Search Results — 2000 specimen records retrieved (1439 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78050  Abies concolor A. L., Mrs. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  SEINET196507 Image available Acer glabrum J. M. Tucker 1948-7-25 1737 Plumas At mine of United Mining Co. Pinchard Creek, southwest side of Camel Peak 1520 Comment
  CAS-BOT-BC330953  Acer glabrum var. glabrum John Thomas Howell; Gordon H. True 1969-6-23 45802 Plumas Sierra Nevada. 2.6 mi N of Middle Fork of Feather River at Nelson Point 1310 Comment
  UC496446  Acer glabrum var. glabrum Merle Randall 1920-6-26 Plumas Falls on Hawley Grade Comment
  UC917262  Acer glabrum var. glabrum J. M. Tucker 1948-7-25 1737 Plumas sw side of Camel Peak Pinchard Creek, sw side of Camel Peak (Pinchard Creek, mine of United Mining Company) 1524 Comment
  POM85454  Acer glabrum var. torreyi Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico, on the Big Divide. 1829 Comment
  RSA29665  Acer glabrum var. torreyi Joseph A. Ewan 1934-7-17 8535 Plumas Bear Lake, Mt. Elwell region 1982 Comment
  CAS-BOT-BC333229  Acer macrophyllum E. K. Balls 1950-9-15 15869 Plumas 1.2 mi N of junction of Hwy 89 and 24, road from Greenville to Quincy 975 Comment
  CAS-BOT-BC210687  Achnatherum lemmonii John Thomas Howell 1962-6-17 37685 Plumas Butterfly Valley 1036 Comment
  UC1024643  Achnatherum lemmonii Leo Whitney 1934-8-13 2216 Plumas 3 mi e Cate Place (10 mi nw of Portola); Plumas National Forest, Big Grizzley Valley 1828 Comment
  UC717966  Achnatherum lemmonii David D. Keck 1944-7-8 5437 Plumas 2 mi sw, on Indian Creek Crescent Mills (Dixie Canyon Store); Sierra Nevada, Indian Creek 1066 Comment
  SBBG115897  Achnatherum nelsonii J. T. Howell 1962-6-18 37774 Plumas Sierra Valley near Beckwourth 1487 Comment
  CDA18669  Achnatherum nevadense G. D. Barbe, T. C. Fuller 1982-6-15 3735 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CHSC91835  Achnatherum occidentale G. Douglas Barbe; T. C. Fuller 1982-7-15 3735 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  UCD50886  Achnatherum occidentale A. A. Beetle 1941-6-28 2898 Plumas West side of Lake Almanor. 1828 Comment
  UCD50896  Achnatherum occidentale Leo Whitney 1934-8-11 2189 Plumas Big Grizzley Valley, Plumas National Forest. 10 miles northwest of Portola. 1828 Comment
  CAS-BOT-BC210846  Achnatherum occidentale subsp. californicum Thomas H. Kearney 1944-8-14 14 Plumas Near Prattville, Lake Almanor 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
  CAS-BOT-BC210930  Achnatherum occidentale subsp. pubescens John Thomas Howell 1961-9-23 36894 Plumas Englemine 1097 Comment
  CHSC67749  Achnatherum stillmanii James D. Jokerst 1985-6-10 2405 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  CAS-BOT-BC391347  Aconitum columbianum John Thomas Howell 1955-7-20 30836 Plumas Mohawk 1371 Comment
  SDSU9909  Aconitum columbianum D. F. Howe 1959-8-3 2787 Plumas 30.0 miles N of Qunicy. 1372 Comment
  UCR3558  Aconitum columbianum Wm. Horn Jr. 1963-7-21 630721- 02 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, UC Forestry Camp, 50 yards south of Faculty cabins 1189 Comment
  CAS-BOT-BC391483  Aconitum columbianum subsp. columbianum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC391465  Aconitum columbianum subsp. columbianum Mary Strong Clemens 1920-8-28 s.n. Plumas Greenville Comment
  CHSC33781  Aconogonon phytolaccifolium M. S. Taylor 1981-7-17 4033 Plumas Bear Lakes Trail in Lakes Basin, ca. 0.5 mi s of jct of trail to Gold Lake Lodge, ca. 6 air mi s of Mohawk. 1981 Comment
  CHSC84401  Adenocaulon bicolor Lowell Ahart 2003-8-5 10470 Plumas On the east side of Hopkins Creek, on the west side of the road, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain. 1524 Comment
  CHSC63952  Adiantum aleuticum B. Castro; Gail Kuenster 1994-9-21 548 Plumas Ca 2.5 air mi S of Bucks Lake, ca 0.7 mi W of USFS Rd 23N18, along N-trending perennial creek which drains the NE corner of Red Mtn and feeds into Cedar Flat. 1722 Comment
  UCD137177  Adiantum aleuticum B. Castro; Gail Kuenster 1994-9-21 548 Plumas Ca. 2.5 air miles S of Bucks Lake, ca. 0.7 mi. W of USFS Rd 23N18, along N-trending perennial creek which drains the NE corner of Red Mtn and feeds into Cedar Flat. 1722 Comment
  CHSC117651  Agastache urticifolia Lowell Ahart 2016-8-30 21323 Plumas On the east side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CHSC37691  Agastache urticifolia M. S. Taylor 1981-7-6 3973 Plumas 200 ft w of 24N64, on n side of Grigsby Creek (dry) ca 1 mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoot. 1828 Comment
  CHSC52030  Agastache urticifolia L. P. Janeway 1990-7-6 3779 Plumas Plumas National Forest. About 200 ft east of Paradise Creek about 3/4 mile south of Little Grizzly Creek. 1889 Comment
  CHSC75508  Agastache urticifolia G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13276 Plumas Plumas National Forest. Sites adjacent to Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 1950 Comment
  UCD125004  Agastache urticifolia Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  RSA59446  Agastache urticifolia E. K. Balls 1950-9-8 15724 Plumas Lakes Center Public Campground, Southern Plumas County. 2043 Comment
  SD6640  Agastache urticifolia Daniel Cleveland 26 Jul 188- Plumas Big Meadows, Hamilton Bridge Comment
  UCD124877  Agastache urticifolia F. H. Bolster 1912-8-1 s.n. Plumas Long Lake Valley. 1981 Comment
  CAS-BOT-BC29434  Ageratina occidentalis J. T. Howell; Gordon H. True 1973-7-31 50075 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  CHSC43607  Ageratina occidentalis Vernon Oswald 1983-8-24 1021 Plumas Pacific Crest Trail, ca. 2 mi E of Humboldt Summit N-E of Jonesville. 2072 Comment
  CHSC58487  Ageratina occidentalis Vernon H. Oswald; Lowell Ahart 1992-7-6 5069 Plumas Lassen Volcanic Park. On Kelly Mtn ca. 0.5 mi WSW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). 1792 Comment
  CHSC112557  Agoseris glauca var. laciniata B. Castro; L. P. Janeway 2007-6-7 1640 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, downstream of small rock dam, ca 150 ft below 'finger' of very open Ponderosa-Jeffrey pine forest. 1676 Comment
  CHSC96846  Agoseris glauca var. laciniata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14040 Plumas Under pine trees, about 150 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  CAS-BOT-BC22913  Agoseris heterophylla John Thomas Howell; Gordon H. True 1967-7-11 43305 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CAS-BOT-BC22924  Agoseris heterophylla John Thomas Howell 1951-6-27 27578 Plumas Johnsville 1584 Comment
  JEPS113520  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
  SEINET6738667 Image available Agoseris heterophylla W. Harnach, N. Harnach 2002-6-10 1095 Plumas Sierra Valley, 0.3 miles east of the intersection of County Road A-23 on Marble Lane 1490 Comment
  CAS-BOT-BC22919  Agoseris heterophylla Alice Eastwood 1927-6-6 14438 Plumas United States Forest Reserve. Crescent Mills. Comment
  CAS-BOT-BC46152  Agoseris heterophylla Anna Head 1921-6-23 s.n. Plumas Campbells Hot Springs, Feather River region 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
  CAS-BOT-BC13433  Agoseris retrorsa Alice Eastwood 1927-6-13 14546 Plumas Forest Lodge, Greenville, United States Forest Reserve. Comment
  CDA17229  Agoseris retrorsa G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16332 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  SEINET10507051  Agropyron cristatum Mary Susan Taylor 1982-9-13 Taylor 5137 Plumas T23N R14E se/ne sec 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Rd bridge (109) over Feather River, on s side of the river, ca. 1 mi w of Beckwourth. 4880 ft. 1487 Comment
  SEINET10876361  Agropyron saxicola Hart 1974-1 Hart 591 Plumas Small size plant. On bare serpentine on dry soil, Cedar Flat s of Bucks Lake, ca. 10 mi S of Bucks Lake. 1829 Comment
  CDA23052  Agrostis G. D. Barbe 1981-6-23 3087 Plumas East Quincy; vacant lot east of Lariat Lodge. 0 Comment
  CHSC112387  Agrostis capillaris L. P. Janeway 2014-6-23 11409 Plumas Northern High Sierra Nevada. Plumas National Forest; Secret Diggings Gravel Pit on Illinois Ridge, 2.0 air-km south of La Porte. 1476 Comment
  SEINET4339454  Agrostis capillaris W. Harnach, N. Harnach 2000-8-2 971 Plumas 1.5 miles south of Highway 70 on A-23, 1/4 mile east of A-23, south of Beckwourth, CA, Sierra Valley Farms 1487 Comment
  CAS-BOT-BC127078  Agrostis exarata Lowell Ahart 1977-7-9 1522 Plumas 0.5 mile below the Bunker Hill Mine which is about 10 miles northeast of La Porte. 1800 Comment
  CAS-BOT-BC127080  Agrostis exarata Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1613 Plumas Butterfly Botanical Area and Vicinity. Fern Glen along roadside. 1097 Comment
  CAS-BOT-BC127084  Agrostis exarata John Thomas Howell 1976-7-16 51905 Plumas Sierra Nevada. On flood plain of Spanish Creek at mouth of Wapaunsie Creek. 1097 Comment
  CAS-BOT-BC127085  Agrostis exarata John Thomas Howell 1960-7-22 35883 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC127091  Agrostis exarata David D. Keck 1944-7-8 5433 Plumas Sierra Nevada. 5 miles north of Quincy on road to Keddie. 1005 Comment
  JEPS76230  Agrostis exarata W. L. Jepson 1939-8-12 19392 Plumas in stools in sand Ferris Creek (branch of Last Chance Creek) 1767 Comment
  UCD52435  Agrostis exarata John Thomas Howell 1926-7-26 2126 Plumas near Prattville. 1371 Comment
  JEPS116107  Agrostis gigantea Lowell Ahart, John Dittes 2009-7-27 16174 Plumas On damp soil, bottom and sides of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  JEPS68385  Agrostis pallens W. L. Jepson 1924-7-22 10626 Plumas Rich Point Middle Fork Feather River, Dogwood Creek 1127 Comment
  JEPS76244  Agrostis pallens W. L. Jepson 1939-8-16 19450 Plumas Bucks Valley 1584 Comment
  UC573808  Agrostis scabra H. S. Yates 1936-8-12 6091 Plumas Lake Almanor Plattville Quad. 1341 Comment
  CHSC105966  Agrostis stolonifera Lowell Ahart 2010-9-9 17147 Plumas Along the south side of Quincy La Porte Road, about 30 yards southwest of where the road crosses Onion Valley Creek, Onion Valley, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  JEPS102765  Agrostis stolonifera Lowell Ahart 2001-8-28 9192 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, on the west side of the poor dirt road, about 3/4 mile NE of Chester. 1371 Comment
  JEPS28275  Agrostis variabilis George W. Gillett 1957-7-18 809 Plumas s side Boiling Springs Lake (near trail); Lassen Volcanic National Park 1813 Comment
  UC485752  Agrostis variabilis H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC267055  Alisma John Thomas Howell 1959-9-21 34815 Plumas Indian Creek 914 Comment
  CAS-BOT-BC293726  Alismataceae Mona Bourell 1982-5-15 1737 Plumas Sierra Valley Marsh Comment
  CAS-BOT-BC131951  Allium John Thomas Howell 1976-4-2 51576 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC466610  Allium campanulatum Hans Leschke 1954-7-3 s.n. Plumas 1/4 miles southeast of Boiling Springs Lake in dry soil 1859 Comment
  CAS-BOT-BC466614  Allium campanulatum John Thomas Howell 1960-7-19 35634 Plumas Wooded meadow border, Drakesbad 1828 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-BC466725  Allium campanulatum Anna Head 1921-8-5 s.n. Plumas Lake Center Camp. Feather River region Comment
  JEPS61492  Allium campanulatum W. I. Follett 1937-7-1 Plumas summit between Deadwood ravine and Rich Gulch Comment
  RSA101470  Allium campanulatum R. Weatherby 1955-7-2 1569 Plumas Bear Ridge near Taylor Lake. 2195 Comment
  UC843405  Allium obtusum Anna Head 1921-7-27 Plumas near Blairsden Comment
  CAS-BOT-BC472812  Allium obtusum Lowell Ahart 1983-8-17 4328 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  CAS-BOT-BC474061  Allium parvum M. S. Taylor 1982-5-14 4442 Plumas along Turner Springs Rd just S of its jct with Hwy 114 (Clio-Portola Rd), 2 air miles SW of Portola 1524 Comment
  JEPS15034  Allium parvum A. A. Heller 1938-5-21 15104 Plumas on the plain about the airfield w. of Chester 1304 Comment
  SEINET3880097  Allium validum D. W. McNeal 1995-7-16 4129 Plumas Along a stream ca 200 m S of the Gray Eagle trailhead on the trail go Long Lake. Plumas National Forest.; 0 Comment
  CDA17285  Allophyllum gilioides subsp. violaceum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16312 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
  CDA13381  Allophyllum integrifolium G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13230 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  JEPS103386  Allophyllum integrifolium Lowell Ahart 2002-7-18 9862 Plumas Basalt ridge, ca 1/8 mile N of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) NW of La Porte. 1764 Comment
  CHSC62353  Allotropa virgata B. Castro; R. Fallscheer, R. Zebell 1989-8-15 397 Plumas Ca 5 air mi S of Bucks Lake, ca 0.5 mi E of Coldwater Creek, and ca 0.2 mi S of Ohio Ravine. 1682 Comment
  SEINET10449197  Allotropa virgata Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4019 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  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
  RSA11790  Alnus rhombifolia Elmer I. Applegate 1921-9-26 3346 Plumas 8 miles north of Greenville. Comment
  CAS-BOT-BC13542  Ambrosia acanthicarpa John Thomas Howell 1959-9-25 34981 Plumas Portola 1478 Comment
  CHSC112647  Ambrosia acanthicarpa Lowell Ahart 2013-9-11 19026 Plumas On the west side of the paved road, on the north side of Antelope Lake, about 1/2 mile west of Antelope Creek, about 16 miles (air) northeast of Taylorsville. 1584 Comment
  CDA18680  Amelanchier alnifolia G. D. Barbe, T. C. Fuller 1982-6-15 3722 Plumas Sierra Nevada; 1/4 miles below and north-northeast of Red Hill Summit, Plumas National Forest. 1859 Comment
  UCD20953  Amelanchier alnifolia E. Bortiri 2002-6-1 WFC 1 Plumas Faggs pond, South Bucks Lake, Plumas NF. Comment
  JEPS114524  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart 2008-8-14 15203 Plumas Steep north side of a good logging road (Forest Road 22N68), 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 1600 Comment
  CAS-BOT-BC136802  Amelanchier utahensis L. P. Janeway; Garrett Gibson 1992-6-16 4236 Plumas About 0.5 mi north-northwest of Beckwourth Peak and 2.5 mi south-southeast of Portola 1889 Comment
  UC1127788  Amelanchier utahensis C. G. Albertus 1935-8-8 249 Plumas 1.5 mi se Cromberg; Plumas National Forest, Downieville Quad. 1310 Comment
  UC174628  Amsinckia menziesii var. menziesii A. A. Heller with P. B. Kennedy 1907-7-15 8850 Plumas near mouth of Little Grizzly Creek below Genessee Comment
  JEPS88080  Anaphalis margaritacea Vernon H. Oswald and Lowell Ahart 1996-8-14 8155 Plumas road paralleling creek near Greens Flat (ca. 2 air mi nw of Meadow Valley (on the Oroville-Quincy Hwy)); northern High Sierra Nevada, Spanish Creek 1127 Comment
  CAS-BOT-BC64278  Anaphalis margaritacea M. S. Taylor 1982-8-10 4951 Plumas Almanor NE quad. End of spur rd off Seneca Rd (306) at Salmon Creek, ca. 2 air mi s of Canyon Dam 1524 Comment
  RSA59305  Angelica breweri E. K. Balls 1950-9-12 15790 Plumas 1.5 miles along trail from Lakes Center Public Camp to Long Lake Outlet, southern Plumas County. 2012 Comment
  CHSC97064  Antennaria argentea Lowell Ahart; Josephine Guardino 2007-7-21 14377 Plumas Around pine trees, along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  CAS-BOT-BC59179  Antennaria dimorpha L. P. Janeway 1991-5-28 3969 Plumas Crocker Mtn. quad. South side of Poco Creek ca 1 1/2 mi est of Red Clover Creek (south side of road 25N05). 1719 Comment
  CAS-BOT-BC58703  Antennaria geyeri Clare B. Hardham 1975-8-2 20492 Plumas Black Mtn. 2133 Comment
  CHSC56839  Antennaria geyeri L. P. Janeway; Garrett Gibson 1991-7-18 4075 B Plumas Plumas National Forest. North side of Grizzly Valley ca 1 mi east of Lake Davis. Slope on north side of County Road. 1783 Comment
  CHSC89284  Antennaria geyeri G. F. Hrusa; Kerr, S. Winterton 2004-6-25 16338 Plumas Northern Sierra Nevada. Willow Creek Rd., 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC58709  Antennaria geyeri L. P. Janeway 1989-6-20 3348 Plumas Red Clover Valley 1691 Comment
  CAS-BOT-BC58698  Antennaria luzuloides A. A. Heller; P. B. Kennedy 1907-7-5 8737 Plumas Red Clover Valley Comment
  CAS-BOT-BC64786  Antennaria luzuloides subsp. aberrans John Thomas Howell 1962-6-18 37789 Plumas Sierra Valley near Beckworth 1487 Comment
  CHSC52922  Antennaria luzuloides subsp. aberrans L. P. Janeway 1989-6-15 3323 Plumas Plumas National Forest. Along S'ly side of Red Clover Valley. 1676 Comment
  CAS-BOT-BC79928  Antennaria microphylla Rimo Bacigalupi 1927-7-7 1633 Plumas Halfway between Camp Elwell and Long Lake. Gold Lake Region. Comment
  CAS-BOT-BC79973  Antennaria microphylla Anna Head 1921-7-14 s.n. Plumas Near Lake Center Camp, Feather River region Comment
  RSA88084  Antennaria rosea J. T. Howell 1951-6-28 27718 Plumas Eureka Peak. 2195 Comment
  CAS-BOT-BC137706  Anthoxanthum odoratum John Thomas Howell 1966-7-29 42018 Plumas Sierra Nevada. Quincy. 1036 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
  UC878871  Apocynum androsaemifolium Mrs. E. C. Sutliffe Aug. 1917 Plumas near Blairsden Blairsden Comment
  RSA443121  Apocynum androsaemifolium subsp. pumilum L. Ahart, P. Ahart 1985-7-1 5096 Plumas About 100 yards east of McCarthy Creek and along the road, about 1 mile north of the road to Cleghorn Bar, about 7 miles northwest of Pilot Park 1829 Comment
  SEINET12334043  Apocynum androsaemifolium subsp. pumilum L. P. Janeway 1989-1 3545 Plumas Blue Nose Mtn. quad T23N R11E SE1/4 of sec.17;Above western branch of Bell Bar Cr;0.6mi S of Middle* 1494 Comment
  CAS-BOT-BC397888  Aquilegia formosa John Thomas Howell 1960-7-21 35850 Plumas Stream bank nw of Willow Lake 1676 Comment
  SEINET10448413  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4478 Plumas T27N R8E nw/sw sec 36. Almanor NE quad. Open steep w facing serpentine ridge, s side of 27n92, ca. 2 air mi se of Canyon Dam. 5200 ft. 1585 Comment
  SEINET10448238  Arabis drummondii Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4330 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  RSA0126329  Arabis hirsuta var. glabrata E. K. Balls 1950-9-15 15826 Plumas 6 miles NW of Chester, North Fork Feather River. 1402 Comment
  RSA699250  Arabis holboellii var. pinetorum L. Ahart, John Dittes, Josephine Guardino 2004-6-6 10995 Plumas On the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1518 Comment
  HSC73004  Arabis holboellii var. retrofracta M. S. Taylor 1981-6-2 3820 Plumas N side of Hwy. 70, on E side of Squirrel Creek, NE of Spring Garden overpass, 7.5 mi. SE of Quincy 1220 Comment
  CAS-BOT-BC171676  Aralia californica John Thomas Howell 1973-7-9 49704 Plumas Near Indian Falls, Indian Creek, Sierra Nevada 914 Comment
  CHSC52539  Arceuthobium abietinum L. P. Janeway 1990-7-26 3817 A Plumas Plumas National Forest. Beckwourth Ranger District. About 3/4 mi west of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. 1828 Comment
  CAS-BOT-BC407695  Arceuthobium americanum Anna Head 1921-7-7 s.n. Plumas Lake Center Camp, Feather River Region Comment
  UC1078843  Arceuthobium campylopodum Job Kuijt 1957-5-21 1351 Plumas 3 mi n Almadore (on Hwy 89) Comment
  UC1185282  Arceuthobium douglasii H. E. Brown Aug 15 1897-Aug 31 1897 675 Plumas Lassen Buttes 1828 Comment
  CAS-BOT-BC38614  Arctostaphylos mewukka subsp. truei John Thomas Howell 1976-4-2 51572 Plumas Injun Jim Campground, North Fork Feather River 609 Comment
  CAS-BOT-BC38623  Arctostaphylos mewukka subsp. truei M. S. Taylor 1982-6-20 4712 Plumas Along Hwy 70 just w of Injun Jim Campground entrance, ca. 4 air mi sw of Belden Comment
  RSA101441  Arctostaphylos nevadensis R. Weatherby 1955-6-22 1538 Plumas Spanish Peak. 2134 Comment
  UCD52664  Arctostaphylos nevadensis J. I. Mallory 1970-8-3 382 Plumas 1 1/2 miles north of North Valley and 3 miles northwest of Rock Creek Power House. 1463 Comment
  CAS-BOT-BC42108  Arctostaphylos patula John Thomas Howell 1960-7-20 35779 Plumas Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  CAS-BOT-BC42120  Arctostaphylos patula Keith Wagnon 1987-9-18 s.n. Plumas Logging road near Buck's Lake; Plumas National Forest 1615 Comment
  RSA122004  Arctostaphylos patula C. G. Albertus 1935-7-22 222 Plumas 3 3/4 miles S.W. of Lovejoys, Downieville. 1768 Comment
  UC1488855  Arctostaphylos patula Katherine K. Muller 1965-8-19 1354 Plumas near Chester Comment
  CAS-BOT-BC47029  Arctostaphylos viscida subsp. viscida Ella Dales Cantelow 1939-5-20 2549 Plumas 5.5 mi. w. of Quincy nw. Rock Creek. Comment
  RSA364254  Arctostaphylos viscida subsp. viscida Walter Knight, Irja Knight, B. K. Knight 1986-2-6 5220 Plumas Between bridge over north fork of Feather River near Pulga and Jarboe Gap. 640 Comment
  CHSC91921  Arenaria aculeata L. P. Janeway 2005-7-30 8501 Plumas Northern High Sierra Nevada. Southernmost end of Diamond Mountains about 4.5 km north of Beckwourth Pass; along Road 23N67 1.9 km from Road 24N88. 1725 Comment
  SEINET10537552  Arenaria aculeata Mary Susan Taylor 1981-6-17 Taylor 3922 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Top of Mt Ingalls, ca. 7 air mi SE of Genesee. 8372 ft elev. 2552 Comment
  SD8177  Arenaria congesta Mrs. R. M. Austin 1882-1 Plumas Comment
  JEPS26739  Arenaria congesta var. congesta P. C. Hutchison 1961-6-9 2135 Plumas 6 mi w Quincy (on the road to Buck's Lake. near Spanish Ranch) Comment
  JEPS113813  Arenaria kingii var. glabrescens Lowell Ahart, John Dittes 2007-8-9 14437 Plumas About 20 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  SD7867  Aristolochia californica R. M. Austin 1883-1 Plumas Comment
  UC579430  Arnica chamissonis E. Sawyer 1935-7-2 272 Plumas 1 mi w Chases; Plumas National Forest 1676 Comment
  CAS-BOT-BC82120  Arnica chamissonis H. N. Bolander 1867-1 s.n. Plumas Sierra Valley Comment
  CHSC110299  Arnica cordifolia B. Castro 2006-6-9 1577 Plumas Northern High Sierra Nevada. N-facing slopes overlooking Red Clover Valley, 0.7 rd mi NW of Bagley Pass and ca 1.6. rd mi S of the Beckwourth-Genesee Rd, on both sides USFS Rd 24N08 (Bagley Pass Rd). 1798 Comment
  RSA123409  Arnica cordifolia E. Sawyer 1935-5-22 27 Plumas Sierraville, 1.25 miles NE of Beckwith Butte 1707 Comment
  CAS-BOT-BC295854  Arnica dealbata W. W. Wagner 1919-6-29 299 Plumas Grizzly Ridge 2133 Comment
  CAS-BOT-BC295855  Arnica dealbata H. E. Brown 1897-8-15 672 Plumas Near Lassen Buttes 1828 Comment
  UC1070448  Arnica dealbata G. T. Nordstrom 1934-7-9 198 Plumas 0.75 mi sse Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  UC1070451  Arnica dealbata A. Lewis 1934-7-25 520 Plumas La Porte Plumas National Forest, Downieville Quad. 1524 Comment
  RSA755688  Arnica discoidea L. Ahart, John Dittes 2009-7-15 16093 Plumas Under the power line on the south side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  CHSC67617  Arrhenatherum elatius James D. Jokerst 1985-6-10 2406 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  RSA724842  Artemisia cana subsp. bolanderi L. Ahart 2006-9-21 13339 Plumas about 50 yards south of the railroad tracks, about 100 yards west of Beckwourth Calpine Road, about 3/4 mile (air) southwest of Beckwourth, Sierra Valley 1484 Comment
  CAS-BOT-BC90416  Artemisia douglasiana John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2217 Plumas Mouth of Butterfly Creek 883 Comment
  CHSC92192  Artemisia douglasiana Lowell Ahart; John Dittes 2005-9-20 12454 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  CAS-BOT-BC90781  Artemisia ludoviciana subsp. ludoviciana John Thomas Howell 1961-9-23 36864 Plumas Indian Valley 1082 Comment
  RSA716597  Artemisia tridentata subsp. tridentata L. Ahart, John Dittes 2005-9-19 12414 Plumas About 1.5 miles southeast of Kettle Rock, about 1.5 miles southeast of Taylor Lake 2008 Comment
  UC1119488  Artemisia tridentata subsp. tridentata R. Roseberry 1934-11-19 16 Plumas 1/2 mi n Bungalow; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC99276  Artemisia tridentata subsp. vaseyana L. P. Janeway 1989-9-6 3644 Plumas Crocker Mtn. quad. - along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 1752 Comment
  CHSC55180  Artemisia tridentata subsp. vaseyana L. P. Janeway 1989-9-6 3644 Plumas Plumas National Forest. Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 6.3 mi north of Beckwourth. 1752 Comment
  OBI69181  Artemisia tridentata subsp. vaseyana Kristina L. Schultz 2000-11-4 12 Plumas Beckworth distric. Located 3 mi up Last Chance creek from Antelop Rd. off of Hwy 70. 1768 Comment
  CDA12097  Asarum lemmonii G. F. Hrusa, G. L. Webster 1989-5-1 7012 Plumas Back road from Butterfly Valley to Snake Lake through Blackhawk Canyon. Comment
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Oct 17 2007
  SJSU5652  Asarum lemmonii Lewis S. Rose 1968-6-11 68109 Plumas Butterfly Valley, 4 mi S of Keddie 1036 Comment
  CDA22423  Asarum lemmonii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .284 Plumas Fern Gulch, E of Butterfly Valley, just S of Keddie. 0 Comment
  UC1075720  Asclepias fascicularis Robert J. Weatherby 1955-8-4 1668 Plumas No Ear Bar Middle Fork Feather River 914 Comment
  JEPS6282  Asclepias speciosa W. L. Jepson 1939-8-4 19340 Plumas Rock Creek; Meadow Valley 1219 Comment
  UC57241  Asclepias speciosa H. M. Hall and E. B. Babcock July, 1903 4425 Plumas Fox Creek Sierra Nevada Mountains 1219 Comment
  CHSC117448  Aspidotis densa Lowell Ahart 2016-6-29 21059 Plumas On the east side of a very small drainage, on the 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
  CAS-BOT-BC97466  Aster Mrs. S. Earle Kelley 1928-7-1 s.n. Plumas Greenville Comment
  CHSC85000  Aster alpigenus var. andersonii L. P. Janeway; B. Castro 2003-9-7 7982 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/ slough/meadow complex between Hidden Lakes and Beauty Lake, 1.1 km south of Long Lake. 2063 Comment
  JEPS120541  Aster alpigenus var. andersonii B. Castro and L. P. Janeway 2006-9-9 1616 Plumas High Cascade RAnge. About 200 m east of Jedidiah Colter Lake (between Blue Lake and NOrth Arm Rice Creek). Comment
  RSA59335  Aster occidentalis var. occidentalis E. K. Balls 1950-9-11 15781 Plumas Lakes Center Public Campground, west of stream, opposite lodges. 2043 Comment
  RSA755216  Aster oregonensis L. Ahart, John Dittes 2009-8-28 16358 Plumas NE side of Forest Service Road 27N98, headwater of Clear Creek, about 1.9 air miles NNE of Butt Valley Reservoir Dam, about 3 air miles SW of Lake Almanor Reservoir Dam. 1477 Comment
  CDA14016  Aster oregonensis subsp. californicus G. F. Hrusa, B. Smith 1996-8-1 13481 Plumas Sierra Nevada; Plumas National forest. USFS Butterfly Botanical Area Comment
  CHSC34915  Aster radulinus Lowell Ahart 1980-9-17 2647 Plumas Along the edge of the dirt road ca. 1 mi W of Fowler Peak, ca. 8 mi N of La Porte. 1800 Comment
  RSA715589  Aster radulinus L. P. Janeway 1994-8-24 4748 Plumas Northern High Sierra Nevada. Small tributary of South Fork Rock Creek at Deanes Valley Campground 1299 Comment
  SEINET10474440  Aster radulinus Mary Susan Taylor 1981-8-19 Taylor 4218 Plumas T23N R11E ne 1/4 se 1/4 sec. 17. Blue Nose Mt. S side of 23N10, 0.2 mi W of Bell Creek, ca. 1.5 mi W of Sloat. 4500 ft. 1372 Comment
  JEPS91425  Astragalus canadensis var. brevidens Dean Wm. Taylor with Glenn L. Clifton 1990-6-26 11177 Plumas Sierra Valley; near junction Road A24 and Dyson Lane, in SW corner of the junction 1432 Comment
  CAS-BOT-BC178758  Astragalus canadensis var. brevidens Gary Schoolcraft 1984-6-27 1273 Plumas 0.4 mile east of Chilccot 1524 Comment
  SD72047  Astragalus lentiformis John Thomas Howell 1962-6-17 37702 Plumas Portola, with sagebrush under Jeffrey pines 1463 Comment
  SEINET5325465  Astragalus lentiformis W. Harnach, N. Harnach 1999-5-30 878 Plumas Gold Mtn. Development on Co Rd A-15 W of Portola, California Comment
  UCD104877  Astragalus lentiformis Michael A. Vincent 1999-6-7 8530 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  UC82731  Astragalus pulsiferae var. pulsiferae Mrs. R. M. Austin July 1876-July 1891 34 Plumas Genessee Valley Comment
  CAS-BOT-BC192952  Astragalus purshii var. purshii W. I. Follett; Evelyn B. Follett 1964-5-9 s.n. Plumas Middle Fork of the Feather River, 1/2 mile below Mohawk Bridge Comment
  JEPS109612  Astragalus webberi Dean W. Taylor 2002-6-20 18166 Plumas China Grade ca. 1 road mile S of Taylorsville 1219 Comment
  RSA94054  Astragalus webberi R. C. Barneby 1954-5-14 11478 Plumas 1.5 miles S of Crescent Mills 1082 Comment
  SEINET10940024  Astragalus webberi Mary Susan Taylor 1982-5-27 Taylor 4545 Plumas T26N R9E sw/se sec 26. Greenville SW quad. E side of Dixie Canyon Rd (204), 0.1 mi n of its jct with Hwy 89, s of Greenville. 3600 ft. 1097 Comment
  CDA26761  Astragalus whitneyi G. D. Barbe 1982-6-9 3665 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  UC1730237  Astragalus whitneyi var. whitneyi L. P. Janeway 1998-6-24 5670 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  CAS-BOT-BC198677  Astragalus whitneyi var. whitneyi Clare B. Hardham 1961-6-16 7445 Plumas Diamond Peak - Sierra Nevada 2255 Comment
  CHSC102067  Asyneuma prenanthoides Lowell Ahart; John Dittes 2009-7-15 16094 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  RSA716796  Athyrium filix-femina subsp. cyclosorum L. Ahart, John Dittes 2005-9-20 12441 Plumas East of the end of Forest Road, northeast of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2062 Comment
  SEINET10899693  Athyrium filix-femina var. californicum Mary Susan Taylor 1981-8-19 Taylor 4222 Plumas California: T23N R11E nw1/4 of se 1/4 sec 18. Blue Nose Mt quad. S side of 23N10, 0.3 mi E of Peoria Creek, ca. 2.5 mi W of Sloat. Plumas County. 4400 ft. 1341 Comment
  CHSC113835  Athyrium filix-femina var. cyclosorum Lowell Ahart 2014-9-9 19894 Plumas Below the high water line, on the sides of Sly Creek, Sky Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CAS-BOT-BC170566  Atriplex Fred Sommers; Greg Sommers 1976-8-20 221 Plumas Marble Hot Springs Area, Marble Lane, Sierra Valley Marsh 1487 Comment
  CAS-BOT-BC66243  Azolla mexicana John Thomas Howell 1961-9-23 36859 Plumas Indian Valley 1082 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
  CHSC55471  Balsamorhiza deltoidea Ben Cunningham 1991-4-20 Plumas Ca. 90 ft W of Pecks Valley road and 2 mi NE of Greenville. 1066 Comment
  RSA169425  Balsamorhiza hookeri L. S. Rose 1963-6-4 63121 Plumas Sierra Valley, 2 mi. s. of Beckwourth. 1463 Comment
  CAS-BOT-BC106454  Balsamorhiza hookeri L. P. Janeway 1990-6-7 3704 Plumas Plumas National Forest, Bechwourth Ranger District - Mt. Ingalls quad, Forested flat on N side of Long Valley ca 1/2 mi. E 1371 Comment
  CAS-BOT-BC106455  Balsamorhiza hookeri L. P. Janeway 1991-5-29 3972 Plumas Plumas National Forest, Bechwourth Ranger District - Crocker Mt. quad, Red Clover Valley; along Bechwourth-Genesee Road 1664 Comment
  UC725886  Balsamorhiza hookeri A. A. Heller 1942-5-8 16463 Plumas hillside e of Beckwourth 1524 Comment
  UCD97462  Balsamorhiza macrolepis Albert Grigarick 2010-5-11 246 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.5 mi. 1483 Comment
  CHSC46629  Balsamorhiza sagittata Lowell Ahart 1989-7-2 6339 Plumas On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 Comment
  CAS-BOT-BC100099  Balsamorhiza sagittata E. K. Balls; L. W. Lenz 1955-5-14 20716 Plumas 5.4 mi. ne. from Greenville along Hwy. 89 to Lake Almanor 1158 Comment
  CAS-BOT-BC16559  Barbarea orthoceras Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1873 Plumas Butterfly Botanical Area and Vicinity. In Butterfly Valley proper. Comment
  CDA19280  Barbarea orthoceras G. D. Barbe, T. C. Fuller 1982-6-17 3868 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  CHSC102127  Barbarea orthoceras Lowell Ahart; John Dittes 2009-7-27 16165 Plumas On dry to damp soil, below a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  NY572122  Bassia hyssopifolia W. Harnach 2000-8-23 999 Plumas Sierra Valley; 1 mile west of the Steel Bridge on Marble Lane. 1485.9 Comment
  CAS-BOT-BC102173  Bidens cernua L. DeBuhr; C. W. Tilforth 1972-9-20 42311 Plumas Snake lake c. 4 miles NW of Quincy 1219 Comment
  CAS-BOT-BC102168  Bidens cernua L. P. Janeway 1993-9-22 4600 Plumas Plumas National Forest, Meadow Valley quad, north side of Snake Lake 1208 Comment
  CAS-BOT-BC413052  Bistorta bistortoides Arthur C. Barrett 1915-6-21 222 Plumas Plumas National Forest. Lone Rock Valley 1645 Comment
  SEINET4176618  Bistorta bistortoides M. Foster 1988-6-5 154 Plumas Grizzly Valley Quad, in meadow on either side of Big Grizzly Creek, .25 miles south of Walker Mine Rd., 1 mile west of Lake Davis, 12 miles north by northwest of Portola 1762 Comment
  CDA12087  Blepharipappus scaber G. F. Hrusa, G. L. Webster 1989-5-1 7022 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  RSA0125492  Boechera W. I. Follett 1946-5-24 s.n. Plumas Chip Creek. 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-BC16135  Boechera constancei M. S. Taylor; G. Rotta 1982-5-18 4476 Plumas North side of 27N92, ca. 2 air miles southeast of Canyon Dam. 1553 Comment
  CAS-BOT-BC16137  Boechera constancei M. S. Taylor 1982-6-1 4579 Plumas Between spur road and 27N92, northwest of Goldstripe Mine, ca. 4 air miles west of Greenville. 1615 Comment
  CAS-BOT-BC16140  Boechera constancei John Thomas Howell 1975-6-16 51131 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  CHSC67349  Boechera constancei James D. Jokerst 1984-4-25 1986 Plumas Big Grizzly Hydro Project. Ca. 1/8 mi W of N. Fork Feather River. 914 Comment
  CAS-BOT-BC14108  Boechera pauciflora Walter Knight; Irja Knight 1967-5-22 1907 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  SEINET3166405  Boechera pauciflora P. J. Alexander 2009-5-26 1043 -A Plumas East slope of the northern Sierra Nevada, north of Frenchman Reservoir, volcanic knob on the N side of Little Dooley Creek, 5.4 miles N of the Frenchman R. dam, 4.5 miles WNW of Crystal Peak, Plumas National Forest. 1801 Comment
  SFV10380  Boechera pinetorum M. L. Vincent 1968-6-10 858 Plumas Sierra Nevada 1.5 miles south of Rock Creek Dam on North Fork Feather River. 685 Comment
  SEINET3166403  Boechera puberula P. J. Alexander 2009-5-25 1041 -A Plumas East slope of the northern Sierra Nevada, S side of Frenchman Reservoir, 0.25 miles E of the center of the dam, 7.1 miles NNW of Chilcoot, Plumas National FOrest. 1747 Comment
  CAS-BOT-BC14517  Boechera puberula Wayne Dakan 1980-1-1 s.n. Plumas Sierra Nevada. On Dixie Valley road. Comment
  CAS-BOT-BC14663  Boechera rectissima A. A. Heller; P. B. Kennedy 1907-7-11 8809 Plumas Prattville. Comment
  SEINET5325195  Boechera rectissima R. C. Rollins, Kathryn W. Rollins 1981-5-29 81163 Plumas 7.1 mi NW of Beckwourth Comment
  CHSC72444  Boechera retrofracta L. P. Janeway 1998-6-22 5650 Plumas About 1.5 mi northwest of Moonlight Peak; above Road 28N08 1.1 mi northeast of Road 29N46. 1981 Comment
  UC2042976  Boechera retrofracta Barbara Ertter with Gary Schoolcraft 1990-5-14 8974 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  CAS-BOT-BC25582  Boechera retrofracta Mrs. H. C. Cantelow 1941-5-18 3625 Plumas At Johnsville west of Mohawk. Comment
  CAS-BOT-BC25722  Boechera sparsiflora Clare B. Hardham 1961-6-16 7442 Plumas Diamond Peak. Lassen. Comment
  CAS-BOT-BC25907  Boechera suffrutescens John Thomas Howell 1951-6-27 27628 Plumas Sierra Nevada. Jamison Creek. 1828 Comment
  SEINET3166136  Boechera suffrutescens P. J. Alexander 2008-7-22 864 -A Plumas North side of the summit of Mount Elwell, +-0.1 miles N of the highest point, +-1.8 miles SE of Mt. Washington, +-14 miles NE of Downieville, northern Sierra Nevada, Plumas National Forest. 2347 Comment
  RSA59759  Boisduvalia stricta E. K. Balls 1950-9-14 15807 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  NY144279  Botrychium californicum R. M. Austin 07 1897 s.n. Plumas In Sierra Nevada mountains near Quincy Comment
  JEPS103254  Botrychium simplex Lowell Ahart 2002-9-8 9934 Plumas 4 air mi NW of La Porte; ; about 200 yards north of Lumpkin Ridge Road, about 3/4 mi (air) NE of Little Grass Valley Reservoir dam 1634 Comment
  CHSC82556  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9866 A Plumas In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  CHSC82557  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9866 Plumas In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  JEPS114952  Botrychium simplex var. compositum Lowell Ahart 2008-7-16 15106 Plumas Open basalt area in forest, in a small meadow, about 220 yards southeast of the intersection to Lumpkin Ridge Road and the road to Tamarack Flat, about one mile northwest of the Dam (Little Grass Valley Reservoir), about 4 miles (air) northwest of La Port 1744 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-BC106228  Brickellia californica L. P. Janeway 1993-9-1 4575 Plumas Soda Creek 0.1 mi northwest of Hwy 70 and the East Branch North Fork Feather River. Northeast facing dirt road cutbank 914 Comment
  CHSC77042  Brickellia greenei L. P. Janeway 1996-8-22 5078 Plumas Bean Creek at crossing of Road 25N17. 1402 Comment
  JEPS28594  Brickellia greenei George W. Gillett 1957-7-13 756 Plumas along direct route to the Devils Kitchen (slope below Sifford Lakes, Lassen Volcanic National Park); Lassen Volcanic National Park 2057 Comment
  SD46479  Brodiaea minor Robert J. Weatherby 1955-7-15 1642 Plumas Locally common in clay in dry meadow. Quincy Ranger Station, USFS, Quincy. 1067 Comment
  RSA232905  Bromus commutatus L. S. Rose 1968-6-10 68087 Plumas Quincy 1037 Comment
  CAS-BOT-BC155799  Bromus diandrus Lewis S. Rose 1968-6-10 68086 Plumas Quincy. 1036 Comment
  POM363423  Bromus diandrus L. S. Rose 1968-6-10 68086 Plumas Quincy 1037 Comment
  JEPS45880  Bromus hordeaceus L. S. Smith 1925-4-29 1556 Plumas Tahoe National Forest, s slope of Grizzley Ridge Grizzley Ridge; Tahoe National Forest, Grizzley Ridge 975 Comment
  UCD144321  Bromus inermis G. F. Hrusa; T. D. Wilfred 1996-8-1 13417 Plumas Approximately 1/4 mile south of intersection of USFS 24n42 and 24N66, approx. 1 mile south of Brady's Camp, Plumas National Forest. 1900 Comment
  CAS-BOT-BC162150  Bromus orcuttianus John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2352 Plumas Sierra Nevada. Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek. 883 Comment
  CAS-BOT-BC162154  Bromus orcuttianus Thomas H. Kearney 1944-8-14 7 Plumas Lake Almanor. Near Prattville. Comment
  CAS-BOT-BC162155  Bromus orcuttianus John Thomas Howell 1973-7-9 49722 Plumas Sierra Nevada. Round Valley. 1371 Comment
  JEPS114819  Bromus orcuttianus Lowell Ahart 2008-8-14 15212 Plumas 300 yards northeast of the metal gate, east side for Forest Road 22n68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  SJSU5731  Bromus orcuttianus Lewis S. Rose 1967-7-10 67152 Plumas Butterfly Valley 3 mi W of Keddie 1097 Comment
  CHSC74037  Bromus suksdorfii B. Castro 1998-10-7 858 Plumas Ca 4 air mi NE of Little Grass Valley Reservoir, on slope just W of Co. Rd 511. Ca 50 ft W of jcn of Co. road and USFS Rd 22N21, at edge of alder drainage. 1889 Comment
  JEPS106344  Bromus suksdorfii Lowell Ahart 2004-7-27 11320 Plumas On the west side of the dirt road (Forest Road 10), near the Pacific Crest Trail, on Bunker Hill Ridge, about 1 1/8 miles (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte 2099 Comment
  JEPS107646  Bromus suksdorfii Lowell Ahart, Josephine Guardino 2005-8-9 12259 Plumas In a small meadow, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1635 Comment
  SBBG504  Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas W side of Lake Almanor 1219 Comment
  CHSC65875  Calamagrostis canadensis L. P. Janeway 1995-10-25 4946 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, south-east side of Grass Lake. 1920 Comment
  CHSC73529  Calamagrostis canadensis B. Castro; L. Gehrung, H. Durio 1995-9-19 642 Plumas Tamarack Flat. Ca 2 air mi NW of Little Grass Valley Reservoir, on N side of USFS Rd 22N94, ca 2 road mi NW of its jct with Lumpkin Ridge Rd (USFS Rd 22N27). In Tamarack Flat meadow, near NW boundary near creek bed. 1706 Comment
  CHSC96057  Calamagrostis canadensis L. P. Janeway; B. Castro 2006-9-9 8884 Plumas High Cascade Range. About 200 m east of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek). Broad flat meadow informally named Sheeba's Meadow. 1969 Comment
  CHSC69486  Calamagrostis koelerioides James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2550 Plumas Hwy. 70, Serpentine Canyon 1.6 mi SW of its junction with Rich Gulch Rd. Comment
  CHSC81358  Callitriche hermaphroditica Lowell Ahart 2001-9-18 9281 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  CAS-BOT-BC85755  Calocedrus decurrens Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1596 Plumas Butterfly Botanical Area and Vicinity - Fern Glen 1097 Comment
  CHSC40594  Calocedrus decurrens Lowell Ahart; Jim Jokerst 1985-10-4 5189 Plumas About 1 mile west of Pilot Peak, about 9 miles northeast of La Porte. 1828 Comment
  RSA755809  Calocedrus decurrens L. Ahart, John Dittes 2009-7-15 16085 Plumas Northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  UC139978  Calocedrus decurrens Mrs. R. M. Austin Sep 1896 Plumas Butterfly Valley Comment
  CAS-BOT-BC85757  Calocedrus decurrens John Thomas Howell 1960-7-20 35752 Plumas Lassen Volcanic National Park, Boiling Springs Lake 1798 Comment
  CAS-BOT-BC85762  Calocedrus decurrens Albert H Barker 1926-7-11 122 Plumas Gold Lake - Blair's Den Road 1676 Comment
  UC170966  Calochortus coeruleus H. M. Hall 1912-6-25 9395 Plumas Nelson Point Sierra Nevada Mountains 1371 Comment
  UC1134470  Calochortus leichtlinii G. T. Nordstrom 1934-7-3 184 Plumas 0.75 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar 1676 Comment
  UC570206  Calochortus leichtlinii E. Sawyer 1935-6-4 70 Plumas 3.25 mi se Beckwith Butte 1584 Comment
  UCD139521  Calochortus leichtlinii J. M. Tucker 1948-7-24 1722 Plumas near road from Cascade to Camel Peak. 1615 Comment
  CAS-BOT-BC490272  Calochortus leichtlinii Anna Head 1921-7-15 s.n. Plumas Lake Center Camp, Feather River region Comment
  CAS-BOT-BC491842  Calochortus leichtlinii Robert J. Weatherby 1950-8-11 1521 Plumas Near spring on slopes of Mt. Elwell, Lake Basin Area 2194 Comment
  RSA52900  Calochortus leichtlinii R. Weatherby 1950-8-11 1521 Plumas Near spring on slopes of Mt. Elwell, Lakes Basin Area 2195 Comment
  SD133926  Calochortus leichtlinii Barbara Ertter, Gary Schoolcraft 1989-7-3 8660 Plumas Ridge between Red Rock and Diamond Mountain, ca. 8 airmiles south of Susanville. Dry open ridgeline of old river cobbles. 2225 Comment
  CAS-BOT-BC493113  Calochortus monophyllus Mrs. S. Earle Kelley 1919-1-1 s.n. Plumas Salmon Lake Comment
  CHSC67729  Calochortus nudus James D. Jokerst 1979-6-23 265 Plumas E edge of Meadow Valley meadow, ca. 100 m S of creek, 200 m SW of intersection of Meadow Valley Creek and forest service road to Deans Meadow. Comment
  SBBG30573  Calochortus nudus D. Myrick 1968-6-18 1942 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  CAS-BOT-BC493422  Calochortus nudus G. D. Barbe; T. C. Fuller; John Thomas Howell 1981-6-23 54161 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  SEINET10475213  Calycadenia truncata Mary Susan Taylor 1981-8-31 Taylor 4250 Plumas California: T22N R13E sw 1/4 sec 22. Sierra City NE quad. Headwaters of Calf Pasture Creek, ca. 4 mi E of Clio. Plumas County. 5600 ft. 1707 Comment
  CAS-BOT-BC271528  Calycadenia truncata subsp. truncata M. S. Taylor 1981-8-31 4250 Plumas Headwaters of Calf Pasture Creek, ca. 4 mi. e. of Clio 1706 Comment
  CAS-BOT-BC90968  Calycanthus occidentalis Hatton; Cayot 1914-9-12 s.n. Plumas Plumas Forest. Cascade Valley. 1219 Comment
  CDA18489  Calyptridium monospermum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3369 Plumas Sierra Nevada; Walker Plains. Basalt formation along the Plumas-Butte county line. 1554 Comment
  UC1075708  Calyptridium umbellatum Robert J. Weatherby 1955-6-22 1540 Plumas Spanish Peak 2133 Comment
  SEINET10572716  Calyptridium umbellatum Mary Susan Taylor 1982-5-19 Taylor 4485 Plumas T23N R14E ne/nw sec 27. Portola quad. Sandy sagebrush scrub, Ramelli Ranch, ca. 1 mi w of Beckwourth. 4800 ft. 1463 Comment
  SD7710  Calystegia malacophylla Mrs. R. M. Austin 1879-1 Plumas Big Meadow Comment
  RSA609418  Calystegia malacophylla L. C. Wheeler 1958-7-28 7339 Plumas Sierra Nevada: South Fork Rock Creek, ca. 1/2 mile E of Bottle Springs, near Quincy 1584 Comment
  CHSC21651  Calystegia malacophylla subsp. malacophylla D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake Forest Service Survey Comment
  CHSC82464  Calystegia malacophylla subsp. malacophylla Lowell Ahart 2002-6-26 9767 Plumas On the east side of the poor road, about 1 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1760 Comment
  CAS-BOT-BC160840  Camissonia tanacetifolia subsp. quadriperforata Mrs. H. C. Cantelow 1941-5-20 s.n. Plumas 1.7 miles n.e. of Vinton School on road to Frenchman Creek 1524 Comment
  CAS-BOT-BC160844  Camissonia tanacetifolia subsp. quadriperforata Alice Eastwood 1918-5-25 6980 Plumas Portola Comment
  CAS-BOT-BC160845  Camissonia tanacetifolia subsp. quadriperforata G. Schoolcraft 1986-7-2 1646 Plumas About 1 mile S. of Plumas, CA airport 1493 Comment
  RSA252386  Camissonia tanacetifolia subsp. tanacetifolia Robert F. Thorne, C. W. Tilforth 1969-9-6 39239 Plumas Along Feather River, 1 mi SW of Beckwourth. 1357 Comment
  POM38107  Camissonia tanacetifolia subsp. tanacetifolia C. C. Bruce 1898-05 2418 Plumas Clear Creek Comment
  JEPS11732  Campanula prenanthoides W. L. Jepson 1939-7-29 19274 Plumas Spring Hill Trail Meadow Valley 1219 Comment
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Mar 30 2016
  JEPS49079  Campanula prenanthoides Lewis S. Rose 1966-7-26 66049 Plumas 3 mi w Keddie; Butterfly Valley 1066 Comment
  SEINET10462995  Campanula prenanthoides Joseph N. Rose 1966-7-26 Rose 66409 Plumas Butterfly Valley, 3 miles west of Keddie. 1067 Comment
  SEINET10463015  Campanula prenanthoides Rose 1966-7-26 Rose 66049 Plumas Butterfly Valley, 3 miles west of Keddie. 1067 Comment
  SEINET10463123  Campanula prenanthoides Howell 1959-9-26 Howell 35045 Plumas NEAR KEDDIE 3300 Comment
  SEINET10463197  Campanula prenanthoides Roxana S. Ferris, L. Lorraine 1941-8-8 Ferris 10419 Plumas 3 miles from Greenville on road to Lake Almanor. Comment
  UC1523719  Campanula prenanthoides Gary Schoolcraft 1982-8-2 841 Plumas w Crescent Mills 1371 Comment
  CHSC60883  Capsella bursa-pastoris Vernon H. Oswald 1993-6-17 5553 Plumas Trail along the N shore of Willow Lake, at an old camping site ca. 0.3 mi SE of the gate in fence marking the S boundary of Lassen Volcanic National Park. 1656 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-BC37304  Cardamine breweri Walter Knight; Irja Knight 1967-5-7 2227 Plumas Butterfly Botanical Area and Vicinity. Valley proper. 1036 Comment
  UC1594670  Cardamine breweri Lowell Ahart 1992-5-25 6778 Plumas about 1/2 mi s Turkey Town (along edge Hopkins Creek, w of Blue Nose Mountain); w of Blue Nose Mountain, Hopkins Creek, s of Turkey Town 1828 Comment
  CAS-BOT-BC471263  Cardamine cordifolia L. P. Janeway 1990-6-28 3743 Plumas Plumas National Forest; Beckwourth Ranger District; Cascade Compartment. Upper Joseph Creek, on NE side of Grizzly Ridge 2011 Comment
  UC1736743  Cardamine nuttallii Dean W. Taylor 1997-4-9 15946 Plumas n of Greenville (along Hwy 89); Plumas National Forest, Wolf Creek 1097 Comment
  CAS-BOT-BC38099  Cardamine pachystigma Lewis S. Rose 1967-5-7 67060 Plumas South of Keddie. Butterfly Creek and Spanish Creek. 883 Comment
  CHSC4713  Cardamine pachystigma R. Carter 1966-4-28 382 Plumas Found in Feather R. Canyon at Pauls Cr. (ca. 1.5 mi. NE of Rock Cr. Dam) 50 yds. up E side of creek from Hwy. 70. 731 Comment
  CAS-BOT-BC38093  Cardamine pachystigma John Thomas Howell; Gordon H. True 1967-5-9 42217 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC18354  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54339 Plumas Sierra Nevada. 2.8 miles north-northeast of Englemine on Diamond Mountain Road. 1341 Comment
  CAS-BOT-BC18368  Carex W. Harnach; N. Harnach 1990-4-22 268 Plumas Sierra Valley. Marble lane between steel bridge and vernal pool. 1487 Comment
  CHSC87980  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11172 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  JEPS106134  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11172 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  CAS-BOT-BC17839  Carex amplifolia John Thomas Howell 1976-7-15 51874 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CAS-BOT-BC17846  Carex amplifolia Walter Knight; Irja Knight 1966-9-12 1705 Plumas Butterfly Botanical Area and VIcinity. Beargrass Glade. 1127 Comment
  CHSC54535  Carex amplifolia Vernon H. Oswald 1991-8-8 4816 Plumas Just north of the south boundary of the park [Lassen Volcanic Park] at Willow Lake, on the west side of Terminal Geyser Creek slightly north of its junction with the trail to Terminal Geyser, ca. 3 miles (air) southeast of Drakesbad. 1664 Comment
  CHSC64140  Carex amplifolia B. Castro; R. A. Schlising 1987-7-21 179 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at lower edge of spring on unnamed E-trending tributary to Mohawk Ck. 1600 Comment
  UC1133443  Carex amplifolia Beryl O. Schreiber 1938-7-10 2529 Plumas 1/4 mi s U.C. Forestry Camp (near Meadow Valley); Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC17938  Carex angustata John Thomas Howell 1960-7-23 35943 Plumas Lassen Volcanic National Park. Drakesbad. Near soda spring. 1828 Comment
  CHSC55429  Carex angustata L. P. Janeway 1984-7-12 906 Plumas Southwest of Bucks Lake, near Grizzly Cr campground. 1584 Comment
  CHSC85979  Carex angustata L. P. Janeway 2003-7-19 7906 Plumas High Cascade Range. At eastern end of Willow Lake along the small stream channel draining the lake. 1655 Comment
  JEPS113669  Carex angustata Lowell Ahart, Josephine Guardino 2007-7-21 14387 Plumas About 40 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  JEPS49035  Carex angustata Leland S. Smith 1927-8-10 2176 Plumas Gold Lake Tahoe National Forest Comment
  CAS-BOT-BC19725  Carex athrostachya John Thomas Howell 1951-6-27 27591 Plumas Sierra Nevada. McRae Meadow. 1981 Comment
  CAS-BOT-BC19727  Carex athrostachya John Thomas Howell 1960-7-23 35944 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Springs. 1828 Comment
  CDA14127  Carex athrostachya G. F. Hrusa 1997-5-3 13817 Plumas Sierra Nevada; Moist, low site on W side of Rattlesnake Creek, immed. N of Hwy 70 approx. 15 mi. E of Quincy. Uncommon clumping perennial in seasonally wet, open site. Comment
  CHSC75932  Carex athrostachya G. F. Hrusa 1997-5-30 13817 Plumas On W side of Rattlesnake Creek, immed. N of Hwy 70 approx 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1300 Comment
  CHSC81166  Carex athrostachya Lowell Ahart 2001-8-28 9194 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC92296  Carex athrostachya Lowell Ahart; Josephine Guardino 2005-8-9 12269 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
  SEINET10585141  Carex athrostachya Mary Susan Taylor 1982-7-8 Taylor 4795 Plumas T23N R14E nw1/4 se1/4 sec 27. Portola quad. Rameli Ranch, on side of Feather River, ca. 1/4 mi e of Calpine Rd (109), ca. 1 mi sw of Beckwourth. With Equisetum laevigatum. Comment
  UC1100511  Carex aurea Malcolm A. Nobs, S. Galen Smith 1949-8-19 1450 Plumas bog and marsh at Butterfly Valley Butterfly Valley Comment
  SEINET11630161  Carex bolanderi Unknown June 8-19eo [sic] s.n. Plumas no further locality Comment
  CDA17781  Carex brainerdii G. D. Barbe, T. C. Fuller 1982-6-15 3717 Plumas Plumas National Forest; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1761 Comment
  CHSC47347  Carex brainerdii L. P. Janeway 1989-6-8 3272 Plumas Plumas National Forest. Near Jackson Cr, just E of Feather River Hwy (hwy 70/89) at upper end of Jackson Cr campground. 1386 Comment
  CHSC52352  Carex brainerdii Wayne Dakan 1981-5-31 Plumas Black Hawk Creek. Comment
  CHSC77065  Carex brainerdii G. Douglas Barbe; T. C. Fuller 1982-6-15 3717 Plumas 1.0 mle below and NE of Red Hill summit, Plumas National Forest. 1761 Comment
  JEPS115795  Carex brainerdii Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15861 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  SEINET7552663 Image available Carex brainerdii David Castaner 1989-6-18 10222 Plumas West of Lake Almano. Along highway 89. Two miles east of Tehama county line Comment
  SEINET7552665 Image available Carex brainerdii John Thomas Howell 1960-7-17 35484 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC85982  Carex cusickii L. P. Janeway 2003-7-19 7905 Plumas High Cascade Range. Along the edges of bog on south side of Willow Lake. 1656 Comment
  RSA71130  Carex deflexa var. boottii L. S. Rose 1951-6-28 51035 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  JEPS114930  Carex deweyana subsp. leptopoda Lowell Ahart 2008-7-16 15082 Plumas Forest floor, in a small seep, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of 1597 Comment
  CDA33050  Carex douglasii T. C. Fuller 1962-6-14 Plumas Southwest corner of Highway 40 Alt. & road to Loyalton, Vinton. 0 Comment
  CAS-BOT-BC20054  Carex echinata Hans Leschke 1954-7-3 s.n. Plumas Lassen Volcanic National Monument. Northern border of swamp north of Willow Lake. 1661 Comment
  JEPS34395  Carex echinata subsp. echinata Rimo Bacigalupi and P. C. Hutchison, J. K. Wright 1963-6-1 8871 Plumas hanging bog above and nw Butterfly Valley (ca. 1.5 mi w of Keddie) 1158 Comment
  RSA286272  Carex echinata subsp. echinata Robert F. Thorne 1974-7-30 45008 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  CAS-BOT-BC19866  Carex echinata subsp. echinata Brink; Mayer 1975-7-3 s.n. Plumas Sierra Nevada. Bucks Lake area. Comment
  CDA13852  Carex feta G. F. Hrusa, T. D. Wilfred 1996-8-2 13465 Plumas Sierra Nevada; Volcanic slopes on E side of Fells Creek immed. upstream from USFS 23N22 crossing. Clumped individual at top of spring, open. Comment
  JEPS63723  Carex feta W. L. Jepson 1910-6-16 4140 Plumas Quincy American Valley, Quincy 1036 Comment
  CAS-BOT-BC20170  Carex filifolia var. erostrata L. W. Swift 1933-6-7 82 Plumas Plumas Forest. Thompson Creek. 1828 Comment
  CDA14578  Carex fracta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3059 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC52544  Carex fracta L. P. Janeway 1989-7-12 3483 Plumas Plumas National Forest. Along Jackson Cr; rd 23N11 2.3 mi from Hwy 70/89 then 2.2 mi on rd 23N48 into Jackson Cr. 1783 Comment
  CAS-BOT-BC22285  Carex hassei John Thomas Howell 1960-7-18 35508 Plumas Drakesbad. 1828 Comment
  CAS-BOT-BC28076  Carex hoodii John Thomas Howell 1960-7-20 35750 Plumas Rocky slope, Boiling Springs Lake. 1798 Comment
  CHSC53523  Carex hoodii L. P. Janeway 1989-7-12 3482 Plumas Plumas National Forest. Along Jackson Cr; rd 23N11 2.3 mi from Hwy 70/89, then 2.2 mi on rd 23N48 into Jackson Cr. 1783 Comment
  CHSC55434  Carex infirminervia L. P. Janeway 1990-7-25 3815 Plumas Plumas National Forest. bout 0.2 mi northwest of Emigrant Creek and about 0.3 mi southeast of Little Grizzly Creek. 1828 Comment
  SEINET7562372 Image available Carex infirminervia Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10540 Plumas Ca 14 mi WSW of village of alma nor, along tributary of Butt Creek, W of Humboldt Road (county route 308). 1747 Comment
  CHSC92297  Carex integra Lowell Ahart; Josephine Guardino 2005-8-9 12271 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  JEPS107624  Carex integra Lowell Ahart, Josephine Guardino 2005-8-9 12271 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  CHSC63292  Carex jonesii Lowell Ahart 1994-6-15 7341 Plumas About 200 yards east of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  UC2015874  Carex jonesii Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-1 4398 Plumas Lassen Volcanic National Park. Wet meadow below Drakesbad; logging area. Comment
  CAS-BOT-BC7800  Carex laeviculmis L. P. Janeway 1993-8-14 4527 Plumas Along Road 24N29Y, ca. 0.2 miles north of Haskins Creek and ca. 1.6 miles southeast of Bucks Lake. 1691 Comment
  CAS-BOT-BC31156  Carex lemmonii John Thomas Howell 1962-6-17 37655 Plumas Butterfly Valley. 1036 Comment
  CHSC55440  Carex lemmonii L. P. Janeway 1990-7-11 3785 Plumas Plumas National Forest. Halfway between Paradise Creek and Emigrant Creek, and about 2/3 mi south of Little Grizzly Creek. 1874 Comment
  SEINET3902676  Carex lemmonii Lewis S. Rose 1963-6-3 63097 Plumas Butterfly Valley, 2 mi. SW of Keddie.; 0 1189 Comment
  SJSU6922  Carex lemmonii C. W. Sharsmith 1975-6-18 8228 Plumas Butterfly Valley, c. 3 mi SW of Keddie 1066 Comment
  CAS-BOT-BC31519  Carex limosa Thomas Griggs 1975-6-1 237 Plumas Bucks Lake Area. Comment
  CHSC46620  Carex limosa V. Oswald; L. Ahart, L. Hanson 1989-7-31 3903 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. 1670 Comment
  SEINET4292168 Image available Carex microptera Unknown 2000-1 6837 Plumas Northern High Sierra Nevada. Diamond Mountains; 1.1 km southeast of Crystal Peak; near top of ridge, southwest slope. Comment
  CAS-BOT-BC32032  Carex multicaulis Mary Strong Clemens 1920-5-18 s.n. Plumas Greenville Comment
  CHSC68377  Carex multicaulis L. P. Janeway 1996-6-4 4986 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
  CAS-BOT-BC32227  Carex multicostata John Thomas Howell 1960-7-20 35732 Plumas Boiling Springs Lake to Drakesbad. 1828 Comment
  CHSC85995  Carex multicostata L. P. Janeway 2003-7-19 7910 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake. 1853 Comment
  CHSC47015  Carex nebrascensis L. P. Janeway 1989-7-20 3506 Plumas Plumas National Forest. North end of Crocker Mdw; near the Beckwourth-Genesee Rd (rd 111) 6.3 mi N of Beckwourth. 1737 Comment
  UCR115311  Carex nervina G. D. Barbe, T. C. Fuller 1982-6-16 3789 Plumas Plumas National Forest. Meadow below Mud Lake, 0.75 mi northeast of Eisenheimer Peak. 2098 Comment
  SEINET7569425 Image available Carex nudata David Castaner 1984-5-28 8057 Plumas Indian Creek Falls, junction Highways 70 and 89. Comment
  CHSC77173  Carex pachystachya G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3112 Plumas 0.25 mile W of Round Valley Reservoir Dam, moist meadow at NW shore of the reservoir. 1371 Comment
  CAS-BOT-BC119182  Carex pachystachya Hans Leschke 1954-7-3 s.n. Plumas Northern border of swamp North of Willow Lake. 1661 Comment
  CHSC47346  Carex pellita L. P. Janeway 1989-6-16 3338 Plumas Plumas National Forest. West end of Grizzly Valley. Small creek on N side of mdw; meadowy area along creek crossing rd on N side of valley. 1783 Comment
  CHSC56888  Carex pellita L. P. Janeway 1991-8-4 4124 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
  CHSC66646  Carex pellita Vernon H. Oswald; Lowell Ahart 1996-7-15 8045 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. 1371 Comment
  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
  CAS-BOT-BC118132  Carex rossii John Thomas Howell 1960-7-17 35490 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC118139  Carex rossii L. P. Janeway 1984-7-22 930 Plumas Bucks Lake SE quad. Summit above Lookout Rock, 1.5 mi NE of Mt. Ararat 1815 Comment
  CHSC41154  Carex rossii L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-9 1206 Plumas Slopes northeast of confluence of Hungry Cr and Indian Cr, 15 mi e of Taylorsville on road to Antelope Res. 1554 Comment
  CHSC63196  Carex rossii Lowell Ahart 1994-7-7 7470 Plumas East of a meadow, on the south-west side of the Pacific Crest Trail, south of a poor dirt road, east of the weather station, about 1/2 mile (air) west of Pilot Peak, about 3/4 mile east of Quincy La Porte Road. 1981 Comment
  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
  HSC86853  Carex rossii L. P. Janeway, Gary Benson, Leigh Wingett 1985-8-20 1210 Plumas 1.5 mi. N of Middle Fork Feather River and 4.5 mi. S of Quincy, 9.9 mi. E of Deanes Valley on FS 24N28 & 23N17 1780 Comment
  HSC89404  Carex rossii L. P. Janeway 1989-6-8 3273 Plumas Near Jackson Creek, just E of Feather River Hwy. (Hwy. 70/89) at upper end of Jackson Creek campground 1387 Comment
  JEPS120103  Carex scabriuscula Lowell Ahart 2012-7-1 18262 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. Comment
  CHSC118786  Carex scabriuscula Chelsea Morgan; Wendy L. Boes 2015-6-11 2015 -011 Plumas Plumas National Forest. On ridge north of Silva Ravine, west of Forest Service road 26N25 (UTM 650958 E, 4438088 N, NAD83 Zone 10N). 1400 Comment
  CHSC117758  Carex scoparia var. scoparia Jim Belsher- Howe; Rye Pamplin 2016-8-19 Plumas Snake Lake. Drying edge of shallow lake margin. 1205 Comment
  CHSC84923  Carex scopulorum var. bracteosa L. P. Janeway 2003-9-20 7994 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. 2115 Comment
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Jul 29 2014
  CHSC52552  Carex simulata L. P. Janeway 1989-6-22 3372 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw along rd 24N49Y. 1767 Comment
  CAS-BOT-BC117741  Carex simulata Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Wet meadow, Drakesbad. Comment
  JEPS28349  Carex simulata George W. Gillett 1957-7-18 836 Plumas marsh on n end of Willow Lake Lassen Volcanic National Park, Willow Lake 1661 Comment
  CAS-BOT-BC20694  Carex specifica John Thomas Howell 1960-7-22 35909 Plumas Lassen Volcanic National Park. Devils Kitchen to Drakesbad. 1828 Comment
  SEINET4290223  Carex specifica L. Ahart, Dittes, J; Guardino, J 2009-1 16207 Plumas South side of Forest Road 26N67F3, 1.2 miles (Air) northeast, of Rush Creek Hill, 2.6 miles (air) east- southeast of Caribou Powerhouse. Comment
  SD130396  Carex straminiformis John Thomas Howell, Gordon H. True 1973-7-31 50084 Plumas Sierra Nevada Mountains; Canadian Zone forest; Diamond Range; summit ridge of Thompson Peak in areas of volcanic rock. 2194 Comment
  CAS-BOT-BC115996  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54116 Plumas 10.6 mi NE of La Porte on road to Quincy. 1889 Comment
  CHSC103119  Carex subfusca Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16109 Plumas Man made depression about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC55449  Carex subfusca L. P. Janeway 1989-6-15 3319 Plumas Plumas National Forest. Pond across road from springy slope; jct Beckwourth-Genesee Rd (rd 111) and rd 24N49Y; N corner of Crocker Valley. 1730 Comment
  CHSC63285  Carex subfusca Lowell Ahart 1994-6-17 7359 Plumas Small meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  JEPS107492  Carex subfusca Lowell Ahart, John Dittes 2005-9-19 12379 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  JEPS113732  Carex subfusca Lowell Ahart, John Dittes 2007-6-17 14192 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  JEPS113825  Carex subfusca Lowell Ahart, Josephine Guardino 2007-7-21 14356 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
  SEINET7577198 Image available Carex subfusca Unknown 2004-7-24 8186 Plumas Humboldt Peak 7.5' quad, High Cascade Range, along a western tributary of Butt Creek, 2.4 air km north of Humboldt Summit. 1740 Comment
  UC942956  Carex subfusca Lewis S. Rose 1951-6-28 51032 Plumas 8 mi sw Johnsville; McRae Meadows 1950 Comment
  SEINET7577187 Image available Carex subfusca John Thomas Howell, T. C. Fuller; G. D. Barbe 1981-6-26 54371 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy. 1600 Comment
  UC2015891  Carex subfusca Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-1 4407 Plumas Lassen Volcanic National Park. Lower Drakesbad meadow. Comment
  CHSC57141  Carex utriculata L. P. Janeway 1991-8-4 4128 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Geness 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
  CHSC66647  Carex utriculata Vernon H. Oswald; Lowell Ahart 1996-7-15 8055 Plumas High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. 1371 Comment
  CHSC99391  Carex utriculata Robert F. C. Naczi; Lawrence P. Janeway 2004-7-24 10536 Plumas Ca. 14 mi WSW of village of Almanor, along tributary of Butt Creek, W of Humboldt Road (county route 308). 1746 Comment
  JEPS123949  Carex utriculata Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20424 Plumas On the northwest side of Duck Lake (near Blue Lake), 1,180 feet north of Forest Service Road 29N18, 3.19 air miles west-southwest of Sifford Mt., 6.41 air miles south-southeast of Lassen Peak. Comment
  CDA17791  Carex utriculata G. D. Barbe, T. C. Fuller 1982-6-17 3864 b Plumas Frenchman Lake Region; 2 miles N of Turkey Point Fishing Access; shore of N arm of the lake. 1706 Comment
  CAS-BOT-BC115146  Carex vesicaria Anna Head 1921-8-14 s.n. Plumas Gray Eagle Meadows. Feather River Region. Comment
  SEINET7580517 Image available Carex whitneyi L. P. Janeway 2001-6-15 7181 Plumas Almanor 7.5' quad, High Cascade Range, east side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  UCD140982  Carex whitneyi L. P. Janeway 1999-7-17 6509 Plumas gentle south-facing slope at the wide saddle of Humboldt Summit. 2020 Comment
  CAS-BOT-BC59033  Cassiope mertensiana Anna Head 1921-1-1 s.n. Plumas Feather River Region Comment
  CHSC75540  Castilleja applegatei G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3201 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  UCD40405  Castilleja applegatei Rodney Gale Myatt 1971-6-13 736 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CAS-BOT-BC249718  Castilleja applegatei subsp. pinetorum A. A. Heller; P. B. Kennedy 1907-7-3 8701 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC249730  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-6-21 4705 Plumas Ca. 1/4 mi w of Eureka Ridge Rd (23N09), ca. 3/4 mi w of White Cap, ca. 3 air mi sw of Sloat 1767 Comment
  CAS-BOT-BC249734  Castilleja applegatei subsp. pinetorum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l Park Comment
  CAS-BOT-BC249747  Castilleja applegatei subsp. pinetorum John Thomas Howell 1951-6-28 27715 Plumas Eureka Peak 2255 Comment
  CHSC36853  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-21 4895 Plumas Around s end of Bachs Creek Ridge. Ca. 5 mi se of Quincy. 1752 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
  JEPS80888  Castilleja applegatei subsp. pinetorum M. S. Taylor 1981-8-19 4214 Plumas ca 1 mi w Sloat (0.5 mi e of Bell Creek, s side of Rd 23N10); Blue Nose Mt. Quad. 1341 Comment
  JEPS81464  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-4 4921 A Plumas ca 1 mi nw Taylor Rock (on Taylor Creek, ca 7 air mi ne of Quincy); Greenville SE Quad., Taylor Creek 1981 Comment
  UC1031229  Castilleja applegatei subsp. pinetorum A. Lewis 1934-6-12 479 Plumas Little Grass Valley; Plumas National Forest, Downieville Quad. 1524 Comment
  UC174719  Castilleja applegatei subsp. pinetorum A. A. Heller and P. B. Kennedy 1907-7-3 8701 Plumas hills above Red Clover Valley Comment
  SEINET13737583  Castilleja campestris W. Harnach, N. Harnach 1990-5-27 326 Plumas Sierra Valley, Harriot Lane, one mile S of Dyson Lane. Comment
  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
  CHSC97601  Castilleja lacera Lowell Ahart; John Dittes 2007-6-16 14136 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  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
  JEPS89165  Castilleja miniata W. L. Jepson 1939-7-31 19315 Plumas 2 mi from Spanish Peak summit 2042 Comment
  UC577662  Castilleja miniata F. W. Embree 1934-6-6 74 Plumas s slope Buck Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  UCR3559  Castilleja miniata Wm. Horn Jr. 1963-8-11 630811- 2 Plumas Meadow Valley Creek, 50 feet west of Schnieder Creek Road 1169 Comment
  RSA103936  Castilleja miniata Herbert McLean Evans 1922-07 s.n. Plumas Willow Lake. Mt. Lassen National Park. Comment
  CDA14769  Castilleja miniata subsp. miniata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3356 Plumas 0.25 mile east of Bucks summit on Bucks Lake Road. 1670 Comment
  CHSC62586  Castilleja miniata subsp. miniata B. Castro; L. P. Janeway 1987-7-17 138 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. 1584 Comment
  JEPS102354  Castilleja miniata subsp. miniata Lowell Ahart 2001-7-19 8946 Plumas about 2 1/2 air miles SE of Pilot Peak (Hopkins Creek, about 100 yds. NW of East Branch, about 1/2 air miles S of Turkey Town) 1828 Comment
  JEPS95383  Castilleja miniata subsp. miniata Lowell Ahart 1994-7-22 7487 Plumas S of the Pacific Crest Trail, on N side of Mount Etna 1981 Comment
  HSC93303  Castilleja miniata subsp. miniata Vernon H. Oswald, L. Ahart 1996-8-1 8141 Plumas FS 27N16 on the S slope of Dyer Mtn. at a branch of Second Water Trough Creek, about 1.5 mi. NW of Hauns Meadow, 1.5 mi. SE of Dyer Mtn. Lookout , N of Hwy. 89, E of Lake Almanor. 1707 Comment
  JEPS83445  Castilleja pruinosa G. L. Stebbins 1986-6-29 C 610 Plumas above Meadow Valley Comment
  CDA34646  Castilleja tenuis L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16135 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. Comment
  CHSC87872  Castilleja tenuis Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11052 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
  JEPS81472  Castilleja tenuis M. S. Taylor 1982-7-8 4800 Plumas ca 1 mi sw Beckwourth (on Ramelli Ranch, on s side of Feather River in dry edges); Portola Quad. 1487 Comment
  RSA726351  Castilleja tenuis L. Ahart, John Dittes 2007-6-16 14127 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  UCD169860  Castilleja tenuis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16135 Plumas Meadow on west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  UCD123064  Castilleja tenuis L. P. Janeway 1996-6-5 5001 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch: northwest corner of Sierra Valley: 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine. 1488 Comment
  CAS-BOT-BC47869  Ceanothus cordulatus Alice Eastwood 1927-6-15 14596 Plumas On road to Long Valley Comment
  CAS-BOT-BC48616  Ceanothus cordulatus M. B. Kildale 1926-9-11 2727 Plumas Juniper Lake 2054 Comment
  SEINET194976  Ceanothus cordulatus A. A. Heller 1938-6-4 15138 Plumas South of Chester 1311 Comment
  UC1070973  Ceanothus cordulatus D. Axelrod 1934-6-4 8 Plumas sw La Porte; Downieville quad 1645 Comment
  UCD111404  Ceanothus cordulatus J. M. Tucker 1948-7-24 1729 Plumas 1/2 mile northeast of Camel Peak. Comment
  CAS-BOT-BC47863  Ceanothus cordulatus John Thomas Howell 1960-7-20 35741 Plumas Lassen Volcanic Nat'l Park, Boiling Springs Lake 1798 Comment
  UC338008  Ceanothus cuneatus var. cuneatus Lemmon 1889-5-27 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
  CHSC82356  Ceanothus integerrimus Lowell Ahart 2002-7-6 9844 Plumas On the west side of the dirt road and east of the large meadow, 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
  HSC18301  Ceanothus integerrimus L. S. Rose 1967-7-10 67153 Plumas 3 mi W of Keddie, Butterfly Valley 1098 Comment
  CAS-BOT-BC51043  Ceanothus integerrimus var. macrothyrsus Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  HSC18318  Ceanothus prostratus R. S. White 1965-5-15 76 Plumas 40 mi W of Chester on Hwy. 36 Comment
  POM172719  Ceanothus prostratus J. G. Lemmon 1889-06 s.n. Plumas Sierra Valley Comment
  UC1071281  Ceanothus prostratus R. Roseberry 1934-11-14 15 Plumas 1 1/2 mi s Otis Ranch; Plumas National Forest, Downieville Quad. Comment
  UCD23355  Ceanothus prostratus E. W. Jameson 1949-4-25 s.n. Plumas Expt. Station, 4 mi. north of Quincy. 1066 Comment
  UCD69666  Ceanothus prostratus Ernie Bell 1982-5-23 28 Plumas West end of Snake Lake about 10 miles south of Quincy; yellow pine forest community dominated by pines; dry, sandy loam soil with a light canopy; herb,4-5 cm tall, flower purple. 1219 Comment
  CAS-BOT-BC52165  Ceanothus pumilus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2463 Plumas Across road from Overnight Camp 1097 Comment
  CAS-BOT-BC52167  Ceanothus pumilus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-8 1801 Plumas Near road about a mile toward valley proper from pond reservoir 1082 Comment
  RSA31120  Ceanothus velutinus A. A. Heller 1915-7-7 12069 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks in the forest. 1677 Comment
  SD7227  Ceanothus velutinus Mrs. R. M. Austin June 1882 Plumas Big Meadows Comment
  UC1071487  Ceanothus velutinus R. Roseberry 1934-11-4 6 Plumas 1.5 mi ne Johnsville; Plumas National Forest, Downieville quad. Comment
  CAS-BOT-BC63191  Ceanothus velutinus var. velutinus L. P. Janeway 1989-6-15 3324 Plumas NE-facing slopes on flank of Crocker Mtn. above Red Clover Valley. 1722 Comment
  CHSC96847  Ceanothus velutinus var. velutinus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14051 Plumas Steep north slope, about 100 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  UC567215  Ceanothus velutinus var. velutinus E. Sawyer 1935-6-14 111 Plumas 2 miles northeast of Kerby 1645 Comment
  CDA42382  Centaurea maculosa D. G. Kelch 2012-9-2 12 .38 Plumas Portola. South of Portola Grade School. Comment
  JEPS102414  Centaurea stoebe subsp. micranthos Lowell Ahart and Vernon H. Oswald 2001-7-11 8887 Plumas S side of Hwy 89, W of spillway on the dam at Lake Almanor 1374 Comment
  CHSC2413  Cephalanthera austiniae R. Carter 1965-6-21 248 Plumas Found on E side of Oroville-Qincy Rd. 3.05 mi. N of Buckeye Water Hole, ca. 10' from road. 1219 Comment
  CDA5731  Cerastium arvense L. Ahart, R. K. Rabeler, L. P. Janeway, L. Hanson 2005-4-2 11751 Plumas On the south side of Highway 70, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area. Comment
  CAS-BOT-BC388192  Cerastium fontanum John Thomas Howell 1961-9-23 36883 Plumas Lights Creek Canyon below Englemine 1097 Comment
  RSA405411  Cercis occidentalis Bonnie C. Templeton 1967-4-24 s.n. Plumas Feather River Canyon, near Storrie Comment
  UC614644  Chaenactis douglasii var. douglasii L. Constance 1938-6-9 2311 Plumas 7.3 mi s Quincy; Middle Fork of the Feather River 1219 Comment
  JEPS51922  Chamaesyce serpyllifolia W. L. Jepson 1939-8-7 18346 Plumas Meadow Valley 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
  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
  SEINET10529940  Cheilanthes siliquosa Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4473 Plumas T26N R9E nw/ne sec 7. Almanor NE quad. On serpentine, both sides of spur rd off 26N18, ca. 0.5 mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 5500 ft. 1676 Comment
  SEINET4171891  Chenopodium atrovirens W. Harnach, N. Harnach 2000-8-23 989 Plumas 1 mile east of the intersection of Dyson Lane and County Road A-24, on Dyson Lane 1494 Comment
  UC1136367  Chenopodium atrovirens C. W. Hanks 1934-8-13 43 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  JEPS90822  Chenopodium murale Dean Wm. Taylor with Glenn L. Clifton 1992-8-23 13221 Plumas 3.3 mi w of Crescent Mills (East Branch Feather River, Feather River Watershed); East Branch Feather River 1021 Comment
  RSA724942  Chenopodium pumilio L. Ahart 2006-10-8 13413 Plumas On east bank of Chips Creek, SE of the bridge of Hwy 70, on the N side of the North Fork of the Feather River, about 1.25 miles SW of Belden. 715 Comment
  CDA23405  Chenopodium simplex L. Ahart 1975-9-13 Plumas Sierra Nevada; Near Bunker Hill Mine, about 2 miles southwest of Blue Nose Mountain. Comment
  CHSC47402  Chenopodium simplex Lowell Ahart 1977-7-26 1500 Plumas On the mountain side west of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC452236  Chimaphila umbellata Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1603 Plumas Butterfly Botanical Area and Vicinity: Fern Glen 1097 Comment
  CAS-BOT-BC452243  Chimaphila umbellata Mrs. Jos. Clemens 1919-10-14 s.n. Plumas Greenville Comment
  CDA18460  Chimaphila umbellata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3211 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  CHSC101928  Chimaphila umbellata Lowell Ahart; John Dittes 2009-7-14 16060 Plumas On dry soil, near a 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
  JEPS58867  Chimaphila umbellata W. L. Jepson 1924-7-24 10634 Plumas Rich Point 914 Comment
  RSA794795  Chimaphila umbellata L. Ahart, John Dittes 2009-7-14 16066 Plumas On sides of Forest Service Road 27N92, about 1.9 air miles southeast of Seneca, about 6 air miles south of Lake Almanor Reservoir Dam. 1678 Comment
  CDA28674  Chorispora tenella G. D. Barbe 1981-6-23 3090 Plumas East Quincy; vacant lot east of Lariat Lodge. 0 Comment
  HSC100127  Chorispora tenella G. D. Barbe 1981-6-23 3090 Plumas East Quincy; vacant lot E. of Lariat Lodge. Comment
  UCR123995  Chrysanthemum leucanthemum George K. Helmkamp, E. A. Helmkamp 2001-7-6 6852 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  CAS-BOT-BC36260  Chrysolepis sempervirens Mrs. H. C. Cantelow 1938-7-3 s.n. Plumas 1.5 miles south of Prattville, near Lake Almanor 1432 Comment
  UC1135230  Chrysolepis sempervirens C. W. Hanks 1934-8-9 30 Plumas mtns n Sierra Valley; Plumas National Forest, Sierraville Quad. 2072 Comment
  UC1135252  Chrysolepis sempervirens R. Roseberry 1934-11-4 9 Plumas 1 mi ne Johnsville; Plumas National Forest, Downieville Quad. 1493 Comment
  RSA126613  Chrysothamnus nauseosus subsp. albicaulis C. G. Albertus 1935-10-11 293 Plumas 2.9 miles NE of Loyalton 1524 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
  UC203264  Chrysothamnus viscidiflorus subsp. viscidiflorus I. M. Johnston 1919-9-2 2182 Plumas Portola Comment
  CHSC113614  Circaea alpina subsp. pacifica Lowell Ahart 2014-8-31 19804 Plumas In an unnamed drainage, 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. 1536 Comment
  SD46609  Circaea alpina subsp. pacifica Robert J. Weatherby 1955-8-6 1678 Plumas United States Forest Service Camp, Meadow Valley 1157 Comment
  CHSC46671  Cirsium arvense Vernon H. Oswald 1988-8-5 3626 Plumas Yellow Creek Campground in Humbug Valley, ca. 13 mi (air) s of Chester. Bank of Yellow Creek. 1316 Comment
  CDA17241  Cirsium cymosum G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16344 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
  SDSU3769  Cirsium cymosum R. M. Beauchamp 1965-7-17 Plumas Along Calif. St. Hwy. 32 near Plumas Co. line. Comment
  CAS-BOT-BC278100  Cirsium douglasii var. breweri John Thomas Howell 1960-7-18 35611 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SD8767  Cirsium douglasii var. breweri Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  CAS-BOT-BC285540  Cirsium occidentale var. candidissimum Emily McPherson 1976-11-7 76- 32 -3 Plumas 5 miles north of Beckwourth 2055 Comment
  CAS-BOT-BC285544  Cirsium occidentale var. candidissimum John Thomas Howell 1959-9-24 34915 Plumas Crescent Mills 1066 Comment
  CAS-BOT-BC280431  Cirsium ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Rd., just N/Co. line 7.3 mi S/Vinton Comment
  CHSC79670  Cirsium scariosum B. Villegas 1999-7-8 Plumas Northern California, Sierra Nevada. Shoreline at Crystal Pt., Frenchman's Lake. Comment
  SEINET7836795 Image available Cirsium scariosum W. Harnach, N. Harnach 1990-6-13 376 Plumas 0.75 miles W of Beckwourth, Ramelli Ranch (USFS); Sierra Valley 1487 Comment
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Jun 6 2018
  CDA18940  Cirsium scariosum var. americanum B. Villegas 1999-7-8 990111 Plumas Sierra Nevada; Crystal Point, Frenchman's Lake, 13 mi NE of Chilcoot and Hwy 70. 1706 Comment
  CAS-BOT-BC286520  Cirsium undulatum J. R. Keck; R. Swanson 1967-8-17 s.n. 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. Comment
  CAS-BOT-BC285836  Cirsium vulgare John Thomas Howell 1960-7-20 35755 Plumas Lassen Volcanic National Park. Boiling Springs Lake 1798 Comment
  CAS-BOT-BC228901  Cistanthe umbellata Lewis S. Rose 1954-5-30 54074 Plumas Johnsville 1600 Comment
  CAS-BOT-BC228713  Cistanthe umbellata Anna Head 1921-7-7 s.n. Plumas East Pk., Feather River Region Comment
  CHSC72452  Clarkia lassenensis L. P. Janeway 1995-7-11 4852 Plumas Along Road 24N12 (to Smith Peak) 1.8 mi northwest of Hwy 70; about 4 mi west of Portola. On east side of the road. 1554 Comment
  SEINET10453153  Clarkia lassenensis Mary Susan Taylor 1982-6-2 Taylor 4607 Plumas T24N R10E ne/sw sec 25. Spring Garden quad. Ne side of Spring Garden Overpass, 7.5 mi se of Quincy. 4000 ft. 1219 Comment
  SEINET10492512  Clarkia mildrediae Robert A. Schlising 1980-6-24 Schlising 3778 Plumas O.3 mile S of Rock Creek Powerhouse, along Hwy 70 in canyon of North Fork, Feather River; T24N, R6E, sec 30; elev. ca 1600 feet; forest of Pinus ponderosa, Pseudotsuga menziesii, Quercus kelloggii, Quercus chrysolepis; on crumbling granite at roadside, with Mimulus bifidus, Linanthus filipes, Gilia capitata, Keckiella breviflora. 490 Comment
  CHSC71146  Clarkia mildrediae subsp. lutescens L. P. Janeway 1993-7-22 4468 Plumas About 1.5 mi west of Meadow Valley; along Big Creek Road (Road 423) 0.1 mi from Oroville-Quincy Hwy. Road cutbank. 1243 Comment
  CHSC71147  Clarkia mildrediae subsp. lutescens L. P. Janeway 1993-7-22 4469 Plumas Along Oroville-Quincy hwy 0.9 mi west of Grizzly Creek. South-facing road cutbank. 1621 Comment
  JEPS108894  Clarkia mildrediae subsp. lutescens Lowell Ahart 2006-7-9 12920 Plumas Below an open ridge, about 100 yards north of the paved basalt road, about 4 miles (air) northwest of Tamarack Flat, about 6 miles (air) northwest of Little Grass Valley Reservoir 1650 Comment
  RSA0004428  Clarkia mildrediae subsp. lutescens L. P. Janeway 1995-7-29 4881 Plumas Along Oroville-Quincy Hwy 0.9 mi west of Grizzly Creek. 1622 Comment
  CAS-BOT-BC163282  Clarkia mildrediae subsp. mildrediae A. A. Heller 1940-6-5 15708 Plumas Along State Highway #24, near Buck's Creek power house Comment
  UC725468  Clarkia purpurea A. A. Heller 1938-7-2 15234 Plumas just n Quincy (along highway near the bridge over creek); Spanish Creek Comment
  UC127442  Clarkia purpurea subsp. quadrivulnera A. A. Heller with P. B. Kennedy 1907-7-12 8827 Plumas between Taylorville and Crescent Mills Comment
  CAS-BOT-BC164931  Clarkia rhomboidea Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Indian Valley Road Comment
  CAS-BOT-BC165390  Clarkia stellata John Thomas Howell 1926-7-20 2081 Plumas Near Prattville 1463 Comment
  CHSC70763  Clarkia stellata L. P. Janeway 1995-6-25 4816 Plumas 0.3-0.5 mi east of the road from Prattville to Butt Reservoir, about 2 mi southwest of Prattville and Lake Almanor. 1438 Comment
  CHSC71392  Clarkia stellata Vernon H. Oswald 1998-7-13 9265 Plumas Humbug Rd. 0.1 mi south of the split in Humboldt-Humbug Rd. ca. 0.75 mi south of Hwy. 89 at Lake Almanor. 1414 Comment
  POM181045  Clarkia stellata A. A. Heller, P. B. Kennedy 1907-7-9 8813 Plumas Prattville. Comment
  RSA0059947  Clarkia stellata L. P. Janeway 1995-7-11 4851 Plumas High Sierra Nevada. Along west side of Road 24N12 (road to Smith Peak) 1.8 miles northwest of Highway 70; about 4 miles west of Portola 1555 Comment
  CHSC41963  Claytonia lanceolata Lowell Ahart 1986-6-4 5325 Plumas On damp broken serpentine, 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-west of La Porte. 1828 Comment
  CHSC43718  Claytonia lanceolata Vernon Oswald 1984-6-25 1322 Plumas La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte. Growing on the wooded edge of a mountain meadow. 1889 Comment
  SEINET10863161  Claytonia lanceolata Mary Susan Taylor, G. Rotta 1981-6-18 Taylor 3936 Plumas T25N R12E nw/se sec 34. Grizzly Valley quad. Snow ponds, SE side of Mt Ingalls, ca. 14 air mi N of Blairsden. 7300 ft elev. 2225 Comment
  SEINET10572738  Claytonia rubra Mary Susan Taylor 1982-5-23 Taylor 4510 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  CAS-BOT-BC443800  Claytonia rubra subsp. rubra Alice Eastwood 1927-6-11 14478 Plumas United States Forest Reserve. Forest Lodge near Greenville Comment
  JEPS87718  Clintonia uniflora Lowell Ahart 1994-6-17 7345 Plumas ca. 1 mi. e. Sly Creek Reservoir (e. side of Sly Creek, ca. 1 mi. n. of Schwartz Meadow) 1097 Comment
  CHSC101788  Collinsia rattanii Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15859 Plumas Northwest of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  POM279758  Collomia grandiflora Lyman Benson 1932-7-29 3993 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  UC1552743  Collomia grandiflora Frederica Bowcutt 1985-6-6 553 Plumas along Beckwourth Genesee Road about 1 <air?> mi ne Drum Bridge (about 15 air mi ne of Quincy, s-facing road bank); Plumas National Forest Comment
  SEINET10869743  Collomia grandiflora Mary Susan Taylor 1981-7-6 Taylor 3977 Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  CHSC63261  Collomia tinctoria Lowell Ahart 1994-6-15 7327 Plumas On the west side of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  RSA164299  Collomia tinctoria Clare B. Hardham 1961-6-16 7495 Plumas Engelmine 1829 Comment
  UC170960  Collomia tinctoria H. M. Hall 1912-7-11 9337 Plumas Mt. Elwell 2103 Comment
  UCD118260  Collomia tinctoria W. R. Powell 1968-7-2 1602 Plumas Along road around southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  CAS-BOT-BC157361  Comarum palustre Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  CAS-BOT-BC286171  Conyza canadensis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1457 Plumas Butterfly Botanical Area and vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  CHSC46694  Corallorhiza maculata Vernon Oswald 1983-8-17 1000 Plumas Pacific Crest Trail, ca. 2000 ft e of Humboldt Summit. 2011 Comment
  RSA101458  Corallorhiza maculata R. Weatherby 1955-7-2 1580 Plumas Wilcox Valley 1921 Comment
  RSA101511  Corallorhiza maculata R. Weatherby 1955-7-4 1594 Plumas Across Rock Creek, 0.5 mile below Deane Valley, near Meadow Valley 1341 Comment
  SEINET4676259  Cordylanthus bolanderi Lewis S. Rose 1966-7-26 66047 Plumas Butterfly Valley, 3 miles west of Keddie.; 0 1067 Comment
  CHSC62131  Cordylanthus tenuis subsp. tenuis L. P. Janeway 1993-7-28 4475 Plumas Plumas National Forest. Top of ridge on southwest side of South Branch Ward Creek. Along mining access road 3.4 mi southeast of Genesee Valley. 1584 Comment
  JEPS107608  Cordylanthus tenuis subsp. tenuis Lowell Ahart, Josephine Guardino 2005-8-10 12300 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  JEPS48455  Cordylanthus tenuis subsp. tenuis Lewis S. Rose 1966-7-26 66047 Plumas 3 mi w Keddie; Butterfly Valley 1066 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
  SEINET10548993  Cordylanthus tenuis subsp. tenuis Mary Susan Taylor 1982-9-8 Taylor 5117 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CAS-BOT-BC209429  Cornus nuttallii Walter Knight; Irja Knight 1967-5-22 1813 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1112 Comment
  CHSC21081  Cornus nuttallii F. T. Griggs; A. Pass 1975-7-2 50 Plumas Buck's Lake Forest Service Survey. Comment
  NY42172  Cornus nuttallii J. B. Walker 1994-8-3 873 Plumas On La Porte Rd, 15km S of junction with Hwy 70 1500 Comment
  CAS-BOT-BC210316  Cornus sericea John Thomas Howell 1955-7-20 30842 Plumas Mohawk 1371 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
  JEPS104102  Cornus sericea subsp. sericea Lowell Ahart 2003-8-13 10505 Plumas On the w side of Hopkins Creek, ca 10 yd south of where Hopkins Creek forks, ca 1/8 mi south of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain, ca 10 1/2 mi (air) ne of La Porte. 1524 Comment
  CHSC81112  Crassula aquatica Lowell Ahart 2001-8-28 9213 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CAS-BOT-BC290321  Crepis Clare B. Hardham 1975-8-2 20484 Plumas Black Mt. 2133 Comment
  CHSC56844  Crepis intermedia L. P. Janeway; Garrett Gibson 1991-7-18 4074 Plumas Plumas National Forest. North side of Grizzly Valley ca 1 mi east of Lake Davis. Slope on north side of County Road. 1783 Comment
  SBBG33894  Crepis intermedia L. S. Rose 1969-6-24 Plumas Butterfly and Spanish Crks 853 Comment
  CAS-BOT-BC291562  Crepis intermedia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1580 Plumas Roadside near mouth of Butterfly Creek, Butterfly Botanical Area and Vicinity 1036 Comment
  UC346537  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-23 181 Plumas along hwy about 2 or 3 mi e Meadow Valley (en route to Quincy) Comment
  UC346557  Crepis intermedia E. B. Babcock 1928-6-15 160 Plumas nr. hwy about 200 yd above Spring Garden P.O. Comment
  UC346563  Crepis occidentalis subsp. conjuncta E. B. Babcock 1928-6-14 154 Plumas Gray Eagle Resort; gully near bath house Comment
  CDA17232  Crepis pleurocarpa G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16335 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
  CHSC102476  Crepis pleurocarpa L. P. Janeway 2009-8-13 9926 Plumas Northern High Sierra Nevada. Plumas National Forest; eastern end of Red Mountain, 430 m south-southeast of the Buckhorn survey monument. 1909 Comment
  CAS-BOT-BC290858  Crepis pleurocarpa G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-6 2188 Plumas 2 mi. east of Meadow Valley on road to Quincy 1150 Comment
  CAS-BOT-BC189303  Cryptantha Clare B. Hardham 1975-8-2 20491 Plumas Black Mountain 2133 Comment
  CAS-BOT-BC189310  Cryptantha John Thomas Howell 1977-8-11 s.n. Plumas Little Last Chance Creek canyon, N of Chilcoot 1676 Comment
  SEINET12514810  Cryptantha affinis T. S. Brandegee 1892-7-4 s.n. Plumas Prattville. Comment
  POM368162  Cryptantha affinis Dorothy Davis 1923-08 s.n. Plumas Near Gold Lake. 2439 Comment
  CAS-BOT-BC189327  Cryptantha circumscissa John Thomas Howell 1962-6-19 37851 Plumas The Buttes, N Sierra Valley 1493 Comment
  UC1586411  Cryptantha milobakeri Vernon H. Oswald and Lowell Ahart 1991-6-18 4681 Plumas ca 4 mi (air) n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd)) 1609 Comment
  JEPS95557  Cryptantha simulans Lowell Ahart 1994-7-7 7460 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 2011 Comment
  JEPS98964  Cryptantha simulans Lowell Ahart 2001-7-17 8912 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  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
  SBBG122934  Cryptantha torreyana B. Ertter 1988-7-25 7846 Plumas Snoring Springs, 0.5 mi N of Diamon Mtn-Greenville-Red Rock jct; Diamond Mtns 1981 Comment
  CDA18483  Cryptantha torreyana G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3234 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  SEINET1869803  Cryptantha torreyana Barbara Ertter 1988-1 7846 Plumas Diamond Mts. Ca 12 airmiles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville-Red Rock jct, meadow in mixed conifer forest 1981 Comment
  CAS-BOT-BC80527  Cupressus bakeri C. R. Quick; H. F. Wilcox 1962-10-1 62 -1 Plumas 1-1/2 miles west of Wheeler Peak 1996 Comment
  CHSC33924  Cupressus bakeri M. S. Taylor 1981-8-13 4175 Plumas N and NE side of w flank of Wheeler Peak ridge, ca. 5 air mi n of Genesee. 1981 Comment
  NY16593  Cupressus bakeri J. Kusano 1987-9-29 428 Plumas Plumas National Forest, Greenville Ranger District, near Mud Lake 2042 Comment
  NY16614  Cupressus bakeri M. Wickman 1980-5-7 s.n. Plumas Plumas National Forest 2042.2 Comment
  SEINET10866997  Cupressus bakeri Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4175 Plumas T26n R11E ne 1/4 sec 23. Genesse Valley quad. Open sage- brush area on top of hill N & NE side of W flank of Wheeler Peak Ridge, ca 5 air mi N of Genesse. 1980 Comment
  CHSC61044  Cuscuta californica var. breviflora Vernon H. Oswald; Lowell Ahart 1993-8-3 5762 Plumas Hay Meadow located at the N end of 30N25 on the S edge of the Caribou Wilderness, ca. 9 mi (air) N of Lake Almanor. 1950 Comment
  CHSC99804  Cuscuta californica var. breviflora Lowell Ahart 2008-8-13 15190 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Glass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1598 Comment
  JEPS104188  Cuscuta occidentalis Lowell Ahart 2003-9-7 10563 Plumas On the e side of the dirt road, ca 50 yd se of the Pacific Crest Trail, on Bunker Hill Ridge, ca 1 mi (air) se of Pilot Peak, ca 9 mi (air) ne of La Porte. 2038 Comment
  UCD127379  Cymopterus terebinthinus var. californicus M. S. Taylor; H. Swanson 1982-8-11 4967 Plumas On ridge between Florentine Canyon and Spencer Lakes, ca. 5 miles southwest of Johnsville. 2133 Comment
  CDA5640  Cynoglossum officinale L. Ahart 2001-7-17 8910 Plumas On the sides of a poor logging road, east of a small branch of Butte Creek, about 2 1/2 miles (air) north of Humboldt Summit. Comment
  CHSC81167  Cyperus squarrosus Lowell Ahart 2001-8-29 9249 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS113934  Cyperus squarrosus W. and N. Harnach 2000-8-2 969 Plumas Sierra Valley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23, South of Beckwourth, CA (Sierra Valley Farms) Comment
  SEINET7582966 Image available Cyperus squarrosus Unknown 1969-9-6 39231 Plumas Along Feather River, 1 mi SW of Beckwourth. 1356 Comment
  CAS-BOT-BC70667  Cystopteris fragilis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1458 Plumas Near bed of Spanish Creek adjacent to confluence of Butterfly Creek 883 Comment
  CHSC44604  Cystopteris fragilis Vernon Oswald 1983-8-17 1002 Plumas Pacific Crest Trail ca. 2500 ft e of Humboldt Summit. 2011 Comment
  CHSC81341  Cystopteris fragilis L. P. Janeway 1996-5-7 4963 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 0.3 mi northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. 902 Comment
  CAS-BOT-BC189844  Dactylis glomerata John Thomas Howell 1960-7-22 35878 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC189660  Danthonia californica Anna Head 1921-7-1 s.n. Plumas Feather River Region. Lake Center Camp. Comment
  CAS-BOT-BC189664  Danthonia californica David D. Keck 1944-7-8 5440 Plumas Sierra Nevada. East end of Lake Almanor, east side of dam. 1341 Comment
  CAS-BOT-BC189665  Danthonia californica David D. Keck 1944-7-8 5431 Plumas Sierra Nevada. 5 miles north of Quincy, on road to Keddie. 1005 Comment
  UCD61021  Danthonia californica var. americana G. L. Stebbins Jr. 1939-7-6 2895 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  SEINET10598270  Danthonia californica var. americana Alan A. Beetle 1941-6-28 Beetle 2772 Plumas W side of Lake Almanor, mountain meadow in open Pin Forest. Assoc. Crepis, Sanicula tuberosa, Phacelia. 1829 Comment
  UC641638  Danthonia unispicata G. L. Stebbins Jr. 1939-7-7 2913 Plumas 1.7 mi e Meadow Valley (on road to Quincy) Comment
  CHSC1625  Darlingtonia californica R. Calkins 1932-7-1 Plumas Na Wak Wa, near Longville. ... Field redacted by CHSC, contact the data manager for more information 1310 Comment
  CHSC37008  Darlingtonia californica M. S. Taylor 1982-8-23 5034 Plumas Under PGE wire between dirt rd and Feather River, ... Field redacted by CHSC, contact the data manager for more information 853 Comment
  SEINET7286676 Image available Darlingtonia californica Stephen L. Clement 1973-1 68- 5 -26 Plumas 1.4 miles wset of Keddie 1036 Comment
  UC196115  Darlingtonia californica unknown June, 1884 Plumas Quincy Comment
  UCD119073  Darlingtonia californica Barry Rice 2010-6-10 BR 100603 Plumas Big Blackhawk Creek. Comment
  RSA0021441  Darlingtonia californica Dorothy Davis 1923-08 s.n. Plumas Near Feather River 1829 Comment
  SBBG2173  Delphinium nudicaule H. and M. Dearing 1939-5-9 3321 Plumas near Quincy Comment
  UC176192  Delphinium nudicaule A. A. Heller 1913-6-13 10836 Plumas near Marston Station 1066 Comment
  CAS-BOT-BC116104  Delphinium nuttallianum A. L., Mrs. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC116105  Delphinium nuttallianum John Thomas Howell 1960-7-22 35898 Plumas Devil's Kitchen to Drakesbad 1828 Comment
  CHSC52530  Delphinium nuttallianum L. P. Janeway 1990-7-6 3776 Plumas Plumas National Forest. Near Emigrant Creek and about 1/10 mi south of Little Grizzly Creek. 1767 Comment
  CHSC87629  Delphinium nuttallianum Lowell Ahart; Josephine Guardino 2004-5-24 10939 Plumas On the east side of a logging road, about 200 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1224 Comment
  CAS-BOT-BC116126  Delphinium nuttallianum Clare Butterworth Hardham 1961-6-16 7474 Plumas Diamond Peak. Edge of woods near tree line. Comment
  SEINET10506846  Deschampsia Mary Susan Taylor 1981-7-6 Taylor 3969 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  CHSC116384  Deschampsia cespitosa Sara M. Taylor; Scott Batiuk, Kendra Sikes 2012-7-16 41 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd. intersection. On foot, cross to the north side of the river and head WNW. UTM zone 10, 4423080 N, 652386 E. 1890 Comment
  CAS-BOT-BC192442  Deschampsia cespitosa subsp. cespitosa David D. Keck 1944-7-8 5432 Plumas 5 mi. N. of Quincy, on road to Keddie 1005 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
  JEPS76239  Deschampsia cespitosa subsp. cespitosa W. L. Jepson 1939-8-14 19418 Plumas Willow Creek 1828 Comment
  RSA718527  Deschampsia cespitosa subsp. cespitosa L. P. Janeway, B. Castro 2006-9-9 8881 Plumas West shore of Jedidiah Colter Lake ( between Blue Lake and North Arm Rice Creek) High Cascade Range. 1981 Comment
  CAS-BOT-BC198162  Deschampsia danthonioides Catherine Best 1979-6-6 s.n. Plumas On Highway 89, 2 miles west of spring Garden Comment
  CHSC53723  Deschampsia danthonioides L. P. Janeway 1989-7-7 3462 Plumas Plumas National Forest. Near to Lava Spring, just off the NE side of Red Clover Valley. Along edge of a meadow below the spring. 1737 Comment
  SEINET10933459  Deschampsia danthonioides Lawrence P. Janeway 1989-1 Janeway 3462 Plumas Crocker Mtn. quad T24N, R14E, NE1/4 of sec. 10. Near to Lava Spring, just off the NE side of Red Clover Valley. 1737 Comment
  CHSC40275  Deschampsia elongata Lowell Ahart 1985-7-3 5100 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/2 miles north-east of La Porte. 1584 Comment
  CHSC97110  Deschampsia elongata Lowell Ahart; Josephine Guardino 2007-7-21 14382 Plumas Sides of a small drying stream, about 60 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  JEPS114928  Deschampsia elongata Lowell Ahart 2008-7-16 15093 Plumas Northwest edge of a small meadow (swamp) about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  RSA0011861  Deschampsia elongata Joan Stewart 2000-06 1035 Plumas Plumas National Forest Comment
  CAS-BOT-BC43083  Descurainia longipedicellata John Thomas Howell 1962-6-18 37813 Plumas Sierra Nevada. Sierra Valley 5 miles south of Beckwourth. 1493 Comment
  UC855120  Dicentra formosa Herbert A. Thomas 1936-6-4 87 Plumas Meadow Valley Creek; near creek fork on road to Camp Califorest 1158 Comment
  CAS-BOT-BC402454  Dicentra formosa subsp. formosa Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC402455  Dicentra formosa subsp. formosa John Thomas Howell 1960-7-20 35719 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC55723  Dicentra formosa subsp. formosa Steven Triano 1988-4-17 51 Plumas Along unnamed tributary to North Fork Feather River, ca 0.1 mi S of Rock Creek Dam and 40 ft W of Hwy 70 640 Comment
  CHSC63259  Dicentra pauciflora Lowell Ahart 1994-6-12 7318 Plumas Near Cedar Flat, on the west side of Faggs Mine Road, southwest of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake. 1706 Comment
  CAS-BOT-BC402544  Dicentra pauciflora Forest Sheehan 1972-6-14 s.n. Plumas Onion Valley Comment
  CAS-BOT-BC242668  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7157 c Plumas Lassen National Park, Devils Kitchen, Hot Springs Creek canyon, 1.5 miles W. of Drakesbad 1859 Comment
  JEPS103492  Dichanthelium acuminatum subsp. fasciculatum Lowell Ahart 2002-7-2 9817 Plumas On the bottom of the water holding pond, ca 150 yards N of Forest Road 22N94, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1597 Comment
  RSA184938  Dichanthelium acuminatum var. fasciculatum L. S. Rose 1966-7-27 66070 Plumas Butterfly Valley, 3 miles w. of Keddie 1067 Comment
  CAS-BOT-BC502667  Dichelostemma multiflorum Clarence R. Quick 1952-6-29 52 -71 Plumas Summit of road between Belden and Humbug Valley 1486 Comment
  SD64331  Dieteria canescens Darley F. Howe 1966-8-24 Plumas Northeast of Lake Almanor. 1675 Comment
  CHSC62432  Dieteria canescens var. canescens L. P. Janeway 1993-8-12 4520 Plumas Plumas National Forest. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. 1487 Comment
  JEPS40712  Dieteria canescens var. shastensis W. L. Jepson 1939-8-12 19384 b Plumas Black Mountain 1981 Comment
  CAS-BOT-BC290983  Dieteria canescens var. shastensis M. S. Taylor 1982-6-28 4782 Plumas Ramelli Ranch, at gate on Calpine Rd, ca. 1/4 mi s of Hwy 70, ca. 1 mi sw of Beckwourth 1487 Comment
  SD134634  Diplacus grandiflorus David M. Thompson 1992-6-9 1120 Plumas Just NE of bridge over North Fork of Feather River, 2.0 mi NE of Elephant Butte Tunnel along Hwy 70 518 Comment
  CAS-BOT-BC151853  Diplacus mephiticus David D. Keck 1932-7-6 1714 Plumas Eight miles north of Greenville on road to Prattville - Sierra Nevada 1463 Comment
  CHSC101792  Diplacus mephiticus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15853 Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CAS-BOT-BC151255  Diplacus torreyi H. C. Cantelow 1938-7-4 2320 Plumas Flatiron Ridge, Drakesbad Comment
  UC1025075  Dodecatheon alpinum Leo Whitney 1934-8-19 1593 Plumas ca 10 mi nw Portola (nw end of Big Grizzley Valley, Plumas National Forest); Plumas National Forest, Big Grizzley Valley 1828 Comment
  UC131883  Downingia bacigalupii Mrs. A. L. Coombs 1902-7-7 Plumas Prattville Comment
  UC2043146  Downingia bacigalupii Barbara Ertter 1989-7-5 8690 Plumas Coyote Flat W of Lake Almanor, 4.2 mi W of junction of Highway 89 and Highway 36. Comment
  SD120610  Downingia bacigalupii Barbara Ertter, Jeffrey Strachan 1980-7-31 3893 Plumas East side Red Clover Valley on Beckwourth-Milford Road, Plumas National Forest. 1675 Comment
  CAS-BOT-BC41396  Draba verna John Thomas Howell 1978-4-19 52855 Plumas Sierra Nevada. Eastern part of Quincy. 1036 Comment
  CHSC37029  Draba verna var. verna M. S. Taylor 1982-5-7 4415 Plumas Ramelli Ranch, near Feather River s side, ca. 1/4 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth. 1487 Comment
  UC1191516  Drosera rotundifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1446 Plumas Butterfly Valley Comment
  CAS-BOT-BC401581  Drosera rotundifolia Robert J. Weatherby 1950-7-21 1482 Plumas Butterfly Lake, Quincy district 1219 Comment
  RSA0011664  Drosera rotundifolia R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth, K. Thorne 1972-9-20 42349 Plumas Butterfly Valley Botanic Area: Partly in Plumas Nat'l Forest; near Darlingtonia Bog. 1174 Comment
  UC108327  Drosera rotundifolia Mrs. R. M. Austin 1896-1 369 Plumas Willow Lake; swamps Comment
  CAS-BOT-BC159306  Drymocallis lactea var. lactea Lyman Benson 1932-7-29 3988 Plumas Buck Lake, Feather River watershed - Sierra Nevada 2133 Comment
  SEINET3015222  Echinochloa colona L. Ahart 1997-9-11 7898 Plumas On the W edge of Caribou Rd, on the W side of the North Fork of the Feather River, about 1.8 mi S of mosquito Creek, about 5 miles (air) mortheast of Belden. 792 Comment
  CHSC34783  Echinochloa crus-galli L. Ahart 1981-9-6 3097 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CHSC81848  Echinochloa crus-galli Lowell Ahart 2001-10-16 9380 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  UCD20194  Elatine californica R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. Comment
  JEPS103527  Eleocharis acicularis Lowell Ahart 2002-7-2 9833 Plumas On the N side of Forest Road 22N94, ca 50 yards W of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1583 Comment
  SEINET11750486  Eleocharis acicularis Unknown 1985-1 5125 Plumas Little Grass Valley Reservoir, where South Fork Feather River flows in lake ca 4.25 mi NE of LaPorte 1585 Comment
  JEPS113679  Eleocharis acicularis var. acicularis Lowell Ahart, Josephine Guardino 2007-7-20 14325 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS110543  Eleocharis acicularis var. bella Lowell Ahart 2006-10-23 13486 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 1281 Comment
  CHSC82149  Eleocharis bella L. P. Janeway 2001-7-25 7389 B 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
  CHSC97089  Eleocharis macrostachya Lowell Ahart; Josephine Guardino 2007-7-21 14385 Plumas Bottom of a small stream, about 80 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  CAS-BOT-BC113108  Eleocharis obtusa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1453 Plumas In bed of Spanish Creek near confluence of Butterfly Creek. 883 Comment
  JEPS102741  Eleocharis parishii Lowell Ahart and Vernon H. Oswald 2001-7-11 8890 Plumas Meadow, on the east side of the dirt road, about 1/4 mile NW of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) NW of Greenville. 1447 Comment
  CAS-BOT-BC112089  Eleocharis quinqueflora Robert J. Weatherby 1955-6-26 1545 Plumas Mud Lake, Lakes Basin Area. 2103 Comment
  CHSC78206  Eleocharis torticulmis Lowell Ahart 2000-5-21 8383 Plumas By a small stream in the bog, about 150 feet northwest of the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1005 Comment
  SEINET10912968 Image available Eleocharis torticulmis Lawrence P. Janeway, B. Castro 2000-7-3 Janeway 6874 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. Gently sloping Darlingtonia fen. 1177 Comment
  SEINET3153457  Eleocharis torticulmis L. P. Janeway, B. Castro 2000-7-3 6876 Plumas Northern High Sierra Nevada; head of small drainage to East Branch North Fork Feather River from the southeast, vicinity of Paxton; about 1.1 km north of Butterfly Valley Botanical Area 1189 Comment
  SEINET10501559  Elodea canadensis Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4977 Plumas T22N R11E nw/se sec 26. Sierra City NW quad. Plumas-Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 5620 ft. 1713 Comment
  CAS-BOT-BC203835  Elymus X hansenii John Thomas Howell 1960-7-18 35597 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC227597  Elymus elymoides Gladys L. Smith 1959-6-20 1254 Plumas At Plumas - Sierra county line on Gold Lake to Feather River route 1828 Comment
  SBBG705  Elymus elymoides A. A. Beetle 1941-6-28 2804 Plumas St Hwy 36, 10 mi W of Chester 1524 Comment
  RSA95477  Elymus elymoides L. S. Rose 1954-5-30 54079 Plumas Beckwourth. 1524 Comment
  RSA88140  Elymus glaucus J. T. Howell 1951-6-27 7568 Plumas Johnsville; Sierra Nevada 1585 Comment
  UCD61861  Elymus glaucus John Thomas Howell 1960-7-18 35608 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC206504  Elymus glaucus subsp. glaucus John Thomas Howell 1951-6-27 27568 Plumas Johnsville - Sierra Nevada` 1584 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-BC206505  Elymus glaucus subsp. glaucus John Thomas Howell 1960-7-17 35493 Plumas Drakesbad - Lassen Volcanic National Park 1828 Comment
  CHSC117575  Elymus multisetus Lowell Ahart 2016-7-9 21094 Plumas Top and on the east side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  UCD62713  Elymus trachycaulus John Thomas Howell 1960-7-18 35547 Plumas Drakesbad. 1676 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
  CDA2053  Elytrigia repens J. T. Howell 1961-9-23 36826 Plumas Indian Valley. Comment
  CHSC1469  Enemion stipitatum S. Friday 1935-3-1 Plumas Comment
  CAS-BOT-BC392226  Enemion stipitatum Vesta Holt 1935-3-19 s.n. Plumas Near Quincy Comment
  CAS-BOT-BC165923  Epilobium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54097 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CHSC75513  Epilobium brachycarpum G. F. Hrusa; B. Smith, T. D. Wilfred 1996-8-11 13500 Plumas Sierra Nevada. Meadow, on N side of USFS 23N12, approx. 3/4 mile W of Bull Run Creek crossing. [Original lat./long. on label is '39 53 N; 120 39 W']. 1850 Comment
  CHSC97572  Epilobium brachycarpum Lowell Ahart; John Dittes 2007-6-17 14204 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CHSC113892  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. 1533 Comment
  CHSC21684  Epilobium canum subsp. latifolium D. Brink; L. Mayer 1975-7-29 Plumas Buck's Lake. Comment
  RSA718159  Epilobium canum subsp. latifolium L. Ahart 2006-10-23 13497 Plumas On the south side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mi. northeast of Scales Road., About 5.5 miles (air) NE of Strawberry Valley. 1282 Comment
  CHSC110607  Epilobium ciliatum subsp. ciliatum B. Castro 2006-6-8 1551 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1668 Comment
  CHSC113888  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-8-24 19756 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC117614  Epilobium ciliatum subsp. ciliatum L . P. Janeway 2016-8-16 12157 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 23N10 0.3 km north-northwest of bridge across Hopkins Creek between Pilot Peak and Blue Nose Mtn. 1737 Comment
  CHSC20815  Epilobium ciliatum subsp. ciliatum K. R. Stern 1975-7-24 5829 Plumas E shore of Lake Almanor. 1371 Comment
  JEPS122092  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-8-24 19756 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
  POM262915  Epilobium ciliatum subsp. glandulosum Herbert McLean Evans 1922-07 s.n. Plumas Willow Lake. Mt. Lassen National Park. Comment
  UC170925  Epilobium glaberrimum subsp. glaberrimum H. M. Hall 1912-7-25 9371 Plumas Middle Fork Feather River Sierra Nevada Mountains 1280 Comment
  UC1075674  Epilobium hallianum Robert J. Weatherby 1955-7-2 1583 Plumas Wilcox Valley 1767 Comment
  CHSC81035  Epilobium leptophyllum Vernon H. Oswald; B. Corbin, K. Earll, G. Schoolcraft 2001-7-28 10052 Plumas Willow Lake located west of Kelly Mountain just south of Lassen Volcanic National Park. 1627 Comment
  CHSC59184  Epilobium obcordatum Vernon H. Oswald; Lowell Ahart 1992-9-15 5213 Plumas Lassen Volcanic National Park. Bonte Peak located E of Mt. Harkness and Juniper Lake. On the north slope of the mountain. 2164 Comment
  CHSC62145  Epipactis gigantea L. P. Janeway 1993-6-30 4406 Plumas Plumas National Forest. Along Hwy 70 in canyon of East Branch North Fork Feather River, 3.8 mi southwest of Hwy 89. 868 Comment
  CAS-BOT-BC57896  Equisetum X ferrissii John Thomas Howell 1961-9-23 36844 Plumas Indian Valley. 1082 Comment
  CAS-BOT-BC56998  Equisetum arvense Mary Strong Clemens 1920-4-7 s.n. Plumas Greenville Comment
  CAS-BOT-BC57400  Equisetum laevigatum John Thomas Howell 1966-7-28 42007 Plumas Along highway, 5 miles n. of Quincy on road to Keddie Comment
  RSA299612  Eragrostis mexicana subsp. virescens J. T. Howell, I. Knight, Walter Knight, Gordon H. True 1967-7-10 2190 Plumas Mouth of Butterfly Creek 884 Comment
  SEINET8655777  Eragrostis pectinacea var. pectinacea W. Harnach 2015-7-20 1431 Plumas Just south of the intersection of Co. Rd. A-24 and Marble Lane. 1486 Comment
  CAS-BOT-BC174159  Eremogone aculeata A. A. Heller; P. B. Kennedy 1907-7-3 8703 Plumas Hills above Red Clover Valley 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
  CAS-BOT-BC174179  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
  CHSC21830  Eremogone cliftonii D. Brink; L. Mayer 1975-7-9 Plumas Buck's Lake. Comment
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Jul 8 2014
  CHSC115722  Eremogone cliftonii K. Bovee 2014-5-15 53 Plumas Lassen National Forest, Almanor Ranger District, on northeast-facing slopes above Grizzly Creek, just downslope from Road 26N08. 1341 Comment
  SEINET10765289  Eremogone cliftonii John Thomas Howell 1967-6-23 Howell 42741 Plumas Near Rogers Flat bridge, North Fork Feather River. In gravel of disintegrating granite. 610 Comment
  CHSC95095  Eremogone congesta var. subcongesta L. P. Janeway; B. Castro 2006-6-3 8660 Plumas Northern High Sierra Nevada. West side of junction between upper and lower parts of Thompson Valley 1.9 km north of the mouth of McReynolds Creek at Red Clover Creek. Open south-facing slope between yellow pine forest and meadow. 1673 Comment
  CAS-BOT-BC174362  Eremogone kingii var. glabrescens Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi. W of Pilot Pk. 1800 Comment
  CDA17234  Eriastrum signatum G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16337 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
  CAS-BOT-BC286650  Ericameria bloomeri M. S. Taylor 1981-8-4 4152 Plumas On top of Wildcat Ridge, ca. 4 air mi nw of Antelope Lake, ca. 13 air mi ne of Taylorsville 2164 Comment
  CAS-BOT-BC286654  Ericameria bloomeri Carl B. Wolf 1937-9-5 9292 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co. Line 1463 Comment
  CHSC110949  Ericameria bloomeri L. P. Janeway 2013-8-28 11197 Plumas Northern High Sierra. Plumas National Forest; along the main road around the east side of Little Grass Valley Reservoir, across from the road into Red Feather Campground. 1554 Comment
  UC1777684  Ericameria linearifolia June McCaskill 1956-1 422 Plumas Lake Almanor region? Comment
  JEPS116636  Ericameria nauseosa var. oreophila L. P. Janeway and Melanie Williams 2009-8-6 9909 Plumas Top of Ridge between Yellow Creek and North Fork Feather River, east of Yellow Creek Twain (5.5 km north-northeast of Belden.); Northern High Sierra Nevada 1461 Comment
  CAS-BOT-BC294297  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-25 34999 Plumas 2 miles east of Portola 1484 Comment
  CHSC97248  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
  CAS-BOT-BC294313  Ericameria nauseosa var. speciosa John Thomas Howell 1960-7-24 35991 Plumas Kelly Camp, just south of Lassen Park 1615 Comment
  CAS-BOT-BC293030  Ericameria parryi var. nevadensis John Thomas Howell 1974-9-20 50903 Plumas About 2 miles from Spring Garden on road to Quincy 1158 Comment
  SEINET8079306 Image available Ericameria parryi var. nevadensis J. T. Howell 1959-9-24 s.n. Plumas Near Blairsden 1341 Comment
  UC579633  Ericameria suffruticosa C. G. Albertus 1935-8-13 264 Plumas Mount Ingalls Plumas National Forest, Downieville Quad., Mount Ingalls 2553 Comment
  CHSC92956  Erigeron aphanactis var. aphanactis L. P. Janeway 2005-7-31 8506 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak. 1875 Comment
  CHSC72430  Erigeron barbellulatus L. P. Janeway 1998-7-31 5904 Plumas About 0.6 mi south of Pilot Peak; along Pacific Crest Trail at junction of Bunker Hill Ridge and Gibsonville Ridge. 2072 Comment
  SEINET10872042  Erigeron bloomeri Mary Susan Taylor 1982-6-10 Taylor 4628 Plumas T23N R14E se/ne sec 12. Reconnaissance Peak quad. Along 23N72, 0.5 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. Granitic soils. 5500 ft. 1675 Comment
  CAS-BOT-BC294470  Erigeron bloomeri var. bloomeri Matt Lavin 1983-6-2 s.n. Plumas Sierra Nevada just S of Vinton 1524 Comment
  CHSC81095  Erigeron canadensis Lowell Ahart 2001-8-28 9222 Plumas 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, about 3/4 mile northeast of Chester. 1371 Comment
  CAS-BOT-BC296003  Erigeron divergens Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC40859  Erigeron divergens K. R. Stern 1985-6-25 8239 Plumas Vicinity of Blairsden. 1402 Comment
  SEINET10617820  Erigeron divergens Melvin L. Conrad, Douglas G. LeDoux; Patricia L. Kenney 1973-6-5 Conrad 7048 Plumas Yellow Pine & Douglas Fir in Plumas National Forest off Hwy. 70. 1067 Comment
  CAS-BOT-BC296010  Erigeron divergens Lowell Ahart 1981-9-6 3065 Plumas About 6 miles N of Taylorsville, Sierra Nevada 1300 Comment
  CAS-BOT-BC296014  Erigeron divergens W. Harnach; N. Harnach 1990-6-19 398 Plumas Genessee Road, Sierra Valley 1584 Comment
  UC176766  Erigeron divergens A. A. Heller and P. B. Kennedy 1907-7-16 8870 Plumas grade between Genessee Valley and Summit Comment
  UC87592  Erigeron eatonii var. plantagineus T. S. Brandegee 1892-7-4 Plumas Prattsville Comment
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Jan 27 2015
  CAS-BOT-BC300402  Erigeron eatonii var. plantagineus John Thomas Howell; H. Keith Wagnon 1980-5-27 53620 Plumas 1 mile west of Almanor 1386 Comment
  CHSC106220  Erigeron eatonii var. sonnei Arthur C. Barrett 1915-7-15 3 Plumas Indian Creek, near Boulder Cr. 1645 Comment
  JEPS113423  Erigeron filifolius Lowell Ahart, John Dittes 2007-8-9 14433 Plumas In the poor road, east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  SEINET8667321 Image available Erigeron glacialis R. McKee, H. L. Westover 1918-7-15 s.n. Plumas Chester Comment
  CHSC52724  Erigeron inornatus var. inornatus L. P. Janeway 1990-8-15 3830 Plumas Plumas National Forest. Along edge of dirt road near Cascade Cr ca 1 1/4 mi SW of Little Grizzly Cr. 1859 Comment
  JEPS112915  Erigeron lassenianus var. deficiens Dean W. Taylor 2001-8-1 17872 Plumas Sawpit Flat, along the Forest Road 23N24 from Quincy-La Porte Highway towards Cleghorn Bar 1920 Comment
  CHSC58486  Erigeron lassenianus var. lassenianus Vernon H. Oswald 1992-7-3 5061 Plumas Lassen Volcanic Park. Eastern-most of three depressions and ponds on the SW side of Juniper Lake Rd. at the Lassen-Plumas county line. 2072 Comment
  CAS-BOT-BC295496  Erigeron lassenianus var. lassenianus A. A. Heller 1940-5-22 15669 Plumas Along State Highway #89 in a treeless area 2 miles north of Almanor Comment
  CAS-BOT-BC295501  Erigeron lassenianus var. lassenianus L. P. Janeway 1990-7-6 3774 Plumas Plumas National Forest, Beckwourth Ranger District. About 200 ft east of Paradise Creek and about 1/3 mi south of Little Grizzly Creek 1844 Comment
  UC1538513  Erigeron lassenianus var. lassenianus John L. Strother 1987-6-28 1360 Plumas ca 17 mi n Beckwourth (along road to Genese, w of Red Clover Valley) 1700 Comment
  RSA523379  Erigeron peregrinus Barbara Ertter, Gary Schoolcraft 1989-7-3 8670 Plumas Diamond Mt. peak ca. 7 air miles S of Susanville 2287 Comment
  CHSC69701  Erigeron petrophilus var. sierrensis Vernon Oswald; Lowell Ahart 1997-9-18 8878 Plumas Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 3.6 mi northest of its junction with 26N26 (to Humbug Valley). 1335 Comment
  UC1075734  Erigeron petrophilus var. sierrensis Robert J. Weatherby 1955-7-21 1650 Plumas head No Ear Bar Trail; Middle Fork Feather River, Rocky Point 1524 Comment
  CHSC115719  Erigeron petrophilus var. sierrensis K. Bovee 2013-6-20 0048 Plumas Lassen National Forest, on north-facing slope south of Grizzly Creek, on roadcut of Road 26N08. Area burned at high intensity in Chips Fire of 2012. 1341 Comment
  SEINET13709667  Erigeron pumilus Lowell William Ahart, Lowell William Ahart 2001-1 9234 Plumas Last Chance Creek at Frenchman Lake (T24N, R16E, sec 8, SE 1/4) Comment
  CAS-BOT-BC300125  Erigeron pumilus var. intermedius John Thomas Howell 1955-7-19 30794 Plumas Vinton 1505 Comment
  RSA0049613  Erigeron pumilus var. intermedius Dean Wm. Taylor 2012-6-7 21234 Plumas Diamond Mountains; ridgetop 1 mile east of Diamond Peak 2225 Comment
  CAS-BOT-BC300124  Erigeron pumilus var. intermedius Mrs. H. C. Cantelow 1951-7-29 19 Plumas Hwy 24 about 6 miles e. of Blairsden Comment
  CAS-BOT-BC216234  Eriodictyon californicum L. W. Swift 1934-7-2 91 Plumas Elizabethtown 1097 Comment
  CAS-BOT-BC216235  Eriodictyon californicum John Thomas Howell 1951-6-26 27554 Plumas Near Keddie, Sierra Nevada 975 Comment
  SEINET10537783  Eriogonum Mary Susan Taylor 1981-6-17 Taylor 3930 Plumas T24N R13E se/ne sec 8. Grizzly Valley quad. On N side of Bagley Pass Rd (24N08), ca. 1/4 mi E of its jct with 25N93, ca. 13 air mi NW of Portola. 5600 ft elev. 1707 Comment
  SEINET10479801  Eriogonum douglasii var. douglasii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3858 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-BC256169  Eriogonum douglasii var. meridionale A. A. Heller; P. B. Kennedy 1907-7-4 8717 Plumas Ridge east of Red Clover Valley Comment
  CHSC57442  Eriogonum douglasii var. meridionale L. P. Janeway; Garrett Gibson 1991-6-24 4056 Plumas Plumas National Forest. Squaw Valley, ca 1/2 mi northwest of 'Four Corners' (junction of Laufman-to-Red Clover Valley Road and Frenchman Lake Road). 1703 Comment
  SDSU6520  Eriogonum elatum D. F. Howe 1978-7-16 5079 Plumas Rte 49 3 miles north of Loyalton. 1463 Comment
  POM105616  Eriogonum elatum var. elatum F. H. Hillman s.n. Plumas Sierra Valley Comment
  SEINET10479810  Eriogonum elatum var. elatum Mary Susan Taylor 1981-7-13 Taylor 4004 Plumas T23N R14E nw/sw sec 26 and ne/se sec 27, Portola quad; Ramelli Ranch, E side, S of Feather River, ca. 2 mi ESE of Beckwourth. 4800 ft elev. Sagebrush Scrub in dry sandy soil. 1463 Comment
  CHSC118714  Eriogonum elatum var. villosum Wendy L. Boes 2015-6-24 2015024 Plumas Plumas National Forest. Location south of Moonlight Valley, east of Forest Service road 27N82, north of 29N46 UTM 684518 E, 4454025 N, NAD83 Zone 10N. 1700 Comment
  RSA766341  Eriogonum marifolium Joseph A. Ewan 1934-7-16 8523 Plumas Mt. Elwell trail above Long Lake. Sierra Nevada. 2073 Comment
  SEINET10871611  Eriogonum marifolium Mary Susan Taylor 1981-7-6 Taylor 3975 Plumas T24N R15E nw/ne sec 15. Dixie Mt quad. Top of Dixie Mt near the Lookout, ca. 5 air mi W of N tip of Frenchman Lake, ca. 13 air mi NW of Chilcoot. Pure volcanic rock outcrop; 8327 ft elev. 2538 Comment
  CAS-BOT-BC263295  Eriogonum marifolium var. marifolium L. P. Janeway 1990-8-29 3840 A Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CAS-BOT-BC263307  Eriogonum marifolium var. marifolium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54270 Plumas Mt. Hough 2203 Comment
  CHSC63466  Eriogonum marifolium var. marifolium Lowell Ahart 1994-7-20 7477 Plumas Open bare area, north of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. Label says Sierra County also. 1981 Comment
  UCR270417  Eriogonum nudum John F. Emmel 2000-8-4 1684 Plumas Sierra Nevada Mtns., Mapes Canyon Road, c. 3 air miles NNW of Beckwourth 1585 Comment
  SEINET10479456  Eriogonum nudum Mary Susan Taylor 1981-7-27 Taylor 4125 Plumas T25N R12E SE 1/4 & c 10. Babcock Peak. In granite gravel embankment, N side of Beckworth Genesse Rd, ca. 7 air mi E of Genesse. 5400 ft. 1646 Comment
  UCSC009457  Eriogonum nudum var. deductum Lowell Ahart 1994-10-19 7566 Plumas Near Boulder Creek, Granite Basin 1615 Comment
  JEPS96021  Eriogonum nudum var. nudum Vernon H. Oswald and Lowell Ahart 1996-8-14 8160 Plumas ca. 2 mi. (air) n.w. Meadow Valley (road paralleling Spanish Creek near Greens Flat, on Oroville-Quincy Hwy.); northern High Sierra Nevada 1127 Comment
  SEINET3160019  Eriogonum nudum var. nudum E. K. Balls 1950-9-14 15823 Plumas 6 mi. n.w. of Chester, North Fork Feather River 1402 Comment
  CAS-BOT-BC269721  Eriogonum nudum var. oblongifolium A. A. Heller 1938-6-14 15156 Plumas Near Gray's Flat, Feather River Canyon 868 Comment
  CHSC76141  Eriogonum nudum var. oblongifolium G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3101 Plumas Serpentine of reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  JEPS26679  Eriogonum nudum var. oblongifolium P. C. Hutchison 1961-6-9 2111 Plumas 2 mi s along US Alt. 40, at bridge Rich Bar (cliff above road); canyon of the north fork of the Feather River Comment
  CHSC21022  Eriogonum nudum var. pubiflorum F. T. Griggs; A. Pass 1975-7-10 137 Plumas Buck's Lake. Comment
  CAS-BOT-BC269948  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas Slopes of Mt. Elwell, Lakes Basin Area 2225 Comment
  RSA325154  Eriogonum sphaerocephalum M. S. Taylor 1981-6-18 3937 -A Plumas Grizzly Valley quad. N. side of rd 25N93, ca. 1.5 mi NW of Bagley Pass, ca 1.5 mi. NW of Blaisden. 1768 Comment
  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
  CHSC63467  Eriogonum strictum var. anserinum Lowell Ahart 1994-7-20 7483 Plumas Open bare area, on both sides of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. Label said both Plumas and Sierra County. 1981 Comment
  UCD105974  Eriogonum umbellatum Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 1524 Comment
  CAS-BOT-BC267492  Eriogonum umbellatum Gregory Whipple 1973-7-23 s.n. Plumas Vicinity of Quincy Comment
  CAS-BOT-BC267499  Eriogonum umbellatum Noel H. Holmgren; James L. Reveal 1966-7-19 2905 Plumas California 89, north end of Spring Garden (town) 1219 Comment
  SEINET5331802  Eriogonum umbellatum var. dumosum A. A. Heller, P. B. Kennedy 1907-7-15 8838 Plumas Near mouth of Little Grizzly Creek below Genessee. 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
  CHSC60547  Eriogonum umbellatum var. modocense L. P. Janeway 1992-7-8 4249 Plumas 0.15 mi south of Beckwourth-Genesee road, 0.7 mi northwest of Clover Valley Ranch. Plumas National Forest Beckwourth Ranger District Crocker Compartment. 1676 Comment
  CAS-BOT-BC262071  Eriogonum umbellatum var. nevadense Gladys L. Smith 1959-6-20 1250 Plumas Plumas - Sierra county line on Gold Lake to Feather River route 1828 Comment
  CHSC39994  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-8-18 5011 Plumas Summit of Mt Ingalls, ca. 9 air mi ne of Sloat. 2551 Comment
  CHSC60546  Eriogonum umbellatum var. nevadense L. P. Janeway 1992-7-13 4262 Plumas Plumas National Forest Beckwourth Ranger District Cascade Compartment. Top of Grizzly Ridge between Joseph Creek and Greenhorn Creek. 2255 Comment
  JEPS56233  Eriogonum umbellatum var. nevadense W. L. Jepson 1939-8-12 19387 a Plumas Black Mountain 1981 Comment
  RSA759517  Eriogonum umbellatum var. nevadense James L. Reveal 2007-6-5 8838 Plumas Along U. S. Forest Service Road 26N70 (County Road 177) north of Conklin Park Campground, 0.6 miles north of the bridge over Willow Creek. 1723 Comment
  SEINET10479562  Eriogonum umbellatum var. nevadense Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4963 Plumas T21N R11E north half of sec 4. Sierra City NW and Mt Fillmore quads. Along Pacific Crest Trail, ca. 1 mi nw of A-Tree, ca. 5 mi sw of Johnsville. Montane Coniferous Forest; 7000 ft. 2133 Comment
  CHSC82120  Eriogonum umbellatum var. polyanthum L. P. Janeway 2001-8-5 7424 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  CHSC97798  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-8-13 9174 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. West-facing slope of generally open weathered serpentine. 1786 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
  SD8040  Eriogonum umbellatum var. polyanthum Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC262265  Eriogonum ursinum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2204 Plumas Butterfly Botanical Area and vicinity. Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC262264  Eriogonum ursinum Margaret Williams; Emily McPherson 1974-8-5 74 -P-13 Plumas Above Silver Lake on trail to Mt. Elwell, Lakes Basin 2164 Comment
  RSA238655  Eriogonum ursinum James L. Reveal 1971-6-23 2468 Plumas Along California Highway 89, 4 mi. northwest of Greenville and about 4 mi. southeast of Canyondam. 1220 Comment
  UC726564  Eriogonum ursinum A. A. Heller 1938-7-2 15236 Plumas plain 3 mi e Quincy 1097 Comment
  CHSC70811  Eriogonum ursinum var. ursinum B. Castro 1995-7-3 581 Plumas Label says Butte County also and also NE1/4 of Sec. 30. Ca 1 air mi N of Middle Fork Feather River, ca 1/2 mi W of Little Marble Cone, W of S end of 'B' spur off USFS Rd 22N29, W of old Kellogg fire lookout. 1463 Comment
  JEPS127324  Eriogonum ursinum var. ursinum Lowell Ahart 2016-6-29 21081 -A Plumas Top and southeast side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CHSC34927  Eriogonum vimineum M. S. Taylor 1981-8-31 4255 Plumas Both sides of Hwy 89, ca. 0.5 mi s of Clio. 1341 Comment
  CHSC36323  Eriogonum vimineum M. S. Taylor 1982-8-12 4983 Plumas Along Jackson Creek Rd (23N48), ca. 1 mi nw of Mt Jackson, ca. 5 air mi nw of Mohawk. 1645 Comment
  JEPS56138  Eriogonum vimineum W. L. Jepson 1939-8-12 19394 Plumas Ferris Creek, branch of Last Chance Creek Ferris Creek, Last Chance Creek 1767 Comment
  SEINET10838772  Eriogonum vimineum Mary Susan Taylor 1982-8-12 Taylor 4983 Plumas T23N R12E nw sec 20. Johnsville quad. Along Jackson Creek Rd (23N48) ca. 1 mi nw of Mt Jackson, ca. 5 air mi nw of Mohawk. 5400 ft. 1646 Comment
  SEINET11933187  Eriogonum vimineum M. S. Taylor 1982-1 4983 Plumas along Jackson Creek Rd (23N48) ca 1 mi NW of Mt.Jackson, ca 5 air mi NW of Mohawk 1646 Comment
  UCD101525  Eriogonum vimineum John Thomas Howell 1959-9-21 34793 Plumas 3 miles northeast of Rich Bar. Comment
  CHSC21660  Eriophyllum lanatum D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  JEPS59949  Eriophyllum lanatum var. croceum Lewis S. Rose 1969-6-24 69050 Plumas 3 mi w Keddie; Butterfly Valley 1158 Comment
  RSA212169  Eriophyllum lanatum var. croceum L. S. Rose 1969-6-24 69050 Plumas Butterfly Valley, 3 mi. west of Keddie 1159 Comment
  UC507147  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 114 Plumas 4 mi nw Quincy (near the Feather River Forestry Exp. Station, (Near type-locality of E. chrysanthum Rydberg!)) Comment
  UC896351  Eriophyllum lanatum var. grandiflorum A. A. Heller 1938-5-30 15133 Plumas on a roadside bank near Rich Bar 914 Comment
  UC1118254  Eriophyllum lanatum var. integrifolium E. Sawyer 1935-6-25 150 Plumas 1.5 mi ssw Crow; Plumas National Forest, Sierraville Quadrangle Comment
  UCD132226  Eriophyllum lanatum var. integrifolium N. Hopkins 1973-6-19 553 Plumas Sierra Valley. Comment
  CAS-BOT-BC308257  Eriophyllum lanatum var. integrifolium W. Harnach; N. Harnach 1990-6-16 396 Plumas Hindoo Ranch 1490 Comment
  RSA308821  Eryngium aristulatum var. aristulatum Roxana S. Ferris, Laura Lorraine 1941-8-9 10424 Plumas At Lake Almanor Public Camp (near village) Comment
  CAS-BOT-BC54323  Erysimum capitatum Anna Head 1920-6-9 s.n. Plumas Feather River Region. Camp Badgers. 701 Comment
  CHSC11109  Erysimum capitatum var. capitatum Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  RSA7881  Erysimum capitatum var. capitatum H. A. Barker 1927-7-6 783 Plumas Indian Head Peak, Gold Lake. 2073 Comment
  RSA121676  Erysimum capitatum var. perenne D. Axelrod 1934-6-9 21 Plumas 2.25 miles NW of Lexington Hill. 1768 Comment
  CHSC97004  Erythranthe breweri B. Castro 2005-7-7 1489 Plumas Ca 7 air mi SW of Bucks Lake and 1.5 air mi SE of Soapstone Hill, on Rock Island Ridge. Ca 2 mi SE of the Oro-Quincy Hwy on USFS Rd 23N18, on W side of road at jcn of the 'D' spur road. In center of large meadow. 1584 Comment
  CHSC110349  Erythranthe filicifolia Tim Hanson 2013-5-21 Plumas Northern High Sierra Nevada. Northeast end of Lumpkin Ridge, 1.3 air km northwest of Little Grass Valley Reservoir Dam. 1710 Comment
  CHSC62787  Erythranthe guttata B. Castro; R. A. Schlising 1987-7-21 158 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring on unnamed E-trending tributary to Mohawk Ck. 1600 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
  OBI76986  Erythranthe pulsiferae Anthony Baniaga 2011-7-26 473 Plumas Lassen Natl Forest. N of 32N10W, ca 1/4 mi W of Bailey Crk. Red Cinder quad T29N R7E sec 10 SE of SE 1737 Comment
  CHSC39378  Erythronium purpurascens L. Ahart; P. Ahart 1983-8-17 4336 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  RSA71128  Erythronium purpurascens Lewis S. Rose 1951-6-28 51051 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  CAS-BOT-BC403354  Eschscholzia californica Alice Eastwood 1927-6-12 14499 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC403355  Eschscholzia californica Alice Eastwood 1927-6-27 14870 Plumas United States Forest Reserve. Chilcott [Chilcoot] Comment
  CAS-BOT-BC403350  Eschscholzia californica John Thomas Howell 1974-9-20 50904 Plumas Chilcoot 1554 Comment
  JEPS51730  Eschscholzia californica W. L. Jepson 1939-8-16 19427 Plumas Dixie Valley; w arm 1767 Comment
  SEINET10475034  Eupatorium occidentale Mary Susan Taylor 1981-8-4 Taylor 4153 Plumas 7100 ft. T28N R12E se 1/4 28 Diamond Mt. quad. On top of Wildcat Ridge, ca 4 air mi NW of Antelope Lake, ca. 13 air mi NE of Taylorville. Very rocky, open with few trees. Partially burned (old.) Tertiary volcanic on top of eocene marine. 2164 Comment
  CAS-BOT-BC310533  Eurybia integrifolia Anna Head 1921-8-14 s.n. Plumas Gray Eagle Meadows, Feather River Region Comment
  SD9008  Eurybia radulina Mrs. R. M. Austin 1877-1 Plumas American Valley Comment
  CAS-BOT-BC310593  Eurybia radulina John Thomas Howell 1961-9-23 36817 Plumas Greenville 1088 Comment
  CAS-BOT-BC413892  Fallopia convolvulus John Thomas Howell 1967-6-23 42693 Plumas Butterfly Valley 1066 Comment
  CAS-BOT-BC278464  Festuca idahoensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54210 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  OBI21834  Festuca microstachys Lewis S. Rose 1967-6-12 67115 Plumas Butterfly Valey, 3 mi W of Keddie 1219 Comment
  CAS-BOT-BC278848  Festuca occidentalis John Thomas Howell 1973-7-10 49750 Plumas Near Greenville 1097 Comment
  CDA34165  Festuca occidentalis L. Ahart, J. Dittes 2009-7-14 16063 Plumas On the east side Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. Comment
  CHSC75568  Festuca occidentalis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3108 Plumas Reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  SEINET10963545  Festuca occidentalis A. Arthur Heller, Patrick B. Kennedy 1907-7-8 Heller 8764 a Plumas Grade between Greenvilee & Prattville. Comment
  CAS-BOT-BC279028  Festuca rubra John Thomas Howell 1960-7-23 35951 Plumas Lassen Volcanic National Park. Near Soda Spring, Drakesbad 1828 Comment
  CAS-BOT-BC282567  Festuca viridula Lowell Ahart 1981-7-21 2963 Plumas Buzzards Roost Ridge, ca. 0.25 mi. E of the road, ca. 1.25 mi. N of Pilot Peak, Sierra Nevada 2000 Comment
  RSA563622  Floerkea proserpinacoides G. L. Webster 1992-5-17 7767 Plumas 2 mi SW of Grizzly Valley Dam. 1738 Comment
  CAS-BOT-BC459444  Fragaria virginiana subsp. platypetala Ella Dales Cantelow 1938-7-4 2307 Plumas Drakesbad Comment
  CAS-BOT-BC55663  Frangula purshiana Anna Head 1920-1-1 s.n. Plumas Feather River region Comment
  CAS-BOT-BC55669  Frangula purshiana A. A. Heller 1915-7-7 12050 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC55674  Frangula purshiana David D. Keck 1932-7-3 1647 Plumas Quincy, in the Northern Sierra Nevada 1188 Comment
  RSA726870  Frangula purshiana L. P. Janeway 2007-8-12 9159 Plumas Northern High Sierra Nevada. Soapstone Hill, ridgetop along north side of Oroville-Quincy Hwy 0.4 mi east of Frog Rock. Comment
  CHSC76067  Frangula rubra G. F. Hrusa 1997-5-30 13819 Plumas Occasional in dry +- shaded understory of coniferous woods on W side of Rattlesnake Creek creekbed, immed. S of Hwy 70 approx. 15 mi. E of Quincy. 1300 Comment
  SJSU4636  Frangula rubra C. W. Sharsmith 1969-6-21 7605 Plumas Jamison Cr c. 1.5 mi S of Johnsville 1645 Comment
  HSC99908  Frangula rubra subsp. obtusissima J. O. Sawyer, & J. P. Smith 2004-7-15 4576 Plumas Along Clear Creek at F.S. Rd. 25N14, Plumas National forest 1454 Comment
  CAS-BOT-BC53800  Frangula rubra subsp. rubra Walter Knight; Irja Knight 1966-9-12 1754 Plumas Mouth of Butterfly Creek Comment
  RSA101396  Frasera albicaulis var. nitida R. Weatherby 1955-7-21 1648 Plumas Rocky Point, top of No Ear Bar trail, Middle Fork Feather River. 1524 Comment
  UCD139690  Fritillaria Grady L. Webster 1992-5-17 7762 Plumas ca. 2 miles southwest of Grizzley Valley Dam. 1737 Comment
  CDA18747  Fritillaria atropurpurea G. D. Barbe, T. C Fuller 1982-7-16 3771 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
  CAS-BOT-BC505278  Fritillaria atropurpurea Walter D. Bliss 1918-5-20 s. n. Plumas Near Quincy Comment
  CAS-BOT-BC508206  Fritillaria atropurpurea Alice Eastwood 1927-6-1 14519 Plumas US Forest reserve, Forest Lodge, Greenville Comment
  SEINET10469560  Fritillaria atropurpurea Mary Susan Taylor 1982-1 Plumas Comment
  JEPS61943  Fritillaria pudica Dr. Minor Apr. 1913 Plumas Mohawk Valley Comment
  POM174026  Fritillaria recurva J. G. Lemmon s.n. Plumas Sierra Valley to Indian Valley Comment
  RSA600452  Galium Louis C. Wheeler 1959-7-15 7567 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. 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
  JEPS28625  Galium bifolium George W. Gillett 1957-7-18 813 Plumas ne side Boiling Springs Lake (near trail); Lassen Volcanic National Park 1813 Comment
  RSA101479  Galium bifolium R. Weatherby 1955-6-26 1546 Plumas Mud Lake. Lakes Basin Area. 2195 Comment
  UC1408971  Galium bolanderi R. F. Thorne and C. W. Tilforth 1969-9-6 39223 Plumas c. 2.5 mi s Graeagle (on Gold Lake Road) 1645 Comment
  RSA523639  Galium bolanderi W. L. Jepson 1939-7-31 19290 Plumas W of Meadow Valley 1524 Comment
  CHSC73992  Galium grayanum var. grayanum B. Castro; L. Gehrung 1998-10-2 854 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 0.1 mi NW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. 1981 Comment
  CHSC20846  Galium trifidum var. pacificum K. Stern 1975-7-23 5801 Plumas W shore of Lake Almanor. 1371 Comment
  SEINET10500746  Galium trifidum var. pacificum Mary Susan Taylor 1981-8-5 Taylor 4171 Plumas 1069 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
  CHSC21285  Garrya fremontii F. T. Griggs; A. Pass 1975-8-2 300 Plumas Buck's Lake forest Service Survey 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
  SEINET3451979  Garrya fremontii G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-26 3341 Plumas Bucks Summit, Bucks Summit, 0.75 miles northeast on Buck's Lake Road, at spring and seep area 1600 Comment
  SEINET10906889  Garrya fremontii Mary Susan Taylor, L. Hanson 1981-3-5 Taylor 3399 Plumas T25N R7E n half sec 13. Almanor quad. N side of Hwy 70, in Serpentine Canyon, ca. 5 mi e of Belden. Comment
  CHSC113854  Gayophytum heterozygum Lowell Ahart 2014-9-9 19848 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1074 Comment
  CHSC52730  Gayophytum heterozygum L. P. Janeway 1990-8-29 3842 Plumas Plumas National Forest. E-facing flank near the top of Mt Ingalls. 2438 Comment
  JEPS107701  Gayophytum heterozygum Lowell Ahart, John Dittes 2005-9-20 12448 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
  JEPS122088  Gayophytum heterozygum Lowell Ahart 2014-8-26 19797 Plumas On both sides of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  RSA716596  Gayophytum heterozygum L. Ahart, John Dittes 2005-9-19 12409 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 1987 Comment
  SEINET12326763  Gentiana calycosa M. S. Taylor 1982-1 5043 Plumas T25N R8E SW/NW sec29. Almanor NE quad. Both sides of Virgilia-Meadow Valley Rd (25N17), along creek* 1524 Comment
  CAS-BOT-BC459554  Geum macrophyllum David D. Keck 1932-7-3 1697 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC459555  Geum macrophyllum David D. Keck 1932-7-3 1697 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  CDA19269  Geum triflorum G. D. Barbe, T. C. Fuller 1982-6-17 3840 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC110287  Geum triflorum B. Castro; L. P. Janeway 2006-6-3 1568 Plumas Northern High Sierra Nevada. NW edge of lower Thompson Valley 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1676 Comment
  CHSC60491  Geum triflorum L. P. Janeway; Jannice Cutler 1992-5-21 4190 Plumas Plumas National Forest. East end of Dotta Neck in Dotta Canyon 4.0 mi southeast from the Beckwourth-Genesee Road. 1722 Comment
  RSA641459  Geum triflorum Michael A. Vincent 1999-6-8 8562 Plumas Along FS 28N03H about 0.25-0.5 miles south of FS Route 3. Comment
  UCD19160  Gilia achilleifolia subsp. multicaulis June McCaskill 1956-1 419 Plumas Lake Almanor region? Comment
  JEPS107951  Gilia capillaris Lowell Ahart, Josephine Guardino 2005-8-9 12266 Plumas In a small meadow, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1635 Comment
  JEPS26682  Gilia capitata subsp. mediomontana P. C. Hutchison 1961-6-9 2114 Plumas 2 mi s (below) Rich Bar (canyon of North Fork Feather River along highway US Alt 40 on serpentine cliff above road at bridge); canyon of North Fork Feather River, s of Rich Bar Comment
  UC367215  Gilia capitata subsp. pedemontana J. G. Lemmon and wife Sep 1883 Plumas American Val American Val (N. Cal.) Comment
  JEPS110431  Gilia leptalea subsp. leptalea Lowell Ahart 2006-7-9 12935 Plumas Near a very 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
  SEINET10837208  Gilia leptalea subsp. leptalea Mary Susan Taylor 1981-8-28 Taylor 4248 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
  SEINET10464616  Githopsis specularioides A. Arthur Heller 1913-6-13 Heller 10840 Plumas Near Marston Station 1067 Comment
  CAS-BOT-BC283872  Glyceria borealis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1434 Plumas Butterfly Botanical Area and Vicinity, near mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC283879  Glyceria borealis John Thomas Howell 1961-9-25 36953 Plumas Feather River bed, Portola 1478 Comment
  CAS-BOT-BC282693  Glyceria elata Lowell Ahart 1978-9-13 s.n. Plumas Along Bird Creek west of Pilot Pk. 2000 Comment
  SEINET7118807 Image available Glyceria striata Clarissa Kimber 1961-8-11 282 Plumas Snake Lake Road 2.5 mi from turn off Hwy 89 at Elizabethtown; Quincy Quadrangle Comment
  CHSC35939  Gnaphalium palustre M. S. Taylor 1982-6-28 4760 Plumas Ramelli Ranch, ca. 1 mi w of Beckwourth. 1487 Comment
  JEPS64579  Goodyera oblongifolia Helen-Mar Wheeler 1944-8-20 621 Plumas between meddlw and south branch of Feather River, Hartman Bar Trail Feather River; , Hartman Bar Trail 1524 Comment
  POM43604  Gratiola virginiana Marcus E. Jones 1897-7-3 s.n. Plumas Prattville [county not specified on label] 1372 Comment
  SEINET8551074  Greeneocharis circumscissa W. Harnach, N. Harnach 1990-6-16 386 Plumas Sierra Valley; N of Vinton, Frank Dotta Ranch. 1524 Comment
  SEINET5709450 Image available Grindelia squarrosa Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7718 Plumas Collected along Road 70, at Chilcoot.; Chilcoot 1544 Comment
  CAS-BOT-BC231133  Hackelia amethystina John Thomas Howell; Gordon H. True 1973-8-1 50190 Plumas Ca. 2.5 miles SE of Diamond Mountain 2164 Comment
  CHSC46634  Hackelia nervosa Lowell Ahart 1989-7-2 6354 Plumas North of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles north-east of La Porte. 2103 Comment
  RSA286328  Hastingsia alba Robert F. Thorne 1974-7-30 44997 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  CAS-BOT-BC508333  Hastingsia alba John Thomas Howell 1951-6-26 27533 Plumas Feather River Canyon, Sierra Nevada 853 Comment
  CHSC115924  Helenium bigelovii L. P. Janeway 2015-8-16 11840 Plumas Northern High Sierra Nevada. Meadow and fen complex at head of Taylor Creek; Southwest-facing slope near top of north end of Grizzly Ridge; 1.6 air-km north of Taylor Rock. 2122 Comment
  CHSC33888  Helenium bigelovii M. S. Taylor 1981-7-21 4087 Plumas Along creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, ca. 3 air mi n of Spring Garden. 1371 Comment
  POM161749  Helianthella californica var. nevadensis R. C. Bacigalupi 1927-7-11 1719 Plumas Near Grassy Lake Meadows. Gold Lake Region. 1890 Comment
  UCD107496  Helianthella californica var. nevadensis Tim Kuhn 2006-7-8 42 Plumas Southwest of Lake Davis. Comment
  CAS-BOT-BC314797  Helianthella californica var. nevadensis Mrs. A. H. Rodda 1932-7-1 s.n. Plumas Gold Lake Comment
  JEPS34869  Helianthus bolanderi W. L. Jepson 1918-8-16 8014 Plumas Taylorsville 1097 Comment
  RSA59753  Helianthus bolanderi E. K. Balls 1950-9-15 15800 Plumas 2 miles east of S tip of Lake Almanor, between Greenvillle and Lake Alamnor, Hwy 89 1402 Comment
  SBBG47336  Hesperis matronalis J. T. Howell 1963-6-3 Plumas Quincy 1036 Comment
  UCD170310  Hesperis matronalis M. S. Taylor 1982-6-9 4618 -A Plumas Along Bucks Lake Rd, across the street of Meadow Valley Inn. 1219 Comment
  CHSC57286  Hesperochiron californicus L. P. Janeway 1991-5-14 3963 Plumas Plumas National Forest. 1 1/4 mi west of Delleker and Humbug Creek; 1/2 mi northwest of Hwy 70; ca 3 mi west of Portola. 1484 Comment
  SEINET5499792  Hesperochiron californicus A. A. Heller, P. B. Kennedy 1907-7-5 8748 Plumas Red Clover Valley Comment
  CDA15373  Hesperolinon micranthum G. F. Hrusa 1997-6-26 13889 Plumas Sierra Nevada; Approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  SD131837  Hesperolinon micranthum Barbara Ertter 1989-7-4 8682 Plumas 2.2 mi W of jct with Hwy 89 & Hwy 36 SW of Chester. 1463 Comment
  UC1563919  Hesperolinon micranthum Barbara Ertter 1989-7-4 8682 Plumas 2.2 mi w jct with Hwy 89 and Hwy 36 (sw of Chester) 1463 Comment
  UC1601219  Hesperolinon micranthum Helen K. Sharsmith 1955-6-28 4521 Plumas about 1 mi below Virgilia; East Branch of North Fork of Feather River 762 Comment
  CHSC23375  Heterocodon rariflorum Lowell Ahart 1975-7-20 Plumas Found 1/2 mile below the Bunker Hill Mine. 10 miles north-east of La Porte. 1828 Comment
  CHSC37013  Heterocodon rariflorum M. S. Taylor 1982-9-8 5114 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 4 air mi s of Greenville. 1371 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
  CAS-BOT-BC311072  Heterotheca oregona var. rudis John Thomas Howell 1961-9-23 36893 Plumas Englemine 1097 Comment
  CHSC110614  Heterotheca villosa var. hispida B. Castro; G. Kuenster 2006-8-4 1580 Plumas Northern High Sierra Nevada. Roadside shoulder across from Beckwourth volunteer fire station, on Beckwourth-Genesee Rd ca 0.2 mi N of its jcn with Hwy 70. 1493 Comment
  CAS-BOT-BC312288  Heterotheca villosa var. minor M. S. Taylor; H. Swanson 1982-8-11 4970 Plumas Along n side of Jamison creek Road (507) on cliffs, ca. 1 mi. w of Plumas-Eureka State Park, ca. 3 mi. sw of Johnsville 1798 Comment
  JEPS2464  Heterotheca villosa var. minor W. L. Jepson 1924-7-22 10609 Plumas Rich Point; Middle Fork Feather River 914 Comment
  SD8411  Heuchera micrantha Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC424171  Heuchera micrantha var. erubescens Lewis S. Rose 1969-6-23 69045 Plumas La Porte Road, 10 mi SW of Quincy 1249 Comment
  JEPS36581  Hieracium albiflorum John Thomas Howell 1926-7-20 2084 Plumas near Prattville 1463 Comment
  UCR89180  Hieracium albiflorum Walter Knight, J. T. Howell, I. Knight 1966-7-28 s.n. Plumas Butterfly Canyon along roadside 991 Comment
  UCD133153  Hieracium albiflorum James I. Mallory 1969-8-21 358 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  CDA37255  Hippuris vulgaris B. Villegas 2008-7-23 s.n. Plumas Sierra Valley; near Marble Hot Springs Road. 0 Comment
  CAS-BOT-BC55405  Hirschfeldia incana John Thomas Howell; Gordon H. True 1968-6-10 44541 Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC55407  Hirschfeldia incana John Thomas Howell 1959-9-21 34781 Plumas Sierra Nevada. North Fork Feather River near Belden. 701 Comment
  CAS-BOT-BC289227  Holcus lanatus Walter Knight; Irja Knight 1966-6-18 1382 Plumas Butterfly Valley 1127 Comment
  UCD84878  Holcus lanatus Robbins; Raynor 1943-6-1 s.n. Plumas Quincy. Comment
  CAS-BOT-BC152717  Holodiscus microphyllus var. microphyllus Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC152720  Holodiscus microphyllus var. microphyllus Robert J. Weatherby 1950-8-11 1516 Plumas Mt. Elwell, Lakes Basin Area 2377 Comment
  CAS-BOT-BC152724  Holodiscus microphyllus var. microphyllus Alice Eastwood 1927-6-17 14681 Plumas Road to Greenville from Bug Valley - United States Forest Reserve Comment
  CHSC24273  Horkelia fusca subsp. tenella K. R. Stern 1975-7-23 Plumas N end of Lake Almanor. Comment
  CHSC48851  Horkelia fusca subsp. tenella Vernon Oswald 1984-7-12 1573 Plumas S side of Lotts Lake. 1975 Comment
  UCR123369  Horkelia fusca subsp. tenella George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6861 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  POM34912  Horkelia fusca var. brownii Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek. 1524 Comment
  CAS-BOT-BC538239  Horkelia tridentata var. flavescens unknown 1923-5-10 s.n. Plumas Lake Gill, Quincy Comment
  UCD115192  Hornungia procumbens Kim Nixon 1977-5-29 43 Plumas Bird Creek Road, 0.2 mile north of Greeno Road, 7.2 miles east of Doyle. 1950 Comment
  CAS-BOT-BC201082  Hosackia crassifolia M. S. Taylor 1982-6-14 4666 Plumas North side of Genesee Valley Rd (112), ca. 2 mi. west of Genesee 1127 Comment
  SEINET5327466  Hosackia oblongifolia var. oblongifolia A. A. Heller, P. B. Kennedy 1907-7-15 8854 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CHSC57287  Hydrophyllum capitatum var. alpinum L. P. Janeway 1991-5-28 3971 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
  JEPS1631  Hydrophyllum capitatum var. alpinum Jos. Grinnell 1927-5-18 Plumas 6 mi from Chester 1310 Comment
  RSA641461  Hydrophyllum capitatum var. alpinum Michael A. Vincent 1999-6-8 8568 Plumas Plumas National Forest, Milford Ranger District. Squaw Valley. Valley floor around junction of FS Rt. 70 and FS 01. Comment
  JEPS95404  Hydrophyllum occidentale Lowell Ahart 1994-6-15 7337 Plumas 200 yds E of a logging road, near the int. of Lumpkin Ridge Road and the road to Tamarack Flat, 1 air mile W of Little Grass Valley Reservoir 1767 Comment
  NY547116  Hypericum anagalloides Mrs. Ames 1876-1 s.n. Plumas Comment
  CHSC37534  Hypericum formosum var. scouleri M. S. Taylor 1982-8-4 4919 Plumas Along spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 mi ne of Quincy. 1889 Comment
  CHSC62553  Hypericum formosum var. scouleri B. Castro; L. P. Janeway 1987-7-17 141 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. Uphill from road in sunny moist meadow with water running through center. 1584 Comment
  CHSC66627  Hypericum formosum var. scouleri Vernon H. Oswald; Lowell Ahart 1996-7-15 8042 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. 1371 Comment
  JEPS101239  Hypericum formosum var. scouleri Dean W. Taylor 2000-8-8 17563 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  JEPS66824  Hypericum formosum var. scouleri H. L. Mason 1924-6-26 Plumas Blairsden Comment
  SBBG33146  Hypericum formosum var. scouleri K. K. Muller 1963-8-17 1243 Plumas Darlingtonia bog on rd to Butterfly Valley, off State Hwy 89 Comment
  JEPS127139  Hypericum perforatum subsp. perforatum Lowell Ahart 2016-8-30 21332 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
  UC1123698  Ipomopsis aggregata G. T. Nordstrom 1934-8-8 251 Plumas n Sierra Valley Foothills Sierra quad 1554 Comment
  JEPS87937  Ipomopsis congesta subsp. montana Barbara Ertter with Gary Schoolcraft 1989-7-3 8663 Plumas ca. 7 air mi s Susanville (sw peak); Diamond Mt. 2316 Comment
  RSA169431  Iris hartwegii Lewis S. Rose 1963-6-3 63119 Plumas Butterfly Valley, 2 miles SW of Keddie 1189 Comment
  NY22141  Iris pinetorum A. Eastwood 1927-6-11 14454 Plumas Forest lodge near Greenville. Comment
  JEPS107682  Isoetes howellii Lowell Ahart, John Dittes 2005-9-19 12372 Plumas In Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  SBBG122676  Iva axillaris J. Dittes, L. Ahart 2003-8-8 2003 -86 Plumas NW edge of Sierra Valley, ca. 0.9 air-mi N of Dyson Lane, E edge of Beckwourth-Calpine Rd (A23) 1488 Comment
  SEINET10938086  Iva axillaris Mary Susan Taylor 1982-9-13 Taylor 5136 Plumas T23N R14E se/ne sec 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Rd bridge (109) over Feather River, on s side of the river, ca. 1 mi w of Beckwourth. 4880 ft. 1487 Comment
  CDA25957  Ivesia aperta T. C. Fuller 1980-8-5 20292 Plumas South of the railroad, west of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  RSA85801  Ivesia aperta var. aperta E. Crum 1937-8-5 1937 Plumas Newman Point, Sierra Valley 1524 Comment
  CAS-BOT-BC137434  Ivesia baileyi var. baileyi Wayne Dakan 1975-8-2 s.n. Plumas Summit of Dixie Mountain 2545 Comment
  CAS-BOT-BC137435  Ivesia baileyi var. baileyi John Thomas Howell 1977-8-11 52685 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CDA43013  Juncus balticus subsp. ater L. Ahart 2008-8-13 15156 Plumas North edge 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 La Porte. Comment
  UCD108046  Juncus confusus Tim Kuhn 2006-6-23 81 Plumas near Bagley Pass. Comment
  CHSC100376  Juncus covillei Lowell Ahart 2008-9-10 15372 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  CHSC113594  Juncus covillei Lowell Ahart 2014-8-26 19770 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC113860  Juncus covillei Lowell Ahart 2014-9-9 ' 9853 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CHSC40349  Juncus covillei Lowell Ahart 1985-7-11 5123 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. 1584 Comment
  CHSC47546  Juncus covillei Lowell Ahart 1976-7-16 1180 Plumas Along the edge of Davis Creek, about 5 air miles west of La Porte. 1066 Comment
  JEPS122185  Juncus covillei Lowell Ahart 2014-8-26 19770 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  JEPS122321  Juncus covillei Lowell Ahart 2014-9-9 19853 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  HSC102791  Juncus effusus subsp. pacificus L. Ahart 2008-8-13 15159 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
  JEPS115972  Juncus effusus var. exiguus Lowell Ahart, John Dittes 2009-7-28 16201 Plumas On damp bare soil, center of a logging road, near seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  CHSC102040  Juncus ensifolius Lowell Ahart; John Dittes 2009-7-27 16176 Plumas On dry to damp soil, about 5 yards northwest of the small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC52752  Juncus ensifolius Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  JEPS120758  Juncus ensifolius Lowell Ahart 2013-8-23 19019 Plumas East of Bird Creek, about 1/2 air mile west of Monitor Flat, about 3 air miles northwest of Pilot Peak, about 9 air miles northeast of La Porte. Comment
  RSA794951  Juncus ensifolius L. Ahart, John Dittes 2009-7-27 16176 Plumas About 5 yards northwest of the small dry pond, headwaters of Grizzly Gulch, 2.1 air miles northeast of Butt Valley Reservoir Dam. 1480 Comment
  UC485754  Juncus ensifolius H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC108107  Juncus exiguus Lowell Ahart 2011-9-17 17667 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  SEINET10472443  Juncus hemiendytus Lowell Ahart 1985-7-11 Ahart 5135 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
  JEPS123946  Juncus howellii Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20427 Plumas Forest Service Road 29N18, near Blue Lake Trailhead and South Arm Rice Creek, 3.11 air miles northeast of Morgan Mt., 3.54 air miles west-southwest of Sifford Mt., 6.59 air miles south-southeast of Lassen Peak. Comment
  CHSC100055  Juncus laccatus Lowell Ahart 2008-8-14 15217 Plumas Scattered along drainages in the meadow, south of the road to Tamarack Flat, about 3/4 mile west of Lumpkin ridge road, about 5 miles (air) northwest of La Porte. 1725 Comment
  JEPS88974  Juncus longistylis Leland S. Smith 1927-8-10 2190 Plumas w end Gold Lake; Tahoe National Forest 2194 Comment
  CHSC37288  Juncus macrandrus M. S. Taylor 1982-7-8 4798 Plumas On Ramelli Ranch, on s side of Feather River, ca. 1 mi sw of Beckwourth. 1487 Comment
  CDA15904  Juncus nevadensis B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  CHSC78753  Juncus nevadensis L. P. Janeway 2000-7-16 6904 Plumas Northern High Sierra Nevada. Large meadow at Greens Flat; at head of Catrell Creek; about 3.7 km northwest of Middle Fork Feather River. 1722 Comment
  RSA100691  Juncus nevadensis E. C. Sutliffe 1917-08 s.n. Plumas Gold Lake region. 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
  JEPS107942  Juncus occidentalis Lowell Ahart, Josephine Guardino 2005-8-10 12309 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
  RSA716797  Juncus occidentalis L. Ahart, John Dittes 2005-9-20 12450 Plumas On the south side of forest road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2005 Comment
  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
  CHSC73508  Juncus orthophyllus H. Durio 1995-8-17 Plumas Mosquito Flat Mdw. 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. In main meadow. 1676 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
  UCD108047  Juncus orthophyllus Tim Kuhn 2006-6-21 82 Plumas adjacent to Crocker Guard Station. Comment
  CHSC101952  Juncus tenuis Lowell Ahart; John Dittes 2009-7-13 16034 Plumas On dry to damp soil, on the west side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC95021  Juncus tenuis Lowell Ahart 2006-10-23 13491 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CHSC97338  Juncus tenuis L. P. Janeway 2007-7-23 9124 Plumas Northern High Sierra Nevada. Plumas National Forest; along north side of Cascade Creek 70 m southwest of the Road 22N94 bridge. 1164 Comment
  JEPS115878  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 -C Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  JEPS115880  Juncus tenuis Lowell Ahart, John Dittes 2009-7-13 16034 Plumas On dry to damp soil, on the west side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CHSC10864  Kalmia polifolia var. microphylla B. Castro; L. P. Janeway 2005-9-11 1518 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
  CAS-BOT-BC246158  Keckiella lemmonii L. P. Janeway 1992-7-31 4281 Plumas South-facing slopes in canyon of North Fork Feather River, near creek along the Chambers Creek Trail, ca. 0.1 mi. from Hwy 70 along old powerline access road. 633 Comment
  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
  CHSC36319  Keckiella lemmonii M. S. Taylor 1982-8-10 4953 Plumas Along spur rd off Seneca Rd (306), ca. 2 air mi se of Canyon Dam. 1554 Comment
  JEPS10897  Keckiella lemmonii W. I. Follett 1942-7-27 135 Plumas Deadwood Summit 1386 Comment
  NY790366  Keckiella lemmonii R. C. F. Bacigalupi 1955-7-22 5436 Plumas Tobin, in the Feather River Cañon 548.6 Comment
  SEINET10547839  Keckiella lemmonii Mary Susan Taylor 1982-8-9 Taylor 4953 Plumas T26N R8E nw/ne sec 14. Almanor NE quad. Along spur rd off Seneca Rd (306), ca. 2 air mi sw of Canyon Dam. 5100 ft. 1554 Comment
  CHSC40932  Kelloggia galioides K. R. Stern 1985-6-25 8281 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC97098  Kelloggia galioides Lowell Ahart; Josephine Guardino 2007-7-21 14372 Plumas Around pine trees, north of a large meadow, about 30 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  UCD121964  Kelloggia galioides F. H. Bolster 1912-8-31 s.n. Plumas Long Lake Valley. 1981 Comment
  CAS-BOT-BC340355  Kyhosia bolanderi Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville 1097 Comment
  CHSC21292  Kyhosia bolanderi F. T. Griggs; A. Pass 1975-8-2 291 Plumas Buck's Lake. Comment
  CHSC66615  Kyhosia bolanderi Vernon H. Oswald; Lowell Ahart 1996-7-15 8051 Plumas High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. Meadow. 1371 Comment
  CAS-BOT-BC340350  Kyhosia bolanderi Lowell Ahart 1987-10-16 5915 Plumas Near Buckhorn Creek, about 4 miles south-west of Bucks Lake 1676 Comment
  CAS-BOT-BC340413  Lactuca biennis Lowell Ahart 1979-8-16 s.n. Plumas Where the road crosses Bear Gulch. Along the edge of Bear Gulch. Bear Gulch is 2 1/2 mi. e of Little North Fork Camp 1600 Comment
  CHSC53198  Lathyrus brownii L. P. Janeway 1989-6-29 3421 Plumas Plumas National Forest. Just above rd 24N44Y, 0.3 mi E of Beckwourth-Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  UC85250  Lathyrus brownii Mrs. R. M. Austin Jul 1876 29 Plumas near Quincy Comment
  SD46424  Lathyrus jepsonii var. californicus Robert J. Weatherby 1950-7-7 1464 Plumas Quincy, stream near Snake Lake, in semi-shade on moist stream bank & bed 1219 Comment
  CAS-BOT-BC205074  Lathyrus sulphureus L. P. Janeway 1990-6-6 3702 Plumas On N side of Long Valley ca 1/2 mi E of Rattlesnake Creek and ca 1/2 mi N of Hwy 70/89. Vicinity of Sloat 1356 Comment
  RSA64945  Lathyrus sulphureus C. L. Hitchcock 1950-5-28 19229 Plumas 5 mi les SW of Greenville on road to Quincy. Comment
  SD8716  Lathyrus sulphureus R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC321051  Layia glandulosa Elizabeth McClintock 1968-5-18 s.n. Plumas East of Frenchman Reservoir, N of Chilcoot 1706 Comment
  UC170983  Ledum glandulosum H. M. Hall 1912-6-26 9274 Plumas Sierra Nevada Mountains, Butterfly Valley Butterfly Valley; Sierra Nevada Mountains, Butterfly Valley 1158 Comment
  JEPS101805  Leersia oryzoides Dean W. Taylor 1992-8-23 13219 Plumas Crescent Mills, Indian Creek bridge on Highway 207 1097 Comment
  CAS-BOT-BC534383  Lemna gibba Fred Sommers 1976-8-12 205 Plumas Sierra Valley along Marble Lane 1487 Comment
  SEINET10466004  Lemna minuta Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3831 Plumas T24N R10E nw/se sec 25, Spring Garden quad. Aquatic in swamp inside Williams Loop, 0.2 mi S of Spring Garden Overpass on Hwy 70, ca. 1.5 mi W of Spring Garden. 3900 ft. 1189 Comment
  CAS-BOT-BC527311  Lemna trisulca L. P. Janeway; Garrett Gibson 1991-7-21 4083 Plumas North side of Freeman Creek ca 1/2 mile southwest of Lake Davis, Plumas National Forest, Bechwourth Ranger District 1767 Comment
  RSA508612  Lemna trisulca Mrs. R. M. Austin 1880-06 s.n. Plumas Big Meadows Comment
  JEPS105986  Lepidium campestre Lowell Ahart, Josephine Guardino 2004-5-24 10949 Plumas Old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1208 Comment
  JEPS106016  Lepidium campestre Lowell Ahart, Josephine Guardino 2004-5-24 10949 Plumas Old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1208 Comment
  CAS-BOT-BC88901  Lepidium densiflorum var. densiflorum A. C. Sanders; K. C. Rose 1999-6-18 22823 Plumas Domnigoni Valley. Upper Warm Springs Creek between Highway 79 (Winchester Road) and Scott Road. Domeigoni Ranch. 433 Comment
  CAS-BOT-BC89705  Lepidium latifolium Lowell Ahart 1986-7-25 5381 Plumas Along Cleghorn Bar Road, a littel east of Sawpit Flat, about 1.25 mile southwest of Finger Board. 1828 Comment
  UC398786  Lepidium nitidum Mrs. R. M. Austin Plumas Comment
  CAS-BOT-BC12990  Lepidium virginicum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54230 Plumas Sierra Nevada. About 4 miles southeast of Mount Hough on the road to Quincy. 1645 Comment
  CAS-BOT-BC60094  Lepidium virginicum var. menziesii Javier Penalosa 1962-6-19 2502 Plumas +-6.2 miles southeast of Quincy. 1097 Comment
  CHSC63651  Leptosiphon ciliatus B. Castro; R. Zebell 1989-7-20 329 Plumas Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy. 1539 Comment
  CHSC97598  Leptosiphon harknessii Lowell Ahart; John Dittes 2007-6-16 14126 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC342086  Leucanthemum vulgare John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2451 Plumas Butterfly Botanical Area and Vicinity. Vicinity of mouth of Butterfly Creek 883 Comment
  SEINET4691057 Image available Leucanthemum vulgare David D. Keck 1932-7-4 1622 Plumas Northern Sierra Nevada; Quincy, along road to Lake Almanor 1065 Comment
  CAS-BOT-BC59610  Leucothoe davisiae Rimo Bacigalupi 1927-7-7 1652 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake. Comment
  UCD117518  Leucothoe davisiae H. B. Currier; W. R. Russell, J. M. Tucker 1951-8-2 2207 Plumas ca. 2 miles northwest of Mt. Ararat (or 3-4 miles southeast of Buck's Lake). Comment
  UC82846  Lewisia kelloggii Mrs. R. M. Austin May 1877 28 Plumas American Valley Comment
  CHSC112526  Lewisia nevadensis B. Castro; L. P. Janeway 2008-6-8 1738 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, at base of low knolls with rounded granitic rock outcrops, ca 250 ft below edge of open Ponderosa-Jeffrey pine forest. 1667 Comment
  CHSC76066  Lewisia nevadensis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3062 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CAS-BOT-BC444183  Lewisia nevadensis Margaret Williams 1966-7-11 s.n. Plumas Luther Ridge above Jamison Creek and Johnsville 2286 Comment
  RSA101482  Lewisia triphylla R. Weatherby 1955-6-26 1550 Plumas Mud Lake, Lakes Basin Area. 2195 Comment
  SEINET204043 Image available Leymus cinereus F. J. Herman 1955-7-27 11944 Plumas Along highway 3.5 miles south of Vinton Comment
  UCD87774  Leymus triticoides K. A. Wagnon 1967-7-11 s.n. Plumas Plumas National Forest. Comment
  CDA14757  Ligusticum grayi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3321 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite. 1341 Comment
  RSA59419  Ligusticum grayi E. K. Balls 1950-9-8 15706 Plumas Lakes Center Public Campground. 2043 Comment
  CAS-BOT-BC508262  Lilium columbianum A. A. Heller; P. B. Kennedy 1907-7-15 8856 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CAS-BOT-BC509322  Lilium kelleyanum Catherine Best 1983-8-29 871 Plumas Lakes Basin Campground 1920 Comment
  RSA14555  Lilium pardalinum Mrs. R. M. Austin 1880-1 s.n. Plumas Big Meadows. Comment
  RSA60136  Lilium washingtonianum E. K. Balls 1950-9-5 15678 Plumas Thompson Creek, main trail off La Porte road, turn off highway 24, east of Quincy. 1524 Comment
  SD6533  Lilium washingtonianum Mrs. R. M. Austin 1882-1 Plumas Big Meadows. Comment
  JEPS115520  Limosella acaulis Lowell Ahart, John Dittes 2009-9-7 16402 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  UC1025103  Limosella aquatica Leo Whitney 1934-8-12 1875 Plumas 8 mi ne Spring Mountain (over-flow marsh from Walker Mine); Plumas National Forest, ne of Spring Mountain 1889 Comment
  UC1931363  Linaria vulgaris Colin P. Dillingham 2008-6-17 Plumas Along west side of Quincy Junction Road between Bell Lane and Lee Road. Comment
  CHSC101917  Linnaea borealis var. longiflora Lowell Ahart; John Dittes 2009-7-14 16076 Plumas Edge of a steep north slope, north of Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1453 Comment
  JEPS45745  Linum lewisii W. L. Jepson 1927-6-21 12282 Plumas Warner Creek, by Camp Lee Warner Creek 1584 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
  CHSC21322  Listera convallarioides F. T. Griggs; A. Pass 1975-7-31 280 Plumas Three Lakes. Comment
  CHSC21542  Listera convallarioides L. Mayer; D. Brink 1975-7-29 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC58205  Listera convallarioides Vernon H. Oswald; Lowell Ahart 1992-6-22 5031 Plumas Small corner of park property located along Warner Valley Rd. between Lee and Kelly camps. Lassen Volcanic National Park. 1597 Comment
  UC1562365  Listera convallarioides Lowell Ahart 1990-7-16 6569 Plumas about 1/2 mi ne Independent Mine (on s bank of South Fork Feather River, about 3 1/2 mi ne of Little Grass Valley Reservoir); South Fork Feather River 1828 Comment
  CHSC47417  Lithocarpus densiflorus var. echinoides Lowell Ahart 1976-7-16 1177 Plumas About 5 miles north-west of Little Grass Valley Reservoir. 1828 Comment
  CHSC65467  Lithophragma bolanderi Vernon Oswald 1986-6-6 2096 Plumas LaPorte-Quincy Rd. 1.1 mi n of the Middle Fork of the Feather River. 1280 Comment
  CAS-BOT-BC435470  Lithophragma glabrum Mary Strong Clemens 1920-6-21 s.n. Plumas Quincy Comment
  CAS-BOT-BC443343  Lithophragma parviflorum Alice Eastwood 1927-6-1 14481 Plumas Forest Lodge, Greenville Comment
  CAS-BOT-BC428429  Lithophragma tenellum John Thomas Howell 1951-6-27 s.n. Plumas Jamison Creek 1828 Comment
  RSA74359  Lithospermum californicum Milo S. Baker 1952-5-24 12452 Plumas Upper end of Pine Valley, Highway 89. 884 Comment
  UC1532354  Lomatium dissectum var. multifidum Vernon Oswald 1986-6-2 2079 Plumas 5.2 mi. s.w. of Hwy. 70 at Portola (Rd. A-15) 1524 Comment
  SEINET7880163 Image available Lomatium nevadense E. Sawyer 1935-1 67 Plumas 7 3/4 miles NNE of Sattley Sec. 36 T.22N. R. 14E. Comment
  CHSC112529  Lomatium nudicaule B. Castro; L. P. Janeway 2009-6-7 1786 Plumas Northern High Sierra Nevada. Upper watershed of Thompson Valley, ~ 1.5 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. Along USFS Rd 25N05 (Squaw Valley Rd) 200 ft W of its jcn with small dirt rd to lower Thompson Valley. 1700 Comment
  CHSC41181  Lomatium nudicaule J. D. Jokerst 1984-5-14 2016 Plumas Top of the slopes S of Ward Creek, SW of Genesee Valley. 1584 Comment
  UC173182  Lomatium nudicaule Mrs. Austin 1882-7-24 131 Plumas Big Meadows Comment
  RSA97323  Lomatium nudicaule F. W. Peirson 1926-6-21 6789 Plumas Lake Almanor Comment
  SEINET7880165 Image available Lomatium nudicaule E. Sawyer 1935-1 134 Plumas 4 1/2 miles N.N.E. of Crow Sec. 27 T. 25N. R. 14E. Comment
  UC1730236  Lomatium plummerae L. P. Janeway 1998-6-2 5623 Plumas Squaw Valley; northeast side of Road 28N01 0.6 mi northwest of Road 26N70(''Four Corners''). 1705 Comment
  CAS-BOT-BC123125  Lomatium plummerae var. helleri Amos Arthur Heller 1913-6-13 10838 Plumas Near Marston Station 1066 Comment
  SEINET10740848 Image available Lomatium plummerae var. helleri A. Arthur Heller 1913-6-13 Heller 10838 Plumas Near Marston Station. 1067 Comment
  CHSC54521  Lonicera cauriana Vernon H. Oswald 1991-8-5 4805 Plumas Lassen Volcanic National Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  SD6577  Lonicera conjugialis Mrs. R. M. Austin 1880-1 Plumas Comment
  UCD137348  Lonicera interrupta Tracy I. Storer 1932-7-24 s.n. Plumas 16 miles south of Cassel. 1341 Comment
  JEPS13662  Lonicera involucrata var. involucrata H. M. Wheeler 1944-8-24 642 Plumas Cascade, bridge across creek, on Anderson trail after road ends in loop, below Toni's Cascade Creek Comment
  UC942950  Lotus argophyllus var. fremontii Lewis S. Rose 1951-6-29 51078 Plumas Rock Creek; North Fork of Feather River 550 Comment
  CDA13436  Lotus nevadensis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13283 Plumas Sierra Nevada; on USFS 23N11A. 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
  UC485774  Lotus oblongifolius var. oblongifolius H. E. and S. T. Parks Jun 1928 239 Plumas Drakesbad Lassen National Park Comment
  SEINET13711122  Lotus purshianus Lowell William Ahart, Lowell William Ahart 2001-1 9261 Plumas Little Last Chance Creek, on Strand of Frenchman Lake (T24N, R16E, S 8, SE 1/4) 5580 Ft. 1701 Comment
  JEPS114365  Lotus purshianus var. purshianus Lowell Ahart 2008-8-13 15170 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  RSA0035829  Lotus purshianus var. purshianus Lowell A. Ahart 2008-8-13 15170 Plumas East side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  UC207663  Lotus purshianus var. purshianus H. M. Hall 1912-8-5 9387 Plumas Marston Sierra Nevada Mountains Comment
  SEINET7098375  Lotus strigosus A. G. Vestal 1947-3-28 s.n. Plumas Warner Valley. (NAD 27) Comment
  RSA31787  Lotus unifoliolatus A. A. Heller 1938-7-2 15231 Plumas Along the highway north of Quincy near the bridge over Spanish Creek. 1067 Comment
  RSA718161  Lotus unifoliolatus L. Ahart 2006-10-23 13 ,50l 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 5.5 miles (air) northeast of Strawberry Valley. 1282 Comment
  CHSC21705  Lupinus F. T. Griggs; A. Pass 1975-7-1 2 Plumas East of Grizzly Creek. Comment
  RSA0060731  Lupinus adsurgens Daisie Huang 2006-8-11 06081104 Plumas Rattlesnake Creek, N of Hwy 70. 1283 Comment
  RSA430408  Lupinus albicaulis subsp. wolfianus M. L. Conrad, LeDoux, Kenney 1973-6-5 7050 Plumas Plumas National Forest of Hwy. 70. 1067 Comment
  RSA431058  Lupinus albicaulis subsp. wolfianus M. L. Conrad, Dunn, Kenney 1973-6-5 7061 Plumas West side of Quincy on Meadow Valley Road. 1037 Comment
  SBBG21929  Lupinus andersonii D. Myrick 1964-7-22 904 Plumas Drakesbad-Mineral Rd 1524 Comment
  SEINET5327645  Lupinus andersonii var. apertus M. J. Williams, Emily McPherson 1974-8-5 74 P-12 Plumas Lake's Basin, Trail from Silver Lake to Mt. Elwell. 2134 Comment
  CHSC43666  Lupinus arbustus Vernon Oswald 1983-8-4 970 Plumas Pacific Crest Trail just east of Humboldt Summit. 2023 Comment
  JEPS121740  Lupinus arbustus B. Castro and L. P. Janeway 2008-6-6 1736 Plumas Northern High Sierra Nevada. Upper watershed of Thompson Valley, ~ 1.5 mi NW of the mouth of McReynolds Creek at Red Clover Creek. Along USFS Rd 25N05 (Squaw Valley Rd) just E of its jcn with small dirt rd to lower Thompson Valley. Comment
  UCD106818  Lupinus argenteus var. heteranthus K. A. Wagnon 1963-7-23 s.n. Plumas Dixie Game Refuge, ca. 2 miles west of Frenchman Reservoir. Eastern part of the county. Comment
  SEINET8080372  Lupinus argenteus var. heteranthus A. A. Heller, P. B. Kennedy 1907-7-3 8740 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC196603  Lupinus argenteus var. palmeri L. P. Janeway 1990-7-4 3764 Plumas Along road to Lunker Point; west side Frenchman Lake 1722 Comment
  SEINET7062841 Image available Lupinus bicolor A. G. Vestal 1947-3-28 s.n. Plumas Warner Valley South West. UTM 10, 643001mE, 4468076mN.(WGS84/NAD83). 1521 Comment
  SFV11546  Lupinus bicolor M. L. Vincent 1968-6-10 868 Plumas Sierra Nevada Feather River Highway 70 at mouth of Chambers Creek, North Fork Feather River. 610 Comment
  JEPS113538  Lupinus breweri var. breweri Lowell Ahart, Josephine Guardino 2007-7-21 14378 Plumas Around pine trees, about 100 yards northeast of the bridge, about 80 yards east of the intersection, on the north side of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis 1793 Comment
  SEINET10452631  Lupinus caudatus Mary Susan Taylor 1982-6-10 Taylor 4620 Plumas T23N R15E nw/sw sec 7. Reconnaissance Peak quad. SW of 23N72, ca. l mi w of Table Rock, ca. 3 air mi ne of Beckwourth. 5100 ft. 1554 Comment
  CAS-BOT-BC215359  Lupinus dalesiae M. S. Taylor 1982-6-24 4752 Plumas Roadbank, N side of ridge at entrance to Gansner Park from Highway 70, Quincy 1066 Comment
  CAS-BOT-BC215372  Lupinus dalesiae M. S. Taylor 1982-6-23 4713 Plumas S side of Peoria Creek Road (23N10), 1.5 miles W of its junction with 23N50Y, ca. 3 air miles SW of Sloat 1402 Comment
  CAS-BOT-BC215379  Lupinus dalesiae M. S. Taylor 1982-6-17 4700 Plumas Off spur road from Eureka Ridge Road (23N09), 1.8 miles SW of Eureka Ridge Road, ca. 1 air mile SW of White Cap 1645 Comment
  CAS-BOT-BC215396  Lupinus dalesiae Robert J. Weatherby 1955-7-26 1660 Plumas Spanish Peak, near Meadow Valley 2164 Comment
  CAS-BOT-BC215402  Lupinus dalesiae E. K. Balls; L. W. Lenz 1956-6-20 21844 Plumas 2 miles SE of Spring Garden, U.S. Highway, Quincy to Portola 1249 Comment
  CHSC33999  Lupinus dalesiae M. S. Taylor; M. Foster 1981-6-3 3833 Plumas N side of rd 23N11, ca. 3 mi s of Happy Valley, near head of Cogswell Ravine, ca. 2 air mi e of Cromberg on Hwy 70. 1767 Comment
  CHSC98936  Lupinus dalesiae Samantha Mackey Hillaire; Eliza Shepard 2007-7-11 1242 Plumas And NE1/4 of NE1/4 of sec 34. Road along east side of Butt Reservoir. Mapped in five places along roadcut. 1280 Comment
  NY15847  Lupinus dalesiae H. C. Cantelow 1940-5-12 s.n. Plumas 2.4 miles east of Meadow Valley Inn near Quincy Comment
  RSA104638  Lupinus dalesiae Joseph Clemens 1920-6-3 s.n. Plumas Greenville Comment
  CAS-BOT-BC215409  Lupinus dalesiae John Thomas Howell; Gordon H. True 1968-6-10 44559 Plumas Just N of Garner Park, Quincy 1036 Comment
  SEINET10452063  Lupinus dalesiae Mary Susan Taylor 1982-6-16 Taylor 4680 Plumas T24N R10E swnw sec 33. Spring Garden quad. Open rdcut, along spur rd off 24N26-Thompson Creek Rd (0.2-0.3 mi from its jct), ca. 3 mi se of Quincy. Mixed Evergreen Forest; 4600 ft. 1402 Comment
  SEINET10485180  Lupinus dalesiae Mary Susan Taylor 1982-7-17 Taylor 4691 Plumas T23n r11e sw1/4nw1/4 sec 17. Blue nose mt quad. On open bare phyllite roadcut On and road, both sides of 23n44y, 1.3 mi. W of its jct with 23n50y, ca 2 air Mi. Sw of sloat. With silene lemmonii, collinsia torreyi. 1494 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
  SEINET10485205  Lupinus dalesiae Taylor 1982-6-3 Taylor 4600 Plumas Blue nose mt. Quad. Corolla yellow. Roadcut on north side of white cap rd. 1.1 And 1.2 mi south of its jct. With peoria creek rd., Ca. 4 Mi southwest of Sloat. Mixed evergreen forest. With ceanothus cordulatus, collinisia Rattanii. 1524 Comment
  SEINET10485209  Lupinus dalesiae Taylor 1982-6-27 Taylor 4546 Plumas Bucks lake northeast quad. West side of bucks lake-spanish creek rd across From 1084 residence in meadow valley; on road cut in pine openings. With viola Bakeri, trifolium breweri, pteridium aquilinum. 1128 Comment
  SEINET10841220  Lupinus dalesiae Mary Susan Taylor 1982-6-1 Taylor 4573 Plumas 4200 ft. T23N R11E se/ne & ne/se sec 6. Spring Garden quad. Ca. 0.1 mi e of Spring Garden city limit sign, e side of Hwy 70, just e of Greenhorn Ranch turnoff. 1280 Comment
  SEINET10903849  Lupinus dalesiae Mary Susan Taylor 1982-6-21 Taylor 4900 Plumas T23n r10e nw1/4se1/4 sec 29. Onion valley quad. W side of the hogback, Hottentot creek drainage, along and sownslope of quincy-laporte hwy (511), 2.3 Mi. N of its jct with cleghorn bar rd, ca 10 air mi. Ne of laporte. Mixed Evergreen forest openings. 1951 Comment
  SEINET12163993  Lupinus dalesiae M. S. Taylor 1982-1 4718 Plumas T23N R10E ne/nw sec 13. Blue Nose Mtn quad. S side of 23N10-Peoria Crk Rd, .2miNE of Oliver Crk 1615 Comment
  UCD107809  Lupinus grayi A. A. Heller 1913-6-13 10867 Plumas Quincy. 1066 Comment
  OBI2925  Lupinus grayi Lewis S. Rose 1968-6-11 68100 Plumas Butterly Crk 2 mi S of Keddie 1036 Comment
  SEINET10490337  Lupinus grayi Mary Susan Taylor 1982-6-17 Taylor 4693 Plumas T23n r11e ne1/4se1/4 sec 18. Blue nose mt quad. Open bare foadbank, s side of T23n44y, 1.8 mi w of its jct with bell bar creek rd (23n50y), ca 2 air mi. Sw Of sloat. 1524 Comment
  SEINET10937188  Lupinus grayi Mary Susan Taylor 1982-5-25 Taylor 4524 Plumas Along N road embankment of 23N12 and uphill ca. 20 ft into McDermott Ravine, in Sloat fire area, ca 2 mi NE mi NE of Sloat. 4600 ft. 1402 Comment
  CHSC40861  Lupinus lepidus var. confertus K. R. Stern 1985-6-25 8233 Plumas Vicinity of Blairsden. 1371 Comment
  UCD150859  Lupinus lepidus var. confertus K. A. Wagnon 1967-7-11 s.n. Plumas Frenchman Creek, Plumas National Forest. Comment
  CHSC35930  Lupinus lepidus var. lobbii M. S. Taylor 1982-6-23 4720 Plumas Flat ridge running n off 23N43Y at loop in road, 1.5 mi w of its jct Peoria Creek Rd (23N10), ca. 6 air mi sw of Sloat. 1402 Comment
  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
  CHSC56542  Lupinus obtusilobus L. P. Janeway 1984-7-15 921 Plumas Along dirt road on south side of Frenchman Hill; ca 3 mi west-southwest of Bucks Lake. 1737 Comment
  SEINET10452161  Lupinus obtusilobus Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4968 Plumas T21N R11E se sec 3. Sierra City NW quad. On ridge between Florentine Cyn and Spencer Lakes, ca. 5 mi sw of Johnsville. 7000 ft. 2133 Comment
  CHSC54321  Lupinus onustus Vernon H. Oswald; Lowell Ahart 1991-6-18 4688 Plumas Forest Rd 28N38, 4.9 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), 0.4 mile northwest of its junction with Forest Rd 28N68 at Greenville Saddle, ca. 4.5 miles (air) north of Greenville. 1609 Comment
  CHSC87620  Lupinus onustus Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10952 Plumas On the east side of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1230 Comment
  JEPS105989  Lupinus onustus Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10952 Plumas On the east side of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1230 Comment
  NY15966  Lupinus onustus M. E. P. Ames s.n. Plumas Comment
  SEINET10907029  Lupinus onustus Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-5 LeDoux 1091 Plumas Collected 2.2 mi from jct. Of hwy. 89 And 70. Douglas fir, libocedrus, and Quercus along hwy. 89. Comment
  UCD109328  Lupinus onustus A. A. Heller 1913-6-13 10869 Plumas Quincy. 1066 Comment
  CAS-BOT-BC323944  Lupinus onustus M. S. Taylor 1982-5-27 4542 Plumas Mostly W side of Dixie Canyon Rd (204), ca 2 mi N of its jct with Hwy 89 at Moccasin.. 1341 Comment
  POM181629  Lupinus onustus J. G. Lemmon 1874-09 s.n. Plumas Greenville Peak. Comment
  SEINET10841342  Lupinus onustus Cantelow 1940-5-12 CANTELOW s.n. Plumas 2 mi n of quincy. Hwy. 89. Comment
  CHSC56852  Lupinus polyphyllus var. burkei L. P. Janeway 1991-8-4 4126 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
  SEINET10488895  Lupinus sellulus Patricia L. Kenney 1973-6-5 Kenney 438 Plumas Collected along a stream along hwy. 70, 6 Mi s from jct. Of hwy. 89 And 70. Douglas fir and yellow pine. 1067 Comment
  SEINET10484152  Lupinus sellulus var. artulus Mary Susan Taylor 1982-7-14 Taylor 4831 Plumas T26N R9E ne/sw sec 7. Almanor SE quad. Near jct of 27N92 & 26N18, in Long Valley around creek, ca. 4 mi w of Greenville. Montane Meadow, edge of Mixed Coniferous Forest; 5500 ft. 1676 Comment
  CHSC110448  Luzula comosa var. laxa L. P. Janeway 2013-7-15 11183 Plumas Northern High Sierra Nevada. Plumas National Forest: south side of Tamarack Flat close to Road 22N04. 1713 Comment
  CHSC64480  Luzula comosa var. laxa B. Castro; G. Kuenster 1994-7-27 529 Plumas Ca 2 air mi SE of Bucks Lake, ca 2 mi E of Faggs Ranch. 0.1 mi S of the Oro-Quincy Hwy and ca 30 ft E of USFS Rd 23N19. 1691 Comment
  UC942987  Luzula comosa var. laxa Lewis S. Rose 1951-6-28 51031 Plumas 8 mi SW of Johnsville, McRae Meadows 1950 Comment
  CAS-BOT-BC436675  Luzula comosa var. laxa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54098 Plumas Sierra Nevada: 10.6 miles NE of La Porte on road to Quincy 1889 Comment
  CAS-BOT-BC441256  Luzula macrantha John Thomas Howell 1961-6-21 36634 Plumas Sierra Nevada: Greenville 1097 Comment
  CHSC72314  Lycopus uniflorus L. P. Janeway 1998-9-10 6273 Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  CHSC81382  Lythrum portula Lowell Ahart 2001-9-18 9284 Plumas Near the edge of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  JEPS114426  Lythrum portula Lowell Ahart 2008-7-9 15066 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
  SEINET10465413  Machaerocarpus californicus Mary Susan Taylor 1982-6-28 Taylor 4779 Plumas T23N R14 E nw/se sec 27. Portola quad. In Sagebrush Scrub along s side of Feather River, ca. 1 mi sw of Beckwourth on Ramelli Ranch, ca. 1/4 mi w of Calpine Rd (109). 4880 ft. 1487 Comment
  RSA407389  Madia bolanderi Lyman Benson 1932-7-29 3996 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  RSA755217  Madia bolanderi L. Ahart, John Dittes 2009-8-28 16352 Plumas N side of Forest Service Road 27N98, headwater of Clear Creek, about 2 air miles N of Butt Valley Reservoir Dam, about 3 air miles SW of Lake Almanor Reservoir Dam. 1477 Comment
  RSA699781  Madia citriodora L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11153 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CAS-BOT-BC343782  Madia elegans John Thomas Howell 1961-9-25 36966 Plumas Vinton 1506 Comment
  CAS-BOT-BC343789  Madia elegans Mrs. H. C. Cantelow 1949-6-11 6 Plumas Lake Almanor 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
  RSA584783  Madia elegans subsp. elegans J. T. Howell 1961-9-25 36966 Plumas Sierra Nevada: Vinton 1507 Comment
  CDA8238  Madia exigua D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .271 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  CHSC91941  Madia glomerata Lowell Ahart; Josephine Guardino 2005-8-9 12262 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  CHSC97055  Madia glomerata Lowell Ahart; Josephine Guardino 2007-7-20 14336 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  JEPS120496  Madia glomerata L. P. Janeway 2012-10-17 11080 Plumas Northern High Sierra Nevada. Plumas National Forest; along La Porte-Quincy Road 1.9 road km north of Onion Valley Creek; upper east-facing flank of Fingerboard (Peak). Comment
  SBBG21778  Madia glomerata D. Myrick 1964-7-21 893 Plumas E of trail parking area, Drakesbad 1737 Comment
  SBBG27939  Madia glomerata D. D. Keck 1932-7-6 1715 Plumas halfway between Prattville and Chester 1340 Comment
  SEINET10474806  Madia glomerata Mary Susan Taylor 1982-8-30 Taylor 5080 Plumas T27N R11E se/nw sec 27. Kettle Rock quad. ALong 27N57, Kettle Pass, just w of Eisenheimer Peak, ca. 7 air mi ne of Taylorsville. Bare open ridge; 7000 ft. 2133 Comment
  CAS-BOT-BC343276  Madia gracilis John Thomas Howell 1967-6-23 42695 Plumas Butterfly Valley 1066 Comment
  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
  CAS-BOT-BC343256  Madia gracilis Clarence R. Quick 1934-7-4 s.n. Plumas Headwater of Clear Creek, Plumas National Forest Comment
  SD8619  Madia gracilis Daniel Cleveland 1882-7-22 Plumas Practorville Comment
  CHSC21111  Maianthemum racemosum F. T. Griggs; A. Pass 1975-7-1 22 Plumas East of Grizzly Creek. Comment
  RSA0091377  Maianthemum stellatum Bonnie C. Templeton 1968-1 11296 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC324549  Malacothrix John Thomas Howell; H. Keith Wagnon 1980-5-28 53701 Plumas Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River, Sierra Nevada 853 Comment
  CAS-BOT-BC347521  Malacothrix floccifera Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Indian Valley road near Crater Nat'l Park Comment
  SEINET7950491  Marrubium vulgare W. Harnach, N. Harnach 1989-6-17 151 Plumas Sierra Valley, ca 250 ft. W of the steel bridge on Marble Lane. 1487 Comment
  CAS-BOT-BC105206  Marsilea mucronata Barbara Ertter; Jeffrey Strachan 1980-7-31 3894 Plumas E side Red Clover Valley on Beckwourth - Milford Road, Plumas National Forest 1676 Comment
  CAS-BOT-BC71084  Marsilea vestita John Thomas Howell 1926-7-30 2159 Plumas Prattville 1371 Comment
  JEPS116142  Marsilea vestita subsp. vestita Lowell Ahart, John Dittes 2009-9-7 16373 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC348172  Matricaria discoidea John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1979 Plumas Butterfly Botanical Area and Vicinity. In valley proper near barn 1036 Comment
  HSC93324  Matricaria discoidea Vernon H. Oswald, L. Ahart 1996-7-15 8014 Plumas E side of the arm of Lake Almanor extending N from Hwy. 36 causeway, S of the point where the road to Last Chance Campground begins to parallel the lake, High Cascade Range. 1372 Comment
  CAS-BOT-BC269220  Melica aristata John Thomas Howell 1951-6-27 27574 Plumas Johnsville 1584 Comment
  CAS-BOT-BC269224  Melica aristata John Thomas Howell 1976-7-15 51864 Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  CAS-BOT-BC269225  Melica aristata John Thomas Howell 1960-7-21 35823 Plumas Lassen Volcanic National Park. Near Terminal Geyser 1798 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
  UCD87281  Melica fugax August L. Hormay 1932-6-9 s.n. Plumas north of Crocker Ranger Station, Plumas National Forest, Squaw Queen Valley. Comment
  CHSC41165  Melica harfordii L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-24 Plumas Plumas N.F. ECOS plot 11-142. Slope above Mosquito Cr near Soda Spr. 1264 Comment
  JEPS115934  Melica harfordii Lowell Ahart, John Dittes 2009-7-14 16075 Plumas East of Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1536 Comment
  SJSU7644  Melica harfordii R. E. Palmer 1972-5-12 165 Plumas near Storrie in Feather River Canyon (N Fork Feather River) 518 Comment
  CHSC44578  Melica stricta Lowell Ahart 1979-7-18 1974 Plumas Growing east of the road, about 1/8 mile south of Onion Valley, about 1 mile north-west of Pilot Peak, about 12 miles north-east of La Porte. 1828 Comment
  CHSC53180  Melica stricta L. P. Janeway 1989-6-22 3377 Plumas Plumas National Forest. Easterly flank of Crocker Mtn above Crocker Mdw. 1889 Comment
  UC641678  Melica stricta G. L. Stebbins Jr. 1939-7-9 2937 Plumas n side Meadow View Peak 1981 Comment
  HSC100732  Mentha arvensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16243 Plumas Below the high water line of Lake Almanor, 1,849 ft. NW of Lake Almanor Dam. 1591 Comment
  CDA19237  Mentzelia dispersa G. D. Barbe, T. C. Fuller 1982-6-17 3827 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC95202  Mentzelia dispersa R. D. Fischer; Jenny Marr 2005-7-4 813 Plumas Butt Valley Reservoir. Sierra Nevada high, along the north side road of Butt Valley Reservoir, near the Ponderosa Campground dumpster. 1341 Comment
  UC336441  Mentzelia laevicaulis var. laevicaulis unknown Plumas Indian Valley Comment
  RSA106774  Mentzelia montana L. S. Rose 1955-7-19 55146 Plumas Portola. 1479 Comment
  CHSC79530  Menyanthes trifoliata G. F. Hrusa; E. Sandoval 1993-5-30 11136 Plumas Snake Lake Vicinity. [Original lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  CHSC35261  Micranthes aprica M. S. Taylor 1981-5-8 3652 Plumas At jct of rds 26N18, 26N92 and 27N92, ca. 1/2 mi e of Long Valley Mine ca.4 air mi w of Greenville. 1615 Comment
  CHSC43318  Micranthes aprica Lowell Ahart 1975-7-9 865 Plumas On an open mountain side, about 1 mile south-west of Pilot Peak. 1981 Comment
  CHSC98563  Micranthes aprica L. P. Janeway 2007-6-3 9016 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
  CAS-BOT-BC429149  Micranthes odontoloma Rimo Bacigalupi 1927-7-10 1684 Plumas Meadow about 1/4 mile below outlet of Long Lake along Gray Eagle Creek 1828 Comment
  CAS-BOT-BC429239  Micranthes oregana Ella Dales Cantelow 1938-7-4 2310 Plumas Drakesbad. Comment
  CHSC35259  Micranthes oregana M. S. Taylor 1981-6-18 3937 Plumas Along spring crossing Beckwourth-Genesee Rd n of Crystal Creek, ca. 2 mi s of Notson Bridge, ca. 17 air mi ne of Blairsden. 1737 Comment
  UCR281704  Micropus californicus B. C. Templeton 1968-6-8 11225 Plumas Butterfly Valley, c. 10 miles west of Quincy 1067 Comment
  SEINET10938127  Microseris Mary Susan Taylor 1981-9-14 Taylor 4275 Plumas California: T26N R8E se1/4 sec 13. Almanor SE quad. Around the ponds, headwaters of Rush Creek, near its jct with Cow Creek, ca. 5 mi ESE of Green- ville. Plumas County. 5200 ft. 1585 Comment
  CHSC87640  Microseris nutans Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10909 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
  JEPS106022  Microseris nutans Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10909 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
  UC485810  Microseris nutans H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  UC1612408  Mimulus bifidus Plumas Origin: U.S.A., California. Plumas Co.: near Storie Comment
  RSA0014039  Mimulus bolanderi Joan Stewart 2000-06 1031 Plumas Plumas National Forest Comment
  JEPS30979  Mimulus breweri D. E. Breedlove 1962-6-12 3429 Plumas 6.9 mi w Chester (along State Highway 36); Sierra Nevada 1524 Comment
  UC1552710  Mimulus breweri Frederica Bowcutt 1985-6-6 574 Plumas about 15 air mi ne Quincy; Plumas National Forest, Red Clover Creek Comment
  RSA59739  Mimulus guttatus E. K. Balls 1950-9-14 15802 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  POM147037  Mimulus guttatus Alice Eastwood 1927-06 14559 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  JEPS94292  Mimulus moniliformis Lowell Ahart 1997-9-11 7895 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on the w side of the North Fork of the Feather River, on w side of Caribou Road); North Fork of the Feather River, Caribou Road 792 Comment
  JEPS28645  Mimulus nanus var. jepsonii George W. Gillett 1957-7-23 893 Plumas on trail below summit Mt. Harkness; Lassen Volcanic National Park 2346 Comment
  UC335565  Mimulus nanus var. mephiticus J. G. Lemmon Plumas Sierra Valley Comment
  JEPS98998  Mimulus pilosus Lowell Ahart 2001-10-8 9303 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) NE of Quincy. 1522 Comment
  RSA232724  Mimulus primuloides Larry E. DeBuhr, Gary D. Wallace 1972-5-21 591 Plumas Plumas National Forest, at pond reservoir in Butterfly Valley about 1 mile southwest of Keddie. 1037 Comment
  UCD78304  Mimulus pulsiferae G. Ledyard Stebbins 1979-7-5 7924 Plumas Alder Creek. (Exact location unknown. Coordinates estimated by label maker.) Comment
  JEPS80684  Mimulus pulsiferae L. R. Heckard and T. I. Chuang 1981-6-10 5535 Plumas 2 mi ne Almanor (along highway 89 at North Humbug-Humboldt Cross Road junction, w of Lake Almanor) 1391 Comment
  JEPS122309  Mimulus torreyi Lowell Ahart 2014-8-31 19815 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  POM260887  Mimulus torreyi L. S. Rose 1939-6-8 39270 Plumas S end of Lake Almanor. 1372 Comment
  RSA101397  Mimulus torreyi R. Weatherby 1955-7-21 1647 Plumas Bottle Springs, near Middle Fork Feather River. 1616 Comment
  SEINET12326106  Mimulus torreyi W. Knight, Knight, I. 1983-1 4913 Plumas near W shore of Lake Almanor 1366 Comment
  POM161340  Mitella breweri R. C. Bacigalupi 1927-7-10 1685 Plumas About 0.25 mile below outlet of Long Lake along Gray Eagle Creek 1829 Comment
  RSA121479  Mitella breweri A. Lewis 1934-6-18 489 Plumas 1 mile NW of Whiskey Diggins 1402 Comment
  UC1594682  Mitella breweri Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway, and Joan Reynolds 1992-7-1 5044 b Plumas near entrance gate to Elwell Lodge (s end of campground, s margin of lake, ca 5 air mi ssw of Graeagle via Gold Lake Forest Hwy (County Rd. 519)); Grass Lake, Lakes Basin Campground Comment
  CAS-BOT-BC433056  Mitella pentandra M. S. Taylor 1982-6-16 4687 Plumas W side of 24N13, 1.4 mi s of Willow Creek Rd (23N90), ca. 4 air mi se of Quincy. 1524 Comment
  SEINET10483082  Mitella pentandra Mary Susan Taylor 1982-6-16 Taylor 4687 Plumas T23N R10E sw/se sec 8. Onion Valley quad. W side of 24N13 along small creek, 1.4 mi s of its jct with Willow Creek Rd (23N90), ca. 4 air mi se of Quincy. Alt. 5000 ft. 1524 Comment
  UC1125785  Moehringia macrophylla P. G. Haddock 1938-5-29 10 Plumas near Rock Creek; Plumas National Forest, Downieville Quadrangle, Rock Creek Comment
  JEPS102242  Monardella follettii L. P. Janeway 2001-8-5 7422 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  SJSU15286  Monardella follettii S. Woolhouse 2009-7-26 7 Plumas Along forest service road 26N26 just north of Highway 70 and west of Caribou Road. Comment
  UCD125055  Monardella follettii L. P. Janeway; Linnea Hanson, Perrie Cobb 1993-7-19 4461 Plumas Plumas National Forest. Quincy Ranger District. Southwest side of the top of Big Hill. 1874 Comment
  UCSC008317  Monardella follettii Brett Smith 2012-7-25 BAS 012 Plumas 220m NNW of Tallest Point in area, 150m SW of intersection of 26N25 and 26N26. 1416 Comment
  CHSC118658  Monardella follettii Noah Siegel 2015-7-29 2015007 Plumas Plumas National Forest. Located on the north side of Rush Creek Hill, just south of Forest Service road 26N67F4. UTM 660981 E, 4437231 N, NAD83 Zone 10N. 1825 Comment
  SEINET10582328  Monardella follettii A. Graff 1993-7-22 Graff 313 Plumas Plumas National Forest. Meadow Valley Rd. south, .4 mile from Union Pacific RR crossing, on left road cut. T25N,R8E,S20. Locally frequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Comment
  SEINET10582337  Monardella follettii A. Graff 1993-7-23 Graff 337 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
  CDA12145  Monardella odoratissima G. F. Hrusa, J. Dinsdale 1989-6-25 7193 Plumas Sierra Nevada; Bucks lake north shore. Comment
  CHSC52044  Monardella odoratissima L. P. Janeway 1989-7-13 3489 Plumas Plumas National Forest. Slopes on NE flank of Crocker Mtn, above Red Clover Valley. 1.2 mi SW of Beckswourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. 1798 Comment
  UC586855  Monardella odoratissima subsp. glauca Joseph Andorfer Ewan 1934-6-25 8228 Plumas above Dentens (Gold Lake Road); Sierra Nevada 1676 Comment
  CDA18466  Monardella odoratissima subsp. pallida G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3200 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  CHSC61744  Monardella odoratissima subsp. pallida L. P. Janeway 1993-7-28 4477 Plumas Plumas National Forest. Along steep north-trending ridge south of a bend in Ward Creek. Along, and down-ridge from, access road 2.2 mi southeast of Genesee Valley. 1341 Comment
  JEPS114508  Monardella odoratissima subsp. pallida Lowell 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 one mile northeast of La Porte 1613 Comment
  JEPS51854  Monardella odoratissima subsp. pallida Esther C. Fritz 1933-7-27 Plumas Spanish Peak 2133 Comment
  RSA0039302  Monardella odoratissima subsp. pallida Lowell 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
  RSA715685  Monardella odoratissima subsp. pallida L. Ahart, Josephine Guardino 2005-8-9 12298 Plumas on the east side of Fant Creek, on the west side of the dirt road, about 100 yards northwest of the cabin (destroyed) and corral, north of Forest Service Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1598 Comment
  SEINET10582102  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 293 Plumas Plumas National Forest. On Hwy. 70 west, less than .5 miles southeast of Greenhorn Ranch Rd. (just past Graff collections 285-290), at the end of a bridge before a rest area, on south side of the road. T24N,R10E,S26. Comment
  CAS-BOT-BC220483  Monardella sheltonii John Thomas Howell 1975-7-22 51349 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CHSC52052  Monardella sheltonii L. P. Janeway 1989-6-23 3399 Plumas Cyn of N Fk Feather River at Chambers Cr. Along hwy 70. 624 Comment
  CHSC67978  Monardella sheltonii James D. Jokerst 1989-7-3 3118 Plumas Serpentine canyon on Hwy. 70 3.0 mi E of Caribou Rd. Comment
  SEINET10582343  Monardella sheltonii A. Graff 1993-7-22 Graff 300 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
  SEINET10582357  Monardella sheltonii A. Graff 1993-7-21 Graff 287 Plumas Plumas National Forest. On Hwy. 70 west, .3 mile southeast of Greenhorn Ranch Rd., on right road bank. T24N,R10E,S25. Growing in light brown, sandy, gravelly soil, with Arctostaphylos sp. and scrub. Bombus sp. Comment
  CAS-BOT-BC220207  Monardella stebbinsii Stebbins; Epling 1968-8-2 6840 Plumas E. Branch of North Fork of Feather R., S. side of canyon ca. 1.6 km E of Rich Bar. On ridge E of Mill Cr. 1050 Comment
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Jul 19 2018
  CAS-BOT-BC444743  Montia chamissoi John Thomas Howell 1960-7-18 35542 Plumas Lassen Volcanic National Park. Drakesbad 1828 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
  CHSC54411  Montia fontana subsp. chondrosperma Vernon H. Oswald 1991-6-17 4667 Plumas Drakesbad, on the springy slope on the north side of the meadow, west of the resort buildings. 1755 Comment
  CHSC97580  Montia fontana subsp. chondrosperma Lowell Ahart; John Dittes 2007-6-16 14100 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CDA19263  Montia linearis G. D. Barbe, T. C. Fuller 1982-6-17 3847 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  JEPS46144  Montia linearis Duncan Dunning 1923-6-2 Plumas 4 mi nw of Quincy (Snake Lake); Snake Lake Comment
  CAS-BOT-BC445083  Montia linearis Alice Eastwood 1927-6-1 14666 Plumas United States Forest Reserve. On road from Long Valley Comment
  SEINET5336650  Montia linearis A. A. Heller, P. B. Kennedy 1907-7-4 8731 Plumas Meadow two miles south of Red Clover Valley Comment
  UC635320  Montia linearis H. L. Mason 1924-6-18 1052 Plumas n of Graeagle Comment
  SEINET4672017  Muhlenbergia asperifolia W. Harnach, N. Harnach 1990-7-5 462 Plumas Sierra Valley, first corner east of Co. Rd. A-23 on Marble Lane. 1487 Comment
  CAS-BOT-BC267011  Muhlenbergia filiformis Lowell Ahart 1985-7-11 5138 Plumas Below the highwater line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles NW of La Porte 1584 Comment
  JEPS122306  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. 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
  CAS-BOT-BC275038  Muhlenbergia richardsonis Lewis S. Rose 1955-7-20 55161 Plumas Mohawk 1371 Comment
  SD46645  Myosotis scorpioides Robert J. Weatherby 1950-7-2 1443 Plumas Mill Creek, East Quincy 1064 Comment
  UCD119537  Myosotis scorpioides Malcolm A. Nobs; S. Galen Smith 1949-8-20 1453 Plumas Along highway #24, 1 mile south of Spring Garden. Comment
  SEINET5338191  Myosurus aristatus H. N. Mozingo 1979-4-26 79 -32 Plumas 1.4 miles SW of Vinton on Rt. 49 1494 Comment
  CHSC81379  Myriophyllum sibiricum Lowell Ahart 2001-9-18 9278 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  JEPS103351  Nama lobbii Lowell Ahart 2002-6-26 9770 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
  RSA88082  Nama lobbii J. T. Howell 1951-6-28 27697 Plumas Eureka Peak. 1982 Comment
  UC1075740  Nama lobbii Robert J. Weatherby 1955-7-21 1656 Plumas ridge between Bottle Springs and Bear Creek (Middle Fork Feather River); , btw Bottle Springs-Bear Creek 1767 Comment
  SJSU4628  Narthecium californicum C. W. Sharsmith 1969-6-19 7596 Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  POM161625  Narthecium californicum Rimo C. Bacigalupi 1927-7-10 1690 Plumas About 0.25 mile below outlet of Long Lake along Gray Eagle Creek 1829 Comment
  HSC22873  Nasturtium officinale John Pratt 1970-6-19 25 Plumas Intersection of Rock Creek and Hwy. 36 Comment
  SEINET10546862  Navarretia Mary Susan Taylor 1974-7-3 Taylor 297 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CHSC33600  Navarretia breweri M. S. Taylor; M. Foster 1981-6-8 3867 Plumas N side of 24N08, just n of its jct with 25N93, half way between Bagley Pas and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. 1706 Comment
  RSA725416  Navarretia breweri L. Ahart, John Dittes 2007-6-16 14094 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  CHSC80853  Navarretia capillaris Lowell Ahart 2001-7-17 8907 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC44332  Navarretia divaricata Lowell Ahart 1974-7-30 561 Plumas West of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  UC963762  Navarretia divaricata Herbert L. Mason 1924-6-18 1062 Plumas near Gold Lake Comment
  CHSC94189  Navarretia divaricata subsp. divaricata Lowell Ahart 2006-7-3 12905 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, near the west edge of a dry open basalt flat. 1527 Comment
  JEPS113440  Navarretia divaricata subsp. divaricata Lowell Ahart, John Dittes 2007-6-17 14155 Plumas On the sides of a small wash, about 20 yards west of Red Clover Creek, about 10 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end o 1654 Comment
  CHSC107268  Navarretia divaricata subsp. vividior L. P. Janeway 2011-7-6 10497 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir; 4.2 air km north-northeast of La Porte. 1721 Comment
  CDA13430  Navarretia divaricata var. divaricata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13278 a Plumas Sierra Nevada; along lower Bull Run Creek off USFS 23N12E. Comment
  CHSC23588  Navarretia intertexta subsp. propinqua Nancy Mosman 1971-7-17 107 Plumas Found along roadside meadow 50 ft w of Hwy 32 ca. 3.8 mi s of Chester. 1371 Comment
  CHSC23854  Navarretia intertexta subsp. propinqua Glenda Foster 1975-11-8 103 Plumas Along road n of Hwy. 89, ca. 0.3 mi. 3.2 mi from the junction of Hwys. 36 and 89. Near the shore of Lake Almanor. Comment
  JEPS28631  Navarretia intertexta subsp. propinqua George W. Gillett 1957-7-18 823 Plumas Willow Lake Meadow Lassen Volcanic National Park (n end, near the main inlet) 1661 Comment
  CHSC10634  Navarretia leptalea Lowell Ahart 1970-6-25 Plumas Six miles NW of La Porte. 1828 Comment
  UCD106215  Navarretia leptalea J. M. Tucker 1948-7-24 1714 Plumas near road from Cascade to Camel Peak. 1615 Comment
  CDA40132  Navarretia leptalea Vernon H. Oswald & Lowell Ahart 1998-8-11 9477 Plumas USFS 23N85Y 0.8 mile east of Oroville-Quincy Highway, 6.2 miles northeast of Four Trees, on the south side of Frenchman Hill. Comment
  RSA60130  Navarretia leptalea E. K. Balls 1950-9-5 15673 Plumas 0.5 mi. off Highway 24 on La Porte Road, east of Quincy, Thompson Valley 1098 Comment
  RSA605580  Navarretia leptalea Alva Day, Orbelia Robinson 1982-7-15 82 -86 Plumas Plumas National Forest, Lake Davis, 0.2 mi. west of Coot Bay on north side of lake. Comment
  RSA83058  Navarretia leptalea Verne Grant, Alva Grant 1948-7-11 s.n. Plumas Lava Cap, southwestern Plumas County Comment
  UC1075729  Navarretia leptalea subsp. leptalea Robert J. Weatherby 1955-7-21 1643 Plumas near Bottle Springs (Cattle Springs, Middle Fork Feather River, on McCarthy Bar Road); Middle Fork Feather River, Cattle Springs 1524 Comment
  RSA298989  Nemacladus capillaris Francia Chisaki, Isabelle Tavares 1956-6-1 902 Plumas Along State Highway 89, 6.7 miles west of Virgilia. Comment
  SEINET10461194  Nemacladus interior Howell 1951-6-29 Howell 27761 Plumas Feather River Canyon 549 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
  CDA15902  Nemophila parviflora var. austiniae B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  CAS-BOT-BC230555  Nemophila parviflora var. austiniae L. Constance 1938-6-10 2318 Plumas NE end of Lake Almanor 3.2 miles N of Prattville 1524 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
  UCR77780  Nemophila pedunculata G. H. True, Walter Knight, I. Knight, J. T. Howell 1967-5-7 1831 Plumas Butterfly Canyon, Butterfly Botanical Area and vicinity. 1067 Comment
  SD43462  Nemophila pedunculata Philip A. Munz 1947-5-16 11825 Plumas 8.0 miles north of Chilcoot. 1524 Comment
  CHSC39592  Nemophila spatulata Lowell Ahart 1983-7-20 4194 Plumas Found growing on damp soil on a small mound near a small wet mountain meadow, about 1/4 mile east of the Feather Fork Mine, about 5 1/2 miles north of La Porte. 1800 Comment
  CHSC58032  Nemophila spatulata Vernon H. Oswald 1992-5-21 4944 Plumas Lassen Volcanic National Park. Warner Valley-Drakesbad Rd. between Lee and Kelly camps. On the edge of an alder thicket in the corner of the park on the SW side of the road. 1597 Comment
  CHSC702  Nemophila spatulata 1932-5-29 Plumas Almanor meadows. 1432 Comment
  UCSB15812  Nemophila spatulata Breedlove, Dennis 1962-6-12 Plumas Along State Highway 36; 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  JEPS63429  Nepeta cataria W. L. Jepson 1939-8-16 19444 Plumas near Quincy (Greenhorn Creek); Greenhorn Creek 1036 Comment
  CHSC81630  Nicotiana acuminata var. multiflora Lowell Ahart 2001-10-8 9332 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
  UC1075662  Nuphar lutea subsp. polysepala Robert J. Weatherby 1950-7-28 1497 Plumas Snake Lake near Quincy; Snake Lake 1219 Comment
  UC635508  Nuphar lutea subsp. polysepala H. L. Mason 1924-6-20 1089 Plumas in a lily pond near Greagle Lodge Comment
  CAS-BOT-BC400101  Nuphar polysepala Robert J. Weatherby 1950-7-28 1497 Plumas Snake Lake, near Quincy 1219 Comment
  SEINET5345675  Oenothera deltoides var. piperi M. J. Williams, L. Wise 1976-5-31 76- 21 -2 Plumas Between Chilcoot and Vinton, Sierra Valley 1554 Comment
  UC86921  Oreostemma alpigenum var. andersonii T. S. Brandegee 1892-7-4 Plumas Prattsville Comment
  CAS-BOT-BC499834  Orobanche corymbosa subsp. mutabilis John Thomas Howell 1977-8-11 52696 Plumas Sierra Nevada: N end of Frenchmans Reservoir 1706 Comment
  RSA0083210  Orthilia secunda L. Ahart 2008-9-10 15364 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
  UC1609125  Orthilia secunda Vernon H. Oswald and Lowell Ahart 1993-8-25 5855 Plumas Ridge Lake located ca. 1 mi ESE of Spencer Mdw. ca. 0.6 mi S of Lassen Park. 1978 Comment
  CAS-BOT-BC238431  Orthocarpus W. Harnach; N. Harnach 1990-6-13 374 Plumas Sierra Valley. Ramelli Ranch (USFS) 1487 Comment
  RSA516531  Orthocarpus cuspidatus subsp. cryptanthus George W. Gillett 1952-8-17 193 Plumas Lassen Volcanic State Park. Near State Highway 89, 2 mi below sign marking trail to Bumpas Hell. Comment
  POM44306  Orthocarpus erianthus Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  CHSC101930  Osmorhiza chilensis Lowell Ahart; John Dittes 2009-7-14 16062 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
  JEPS93946  Osmorhiza occidentalis Vernon H. Oswald and Lowell Ahart 1998-8-11 9493 Plumas Quincy-La Port Road (County Road 511) at the South Fork Feather River w of Pilot Peak; South Fork Feather River, Quincy-La Port Road 1920 Comment
  CAS-BOT-BC316894  Packera eurycephala var. lewisrosei John Thomas Howell 1973-7-9 49701 Plumas near Rich Bar 762 Comment
  CHSC102015  Packera streptanthifolia L. P. Janeway; B. Castro 2009-8-29 9938 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. Small meadow, about 30m x 40m, high on the mountainside, northeast-facing 30% slope. 1892 Comment
  CAS-BOT-BC317124  Packera streptanthifolia var. streptanthifolia Alice Eastwood 1927-6-27 14911 Plumas On road between Reno & Chilcott 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
  POM161729  Paeonia brownii R. C. Bacigalupi 1927-7-12 1729 Plumas Along Little Gray Eagle Creek near Lakes Center Camp. Gold Lakes Region. 1890 Comment
  UCD89956  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CHSC94987  Panicum dichotomiflorum subsp. dichotomiflorum Lowell Ahart 2006-10-23 13499 A 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 of Strawberry Valley. 1281 Comment
  CAS-BOT-BC175577  Parnassia palustris Lowell Ahart 1981-7-21 2950 Plumas Near Dixon Creek, north of Pilot Peak 1600 Comment
  CHSC1835  Pedicularis attollens V. Holt 1942-7-2 Plumas Na Wa Kwa near Longville. 1310 Comment
  UC1075713  Pedicularis groenlandica Robert J. Weatherby 1955-6-26 1559 Plumas near Lakes Ranger Station; Lakes Basin 1981 Comment
  RSA59174  Pedicularis groenlandica subsp. surrecta E. K. Balls 1950-9-1 15600 Plumas East of Long Lake, at foot of meadow leading down to two smaller lakes. 2104 Comment
  CHSC43503  Pedicularis racemosa Lowell Ahart 1979-8-4 2007 Plumas Go from La Porte to Slate Creek, about 3/4 mile from La Porte turn north and enter and cross the hydralic mine, where the road leaves the mine the plants are about 900 feet to the north, 1 mile east of La Porte. 1463 Comment
  POM286408  Pedicularis racemosa Lyman Benson 1932-7-29 3979 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  JEPS22196  Pedicularis racemosa Rimo Bacigalupi with Howard Whisler 1957-7-25 6032 Plumas 1 mi w of Deadwood Summit (along Bucks Lake Road, about 1 33/4 mi e of se end of Bucks Lake) 1645 Comment
  JEPS22197  Pedicularis racemosa Rimo Bacigalupi with Howard Whisler 1957-7-25 6035 Plumas along s shore of Bucks Lake 1554 Comment
  SBBG128713  Pedicularis racemosa L. Ahart 2008-8-14 15201 Plumas 200 yards NE of the metal gate, E side of Forest Rd 22N68, ca. 100 yards W of the S Fork of the Feather River, ca. 0.5 mi NE of Little Grass Valley Reservoir, ca. 5 mi NE of La Porte 1571 Comment
  CHSC43484  Pedicularis semibarbata Lowell Ahart 1975-7-10 867 Plumas Near the Feather Fork Mine, about 2 miles north of Little Grass Valley Reservoir. 1828 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
  SEINET11713792  Pellaea brachyptera R. M. Austin 1878-1 s.n. Plumas no further locality Comment
  UC366578  Pellaea brachyptera unknown Aug. 1883 Plumas Sho'fly Rd Indian Valley; n California, Indian Valley Comment
  CAS-BOT-BC69369  Pellaea breweri Clare B. Hardham 1970-8-9 17716 N Plumas Road to Thompson Peak Lookout 2286 Comment
  CHSC36343  Pellaea bridgesii M. S. Taylor; H. Swanson 1982-8-11 4969 Plumas Along n side of Jamison Creek Rd. (507), ca. 1 mi w of Plumas-Eureka State Park, ca. 3 mi sw of Johnsville. 1798 Comment
  CHSC50982  Pellaea bridgesii Lowell Ahart 1990-7-16 6568 Plumas On the north side of the South Fork of the Feather River, about 1/2 mile north-east of the Independent Mine, about 3 1/2 miles north-east of Little Grass Valley Reservoir. 1828 Comment
  POM319333  Penstemon deustus Patricia Wilder 1971-6-22 5157 Plumas Spanish Ranch, 6 miles west of Quincy on Spanish Ranch Road, on north side of road. Cascade mtn range, Spanish Creek to North Fork Feather River drainage. 1098 Comment
  UC886966  Penstemon deustus var. deustus Anna Head 1920-6-15 Plumas among rocks at Lake Center Camp , at Lake Center Camp (Feather River Region) 1920 Comment
  CDA18677  Penstemon deustus var. pedicellatus G. D. Barbe, T. C. Fuller 1982-6-15 3727 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  NY609847  Penstemon deustus var. suffrutescens M. S. Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CHSC97269  Penstemon gracilentus Lowell Ahart; John Dittes 2007-8-9 14448 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2493 Comment
  NY600702  Penstemon gracilentus G. Schoolcraft 1989-7-3 1935 Plumas Diamond Mountains, near Bear Valley 1735 Comment
  RSA59355  Penstemon gracilentus E. K. Balls 1950-9-2 15620 Plumas 2.5 miles towards Mt. Ingalls Lookout after turn off from Ramelli to Walker Mine. 1951 Comment
  CAS-BOT-BC264358  Penstemon heterodoxus var. heterodoxus Mrs. C. E. Sutcliffe 1914-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC61679  Penstemon heterodoxus var. shastensis Vernon H. Oswald 1993-8-25 5875 Plumas Lassen Volcanic National Park. W side of the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. 2057 Comment
  UC690372  Penstemon laetus var. leptosepalus David D. Keck 1928-6-16 449 Plumas on Oroville - Quincy road four mi n Butte County line (Sierra Nevada); , on Oroville - Quincy road 1676 Comment
  CHSC82134  Penstemon neotericus L. P. Janeway 2001-8-5 7421 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  UC139042  Penstemon neotericus Mrs. R. M. Austin July 1896 485 Plumas Lassens Peak Comment
  RSA6234  Penstemon neotericus D. D. Keck 1932-7-6 1719 Plumas 12 miles west of Chester. 1585 Comment
  UC501398  Penstemon neotericus David D. Keck 1932-7-6 1713 Plumas on road to Prattville 8 mi n Greenville; Sierra Nevada, n of Greenville 1463 Comment
  RSA79803  Penstemon newberryi subsp. newberryi F. W. Peirson 1926-6-22 6814 Plumas Drakesbad, Lassen National Park. 1677 Comment
  JEPS15157  Penstemon newberryi var. newberryi A. E. Wieslander 1927-7-10 16 Plumas between Gold and Silver Lakes Comment
  NY627327  Penstemon newberryi var. newberryi J. T. Howell 1967-7-11 43351 Plumas Summit ridge of Mt. Hough, (a metamorphic area) 2194.6 Comment
  UCD124121  Penstemon procerus R. N. Raynor 1939-6-1 s.n. Plumas along Lake Almanor, near Chester. Comment
  JEPS106019  Penstemon roezlii Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10954 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1251 Comment
  JEPS126588  Penstemon roezlii Lowell Ahart 2016-6-29 21074 Plumas East part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC690332  Penstemon roezlii David D. Keck 1928-6-14 443 Plumas Cromberg Sierra Nevada, Cromberg 1249 Comment
  CAS-BOT-BC239610  Penstemon rydbergii var. oreocharis John Thomas Howell 1960-7-19 35625 Plumas Lassen Volcanic National Park, Drakesbad 1828 Comment
  NY651304  Penstemon rydbergii var. oreocharis J. M. Coulter 176 Plumas Comment
  POM181074  Penstemon rydbergii var. oreocharis A. A. Heller, P. B. Kennedy 1907-7-5 8735 Plumas Red Clover valley Comment
  CHSC75892  Perideridia bolanderi G. F. Hrusa 1997-5-30 13842 Plumas Sierra Nevada. 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508) /and Sloat Rd. (to S). [Original lat./long. on label is '39 53 N; 120 42 W']. 1450 Comment
  CHSC117007  Perideridia bolanderi subsp. bolanderi Lowell Ahart 2016-6-29 21068 Plumas Top of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  UC1562648  Perideridia bolanderi subsp. bolanderi Barbara Ertter with Gary Schoolcraft 1989-7-3 8661 Plumas ridge between Red rock and Diamond Mt. (ca 8 air mi s of Susanville) 2225 Comment
  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
  CDA13391  Perideridia parishii subsp. latifolia G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13240 Plumas Sierra Nevada; On hillside adjacent to headwaters of Bull Run Creek off USFS 23N12E. Comment
  UC1191938  Perideridia parishii subsp. latifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1437 Plumas Butterfly Valley; bog and marsh Comment
  UCD127869  Perideridia parishii subsp. latifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1437 Plumas at Butterfly Valley. Comment
  CHSC20847  Persicaria lapathifolia K. R. Stern 1975-7-23 5802 Plumas W shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC419231  Persicaria maculosa Lowell Ahart 1981-9-6 3096 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  RSA0119039  Persicaria maculosa Lowell Ahart 2014-8-24 19737 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1534 Comment
  CAS-BOT-BC330387  Petasites frigidus var. palmatus W. I. Follett; Evelyn B. Follett 1963-5-18 s.n. Plumas Thompson Creek. Bside La Parte Road, 2.9 miles S and E of its junction with Hwy 89 1139 Comment
  UC1481983  Petrorhagia dubia R. K. Rabeler 1980-8-9 514 Plumas 3.5 km (2.2 mi) w Belden Power House, Belden (10 m W of CA 70, on side of dirt road by Murphy Creek, Belden, Plumas National Forest); Plumas National Forest, by Murphy Creek Comment
  CDA13406  Phacelia hastata subsp. hastata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13255 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  CDA14021  Phacelia hastata subsp. hastata G. F. Hrusa, B. A. Smith 1996-8-8 13469 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CHSC21197  Phacelia hastata subsp. hastata F. T. Griggs; A. Pass 1975-7-17 226 Plumas Buck's Lake Forest Service Survery Comment
  CHSC21342  Phacelia hastata subsp. hastata F. T. Griggs; A. Pass 1975-7-8 131 Plumas Buck's Lake Forest Survey Comment
  RSA189323  Phacelia heterophylla subsp. virgata L. S. Rose 1967-7-12 67171 Plumas 1 mile S of Keddie; Butterfly Creek & Spanish Creek. 884 Comment
  UC1051786  Phacelia heterophylla subsp. virgata L. R. Heckard 1952-6-20 319 Plumas about 3 mi sw Storrie (road bank 10 ft above river); Feather River 487 Comment
  CHSC52524  Phacelia humilis var. humilis L. P. Janeway 1990-6-29 3747 Plumas Plumas National Forest. Beckourth Ranger District. Cascade Compartment. At forest edge of meadow on S side of Little Grizzly Creek ca 1/4 mi E of Emigrant Creek. 1767 Comment
  JEPS21180  Phacelia humilis var. humilis E. Sawyer 1935-8-10 87 Plumas 1 1/2 mi s Sugar Loaf; Sierraville Quadrangle 1493 Comment
  CHSC58501  Phacelia hydrophylloides Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway, Joa 1992-7-1 5046 Plumas Near the entrance of Lakes Basin Campground, ca. 5 mi (air) SSW of Graegle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  SBBG21894  Phacelia mutabilis D. Myrick 1964-7-21 883 Plumas near trail parking area, Drakesbad 1737 Comment
  CDA13345  Phacelia procera G. F. Hrusa, T. D. Wilfred 1996-7-9 13193 Plumas Sierra Nevada; Grizzly Campground, S of Bucks Lake on Hwy 162. Comment
  SEINET5506862  Phacelia procera M. J. Williams, E. McPherson 1974-8-5 74 -P-5 Plumas Lake's Basin, trail from Silver Lake to Mt. Elwell Comment
  UC672696  Phacelia procera Lee Bonar 1942-7-31 Plumas Gold Lake Lodge 2011 Comment
  CHSC46791  Phacelia purpusii J. D. Jokerst 1984-7-11 2098 Plumas Edge of Beckworth-Genesee Road ca 1.1 miles NW of Drum Bridge, E end of Genesee Valley. Comment
  CAS-BOT-BC265833  Phalaris arundinacea John Thomas Howell 1951-8-21 28236 Plumas Mohawk, Sierra Nevada 1371 Comment
  JEPS113676  Phleum alpinum Lowell Ahart, Josephine Guardino 2007-7-20 14342 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  CDA2313  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas West side of Lake Almanor Comment
  UCR66513  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas Northern Sierra Nevada, west side of Lake Almanor 1829 Comment
  CDA18663  Phlox diffusa G. D. Barbe, T. C. Fuller 1982-6-15 3716 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  CDA18696  Phlox diffusa G. D. Barbe, T. C. Fuller 1982-6-15 3703 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  RSA641450  Phlox diffusa subsp. diffusa Michael A. Vincent 1999-6-7 8520 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11 Comment
  CDA18690  Phlox speciosa subsp. occidentalis G. D. Barbe, T. C. Fuller 1982-6-15 3697 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  SJSU14355  Phoenicaulis cheiranthoides N. A. Hopkins 1990-5-12 1618 Plumas c. 17.2 mi NW of Beckwourth on rd to Genessee 1706 Comment
  LA41262  Phyllodoce breweri Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  CAS-BOT-BC142218  Physocarpus capitatus Walter Knight; Irja Knight 1966-9-12 1748 Plumas Mouth of Butterfly Creek - Butterfly Botanical Area and vicinity 1036 Comment
  HSC1445  Pinus balfouriana R. J. Mastrogiuseppe 1967-8-29 Plumas Onion Valley, Bulk Collection # 89 Comment
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Dec 30 2014
  HSC26252  Pinus contorta W. A. Heaton 1965-5-9 37 Plumas 5 mi. NW of Chester off Hwy. 36 Comment
  UC485734  Pinus contorta subsp. murrayana H. F. Copeland 1932-8-24 Plumas Drakesbad Comment
  CAS-BOT-BC78690  Pinus jeffreyi John Thomas Howell 1962-6-17 37691 Plumas Portola 1463 Comment
  CHSC35285  Pinus lambertiana M. S. Taylor 1981-8-25 4242 Plumas Just off Spur Rd off Red Hill Rd (26N22F), ca. 1 air mi ne of the Lookout, ca. 5 air mi ne of Belden. 1767 Comment
  CAS-BOT-BC78946  Pinus monticola Ahart; Jokerst 1985-10-4 5190 Plumas about 1 mile west of Pilot Peak, about 9 miles north-east of La Porte 1828 Comment
  CHSC33824  Pinus ponderosa M. S. Taylor 1981-5-14 3720 Plumas Walker Plains, both sides of Oroville-Quincy Hwy, ca. 0.5 mi s of Four Trees Rd jct, on Butte-Plumas county line. 1524 Comment
  CHSC4459  Pinus ponderosa C. Glascock 1965-2-6 216 Plumas 6.5 mi. E of Rich Bar turnoff on Hwy 70. Ca. 100 yds W of abandoned service station and cabin. Comment
  CDA11831  Plagiobothrys cognatus G. F. Hrusa, E. Sandoval 1993-5-3 11143 Plumas Sierra Valley; Along Beckwourth-Calpine Rd. approx. 5 m. S Hwy 70 intersection. Comment
  CHSC100366  Plagiobothrys cusickii Lowell Ahart 2008-9-10 15394 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte. 1537 Comment
  CHSC23621  Plagiobothrys cusickii K. Stern 1975-7-23 Plumas NW end of Lake Almanor. 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
  CHSC97143  Plagiobothrys cusickii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14033 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  JEPS125924  Plagiobothrys cusickii D. W. Taylor 2001-6-20 17799 Plumas Ridge dividing Middle Creek from Indian Creek, about 2.5 air miles SSW of Antelope Lake dam. Comment
  CAS-BOT-BC230974  Plagiobothrys hispidulus Lowell Ahart 1977-7-9 s.n. Plumas 6 miles N of La Porte 1800 Comment
  CAS-BOT-BC230988  Plagiobothrys hispidulus Anna Head 1921-7-11 s.n. Plumas Feather River Region. Near Gold Lake Comment
  CAS-BOT-BC230970  Plagiobothrys hispidulus Lowell Ahart 1985-7-3 5102 Plumas Little Grass Valley Reservoir, where the S Fork of the Feather River flows into the lake, about 4.25 miles NE of La Porte 1584 Comment
  CAS-BOT-BC230975  Plagiobothrys hispidulus Lowell Ahart 1979-7-18 s.n. Plumas About 2 miles W of Pilot Peak, along road to Cleghorn Bar. About 12 miles N of La Porte 1800 Comment
  UC421643  Plagiobothrys mollis John Thomas Howell 1926-7-30 2156 Plumas Prattville 1371 Comment
  CHSC81107  Plagiobothrys mollis var. mollis Lowell Ahart 2001-8-28 9211 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  SEINET10497115  Plagiobothrys scouleri Lowell Ahart 1985-7-11 Ahart 5141 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
  SEINET10497119  Plagiobothrys scouleri Lowell Ahart 1985-7-3 Ahart 5102 Plumas About 4 1/4 miles north-east of La Porte. Comment
  SEINET6225047  Plagiobothrys tenellus L. S. Rose 1967-1 67058 Plumas Injun Jim Camp Comment
  CHSC60527  Plagiobothrys torreyi var. diffusus L. P. Janeway 1992-5-6 4159 Plumas Plumas National Forest. About 4 mi southwest of Portola; west side of Claireville Flat between Middle Fork Feather River and Hwy 70. 1482 Comment
  UCD20959  Platanthera dilatata var. leucostachys E. Bortiri 2002-6-20 WFC 7 Plumas McRae Meadow, 5 miles West of Plumas Eureka State Park. Comment
  CHSC66710  Platanthera leucostachys Vernon H. Oswald 1996-8-1 8138 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. At a branch of Second Water Trough Creek, ca 1.5 mi NW of Hauns Mdw., ca 1.5 mi SE of Dyer Mtn. Lookout, N of Hwy 89, E of Lake Almanor, NW of Greenville. 1706 Comment
  POM107754  Platanthera leucostachys Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  UC1562285  Platanthera leucostachys Lowell Ahart 1990-7-16 6570 Plumas along edge South Fork Feather River about 1/2 mi ne Independent Mine (about 3 1/2 mi ne of Little Grass Valley Reservoir); along edge South Fork Feather River 1828 Comment
  UC1609145  Platanthera leucostachys Vernon H. Oswald and Lowell Ahart 1993-8-3 5764 Plumas ca 0.25 mi e Hay Meadow (n side of unnamed lake, on the s edge of the Caribou Wilderness, near the n end of 30N25, ca 9 mi (air) n of Lake Almanor); Caribou Wildernes 1926 Comment
  CHSC21201  Platanthera sparsiflora F. T. Griggs; A. Pass 1975-7-17 208 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC36214  Platanthera sparsiflora M. S. Taylor 1982-7-12 4811 Plumas At headwaters of Chris Creek, ca. 6 mi nw of Mohawk. 2011 Comment
  SD46497  Platanthera sparsiflora Robert J. Weatherby 1955-6-26 1560 Plumas Near Lakes Ranger Station, Lakes Basin. Wet bog in thicket. 1981 Comment
  SEINET10464981  Plectritis congesta Mary Susan Taylor 1981-5-11 Taylor 3685 Plumas T25N R12E sw/nw sec 6. Genesee Valley quad. Weeds around private home, ca. 0.5 mi S of Flournoy Bridge and jct of Hwy 89 and Beckwourth turnoff, ca. 4 air me E of Genesee. 3800 ft. 1158 Comment
  CHSC81411  Plectritis macrocera L. P. Janeway 1996-5-7 4959 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  UC1094743  Plectritis macrocera Francia Chisaki 1956-6-1 899 Plumas 5.7 mi e of Virgilia (on Highway Alt. #40) Comment
  RSA52906  Pleuricospora fimbriolata R. Weatherby 1973-10-2 s.n. Plumas Bucks Lake. 1524 Comment
  CAS-BOT-BC254613  Poa X limosa John Thomas Howell 1962-6-18 37756 Plumas Sierra Valley near Beckwourth, 2 miles W of Beckwourth on Highway to Portola 1487 Comment
  CAS-BOT-BC244348  Poa annua John Thomas Howell 1959-9-22 34864 Plumas Drakesbad 1737 Comment
  CHSC102380  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
  CHSC87989  Poa bolanderi Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11155 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  JEPS113653  Poa bolanderi Lowell Ahart, Josephine Guardino 2007-7-21 14369 Plumas Around pine trees, about 20 yards north of a large meadow, about 100 yards east of the bridge, about 30 yards south of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis 1793 Comment
  SEINET7297589 Image available Poa bolanderi Leo Whitney 1934-1 2295 Plumas Under Lodgepole Pine; Freeman Creek, northwest end of Big Grizzley Valley, ca. 9 miles northwest of Portola, Plumas National Forest. 1829 Comment
  CHSC87855  Poa bulbosa Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11068 Plumas On the north margin of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote. 1796 Comment
  SEINET10658723  Poa cusickii A. Arthur Heller, Patrick B. Kennedy 1907-7-5 Heller 8751 Plumas Red Clover valley. Comment
  SEINET7749651  Poa cusickii A. A. Heller, P. B. Kennedy 1907-7-5 8751 Plumas Red Clover Valley Comment
  CAS-BOT-BC255144  Poa cusickii subsp. epilis George W. Gillett 1957-7-13 760 Plumas Lassen Volcanic National Park. Below Sifford Lakes, on direct route to the Devils Kitchen 2057 Comment
  JEPS113795  Poa cusickii var. cusickii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14014 Plumas West side of an open rocky flat, 20 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  CAS-BOT-BC255918  Poa nervosa John Thomas Howell; Gordon H. True 1969-6-23 45823 Plumas Middle Fork of Feather River at Nelson Point 1249 Comment
  CAS-BOT-BC247276  Poa palustris Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1448 Plumas Butterfly Botanical Area and vicinity. Near bed of Spanish Creek adjacent to the confluence of Butterfly Creek 902 Comment
  UC1132696  Poa palustris E. Sawyer 1935-5-24 39 Plumas 1 1/4 mi w Kerby; Sierraville Quadrangle Comment
  CAS-BOT-BC247378  Poa pratensis Lowell Ahart 1981-7-21 2961 Plumas Near tunnel gold mine on Buzzards Roost Ridge, ca. 0.25 mi. E of the road, ca. 1.25 mi. N of Pilot Peak 2000 Comment
  CAS-BOT-BC247384  Poa pratensis Mary S. Clemens 1920-6-8 16 Plumas Greenville Comment
  CAS-BOT-BC247385  Poa pratensis John Thomas Howell 1951-6-28 27667 Plumas Jamison Creek 1584 Comment
  CAS-BOT-BC247391  Poa pratensis Javier Penalosa 1962-6-19 2498 Plumas Hwy. 40-89, +-6.2 mi. SE of Quincy 1097 Comment
  CHSC100877  Poa pratensis subsp. agassizensis L. P. Janeway; B. Castro 2008-6-8 9399 Plumas Northern High Sierra Nevada. Northeast side of middle of Lower Thompson Valley, about 1.8 km north of Red Clover Creek and about 10 m northeast of the Thompson Valley Creek. 1670 Comment
  CDA2372  Poa pratensis subsp. pratensis L. Ahart, J. Dittes, Robert A. Schlising, J Guardino 2004-7-3 11165 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  CHSC103122  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16105 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  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
  CHSC40992  Poa secunda subsp. juncifolia J. D. Jokerst 1984-7-10 2085 Plumas Canyon of Indian Creek, between creek and Indian Cr. Road at the east end of Genesee Valley. 1234 Comment
  CAS-BOT-BC242982  Poa secunda subsp. secunda Lewis S. Rose 1954-5-30 54077 Plumas Beckwourth 1524 Comment
  CHSC100867  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2008-6-8 9396 Plumas Northern High Sierra Nevada. Northeast side of middle of Lower Thompson Valley, about 1.8 km north of Red Clover Creek and about 10 m northeast of the Thompson Valley Creek. 1670 Comment
  CHSC72475  Poa secunda subsp. secunda L. P. Janeway 1998-6-24 5674 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  JEPS113750  Poa secunda subsp. secunda Lowell Ahart, John Dittes 2007-6-16 14142 Plumas On dry gravelly soil, west of a small stream, about 200 yards south of of County Road 111 (Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UC1132777  Poa secunda subsp. secunda E. Sawyer 1935-6-21 133 Plumas 4 1/2 mi nne Crow; Plumas Nat'l Forest, Sierraville Quadrangle Comment
  SEINET7294077 Image available Poa secunda subsp. secunda A. A. Heller, P. B. Kennedy 1907-1 8751 Plumas Red Clover valley Comment
  SEINET7864987  Poa secunda var. secunda W. Harnach, N. Harnach 1990-5-12 291 Plumas Sierra Valley, Wilson brothers ground, South of Marble Lane on Co. Road, A-23 1515 Comment
  CAS-BOT-BC244143  Poa sierrae John Thomas Howell; Gordon H. True 1969-4-8 45483 Plumas Lewisia Rock, 3.5 miles SW of Belden, Feather River Canyon 609 Comment
  CHSC110758  Poa sierrae Dean Wm. Taylor 2011-8-1 21134 Plumas Sierra Nevada. 'Lewisia Rock', 4 miles west (downcanyon) from Belden (turnoff on Highway 70), Feather River Canyon 655 Comment
  CAS-BOT-BC244320  Podagrostis humilis John Thomas Howell 1960-7-23 35955 Plumas Lassen Volcanic National Park. Drakesbad, Soda Spring 1828 Comment
  CAS-BOT-BC263247  Polemonium californicum R. Stubbs 2010-8-9 018 Plumas Bucks Lake Wilderness in Plumas National Forest. Along trail supposedly heading to Three Lakes 1931 Comment
  CHSC21196  Polemonium californicum F. T. Griggs; A. Pass 1975-7-17 223 Plumas Buck's Lake. Comment
  CAS-BOT-BC110523  Polygonum James T. Vale 1980-9-18 s.n. Plumas Sierra Nevada. Sand bar of Feather River just above Caribou road. Comment
  SD7873  Polygonum Daniel Cleveland July 1882 Plumas Feather River Comment
  JEPS113543  Polygonum arenastrum Lowell Ahart, Josephine Guardino 2007-7-21 14375 Plumas Along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 1/4 miles (air) northwest of the most northwest part of Lake Davis 1813 Comment
  CHSC20756  Polygonum aviculare K. R. Stern 1975-7-24 5874 Plumas S shore of Lake Almanor. 1371 Comment
  CHSC81624  Polygonum aviculare Lowell Ahart 2001-10-8 9309 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  CHSC84450  Polygonum aviculare Lowell Ahart; John Dittes 2003-8-8 10486 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  CHSC92178  Polygonum aviculare Lowell Ahart; John Dittes 2005-9-19 12410 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
  CAS-BOT-BC414050  Polygonum aviculare subsp. aviculare M. S. Taylor 1982-9-8 5112 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 4 air mi s of Greenville 1371 Comment
  POM312905  Polygonum coccineum Malcolm A. Nobs, S. Galen Smith 1949-8-19 1454 Plumas Marshy pond on SE side of Portola Comment
  UC501388  Polygonum convolvulus David D. Keck Jul 3 1932-Jul 5 1932 1669 Plumas Quincy Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC414546  Polygonum douglasii Robert J. Weatherby 1955-7-2 1570 Plumas Bear Ridge near Taylor Lake 2194 Comment
  CHSC60132  Polygonum douglasii subsp. douglasii L. P. Janeway 1992-7-10 4256 Plumas Plumas National Forest Beckwourth Ranger District Cascade Compartment. About 0.5 mi northeast of top of Grizzly Ridge, between Joseph Creek and Oliver Creek. 2072 Comment
  CHSC65381  Polygonum douglasii subsp. douglasii Lowell Ahart 1995-9-13 7624 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC83605  Polygonum douglasii subsp. douglasii John Dittes 2002-7-17 2 -25 Plumas Northern High Sierra Nevada; Plumas National Forest, Hartman Bar Ridge, ca. 7 air miles west of Little Grass Valley Reservoir, ca. 4 air miles north of Cascade. East of FS Road 22N05, ca. 0.4 mile north of FS Road 22N94. At edge of meadow. 1584 Comment
  JEPS103488  Polygonum douglasii subsp. douglasii Lowell Ahart 2002-7-18 9868 Plumas On the S side of a small upper branch of Fall R., ca 100 yards N of Lumpkin Ridge Rd, ca 1 mile (air) SE of Tamarack Flat, ca 1/4 mile SW of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam 1701 Comment
  CHSC62485  Polygonum douglasii subsp. spergulariiforme L. P. Janeway 1993-8-26 4547 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; 1 mi west of Beckwourth and 4 mi east of Portola. Sagebrush flats on south side of Middle Fork Feather River. Little-used dirt road. 1484 Comment
  JEPS114412  Polygonum douglasii var. douglasii Lowell Ahart 2008-7-16 15095 Plumas West edge of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 miles west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) nort 1597 Comment
  CHSC40410  Polygonum minimum Lowell Ahart 1985-7-11 5139 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
  JEPS115129  Polygonum persicaria Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16238 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  UC1075631  Polygonum persicaria Robert J. Weatherby 1950-7-21 1469 Plumas East Quincy 1036 Comment
  CAS-BOT-BC419883  Polygonum polygaloides subsp. confertiflorum M. S. Taylor 1982-6-10 4633 Plumas Ramelli Ranch, ca. 1/2 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth. 1487 Comment
  CHSC21600  Polygonum polygaloides subsp. kelloggii L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake Floristic Survey. Found in the middle e portion of the section. Comment
  CHSC82455  Polygonum polygaloides subsp. kelloggii Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9822 Plumas On the bottom of the water holding pond, about 150 yards 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. 1597 Comment
  JEPS124121  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2015-6-7 20219 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
  CAS-BOT-BC420047  Polygonum polygaloides subsp. kelloggii Catherine Best 1980-6-13 s.n. Plumas One mile north of Plumas Co. and Sierra Co. line on Hwy. A23 Comment
  SD133965  Polygonum sawatchense subsp. sawatchense Barbara Ertter, Gary Schoolcraft 1989-7-3 8642 Plumas ca I(c) mile below Red Rock lookout, ca 8 airmiles S of Susanville 2133 Comment
  CHSC97284  Polygonum shastense Lowell Ahart; John Dittes 2007-8-9 14444 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  SEINET10871622  Polygonum shastense Mary Susan Taylor 1981-7-22 Taylor 4108 Plumas T24N R11E nw 1/4 nw 1/4 sec 5. Spring Garden quad. Slope of hill, ca. 1/4 mi S of 26N21, ca. 0.5 mi W of Pine Creek Valley, ca. 7 air mi N of Spring Garden. 2316 Comment
  CAS-BOT-BC421039  Polygonum spergulariiforme Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC421032  Polygonum spergulariiforme Roxana S. Ferris; Laura Lorraine 1941-8-9 10425 Plumas At Lake Almanor Public Camp. (near village). Comment
  UCSB51214  Polypodium californicum Almanza, Ed 1976-4-1 Plumas Feather River Canyon, N-fork, Hwy 70, 7 mi past county border 640 Comment
  JEPS103024  Polypodium calirhiza G. E. See and Storrie Plumas Rock Creek Dam Comment
  CHSC111723  Polystichum imbricans subsp. curtum Lowell Ahart 2012-7-1 18247 Plumas By large rocks, on the west side of the small stream, about 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. 833 Comment
  CAS-BOT-BC72353  Polystichum imbricans subsp. imbricans Clarence R. Quick 1952-6-29 52 -82 Plumas 1.2 miles south of summit on road between Belden and Humbug Valley Comment
  HSC66100  Polystichum lemmonii M. S. Taylor, Tom Griggs, W. Dakon 1980-9-27 3348 Plumas 0.25 mi. S of Bucks Lake-Spanish Ranch Rd., 0.25 mi. E of Frenchman Hill, 20 mi. SW of Quincy 1646 Comment
  SEINET9625605 Image available Polystichum munitum S. Flowers 1919-8-10 2301 Plumas Quincy, ravine south of town. 1676 Comment
  CHSC97802  Polystichum scopulinum L. P. Janeway 2007-8-12 9165 Plumas Northern High Sierra Nevada. Near Road 23N73Y 3.4 road km north of Oroville-Quincy Hwy and Grizzly Summit. Rocky bouldery north-facing dry drainage above the road. 1652 Comment
  JEPS104160  Polystichum scopulinum Lowell Ahart 2003-10-17 10654 Plumas Cliffs n of Humboldt Peak, on the south side of the Pacific Crest Trail, ca 1/2 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2042 Comment
  UC2046776  Polystichum scopulinum Wendy Boes 2015-7-18 2015 -030 Plumas Growing to the southwests of Green Island Lake in the Green Island Lake Research Natural Area, Lassen National Forest. Comment
  UC170621  Polystichum scopulinum Mrs. Carlotta C. Hall 1912-7-14 9355 Plumas e branch of Nelson Creek 1950 Comment
  CHSC33930  Populus trichocarpa M. S. Taylor 1981-8-5 4161 Plumas At jct of Pierce and Indian Creeks, ca. 1 mi n of Fruit Growers Blvd (28N03), ca. 2 air mi w of Antelope Lake. 1676 Comment
  CDA39483  Populus trichocarpa L. Ahart 2001-6-4 8751 Plumas On the edge 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. Comment
  UC1025090  Porterella carnosula Leo Whitney 1934-8-8 1708 Plumas ca 10 mi nw Portola (3 mi e of the Cate Place); Plumas National Forest, Big Grizzley Valley 1828 Comment
  CHSC102968  Potamogeton crispus Lowell Ahart; John Dittes 2009-9-7 16392 Plumas In 3-4 feet of water, Lake Almanor, about 1000 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS102522  Potamogeton foliosus var. foliosus Lowell Ahart 2001-9-18 9280 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  RSA252492  Potamogeton gramineus Robert F. Thorne, C. W. Tilforth 1969-9-6 39250 Plumas Along Feather River, 1 mi SW of Beckwourth. 1357 Comment
  CHSC108036  Potamogeton natans L. P. Janeway 2011-9-22 10736 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. Plants floating in 6+dm of water. 1468 Comment
  UC1609492  Potamogeton natans Vernon H. Oswald and Lowell Ahart 1993-8-11 5783 Plumas Domingo Lake 0.5 mi s of Willow Lake (1 mi s of Lassen Volcanic National Park); Domingo Lake 1767 Comment
  RSA262477  Potamogeton natans Stephen L. Clement 1973-5-27 69 Plumas 2 miles west of Keddie. Comment
  CHSC44265  Potamogeton praelongus Vernon Oswald 1988-7-19 3604 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On the s side of the lake. 1676 Comment
  SJSU11966  Potentilla biennis N. A. Hopkins 1973-6-19 550 Plumas 5 mi SE of Beckwourth, Sierra Valley 1402 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
  CHSC44971  Potentilla gracilis K. R. Stern 1985-6-25 8227 Plumas Vicinity of Blairsden. 1402 Comment
  UC567197  Potentilla gracilis E. Sawyer 1935-6-7 84 Plumas 3 3/4 mi ssw Sugarloaf Peak; Sierraville Quad. Comment
  CHSC26145  Potentilla gracilis var. elmeri Detzer; Sacks 1977-6-25 44 Plumas On sw edge of Squaw Valley. 1853 Comment
  RSA147078  Potentilla gracilis var. elmeri Alice Eastwood 1927-06 14509 Plumas Forest Camp, U. S. Forest Reserve Comment
  CHSC102743  Potentilla gracilis var. fastigiata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16144 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam. 1606 Comment
  CAS-BOT-BC540077  Potentilla gracilis var. fastigiata Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  RSA59413  Potentilla gracilis var. fastigiata E. K. Balls 1950-9-8 15712 Plumas Lakes Center Public Campground. 2043 Comment
  CAS-BOT-BC158522  Potentilla millefolia A. A. Heller; P. B. Kennedy 1907-7-3 8691 Plumas Red Clover Valley Comment
  UC114492  Potentilla millefolia T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  POM34032  Potentilla palustris Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  JEPS102824  Potentilla rivalis Lowell Ahart 2001-8-29 9236 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC45199  Poteridium annuum Lowell Ahart 1981-7-21 2972 Plumas Along the edge of Cleghorn Bar Road, about 1 1/2 miles west of the Quincy La Porte Road, about 2 air miles west of Pilot Peak. 1737 Comment
  CHSC97632  Poteridium annuum Lowell Ahart; John Dittes 2007-6-17 14195 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  UCD130307  Prunella vulgaris var. lanceolata Albert Grigarick 2011-8-15 301 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. 7/8 miles W from Graeagle Trailhead to Hawley Falls. 1785 Comment
  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
  UC1128293  Prunus emarginata C. G. Albertus 1935-8-3 251 Plumas 1 1/2 mi se of Cromburg (Plumas National Forest); Plumas National Forest 1310 Comment
  UC1128323  Prunus emarginata E. Sawyer 1935-5-23 34 Plumas 1 1/2 mi ssw of Kerby (Plumas National Forest); Plumas National Forest 1554 Comment
  UC1128343  Prunus emarginata G. Burks 1933-8-8 35 Plumas 2 mi w of Franklin Hill (Plumas National Forest); Plumas National Forest 1645 Comment
  RSA90533  Prunus emarginata M. S. Baker 1937-5-16 8650 Plumas Hwy. 89, a few miles N of Greenville. Comment
  CAS-BOT-BC154645  Prunus subcordata Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  RSA189440  Prunus virginiana var. demissa L. S. Rose 1967-6-12 67121 Plumas Butterfly Valley. Ca 3 miles W of Keddie. 1067 Comment
  SEINET7412554  Prunus virginiana var. demissa M. Ferguson, D. Matthews, C. Hoffman, J. Jaggers, B. Kalb, A. Onisko 2011-10-3 s.n. Plumas Grizzly Creek Ranch, near riparian area. Comment
  CAS-BOT-BC356504  Pseudognaphalium beneolens John Thomas Howell 1959-9-21 34797 Plumas Virgilia 841 Comment
  JEPS102717  Pseudognaphalium luteoalbum Lowell Ahart 2001-10-8 9308 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  SD8163  Pseudostellaria jamesiana Daniel Cleveland Jul 1882 Plumas Big Springs, Big Meadows Comment
  CDA11851  Pseudostellaria sierrae G. F. Hrusa, E. Sandoval 1993-5-3 11139 Plumas Snake Lake Vicinity; Forest surrounding Snake Lake. Comment
  CAS-BOT-BC362000  Psilocarphus tenellus Mrs. H. C. Cantelow 1940-5-10 s.n. Plumas 2 1/2 miles west of Buck's Lake Comment
  CAS-BOT-BC72612  Pteridium aquilinum John Thomas Howell; Gordon H. True 1969-6-23 45808 Plumas 2.6 mi. n. of Middle Fork of Feather River at Nelson Point 1310 Comment
  SEINET7727767  Pteris aquilina Unknown Plumas Indian Valley Comment
  CAS-BOT-BC453566  Pterospora andromedea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1650 Plumas Butterfly Botanical Area and Vicinity: In area adjacent to Sweetwater Meadow 1127 Comment
  UC723814  Pterospora andromedea Joseph Andorfer Ewan 1934-7-17 8579 Plumas Bear Lake Mohawk Valley, Mt. Elwell region 1981 Comment
  SEINET10904098  Purshia tridentata Mary Susan Taylor 1981-5-10 Taylor 3678 A Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  CHSC45518  Pyrola aphylla Lowell Ahart 1976-7-7 1169 Plumas Near the dirt road, about 2 miles south-west of Cold Water Creek, about 6 miles south of Grizzly Mountain. 1524 Comment
  CAS-BOT-BC462897  Pyrola asarifolia Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2236 Plumas Butterfly Botanical Area and Vininity: Fern Glen 1097 Comment
  CHSC102077  Pyrola dentata Lowell Ahart; John Dittes 2009-7-14 16065 Plumas On dry soil, on the both sides of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  CHSC117552  Pyrola dentata Lowell Ahart 2016-7-9 21098 Plumas South of road bank, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  CDA14707  Pyrola picta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3212 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  SEINET11262178  Pyrola picta Robert L. Johnson, Mikel R. Stevens 2015-7-11 3954 Plumas Northern High Sierra Nevada. 0.6 rd mi S of jct with Cold Water Rd and Red Mtn Road on Gravel Range Rd. Ca 3.5 air mi south of Bucks Lake.; 0 1771 Comment
  UCD129028  Pyrrocoma lanceolata Charles Wemken 1973-8-21 s.n. Plumas Vinton. Comment
  CAS-BOT-BC362284  Pyrrocoma lanceolata var. lanceolata John Thomas Howell 1975-7-22 51379 A Plumas Sierra Valley near Beckwourth 1493 Comment
  CAS-BOT-BC362285  Pyrrocoma lanceolata var. lanceolata John Thomas Howell; Gordon H. True 1967-7-11 43297 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CAS-BOT-BC328157  Pyrrocoma lucida John Thomas Howell 1961-9-25 36957 Plumas Portola, Sierra Nevada 1478 Comment
  SD108123  Pyrrocoma lucida Richard Alan Mayes 1974-8-10 179 Plumas 1 mile west of State Route 89 on Plumas Co. road A-14, Plumas National Forest Comment
  SEINET234406  Quercus John M. Tucker 1948-7-25 1736 Plumas Summit of 'Lava Cap' ca. 1 mi south of Cascade 1436 Comment
  RSA622139  Quercus chrysolepis J. M. Tucker 1948-7-25 1750 Plumas 1.3 mi. east of Camp 18, area of Camel's Peak. 1220 Comment
  UCD45565  Quercus chrysolepis var. nana E. Nourse 1934-9-7 35 Plumas two miles southeast of Nelson Point. Altitude 5500 feet. 1676 Comment
  UCD45906  Quercus durata var. durata John Thomas Howell 1959-9-21 34791 Plumas El. 2500 feet, Plumas County. 762 Comment
  UCD46140  Quercus garryana var. semota W. I. Follett 1933-7-18 s.n. Plumas Rich gulch. Comment
  NY201868  Quercus vacciniifolia J. B. Walker 1994-8-4 878 Plumas On ridge off La Porte Rd, 6km S of Nelson Creek 1600 Comment
  SD225861  Quercus vacciniifolia John M. Tucker 1948-7-24 1733 Plumas About 1/4 mi. below the Camel Peak Lookout, along the road 1676 Comment
  UC1135794  Quercus vacciniifolia G. Burks 1933-8-8 37 Plumas 2 mi w Franklin Hill; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  UC1258302  Ranunculus Nancy Morin July 1978 268 Plumas near intersection of A24 and Dyson Lane; Sierra Valley Comment
  CHSC57312  Ranunculus andersonii L. P. Janeway 1991-5-29 3973 Plumas Plumas National Forest. West end of Red Clover Valley; 0.2 mi south of Beckwourth-Genesee Road (road 111) on Road 25N97 ('Dead End 1'), 0.5 mi west of the Bagley Pass road. 1706 Comment
  JEPS102519  Ranunculus aquatilis Lowell Ahart 2001-9-18 9287 Plumas Lake Davis, Freeman Creek 1758 Comment
  RSA0118636  Ranunculus flammula var. ovalis Lowell A. Ahart 2014-8-24 19736 Plumas On the north side of Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 0.25 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1534 Comment
  UCR133521  Ranunculus occidentalis Lyman Benson 1949-6-21 13733 Plumas Cascade Range, Almanor, 1 mile west of Lake Almanor Inn [W bank of Lake Almanor], Feather River Drainage 1402 Comment
  RSA39721  Ranunculus occidentalis var. eisenii P. A. Munz 1947-5-16 11815 Plumas 5 Miles north of Chilcoot. 1524 Comment
  CHSC53214  Ranunculus occidentalis var. ultramontanus L. P. Janeway 1989-6-9 3282 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. Along a drainage. 1691 Comment
  RSA220758  Ranunculus occidentalis var. ultramontanus M. Canby 1929-5-5 133 Plumas 15 mi. west of Portola. Comment
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Apr 27 2012
  UC1126210  Ranunculus orthorhynchus var. orthorhynchus E. Sawyer 1935-6-27 189 Plumas 1.6 mi ene Grizzly Peak; Plumas National Forest, Downieville Quadrangle Comment
  SEINET12091404  Ranunculus uncinatus I. Knight, Knight, W. 1983-1 4924 Plumas on road between Chester and Drakesbad Comment
  CAS-BOT-BC55823  Rhamnus John Thomas Howell 1977-6-21 52394 Plumas Vista Point near Lake Almanor Dam 1432 Comment
  CAS-BOT-BC59566  Rhamnus John Thomas Howell 1976-7-14 51824 Plumas Sierra Nevada - American Valley near Quincy on road to Quincy 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
  RSA724905  Rhamnus purshiana L. P. Janeway, Erin Brandy, Chris Christofferson 2007-10-3 9215 Plumas Northern High Sierra Nevada, Top of Red Hill. 1929 Comment
  JEPS41962  Rhamnus rubra W. L. Jepson 1918-8-16 8004 Plumas Engels Lights Creek 1341 Comment
  RSA212160  Rhamnus rubra L. S. Rose 1969-6-23 69044 Plumas 10 miles SW of Quincy La Porte Road. 1250 Comment
  RSA517192  Rhamnus rubra J. T. Howell 1975-6-16 51133 Plumas Transition zone coniferous forest, 2 miles NW of Spring Garden 1174 Comment
  CDA28744  Rhododendron occidentale B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of town of Cascade on Plumas/Butte Co. boundary. 1292 Comment
  RSA600533  Rhynchospora alba L. C. Wheeler 1959-7-16 7577 Plumas Butterfly Valley. Comment
  SEINET10871344  Ribes cereum Mary Susan Taylor 1982-8-5 Taylor 4926 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  CHSC52954  Ribes cereum var. cereum L. P. Janeway 1989-6-20 3353 Plumas Plumas National Forest. Beckwourth Ranger District. East-facing slope near top of Crocker Mtn overlooking Red Clover Valley. 2194 Comment
  CAS-BOT-BC219228  Ribes nevadense W. I. Follett 1946-4-7 s.n. Plumas Feather River Canyon 670 Comment
  CHSC55408  Ribes nevadense Benn Cunningham 1991-4-20 Plumas Ca. 0.3 mi s of Rock Creek Dam and 6 ft w of Highway 70, 35 mi s of Greenville. 731 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
  SEINET5339753  Ribes nevadense M. J. Williams 1967-4-22 s.n. Plumas 1 mile w. of Storrie, Rocky bank 518 Comment
  CHSC76135  Ribes roezlii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3073 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy road. 1889 Comment
  UC1127575  Ribes roezlii G. T. Nordstrom 1934-7-7 190 Plumas 1 1/2 mi s and 1/2 e Bucks Mtn.; Plumas National Forest, Bidwell Bar Quadrangle Comment
  RSA0018028  Ribes roezlii E. K. Balls 1950-9-9 15775 Plumas Lakes Center Public Campground, Southern Plumas County. 2043 Comment
  CAS-BOT-BC186233  Ribes roezlii var. roezlii D. E. Breedlove 1962-6-12 3462 Plumas On bank of Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg 1341 Comment
  CAS-BOT-BC173856  Ribes velutinum John Thomas Howell; R. C. Barneby 1954-5-14 29552 Plumas Beckwourth Pass 1584 Comment
  CDA13917  Rigiopappus leptocladus G. F. Hrusa 1997-5-3 13844 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  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
  SEINET10473936  Rigiopappus leptocladus Mary Susan Taylor 1982-6-28 Taylor 4771 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
  UC1037329  Rorippa curvisiliqua Leo Whitney 1934-8-8 1949 Plumas ca 10 mi nw Portola (3 mi e of the Cate Place); Plumas National Forest, Big Grizzley Valley 1828 Comment
  UC117532  Rorippa curvisiliqua Brandegee 1892-7-4 Plumas Prattsville Comment
  JEPS114341  Rorippa curvisiliqua var. orientalis Lowell Ahart 2008-9-10 15393 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte 1537 Comment
  UC1126733  Rorippa nasturtium-aquaticum E. Sawyer 1935-6-14 106 Plumas 1 mi s Sugarloaf; Sierraville Quad. Comment
  JEPS102516  Rosa gymnocarpa Lowell Ahart 2001-9-18 9270 Plumas South of the Darlingtonia Bog and east of the dirt road, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1112 Comment
  JEPS45671  Rosa gymnocarpa W. L. Jepson 1924-7-22 10605 Plumas Rich Point Middle Fork Feather River 914 Comment
  UC1191574  Rotala ramosior Malcolm A. Nobs, S. Galen Smith 1949-8-18 1355 Plumas at s end of Lake Almanor Lake Almanor Comment
  CAS-BOT-BC148002  Rubus leucodermis Thomas H. Kearney 1944-8-14 63 Plumas Near Prattville, Lake Almanor Comment
  OBI9993  Rubus leucodermis Lewis S. Rose 1966-7-26 66051 Plumas Butterfly Crk and Spanish Crk. 1 mi S of Keddie 991 Comment
  CHSC40850  Rubus parviflorus K. R. Stern 1985-6-25 8279 Plumas Vicinity of Blairsden. 1402 Comment
  RSA795723  Rubus parviflorus L. Ahart, John Dittes 2009-7-27 16169 Plumas Headwaters of Grizzly Gulch, 2.1 air miles NE of Butt Valley Reservoir Dam. 1480 Comment
  UC1128627  Rubus parviflorus G. T. Nordstrom 1934-7-9 195 Plumas 3/4 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CAS-BOT-BC363208  Rudbeckia occidentalis Robert J. Weatherby 1950-7-21 1478 Plumas Butterfly Valley, near Quincy 1219 Comment
  OBI2946  Rumex acetosella Lewis S. Rose 1968-6-10 68093 Plumas Quincy 1036 Comment
  CAS-BOT-BC422042  Rumex acetosella Lewis S. Rose 1968-6-10 68092 Plumas Quincy 1036 Comment
  CAS-BOT-BC422049  Rumex acetosella L. P. Janeway 1989-7-20 3505 Plumas Plumas National Forest, Beckwourth Ranger District. Forest along southerly side of Red Clover Valley at jct of rd 26N70 (to Laufman) and Beckwourth-Genesee Rd (rd 111) 9.5 mi from Beckwourth. 1676 Comment
  CHSC20783  Rumex fueginus K. R. Stern 1975-7-23 5852 Plumas W shore of Lake Almanor. 1371 Comment
  JEPS102609  Rumex maritimus Lowell Ahart 2001-10-16 9374 Plumas On the SW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  UC1552723  Rumex paucifolius Frederica Bowcutt 1985-6-7 578 Plumas about 15 ari mi ne Quincy (along edge of Beckworth Genesee Road); Plumas National Forest Comment
  CAS-BOT-BC434081  Rumex transitorius John Thomas Howell 1961-9-25 36933 Plumas Feather River bed, Portola 1478 Comment
  CAS-BOT-BC434302  Rumex triangulivalvis Malcom A. Nobs; S. Galen Smith 1949-8-18 1371 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester Comment
  CAS-BOT-BC434309  Rumex triangulivalvis John Thomas Howell 1960-7-19 35616 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC113870  Rumex triangulivalvis Lowell Ahart 2014-8-26 19778 Plumas On the south side of the South Fork of the Feather River, Little Grass Valley Resrvoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC113847  Sagina saginoides Lowell Ahart 2014-9-9 19837 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CAS-BOT-BC445677  Sagittaria cuneata John Thomas Howell 1966-7-29 42009 Plumas Quincy. 1036 Comment
  UC935762  Sagittaria latifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1419 Plumas marshy area about 2 mi s Greenville (Indian Valley); Indian Valley Comment
  CHSC44968  Salix K. R. Stern 1985-6-25 8214 Plumas Vicinity of Blairsden. Comment
  CHSC74122  Salix eastwoodiae J. Jurewicz 1992-9-22 Plumas Ca 5 air mi S of Bucks Lake, ca 0.2 mi E of USFS Rd 23N15 at 'Green's Flat' site. 1712 Comment
  CAS-BOT-BC103882  Salix exigua Greg Sommers 1976-6-12 119 G Plumas Along Dyson (Marble) Lane. [Sirra] Sierra Valley. 1487 Comment
  CAS-BOT-BC103889  Salix exigua Lewis S. Rose 1968-6-10 68090 Plumas Quincy 1036 Comment
  UC1134863  Salix exigua E. Sawyer 1935-6-10 91 Plumas 4 1/4 mi se Sugarloaf; Sierraville Quadrangle Comment
  NY280558  Salix exigua var. exigua R. D. Dorn 1998-7-28 7675 Plumas Ca. 1.5 mi NE of Long Lake. 1950.7 Comment
  SBBG27406  Salix geyeriana C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-25 696 Plumas fork of Feather River ca. 5 mi SW of Prattville Comment
  CHSC112512  Salix jepsonii L. P. Janeway 2014-7-16 11545 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the middle of Happy Valley. 1721 Comment
  UC525902  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 698 Plumas ca. 5 mi. s.w. Prattville (Fork of Feather R.); Fork of Feather R. Comment
  RSA31980  Salix lasiolepis var. bigelovii A. A. Heller 1938-5-30 15135 Plumas The Feather River near Vigilia. 793 Comment
  CAS-BOT-BC128427  Salix lasiolepis var. lasiolepis Lloyd W. Swift 1931-5-16 65995 Plumas Near Boulder Creek Sta. 1676 Comment
  CAS-BOT-BC128438  Salix lasiolepis var. lasiolepis John Thomas Howell 1977-8-11 52676 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Rerservoir 1676 Comment
  CAS-BOT-BC124796  Salix lemmonii John Thomas Howell 1960-7-20 35724 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC125106  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 397 Plumas North Fork of Feather River, at Chester 1350 Comment
  SBBG57910  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 393 Plumas N fork of Feather River at Chester, flood plain at hwy bridge 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
  RSA0034672  Salix ligulifolia Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 393 Plumas North Fork of Feather River, at Chester, Plumas County. 1350 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
  NY762727  Salix melanopsis J. T. Howell 1976-7-16 51897 Plumas On flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097.3 Comment
  SBBG32405  Salix melanopsis L. S. Rose 1968-6-10 Plumas Quincy 1036 Comment
  SBBG57919  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 396 Plumas N Fork of Feather River, at Chester 1350 Comment
  SD916  Salix melanopsis Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 396 Plumas North Fork of Feather River, at Chester, flood plain 1349 Comment
  SJSU203  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin & Beryl Kautz 1931-5-31 396 Plumas N Fork Feather R, Chester 1341 Comment
  UC482037  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 395 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  CAS-BOT-BC129092  Salix scouleriana John Warren Duffield 1937-7-25 s.n. Plumas Secton 26 near Schneider Creek 1280 Comment
  CAS-BOT-BC129099  Salix scouleriana John Thomas Howell 1960-7-20 35730 Plumas Between meadow and forest, Drakesbad - Lassen Volcanic National Park 1828 Comment
  CHSC34263  Salsola tragus M. S. Taylor 1981-8-31 4260 Plumas Small creek under RR tracks, off Spur Rd, 0.5 mi s of Hwy 70, near Maple, ca. 3 mi w of Portola. 1463 Comment
  UC1136481  Salsola tragus C. W. Hanks 1934-8-13 47 Plumas n.e. Sierra Valley Plumas Nat'l Forest, Sierraville Quad., n.e. Sierra Valley Comment
  CAS-BOT-BC176987  Salsola tragus E. K. Balls 1950-8-31 15570 Plumas Behind Forest Service Ranger Station, Quincy, American Valley 1097 Comment
  CAS-BOT-BC235026  Sambucus A. M. Vollmer; L. Beane 1953-7-1 27 Plumas Route 24, about 25 miles below Quincy, Feather River Highway Comment
  JEPS107698  Sambucus mexicana Lowell Ahart, John Dittes 2005-9-20 12455 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 1984 Comment
  JEPS115215  Sanguisorba annua Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16126 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
  CHSC63111  Sanicula graveolens Lowell Ahart 1994-7-7 7450 Plumas On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south-east of Pilot Peak. 2011 Comment
  CHSC89816  Sanicula graveolens G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3202 Plumas Sierra Nevada. 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  HSC104013  Sanicula graveolens L. Ahart 2008-7-16 15099 Plumas About 2.5 air mi. N of La Porte, ~ 0.25 mi. W of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, ~ 100 yds. N of paved road, east of small meadow (swamp) 1598 Comment
  UC1532342  Sanicula graveolens Vernon Oswald 1986-6-6 2084 Plumas La Porte--Quincy Rd at S Fork of the Feather River 1965 Comment
  JEPS25810  Sanicula graveolens John W. Duffield 1937-5-27 Plumas Meadow Valley, Grubstake Flats, southwestern Plumas County Meadow Valley; , Grubstake Flats Comment
  SEINET11155993  Sanicula graveolens A. A. Heller, P. B. Kennedy 1907-7-18 8879 Plumas Grade between Beckwith and Red Clover Valley. Comment
  UC875485  Sanicula graveolens Anna Head 1921-6-24 Plumas Feather River Region on trail to Grey Eagle Mine; Feather River Region Comment
  CHSC33875  Sanicula tuberosa M. S. Taylor 1981-5-8 3658 Plumas At jcts of rds 26N18m 26N92, 27N92, ca. 0.5 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  JEPS113467  Sanicula tuberosa Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13992 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  POM83010  Sanicula tuberosa Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC21305  Saxifraga mertensiana F. T. Griggs; A. Pass 1975-7-8 119 Plumas Buck's Lake. Comment
  UC1609266  Saxifraga oregana Vernon H. Oswald and Lowell Ahart 1993-8-3 5763 Plumas 0.25 mi e of Hay Meadow (on s edge of the Caribou Wilderness near n end of 30N25, 9 air mi n of Lake Almanor, at unnamed lake); Caribou Wilderness 1926 Comment
  RSA0102602  Sceptridium multifidum E. K. Balls 1950-9-9 15732 Plumas W. of Lakes Center Public Camp. 2042 Comment
  CAS-BOT-BC278216  Schedonorus arundinaceus John Thomas Howell 1959-9-26 35070 Plumas Near Soda Spring, Feather River Canyon 682 Comment
  CAS-BOT-BC283631  Schedonorus pratensis John Thomas Howell; Gordon H. True 1967-6-11 42583 Plumas Meadow at Quincy 1036 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
  CHSC46716  Scheuchzeria palustris subsp. americana V. Oswald; W. Dempsey 1989-8-24 3965 Plumas Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 11 mi (air) nw of Chester. On the w side of the lake. 1828 Comment
  CHSC61388  Schoenoplectus acutus var. occidentalis Vernon H. Oswald; Lowell Ahart 1993-8-11 5788 Plumas Lassen Volcanic National Park. Little Willow Lake located on the S edge of Lassen Volcanic National Park. Marshy E half of the lake. 1839 Comment
  CHSC65852  Scirpus congdonii L. P. Janeway 1995-10-25 4944 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, southeast side of Grass Lake. 1920 Comment
  CAS-BOT-BC110862  Scirpus diffusus John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2391 Plumas In wet area of Butterfly Valley Comment
  CHSC80886  Scirpus microcarpus Lowell Ahart; Vernon H. Oswald 2001-7-23 9001 Plumas Meadow, on the south side of a poor logging road, start of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC111000  Scirpus microcarpus L. P. Janeway 1991-8-4 4119 Plumas Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Begley Pass 1691 Comment
  CAS-BOT-BC111004  Scirpus microcarpus D. H. Esplin; R. K. Gierisch 1968-10-3 7 Plumas Crocker guard Sta. horse pasture 1737 Comment
  CAS-BOT-BC111005  Scirpus microcarpus Lloyd W. Swift 1934-7-7 96 Plumas Willow Creek sheep trough 1889 Comment
  CAS-BOT-BC111013  Scirpus microcarpus L. P. Janeway 1990-8-29 3847 Plumas Ca. 0.1 mi W of Paradise Cr ca 3/4 mi S of Little Grizzly Cr. Mt. Ingalls quad. 1905 Comment
  JEPS87451  Scirpus subterminalis Vernon H. Oswald and Lowell Ahart 1993-8-3 5766 Plumas unnamed lake ca 0.25 mi e Hay Meadow (w. side of the lake, on s edge Caribou Wilderness near the n end of 30N25 ca 9 mi (air) n of Lake Almanor); s edge Caribou Wilderness, e of Hay Meadow, n Lake Almanor 1926 Comment
  CAS-BOT-BC238463  Scrophularia John Thomas Howell 1977-8-11 52684 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  SEINET13751293  Scrophularia desertorum M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -6 Plumas Road along Last Chance Creek from Chilcoot to Frenchman's 1707 Comment
  UC174630  Scutellaria A. A. Heller and P. B. Kennedy 1907-7-15 8843 Plumas near mouth of Little Grizzly Creek below Genessee; Little Grizzly Creek Comment
  SEINET8020032  Scutellaria angustifolia subsp. micrantha A. A. Heller, P. B. Kennedy 1907-7-11 8798 Plumas Sierra Nevada, Prattville. Comment
  UC1585915  Scutellaria antirrhinoides Barbara Ertter 1989-7-4 8684 a Plumas sw of Chester (2.2 mi w of jct with Hwy 89 and Hwy 36) 1463 Comment
  SEINET10499130  Scutellaria antirrhinoides Mary Susan Taylor 1982-8-9 Taylor 4950 Plumas T27N R8E ne/ne sec 28. Almanor NE quad. S end of Lake Almanor, nw of jct of Hwy 89 and 147, just w of Canyon Dam. Mixed Evergreen Forest; 4500 ft. Dry gravelly soils. 1372 Comment
  CHSC62117  Scutellaria californica L. P. Janeway 1993-6-30 4409 Plumas Plumas National Forest. Along Hwy 70 in canyon of East Branch North Fork Feather River, 2.9 mi southwest of Hwy 89. 868 Comment
  POM80017  Scutellaria californica Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  SD6637  Scutellaria galericulata R. M. Austin Jul 1882 Plumas Prattville Comment
  CAS-BOT-BC240089  Secale cereale John Thomas Howell 1951-6-28 27640 Plumas Johnsville 1584 Comment
  POM93422  Sedella pumila Mary E. P. Ames 1871-05 s.n. Plumas Near Roseville; Taylorsville, Indian Valley. Comment
  CAS-BOT-BC61497  Sedum albomarginatum Arthur Menzies 1951-8-19 s.n. Plumas Grown from plant collected at Canyon of N. Fork of Feather River, Hwy. US Alt. 40. 365 Comment
  RSA0002538  Sedum albomarginatum P. C. Hutchinson 1961-6-9 2122 Plumas Canyon of N. Fork of Feather River, Hwy. US Alt. 40. Comment
  SEINET10841388  Sedum spathulifolium subsp. purdyi Mary Susan Taylor 1982-6-23 Taylor 4716 Plumas T23N R11E center sec 18. Blue Nose Mt quad. Both sides of 23N10-Peoria Cr Rd, 0.3 mi w of Peoria Cr, ca. 3 air mi sw of Sloat. 4600 ft. 1402 Comment
  CAS-BOT-BC363369  Senecio aronicoides E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  CAS-BOT-BC363729  Senecio hydrophilus H. E. Brown 1897-8-1 606 Plumas Near Lassen Buttes 1828 Comment
  CHSC40244  Senecio hydrophilus K. R. Stern 1985-6-25 8228 Plumas Meadow, vic. Blairsden. 1371 Comment
  UC91664  Senecio hydrophilus T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  CHSC60526  Senecio integerrimus var. exaltatus L. P. Janeway 1992-5-14 4179 Plumas Plumas National Forest. Head of Dotta Canyon; 0.1 mi north of Dotta Saddle. 1834 Comment
  CHSC85681  Senecio integerrimus var. exaltatus G. D. Barbe; T. C. Fuller 1982-6-17 3822 Plumas 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
  JEPS113372  Senecio integerrimus var. exaltatus Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14042 Plumas 50 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  CDA18686  Senecio integerrimus var. major G. D. Barbe, T. C. Fuller 1982-6-15 3691 Plumas Sierra Nevada; 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. 26N22F); 3.3 miles east of Red Hill Summit, Plumas NF. 1493 Comment
  CAS-BOT-BC364175  Senecio serra A. A. Heller; P. B. Kennedy 1907-7-16 8860 Plumas Genessee Valley near Genessee Comment
  JEPS94852  Senecio streptanthifolius Vernon H. Oswald and Lowell Ahart 1998-8-11 9491 Plumas on Quincy-La Porte Rd. (County Rd. 511) nw of Pilot Peak (slope on s side of Onion Valley); Onion Valley 1920 Comment
  CHSC101941  Senecio triangularis Lowell Ahart; John Dittes 2009-7-13 16045 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CAS-BOT-BC364762  Sericocarpus oregonensis subsp. californicus Clare B. Hardham 1986-8-9 30400 Plumas Sierra Nevada Mountains. Meadow Valley - Virgilia Road 1341 Comment
  CAS-BOT-BC364769  Sericocarpus oregonensis subsp. californicus J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk Old Rd. Summit 1676 Comment
  CHSC35952  Sidalcea glaucescens M. S. Taylor 1982-6-1 4576 Plumas On n side of Hwy 70., ca. 2 mi w of Quincy. Also T24N R09E S11 SW1/4 of NW1/4. 1097 Comment
  UC108848  Sidalcea glaucescens D. Cleveland 1882-7-25 Plumas Big Meadows Comment
  SDSU8172  Sidalcea malviflora subsp. asprella R. M. Beauchamp 1965-7-17 Plumas 1/2 mile north of Chester Comment
  CHSC102640  Sidalcea oregana subsp. spicata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16134 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
  CHSC56554  Sidalcea oregana subsp. spicata L. P. Janeway 1984-7-13 913 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). 1584 Comment
  POM282919  Sidalcea oregana subsp. spicata Lyman Benson 1932-7-29 3981 -a Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  SEINET2442025  Sidalcea oregana subsp. spicata Barbara Ertter 1988-7-25 7843 Plumas Diamond Mts ca 12 air miles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville_Red Rock jct, meadow in mixed conifer forest (jeffrey pine, fir).; 0 1981 Comment
  CHSC87998  Silene bernardina Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11180 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2053 Comment
  CAS-BOT-BC386989  Silene douglasii John Thomas Howell; Gordon H. True 1967-7-11 43353 Plumas Summit ridge of Mt. Hough 2194 Comment
  UC852850  Silene douglasii Anna Head 1920-7-20 Plumas near Round Lake (Feather River Region); , near Round Lake Comment
  SEINET11263193  Silene douglasii Barbara Ertter, Gary Schoolcraft 1990-5-14 8970 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir.; 0 1372 Comment
  UC1075645  Silene douglasii Robert J. Weatherby 1950-8-11 1507 Plumas on trail near Long Lake (Lakes Basin Area); North Sierra Nevada Mts., nr Long Lake, Lakes Basin Area 1981 Comment
  CAS-BOT-BC389397  Silene lemmonii Mrs. G. Earle Kelly 1920-7-1 s.n. Plumas Greenville Comment
  CHSC10574  Silene lemmonii Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CHSC40252  Silene lemmonii K. R. Stern 1985-6-25 8262 Plumas Vic. Blairsden. 1402 Comment
  CHSC79476  Silene lemmonii G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-15 13203 Plumas Northern California. Sierra Nevada - Plumas National Forest. 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. [Original lat./long. on label is '39 54 N; 120 45 W']. 1615 Comment
  UCSB27410  Silene lemmonii Kunze, G. 1971-6-6 Plumas California 89, 5 miles south of Canyon Dam 1158 Comment
  CAS-BOT-BC181364  Silene occidentalis John Thomas Howell 1960-7-21 35857 Plumas Trail to Little Willow Lake, Lassen Volcanic National Park 1767 Comment
  SD8101  Silene occidentalis Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CHSC82498  Silene occidentalis subsp. occidentalis Lowell Ahart 2002-6-26 9779 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  CHSC31234  Sisymbrium altissimum M. S. Taylor 1980-10-8 3362 Plumas S side of Beckwourth Rd, ca. 1/4 mi se of its jct with Beckwourth-Genesee Rd, ca. 10 mi e of Taylorsville. Comment
  CDA17254  Sisyrinchium elmeri G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16281 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  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
  SEINET10507626  Sitanion hystrix Mary Susan Taylor 1982-8-18 Taylor 5014 A Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  SEINET10594324  Sitanion hystrix Lawrence P. Janeway 1990-1 Janeway 3822 Plumas Mt. Ingalls quad. ALong Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge. Disturbed open area in white fir/red fir forest near dry creek. 2057 Comment
  RSA88404  Sium suave J. T. Howell 1951-8-20 28217 Plumas Genesee 1128 Comment
  JEPS118393  Smilacina racemosa Lowell Ahart 2011-9-20 17692 -A 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
  UC844173  Smilacina racemosa Anna Head July 1921 Plumas Indian Pk. Feather River Region 2133 Comment
  CAS-BOT-BC156840  Solanum umbelliferum J. T. Howell 1951-6-28 27644 Plumas Johnsville 1585 Comment
  RSA504719  Solidago californica J. T. Howell 1959-9-21 34736 Plumas Belden 701 Comment
  SEINET11382869 Image available Solidago canadensis Unknown 1934-1 8252 Plumas Mohawk Valley. 5300 ft. Comment
  RSA184955  Solidago canadensis subsp. elongata L. S. Rose 1966-7-28 66072 Plumas Quincy 1067 Comment
  JEPS109894  Solidago elongata Dean W. Taylor 2004-8-14 19239 Plumas Taylorsville, crossing of Indian Creek on County Road 211 about 1 mile north of town 1066 Comment
  UCD133889  Solidago elongata G. F. Hrusa 1992-10-8 10504 Plumas Smith Lake approximately 2m. From Snake Lake near Quincy. Comment
  SDSU533  Solidago spectabilis D. F. Howe 1961-8-4 3133 Plumas East side of Lake Almanor, 6 miles from junction with #89 at south end of lake. 1372 Comment
  UC88104  Solidago spectabilis Mrs. R. M. Austin Aug 1896 371 Plumas Big Meadows 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
  CAS-BOT-BC157308  Sorbus californica Mrs. E. Meiere 1915-7-1 s.n. Plumas Long Lake Comment
  UCD114039  Sorbus californica Dean Wm. Taylor 1974-10-1 5058 Plumas Jamison Creek drainage, above Jamison Lake drainage, ca. 3 miles S of Plumas-Eureka State Park. 2000 Comment
  JEPS121383  Sorbus scopulina P. F. Zika & B. Wilson 2011-8-5 25720 Plumas Bucks Lake Road, 0.9 road miles E of Grizzly Summit Comment
  UC861957  Sorbus scopulina var. scopulina H. A. Thomas 1936-6-21 110 Plumas s Silver Lake (between 3rd Lake and; Camp Califorest); Meadow Valley Comment
  SEINET264263  Sorbus sitchensis S. Gessel 1940-5-22 Plumas Spainish Peak Trail Comment
  CHSC61695  Sparganium angustifolium Vernon H. Oswald; Lowell Ahart 1993-8-25 5854 Plumas Ridge Lake located ca. 1 mi ESE of Spencer Mdw., ca. 0.6 mi S of Lassen Park. SE arm of the lake. 1978 Comment
  JEPS107726  Sparganium emersum subsp. emersum Lowell Ahart, John Dittes 2005-9-20 12430 Plumas In Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  CHSC46717  Sparganium natans V. Oswald; W. Dempsey 1989-8-24 3964 Plumas Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 11 mi (air) nw of Chester. 1828 Comment
  CHSC21554  Spergularia rubra L. M. Mayer; D. E. Brink Jr. 1975-7-2 427 Plumas Bucks Lake. Comment
  RSA176437  Sphaeromeria potentilloides var. potentilloides P. H. Raven 1963-5-28 18421 Plumas 1.1 miles E of Beckwourth. Comment
  CHSC66743  Sphenosciadium capitellatum Vernon H. Oswald; Lowell Ahart 1996-8-14 8171 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
  UC1123205  Sphenosciadium capitellatum G. T. Nordstrom 1934-7-20 247 Plumas Silver Lake Dam; Plumas National Forest, Bidwell Bar Quad., Silver Lake Dam Comment
  RSA29620  Sphenosciadium capitellatum Joseph A. Ewan 1934-7-8 8587 Plumas Camp Coldwell, Dentins(?) Mohawk Valley 1616 Comment
  SEINET10454594  Sphenosciadium capitellatum Mary Susan Taylor 1981-7-17 Taylor 4026 Plumas T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev. 1950 Comment
  JEPS103402  Spiraea densiflora Lowell Ahart 2002-7-2 9826 Plumas In a logged over area on the S side of Forest Road 22N94, E of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1606 Comment
  CHSC6572  Spiraea douglasii R. Carter 1966-7-10 479 Plumas Found 1 mi. N Bucks summit of W side Oroville-Quincy Rd. on slope above road, ca. 12 mi. W of Quincy. 1615 Comment
  CHSC91748  Spiraea douglasii G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16283 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: edge of bog. 1158 Comment
  HSC19749  Spiraea douglasii L. S. Rose 1969-6-24 69049 Plumas Butterfly Valley, W of Keddie 1159 Comment
  JEPS93947  Spiraea douglasii Vernon H. Oswald and Lowell Ahart 1998-8-11 9485 Plumas w of Bucks Lake (on USFS 24N36 0.1 mi e of Oroville-Quincy Highway, along Grizzly Creek); Grizzly Creek, USFS 24N36 1566 Comment
  RSA52950  Spiraea douglasii R. Weatherby 1950-7-28 1499 Plumas Border of Smith Lake near Quincy. 1250 Comment
  CHSC46545  Spiranthes porrifolia Lowell Ahart 1979-8-16 2013 Plumas 300 feet east of Ohio Ravine, about 2 1/4 miles south of Grizzly Mountain. 1645 Comment
  CHSC94019  Spiranthes romanzoffiana R. Fischer 2005-9-5 665 Plumas Location about 1 miles south of Sunflower Flat trail head at end of county road 26N31 in mixed coniferous forest. Plants growing at meadow edge of Frog Lake in an area of mixed pine and fir forest. 1889 Comment
  UCD139041  Spiranthes romanzoffiana Malcolm A. Nobs; S. Galen Smith 1949-8-19 1445 Plumas Butterfly Valley. Comment
  CAS-BOT-BC534892  Spirodela polyrhiza Herbert L. Mason 1953-7-8 14561 Plumas Four miles northwest of Loyalton Comment
  CHSC100034  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
  CHSC52075  Stachys ajugoides var. rigida L. P. Janeway 1990-7-6 3778 Plumas Plumas National Forest. About 200 ft east of Paradise Creek about 3/4 mi south of Little Grizzly Creek. 1889 Comment
  JEPS117157  Stachys ajugoides var. rigida Lowell Ahart 2010-10-21 17309 Plumas About 5 yards west of the spring, on the south side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak 1928 Comment
  JEPS121767  Stachys ajugoides var. rigida B. Castro and L. P. Janeway 2007-8-18 1674 Plumas Northern High Sierra Nevada. Ca 10 road mi E of Quincy, along Squirrel Creek and Road 401, 1.2 mi NE of Hwy 70/89 and William Loop (railroad). Comment
  JEPS88398  Stachys ajugoides var. rigida Vernon H. Oswald and Lowell Ahart 1996-7-15 8024 Plumas e side of arm extending n from the Hwy 36 causeway Lake Almanor (s of the point where rd. to Last Chance Campground (28N11) begins