesta Anna Head 1921-7-20 Plumas above Round Lake (top of ridge); Feather River Region Comment
  SEINET10496767  Ipomopsis congesta subsp. palmifrons Mary Susan Taylor 1981-6-17 Taylor 3919 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Top of Mt Ingalls, ca. 7 air mi SE of Genesee. 8372 ft elev. 2552 Comment
  UC1123676  Ipomopsis tenuituba E. Sawyer 1935-6-24 138 Plumas 4 1/2 mi e Crow; Sierraville Quadrangle 1859 Comment
  SEINET8752714  Iris hartwegii P. A. Lehenbauer 1933-5-30 2098 Plumas Near Quincy Comment
  SBBG93328  Iris macrosiphon W. I. Follett 1938-6-4 115 Plumas Rich Gulch 1249 Comment
  SJSU13909  Iris tenuissima N. A. Hopkins 1987-6-3 1390 Plumas near summit of Red Hill between E branch of N Fork of Feather River & N Fork of Feather River Comment
  JEPS88851  Iris tenuissima subsp. purdyiformis Carol A. Wilson 1993-4-30 93 -ph5 Plumas 1 mi n Elephant Ridge Tunnel (on Hwy 70, along the Feather River) Comment
  UC1174773  Iris tenuissima subsp. purdyiformis L. W. Lenz and E. K. Balls 1955-5-13 20699 Plumas between Tobin and Camp Rogers (along U.S. Hwy 40) 609 Comment
  UC1192365  Isoetes howellii Malcolm A. Nobs and S. Galen Smith 1949-8-18 1386 Plumas just s. Chester (Last Chance Marshes at n. end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  CAS-BOT-BC137403  Ivesia aperta David D. Keck; A. Gustafsson 1938-8-9 4901 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 mi. E. of town 1500 Comment
  RSA790593  Ivesia aperta James R. Shevock, Barbara Ertter 1986-7-20 11736 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
  JEPS100321  Ivesia aperta var. aperta Dean W. Taylor 2001-7-12 17827 Plumas summit of Doyle Grade, drainage of Little Last Change Creek, 1 mile W of Meadow View Campground, at the junction of the Doyle Grade Road with the Frenchman Lake Road, growing in an area kept open by frequent vehicle traffic 1798 Comment
  SJSU13926  Ivesia baileyi N. A. Hopkins 1986-7-15 1362 .5 Plumas by rd below Frenchmans Cr Reservoir Comment
  CHSC88601  Ivesia sericoleuca L. Hanson 1986-7-2 279 Plumas Plumas National Forest. Sierra Valley. 1524 Comment
  CHSC113882  Juncus bufonius var. bufonius Lowell Ahart 2014-8-26 19780 Plumas Silt bars on the south side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  UCD141414  Juncus bufonius var. occidentalis L. Ahart 1985-7-11 5134 Plumas Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles northwest of La Porte. 1584 Comment
  CHSC97221  Juncus confusus Lowell Ahart; Josephine Guardino 2007-7-20 14311 Plumas South of a small drainage, northeast edge of a large meadow, south of Lightning Tree Campground, west of the paved road, east side of Lake Davis. 1789 Comment
  JEPS122185  Juncus covillei Lowell Ahart 2014-8-26 19770 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UCR100492  Juncus effusus var. exiguus P. J. MacKay 1980-9-7 s.n. Plumas Lake Almanor, Hwy 147 at junction with Hwy A-13. 1427 Comment
  CHSC95201  Juncus ensifolius R. D. Fischer; Jenny Marr 2004-8-7 821 Plumas Sierra Nevada foothills between Butte Meadows and Hwy 89 along Humbug Valley Road at the Yellow Creek crossing. 1219 Comment
  JEPS115919  Juncus ensifolius Lowell Ahart, John Dittes 2009-7-27 16176 Plumas On dry to damp soil, about 5 yards northwest of the small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CHSC101935  Juncus exiguus Lowell Ahart; John Dittes 2009-7-15 16081 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  JEPS113902  Juncus exiguus L. P. Janeway and B. Castro 2007-8-18 9201 Plumas Northern High Sierra Nevada; Along Squirrel Creek and Road 401 1.9 km NE of Hwy 70/89 and Williams Loop 1268 Comment
  CHSC23376  Juncus hemiendytus var. hemiendytus Lowell Ahart 1975-7-16 891 Plumas Section 13, eight miles north of La Porte. Found in a meadow, two miles north-east of Little Grass Valley Res. 1828 Comment
  UC1495735  Juncus hemiendytus var. hemiendytus Barbara Ertter and Jeffrey L. Strachan 1980-7-31 3884 Plumas w end Dixie Valley (just e of Beckwourth-Milford Rd); Plumas National Forest, Dixie Valley 1706 Comment
  JEPS123946  Juncus howellii Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20427 Plumas Forest Service Road 29N18, near Blue Lake Trailhead and South Arm Rice Creek, 3.11 air miles northeast of Morgan Mt., 3.54 air miles west-southwest of Sifford Mt., 6.59 air miles south-southeast of Lassen Peak. Comment
  UC1100997  Juncus laccatus Malcolm A. Nobs and S. Galen Smith 1949-8-19 1439 Plumas Butterfly Valley Comment
  CDA19258  Juncus macrandrus G. D. Barbe, T. C. Fuller 1982-6-17 3853 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  UC1101094  Juncus macrandrus Malcolm A. Nobs and S. Galen Smith 1949-8-19 1438 Plumas Butterfly Valley 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
  CHSC92199  Juncus nevadensis Lowell Ahart; John Dittes 2005-9-20 12428 Plumas On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  JEPS115920  Juncus nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16208 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  RSA100691  Juncus nevadensis E. C. Sutliffe 1917-08 s.n. Plumas Gold Lake region. Comment
  CHSC109556  Juncus occidentalis L. P. Janeway 2012-7-17 10952 Plumas Northern High Sierra Nevada. Plumas National Forest; 200 m south of Cedar Flat. 1721 Comment
  RSA715688  Juncus occidentalis L. Ahart, Josephine Guardino 2005-8-10 12309 Plumas Northeast of a small branch of Lights Creek, east side of forest road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1822 Comment
  UCD142360  Juncus occidentalis Lowell Ahart 2008-8-13 15163 Plumas west edge of La Porte Road, west of East Branch Creek, about 1.75 mile (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC108028  Juncus orthophyllus L. P. Janeway; B. Castro 2011-10-2 10752 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. 1542 Comment
  JEPS102502  Juncus orthophyllus Lowell Ahart 2001-7-17 8899 Plumas Small meadow, on the south side of a poor logging road, part of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UCD108047  Juncus orthophyllus Tim Kuhn 2006-6-21 82 Plumas adjacent to Crocker Guard Station. Comment
  UC1101098  Juncus orthophyllus Malcolm A. Nobs and S. Galen Smith 1949-8-20 1467 Plumas about 13 mi sw Milford (on road between Milford and Beckwourth) 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
  JEPS113815  Juncus parryi Lowell Ahart, John Dittes 2007-8-9 14439 Plumas About 80 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  RSA35308  Juncus parryi Alice S. Mulford 1944-8-14 s.n. Plumas Ridge between Long Lake and the Bear Lakes. 2134 Comment
  SEINET8565591 Image available Juncus sphaerocarpus A. A. Heller, P. B. Kennedy 1907-7-3 8694 Plumas Red Clover valley Comment
  JEPS115880  Juncus tenuis Lowell Ahart, John Dittes 2009-7-13 16034 Plumas On dry to damp soil, on the west side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CAS-BOT-BC85336  Juniperus occidentalis J. G. Lemmon s.n. Plumas Near Quincy Comment
  JEPS120554  Juniperus occidentalis var. australis B. Castro and L. P. Janeway 2006-6-4 1541 Plumas Northern High Sierra Nevada. along the new dirt road from Squaw Valley to McReynolds Valley and beyond, overlooking upper Thompson Valley from the NW; above old Squaw Valley Road which is now closed off. Comment
  RSA739639  Kalmia polifolia subsp. microphylla B. Castro, L. P. Janeway 2005-9-11 1518 Plumas 5 air miles N of Bucks Lake and 2.5 miles N of Hwy 70 and the Feather River Canyon, just N of Three Lakes, 0.8 miles E of the Three Lakes trailhead, along the Pacific Crest Trail 1896 Comment
  JEPS96032  Keckiella lemmonii Vernon H. Oswald and Lowell Ahart 1996-8-14 8164 Plumas Silver Lake Rd. 0.5 mi SE of Silver Lake Campground, NE of Bucks Lake, northern High Sierra Nevada, Yellow Pine Forest. 1706 Comment
  NY790348  Keckiella lemmonii J. T. Howell 1966-7-26 42001 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River 609.6 Comment
  SFV17479  Keckiella lemmonii P. Wilson 1998-7-18 3536 Plumas Sierra Nevada Highway 89 between Indian Falls and Crescent Mills. 1100 Comment
  SEINET10547839  Keckiella lemmonii Mary Susan Taylor 1982-8-9 Taylor 4953 Plumas T26N R8E nw/ne sec 14. Almanor NE quad. Along spur rd off Seneca Rd (306), ca. 2 air mi sw of Canyon Dam. 5100 ft. 1554 Comment
  CHSC97098  Kelloggia galioides Lowell Ahart; Josephine Guardino 2007-7-21 14372 Plumas Around pine trees, north of a large meadow, about 30 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  SEINET10500754  Kelloggia galioides Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4013 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CHSC74069  Kyhosia bolanderi B. Castro; L. Gehrung 1996-8-8 710 Plumas Ca 3 air mi S of Bucks Lake, 100 ft E of USFS Rd 23N18, ca 0.5 mi S of the serpentine outcrop at jcn of Rds 23N18, 15, and 69. In a meadow at northern branch of headwaters of East Branch Coldwater Creek. 1767 Comment
  CAS-BOT-BC340346  Kyhosia bolanderi F. Cayot; Jardine; Hatton 1914-9-17 20 Plumas Plumas National Forest 1828 Comment
  SJSU8123  Kyhosia bolanderi H. L. Buckalew 1964-7-28 Plumas Bucks L 1584 Comment
  JEPS122243  Lactuca serriola Lowell Ahart 2014-9-9 19861 Plumas On the west side of Sly Creek Reservoir, about 9 miles (air) southwest of La Porte. Comment
  JEPS95145  Lactuca serriola Lowell Ahart 1996-10-10 7706 Plumas 1 mi w of Blue Nose Mountain (about 2 mi e of Pilot Peak, on w side of dirt road at Turkey Town); Turkey Town 1676 Comment
  CAS-BOT-BC340598  Lactuca serriola John Thomas Howell 1959-9-22 34838 Plumas Wolf Creek 1371 Comment
  CAS-BOT-BC341577  Lagophylla ramosissima David D. Keck 1932-7-3 1618 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 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
  UC1128974  Lathyrus brownii E. Sawyer 1935-6-27 174 Plumas 3.7 mi n Hawks; Plumas National Forest, Sierraville Quad. 1676 Comment
  UC85250  Lathyrus brownii Mrs. R. M. Austin Jul 1876 29 Plumas near Quincy Comment
  CAS-BOT-BC213386  Lathyrus jepsonii subsp. californicus Robert J. Weatherby 1950-7-7 1464 Plumas Banks of stream, near Snake Lake, Quincy 1219 Comment
  UC176281  Lathyrus lanszwertii var. aridus A. A. Heller 1913-6-13 10851 Plumas Near Quincy Comment
  CHSC33770  Lathyrus latifolius Nancy Mosman 1971-7-11 72 Plumas Along E side of Hwy 70 ca. 1.3 mi S of Beldon turnoff. 1025 Comment
  CAS-BOT-BC205069  Lathyrus sulphureus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2423 Plumas Butterfly Botanical Area and Vicinity. Between mouth of Butterfly Creek and Valley proper 914 Comment
  UC1120991  Ledum glandulosum F. W. Embree 1934-6-6 63 Plumas Plumas National Forest, Three Lakes Three Lakes; Plumas National Forest, Three Lakes 1889 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
  CHSC20810  Lepidium campestre K. R. Stern 1975-7-24 5847 Plumas E shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC88900  Lepidium densiflorum var. densiflorum Lowell Ahart 1981-9-6 3092 Plumas Sierra Nevada. 1.5 mile southwest of Crescent Hills. 1200 Comment
  CDA24901  Lepidium densiflorum var. macrocarpum T. C. Fuller 1959-7-6 4296 Plumas Highway 40A, North Fork Feather River bridge, 2 miles southwest of Storrie. 0 Comment
  UC398786  Lepidium nitidum Mrs. R. M. Austin Plumas Comment
  CHSC40849  Lepidium perfoliatum K. R. Stern 1985-6-25 Plumas Vicinity of Blairsden. 1371 Comment
  CAS-BOT-BC60094  Lepidium virginicum var. menziesii Javier Penalosa 1962-6-19 2502 Plumas +-6.2 miles southeast of Quincy. 1097 Comment
  OBI11404  Leptosiphon bolanderi Lewis S. Rose 1967-6-2 Plumas Butterfly Valley, 3 mi. W of Keddie 1219 Comment
  SEINET14162208  Leptosiphon ciliatus W. Harnach, N. Harnach 1990-6-19 403 Plumas Sierra Valley. N of Beckwourth, Genessee Road. 1585 Comment
  CAS-BOT-BC59611  Leucothoe davisiae Rimo Bacigalupi 1927-7-10 1738 Plumas Shores of Helgamite Pond on trail to Mt. Elwell. 2072 Comment
  SEINET11262176  Leucothoe davisiae D. W. McNeal 1991-7-26 3852 Plumas On the margins of Silver Lake on the trail to Mt Elwell, Lakes Basin.; 0 Comment
  UC1075637  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Mount Elwell, Lakes Basin area Mount Elwell; , Lakes Basin area 2225 Comment
  CHSC112526  Lewisia nevadensis B. Castro; L. P. Janeway 2008-6-8 1738 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, at base of low knolls with rounded granitic rock outcrops, ca 250 ft below edge of open Ponderosa-Jeffrey pine forest. 1667 Comment
  CHSC35924  Lewisia nevadensis M. S. Taylor 1982-5-17 4460 Plumas Meadow along creek, jct of rds 22N54 and 22N88, ca. 2 mi se of Portola, n slope of Beckwourth Peak. 1737 Comment
  JEPS115861  Lewisia nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15894 Plumas About 200 yards northwest of Lake Almanor Dam, in mined over area 1421 Comment
  CAS-BOT-BC444181  Lewisia nevadensis M. S. Taylor 1982-5-17 4460 Plumas Jct of rds 22N54 & 22N88, ca. 2 mi se of Portola, n slope of Beckwourth Peak. 1737 Comment
  UC570148  Lewisia triphylla A. Lewis 1934-6-12 477 Plumas 3 1/2 mi sw Dogwood Peak; Bidwell Bar quadrangle 1493 Comment
  RSA101482  Lewisia triphylla R. Weatherby 1955-6-26 1550 Plumas Mud Lake, Lakes Basin Area. 2195 Comment
  CAS-BOT-BC283807  Leymus cinereus John Thomas Howell 1955-7-19 30758 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC283810  Leymus cinereus C. R. Ball 1932-7-24 699 Plumas Humbug House, Humbug Road. 9 miles SW of Lake Almanor and 20 miles NE of Chaparral Comment
  RSA129540  Leymus condensatus E. Sawyer 1935-6-14 103 Plumas 3/4 mile W. of Sugarloaf; Sierraville 1524 Comment
  CAS-BOT-BC436005  Ligusticum grayi Anna Head 1920-8-3 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC451589  Lilaea scilloides John Thomas Howell 1963-6-4 39406 Plumas Marble Hot Springs, Sierra Valley Comment
  CAS-BOT-BC130562  Lilium humboldtii Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CAS-BOT-BC130563  Lilium humboldtii Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas La Porte, Quincy Grade Comment
  UC170939  Lilium kelleyanum H. M. Hall 1912-6-25 9273 Plumas Butterfly Valley; Sierra Nevada Mountains 1158 Comment
  CAS-BOT-BC509319  Lilium kelleyanum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54144 Plumas 2.65 miles west of Round Valley Reservoir dam 1569 Comment
  CHSC20743  Limosella acaulis K, R, Stern 1975-7-29 5882 Plumas NW shore of Lake Almanor. 1371 Comment
  CHSC81157  Limosella aquatica Lowell Ahart 2001-8-29 9228 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC97564  Limosella aquatica Lowell Ahart; John Dittes 2007-6-17 14177 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS113425  Limosella aquatica Lowell Ahart, John Dittes 2007-6-17 14177 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  SEINET10898116  Limosella aquatica Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5171 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
  SEINET10496781  Linanthus bakeri Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3823 Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  JEPS117924  Linaria vulgaris John Dittes 2005-9-30 1296 Plumas 8.3 air miles S of Diamond Mt. 4.5 air miles WxNW of Antelope Lake dam 2.7 air mile NE of Taylor Lake and 27N56 (ca. 0.5 air mile east intersection of FS Routes 27N090); Northern High Sierra Nevada Range 1944 Comment
  UC1931363  Linaria vulgaris Colin P. Dillingham 2008-6-17 Plumas Along west side of Quincy Junction Road between Bell Lane and Lee Road. Comment
  UC1101438  Lindernia dubia var. dubia Malcolm A. Nobs and S. Galen Smith 1949-8-18 1350 Plumas s end Lake Almanor Comment
  RSA0087574  Linnaea borealis subsp. longiflora Lowell Ahart, John Dittes 2009-7-14 16076 Plumas North of Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1454 Comment
  JEPS45745  Linum lewisii W. L. Jepson 1927-6-21 12282 Plumas Warner Creek, by Camp Lee Warner Creek 1584 Comment
  JEPS101185  Listera convallarioides Dean W. Taylor 2000-9-14 17591 Plumas Cold Stream (tributary to Indian Creek about 1 mile downstream from Antelope Lake, Plumas National Forest; spring near crossing of Forest Road 27N54 1584 Comment
  POM174011  Listera convallarioides J. G. Lemmon s.n. Plumas Butterfly Valley Comment
  CAS-BOT-BC430968  Lithophragma bolanderi Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1950 a Plumas Fern Glen 1097 Comment
  CHSC107438  Lithophragma glabrum Matt Simenc; Rebecca Joyner 2011-7-2 7 Plumas Northern High Sierra Nevada. 0.25 miles (air) SE of Hwy 120 (La Porte Quincy Highway/ The Hogback) where it crosses Onion Valley Creek. 0.25 miles N of Pacific Crest Trail. Exposed, sunny, NE facing ridge on S side of Onion Valley Reservoir. 1965 Comment
  SEINET6032566  Lithophragma glabrum C. G. Gulling 1905-1 s.n. Plumas Sierra Valley Comment
  CHSC10632  Lithophragma tenellum Lowell Ahart 1969-5-11 Plumas Near Beckwourth, Sierra Valley. 1219 Comment
  CAS-BOT-BC110597  Lithophragma tenellum Clare B. Hardham 1961-6-6 7469 Plumas Sierra Nevada. Diamond Peak. 2286 Comment
  RSA101480  Lithophragma tenellum R. Weatherby 1955-6-26 1547 Plumas Mud Lake. Lakes Basin Area. 2195 Comment
  CHSC53135  Lithospermum californicum Debbie Bliss 1990-8-14 Plumas Plumas National Forest. Southerly facing slope between the SE end of Lake Davis and the SW end of Crocker Mtn. 1874 Comment
  UC1063986  Lithospermum ruderale C. W. Hanks 1934-8-6 1 Plumas Upper Sierra Valley Sierraville; Sec. 18 1554 Comment
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Mar 14 2014
  RSA712866  Lomatium donnellii L. P. Janeway, B. Castro 2006-6-3 8653 Plumas Northern High Sierra Nevada, west side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek 1673 Comment
  CHSC112529  Lomatium nudicaule B. Castro; L. P. Janeway 2009-6-7 1786 Plumas Northern High Sierra Nevada. Upper watershed of Thompson Valley, ~ 1.5 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. Along USFS Rd 25N05 (Squaw Valley Rd) 200 ft W of its jcn with small dirt rd to lower Thompson Valley. 1700 Comment
  RSA97323  Lomatium nudicaule F. W. Peirson 1926-6-21 6789 Plumas Lake Almanor Comment
  UC1137630  Lomatium plummerae E. Sawyer 1935-5-21 9 Plumas 3 1/2 mi. s.-s.e. Beckwith Butte; Sierraville Quad. Comment
  RSA0012544  Lomatium utriculatum Joan Stewart 2000-06 1038 Plumas Plumas National Forest Comment
  SD6577  Lonicera conjugialis Mrs. R. M. Austin 1880-1 Plumas Comment
  CDA9312  Lonicera hispidula var. vacillans D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .263 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  SEINET10465038  Lonicera involucrata Mary Susan Taylor 1981-7-17 Taylor 4029 Plumas T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev. 1950 Comment
  CAS-BOT-BC200951  Lotus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54359 Plumas Near Indian Creek about 0.75 miles northwest of northwest arm of Antelope Reservoir 1584 Comment
  CDA13432  Lotus crassifolius var. crassifolius G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13279 Plumas Sierra Nevada; Along lower Bull Run Creek off USFS 23N12E. Comment
  CDA13436  Lotus nevadensis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13283 Plumas Sierra Nevada; on USFS 23N11A. Comment
  RSA7999  Lotus nevadensis H. A. Barker 1927-7-1 759 Plumas Blairsden 1372 Comment
  CDA18564  Lotus oblongifolius G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3347 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  UC81105  Lotus pinnatus Mrs. R. M. Austin 1876-1 Plumas Indian Valley Comment
  JEPS114365  Lotus purshianus var. purshianus Lowell Ahart 2008-8-13 15170 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  UC725324  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15242 Plumas near Grays Flat (on Highway 24) 868 Comment
  UC862209  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15242 Plumas near Grays Flat (along the Feather River Highway) 868 Comment
  SEINET5327362  Lotus tenuis W. Harnach, N. Harnach 2000-8-23 991 Plumas Sierra Valley; 1 mi E of the intersection of Dyson Lane and Co. Road A-24, on Dyson Lane 1494 Comment
  SEINET194918  Lupinus acutilobus A. A. Heller 1942-5-8 16455 Plumas Virgiliam, along state highway 24. Comment
  UC1542848  Lupinus albicaulis P. Kenney, Conrad and LeDoux 1973-6-5 421 Plumas 5 mi n of jct of Hwy 70 and 89 roadside of Hwy 89 1066 Comment
  CHSC52416  Lupinus angustiflorus L. P. Janeway 1990-7-12 3793 A Plumas Plumas National Forest. Saddle along Eureka Ridge ca 1.0 mi south of the head of Bear Cr. 2118 Comment
  CHSC36863  Lupinus arbustus M. S. Taylor 1982-8-18 5016 Plumas Mt Ingalls summit, ca. 9 air mi ne of Sloat. 2551 Comment
  UC177220  Lupinus arbustus H. M. Hall 1912-7-10 9328 Plumas Long Lake; Sierra Nevada Mountains, Long Lake 2042 Comment
  UC384657  Lupinus arbustus E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  SEINET8040948  Lupinus arbustus M. Foster 1988-5-30 151 Plumas On n-sdie of Walker Mine Road, 1 mile w of Lake Davis, 12 mi n by nw of Portola 1783 Comment
  SJSU14469  Lupinus arbustus N. A. Hopkins 1990-7-1 1626 Plumas 17.2 mi N of Beckwourth on Beckwourth-Genessee Rd 1706 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
  SEINET10484741  Lupinus arbustus subsp. silvicola Charles Piper Smith 1921-7-19 Smith 3448 Plumas Mt hough trail Comment
  CHSC52931  Lupinus argenteus var. heteranthus L. P. Janeway 1989-6-22 3370 Plumas Plumas National Forest. Slopes of e'ern side of Crocker Mtn above Crocker Mdw, along rd 24N49Y. 1798 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
  CHSC52429  Lupinus breweri L. P. Janeway 1989-6-16 3337 Plumas Plumas National Forest. West end of Grizzly Valley. 1783 Comment
  POM181086  Lupinus caudatus P. B. Kennedy, A. A. Heller 1907-7-3 8740 Plumas Hills above Red Clover Valley. Comment
  SEINET10452631  Lupinus caudatus Mary Susan Taylor 1982-6-10 Taylor 4620 Plumas T23N R15E nw/sw sec 7. Reconnaissance Peak quad. SW of 23N72, ca. l mi w of Table Rock, ca. 3 air mi ne of Beckwourth. 5100 ft. 1554 Comment
  SEINET10906959  Lupinus caudatus Mary Susan Taylor 1982-6-28 Taylor 4754 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  SEINET10490605  Lupinus caudatus subsp. caudatus J. D. Detzer, M. Sacks 1977-7-14 Detzer 21 Plumas Corolla purple and white. Abundant on dry gravelly soil in open area at edge Of montane coniferous forest, ca 3.5 km ne of squaw pk., On e bank of Unimproved usfs road. Sec 1, t25n, r14e. Assoc.: Lupinus latifolius, Castilleja applegatei, achillea lanulosa, wyethia mollis, monardella Odorissima. 1973 Comment
  CAS-BOT-BC215377  Lupinus dalesiae M. S. Taylor 1982-6-17 4691 Plumas Both sides of 23N44Y, 1.3 miles W of its junction with 23N50Y, ca. 2 air miles SW of SLoat 1493 Comment
  CAS-BOT-BC215405  Lupinus dalesiae Charles Piper Smith 1947-5-22 47336 Plumas Quincy Road, 2.2 miles E of Meadow Valley Comment
  CAS-BOT-BC215411  Lupinus dalesiae Lowell Ahart 1983-7-14 4193 Plumas S Fork of the Feather River, S of the Feather Fork Mine, about 1.5 miles NE of Little Grass Valley Res., about 5.5 miles N of La Porte 1750 Comment
  CAS-BOT-BC215420  Lupinus dalesiae J. Ed. McClellan; Bonnie McClellan 1968-6-18 s.n. Plumas Silver Lake Road, Meadow Valley 1706 Comment
  UC665283  Lupinus dalesiae Elmer I. Applegate 1934-5-3 8907 Plumas 6 mi nw Quincy; nw of Quincy Comment
  SEINET10903849  Lupinus dalesiae Mary Susan Taylor 1982-6-21 Taylor 4900 Plumas T23n r10e nw1/4se1/4 sec 29. Onion valley quad. W side of the hogback, Hottentot creek drainage, along and sownslope of quincy-laporte hwy (511), 2.3 Mi. N of its jct with cleghorn bar rd, ca 10 air mi. Ne of laporte. Mixed Evergreen forest openings. 1951 Comment
  SEINET10973213  Lupinus dalesiae Mary Susan Taylor 1982-6-16 Taylor 4678 Plumas T24N R10E nw/sw sec 33. Spring Garden quad. Mixed Evergreen Forest; on rdcut, n side of 24N26, 0.5 mi w of its jct with Quincy-LaPorte Rd, ca. 3 mi se of Quincy. 4500 ft. 1372 Comment
  SEINET10483999  Lupinus grayi Mary Susan Taylor 1982-6-2 Taylor 4603 Plumas W side of Poplar Creek Rd (23N08), jct s of bridge over Poplar Creek, 1 mi s of Sloat. 4200 ft. 1280 Comment
  SEINET11071860 Image available Lupinus grayi A. A. Heller, P. B. Kennedy 1907-7-15 8832 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  UCD108138  Lupinus latifolius Michael A. Vincent 1999-6-8 8556 Plumas Plumas National Forest, Milford Ranger District. Along FS 26N17 just north of FS 26N40. Comment
  SEINET10973162  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-7-12 Taylor 4824 Plumas T22N R11E sw/se sec 27. Sierra City NW quad. At jct of small creek to Jamison Cr, on n side of Rd 507, just w of Plumas-Eureka State Park boundary, 2.0 mi sw of Johnsville. 5800 ft. 1768 Comment
  UCD108182  Lupinus latifolius var. columbianus A. A. Heller 1915-7-7 12051 Plumas Near the summit of Soapstone ridge 12 miles west of Bucks. 1676 Comment
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Apr 1 2012
  CHSC60094  Lupinus lepidus var. confertus L. P. Janeway 1990-7-25 3816 Plumas Plumas National Forest. Open grassy meadow flats on NE side of Middle Fork Feather River at Mohawk. 1325 Comment
  SBBG9164  Lupinus lepidus var. confertus H. and M. Dearing 1938-7-2 2267 Plumas Feather River Hwy Comment
  CHSC935  Lupinus lepidus var. sellulus 1945-6-30 Plumas Buck's summitt. 1685 Comment
  UC1129518  Lupinus lepidus var. sellulus E. Sawyer 1935-6-27 205 Plumas 1.4 mi se Crow; Sierraville Quadrangle Comment
  NY15966  Lupinus onustus M. E. P. Ames s.n. Plumas Comment
  POM118281  Lupinus onustus H. C. Cantelow 1940-5-12 3672 Plumas 2 miles north of Quincy, Highway 89. Comment
  UC1075912  Lupinus onustus E. K. Balls and L. W. Lenz 1955-5-14 20712 Plumas 3.1 mi n Greenville (along Hwy 89 to Lake Alamdor) 1158 Comment
  SEINET10484151  Lupinus polyphyllus subsp. superbus Mary Susan Taylor 1982-7-14 Taylor 4832 Plumas T26N R9E ne/sw sec 7. Almanor SE quad. Near jct of 27N92 & 26N18, in Long Valley around creek, ca. 4 mi w of Greenville. Montane Meadow, edge of Mixed Coniferous Forest; 5500 ft. 1676 Comment
  SEINET10903600  Lupinus polyphyllus subsp. superbus Taylor 1982-7-7 Taylor 4787 A Plumas Johnsonville quad. Corolla deep blue; stems 2-3 ft tall. Jct of hwy 70 and Mohawk turnoff, at mohawk ranger station, ca 1 mi w of blairsden. In seep. Comment
  SEINET8059930  Lupinus polyphyllus var. burkei A. A. Heller, P. B. Kennedy 1907-7-4 8715 Plumas Red Clover Valley Comment
  SEINET8059932  Lupinus polyphyllus var. burkei A. A. Heller, P. B. Kennedy 1907-7-15 8858 a Plumas Near mouth of Little Grizzly creek below Genessee Comment
  JEPS124404  Luzula cascadensis Lowell Ahart 2015-7-4 20280 Plumas About 1/2 mile west of the 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
  CHSC110448  Luzula comosa var. laxa L. P. Janeway 2013-7-15 11183 Plumas Northern High Sierra Nevada. Plumas National Forest: south side of Tamarack Flat close to Road 22N04. 1713 Comment
  CAS-BOT-BC436675  Luzula comosa var. laxa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54098 Plumas Sierra Nevada: 10.6 miles NE of La Porte on road to Quincy 1889 Comment
  CAS-BOT-BC441254  Luzula macrantha John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2425 Plumas Butterfly Botanical Area and vicinity: area adjacent to the mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC441256  Luzula macrantha John Thomas Howell 1961-6-21 36634 Plumas Sierra Nevada: Greenville 1097 Comment
  POM75872  Lysimachia thyrsiflora Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC94661  Lythrum portula Lowell Ahart 2006-10-8 13416 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
  RSA59423  Machaeranthera shastensis E. K. Balls 1950-9-15 15859 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  CAS-BOT-BC342646  Madia citrigracilis V. Oswald; L. Ahart 1988-8-4 3675 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park 1676 Comment
  CHSC76035  Madia citriodora G. F. Hrusa 1997-6-26 13876 Plumas Sierra Nevada. Open flats 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd. (to N; USFS 508)/and Sloat Rd. (to S). 1450 Comment
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May 24 2013
  CAS-BOT-BC343798  Madia elegans Alice Eastwood 1927-6-17 14660 Plumas United States Forest Reserve. Long Valley Comment
  CAS-BOT-BC343785  Madia elegans David D. Keck 1932-7-3 1620 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  SEINET10475205  Madia elegans subsp. elegans Mary Susan Taylor 1982-6-28 Taylor 4767 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
  SEINET11601357 Image available Madia exigua J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-24 54193 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  CAS-BOT-BC342849  Madia glomerata A. A. Heller; P. B. Kennedy 1907-7-18 8883 Plumas Beckwith [Beckwourth] Comment
  CDA8266  Madia glomerata L. Ahart, J. Dittes 2005-9-19 12401 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. Comment
  JEPS107862  Madia glomerata Lowell Ahart, Josephine Guardino 2005-8-9 12262 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
  RSA0118928  Madia glomerata Lowell Ahart 2014-8-26 19774 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  UC249265  Madia glomerata H. E. Brown Aug. 1-15, 1897 619 Plumas near Lassen Buttes 1828 Comment
  CAS-BOT-BC343249  Madia gracilis John Thomas Howell 1951-6-28 27645 Plumas Johnsville 1584 Comment
  CAS-BOT-BC343274  Madia gracilis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54252 Plumas About 2.5 miles southeast of Mt. Hough on the road to Quincy 1798 Comment
  CAS-BOT-BC343276  Madia gracilis John Thomas Howell 1967-6-23 42695 Plumas Butterfly Valley 1066 Comment
  CDA13944  Madia gracilis G. F. Hrusa 1997-6-26 13883 A Plumas Sierra Nevada; Open flats 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CDA8277  Madia gracilis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3248 Plumas 2.5 miles (4 km) below summit on road to Mt. Hough, 0.4 mile northwest of China Grade. Comment
  JEPS40376  Madia gracilis W. L. Jepson 1939-8-7 19345 Plumas Meadow Valley Comment
  SEINET11601430 Image available Madia gracilis W. Harnach, N. Harnach 1990-1 399 Plumas Sierra Valley. N of Beckwourth, Genessee Road. 1585 Comment
  CAS-BOT-BC343288  Madia gracilis C. R. Quick 1957-6-15 57 -02 Plumas About 1/2 mile s. of Lake Almanor Comment
  UCD23348  Madia gracilis E. W. Jameson 1949-6-17 s.n. Plumas 6 miles north of Keddie. 1371 Comment
  CHSC21565  Maianthemum stellatum D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  SDSU11969  Maianthemum stellatum R. M. Beauchamp 1965-7-17 Plumas Growing in shady area subject to flooding in field next to Feather River, 1/2 mile north of Chester. Comment
  CAS-BOT-BC348172  Matricaria discoidea John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1979 Plumas Butterfly Botanical Area and Vicinity. In valley proper near barn 1036 Comment
  CAS-BOT-BC348173  Matricaria discoidea John Thomas Howell 1960-7-19 35666 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC282081  Melica fugax John Thomas Howell 1961-6-21 36633 Plumas Greenville 1097 Comment
  CHSC32035  Melica fugax L. Ahart 1979-7-18 1972 Plumas Along and above road, ca. 1/8 mi s of Onion Valley, ca. 1 mi w of Pilot Peak; ca. 12 mi n of La Porte. 1800 Comment
  SEINET201565 Image available Melica stricta var. stricta A. Cronquist, AH Holmgren 1959-6-17 8468 Plumas 50 mi SE of Susanville 1372 Comment
  CAS-BOT-BC264180  Melica subulata John Thomas Howell 1960-7-22 35903 Plumas Devil's Kitchen to Drakesbad, Lassen Volcanic National Park 1828 Comment
  CHSC65645  Mentzelia albicaulis L. P. Janeway 1995-6-25 4818 Plumas 0.3-0.5 mi east of the road from Prattville to Butt Reservoir, about 2 mi southwest of Prattville and Lake Almanor. 1438 Comment
  JEPS28641  Menyanthes trifoliata George W. Gillett 1957-7-18 838 Plumas Lassen Volcanic National Park, n end of Willow Lake Willow Lake; Lassen Volcanic National Park, Willow Lake 1658 Comment
  CDA19221  Mertensia ciliata var. stomatechoides G. D. Barbe, T. C. Fuller 1982-6-16 3784 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CHSC43754  Micranthes aprica Vernon Oswald 1984-6-25 1324 Plumas La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte. 1889 Comment
  CHSC21228  Micranthes bryophora F. T. Griggs; A. Pass 1975-7-16 194 Plumas N. Shore of Lower Buck's lake. Comment
  SEINET6033449  Micranthes californica M. J. Williams 1967-4-22 s.n. Plumas Near Plumas-Butte Co. line, just west of Grizzly Tunnel 549 Comment
  CAS-BOT-BC429029  Micranthes nidifica Anna Head 1920-7-12 s.n. Plumas Frazier Falls, Gold Lake. Feather River Region Comment
  CAS-BOT-BC429148  Micranthes odontoloma Rimo Bacigalupi 1927-7-7 1639 Plumas Grey Eagle Valley & Long Lake Comment
  CAS-BOT-BC349339  Microseris nutans Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CAS-BOT-BC349347  Microseris nutans A. A. Heller 1915-7-7 12060 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC349352  Microseris nutans Rimo Bacigalupi 1927-7-11 1617 Plumas Near Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC349353  Microseris nutans E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake Comment
  CHSC118813  Microseris nutans Wendy L. Boes; Jim Battagin 2015-5-12 2015 007 B Plumas Between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. (UTM 652180 E, 4433328 N, NAD83 Zone 19N; Elevation 792 m.) 792 Comment
  SEINET10937974  Microseris nutans Mary Susan Taylor 1981-7-17 Taylor 4037 Plumas T21N R12E se/se sec 7, Sierra City NW quad. Lakes Basin area, Bear Lakes trail, just S of spur trail to Gold Lake Lodge, ca. 6 mi S of Mohawk. 6500 ft elev. 1981 Comment
  SEINET10496807  Microsteris gracilis Mary Susan Taylor 1981-5-10 Taylor 3682 Plumas T27N R12 E ne sec 26, Antelop Lake quad. S side of Antelope Lake, along path at Vista Point, ca. 20 air mi NE of Taylorsville. Sandy granite soil, in the open. 5040 ft. 1536 Comment
  RSA726355  Microsteris gracilis subsp. gracilis L. Ahart, John Dittes 2007-6-16 14110 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  CHSC101868  Mimulus breweri Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15903 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  JEPS80615  Mimulus cardinalis M. S. Taylor 1981-8-19 4215 Plumas ca 1.5 mi w Sloat (jct Bell Creek and rd 23N10); Blue Nose Mt. quad. 1310 Comment
  JEPS11523  Mimulus guttatus R. H. Platt 1891-1 18 m Plumas near Prattville; Sierras Comment
  JEPS120751  Mimulus guttatus Lowell Ahart 2013-9-11 19027 Plumas West side of Chips Creek, about 20 yards S of Hwy 70, about 1 mile SW of Belden. Comment
  RSA8051  Mimulus guttatus H. A. Barker 1927-7-3 764 Plumas Blairsden. 1372 Comment
  UC1012473  Mimulus guttatus Francis W. Pennell 1940-6-11 25806 Plumas 1 mi s Greenville (Route 89) 1219 Comment
  JEPS87756  Mimulus mephiticus Lowell Ahart 1994-6-15 7332 Plumas about 1 air mi w of Little Grass Reservoir (on n side of intersection of Lumpkin Ridge Road and the road to Tamarack Flat) 1767 Comment
  UC567165  Mimulus microphyllus E. Sawyer 1935-7-1 226 Plumas 1/2 mi s Chases; Downieville Quadrangle 1676 Comment
  JEPS28652  Mimulus moniliformis George W. Gillett 1957-7-19 844 Plumas slopes across from Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 1981 Comment
  CHSC94777  Mimulus moschatus Lowell Ahart 2006-10-8 13399 Plumas On the west side of Chips Creek, just south of the bridge on Highway 70, about 1 1/4 miles southwest of Belden. 715 Comment
  HSC20817  Mimulus moschatus H. E. Parks, S. T. Parks Jun 1928 243 Plumas Lassen National Park, Drakesbad 1738 Comment
  POM273169  Mimulus moschatus Lyman Benson 1932-7-29 4000 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  UCD20777  Mimulus moschatus A. M. Shapiro 2002-8-26 s.n. Plumas Plumas County. Feather River Canyon. Caribou Road. 914 Comment
  POM43678  Mimulus moschatus var. moniliformis Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  JEPS28645  Mimulus nanus var. jepsonii George W. Gillett 1957-7-23 893 Plumas on trail below summit Mt. Harkness; Lassen Volcanic National Park 2346 Comment
  UC1063557  Mimulus nanus var. mephiticus E. Sawyer 1935-6-22 200 Plumas 1.4 mi se Crow; Plumas National Forest, Sierraville Quadrangle Comment
  JEPS98998  Mimulus pilosus Lowell Ahart 2001-10-8 9303 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) NE of Quincy. 1522 Comment
  HSC31375  Mimulus primuloides Larry E. DeBuhr, G. D. Wallace 1972-5-21 591 Plumas Plumas National Forest: at pond reservoir in Butterfly Valley about 1 mi. SW of Keddie 1037 Comment
  UC615324  Mimulus primuloides Beryl O. Schreiber 1932-7-19 458 Plumas road to Prattville Comment
  UC125296  Mimulus pulsiferae Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  JEPS80684  Mimulus pulsiferae L. R. Heckard and T. I. Chuang 1981-6-10 5535 Plumas 2 mi ne Almanor (along highway 89 at North Humbug-Humboldt Cross Road junction, w of Lake Almanor) 1391 Comment
  CDA41727  Mimulus tilingii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3338 Plumas 0.75 mile east of Bucks summit on Bucks Lake Road. 1600 Comment
  JEPS8140  Mimulus torreyi W. L. Jepson 1910-6-5 4070 Plumas Warner Valley 1524 Comment
  JEPS8141  Mimulus torreyi W. L. Jepson 1927-6-23 12318 Plumas Morgan Springs 1584 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
  UC1509622  Minuartia nuttallii subsp. gracilis M. S. Taylor 1982-6-1 4583 Plumas ca 1 air mi se Long Valley Mine (n side of 204, 4 air mi w of Greenville); Almanor NE quad. 1524 Comment
  CAS-BOT-BC432979  Mitella breweri Clarence R. Quick 1953-8-8 53 -113 Plumas South of Meadow Valley Comment
  RSA101434  Mitella breweri R. Weatherby 1955-6-26 1562 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  JEPS122322  Mollugo verticillata Lowell Ahart 2014-9-9 19850 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  CAS-BOT-BC221699  Monardella follettii M. S. Taylor 1981-8-25 4239 Plumas W side of 26N22F, rd to Red Hill Lookout, ca. 5 air mi ne of Belden 1584 Comment
  CHSC61740  Monardella follettii L. P. Janeway 1993-7-15 4452 Plumas Plumas National Forest. Ridge between Fales Basin and Rattlesnake Gulch; overlooking 'Serpentine Canyon' of the East Branch North Fork Feather River. 1569 Comment
  CHSC61742  Monardella follettii L. P. Janeway 1993-7-15 4454 Plumas Plumas National Forest. Ridge between Rattlesnake Gulch and Twelvemile Ravine; along Rd 25N17 2.4 mi northwest of the saddle on the divide between upper Spanish Creek and East Branch North Fork Feather River; at a switchback. 1447 Comment
  UCD105971  Monardella follettii Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 1524 Comment
  UCD169412  Monardella follettii L. P. Janeway 2001-8-5 7418 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  SEINET10582324  Monardella follettii A. Graff 1993-7-22 Graff 307 Plumas Plumas National Forest. Meadow Valley Rd. south from Virgilia, on the left roadside, 3 miles from the Union Pacific RR crossing of the East Branch Feather River. T25N,R8E,S30. Locally frequent, growing on a serpentine road cut filling in with Pseudotsuga menziesii and Calocedrus decurrens. Comment
  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
  RSA35104  Monardella odoratissima Thomas H. Kearney 1944-8-14 127 Plumas Near Prattville, Lake Almanor. Comment
  JEPS103350  Monardella odoratissima subsp. glauca Lowell Ahart 2002-7-18 9857 Plumas Basalt ridge, ca 1/8 mile north of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) northwest of La Porte. 1743 Comment
  CAS-BOT-BC222118  Monardella odoratissima subsp. pallida John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54378 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CAS-BOT-BC318564  Monardella odoratissima subsp. pallida A. A. Heller; P. B. Kennedy 1907-7-9 8774 Plumas Prattville Comment
  CHSC67837  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-3 3113 Plumas S and adjacent to Hwy. 70 and Greenhorn Creek 1 mi E of Caltrans Roadside Rest, ca. 10 mi E of Quincy. Comment
  CHSC80840  Monardella odoratissima subsp. pallida Lowell Ahart 2001-7-17 8927 Plumas Outcrops, on the southeast side of a logging road, southeast of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  SD149145  Monardella odoratissima subsp. pallida John Thomas Howell 1975-7-22 51370 Plumas 2.0 miles northwest of Spring Garden. 1173 Comment
  NY429343  Monardella odoratissima var. follettii W. I. Follett 1937-8-2 108 Plumas Rich Gulch (northeast slope of Red Hill), East Branch of North Fork Feather River 1280.2 Comment
  CAS-BOT-BC220488  Monardella sheltonii Lewis S. Rose 1966-7-27 66062 Plumas Butterfly Creek & Spanish Creek, 1 mi. s. of Keddie 883 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
  CHSC67971  Monardella sheltonii James D. Jokerst 1989-7-3 3115 Plumas Hwy. 70 0.65 mi E of Greenville Y (I.e., jct. Hwys. 70 and 89). Comment
  CHSC67980  Monardella sheltonii James D. Jokerst 1989-7-3 3122 Plumas Caribou Rd. 1.2 mi N of Hwy. 70. Comment
  CHSC70266  Monardella sheltonii B. Castro 1989-8-4 343 Plumas Ca 3.5 air mi S of Bucks Lake, on N-facing flank of Mt. Ararat, near jct USFS Rds 23N19, 23N55, and the road to the top of Mt. Ararat. 1737 Comment
  HSC89387  Monardella sheltonii L. P. Janeway 1989-6-23 3399 Plumas Canyon of N Fork Feather River at Chambers Creek, along Hwy. 70 625 Comment
  RSA551259  Monardella sheltonii J. T. Howell 1975-7-22 51350 Plumas 2 miles NW of Spring Garden 1174 Comment
  SJSU15283  Monardella sheltonii S. Woolhouse 2010-7-20 4 Plumas Near Bean Hill along forest service road 25N17. Comment
  SEINET10582351  Monardella sheltonii A. Graff 1993-7-21 Graff 279 Plumas Plumas National Forest. Hwy. 70, .3 miles northwest of its junction with USNFS Rd. 23N06 (just past Mohawk), on the northeast side of the road. T22N,R12E,S5. Growing in sandy clay with Pinus jeffreyi and scrub. Mid-bloom. Bombus sp. Comment
  SEINET10582352  Monardella sheltonii A. Graff 1993-7-21 Graff 280 Plumas Plumas National Forest. Hwy. 70, .3 miles northwest of its junction with USNFS Rd. 23N06 (just past Mohawk), on the northeast side of the road. T22N,R12E,S5. Growing in sandy clay with Pinus jeffreyi and scrub. Mid-bloom. Bombus sp. Comment
  CHSC34000  Monardella stebbinsii M. S. Taylor 1981-7-18 4056 Plumas N side of Caribou Rd, ca. 3 mi ne of its jct with Hwy 70 near Belden. 853 Comment
  CAS-BOT-BC444744  Montia chamissoi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54107 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CAS-BOT-BC444746  Montia chamissoi Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC64454  Montia chamissoi B. Castro; L. Gehrung 1994-8-4 541 Plumas Ca 1.1 air mi SSE of Bucks Lake, ca 100 ft S of the Oro-Quincy Hwy, along the N-trending drainage E of Daniel's Ck (named S. Fork Haskins Ck on some maps). 1633 Comment
  UC1136698  Montia chamissoi E. Sawyer 1935-6-22 188 Plumas 1.6 mi ene of Grizzley Peak (Plumas National Forest); Plumas National Forest 1767 Comment
  RSA101452  Montia chamissoi R. Weatherby 1955-7-2 1586 Plumas Wilcox Valley. 1768 Comment
  CHSC10814  Montia linearis Lowell Ahart 1969-5-11 Plumas Near Beckwourth, Sierra Valley. 1219 Comment
  CAS-BOT-BC445099  Montia linearis A. A. Heller; P. B. Kennedy 1907-7-4 8731 Plumas Two miles south of Red Clover valley Comment
  SEINET10572666  Montia linearis Mary Susan Taylor 1981-5-10 Taylor 3676 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  UC635320  Montia linearis H. L. Mason 1924-6-18 1052 Plumas n of Graeagle Comment
  UC1586456  Muhlenbergia andina Vernon H. Oswald and Lowell Ahart 1991-7-30 4797 Plumas ca 6 mi (air) ene Humbug Summit (12 mi (air) s of Chester, w side of valley, within fenced enclosure at springs); Humbug Valley, Big Springs 1310 Comment
  CAS-BOT-BC267008  Muhlenbergia filiformis Clare B. Hardham 1970-8-9 17716 Z Plumas Road to Thompson Peak Lookout 2133 Comment
  SEINET10599816  Muhlenbergia filiformis Elmer D. Merrill 1929-7-13 Merrill s.n. Plumas Silver Lake. 1829 Comment
  RSA0020050  Muhlenbergia jonesii Anthony Baniaga 2011-8-2 480 Plumas Lassen National Forest. Along F.S. 10, 30 ft E of road, ca.0.5 mi SSW of Echo Lake. 1950 Comment
  CAS-BOT-BC275301  Muhlenbergia mexicana John Thomas Howell 1959-9-21 34746 Plumas Sand bars of Feather River, N Fork near Belden 701 Comment
  SEINET4689961  Muhlenbergia richardsonis W. Harnach, N. Harnach 1991-6-21 558 Plumas Next to R/R bridge east of Co. Rd. A-23, 1/4 mile S of Beckwourth 1487 Comment
  CHSC55676  Myosotis laxa K. R. Stern 1985-6-25 8191 Plumas Vicinity of Blairsden. 1402 Comment
  UC725291  Myosotis scorpioides A. A. Heller 1938-7-2 15241 Plumas 3 mi. e. Quincy Comment
  POM312567  Myosotis scorpioides Malcolm A. Nobs, S. Galen Smith 1949-8-20 1453 Plumas Along Highway #24, 1 mile south of Spring Garden. Comment
  RSA496341  Myosotis scorpioides Elaine Joyal, D. Mehlman 1988-6-30 1300 Plumas Mill Creek and its tributaries, 2-2.5 mi S of Graeagle along hwy #89. 1200 Comment
  SEINET8693489  Myosurus minimus W. Harnach 1989-4-16 032 Plumas Sierra Valley, Marble Lane, 0.75 W of Steel Bridge. 1487 Comment
  UCR248226  Myriophyllum hippuroides B. Villegas 2008-7-24 s.n. Plumas Northern Sierra Nevada Mtns., Indian Creek, south of Crescent Mills, near County road A22 1064 Comment
  CHSC114927  Myriophyllum sibiricum B. Villegas 2008-7-23 Plumas Lake Davis, Eagle Point. Comment
  JEPS116013  Myriophyllum sibiricum Lowell Ahart 2009-9-7 16393 Plumas In 3-4 feet of water, Lake Almanor, about 1000 feet northwest of Lake Almanor Dam 1591 Comment
  SD46448  Myriopteris gracillima Robert J. Weatherby 1950-8-11 1514 Plumas Mt. Elwell, just below abandoned lookout station 2375 Comment
  UC1965873  Myriopteris parryi J. G. Lemmon July, 1876 Plumas Taylorsville, Indian Valley Comment
  JEPS102942  Nama lobbii L. P. Janeway 2001-7-3 7266 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek 1707 Comment
  UCR4990  Nama lobbii E. C. Nord 1966-1 s.n. Plumas Northern Sierra Nevada Mtns., Sugarloaf Plantation, [6] mi. NW of Downieville [Downieville Ranger Distr., Tahoe National Forest] 1677 Comment
  RSA239302  Narthecium californicum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42346 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest; near Darlingonia Bog 1174 Comment
  SEINET12051522  Narthecium californicum W. Knight, Knight, T. 1991-1 6605 Plumas Butterfly Valley Botanical Preserve Comment
  CHSC33600  Navarretia breweri M. S. Taylor; M. Foster 1981-6-8 3867 Plumas N side of 24N08, just n of its jct with 25N93, half way between Bagley Pas and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. 1706 Comment
  UC572626  Navarretia breweri E. Sawyer 1935-6-27 211 Plumas Mouth of Dixie Valley Plumas National Forest, Sierraville Quad. 1554 Comment
  SD46739  Navarretia breweri Robert J. Weatherly 1955-7-2 1571 Plumas Bear Ridge near Taylor Lake, on exposed ridge 2194 Comment
  SEINET10496815  Navarretia breweri Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3867 Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  CHSC73422  Navarretia capillaris B. Castro; L. Gehrung, H. Durio 1995-9-19 627 A Plumas Tamarack Flat. Ca 2 air mi NW of Little Grass Valley Reservoir, on N side of USFS Rd 22N94, ca 2 road mi NW of its jcn with Lumpkin Ridge Rd (USFS Rd 22N27). In Tamarack Flat meadow. 1706 Comment
  RSA201287A  Navarretia capillaris J. T. Howell 1960-7-21 35829 Plumas Plumas County: Meadowy forest floor NW of Willow Lake. 1707 Comment
  UC907847  Navarretia capillaris Herbert L. Mason 1924-6-18 1064 Plumas 1 mi from Gold Lake; 1 mi from Gold Lake Comment
  CHSC89297  Navarretia divaricata subsp. divaricata G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3228 Plumas Sierra Nevada. 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  JEPS118685  Navarretia divaricata var. vividior L. P. Janeway 2011-7-6 10497 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir; 4.2 air km north-northeast of La Porte. La Porte 7.5' quad. Comment
  UC908133  Navarretia intertexta Herbert L. Mason 1924-6-20 1081 Plumas near Gold Lake (along trail from Gold Lake to Graeagle Camp) Comment
  CHSC91909  Navarretia intertexta subsp. intertexta Lowell Ahart; Josephine Guardino 2005-8-9 12263 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  CHSC20844  Navarretia intertexta subsp. propinqua K. R. Stern 1975-7-23 5816 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC53590  Navarretia intertexta subsp. propinqua L. P. Janeway 1989-7-25 3518 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. Edge of channel in middle of meadow. 1737 Comment
  UCD48465  Navarretia intertexta subsp. propinqua John M. Tucker 1948-7-24 1717 Plumas Near road from Cascade to Camel Peak, Plumas County, California. 1615 Comment
  CHSC34889  Navarretia leptalea subsp. leptalea M. S. Taylor 1981-8-28 4248 Plumas Along Sulphur Creek, ca. 1.4 mi s of Hwy 89, ca. 3 mi se of Clio. 1432 Comment
  CHSC97438  Navarretia leptalea subsp. leptalea Robert Fischer 2006-7-2 1039 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  SEINET2440279  Navarretia linearifolia subsp. linearifolia Leigh A. Johnson 1993-7-2 93 -123 Plumas Tahoe Natl. Forest. 5 miles NE of Hwy 89 along Hwy A15. Just off A15 near dirt road to the W. Sagebrush-Ponderosa pine area.; 0 1550 Comment
  CDA42316  Nemacladus capillaris L. Ahart, John Dittes, Josephine Guardino 2004-6-6 11013 Plumas On the north side of the logging road, about 3 3/4 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. Comment
  CDA1156  Nemophila heterophylla D. G. Kelch, A. R. Smith, Andrew Murdock, Ruth Kirkpatrick 2006-6-2 6 .274 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  CHSC97524  Nemophila pedunculata Lowell Ahart; John Dittes 2007-6-16 14103 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  POM181056  Nemophila pedunculata A. A. Heller, P. B. Kennedy 1907-7-4 8734 Plumas Meadow 2 miles S of Red Clover valley. Comment
  JEPS1873  Nemophila spatulata L. Constance 1938-6-10 2319 Plumas near Lake Almanor (Feather River at Chester); , near Lake Almanor 1219 Comment
  JEPS112759  Nicotiana attenuata Dean W. Taylor 2001-10-13 17923 Plumas Frenchman Lake Road ca. 1 mile below (South) of the dam 1767 Comment
  UC1070112  Nothocalais troximoides E. Sawyer 1935-5-22 23 Plumas 3/4 mi sw Beckwith City; Sierraville Quad. Comment
  UC1075662  Nuphar lutea subsp. polysepala Robert J. Weatherby 1950-7-28 1497 Plumas Snake Lake near Quincy; Snake Lake 1219 Comment
  CDA38180  Oenothera elata subsp. hirsutissima T. C. Fuller 1963-7-17 10925 Plumas South side of Highway 40 Alt. to Portola, ca. 6 miles east of Quincy. 0 Comment
  CDA38181  Oenothera elata subsp. hirsutissima T. C. Fuller 1963-7-17 10925 Plumas South side of Highway 40 Alt. to Portola, ca. 6 miles east of Quincy. 0 Comment
  CHSC57433  Oenothera flava L. P. Janeway; Melinda Carlson 1991-6-18 4046 Plumas Plumas National Forest. North side Middle Fork Feather River, south side of Hwy 70, at Delleker, ca 0.3 mi west of Portola. In horse pasture. 1472 Comment
  CDA38179  Oenothera flava Fred H. Surber 1984-6-14 s.n. Plumas West of Vinton. 0 Comment
  UC1583947  Oenothera flava subsp. flava G. Schoolcraft 1990-6-4 2066 Plumas s side of Hwy 70 about 5 mi e Beckwourth 1490 Comment
  SEINET7744783  Onobrychis viciifolia W. Harnach, N. Harnach 1991-6-28 590 Plumas Sierra Valley, 0.4 miles north of the Feather River Ranch Camp II sign on county rd A-24 north of Loyalton, CA. 1494 Comment
  UC1738843  Orcuttia tenuis Dean Wm. Taylor with Glenn L. Clifton 1992-8-23 13218 Plumas Highway 89 about 1 mile N of junction with Humbug-Humboldt Road, Lake Almanor region 1402 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
  CAS-BOT-BC355573  Oreostemma alpigenum var. andersonii Anna Head 1920-8-9 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CHSC36877  Oreostemma alpigenum var. andersonii M. S. Taylor 1982-8-4 4915 Plumas On N side of Soloman Saddle Rd, ca. 1 mi NW of Taylor Rock, ca. 7 air mi NE of Quincy. 1889 Comment
  CAS-BOT-BC327727  Oreostemma elatum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1684 Plumas Butterfly Botanical Area and Vicinity. Sweetwater Meadow 1127 Comment
  UCD134695  Oreostemma elatum Malcolm A. Nobs; S. Galen Smith 1949-8-19 1432 Plumas at Butterfly Valley. Comment
  RSA0037146  Oreostemma elatum J. R. Keck Jr. 1978-6-30 PDR 330066 Plumas United States, California, Plumas County. Snake Lake near Quincy. Comment
  CHSC53588  Orobanche corymbosa L. P. Janeway 1989-7-19 3500 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
  SEINET5866801  Orobanche corymbosa W. Harnach, N. Harnach 1989-6-29 202 Plumas Sierra Valley, Approx 6 road miles E of Beckwourth on Hwy 70, Hindoo Ranch 1490 Comment
  CAS-BOT-BC500310  Orobanche uniflora subsp. occidentalis Lowell Ahart 1983-7-20 4197 Plumas Near the Feather Fork Mine, La Porte; about 1/4 mi E of the mine; and ca. 5.5 mi N of La Porte 1800 Comment
  SEINET10454512  Orogenia fusiformis Mary Susan Taylor 1981-5-8 Taylor 3657 Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 Comment
  CAS-BOT-BC458062  Orthilia secunda Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC458063  Orthilia secunda Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC238432  Orthocarpus W. Harnach; N. Harnach 1990-5-27 326 Plumas Sierra Valley. Harriot Lane, one mile south of Dyson Lane 1485 Comment
  RSA59681  Orthocarpus hispidus E. K. Balls 1950-9-9 15750 Plumas West of Lakes Center Public Campground at south end of small lake. 2043 Comment
  SD7583  Osmorhiza berteroi Daniel Cleveland 1882-7-25 Plumas Comment
  CHSC33742  Osmorhiza chilensis M. S. Taylor 1981-7-22 4016 Plumas S side of 24N19, ca. 0.5 mi se of Pine Creek Valley, ca. 1 mi ne of Argentine Rock, ca. 5 air mi n of Spring Garden. 2225 Comment
  CAS-BOT-BC121008  Paeonia brownii Alice Eastwood 1918-5-25 7016 Plumas Portola Comment
  JEPS113374  Paeonia brownii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14019 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  JEPS48492  Paeonia brownii John W. Duffield 1937-5-29 Plumas above and w Meadow Valley (below UC Forestry camp); Schneider Creek Comment
  RSA122687  Paeonia brownii E. Sawyer 1935-5-23 32 Plumas 1.5 miles southeast of Kerby 1524 Comment
  CAS-BOT-BC175578  Parnassia palustris Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1688 Plumas Above Sweetawter Meadow. Butterfly Botanical Area and Vicinity 1127 Comment
  CHSC100051  Pectiantia breweri Lowell Ahart 2008-7-16 15080 Plumas East side 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
  CHSC21091  Pectiantia breweri F. T. Griggs; A. Pass 1975-7-2 59 Plumas Comment
  CHSC21517  Pectiantia breweri D. Brink; L. Mayer 1975-7-8 Plumas Along a stream above Lower Buck's Lake. Comment
  CHSC61708  Pectiantia pentandra Vernon H. Oswald; Lowell Ahart 1993-8-25 5868 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., ca. 0.2 mi upstream from the S boundary of the park at the dowstream end of a series of falls and cascades. 1987 Comment
  CHSC75545  Pedicularis groenlandica G. F. Hrusa; T. D. Wilfred 1997-6-26 13916 Plumas Sierra Nevada. Wet meadow immed. E of Brady's Camp. Pine Creek Valley, about 1/2 mi. NE Argentine Rock. 2125 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
  JEPS22196  Pedicularis racemosa Rimo Bacigalupi with Howard Whisler 1957-7-25 6032 Plumas 1 mi w of Deadwood Summit (along Bucks Lake Road, about 1 33/4 mi e of se end of Bucks Lake) 1645 Comment
  CDA14720  Pedicularis semibarbata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3242 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CHSC2468  Pedicularis semibarbata R. Carter 1964-7-4 140 Plumas One half mile N of Green Is. Lake along E side Cal. Riding and Hiking trail. 1706 Comment
  UC485726  Pedicularis semibarbata H. E. and S. T. Parks 1928-6-20 237 Plumas e side of Mount Lassen (Drakesbad) Comment
  CAS-BOT-BC69354  Pellaea brachyptera J. G. Lemmon 1880-5-1 s.n. Plumas unspecified 2438 Comment
  CHSC69695  Pellaea brachyptera Vernon Oswald; Lowell Ahart 1997-9-18 8873 Plumas Ca. 4 air mi west of Caribow on Forest Rd. 26N25 (to Mosquito Creek), 2.3 mi northeast of its junction with 26N26 (to Humbug Valley). 1383 Comment
  CHSC93173  Pellaea brachyptera L. P. Janeway 1994-5-24 4650 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca. 1371 Comment
  SD9635  Pellaea brachyptera Mrs. R. M. Austin 1877-1 Plumas Sierra Valley Comment
  CAS-BOT-BC69361  Pellaea breweri L. P. Janeway; Laurie Lamm 1992-7-21 4270 Plumas About 1.7 mi east-southeast of Dotta Neck, ca 1.7 mi northwest of Reconnaissance Peak, above end of Road 24N91Y 2103 Comment
  CAS-BOT-BC71233  Pellaea bridgesii Robert J. Weatherby 1950-8-11 1517 Plumas upper end of Long Lake, Lakes Basin Area 2133 Comment
  UC1861788  Pellaea mucronata subsp. mucronata Ruth Kirkpatrick 2001-7-21 1078 Plumas Hwy 70, across North Fork of Feather River from P.G.& E. E. Rogers Flat facility. 670 Comment
  JEPS15473  Penstemon deustus Joseph and Hilda Grinnell 1938-6-11 1093 a Plumas Mohawk 1341 Comment
  OBI9282  Penstemon deustus Lewis S. Rose 1967-7-12 67173 Plumas 1 mi S of Keddie, Butterfly Crk & Spanish Crk 884 Comment
  POM319333  Penstemon deustus Patricia Wilder 1971-6-22 5157 Plumas Spanish Ranch, 6 miles west of Quincy on Spanish Ranch Road, on north side of road. Cascade mtn range, Spanish Creek to North Fork Feather River drainage. 1098 Comment
  UCSB6173  Penstemon deustus Crosswhite, F.; Russell, N. 1960-6-8 Plumas Plumas National Forest; 1 mi. S Indian Falls 1158 Comment
  RSA242115  Penstemon deustus subsp. deustus James L. Reveal 1971-6-23 2470 Plumas Along CA Hwy 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek. Comment
  CHSC58179  Penstemon deustus var. pedicellatus Vernon H. Oswald 1992-6-18 4992 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. 1621 Comment
  NY591821  Penstemon deustus var. pedicellatus C. B. Wolf 1937-8-6 9065 Plumas Northern Sierra Nevada, Mohawk Valley, 2 miles north of Blairsden 1341.1 Comment
  JEPS126591  Penstemon deustus var. suffrutescens Lowell Ahart 2016-6-29 21075 Plumas East part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  NY609848  Penstemon deustus var. suffrutescens J. P. Kroessig 1977-5-24 29 Plumas Along north margin of Alt 40, ca. 32 km south-southeast of Greenville. Almanor quadrangle, 15' 805 Comment
  CHSC35269  Penstemon gracilentus M. S. Taylor 1981-7-21 4094 Plumas Between 25N18A and Squirrel Cr, ca. 1/2 mi se of Taylor Rock, ca. 7 air mi n of Spring Garden. 1981 Comment
  SEINET4207718  Penstemon gracilentus Mikel R. Stevens 2011-8-27 218 Plumas 6.9 miles N of Gibsonville on Quincy La Porte Rd. Ca 0.4 rd miles beyond Barkers Cabin Rd.; 0 2004 Comment
  HSC20993  Penstemon gracilentus W. R. Rogers 1966-7-6 287 Plumas Ferris Creek 1829 Comment
  CHSC101922  Penstemon laetus var. laetus Lowell Ahart; John Dittes 2009-7-13 16054 Plumas West side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC64467  Penstemon neotericus B. Castro; L. Gehrung 1994-8-4 540 Plumas Ca 1.1 air mi SSE of Bucks Lake, ca 0.1 mi S of the Oro-Quincy Hwy, along the N-trending drainage E of Daniel's Ck (named S. Fork Haskins Ck on some maps). S of confluence of two channels, at old road crossing, near W branch of stream. 1639 Comment
  SFV17480  Penstemon neotericus P. Wilson 1998-7-19 3537 dup. Plumas Sierra Nevada Highway 147 about 2 miles west of Clear Creek. 1500 Comment
  RSA6234  Penstemon neotericus D. D. Keck 1932-7-6 1719 Plumas 12 miles west of Chester. 1585 Comment
  CAS-BOT-BC239287  Penstemon newberryi var. berryi Anna Head 1920-6-15 s.n. Plumas At Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC239293  Penstemon newberryi var. berryi Robert J. Weatherby 1950-8-11 1508 Plumas Trail to Long Lake, Lakes Basin Area 1981 Comment
  CAS-BOT-BC239292  Penstemon newberryi var. berryi Ella Dales Cantelow 1940-5-11 4476 Plumas Nr. Meadow Valley Creek Ford Comment
  CAS-BOT-BC239308  Penstemon newberryi var. berryi Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy Grade Comment
  CHSC79213  Penstemon newberryi var. newberryi L. P. Janeway 2000-6-14 6834 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km south-west of Crystal Peak in the Diamond Mountains. 2304 Comment
  NY627327  Penstemon newberryi var. newberryi J. T. Howell 1967-7-11 43351 Plumas Summit ridge of Mt. Hough, (a metamorphic area) 2194.6 Comment
  UC306804  Penstemon newberryi var. newberryi unknown 1918-7-24 Plumas Peak above Mud Lake; Sierra Nevada, above Mud Lake Comment
  SEINET11262173  Penstemon personatus Robert L. Johnson, Mikel R. Stevens 2015-7-11 3952 Plumas Northern High Sierra Nevada. 0.6 rd mi S of jct with Cold Water Rd and Red Mtn Road on Gravel Range Rd. Ca 3.5 air mi south of Bucks Lake.; 0 1771 Comment
  SEINET5329276 Image available Penstemon personatus M. Foster 1988-7-8 182 Plumas Bucks Lake NE Quad; in clearcut unit, 1/2 mi E of Big Creek and Big Creek Rd., below F.S. Rd. 24N47X, 3 mi W of Bucks lake, 10 mi SW of Quincy 1591 Comment
  UCD124121  Penstemon procerus R. N. Raynor 1939-6-1 s.n. Plumas along Lake Almanor, near Chester. Comment
  CHSC76074  Penstemon roezlii G. F. Hrusa 1997-5-30 13821 Plumas Sierra Nevada. On W side of Rattlesnake Creek creekbed, immed. S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1300 Comment
  JEPS126588  Penstemon roezlii Lowell Ahart 2016-6-29 21074 Plumas East part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC239584  Penstemon rydbergii var. oreocharis Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Natl. Park Comment
  CAS-BOT-BC239586  Penstemon rydbergii var. oreocharis Fred Sommers; Greg Sommers 1976-6-11 131 Plumas Sierra Valley Marsh. 300 meters southeast of Metal Bridge 1524 Comment
  CHSC60494  Penstemon rydbergii var. oreocharis L. P. Janeway 1992-5-12 4171 Plumas Plumas National Forest. North side of Lake Davis, between the lake and Rd 112, ca 6 1/2 mi northwest of the road to the dam. 1761 Comment
  JEPS15107  Penstemon rydbergii var. oreocharis F. W. Embree 1934-6-12 107 Plumas w end Haskins Valley; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  NY651251  Penstemon rydbergii var. oreocharis R. J. Weatherby 1955-7-26 1665 Plumas 2 miles north of Spanish Peak. 2072.6 Comment
  SEINET8512817 Image available Penstemon rydbergii var. oreocharis Noel H. Holmgren, Patricia K. Holmgren 2014-1 2 Plumas Sierra Nevada, south shore of Bucks Lake, Bucks Lake Lodge area 1576 Comment
  UC565592  Penstemon rydbergii var. oreocharis Herbert L. Mason 1924-6-16 1039 Plumas near Blairsden; Feather River - near Blairsden Comment
  SD46690  Penstemon speciosus Robert J. Weatherly 1955-6-22 1534 Plumas Road to Spanish Peak lookout. 1829 Comment
  SEINET10964440  Penstemon speciosus Mary Susan Taylor 1981-5-10 Taylor 3668 Plumas T26N R12E nw sec 32. Genesee Valley quad.In loose decomposed granite gravel, N side of Genesee Valley Rd, ca. 2 mi E of its jct with Beckwourth Pass turnoff and Flournoy Bridge; overlooking Plumas Lbr. Co, ca. 5 mi E of Genesee. 4200 ft. 1280 Comment
  UC887339  Penstemon speciosus Anna Head 1921-7-6 Plumas East Pk. Feather River Region 2072 Comment
Read comments
Jun 26 2006
  CHSC34859  Perideridia bolanderi M. S. Taylor; M. Foster 1981-6-8 3865 Plumas N side of 24N08, just n of its jct with 25N93, 1/2 way between Bagley Pass and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. 1706 Comment
  UC1123118  Perideridia lemmonii E. Sawyer 1935-6-25 152 Plumas 1/2 mi n Crow; Plumas National Forest, Sierraville Quadrangle Comment
  RSA59673  Perideridia lemmonii E. K. Balls 1950-9-9 15741 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  UC711861  Perideridia lemmonii Roxana S. Ferris and Laura Lorraine 1941-8-9 10427 Plumas Lake Almanor Public Camp; meadow, near village Comment
  CAS-BOT-BC413560  Persicaria amphibia John Thomas Howell 1961-9-25 36940 Plumas Feather River bed, Portola 1478 Comment
  CHSC113582  Persicaria lapathifolia Lowell Ahart 2014-8-24 19738 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC113624  Persicaria maculosa Lowell Ahart 2014-8-31 19812 Plumas On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CAS-BOT-BC419241  Persicaria maculosa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1440 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  RSA0119039  Persicaria maculosa Lowell Ahart 2014-8-24 19737 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1534 Comment
  CHSC72313  Phacelia hastata subsp. compacta L. P. Janeway; Glenn Clifton 1998-7-9 5737 Plumas Thompson Peak, just east of the fire lookout tower and near the top. Steep, rocky, northeast-facing cliff face. 2331 Comment
  CHSC21197  Phacelia hastata subsp. hastata F. T. Griggs; A. Pass 1975-7-17 226 Plumas Buck's Lake Forest Service Survery Comment
  POM147035  Phacelia heterophylla subsp. virgata Alice Eastwood 1927-6-11 14434 Plumas United States Forest Reserve. Forest Lodge, Greenville. Comment
  CHSC26167  Phacelia humilis Detzer; Sacks 1977-7-16 45 Plumas On se border of Conklin Park Meadow, ca. 3.5 km from Squaw Peak. 1973 Comment
  RSA726372  Phacelia humilis L. Ahart, John Dittes, Josephine Guardino 2007-6-8 14005 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  SJSU15155  Phacelia humilis N. A. Hopkins 1993-6-16 1732 Plumas by Beckwourth-Janesville Rd S of Doyles Crossing 1524 Comment
  UC1537538  Phacelia humilis Gordon H. True 1938-5-24 965 Plumas Rowland's Cabin Dixie Valley 1798 Comment
  RSA74832  Phacelia hydrophylloides F. W. Peirson 1926-6-23 6831 Plumas Trail to Lassen Peak, Lassen National Park. Comment
  POM147048  Phacelia linearis Alice Eastwood 1927-06 14908 Plumas On road from Chilcott, Unites States Forest Reserve. Comment
  CDA14714  Phacelia mutabilis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3230 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CHSC39364  Phacelia mutabilis L. Ahart; P. Ahart 1983-8-17 4315 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  CHSC43682  Phacelia mutabilis Vernon Oswald 1983-8-4 964 Plumas Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas, and Tehama Counties). 1993 Comment
  JEPS1140  Phacelia mutabilis W. L. Jepson 1927-6-23 12303 Plumas Warner Creek 1584 Comment
  CDA13345  Phacelia procera G. F. Hrusa, T. D. Wilfred 1996-7-9 13193 Plumas Sierra Nevada; Grizzly Campground, S of Bucks Lake on Hwy 162. Comment
  CHSC36345  Phacelia procera M. S. Taylor 1982-8-5 4941 Plumas Around Crystal Lake just below Mt Hough summit, ca 7 air mi nne of Quincy. 2042 Comment
  UC586927  Phacelia procera Joseph Andorfer Ewan 1934-6-27 8189 Plumas on Mt. Elwell Trail 1/2 mi from Gold Lake Lodge 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
  CHSC53208  Phlox diffusa subsp. diffusa L. P. Janeway 1989-6-26 3400 Plumas Ridgetop between Crocker Mdw and the head of Mapes Cyn. 1813 Comment
  RSA95431  Phlox diffusa subsp. diffusa J. T. Howell 1951-6-28 27708 Plumas Eureka Peak. 2195 Comment
  UC1186122  Phlox douglasii subsp. rigida Herbert L. Mason 1924-6-16 1045 Plumas Graeagle Comment
  SD43455  Phlox speciosa A. Munz 1947-5-16 11832 Plumas 8.0 miles north of Chilcoot. 1524 Comment
  CDA18690  Phlox speciosa subsp. occidentalis G. D. Barbe, T. C. Fuller 1982-6-15 3697 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CHSC100723  Phoenicaulis cheiranthoides L. P. Janeway; B. Castro 2008-6-8 9402 Plumas Northern High Sierra Nevada. southwest edge of Red Clover Valley; southwest side of Beckwourth-Genesee Road 0.7 km southeast of Clover Ranch building. 1682 Comment
  CHSC33610  Phoenicaulis cheiranthoides M. S. Taylor 1981-6-17 3921 Plumas Top of Mt Ingalls, ca. 7 air mi se of Genesee. Around lookout. 2551 Comment
  RSA794999  Phoradendron libocedri L. Ahart, John Dittes 2009-7-15 16087 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
  CAS-BOT-BC58839  Phyllodoce breweri Anna Head 1920-6-30 s.n. Plumas Feather River Region - Lake Center Camp 1920 Comment
  CHSC102745  Pinus contorta subsp. murrayana Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16146 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 Alamanor Dam. 1606 Comment
  RSA325118  Pinus contorta var. murrayana M. S. Taylor 1981-5-10 3672 Plumas N side of Antelope Lake, approx. 1/4 mile E of Boulder Creek and USFS Work Center, between road and lake, approx. 20 miles NE of Taylorsville. (Antelope Lake Quad) 1537 Comment
  RSA795725  Pinus contorta var. murrayana L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16146 Plumas Meadow on the west side of 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
  CHSC33871  Pinus jeffreyi M. S. Taylor 1981-5-10 3673 Plumas N side of Antelope Lake, ca. 1/4 mi e of Boulder Creek and USFS Work Center, between rd and lake, ca 20 mi ne of Taylorville. 1536 Comment
  HSC1501  Pinus jeffreyi S. J. Hawks, D. E. Anderson 1965-5-8 46 Plumas 10 mi. N of Chester on road to Drakesbad Comment
  OBI69179  Pinus lambertiana Kristina L. Schultz, Dan Schultz 2000-11-3 2 Plumas Quincy Range. Located 1/4 mi off trl at the intersection of Jackson st and Old Meadow Valley rd Comment
  CAS-BOT-BC73083  Pinus lambertiana John Thomas Howell 1960-7-20 35751 Plumas Lassen Volcanic National Park, Boiling Springs Lake. 1798 Comment
  CAS-BOT-BC78945  Pinus monticola John Thomas Howell 1960-7-20 35777 Plumas Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  RSA59457  Pinus monticola E. K. Balls 1950-9-2 15653 Plumas Slightly below Mt. Ingalls Lookout on south slope, north of Grizzly Valley. 2485 Comment
  CAS-BOT-BC79049  Pinus ponderosa Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1595 Plumas Fern Glen 1097 Comment
  CHSC84947  Pinus ponderosa Lowell Ahart 2003-10-15 10635 Plumas On the east side of Forest Road 22N94E, about 50 yards south of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1583 Comment
  NY42445  Pinus ponderosa J. B. Walker 1994-8-1 861 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA0091369  Pinus sabiniana Bonnie C. Templeton 1968-1 11303 Plumas [No location data on label. Possibly Trinity County.] Comment
  RSA101387B  Piperia colemanii R. Weatherby 1955-7-21 1657 Plumas Bottle Springs, near Middle Fork Feather River 1616 Comment
  CHSC85488  Plagiobothrys bracteatus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3167 Plumas Long Valley, 0.4 mile south of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CDA17257  Plagiobothrys cognatus G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16284 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CAS-BOT-BC230972  Plagiobothrys hispidulus Lowell Ahart 1985-9-26 5175 Plumas Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles NW of La Porte 1584 Comment
  CAS-BOT-BC230973  Plagiobothrys hispidulus Lowell Ahart 1981-7-24 2994 Plumas A hydraulic mine about 1 mile S of La Porte 1600 Comment
  UCD120826  Plagiobothrys hispidus Kim Nixon 1977-5-28 27 Plumas Bird Creek Road, 0.2 mile north of Greeno Road and 7.2 miles east of Doyle. 1950 Comment
  POM73007  Plagiobothrys scouleri var. cusickii Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  RSA60118  Plagiobothrys scouleri var. hispidulus E. K. Balls 1950-9-2 15642 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley 2256 Comment
  CHSC51502  Plagiobothrys torreyi var. diffusus Wayne Dakan 1978-7-17 Plumas [No county on label, but probably Plumas Co.]. Comment
  JEPS102644  Plantago major Lowell Ahart 2001-8-28 9207 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
  SEINET6167876  Platanthera dilatata M. J. Williams 1966-7-11 s.n. Plumas Jamison Creek, above Johnsville. 1676 Comment
  UC1196424  Platanthera leucostachys Mrs. Mabel Dopplmaier 1949-6-18 Plumas near Johnsville Comment
  UCD134960  Pleiacanthus spinosus Collector Unknown 1955-9-1 s.n. Plumas Sierra Valley, near Longton. Comment
  UC1132869  Poa A. Hormay 1932-6-11 23 Plumas 10 mi se Quincy; Downieville Quadrangle Comment
  CAS-BOT-BC254769  Poa bolanderi George W. Gillett 1957-7-17 795 Plumas Lassen Volcanic National Park. Stream flowing from Little Willow Lake into Willow Lake 1767 Comment
  CHSC75575  Poa bolanderi G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-26 3368 Plumas Grizzly Summit 6 miles west of Bucks Lake on Spanish Ranch-Buteet County Road. Comment
  SEINET7297589 Image available Poa bolanderi Leo Whitney 1934-1 2295 Plumas Under Lodgepole Pine; Freeman Creek, northwest end of Big Grizzley Valley, ca. 9 miles northwest of Portola, Plumas National Forest. 1829 Comment
  UCD14625  Poa bulbosa Nathan Horn 1989-5-18 12 Plumas California, Plumas Co.; along the south side of Highway 70; 1450 Comment
  CAS-BOT-BC255098  Poa compressa John Thomas Howell 1961-6-21 36673 Plumas Greenville 1097 Comment
  CAS-BOT-BC255100  Poa compressa John Thomas Howell 1977-6-20 52409 Plumas Below the high water line, on the peninsula of Lake Almanor 1371 Comment
  CHSC80917  Poa compressa Lowell Ahart 2001-7-17 8898 Plumas In a small meadow, 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
  CAS-BOT-BC255125  Poa cusickii E. Sawyer 1935-5-22 26 Plumas 3.25 miles ENE of Beckwith Butte (ca. 2 miles S of Beckwith) 1493 Comment
  CHSC112550  Poa cusickii B. Castro; L. P. Janeway 2007-6-24 1644 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, ca 800 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  CAS-BOT-BC255915  Poa nervosa W. W. Wagner 1919-5-25 265 Plumas Squirrrel Creek , vicinity of Quincy 1584 Comment
  CAS-BOT-BC247272  Poa palustris John Thomas Howell 1955-7-19 30735 Plumas Portola 1478 Comment
  CAS-BOT-BC247273  Poa palustris John Thomas Howell 1961-9-23 36852 Plumas Indian Valley 1082 Comment
  JEPS107738  Poa palustris Lowell Ahart, John Dittes 2005-9-19 12371 Plumas On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  CAS-BOT-BC247379  Poa pratensis W. Harnach; N. Harnach 1991-6-21 561 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23 1487 Comment
  CAS-BOT-BC247391  Poa pratensis Javier Penalosa 1962-6-19 2498 Plumas Hwy. 40-89, +-6.2 mi. SE of Quincy 1097 Comment
  SEINET264684 Image available Poa pratensis S. Scott sn Plumas Plumas National Forest ; Sierra Nevada Range eastern side Milford Ranger District Ingalls area 1768 Comment
  UCD91819  Poa pratensis A. A. Beetle 1941-6-28 2768 Plumas west side of Lake Almanor. 1828 Comment
  CDA2372  Poa pratensis subsp. pratensis L. Ahart, J. Dittes, Robert A. Schlising, J Guardino 2004-7-3 11165 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
  UC579322  Poa pratensis subsp. pratensis E. Sawyer 1935-6-27 173 Plumas 3.6 mi n Hawks (w of Beckwith Buttes); Plumas Nat'l forest 1645 Comment
  SBBG683  Poa secunda A. A. Beetle 1941-6-28 2797 Plumas St Hwy 36, 10 mi W of Chester 1524 Comment
  SEINET190973 Image available Poa secunda A. A. Beetle 1941-6-28 2769 Plumas West side of Lake Almanor, 1829 Comment
  UCD92399  Poa secunda subsp. juncifolia G. L. Stebbins Jr. 1939-7-9 2918 Plumas North side of Sierra Valley, 2 miles W of Vinton. 1524 Comment
  CAS-BOT-BC242960  Poa secunda subsp. secunda L. W. Swift No date on label 75 Plumas Squaw Valley 1767 Comment
  CAS-BOT-BC242987  Poa secunda subsp. secunda John Thomas Howell; et al. 1967-6-12 2085 Plumas Butterfly Botanical Area and Vicinity. Area near spring 1127 Comment
  CAS-BOT-BC242992  Poa secunda subsp. secunda G. D. Barbe 1982-6-9 3655 Plumas SE and below Thompson Peak, overlooking Honey Lake Valley, Plumas National Forest 2057 Comment
  CHSC100881  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2008-6-8 9397 Plumas Northern High Sierra Nevada. Northeast side of middle of Lower Thompson Valley, about 1.8 km north of Red Clover Creek and about 10 m northeast of the Thompson Valley Creek. 1670 Comment
  CHSC61600  Poa secunda subsp. secunda Hatton; Jardine, Cayot 1914-9-12 116 Plumas Plumas National Forest. Mohawk Valley. 1371 Comment
  CAS-BOT-BC244140  Poa sierrae John Thomas Howell 1967-6-23 42740 Plumas Lewisia Rock, 3.5 miles SW of Belden, Feather River Canyon 609 Comment
  CAS-BOT-BC6509  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 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
  SEINET10496721  Polemonium micranthum Mary Susan Taylor 1982-5-7 Taylor 4413 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  CHSC21287  Polygala cornuta F. T. Griggs; A. Pass 1975-8-3 302 Plumas Buck's Lake. Comment
  CHSC113873  Polygonum aviculare subsp. aviculare Lowell Ahart 2014-8-24 19760 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  UC6668  Polygonum bistortoides John M. Coulter 1876-1 34 Plumas Comment
  UCD100254  Polygonum douglasii Lewis S. Rose 1967-7-9 67142 Plumas Quincy. 1036 Comment
  CAS-BOT-BC414560  Polygonum douglasii 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
  CHSC62484  Polygonum douglasii subsp. douglasii L. P. Janeway 1993-8-5 4498 Plumas Plumas National Forest, La Porte Ranger District. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap. 1623 Comment
  CHSC57093  Polygonum douglasii subsp. johnstonii L. P. Janeway; Garrett Gibson 1991-7-11 4070 Plumas Plumas National Forest. Beckwourth Ranger District. Westside Compartment. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  POM104561  Polygonum kelloggii Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
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Jan 23 2011
  SEINET4335414  Polygonum kelloggii var. kelloggii W. Harnach, N. Harnach 1990-5-25 323 Plumas Sierra Valley, Marble Lane, approx 0.75 mile west of bridge. 1486 Comment
  RSA518879  Polygonum lapathifolium Barbara J. Ertter 1988-10-21 8004 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  CHSC113890  Polygonum minimum Lowell Ahart 2014-8-24 19752 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
  CDA13947  Polygonum parryi G. F. Hrusa 1997-6-26 13884 A Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CAS-BOT-BC419838  Polygonum parryi Walter Knight; Irja Knight 1967-5-22 1909 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  JEPS115129  Polygonum persicaria Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16238 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  RSA59176  Polygonum phytolaccifolium E. K. Balls 1950-9-1 15602 Plumas Long Lake, above east shore toward Mt. Elwell. 2104 Comment
  SEINET10479673  Polygonum phytolaccifolium Mary Susan Taylor 1981-7-17 Taylor 4033 Plumas T21N R12E se sec 7, Sierra City quad. Lakes Basin area, Bear Lakes trail, 0.5 mi S of jct of trail to Gold Lake Lodge, ca. 6 air mi S of Mohawk; dry, open forest and outcrops; 6500 ft elev. 1981 Comment
  CAS-BOT-BC419887  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1955-7-20 30869 Plumas Mohawk 1371 Comment
  CAS-BOT-BC419892  Polygonum polygaloides subsp. confertiflorum Roxana S. Ferris; Laura Lorraine 1941-8-9 10428 Plumas At Lake Almanor Public Camp. (near village). Comment
  UC1199809  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1957-6-21 14701 Plumas vernal pool e Beckwourth Butte Comment
  CAS-BOT-BC420048  Polygonum polygaloides subsp. kelloggii D. E. Breedlove 1962-6-12 3432 Plumas Along State Highway 36, 6.9 miles west of Chester 1524 Comment
  JEPS51275  Polygonum polygaloides subsp. kelloggii W. L. Jepson 1939-8-12 19404 Plumas Ferris Creek; brach of Last Chance Creek 1767 Comment
  SEINET10871622  Polygonum shastense Mary Susan Taylor 1981-7-22 Taylor 4108 Plumas T24N R11E nw 1/4 nw 1/4 sec 5. Spring Garden quad. Slope of hill, ca. 1/4 mi S of 26N21, ca. 0.5 mi W of Pine Creek Valley, ca. 7 air mi N of Spring Garden. 2316 Comment
  UCSB51214  Polypodium californicum Almanza, Ed 1976-4-1 Plumas Feather River Canyon, N-fork, Hwy 70, 7 mi past county border 640 Comment
  JEPS94289  Polypogon monspeliensis Lowell Ahart 1997-9-11 7902 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on the w side of the North Fork of the Feather River, on w edge of Caribou Road); North Fork of the Feather River, Caribou Road 792 Comment
  UCD91457  Polypogon viridis August L. Hormay 1928-11-30 s.n. Plumas North East of the Feather River. Near Pulga. Comment
  CHSC113974  Polystichum imbricans Lowell Ahart 2014-11-16 19907 Plumas About 100 yards northweast of the paved road, about 100 yards west of Little Grass Valley Reservoir, about 60 yards south of the small stream, about 250 yards southwest of the Black Rock, about 4-1/2 miles northwest of La Porte. 1584 Comment
  POM174054  Polystichum imbricans J. G. Lemmon 1883-07 s.n. Plumas Indian Valley Comment
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Feb 4 2011
  CAS-BOT-BC72271  Polystichum imbricans subsp. curtum John Thomas Howell 1959-9-21 34743 Plumas Belden 701 Comment
  CAS-BOT-BC72351  Polystichum imbricans subsp. imbricans L. P. Janeway 1993-7-22 4473 Plumas Along the Pipeline Road 3.3 mi northwest of Lower bucks Lake dam, Bucks Lake quad. 1584 Comment
  CAS-BOT-BC102757  Populus tremuloides Alice Eastwood 1927-6-27 14894 Plumas United States Forest Reserve, on road from [Chilcott] Chilcoot Comment
  UC1351053  Populus tremuloides E. Fritz 1936-6-20 8226 Plumas Comment
  JEPS98975  Populus trichocarpa Lowell Ahart 2001-6-4 8751 Plumas Edge of the South Fork of the Feather River, about 1/4 mile NE of the Feather Fork Mine, about 2 miles NE of Little Grass Valley Reservoir, about 6 miles (air) NE of La Porte. 1615 Comment
  CHSC85001  Porterella carnosula L. P. Janeway; B. Castro 2003-9-7 7985 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/ slough/meadow complex between Hidden Lakes and Beauty Lake, 1.1 km south of Long Lake. 2063 Comment
  SEINET10873429  Porterella carnosula Sawyer 1935-6-27 SAWYER 163 Plumas Charlies Valley, northwest of Beckwith, Plumas National Forest 1524 Comment
  CAS-BOT-BC233726  Portulaca John Thomas Howell 1961-9-24 36916 Plumas Feather River bed SW of Beckwourth, Sierra Nevada 1487 Comment
  CHSC102968  Potamogeton crispus Lowell Ahart; John Dittes 2009-9-7 16392 Plumas In 3-4 feet of water, Lake Almanor, about 1000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC81433  Potamogeton foliosus var. foliosus Lowell Ahart 2001-9-18 9280 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  JEPS102522  Potamogeton foliosus var. foliosus Lowell Ahart 2001-9-18 9280 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  CAS-BOT-BC453790  Potamogeton natans Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1421 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  RSA262477  Potamogeton natans Stephen L. Clement 1973-5-27 69 Plumas 2 miles west of Keddie. Comment
  CDA11847  Potamogeton nodosus G. F. Hrusa, E. Sandoval 1993-5-3 11135 Plumas Snake Lake Vicinity; Scattered aquatic in Snake Lake, mostly within a short distance of shore. Inflorescence above water. Comment
  CHSC44265  Potamogeton praelongus Vernon Oswald 1988-7-19 3604 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On the s side of the lake. 1676 Comment
  UCD20195  Potamogeton richardsonii R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. Comment
  SEINET4458917 Image available Potentilla aperta A. A. Heller, P. B. Kennedy 1907-1 8882 Plumas Comment
  CDA26075  Potentilla biennis L. Ahart 2001-8-29 9237 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. Comment
  CHSC45738  Potentilla glandulosa subsp. reflexa L. P. Janeway 1987-6-20 2279 Plumas Ravine on N side of S Br Middle Fk Feather River, below Whiskey Hill. 1158 Comment
  CHSC20730  Potentilla gracilis K. R. Stern 1975-7-24 5901 Plumas E shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC540074  Potentilla gracilis var. fastigiata Alice Eastwood 1927-6-13 14542 Plumas Forest Lodge, Greenville Comment
  CAS-BOT-BC540076  Potentilla gracilis var. fastigiata Rimo Bacigalupi 1927-7-11 1705 Plumas Grassy Lake meadows, Gold Lake Region 1889 Comment
  CHSC36338  Poteridium annuum M. S. Taylor 1982-6-28 4755 Plumas Ramelli Ranch, between Calpine Rd and cow pasture on s side of Hwy 70, along dirt road, ca. 1 mi w of Beckwourth. 1487 Comment
  SBBG21912  Poterium sanguisorba D. Myrick 1964-7-21 894 Plumas near trail parking area, Drakesbad 1737 Comment
  CAS-BOT-BC47622  Primula suffrutescens Wayne Roderick 1967-8-5 s.n. Plumas Luther Ridge, Plumas-Sierra County line 2133 Comment
  POM287690  Primula suffrutescens Lyman Benson s.n. Plumas Sierra Nevada Range, Feather River 2439 Comment
  UC723804  Primula suffrutescens Joseph Andorfer Ewan 1934-7-16 8507 Plumas s shore Long Lake (Mt. Elwell region); , s shore Long Lake 2072 Comment
  SD6643  Prunella vulgaris Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  UCD130307  Prunella vulgaris var. lanceolata Albert Grigarick 2011-8-15 301 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. 7/8 miles W from Graeagle Trailhead to Hawley Falls. 1785 Comment
  RSA59415  Prunus emarginata E. K. Balls 1950-9-8 15710 Plumas Lakes Center Public Campground. 2043 Comment
  UC1128341  Prunus emarginata C. W. Hanks 1934-8-30 62 Plumas 1 mi s of Bald Rock (Plumas National Forest); Plumas National Forest 1676 Comment
  UC1128345  Prunus emarginata G. F. Burk 1933-8-20 39 Plumas Lexington Hill, Plumas National Forest Lexington Hill; Plumas National Forest, Lexington Hill 1676 Comment
  UCSB13455  Prunus emarginata Breedlove, Dennis 1962-6-12 Plumas Upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CHSC37657  Prunus virginiana var. demissa T. B. Devine 1981-8-28 760 Plumas On S side of Caribou Road; ca. 4 mi from junction with Hwy 70 along the E branch of the N Fork of Feather River. 853 Comment
  CAS-BOT-BC357345  Pseudognaphalium microcephalum Gladys L. Smith 1976-6-7 4554 Plumas Rte. 70, Spring Garden Sta. 6 miles east of Quincy 1219 Comment
  RSA201260  Pseudognaphalium thermale J. T. Howell 1960-8-20 36279 Plumas Kelly Camp, near Drakesbad 1616 Comment
  RSA74356  Pseudostellaria jamesiana Milo S. Baker 1952-5-26 12465 Plumas Highway 89, just below Greeneville Comment
  CAS-BOT-BC80157  Pseudotsuga menziesii Alice Eastwood 1927-6-15 14704 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CAS-BOT-BC80160  Pseudotsuga menziesii Walter Knight; Irja Knight 1966-9-12 1726 Plumas Rubble Gap 1127 Comment
  CHSC34264  Pseudotsuga menziesii var. menziesii M. S. Taylor 1981-7-27 4133 Plumas At point in Ward Creek Rd, between Ward Creek and Peel Ridge, ca. 2 mi se of Genesee. 1371 Comment
  JEPS124097  Psilocarphus tenellus Lowell Ahart 2015-6-7 20210 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
  CHSC97471  Psilocarphus tenellus var. tenellus Lowell Ahart; John Dittes 2007-6-16 14085 Plumas Graded road gutter, east of the 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-BC72611  Pteridium aquilinum Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1592 Plumas Fern Glen. 1097 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
  CAS-BOT-BC453566  Pterospora andromedea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1650 Plumas Butterfly Botanical Area and Vicinity: In area adjacent to Sweetwater Meadow 1127 Comment
  CHSC33740  Pterospora andromedea M. S. Taylor; M. Foster 1981-7-14 4017 Plumas Saddle at head of Bullfrog Ravine, ca. 20 ft e of 26N18. Ca. 3 air mi nw of Indian Falls. 1584 Comment
  CAS-BOT-BC453564  Pterospora andromedea Mrs. A. L. Coombs 1906-6-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC460527  Pterospora andromedea M. S. Taylor 1981-6-2 4588 Plumas On W side of spur road off 23N49, 0.5 mi. S of its junction with 23N49, just SW of Mt. Jackson, ca. 3 air mi. N of Mohawk 1524 Comment
  UCD91537  Puccinellia distans John Thomas Howell 1955-7-19 30803 Plumas Vinton. 1505 Comment
  SEINET4890226  Puccinellia lemmonii W. Harnach, N. Harnach 2000-6-14 909 Plumas Sierra Valley, approximately 0.5 miles west of County Road A-24, 2.5 miles north of Loyalton 1518 Comment
  RSA641878  Purshia tridentata var. tridentata Michael A. Vincent 1999-6-7 8529 Plumas W of Frenchman Lake along FS Route 11. Plumas National Forest. Milford Ranger District. 1524 Comment
  UC1128539  Purshia tridentata var. tridentata N. French 1934-11-16 557 Plumas 6 mi s Beckwith; Plumas National Forest, Sierraville Quad. 1493 Comment
  UCSB45772  Purshia tridentata var. tridentata Reisentz, Paul 1979-5-12 Plumas Indian Creek at the junction of Highway 70 and Highway 89 Comment
  CHSC56859  Pycnanthemum californicum L. P. Janeway; Garrett Gibson 1991-8-2 4104 Plumas Plumas Natiotal Forest. South side of Smith Peak; at spring near head of West Branch Humbug Creek. 1828 Comment
  CHSC69704  Pycnanthemum californicum Vernon Oswald; Lowell Ahart 1997-9-18 8881 Plumas Forest Road 26N25 at Soda Ravine, ca. 4.5 mi west of Butte Valley Reservoir. 1249 Comment
  JEPS115109  Pycnanthemum californicum Lowell Ahart, John Dittes 2009-7-27 16181 Plumas On dry soil, about 20 yards north of the poor dirt road, about 20 yards east of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CHSC33882  Pyrola aphylla M. S. Taylor 1981-7-21 4078 Plumas NE corner of jct 25N42 and 401, e and above Squirrel Creek, ca. 3 air mi n of Spring Garden. 1371 Comment
  CAS-BOT-BC466283  Pyrola asarifolia M. S. Taylor 1981-8-20 4227 Plumas Above spring in Bullfrog Ravine, ca 3 air mi NW of Indian Falls 1706 Comment
  CAS-BOT-BC462782  Pyrola dentata Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC462783  Pyrola dentata E. K. Balls 1950-8-30 15508 Plumas 5 mi W of Feather River Experiment Station, Quincy 1066 Comment
  CHSC76053  Pyrola picta G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3238 Plumas Mt. Hough-Crystal Lake Road, 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  SEINET10449177  Pyrola picta Mary Susan Taylor 1981-7-21 Taylor 4091 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
  JEPS107610  Pyrrocoma carthamoides var. cusickii Lowell Ahart, Josephine Guardino 2005-8-10 12306 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  JEPS113922  Pyrrocoma lanceolata var. lanceolata W. and N. Harnach 2000-8-2 974 Plumas Sierra Valley, 3/4 mile east of A-23 on Marble Lane at the hot wells. 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
  CAS-BOT-BC62431  Quercus chrysolepis Mrs. Jos Clemens 1919-10-27 s.n. Plumas Taylorsville Comment
  UCD46185  Quercus garryana F. T. Griggs 1977-7-17 229 Plumas Soda Creek, ca. 5 miles north of Belden, Plumas County, California. 1524 Comment
  CAS-BOT-BC62737  Quercus garryana var. breweri Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  CHSC9709  Quercus kelloggii Nancy Mosman 1971-7-11 76 Plumas On slope along w side of road ca. 1.3 mi s of Belden turnoff and Hwy 70. 1025 Comment
  CHSC39782  Quercus wislizeni var. wislizeni Eloise Gallatin 1935-5-19 Plumas Feather River Canyon. Comment
  CAS-BOT-BC362684  Raillardella argentea John Thomas Howell 1951-6-28 27724 Plumas Eureka Peak 2225 Comment
  CAS-BOT-BC362686  Raillardella argentea Lowell Ahart 1981-7-21 2955 Plumas Buzzards Roost Ridge, north of PIlot Peak 2000 Comment
  CAS-BOT-BC379202  Ranunculus andersonii var. andersonii W. Harnach; N. Harnach 1990-3-31 254 Plumas Sierra Valley, found on west side of volcanic knob to the west of Co. Rd. A-23. land belonging to Wilson brothers and for sale at present Comment
  SEINET10536067  Ranunculus aquatilis var. capillaceus Mary Susan Taylor 1982-5-16 Taylor 4455 Plumas T22N R12E sw/ne sec 15. Blairsden quad. Mohawk Valley, at creek crossing rd, ca. 1/8 mi e of its jct with Hwy 89, ca. 1/4 mi n of Graeagle. 4300 ft. 1311 Comment
  CAS-BOT-BC379247  Ranunculus aquatilis var. diffusus George W. Gillett 1957-7-18 822 Plumas Lassen Volcanic National Park, growing in the main inlet to Willow Lake, at the north end of Willow Lake Meadow 1661 Comment
  UCD20198  Ranunculus aquatilis var. diffusus R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. Comment
  POM284447  Ranunculus aquatilis var. harrisii Lyman Benson 1949-6-21 13748 Plumas Hat Creek, 13.5 miles N of Manzanita Lake. Cascade Mt. Pit River Drainage 1220 Comment
  CDA19255  Ranunculus aquatilis var. hispidulus G. D. Barbe, T. C. Fuller 1982-6-17 3857 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  UC1191441  Ranunculus flammula Malcolm A. Nobs and S. Galen Smith 1949-8-18 1373 Plumas just s Chester (marshes at n end of lake); Lake Almanor, Last Chance Marshes Comment
  CHSC60557  Ranunculus glaberrimus var. ellipticus L. P. Janeway 1992-4-2 4150 Plumas Plumas National Forest. Along Beckwourth-Genesee Road near junction with road to Laufman. Southwest side of Red Clover Valley. 1679 Comment
  UC725558  Ranunculus occidentalis A. A. Heller 1942-5-8 16456 Plumas 2 mi w Paxton (along State Hwy 24) Comment
  CHSC53214  Ranunculus occidentalis var. ultramontanus L. P. Janeway 1989-6-9 3282 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. Along a drainage. 1691 Comment
  CHSC60482  Ranunculus orthorhynchus var. orthorhynchus K. R. Stern 1985-6-25 8287 Plumas Vicinity of Blairsden. 1402 Comment
  SD149108  Rhamnus John Thomas Howell 1976-7-20 52037 Plumas Transition zone forest at south end of Lake Almanor 1372 Comment
  CAS-BOT-BC56576  Rhododendron columbianum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1691 Plumas Sweetwater Meadow 1127 Comment
  CHSC102005  Rhododendron neoglandulosum L. P. Janeway; B. Castro 2009-8-29 9945 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
  RSA121959  Rhododendron occidentale var. californicum F. W. Embree 1934-6-6 64 Plumas South slope of Bucks Mountain. 1524 Comment
  CAS-BOT-BC111875  Rhynchospora alba Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1687 Plumas In wet area of Sweetwater Meadow. 1127 Comment
  UC1730229  Rhynchospora alba L. P. Janeway 1998-9-10 6272 Plumas Butterfly Valley Botanical Area; upper edge of darlingtonia bog (Sweetwater Marsh) just below Road 25N47 0.3 mi south of Road 417. 1173 Comment
  RSA286277  Rhynchospora capitellata Robert F. Thorne 1974-7-30 45011 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  CAS-BOT-BC108707  Ribes cereum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54274 Plumas Sierra Nevada. Rocky summit ridge, Mount Hough. 2203 Comment
  CAS-BOT-BC108710  Ribes cereum Clarence R. Quick 1963-7-24 63 -65 Plumas Sierra Nevada. 1.5 miles east of Wheeler Peak. Comment
  CHSC112061  Ribes cereum var. cereum L. P. Janeway 2014-7-15 11530 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CAS-BOT-BC169124  Ribes inerme var. inerme Clarence R. Quick 1961-6-23 61 -37 Plumas WEst end of Humbug Valley ca. 2 mi. w. of Longville - Sierra Nevada Comment
  CAS-BOT-BC219229  Ribes nevadense Mary Strong Clemens 1920-5-24 s.n. Plumas Taylorsville Comment
  UCD102421  Ribes nevadense G. T. Nordstrom 1934-7-16 229 Plumas 1 3/4 NE of Mt. Ararat. 1767 Comment
  CHSC20732  Ribes roezlii K. R. Stern 1975-7-23 5899 Plumas W shore of Lake Almanor. 1371 Comment
  LA205501  Ribes roezlii Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  CAS-BOT-BC186217  Ribes roezlii var. roezlii L. P. Janeway 1989-6-20 3354 Plumas East-facing slope near top of Crocker Mtn overlooking Red Clover Valley 2194 Comment
  CAS-BOT-BC186225  Ribes roezlii var. roezlii Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC363067  Rigiopappus leptocladus Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth 1524 Comment
  SEINET10480670  Rorippa Mary Susan Taylor 1981-7-13 Taylor 4000 Plumas T24N R16E se/nw sec 5, Frenchman Lake quad; E side of 24N55, ca. 0.4 mi N of its jct with 28N11, ca. 0.7 mi N of N tip of the Lake, ca. 14 air mi N of Chilcoot. 1737 Comment
  CAS-BOT-BC74647  Rorippa curvisiliqua Robert J. Weatherby 1950-7-7 1453 Plumas Ganser Creek. Quincy. 1219 Comment
  CHSC21525  Rorippa curvisiliqua var. orientalis L. Mayer; D. Brink 1975-7-9 Plumas Buck's Lake. Comment
  CDA25130  Rorippa nasturtium-aquaticum T. C. Fuller 1962-6-14 9003 Plumas Road to Genesee, 2.7 miles north of Beckwourth. 0 Comment
  CHSC87999  Rosa bridgesii Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11174 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. 2053 Comment
  CAS-BOT-BC148168  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight 1966-7-26 1558 Plumas Fern Glen - butterfly Botanical Area and vicinity 1112 Comment
  CAS-BOT-BC148179  Rosa gymnocarpa C. R. Quick 1947-7-31 47 -70 Plumas Big Bar Mt., Plumas N.F., near S. line sec. 3 1249 Comment
  JEPS99062  Rosa gymnocarpa Lowell Ahart 2002-7-6 9854 Plumas On the NW side of Axford Creek, about 300 yards NE of the gravel road, about 1 1/4 mile (air) east of the Robinson Mine, about 2 miles (air) SW of Grizzly Mountain, about 4 miles (air) SW of Haskins Valley and Bucks Lake. 1648 Comment
  CAS-BOT-BC147044  Rosa pisocarpa John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2453 Plumas Butterfly Creek Canyon 975 Comment
  CAS-BOT-BC147046  Rosa pisocarpa Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1399 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC146929  Rosa woodsii John Thomas Howell 1963-6-3 39389 Plumas Quincy 1036 Comment
  JEPS45630  Rosa woodsii var. ultramontana W. L. Jepson 1918-8-16 8018 Plumas near Taylorville; Indian River 1097 Comment
  CAS-BOT-BC148002  Rubus leucodermis Thomas H. Kearney 1944-8-14 63 Plumas Near Prattville, Lake Almanor Comment
  RSA184931  Rubus leucodermis L. S. Rose 1966-7-26 66051 Plumas Butterfly Creek and Spanish Creek. 1 mile S of Keddie. 991 Comment
  CHSC102125  Rubus parviflorus Lowell Ahart; John Dittes 2009-7-27 16169 Plumas On damp to dry soil, west of the small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  JEPS115561  Rubus parviflorus Lowell Ahart, John Dittes 2009-7-27 16169 Plumas On damp to dry soil, west of the small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  UCD169666  Rudbeckia occidentalis L. P. Janeway; B. Castro 2011-9-11 10718 Plumas Northern High Sierra Nevada. Between Road 22N57 (the road around Little Grass Valley Reservoir) and Black Rock Creek just before it empties into the Reservoir. 1570 Comment
  UC1140949  Rudbeckia occidentalis G. T. Nordstrom 1934-7-9 192 Plumas 1.5 mi nw of Mt. Ararat; Bidwell Bar 1676 Comment
  CHSC53592  Rumex acetosella L. P. Janeway 1989-7-20 3505 Plumas Plumas National Forest Beckwourth Ranger District Crocker Compartment. Forest along southerly side of Red Clover Valley at jct of rd 26N70 (to Laufman) and Beckwourth-Genesee Rd (rd 111) 9.5 mi from Beckwourth. Dense patch of this on road shoulder at crossing of dry creek. 1676 Comment
  CAS-BOT-BC422048  Rumex acetosella Lowell Ahart 1985-9-26 5170 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte 1584 Comment
  CAS-BOT-BC422167  Rumex californicus John Thomas Howell 1973-7-9 49714 Plumas Crescent Mills 1066 Comment
  CHSC97217  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
  CHSC36935  Rumex crispus M. S. Taylor 1982-9-8 5108 Plumas S side of Round Valley Reservoir, ca. 4 mi s of Greenville. 1371 Comment
  JEPS122171  Rumex fueginus Lowell Ahart 2014-8-20 19713 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  CHSC102669  Rumex maritimus Lowell Ahart; John Dittes 2009-9-7 16387 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS113590  Rumex maritimus Lowell Ahart, Josephine Guardino 2007-7-20 14346 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  CHSC45870  Rumex salicifolius var. triangulivalvis Lowell Ahart 1976-7-7 1155 Plumas Growing on moist soil by Cold Water Creek, about 4 miles south of Grizzly Mountain, about 10 miles south of Bucks Lake. 1524 Comment
  CAS-BOT-BC267071  Sagittaria Marcus E. Jones 1897-7-5 s.n. Plumas Prattville 1371 Comment
  CAS-BOT-BC103628  Salix eastwoodiae Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas west side of Deer Lake, Gold Lake region Comment
  CHSC54416  Salix eastwoodiae Vernon H. Oswald 1991-7-17 4751 Plumas Little Willow Lake located on the south border of the park, ca. 2.5 miled (air) south-southeast of Drakesbad. 1828 Comment
  UC846413  Salix eastwoodiae Mrs. E. C. Sutliffe Aug. 1919 Plumas Gold Lake region Comment
  CHSC80688  Salix exigua Lowell Ahart 2001-6-4 8758 Plumas Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1594 Comment
  RSA101403  Salix exigua R. Weatherby 1955-8-4 1672 Plumas No Ear Bar. Middle Fork Feather River. 915 Comment
  CAS-BOT-BC125312  Salix lasiandra var. lasiandra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54337 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  CAS-BOT-BC107053  Salix lasiolepis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1832 Plumas Butterfly Canyon 1066 Comment
  RSA128974  Salix lasiolepis var. sandbergii J. T. Howell 1951-8-19 28171 Plumas 3 miles E of Rich Bar. 854 Comment
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Jun 4 2009
  CHSC75538  Salix lemmonii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3075 Plumas 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  JEPS14800  Salix lemmonii W. L. Jepson 1910-6-5 4066 Plumas Warner Valley 1524 Comment
  CAS-BOT-BC125104  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 398 Plumas North Fork of Feather River, at Chester 1350 Comment
  CAS-BOT-BC125106  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 397 Plumas North Fork of Feather River, at Chester 1350 Comment
  RSA218938  Salix ligulifolia Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 397 Plumas N Fork of Feather River, at Chester. 1350 Comment
  SBBG57908  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 394 Plumas N fork of Feather River at Chester, flood plain at hwy bridge 1350 Comment
  UC481907  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 398 Plumas N. Fork Feather R. at Chester; N. Fork Feather R. 1350 Comment
  UC482032  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 393 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  UC482036  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 394 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 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
  CHSC92139  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes 2005-9-19 12369 Plumas On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  CHSC97163  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14035 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  CAS-BOT-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
  CAS-BOT-BC129396  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
  CDA14755  Salix melanopsis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3316 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite 1341 Comment
  POM218939  Salix melanopsis Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 396 Plumas N Fork of Feather River, at Chester. 1350 Comment
  SBBG57918  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 395 Plumas N Fork of Feather River, at Chester, at hwy bridge 1350 Comment
  SBBG57933  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 395 Plumas N Fork of Feather River, at Chester 1350 Comment
  JEPS124131  Salix orestera Lowell Ahart, John Deurloo 2015-8-25 20532 Plumas 2.8 miles (air) east-northeast of Silver Lake, 3.3 miles (air) south of Twain, 7.8 miles (air) west-northwest of Quincy. Comment
  CDA35029  Salix scouleriana G. D. Barbe, T. C. Fuller & J. T. Howell 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 1 of 2. 1645 Comment
  JEPS14874  Salix scouleriana John Warren Duffield 1937-7-25 Plumas near Schneider Creek Section 26 1280 Comment
  CDA5750  Salvia aethiopis T. C. Fuller 1962-6-13 8999 Plumas Hannon property, south side of North Road, Indian Valley, 4.6 miles east of Greenville. 0 Comment
  CAS-BOT-BC235198  Sambucus racemosa var. racemosa Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CDA17223  Sanguisorba annua G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16326 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  SD46577  Sanguisorba annua Robert J. Weatherby 1930-7-7 1456 Plumas Gansner Creek, Quincy 1219 Comment
  UC555549  Sanguisorba annua H. L. Mason 1924-6-16 1042 Plumas near Graeagle (South banks of Feather River); s banks of Feather River Comment
  RSA0089043  Sanicula bipinnatifida Bonnie C. Templeton 1968-6-9 11248 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  CHSC53112  Sanicula graveolens L. P. Janeway 1990-6-28 3742 Plumas Plumas National Forest. Upper Joseph Creek, on northeast side of Grizzly Ridge. 2011 Comment
  JEPS103326  Sanicula graveolens Lowell Ahart 2002-6-26 9758 Plumas About 2 miles (air) northwest of Little Grass Valley Reservoir dam, ca 5 miles (air) northwest of La Porte. 1741 Comment
  JEPS95555  Sanicula graveolens Lowell Ahart 1994-7-7 7450 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  CHSC115163  Sanicula tuberosa Lowell Ahart 2015-6-7 20209 Plumas On the west side of the dirt road, Lava Top, about 2-1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  CHSC33875  Sanicula tuberosa M. S. Taylor 1981-5-8 3658 Plumas At jcts of rds 26N18m 26N92, 27N92, ca. 0.5 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  JEPS113467  Sanicula tuberosa Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13992 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  JEPS25809  Sanicula tuberosa John W. Duffield 1937-5-27 Plumas Meadow Valley, Grubstake Flats, southwestern Plumas County Meadow Valley; , Grubstake Flats Comment
  SEINET10454588  Sanicula tuberosa Mary Susan Taylor 1981-5-8 Taylor 3658 Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 Comment
  CHSC41778  Saponaria officinalis C. A. Janeway 1986-8-19 Plumas Found ca. 10.0 mi east of Highway 89 on Arlington Road. South side of road, ca. 100 feet above Indian Creek. 1121 Comment
  CHSC95047  Saponaria officinalis L. P. Janeway 2006-7-11 8812 Plumas Northern High Sierra Nevada. North edge of North Fork Feather River, 0.5 km northeast of Injun Jim Campground site. 610 Comment
  SEINET4173732  Sarcobatus vermiculatus W. Harnach, N. Harnach 2000-8-23 997 Plumas Sierra Valley, 1 mile west of the Steel Bridge on Marble Lane 1486 Comment
  UC639099  Sarcodes sanguinea unknown July, 1937 Plumas Meadow Valley Comment
  CHSC85005  Sceptridium multifidum L. P. Janeway; B. Castro 2003-9-7 7983 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/ slough/meadow complex between Hidden Lakes and Beauty Lake, 1.1 km south of Long Lake. 2063 Comment
  RSA715684  Schedonorus arundinaceus L. Ahart, Josephine Guardino 2005-8-9 12293 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1598 Comment
  UC1100850  Scirpus congdonii Malcolm A. Nobs, S. Galen Smith 1949-8-18 1394 Plumas Last Chance Marshes at n end Lake Almanor (just s of Chester); s of Chester, Last Chance Marshes at n end Lake Almanor Comment
  RSA91492  Scirpus congdonii F. W. Peirson 1932-7-19 10348 Plumas Feather River. Near Chester. 1463 Comment
  SEINET10872756  Scirpus congdonii Lowell Ahart 1985-7-3 Ahart 5103 Plumas About 4 1/4 miles north-east of La Porte. Comment
  CAS-BOT-BC110860  Scirpus diffusus John Thomas Howell 1976-7-15 51870 Plumas Snake Lake, about 4 miles northwest of Quincy 1219 Comment
  CHSC90300  Scirpus diffusus L. P. Janeway 1994-8-24 4744 Plumas Northern High Sierra Nevada. Along small creeklet about 500 ft south of Meadow Valley Creek between Little Schneider Creek and Rock Creek. 1127 Comment
  CAS-BOT-BC111001  Scirpus microcarpus Walter Knight; Irja Knight 1966-9-12 1706 Plumas Rubble Gap. Butterfly Botanical Area and Vicinity 1127 Comment
  RSA59679  Scirpus microcarpus E. K. Balls 1950-9-9 15748 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  SEINET3914778  Scirpus microcarpus LeDoux, Morris; Dunn 1973-6-5 1071 Plumas Collected on south side of Greenville.; 0 Comment
  CHSC62117  Scutellaria californica L. P. Janeway 1993-6-30 4409 Plumas Plumas National Forest. Along Hwy 70 in canyon of East Branch North Fork Feather River, 2.9 mi southwest of Hwy 89. 868 Comment
  UCD125680  Scutellaria nana Michael A. Vincent 1999-6-8 8557 Plumas Plumas National Forest, Milford Ranger District. Along FS 26N16 between FS 26N17 and Doyle's Crossing bridge. Comment
  UCSB45770  Sedum spathulifolium Reisentz, Paul 1979-5-12 Plumas At Injun Jim Campground, 5.7 miles south of Beldon on Highway 70 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
  CHSC89470  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-11 201 Plumas Located in the Quincy District of the Plumas National Forest, SE of North Fork Campground. 1005 Comment
  CHSC89472  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-11 203 Plumas Located in the Quincy District of the Plumas National Forest, above Middle Campground, Feather River Canyon. 1463 Comment
  CAS-BOT-BC341176  Senecio hydrophiloides L. P. Janeway; Garrett Gibson 1991-6-12 4001 Plumas Plumas National Forest, Beckwourth Ranger District. Along Poco Creek, ca 0.8 mi northeast of Red Clover Creek (off the northwest end of Red Clover Valley) 1664 Comment
  CHSC57418  Senecio hydrophiloides L. P. Janeway; Garrett Gibson 1991-6-24 4063 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. Middle of a meadow. 1691 Comment
  CHSC93158  Senecio hydrophilus L. P. Janeway 1994-8-16 4733 Plumas Northern High Sierra Nevada. West side of Little Schneider Creek about 0.5 mi south of Meadow Valley Creek. Large meadow. 1146 Comment
  CHSC94915  Senecio integerrimus var. exaltatus L. P. Janeway; B. Castro 2006-6-4 8672 Plumas Northern High Sierra Nevada. Along the road from Squaw Valley to McReynolds Valley, 0.5 km south of Squaw Valley Road (and Squaw Valley). 1698 Comment
  CHSC98353  Senecio integerrimus var. exaltatus L. P. Janeway 2007-5-20 8986 Plumas Northern High Sierra Nevada. Along road to the top of Red Hill, about 0.2 km due north of the summit. 1902 Comment
  LA204250  Senecio integerrimus var. major E. D. Merrill; 1929-7-13 sn Plumas Sierra Nevada, Silver Lake 1828 Comment
  CAS-BOT-BC364397  Senecio triangularis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54291 Plumas On China Grade, 1.4 miles south of Taylorsville 1402 Comment
  RSA59418  Senecio triangularis E. K. Balls 1950-9-8 15707 Plumas Lakes Center Public Campground, Southern Plumas County. 2043 Comment
  CHSC112595  Senecio vulgaris Lowell Ahart 2013-9-11 19027 A Plumas Gravel bar on the west side of Chips Creek, about 20 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  CAS-BOT-BC364771  Sericocarpus oregonensis subsp. californicus Roxana S. Ferris; Laura Lorraine 1941-8-8 10418 Plumas 3 miles from Greenville on road to Lake Almanor Comment
  CHSC61704  Sibbaldia procumbens Vernon H. Oswald; Lowell Ahart 1993-8-25 5870 Plumas Lassen Volcanic National Park. North Arm of Rice Creek near the N end of the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. Along the edge of the creek. 2057 Comment
  UC1873585  Sidalcea gigantea L. P. Janeway 1996-8-15 5069 Plumas Along the Oroville-Quincy Hwy, 1.1 mi west of Grizzly Creek; between the road and Little Grizzly Creek 1645 Comment
  CHSC9756  Sidalcea glaucescens Nancy Mosman 1971-7-17 150 Plumas In meadow 25 ft n of Hwy 32 ca. 3.8 mi s of Chester. 1493 Comment
  UCD147786  Sidalcea oregana Allyson Ayalon; Lucie Jerabkova 2012-8-1 139 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  RSA60239  Sidalcea oregana subsp. spicata E. K. Balls 1950-9-2 15631 Plumas Mt. Ingalls Lookout, north of Grizzly Valley. 2485 Comment
  SBBG122808  Sidalcea oregana subsp. spicata B. Ertter 1988-7-25 7843 Plumas Snoring Springs, 0.5 mi N of Diamon Mtn-Greenville-Red Rock jct; Diamond Mtns 1981 Comment
  CHSC88885  Silene G. Blosser 2004-8-15 8 Plumas High Sierra Nevada. Middle Fork Feather River: 10 feet from the east bank of river 1/2 mile north of Mohawk. 1310 Comment
  CAS-BOT-BC384431  Silene coronaria M. S. Taylor 1982-8-23 5035 Plumas Hillside above Feather River, ca. 1/4 mi n of Dutch Creek, ca. 1/2 mi ne of Twain 853 Comment
  CAS-BOT-BC386990  Silene douglasii John Thomas Howell 1951-6-28 27711 Plumas Eureka Peak 2255 Comment
  CHSC36995  Silene douglasii var. douglasii M. S. Taylor 1982-8-5 4924 Plumas Mt Hough summit, ca. 7 air mi nne of Quincy. 2203 Comment
  CAS-BOT-BC181347  Silene latifolia Walter Knight; Irja Knight 1967-9-16 2243 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area and Vicinity 883 Comment
  CAS-BOT-BC389376  Silene lemmonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54214 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CAS-BOT-BC389388  Silene lemmonii Rimo Bacigalupi 1927-7-11 1709 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC389395  Silene lemmonii A. A. Heller; P. B. Kennedy 1907-7-11 8814 Plumas Prattville Comment
  CDA18440  Silene lemmonii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3142 Plumas Sierra Nevada; 3.25 mi west of Round Valley Reservoir Dam; 0.25 mil east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  RSA699252  Silene lemmonii L. Ahart, John Dittes, Josephine Guardino 2004-6-6 10997 Plumas On the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1518 Comment
  CAS-BOT-BC389374  Silene lemmonii L. P. Janeway 1990-6-19 3722 Plumas Plumas National Forest, Beckwourth Ranger District, Rattlesnake Compartment. West of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley 1402 Comment
  CAS-BOT-BC389556  Silene nuda M. S. Taylor 1982-6-28 4764 Plumas Ramelli Ranch, sw of jct of Hwy 70 and Calpine Rd, ca. 1 mi w of Beckwourth 1487 Comment
  CHSC36334  Silene nuda M. S. Taylor 1982-6-28 4764 Plumas Ramelli Ranch, sw of jct of Hwy 70 and Calpine Rd, ca. 1 mi w of Beckwourth. 1487 Comment
  UC1037218  Silene nuda Leo Whitney 1934-8-23 1584 Plumas one mi e Murdock Crossing (Plumas National Forest); , e of Murdock Crossing 1920 Comment
  CHSC110762  Silene occidentalis subsp. occidentalis Dean Wm. Taylor; Tom Engstrom 2011-8-2 21138 Plumas The Sierra Nevada. Ridge 1 mile East of Fowler Peak, along the Pacific Crest Trail 0.3 trail miles E of the junction with Forest Road 22N27. 1722 Comment
  RSA59429  Sisymbrium altissimum E. K. Balls 1950-9-15 15853 Plumas South tip Lake Almanor, near P. G. E. dam, Highway 89. 1372 Comment
  CDA17254  Sisyrinchium elmeri G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16281 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  SEINET3876745  Sisyrinchium elmeri Lewis S. Rose 1968-6-11 68104 Plumas Butterfly Valley. 4 mi. S of Keddie.; 0 1036 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
  SEINET10475259  Solidago canadensis subsp. elongata Mary Susan Taylor 1981-8-20 Taylor 4232 Plumas California: T27N R8E sw1/4 of sw1/4 sec 36. Almanor NE quad. S side of Fox Road (27N92) at jct with creek, ca. 2 mi SE of Canyon Dam. Plumas County. 5000 ft. 1524 Comment
  CHSC95175  Solidago elongata R. D. Fischer; Jenny Marr 2004-8-7 820 Plumas Sierra Nevada foothills between Butte Meadows and Hwy 89 along Humbug Valley Road at the Yellow Creek crossing. 1219 Comment
  HSC6185  Solidago elongata L. S. Rose 1966-7-28 66072 Plumas Quincy 1067 Comment
  JEPS113515  Solidago elongata Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14470 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  UC1999876  Solidago elongata J. C. Semple, B. Semple 1981-8-27 5722 Plumas 1 mile S of Graeagle on HWY-89. Comment
  UCD133889  Solidago elongata G. F. Hrusa 1992-10-8 10504 Plumas Smith Lake approximately 2m. From Snake Lake near Quincy. Comment
  CHSC52728  Solidago velutina subsp. californica L. P. Janeway 1990-8-15 3828 Plumas Plumas National Forest. Along edge of dirt road near Cascade Cr ca 1 1/4 mi SW of Little Grizzy Cr. 1844 Comment
  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
  UCR3611  Sorbus californica Wm. Horn Jr. 1963-6-29 630629- 05 Plumas Northern Sierra Nevada Mtns., 1.25-1.5 miles north of Spanish Peak 1835 Comment
  CHSC61695  Sparganium angustifolium Vernon H. Oswald; Lowell Ahart 1993-8-25 5854 Plumas Ridge Lake located ca. 1 mi ESE of Spencer Mdw., ca. 0.6 mi S of Lassen Park. SE arm of the lake. 1978 Comment
  JEPS87465  Sparganium angustifolium Vernon H. Oswald and Lowell Ahart 1993-8-25 5854 Plumas ca 1 mi ese Spencer Meadow (ca 0.6 mi s of Lassen Peak, Ridge Lake, especially the se arm of the lake); Ridge Lake 1978 Comment
  UCD94834  Sparganium emersum John Thomas Howell 1960-7-22 35869 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  RSA246605  Sparganium natans Robert F. Thorne, Larry E. DeBuhr, Tilforth 1972-9-20 42364 Plumas Plumas Natl Forest; Snag Lake 2058 Comment
  RSA565013  Sparganium natans D. W. Taylor 1990-8-10 11432 Plumas Lassen Nat l Park, Little Willow Lake. 1875 Comment
  CHSC24256  Spergularia rubra K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC95023  Spergularia rubra Lowell Ahart 2006-10-23 13480 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 40 yards south of where the road ends, about 10 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CHSC21356  Spiraea densiflora F. T. Griggs; A. Pass 1975-7-7 87 Plumas Gold and Silver Lake. Comment
  CAS-BOT-BC149659  Spiraea douglasii Robert J. Weatherby 1950-7-28 1499 Plumas Border of Smith Lake, near Quincy 1249 Comment
  CAS-BOT-BC149661  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-9 8786 Plumas Prattville 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
  CHSC42799  Spiraea douglasii L. P. Janeway 1984-7-13 914 Plumas SW of Bucks Lake and near Grizzly Creek campground. In meadow. 1584 Comment
  RSA122179  Spiraea douglasii B. O. Schreiber 1938-7-9 2522 Plumas 1 mile E of Meadow Valley. 762 Comment
  UC1075660  Spiraea douglasii Robert J. Weatherby 1950-7-28 1499 Plumas near Quincy (border and in Smith Lake (above Snake Lake)); Smith Lake 1249 Comment
  CHSC102752  Spiranthes porrifolia Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16152 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
  RSA246615  Spiranthes romanzoffiana Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42341 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest; near Darlingtonia bog. 1174 Comment
  SEINET3892252  Spiranthes romanzoffiana D. W. McNeal 1990-8-9 3769 Plumas In the Butterfly Valley Botanical Area nw. of Quincy, Plumas Nat. For.; 0 Comment
  UC1192307  Spiranthes stellata Malcolm A. Nobs and S. Galen Smith 1949-8-19 1445 Plumas Butterfly Valley; bog and marsh Comment
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Sep 30 2013
  CAS-BOT-BC5604  Spraguea pulcherrima A. A. Heller 1938-5-30 15132 Plumas Feather River near Bucks Creek power house 609 Comment
  CHSC42986  Stachys ajugoides var. rigida L. P. Janeway 1984-7-13 909 Plumas Mdw near Grizzly Cr Campground, SW of Bucks Lake. 1584 Comment
  CHSC51238  Stachys ajugoides var. rigida Lowell Ahart 1976-7-7 1157 Plumas Growing along Cold Water Creek, at the camp on Cold Water Creek, about 4 miles south of Grizzly Mountain. 1524 Comment
  JEPS63099  Stachys ajugoides var. rigida John W. Duffield 1937-7-18 Plumas above and w Meadow Valley (above falls); Schneider Creek Comment
  SEINET7977076  Stachys rigida var. rigida A. A. Heller, P. B. Kennedy 1907-7-8 8767 Plumas Near Greenville 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
  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
  JEPS102745  Stellaria crispa Lowell Ahart 2001-7-19 8942 Plumas On the banks of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  JEPS114927  Stellaria crispa Lowell Ahart 2008-7-16 15094 Plumas Near the northwest edge of a small meadow (swamp), about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  CAS-BOT-BC391178  Stellaria longipes subsp. longipes Hans Leschke 1961-8-15 1819 Plumas Lassen Volcanic National Park. Twin Meadows, southern part Comment
  CAS-BOT-BC391184  Stellaria longipes subsp. longipes Alice Eastwood 1927-6-27 14886 Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] Comment
  CAS-BOT-BC391186  Stellaria longipes subsp. longipes John Thomas Howell 1960-7-18 35516 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC397727  Stellaria nitens John Thomas Howell 1975-6-16 51160 Plumas 2 miles NW of Spring Garden 1173 Comment
  CHSC64430  Stellaria obtusa B. Castro 1994-9-8 552 Plumas Ca 1.1 air mi SE of Bucks Lake, ca 0.1 mi S of the Oro-Quincy Hwy on slope among Haskins Valley USFS Summer Home Tract cabins, where seeps and springs surface. 1627 Comment
  UC579483  Stenotus acaulis E. Sawyer 1935-6-18 126 Plumas five miles southeast of Crow 1981 Comment
  SEINET5332723 Image available Stenotus acaulis var. kennedyi A. A. Heller, P. B. Kennedy 1907-7-3 8696 Plumas Hills above Red Clover valley. Comment
  CAS-BOT-BC375208  Stephanomeria elata John Thomas Howell 1976-7-14 51822 Plumas Feather River Canyon Highway at Injun Jim Campground 609 Comment
  CAS-BOT-BC375624  Stephanomeria lactucina L. P. Janeway 1990-8-29 3839 Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CAS-BOT-BC375626  Stephanomeria lactucina Thomas H. Kearney 1944-8-14 170 Plumas Near Prattville, Lake Almanor Comment
  HSC93321  Stephanomeria tenuifolia Vernon H. Oswald, L. Ahart 1996-7-15 8046 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
  CHSC109859  Stipa nelsonii var. dorei L. P. Janeway 2012-8-8 11052 Plumas Northern High Sierra Nevada. Plmas National Forest; east side of West Branch Nelson Creek, just east of the Gibsonville-Johnsville Road bridge across West Branch Nelson Creek; 2.5 air km eas of Stafford Mtn. 1745 Comment
  CHSC107908  Stipa occidentalis var. californica L. P. Janeway; Melanie Williams 2011-9-1 10716 Plumas Northern High Sierra Nevada. Plumas National Forest; between northwest shore of Little Grass Valley Reservoir and the road around the lake; 0.8 km west-southwest of where South Fork Feather River enters the reservoir. Lower edge of a small clearcut area in white fir dominated forest. 1577 Comment
  SEINET204039  Stipa occidentalis var. pubescens F. J. Hermann 1955-7-27 11950 Plumas Schoolyard Comment
  SEINET10480709  Streptanthus Mary Susan Taylor 1981-6-19 Taylor 3954 Plumas T23N R5E nw sec 12. Pulga quad. On granite at S mouth of Elephant Butte tunnel, at mouth of Grizzly Creek to North Fork Feather River on Hwy 70, ca. 6 mi NE of Pulga. Open & dry, large granite outcrop; 1800 ft elev. 549 Comment
  CAS-BOT-BC87780  Streptanthus tortuosus John Thomas Howell 1951-6-26 27543 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  CAS-BOT-BC87785  Streptanthus tortuosus John Thomas Howell; Harvey Keith Wagnon 1980-5-26 53601 Plumas Mear Rich Bar, East Branch of Feather River North Fork. 762 Comment
  CAS-BOT-BC517430  Streptopus amplexifolius Mary Strong Clemens 1920-6-28 s.n. Plumas Quincy Comment
  UC367059  Streptopus amplexifolius var. americanus unknown Jul 1878 Plumas Indian Valley Comment
  CHSC84883  Swertia albicaulis var. nitida R. D. Fischer; Jenny Marr 2003-7-4 7 Plumas Northern Sierra Nevada, Butt Valley Reservoir, approx 5 miles south of Almanor. Plant collected between the main rd and lake along the eastern shore of the southern half of lake. Streambed 75 ft. from lake shore. 1264 Comment
  UC140367  Swertia albicaulis var. nitida Mrs. R. M. Austin 1875-1 Plumas Butterfly Valley Comment
  CAS-BOT-BC269651  Symphoricarpos longiflorus W. Harnach; N. Harnach 1990-6-27 412 Plumas Sierra Valley. Ramelli Ranch (USFS), so of R/R 1554 Comment
  CAS-BOT-BC237015  Symphoricarpos mollis Anna Head 1921-7-17 s.n. Plumas Feather River Region Comment
  CHSC66621  Symphoricarpos mollis Vernon H. Oswald; Lowell Ahart 1996-7-15 8018 Plumas 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. 1371 Comment
  UC1119999  Symphoricarpos rotundifolius var. rotundifolius C. W. Hanks 1934-8-8 18 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quad. 1828 Comment
  RSA79257  Symphoricarpos vaccinioides E. K. Balls, P. C. Everett 1952-10-9 18130 Plumas Pine valley, 5 mi. N of Crescent Mills, Hwy 89. Comment
  CAS-BOT-BC97563  Symphyotrichum ascendens John Thomas Howell 1959-9-24 34973 Plumas Beckwourth 1487 Comment
  CHSC112506  Symphyotrichum bracteolatum L. P. Janeway 2014-7-16 11550 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the middle of Happy Valley. 1719 Comment
  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
  JEPS40759  Symphyotrichum bracteolatum W. L. Jepson 1939-8-16 19443 Plumas near Quincy, Greenhorn Creek Greenhorn Creek 1036 Comment
  CHSC97082  Symphyotrichum campestre Lowell Ahart; Josephine Guardino 2007-7-21 14362 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
  CHSC98897  Symphyotrichum chilense L. P. Janeway; B. Castro 2007-8-18 9197 Plumas Northern High Sierra Nevada. Along Caribou Road and North Fork Feather River 6.6 road km north of Hwy 70. Near and next to a rocky spring above the road. 796 Comment
  JEPS94990  Symphyotrichum spathulatum Vernon Oswald and Lowell Ahart 1997-9-18 8879 Plumas 4 air mi wnw of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.3 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 Comment
  CAS-BOT-BC98490  Symphyotrichum spathulatum Anna Head 1920-8-3 s.n. Plumas Feather River Region - meadows near Lake Center Camp 1920 Comment
  CAS-BOT-BC98495  Symphyotrichum spathulatum Mrs. H. C. Cantelow 1951-7-29 18 Plumas Hwy. 24 about 21 miles w. of Portola Comment
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