Search Results — 2000 specimen records retrieved (1461 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/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET3559838 Image available Abies concolor James Montgomery 1969-7-26 81201 a Plumas 11 miles northwest of Greenville. Comment
  UC1348842  Abies magnifica var. magnifica R. A. Cockrell 1937-8-5 8328 Plumas Meadow Valley 1981 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
  CHSC47374  Acer glabrum var. torreyi Lowell Ahart 1981-8-7 3023 Plumas about 1 mile north-east of Pilot Peak, along the dirt road from Onion Valley to Hopkins Creek, about 16 miles north-east of La Porte. 1767 Comment
  UC1125403  Achillea millefolium A. Lewis 1934-6-18 485 Plumas Little Grass Valley; Downieville Quad. 1524 Comment
  HSC4558  Achillea millefolium W. R. Rogers 1966-6-22 212 Plumas 1951 Comment
  RSA60123  Achillea millefolium var. alpicola E. K. Balls 1950-9-2 15645 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  SEINET204040 Image available Achnatherum hymenoides F. J. Hermann 1955-1 11949 Plumas Beckworth; schoolyard. Comment
  CAS-BOT-BC210696  Achnatherum lemmonii A. A. Heller; P. B. Kennedy 1907-7-3 8712 Plumas Hills above Red Clover Valley Comment
  CDA13378  Achnatherum lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13226 Plumas Sierra Nevada; Dry open, +- disturbed sandy site near old log landing on USFS 23N12E. Upper Bull Run Creek, about 1/4 mile below headwater springs. Perennial, bunching. Habitat a dense coniferous forest, dominated by Abies concolor, Pinus jeffreyi, Calodedrus. Comment
  CDA26553  Achnatherum lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13494 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Comment
  UCD50778  Achnatherum nelsonii John Thomas Howell 1960-7-17 35485 Plumas Drakesbad, Plumas County. 1676 Comment
  CHSC97109  Achnatherum nelsonii subsp. dorei Lowell Ahart; Josephine Guardino 2007-7-20 14341 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CHSC97610  Achnatherum nevadense Lowell Ahart; John Dittes 2007-6-17 14156 Plumas On dry bare rocky soil, on a low rocky open hill, about 20 yards southwest of Red Clover Creek, about 20 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS113738  Achnatherum nevadense Lowell Ahart, John Dittes 2007-6-17 14156 Plumas On dry bare rocky soil, on a low rocky open hill, about 20 yards southwest of Red Clover Creek, about 20 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) 1654 Comment
  CAS-BOT-BC216882  Achnatherum occidentale Mary Strong Clement 1920-8-16 s.n. Plumas Greenville Comment
  CAS-BOT-BC216885  Achnatherum occidentale Clare B. Hardham 1970-8-8 17702 Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC210847  Achnatherum occidentale subsp. californicum John Thomas Howell 1951-6-28 27710 Plumas Eureka Peak 2255 Comment
  CHSC80900  Achnatherum occidentale subsp. californicum Lowell Ahart; Vernon H. Oswald 2001-7-11 8896 Plumas Large outcrop southwest of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  JEPS115947  Achnatherum occidentale subsp. californicum Lowell Ahart, John Dittes 2009-7-15 16090 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1702 Comment
  CHSC40981  Achnatherum occidentale subsp. occidentale J. D. Jokerst 1984-7-10 2089 Plumas East of Rattlesnake ravine in the canyon of Indian Creek between creek and Indian Cr. Road. 1249 Comment
  JEPS118388  Achnatherum occidentale subsp. occidentale Lowell Ahart 2011-9-17 17673 Plumas On bare open basalt, about 200 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 180 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1645 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
  JEPS106230  Achnatherum thurberianum Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11152 Plumas On the north side of a forest road, southwest of a small meadow and seeps, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2124 Comment
  CHSC113616  Acmispon americanus var. americanus Lowell Ahart 2014-8-24 19759 A Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  HSC18003  Aconitum columbianum subsp. columbianum W. R. Rogers 1966-7-6 200 Plumas Ferris Creek Comment
  CHSC70272  Aconogonon phytolaccifolium B. Castro; R. Zebell 1989-8-3 338 Plumas Ca 2.5 air mi S of Bucks Lake, in tributary to main stream which flows southward through center of section. In wet sand at edge of stream. 1828 Comment
  UCD19138  Aconogonon phytolaccifolium W. B. McHenry 1990-8-7 s.n. Plumas Bucks Lake. 1584 Comment
  UCD128575  Acroptilon repens E. Sawyer 1935-6-27 239 Plumas Sierra Valley. Comment
  SD7976  Actaea rubra Mrs. R. M. Austin 1882-7-25 Plumas Big Meadows Comment
  CAS-BOT-BC65507  Adiantum aleuticum John Thomas Howell 1962-6-16 37645 Plumas Feather River, North Fork on road to Caribou 731 Comment
  CHSC63439  Adiantum aleuticum Lowell Ahart 1994-7-28 7532 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  JEPS35107  Adiantum aleuticum W. L. Jepson 1924-7-22 10624 Plumas Middle fork of Feather River Rich Point 1127 Comment
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Sep 12 2008
  CHSC87994  Agastache urticifolia Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11161 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  SEINET12334048  Agastache urticifolia L. P. Janeway 1989-1 3350 Plumas Crocker Mt Quad, near top of Crocker Mt 2195 Comment
  JEPS115547  Ageratina occidentalis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16215 Plumas On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CDA20913  Agoseris glauca var. laciniata G. D. Barbe, T. C. Fuller 1982-7-16 3756 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
  CHSC105206  Agoseris grandiflora K. R. Stern 1985-6-25 8280 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC22921  Agoseris heterophylla John Thomas Howell 1951-6-27 27578 A Plumas Johnsville 1584 Comment
  CHSC101855  Agoseris heterophylla Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15886 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  CHSC112555  Agoseris heterophylla B. Castro; L. P. Janeway 2007-6-7 1638 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, ca 450 ft below edge of open Ponderosa-Jeffrey pine forest. 1674 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
  CHSC116182  Agoseris heterophylla var. heterophylla Lowell Ahart 2015-7-4 20283 Plumas About 140 yards south of the paved road to Tamarack Flat, about 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1-1/2 miles (air) northwest of Little Grass Valley Reservoir dam. 1712 Comment
  UC1125483  Agoseris heterophylla var. heterophylla E. Sawyer 1935-7-1 264 Plumas 2.5 mi wnw Crow; Sierraville Quad. 1676 Comment
  RSA59477  Agrostis E. K. Balls 1950-9-15 15874 Plumas 5 miles. S. E. of Graeagle, Sulphur Creek, Hwy 89 1372 Comment
  SEINET7295923 Image available Agrostis alba John Thomas Howell, Gordon True; Walter Knight; Irja Lnight 1967-1 2189 Plumas Mouth of Butterfly Creek 884 Comment
  CHSC43235  Agrostis capillaris Lowell Ahart 1987-9-22 5890 Plumas Along the South Fork of the Feather River, about 1 mile east of the Feather Fork Mine, about 8 miles north-east of La Porte. 1706 Comment
  CHSC74151  Agrostis capillaris H. Durio 1995-6-1 Plumas Just off S end of Mooreville Ridge, near Boehme Ranch, at end of unnamed spur road off of USFS Rd 21N56. 1277 Comment
  CAS-BOT-BC127091  Agrostis exarata David D. Keck 1944-7-8 5433 Plumas Sierra Nevada. 5 miles north of Quincy on road to Keddie. 1005 Comment
  CHSC97108  Agrostis exarata Lowell Ahart; Josephine Guardino 2007-7-21 14358 Plumas Along a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  JEPS102724  Agrostis exarata Lowell Ahart 2001-10-16 9384 Plumas On a bank on the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1365 Comment
  CAS-BOT-BC139601  Agrostis gigantea Fred Sommers; Greg Sommers 1976-7-20 177 Plumas Sierra Nevada. Sierra Valley Marsh along road and in fields. 1524 Comment
  CAS-BOT-BC139252  Agrostis idahoensis George W. Gillett 1957-7-18 809 Plumas Lassen Volcanic National Park. Near trail on south side of Boiling Springs Lake. 1813 Comment
  CHSC89305  Agrostis pallens G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16327 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
  CHSC113837  Agrostis scabra Lowell Ahart 2014-8-31 19800 -A Plumas In and along the sides of Black Rock Creek. about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4-1/2 miles (air) northwest of La Porte. 1536 Comment
  RSA59303  Agrostis stolonifera E. K. Balls 1950-9-12 15792 Plumas Lakes Center Public Campground 2043 Comment
  CAS-BOT-BC138372  Aira caryophyllea var. caryophyllea John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2388 Plumas Sierra Nevada. Butterfly Valley. Comment
  CAS-BOT-BC267063  Alisma Fred Sommers; Greg Sommers 1976-8-12 209 F Plumas 1 km SE of metal bridge, Sierra Valley Marsh Comment
  CAS-BOT-BC267055  Alisma John Thomas Howell 1959-9-21 34815 Plumas Indian Creek 914 Comment
  RSA52912  Alisma triviale R. Weatherby 1950-7-28 1505 Plumas Near Indian Creek, 2 miles S of Crescent Mills. 1037 Comment
  CAS-BOT-BC131949  Allium Catherine Best 1980-6-13 s.n. Plumas Highway A23 - 3 mi north of the Plumas Co. Sierra Co. line Comment
  SBBG830  Allium anceps H. and M. Dearing 1938-7-1 2255 Plumas near Lake Almanor Comment
  JEPS50774  Allium campanulatum Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9287 Plumas along Feather River highway just n Storrie 716 Comment
  CAS-BOT-BC466469  Allium campanulatum A. A. Heller; P. B. Kennedy 1907-7-3 8708 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC466470  Allium campanulatum A. A. Heller; P. B. Kennedy 1907-7-11 8815 Plumas Prattville Comment
  SEINET199811  Allium campanulatum Francia Chisaki 1956-6-1 898 Plumas On Highway Alt. #40, 5.7 miles east of Virgilia, Comment
  CAS-BOT-BC472964  Allium lemmonii Philip A. Munz 1947-5-17 11846 Plumas 20 miles north of Chilcoot 1828 Comment
  SJSU9821  Allium lemmonii C. W. Sharsmith 1982-5-30 8672 Plumas by Marble Hot Springs Rd, Sierra Valley 1524 Comment
  CHSC10631  Allium parvum Lowell Ahart 1969-5-11 Plumas Near Beckwourth, Sierra Valley. 1219 Comment
  CAS-BOT-BC474058  Allium parvum M. S. Taylor 1982-5-18 4477 Plumas 2 air miles SE of Canyon Dam 1554 Comment
  JEPS15034  Allium parvum A. A. Heller 1938-5-21 15104 Plumas on the plain about the airfield w. of Chester 1304 Comment
  SD230972  Allium platycaule James Shevock 1985-5-19 11163 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01, 2 miles west of Frenchman Reservoir. 1800 Comment
  JEPS29777  Allium platycaule Lauramay T. Dempster 1961-6-16 1466 Plumas n. Engelmine (ridge n. of Red Rock) Comment
  RSA164372  Allium platycaule Clare B. Hardham 1961-6-16 7467 Plumas Diamond Peak. 2287 Comment
  SEINET10472024  Allium validum Mary Susan Taylor 1981-7-17 Taylor 4024 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
  CHSC82547  Allophyllum integrifolium Lowell Ahart 2002-7-18 9862 Plumas Basalt ridge, about 1/8 mile north of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1764 Comment
  CHSC97196  Allophyllum integrifolium Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14049 Plumas 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 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
  JEPS124000  Allophyllum integrifolium Lowell Ahart 2015-7-4 20285 Plumas About 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  RSA0035828  Allophyllum integrifolium Lowell A. Ahart 2008-8-14 15200 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  UC908459  Allophyllum integrifolium Milo S. Baker 1935-6-26 Plumas near cabin at Childs Meadows (on Hwy. 39) Comment
  CAS-BOT-BC171368  Alnus incana subsp. tenuifolia Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  HSC73002  Alnus incana subsp. tenuifolia M. S. Taylor 1981-8-28 4244 Plumas Along Sulphur Creek 0.25 mi. S of Hwy. 89, 3 mi. SE of Clio 1433 Comment
  SEINET201481  Alnus incana subsp. tenuifolia W. B. McHenry 1961-8-20 Plumas Bucks Lake Comment
  RSA11790  Alnus rhombifolia Elmer I. Applegate 1921-9-26 3346 Plumas 8 miles north of Greenville. Comment
  SEINET10507148  Alopecurus geniculatus Mary Susan Taylor 1982-8-27 Taylor 5062 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  RSA128962  Amaranthus albus J. T. Howell 1951-8-20 s.n. Plumas Near Taylorsville Comment
  JEPS102564  Amaranthus californicus Lowell Ahart 2001-10-8 9318 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  CHSC60139  Amelanchier pallida L. P. Janeway; Garrett Gibson 1992-6-16 4236 Plumas Plumas National Forest. About 0.5 mi north-northwest of Beckwourth Peak and 2.5 mi south-southeast of Portola. 1889 Comment
  CAS-BOT-BC136776  Amelanchier utahensis Thomas H. Kearney 1944-8-14 62 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC136800  Amelanchier utahensis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS114607  Amelanchier utahensis Lowell Ahart 2008-9-10 15386 Plumas By large rocks, north of the camping area, about 30 yards west of the levee in Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/8 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  SBBG128658  Anaphalis margaritacea L. Ahart 2008-9-10 15361 Plumas both sides of E Branch Crk, on E side of Quincy La Porte Rd, ca. 1 3/4 mi (air) S of Little Grass Valley Reservoir, ca. 1 mi NE of La Porte 1593 Comment
  SEINET3145476  Anaphalis margaritacea E. K. Balls 1950-9-9 15761 Plumas W of Lakes Center Campground, ca. 1.5 mi. on trail to outlet from Long Lake 2073 Comment
  CHSC60136  Anemone drummondii B. Castro; J. Jurewicz 1991-8-12 444 Plumas Ca 3.5 air mi S of Bucks Lake and 0.1 mi SE of Grizzly Mtn (= Red Mtn), along USFS Rd 23N69 ca 0.5 mi W of its jct with USFS Rd 23N18. On either side of road. 1911 Comment
  CHSC64058  Angelica breweri B. Castro; R. A. Schlising 1987-7-21 173 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N89 and 22N42 on somewhat rocky hillside below roads. 1539 Comment
  CAS-BOT-BC64790  Antennaria W. Harnach; N. Harnach 1990-6-13 372 Plumas Sierra Valley. Ramelli Ranch (USFS). 1487 Comment
  CAS-BOT-BC59307  Antennaria argentea A. A. Heller 1913-6-13 10860 Plumas Near Quincy 1066 Comment
  CAS-BOT-BC59310  Antennaria argentea John Thomas Howell; Gordon H. True 1967-7-11 43319 Plumas About 3 miles southeast of Mt. Hough 1706 Comment
  CAS-BOT-BC59317  Antennaria argentea John Thomas Howell; Gordon True 1969-6-23 45821 Plumas Middle Fork of Feather River at Nelson Point 1249 Comment
  CDA14139  Antennaria argentea G. F. Hrusa 1997-5-3 13829 Plumas Sierra Nevada; Near summit of hill on E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  SEINET10475043  Antennaria argentea Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3821 Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  RSA39730  Antennaria dimorpha Philip A. Munz 1947-5-16 11820 Plumas 5 Miles north of Chilcoot. 1524 Comment
  CHSC118834  Antennaria geyeri Wendy L. Boes 2015-6-27 2015027 Plumas Plumas National Forest. Located near Indian Creek, to northwest of Antelope Lake, in between Forest Service road 28N31 and 28N03. UTM 701358 E, 4453845 N, NAD83 Zone 10N. 1580 Comment
  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-BC79973  Antennaria microphylla Anna Head 1921-7-14 s.n. Plumas Near Lake Center Camp, Feather River region Comment
  CHSC64857  Anthoxanthum odoratum Vernon H. Oswald 1995-6-24 6910 Plumas E edge of Last Chance Marsh at the n end of Lake Almanor, paralled by the road to Last Chance Campground (FS 28N11), 2.0 mi (odometer) n of Hwy. 36. 1371 Comment
  CHSC59930  Antirrhinum vexillo-calyculatum subsp. intermedium L. P. Janeway 1992-8-6 4285 Plumas Along Hwy 70, on south side of East Branch Feather River at Soda Creek; 2.8 mi east of Crystal Springs, 4.6 mi east of Grays Flat. 899 Comment
  SD7706  Apocynum androsaemifolium Daniel Cleveland 1882-7-21 Plumas Big Meadows Comment
  UC54549  Apocynum androsaemifolium H. M. Hall and E. B. Babcock July, 1903 4440 Plumas Genesee Valley Sierra Nevada, Genesee Valley 1097 Comment
  SEINET10495816  Apocynum androsaemifolium Douglas G. LeDoux, Katherine L. Morris; David B. Dunn 1973-6-5 LeDoux 1076 Plumas Collected on S side of Greenville on N facing slope. Douglas-fir forest on small side road. Comment
  UC586841  Apocynum androsaemifolium Joseph Andorfer Ewan 1934-6-26 8192 Plumas Gold Lake Rd. Sierra Nevada 1737 Comment
  SEINET10454891  Apocynum pumilum Mary Susan Taylor 1981-7-17 Taylor 4035 Plumas T21N R12E se/se sec 7, Sierra City NW quad. Lakes Basin area, Bear Lakes trail, just S of spur trail to Gold Lake Lodge, ca. 6 mi S of Mohawk. 6500 ft elev. 1981 Comment
  SEINET10874432  Arabis constancei Mary Susan Taylor 1981-6-22 Taylor 3942 Plumas T25N R8E se/ne sec 33 and sw/nw sec 34. Bucks Lake quad. Rocky serpentine outcrops on ridgetop, N side of 25N57, ca. 1.5 mi E of its jct with 25N17, ca. 4 air mi NW of Meadow Valley. 5100 ft. elev. 1554 Comment
  RSA655716  Arabis hirsuta var. glabrata R. R. Halse 1976-6-13 1395 Plumas Plumas National Forest; along State Hwy 89, 5.6 miles NW of Greenville. 1281 Comment
  SEINET10448422  Arabis inyoensis Mary Susan Taylor 1982-8-18 Taylor 5010 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  CAS-BOT-BC171671  Aralia californica Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 872 Plumas On La Porte Rd. 10 km S of jct with Hwy 10. 1400 Comment
  SEINET10454398  Aralia californica Mary Susan Taylor 1981-7-26 Taylor 4118 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. Open serpentine cliff (with granite elements), n side of Caribou Rd. 3.5 mi NE of its jct with Hwy 70 near Beldon. 2700 ft. 823 Comment
  CHSC43232  Arceuthobium californicum Lowell Ahart 1987-9-29 5908 Plumas Along Hartman Bar Ridge Road, about 3 1/2 miles north-west of Tamarack Flat, about 5 1/2 miles north-west of Little Grass Valley Reservoir. 1706 Comment
  UC1078838  Arceuthobium campylopodum Job Kuijt 1958-5-20 1346 Plumas 21.5 mi n Sierraville Comment
  UC1078839  Arceuthobium campylopodum Job Kuijt 1958-5-20 1347 Plumas 7.5 mi w Blairsden Comment
  RSA550549  Arctostaphylos canescens J. T. Howell 1976-7-16 51916 Plumas Just east of Bucks Summit on road to Meadow Valley. 1646 Comment
  CAS-BOT-BC24429  Arctostaphylos manzanita Gladys L. Smith 1976-6-7 4607 Plumas S. end of summit ridge, secondary road from Quincy to La porte. 1950 Comment
  RSA122007  Arctostaphylos manzanita subsp. manzanita E. Nourse 1934-9-4 30 Plumas E. Clermont Mtn., Downieville. 2134 Comment
  CAS-BOT-BC38616  Arctostaphylos mewukka subsp. truei John Thomas Howell 1959-9-21 34777 Plumas N. Fork Feather River near Belden 701 Comment
  CAS-BOT-BC40008  Arctostaphylos nevadensis John Thomas Howell; Gordon H. True 1967-7-11 43345 Plumas Summit ridge of Mt. Hough 2194 Comment
  CHSC97172  Arctostaphylos nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14016 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  RSA123224  Arctostaphylos nevadensis E. Nourse 1934-9-4 28 Plumas E. Clermont Mtn. 2134 Comment
  CAS-BOT-BC42087  Arctostaphylos patula Walter Knight; Irja Knight 1966-6-18 1317 Plumas Butterfly Valley 1127 Comment
  CAS-BOT-BC42111  Arctostaphylos patula John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2167 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC42116  Arctostaphylos patula Anna Head 1921-6-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  SD49828  Arctostaphylos patula George T. Nordstrom 1934-7-9 203 Plumas Bidwell Bar Quadrangle, 1.5 mi. S of Mt. Ararat Comment
  UC1488855  Arctostaphylos patula Katherine K. Muller 1965-8-19 1354 Plumas near Chester Comment
  UC1552778  Arctostaphylos patula Frederica Bowcutt 1985-6-6 557 Plumas about 1/8 mi n Beckwourth-Genesee Rd. (about 15 air mi ne of Quincy) 1554 Comment
  UCD23356  Arctostaphylos patula E. W. Jameson 1949-4-25 s.n. Plumas Expt. Station, Quincy. 1066 Comment
  CHSC21101  Arctostaphylos patula subsp. patula F. T. Griggs; A. Pass 1975-7-3 77 Plumas Buck's Lake. N. of Grizzly Forebay. Comment
  SEINET11987210  Arctostaphylos patula subsp. platyphylla J. Vale, Wagnon, K.; Knight, W.; Knight, I. 1981-1 4108 Plumas 3 mi N of Greenville, CA 89 1128 Comment
  SEINET11987211  Arctostaphylos truei W. Knight, Knight, I. 1981-1 3950 Plumas Tilden Botanic Garden, Berkeley, orig. from Injun Jim Campground, Feather River Hwy 640 Comment
  POM77151  Arctostaphylos viscida subsp. viscida Mary E. P. Ames 1891-02 s.n. Plumas Taylorsville, Indian Valley. Comment
  RSA123200  Arctostaphylos viscida subsp. viscida E. Nourse 1934-7-31 3 Plumas 2 miles southwest of Smith Lake. 1372 Comment
  CHSC118775  Arctostaphylos viscida subsp. viscida Wendy L. Boes 2016-8-21 2016 -036 Plumas Plumas National Forest. On a ridge between Yellow Creek and the North Fork of the Feather River along Forest Road 26N26. (UTM 650359 E, 4435221 N, NAD 83 Zone 10 North.) 1484 Comment
  SEINET11993352  Arctostaphylos viscida subsp. viscida W. Knight, Knight, I. 1986-1 5220 Plumas between bridge over north fork of Feather River near Pulga & Jarboe Gap 640 Comment
  UC584337  Arenaria congesta var. subcongesta G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2244 Plumas n Engelmine (Sw slopes and ridge crest Red Rock); Red Rock 2133 Comment
  UC1125771  Arenaria congesta var. suffrutescens E. Sawyer 1935-6-4 64 Plumas 3 3/4 mi ese Beckwith Butte; Sierraville Quadrangle 1493 Comment
  UC160023  Arenaria congesta var. suffrutescens H. M. Hall and E. B. Babcock July, 1903 4447 Plumas Sierra Nevada Mountains, Red Clover Creek 1524 Comment
  CHSC32025  Arenaria kingii var. glabrescens L. Ahart 1975-7-9 866 Plumas Ca. 1 mi w of Pilot Peak. 1981 Comment
  JEPS103546  Arenaria kingii var. glabrescens Lowell Ahart 2002-6-26 9781 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  UC1577403  Argemone rotundata C. W. Hanks 1934-8-6 11 Plumas Plumas National Forest, nw end of Sierra Valley Sierra Valley; Plumas National Forest, Sierra Valley 1554 Comment
  UCD129120  Arnica chamissonis Malcolm A. Nobs; S. Galen Smith 1949-8-18 1396 Plumas Last Chance Marshes, ca. 2 miles north of Lake Almanor, near Chester. Comment
  CAS-BOT-BC82359  Arnica cordifolia Clare B. Hardham 1961-6-15 7408 Plumas 3.3 miles southeast of Quincy Comment
  CAS-BOT-BC295855  Arnica dealbata H. E. Brown 1897-8-15 672 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC82499  Arnica discoidea John Thomas Howell 1976-7-15 51865 Plumas Snake Lake, about 4 miles northwest of Quincy 1219 Comment
  CDA13359  Arnica discoidea G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13208 Plumas Sierra Nevada; Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  SD8796  Arnica discoidea Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  CAS-BOT-BC82654  Arnica latifolia Lowell Ahart 1980-7-27 2489 Plumas About 5 miles east of Bucks Lake 1500 Comment
  CHSC87993  Arnica mollis Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11166 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  JEPS93931  Artemisia arbuscula subsp. arbuscula Vernon H. Oswald and Lowell Ahart 1998-8-11 9488 Plumas nw of Onion Valley at Monitor Flat on Cleghorn Bar Road 2.5 mi w of Quincy-La Porte Road (County Road 511) Monitor Flat; , Cleghorn Bar Road 1905 Comment
  CAS-BOT-BC90123  Artemisia biennis M. S. Taylor 1982-8-27 5071 Plumas Ramelli Ranch, where Feather River [corsses] crosses RR tracks, ca. 1.5 mi sw of Beckwourth. Portola quad. 1487 Comment
  CHSC113869  Artemisia douglasiana Lowell Ahart 2014-8-26 19787 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Resrvoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  RSA59445  Artemisia douglasiana E. K. Balls 1950-9-8 15725 Plumas Lakes Center Public Campground. 2043 Comment
  CHSC105675  Artemisia tridentata Lowell Ahart 2010-10-21 17308 Plumas About 10 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
  CHSC32022  Artemisia tridentata Lowell Ahart 1974-10-1 651 Plumas N of Pilot Peak on W part of Buzzards Roost Ridge, 1 mi N of Onion Valley, ca 10 mi N of La Porte. 1981 Comment
  RSA59702  Artemisia tridentata subsp. tridentata E. K. Balls 1950-9-2 15663 Plumas Along Grizzly Creek, about Grasshopper Flat, road from Ramelli to Walker Mine 1829 Comment
  SEINET252470 Image available Artemisia tridentata subsp. tridentata Leila M. Shultz, Heather Garrison 2006-1 20320 Plumas Between Quicy and Reno, ca. 2 miles west of Vinton on south-facing slope. 1513 Comment
  RSA59314  Asclepias fascicularis E. K. Balls 1950-9-14 15798 Plumas 1.5 mi northeast of junction with Hwy 24, along Hwy 89, Indian Creek Comment
  JEPS115173  Asclepias speciosa Lowell Ahart, John Dittes 2009-7-13 16056 Plumas West side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  SEINET10496069  Asclepias speciosa Mary Susan Taylor 1982-7-7 Taylor 4788 Plumas T23N R11E nw/se sec 11. Johnsville quad. SE corner of jct of Hwy 70 and Rd 509 (to Sloat), ca. 1 mi ne of Sloat. 4200 ft. 1280 Comment
  CDA13849  Aster eatonii G. F. Hrusa, T. D. Wilfred 1996-8-2 13458 Plumas Sierra Nevada; E side of Fells Creek immed. upstream from USFS 23N22 crossing. Comment
  RSA715687  Aster integrifolius L. Ahart, Josephine Guardino 2005-8-9 12257 Plumas Between Lights Creek and Fant Creek, W of Forest Road 27N09 about 6 miles (air) NW of the Boulder Creek Work Center at Antelope Lake. 1636 Comment
  RSA151717  Aster intermedius R. C. Bacigalupi, J. R. Sweeney, George Bacigalupi Jr. 1953-8-31 4347 Plumas Road from Greenville to Indian Agency, Indian Valley, about 2 miles east of Greenville. 1006 Comment
  RSA286285  Aster oregonensis subsp. californicus R. F. Thorne 1974-7-30 45006 Plumas Plumas National Forest, Butterfly Valley Botanical Area. Boggy meadow W of Mill Pond. 1159 Comment
  SEINET10474438  Aster oregonensis subsp. californicus Mary Susan Taylor 1981-9-2 Taylor 4262 Plumas California: T26N R8E se1/4 of sec 36. Almanor SE quad. W side of 26N18, ca. 1 mi S of Onion Flat, ca. 3 mi W of Indian Falls. Mixed Evergreen Forest. Plumas County. 4800 ft. 1463 Comment
  CHSC91919  Aster radulinus Lowell Ahart; Josephine Guardino 2005-8-10 12302 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CAS-BOT-BC478071  Asteraceae Charles Piper Smith 1921-7-19 3449 Plumas Taylorsville, Mt. Hough trail Comment
  CAS-BOT-BC187164  Astragalus lentiginosus var. floribundus L. P. Janeway; Jannice Cutler 1992-5-28 4207 Plumas Southwest side of Dotta Canyon 1.1 mi southeast of Beckwourth-Genesee Road 1685 Comment
  CHSC41195  Astragalus purshii var. purshii J. D. Jokerst 1984-5-13 2007 Plumas East end of Genesee Valley, canyon of Indian Cr. between creek and Indian Cr. Rd. 1249 Comment
  CAS-BOT-BC193043  Astragalus purshii var. tinctus Alice Rosenberg 1917-6-20 s.n. Plumas Blairsden Comment
  CAS-BOT-BC193049  Astragalus purshii var. tinctus M. S. Taylor 1982-5-14 4445 Plumas Above Portola, ca. 2 air mi sw of Portola 1584 Comment
  CHSC112611  Asyneuma prenanthoides Lowell Ahart 2013-9-11 19034 Plumas Gravel bar on the west side of Chips Creek, about 20 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  RSA795639  Athyrium filix-femina subsp. cyclosorum L. Ahart 2011-9-17 17656 Plumas On the south side of an unnamed stream that flows east in Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CHSC30852  Athyrium filix-femina var. cyclosorum L. Ahart 1980-9-17 2653 Plumas Ca. 0.5 mi w of Fowler Peak. 487 Comment
  CAS-BOT-BC66090  Athyrium filix-femina var. cyclosorum John Thomas Howell 1960-7-21 35796 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC66097  Athyrium filix-femina var. cyclosorum David D. Keck 1932-7-3 1693 Plumas just west of town, Quincy, in the Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC17547  Athysanus pusillus John Thomas Howell 1976-4-2 51572 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  CAS-BOT-BC100040  Balsamorhiza deltoidea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1952 Plumas Fern Glen 1097 Comment
  CHSC283  Balsamorhiza deltoidea V. Holt 1937-5-14 Plumas Twain. 914 Comment
  CHSC42081  Balsamorhiza deltoidea Kimber Hostetter 1986-4-12 12 Plumas On Hwy 89, 3.2 km from Hwy 70 Greenville turnoff, ca. 16 km S of Greenville. 1475 Comment
  CHSC57255  Balsamorhiza macrolepis var. platylepis L. P. Janeway 1991-5-29 3972 Plumas Plumas National Forest. Red Clover Valley; along Beckwourth-Genesee Road (road 111) 1.0 mi northwest of the old Clover Valley Ranch buildings. 1664 Comment
  CAS-BOT-BC100097  Balsamorhiza sagittata 1918-5-25 7064 Plumas Portola Comment
  UC88466  Balsamorhiza sagittata Mrs. R. M. Austin 1875-6-1 94 Plumas American Valley Comment
  SD46465  Beckmannia eruciformis Robert J. Weatherby 1950-7-28 1502 Plumas marshy border of Indian Creek, 2 miles south of Crescent Mills 1036 Comment
  CAS-BOT-BC102171  Bidens cernua Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1444 Plumas Butterfly Botanical Area and Vicinity. Spanish Creek near confluence of Butterfly Creek. 883 Comment
  CHSC63695  Bidens cernua var. cernua Vernon H. Oswald 1994-9-6 6473 Plumas Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  CHSC81750  Bidens frondosa Lowell Ahart 2001-10-16 9367 Plumas On a high bank, and the north side of a small stream, on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  UCR45296  Bidens frondosa R. D. Goeden 1986-9-10 s.n. Plumas Northern Sierra Nevada, NE shore of Round Valley Reservoir 3 miles south of Greenville, Plumas Nat. Forest 1375 Comment
  CHSC21181  Bistorta bistortoides F. T. Griggs; A. Pass 1975-7-17 215 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC128018  Blepharipappus scaber M. S. Taylor 1982-6-10 4625 Plumas along 23N72, 1/2 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth 1676 Comment
  UC579642  Blepharipappus scaber E. Sawyer 1935-6-7 80 Plumas 3.75 mi sw Sugar Loaf; Sierraville Quad. 1493 Comment
  JEPS100329  Boechera Dean Wm. Taylor and Barbara Ertter 2001-7-18 17834 Plumas 1.5 mi N of upper end of Frenchman Reservoir (Diamond Mountains, meadow tributary to Little Doyle Creek, along Forest Road 25N71 1.4 mi E of Forest Road 25N11); Feaather River Watershed 1783 Comment
  CAS-BOT-BC16184  Boechera davidsonii Lowell Ahart 1983-8-17 4330 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Peak, about 11 miles northeast of La Porte. 2000 Comment
  CHSC70231  Boechera howellii B. Castro 1989-8-4 345 Plumas Ca 3.5 air mi SE of Bucks Lake, on N-facing flank of Mt. Ararat, ca 200 ft E of jct USFS Rds 23N19, 23N64, and the road to the top of Mt. Ararat, along main road. 1737 Comment
  CHSC63451  Boechera pinetorum Lowell Ahart 1994-7-22 7494 Plumas Plumas and Sierra counties. Ravine, south of the Pacific Crest Trail, north-west side of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  CHSC101786  Boechera rectissima Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15857 Plumas Along the north road edge, near cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC62536  Boechera rectissima B. Castro 1993-7-20 485 Plumas Ca 2 air mi W of Bucks Lake, ca 1 mi N of Grizzly Ck, on ridge between USFS Rds 23N42 and 23N42A. 1645 Comment
  CAS-BOT-BC25589  Boechera retrofracta John Thomas Howell; Gordon H. True 1969-6-23 45834 Plumas Sierra Nevada. Nelson Point. 1249 Comment
  CAS-BOT-BC25408  Boechera retrofracta John Thomas Howell 1951-6-28 27720 Plumas Eureka Park. 2255 Comment
  CAS-BOT-BC25579  Boechera retrofracta Anna Head 1921-7-11 s.n. Plumas Feather River Canyon. Lake Center Camp. 1920 Comment
  CHSC41182  Boechera sparsiflora J. D. Jokerst 1984-5-14 2015 Plumas On ridge top. Ridge represents the top of the canyon slope above Ward Creek, SW of Genesee Valley. 1584 Comment
  CHSC88895  Boechera suffrutescens L. Hanson 1988-7-26 327 Plumas Plumas National Forest. Red Hill Lookout. 1920 Comment
  CHSC89310  Boechera suffrutescens G. Douglas Barbe; T. C. Fuller 1982-6-15 3730 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  SEINET3149566  Boisduvalia stricta E. K. Balls 1950-9-14 15807 Plumas 6 miles NW of Chester, N Fork Feather River 1402 Comment
  CAS-BOT-BC28214  Bolboschoenus fluviatilis John Thomas Howell 1961-9-25 36942 Plumas Feather River bed, Portola. 1478 Comment
  SD9249  Botrychium multifidum Mrs. R. M. Austin 1877-1 Plumas Butterfly Valley Comment
  CAS-BOT-BC417623  Boykinia major Clarence R. Quick 1934-7-4 1347 Plumas Headwaters of Clear Creek, Plumas National Forest Comment
  JEPS122313  Boykinia major Lowell Ahart 2014-8-31 19803 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
  JEPS49663  Boykinia major W. L. Jepson 1939-7-31 19300 Plumas lower slopes Spanish Peak (canyon bottom 1/2 way between Meadow Valley and Buck's Valley); slopes Spanish Peak, btw Meadow Valley and Buck's Valley Comment
  JEPS49657  Boykinia major W. I. Follett 1937-8-20 Plumas Spanish Peak 1645 Comment
  SEINET10474491  Brickellia greenei Mary Susan Taylor 1981-8-25 Taylor 4243 Plumas California: T25N R7E sw1/4 of ne1/4 sec 11. Almanor SW quad. N side of 26N22F-Red Hill Rd, 1.9 mi S of its jct with 26N22 in Deadwood Canyon-Rich Gulch, ca. 6 air mi NE of Belden. Plumas County. 5300 ft. 1615 Comment
  SEINET8716679 Image available Brodiaea ixioides Stanton A. Coor 1938-1 s.n. Plumas Plumas Co. Alt. 6300. Onion Valley. Comment
  RSA0049642  Brodiaea minor Dean Wm. Taylor 2012-6-20 21252 Plumas Lumpkin Ridge, Forest Road 27 about 5 miles North from Camp Eighteen (site) 1417 Comment
  CAS-BOT-BC149311  Bromus carinatus var. carinatus C. R. Quick 1947-7-30 47 -68 Plumas Big Bar Mountain. Plumas National Forest. 1249 Comment
  UC1155623  Bromus carinatus var. carinatus G. L. Stebbins Jr. 1947-5-16 H 10 Plumas Meadow View Ranger Station 2225 Comment
  CAS-BOT-BC148712  Bromus carinatus var. marginatus Clare B. Hardham 1970-8-9 17716 T Plumas Road to Thompson Peak Lookout. 2133 Comment
  CAS-BOT-BC148715  Bromus carinatus var. marginatus John Thomas Howell 1955-7-19 30756 Plumas Sierra Nevada. Beckwourth. 1493 Comment
  SEINET10966908  Bromus catharticus Mary Susan Taylor 1981-7-6 Taylor 3966 Plumas T24N R16E NW/SE Sec 7. Frenchman Lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mile W of N tip of the lake, ca. 13 air miles NW of Chilcoot. 1798 Comment
  CHSC100348  Bromus ciliatus Lowell Ahart 2008-8-13 15184 Plumas East of La Porte Road, along the sides 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
  CAS-BOT-BC155969  Bromus commutatus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54349 Plumas Sierra Nevada. 4.8 miles northwest of Antelope Reservoir. 1661 Comment
  CAS-BOT-BC155970  Bromus commutatus Walter Knight; Irja Knight 1966-6-18 1384 Plumas Butterfly Valley. 1036 Comment
  CAS-BOT-BC155058  Bromus hordeaceus John Thomas Howell 1963-6-3 39388 Plumas Sierra Nevada. Quincy. 1036 Comment
  CHSC70209  Bromus inermis subsp. inermis L. P. Janeway 1997-5-7 5109 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. 1225 Comment
  CHSC76153  Bromus japonicus G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3328 Plumas Forest land 4.8 miles northwest of Antelope Lake, 0.7 mile east of forest road to Taylor Lake. 1661 Comment
  UC1131323  Bromus marginatus D. Axelrod 1934-6-8 15 Plumas Plumas National Forest, La Porte La Porte; Plumas National Forest, La Porte 1524 Comment
  CHSC76154  Bromus orcuttianus G. F. Hrusa 1997-5-30 13815 Plumas Sierra Nevada. Near summit of slope on E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1350 Comment
  JEPS76216  Bromus orcuttianus W. L. Jepson 1939-7-29 19276 Plumas Meadow Valley, Spring Hill Trail Meadow Valley; , Spring Hill Trail 1219 Comment
  SACT000624  Bromus orcuttianus H. Skidmore 1934-6-5 Plumas 2011.0 Comment
  UC1137637  Bromus secalinus R. W. Saarni 1939-6-15 114 Plumas 1/4 mi e of Rock Creek juction near: Spanish Creek 1097 Comment
  CHSC58050  Bromus suksdorfii Vernon H. Oswald; Lowell Ahart 1992-6-2 4969 Plumas Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. 1822 Comment
  CAS-BOT-BC161354  Bromus tectorum Walter Knight; Irja Knight 1967-5-22 1893 Plumas Butterfly Botanical Area and Vicinity. Butterfly Canyon. 1066 Comment
  UC1131288  Bromus tectorum C. W. Hanks 1934-8-7 12 Plumas Plumas National Forest, nw end of Sierra Valley Sierra Valley; Plumas National Forest, Sierra Valley 1584 Comment
  JEPS103536  Bulbostylis capillaris Lowell Ahart 2002-7-18 9865 Plumas About 120 yards S of the road to Tamarack Flat, on the S side of a small branch of Fall River, ca 1/8 mile SW of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam 1718 Comment
  CHSC92116  Calamagrostis canadensis Lowell Ahart; John Dittes 2005-9-20 12429 Plumas On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  JEPS120563  Calamagrostis canadensis B. Castro and L. P. Janeway 2003-9-6 1451 Plumas High Cascade Range. along un-named lake split by the Caribou Wilderness Area boundary, ca 1.5 mi west of Hay Meadow. Comment
  CAS-BOT-BC185000  Calamagrostis stricta subsp. inexpansa Fred Sommers 1976-8-12 212 Plumas Sierra Nevada. Sierra Valley Marsh. 1487 Comment
  JEPS120101  Calamagrostis stricta subsp. inexpansa Lowell Ahart 2012-7-1 18253 Plumas About 250 yards northwest of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  CHSC70818  Calliscirpus brachythrix H. Durio; B. Castro, C. O'Connell 1995-7-12 Plumas Ca 4 air mi SW of Bucks Lake, ca 1 mi S of Buckhorn Creek, off the W side of USFS Rd 23N18. At headwaters of tributary to upper end of Axford Creek. 1600 Comment
  CHSC74139  Calliscirpus brachythrix B. Castro 1998-8-20 824 Plumas Ca 3.5 air mi S of Bucks Lake, 100 ft W of USFS Rd 23N15 as it heads S, ca 0.7 mi SE of its jcn with Rds 23N18 and 23N69. At E edges of moderate-sized meadow near headwaters of East Branch Coldwater Creek. 1761 Comment
  CHSC48004  Callitriche verna Vernon Oswald 1988-7-19 3598 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the east end of the lake. 1676 Comment
  CHSC94969  Calocedrus decurrens Lowell Ahart 2006-9-28 13387 Plumas On the west side of the North Fork of the Feather River, on the west side of Highway 70, at Indian Jim Campground, about 3/4 mile southwest of Chambers Creek. 646 Comment
  SEINET13289852 Image available Calocedrus decurrens Austin 1876-1 Plumas Plumas Co. Comment
  CAS-BOT-BC487772  Calochortus coeruleus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54325 Plumas 1.4 miles north-northeast of Englemine on Diamond Mt. Road, Sierra Nevada 1295 Comment
  SEINET10469582  Calochortus coeruleus Mary Susan Taylor 1982-5-26 Taylor 4537 Plumas T23N R10E nw/nw sec 12. Spring Garden quad. Both sides of Fells Creek Rd - 23N22, 4.0 mi w of Lee Summit, ca. 2 air mi sw of Sloat. 4400 ft. Mixed Coniferous Forest. 1341 Comment
  CDA14704  Calochortus leichtlinii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3206 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  CDA15915  Calochortus leichtlinii B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; above upper Bull Run Creek off USFS 23N12E. Comment
  CHSC2444  Calochortus leichtlinii R. Carter 1965-7-6 27 I Plumas Found ca. 7 mi. W of Bucks Lake on Oroville-Quincy Rd. at Frenchman's Hill, on S side of Rd, ca. 30 yds. SSW of Frenchman's Hill sign. 1767 Comment
  CHSC32037  Calochortus leichtlinii L. Ahart 1979-7-18 1999 Plumas S of Onion Valley Reservoir, ca. 1 mi w of Pilot Peak, ca. 12 mi n of La Porte. 1800 Comment
  JEPS85845  Calochortus leichtlinii Barbara Ertter with Gary Schoolcraft 1989-7-3 8660 Plumas ca. 8 airmiles s. Susanville (ridge between Red Rock & Diamond Mt.) 2225 Comment
  CAS-BOT-BC491829  Calochortus leichtlinii A. A. Heller; P. B. Kennedy 1907-7-4 8719 Plumas Ridge east of Red Clover valley Comment
  SEINET8197334  Calochortus leichtlinii A. A. Heller, P. B. Kennedy 1907-7-4 8719 Plumas Ridge east of Red Clover Valley. Comment
  CHSC62606  Calochortus nudus B. Castro 1993-7-8 473 Plumas Ca 0.5 mi W of turnoff to Bucks Lodge and other Bucks Lake resorts, off the S end of Haskins Bay ca 100 ft S of the Oro-Quincy Hwy. 1569 Comment
  CHSC97436  Calochortus nudus Robert Fischer 2006-7-2 1037 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  CAS-BOT-BC175767  Caltha leptosepala John Thomas Howell 1951-6-28 27701 Plumas Eureka Peak 1981 Comment
  UC337226  Calycadenia truncata unknown 1874-6-1 Plumas Indian Valley Comment
  RSA151734  Calycadenia truncata subsp. scabrella R. C. Bacigalupi, J. R. Sweeney, George Bacigalupi Jr. 1953-8-31 4346 Plumas Road from Greenville to Indian Agency, Indian Valley, about 2 miles east of Greenville. 1006 Comment
  SD46711  Calyptridium umbellatum Robert J. Weatherby 1955-6-22 1540 Plumas Spanish Peak 2135 Comment
  SEINET196486  Calyptridium umbellatum J. M. Tucker 1948-7-25 1744 Plumas Above mine of United Mining Company Pinchard Cr SW side of Camel Peak Comment
  CHSC9708  Calystegia occidentalis subsp. occidentalis Nancy Mosman 1971-7-11 75 Plumas Along e side of road ca. 1.3 mi s of Belden turnoff and Hwy 70. 1025 Comment
  JEPS109989  Calystegia occidentalis subsp. tomentella Dean W. Taylor 2006-6-29 19557 Plumas Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201) 975 Comment
  CAS-BOT-BC496987  Camassia leichtlinii subsp. suksdorfii Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1575 Plumas Fern Glen 1112 Comment
  CDA18561  Camassia quamash G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3353 Plumas Sierra Nevada; 0.25 mile northeast of Bucks Summit on Bucks Lake Road; at the head of Eagle Gulch. 1670 Comment
  CAS-BOT-BC497560  Camassia quamash subsp. breviflora Anna Head 1920-7-25 s.n. Plumas Outlet to Green Lake, Feather River Region 1950 Comment
  RSA0115174  Camassia quamash subsp. breviflora Lyman Benson 1949-6-21 13737 Plumas Meadow 1 mile west of LakeAlmanor Inn. Mt. Range: Cascade. 1341 Comment
  CHSC97439  Camassia quamash subsp. quamash Robert Fischer 2006-7-2 1040 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  CAS-BOT-BC160894  Camissonia tanacetifolia subsp. tanacetifolia Fred Sommers; Greg Sommers 1976-6-7 115 Plumas Sierra Valley 1487 Comment
  JEPS115083  Campanula prenanthoides Lowell Ahart, John Dittes 2009-7-13 16051 Plumas On dry soil, on the west side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  JEPS11845  Campanula prenanthoides John Thomas Howell 1926-7-31 2178 Plumas near Prattville 1463 Comment
  UC924238  Campanula prenanthoides H. S. Reed 1941-7-31 Plumas Forest Lodge 1066 Comment
  RSA261563  Campanula prenanthoides James I. Mallory 1969-8-21 349 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of LaPorte, Plumas National Forest. 1524 Comment
  SEINET10917161  Campanula prenanthoides Solomon W. Conrad 1975-8-11 Conrad 7398 Plumas Douglas Fir forest 5.5 miles west of Quincy on Meadow Valley Rd. 1219 Comment
  CHSC62720  Cardamine breweri B. Castro; R. A. Schlising 1987-7-21 166 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at lower edge of a spring on unnamed E-trending tributary to Mohawk Ck. 1600 Comment
  CHSC63243  Cardamine breweri Lowell Ahart 1994-6-17 7354 Plumas In a 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
  UCD114176  Cardamine cordifolia L. P. Janeway 1990-6-28 3743 Plumas Plumas National Forest, Beckwourth Ranger District; unde rJoseph Creek, on northeast side of Grizzly Ridge. 2011 Comment
  CAS-BOT-BC37823  Cardamine nuttallii W. I. Follett 1930-5-20 s.n. Plumas Mountains above Vergilia. 1280 Comment
  JEPS96798  Cardamine nuttallii Dean W. Taylor 1997-4-9 15946 Plumas Wolf Creek N of Greenville; Plumas National Forest Comment
  JEPS96799  Cardamine nuttallii Dean Wm. Taylor and Glenn L. Clifton 1997-4-9 15946 Plumas Wolf Creek north of Greenville; along Highway 89; Plumas National Forest 1097 Comment
  UCD108024  Carex Tim Kuhn 2006-7-9 68 Plumas Southwest of Lake Davis. Comment
  CAS-BOT-BC18350  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54180 Plumas Sierra Nevada. Long Valley at road to Maxwell Mine. 1633 Comment
  CAS-BOT-BC18357  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54396 Plumas Sierra Nevada. 0.3 miles southwest of Bucks Summit on road to Bucks Lake. 1645 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
  CHSC55546  Carex abrupta L. P. Janeway 1990-6-28 3744 Plumas Near Joseph Creek about half waybetween Little Grizzly Creek and the top of Grizzly Ridge. 1950 Comment
  JEPS115889  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16140 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  JEPS118398  Carex abrupta Lowell Ahart 2011-9-17 17662 Plumas On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  RSA71305  Carex abrupta L. S. Rose 1951-6-27 51044 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  CAS-BOT-BC17838  Carex amplifolia Alice Eastwood 1927-6-12 14493 Plumas Forest Lodge near Greenville. Comment
  JEPS115937  Carex amplifolia Lowell Ahart, John Dittes 2009-7-13 16029 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  JEPS117604  Carex angustata Lowell Ahart 2010-9-9 17143 Plumas Large colony around and under fir trees, on the east side 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
  JEPS117646  Carex angustata Lowell Ahart 2010-7-27 16931 Plumas North side of Forest Road 22N68, about 150 yards north of the South Fork of the Feather River, about 1/4 mile southwest of the Feather Fork Mine, about 1 1/2 miles (air) northeast of Little Grass Valley Reservoir 1634 Comment
  SEINET7549685 Image available 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. Mt Harkness 7.5' quad. 1655 Comment
  CAS-BOT-BC17929  Carex angustata Mrs. H. C. Cantelow 1938-7-4 2275 Plumas Meadow at Drakesbad. 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
  SEINET7550691 Image available Carex athrostachya Unknown 2003-9-6 7981 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Red Cinder 7.5' quad. 2057 Comment
  CAS-BOT-BC19527  Carex bolanderi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54370 Plumas Sierra Nevada. 0.75 mile northeast of Bucks Summit on road to Quincy. 1600 Comment
  CHSC52547  Carex bolanderi L. P. Janeway 1989-6-27 3404 Plumas Between Tomba Rd and Hwy 70/89 just N of Jackson Cr; below Cromberg Spring. 1335 Comment
  CHSC63189  Carex bolanderi Lowell Ahart 1994-6-17 7358 Plumas Near the edges of a 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
  CHSC41155  Carex brainerdii J. D. Jokerst 1984-6-13 2046 Plumas South of Grizzly Creek, ca 30 meters north of spur 'C' of USFS logging road 26N08, ca 2 air miles east of Peacock Point. 1432 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
  JEPS109101  Carex brainerdii D. W. Taylor 2008-6-18 20221 Plumas Plumas National Forest, watershed of N Fork Feather River, S Fork Rock Creek, along Forest Road 24N28. Comment
  RSA189357  Carex brainerdii L. S. Rose 1967-6-19 67109 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  SBBG33907  Carex brainerdii L. S. Rose 1969-6-23 69043 Plumas La Porte Rd, 8 mi SW of Quincy 1310 Comment
  SEINET13344652  Carex brainerdii J. T. Howell, Gordon H. True 1967-5-7 42186 Plumas Sierra Nevada, Injin Jim Campground [now James Lee Campground] at confluence of Granite Creek and North Fork of Feather River 610 Comment
  SEINET3909297  Carex brainerdii Lewis S. Rose 1967-6-12 67109 Plumas Butterfly Valley, ca. 3 mi. W. of Keddie.; 0 1219 Comment
  CAS-BOT-BC19627  Carex brainerdii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54328 Plumas Sierra Nevada. 1.4 miles north-northeast of Englemine on Diamond Mt. Road. 1295 Comment
  SEINET10752412  Carex brainerdii Lewis S. Rose 1969-6-23 Rose 69043 Plumas 8 mi, SW of Quincy. La Porte Road. 1311 Comment
  CAS-BOT-BC34200  Carex canescens John Thomas Howell 1976-7-15 51841 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CHSC85981  Carex canescens L. P. Janeway 2003-7-19 7904 Plumas High Cascade Range. South edge of marsh at southeast end of Willow Lake. 1656 Comment
  CHSC54422  Carex capitata Vernon H. Oswald 1991-7-17 4752 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. On the north and west borders of the lake. 1828 Comment
  CAS-BOT-BC34408  Carex cusickii Mrs. H. C. Cantelow 1938-7-4 2273 A Plumas Meadow at Drakesbad. Comment
  CAS-BOT-BC34904  Carex deflexa var. boottii John Thomas Howell 1951-6-27 27591 B Plumas McRae Meadow. 1981 Comment
  RSA121761  Carex douglasii E. Sawyer 1935-7-12 286 Plumas 3 1/2 miles E of Beckwith Butte. 1494 Comment
  CAS-BOT-BC20089  Carex echinata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1499 Plumas Butterfly Botanical Area and Vicinity. Along road at Fern Glen. 1097 Comment
  RSA169429  Carex echinata subsp. echinata L. S. Rose 1963-6-3 63101 Plumas Butterfly Valley, 2 miles SW of Keddie 1189 Comment
  POM313081  Carex echinata subsp. echinata Malcolm A. Nobs, S. Galen Smith 1949-8-19 1449 Plumas Butterfly Valley. Comment
  CAS-BOT-BC20113  Carex feta John Thomas Howell 1973-7-10 49740 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  CDA17778  Carex feta G. D. Barbe, T. C. Fuller 1982-6-14 3689 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  CDA33073  Carex feta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3163 Plumas Long Valley, 0.4 mile south of junction of Dixie Canyon-Round Valley and Canyon Dam Roads, at Maxwell Mine Road. Comment
  CHSC43909  Carex fracta L. P. Janeway 1987-6-20 2277 Plumas Ravine on N side of South Branch Middle Fork Feather River, below Whiskey Hill. 1158 Comment
  JEPS110258  Carex fracta Lowell Ahart 2006-7-3 12902 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, about 1/4 mile north of Lumpkin Ridge Road, near the southwest edge of a dry open basalt flat with scattered trees 1527 Comment
  JEPS95360  Carex fracta Lowell Ahart 1994-6-17 7349 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  RSA95479  Carex fracta L. S. Rose 1954-5-30 54073 Plumas Johnsville 1601 Comment
  CAS-BOT-BC32027  Carex geyeri L. P. Janeway 1990-8-16 3831 Plumas Babcock Peak quad, Ca 0.2 mi N of Meadow Cr, halfway btw Red Clover Cr and Mt. Ingalls 2011 Comment
  JEPS93934  Carex gigas Vernon H. Oswald and Lowell Ahart 1998-8-11 9478 Plumas 6.2 mi ne of Four Trees (on the s side of Frenchman Hill, USFS 23N85Y 0.8 mi e of Orovile-Quincy Highway); Frenchman Hill, USFS 23N85Y 1737 Comment
  JEPS114934  Carex heteroneura Lowell Ahart 2008-7-16 15092 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  CAS-BOT-BC21972  Carex heteroneura John Thomas Howell 1960-7-22 35927 Plumas Near Drakesbad. Dry meadow near Devil's Kitchen. 1828 Comment
  CAS-BOT-BC21975  Carex heteroneura J. Ewan 1934-6-27 s.n. Plumas Along Mt. Elwell trail near Long Lake. 2072 Comment
  CHSC63483  Carex heteroneura var. heteroneura Lowell Ahart 1994-7-22 7503 Plumas On the south side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. Near county line with Sierra County. 1981 Comment
  CHSC105836  Carex hoodii Lowell Ahart 2010-7-27 16925 Plumas On the south side of the paved road, about 1/2 mile north of Goat Mountain, about 3 miles (air) northeast of La Porte. 1680 Comment
  JEPS117645  Carex hoodii Lowell Ahart 2010-7-27 16930 Plumas North road bank of Forest Road 22N68, 150 yards west of the South Fork of the Feather River, about 1/4 mile southwest of the Feather Fork Mine, about 1 1/2 miles (air) northeast of Little Grass Valley Reservoir 1575 Comment
  JEPS114929  Carex jonesii Lowell Ahart 2008-7-16 15085 Plumas On the west side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  CHSC61067  Carex lasiocarpa Vernon H. Oswald; Lowell Ahart 1993-8-3 5758 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. In the SE corner of the meadow. 1950 Comment
  CHSC118717  Carex lasiocarpa Wendy Boes 2014-8-6 2014020 Plumas Wetland above Gray Eagle Lodge, Lakes Basin, Plumas National Forest. UTM 700074 E, 4399690 N, NAD83, Zone 10N. 2109 Comment
  RSA169430  Carex lemmonii L. S. Rose 1963-6-3 63097 Plumas Butterfly Valley, 2 miles SW of Keddie 1189 Comment
  SBBG119804  Carex lenticularis var. impressa L. Ahart 2006-7-9 12922 Plumas ca. 3.75 air mi NW of Tamarack Flat, ca. 5.75 air mi NW of Little Grass Valley Reservoir, ca. 100 yds N of paved basalt rd 1678 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
  SEINET7566773 Image available Carex mariposana John Thomas Howell, T. C. Fuller, G. D. Barbe 1981-6-25 54343 a Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  CAS-BOT-BC31944  Carex microptera John Thomas Howell 1951-6-27 27584 Plumas McRae Meadow. 1981 Comment
  CHSC79084  Carex microptera L. P. Janeway 2000-6-24 6837 Plumas Northern High Sierra Nevada. Diamond Mountains; 1.1 km southeast of Crystal Peak; near top of ridge, southwest slope. 2201 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-BC320475  Carex multicaulis Peter F. Zika 2012-5-15 25866 Plumas Above Route 70, 3 air km NW of Grizzly Dome, canyon of North Fork Feather River, northern Sierra Nevada Highlands (n SNH) 520 Comment
  CDA17779  Carex multicaulis G. D. Barbe, T. C. Fuller 1982-6-15 3693 Plumas Plumas National Forest; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  SEINET3840776  Carex multicaulis G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-24 3199 Plumas 0.5 miles north of Taylor Creek Road (to Salmon Saddle) junction, on Mountain Hough-Crystal Lake Road 1580 Comment
  RSA71293  Carex multicostata L. S. Rose 1951-6-28 51036 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  POM81165  Carex multicostata Marcus E. Jones 1897-7-6 10913 Plumas Prattville. 13 miles west. 1372 Comment
  SEINET4292062 Image available Carex pachycarpa Unknown 2003-1 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. Reading Peak 7.5' quad. Comment
  CDA17775  Carex pachystachya G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3153 Plumas Long Valley; Long Valley, 0.4 mi S of jct, Dixie Canyon--Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CHSC60502  Carex pachystachya L. P. Janeway 1992-6-4 4212 Plumas Plumas National Forest. South side of road to Plumas-Eureka State Park (Rd 506) across from turn to Plumas Pines; 1/2 mi west of Mohawk, 1/4 mi west of Middle Fork Feather River. 1341 Comment
  CAS-BOT-BC119011  Carex pellita D. H. Esplin; R. K. Gierisch 1968-10-3 5 Plumas Crocker Guard Station horse pasture. 1737 Comment
  JEPS96045  Carex pellita Vernon H. Oswald and Lowell Ahart 1996-8-14 8154 Plumas on La Porte-Quincy Rd. 3.1 mi n road to Johnsville (ne of La Porte, 1.0 mi s of South Fork of the Feather River); northern High Sierra Nevada 1920 Comment
  SEINET13697562  Carex praegracilis W. Harnach 2004-5-15 1186 Plumas Sierra Valley, 1.75 miles south of Hwy 70 on Co. Rd. A-24, at the corrals 1487 Comment
  UCD108012  Carex raynoldsii Tim Kuhn 2006-7-10 61 Plumas on Plumas NF forest service road 107407. Comment
  CAS-BOT-BC118132  Carex rossii John Thomas Howell 1960-7-17 35490 Plumas Drakesbad 1828 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
  CAS-BOT-BC118135  Carex rossii John Thomas Howell; R. C. Barneby 1954-5-14 29556 Plumas 2 mi E of Blairsdan 1493 Comment
  RSA0079805  Carex rossii John Thomas Howell 1960-7-17 35490 Plumas Drakesbad. Lassen Volcanic National Park. 1677 Comment
  SEINET3144236  Carex scopulorum var. bracteosa E. K. Balls 1950-9-1 15597 Plumas E of Long Lake 2103 Comment
  CAS-BOT-BC117520  Carex sheldonii L. P. Janeway 1991-8-4 4125 Plumas Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi W of road to Bagley Pass, 1691 Comment
  CHSC60505  Carex sheldonii L. P. Janeway 1992-6-4 4210 Plumas Plumas National Forest. South side of road to Plumas-Eureka State Park (Rd 506) across from turn to Plumas Pines; 1/2 mi west of Mohawk, 1/4 mi west of Middle Fork Feather River. 1341 Comment
  CAS-BOT-BC117739  Carex simulata John Thomas Howell 1960-7-19 35648 Plumas Wet slope near hot springs, Drakesbad. 1828 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
  JEPS115921  Carex specifica Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16207 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CAS-BOT-BC117369  Carex stipata var. stipata John Thomas Howell 1962-6-17 37654 Plumas Butterfly Valley. 1036 Comment
  CAS-BOT-BC117370  Carex stipata var. stipata John Thomas Howell 1976-7-15 51845 Plumas Snake Lake, ca 4 mi NW of Quincy 1219 Comment
  CHSC63484  Carex straminiformis Lowell Ahart 1994-7-20 7480 Plumas North of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 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-BC114997  Carex subfusca John Thomas Howell 1951-6-28 27651 Plumas Johnsville 1584 Comment
  CDA14577  Carex subfusca G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3058 Plumas Headwaters of S Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC105835  Carex subfusca Lowell Ahart 2010-7-27 16926 Plumas On the north side of the paved road, about 1/2 mile north of Goat Mountain, about 3 miles (air) northeast of La Porte. 1680 Comment
  JEPS110429  Carex subfusca Lowell Ahart 2006-7-9 12923 Plumas Small seep in a small open area in brush, about 10 yards N of the paved basalt road, about 3 3/4 miles (air) NW of Tamarack Flat, about 5 3/4 miles (air) NW of Little Grass Valley Reservoir. 1678 Comment
  JEPS115917  Carex subfusca Lowell Ahart, John Dittes 2009-7-27 16171 Plumas On damp to dry soil, on the south end of a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  JEPS28346  Carex subfusca George W. Gillett 1957-7-19 849 Plumas about 1 1/4 mi above Devil's Kitchen (trail to Sifford Lakes); Lassen Volcanic National Park 2057 Comment
  CAS-BOT-BC115981  Carex subfusca L. P. Janeway; Jim Battagin; Rob Russell 1993-8-4 4490 Plumas Along Dolly creek at upper portion of the Walker Mine tailings. Mt. Ingalls quad. 1749 Comment
  CDA33154  Carex subfusca G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3299 Plumas On Diamond Mountain Road, 0.5 mile southwest of Engle Mine townsite. Comment
  CHSC118783  Carex subfusca Wendy L. Boes; Jim Battagin 2015-5-12 2015 001 B Plumas Plumas National Forest. Between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. (UTM 652180 E, 4433328N, NAD83 Zone 10N). 792 Comment
  SEINET10750063  Carex subfusca David Castaner 1984-5-28 Castaner 8055 Plumas 1.8 miles west of Greenhorn Creek. Along Highway 70. Comment
  SEINET7577155 Image available Carex subfusca John Thomas Howell, T. C. Fuller; G. D. Barbe 1981-6-24 54237 Plumas About 4 miles southeast of Mt. Hough on the road to Quincy. 1646 Comment
  SEINET7577208 Image available Carex subfusca John Thomas Howell, T. C. Fuller; G. D. Barbe 1981-6-22 54116 Plumas 10.6 miles northeast of La Porte on road to Quincy. 1890 Comment
  CAS-BOT-BC115414  Carex utriculata L. P. Janeway 1991-8-4 4128 Plumas Meadow along Road 111 (Beckwourth-Genesse Rd) 1.1 mi W of road to Bagley Pass. 1691 Comment
  CHSC74138  Carex utriculata B. Castro; L. Gehrung 1996-8-8 708 Plumas Ca 3 air mi S of Bucks Lake, 100 ft E of USFS Rd 23N18, ca 0.5 mi S of the serpentine outcrop at jcn of Rds 23N18, 15, and 69. In a small meadow at northern branch of headwaters of East Branch Coldwater Creek. 1767 Comment
  JEPS28348  Carex utriculata George W. Gillett 1957-7-18 837 Plumas marsh on n end of Willow Lake Lassen Volcanic National Park, Willow Lake 1661 Comment
  CHSC47147  Carex whitneyi L. P. Janeway 1989-6-12 3299 Plumas Plumas National Forest. Slope on south side of Red Clover Valley. 1737 Comment
  CAS-BOT-BC114940  Carex whitneyi Mrs. H. C. Cantelow 1938-7-4 2278 Plumas Meadow at Drakesbad. Comment
  CHSC102068  Castilleja applegatei subsp. pinetorum Lowell Ahart; John Dittes 2009-7-15 16095 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  CHSC24438  Castilleja applegatei subsp. pinetorum D. E. Brink Jr.; L. M. Mayer 1975-7-8 Plumas Found in the north part of the section along the roadside above Lower Bucks Lake. Comment
  CHSC65511  Castilleja applegatei subsp. pinetorum L. P. Janeway 1995-7-29 4884 Plumas Along Pipeline Road about 0.7 mi northeast of Camp Rogers Saddle. On the mid- to upper-slope between Rodgers Flat on the North Fork Feather River and Bald Eagle Mountain. 1609 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
  JEPS3800  Castilleja applegatei subsp. pinetorum John Thomas Howell 1926-7-24 2101 Plumas near Prattville 1463 Comment
  JEPS81449  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-14 4832 A Plumas ca 3 air mi w Indian Falls on Hwy. 89 (along 26N58, on s side of Bullfrog Ravine); Almanor SE Quad., Bullfrog Ravine 1645 Comment
  JEPS9784  Castilleja applegatei subsp. pinetorum W. L. Jepson 1910-6-5 4060 Plumas near Big Meadows 1371 Comment
  UC1012477  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jun 10 1940-Jun 11 1940 25800 Plumas e of Almanor (Route 89) 1493 Comment
  UC170956  Castilleja applegatei subsp. pinetorum H. M. Hall 1912-7-24 9368 Plumas Willow Creek; Sierra Nevada Mountains 1249 Comment
  CHSC63175  Castilleja arachnoidea Lowell Ahart 1994-7-7 7471 Plumas On the morth side of the Pacific Crest Trail, about 1 mile west of Pilot Peak, about 1/4 mile east of Quincy La Porte Road. 1950 Comment
  CHSC110003  Castilleja lacera B. Castro; L. P. Janeway 2006-6-4 1539 Plumas Northern High Sierra Nevada. Along the new dirt road from Squaw Valley to McReynolds Valley, 0.3 mi S of Squaw Valley Road/USFS Rd 28N01 (and Squaw Valley). 1703 Comment
  UC1551951  Castilleja lacera Lyman Benson 1949-6-21 13741 Plumas 1 mi w Lake Almador Inn (Feather River drainage); Cascade Range, Feather River 1341 Comment
  UCD23342  Castilleja linariifolia E. W. Jameson 1949-5-6 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  CAS-BOT-BC254071  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-15 8846 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CDA13979  Castilleja miniata subsp. miniata G. F. Hrusa 1996-8-2 13443 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Uppermost spring forming trib. of Squirrel Creek. Comment
  CHSC102002  Castilleja miniata subsp. miniata L. P. Janeway; B. Castro 2009-8-29 9933 Plumas Northern High Sierra Nevada.Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  CHSC20985  Castilleja pilosa F. T. Griggs; A. Pass 1975-7-16 197 Plumas N. shore of Lower Buck's Lake. Comment
  JEPS81448  Castilleja pilosa M. S. Taylor 1982-5-28 4558 Plumas ca 16 mi s Milford (Squaw Valley at jct of 26N70 and 28N01); Crocker Mt. Quad., Squaw Valley 1706 Comment
  CHSC42020  Castilleja tenuis Lowell Ahart 1986-7-25 5367 Plumas Along a small branch of Bird Creek, about 1/2 mile west of Monitor Fla, about 3 miles north-west of Pilot Peak. 1828 Comment
  CHSC97602  Castilleja tenuis Lowell Ahart; John Dittes 2007-6-16 14127 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
  JEPS115781  Ceanothus cordulatus Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15868 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  UC1070968  Ceanothus cordulatus G. Burks 1933-8-8 30 Plumas 4.5 mi e and 1 mi n cammel Peak; Bidwell Bar quad, Plumas National Forest 1706 Comment
  CAS-BOT-BC47863  Ceanothus cordulatus John Thomas Howell 1960-7-20 35741 Plumas Lassen Volcanic Nat'l Park, Boiling Springs Lake 1798 Comment
  CDA18681  Ceanothus cuneatus var. cuneatus G. D. Barbe, T. C. Fuller 1982-6-15 3721 Plumas Sierra Nevada; 1/4 miles below and north-northeast of Red Hill Summit, Plumas National Forest. 1859 Comment
  CAS-BOT-BC50730  Ceanothus integerrimus Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1585 Plumas Butterfly Botanical Area and Vicinity - Fern Glen 1112 Comment
  CAS-BOT-BC50769  Ceanothus integerrimus David D. Keck 1932-7-3 1648 Plumas Northern Sierra Nevada - Quincy - Hillside south of town (forested). 1188 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
  UC963886  Ceanothus integerrimus Milo S. Baker 1952-5-26 12471 Plumas Back of Cottages on Yellow Creek Feather River Canyon (Beldon) Comment
  JEPS48728  Ceanothus integerrimus John W. Duffield 1937-6-9 Plumas rd to Quincy 1097 Comment
  RSA60217  Ceanothus integerrimus var. puberulus E. K. Balls 1950-9-6 15691 Plumas 0.6 miles W of Spring Garden, betw Quincy and Portola, Hwy 24. 1220 Comment
  CAS-BOT-BC63330  Ceanothus prostratus Ella Dales Cantelow 1940-5-10 s.n. Plumas 2.5 mi. w. of Bucks Lake. Comment
  LA44961  Ceanothus prostratus Carl Epling; 1938-6-14 sn Plumas near Prattville Comment
  UC917252  Ceanothus prostratus J. M. Tucker 1948-7-25 1747 Plumas ca 3/4 mi w of mine United Mining Co. (sw side of Camel's Peak); sw side of Camel's Peak Comment
  UCD169236  Ceanothus prostratus S. L. Welsh; N. D. Atwood 2001-6-13 28132 Plumas Red Clover Valley, ca 12 miles north of Beckwourth. 1678 Comment
  SEINET215122  Ceanothus prostratus J. Arthur 1966-5-10 56 Plumas State Hwy 89 ca. 3 miles beyond Sierra Valley between Quincy and Truckee 1372 Comment
  CAS-BOT-BC52163  Ceanothus pumilus Walter Knight; Irja Knight 1969-6-26 2419 Plumas Summit of Red Hill 1934 Comment
  CHSC46654  Ceanothus velutinus Lowell Ahart 1989-7-2 6345 Plumas On the north-west side of Pilot Peak, about 10 miles north-east of La Porte. 2194 Comment
  JEPS28668  Ceanothus velutinus George W. Gillett 1957-7-23 892 Plumas summit of Mt. Harkness Lassen National Volcanic Park 2446 Comment
  SD7226  Ceanothus velutinus Daniel Cleveland 1884-6-6 Plumas Big Meadows Comment
  JEPS48726  Ceanothus velutinus var. velutinus John W. Duffield 1937-6-5 Plumas Valley Creek Comment
  SEINET10473681  Centaurea cyanus Mary Susan Taylor 1982-6-24 Taylor 4751 Plumas T24N R9E ne/ne sec 15. Quincy quad. N side of ridge at entrance to Gansner Park from Hwy 70, Quincy. Open bare rdcut. 3500 ft. 1069 Comment
  CAS-BOT-BC277220  Centaurea solstitialis E. K. Balls 1950-8-31 15525 Plumas Hwy 24, 1 mi. n. of Spanish Creek, just north of Quincy 1097 Comment
  UC726321  Cerastium arvense A. A. Heller 1942-5-8 16452 Plumas 3 mi. w. Belden Comment
  CAS-BOT-BC388205  Cerastium fontanum subsp. vulgare John Thomas Howell 1951-6-28 27673 Plumas Jamison Creek 1584 Comment
  SEINET10535918  Ceratophyllum demersum Mary Susan Taylor 1981-9-3 Taylor 4267 Plumas California: T26N R9E nw1/4 of sw1/4 sec 15. Greenville SW quad. N tip of Round Valley Reservoir by road 204, ca. 3 air mi S of Greenville. Plumas County. 4500 ft. 1372 Comment
  SD144528  Ceratophyllum demersum Robert J. Weatherby 1950-7-21 1479 Plumas Feather River Canyon, near Twain, at China Bar Resort 669 Comment
  CHSC80801  Chaenactis douglasii var. douglasii Lowell Ahart 2001-7-17 8930 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC66351  Cheilanthes covillei John Thomas Howell 1967-6-22 42659 Plumas near mouth of Chambers Creek, Canyon of the Feather River North Fork 609 Comment
  UC1075642  Cheilanthes gracillima Robert J. Weatherby 1950-8-11 1514 Plumas just below abandoned lookout station Mt Elwell 2377 Comment
  UC1242065  Cheilanthes gracillima Don Branscomb 1958-7-19 Plumas ne of Lake Basin Recreation Area; Eureka Peak area 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
  RSA718946  Chenopodium strictum var. glaucophyllum L. Ahart 2006-10-8 13391 Plumas North side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek. 623 Comment
  SEINET10449190  Chimaphila menziesii Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4015 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
  JEPS115093  Chimaphila umbellata Lowell Ahart, John Dittes 2009-7-14 16066 Plumas On dry soil, on the both sides of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1677 Comment
  CAS-BOT-BC452233  Chimaphila umbellata Anna Head 1920-8-3 s.n. Plumas Gray Eagle Falls, Feather River Region 1828 Comment
  CAS-BOT-BC452239  Chimaphila umbellata Alice Eastwood 1927-6-15 14599 Plumas Forest Lodge near Greenville, US Forest Reserve Comment
  CAS-BOT-BC452247  Chimaphila umbellata David D. Keck 1932-7-3 1636 Plumas Northern Sierra Nevada: Quincy; forest, to south of town 1065 Comment
  UC170976  Chimaphila umbellata H. M. Hall 1912-7-14 9390 Plumas Nelson Creek Sierra Nevada Mts., Nelson Creek 1432 Comment
  UC1135240  Chrysolepis sempervirens C. G. Albertus 1935-8-2 244 Plumas 3 mi ne Blue Nose; Plumas National Forest, Downieville Quad. 1828 Comment
  CAS-BOT-BC100818  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1961-9-25 36963 Plumas Portola 1478 Comment
  CHSC20992  Circaea alpina subsp. pacifica F. T. Griggs; A. Pass 1975-7-11 157 Plumas Buck's Lake. Comment
  JEPS116104  Circaea alpina subsp. pacifica Lowell Ahart, John Dittes 2009-7-28 16197 Plumas On wet soil and humus, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  JEPS96042  Circaea alpina subsp. pacifica Vernon H. Oswald and Lowell Ahart 1996-8-14 8152 Plumas n.e. La Porte (on La Porte-Quincy Rd. 3.1 mi. n. of rd. to Johnsville, 1.0 mi. s. of S. Fork Feather R.); n. High Sierra Nevada 1920 Comment
  SEINET7451057 Image available Cirsium andersonii A. A. Heller, P. B. Kennedy 1907-7-18 8881 Plumas Grade between Beckwith (Beckwourth) and Red Clover Valley. Comment
  CAS-BOT-BC284419  Cirsium arvense John Thomas Howell 1961-9-23 36833 Plumas Indian Valley, Sierra Nevada 1082 Comment
  CHSC107915  Cirsium arvense L. P. Janeway; Melanie Williams 2011-9-1 10715 Plumas Northern High Sierra Nevada. Plumas National Forest; along Kenzie Ravine 1.1 km east of Little Grass Valley Reservoir, 35 m upstream from Silvertip road crossing; 2.0 air km north of Goat Mountain. 1573 Comment
  CHSC97117  Cirsium arvense Lowell Ahart; Josephine Guardino 2007-7-20 14335 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC284413  Cirsium arvense Lowell Ahart 1981-9-6 3102 Plumas 1 1/2 miles SW of Crescent Mills, Sierra Nevada 1200 Comment
  CAS-BOT-BC290606  Cirsium arvense Peter Rubtzoff 1978-8-4 9244 Plumas West side of Highway 89, 0.2 miles north of Spanish Creek crossing (ca. 0.75 miles north of Quincy). Comment
  CAS-BOT-BC278027  Cirsium cymosum John Thomas Howell; R. C. Barneby 1954-5-14 29554 Plumas Dilleker [Delleker], just west of Portola 1469 Comment
  JEPS95069  Cirsium occidentale var. candidissimum Vernon Oswald and Lowell Ahart 1997-9-18 8874 Plumas 4 air mi w of Caribou on Forest Road 26N25 to Mosquito Creek (2.3 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 1383 Comment
  RSA0070696  Cirsium occidentale var. candidissimum E. K. Balls 1950-9-6 15696 Plumas Jackson Creek Public Camp, Middle Fork Feather River, off Hwy. 24, east of Quincy. 1402 Comment
  JEPS30733  Cirsium occidentale var. venustum T. Mosquin 1958-6-1 3138 Plumas Feather River Comment
  SEINET13351416 Image available Cirsium ochrocentrum T. C. Fuller 1963-8-28 11173 Plumas Roadside, Loyalton-Vinton Hwy just N. of Plumas Co. line Comment
  CAS-BOT-BC286360  Cirsium scariosum John Thomas Howell 1951-6-29 27736 Plumas Near Spring Garden Comment
  CDA18077  Cirsium scariosum var. americanum B. Villegas 1999-7-8 s.n. Plumas Frenchman's Lake. 0 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-BC228898  Cistanthe umbellata Lloyd W. Swift 1932-7-11 65 Plumas Plumas National Forest. Tamarack R.S. 1706 Comment
  CHSC37294  Clarkia lassenensis M. S. Taylor 1982-6-3 4607 Plumas NE side of Spring Garden Overpass, 7.5 mi se of Quincy. 1219 Comment
  CAS-BOT-BC163269  Clarkia mildrediae subsp. lutescens L. P. Janeway 1995-7-29 4881 Plumas Along Oroville-Quincy Hwy 0.9 mi west of Grizzly Creek 1621 Comment
  CHSC2428  Clarkia mildrediae subsp. mildrediae R. Carter 1965-6-18 237 Plumas Found in Feather R. Canyon along N side of Hwy. 40A, 20' E of Rock Creek power house. 640 Comment
  RSA0059905  Clarkia mildrediae subsp. mildrediae L. P. Janeway 1995-7-29 4882 Plumas Along Pipeline Road 3.3 miles NW of Lower Bucks Lake Dam. 1585 Comment
  HSC101679  Clarkia rhomboidea Dillon North Davis 2013-5-28 8 Plumas 4.1 miles south on FS Road 25N17 from intersection with Highway 70, ~ 400 m northwest of hairpin turn. 1520 Comment
  CDA38040  Clarkia rhomboidea T. C. Fuller 1958-7-7 1914 Plumas 3 miles west of Virgilia. 0 Comment
  RSA108408  Clarkia rhomboidea Harlan Lewis, M. Lewis, F. Vasek 1950-6-30 747 Plumas Highway 24, 2.65 mi. S of Yellow Creek Bridge on Feather River. Comment
  CAS-BOT-BC165389  Clarkia stellata A. A. Heller; P. B. Kennedy 1907-7-9 8813 Plumas Prattville Comment
  CHSC101773  Clarkia stellata Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15865 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC117486  Clarkia stellata Lowell Ahart 2016-6-29 21072 Plumas Top and southwest part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC74104  Clarkia stellata B. Castro 1998-7-28 816 Plumas Ca 2 mi SW of La Porte and 0.6 mi E of American House, on S-facing slope E of the La Porte Rd. On roadcut edge within 15 ft of main road, and also in opening ca 120 ft to the S. 1508 Comment
  CDA19228  Claytonia lanceolata G. D. Barbe, T. C. Fuller 1982-6-17 3803 Plumas Plumas National Forest; Lakes Basin Campground, 7.5 mi S of Hwy 89. 1950 Comment
  CHSC11357  Claytonia lanceolata Lowell Ahart 1970-6-25 Plumas Six miles N.W. of La Porte. 1828 Comment
  CHSC65112  Claytonia lanceolata Vernon H. Oswald; Lowell Ahart 1995-7-24 7108 Plumas Caribous Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. To Beauty lake. Common on forest floor all along the trail. 1950 Comment
  SD8149  Claytonia lanceolata Mrs. R. M. Austin 1880-1 Plumas Big Meadows 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
  CHSC53219  Collinsia parviflora L. P. Janeway 1989-6-13 3302 Plumas Plumas National Forest. Forest on southerly side of Red Clover Valley. 1699 Comment
  HSC20613  Collinsia parviflora R. J. Vernimen 1963-5-4 48 Plumas 7 mi. S of Lake Almanor on Hwy. 89 1372 Comment
  CHSC21191  Collinsia torreyi F. T. Griggs; A. Pass 1975-7-10 148 Plumas Buck's Lake Forest Service Survey. Comment
  RSA88415  Collinsia torreyi J. T. Howell 1951-6-28 27703 Plumas Eureka Peak. 2195 Comment
  SEINET10548322  Collinsia torreyi Mary Susan Taylor 1982-6-17 Taylor 4690 Plumas T23N R11E sw/nw sec 17. Blue Nose Mt quad. S side of 23N44Y, 0.2-0.3 mi w of its jct with 23N50Y-Bell Bar Cr Rd, ca, 2 air mi sw of Sloat. Elev 4900 ft. 1493 Comment
  JEPS25045  Collinsia torreyi var. torreyi Mrs. Mabel Dopplmaier 1949-6-18 Plumas Johnsville Comment
  CDA25619  Collomia linearis D. G. Kelch, A. R. Smith, A. G. Murdock, Ruth Kirkpatrick 2006-6-2 06 .305-B Plumas Above Little Grass Lake on West side. Comment
  POM161586  Collomia tinctoria R. C. Bacigalupi 1927-7-11 1702 Plumas Grassy Lake Meadows. Golden Lake Region. 1890 Comment
  CHSC54414  Comarum palustre Vernon H. Oswald 1991-7-17 4748 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1828 Comment
  SEINET12326108  Comarum palustre W. Knight, Knight, I. 1983-1 4925 Plumas on road between Chester & Drakesbad in Warner Valley 1570 Comment
  SEINET10470004  Corallorhiza maculata Lowell Ahart, Peter Ahart 1984-6-21 Ahart 4719 Plumas About 1 mi N of Turkeytown, along a dirt rd that cuts W to Hopkins Creek, not the road that will take you west to Onion Valley, ca. 2 mi NW of Blue Nose Mt, ca. 15 mi NE of LaPorte; Red Fir For. 200 Comment
  HSC22911  Cordylanthus pilosus John Pratt 1970-7-11 72 Plumas 1677 Comment
  CHSC35284  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1981-8-20 4229 Plumas At jct rds 26N18, 26N92, and 27N92, ca 1/2 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  RSA59282  Cordylanthus tenuis subsp. tenuis E. K. Balls 1950-9-4 15574 Plumas Behind Feather River Experiment Station, Hwy 24, 4 miles north of Quincy. 1098 Comment
  CHSC77062  Cordylanthus tenuis subsp. viscidus L. P. Janeway 1996-8-9 5064 Plumas At eastern end of Red Mountain, about 2 mi south of Haskins Valley; on west side of Road 18 at junction with Road 23N69. 1792 Comment
  RSA0091948  Cornus nuttallii Bonnie C. Templeton 1968-1 11286 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC210300  Cornus sericea Anna Head 1920-1-1 s.n. Plumas Feather River Region Comment
  CAS-BOT-BC210306  Cornus sericea Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC210313  Cornus sericea Anna Head 1920-6-10 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CAS-BOT-BC210319  Cornus sericea John Thomas Howell 1976-7-15 51858 Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  CAS-BOT-BC210322  Cornus sericea David D. Keck 1932-7-3 1654 Plumas South of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC210325  Cornus sericea Ira L. Wiggins 1948-9-15 12057 Plumas Between canyons of Onion Creek and Middle Fork of the Feather River Comment
  UCD117305  Cornus sericea June McCaskill 1954-5-31 327 Plumas State Highway 89, 2.6 miles north of Greenville. Comment
  CAS-BOT-BC210502  Cornus sericea subsp. occidentalis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2447 Plumas Butterfly Botanical Area and Vicinity. From vicinity of mouth of Butterfly Creek 883 Comment
  CHSC84425  Cornus sericea subsp. sericea Lowell Ahart 2003-8-13 10505 Plumas On the west side of Hopkins Creek, about 10 yards south of where Hopkins Creek forks, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain, about 10 1/2 miles (air) northeast of La Porte. 1524 Comment
  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
  SEINET10453356  Cornus stolonifera Mary Susan Taylor 1981-7-17 Taylor 4028 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
  POM97818  Corydalis caseana R. M. Austin 1876-07 11 Plumas Mill Creek Comment
  UC338307  Corydalis caseana subsp. caseana unknown 1889-5-28 Plumas Mohawk Valley Comment
  CAS-BOT-BC141573  Crataegus douglasii John Thomas Howell 1973-7-9 49710 Plumas Crescent Mills - Sierra Nevada 1066 Comment
  UC567038  Crepis acuminata E. Sawyer 1935-7-1 270 Plumas 0.6 mi ne Chases; Downieville Quadrangle 1706 Comment
  CAS-BOT-BC376523  Crepis bakeri subsp. cusickii W. Harnach; N. Harnach 1990-5-6 277 Plumas Sierra Valley. Karen and Lynn Jenson home 1508 Comment
  SEINET10474583  Crepis bakeri subsp. cusickii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3855 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
  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
  POM17470  Crepis intermedia Mary E. P. Ames 1891-06 s.n. Plumas Taylorsville, Indian Valley; American River Hills, near Auburn Comment
  UC346535  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-23 181 Plumas about 2 or 3 mi e Meadow Valley (along hwy to Quincy) Comment
  RSA641873  Crepis modocensis subsp. subacaulis Michael A. Vincent 1999-6-7 8534 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  JEPS103545  Crepis occidentalis Lowell Ahart 2002-6-26 9773 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  UC567039  Crepis occidentalis E. Sawyer 1935-6-1 51 Plumas 1 3/4 mi ne Hawks; Sierraville Quadrangle 1524 Comment
  UC345560  Crepis occidentalis E. B. Babcock 1928-6-15 157 Plumas Feather River Inn golfcourse; near hwy Comment
  SEINET10475129  Crepis occidentalis subsp. occidentalis Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3875 Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  CAS-BOT-BC290806  Crepis occidentalis subsp. pumila Anna Head 1921-7-20 s.n. Plumas Round Lake, Feather River Region 2011 Comment
  CAS-BOT-BC290855  Crepis pleurocarpa Alice Eastwood 1912-8-22 1902 Plumas Battle Creek Meadows, Lassen Butte Region Comment
  CAS-BOT-BC376473  Crepis pleurocarpa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54307 Plumas East side of Indian Valley just north of Taylorsville 1112 Comment
  CDA14042  Crepis pleurocarpa G. F. Hrusa, T. D. Wilfred 1996-8-1 13414 Plumas Sierra Nevada; approx. 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas NF. Comment
  CHSC80803  Crepis pleurocarpa Lowell Ahart 2001-7-19 8937 Plumas Steep slope, on the east side of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  UC346538  Crepis pleurocarpa E. B. Babcock and M. Navashin 1928-6-23 180 Plumas nr. hwy about 5 mi w Blairsden Comment
  CAS-BOT-BC190199  Crypsis vaginiflora John Thomas Howell 1959-9-26 35058 Plumas Sierra Nevada. Near Virgilia. 838 Comment
  CHSC21510  Cryptantha affinis L. Mayer; D. Brink 1975-7-29 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC89809  Cryptantha affinis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3209 Plumas Sierra Nevada. 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  JEPS115791  Cryptantha affinis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15858 Plumas Northwest of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  SEINET12514865  Cryptantha affinis T. S. Brandegee 1892-7-4 s.n. Plumas Prattville. Comment
  UC1552752  Cryptantha affinis Frederica Bowcutt 1985-6-6 538 Plumas about 15 air mi ne Quincy (0.2 mi se of Drum Bridge, immed n of Red Clover Creek and Beckwourth Genesee Road); Plumas National Forest Comment
  UC78402  Cryptantha affinis T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  OBI20690  Cryptantha affinis Lewis S. Rose 1967-7-11 67162 Plumas Mt Hough Rd, 6 mi N of Quincy jctn 1707 Comment
  SEINET12564967  Cryptantha simulans A. A. Heller, P. B. Kennedy 1907-7-9 8776 Plumas Prattville. Comment
  RSA95526  Cryptantha simulans J. T. Howell 1951-6-27 27572 Plumas Johnsville; Sierra Nevada 1585 Comment
  CHSC89808  Cryptantha torreyana G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3216 Plumas Sierra Nevada. 1.0 mile south of junction of Mt Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  SEINET10870093  Cryptantha torreyana Mary Susan Taylor 1982-9-8 Taylor 5116 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CHSC10675  Cryptogramma acrostichoides Lowell Ahart 1968-6-29 Plumas Five miles N. E. of La Porte. 1371 Comment
  SEINET10546824  Cuscuta Mary Susan Taylor 1982-8-4 Taylor 4922 A Plumas T25N R10E nw/sw sec 22. Greenville SE quad. Along spur rd off Mt Hough Rd (403), ca. 200 ft. e of Tollhouse Creek, ca. 2 mi nw of Taylor Rock, ca. 6 mi ne of Quincy. 5800 ft. 1768 Comment
  UCD126251  Cuscuta californica John Thomas Howell 1960-7-18 35606 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC224544  Cuscuta californica John Thomas Howell; G. D. Barbe; T. C. Fuller 1981-6-26 54407 Plumas South end of Walker Plain near Buckeye. About 8 miles southwest of Bucks Lake on road to Oroville 1524 Comment
  RSA795636  Cuscuta californica var. breviflora L. Ahart 2011-9-20 17679 Plumas Along the poor dirt road on the north side of Pilot Peak, about 9 air miles northeast of La Porte. 2073 Comment
  CHSC57278  Cuscuta californica var. californica L. P. Janeway 1984-9-1 1129 Plumas Lakes Basin Recreation Area. Slope above Mud Lake. 2072 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
  HSC93210  Cuscuta occidentalis Vernon H. Oswald, L. Ahart 1996-8-14 8150 Plumas NE of La Porte-Quincy Rd. 0.9 mi. N of the road to Johnsville (0.9 mi. N of the Sierra Co. 2 mi. post); high Sierra Nevada 1890 Comment
  CHSC94914  Cusickiella douglasii L. P. Janeway; B. Castro 2006-6-4 8666 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  SD7704  Cycladenia humilis var. humilis R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC110267  Cymopterus terebinthinus var. californicus L. P. Janeway 2012-6-2 10850 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  JEPS102381  Cynoglossum officinale Lowell Ahart 2001-7-17 8910 Plumas about 2 1/2 air mi N of Humboldt Summit (E of a small branch of Butt Creek, sides of a poor logging road) 1828 Comment
  CAS-BOT-BC190356  Cynosurus echinatus John Thomas Howell 1967-6-22 42656 Plumas Sierra Nevada. Canyon of the Feather River North Fork. Near mouth of Chambers Creek. 609 Comment
  CAS-BOT-BC114055  Cyperus squarrosus John Thomas Howell 1960-7-21 35813 Plumas Moist open slope near Terminal Geyser. 1828 Comment
  CAS-BOT-BC114125  Cyperus squarrosus Lowell Ahart 1985-8-1 30152 A Plumas Antelope Reservoir, on silty soil. 1584 Comment
  CAS-BOT-BC494112  Cyperus squarrosus W. Harnach; N. Harnach 2000-8-2 969 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC136514  Cypripedium montanum Margaret Williams 1962-6-10 s.n. Plumas Field redacted by CAS, contact the data manager for more information Comment
  CHSC44604  Cystopteris fragilis Vernon Oswald 1983-8-17 1002 Plumas Pacific Crest Trail ca. 2500 ft e of Humboldt Summit. 2011 Comment
  JEPS114953  Cystopteris fragilis Lowell Ahart 2008-7-16 15090 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  SD9848  Cystopteris fragilis Mrs. R. M. Austin 1876-1 Plumas Comment
  SEINET10572775  Cystopteris fragilis Melvin L. Conrad, Douglas G. LeDoux 1973-6-5 Conrad 7055 Plumas On loose rocky, N-facing roadside bank, 5.2 mi W of Jct of Hwy 70 and Meadow Valley Road in Quincy. 1219 Comment
  JEPS62351  Cystopteris fragilis James W. Daly 1937-5-24 Plumas near Quincy Q Comment
  UC123018  Cystopteris fragilis Mrs. R. M. Austin June 1874 306 Plumas Rocky Bluff, Black Hawk Creek Comment
  CAS-BOT-BC189788  Dactylis glomerata Javier Penalosa 1962-6-19 2501 Plumas Highway 40-89, +-6.2 miles southeast of Quincy. 1097 Comment
  JEPS115893  Dactylis glomerata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16132 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
  UC1130602  Damasonium californicum E. Sawyer 1935-6-28 258 Plumas 5 mi. s.-s.e. The Buttes; Sierraville Quad. Comment
  CAS-BOT-BC445533  Damasonium californicum Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC186623  Danthonia californica Walter Knight; Irja Knight 1966-6-18 1376 Plumas Butterfly Valley 1036 Comment
  CHSC44558  Danthonia californica var. americana Lowell Ahart 1977-8-2 1532 Plumas In a meadow and east of the county road, about 2 miles south-west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  UCD60723  Danthonia californica var. americana R. Tofsrud 1948-7-23 Plumas 1.5 mi N of Quincy off Hwy 24-89. Comment
  UCD61020  Danthonia californica var. americana A. A. Beetle 1941-6-28 2772 Plumas West side of Lake Almanor. 1828 Comment
  CHSC91832  Danthonia unispicata G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3136 Plumas Sierra Nevada. 3.25 mi west of Round Valley Reservoir Dam; 0.25 mi east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  UCD61298  Danthonia unispicata A. A. Heller; P. B. Kennedy 1907-7-5 8705 Plumas Hills above Red Clover Valley. Comment
  UCD61323  Danthonia unispicata P. B. Kennedy; A. A. Heller 1907-7-3 8705 Plumas Hills above Red Clover Valley. Comment
  JEPS34397  Darlingtonia californica Rimo Bacigalupi, and P. C. Hutchison, J. K. Wright 1963-6-1 8873 Plumas ca. 1.5 mi. w. Keddie (hanging bog above and n.w. of Butterfly Valley) 1158 Comment
  SJSU4490  Darlingtonia californica Lewis S. Rose 1968-6-11 68105 Plumas Butterfly Valley, 4 mi S of Keddie 1036 Comment
  UCD119085  Darlingtonia californica Barry Rice 2011-7-27 BR 110716 Plumas location unknown. 1590 Comment
  SEINET12007450  Darlingtonia californica C. C. Parry, Lemmon, J. G. 1876-1 s.n. Plumas Butterfly Valley, N.E. California Comment
  SEINET12007451  Darlingtonia californica C. C. Parry, Lemmon, J. G. 1876-1 s.n. Plumas Butterfly Valley, N.E. Cal Comment
  CAS-BOT-BC420649  Darmera peltata Walter Knight; Irja Knight 1966-9-12 1747 Plumas Mouth of Butterfly Creek. 1036 Comment
  CHSC61239  Darmera peltata K. B. McShea 1992-4-5 2 Plumas Ca 7 mi s of Jct of Hwy 89 and Hwy 70 and 50 yds w, 17 mi se of Quincy. Comment
  JEPS113920  Delphinium William Harnach 2006-5-29 1228 Plumas Sierra Valley 0.5 miles south of Hwy 70, on A-23, west at R/R crossing, then 1.5 miles along road. Comment
  RSA39893  Delphinium andersonii P. A. Munz 1947-5-16 11836 Plumas 8 miles north of Chilcoot. 1524 Comment
  CAS-BOT-BC8912  Delphinium depauperatum Mrs. H. C. Cantelow 1938-7-4 2304 Plumas Drakesbad Comment
  CHSC1450  Delphinium nudicaule R. Carter 1964-5-16 87 Plumas Feather R. ca. 1/4 mi. up E. side of Pauls Creek. 670 Comment
  CHSC97159  Delphinium nudicaule Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14009 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CAS-BOT-BC9859  Delphinium nudicaule Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1940 Plumas Mouth of Butterfly Creek. Butterfly Botanical Area 883 Comment
  UC972198  Delphinium nudicaule Milo S. Baker 1952-5-24 12457 Plumas upper end Pine Val. (Hwy 89) 914 Comment
  CAS-BOT-BC116116  Delphinium nuttallianum A. A. Heller 1913-6-13 10862 Plumas Near Quincy 1066 Comment
  CHSC107458  Delphinium nuttallianum Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-7-6 19 Plumas Northern High Sierra Nevada. 1.9 miles East of intersection of 22N60, 22N27, and Pacific Crest Trail, 500 ft downslope of 22N27 road. 1744 Comment
  CHSC46653  Delphinium nuttallianum Lowell Ahart 1989-7-2 6357 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
  CHSC57445  Delphinium nuttallianum L. P. Janeway; Garrett Gibson 1991-6-13 4007 Plumas Plumas National Forest. Ca 1/4 mi west-northwest of Claireville Flat, ca 1/2 mi southeast of Hwy 70 and Willow Creek. Edge of meadow. 1484 Comment
  CHSC60555  Delphinium nuttallianum L. P. Janeway 1992-5-14 4178 Plumas Plumas National Forest. Dotta Canyon; southwest side of Dotta Neck, 3.4 mi southeast from Beckwourth-Genesee Road. Meadow. 1716 Comment
  JEPS23629  Delphinium nuttallianum John W. Duffield 1937-5-27 Plumas Meadow Valley Comment
  CAS-BOT-BC116073  Delphinium nuttallianum Anna Head 1921-7-6 s.n. Plumas Trail up Bear Ridge, Feather River Region Comment
  CAS-BOT-BC116110  Delphinium nuttallianum Alice Eastwood 1927-6-17 14631 Plumas United State Forest Reserve, Long Valley Comment
  SD243405  Delphinium nuttallianum G. Douglas Barbe, T. C. Fuller 1982-7-16 3778 Plumas Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  CHSC52968  Deschampsia cespitosa subsp. cespitosa L. P. Janeway 1989-6-30 3437 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; enar the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  UCSB70492  Deschampsia cespitosa subsp. cespitosa Ahart, Lowell; Dittes, John; Guardino, Josephine 2009-7-29 Plumas South side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CAS-BOT-BC198153  Deschampsia danthonioides John Thomas Howell 1962-6-19 37864 Plumas 5.8 miles E of Beckwourth - Sierra Nevada 1493 Comment
  CAS-BOT-BC198159  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas West side of Lake Almanor. 1828 Comment
  CAS-BOT-BC198162  Deschampsia danthonioides Catherine Best 1979-6-6 s.n. Plumas On Highway 89, 2 miles west of spring Garden Comment
  CHSC60510  Deschampsia danthonioides L. P. Janeway 1992-6-4 4219 Plumas Plumas National Forest. On a gravel bar along northeast side of Middle Fork Feather River at mouth of Bonta Creek; below the Mohawk Ranger Station. 1316 Comment
  UCD61397  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas West side of Lake Almanor. 1828 Comment
  CDA13857  Deschampsia elongata G. F. Hrusa, T. D. Wilfred 1996-8-2 13463 Plumas Sierra Nevada; Volcanic slopes on E side of Fells Creek immed. upstream from USFS 23N22 crossing. Dry shade just above bank of Fells Creek. Bunching. Comment
  CHSC100380  Deschampsia elongata Lowell Ahart 2008-9-10 15369 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  CHSC24244  Deschampsia elongata K. R. Stern 1975-7-25 Plumas S end of Lake Almanor. Comment
  UCD63558  Deschampsia elongata Dean W. Taylor 1976-7-8 6184 Plumas About 1 mile north of Humboldt summit. 1798 Comment
  CHSC21103  Dicentra formosa F. T. Griggs; A. Pass 1975-7-1 8 Plumas East of Grizzly Creek. Comment
  UCR3552  Dicentra formosa Wm. Horn Jr. 1963-7-14 630714- 5 Plumas Northern Sierra Nevada Mtns, 1.75-2.0 mi west of Meadow Valley store on [S side of] Big Creek 1189 Comment
  CHSC48441  Dicentra pauciflora Vernon Oswald 1986-6-6 2094 Plumas LaPorte-Quincy Rd. 0.5 mi n of its jct. with the Pacific Crest Trail. 1950 Comment
  CHSC57821  Dicentra uniflora Vernon H. Oswald 1992-5-5 4931 Plumas Lassen Volcanic National Park. Hot Springs Creek ca. 0.5 mi upstream from the park boundary, between Camp Kelley and Drakesbad. 1630 Comment
  UC725429  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas near Gray's Flat (on the Feather River Highway) 868 Comment
  CAS-BOT-BC293001  Dieteria canescens M. S. Taylor 1982-8-17 5015 Plumas Mt Ingalls summit, ca. 9 air mi ne of Sloat 2551 Comment
  CHSC42036  Diplacus mephiticus Lowell Ahart 1986-7-25 5379 a Plumas Along the edge of a side road, north of Cleghorn Bar Road, about 1 and 3/4 miles north-west of Finger Board, about 4 1/4 miles north-west of Pilot Peak. 1828 Comment
  SJSU14322  Diplacus mephiticus N. A. Hopkins 1989-6-7 1526 Plumas c. 0.75 mi E of Dixie Valley 1920 Comment
  CHSC113875  Diplacus torreyi Lowell Ahart 2014-8-26 19785 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC20825  Diplacus torreyi K. R. Stern 1975-7-25 5836 Plumas N shore of Lake Almanor. 1371 Comment
  CHSC62591  Diplacus torreyi B. Castro 1987-6-21 131 Plumas E side of Little Grass Valley Reservoir. 1524 Comment
  UC336519  Disporum hookeri unknown July, 1875 Plumas Indian Valley 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
  UC1075814  Dodecatheon hendersonii E. K. Balls and L. W. Lenz 1955-5-14 20708 Plumas 1.5 mi n Greenville (along road to Lake Almanor, Hwy 89); n of Greenville, rd to Lake Almanor 1127 Comment
  RSA93300  Downingia bacigalupii J. T. Howell 1926-7-30 2166 Plumas Near Prattville on Lake Almonor Comment
  SEINET10873517  Downingia bacigalupii Mary Susan Taylor 1981-6-23 Taylor 3945 Plumas T23N R14E se/nw sec 27. Portola quad. Ramelli Ranch, along North Fork Feather River, ca. 1/4 mi S of Hwy 70, ca. 1 mi W of Beckwourth. 4900 ft elev. 1798 Comment
  UCD94978  Downingia bacigalupii Michael A. Vincent 1999-6-7 8539 Plumas Plumas National Forest; Beckwourth Ranger District. Along Rt. 23, just south of Rt. 70, southwest of Beckwourth. Comment
  UC397356  Draba verna Mrs. Jos. Clemens 1920-2-25 7000 Plumas Crescent Mills Comment
  JEPS21087  Draperia systyla F. W. Embree 1934-6-6 72 Plumas south slope of Bucks Mountain; Bidwell Bar Quad. 1524 Comment
  SBBG32360  Draperia systyla L. S. Rose 1967-7-9 Plumas Caribou, North Fk of Feather River 914 Comment
  UC570080  Draperia systyla F. W. Embree 1934-6-21 114 Plumas Penstocks, above Storie, Bidwell Bar Quad. 1478 Comment
  CDA14691  Draperia systyla G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3168 Plumas Dark Ravine Creek, 2.7 miles south of Dixie Canyon-Round Valley Road. 1524 Comment
  UCD99505  Drosera anglica Barry Meyers-Rice 1999-8-7 MR 990801 Plumas at Willow Lake. Comment
  UCD99508  Drosera anglica Barry Rice 2009-7-4 BR 090701 Plumas southwest of Longville. Comment
  UCD99520  Drosera filiformis Barry Rice 2004-9-1 BR 040901 Plumas in Butterfly Valley Botanical Area. Comment
  UC170942  Drosera rotundifolia H. M. Hall 1912-6-26 9277 Plumas Butterfly Valley Sierra Nevada Mountains 1097 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
  CHSC101785  Drymocallis glandulosa var. reflexa Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15864 -B Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CAS-BOT-BC159306  Drymocallis lactea var. lactea Lyman Benson 1932-7-29 3988 Plumas Buck Lake, Feather River watershed - Sierra Nevada 2133 Comment
  CHSC51512  Dulichium arundinaceum W. D. Dakan 1979-9-24 Plumas Plumas N.F. Camp Elwell. 1950 Comment
  CHSC72322  Dulichium arundinaceum L. P. Janeway 1998-9-10 6277 Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  UC1564757  Dulichium arundinaceum V. Oswald, L. Ahart and L. Hanson 1989-7-31 3901 Plumas 6.5 air mi n of La Porte (0.5 air mi w of Fowler Peak, at headwaters of Fowler (Slate) Creek); Fowler Creek 1670 Comment
  CHSC113604  Dysphania pumilio Lowell Ahart 2014-9-9 19840 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  JEPS122324  Dysphania pumilio Lowell Ahart 2014-9-9 19840 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 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
  JEPS122165  Elatine Lowell Ahart 2014-8-20 19710 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  SEINET10904442  Elatine Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5176 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
  CHSC81114  Elatine heterandra Lowell Ahart 2001-8-28 9206 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
  CHSC81169  Eleocharis acicularis Lowell Ahart 2001-8-29 9230 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CDA33193  Eleocharis acicularis var. occidentalis L. Ahart 2001-8-28 9195 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester Comment
  CHSC59833  Eleocharis bella L. P. Janeway 1992-9-10 4305 Plumas Plumas National Forest. Edge of Middle Fork Feather River 1.5 mi west of Beckwourth. 1481 Comment
  JEPS102767  Eleocharis bella Lowell Ahart 2001-9-24 9196 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  CHSC32854  Eleocharis engelmannii L. Ahart 1980-10-6 2677 Plumas On the floor of a hydraulic mine, ca. 1 mi s of La Porte. 1600 Comment
  UCD49722  Eleocharis engelmannii G. F. Hrusa 1992-10-8 10494 Plumas Mud flats at northeast corner of Snake Lake. Immediate end of vehicle access road. 1219 Comment
  CAS-BOT-BC113387  Eleocharis engelmannii var. detonsa Lewis Samuel Rose 1966-7-27 66069 Plumas Butterfly Valley, 3 mi W of Keddie, boggy meadows. 1066 Comment
  CHSC113863  Eleocharis engelmannii var. engelmannii Lowell Ahart 2014-9-9 19856 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
  CHSC80884  Eleocharis parishii Lowell Ahart; Vernon H. Oswald 2001-7-11 8890 Plumas Meadow, on the east side of the dirt road, about 1/4 mile northwest of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) northwest of Greenville. 1447 Comment
  CHSC81419  Eleocharis torticulmis Lowell Ahart 2001-9-18 9277 Plumas South of the Darlingtonia Bog and east of the dirt road, north of the Jeep Road to the pond, about 100 yards northwest of the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1104 Comment
  JEPS102295 Image available Eleocharis torticulmis L. P. Janeway and B. Castro 2000-7-3 6874 Plumas Sweetwater Meadow Butterfly Valley Botanical Area; Northern High Sierra Nevada 1177 Comment
  JEPS436  Elodea canadensis Rebecca M. Austin Aug 1896 573 Plumas Big Meadows 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
  CAS-BOT-BC227727  Elymus elymoides Clare B. Hardham 1975-8-2 20466 Plumas Black Mt. 2133 Comment
  UCD61648  Elymus elymoides subsp. brevifolius John Thomas Howell 1955-7-19 30780 -A Plumas Beckwourth. 1493 Comment
  CHSC87983  Elymus elymoides subsp. californicus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11162 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CHSC97467  Elymus elymoides subsp. californicus Lowell Ahart; John Dittes 2007-6-17 14196 Plumas West of Red Clover Creek, about 20 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CDA18576  Elymus glaucus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3304 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  SBBG553  Elymus glaucus A. A. Beetle 1941-6-28 2903 Plumas St Hwy 36, 10 mi W of Chester 1524 Comment
  UCD61899  Elymus glaucus G. L. Stebbins Jr. 1939-7-6 2906 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CAS-BOT-BC206518  Elymus glaucus subsp. glaucus John Thomas Howell 1959-9-26 35054 Plumas Near Virgilia - Sierra Nevada 841 Comment
  HSC8767  Elymus intermedius L. S. Rose 1968-6-10 68088 Plumas Quincy Meadow 1037 Comment
  CAS-BOT-BC228657  Elymus multisetus John Thomas Howell 1955-7-19 30779 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC204212  Elymus stebbinsii subsp. septentrionalis John Thomas Howell; Gordon H. True 1968-6-12 44561 Plumas Near Lewisia Rock in Feather River Canyon 609 Comment
  CAS-BOT-BC165928  Epilobium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54166 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  JEPS102797  Epilobium brachycarpum Lowell Ahart 2001-8-29 9254 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA252404  Epilobium brachycarpum Robert F. Thorne, C. W. Tilforth 1969-9-6 39230 Plumas S of Feather River, 1 mile SW of Beckwourth. 1357 Comment
  RSA59118  Epilobium brachycarpum E. K. Balls 1950-8-31 15522 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  UCD105282  Epilobium brachycarpum F. H. Bolster 1912-9-1 65 Plumas Tobin, Feather River Canyon. 381 Comment
  CHSC19717  Epilobium canum subsp. latifolium Lowell Ahart 1974-8-15 Plumas Found along road. Ca. 1/2 mi N of Nelson Creek in Section 36 near Zumwalt Flat. Ca. 11 mi s of Sloat. 1676 Comment
  CHSC4682  Epilobium canum subsp. latifolium R. Carter 1966-7-10 475 Plumas Found 2 mi. N of Bucks summit along W side of Oroville-Quincy Rd., on cliff above road. 1615 Comment
  SD7364  Epilobium canum subsp. latifolium Mrs. R. M. Austin 1879-1 Plumas American Valley Comment
  JEPS28613  Epilobium ciliatum subsp. ciliatum George W. Gillett 1957-7-17 798 Plumas moist gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  CHSC65343  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1995-10-1 7650 Plumas On the bottom of a pond, (reservoir dam washed out), Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC54530  Epilobium densiflorum Vernon H. Oswald 1991-8-8 4815 Plumas Lassen Volcanic National Park. Just north of the south boundary of the park at Willow Lake, where the trail to Terminal Geyser crosses Terminal Geyser Creek, ca. 3 miles (air) southeast of Drakesbad. On the bank of the creek. 1658 Comment
  CHSC91907  Epilobium densiflorum Lowell Ahart; Josephine Guardino 2005-8-9 12260 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
  SEINET12867922  Epilobium densiflorum A. Kowal, S. Batiuk 2011-9-1 NV 030 -635 Plumas Near administrative Office at Grizzly Creek Ranch. 1504 Comment
  CHSC113851  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2014-8-24 19796 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC21671  Epilobium glaberrimum subsp. glaberrimum D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake. Comment
  RSA715663  Epilobium glaberrimum subsp. glaberrimum L. Ahart, Josephine Guardino 2005-8-9 12292 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1598 Comment
  POM46380B  Epilobium hallianum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  RSA60114  Epilobium hallianum E. K. Balls 1950-9-2 15637 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley 2256 Comment
  UC1122530  Epilobium hallianum E. Sawyer 1935-7-9 282 Plumas 2 mi s Chases (Plot 211); Plumas National Forest, Downieville Quadrangle Comment
  CHSC97573  Epilobium torreyi Lowell Ahart; John Dittes 2007-6-17 14202 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
  SD46499  Epipactis gigantea Robert J. Weatherby 1955-8-4 1671 Plumas Common in clumps of sedges along river. No Ear Bar, Middle Fork, Feather River. 914 Comment
  SEINET10470021  Epipactis gigantea Mary Susan Taylor 1981-7-26 Taylor 4110 Plumas T26N R7E nw1/4 se1/4 sec. 33. Almanor SW. Quincy RD. N side of Caribou Rd., just E of where French Creek crosses, 4.4 mi NE of jct Caribou Rd and Hwy 70 near Beldon. 945 Comment
  CHSC66286  Equisetum arvense Lowell Ahart 1996-6-28 7686 Plumas About 1/2 mile south-west of the Feather Fork Mine, about 1 mile north-east of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1676 Comment
  UC60148  Equisetum arvense James G. Daly 1937-5-27 Plumas Grubstake Flats Meadow Valley Comment
  CHSC101460  Eremogone cliftonii L. P. Janeway; Duryea Delacrois, Dorothy Kieffer 2009-6-30 9832 Plumas Northern High Sierra Nevada. Top of ridge 1.9 air km northwest of and overlooking Middle Fork Feather River between Pigtail Ravine and Hunters Ravine. 1640 Comment
  CHSC92163  Eremogone cliftonii L. P. Janeway 2005-9-4 8536 Plumas Northern High Sierra Nevada. Steep east-facing slope above Road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  CAS-BOT-BC174212  Eremogone congesta var. congesta John Thomas Howell 1973-7-9 49723 Plumas Round Valley 1371 Comment
  CAS-BOT-BC174215  Eremogone congesta var. congesta Mrs. E. Meiere 1915-7-1 s.n. Plumas Long Lake Comment
  CHSC97175  Eremogone kingii var. glabrescens Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14043 Plumas Along the west side of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 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-BC286654  Ericameria bloomeri Carl B. Wolf 1937-9-5 9292 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co. Line 1463 Comment
  CHSC62427  Ericameria bloomeri L. P. Janeway 1993-9-28 4603 Plumas Plumas National Forest. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River. 1499 Comment
  CHSC67343  Ericameria bloomeri James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2565 Plumas Red Mtn. Rd. above junction with Rich Gulch Rd., N of Hwy. 70. Comment
  JEPS95037  Ericameria bloomeri Vernon Oswald and Lowell Ahart 1997-9-18 8876 Plumas 4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.8 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 to Mosquito Creek 1411 Comment
  RSA59448  Ericameria bloomeri E. K. Balls 1950-9-2 15658 Plumas S slope of Mt. Ingalls below turnoff to Nye Valley. 2104 Comment
  RSA59903  Ericameria bloomeri E. K. Balls 1950-9-14 15818 Plumas 6 miles NW of Chester, North Fork Feather River 1402 Comment
  CHSC101480  Ericameria nauseosa var. oreophila L. P. Janeway; Melanie Williams 2009-8-6 9909 Plumas Northern High Sierra Nevada. Top of ridge between Yellow Creek and North Fork Feather River, east of Yellow Creek; 5.5 km north-northeast of Belden. 1461 Comment
  CHSC108464  Ericameria nauseosa var. speciosa Lowell Ahart 2011-9-17 17676 -A Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam. 1687 Comment
  JEPS118403  Ericameria nauseosa var. speciosa Lowell Ahart 2011-9-17 17676 -A Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam 1687 Comment
  SEINET8079195 Image available Ericameria nauseosa var. speciosa J. T. Howell 1959-9-25 s.n. Plumas Summit of Beckwourth Pass 1589 Comment
  SEINET8079196 Image available Ericameria nauseosa var. speciosa J. T. Howell 1959-9-25 s.n. Plumas 2 miles E of Portola 1484 Comment
  CAS-BOT-BC294399  Ericameria parryi var. latior John Thomas Howell 1924-8-11 631 Plumas Two miles east of Chester on road to Westwood 1310 Comment
  SD50708  Ericameria parryi var. latior Darley F. Howe 1959-8-3 2782 Plumas 42 miles north of Quincy on Highway 89. 1370 Comment
  CAS-BOT-BC532604  Erigeron G. Ledyard Stebbins 1986-6-29 C 604 Plumas Aprox. 5 mi N of the town of Meadow Valley, along Forest Service Rd no 25N17, above Bean Creek [exact location unknown] 1420 Comment
  RSA109789  Erigeron E. K. Balls, Lee W. Lenz 1956-6-19 21836 Plumas 3.6 mi. SE of jct. with State Hwy. 36 and State Hwy. 89, W of lake Almanor. 1433 Comment
  SD9016  Erigeron Mrs. R. M. Austin 1879-1 Plumas Mt. Dyer Big Meadows. Comment
  JEPS100353  Erigeron chrysopsidis var. austiniae Dean W. Taylor 2001-6-28 17824 Plumas Diamond Mountains, Crystal Peak, along the ridgeline at the summit Sierra Nevada 2377 Comment
  CAS-BOT-BC296015  Erigeron divergens John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54168 Plumas 3.25 miles west of Round Valley Reservoir Dam, Sierra Nevada 1633 Comment
  CHSC74635  Erigeron divergens B. Castro; L. Gehrung 1998-7-30 820 Plumas Ca. 1.5 air mi SSE of LaPorte, ca 0.5 mi down the 'A' spur of USFS Rd 21N18, at 'Secret Diggings' site on maps. Near entrance to main diggings. 1469 Comment
  CAS-BOT-BC296012  Erigeron divergens A. A. Heller; P. B. Kennedy 1907-7-16 8870 Plumas Grade between Genessee Valley and Summit Comment
  SEINET8667190 Image available Erigeron divergens A. A. Heller, P. B. Kennedy 1907-7-16 8870 Plumas Grade between Genessee valley and Summit Comment
  RSA641874  Erigeron eatonii Michael A. Vincent 1999-6-7 8526 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  CAS-BOT-BC300404  Erigeron eatonii var. plantagineus Alice Eastwood 1918-5-25 7022 Plumas Portola Comment
  CHSC112556  Erigeron eatonii var. plantagineus B. Castro; L. P. Janeway 2007-6-7 1637 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. Drying edge of moist meadow along NW arm of main channel, ca 300 ft NW of confluence at small rock dam on Thompson Creek, ca 400 ft below edge of Open Ponderosa-Jeffrey pine forest. 1673 Comment
  RSA0091208  Erigeron eatonii var. plantagineus Bonnie C. Templeton 1968-1 11278 Plumas [No location data on label. Possibly Trinity County.] Comment
  RSA39539  Erigeron eatonii var. plantagineus P. A. Munz 1947-5-17 11849 Plumas 20 miles north of Chilcoot. 1829 Comment
  SJSU6615  Erigeron filifolius M. R. Kempf 1965-6-23 Plumas Beckwourth Pass (on State Route 40), southeastern Plumas County 1588 Comment
  SEINET8667325 Image available Erigeron glacialis M. J. Williams, E. McPherson 1974-8-5 74 -P-19 Plumas Lake's Basin. Trail from Silver Lake to Mt. Elwell 2073 Comment
  CDA4953  Erigeron inornatus T. C. Fuller 1959-7-6 4302 Plumas Northeast of Lake Almanor, 2 miles west of Clear Creek Junction. 0 Comment
  CHSC80804  Erigeron inornatus var. inornatus Lowell Ahart 2001-7-17 8924 Plumas Outcrops, on the southeast side of a logging road, southeast of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC1609241  Erigeron inornatus var. inornatus Lowell Ahart 1993-9-24 7266 Plumas e side of Cleghorn Bar Road near Monitor Flat (about 3 mi nw of Pilot Peak) 1828 Comment
  RSA271925  Erigeron lassenianus Christopher Davidson 1975-6-7 2741 Plumas 3 miles W on road to Snake Lake, departing NW from Hwy. 89 ca. 2 miles N of Quincy. 1273 Comment
Read comments
Aug 21 2012
  JEPS89671  Erigeron lassenianus var. deficiens Glenn Clifton 1992-6-27 26859 Plumas Monitor Flat, Feather River Watershed Monitor Flat; , Feather River Watershed 1926 Comment
  CAS-BOT-BC295485  Erigeron lassenianus var. lassenianus John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2454 Plumas Butterfly Botanical Area and vicinity. Butterfly Creek Canyon 990 Comment
  CAS-BOT-BC295490  Erigeron lassenianus var. lassenianus Wayne Dakan 1974-6-23 s.n. Plumas Long Valley (southwest of Greenville) 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
  CHSC20979  Erigeron peregrinus var. callianthemus F. T. Griggs; A. Pass 1975-7-23 231 Plumas Cape Lake. Comment
  CHSC110374  Erigeron petrophilus var. sierrensis Lowell Ahart 2012-9-5 18442 Plumas On the east side of the South Fork of the Feather River, about 400 yards northeast of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8-1/2 miles (air) northeast of La Porte. 1940 Comment
  CHSC67426  Erigeron petrophilus var. sierrensis James D. Jokerst; Lowell Ahart 1985-10-4 2584 Plumas Pilot Peak serpentine NE of La Porte. Comment
  CHSC82080  Erigeron petrophilus var. sierrensis L. P. Janeway 2001-8-5 7427 Plumas High Cascade Range. Slopes on east side of Yellow Creek about 8.9 km south of Humbug Valley along Road 26N26. 1305 Comment
  CHSC118799  Erigeron petrophilus var. sierrensis Chelsea Morgan 2015-7-15 2015 -028 Plumas On eastern Rush Creek Hill. Forest Service Road 27N67 near 26N22L (UTM 659415 E, 4437357 N, NAD83 Zone 10N; Elevation 1675 m.) 1675 Comment
  CHSC118829  Erigeron petrophilus var. sierrensis Wendy L. Boes 2015-5-28 2015020 Plumas Plumas National Forest. Location to east of Fales Basin, west of hairpin curve on Forest Service road 25N59. UTM 658936 E, 4437694 N, NAD83 Zone 10N. 1550 Comment
  CAS-BOT-BC300125  Erigeron pumilus var. intermedius John Thomas Howell 1955-7-19 30794 Plumas Vinton 1505 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
  CHSC94913  Eriogonum douglasii var. meridionale L. P. Janeway; B. Castro 2006-6-4 8663 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  UCD169254  Eriogonum elatum S. L. Welsh; N. D. Atwood 2001-6-13 28136 Plumas W end of Dixie Valley, N of Beckwourth. 1711 Comment
  SDSU6520  Eriogonum elatum D. F. Howe 1978-7-16 5079 Plumas Rte 49 3 miles north of Loyalton. 1463 Comment
  CAS-BOT-BC246536  Eriogonum elatum var. elatum John Thomas Howell; Gordon H. True 1973-7-31 50118 Plumas Summit ridge of Thompson Peak, Diamond Range 2133 Comment
  CHSC36346  Eriogonum lobbii M. S. Taylor 1982-8-5 4930 Plumas Mt. Hough summit, on cliff edge, ca. 7 mi nne of Quincy. 2194 Comment
  SBBG64034  Eriogonum lobbii L. G. Yates 1895-1 Plumas Plumas County [no specific locality] Comment
  SEINET11933189  Eriogonum lobbii M. S. Taylor 1982-1 4930 Plumas Greenville SW quad. Mt Hough summit, ca 7 air mi NNe of Quincy 2204 Comment
  CAS-BOT-BC267332  Eriogonum luteolum var. pedunculatum John Thomas Howell 1959-9-21 34808 Plumas Indian Creek Canyon, Sierra Nevada 914 Comment
  CHSC118806  Eriogonum marifolium Amy Rachkowski; Wendy L. Boes 2015-6-25 2015 -001 Plumas Near Moonlight Valley, west of Forest Service road 28N80, north of 27N77 (UTM 686937 E, 4455599 N, NAD 83 Zone 10N; Elevation 1680 m.) 1680 Comment
  SEINET5330571  Eriogonum marifolium A. A. Heller, P. B. Kennedy 1907-7-3 8707 Plumas Hills above Red Clover Valley 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
  CHSC76139  Eriogonum marifolium var. marifolium G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3260 Plumas Mount Hough summit. 2194 Comment
  CAS-BOT-BC261365  Eriogonum nudum var. deductum Anna Head 1921-7-15 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC40993  Eriogonum nudum var. deductum J. D. Jokerst 1984-7-11 2101 Plumas First ridge W. of Ward Creek (ridgecrest). South of Genesee Valley. 1612 Comment
  CHSC69685  Eriogonum nudum var. deductum Vernon Oswald 1986-7-10 2189 Plumas LaPorte-Quincy Rd. at S. Fork of Feather R. Scattered plants on an open serpentine slope. 1965 Comment
  SEINET5330890  Eriogonum nudum var. deductum W. Harnach, N. Harnach 1990-6-19 400 Plumas Sierra Valley; Genesse Rd. N of Beckwourth 1646 Comment
  CAS-BOT-BC261359  Eriogonum nudum var. deductum Alice Eastwood 1927-6-27 14884 Plumas On road from Chilcoott [Chilcoot], United States Forest Reserve Comment
  CAS-BOT-BC261362  Eriogonum nudum var. deductum L. P. Janeway 1992-7-10 4258 Plumas Plumas National Forest, Beckwourth Ranger District. About 1/2 mi northeast of top of Grizzly Ridge in upper Joseph Creek 2087 Comment
  CHSC118805  Eriogonum nudum var. deductum Wendy L. Boes; Chelsea Morgan 2015-6-25 2015 -025 Plumas Near Moonlight Valley, southeast of Forest Service road 28N80, west of 27N72 (UTM 686698 E, 4455063 N, NAD 83 Zone 10N; Elevation 1700 m.) 1700 Comment
  CAS-BOT-BC261604  Eriogonum nudum var. nudum L. P. Janeway 1989-7-6 3458 Plumas Beckwourth Ranger District, Plumas National Forest. Above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 1.1 mi on rd 23N48 1645 Comment
  RSA756719  Eriogonum nudum var. nudum Barbara J. Ertter 1988-7-25 7850 Plumas Diamond Mountains: ca. 15 air miles due S of Susanville, sheep camp on Pierce Creek. 1982 Comment
  CAS-BOT-BC269731  Eriogonum nudum var. oblongifolium James L. Reveal 1971-6-23 2469 Plumas Along California Highway 70 and 89, 2.2 miles north of Keede and about 1 mile north of the bridge over Spanish Creek 914 Comment
  SEINET10479530  Eriogonum nudum var. oblongifolium Mary Susan Taylor 1982-8-30 Taylor 5075 Plumas T27N R11E se sec 26. Kettle Rock quad. Along 27N11, ca. 1 mi ne of Taylor Lake, ca. 7 air mi ne of Taylorsville. 6300 ft. 1920 Comment
  CAS-BOT-BC271972  Eriogonum nudum var. pubiflorum John Thomas Howell 1960-7-19 35635 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SEINET5331153  Eriogonum ovalifolium var. purpureum M. J. Williams 1966-7-11 s.n. Plumas Luther Ridge, above Jamison Creek. 2286 Comment
  SEINET3405024 Image available Eriogonum spergulinum subsp. reddingianum A. A. Heller, B. B. Kennedy 1907-7-11 8801 Plumas Prattville Comment
  UC85205  Eriogonum spergulinum var. reddingianum Mrs. R. M. Austin 1879-1 Plumas Spanish Peak Comment
  CAS-BOT-BC269960  Eriogonum spergulinum var. reddingianum Herbert L. Mason 1924-6-20 1080 Plumas Between Gold Lake & Bear Lake Comment
  RSA325141  Eriogonum spergulinum var. reddingianum M. S. Taylor 1981-7-13 3990 Plumas Ferris Creek quad. N side of 25N25Y, in dry sandy soil among sagebrush openings, near head of Ferris Creek, 12 mi. E. of Doyle. 2165 Comment
  RSA64725  Eriogonum spergulinum var. reddingianum F. W. Peirson 1926-6-21 6792 Plumas South shore Lake almanor, Comment
  SEINET10479795  Eriogonum strictum subsp. proliferum Mary Susan Taylor 1981-6-18 Taylor 3937 A Plumas T24N R13E nw/sw sec 8. Grizzly Valley quad. N side of rd 25N93, ca. 1.5 mi NW of Bagley Pass, ca. 12 mi N of Blairsden. 5800 ft. elev. 1768 Comment
  CAS-BOT-BC262748  Eriogonum strictum var. anserinum A. A. Heller; P. B. Kennedy 1907-7-5 8741 Plumas Hills above Red Clover Valley Comment
  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
  CHSC53057  Eriogonum strictum var. proliferum L. P. Janeway 1989-7-6 3454 Plumas Plumas National Forest Beckwourth Ranger District Jackson. South-facing volcanic outcrop 'barren' area, above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 0.7 mi on rd 23N48. 1645 Comment
  UC1032271  Eriogonum umbellatum var. dumosum C. G. Albertus 1935-7-27 235 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quadrangle Comment
  CHSC45851  Eriogonum umbellatum var. modocense Lowell Ahart 1975-7-20 924 Plumas Growing on the dry rocky ridge east of Mount Etna, about 12 miles north-east of La Porte. 2133 Comment
  CHSC91916  Eriogonum umbellatum var. modocense Lowell Ahart; Josephine Guardino 2005-8-9 12288 Plumas North of Fant Creek, about 50 yards north of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CAS-BOT-BC262073  Eriogonum umbellatum var. nevadense John Thomas Howell 1951-6-27 27634 Plumas Jamison Creek 1828 Comment
  CAS-BOT-BC262079  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-6-7 4612 Plumas On open ridge between Ramelli Ranch and Portola, ca. 2 mi e of Portola 1737 Comment
  CAS-BOT-BC265164  Eriogonum umbellatum var. nevadense Anna Head 1920-7-30 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CHSC39997  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-6-28 4776 A Plumas On s side of Feather River, sw of jct of Hwy 70 and Calpine Rd, ca. 1 mi sw of Beckwourth. 1487 Comment
  NY399275  Eriogonum umbellatum var. nevadense A. A. Heller 1907-7-4 8716 Plumas Ridge east of Red Clover valley Comment
  RSA88596  Eriogonum umbellatum var. nevadense J. T. Howell 1951-6-27 27634 Plumas Jamison Creek 1829 Comment
  UC155203  Eriogonum umbellatum var. nevadense Katharine Brandegee 1911-7-30 Plumas Portola N. Sierra, Portola 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
  CAS-BOT-BC262251  Eriogonum ursinum L. P. Janeway 1990-7-25 3810 Plumas Plumas National Forest, Beckwourth Ranger District. Just above Emigrant Creek and 1 1/4 mi south of Little Grizzly Creek 1950 Comment
  CAS-BOT-BC262267  Eriogonum ursinum A. A. Heller; P. B. Kennedy 1907-7-13 8833 Plumas Between Taylorville [Taylorsville] and Little Grizzly creek Comment
  CDA22672  Eriogonum ursinum D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .289 Plumas Plumas Eureka State Park. S Johnsville Comment
  POM161733  Eriogonum ursinum R. C. Bacigalupi 1927-7-7 1647 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake. Comment
  UC635434  Eriogonum ursinum Herbert L. Mason 1924-6-19 1068 Plumas near base of Mt. Elwell; Bear Lake Comment
  CHSC118364  Eriogonum ursinum var. erubescens Dean Wm. Taylor 2012-7-18 21271 Plumas Flora of the Cascade Ranges SPI forestry division - rare plant program. Western flank Dyer Mountain, along logging roads ca 1 mile E of eastern shore of Lake Almanor; 1508 Comment
  CHSC53061  Eriogonum ursinum var. ursinum L. P. Janeway 1990-7-25 3810 Plumas Plumas National Forest Beckwourth Ranger District Cascade Compartment. Just above Emigrant Creek and 1 1/4 mi south of Little Grizzly Creek. Steep southeast-facing volcanic rock outcropping. 1950 Comment
  CHSC62155  Eriogonum ursinum var. ursinum L. P. Janeway 1993-7-28 4478 Plumas Plumas National Forest Greenville Ranger District Ward Compartment. Along steep north-trending ridge south of a bend in Ward Creek; along and down-ridge from mining access road 2.2 mi southeast of Genesee Valley. 1341 Comment
  SD86305  Eriogonum ursinum var. ursinum James L. Reveal 1971-6-23 2468 Plumas Along California Highway 89, 4 miles northwest of Greenville and about 4 miles southeast of Canyondam Comment
  CAS-BOT-BC264132  Eriogonum vimineum John Thomas Howell 1959-9-21 34740 Plumas Belden, Sierra Nevada 701 Comment
  CHSC45854  Eriogonum vimineum Lowell Ahart 1981-7-18 2935 Plumas Growing on a steep gravelly roadcut, on the north side of Caribou Road, about 2 miles north of Belden. 1097 Comment
  SEINET3085990 Image available Eriogonum vimineum H. Dearing, M. Dearing 1938-7-2 2268 Plumas Feather River Canyon. 610 Comment
  UCD101523  Eriogonum vimineum John Thomas Howell 1955-7-19 30807 Plumas Vinton. 1508 Comment
  CAS-BOT-BC264135  Eriogonum vimineum John Thomas Howell 1951-6-29 27740 Plumas Near Spring Garden 1219 Comment
  RSA60132  Eriogonum vimineum E. K. Balls 1950-9-5 15675 Plumas on La Porte rd., 3 mi. S of turn off from Hwy 24, east of Quincy, 1220 Comment
  SCFS2089  Eriogonum vimineum N. Rechen 1964-7-16 134 Plumas 6 mi N of Sierraville by roadside 1501 Comment
  CHSC54425  Eriophorum gracile Vernon H. Oswald 1991-7-17 4746 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1828 Comment
  CHSC21660  Eriophyllum lanatum D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  UCD132170  Eriophyllum lanatum Matt Georgeff 1992-5-17 19 Plumas Snake Lake campground, 15 miles west of Quincy. Comment
  CHSC9720  Eriophyllum lanatum var. grandiflorum Nancy Mosman 1971-7-11 87 Plumas Along w side of Hwy 70 ca. 0.6 mi s of Belden. 1025 Comment
  UCR150988  Eriophyllum lanatum var. grandiflorum L. C. Wheeler 1959-7-15 7568 Plumas Sierra Nevada Mtns, Middle fork of Feather River: McCarty Mine, McCarthy Bar Comment
  CHSC80147  Eriophyllum lanatum var. integrifolium L. P. Janeway 1996-6-5 4993 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  JEPS122166  Eriophyllum lanatum var. integrifolium Lowell Ahart 2014-8-26 19776 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  JEPS34641  Eriophyllum lanatum var. integrifolium W. L. Jepson 1910-6-16 4137 Plumas near Keddie 1066 Comment
  CHSC90611  Erysimum capitatum John P. McKeon 1980-4-19 5 Plumas Ca. 20 m e of Rock Creek and .5 km nw of confluence with Feather River, 5 km east of Plumas-Butte County line. 600 Comment
  CDA13358  Erysimum perenne G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13207 Plumas Sierra Nevada; 2.5 mi E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CAS-BOT-BC150233  Erythranthe breweri Clare B. Hardham 1978-8-11 21778 Plumas About 5 miles southeast of Thompson Peak Comment
  CHSC9725  Erythranthe cardinalis Nancy Mosman 1971-7-11 94 Plumas Along w. side of Hwy 70 ca. 3.2 mi s of Belden. 1025 Comment
  CHSC81628  Erythranthe floribunda Lowell Ahart 2001-10-8 9304 Plumas On the east side of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  SJSU14235  Erythranthe guttata N. A. Hopkins 1989-5-16 1495 Plumas Marble Hot Springs Rd, Sierra Valley 1524 Comment
  CHSC57319  Erythranthe lewisii L. P. Janeway 1984-9-1 1130 Plumas On Sierra crest, near drainage channel draining northwest (towards Jamison Lake). 2164 Comment
  SD61134  Erythranthe lewisii Darley F. Howe 1964-7-29 Plumas Near Gold Lake Lodge, Plumas National Forest 1981 Comment
  CHSC24243  Erythranthe primuloides K. R. Stern 1975-7-29 Plumas NW side of Lake Almanor. Comment
  SD7095  Erythranthe pulsiferae none given 1880-1 Plumas Plumas Co. Comment
  POM43959  Erythranthe pulsiferae Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico at Sutton House. 1220 Comment
  SJSU15166  Erythranthe suksdorfii N. A. Hopkins 1993-5-27 1723 .5 Plumas c. 3 mi S of Portola Comment
  CAS-BOT-BC505247  Erythronium grandiflorum J. Ed. McClellan; Bonnie McClellan 1968-6-14 s. n. Plumas Above Camp Mi ---- above Quincy - La Porte road 2011 Comment
  CHSC2268  Erythronium purpurascens R. Carter 1964-7-4 139 Plumas On E shore of Green Island L. 1706 Comment
  CHSC33873  Erythronium purpurascens M. S. Taylor 1981-5-8 3655 A Plumas At jcts of rds 26N18, 26N92, and 27N92, ca. 0.5 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CAS-BOT-BC403347  Eschscholzia californica F. Sommers 1976-7-29 188 Plumas Sierra Valley along Marble Lane at West end 1487 Comment
  CHSC66745  Eucephalus breweri Vernon H. Oswald; Lowell Ahart 1996-8-14 8147 Plumas Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 0.9 mi N of the road to Johnsville (0.9 mi N of the Sierra Co. 2 mi post). 1889 Comment
  SD46744  Eucephalus breweri Robert J. Weatherby 1950-8-11 1519 Plumas Mt. Elwell, Lakes Basin Area. 2285 Comment
  CHSC40361  Euphorbia crenulata Lowell Ahart 1985-7-1 5097 Plumas Along the edges of the dirt road, about 1 1/2 miles east of Sawmill Flat, 1/2 mile north of Cleghorn Bar Road, about 5 miles north-west of Pilot Pk. 1828 Comment
  CHSC37001  Eurybia integrifolia M. S. Taylor 1982-8-30 5077 Plumas S end of Taylor Lake, ca. 6 air mi NE of Taylorsville. 2103 Comment
  CHSC56843  Eurybia integrifolia L. P. Janeway 1991-8-3 4110 Plumas Plumas National Forest. Small drainage to Freeman Creek 1 3/4 mi west of Smith Peak. 1965 Comment
  CHSC65619  Eurybia integrifolia L. P. Janeway 1995-10-11 4942 Plumas Lakes Basin. 0.3 mi north-northeast of Lakes Basin Campground; on east side of Gold Lake Hwy opposite the entrance to the campground. 1923 Comment
  UC297887  Eurybia radulina Milo S. Baker 1926-8-25 311 a Plumas Lee's Camp Comment
  JEPS102603  Euthamia occidentalis Lowell Ahart 2001-10-16 9368 Plumas On the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1365 Comment
  CHSC40984  Festuca idahoensis J. D. Jokerst 1984-7-10 2086 Plumas Canyon of Indian Creek between creek and Indian Cr Road at east end of Genesee Valley. 1234 Comment
  UC573934  Festuca idahoensis E. Sawyer 1935-6-14 65 Plumas 5.75 mi n Sattley; Sierraville Quad. 1524 Comment
  UCD66090  Festuca idahoensis John Thomas Howell 1960-7-22 35885 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC278851  Festuca occidentalis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54218 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CHSC37293  Festuca occidentalis M. S. Taylor 1982-6-21 4703 Plumas S side of Eureka Ridge Rd, ca. 1 air mi w of White Cap ca. 4 air mi sw of Sloat. 1767 Comment
  RSA300179  Festuca occidentalis J. T. Howell 1973-7-10 49750 Plumas Open yellow pine forest near Greenville. 2622 Comment
  RSA755814  Festuca occidentalis L. Ahart, John Dittes 2009-7-14 16063 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
  CHSC67619  Festuca pratensis James D. Jokerst 1985-6-10 2397 Plumas Indian Creek Small Hydro Survey. Adjacent to Hwy. 70 at diversion ca. 1 mi NE of Indian Falls. 1036 Comment
  SEINET6225255  Festuca reflexa L. S. Rose 1967-1 67115 Plumas Butterfly Valley, ca 3 mi W of Keddie. Comment
  UC1024664  Festuca rubra Leo Whitney 1934-8-8 2185 Plumas ca 9 mi nw Portola (Fireman Creek, nw end of Big Grizzley Valley); Plumas National Forest, Big Grizzley Valley, Freeman Creek 1828 Comment
  CHSC80912  Festuca subulata Lowell Ahart 2001-7-19 8950 Plumas On the sides of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  RSA563622  Floerkea proserpinacoides G. L. Webster 1992-5-17 7767 Plumas 2 mi SW of Grizzly Valley Dam. 1738 Comment
  SEINET6697500  Fragaria vesca subsp. bracteata A. A. Heller, B. B. Kennedy 1907-7-11 8811 Plumas Prattville Comment
  CHSC112503  Fragaria virginiana L. P. Janeway 2014-7-15 11537 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CAS-BOT-BC459441  Fragaria virginiana subsp. platypetala A. A. Heller; B. B. Kennedy 1907-7-11 8811 Plumas Prattville Comment
  CAS-BOT-BC55662  Frangula purshiana Anna Head 1921-1-1 s.n. Plumas Feather River region Comment
  CAS-BOT-BC55665  Frangula purshiana Margaret J. Williams; Betty Larson 1983-8-12 83- 135 -2 Plumas E side of the Sierra Nevada, near Jamison Creek, above Johnsville 1676 Comment
  CAS-BOT-BC55672  Frangula purshiana David D. Keck 1932-7-3 1647 Plumas Quincy, in the Northern Sierra Nevada 1188 Comment
  CAS-BOT-BC55682  Frangula purshiana Lowell Ahart 1975-7-2 s.n. Plumas 8 miles north of Sly Creek Dam. About 2 miles west of American House which is 3 miles south of La Porte Comment
  CHSC60138  Frangula purshiana L. P. Janeway; Garrett Gibson 1992-6-16 4239 Plumas Plumas National Forest. About 1 mi northwest of Beckwourth Peak and 2 mi southeast of Portola. North-facing slope in area of aspens over mountain chaparral understory. 1752 Comment
  CHSC82358  Frangula purshiana Lowell Ahart 2002-7-6 9838 Plumas On the southwest side of a meadow, on the west side of the dirt road, on Rock Island Ridge, about 3/4 mile southeast of Soapstone Hill and the Oroville Quincy Highway, about 1 1/2 miles (air) northeast of Four Trees. 1611 Comment
  HSC99897  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2004-9-13 12053 Plumas Plumas National Forest, near pond. 1677 Comment
  SJSU4636  Frangula rubra C. W. Sharsmith 1969-6-21 7605 Plumas Jamison Cr c. 1.5 mi S of Johnsville 1645 Comment
  CHSC108052  Frangula rubra subsp. obtusissima L. P. Janeway; B. Castro 2011-10-2 10758 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5010 m above high water line. 1542 Comment
  CHSC70275  Frangula rubra subsp. obtusissima B. Castro 1989-8-3 339 Plumas Ca 2.5 air mi S of Bucks Lake, on E-facing slope overlooking USFS Rd 23N18. 1828 Comment
  CAS-BOT-BC53799  Frangula rubra subsp. rubra Alice Eastwood 1927-6-27 s.n. Plumas On road from Chilcatt Comment
  HSC101685  Frasera albicaulis Dillon North Davis 2013-6-11 22 Plumas 16.3 miles south on FS Road 25N17 from intersection with Highway 70. 1496 Comment
  CHSC43366  Fritillaria atropurpurea Lowell Ahart 1975-7-9 858 Plumas About 1 mile west of Pilot Peak. 1981 Comment
  UC1778610  Fritillaria atropurpurea G. Douglas Barbe, T. C. Fuller 1982-7-16 3771 Plumas Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Green Flat, Plumas National Forest. 1981 Comment
  CAS-BOT-BC508205  Fritillaria atropurpurea Walter D. Bliss 1908-5-20 s. n. Plumas Near Quincy Comment
  SEINET8479430  Fritillaria pudica W. Harnach, N. Harnach 1989-3-29 003 Plumas Approx 1/2 mile N of Sierra/Plumas Co. line on Co. Rd. A-23, Hillside N of the Barry corrals. 1500 Comment
  CHSC23315  Fritillaria recurva Gary Wallace; L. DeBuhr 1972-5-21 1059 Plumas Ca. 1.5 mi east of junction of Hwys. 89 and 70 north of Graeagle. Comment
  HSC31056  Fritillaria recurva G. D. Wallace, Larry E. DeBuhr 1972-5-21 1059 Plumas 1.5 mi. E of junction of Hwy. 89 and Hwy. 70 near Graeagle Comment
  CHSC117020  Galium bifolium Lowell Ahart 2016-6-2 20914 Plumas Basalt flat, on the west side of the paved road, Lumpkin Ridge Road, about 3 3/4 miles (air) southwest of Little Gss Valley Reservoir dam. 1555 Comment
  CHSC87643  Galium bifolium Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10916 Plumas Along Rinehart Creek, southwest slope of Grizzly Peak, about 1 1/4 miles (air) west of Grizzly Peak, about 8 1/4 miles (air) northeast of Quincy. 1940 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
  CHSC59928  Galium bolanderi L. P. Janeway 1992-7-17 4268 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. 1731 Comment
  SEINET10902546  Galium bolanderi Mary Susan Taylor 1981-8-19 Taylor 4221 Plumas California: T23N R11E ne 1/4 of se 1/4 sec 17. Blue Nose Mt quad. S side of road 2310, 0.1 mi E of Bell Creek, ca. 1.5 mi W of Sloat. Plumas County. 4500 ft. 1372 Comment
  SBBG100030  Galium grayanum B. Ertter, G. Schoolcraft 1989-7-3 8641 Plumas ca. 0.5 mi below Red Rock lookout, ca. 8 airmi S of Susanville 2133 Comment
  SEINET10902548  Galium grayanum Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4331 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 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
  UCD130597  Galium grayanum var. grayanum William Haley; Sandra Haley 2012-8-1 s.n. Plumas Tahoe National Forest. Along Pacific Crest Trail, at the NW corner of the east to west ridge crossover saddle of the main pathway. 2270 Comment
  JEPS103205  Galium grayanum var. grayanum G. Schoolcraft 1989-7-3 1945 Plumas Daimond Mtns. north of Red Rock Lookout 2255 Comment
  UC224156  Galium mexicanum var. asperulum H. E. Brown Aug 15 1897-Aug 31 1897 670 Plumas near Lassen Buttes 1828 Comment
  POM312366  Galium trifidum Malcolm A. Nobs, S. Galen Smith 1949-8-18 1392 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  UCD121932  Galium trifidum G. F. Hrusa 1992-10-8 10496 Plumas Northeast corner of Snake Lake. Immediate end of vehicle access road. 1219 Comment
  CHSC102122  Galium triflorum Lowell Ahart; John Dittes 2009-7-27 16170 Plumas On dry soil, about 100 yards west of the small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC20813  Galium triflorum K. R. Stern 1975-7-24 5827 Plumas Lake Almanor. 1371 Comment
  JEPS122089  Galium triflorum Lowell Ahart 2014-8-26 19790 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CAS-BOT-BC144400  Garrya fremontii Mary Strong Clemens 1919-1-1 s.n. Plumas Greenville Comment
  CDA9210  Garrya fremontii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .29 Plumas Plumas Eureka State Park. S Johnsville Comment
  CHSC37020  Garrya fremontii M. S. Taylor 1982-5-15 4453 Plumas Gray Eagle Lodge Rd. SW of Hwy 519, ca. 7 mi s of Mohawk. 1737 Comment
  CHSC88810  Garrya fremontii H. Gray 2004-3-4 Plumas Plumas National Forest. Hwy. 70, Rich Bar. 822 Comment
  JEPS66750  Garrya fremontii L. S. Smith 1914-1-2 Plumas Johnstown 1524 Comment
  SEINET3144596  Garrya fremontii E. K. Balls 1950-9-6 15695 Plumas At fork of Feather RIver, S of Jackson Creek Public Camp, E of Quincy, Hwy 24 1402 Comment
  CHSC62473  Gayophytum diffusum subsp. diffusum L. P. Janeway 1993-8-26 4541 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 300 m south of Middle Fork Feather River and ca 300 m west of Beckwourth-Calpine Road; ca 0.6 mi west of Beckwourth and 4 mi east of Portola. 1487 Comment
  CDA13355  Gayophytum diffusum subsp. parviflorum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13204 Plumas Sierra Nevada; 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CDA13762  Gayophytum diffusum subsp. parviflorum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13496 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Comment
  CHSC62474  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1993-8-26 4542 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 300 m south of Middle Fork Feather River and ca 300 m west of Beckwourth-Calpine Road; ca 0.6 mi west of Beckwourth and 4 mi east of Portola. 1487 Comment
  RSA77968  Gayophytum diffusum subsp. parviflorum E. K. Crum 1937-8-7 1946 Plumas 3 miles west of Lake Almanor 1524 Comment
  CHSC113876  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. 1533 Comment
  JEPS102733  Gayophytum heterozygum Lowell Ahart 2001-7-17 8920 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
  UC1122565  Gayophytum heterozygum G. Burks 1933-8-8 20 Plumas 4 mi e and 1 mi n Cammel Peak; Plumas National Forest, Bidwell Bar Quadrangle 1706 Comment
  CHSC65344  Gayophytum humile Lowell Ahart 1995-10-1 7648 Plumas On the bottom of the pond, (reservoir dam washed out), Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. Meadow. 1828 Comment
  SEINET3150046  Gayophytum nuttallii E. K. Balls 1950-9-15 15828 Plumas N Fork Feather River, 6 miles NW of Chester 1402 Comment
  CHSC62152  Gayophytum racemosum L. P. Janeway 1993-7-21 4467 B Plumas Plumas National Forest. Southwest side of Red Clover Valley, 0.9 mi southeast of Clover Valley Ranch; 200 ft south of the Beckwourth-Genesee Road along logging spur 24N66X. 1685 Comment
  RSA107487  Gayophytum ramosissimum L. S. Rose 1955-7-19 55153 Plumas Beckworth Pass. 1494 Comment
  CHSC115920  Gentiana calycosa L. P. Janeway 2015-8-16 11837 Plumas Northern High Sierra Nevada. Meadow and fen complex at head of Taylor Creek; southwest-facing slope near top of north end of Grizzly Ridge; 1.6 air-km north of Taylor Rock. 2122 Comment
  CHSC59087  Gentiana newberryi var. tiogana Vernon H. Oswald 1992-8-10 5151 Plumas Lassen Volcanic National Park. Small corner of park on the SW side of Warner Valley Rd. between Lee and Kelly camps, near the S boundary. 1597 Comment
  UC405461  Gentianella amarella subsp. acuta Mrs. R. M. Austin 1879-1 Plumas Big Meadows; Mt. Dyer Comment
  UC405456  Gentianopsis holopetala Mrs. R. M. Austin 1895-1 Plumas Ferndale Comment
  CAS-BOT-BC459554  Geum macrophyllum David D. Keck 1932-7-3 1697 Plumas Quincy, south of town; Northern Sierra Nevada 1066 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
  CHSC94200  Gilia capitata subsp. mediomontana Lowell Ahart 2006-7-9 12936 Plumas Near a small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1661 Comment
  SEINET3163619  Gilia leptalea E. K. Balls 1950-9-5 15673 Plumas 0.5 mi. off Hwy 24, on La Porte Rd., e. of Quincy, Thompson Valley 1097 Comment
  CHSC105676  Gilia leptalea subsp. leptalea Lowell Ahart 2010-10-21 17306 Plumas About 80 yards northwest of the spring, on the north side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak. 1928 Comment
  CAS-BOT-BC123820  Githopsis latifolia A. L., Mrs. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  UC29083  Githopsis specularioides H. N. Bolander 1866-4 4693 Plumas Round Valley Comment
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May 2 2010
  CAS-BOT-BC282702  Glyceria elata John Thomas Howell; Walter Knight; Irja Knight 1968-6-11 2381 Plumas Butterfly Valley, Sierra Nevada Comment
  CAS-BOT-BC282705  Glyceria elata John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1470 Plumas Butterfly Canyon, Butterfly Botanical Area and Vicinity 990 Comment
  JEPS76218  Glyceria elata W. L. Jepson 1939-7-30 19280 Plumas between Fales Hill and Chaparral Hill (Spanish Creek headwaters); Spanish Creek 1584 Comment
  SEINET11826501  Gnaphalium microcephalum var. thermale Unknown 1975-1 s.n. Plumas SW side of Lake Almanor Comment
  CAS-BOT-BC307379  Gnaphalium palustre John Thomas Howell 1961-9-22 36797 Plumas Wolf Creek, Greenville, Sierra Nevada 1088 Comment
  CAS-BOT-BC307384  Gnaphalium palustre Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1406 Plumas Pond reservoir to the southwest, Butterfly Botanical Area and Vicinity 1097 Comment
  CHSC92164  Gnaphalium palustre Lowell Ahart; John Dittes 2005-9-19 12390 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  RSA724941  Gnaphalium palustre L. Ahart 2006-10-8 13405 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1.25 miles southwest of Belden. 715 Comment
  UCD132414  Gnaphalium palustre John Thomas Howell 1960-7-18 35540 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  RSA122378  Gnaphalium palustre E. Sawyer 1935-6-27 160 Plumas Sierraville 1524 Comment
  POM308820  Gnaphalium thermale Roxana S. Ferris, Laura Lorraine 1941-8-8 10412 Plumas Canyon of north fork of Feather River near Storrie. Comment
  CHSC92170  Gratiola ebracteata Lowell Ahart; John Dittes 2005-9-19 12392 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  CDA6088  Grindelia camporum T. C. Fuller 1957-9-16 333 -57 Plumas Virgilia. 0 Comment
  SJSU14311  Grindelia squarrosa var. serrulata N. A. Hopkins 1989-8-29 1593 Plumas by Frenchmans L Rd c. 1 mi N of Chilcoot Comment
  CAS-BOT-BC231132  Hackelia amethystina John Thomas Howell; Gordon H. True 1967-7-11 43354 Plumas SE slope of Mount Hough 2042 Comment
  JEPS106042  Hackelia amethystina Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11159 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
  JEPS55563  Hackelia californica W. L. Jepson 1927-6-21 12281 Plumas near Rice Creek (Feather River meadows); Feather River Comment
  RSA794839  Hackelia californica L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15906 Plumas About 100 yards west of the Lake Almanor Dam. 1422 Comment
  UC614667  Hackelia californica L. Constance 1938-6-10 2312 Plumas w edge of Lake Almanor at Prattville; Lake Almanor 1219 Comment
  UCR108417  Hastingsia alba L. C. Wheeler 1958-7-28 7338 Plumas Sierra Nevada Mtns, South Fork Rock Creek, c. 0,5 mi east of Bottle springs, near Quincy 1585 Comment
  CAS-BOT-BC508337  Hastingsia alba H. D. Ripley; R. C. Barneby 1943-6-16 5774 Plumas East side of Lake Almanor 1365 Comment
  UCD138413  Hastingsia alba A. A. Heller; P. B. Kennedy 1907-7-11 8821 Plumas grade between Greenville and Prattville. Comment
  CHSC32891  Hazardia whitneyi L. Ahart 1980-9-17 2658 Plumas Ca. 1/4 mi n of the lake, the lake is ca. 0.5 mi w of Fowler Peak, ca. 8 mi n of La Porte. 1600 Comment
  UC86662  Hazardia whitneyi var. whitneyi Mrs. R. M. Austin 1880-1 Plumas Big Meadows Mt. Dyer, Big Meadows Comment
  OBI55498  Helianthella californica David J. Keil, Kathleen Keil 1992-7-25 23605 Plumas Lassen NF along hwy 89/36, 5.4 mi E of hwy 32, SW of Chester Comment
  CAS-BOT-BC314791  Helianthella californica var. nevadensis Catherine Best 1983-8-29 870 Plumas Lakes Basin Campground, Sierra Nevada 1920 Comment
  CAS-BOT-BC313426  Hemizonella minima D. E. Breedlove 1962-6-13 3473 Plumas Along State Hwy.89, 2 miles south of Graeagle 1402 Comment
  CDA6574  Hemizonia congesta subsp. clevelandii J. T. Howell 1961-9-23 36825 Plumas Sierra Nevada; Indian Valley. East of Crescent Mills on Stampfli Lane Comment
  SD6698  Hesperochiron pumilus Mrs. R. M. Austin 1879-1 Plumas Big Meadows 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
  UC1133103  Hesperostipa comata subsp. intermedia E. Sawyer 1935-6-10 95 Plumas 4 1/2 mi wsw Summit; Sierraville Quadrangle Comment
  RSA59914  Heterocodon rariflorum E. K. Balls 1950-9-15 15829 Plumas North Fork Feather River, 6 miles NW of Chester. 1402 Comment
  CAS-BOT-BC311018  Heterotheca oregona John Thomas Howell 1974-9-19 50886 Plumas Near Rogers Flat on edge of Feather River Highway 609 Comment
  SD8409  Heuchera Mrs. R. M. Austin Aug 1882 Plumas Plumas County Comment
  RSA0066214  Heuchera micrantha var. erubescens E. K. Balls, P. C. Everett 1952-10-14 18213 Plumas Just above Butte Co. line, North Fork Feather River, on Hwy 24. 305 Comment
  SEINET2431542 Image available Heuchera rubescens var. alpicola J. Ewan 1934-6-26 8294 Plumas Frazier Creek Falls. Gold Lake road. 1830 Comment
  JEPS115089  Hieracium albiflorum Lowell Ahart, John Dittes 2009-7-13 16053 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
  RSA286279  Hieracium albiflorum R. F. Thorne 1974-7-30 45013 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  UCD133112  Hieracium bolanderi Flora C. Hayes 1932-7-25 s.n. Plumas exact location unknown. Comment
  CHSC65341  Hippuris vulgaris Lowell Ahart 1995-10-1 7647 Plumas On the bottom of the drying pond, (reservoir washed out), Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 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-BC289224  Holcus lanatus M. S. Taylor 1982-8-12 4980 Plumas Along Denton Creek between 516 and Hwy 70, ca. 1 mi. e of Blarsden 1432 Comment
  CDA13970  Holcus lanatus G. F. Hrusa 1996-8-2 13433 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Sunny, wet, springline; trib. of Squirrel Creek. Perennial in formerly disturbed area adjacent to old logging road. Comment
  CHSC55641  Holcus lanatus K. R. Stern 1985-6-25 8305 Plumas Vicinity of Blairsden. 1402 Comment
  SD149107  Holodiscus discolor Lowell Ahart 1986-7-8 5357 Plumas Open bare serpentine area, ca. 1 mi. NW of Pilot Peak, ca 14 mi. NE of La Porte. 1951 Comment
  CAS-BOT-BC280836  Hordeum W. Harnach; N. Harnach 1989-5-27 120 Plumas Sierra Valley. Hot wells on north side of Marble Lane 1489 Comment
  CAS-BOT-BC284647  Hordeum brachyantherum subsp. brachyantherum Mary S. Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CHSC52969  Hordeum brachyantherum subsp. brachyantherum L. P. Janeway 1989-6-30 3436 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  CHSC55644  Hordeum jubatum K. R. Stern 1985-6-25 8298 Plumas Vicinity of Blairsden. 1402 Comment
  JEPS102527  Hordeum jubatum Lowell Ahart 2001-8-29 9253 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SEINET10507465  Hordeum jubatum Mary Susan Taylor 1982-8-9 Taylor 4959 Plumas T27N R8E nw/nw sec 28. Almanor NE quad. N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 4500 ft. 1372 Comment
  CHSC55643  Hordeum marinum subsp. gussoneanum K. R. Stern 1985-6-25 8293 Plumas Vicinity of Blairsden. 1402 Comment
  CDA43037  Hordeum murinum subsp. leporinum Willo Vieira 2014-7-28 PDR# 320 P06131690 Plumas South Mill Creek Road, Quincy. 0 Comment
  CAS-BOT-BC273494  Hordeum vulgare John Thomas Howell 1961-6-21 36680 Plumas Greenville 1097 Comment
  CHSC35281  Horkelia fusca subsp. parviflora M. S. Taylor; M. Foster 1981-6-10 3887 Plumas In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi n of Genessee-Beckwourth Rd, ca. 11 air mi nw of Beckwourth. 1676 Comment
  UCSB45344  Horkelia tridentata Reisentz, Paul 1979-5-12 Plumas 3 miles north of Quincy Comment
  JEPS108716  Horkelia tridentata subsp. tridentata Lowell Ahart 2006-7-3 12909 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, near the southwest edge of a dry open basalt flat 1527 Comment
  CAS-BOT-BC538237  Horkelia tridentata var. flavescens Alice Eastwood 1927-6-15 14605 Plumas United States Forest Reserve, Long Valley trail Comment
  HSC22952  Horkelia tridentata var. flavescens John Pratt 1970-6-21 34 Plumas Chester airport Comment
  CAS-BOT-BC201088  Hosackia crassifolia Mary Strong Clemens 1920-5-21 s.n. Plumas Greenville Comment
  CHSC62551  Hosackia oblongifolia B. Castro; L. P. Janeway 1987-7-17 139 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. Uphill from road in meadow. 1584 Comment
  POM252965  Hydrophyllum capitatum var. alpinum A. A. Heller 1938-5-21 15097 Plumas Just east of the highway maintenance station north of Chester, on Highway 36. Comment
  CHSC46636  Hydrophyllum occidentale Lowell Ahart 1989-7-2 6352 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
  CHSC70017  Hydrophyllum occidentale L. P. Janeway 1997-5-7 5110 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. 1225 Comment
  JEPS3228  Hydrophyllum occidentale John Warren Duffield 1937-5-29 Plumas n of Meadow Valley (along road into U.C. Forestry Summer School) Comment
  JEPS3229  Hydrophyllum occidentale John Warren Duffield 1937-5-24 Plumas near Quincy Q Comment
  RSA0110962  Hydrophyllum occidentale M. Canby 1929-5-12 134 Plumas 5 miles west of Blairsden. Comment
  CAS-BOT-BC400941  Hypericum anagalloides Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region 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
  CAS-BOT-BC401442  Hypericum scouleri W. W. Wagner 1919-7-2 306 Plumas Taylor Creek 1219 Comment
  SEINET10837195  Ipomopsis congesta subsp. palmifrons Mary Susan Taylor 1982-8-18 Taylor 5013 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
  HSC101676  Iris hartwegii Dillon North Davis 2013-6-6 41 Plumas 9.7 miles south on FS Road 25N17 from intersection with Highway 70. 1576 Comment
  CAS-BOT-BC135725  Iris hartwegii John Thomas Howell 1954-5-14 29562 Plumas Transition zone forest just north of Greenville - Sierra Nevada 1112 Comment
  RSA168726  Iris hartwegii R. M. Straw 1962-6-27 2195 Plumas Southwest slope of Mt. Ararat, 6 miles SSE of Bucks Lake. 1700 Comment
  RSA74315  Iris hartwegii subsp. pinetorum Milo S. Baker 1952-5-24 12446 Plumas In canyon above Pine Valley, Hwy 89 945 Comment
  JEPS116136  Isoetes bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16212 Plumas On wet to damp soil, bottom of a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CAS-BOT-BC69933  Isoetes howellii Malcom A. Nobs; S. Galen Smith 1949-8-18 1386 Plumas Last Chance Marshes at n. end of Lake Almanor, just s. of Chester. Comment
  POM312958  Isoetes howellii Malcolm A. Nobs, S. Galen Smith 1949-8-18 1386 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  POM270815  Isopyrum stipitatum H. K. Sharsmith 1935-5-5 3053 Plumas Eastern side of Mt. Hamilton. 915 Comment
  CHSC37004  Iva axillaris M. S. Taylor 1982-8-27 5047 Plumas SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. 1493 Comment
  CAS-BOT-BC137402  Ivesia aperta A. A. Heller; P. B. Kennedy 1907-7-18 8882 Plumas [Beckwith] Beckwourth Comment
  CAS-BOT-BC137405  Ivesia aperta David D. Keck; Gustafsson 1938-8-9 4901 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 m. E. of town 1500 Comment
  CAS-BOT-BC137434  Ivesia baileyi var. baileyi Wayne Dakan 1975-8-2 s.n. Plumas Summit of Dixie Mountain 2545 Comment
  CAS-BOT-BC142392  Ivesia sericoleuca Ethel Crum 1937-8-5 1934 Plumas Sierra Valley, one mile northeast of Sierraville Comment
  CAS-BOT-BC205202  Ivesia sericoleuca James R. Shevock; Barbara Ertter 1986-7-20 11737 Plumas Northern Sierra Nevada. Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth 1650 Comment
  JEPS117313  Ivesia sericoleuca Lowell Ahart, John Dittes 2010-10-5 17297 Plumas On the south side of Meadow Ridge Lane, Humbug Valley, 830 feet south of Highway 70, 2.1 miles (air) west of Portola (High School) 1473 Comment
  UC577859  Ivesia sericoleuca E. Sawyer 1935-6-28 244 Plumas 1 mi sw Beckwith 1524 Comment
  JEPS114805  Juncus balticus subsp. ater Lowell 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 1613 Comment
  UCD108050  Juncus bufonius Tim Kuhn 2006-6-22 84 Plumas near Bagley Pass. Comment
  SEINET6333648  Juncus bufonius A. A. Heller, P. B. Kennedy 1907-7-3 8694 Plumas Red Clover Valley Comment
  CHSC52747  Juncus bufonius var. bufonius Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the mct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  CHSC100338  Juncus covillei Lowell Ahart 2008-7-9 15059 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1645 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
  JEPS115975  Juncus effusus var. exiguus Lowell Ahart, John Dittes 2009-7-15 16081 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1702 Comment
  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
  RSA0118632  Juncus ensifolius Lowell A. Ahart 2014-8-24 19735 Plumas On the west side of the dirt road, about one mile north of the bridge across the South Fork of the Feather River and the northeast part of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1563 Comment
  SEINET3150870  Juncus ensifolius E. K. Balls 1950-9-5 15680 Plumas Thompson Creek, main trail off La Porte road, turn off Hwy 24, E of Quincy 1524 Comment
  UC485754  Juncus ensifolius H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC110110  Juncus hemiendytus var. abjectus Barbara Ertter; Jeffrey L. Strachan 1980-7-31 3891 Plumas East side Clover Valley on Beckwourth-Milford Road, Plumas National Forest. 1676 Comment
  UC1495735  Juncus hemiendytus var. hemiendytus Barbara Ertter and Jeffrey L. Strachan 1980-7-31 3884 Plumas w end Dixie Valley (just e of Beckwourth-Milford Rd); Plumas National Forest, Dixie Valley 1706 Comment
  CHSC101956  Juncus laccatus 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
  JEPS115976  Juncus laccatus Lowell Ahart, John Dittes 2009-7-13 16035 Plumas On dry to damp soil, edge of a seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CAS-BOT-BC110166  Juncus luciensis A. A. Heller; P. B. Kennedy 1907-7-3 8695 Plumas Red Clover Valley. Comment
  UCD63046  Juncus nevadensis Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Plumas Quincy. Blackhawk Road. Butterfly Valley. Butterfly Valley Botanical Area. Sweetwater Marsh. 1160 Comment
  JEPS110160  Juncus occidentalis Lowell Ahart 2006-7-9 12924 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
  CHSC80891  Juncus orthophyllus Lowell Ahart 2001-7-17 8899 Plumas Small meadow, on the south side of a poor logging road, part of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC92197  Juncus orthophyllus Lowell Ahart; John Dittes 2005-9-19 12418 Plumas Along the west side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1998 Comment
  JEPS114806  Juncus saximontanus Lowell Ahart 2008-8-13 15160 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  CHSC102670  Juncus tenuis Lowell Ahart; John Dittes 2009-9-7 16390 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  HSC100816  Juncus tenuis Lowell Ahart, John Dittes 2009-7-13 16034 Plumas W side of Forest Service Rd. 27N98, headwater of Clear Creek, 2 (air) mi. N of Butt Valley Reservoir Dam, 3 (air) mi. SW of Lake Almanor Reservoir Dam. 1477 Comment
  CAS-BOT-BC81075  Juniperus communis Anna Head 1921-7-11 s.n. Plumas top of ridge, east of Lake Center Camp, Feather River Region 2072 Comment
  UC1134330  Juniperus occidentalis C. W. Hanks 1934-8-16 52 Plumas Upper Long Valley Plumas National Forest, Sierraville Quadrangle 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
  CHSC21674  Keckiella lemmonii D. Brink; L. Mayer 1975-8-1 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC62503  Keckiella lemmonii L. P. Janeway 1993-8-14 4524 Plumas Plumas National Forest, Oroville Ranger District. South-facing dirt road cutbank along Road 24N29Y; ca 0.7 mi northwest of Haskins Creek, ca 1.4 mi east-southeast of Bucks Lake. 1731 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
  CHSC10689  Kelloggia galioides Lowell Ahart 1968-6-10 Plumas Near La Porte. 914 Comment
  LA208505  Kelloggia galioides E. D. Merrill; 1929-7-13 Plumas Sierra Nevada, Silver Lake 1828 Comment
  UC586934  Kelloggia galioides Joseph Andorfer Ewan 1934-6-25 8215 Plumas above Blairsden (Denton) (Gold Lake Road); Sierra Nevada 1524 Comment
  UCD85816  Koeleria macrantha John Thomas Howell 1962-6-18 37779 Plumas Sierra Valley near Beckwourth. 1487 Comment
  CAS-BOT-BC340349  Kyhosia bolanderi Lowell Ahart 1979-8-16 s.n. Plumas Along Ohio Ravine 1700 Comment
  CHSC75907  Kyhosia bolanderi G. F. Hrusa 1996-8-2 13431 Plumas Sierra Nevada. At SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Trib. of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1850 Comment
  JEPS115876  Kyhosia bolanderi Lowell Ahart, John Dittes 2009-8-28 16352 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  RSA59119  Lagophylla ramosissima E. K. Balls 1950-8-31 15523 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  CDA13375  Lagophylla ramosissima subsp. ramosissima G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13224 Plumas Sierra Nevada; Nr. inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  CAS-BOT-BC213388  Lathyrus jepsonii subsp. californicus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2203 Plumas Mouth of Butterfly Creek, Butterlfy Botanical Area and Vicinity 883 Comment
  CAS-BOT-BC205057  Lathyrus sulphureus A. A. Heller 1907-7-12 8826 Plumas Between Taylorville and Crescent Mills Comment
  CAS-BOT-BC205061  Lathyrus sulphureus Mary Strong Clemens 1920-6-17 s.n. Plumas Greenville Comment
  SEINET11062172 Image available Lathyrus sulphureus A. A. Heller, P. B. Kennedy 1907-7-12 8826 Plumas Between Taylorville and crescent Mills Comment
  CAS-BOT-BC321174  Layia glandulosa M. S. Taylor 1982-5-19 4481 Plumas 1.5 mi E of Portola 1706 Comment
  UC571054  Ledum glandulosum H. L. Mason 1924-6-19 1075 Plumas along margins of Bear Lakes Bear Lakes Comment
  SEINET11574145  Lemna minor M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 69 -5 Plumas N end of Frenchman Lake 1768 Comment
  CAS-BOT-BC88841  Lepidium campestre Lewis S. Rose 1963-6-3 63107 Plumas Butterfly Valley, 2 miles southwest of Keddie. 883 Comment
  CAS-BOT-BC88846  Lepidium campestre John Thomas Howell 1961-6-21 36622 Plumas Sierra Nevada. Greenville. 1097 Comment
  CHSC94922  Lepidium campestre Samantha Mackey Hillaire 2006-9-10 1227 Plumas Sierra Nevada. Buck's Lake area. Oro-Quincy highway. Flat dry open roadside (north side), south of a large meadow around Haskin's Bay. 1584 Comment
  CAS-BOT-BC88836  Lepidium campestre John Thomas Howell; Gordon H. True 1967-6-11 42581 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CAS-BOT-BC60094  Lepidium virginicum var. menziesii Javier Penalosa 1962-6-19 2502 Plumas +-6.2 miles southeast of Quincy. 1097 Comment
  CDA32016  Lepidium virginicum var. pubescens L. Ahart, J. Dittes, J. Guardino 2009-7-29 16225 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  CHSC4698  Lepidium virginicum var. pubescens R. Carter 1966-7-10 473 Plumas Found at intersection of Hwy. 70 and Hwy. 89 ca. 12 mi. N of Quincy, 100 yds. W along S side Hwy. 70, roadside. 853 Comment
  SD7467  Leptosiphon bolanderi Mrs. R. M. Austin 1879-1 Plumas American Valley Comment
  CHSC11363  Leptosiphon ciliatus Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CHSC65657  Leptosiphon ciliatus L. P. Janeway 1995-7-23 4865 Plumas Hartman Bar Ridge; south-facing slope of Franklin Hill. 1731 Comment
  CHSC97189  Leptosiphon ciliatus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13999 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC80854  Leptosiphon harknessii Lowell Ahart 2001-7-17 8918 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
  CAS-BOT-BC342081  Leucanthemum vulgare E. K. Balls 1950-8-31 15558 Plumas Spanish Creek, off Hwy. 24, just north of Quincy 1066 Comment
  CAS-BOT-BC59620  Leucothoe davisiae Anna Head 1921-7-24 s.n. Plumas Small valley on trail to Long L. Feather River Region. Comment
  CAS-BOT-BC123016  Lewisia cantelovii Mrs. H. C. Cantelow 1941-5-25 s.n. Plumas Feather River Canyon, 3.2 mi W of Belden. State Hwy 24. Comment
  CAS-BOT-BC233778  Lewisia cantelovii George B. Youngs 1943-6-3 s.n. Plumas North Fork of the Feather River about 2 1/2 miles up the river from highway to Belden 914 Comment
  JEPS104822  Lewisia cantelovii Dean W. Taylor 1996-5-31 15647 Plumas Feather River Canyon; Hwy 70 at Arch Rock Tunnel (about 25 air mi NE of Oroville) about 1 mi E of the Butte Co. line; Plumas National Forest; Sierra Nevada 563 Comment
  JEPS109893  Lewisia cantelovii Dean W. Taylor 2004-8-14 19237 Plumas Feather River Canyon, North Fork Feather River, Caribou Road (Forest Road 21N26) 4.1 miles North from Highway 70 822 Comment
  SEINET5336460  Lewisia cantelovii M. J. Williams 1968-5-28 1156 Plumas Rock Creek Dam, Feather R. 352 Comment
  CHSC63158  Lewisia kelloggii subsp. hutchisonii Lowell Ahart 1994-7-7 7467 Plumas Plumas and Sierra Counties. In the center of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  CAS-BOT-BC444170  Lewisia nevadensis Mrs. H. C. Cantelow 1939-5-19 4207 Plumas W. of Bucks Lake 10 1/2 mi. 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
  CAS-BOT-BC444176  Lewisia nevadensis Anna Head 1921-6-25 s.n. Plumas Near Gold Lake, Feather River Region Comment
  SEINET5336485  Lewisia nevadensis M. J. Williams 1965-6-24 s.n. Plumas Happy Valley above Long Valley near Cromberg. 1707 Comment
  SEINET5336486  Lewisia nevadensis M. J. Williams 1966-7-11 s.n. Plumas Luther Ridge, above Johnsville. 2271 Comment
  SEINET9301145  Lewisia nevadensis Unknown 1981-6-22 3063 Plumas Fork Feather River Comment
  CHSC21183  Lewisia triphylla F. T. Griggs; A. Pass 1975-7-16 195 Plumas N shore of Lower Buck's Lake. Comment
  JEPS87757  Lewisia triphylla Lowell Ahart 1994-6-15 7324 Plumas w side of logging road near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 1 air mi w of Little Grass Valley Reservoir) 1767 Comment
  RSA123080  Lewisia triphylla A. Lewis 1934-6-12 477 Plumas 3.5 miles SW of Dogwood Peak, Bidwell. 1494 Comment
  CHSC21585  Ligusticum californicum L. M. Mayer; D. E. Brink Jr. 1975-8-12 Plumas Comment
  JEPS14100  Ligusticum californicum W. L. Jepson 1939-8-8 19359 Plumas Quincy 1051 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
  UCD127557  Ligusticum grayi John Thomas Howell 1960-7-23 35935 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CDA11933  Lilium kelleyanum G. F. Hrusa, J. Dinsdale 1989-6-27 7208 Plumas Sierra Nevada; NW end of Bucks Lake. Comment
  CAS-BOT-BC509319  Lilium kelleyanum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54144 Plumas 2.65 miles west of Round Valley Reservoir dam 1569 Comment
  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
  CHSC102088  Lilium pardalinum subsp. shastense Lowell Ahart; John Dittes 2009-7-13 16041 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  RSA59404  Lilium parvum E. K. Balls 1950-9-8 15718 Plumas Lakes Center Public Campground. 2043 Comment
  SEINET10548869  Limosella acaulis Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5172 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-BC246069  Limosella aquatica Lowell Ahart 1981-9-6 3109 Plumas 1 1/2 miles SW of Crescent Mills, Sierra Nevada 1200 Comment
  CAS-BOT-BC246070  Limosella aquatica Lowell Ahart 1985-9-26 5171 Plumas Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte 1584 Comment
  UC1191632  Linanthus filipes Verne Grant and Irving Schneider 1947-9-4 8366 Plumas Tobin, Highway 24 Feather River Canyon Comment
  CHSC114368  Linaria dalmatica D. B. Joley 1976-6-9 1 Plumas Hwy 89, ca. 7 miles east of Canyon Dam. Comment
  JEPS115521  Lindernia dubia var. anagallidea Lowell Ahart, John Dittes 2009-9-7 16403 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  SD7810  Listera convallarioides Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  CAS-BOT-BC435465  Lithophragma glabrum W. W. Wagner 1919-5-25 264 Plumas Squirrel Creek vicinity of Quincy Comment
  CDA18742  Lithophragma glabrum G. D. Barbe, T. C Fuller 1982-7-16 3777 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
  CHSC10633  Lithophragma glabrum Lowell Ahart 1969-5-11 Plumas Near Beckwourth, Sierra Valley. 1219 Comment
  CHSC43744  Lithophragma glabrum Vernon Oswald 1986-6-6 2095 Plumas LaPorte - Quincy Rd. 0.2 mi n of the road to Cleghorn Bar. 1996 Comment
  CHSC82372  Lithophragma glabrum Lowell Ahart 2002-6-26 9759 Plumas On the southwest side of a gravel road, about 2 miles (air) northwest of Little Grass Valley Reservoir Dam, about 5 miles (air) northwest of La Porte. 1741 Comment
  SEINET6032566  Lithophragma glabrum C. G. Gulling 1905-1 s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC443342  Lithophragma parviflorum Alice Eastwood 1927-6-27 14902 Plumas In woods, on road from Chilcott Comment
  CHSC81407  Lithophragma parviflorum var. parviflorum L. P. Janeway 1996-5-7 4961 Plumas Northern High Sierra Nevada. Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. 902 Comment
  CHSC21592  Lithophragma tenellum L. M. Mayer; D. E. Brink Jr. 1975-7-24 Plumas In the sw portion of the section. Comment
  POM161731  Lithophragma tenellum R. C. Bacigalupi 1927-7-12 1736 Plumas Along Little Gray Eagle Creek near Lakes Center Camp. Gold Lakes Region. 1890 Comment
  UCD169253  Lomatium macrocarpum S. L. Welsh; N. D. Atwood 2001-6-13 28135 Plumas W end of Dixie Valley, N of Beckwourth. 1711 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
  SEINET5333493  Lomatium nevadense var. nevadense W. Harnach, N. Harnach 2000-4-24 879 Plumas Sierra Valley, 1 mile due south of Vinton, CA and .75 mile east of Hwy. 49 1515 Comment
  JEPS17009  Lomatium triternatum var. macrocarpum M. S. Baker and Frank Nutting 1894-7-6 Plumas Dixey Valley Comment
  CHSC54468  Lonicera cauriana Vernon H. Oswald; Lowell Ahart 1991-7-30 4786 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  CHSC20976  Lonicera conjugialis F. T. Griggs; A. Pass 1975-7-23 239 Plumas Cape Lake. Comment
  CHSC70233  Lonicera conjugialis B. Castro; R. Zebell, R. Fallscheer 1989-8-2 347 Plumas Ca 3.5 air miS of Bucks Lake, ca 50 ft W of USFS Rd 23N58 1737 Comment
  RSA455704  Lonicera involucrata Anstruther Davidson 1928-7-1 s.n. Plumas Feather River. Comment
  RSA71309  Lotus argophyllus var. fremontii L. S. Rose 1951-6-29 51078 Plumas Rock Creek, Feather River 550 Comment
  RSA755329  Lotus crassifolius var. crassifolius L. Ahart 2009-7-13 16044 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  CDA13436  Lotus nevadensis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13283 Plumas Sierra Nevada; on USFS 23N11A. Comment
  JEPS115179  Lotus oblongifolius var. oblongifolius Lowell Ahart, John Dittes 2009-7-13 16046 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  UC485774  Lotus oblongifolius var. oblongifolius H. E. and S. T. Parks Jun 1928 239 Plumas Drakesbad Lassen National Park Comment
  JEPS102827  Lotus purshianus var. purshianus Lowell Ahart 2001-8-29 9261 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  POM253372  Lotus unifoliolatus A. A. Heller 1938-7-2 L- 5243 Plumas Feather River Highway near Grays Flat. 869 Comment
  POM253375  Lotus unifoliolatus A. A. Heller 1938-7-2 15242 Plumas Feather River Highway near Grays Flat. 869 Comment
  CHSC21705  Lupinus F. T. Griggs; A. Pass 1975-7-1 2 Plumas East of Grizzly Creek. Comment
  CDA14745  Lupinus albicaulis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3291 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  UCD105748  Lupinus angustiflorus Donald Myrick 1964-7-22 904 Plumas on Drakesbad-Mineral Road. 1524 Comment
  CHSC41185  Lupinus arbustus J. D. Jokerst 1984-6-13 2047 A Plumas South of Grizzly Creek, ca 30 M north of spur 'C' of USFS road 26N08. Ca 2 air miles east of Peacock Point. 1432 Comment
  NY736672  Lupinus arbustus J. G. Lemmon 05 1879 s.n. Plumas Comment
  UC177220  Lupinus arbustus H. M. Hall 1912-7-10 9328 Plumas Long Lake; Sierra Nevada Mountains, Long Lake 2042 Comment
  SEINET4035611  Lupinus arbustus C. Davidson 1975-1 2745 Plumas 1 mi. on road to Dalton Creek, departing northeast from Hwy 70, 0.7-mi. east of junction of Hwy 70 and 89. 1493 Comment
  CAS-BOT-BC196348  Lupinus argenteus var. argenteus Janet Jones 1980-7-16 210 Plumas Frazier Falls area 1828 Comment
  CHSC60181  Lupinus argenteus var. argenteus L. P. Janeway; Garrett Gibson 1991-6-13 4008 Plumas Plumas National Forest. Between Middle Fork Feather River and Hwy 70, ca 0.3 mi east of Claireville Flat. 1484 Comment
  SEINET5327970  Lupinus argenteus var. heteranthus W. Harnach, N. Harnach 1990-5-12 293 Plumas Sierra Valley. T22N R14E S23NE of NE1/4. Wilson brothers ground, south of Marble Lane, on Co. Rd. A-23 (the rock pile). 1515 Comment
  CHSC60183  Lupinus argenteus var. meionanthus L. P. Janeway 1990-6-4 3695 Plumas Plumas National Forest. Little Long Valley, E-facing side of canyon; along rd 23N12 ca 0.6 mi N of jct with rd 23N51. 1722 Comment
  SEINET10874089  Lupinus breweri Mary Susan Taylor 1982-6-1 Taylor 4578 Plumas T26N R9E se/sw sec 6. Almanor NE quad. On n edge of 27N39 spur rd off 26N18, Long Valley Mine area, ca. 4 air mi w of Greenville. 5000 ft. 1524 Comment
  SEINET10485026  Lupinus burkei Duane Isely, I. Isely 1971-7-13 Isely 11402 Plumas At sulphur creek, state #89, s blairsden, 15 mi. N intersection state #89 and 49, Plumas co., Calif. Along wet roadside ditch, agricultural area flowers bright violet. Comment
  SEINET10906959  Lupinus caudatus Mary Susan Taylor 1982-6-28 Taylor 4754 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  SEINET10870976  Lupinus confertus Charles Piper Smith 1921-7-16 Smith 3433 Plumas Taylorsville - lower indian creek bridge. Comment
  SEINET10870977  Lupinus confertus Robert F. Thorne, C. W. Tilforth 1969-9-6 Thorne 39226 Plumas Just S of Beckwourth and S of the Feather river on Co. Hwy A24. 1356 Comment
  CAS-BOT-BC215363  Lupinus dalesiae M. S. Taylor 1982-6-16 4678 Plumas N side of 24N26, 0.5 mile W of its jct with Quincy-LaPorte Road, ca. 3 miles SE of Quincy 1645 Comment
  CAS-BOT-BC215369  Lupinus dalesiae M. S. Taylor 1982-6-3 4600 Plumas Road cut on N side of White Cap Road 1.1 and 1.2 miles S of its junction with Peoria Creek Road, ca. 4 miles SW of Sloat 1524 Comment
  CAS-BOT-BC215370  Lupinus dalesiae M. S. Taylor 1982-6-3 4602 Plumas Flat saddle above Bell Bar Creek Drainage, on 23N45Y, 0.4 mile E of its jct with White Cap Road, ca. 4 miles SW of Sloat 1584 Comment
  CAS-BOT-BC215376  Lupinus dalesiae M. S. Taylor 1982-6-17 4694 Plumas S side of 23N44Y, 0.8 mile SE of its junction with Peoria Creek Road (23N10), ca. 3 air miles SW of Sloat 1706 Comment
  CAS-BOT-BC215400  Lupinus dalesiae L. P. Janeway 1990-6-8 3706 Plumas Little Long Valley, along road 23N12 ca 0.6 mile N of junction with road 23N51 1722 Comment
  CAS-BOT-BC215406  Lupinus dalesiae Charles Piper Smith 1947-5-22 47339 Plumas Quincy Road, 3.9 miles E of Meadow Valley Comment
  CAS-BOT-BC215413  Lupinus dalesiae M. S. Taylor 1982-8-23 5040 Plumas Virgilia-Meadow Valley Road (25N17), 0.3 and 1.0 mile W of its junction with Hambly Ravine turnoff (25N20), ca. 0.5 air mile S of Virgilia 1188 Comment
  CAS-BOT-BC215419  Lupinus dalesiae Gladys L. Smith 1976-6-7 4591 Plumas Central area of summit ridge, secondary road from Route 70 to La Porte 1950 Comment
  CAS-BOT-BC215422  Lupinus dalesiae M. L. Conrad; Dunn; LeDoux 1973-6-5 7058 Plumas 5.2 miles W of junction of Highway 70 and Meadow Valley Road in Quincy 1219 Comment
  CAS-BOT-BC215425  Lupinus dalesiae E. K. Balls; L. W. Lenz 1956-6-20 21844 Plumas 2 miles SE of Spring Garden, US Highway, Quincy to Portola 1249 Comment
  CHSC34757  Lupinus dalesiae M. S. Taylor 1981-6-15 3904 Plumas Jct of 24N27 and 24N27 (a loop around Smith Lake), ca. 2 mi n of its jct with Bucks Lake Rd, ca. 3 mi ne of Meadow Valley. 1158 Comment
  CHSC35902  Lupinus dalesiae M. S. Taylor 1982-5-26 4539 Plumas W side of Quincy-LaPorte Rd, 0.2 mi n of end of pavement, 1.1 mi s of its jct with Fells Creek Rd (23N22), ca. 4 air mi sw of Spring Garden. 1249 Comment
  CHSC35905  Lupinus dalesiae M. S. Taylor 1982-6-23 4719 Plumas S side of 23N43Y, 2.4 mi w of its jct with Peoria Creek Rd (23N10), ca. 1 mi s of English Bar, ca. 6 mi sw of Cloat. 1402 Comment
  CHSC35910  Lupinus dalesiae M. S. Taylor 1982-6-16 4684 Plumas N side of 24N13, ca. 0.1 mi e of its jct with Willow Creek Rd (23N13), ca. 4 air mi se of Quincy. 1584 Comment
  UC1502141  Lupinus dalesiae M. S. Taylor 1982-7-21 4887 Plumas American Valley on ne side of hills s Greenhorn Creek (ca 1.5 mi ne of Quincy); Quincy Quad., American Valley, s of Greenhorn Creek 1066 Comment
  UC727011  Lupinus dalesiae A. A. Heller 1941-5-22 16142 Plumas outside Quincy (just n of Spanish Creek); just n of Spanish Creek Comment
  SEINET10452043  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4521 Plumas T23N R11E ne/se sec 2. Mt Ingalls quad. Sloat burn; along n rdbk of 23n12 and uphill ca. 20 ft into McDermott Ravine, and ravine just e; ca. 1 mi ne of Sloat. 4600 ft. Jeffrey Pine Forest. 1402 Comment
  SEINET10452044  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4527 Plumas T23N R11E sw/ne sec 10. Mt Ingalls quad. Rdbk w side of 509A, ca. 50 ft s of its jct with Hwy 70, 1 mi ne of Sloat, 2.6 mi w of Cromberg. 4300 ft. Jeffrey Pine Forest. 1310 Comment
  SEINET10937075  Lupinus dalesiae Mary Susan Taylor 1982-6-16 Taylor 4678 Plumas T24n r10e nw1/4sw1/4 sec 33. Spring garden quad. Corolla yellow. Mixed Evergreen forest, on open bare phyllite roadcut, n side of 24n26, 0.5 mi. W of Its jct with quincy-laporte rd, ca 3 mi. Se of quincy. With lathyrus Nevadensis. 1646 Comment
  UC338163  Lupinus grayi unknown Plumas Indian Valley Comment
  UC82104  Lupinus grayi Mrs. R. M. Austin July 1876 27 Plumas near Quincy; near Quincy Comment
  JEPS2641 Image available Lupinus lepidus var. artulus W. L. Jepson 1910-6-5 4069 Plumas Warner Valley; ; Warner Valley, Plumas Co. 1524 Comment
  UC1129513  Lupinus lepidus var. confertus C. G. Albertus 1935-7-20 218 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  CHSC34761  Lupinus lepidus var. sellulus M. S. Taylor 1981-8-31 4249 Plumas E side of Rd 114, ca. 0.5 mi n of its jct with Hwy 89, ca. 1.5 mi e of Clio. 1432 Comment
  CHSC97527  Lupinus lepidus var. sellulus Lowell Ahart; John Dittes 2007-6-16 14119 Plumas West of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  UC1482892  Lupinus lepidus var. sellulus LeDoux, Dunn and Conrad 1973-6-5 1082 Plumas jct. Hwy 70 and Twain Road 1066 Comment
  CDA27462  Lupinus lepidus var. sellulus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3093 Plumas 1.8 miles north of Lawrence Street, Quincy, on Highway 70/89. Comment
  UC1129663  Lupinus obtusilobus G. T. Nordstrom 1934-7-18 103 Plumas 3/4 mi w Silver Lake; Plumas National Forest, Bidwell Bar Quad. Comment
  CHSC117550  Lupinus polyphyllus var. burkei Lowell Ahart 2016-7-9 21102 Plumas 40 yards south of the dirt road, 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
  UC1129725  Lupinus polyphyllus var. burkei A. E. Wieslander 1929-6-18 102 Plumas between Constantia and Doyle; Sierraville Quad. Comment
  UC726574  Lupinus polyphyllus var. burkei A. A. Heller 1938-7-2 15235 Plumas along the highway near the river bridge just outside Quincy 1097 Comment
  CHSC13596  Lupinus stiversii J. Pitts 1972-4-29 179 Plumas 9 mi ne of Poe Power Dam on Hwy. 70, on uphill side of the road. Comment
  POM77725  Lupinus vallicola subsp. vallicola C. P. Smith 1921-7-14 3426 Plumas Quincy, near church. Comment
  JEPS114814  Luzula cascadensis Lowell Ahart 2008-8-13 15183 Plumas East of La Porte Road, along the sides 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
  JEPS118426  Luzula cascadensis Lowell Ahart 2011-9-20 17687 Plumas Moist open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  CAS-BOT-BC436674  Luzula comosa var. laxa John Thomas Howell 1960-7-20 35739 Plumas Lassen Volcanic National Park: Boiling Springs Lake to Drakesbad 1828 Comment
  CHSC85993  Luzula comosa var. laxa L. P. Janeway 2003-7-19 7908 Plumas High Cascade Range. Along the south edge of Little Willow Lake. Just above high water line. 1831 Comment
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Oct 3 2006
  CHSC76151  Luzula parviflora G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-26 3342 Plumas 0.75 mile east of Bucks summit on Bucks Lake Road. 1600 Comment
  CHSC46706  Lycopus uniflorus V. Oswald; W. Dempsey 1989-8-24 3961 Plumas Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 11 mi (air) nw of Chester. On the margin of the lake. 1828 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
  CDA5105  Lythrum portula L. Ahart 2006-10-8 13416 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. Comment
  CHSC113636  Lythrum portula Lowell Ahart 2014-8-31 19814 Plumas On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC113976  Lythrum portula Lowell Ahart 2014-11-16 19888 Plumas Along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4-1/2 miles (air) northwest of La Porte. 1536 Comment
  SEINET5343089  Lythrum portula W. Harnach, N. Harnach 2000-8-2 963 Plumas 1.5 miles south of Hwy 70 on A-23, .25 miles east of A-23. South of Beckwourth Sierra Valley Farms 1488 Comment
  SEINET13709366  Lythrum portula Lowell William Ahart, Lowell William Ahart 2001-1 9284 Plumas Edge of Frenchman Creek, Lake Davis (T24N, R13E, sec 29, NW 1/4) 5780 Ft. 1762 Comment
  CAS-BOT-BC343784  Madia elegans David D. Keck 1932-7-3 1620 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  CHSC101856  Madia exigua Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15887 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  CDA15408  Madia glomerata G. F. Hrusa 1996-8-22 13535 Plumas Sierra Valley; at intersection of Antelope Valley Rd. & Hwy 49. Comment
  JEPS107862  Madia glomerata Lowell Ahart, Josephine Guardino 2005-8-9 12262 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1635 Comment
  RSA0118928  Madia glomerata Lowell Ahart 2014-8-26 19774 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  SBBG21778  Madia glomerata D. Myrick 1964-7-21 893 Plumas E of trail parking area, Drakesbad 1737 Comment
  UCR123372  Madia glomerata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6879 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  CAS-BOT-BC342845  Madia glomerata Joseph Andorfer Ewan 1934-7-18 8574 Plumas Sierra Nevada of Plumas County. Along MIddle Fork Feather R. at Portola 1676 Comment
  UC711912  Madia glomerata Roxana S. Ferris and Laura Lorraine 1941-8-9 10430 Plumas near village; Lake Almanor Public Camp Comment
  CDA43021  Madia gracilis L. Ahart 2009-7-21 16112 Plumas West of a man-made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. Comment
  JEPS115869  Madia gracilis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16226 Plumas On dry bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC343257  Madia gracilis David D. Keck 1928-6-15 441 Plumas 1.5 miles west of Blairsden, along Blairsden-Quincy highway 1400 Comment
  CAS-BOT-BC343261  Madia gracilis David D. Keck 1932-7-6 1717 Plumas Halfway between Prattville and Chester 1340 Comment
  CDA8281  Madia gracilis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3082 Plumas Vacant lot east of Lariat Lodge Motel, East Quincy. Comment
  SEINET10475206  Madia gracilis subsp. gracilis Mary Susan Taylor 1982-9-13 Taylor 5131 Plumas T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft. 1487 Comment
  CDA19225  Madia minima G. D. Barbe, T. C. Fuller 1982-6-17 3800 Plumas Plumas National Forest; Junction Gold Lake Road with Highway 89 between Graegle and Clio. 6 mi N of Sierra Co line. 1371 Comment
  UC903104  Madia sativa subsp. dissitiflora Ethel Crum 1937-8-7 1949 Plumas 3 mi w of Lake Almanor 1524 Comment
  CAS-BOT-BC345248  Madia subspicata John Thomas Howell 1967-6-23 42695 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC512092  Maianthemum racemosum subsp. amplexicaule Thomas H. Kearney 1944-8-14 34 Plumas Near Prattville, Lake Almanor Comment
  CHSC100030  Maianthemum stellatum Lowell Ahart 2008-8-14 15202 Plumas 200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  SEINET10475285  Malacothrix floccifera Mary Susan Taylor 1981-7-27 Taylor 4141 Plumas T25N R11E NW 1/4 sec 12. Genesse Valley quad. On granite embankment E side of 25N42 Flournoy Grade, 1.3 mi S of Flour- noy Bridge, ca. 3 mi E of Genesse. 4400 ft. 1341 Comment
  JEPS88533  Matricaria discoidea Vernon H. Oswald and Lowell Ahart 1996-7-15 8014 Plumas Lake Almanor High Cascade Range (e side of arm of lake extending n from the Hwy 36 causeway, s of point where the road to Last Chance Campground (28N11) begins to parallel lake) 1371 Comment
  CHSC20811  Medicago lupulina K. R. Stern 1975-7-24 5848 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC60184  Medicago lupulina L. P. Janeway 1992-7-8 4250 Plumas Plumas National Forest. Little-used pasture flat between Middle Fork Feather River and Mohawk Ranger Station, just west of Bonta Creek. 1319 Comment
  CHSC20814  Medicago sativa K. R. Stern 1975-7-24 5828 Plumas E shore of Lake Almanor. 1371 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
  CDA13562  Melica aristata G. F. Hrusa, T. D. Wilfred 1996-7-22 13390 Plumas Sierra Nevada; PLUMAS NATIONAL FOREST: Dry understory of mixed coniferous forest along Little Long Valley Cr. approx. 1/2 m. N. of Hwy 70 and about 15 m. E of Quincy. Comment
  CHSC64258  Melica aristata B. Castro; R. Zebell 1989-7-20 329 a Plumas Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy. 1539 Comment
  JEPS76219  Melica aristata W. L. Jepson 1939-7-31 19298 Plumas halfway between Meadow Valley and Bucks Valley (Spanish Peak); Spanish Peak 1676 Comment
  SEINET10893681  Melica aristata Mary Susan Taylor 1982-7-7 Taylor 4784 Plumas T23N R11E S26 SW1/4 NW1/4. Johnsville Quad. N side of 23N36 just E of its jct. with 23N35, S slope of Big Hill, ca. 3 air miles S of Sloat. Mixed Evergreen forest. With Eriogonum nudum. 1615 Comment
  CAS-BOT-BC282103  Melica fugax John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54254 Plumas About 2.5 miles SE of Mount Hough on the road to Quincy 1798 Comment
  CHSC41427  Melica fugax Lowell Ahart 1986-7-8 5346 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CHSC87821  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11008 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy. 1344 Comment
  CHSC87991  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11154 A Plumas On the north side of a forest road, small meadow, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CHSC97186  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13993 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
  JEPS115951  Melica fugax Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15905 Plumas About 200 yards west of Lake Almanor Dam, on the north side of the road under the pole line 1421 Comment
  UC580772  Melica fugax E. Sawyer 1935-6-27 191 Plumas 1.6 mi ne Grizzly Peak; Plumas National Forest, Downieville Quad. 1767 Comment
  CHSC80915  Melica stricta Lowell Ahart 2001-7-17 8929 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC264174  Melica subulata John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1534 Plumas Area north of Pond Reservoir, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC264183  Melica subulata Javier Penalosa 1962-6-19 2491 A Plumas Hwy. 40-89, +-6.2 mi. SE of Quincy 1097 Comment
  JEPS102743  Melica subulata Lowell Ahart 2001-7-19 8948 Plumas Steep slope, on the east side of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  JEPS87716  Melica subulata Lowell Ahart 1994-6-17 7355 Plumas about 1 mi e Sly Creek Reservoir (meadow on e side of Sly Creek, about 1 mi n of Schwartz Meadow) 1097 Comment
  UC641676  Melica subulata G. L. Stebbins Jr. 1939-7-6 2911 Plumas Univ. of Calif. Forestry Camp Meadow Valley (Meadow Valley) 1152 Comment
  RSA795731  Mentha arvensis L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16121 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 air miles southwest of Lake Almanor. 1303 Comment
  CHSC81125  Mentha canadensis Lowell Ahart 2001-8-29 9257 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA59923  Mentha canadensis E. K. Balls 1950-9-15 15839 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  RSA59236  Mentha canadensis E. K. Balls 1950-8-31 15539 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  CHSC97574  Mentzelia dispersa Lowell Ahart; John Dittes 2007-6-17 14172 Plumas Near wire box, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CHSC80222  Mentzelia veatchiana L. P. Janeway 1996-6-5 4987 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  CHSC61051  Menyanthes trifoliata Vernon H. Oswald; Lowell Ahart 1993-8-3 5759 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. Locally abundant in water to ca. 3 dm deep in the SE corner of the meadow. 1950 Comment
  CDA15894  Mertensia ciliata var. stomatechoides G. F. Hrusa, B. Smith 1996-7-16 13235 a Plumas Plumas National Forest; about headwaters of Bull Run Creek off USFS 23N12E. Comment
  CAS-BOT-BC428537  Micranthes aprica Alice Eastwood 1918-5-25 6990 Plumas Portola Comment
  CHSC1675  Micranthes aprica V. Holt 1942-7-20 Plumas Long Valley. 1310 Comment
  CHSC21582  Micranthes aprica D. E. Brink Jr.; L. M. Mayer 1975-7-23 Plumas Comment
  CHSC65123  Micranthes aprica Vernon H. Oswald 1995-7-24 7111 Plumas Caribou Wilderness N of Chester, on the trail between Indian Mdw. and Beauty Lake. 2011 Comment
  CAS-BOT-BC429030  Micranthes nidifica Lowell Ahart 1987-5-19 5657 Plumas Near the South Fork of the Feather River, about 1/2 mile north-east of the Feather Fork Mine, about 8 miles north-east of La Porte 1706 Comment
  CHSC62583  Micranthes oregana B. Castro; J. Jurewicz 1993-7-16 482 Plumas Ca 2 air mi W of Bucks Lake, ca 1 mi N of Grizzly Ck, below USFS Rd 23N42B. In drainage. 1597 Comment
  CAS-BOT-BC348338  Micropus californicus Walter Knight; Irja Knight 1968-6-11 2345 Plumas In Butterfly Valley proper 944 Comment
  CDA18761  Microseris nutans G. D. Barbe, T. C Fuller 1982-7-16 3756 A 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
  JEPS35650  Microseris nutans W. L. Jepson 1910-6-4 4057 Plumas Big Meadows Big Meadows (Pine Flats) 1341 Comment
  CHSC53207  Microsteris gracilis L. P. Janeway 1989-6-14 3309 Plumas Plumas National Forest. Along southerly side of Red Clover Valley. 1685 Comment
  CHSC97198  Microsteris gracilis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13997 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC81629  Mimetanthe pilosa 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) northeast of Quincy. 1522 Comment
  JEPS28611  Mimulus breweri George W. Gillett 1957-7-17 791 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  RSA794950  Mimulus guttatus L. Ahart, John Dittes 2009-7-28 16202 Plumas On the northwest side of a logging road, seeps, slope northwest of the mine, west above Forest Service Road 27N28Y, 2.9 air miles northwest of Butt Valley Reservoir Dam. 1582 Comment
  RSA59677  Mimulus guttatus E. K. Balls 1950-9-9 15746 Plumas West of Lakes Center Public Campground in small creek running into south end of small lake. 2043 Comment
  JEPS122101  Mimulus lewisii Lowell Ahart 2014-8-24 19754 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
  CDA14748  Mimulus mephiticus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3294 Plumas Diamond Mountain Road 0.5 mile southwest of Engle Mine townsite. 1219 Comment
  CDA19327  Mimulus mephiticus G. D. Barbe 1982-6-17 3820 a Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC11079  Mimulus moschatus Lowell Ahart 1968-6-29 Plumas Two miles east of LaPorte. 914 Comment
  CHSC73444  Mimulus moschatus B. Castro; L. Gehrung 1995-8-31 609 B Plumas Mosquito Flats Meadow. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd23N18. Towards S end of meadow. 1676 Comment
  JEPS28622  Mimulus nanus var. jepsonii George W. Gillett 1957-7-18 808 Plumas ne side Boiling Springs Lake; Lassen Volcanic National Park 1813 Comment
  RSA71300  Mimulus nanus var. mephiticus L. S. Rose 1951-6-27 51041 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  UC569873  Mimulus nanus var. mephiticus E. Sawyer 1935-6-27 198 Plumas 1.4 mi se Crow; Sierraville Quadrangle 1706 Comment
  JEPS102478  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
  UC711934  Mimulus pulsiferae Roxana S. Ferris and Laura Lorraine 1941-8-9 10433 Plumas about 2 1/2 mi from Lake Almanor Public Camp (State Hwy #89 on road to Chester) Comment
  CHSC113635  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. 1536 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
  CHSC39384  Minuartia nuttallii subsp. gracilis M. S. Taylor 1982-6-1 4583 Plumas N side of 204, ca. 1air mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 1524 Comment
  CHSC67670  Monardella follettii James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2554 Plumas Rich Gulch Rd. 3.0 mi N of Hwy. 70 on slope W of and adjacent to road (26N22) S of Red Mtn. turnoff. Comment
  UCSC008318  Monardella follettii Brett Smith 2012-7-27 BAS 013 Plumas 60m N of Grizzly Creek, 1345 Comment
  CDA40934  Monardella follettii James D. Jokerst, R. A. Schlising, & L. Ahart 1985-8-12 2554 Plumas Rich Gulch Road, 3.0 miles north of Highway 70 on slope west of and adjacent to road (26N22) south of Red Mountain turnoff. 0 Comment
  CHSC118721  Monardella follettii Noah Siegel; Wendy L. Boes 2015-6-12 2015003 Plumas Lassen National Forest. Cottonwood Meadow ultramafics, between Forest Service road 26N08 and Lead Gulch. UTM 648821 E, 4439781 N, NAD83 Zone 10N. 1340 Comment
  SEINET10582330  Monardella follettii A. Graff 1993-7-22 Graff 315 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
  JEPS120753  Monardella odoratissima Lowell Ahart 2013-9-11 19024 Plumas On east side of Antelope Creek, Strand of Antelope Lake, west of the paved road, south of Antelope Creek about 16 air miles NE of Taylorsville. Comment
  CAS-BOT-BC318578  Monardella odoratissima Lowell Ahart 1977-8-2 s.n. Plumas About 1 mile W of Pilot Peak, about 15 miles NE of La Porte. 2000 Comment
  CHSC104777  Monardella odoratissima subsp. glauca L. P. Janeway 2010-8-19 10167 Plumas Northern High Sierra Nevada. Plumas National Forest; uppermost (northeastern) end of Lumpkin Ridge, 1.6 air km northwest of the Little Grass Valley Reservoir dam; along Road 22N86Y 1.0 km southwest of Road 22N27 (Lumpkin Road). 1797 Comment
  JEPS122179  Monardella odoratissima subsp. glauca Lowell Ahart 2014-8-26 19788 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  RSA60024  Monardella odoratissima subsp. glauca E. K. Balls 1950-9-1 15584 Plumas east shore of Long Lake, toward Mt. Elwell 2104 Comment
  SEINET10498942  Monardella odoratissima subsp. glauca Mary Susan Taylor 1982-7-21 Taylor 4897 Plumas T23N R10E sw/nw sec 14. Onion Valley quad. Summit of Little Volcano, ca. 5 mi se of Quincy. 5801 ft. Dry rocky outcrop. 1768 Comment
  CAS-BOT-BC222107  Monardella odoratissima subsp. pallida Wayne Roderick 1967-8-5 s.n. Plumas Luther Ridge, Plumas-Sierra County line 2133 Comment
  CHSC60103  Monardella odoratissima subsp. pallida L. P. Janeway; Garrett Gibson 1992-6-16 4237 Plumas Plumas National Forest. About 0.5 mi north-northwest of Beckwourth Peak and 2.5 mi south-southeast of Portola. 1889 Comment
  CHSC64098  Monardella odoratissima subsp. pallida B. Castro; L. Hanson 1988-7-15 274 Plumas On top of Mt. Harkness, within 50 ft of lookout tower. 2452 Comment
  SEINET12334046  Monardella odoratissima subsp. pallida L. P. Janeway 1989-1 3484 Plumas Johnsville quad T23N R12E NE? of sec21, Along Jackson Creek, rd 23N11 2.3mi from hwy 70/89,then 2.2? 1783 Comment
  RSA0010390  Monardella odoratissima var. follettii W. I. Follett 1937-8-2 108 Plumas Rich Gulch (northeast slope of Red Hill), east branch of North Fork Feather River. 1280 Comment
  CAS-BOT-BC220488  Monardella sheltonii Lewis S. Rose 1966-7-27 66062 Plumas Butterfly Creek & Spanish Creek, 1 mi. s. of Keddie 883 Comment
  CHSC21673  Monardella sheltonii D. Brink; L. Mayer 1975-8-1 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC52050  Monardella sheltonii L. P. Janeway 1989-6-9 3285 Plumas Cyn of E Br N Fk Feather River; s'ly facing roadcut along hwy 70 6.4 mi E of river mouth and Caribou Rd. 853 Comment
  SEINET10582352  Monardella sheltonii A. Graff 1993-7-21 Graff 280 Plumas Plumas National Forest. Hwy. 70, .3 miles northwest of its junction with USNFS Rd. 23N06 (just past Mohawk), on the northeast side of the road. T22N,R12E,S5. Growing in sandy clay with Pinus jeffreyi and scrub. Mid-bloom. Bombus sp. Comment
  SEINET10928193  Monardella sheltonii A. Graff 1993-7-22 Graff 324 Plumas Plumas National Forest. 1.5 miles north on Caribou Rd. (USNFS Rd. 27N26) from Hwy. 70, on right roadside. T25N,R7E,S8. Serpentine. Tiger swallow tail. Comment
  SEINET12334047  Monardella villosa subsp. sheltonii L. P. Janeway 1989-1 3398 Plumas Spring Garden quad T24N R10E NE? of sec22;Low W-facing roadcut along hwy 70/89, SE of Quincy, 0.9mi* 1097 Comment
  CAS-BOT-BC444859  Montia fontana John Thomas Howell 1960-7-21 35864 Plumas Lassen Volcanic National Park. On trail to Little Willow Lake 1767 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
  CAS-BOT-BC445084  Montia linearis Alice Eastwood 1918-5-25 6988 Plumas Portola Comment
  CHSC60552  Montia linearis L. P. Janeway 1992-5-14 4176 Plumas Plumas National Forest. Beckwourth Ranger District. Westside Compartment. North side of Big Grizzly Creek at nortwest end of Lake Davis. 1764 Comment
  CAS-BOT-BC445079  Montia linearis M. Nakagawa 1980-5-17 41 Plumas Marble Hot Springs Road 1 mile E. of Junction w/ A23 ditch along side road 1524 Comment
  SEINET5334397  Montia linearis J. Young 1982-1 s.n. Plumas Dye Creek Meadow 1524 Comment
  CHSC21710  Montia parvifolia F. T. Griggs; A. Pass 1975-7-8 96 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC267006  Muhlenbergia filiformis John Thomas Howell 1959-9-22 34869 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC267013  Muhlenbergia filiformis E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  CAS-BOT-BC267019  Muhlenbergia filiformis L. P. Janeway 1984-9-1 1134 Plumas Lakes Basin, on Sierra crest W of Mt Elwell 2164 Comment
  CHSC75957  Muhlenbergia filiformis G. F. Hrusa 1996-8-2 13432 Plumas Sierra Nevada. Slope at SW base of ridge between Argentine Rock and Taylor Rocks, 1 mi. NW of Argentine Rock. Old roadbed; trib. of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1900 Comment
  JEPS102719  Muhlenbergia filiformis Lowell Ahart 2001-10-8 9314 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  RSA129386  Muhlenbergia filiformis G. Burks 1933-8-8 29 Plumas 4 1/4 miles NE Cammel Park. 1707 Comment
  CAS-BOT-BC275301  Muhlenbergia mexicana John Thomas Howell 1959-9-21 34746 Plumas Sand bars of Feather River, N Fork near Belden 701 Comment
  SEINET11688465  Muhlenbergia richardsonis Unknown 1985-1 5126 Plumas Little Grass Valley Res., where South Fork of Feather River flows into lake, 4.25 mi NE of La Porte 1585 Comment
  RSA218997  Myosotis scorpioides J. L. Gentry Jr., David Vierig 1968-6-21 2084 Plumas 3.2 miles northwest of Hwy. jct. Calif. 89 & A15 on Calif. 89. Comment
  RSA496341  Myosotis scorpioides Elaine Joyal, D. Mehlman 1988-6-30 1300 Plumas Mill Creek and its tributaries, 2-2.5 mi S of Graeagle along hwy #89. 1200 Comment
  UC1560389  Myosotis scorpioides E. Joyal and D. Mehlman 1988-6-30 1300 Plumas 2 - 2.5 mi. s. Graeagle (along hwy. #89, Mill Creek and its tributaries); Mill Creek 1200 Comment
  CAS-BOT-BC392264  Myosurus apetalus Herbert L. Mason 1953-6-16 14554 Plumas Two miles east of Beckwourth Comment
  JEPS116013  Myriophyllum sibiricum Lowell Ahart 2009-9-7 16393 Plumas In 3-4 feet of water, Lake Almanor, about 1000 feet northwest of Lake Almanor Dam 1591 Comment
  SD130500  Myriophyllum sibiricum Fred Sommers 1976-8-10 200 Plumas Sierra Valley Marsh, from ditch along Dyson Lane. 1524 Comment
  HSC77874  Myriophyllum sibiricum Dale K. Hoffman 1977-11-12 Plumas Manzanita Lake, Lassen Nat'l Park Comment
  UCD23272  Nama aretioides var. multiflora Louis K. Mann; Pat Mann 1963-6-17 s.n. Plumas Along U.S. Highway 395, between its junction with U.S. Alternate 40 and Doyle. Comment
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Feb 12 2014
  CHSC43314  Nama lobbii Lowell Ahart 1974-8-7 593 Plumas Along the dirt road near Grizzly Mountain, about 4 miles south of Bucks Lake. 1828 Comment
  JEPS1361  Nama lobbii W. L. Jepson 1939-7-31 19314 Plumas s slope Spanish Peak 2042 Comment
  SD6686  Nama lobbii Mrs. R. M. Austin 1877-1 Plumas Spanish Peak Comment
  CDA17266  Narthecium californicum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16293 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  CHSC37003  Narthecium californicum M. S. Taylor 1982-9-2 5087 Plumas Butterfly Botanical Area, just s of Switchback, ca. 1 air mi w of Keddie. 1188 Comment
  CAS-BOT-BC515772  Narthecium californicum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1679 Plumas Sweetwater Meadow; Butterfly Bontanical Area and Vicinity 1127 Comment
  SEINET3887650  Narthecium californicum D. W. McNeal 1990-8-9 3771 Plumas In the Butterfly Valley Botanical Area nw. of Quincy. Pluams National Forest.; 0 Comment
  CHSC113889  Navarretia capillaris Lowell Ahart 2014-8-24 19761 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
  CHSC21576  Navarretia capillaris D. E. Brink Jr.; L. M. Mayer 1975-7-22 Plumas Bucks Lake. 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
  UC908173  Navarretia divaricata Herbert L. Mason 1924-6-20 1087 Plumas near Gold Lake (on trail from Gold Lake to Graeagh Camp) Comment
  CDA19244  Navarretia divaricata subsp. divaricata G. D. Barbe, T. C. Fuller 1982-6-17 3819 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC89297  Navarretia divaricata subsp. divaricata G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3228 Plumas Sierra Nevada. 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  JEPS124032  Navarretia intertexta subsp. propinqua Lowell Ahart 2015-7-4 20279 Plumas About 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CDA20258  Navarretia leptalea G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3133 Plumas Sierra Nevada; 3.25 mi w of Round Valley Reservoir Dam; 0.25 mi e of junction with road to Canyon Dam (i.e. s arm of Lake Almanor). 1633 Comment
  CHSC10634  Navarretia leptalea Lowell Ahart 1970-6-25 Plumas Six miles NW of La Porte. 1828 Comment
  CHSC26156  Navarretia leptalea Detzer; Sacks 1977-7-28 33 Plumas Roadbank. 1853 Comment
  SBBG32371  Navarretia leptalea L. S. Rose 1967-7-11 67159 Plumas Mt Hough Rd, 9.5 mi NE of Quincy Junction 1249 Comment
  CDA13363  Navarretia leptalea subsp. bicolor G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13212 Plumas Sierra Nevada; N side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  CHSC113615  Navarretia leptalea subsp. leptalea Lowell Ahart 2014-8-31 19829 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC56562  Navarretia leptalea subsp. leptalea L. P. Janeway 1984-7-15 920 Plumas Along dirt road on south side of Frenchman Hill; ca 3 mi west-southwest of Bucks Lake. 1737 Comment
  JEPS46200  Navarretia leptalea subsp. leptalea Duncan Dunning 1922-7-16 Plumas 4 mi n Gibsonville (summit near Onion Valley); Summit near Onion Valley, n of Gibsonville Comment
  CDA40130  Navarretia leucocephala subsp. minima T. C. Fuller 1980-8-5 20297 Plumas South of the railroad, west of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  JEPS13023  Nemacladus interior Rimo Bacigalupi with G. T. Robbins 1955-7-22 5440 Plumas just above Rock Creek junction with the North Fork Feather River (slopes above Rock Creek) 472 Comment
  SEINET10906130  Nemacladus interior Follett 1936-6-28 FOLLETT 62 Plumas Rock Creek Comment
  RSA726410  Nemophila parviflora var. austiniae L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13998 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  CAS-BOT-BC230552  Nemophila parviflora var. austiniae H. M. Hall 1903-7-4 4421 Plumas N Fork Feather River 1341 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
  CDA14130  Nemophila pedunculata G. F. Hrusa 1997-5-3 13820 Plumas Sierra Nevada; W side of Rattlesnake Creek, immed. N of Hwy 70 approx. 15 mi. E of Quincy. Comment
  POM249003  Nemophila pedunculata Lincoln Constance 1938-6-10 2320 Plumas Feather River at Chester, near Lake Almanor. 1220 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
  CHSC4690  Nuphar lutea subsp. polysepala R. Carter 1966-7-10 484 Plumas Found 1/4 mi. S on intersection of Oroville- Quincy Rd. and 24N33 on S side Oroville-Quincy Rd. ca. 50 yds. off road in pond in open meadow. 1524 Comment
  CAS-BOT-BC400101  Nuphar polysepala Robert J. Weatherby 1950-7-28 1497 Plumas Snake Lake, near Quincy 1219 Comment
  JEPS88495  Oenothera elata subsp. hirsutissima Vernon H. Oswald and Lowell Ahart 1996-8-1 8134 Plumas e. Lake Almanor (n.w. of Greenville, n. of Hwy. 89, Old Haun Rd. (Forest Rt. 201) on s. slope of Dyer Mt., ca. 0.9 mi. w. of Hauns Meadow, s.-s.e. of Dyer Mt. Lookout); Dyer Mt. 1463 Comment
  UC140598  Oenothera elata subsp. hirsutissima Mrs. R. M. Austin Aug. 1896 445 Plumas Big Meadows Comment
  JEPS28666  Orobanche pinorum George W. Gillett 1957-7-23 890 Plumas Lassen Volcanic National Park, Summit of Mt. Harkness. Comment
  HSC101682  Orobanche uniflora Dillon North Davis 2013-5-28 9 Plumas 4.1 miles south on FS Road 25N17 from intersection with Highway 70, ~ 400 m northwest of hairpin turn. 1520 Comment
  POM181065  Orthocarpus cuspidatus subsp. copelandii A. A. Heller, P. B. Kennedy 1907-7-3 8700 Plumas Hills above Red Clover Valley Comment
  POM297720  Orthocarpus cuspidatus subsp. copelandii A. A. Heller, P. B. Kennedy 1907-7-3 8700 Plumas Hills above Red Clover Valley Comment
  CHSC60151  Orthocarpus cuspidatus subsp. cryptanthus B. Castro; D. Mastalir 1992-7-23 459 Plumas Ca 4 air mi NW of N end of Frenchman Lake and 3 air mi N of Dixie Mtn, on flat-topped peak at headwaters of North Fork Ramelli Creek. 2328 Comment
  CHSC65180  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart 1995-8-7 7608 Plumas On the north side of the Pacific Crest Trail, about 1 mile (air) west of Pilot Peak. 1950 Comment
  SEINET13755297  Orthocarpus luteus W. Harnach, N. Harnach 1990-7-5 461 Plumas Sierra Valley, first corner east of Co. Rd. A-23 on Marble Lane. 1487 Comment
  JEPS87597  Osmorhiza berteroi Lowell Ahart 1994-7-7 7453 Plumas n side of trail about 3/4 (air) mi se Pilot Peak (Plumas and Sierra Cos.); Pacific Crest Trail, Bunker Hill Ridge 2011 Comment
  CHSC63108  Osmorhiza chilensis Lowell Ahart 1994-7-7 7453 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
  SEINET10454515  Osmorhiza chilensis Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4018 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
  CHSC63109  Osmorhiza occidentalis Lowell Ahart 1994-6-29 7406 Plumas North of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  CAS-BOT-BC316903  Packera eurycephala var. lewisrosei Thomas H. Harris 1969-8-14 s.n. Plumas the ridge between Grizzly and Soda Creeks, ca. 6 miles southwest of Humbug Valley, 9 miles southwest of Lake Almanor. 1432 Comment
  CAS-BOT-BC121001  Paeonia brownii M. S. Taylor 1982-5-7 4418 Plumas Ramelli Ranch, S side of Feather River, ca. 1/2 mile SW of Beckwourth, ca. 1/4 mile E of Calpine Rd (190). Portola Quad 1487 Comment
  SEINET5337440  Paeonia brownii R. J. Holl 1948-5-16 14 Plumas 3 miles west of Beckwith. 1615 Comment
  POM313201  Panicum acuminatum var. acuminatum Malcolm A. Nobs, S. Galen Smith 1949-8-19 1436 Plumas Butterfly Valley. Comment
  HSC10486  Panicum acuminatum var. fasciculatum L. S. Rose 1966-7-27 66070 Plumas Butterfly Valley, 3 mi. W of Keddie. 1067 Comment
  CHSC102098  Panicum capillare Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16220 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  RSA718152  Panicum dichotomiflorum L. 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 Stale Creek., About 1/8 mile northeast of Scales Road, about 5.5 miles (air) northeast of Strawberry Valley. 1282 Comment
  UCD89595  Panicum dichotomiflorum John Thomas Howell 1959-9-26 35065 Plumas Near Virgilia. 838 Comment
  RSA467333  Parnassia palustris var. californica Anstruther Davidson 1928-7-1 s.n. Plumas Feather River. Comment
  CHSC20982  Pedicularis attollens F. T. Griggs; A. Pass 1975-7-23 240 Plumas Cape Lake. Comment
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Mar 4 2018
  CHSC115748  Pedicularis racemosa L. P. Janeway 2015-8-3 11815 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Hwy and Grizzly Summit. 1696 Comment
  CHSC62593  Pedicularis racemosa B. Castro 1987-6-21 134 Plumas E side of Little Grass Valley Reservoir. 1524 Comment
  CDA18756  Pedicularis semibarbata G. D. Barbe, T. C Fuller 1982-7-16 3760 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
  CHSC28920  Pedicularis semibarbata L. Hanson 1979-7-16 36 Plumas On north slope of Mt. Ararat near junc of roads from Lookout Rock and Little Bear Creek. Comment
  CHSC69695  Pellaea brachyptera Vernon Oswald; Lowell Ahart 1997-9-18 8873 Plumas Ca. 4 air mi west of Caribow on Forest Rd. 26N25 (to Mosquito Creek), 2.3 mi northeast of its junction with 26N26 (to Humbug Valley). 1383 Comment
  UC1177847  Pellaea brachyptera P. C. Hutchison Plumas 6 mi n Belden (on rd to Longville) 1828 Comment
  UC399522  Pellaea brachyptera Mrs. Carlotta C. Hall July 1912 9309 Plumas along crest of ridges back from Nelson Point Comment
  CAS-BOT-BC69362  Pellaea breweri Wayne D. Dakan 1973-8-6 s.n. Plumas Thompson Peak near the look-out Comment
  UC1795032  Pellaea bridgesii Ruth Kirkpatrick 2001-7-18 1071 Plumas Eureka Peak 2011 Comment
  POM161709  Penstemon deustus subsp. deustus R. C. Bacigalupi 1927-7-7 1645 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake. Comment
  NY609834  Penstemon deustus var. suffrutescens F. M. Ownbey 1938-7-14 1738 Plumas Below Humboldt Summit, Sierra Nevada Comment
  CHSC49027  Penstemon gracilentus Vernon Oswald 1983-8-4 962 Plumas Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas and Tehama Counties). 1993 Comment
  CHSC53070  Penstemon gracilentus L. P. Janeway 1989-6-30 3450 Plumas Plumas National Forest, Beckwourth Ranger District. Near rd 24N45 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth. 1874 Comment
  HSC97084  Penstemon gracilentus L. Ahart, John Dittes 2005-9-20 12449 Plumas S side of FS Rd. 27N34, 1 mi. NE of Eisenheimer Peak, 0.75 mi. S of Wilcox Valley 2050 Comment
  UC1567362  Penstemon gracilentus School/Ertter 1989-7-3 1935 Plumas near Bear Valley (Diamond Mtns.); , near Bear Valley 1737 Comment
  UC887041  Penstemon gracilentus Anna Head 1920-6-30 Plumas Lake Center Camp , Lake Center Camp (Feather River Region) 1920 Comment
  CDA41879  Penstemon gracilentus T. R. Haig 1962-7-26 s.n. Plumas 2 miles south of Graeagle. Comment
  NY600710  Penstemon gracilentus F. W. Pennell 1940-6-10 25803 Plumas Route 89, east of Almanor 1463.0 Comment
  RSA331945  Penstemon gracilentus Dave Kelly, Walter Wisura 1985-8-1 4090 Plumas Ca 1/2 mile N of Sawmill Tom Creek along Humbug Rd, NE of Jonesville. Comment
  SEINET10547983  Penstemon gracilentus F. Marion Ownbey, Ruth P. Ownbey 1938-7-14 Ownbey 1739 Plumas Dry slope, below humboldt summit, sierra nevada. Comment
  LA209569  Penstemon heterodoxus E. D. Merrill; 1929-7-13 Plumas Sierra Nevada, Silver Lake 1828 Comment
  NY601608  Penstemon heterodoxus var. shastensis V. H. Oswald 1993-8-25 5875 Plumas West side of the south unit of Twin Meadows, ca. 0.5 mile north of the south boundary of the park. 2057.4 Comment
  CHSC73825  Penstemon laetus subsp. laetus B. Castro 1997-6-9 733 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir, on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22N50X which climps the peak. 1694 Comment
  JEPS11614  Penstemon laetus var. leptosepalus R. H. Platt 1891-1 Plumas near Prattville; Sierras, near Prattville Comment
  SEINET4207731  Penstemon laetus var. leptosepalus Mikel R. Stevens 2011-8-27 213 Plumas Walker Plains. Old quarry area (now parking area) at junction of Bucks Lake Rd (Oroville Quincy Hwy) with Basalt Rd. Ca 12.5 mi S of Bucks Lake on Bucks Lake Rd. East side of Rd.; 0 1559 Comment
  CAS-BOT-BC27139  Penstemon neotericus David Daniels Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463 Comment
  NY627281  Penstemon neotericus F. M. Ownbey 1938-7-14 1742 Plumas 1 mile southeast of Prattville Comment
  RSA6234  Penstemon neotericus D. D. Keck 1932-7-6 1719 Plumas 12 miles west of Chester. 1585 Comment
  HSC21039  Penstemon newberryi R. Spellenberg 1964-6-18 473 Plumas 2 mi. W of Lassen National Park boundary on Hwy. 44 Comment
  HSC22972  Penstemon newberryi John Pratt 1970-6-30 54 Plumas Humboldt Summit Comment
  SEINET4207497  Penstemon newberryi Mikel R. Stevens 2011-8-27 216 Plumas Ca 14 rd mi N of La Porte on Quincy La Porte Rd, ca 0.2 rd mi past intersection with Fingerboard Rd. Ca 6.8 air mi NE of Little Grass Valley Reservoir.; 0 1922 Comment
  UCD124293  Penstemon newberryi Donna Allen 1977-5-5 s.n. Plumas Fether River Canyon Road, 25 miles south of 89 junction. 1219 Comment
  POM147040  Penstemon newberryi subsp. newberryi Alice Eastwood 1927-06 s.n. Plumas On road from Long Valley. United States Forest Reserve. Comment
  UCD67959  Penstemon newberryi var. berryi Stephen Brown 1974-5-4 135 Plumas Feather River Canyon, 1 mile up Rock Creek. Yellow Pine Forest. Gravel soil on granite parent material. Xeric area with afternoon sunlight. Perennial shrub, 3 dm high. Locally abundant. 609 Comment
  CAS-BOT-BC239292  Penstemon newberryi var. berryi Ella Dales Cantelow 1940-5-11 4476 Plumas Nr. Meadow Valley Creek Ford Comment
  CAS-BOT-BC239295  Penstemon newberryi var. berryi Elmer I. Applegate 1934-5-3 8908 Plumas Near and west of Meadow Valley 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
  SEINET11097927  Penstemon personatus D. M. Thompson 1988-1 973 Plumas 3.1 road miles north of Bucks Lake Road (and Meadow Valley) on Schneider Creek Road. At junction of Schneider Creek Road (USFS Road 23N16) and USFS Road 24N47X (to Big Creek); Bucks Lake NE Quad. 1585 Comment
  JEPS11516  Penstemon roezlii W. I. Follett 1942-7-27 133 Plumas Deadwood Summit 1386 Comment
  CHSC62594  Penstemon rydbergii var. oreocharis B. Castro 1987-6-21 135 Plumas E side of Little Grass Valley Reservoir. 1524 Comment
  NY651298  Penstemon rydbergii var. oreocharis Mrs. A. L. Coombs 1902-7-7 s.n. Plumas Prattville Comment
  UC565589  Penstemon rydbergii var. oreocharis Herbert L. Mason 1926-7-26 1095 Plumas near Blairsden (Feather River); Feather River - near Blairsden Comment
  UC565592  Penstemon rydbergii var. oreocharis Herbert L. Mason 1924-6-16 1039 Plumas near Blairsden; Feather River - near Blairsden Comment
  UC1063514  Penstemon speciosus E. Sawyer 1935-6-14 128 Plumas two mi n Beckwith; Plumas National Forest, Sierraville Quad. 1615 Comment
  NY660834  Penstemon speciosus F. W. Pennell 1940-6-11 25811 Plumas Route 24, Spring Garden 1341.1 Comment
  RSA726452  Perideridia bolanderi subsp. bolanderi L. Ahart, John Dittes 2007-6-16 14146 Plumas West of a small stream, about 200 yards south 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. 1648 Comment
  UC1123112  Perideridia bolanderi subsp. bolanderi D. Axelrod 1934-6-9 33 Plumas 2 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle 1767 Comment
  CHSC70217  Perideridia lemmonii B. Castro; R. Zebell 1989-8-7 363 Plumas Ca. 2.5 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.25 mi WSW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1859 Comment
  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
  UC1389946  Perideridia lemmonii T. I. Chuang and R. Bacigalupi 1963-8-2 5919 Plumas Childs Meadow 1463 Comment
  CHSC110249  Perideridia parishii subsp. latifolia L. P. Janeway 2012-8-28 11054 Plumas Northern High Sierra Nevada. Meadow at north end of Rock Is-land Ridge 1.1 km southeast of Soapstone Hill; west side of inter-section of Road 23N18 and its D spur. 1593 Comment
  HSC100144  Perideridia parishii subsp. latifolia G. Douglas Barbe, T. C. Fuller and J. T. Howell 1981-6-23 3155 Plumas Long Valley, 0.4 mi. S of junction of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Rd. 1634 Comment
  CAS-BOT-BC419043  Persicaria lapathifolia Thomas H. Kearney 1944-8-14 43 Plumas Near Prattville, Lake Almanor Comment
  CHSC113589  Persicaria maculosa Lowell Ahart 2014-8-24 19737 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CAS-BOT-BC419236  Persicaria maculosa Robert J. Weatherby 1950-7-21 1469 Plumas East Quincy 1036 Comment
  SEINET3840873  Phacelia hastata var. hastata M. I. Wibawa, Thomas C. Fuller, G. Douglas Barbe 1982-6-17 3839 Plumas Frenchman Lake, Crystal fishing access, marshy arm of the lake at the paking lot 1700 Comment
  JEPS113466  Phacelia heterophylla subsp. virgata Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14018 Plumas Around trees, east side of an open rocky flat, along the edge of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  RSA170277  Phacelia heterophylla subsp. virgata W. I. Follett 1937-6-13 92 Plumas Rich Gulch 1174 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
  RSA59115  Phacelia humilis var. humilis E. K. Balls 1950-8-31 15519 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  UCD120532  Phacelia humilis var. humilis Michael A. Vincent 1999-6-7 8522 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  OBI76964  Phacelia hydrophylloides Anthony Baniaga 2011-8-2 481 Plumas Lassen Natl Forest. Along F.S 10, 30 ft E of rd, ca 1/8 mi SW of Echo Lake. red cinder Quad T30N R7E sec 26 sE of SW 1950 Comment
  SEINET10496976  Phacelia linearis Mary Susan Taylor 1982-5-19 Taylor 4482 Plumas T23N R14E se/nw sec 32. Portola quad. Sandy open slope on w facing ridge, ca. 1.5 mi e of Portola. 5600 ft. 1706 Comment
  CHSC100318  Phacelia mutabilis Lowell Ahart 2008-8-14 15194 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  CHSC96852  Phacelia mutabilis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14044 Plumas East side of an open rocky flat, under pine trees, about 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  UC1051799  Phacelia mutabilis L. R. Heckard 1952-6-20 317 Plumas in front of P.G.E. Camp Almanor (along Hwy 89 s of dam); Lake Almanor 1402 Comment
  CHSC46638  Phacelia racemosa Lowell Ahart 1989-7-2 6350 Plumas In small openings, north of here the dirt road forks, the south fork leads to the Lookout to Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles north-east of La Porte. 2103 Comment
  CAS-BOT-BC265830  Phalaris arundinacea John Thomas Howell; Gordon H. True 1967-7-9 43243 Plumas North Fork of Feather River at Belden, Sierra Nevada 685 Comment
  SEINET13709913  Phalaris arundinacea Lowell William Ahart, Lowell William Ahart 2001-1 9191 Plumas Near Strand of Lake Almanor, S of Jct. to Rd. to Last Chance Marsh and Poor Rd. to Causway of Hwy 36, 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  SEINET208633  Philadelphus californicus Lewis S. Rose 1967-7-9 67139 Plumas Caribou, North Fork, Feather River. 914 Comment
  UC569817  Philadelphus lewisii G. T. Nordstrom 1934-7-2 166 Plumas one mi se Mount Ararat; Bidwell Bar Quadrangle 1584 Comment
  CAS-BOT-BC253532  Phleum John Thomas Howell; H. Keith Wagnon 1980-5-28 53687 Plumas Indian Falls, Sierra Nevada 975 Comment
  CDA2313  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas West side of Lake Almanor Comment
  UCD89641  Phleum pratense R. Tofsrud 1948-8-1 s.n. Plumas Near Quincy. Comment
  JEPS127322  Phlox douglasii Lowell Ahart 2016-6-29 21070 Plumas Top of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  SJSU15168  Phlox longifolia N. A. Hopkins 1993-6-16 1733 Plumas by Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  CHSC25050  Phlox speciosa subsp. occidentalis L. Morgan 1972-4-23 2 Plumas On n side of Forbestown Road, 5.5 mi w of La Porte. 1249 Comment
  CHSC76138  Phlox speciosa subsp. occidentalis G. F. Hrusa 1997-5-30 13824 Plumas Sierra Nevada. Near summit of hill on E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1350 Comment
  CHSC89302  Phoenicaulis cheiranthoides G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16331 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-BC135162  Phoradendron juniperinum M. S. Taylor; M. Foster 1981-8-13 4177 Plumas top of hill, N & NE side of W flank of Wheeler Peak ridge, ca. 5 air mi N of Genesee 1981 Comment
  CAS-BOT-BC135165  Phoradendron juniperinum Wayne Dakan 1968-7-1 s.n. Plumas Butterfly Valley. Sierra Nevada Comment
  CHSC63481  Phoradendron libocedri Lowell Ahart 1994-7-28 7533 Plumas On dry open bare serpentine soil, near a small ravine, north-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  CAS-BOT-BC58834  Phyllodoce breweri C. C., Mrs. Bruce 1898-1-1 1229 Plumas Near Cinder Cone Comment
  CAS-BOT-BC142217  Physocarpus capitatus Walter Knight; John Thomas Howell; Irja Knight 1966-7-27 1552 Plumas Along the bed of Butterfly Creek near mouth - Butterfly Botanical Area and vicinity 914 Comment
  RSA451853  Physocarpus capitatus Anstruther Davidson 1928-7-1 s.n. Plumas Feather River [county not specified: Butte, Plumas or Sierra] Comment
  CHSC33871  Pinus jeffreyi M. S. Taylor 1981-5-10 3673 Plumas N side of Antelope Lake, ca. 1/4 mi e of Boulder Creek and USFS Work Center, between rd and lake, ca 20 mi ne of Taylorville. 1536 Comment
  UC496204  Pinus jeffreyi Elmer I. Applegate 1929-6-21 5815 Plumas Kelleys Camp Mt. Lassen region, Warner Valley Comment
  CHSC101925  Pinus lambertiana Lowell Ahart; John Dittes 2009-7-13 16057 Plumas West side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  SEINET9632808 Image available Pinus lambertiana Seville Flowers 1955-6-16 s.n. Plumas Near Crescent Mills; Sierra Nevada Mountains. 1554 Comment
  RSA59457  Pinus monticola E. K. Balls 1950-9-2 15653 Plumas Slightly below Mt. Ingalls Lookout on south slope, north of Grizzly Valley. 2485 Comment
  CAS-BOT-BC228017  Plagiobothrys John Thomas Howell 1926-7-24 2113 Plumas Lake Almanor near Prattville 1371 Comment
  JEPS101228  Plagiobothrys cognatus Dean W. Taylor 2000-8-12 17574 Plumas far eastern shore near Pioneer Cabin Antelope Lake; ; Antelope Lake, far eastern shore near Pioneer Cabin 1524 Comment
  JEPS102656  Plagiobothrys cognatus Lowell Ahart 2001-8-29 9231 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SD6755  Plagiobothrys cognatus unknown 1882-7-21 Plumas Big Meadows Comment
  SEINET10497598  Plagiobothrys cognatus Mary Susan Taylor 1982-7-8 Taylor 4799 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  CHSC40546  Plagiobothrys cusickii Lowell Ahart 1985-9-26 5175 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
  CHSC110627  Plagiobothrys hispidulus B. Castro; L. P. Janeway 2006-6-14 1561 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.9 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1664 Comment
  CHSC87815  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11056 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote. 1777 Comment
  JEPS115706  Plagiobothrys hispidulus Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16150 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CAS-BOT-BC230967  Plagiobothrys hispidulus John Thomas Howell; H. Keith Wagnon 1980-5-27 53618 Plumas 1 mile W of Almanor 1386 Comment
  UC149930  Plagiobothrys mollis Katharine Brandegee 1911-7-30 Plumas Portola Comment
  UC881339  Plagiobothrys mollis L. R. Miller 1936-6-14 Plumas Sierra Valley Comment
  CHSC102152  Plagiobothrys mollis var. mollis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16224 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC97106  Plagiobothrys mollis var. mollis Lowell Ahart; Josephine Guardino 2007-7-20 14327 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  JEPS88534  Plagiobothrys mollis var. mollis Vernon H. Oswald and Lowell Ahart 1996-7-15 8010 Plumas s. side of w. end of Hwy. 36 causeway crossing Lake Almanor e. of Chester; High Cascade Range 1371 Comment
  SEINET10497114  Plagiobothrys scouleri Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5175 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
  RSA189361  Plagiobothrys tenellus L. S. Rose 1967-5-6 67058 Plumas North Fork Feather River; Injun Jim Camp. 610 Comment
  CHSC81137  Plantago major Lowell Ahart 2001-8-29 9252 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SEINET6167876  Platanthera dilatata M. J. Williams 1966-7-11 s.n. Plumas Jamison Creek, above Johnsville. 1676 Comment
  SEINET10470063  Platanthera dilatata var. leucostachys Mary Susan Taylor 1981-1 Plumas Comment
  CHSC60499  Plectritis ciliosa subsp. insignis L. P. Janeway 1992-5-22 4200 Plumas Plumas National Forest, Beckwourth Ranger District. Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. 1493 Comment
  CHSC35267  Plectritis congesta M. S. Taylor 1981-5-11 3685 Plumas Granitic slope in forest along path, ca. 1/2 mi s of Flournoy Bridge and jct of Hwy 89 and Beckworth-turnoff, ca. 5 air mi e of Genesee. 1158 Comment
  SEINET10464982  Plectritis macrocera Mary Susan Taylor 1974-5-18 Taylor 251 Plumas Vicinity of Tobin and Butterfly Valley, Hwy 70. 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
  CHSC74049  Poa bolanderi B. Castro 1997-8-28 781 Plumas Ca 4.5 air mi NE of Little Grass Valley Reservoir, on ridge system west of Pilot Peak, on N side of USFS Rd 22N60. Ridgetop, a few yards N of Pacific Crest Trail. 1987 Comment
  CAS-BOT-BC254974  Poa bulbosa L. W. Swift 1934-5-12 110 Plumas Taylorsville 1097 Comment
  CHSC97605  Poa bulbosa Lowell Ahart; John Dittes 2007-6-16 14115 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SEINET10593528  Poa bulbosa R. K. Brummitt 1998-5-17 Brummitt 19879 Plumas Rte. 89 near Inkian Falls, 2 km from Rte. 70 junction; roadside shale in valley bottom. Comment
  SEINET10657846  Poa bulbosa Mary Susan Taylor 1981-5-11 Taylor 3684 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. 1158 Comment
  CAS-BOT-BC255127  Poa cusickii A. A. Heller; P. B. Kennedy 1907-7-5 8751 Plumas Red Clover Valley Comment
  SEINET10658723  Poa cusickii A. Arthur Heller, Patrick B. Kennedy 1907-7-5 Heller 8751 Plumas Red Clover valley. Comment
  CHSC100868  Poa cusickii subsp. cusickii L. P. Janeway; B. Castro 2008-6-8 9400 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
  CHSC96922  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-BC246853  Poa nemoralis John Thomas Howell 1977-6-21 52386 Plumas Seneca 1097 Comment
  CAS-BOT-BC247278  Poa palustris John Thomas Howell 1951-6-28 27648 Plumas Johnsville 1584 Comment
  UC1024713  Poa palustris Leo Whitney 1934-8-22 2130 Plumas ca 15 mi n Beckwith (Willow Creek); Plumas Nat'l Forest 1950 Comment
  UCD169443  Poa palustris Lowell Ahart; John Dittes 2005-9-19 12371 Plumas About 6 miles (air) southwest of Antelope Lake. On the east side of Taylor Lake. 2076 Comment
  CAS-BOT-BC247379  Poa pratensis W. Harnach; N. Harnach 1991-6-21 561 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23 1487 Comment
  CAS-BOT-BC247384  Poa pratensis Mary S. Clemens 1920-6-8 16 Plumas Greenville Comment
  CHSC44588  Poa pratensis Lowell Ahart 1977-8-8 1546 Plumas On a dam, in Onion Valley Meadow, east of the small lake, about 1 mile north-west of Pilot Peak, about 15 miles north-east of La Porte. 1828 Comment
  CHSC87984  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11165 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  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
  CDA12084  Poa secunda G. F. Hrusa, G. L. Webster 1989-5-1 7025 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  UC1024661  Poa secunda subsp. juncifolia Leo Whitney 1934-8-10 2188 Plumas ca 10 mi nw Portola; Plumas Nat'l Forest, Big Grizzly Valley 1828 Comment
  UCD92409  Poa secunda subsp. juncifolia R. Tofsrud 1947-7-23 238 Plumas Between Vinton and Beckworth. Comment
  UCD92420  Poa secunda subsp. juncifolia Collector Unknown 1889-6-1 s.n. Plumas Sierra Valley. Comment
  CAS-BOT-BC242971  Poa secunda subsp. secunda A. A. Heller; P. B. Kennedy 1907-7-3 8706 Plumas Hills above Red Clover valley Comment
  JEPS107620  Poa secunda subsp. secunda Lowell Ahart, Josephine Guardino 2005-8-9 12299 Plumas On a steep slope, between the east edge of the meadow and west of the forest, about 50 yards southeast of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  NY546655  Poa sierrae J. T. Howell 1967-5-9 42204 -[male] Plumas Sierra Nevada. 3.5 miles SW of belden, Feather River Canyon 609.6 Comment
  RSA309604  Poa sierrae J. T. Howell 1967-6-23 42740 Plumas 3.5 miles southwest of Belden, Feather River Canyon 610 Comment
  CAS-BOT-BC244166  Poa trivialis John Thomas Howell; Gordon H. True 1968-6-10 44551 Plumas Quincy 1036 Comment
  CHSC118776  Poa wheeleri Chelsea Morgan; Wendy L. Boes 2015-5-25 2015 -004 Plumas Plumas National Forest. On the hillside south of Silver Creek, about 1 mi. downstream from the junction with Jack Meadow Creek, north of Forest Service road 24N29X. (UTM 658936 E, 4437694 N, NAD83 Zone 10N.) 1400 Comment
  CAS-BOT-BC244267  Podagrostis humilis George W. Gillett 1957-7-19 853 Plumas Lassen Volcanic National Park. Just beyond very large spring 1.25 miles above The Devils Kitchen on trail to Sifford Lakes 2057 Comment
  SEINET10496955  Polemonium caeruleum subsp. amygdalium Mary Susan Taylor 1981-6-18 Taylor 3938 Plumas T25N R12E sw/ne sec 25. Grizzly Valley quad. Along spring crossing Beckwourth- Genesee Rd, N of Crystal Greek, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft elev. 1737 Comment
  JEPS69881  Polemonium occidentale subsp. occidentale H. L. Mason 1924-6-26 1038 Plumas Blairsden Comment
  UC909010  Polemonium occidentale subsp. occidentale Herbert L. Mason 1924-6-15 1038 Plumas Graeagle , Graeagle (South Bank Feather River) Comment
  CHSC84940  Polemonium pulcherrimum var. pulcherrimum Lowell Ahart 2003-10-17 10648 Plumas Cliffs northeast of Humboldt Peak, about 3/4 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2103 Comment
  JEPS87770  Polygonum bistortoides Lowell Ahart 1994-6-12 7321 Plumas w side of Faggs Mine Rd near Cedar Flat (sw of a small branch of Willow Creek, about 1 1/4 air mi s of Bucks Lake) 1706 Comment
  CAS-BOT-BC414550  Polygonum douglasii John Thomas Howell 1960-7-18 35569 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC414556  Polygonum douglasii L. P. Janeway 1993-8-5 4498 Plumas Plumas National Forest, La Porte Ranger District. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap 1623 Comment
  RSA715664  Polygonum douglasii L. Ahart 2005-8-9 12261 Plumas Between Lights Creek and Fant Creek, W of Forest Road 27N09 about 6 miles (air) NW of the Boulder Creek Work Center at Antelope Lake. 1636 Comment
  SEINET3405777 Image available Polygonum douglasii Lewis S. Rose 1967-7-9 67142 Plumas Quincy 1036 Comment
  CHSC103128  Polygonum douglasii subsp. douglasii Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16116 Plumas West of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC57092  Polygonum douglasii subsp. douglasii L. P. Janeway 1991-7-11 4071 Plumas Between Smith Peak and the southwest corner of lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  JEPS113780  Polygonum douglasii subsp. johnstonii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13989 Plumas East side of an open rocky flat, 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  POM104561  Polygonum kelloggii Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
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Jan 23 2011
  CHSC32014  Polygonum minimum L. Ahart 1974-8-3 578 Plumas In small meadow above Hopkins Creek near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  JEPS122093  Polygonum minimum Lowell Ahart 2014-8-24 19752 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  SEINET11934480  Polygonum minimum Unknown 1985-1 5139 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of Feather River 1585 Comment
  CDA13947  Polygonum parryi G. F. Hrusa 1997-6-26 13884 A Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CDA13347  Polygonum phytolaccifolium G. F. Hrusa, T. D. Wilfred 1996-7-9 13195 Plumas Sierra Nevada; Grizzly Campground, S of Bucks Lake on Hwy 162. Comment
  CAS-BOT-BC419887  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1955-7-20 30869 Plumas Mohawk 1371 Comment
  CAS-BOT-BC420042  Polygonum polygaloides subsp. kelloggii Lewis S. Rose 1954-5-30 54060 Plumas Johnsville 1600 Comment
  CAS-BOT-BC420045  Polygonum polygaloides subsp. kelloggii Mary Strong Clemens 1920-6-21 s.n. Plumas Quincy Comment
  CHSC46709  Polygonum polygaloides subsp. kelloggii V. Oswald; L. Ahart 1989-8-22 3951 Plumas Lost Lake, ca. 2 mi (air) nnw of Humbug Summit. On the drying strand of the lake. 1950 Comment
  JEPS51275  Polygonum polygaloides subsp. kelloggii W. L. Jepson 1939-8-12 19404 Plumas Ferris Creek; brach of Last Chance Creek 1767 Comment
  CDA14724  Polygonum sawatchense G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3250 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CAS-BOT-BC421040  Polygonum spergulariiforme L. P. Janeway 1989-6-23 3388 Plumas Beckwourth Ranger District, Plumas National Forest. Upper slopes overlooking Crocker Cr from the east. 1874 Comment
  CHSC69527  Polypogon monspeliensis Lowell Ahart 1997-9-11 7902 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/8 mile south of Mosquito Creek, about 5 miles (air) northeast of Belden. 792 Comment
  CHSC21193  Polystichum imbricans F. T. Griggs; A. Pass 1975-7-11 161 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS127190  Polystichum imbricans subsp. imbricans Lowell Ahart 2016-6-29 21058 Plumas About 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC72354  Polystichum imbricans subsp. imbricans Clarence R. Quick 1952-6-29 52 -80 Plumas 1.2 miles south of summit on road between Belden and Humbug Valley Comment
  JEPS97804  Polystichum lemmonii R. Raiche 1988-7-4 80243 Plumas Red Hill (N of Rich Bar) 0.8 mi NW of Deadwood Saddle; Feather River Canyon 1481 Comment
  RSA718793  Polystichum lemmonii L. P. Janeway, David Toren 2006-11-7 8941 Plumas Plusa National Forest; Rogers Lake, in a bowl/cirqie imbedded in the steep northern slope of Red Mountain, 1.2 km south of the confluence of Little Grizzly Creek and Grizzly Creek. 1629 Comment
  CAS-BOT-BC72506  Polystichum scopulinum Lowell Ahart 1980-9-17 2648 Plumas 1/2 mile west of Fowler Pk. 1800 Comment
  UCSB22576  Populus trichocarpa Breedlove, Dennis 1962-6-12 Plumas Upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  SEINET8040806  Porterella carnosula W. Harnach, N. Harnach 1990-5-25 322 Plumas Approx 5 miles S of Beckwourth, Marble Lane, ca 0.75 mile W of bridge. 1486 Comment
  UC1564764  Porterella carnosula V. Oswald and L. Ahart 1989-8-22 3950 Plumas ca 2 mi (air) nnw Humbug Summit (Lost Lake); , nnw of Humbug Summit 1950 Comment
  SEINET10460763  Porterella carnosula Austin AUSTIN s.n. Plumas Big Meadows Comment
  SEINET10460764  Porterella carnosula H. E. Brown Brown 615 Plumas Near Lassen Buttes 1829 Comment
  SEINET10873429  Porterella carnosula Sawyer 1935-6-27 SAWYER 163 Plumas Charlies Valley, northwest of Beckwith, Plumas National Forest 1524 Comment
  CHSC8773  Potamogeton alpinus S. Chulasmai 1966-5-13 32 Plumas Honey Lake. 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
  CHSC85010  Potamogeton gramineus L. P. Janeway; B. Castro 2003-9-7 7986 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. Pond edges. 2063 Comment
  UC1564761  Potamogeton gramineus V. Oswald, L. Ahart, and L. Hanson 1989-7-31 3908 Plumas 6.5 air mi n of La Porte (0.5 air mi w of Fowler Pk., lake at the headwaters of of Fowler (Slate) Creek) 1670 Comment
  SEINET10501681  Potamogeton nodosus Mary Susan Taylor 1981-8-31 Taylor 4261 Plumas California: T2N R13E sw1/4 of se 1/4 sec 4. Blairsden quad. Small creek under RR tracks, off spur road 0.5 mi S of Hwy 70, near Mabie, ca. 3 mi W of Portola. Plumas County. 4800 ft. 1463 Comment
  CAS-BOT-BC453968  Potamogeton pectinatus Mrs. Jos. Clemens 1919-10-27 s.n. Plumas Taylorsville Comment
  SEINET5332684 Image available Potentilla aperta A. A. Heller, P. B. Kennedy 1907-7-18 8882 Plumas Beckwith Comment
  JEPS102811  Potentilla biennis Lowell Ahart 2001-8-29 9237 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CDA13350  Potentilla glandulosa G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13199 Plumas Sierra Nevada; 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC21340  Potentilla glandulosa F. T. Griggs; A. Pass 1975-7-8 116 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC53216  Potentilla gracilis var. fastigiata L. P. Janeway 1989-6-30 3431 Plumas Plumas National Forest. Along Crocker Cr, ca 0.6 mi N of Crocker Mdw and Crocker Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  CAS-BOT-BC540080  Potentilla gracilis var. fastigiata Anna Head 1921-8-5 s.n. Plumas Gold Lake 1981 Comment
  CAS-BOT-BC540403  Potentilla gracilis var. fastigiata John Thomas Howell 1973-7-9 49711 Plumas Sierra Nevada, Crescent Mills 1066 Comment
  CAS-BOT-BC540409  Potentilla gracilis var. fastigiata John Thomas Howell 1955-7-20 30832 Plumas Sierra Nevada, Mohawk 1371 Comment
  CAS-BOT-BC540410  Potentilla gracilis var. fastigiata John Thomas Howell; Gordon H. True 1967-6-11 42574 Plumas Sierra Nevada, meadow at Qunicy 1036 Comment
  CAS-BOT-BC540416  Potentilla gracilis var. fastigiata Elizabeth McClintock 1968-5-18 s.n. Plumas E of Frenchman Reservoir N of Chilcoot. 1706 Comment
  RSA59413  Potentilla gracilis var. fastigiata E. K. Balls 1950-9-8 15712 Plumas Lakes Center Public Campground. 2043 Comment
  UC1191489  Potentilla palustris Malcolm A. Nobs, S. Galen Smith 1949-8-19 1423 Plumas about 2 mi s Greenville (Indian Valley); , s of Greenville Comment
  CDA33857  Potentilla recta Tim Gibson 2010-10-22 PDR# 1409546 Plumas Plumas County Fairgrounds near Lee Road. 0 Comment
  SEINET6636445  Potentilla rivalis var. millegrana W. Harnach, N. Harnach 1990-7-6 466 Plumas Sierra Valley, On the first corner east of Co. Rd. A-23 on Marble Lane 1487 Comment
  CHSC53218  Poteridium annuum L. P. Janeway 1989-6-15 3326 Plumas Plumas National Forest. Along the rd into Jackson Cr campground; cyn of Middle Fk Feather River. 1371 Comment
  UCD113967  Poteridium annuum Tofsrud 1948-7-1 s.n. Plumas Between Meadow Valley and Bucks. Comment
  UC723804  Primula suffrutescens Joseph Andorfer Ewan 1934-7-16 8507 Plumas s shore Long Lake (Mt. Elwell region); , s shore Long Lake 2072 Comment
  CHSC21579  Prunella vulgaris var. lanceolata D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  POM70079  Prunella vulgaris var. lanceolata Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  RSA755328  Prunella vulgaris var. lanceolata L. Ahart, John Dittes 2009-7-13 16042 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  CHSC35283  Prunus emarginata M. S. Taylor 1981-7-26 4111 Plumas N side of Caribou Rd, just e of where French Creek crosses, 4.4 mi ne of jct Caribou Rd and Hwy 70 near Belden. 944 Comment
  CHSC53305  Prunus emarginata L. P. Janeway 1989-6-20 3352 Plumas Plumas National Forest. Slope near top of Crocker Mtn overlooking Red Clover Valley. 2194 Comment
  RSA309589  Prunus emarginata James R. Shevock 1972-5-19 1794 Plumas Hwy. 147, E side of Lake Almanor 1402 Comment
  SEINET10483446  Prunus emarginata Mary Susan Taylor 1981-7-17 Taylor 4046 Plumas T21N R12E ne/sw sec 7, Sierra City NW quad; Lakes Basin, Long Lakes trail on S ridge above Long Lake, ca. 6 air mi S of Mohawk; 6500 ft elev. 1981 Comment
  SEINET10483447  Prunus emarginata Mary Susan Taylor 1982-5-25 Taylor 4531 Plumas 4800 ft. T23N R10E nw/sw sec 25. Blue Nose Mt quad. Jct of Peoria Creek Rd (23N10), and Cold Water Creek, 2.5 mi n of Nelson Creek Bridge, ca. 4 air mi sw of Sloat. 1463 Comment
  CAS-BOT-BC154645  Prunus subcordata Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC154842  Prunus virginiana var. demissa L. P. Janeway 1990-6-8 3709 Plumas North side of Long Valley opposite Sloat, ca 3/4 mi N of Hwy 70/89; bottom of drainage between Little Long Valley Creek and Rattlesnake Creek 1356 Comment
  CAS-BOT-BC154845  Prunus virginiana var. demissa John Thomas Howell 1961-6-21 36648 Plumas Greenville 1097 Comment
  JEPS48765  Prunus virginiana var. demissa John Warren Duffield 1937-5-26 Plumas on country road between Meadow Valley and Quincy ((8 miles), sw Plumas County) Comment
  RSA59264  Prunus virginiana var. demissa E. K. Balls 1950-8-31 15555 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  POM319251  Prunus virginiana var. melanocarpa Patricia Wilder 1971-6-22 5147 Plumas 4.5 miles W of Quincy on Spanish Creek Rd. On N side of road between road and creek. Cascade Mtn Range. Spanish Creek to North Fork Feather River drainage. 1067 Comment
  CHSC113975  Pseudognaphalium luteoalbum Lowell Ahart 2014-11-16 19889 Plumas Along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4-1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC92187  Pseudognaphalium thermale Lowell Ahart; John Dittes 2005-9-19 12405 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  CDA14713  Pseudostellaria jamesiana G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3229 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  CHSC63133  Pseudostellaria jamesiana Lowell Ahart 1994-7-7 7452 Plumas On the north side of Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 miles (air) south-east of Pilot Peak. 2011 Comment
  CHSC76049  Pseudostellaria jamesiana G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3229 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  RSA755004  Pseudostellaria jamesiana L. Ahart 2008-7-16 15100 Plumas West of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 mile west of the bridge where the south Fork of the Feather River flows into Little Grass Valley Reservoir., About 2.5 air miles north of La Porte. 1598 Comment
  CHSC87641  Pseudostellaria sierrae Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10913 Plumas On the east side of Forest Road 25N10, about 2 miles (air) west of Grizzly Peak, about 8 miles (air) northeast of Quincy. 1804 Comment
  JEPS106032  Pseudostellaria sierrae Lowell Ahart, Josephine Guardino 2004-5-24 10938 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
  RSA755811  Pseudotsuga menziesii L. Ahart, John Dittes 2009-7-13 16058 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  CHSC101926  Pseudotsuga menziesii var. menziesii Lowell Ahart; John Dittes 2009-7-13 16058 Plumas East side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  JEPS115099  Pseudotsuga menziesii var. menziesii Lowell Ahart, John Dittes 2009-7-13 16058 Plumas East side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  NY63901  Pseudotsuga menziesii var. menziesii E. Fritz 1936-6-22 8208 Plumas Comment
  CAS-BOT-BC361781  Psilocarphus brevissimus var. brevissimus Thomas H. Kearney 1944-8-14 158 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC362001  Psilocarphus tenellus John Thomas Howell 1962-6-18 37761 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC72611  Pteridium aquilinum Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1592 Plumas Fern Glen. 1097 Comment
  UC485727  Pteridium aquilinum var. pubescens H. F. Copeland 1932-8-24 Plumas Drakesbad Comment
  CAS-BOT-BC453564  Pterospora andromedea Mrs. A. L. Coombs 1906-6-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC460526  Pterospora andromedea Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  RSA59424  Purshia tridentata var. tridentata E. K. Balls 1950-9-2 15660 Plumas S slope of Mt. Ingalls below turnoff to Nye Valley. 2104 Comment
  SD123507  Pycnanthemum californicum Robert F. Thorne 1974-7-30 45005 Plumas Plumas National Forest, Butterfly Valley Botantical Area 1157 Comment
  RSA331942  Pycnanthemum californicum Walter Wisura, Dave Kelly 1985-8-2 4092 Plumas ca. 3.3 mi fr. Hwy 70 at Twain, Just N of Butterfly Botanical Area. Comment
  SEINET10499007  Pycnanthemum californicum Mary Susan Taylor 1981-7-21 Taylor 4086 Plumas T24N R11E nw/ne sec 19, Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi N of jct of 401 and 25N42, ca. 3 mi N of Spring Garden. 4500 ft elev. 1372 Comment
  SEINET10449208  Pyrola californica Mary Susan Taylor 1981-8-20 Taylor 4227 Plumas California: T26N R9E ne1/4 of nw1/4 sec 30. Almanor SE quad. Above spring in Bullfrog Ravine, ca. 3 air mi NW of Indian Falls. Moist shaded brushy Mixed Evergreen Forest. Plumas County. 5600 ft. 1707 Comment
  CAS-BOT-BC466104  Pyrola picta Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  RSA0083323  Pyrola picta Lyman Benson 1932-7-29 4010 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  UCD117817  Pyrola picta G. F. Hrusa 1992-10-8 10502 Plumas Bucks Lake Wilderness. 1828 Comment
  SEINET10449207  Pyrola picta subsp. dentata Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4012 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
  CHSC84530  Pyrrocoma lanceolata var. lanceolata John Dittes; Lowell Ahart 2003-8-8 2003 -90 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 6.3 air-mile southeast of Portola, ca. 4.3 air-mile south by southeast of Beckwourth, ca. 0.2 air-mile east of Beckwourth-Calpine Road (A23). At edge of Dyson Lane. 1487 Comment
  CAS-BOT-BC328159  Pyrrocoma lucida Roxana S. Ferris 1951-9-14 12469 Plumas Between Graeagle adn Calpine just north of Sierra County line (State Highway 89) Comment
  CAS-BOT-BC328162  Pyrrocoma lucida E. K. Balls 1950-9-4 15578 Plumas Opposite Feather River Experiment Station across Highway 24, 4 miles north of Quincy 1066 Comment
  RSA107461  Pyrrocoma racemosa var. paniculata L. S. Rose 1955-7-19 55147 Plumas Vinton. 1506 Comment
  UC1094034  Pyrrocoma racemosa var. paniculata Lewis S. Rose 1955-7-19 55147 Plumas Vinton 1505 Comment
  CAS-BOT-BC362346  Pyrrocoma racemosa var. paniculata John Thomas Howell 1977-8-11 52717 Plumas Chilcoot 1524 Comment
  JEPS108141  Quercus chrysolepis var. nana L. P. Janeway 1994-8-26 4752 Plumas Northern High Sierra Nevada. On top of Lava Top, about 0.8 mi southeast of town of Cascade 1411 Comment
  UCD45963  Quercus durata var. durata John Thomas Howell 1959-9-21 34788 Plumas Serpentine Rich Bar, Plumas Co. El. 2500 ft. 762 Comment
  CAS-BOT-BC62739  Quercus garryana var. breweri John Thomas Howell 1951-6-26 27548 Plumas Feather River Canyon 853 Comment
  UCD169284  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8988 Plumas Along Road 26N22F (to top of Red Hill) 2.4 road km from Deadwood Saddle; 2.6 air km east of the summit of Red Hill. 1594 Comment
  CHSC101795  Quercus kelloggii Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15856 Plumas On the south side of the road, near cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC9709  Quercus kelloggii Nancy Mosman 1971-7-11 76 Plumas On slope along w side of road ca. 1.3 mi s of Belden turnoff and Hwy 70. 1025 Comment
  SEINET10431673  Quercus kelloggii P. A. Lehenbauer 1938-1 s.n. Plumas 3 miles E of Portola. Comment
  SEINET10431683  Quercus kelloggii C. N. Saulisberry 1949-5-28 s.n. Plumas 3 miles N of Quincy. Comment
  CAS-BOT-BC104608  Quercus vacciniifolia J. M. Tucker 1948-7-25 1749 Plumas ca. 3/4 mi West of United Mining Co. mine on SW side of Camel Peak 1554 Comment
  CHSC21120  Quercus vacciniifolia F. T. Griggs; A. Pass 1975-7-2 40 Plumas East of road. Comment
  CHSC82359  Quercus vacciniifolia Lowell Ahart 2002-7-6 9837 Plumas On the southwest side of a meadow, on the west side of the dirt road, on Rock Island Ridge, about 3/4 mile southeast of Soapstone Hill and the Oroville Quincy Highway, about 1 1/2 miles (air) northeast of Four Trees. 1611 Comment
  SEINET10871791  Quercus vacciniifolia Mary Susan Taylor 1982-6-21 Taylor 4702 Plumas T23N R10E ne/se sec 23. Blue Nose Mt quad. E slope of Golden Creek, on both sides of 23N49Y, 0.8-1.0 mi w of its jct with 23N39, ca. 2.7 mi w of White Cap, ca. 4 air mi sw of Sloat. 5400 ft. 1646 Comment
  CAS-BOT-BC379236  Ranunculus alismifolius var. alismellus A. A. Heller; P. B. Kennedy 1907-7-9 8792 Plumas Prattville Comment
  CHSC1470  Ranunculus alismifolius var. alismifolius R. Morford 1931-5-16 Plumas Humbug Valley meadow. 1310 Comment
  UC485116  Ranunculus alismifolius var. alismifolius K. N. Austin July 1896 396 Plumas Kings Valley Lassens Peak Comment
  SEINET8695949  Ranunculus andersonii var. andersonii W. Harnach 1990-3-31 254 Plumas Sierra Valley, W side of volcanic knob to the W of County Road A-23 near Marble Lane (Land belong to Wilson brothers and for sale at present). 1515 Comment
  RSA52862  Ranunculus aquatilis var. capillaceus R. Weatherby 1950-7-7 1454 Plumas Quincy. 1220 Comment
  CHSC46683  Ranunculus aquatilis var. diffusus Vernon H. Oswald 1988-8-5 3625 Plumas Yellow Creek Campground in Humbug Valley, ca. 13 mi (air) s of Chester. In Yellow Creek. 1316 Comment
  SEINET12091403  Ranunculus aquatilis var. diffusus W. Knight, Knight, I. 1983-1 4930 Plumas at Drakesbad guest ranch. Lassen Volcanic Nat. Park 1722 Comment
  CHSC113599  Ranunculus flammula var. ovalis Lowell 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 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
  CHSC60488  Ranunculus glaberrimus var. ellipticus L. P. Janeway 1992-4-2 4146 Plumas Plumas National Forest. West side of Claireville Flat; 1/3 mi southeast of Hwy 70 and 3/4 mi northwest of Middle Fork Feather River. 1484 Comment
  CHSC60489  Ranunculus occidentalis L. P. Janeway 1992-5-13 4174 Plumas Plumas National Forest. North side of Lake Davis and 950 ft north of Rd 112, ca 7 mi northwest of the road to the dam. 1780 Comment
  UC176350  Ranunculus occidentalis A. A. Heller 1913-6-13 10835 Plumas near Marston Station 1066 Comment
  RSA232638  Ranunculus occidentalis var. eisenii Larry E. DeBuhr, Gary D. Wallace 1972-5-21 592 Plumas Plumas Nat'l Forest, Butterfly Valley about 1 mile SW of Keddie. 1189 Comment
  CHSC110297  Ranunculus occidentalis var. ultramontanus B. Castro; L. P. Janeway 2006-6-3 1574 Plumas Northern High Sierra Nevada.West side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1676 Comment
  RSA147071  Ranunculus occidentalis var. ultramontanus Alice Eastwood 1927-6-12 14497 Plumas Forest Lodge, Greenville. Comment
  UC1126212  Ranunculus orthorhynchus var. orthorhynchus P. G. Haddock 1938-5-29 2 Plumas Little Schneider Plumas National Forest, Bidwell Bar Quadrangle 1158 Comment
  SEINET8700857  Ranunculus testiculatus W. Harnach, N. Harnach 2000-4-27 880 Plumas Sierra Valley, intersection of Hwy 49 and Dyson Lane, 6 miles N of Loyalton. 1498 Comment
  JEPS23630  Ranunculus uncinatus Esther C. Fritz 1933-8-1 Plumas above Camp Califorest (UC Forestry Camp) (just off Meadow Valley); Schneider Meadow 1188 Comment
  SEINET12091404  Ranunculus uncinatus I. Knight, Knight, W. 1983-1 4924 Plumas on road between Chester and Drakesbad Comment
  CAS-BOT-BC362888  Ratibida columnifera F. B. Cayot 1913-8-12 31 Plumas Plumas National Forest. Three Mile [Threemilel] Valley 1767 Comment
  RSA518947  Rhamnus purshiana J. T. Howell 1963-6-3 39395 Plumas Butterfly Valley Comment
  RSA59332  Rhamnus purshiana E. K. Balls 1950-9-12 15785 Plumas 1.5 miles along trail from Lakes Center Public Camp to Long Lake Outlet, southern Plumas County 2012 Comment
  SEINET264185  Rhamnus purshiana S. Gessel 1940-7-15 Plumas Brush Fields Bear Creek Road Comment
  UC1121918  Rhamnus purshiana C. G. Albertus 1935-7-28 239 Plumas 1.75 mi nw Argentine; Plumas National Forest, Downieville Quad. 1463 Comment
  UCR3605  Rhamnus purshiana Wm. Horn Jr. 1963-6-20 630620- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, UC Forestry Camp, along stream 1159 Comment
  RSA517192  Rhamnus rubra J. T. Howell 1975-6-16 51133 Plumas Transition zone coniferous forest, 2 miles NW of Spring Garden 1174 Comment
  CAS-BOT-BC111876  Rhynchospora alba V. Oswald; Lowell Ahart 1988-8-4 3670 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1127 Comment
  POM313091  Rhynchospora capitellata Malcolm A. Nobs, S. Galen Smith 1949-8-19 1447 Plumas Butterfly Valley. Comment
  HSC103203  Ribes montigenum Jade Paget-Seekins 2010-7-15 45 Plumas On the border of Lassen National Park, just east of Juniper Lake Road. 2023 Comment
  CAS-BOT-BC212659  Ribes nevadense Lowell Ahart 1981-7-21 2946 Plumas Head of Dixon Creek, N of Pilot Peak 1800 Comment
  CHSC98940  Ribes nevadense Lowell Ahart 2008-6-5 14811 Plumas Steep west bank of the South Fork of the Feather River, about 1/8 mile southwest of the Feather Fork Mine, about 1 1/4 miles northeast of the Little Grass Valley Reservoir. 1645 Comment
  JEPS115166  Ribes nevadense Lowell Ahart, John Dittes 2009-7-15 16103 Plumas On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  UC1075910  Ribes nevadense E. K. Balls and L. W. Lenz 1955-5-14 20704 Plumas 1 mi ne U.S. Hwy. 40 alt. (along Hwy. 89 toward Lake Almanor) 670 Comment
Read comments
Mar 29 2016
  UCR102417  Ribes nevadense L. C. Wheeler 1959-6-15 7569 Plumas Sierra Nevada Mtns., Middle Fork Feather River: McCarthy Mine, McCarthy Bar 1073 Comment
  SEINET12216476  Ribes roezlii W. Knight, Knight, I. 1983-1 4942 Plumas confluence of North Fork of Feather River & Warner Creek on road between Chester & Drakesbad 1463 Comment
  CHSC87644  Ribes viscosissimum var. viscosissimum Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10912 Plumas On the east side of Forest Road 25N10, about 2 miles (air) west of Grizzly Peak, about 8 miles (air) northeast of Quincy. 1804 Comment
  RSA523304  Rigiopappus leptocladus J. L. Strother 1987-6-28 1358 Plumas North of Sierra Valley, ca. 6 miles N of Beckwourth along road to Genese. 1750 Comment
  UC117532  Rorippa curvisiliqua Brandegee 1892-7-4 Plumas Prattsville Comment
  UCD115310  Rorippa curvisiliqua J. M. Tucker 1948-7-24 1718 Plumas near road from Cascade to Camel Peak. 1615 Comment
  CAS-BOT-BC74628  Rorippa curvisiliqua John Thomas Howell 1961-9-23 36873 Plumas Sierra Nevada. Cooks Creek near Engelmine. 1082 Comment
  JEPS115563  Rorippa curvisiliqua var. curvisiliqua Lowell Ahart, John Dittes 2009-7-27 16166 Plumas On damp soil, bottom of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CHSC38013  Rorippa curvisiliqua var. orientalis M. S. Taylor 1981-5-10 3671 Plumas N side of Antelope Lake, ca. 1/4 mi e of Boulder Creek and USFS Work Center, ca. 20 mi ne of Taylorsville. 1536 Comment
  JEPS107497  Rorippa curvisiliqua var. orientalis Lowell Ahart, John Dittes 2005-9-19 12387 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  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
  CAS-BOT-BC75019  Rorippa palustris Lowell Ahart 1981-9-6 3122 Plumas Sierra Nevada. 1.5 mile southwest of Crescent Mills. 1200 Comment
  CAS-BOT-BC146373  Rosa W. Harnach; N. Harnach 1990-6-27 422 Plumas Sierra Valley. Ramelli Ranch (USFS), between river and R/R 1487 Comment
  CAS-BOT-BC148163  Rosa gymnocarpa John Thomas Howell 1951-8-19 28186 Plumas Greenville 1097 Comment
  CAS-BOT-BC148169  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1969-6-24 2448 Plumas From vicinity of the mouth of Butterfly Creek - Butterfly Botanical Area and vicinity 883 Comment
  CAS-BOT-BC148170  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2405 Plumas Butterfly Botanical Area, South end of Pond reservoir - Sierra Nevada Comment
  CAS-BOT-BC148176  Rosa gymnocarpa Anna Head 1921-7-20 s.n. Plumas Road to Round Lake - Feather River Region 2133 Comment
  CHSC46127  Rosa gymnocarpa Lowell Ahart 1975-7-2 830 Plumas Along the edge of the dirt road, about 6 miles north of the Sly Creek Dam. 1158 Comment
  JEPS102353  Rosa gymnocarpa Lowell Ahart 2001-7-19 8944 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
  UCD18416  Rostraria cristata Vincent Forcella 2000-4-22 15 Plumas Plumas County?: Feather River, Shanghai Bend. Comment
  RSA755813  Rubus leucodermis L. Ahart, John Dittes 2009-7-14 16071 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
  CHSC40850  Rubus parviflorus K. R. Stern 1985-6-25 8279 Plumas Vicinity of Blairsden. 1402 Comment
  UC1128624  Rubus parviflorus F. W. Embree 1934-6-6 69 Plumas s slope Bucks Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  UC338281  Rubus parviflorus unknown 1889-6-26 Plumas Mohawk Valley Comment
  CAS-BOT-BC156919  Rubus ursinus M. S. Taylor 1982-5-23 4518 Plumas S side of Caribou Rd, ca. 1/10 mi n of its jct with Hwy 70, ca. 3 mi e of Belden 731 Comment
  CAS-BOT-BC156922  Rubus ursinus Walter Knight; Irja Knight 1967-9-16 2251 Plumas Butterfly Botanical Area and Vicinity. Near pond reservoir 1097 Comment
  CHSC45867  Rumex acetosella Lowell Ahart 1973-5-31 249 Plumas Near the dirt road, near the Little North Fork of the Feather River. 1066 Comment
  UC572310  Rumex acetosella E. Sawyer 1935-6-6 74 Plumas 3.25 mi s Sugarloaf; Sierraville Quad. 1493 Comment
  SEINET11934444  Rumex acetosella L. Ahart, Ahart, P. 1985-1 5170 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather 1585 Comment
  CAS-BOT-BC422167  Rumex californicus John Thomas Howell 1973-7-9 49714 Plumas Crescent Mills 1066 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
  CHSC53063  Rumex paucifolius subsp. paucifolius L. P. Janeway 1989-6-20 3345 A Plumas Plumas National Forest Beckwourth Ranger District. Forest along SW side of Red Clover Valley. Openings of mostly bare soil in sagebrush. 1691 Comment
  CHSC73982  Rumex salicifolius var. triangulivalvis B. Castro; L. Gehrung, H. Durio 1996-7-3 669 Plumas Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of HowlandFlat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch, in drying soil around edge of pond downslope from spring. 1566 Comment
  JEPS114529  Rumex salicifolius var. triangulivalvis Lowell Ahart 2008-8-13 15173 Plumas 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 LaPorte 1613 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-BC434305  Rumex triangulivalvis John Thomas Howell 1951-6-27 27559 Plumas Johnsville 1584 Comment
  UCSB15922  Rumex triangulivalvis Breedlove, Dennis 1962-6-12 Plumas on northern bank of Indian Creek along State Highway 89, 6.9 miles south of Greenville; Sierra Nevada 1066 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
  JEPS88517  Sagina saginoides Vernon H. Oswald and Lowell Ahart 1996-7-15 8012 Plumas e. side of arm of, extending n. from Hwy. 36 causeway Lake Almanor (s. of point where rd. to Last Chance Campground (28N11) begins to parallel the lake); High Cascade Range 1371 Comment
  JEPS32196  Sagittaria cuneata R. H. Platt 1891-1 Plumas The Sierras Comment
  UC935741  Sagittaria cuneata Malcolm A. Nobs and S. Galen Smith 1949-8-19 1401 Plumas ca 2 mi s Greenville (Indian Valley); Indian Valley Comment
  UC142444  Sagittaria latifolia Mrs. R. M. Austin Aug, 1878 296 Plumas Big Meadows Comment
  UC935762  Sagittaria latifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1419 Plumas marshy area about 2 mi s Greenville (Indian Valley); Indian Valley Comment
  CAS-BOT-BC445748  Sagittaria latifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1391 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  JEPS94589 Image available Sagittaria rigida Vernon Oswald 1997-8-1 8809 B Plumas Last Chance Marsh Lake Almanor (e side, where the road to Last Chance Campground (28N11) first approaches and then follows the shore of the marsh, n end of Lake) 1371 Comment
  POM253306  Salix A. A. Heller 1938-5-30 15135 Plumas The N fork of the Feather River near Virgilia. 793 Comment
  CAS-BOT-BC103632  Salix eastwoodiae Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas on way to Grass Lake, Gold Lake Region Comment
  RSA52884  Salix eastwoodiae R. Weatherby 1950-9-1 1529 Plumas Above Hellgramite Pond near Long Lake. Lakes Basin Area. 2226 Comment
  UC846413  Salix eastwoodiae Mrs. E. C. Sutliffe Aug. 1919 Plumas Gold Lake region Comment
  CAS-BOT-BC103883  Salix exigua John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54187 Plumas Rush Creek 1402 Comment
  CAS-BOT-BC103889  Salix exigua Lewis S. Rose 1968-6-10 68090 Plumas Quincy 1036 Comment
  CHSC112525  Salix geyeriana B. Castro; L. P. Janeway 2007-6-24 1658 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley ~ 1.2 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. Ca 500 ft W side of Thompson Creek, ca 700 ft SW of small rock dam and pond, in seep at lower edge of open Ponderosa-Jeffrey pine forest. On ca 5% E-facing slope within area of dry sagebrush, bitterbrush and sparse grasses, in small 35x100ft springy area. 1677 Comment
  CHSC117466  Salix geyeriana B. Castro; Robin Carter 2010-7-17 1827 Plumas Northern High Sierra Nevada. Plumas National Forest; Indian Creek at base of Antelope Lake Dam, at 'Gaging Station: site on maps. On S edge of creek, ca 100 ft downstream of dam outlet just NW of lone Ponderosa pine. 1499 Comment
  UC525903  Salix geyeriana C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather River about 5 miles southwest of Prattville Comment
  UC525899  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
  CAS-BOT-BC125308  Salix lasiandra var. lasiandra Elmer I. Applegate 1929-6-21 5784 Plumas Between Kelly's Camp and Drakesbad Comment
  JEPS105992  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11173 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
  CAS-BOT-BC107161  Salix lasiolepis var. bigelovii John Thomas Howell; H. Keith Wagnon 1980-5-28 53690 Plumas Indian Falls, near Indian Creek - Sierra Nevada 975 Comment
  CAS-BOT-BC124801  Salix lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1882 Plumas At north end of Butterfly Valley proper 1036 Comment
  CHSC13667  Salix lemmonii E. L. Smith 1971-4-28 946 B Plumas In Indian Valley ca. 1 mi se of Greenville. 1088 Comment
  POM218941  Salix ligulifolia Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 398 Plumas N Fork of Feather River, at Chester. 1350 Comment
  UC482032  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 393 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  CAS-BOT-BC128232  Salix lucida Alice Eastwood 1918-5-25 6975 Plumas Portola Comment
  CHSC21194  Salix lutea F. T. Griggs; A. Pass 1975-7-2 49 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC129393  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester 1350 Comment
  CAS-BOT-BC129399  Salix melanopsis L. S. Smith 1931-5-27 6 Plumas Last Chance Creek Comment
  CAS-BOT-BC125930  Salix prolixa David D. Keck 1932-7-3 1658 Plumas Meadow south of Spanish Creek, Quincy, in the Northern Sierra Nevada 1065 Comment
  POM218999B  Salix prolixa Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas N Fork of Feather River, at Chester. 1350 Comment
  CAS-BOT-BC176980  Salsola tragus E. K. Balls 1950-9-15 15864 Plumas South tip Lake Almanor, near P.G.E. dam, Hwy 89 1371 Comment
  CAS-BOT-BC176986  Salsola tragus John Thomas Howell 1959-9-25 34997 Plumas 2 miles east of Portola 1484 Comment
  CDA5753  Salvia aethiopis T. C. Fuller 1962-6-13 8998 Plumas Duensing property, Route 1, Box 7, North Road of Indian Valley, 2 miles east of Greenville. 0 Comment
  CHSC70234  Sambucus mexicana B. Castro; R. Fallscheer, R. Zebell 1989-8-7 359 Plumas Ca 3 mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1737 Comment
  CHSC21595  Sambucus racemosa var. microbotrys L. M. Mayer; D. E. Brink Jr. 1975-7-17 Plumas Bucks Lake Floristic Survey. Comment
  CAS-BOT-BC235199  Sambucus racemosa var. racemosa Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  RSA52951  Sanguisorba annua R. Weatherby 1950-7-7 1456 Plumas Gansner Creek. Quincy. 1220 Comment
  CHSC42093  Sanicula graveolens Lowell Ahart 1986-7-8 5352 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  RSA471446  Sanicula graveolens Christopher Davidson 1975-6-7 2742 Plumas 3 mi W of rd to Snake Lake, departing to NW of hwy 89 ca 2 mi N of Quincy. 1273 Comment
  SEINET13945235 Image available Sanicula nevadensis A. A. Heller 1915-1 12061 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. Elev 5500 ft. 12 miles west of Buck 1676 Comment
  CHSC45884  Sanicula tuberosa Lowell Ahart 1979-7-18 1983 Plumas In a small meadow, along Cleghorn Bar Road, about 1 mile west of the Quincy La Porte Road, about 2 miles west of Pilot Peak, about 12 miles north of La Porte. 1676 Comment
  SEINET3815684 Image available Sanicula tuberosa J. M. Tucker 1948-7-24 1721 Plumas Near road from Cascade to Camel Peak 1615 Comment
  CAS-BOT-BC466218  Sarcodes sanguinea John Thomas Howell 1960-7-21 35824 Plumas Lassen Volcanic National Park, near Terminal Geyser 1798 Comment
  POM255807  Sarcodes sanguinea Marion Ownbey, Ruth P. Ownbey, Findley Ownbey 1938-7-14 1741 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor, Sierra Nevada. Comment
  SEINET10874401  Sarcodes sanguinea Mary Susan Taylor 1982-6-2 Taylor 4588 Plumas T23N R12E se/nw sec 29. Johnsville quad. W side of spur rd off 23N49, 0.5 mi s of its jct to 23N49, just sw of Mt Jackson, 3 mi n Mohawk line. 1524 Comment
  CDA6721  Scabiosa atropurpurea D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .259 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  SEINET11763397  Scheuchzeria palustris R. M. Austin 1883-1 s.n. Plumas no further locality Comment
  JEPS83782  Scheuchzeria palustris subsp. americana V. Oswald and L. Ahart 1988-8-4 3672 Plumas just s boundary of Lassen Volcanic National Park (se of Drakesbad, s side of lake); Willow Lake 1676 Comment
  SEINET10472669  Schoenolirion album Mary Susan Taylor 1982-6-6 Taylor 4610 Plumas T25N R7E nw sec 4. Almanor SW quad. S side of Caribou Rd, ca. 1 mi ne of Queen Lily Campground, ca. 4 air mi ne of Belden. 2700 ft. 823 Comment
  CHSC61444  Schoenoplectus acutus var. occidentalis Vernon H. Oswald; Lowell Ahart 1993-8-11 5785 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. 1767 Comment
  CAS-BOT-BC111855  Schoenoplectus subterminalis Lowell Ahart 1980-9-17 2655 Plumas In lake, 1/2 mile west of Fowler Pk. 1600 Comment
  SD130996  Schoenoplectus subterminalis Lowell Ahart 1980-9-17 2655 Plumas In lake, I(c) mile west of Fowler Park. 1600 Comment
  CAS-BOT-BC111825  Schoenoplectus tabernaemontani John Thomas Howell 1959-9-26 35062 Plumas Near Virgilia Comment
  UC1100850  Scirpus congdonii Malcolm A. Nobs, S. Galen Smith 1949-8-18 1394 Plumas Last Chance Marshes at n end Lake Almanor (just s of Chester); s of Chester, Last Chance Marshes at n end Lake Almanor Comment
  RSA91492  Scirpus congdonii F. W. Peirson 1932-7-19 10348 Plumas Feather River. Near Chester. 1463 Comment
  CAS-BOT-BC110856  Scirpus diffusus Lowell Ahart 1985-7-3 5103 Plumas Below the high water line of Little Grass Valley Reservoir 1584 Comment
  CAS-BOT-BC111012  Scirpus microcarpus Walter Knight; Irja Knight 1966-6-18 1388 Plumas Butterfly Valley. Near Pond Reservoir. 1127 Comment
  CDA15910  Scirpus microcarpus B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  JEPS102749  Scirpus microcarpus Lowell Ahart 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
  CDA14740  Scleranthus annuus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3282 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  UC2058704  Scleranthus annuus subsp. annuus Tom Reyes, Martin Hutten, Heather Smith 2014-4-22 104 Plumas Terminal Geyser Comment
  POM319004  Scutellaria antirrhinoides Patricia Wilder 1971-6-21 5136 Plumas 2.8 mi north of California State Hwy 70 on Prattville-Butt Reservoir Road between Belden and Caribou. Cascade - Sierra Nevada Mtn. Range. Drainage Area: Feather River North Fork. 762 Comment
  UCD92556  Secale cereale John Thomas Howell 1955-7-19 30778 Plumas Beckwourth. 1493 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
  JEPS26912  Sedum albomarginatum C. H. Uhl 965 a Plumas 2.9 mi e of Rich Bar 6.8 mi e Belden (Feather River Canyon, serpentine cliff on n side East Branch North Fork Feather R); Feather River Canyon, East Branch North Fork Feather River Comment
  JEPS26921  Sedum obtusatum C. H. Uhl 1961-5-28 962 Plumas 1.4 mi s Johnsville (igneous outcrop at Camp Ground Plumas-Eureka State Park, w side Jamison Creek, across creek from Jamison Mine site); Plumas-Eureka State park, w side Jamison Creek 1591 Comment
  JEPS115165  Sedum spathulifolium Lowell Ahart, John Dittes 2009-7-15 16096 Plumas On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  CAS-BOT-BC59122  Sedum spathulifolium Ira L. Wiggins 1961-6-10 s.n. Plumas North side of Feather River Canyon near PG&E Rock Creek Reservoir near Stowe. Comment
  JEPS79623  Selaginella wallacei Edward Lee 1951-10-8 1773 .9 Plumas just w Grizzly Dome (N. Fork Feather River); N. Fork Feather River Comment
  JEPS79624  Selaginella wallacei Edward Lee 1951-10-8 1763 .9 Plumas Feather Hwy. below N. Fork Comment
  RSA716324  Senecio aronicoides L. P. Janeway 2005-6-26 8442 Plumas Northern High Sierra Nevada. Above road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  SJSU5480  Senecio aronicoides R. B. Ingersoll 1966-6-11 Plumas Lake Almanor 1380 Comment
  CAS-BOT-BC341177  Senecio hydrophiloides L. P. Janeway; Garrett Gibson 1991-6-24 4063 Plumas Plumas National Forest, Beckwourth Ranger District. North end of McReynolds Valley, ca 0.8 mi south of the 01 road in Squaw Valley 1691 Comment
  CAS-BOT-BC363732  Senecio hydrophilus John Thomas Howell 1951-8-20 28218 Plumas Indian Valley 1097 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
  UC726006  Senecio integerrimus var. exaltatus A. A. Heller 1941-5-22 16146 Plumas 3 mi w Portola Comment
  CDA14138  Senecio integerrimus var. major G. F. Hrusa 1997-5-3 13828 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CAS-BOT-BC364037  Senecio integerrimus var. major John Thomas Howell; Gordon H. True 1967-7-11 43322 Plumas About 3 miles southeast of Mt. Houth [Hough] 1706 Comment
  CDA8682  Senecio streptanthifolius Vernon H. Oswald & Lowell Ahart 1998-8-11 9491 Plumas Slope on the south side of Onion Valley on the Quincy-La Porte Road (County Road 511) northwest of Pilot Peak. Comment
  CAS-BOT-BC364398  Senecio triangularis Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1609 Plumas Butterfly Botanical Area and Vicinity. At Fern Glen 1097 Comment
  POM272149  Senecio triangularis Lyman Benson 1932-7-29 3991 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  JEPS115517  Sericocarpus oregonensis subsp. californicus Lowell Ahart, John Dittes 2009-8-28 16358 Plumas On dry bare soil, on the northeast side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  UC88048  Sericocarpus oregonensis subsp. californicus Mrs. R. M. Austin 1896-9-1 415 Plumas hills near Quincy Comment
  UCD92853  Setaria viridis John Thomas Howell 1959-9-20 34719 Plumas Tobin. 609 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
  HSC101692  Sidalcea glaucescens Dillon North Davis 2013-6-20 28 Plumas 7.2 miles east on FS Road 26N67 from the junction with Rush Creek Road. 1811 Comment
  JEPS114514  Sidalcea glaucescens Lowell Ahart 2008-8-13 15172 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
  POM84695  Sidalcea hartwegii Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  RSA87484  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-6-25 19625 Plumas Feather River Canyon, 10 miles west of junction with Highway #89. Comment
  RSA15058  Sidalcea oregana subsp. spicata Daniel Cleveland 1882-7-20 s.n. Plumas Prattville Comment
  CHSC63453  Silene bernardina Lowell Ahart 1994-7-22 7488 Plumas Plumas County/Sierra County. South of the Pacific Crest Trail, west of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  CHSC108457  Silene invisa Lowell Ahart 2011-9-20 17683 Plumas Open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  CHSC51523  Silene invisa L. P. Janeway 1990-7-17 3799 Plumas Plumas National Forest. Lakes Basin Recreation Area; along edge of meadow on S side of Gold Lake Lodge. 2011 Comment
  CHSC63454  Silene invisa Lowell Ahart 1994-7-22 7502 Plumas Plumas/Sierra County. Log landing, along the north side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. 1981 Comment
  CHSC66935  Silene laciniata subsp. californica James D. Jokerst 1992-1-1 3441 Plumas Serpentine formation, without further data. Comment
  CAS-BOT-BC388992  Silene laciniata subsp. californica Wall 1939-6-1 s.n. Plumas Brush Creek Comment
  CAS-BOT-BC389376  Silene lemmonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54214 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CDA14135  Silene lemmonii G. F. Hrusa 1997-5-3 13825 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC40252  Silene lemmonii K. R. Stern 1985-6-25 8262 Plumas Vic. Blairsden. 1402 Comment
  CHSC87850  Silene lemmonii Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 10997 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1517 Comment
  SBBG2040  Silene lemmonii H. and M. Dearing 1938-7-1 2253 Plumas 1 mi E of Lake Almanor Comment
  CAS-BOT-BC389556  Silene nuda M. S. Taylor 1982-6-28 4764 Plumas Ramelli Ranch, sw of jct of Hwy 70 and Calpine Rd, ca. 1 mi w of Beckwourth 1487 Comment
  JEPS127610  Silene nuda B. Castro with Brian Humphrey 2015-7-8 2095 Plumas W side of lower Thompson Valley ca 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 450 feet below edge of Ponderosa-Jeffrey pine forest. Comment
  SJSU14273  Silene nuda N. A. Hopkins 1989-7-2 1554 Plumas by Marble Hot Springs Rd, Sierra Valley 1524 Comment
  JEPS93933  Silene occidentalis subsp. occidentalis Vernon H. Oswald and Lowell Ahart 1998-8-11 9481 Plumas 3.2 mi w of Grizzly Creek Campground (w of Bucks Lake near Little Grizzly Creek parralleling the s edge of Oroville-Quincy Highway) 1645 Comment
  CAS-BOT-BC75118  Sisymbrium altissimum John Thomas Howell 1961-6-21 36677 Plumas Sierra Nevada. Greenville. 1097 Comment
  CHSC40877  Sisymbrium altissimum K. R. Stern 1985-6-25 8199 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC87981  Sisyrinchium bellum Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11169 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
  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
  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
  JEPS28637  Sium suave George W. Gillett 1957-7-18 834 Plumas Lassen Volcanic National Park, at n end of Willow Lake Willow Lake; Lassen Volcanic National Park, Willow Lake 1661 Comment
  CDA13963  Solidago californica G. F. Hrusa, T. D. Wilfred 1996-8-2 13424 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, Approx. 1 mi. NW of Argentine Rock. Comment
  CDA34548  Solidago canadensis subsp. elongata L. Ahart 2008-8-13 15191 Plumas On the bottom of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Glass Valley Reservoir, about 4 miles (air) northeast of La Porte. Comment
  SEINET10475258  Solidago canadensis subsp. elongata Mary Susan Taylor 1981-7-27 Taylor 4123 Plumas T25N R12E SW 1/4 NE 1/4 sec 25. Grizzly valley quad. Along spring crossing. Beckworth-Genesse Rd., between Crystal and Meadow Creeks, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft. 1757 Comment
  CAS-BOT-BC365517  Solidago elongata Clare B. Hardham 1978-8-11 21769 Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC365521  Solidago elongata Lowell Ahart 1981-9-6 3066 Plumas Near Lights Creek, about 6 miles north of Taylorsville 1300 Comment
  CHSC45013  Solidago elongata Lowell Ahart 1974-8-15 604 Plumas Ravine, north of the dirt road, near Zumwalt Flat, about 1 mile north of Nelson Creek, about 20 miles north-east of La Porte. 1676 Comment
  CHSC95175  Solidago elongata R. D. Fischer; Jenny Marr 2004-8-7 820 Plumas Sierra Nevada foothills between Butte Meadows and Hwy 89 along Humbug Valley Road at the Yellow Creek crossing. 1219 Comment
  JEPS114534  Solidago elongata Lowell Ahart 2008-8-13 15191 Plumas On the bottom of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte 1598 Comment
  JEPS88174  Solidago elongata Vernon H. Oswald and Lowell Ahart 1996-8-14 8177 Plumas on Oroville-Quincy Hwy between Bucks Summit and Bucks Lake (0.6 mi e of White Horse Campground); northern High Sierra Nevada 1615 Comment
  UC1070250  Solidago elongata C. W. Hanks 1934-8-30 63 Plumas Canyon 1 mi s Bald Rock; Sierraville Quad., Plumas National Forest Comment
  UC830219  Solidago elongata Anna Head 1921-8-13 Plumas Lake Center Camp , Lake Center Camp (Feather River Region) 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
  CHSC21104  Sorbus scopulina F. T. Griggs; A. Pass 1975-7-1 1 Plumas Buck's Lake Forest Service Survey. East of Grizzly Creek. Comment
  RSA239248  Sparganium angustifolium subsp. emersum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42318 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 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
  JEPS101258  Sparganium natans Dean W. Taylor 1990-8-10 11432 Plumas Lassen National Park, Little Willow Lake, 1874 Comment
  SEINET11933015  Spergularia rubra W. Knight, Knight, I. 1983-1 4920 Plumas near confluence of North Fork of Feather Ri., and Warner Creek, between Drakesbad and Chester 1494 Comment
  JEPS88492  Sphenosciadium capitellatum Vernon H. Oswald and Lowell Ahart 1996-8-1 8139 Plumas ca 1.5 mi nw Hauns Meadow (Forest Road 27N16 on s slope of Dyer Mtn, at a branch of Second Water Trough Creek, ca 1.5 mi se of Dyer Mtn Lookout, n of Hwy 89); s slope Dyer Mtn., branch of Second Water Trough Creek 1706 Comment
  RSA29620  Sphenosciadium capitellatum Joseph A. Ewan 1934-7-8 8587 Plumas Camp Coldwell, Dentins(?) Mohawk Valley 1616 Comment
  RSA605317  Spiraea densiflora Louis C. Wheeler 1952-9-24 6960 Plumas Plumas 5: Vicinity of Crescent Mills. Comment
  LA208285  Spiraea splendens E. D. Merrill; 1929-7-13 Plumas Sierra Nevada, Silver Lake 1828 Comment
  POM312933  Spiranthes romanzoffiana Malcolm A. Nobs, S. Galen Smith 1949-8-19 1445 Plumas Butterfly Valley. Comment
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Sep 30 2013
  UC1192307  Spiranthes stellata Malcolm A. Nobs and S. Galen Smith 1949-8-19 1445 Plumas Butterfly Valley; bog and marsh Comment
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Sep 30 2013
  CDA13978  Stachys ajugoides G. F. Hrusa 1996-8-2 13442 Plumas Sierra Nevada; at SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Comment
  SEINET9333350  Stachys ajugoides Robert Naczi, Janeway, L. 2004-7-24 10542 Plumas Plumas County Comment
  CHSC108648  Stachys pycnantha B. Castro; L. P. Janeway 2000-7-3 1302 Plumas Northern High Sierra Nevada. Vicinity of Butterfly Valley Botanical Area: In the third meadow/spring N of main valley, small area within surrounding Mixed Conifer Forest. 1202 Comment
  RSA52841  Stachys rigida subsp. rivularis R. Weatherby 1950-7-7 1457 Plumas Near shore of Snake Lake, Quincy. 1220 Comment
  CHSC113899  Stachys rigida var. rigida Lowell Ahart 2014-8-24 19745 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
  CHSC113893  Stellaria crispa Lowell Ahart 2014-8-31 19805 Plumas Around rocks in an unnamed drainage, on the west side of Black Rock Cree, 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
  CAS-BOT-BC397728  Stellaria nitens Mary Strong Clemens 1920-5-12 s.n. Plumas Greenville Comment
  CAS-BOT-BC375080  Stephanomeria Clare B. Hardham 1975-8-2 s.n. Plumas Black Mt. 2133 Comment
  CAS-BOT-BC375208  Stephanomeria elata John Thomas Howell 1976-7-14 51822 Plumas Feather River Canyon Highway at Injun Jim Campground 609 Comment
  CAS-BOT-BC375624  Stephanomeria lactucina L. P. Janeway 1990-8-29 3839 Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  JEPS114506  Stephanomeria lactucina Lowell Ahart 2008-8-14 15195 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  CHSC41152  Stephanomeria tenuifolia J. D. Jokerst 1984-7-10 2092 Plumas Canyon of Indian Creek between creek and road east of Rattlesnake Ravine. 1249 Comment
  SEINET10836225  Stipa occidentalis Mary Susan Taylor 1982-8-18 Taylor 5014 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
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