Search Results — 2000 specimen records retrieved (1446 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-BC77978  Abies concolor Saichi Kawahara 1968-5-5 411 Plumas Highway 89, 3 miles south-east of Highway 36 1402 Comment
  CAS-BOT-BC77981  Abies concolor W. R. Dudley 1909-8-1 s.n. Plumas Sierra Valley Comment
  JEPS104251  Abies concolor Lowell Ahart 2003-10-15 10632 Plumas Ca 40 yd s of the road to Tamarack Flat, on n side of a small branch of Fall River, ca 1/8 mi w of intersection of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 mi (air) nw of La Porte 1714 Comment
  UC496446  Acer glabrum var. glabrum Merle Randall 1920-6-26 Plumas Falls on Hawley Grade Comment
  CHSC21552  Acer glabrum var. torreyi D. E. Brink Jr.; L. M. Mayer 1975-7-8 Plumas Found above Lower Bucks Lake along a stream at the north edge of the section. Comment
  JEPS48550  Acer glabrum var. torreyi J. W. Duffield 1937-5-31 Plumas se Bucks Lake (Rocky wall, third water, Bear Creek, sw Plumas County); Bear Creek, se of Bucks Lake (See Bucks Lake Quad.) Comment
  SEINET10873949  Acer glabrum var. torreyi Mary Susan Taylor 1981-9-10 Taylor 4271 a Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 Comment
  CAS-BOT-BC333230  Acer macrophyllum Alice Eastwood 1927-6-1 14492 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  UC1125398  Achillea millefolium E. Sawyer 1935-6-24 142 Plumas 1 mi ese Crow; Sierraville Quadrangle 1676 Comment
  UC1125403  Achillea millefolium A. Lewis 1934-6-18 485 Plumas Little Grass Valley; Downieville Quad. 1524 Comment
  CAS-BOT-BC28729  Achillea millefolium Anna Head 1941-8-4 s.n. Plumas Near Elwell, Feather River Region Comment
  CAS-BOT-BC28740  Achillea millefolium William M. Hiesey 1941-11-7 450 Plumas Mineral, at Mineral Lodge 1524 Comment
  CAS-BOT-BC210701  Achnatherum lemmonii John Thomas Howell 1973-7-10 49752 Plumas Near Greenville 1097 Comment
  CDA13378  Achnatherum lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13226 Plumas Sierra Nevada; Dry open, +- disturbed sandy site near old log landing on USFS 23N12E. Upper Bull Run Creek, about 1/4 mile below headwater springs. Perennial, bunching. Habitat a dense coniferous forest, dominated by Abies concolor, Pinus jeffreyi, Calodedrus. Comment
  UC1133123  Achnatherum lemmonii C. W. Hanks 1934-8-6 10 Plumas nw end Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  UCD50682  Achnatherum lemmonii P. B. Kennedy; A. A. Heller 1907-7-3 8712 Plumas Hills above Red Clover Valley. Comment
  CHSC91835  Achnatherum occidentale G. Douglas Barbe; T. C. Fuller 1982-7-15 3735 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  RSA699787  Achnatherum thurberianum L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11152 Plumas On the north side of a forest road, southwest of a small meadow and seeps, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2125 Comment
  CHSC45412  Aconitum columbianum Lowell Ahart 1976-7-7 1165 Plumas By Cold Water Creek, at the camp, about 4 miles south of Grizzly Mountain. 1524 Comment
  CAS-BOT-BC391481  Aconitum columbianum subsp. columbianum R. Carter 1966-7-10 478 Plumas Found ca. 12 mi. W of Quincy, 1 mi. N Bucks summit on W side Oroville-Quincy Rd. 1615 Comment
  POM270463  Aconitum columbianum var. columbianum Lyman Benson 1932-7-29 3983 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CAS-BOT-BC418806  Aconogonon phytolaccifolium George W. Gillett 1957-7-19 848 Plumas Lassen Volcanic National Park. On trail to Sifford Lakes about 1 1/4 miles above the Devils Kitchen 2057 Comment
  JEPS104636  Adenocaulon bicolor Lowell Ahart 2003-8-5 10470 Plumas On the e side of Hopkins Creek, on the w side of the road, ca 1/8 mi south of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain. 1524 Comment
  CAS-BOT-BC29843  Adenocaulon bicolor Javier Penalosa 1962-6-19 2488 Plumas Hwy. 40-89, ca. 6.2 miles southwest of Quincy 1097 Comment
  JEPS28620  Adenocaulon bicolor George W. Gillett 1957-7-17 803 Plumas upper Willow Lake (near the east inlet); Lassen Volcanic National Park, Willow Lake 1661 Comment
  CAS-BOT-BC65506  Adiantum aleuticum Anna Head 1921-7-27 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC59162  Adiantum aleuticum Vernon H. Oswald; Lowell Ahart 1992-9-15 5209 Plumas Bonte Peak located E of Mt. Harkness and Juniper Lake. Lassen Volcanic National Park. 2164 Comment
  CHSC63439  Adiantum aleuticum Lowell Ahart 1994-7-28 7532 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  CHSC84354  Adiantum aleuticum Lowell Ahart 2003-8-13 10504 Plumas On the south side of Hopkins Creek, about 30 yards south of where Hopkins Creek forks, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain, about 10 1/2 miles (air) northeast of La Porte. 1524 Comment
  JEPS104164  Adiantum aleuticum Lowell Ahart 2003-8-13 10504 -A Plumas On the south side of Hopkins Creek, ca 30 yd south of where Hopkins Creek forks, ca 1/8 mi south of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain, ca 10 1/2 mi (air) ne of La Porte. 1524 Comment
  CHSC51220  Agastache urticifolia Lowell Ahart 1977-7-26 1502 Plumas On the west side of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  RSA699794  Agastache urticifolia L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11161 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  UCLA72430  Agastache urticifolia Joseph Andorfer Ewan 1934-7-16 8526 Plumas along s shore Long Lake (Mt. Elwell region); , s shore Long Lake 2072 Comment
  RSA59446  Agastache urticifolia E. K. Balls 1950-9-8 15724 Plumas Lakes Center Public Campground, Southern Plumas County. 2043 Comment
  CAS-BOT-BC29432  Ageratina occidentalis Walter Knight; Irja Knight; J. T. Howell 1966-7-27 1551 Plumas At roadside near mouth of Butterfly Creek 883 Comment
  UCD128567  Ageratina occidentalis M. S. Taylor 1981-7-21 4097 Plumas Argentine lookout, ca. 0.5 mile southwest of 26N21 Grizzly Peak Road, ca. 5 air miles north of Spring Garden. Comment
  UCR57897  Agoseris glauca R. D. Goeden, Don W. Ricker 1989-8-22 890822- 4 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, Frenchman Lake 1704 Comment
  RSA726408  Agoseris glauca var. laciniata L. Ahart, John Dittes, Josephine Guardino 2007-6-9 14040 Plumas About a mile (air) north of the north end of Lake Davis. 1858 Comment
  CAS-BOT-BC22923  Agoseris heterophylla John Thomas Howell 1962-6-17 37729 Plumas Portola 1463 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
  JEPS124025  Agoseris heterophylla var. heterophylla Lowell Ahart 2015-7-4 20283 Plumas About 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC13246  Agoseris monticola M. S. Taylor 1982-6-28 4759 Plumas Ramelli Ranch, S side of Hwy 70, ca 1 mi W of Beckwourth 1487 Comment
  UC54348  Agrimonia gryposepala H. M. Hall and E. B. Babcock Jul 1903 4428 Plumas Greenville; Sierra Nevada Mountains 1066 Comment
  JEPS76232  Agrostis alba W. L. Jepson 1939-8-12 19398 Plumas branch of Last Chance Creek Ferris Creek 1767 Comment
  CHSC74151  Agrostis capillaris H. Durio 1995-6-1 Plumas Just off S end of Mooreville Ridge, near Boehme Ranch, at end of unnamed spur road off of USFS Rd 21N56. 1277 Comment
  CAS-BOT-BC494113  Agrostis capillaris W. Harnach; N. Harnach 2000-8-2 971 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC127084  Agrostis exarata John Thomas Howell 1976-7-16 51905 Plumas Sierra Nevada. On flood plain of Spanish Creek at mouth of Wapaunsie Creek. 1097 Comment
  CAS-BOT-BC127089  Agrostis exarata John Thomas Howell 1926-7-26 2126 Plumas Near Prattville. 1371 Comment
  CAS-BOT-BC127104  Agrostis exarata Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1429 Plumas Butterfly Botanical Area and Vicinity. In vicinity of Pond reservoir. 1097 Comment
  JEPS76240  Agrostis exarata W. L. Jepson 1939-8-14 19421 Plumas Willow Creek 1828 Comment
  RSA718511  Agrostis exarata L. Ahart 2006-10-23 13492 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek., About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast of Strawberry Valley. 1282 Comment
  UCD52263  Agrostis exarata Beecher Crampton 1964-8-25 7160 Plumas Lassen Volcanic National Park, Devil's Kitchen, Hot Springs Creek. 1859 Comment
  CAS-BOT-BC127090  Agrostis exarata John Thomas Howell 1959-9-22 34845 Plumas Drakesbad. 1737 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
  UC1586455  Agrostis idahoensis Vernon H. Oswald and Lowell Ahart 1991-7-30 4795 Plumas ca 6 mi (air) ene Humbug Summit (ca 12 mi (air) s of Chester, Big Springs on w side Humbug Valley); w side Humbug Valley, Big Springs 1310 Comment
  UCD52983  Agrostis idahoensis John Thomas Howell 1960-7-23 25956 Plumas Drakesland, near Soda Spring. 1676 Comment
  CHSC73707  Agrostis pallens B. Castro; L. Gehrung 1992-8-11 596 Plumas Ca 1 air mi SSE of the Fingerboard and ca 0.5 mi NNW of Onion Valley Reservoir, immediately E of County Rd 511. 1950 Comment
  JEPS76245  Agrostis pallens W. L. Jepson 1939-8-16 19450 Plumas Bucks Valley 1584 Comment
  CAS-BOT-BC138711  Agrostis scabra John Thomas Howell 1926-7-26 2127 Plumas Near Prattville. 1371 Comment
  JEPS114942  Agrostis scabra Lowell Ahart 2008-9-10 15368 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  RSA129685  Agrostis scabra H. S. Yates 1936-8-12 6091 Plumas Lake Almanor. 1341 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
  JEPS118395  Agrostis variabilis Lowell Ahart 2011-9-20 17689 Plumas Open area around a primitive campsite, on the south side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  CHSC8757  Alisma gramineum S. Chulasmai 1966-5-13 31 Plumas Pond near Highway California 89. Comment
  SEINET10839445  Allium Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3877 A 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
  CDA39431  Allium acuminatum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3180 Plumas 2.5 miles (4 km) north-east of Quincy Junction on Mt. Hough-Crystal Lake Road at Howells Road junction. Comment
  CAS-BOT-BC466622  Allium campanulatum David D. Keck 1932-7-3 1630 Plumas Quincy. Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC466625  Allium campanulatum Alice Eastwood 1927-6-1 14475 Plumas Forest Lodge, Greenville Comment
  RSA70444  Allium campanulatum F. W. Peirson 1926-6-21 6805 Plumas Open flat strip along shore of Lake Almanor. Comment
  SEINET183707  Allium campanulatum L. Constance 1938-6-10 2321 Plumas Feather River at Chester near Lake Almanor 1219 Comment
  SEINET8119070  Allium campanulatum A. A. Heller, P. B. Kennedy 1907-7-11 8815 Plumas Prattville. Comment
  SJSU14347  Allium lemmonii N. A. Hopkins 1990-5-12 1622 Plumas 17.2 mi NW of Beckwourth on rd to Genessee 1706 Comment
  SEINET10471989  Allium parvum Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4477 Plumas T27N R8E ne/se sec 35. Almanor NE quad. Very steep w facing serpentine slope & fill, n side of 27N92, ca. 2 air mi se of Canyon Dam. 5097 ft. 1553 Comment
  CAS-BOT-BC474092  Allium platycaule W. Harnach; N. Harnach 1990-5-12 289 Plumas Sierra Valley, Wilson brothers ground, south of Marble Lane, on Co. Rd A-23. (the rock pile) 1514 Comment
  CAS-BOT-BC474095  Allium platycaule A. A. Heller; P. B. Kennedy 1907-7-4 8723 Plumas Ridge east of Red Clover valley Comment
  CHSC57105  Allium validum L. P. Janeway 1991-7-23 4094 Plumas Plumas National Forest. McRae Meadow, upper end of East Nelson Creek. 1905 Comment
  SEINET3879889  Allium validum E. K. Balls 1950-9-1 15601 Plumas East of Long lake, at foot of meadow leading down to two smaller lakes.; 0 2103 Comment
  CDA13920  Allophyllum divaricatum G. F. Hrusa 1997-5-3 13843 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
  SEINET14407662  Allophyllum gilioides subsp. violaceum A. A. Heller, P. B. Kennedy 1907-7-4 8726 Plumas Ridge E of Red Clover Valley. 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
  CHSC53754  Alopecurus aequalis L. P. Janeway 1989-7-25 3526 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd111) 6.4 mi north of Beckwourth. 1737 Comment
  RSA726366  Alopecurus aequalis L. Ahart, John Dittes, Josephine Guardino 2007-6-8 14027 Plumas North end of Lake Davis Comment
  CAS-BOT-BC137993  Alopecurus geniculatus John Thomas Howell 1961-9-23 36875 Plumas Sierra Nevada. Cooks Creek near Englemine. 1082 Comment
  CAS-BOT-BC13542  Ambrosia acanthicarpa John Thomas Howell 1959-9-25 34981 Plumas Portola 1478 Comment
  CAS-BOT-BC142921  Amelanchier Elmer I. Applegate 1929-6-21 5785 Plumas Near Drakesbad, Warner Valley Comment
  UCD20958  Amelanchier alnifolia E. Bortiri 2002-6-1 WFC 6 Plumas Faggs Pond, South of Bucks Lake, Plumas NF. Comment
  CHSC102387  Amelanchier utahensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16125 Plumas On the east side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  UCR88764  Amelanchier utahensis Walter Knight, I. Knight, J. T. Howell, G. H. True 1967-7-10 2164 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area 884 Comment
  CAS-BOT-BC213969  Amsinckia John Thomas Howell; H. Keith Wagnon 1980-5-27 53680 Plumas Quincy, Sierra Nevada 1051 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
  CHSC100442  Anaphalis margaritacea Lowell Ahart 2008-9-10 15361 Plumas On both sides of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  CHSC111852  Anemone drummondii var. drummondii L. P. Janeway 2014-5-7 11244 Plumas Northern High Sierra Nevada. Plumas National Forest; south-facing slope on southeast end of Red Mountain, along Road 23N69 0.9 road-km northwest of 18 Road (23N18); headwaters area to minor drainages into West Branch Coldwater Creek. 1902 Comment
  CHSC93152  Angelica breweri L. P. Janeway 1994-8-16 4732 Plumas Northern High Sierra Nevada. Slope above Little Schneider Creek about 1.4 mi south of Meadow Valley Creek; along Road 24N24X. 1234 Comment
  JEPS16088  Angelica breweri W. L. Jepson 1924-7-22 10610 Plumas Middle Fork Feather River, Rich Point Middle Fork Feather River; , Rich Point 914 Comment
  JEPS95586  Angelica breweri Lowell Ahart 1994-7-28 7530 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  UC1748330  Angelica breweri James D. Jokerst, R. A. Schlising, and L. Ahart 1985-8-12 2256 Plumas Rich Gulch Rd. 3.0 mi N of Hwy 70 on slope W of and adjacent to road (26N22) S of Red Mountain turnoff Comment
  SEINET7063406  Anisocoma acaulis A. G. Vestal 1947-3-28 s.n. Plumas Warner Valley. UTM Zone 10, 643848mE, 4469701mN. (WGS84/NAD83). 1536 Comment
  CDA18474  Antennaria argentea G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3218 Plumas Sierra Nevada; 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  CHSC63112  Antennaria argentea Lowell Ahart 1994-6-29 7414 Plumas West of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  UCSB15961  Antennaria argentea 1962-6-12 Plumas On bank of Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  OBI17078  Antennaria argentea Lewis S. Rose 1967-7-11 67161 Plumas Mt. Hough rd, 6 mi N of Quincy Jctn 1707 Comment
  CHSC97526  Antennaria dimorpha Lowell Ahart; John Dittes 2007-6-17 14154 Plumas On a low rocky open hill, about 20 yards southwest of Red Clover Creek, about 20 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CAS-BOT-BC59179  Antennaria dimorpha L. P. Janeway 1991-5-28 3969 Plumas Crocker Mtn. quad. South side of Poco Creek ca 1 1/2 mi est of Red Clover Creek (south side of road 25N05). 1719 Comment
  RSA641872  Antennaria dimorpha Michael A. Vincent 1999-6-8 8565 Plumas Plumas Nat'l Forest, Milford Ranger Dist. Squaw Valley; around jct of FS Route 70 and FS 01. Comment
  JEPS113519  Antennaria luzuloides Lowell Ahart, John Dittes 2007-6-16 14138 Plumas On dry bare soil, 100 yards east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 120 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CAS-BOT-BC58699  Antennaria luzuloides Anna Head 1921-6-21 s.n. Plumas near Campbell Hot Springs, Feather River Region Comment
  CHSC52921  Antennaria luzuloides subsp. aberrans L. P. Janeway 1989-6-13 3303 Plumas Plumas National Forest. Along S'ly side of Red Clover Valley. 1688 Comment
  CHSC57406  Antennaria luzuloides subsp. aberrans L. P. Janeway; Garrett Gibson 1991-6-13 4006 Plumas Plumas National Forest. Ca 1/4 mi west-northwest of Claireville Flat, ca 1/2 mi southeast of Hwy 70 and Willow Creek. 1484 Comment
  CAS-BOT-BC79974  Antennaria microphylla Anna Head 1920-7-1 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  RSA31346  Antennaria rosea Joseph A. Ewan 1934-6-26 8290 Plumas Frazier Creek Falls, Gold lake road 1829 Comment
  JEPS26684  Antirrhinum vexillocalyculatum subsp. intermedium P. C. Hutchison 1961-6-9 2117 Plumas 2 mi s (below) Rich Bar (canyon of the North Fork of the Feather River along U.S. Hwy 40 Alt, above road at bridge) Comment
  UCD123490  Antirrhinum vexillocalyculatum subsp. intermedium D. Sanchez-Mata; R. Rodriguez-Rojo 1997-8-16 s.n. Plumas French Bar-Caribou. Plumas National Forest. Near North Fork of Feather River. 840 Comment
  UC1123472  Apocynum androsaemifolium G. T. Nordstrom 1934-7-3 188 Plumas 3/4 mi. s.w. Mt. Ararat (near plot #91); Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  UC878871  Apocynum androsaemifolium Mrs. E. C. Sutliffe Aug. 1917 Plumas near Blairsden Blairsden Comment
  JEPS46321  Apocynum androsaemifolium W. L. Jepson 1939-8-7 19347 Plumas near University Camp (Meadow Valley); Meadow Valley 1158 Comment
  UC725844  Apocynum androsaemifolium A. A. Heller 1938-7-2 15240 Plumas along R.R. tracks 3 mi. e. Quincy 1097 Comment
  UC1732068  Apocynum cannabinum L. P. Janeway 1996-6-18 5025 Plumas 1.3 mi W of Soda Creek (along Hwy 70, East Branch North Fork Feather River); ; Along Hwy 70, East Branch North Fork Feather River, 1.3 mi west of Soda Creek. 877 Comment
  RSA71311  Apocynum cannabinum L. S. Rose 1951-6-29 51073 Plumas 8 mi. east of Quincy 1220 Comment
  SD7972  Aquilegia Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  CAS-BOT-BC397888  Aquilegia formosa John Thomas Howell 1960-7-21 35850 Plumas Stream bank nw of Willow Lake 1676 Comment
  SEINET5337609  Aquilegia formosa A. A. Heller, P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  CHSC21306  Aquilegia formosa var. truncata F. T. Griggs; A. Pass 1975-7-8 114 Plumas Buck's Lake Forest Service Survey Comment
  UC1541460  Arabis H. E. and S. T. Parks Jun 1928 231 Plumas Drakesbad Lassen National Park 1981 Comment
  UC614549 Image available Arabis constancei L. Constance 1938-6-9 2309 Plumas 7.3 mi se Quincy (above Middle Fork of the Feather River); ; above Feather River, Plumas Co. 1219 Comment
  SEINET10448415  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4479 Plumas 5200 ft. T27N R8E se/se sec 36. Almanor NE quad. Both sides of rd 27N92, near Goldstripe Mine, ca. 2.3 mi se of Canyon Dam. 1585 Comment
  SEINET10448416  Arabis constancei Mary Susan Taylor 1981-6-22 Taylor 3944 Plumas T25N R8E nw/sw sec 33. Bucks Lake quad. E side of 25N17, ca. 1/8 mi S of Bean Creek, on rocky serpentine ridge, ca. 1/4 mi N of jct 25N17 with 25N81 (Old Mountain House Rd), ca. 3.5 air mi NW of Meadow Valley. 5000 ft elev. 1524 Comment
  CDA18766  Arabis holboellii var. retrofracta G. D. Barbe, T. C Fuller 1982-7-16 3750 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
  POM180939  Arabis holboellii var. retrofracta A. A. Heller, P. B. Kennedy 1907-7-3 8713 Plumas Hills above Red Clover Valley Comment
  CDA18445  Arabis holboellii var. retrofracta G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3170 Plumas Sierra Nevada; Plumas National Forest. 4.6 miles south of junction Long Valley and Rush Creek Roads, 1402 Comment
  SEINET10448328  Arabis holboellii var. retrofracta Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3820 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
  SEINET5340400  Arabis holboellii var. retrofracta A. A. Heller, P. B. Kennedy 1907-7-3 8713 Plumas Hills above Red Clover Valley. Comment
  CAS-BOT-BC407770  Arceuthobium californicum Lowell Ahart 1987-9-29 5908 Plumas along Hartman Bar Ridge Road, about 3.5 miles NW of Tamarack Flat and about 5.5 miles NW of Little Grass Valley Reservoir 1706 Comment
  JEPS123950  Arceuthobium campylopodum subsp. abietinum Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20417 Plumas On the southwest side of Blue Lake, 2,710 feet north of Forest Service Road 29N18, 2.89 air miles west-southwest of Sifford Mt., 6.26 air miles south-southeast of Lassen Peak. Comment
  CAS-BOT-BC24187  Arctostaphylos John Thomas Howell; Gordon H. True 1967-5-8 42198 Plumas Along the Forest Service road between Butterfly Valley proper and the Butterfly Botanical Area. Comment
  CAS-BOT-BC38489  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-21 51337 Plumas Injun Jim Campground, Feather River Canyon. 609 Comment
  CDA18487  Arctostaphylos nevadensis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3375 Plumas Sierra Nevada; Walker Plains. Along the Plumas-Butte county line. 1554 Comment
  RSA59351  Arctostaphylos nevadensis E. K. Balls 1950-9-2 15624 Plumas Road to Mt. Ingalls Lookout after leaving road from Ramelli to Walker Mine. 2104 Comment
  SEINET3164294  Arctostaphylos nevadensis E. K. Balls 1950-9-1 15591 Plumas Long Lake, ridge above east shore along trail going south of lake 2134 Comment
  UC565945  Arctostaphylos nevadensis E. Nourse 1934-9-4 27 Plumas 2 mi ssw Quincy; Downieville Quadrangle 1524 Comment
  CAS-BOT-BC42093  Arctostaphylos patula John Thomas Howell; Gordon H. True 1967-5-8 42191 Plumas Near the spring in the Butterfly Botanical Area 1097 Comment
  CAS-BOT-BC42100  Arctostaphylos patula Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 868 Plumas On USFS rd 25N12, 2km west of USFS Quincy work center, 5km N of Quincy. 1500 Comment
  CAS-BOT-BC42110  Arctostaphylos patula James Vale; Keith Wagnon; Walter Knight; Irja Knight 1981-5-20 4108 Plumas Three miles north of Greenville, state hwy. #89 1127 Comment
  CAS-BOT-BC42118  Arctostaphylos patula Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  JEPS38822  Arctostaphylos patula W. L. Jepson 8017 Plumas Taylorsville 1097 Comment
  JEPS38828  Arctostaphylos patula L. S. Smith 1914-1-2 Plumas near Johntown 1524 Comment
  SD49846  Arctostaphylos patula R. Roseberry 1934-11-4 5 Plumas Downieville Quadrangle, 1.5 mi. NE of Johnsville 1465 Comment
  UC1121175  Arctostaphylos patula E. Sawyer 1935-6-14 112 Plumas 2 mi nne Kerby; Plumas National Forest, Sierraville Quadrangle Comment
  UCD51941  Arctostaphylos truei John Thomas Howell 1976-4-2 51570 Plumas Injun Jim Campground, North Fork Feather River, Plumas County. 609 Comment
  UCD52640  Arctostaphylos viscida C. G. Albertus 1935-7-23 227 Plumas 1/2 mile S. of Argentine 1341 Comment
  CAS-BOT-BC47074  Arctostaphylos viscida subsp. viscida John Thomas Howell 1959-9-21 34776 Plumas N. fork Feather River near Belden. 701 Comment
  RSA123203  Arctostaphylos viscida subsp. viscida E. Nourse 1934-8-14 15 Plumas 2.5 miles east and 6.5 miles south of Quincy. 1098 Comment
  RSA364254  Arctostaphylos viscida subsp. viscida Walter Knight, Irja Knight, B. K. Knight 1986-2-6 5220 Plumas Between bridge over north fork of Feather River near Pulga and Jarboe Gap. 640 Comment
  CHSC51219  Arenaria kingii var. glabrescens Lowell Ahart 1979-7-18 2001 Plumas About 1 mile west of Pilot Peak, east of the Quincy La Porte Road, about 12 miles north-east of La Porte. 1828 Comment
  SD8174  Arenaria kingii var. glabrescens Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CAS-BOT-BC82083  Arnica W. Harnach; N. Harnach 1990-6-27 409 Plumas Sierra Valley. Ramelli Ranch (USFS), so of R/R 1554 Comment
  SEINET10971092  Arnica Mary Susan Taylor 1981-6-25 Taylor 3948 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, ca. 1/8 mi S of Hwy 70, ca. 0.5 mi SW of Beckwourth. Sagebrush Scrub around North Fork Feather River, open and treeless; dry sandy soil. 4900 ft elev. 1493 Comment
  CAS-BOT-BC82225  Arnica chamissonis John Thomas Howell 1977-8-11 52701 Plumas at north end of Frenchmans Reservoir 1706 Comment
  CAS-BOT-BC82227  Arnica chamissonis L. P. Janeway 1992-6-4 4217 Plumas along Bonta Creek in wooded pasture between Mohawk Ranger Station barracks and Middle Fork Feather River 1318 Comment
  POM29780  Arnica chamissonis subsp. foliosa Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC33815  Arnica cordifolia M. S. Taylor 1981-6-3 3841 Plumas N side of 24N57, ca. 0.5 mi SE of Little Summit Lake. Ca. 11 mi NW of Portola. 1828 Comment
  CHSC62533  Arnica dealbata B. Castro; Jacque Jurewicz 1992-9-23 460 A Plumas Ca 3.5 air mi SE of Bucks Lake, on the Pacific Crest Trail and just off S side of USFS Rd 23N19, ca 0.3 mi S of its jcn with USFS Rd 23N74Y. On N aspect of saddle on NW-SE trending ridge. 1828 Comment
  CHSC69696  Arnica discoidea Vernon H. Oswald; Lowell Ahart 1997-9-18 8883 Plumas Forest Road 26N36 at its intersection with 26N74, ca. 1 mi west of the south end of Butt Valley Reservoir. 1396 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
  CHSC36833  Arnica mollis M. S. Taylor 1981-7-22 4105 Plumas On W side of Pine Creek Valley, ca. 1.5 mi N of Argentine Rock Lookout, ca. 6 air mi N of Spring Garden. 2194 Comment
  CAS-BOT-BC85062  Arnica parryi Anna Head 1920-8-3 s.n. Plumas Feather River Region - Meadows above Lake Center Camp not yet common. 1920 Comment
  UCSB63564  Arrhenatherum elatius Jokerst, James 1985-6-10 Plumas Indian Creek Small Hydro Survey; adjacent to Indian Creek 400 m S of Hwy 70, ca. 2 mi SW of Crescent; T26N R9E SW1/4SW1/4 sec 25 Comment
  CAS-BOT-BC146265  Arrhenatherum elatius var. elatius John Thomas Howell 1962-6-18 37759 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  CAS-BOT-BC146267  Arrhenatherum elatius var. elatius John Thomas Howell 1975-7-22 51346 Plumas Sierra Nevada. Quincy Junction Road near Quincy. 1036 Comment
  UC1119390  Artemisia arbuscula subsp. arbuscula N. French 1934-11-16 559 Plumas 6 mi s of Beckwith; Sierraville Quadrangle Comment
  SEINET12728678 Image available Artemisia arbuscula subsp. thermopola Noah Siegel 2016-1 2016 -020 Plumas Growing along Forest Road 27N57 on saddle between Kettle Rock and Eisenheimer Peak near Taylor Lake, Plumas National Forest. 2190 Comment
  UC1119351  Artemisia cana subsp. bolanderi C. G. Albertus 1935-8-29 271 Plumas 2 1/2 mi s Bagley Pass; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC90412  Artemisia douglasiana John Thomas Howell 1959-9-21 34772 Plumas N. Fk. Feather River near Belden 701 Comment
  CDA10150  Artemisia douglasiana L. Ahart, J. Dittes 2005-9-2 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. Comment
  CHSC113898  Artemisia douglasiana Lowell Ahart 2014-8-26 19787 -B Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC34883  Artemisia douglasiana M. S. Taylor 1981-8-31 4258 Plumas Both sides of Hwy 89, ca. 0.5 mi S of Clio. 1341 Comment
  UC176432  Artemisia douglasiana A. A. Heller and P. B. Kennedy 1907-7-17 8876 Plumas Red Clover valley Comment
  CHSC81603  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart 2001-10-8 9315 Plumas On the south side of Boulder Creek, below or near the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1524 Comment
  CHSC44846  Artemisia tridentata Lowell Ahart 1974-10-1 652 Plumas On the west part of the Buzzards Roost Ridge, about 1 mile north of Onion Valley, north of Pilot Peak. 1981 Comment
  RSA122549  Artemisia tridentata subsp. tridentata E. Nourse 1934-9-13 38 Plumas 2 miles NW of Onion Valley 2043 Comment
  CHSC82543  Asclepias cordifolia Lowell Ahart 2002-7-18 9872 Plumas Meadow, about 100 yards south of the road to Tamarack Flat, on the north side of a small branch of Fall River, about 1/8 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/4 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 1/4 miles (air) northwest of La Porte. 1709 Comment
  UC1552742  Asclepias cordifolia Frederica Bowcutt 1985-6-6 555 Plumas about 15 air mi ne Quincy (along Beckwourth Genesee Road, 1 mi of Drum Bridge); Plumas National Forest Comment
  SEINET10580343  Asclepias cordifolia R. M. Austin 1876-1 Austin s.n. 1876 Plumas Plumas Co. Comment
  JEPS120177  Aspidotis densa Lowell Ahart 2012-7-1 18248 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  CAS-BOT-BC97465  Aster Clare B. Hardham 1978-8-11 21814 Plumas About 5 mi. ne. of Antelope Reservoir on road to Janesville Comment
  CAS-BOT-BC97467  Aster John Thomas Howell 1976-7-16 51913 Plumas on flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  CAS-BOT-BC97473  Aster M. S. Taylor 1981-7-29 4147 Plumas Genesee Valley quad. Along creek crossing 25N42-Flournoy Grade; 0.2 mi n of North branch of Ward Creek, 1828 Comment
  SEINET10474122  Aster foliaceus Mary Susan Taylor 1981-8-19 Taylor 4223 Plumas California: T23N R11E nw 1/4 of se 1/4 sec 18. Blue Nose Mt quad. Along creek, 0.1 mi W of Peoria Creek, ca. 2.5 mi W of Sloat. Plumas County. 4400 ft. 1341 Comment
  RSA34828  Aster occidentalis Roxana S. Ferris, Laura Lorraine 1941-8-9 10431 Plumas At Lake Almanor Public Camp (near village) Comment
  SEINET13709330  Aster occidentalis Lowell William Ahart, Lowell William Ahart 2001-1 9241 Plumas W Side of Little Last Chance Creek, Strand of Frenchman Lake (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  SEINET13709536  Aster occidentalis Lowell William Ahart, Lowell William Ahart 2001-1 9218 Plumas Strand of Lake Almanor, 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  RSA59444  Aster occidentalis var. fremontii E. K. Balls 1950-9-8 15726 Plumas Lakes Center Public Campground 2043 Comment
  RSA794958  Aster oregonensis L. Ahart, John Dittes 2009-7-27 16183 Plumas About 20 yards north of the poor dirt road, about 10 yards west of a small pond. Headwaters of Grizzly Gulch, 2.1 air miles northeast of Butt Valley Reservoir Dam. 1480 Comment
  CHSC75448  Aster radulinus G. F. Hrusa; T. D. Wilfred 1996-8-2 13456 Plumas Sierra Nevada. At bottom of old skid trail at terminus of USFS 23N22D. 1630 Comment
  CHSC91919  Aster radulinus Lowell Ahart; Josephine Guardino 2005-8-10 12302 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  RSA0039309  Aster radulinus Lowell Ahart 2008-8-14 15211 Plumas 300 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  RSA122569  Aster radulinus G. T. Nordstrom 1934-7-9 210 Plumas 1.25 miles southeast of Mount Ararat; Plumas National Forest 1585 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
  CHSC63141  Astragalus bolanderi Lowell Ahart 1994-6-29 7420 Plumas East of Frenchman Hill, east of Oroville Quincy Highway, south-west of Bucks Lake. 1828 Comment
  CDA26687  Astragalus lemmonii J. Budaj 1968-9-2 Plumas Sierra Valley. 0 Comment
  UC1583991  Astragalus lemmonii G. Schoolcraft 1990-6-4 2064 Plumas on s side of Hwy 70 about 5 mi e Beckwourth; e of Beckwourth 1490 Comment
  UCD104873  Astragalus lemmonii Collector unknown 1954-10-20 s.n. Plumas Border of Sierra County line. Comment
  CHSC60536  Astragalus lentiginosus var. floribundus L. P. Janeway; Jannice Cutler 1992-5-28 4207 Plumas Plumas National Forest. Southwest side of Dotta Canyon 1.1 mi southeast of Beckwourth-Genesee Road. 1685 Comment
  JEPS125801  Astragalus lentiginosus var. floribundus William Harnach 2002-5-14 1059 Plumas 0.8 miles West of the intersection of Highway 49 and Dyson Lane. Comment
  RSA795985  Astragalus pulsiferae James R. Shevock 1985-5-19 11161 Plumas Plumas National Forest, 5.1 miles north of Chilcoot on road to Frenchman Reservoir. 1700 Comment
  SEINET10577024 Image available Astragalus pulsiferae John G. Lemmon 1872-1 Lemmon s.n. Plumas Sierra Valley to Pyramid Lake. Comment
  SEINET10484144  Astragalus purshii var. tinctus Mary Susan Taylor 1982-5-14 Taylor 4445 Plumas T22N R13E ne/nw sec 14. Portola quad. Open rocky ridge above Turner Springs Rd, ca. l mi s of Hwy 114(Clio-Portola Rd), ca. 2 air mi sw of Portola. 5400 ft. 1646 Comment
  SJSU14349  Astragalus purshii var. tinctus N. A. Hopkins 1990-5-12 1616 Plumas 16.5 mi NW of Beckwourth on N side of rd to Genessee 1706 Comment
  NY658906  Astragalus webberi M. E. P. Ames s.n. Plumas Indian Valley Comment
  UC1730237  Astragalus whitneyi var. whitneyi L. P. Janeway 1998-6-24 5670 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  CHSC34292  Asyneuma prenanthoides M. S. Taylor 1981-8-19 4217 Plumas Jct Bell Creek and rd 23N10, ca. 1.5 mi w of Sloat. 1310 Comment
  UCD66900  Asyneuma prenanthoides James I. Mallory 1969-8-21 349 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  RSA59165  Athyrium americanum E. K. Balls 1950-9-1 15611 Plumas East of Long Lake, meadow sloping down to two smaller lakes. 2134 Comment
  CHSC99798  Athyrium filix-femina Lowell Ahart 2008-8-13 15189 Plumas On the bottom of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Glass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1598 Comment
  CHSC52718  Athyrium filix-femina var. cyclosorum L. P. Janeway 1990-7-19 3807 Plumas Along Emigrant Cr 1/2 mi N of the crest of Grizzly Ridge. Plumas National Forest Beckwourth Ranger District, Cascade Compartment. 2026 Comment
  UC185188  Athyrium filix-femina var. cyclosorum Mrs. Carlotta C. Hall 1912-6-10 Plumas Wapanse Creek Comment
  SEINET7239799 Image available Balsamorhiza hookeri var. neglecta D. L. Cooney 1941-4-11 C- 7 Plumas 4 mi. W. of Vinton, along highway slope 1524 Comment
  CHSC52761  Balsamorhiza macrolepis var. platylepis L. P. Janeway 1990-6-7 3704 Plumas Plumas National Forest. Forested flat on N side of Long Valley ca 1/2 mi E of Rattlesnake Creek and ca 1/2 mi N of Hwy 70/89. Vicinity of Sloat. 1371 Comment
  CAS-BOT-BC16559  Barbarea orthoceras Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1873 Plumas Butterfly Botanical Area and Vicinity. In Butterfly Valley proper. Comment
  CAS-BOT-BC16569  Barbarea orthoceras Mrs. H. C. Cantelow 1938-7-4 2293 Plumas South side of Soda Creek. Drakesbad. Comment
  CAS-BOT-BC145808  Beckmannia syzigachne C. Etienne 1969-7-26 293 Plumas Off Middle Fork of Feather River. Highway 89 near Graegle next of Feather River Park Resort entrance. 1280 Comment
  UCD56785  Beckmannia syzigachne Collector Unknown 1874-6-1 481 Plumas Sierra Valley. Comment
  CHSC54465  Betula pumila var. glandulifera Vernon H. Oswald; Lowell Ahart 1991-7-30 4790 Plumas Big Springs on the west side of Humbug Valley, ca. 6 miles (air) eastnortheast of Humbug Summit, ca. 12 miles (air) south of Chester. Within the fenced, marshy enclosure at the springs. 1310 Comment
  CAS-BOT-BC102173  Bidens cernua L. DeBuhr; C. W. Tilforth 1972-9-20 42311 Plumas Snake lake c. 4 miles NW of Quincy 1219 Comment
  RSA523380  Bidens cernua Barbara Ertter 1988-10-21 8003 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  CAS-BOT-BC102168  Bidens cernua L. P. Janeway 1993-9-22 4600 Plumas Plumas National Forest, Meadow Valley quad, north side of Snake Lake 1208 Comment
  CAS-BOT-BC128026  Blepharipappus scaber H. N. Bolander; Kellogg s.n. Plumas Sierra Valley Comment
  UC1446144  Boechera Lowell Ahart 1979-8-4 Plumas ca. 12 mi. n. La Porte (head of Dixon Creek, n. of Buzzards Roost Ridge, ca. 1 mi. n. of Pilot Peak); Dixon Creek 1700 Comment
  CAS-BOT-BC16143  Boechera constancei Wayne Dakan; Arno H. Schmitt 1974-5-31 s.n. Plumas Sierra Nevada. On road from Round Valley to Long Valley. Comment
  CHSC33810  Boechera constancei M. S. Taylor 1981-6-22 3943 Plumas N and S side of 25N57, ca. 0.5 mi e of jct 25N57 with 25N17, ca. 4 air mi nw of Meadow Valley. 1615 Comment
  CAS-BOT-BC16183  Boechera davidsonii W. D. Dakan 1973-7-12 s.n. Plumas Sierra Nevada. Plumas National Forest. Round Lake. 2133 Comment
  SD46545  Boechera lyallii Robert J. Weatherby 1955-6-26 1553 Plumas Lakes Basin Area 2195 Comment
  CAS-BOT-BC14081  Boechera pauciflora John Thomas Howell 1960-7-19 35637 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC14109  Boechera pauciflora Doris Kildale Gillespie 1930-5-12 9316 Plumas 2 miles east of Chester. Comment
  CHSC33786  Boechera pinetorum M. S. Taylor; M. Foster 1981-6-2 3820 Plumas N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  CAS-BOT-BC14259  Boechera pinetorum Lowell Ahart 1989-7-7 6371 Plumas About 12 miles northeast of La Porte. About 0.5 mile north of the Bunker Hill Mine. On the east side of Bunker Hill Crk. 1828 Comment
  CAS-BOT-BC14295  Boechera platysperma John Thomas Howell 1960-7-17 35497 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC53056  Boechera platysperma L. P. Janeway 1989-7-6 3455 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-BC14725  Boechera repanda Lowell Ahart 1979-7-15 s.n. Plumas 0.25 mile east of Bunker Hill Creek. 1800 Comment
  CAS-BOT-BC25592  Boechera retrofracta John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2439 Plumas Butterfly Botanical Area and Vicinity. From vicinity of mouth of Butterfly Creek. 883 Comment
  SEINET3166407  Boechera retrofracta P. J. Alexander 2009-5-26 1045 -A, B Plumas East slope of the northern Sierra Nevada, north of Frenchman Reservoir, volcanic knob on the N side of Little Dooley Creek, 5.4 miles N of the Frenchman R. dam, 4.4 miles WNW of Crystal Peak, Plumas National Forest. 1786 Comment
  CAS-BOT-BC25412  Boechera retrofracta John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54188 Plumas Sierra Nevada. Rush Creek. 1402 Comment
  CAS-BOT-BC25586  Boechera retrofracta John Thomas Howell 1974-9-20 50890 Plumas Sierra Nevada. 7 miles from Quincy on road to Blairsden. 1097 Comment
  CAS-BOT-BC25694  Boechera sparsiflora M. S. Taylor 1982-8-18 5010 Plumas On summit of Mount Ingalls, ca. 9 air miles northeast of Sloat. 2551 Comment
  CAS-BOT-BC25726  Boechera sparsiflora Anna Head 1920-6-6 s.n. Plumas Feather River Region. Camp Rodgers. 701 Comment
  CHSC41182  Boechera sparsiflora J. D. Jokerst 1984-5-14 2015 Plumas On ridge top. Ridge represents the top of the canyon slope above Ward Creek, SW of Genesee Valley. 1584 Comment
  CHSC72308  Boechera sparsiflora L. P. Janeway; Glenn Clifton 1998-7-9 5735 Plumas Thompson Peak, just east of the fire lookout tower and near the top. 2331 Comment
  UCSB63924  Boechera sparsiflora Jokerst, James 1987-5-28 Plumas Ward Creek Canyon; T25N R11E center S1/2 Sect. 23 1463 Comment
  SD9250  Botrychium multifidum Mrs. R. M. Austin 1876-1 Plumas Comment
  UCD136804  Botrychium multifidum Dennis Wm. Stevenson 1974-10-1 379 Plumas Between trail and Jamison Creek, 0.5 mile below (north of) Grass Lake (above Jamison Mine). 1767 Comment
  CHSC61017  Botrychium simplex var. compositum Vernon H. Oswald; Lowell Ahart 1993-8-3 5768 Plumas Unnamed lake ca. 0.25 mi E of Hwy Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor. 1926 Comment
  JEPS99047  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9785 Plumas 1 mi SE of Tamarack Flat (5 air mi NW of La Porte); Lumpkin Ridge 1716 Comment
  CDA11930  Boykinia major G. F. Hrusa, J. Dinsdale 1989-6-27 7222 Plumas Sierra Nevada; Tributary entering Bucks Lake at N end. Comment
  UC477511  Boykinia occidentalis L. S. Smith July, 1930 2518 Plumas Milk Camp-White Rock; Tahoe Nat. Forest, Milk Camp-White Rock 762 Comment
  CHSC81774  Brasenia schreberi Lowell Ahart 2001-10-16 9387 Plumas Round Valley Reservoir, plants collected near north shore and west of the dam, just below the road, about 2 1/2 miles southwest of Greenville. 1365 Comment
  CAS-BOT-BC106228  Brickellia californica L. P. Janeway 1993-9-1 4575 Plumas Soda Creek 0.1 mi northwest of Hwy 70 and the East Branch North Fork Feather River. Northeast facing dirt road cutbank 914 Comment
  JEPS18633  Brickellia californica W. L. Jepson 1924-7-24 10630 Plumas Rich Point Middle Fork Feather River 914 Comment
  CAS-BOT-BC127712  Brickellia greenei M. S. Taylor; W Dakan; T. Griggs 1980-9-27 3349 Plumas ca. 1/4 mi s of Bucks Lake -- Spanish Ranch Rd, ca. 1/4 mi e of Frenchman Hill, ca. 20 mi sw of Quincy. 1645 Comment
  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
  SEINET10474489  Brickellia greenei Mary Susan Taylor 1980-9-27 Taylor 3349 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
  UC1075728  Brodiaea minor Robert J. Weatherby 1955-7-15 1642 Plumas Quincy Ranger Station, USFS 1066 Comment
  RSA0089039  Brodiaea multiflora Bonnie C. Templeton 1968-6-9 11254 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  SEINET10533850  Brodiaea multiflora Melvin L. Conrad, Douglas G. LeDoux; Patricia L. Kenney 1973-6-5 Conrad 7045 Plumas Yellow pine & douglas fir in plumas natl. Forest off hwy. 70 1067 Comment
  CHSC96984  Bromus carinatus var. carinatus Lowell Ahart; Josephine Guardino 2007-7-20 14316 Plumas South of a small drainage, northeast of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  CAS-BOT-BC148701  Bromus carinatus var. marginatus George W. Gillett 1957-7-17 794 Plumas Lassen Volcanic National Park. Moist gully running into stream running from Little Willow Lake into Willow Lake. 1767 Comment
  UCD58433  Bromus commutatus John Thomas Howell 1951-6-26 27538 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  CAS-BOT-BC155799  Bromus diandrus Lewis S. Rose 1968-6-10 68086 Plumas Quincy. 1036 Comment
  OBI3369  Bromus diandrus Lewis S. Rose 1968-6-10 68086 Plumas Quincy 1036 Comment
  CAS-BOT-BC155315  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43377 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  SBBG115939  Bromus japonicus J. T. Howell 1977-6-24 52417 Plumas near confluence of Spanish and Indian Crks 929 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
  CDA13439  Bromus orcuttianus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13286 Plumas Sierra Nevada; Common perennial in open sites at edge of forest. Dry, rocky ridgetop on USFS 23N11A. Open, dry flats with Artemisia tridentata. Forest here dominated by Abies concolor, Pinus jeffreyi. Comment
  JEPS107633  Bromus orcuttianus Lowell Ahart, Josephine Guardino 2005-8-9 12268 Plumas Meadow near forest edge, north of a small drainage that runs into Fant Creek, about 200 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  UCD59258  Bromus orcuttianus G. L. Stebbins Jr. 1939-7-7 2914 Plumas 1.7 miles east of Meadow Valley on road to Quincy. Comment
  UC1131294  Bromus tectorum C. W. Hanks 1934-8-8 17 Plumas 1 mi nw of Sierra Valley (Plumas National Forest); Plumas National Forest 1524 Comment
  CHSC112375  Calamagrostis canadensis var. canadensis L. P. Janeway 2014-7-15 11543 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-BC438483  Calandrinia ciliata John Thomas Howell 1951-6-28 27668 Plumas Jamison Creek 1584 Comment
  CAS-BOT-BC85759  Calocedrus decurrens Alice Eastwood 1927-6-18 14703 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CHSC102058  Calocedrus decurrens Lowell Ahart; John Dittes 2009-7-15 16085 Plumas On dry rocky soil, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CDA18688  Calochortus coeruleus G. D. Barbe, T. C. Fuller 1982-6-15 3695 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
  CHSC91745  Calochortus coeruleus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3322 Plumas Sierra Nevada. 2.8 miles north-northeast of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  JEPS61639  Calochortus coeruleus John W. Duffield 1937-5-26 Plumas road to Quincy Comment
  SEINET10469582  Calochortus coeruleus Mary Susan Taylor 1982-5-26 Taylor 4537 Plumas T23N R10E nw/nw sec 12. Spring Garden quad. Both sides of Fells Creek Rd - 23N22, 4.0 mi w of Lee Summit, ca. 2 air mi sw of Sloat. 4400 ft. Mixed Coniferous Forest. 1341 Comment
  CDA14704  Calochortus leichtlinii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3206 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  CHSC44095  Calochortus leichtlinii Lowell Ahart 1979-7-18 1970 Plumas Near the Quincy La Porte Road, about 1/8 mile south of Onion Valley, about 1 mile west of Pilot Peak, about 12 miles north-east of La Porte. 1920 Comment
  CAS-BOT-BC491832  Calochortus leichtlinii Alice Eastwood 1927-6-27 14882 Plumas On road from Chilcott Comment
  CAS-BOT-BC491835  Calochortus leichtlinii John Thomas Howell 1967-7-11 43310 Plumas About 3 miles southeast of Mt. Hough 1706 Comment
  CAS-BOT-BC491837  Calochortus leichtlinii Clarence R. Quick 1952-6-29 52 -70 Plumas Summit of road between Belden and Humbug Valley 1486 Comment
  RSA59606  Calochortus leichtlinii Verne Grant, Alva Grant 1950-7-12 8932 Plumas Mountain slopes at base of Red Rock between Susanville andTaylorsville 2012 Comment
  UCSB16089  Calochortus leichtlinii Breedlove, Dennis 1962-6-13 Plumas Along State Highway 89, 2 miles south of Graeagle, Sierra Nevada 1402 Comment
  CAS-BOT-BC493113  Calochortus monophyllus Mrs. S. Earle Kelley 1919-1-1 s.n. Plumas Salmon Lake Comment
  CHSC2442  Calochortus nudus R. Carter 1965-7-6 268 Plumas Found 0.25 mi. S of intersection of Oroville-Quincy Rd. and U. S. F. S. road 24N33, on N side of Oroville-Quincy Rd. ca. 15' from road. 1767 Comment
  CAS-BOT-BC493422  Calochortus nudus G. D. Barbe; T. C. Fuller; John Thomas Howell 1981-6-23 54161 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  CAS-BOT-BC493425  Calochortus nudus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1914 Plumas Darlingtonia bog 1127 Comment
  CAS-BOT-BC493427  Calochortus nudus Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CAS-BOT-BC271530  Calycadenia truncata subsp. truncata Rimo Bacigalupi 1953-8-31 4346 Plumas Along roadside, road from Greenville to Indian Agency, in Indian Valley, about 2 miles east of Greenville 1005 Comment
  UC1136666  Calyptridium monospermum G. T. Nordstrom 1934-7-3 162 Plumas 3/4 mi s of Mount Ararat; Plumas National Forest 1645 Comment
  UC726182  Calyptridium monospermum A. A. Heller 1941-6-5 Plumas along the Feather River near Bucks Creek Power House; Feather River Comment
  CHSC82479  Calyptridium umbellatum Lowell Ahart 2002-6-26 9778 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  JEPS103356  Calyptridium umbellatum Lowell Ahart 2002-6-26 9778 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
  UCD100485  Calyptridium umbellatum Michael A. Vincent 1999-6-8 8543 Plumas Plumas National Forest; Beckwourth Ranger District. Along Rt. A23, just south of Rt. 70, southwest of Beckwourth. Comment
  UCD22671  Calyptridium umbellatum Andrea Alfaro 1990-5-12 9 Plumas Quincy quadrangle. On the side of a road. Comment
  UCR108213  Calystegia malacophylla subsp. malacophylla L. C. Wheeler 1958-7-28 7339 Plumas Sierra Nevada Mtns, South Fork Rock Creek, c. 0,5 mi east of Bottle springs, near Quincy 1585 Comment
  JEPS28595  Calystegia malacophylla subsp. malacophylla George W. Gillett 1957-7-13 757 Plumas below Sifford Lakes along direct route to Devils Kitchen (Lassen Volcanic National Park); , below Sifford Lakes 2057 Comment
  UC1552748  Calystegia occidentalis var. tomentella Frederica Bowcutt 1985-6-6 539 Plumas about 15 air mi ne Quincy (on the sw side of Red Clover Creek and Beckwourth Genesee Road in Plumas National Forest); Plumas National Forest, sw side Red Clover Creek Comment
  RSA17436  Camassia quamash subsp. breviflora Elmer I. Applegate 1929-6-21 5810 Plumas Drakesbad, Warner Valley, Mt. Lassen region 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
  UCD114106  Camelina microcarpa Michael A. Vincent 1999-6-7 8544 Plumas Plumas National Forest; Beckwourth Ranger District. Along Route A23, just south of Route 70, southwest of Beckwourth; along jeep trail just south of creek (at first gate). Comment
  UCD103267  Camissonia contorta A. A. Beetle 1941-6-28 2892 Plumas West side of Lake Almanor. 1828 Comment
  CAS-BOT-BC160889  Camissonia tanacetifolia subsp. tanacetifolia A. A. Heller; P. B. Kennedy 1907-7-4 8733 Plumas Meadow two miles south of Red Clover Valley Comment
  CAS-BOT-BC160890  Camissonia tanacetifolia subsp. tanacetifolia H. L. Mason 1924-6-15 1037 Plumas Graeagle Comment
  JEPS115228  Campanula prenanthoides Lowell Ahart, John Dittes 2009-7-15 16094 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  JEPS11845  Campanula prenanthoides John Thomas Howell 1926-7-31 2178 Plumas near Prattville 1463 Comment
  UC924238  Campanula prenanthoides H. S. Reed 1941-7-31 Plumas Forest Lodge 1066 Comment
  SEINET10462864  Campanula prenanthoides Joseph Clemens 1920-8-11 Clemens s.n. Plumas GREENVILLE Comment
  SEINET10480717  Cardamine Mary Susan Taylor 1981-7-6 Taylor 3968 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
  RSA0116212  Cardamine breweri Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 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
  CAS-BOT-BC37824  Cardamine nuttallii Robert J. Weatherby 1950-5-31 1435 Plumas Lake Almanar. 1417 Comment
  OBI15046  Cardamine pachystigma Lewis S. Rose 1967-5-7 67060 Plumas S of Keddie. Butterfly crk and Spanish crk 884 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
  SEINET10575843  Cardamine pachystigma var. pachystigma John G. Lemmon Lemmon s.n. Plumas Indian Valley. Comment
  UCD108024  Carex Tim Kuhn 2006-7-9 68 Plumas Southwest of Lake Davis. Comment
  CAS-BOT-BC18359  Carex John Thomas Howell 1951-6-26 27535 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  CAS-BOT-BC18369  Carex W. W. Wagner 1919-5-25 270 Plumas Vicinity of Qunicy.Squirrel Creek. Comment
  JEPS115894  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16141 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
  JEPS117695  Carex abrupta Lowell Ahart 2010-10-21 17304 Plumas On dry rocky soil, along a small wash, open dry meadow, about 80 yards northwest of the spring, on the north side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak 1928 Comment
  CHSC36857  Carex amplifolia M. S. Taylor 1982-8-9 4947 Plumas Around spring at jct of rd 26N17Y and Pliocene Creek, ca. 1 mi nw of Rattlesnake Hill, ca. 2 mi s of Canyon Dam. 1645 Comment
  CHSC65590  Carex amplifolia L. P. Janeway 1995-8-30 4903 Plumas Along West Branch Humbug Creek; about 2.3 mi south of Smith Peak. Creekside opening. 1630 Comment
  CHSC97388  Carex amplifolia Jenny Marr; Craig Carter 2006-5-29 239 Plumas Cascade Range High. Plants collected at the southern boundary of Lassen Park adjacent Willow Lake. 1676 Comment
  UC1133443  Carex amplifolia Beryl O. Schreiber 1938-7-10 2529 Plumas 1/4 mi s U.C. Forestry Camp (near Meadow Valley); Plumas National Forest, Bidwell Bar Quadrangle Comment
  CHSC84926  Carex angustata L. P. Janeway; B. Castro 2003-9-6 7978 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  CHSC20767  Carex athrostachya K. R. Stern 1975-7-23 5868 Plumas nw shore of Lake Almanor. 1371 Comment
  RSA32327  Carex athrostachya C. R. Quick 1945-7-20 45 -66 Plumas Deane s Valley, SE of Meadow Valley. Comment
  SEINET10585099  Carex athrostachya David Castaner 1984-5-28 Castaner 8059 Plumas Almanor, Along highway 89. Comment
  CHSC43004  Carex aurea L. P. Janeway; B. Castro 1987-7-17 2487 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. 1584 Comment
  JEPS95376  Carex aurea Lowell Ahart 1994-6-17 7347 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  CHSC77166  Carex bolanderi G. F. Hrusa; T. D. Wilfred 1996-7-22 13393 Plumas Northern California, the Sierra Nevada. Plumas National Forest: in moist bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. 1500 Comment
  CHSC97414  Carex bolanderi Robert Fischer 2006-7-2 1033 Plumas Buckslake. Between Oroville and Buckslake, off Hwy. 70, east on 4 Trees Road. Collection made at the crossing of Wildcat Creek. 1158 Comment
  CHSC112384  Carex cusickii L. P. Janeway 2014-7-16 11547 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
  POM80813  Carex cusickii Marcus E. Jones 1897-7-3 10916 Plumas Prattville. 1372 Comment
  UCR123513  Carex douglasii George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6874 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  CAS-BOT-BC20089  Carex echinata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1499 Plumas Butterfly Botanical Area and Vicinity. Along road at Fern Glen. 1097 Comment
  CHSC94112  Carex echinata subsp. echinata Lowell Ahart 2006-7-9 12916 Plumas Small bog or wet meadow, below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir. 1648 Comment
  CAS-BOT-BC20111  Carex feta W. R. Dudley 1909-8-27 s.n. Plumas Sierra Valley. Near East Hot Springs. Comment
  CHSC43011  Carex feta L. P. Janeway; B. Castro 1987-7-17 2489 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. 1584 Comment
  CHSC77067  Carex feta G. Douglas Barbe; T. C. Fuller 1982-6-14 3689 Plumas Quincy Region. W end of Quincy, Hwy 70 and Lawrence St. at Chevron station. 1036 Comment
  RSA201272  Carex fracta J. T. Howell 1960-7-19 35676 Plumas Drakesbad. 1677 Comment
  SEINET10652731  Carex geyeri Lawrence P. Janeway 1992-6-9 Janeway 4225 Plumas Mount Ingalls Quad, T24N, R11E, NE 1/4 of SW 1/4 of Sec 11. Northeast side of Grizzly Ridge between Joseph Creek and Cascade Creek; ca. .8 mile southwest of Little Grizzly Creek. Northwesterly facing slope in mixed conifer forest with ca 60% crown closure. Comment
  JEPS109102  Carex gigas D. W. Taylor 2008-6-18 20222 Plumas Plumas National Forest, watershed of N Fork Feather River, S Fork Rock Creek, along Forest Road 24N28. 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
  JEPS119927  Carex heteroneura Lowell Ahart 2012-9-5 18435 Plumas About 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  UCR148892  Carex heteroneura var. heteroneura G. D. Barbe, T. C. Fuller 1982-6-16 3790 Plumas Plumas National Forest. Meadow below Mud Lake, 0.75 mi northeast of Eisenheimer Peak. 2098 Comment
  CAS-BOT-BC7850  Carex infirminervia John Thomas Howell 1960-7-20 35759 Plumas Boiling Springs Lake. 1798 Comment
  SEINET7562372 Image available Carex infirminervia Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10540 Plumas Ca 14 mi WSW of village of alma nor, along tributary of Butt Creek, W of Humboldt Road (county route 308). 1747 Comment
  CAS-BOT-BC7743  Carex integra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54167 Plumas 3.25 miles west of Round Valley Reservoir dam. 1633 Comment
  CHSC65595  Carex integra L. P. Janeway 1995-7-23 4873 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  RSA71306  Carex integra L. S. Rose 1951-6-28 51030 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  SEINET3902352  Carex integra Lewis S. Rose 1951-6-28 51030 Plumas Mcrae Meadows, 8 mi. sw of Johnsville.; 0 1951 Comment
  SEINET4292190 Image available Carex integra Unknown 1995-1 4873 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south southeast of Table Mountain. Dogwood Peak quad. Comment
  CHSC116202  Carex jonesii Lowell Ahart 2015-7-4 20277 Plumas About 150 yards south of the paved road to Tamarack Flat, about 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam. 1712 Comment
  JEPS95405  Carex jonesii Lowell Ahart 1994-6-15 7341 Plumas 1 air mile W of Little Grass Valley Reservoir (200 yds E of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat) 1767 Comment
  UCD140415  Carex jonesii Dean W. Taylor 1976-7-7 6037 Plumas about 1 mile north of Humboldt Summit. 1798 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
  RSA770095  Carex laeviculmis L. P. Janeway, B. Castro 2009-7-18 9863 Plumas Northern High Sierra Nevada. Lower end of Rock Island Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road. 1526 Comment
  CHSC46712  Carex lasiocarpa V. Oswald; W. Dempsey 1989-8-24 3963 Plumas Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 1.1 mi (air) nw of Chester. 1828 Comment
  CAS-BOT-BC31152  Carex lemmonii John Thomas Howell 1959-9-23 s.n. Plumas Meadow 3 mi from Juniper Lake on road to Chester. 1889 Comment
  CHSC105838  Carex lemmonii Lowell Ahart 2010-7-27 16927 Plumas Seep on the west side of Forest Road 22N68, about 1/4 mile north of the road gate, about 1/2 mile north of where the road crosses the South Fork of the Feather River, about one mile north of Little Grass Valley Reservoir. 1571 Comment
  JEPS95336  Carex lemmonii Lowell Ahart 1994-6-15 7342 Plumas 200 yds E of a logging road, near the int. of Lumpkin Ridge Road and the road to Tamarack Flat, 1 air mile W of Little Grass Valley Reservoir 1767 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
  CHSC96053  Carex luzulifolia L. P. Janeway; B. Castro 2006-9-9 8883 Plumas High Cascade Range. About 200 m east of Jedidian Colter Lake (between Blue Lake and North Arm Rice Creek). Broad flat meadow informally named Sheeba's Meadow. 1969 Comment
  CHSC53527  Carex luzulina L. P. Janeway 1990-8-3 3825 Plumas Plumas National Forest. Meadow at head of small drainage (into Little Grizzly Cr) ca 1 mi SW of Little Grizzly Cr and between Joseph Cr and Oliver Cr. 1981 Comment
  CHSC55547  Carex mariposana L. P. Janeway 1990-7-2 3752 Plumas About 100 ft west of Paradise Cr and about 1/2 mi south of Little Grizzly Cr. At an old logging landing and dirt road opening. 1859 Comment
  SEINET7566773 Image available Carex mariposana John Thomas Howell, T. C. Fuller, G. D. Barbe 1981-6-25 54343 a Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  JEPS104625  Carex mendocinensis Lowell Ahart 2000-5-21 8381 Plumas W side of Caribou Road, about 4 mi (air) NE of Belden 853 Comment
  CAS-BOT-BC32070  Carex multicaulis John Thomas Howell; Gordon H. True 1969-6-23 45807 Plumas 2.6 mi N of Middle Fork of Feather River at Nelson Point 1310 Comment
  RSA517299  Carex multicostata Barbara Ertter, Gary Schoolcraft 1987-6-17 7204 Plumas Ca. 1.5 air miles N of Chester. 1372 Comment
  JEPS113655  Carex nebrascensis Lowell Ahart, John Dittes 2007-6-16 14133 Plumas Bottom of a small stream, meadow, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CHSC116389  Carex nebrascensis Sara M. Taylor; Scott Batiuk 2012-9-12 70 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-BC119687  Carex nervina Catherine McWilliams 1971-9-1 794 Plumas Eureka Ridge, Plumas - Eureka State Park. 2255 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
  CHSC40989  Carex nudata J. D. Jokerst 1984-7-10 2094 Plumas Edges of Indian Creek east of Genesee Valley. 1264 Comment
  SEINET7569425 Image available Carex nudata David Castaner 1984-5-28 8057 Plumas Indian Creek Falls, junction Highways 70 and 89. Comment
  CHSC53531  Carex pachystachya Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  CHSC92310  Carex pachystachya Lowell Ahart; Josephine Guardino 2005-8-9 12256 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
  CHSC93267  Carex pachystachya Virginia Dains 1996-7-26 Plumas Northern High Sierra Nevada. East side of Poplar Creek in meadow. 1402 Comment
  SEINET8989742 Image available Carex pachystachya L. Janeway, Naczi, R 2004-1 8187 Plumas High Cascade Range. Large willow meadow along a western tributary of Butt Creek, 2.4 air km north of Humboldt Summit Humbolt Peak 7.5' quad. Comment
  CHSC47081  Carex pellita L. P. Janeway 1989-7-25 3528 Plumas Plumas National Forest. Springs at head of creek draining from N into Red Clover Valley. From Beckwourth-Genesee Rd (rd 111) 15.7 mi from Beckwourth, then 2.5 mi northerly on rd 25N05, then 2.3 mi on rd 25N85. 1737 Comment
  CHSC65137  Carex rossii Vernon H. Oswald; Lowell Ahart 1995-7-24 7120 Plumas High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  CHSC102008  Carex scabriuscula L. P. Janeway; B. Castro 2009-8-29 9943 Plumas Northern High Sierra Nevada.Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  CHSC111166  Carex scabriuscula Lowell Ahart 2012-7-1 18262 Plumas On the east side of the dirt road to the large pipe,about 1/4 miles east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. 807 Comment
  JEPS105627  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
  CAS-BOT-BC117520  Carex sheldonii L. P. Janeway 1991-8-4 4125 Plumas Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi W of road to Bagley Pass, 1691 Comment
  UCD140823  Carex simulata Dean W. Taylor 1976-7-9 6183 Plumas About 1 mile north of Humboldt summit. 1798 Comment
  CAS-BOT-BC117736  Carex simulata George Wilson Gillett 1957-7-18 836 Plumas Willow Lake, marsh at N end. 1661 Comment
  OBI22658  Carex stipata Lewis S. Rose 1967-7-9 67144 Plumas Quincy 1036 Comment
  UCD140890  Carex stipata var. stipata Lewis S. Rose 1967-7-9 67144 Plumas Quincy. 1036 Comment
  CAS-BOT-BC115986  Carex subfusca Brink; Mayer 1975-6-1 s.n. Plumas Bucks Lake area. Comment
  CAS-BOT-BC115995  Carex subfusca Clare B. Hardham 1944-8-14 24 Plumas Near Prattville, Lake Almanor 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
  CDA17814  Carex subfusca G. D. Barbe, J. T. Howell (54237 at CAS) & T. C. Fuller 1981-6-24 3224 Plumas Rhinehart Meadow at 1.0 mile S of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). 1676 Comment
  CHSC108085  Carex subfusca Lowell Ahart 2011-9-17 17662 Plumas On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CHSC89748  Carex subfusca L. P. Janeway; Robert F. C. Naczi 2004-7-24 8185 Plumas High Cascade Range. Humboldt Road crossing of small tributary of Butt Creek, 2.9 road km from Humboldt Summit. Narrow meadowy strip along small creek. 1756 Comment
  JEPS107492  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
  OBI2941  Carex subfusca Lewis S. Rose 1968-6-10 68085 Plumas Quincy 1036 Comment
  CAS-BOT-BC115992  Carex subfusca Clare B. Hardham 1970-8-8 17701 Plumas Thompson Peak. 2286 Comment
  SEINET10946214  Carex subfusca Lawrence P. Janeway 1989-6-22 Janeway 3368 Plumas Crocker Mtn, Quad, T24N, R14E, corner of Secs. 28, 29, 32, 33. Slopes between Crocker Mtn and Crocker Meadow, near rd 24N49Y. 1804 Comment
  JEPS107719  Carex utriculata Lowell Ahart, John Dittes 2005-9-19 12384 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  SEINET10748597  Carex vesicaria Mary Susan Taylor 1982-8-11 Taylor 5109 Plumas T26N R9E ne1/4 sec 22. Greenvill quad. Abundant on s end of Round Valley Reservoir, ca. 4 mi s of Greenville. 1372 Comment
  CAS-BOT-BC114935  Carex whitneyi John Thomas Howell 1951-6-27 27567 Plumas Johnsonville 1584 Comment
  CHSC109523  Carex whitneyi L. P. Janeway 2012-8-8 11050 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. Large flats well above the creek. 1745 Comment
  CHSC47147  Carex whitneyi L. P. Janeway 1989-6-12 3299 Plumas Plumas National Forest. Slope on south side of Red Clover Valley. 1737 Comment
  CHSC65139  Carex whitneyi Vernon H. Oswald; Lowell Ahart 1995-7-24 7121 Plumas High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  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
  CAS-BOT-BC114937  Carex whitneyi L. P. Janeway 1990-7-3 3757 Plumas Near Paradise Creek about 1/4 mi S of Little Grizzly Creek. 1813 Comment
  SD8170  Caryophyllaceae Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CAS-BOT-BC249369  Castilleja applegatei Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi. W of Pilot Pk. 2000 Comment
  SBBG40127  Castilleja applegatei C. B. Hardham 1961-6-16 7459 Plumas Diamond Peak [Diamond Mountain] Comment
  CAS-BOT-BC249733  Castilleja applegatei subsp. pinetorum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  JEPS113385  Castilleja applegatei subsp. pinetorum Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14054 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  JEPS81475  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-21 4895 Plumas ca 5 mi se Quincy (around s end of Bachs Creek Ridge); Quincy Quad., Bachs Creek Ridge 1752 Comment
  UC725755  Castilleja lacera A. A. Heller 1940-5-22 15668 Plumas 2 mi n Almanor (State Hwy 89) Comment
  CAS-BOT-BC254062  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-5 8736 Plumas Red Clover valley. Comment
  UC1063336  Castilleja miniata C. G. Albertus 1935-7-27 234 Plumas 1.5 mi se Cromberg; Plumas National Forest, Downieville Quad. 1310 Comment
  CAS-BOT-BC254051  Castilleja miniata Clarence R. Quick 1934-7-4 1334 Plumas Headwater of Clear Creek, Plumas National Forest Comment
  RSA103936  Castilleja miniata Herbert McLean Evans 1922-07 s.n. Plumas Willow Lake. Mt. Lassen National Park. Comment
  JEPS81448  Castilleja pilosa M. S. Taylor 1982-5-28 4558 Plumas ca 16 mi s Milford (Squaw Valley at jct of 26N70 and 28N01); Crocker Mt. Quad., Squaw Valley 1706 Comment
  RSA169418  Castilleja pilosa L. S. Rose 1963-6-4 63124 Plumas Sierra Valley, 1 mile S of Beckwourth 1463 Comment
  CDA34646  Castilleja tenuis L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16135 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. Comment
  CHSC20821  Castilleja tenuis K. R. Stern 1975-7-25 5818 Plumas N shore of Lake Almanor. 1371 Comment
  CHSC80277  Castilleja tenuis L. P. Janeway 1996-6-5 5001 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine. 1488 Comment
  JEPS113804  Castilleja tenuis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14026 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  JEPS81468  Castilleja tenuis M. S. Taylor 1982-6-28 4770 Plumas ca 1 mi w Beckwourth (Ramelli Ranch, s side of Hwy 70); Portola Quad. 1487 Comment
  CHSC93930  Ceanothus arcuatus C. L. Schmidt 1988-6-25 1218 Plumas Red Hill just below summit, 7.5 miles from US 70 up Rush Creek Road, ca. 9.4 miles SW of Paxton on US 70. 1880 Comment
  JEPS113883  Ceanothus arcuatus L. P. Janeway 2007-5-20 8981 Plumas Northern High Sierra Nevada; Top of Red Hill 1929 Comment
  CAS-BOT-BC48613  Ceanothus cordulatus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54273 Plumas Rocky summit ridge, Mt. Hough 2203 Comment
  CAS-BOT-BC48699  Ceanothus cordulatus Rimo Bacigalupi 1927-7-4 1656 Plumas upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  CHSC101775  Ceanothus cordulatus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15868 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  POM253289  Ceanothus cordulatus A. A. Heller 1938-6-4 15138 Plumas E of Chester. 1311 Comment
  SD7225  Ceanothus cordulatus Mrs. R. M. Austin 1880-1 Plumas Prattville, Big Meadows Comment
  UCD111398  Ceanothus cordulatus B. F. Smith 1967-8-16 61 Plumas 2 miles northeast of La Porte. 1615 Comment
  UC338008  Ceanothus cuneatus var. cuneatus Lemmon 1889-5-27 Plumas Mohawk Valley 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-BC50768  Ceanothus integerrimus David D. Keck 1932-7-3 1648 Plumas Northern Sierra Nevada - Quincy - Hillside south of town (forested). 1188 Comment
  UC452655  Ceanothus integerrimus H. M. Hall 1912-6-30 9303 Plumas Spanish Ranch Sierra Nevada Mts. 1158 Comment
  UCD111983  Ceanothus integerrimus James I. Mallory 1969-8-21 357 Plumas 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  SEINET7720974  Ceanothus integerrimus Unknown 1876-1 Plumas American Valley Comment
  CAS-BOT-BC51043  Ceanothus integerrimus var. macrothyrsus Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  LA44875  Ceanothus jepsonii C. W. Hallis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  UCD23357  Ceanothus lemmonii E. W. Jameson 1949-6-21 s.n. Plumas 4 mi. east, 1 mi. north of Quincy. 1158 Comment
  CAS-BOT-BC63365  Ceanothus prostratus Saichi Kawahara 1968-5-5 409 Plumas Highway 89, 3 mi. se. of Highway 36. 1402 Comment
  CAS-BOT-BC63367  Ceanothus prostratus Alice Eastwood 1927-6-15 14594 Plumas On trail to Long Valley. United States Forest Reserve. Comment
  CAS-BOT-BC63373  Ceanothus prostratus David D. Keck 1932-7-3 1649 Plumas Quincy. On mountain slope to/south of town in spruce forest. 1219 Comment
  UC1071279  Ceanothus prostratus C. W. Hanks 1934-8-8 15 Plumas ridge top nw Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  UC917252  Ceanothus prostratus J. M. Tucker 1948-7-25 1747 Plumas ca 3/4 mi w of mine United Mining Co. (sw side of Camel's Peak); sw side of Camel's Peak Comment
  SEINET215122  Ceanothus prostratus J. Arthur 1966-5-10 56 Plumas State Hwy 89 ca. 3 miles beyond Sierra Valley between Quincy and Truckee 1372 Comment
  CHSC21801  Ceanothus velutinus F. T. Griggs; A. Pass 1975-8-1 413 Plumas Bucks Lake Forest Service Survey. Comment
  CAS-BOT-BC63185  Ceanothus velutinus var. velutinus Robert J. Weatherby 1950-8-11 1515 Plumas Mt. Elwell, Lakes Basin Area. 2377 Comment
  CDA11939  Ceanothus velutinus var. velutinus G. F. Hrusa, J. Dinsdale 1989-6-27 7202 Plumas Sierra Nevada; NW end of Bucks Lake. Comment
  CAS-BOT-BC384931  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
  CHSC100440  Cerastium fontanum subsp. vulgare Lowell Ahart 2008-9-10 15365 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  CAS-BOT-BC388355  Cerastium glomeratum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1870 Plumas Butterfly Botanical Area and Vicinity. West side of Butterfly Valley proper 1066 Comment
  CAS-BOT-BC388357  Cerastium glomeratum Alice Eastwood 1927-6-11 14445 Plumas United States Forest Reserve. Crescent Mills Comment
  SEINET10904121  Cercocarpus ledifolius Mary Susan Taylor 1981-7-6 Taylor 3979 Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  POM183494  Chaenactis douglasii var. douglasii J. G. Lemmon 1874-09 s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC140758  Chamaebatia foliolosa Mary Strong Clemens 1920-4-24 s.n. Plumas Greenville Comment
  UC1075736  Chamaesaracha nana Robert J. Weatherby 1955-7-21 1652 Plumas ridge between Bottle Springs and Bear Creek; Middle Fork Feather River 1767 Comment
  JEPS39314  Chamerion angustifolium subsp. circumvagum Ralph H. Platt 1891-1 Plumas near Big Mdws.; the Sierras Comment
  CAS-BOT-BC70209  Cheilanthes gracillima Robert J. Weatherby 1950-8-11 1514 Plumas Mt. Elwell, just below abandoned lookout station 2377 Comment
  CHSC21343  Cheilanthes gracillima F. T. Griggs; A. Pass 1975-7-7 89 Plumas Gold and Silver Lakes. Comment
  SEINET10529918  Cheilanthes gracillima Mary Susan Taylor, G. Rotta 1981-8-20 Taylor 4234 Plumas California: T25N R7E ne1/4 of nw1/4 sec 20. Almanor SW quad. On meta- volcanic moss-covered cliff, E side of Caribou Rd, 0.1 m N of its jct with Hwy 70, ca. 1.5 mi NE of Belden. Plumas County. 2400 ft. 731 Comment
  SEINET10529936  Cheilanthes siliquosa Mary Susan Taylor 1981-5-8 Taylor 3651 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-BC460983  Chenopodium atrovirens John Thomas Howell 1960-7-22 35893 Plumas Lassen Volcanic National Park, Drakesbad, near soda spring 1828 Comment
  CDA3085  Chenopodium berlandieri L. Ahart 2006-10-8 13391 Plumas On the north side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek. Comment
  RSA88569  Chenopodium berlandieri var. zschackei J. T. Howell 1951-8-19 28179 Plumas Greenville. 1098 Comment
  JEPS110530  Chenopodium botrys Lowell Ahart 2006-10-23 13472 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley 1281 Comment
  CHSC103152  Chenopodium pumilio Lowell Ahart; John Dittes 2009-9-7 16380 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CDA3087  Chenopodium strictum var. glaucophyllum J. T. Howell 1959-9-21 34812 Plumas Indian Creek Canyon. Comment
  CAS-BOT-BC451428  Chimaphila menziesii Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1969-6-24 2635 Plumas Butterfly Botanical Area and vicinity: Fern Glen 1066 Comment
  CDA17255  Chimaphila menziesii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16282 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  UC354484  Chimaphila menziesii David D. Keck 1928-6-15 453 Plumas Meadow Valley 1219 Comment
  SJSU10848  Chimaphila menziesii H. L. Buckalew 1964-7-27 Plumas Bucks L 1584 Comment
  SEINET3164136  Chimaphila umbellata E. K. Balls 1950-9-5 15676 Plumas Thompson Creek main trail, .2 mi. above turn off to Spur 3, near Quincy 1524 Comment
  UC1120947  Chimaphila umbellata E. Nourse 1934-8-7 6 Plumas 3/4 mi. s.e. Deans Valley (Plot 155); Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  CAS-BOT-BC452246  Chimaphila umbellata David D. Keck 1932-7-3 1636 Plumas Northern Sierra Nevada: Quincy; forest, to south of town 1065 Comment
  RSA268931  Chrysolepis sempervirens J. R. Reeder, Charlotte G. Reeder 1972-7-24 5805 Plumas 15 miles NW of Greenville. 1372 Comment
  UC1135240  Chrysolepis sempervirens C. G. Albertus 1935-8-2 244 Plumas 3 mi ne Blue Nose; Plumas National Forest, Downieville Quad. 1828 Comment
  CAS-BOT-BC36255  Chrysolepis sempervirens Hans Leschke 1960-8-5 1676 Plumas Between Summit lake and Bear Lakes, Lassen Volcanic National Park 2133 Comment
  CHSC108094  Chrysothamnus nauseosus subsp. albicaulis Lowell Ahart 2011-9-17 17676 Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam. 1687 Comment
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Oct 18 2017
  SEINET10475260  Chrysothamnus nauseosus subsp. albicaulis Lowell Ahart, James D. Jokerst 1985-10-4 Ahart 5192 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. Comment
  CAS-BOT-BC308934  Chrysothamnus viscidiflorus Greg Sommers 1976-8-4 216 Plumas Sierra Valley Marsh - Sierra Nevada 1524 Comment
  SEINET7450910 Image available Chrysothamnus viscidiflorus subsp. viscidiflorus J. T. Howell 1959-9-24 34968 Plumas Sierra Valley near Beckworth. 1478 Comment
  SEINET10454641  Cicuta douglasii Mary Susan Taylor 1982-7-22 Taylor 4901 Plumas T24N R8E nw/ne sec 12. Bucks Lake quad. On earth dam crossing Waupaunsie Creek, w side of Snake Lake Rd, ca. 1.5 mi ne of Meadow Valley. 4750 ft. 1448 Comment
  CAS-BOT-BC190013  Cinna latifolia John Thomas Howell 1976-7-16 51919 Plumas Sierra Nevada. Just east of Bucks Summit on road to Meadow Valley. 1645 Comment
  JEPS28619  Circaea alpina subsp. pacifica George W. Gillett 1957-7-17 802 Plumas near the e. inlet upper Willow Lake meadow; Lassen Volcanic Nat'l Park, Willow Lake meadow 1661 Comment
  CAS-BOT-BC289619  Cirsium andersonii John Thomas Howell 1959-9-23 34878 Plumas Lassen Park boundary on Juniper Lake Road 1981 Comment
  JEPS59256  Cirsium andersonii John Thomas Howell 1926-7-24 2104 Plumas near Prattville 1463 Comment
  UCR270575  Cirsium andersonii John F. Emmel 2001-7-24 1738 Plumas Northern Sierra Nevada Mtns., 1.2 road miles west of Little Grizzly Campground, c. 6 air miles ESE of Humboldt Summit 1829 Comment
  CAS-BOT-BC289623  Cirsium andersonii Clarence R. Quick 1966-7-7 66 -43 Plumas Cottonwood Creek crossing, ca. 3 m. s. of w. end of Humbug Valley 1402 Comment
  CAS-BOT-BC284416  Cirsium arvense John Thomas Howell; Gordon H. True 1973-7-31 50138 Plumas On road from Janesville to Thompson Peak, Diamond Range, Sierra Nevada 1905 Comment
  CAS-BOT-BC278024  Cirsium cymosum Clare B. Hardham 1975-8-2 20456 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC279951  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35986 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  UC91725  Cirsium douglasii var. breweri Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC279962  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35978 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC285546  Cirsium occidentale var. candidissimum John Thomas Howell 1951-6-29 27750 Plumas Feather River Canyon 548 Comment
  CHSC37658  Cirsium occidentale var. candidissimum T. B. Devine 1981-8-28 761 Plumas On N side of Caribou Road; ca. 4 mi from junction with Hwy 70 along E Branch of the N Fork of Feather River. Comment
  CAS-BOT-BC285834  Cirsium vulgare L. W. Swift 1934-7-26 121 Plumas Plumas National Forest. Butterfly Valley proection plot #2 Comment
  CAS-BOT-BC228901  Cistanthe umbellata Lewis S. Rose 1954-5-30 54074 Plumas Johnsville 1600 Comment
  CAS-BOT-BC162586  Clarkia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54245 Plumas About 3 miles southeast of Mt. Hough on the road to Quincy - Sierra Nevada 1737 Comment
  CAS-BOT-BC163169  Clarkia lassenensis John Thomas Howell 1967-6-23 42717 Plumas Canyon of the East Branch of the Feather River 2 miles east of Twain Comment
  SBBG18852  Clarkia lassenensis C. B. Hardham 1961-6-15 7421 Plumas E of Taylorsville, rd to Engel Mine Comment
  UC1122396  Clarkia mildrediae G. T. Nordstrom 1934-7-2 167 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar 1584 Comment
  SEINET10492510  Clarkia mildrediae A. Arthur Heller 1940-6-5 Heller 15708 Plumas Along State Highway #24, in granite sand near Bucks Creek Power House. Rather plentiful for a distance of a mile or more, always in granite. Comment
  SEINET10492511  Clarkia mildrediae James D. Jokerst, Robert A. Schlising 1978-6-21 Jokerst 3288 Plumas Feather River Canyon, 4.2 miles N of Storrie (=9.2 miles N of Butte County line) at Rodgers Flat Power Plant; roadside bank of rotten granite in montane forest, with Pinus ponderosa, Pseudotsuga menziesii, Asclepias cordifolia, introduced grasses; population of several hundred individuals, and more or less continuous with other such populations along Feather River Highway. Comment
  CHSC71146  Clarkia mildrediae subsp. lutescens L. P. Janeway 1993-7-22 4468 Plumas About 1.5 mi west of Meadow Valley; along Big Creek Road (Road 423) 0.1 mi from Oroville-Quincy Hwy. Road cutbank. 1243 Comment
  UCD104796  Clarkia mildrediae subsp. lutescens L. P. Janeway 1993-7-22 4469 Plumas Along Oroville-Quincy Highway. 0.9 mile W of Grizzly Creek. 1621 Comment
  CHSC27037  Clarkia mildrediae subsp. mildrediae James Jokerst; Robert A. Schlising 1978-6-21 3288 Plumas Feather River Canyon, 4.2 mi N of Storrie (= 9.2 mi N of Butte County line) at Rodgers Flat Power Plant; roadside bank. Along Feather River Highway. Comment
  JEPS93190  Clarkia mildrediae subsp. mildrediae L. P. Janeway 1995-7-29 4882 Plumas along Pipeline Rd. 3.3 mi. n.w. Lower Bucks Lake dam; Bucks Lake Quad. 1584 Comment
  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
  CAS-BOT-BC164925  Clarkia rhomboidea A. A. Heller; P. B. Kennedy 1907-7-4 8720 Plumas Ridge east of Red Clover Valley Comment
  CAS-BOT-BC164927  Clarkia rhomboidea A. A. Heller; P. B. Kennedy 1907-7-4 8720 Plumas Ridge east of Red Clover Valley Comment
  CDA18563  Clarkia rhomboidea G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3350 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  CHSC83648  Clarkia rhomboidea L. P. Janeway 2001-6-28 7238 Plumas High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road. 1067 Comment
  JEPS88396  Clarkia rhomboidea Vernon H. Oswald and Lowell Ahart 1996-7-15 8019 Plumas e side of arm extending n from Hwy. 36 causeway Lake Almanor (s of point where rd to Last Chance Campground (28N11) begins to parallel lake, along Jeep rd parallel to lake); High Cascade Range, Lake Almanor 1371 Comment
  UC586932  Clarkia rhomboidea Joseph Andorfer Ewan 1934-6-25 8204 Plumas above Dentens (Blairsden) (Gold Lake Road); Sierra Nevada 1524 Comment
  CAS-BOT-BC164922  Clarkia rhomboidea R. W. Thorp 1963-7-2 63 -48 Plumas 4 miles west of Quincy Comment
  SD7349  Clarkia rhomboidea Mrs. R. M. Austin 1882-1 Plumas Comment
  UC1143255  Clarkia rhomboidea H. and M. Lewis and F. Vasek 1950-6-30 746 Plumas 1.4 mi s Yellow Creek Bridge (Hwy. 24); Feather River Comment
  CAS-BOT-BC165393  Clarkia stellata A. A. Heller; P. B. Kennedy 1907-7-9 8778 Plumas Prattville Comment
  CHSC107459  Clarkia stellata Matt Simenc; L. Janeway 2011-7-11 24 Plumas Northern High Sierra Nevada. Growing in a dense patch at base of a dead Abies concolor at the edge of a rock outcrop. 1745 Comment
  RSA516780  Clarkia stellata Walter Knight, I. Knight, John Thomas Howell, Gordon True 1967-7-12 2110 Plumas Butterfly Botanical Area and vicinity, between valley proper and Darlingtonia bog 1067 Comment
  RSA0004438  Clarkia stellata T. Mosquin 1959-7-2 3332 Plumas Humbug Road, 1.2 miles west of its junction with Humboldt Road, west of Lake Almanor. Comment
  SEINET4149817  Clarkia stellata A. A. Heller, P. B. Kennedy 1907-7-9 8813 Plumas Prattville Comment
  CHSC107269  Claytonia lanceolata L. P. Janeway; Matt Simenc 2011-7-11 10514 Plumas Northern High Sierra Nevada. Plumas National Forest; un-named ridge between South Fork Feather River and Gibsonville ridge, 2.5 km east of Little Grass Valley Reservoir. Gravelly open area just over the north edge of the ridge. 1810 Comment
  CAS-BOT-BC439874  Claytonia perfoliata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1836 Plumas Butterfly Botanical Area and Vicinity. Butterfly Canyon. 990 Comment
  CAS-BOT-BC439879  Claytonia perfoliata John Thomas Howell 1978-4-19 52858 Plumas Eastern part of Quincy. 1036 Comment
  UC1583955  Claytonia perfoliata subsp. intermontana G. Schoolcraft 1990-5-9 2024 Plumas about 1 mi w Crescent Mills 1463 Comment
  CAS-BOT-BC443638  Claytonia perfoliata subsp. perfoliata John Thomas Howell 1961-6-21 36668 Plumas Greenville 1097 Comment
  CAS-BOT-BC443644  Claytonia perfoliata subsp. perfoliata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1928 Plumas Butterfly Botanical Area and Vicinity 1066 Comment
  SEINET10572733  Claytonia rubra Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3847 Plumas T24N R12E nw sec 25, Grizzly Valley quad; W side of 24N10, ca. 1/4 mi S of Grizzly Creek crossing 24N10, ca. 8 mi NW of Portola; elevation ca. 5800 ft. 1768 Comment
  CAS-BOT-BC443801  Claytonia rubra subsp. rubra Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC101784  Claytonia rubra subsp. rubra Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15864 -A Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  JEPS87647  Claytonia rubra subsp. rubra Lowell Ahart 1994-7-7 7465 Plumas about 0.75 air mi s Pilot Peak (n side of Pacific Crest Trail, Plumas and Sierra Counties); Bunker Hill Ridge 2011 Comment
  CHSC40247  Collinsia parviflora K. R. Stern 1985-6-25 8229 Plumas Vic. Blairsden. 1371 Comment
  CHSC70052  Collinsia parviflora L. P. Janeway 1997-5-7 5107 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. 1225 Comment
  CHSC87625  Collinsia parviflora Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10955 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1251 Comment
  SEINET13395130  Collinsia parviflora A. A. Heller, B. B. Kennedy 1907-7-11 8808 Plumas Prattville. Comment
  HSC20613  Collinsia parviflora R. J. Vernimen 1963-5-4 48 Plumas 7 mi. S of Lake Almanor on Hwy. 89 1372 Comment
  RSA165578  Collinsia parviflora Clare B. Hardham 1961-6-15 7425 Plumas Engelmine. 1829 Comment
  UC725585  Collinsia parviflora A. A. Heller 1942-5-8 16457 Plumas 2 mi w of Paxton (along State Highway #24); State Highway #24 Comment
  HSC22975  Collinsia torreyi John Pratt 1970-6-30 56 Plumas Humboldt Summit Comment
  CHSC117026  Collinsia torreyi var. torreyi Lowell Ahart 2016-6-2 20916 Plumas 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
  CHSC44312  Collomia grandiflora Lowell Ahart 1974-7-30 566 Plumas About 1/2 mile north of the Bunker Hill Mone, about 12 miles north-east of La Porte. 1828 Comment
  CDA40000  Collomia grandiflora H. S. Schierenberg 1951-7-27 s.n. Plumas Chester. 0 Comment
  CDA15908  Collomia tinctoria B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  JEPS122108  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. Comment
  RSA164299  Collomia tinctoria Clare B. Hardham 1961-6-16 7495 Plumas Engelmine 1829 Comment
  SBBG128277  Collomia tinctoria L. Ahart, J. Dittes, J. Guardino 2009-6-14 15852 Plumas area of broken rock, cut bank of Forest Rd 27N01Y, ca. 1.3 mi W of Lake Almanor Dam 1462 Comment
  SEINET12326110  Collomia tinctoria W. Knight, Knight, I. 1983-1 4940 Plumas confluence of North Fork of Feather River and Warner Creek on rd between Chester and Drakesbad 1463 Comment
  CHSC21080  Corallorhiza maculata F. T. Griggs; A. Pass 1975-7-2 48 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC21122  Corallorhiza maculata F. T. Griggs; A. Pass 1975-7-2 25 Plumas East of road. Buck's Lake Forest Service Survey. Comment
  SD46494  Corallorhiza maculata Robert J. Weatherby 1955-7-26 1666 Plumas In litter at base of Red Firs, Spanish Peak. 2164 Comment
  SEINET12076133  Corallorhiza maculata Unknown 1965-1 249 Plumas E side of Oroville-Quincy Rd, 3.05 mi N of Buckeye Water Hole, ca 10 ft from road 1219 Comment
  UCD138909  Corallorhiza maculata Jon Balderston 1980-5-19 10 Plumas east end of Snake Lake, west of Quincy. Comment
  UC1778608  Corallorhiza striata G. Douglas Barbe, T. C. Fuller 1982-7-16 3781 Plumas Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. Near the road west of Cupressus bakeri, Plumas National Forest. 1981 Comment
  JEPS48639  Corallorhiza striata Esther C. Fritz 1933-6-27 Plumas Camp Califorest; woods w of faculty tent, near Schneider Falls trail 1188 Comment
  SEINET10470005  Corallorhiza striata Lowell Ahart, Peter Ahart 1984-6-21 Ahart 4718 Plumas About 1 mi N of Turkeytown, along a dirt rd that cuts W to Hopkins Creek, not the road that will take you west to Onion Valley, ca. 2 mi NW of Blue Nose Mt, ca. 15 mi NE of LaPorte; Red Fir For. 200 Comment
  CAS-BOT-BC133725  Corallorhiza trifida Bruce A. Sorrie; D. Beall; C. Vandervegt 1977-7-18 192 Plumas Field redacted by CAS, contact the data manager for more information Comment
  CHSC53729  Cordylanthus pilosus var. tenuis L. P. Janeway 1989-7-21 3514 Plumas Plumas National Forest. Forested slope on NW side of Red Clover Valley. 1706 Comment
  CHSC62131  Cordylanthus tenuis subsp. tenuis L. P. Janeway 1993-7-28 4475 Plumas Plumas National Forest. Top of ridge on southwest side of South Branch Ward Creek. Along mining access road 3.4 mi southeast of Genesee Valley. 1584 Comment
  CHSC91920  Cordylanthus tenuis subsp. tenuis Lowell Ahart; Josephine Guardino 2005-8-10 12300 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
  JEPS81462  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1981-8-25 4240 Plumas ca 5 air mi ne Belden (ca 1 air mi ne of Lookout, just off spur rd off Red Hill Rd (26NF22F)); Almanor SW quad 1767 Comment
  JEPS87883  Cordylanthus tenuis subsp. viscidus Lowell Ahart 1994-7-28 7529 Plumas southwest of Bucks Lake Frenchman Hill 1706 Comment
  CAS-BOT-BC209432  Cornus nuttallii John Thomas Howell 1959-9-21 34735 Plumas Belden 701 Comment
  CAS-BOT-BC209435  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  CAS-BOT-BC209437  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  SBBG50827  Cornus nuttallii J. D. Watjen 1969-5-4 39 Plumas Feather River Cyn, 9.2 mi SW of Confluence with Rock Crk 457 Comment
  UCR260815  Cornus nuttallii D. Finley 1998-5-2 2- 03 Plumas Sierra Nevada Mtns., Hwy 70 North, on the east side of the road, 10 road miles south of Quincy 793 Comment
  CHSC21077  Cornus sericea subsp. sericea F. T. Griggs; A. Pass 1975-7-2 44 Plumas Buck's Lake Forest Service Survey. Comment
  UC565956  Cornus sericea subsp. sericea F. W. Embree 1934-6-6 82 Plumas 1 1/2 mi. n.w. Bucks Mt.; Bidwell Bar Quad. 1524 Comment
  CAS-BOT-BC401843  Corydalis aurea subsp. aurea Margaret Williams 1966-7-14 s.n. Plumas Spring Creek, Diamond Mtn. 1859 Comment
  UC608850  Corydalis caseana subsp. caseana Beryl O. Schreiber 1938-7-10 2527 Plumas 1/4 mi. s. of U.C. Forestry Camp near Meadow Valley; Plumas Nat'l Forest, Bidwell Bar Quad. 1097 Comment
  POM106659  Corylus cornuta var. californica Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. 915 Comment
  CHSC102071  Crepis acuminata Lowell Ahart; John Dittes 2009-7-15 16098 Plumas On dry rocky soil, 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
  OBI16626  Crepis acuminata Lewis S. Rose 1967-7-10 67146 Plumas 1 mi S of Keddie. Butterfly Crk and Spanish Crk 884 Comment
  CAS-BOT-BC291560  Crepis intermedia Mary Strong Clemens 1920-6-30 s.n. Plumas Greenville Comment
  CHSC91772  Crepis intermedia G. F. Hrusa; Kerr, S. Winterton 2004-6-25 16342 Plumas Northern Sierra Nevada. Willow Creek Rd., 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC376527  Crepis modocensis subsp. modocensis Gladys L. Smith 1976-6-7 4565 Plumas Balsamhoriza Flat, 20 miles east of Quincy 1524 Comment
  JEPS22859  Crepis occidentalis E. Sawyer 1935-6-4 63 Plumas 3 3/4 mi ese Beckwith Butte; Sierraville Quadrangle 1493 Comment
  CHSC34913  Crepis occidentalis subsp. occidentalis M. S. Taylor 1981-6-8 3875 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
  CAS-BOT-BC290806  Crepis occidentalis subsp. pumila Anna Head 1921-7-20 s.n. Plumas Round Lake, Feather River Region 2011 Comment
  CHSC102476  Crepis pleurocarpa L. P. Janeway 2009-8-13 9926 Plumas Northern High Sierra Nevada. Plumas National Forest; eastern end of Red Mountain, 430 m south-southeast of the Buckhorn survey monument. 1909 Comment
  CAS-BOT-BC190152  Crypsis vaginiflora John Thomas Howell 1959-9-21 34814 Plumas Sierra Nevada. Indian Creek. Just below Indian Falls. 914 Comment
  RSA201347A  Cryptantha affinis J. T. Howell 1960-7-17 35487 Plumas Drakesbad. 1677 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
  UC1084550  Cryptantha affinis Rimo Bacigalupi with Howard Whisler 1957-7-25 6033 Plumas 1 mi w Deadwood (Bucks Summit) (and about 1.75 mi e of w end of Bucks Lake, watershed of Bucks Creek); Bucks Creek 1645 Comment
  CHSC79699  Cryptantha ambigua G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13245 Plumas Northern California; Sierra Nevada Flora - Plumas National Forest. Near summit of ridge at headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 58 W']. 2100 Comment
  SEINET9348560  Cryptantha flaccida Unknown 1981-6-25 3285 Plumas 0.7 mile S of Arlington Road, (Main St., Taylorsville) on Beckwourth-Greenville Road, E of Taylorsville. Comment
  CHSC82563  Cryptantha simulans Lowell Ahart 2002-7-18 9861 Plumas Basalt ridge, about 1/8 mile north of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1764 Comment
  CDA18476  Cryptantha torreyana G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3216 Plumas Sierra Nevada; 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  CHSC102145  Cryptantha torreyana Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16223 Plumas On amp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC96850  Cryptantha torreyana Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14047 Plumas East side of an open rocky flat, under pine trees, about 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS115121  Cryptantha torreyana Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16223 Plumas On amp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CDA18483  Cryptantha torreyana G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3234 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  SD9682  Cryptogramma acrostichoides J. G. Lemmon 1875-1 Plumas Sierra Valley Comment
  MACF019599  Cupressus Trudy R. Ericson 1975-9-18 406 Plumas Approx. 1/8 mi. east of Mud Lake which lies due south of end of logging road 2103 Comment
  NY16593  Cupressus bakeri J. Kusano 1987-9-29 428 Plumas Plumas National Forest, Greenville Ranger District, near Mud Lake 2042 Comment
  UC1229887  Cupressus bakeri C. R. Quick and H. F. Wilcox 1962-10-1 62 -1 Plumas 1.5 mi w of Wheeler Peak (scatted grove of ca 3 acres on n and e borders on an open lava cap) 1996 Comment
  JEPS125851  Cuscuta californica var. californica Dean W. Taylor 2001-8-1 17868 Plumas Tributary to Hopkins Creek draining from Blue Nose Mountain, along Forest Road 23N10 near the junction with Forest Road 23N43Y. Comment
  CHSC72446  Cusickiella douglasii L. P. Janeway 1998-6-2 5618 Plumas North side of Last Chance Creek; above Road 101, 0.7 mi west of Bird Creek. 1798 Comment
  CHSC70777  Cymopterus terebinthinus var. californicus B. Castro 1995-7-10 581 A Plumas Ca 1 air mi N of Middle Fork Feather River, ca 1/2 mi W of Little Marble Cone, W of S end of 'B' spur off USFS Rd 22N29, W of old Kellogg fire lookout. 1463 Comment
  CAS-BOT-BC190356  Cynosurus echinatus John Thomas Howell 1967-6-22 42656 Plumas Sierra Nevada. Canyon of the Feather River North Fork. Near mouth of Chambers Creek. 609 Comment
  CAS-BOT-BC114131  Cyperus squarrosus John Thomas Howell 1926-7-26 2125 Plumas Near Prattville. 1371 Comment
  CHSC102131  Cyperus squarrosus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16227 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
  CHSC55567  Cyperus squarrosus L. P. Janeway 1989-7-7 3464 Plumas Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley. 1737 Comment
  CHSC97606  Cyperus squarrosus Lowell Ahart; John Dittes 2007-6-16 14124 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC99800  Cyperus squarrosus Lowell Ahart 2008-7-9 15067 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte. 1689 Comment
  SEINET7582966 Image available Cyperus squarrosus Unknown 1969-9-6 39231 Plumas Along Feather River, 1 mi SW of Beckwourth. 1356 Comment
  CHSC21814  Cypripedium fasciculatum F. T. Griggs; A. Pass 1975-7-31 270 Plumas Grizzly Forebay. ... Field redacted by CHSC, contact the data manager for more information Comment
  UC186335  Cypripedium fasciculatum Mrs. Austin August, 1882 Plumas Comment
  CAS-BOT-BC136514  Cypripedium montanum Margaret Williams 1962-6-10 s.n. Plumas Field redacted by CAS, contact the data manager for more information Comment
  UC4447  Cypripedium montanum Mrs. R. M. Austin July, 1874 Plumas Comment
  RSA233763  Damasonium californicum Robert F. Thorne, C. W. Tilforth 1969-9-6 39249 Plumas Along Feather River 1 mi. SW of Beckwourth 1357 Comment
  CAS-BOT-BC445533  Damasonium californicum Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC186623  Danthonia californica Walter Knight; Irja Knight 1966-6-18 1376 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC189670  Danthonia californica John Thomas Howell 1973-7-10 49753 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  UCD60518  Danthonia californica R. Tofsrud 1948-7-24 s.n. Plumas Between Quincy and Meadow Valley. Comment
  UCD61324  Danthonia unispicata G. L. Stebbins Jr. 1939-7-7 2913 Plumas 1.7 miles east of Meadow Valley on road to Quincy. Comment
  SEINET4566647  Danthonia unispicata A. A. Heller, P. Kennedy 1907-7-3 8705 Plumas Hills above Red Clover valley Comment
  CDA25338  Darlingtonia californica G. D. Barbe 1977-8-16 2328 Plumas 0.6 mile west of road to Twain, 0.6 mile west of end of pavement; Butterfly Valley. 0 Comment
  HSC20169  Darlingtonia californica L. S. Rose 1968-6-11 68105 Plumas Butterfly Valley, 4 mi. S of Keddie. 1037 Comment
  JEPS34397  Darlingtonia californica Rimo Bacigalupi, and P. C. Hutchison, J. K. Wright 1963-6-1 8873 Plumas ca. 1.5 mi. w. Keddie (hanging bog above and n.w. of Butterfly Valley) 1158 Comment
  UC635466  Darlingtonia californica A. E. Borell 1928-3-18 38 Plumas Butterfly Valley Comment
  UCD119083  Darlingtonia californica Barry Rice 2011-7-24 BR 110713 Plumas location unknown. 1560 Comment
  CHSC110282  Delphinium depauperatum B. Castro; L. P. Janeway 2006-6-3 1557 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  CDA18492  Delphinium gracilentum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3362 Plumas Sierra Nevada; 0.3 mile southwest of Bucks Summit, SE of the road formed by Bucks Creek. 1645 Comment
  CAS-BOT-BC8781  Delphinium gracilentum Ella D. Cantelow 1942-5-11 3607 Plumas 3 miles west of Belden, Feather River Canyon Comment
  CHSC45505  Delphinium nudicaule Lowell Ahart 1976-6-14 1140 Plumas Near the edge of the West Branch of Hopkins Creek, about 10 miles north-east of La Porte. 1828 Comment
  UCR115328  Delphinium nudicaule G. D. Barbe, T. C. Fuller 1982-7-15 3739 Plumas Sierra Nevada Mtns, Plumas National Forest, 2.1 mi NE of junction with road to Red Hill Summit 1524 Comment
  OBI10634  Delphinium nuttallianum Lewis S. Rose 1967-7-11 67165 Plumas Mt. Hough, 1.3 mi S of summit 2042 Comment
  RSA95441  Delphinium patens J. T. Howell 1951-6-27 27579 Plumas McRae Meadow. 1982 Comment
  RSA59663  Deschampsia cespitosa E. K. Balls 1950-9-9 15730 Plumas West of Lakes Center Public Campgound. 2043 Comment
  UCD61136  Deschampsia cespitosa L. Whitney 1933-8-7 Plumas Slate Cr. 1920 Comment
  JEPS28313  Deschampsia cespitosa subsp. cespitosa George W. Gillett 1957-7-18 826 Plumas n. shore on w. bank of inlet Willow Lake; Lassen Volcanic Nat'l Park 1661 Comment
  UCSB70492  Deschampsia cespitosa subsp. cespitosa Ahart, Lowell; Dittes, John; Guardino, Josephine 2009-7-29 Plumas South side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CAS-BOT-BC198154  Deschampsia danthonioides John Thomas Howell; Walter Knight; Irja Knight 1966-7-27 1416 Plumas Southwest of Pond Reservoir - Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC198159  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas West side of Lake Almanor. 1828 Comment
  POM198335  Deschampsia danthonioides H. S. Yates 1913-6-24 s.n. Plumas Massack Comment
  POM296404  Deschampsia danthonioides Lyman Benson 1949-6-21 13740 Plumas Meadow 1 mile west of Lake Almanor Inn; Cascade Mt. Range; Feather River drainage area 1341 Comment
  SBBG32411  Deschampsia danthonioides L. S. Rose 1968-6-10 68063 Plumas Quincy 1036 Comment
  CHSC102064  Deschampsia elongata Lowell Ahart; John Dittes 2009-7-15 16091 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
  JEPS114827  Deschampsia elongata Lowell Ahart 2008-9-10 15369 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  UC570179  Descurainia incisa subsp. filipes E. Sawyer 1935-6-10 89 Plumas 4.5 mi se Sugarloaf; Sierraville Quad. 1493 Comment
  CHSC112535  Descurainia pinnata subsp. intermedia B. Castro; L. P. Janeway 2009-6-7 1793 Plumas Upper Feather River Water Balance Study: Thompson Creek. Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 500 ft WSW of small rock dam, where valley meets open Ponderosa-Jeffrey pine forest. 1676 Comment
  SEINET10907338  Descurainia sophia Mary Susan Taylor 1982-9-7 Taylor 5102 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CAS-BOT-BC402606  Dicentra uniflora Lowell Ahart 1983-6-28 4169 Plumas On the high banks of the South Fork of the Feather River and a little south-west of the Feather Fork Mine, on the west side of the river, about 1 1/2 miles north-east of Little Grass Valley Reservoir, about 5 1/2 miles north of La Porte 1750 Comment
  CAS-BOT-BC402610  Dicentra uniflora Gladys L. Smith 1976-6-7 4594 Plumas Central area of summit ridge, secondary road from Rte. 70 to La Porte 1950 Comment
  CAS-BOT-BC242665  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7157 a Plumas Lassen National Park, Devils Kitchen, Hot Springs Creek canyon, 1.5 miles W. of Drakesbad 1859 Comment
  CAS-BOT-BC242667  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7157 b Plumas Lassen National Park, Devils Kitchen, Hot Springs Creek canyon, 1.5 miles W. of Drakesbad 1859 Comment
  CAS-BOT-BC246542  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7164 a Plumas Lassen National Park, Drakesbad, 1/8 mile south of guest houses, slope above Hot Springs Creek, edge of warm water from hot springs 1676 Comment
  UC1586059  Dichelostemma congestum Barbara Ertter 1989-7-4 8692 Plumas Coyote Flat w of Lake Almanor (4.2 mi w of Hwy. 89 jct. with Hwy. 36); Coyote Flat 1524 Comment
  CAS-BOT-BC502162  Dichelostemma congestum John Thomas Howell 1961-6-21 36617 Plumas Greenville; Sierra Nevada 1097 Comment
  CAS-BOT-BC502165  Dichelostemma congestum John Thomas Howell; H. Keith Wagnon 1980-5-26 53595 Plumas North Fork of Feather River between the mouth of East Branch and Caribou; Sierra Nevada 792 Comment
  UC354486  Dichelostemma multiflorum David D. Keck 1928-6-15 440 Plumas 1.5 mi w Blairsden (on the Blairsden-Quincy highway) 1371 Comment
  SD64331  Dieteria canescens Darley F. Howe 1966-8-24 Plumas Northeast of Lake Almanor. 1675 Comment
  CHSC53133  Dieteria canescens var. canescens L. P. Janeway 1990-9-14 3849 Plumas Plumas National Forest. Slope above Meadow Creek about half way between Mt Ingalls and Red Clover Creek. On bed of unused logging road. 2103 Comment
  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
  CAS-BOT-BC151746  Diplacus kelloggii Henry A. Kloppenburg 1928-5-19 435 Plumas Belden 701 Comment
  CHSC21558  Diplacus layneae L. M. Mayer; D. E. Brink Jr. 1975-7-2 Plumas Bucks Lake Floristic Survey. Found in the n portion of the section. Comment
  CAS-BOT-BC151822  Diplacus mephiticus Lowell Ahart 1986-7-25 5379 a Plumas Along a side road, north of Cleghorn Bar Road, about 1 3/4 miles northwest of Finger Board, about 4 1/4 miles northwest of Pilot Peak 1828 Comment
  CAS-BOT-BC151825  Diplacus mephiticus Clare B. Hardham 1970-8-9 17704 D Plumas Thompson Peak, ca. 23 miles northeast of Greenville 2346 Comment
  CAS-BOT-BC151854  Diplacus mephiticus David D. Keck 1932-7-6 1714 Plumas Eight miles north of Greenville on road to Prattville - Sierra Nevada 1463 Comment
  CHSC112113  Diplacus mephiticus L. P. Janeway 2014-7-30 11566 Plumas Northern High Sierra Nevada. Plumas National Forest; 2.3 air-mi northe of the Little Grass Valley Reservoir dam; near top of ridge above Road 22N27 0.6 km north of the major junction with the 94 road. 1765 Comment
  CHSC21208  Diplacus mephiticus F. T. Griggs; A. Pass 1975-7-11 162 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC70816  Diplacus mephiticus B. Castro 1995-7-3 580 Plumas Ca 1 air mi N of Middle Fork Feather River, ca 1/2 mi W of Little Marble Cone, W of S end of 'B' spur off USFS Rd 22N29, W of old Kellogg fire lookout. 1463 Comment
  RSA0037138  Diplacus mephiticus L. P. Janeway 2014-7-30 11566 Plumas Northern High Sierra Nevada. Plumas National Forest; 2.3 air-mi north of the Little Grass Valley Reservoir dam; near top of ridge above Road 22N27 0.6 km north of the major junction with the 94 road. 1765 Comment
  SEINET8205905  Diplacus mephiticus L. P. Janeway 1995-6-25 4817 Plumas Almanor quad; 0.3-0.5 mi east of the road from Prattville to Butt Reservoir, about 2 mi southwest of Prattville and Lake Almanor. 1439 Comment
  CHSC89535  Diplacus torreyi S. E. Schoenig 1998-7-5 98 -73 Plumas On N side of Hwy 36, 1.0 mi W of junction with Hwy 89. 7 mi W of Chester. 1493 Comment
  CAS-BOT-BC151691  Diplacus torreyi G. Schoolcraft 1987-6-17 1743 Plumas About 2 miles N. of Chester 1402 Comment
  UC1134584  Disporum hookeri G. T. Nordstrom 1934-7-20 242 Plumas 1/2 mi nw of Edmanton (Plumas National Forest); Plumas National Forest 1493 Comment
  UC170927  Disporum hookeri H. M. Hall 1912-6-29 9294 Plumas Spanish Creek; Sierra Nevada Mountains, Spanish Creek 1828 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
  UC105773  Dodecatheon alpinum Mrs. R. M. Austin July 1896 376 Plumas Lassens Peak Comment
  HSC17904  Dodecatheon subalpinum R. S. White 1965-5-15 Plumas 40 mi W of Chester on Hwy. 36 Comment
  UC167995  Downingia bacigalupii Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  JEPS14447  Downingia bacigalupii R. H. Platt 1891-1 Plumas Big Meadow Sierras Comment
  RSA641458  Downingia bacigalupii Michael A. Vincent 1999-7-7 8539 Plumas Plumas National Forest; Beckwourth Ranger District. Along Rt. A23, just S of Rt. 70, SW of Beckwourth. Comment
  RSA189431  Draba verna L. S. Rose 1967-5-6 67059 Plumas Quincy. 1043 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
  UC1124248  Draperia systyla F. W. Embree 1934-6-6 72 Plumas South slope of Bucks Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  CAS-BOT-BC76261  Drosera anglica J. G. Lemmon s.n. Plumas Big Meadows. (now covered by Lake Almanor - J.G. Lemmon, collector). Comment
  UCD99510  Drosera anglica Barry Rice 2009-7-5 BR 090704 Plumas at Robbers Spring. Comment
  UCD123985  Drosera rotundifolia Barry Rice 2011-7-16 BR 110706 Plumas no exact location. 1560 Comment
  SD46715  Drosera rotundifolia Robert J. Weatherby 1950-7-21 1482 Plumas Quincy district, Butterfly Lake 1220 Comment
  CAS-BOT-BC159678  Drymocallis glandulosa Lewis S. Rose 1968-6-11 68098 Plumas Confluence of Butterfly Creek & Spanish Creek near Keddie 975 Comment
  CAS-BOT-BC535002  Drymocallis glandulosa var. reflexa Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1618 Plumas Butterfly Botanical Area and Vicinity, roadside at Fern Glen 1097 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
  JEPS120539  Drymocallis lactea var. austiniae L. P. Janeway 2013-6-2 11130 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain; along Road 23N69, 1.0 road km west of Road 18. Comment
  CAS-BOT-BC159303  Drymocallis lactea var. lactea W. M. Hiesey 1941-11-8 449 Plumas Mineral, at Mineral Lodge 1524 Comment
  CAS-BOT-BC113792  Dulichium arundinaceum G. Schoolcraft 1997-8-5 2640 Plumas Small Lake E of Hay Meadow. 1908 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
  CHSC69526  Echinochloa colona Lowell Ahart 1997-9-11 7898 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/8 mile south of Mosquito Creek, about 5 miles (air) northeast of Belden. 792 Comment
  CHSC81617  Elatine chilensis Lowell Ahart 2001-10-8 9311 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  SD131007  Eleocharis Walter Knight, Irja Knight, John Thomas Howell 1966-7-28 1524 Plumas In profusion at north end of Pond Reservoir. 1096 Comment
  CAS-BOT-BC113706  Eleocharis acicularis Lowell Ahart 1985-9-26 5185 Plumas Below the high water line of Little Grass Valley Reservoir, 1584 Comment
  CAS-BOT-BC113710  Eleocharis acicularis John Thomas Howell; Walter Knight; Irja Knight 1967-6-12 2000 Plumas Near spring, Butterfly Botanical Area. 1127 Comment
  JEPS102762  Eleocharis acicularis Lowell Ahart 2001-9-24 9195 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  RSA170165  Eleocharis acicularis var. acicularis W. L. Jepson 1927-6-23 12312 Plumas Small pond towards lower end of Warner Creek valley 1585 Comment
  CHSC97545  Eleocharis bella Lowell Ahart; John Dittes 2007-6-17 14120 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  RSA59249  Eleocharis bella E. K. Balls 1950-8-31 15548 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  CAS-BOT-BC113385  Eleocharis engelmannii Thomas H. Kearney 1944-8-14 18 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC113396  Eleocharis engelmannii var. detonsa John Thomas Howell 1976-7-15 51853 Plumas Snake Lake, ca/ 4 mi NW of Quincy. 1219 Comment
  CAS-BOT-BC113387  Eleocharis engelmannii var. detonsa Lewis Samuel Rose 1966-7-27 66069 Plumas Butterfly Valley, 3 mi W of Keddie, boggy meadows. 1066 Comment
  RSA0009473  Eleocharis obtusa var. engelmannii Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CHSC78205  Eleocharis quinqueflora Lowell Ahart 2000-5-21 8384 Plumas About 200 feet northwest of the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1005 Comment
  CHSC78472  Eleocharis quinqueflora L. P. Janeway 2000-7-16 6913 Plumas Northern High Sierra Nevada. Small meadow at head of branch of Axford Creek; southeast edge of Granite Basin (but not granite substrate). 1609 Comment
  UC1748293  Eleocharis quinqueflora L. P. Janeway 2000-7-16 6920 Plumas head of East Branch Coldwater Creek Northern High Sierra Nevada 1768 Comment
  CAS-BOT-BC112043  Eleocharis torticulmis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1394 Plumas In dry vernal area-Pond Reservoir, Butterfly Botanical Area. 1097 Comment
  CHSC110759  Eleocharis torticulmis Dean Wm. Taylor 2011-8-1 21135 Plumas The Sierra Nevada. Butterfly Valley (Butterfly Valley Botanical Area, 2 air miles SW of Keddie). 1173 Comment
  SEINET10501559  Elodea canadensis Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4977 Plumas T22N R11E nw/se sec 26. Sierra City NW quad. Plumas-Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 5620 ft. 1713 Comment
  SEINET10869664  Elodea nuttallii Mary Susan Taylor 1981-9-3 Taylor 4264 Plumas California: T26N R9E nw1/4 of sw1/4 sec 15. Greenville SW quad. N tip of Round Valley Reservoir by road 204, ca. 3 air mi S of Greenville. Plumas County. 4500 ft. 1372 Comment
  CAS-BOT-BC197353  Elymus W. W. Wagner 1919-6-7 277 Plumas Sockum Creek, Vicinity of Quincy 1310 Comment
  UCD62814  Elymus X hansenii K. A. Wagnon 1967-7-11 s.n. Plumas Plumas National Forest. Comment
  UCD61648  Elymus elymoides subsp. brevifolius John Thomas Howell 1955-7-19 30780 -A Plumas Beckwourth. 1493 Comment
  CHSC61622  Elymus elymoides subsp. elymoides Frank B. Cayot 1911-6-27 Plumas Plumas National Forest. Grizzly Valley. 1584 Comment
  CHSC112552  Elymus elymoides var. brevifolius B. Castro; L. P. Janeway 2009-8-29 1800 D Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.13 mi S of the Buckhorn survey monument; 0.2 mi upslope of the jcn of USFS Rd 23N69 and Rd 23N36Y (to Martin Mine). 1926 Comment
  UC1131684  Elymus glaucus C. G. Albertus 1935-7-20 213 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  UCD62308  Elymus glaucus John Thomas Howell 1959-9-26 35054 Plumas Near Virgilia. 841 Comment
  SEINET10554238  Elymus glaucus Willis L. Jepson 1939-8-8 Jepson 19354 Plumas In margin of forest in dry flat. Meadow Valley. 1463 Comment
  CAS-BOT-BC206510  Elymus glaucus subsp. glaucus John Thomas Howell 1975-7-22 51373 Plumas 2 miles northwest of Spring Garden - Sierra Nevada 1173 Comment
  CHSC107905  Elymus glaucus subsp. glaucus L. P. Janeway 2011-8-23 10670 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.7 road km east of Road 22N60; 2.4 air km east-northeast of the northeast corner of Little Grassy Valley Reservoir. Small grassy openings in north-facing slopes. 1719 Comment
  UC1609385  Elymus glaucus subsp. glaucus Lowell Ahart 1993-9-24 7265 Plumas about 1 mi w of Pilot Peak (on s side of Pacific Crest Trail, about 400 yards ne of trail head, about 1/10 mi e of the Quincy La Porte Road); Pacific Crest Trail 1920 Comment
  UCD62343  Elymus glaucus subsp. glaucus Beecher Crampton 1954-7-5 2042 Plumas Along Hwy 89, 1.5 miles north of Greenville. Comment
  CAS-BOT-BC206506  Elymus glaucus subsp. glaucus John Thomas Howell 1960-7-18 35598 Plumas Drakesbad, meadow near bath house - Lassen Volcanic National Park 1828 Comment
  JEPS76226  Elymus glaucus subsp. jepsonii W. L. Jepson 1939-8-8 19354 Plumas Meadow Valley 1463 Comment
  CHSC92191  Elytrigia intermedia subsp. intermedia Lowell Ahart; John Dittes 2005-9-20 12459 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
  CHSC99973  Elytrigia intermedia subsp. intermedia Lowell Ahart 2008-9-10 15370 Plumas On the north side of East Branch Creek, on the south side of the Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  CHSC44970  Epilobium K. R. Stern 1985-6-25 8200 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC44975  Epilobium K. R. Stern 1985-6-25 8232 Plumas Vicinity of Blairsden. Comment
  CAS-BOT-BC165921  Epilobium John Thomas Howell 1959-9-21 34742 Plumas Belden 701 Comment
  CHSC97572  Epilobium brachycarpum Lowell Ahart; John Dittes 2007-6-17 14204 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CHSC99834  Epilobium brachycarpum Lowell Ahart 2008-8-14 15196 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 miles northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  JEPS107692  Epilobium brachycarpum Lowell Ahart, John Dittes 2005-9-20 12460 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
  JEPS33711  Epilobium brachycarpum John Thomas Howell 1926-7-23 2095 Plumas near Prattville 1463 Comment
  CAS-BOT-BC171705  Epilobium canum subsp. latifolium L. P. Janeway 1992-8-30 4299 Plumas McRae Meadow, upper end of East Nelson Creek, Plumas National Forest, Bechwourth Ranger District 1889 Comment
  CAS-BOT-BC171707  Epilobium canum subsp. latifolium Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC171714  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC171719  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1919-9-1 s.n. Plumas Gold Lake Region Comment
  CHSC107918  Epilobium canum subsp. latifolium L. P. Janeway 2011-9-11 10723 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. On and next to blocky talus slope along the sides of south-facing basalt outcrop. 1570 Comment
  HSC73001  Epilobium canum subsp. latifolium M. S. Taylor 1981-9-14 4277 Plumas N side of Spur Rd. through center of Dark Ravine, 1/4 mi. N of Rush Creek, 5 mi. ESE of Greenville 1585 Comment
  UC874258  Epilobium canum subsp. latifolium Lewis S. Rose 1932-9-6 32630 Plumas meadow Wade Lake 1981 Comment
  SEINET12424256  Epilobium ciliatum S. Batiuk, A. Kowal, J. Jaggers, D. Matthews 2011-8-31 s.n. Plumas Grizzly Creek Ranch, near pond. 1506 Comment
  SEINET13709649  Epilobium ciliatum Lowell William Ahart, Lowell William Ahart 2001-1 9285 Plumas Lake Davis (T24N, R13E, sec 29, NW 1/4) 5780 Ft. 1762 Comment
  CHSC117614  Epilobium ciliatum subsp. ciliatum L . P. Janeway 2016-8-16 12157 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 23N10 0.3 km north-northwest of bridge across Hopkins Creek between Pilot Peak and Blue Nose Mtn. 1737 Comment
  CHSC20749  Epilobium ciliatum subsp. ciliatum K. R. Stern 1975-7-24 5893 Plumas E shore of Lake Almanor. 1371 Comment
  CDA13975  Epilobium densiflorum G. F. Hrusa 1996-8-2 13439 Plumas Sierra Nevada; Ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock, above Squirrel Creek. Comment
  JEPS124094  Epilobium densiflorum Lowell Ahart 2015-6-7 20221 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
  SEINET10453011  Epilobium exaltatum Mary Susan Taylor 1982-9-7 Taylor 5100 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CHSC113851  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2014-8-24 19796 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  JEPS107627  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart, Josephine Guardino 2005-8-9 12292 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 1597 Comment
  RSA715663  Epilobium glaberrimum subsp. glaberrimum L. Ahart, Josephine Guardino 2005-8-9 12292 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
  CHSC37014  Epilobium hallianum M. S. Taylor 1982-6-14 4659 Plumas Pioneer Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 1536 Comment
  UC1191746  Epilobium torreyi Malcolm A. Nobs, S. Galen Smith 1949-8-19 1463 a Plumas pond on se side Portola Comment
  CHSC34298  Epipactis gigantea M. S. Taylor 1981-7-26 4110 Plumas N side of Caribou Rd, just e of where French Creek crosses, 4.4 mi ne of jct Caribou Rd and Hwy 70 near Beldon. 944 Comment
  UC429342  Epipactis gigantea Mrs. R. M. Austin July 1878 300 Plumas Mt. Dyer Comment
  CAS-BOT-BC57004  Equisetum arvense John Thomas Howell 1959-9-21 34765 Plumas Bars of N. Fork of Feather River near Belden 701 Comment
  SEINET10530183  Equisetum arvense Mary Susan Taylor 1981-7-21 Taylor 4088 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
  CHSC36923  Eremogone congesta var. congesta M. S. Taylor; M. Foster 1981-6-3 3844 Plumas W side of 24N10, ca. 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola. 1767 Comment
  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-BC174267  Eremogone congesta var. subcongesta M. S. Taylor 1982-5-17 4461 Plumas N side of 22N55, near its jct with 22N54 & 22N88, ca. 2 mi se of Portola, on ridges below Beckwourth Peak 1706 Comment
  RSA0057645  Eremogone congesta var. suffrutescens L. S. Rose 1967-7-12 67172 Plumas 1 mile S of Keddie; Butterfly Creek and Spanish Creek. 884 Comment
  CAS-BOT-BC174364  Eremogone kingii var. glabrescens Lewis S. Rose 1963-6-4 63127 Plumas Sierra Valley, 2 mi. s. of Beckwourth 1463 Comment
  CAS-BOT-BC286650  Ericameria bloomeri M. S. Taylor 1981-8-4 4152 Plumas On top of Wildcat Ridge, ca. 4 air mi nw of Antelope Lake, ca. 13 air mi ne of Taylorsville 2164 Comment
  CHSC110949  Ericameria bloomeri L. P. Janeway 2013-8-28 11197 Plumas Northern High Sierra. Plumas National Forest; along the main road around the east side of Little Grass Valley Reservoir, across from the road into Red Feather Campground. 1554 Comment
  RSA739635  Ericameria bloomeri L. P. Janeway, Heather Koeth 2008-10-7 9602 Plumas Northern High Sierra Nevada, Plumas National Forest, N flank of Blue Nose Mtn, 0.8 air km N of its peak. 1818 Comment
  UC1118691  Ericameria bloomeri C. W. Hanks 1934-9-6 69 Plumas Top of Dixie Mtn. Plumas National Forest, Sierraville Quad., Top of Dixie Mtn. 2438 Comment
  HSC93436  Ericameria nauseosa var. oreophila Vernon H. Oswald, L. Ahart 1996-8-14 8157 Plumas Road paralleling Spanish Creek near Greens Flat ca. 2 mi. (air) NW of Meadow Valley ( on the Oroville-Quincy Hwy.) 1128 Comment
  CAS-BOT-BC294288  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-25 35021 Plumas Summit of Beckwourth Pass 1588 Comment
  CAS-BOT-BC299443  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-24 34975 Plumas Beckwourth, Sierra Nevada 1493 Comment
  JEPS21505  Ericameria nauseosa var. speciosa W. L. Jepson 1939-8-12 19387 Plumas at the sw edge of Honey Lake (Black Mt.); Diamond Mts., Black Mt. 1981 Comment
  JEPS29562  Ericameria nauseosa var. speciosa John Thomas Howell 1960-7-24 35991 Plumas just s of Lassen Park (Kelly Camp, near Lassen Volcanic National Park); Lassen Volcanic National Park 1615 Comment
  UCD131487  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-24 34962 Plumas Near Blairsden. 1341 Comment
  UCD131489  Ericameria nauseosa var. speciosa John Thomas Howell 1974-9-20 50902 Plumas near Spring Garden. 1158 Comment
  JEPS21534  Ericameria parryi var. nevadensis W. L. Jepson 1918-8-17 8032 Plumas Sierra Valley 1524 Comment
  JEPS75255  Ericameria parryi var. nevadensis John Thomas Howell 1974-9-20 50902 Plumas near Spring Garden; Sierra Nevada 1158 Comment
  JEPS75283  Ericameria parryi var. nevadensis John Thomas Howell 1961-9-25 36964 Plumas Portola Sierra Nevada 1478 Comment
  UC204683  Ericameria parryi var. nevadensis I. M. Johnston 1919-9-2 2184 Plumas Keddie Comment
  CHSC53124  Erigeron barbellulatus L. P. Janeway 1989-6-30 3447 Plumas Plumas National Forest. Along rd 24N45Y 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth. 1874 Comment
  JEPS95328  Erigeron barbellulatus Lowell Ahart 1994-7-7 7457 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  UCR26888  Erigeron bloomeri E. C. Nord, B. W. Parkinson 1958-7-2 N- 89 Plumas Plumas National Forest, 0.5 mi SE of Meadow View [USFS] Guard Station 1982 Comment
  JEPS100353  Erigeron chrysopsidis var. austiniae Dean W. Taylor 2001-6-28 17824 Plumas Diamond Mountains, Crystal Peak, along the ridgeline at the summit Sierra Nevada 2377 Comment
  CAS-BOT-BC296003  Erigeron divergens Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC65486  Erigeron divergens L. P. Janeway 1995-9-19 4933 Plumas 1.3 mi southeast of the southern tip of Crocker Mountain and 0.3 mi northwest of Crocker Meadow. 1673 Comment
  CHSC97212  Erigeron divergens Lowell Ahart; Josephine Guardino 2007-7-20 14337 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  UC1730239  Erigeron eatonii var. nevadincola L. P. Janeway 1998-7-1 5705 Plumas 0.4 mi NW of Cottonwood Campground (50 ft W (downhill) of Road 25N11) 1767 Comment
  CHSC60522  Erigeron eatonii var. plantagineus L. P. Janeway 1992-5-22 4199 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. 1485 Comment
  CAS-BOT-BC300400  Erigeron eatonii var. plantagineus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54347 Plumas 4.8 miles northwest of Antelope Reservoir 1661 Comment
  SBBG100110  Erigeron eatonii var. sonnei B. Ertter, G. Schoolcraft 1989-7-3 8651 Plumas below Red Rock lookout, ca. 8 air mi S of Susanville 2255 Comment
  RSA523562  Erigeron eatonii var. sonnei Barbara Ertter 1989-7-3 8651 Plumas Below Red Rock Lookout, ca. 8 airmiles S of Susanville. 2256 Comment
  CAS-BOT-BC300843  Erigeron glacialis var. glacialis Anna Head 1920-7-12 s.n. Plumas Near Lake Center Camp, Feather River Region 1920 Comment
  JEPS16621  Erigeron glacialis var. glacialis Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3950 Plumas about 1.5 mi n Sierra County border (meadow at end of road and beginning of trail to Long Lake); Mt. Elwell region 1981 Comment
  CAS-BOT-BC295222  Erigeron inornatus Mrs. Jos Clemens 1919-10-14 s.n. Plumas Greenville Comment
  CAS-BOT-BC295225  Erigeron inornatus John Thomas Howell 1975-7-22 51375 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC295227  Erigeron inornatus John Thomas Howell 1960-7-19 35673 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC52512  Erigeron inornatus var. inornatus L. P. Janeway 1990-7-6 3781 Plumas Plumas National Forest. Hwy 70 in the canyon of North Fork Feather River at Chambers Creek. 624 Comment
  CAS-BOT-BC295493  Erigeron lassenianus var. lassenianus Lewis S. Rose 1939-6-8 39264 Plumas S. end of Lake Almanor 1371 Comment
  CAS-BOT-BC295501  Erigeron lassenianus var. lassenianus L. P. Janeway 1990-7-6 3774 Plumas Plumas National Forest, Beckwourth Ranger District. About 200 ft east of Paradise Creek and about 1/3 mi south of Little Grizzly Creek 1844 Comment
  RSA523379  Erigeron peregrinus Barbara Ertter, Gary Schoolcraft 1989-7-3 8670 Plumas Diamond Mt. peak ca. 7 air miles S of Susanville 2287 Comment
  CDA42424  Erigeron petrophilus var. sierrensis D. G. Kelch 2012-9-19 12 .374 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  JEPS119933  Erigeron petrophilus var. sierrensis Lowell Ahart 2012-9-5 18442 -A 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
  CDA19276  Erigeron pumilus var. intermedius G. D. Barbe, T. C. Fuller 1982-6-17 3862 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  UC170923  Erigeron strigosus var. septentrionalis H. M. Hall 1912-7-25 9372 Plumas Middle Fork Feather River Sierra Nevada Mountains 1280 Comment
  RSA165450  Eriogonum douglasii var. douglasii Clare B. Hardham 1961-6-16 7477 Plumas Sierra Nevada Mountains: Diamond Peak 305 Comment
  CAS-BOT-BC256170  Eriogonum douglasii var. meridionale Clare B. Hardham 1961-6-16 7477 Plumas Diamond Peak, Sierra Nevada Mountains 457 Comment
  CHSC95096  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
  SD103524  Eriogonum elatum Darley Howe 1978-7-16 5079 Plumas Along State Highway 49, 3 miles north of Loyalton 1463 Comment
  POM105616  Eriogonum elatum var. elatum F. H. Hillman s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC255752  Eriogonum elatum var. villosum John Thomas Howell 1955-7-19 30826 Plumas Mohawk, Sierra Nevada 1371 Comment
  CAS-BOT-BC255755  Eriogonum elatum var. villosum Lewis S. Rose 1955-7-20 55159 Plumas Mohawk 1371 Comment
  CHSC118714  Eriogonum elatum var. villosum Wendy L. Boes 2015-6-24 2015024 Plumas Plumas National Forest. Location south of Moonlight Valley, east of Forest Service road 27N82, north of 29N46 UTM 684518 E, 4454025 N, NAD83 Zone 10N. 1700 Comment
  CAS-BOT-BC267331  Eriogonum luteolum var. pedunculatum John Thomas Howell 1951-6-26 27541 Plumas Feather River Canyon, Sierra Nevada 853 Comment
  OBI78417  Eriogonum luteolum var. pedunculatum Carl B. Wolf 1937-8-6 9066 Plumas Northern Sierra Nevada, Mohawk valley, 2 mi N of Blairsden 1341 Comment
  SEINET524404  Eriogonum marifolium Paul A. Opler 2003-6-26 Plumas Trail to Frazier Fall, Graeagle Rd. Comment
  SEINET530685  Eriogonum marifolium Paul Opler 2007-6-27 Plumas Plumas National Forest, Round Lake trail. Comment
  CHSC110280  Eriogonum marifolium var. marifolium L. P. Janeway 2012-6-2 10847 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CHSC39991  Eriogonum microthecum var. laxiflorum M. S. Taylor 1982-9-1 5084 Plumas Red Rock Lookout, ca. 15 mi ne of Taylorsville. In rock outcrops. 2321 Comment
  SEINET9322469  Eriogonum nudum Unknown 1982-6-17 3799 Plumas Plumas County Comment
  UCD169256  Eriogonum nudum S. L. Welsh; N. D. Atwood 2001-6-14 28140 Plumas Roadcut, ca. 4 miles north of Beckwourth. 1481 Comment
  UCSC009457  Eriogonum nudum var. deductum Lowell Ahart 1994-10-19 7566 Plumas Near Boulder Creek, Granite Basin 1615 Comment
  SEINET10479793  Eriogonum nudum var. nudum Mary Susan Taylor 1981-7-27 Taylor 4125 A Plumas T25N R12E SE 1/4 & c 10. Babcock Peak. In granite gravel embankment, N side of Beckworth Genesse Rd, ca. 7 air mi E of Genesse. 5400 ft. 1646 Comment
  CAS-BOT-BC269720  Eriogonum nudum var. oblongifolium John Thomas Howell 1959-9-24 34942 Plumas Spanish Creek at mouth of Butterfly Creek Comment
  SBBG21287  Eriogonum spergulinum var. reddingianum D. Myrick 1964-7-21 890 Plumas E of Trail Parking at Drakesbad 1737 Comment
  RSA242159  Eriogonum spergulinum var. reddingianum James L. Reveal 1971-6-23 2478 Plumas Along California Highway 89, 4 mi. northwest of Greenville and about 4 mi. southeast of Canyondam. 1220 Comment
  RSA64725  Eriogonum spergulinum var. reddingianum F. W. Peirson 1926-6-21 6792 Plumas South shore Lake almanor, 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
  CHSC21688  Eriogonum umbellatum var. modocense D. Brink; L. Mayer 1975-8-2 Plumas Buck's Lake. Comment
  CHSC62482  Eriogonum umbellatum var. modocense B. Castro; J. Jurewicz 1991-8-12 446 Plumas Ca 3.5 air mi S of Bucks Lake and 0.1 mi SE of Grizzly Mtn (=Red Mtn), along USFS Rd 23N69, from its jcn with USFS Rd 23N18 to ca 0.5 mi W of that jcn. 1911 Comment
  HSC17357  Eriogonum umbellatum var. nevadense W. R. Rogers 1966-6-22 213 Plumas Comment
  RSA88596  Eriogonum umbellatum var. nevadense J. T. Howell 1951-6-27 27634 Plumas Jamison Creek 1829 Comment
  SEINET10479570  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1982-6-28 Taylor 4776 A Plumas T23N R14 E nw/se sec 27. Portola quad. In Sagebrush Scrub along s side of Feather River, ca. 1 mi sw of Beckwourth on Ramelli Ranch, ca. 1/4 mi w of Calpine Rd (109). 4880 ft. 1487 Comment
  RSA88594  Eriogonum ursinum J. T. Howell 1951-6-27 27630 Plumas Jamison Creek 1829 Comment
  SBBG28268  Eriogonum ursinum A. A. Heller 1938-7-2 Plumas 5 mi E of Quincy 1097 Comment
  RSA279573  Eriogonum ursinum James L. Reveal 1975-8-24 3974 Plumas Alonh the La Porte-Quincy Rd., 17.5 mi. south of Quincy and 0.3 mi. south of the Chimney Rock Trail turnoff, about 1 airline mile west of Pilot Peak. Comment
  SEINET10479577  Eriogonum ursinum Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3825 Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  CHSC62127  Eriogonum ursinum var. ursinum L. P. Janeway 1993-7-15 4440 Plumas Plumas National Forest Quincy Ranger District Hallsted Compartment. 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 Fork Feather River). 1563 Comment
  CHSC62154  Eriogonum ursinum var. ursinum L. P. Janeway 1993-7-19 4462 Plumas Plumas National Forest Quincy Ranger District Red Hill Compartment. Southwest side of the top of Red Hill. 1874 Comment
  JEPS103217  Eriogonum ursinum var. ursinum G. Schoolcraft 1989-7-3 1936 Plumas Diamond Mtns. south of Red Rock Lookout 2225 Comment
  CAS-BOT-BC264137  Eriogonum vimineum John Thomas Howell 1951-8-19 28175 Plumas Near Paxton, Sierra Nevada 914 Comment
  JEPS56138  Eriogonum vimineum W. L. Jepson 1939-8-12 19394 Plumas Ferris Creek, branch of Last Chance Creek Ferris Creek, Last Chance Creek 1767 Comment
  CAS-BOT-BC264135  Eriogonum vimineum John Thomas Howell 1951-6-29 27740 Plumas Near Spring Garden 1219 Comment
  UCD101526  Eriogonum vimineum John Thomas Howell 1959-9-26 35079 Plumas 5 miles northeast of Storrie. 609 Comment
  UCD49872  Eriophorum crinigerum Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  UCD132170  Eriophyllum lanatum Matt Georgeff 1992-5-17 19 Plumas Snake Lake campground, 15 miles west of Quincy. Comment
  UC186460  Eriophyllum lanatum var. achilleoides A. A. Heller and P. B. Kennedy 1907-7-15 8849 Plumas Little Grizzly Creek; near mouth, below Genessee Comment
  CAS-BOT-BC301415  Eriophyllum lanatum var. grandiflorum Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CAS-BOT-BC301417  Eriophyllum lanatum var. grandiflorum L. P. Janeway 1993-7-22 4472 Plumas Plumas National Forest, Oroville Ranger District. Along the Pipeline Road 3.3 mi northwest of Lower Bucks Lake dam 1584 Comment
  RSA712970  Eriophyllum lanatum var. grandiflorum L. P. Janeway 1994-7-8 4691 Plumas Northern High Sierra Nevada, Hartman Bar Ridge, Slope N of Road 22N94 on S side of Franklin Hill. 1707 Comment
  SBBG133122  Eriophyllum lanatum var. grandiflorum B. C. Templeton 1968-1 11272 Plumas unknown Comment
  CHSC67427  Eriophyllum lanatum var. integrifolium James D. Jokerst; Lowell Ahart 1985-10-4 2587 Plumas Pilot Peak NE of La Porte. Comment
  LA203614  Eriophyllum lanatum var. integrifolium E. Sawyer; 1935-6-14 104 Plumas 1 mi. S of Sugarloaf, Sierra Valley 1523 Comment
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Nov 16 2015
  SEINET10475143  Eriophyllum lanatum var. integrifolium Mary Susan Taylor 1981-7-22 Taylor 4108 A 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
  UCD97453  Erodium cicutarium Albert Grigarick 2010-5-11 243 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.5 mi. 1483 Comment
  CHSC36934  Eryngium articulatum M. S. Taylor 1982-9-8 5110 Plumas Round Valley Reservoir, ca. 4 air mi s of Greenville. 1371 Comment
  CDA13358  Erysimum perenne G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13207 Plumas Sierra Nevada; 2.5 mi E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC79710  Erysimum perenne G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-15 13207 Plumas Northern California; Sierra Nevada Flora - Plumas National Forest. 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. [Original lat./long. on label is '39 54 N; 120 45 W']. 1615 Comment
  CHSC107462  Erythranthe breweri Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-7-6 20 Plumas Northern High Sierra Nevada. 1.9 miles East of intersection of 22N60, 22N27, and Pacific Crest Trail, 500 ft downslope of 22N27 road. 1744 Comment
  CHSC43506  Erythranthe breweri Lowell Ahart 1979-7-18 1995 Plumas Near Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  CHSC63477  Erythranthe guttata Lowell Ahart 1994-7-28 7542 Plumas On the east side of small stream. North-east of Frenchman Hill, south-west of Buck's Lake. 1706 Comment
  SEINET14046116 Image available Erythranthe guttata A. A. Heller 1942-1 16508 Plumas Seven miles west of Belden along states highway #24. Comment
  SD61134  Erythranthe lewisii Darley F. Howe 1964-7-29 Plumas Near Gold Lake Lodge, Plumas National Forest 1981 Comment
  CAS-BOT-BC313721  Erythranthe percaulis John Thomas Howell; H. Keith Wagnon 1980-5-28 53705 Plumas Serpentine Canyon about 3 miles E of Rich Bar, East Branch North Fork Feather RIver 853 Comment
  CHSC43485  Erythranthe primuloides Lowell Ahart 1974-8-7 598 Plumas In a small mountain meadow, east of the dirt road, near Ohio Ravine, about 1 1/2 miles north-east of the Headquartz Mine, about 2 1/4 miles south of Grizzly Mountain. 1524 Comment
  CAS-BOT-BC505242  Erythronium grandiflorum Anna Head 1921-7-15 s. n. Plumas Feather River Region Comment
  CHSC111850  Erythronium purpurascens L. P. Janeway 2014-5-7 11243 Plumas Northern High Sierra Nevada. Plumas National Forest; south-facing slope on southeast end of Red Mountain, along Road 23N69 0.9 road-km northwest of 18 Road (23N18); headwaters area to minor drainages into West Branch Coldwater Creek. 1902 Comment
  CHSC54426  Erythronium purpurascens Vernon H. Oswald 1991-6-17 4670 Plumas Little Willow Lake, located ca. 2.5 miles (air) south-southeast of Drakesbad. Lassen Volcanic National Park. 1844 Comment
  CHSC63974  Erythronium purpurascens B. Castro; L. Gehrung 1994-6-6 514 Plumas Ca 1.5 mi S of the Hogback, 0.6 mi NNW of Onion Valley Res, immediately E of County Rd. 511. At edge of access road to Fingerboard Pit (mine site), on E-facing slopes of Washington Hill. 1965 Comment
  UC1042408  Erythronium purpurascens John Thomas Howell 1951-6-28 27684 Plumas Eureka Peak 1981 Comment
  CAS-BOT-BC505256  Erythronium purpurascens L. W. Swift 1933-5-4 80 Plumas Trio Mill, Plumas Forest 1280 Comment
  UC1075911  Erythronium purpurascens E. K. Balls and L. W. Lenz 1955-5-14 20706 Plumas sw Greenville; Forest Lodge 1127 Comment
  CAS-BOT-BC110553  Eschscholzia W. Harnach; N. Harnach 1990-6-16 392 Plumas Sierra Valley. Frank Dotta Ranch. 1524 Comment
  POM147061  Eschscholzia californica var. crocea Alice Eastwood 1927-6-12 14499 Plumas Forest Lodge, Greenville. Comment
  CAS-BOT-BC310386  Eucephalus breweri M. S. Taylor 1981-7-17 4032 Plumas Bear Lakes trail in Lakes Basin; ca. 1/2 mi s of jct of trail to Gold Lake Lodge, ca. 6 air mi s of Mohawk 1981 Comment
  CHSC108717  Eucephalus breweri B. Castro; L. P. Janeway 2003-9-7 1455 A Plumas High Cascade Range. Caribou Wilderness Area, ca 0.6 mi NW of Hay Meadow and 0.4 mi NW of Indian Meadow, along E side of trail off S end of large unnamed wet meadow. Large plts scattered in one patch between trail and creek feeding Indian Meadow. 2017 Comment
  CHSC92945  Eucephalus breweri L. P. Janeway; B. Castro 2005-9-11 8546 Plumas Northern High Sierra Nevada. Near the Pacific Crest Trail about 0.6 km north of Three Lakes. 1899 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
  CHSC40361  Euphorbia crenulata Lowell Ahart 1985-7-1 5097 Plumas Along the edges of the dirt road, about 1 1/2 miles east of Sawmill Flat, 1/2 mile north of Cleghorn Bar Road, about 5 miles north-west of Pilot Pk. 1828 Comment
  CDA20081  Euphorbia myrsinites T. Gibson 2002-11-15 PDR 1089395 Plumas Sierra Nevada; Vicinity of Quincy. 0 Comment
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Jun 12 2017
  CHSC37001  Eurybia integrifolia M. S. Taylor 1982-8-30 5077 Plumas S end of Taylor Lake, ca. 6 air mi NE of Taylorsville. 2103 Comment
  CHSC56843  Eurybia integrifolia L. P. Janeway 1991-8-3 4110 Plumas Plumas National Forest. Small drainage to Freeman Creek 1 3/4 mi west of Smith Peak. 1965 Comment
  CHSC65619  Eurybia integrifolia L. P. Janeway 1995-10-11 4942 Plumas Lakes Basin. 0.3 mi north-northeast of Lakes Basin Campground; on east side of Gold Lake Hwy opposite the entrance to the campground. 1923 Comment
  CAS-BOT-BC310541  Eurybia integrifolia M. S. Taylor 1982-9-8 5119 Plumas Bellas Flat area on s side of Round Valley Reservoir, ca. 4 air mi s of Greenville 1371 Comment
  UC297887  Eurybia radulina Milo S. Baker 1926-8-25 311 a Plumas Lee's Camp Comment
  CAS-BOT-BC312260  Euthamia occidentalis Malcom A. Nobs; S. Galen Smith 1949-8-19 1455 Plumas Southeastern side of Portola Comment
  JEPS115944  Festuca idahoensis Lowell Ahart, John Dittes 2009-7-13 16036 Plumas On dry to damp soil, on the west side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CAS-BOT-BC278854  Festuca occidentalis David D. Keck 1944-7-8 5430 Plumas 5 mi. N. of Quincy, on road to Keddie 1005 Comment
  SEINET180997 Image available Festuca occidentalis L. S. Smith 1922-7-24 1201 Plumas Modoc Forest; Rush Creek Hill on toll road 1890 Comment
  CHSC92822  Festuca pratensis Lowell 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. 1597 Comment
  CAS-BOT-BC279024  Festuca rubra John Thomas Howell 1951-6-28 27681 Plumas Jamison Creek 1584 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-BC278635  Festuca subulata John Thomas Howell 1960-7-19 35641 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC282569  Festuca viridula John Thomas Howell 1951-6-28 27702 Plumas Eureka Peak 2255 Comment
  UCD112555  Frangula californica Robbins; Raynor 1943-6-1 s.n. Plumas near Belden, Feather River Canyon. Comment
  CAS-BOT-BC55663  Frangula purshiana Anna Head 1920-1-1 s.n. Plumas Feather River region Comment
  CAS-BOT-BC55675  Frangula purshiana Alice Eastwood 1927-6-12 14522 Plumas Forest Lodge, Greenville Comment
  CAS-BOT-BC55677  Frangula purshiana Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake region Comment
  CAS-BOT-BC55682  Frangula purshiana Lowell Ahart 1975-7-2 s.n. Plumas 8 miles north of Sly Creek Dam. About 2 miles west of American House which is 3 miles south of La Porte Comment
  CHSC46512  Frangula purshiana Lowell Ahart 1975-7-2 843 Plumas Growing on moist to dry soil along the edge of a small stream, about 8 miles north of the Sly Creek Dam. 1219 Comment
  CHSC82358  Frangula purshiana Lowell Ahart 2002-7-6 9838 Plumas On the southwest side of a meadow, on the west side of the dirt road, on Rock Island Ridge, about 3/4 mile southeast of Soapstone Hill and the Oroville Quincy Highway, about 1 1/2 miles (air) northeast of Four Trees. 1611 Comment
  CHSC98917  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-15 9195 Plumas Northern High Sierra Nevada. Granite Basin, along an unnamed northeastern branch of Little North Fork Middle Fork Feather River, near its head, near the Road 23N95Y crossing. Near and with the riparian strip along the creek. 1588 Comment
  CHSC98920  Frangula purshiana subsp. annonifolia L. P. Janeway; B. Castro 2007-8-18 9200 Plumas Northern High Sierra Nevada. Along Squirrel Creek and Road 401 1.9 km northeast of Hwy 70/89 and Williams Loop (railroad). 1268 Comment
  CHSC98925  Frangula purshiana subsp. annonifolia L. P. Janeway; B. Castro 2007-8-18 9198 Plumas Northern High Sierra Nevada. Along Caribou Road and North Fork Feather River 4.5 road km north of Hwy 70. Along the creek edge. 759 Comment
  HSC99899  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2004-9-12 12046 Plumas Along Caribou Road. 718 Comment
  HSC99900  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2004-9-12 12047 Plumas Along Caribou Road. 718 Comment
  UC1748362  Frangula purshiana subsp. ultramafica James D. Jokerst, M. S. Taylor and L. Ahart 1985-8-12 2560 Plumas Red Hill Rd. 1.1 mi above jct. with Rich Gulch Rd., N of Hwy. 70 1584 Comment
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Mar 3 2008
  HSC99909  Frangula rubra subsp. obtusissima J. O. Sawyer, & J. P. Smith 2004-7-15 4577 Plumas Along Clear Creek at F.S. Rd. 25N14, Plumas National forest 1454 Comment
  POM181054  Frasera albicaulis var. nitida A. A. Heller, P. B. Kennedy 1907-7-12 8820 Plumas Grade between Greenville and Prattville. Comment
  UC1134599  Fritillaria atropurpurea E. Sawyer 1935-6-27 193 Plumas 1.6 mi ene of Grizzly Peak (Plumas National Forest); Plumas National Forest 1767 Comment
  CAS-BOT-BC505276  Fritillaria atropurpurea Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1967-6-12 1916 Plumas Between valley proper and Darlingtonia Bog 1066 Comment
  CAS-BOT-BC508206  Fritillaria atropurpurea Alice Eastwood 1927-6-1 14519 Plumas US Forest reserve, Forest Lodge, Greenville Comment
  RSA52952  Fritillaria atropurpurea R. Weatherby 1950-5-31 1436 Plumas West shore of Lake Almanor 1418 Comment
  CAS-BOT-BC506203  Fritillaria micrantha John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54216 Plumas About 4 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  SEINET10469526  Fritillaria recurva Mary Susan Taylor 1981-5-10 Taylor 3668 A Plumas T26N R12E nw sec 32. Genesee Valley quad.In loose decomposed granite gravel, N side of Genesee Valley Rd, ca. 2 mi E of its jct with Beckwourth Pass turnoff and Flournoy Bridge; overlooking Plumas Lbr. Co, ca. 5 mi E of Genesee. 4200 ft. 1280 Comment
  SJSU8660  Fritillaria recurva F. S. Gereb & G. L. Baker 1968-5-5 106 Plumas Deer Creek by State Route 32 c. 22 mi W of Lake Almanor 1219 Comment
  SDSU9316  Galium asperrimum R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River, 0.5 mile north of Chester. Comment
  OBI76985  Galium bifolium Anthony Baniaga 2011-7-26 472 Plumas Lassen Natl Forest. Along F.S. 10, near jctn with "YA" spur. Red Cinder Quad T29N R7E sec 3 SE of SE 1787 Comment
  JEPS28625  Galium bifolium George W. Gillett 1957-7-18 813 Plumas ne side Boiling Springs Lake (near trail); Lassen Volcanic National Park 1813 Comment
  JEPS27418  Galium grayanum Lauramay T. Dempster and Clare Hardham 1961-6-16 1667 Plumas w slope of peak immediately n Red Rock Lookout (n of Engelmine) 2255 Comment
  CHSC82990  Galium sparsiflorum subsp. glabrius L. P. Janeway; B. Castro 2001-7-1 7245 B Plumas Northern High Sierra Nevada. About 1.3 km east of La Porte; along Road 21N58 0.5 km from Road 21N13X (512); side drainage into Wisconsin Ravine (thence into Slate Creek). Road cut bank. 1487 Comment
  CHSC102748  Galium trifidum var. pacificum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16151 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
  CHSC34891  Galium trifidum var. pacificum M. S. Taylor 1981-9-14 4274 Plumas Around the ponds, headwaters of Rush Creek, near its jct with Cow Creek, ca. 5 air mi ese of Greenville. 1584 Comment
  CHSC81153  Galium trifidum var. pacificum Lowell Ahart 2001-8-28 9204 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  JEPS122089  Galium triflorum Lowell Ahart 2014-8-26 19790 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  JEPS6526  Galium triflorum W. L. Jepson 1939-8-4 19339 a Plumas Rock Creek Meadow Valley 1219 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
  SFV11164  Garrya fremontii M. L. Vincent 1964-4-10 554 Plumas Highway Alt. 40, 1 mile southwest of Virgilia. 850 Comment
  UC1122667  Garrya fremontii R. Roseberry 1934-11-1 2 Plumas 2 mi nw Mt. Jackson; Plumas National Forest, Downieville Quad. 1493 Comment
  SEINET10906888  Garrya fremontii Mary Susan Taylor 1982-5-15 Taylor 4453 Plumas T21N R12E ne/sw sec 32. Sierra City NW quad. Along Gray Eagle Lodge Rd, just sw of its jct with Hwy 519, ca. 7 mi s of Mohawk. 5700 ft. 1737 Comment
  CAS-BOT-BC478523  Gayophytum John Thomas Howell 1976-7-16 51903 Plumas Flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  CHSC57293  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1984-9-1 1131 Plumas On Sierra crest, near drainage channel draining northwest (toward Jamison Lake). 2164 Comment
  CHSC99805  Gayophytum diffusum subsp. parviflorum Lowell Ahart 2008-8-14 15197 Plumas 20 yards northeast of the metal gate, east side for Forest Road 22n68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  UC485791  Gayophytum diffusum subsp. parviflorum H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  UC903105  Gayophytum diffusum subsp. parviflorum Ethel Crum 1937-8-7 1946 Plumas 3 mi w Lake Almanor 1524 Comment
  JEPS107707  Gayophytum heterozygum Lowell Ahart, John Dittes 2005-9-19 12408 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1986 Comment
  JEPS122240  Gayophytum heterozygum Lowell Ahart 2014-9-9 19848 Plumas High water line, on the west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  RSA59913  Gayophytum heterozygum E. K. Balls 1950-9-15 15828 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  CHSC40267  Gayophytum humile Lowell Ahart 1985-7-11 5142 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  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
  SEINET7717367  Gentiana newberryi Unknown Plumas Big Meadows Comment
  JEPS91320  Gentianopsis simplex Dean W. Taylor 1974-10-1 5053 Plumas Jamison Creek Drainage, above Jamison Lake drainage, ca 3 mi S of Plumas-Eureka State park 609 Comment
  SEINET10454850  Gentianopsis simplex Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4974 Plumas T22N R11E nw/se sec 26. Sierra City NW quad. Plumas-Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 5620 ft. 1713 Comment
  UC105574  Gentianopsis simplex Mrs. R. M. Austin 1882-8-7 Plumas Hot Spring Valley Comment
  CAS-BOT-BC459552  Geum macrophyllum A. A. Heller; P. B. Kennedy 1907-7-9 8787 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC459555  Geum macrophyllum David D. Keck 1932-7-3 1697 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC459557  Geum macrophyllum John Thomas Howell 1967-6-23 42683 Plumas Canyon of Butterfly Creek; Sierra Nevada 1036 Comment
  CAS-BOT-BC459561  Geum macrophyllum Robert J. Weatherby 1950-7-7 1447 Plumas Gansner Creek, Quincy 1219 Comment
  SD8420  Geum macrophyllum Daniel Cleveland 1882-7-21 Plumas Big Springs, Big Meadows Comment
  UC1075820  Gilia sinuata Verne Grant 1955-6-8 9666 Plumas ca 2 mi n Doyle; n of Doyle 1310 Comment
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May 2 2012
  CAS-BOT-BC283880  Glyceria borealis John Thomas Howell 1976-7-15 51843 Plumas Snake Lake, about 4 miles NW of Quincy 1219 Comment
  SEINET7297636 Image available Glyceria borealis Malcolm A. Nobs, S. Galen Smith 1949-1 1459 Plumas Marshy pond on southeastern side of Portola Comment
  CAS-BOT-BC282700  Glyceria elata C. R. Quick 1950-8-31 50 -45 Plumas About 1.5 miles SE of Deane's Valley SE of Meadow Valley and SW of Quincy Comment
  SEINET6836553 Image available Glyceria striata Malcolm A. Nobs, S. Galen Smith 1949-8-20 1464 Plumas 13 mi SW of Milford on road between Milford and Beckwourth Comment
  CAS-BOT-BC307393  Gnaphalium palustre Anna Head 1921-8-8 s.n. Plumas Lake Center Camp , Feather River Region Comment
  CHSC91643  Gnaphalium palustre G. D. Barbe; T. C. Fuller 1982-6-17 3844 Plumas Northern California. Plumas National Forest. East shore Frenchman Lake; Crystal Fishing Access. At the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  CHSC95006  Gnaphalium palustre Lowell Ahart 2006-10-23 13475 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
  JEPS115114  Gnaphalium palustre Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16221 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  RSA201261A  Gnaphalium palustre J. T. Howell 1959-9-22 34865 Plumas Plants of Lassen Volcanic National Park. On Pinus Murrayana, Drakesbad, 1677 Comment
  RSA60241  Gnaphalium palustre E. K. Balls 1950-9-2 15633 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley 2256 Comment
  RSA718530  Gnaphalium palustre L. Ahart 2006-10-23 13475 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mi northeast of Scales Road, about 5.5 miles (air) NE of Strawberry Valley. 1282 Comment
  SD9074  Gnaphalium palustre Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  SEINET3145226  Gnaphalium palustre E. K. Balls 1950-9-2 15633 Plumas Nye Meadows, Mt. Ingalls, N of Grizzly valley 2256 Comment
  RSA59281  Gnaphalium thermale E. K. Balls 1950-9-4 15575 Plumas Feather River Experiment Station, Highway 24, 4 miles north of Quincy 1067 Comment
  CHSC33741  Goodyera oblongifolia M. S. Taylor; M. Foster 1981-7-14 4009 A Plumas 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. 1645 Comment
  JEPS88363  Goodyera oblongifolia Vernon H. Oswald and Lowell Ahart 1996-8-14 8169 Plumas 1.9 mi se of Silver Lake Campground (ne of Bucks Lake, Silver Lake Road, northern High Sierra Nevada); High Sierra Nevada, Silver Lake Road 1645 Comment
  SEINET3890401  Goodyera oblongifolia Lewis S. Rose 1966-7-26 66050 Plumas Butterfly Valley. 3 mi. W of Keddie.; 0 1067 Comment
  UC924257  Goodyera oblongifolia H. S. Reed 1941-8-2 Plumas Forest Lodge 1036 Comment
  JEPS64579  Goodyera oblongifolia Helen-Mar Wheeler 1944-8-20 621 Plumas between meddlw and south branch of Feather River, Hartman Bar Trail Feather River; , Hartman Bar Trail 1524 Comment
  RSA184923  Goodyera oblongifolia Lewis S. Rose 1966-7-26 66050 Plumas Butterfly Valley. 3 miles west of Keddie. 1067 Comment
  SEINET4556380 Image available Goodyera oblongifolia H. S. Reed 1941-1 Plumas Forest Lodge 1036 Comment
  CHSC113933  Gratiola neglecta Lowell Ahart 2014-8-20 19717 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  CAS-BOT-BC304926  Grindelia hirsutula Frank J. Kirby 1958-7-1 1178 Plumas Near Greenville 914 Comment
  CAS-BOT-BC304684  Grindelia squarrosa L. P. Janeway 1992-8-6 4286 Plumas Along Hwy 70, on south side of East Branch Feather River at Soda Creek; 2.8 mi east of Crystal Springs, 4.6 mi east of Grays Flat 899 Comment
  CAS-BOT-BC189593  Hackelia John Thomas Howell; Gordon H. True 1967-7-11 43354 Plumas SE slope of Mount Hough 2042 Comment
  SEINET10546929  Hackelia Mary Susan Taylor 1982-6-17 Taylor 4696 Plumas T23N R10E sw/se sec 13. Blue Nose Mt quad. Montane Meadow along Oliver Creek, at its jct with 23N39, ca. 3 air mi sw of Sloat. Elev 5300 ft. 1615 Comment
  CHSC101873  Hackelia californica Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15906 Plumas About 100 yards west of Lake Almanor Dam. 1421 Comment
  UCD119372  Hackelia californica John Thomas Howell 1960-7-19 35668 Plumas Drakesbad. 1676 Comment
  CHSC75470  Hackelia micrantha G. F. Hrusa; T. D. Wilfred 1997-6-26 13922 Plumas Sierra Nevada. About Brady's Camp. Pine Creek Valley, +/- 1/2 mi. NE Argentine Rock. 2125 Comment
Read comments
Sep 23 2008
  RSA644032  Hackelia nervosa Elaine Joyal, D. Mehlman 1988-7-3 1306 Plumas Plumas National Forest, Mt. Hough, 11 mi. n of Quincy. 2000 Comment
  SBBG1017  Hastingsia alba H. and M. Dearing 1938-7-1 2250 Plumas swamp near Lake Almanor Comment
  JEPS114606  Hazardia whitneyi var. whitneyi Lowell Ahart 2008-9-10 15389 Plumas About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  CAS-BOT-BC306691  Helenium bigelovii Lowell Ahart 1979-8-16 s.n. Plumas In a bog east of Ohio Ravine 1700 Comment
  RSA14627  Helenium bigelovii Daniel Cleveland 1882-7-25 s.n. Plumas Big Meadows, [N Sierra Nevada Mtns.] Comment
  SEINET10756767  Helianthella californica subsp. nevadensis Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-5 LeDoux 1085 Plumas Collected 2.2 mi. from jct. of Hwy. 89 and 70. Comment
  UC1069446  Helianthella californica subsp. nevadensis G. T. Nordstrom 1934-7-3 181 Plumas 3/4 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC314788  Helianthella californica var. nevadensis Anna Head 1920-7-29 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC305359  Helianthus annuus John Thomas Howell 1961-9-23 36818 Plumas Greenville 1088 Comment
  CAS-BOT-BC315025  Hemizonella minima Lewis S. Rose 1963-6-3 63096 Plumas Butterfly Valley 2 mi. sw of Keddie 1188 Comment
  SEINET11197285 Image available Hemizonella minima A. A. Heller, P. B. Kennedy 1907-7-3 8697 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC315022  Hemizonella minima M. Lavin 1982-6-19 4141 Plumas 4 miles up Gold Lake Road from Graeagle, Sierra Buttes country, Sierra Nevada 1706 Comment
  UC480996  Hemizonella minima H. M. Hall 1912-6-29 9290 Plumas Spanish Peak 2133 Comment
  CHSC100339  Heracleum lanatum Lowell Ahart 2008-7-16 15078 Plumas Forest floor, in a small seep, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC689  Hesperochiron californicus V. Holt 1935-6-1 Plumas Chilcoot 1524 Comment
  SEINET5499811  Hesperochiron californicus T. Ramelli 1948-4-25 10 Plumas 5 miles west of Vinton 1524 Comment
  CHSC690  Hesperochiron pumilus 1932-5-29 Plumas Almanor meadows. 1432 Comment
  RSA114443  Hesperochiron pumilus E. K. Balls, Lee W. Lenz 1955-5-14 20718 Plumas 8.6 mi N of Canyon dam, on road from Greenville to Lake Almanor. 1402 Comment
  JEPS103322  Heterocodon rariflorum Lowell Ahart 2002-7-2 9820 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
  CAS-BOT-BC310936  Heterotheca villosa var. minor H. M. Hall; E. B. Babcock 1903-7-1 4435 Plumas Sierra Nevada Mountains. Indian Valley 1097 Comment
  CHSC92965  Heterotheca villosa var. minor L. P. Janeway 2005-7-30 8502 Plumas Northern High Sierra Nevada. Southernmost end of Diamond Mountains about 4.5 km north of Beckwourth Pass; along Road 23N67 1.9 km from Road 24N88. 1725 Comment
  UC137005  Heuchera micrantha var. erubescens Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC316042  Hieracium scouleri Emily McPherson 1975-8-31 75- 74 -4 Plumas Above Gold Lake to Mt. Elwell in Lakes Basin, Sierra Nevada 1981 Comment
  CHSC69414  Hieracium scouleri var. scouleri Lowell Ahart 1997-8-28 7873 Plumas On the retaining wall, on the south side of the dirt road, just west of Hopkins Creek, about 1 mile east of the Bunker Hill Mine. 1706 Comment
  CAS-BOT-BC459652  Holodiscus John Thomas Howell 1977-8-11 52683 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir Comment
  SEINET3156770  Holodiscus boursieri E. K. Balls 1950-9-1 15583 Plumas Long Lake, above E shore toward Mt. Elwell 2103 Comment
  CAS-BOT-BC150020  Holodiscus discolor var. discolor John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2180 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC284651  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell; Gordon H. True 1969-6-23 45833 Plumas On Middle Fork of Feather River at Nelson Point 1249 Comment
  CAS-BOT-BC284731  Hordeum jubatum Fred Sommers; Greg Sommers 1976-6-24 131 Plumas Sierra Valley Marsh, along Marble Lane 1487 Comment
  CHSC97059  Hordeum jubatum Lowell Ahart; Josephine Guardino 2007-7-20 14326 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  SEINET10507465  Hordeum jubatum Mary Susan Taylor 1982-8-9 Taylor 4959 Plumas T27N R8E nw/nw sec 28. Almanor NE quad. N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 4500 ft. 1372 Comment
  CHSC35281  Horkelia fusca subsp. parviflora M. S. Taylor; M. Foster 1981-6-10 3887 Plumas In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi n of Genessee-Beckwourth Rd, ca. 11 air mi nw of Beckwourth. 1676 Comment
  CHSC48851  Horkelia fusca subsp. tenella Vernon Oswald 1984-7-12 1573 Plumas S side of Lotts Lake. 1975 Comment
  UC114274  Horkelia fusca subsp. tenella Mrs. R. M. Austin Aug 1896 388 Plumas Warner Valley Comment
  CAS-BOT-BC514267  Horkelia fusca var. pseudocapitata David D. Keck; A. Gustafsson 1938-8-9 4904 Plumas 3 mi S of Beckwith, Sierra Valley, on road to Loyalton 1490 Comment
  UC473554  Horkelia tridentata subsp. tridentata L. S. Rose 1931-4-14 Plumas Woodleaf Comment
  CAS-BOT-BC538238  Horkelia tridentata var. flavescens Elmer I. Applegate 1934-5-3 8899 Plumas Near and south of Mohawk Comment
  CAS-BOT-BC536282  Horkelia tridentata var. tridentata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1483 Plumas Trestle Glen, Butterfly Botanical Area and Vicinity 1112 Comment
  CAS-BOT-BC536285  Horkelia tridentata var. tridentata Lewis S. Rose 1967-6-19 67110 Plumas Butterfly Valley, ca. 3 miles west of Keddie 1036 Comment
  CHSC95210  Hosackia crassifolia var. crassifolia R. D. Fischer 2005-7-4 812 Plumas Butt Valley Reservoir. Sierra Nevada high, along the north side road of Butt Valley Reservoir, near eastern end of lake. 1341 Comment
  UCD169660  Hosackia crassifolia var. crassifolia Lowell Ahart; John Dittes 2009-7-13 16044 Plumas About 3 miles (air) southwest of Lake Almanor Reservoir Dam, about 2.0 miles (air) north of Butt Valley Reservoir Dam, on the west side of Forest Service Road 27N98. headwater of Clear Creek. 1476 Comment
  JEPS3241  Hydrophyllum capitatum var. alpinum John Warren Duffield 1937-5-29 Plumas below U.C. Summer Forestry School (Schneider Creek); Schneider Creek Comment
  CHSC54324  Hydrophyllum occidentale Vernon H. Oswald; Lowell Ahart 1991-6-18 4687 Plumas Forest Road 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
  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
  CHSC103150  Hypericum anagalloides Lowell Ahart; John Dittes 2009-9-7 16382 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  RSA0089046  Hypericum anagalloides Bonnie C. Templeton 1968-6-8 11238 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  UCD107450  Hypericum anagalloides Tim Kuhn 2006-6-30 22 Plumas north of Lake Davis at Old House Meadow. Comment
  CHSC91903  Hypericum formosum var. scouleri Lowell Ahart; Josephine Guardino 2005-8-10 12313 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  SBBG33146  Hypericum formosum var. scouleri K. K. Muller 1963-8-17 1243 Plumas Darlingtonia bog on rd to Butterfly Valley, off State Hwy 89 Comment
  UCR123374  Hypericum perforatum George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6881 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  SEINET10472139  Hypericum scouleri Mary Susan Taylor 1982-8-4 Taylor 4919 Plumas T25N R10E nw/se sec 23. Greenville SE quad. ALong spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 6200 ft. 1890 Comment
  CAS-BOT-BC88620  Idahoa scapigera Mrs. Ellwood Cooper s.n. Plumas Sierra Valley. Comment
  JEPS48501  Ipomopsis aggregata subsp. bridgesii Esther C. Fritz 1933-7-15 Plumas along rd, summit, and lower slopes Spanish Peak 2133 Comment
  RSA59327  Ipomopsis aggregata subsp. formosissima E. K. Balls 1950-9-9 15773 Plumas 1.5 mi. along trail from Lakes Center Public Campground to Long Lake outlet 2073 Comment
  RSA59455  Ipomopsis aggregata subsp. formosissima E. K. Balls 1950-9-2 15655 Plumas south slope below Mt. Ingalls Lookout, area north of Grizzly Valley 2439 Comment
  CHSC54858  Isoetes bolanderi Vernon H. Oswald 1991-8-23 4846 Plumas Road to Juniper Lake Campground, 1.8 miles north of the park boundary. Lassen Volcanic National Park. 2072 Comment
  SBBG122676  Iva axillaris J. Dittes, L. Ahart 2003-8-8 2003 -86 Plumas NW edge of Sierra Valley, ca. 0.9 air-mi N of Dyson Lane, E edge of Beckwourth-Calpine Rd (A23) 1488 Comment
  SEINET11259903 Image available Iva axillaris W. Harnach, N. Harnach 2000-8-23 988 Plumas Sierra Valley. 1.25 miles south of Dyson Lane on Co. Road A-24 1490 Comment
  CAS-BOT-BC205653  Ivesia aperta James R. Shevock 1985-7-6 11315 Plumas Northern Sierra Nevada. Sierra Valley. Along California highway 49, 0.2 mile north of Plumas-Sierra County line and about 2.5 miles north of Loyalton 1600 Comment
  CHSC91738  Ivesia aperta var. aperta G. D. Barbe; T. C. Fuller 1982-6-17 3837 Plumas Northern California. Plumas National Forest. East shore Frenchman Lake; Crystal Fishing Access. At the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  UC1965420 Image available Ivesia aperta var. aperta A. A. Heller and P. B. Kennedy 1907-7-18 8882 Plumas Beckwith Comment
  JEPS112781  Ivesia baileyi var. baileyi Dean Wm. Taylor, Glenn L. Clifton 1990-6-25 11172 Plumas Little Last Chance Creek downstream ca. 0.6 miles from Frenchman Flat Reservoir Comment
  CAS-BOT-BC142393  Ivesia sericoleuca Ethel Crum 1937-8-6 1944 Plumas Sand flat one mile south-southwest of Beckwith, Sierra Valley Comment
  RSA789451  Ivesia sericoleuca James R. Shevock 1986-7-20 11737 Plumas Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth. 1650 Comment
  SEINET6333648  Juncus bufonius A. A. Heller, P. B. Kennedy 1907-7-3 8694 Plumas Red Clover Valley Comment
  JEPS114369  Juncus bufonius var. bufonius Lowell Ahart 2008-7-9 15064 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte 1689 Comment
  RSA59240  Juncus bufonius var. bufonius E. K. Balls 1950-8-31 15543 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  CHSC91917  Juncus dubius Lowell Ahart; Josephine Guardino 2005-8-10 12311 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CDA43014  Juncus effusus subsp. pacificus L. Ahart 2008-8-13 15159 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. Comment
  CHSC45603  Juncus ensifolius Dean W. Taylor 1976-7-9 6182 Plumas About 1 mile north of Humboldt Summit. 1798 Comment
  CHSC56896  Juncus ensifolius L. P. Janeway 1991-8-4 4122 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass; 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  RSA60135  Juncus ensifolius E. K. Balls 1950-9-5 15680 Plumas Thompson Creek, main trail off La Porte road, turn off highway 24, east of Quincy. 1524 Comment
  RSA95515  Juncus ensifolius J. T. Howell 1951-8-20 28199 Plumas Indian Valley. 1067 Comment
  CHSC108107  Juncus exiguus Lowell Ahart 2011-9-17 17667 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CDA17246  Juncus howellii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16273 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  JEPS114890  Juncus howellii Lowell Ahart 2008-9-10 15367 Plumas On the west bank of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  CHSC91696  Juncus longistylis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3061 Plumas Sierra Nevada Foothills. 10.6 mi ne of La Porte on La Porte-Quincy Rd; 8.3 mi ne of junction, Little Grass Valley Reservoir Rd, headwaters of South Fork Feather River. 1889 Comment
  JEPS114940  Juncus macrandrus Lowell Ahart 2008-8-14 15213 Plumas Meadow (swamp, bog), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 41/2 miles (air) north of La Porte 1597 Comment
  CHSC63485  Juncus nevadensis Lowell Ahart 1994-7-28 7534 Plumas On the sides of a small stream, northeast of Frenchman Hill, southwest of Bucks Lake. 1706 Comment
  CHSC65523  Juncus nevadensis L. P. Janeway 1995-9-18 4931 Plumas 0.8 mi southeast of the southern tip of Crocker Mountain; at spring along Road 24N06 about halfway between Crocker Meadow and Big Grizzly Creek. 1865 Comment
  CHSC97804  Juncus nevadensis var. nevadensis L. P. Janeway 2007-8-13 9182 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain; near Road 23N69; head of Frazier Creek. Southwest-facing slope of generally open weathered serpentine. At and around a small spring. 1774 Comment
  JEPS113837  Juncus nevadensis var. nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14482 Plumas About 10 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis 1773 Comment
  CHSC21682  Juncus occidentalis D. Brink; L. Mayer 1975-8-2 Plumas Buck's Lake. Comment
  CHSC92114  Juncus occidentalis Lowell Ahart; John Dittes 2005-9-19 12399 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  RSA716591  Juncus occidentalis L. Ahart, John Dittes 2005-9-19 12399 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  CDA43016  Juncus orthophyllus L. Ahart 2008-8-13 15162 Plumas East of La Porte Road, on the east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. Comment
  CHSC33921  Juncus orthophyllus J. D. Jokerst; R. A. Schlising 1981-8-2 1454 Plumas Ca. 1/4 mi N of Butte Co. line, 1.0 mi E of Humboldt Peak, along drainage which becomes Scotts John Cr. 1981 Comment
  CHSC52561  Juncus orthophyllus L. P. Janeway 1989-6-28 3409 Plumas Plumas National Forest. SW-facing slopes above Mapes Cyn; ca 0.2 mi NE of Beckwourth-Genesee Rd (rd 111) 4.0 mi N of Beckwourth. 1722 Comment
  JEPS114913  Juncus orthophyllus Lowell Ahart 2008-7-9 15056 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte 1645 Comment
  CHSC113840  Juncus tenuis Lowell Ahart 2014-9-9 19852 Plumas Below the high water line, high west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  JEPS115979  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 -B Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC85335  Juniperus occidentalis H. E. Brown 1897-8-1 503 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC85337  Juniperus occidentalis Pierson Durbrow 1918-7-1 s.n. Plumas Gray Eagle Canyon [Canon] Comment
  SEINET10958674  Juniperus occidentalis H. E. Brown 1897-8-1 Brown 503 Plumas Collected near Lassen Buttes. 1800 Comment
  HSC83402  Kalmia polifolia Lynn J. Gillespie 1982-5-23 Plumas ca. 3.5 mi, NE of Spanish Ranch, ca. 100 mi. N of Snake Lake 1220 Comment
Read comments
Mar 30 2016
  NY790354  Keckiella lemmonii R. M. Austin 08 1879 s.n. Plumas Dutch Hill Comment
  SFV17479  Keckiella lemmonii P. Wilson 1998-7-18 3536 Plumas Sierra Nevada Highway 89 between Indian Falls and Crescent Mills. 1100 Comment
  CHSC84371  Kelloggia galioides Lowell Ahart 2003-9-7 10560 Plumas On the east side of the dirt road, about 50 yards southeast of the Pacific Crest Trail, on Bunker Hill Ridge, about 1 mile (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. 2038 Comment
  UC384667  Kelloggia galioides E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CAS-BOT-BC340355  Kyhosia bolanderi Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville 1097 Comment
  CHSC102657  Kyhosia bolanderi Lowell Ahart; John Dittes 2009-8-28 16352 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
  CHSC21292  Kyhosia bolanderi F. T. Griggs; A. Pass 1975-8-2 291 Plumas Buck's Lake. Comment
  CHSC75907  Kyhosia bolanderi G. F. Hrusa 1996-8-2 13431 Plumas Sierra Nevada. At SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Trib. of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1850 Comment
  JEPS40362  Kyhosia bolanderi John Thomas Howell 1926-7-31 Plumas near Prattville 1463 Comment
  CAS-BOT-BC340346  Kyhosia bolanderi F. Cayot; Jardine; Hatton 1914-9-17 20 Plumas Plumas National Forest 1828 Comment
  CAS-BOT-BC340352  Kyhosia bolanderi John Thomas Howell 1960-7-23 35940 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC340601  Lactuca serriola John Thomas Howell 1961-9-22 36813 Plumas Greenville 1088 Comment
  RSA59119  Lagophylla ramosissima E. K. Balls 1950-8-31 15523 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  UC54060  Lagophylla ramosissima H. M. Hall and E. B. Babcock 1903-7-1 4431 Plumas Indian Valley Sierra Nevada Mountains 1097 Comment
  SBBG119867  Lagophylla ramosissima L. Ahart, J. Dittes 2003-8-8 10480 Plumas W side of Beckwourth Calpine Rd, ca. 50 yds N of Western Pacific Railroad, ca. 0.5 air mi SW of Beckwourth; Sierra Valley; T23N R14E S26 SW/4 1478 Comment
  JEPS107472  Lasthenia glabrata subsp. glabrata Lowell Ahart, John Dittes 2005-6-1 11843 Plumas On the bottom and sides of deep drain ditches, on both sides of Highway 70, east of the Plumas County Airport, about 3 miles east of Beckwourth 1412 Comment
  CAS-BOT-BC205060  Lathyrus sulphureus Alice Eastwood 1927-6-11 14458 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  RSA212177  Ledum glandulosum L. S. Rose 1969-6-24 69052 Plumas Butterfly Valley, 5 mi. west of Keddie Comment
  SD7724  Ledum glandulosum Mrs. R. M. Austin 1870-1 Plumas Butterfly Valley Comment
  CAS-BOT-BC274337  Leersia oryzoides John Thomas Howell 1959-9-21 34762 Plumas Bars of N. Fork Feather River near Belden 701 Comment
  UC1101283  Lemna minuscula Malcolm A. Nobs, S. Galen Smith 1949-8-19 1421 Plumas 2 mi s of Greenville (Indian Valley); Indian Valley Comment
  CHSC103126  Lemna minuta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16118 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
  CHSC87864  Lemna trisulca Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11067 Plumas In a very small stream, in a large meadow, on the south side of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote. 1796 Comment
  CAS-BOT-BC534905  Lemna turionifera Robert J. Weatherby 1950-7-28 1486 Plumas Bridge over Indian Creek, road to Taylorville 1066 Comment
  CHSC20782  Lepidium campestre K. R. Stern 1975-7-24 5853 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC60074  Lepidium campestre L. P. Janeway 1992-7-1 4247 Plumas Plumas National Forest. Pasture flat between Middle Fork Feather River and Mohawk Ranger Station, just west of Bonta Creek. 1325 Comment
  JEPS106016  Lepidium campestre Lowell Ahart, Josephine Guardino 2004-5-24 10949 Plumas Old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1208 Comment
  RSA726444  Lepidium campestre L. Ahart, John Dittes 2007-6-17 14161 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  SD46550  Lepidium campestre Robert J. Weatherby 1950-7-7 1444 Plumas Forestry Headquarters, Quincy 1064 Comment
  CAS-BOT-BC88842  Lepidium campestre L. P. Janeway 1992-7-1 4247 Plumas Plumas National Forest. Beckwourth Ranger District. Jackson Compartment. 1325 Comment
  SEINET10448347  Lepidium campestre Mary Susan Taylor 1974-5-18 Taylor 247 Plumas Vicinity of Tobin and Butterfly Valley, Hwy 70. Comment
  UCD20965  Lepidium draba E. Bortiri 2002-6-21 WFC 13 Plumas Rocky Point East, Ramelli Ranch , near Portola, Plumas Co. Comment
  CAS-BOT-BC60093  Lepidium virginicum var. menziesii John Thomas Howell 1966-7-29 42024 Plumas Sierra Nevada. Quincy. 1036 Comment
  SEINET10496777  Leptodactylon pungens subsp. pulchriflorum Mary Susan Taylor 1982-6-28 Taylor 4765 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
  POM147142  Leptosiphon bicolor Alice Eastwood 1927-06 14664 Plumas Long Valley. United States Forest Reserve. Comment
  RSA164301  Leptosiphon ciliatus Clare B. Hardham 1961-6-17 7510 Plumas South of Susanville 1677 Comment
  SEINET10546607  Leucophysalis nana Mary Susan Taylor 1982-6-12 Taylor 4645 Plumas T28N R8E nw/se sec 4. Chester quad. Meadow on n side of Hwy 36, ca. 1 mi w of Plumas-Lassen county line, e of Chester. 5000 ft. 1524 Comment
  CAS-BOT-BC59604  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Slopes of Mt. Elwell, Lakes Basin Area. 2225 Comment
  RSA121947  Leucothoe davisiae G. T. Nordstrom 1934-7-3 183 Plumas 2 miles northwest of Mount Ararat. 1616 Comment
  SEINET7270543  Leucothoe davisiae M. J. Williams, E. McPherson 1974-8-5 74 -P-3 Plumas Lake's Basin, near Silver Lake 2035 Comment
  UC125622  Leucothoe davisiae R. M. A. Sept 1896 448 Plumas n of Tumey Comment
  CAS-BOT-BC233816  Lewisia cantelovii M. S. Taylor 1981-8-20 4233 Plumas South side of Caribou Road, 0.1 mile north of its jct with Hwy. 70, ca. 1.5 miles northeast of Belden 731 Comment
  CAS-BOT-BC229484  Lewisia kelloggii Margaret Williams; Emily McPherson 1974-8-5 74 -P-14 Plumas West shoulder of Mt. Elwell. Trail to Mt. Elwell, Lakes Basin 2194 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
  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-BC444178  Lewisia nevadensis John Thomas Howell; H. Keith Wagnon 1980-5-27 53625 Plumas About 1.5 miles northwest of Almanor (near intersection of Highway 89 and Humboldt Road) 1389 Comment
  CAS-BOT-BC444570  Lewisia triphylla W. W. Wagner 1919-6-29 291 Plumas Squirrel Creek, vicinity of Quincy 1828 Comment
  UCD65625  Leymus triticoides A. A. Beetle 1941-6-28 2793 Plumas 5 miles W of Chester. 1524 Comment
  SEINET10531229  Libocedrus decurrens Bonnie C. Templeton 1967-4-23 Templeton 10746 Plumas National forest near Quincy. Mtn slope. Assoc. with sugar pine, ponderosa, white fir. Comment
  CAS-BOT-BC509316  Lilium kelleyanum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2157 Plumas Beargrass glade 1127 Comment
  CAS-BOT-BC509343  Lilium kelleyanum Anna Head 1920-7-23 s.n. Plumas Near Green Lake 1920 Comment
  SEINET3887242  Lilium pardalinum D. W. McNeal 1990-7-25 3844 Plumas Forest beside the Rd. to the Mills Ok. Lookout (Church Meadows Rd.), 0.5 mi. e. of the jct. of Gold Lake Rd.; 0 Comment
  CDA14678  Lilium pardalinum subsp. shastense G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3122 Plumas 2.65 miles west of Round Valley Reservoir dam. 1569 Comment
  CAS-BOT-BC133079  Lilium washingtonianum subsp. washingtonianum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2158 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC133083  Lilium washingtonianum subsp. washingtonianum Pierson Durbrow 1918-7-1 s.n. Plumas Gray Eagle [Canon] Canyon Comment
  CHSC102676  Limosella acaulis Lowell Ahart; John Dittes 2009-9-7 16402 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC97565  Limosella acaulis Lowell Ahart; John Dittes 2007-6-17 14178 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
  JEPS115520  Limosella acaulis Lowell Ahart, John Dittes 2009-9-7 16402 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  SEINET10548794  Limosella aquatica Mary Susan Taylor 1982-9-7 Taylor 5107 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  UC485788  Linanthus ciliatus H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC97024  Linanthus pungens Susan Bazell; Gerry Ingco 2007-6-9 54 Plumas Along Caribou Fisherman's Trail which begins at far side of power plant in old town of Caribou at end of Caribou Rd, off Hwy 70. 944 Comment
  UC1594654  Linaria vulgaris Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson and Tyleasi Martin 1992-8-20 5169 Plumas on n edge of La Porte, Quincy-La Porte Road La Porte; , Quincy-La Porte Road 1514 Comment
  CHSC62611  Listera convallarioides B. Castro; R. A. Schlising 1987-7-21 165 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at lower edge of a spring on unnamed E-trending tributary to Mohawk Ck. 1600 Comment
  CAS-BOT-BC36163  Lithocarpus densiflorus var. densiflorus Hatton; Cayot 1914-9-12 98 Plumas Cascade valley 1219 Comment
  CAS-BOT-BC435468  Lithophragma glabrum L. P. Janeway 1991-5-29 3975 Plumas Crocker Mtn. quad. North-facing slope in small valley on northwest side of Red Clover Valley and just over a low pass southeast of Poco Creek. 1722 Comment
  SEINET6032564  Lithophragma parviflorum P. A. Lehenbauer 1926-5-31 1570 Plumas Plumas State Park Comment
  UC106212  Lomatium dasycarpum subsp. tomentosum Mrs. R. M. Austin June 1883 412 e Plumas Big Meadows Comment
  CHSC42611  Lomatium dissectum var. multifidum Vernon Oswald 1986-6-2 2079 Plumas Rd. A-15, 5.2 mi sw of Hwy 70 at Portola. 1524 Comment
  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
  CHSC72419  Lomatium foeniculaceum subsp. macdougalii L. P. Janeway 1998-6-24 5668 Plumas North side of Last Chance Creek just northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  CHSC72420  Lomatium macrocarpum L. P. Janeway 1998-6-2 5622 Plumas Squaw Valley; northeast side of Road 28N01 0.6 mi northwest of Road 26N70 ('Four Corners'). 1705 Comment
  UC337569  Lomatium macrocarpum unknown Plumas Mohawk Valley Comment
  UC1143022  Lomatium nevadense var. nevadense E. Sawyer 1935-6-4 67 Plumas 7 3/4 mi. n.-n.e. Sattley; Sierraville Quad. Comment
  UC54310  Lomatium nudicaule H. M. Hall and E. B. Babcock July, 1903 4441 Plumas Sierra Nevada Mts., Genesee Valley 1097 Comment
  RSA29664  Lomatium nudicaule Joseph A. Ewan 1934-7-18 8572 Plumas Middle Fork, Feather River at Portola Comment
  SEINET11121449  Lomatium piperi C. Tanner 1999-1 s.n. Plumas Portola, area bounded by alley on N, Quincy Street on S, Willow Street on E, Rock Street on W, on SE edge of this area. 1484 Comment
  CHSC72417  Lomatium plummerae L. P. Janeway 1998-6-2 5623 Plumas Squaw Valley; northeast side of Road 28N01 0.6 mi northwest of Road 26N70('Four Corners'). 1705 Comment
  SEINET7880166 Image available Lomatium plummerae E. Sawyer 1935-1 9 Plumas 3 1/2 miles ESE of Beckwith Sec. 13 T.22N., R.14E. Comment
  CHSC108466  Lonicera conjugialis Lowell Ahart 2011-9-17 17625 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  RSA59420  Lonicera involucrata E. K. Balls 1950-9-7 15701 Plumas Lakes Center Public Campground. Comment
  CHSC100314  Lonicera involucrata var. involucrata Lowell Ahart 2008-7-16 15103 Plumas Along a stream in a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  UC1586414  Lotus crassifolius Vernon H. Oswald and Lowell Ahart 1991-6-18 4679 Plumas ca 4 mi air n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd)) 1609 Comment
  SEINET10451963  Lotus crassifolius Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4666 Plumas T25N R11E sw sec 7. Greenville quad. N side of Genesee Valley Rd (112), ca. 2 mi w of Genesee. Dry forest. 3700 ft. 1128 Comment
  RSA755329  Lotus crassifolius var. crassifolius L. Ahart 2009-7-13 16044 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
  JEPS48701  Lotus incanus Leland S. Smith 1925-4-20 1554 Plumas Grizzley Ridge Tahoe National Forest 975 Comment
  CDA14763  Lotus nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3337 Plumas Indian Creek Bridge 0.1 mile northwest of junction with road to Antelope Lake dam. 1584 Comment
  RSA71069  Lotus nevadensis L. S. Rose 1951-6-24 51068 Plumas 9 mi. east of Quincy. 1220 Comment
  JEPS88487  Lotus purshianus var. purshianus Vernon H. Oswald and Lowell Ahart 1996-7-15 8030 Plumas E side of arm of lake extending N from Hwy 36 causeway, S of point where road to Last Chance Campground (28N11) begins to parallel lake Lake Almanor; High Cascade Range 1371 Comment
  RSA769812  Lotus purshianus var. purshianus L. Ahart 2008-9-10 15381 Plumas Sides of Onion Valley Creek, in northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9.5 air miles northeast of La Porte. 1917 Comment
  RSA666088  Lunaria annua Rudolf Schmid 2002-4-12 2002 -2 Plumas Belden (Hwy 70). 718 Comment
  SD254614  Lupinus adsurgens Daisie Huang 2006-8-11 6081106 Plumas Quincy-La Porte Rd. 1257 Comment
  UCR274624  Lupinus adsurgens Daisie Huang 2006-8-11 60811- 04 Plumas Rattlesnake Creek, north of Hwy 70 1284 Comment
  RSA715532  Lupinus albicaulis var. albicaulis John Dittes 2005-6-23 1182 Plumas East edge of Indian Valley; ca. 2.7 air-miles east x northeast of Crescent Mills, ca. 2.5 air-miles north x northwest of Taylorsville, ca. 1.4 air-miles west of Keddie Point, near intersection of County Road 112 and County Road 206. Comment
  UCD105748  Lupinus angustiflorus Donald Myrick 1964-7-22 904 Plumas on Drakesbad-Mineral Road. 1524 Comment
  CHSC52423  Lupinus arbustus L. P. Janeway 1990-7-12 3794 A Plumas Plumas National Forest. Top of small peak along Eureka Ridge ca 0.8 mi south of the head of Bear Creek. 2148 Comment
  UC972201  Lupinus arbustus Milo S. Baker 1952-5-24 12440 Plumas Hwy 89 in canyon above Pine Valley; in canyon above Pine Valley 944 Comment
  RSA11955  Lupinus arbustus subsp. silvicola Elmer I. Applegate 1929-6-21 5781 Plumas Between Kellys Camp and Drakesbad, Warner Valley, Mt. Lassen region. Comment
  CHSC910  Lupinus argenteus var. heteranthus D. Crummett 1937-5-14 Plumas Near Quincy. 1036 Comment
  CHSC60090  Lupinus argenteus var. meionanthus L. P. Janeway 1990-7-20 3808 Plumas Plumas National Forest. Along Lake Davis Rd 1.4 mi NW of Hwy 70 and Portola. 1524 Comment
  CHSC92277  Lupinus argenteus var. meionanthus John Dittes 2005-7-11 1211 Plumas Northern High Sierra Nevada Range; Drainage of Smith Creek; ca. 12.7 air-miles north x northeast of Taylorsville, ca. 5.3 air-miles southwest of Diamond Mountain, ca. 4.6 air-miles southeast of Indicator Peak; southwest-facing slope on north side of Smith Creek, ca. 0.5 mile northeast of confluence of Smith Creek and East Branch Lights Creek, upslope (north) of FS Road 28N03. 1498 Comment
  SEINET7062841 Image available Lupinus bicolor A. G. Vestal 1947-3-28 s.n. Plumas Warner Valley South West. UTM 10, 643001mE, 4468076mN.(WGS84/NAD83). 1521 Comment
  CAS-BOT-BC196671  Lupinus breweri var. breweri Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CHSC92280  Lupinus breweri var. breweri John Dittes 2005-7-2 1190 Plumas Northern High Sierra Nevada Range; Drainage of Smith Creek; ca. 12.5 air-miles north x northeast of Taylorsville, ca. 5.5 air-miles southwest of Diamond Mountain, ca. 4.7 air-miles southeast of Indicator Peak; west-facing slope above (south of) Smith Creek, ca. 0.4 mile east of confluence with East Branch Lights Creek, ca. 0.2 mile south of FS Road 28N03. 1474 Comment
  UCR26891  Lupinus caudatus E. C. Nord, B. W. Parkinson 1958-7-2 N- 87 Plumas Plumas National Forest, 0.5 mi SE of Meadow View [USFS] Guard Station 1982 Comment
  SEINET10841140  Lupinus caudatus Mary Susan Taylor 1982-9-13 Taylor 5126 Plumas T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft. 1487 Comment
  SEINET10841141  Lupinus caudatus Mary Susan Taylor 1982-8-19 Taylor 5025 Plumas T26N R14E ne/ne sec. 14. Ferris Creek quad. Along Fitch Canyon Rd, ca. 1 mi sw of its jct with Milford-Beckwourth Rd, ca. 4 mi s of Milford. Jeffrey Pine Forest; 6000 ft. Dry sandy soil. 1829 Comment
  CAS-BOT-BC215360  Lupinus dalesiae M. S. Taylor 1982-5-26 4532 Plumas S side of Fells Creek Road (23N22), 1.9 miles W of Lee Summit on Highway 70, ca. 1 air mile S of Spring Garden 1463 Comment
  CAS-BOT-BC215418  Lupinus dalesiae John Thomas Howell; R. C. Barneby 1954-5-14 29561 Plumas 11 miles NW of Blairsden Comment
  CHSC35912  Lupinus dalesiae M. S. Taylor 1982-6-17 4689 Plumas S side of 23N44Y, 0.2-0.3 mi w of its jct with Bell Bar Creek Rd (23N50Y), ca. 2 air mi sw of Sloat. 1493 Comment
  CHSC36859  Lupinus dalesiae M. S. Taylor 1982-7-12 4818 Plumas Along Eureka Peak Rd, ca. 1.5 mi s of McRae Meadows turnoff, ca. 6 air mi w of Mohawk. 2164 Comment
  CHSC87646  Lupinus dalesiae Lowell Ahart; Josephine Guardino 2004-5-24 10950 Plumas Old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1208 Comment
  JEPS114511  Lupinus dalesiae Lowell Ahart 2008-6-5 14810 Plumas Steep west bank of the South Fork of the Feather River, about 1/8 mile southwest of the Feather Fork Mine, about 1 1/3 miles northeast of Little Grass Valley Reservoir 1645 Comment
  RSA71299  Lupinus dalesiae L. S. Rose 1951-6-28 s.n. Plumas Above Eureka Lake, north of Johnsville 2073 Comment
  UC1502136  Lupinus dalesiae M. S. Taylor 1982-6-2 4597 Plumas along 23N11 on loop through Cogswell Ravine (3.2 mi ne of Jackson Creek Campground, ca 5 air mi n of Mohawk); Johnsville Quad., Cogswell Ravine 1737 Comment
  UC640271  Lupinus dalesiae H. and M. Dearing 1939-5-9 3222 Plumas near Quincy; near Quincy 609 Comment
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Mar 27 2007
  SEINET10490349  Lupinus grayi Mary Susan Taylor 1981-5-10 Taylor 3662 Plumas N side of Genesee Valley Rd, ca 4 mi W of Genesee. 1097 Comment
  RSA0076002  Lupinus lepidus Daisie Huang 2006-8-11 06081107 Plumas Hwy 89, just past the Lake Almanor spillway. 1381 Comment
  UC149982  Lupinus lepidus var. confertus Katharine Brandegee 1911-7-30 Plumas Portola Comment
  CHSC37516  Lupinus lepidus var. lobbii M. S. Taylor 1982-6-1 4578 Plumas Openings on n side of spur rd (27N39), off 26N18, Long Valley Mine area, ca. 4 air mi w of Greeneville. 1524 Comment
  CHSC113878  Lupinus lepidus var. sellulus Lowell Ahart 2014-8-26 19786 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
  CHSC66761  Lupinus lepidus var. sellulus Vernon H. Oswald; Lowell Ahart 1996-8-14 8179 Plumas Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground. 1615 Comment
  RSA0018282  Lupinus nanus Joan Stewart 2000-06 1043 Plumas Plumas National Forest Comment
  UC170932  Lupinus obtusilobus H. M. Hall 1912-7-13 9351 Plumas back Jameson Lake (gravelly summits on line of Plumas and Sierra Counties); Sierra Nevada Mountains, (back of Jameson Lake) Comment
  SEINET10940182  Lupinus obtusilobus Taylor 1982-8-11 Taylor 4966 Plumas T.21n, r.11e, sec.3, se 1/4. Sierra city nw quad. Corolla blue. On edge Between florentine canyon and spencer lakes, ca 5 mi sw of johnsonville. With Castilleja applegatei fragilis, wyethia mollis. 2134 Comment
  CHSC87620  Lupinus onustus Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10952 Plumas On the east side of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1230 Comment
  SEINET10488892  Lupinus sellulus John Thomas Howell 1955-7-19 Howell 30811 Plumas Vinton, California. 1509 Comment
  CHSC100056  Luzula comosa var. laxa Lowell Ahart 2008-7-16 15077 Plumas Edge of a seep, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  JEPS103523  Luzula comosa var. laxa Lowell Ahart 2002-6-26 9783 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  JEPS95400  Luzula comosa var. laxa Lowell Ahart 1994-6-12 7319 Plumas Near Cedar Flat, on the west side of Faggs Mine Road, south-west of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake 1706 Comment
  CAS-BOT-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
  SEINET260550  Luzula parviflora M. Cutler, J Cutler 1992-6-11 Plumas Plumas National Forest ; Approx 0.5 mi S of Quincy; Boyle Ravine 1097 Comment
  RSA500422  Lycopus uniflorus Vernon H. Oswald 1989-8-3 3917 Plumas Willow lake located SE of Drakesbad, just s of the boundary of Lassen Volcanic Nat l Park. 1677 Comment
  CHSC100365  Lythrum portula Lowell Ahart 2008-9-10 15392 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte. 1537 Comment
  JEPS121887  Lythrum portula Lowell Ahart 2014-11-16 19888 Plumas About 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  CDA13968  Madia bolanderi G. F. Hrusa 1996-8-2 13431 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, Approx. 1 mi. NW of Argentine Rock. 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
  SEINET11601351 Image available Madia elegans A. A. Heller, P. B. Kennedy 1907-7-13 s.n. Plumas Taylorsville. Comment
  CDA14658  Madia exigua G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3095 Plumas 1.8 miles north of Lawrence Street on Highway 70/89, Quincy. 1066 Comment
  RSA169399  Madia exigua L. S. Rose 1963-6-5 63138 Plumas East Branch, North Fork of Feather River, 0.5 miles north of Rich Bar. 823 Comment
  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
  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
  CHSC75462  Madia glomerata G. F. Hrusa; T. D. Wilfred 1996-8-1 13453 Plumas Sierra Nevada. Meadow immed. E of Brady's Camp. Pine Creek Valley, 1/2 mi. NE Argentine Rock. 2125 Comment
  JEPS107877  Madia glomerata Lowell Ahart, John 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 1989 Comment
  UC89434  Madia glomerata Mrs. R. M. Austin July 1888 Plumas Big Meadows Comment
  CAS-BOT-BC343281  Madia gracilis John Thomas Howell; Gordon H. True 1967-7-9 43273 Plumas Meadow at Quincy 1036 Comment
  CDA13413  Madia gracilis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13262 Plumas Sierra Nevada; Vicinity of headwaters of Bull Run Creek off USFS 23N12E. Comment
  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
  JEPS113596  Madia gracilis Lowell Ahart, Josephine Guardino 2007-7-20 14313 Plumas North of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  JEPS29575  Madia gracilis John Thomas Howell 1960-7-18 35584 Plumas Drakesbad Lassen Volcanic National Park 1676 Comment
  SEINET10474809  Madia gracilis Mary Susan Taylor 1981-9-14 Taylor 4276 Plumas California: T26N R8E se1/4 sec 13. Almanor SE quad. Around the ponds, headwaters of Rush Creek, near its jct with Cow Creek, ca. 5 mi ESE of Green- ville. Plumas County. 5200 ft. 1585 Comment
  UC579274  Madia gracilis E. Sawyer 1935-6-27 178 Plumas 3.7 mi n Hawks (river w of Beckwith); Plumas National Forest, Sierraville Quadrangle, Middle Fork 1676 Comment
  JEPS103554  Madia minima Lowell Ahart 2002-7-2 9819 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
  CHSC118781  Malacothrix floccifera Chelsea Morgan; Wendy L. Boes 2015-7-15 2015 -010 Plumas Plumas National Forest. On ridge north of Silva Ravine, west of Forest Service road 26N25 (UTM 650958 E, 4438088N, NAD83 Zone10N). 1400 Comment
  JEPS29184  Malacothrix floccifera Lauramay T. Dempster 1961-6-15 1457 Plumas s of Graeagle; Graeagle Estates 1524 Comment
  UC1192367  Marsilea vestita subsp. vestita Malcolm A. Nobs and S. Galen Smith 1949-8-18 1354 Plumas s end Lake Almanor Comment
  CDA32017  Medicago lupulina L. Ahart, J. Dittes, J. Guardino 2009-7-29 16233 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  UCD107740  Medicago lupulina Robbins and Raynor 1943-6-1 s.n. Plumas Belden. Comment
  SEINET10452597  Medicago sativa Mary Susan Taylor 1982-8-27 Taylor 5048 Plumas T23N R16E se/nw sec 34. Chilcoot SW quad. SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. Roadside weedy area; 4900 ft. 1493 Comment
  CAS-BOT-BC269225  Melica aristata John Thomas Howell 1960-7-21 35823 Plumas Lassen Volcanic National Park. Near Terminal Geyser 1798 Comment
  CDA14038  Melica aristata G. F. Hrusa, T. D. Wilfred 1996-8-1 13410 Plumas Sierra Nevada; Forested, S-facing slopes, logged in past, ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  UC641649  Melica aristata G. L. Stebbins Jr. 1939-7-6 2909 Plumas 1.7 mi e Meadow Valley (on road to Quincy) 1097 Comment
  CAS-BOT-BC282080  Melica fugax John Thomas Howell 1975-6-16 51153 Plumas 2 miles NW of Spring Garden 1173 Comment
  CAS-BOT-BC282099  Melica fugax Hans Leschke 1954-7-3 s.n. Plumas Lassen Volcanic National Park. 0.25 mile SE of Boiling Springs Lake 1859 Comment
  CHSC41427  Melica fugax Lowell Ahart 1986-7-8 5346 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CHSC54333  Melica fugax Vernon H. Oswald; Lowell Ahart 1991-6-18 4691 Plumas Homer Lake, located ca. 5.5 miles (air) north of Greenville. On the northwest side of the lake. 1920 Comment
  SEINET10599384  Melica fugax Lowell Ahart 1986-7-8 Ahart 5347 Plumas On damp rocky soil, in an area of bare open serpentine, about 1 mile north-west of Pilot Peak, about 14 miles northeast of La Porte. Red Fir Forest. 1981 Comment
  CHSC102392  Mentha arvensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16121 Plumas Edge of a meadow or seep, about 20 yards north of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  HSC93316  Mentha canadensis Vernon H. Oswald, L. Ahart 1996-7-15 8035 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, 1.4 mi. S of Last Chance Campground, E from FS Rd. 29N11 1372 Comment
  UC1075664  Mentha spicata Robert J. Weatherby 1950-7-21 1475 Plumas East Quincy 1036 Comment
  RSA52915  Mentha spicata R. Weatherby 1950-7-21 1475 Plumas East Quincy. 1037 Comment
  CHSC115175  Mentzelia dispersa Lowell Ahart 2015-6-7 20212 Plumas About 80 yards west of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  CHSC20747  Mentzelia dispersa K. R. Stern 1975-7-25 5891 Plumas N shore of Lake Almanor, n of causeway. 1371 Comment
  SEINET5333284  Mentzelia laevicaulis W. Harnach, N. Harnach 1990-7-10 470 Plumas Sierra Valley, just west of the steel bridge on Marble Lane 1486 Comment
  UC1094007  Mentzelia montana Lewis S. Rose 1955-7-19 55139 Plumas Beckworth 1493 Comment
  RSA59412  Menyanthes trifoliata E. K. Balls 1950-9-8 15713 Plumas stream to west of Lakes Center Public Campground 2043 Comment
  UC1075692  Mertensia ciliata Robert J. Weatherby 1955-7-2 1579 Plumas upper end of Wilcox Valley 1798 Comment
  UCD13265  Micranthes californica Stephen Brown 1974-5-4 96 Plumas Plumas CO. Feather River Canyon, beside Rock Creek, 1 mile north of State Highway 70 and North Fork of Feather River, ca. 10 miles west of Bucks Lake. Elevation 1900 feet. 579 Comment
  CHSC91740  Micranthes nidifica G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-26 3359 Plumas Sierra Nevada. 0.25 mile northeast of Bucks Summit on Bucks Lake Road; hillside meadow at the head of Eagle Gulch. 1670 Comment
  SD8378  Micranthes oregana Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET10938127  Microseris Mary Susan Taylor 1981-9-14 Taylor 4275 Plumas California: T26N R8E se1/4 sec 13. Almanor SE quad. Around the ponds, headwaters of Rush Creek, near its jct with Cow Creek, ca. 5 mi ESE of Green- ville. Plumas County. 5200 ft. 1585 Comment
  RSA169384  Microseris lindleyi L. S. Rose 1963-6-5 63134 Plumas East Branch, North Fork of Feather River, 0.5 miles north of Rich Bar. 823 Comment
  CAS-BOT-BC349354  Microseris nutans Clarence R. Quick 1952-6-29 52 -73 Plumas Summit of road between Belden and Humbug Valley 1486 Comment
  CHSC43626  Microseris nutans Vernon Oswald 1986-6-6 2081 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  CAS-BOT-BC349340  Microseris nutans Anna Head 1920-8-4 s.n. Plumas Woods near Lake Center Camp, Feather River Region 1920 Comment
  SEINET3840876  Microseris nutans G. Douglas Barbe, Thomas C. Fuller 1982-6-15 3702 Plumas East -facing slope, 0.8 miles west of Junction on road to Red Hill Lookout and road to Cherry Hill (U.S.F.S Road # 26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest, Serpentine 1490 Comment
  CHSC97540  Microsteris gracilis Lowell Ahart; John Dittes 2007-6-16 14110 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC150225  Mimulus Clare B. Hardham 1961-6-15 7401 Plumas Graeagle Comment
  RSA59917  Mimulus breweri E. K. Balls 1950-9-15 15830 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  CDA19256  Mimulus guttatus G. D. Barbe, T. C. Fuller 1982-6-17 3856 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  SBBG21886  Mimulus guttatus D. Myrick 1964-7-20 884 Plumas near Willow Lake, S of Drakesbad 1981 Comment
  UCD122710  Mimulus guttatus J. M. Tucker 1948-7-25 1738 Plumas at mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. 1524 Comment
  OBI30573  Mimulus guttatus Bernie Smith 1966-7-5 174 Plumas Middle fork of South Branch of Feather River. Near spring draining into river Comment
  UC726948  Mimulus moniliformis A. A. Heller 1942-8-14 16522 Plumas above Sulphur Works Checking Station (near the Brokeoff Trail); Lassen Park Comment
  RSA232724  Mimulus primuloides Larry E. DeBuhr, Gary D. Wallace 1972-5-21 591 Plumas Plumas National Forest, at pond reservoir in Butterfly Valley about 1 mile southwest of Keddie. 1037 Comment
  JEPS28121  Mimulus suksdorfii John Thomas Howell 1962-6-19 37870 Plumas 5.8 mi e Beckwourth; Sierra Nevada 1493 Comment
  JEPS13354  Mimulus torreyi H. E. and S. T. Parks June, 1928 2417 Plumas Drakesbad Resort, head of valley Lassen National Park, Warner Valley 1798 Comment
  JEPS8140  Mimulus torreyi W. L. Jepson 1910-6-5 4070 Plumas Warner Valley 1524 Comment
  POM181071  Mimulus torreyi A. A. Heller, P. B. Kennedy 1907-7-11 8819 Plumas Prattville. Comment
  SEINET12326111  Mimulus torreyi W. Knight, Knight, I. 1983-1 4946 Plumas 4 mi N of Chester on road to Drakesbad 1394 Comment
  CAS-BOT-BC432984  Mitella breweri Robert J. Weatherby 1955-6-26 1562 Plumas Near Lakes Ranger Station, Lakes Basin 1981 Comment
  CDA17268  Moehringia macrophylla G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16295 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  UCSC008310  Monardella follettii Brett Smith 2011-7-23 BAS 005 Plumas 200 m N of unnamed ravine, 150m E of FS Rd 25N25 1442 Comment
  CHSC118721  Monardella follettii Noah Siegel; Wendy L. Boes 2015-6-12 2015003 Plumas Lassen National Forest. Cottonwood Meadow ultramafics, between Forest Service road 26N08 and Lead Gulch. UTM 648821 E, 4439781 N, NAD83 Zone 10N. 1340 Comment
  CHSC21202  Monardella odoratissima F. T. Griggs; A. Pass 1975-7-17 207 Plumas Buck's Lake Forest Service Survey. Comment
  RSA7993  Monardella odoratissima subsp. glauca H. A. Barker 1927-7-3 771 Plumas Grade between Gold Lake and Blairsden 1677 Comment
  UC586855  Monardella odoratissima subsp. glauca Joseph Andorfer Ewan 1934-6-25 8228 Plumas above Dentens (Gold Lake Road); Sierra Nevada 1676 Comment
  CHSC109554  Monardella odoratissima subsp. pallida L. P. Janeway 2012-7-17 10946 Plumas Northern High Sierra Nevada. Plumas National Forest; south side of Cedar Flat. 1701 Comment
  CHSC61744  Monardella odoratissima subsp. pallida L. P. Janeway 1993-7-28 4477 Plumas Plumas National Forest. Along steep north-trending ridge south of a bend in Ward Creek. Along, and down-ridge from, access road 2.2 mi southeast of Genesee Valley. 1341 Comment
  CHSC67834  Monardella odoratissima subsp. pallida James D. Jokerst 1987-5-28 2884 Plumas Ward Creek Canyon on steep, rocky edge SW of creek. 1463 Comment
  CAS-BOT-BC222108  Monardella odoratissima subsp. pallida Clarence R. Quick 1963-7-24 63 -61 Plumas 1.5 miles east of Wheeler Peak Comment
  CDA40789  Monardella odoratissima subsp. pallida Jim Jokerst 1992-1 3443 Plumas Gold Lake Resort, without further data. 0 Comment
  CAS-BOT-BC220485  Monardella sheltonii John Thomas Howell 1975-7-22 51370 Plumas 2 miles northwest of Spring Garden 1173 Comment
  JEPS126598  Monardella sheltonii Lowell Ahart 2016-6-29 21053 Plumas About 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC220482  Monardella sheltonii Louella Bass 1980-8-20 s.n. Plumas Seneca Comment
  CAS-BOT-BC220487  Monardella sheltonii John Thomas Howell 1961-9-23 36887 Plumas Near Englemine 1097 Comment
  SEINET10582367  Monardella sheltonii A. Graff 1993-7-22 Graff 328 Plumas Plumas National Forest. 1.2 miles north on Caribou Rd. (USNFS Rd. 27N26) from wooden bridge just past USNFS Queen Lily Campground, on left roadside. T25N,R8E,S4. Locally infrequent on a rocky, iron-rich serpentine slope, with occasional Pinus ponderosa, Quercus sp., Salix sp. Comment
  CAS-BOT-BC220206  Monardella stebbinsii Linnea Hanson 1980-7-22 s.n. Plumas Ca. 1 mile north of Queen Lily Campground north of Belden on North Fork Feather River Comment
  SEINET10582266  Monardella stebbinsii A. Graff 1993-7-22 Graff 329 Plumas Plumas National Forest. .75 miles north on Caribou Rd. (USNFS Rd. 27N26) from wooden bridge just past USNFS Queen Lily Campground, on left roadside. T25N,R8E,S4. Rare, on a rocky, iron-rich serpentine slope, with occasional Pinus ponderosa, Quercus sp., Salix sp. Beginning of bloom. Comment
  SD8151  Montia chamissoi Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC58195  Montia fontana subsp. amporitana Vernon H. Oswald; Lowell Ahart 1992-6-22 5017 Plumas Lassen Volcanic National Park. Ca. 0.4 mi N of the park boundary along the service road into Terminal Geyser, ca. 0.5 mi ENE of Little Willow Lake. Locally common on a vernally wet but now dry slope bordering the road. 1767 Comment
  CAS-BOT-BC445084  Montia linearis Alice Eastwood 1918-5-25 6988 Plumas Portola Comment
  CAS-BOT-BC445089  Montia linearis John Thomas Howell 1962-6-18 37739 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC445090  Montia linearis John Thomas Howell 1963-6-3 39391 Plumas Butterfly Valley Comment
  SEINET10572659  Montia linearis Mary Susan Taylor 1982-5-6 Taylor 4409 Plumas T24N R8E se/sw sec 13. Bucks Lake NE quad. On wet clayey serpentine ridge, ca. 3/4 mi ne of 24N29, ca. l mi e of Meadow Valley. 3800 ft. 146 Comment
  CAS-BOT-BC445189  Montia parvifolia John Thomas Howell 1967-6-23 42729 Plumas Lewisia Rock 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC445190  Montia parvifolia John Thomas Howell 1962-6-16 37633 Plumas Lewisia Rock, Feather River North Fork. 640 Comment
  CAS-BOT-BC267002  Muhlenbergia filiformis John Thomas Howell 1959-9-25 34993 Plumas Feather River, Portola 1478 Comment
  CAS-BOT-BC267005  Muhlenbergia filiformis John Thomas Howell 1959-9-22 34846 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC267014  Muhlenbergia filiformis Clarence R. Quick 1966-7-7 66 37 B Plumas E of Cottonwood Creek crossing, ca 3 miles S of W end of Humbug Valley 1402 Comment
  CHSC94990  Muhlenbergia filiformis Lowell Ahart 2006-10-23 13500 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CAS-BOT-BC267007  Muhlenbergia filiformis John Thomas Howell 1960-7-18 35581 Plumas Drakesbad 1828 Comment
  UC1560389  Myosotis scorpioides E. Joyal and D. Mehlman 1988-6-30 1300 Plumas 2 - 2.5 mi. s. Graeagle (along hwy. #89, Mill Creek and its tributaries); Mill Creek 1200 Comment
  UCD102566  Myriophyllum verticillatum W. B. McHenry 1963-7-1 s.n. Plumas Grizzly Pond, Bucks Lake. Comment
  CHSC24222  Nama lobbii D. Brink; L. Mayer 1975-7-2 Plumas Buck's Lake. Comment
  SEINET3887644  Narthecium californicum Lewis S. Rose 1966-7-27 66055 Plumas Butterfly Valley. 3 miles West of Keddie.; 0 1067 Comment
  CAS-BOT-BC515770  Narthecium californicum Rimo Bacigalupi 1927-7-10 1690 Plumas Meadow about 1/4 mile below outlet of Long Lake along Grey Eagle Creek. 1828 Comment
  UC306154  Narthecium californicum Mrs. R. M. Austin Oct. 1881 Plumas Mt. Dyer, Big Meadows Comment
  JEPS113557  Navarretia breweri Lowell Ahart, John Dittes 2007-6-16 14094 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
  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
  CHSC92183  Navarretia capillaris Lowell Ahart; John Dittes 2005-9-19 12402 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  RSA201328  Navarretia capillaris J. T. Howell 1960-7-21 35829 Plumas Plumas County: Meadowy forest floor NW of Willow Lake. 1707 Comment
  CHSC58174  Navarretia divaricata subsp. divaricata Vernon H. Oswald 1992-6-18 4984 Plumas Lassen Volcanic National Park. Warner Valley; N side of Hot Spring Creek just within the boundary of the park. Near the creek. 1609 Comment
  JEPS110189  Navarretia divaricata subsp. divaricata Lowell Ahart 2006-7-3 12905 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, near the west edge of a dry open basalt flat 1527 Comment
  JEPS124119  Navarretia divaricata subsp. vividior Lowell Ahart 2015-6-7 20217 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
  CDA13430  Navarretia divaricata var. divaricata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13278 a Plumas Sierra Nevada; along lower Bull Run Creek off USFS 23N12E. Comment
  UCD48476  Navarretia intertexta John Thomas Howell 1955-7-20 30872 Plumas Mohawk, Plumas Co. 1371 Comment
  CDA18456  Navarretia intertexta subsp. propinqua G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3179 Plumas Sierra Nevada; 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  RSA59758  Navarretia intertexta subsp. propinqua E. K. Balls 1950-9-14 15806 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  UC149993  Navarretia intertexta subsp. propinqua Katharine Brandegee 1911-7-31 Plumas Portola 1524 Comment
  RSA101371  Navarretia leptalea R. Weatherby 1955-7-21 1643 Plumas Cattle Springs, near Bottle Springs, Middle Fork Feather River, on McCarthy Bar Road 1524 Comment
  RSA83058  Navarretia leptalea Verne Grant, Alva Grant 1948-7-11 s.n. Plumas Lava Cap, southwestern Plumas County Comment
  RSA0105476  Navarretia leptalea subsp. leptalea Lowell Ahart 2014-8-31 19829 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  UC306887  Navarretia leptalea subsp. leptalea unknown 1918-7-26 Plumas 300 ft above Mud Lake (Sierra Nevada); , above Mud Lake 2529 Comment
  SEINET14152722  Navarretia linearifolia subsp. linearifolia A. A. Heller, P. B. Kennedy 1907-7-5 8743 Plumas Hills above Red Clover Valley. Comment
  CAS-BOT-BC230553  Nemophila parviflora var. austiniae J. T. Howell; et al. 1967-5-7 2228 A Plumas Butterfly Botanical Area and Vicinity. Pond reservoir 1127 Comment
  UCR77780  Nemophila pedunculata G. H. True, Walter Knight, I. Knight, J. T. Howell 1967-5-7 1831 Plumas Butterfly Canyon, Butterfly Botanical Area and vicinity. 1067 Comment
  UCR74673  Nepeta cataria J. T. Howell 1959-9-24 34934 Plumas Sierra Nevada Mtns, Butterfly Creek near mouth. Comment
  CHSC48188  Nothocalais alpestris Vernon Oswald 1984-6-25 1330 Plumas La Porte-Quincy Rd. near the jct. of the road to Cleghorn Bar. 1905 Comment
  CAS-BOT-BC400102  Nuphar polysepala Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC400105  Nuphar polysepala Rimo Bacigalupi 1927-7-11 1704 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  SEINET10535877  Nuphar polysepala Mary Susan Taylor 1981-6-25 Taylor 3947 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, ca. 1/8 mi S of Hwy 70, ca. 0.5 mi SW of Beckwourth. Sagebrush Scrub around North Fork Feather River, open and treeless; dry sandy soil. 4900 ft elev. 1493 Comment
  CHSC115926  Oreostemma alpigenum var. andersonii L. P. Janeway 2015-8-16 11838 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
  SEINET11602248 Image available Oreostemma alpigenum var. andersonii L. R. Miller 1933-8-27 3018 Plumas Near Long's Lake Comment
  CAS-BOT-BC499781  Orobanche californica subsp. jepsonii Lowell Ahart 1974-8-15 s.n. Plumas Sierra Nevada: 1 mi N of Bunker Hill Mine 1828 Comment
  SEINET6030851  Orobanche fasciculata W. Harnach, N. Harnach 1990-6-16 390 Plumas Sierra Valley, N o Vibnton, Frank Dotta Ranch 1524 Comment
  JEPS28666  Orobanche pinorum George W. Gillett 1957-7-23 890 Plumas Lassen Volcanic National Park, Summit of Mt. Harkness. Comment
  HSC101682  Orobanche uniflora Dillon North Davis 2013-5-28 9 Plumas 4.1 miles south on FS Road 25N17 from intersection with Highway 70, ~ 400 m northwest of hairpin turn. 1520 Comment
  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
  JEPS103377  Orobanche uniflora var. uniflora Lowell Ahart 2002-7-6 9846 Plumas In small meadows, ca 50 yards N of the gravel road, near a small branch of Coldwater Creek, ca 3/4 mile SW of Grizzly Mountain, ca 2 miles (air) SW of Haskins Valley and Bucks Lake. 1844 Comment
  CHSC44005  Orthilia secunda L. P. Janeway 1984-7-27 938 Plumas Near edges of Grassy Lake. 1920 Comment
  JEPS123952  Orthilia secunda Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20421 Plumas On the south side of Blue Lake, 2,710 feet north of Forest Service Road 29N18, 2.89 air miles west-southwest of Sifford Mt., 6.26 air miles south-southeast of Lassen Peak. Comment
  SEINET10964379  Orthocarpus copelandii var. cryptanthus Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3881 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  CHSC98578  Orthocarpus cuspidatus subsp. cryptanthus B. Castro; L. P. Janeway 2005-7-10 1497 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
  UC584313  Orthocarpus cuspidatus subsp. cryptanthus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2242 Plumas sw slopes and ridge crest Red Rock (n of Engelmine); sw slopes and ridge crest Red Rock 2133 Comment
  RSA8035  Orthocarpus hispidus H. A. Barker 1927-7-16 823 Plumas Along Feather River near Mohawk. 1372 Comment
  POM293497  Orthocarpus lacerus Lyman D. Benson 1949-6-21 13741 Plumas 1 mile west of Lake Almanor Inn. Cascade mtn range, Feather River drainage area. 1341 Comment
  POM180985  Orthocarpus luteus A. A. Heller, P. B. Kennedy 1907-7-19 8884 Plumas Vinton. Comment
  JEPS102588  Osmorhiza chilensis Lowell Ahart 2001-7-17 8913 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  SEINET10939818  Osmorhiza occidentalis Mary Susan Taylor 1981-7-27 Taylor 4119 Plumas T25N R12E SW 1/4 NE 1/4 sec 25. Grizzly valley quad. Along spring crossing. Beckworth-Genesse Rd., between Crystal and Meadow Creeks, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft. 1757 Comment
  CHSC28435  Packera cana J. D. Jokerst 1979-6-23 269 Plumas Along borders of first meadow S. of intersection of Meadow Valley Cr. and Forest Service Rd. to Deanes Valley (S. of road between Bucks Lake and Quincy). Comment
  CAS-BOT-BC317149  Packera streptanthifolia Lowell Ahart 1983-8-17 4322 Plumas West of Pilot Peak, near Onion Valley, near the Quincy La Porte Road, NE of La Porte 2000 Comment
  CAS-BOT-BC317150  Packera streptanthifolia L. P. Janeway; B. Castro 2009-8-29 9938 Plumas Northern Sierra Nevada, small meadow 0.3 km east-southeast of the Buckhorn Survey monument on the E end of Red Mountain. 1892 Comment
  CHSC102015  Packera streptanthifolia L. P. Janeway; B. Castro 2009-8-29 9938 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. Small meadow, about 30m x 40m, high on the mountainside, northeast-facing 30% slope. 1892 Comment
  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
  CAS-BOT-BC121013  Paeonia brownii J. T. Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54235 Plumas About 4 miles south of Mt. Hough Road 1645 Comment
  UC170971  Paeonia brownii H. M. Hall 1912-7-7 9307 Plumas Jameson Cr. Sierra Nevada Mountains 1920 Comment
  SBBG115626  Panicum acuminatum B. Crampton 1964-8-25 7157 c Plumas Devils Kitchen, Hot Springs Crk cyn, ca. 1.5 mi W of Drakesbad 1859 Comment
  UCD89954  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  UCD89518  Panicum capillare John Thomas Howell 1959-9-21 34747 Plumas N. Fk. Feather River near Belden. 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
  CHSC105202  Parnassia palustris B. Castro; L. P. Janeway 1997-9-14 782 Plumas Springy S-facing slope above Jamison Creek, above Rd 507 ca 0.9 mi E of the Plumas-Eureka State Park boundary. 1828 Comment
  SD8413  Parnassia palustris Mrs. R. M. Austin 1879-1 Plumas Mt. Dyer, Big Meadows 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
  JEPS87489  Pedicularis attollens Vernon H. Oswald and Lowell Ahart 1993-8-3 5765 Plumas along n side of Unnamed lake 0.25 mi e of Hay Meadow (on the s edge of Caribou Wilderness near n end of 30N25, 9 air mi n of Lake Almanor); Caribou Wilderness 1926 Comment
  RSA112884  Pedicularis aurantiaca E. F. Sprague 1957-5-30 1214 Plumas 4.2 miles west of Mineral. Lake Almanor. 1311 Comment
  SD46706  Pedicularis groenlandica Robert J. Weatherby 1955-6-26 1559 Plumas Near Lakes Ranger Station, Lakes Basin 1981 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
  JEPS3362  Pedicularis racemosa J. Ewan 1934-7-20 26 Plumas near Edmanton Comment
  UC197948  Pellaea brachyptera J. G. Lemmon and wife June 1883 Plumas Comment
  POM120730  Pellaea brachyptera C. C. Bruce 1898-06 1367 Plumas Mountain Meadows Comment
  UC122754  Pellaea brachyptera Mrs. R. M. Austin Aug. 1876 Plumas Soda Springs Comment
  CAS-BOT-BC71239  Pellaea bridgesii John Thomas Howell 1951-6-28 27694 Plumas Eureka Peak 2133 Comment
  UC1562398  Pellaea bridgesii Lowell Ahart 1990-7-16 6568 Plumas ca. 3 1/2 mi ne of Little Grass Valley Reservoir (ca. 1/2 mi ne of Independent Mine, n side of S Fork Feather River) 1828 Comment
  RSA420403  Penstemon Rockwell 1925-07 s.n. Plumas [No location information provided.] Comment
  RSA523594  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Creek at North Fork Feather River. 671 Comment
  POM161709  Penstemon deustus subsp. deustus R. C. Bacigalupi 1927-7-7 1645 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake. Comment
  RSA101695  Penstemon deustus subsp. deustus H. L. Mason 1924-6-15 1032 Plumas Graeagle - near Blairsden. Comment
  UC886966  Penstemon deustus var. deustus Anna Head 1920-6-15 Plumas among rocks at Lake Center Camp , at Lake Center Camp (Feather River Region) 1920 Comment
  JEPS11231  Penstemon deustus var. pedicellatus W. L. Jepson 1939-8-12 19382 Plumas Ferris Creek , branch of Last Chance Creek (branch of Last Chance Creek) 1767 Comment
  CHSC117446  Penstemon deustus var. suffrutescens Lowell Ahart 2016-6-29 21075 Plumas East part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC54357  Penstemon deustus var. suffrutescens L. P. Janeway 1990-6-5 3697 Plumas Plumas National Forest, Beckwourth Ranger District, Rattlesnake Compartment. Near top of Ridge on W side of Little Long Valley Creek; ca 1.1 mi NE of Hwy 70/89. Bottom of rocky cut-bank of road 23N12. 1630 Comment
  NY609838  Penstemon deustus var. suffrutescens J. L. Reveal 1971-6-23 2470 Plumas Along California highways 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek Comment
  CHSC52741  Penstemon gracilentus L. P. Janeway 1990-8-29 3836 Plumas Plumas National Forest, Beckwourth Ranger District, Mt. Ingalls Compartment. Southern flank of Mt Ingalls ca 1/4 mi from the top. 2407 Comment
  SEINET4207731  Penstemon laetus var. leptosepalus Mikel R. Stevens 2011-8-27 213 Plumas Walker Plains. Old quarry area (now parking area) at junction of Bucks Lake Rd (Oroville Quincy Hwy) with Basalt Rd. Ca 12.5 mi S of Bucks Lake on Bucks Lake Rd. East side of Rd.; 0 1559 Comment
  UC887122  Penstemon laetus var. leptosepalus A. A. Heller 1915-7-7 12073 Plumas 12 mi w Bucks (near summit of Soapstone ridge); Sierra Nevada, nr summit of Soapstone ridge, w of Bucks 1676 Comment
  CHSC100863  Penstemon neotericus B. Castro; L. P. Janeway 2005-9-11 1519 Plumas Ca 5 air mi N of Bucks Lake and 2.5 mi S of Highway 70 and the Feather River Cyn, just N of Three Lakes. Ca 0.7 mi E of the Three Lakes trailhead, along the Pacific Crest Trail. Along trail just NW of wide flat open fen in the middle of the Grassy Lakes. Several feet up from trail on moderate s-facing slope. 1920 Comment
  RSA21572  Penstemon neotericus Carl B. Wolf 1937-9-5 9290 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line. 1463 Comment
  UC501398  Penstemon neotericus David D. Keck 1932-7-6 1713 Plumas on road to Prattville 8 mi n Greenville; Sierra Nevada, n of Greenville 1463 Comment
  CAS-BOT-BC239288  Penstemon newberryi var. berryi Anna Head 1920-7-20 s.n. Plumas Mt. Elwell, Feather River Region 2377 Comment
  SEINET10547621  Penstemon oreocharis Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3888 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-BC245640  Penstemon personatus Lowell Ahart 1980-7-27 2488 Plumas 5 miles east of Bucks Lake, Sierra Nevada 1500 Comment
  HSC66381  Penstemon personatus L. Hanson 1979-8-10 66 Plumas Ridge S of Coldwater Creek, downslope from Coldwater Creek Rd. Comment
  SEINET10548095  Penstemon personatus Mary Susan Taylor 1981-8-20 Taylor 4228 a Plumas California: T26N R9E ne1/4 of nw1/4 sec 30. Almanor SE quad. Above spring in Bullfrog Ravine, ca. 3 air mi NW of Indian Falls. Moist shaded brushy Mixed Evergreen Forest. Plumas County. 5600 ft. 1707 Comment
  UC1874884  Penstemon personatus David M. Thompson 1988-7-23 973 Plumas 3.1 road mi N of Bucks Lake Road (and Meadown Valley) on Schneider Creek Road. At junction of Schneider Road (USFS Road 23N16) and USFS Road 24N47X (to Big Creek); Bucks Lake NE Quad. 1584 Comment
  CDA13929  Penstemon roezlii G. F. Hrusa 1997-5-3 13854 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
  CHSC113628  Penstemon roezlii Lowell Ahart 2014-8-31 19828 Plumas Strand, gravel bars along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC21298  Penstemon roezlii F. T. Griggs; A. Pass 1975-7-29 257 Plumas Buck's Lake Forest Service Survey. Comment
  UC584317  Penstemon roezlii G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2237 Plumas n Engelmine (sw slopes and ridge crest Red Rock); sw slopes and ridge crest Red Rock 2133 Comment
  CAS-BOT-BC239585  Penstemon rydbergii var. oreocharis Michael A. Vincent 1999-6-7 8523 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11 Comment
  CAS-BOT-BC239587  Penstemon rydbergii var. oreocharis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54177 Plumas Long Valley at road to Maxwell Mine 1633 Comment
  CAS-BOT-BC239596  Penstemon rydbergii var. oreocharis L. S. Smith 1927-7-27 s.n. Plumas Gold Lake Comment
  CAS-BOT-BC239602  Penstemon rydbergii var. oreocharis A. A. Heller; P. B. Kennedy 1907-7-9 8780 Plumas Prattville Comment
  CAS-BOT-BC239605  Penstemon rydbergii var. oreocharis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC239607  Penstemon rydbergii var. oreocharis John Thomas Howell 1962-6-18 37736 Plumas Sierra Valley near Beckwourth 1487 Comment
  RSA59468  Penstemon rydbergii var. oreocharis E. K. Balls 1950-9-16 15883 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89. 1433 Comment
  RSA641452  Penstemon rydbergii var. oreocharis Michael A. Vincent 1999-6-7 8523 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt 11. Comment
  CHSC106218  Penstemon speciosus Arthur C. Barrett 1915-7-6 8 Plumas Plumas National Forest. Boulder Creek Canyon. 1706 Comment
  UC696821  Penstemon speciosus David D. Keck 1932-7-6 1718 Plumas 6 mi w Chester; Sierra Nevada, w of Chester 1524 Comment
  NY660834  Penstemon speciosus F. W. Pennell 1940-6-11 25811 Plumas Route 24, Spring Garden 1341.1 Comment
  CHSC72425  Perideridia bolanderi subsp. bolanderi L. P. Janeway 1998-6-2 5617 Plumas North side of Last Chance Creek; above Road 101, 0.7 mi west of Bird Creek. 1798 Comment
  UC1509650  Perideridia bolanderi subsp. bolanderi M. S. Taylor 1982-6-10 4626 Plumas along 23N72 0.5 mi w Table Rock (ca 2.5 mi ne of Beckwourth); Reconnaisance Peak quad. 1676 Comment
  POM180937  Perideridia bolanderi subsp. bolanderi A. A. Heller, P. B. Kennedy 1907-7-4 8724 Plumas Ridge east of Red Clover Valley Comment
  CDA32013  Perideridia lemmonii L. Ahart, J. Dittes 2009-7-28 16203 Plumas 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 Comment
  CHSC70217  Perideridia lemmonii B. Castro; R. Zebell 1989-8-7 363 Plumas Ca. 2.5 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.25 mi WSW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1859 Comment
  HSC100144  Perideridia parishii subsp. latifolia G. Douglas Barbe, T. C. Fuller and J. T. Howell 1981-6-23 3155 Plumas Long Valley, 0.4 mi. S of junction of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Rd. 1634 Comment
  JEPS114420  Perideridia parishii subsp. latifolia Lowell Ahart 2008-7-9 15054 Plumas Near a small meadow about 2 yards west of the dirt road, about 1/4 mile east of the Feather Fork Mine, road is east of the main road and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte 1686 Comment
  RSA184951  Perideridia parishii subsp. latifolia L. S. Rose 1966-7-27 66066 Plumas Butterfly Valley, 3 miles w. of Keddie meadows 1067 Comment
  UC1191938  Perideridia parishii subsp. latifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1437 Plumas Butterfly Valley; bog and marsh Comment
  CAS-BOT-BC413568  Persicaria amphibia M. S. Taylor 1982-8-10 4956 Plumas In s end of Lake Almanor, ca. 1 mi w of Canyon Dam 1371 Comment
  CAS-BOT-BC413733  Persicaria hydropiper Lowell Ahart 1981-9-6 3069 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CAS-BOT-BC419043  Persicaria lapathifolia Thomas H. Kearney 1944-8-14 43 Plumas Near Prattville, Lake Almanor Comment
  CHSC81808  Persicaria lapathifolia Lowell Ahart 2001-10-16 9373 Plumas On the northwest side of Round Valley Reservoir, just below the road, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CHSC113589  Persicaria maculosa Lowell Ahart 2014-8-24 19737 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
  JEPS122305  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. Comment
  CAS-BOT-BC330327  Petasites frigidus var. palmatus W. I. Follett; Evelyn B. Follett 1964-5-9 s.n. Plumas Thompson Creek. Sierra Nevada. Comment
  CDA14021  Phacelia hastata subsp. hastata G. F. Hrusa, B. A. Smith 1996-8-8 13469 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CHSC21128  Phacelia hastata subsp. hastata F. T. Griggs; A. Pass 1975-7-2 38 Plumas Buck's Lake Forest Survey. East of road. Comment
  UC1778644  Phacelia hastata subsp. hastata G. Douglas Barbe, T. C. Fuller 1982-7-15 3737 Plumas 2 miles below summit on return from Red Hill, near junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F), Plumas National Forest. 1676 Comment
  CDA13851  Phacelia heterophylla subsp. virgata G. F. Hrusa, T. D. Wilfred 1996-8-2 13461 Plumas Sierra Nevada; E side of Fells Creek at USFS 23N22 crossing. Comment
  JEPS105988  Phacelia heterophylla subsp. virgata Lowell Ahart, Josephine Guardino 2004-5-24 10951 Plumas Near an old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1208 Comment
  SFV3014  Phacelia heterophylla subsp. virgata W. I. Follett 1937-6-13 92 Plumas Sierra Nevada Rich Gulch. 1174 Comment
  UC1051774  Phacelia heterophylla subsp. virgata L. R. Heckard 1952-6-20 318 Plumas about 1 mi sw Crescent Mills (just off state route 89, near Indian Creek (branch of N. Fk. of Feather River)) 1219 Comment
  CDA19245  Phacelia humilis var. humilis G. D. Barbe, T. C. Fuller 1982-6-17 3818 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC52937  Phacelia humilis var. humilis L. P. Janeway 1989-6-12 3293 Plumas Plumas National Forest. Beckwourth Ranger District. Forest along s'ly side of Red Clover Valley. 1706 Comment
  CHSC60904  Phacelia hydrophylloides Vernon H. Oswald 1993-7-1 5628 Plumas Lassen Volcanic National Park. Ridge on the S side of Bonte Pk., ca. 0.2 mi S of the summit. 2255 Comment
  JEPS26571  Phacelia linearis Lauramay T. Dempster 1961-6-16 1464 Plumas ridge n Red Rock (n of Engelmine) 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
  CHSC84945  Phacelia mutabilis Lowell Ahart 2003-10-26 10680 Plumas On a gravel bar on the east side of the South Fork of the Feather River, where the old road crosses the river, about 1/8 mile west of the Feather Fork Mine, about 1 3/4 miles (air) northeast of Little Grass Valley Reservoir, about 6 1/2 miles (air) northeast of La Porte. 1600 Comment
  HSC22871  Phacelia mutabilis John Pratt 1970-6-15 20 Plumas Chester Airport Comment
  CHSC58190  Phacelia procera Vernon H. Oswald; Lowell Ahart 1992-6-22 5010 Plumas Lassen Volcanic National Park. Willow Lake-Terminal Geyser Trail just W of Hot Springs Creek. 1658 Comment
  UC586927  Phacelia procera Joseph Andorfer Ewan 1934-6-27 8189 Plumas on Mt. Elwell Trail 1/2 mi from Gold Lake Lodge Comment
  RSA0004581  Phaeostoma atropurpureum A. A. Heller 1938-5-30 15129 Plumas 2 miles west of Arch Rock Tunnel on Feather River Hwy. Transition Life Zone. Comment
  UC569817  Philadelphus lewisii G. T. Nordstrom 1934-7-2 166 Plumas one mi se Mount Ararat; Bidwell Bar Quadrangle 1584 Comment
  CAS-BOT-BC260842  Phleum pratense John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1665 Plumas In Sweetwater Meadow, Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC260856  Phleum pratense Walter Knight; Irja Knight 1966-6-18 1377 Plumas Butterfly Valley 1127 Comment
  JEPS69947  Phlox diffusa W. L. Jepson 1910-6-12 4121 Plumas Mt. Harkness 1828 Comment
  RSA685107  Phlox speciosa subsp. occidentalis G. D. Barbe, T. C. Fuller 1982-6-15 3697 Plumas 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Road 26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest 1494 Comment
  CAS-BOT-BC60675  Phoenicaulis cheiranthoides M. S. Taylor 1981-6-17 3921 Plumas Top of Mount Ingalls, ca. 7 air miles southeast of Genese. Around the lookout. 2551 Comment
  CAS-BOT-BC60682  Phoenicaulis cheiranthoides G. D. Barbe 1982-6-9 3666 Plumas Plumas National Forest. Southeast and below Thompson Peak, overlooking Honey Lake Valley. 2057 Comment
  UC1504529  Phoenicaulis cheiranthoides Reed C. Rollins and Kathryn W. Rollins 1981-5-30 81169 Plumas 11 mi s of Susanville (Diamond Mountains); Diamond Mountains Comment
  UCD38331  Phoenicaulis cheiranthoides Beecher Crampton 1954-5-10 1870 Plumas 1 mile west of Portola. State Hwy. 24. 1470 Comment
  CAS-BOT-BC60677  Phoenicaulis cheiranthoides John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54255 Plumas Sierra Nevada. About 2.5 miles southeast of Mount Hough on the road to Quincy. 1798 Comment
  CAS-BOT-BC135164  Phoradendron juniperinum Clarence R. Quick 1962-10-1 62 -93 Plumas On the N and E borders of an open lava cap. ca. 1.5 mi W of Wheller Peak E of Greenville 1996 Comment
  CHSC35266  Phoradendron juniperinum M. S. Taylor; M. Foster 1981-8-13 4177 Plumas On top of hill, n and ne side on w flank of Wheeler Peak ridge, ca. 5 air mi n of Genesee. 1981 Comment
  NY42163  Phoradendron villosum J. B. Walker 1994-8-3 869 Plumas 5km N of Quincy, on USFS Rd 25N12, 2km W of USFS Quincy work center 1500 Comment
  UC571046  Phyllodoce breweri H. L. Mason 1924-6-19 1074 Plumas Bear Lake Comment
  CAS-BOT-BC142220  Physocarpus capitatus Javier Penalosa 1962-6-19 2497 Plumas Hwy. 40-89, +-6.2 mi. SE of Quincy 1097 Comment
  UC1348768  Pinus contorta subsp. murrayana R. A. Cockrell 1937-8-5 8327 Plumas Meadow Valley 2042 Comment
  UC485734  Pinus contorta subsp. murrayana H. F. Copeland 1932-8-24 Plumas Drakesbad Comment
  CAS-BOT-BC78692  Pinus jeffreyi Ahart; Jokerst 1985-10-4 5191 Plumas about 1 mile west of Pilot Peak, about 9 miles north-east of La Porte 1828 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
  NY62282  Pinus jeffreyi H. E. Brown 1897-8-1 621 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SEINET11610316  Pinus jeffreyi David Charlet, T. Charlet 1996-7-20 2298 Plumas Sierra Nevada, Diamond Mts, Feather River drainage, Last Chance, North side of creek Comment
  NY43572  Pinus lambertiana J. B. Walker 1994-8-2 867 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
  CAS-BOT-BC73083  Pinus lambertiana John Thomas Howell 1960-7-20 35751 Plumas Lassen Volcanic National Park, Boiling Springs Lake. 1798 Comment
  OBI69215  Pinus monticola Kristina L. Schultz, Dan Schultz 2000-11-4 9 Plumas Gold Lakes Basin. Located along N shore of Gold Lake, gold Lake rd off of hwy 89 1951 Comment
  HSC1545  Pinus sabiniana W. R. Rogers 1965-8-20 297 Plumas Bulk Collection # 37 Comment
  CDA14706  Piperia unalascensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3210 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  CHSC101943  Piperia unalascensis Lowell Ahart; John Dittes 2009-7-13 16050 Plumas On dry 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
  RSA101387A  Piperia unalascensis R. Weatherby 1955-7-21 1657 Plumas Bottle Springs, near Middle Fork Feather River 1616 Comment
  RSA637584  Plagiobothrys bracteatus Michael A. Vincent 1999-6-7 8541 Plumas Plumas Nat l Forest; Beckwourth Ranger dist. along Route A23, just south of Route 70, SW of Beckwourth Comment
  SD6731  Plagiobothrys cognatus Daniel Cleveland Jul 1882 Plumas Pratville Comment
  SD6755  Plagiobothrys cognatus unknown 1882-7-21 Plumas Big Meadows Comment
  SD46717  Plagiobothrys cognatus Robert J. Weatherby 1955-7-2 1585 Plumas Wilcox Valley 1768 Comment
  CHSC89548  Plagiobothrys cusickii G. D. Barbe; T. C. Fuller 1982-6-17 3845 Plumas Northern California. Plumas National Forest. East shore of Frenchman Lake; Crystal Fishing Access. Arm of the lake at the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  CHSC82453  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9824 Plumas In a logged over area on the south side of Forest Road 22N94, east of Forest Road 22N94E, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1606 Comment
  JEPS106146  Plagiobothrys hispidulus Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11056 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote 1777 Comment
  CAS-BOT-BC230970  Plagiobothrys hispidulus Lowell Ahart 1985-7-3 5102 Plumas Little Grass Valley Reservoir, where the S Fork of the Feather River flows into the lake, about 4.25 miles NE of La Porte 1584 Comment
  SJSU15115  Plagiobothrys hispidulus N. A. Hopkins 1986-7-15 1359 Plumas S end Squaw Valley Comment
  CAS-BOT-BC228468  Plagiobothrys mollis Fred Sommers 1976-6-16 133 Plumas Sierra Valley. S of Marble Lane 1487 Comment
  RSA754874  Plagiobothrys scouleri var. cusickii L. Ahart, John Dittes 2009-9-7 16378 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  RSA754959  Plagiobothrys scouleri var. hispidulus L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15900 Plumas About 200 yards northwest of Lake Almanor Dam. 1422 Comment
  RSA715606  Plagiobothrys tenellus L. Ahart, Richard Rabeler, L. P. Janeway, L. Hanson 2005-4-20 11749 Plumas On the N side of Hwy 70, about 1/8 mile E of Chambers Creek, about one mile NE of Indian Jim Campground. 630 Comment
  SBBG32396  Plagiobothrys tenellus L. S. Rose 1967-6-12 67118 Plumas Butterfly Valley, ca. 3 mi W of Keddie 1219 Comment
  CAS-BOT-BC228453  Plagiobothrys torreyi John Thomas Howell 1962-6-18 37777 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC81137  Plantago major Lowell Ahart 2001-8-29 9252 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS95163  Plantago major Lowell Ahart 1997-9-11 7897 Plumas about 5 air mi ne of Beldon (on w edge of Caribou Road on w side of the North Fork of Feather River, about 1/8 mi s of Mosquito Creek); North Fork of Feather River 792 Comment
Read comments
Aug 20 2009
  UCD138984  Platanthera dilatata var. leucostachys Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  CHSC20839  Platanthera leucostachys K. R. Stern 1975-7-24 5812 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC6557  Platanthera leucostachys R. Carter 1966-7-10 477 Plumas Found 1 mi. N Bucks Summit on W side Oroville-Quincy Rd., ca. 12 mi. W of Quincy. 1615 Comment
  CDA14767  Platanthera sparsiflora G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3354 Plumas 0.25 mile east of Bucks summit on Bucks Lake Road. 1670 Comment
  SEINET10470069  Platanthera sparsiflora Mary Susan Taylor 1982-7-12 Taylor 4811 Plumas T22N R11E se/se sec 4. Blue Nose Mt quad. Headwaters of Chris Creek, ca. 6 mi nw of Mohawk. 6600 ft. 2012 Comment
  CHSC60499  Plectritis ciliosa subsp. insignis L. P. Janeway 1992-5-22 4200 Plumas Plumas National Forest, Beckwourth Ranger District. Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. 1493 Comment
  RSA508613  Plectritis congesta R. M. Austin 1878-05 s.n. Plumas Indian Valley. Comment
  SEINET10464981  Plectritis congesta Mary Susan Taylor 1981-5-11 Taylor 3685 Plumas T25N R12E sw/nw sec 6. Genesee Valley quad. Weeds around private home, ca. 0.5 mi S of Flournoy Bridge and jct of Hwy 89 and Beckwourth turnoff, ca. 4 air me E of Genesee. 3800 ft. 1158 Comment
  CHSC12737  Plectritis macrocera M. S. Taylor 1974-5-18 251 Plumas Road at junc of Hwy 70 and road to Butterfly Valley, ca. 10 mi nw of Quincy. 926 Comment
  CAS-BOT-BC261054  Poa Catherine Best 1983-8-29 873 Plumas Lakes Basin Campground, Sierra Nevada 1920 Comment
  CAS-BOT-BC254610  Poa X limosa John Thomas Howell 1967-6-23 42672 Plumas Canyon of Butterfly Creek 975 Comment
  UCD90555  Poa bolanderi John Thomas Howell 1960-7-19 35633 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC254972  Poa bulbosa John Thomas Howell 1951-8-20 28207 Plumas Taylorsville 1082 Comment
  CAS-BOT-BC254975  Poa bulbosa Michael A. Vincent 1999-6-8 8554 Plumas Plumas National Forest, Milford Ranger Disttrict. Along FS 26N17 just N of FS 26N40 Comment
  CDA2378  Poa bulbosa L. P. Janeway 1996-5-13 4969 Plumas Northern High Sierra Nevada; Soda Creek, along Road 25N22, 0.3 mile northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. Comment
  CHSC97538  Poa bulbosa Lowell Ahart; John Dittes 2007-6-17 14191 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Gensee Road), about 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS113785  Poa bulbosa Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14057 Plumas Open rocky flat, about 50 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  SEINET10593528  Poa bulbosa R. K. Brummitt 1998-5-17 Brummitt 19879 Plumas Rte. 89 near Inkian Falls, 2 km from Rte. 70 junction; roadside shale in valley bottom. Comment
  CDA13365  Poa compressa G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13214 Plumas Sierra Nevada; Moist, shaded creekbed of Rattlesnake Creek on S side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Perennial, uncommon here. Comment
  CAS-BOT-BC255124  Poa cusickii E. Sawyer 1935-5-22 26 Plumas 3.25 miles ENE of Beckwith Butte 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
  JEPS121741  Poa cusickii B. Castro and 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. W side of Thompson Creek. Comment
  SEINET10658723  Poa cusickii A. Arthur Heller, Patrick B. Kennedy 1907-7-5 Heller 8751 Plumas Red Clover valley. Comment
  UC578634  Poa cusickii subsp. cusickii E. Sawyer 1935-6-27 187 Plumas 1.6 mi ne Grizzly Peak; Downieville Quadrangle 1767 Comment
  CHSC47628  Poa cusickii subsp. epilis Lowell Ahart 1981-7-21 2963 Plumas On the Buzzards Roost Ridge, about 1/4 mile east of Quincy La Porte Road, about 1 1/4 miles north of Pilot Peak. 1828 Comment
  UCD90940  Poa cusickii subsp. epilis A. A. Heller 1942-5-8 16464 Plumas West of Vinton. 1524 Comment
  SEINET10834530  Poa fibrata Billy Joe Cox 1969-8-18 Cox 3423 Plumas Collected from dry sagebrush desert. 1/2 mi W of Beckworth Pass. Comment
  CAS-BOT-BC255918  Poa nervosa John Thomas Howell; Gordon H. True 1969-6-23 45823 Plumas Middle Fork of Feather River at Nelson Point 1249 Comment
  RSA59822  Poa palustris E. K. Balls 1950-9-15 15843 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  SEINET228555 Image available Poa palustris Lowell Ahart 1981-9-6 30 64 Plumas About 6 miles north of Taylorsville, elev. 1300 ft.Yellow pine forest, found growing on damp soil along the edge of Lights Creek. 396 Comment
  UCD91797  Poa palustris John Thomas Howell 1955-7-19 30735 Plumas Portola. 1478 Comment
  CAS-BOT-BC247078  Poa secunda subsp. juncifolia John Thomas Howell 1962-6-18 37755 Plumas Sierra Valley near Beckwourth 1487 Comment
  JEPS76238  Poa secunda subsp. juncifolia W. L. Jepson 1939-8-14 19413 Plumas Willow Creek Willow Creek 1828 Comment
  UC641681  Poa secunda subsp. juncifolia G. L. Stebbins 1939-7-9 2918 Plumas 2 mi w Vinton; Sierra Valley 1524 Comment
  SEINET7294007 Image available Poa secunda subsp. juncifolia P. B. Kennedy 1901-1 s.n. Plumas [R. R. Station, Constantia] Comment
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Feb 4 2016
  CAS-BOT-BC242991  Poa secunda subsp. secunda John Thomas Howell; Gordon H. True 1967-5-9 42208 Plumas Lewisia Rock, 3.5 miles SW of Belden, Feather River Canyon 609 Comment
  CDA18764  Poa secunda subsp. secunda G. D. Barbe, T. C Fuller 1982-7-16 3752 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
  CHSC92828  Poa secunda subsp. secunda Lowell Ahart; Josephine Guardino 2005-8-9 12299 Plumas On a steep slope, between the east edge of the meadow and west of the forest, about 50 yards southeast of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  SEINET10934906  Poa sierrae John Thomas Howell, Gordon H. True 1967-5-9 Howell 42204 Plumas 3.5 mi. SW of Belden, Feather River Canyon Comment
  RSA750502  Polemonium californicum J. R. Shevock 1985-7-6 11317 Plumas Plumas National Forest, Little Last Chance Creek on road to Frenchman Reservoir. 1750 Comment
  SD7690  Polemonium micranthum Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC338271  Polemonium occidentale unknown Plumas Barton's meadow , Barton's meadow (Mohawk Valley) Comment
  SEINET10496912  Polemonium pulcherrimum Mary Susan Taylor 1981-7-6 Taylor 3974 Plumas T24N R15E nw/ne sec 15. Dixie Mt quad. Top of Dixie Mt near the Lookout, ca. 5 air mi W of N tip of Frenchman Lake, ca. 13 air mi NW of Chilcoot. Pure volcanic rock outcrop; 8327 ft elev. 2538 Comment
  CHSC84940  Polemonium pulcherrimum var. pulcherrimum Lowell Ahart 2003-10-17 10648 Plumas Cliffs northeast of Humboldt Peak, about 3/4 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2103 Comment
  JEPS83027  Polygonum amphibium var. stipulaceum M. S. Taylor 1982-9-8 5124 Plumas ca 4 air mi s Greenville (n side of reservoir); Greenville SW quad, Round Valley Reservoir 1371 Comment
  POM312905  Polygonum coccineum Malcolm A. Nobs, S. Galen Smith 1949-8-19 1454 Plumas Marshy pond on SE side of Portola Comment
  UC85157  Polygonum davisiae R. M. A. July 1896 447 Plumas Lassens Peak Comment
  UC1075644  Polygonum davisiae Robert J. Weatherby 1950-8-11 1511 Plumas Hellgramite Pond Lakes Basin Area 2011 Comment
  CAS-BOT-BC414553  Polygonum douglasii John Thomas Howell 1926-7-26 2142 Plumas Near Prattville 1371 Comment
  CAS-BOT-BC419743  Polygonum douglasii H. K. Wagnon 1988-10-4 1820 Plumas On edge of Upper Bucks Lake Comment
  JEPS113605  Polygonum douglasii subsp. douglasii Lowell Ahart, John Dittes 2007-6-16 14091 Plumas On dry soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CHSC53211  Polygonum douglasii subsp. spergulariiforme L. P. Janeway 1989-6-23 3388 Plumas Upper slopes overlooking Crocker Cr from the east. Plumas National Forest Beckwourth Ranger District. 1874 Comment
  UC711938  Polygonum douglasii subsp. spergulariiforme Roxana S. Ferris and Laura Lorraine 1941-8-9 10425 Plumas near village; Lake Almanor Public Camp Comment
  CHSC83611  Polygonum minimum John Dittes 2002-8-17 2 -39 Plumas Northern High Sierra Nevada; Plumas National Forest, Lumpkin Ridge, ca. 1.0 air-mile north-northwest of Little Grass Valley Reservoir Dam, ca. 1.3 air-miles southeast of Tamarack Flat, ca. 630 feet south of intersection of FS Primary Route 94 and FS Primary Route 27. 1745 Comment
  CDA18454  Polygonum parryi G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3183 Plumas Sierra Nevada; 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  JEPS106304  Polygonum parryi Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11014 Plumas Road edge, 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 1357 Comment
  CAS-BOT-BC419886  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1962-6-18 s.n. Plumas Sierra Valley near Beckwourth 1487 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
  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
  CAS-BOT-BC420148  Polygonum ramosissimum subsp. ramosissimum John Thomas Howell 1951-8-19 28192 Plumas Greenville 1097 Comment
  CAS-BOT-BC76838  Polypodium glycyrrhiza John Thomas Howell; Gordon H. True 1967-5-9 42212 A Plumas Sierra Nevada - Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  CDA14665  Polystichum imbricans G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3105 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC4183  Polystichum imbricans J. E. Bowlin 1967-3-8 2 Plumas Ca. 100 feet s of Oroville-Quincy highway and 100 yards w of Grizzly Dome, Oroville. 609 Comment
  CHSC94995  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-10-23 13470 Plumas By large rocks on the west mountain side of Slate Creek (there is a large gravel flat caused by the dam), about 50 yards north of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CAS-BOT-BC72354  Polystichum imbricans subsp. imbricans Clarence R. Quick 1952-6-29 52 -80 Plumas 1.2 miles south of summit on road between Belden and Humbug Valley Comment
  CAS-BOT-BC72508  Polystichum scopulinum John Thomas Howell; Gordon H. True 1967-7-11 43349 Plumas Summit ridge of Mt. Hough 2194 Comment
  JEPS87814  Polystichum scopulinum Lowell Ahart 1994-7-22 7492 Plumas nw side of large twin rocks on ne side of Mt, Etna (s of Pacific Crest Trail) 1981 Comment
  UC170621  Polystichum scopulinum Mrs. Carlotta C. Hall 1912-7-14 9355 Plumas e branch of Nelson Creek 1950 Comment
  SEINET10460758  Porterella carnosula Austin 1878-1 AUSTIN s.n. Plumas Near Slender district Comment
  SEINET10460772  Porterella carnosula A. Arthur Heller, Patrick B. Kennedy 1907-7-2 Heller 8678 Plumas Comment
  CHSC8773  Potamogeton alpinus S. Chulasmai 1966-5-13 32 Plumas Honey Lake. Comment
  UC1099877  Potamogeton epihydrus subsp. nuttallii Malcolm A. Nobs, S. Galen Smith 1949-8-20 1469 Plumas 9 mi s of Milford (on road between Beckwith and Milford); Willow Creek Comment
  CHSC24276  Potamogeton foliosus K. R. Stern 1975-7-25 Plumas NW end of Lake Almanor. Comment
  UC1028644  Potamogeton foliosus Robert J. Weatherby 1950-7-28 1492 Plumas near Quincy; Snake Lake 1219 Comment
  POM312995  Potamogeton foliosus Malcolm A. Nobs, S. Galen Smith 1949-8-18 1363 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CHSC23618  Potamogeton gramineus J. Cox 1975-7-23 Plumas NW end of Lake Almanor. Comment
  SEINET11664774  Potamogeton gramineus W. Knight, Knight, I. 1983-1 4926 Plumas at Warner Valley on road to Drakesbad 1570 Comment
  CHSC108036  Potamogeton natans L. P. Janeway 2011-9-22 10736 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. Plants floating in 6+dm of water. 1468 Comment
  SEINET5712421 Image available Potamogeton natans Michelle Yeargan 1973-1 Y 072 Plumas 2 miles west of Keddie.; Keddie Comment
  CHSC61454  Potamogeton pusillus var. tenuissimus Vernon H. Oswald; Lowell Ahart 1993-8-11 5784 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. Along the edge of the lake. 1767 Comment
  NY436141  Potentilla aperta A. A. Heller 1907-7-18 8882 Plumas Beckwith Comment
  UC567197  Potentilla gracilis E. Sawyer 1935-6-7 84 Plumas 3 3/4 mi ssw Sugarloaf Peak; Sierraville Quad. Comment
  CDA19274  Potentilla gracilis var. elmeri G. D. Barbe, T. C. Fuller 1982-6-17 3858 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  CAS-BOT-BC539746  Potentilla gracilis var. fastigiata A. H. Kramer 1933-6-1 s.n. Plumas Lassen National Park Comment
  CAS-BOT-BC540072  Potentilla gracilis var. fastigiata Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  CAS-BOT-BC540075  Potentilla gracilis var. fastigiata Anna Head 1920-7-25 s.n. Plumas Lake Center 1920 Comment
  CAS-BOT-BC540077  Potentilla gracilis var. fastigiata Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  CAS-BOT-BC540403  Potentilla gracilis var. fastigiata John Thomas Howell 1973-7-9 49711 Plumas Sierra Nevada, Crescent Mills 1066 Comment
  CAS-BOT-BC47618  Primula suffrutescens Anna Head 1920-7-15 s.n. Plumas Round Lake Peak and Mt. Elwell (north slopes near ?), Feather River Region 2377 Comment
  SJSU13890  Primula suffrutescens N. A. Hopkins & M. F. 1985-8-29 1322 Plumas 0.5 mi SW of Long L & Mt Elwell 2255 Comment
  SD6643  Prunella vulgaris Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  SEINET10499460  Prunella vulgaris subsp. vulgaris Mary Susan Taylor 1982-8-19 Taylor 5019 Plumas T22N R12E sw/ne sec 9. Johnsville quad. In lawn at upper barracks, Mohawk Ranger Station, s side of Hwy 70, ca. 1 mi w of Blairsden. 4350 ft. 1326 Comment
  RSA52867  Prunella vulgaris var. lanceolata R. Weatherby 1950-7-7 1449 Plumas Gansner Creek, Quincy. 1220 Comment
  CAS-BOT-BC159820  Prunus andersonii John Thomas Howell 1962-6-19 37879 Plumas Beckwourth Pass 1584 Comment
  RSA252506  Prunus andersonii Robert F. Thorne, C. W. Tilforth 1969-9-6 39252 Plumas Beckwourth Pass, Plumas-Lassen Co. Line. 1590 Comment
  CAS-BOT-BC158138  Prunus emarginata Alice Eastwood 1927-6-17 14633 Plumas United States Forest Reserve Comment
  CAS-BOT-BC158144  Prunus emarginata Anna Head 1921-6-25 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC158149  Prunus emarginata R. F. Thorne; C. W. Tilforth 1969-9-6 39224 Plumas C. 2.5 mi. S. of Graeagle on Gold Lake Road 1645 Comment
  CAS-BOT-BC158150  Prunus emarginata Ella Dales Cantelow 1939-3-19 2541 Plumas 6 - mi. W. of Bucks Lake 1764 Comment
  CHSC35918  Prunus emarginata M. S. Taylor 1982-5-25 4531 Plumas Jct of Peoria Creek Rd (23N10) and Cold Water Creek, 2.5 mi n of its jct with Nelson Creek, ca. 4 air mi sw of Sloat. 1463 Comment
  CHSC46656  Prunus emarginata Lowell Ahart 1989-7-2 6337 Plumas Near low cliffs, on the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 Comment
  RSA309589  Prunus emarginata James R. Shevock 1972-5-19 1794 Plumas Hwy. 147, E side of Lake Almanor 1402 Comment
  UC1128323  Prunus emarginata E. Sawyer 1935-5-23 34 Plumas 1 1/2 mi ssw of Kerby (Plumas National Forest); Plumas National Forest 1554 Comment
  UC586844  Prunus emarginata Joseph Andorfer Ewan 1934-6-25 8197 Plumas Gold Lake Road; Sierra Nevada, Gold Lake Road 1524 Comment
  SEINET7346803  Prunus emarginata A. A. Heller, P. B. Kennedy 1907-7-15 8845 Plumas Near mouth of Little Grizzly Creek below Genessee Comment
  CHSC40930  Prunus virginiana var. demissa K. R. Stern 1985-6-25 8276 Plumas Vicinity of Blairsden. Comment
  UC1128476  Prunus virginiana var. demissa C. W. Hanks 1934-8-17 55 Plumas N.E. Sierra Valley, Plumas National Forest N.E. Sierra Valley; Plumas National Forest, N.E. Sierra Valley 1524 Comment
  CAS-BOT-BC356515  Pseudognaphalium beneolens John Thomas Howell 1959-9-21 34737 Plumas Belden 701 Comment
  CAS-BOT-BC356504  Pseudognaphalium beneolens John Thomas Howell 1959-9-21 34797 Plumas Virgilia 841 Comment
  JEPS102717  Pseudognaphalium luteoalbum Lowell Ahart 2001-10-8 9308 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  CAS-BOT-BC357351  Pseudognaphalium microcephalum E. K. Balls 1950-9-15 15858 Plumas South tip Lake Almanor, near P.G.E. dam, Hwy 89 1371 Comment
  CAS-BOT-BC361680  Pseudognaphalium thermale John Thomas Howell 1975-7-22 51352 A Plumas 2 miles northwest of Spring Garden 1173 Comment
  JEPS115337  Pseudognaphalium thermale Lowell Ahart, John Dittes 2009-9-7 16377 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  RSA201260  Pseudognaphalium thermale J. T. Howell 1960-8-20 36279 Plumas Kelly Camp, near Drakesbad 1616 Comment
  CHSC75489  Pseudostellaria jamesiana G. F. Hrusa; T. D. Wilfred 1997-6-26 13928 Plumas Sierra Nevada. Site about Pine Creek at Brady's Camp. Pine Creek Valley, +/- 1/2 mi. NE Argentine Rock. On creek banks. 2125 Comment
  RSA101456  Pseudostellaria jamesiana R. Weatherby 1955-7-2 1582 Plumas Wilcox Valley. 1768 Comment
  RSA739843  Pseudostellaria sierrae Barbara Ertter, Gary Schoolcraft 1990-5-14 8984 Plumas E side of mountain above Crescent Mills, E of Round Valley Reservoir. 1372 Comment
  CAS-BOT-BC80156  Pseudotsuga menziesii Saichi Kawahara 1968-5-5 413 Plumas Feather River Canyon, 5 miles west of Quincy turnoff, on Highway 70 914 Comment
  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
  JEPS115099  Pseudotsuga menziesii var. menziesii Lowell Ahart, John Dittes 2009-7-13 16058 Plumas East 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
  OBI69176  Pseudotsuga menziesii var. menziesii Kristina L. Schultz, Dan Schultz 2000-11-3 5 Plumas Quincy Range. Located directly off trl at the intersection of Jackson St. and Old Meadow Valley rd 1067 Comment
  CAS-BOT-BC362000  Psilocarphus tenellus Mrs. H. C. Cantelow 1940-5-10 s.n. Plumas 2 1/2 miles west of Buck's Lake Comment
  SBBG30515  Psilocarphus tenellus D. Myrick 1968-6-19 1950 Plumas St Hwy 89, W of Lake Almanor 1371 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
  SEINET10869895  Pycnanthemum californicum Mary Susan Taylor 1982-8-12 Taylor 4979 Plumas T22N R12E nw/ne sec 14. Blairsden quad. Along Denton Creek, between 516 and Hwy 70, ca. 1 mi e of Blairsden. Mixed Evergreen Forest; 4700 ft. 1432 Comment
  CAS-BOT-BC462896  Pyrola asarifolia E. K. Balls 1950-9-8 15708 Plumas Lakes Center Public Campground, southern part of the county 2042 Comment
  CAS-BOT-BC462784  Pyrola dentata Clare B. Hardham 1975-8-2 20467 Plumas Sierra Nevada; Black Mt. 2133 Comment
  JEPS58819  Pyrola dentata W. L. Jepson 1924-7-24 10633 Plumas Rich Point 914 Comment
  JEPS58820  Pyrola picta W. L. Jepson 1924-7-24 10633 Plumas Rich Point 914 Comment
Read comments
Jul 29 2015
  CAS-BOT-BC362285  Pyrrocoma lanceolata var. lanceolata John Thomas Howell; Gordon H. True 1967-7-11 43297 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CAS-BOT-BC362287  Pyrrocoma lanceolata var. lanceolata W. Harnach; N. Harnach 1990-7-29 487 Plumas Sierra Valley. At the gate to the old Pat Nobel ranch 1490 Comment
  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
  UCD45391  Quercus chrysolepis Leonard H. Day 1948-7-11 s.n. Plumas Elevation 4710 feet; Lava Top (in Butte County) about 1 mile south of Cascade, Plumas County, California. 1435 Comment
  CAS-BOT-BC94270  Quercus garryana var. semota Lowell Ahart 1981-7-18 2936 Plumas About 50 m W of the road, about 3 miles N of Belden on Caribou Road 1200 Comment
  CHSC101795  Quercus kelloggii Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15856 Plumas On the south side of the road, near cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC21079  Quercus kelloggii F. T. Griggs; A. Pass 1975-7-2 47 Plumas Buck's Lake Forest Service Survey. Comment
  SEINET10431673  Quercus kelloggii P. A. Lehenbauer 1938-1 s.n. Plumas 3 miles E of Portola. Comment
  UC586846  Quercus vacciniifolia Joseph Andorfer Ewan 1934-6-25 8200 Plumas above Blairsden (Gold Lake Road); Sierra Nevada 1524 Comment
  UCD47449  Quercus vacciniifolia John M. Tucker 1948-7-25 1749 Plumas California, Plumas Co.; ca. 3/4 mi. west of United Mining Co. mine on southwest side of Camel Peak; Comment
  UCSB65469  Quercus vacciniifolia Tucker, John 1948-7-25 Plumas Ca. 3/4 mi. west of United Mining Co. mine on southwest side of Camel Peak 1554 Comment
  CAS-BOT-BC186685  Ranunculus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54175 Plumas Long Valley at road to Maxwell Mine 1633 Comment
  UC135578  Ranunculus alismifolius var. alismifolius Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  SEINET4090477  Ranunculus alismifolius var. alismifolius B. C. Templeton 1967-1 sn Plumas About 6 miles south of Beckwourth. Comment
  CHSC98349  Ranunculus alismifolius var. hartwegii L. P. Janeway 2007-6-3 9013 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 Comment
  SEINET3840890  Ranunculus aquatilis G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3857 Plumas Frenchman Lake, East shore, Crystal Fishing Access, Marshy arm of the lake at parking lot, USGS Quadrangle: Frenchman Lake 7.5 1710 Comment
  CAS-BOT-BC378977  Ranunculus aquatilis var. diffusus Mrs. A. R. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  UCSB46164  Ranunculus hystriculus Reisentz, Paul 1979-5-12 Plumas Injun Jim Campground, 6.7 miles south of Beldon. Comment
  CHSC89337  Ranunculus orthorhynchus var. orthorhynchus G. D. Barbe; T. C. Fuller 1982-6-16 3787 Plumas Northern California. Plumas National Forest. Meadow below Mud Lake, 3/4 mi NE of Eisenheimer Peak. [Lat./long. on label is '40 10 N; 120 43 W']. 2097 Comment
  JEPS23630  Ranunculus uncinatus Esther C. Fritz 1933-8-1 Plumas above Camp Califorest (UC Forestry Camp) (just off Meadow Valley); Schneider Meadow 1188 Comment
  SEINET12091404  Ranunculus uncinatus I. Knight, Knight, W. 1983-1 4924 Plumas on road between Chester and Drakesbad Comment
  RSA551252  Rhamnus J. T. Howell 1976-7-20 52038 Plumas transition zone forest at S end of Lake Almanor 1372 Comment
  CAS-BOT-BC59572  Rhamnus alnifolia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54408 Plumas Sierra Nevada - Walker Plain, about 8 miles southwest of Bucks Lake on road to Oroville 1524 Comment
  JEPS101236  Rhamnus alnifolia Dean W. Taylor 2000-7-31 17541 Plumas Little Antelope Creek, southeastern end of Antelope Lake (Feather River watershed); along Forest Road 278N41 0.2 miles S from junction of Road 172 (paved) Comment
  JEPS101249  Rhamnus alnifolia Dean W. Taylor 2000-7-31 17541 Plumas Little Antelope Creek, southeastern end of Antelope Lake (Feather River watershed); along Forest Road 278N41 0.2 miles S from junction of Road 172 (paved) 1554 Comment
  JEPS103380  Rhamnus purshiana Lowell Ahart 2002-7-6 9838 Plumas On the SW side of a meadow, on the W side of the dirt road, on Rock Island Ridge, ca 3/4 mile SE of Soapstone Hill and the Oroville Quincy Highway, ca 1 1/2 miles (air) NE of Four Trees. 1611 Comment
  RSA59332  Rhamnus purshiana E. K. Balls 1950-9-12 15785 Plumas 1.5 miles along trail from Lakes Center Public Camp to Long Lake Outlet, southern Plumas County 2012 Comment
  CDA9328  Rhamnus rubra D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .288 Plumas Plumas Eureka State Park. S Johnsville Comment
  CAS-BOT-BC56580  Rhododendron columbianum E. K. Balls 1950-9-9 15770 Plumas west of Lakes Center Public Camp, southern Plumas County 2042 Comment
  HSC7836  Rhododendron columbianum L. S. Rose 1969-6-24 69052 Plumas Butterfly Valley, 5 mi. W of Keddie 1311 Comment
  CDA17244  Rhododendron neoglandulosum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16271 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CHSC21667  Rhododendron occidentale D. Brink; L. Mayer 1975-7-12 Plumas Comment
  CHSC104763  Rhus glabra L. P. Janeway 2010-7-17 10163 Plumas Northern High Sierra Nevada. North side of North Fork Feather River, at southwestern end of James Lee (Injun Jim) Campground. 532 Comment
  RSA600534  Rhynchospora capitellata L. C. Wheeler 1959-7-16 7572 Plumas Butterfly Valley. Comment
  CAS-BOT-BC111922  Rhynchospora glomerata var. capitellata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1695 Plumas In wet area in Sweetwater Meadow 1127 Comment
  CDA14735  Ribes cereum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3267 Plumas Mount Hough summit. 2194 Comment
  JEPS113418  Ribes inerme var. inerme Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14463 Plumas About 40 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
  CHSC101938  Ribes nevadense Lowell Ahart; John Dittes 2009-7-15 16103 Plumas On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  JEPS115783 Image available Ribes nevadense Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15871 Plumas Southwest of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  CDA14590  Ribes roezlii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3073 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  UCD19441  Ribes roezlii W. B. McHenry 1990-5-21 s.n. Plumas Bucks Lake, along quarry road. 1584 Comment
  CAS-BOT-BC186221  Ribes roezlii var. roezlii John Thomas Howell 1960-7-18 35555 Plumas Drakesbad 1828 Comment
  UCD102519  Ribes velutinum B. Crampton 1954-5-11 1878 Plumas Border of Lassen County, Bechwourth Pass. 1588 Comment
  CAS-BOT-BC168784  Ribes viscosissimum Rimo Bacigalupi 1923-6-14 s.n. Plumas At base of Mt. Fillmore on road between Gibsonville and Johnsonville, Sierra-Plumas Co. boundary. 1981 Comment
  UC1127627  Ribes viscosissimum G. T. Nordstrom 1934-7-16 228 Plumas 1 3/4 mi ne Mount Ararat; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC170951  Ribes viscosissimum H. M. Hall 1912-6-29 9287 Plumas Summit of Spanish Peak Sierra Nevada Mountains 2133 Comment
  CHSC80651  Ribes viscosissimum var. hallii Lowell Ahart 2001-6-4 8753 Plumas About 1/8 mile north of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. 1615 Comment
  RSA71290  Rigiopappus leptocladus L. S. Rose 1951-6-29 51066 Plumas Nine miles east of Quincy. 1220 Comment
  CHSC117340  Rorippa curvisiliqua var. curvisiliqua B. Castro 2007-7-24 1680 Plumas Northern High Sierra Nevada. Plumas National Forest. Ferris Flat, on floodplain of Ferris Creek ca 0.25 mi SW of its confluence with Last Chance Creek. Ca7 air mi SE of Milford, 5 mi SW of Hwy 395 and 12 mi NW of Doyle. In recently drying flat near main road (USFS Rd 28N03). 1761 Comment
  CHSC103135  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2009-9-7 16379 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS114341  Rorippa curvisiliqua var. orientalis Lowell Ahart 2008-9-10 15393 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte 1537 Comment
  JEPS122115  Rorippa curvisiliqua var. orientalis Lowell Ahart 2014-8-24 19751 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
  CAS-BOT-BC75024  Rorippa palustris var. hispida John Thomas Howell 1961-9-23 36849 Plumas Sierra Nevada. Indian Valley. 1082 Comment
  SDSU9230  Rosa pisocarpa R. M. Beauchamp 1965-7-17 Plumas 0.5 mile N of Chester. Comment
  CHSC87617  Rosa pisocarpa subsp. ahartii Lowell Ahart; Josephine Guardino 2004-5-24 10946 Plumas On the bottom of a small drainage, about 100 yards north of the railroad, Greenhorn Creek, and Highway 70, about 1/2 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1158 Comment
  CAS-BOT-BC149728  Rosa woodsii subsp. ultramontana Thomas H. Kearney 1944-8-14 72 Plumas Near Prattville, Lake Almanor Comment
  JEPS102528  Rosa woodsii var. ultramontana Lowell Ahart 2001-8-29 9226 Plumas Near Ramelli Creek, a branch of Little Last Chance Creek, about 3 miles (air) north of Frenchman Lake. 1737 Comment
  CDA32030  Rotala ramosior L. Ahart, J. Dittes 2009-9-7 16383 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. Comment
  CAS-BOT-BC148001  Rubus leucodermis Lewis S. Rose 1966-7-26 66051 Plumas Butterfly Creek & Spanish Creek, 1 mi. S. of Keddie 883 Comment
  CHSC101912  Rubus leucodermis Lowell Ahart; John Dittes 2009-7-14 16071 Plumas On the south side of Forest Service Road 26N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  SBBG128282  Rubus leucodermis L. Ahart, J. Dittes 2009-7-14 16071 Plumas S side of Forest Service Rd 27N92, ca. 1.9 mi SE of Seneca, ca. 6 mi S of Lake Almanor Reservoir Dam 1677 Comment
  UC1128627  Rubus parviflorus G. T. Nordstrom 1934-7-9 195 Plumas 3/4 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CAS-BOT-BC147367  Rubus pensilvanicus John Thomas Howell 1976-7-15 51875 Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  CAS-BOT-BC422038  Rumex acetosella John Thomas Howell 1960-7-21 35800 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC422044  Rumex acetosella Anna Head 1920-8-1 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC422049  Rumex acetosella L. P. Janeway 1989-7-20 3505 Plumas Plumas National Forest, Beckwourth Ranger District. 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. 1676 Comment
  CHSC97218  Rumex fueginus 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
  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
  CAS-BOT-BC109298  Rumex paucifolius Alice Eastwood 1918-5-25 6996 Plumas Portola. Comment
  JEPS58034  Rumex paucifolius J. G. Lemmon 1875-4 Plumas Mohawk valley Mohawk Comment
  CHSC117342  Rumex salicifolius var. transitorius B. Castro 2007-7-24 1678 Plumas Northern High Sierra Nevada. Plumas National Forest. Ferris Flat, on floodplain of Ferris Creek ca 0.25 mi SW of its confluence with Last Chance Creek. Ca 7 air mi SE of Milford, 5 mi SW of Hwy 395 and 12 mi NW of Doyle. In flat near main road (USFS Rd 28N03) 1761 Comment
  CAS-BOT-BC434081  Rumex transitorius John Thomas Howell 1961-9-25 36933 Plumas Feather River bed, Portola 1478 Comment
  CHSC82506  Sagina decumbens subsp. occidentalis Lowell Ahart; John Dittes 2002-6-17 9723 Plumas In a meadow, on the north side of the road, about 1/8 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1651 Comment
  UC1185299  Sagina saginoides H. E. Brown Aug 1 1897-Aug 15 1897 627 Plumas near Lassen Buttes 1828 Comment
  CHSC81412  Sagittaria cuneata Lowell Ahart 2001-9-18 9282 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  UC54240  Sagittaria cuneata H. M. Hall and E. B. Babcock July, 1903 4417 Plumas in small lake of nw Plumas Co. Sierra Nevada Mountains 1645 Comment
  CHSC33939  Sagittaria latifolia M. S. Taylor 1981-8-5 4165 Plumas Indian Valley, s side of Hwy 105, 1.5 mi e of its jct with Hwy 80 just n of Crescent Mills. 1066 Comment
  CHSC44968  Salix K. R. Stern 1985-6-25 8214 Plumas Vicinity of Blairsden. Comment
  CAS-BOT-BC103889  Salix exigua Lewis S. Rose 1968-6-10 68090 Plumas Quincy 1036 Comment
  CAS-BOT-BC103890  Salix exigua W. Harnach; N. Harnach 1991-6-21 557 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23 1487 Comment
  CAS-BOT-BC103884  Salix exigua John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54345 Plumas Near mouth of Lights Creek 1371 Comment
  JEPS122330  Salix exigua var. hindsiana Lowell Ahart 2014-9-9 19851 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  JEPS15367  Salix geyeriana W. L. Jepson 1939-8-14 19416 Plumas Willow Creek 1828 Comment
  UC846472  Salix geyeriana Alice Eastwood 1918-5-25 7003 Plumas Portola Comment
  POM180953  Salix geyeriana var. argentea A. A. Heller, P. B. Kennedy 1907-7-4 8728 Plumas Meadow 2 miles S of Red Clover valley. Comment
  CHSC118828  Salix jepsonii Wendy L. Boes 2015-5-27 2015019 Plumas Plumas National Forest. Location southwest of Silver Creek, north of Forest Service 24N29X, west of 24N56, near Meadow Valley. UTM 663727 E, 4422262 N, NAD83 Zone 10N. Growing in creek. 1160 Comment
  RSA502885  Salix laevigata J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-25 54338 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  CAS-BOT-BC125304  Salix lasiandra var. lasiandra David D. Keck 1932-7-3 1658 Plumas Meadow south of Spanish Creek, Quincy, in the Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC125309  Salix lasiandra var. lasiandra John Thomas Howell 1955-7-20 30841 Plumas Mohawk 1371 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-BC125315  Salix lasiandra var. lasiandra Anna Head 1920-1-1 s.n. Plumas Feather River Region Comment
  CAS-BOT-BC125317  Salix lasiandra var. lasiandra John Warren Duffield 1937-5-30 s.n. Plumas North of Meadow Valley Creek near road into University of California Forestry Camp Comment
  CAS-BOT-BC128442  Salix lasiolepis var. lasiolepis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54287 Plumas Moist seepage area on China Grade, 1.4 miles south of Taylorsville - Sierra Nevada 1402 Comment
  CHSC69903  Salix lemmonii L. P. Janeway 1997-5-14 5126 Plumas Along Dixie Creek at the '70' Road (to Laufman); in northeast corner of Red Clover Valley. 1676 Comment
  RSA726287  Salix lemmonii L. Ahart, John Dittes 2007-6-16 14128 Plumas S side of County Road 111 (Beckwourth Gensee Road). 50 yards E of Forest Rd 24N08. Red Clover Valley. About 2 miles (air) N of the N end of Lake Davis. 1648 Comment
  LA208844  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas N fork of Feather River, at Chester, at hwy bridge 1350.0 Comment
  RSA151686  Salix lucida Paul A. Mitchell 1959-6-8 38 Plumas D L Bliss State Park, along N shore of Emerald Bay near marshy cove and old stone pier Comment
  CHSC80690  Salix lucida subsp. lasiandra Lowell Ahart 2001-6-4 8755 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
  RSA699789  Salix lucida subsp. lasiandra L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11173 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CAS-BOT-BC129383  Salix melanopsis David D. Keck 1932-7-3 1656 Plumas Meadow south of Spanish Creek - Quincy 1066 Comment
  JEPS122298  Salix melanopsis Lowell Ahart 2014-8-31 19810 Plumas On the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 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
  UC482037  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 395 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  CAS-BOT-BC129093  Salix scouleriana Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas At Johnsville on road to Gibsonville 1615 Comment
  UC1135084  Salix scouleriana E. Sawyer 1935-6-25 147 Plumas 1 1/2 mi. s.-s.w. Crow; Plumas Nat'l Forest, Sierraville Quadrangle Comment
  UC1229868  Salvia aethiopis T. C. Fuller 1962-6-13 8998 Plumas Duensing property, Rt. 1, Box 7, North Road Indian Valley (2 mi E of Greenville) Comment
  UCD125443  Salvia aethiopis T. C. Fuller 1962-6-13 8998 Plumas Duensing prop., Route 1, Box 7, North Road, Indian Valley, 2 miles east of Greenville. Comment
  UC114597  Sanguisorba annua unknown 1892-7-4 Plumas Prattsville Comment
  JEPS46337  Sanguisorba annua W. L. Jepson 1939-8-12 19399 Plumas Ferris Creek , branch of Last Chance Creek (branch of Last Chance Creek) 1767 Comment
  CDA18748  Sanicula graveolens G. D. Barbe, T. C Fuller 1982-7-16 3769 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
  CDA38521  Sanicula graveolens L. P. Janeway 2001-7-3 7270 Plumas Northern High Sierra Nevada.; Top of south-southwest facing slope overlooking Middle Fork Feather River; head of Sherman Creek. Comment
  CHSC108709  Sanicula graveolens B. Castro; L. P. Janeway 2001-7-22 1349 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. Alongside road (the western extension of USFS Rd 23N69). 1798 Comment
  CHSC42668  Sanicula graveolens Vernon Oswald 1986-6-6 2092 Plumas LaPorte-Quincy Rd. 0.5 mi n of its jct. with the Pacific Crest Trail. 1950 Comment
  CHSC99823  Sanicula graveolens Lowell Ahart 2008-7-16 15099 Plumas Dry open area, west of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  UC875486  Sanicula graveolens A. A. Heller 1915-7-7 12061 Plumas 12 mi W of Bucks (near the summit of Soapstone ridge); Sierra Nevada 1676 Comment
  CHSC62524  Sanicula tuberosa B. Castro 1993-7-8 474 Plumas Ca 0.5 mi W of turnoff to Bucks Lodge and other Bucks Lake resorts, off the S end of Haskins Bay ca 100 ft S of the Oro-Quincy Hwy. 1569 Comment
  UCD128055  Sanicula tuberosa J. M. Tucker 1948-7-24 1721 Plumas near road from Cascade to Camel Peak. 1615 Comment
  UCD23353  Sanicula tuberosa E. W. Jameson 1949-4-26 s.n. Plumas Experiment Station in Quincy. 1097 Comment
  SEINET3240186  Santalaceae R. L. Mathiasen 2007-1 2007 -32 Plumas Ca. 4.8 km W of Meadow Valley on high road to Bucks Lake 1470 Comment
  CDA38883  Sarcodes sanguinea R. Wilkey 1959-5-16 2380 Plumas Buck s Lake. 0 Comment
  UC105886  Sarcodes sanguinea Mrs. R. M. Austin Plumas Comment
  JEPS104066  Saxifraga odontoloma Lowell Ahart 2003-8-13 10503 Plumas On the e side of Hopkins Creek, ca 30 yd south of where Hopkins Creek forks, ca 1/8 mi south of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain, ca 10 1/2 mi (air) ne of La Porte. 1524 Comment
  UC384663  Saxifraga oregana E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CDA6721  Scabiosa atropurpurea D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .259 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CHSC44267  Scheuchzeria palustris subsp. americana Vernon Oswald 1988-7-19 3609 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On a peat island on the s side of the lake. 1676 Comment
  CAS-BOT-BC35585  Scirpus congdonii Mrs. E. C. Sutliffe 1914-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC35587  Scirpus congdonii Walter Knight; Irja Knight 1966-6-19 1386 Plumas Butterfly Valley 1127 Comment
  CHSC78750  Scirpus congdonii L. P. Janeway 2000-7-16 6921 Plumas Northern High Sierra Nevada. Mosquito Flat, 3.2 km south of Haskins Valley. East side of large flat dry meadow. 1676 Comment
  RSA66725  Scirpus congdonii J. T. Howell 1951-6-27 27602 Plumas McRae Meadow. 1982 Comment
  RSA71072  Scirpus congdonii L. S. Rose 1951-6-28 51033 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 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-BC111008  Scirpus microcarpus Claire Etienne 1969-7-26 284 Plumas Off Middle Fork of Feather River; Hwy 89 near Graeagle. 1280 Comment
  JEPS63958  Scirpus microcarpus W. L. Jepson 1939-7-30 19285 Plumas between Fales Hill and Chaparral Hill (Spanish Creek Headwaters); Spanish Creek headwaters, between Fales and Chaparral Hills 1584 Comment
  SEINET13751293  Scrophularia desertorum M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -6 Plumas Road along Last Chance Creek from Chilcoot to Frenchman's 1707 Comment
  UC174631  Scutellaria A. A. Heller and P. B. Kennedy 1907-7-11 8798 Plumas Prattville Comment
  SD6636  Scutellaria antirrhinoides R. M. Austin 1880-1 Plumas Big Meadows Comment
  POM93422  Sedella pumila Mary E. P. Ames 1871-05 s.n. Plumas Near Roseville; Taylorsville, Indian Valley. Comment
  JEPS115165  Sedum spathulifolium Lowell Ahart, John Dittes 2009-7-15 16096 Plumas On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  RSA716324  Senecio aronicoides L. P. Janeway 2005-6-26 8442 Plumas Northern High Sierra Nevada. Above road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  CAS-BOT-BC341175  Senecio hydrophiloides L. P. Janeway 1990-6-29 3745 Plumas Plumas National Forest, Beckwourth Ranger District. Meadow on S side of Little Grizzly Creek ca 1/4 mi E of Emigrant Creek 1767 Comment
  CAS-BOT-BC341177  Senecio hydrophiloides L. P. Janeway; Garrett Gibson 1991-6-24 4063 Plumas Plumas National Forest, Beckwourth Ranger District. North end of McReynolds Valley, ca 0.8 mi south of the 01 road in Squaw Valley 1691 Comment
  CAS-BOT-BC363731  Senecio hydrophilus Malcom A. Nobs; S. Galen Smith 1949-8-19 1409 Plumas Ca. 2 miles south of Greenville, Indian Valley 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
  CAS-BOT-BC363795  Senecio integerrimus John Thomas Howell 1962-6-17 37697 Plumas Portola 1463 Comment
  CAS-BOT-BC363792  Senecio integerrimus L. W. Swift 1933-6-7 83 Plumas Plumas National Forest. Fitch Canyon 1889 Comment
  CAS-BOT-BC363797  Senecio integerrimus Walter Knight; Irja Knight 1967-5-22 1806 Plumas Butterfly Botanical Area and Vicinity. Rubble gap Comment
  CHSC87619  Senecio integerrimus var. exaltatus Lowell Ahart; Josephine Guardino 2004-5-24 10941 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
  JEPS121735  Senecio integerrimus var. exaltatus B. Castro and L. P. Janeway 2009-6-7 1788 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~ 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. Near W edge of Thompson Creek, in the vicinity of headcut channels. Comment
  CAS-BOT-BC364396  Senecio triangularis John Thomas Howell; Gordon H. True 1967-7-11 43365 Plumas Southeast slope of Mt. Hough 2042 Comment
  CAS-BOT-BC364400  Senecio triangularis Catherine Best 1983-8-29 878 Plumas Lakes Basin Campground 1920 Comment
  CHSC70220  Sericocarpus oregonensis B. Castro; R. Fallscheer 1989-8-7 355 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rds 23N18, ca 0.4 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south flank Red Mtn. 1767 Comment
  UC725820  Sidalcea asprella subsp. nana A. A. Heller 1938-6-14 15158 Plumas open places near Gray's Flat (on the Feather River Highway); , nr Gray's Flat 868 Comment
  UCD147776  Sidalcea asprella subsp. nana Allyson Ayalon; Lucie Jerabkova 2012-8-1 138 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC278072  Sidalcea glaucescens Steven R. Hill; et al. 2010-7-17 38559 Plumas About 0.8 kilometers south of the southeast corner of LIttle Grass Valley Reservoir; alongside road 90 meters southeast of the main road from La Porte to reservoir. Plumas National Forest, South Fork Feather River headwaters near campground 1562 Comment
  JEPS67295  Sidalcea glaucescens W. L. Jepson 1939-7-31 19319 Plumas about 2 to 2 1/2 mi from summit Spanish Peak 2042 Comment
  SEINET7085246  Sidalcea glaucescens Steven R. Hill 2010-7-17 38559 Plumas About 0.8 kilometers south of the southeast corner of Little Grass Valley Reservoir; alongside road (to east side of reservoir) 90 meters southeast of the main road from La Porte to reservoir. Plumas National Forest, South Fork Feather River headwaters near campground. Coordinate Datum: WGS84/NAD83. 1563 Comment
  JEPS97969  Sidalcea oregana subsp. spicata B. G. Baldwin 1999-8-7 1090 Plumas N of Almanor Reservoir (E of Chester) (along road to Last Chance Campground (USFS), along E edge of Last Chance Marsh, where marsh extends E of road at junction with road bearing E) Comment
  RSA59475  Sidalcea oregana subsp. spicata E. K. Balls 1960-9-16 15876 Plumas Near Fish Hatchery, just N of Plumas and Sierra Co line. 1433 Comment
  CHSC62350  Silene bernardina B. Castro; L. Hanson 1989-8-17 401 Plumas Ca 13 air mi E of Greenville, ca 2.5 mi N of Kettle Rock, in the Mud Lake Research Natural Area within Plumas National Forest. 2042 Comment
  CHSC63453  Silene bernardina Lowell Ahart 1994-7-22 7488 Plumas Plumas County/Sierra County. South of the Pacific Crest Trail, west of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  CHSC82094  Silene bernardina L. P. Janeway 2001-8-5 7423 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  UC1137916  Silene californica G. T. Nordstrom 1934-7-2 168 Plumas 1 mi se Mt. Ararat; Bidwell Bar Quad., Plumas National Forest Comment
  UCR3553  Silene californica Wm. Horn Jr. 1963-7-14 630714- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, 100 yards south of Forest Service Road 24N36, 0.5 mi west of UC Forestry Camp 1159 Comment
  CHSC34855  Silene douglasii M. S. Taylor 1981-7-6 3986 Plumas S side of 25N84, at base of Devils Postpile type formation, ca. 1 mi e of Beckwourth-Milford Rd (26N70), ca. 18 air mi ne of Beckwourth. 1920 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
  CHSC21649  Silene laciniata subsp. californica D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  CAS-BOT-BC389372  Silene lemmonii Lowell Ahart 1968-6-29 s.n. Plumas 6 miles northeast of La Porte 1371 Comment
  CDA14135  Silene lemmonii G. F. Hrusa 1997-5-3 13825 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CDA15898  Silene lemmonii B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC52518  Silene lemmonii L. P. Janeway 1990-6-19 3722 Plumas Plumas National Forest. Creek west of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley. 1402 Comment
  CHSC84503  Silene nuda John Dittes 2003-8-8 2003 -81 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 3.9 air-miles east of Portola, ca. 0.7 air-mile southwest of Beckwourth, ca. 0.1 air-mile south of Middle Fork Feather River. Meadow at edge of Beckwourth-Calpine Road (A23). 1488 Comment
  SEINET5337235  Silene occidentalis A. A. Heller, P. B. Kennedy 1907-7-11 8814 Plumas Prattville 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
  CAS-BOT-BC75125  Sisymbrium altissimum M. S. Taylor 1982-9-13 5132 Plumas Ramelli Ranch, at junction of Grizzly Creek and Feather River, ca. 2 miles west of Beckwourth. 1487 Comment
  CDA33247  Sisyrinchium bellum L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11169 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
  CHSC58203  Sisyrinchium idahoense Vernon H. Oswald; Lowell Ahart 1992-6-22 5030 Plumas Small corner of property on the S side of Warner Valley Rd. between Lee and Kelly camps. 1627 Comment
  UC1191945  Sium suave Malcolm A. Nobs, S. Galen Smith 1949-8-19 1458 Plumas on southeastern side of Portola Portola Comment
  CHSC82480  Solanum parishii Lowell Ahart 2002-6-26 9771 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  UCD127001  Solanum physalifolium var. nitidibaccatum Mr. Peters 1927-9-1 818 Plumas Taylorsville. Comment
  JEPS102317  Solanum umbelliferum Lowell Ahart 2001-6-4 8752 Plumas 4 1/2 air miles N of La Porte (W side of the dirt road, W of South Fork of the Feather River, about 1/4 mi N of Little Grass Valley Reservoir) 1584 Comment
  SEINET7723122  Solanum xanti Unknown Plumas American Valley Comment
  CAS-BOT-BC365513  Solidago elongata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1516 Plumas Butterfly Botanical Area and Vicinity. North end of Pond Reservoir 1097 Comment
  CHSC34306  Solidago elongata L. Ahart 1981-9-6 3066 Plumas Near Lights Creek, ca. 6 mi n of Taylorsville. 1300 Comment
  UC1070250  Solidago elongata C. W. Hanks 1934-8-30 63 Plumas Canyon 1 mi s Bald Rock; Sierraville Quad., Plumas National Forest Comment
  CAS-BOT-BC374404  Sonchus asper John Thomas Howell 1975-6-15 51130 Plumas Quincy 1036 Comment
  CAS-BOT-BC374666  Sonchus oleraceus John Thomas Howell 1951-6-29 27755 Plumas Feather River Canyon 548 Comment
  JEPS107734  Sorbus californica Lowell Ahart, John Dittes 2005-9-19 12381 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  CHSC115778  Sorbus scopulina Lowell Ahart; John Deurloo 2015-8-25 20525 Plumas On the north side of Cold Water Creek, about 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. 1475 Comment
  SD6462  Sparganium emersum Daniel Cleveland 1882-7-27 Plumas Big Meadows Comment
  CHSC47592  Sparganium emersum subsp. emersum Lowell Ahart 1980-9-17 2657 Plumas On the south side of the lake, about 1/2 mile west of Fowler Peak, about 8 miles north of La Porte. 1524 Comment
  JEPS110532  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 o 1281 Comment
  CAS-BOT-BC390579  Spergularia rubra Ella Dales Cantelow 1940-5-11 3448 Plumas E. of Bucks Lake Comment
  SEINET10965512  Spergularia rubra Lowell Ahart 1984-6-3 Ahart 4657 Plumas On a road along Hwy 70, at Keddie, N of Quincy; Yellow Pine Forest; 1000 m. 1000 Comment
  SEINET11933015  Spergularia rubra W. Knight, Knight, I. 1983-1 4920 Plumas near confluence of North Fork of Feather Ri., and Warner Creek, between Drakesbad and Chester 1494 Comment
  SJSU14212  Sphaeromeria potentilloides N. A. Hopkins 1989-5-27 1497 Plumas near Marble Hot Springs Rd, Sierra Valley 1524 Comment
  CHSC54460  Sphenosciadium capitellatum Vernon H. Oswald; Lowell Ahart 1991-7-30 4781 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  UC1123205  Sphenosciadium capitellatum G. T. Nordstrom 1934-7-20 247 Plumas Silver Lake Dam; Plumas National Forest, Bidwell Bar Quad., Silver Lake Dam Comment
  JEPS103402  Spiraea densiflora Lowell Ahart 2002-7-2 9826 Plumas In a logged over area on the S side of Forest Road 22N94, E of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1606 Comment
  JEPS103583  Spiraea densiflora Lowell Ahart 2002-7-2 9826 Plumas In a logged over area on the S side of Forest Road 22N94, E of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1606 Comment
  RSA59178  Spiraea densiflora E. K. Balls 1950-9-1 15604 Plumas East of Long Lake, 2134 Comment
  SEINET264196  Spiraea densiflora S. Gessel 1940-6-27 Plumas Mt Hough Lookout; near Crystal Lake Comment
  CAS-BOT-BC149656  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
  POM274918  Spiraea douglasii Lyman D. Benson 1932-7-29 4004 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  SDSU9261  Spiraea douglasii R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile N of Chester. Comment
  UC1128713  Spiraea douglasii Beryl O. Schreiber 1938-7-9 2522 Plumas 1 mi e Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  RSA0005232  Spraguea pulcherrima A. A. Heller 1938-5-30 15132 Plumas Along Feather River Highway near Bucks Creek powerhouse. Comment
  CDA13417  Stellaria borealis subsp. sitchana G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13265 Plumas Sierra Nevada; Plumas National Forest. Along Bull Run Creek off USFS 23N12E. Comment
  UCD99340  Stellaria borealis subsp. sitchana John Thomas Howell 1960-7-21 35846 Plumas Drakesbad, NW of Willow Lake. 1676 Comment
  RSA794952  Stellaria crispa L. Ahart, John Dittes 2009-7-28 16198 Plumas Seeps, slope northwest of mine, west above Forest Service Road 27N28Y, 2.9 air miles northwest of Butt Valley Reservoir Dam. 1582 Comment
  SD147594  Stellaria nitens Walter Knight, Irja Knight, et al. 1967-5-7 1838 Plumas West slope of Butterfly Valley near old barn. 1035 Comment
  CHSC80828  Stellaria obtusa Lowell Ahart 2001-7-19 8942 A Plumas Sand bar on the east side of Hopkins Creek, about 100 yards northwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CAS-BOT-BC5619  Stenotus acaulis Amos Arthur Heller; P. B. Kennedy 1907-7-3 8696 Plumas Hills above Red Clover Valley. Comment
  CAS-BOT-BC375620  Stephanomeria lactucina M. S. Taylor 1981-7-21 4096 Plumas Ca. 1/8 mi e of 25N18, ca. 1 mi se of Taylor Rock, ca. 7 air mi n of Spring Garden 2011 Comment
  CHSC34909  Stephanomeria lactucina M. S. Taylor 1981-7-21 4096 Plumas Ca. 1/8 mi e of 25N18, ca. 1 mi se of Taylor Rock, ca. 7 air mi n of Spring Garden. 2011 Comment
  RSA0035827  Stephanomeria lactucina Lowell A. Ahart 2008-8-14 15195 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  UC1070291  Stephanomeria lactucina C. G. Albertus 1935-8-8 243 Plumas s slope Big Hill; Plumas National Forest, Downieville Quad. 1645 Comment
  OBI50217  Stephanomeria lactucina Barbara Ertter 1988-7-25 7852 Plumas Diamond Mts ca 15 airmiles due S of Susanville, sheep camp on Pierce Crk, T28N R12E sec 20 NWNE 1981 Comment
  UC1075698  Stephanomeria lactucina Robert J. Weatherby 1955-8-12 1680 Plumas near Meadow Valley (McFarland Ravine); Bear Creek Area 1402 Comment