Search Results — 2000 specimen records retrieved (1431 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  HSC1339  Abies concolor W. R. Rogers 1966-6-20 239 Plumas Spring Creek Comment
  NY29141  Abies concolor H. E. Brown 1897-8-1 671 - 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
  UCD19139  Acer glabrum W. B. McHenry 1990-5-21 s.n. Plumas Bucks Lake. Comment
  CAS-BOT-BC330987  Acer glabrum var. glabrum Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  RSA603070  Acer glabrum var. torreyi Joseph A. Ewan 1934-7-17 8535 Plumas Bear Lake, Mt. Elwell region 1982 Comment
  SD7293  Acer macrophyllum Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET7893936  Acer macrophyllum C. N. Saulisberry 1949-5-28 s.n. Plumas Feather River Canyon, near Keddie Comment
  UC1131589  Achnatherum hymenoides C. W. Hanks 1934-8-13 45 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC210688  Achnatherum lemmonii John Thomas Howell 1955-7-19 30766 Plumas Beckwourth 1493 Comment
  JEPS113675  Achnatherum nelsonii subsp. dorei Lowell Ahart, Josephine Guardino 2007-7-20 14341 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  CAS-BOT-BC216879  Achnatherum occidentale John Thomas Howell 1955-7-19 30770 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC216881  Achnatherum occidentale John Thomas Howell 1960-7-19 35670 Plumas Drakesbad 1828 Comment
  UC1133183  Achnatherum occidentale subsp. occidentale C. W. Hanks 1934-8-8 16 Plumas ridge top, nw end of Sierra Valley Plumas National Forest, Sierraville Quadrangle, Sierra Valle Comment
  UC1133186  Achnatherum occidentale subsp. occidentale E. Sawyer 1935-6-18 127 Plumas 1 3/4 mi se Crow; Plumas National Forest, Sierraville Quadrangle Comment
  SBBG21858  Acmispon americanus D. Myrick 1964-7-19 871 Plumas trail to Boiling Lake, Drakesbad 1737 Comment
  CHSC21652  Acmispon nevadensis D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake Forest Service Survey. 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
  UCD95334  Aconitum columbianum Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  SEINET10535954  Aconitum columbianum Mary Susan Taylor 1981-7-21 Taylor 4092 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
  CAS-BOT-BC391479  Aconitum columbianum subsp. columbianum Catherine Best 1983-8-29 876 Plumas Lakes Basin Campground 1920 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
  SEINET10573315  Actaea rubra subsp. arguta Taylor 1981-6-2 Taylor 3828 Plumas By creek 1189 Comment
  CHSC101945  Adenocaulon bicolor Lowell Ahart; John Dittes 2009-7-13 16052 Plumas On dry soil, on the east side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC21320  Adenocaulon bicolor F. T. Griggs; A. Pass 1975-8-1 282 Plumas Lower Bucks Lake. Buck's Lake Forest Service Survey. Comment
  UC1075668  Adenocaulon bicolor Robert J. Weatherby 1950-7-7 1446 Plumas Gansner Creek; Quincy, Gasner Creek 1219 Comment
  RSA424435  Adiantum aleuticum Margaret J. Williams, Betty Larson 1983-8-12 83- 136 -1 Plumas Caribou Power Station road, 25 miles west of Quincy. Comment
  SBBG29872  Agastache urticifolia E. Crum 1937-8-7 1947 Plumas 3 mi W of Lake Almanor 1524 Comment
  UC588126  Agastache urticifolia Ethel Crum 1937-8-7 1947 Plumas three mi w Lake Almanor; w of Lake Almanor 1524 Comment
  SD6640  Agastache urticifolia Daniel Cleveland 26 Jul 188- Plumas Big Meadows, Hamilton Bridge Comment
  JEPS107720  Agoseris grandiflora Lowell Ahart, John Dittes 2005-9-19 12421 Plumas On damp disturbed soil, along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  CAS-BOT-BC29652  Agoseris grandiflora var. grandiflora John Thomas Howell 1955-7-19 30773 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC29653  Agoseris grandiflora var. grandiflora John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54118 Plumas Quincy 1036 Comment
  CHSC97627  Agoseris heterophylla Lowell Ahart; John Dittes 2007-6-16 14099 Plumas On dry soil, 100 yards east of a 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
  CAS-BOT-BC22917  Agoseris heterophylla Alice Eastwood 1927-6-18 14672 Plumas Greenville Comment
  CHSC117487  Agoseris monticola Lowell Ahart 2016-6-29 21073 Plumas Top and southwest part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  UC1536768  Agoseris monticola G. H. True Jr. 1937-7-14 955 Plumas at top of Milford Grade Milford Grade 1828 Comment
  CAS-BOT-BC13314  Agoseris parviflora Alice Eastwood 1918-5-25 6983 Plumas Portola Comment
  CAS-BOT-BC13436  Agoseris retrorsa Anna Head 1921-6-22 s.n. Plumas Campbell's Hot Springs, Sierra Valley. 1524 Comment
  CAS-BOT-BC127597  Agropyron cristatum John Thomas Howell; H. Keith Wagnon 1980-5-28 53708 Plumas Sierra Nevada. North Fork Feather River Canyon 4 miles northeast of Pulga Bridge. Comment
  CAS-BOT-BC127496  Agrostis capillaris L. P. Janeway 1992-8-30 4303 Plumas Plumas National Forest. Beckwourth Ranger District. McRae Compartment. McRae Meadow. Upper end of East Nelson Creek. 1914 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-BC127079  Agrostis exarata John Thomas Howell 1973-7-10 49736 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  CAS-BOT-BC127081  Agrostis exarata John Thomas Howell; Gordon H. True 1973-7-31 50087 Plumas Sierra Nevada. Summit ridge of Thompson Peak. Diamond Range. 2194 Comment
  CAS-BOT-BC139616  Agrostis gigantea Hans Leschke 1960-9-7 1789 Plumas Lassen Volcanic National Park. Park boundary north of Willow Lake. Comment
  CAS-BOT-BC139413  Agrostis hyemalis H. S. Yates 1936-8-12 6091 Plumas Lake Almanor. 1341 Comment
  SEINET10507103  Agrostis idahoensis Lowell Ahart 1985-7-11 Ahart 5143 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CAS-BOT-BC138705  Agrostis scabra Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1617 Plumas Butterfly Botanical Area and Vicinity. Along roadside at Fern Glen. 1097 Comment
  CAS-BOT-BC138708  Agrostis scabra John Thomas Howell 1951-6-28 27729 Plumas Eureka Lake. 1889 Comment
  CAS-BOT-BC138714  Agrostis scabra John Thomas Howell 1960-7-18 35523 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC32855  Agrostis scabra L. Ahart 1980-10-6 2678 Plumas Ca. 1 mi s of La Porte. 1600 Comment
  JEPS122299  Agrostis scabra Lowell Ahart 2014-8-31 19800 -A Plumas In and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  POM116227  Agrostis scabra Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  SD46462  Agrostis scabra Robert J. Weatherby 1950-7-17 1465 Plumas Locally abundant and scattered grass on bed of vernal pool, Feather River Camp, 4 miles north of Quincy. 1067 Comment
  JEPS110421  Agrostis thurberiana Lowell Ahart 2006-7-9 12930 Plumas Near a small seep in a small open area in brush, about 100 yards N of the paved basalt road, about 3 3/4 miles (air) NW of Tamarack Flat, about 5 3/4 miles (air) NW of Little Grass Valley Reservoir. 1678 Comment
  CHSC69524  Agrostis viridis Lowell Ahart 1997-9-11 7901 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
  CAS-BOT-BC267056  Alisma John Thomas Howell 1961-9-23 36850 Plumas Indian Valley 1082 Comment
  UC1075659  Alisma plantago-aquatica Robert J. Weatherby 1950-7-28 1505 Plumas marshy hole near Indian Creek (2 mi s of Crescent Mills) 1036 Comment
  CHSC108034  Alisma triviale L. P. Janeway 2011-9-22 10735 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. 1468 Comment
  CAS-BOT-BC131950  Allium Catherine Best 1980-6-13 s.n. Plumas Hwy. A23 - 3 mi south of Beckwourth Comment
  CAS-BOT-BC459423  Allium acuminatum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2176 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area and Vicinity 883 Comment
  CDA32389  Allium campanulatum G. D. Barbe, T. C. Fuller 1982-6-17 3817 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CAS-BOT-BC466604  Allium campanulatum E. K. Balls; L. W. Lenz 1956-6-19 21843 Plumas forest lodge, sw of greenville 1127 Comment
  CAS-BOT-BC466615  Allium campanulatum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54224 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CAS-BOT-BC466618  Allium campanulatum John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-7-10 2101 Plumas Between Butterfly Valley and Darlingtonia bog 1066 Comment
  CAS-BOT-BC466621  Allium campanulatum David D. Keck 1932-7-3 1630 Plumas Quincy. Northern Sierra Nevada 1065 Comment
  CDA33242  Allium campanulatum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3129 Plumas 3.25 miles west of Round Valley Reservoir Dam , 0.25 mile east of road to Canyon Dam. Comment
  RSA123164  Allium campanulatum B. O. Schreiber 1938-7-10 2526 Plumas 1/4 mile south of U. S. Forestry Camp near Meadow Valley. 1098 Comment
  SEINET8119070  Allium campanulatum A. A. Heller, P. B. Kennedy 1907-7-11 8815 Plumas Prattville. Comment
  CHSC21693  Allium obtusum var. obtusum F. T. Griggs; A. Pass 1975-7-16 196 Plumas Lower Buck's Lake. Comment
  CHSC41183  Allium obtusum var. obtusum J. D. Jokerst 1984-5-14 2014 Plumas SW of Genesee Valley, S of Ward Cr. 1584 Comment
  CHSC58048  Allium parvum Vernon H. Oswald 1992-5-18 4941 Plumas Juniper Lake Rd. 0.3 mi N of the park boundary. Lassen National Park. 1999 Comment
  CAS-BOT-BC474088  Allium platycaule Lowell Ahart 1983-7-20 4200 Plumas About 1/4 mile east of the Feather Fork Mine, about 5.5 miles north of La Porte 1800 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-BC476718  Allium validum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC476721  Allium validum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2382 Plumas Butterfly Valley Comment
  SEINET10472025  Allium validum Mary Susan Taylor 1982-8-4 Taylor 4917 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
  JEPS114527  Allophyllum integrifolium Lowell Ahart 2008-8-14 15200 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  CAS-BOT-BC171357  Alnus incana subsp. tenuifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1450 Plumas Butterfly Botanical Area and vicinity. In bed of Butterfly Creek at confluence of Spanish Creek 1021 Comment
  CAS-BOT-BC171369  Alnus incana subsp. tenuifolia Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  RSA189386  Alnus incana subsp. tenuifolia L. S. Rose 1967-6-12 67113 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  RSA232721  Alnus incana subsp. tenuifolia Larry E. DeBuhr, Gary Wallace 1972-5-21 599 Plumas Plumas National Forest, Butterfly Valley about 1 mile southwest of Keddie, along forest road 25N12. Comment
  RSA29618  Alnus incana subsp. tenuifolia Joseph A. Ewan 1934-7-8 8596 Plumas Camp Coldwell, Dentins(?) Mohawk Valley 1616 Comment
  SEINET4070181  Alnus incana subsp. tenuifolia B. C. Templeton 1967-1 10743 Plumas Butterfly Valley, near Quincy. 1066 Comment
  CAS-BOT-BC170694  Alnus rhombifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1449 Plumas Near creek bed of Spanish Creek adjacent to confluence of Butterfly Creek. Butterfly Botanical Area and Vicinity 883 Comment
  CAS-BOT-BC170700  Alnus rhombifolia Alice Eastwood 1927-6-18 14552 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  UCD110008  Alnus rhombifolia John Thomas Howell 1959-9-24 34943 Plumas Spanish Creek at mouth of Butterfly Creek. 883 Comment
  UCD20778  Ambrosia artemisiifolia A. M. Shapiro 2002-8-25 s.n. Plumas Plumas County. West end of Quincy on Hwy 89 near entrance to Feather River College. 1200 Comment
  JEPS108986  Ambrosia psilostachya Lowell Ahart 2006-10-8 13389 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 622 Comment
  CAS-BOT-BC142923  Amelanchier John Thomas Howell 1961-6-21 36590 Plumas Greenville - Sierra Nevada 1097 Comment
  RSA641876  Amelanchier florida Michael A. Vincent 1999-6-7 8536 Plumas Along FS Rt 176 and Chance Creek at bridge, 7.1 miles N of Rt 70. Comment
  CHSC110942  Amelanchier utahensis L. P. Janeway 2010-7-3 10084 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 24N36 along the south side of the Oroville-Quincy Hwy; north side of Grizzly Creek; 0.8 km southwest of Grizzly Creek Campground. 1567 Comment
  UC726079  Amelanchier utahensis A. A. Heller 1938-6-4 15144 Plumas 1 mi e Fredonyer Pass 1706 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
  CHSC21538  Anaphalis margaritacea L. Mayer; D. Brink 1975-8-5 Plumas Buck's Lake Forest Service Survey. Comment
  RSA769806  Anaphalis margaritacea L. Ahart 2008-9-10 15361 Plumas Both sides of East Branch Creek, east side of Quincy La Porte Road, about 1.75 air miles south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte 1594 Comment
  UC134194  Anaphalis margaritacea Mrs. R. M. Austin 1879-10-1 88 Plumas Mount Dyer Comment
  CHSC60136  Anemone drummondii B. Castro; J. Jurewicz 1991-8-12 444 Plumas Ca 3.5 air mi S of Bucks Lake and 0.1 mi SE of Grizzly Mtn (= Red Mtn), along USFS Rd 23N69 ca 0.5 mi W of its jct with USFS Rd 23N18. On either side of road. 1911 Comment
  CAS-BOT-BC391847  Anemone drummondii Gladys L. Smith 1976-6-7 4615 Plumas Curve of road just after crossing inlet creek of Little Grass Valley Res. County line of Plumas and Butte County 1889 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
  SBBG2111  Anemone grayi H. and M. Dearing 1938-7-1 2258 Plumas 1 mi E of Lake Almanor Comment
  SD109158  Angelica arguta var. breweri Joseph M. DiTomaso 1980-8-27 1940 Plumas Two miles south of Greenville on Hwy 89. 1095 Comment
  OBI17078  Antennaria argentea Lewis S. Rose 1967-7-11 67161 Plumas Mt. Hough rd, 6 mi N of Quincy Jctn 1707 Comment
  UCD40298  Antennaria argentea Rodney Gale Myatt 1971-6-13 738 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CHSC57250  Antennaria dimorpha L. P. Janeway 1991-5-28 3970 Plumas Plumas National Forest. South side of Poco Creek ca 1 1/2 mi east of Red Clover Creek (south side of road 25N05). 1719 Comment
  CHSC97178  Antennaria dimorpha Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14039 Plumas Along the west side of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 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
  UC134205  Antennaria geyeri Mrs. R. M. Austin 1882-8-1 Plumas Lassen's Peak Comment
  POM183497  Antennaria luzuloides J. G. Lemmon 1871-5-9 1871 Plumas Sierra Valley Comment
Read comments
Mar 6 2011
  UC1125568  Antennaria luzuloides E. Sawyer 1935-6-27 204 Plumas 1.4 mi se Crow; Sierraville Quad. 1706 Comment
  SEINET6755248 Image available Antennaria luzuloides A. A. Heller, P. B. Kennedy 1907-7-5 8737 Plumas Red Clover valley Comment
  CHSC58484  Antennaria media Vernon H. Oswald; Lowell Ahart 1992-7-9 5094 Plumas Lassen Volcanic National Park. A series of three ponds and vernally wet depressions bordering the SW side of the road into Juniper Lake, on the border of Lassen and Plumas counties. 2078 Comment
  CAS-BOT-BC79929  Antennaria microphylla A. A. Heller; P. B. Kennedy 1907-7-3 8699 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC79975  Antennaria microphylla P. B. Kennedy; A. A. Heller 1907-7-3 8699 Plumas Red Clover valley Comment
  UCD128945  Antennaria rosea P. B. Kennedy 1907-7-3 8699 Plumas Red Clover Vlley. Comment
  CAS-BOT-BC84757  Antennaria rosea subsp. rosea Anna Head 1921-7-5 s.n. Plumas Near Grassy Lake, Feather River Region Comment
  JEPS102861  Anthemis cotula Lowell Ahart 2001-10-8 9329 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CAS-BOT-BC84602  Anthemis cotula John Thomas Howell; Gordon H. True 1974-7-29 50627 Plumas Quincy 1036 Comment
  CAS-BOT-BC84603  Anthemis cotula D. A. McMillan 1913-6-1 s.n. Plumas Sheep driveway, Plumas National Forest 1371 Comment
  HSC93421  Anthoxanthum odoratum Vernon H. Oswald, L. Ahart 1996-7-15 8052 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on FS 28N11 1372 Comment
  SEINET10547816  Antirrhinum breweri Mary Susan Taylor 1981-7-26 Taylor 4113 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. On open rocky serpentine cliff, N side of Caribou Rd., 3.7 mi NE of its jct with Hwy 70 near Beldon. 853 Comment
  RSA189369  Aphanes occidentalis L. S. Rose 1967-5-7 67065 Plumas 3 mi. W. of Keddie, Butterfly Valley. 945 Comment
  CAS-BOT-BC457542  Aphanes occidentalis J. T. Howell; Walter Knight; Irja Knight; G. H. True 1967-5-7 2228 D. Plumas Butterfly Botanical Area and Vicinity; open flat near Pond Reservoir. 1097 Comment
  CHSC52920  Apocynum androsaemifolium L. P. Janeway 1989-8-2 3545 Plumas Plumas National Forest. Above western branch of Bell Bar Cr.; 0.6 mi S of Middle Br. Feather River, and 1-3/4 mi NE of White Cap. 1493 Comment
  RSA0035826  Apocynum androsaemifolium Lowell A. Ahart 2008-8-14 15193 Plumas 30 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
  OBI20479  Apocynum androsaemifolium Lewis S. Rose 1967-7-10 67147 Plumas 1 mi S of Keddie; Butterfly crk and Spanish crk 884 Comment
  UC586841  Apocynum androsaemifolium Joseph Andorfer Ewan 1934-6-26 8192 Plumas Gold Lake Rd. Sierra Nevada 1737 Comment
  CAS-BOT-BC392015  Aquilegia John Thomas Howell; H. Keith Wagnon 1980-5-28 53704 Plumas Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River 853 Comment
  CAS-BOT-BC397883  Aquilegia formosa Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  POM99588  Aquilegia formosa var. truncata Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  RSA88490  Arabis breweri J. T. Howell 1951-6-28 27665 Plumas Jamison Creek Canyon 1585 Comment
  UC1351717 Image available Arabis constancei L. Constance and T. I. Chuang 1969-7-11 3875 Plumas 7.6 mi se Quincy (at Spring Garden Overpass, on road to Blairsden); ; SE of Quincy, Plumas Co. 1249 Comment
  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
  CDA18735  Arabis holboellii G. D. Barbe, T. C Fuller 1982-7-15 3747 Plumas Plumas National Forest; 5.2 miles northeast of junction with road to Red Hill. 1524 Comment
  SEINET10841515  Arabis holboellii var. pinetorum Mary Susan Taylor 1981-5-11 Taylor 3685 A 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
  HSC95488  Arabis sparsiflora James D. Jokerst 1987-5-28 2886 Plumas Ward Creek Canyon, on steep rocky edge SW of creek 1463 Comment
  CAS-BOT-BC171673  Aralia californica L. P. Janeway 1992-7-10 4261 Plumas Chipps Creek ca 0.3 mi upstream (north) of North Fork Feather River and Hwy 70. 731 Comment
  JEPS107976  Arceuthobium abietinum Lowell Ahart, John Dittes 2005-9-19 12412 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1998 Comment
  CAS-BOT-BC407714  Arceuthobium abietinum C. R. Quick 1953-8-7 53 -121 Plumas SE of Meadow Valley Comment
  UC1078842  Arceuthobium americanum Job Kuijt 1957-5-20 1350 Plumas 18 mi n Greenville (on Hwy 18) Comment
  JEPS95546  Arceuthobium campylopodum Lowell Ahart 1994-6-29 7418 Plumas about 1/2 mi S of Bucks Lake (W of a poor logging road) 1828 Comment
  SEINET2471364  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-9-22 2007 -61 Plumas S. end of Long Lake 2020 Comment
  CAS-BOT-BC24203  Arctostaphylos John Thomas Howell; Gordon H. True 1967-5-8 42196 Plumas Along Forest Service Rd. between Butterfly Valley proper and the Butterfly Botanical area Comment
  UC1408974  Arctostaphylos mewukka R. F. Thorne and C. W. Tilforth 1969-9-6 39222 Plumas on Gold Lake Rd. ca 2.5 mi s Graeagle 1645 Comment
  UCR115321  Arctostaphylos mewukka G. D. Barbe, T. C. Fuller 1982-7-16 3768 Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  CAS-BOT-BC38482  Arctostaphylos mewukka subsp. truei John Thomas Howell 1976-4-2 51571 Plumas Injun Jim Campground, North Fork Feather River 609 Comment
  CAS-BOT-BC38483  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-22 51358 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC38624  Arctostaphylos mewukka subsp. truei Walter Knight; Irja Knight 1967-5-7 2592 Plumas From Injun Jim Campground on North Fork Feather River 609 Comment
  SBBG103605  Arctostaphylos mewukka subsp. truei J. T. Howell 1976-4-2 51570 Plumas Injun Jim Cmpgrd, North Fk Feather River 609 Comment
  RSA122013  Arctostaphylos nevadensis F. W. Embree 1934-6-6 90 Plumas Three Lakes 1890 Comment
  RSA189338  Arctostaphylos nevadensis L. S. Rose 1967-7-11 67164 Plumas Summit Mt. Hough. 2213 Comment
  UCD52710  Arctostaphylos nevadensis E. Sawyer 1935-7-9 281 Plumas 2 1/2 miles SSW of Crow. 2072 Comment
  JEPS38828  Arctostaphylos patula L. S. Smith 1914-1-2 Plumas near Johntown 1524 Comment
  UC1121175  Arctostaphylos patula E. Sawyer 1935-6-14 112 Plumas 2 mi nne Kerby; Plumas National Forest, Sierraville Quadrangle Comment
  RSA59105  Arctostaphylos viscida subsp. viscida E. K. Balls 1950-8-30 15509 Plumas 0.5 mile west of Feather River Experiment Station, (4 miles N. of Quincy). 1067 Comment
  UCD59407  Arctostaphylos viscida subsp. viscida Walter and Irja Knight 1986-2-6 5220 Plumas Between bridge over north fork of Feather River near Pulga and Jarboe Gap. 640 Comment
  SD8176  Arenaria congesta Mrs. R. M. Austin Jul 1882 Plumas Round Valley Comment
  CDA14659  Arenaria congesta var. congesta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3098 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC32025  Arenaria kingii var. glabrescens L. Ahart 1975-7-9 866 Plumas Ca. 1 mi w of Pilot Peak. 1981 Comment
  CAS-BOT-BC82220  Arnica chamissonis A. A. Heller; P. B. Kennedy 1907-7-5 8750 Plumas Red Clover Valley Comment
  CHSC54512  Arnica chamissonis Vernon H. Oswald 1991-8-8 4819 Plumas Lassen Volcanic Park. Just north of the south boundary of the park at Willow Lake, ca. 3 miles (air) southeast of Drakesbad. 1658 Comment
  UC1037220  Arnica chamissonis Leo Whitney 1934-8-25 1588 Plumas 15 mi n of Beckwith; Plumas National Forest, Willow Creek 1950 Comment
  UC579430  Arnica chamissonis E. Sawyer 1935-7-2 272 Plumas 1 mi w Chases; Plumas National Forest 1676 Comment
  CAS-BOT-BC494128  Arnica chamissonis W. Harnach; N. Harnach 2003-7-8 1152 Plumas Sierra Valley. Approx. 1.5 mi S of Hwy 70 on Co. Road A-24. 1484 Comment
  CAS-BOT-BC82215  Arnica chamissonis C. R. Quick 1942-7-28 42 -53 Plumas 2.5 miles w. of Almanor P.O. Comment
  CAS-BOT-BC295855  Arnica dealbata H. E. Brown 1897-8-15 672 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC295858  Arnica dealbata Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC21696  Arnica dealbata F. T. Griggs; A. Pass 1975-7-16 200 Plumas N. shore of Lower Buck's Lake. Comment
  CDA13359  Arnica discoidea G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13208 Plumas Sierra Nevada; Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  CHSC61397  Arnica discoidea Vernon H. Oswald; Lowell Ahart 1993-8-11 5781 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Park. 1767 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
  CAS-BOT-BC82505  Arnica discoidea Thomas H. Harris 1969-7-6 s.n. Plumas E side of Lake Almanor along [Haun's] Hauns Meadow Road, ca. 1 mile e. of lake, on ridge divide Comment
  LA202935  Arnica fulgens Carl Epling; William Robison 1935-7-15 sn Plumas Chester 1219 Comment
  CAS-BOT-BC82766  Arnica mollis E. K. Balls 1950-9-1 15607 Plumas east of Long Lake 2133 Comment
  CDA1732  Arrhenatherum elatius L. P. Janeway 1996-6-2 5026 Plumas Northern High Sierra Nevada; Along Road 25N17 (road from Virgilia to Meadow Valley) 0.3 mi from Road 25N20, in total 1.9 mi from railroad crossing and East Branch North Fork Feather River. Comment
  JEPS108784  Artemisia biennis Lowell Ahart 2006-9-21 13340 Plumas On the south bank of the Middle Fork of the Feather River, east side of the Beckwourth Calpine Road bridge across the river, about 1/2 mile (air) southwest of Beckwourth, Sierra Valley 1474 Comment
  UC579487  Artemisia cana subsp. bolanderi C. W. Hanks 1934-9-29 98 Plumas ne of Sierra Valley; Plumas National Forest, Sierraville Quadrangle 1524 Comment
  CAS-BOT-BC84874  Artemisia cana subsp. cana E. K. Balls 1950-9-2 15664 Plumas Along Grizzly Creek, about Grasshopper Flat, road from ramelli to Walker Mine. 1828 Comment
  CHSC81600  Artemisia douglasiana Lowell Ahart 2001-10-8 9327 Plumas On the west side of Indian Creek, about 400 yards south of Arlington Road, about 150 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  JEPS122091  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. Comment
  SDSU6186  Artemisia douglasiana D. F. Howe 1960-9-21 2990 Plumas 6 miles north of Greenville on #89. 1219 Comment
  CDA18745  Artemisia tridentata G. D. Barbe, T. C Fuller 1982-7-16 3774 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
  CHSC51250  Artemisia tridentata Lowell Ahart 1990-9-19 6596 Plumas On the north side of Bird Creek, about 1/2 mile south of the Cleghorn Bar Road, about 3 miles north-west of Pilot Peak. 1737 Comment
  JEPS102597  Artemisia tridentata subsp. tridentata Lowell Ahart 2001-10-8 9317 Plumas On the north side of Indian Creek, below or near the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1524 Comment
  SD7866  Asarum hartwegii R. M. Austin 1879-1 Plumas unknown Comment
  RSA401666B  Asclepias cordifolia Miss Hutchinson 1910-1 s.n. Plumas Lake Tahoe. Comment
  UCSB46175  Asclepias cordifolia Reisentz, Paul 1979-5-12 Plumas At Injun Jim Campgrounds, 6.7 miles south of Beldon on Highway 70 Comment
  CAS-BOT-BC69584  Aspidotis densa John Thomas Howell 1951-6-27 27636 Plumas Jamison Creek. 1828 Comment
  UCD23328  Aspidotis densa E. W. Jameson 1948-11-27 s.n. Plumas 6 mi. east of Quincy. 1158 Comment
  UCSB40619  Aspidotis densa Reisentz, Paul 1979-5-12 Plumas 11mi N of Injun Jim Campground on Hwy 70 Comment
  CAS-BOT-BC97470  Aster M. S. Taylor 1981-8-19 4223 Plumas Blue Nose Mt. quad. Along creek, 0.1 mi w of Peoria Creek, ca. 2.5 mi w of Sloat 1341 Comment
  RSA31766  Aster alpigenus A. A. Heller 1942-8-3 16515 Plumas About midway between Summit Lake and the devastated area in low moist places on the left side of the road going toward the devastated area; Lassen Park Comment
  RSA712638  Aster breweri L. P. Janeway, B. Castro 2005-9-11 8546 Plumas Northern High Sierra Nevada. Near the Pacific Crest Trail abut 0.6 km north of Three Lakes 1899 Comment
  CDA10244  Aster eatonii J. S. Buckett Oct 1959 Plumas ? Nelson Creek Area? ca. 10 miles west of Johnsville. 0 Comment
  CDA10245  Aster eatonii R. Swanson 1975-9-12 Plumas Beside La Porte Road near Nelson Creek, southeast of Quincy. 0 Comment
  RSA537713  Aster integrifolius Barbara Ertter 1988-7-25 7856 Plumas Diamond Mountains: ca. 15 air miles due S of Susanville, sheep camp on Pierce Creek. 1982 Comment
  UCR73112  Aster occidentalis G. Fred Hrusa 1992-10-8 10497 Plumas Margin of Snake Lake, NE corner of lake, at end of vehicle access rd. 1223 Comment
  CHSC88828  Astragalus L. Hanson 1987-5-27 281 Plumas Plumas National Forest. Red Hill Lookout. 1920 Comment
  UCD104873  Astragalus lemmonii Collector unknown 1954-10-20 s.n. Plumas Border of Sierra County line. Comment
  HSC89380  Astragalus lentiformis L. P. Janeway 1989-7-11 3478 Plumas Forest along SW side of red Clover Valley, .5 mi. SW of the Beckwourth-Genesee Rd., 11.5 mi. from Beckwourth. 1700 Comment
  SEINET12166452  Astragalus lentiformis L. P. Aneway 1989-1 3478 Plumas Croker Mtn quad. T24N R13E NW 1/4 of SE 1/4 of sec. 13. 1/2mi SW of Beckwurth-Genesee Rd see below 1699 Comment
  CAS-BOT-BC200856  Astragalus webberi M. S. Taylor 1982-6-14 4671 Plumas E side of Hwy 89, ca. 1 mi n of Indian Falls 1036 Comment
  RSA110126  Astragalus webberi R. C. Barneby, J. T. Howell 1954-5-14 11478 Plumas 1.5 miles S of Crescent Mills 1082 Comment
  CHSC63461  Astragalus whitneyi var. lenophyllus Lowell Ahart 1994-7-20 7473 Plumas Label also says Sierra County. On both sides of the the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 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
  CHSC32048  Athyrium filix-femina L. Ahart 1976-9-28 1209 Plumas Along edges of Bunker Hill Creek, near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  CHSC37705  Athyrium filix-femina M. S. Taylor 1982-8-9 4949 Plumas Jct of rd 26N17Y and Pliocene Creek, ca. 1 mi nw of Rattlesnake Hill, ca. 2 mi s of Canyon Dam. 1645 Comment
  CHSC102655  Athyrium filix-femina var. cyclosorum Lowell Ahart; John Dittes 2009-8-28 16350 -A Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  JEPS35109  Athyrium filix-femina var. cyclosorum W. L. Jepson 1924-7-22 10624 Plumas Rich Point; Middle Fork Feather River 1127 Comment
  CAS-BOT-BC66090  Athyrium filix-femina var. cyclosorum John Thomas Howell 1960-7-21 35796 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC17547  Athysanus pusillus John Thomas Howell 1976-4-2 51572 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  SEINET10966170  Azolla mexicana Mary Susan Taylor 1981-8-5 Taylor 4166 Plumas 1069 Comment
  CAS-BOT-BC100039  Balsamorhiza deltoidea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2367 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek Comment
  SJSU4145  Balsamorhiza lanata C. W. Sharsmith & W. Savage 1967-5-20 7514 Plumas near S base of The Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  SEINET7239868 Image available Balsamorhiza sagittata A. Kowal, M. Ferguson, A. Onisko 2011-7-25 NV 030 -574 Plumas Great Basin, Grizzly Creek Ranch, on the Forested Hills side of the Meadow 1522 Comment
  JEPS113556  Barbarea orthoceras Lowell Ahart, John Dittes 2007-6-17 14174 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  JEPS113937  Bassia hyssopifolia W. and N. Harnach 2000-8-23 999 Plumas Sierra Valley 1 mile west of the Steel Bridge on Marble Lane. Comment
  CHSC37007  Beckmannia syzigachne M. S. Taylor 1982-8-27 5068 Plumas Ramelli Ranch where Feather River crosses RR tracks, ca. 1.5 mi sw of Beckwourth. 1487 Comment
  POM199252  Beckmannia syzigachne H. S. Yates 1912-7-5 s.n. Plumas Charles Creek, Portola. 1524 Comment
  UC336064  Betula occidentalis unknown Sept. 1876 Plumas near Lassen's Peak Comment
  RSA246636  Bidens cernua R. F. Thorne 1972-9-20 42311 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  CHSC21181  Bistorta bistortoides F. T. Griggs; A. Pass 1975-7-17 215 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC62420  Blepharipappus scaber L. P. Janeway 1993-9-23 4601 Plumas Plumas National Forest. Northwest corner of Sierra Valley; ca 3.7 mi east of Portola, ca 1.2 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River. 1498 Comment
  SEINET10474480  Blepharipappus scaber Mary Susan Taylor 1982-6-28 Taylor 4765 A Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CAS-BOT-BC15815  Boechera arcuata Elmer I. Applegate 1929-6-18 5763 Plumas Between Camp Kelly and Drakesbad, Warner Valley, Mount Lassen Region. Comment
  CAS-BOT-BC14081  Boechera pauciflora John Thomas Howell 1960-7-19 35637 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC10726  Boechera pendulocarpa Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  CHSC53192  Boechera pinetorum L. P. Janeway 1989-6-20 3357 Plumas Plumas National Forest. East-facing slope near top of Crocker Mtn. 2026 Comment
  CHSC82459  Boechera platysperma John Dittes; Josephine Guardino 2002-7-2 Plumas North of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1584 Comment
  CAS-BOT-BC14662  Boechera rectissima Thomas H. Kearney 1944-8-14 57 Plumas Near Prattville, Lake Almanor. Comment
  CAS-BOT-BC14663  Boechera rectissima A. A. Heller; P. B. Kennedy 1907-7-11 8809 Plumas Prattville. Comment
  SEINET3165696  Boechera rectissima R. W. Spellenberg 2006-6-23 13752 Plumas between US Hwy. 89 and Lake Almanor, 14.5 km SE of Plumas County line, 4.5 km NW of junction to Almanor 1285 Comment
  CAS-BOT-BC14659  Boechera rectissima John Thomas Howell; Harvey Keith Wagnon 1980-5-26 53603 Plumas Sierra Nevada. 10 miles east of Virgilia on road to Quincy. Comment
  CAS-BOT-BC25725  Boechera sparsiflora Lowell Ahart 1977-6-21 s.n. Plumas Sierra Nevada. At Turkey Town, ca. 14 miles northeast of La Porte. 1800 Comment
  CAS-BOT-BC25933  Boechera suffrutescens John Thomas Howell 1960-7-22 35901 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad. 1828 Comment
  CHSC89025  Boechera suffrutescens L. Hanson 1999-7-26 407 Plumas Plumas National Forest. So. Fork Feather River crossing of La Porte-Quincy road. 1645 Comment
  CAS-BOT-BC478469  Boisduvalia Clare B. Hardham 1978-8-11 21774 Plumas In volcanic area about 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC478471  Boisduvalia John Thomas Howell 1961-9-25 36946 Plumas Feather River bed, Portola 1478 Comment
  POM249883  Boisduvalia densiflora Joseph A. Ewan 1934-7-18 8543 Plumas Middle Fork, Feather River 1 mile west of Portola 1646 Comment
  RSA59471  Boisduvalia densiflora var. densiflora E. K. Balls 1950-9-16 15880 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89. 1433 Comment
  UCD136794  Botrychium multifidum Dennis Wm. Stevenson 1974-10-1 378 Plumas Between trail and Jamison Creek, 0.5 mile below (north of) Grass Lake (above Jamison Mine). 1767 Comment
  SEINET10665933 Image available Botrychium multifidum subsp. californicum R. M. Austin 1897-1 Austin s.n. Plumas In Sierra Nevada Mts. - Quincy. Comment
  JEPS99048  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9796 Plumas 1 mi SE of Tamarack Flat (5 air mi NW of La Porte); Lumpkin Ridge Road 1743 Comment
  CAS-BOT-BC417626  Boykinia major John Thomas Howell 1976-7-16 51921 Plumas Just east of Bucks Summit on road to Meadow Valley. 1645 Comment
  CAS-BOT-BC135975  Brasenia schreberi Walter Knight; J. T. Howell; Irja Knight 1966-7-28 1397 Plumas Pond Reservoir - Butterfly Botanical Area and Vicinity 1097 Comment
  UC1609201  Brasenia schreberi Vernon H. Oswald and Lowell Ahart 1993-8-11 5782 Plumas ca. 0.5 mi s Willow Lake (ca 1 mi s of Lassen Volcanic National Park, Domingo Lake); Domingo Lake, s of Lassen Volcanic National Park 1767 Comment
  CAS-BOT-BC106227  Brickellia californica John Thomas Howell; Gordon H. True 1974-7-30 50632 Plumas Sierra Nevada - Slately rock of roadcut, Keddie 975 Comment
  JEPS94512  Brickellia californica Vernon Oswald and Lowell Ahart 1997-9-18 8870 Plumas 10.7 mi n of the Butte-Plumas County line (Highway 70 between Tobin and Belden, on bank of North Fork Feather River); North Fork Feather River, Highway 70 627 Comment
  CAS-BOT-BC478970  Brodiaea californica subsp. californica H. C. Cantelow 1949-6-11 6 Plumas Feather River Canyon Comment
  CHSC21703  Bromus F. T. Griggs; A. Pass 1975-8-1 283 Plumas Lower Bucks Lake. Comment
  RSA699968  Bromus L. Ahart 2004-7-27 11320 Plumas On the west side of the dirt road ( Forest Road 10), near the Pacific Crest Trail, on the Bunker Hill Ridge, about 1 1 /8 miles (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte 2100 Comment
  CAS-BOT-BC149322  Bromus carinatus var. carinatus Clare B. Hardham 1975-8-2 20475 Plumas Sierra Nevada. Black Mountain. 2133 Comment
  CHSC55637  Bromus carinatus var. carinatus K. R. Stern 1985-6-25 8223 Plumas Vicinity of Blairsden. 1402 Comment
  SBBG115955  Bromus carinatus var. marginatus J. T. Howell, G. H. True 1973-7-31 50104 Plumas Thompson Pk, Diamond Range 2194 Comment
  CHSC88193  Bromus ciliatus Lowell Ahart 2004-7-27 11318 Plumas On the east side of the dirt road (Forest Road 10), about 100 yards northeast of the bridge across Hopkins Creek, about 1 1/4 miles (air) southwest of Blue Nose Mountain, about 9 3/4 miles (air) northeast of La Porte. 1711 Comment
  CAS-BOT-BC155796  Bromus diandrus John Thomas Howell 1961-6-21 36670 Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC155312  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43379 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  UCD58848  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43379 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  POM198347  Bromus japonicus H. S. Yates 1913-6-24 s.n. Plumas Massack Comment
  SBBG126105  Bromus japonicus L. Ahart 2012-6-1 18258 Plumas ca 0.75 mi E of Caribou Rd, ca 3.5 mi NE of Belden 807 Comment
  CAS-BOT-BC162151  Bromus orcuttianus George W. Gillett 1957-7-17 805 Plumas Lassen Volcanic National Park. In upper Willow Lake Meadow, near the east inlet. 1661 Comment
  CAS-BOT-BC162160  Bromus orcuttianus Clare B. Hardham 1970-8-9 17716 A Plumas Road to Thompson Peak Lookout. 2133 Comment
  CAS-BOT-BC161363  Bromus tectorum Fred Sommers 1976-7-15 172 Plumas Sierra Nevada. Sierra Valley Marsh, along road on North side of Dyson Lane near Marble Hot Springs. 1524 Comment
  CDA19253  Bromus tectorum G. D. Barbe, T. C. Fuller 1982-6-17 3808 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC53227  Bromus tectorum L. P. Janeway 1989-6-15 3320 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley. 1676 Comment
  SEINET190971 Image available Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas West side of Lake Almanor. Comment
  RSA700313  Bromus vulgaris L. Ahart 2004-7-27 11314 Plumas along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1646 Comment
  UCD60230  Bromus vulgaris R. Tofsrud 1948-7-1 s.n. Plumas Between Meadow Valley and Bucks Lane. Comment
  SEINET7063408  Calandrinia ciliata A. G. Vestal 1947-3-28 s.n. Plumas Warner Valley. UTM Zone 10, 643848mE, 4469701mN. (WGS84/NAD83). 1536 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
  UC337930  Calochortus coeruleus unknown Aug 1874 Plumas Comment
  CAS-BOT-BC487773  Calochortus coeruleus Clarence R. Quick 1952-6-29 52 -72 Plumas Summit of road between Belden and Humbug Valley, Sierra Nevada 1486 Comment
  SEINET8197334  Calochortus leichtlinii A. A. Heller, P. B. Kennedy 1907-7-4 8719 Plumas Ridge east of Red Clover Valley. Comment
  RSA369089  Calochortus luteus Dorothy Davis 1923-7-25 s.n. Plumas Mohawk, Mt. Eureka 1372 Comment
  CAS-BOT-BC483475  Calochortus minimus G. Earle Kelley 1920-7-1 s.n. Plumas Greenville Comment
  CAS-BOT-BC483478  Calochortus minimus Elmer I. Applegate 1929-6-21 5795 Plumas Between Kelly's camp and Drakesbad, Warner Valley, Mt. Lassen region Comment
  CAS-BOT-BC175766  Caltha leptosepala Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas 3.7 miles east of Bucks Lake Comment
  CHSC21516  Caltha leptosepala var. biflora L. Mayer; D. Brink 1975-7-8 Plumas Buck's Lake. Along stream. Comment
  JEPS15245  Calycadenia truncata Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4346 Plumas about 2 mi e of, along roadside, road from Greenville to Indian Agency Greenvile; Indian Valley 1005 Comment
  CHSC89819  Calyptridium monospermum G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-26 3369 Plumas Sierra Nevada. Walker Plains. Along the Plumas-Butte county line. 1554 Comment
  OBI48881  Calyptridium monospermum Joseph Andorfer Ewan 1934-7-18 8577 Plumas Camp Caldwell at Dentens, Mohawk Valley 1615 Comment
  JEPS50777  Calyptridium umbellatum Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9285 Plumas at mouth of Rock Creek (n side of Feather River Canyon); Feather River Canyon, Rock Creek 548 Comment
  SEINET196486  Calyptridium umbellatum J. M. Tucker 1948-7-25 1744 Plumas Above mine of United Mining Company Pinchard Cr SW side of Camel Peak Comment
  SEINET7125846  Calystegia fulcrata subsp. tomentella A. A. Heller, P. B. Kennedy 1907-7-15 8842 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  JEPS103357  Calystegia malacophylla subsp. malacophylla Lowell Ahart 2002-6-26 9767 Plumas On the E side of the poor road, ca 1 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. 1760 Comment
  CDA18586  Calystegia occidentalis subsp. occidentalis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3284 Plumas Sierra Nevada; 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  CHSC87830  Calystegia occidentalis subsp. occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 10998 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1517 Comment
  JEPS109989  Calystegia occidentalis subsp. tomentella Dean W. Taylor 2006-6-29 19557 Plumas Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201) 975 Comment
  RSA710259  Calystegia occidentalis var. tomentella R. K. Brummitt 1998-5-17 19887 Plumas Rte. 89 near Indian Falls, 4 km from Rte. 70 junction, opposite Dawn Community Centre. 1000 Comment
  SEINET10902982  Calystegia polymorpha Mary Susan Taylor 1982-8-12 Taylor 4981 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-BC497561  Camassia quamash subsp. breviflora A. L., Mrs. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  UCD20771  Camelina microcarpa A. M. Shapiro; M. Paquin 2002-6-30 s.n. Plumas Plumas County. Spring Garden, at 4200'. 1280 Comment
  UCD103267  Camissonia contorta A. A. Beetle 1941-6-28 2892 Plumas West side of Lake Almanor. 1828 Comment
  RSA186588  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18415 Plumas Hwy 49, 2.4 miles WNW of Sierraville Comment
  CAS-BOT-BC160890  Camissonia tanacetifolia subsp. tanacetifolia H. L. Mason 1924-6-15 1037 Plumas Graeagle Comment
  SEINET10462995  Campanula prenanthoides Joseph N. Rose 1966-7-26 Rose 66409 Plumas Butterfly Valley, 3 miles west of Keddie. 1067 Comment
  CHSC92132  Capsella bursa-pastoris Lowell Ahart; John Dittes 2005-9-19 12416 Plumas Along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1998 Comment
  CAS-BOT-BC37130  Capsella bursa-pastoris Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas Near Meadow Valley Creek Ford. Comment
  RSA592542  Cardamine californica var. integrifolia S. O. Mattoon 1978-3-25 26 Plumas North Fork Feather River, vicinity of Queen Lily Camp Ground; off Hwy 70. 732 Comment
  RSA739766  Cardamine pachystigma John Dittes 2005-7-4 1195 Plumas Cascade Range, Drainage of Lights Creek, 10.8 air miles NE of Taylorsville, 7.3 air miles SW Diamond Mtn, 4.2 air miles E of Moonlight Peak, E of Lights Creek on talus slope E of above County road 213. 1296 Comment
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Oct 13 2009
  CAS-BOT-BC38097  Cardamine pachystigma Roger Raiche 1985-3-29 50165 Plumas Caribou Road, 3.4 miles north of its origin at highway 70 east of Belden, along the north fork of Feather River. 701 Comment
  RSA52953  Cardamine pulcherrima R. Weatherby 1950-5-31 1435 Plumas West shore of Lake Almanor. 1418 Comment
  CHSC55546  Carex abrupta L. P. Janeway 1990-6-28 3744 Plumas Near Joseph Creek about half waybetween Little Grizzly Creek and the top of Grizzly Ridge. 1950 Comment
  CHSC69914  Carex amplifolia L. P. Janeway; B. Castro 1997-9-14 5360 Plumas Springy south-facing slope above Jamison Creek and above Road 507 0.9 mi east of the Plumas-Eureka State Park boundary. 1828 Comment
  CAS-BOT-BC17934  Carex angustata John Thomas Howell 1951-6-27 27604 Plumas Sierra Nevada. McRae Meadow. 1981 Comment
  SEINET7549695 Image available Carex angustata John Thomas Howell 1960-7-23 35945 Plumas Lassen Volcanic National Park. Meadow near Soda Spring, Drakesbad. 1676 Comment
  UC2015879  Carex angustata Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-1 4415 Plumas Lassen Volcanic National Park. Drakesbad. Upper area, in low places west of the creek. Comment
  CAS-BOT-BC19725  Carex athrostachya John Thomas Howell 1951-6-27 27591 Plumas Sierra Nevada. McRae Meadow. 1981 Comment
  SEINET4292089 Image available Carex athrostachya L. Ahart, Dittes, J 2005-1 12397 Plumas Red Fir Forest. Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. Comment
  UC1100432  Carex athrostachya Malcolm A. Nobs, S. Galen Smith 1949-8-18 1381 Plumas just S of Chester (Lake Almanor, N end, Last Chance Marshes) Comment
  CDA33020  Carex athrostachya G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3151 Plumas Long Valley, 0.4 mile south of junction of Dixie Canyon-Round Valley and Canyon Dam Roads, at Maxwell Mine Road. Comment
  RSA122795  Carex athrostachya H. S. Yates 1936-8-12 6090 Plumas Lake Almanor. 1341 Comment
  RSA98025  Carex athrostachya C. R. Quick 1952-9-5 52 -298 Plumas Northwest of Almanor. Comment
  POM81342  Carex aurea Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  RSA699706  Carex aurea L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11157 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
  CHSC88228  Carex bolanderi Lowell Ahart 2004-7-27 11312 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1645 Comment
  RSA71295  Carex bolanderi L. S. Rose 1951-6-28 51029 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CAS-BOT-BC19624  Carex brainerdii Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 2097 Plumas The Butterfly Botanical Area and Vicinity. Near pond reservoir. 1097 Comment
  CHSC41158  Carex brainerdii L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-10 1207 Plumas Along the Hungry Creek Rd ca 1/2 mi north of the Antelope Res Rd. 1554 Comment
  CHSC53574  Carex brainerdii L. P. Janeway; Gary Benson, Randy Harrison 1984-8-28 1098 B Plumas On flats SW of Lake Almanor. 1417 Comment
  CHSC68372  Carex brainerdii L. P. Janeway 1996-6-4 4985 Plumas 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  HSC7094  Carex brainerdii L. S. Rose 1969-6-23 69043 Plumas 8 mi. SW of Quincy, La Porte Rd. 1311 Comment
  CHSC78723  Carex cusickii L. P. Janeway 2000-7-7 6881 Plumas Northern High Sierra Nevada. Drainage bottom at head of an upper northern branch of Spanish Creek, about 1.1 km northeast of Maple Flat. 1609 Comment
  CAS-BOT-BC34904  Carex deflexa var. boottii John Thomas Howell 1951-6-27 27591 B Plumas McRae Meadow. 1981 Comment
  CHSC54878  Carex disperma Jim Battagin 1991-8-8 Plumas Plumas National Forest. Along Grigsby Creek, ca 1/1/4 mi east-northeast of Dixie Mountain. 2057 Comment
  CAS-BOT-BC20591  Carex douglasii Alice Eastwood 1918-5-25 6998 Plumas Portola. Comment
  CAS-BOT-BC20598  Carex douglasii Lloyd W. Swift 1931-5-31 42 Plumas Plumas Forest. Murdock Crossing. 2nd meadow, east side. 1676 Comment
  SEINET10823180  Carex exsiccata Vernon H. Oswald, Lowell Ahart 1988-8-4 Oswald 3673 Plumas T29N, R5E, SW/NW S6, Red Fir. Forest. Willow Lake located se of Drakesbad just S of the boundary of Lassen Volcanic National Park. 1676 Comment
  CDA17264  Carex feta G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16291 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  JEPS106380  Carex filifolia var. erostrata Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11060 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote 1765 Comment
  CDA13409  Carex fracta G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13258 Plumas Sierra Nevada; Bull Run Creek off USFS 23N12E. E of Quincy. Comment
  CHSC76811  Carex fracta G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3059 Plumas 10.6 miles NE of La Porte on La Porte-Quincy Road; 8.3 miles NE of junction, Little Grass Valley Reservoir Road, headquarters of South Fork Feather River. 1889 Comment
  JEPS114804  Carex fracta Lowell Ahart 2008-8-13 15177 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  JEPS95360  Carex fracta Lowell Ahart 1994-6-17 7349 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  SEINET10749387  Carex fracta Dean W. Taylor 2000-8-12 Taylor 17557 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed); T27N R13E NW1/4 Section 16; Antelope Lake 71/2' USGS quadrangle. Sierra Nevada (nSNH). 1859 Comment
  SEINET10650688  Carex fracta Lewis S. Rose 1939-6-7 Rose 39254 Plumas 3 mi. n. of Pulga, N. fork of Feather River. 518 Comment
  CAS-BOT-BC32026  Carex geyeri L. P. Janeway 1992-6-9 4225 Plumas Mt. Ingalls quad, NE side of Grizzly Ridge between Joseph Creek and Cascade Creek, 1897 Comment
  SEINET10652727  Carex geyeri Lawrence P. Janeway 1990-8-16 Janeway 3831 Plumas Babcock Peak Quad, T25N, R12E, N 1/4 of SW 1/4 of Sec 23. Ca. 0.2 mile north of Meadow Creek and ca. half-way between Red Clover Creek and Mount Ingalls. White Fir Forest with Jeffrey Pine, Red Fir, Incense Cedar: gentle north-facing slope; rocky volcanic soil; in small openings and partial shade; in open with C. Rossii, C. brainerdii; in shade with Symphoricarpus acutua; often with Ceanothus velutinus, C. prostratus, Arctostaphylos patula. 2012 Comment
  JEPS109915  Carex hassei Dean W. Taylor 2007-6-14 20133 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. at unnamed tributary to Hauns Creek (this not depicted as a blue line stream on the USGS map) 1554 Comment
  CHSC100040  Carex heteroneura Lowell Ahart 2008-7-16 15092 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CDA13855  Carex heteroneura var. heteroneura G. F. Hrusa, T. D. Wilfred 1996-8-2 13457 Plumas Sierra Nevada; Volcanic slopes on E side of Fells Creek immed. upstream from USFS 23N22 crossing. Comment
  CHSC55556  Carex heteroneura var. heteroneura L. P. Janeway 1990-6-27 3733 Plumas Plumas National Forest. Headwaters of Joseph Creek on northeast side of Grizzly Ridge. 2103 Comment
  CHSC92289  Carex heteroneura var. heteroneura Lowell Ahart; Josephine Guardino 2005-8-10 12320 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  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-BC28081  Carex hoodii Lewis S. Rose 1954-5-30 54065 Plumas Johnsville 1600 Comment
  RSA95483  Carex hoodii L. S. Rose 1954-5-30 54065 Plumas Johnsville 1601 Comment
  SEINET7562361 Image available Carex infirminervia George W. Gillet 1957-7-13 748 Plumas Lassen Volcanic National Park. Near trip up the Flatiron from Drakesbad, near juncture of Devile Kitchen and Bench Lake trails. 1859 Comment
  CHSC57103  Carex integra L. P. Janeway 1991-7-23 4096 Plumas Plumas National Forest. McRae Meadow, upper end of East Nelson Creek. 1905 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
  CAS-BOT-BC35509  Carex jonesii L. P. Janeway 1990-7-3 3761 Plumas about 100 m west of Paradise Creek and about 0.75 mi. south of Little Grizzly Creek 1905 Comment
  JEPS114932  Carex laeviculmis Lowell Ahart 2008-7-9 15058 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Val 1645 Comment
  RSA517879  Carex lemmonii L. S. Rose 1967-6-10 67151 Plumas Butterfly Valley. 1098 Comment
  UCD140472  Carex lemmonii John Thomas Howell 1960-7-23 35946 Plumas Lassen Volcanic National Park, Drakesbad. Near Soda Spring. 1676 Comment
  CHSC100343  Carex lenticularis var. impressa Lowell Ahart 2008-8-14 15204 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  SEINET3450854  Carex lenticularis var. impressa Unknown 2003-7-18 10433 Plumas La Porte, La Porte, about 5 air miles northwest, about 2 air miles northwest of Little Grass Valley Reservoir dam, about 1 mile southeast of Tamarack Flat, about 0.75 miles west of Lumpkin Ridge Road, east side of the road 1750 Comment
  CAS-BOT-BC28512  Carex lenticularis var. lipocarpa Lowell Ahart 1985-7-3 5101 Plumas Below the high water line of Little Grass Valley Reservoir, 1584 Comment
  CAS-BOT-BC28513  Carex lenticularis var. lipocarpa Lewis S. Rose 1944-7-10 44041 Plumas Quail Lake, 3 mi W of Chambers Lodge. Lake Tahoe 2133 Comment
  RSA715531  Carex limosa L. P. Janeway, B. Castro 2005-9-11 8540 Plumas Northern High Sierra Nevada. North edge of the fen above the middle of the Grassy Lakes, about 0.8 km northeast of Three Lakes. 1896 Comment
  SEINET10706966  Carex limosa Vernon H. Oswald, Lowell Ahart 1988-8-4 Oswald 3678 Plumas T29N, R5E, se/nw/S6, Red Fir Forest. Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  CHSC87986  Carex luzulifolia Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11156 Plumas Edge of a small seep, in a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  SD46468  Carex luzulifolia Robert J. Weatherby 1955-6-26 1543 Plumas Lakes Basin Area; Mud Lake; common in boggy meadow at edge of creek; Lodgepole Forest with Pinus murrayana and Tsuga mertensiana. 2103 Comment
  SEINET10711246  Carex mariposana John Thomas Howell 1981-6-25 Howell 54343 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  CAS-BOT-BC32028  Carex multicaulis Gladys L. Smith 1976-6-7 4547 Plumas Route 70, Spring Garden station 6 mi E of Quincy. Hich plateau of a roadcut. 1219 Comment
  SEINET3840776  Carex multicaulis G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-24 3199 Plumas 0.5 miles north of Taylor Creek Road (to Salmon Saddle) junction, on Mountain Hough-Crystal Lake Road 1580 Comment
  RSA71293  Carex multicostata L. S. Rose 1951-6-28 51036 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CAS-BOT-BC32230  Carex multicostata L. P. Janeway 1990-7-2 3749 Plumas Mt. Ingalls quad. Ca 100 ft W of Paradise Cr. and ca 1/3 mi S of Little Grizzly Cr. 1828 Comment
  CHSC35945  Carex nebrascensis M. S. Taylor 1982-6-14 4658 Plumas In wet Pioneery Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 1536 Comment
  CHSC92301  Carex nebrascensis Lowell Ahart; Josephine Guardino 2005-8-9 12272 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CAS-BOT-BC119859  Carex nebrascensis Catherine McWilliams 1971-9-1 531 Plumas Near a small lake in Mohawk Valley, off the Johnsonville road. 1341 Comment
  CDA17789  Carex nebrascensis G. D. Barbe, T. C. Fuller 1982-6-17 3860 Plumas Frenchman Lake Region; 2 miles N of Turkey Point Fishing Access; shore of N arm of the lake. 0 Comment
  UCD140687  Carex nebrascensis Malcolm A. Nobs; S. Galen Smith 1949-8-19 1457 Plumas Southeastern side of Portola. Comment
  JEPS107702  Carex nervina Lowell Ahart, John Dittes 2005-9-20 12452 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2004 Comment
  CDA17775  Carex pachystachya G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3153 Plumas Long Valley; Long Valley, 0.4 mi S of jct, Dixie Canyon--Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CHSC77172  Carex pachystachya G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3153 Plumas Long Valley, 0.4 mi S of jct, Dixie Canyon -- Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CHSC35944  Carex praegracilis M. S. Taylor 1982-6-14 4657 Plumas In wet Poineery Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 1536 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
  CHSC96330  Carex rossii L. P. Janeway; B. Castro 2006-9-9 8878 Plumas High Cascade Range. Near end of Road 29N02Y, 0.8 km southwest of confluence of Panther Creek and North Arm Rice Creek; 1.2 km northeast of Blue Lake. 1932 Comment
  JEPS127328  Carex rossii Lowell Ahart 2016-6-29 21052 Plumas About 1/2 mile southeast o 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
  SEINET11635245  Carex rossii L. P. Janeway 1989-1 3273 Plumas Plumas NF, near Jackson Cr, just E of Feather River Hwy (70/89), upper end of Jackson Cr campground 1387 Comment
  SEINET10466846  Carex rostrata Mary Susan Taylor 1982-7-12 Taylor 4819 Plumas T23N R11E sw sec 21. Blue Nose Mt quad. Abundant in wet Montane Meadow, in McRae Meadows, ca. 6 air mi w of Mohawk. 6200 ft. 1890 Comment
  CAS-BOT-BC28305  Carex scopulorum var. bracteosa John Thomas Howell 1976-7-15 s.n. Plumas Snake Lake, ca 4 mi NW of Quincy. 1219 Comment
  SEINET3144236  Carex scopulorum var. bracteosa E. K. Balls 1950-9-1 15597 Plumas E of Long Lake 2103 Comment
  CAS-BOT-BC117739  Carex simulata John Thomas Howell 1960-7-19 35648 Plumas Wet slope near hot springs, Drakesbad. 1828 Comment
  CAS-BOT-BC117744  Carex simulata Mrs. H. C. Cantelow 1938-7-4 2273 Plumas Meadow at Drakesbad. Near edge of streamlet. Comment
  CAS-BOT-BC117368  Carex stipata var. stipata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1532 Plumas Butterfly Botanical Area. North of Pond Reservoir. 1097 Comment
  CHSC53551  Carex subfusca Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr 1.5 mi E of Quincy along Hwy 70, on the north side of the road. 1057 Comment
  JEPS120164  Carex subfusca Lowell Ahart 2012-9-5 18443 Plumas On the east side of the South Fork of the Feather River, about 500 yards northeast of the County Road where it crosses the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. Comment
  RSA232877  Carex subfusca L. S. Rose 1968-6-10 68085 Plumas Quincy 1037 Comment
  SJSU7499  Carex subfusca Lewis S. Rose 1968-6-10 68085 Plumas Quincy 1036 Comment
  RSA71294  Carex teneriformis L. S. Rose 1951-6-28 51032 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CHSC115515  Carex utriculata Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20424 Plumas On the northwest side of Duck Lake (near Blue Lake), 1180 feet north of Forest Service Road 29N18, 3.19 air-miles west-southwest of Sifford Mt., 6.41 air-miles south-southeast of Lassen Peak. 1892 Comment
  SEINET7579644 Image available Carex utriculata Unknown 2004-7-24 8188 Plumas Humboldt Peak 7.5' quad, High Cascade Range, along western tributary of Butt Creek, 2.4 air km north of Humboldt Summit. 1740 Comment
  UCD108056  Carex utriculata Tim Kuhn 2005-1 88 Plumas adjacent to Crocker Guard Station. Comment
  CAS-BOT-BC115415  Carex utriculata M. S. Taylor 1982-7-12 4819 Plumas McRae Meadows, ca 6 mi W of Mohawk. Blue Nose Mt quad. 1889 Comment
  JEPS28348  Carex utriculata George W. Gillett 1957-7-18 837 Plumas marsh on n end of Willow Lake Lassen Volcanic National Park, Willow Lake 1661 Comment
  CHSC47148  Carex whitneyi L. P. Janeway 1989-6-8 3274 Plumas Plumas National Forest. Near Jackson Cr, just E of Feather River Hwy (hwy 70/89) ca 1000 ft E of Jackson Cr campground. 1402 Comment
  CAS-BOT-BC248953  Castilleja Francis W. Pennell 1940-6-10 25805 Plumas Route 89, east of Almanor 1493 Comment
  SEINET10549995  Castilleja Mary Susan Taylor 1982-8-30 Taylor 5079 Plumas T27N R11E sw sec 35. Kettle Rock quad. S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. Riparian edge of Montane Coniferous Forest; 6900 ft. 2103 Comment
  SEINET13732419  Castilleja applegatei P. A. Lehenbauer 1925-5-31 2831 Plumas Plumas NF, [Red] Clover Valley. Comment
  CAS-BOT-BC249714  Castilleja applegatei subsp. pinetorum Thomas H. Kearney 1944-8-14 139 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC249746  Castilleja applegatei subsp. pinetorum John Thomas Howell 1961-6-21 36640 Plumas Greenville 1097 Comment
  CHSC11346  Castilleja applegatei subsp. pinetorum Lowell Ahart 1968-6-29 Plumas Four miles N.E. of La Porte. 914 Comment
  CHSC37704  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-9-1 5086 Plumas Red Rock Lookout, ca. 15 mi ne of Taylorsville. 2316 Comment
  CHSC79822  Castilleja applegatei subsp. pinetorum G. F. Hrusa; B. A. Smith 1996-8-8 13467 Plumas Sierra Nevada. 1/4 mi. S of intersection of USFS 24N42 and 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. [Original lat./long. on label is '39 55 N; 120 44 W']. 1950 Comment
  JEPS10978  Castilleja applegatei subsp. pinetorum Helen-Mar Wheeler 1944-8-23 Plumas between the Middle Fork of Feather River and the South Fork of Feather River (near the Butte County line, sw Plumas County); Cascade Creek 1280 Comment
  JEPS115168  Castilleja applegatei subsp. pinetorum Lowell Ahart, John Dittes 2009-7-15 16095 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
  POM297718  Castilleja applegatei subsp. pinetorum A. A. Heller, P. B. Kennedy 1907-7-15 8840 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  UC170956  Castilleja applegatei subsp. pinetorum H. M. Hall 1912-7-24 9368 Plumas Willow Creek; Sierra Nevada Mountains 1249 Comment
  RSA739744  Castilleja arachnoidea L. P. Janeway 2007-8-13 9179 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
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Jan 22 2010
  JEPS74945  Castilleja campestris subsp. campestris T. I. and F. M. Chuang 1975-7-24 7558 Plumas ca 6 mi nw Loyalton (along Harriet Lane, 4.3 mi n Harriet Lane junction with Route 49) 1463 Comment
  UC711911  Castilleja campestris subsp. campestris Roxana S. Ferris and Laura Lorraine 1941-8-9 10438 Plumas about 2.5 mi from Lake Almanor Public Camp (on State Hwy 89) Comment
  JEPS81480  Castilleja miniata M. S. Taylor 1982-8-4 4916 Plumas ca 1 mi nw Taylor Rock (n side of Solomon Saddle Rd, ca 7 air mi ne of Quincy); Greenville SE Quad. 1889 Comment
  JEPS9764  Castilleja miniata W. L. Jepson 1910-6-15 4129 Plumas Prattville 1310 Comment
  JEPS9765  Castilleja miniata W. L. Jepson 1939-7-31 19315 Plumas 2 mi from Spanish Peak summit (halfway between Meadow Valley and Buck's Valley, lower slopes of Spanish Peak); Spanish Peak 2042 Comment
  LA209236  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-5 Plumas Red Clover Valley Comment
  SEINET10832395  Castilleja miniata Mary Susan Taylor 1981-8-20 Taylor 4231 Plumas California: T27N R8E sw1/4 of sw1/4 sec 36. Almanor NE quad. S side of Fox Road (27N92) at jct with creek, ca. 2 mi SE of Canyon Dam. Plumas County. 5000 ft. 1524 Comment
  UC577662  Castilleja miniata F. W. Embree 1934-6-6 74 Plumas s slope Buck Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  CAS-BOT-BC254058  Castilleja miniata Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi. W of Pilot Pk, on hill south of Onion Valley 2000 Comment
  RSA59585  Castilleja miniata E. K. Balls 1950-9-1 15667 Plumas East of Long Lake, meadow leading down to two smaller lakes. 2134 Comment
  CHSC75760  Castilleja miniata subsp. miniata Lowell Ahart; Vernon H. Oswald 1999-7-15 8094 Plumas About 50 yards east of the Quincy La Porte Road, about 3/4 mile south of Onion Valley, about 1 mile northwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1828 Comment
  CHSC117788  Castilleja pilosa B. Castro; Members of Plumas CRM reveg committee 2007-6-26 1653 Plumas Northern High Sierra Nevada. Plumas National Forest. Jordan Flat, on flood plain at confluence of Jordan Creek with Last Chance Creek. Ca 8.5 air mi SE of Milford, 4.8 mi SW of Hwy 395 and 10 mi NW of Doyle. 1773 Comment
  CHSC43554  Castilleja pilosa Lowell Ahart 1975-7-9 862 Plumas About 1/2 mile south of Onion Valley. about 1 mile west of Pilot Peak. 1981 Comment
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Dec 16 2014
  UC1063481  Castilleja pilosa E. Sawyer 1935-6-4 62 Plumas 3.75 mi ene Beckwith Butte; Sierraville Quad. 1493 Comment
  CHSC13624  Castilleja tenuis M. S. Taylor 1974-7-3 292 Plumas In meadow opposite bog, in Butterfly Valley Botanical Area, ca. 5 mi nw of Wuincy. 1173 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
  UCR270599  Caulanthus amplexicaulis John F. Emmel 2002-5-20 1755 Plumas North Fork Feather River, Queen Lily Campground, near Belden 732 Comment
  HSC101673  Ceanothus arcuatus Dillon North Davis 2013-7-1 32 Plumas 5.1 miles south on FS Road 25N17 from intersection with Highway 70, ~200 m west of road. 1519 Comment
  CHSC21548  Ceanothus cordulatus L. M. Mayer; D. E. Brink Jr. 1975-7-2 Plumas Bucks Lake Floristic Survey. Comment
  SEINET194976  Ceanothus cordulatus A. A. Heller 1938-6-4 15138 Plumas South of Chester 1311 Comment
  CHSC70040  Ceanothus cuneatus var. cuneatus L. P. Janeway 1997-5-15 5133 Plumas Hwy 70/89 at Rattlesnake Creek. 1310 Comment
  UC1071140  Ceanothus cuneatus var. cuneatus P. G. Haddock 1938-5-29 7 Plumas e Rock Creek (Serpentine); Downieville quad, Plumas Nat. For. 1249 Comment
  UC338013  Ceanothus cuneatus var. cuneatus Lemmon 1883-5-27 Plumas Mohawk Valley Comment
  CAS-BOT-BC50772  Ceanothus integerrimus Lewis S. Rose 1967-7-10 67153 Plumas Butterfly Valley, 3 mi. w. of Keddie 1097 Comment
  CAS-BOT-BC50773  Ceanothus integerrimus Lewis S. Rose 1966-7-27 66064 Plumas Butterfly Creek & Spanish Creek, 1 mi. s. of Keddie 990 Comment
  OBI3009  Ceanothus integerrimus Lewis S. Rose 1968-6-11 68097 Plumas Near Keddie; confluence of Butterfly crk and Spanish crk 975 Comment
  SEINET13945936 Image available Ceanothus integerrimus Lewis S. Rose 1968-1 68097 Plumas Confluence of Butterfly Creek & Spanish Creek near Keddie 975 Comment
  UCD112014  Ceanothus integerrimus var. macrothyrsus Lewis S. Rose 1968-6-11 68097 Plumas Confluence of Butterfly Creek and Spanish Creek, near Keddie. 975 Comment
  UCD112015  Ceanothus integerrimus var. macrothyrsus Lewis S. Rose 1967-6-10 67153 Plumas Butterfly Valley, 3 mi. w of Keddie. 1097 Comment
  RSA60215  Ceanothus integerrimus var. puberulus E. K. Balls 1950-9-6 15690 Plumas 0.6 miles W of Spring Garden, betw Quincy and Portola, Hwy 24. 1220 Comment
  CAS-BOT-BC51158  Ceanothus lemmonii L. S. Smith 1925-4-29 1563 Plumas Grizzley Ridge. West end, So. & W. slope 975 Comment
  UC338184  Ceanothus lemmonii Lemmon 1874-1 Plumas near Quincy (Thompson's Ranch) Comment
  UC338185  Ceanothus lemmonii Lemmon May 1874 Plumas Thompsons ranch, near Quincy Comment
  CAS-BOT-BC63335  Ceanothus prostratus Herbert L. Mason 1924-6-16 1046 Plumas Graeagle. Comment
  CDA18744  Ceanothus prostratus G. D. Barbe, T. C Fuller 1982-7-16 3775 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
  LA44961  Ceanothus prostratus Carl Epling; 1938-6-14 sn Plumas near Prattville Comment
  UC338504  Ceanothus prostratus J. G. Lemmon Plumas Mohawk Valley Comment
  UC586941  Ceanothus prostratus Joseph Andorfer Ewan 1934-6-25 8196 Plumas Gold Lake Road Sierra Nevada, Gold Lake Road 1524 Comment
  SEINET12210609  Ceanothus prostratus Unknown 1972-1 1 Plumas ca 5 yds. off the s side of Forbestown Road, 7.5 mi from La Porte Comment
  RSA104129  Ceanothus prostratus var. occidentalis T. C. Porter 1876-1 s.n. Plumas [Unspecified] Comment
  CAS-BOT-BC52166  Ceanothus pumilus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1866 Plumas Half way between Butterfly Valley proper and Darlingtonia Bog. 1066 Comment
  CAS-BOT-BC52168  Ceanothus pumilus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1829 Plumas Trestle Glen 1112 Comment
  UC1552740  Ceanothus velutinus Frederica Bowcutt 1985-6-5 559 Plumas 1 mi of [sic] Drum Bridge about 15 air mi ne Quincy (n of Beckwourth Genesee Road about 1/8 mi); Plumas National Forest, ne of Quincy 1554 Comment
  UC569887  Ceanothus velutinus var. velutinus E. Sawyer 1935-7-8 273 Plumas 4 1/4 mi n Hawks; Sierraville Quad., n of Hawks 1798 Comment
  SEINET10473681  Centaurea cyanus Mary Susan Taylor 1982-6-24 Taylor 4751 Plumas T24N R9E ne/ne sec 15. Quincy quad. N side of ridge at entrance to Gansner Park from Hwy 70, Quincy. Open bare rdcut. 3500 ft. 1069 Comment
  CHSC20805  Ceratophyllum demersum K. R. Stern 1975-7-23 5842 Plumas On NW shore of Lake Almanor. 1371 Comment
  RSA59450  Cercocarpus ledifolius E. K. Balls 1950-9-2 15659 Plumas S slope of Mt. Ingalls below turnoff to Nye Valley. 2104 Comment
  SEINET10474160  Chaenactis douglasii Mary Susan Taylor 1982-6-28 Taylor 4763 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CHSC93082  Chamaesaracha nana L. P. Janeway 1994-7-8 4688 Plumas Northern High Sierra Nevada. Hartman Bar Ridge; slope north of Road 22N94 on south side of Franklin Hill. 1706 Comment
  CHSC97585  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2007-6-17 14207 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
  SEINET9442528  Chamaesyce serpyllifolia W. Harnach, N. Harnach 1989-6-29 203 Plumas Sierra Valley, Approx 4 miles W of Vinton on Hwy 70, Hindoo Ranch. 1490 Comment
  UC711918  Chamaesyce serpyllifolia Roxana S. Ferris and Laura Lorraine 1941-8-9 10442 Plumas betw junction of Lassen National Park Rd (State Hwy 89) and State Hwy 32 and Chester Comment
  CAS-BOT-BC165972  Chamerion angustifolium Janet Jones 1980-7-14 202 Plumas By roadsides and trails around Layman near Blairsden, Plumas National Forest 1280 Comment
  JEPS39314  Chamerion angustifolium subsp. circumvagum Ralph H. Platt 1891-1 Plumas near Big Mdws.; the Sierras Comment
  CAS-BOT-BC70202  Cheilanthes gracillima Mrs. R. M. Austin 1876-9-1 s.n. Plumas unspecified Comment
  CAS-BOT-BC70203  Cheilanthes gracillima John Thomas Howell 1926-7-27 2145 Plumas Near Prattville 1676 Comment
  CHSC69513  Chenopodium album Lowell Ahart 1997-9-11 7911 Plumas On the east side of Caribou Road, on the east side of the North Fork of the Feather River, at the elevated siphon, about 2 miles (air) northeast of Belden. 731 Comment
  CHSC58187  Chenopodium atrovirens Vernon H. Oswald; Lowell Ahart 1992-6-22 5007 Plumas Lassen Volcanic National Park. Willow Lake-Terminal Trail just W of Hot Springs Creek. 1658 Comment
  CDA3031  Chenopodium berlandieri var. zschackei J. T. Howell 1955-7-19 30767 Plumas Beckworth. Comment
  UC1120942  Chimaphila menziesii D. Axelrod 1934-6-4 6 Plumas American House Plumas Nat'l Forest, Bidwell Bar Quad., American House Comment
  CAS-BOT-BC451420  Chimaphila menziesii Robert J. Weatherby 1955-7-21 1646 Plumas Bottle Springs, near Middle Fork Feather River 1615 Comment
  CAS-BOT-BC451430  Chimaphila menziesii John Thomas Howell 1977-6-21 s.n. Plumas Sierra Nevade: between Seneca and Butt Valley Reservoir Comment
  CAS-BOT-BC452236  Chimaphila umbellata Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1603 Plumas Butterfly Botanical Area and Vicinity: Fern Glen 1097 Comment
  RSA59449  Chrysolepis sempervirens E. K. Balls 1950-9-2 15656 b Plumas South slope below Mt. Ingalls Lookout, north of Grizzly Valley. 2287 Comment
  RSA60214  Chrysothamnus nauseosus subsp. albicaulis E. K. Balls 1950-9-6 15689 Plumas 1.9 miles NW of Spring Garden, Hwy. 24, east of Quincy 1220 Comment
  SD8960  Chrysothamnus viscidiflorus R. M. Austin 1879-1 Plumas Mt. Dyer, Big Meadows. Comment
  CAS-BOT-BC100827  Chrysothamnus viscidiflorus subsp. viscidiflorus L. P. Janeway 1993-8-10 4515 Plumas Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; 1487 Comment
  CHSC59681  Chrysothamnus viscidiflorus subsp. viscidiflorus L. P. Janeway 1992-8-10 4288 Plumas Plumas National Forest. Northeast side of Dotta Canyon ca 1 mi northwest of Dotta Neck. 1712 Comment
  JEPS21407  Chrysothamnus viscidiflorus subsp. viscidiflorus W. L. Jepson 1939-8-12 19386 Plumas Black Mountain 1981 Comment
  RSA59584  Chrysothamnus viscidiflorus subsp. viscidiflorus E. K. Balls 1950-9-2 15666 Plumas Grizzly Creek, near Grasshopper Flat, road from Ramelli to Walker Mine 1829 Comment
  SEINET7450910 Image available Chrysothamnus viscidiflorus subsp. viscidiflorus J. T. Howell 1959-9-24 34968 Plumas Sierra Valley near Beckworth. 1478 Comment
  SBBG115945  Chylismia claviformis J. McCaskill 1960-1 465 Plumas Lake Almanor region Comment
  UCD127283  Cicuta douglasii R. Tofsrud 1948-7-1 s.n. Plumas Quincy. Comment
  UCD127286  Cicuta douglasii R. Tofsrud 1948-7-20 s.n. Plumas Between Quincy and Quincy Junction. Comment
  UCD127356  Cicuta douglasii Elaine Ahrenholz 1962-6-2 54 Plumas 1 mile above Oakland Camp, Spanish Creek. Comment
  CAS-BOT-BC289627  Cirsium andersonii Mrs. Jos Clemens 1919-10-14 s.n. Plumas Greenville Comment
  CDA13368  Cirsium andersonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13217 Plumas Sierra Nevada; at inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  RSA0070846  Cirsium andersonii L. Ahart, John Dittes 2005-9-20 12432 Plumas NW side of Mud Lake, about 0.5 mile NE of Eisenheimer Peak, about 0.75 mile south of Wilcox Valley. 2030 Comment
  SD8768  Cirsium andersonii Daniel Cleveland 1882-7-21 Plumas Big Meadows Comment
  SEINET7451063 Image available Cirsium andersonii A. A. Heller, P. B. Kennedy 1907-7-18 8881 Plumas Grade between Beckwith (Beckwourth) and Red Clover Valley. Comment
  CAS-BOT-BC277920  Cirsium canescens T. C. Fuller 1968-7-1 17318 Plumas 200 yds. w. of Hwy 49 to Loyalton, ca. 6 mi. s. of Vinton, 1 mi. n. of the county line in Plumas Co., Sierra Valley, Sierra Nevada 1524 Comment
  CDA19254  Cirsium cymosum G. D. Barbe, T. C. Fuller 1982-6-17 3807 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  SDSU3769  Cirsium cymosum R. M. Beauchamp 1965-7-17 Plumas Along Calif. St. Hwy. 32 near Plumas Co. line. Comment
  CAS-BOT-BC279954  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35989 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CDA1375  Cirsium occidentale var. candidissimum T. C. Fuller 1961-11-29 7304 Plumas Indian Valley; roadside North (Valley) Road, 4.7 mi. E of Greenville. Comment
  CAS-BOT-BC285543  Cirsium occidentale var. candidissimum E. K. Balls 1950-9-6 15696 Plumas Jackson Creek Public Camp, Middle Fork Feather River, off Hwy 24 east of Quincy 1402 Comment
  CDA1515  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1962-9-27 9665 Plumas Sierra Valley; W of Loyalton-Vinton Hwy (Hwy 49), 7.3 mi S of Vinton, just N of Sierra Co. line. Comment
  CAS-BOT-BC286452  Cirsium scariosum John Thomas Howell 1960-7-24 35983 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC91704  Cirsium scariosum G. D. Barbe; T. C. Fuller 1982-6-17 3866 Plumas Northern California. Plumas National Forest. 2 mi N of Turkey Pt Fishing Access; at the shore of the north arm of the lake. 1706 Comment
  CAS-BOT-BC105872  Cirsium scariosum W. Harnach; N. Harnach 1990-6-13 376 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  UC1119181  Cirsium scariosum var. americanum E. Sawyer 1935-9-27 206 Plumas 1.4 mi se Crow; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC228896  Cistanthe umbellata Alice Eastwood 1927-6-15 14624 Plumas United States Forest Reserve. On trail to Long Valley Comment
  CAS-BOT-BC228911  Cistanthe umbellata John Thomas Howell 1960-7-18 35559 Plumas Lassen Volcanic National Park. Drakesbad 1828 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-BC163168  Clarkia lassenensis Clare B. Hardham 1961-6-15 7421 Plumas Sierra Nevada Mountains. East of Taylorsville, Road to Engelmine [Engel Mine] 1219 Comment
  HSC96849  Clarkia mildrediae subsp. lutescens L. Ahart 2006-7-6 12920 Plumas About 100 yards N of the paved basalt Rd., about 4 mi. NW of Tamarack Flat, about 6 mi. NW of Little Grass Valley Reservoir 1651 Comment
  JEPS93188  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-13 4693 Plumas between Lookout Rock and Middle Fork Feather R. (along Rd. 23N19 6.1 mi. s.e. of Rd. 23N60); Dogwood Peak Quad. 1621 Comment
  LA40265  Clarkia mildrediae subsp. mildrediae June 1958 243- 57 4 Plumas Feather River and Shasta Lake Comment
  CAS-BOT-BC164913  Clarkia rhomboidea Clarence R. Quick 1963-7-24 63 -60 Plumas On shoulder of east-west ridge 1.5 miles east of Wheeler Peak Comment
  CHSC93156  Clarkia stellata L. P. Janeway 1995-7-11 4851 Plumas Northern High Sierra Nevada. Along west side of Road 24N12 (road to Smith Peak) 1.8 mi northwest of Hwy 70; about 4 mi west of Portola. 1554 Comment
  JEPS115782  Clarkia stellata Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15865 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 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
  HSC22940  Clarkia stellata John Pratt 1970-6-25 45 Plumas 1707 Comment
  LA206090  Clarkia stellata T. Mosquin; 1959-7-2 3332 Plumas Humbug Rd, 1.2 mi W of its junction with Humboldt Rd. This junction is 0.7 mi S of CA State Hwy 89 and Humboldt Rd Comment
  RSA73357  Clarkia stellata F. W. Peirson 1926-6-21 6798 Plumas Open flat strip along shore of Lake Almanor. Comment
  CHSC65112  Claytonia lanceolata Vernon H. Oswald; Lowell Ahart 1995-7-24 7108 Plumas Caribous Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. To Beauty lake. Common on forest floor all along the trail. 1950 Comment
  JEPS48668  Claytonia lanceolata Esther C. Fritz 1933-7-1 Plumas summit of Spanish Peak; Spanish Peak 2133 Comment
  LA207492  Claytonia lanceolata Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  CHSC57310  Claytonia lanceolata var. lanceolata L. P. Janeway 1991-5-28 3968 Plumas Plumas National Forest. Beckwourth Ranger District. Red Clover Compartment. South side of Poco Creek ca 1 1/2 mi est of Red Clover Creek (south side of road 25N05). 1719 Comment
  UCD69665  Claytonia perfoliata Ernie Bell 1982-5-23 27 Plumas Southwest end of Snake Lake, approximately 10 miles southwest of Quincy. 1219 Comment
  JEPS95533  Clintonia uniflora Lowell Ahart 1994-6-17 7345 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  CDA18743  Collinsia parviflora G. D. Barbe, T. C Fuller 1982-7-16 3776 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
  CHSC89314  Collinsia parviflora G. Douglas Barbe; T. C. Fuller 1982-7-16 3763 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  RSA0117247  Collinsia parviflora L. P. Janeway, B. Castro 2006-6-4 8671 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  UCD23344  Collinsia parviflora E. W. Jameson 1949-5-3 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  CDA18734  Collinsia parviflora G. D. Barbe, T. C Fuller 1982-7-15 3748 Plumas Plumas National Forest; 5.2 miles northeast of junction with road to Red Hill. 1524 Comment
  RSA101438  Collinsia parviflora R. Weatherby 1955-6-22 1541 Plumas Meadow near top of Spanish Peak. 2134 Comment
  UC1778621  Collinsia parviflora G. Douglas Barbe, T. C. Fuller 1982-7-15 3748 Plumas Shale road cut, 5.2 miles NE of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  CHSC78394  Collinsia torreyi var. torreyi Vernon H. Oswald 2000-6-23 9931 Plumas La Porte Rd. 2.6 mi north of La Porte at the junction with the road to the South Fork Campgrounds at Little Grass Valley Reservoir. 1563 Comment
  UCR3606  Collomia grandiflora Wm. Horn Jr. 1963-7-14 630714- 90 Plumas Northern Sierra Nevada Mtns, Meadow Valley, 120-130 yards south of Bucks Lake Road, 1 mi west of Meadow Valley Store at edge of clearing 1159 Comment
  JEPS28621  Collomia grandiflora George W. Gillett 1957-7-18 807 Plumas moist soil near trail on ne side Boiling Springs Lake; Lassen Volcanic National Park 1813 Comment
  SJSU11436  Collomia grandiflora R. L. Hassur 1957-7-5 192 Plumas by L Almanor 4 mi E of Clear Cr 1386 Comment
  CAS-BOT-BC157364  Comarum palustre John Thomas Howell 1961-9-23 36842 Plumas Indian Valley 1082 Comment
  CHSC58196  Comarum palustre Vernon H. Oswald; Lowell Ahart 1992-6-22 5027 Plumas Lassen Volcanic National Park. Small corner of park property on the S side of Warner Valley Rd. between Lee and Kelly camps. Meadow. 1597 Comment
  SEINET10474204  Conyza canadensis Mary Susan Taylor 1981-8-28 Taylor 4245 Plumas California: T21N R13E se1/4 sec 5. Sierra City NE quad. Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. Plumas County. 4700 ft. 1432 Comment
  CHSC21080  Corallorhiza maculata F. T. Griggs; A. Pass 1975-7-2 48 Plumas Buck's Lake Forest Service Survey. Comment
  HSC16576  Corallorhiza maculata Jim Vaughn 1956-7-15 Plumas Boiling Springs Lake, near Mt. Lassen Natl. Park Comment
  JEPS64322  Corallorhiza maculata W. I. Follett 1937-7-27 102 Plumas Rich Gulch Comment
  RSA101458  Corallorhiza maculata R. Weatherby 1955-7-2 1580 Plumas Wilcox Valley 1921 Comment
  UC143604  Corallorhiza striata Mrs. R. M. Austin May 1878 Plumas e Prattville Comment
  JEPS48639  Corallorhiza striata Esther C. Fritz 1933-6-27 Plumas Camp Califorest; woods w of faculty tent, near Schneider Falls trail 1188 Comment
  CDA15896  Cordylanthus tenuis subsp. tenuis B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC37523  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1982-9-8 5117 Plumas Along rd on w side of Round Valley Reservoir, ca. 4 mi s of Greenville. 1371 Comment
  CHSC63476  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1994-7-28 7529 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  RSA246643  Cordylanthus tenuis subsp. tenuis Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42353 Plumas Plumas National forest: Along Hwy. 70 two miles N of Quincy. 1098 Comment
  RSA755683  Cordylanthus tenuis subsp. tenuis L. Ahart, John Dittes 2009-7-15 16089 Plumas Northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  UC1032456  Cordylanthus tenuis subsp. tenuis G. T. Nordstrom 1934-7-20 244 Plumas 1 1/2 mi w and 1/2 mi n Meadow Valley; Plumas National Forest, Bidwell Bar Quadrangle Comment
  JEPS7000  Cordylanthus tenuis subsp. tenuis Rimo Bacigalupi and J. R. Sweeney 1953-8-31 4325 Plumas 4 mi n Quincy (near junction of road to Oakland Municipal Camp and Calif. Hwy 24) Comment
  RSA232860  Cornus nuttallii L. S. Rose 1968-6-11 68107 Plumas Butterfly Valley, 4 mi. s. of Keddie. 1037 Comment
  CAS-BOT-BC210323  Cornus sericea David D. Keck 1932-7-3 1654 Plumas South of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  UC1122816  Cornus sericea subsp. sericea D. Axelrod 1934-6-12 44 Plumas 1 mi. n.e. La Porte; Plumas Nat'l Forest, Downieville Quad. Comment
  JEPS108581  Cornus sessilis L. P. Janeway 2005-9-4 8537 Plumas Northern High Sierra Nevada. Rock Creek at crossing of Road 24N04 ''Rock Creek Crossing.'' Along borders of bouldery streambed 1204 Comment
  CDA14764  Corydalis caseana G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3339 Plumas 0.75 mile east of Bucks summit on Bucks Lake Road. 1600 Comment
  POM123485  Corydalis caseana J. G. Lemmon 1875-07 s.n. Plumas Big Spring Comment
  SBBG70195  Corydalis caseana R. M. Austin -Jul-1877 Plumas Mill Creek [American Valley?] Comment
  CAS-BOT-BC401877  Corydalis caseana subsp. caseana Beryl O. Schreiber 1938-7-10 2527 Plumas 1/4 mile south of U. C. Forestry Camp near Mdw. Valley 1097 Comment
  UC1135190  Corylus californica G. T. Nordstrom 1934-7-11 216 Plumas Plumas National Forest, Lower Bucks Lake Lower Bucks Lake; Plumas National Forest, Lower Bucks Lake 1554 Comment
  CAS-BOT-BC169502  Corylus cornuta subsp. californica Henry A. Kloppenburg 1928-5-19 430 Plumas Belden. Plumas Forest 701 Comment
  SD8506  Crataegus gaylussacia Mrs. R. M. Austin 1879-1 Plumas Big Spring Big Meadow Comment
  CAS-BOT-BC290330  Crepis John Thomas Howell 1962-6-17 37728 Plumas Portola 1463 Comment
  CAS-BOT-BC290320  Crepis Clare B. Hardham 1961-6-16 7480 Plumas Sierra Nevada Mountains. Diamond Peak 2133 Comment
  UCD130990  Crepis A. A. Beetle 1941-6-28 2790 Plumas west side of Lake Amanor. Comment
  CAS-BOT-BC290443  Crepis acuminata John Thomas Howell 1975-7-22 51360 Plumas 2 miles northwest of Spring Garden 1173 Comment
  RSA755686  Crepis acuminata L. Ahart, John Dittes 2009-7-15 16098 Plumas East of the power line on the south side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  UC581281  Crepis acuminata G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2250 Plumas n Engelmine (sw slopes and ridge crest); Red Rock Comment
  UC346561  Crepis intermedia E. B. Babcock 1928-6-15 156 Plumas Feather River Inn golf course; near hwy Comment
  RSA641873  Crepis modocensis subsp. subacaulis Michael A. Vincent 1999-6-7 8534 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  CAS-BOT-BC376528  Crepis monticola John Thomas Howell 1962-6-17 37666 Plumas Butterfly Valley 1036 Comment
  CHSC97559  Crepis monticola Lowell Ahart; John Dittes 2007-6-17 14193 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  UC581196  Crepis occidentalis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-8 2230 Plumas 1/2 mi s ridge crest south of Laufman's Ranger Station 1550 Comment
  SJSU13900  Crepis occidentalis N. A. Hopkins 1986-6-30 1340 Plumas on bald ridge 2377 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
  CHSC62091  Crepis pleurocarpa L. P. Janeway 1993-7-15 4446 Plumas Plumas National Forest. West of Bean Creek, on west side of Rd 25N17, 0.4 mi south of the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River). 1536 Comment
  CHSC69202  Crepis pleurocarpa James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2555 Plumas Rich Gulch Rd. 3.0 mi N of Hwy. 70 on slope W of and adjacent to road (26N22) S of Red Mtn. turnoff. Comment
  CHSC80803  Crepis pleurocarpa Lowell Ahart 2001-7-19 8937 Plumas Steep slope, on the east side of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  UC346559  Crepis pleurocarpa E. B. Babcock 1928-6-15 158 Plumas above Sloat (along rd. to Blairsden) Comment
  CAS-BOT-BC190151  Crypsis vaginiflora John Thomas Howell 1959-9-21 34748 Plumas Sierra Nevada. North Fork Feather River near Belden. 701 Comment
  UC1100184  Crypsis vaginiflora Malcolm A. Nobs and S. Galen Smith 1949-8-19 1408 Plumas ca 2 mi s Greenville; Indian Valley Comment
  CAS-BOT-BC189306  Cryptantha Clare B. Hardham 1975-8-2 20493 Plumas Black Mountain 2133 Comment
  JEPS115791  Cryptantha affinis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15858 Plumas Northwest of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  OBI20690  Cryptantha affinis Lewis S. Rose 1967-7-11 67162 Plumas Mt Hough Rd, 6 mi N of Quincy jctn 1707 Comment
  SJSU11365  Cryptantha affinis J. W. Tilden 1958-6-29 1300 Plumas SW shore, Lake Almanor 1828 Comment
  CHSC37695  Cryptantha torreyana M. S. Taylor 1982-9-8 5116 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 4 mi s of Greenville. 1371 Comment
  CHSC81103  Cryptantha torreyana Lowell Ahart 2001-8-28 9219 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, where the ATT cable crosses the poor dirt road, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC97515  Cryptantha torreyana Lowell Ahart; John Dittes 2007-6-17 14157 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
  JEPS95556  Cryptantha torreyana Lowell Ahart 1994-7-7 7456 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  CAS-BOT-BC70457  Cryptogramma acrostichoides Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS102435  Cryptogramma acrostichoides Lowell Ahart 2001-7-11 8894 Plumas Large outcrop SW of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  CAS-BOT-BC80531  Cupressus bakeri M. S. Taylor; M. Foster 1981-8-13 4175 Plumas N & NE side of w flank of Wheeler Peak ridge, ca. 5 air mi n of Genesee 1981 Comment
  SEINET10969189  Cuscuta ceanothi Mary Susan Taylor 1982-8-9 Taylor 4954 Plumas T26N R8E nw/ne sec 9. Almanor NE quad. Along 26N88, just e of its jct with Seneca Rd (306), ca. 7 mi sw of Canyon Dam. (Davis Creek drainage). Comment
  CHSC66757  Cuscuta subinclusa Vernon H. Oswald; Lowell Ahart 1996-8-14 8173 Plumas Northern High Sierra Nevada. Near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Rd., 1.8 mi NE of White Horse Campground. 1676 Comment
  UCD144320  Cynoglossum occidentale G. F. Hrusa; T. D. Wilfred 1996-8-1 13412 Plumas Approximately 1/4 mile south of intersection of USFS 24n42 and 24N66, approx. 1 mile south of Brady's Camp, Plumas National Forest. 1880 Comment
  JEPS102381  Cynoglossum officinale Lowell Ahart 2001-7-17 8910 Plumas about 2 1/2 air mi N of Humboldt Summit (E of a small branch of Butt Creek, sides of a poor logging road) 1828 Comment
  CAS-BOT-BC114127  Cyperus squarrosus John Thomas Howell 1959-9-25 34987 Plumas Sandy beach of Feather River, Portola. 1478 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
  UC1563865  Cyperus squarrosus Barbara Ertter 1988-10-21 8007 Plumas e. end of causeway ca. 1.5 mi. e. Chester (on Hwy. 36, n. of rd., Lake Almanor); Lake Almanor 1341 Comment
  RSA0000376  Cypripedium californicum J. G. Lemmon s.n. Plumas Scotch Camp, near Shasta. Also in Big Meadows, Plumas County, by Mrs. Austin. Comment
  UCD138929  Cypripedium fasciculatum M. S. Taylor 1981-5-29 3817 Plumas ca. 50 to 100 feet up from Forest, ca. 50 to 100 feet up from Buckhorn Creek, on south side, ca. 200 feet west of 23N18.5, ca. 1 mile southwest of Grizzly Mt, ca. 13 air miles northeast of Pulga. 1584 Comment
  CHSC108126  Cystopteris fragilis Lowell Ahart 2011-9-20 17691 Plumas On the south side of Onion Valley Creek, on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2001 Comment
  JEPS114953  Cystopteris fragilis Lowell Ahart 2008-7-16 15090 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  CAS-BOT-BC189784  Dactylis glomerata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1529 Plumas Butterfly Botanical Area and Vicinity. Area north of Pond Reservoir. 1097 Comment
  RSA508620  Damasonium californicum Mrs. R. M. Austin 1882-06 s.n. Plumas Big Meadows. Comment
  CAS-BOT-BC186621  Danthonia californica John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54162 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  JEPS115890  Danthonia californica var. americana Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16159 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CAS-BOT-BC192350  Danthonia unispicata John Thomas Howell; Gordon H. True 1967-7-11 43296 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CHSC44560  Danthonia unispicata Lowell Ahart 1979-7-18 1994 Plumas North of the dirt road, north-east of Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  CHSC60509  Danthonia unispicata L. P. Janeway 1992-5-22 4202 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. 1499 Comment
  CHSC80308  Danthonia unispicata L. P. Janeway 1996-6-5 5004 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.9 mi west of the road to Calpine. 1487 Comment
  RSA236757  Darlingtonia californica Larry E. DeBuhr, Gary D. Wallace 1972-5-21 595 Plumas Plumas Nat'l Forest, Butterfly Valley about 1 mile SW of Keddie. 1189 Comment
  SJSU4490  Darlingtonia californica Lewis S. Rose 1968-6-11 68105 Plumas Butterfly Valley, 4 mi S of Keddie 1036 Comment
  UC635466  Darlingtonia californica A. E. Borell 1928-3-18 38 Plumas Butterfly Valley Comment
  UCD119068  Darlingtonia californica M. S. Taylor 1982-8-23 5034 Plumas Under PGE wire between dirt rd and Feather River, in seep on slope ca. 1/4 mi n of Dutch Creek, ca. 1/2 mi ne of Twain. 853 Comment
  UCD119085  Darlingtonia californica Barry Rice 2011-7-27 BR 110716 Plumas location unknown. 1590 Comment
  RSA0055037  Darlingtonia californica J. G. Lemmon Plumas Butterfly Valley near Quincy. From Nevada Co. to Mt. Shasta. Comment
  CAS-BOT-BC8914  Delphinium depauperatum Anna Head 1920-7-1 s.n. Plumas Near Gold Lake, Feather River Region 1981 Comment
  RSA0091379  Delphinium depauperatum Bonnie C. Templeton 1968-1 11300 Plumas [No location data on label. Possibly Trinity County.] Comment
  CHSC61606  Delphinium hesperium Arthur O. Barrett 1915-6-27 1 Plumas Plumas Forest. Indian Creek. 1645 Comment
  CAS-BOT-BC9857  Delphinium nudicaule Mary Strong Clemens 1920-4-14 s.n. Plumas Quincy Comment
  RSA0093359  Delphinium nudicaule Bonnie C. Templeton 1968-6-8 11217 Plumas Twain Rd., west of Butterfly Valley, ca 10 mi. west of Quincy. Comment
  SD7964  Delphinium nudicaule Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC118647  Delphinium nudicaule Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CDA18728  Delphinium nudicaule G. D. Barbe, T. C Fuller 1982-7-15 3739 Plumas Plumas National Forest; 2.1 miles NE of junction with road to Red Hill Summit 1524 Comment
  SEINET10899317  Delphinium nudicaule Mary Susan Taylor 1981-5-10 Taylor 3664 Plumas T25N R11E ne sec 12. Greenville SE quad. N side of Genesee Valley Rd, ca. 4 mi W of Genesee. Oak-Pine Forest; 3600 ft. Dry soils in partial shade. 1097 Comment
  SEINET12092486  Delphinium nudicaule Austui n d s.n. Plumas no further locality Comment
  SEINET8663390  Delphinium nudicaule C. Tanner 1999-5-7 s.n. Plumas Along "Powerline Road," between C. Roy Carmichael School and unincorporated town of Delleker. 1490 Comment
  CAS-BOT-BC116107  Delphinium nuttallianum Michael A. Vincent 1999-6-7 8524 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS RT. 11 Comment
  CHSC45508  Delphinium nuttallianum Lowell Ahart 1976-6-18 1141 Plumas Near Bunker Hill Creek, about 1/4 mile south-east of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  UC136341  Delphinium nuttallianum Mrs. A. L. Coombs July 1902 Plumas Prattville Comment
  RSA0037158  Delphinium nuttallianum G. D. Barbe, T. C. Fuller, John Thomas Howell 1981-6-26 3361 Plumas 0.3 mile southwest of Buck Summit, meadow southeast of the road formed by Bucks Creek. 1645 Comment
  CHSC32835  Delphinium patens W. Michael Foster 1981-4-26 12 Plumas Ca. 70 ft se of confluence of Bucks creek and the North Fork of the Feather River, ca. 24 mi w of Quincy. 579 Comment
  RSA95441  Delphinium patens J. T. Howell 1951-6-27 27579 Plumas McRae Meadow. 1982 Comment
  UCD61113  Deschampsia cespitosa A. A. Heller; P. B. Kennedy 1907-7-9 8790 Plumas Pratville. Comment
  CAS-BOT-BC192439  Deschampsia cespitosa subsp. cespitosa Mary S. Clemens 1920-6-8 15 Plumas Greenville Comment
  CAS-BOT-BC192444  Deschampsia cespitosa subsp. cespitosa John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2115 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CDA13977  Deschampsia cespitosa subsp. cespitosa G. F. Hrusa 1996-8-2 13441 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Scattered throughout lightly shaded parts of springline forming trib. of Squirrel Creek. Perennial, bunching. 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
  CAS-BOT-BC198151  Deschampsia danthonioides John Thomas Howell 1960-7-19 35619 Plumas Drakesbad - Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC198160  Deschampsia danthonioides Mary S. Clemens 1920-5-25 6 Plumas Taylorville Comment
  CAS-BOT-BC201891  Deschampsia elongata A. A. Heller 1915-7-7 12068 Plumas Near the summit of Soapstone Ridge in the Sierra Nevada, 12 miles west of Bucks 1676 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
  UC1024669  Deschampsia elongata Leo Whitney 1934-8-11 2180 Plumas ca. 9 mi. n.w. Portola (Freeman Creek, n.w. end Big Grizzley Valley); Plumas Nat'l Forest, Big Grizzley Valley, Freeman Creek 1828 Comment
  CHSC43430  Descurainia incana Lowell Ahart 1975-7-20 911 Plumas Near Bunker Hill Creek, about 1 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  JEPS87600  Descurainia incana Lowell Ahart 1994-7-7 7451 Plumas about 0.75 air mi se Pilot Peak (on n side of Pacific Crest Trail, on Bunker Hill Ridge, Plumas County and Sierra County); Bunker Hill Ridge 2011 Comment
  CAS-BOT-BC43035  Descurainia incisa subsp. incisa John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50640 Plumas Sierra Nevada. Headwaters of Indian Creek southeast of Diamond Mountain. 2164 Comment
  JEPS121736  Descurainia pinnata subsp. intermedia B. Castro and L. P. Janeway 2009-6-7 1793 Plumas 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. Comment
  CAS-BOT-BC43506  Descurainia sophia 1976-6-7 233 Plumas Sierra Y M. On shoulder of Dyson Lane 1.5 km west of metal bridge. 1524 Comment
  CAS-BOT-BC402607  Dicentra uniflora Lowell Ahart 1986-6-4 5323 Plumas West of the small wash, south of the road where it crosses Onion Valley Creek, near Onion Valley, about 1 mile north-west of Pilot Pk., about 14 miles north-east of La Porte 1828 Comment
  CAS-BOT-BC209231  Dichanthelium acuminatum subsp. acuminatum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1675 Plumas Sweetwater Meadow - Butterfly Botanical Area and vicinity 1127 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
  JEPS70588 Image available Dichanthelium acuminatum subsp. thermale W. L. Jepson 1910-6-6 4082 Plumas Devil's Kitchen; Hot Springs Valley; Devil's Kitchen, Hot Springs Valley, Plumas Co. 1889 Comment
  SEINET10533901  Dichelostemma congestum A. Arthur Heller, Patrick B. Kennedy 1907-7-8 Heller 8768 Plumas Near Greenville, Calif. Comment
  CAS-BOT-BC502670  Dichelostemma multiflorum Walter Knight; Irja Knight 1966-6-18 1305 Plumas Butterfly Valley 1143 Comment
  CAS-BOT-BC502701  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas Near Gray's Flat on Highway #24 868 Comment
  SEINET10533981  Dichelostemma multiflorum A. Arthur Heller 1938-6-14 Heller 15159 Plumas Shaded gravelly places near Gray's Flat on Highway #24, 2850 feet. The flowers are fewer and not so deeply colored as in the typical form common near Chico. 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
  JEPS40712  Dieteria canescens var. shastensis W. L. Jepson 1939-8-12 19384 b Plumas Black Mountain 1981 Comment
  CHSC69525  Digitaria ischaemum Lowell Ahart 1997-9-11 7907 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/2 mile south of Mosquito Creek, about 4 1/2 miles (air) northeast of Belden. 792 Comment
  CHSC21105  Diplacus layneae F. T. Griggs; A. Pass 1975-7-1 3 Plumas East of Grizzly Creek. Buck's Lake Forest Service Survey. 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-BC151817  Diplacus mephiticus John Thomas Howell 1951-6-27 27609 Plumas Jamison Creek - Sierra Nevada 1950 Comment
  CHSC73823  Diplacus mephiticus B. Castro 1997-6-9 730 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir, on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22N50X which climbs the peak. 1694 Comment
  SBBG125743  Dittrichia graveolens L. Ahart with J. Dittes 2010-10-5 17302 Plumas N side of Hwy 70, Serpentine Cyn, 2.7 mi ENE of Rich Bar, 3.9 mi W of Twain Comment
  CAS-BOT-BC136101  Dodecatheon alpinum M. S. Taylor 1982-7-12 4820 Plumas In wet meadow in McRae Meadows, ca. 6 mi w of Mohawk 1889 Comment
  RSA134076  Dodecatheon hendersonii H. J. Thompson 1952-5-18 1535 Plumas In dry meadow under PInus ponderosa, 1.5 mi. N of Greenville, near Wolf Creek, SE of Lake Almanor, 1006 Comment
  UC1001492  Dodecatheon hendersonii H. J. Thompson 1952-5-18 1535 Plumas 1.5 mi n Greenville (near Wolf Creek, se of Lake Almanor); se of Lake Almanor, n of Greenville nr Wolf Creek 1005 Comment
  RSA114442  Dodecatheon hendersonii E. K. Balls, Lee W. Lenz 1955-5-14 20708 Plumas 1.5 mi. n. of Greenville along road to Lake Almanor, Hwy. 89. 1128 Comment
  POM181051  Downingia bacigalupii A. A. Heller, P. B. Kennedy 1907-7-2 8677 Plumas Between Vinton and Beckwith. [Beckwourth] Comment
  UC1408975  Downingia bacigalupii R. F. Thorne and C. W. Tilforth 1969-9-6 39246 Plumas 1 mi sw Beckwourth (along Feather River); Feather River 1356 Comment
  RSA436118  Downingia bacigalupii D. D. Keck 1932-7-6 1716 Plumas Halfway between Prattville and Chester. 1341 Comment
  CHSC84512  Downingia bicornuta var. bicornuta John Dittes; Lowell Ahart 2003-8-8 2003 -96 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 7.6 air-miles east by southeast of Portola, ca. 4.0 air-mile south by southeast of Beckwourth, ca. 2.0 air-mile east by northeast of intersection of Dyson Lane and Beckwourth-Calpine Road (A23), at edge of Dyson Lane. 1485 Comment
  UC1244010  Downingia bicornuta var. bicornuta John H. Weiler, D. Willits, and F. Safwat 1959-6-20 59193 Plumas 10.5 mi ne Sattley (0.5 mi s of Sattley-Beckwith road) 1524 Comment
  UCD97466  Draba verna Albert Grigarick 2010-5-11 248 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 0.9 mi. 1488 Comment
  UCD105968  Draperia systyla Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 320 Comment
  UC367085  Drosera rotundifolia J. G. Lemmon and wife June 1875 Plumas Butterfly Val. Comment
  UCD119084  Drosera rotundifolia Barry Rice 21Jul 2011 BR 110712 Plumas location unknown. 1590 Comment
  RSA0011663  Drosera rotundifolia Malcolm A. Nobs, S. Galen Smith 1949-8-19 1446 Plumas Butterfly Valley. Comment
  SD46715  Drosera rotundifolia Robert J. Weatherby 1950-7-21 1482 Plumas Quincy district, Butterfly Lake 1220 Comment
  UC511310  Drymocallis Lyman Benson 1932-7-29 3988 Plumas Buck Lake Sierra Nevada, , Buck Lake (Feather River) 2133 Comment
  CHSC110475  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. 1873 Comment
  CAS-BOT-BC159304  Drymocallis lactea var. lactea Ella Dales Cantelow 1939-5-20 4318 Plumas Indian Valley, S.E. of Prattville Comment
  CAS-BOT-BC113790  Dulichium arundinaceum V. Oswald; Lowell Ahart 1988-8-4 3662 Plumas Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic Natl Park. 1676 Comment
  CHSC54537  Dulichium arundinaceum V. Oswald; S. Mitchelson, C. Livingston 1991-8-21 4839 Plumas Lassen Volcanic Park. Little Willow Lake located on the south edge the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  CHSC88819  Dulichium arundinaceum L. Hanson 2001-9-12 466 Plumas Plumas National Forest. Fowler Lake. 1676 Comment
  RSA246598  Dulichium arundinaceum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42313 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 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
  JEPS122311  Echinochloa crus-galli Lowell Ahart 2014-9-9 19859 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  CHSC113877  Elatine Lowell Ahart 2014-8-26 19764 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
  JEPS102826  Elatine chilensis Lowell Ahart 2001-8-29 9232 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS103552  Eleocharis bella Lowell Ahart 2002-7-2 9815 Plumas 9 air mi NW of La Porte (water holding pond 150 yds N of Forest Road 22N94, Hartman Bar Ridge, 1 air mile SW of Franklin Hill, 4 1/2 mi NW of Tamarack Flat) 1597 Comment
  CAS-BOT-BC113506  Eleocharis bella Clare Butterworth Hardham 1985-8-1 30154 Plumas Antelope Reservoir, on silty soil. 1584 Comment
  CAS-BOT-BC494111  Eleocharis bella W. Harnach; N. Harnach 2000-8-2 967 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
  CHSC82152  Eleocharis coloradoensis L. P. Janeway 2001-7-25 7389 A Plumas High Cascade Range. Southwest side of Lake Almanor, below high water line, about 100 m out; near Hwy 89 2.3 km north-northwest of Almanor West Road. 1372 Comment
  CHSC100845  Eleocharis decumbens B. Castro; L. P. Janeway 2005-9-11 1517 Plumas Ca 5 air mi N of Bucks Lake and 2.5 mi S of Highway 70 and the Feather River Cyn, just N of Three Lakes. Ca 0.8 mi E of the Three Lakes trailhead, along the Pacific Crest Trail. At N edge of wide flat open fen in the middle of the Grassy Lakes. 1895 Comment
  CHSC32854  Eleocharis engelmannii L. Ahart 1980-10-6 2677 Plumas On the floor of a hydraulic mine, ca. 1 mi s of La Porte. 1600 Comment
  JEPS114427  Eleocharis engelmannii Lowell Ahart 2008-7-9 15068 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
  CAS-BOT-BC113397  Eleocharis engelmannii var. detonsa John Thomas Howell 1951-8-20 28212 Plumas Genessee 1127 Comment
  CHSC32863  Eleocharis macrostachya L. Ahart 1980-10-6 2680 Plumas On the floor of a hydraulic mine, ca. 1 mi s of La Porte. 1600 Comment
  CHSC97584  Eleocharis macrostachya Lowell Ahart; John Dittes 2007-6-17 14200 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
  JEPS104614  Eleocharis quinqueflora Lowell Ahart 2003-7-18 10432 Plumas Along a drainage, in a meadow, ca 150 yd south of the road, ca 3/4 mi w of Lumpkin Ridge Rd, ca 1 mi se of Tamarack Flat, ca 2 mi (air) nw of Little Grass Valley Reservoir dam, ca 5 mi (air) nw of La Porte. 1752 Comment
  CAS-BOT-BC112044  Eleocharis torticulmis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1524 Plumas In profusion at north end of Pond Reservoir, Butterfly Botanical Area. 1097 Comment
  JEPS102295 Image available Eleocharis torticulmis L. P. Janeway and B. Castro 2000-7-3 6874 Plumas Sweetwater Meadow Butterfly Valley Botanical Area; Northern High Sierra Nevada 1177 Comment
  JEPS98449  Eleocharis torticulmis Lowell Ahart 2000-5-21 8383 Plumas 5 air miles NW of Quincy (Butterfly Valley, 150 ft NW of the pond) 1005 Comment
  CAS-BOT-BC451511  Elodea nuttallii C. Etienne 1969-7-26 294 Plumas Off Middle Fork of Feather River; Hiway 89 near Graeagle next to Feather River Park Resort entrance. 1280 Comment
  UCR17479  Elymus elymoides Frank C. Vasek 1975-7-10 750710- 27 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  CHSC87983  Elymus elymoides subsp. californicus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11162 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CAS-BOT-BC206513  Elymus glaucus subsp. glaucus John Thomas Howell; Walter Knight; Irja Knight 1966-7-26 1586 Plumas Fern Glen - Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC206796  Elymus glaucus subsp. glaucus Alice Eastwood 1927-6-18 14700 Plumas Near Greenville. Comment
  JEPS113932  Elymus ponticus W. and N. Harnach 2000-8-23 994 Plumas Sierra Valley on Dyson Lane 0.25 miles east of the intersection with Co. Road A-24 (~6 miles north of Loyalton, CA) Comment
  CAS-BOT-BC213819  Elymus repens John Thomas Howell 1975-7-22 51347 Plumas Quincy Junction Road near Quincy - Sierra Nevada 1036 Comment
  CAS-BOT-BC204411  Elymus trachycaulus subsp. trachycaulus David D. Keck 1944-7-8 5419 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather River 1356 Comment
  CHSC112572  Elymus triticoides B. Castro; L. P. Janeway 2007-6-7 1649 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, 500 to 550 ft below edge of open Ponderosa-Jeffrey pine forest. 1671 Comment
  SEINET10561203  Elymus triticoides subsp. multiflorus Frederick J. Hermann 1955-7-27 Hermann 11946 Plumas Dried swale along highway. Vinton. Comment
  JEPS113666  Elytrigia elongata Lowell Ahart, Josephine Guardino 2007-7-20 14312 Plumas South of a small drainage, northeast edge of a large meadow, south of Lightning Tree Campground, west of the paved road, east side of Lake Davis 1789 Comment
  CHSC102381  Elytrigia intermedia subsp. barbulata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16131 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  JEPS107604  Elytrigia intermedia subsp. intermedia Lowell Ahart, Josephine Guardino 2005-8-10 12310 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  CAS-BOT-BC392227  Enemion stipitatum W. I. Follett; Evelyn B. Follett 1952-5-3 s.n. Plumas Rich Gulch 1173 Comment
  CAS-BOT-BC165924  Epilobium John Thomas Howell; H. Keith Wagnon 1980-5-26 53600 Plumas Near Rich Bar, East Branch of Feather River North Fork 762 Comment
  SEINET10453212  Epilobium adenocaulon var. holosericeum Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5184 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  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
  JEPS104632  Epilobium brachycarpum Lowell Ahart 2003-8-8 10481 Plumas On the w side of Beckwouth Calpine Rd, ca 50 yd n of the Western Pacific Railroad, ca 1/2 mi (air) sw of Beckwourth, Sierra Valley. 1478 Comment
  JEPS122087  Epilobium brachycarpum Lowell Ahart 2014-8-26 19784 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  SEINET12640894  Epilobium brachycarpum W. Harnach, N. Harnach 1990-1 402 Plumas Sierra Valley. N of Beckwourth, Genessee Road. 1615 Comment
  SBBG119866  Epilobium brachycarpum L. Ahart, J. Dittes 2003-8-8 10481 Plumas W side of Beckwourth Calpine Rd, ca. 0.5 air mi SW of Beckwourth, Sierra Valley 1478 Comment
  OBI48981  Epilobium canum Lewis S. Rose 1932-9-5 32615 Plumas Jamison Lake 1890 Comment
  CAS-BOT-BC171711  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1919-9-1 s.n. Plumas Gold Lake Region Comment
  CHSC108465  Epilobium canum subsp. latifolium Lowell Ahart 2011-9-17 17674 Plumas On the south side of the paved road, about 50 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CHSC67369  Epilobium canum subsp. latifolium James D. Jokerst 1985-9-15 2581 Plumas Grizzly Creek Hydro Transmission Line Project, top of slope near Rd. 26N26 in Yellow Creek Canyon. 1463 Comment
  JEPS122106  Epilobium canum subsp. latifolium Lowell Ahart 2014-8-24 19755 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
  UC1012958  Epilobium canum subsp. latifolium A. R. Kruckeberg 1951-9-2 2898 Plumas below summit of Lakes Basin Road (in wash) Comment
  JEPS115111  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2009-7-27 16180 Plumas On damp to dry soil, bottom and sides of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  SJSU13873  Epilobium ciliatum subsp. glandulosum N. A. Hopkins 1985-8-27 1320 Plumas Grass L 1786 Comment
  CHSC115212  Epilobium densiflorum Lowell Ahart 2015-6-7 20221 Plumas West side of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 mile (air) west of La Porte. 1411 Comment
  CHSC40248  Epilobium densiflorum K. R. Stern 1985-6-25 8251 Plumas Meadow, vic. Blairsden. 1371 Comment
  CHSC63646  Epilobium densiflorum B. Castro; R. Zebell 1989-7-20 328 Plumas Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy. 1539 Comment
  SEINET9720233  Epilobium densiflorum A. A. Heller, P. B. Kennedy 1907-7-16 8863 Plumas Genessee Valley near Genessee Comment
  SEINET9074329 Image available Epilobium glaberrimum subsp. glaberrimum W. L. Jepson 1939-1 19301 Plumas Half-way between Meadow Valley and Buck's Valley. Spanish Peak Comment
  UCD106480  Epilobium hallianum Dean W. Taylor 1976-7-9 6188 Plumas About 1 mile north of Humboldt summit. 1798 Comment
  CHSC21569  Epilobium hornemannii subsp. hornemannii L. M. Mayer; D. E. Brink Jr. 1975-7-22 Plumas Bucks Lake. Found at the edge of a stream Comment
  UC1755160  Epilobium luteum Dean W. Taylor 2001-8-1 17873 Plumas Hopkins Creek, along Forest Road 23N10 0.2 road miles N of the creek crossing, on a small waterfall of 3 cascades originating as a spring 1685 Comment
  POM46382  Epilobium oregonense Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC56995  Equisetum arvense Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1395 Plumas At edge of Pond Reservoir 1097 Comment
  CAS-BOT-BC57007  Equisetum arvense John Thomas Howell 1977-6-21 52385 Plumas Seneca 1097 Comment
  CHSC24281  Equisetum arvense K. R. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  CHSC66286  Equisetum arvense Lowell Ahart 1996-6-28 7686 Plumas About 1/2 mile south-west of the Feather Fork Mine, about 1 mile north-east of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1676 Comment
  POM87292  Eremocarpus setiger Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CHSC107425  Eremogone aculeata L. P. Janeway 2011-8-6 10635 Plumas Northern High Sierra Nevada. Plumas National Forest; north-facing edge of the nose of the rocky ridge on southeast side of Quincy-La Porte Road, 1.7 air km northwest of Pilot Peak. 2000 Comment
  SJSU14222  Eremogone aculeata N. A. Hopkins 1989-6-7 1525 Plumas W of Dixie Mt near Dixie Cr 1889 Comment
  CAS-BOT-BC174180  Eremogone cliftonii John Thomas Howell; Gordon H. True 1967-5-9 42224 Plumas Feather River Canyon near mouth of Chambers Creek 609 Comment
  UC1948763 Image available Eremogone cliftonii Richard K. Rabeler with L. P. Janeway, L. Hanson, L. Ahart 2005-4-20 1473 Plumas N side of CA 70, 0.5 km E of Chambers Creek, 20.8 km NE of Cresta Powerhouse, Plumas National Forest 622 Comment
  SEINET8361345  Eremogone cliftonii A. A. Heller 1915-7-7 12071 Plumas near the summit of Soapstone ridge in the Sierra Nevada; 12 miles west of Bucks. 1676 Comment
  CHSC67486  Eremogone congesta var. congesta James D. Jokerst 1985-6-10 2407 Plumas Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  CHSC35935  Eremogone congesta var. suffrutescens M. S. Taylor 1982-5-17 4461 Plumas N side of 22N55, near its jct with 22N54 and 22N88, ca. 2 mi se of Portola, on ridges below Beckwourth Peak. 1706 Comment
  CAS-BOT-BC174296  Eremogone congesta var. suffrutescens Anna Head 1921-7-11 s.n. Plumas Top of Indian Peak, Feather River Region Comment
  CDA17280  Eriastrum signatum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16307 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  RSA0124154  Eriastrum signatum L. S. Rose 1955-7-19 55140 Plumas Beckworth Pass. 1494 Comment
  UCD38332  Ericameria Beecher Crampton 1954-5-10 1872 Plumas 1 mile west of Portola. 1470 Comment
  CAS-BOT-BC286665  Ericameria bloomeri John Thomas Howell 1926-7-29 2150 Plumas On Chester-Westwood road 1/2 miles west of Lassen Co. line Comment
  CAS-BOT-BC286668  Ericameria bloomeri L. P. Janeway 1992-8-10 4287 Plumas Plumas National Forest, Beckwourth Ranger District. Northeast side of Dotta Canyon ca 1 mi northwest of Dotta Neck 1712 Comment
  OBI16780  Ericameria bloomeri Carl B. Wolf 1937-9-5 9292 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line 1463 Comment
  UC762561  Ericameria bloomeri R. F. Hoover 1940-9-22 4627 Plumas Chester Comment
  CAS-BOT-BC299436  Ericameria nauseosa var. speciosa Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CHSC83082  Ericameria nauseosa var. speciosa Lowell Ahart 2002-10-19 10003 Plumas Forest on the south side of the dirt road, about 1/4 mile east of Humboldt Road, about 1 3/4 miles (air) northeast of Humboldt Summit. 1750 Comment
  JEPS104418  Ericameria nauseosa var. speciosa Lowell Ahart 2003-10-17 10642 Plumas Above the cliffs ne of Humboldt Peak, ca 3/4 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2133 Comment
  JEPS113427  Ericameria nauseosa var. speciosa Lowell Ahart, John Dittes 2007-8-9 14430 Plumas About 30 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  UCD131489  Ericameria nauseosa var. speciosa John Thomas Howell 1974-9-20 50902 Plumas near Spring Garden. 1158 Comment
  CAS-BOT-BC294286  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-20 36283 Plumas Near Lassen Volcanic National Park. Kelly Camp, near Drakesbad 1615 Comment
  SEINET8079214 Image available Ericameria nauseosa var. speciosa J. T. Howell 1974-9-20 s.n. Plumas Near Spring Garden 1158 Comment
  UC119161  Ericameria parryi var. nevadensis C. G. Albertus 1935-8-12 260 Plumas 2 mi nne Grizzly Peak; Plumas National Forest, Downieville Quad. 1737 Comment
  UC203269  Ericameria parryi var. nevadensis I. M. Johnston 1919-9-2 2180 Plumas Portola Comment
  CAS-BOT-BC293516  Erigeron annuus David D. Keck 1932-7-3 1691 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  CHSC52762  Erigeron bloomeri var. bloomeri L. P. Janeway 1989-7-7 3468 Plumas Plumas National Forest. Northeast side of Red Clover Valley; along road 24N23 0.5 mi SE of road 26N70 (the road to Laufman); vicinity of Lava Spring. 1691 Comment
  CHSC94664  Erigeron canadensis Lowell Ahart 2006-10-8 13400 Plumas On the west bank of Chips Creek, south 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
  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-BC297149  Erigeron concinnus var. concinnus Alice Eastwood 1927-6-27 14874 Plumas Near Chilcoot Comment
  CDA13411  Erigeron coulteri G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13260 Plumas Sierra Nevada; immed. below headwaters of Bull Run Creek off USFS 23N12E. Comment
  CAS-BOT-BC295997  Erigeron divergens John Thomas Howell 1959-9-24 34931 Plumas Butterfly Creek near mouth, Sierra Nevada Comment
  CAS-BOT-BC296000  Erigeron divergens John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54302 Plumas East side of Indian Valley just north of Taylorsville, Sierra Nevada 1112 Comment
  JEPS41784  Erigeron divergens W. L. Jepson 1939-8-16 19431 Plumas Portola Comment
  JEPS49078  Erigeron divergens Lewis S. Rose 1966-7-28 66071 Plumas Quincy 1066 Comment
  CAS-BOT-BC296013  Erigeron divergens H. M. Hall; E. B. Babcock 1903-7-1 4446 Plumas Red Clvoer Creek, Sierra Nevada Mountains 1097 Comment
  UCD131859  Erigeron divergens Frederica Bowcutt 1985-6-5 532 Plumas About 15 air miles NE of Quincy on the SW side of Red Clover Creek and Beckwourth Genesee Road in Plumas National Forest. Comment
  CAS-BOT-BC300404  Erigeron eatonii var. plantagineus Alice Eastwood 1918-5-25 7022 Plumas Portola Comment
  CHSC53129  Erigeron eatonii var. plantagineus L. P. Janeway 1989-6-9 3281 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1691 Comment
  CAS-BOT-BC300418  Erigeron eatonii var. sonnei John Thomas Howell 1962-6-17 37699 Plumas Portola 1463 Comment
  CHSC96918  Erigeron eatonii var. sonnei Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13982 Plumas Open rocky flat, along the edge of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CAS-BOT-BC300421  Erigeron eatonii var. sonnei C. R. Quick 1950-6-18 50 -07 Plumas 1 mile W of Almanor Inn, on S shore of Lake Almanor Comment
  JEPS108583  Erigeron filifolius L. P. Janeway 2005-7-30 8505 Plumas Northern High Sierra Nevada. Southern end of Diamond Moun-tains along Road 24N44 0.2 km east of Snow Lake; 4.7 km south-southwest of Adams Peak 1884 Comment
  CAS-BOT-BC300468  Erigeron filifolius L. P. Janeway; Laurie Lamm 1992-7-21 4271 Plumas Plumas National Forest, Beckwourth Ranger District. About 1.7 mi east-southeast of Dotta Neck, ca 1.7 mi northwest of Reconnaissance Peak. Above end of Road 24N91Y 2103 Comment
  JEPS41395  Erigeron glacialis var. glacialis Mrs. Emanuel Esther C. Fritz 1933-7-15 Plumas on summit near road Spanish Peak 2133 Comment
  CAS-BOT-BC300833  Erigeron glacialis var. glacialis J. D. Schoeller 1928-7-12 390 Plumas Plumas National Forest. 2 1/2 mi N. E. Gold Lake 2072 Comment
  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
  SDSU3938  Erigeron inornatus D. F. Howe 1960-9-21 2992 Plumas 6 miles north of Greenville on #89. 1219 Comment
  CAS-BOT-BC295227  Erigeron inornatus John Thomas Howell 1960-7-19 35673 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC91938  Erigeron inornatus var. inornatus Lowell Ahart; Josephine Guardino 2005-8-9 12287 Plumas North of Fant Creek, about 50 yards north of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  UCR123519  Erigeron lassenianus var. deficiens George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6860 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CAS-BOT-BC295464  Erigeron lassenianus var. deficiens Wayne Dakan 1974-6-24 s.n. Plumas Long Valley Comment
  CAS-BOT-BC295484  Erigeron lassenianus var. lassenianus John Thomas Howell; Gordon H. True 1967-7-11 43278 Plumas 2 miles from Quincy Junction on road to Mt. Hough 1219 Comment
  CHSC102383  Erigeron lassenianus var. lassenianus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16129 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CAS-BOT-BC295499  Erigeron lassenianus var. lassenianus H. M. Hall; E. B. Babcock 1903-7-1 4419 Plumas Sierra Nevada Mountains. On Warner Creek 1463 Comment
  CAS-BOT-BC295500  Erigeron lassenianus var. lassenianus L. P. Janeway 1992-6-8 4224 Plumas Plumas National Forest, Quincy Ranger District. About 0.3 mi south of Hwy 70/89 at Lee Summit 1359 Comment
  CHSC110375  Erigeron petrophilus var. sierrensis Lowell Ahart 2012-9-5 18442 -A Plumas On the east side of the South Fork of the Feather River, 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. 1940 Comment
  CHSC67425  Erigeron petrophilus var. sierrensis James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2568 Plumas Top of Red Mtn. above Rich Gulch Rd., N of Hwy. 70. Comment
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  CHSC118800  Erigeron petrophilus var. sierrensis Noah Siegel 2015-7-29 2015 -004 Plumas On eastern Rush Creek Hill. Forest Service Road 27N76 near 26N22L (UTM 659415 E, 4437357 N, NAD 83 Zone 10N; Elevation 1675 m.) 1675 Comment
  CDA4942  Erigeron philadelphicus T. C. Fuller 1963-7-17 10926 Plumas South side of Highway 40 Alt. to Portola, ca. 6 miles east of Quincy. 0 Comment
  CAS-BOT-BC300129  Erigeron pumilus var. intermedius M. S. Taylor 1982-6-28 4769 Plumas Ramelli Ranch, between Calpine Rd and Hwy 70, ca. 1 mi w of Beckwourth 1487 Comment
  CHSC51501  Erigeron reductus var. reductus Wayne Dakan 1975-8-8 Plumas Round Lake. Comment
  CHSC681  Eriodictyon californicum R. Carter 1964-5-16 92 Plumas Feather R. Canyon, 100 yds. N or RR trestle along dirt road along Rock Cr. 670 Comment
  UC1124274  Eriodictyon californicum E. Nourse 1934-9-7 36 Plumas 2 mi se Nelson Pt.; Plumas National Forest, Downieville Quad. Comment
  JEPS125728  Eriogonum baileyi var. baileyi William Harnach 2015-8-6 1436 Plumas 4.85 miles West of Vinton on Highway 70. Comment
  SEINET8655788  Eriogonum baileyi var. baileyi W. Harnach 2015-8-6 1436 Plumas 4.85 miles west of Vinton on Hwy 70. 1494 Comment
  SEINET10479800  Eriogonum douglasii var. douglasii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3857 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  CAS-BOT-BC256167  Eriogonum douglasii var. meridionale A. A. Heller; P. B. Kennedy 1907-7-4 8717 Plumas Ridge east of Red Clover Valley Comment
  SEINET892506  Eriogonum douglasii var. meridionale James L. Reveal 2002-1 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 air miles NNW of Beckwourth. 1706 Comment
  UC584322  Eriogonum douglasii var. meridionale G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2238 Plumas n Engelmine; Red Rock Comment
  NY571233  Eriogonum elatum S. L. Welsh 2001-6-13 28136 Plumas West end of Dixie Valley, north of Beckwourth 1711.5 Comment
  CHSC37711  Eriogonum elatum var. villosum M. S. Taylor 1982-7-12 4982 Plumas Along Jackson Creek Rd (23N48), ca. 1 mi nw of Mt Jackson, ca. 5 air mi nw of Mohawk. 1645 Comment
  CAS-BOT-BC255753  Eriogonum elatum var. villosum John Thomas Howell 1961-9-23 36890 Plumas Englemine, Sierra Nevada 1097 Comment
  JEPS56731  Eriogonum marifolium Esther C. Fritz 1933-7-27 Plumas Spanish Peak 2133 Comment
  JEPS87830  Eriogonum marifolium Lowell Ahart 1994-7-20 7477 Plumas n side of ridge about 1/2 mi nw Mount Etna (open area n of Pacific Crest Trail); Bunker Hill Ridge 1981 Comment
  RSA766342  Eriogonum marifolium Joseph A. Ewan 1934-6-27 8268 Plumas Above Bear Lakes, Mt. Elwell region. Sierra Nevada. 1982 Comment
  CAS-BOT-BC263297  Eriogonum marifolium var. marifolium Clare B. Hardham 1970-8-9 17716 II Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC263311  Eriogonum marifolium var. marifolium Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CHSC53047  Eriogonum marifolium var. marifolium L. P. Janeway 1989-6-12 3291 Plumas Plumas National Forest Beckwourth Ranger District. Forest along south side of Red Clover Valley. 1706 Comment
  CDA12293  Eriogonum microthecum G. F. Hrusa 1989-5-1 7028 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  UC1075649  Eriogonum nudum var. deductum Robert J. Weatherby 1950-8-11 1520 Plumas Mt. Elwell, Lakes Basin Area 2225 Comment
  CHSC36210  Eriogonum nudum var. nudum M. S. Taylor 1982-7-7 4783 Plumas N side of 23N26 just e of its jct with 23N35, s side of Big Hill, ca. 3 air mi s of Sloat. 1615 Comment
  JEPS104419  Eriogonum nudum var. nudum Lowell Ahart 2003-10-26 10679 Plumas On a gravel bar on the e side of the South Fork of the Feather River, where the old road crosses the river, ca 1/8 mi w of the Feather Fork Mine, ca 1 3/4 mi (air) ne of Little Grass Valley Reservoir, ca 6 1/2 mi (air) ne of La Porte. 1600 Comment
  CAS-BOT-BC261595  Eriogonum nudum var. nudum F. J. Kirby 1958-7-1 1177 Plumas Nr. Greenville, n. Calif. 914 Comment
  LA206877  Eriogonum nudum var. nudum John O'Leary; Marla O'Leary 1974-8-6 328 Plumas near Hwy 70 in Feather River Canyon ( at 14 mi E of Oroville) Comment
  UCD100624  Eriogonum nudum var. nudum John Thomas Howell 1973-7-9 49720 Plumas Round Valley. 1371 Comment
  UC917108  Eriogonum nudum var. oblongifolium K. L. Olsen 1949-7-31 25 -A Plumas 2 mi n, on road to Caribou Howells; Feather River Canyon Comment
  UCD100552  Eriogonum nudum var. oblongifolium K. L. Olsen 1949-7-31 25 - Plumas Feather River Canyon, 2 miles north of Howells, on road to Caribou. Comment
  CHSC39086  Eriogonum nudum var. pubiflorum R. A. Schlising 1981-8-2 4177 Plumas Just n of Butte County line, ne of Humboldt Peak; in basin draining into Scotts John Creek. 2011 Comment
  RSA233760  Eriogonum pedunculatum Robert F. Thorne, C. W. Tilforth 1969-9-6 39227 Plumas Just S of Beckwourth and S of the Feather River on Co. Hwy. A24. 1357 Comment
  UC1949200  Eriogonum spergulinum subsp. reddingianum Barbara Ertter 1988-7-25 7853 Plumas W of meadow; Diamond Mts ca 15 airmiles due S of Susanville, sheep camp on Pierce Creek Comment
  SBBG65539  Eriogonum spergulinum var. reddingianum A. A. Heller, P. B. Kennedy 1907-7-11 Plumas Prattville Comment
  UC1032248  Eriogonum spergulinum var. reddingianum E. Sawyer 1935-6-27 199 Plumas 1.4 mi se Crow; Plumas National Forest, Sierraville Quadrangle 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
  POM180958  Eriogonum sphaerocephalum A. A. Heller, P. B. Kennedy 1907-7-5 8741 Plumas Hills above Red Clover. Valley Comment
  RSA670471  Eriogonum sphaerocephalum G. D. Barbe, T. C. Fuller 1982-6-17 3816 Plumas South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1707 Comment
  SEINET5331655  Eriogonum strictum var. anserinum A. A. Heller, P. B. Kennedy 1907-7-5 8741 Plumas Hills above Red Clover Valley. Comment
  CHSC53057  Eriogonum strictum var. proliferum L. P. Janeway 1989-7-6 3454 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
  UCD148551  Eriogonum umbellatum G. Ledyard Stebbins 1986-6-29 C 607 Plumas Approximately 5 miles north of the town of Meadow Valley. Along Forest Service road no. 25 N-17, above Bean Creek. (Exact location unknown. Coordinates estimated by label maker). 1420 Comment
  JEPS125872  Eriogonum umbellatum var. furcosum Dean W. Taylor 2001-8-1 17862 Plumas Watershed divide between Onion Valley Creek and Poorman Creek, 1 mile N of Pilot Peak, ca 10 air miles SE of Quincy, near the junction of Forest Road 22N84X and 22N43Y. Comment
  CAS-BOT-BC268188  Eriogonum umbellatum var. modocense A. A. Heller; P. B. Kennedy 1907-7-15 8838 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CHSC65814  Eriogonum umbellatum var. modocense L. P. Janeway 1993-8-5 4503 Plumas Plumas National Forest La Porte Ranger District Onion Valley Compartment. Along Quincy-La Porte Road (Rd 511) 0.4 mi southwest of Onion Valley Creek crossing; ca 1.3 mi northwest of Pilot Peak. Edge of road. 1895 Comment
  CAS-BOT-BC262073  Eriogonum umbellatum var. nevadense John Thomas Howell 1951-6-27 27634 Plumas Jamison Creek 1828 Comment
  CHSC106215  Eriogonum umbellatum var. nevadense Arthur C. Barrett 2011-7-18 23 Plumas Plumas National Forest. Meadow View Ranger Station. 1874 Comment
  CHSC97250  Eriogonum umbellatum var. nevadense Lowell Ahart; John Dittes 2007-8-9 14436 Plumas About 30 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CHSC97549  Eriogonum umbellatum var. nevadense Lowell Ahart; John Dittes 2007-6-17 14153 Plumas About 20 yards southwest of Red Clover Creek, about 20 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CHSC108118  Eriogonum umbellatum var. polyanthum Lowell Ahart 2011-9-17 17672 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1645 Comment
  RSA325097  Eriogonum umbellatum var. polyanthum Mary Taylor 1982-8-4 4912 Plumas Along 25N10W, ca. 1 mi. ne of Taylor Rock, ca. 6 air mi ne of Quincy. Dry gravelly soil in Mixed Evergreen Forest. 1738 Comment
  NY399808  Eriogonum ursinum J. T. Howell 1951-6-29 27747 Plumas Spring Garden Creek 1158.2 Comment
  NY622269  Eriogonum ursinum M. E. P. Ames s.n. Plumas Comment
  UC635517  Eriogonum ursinum Ethel Wicks July 1925 2893 Plumas Mt. Elwell Comment
  CAS-BOT-BC262249  Eriogonum ursinum James L. Reveal 1975-8-24 3974 Plumas Along the La Porte-Quincy Road, 17.5 miles south of Quincy and 0.3 mile south of the Chimney Rock Trail turnoff, about 1 airline mile west of Pilot Peak Comment
  CAS-BOT-BC262253  Eriogonum ursinum M. S. Taylor 1982-8-9 4946 Plumas In e side of 26N16Y, just n of Rattlesnake Hill, ca. 3 air mi sse of Canyon Dam 1859 Comment
  CAS-BOT-BC262272  Eriogonum ursinum M. S. Taylor 1982-8-4 4914 Plumas Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy Comment
  RSA766452  Eriogonum ursinum Joseph A. Ewan 1934-6-26 8295 Plumas Frazier Creek Falls, Gold lake road 1829 Comment
  CHSC21190  Eriogonum ursinum var. ursinum F. T. Griggs; A. Pass 1975-7-11 154 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC65823  Eriogonum ursinum var. ursinum L. P. Janeway 1995-7-23 4868 Plumas Hartman Bar Ridge; south side of top of Franklin Hill. 1737 Comment
  RSA59256  Eriogonum vimineum E. K. Balls 1950-8-31 15545 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  CAS-BOT-BC300955  Eriophyllum lanatum W. Harnach; N. Harnach 1990-6-13 365 Plumas Sierra Valley. Ramelli Ranch (USFS) 1487 Comment
  SJSU14723  Eriophyllum lanatum N. A. Hopkins 1991-6-28 1693 Plumas between Milford Fork & Doyles Crossing on road from Red Clover Valley to Janesville 1524 Comment
  CHSC9720  Eriophyllum lanatum var. grandiflorum Nancy Mosman 1971-7-11 87 Plumas Along w side of Hwy 70 ca. 0.6 mi s of Belden. 1025 Comment
  CHSC67752  Eriophyllum lanatum var. integrifolium Lowell Ahart 1977-6-20 X 1434 Plumas Mountain side, one-half mile northeast of the Feather Fork Mine, about 6 miles north of La Porte. 1645 Comment
  JEPS115793  Erodium cicutarium Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15883 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line 1374 Comment
  JEPS15972  Eryngium alismifolium Mrs. R. M. Austin 1880-1 Plumas Comment
  RSA34823  Eryngium alismifolium Roxana S. Ferris, Laura Lorraine 1941-8-9 10424 Plumas At Lake Almanor Public Camp (near village) Comment
  CHSC100855  Erythranthe lewisii B. Castro; L. P. Janeway 2005-9-11 1524 Plumas Ca 5 air mi N of Bucks Lake and 3.5 mi S of Highway 70 and the Feather River Cyn, ca 1 mi SW of Three Lakes. On bend in Pipeline Rd just W of Grouse Hollow, on N-facing rocky drainage. Ca 30 feet up drainage from road edge. 1664 Comment
  SEINET8225575  Erythranthe moniliformis E. K. Balls 1950-9-14 15801 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  CHSC97072  Erythranthe primuloides Lowell Ahart; Josephine Guardino 2007-7-21 14365 Plumas Near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  SEINET14367820  Erythranthe primuloides M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2286 Comment
  CHSC20740  Erythranthe pulsiferae K. R. Stern 1975-7-25 5878 Plumas N shore of Lake Almanor. 1371 Comment
  POM43959  Erythranthe pulsiferae Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico at Sutton House. 1220 Comment
  UC1042408  Erythronium purpurascens John Thomas Howell 1951-6-28 27684 Plumas Eureka Peak 1981 Comment
  CAS-BOT-BC505254  Erythronium purpurascens Elmer I. Applegate 1929-6-21 5802 Plumas Drakesbad, head of Warner Valley, Mt. Lassen National Park Comment
  UC1126407  Eschscholzia californica C. W. Hanks 1934-8-10 36 Plumas Sierra Valley Plumas National Forest, Sierraville Quadrangle (ne edge) Comment
  SEINET8770667  Eschscholzia californica subsp. mexicana W. Harnach, N. Harnach 1990-6-16 392 Plumas Sierra Valley, N of Vinton, Frank Dotta Ranch. 1524 Comment
  CHSC104758  Eucephalus breweri L. P. Janeway 2010-8-19 10164 Plumas Northern High Sierra Nevada. Plumas National Forest; uppermost (northeastern) end of Lumpkin Ridge, 1.6 air km northwest of the Little Grass Valley Reservoir dam; along Road 22N86Y 0.5 km southwest of Road 22N27 (Lumpkin Road). 1761 Comment
  JEPS31850  Eucephalus breweri W. L. Jepson 1939-7-31 19318 Plumas 2 mi from its summit on lower slopes of, Spanish Peak 2042 Comment
  SEINET12143313  Euphorbia serpillifolia W. Knight, Knight, I. 1983-1 4907 Plumas 4 mi from Chester on road to Drakesbad Comment
  CAS-BOT-BC310531  Eurybia integrifolia Anna Head 1921-8-3 s.n. Plumas Near Gold Lake, Feather River Region Comment
  CHSC62525  Eurybia integrifolia B. Castro 1993-8-9 499 Plumas Ca 2 mi SE of Mt. Ararat on Narrow SE-trending volcanic ridge above the Pacific Crest Trail. 1645 Comment
  CAS-BOT-BC310592  Eurybia radulina Lowell Ahart 1980-9-17 2647 Plumas 1 mile west of Fowler Pk. 1800 Comment
  CAS-BOT-BC413897  Fallopia convolvulus Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CDA18660  Festuca G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-24 3193 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
  CDA14668  Festuca occidentalis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3108 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  SEINET180997 Image available Festuca occidentalis L. S. Smith 1922-7-24 1201 Plumas Modoc Forest; Rush Creek Hill on toll road 1890 Comment
  CAS-BOT-BC279018  Festuca rubra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54121 Plumas Quincy 1036 Comment
  CAS-BOT-BC279021  Festuca rubra John Thomas Howell; Gordon H. True 1969-6-23 45800 Plumas Lewisia Rock, Feather River Canyon 609 Comment
  UCSB26133  Frangula californica subsp. tomentella Belshaw, Charles 1940-5-20 Plumas Between Belden and Longville on tributary of Yellow Creek. Comment
  CAS-BOT-BC55677  Frangula purshiana Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake region Comment
  SEINET11248002  Frangula purshiana M. J. Williams, B. Alrson 1983-8-12 83- 135 -2 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville. 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
  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
  CAS-BOT-BC505325  Fritillaria micrantha Alice Eastwood 1927-6-1 14533 Plumas United States Forest Reserve, Forest Lodge, Greenville Comment
  CHSC55460  Fritillaria recurva Ben Cunningham 1991-4-20 19 Plumas About 2 mi south of Caribou and 10 ft west of Hwy 70, 30 mi south of Greenville. 853 Comment
  SDSU9316  Galium asperrimum R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River, 0.5 mile north of Chester. Comment
  CDA14737  Galium bifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3270 Plumas below Mount Hough summit 1.3 miles on road to junction with China Grade. 2042 Comment
  CHSC102119  Galium bolanderi Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16219 Plumas On dry rocky soil, north side of Forest Service Road 26N22, 4,650 feet northwest of Rattlesnake Hill, 3.0 miles (air) south-southeast of Lake Almanor Dam. 1591 Comment
  CHSC69706  Galium bolanderi Vernon Oswald; Lowell Ahart 1997-9-18 8877 Plumas Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.8 mi northeast of its junction with 26N26 (to Humbug Valley). 1411 Comment
  SEINET11615953  Galium bolanderi A. A. Heller, P. B. Kennedy 1907-7-16 8872 Plumas Grade between Genessee valley and Summit Comment
  CHSC32016  Galium grayanum L. Ahart 1974-8-3 587 Plumas Near Mt. Etna, ca. 5 mi E of Bunker Hill Mine, ca. 10 mi NE of La Porte. 1981 Comment
  SD132012  Galium grayanum Barbara Ertter, Gary Schoolcraft 1989-7-3 8641 Plumas ca I(c) mile below Red Rock lookout, ca 8 airmiles S of Susanvillebare reddish gravel between road and cliff 2133 Comment
  CHSC75537  Galium trifidum var. pacificum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3111 Plumas 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  SEINET10935619  Galium trifidum var. pacificum Mary Susan Taylor 1981-8-31 Taylor 4259 Plumas California: T2N R13E sw1/4 of se 1/4 sec 4. Blairsden quad. Small creek under RR tracks, off spur road 0.5 mi S of Hwy 70, near Mabie, ca. 3 mi W of Portola. Plumas County. 4800 ft. 1463 Comment
  UC1192018  Galium trifidum var. pacificum Malcolm A. Nobs and S. Galen Smith 1945-8-18 1395 Plumas ca 2 mi n Lake Almanor (near Chester); Last Chance Creek Comment
  CHSC35272  Galium triflorum M. S. Taylor 1981-8-5 4163 Plumas At end of Rd 28N03-Fruit Growers Blvd, ca. 3 air mi W of Antelope Lake, ca. 13 air mi NE of Taylorville. 1706 Comment
  CDA9210  Garrya fremontii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .29 Plumas Plumas Eureka State Park. S Johnsville Comment
  CHSC37020  Garrya fremontii M. S. Taylor 1982-5-15 4453 Plumas Gray Eagle Lodge Rd. SW of Hwy 519, ca. 7 mi s of Mohawk. 1737 Comment
  CHSC67438  Garrya fremontii James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2557 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy 70. 1584 Comment
  SBBG21798  Gayophytum diffusum subsp. diffusum D. Myrick 1964-7-21 891 Plumas E of trail parking area, Drakesbad 1737 Comment
  CHSC53143  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1989-6-20 3343 Plumas Plumas National Forest. Southwest side of Red Clover Valley. 1691 Comment
  SJSU13927  Gayophytum diffusum subsp. parviflorum N. A. Hopkins 1985-8-27 1321 Plumas Grass Lake 1786 Comment
  CHSC59920  Gayophytum heterozygum L. P. Janeway 1992-7-17 4266 Plumas Plumas National Forest. Cogswell Ravine; ca 1.1 mi north of Mount Jackson, 1.7 mi east-northeast of Cromberg Spring, 2 mi northeast of Middle Fork Feather River. In unused dirt road and adjacent clearcut slope. 1731 Comment
  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
  POM249897  Gayophytum heterozygum Joseph A. Ewan 1934-7-18 8576 Plumas Camp Caldwell at Dentens, Mohawk Valley 1616 Comment
  CHSC65344  Gayophytum humile Lowell Ahart 1995-10-1 7648 Plumas On the bottom of the pond, (reservoir dam washed out), Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. Meadow. 1828 Comment
  SEINET10453077  Gayophytum humile Mary Susan Taylor 1982-6-28 Taylor 4757 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
  SEINET12193546  Gayophytum nuttallii I. Knight, Knight, W. 1983-1 4901 Plumas near North Fork of Feather River at confluence of Warner Creek on rd b/w Drakesbad and Chester Comment
  POM147054  Gayophytum racemosum Alice Eastwood 1927-06 14934 Plumas On road from Chilcott, United States Forest Reserve Comment
  SEINET10841107  Gayophytum racemosum Mary Susan Taylor 1982-6-28 Taylor 4757 A Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CHSC115745  Gentiana calycosa L. P. Janeway 2015-8-3 11813 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Hwy and Grizzly Summit. 1696 Comment
  UC878534  Gentiana newberryi Mrs. A. L. Coombes Sep 1912 Plumas Big Meadows Comment
  RSA59686  Gentiana simplex E. K. Balls 1950-9-9 15753 Plumas South end of small lake to west of Lakes Center Public Campground. 2043 Comment
  CAS-BOT-BC459553  Geum macrophyllum A. A. Heller; P. B. Kennedy 1907-7-9 8787 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  SEINET6702722  Geum macrophyllum var. perincisum A. A. Heller, P. B. Kennedy 1907-7-9 8787 Plumas Prattville Comment
  CAS-BOT-BC293727  Gilia Mona Bourell; Bob Patterson 1982-5-15 1735 Plumas Beckworth Comment
  RSA95715  Gilia brecciarum Verne Grant 1955-6-8 20858 Plumas 17 miles north of Reno on Hwy 395 1311 Comment
  SEINET5906110 Image available Gilia capitata L. S. Rose 1967-1 67123 Plumas Rich Bar. Comment
  JEPS26682  Gilia capitata subsp. mediomontana P. C. Hutchison 1961-6-9 2114 Plumas 2 mi s (below) Rich Bar (canyon of North Fork Feather River along highway US Alt 40 on serpentine cliff above road at bridge); canyon of North Fork Feather River, s of Rich Bar Comment
  RSA83128  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  UC932069  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas on Oroville Road 1 mi from Cascade (Lava Cap, southwestern Plumas County); Lava Cap, 1 mi from Cascade 1371 Comment
  UC932070  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-7-11 8587 Plumas foot of Camel Peak 1371 Comment
  CHSC41267  Gilia modocensis J. D. Jokerst 1984-5-13 2004 Plumas East end of Genesee Valley, Canyon of Indian Cr., N of creek and S of Indian Cr. Rd. 1249 Comment
  CAS-BOT-BC283879  Glyceria borealis John Thomas Howell 1961-9-25 36953 Plumas Feather River bed, Portola 1478 Comment
  CHSC92117  Glyceria borealis Lowell Ahart; John Dittes 2005-9-19 12386 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
  OBI2942  Glyceria borealis Lewis S. Rose 1968-6-10 68096 Plumas Quincy, Spanish Crk 1036 Comment
  SEINET7297636 Image available Glyceria borealis Malcolm A. Nobs, S. Galen Smith 1949-1 1459 Plumas Marshy pond on southeastern side of Portola Comment
  SEINET7297651 Image available Glyceria borealis John Thomas Howell, Gordon H. True 1967-1 43263 Plumas Meadow at Quincy 1036 Comment
  CAS-BOT-BC282701  Glyceria elata Walter Knight; Irja Knight 1966-9-12 1707 Plumas Rubble Gap, Butterfly Botanical Area and Vicinity 1127 Comment
  HSC92446  Glyceria elata L. Ahart 1980-10-6 2670 Plumas S shore of small lake, 1/2 mi. W of Fowler Peak, 2 mi. N of Little Grass Valley Reservoir 1616 Comment
  SEINET10966590  Glyceria elata Patricia L. Kenney 1973-6-5 Kenney 430 Plumas Along a stream along HWY 70. 6 mi S of jct of HWYs 89 & 70. Comment
  CDA6023  Gnaphalium palustre L. P. Janeway 2001-7-25 7387 Plumas High Cascade Range; Southwest side of Lake Almanor, below high water line, about 100 meters out; near Highway 89 2.3 km north-northwest of Almanor West Road. Comment
  RSA201320  Gnaphalium palustre J. T. Howell 1959-9-22 34865 Plumas Lassen Volcanic National Park: Drakesbad. 1677 Comment
  JEPS29572  Gnaphalium palustre John Thomas Howell 1960-7-21 35836 Plumas open places among willows nw of Willow Lake 1676 Comment
  SJSU14267  Gnaphalium palustre N. A. Hopkins 1989-6-7 1513 Plumas Crocker Meadow on W side of Beckwourth-Genesee Rd c. 4 mi N of Beckwourth 1524 Comment
  UC336577  Goodyera oblongifolia unknown Sept. 1874 Plumas Butterfly Valley Comment
  UC1025091  Gratiola ebracteata Leo Whitney 1934-8-8 1707 Plumas ca 10 mi nw Portola (3 mi e of the Cate Place, Big Grizzley Valley, Plumas National Forest); Plumas National Forest, Big Grizzley Valley 1828 Comment
  RSA537506  Gratiola neglecta Barbara Ertter 1988-10-21 7999 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  JEPS113896  Grindelia squarrosa var. serrulata L. P. Janeway and B. Castro 2007-8-18 9204 Plumas Northern High Sierra Nevada; Along Hwy 70 0.4 km E of La Porte Road, along the N edge of Thompson Valley about 1.6 km E of East Quincy. 1059 Comment
  CDA13387  Hackelia californica G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13236 Plumas Sierra Nevada; above headwaters of Bull Run Creek off USFS 23N12E. Comment
  SEINET3841326 Image available Hackelia micrantha Johnnie L. Gentry Jr., David O. Vierig 1968-6-20 2077 Plumas Mt. Hough, 10.4 miles NE Quincy, Mt. Hough-Crystal Lake Road 2012 Comment
  UC205015  Hackelia nervosa H. M. Hall 1912-6-29 9293 Plumas Spanish Peak; Sierra Nevada Mountains 2042 Comment
  SD6433  Hastingsia alba Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  UCR108417  Hastingsia alba L. C. Wheeler 1958-7-28 7338 Plumas Sierra Nevada Mtns, South Fork Rock Creek, c. 0,5 mi east of Bottle springs, near Quincy 1585 Comment
  CAS-BOT-BC302327  Hazardia squarrosa var. squarrosa Lowell Ahart 1977-8-2 1537 Plumas Sutter Buttes Area. One mile west of Pilot Peak, which is about 15 miles north of La Porte 2000 Comment
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Oct 30 2018
  CHSC102583  Helenium bigelovii L. P. Janeway; B. Castro 2009-7-4 9845 Plumas Northern High Sierra Nevada. Upper end of Rock Island Ridge. 1576 Comment
  UC767312  Helianthella californica subsp. nevadensis Katharine Brandegee Plumas Portola Comment
  CDA6427  Helianthella californica var. nevadensis T. R. Haig 1962-8-9 Plumas 2 miles south of Graeagle. Comment
  CAS-BOT-BC305545  Helianthus bolanderi John Thomas Howell 1959-9-21 34828 Plumas Greenville 1088 Comment
  CAS-BOT-BC305668  Helianthus exilis A. R. Kruckeberg 1954-8-4 3699 Plumas Highway 89, w. shore of Lake Almanor 1676 Comment
  CHSC34278  Hemizonella minima M. S. Taylor 1981-5-10 3666 A Plumas N side of Genesee Valley Rd, ca 5 mi e of Genesee. 1280 Comment
  CDA6574  Hemizonia congesta subsp. clevelandii J. T. Howell 1961-9-23 36825 Plumas Sierra Nevada; Indian Valley. East of Crescent Mills on Stampfli Lane Comment
  CDA18684  Hesperis matronalis G. D. Barbe, T. C. Fuller 1982-6-15 3686 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  CAS-BOT-BC55291  Hesperis matronalis T. C. Fuller 1963-6-13 10669 Plumas North of hotel in Quincy. Comment
  RSA244709  Hesperis matronalis J. T. Howell 1967-7-11 43380 Plumas Meadow at Quincy. 1037 Comment
  JEPS52289  Hesperochiron californicus Wayne Roderick 1966-4-9 Plumas 1 mi s of Beckwourth (Sierra Valley); Sierra Valley 1524 Comment
  CHSC34878  Hesperochiron pumilus M. S. Taylor 1981-5-8 3653 Plumas At junction of rds 26N18, 26N92 and 27N92, ca. 1/2 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  HSC73000  Hesperocyparis bakeri M. S. Taylor, M. Foster 1981-8-13 4175 Plumas N and NE side of W flank of Wheeler Peak ridge, 5 air mi. N of Genesee 1982 Comment
  UC170917  Hesperolinon micranthum H. M. Hall 1912-7-20 9362 Plumas s slope above river Middle Fork of the Feather River 1340 Comment
  POM147044  Hesperolinon micranthum Alice Eastwood 1927-06 14931 Plumas On road from Chilcott, United States Forest Reserve Comment
  RSA523563  Hesperolinon micranthum Barbara Ertter 1989-7-4 8682 Plumas 2.2 miles west of junction with Highway 89 and Highway 36 southwest of Chester. 1463 Comment
  SJSU4641  Hesperolinon micranthum C. W. Sharsmith 1969-6-19 7602 Plumas Smith L, Butterfly Valley c. 4 mi SW of Keddie 1066 Comment
  JEPS124037  Heterocodon rariflorum Lowell Ahart 2015-7-4 20282 Plumas About 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  SEINET10460708  Heterocodon rariflorum Howell 1951-6-28 Howell 27675 Plumas JAMISON CREEK 5200 Comment
  JEPS113322  Heterotheca grandiflora L. P. Janeway 2006-10-1 8898 Plumas Northern High Sierra Nevada. Along Hwy 70 0.6 road km southwest of former Injun Jim Campground, and above North Fork Feather River. Comment
  CHSC96060  Heterotheca oregona var. compacta L. P. Janeway 2006-10-1 8897 Plumas Northern High Sierra Nevada. Along Hwy 70 0.5 road km south of Rock Creek Reservoir dam, and above North Fork Feather River. 671 Comment
  CHSC52727  Heterotheca villosa var. minor L. P. Janeway 1990-8-15 3829 Plumas Plumas National Forest. Along edge of dirt road near Cascade Cr ca 1 1/4 mi SW of Little Grizzly Cr. 1859 Comment
  UC54114  Heterotheca villosa var. minor H. M. Hall and E. B. Babcock Jul 1903 4435 Plumas Indian Valley; Sierra Nevada Mountains 1097 Comment
  CAS-BOT-BC310938  Heterotheca villosa var. minor Margaret Williams; Emily McPherson 1974-7-23 74 -P-1 Plumas Near Chilcoot 1524 Comment
  CDA7956  Heterotheca villosa var. villosa T. C. Fuller 1980-8-25 20294 Plumas West of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  SD8411  Heuchera micrantha Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC424169  Heuchera micrantha var. erubescens Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy grade Comment
  SEINET1915173 Image available Heuchera rubescens var. versicolor J. A. Ewan 1934-6-26 8293 Plumas Frazier Creek Falls, Gold Lake Road 1829 Comment
  CHSC21307  Hieracium albiflorum F. T. Griggs; A. Pass 1975-7-29 255 Plumas Buck's Lake. Comment
  UCR89180  Hieracium albiflorum Walter Knight, J. T. Howell, I. Knight 1966-7-28 s.n. Plumas Butterfly Canyon along roadside 991 Comment
  CAS-BOT-BC318521  Hieracium bolanderi John Thomas Howell 1951-6-28 27716 Plumas Eureka Peak 2255 Comment
  CHSC102059  Hieracium scouleri var. nudicaule Lowell Ahart; John Dittes 2009-7-15 16086 Plumas On dry rocky soil, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CDA17247  Holcus lanatus G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16274 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CHSC118671  Holcus lanatus Chelsea Morgan 2015-6-30 2015025 Plumas Plumas National Forest. Location northwest of Antelope Lake, between Forest Service road 28N03 and 27N65. UTM 701000 E, 4454005 N, NAD83 Zone 10N. 1590 Comment
  JEPS126593  Holodiscus discolor var. discolor Lowell Ahart 2016-6-29 21067 Plumas Top and southeast of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS102383  Holodiscus microphyllus var. glabrescens Lowell Ahart 2001-7-17 8919 Plumas about 2 1/2 air miles N of Humboldt Summit (E of a small branch of Butt Creek, E side of a poor logging road) 1828 Comment
  CAS-BOT-BC152719  Holodiscus microphyllus var. microphyllus Lewis S. Rose 1932-9-5 32614 Plumas Jamison Lake 1889 Comment
  SEINET10507463  Hordeum brachyantherum Mary Susan Taylor 1982-6-28 Taylor 4768 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CAS-BOT-BC284653  Hordeum brachyantherum subsp. brachyantherum Lewis S. Rose 1968-6-10 68084 Plumas Quincy 1036 Comment
  CAS-BOT-BC284649  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1960-7-18 35511 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC48851  Horkelia fusca subsp. tenella Vernon Oswald 1984-7-12 1573 Plumas S side of Lotts Lake. 1975 Comment
  SJSU14715  Horkelia fusca var. parviflora N. A. Hopkins 1991-7-3 1705 Plumas by rd to Janesville 15 mi N of junction with Beckwourth-Genesee Rd 1524 Comment
  CAS-BOT-BC143996  Horkelia fusca var. tenella A. A. Heller; P. B. Kennedy 1907-7-9 8779 Plumas Prattville Comment
  POM183413  Horkelia tridentata L. S. Rose 1931-4-14 s.n. Plumas Woodleaf Comment
  SEINET6767977  Horkelia tridentata subsp. flavescens E. Brooks 1927-5-9 s.n. Plumas Sierra Nevada; 80 miles N of Reno. Comment
  CAS-BOT-BC538231  Horkelia tridentata var. flavescens Ella Dales Cantelow 1939-5-20 2561 Plumas Meadow Valley, W. of Quincy Comment
  SEINET7716725  Hosackia decumbens Unknown Plumas Indian Valley Comment
  JEPS3229  Hydrophyllum occidentale John Warren Duffield 1937-5-24 Plumas near Quincy Q Comment
  UCD133304  Hymenoxys lemmonii R. W. Thorp 1963-8-6 63 -76 Plumas 25 miles south of Vinton. Comment
  JEPS115340  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
  UCD107450  Hypericum anagalloides Tim Kuhn 2006-6-30 22 Plumas north of Lake Davis at Old House Meadow. Comment
  CAS-BOT-BC400942  Hypericum anagalloides Rimo Bacigalupi 1927-7-10 1683 Plumas Slopes of Mt Elwell above Long Lake 2133 Comment
  JEPS66824  Hypericum formosum var. scouleri H. L. Mason 1924-6-26 Plumas Blairsden Comment
  JEPS66825  Hypericum formosum var. scouleri R. H. Platt 1891-1 Plumas near Big Meadows; the Sierras Comment
  CAS-BOT-BC401434  Hypericum scouleri David D. Keck 1932-7-3 1672 Plumas Quincy, in the Northern Sierra Nevada. Along the road to Lake Almanor 1065 Comment
  CHSC118703  Hypochaeris glabra Wendy L. Boes; Jim Battagin 2015-5-12 2015007 A Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CAS-BOT-BC135743  Iris hartwegii M. S. Taylor 1982-5-27 4543 A Plumas Under pines on e side of Dixie Canyon rd (204), 0.5 mi n of its jct with Hwy 89 at Maccasin. 1158 Comment
  CHSC35919  Iris hartwegii subsp. pinetorum M. S. Taylor 1982-5-27 4543 A Plumas E side of Dixie Canyon Rd (204), 0.5 mi n of its jct with Hwy 89 at Moccasin. 1158 Comment
  CDA18685  Iris macrosiphon G. D. Barbe, T. C. Fuller 1982-6-15 3690 Plumas Sierra Nevada; 0.8 mile 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, Plumas National Forest. 1493 Comment
  NY22141  Iris pinetorum A. Eastwood 1927-6-11 14454 Plumas Forest lodge near Greenville. Comment
  JEPS127220  Isoetes howellii Lowell Ahart 2016-8-30 21320 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  CHSC58016  Isoetes nuttallii Vernon H. Oswald; Lowell Ahart 1992-6-2 4976 Plumas Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. Lassen Volcanic National Park. 1767 Comment
  CAS-BOT-BC324814  Iva axillaris Mary Strong Clemens 1920-9-2 s.n. Plumas Beckwourth Comment
  LA203794  Iva axillaris J. A. Ewan; 1934-7-18 8549 Plumas 2 mi. W. Portola Comment
  CAS-BOT-BC137403  Ivesia aperta David D. Keck; A. Gustafsson 1938-8-9 4901 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 mi. E. of town 1500 Comment
  JEPS44336  Ivesia sericoleuca W. L. Jepson 1918-8-17 8034 Plumas Sierra Valley 1524 Comment
  SEINET10483373  Ivesia sericoleuca Mary Susan Taylor 1981-7-7 Taylor 3988 Plumas T25N R14E ne/sw sec 27. Crocker Mt quad. In Sagebrush Scrub on dry, sandy soil, on NE side of Beckwourth-Genesee Rd at its jct with Beckwourth-Milford Rd, in Squaw Valley, ca. 12 air mi N of Beckwourth. 5600 ft elev. 1707 Comment
  CHSC102973  Juncus articulatus Lowell Ahart; John Dittes 2009-9-7 16399 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  HSC104017  Juncus balticus var. balticus L. Ahart 2008-8-13 15156 Plumas About 1.75 air miles S of Little Grass Valley Reservoir, ~1.0 mi. NE of La Porte, west of East Branch Creek, on the western side of La Porte Rd. 1614 Comment
  UC1101036  Juncus bufonius Malcolm A. Nobs and S. Galen Smith 1949-8-18 1384 Plumas just s Chester (Last Chances Marshes at n end of Lake Almanor); Lake Almanor, Last Chances Marshes Comment
  CHSC40258  Juncus bufonius var. bufonius Lowell Ahart 1985-7-11 5133 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CHSC99828  Juncus bufonius var. bufonius Lowell Ahart 2008-7-9 15064 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte. 1689 Comment
  RSA0113967  Juncus bufonius var. occidentalis Lowell A. Ahart 2008-7-9 15050 Plumas About 20 yards east of the dirt road, about 0.25 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
  UCD108046  Juncus confusus Tim Kuhn 2006-6-23 81 Plumas near Bagley Pass. Comment
  CDA13853  Juncus ensifolius G. F. Hrusa, T. D. Wilfred 1996-8-2 13462 Plumas Sierra Nevada; E side of Fells Creek immed. upstream from USFS 23N22 crossing. Comment
  CHSC97779  Juncus exiguus L. P. Janeway 2007-8-12 9171 Plumas Northern High Sierra Nevada. 'Linnea Fen;' along Road 23N73Y 0.8 km north-northwest of Oroville-Quincy Hwy and Grizzly Summit. 1771 Comment
  CHSC87840  Juncus hemiendytus var. hemiendytus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11053 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
  SJSU14270  Juncus hemiendytus var. hemiendytus N. A. Hopkins 1989-6-7 1511 Plumas Crocker Meadow on W side Beckwourth-Genesee Rd c. 4 mi N of Beckwourth 1524 Comment
  JEPS114937  Juncus howellii Lowell Ahart 2008-9-10 15374 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  CHSC21583  Juncus mertensianus L. M. Mayer; D. E. Brink Jr. 1975-7-23 Plumas Bucks Lake. Comment
  CHSC102012  Juncus nevadensis var. nevadensis L. P. Janeway; B. Castro 2009-8-29 9934 Plumas Northern High Sierra Nevada.Small meadow 0.3 km eastsoutheast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  CHSC99972  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15387 Plumas A little north of the culvert, bottom of Onion Valley Creek, on the east side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  JEPS114896  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15387 Plumas A little north of the culvert, bottom of Onion Valley Creek, on the east side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  JEPS107935  Juncus occidentalis Lowell Ahart, John Dittes 2005-9-19 12399 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  CHSC20750  Juncus orthophyllus K. R. Kern 1975-7-24 5894 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC53719  Juncus orthophyllus L. P. Janeway 1989-7-11 3473 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.3 mi SW of Beckwourth-Genesee Road (rd 111) 11.5 mi from Beckwourth. Along border of creek. 1691 Comment
  CHSC65389  Juncus orthophyllus Lowell Ahart 1995-9-13 7629 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile northwest of Pilot Peak. 1828 Comment
  JEPS114941  Juncus orthophyllus Lowell Ahart 2008-9-10 15383 Plumas On the north side of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  JEPS95708  Juncus orthophyllus Lowell Ahart 1995-9-13 7629 Plumas on the north side of Onion Valley; east of Quincy La Porte Road; about 1 mile north-west of Pilot Peak 1828 Comment
  UCSB63770  Juncus oxymeris Janeway, L. 1998-9-10 Plumas Butterfly Valley Botanical Area; southwest edge of the main darlingtonia bog; below Road 25N47 (Sweetwater Marsh); 0.3 mi south of Road 417; T25N, R9E, SE 1/4 of SE1/4 of sec. 20; Crescent Mills quad 1164 Comment
  JEPS118396  Juncus parryi Lowell Ahart 2011-9-20 17690 Plumas Moist 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
  CDA13854  Juncus saximontanus G. F. Hrusa, T. D. Wilfred 1996-8-2 13459 Plumas Sierra Nevada; E side of Fells Creek immed. upstream from USFS 23N22 crossing. Comment
  CHSC100341  Juncus tenuis Lowell Ahart 2008-8-13 15163 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC65859  Juncus tenuis L. P. Janeway 1995-10-25 4950 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, southeast side of Grass Lake. 1920 Comment
  JEPS115978  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 -A Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 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
  RSA95512  Juncus tenuis J. T. Howell 1951-6-27 27618 Plumas Jamison Creek 1829 Comment
  SBBG128456  Juncus tenuis L. Ahart, J. Dittes 2009-7-13 16034 Plumas W side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2.0 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reservoir Dam 1476 Comment
  CAS-BOT-BC85337  Juniperus occidentalis Pierson Durbrow 1918-7-1 s.n. Plumas Gray Eagle Canyon [Canon] Comment
  CDA9313  Keckiella breviflora D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .264 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  RSA293308  Keckiella breviflora subsp. glabrisepala D. C. Michener 1980-8-5 3783 Plumas Northern Sierra Nevada. Ca 0.5 mile north of Tobin on CA 70. 625 Comment
  CAS-BOT-BC246163  Keckiella lemmonii M. S. Taylor 1982-8-10 4953 Plumas Along spur road off Seneca Road (306), ca. 2 air miles SW of Canyon Dam 1554 Comment
  CDA34172  Keckiella lemmonii L. Ahart, J. Dittes 2009-7-15 16099 Plumas On the west side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butte Valley Reservoir Dam. Comment
  JEPS10899  Keckiella lemmonii W. L. Jepson 1939-7-31 19295 Plumas half-way between Meadow Valley and Buck's Valley (Spanish Peak, lower slopes); Spanish Peak 1524 Comment
  SBBG128286  Keckiella lemmonii L. Ahart, J. Dittes 2009-7-15 16099 Plumas NE of the power line, on the W side of Forest Service Rd 26N22, ca. 2.3 mi SE of Butt Valley Reservoir Dam 1517 Comment
  CHSC56589  Kelloggia galioides L. P. Janeway 1984-7-13 900 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). 1584 Comment
  CHSC64133  Kelloggia galioides B. Castro; R. A. Schlising 1987-7-21 174 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42. 1539 Comment
  CAS-BOT-BC273602  Koeleria pyramidata John Thomas Howell 1962-6-18 37779 Plumas Sierra Valley, near Beckwourth 1487 Comment
  CAS-BOT-BC340355  Kyhosia bolanderi Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville 1097 Comment
  CHSC108048  Kyhosia bolanderi L. P. Janeway; B. Castro 2011-10-2 10754 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5010 m above high water line. 1542 Comment
  UC54060  Lagophylla ramosissima H. M. Hall and E. B. Babcock 1903-7-1 4431 Plumas Indian Valley Sierra Nevada Mountains 1097 Comment
  CHSC53153  Lathyrus brownii L. P. Janeway 1989-6-22 3365 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw, along rd 24N49Y. 1804 Comment
  UC85106  Lathyrus jepsonii var. californicus Mrs. R. M. Austin 1870-1 Plumas American Valley Comment
  SEINET5327297  Lathyrus lanszwertii var. brownii W. Harnach, N. Harnach 1990-5-12 296 Plumas Sierra Valley, S side of Correco Canyon rd. 1615 Comment
  SEINET10970296  Lathyrus pauciflorus subsp. pauciflorus Mary Susan Taylor 1982-5-14 Taylor 4451 Plumas T22N R13E nw/nw sec 14. Portola quad. On forested slopes, above Turner Springs Rd, ca. l mi s of Hwy 114(Clio-Portola Rd), ca. 2 air mi sw of Portola. 5300 ft. 1615 Comment
  CAS-BOT-BC205063  Lathyrus sulphureus Charles Piper Smith 1914-7-2 2908 Plumas Marston - W.P.R.R. Comment
  SEINET11062172 Image available Lathyrus sulphureus A. A. Heller, P. B. Kennedy 1907-7-12 8826 Plumas Between Taylorville and crescent Mills Comment
  SEINET5327341  Lathyrus sulphureus A. A. Heller, P. B. Kennedy 1907-7-12 8826 Plumas Between Taylorville and crescent Mills Comment
  CHSC36933  Lemna minor M. S. Taylor 1982-9-7 5106 Plumas Ramelli Ranch, on s side of Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  SD46723  Lemna minor Robert J. Weatherby 1950-7-21 1474 Plumas Locally common in shade of grasses, floating in ditch at edge of marsh, East Quincy. 1036 Comment
  SEINET10971954  Lemna minor Mary Susan Taylor 1982-9-7 Taylor 5106 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CAS-BOT-BC534928  Lemna minuta Malcolm A. Nobs; S. Galen Smith 1949-8-19 1420 Plumas About 2 miles south of Greenville, Indian Valley. Comment
  CAS-BOT-BC88849  Lepidium campestre Greg Sommers 1976-6-9 111 Plumas Sierra Nevada. Sierra Valley Marsh. 1 km. south of the metal bridge on Dyson Lane. 1524 Comment
  CHSC94922  Lepidium campestre Samantha Mackey Hillaire 2006-9-10 1227 Plumas Sierra Nevada. Buck's Lake area. Oro-Quincy highway. Flat dry open roadside (north side), south of a large meadow around Haskin's Bay. 1584 Comment
  CAS-BOT-BC12824  Lepidium perfoliatum Fred Sommers; Greg Sommers 1976-6-7 124 Plumas Marble Hot Springs Area. Sierra Valley Marsh. Marble Lane. 1487 Comment
  CAS-BOT-BC60096  Lepidium virginicum var. menziesii Alice Eastwood 1927-6-11 11450 Plumas United States Forest Reserve. Crescent Mills. Comment
  SEINET12326754  Leptodactylon pungens M. S. Taylor 1982-1 4765 Plumas Ramelli Ranch, between Calpine Rd abd cow pastures, S side of Hwy 70, ca 1 mi W of Beckwourth 1487 Comment
  CHSC76061  Leptosiphon ciliatus G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3252 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  POM147045  Leptosiphon harknessii Alice Eastwood 1927-06 14927 Plumas On road from Chilcott, United States Forest Reserve Comment
  CAS-BOT-BC59609  Leucothoe davisiae Herbert L. Mason 1924-6-19 1073 Plumas Along margins of Bear Lake at base of Mt. Elwell. Comment
  CAS-BOT-BC59612  Leucothoe davisiae Margaret Williams; Emily McPherson 1974-8-5 74 -P-3 Plumas Lakes Basin. near Silver Lake. 2034 Comment
  JEPS103433  Leucothoe davisiae Lowell Ahart 2002-7-6 9842 Plumas On the S side of the dirt road and S of the large meadow, 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
  RSA104133  Leucothoe davisiae T. C. Porter 1876-1 s.n. Plumas [Unspecified] Comment
  SEINET11262176  Leucothoe davisiae D. W. McNeal 1991-7-26 3852 Plumas On the margins of Silver Lake on the trail to Mt Elwell, Lakes Basin.; 0 Comment
  UC586931  Leucothoe davisiae Joseph Andorfer Ewan 1934-6-27 8188 Plumas Bear Lake; Mount Ewell Region, Bear Lake 2133 Comment
  SEINET10449276  Leucothoe davisiae Mary Susan Taylor 1981-7-17 Taylor 4041 Plumas T21N R12E se/sw sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, around Cub Lake, ca. 6 air mi S of Mohawk. 6500 ft elev. 1981 Comment
  UCD101589  Lewisia cantelovii Jack Major 1966-7-10 s.n. Plumas Feather River Canyon, just east of Tobin (on US Alternate 40). 609 Comment
  CHSC71649  Lewisia kelloggii subsp. hutchisonii Vernon H. Oswald; J. Chris Pires 1998-8-8 9460 Plumas USFS 22N84X on the north side of Onion Valley at its junction with 22N43Y 0.8 mi east of La Porte-Quincy Rd., ca. 1 mi north of Pilot Peak. On the south edge of the road. 2057 Comment
  CAS-BOT-BC444182  Lewisia nevadensis Arthur Menzies 1965-1-1 s.n. Plumas Sierra Valley Comment
  SEINET5336487  Lewisia rediviva D. Neal 1960-5-7 R- 32 Plumas E of Hwy 395, ca. 10 mi S of Doyle Moist Swale. 1463 Comment
  SEINET204033 Image available Leymus cinereus F. J. Herman 1955-7-27 11945 Plumas Along highway Comment
  CAS-BOT-BC274529  Leymus triticoides F. H. Surber 1972-8-1 s.n. Plumas Approximately 2 miles east of Portola (community of Delleker) Comment
  CHSC66608  Ligusticum grayi Vernon H. Oswald; Lowell Ahart 1996-7-15 8056 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. 1371 Comment
  CAS-BOT-BC509322  Lilium kelleyanum Catherine Best 1983-8-29 871 Plumas Lakes Basin Campground 1920 Comment
  CAS-BOT-BC509332  Lilium kelleyanum Clarence R. Quick 1934-7-4 s.n. Plumas Headwaters of Clear Creek Comment
  CAS-BOT-BC509345  Lilium kelleyanum Joseph Andorfer Ewan 1934-6-25 8220 Plumas Gold Lake Road above Deuters (Blairsden) 1524 Comment
  CAS-BOT-BC509348  Lilium kelleyanum M. S. Taylor; G. Rotta 1982-6-14 4669 Plumas Above Caribou Rd, 1.8 mi ne of Queen Lily Campground, ca 7 air mi ne of Beldon 853 Comment
  SEINET10469571  Lilium kelleyanum Mary Susan Taylor 1982-8-4 Taylor 4921 Plumas T25N R10E se/se sec 23. Greenville SE quad. Large rocky mdw on Taylor Creek, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 6500 ft. 1981 Comment
  CAS-BOT-BC130784  Lilium pardalinum Mrs. H. M. Mitchell 1932-7-1 s.n. Plumas Bucks Lake Comment
  SEINET9634336 Image available Lilium pardalinum D. W. McNeal 1991-7-24 3842 Plumas Beside the road to the Long Lake-Mount Elwell trailhead in Lakes Basin campground; Plumas National Forest. Comment
  CHSC60164  Lilium pardalinum subsp. pardalinum L. P. Janeway 1992-7-10 4260 Plumas Plumas National Forest. About 0.5 mi northeast of top of Grizzly Ridge, in upper Joseph Creek drainage. 2087 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
  CHSC81627  Limosella acaulis Lowell Ahart 2001-10-8 9307 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  CAS-BOT-BC246070  Limosella aquatica Lowell Ahart 1985-9-26 5171 Plumas Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte 1584 Comment
  CHSC59819  Limosella aquatica L. P. Janeway 1992-9-16 4312 Plumas Plumas National Forest. Sandy edge of Middle Fork Feather River 1.5 mi west of Beckwourth. 1481 Comment
  CAS-BOT-BC246067  Limosella aquatica John Thomas Howell 1962-6-19 37859 Plumas 5.5 miles e. of Beckwourth, Sierra Nevada 1493 Comment
  RSA59583  Limosella aquatica E. K. Balls 1950-9-2 15665 Plumas Along Grizzly Creek, about Grasshopper Flat, below beaver dam. 1829 Comment
  SEINET10898116  Limosella aquatica Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5171 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  UCR161006  Linanthus ciliatus G. D. Barbe, T. C. Fuller 1982-6-17 3802 Plumas Plumas National Forest, Junction of Gold Lake Rd. and Hwy 89 between Graegle and Clio, 6 mi N of Sierra Co. line 1372 Comment
  UC485789  Linanthus harknessii H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC43340  Linnaea borealis var. longiflora Lowell Ahart 1975-7-2 839 Plumas About 7 miles north of the Sly Creek Dam. 914 Comment
  SEINET3452371  Linum lewisii G. Douglas Barbe, Thomas C. Fuller 1982-6-15 3714 Plumas Red Hill Summit, Red Hill Summit, Plumas National Forest, 1 mile below and northeast of the summit 1780 Comment
  SEINET10529564  Listera convallarioides John G. Lemmon Lemmon s.n. Plumas Comment
  CAS-BOT-BC443342  Lithophragma parviflorum Alice Eastwood 1927-6-27 14902 Plumas In woods, on road from Chilcott Comment
  CAS-BOT-BC428432  Lithophragma tenellum Alice Eastwood 1927-6-1 s.n. Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CHSC21597  Lithophragma tenellum D. E. Brink Jr.; L. M. Mayer 1975-7-22 Plumas Comment
  JEPS95402  Lithophragma tenellum Lowell Ahart 1994-6-15 7325 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
  SJSU15152  Lithophragma tenellum N. A. Hopkins 1993-5-26 1721 Plumas Dyson Lane, NE Sierra Valley Comment
  RSA107458  Lithospermum ruderale L. S. Rose 1955-7-19 55144 Plumas Beckworth 1494 Comment
  UC1063987  Lithospermum ruderale E. Sawyer 1935-6-27 175 Plumas 3.7 mi n Hawks; Sierraville; Sec. 14 1676 Comment
  CHSC53575  Lomatium nudicaule L. P. Janeway 1989-7-19 3497 Plumas Edge of forest along SW side of Red Clover Valley; 0.2 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. 1676 Comment
  SEINET10454505  Lomatium nudicaule Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3856 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  UCD40291  Lonicera Rodney Gale Myatt 1971-6-13 756 a Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  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
  SEINET10451955  Lotus argophyllus var. fremontii Mary Susan Taylor 1981-6-19 Taylor 3955 Plumas T23N R5E nw sec 12. Pulga quad. On granite at S mouth of Elephant Butte tunnel, at mouth of Grizzly Creek to North Fork Feather River on Hwy 70, ca. 6 mi NE of Pulga. Open & dry, large granite outcrop; 1800 ft elev. 549 Comment
  UC1552750  Lotus crassifolius Frederica Bowcutt 1985-6-6 535 Plumas about 15 air mi ne Quincy (on the sw side of Red Clover Creek and Beckwourth Genesee Road); Plumas National Forest Comment
  HSC100723  Lotus crassifolius var. crassifolius Lowell Ahart, John Dittes 2009-7-13 16044 Plumas W side of F.S. Rd. 27N98, headwater if Clear Creek, 2 (air) mi. N of Butt Valley Reservoir Dam, 3 (air) mi. SW of Lake Almanor Reservoir Dam. 1477 Comment
  UC1129071  Lotus grandiflorus var. grandiflorus F. W. Embree 1934-6-6 70 Plumas s slope Bucks Mtn.; Plumas National Forest, Bidwell Bar Quad. 1524 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
  POM180938  Lotus nevadensis A. A. Heller, P. B. Kennedy, A. H. Heller 1907-7-16 8865 Plumas Grade between Genessee valley and Summit. Comment
  SEINET6655549  Lotus nevadensis Duane Isely, Isabelle Isely 1971-7-13 11398 Plumas Spring Garden.; 0 1216 Comment
  UC485774  Lotus oblongifolius var. oblongifolius H. E. and S. T. Parks Jun 1928 239 Plumas Drakesbad Lassen National Park Comment
  UC725324  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15242 Plumas near Grays Flat (on Highway 24) 868 Comment
  UC586925  Lotus purshianus var. purshianus Joseph Andorfer Ewan 1934-7-6 8180 Plumas above Mohawk Valley; Penman Peak 1371 Comment
  UC726031  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15231 Plumas just n Quincy (near the river bridge over Spanish Creek) 1097 Comment
  POM253372  Lotus unifoliolatus A. A. Heller 1938-7-2 L- 5243 Plumas Feather River Highway near Grays Flat. 869 Comment
  CHSC81391  Ludwigia palustris Lowell Ahart 2001-9-18 9275 Plumas On the wet strand of the south end of the pond, Butterfly Valley, about 5 miles (air) northwest of Quicy. 1104 Comment
  JEPS102565  Ludwigia palustris Lowell Ahart 2001-10-16 9372 Plumas On the NW side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1363 Comment
  UC725747  Lupinus A. A. Heller 1907-7-2 8685 Plumas between Vinton and Beckwith; between Vinton and Beckwith 1493 Comment
  UC82076  Lupinus Mrs. R. M. Austin July 1879 38 Plumas Comment
  JEPS48831  Lupinus John W. Duffield 1937-5-27 Plumas Meadow Valley Meadow Valley, Grubstake Flats (Grubstake Flats) Comment
  POM147063  Lupinus albicaulis subsp. wolfianus Alice Eastwood 1927-6-18 14699 Plumas Near Greenville. United States Forest Reserve. Comment
  CHSC52415  Lupinus albicaulis var. shastensis L. P. Janeway 1990-6-26 3724 Plumas Plumas National Forest. Ridge between Pine Creek and Squirrel Cr, ca 1.1 air mi N of Greenhorn Cr and ca 1.8 air mi NE of Hwy 70/89; vicinity of Spring Garden. 1524 Comment
  CHSC89024  Lupinus albifrons var. albifrons L. Hanson 1985-5-24 298 Plumas Plumas National Forest. Massack Rest Stop, Hwy. 70. 1066 Comment
  CHSC118701  Lupinus andersonii Chelsea Morgan 2015-6-28 2015022 Plumas Plumas National Forest. Located near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1 UTM 688739 E, 4455754 N, NAD83 Zone 10N. 1800 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
  JEPS85919  Lupinus arbustus L. P. Janeway 1990-7-12 3794 B Plumas top of small peak along Eureka Ridge ca 0.8 mi s of the head Bear Creek (Beckwourth Ranger District); Plumas National Forest, Johnsville Quad., Bear Creek 2148 Comment
  UC501351  Lupinus arbustus H. E. and S. T. Parks June, 1928 240 Plumas Drakesbad , Drakesbad (Lassen National Park) Comment
  SEINET4035611  Lupinus arbustus C. Davidson 1975-1 2745 Plumas 1 mi. on road to Dalton Creek, departing northeast from Hwy 70, 0.7-mi. east of junction of Hwy 70 and 89. 1493 Comment
  SEINET10484736  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-8-18 Taylor 5016 Plumas T25n,r12e,sec.28 se 1/4 ne 1/4. Mount ingalls quad. Corolla pale blue. Mount Ingalls summit, ca 9 air miles ne of sloat. Montane coniferous forest; with Pinus monticola, arctostaphylos nevadensis 2551 Comment
  UC174571  Lupinus argenteus A. A. Heller with P. B. Kennedy 1907-7-3 8740 Plumas Hills above Red Clover Valley. Comment
  CHSC52426  Lupinus argenteus var. argenteus L. P. Janeway 1990-10-10 3755 Plumas Plumas National Forest. Ca 100 ft west of Paradise Cr and ca 3/4 mi south of Little Grizzly Cr. 1889 Comment
  CAS-BOT-BC208795  Lupinus argenteus var. heteranthus L. P. Janeway 1989-6-22 3370 Plumas Eastern side of Crocker Mtn. above Crocker Mdw., along rd 24N49Y 1798 Comment
  CAS-BOT-BC208798  Lupinus argenteus var. heteranthus A. A. Heller; P. B. Kennedy 1907-7-2 8685 Plumas Between Vinton and Beckwith Comment
  CHSC101779  Lupinus argenteus var. heteranthus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15872 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC37694  Lupinus argenteus var. heteranthus M. S. Taylor 1982-6-10 4620 Plumas Aground grassy granite knoll, sw of 23N72, ca. 1 mi w of Table Rock, ca. 3 air mi ne of Beckwourth. 1554 Comment
  UC1129433  Lupinus argenteus var. heteranthus C. W. Hanks 1934-8-10 37 Plumas s side Frenchman Creek; Plumas National Forest, Sierraville Quad. 1615 Comment
  CHSC34760  Lupinus argenteus var. meionanthus M. S. Taylor 1981-7-29 4146 Plumas Both sides of 25N42C, 1.4 mi ne of its jct with 25N42 - Flourney Grade, ca. 4 mi e of Genesee. 1706 Comment
  CHSC35934  Lupinus breweri M. S. Taylor 1982-6-10 4630 Plumas In sand on road, ca. 1 mi ne of Mapes Canyon, ca. 3 air mi nnw of Beckwourth. 1798 Comment
  CAS-BOT-BC196674  Lupinus breweri var. breweri L. P. Janeway; Garrett Gibson 1991-6-14 4009 Plumas Between Middle Fork Feather River and Hwy 70, ca 0.3 mi east of Claireville Flat 1484 Comment
  CHSC110002  Lupinus breweri var. breweri B. Castro; L. P. Janeway 2006-6-4 1542 Plumas Northern High Sierra Nevada. Ca 0.3 mi E of Grizzly Valley Dam along Lake Davis Rd, ca0.2 mi W of its jcn with the Beckworth-Taylorsville Rd. 1787 Comment
  CHSC61732  Lupinus breweri var. breweri L. P. Janeway; Jim Battagin, Rob Russell 1993-8-4 4493 Plumas Plumas National Forest. At Lovejoy site. Just north of the confluence of Blakeless Creek and Little Grizzly Creek; along Road 112. 1783 Comment
  RSA121705  Lupinus caudatus E. Sawyer 1935-6-1 55 Plumas 1 mile northwest of Kerby. 1524 Comment
  CAS-BOT-BC215357  Lupinus dalesiae M. S. Taylor 1982-6-16 4684 Plumas Roadcut, N side of 24N13, ca. 0.1 mile E of its jct with Willow Creek Road 23N90, ca. 4 air miles SE of Quincy 1584 Comment
  CAS-BOT-BC215371  Lupinus dalesiae M. S. Taylor 1982-5-25 4530 Plumas W side of Peoria Creek Road (23N10), 13.5 miles SW of it junction with Poplar Creek just S of Sloat 1463 Comment
  CAS-BOT-BC215389  Lupinus dalesiae M. S. Taylor 1982-6-16 4685 A Plumas Both sides of 24N13, ca. 1.0 mile N of its junction with Willow Creek Road (23N90), ca. 4 air miles SE of Quincy 1645 Comment
  CAS-BOT-BC215394  Lupinus dalesiae M. S. Taylor 1982-5-27 4555 Plumas On S side of Bucks Lake-Spanish Creek Road, 4.5 miles SW of its junction with Highway 70 in Quincy 1097 Comment
  CAS-BOT-BC215404  Lupinus dalesiae Charles Piper Smith 1947-5-22 47338 Plumas In town, Meadow Valley Comment
  CAS-BOT-BC215415  Lupinus dalesiae Mrs. H. C. Cantelow 1941-5-21 s.n. Plumas Meadow Valley, about 8 miles W of Quincy 1173 Comment
  CAS-BOT-BC215418  Lupinus dalesiae John Thomas Howell; R. C. Barneby 1954-5-14 29561 Plumas 11 miles NW of Blairsden Comment
  CAS-BOT-BC215421  Lupinus dalesiae Walter & Irja Knight 1968-6-18 2334 Plumas Road between La Porte and Quincy 1859 Comment
  CDA14137  Lupinus dalesiae G. F. Hrusa 1997-5-3 13827 Plumas Sierra Nevada; At edge of power lines on E side of Rattlesnake Creek, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC39591  Lupinus dalesiae Lowell Ahart 1983-7-14 4193 Plumas Growing on a bank along the South Fork of the Feather River, south of the Feather Fork Mine, about 1 1/2 miles north-east of Little Grass Valley Res., about 5 1/2 miles north of La Porte. 1750 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
  SEINET10452048  Lupinus dalesiae Mary Susan Taylor 1982-8-23 Taylor 5039 Plumas T25N R8E center of nw sec 23. Almanor SE quad. On both sides of dirt rd, just e of M.P. 273.02, s side on cliff above RR tracks, Grays Flat area, ca. 2 air mi e of Virgilia. Mixed Evergr F; 2900 ft. 884 Comment
  SEINET10452050  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4546 Plumas T24N R8E ne/sw sec 14. Bucks Lake NE quad. W side of Bucks Lake-Spanish Creek Rd across from 1084 residence, in Meadow Valley. 3800 ft. 1158 Comment
  SEINET10485189  Lupinus dalesiae Mary Susan Taylor 1982-7-12 Taylor 4809 Plumas T22n r11e nw1/4se1/4 sec 10. Johnsville quad. Cobbly slope on s side of 23N09, near headwaters of bear creek, ca 5 air mi. W of mohawk. Mixed Evergreen forest. With pedicularis semibarbata, pteridium aquilinum. 1890 Comment
  SEINET10485194  Lupinus dalesiae Mary Susan Taylor 1982-7-1 Taylor 4575 Plumas T24n r9e se 1/4ne1/4 sec 10 & sw1/4nw1/4 sec 11. Quincy quad. Corolla yellow. On n side of hwy 70 on phyllite rd cut and up disturbed slope, indian hill, ca 1 Mi. W of quincy. With iris hartwegii pinetorum, pteridium aquilinum. 1097 Comment
  SEINET10485202  Lupinus dalesiae Lowell Ahart, Peter Ahart 1983-6-14 Ahart 4193 Plumas Along bank of South Fork of Feather River, s of Feather Fork Mine, ca. 1.5 mi ne of Little Grass Valley REservoir, ca. 5 mi n of La Porte. Red Fir Forest. 1750 Comment
  SEINET10838178  Lupinus dalesiae Mary Susan Taylor 1982-6-12 Taylor 4814 Plumas T2n r11e sw1/4sw1/4 sec4 & ne1/4se1/4 sec 5. Blue nose mt. Corolla yellow. Mixed coniferous forest, cobbly slope along eureka ridge rd (23n09), 0.9 mi. Nw Of its jct with mcrae meadow rd, ca 6 air mi. W of mohawk. With erysimum Capitatum. 2073 Comment
  SEINET10906995  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4530 Plumas T23N R10E se sec 26. Blue Nose Mt quad. On w facing rdbk, w side of Peoria Creek Rd 923N10), 13.5 mi sw of its jct with Poplar Creek just s of Sloat. Old burn now brushfields; 4800 ft. 1463 Comment
  JEPS85928  Lupinus grayi L. P. Janeway 1990-6-6 3701 Plumas ca 1/2 mi e Rattlesnake Creek (and ca 1/2 mi n of Hwy 70/89, vicinity of Sloat, forested flat on n side of Long Valley); Plumas National Forest, Mt. Ingalls Quad. 1356 Comment
  SEINET10936535  Lupinus grayi Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-5 LeDoux 1092 Plumas Collected 2.2 mi. From jct of hwy 89 and 70. Douglas fir, libocedrus, & Quercus along hwy 89. Comment
  SEINET10490333  Lupinus grayi Patricia L. Kenney 1973-6-5 Kenney 424 Plumas Collected along a stream along hwy 70, 6 mi. S from jct of hwy 89 & 70. 1067 Comment
  SEINET10490340  Lupinus grayi Patricia L. Kenney 1973-6-5 Kenney 436 Plumas Collected along a stream along hwy 70, 6 mi. S from jct of hwy 89 & 70. 1067 Comment
  SEINET11262559  Lupinus latifolius var. columbianus Robert L. Johnson, Mikel R. Stevens 2015-7-13 3971 Plumas Northern High Sierra Nevada. Northeast side of La Porte off Main St (Quincy La Porte Rd) near jct with Gold St. E side of road.; 0 1507 Comment
  UCD108182  Lupinus latifolius var. columbianus A. A. Heller 1915-7-7 12051 Plumas Near the summit of Soapstone ridge 12 miles west of Bucks. 1676 Comment
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Apr 1 2012
  CHSC43667  Lupinus lepidus var. lobbii Vernon Oswald 1984-6-19 1292 Plumas Paynes Creek Rd. between Wilson Lake and Chester, 8.8 mi n-e of Hwy 36. 1584 Comment
  JEPS103585  Lupinus lepidus var. lobbii Lowell Ahart 2002-6-26 9780 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
  SJSU10714  Lupinus lepidus var. sellulus J. W. Tilden 1958-6-29 1305 Plumas SW shore of L Almanor 1828 Comment
  CHSC21586  Lupinus obtusilobus L. M. Mayer; D. E. Brink Jr. 1975-8-12 Plumas Bucks Lake Floristic Survey. Comment
  POM181629  Lupinus onustus J. G. Lemmon 1874-09 s.n. Plumas Greenville Peak. Comment
  CHSC97310  Lupinus polyphyllus var. burkei Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14476 Plumas About 30 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  SBBG21869  Lupinus polyphyllus var. burkei D. Myrick 1964-7-19 875 Plumas Dream Lake, Drakesbad 1828 Comment
  UC1129676  Lupinus rivularis F. W. Embree 1934-6-12 44 Plumas 1 mi w Bucks Ranch; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
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Jul 19 2018
  SEINET10452654  Lupinus sellulus Mary Susan Taylor 1981-8-31 Taylor 4249 Plumas California: T22N R13E ne1/4 of se 1/4 sec 30. Sierra City NE quad. E side of 114, ca. 0.5 mi N of its jct with Hwy 89, ca. 1.5 mi E of Clio. Plumas County. 4700 ft. 1432 Comment
  SEINET10484153  Lupinus sellulus var. artulus Mary Susan Taylor 1982-6-11 Taylor 4638 Plumas T28N R7E nw/se sec 5. Chester quad. S side of Hwy 36, w side of Lake Almanor, ca. 0.5 mi e of Chester. 4500 ft. 1372 Comment
  CHSC13596  Lupinus stiversii J. Pitts 1972-4-29 179 Plumas 9 mi ne of Poe Power Dam on Hwy. 70, on uphill side of the road. Comment
  SEINET10936768  Lupinus stiversii A. Arthur Heller 1938-5-30 Heller 15131 Plumas Granite sand on the feather river bank near bucks creek power house. The Plants were very large, much branched, forming mats 1 1/2 feet in diameter. 610 Comment
  CHSC100337  Luzula cascadensis Lowell Ahart 2008-7-9 15062 Plumas Near seeps, on the west side of the good logging road , about 100 yards south of a small stream, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1645 Comment
  CHSC102080  Luzula cascadensis Lowell Ahart; John Dittes 2009-7-13 16043 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC47581  Luzula cascadensis Lowell Ahart 1975-7-2 838 Plumas Along the edge of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  JEPS127329  Luzula cascadensis Lowell Ahart 2016-6-29 21076 Plumas About 20 yards east of Forest Service Road 22N72, about 1/4 mile southeast of Table Mountain, about 1 3/4 miles (air) northwest of Tamarack Flat, about 3 3/4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  RSA739735  Luzula comosa L. P. Janeway 2007-6-3 9008 Plumas Northern High Sierra Nevada, Eastern end of Red Mtn, along the high exposed rocky ridgeline. Weathered reddish serpentine 1929 Comment
  RSA584285  Luzula comosa J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-22 54098 Plumas 10.6 miles northeast of La Porte on road to Quincy. 1890 Comment
  CAS-BOT-BC436682  Luzula comosa var. laxa L. S. Smith 1927-8-10 2179 Plumas Tahoe National Forest. Gold Lake country. Along road to Gold Valley. 2286 Comment
  CDA14765  Luzula parviflora G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3342 Plumas 0.75 mile east of Bucks summit on Bucks Lake Road. 1600 Comment
  UCR70849  Lysimachia nummularia David D. Keck 1932-7-4 1627 Plumas N Sierra Nevada Mtns., Lake Almanor Road in the meadow at the city limits of Quincy. 1067 Comment
  CDA5105  Lythrum portula L. Ahart 2006-10-8 13416 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. Comment
  CAS-BOT-BC343793  Madia elegans A. A. Heller; P. B. Kennedy 1907-7-13 888 Plumas Taylorville Comment
  UC1035986  Madia elegans Helen K. Sharsmith 1955-6-28 4519 Plumas near Indian Valley; N Fork of Feather River Comment
  UCD134184  Madia elegans Frederica Bowcutt 1985-6-6 534 Plumas About 15 air miles NE of Quincy 0.2 mile SE of Drum Bridge. Immediately north of Red Clover Creek and Beckwourth Genesee Road. Comment
  CHSC101856  Madia exigua Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15887 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  CHSC75461  Madia exigua G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3186 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  JEPS12518  Madia exigua George Gillett 1955-8-2 460 Plumas near bottom of trail coming down from Bench Lake (floor of Hot Springs Valley); Lassen Volcanic National Park, Hot Springs Valley 1828 Comment
  CDA13996  Madia glomerata G. F. Hrusa, T. D. Wilfred 1996-8-1 13453 Plumas Sierra Nevada; immed. E of Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  RSA59478  Madia glomerata E. K. Balls 1950-9-15 15873 Plumas 5 miles southeast of Graeagle, Sulphur Creek, Hwy 89 1372 Comment
  UC1562733  Madia glomerata Barbara Ertter 1988-7-25 7845 Plumas ca 12 airmiles ssw Susanville (Snoring Springs 1/2 mi n of Diamond Mt-Greenville-Red Rock Jct); Diamond Mines, Snoring Springs 1981 Comment
  CAS-BOT-BC343272  Madia gracilis John Thomas Howell 1962-6-17 37660 Plumas Butterfly Valley 1036 Comment
  CDA8277  Madia gracilis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3248 Plumas 2.5 miles (4 km) below summit on road to Mt. Hough, 0.4 mile northwest of China Grade. Comment
  CHSC20804  Madia gracilis K. R. Stern 1975-7-24 5841 Plumas SW shore of Lake Almanor. 1371 Comment
  CHSC64827  Madia gracilis Vernon H. Oswald 1995-6-24 6905 Plumas High Cascade Range. Hwy. 36 at the w end of the causeway over Lake Almanor, just e of Chester. 1371 Comment
  JEPS115869  Madia gracilis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16226 Plumas On dry bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC343253  Madia gracilis Joseph Andorfer Ewan 1934-7-19 8241 Plumas Dentens (Blairsden) 1615 Comment
  UCD134298  Madia gracilis John Thomas Howell; T. C. Fuller, G. D. Barbe 1981-6-24 54252 Plumas about 2.5 miles southeast of Mt. Hough on the road of Quincy. 1798 Comment
  RSA603951  Madia gracilis subsp. gracilis Joseph A. Ewan 1934-7-19 8241 Plumas Dentens (Blairsden) 1616 Comment
  SEINET9343158  Madia minima Unknown 1982-6-17 3800 Plumas Among rocks and in dry open forest of Pseudotsuga and Arbutus, SE-ern part of Thormanby Island. Comment
  SEINET10872065  Madia minima Mary Susan Taylor 1981-5-10 Taylor 3666 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
  CHSC21111  Maianthemum racemosum F. T. Griggs; A. Pass 1975-7-1 22 Plumas East of Grizzly Creek. Comment
  CHSC44883  Malacothrix floccifera Lowell Ahart 1975-7-2 840 Plumas Along the edge of a dirt road, about 7 air miles north of the Sly Creek Dam. 914 Comment
  CAS-BOT-BC348177  Matricaria discoidea Alice Eastwood 1927-6-18 14695 Plumas United States Forest Reserve. Greenville Comment
  SEINET10474308  Matricaria matricarioides Mary Susan Taylor 1981-5-11 Taylor 3683 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
  CHSC20811  Medicago lupulina K. R. Stern 1975-7-24 5848 Plumas W shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC271099  Melica bulbosa John Thomas Howell; Gordon H. True 1973-7-31 50102 Plumas Summit ridge of Thompson Peak, Diamond Range, Sierra Nevada 2194 Comment
  CDA18679  Melica bulbosa G. D. Barbe, T. C. Fuller 1982-6-15 3725 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CAS-BOT-BC282076  Melica fugax L. P. Janeway; Jannice Cutler 1992-5-26 4204 Plumas About 0.1 mile SW of Lake Davis high water line, 1 mile S of Dan Blough Cove 1767 Comment
  CAS-BOT-BC282085  Melica fugax John Thomas Howell; Gordon H. True 1967-7-11 43346 Plumas Summit ridge of Mount Hough 2194 Comment
  CAS-BOT-BC282088  Melica fugax John Thomas Howell; et al. 1968-6-11 2408 Plumas Butterfly Botanical Botanical Area. Near dam Comment
  CAS-BOT-BC282092  Melica fugax Lowell Ahart 1986-7-8 5347 Plumas About 1 mile NW of Pilot Peak, ca 14 miles NE of La Porte 1981 Comment
  CAS-BOT-BC282106  Melica fugax L. P. Janeway 1992-5-22 4201 Plumas S side of Middle Fork Feather River, just S of railroad tracks, ca 2.7 miles E of Portola 1493 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
  CHSC44577  Melica fugax Lowell Ahart 1977-6-20 1435 Plumas Near the South Fork of the Feather River, about 1/2 mile north-east of the Feather Fork Mine, about 6 miles north of La Porte. 1706 Comment
  CHSC63308  Melica fugax Lowell Ahart 1994-6-12 7316 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
  JEPS106198  Melica fugax Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10910 Plumas East of the dirt road, south of the Bucks Lake Road, about 2 miles (air) northeast of Meadow Valley, about 5 miles (air) west of Quincy 1147 Comment
  UC1024683  Melica fugax Leo Whitney 1933-8-3 2162 Plumas ca 10 mi nw Portola (Big Grizzly Valley, near source of Freeman Creek); Plumas National Forest, Big Grizzly Valley 1828 Comment
  CAS-BOT-BC281136  Melica stricta Lowell Ahart 1979-7-18 s.n. Plumas Ca 1 mile W of Pilot Peak. Above the road on broken rock about 1/8 mile S of Onion Valley 1800 Comment
  CAS-BOT-BC264182  Melica subulata John Thomas Howell 1967-6-23 42680 Plumas Canyon of Butterfly Creek, Sierra Nevada 975 Comment
  CHSC102126  Melica subulata Lowell Ahart; John Dittes 2009-7-27 16175 Plumas On dry soil, seep slopes, about 10 yards south of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC88187  Melica subulata Lowell Ahart 2004-7-27 11311 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1645 Comment
  UC641676  Melica subulata G. L. Stebbins Jr. 1939-7-6 2911 Plumas Univ. of Calif. Forestry Camp Meadow Valley (Meadow Valley) 1152 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
  SD174009  Mentha spicata Robert J. Weatherby 1950-7-21 1475 Plumas East Quincy; scattered perennial on sunny moist soil in marsh with Solidaga and Spiraea douglasii; native from Europe. 1036 Comment
  CHSC101846  Mentzelia dispersa Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15876 Plumas About 1600 feet southwest of Lake Almanor Dam. 1386 Comment
  JEPS115787  Mentzelia dispersa Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15876 Plumas About 1600 feet southwest of Lake Almanor Dam 1386 Comment
  RSA104164  Mentzelia dispersa R. M. Austin 1879-07 s.n. Plumas Butterfly Valley. Comment
  JEPS102262  Mentzelia veatchiana L. P. Janeway 1996-6-5 4987 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  RSA59412  Menyanthes trifoliata E. K. Balls 1950-9-8 15713 Plumas stream to west of Lakes Center Public Campground 2043 Comment
  CAS-BOT-BC428540  Micranthes aprica D. E. Breedlove 1962-6-12 3433 Plumas Along State Hwy. 36, 6.9 miles west of Chester 1524 Comment
  CAS-BOT-BC428603  Micranthes bryophora Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC1676  Micranthes oregana R. Morford 1931-5-16 Plumas Humbug Valley. 1371 Comment
  CHSC61059  Micranthes oregana Vernon H. Oswald; Lowell Ahart 1993-8-3 5763 Plumas Unnamed lake ca. 0.25 mi E of Hay 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
  CHSC62583  Micranthes oregana B. Castro; J. Jurewicz 1993-7-16 482 Plumas Ca 2 air mi W of Bucks Lake, ca 1 mi N of Grizzly Ck, below USFS Rd 23N42B. In drainage. 1597 Comment
  CHSC34922  Microseris nutans M. S. Taylor 1981-7-17 4037 Plumas Lakes Basin, Bear Lakes trail, just s of spur trail to Gold Lake Lodge, ca. 6 mi s of Mohawk. 1981 Comment
  POM290244  Microseris nutans Lyman Benson 1932-7-29 3987 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 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
  RSA67642  Microsteris gracilis subsp. humilis Verne Grant, Alva Grant 1950-7-12 8931 Plumas Summit of ridge at Red Rock near Diamond Mt. between Susanville and Taylorsville 1524 Comment
  JEPS124095  Mimulus breweri Lowell Ahart 2015-6-7 20216 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  RSA59917  Mimulus breweri E. K. Balls 1950-9-15 15830 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  JEPS10495  Mimulus guttatus W. L. Jepson 1924-7-22 10613 Plumas Rich Point Middle Fork Feather River 1097 Comment
  SBBG21886  Mimulus guttatus D. Myrick 1964-7-20 884 Plumas near Willow Lake, S of Drakesbad 1981 Comment
  SEINET3840867  Mimulus guttatus G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3856 Plumas East shore of Frenchman Lake, Crystal Fishing Access, marshy arm of the lake at the parking lot, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  NY68366  Mimulus kelloggii R. M. Austin 1871-1 s.n. Plumas Comment
  UCD40952  Mimulus kelloggii Stephen Brown 1974-5-4 103 Plumas Feather River Canyon. 1 mile up Rock Creek. 579 Comment
  CDA19327  Mimulus mephiticus G. D. Barbe 1982-6-17 3820 a Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC73444  Mimulus moschatus B. Castro; L. Gehrung 1995-8-31 609 B Plumas Mosquito Flats Meadow. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd23N18. Towards S end of meadow. 1676 Comment
  CHSC94777  Mimulus moschatus Lowell Ahart 2006-10-8 13399 Plumas On the west side of Chips Creek, just south of the bridge on Highway 70, about 1 1/4 miles southwest of Belden. 715 Comment
  RSA0105474  Mimulus moschatus Lowell Ahart 2014-8-31 19823 Plumas 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
  UCD122820  Mimulus moschatus W. R. Powell 1968-7-2 1592 Plumas along road southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  HSC20818  Mimulus moschatus Jim Vaughn 1956-8-1 Plumas Mt. Lassen NP, Drakesbad 1738 Comment
  RSA519037  Mimulus moschatus Barbara J. Ertter, Gary Schoolcraft 1989-7-3 8633 Plumas Near Bear Creek crossing on Lone Rock road, Diamond Mts ca 9 airmiles S of Susanville. 1768 Comment
  RSA59103  Mimulus moschatus E. K. Balls 1950-8-30 15507 Plumas 21 mi from Quincy on Hwy 24, N fork of Feather River. 762 Comment
  SBBG122896  Mimulus moschatus B. Ertter, G. Schoolcraft 1989-7-3 8633 Plumas near Bear Crk crossing on Lone Rock Rd; Diamond Mtns, ca. 9 air-mi S of Susanville 1767 Comment
  SEINET10570305  Mimulus moschatus Mary Susan Taylor 1982-8-9 Taylor 4952 Plumas T26N R8E ne/ne sec 4. Almanor NE quad. End of spur rd off Seneca Rd (306), at Salmon Creek, ca. 2 air mi sw of Canyon Dam. 5000 ft. 1524 Comment
  JEPS80653  Mimulus nanus var. mephiticus M. S. Taylor 1981-7-29 4140 Plumas 1.3 mi s Flournoy Bridge (e side of 25N42 (Flournoy Grade), ca. 3 mi e of Genesee); Genesee Valley quad. 1341 Comment
  RSA39887  Mimulus nanus var. mephiticus P. A. Munz 1947-5-16 11831 Plumas 8 miles north of Chilcoot. 1524 Comment
  RSA71300  Mimulus nanus var. mephiticus L. S. Rose 1951-6-27 51041 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  JEPS79148  Mimulus pygmaeus L. R. Heckard with R. Bacigalupi 1980-6-12 5251 Plumas w of Lake Almanor (along Route 89, w of Almanor Campground (U.S. Forest Service)); Route 89 Comment
  CAS-BOT-BC11026  Mimulus suksdorfii John Thomas Howell 1962-6-19 37870 Plumas Sandy Flat, 5,8 miles E of Beckwourth 1493 Comment
  UC1585905  Mimulus torreyi Barbara Ertter 1989-7-4 8684 Plumas 2.2 mi w jct with Hwy 89 and Hwy 36 (sw of Chester) 1463 Comment
  RSA101397  Mimulus torreyi R. Weatherby 1955-7-21 1647 Plumas Bottle Springs, near Middle Fork Feather River. 1616 Comment
  RSA272552  Mimulus torreyi Porter Lowry 1977-7-5 827 Plumas Jct of State Hwys 36 and 89. Comment
  CHSC39384  Minuartia nuttallii subsp. gracilis M. S. Taylor 1982-6-1 4583 Plumas N side of 204, ca. 1air mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 1524 Comment
  JEPS48659  Mitella breweri Esther C. Fritz 1933-7-15 Plumas stream bank in meadow w Spanish Peak 2133 Comment
  CHSC61742  Monardella follettii L. P. Janeway 1993-7-15 4454 Plumas Plumas National Forest. Ridge between Rattlesnake Gulch and Twelvemile Ravine; along Rd 25N17 2.4 mi northwest of the saddle on the divide between upper Spanish Creek and East Branch North Fork Feather River; at a switchback. 1447 Comment
  SEINET10582324  Monardella follettii A. Graff 1993-7-22 Graff 307 Plumas Plumas National Forest. Meadow Valley Rd. south from Virgilia, on the left roadside, 3 miles from the Union Pacific RR crossing of the East Branch Feather River. T25N,R8E,S30. Locally frequent, growing on a serpentine road cut filling in with Pseudotsuga menziesii and Calocedrus decurrens. Comment
  SEINET10582335  Monardella follettii A. Graff 1993-7-23 Graff 333 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  CHSC21202  Monardella odoratissima F. T. Griggs; A. Pass 1975-7-17 207 Plumas Buck's Lake Forest Service Survey. Comment
  UC565940  Monardella odoratissima subsp. glauca G. T. Nordstrom 1934-7-3 180 Plumas 3/4 mi south of Mt. Ararat; Bidwell Bar Quadrangle 1645 Comment
  UCR18736  Monardella odoratissima subsp. glauca Frank C. Vasek 1975-7-10 750710- 29 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  CAS-BOT-BC314154  Monardella odoratissima subsp. glauca L. P. Janeway 1993-7-28 4477 Plumas Plumas National Forest, Greenville Ranger District, Ward Compartment. Along steep N-trending ridge S of a bend in Ward Creek; along and down-ridge from access road 2.2 mi SE of Genesee Valley. 1371 Comment
  CAS-BOT-BC222116  Monardella odoratissima subsp. pallida John Thomas Howell 1926-7-31 2179 Plumas Near Prattville 1463 Comment
  CHSC112608  Monardella odoratissima subsp. pallida Lowell Ahart 2013-9-11 19024 Plumas Near large granite boulders, on east side of Antelope Lake, west of the paved road, south of Antelope Creek, about 16 miles (air) northeast of Taylorsville. 1562 Comment
  CHSC67836  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-3 3112 Plumas N of Florintine Canyon adjacent to La Porte Rd., W of Johnstown. Comment
  RSA0039545  Monardella odoratissima subsp. pallida Lowell A. Ahart 2008-8-13 15175 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte. 1613 Comment
  SD6864  Monardella odoratissima subsp. pallida R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC318568  Monardella odoratissima subsp. pallida Ella Dales Cantelow 1941-7-20 3709 Plumas 10 mi S of Quincy on road to La Porte. 1981 Comment
  RSA523953  Monardella odoratissima subsp. pallida Barbara Ertter 1988-7-25 7860 Plumas Diamond Mts ca 15 air miles due S of Susanville, sheep camp on Pierce Creek 1982 Comment
  CAS-BOT-BC220480  Monardella sheltonii Lowell Ahart 1986-7-25 5373 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak 1828 Comment
  CHSC67980  Monardella sheltonii James D. Jokerst 1989-7-3 3122 Plumas Caribou Rd. 1.2 mi N of Hwy. 70. Comment
  JEPS115550  Monardella sheltonii Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16218 Plumas On dry rocky soil, north side of Forest Service Road 26N22, 4,650 feet northwest of Rattlesnake Hill, 3.0 miles (air) south-southeast of Lake Almanor Dam 1591 Comment
  SEINET10582342  Monardella sheltonii A. Graff 1993-7-22 Graff 299 Plumas Plumas National Forest. Hwy. 70 west, just past the railroad tressle after Keddie (just past Graff collections 259-297), on the west-facing road cut. T25N,R9E,S15. Growing on gravelly, reddish shale, the cut filling in with Pinus jeffreyi, Pseudotsuga menziesii, Calocedrus decurrens, Quercus sp., Acrtostaphylos sp. Comment
  UCD125245  Monardella stebbinsii D. Sanchez-Mata; D. Sanchez-Mata and P. Rodriguez-Rojo 1997-8-16 s.n. Plumas French Bar-Caribou. Plumas National Forest. 840 Comment
  UC1025104  Monolepis nuttalliana Leo Whitney 1934-8-25 1956 Plumas ca. 15 mi. n. Beckwith (near source of Willow Creek); Plumas Nat'l Forest 1950 Comment
  CAS-BOT-BC444746  Montia chamissoi Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC110296  Montia chamissoi B. Castro; L. P. Janeway 2006-6-3 1550 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
  CAS-BOT-BC444860  Montia fontana John Thomas Howell 1960-7-18 35522 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC445080  Montia linearis Lewis S. Rose 1963-6-3 63102 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1036 Comment
  CHSC91695  Montia linearis G. D. Barbe; T. C. Fuller 1982-6-17 3847 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
  UC1523706  Montia linearis Gary Schoolcraft 1982-5-14 657 Plumas e of Vinton 1524 Comment
  RSA189424  Montia linearis L. S. Rose 1967-6-11 67104 Plumas Quincy. 1037 Comment
  SEINET5334397  Montia linearis J. Young 1982-1 s.n. Plumas Dye Creek Meadow 1524 Comment
  CHSC102645  Muhlenbergia filiformis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16142 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
  CHSC113872  Muhlenbergia filiformis Lowell Ahart 2014-8-31 19807 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. 1810 Comment
  UCD86681  Muhlenbergia filiformis Malcolm A. Nobs; S. Galen Smith 1949-8-18 1367 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  UCD86723  Muhlenbergia filiformis Leo Whitney 1934-8-15 2183 Plumas Willow Creek. 15 miles north of Beckwith, Plumas National Forest. 1950 Comment
  SEINET10508183  Muhlenbergia filiformis Lowell Ahart 1985-7-11 Ahart 5138 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  JEPS110466  Myosotis laxa Lowell Ahart 2006-10-8 13408 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden 715 Comment
  CDA18683  Myosotis laxa G. D. Barbe, T. C. Fuller 1982-6-15 3685 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  UC1101355  Myosurus apetalus Herbert L. Mason 1953-6-16 14555 Plumas meadow at head of Clover Valley; Dixie Mountains Comment
  CHSC89301  Myosurus minimus G. D. Barbe; T. C. Fuller 1982-6-17 3843 Plumas Northern California. Plumas National Forest. E shore 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
  SD46611  Myriophyllum hippuroides Robert J. Weatherby 1950-7-28 1496 Plumas 2 miles south of Crescent Mills, Indian Creek 1036 Comment
  HSC77874  Myriophyllum sibiricum Dale K. Hoffman 1977-11-12 Plumas Manzanita Lake, Lassen Nat'l Park Comment
  SD81980  Myriopteris gracillima Mrs. R. M. Austin Nov 1877 Plumas Quincy Comment
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  SEINET6412923  Myriopteris gracillima M. J. Williams 1967-8-20 s.n. Plumas [Sierra Nevada] Rene's Falls, Jamison Creek, above Johnsville. 1859 Comment
  CHSC100332  Nama lobbii Lowell Ahart 2008-7-9 15060 Plumas On the northeast side of a small stream, on the northwest side of the good logging road , north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1645 Comment
  RSA184947  Narthecium californicum Lewis S. Rose 1966-7-27 66055 Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  UCD139964  Narthecium californicum Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  UC1075685  Navarretia breweri Robert J. Weatherby 1955-7-2 1571 Plumas near Taylor Lake; Bear Ridge 2194 Comment
  UCD106106  Navarretia capillaris John Thomas Howell 1960-7-18 35600 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  UC963762  Navarretia divaricata Herbert L. Mason 1924-6-18 1062 Plumas near Gold Lake Comment
  OBI48921  Navarretia divaricata Lewis S. Rose 1941-7-9 41300 Plumas Chambers Lodge (McKinney), Lake Tahoe 640 Comment
  RSA123153  Navarretia intertexta B. O. Schreiber 1938-7-9 2515 Plumas 1 mile E of Meadow Valley. 1067 Comment
  JEPS124032  Navarretia intertexta subsp. propinqua Lowell Ahart 2015-7-4 20279 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
  JEPS70402  Navarretia intertexta subsp. propinqua Joseph Andorfer Ewan 1934-7-18 8558 Plumas near Portola (along bottoms of Middle Fork Feather River); Sierra Nevada, Middle Fork Feather River 1676 Comment
  UCD48465  Navarretia intertexta subsp. propinqua John M. Tucker 1948-7-24 1717 Plumas Near road from Cascade to Camel Peak, Plumas County, California. 1615 Comment
  JEPS46200  Navarretia leptalea subsp. leptalea Duncan Dunning 1922-7-16 Plumas 4 mi n Gibsonville (summit near Onion Valley); Summit near Onion Valley, n of Gibsonville Comment
  CHSC91790  Navarretia leucocephala subsp. minima G. D. Barbe; T. C. Fuller 1982-6-17 3849 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
  CAS-BOT-BC230391  Navarretia leucocephala subsp. minima W. Harnach; N. Harnach 1990-5-25 321 Plumas Sierra Valley. Marble Lane, approximately 0.75 mile W of bridge 1485 Comment
  SJSU6438  Navarretia leucocephala subsp. minima N. A. Hopkins 1971-6-19 403 Plumas 7 mi S of Beckwourth 1524 Comment
  JEPS7591  Nemacladus interior Rimo Bacigalupi with Richard Hauke 1954-7-15 4730 Plumas mouth of Rock Creek; North Fork Feather River Canyon 518 Comment
  CAS-BOT-BC230554  Nemophila parviflora var. austiniae J. T. Howell; et al. 1967-6-12 2076 Plumas Butterfly Botanical Area and Vicinity. Near spring 1127 Comment
  RSA101448  Nemophila parviflora var. austiniae R. Weatherby 1955-7-2 1590 Plumas Wilcox Valley. 1768 Comment
  JEPS106312  Nemophila pedunculata Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11059 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
  OBI13907  Nemophila pedunculata Lewis S. Rose 1967-5-7 67062 Plumas 3 mi W of Keddie. Butterfly valley 945 Comment
  SEINET5520937  Nemophila pedunculata W. Harnach, N. Harnach 1989-3-29 008 Plumas Sierra Valley, hillside north of Barry corrals 1585 Comment
  CHSC94203  Nemophila spatulata Lowell Ahart 2006-7-9 12937 Plumas In a small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1661 Comment
  SEINET5345598  Oenothera flava subsp. flava W. Harnach, N. Harnach 1990-6-13 377 Plumas Sierra Valley, Sw of Beckwourth, Ramelli Ranch 1487 Comment
  CAS-BOT-BC355567  Oreostemma alpigenum var. andersonii L. P. Janeway 1992-8-30 4300 Plumas Plumas National Forest, Beckwourth Ranger District. McRae Meadow; upper end of East Nelson Creek 1889 Comment
  CAS-BOT-BC355570  Oreostemma alpigenum var. andersonii Joseph Andorfer Ewan 1934-7-16 8502 Plumas Mt. Elwell trail above Bear Lakes 1981 Comment
  CHSC110622  Oreostemma alpigenum var. andersonii B. Castro; L. Janeway 2006-9-9 1616 Plumas High Cascade Range. About 200 m east of Jedidiah Colter Lake (between Blue Lade and North Arm Rice Creek). 1969 Comment
  CAS-BOT-BC327729  Oreostemma elatum John Thomas Howell 1924-8-19 618 Plumas Butterfly Valley near Quincy Comment
  SD6605  Orobanche californica subsp. grayana Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CHSC116529  Orobanche corymbosa B. Castro; Brian Humphrey 2015-7-8 2096 Plumas Northern High Sierra Nevada. W side of lower Thompson Valley ca 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 400 ft below edge of open Ponderosa-Jeffrey pine forest. 1672 Comment
  CHSC63150  Orobanche fasciculata Lowell Ahart 1994-7-7 7458 Plumas Plumas and Sierra counties. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  JEPS80618 Image available Orobanche fasciculata M. S. Taylor 1981-6-3 3851 Plumas ca. 7 mi. n.w. Beckwourth (ca. 0.5 mi. n. of Genesee-Beckwourth Rd., Red Clover Valley); Crocker Mt. Quad., Red Clover Valley 1670 Comment
  JEPS95553 Image available Orobanche fasciculata Lowell Ahart 1994-7-7 7458 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 2011 Comment
  CHSC100441  Orthilia secunda Lowell Ahart 2008-9-10 15364 Plumas Open forest east 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
  JEPS16386  Orthocarpus bracteosus unknown Sep 1877 Plumas Indian Valley Comment
  SEINET10832405  Orthocarpus hispidus Mary Susan Taylor 1982-7-8 Taylor 4800 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  SEINET13755297  Orthocarpus luteus W. Harnach, N. Harnach 1990-7-5 461 Plumas Sierra Valley, first corner east of Co. Rd. A-23 on Marble Lane. 1487 Comment
  SEINET10596607  Oryzopsis hymenoides John Thomas Howell 1962-6-19 Howell 37841 Plumas The Buttes, near Sierra Valley. 1494 Comment
  SBBG128728  Osmorhiza berteroi L. Ahart 2008-7-16 15072 Plumas forest floor E of a small meadow (swamp) ca. 100 yards N of the paved rd, ca. 0.25 mi W of the bridge where the S Fork of the Feather River flows into Little Grass Valley Reservoir, ca. 2 1/2 mi (air ) N of La Porte 1597 Comment
  CHSC42639  Osmorhiza occidentalis Vernon Oswald 1986-6-6 2099 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  JEPS95637  Osmorhiza occidentalis Lowell Ahart 1994-7-22 7491 Plumas S of the Pacific Crest Trail, W of the large twin rocks on the NE side of Mount Etna 1981 Comment
  CAS-BOT-BC316902  Packera eurycephala var. lewisrosei G. L. Smith 1976-6-5 4540 Plumas along Rte. 70, mid Feather River Canyon, near Lewisia Cliff. 640 Comment
  CAS-BOT-BC317162  Packera subnuda var. subnuda John Thomas Howell; Gordon H. True; W. Knight; Irja Knight 1967-5-7 1877 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC121011  Paeonia brownii Elmer Ivan Applegate 1921-6-21 5806 Plumas Warner Valley near Drakesbad. Comment
  CHSC33744  Paeonia brownii M. S. Taylor 1981-7-13 3996 A Plumas Ca. 100 yds n of 25N43, ca. 0.5 mi w of 25N11 at n tip of Frenchman Lake, ca. 13 air mi n of Chilcoot. 1737 Comment
  RSA39750  Paeonia brownii P. A. Munz 1947-5-16 11816 Plumas 5 miles north of Chilcoot 1524 Comment
  SEINET5337440  Paeonia brownii R. J. Holl 1948-5-16 14 Plumas 3 miles west of Beckwith. 1615 Comment
  CDA17265  Panicum acuminatum var. acuminatum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16292 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  CAS-BOT-BC253737  Panicum capillare John Thomas Howell 1960-7-20 35761 Plumas Lassen Volcanic National Park. Boiling Springs Lake 1798 Comment
  SBBG25611  Parnassia californica K. K. Muller 1965-8-20 1365 Plumas logging rd turning W from St Hwy 89, 6 mi N of Quincy Comment
  CHSC115791  Parnassia palustris Lowell Ahart; John Deurloo 2015-8-25 20524 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
  JEPS124139  Parnassia palustris Lowell Ahart, John Deurloo 2015-8-25 20524 Plumas About 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. Comment
  CHSC21091  Pectiantia breweri F. T. Griggs; A. Pass 1975-7-2 59 Plumas Comment
  CHSC43751  Pectiantia breweri Vernon Oswald 1984-6-25 1323 Plumas La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte. 1889 Comment
  CHSC20982  Pedicularis attollens F. T. Griggs; A. Pass 1975-7-23 240 Plumas Cape Lake. Comment
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Mar 4 2018
  SD6611  Pedicularis attollens Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET7719290  Pedicularis attollens Unknown Plumas Big Meadows Comment
  CHSC56880  Pedicularis racemosa L. P. Janeway; Garrett Gibson 1991-7-31 4098 Plumas Plumas National Forest. Lower west slope of Mt. Ingalls; along Road 25N42, 3.1 mi north of County Road 112. 1950 Comment
  CDA14720  Pedicularis semibarbata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3242 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CHSC21524  Pedicularis semibarbata L. Mayer; D. Brink 1975-7-10 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC49021  Pedicularis semibarbata Vernon Oswald 1986-6-6 2083 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  CHSC63278  Pedicularis semibarbata Lowell Ahart 1994-6-12 7320 Plumas Near Cedar Flat, on the west side of Fraggs Mine Road, south-west of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake. 1706 Comment
  RSA71071  Pedicularis semibarbata L. S. Rose 1951-6-28 51058 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  UCD123303  Pedicularis semibarbata W. R. Powell 1968-7-2 1597 Plumas along road around southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  RSA52896  Pellaea bridgesii R. Weatherby 1950-8-11 1517 Plumas Upper end of Long Lake, Lakes Basin Area 2134 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
  UC1874921  Pellaea bridgesii Ruth Kirkpatrick 2002-7-18 1138 Plumas Plumas-Eureka State Park, ca. 1.5 mi up Johnsville - McCrea Road (County Road 507) from Plumas - Eureka State Park Museum 1676 Comment
  SEINET4889669  Peltandra virginica B. L. Wilson, J. Belsher-Howe, P. F. Zika 2011-8-4 16757 Plumas Plumas National Forest, Butterfly Valley Botanical Area, 1168 Comment
  UC1063379  Penstemon deustus E. Sawyer 1935-6-18 124 Plumas 5 mi sse Crow; Plumas National Forest, Sierraville Quadrangle 2011 Comment
  JEPS32700  Penstemon deustus Lewis S. Rose 1963-6-2 63082 Plumas 4 mi w Virgilia (East Branch North Fork Feather River); East Branch North Fork of Feather River 762 Comment
  SJSU4631  Penstemon deustus H. T. Harvey 1969-6-20 502 Plumas Eureka peak (summit) near Johnsville 2279 Comment
  RSA242115  Penstemon deustus subsp. deustus James L. Reveal 1971-6-23 2470 Plumas Along CA Hwy 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek. Comment
  CDA14661  Penstemon deustus var. suffrutescens G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3100 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  JEPS126591  Penstemon deustus var. suffrutescens Lowell Ahart 2016-6-29 21075 Plumas East part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  NY609831  Penstemon deustus var. suffrutescens W. I. Follett 1946-5-24 142 Plumas Chips Creek at North Fork Feather River 670.6 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
  NY609848  Penstemon deustus var. suffrutescens J. P. Kroessig 1977-5-24 29 Plumas Along north margin of Alt 40, ca. 32 km south-southeast of Greenville. Almanor quadrangle, 15' 805 Comment
  CHSC75547  Penstemon gracilentus G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13247 Plumas Sierra Nevada. Plumas National Forest. Near headwaters of Bull Run Creek off USFS 21N12E. 2100 Comment
  JEPS107696  Penstemon gracilentus Lowell Ahart, John Dittes 2005-9-20 12449 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2049 Comment
  NY600702  Penstemon gracilentus G. Schoolcraft 1989-7-3 1935 Plumas Diamond Mountains, near Bear Valley 1735 Comment
  SEINET8512687 Image available Penstemon gracilentus Noel H. Holmgren, Patricia K. Holmgren, Don Lepley, Elizabeth Corbin, and Mike Dolan 2015-1 16607 Plumas Sierra Nevada, North Fork Feather River drainage, about 12.5 km (7.5 mi) air distance west-northwest of Chester (from where Feather River Drive intersects with State Route 36) 1571 Comment
  UC614470  Penstemon gracilentus L. Constance 1938-6-10 2314 Plumas %w edge Lake Almanor at Prattville; w edge Lake Almanor at Prattville 1219 Comment
  NY600725  Penstemon gracilentus D. W. McNeal 1991-7-26 3854 Plumas Beside the trail from Lakes Basin C.G. to Mt. Elwell, 100 m. east of Silver Lake. Comment
  UCD169258  Penstemon gracilentus S. L. Welsh; N. D. Atwood 2001-6-14 28143 Plumas Roadcut, forest service road, ca. 5 miles south of Milford. 1791 Comment
  LA209569  Penstemon heterodoxus E. D. Merrill; 1929-7-13 Plumas Sierra Nevada, Silver Lake 1828 Comment
  CHSC69693  Penstemon heterodoxus var. shastensis Vernon H. Oswald 1991-8-23 4841 A Plumas Lassen Volcanic National Park. Trail from the outlet of Juniper Lake to the summit of Mt. Harkness. 2072 Comment
  NY601608  Penstemon heterodoxus var. shastensis V. H. Oswald 1993-8-25 5875 Plumas West side of the south unit of Twin Meadows, ca. 0.5 mile north of the south boundary of the park. 2057.4 Comment
  NY604287  Penstemon laetus var. laetus W. L. Jepson 1939-7-31 19307 Plumas Spanish Peak, lower slopes 2011.7 Comment
  UC1063500  Penstemon laetus var. leptosepalus G. Burks 1933-8-8 28 Plumas 4 1/3 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quad. Comment
  CHSC64467  Penstemon neotericus B. Castro; L. Gehrung 1994-8-4 540 Plumas Ca 1.1 air mi SSE of Bucks Lake, ca 0.1 mi S of the Oro-Quincy Hwy, along the N-trending drainage E of Daniel's Ck (named S. Fork Haskins Ck on some maps). S of confluence of two channels, at old road crossing, near W branch of stream. 1639 Comment
  NY605192  Penstemon neotericus O. E. Mack 1923-7-9 s.n. Plumas Chester Comment
  RSA739640  Penstemon neotericus B. Castro, L. P. Janeway 2005-9-11 1519 Plumas 5 air miles N of Bucks Lake and 2.5 miles N of Hwy 70 and the Feather River Canyon, just N of Three Lakes, 0.7 miles E of the Three Lakes trailhead, along the Pacific Crest Trail 1921 Comment
  CAS-BOT-BC239289  Penstemon newberryi var. berryi Gill 1921-7-23 s.n. Plumas Road to Round Lake, Feather River Region Comment
  CAS-BOT-BC239294  Penstemon newberryi var. berryi Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  NY627394  Penstemon newberryi var. newberryi R. M. Austin 1876-1-1 285 Plumas Comment
  HSC66381  Penstemon personatus L. Hanson 1979-8-10 66 Plumas Ridge S of Coldwater Creek, downslope from Coldwater Creek Rd. Comment
  NY630462  Penstemon personatus D. M. Thompson 1988-7-23 973 Plumas 3.1 road miles north of Bucks Lake Road (and Meadow Valley) on Schneider Creek Road. At junction of Schneider Creek Road (USFS Road 23N16) and USFS Road 24N47X (to Big Creek); Bucks Lake NE Quad. 1585.0 Comment
  RSA236429  Penstemon personatus G. L. Clifton 1971-8-5 523 Plumas Big Creek 1616 Comment
  CHSC104749  Penstemon roezlii L. P. Janeway 2010-8-19 10168 Plumas Northern High Sierra Nevada. Plumas National Forest; uppermost (northeastern) end of Lumpkin Ridge, 1.6 air km northwest of the Little Grass Valley Reservoir dam; along Road 22N86Y 1.0 km southwest of Road 22N27 (Lumpkin Road). 1797 Comment
  CHSC87627  Penstemon roezlii Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10954 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1251 Comment
  RSA285609  Penstemon roezlii D. C. Michener 1981-7-17 4017 -b Plumas 9 miles north of Greenville on CA 89. Comment
  CAS-BOT-BC239584  Penstemon rydbergii var. oreocharis Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Natl. Park Comment
  CAS-BOT-BC239599  Penstemon rydbergii var. oreocharis A. A. Heller; P. B. Kennedy 1907-7-5 8735 Plumas Red Clover Valley Comment
  CHSC73445  Penstemon rydbergii var. oreocharis H. Durio 1995-8-17 Plumas Mosquito Flat area. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd 23N18. 1676 Comment
  JEPS11464  Penstemon rydbergii var. oreocharis H. L. Mason 1924-6-26 1095 Plumas near Blairsden; along Feather River, near Blairsden Comment
  POM181074  Penstemon rydbergii var. oreocharis A. A. Heller, P. B. Kennedy 1907-7-5 8735 Plumas Red Clover valley Comment
  SEINET8512833 Image available Penstemon rydbergii var. oreocharis Noel H. Holmgren, Patricia K. Holmgren 2014-1 16549 Plumas Sierra Nevada, meadow south of Lake Almanor on the south side of State Route 89, 0.8 km (0.5 mi) west of Canyondam and 0.3 km (0.2 mi) west of the State Route 147 turnoff 1388 Comment
  UC566053  Penstemon rydbergii var. oreocharis G. T. Nordstrom 1934-7-16 222 Plumas 1 1/4 mi sw Bucks Ranch; Bidwell Bar Quad., sw of Bucks Ranch 1615 Comment
  SEINET5329700 Image available Penstemon rydbergii var. oreocharis A. A. Heller, P. B. Kennedy 1907-7-5 8735 Plumas Red Clover Valley Comment
  UC619256  Penstemon speciosus J. and H. W. Grinnell 1938-6-11 1091 Plumas Mohawk 1341 Comment
  UC1874978  Pentagramma triangularis subsp. triangularis Ruth Kirkpatrick 2001-7-21 1076 Plumas Along N fork of Feather River, 9 mi down river from E branch of N. fork of Feather River at mile post 10.5 670 Comment
  SEINET13944950 Image available Perideridia bolanderi Lincoln Constance, Tsan Iang Chuang 1967-1 3779 Plumas Between Graeagle, and Cliom 1.3 miles southeast of Graeagle. Alt 4500 ft 1372 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
  UC1123115  Perideridia lemmonii G. T. Nordstrom 1934-7-16 226 Plumas 3/4 mi ssw Bucks Ranch (Plot # 112); Plumas National Forest, Bidwell Bar Quadrangle Comment
  CHSC102017  Perideridia parishii subsp. latifolia L. P. Janeway; B. Castro 2009-8-29 9942 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
  JEPS28606  Perideridia parishii subsp. latifolia George W. Gillett 1957-7-17 784 Plumas Willow Lake inlet Lassen Volcanic National Park (side gully) 1767 Comment
  UCD127869  Perideridia parishii subsp. latifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1437 Plumas at Butterfly Valley. Comment
  CAS-BOT-BC413560  Persicaria amphibia John Thomas Howell 1961-9-25 36940 Plumas Feather River bed, Portola 1478 Comment
  CHSC102142  Persicaria maculosa Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16238 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC419232  Persicaria maculosa David D. Keck 1932-7-3 1665 Plumas Quincy, in the Northern Sierra Nevada. 1065 Comment
  POM147035  Phacelia heterophylla subsp. virgata Alice Eastwood 1927-6-11 14434 Plumas United States Forest Reserve. Forest Lodge, Greenville. Comment
  UC1602018  Phacelia heterophylla subsp. virgata E. Sawyer 1935-6-14 110 Plumas 1 3/4 mi n Beckwith; Sierraville Quadrangle Comment
  CHSC60541  Phacelia humilis var. humilis L. P. Janeway 1992-5-12 4169 Plumas Plumas National Forest. Beckwourth Ranger District. Midway Compartment. North side of Lake Davis and Rd112, ca 6 1/2 mi northwest of the road to the dam. Opening in yellow pine forest. 1780 Comment
  RSA325152  Phacelia humilis var. humilis M. S. Taylor 1981-6-16 3913 Plumas Grizzly Valley Quad, north side of 23N88, a loop road off road 24N07, ca. 3/4 mile northwest of Smith Peak Lookout, ca. 7 air miles northeast of Blairsden. 2073 Comment
  SEINET12249489  Phacelia mutabilis Unknown 1976-1 1161 Plumas by Cold Water Creek, ca 4 mi S of Grizzly Mt 1524 Comment
  CDA2313  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas West side of Lake Almanor Comment
  CHSC91948  Phleum pratense Lowell Ahart; Josephine Guardino 2005-8-10 12314 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
  RSA95431  Phlox diffusa subsp. diffusa J. T. Howell 1951-6-28 27708 Plumas Eureka Peak. 2195 Comment
  SBBG6055  Phlox speciosa H. and M. Dearing 1939-5-9 3320 Plumas near Quincy Comment
  SEINET5906089 Image available Phlox speciosa subsp. occidentalis L. S. Rose 1967-1 67107 Plumas Butterfly Valley, ca 3 mi W of Keddie. Comment
  CHSC21721  Phyllodoce breweri F. T. Griggs; A. Pass 1975-7-23 249 Plumas Cape Lake. Comment
  NY34645  Pinus attenuata R. M. Austin 1880-1 s.n. Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
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May 15 2014
  SFV10660  Pinus contorta subsp. murrayana M. L. Vincent 1964-4-10 557 Plumas Sierra Nevada Highway 89, 1 mile east of Chester. 1380 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
  UC1219836  Pinus lambertiana R. A. Cockrell 1940-7-31 8549 Plumas Meadow Valley 1554 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
  UC1348769  Pinus monticola R. A. Cockrell 1937-8-5 8326 Plumas Meadow Valley Meadow Valley (ridge crest) 2133 Comment
  UC1362013  Pinus ponderosa Emanuel Fritz 1939-6-12 8527 Plumas Site II; in swale near top of ridge 1645 Comment
  CAS-BOT-BC158330  Piperia elongata L. P. Janeway 1992-7-2 4248 Plumas Field redacted by CAS, contact the data manager for more information 716 Comment
  CHSC63203  Piperia unalascensis Lowell Ahart 1994-6-29 7403 Plumas About 1/2 mile south of Bucks Lake. 1828 Comment
  JEPS61026  Plagiobothrys bracteatus W. L. Jepson 1910-6-4 4055 Plumas Big Meadows Prattville 1310 Comment
  CHSC81106  Plagiobothrys cusickii Lowell Ahart 2001-8-29 9231 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC230983  Plagiobothrys hispidulus Walter Knight; Irja Knight 1966-6-19 1357 Plumas The Butterfly Botanical Area and Vicinity. Butterfly Valley, Near the spring 1097 Comment
  CHSC110627  Plagiobothrys hispidulus B. Castro; L. P. Janeway 2006-6-14 1561 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.9 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1664 Comment
  CHSC97600  Plagiobothrys hispidulus Lowell Ahart; John Dittes 2007-6-16 14092 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC228460  Plagiobothrys mollis John Thomas Howell 1973-7-9 49708 Plumas Crescent Mills 1066 Comment
  CHSC102152  Plagiobothrys mollis var. mollis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16224 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC97106  Plagiobothrys mollis var. mollis Lowell Ahart; Josephine Guardino 2007-7-20 14327 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 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
  RSA189383  Plagiobothrys tenellus L. S. Rose 1967-6-19 67118 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  UC172833  Plagiobothrys tenellus A. A. Heller 1913-6-13 10842 Plumas near Marston Station 1066 Comment
  UCD121028  Plagiobothrys tenellus John Thomas Howell; Gordon H. True 1968-6-10 44538 Plumas American Valley at Quincy. 1036 Comment
  CHSC69516  Plantago major Lowell Ahart 1997-9-11 7897 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/8 mile south of Mosquito Creek, about 5 miles (air) northeast of Belden. 792 Comment
  JEPS110521  Plantago major Lowell Ahart 2006-10-23 13482 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 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley 1281 Comment
  UCD20959  Platanthera dilatata var. leucostachys E. Bortiri 2002-6-20 WFC 7 Plumas McRae Meadow, 5 miles West of Plumas Eureka State Park. Comment
  UC367023  Platanthera leucostachys J. G. Lemmon and wife Aug 1883 Plumas Indian Valley, n California Indian Valley 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
  SJSU4144  Plectritis macrocera C. W. Sharsmith & W. Savage 1967-5-20 7513 Plumas near S base of the Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  SEINET10464982  Plectritis macrocera Mary Susan Taylor 1974-5-18 Taylor 251 Plumas Vicinity of Tobin and Butterfly Valley, Hwy 70. Comment
  SEINET780331  Plectritis macrocera subsp. grayi Walter Knight, Irja Knight, John Thomas Howell, Gordon true 1967-6-12 1992 Plumas Valley proper, near barn 1082 Comment
  JEPS115903  Poa bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16133 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
  CAS-BOT-BC254964  Poa bulbosa L. P. Janeway 1992-5-22 4194 Plumas S side of Middle Fork Feather River, just S of railroad tracks, 0.3 mile W of the road to Calpine, ca 4 miles E of Portola 1487 Comment
  RSA726406  Poa bulbosa L. Ahart, John Dittes, Josephine Guardino 2007-6-9 14057 Plumas About a mile (air) north of the north end of Lake Davis. 1858 Comment
  CAS-BOT-BC255092  Poa compressa David D. Keck 1944-7-8 5438 Plumas 1 mile NW of Greenville 1097 Comment
  CHSC96933  Poa cusickii subsp. cusickii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14052 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  CAS-BOT-BC255145  Poa cusickii subsp. epilis Mrs. H. C. Cantelow 1941-5-19 s.n. Plumas Near Frenchman Creek NE of Beckwourth 1828 Comment
  UCD90940  Poa cusickii subsp. epilis A. A. Heller 1942-5-8 16464 Plumas West of Vinton. 1524 Comment
  CAS-BOT-BC247273  Poa palustris John Thomas Howell 1961-9-23 36852 Plumas Indian Valley 1082 Comment
  UCD169443  Poa palustris Lowell Ahart; John Dittes 2005-9-19 12371 Plumas About 6 miles (air) southwest of Antelope Lake. On the east side of Taylor Lake. 2076 Comment
  UCD91797  Poa palustris John Thomas Howell 1955-7-19 30735 Plumas Portola. 1478 Comment
  CAS-BOT-BC247386  Poa pratensis A. A. Beetle 1941-6-28 2792 Plumas 5 miles west of Chester on rte. 36 1828 Comment
  UCD35213  Poa pratensis Beecher Crampton 1954-7-5 2039 Plumas 1.5 miles north of Greenville, Hwy. 89. Comment
  SEINET10836180  Poa pratensis Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4655 Plumas T27N R12E sw/nw sec 12. Antelope Lake quad. In wet Montane Mdw, Pioneer Mdw, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 5040 ft. 1536 Comment
  JEPS110423  Poa pratensis subsp. pratensis Lowell Ahart 2006-7-9 12925 Plumas Small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1678 Comment
  JEPS115901  Poa pratensis subsp. pratensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16105 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  CHSC52972  Poa secunda L. P. Janeway 1989-6-16 3331 Plumas Plumas National Forest. NE slopes of Crocker Mtn facing Red Clover Valley. 1828 Comment
  POM180948  Poa secunda A. A. Heller, P. B. Kennedy 1907-7-3 8711 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC236280  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5420 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather RIver 1356 Comment
  CHSC91830  Poa secunda subsp. secunda G. D. Barbe; T. C. Fuller 1982-6-17 3823 Plumas Northern California. Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  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
  JEPS106215  Poa secunda subsp. secunda Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11010 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy 1344 Comment
  UC1221798  Poa secunda subsp. secunda A. A. Beetle 1941-6-28 2769 Plumas w side Lake Almanor 1828 Comment
  CDA32655  Poa secunda subsp. secunda G. D. Barbe 1982-6-9 3655 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  CAS-BOT-BC6509  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 Comment
  CAS-BOT-BC6510  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 Comment
  RSA0069340  Poa sierrae Dean W. Taylor 2012-5-2 21186 Plumas Lewisia Rock, 4 miles west (downcanyon) from Belden (turnoff), Feather River Canyon. 660 Comment
  CHSC95040  Polemonium micranthum L. P. Janeway; B. Castro 2006-6-4 8670 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction with McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  CAS-BOT-BC110522  Polygonum James T. Vale 1980-9-18 s.n. Plumas Sierra Nevada. Sand bar of Feather River just above Caribou road. Comment
  CHSC76805  Polygonum aviculare L. P. Janeway 1997-9-29 5364 Plumas Along Soda Creek 0.1 mi north of Hwy 70 and East Branch North Fork Feather River. Common along edge of dirt road. 944 Comment
  RSA0114872  Polygonum douglasii L. P. Janeway 2015-7-29 11811 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  RSA189325  Polygonum douglasii L. S. Rose 1967-7-9 67142 Plumas Quincy. 1037 Comment
  UC187613  Polygonum douglasii subsp. spergulariiforme Mrs. R. M. Austin Aug. 1899 Plumas Big Meadows Comment
  RSA101483  Polygonum kelloggii R. Weatherby 1955-6-26 1551 Plumas Mud Lake, Lakes Basin Area. 2195 Comment
  RSA95484  Polygonum kelloggii L. S. Rose 1954-5-30 54060 Plumas Johnsville 1601 Comment
  SEINET4337706  Polygonum kelloggii var. kelloggii A. A. Heller, P. B. Kennedy 1907-7-5 8745 Plumas Hills above Red Clover Valley Comment
  JEPS122093  Polygonum minimum Lowell Ahart 2014-8-24 19752 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CAS-BOT-BC419884  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1962-6-18 37806 Plumas Sierra Valley near Beckwourth 1487 Comment
  SEINET8584719  Polygonum polygaloides subsp. confertiflorum W. Harnach 2013-5-18 1354 Plumas 0.25 miles east of Co. Rd A-23 on Marble Lane, south of Beckwourth 1491 Comment
  UC965537  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1952-7-17 14389 Plumas Beckwourth Sierra Valley Comment
  CHSC36929  Polygonum polygaloides subsp. kelloggii M. S. Taylor 1982-6-21 4707 Plumas Dry open slope above creek, off Eureka Ridge Rd (23N09), ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 1859 Comment
  CAS-BOT-BC420044  Polygonum polygaloides subsp. kelloggii M. S. Taylor 1982-6-21 4707 Plumas Off Eureka Ridge Rd (23N09), ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 1859 Comment
  RSA101469  Polygonum sawatchense subsp. oblivium R. Weatherby 1955-7-2 1570 Plumas Bear Ridge near Taylor Lake. 2195 Comment
  UC1075684  Polygonum sawatchense subsp. oblivium Robert J. Weatherby 1955-7-2 1570 Plumas near Taylor Lake; Bear Ridge 2194 Comment
  CAS-BOT-BC420220  Polygonum sawatchense subsp. sawatchense Alice Eastwood 1927-6-17 14628 Plumas United States Forest Reserve. Long Valley Comment
  SJSU14462  Polygonum spergulariiforme N. A. Hopkins 1990-8-31 1637 Plumas by dirt rd 11.2 mi NW of Beckwourth 1645 Comment
  JEPS122338  Polystichum imbricans subsp. imbricans Lowell Ahart 2014-11-16 19907 Plumas About 100 yards northeast of the paved road, about 100 yards west of Little Grass Valley Reservoir, about 60 yards south of the small stream, about 250 yards southwest of the Black Rock, about 4 1/2 miles northwest of La Porte. Comment
  CHSC98323  Polystichum lemmonii L. P. Janeway 2007-6-3 9018 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  JEPS102214  Polystichum lemmonii L. P. Janeway 2001-6-22 7372 Plumas Northern High Sierra Nevada. On low peak along ridge between Frenchman Hill and the northwest end of Red Mountain. 1798 Comment
  JEPS95302  Polystichum lemmonii Lowell Ahart 1994-7-28 7531 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CAS-BOT-BC76708  Polystichum lemmonii M. S. Taylor 1980-9-27 3348 Plumas Ca. .25 mi S of Bucks Lake-Spanish Ranch Rd., ca. 0.25 mi. E of Frenchman Hill, ca. 20 mi. SW of Quincy. Bucks Lake Quad 1645 Comment
  RSA0088244  Polystichum munitum Bonnie C. Templeton 1968-6-8 11222 Plumas Twain Road, 2 mi. w. of Butterfly Valley and 12 mi. w. of Quincy. 1067 Comment
  CHSC36918  Polystichum scopulinum M. S. Taylor 1982-6-19 4617 Plumas S side of Bucks Lake Rd, just e of Deanes Valley Rd, ca. 1.0 mi nw of Meadow Valley. 1127 Comment
  UCD159709  Polystichum scopulinum G. Ledyard Stebbins 1970-7-24 7074 A Plumas Base of ridge northwest of Round Lake, Lakes Basin south of Gray Eagle. (Exact location unknown. Coordinates estimated by label maker.) 2133 Comment
  CAS-BOT-BC72505  Polystichum scopulinum Wayne Dakan 1974-8-25 s.n. Plumas Devils Punch Bowl Comment
  CHSC21802  Populus tremuloides F. T. Griggs; A. Pass 1975-8-1 414 Plumas Bucks Lake Forest Service Survey. Comment
  CAS-BOT-BC105585  Populus trichocarpa Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC105588  Populus trichocarpa Elmer I. Applegate 1929-6-21 5787 Plumas Warner Valley - Mt. Lassen Region Comment
  SEINET3145579  Populus trichocarpa E. K. Balls 1950-9-14 15822 Plumas 6 mi. NW of Chester, N Fork Feather River 1402 Comment
  SEINET10460762  Porterella carnosula Bruce BRUCE s.n. Plumas Big Meadows Comment
  JEPS100341  Potamogeton epihydrus subsp. nuttallii Dean W. Taylor 2001-6-28 17825 Plumas 2 air mi E of Frenchman Lake (Snow Lake); Sierra Nevada, Diamond Mountains 1859 Comment
  SD6453  Potamogeton perfoliatus Daniel Cleveland July 1882 Plumas Feather River Comment
  CAS-BOT-BC454041  Potamogeton pusillus subsp. pusillus V. Oswald; L. Ahart 1988-8-4 3665 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  CHSC92196  Potamogeton richardsonii Lowell Ahart; John Dittes 2005-9-19 12376 Plumas In deep water, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  SEINET4458917 Image available Potentilla aperta A. A. Heller, P. B. Kennedy 1907-1 8882 Plumas Comment
  JEPS103431  Potentilla breweri Lowell Ahart 2002-7-6 9849 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
  CDA14010  Potentilla glandulosa G. F. Hrusa, T. D. Wilfred 1997-6-26 13927 Plumas Sierra Nevada; About Pine Creek at Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CDA12050  Potentilla gracilis G. F. Hrusa, J. Dinsdale 1989-6-27 7215 Plumas Sierra Nevada; Snake Lake, approx. 5 m. WNW of Quincy. Comment
  CHSC20730  Potentilla gracilis K. R. Stern 1975-7-24 5901 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC79903  Potentilla gracilis G. F. Hrusa; J. Dinsdale 1989-6-27 7215 Plumas Sierra Nevada. Around margin of Snake Lake, approx. 5 m. WNW of Quincy. [Original lat./long. on label is '39 59 N; 120 57 W']. 1250 Comment
  CHSC24279  Potentilla gracilis var. fastigiata K. R. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  CAS-BOT-BC540075  Potentilla gracilis var. fastigiata Anna Head 1920-7-25 s.n. Plumas Lake Center 1920 Comment
  CAS-BOT-BC540078  Potentilla gracilis var. fastigiata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC540406  Potentilla gracilis var. fastigiata John Thomas Howell 1955-7-20 30831 Plumas Sierra Nevada, Mohawk 1371 Comment
  SJSU14714  Potentilla gracilis var. fastigiata N. A. Hopkins 1991-7-3 1702 Plumas by rd to Janesville 15 mi N of junction with Beckwourth-Genesee Rd 1524 Comment
  JEPS44464  Potentilla millefolia J. G. Lemmon 1876-1 Plumas Sierra Valley Comment
  CDA12049  Potentilla palustris G. F. Hrusa, J. Dinsdale 1989-6-27 7214 Plumas Sierra Nevada; Snake Lake, approx. 5 m. WNW of Quincy. Comment
  UC1586462  Potentilla palustris Vernon H. Oswald and Lowell Ahart 1991-7-30 4791 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
  SBBG121282  Poterium sanguisorba L. Ahart, J. Dittes 2007-6-16 14147 Plumas W of a small stream, ca. 200 yards S of County Rd 111 (Beckwourth Gensee Rd), 20 yards E of Forest Rd 24NO8, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  CAS-BOT-BC47617  Primula suffrutescens Anna Head 1921-8-1 s.n. Plumas Gray Eagle Meadows, Feather River Region 1828 Comment
  SD6644  Prunella vulgaris Daniel Cleveland 1882-7-20 Plumas Big Meadows Comment
  HSC22868  Prunella vulgaris John Pratt 1970-6-19 23 Plumas 1677 Comment
  CHSC52058  Prunella vulgaris var. lanceolata L. P. Janeway 1989-6-22 3375 Plumas Plumas National Forest. Slopes between Crocker Mtn and the N end of Crocker Mdw; just N of rd 24N49Y. 1767 Comment
  CHSC63967  Prunella vulgaris var. lanceolata B. Castro 1989-9-28 413 Plumas Ca 6 air mi SSW of Bucks Lake, ca 0.4 mi SW of Arkansas Ravine, just upslope from S side of USFS Rd 23N60 and just W of the bridge over Coldwater Creek, on the S side of the bridge. 1481 Comment
  CDA9314  Prunella vulgaris var. lanceolata D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .267 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  RSA609438  Prunus emarginata Louis C. Wheeler 1958-7-30 7347 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  SD8440  Prunus emarginata Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  UC1128343  Prunus emarginata G. Burks 1933-8-8 35 Plumas 2 mi w of Franklin Hill (Plumas National Forest); Plumas National Forest 1645 Comment
  CAS-BOT-BC158151  Prunus emarginata John Thomas Howell 1960-7-20 35745 Plumas Boiling Springs Lake 1798 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
  RSA60213  Prunus virginiana var. demissa E. K. Balls 1950-9-6 15688 Plumas East turn of Massack Rd, Hwy 24, East of Quincy. 1159 Comment
  CAS-BOT-BC357344  Pseudognaphalium microcephalum M. S. Taylor 1981-9-2 4263 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls 1463 Comment
  CHSC92187  Pseudognaphalium thermale Lowell Ahart; John Dittes 2005-9-19 12405 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  RSA201260  Pseudognaphalium thermale J. T. Howell 1960-8-20 36279 Plumas Kelly Camp, near Drakesbad 1616 Comment
  JEPS95460  Pseudostellaria jamesiana Lowell Ahart 1994-7-7 7452 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  RSA755004  Pseudostellaria jamesiana L. Ahart 2008-7-16 15100 Plumas 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 2.5 air miles north of La Porte. 1598 Comment
  CAS-BOT-BC174809  Pseudostellaria sierrae W. W. Wagner 1919-6-29 293 Plumas [Grizzley] Grizzly Ridge 1981 Comment
  UC1926793  Pseudostellaria sierrae Barbara Ertter with Gary Schoolcraft 1990-5-14 8984 Plumas East side of mountain east of Round Valley Reservoir above Crescent Mills 1371 Comment
  UC1351127  Pseudotsuga menziesii E. Fritz 1936-6-22 8208 Plumas Comment
  CAS-BOT-BC361777  Psilocarphus brevissimus var. brevissimus John Thomas Howell 1962-6-18 37803 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC361780  Psilocarphus brevissimus var. brevissimus A. A. Heller; P. B. Kennedy 1907-7-2 8689 Plumas Between Vinton and Beckwith [Beckwourth] Comment
  CHSC102435  Psilocarphus brevissimus var. brevissimus L. P. Janeway; B. Castro 2009-6-7 9800 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 125 m southwest of Thompson Valley Creek. 1670 Comment
  CAS-BOT-BC361846  Psilocarphus oregonus Alice Eastwood 1927-6-17 14685 Plumas United States Forest Reserve. Long Valley Comment
  CAS-BOT-BC453563  Pterospora andromedea E. K. Balls 1950-9-1 15618 Plumas Trail from south point of Long Lake to Lakes Center Camping Ground 2011 Comment
  CAS-BOT-BC239825  Puccinellia lemmonii W. Harnach; N. Harnach 1991-6-17 554 Plumas Sierra Valley. 3/4 mile west of steel bridge on Marble Lane 1486 Comment
  CHSC40869  Purshia tridentata K. R. Stern 1985-6-25 8265 Plumas Vicinity of Blairsden. 1402 Comment
  UCD113287  Purshia tridentata Michael A. Vincent 1999-6-7 8529 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  CAS-BOT-BC460825  Pyrola aphylla John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2412 Plumas Sierra Nevada: Butterfly Botanical Area. Beargrass glade Comment
  JEPS58854  Pyrola asarifolia H. L. Mason 1924-6-26 Plumas Blairsden Comment
  CHSC62548  Pyrola asarifolia subsp. asarifolia B. Castro; R. A. Schlising 1987-7-21 160 Plumas Ca 6 mi E of Graeagle 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-BC466100  Pyrola picta Walter Knight; Irja Knight 1966-6-19 1353 Plumas Butterfly Botanical Area and Vicinity 1158 Comment
  CAS-BOT-BC308930  Pyrrocoma Clare B. Hardham 1975-8-2 20455 Plumas Black Mountain 2133 Comment
  CHSC36943  Pyrrocoma lanceolata var. lanceolata M. S. Taylor 1982-9-13 5138 Plumas Ramelli Ranch, near Calpine Rd (109) bridge over Feather River, s side of the river, ca. 1 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC123568  Pyrrocoma lucida David Daniels Keck 1938-8-9 4897 Plumas 1 mile W of Portola, along road to Blairsden. 1480 Comment
  CAS-BOT-BC328163  Pyrrocoma lucida R. F. Thorne; C. W. Tilforth 1969-9-6 39238 Plumas Near bank of Feather River 1 mile southwest of Beckwourth 1356 Comment
  JEPS100332  Pyrrocoma lucida Dean W. Taylor 2001-7-19 17837 Plumas Doyle Grade 0.5 miles East of Meadow View Guard Station 1859 Comment
  RSA31213  Pyrrocoma lucida Joseph A. Ewan 1934-7-18 8569 Plumas Middle Fork, Feather River at Portola Comment
  UC1135420  Quercus chrysolepis E. Nourse 1934-9-7 35 Plumas 2 mi se Nelson Pt.; Plumas National Forest, Downieville Quad. 1676 Comment
  UCD45420  Quercus chrysolepis John Thomas Howell; Gordon H. True, Walter Knight and Irja Knight 1969-6-24 2443 Plumas From vicinity of mouth of Butterfly Creek at el. ca. 2900 ft., Plumas County. 883 Comment
  UCD45577  Quercus chrysolepis Leonard H. Day 1948-7-11 s.n. Plumas Elevation 4710 feet; Lava Top (in Butte County) ca. 1 mile south of Cascade, Plumas County, California. 1435 Comment
  RSA87174  Quercus chrysolepis var. nana F. W. Peirson 1926-6-22 6810 Plumas On shore of Boiling Lake, Lassen National Park. Comment
  UCD46185  Quercus garryana F. T. Griggs 1977-7-17 229 Plumas Soda Creek, ca. 5 miles north of Belden, Plumas County, California. 1524 Comment
  CHSC46735  Quercus garryana var. semota Lowell Ahart 1981-7-18 2936 Plumas West of Caribou Road, about 3 miles north of Belden. 1097 Comment
  CDA14747  Quercus kelloggii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3293 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  UC338621  Quercus kelloggii unknown 1889-5-28 Plumas Mohawk valley Comment
  UC586938  Quercus kelloggii Joseph Andorfer Ewan 1934-7-2 8230 Plumas Penman Peak Sierra Nevada Mountains 1524 Comment
  UCD46621  Quercus kelloggii Dean Ahrenholtz 1964-5-9 15 Plumas Indian Creek Canyon, Plumas County, California. Comment
  CHSC82359  Quercus vacciniifolia Lowell Ahart 2002-7-6 9837 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
  JEPS103361  Quercus vacciniifolia Lowell Ahart 2002-7-6 9837 Plumas 1 1/2 air mi NE of Four Trees (large meadow, W side of dirt road, on Rock Island Ridge, 3/4 mi SE of Soapstone Hill and the Oroville Quincy Highway) 1611 Comment
  SEINET5586335  Quercus vacciniifolia John M. Tucker 1948-1 1733 Plumas California, Plumas County.; about 1/4 mi. below the Camel Peak Lookout, along the road; shrubs in chaparral of Arctostaphylos and Castanopsis 1676 Comment
  CAS-BOT-BC362686  Raillardella argentea Lowell Ahart 1981-7-21 2955 Plumas Buzzards Roost Ridge, north of PIlot Peak 2000 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
  CAS-BOT-BC379233  Ranunculus alismifolius var. alismellus Walter Knight; Irja Knight 1966-6-18 1352 Plumas Butterfly Valley 488 Comment
  UC485116  Ranunculus alismifolius var. alismifolius K. N. Austin July 1896 396 Plumas Kings Valley Lassens Peak 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
  UC584336  Ranunculus andersonii G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2147 Plumas Beckwith Peak Sierra Valley (e side) Comment
  SEINET13710773  Ranunculus aquatilis Lowell William Ahart, Lowell William Ahart 2001-1 9287 Plumas Freeman Creek on Strand of Lake Davis (T24N, R13E, sec 29, NW 1/4) 5770 Ft. 1759 Comment
  CAS-BOT-BC378978  Ranunculus aquatilis var. diffusus Robert J. Weatherby 1950-7-7 1454 Plumas Quincy 1219 Comment
  POM284449  Ranunculus aquatilis var. harrisii Lyman Benson 1949-6-21 13748 Plumas Hat Creek, 13.5 miles N of Manzanita Lake. Cascade Mt. Pit River Drainage 1220 Comment
  CDA19255  Ranunculus aquatilis var. hispidulus G. D. Barbe, T. C. Fuller 1982-6-17 3857 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  RSA726542  Ranunculus cymbalaria var. saximontanus L. Ahart, John Dittes 2007-6-17 14163 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
  RSA39778  Ranunculus occidentalis var. eisenii P. A. Munz 1947-5-16 11824 Plumas 8 miles north of Chilcoot. 1524 Comment
  RSA95438  Ranunculus occidentalis var. ultramontanus J. T. Howell 1951-6-27 27621 Plumas Jamison Creek 1829 Comment
  CAS-BOT-BC59563  Rhamnus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54298 Plumas Sierra Nevada - East side of Indian Valley just north of Tylorsville 1112 Comment
  SD149112  Rhamnus John Thomas Howell 1976-7-14 51824 Plumas American Valley near Qunicy on road to Qunicy Junction 1036 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
  RSA609424  Rhamnus purshiana Louis C. Wheeler 1958-7-30 7357 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  RSA610720  Rhamnus purshiana Louis C. Wheeler 1958-7-30 7350 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UC1121935  Rhamnus rubra E. Nourse 1934-8-9 8 Plumas 1.5 mi wsw of Clermont Hill; Plumas National Forest, Downieville Quad. 1828 Comment
  RSA252472  Rhamnus rubra subsp. obtusissima Robert F. Thorne, C. W. Tilforth 1969-9-6 39225 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Road. 1646 Comment
  CAS-BOT-BC56574  Rhododendron columbianum Lewis S. Rose 1969-6-24 69052 Plumas Butterfly Valley, 5 mi. west of Keddie 1310 Comment
  CHSC13625  Rhododendron neoglandulosum M. S. Taylor 1974-7-3 299 Plumas Along roadside in Darlington bog in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  UCD117914  Rhododendron occidentale Jon Balderston 1980-5-19 5 Plumas North fork of Feather River between Highway 70 and Caribou at mouth of Mosquito Creek. 746 Comment
  CHSC104764  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
  CHSC81938  Rhynchospora capitellata L. P. Janeway 2001-7-5 7416 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  SEINET5765978  Ribes aureum W. Harnach, N. Harnach 1990-4-20 267 Plumas Sierra Valley, Approx 3 road miles E of Beckwourth, Goodwin Ranch, South side of hwy along fence line 1503 Comment
  CAS-BOT-BC108709  Ribes cereum L. P. Janeway 1989-6-20 3353 Plumas Plumas National Forest. Beckwourth Ranger District. East facing slope near top of Crocker Mountain 2194 Comment
  CAS-BOT-BC108712  Ribes cereum Clare B. Hardham 1975-8-2 20454 Plumas Sierra Nevada. Black Mountain. 2133 Comment
  RSA0024860  Ribes cereum var. cereum L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13985 Plumas East side of an open rocky flat, 70 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1966 Comment
  CAS-BOT-BC169120  Ribes inerme var. inerme David D. Keck 1932-7-3 1653 Plumas Meadow south of Spanish Creek, Quincy - Northern Sierra Nevada 1066 Comment
  CHSC101778  Ribes nevadense Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15871 Plumas Southwest of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC45975  Ribes nevadense Lowell Ahart 1981-7-21 2946 Plumas Growing on the sides of large rock outcroppings, above the head of Dixon Creek, about 1/8 mile north of the Buzzards Roost Ridge, about 1 1/2 miles north of Pilot Peak. 1645 Comment
  UC2042977  Ribes nevadense Barbara Ertter with Gary Schoolcraft 1990-5-14 8975 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  UCR102417  Ribes nevadense L. C. Wheeler 1959-6-15 7569 Plumas Sierra Nevada Mtns., Middle Fork Feather River: McCarthy Mine, McCarthy Bar 1073 Comment
  UC1127529  Ribes roezlii C. W. Hanks 1934-8-31 64 Plumas hill ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC186225  Ribes roezlii var. roezlii Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC186228  Ribes roezlii var. roezlii Anna Head 1921-8-31 s.n. Plumas Near Gold Lake, Feather River Region Comment
  CAS-BOT-BC186235  Ribes roezlii var. roezlii Walter Knight; Irja Knight 1966-6-18 1286 Plumas Butterfly Valley 1143 Comment
  UC725661  Ribes velutinum A. A. Heller 1942-5-8 16469 Plumas Vinton cemetery 1524 Comment
  CAS-BOT-BC363065  Rigiopappus leptocladus John Thomas Howell; Gordon H. True 1967-7-11 43304 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CHSC59907  Rigiopappus leptocladus L. P. Janeway 1992-7-17 4265 Plumas Plumas National Forest. Cogswell Ravine; ca 1.1 mi north of Mount Jackson, 1.7 mi east-northeast of Cromberg Spring, 2 mi northeast of Middle Fork Feather River. In unused dirt road and adjacent clearcut slope. 1731 Comment
  JEPS53827  Rorippa W. L. Jepson 1927-6-23 12311 Plumas lower end Warner Creek Valley; lower end Warner Creek Valley 1524 Comment
  CAS-BOT-BC74634  Rorippa curvisiliqua A. A. Heller 1915-7-7 12056 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 miles west of Bucks. Comment
  CHSC53136  Rorippa curvisiliqua var. curvisiliqua L. P. Janeway 1990-7-25 3811 Plumas Plumas National Forest. Along Emigrant Creek about 1 1/4 mi south of Little Grizzly Creek. 1950 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
  CHSC21525  Rorippa curvisiliqua var. orientalis L. Mayer; D. Brink 1975-7-9 Plumas Buck's Lake. Comment
  CHSC38013  Rorippa curvisiliqua var. orientalis M. S. Taylor 1981-5-10 3671 Plumas N side of Antelope Lake, ca. 1/4 mi e of Boulder Creek and USFS Work Center, ca. 20 mi ne of Taylorsville. 1536 Comment
  CHSC38016  Rorippa curvisiliqua var. orientalis M. S. Taylor 1982-7-8 4803 Plumas Ramelli Ranch, s side of Feather River, ca. 1 mi sw of Beckwourth, ca. 1/4 mi e of Calpine Rd (109). 1487 Comment
  JEPS110523  Rorippa curvisiliqua var. orientalis Lowell Ahart 2006-10-23 13476 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  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-BC148173  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1967-7-12 2112 Plumas At spring - Butterfly Botanical Area and vicnity 1127 Comment
  RSA286336  Rosa gymnocarpa Robert F. Thorne 1974-7-30 45004 Plumas Plumas National Forest, Butterfly Valley Botanical Area. Boggy meadow W of Mill Pond. 1159 Comment
  CAS-BOT-BC156565  Rubus John Thomas Howell 1951-8-19 s.n. Plumas Near Paxton 914 Comment
  CAS-BOT-BC422043  Rumex acetosella Lewis S. Rose 1968-6-10 68093 Plumas Quincy 1036 Comment
  CAS-BOT-BC422163  Rumex californicus D. E. Breedlove 1962-6-12 3443 Plumas On northern bank of Indian Creek along State Hwy. 89, 6.9 miles south of Greenville 1066 Comment
  RSA726378  Rumex conglomeratus L. Ahart, Josephine Guardino 2007-7-20 14347 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  SEINET10479430  Rumex crispus Mary Susan Taylor 1982-9-8 Taylor 5108 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CHSC92819  Rumex salicifolius var. triangulivalvis Lowell Ahart; Josephine Guardino 2005-8-9 12297 Plumas In a meadow, along a small drainage that runs into Fant Creek, south of Fant Creek, near the water trough, about 30 yards southwest 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
  CDA18472  Sagina saginoides G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3223 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
  JEPS32196  Sagittaria cuneata R. H. Platt 1891-1 Plumas The Sierras Comment
  SEINET10465398  Sagittaria latifolia Mary Susan Taylor 1982-9-8 Taylor 5123 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CAS-BOT-BC103552  Salix eastwoodiae L. E. Smith 1927-8-10 2160 Plumas West of Gold Lake, Road to [Bryday's] Bradys, Tahoe 2133 Comment
  CHSC73435  Salix eastwoodiae H. Durio 1995-8-17 Plumas Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps.On Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jct with Rd 23N18. 1676 Comment
  UC846411  Salix eastwoodiae Joseph Andorfer Ewan 1934-7-16 8503 Plumas Mt. Elwell trail above Bear Lakes 1981 Comment
  CHSC102147  Salix exigua Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16222 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC114705  Salix exigua G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3325 Plumas Junction of Diamond Mountain Road and Antelope Lake road, near the confluence of Lights Creek and its East Branch. 1371 Comment
  CHSC80688  Salix exigua Lowell Ahart 2001-6-4 8758 Plumas Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1594 Comment
  RSA754548  Salix exigua L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16222 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC107975  Salix geyeriana A. A. Heller; P. B. Kennedy 1907-7-4 8728 Plumas Meadow two miles south of Red Clover Valley Comment
  NY430472  Salix geyeriana G. Schoolcraft 1998-7-26 2796 Plumas Meadow south of Clover Valley 1676.4 Comment
  UC846472  Salix geyeriana Alice Eastwood 1918-5-25 7003 Plumas Portola Comment
  JEPS14867  Salix lasiandra var. caudata John Warren Duffield 1937-5-29 Plumas along Meadow Valley Creek Meadow Valley Creek Comment
  CAS-BOT-BC125301  Salix lasiandra var. lasiandra Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC125324  Salix lasiandra var. lasiandra John Thomas Howell 1961-6-21 36606 Plumas Greenville 1097 Comment
  JEPS113446  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14035 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  CHSC69901  Salix lemmonii L. P. Janeway 1997-5-7 5117 Plumas Along north side of Red Clover Creek, 6.9 mi southeast of Indian Creek and 0.3 mi northwest of Notson Bridge (via Beckwourth-Genesee Road). 1554 Comment
  CAS-BOT-BC125105  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 398 Plumas North Fork of Feather River, at Chester 1350 Comment
  CAS-BOT-BC125108  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 397 Plumas North Fork of Feather River, at Chester 1350 Comment
  UC481909  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 398 Plumas N. Fork Feather R. at Chester; N. Fork Feather R. 1350 Comment
  UC482031  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 393 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  UC482041  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 397 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  UCSB15994  Salix ligulifolia Breedlove, Dennis 1962-6-12 Plumas Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CHSC80692  Salix lucida subsp. lasiandra Lowell Ahart 2001-6-4 8754 Plumas On the north side of the South Fork of the Feather River, about 1/4 mile northeast of the Feather Fork mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. 1615 Comment
  CAS-BOT-BC129386  Salix melanopsis John Thomas Howell 1976-7-16 51897 Plumas Hydraulic mining gravels on flood plain of Spanish Cr. at mouth of Wapaunsie Creek - Sierra Nevada 1097 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
  UC482038  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
  RSA92639  Salix melanopsis F. W. Peirson 1932-7-19 10349 Plumas Feather River. Near Chester. 1463 Comment
  SEINET10417193  Salix melanopsis A. A. Heller, P. B. Kennedy 1907-7-13 8830 Plumas Taylorsville. Comment
  CAS-BOT-BC129096  Salix scouleriana Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1834 Plumas Butterfly Canyon - Butterfly Botanical Area and vicinity. Comment
  SEINET4174120  Salsola paulsenii W. Harnach, N. Harnach 1990-7-10 468 Plumas Sierra Valley, just west of the steel bridge on Marble Lane 1486 Comment
  RSA158049  Salvia apiana T. C. Fuller 1962-6-13 8998 Plumas Rt. 1, Box 7, N Road, Indian Valley, 2 miles E of Greenville. Comment
  CHSC64082  Sambucus mexicana B. Castro; R. A. Schlising 1987-7-21 178 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at spring on unnamed E-trending tributary to Mohawk Ck. 1600 Comment
  RSA59182  Sambucus microbotrys E. K. Balls 1950-9-1 15608 Plumas East of Long Lake at base of cliffs at top of meadow leading down to two smaller lakes 2134 Comment
  CDA13361  Sanguisorba annua G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13210 Plumas Sierra Nevada; N side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  CDA17237  Sanguisorba annua G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16340 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  RSA189324  Sanguisorba annua L. S. Rose 1967-7-12 67169 Plumas Quincy 1037 Comment
  UC1037207  Sanguisorba annua Leo Whitney 1934-8-11 1558 Plumas near source Freeman Creek (ca 9 mi nw of Portola, nw end of Big Grizzley Valley); Plumas National Forest, nw end Big Grizzley Valley, Freeman 1828 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
  CHSC72427  Sanicula graveolens L. P. Janeway 1998-6-22 5651 A Plumas About 1.8 mi south-southeast of Indicator Peak; along Road 28N03 on south side of upper West Branch Bear Valley Creek. 1699 Comment
  JEPS103326  Sanicula graveolens Lowell Ahart 2002-6-26 9758 Plumas About 2 miles (air) northwest of Little Grass Valley Reservoir dam, ca 5 miles (air) northwest of La Porte. 1741 Comment
  JEPS25810  Sanicula graveolens John W. Duffield 1937-5-27 Plumas Meadow Valley, Grubstake Flats, southwestern Plumas County Meadow Valley; , Grubstake Flats 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
  SEINET3815684 Image available Sanicula tuberosa J. M. Tucker 1948-7-24 1721 Plumas Near road from Cascade to Camel Peak 1615 Comment
  CHSC4683  Saponaria officinalis R. Carter 1966-7-10 471 Plumas Found Feather R. Canyon, 1/2 mi. S Injun Jim School along S side Hwy. 70; along roadside. Comment
  SEINET3238872 Image available Sarcodes sanguinea Marion Ownbey, Ruth P. Ownbey 1938-7-14 1741 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor, Sierra Nevada. Comment
  CDA11932  Saxifraga oregana G. F. Hrusa, J. Dinsdale 1989-6-27 7207 Plumas Sierra Nevada; NW end of Bucks Lake, . Comment
  UC485773  Saxifraga oregana H. E. and S. T. Parks 1928-6-20 221 Plumas Drakesbed; Mount Lassen National Park, Drakesbed Comment
  CHSC105679  Sceptridium multifidum Lowell Ahart 2010-10-21 17310 Plumas On the east edge of Fowler Lake, about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte. 1662 Comment
  CAS-BOT-BC278216  Schedonorus arundinaceus John Thomas Howell 1959-9-26 35070 Plumas Near Soda Spring, Feather River Canyon 682 Comment
  CAS-BOT-BC283629  Schedonorus pratensis John Thomas Howell 1951-8-20 28213 Plumas Genesee 1127 Comment
  CAS-BOT-BC451561  Scheuchzeria palustris V. Oswald; L. Ahart 1988-8-4 3672 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  SEINET10329708  Schoenoplectus acutus W. Harnach, N. Harnach 1991-6-17 547 Plumas Sierra Valley, on Marble Lane 1487 Comment
  CHSC55807  Schoenoplectus americanus Vernon H. Oswald 1991-9-11 4865 Plumas Lassen Volcanic National Park. Hot springs terrace on the south side of the meadow at Drakesbad. Along drainages on the slope south of Hot Springs Creek. 1731 Comment
  CHSC78749  Scirpus congdonii L. P. Janeway 2000-7-16 6917 Plumas Northern High Sierra Nevada. Meadow at head of East Branch Coldwater Creek. 1768 Comment
  CHSC87997  Scirpus congdonii Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11168 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CAS-BOT-BC35577  Scirpus congdonii 1975-5-30 s.n. Plumas Sweet Water Glen, Butterfly Botanical Area Comment
  CAS-BOT-BC110857  Scirpus diffusus Lowell Ahart 1980-10-6 2669 Plumas Lake 1/2 mile west of Fowler Pk. 1700 Comment
  CHSC21179  Scirpus diffusus F. T. Griggs; A. Pass 1975-7-17 221 Plumas Buck's Lake. Comment
  CAS-BOT-BC111012  Scirpus microcarpus Walter Knight; Irja Knight 1966-6-18 1388 Plumas Butterfly Valley. Near Pond Reservoir. 1127 Comment
  CHSC56891  Scirpus microcarpus L. P. Janeway 1991-8-4 4119 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
  POM80017  Scutellaria californica Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  CAS-BOT-BC214248  Scutellaria nana David D. Keck 1932-7-6 1720 Plumas 6 miles west of Chester, Sierra Nevada 1524 Comment
  UC1523372  Scutellaria siphocampyloides J. G. Lemmon September 1874 Plumas Comment
  CAS-BOT-BC418394  Sedum John Thomas Howell; H. Keith Wagnon 1980-5-28 53703 Plumas Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River 853 Comment
  JEPS119498  Sedum obtusatum subsp. boreale Lowell Ahart 2011-9-20 17693 Plumas On the north side of Onion Valley Creek, on the north side of Pilot Peak, about 200 yards east of the east edge of Onion Valley meadow, about 9 miles (air) northeast of La Porte. Comment
  SEINET10449670  Sedum obtusatum subsp. boreale Mary Susan Taylor 1982-7-12 Taylor 4823 Plumas T22N R11E nw/ne sec 33. Sierra City NW quad. On rock outcrops on n side of Rd 507, 3.7 mi sw of Johnsville, 1.7 mi w of Jamison Creek Campground. 6000 ft. 1829 Comment
  JEPS26935  Sedum spathulifolium P. C. Hutchison 1961-6-9 2108 Plumas Feather River Canyon Feather River Canyon (at the Butte County line on highway US Alt. 40) Comment
  JEPS26944  Sedum spathulifolium P. C. Hutchison 1961-6-9 2133 Plumas on road to Bucks Lake 4.5 mi w Quincy (steep shady cliff); w of Quincy Comment
  SEINET6340525  Selaginella watsonii H. N. Mozingo 1977-6-14 77 -37 Plumas 1.2 mile inside Plumas Co. border along Rt. 70. Comment
  CHSC65092  Senecio aronicoides Vernon H. Oswald; Lowell Ahart 1995-7-24 7116 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
  JEPS103319  Senecio aronicoides Lowell Ahart 2002-6-26 9772 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
  CHSC89468  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-2 199 Plumas Located in the Quincy District of the Plumas National Forest, on the N facing slope of Red Hill in the N fork Feather River Canyon. Collected off jeep rd N of 26N22. 1584 Comment
  CAS-BOT-BC363734  Senecio hydrophilus Clare B. Hardham 1978-8-11 21804 Plumas Red Clover Creek Road 1219 Comment
  CAS-BOT-BC363796  Senecio integerrimus John Thomas Howell 1962-6-18 37740 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC363923  Senecio integerrimus var. exaltatus G. Schoolcraft 1987-5-5 1694 Plumas Harrison Ranch 1584 Comment
  SEINET10904859  Senecio pauciflorus var. jucundulus Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4322 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CHSC113623  Senecio sylvaticus Lowell Ahart 2014-8-31 19813 Plumas On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CAS-BOT-BC364392  Senecio triangularis Anna Head 1920-7-30 s.n. Plumas Lake Center Camp, Poplar Meadows, Feather River Region 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
  CAS-BOT-BC364766  Sericocarpus oregonensis subsp. californicus Walter Knight; Irja Knight 1966-9-12 1735 Plumas Butterfly Botanical Area and Vicinity. Rubble Gap 1127 Comment
  UC1873587  Sidalcea gigantea L. P. Janeway 1996-8-20 5075 Plumas Adjacent to Road 23N18 at Little North Fork Middle Fork Feather River 1389 Comment
  CHSC75512  Sidalcea glaucescens G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3060 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  POM282878  Sidalcea glaucescens Lyman Benson 1932-7-29 3980 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  JEPS97948  Sidalcea glaucescens B. G. Baldwin 1999-6-15 1086 Plumas La Porte Rd. 10.9 mi S of Middle Fork Feather River crossing Quincy Comment
  RSA74354  Sidalcea glaucescens Milo S. Baker 1952-5-24 12445 Plumas In canyon above Pine Valley, Hwy 89 945 Comment
  UC303552  Sidalcea hartwegii unknown May 1891 Plumas Auburn Indian Valley, , Auburn (Taylorsville) Comment
  RSA107486  Sidalcea oregana subsp. spicata L. S. Rose 1955-7-20 55157 Plumas Mohawk 1372 Comment
  RSA15058  Sidalcea oregana subsp. spicata Daniel Cleveland 1882-7-20 s.n. Plumas Prattville Comment
  UC198514  Sidalcea oregana subsp. spicata Katharine Brandegee 1913-1 Plumas Portola Comment
  JEPS97969  Sidalcea oregana subsp. spicata B. G. Baldwin 1999-8-7 1090 Plumas N of Almanor Reservoir (E of Chester) (along road to Last Chance Campground (USFS), along E edge of Last Chance Marsh, where marsh extends E of road at junction with road bearing E) Comment
  RSA52854  Sidalcea oregana subsp. spicata R. Weatherby 1950-7-21 1473 Plumas East Quincy Comment
  UC198515  Sidalcea oregana subsp. spicata Katharine Brandegee Plumas Portola Comment
  CHSC62104  Silene bernardina L. P. Janeway 1993-7-15 4455 Plumas Plumas National Forest. South side of canyon of East Branch North Fork Feather River; on north-trending ridge between Rattlesnake Gulch and Twelvemile Ravine; along Rd 25N17 2.4 mi northwest of saddle on divide between upper Spanish Creek and the River, at switchback. 1447 Comment
  SD46527  Silene californica Robert J. Weatherby 1955-7-21 1649 Plumas Rocky Point, top of No Ear Bar trail, Middle Fork of Feather River. 1540 Comment
  CHSC51523  Silene invisa L. P. Janeway 1990-7-17 3799 Plumas Plumas National Forest. Lakes Basin Recreation Area; along edge of meadow on S side of Gold Lake Lodge. 2011 Comment
  SEINET10537586  Silene invisa Mary Susan Taylor 1981-7-17 Taylor 4047 Plumas T21N R12E sw/ne sec 7, Sierra City NW quad; Lakes Basin, Long Lake trail, ca. 150 yds E of sign to Long Lake, ca. 1/4 mi W of trailhead, ca. 6 air mi S of Mohawk; 6400 ft elev. 1950 Comment
  CAS-BOT-BC388989  Silene laciniata subsp. californica Clarence R. Quick 1934-7-4 1331 Plumas Headwaters of Clear Creek, Plumas National Forest Comment
  CAS-BOT-BC389376  Silene lemmonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54214 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CAS-BOT-BC389385  Silene lemmonii Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC389388  Silene lemmonii Rimo Bacigalupi 1927-7-11 1709 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC389392  Silene lemmonii D. E. Breedlove 1962-6-12 3449 Plumas In upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CAS-BOT-BC389402  Silene lemmonii Alice Eastwood 1927-6-11 14455 Plumas United States Forest Reserve. Forest Lodge near Greenville Comment
  HSC24232  Silene lemmonii John Pratt 1970-6-25 40 Plumas 1707 Comment
  CAS-BOT-BC389556  Silene nuda M. S. Taylor 1982-6-28 4764 Plumas Ramelli Ranch, sw of jct of Hwy 70 and Calpine Rd, ca. 1 mi w of Beckwourth 1487 Comment
  POM147055  Silene nuda Alice Eastwood 1927-06 14914 Plumas On road from Reno to Chilcott. Comment
  UC595082  Silene nuda David D. Keck 1938-8-9 4896 Plumas 1 mi w Portola; w of Portola 1480 Comment
  CAS-BOT-BC181366  Silene occidentalis John Thomas Howell 1951-6-27 27557 Plumas Johnsville - Sierra Nevada 1584 Comment
  CHSC56535  Silene occidentalis subsp. occidentalis L. P. Janeway 1984-7-13 918 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). Meadow near small creek bank. 1584 Comment
  CDA19277  Sisyrinchium bellum G. D. Barbe, T. C. Fuller 1982-6-17 3863 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  CHSC46531  Sisyrinchium elmeri Lowell Ahart 1975-8-29 962 Plumas Near the edge of the dirt road, near Ohio Ravine, about 1 mile north-east of theHardquatz Mine, about 10 miles south of Bucks Lake. Comment
  CHSC75557  Sisyrinchium idahoense G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3113 Plumas Northwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyou-Round Valley Road. 1371 Comment
  SEINET10454699  Sium suave Mary Susan Taylor 1982-8-27 Taylor 5067 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  UCD149399  Solanum nigrum Collector Unknown 1927-9-1 s.n. Plumas Taylorsville. 1139 Comment
  RSA0039310  Solidago canadensis subsp. elongata Lowell Ahart 2008-8-14 15215 Plumas About 250 yards north of the paved road, about 1/2 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. 1597 Comment
  RSA52853  Solidago canadensis subsp. elongata R. Weatherby 1950-7-21 1472 Plumas East Quincy 1037 Comment
  CAS-BOT-BC365516  Solidago elongata L. W. Swift 1934-7-26 123 Plumas Plumas National Forest. Butterfly Valley 1097 Comment
  RSA754538  Solidago spectabilis L. Ahart, John Dittes 2009-7-28 16205 Plumas Meadow SE of powerline, 500 feet SE of Forest Service Road 27N28Y, slope N of Ohio Creek, 2.6 air miles NW of butt Valley Reservoir Dam. 1512 Comment
  CHSC69703  Solidago velutina subsp. californica Vernon Oswald; Lowell Ahart 1997-9-18 8880 Plumas Forest Road 26N25 at Soda Ravine, ca. 4.5 mi west of Butte Valley Reservoir. On the bed of a drainage crossing the road. 1249 Comment
  CHSC99235  Solidago velutina subsp. californica John Dittes; Lowell Ahart 2005-9-19 1291 Plumas Northern High Sierra Nevada Range; ca. 7.1 air miles E x SE of Taylor Lake; disturbed open dry area just north of FS Route 27N10. 1955 Comment
  CHSC102049  Solidago velutina subsp. sparsiflora Lowell Ahart; John Dittes 2009-7-27 16184 Plumas On dry soil, about 20 yards north of the poor dirt road, about 15 yards east of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CAS-BOT-BC374666  Sonchus oleraceus John Thomas Howell 1951-6-29 27755 Plumas Feather River Canyon 548 Comment
  CAS-BOT-BC157308  Sorbus californica Mrs. E. Meiere 1915-7-1 s.n. Plumas Long Lake Comment
  CAS-BOT-BC157314  Sorbus californica Anna Head 1921-7-11 s.n. Plumas Long Lake trail, Feather River Region 2011 Comment
  UC1128676  Sorbus californica F. W. Embree 1934-6-6 61 Plumas Three Lakes; Plumas National Forest 1889 Comment
  CHSC21104  Sorbus scopulina F. T. Griggs; A. Pass 1975-7-1 1 Plumas Buck's Lake Forest Service Survey. East of Grizzly Creek. Comment
  JEPS124138  Sorbus scopulina Lowell Ahart, John Deurloo 2015-8-25 20525 Plumas About 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. Comment
  HSC32084  Sparganium angustifolium R. F. Thorne, C. W. Tilforth 1969-9-6 39235 Plumas Along Feather River, 1 mi. SW of Beckwourth 1357 Comment
  POM119381  Sparganium eurycarpum Marcus E. Jones 1897-7-3 s.n. Plumas Prattville [county not specified on label] 1372 Comment
  SEINET3825673  Sparganium eurycarpum Malcolm A. Nobs, S. Galen Smith 1949-8-19 1461 Plumas Marshy pond on southeastern side of Portola Comment
  CAS-BOT-BC390060  Spergularia W. Harnach; N. Harnach 1990-4-18 258 Plumas Sierra Valley. Marble hot well 1487 Comment
  CAS-BOT-BC390686  Spergularia rubra Alice Eastwood 1927-6-11 14448 Plumas United States Forest Reserve. Crescent Mills Comment
  CHSC82468  Spiraea densiflora Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9826 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
  UC384658  Spiraea densiflora E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CAS-BOT-BC149637  Spiraea douglasii Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1667 Plumas Along roadside at Sweetwater Meadow 1127 Comment
  CAS-BOT-BC149656  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-9 8786 Plumas Prattville Comment
  CHSC114286  Spiraea douglasii J. R. Keck Jr. 1978-6-30 Plumas Snake Lake, near Quincy. Comment
  RSA286333  Spiraea douglasii Robert F. Thorne 1974-7-30 44999 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  SEINET10483627  Spiraea douglasii Mary Susan Taylor 1982-6-14 Taylor 4672 Plumas T26N R9E se sec 34. Greenville SW quad. E side of Hwy 89, ca. 1 mi n of Indian Falls. 3400 ft. 1036 Comment
  CHSC95151  Spiranthes porrifolia R. D. Fischer; Jenny Marr 2004-8-7 853 Plumas Northern Sierra Nevada between Butte Meadows and Hwy 89 along Humbug Valley Road at the Yellow Creek crossing. 1219 Comment
  CHSC99835  Spiranthes porrifolia Lowell Ahart 2008-8-13 15179 Plumas North side of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of LaPorte. 1613 Comment
  RSA286343  Spiranthes romanzoffiana Robert F. Thorne 1974-7-30 44992 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  SEINET3153393  Stachys ajugoides E. K. Balls 1950-9-15 15842 Plumas N Fork Feather River, 6 mi. NW of Chester 1402 Comment
  CHSC75922  Stachys ajugoides var. rigida G. F. Hrusa 1996-8-2 13442 Plumas Sierra Nevada. Steep rocky slopes at SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Near pool of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1900 Comment
  CHSC91913  Stachys ajugoides var. rigida Lowell Ahart; Josephine Guardino 2005-8-9 12282 Plumas On the bottom of Fant Creek, about 50 yards southeast of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  JEPS114522  Stachys ajugoides var. rigida Lowell Ahart 2008-8-14 15207 Plumas On the sides of a small stream, about 50 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1600 Comment
  RSA769803  Stachys ajugoides var. rigida L. Ahart 2008-9-10 15379 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 0.5 miles east of the Quincy La Porte Road, about 9.5 air miles northeast of La Porte. 1917 Comment
  JEPS95377  Stellaria crispa Lowell Ahart 1994-6-17 7356 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  CHSC60531  Stellaria longipes var. longipes L. P. Janeway 1992-5-22 4197 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. Around oxbow pond. 1485 Comment
  CHSC97523  Stellaria longipes var. longipes Lowell Ahart; John Dittes 2007-6-17 14188 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CAS-BOT-BC393828  Stellaria media John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2136 Plumas Pond reservoir, Butterfly Botanical Area and vicinity, 1066 Comment
  CAS-BOT-BC375050  Stenotus acaulis L. W. Swift 1934-5-18 116 Plumas Plumas National Forest. Sugar Loaf near Meadow View 1889 Comment
  RSA164312  Stenotus acaulis Clare B. Hardham 1961-6-16 7482 Plumas Diamond Peak. 2287 Comment
  SEINET5332723 Image available Stenotus acaulis var. kennedyi A. A. Heller, P. B. Kennedy 1907-7-3 8696 Plumas Hills above Red Clover valley. Comment
  CAS-BOT-BC375079  Stephanomeria Clare B. Hardham 1975-8-2 s.n. Plumas Black Mt. 2133 Comment
  UC1523721  Stephanomeria exigua subsp. coronaria Gary Schoolcraft 1982-7-27 819 Plumas North of Chilcoot 1584 Comment
  CHSC32024  Stephanomeria lactucina L. Ahart 1974-8-15 608 Plumas Along edge of rd, along Eureka Ridge w of Jonesville, ca. 10 mi s of Sloat. 1828 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
  RSA101425  Stephanomeria lactucina R. Weatherby 1955-8-12 1680 Plumas McFarland Ravine, Bear Creek area, near Meadow Valley. 1402 Comment
  SEINET10474964  Stephanomeria lactucina Mary Susan Taylor 1981-7-21 Taylor 4076 Plumas T24N R11E east center sec 19, Spring Garden quad. NE corner of jct of 25N42 and 401, above Squirrel Creek, ca. 3 air mi N of Spring Garden; Yellow Pine Forest dry woods; 4500 ft elev. 1372 Comment
  CHSC118779  Stipa lettermanii Chelsea Morgan; Wendy L. Boes 2015-6-2 2015 -007 Plumas Plumas National Forest. Northwest side of Rush Creek Hill. East of Forest Service road 26N22, north of 26N67 (UTM 659249 E, 4438019N, NAD83 Zone10N.) 1700 Comment
  SEINET10867694  Stipa speciosa Billy Joe Cox 1969-8-18 Cox 3422 Plumas Collected from dry sagebrush desert. 1/2 mi W of Beckworh Pass. Comment
  CAS-BOT-BC87784  Streptanthus tortuosus John Thomas Howell 1976-7-16 51878 Plumas Sierra Nevada. Spanish Creek near mouth of Slate Creek. 1066 Comment
  CAS-BOT-BC87797  Streptanthus tortuosus Lewis S. Rose 1963-6-2 63080 Plumas North Fork of Feather River. Rock Creek. 640 Comment