Search Results — 2000 specimen records retrieved (1476 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
  CHSC84951  Abies concolor Lowell Ahart 2003-10-15 10632 Plumas About 40 yards south of the road to Tamarack Flat, on the north side of a very small branch of Fall River, about 1/8 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1714 Comment
  UC1351094  Abies concolor E. Fritz 1936-6-22 8207 Plumas Comment
  CAS-BOT-BC330988  Acer glabrum var. glabrum Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  RSA603070  Acer glabrum var. torreyi Joseph A. Ewan 1934-7-17 8535 Plumas Bear Lake, Mt. Elwell region 1982 Comment
  CAS-BOT-BC333324  Acer macrophyllum John Thomas Howell 1963-6-3 39399 Plumas Sierra Nevada. Butterfly Valley Comment
  UCD117017  Acer macrophyllum Matt Georgeff 1992-5-16 12 Plumas 0.7 mile from French Bar, upstreep from French Bar along Feather Road against big sloping hill. 731 Comment
  CHSC92186  Achillea millefolium Lowell Ahart; John Dittes 2005-9-19 12406 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
  JEPS122177  Achillea millefolium Lowell Ahart 2014-8-26 19772 Plumas On the south side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  RSA716687  Achillea millefolium L. Ahart 2005-9-19 12406 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  UC485804  Achillea millefolium H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  SEINET11842153  Achillea millefolium var. lanulosa M. Sacks, Detzer 1977-1 9 Plumas Edge of Yellow Pine Forest. ca 3.5 km NE of Squaw Pk. Milford Quad., Sec. 1, T25N, R14E 1973 Comment
  JEPS113675  Achnatherum nelsonii subsp. dorei Lowell Ahart, Josephine Guardino 2007-7-20 14341 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  CAS-BOT-BC210848  Achnatherum occidentale subsp. californicum George W. Gillett 1957-7-13 759 Plumas Lassen Volcanic National Park. Below Sifford Lakes, along direct route to the Devils Kitchen 2057 Comment
  JEPS454  Achnatherum occidentale subsp. californicum W. L. Jepson 1924-7-25 10648 Plumas Meadow Valley Comment
  CHSC73876  Achnatherum occidentale subsp. occidentale B. Castro 1997-6-9 727 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir, on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22N50X which climbs the peak. 1694 Comment
  UC641666  Achnatherum occidentale subsp. occidentale G. L. Stebbins Jr. 1939-7-9 2935 Plumas sw slope of Meadow View Peak Meadow View Peak 1920 Comment
  CHSC87985  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
  UCD51299  Achnatherum webberi John Thomas Howell; Gordon H. True 1973-7-31 50122 Plumas Canadian Zone forest, summit ridge of Thompson Peak, Diamond Range. 2133 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
  CHSC67653  Acmispon nevadensis James D. Jokerst 1985-6-10 2411 Plumas Indian Creek Small Hydro Survey. Upper edge of reconstruction zone of Hwy. 70. Comment
  UCR3558  Aconitum columbianum Wm. Horn Jr. 1963-7-21 630721- 02 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, UC Forestry Camp, 50 yards south of Faculty cabins 1189 Comment
  CAS-BOT-BC418801  Aconogonon phytolaccifolium Lowell Ahart 1977-7-9 s.n. Plumas 1/2 mile below the Bunker Hill Mine which is about 10 miles north-east of La Porte 1800 Comment
  CHSC6571  Aconogonon phytolaccifolium R. Carter 1966-7-10 480 Plumas Found Bucks Lake along E side Oroville-Quincy Rd. on S side of lake, 200 yds. S of lodge, growing along moist road bank. 1524 Comment
  RSA52870  Adenocaulon bicolor R. Weatherby 1950-7-7 1446 Plumas Gasner Creek, Quincy 1220 Comment
  CHSC100139  Adiantum aleuticum L. P. Janeway; B. Castro 2008-9-13 9591 Plumas Northern High Sierra Nevada. Near Road 23N73Y 3.4 road km north of Oroville-Quincy Hwy and Grizzly Summit; 1.7 air km north-northwest of Grizzly Summit. Rocky bouldery north-facing dry drainage above the road. 1649 Comment
  SD9508  Adiantum aleuticum Mrs. R. M. Austin 1880-1 Plumas Comment
  CAS-BOT-BC65502  Adiantum aleuticum Clarence R. Quick 1952-9-6 52 -315 Plumas Southeast of Meadow Valley (about 1.5 miles se. of Dean's Valley) 1219 Comment
  SEINET5338312  Adiantum pedatum M. J. Williams 1967-8-20 s.n. Plumas Rene's Falls above Johnsville on Jamison Creek. 1859 Comment
  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
  CHSC102107  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
  SEINET6709694 Image available Ageratina occidentalis M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -14 Plumas Road from Chilcoot to Frenchman's along Last Chance Creek 1768 Comment
  CAS-BOT-BC29598  Agoseris X dasycarpa Alice Eastwood 1927-6-27 14872 Plumas Chilcott [Chilcoot], United States Forest Reserve Comment
  JEPS125978  Agoseris glauca var. glauca D. W. Taylor 2001-6-20 17801 Plumas Plumas National Forest; ridge dividing Middle Creek from Indian Creek, ca 2.5 air miles SSW of Antelope Lake Dam. Comment
  CAS-BOT-BC29655  Agoseris grandiflora var. grandiflora Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1526 Plumas Butterfly Valley Botanical Area: area adjacent to pond reservoir 1097 Comment
  CAS-BOT-BC22909  Agoseris heterophylla Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1965 Plumas Butterfly Botanical Area and vicinity, Trestle glen 1112 Comment
  CDA18451  Agoseris heterophylla G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3192 Plumas Sierra Nevada; 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  RSA129793  Agoseris heterophylla E. Sawyer 1935-7-1 264 Plumas 2.5 miles northwest of Crow. 1677 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
  JEPS36287  Agoseris heterophylla var. heterophylla W. L. Jepson 1918-8-2 7775 Plumas Beckwith Pass 1463 Comment
  UC485801  Agoseris monticola H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC13245  Agoseris monticola J. T. Howell 1960-7-21 35840 Plumas Lassen Volcanic National Park, NW of Willow Lake 1676 Comment
  CDA23052  Agrostis G. D. Barbe 1981-6-23 3087 Plumas East Quincy; vacant lot east of Lariat Lodge. 0 Comment
  JEPS102529  Agrostis exarata Lowell Ahart 2001-8-29 9243 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS76230  Agrostis exarata W. L. Jepson 1939-8-12 19392 Plumas in stools in sand Ferris Creek (branch of Last Chance Creek) 1767 Comment
  UCD52435  Agrostis exarata John Thomas Howell 1926-7-26 2126 Plumas near Prattville. 1371 Comment
  CAS-BOT-BC139614  Agrostis gigantea John Thomas Howell 1959-9-22 34854 Plumas Drakesbad. 1737 Comment
  CAS-BOT-BC139413  Agrostis hyemalis H. S. Yates 1936-8-12 6091 Plumas Lake Almanor. 1341 Comment
  UCD52983  Agrostis idahoensis John Thomas Howell 1960-7-23 25956 Plumas Drakesland, near Soda Spring. 1676 Comment
  RSA739743  Agrostis pallens L. P. Janeway 2007-7-13 9180 Plumas French Hill and western end of Red Mountain, near Rd.. 23N69; above the head of Frizier Creek. 1786 Comment
  CAS-BOT-BC138712  Agrostis scabra Thomas H. Kearney 1944-8-14 5 Plumas Near Prattville, Lake Almanor. Comment
  JEPS122099  Agrostis scabra Lowell Ahart 2014-8-24 19742 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. Comment
  UCD53296  Agrostis scabra John Thomas Howell 1926-7-26 2127 Plumas near Prattville. 1371 Comment
  UCD53343  Agrostis scabra Beecher Crampton 1964-8-25 7158 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  UCD53379  Agrostis scabra Malcolm A. Nobs; S. Galen Smith 1949-8-18 1366 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  JEPS28274  Agrostis thurberiana George W. Gillett 1957-7-19 853 Plumas 1.25 mi above Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 2057 Comment
  JEPS94290  Agrostis viridis Lowell Ahart 1997-9-11 7901 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on the w side of the North Fork of the Feather River, on w edge of Caribou Road); North Fork of the Feather River, Caribou Road 792 Comment
  UC441332  Alisma plantago-aquatica Mrs. R. M. Austin Aug. 1896 505 Plumas Big Meadows Comment
  CAS-BOT-BC445453  Alisma triviale Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1435 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek. 1021 Comment
  CHSC108034  Alisma triviale L. P. Janeway 2011-9-22 10735 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. 1468 Comment
  JEPS102620  Allium campanulatum Lowell Ahart 2001-7-17 8916 Plumas Meadows, on the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC942868  Allium campanulatum Lewis S. Rose 1951-6-27 51046 Plumas sw Johnsville; Jamison Creek 1889 Comment
  CAS-BOT-BC466613  Allium campanulatum John Thomas Howell 1960-7-18 35604 Plumas Dry rocky slope near hot springs, Drakesbad 1828 Comment
  CAS-BOT-BC466615  Allium campanulatum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54224 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CAS-BOT-BC466616  Allium campanulatum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1934 Plumas Between valley proper and Darlingtonia bog 1066 Comment
  SD107304  Allium campanulatum Christopher Davidson 1975-6-7 2738 Plumas 4.6 miles north of Greenville on Highway 89. Open place, mostly in pine needle duff under a large ponderosa pine. 1237 Comment
  SEINET8119070  Allium campanulatum A. A. Heller, P. B. Kennedy 1907-7-11 8815 Plumas Prattville. Comment
  UC1133815  Allium lemmonii E. Sawyer 1935-5-21 12 Plumas 2 1/2 mi e Beckwith Butte; Sierraville Quadrangle Comment
  SEINET12048438  Allium obtusum L. Ahart, Ahart, P. 1983-1 4328 Plumas Near Onion Valley, W of Pilot Peak, near Quincey-La Porte Rd., NE of La Porte, Red Fir Forest 2000 Comment
  CAS-BOT-BC474282  Allium obtusum var. obtusum Mrs. H. C. Cantelow 1938-7-4 2299 Plumas E. of Drakesbad. S. side of Soda Creek. Comment
  CHSC63432  Allium parvum Vernon H. Oswald 1994-6-8 6263 Plumas E side of Juniper Lake Rd. just S of the boundary of Lassen Volcanic National Park, N of Chester. 1973 Comment
  SEINET8122913  Allium parvum C. G. Gulling May and June s.n. Plumas Sierra Valley Comment
  CHSC58182  Allium platycaule Vernon H. Oswald 1992-5-21 4947 Plumas Lassen Volcanic National Park. Warner Valley on the S side of Hot Springs Creek ca. 0.5 mi upstream from the park boundary. 1621 Comment
  SJSU15151  Allium platycaule N. A. Hopkins 1993-5-27 1723 Plumas c. 3 mi N of Portola Comment
  CAS-BOT-BC476722  Allium validum L. P. Janeway 1991-7-23 4094 Plumas McRae Medow, upper of East Nelson Creek 1905 Comment
  CAS-BOT-BC171362  Alnus incana subsp. tenuifolia David D. Keck 1932-7-3 1652 Plumas Meadow S of Spanish Creek. Quincy. Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC171369  Alnus incana subsp. tenuifolia Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  UC1135164  Alnus incana subsp. tenuifolia F. W. Embree 1934-6-12 102 Plumas 1 1/4 mi sw Bucks Ranch; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UCD109976  Alnus incana subsp. tenuifolia W. B. McHenry 1961-8-20 s.n. Plumas Bucks Lake. Comment
  CAS-BOT-BC171349  Alnus incana subsp. tenuifolia John Thomas Howell 1960-7-17 35501 Plumas Drakesbad, Lassen Volcanic Park 1828 Comment
  RSA0034613  Alnus incana subsp. tenuifolia B. C. Templeton 1967-4-23 10743 Plumas Butterfly Valley, near Quincy. 1067 Comment
  SD50706  Alnus tenuifolia Darley F. Howe 1959-8-3 2785 Plumas 30 miles north of Quincy 1370 Comment
  CAS-BOT-BC138118  Alopecurus aequalis var. aequalis V. Oswald; L. Ahart 1988-8-4 3664 Plumas Willow Lake located southeast of Drakesbad just south of the boundary of Lassen Volcanic National Park. 1676 Comment
  SEINET249759  Alopecurus geniculatus Gessell 1940-7-10 20 Plumas 1/4 miles south east Meadow Valley School. 3800 ft. Comment
  CAS-BOT-BC142921  Amelanchier Elmer I. Applegate 1929-6-21 5785 Plumas Near Drakesbad, Warner Valley Comment
  CHSC21799  Amelanchier F. T. Griggs; A. Pass 1975-8-1 415 Plumas Bucks Lake Forest Service Survey. Comment
  CHSC46126  Amelanchier pallida Lowell Ahart 1975-7-9 863 Plumas About 1 mile west of Pilot Peak, about 15 miles north of La Porte. 1981 Comment
  CAS-BOT-BC136778  Amelanchier utahensis Alice Eastwood 1918-5-25 7017 Plumas Portola Comment
  SBBG33905  Amelanchier utahensis L. S. Rose 1969-6-24 Plumas Butterfly Crk and Spanish Crk 853 Comment
  CHSC113905  Anaphalis margaritacea Lowell Ahart 2014-8-24 19743 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
  UC196672  Anemone drummondii Fred W. Koch 1916-7-8 Plumas 1 mi. n. Mt. Elwell 2072 Comment
  SD8181  Anemone quinquefolia Daniel Cleveland July 1882 Plumas Big Meadows Comment
  CDA13570  Angelica breweri G. F. Hrusa, T. D. Wilfred 1996-7-23 13400 Plumas Sierra Nevada; Plumas Natl. Forest. immediately above bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 mi. E of Quincy. Sheet 1 of 2 Comment
  CHSC34863  Angelica breweri M. S. Taylor 1981-6-15 3896 Plumas S side of Bucks Lake Rd, ca. 50 ft e of its jct with 24N29 (rd to Dean's Valley), ca. 2 mi ne of Meadow Valley. 1158 Comment
  CHSC67452  Angelica breweri James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2556 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
  JEPS125923  Antennaria argentea D. W. Taylor 2001-6-20 17798 Plumas Ridge dividing Middle Creek from Indian Creek, about 2.5 air miles SSW of Antelope Lake dam. Comment
  SEINET10886946  Antennaria argentea Patricia L. Kenney, David B. Dunn; Melvin L. Conrad 1973-6-5 Kenney 426 Plumas Collected along a stream along Hwy. 70, 6 mi. S from jct. of Hwy. 89 & 70. Douglas fir and yellow pine. 1067 Comment
  UCD40298  Antennaria argentea Rodney Gale Myatt 1971-6-13 738 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CHSC34936  Antennaria dimorpha M. S. Taylor 1981-5-8 3656 Plumas At jcts of rd 26N18, 26N92 and 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 1615 Comment
  CHSC57251  Antennaria dimorpha L. P. Janeway 1991-5-28 3969 Plumas Plumas National Forest. South side of Poco Creek ca 1 1/2 mi east of Red Clover Creek (south side of road 25N05). 1719 Comment
  JEPS108537  Antennaria dimorpha L. P. Janeway, B. Castro 2006-6-4 8665 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
  CAS-BOT-BC58705  Antennaria geyeri Clare B. Hardham 1970-8-9 17716 U Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC97626  Antennaria luzuloides subsp. aberrans Lowell Ahart; John Dittes 2007-6-16 14138 Plumas On dry bare soil, 100 yards east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 120 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS87817  Antennaria rosea subsp. confinis Lowell Ahart 1994-7-22 7501 Plumas about 1/2 mi e Mount Etna (along the n side of the Pacific Crest Trail); e of Mount Etna, n side of Pacific Crest Trail 1981 Comment
  CAS-BOT-BC84606  Anthemis cotula Alice Eastwood 1927-6-18 14696 Plumas United States Forest Reserve. Greenville Comment
  CAS-BOT-BC84604  Anthemis cotula David D. Keck 1932-7-3 1683 Plumas Quincy 1065 Comment
  CAS-BOT-BC84649  Anthemis cotula Walter Knight; Irja Knight 1967-9-16 2254 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC84650  Anthemis cotula Lowell Ahart 1981-9-6 3072 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  JEPS50773  Antirrhinum vexillocalyculatum subsp. intermedium Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9288 Plumas just e Rich Bar (along Feather River Highway) 762 Comment
  SD120891  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-6 367 Plumas 5.4 miles SE on Beckwourth-Greenville Road from Taylorsville Park Campground entrance and junction with Arlington Road. About 2 miles west of Genesee; across the road from Indian Creek at about the place where Little Grizzly meets it. 1134 Comment
  CDA18578  Apocynum androsaemifolium G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3300 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  CHSC13646  Apocynum androsaemifolium M. S. Taylor 1974-7-3 294 Plumas Along roadside in vicinity of junction of Hwy 70 and turnoff to Butterfly Valley, ca. 5 mi nw of Quincy. 1066 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
  RSA95443  Aquilegia formosa J. T. Howell 1951-8-19 28170 Plumas 3 miles E of Rich Bar. 854 Comment
  SEINET5337609  Aquilegia formosa A. A. Heller, P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  RSA88490  Arabis breweri J. T. Howell 1951-6-28 27665 Plumas Jamison Creek Canyon 1585 Comment
  SEINET10448412  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4474 Plumas 5000 ft. T27N R8E nw/ne sec 35. Almanor NE quad. E facing serpentine slope, s side of 27N92, ca. l.5 air mi se of Canyon Dam. 1524 Comment
  SEINET10448418  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4467 Plumas T26N R9E sw/se sec 6. Almanor NE quad. Jcts of rds 27N39 & 26N18, ca. l/4 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. On serpentine. 5400 ft. 1646 Comment
  SEINET10940383  Arabis constancei Mary Susan Taylor 1981-5-8 Taylor 3649 Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 Comment
  SEINET5340123  Arabis constancei J. Robertson, Y. M. Robertson 1983-6-9 s.n. Plumas Plumas National Forest. Along old roads near Clear Creek N & E of mine pit - E of Clear Creek. 1512 Comment
  HSC73004  Arabis holboellii var. retrofracta M. S. Taylor 1981-6-2 3820 Plumas N side of Hwy. 70, on E side of Squirrel Creek, NE of Spring Garden overpass, 7.5 mi. SE of Quincy 1220 Comment
  UC174583  Arabis rectissima var. rectissima A. A. Heller and P. B. Kennedy 1907-7-11 8809 Plumas Prattville Comment
  SEINET2471226  Arceuthobium abietinum R. L. Mathiasen 2007-8-8 2007 -31 Plumas Ca. 1.6 km E. of Grizzly Summit on forest road 414 1700 Comment
  RSA101407  Arceuthobium californicum R. Weatherby 1955-8-2 1667 Plumas Jeep trail from Spanish Ranch to Bean Hill Diggings, Meadow Valley. 1159 Comment
  SEINET2116922  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen, C. M. Daugherty 2004-9-9 2004 -29 Plumas South side of Long Lake. Plumas National Forest 1915 Comment
  CAS-BOT-BC24205  Arctostaphylos John Thomas Howell; Gordon H. True 1967-5-8 42199 Plumas Along Forest Service Rd. between Butterfly Valley proper and the Butterfly Botanical area Comment
  SEINET7258407  Arctostaphylos manzanita J. F. Sloan 1959-4-26 s.n. Plumas SW of Quincey, vicinity of Brush Creek SW of Bucks Lake 30 mi. Comment
  UCD52221  Arctostaphylos manzanita subsp. roofii James I. Mallory 1967-8-15 276 Plumas Gibsonville Ridge; Plumas National Forest. 1798 Comment
  UCR101151  Arctostaphylos mewukka subsp. mewukka L. C. Wheeler 1952-9-24 6957 Plumas Plumas 5: mine area in vicinity of Crescent Mills Comment
  CAS-BOT-BC38484  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-22 51359 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC38486  Arctostaphylos mewukka subsp. truei John Thomas Howell 1966-7-26 42005 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CAS-BOT-BC38620  Arctostaphylos mewukka subsp. truei John Thomas Howell; Gordon H. True 1967-5-7 42182 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River 609 Comment
  CAS-BOT-BC40005  Arctostaphylos nevadensis Mrs. S. G. Suttiffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  RSA123224  Arctostaphylos nevadensis E. Nourse 1934-9-4 28 Plumas E. Clermont Mtn. 2134 Comment
  RSA201286  Arctostaphylos nevadensis J. T. Howell 1959-9-23 34876 Plumas 3 mi. south of Lassen Park boundary, on road to Chester. 1829 Comment
  CAS-BOT-BC42093  Arctostaphylos patula John Thomas Howell; Gordon H. True 1967-5-8 42191 Plumas Near the spring in the Butterfly Botanical Area 1097 Comment
  CAS-BOT-BC42114  Arctostaphylos patula D. E. Breedlove 1962-6-12 3472 Plumas On bank of Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CAS-BOT-BC42116  Arctostaphylos patula Anna Head 1921-6-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  JEPS38822  Arctostaphylos patula W. L. Jepson 8017 Plumas Taylorsville 1097 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
  UCD51942  Arctostaphylos truei John Thomas Howell 1976-4-2 51571 Plumas Injun Jim Campground, North Fork Feather River, Plumas County. 609 Comment
  CAS-BOT-BC47073  Arctostaphylos viscida subsp. viscida John Thomas Howell 1976-4-2 51578 Plumas 2 mi. nw. of Spring Garden. 1173 Comment
  CAS-BOT-BC47031  Arctostaphylos viscida subsp. viscida G. M. Wikoff 1915-4-19 s.n. Plumas Statton grounds. Comment
  CHSC91921  Arenaria aculeata L. P. Janeway 2005-7-30 8501 Plumas Northern High Sierra Nevada. Southernmost end of Diamond Mountains about 4.5 km north of Beckwourth Pass; along Road 23N67 1.9 km from Road 24N88. 1725 Comment
  CHSC91931  Arenaria aculeata L. P. Janeway 2005-7-31 8510 Plumas Northern High Sierra Nevada. Diamond Mountains, top of spur ridge 0.3 km southwest of Crystal Peak. 2308 Comment
  JEPS26739  Arenaria congesta var. congesta P. C. Hutchison 1961-6-9 2135 Plumas 6 mi w Quincy (on the road to Buck's Lake. near Spanish Ranch) Comment
  SEINET6755560 Image available Arnica chamissonis A. A. Heller, P. B. Kennedy 1907-7-5 8750 Plumas Red Clover Valley Comment
  CHSC110299  Arnica cordifolia B. Castro 2006-6-9 1577 Plumas Northern High Sierra Nevada. N-facing slopes overlooking Red Clover Valley, 0.7 rd mi NW of Bagley Pass and ca 1.6. rd mi S of the Beckwourth-Genesee Rd, on both sides USFS Rd 24N08 (Bagley Pass Rd). 1798 Comment
  SEINET6775025 Image available Arnica cordifolia W. Harnach, N. Harnach 1990-6-27 409 Plumas Sierra Valley, w of Beckwourth, Ramelli Ranch (USFS) south of railroad 1554 Comment
  CHSC53114  Arnica cordifolia var. cordifolia L. P. Janeway 1989-6-30 3451 Plumas Plumas National Forest. Near rd 24N45 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd111) 6.4 mi N of Beckwourth. 1874 Comment
  CHSC21696  Arnica dealbata F. T. Griggs; A. Pass 1975-7-16 200 Plumas N. shore of Lower Buck's Lake. Comment
  CAS-BOT-BC295859  Arnica dealbata Alice Eastwood 1927-6-1 14585 Plumas United States Forest Reserve. On trail to Long Valley Comment
  CHSC102706  Arnica nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16161 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
  CHSC79445  Arnica nevadensis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3141 Plumas 3.25 miles west of Round Valley Reservoir dam, 0.25 mile east of junction with road to Canyon Dam. 1633 Comment
  UC1586467  Arnica parryi Vernon H. Oswald and Lowell Ahart 1991-7-30 4784 Plumas 5.2 mi ne of, Humbug Rd at Grizzly Creek Humbug Summit; Grizzly Creek 1777 Comment
  JEPS95004  Arrhenatherum elatius Vernon Oswald and Lowell Ahart 1997-9-18 8882 Plumas 4.5 mi w of Butte Valley Reservoir (Forest Road 26N25 at Soda Ravine); Forest Road 26N25 at Soda Ravine 1249 Comment
  CDA10150  Artemisia douglasiana L. Ahart, J. Dittes 2005-9-2 12454 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. Comment
  JEPS102571  Artemisia douglasiana Lowell Ahart 2001-10-8 9327 Plumas On the west side of Indian Creek, about 400 yards south of Arlington Road, about 150 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  UC710418  Artemisia douglasiana Thomas H. Kearney Aug 14 1944-Aug 26 1944 165 Plumas near Prattville; Lake Almanor Comment
  CAS-BOT-BC90567  Artemisia dracunculus M. S. Taylor 1981-8-31 4258 Plumas Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi s of Clio 1341 Comment
  CAS-BOT-BC90782  Artemisia ludoviciana subsp. ludoviciana John Thomas Howell 1961-9-23 36838 Plumas Indian Valley 1082 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
  CAS-BOT-BC400623  Asarum hartwegii Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  CDA14752  Asarum hartwegii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3310 Plumas Diamond Mountain Road 1.4 miles north-northeast of Engle Mine townsite. 1295 Comment
  CAS-BOT-BC400625  Asarum hartwegii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54324 Plumas 1.4 miles north-northeast of Englemine on Diamond Mt. Road 1295 Comment
  UCD137863  Asarum lemmonii Angela R. Drumm 1980-5-18 2 Plumas Butterflu Valley, 1 mile south of Keddie on dirt road branching to east off State Highway 40. 1036 Comment
  UC1586413  Asclepias cordifolia Vernon H. Oswald and Lowell Ahart 1991-6-18 4682 Plumas ca. 4 mi (air) n Greenville (Forest Rd. 28N38, 3.4 mi nne of its junction with County Rd. 201 (Old Haun Rd.)) 1609 Comment
  SEINET6833666  Asclepias cordifolia R. L. Mills 1956-4-27 1 Plumas Quinicy, along the Feather River 1036 Comment
  CHSC34259  Asclepias fascicularis M. S. Taylor 1981-10-14 4279 Plumas W side of Hwy 89, ca. 1 air mi n of Hwy 70, ca. 10 air mi w of Quincy. 914 Comment
  UC1874973  Aspidotis densa Ruth Kirkpatrick 2001-7-18 1069 Plumas 2011 Comment
  CAS-BOT-BC97459  Aster Clare B. Hardham 1985-7-31 30128 B Plumas Doyle's Crossing Comment
  POM39865  Aster alpigenus Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  SEINET10475335  Aster breweri Mary Susan Taylor 1981-7-22 Taylor 4100 Plumas T24N R11E sw sec 9, Spring Garden quad. In Red Fir Forest; E side of 26N21- Grizzly Peak Rd, just S of Argentine Lookout turnoff, ca. 5 air mi N of Spring Garden. 6900 ft elev. 2103 Comment
  CHSC103139  Aster campestris Lowell Ahart; John Dittes 2009-9-7 16375 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  RSA0039309  Aster radulinus Lowell Ahart 2008-8-14 15211 Plumas 300 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  CHSC63141  Astragalus bolanderi Lowell Ahart 1994-6-29 7420 Plumas East of Frenchman Hill, east of Oroville Quincy Highway, south-west of Bucks Lake. 1828 Comment
  CAS-BOT-BC178759  Astragalus canadensis var. brevidens T. C. Fuller 1968-7-1 17319 Plumas Hwy 49 to Loyalton, ca. 6 mi. s. of Vinton - Sierra Valley, Sierra Nevada 1524 Comment
  CHSC60533  Astragalus lentiformis L. P. Janeway 1992-5-13 4172 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
  RSA726292  Astragalus lentiformis L. Ahart, John Dittes 2007-6-16 14123 Plumas West of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  SEINET5324494  Astragalus pulsiferae var. pulsiferae W. Harnach, N. Harnach 2000-5-1 892 Plumas Beckwourth Pass 1597 Comment
  SEINET7325862 Image available Astragalus pulsiferae var. pulsiferae S. L. Welsh, ND Atwood 2001-1 28120 Plumas Beckwourth Pass, as Lassen County line, California Highway 70 1575 Comment
  POM253255  Astragalus pulsiferae var. suksdorfii A. A. Heller 1938-6-22 15179 Plumas About the airfield west of Chester. 1305 Comment
  CHSC52413  Astragalus purshii L. P. Janeway 1989-6-29 3419 Plumas Plumas National Forest. Along edges of rd 24N44Y, 0.3 mi E of Beckwourth-Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  CAS-BOT-BC192948  Astragalus purshii var. purshii A. A. Heller; P. B. Kennedy 1907-7-4 8727 Plumas Ridge east of Red Clover Valley Comment
  CHSC36942  Astragalus purshii var. tinctus M. S. Taylor 1982-5-14 4445 Plumas Open rocky ridge above Portola, ca. 2 air mi sw of Portola. 1584 Comment
  SBBG25923  Astragalus purshii var. tinctus C. B. Hardham 1961-6-16 7445 Plumas Diamond Peak [Diamond Mountain] 2255 Comment
  SBBG3245  Astragalus purshii var. tinctus H. and M. Dearing 1939-5-9 3328 Plumas near Blairsden 1219 Comment
  CAS-BOT-BC200861  Astragalus webberi R. C. Barneby; J. T. Howell 1954-5-14 11478 Plumas 1 1/2 miles s. of Crescent Mills 1082 Comment
  HSC73111  Astragalus webberi M. S. Taylor 1981-5-8 3661 Plumas N side of Hwy. 89, 1/4 mi. S of turnoff to Taylorsville , 1 mi. S of Crescent Mills. 1098 Comment
  SEINET10866913  Athyrium filix-femina Mary Susan Taylor 1982-8-9 Taylor 4949 Plumas T26N R8E ne/sw sec 3. Almanor NE quad. Jct rd 26N17Y & Pliocene Creek, ca. 1 mi nw of Rattlesnake Hill, ca. 2 mi s of Canyon Dam. Mixed Evergreen Forest; 5400 ft. 1646 Comment
  CHSC105673  Athyrium filix-femina var. cyclosorum Lowell Ahart 2010-10-21 17311 Plumas On the south side of a small wash, about 100 yards north of Fowler Lake, along the trail (poor road), about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte. 1662 Comment
  CHSC34938  Athyrium filix-femina var. cyclosorum M. S. Taylor 1981-8-19 4222 Plumas S side of 23N10, 0.3 mi e of Peoria Creek, ca. 2.5 mi w of Sloat. 1341 Comment
  CHSC52718  Athyrium filix-femina var. cyclosorum L. P. Janeway 1990-7-19 3807 Plumas Along Emigrant Cr 1/2 mi N of the crest of Grizzly Ridge. Plumas National Forest Beckwourth Ranger District, Cascade Compartment. 2026 Comment
  UC185188  Athyrium filix-femina var. cyclosorum Mrs. Carlotta C. Hall 1912-6-10 Plumas Wapanse Creek Comment
  UC2042978  Athysanus pusillus Barbara Ertter with Gary Schoolcraft 1990-5-14 8977 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  UC118038  Athysanus pusillus Mrs. R. M. Austin 1880-1 Plumas Comment
  CAS-BOT-BC146151  Avena fatua John Thomas Howell; Gordon H. True 1968-6-10 44552 Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC100039  Balsamorhiza deltoidea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2367 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek Comment
  RSA169425  Balsamorhiza hookeri L. S. Rose 1963-6-4 63121 Plumas Sierra Valley, 2 mi. s. of Beckwourth. 1463 Comment
  CAS-BOT-BC106454  Balsamorhiza hookeri L. P. Janeway 1990-6-7 3704 Plumas Plumas National Forest, Bechwourth Ranger District - Mt. Ingalls quad, Forested flat on N side of Long Valley ca 1/2 mi. E 1371 Comment
  JEPS32250  Balsamorhiza sagittata W. L. Jepson 1910-6-5 4072 Plumas Warner Valley 1554 Comment
  UC1586440  Betula glandulosa Vernon H. Oswald and Lowell Ahart 1991-7-30 4790 Plumas w side of valley ca 6 mi (air) ene Humbug Summit (ca 12 mi (air) s of Chester, within fenced marshy enclosure at springs); Humbug Valley, Big Spring 1310 Comment
  CHSC113935  Bidens cernua Lowell Ahart 2014-8-20 19711 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  OBI43752  Bidens frondosa R. D. Goeden 1986-9-10 s.n. Plumas NE shore of Round Valley Reservoir, 3 mi S of Greenville, Plumas Natl forest 1372 Comment
  CAS-BOT-BC413052  Bistorta bistortoides Arthur C. Barrett 1915-6-21 222 Plumas Plumas National Forest. Lone Rock Valley 1645 Comment
  CHSC36919  Blepharipappus scaber M. S. Taylor 1982-6-10 4625 Plumas Open dry rocky slope, along 23N72, 1/2 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. 1676 Comment
  CHSC72429  Blepharipappus scaber L. P. Janeway 1998-6-24 5672 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  CAS-BOT-BC128027  Blepharipappus scaber Catherine Best 1980-6-13 s.n. Plumas Sierra Valley - Hwy. A23 2 Mi from Plumas Co - Sierra Co. line Comment
  UC1731768  Boechera Dean Wm. Taylor with Glenn Clifton 1990-6-25 11175 Plumas n slope of Mt. Thompson (Diamond Mountains, Northern Sierra Nevada); Northern Sierra Nevada, Diamond Mts., Mt. Thompson 2301 Comment
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Apr 20 2012
  CAS-BOT-BC16067  Boechera breweri John Thomas Howell; Gordon H. True 1967-5-9 42205 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC16140  Boechera constancei John Thomas Howell 1975-6-16 51131 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  CHSC67349  Boechera constancei James D. Jokerst 1984-4-25 1986 Plumas Big Grizzly Hydro Project. Ca. 1/8 mi W of N. Fork Feather River. 914 Comment
  CHSC75472  Boechera constancei G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3126 Plumas 2.65 miles west of Round Valley Reservoir dam. 1569 Comment
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Mar 24 2009
  CAS-BOT-BC16159  Boechera davidsonii Robert J. Weatherby 1955-6-26 1553 Plumas Lakes Basin Area, above Mud Lake. 2194 Comment
  CAS-BOT-BC16179  Boechera davidsonii Robert J. Weatherby 1955-6-26 7200 Plumas Lakes Basin Area. Cliff above Mud Lake. 2194 Comment
  CAS-BOT-BC14006  Boechera lemmonii Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Lassen Volcanic National Park. Drakesbad. Comment
  CAS-BOT-BC14256  Boechera pinetorum John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2403 Plumas Sierra Nevada. Butterfly Botanical Area. Near Pond reservoir. Comment
  CHSC91762  Boechera pinetorum G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3262 Plumas Sierra Nevada. Summit of Mt. Hough. 2194 Comment
  CAS-BOT-BC14535  Boechera puberula Alice Eastwood 1918-5-25 7025 Plumas Portola. Comment
  SEINET3166401  Boechera puberula P. J. Alexander 2009-5-25 1039 -A Plumas East slope of the northern Sierra Nevada, S side of Frenchman Reservoir, 0.3 miles ENE of the center of the dam, 7.2 miles NNW of Chilcoot, Plumas National Forest. 1774 Comment
  CHSC53193  Boechera retrofracta L. P. Janeway 1989-6-12 3298 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1691 Comment
  UC2042976  Boechera retrofracta Barbara Ertter with Gary Schoolcraft 1990-5-14 8974 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  CAS-BOT-BC25723  Boechera sparsiflora W. I. Follett 1946-5-24 s.n. Plumas Chip Creek. Comment
  CAS-BOT-BC25909  Boechera suffrutescens John Thomas Howell; Gordon H. True 1973-7-31 50117 Plumas Sierra Nevada. Diamond Range. Summit ridge of Thompson Peak. 2194 Comment
  CHSC62344  Boechera suffrutescens B. Castro; L. Hanson 1989-8-17 402 Plumas Ca 13 air mi E of Greenville, ca. 2.5 mi N of Kettle Rock, in the Mud Lake Research Natural Area within Plumas National Forest. 2042 Comment
  POM310936  Boisduvalia densiflora var. densiflora H. L. Mason 1952-7-17 14380 Plumas Sierra Nevada: Along Western Pacific tracks just south of Beckwourth, Sierra Valley. 1524 Comment
  SEINET10665933 Image available Botrychium multifidum subsp. californicum R. M. Austin 1897-1 Austin s.n. Plumas In Sierra Nevada Mts. - Quincy. Comment
  CDA11930  Boykinia major G. F. Hrusa, J. Dinsdale 1989-6-27 7222 Plumas Sierra Nevada; Tributary entering Bucks Lake at N end. Comment
  CAS-BOT-BC186698  Brassicaceae John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2375 Plumas In canyon of Butterfly Creek. Between Spanish Creek and Butterfly Valley Comment
  CAS-BOT-BC106231  Brickellia californica John Thomas Howell 1961-9-23 36895 Plumas Engel Mine [Englemine] - Sierra Nevada 1097 Comment
  CAS-BOT-BC127778  Brickellia grandiflora M. S. Taylor; H. Swanson 1982-8-11 4972 Plumas Along n side of Jamison Creek Rd (507), on cliffs, ca. 1 mi w of Plumas-Eureka State Park, ca. 3 mi sw of Johnsville 1798 Comment
  SEINET8716679 Image available Brodiaea ixioides Stanton A. Coor 1938-1 s.n. Plumas Plumas Co. Alt. 6300. Onion Valley. Comment
  SEINET3243476  Brodiaea multiflora Frank W. Gould 1938-1 450 Plumas Five miles north of Blairsden, Plumas County. 1372 Comment
  CAS-BOT-BC484593  Brodiaea purdyi John Thomas Howell 1955-7-20 30866 Plumas Mohawk 1371 Comment
  JEPS104132  Bromus carinatus var. carinatus Lowell Ahart 2003-10-26 10682 Plumas On a gravel bar on the e side of the South Fork of the Feather River, where the old road crosses the river, ca 1/8 mi w of the Feather Fork Mine, ca 1 3/4 mi (air) ne of Little Grass Valley Reservoir, ca 6 1/2 mi (air) ne of La Porte. 1600 Comment
  UC1155623  Bromus carinatus var. carinatus G. L. Stebbins Jr. 1947-5-16 H 10 Plumas Meadow View Ranger Station 2225 Comment
  UC756663  Bromus carinatus var. carinatus G. L. Stebbins Jr. 1947-5-16 6051 Plumas Meadow View Peak Comment
  CAS-BOT-BC148707  Bromus carinatus var. marginatus John Thomas Howell 1960-7-17 35498 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  SBBG115955  Bromus carinatus var. marginatus J. T. Howell, G. H. True 1973-7-31 50104 Plumas Thompson Pk, Diamond Range 2194 Comment
  CDA13941  Bromus ciliatus G. F. Hrusa 1997-6-26 13879 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
  CHSC55811  Bromus ciliatus Vernon H. Oswald 1991-9-11 4869 Plumas Lassen Volcanic Park. West of the resort at Drakesbad. 1767 Comment
  CAS-BOT-BC155967  Bromus commutatus John Thomas Howell 1955-7-20 30867 Plumas Sierra Nevada. Mohawk. 1371 Comment
  CAS-BOT-BC155798  Bromus diandrus John Thomas Howell; Gordon H. True 1968-6-10 44547 Plumas Sierra Nevada. Quincy. 1036 Comment
  UCD20966  Bromus inermis E. Bortiri 2002-6-21 WFC 14 Plumas Rocky Point East, Ramelli Ranch , near Portola, Plumas Co. Comment
  RSA726451  Bromus inermis subsp. inermis L. Ahart, John Dittes 2007-6-17 14190 Plumas 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. 1655 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
  RSA71076  Bromus marginatus L. S. Rose 1951-6-27 51021 Plumas Johnsville. 1601 Comment
  CAS-BOT-BC162157  Bromus orcuttianus John Thomas Howell 1975-7-22 51363 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  CAS-BOT-BC162160  Bromus orcuttianus Clare B. Hardham 1970-8-9 17716 A Plumas Road to Thompson Peak Lookout. 2133 Comment
  CAS-BOT-BC162013  Bromus racemosus John Thomas Howell; Gordon H. True 1968-6-10 44543 A Plumas Sierra Nevada. Quincy. 1036 Comment
  SEINET190971 Image available Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas West side of Lake Almanor. Comment
  CHSC117315  Bromus vulgaris L. P. Janeway 2016-8-10 12150 Plumas Northern High Sierra Nevada. Plumas National Forest; about 100 m south of Gibsonville-Johnsville Road on east side of Continental Ravine (a tributary of West Branch Nelson Creek). 1830 Comment
  CHSC73529  Calamagrostis canadensis B. Castro; L. Gehrung, H. Durio 1995-9-19 642 Plumas Tamarack Flat. Ca 2 air mi NW of Little Grass Valley Reservoir, on N side of USFS Rd 22N94, ca 2 road mi NW of its jct with Lumpkin Ridge Rd (USFS Rd 22N27). In Tamarack Flat meadow, near NW boundary near creek bed. 1706 Comment
  RSA88127  Calamagrostis koelerioides J. T. Howell 1951-6-26 27537 Plumas Feather River Canyon; Sierra Nevada. 854 Comment
  RSA0000411  Calamagrostis micrantha var. sierrae Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CHSC111738  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. 850 Comment
  CAS-BOT-BC438480  Calandrinia ciliata W. Harnach; N. Harnach 1991-6-21 555 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23. 1487 Comment
  SDSU9750  Calandrinia ciliata R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile north of Chester, CA. Comment
  CHSC55464  Calocedrus decurrens Ben Cunningham 1991-4-20 Plumas Ca. 60 ft w of Pecks Valley Road and 2 mi ne of Greenville. 1066 Comment
  CAS-BOT-BC85757  Calocedrus decurrens John Thomas Howell 1960-7-20 35752 Plumas Lassen Volcanic National Park, Boiling Springs Lake 1798 Comment
  SEINET10531064  Calocedrus decurrens Mary Susan Taylor 1974-7-3 Taylor 302 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CHSC52884  Calochortus coeruleus L. P. Janeway 1990-6-12 3712 Plumas Plumas National Forest. Rattlesnake Creek, just N of Long Valley; along road 508 ca 1.1 mi N of Hwy 70/89. 1432 Comment
  CHSC91744  Calochortus coeruleus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3274 Plumas Sierra Nevada. 1.3 miles below Mt. Hough summit, returning to junction with China Grade. 2042 Comment
  CHSC32012  Calochortus leichtlinii L. Ahart 1975-6-16 888 Plumas Near Little Grass Valley Reservoir. 1828 Comment
  JEPS15483  Calochortus leichtlinii Joseph and Hilda Grinnell 1938-6-11 1090 a Plumas Mohawk 1341 Comment
  POM180984  Calochortus leichtlinii A. A. Heller, P. B. Kennedy 1907-7-4 8719 Plumas Ridge east of Red Clover Valley Comment
  CAS-BOT-BC490272  Calochortus leichtlinii Anna Head 1921-7-15 s.n. Plumas Lake Center Camp, Feather River region Comment
  CAS-BOT-BC491830  Calochortus leichtlinii Mary Strong Clemens 1920-5-28 s.n. Plumas Quincy Comment
  CAS-BOT-BC483478  Calochortus minimus Elmer I. Applegate 1929-6-21 5795 Plumas Between Kelly's camp and Drakesbad, Warner Valley, Mt. Lassen region Comment
  UCD139550  Calochortus minimus W. R. Powell 1968-7-2 1598 Plumas along road around southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  CHSC82360  Calochortus nudus Lowell Ahart 2002-7-6 9847 Plumas In small meadows, about 50 yards north of the gravel road, near a small branch of Coldwater Creek, about 3/4 mile southwest of Grizzly Mountain, about 2 miles (air) southwest of Haskins Valley and Bucks Lake. 1844 Comment
  CHSC97045  Calochortus nudus B. Castro; Samantha Hillaire 2005-7-7 1487 Plumas Ca 7 air mi SW of Bucks Lake and 1.5 air mi SE of Soapstone Hill, on Rock Island Ridge. Ca 2 mi SE of the Oro-Quincy Hwy on USFS Rd 23N18, on W side of road at jcn of the 'D' spur road. At N edges of large open meadow. 1584 Comment
  JEPS103269  Calochortus nudus Lowell Ahart 2002-7-6 9847 Plumas In small meadows, about 50 yards north of the gravel road, near a small branch of Coldwater Creek, about 3/4 mile SW of Grizzly Mountain, about 2 miles (air) SW of Haskins Valley and Bucks Lake. 1844 Comment
  CAS-BOT-BC493418  Calochortus nudus A. L., Mrs. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC493423  Calochortus nudus G. D. Barbe; T. C. Fuller; John Thomas Howell 1981-7-26 54393 Plumas 0.3 miles southwest of Buks Summit on road to Buks Lake 1645 Comment
  CAS-BOT-BC493425  Calochortus nudus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1914 Plumas Darlingtonia bog 1127 Comment
  CAS-BOT-BC493426  Calochortus nudus Lewis S. Rose 1967-6-12 67114 Plumas Butterfly Valley, 3 mi. of Keddie 1219 Comment
  UC1299334  Calochortus nudus Freed W. Hoffman 1946-6-12 678 Plumas near Jackson Creek Camp; Jackson Creek Comment
  SD7979  Caltha howellii Mrs. R. M. Austin 1880-1 Plumas Mt. Dyer, Big Meadows Comment
  CAS-BOT-BC175767  Caltha leptosepala John Thomas Howell 1951-6-28 27701 Plumas Eureka Peak 1981 Comment
  CAS-BOT-BC90964  Calycanthus occidentalis John Thomas Howell 1951-8-19 28172 Plumas Sierra Nevada. 3 miles east of Rich Bar. 853 Comment
  CAS-BOT-BC90966  Calycanthus occidentalis Clarence Quick 1940-7-20 40 -93 Plumas Northeast of Big Bar Mountain on Mill Creek, east of Feather River at Pulga. Comment
  UC1794966  Calystegia R. K. Brummitt 1998-5-17 19887 Plumas Route 89 near Indian Falls, 4 km from Route 70 junction, opposite Dawn Community Centre. Comment
  CAS-BOT-BC221248  Calystegia malacophylla subsp. malacophylla Clarence R. Quick 1953-8-7 53 -123 Plumas Southeast of Meadow Valley Comment
  CDA14132  Calystegia occidentalis subsp. occidentalis G. F. Hrusa 1997-5-3 13822 Plumas Sierra Nevada; W side of Rattlesnake Creek, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CAS-BOT-BC496987  Camassia leichtlinii subsp. suksdorfii Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1575 Plumas Fern Glen 1112 Comment
  SEINET12049370  Camassia quamash R. M. Austin 1875-1 s.n. Plumas no further locality Comment
  RSA121155  Camissonia tanacetifolia subsp. quadriperforata Wayne E. Sawyer 1935-6-10 90 Plumas 4.75 miles SE of Sugarloaf 1494 Comment
  RSA325158  Camissonia tanacetifolia subsp. quadriperforata M. S. Taylor 1981-7-7 3987 Plumas East side of Beckwourth-Genesee Road, 0.5 miles N of Beckwourth. 1494 Comment
  RSA39782  Camissonia tanacetifolia subsp. quadriperforata P. A. Munz 1947-5-16 11823 Plumas 8 miles north of Chilcoot. 1524 Comment
  CAS-BOT-BC160894  Camissonia tanacetifolia subsp. tanacetifolia Fred Sommers; Greg Sommers 1976-6-7 115 Plumas Sierra Valley 1487 Comment
  SEINET10453244  Camissonia tanacetifolia subsp. tanacetifolia Mary Susan Taylor 1981-6-9 Taylor 3879 Plumas T22N R13E ne sec 15, Blairsden quad. E side of Portola McLears Rd (A15), ca. 3 mi SW of Portola; elevation ca. 5100 ft. 1554 Comment
  JEPS115228  Campanula prenanthoides Lowell Ahart, John Dittes 2009-7-15 16094 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  SEINET196206 Image available Campanula prenanthoides H. S. Reed 1941-7-31 Plumas Forest Lodge. 1067 Comment
  SEINET10462864  Campanula prenanthoides Joseph Clemens 1920-8-11 Clemens s.n. Plumas GREENVILLE Comment
  SEINET10462994  Campanula prenanthoides Mallory 1969-8-21 MALLORY 349 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest 1524 Comment
  CAS-BOT-BC37305  Cardamine breweri Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1852 Plumas Butterfly Botanical Area and Vicinity. In Butterfly Valley proper. 1036 Comment
  CAS-BOT-BC37825  Cardamine nuttallii Mary Strong Clemens 1920-4-3 s.n. Plumas Greenville. Comment
  JEPS96798  Cardamine nuttallii Dean W. Taylor 1997-4-9 15946 Plumas Wolf Creek N of Greenville; Plumas National Forest Comment
  UC1736742  Cardamine pachystigma var. pachystigma Dean Wm. Taylor and Glenn L. Clifton 1997-4-9 15945 Plumas Feather River Canyon; along Highway 70 at Rich Bar; Plumas National Forest 640 Comment
  CAS-BOT-BC38121  Cardamine pensylvanica John Thomas Howell 1962-6-17 37657 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CAS-BOT-BC38119  Cardamine pensylvanica Alice Eastwood 1927-6-17 14664 Plumas Long Valley. Near Greenville. Comment
  HSC93577  Carex amplifolia G. Fred Hrusa, T. D. Wilfred 1996-7-22 13392 Plumas Little Long Valley Creek, ~1/2 mi. N of Hwy. 70, about 15 mi. E of Quincy 1500 Comment
  SEINET10935235  Carex amplifolia Patricia L. Kenney 1973-6-5 Kenney 428 Plumas Along a stream along hwy 70, 6 miles s from junction of hwy 98 and 70. Douglas Fir and yellow pine 1067 Comment
  CAS-BOT-BC17926  Carex angustata A. A. Heller; P. B. Kennedy 1907-7-9 8784 Plumas Prattville. Comment
  CHSC115511  Carex angustata Lowell Ahart; John Dittes, Josephina Guardino, Steve Green 2015-7-31 20423 Plumas On the west side of Duck Lake (near Blue Lake), 1180 feet north of Forest Service Road 29N18, 3.19 air-miles west-southwest of Sifford Mt., 6.41 air-miles south-southeast of Lassen Peak. 1892 Comment
  JEPS107598  Carex angustata Lowell Ahart, Josephine Guardino 2005-8-10 12316 Plumas In small wet meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  UC942946  Carex angustata Lewis S. Rose 1951-6-28 51028 Plumas 8 mi sw Johnsville; McRae Meadows 1950 Comment
  CAS-BOT-BC17924  Carex angustata George Wilson Gillett 1957-7-18 830 Plumas Lassen Volcanic National Park. North end of Willow Lake, along inlet from Little Willow Lake. 1661 Comment
  CDA17815  Carex angustata G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-23 3164 Plumas Long Valley Region; Long Valley, 0.4 mile S of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  JEPS63509  Carex angustata W. L. Jepson 1939-7-30 19286 Plumas Spanish Creek headwater, between Fales Hill and Chaparral Hill 1584 Comment
  UC2015879  Carex angustata Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-1 4415 Plumas Lassen Volcanic National Park. Drakesbad. Upper area, in low places west of the creek. Comment
  JEPS63502  Carex athrostachya W. L. Jepson 1939-8-16 19438 Plumas Portola Comment
  OBI6460  Carex athrostachya Lewis S. Rose 1967-7-9 67143 Plumas Quincy 1036 Comment
  CAS-BOT-BC19133  Carex aurea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1669 Plumas Butterfly Botanical Area and Vicinity. Sweetwater Meadow. 1127 Comment
  CHSC56884  Carex aurea L. P. Janeway; Garrett Gibson 1991-8-2 4100 Plumas Plumas National Forest. Meadow stringer along Humbug Creek; southeast flank of Smith Peak. 1828 Comment
  CHSC63187  Carex aurea Lowell Ahart 1994-6-17 7347 Plumas In a small wet 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
  RSA699706  Carex aurea L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11157 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CHSC92292  Carex bolanderi Lowell Ahart; Josephine Guardino 2005-8-10 12319 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CAS-BOT-BC19623  Carex brainerdii Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1783 Plumas The Butterfly Botanical Area and Vicinity. Trestle Glen. 1112 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
  CAS-BOT-BC20593  Carex douglasii Lewis S. Rose 1954-5-30 54063 Plumas Johnsville. 1600 Comment
  CHSC97521  Carex douglasii Lowell Ahart; John Dittes 2007-6-16 14134 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
  CAS-BOT-BC19846  Carex echinata Anna Head 1921-7-28 s.n. Plumas Feather River Region. Meadows by Grass Lake. Comment
  CAS-BOT-BC20082  Carex echinata John Thomas Howell 1962-6-17 37656 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CHSC110456  Carex echinata subsp. echinata L. P. Janeway 2013-6-2 11124 Plumas Northern High Sierra Nevadda. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  UC1100649  Carex echinata subsp. echinata Malcolm A. Nobs, S. Galen Smith 1949-8-19 1449 Plumas bog and marsh at Butterfly Valley Butterfly Valley Comment
  CHSC43011  Carex feta L. P. Janeway; B. Castro 1987-7-17 2489 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. 1584 Comment
  UC1133354  Carex filifolia var. erostrata E. Sawyer 1935-6-21 130 Plumas 1 3/4 mi ne Crow; Plumas National Forest, Sierraville Quadrangle Comment
  JEPS105623  Carex fracta L. P. Janeway 2003-7-19 7909 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake 1853 Comment
  RSA201288  Carex fracta J. T. Howell 1960-7-19 35676 Plumas Drakesbad. 1677 Comment
  RSA95479  Carex fracta L. S. Rose 1954-5-30 54073 Plumas Johnsville 1601 Comment
  CHSC51504  Carex geyeri L. P. Janeway 1990-8-16 3831 Plumas Plumas National Forest. Ca 0.2 mi N of Meadow Cr and ca half-way between Red Clover Cr and Mt Ingalls. 2011 Comment
  CHSC100040  Carex heteroneura Lowell Ahart 2008-7-16 15092 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC55556  Carex heteroneura var. heteroneura L. P. Janeway 1990-6-27 3733 Plumas Plumas National Forest. Headwaters of Joseph Creek on northeast side of Grizzly Ridge. 2103 Comment
  CHSC67400  Carex hoodii James D. Jokerst 1985-6-10 2410 Plumas Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
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Jun 25 2008
  CHSC92299  Carex hoodii Lowell Ahart; Josephine Guardino 2005-8-10 12317 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  JEPS107613  Carex hoodii Lowell Ahart, Josephine Guardino 2005-8-10 12317 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  CHSC99377  Carex infirminervia Robert F. C. Naczi; Lawrence P. Janeway 2004-7-24 10534 Plumas Ca. 14 mi WSW of village of Almanor, down road from Humboldt Summit, at stream crossing by Humboldt Road (county route 308). On bank of stream. 1777 Comment
  RSA71306  Carex integra L. S. Rose 1951-6-28 51030 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CHSC55558  Carex jonesii L. P. Janeway 1990-7-3 3761 Plumas Plumas National Forest. About 100 m west of Paradise Creek and about 3/4 mi south of Little Grizzly Creek. 1905 Comment
  CHSC65596  Carex jonesii L. P. Janeway 1995-8-4 4887 Plumas About 0.8 mi northeast of Dixie Mountain Lookout; small spring at uppermost crossing of Lookout Creek by Road 25N03. 2126 Comment
  UCD108007  Carex jonesii Tim Kuhn 2006-6-18 58 Plumas adjacent to Crocker Guard Station. Comment
  CAS-BOT-BC7583  Carex lasiocarpa Walter Knight; Irja Knight 1966-6-18 1348 Plumas Butterfly Valley 1097 Comment
  SEINET10916824  Carex lasiocarpa Vernon H. Oswald, Lowell Ahart 1988-8-4 Oswald 3679 Plumas T29N R5E se/nw/S6, Red Fir Forest. Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Occasional sedge which forms small tufts on the edge of a floating sphagnum bog where it drops off into deep water; located on the ne side of the lake. 1676 Comment
  CHSC42824  Carex lemmonii L. P. Janeway 1987-6-20 2283 Plumas Ravine on N side of S Branch Middle Fk Feather R below Whiskey Hill. 1158 Comment
  CHSC65598  Carex lemmonii L. P. Janeway 1995-7-23 4869 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  JEPS95361  Carex lemmonii Lowell Ahart 1994-6-17 7348 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  SJSU4627  Carex lemmonii C. W. Sharsmith 1969-6-19 7598 Plumas Butterfly Valley, c. 3 mi SW of Keddie 1066 Comment
  SEINET12650661  Carex lemmonii L. S. Rose 1967-1 67111 Plumas Butterfly Valley 1219 Comment
  SEINET13709910  Carex lenticularis var. impressa Lowell William Ahart, Lowell William Ahart 2003-1 10433 Plumas 5 Mi. NW of La Porte (39 Deg 44'41.1"N, 121 Deg 02'14.2"W) 5751 Ft. 1753 Comment
  CDA36399  Carex leporinella G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-25 3319 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CHSC96053  Carex luzulifolia L. P. Janeway; B. Castro 2006-9-9 8883 Plumas High Cascade Range. About 200 m east of Jedidian Colter Lake (between Blue Lake and North Arm Rice Creek). Broad flat meadow informally named Sheeba's Meadow. 1969 Comment
  CHSC116370  Carex luzulina Sara M. Taylor; Scott Batiuk 2012-9-11 66 Plumas Mulligan Slide. From Quincy head west on Hwy 70, right onto spanish Creek Rd, right onto Rd 25N17, left unto Rd 25N59, go west ~1.1 km, left onto unnamed road ~480 m. UTM Zone 10, 4428l379 N, 660744 E. 1546 Comment
  CAS-BOT-BC31635  Carex luzulina var. ablata John Thomas Howell 1951-6-27 27597 Plumas McRae Meadow. 1981 Comment
  CAS-BOT-BC31641  Carex luzulina var. ablata Walter Knight; Irja Knight 1966-6-18 1345 Plumas butterfly Valley. 1036 Comment
  SEINET10711246  Carex mariposana John Thomas Howell 1981-6-25 Howell 54343 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  CDA13390  Carex multicostata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13239 Plumas Sierra Nevada; below headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC96041  Carex multicostata L. P. Janeway; B. Castro 2006-9-9 8882 Plumas High Cascade Range. About 100 m east of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek). 1975 Comment
  JEPS117529  Carex nebrascensis Lowell Ahart 2010-9-9 17144 Plumas Small gravel bar 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
  CAS-BOT-BC119861  Carex nebrascensis M. S. Taylor 1982-6-14 4658 Plumas Antelope Lake quad. In wet Pioneer Meadow, E side of Antelope Lake, 1536 Comment
  CDA17785  Carex nervina G. D. Barbe, T. C. Fuller 1982-6-16 3789 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. Plumas National Forest. 2097 Comment
  CAS-BOT-BC119689  Carex nervina L. P. Janeway 1990-6-27 3732 Plumas Mt. Ingalls quad. Headwaters of Joseph Creek on NE side of Grizzly Ridge. 2103 Comment
  CAS-BOT-BC119184  Carex pachystachya D. E. (Mrs. A. A. Beetle) Beetle 1941-6-28 55 Plumas NW corner of Lake Almanor. 975 Comment
  JEPS107626  Carex pellita Lowell Ahart, Josephine Guardino 2005-8-9 12283 Plumas On the bottom of Fant Creek, about 100 yards southeast of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  CAS-BOT-BC119010  Carex pellita George Wilson Gillett; Hans Leschke 1957-7-13 752 Plumas Drakesbad Valley, wet meadow across from the Devils Kitchen. 1859 Comment
  CHSC118771  Carex pellita Wendy Boes 2014-9-4 2014 -041 Plumas Plumas National Forest. Parnassia Fen, Lakes Basin.(UTM 700224 E, 4399796 N, NAD83, Zone 10N.) 1767 Comment
  CHSC102001  Carex scabriuscula L. P. Janeway; B. Castro 2009-8-29 9944 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
  CHSC81927  Carex scabriuscula Samantha Hillaire 2001-10-29 299 A Plumas Northern High Sierra Nevada. Southeast of Buckhorn and Granite Summits, just north of 23N69 road above the roadcut, below 2 large rock outcrops. 1877 Comment
  CHSC117758  Carex scoparia var. scoparia Jim Belsher- Howe; Rye Pamplin 2016-8-19 Plumas Snake Lake. Drying edge of shallow lake margin. 1205 Comment
  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
  CHSC97294  Carex sheldonii Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14464 Plumas About 20 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  CHSC97614  Carex sheldonii Lowell Ahart; John Dittes 2007-6-17 14166 Plumas On damp soil, west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CDA17790  Carex simulata G. D. Barbe, T. C. Fuller 1982-6-17 3864 a Plumas Frenchman Lake Region; 2 miles N of Turkey Point Fishing Access; shore of N arm of the lake. 1706 Comment
  CHSC116366  Carex simulata Sara M. Taylor; Scott Batiuk 2012-9-14 78 Plumas Plumas National Forest. Rocky Knoll West. Follow Rd 24N33 to the Mill Creek Trailhead, near where Right Hand Salt Creek meets Mill Creek. Follow Mill Creek Trail north for ~350 m then bushwhack ~800 m to fen/meadow. UTM Zone 10, 4422884 N, 655393 E. 1831 Comment
  CHSC52353  Carex specifica L. P. Janeway 1990-7-5 3773 Plumas Plumas National Forest. At dirt road crossing of the southeastern branch of Paradise Creek about 1 1/4 mi south of Little Grizzly Creek. 1844 Comment
  SEINET4290223  Carex specifica L. Ahart, Dittes, J; Guardino, J 2009-1 16207 Plumas South side of Forest Road 26N67F3, 1.2 miles (Air) northeast, of Rush Creek Hill, 2.6 miles (air) east- southeast of Caribou Powerhouse. Comment
  RSA189377  Carex stipata L. S. Rose 1967-7-9 67144 Plumas Quincy. 1037 Comment
  CAS-BOT-BC114997  Carex subfusca John Thomas Howell 1951-6-28 27651 Plumas Johnsville 1584 Comment
  CDA13364  Carex subfusca G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13213 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
  CHSC48067  Carex subfusca L. P. Janeway 1989-6-22 3368 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw, near rd 24N49Y. 1804 Comment
  CHSC53551  Carex subfusca Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr 1.5 mi E of Quincy along Hwy 70, on the north side of the road. 1057 Comment
  CHSC55449  Carex subfusca L. P. Janeway 1989-6-15 3319 Plumas Plumas National Forest. Pond across road from springy slope; jct Beckwourth-Genesee Rd (rd 111) and rd 24N49Y; N corner of Crocker Valley. 1730 Comment
  CHSC92309  Carex subfusca Lowell Ahart; Josephine Guardino 2005-8-9 12291 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  JEPS107615  Carex subfusca Lowell Ahart, Josephine Guardino 2005-8-9 12290 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  JEPS115949  Carex subfusca Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15893 Plumas About 200 yards northwest of Lake Almanor Dam, in a mined over area 1421 Comment
  RSA702580  Carex subfusca L. P. Janeway, Robert F. C. Naczi 2004-7-24 8185 Plumas High Cascade Range. Humboldt Road crossing of small tributary of Butt Creek, 2.9 road km. from Humboldt Summit. 1756 Comment
  UC1133469  Carex subfusca E. Sawyer 1935-7-1 268 Plumas 1/2 mi s Chases; Plumas National Forest, Downieville Quadrangle 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
  SEINET10748597  Carex vesicaria Mary Susan Taylor 1982-8-11 Taylor 5109 Plumas T26N R9E ne1/4 sec 22. Greenvill quad. Abundant on s end of Round Valley Reservoir, ca. 4 mi s of Greenville. 1372 Comment
  CHSC103157  Carex vesicaria var. vesicaria Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16138 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
  CDA13385  Carex whitneyi G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13234 Plumas Sierra Nevada; Near summit above headwaters of Bull Run Creek off USFS 23N12E. Comment
  CDA13407  Carex whitneyi G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13256 Plumas Sierra Nevada; Near upper ridge above headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC87129  Carex whitneyi L. P. Janeway 2001-6-15 7181 Plumas High Cascade Range. East side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  CDA18693  Castilleja applegatei G. D. Barbe, T. C. Fuller 1982-6-15 3700 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  UCD40405  Castilleja applegatei Rodney Gale Myatt 1971-6-13 736 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CAS-BOT-BC249717  Castilleja applegatei subsp. pinetorum Milo S. Baker 1926-9-2 335 b-'26 Plumas Lee's Camp Comment
  CHSC115544  Castilleja applegatei subsp. pinetorum Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20415 Plumas Next to Forest Service Road 29N18, 2.68 air-miles northeast orf Morgan Mt., 3.94 air-miles west-southwest of Sifford Mt., 6.85 air-miles south-southeast of Lassen Peak. 1847 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
  JEPS10978  Castilleja applegatei subsp. pinetorum Helen-Mar Wheeler 1944-8-23 Plumas between the Middle Fork of Feather River and the South Fork of Feather River (near the Butte County line, sw Plumas County); Cascade Creek 1280 Comment
  JEPS123965  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-7-4 20291 Plumas About1 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 2 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  JEPS26690  Castilleja applegatei subsp. pinetorum P. C. Hutchison 1961-6-9 2129 Plumas 0.4 mi e Round Valley Reservoir dam and store; Round Valley Reservoir Comment
  JEPS3800  Castilleja applegatei subsp. pinetorum John Thomas Howell 1926-7-24 2101 Plumas near Prattville 1463 Comment
  JEPS3890  Castilleja applegatei subsp. pinetorum R. H. Platt 1891-1 Plumas Prattville The Sierras Comment
  JEPS81471  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-6-21 4705 Plumas ca 3 air mi sw Sloat (ca 0.25 mi w of Eureka Ridge Rd (23N09), ca 0.75 mi w of White Cap); Blue Nose Mt. Quad. 1767 Comment
  JEPS9787  Castilleja applegatei subsp. pinetorum W. L. Jepson 1939-7-31 19296 Plumas halfway between Buck's Valley and Meadow Valley; Spanish Peak 1676 Comment
  JEPS9894  Castilleja applegatei subsp. pinetorum W. L. Jepson 1939-7-31 19296 Plumas halfway between Buck's Valley and Meadow Valley; Spanish Peak 1676 Comment
  RSA101393  Castilleja applegatei subsp. pinetorum R. Weatherby 1955-7-21 1651 Plumas Rocky Point, head of No Ear Bar trail, Middle Fork Feather River. 1524 Comment
  SBBG6731  Castilleja applegatei subsp. pinetorum A. A. Heller, P. B. Kennedy 1907-8-15 8840 Plumas Plumas County [no specific locality] Comment
  UC174719  Castilleja applegatei subsp. pinetorum A. A. Heller and P. B. Kennedy 1907-7-3 8701 Plumas hills above Red Clover Valley Comment
  SEINET10582742  Castilleja applegatei var. fragilis John Thomas Howell, Gordon H. True; Margaret J. Williams 1973-7-31 Howell 50126 Plumas On road from Janesville to Thompson Peak, Diamond Range. 1981 Comment
  CHSC21672  Castilleja arachnoidea D. Brink 1975-7-6 Plumas Ravine at NW end of Mud Lake. Comment
  JEPS74159  Castilleja arachnoidea Loran C. Anderson 1974-7-5 3689 Plumas 15 air mi nw Portola (below Mt. Ingalls summit (above treeline)); Mt. Ingalls 2514 Comment
  RSA518869  Castilleja arachnoidea Barbara J. Ertter, Gary Schoolcraft 1989-7-3 8659 Plumas Ridge between Red Rock and Diamond Mt ca 8 air miles S of Susanville 2226 Comment
  SEINET8584721  Castilleja campestris W. Harnach 2013-5-18 1355 Plumas Sierra Valley, on Marble Lane, 0.25 miles E of County Road A-23, S of Beckwourth 1491 Comment
  SD7028  Castilleja campestris subsp. campestris Daniel Cleveland 1882-7-22 Plumas Prattville Comment
  UC1562841  Castilleja lacera Barbara Ertter 1989-7-4 8685 a Plumas 4.2 mi w Hwy. 89 junction with Hwy 36 (Coyote Flat, w of Lake Almanor); Coyote Flat 1524 Comment
  UC725755  Castilleja lacera A. A. Heller 1940-5-22 15668 Plumas 2 mi n Almanor (State Hwy 89) Comment
  CAS-BOT-BC254064  Castilleja miniata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region 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
  CHSC102579  Castilleja miniata subsp. miniata L. P. Janeway; B. Castro 2009-7-4 9844 Plumas Northern High Sierra Nevada. Upper end of Rock Island Ridge. 1576 Comment
  CHSC116234  Castilleja miniata subsp. miniata Lowell Ahart 2015-7-4 20286 Plumas On the west side of the paved road, 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. 1731 Comment
  CHSC80876  Castilleja miniata subsp. miniata Lowell Ahart 2001-7-19 8946 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
  JEPS95383  Castilleja miniata subsp. miniata Lowell Ahart 1994-7-22 7487 Plumas S of the Pacific Crest Trail, on N side of Mount Etna 1981 Comment
  CAS-BOT-BC241042  Castilleja pilosa John Thomas Howell 1962-6-18 37763 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC57455  Castilleja pilosa L. P. Janeway; Garrett Gibson 1991-6-24 4057 Plumas Plumas National Forest. Squaw Valley, ca 1/2 mi northwest of 'Four Corners' (Junction of Laufman-to Red Colver Valley Road and Frenchman Lake Road). 1703 Comment
  UC1012467  Castilleja pilosa Francis W. Pennell 1940-6-12 25820 Plumas 5 mi s Beckwourth; Sierra Valley 1493 Comment
  CDA21417  Castilleja tenuis G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16316 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
  CHSC110285  Castilleja tenuis B. Castro; L. P. Janeway 2006-6-4 1553 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1.2 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. 1674 Comment
  CHSC13624  Castilleja tenuis M. S. Taylor 1974-7-3 292 Plumas In meadow opposite bog, in Butterfly Valley Botanical Area, ca. 5 mi nw of Wuincy. 1173 Comment
  CHSC97061  Castilleja tenuis Lowell Ahart; Josephine Guardino 2007-7-20 14351 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis. 1763 Comment
  UCR270599  Caulanthus amplexicaulis John F. Emmel 2002-5-20 1755 Plumas North Fork Feather River, Queen Lily Campground, near Belden 732 Comment
  CAS-BOT-BC47972  Ceanothus W. Harnach; N. Harnach 1990-6-27 416 Plumas Sierra Valley. Ramelli Ranch (USFS), so of R/R 1554 Comment
  CHSC96746  Ceanothus arcuatus L. P. Janeway 2007-5-20 8996 Plumas Northern High Sierra Nevada. Northeastern corner of Meadow Valley at junction of Bucks Lake Road, Spanish Ranch Road and Spanish Creek. 1106 Comment
  CAS-BOT-BC48699  Ceanothus cordulatus Rimo Bacigalupi 1927-7-4 1656 Plumas upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  LA41966  Ceanothus cordulatus Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  RSA515505  Ceanothus cordulatus J. T. Howell, G. H. True 1969-6-23 45814 Plumas Open meadow 2 miles N of Nelson Point on road to Quincy 1311 Comment
  UCD111398  Ceanothus cordulatus B. F. Smith 1967-8-16 61 Plumas 2 miles northeast of La Porte. 1615 Comment
  CAS-BOT-BC50774  Ceanothus integerrimus Lewis S. Rose 1968-6-11 68097 Plumas Confluence of Butterfly Creek & Spanish Creek near Keddie 975 Comment
  UC1070789  Ceanothus integerrimus G. T. Nordstrom 1934-7-9 205 Plumas 1.25 mi se Mt. Ararat; Bidwell Bar quad., Plumas Nat. For. 1584 Comment
  RSA0089038  Ceanothus integerrimus var. californicus Bonnie C. Templeton 1968-6-9 11255 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  CAS-BOT-BC51045  Ceanothus integerrimus var. macrothyrsus Alice Eastwood 1927-6-18 14577 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  RSA104151  Ceanothus integerrimus var. puberulus T. C. Porter 1876-1 s.n. Plumas [No location data on label] Comment
  CAS-BOT-BC51158  Ceanothus lemmonii L. S. Smith 1925-4-29 1563 Plumas Grizzley Ridge. West end, So. & W. slope 975 Comment
  UC33618  Ceanothus lemmonii J. G. Lemmon and wife 1889-5-14 Plumas Johnson's Ranch Quincey Comment
  UC338184  Ceanothus lemmonii Lemmon 1874-1 Plumas near Quincy (Thompson's Ranch) Comment
  CAS-BOT-BC52058  Ceanothus prostratus John Thomas Howell 1975-7-22 51356 Plumas 2 miles Northwest of Spring Garden 1173 Comment
  CAS-BOT-BC63335  Ceanothus prostratus Herbert L. Mason 1924-6-16 1046 Plumas Graeagle. Comment
  CAS-BOT-BC63372  Ceanothus prostratus David D. Keck 1932-7-3 1649 Plumas Quincy. On mountain slope to/south of town in spruce forest. 1219 Comment
  CHSC79202  Ceanothus prostratus L. P. Janeway 2000-6-24 6832 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km southwest of Crystal Peak in the Diamond Mountains. 2304 Comment
  UCSB13419  Ceanothus prostratus Breedlove, Dennis 1962-6-12 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  SEINET12210939  Ceanothus prostratus W. Knight, Knight, I. 1983-1 4941 Plumas Along state route 89 along west shore of Lake Almanor 1357 Comment
  CHSC64130  Ceanothus velutinus B. Castro; R. A. Schlising 1987-7-21 181 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98, on sunny hillside just NE of spring on unnamed E-trending tributary to Mohawk Ck and above a small meadow which extends down to Rd 22N98. 1600 Comment
  JEPS28668  Ceanothus velutinus George W. Gillett 1957-7-23 892 Plumas summit of Mt. Harkness Lassen National Volcanic Park 2446 Comment
  CAS-BOT-BC384935  Cerastium arvense John Thomas Howell 1967-6-23 42738 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  CAS-BOT-BC384936  Cerastium arvense John Thomas Howell; Gordon H. True 1967-5-9 42211 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  CAS-BOT-BC384933  Cerastium arvense John Thomas Howell 1961-9-22 36792 Plumas At Lewisia Rock, North Fork of Feather River 640 Comment
  CAS-BOT-BC388191  Cerastium fontanum John Thomas Howell 1960-7-19 35612 Plumas Lassen Volcanic National Park. Near buildings, Drakesbad 1828 Comment
  CHSC34284  Cercocarpus ledifolius var. ledifolius M. S. Taylor 1981-7-6 3979 Plumas In the Y of the two Ross Canyon Rds (25N31A and B), ca. 1.5 mi e of Dixie Valley Rd (28N01), ca. 16 air mi nw of Chilcott. 1920 Comment
  CHSC35940  Chaenactis douglasii var. douglasii M. S. Taylor 1982-6-28 4763 Plumas Ramelli Ranch, between hwy 70 and Feather River, w of Calpine Rd (109), ca. 1 mi w of Beckwourth. 1487 Comment
  POM98578  Chamaesaracha nana F. W. Peirson 1926-6-21 6796 Plumas South shore Lake almanor, Comment
  JEPS122104  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2014-8-24 19757 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
  UC711918  Chamaesyce serpyllifolia Roxana S. Ferris and Laura Lorraine 1941-8-9 10442 Plumas betw junction of Lassen National Park Rd (State Hwy 89) and State Hwy 32 and Chester Comment
  CHSC33743  Chamerion angustifolium subsp. circumvagum M. S. Taylor 1981-7-13 3992 Plumas Frenchman Lake Canyon, 1.8 mi s of the dam, ca. 10 mi n of Chilcoot on Hwy 70. Road embankment. 1615 Comment
  UC1186543  Chamerion angustifolium subsp. circumvagum J. W. MacSwain 1959-8-12 59 -151 Plumas 2.3 mi w Quincy Comment
  CAS-BOT-BC70202  Cheilanthes gracillima Mrs. R. M. Austin 1876-9-1 s.n. Plumas unspecified Comment
  SEINET3870076  Cheilanthes gracillima D. W. McNeal 1996-7-29 4189 Plumas Along the Gray Eagle Creek Trail ca. 1.5 mi. S. of Gray Eagle Lodge, Plumas Nat. For.; 0 Comment
  CDA15912  Chenopodium atrovirens B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Above upper Bull Run Creek off USFS 23N12E. Comment
  RSA88569  Chenopodium berlandieri var. zschackei J. T. Howell 1951-8-19 28179 Plumas Greenville. 1098 Comment
  CHSC113587  Chenopodium hians Lowell Ahart 2014-8-24 19747 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
  SEINET10937632  Chenopodium pumilio Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5188 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
  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
  CHSC117554  Chimaphila menziesii Lowell Ahart 2016-7-9 21096 Plumas 10 yards north of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  CAS-BOT-BC451420  Chimaphila menziesii Robert J. Weatherby 1955-7-21 1646 Plumas Bottle Springs, near Middle Fork Feather River 1615 Comment
  JEPS87860  Chimaphila umbellata Lowell Ahart 1994-7-28 7539 Plumas sw Bucks Lake (ne of Frenchman Hill); sw of Bucks Lake, ne of Frenchman Hill 1706 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
  CAS-BOT-BC36254  Chrysolepis sempervirens Alice Eastwood 1927-6-15 14629 Plumas On trail to Long Valley. Forest Reserve Comment
  RSA201324  Chrysolepis sempervirens J. T. Howell 1960-7-20 35783 Plumas Between boiling Springs Lake and Terminal Geyser. 1860 Comment
  UC1135235  Chrysolepis sempervirens E. Nourse 1935-9-5 33 Plumas Pilot Peak: 2.5 mi N and .75 mi W Pilot Peak 1920 Comment
  CAS-BOT-BC36256  Chrysolepis sempervirens John Thomas Howell 1960-7-20 35783 Plumas Between Boiling Springs Lake and Summit lake and Terminal Geyser, Lassen Volcanic National Park 1859 Comment
  CDA10761  Chrysothamnus parryi subsp. latior R. V. Zahm 1964-8-27 Plumas Along railroad tracks, Almanor Railroad between Chester & Westwood. 0 Comment
  CHSC97267  Chrysothamnus viscidiflorus subsp. viscidiflorus Lowell Ahart; John Dittes 2007-8-9 14431 Plumas Along the west side of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CAS-BOT-BC279838  Cichorium intybus John Thomas Howell 1959-9-24 34910 Plumas Crescent Mills 1066 Comment
  CHSC44555  Cinna latifolia Lowell Ahart 1977-7-26 1498 Plumas Along the edges of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC80905  Cinna latifolia Lowell Ahart 2001-7-19 8951 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
  JEPS102746  Cinna latifolia Lowell Ahart 2001-7-19 8951 Plumas On the sides 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
  SBBG4935  Circaea alpina H. and M. Dearing 1938-7-1 2274 Plumas Greenville Comment
  CHSC100439  Circaea alpina subsp. pacifica Lowell Ahart 2008-9-10 15363 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
  RSA101390  Circaea alpina subsp. pacifica R. Weatherby 1955-7-21 1654 Plumas 4th Water Bear Creek, Middle Fork Feather River Comment
  JEPS107724  Cirsium andersonii Lowell Ahart, John Dittes 2005-9-20 12432 Plumas The northwest side of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  UC176318  Cirsium andersonii A. A. Heller and P. B. Kennedy 1907-7-18 8881 Plumas grade between Beckwith and Red Clover Valley Comment
  CAS-BOT-BC284417  Cirsium arvense John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2188 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area and vicinity 883 Comment
  JEPS59320  Cirsium arvense W. L. Jepson 1939-8-8 19360 Plumas Quincy 1051 Comment
  UC170928  Cirsium arvense H. M. Hall 1912-8-3 9378 Plumas Quincy Sierra Nevada 1066 Comment
  SEINET11263031  Cirsium occidentale var. candidissimum D. W. McNeal 1996-7-28 4190 Plumas Below Hwy #89-70 at turnoff to the old Feather River Inn.; 0 Comment
  SEINET7143982  Cirsium occidentale var. candidissimum Robert L. Johnson, Mikel R. Stevens 2015-7-11 3955 Plumas Spanish Creek drainage. 0.2 rd mi N on Hugh Spur (fronting rr-track) after jct with Hwy 89. Ca 1.2 air mi S of Indian Falls.; 0 Comment
  CAS-BOT-BC439033  Cistanthe monosperma Helen K. Sharsmith 1955-6-28 4527 Plumas East Branch of North Fork of Feather River, near Pulga. 609 Comment
  CAS-BOT-BC439036  Cistanthe monosperma Mrs. H. C. Cantelow 1941-5-25 s.n. Plumas Near Buck's Creek power station, Feather River Canyon, on State highway 24. Comment
  CAS-BOT-BC228902  Cistanthe umbellata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC228909  Cistanthe umbellata Helen K. Sharsmith 1955-6-28 4527 Plumas East Branch of North Fork of Feather River, near Pulga 609 Comment
  CHSC62570  Clarkia gracilis subsp. gracilis L. P. Janeway 1993-6-16 4394 Plumas Plumas National Forest. North side of East Branch North Fork Feather River, across from Paxton; 0.8 mi west of Hwy 89. Cutbank of beginning of dirt road off of Hwy 70. 883 Comment
  CAS-BOT-BC163168  Clarkia lassenensis Clare B. Hardham 1961-6-15 7421 Plumas Sierra Nevada Mountains. East of Taylorsville, Road to Engelmine [Engel Mine] 1219 Comment
  CAS-BOT-BC163170  Clarkia lassenensis R. W. Thorp 1963-7-2 63 -52 Plumas 23 miles southeast of Quincy Comment
  CHSC82533  Clarkia mildrediae subsp. lutescens L. P. Janeway 2001-7-3 7267 Plumas Northern High Sierra Nevada. Top of south-southwest facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  JEPS102937  Clarkia mildrediae subsp. lutescens L. P. Janeway 2001-7-3 7255 Plumas Northern High Sierra Nevada. Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek 1567 Comment
  CAS-BOT-BC163272  Clarkia mildrediae subsp. mildrediae Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CAS-BOT-BC163279  Clarkia mildrediae subsp. mildrediae F. Thos. Griggs 1975-1-1 170 Plumas Bucks Lake area 1524 Comment
  CAS-BOT-BC163280  Clarkia mildrediae subsp. mildrediae John Thomas Howell 1967-6-22 42649 Plumas Rock Creek Power House, canyon of the Feather River North Fork Comment
  RSA108403  Clarkia mildrediae subsp. mildrediae Harlan Lewis, M. Lewis, F. Vasek 1950-6-30 752 Plumas Hwy 24, 7.8 mi. S of Yellow Creek Bridge along Feather River Comment
  SJSU15258  Clarkia mildrediae subsp. mildrediae S. Woolhouse 2007-6-9 11 Plumas Highway 70 Comment
  UC170931  Clarkia purpurea subsp. quadrivulnera H. M. Hall 1912-6-25 9271 Plumas Quincy Sierra Nevada Mountains 1066 Comment
  CAS-BOT-BC164925  Clarkia rhomboidea A. A. Heller; P. B. Kennedy 1907-7-4 8720 Plumas Ridge east of Red Clover Valley Comment
  CAS-BOT-BC164926  Clarkia rhomboidea Mary Strong Clemens 1920-6-14 s.n. Plumas Greenville Comment
  CAS-BOT-BC164923  Clarkia rhomboidea R. W. Thorp 1963-7-2 63 -51 Plumas 23 miles southeast of Quincy Comment
  SBBG18807  Clarkia rhomboidea C. B. Hardham 1961-6-15 73891 Plumas N of Quincy, jct of Indian Crk and Feather River 1219 Comment
  SEINET4145701  Clarkia rhomboidea A. A. Heller, P. B. Kennedy 1907-7-4 8720 Plumas Ridge east of Red Clover Valley Comment
  CAS-BOT-BC165392  Clarkia stellata Alice Eastwood 1927-6-11 14457 Plumas Forest Lodge near Greenville, United States Forest Reserve Comment
  CHSC70762  Clarkia stellata L. P. Janeway 1994-6-11 4660 Plumas Humbug Road 0.5 mi south of Humboldt Road; about 2 mi southwest of Lake Almanor. 1377 Comment
  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
  RSA73357  Clarkia stellata F. W. Peirson 1926-6-21 6798 Plumas Open flat strip along shore of Lake Almanor. Comment
  SEINET4149817  Clarkia stellata A. A. Heller, P. B. Kennedy 1907-7-9 8813 Plumas Prattville Comment
  CHSC21589  Claytonia lanceolata D. E. Brink Jr.; L. M. Mayer 1975-7-17 Plumas Found on the e edge of the middle of the section. Comment
  CHSC21717  Claytonia lanceolata F. T. Griggs; A. Pass 1975-7-16 186 Plumas Along road, N. shore of Lower Buck's Lake. Comment
  CHSC41963  Claytonia lanceolata Lowell Ahart 1986-6-4 5325 Plumas On damp broken serpentine, west of the small wash, south of the road where it crosses Onion Valley Creek, near Onion Valley, about 1 mile north-west of Pilot Pk., about 14 miles north-west of La Porte. 1828 Comment
  CHSC43718  Claytonia lanceolata Vernon Oswald 1984-6-25 1322 Plumas La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte. Growing on the wooded edge of a mountain meadow. 1889 Comment
  CHSC97383  Claytonia lanceolata Jenny Marr; Craig Carter 2006-5-29 234 Plumas Cascade Range High. Plants collected at the southern boundary of Lassen Park adjacent Willow Lake. 1676 Comment
  JEPS100225  Claytonia lanceolata Dean W. Taylor 2002-7-3 18220 Plumas Forest Road 22N27 ca. 0.5 miles west from junction Forest Road 22N29 (ca. 1 air mile NW of Little Grass Valley dam) 1706 Comment
  SEINET10572687  Claytonia lanceolata Mary Susan Taylor 1982-5-17 Taylor 4458 Plumas T22N R14E ne/nw sec 8. Portola quad. Rocky Sagebrush Scrub with seep, s side of rd 22N54, 1 air mi n of Beckwourth Peak, ca. 2 mi se of Portola. 6000 ft. 1829 Comment
  SEINET10863162  Claytonia lanceolata Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3837 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. In wet meadow, S side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft. 2103 Comment
  CHSC34876  Claytonia parviflora subsp. parviflora M. S. Taylor 1981-5-11 3686 A Plumas W side of Hwy 89, ca. 1 air mi n of Hwy 70, ca. 10 air mi w of Quincy (across from Travertine Quarry). 914 Comment
  CHSC60134  Claytonia parviflora subsp. parviflora Jennifer Grant 1984-4-22 12 Plumas Ca. 40 mi ne of Oroville and 160 yds w of the N. Fk. Feather River, along Jackass Creek. 609 Comment
  CAS-BOT-BC443640  Claytonia perfoliata subsp. perfoliata John Thomas Howell; Gordon H. True 1967-5-9 42219 Plumas Feather River Canyon near mouth of Chambers Creek 609 Comment
  CHSC42408  Claytonia rubra subsp. rubra Lowell Ahart 1987-5-19 5656 Plumas Near Hopkins Creek, about 1/2 mile south of Turkeytown, about 1 mile west of Blue Nose Mountain, about 14 miles north-east of La Porte. 1889 Comment
  UC119739  Clintonia uniflora R. M. S. Sept 1896 246 Plumas s of Quincy Comment
  SD6966  Collinsia Mrs. R. M. Austin 187_ Plumas American Valley Comment
  CHSC76071  Collinsia parviflora G. F. Hrusa 1997-5-30 13832 Plumas Sierra Nevada. 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']. 1340 Comment
  CHSC96895  Collinsia parviflora Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14002 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
  UCR80892  Collinsia parviflora G. L. Webster 1992-5-17 7765 Plumas 2 mi SW of Grizzly Valley Dam 1738 Comment
  JEPS123999  Collomia grandiflora Lowell Ahart 2015-7-4 20284 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
  SEINET10869743  Collomia grandiflora Mary Susan Taylor 1981-7-6 Taylor 3977 Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  JEPS113433  Collomia linearis Lowell Ahart, John Dittes 2007-6-17 14160 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  JEPS115800  Collomia tinctoria Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15852 Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  SBBG128277  Collomia tinctoria L. Ahart, J. Dittes, J. Guardino 2009-6-14 15852 Plumas area of broken rock, cut bank of Forest Rd 27N01Y, ca. 1.3 mi W of Lake Almanor Dam 1462 Comment
  SEINET12326110  Collomia tinctoria W. Knight, Knight, I. 1983-1 4940 Plumas confluence of North Fork of Feather River and Warner Creek on rd between Chester and Drakesbad 1463 Comment
  UC170960  Collomia tinctoria H. M. Hall 1912-7-11 9337 Plumas Mt. Elwell 2103 Comment
  CAS-BOT-BC157361  Comarum palustre Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  SEINET7134355  Convolvulus arvensis W. Harnach, N. Harnach 1989-6-17 147 Plumas Sierra valley, approx 200 ft. west of the steel bridge on Marble Lane 1488 Comment
  JEPS108985  Conyza canadensis Lowell Ahart 2006-10-8 13400 Plumas On the west bank of Chips Creek, south of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden 715 Comment
  UC1122792  Cornus nuttallii C. G. Albertus 1935-8-7 252 Plumas 3 1/4 mi. s.e. English Bar; Plumas Nat'l Forest, Downieville Quad. Comment
  SBBG119900  Cornus sericea subsp. sericea L. Ahart 2003-8-13 10505 Plumas S of where Hopkins Crk forks, ca. 1/8 mi S of Turkey Town, ca. 1 mi (air) SW of Blue Nose Mtn, ca. 10.5 mi (air) NE of La Porte 1524 Comment
  RSA60801  Cornus stolonifera I. L. Wiggins 1948-9-15 12057 Plumas Onion Creek and Middle Fork of the Feather River. Comment
  SD8286  Corydalis caseana Daniel Cleveland Jul 1882 Plumas Pratteville Comment
  UCD95117  Corydalis caseana subsp. caseana Dean Wm. Taylor 1974-10-1 5056 Plumas Jamison Creek drainage, above Jamison Lake drainage, ca. 3 miles south of Plumas-Eureka State Park. 2000 Comment
  CAS-BOT-BC401872  Corydalis caseana subsp. caseana Robert J. Weatherby 1955-7-2 1578 Plumas Creek below Bear Ridge, near Taylor Lake 1981 Comment
  CAS-BOT-BC287205  Cota tinctoria Thomas H. Kearney 1944-8-14 163 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC287206  Cota tinctoria John Thomas Howell 1960-7-24 35995 Plumas Chester 1371 Comment
  CHSC94662  Crassula aquatica Lowell Ahart 2006-10-8 13414 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden. 715 Comment
  JEPS115519  Crassula aquatica Lowell Ahart, John Dittes 2009-9-7 16388 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC81816  Crataegus castlegarensis Lowell Ahart 2001-10-16 9393 Plumas Old road that crossed Indian Creek, about 10 yards east of the railroad tracks, where railroad has a bumper to start the signal lights on Arlington Road, about 400 yards south of Arlington Road, about 30 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CAS-BOT-BC290328  Crepis John Thomas Howell 1962-6-17 37725 Plumas Portola 1463 Comment
  CAS-BOT-BC290453  Crepis acuminata John Thomas Howell 1951-6-28 27641 Plumas Johnsville 1584 Comment
  CAS-BOT-BC290455  Crepis acuminata Anna Head 1921-7-9 s.n. Plumas Grassy L. Feather River Region 1920 Comment
  CAS-BOT-BC290456  Crepis acuminata Anna Head 1920-7-23 s.n. Plumas Lake Center Camp, near Green Lake. Feather River Region 1920 Comment
  JEPS36483  Crepis acuminata W. L. Jepson 1918-8-16 8007 Plumas Engels Lights Creek Comment
Read comments
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  OBI16626  Crepis acuminata Lewis S. Rose 1967-7-10 67146 Plumas 1 mi S of Keddie. Butterfly Crk and Spanish Crk 884 Comment
  CAS-BOT-BC291564  Crepis intermedia Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1968-6-11 2366 Plumas Butterfly Botanical ARea, confluence of Spanish Creek and Butterfly Creek, Sierra Nevada Comment
  CHSC82078  Crepis intermedia L. P. Janeway 2001-8-5 7425 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  JEPS36480  Crepis intermedia John Thomas Howell 1926-7-20 2087 Plumas near Prattville 1463 Comment
  UC581204  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2251 Plumas Red Rock; sw slopes and ridge crest, n of Engelmine 646 Comment
  UC581245  Crepis modocensis G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2151 Plumas Beckwith Peak; e slope 1670 Comment
  SEINET10474585  Crepis modocensis Mary Susan Taylor 1982-5-17 Taylor 4466 Plumas 5600 ft. T22N R14E se/se sec 6. Portola quad. Dry rocky volcanic flats and outcrops, n side of 22N55, near its jct with 22N54 & 27N88, ca. 2 mi se of Portola. 1707 Comment
  UC580727  Crepis modocensis subsp. subacaulis E. Sawyer 1935-6-27 195 Plumas 4 mi s Crow; Plumas National Forest, Sierraville Quadrangle 2011 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
  JEPS36461  Crepis occidentalis L. S. Smith 1927-6-6 2035 Plumas road to Constantia; e side of Mts. Comment
  JEPS113448  Crepis occidentalis subsp. conjuncta Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13987 Plumas East side of an open rocky flat, 30 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  UC353950  Crepis occidentalis subsp. costata Katharine Brandegee 1913-1 Plumas Portola Comment
  CAS-BOT-BC376567  Crepis occidentalis subsp. occidentalis M. S. Taylor 1981-6-8 3875 Plumas N side of 24N08, just n of its jct with 25N93, 1/2 way between Bagley Pass and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis Comment
  UC567188  Crepis occidentalis subsp. occidentalis E. Sawyer 1935-6-4 63 Plumas 3 3/4 mi se Beckwith Butte; Sierraville Quadrangle 1493 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-BC376505  Crepis pleurocarpa M. S. Taylor 1981-7-21 4083 Plumas NE corner of jct of 25N42 and 401, e and above Squirrel Creek, ca. 3 air mi n of Spring Garden 1371 Comment
  CDA18583  Crepis pleurocarpa G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3290 Plumas Sierra Nevada; 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  CHSC107436  Crepis pleurocarpa L. P. Janeway; Peter Zika 2011-8-6 10631 Plumas Northern High Sierra Nevada. Plumas National Forest; on top of the serpentine ridge on southeast side of Quincy-La Porte Road, 1.4 air km northwest of Pilot Peak. 2015 Comment
  SEINET10474587  Crepis pleurocarpa Mary Susan Taylor 1981-7-21 Taylor 4083 Plumas T24N R11E east center sec 19, Spring Garden quad. NE corner of jct of 25N42 and 401, above Squirrel Creek, ca. 3 air mi N of Spring Garden; Yellow Pine Forest dry woods; 4500 ft elev. 1372 Comment
  UCD59815  Crypsis schoenoides John Thomas Howell 1959-9-26 35068 Plumas Feather River Canyon. Ca. 1.5 miles west of Belden. 682 Comment
  CAS-BOT-BC190151  Crypsis vaginiflora John Thomas Howell 1959-9-21 34748 Plumas Sierra Nevada. North Fork Feather River near Belden. 701 Comment
  CAS-BOT-BC190200  Crypsis vaginiflora Lowell Ahart 1981-9-6 3100 Plumas Sierra Nevada. 1.5 mile southwest of Crescent Mills. 1200 Comment
  RSA687513  Cryptantha affinis G. D. Barbe, T. Fuller, J. T. Howell 1981-6-24 3235 Plumas 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1738 Comment
  RSA666471  Cryptantha echinella Barbara Ertter 1988-7-25 7854 Plumas Diamond Mountains: ca. 15 air miles due S of Susanville, sheep camp on Pierce Creek. 1982 Comment
  CHSC54315  Cryptantha milobakeri Vernon H. Oswald; Lowell Ahart 1991-6-18 4681 Plumas Forest Rd 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville. 1609 Comment
  CHSC41893  Cryptantha torreyana Lowell Ahart 1986-7-25 5372 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak. 1828 Comment
  SEINET12565110  Cryptantha torreyana W. Harnach, N. Harnach 1990-6-19 401 Plumas Sierra Valley. N of Beckwourth, Genessee Road. 1615 Comment
  RSA95527  Cryptantha torreyana J. T. Howell 1951-6-27 27573 Plumas Johnsville; Sierra Nevada 1585 Comment
  UC1950152  Cryptantha torreyana Barbara Ertter 1988-7-25 7846 Plumas Diamond Mts ca 12 airmiles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville-Red Rock jct Comment
  CHSC113884  Cryptantha torreyana var. torreyana Lowell Ahart 2014-8-26 19798 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
  CHSC46027  Cryptogramma acrostichoides Lowell Ahart 1979-8-4 2008 Plumas At the head of Dixon Creek, north of the Buzzards Roost Ridge, about 1 mile north of Pilot Peak, about 12 miles north-east of La Porte. 1584 Comment
  CHSC59163  Cryptogramma cascadensis Vernon H. Oswald; Lowell Ahart 1992-9-15 5210 Plumas Bonte Peak located E of Mt. Harkness and Juniper Lake. Lassen Volcanic National Park. 2164 Comment
  MACF019595  Cupressus Trudy R. Ericson 1975-9-18 403 Plumas Approx. 1/8 mi. east of Mud Lake which lies due south of end of logging road 2103 Comment
  CAS-BOT-BC80527  Cupressus bakeri C. R. Quick; H. F. Wilcox 1962-10-1 62 -1 Plumas 1-1/2 miles west of Wheeler Peak 1996 Comment
  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
  CAS-BOT-BC224402  Cuscuta californica Anna Head 1921-7-27 s.n. Plumas Camp Elwell. Feather River Region Comment
  CHSC102100  Cuscuta subinclusa Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16247 Plumas Growing on Ceanothus integerrimus, on the west side of Forest Service Road 26N22, 1.2 miles (air) east of Seneca. 1517 Comment
  SEINET12282870  Cycladenia humilis J. G. Lemmon 6 s.n. Plumas Peaks of Plumas Co Comment
  UCD144320  Cynoglossum occidentale G. F. Hrusa; T. D. Wilfred 1996-8-1 13412 Plumas Approximately 1/4 mile south of intersection of USFS 24n42 and 24N66, approx. 1 mile south of Brady's Camp, Plumas National Forest. 1880 Comment
  SEINET3450849  Cyperus squarrosus Unknown 2003-7-18 10428 Plumas La Porte, La Porte, about 4.5 air miles northwest, about 1.5 air miles northwest of Little Grass Valley Reservoir dam, about 1.5 miles southeast of Tamarack Flat, about 0.25 miles west of Lumpkin Ridge Road, north side of the road 1700 Comment
  RSA523938  Cyperus squarrosus Barbara Ertter 1988-10-21 8007 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36 1341 Comment
  CAS-BOT-BC114188  Cyperus strigosus John Thomas Howell 1959-9-26 35080 Plumas Storrie 548 Comment
  JEPS119731  Cypripedium californicum Lowell Ahart 2012-7-1 18254 Plumas About 250 yards northwest of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  JEPS64392  Cypripedium californicum W. I. Follett 1941-6-1 124 Plumas Red Hill Red Hill (s side) 1158 Comment
  SD7401  Cypripedium californicum Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  UCR133573  Cypripedium californicum Lee W. Lenz 1958-6-19 23529 Plumas North Fork Feather River above Beldon 610 Comment
  CAS-BOT-BC70667  Cystopteris fragilis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1458 Plumas Near bed of Spanish Creek adjacent to confluence of Butterfly Creek 883 Comment
  CHSC10611  Cystopteris fragilis Lowell Ahart 1970-6-25 57 Plumas 6 miles NW of La Porte. 1828 Comment
  CHSC60177  Cystopteris fragilis L. P. Janeway 1992-7-10 4253 Plumas About 0.3 mi north east of top of Grizzly Ridge, between Joseph Creek and Oliver Creek. Plumas National Forest Beckwourth Ranger District, Cascade Compartment. 2164 Comment
  CHSC84994  Cystopteris fragilis Lowell Ahart 2003-10-17 10652 Plumas Cliffs north of Humboldt Peak, on the south side of the Pacific Crest Trail, about 1/2 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2042 Comment
  JEPS62351  Cystopteris fragilis James W. Daly 1937-5-24 Plumas near Quincy Q Comment
  CAS-BOT-BC189784  Dactylis glomerata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1529 Plumas Butterfly Botanical Area and Vicinity. Area north of Pond Reservoir. 1097 Comment
  CAS-BOT-BC445533  Damasonium californicum Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC445535  Damasonium californicum G. D. Hanna 1958-9-16 s.n. Plumas Poison Lake Comment
  CAS-BOT-BC445536  Damasonium californicum John Thomas Howell 1926-7-30 2161 Plumas Near Prattville 1371 Comment
  UCD150643  Damasonium californicum Tim Metcalf 1974-5-27 372 Plumas Three miles W of Loyalton; 1.5 mi. N of Rd. 49 on Harriet Ln. 1524 Comment
  CAS-BOT-BC186621  Danthonia californica John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54162 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  CAS-BOT-BC189662  Danthonia californica Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1371 Comment
  CAS-BOT-BC189669  Danthonia californica Clarence R. Quick 1966-7-7 66 -40 Plumas Up Cottonwood Creek from crossing, ca. 3 m. south of west end of Humbug Valley. 1402 Comment
  POM115082  Danthonia californica var. americana Marcus E. Jones 1897-7-3 s.n. Plumas Prattville [county not specified on label] 1372 Comment
  UCD60679  Danthonia californica var. americana John Thomas Howell 1960-7-22 35888 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  UCD60723  Danthonia californica var. americana R. Tofsrud 1948-7-23 Plumas 1.5 mi N of Quincy off Hwy 24-89. Comment
  CAS-BOT-BC192344  Danthonia unispicata A. A. Heller; P. B. Kennedy 1907-7-3 8705 Plumas Hills above Red Clover Valley Comment
  CHSC44560  Danthonia unispicata Lowell Ahart 1979-7-18 1994 Plumas North of the dirt road, north-east of Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  CAS-BOT-BC76213  Darlingtonia californica John Thomas Howell 1924-8-10 614 Plumas Butterfly Valley near Quincy. Comment
  RSA0089045  Darlingtonia californica Bonnie C. Templeton 1968-1 11246 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  UCD119075  Darlingtonia californica Barry Rice 2010-6-11 BR 100605 Plumas Along York Creek. Comment
  SEINET10480123  Darlingtonia californica Mary Susan Taylor 1982-8-23 Taylor 5041 Plumas T25N R8E nw/se sec 19. Almanor SW quad. On both sides of Virgilia-Meadow Valley Rd (25N17), in small creek, ca. 0.5 mi w of York Cr, s of 12 Mile Ravine, ca. 1.5 mi sw of Virgilia. 4400 ft. 1341 Comment
  SEINET6647404  Darlingtonia californica D. A. Charlet, T. Charlet 1996-7-11 2293 Plumas Sierra Nevada, Butterfly Valley Botanical Area, Plumas National Forest 1195 Comment
  SJSU14231  Delphinium andersonii N. A. Hopkins 1989-5-16 1492 Plumas by Marble Hot Springs Rd, Sierra Valley 1524 Comment
  CAS-BOT-BC1422  Delphinium andersonii Arthur Chan 1981-5-16 075 Plumas 0.7 mi. NW of Sattley along Hwy. 49 1828 Comment
  CHSC115685  Delphinium depauperatum Emily Meigs Doe 2015-4-15 22 Plumas Northern High Sierra Nevada. Plumas National Forest. Near top of westeern side of Goat Mountain, overlooking Little Grass Valley Reservoir to the north. Approx. 2.6 miles north-northeast of La Porte. 1706 Comment
  CHSC21102  Delphinium depauperatum F. T. Griggs; A. Pass 1975-7-1 4 Plumas Buck's Lake. East of Grizzly Creek. Comment
  CAS-BOT-BC8911  Delphinium depauperatum Mrs. H. C. Cantelow 1938-7-4 2304 Plumas Drakesbad, west slope Comment
  CHSC110283  Delphinium nudicaule B. Castro 2006-6-8 1576 Plumas Northern High Sierra Nevada. N-facing slopes overlooking S edge of Red Clover Valley, 1 air mi N of Bagley Pass and 1 rd mi S of the Beckwourth-Genesee Rd, in sharp curves in USFS Rd 24N08 (Bagley Pass Rd). 1737 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
  CHSC55575  Delphinium nudicaule Steven Triano 1988-4-17 60 Plumas Along cliffs on w side of Hwy. 70, ca 0.1 mi s of Rock Creek Dam. 640 Comment
  CHSC85683  Delphinium nudicaule G. Douglas Barbe; T. C. Fuller 1982-7-15 3739 Plumas Sierra Nevada. 2.1 miles northeast of junction with road to Red Hill Summit; on road bank, Plumas National Forest. 1524 Comment
  JEPS113368  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
  JEPS48090  Delphinium nudicaule Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2703 A Plumas 1/4 mi s junction of U.S. Forest Service roads 25N15 and 25N12; vicinity of Butterfly Valley 1082 Comment
  SEINET5338038  Delphinium nudicaule P. A. Lehenbauer 1926-5-31 1466 Plumas Clover Creek, Plumas Natl. Forest. Comment
  SEINET7720713  Delphinium nudicaule Unknown Plumas Indian Valley Comment
  CAS-BOT-BC116097  Delphinium nuttallianum J. T. Howell; Gordon H. True 1967-7-11 43325 Plumas Coniferous forest about 3 miles southeast of Mt. Hough 1706 Comment
  CAS-BOT-BC116102  Delphinium nuttallianum Mrs. H. C. Cantelow 1939-5-20 2559 Plumas Meadow Valley 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
  SBBG25599  Delphinium nuttallianum C. B. Hardham 1961-6-16 7492 Plumas Engel Mine-Susanville Rd via Gold Run Crk 1828 Comment
  UC1125921  Delphinium nuttallianum E. Sawyer 1935-5-23 47 Plumas 3 1/2 mi n Hawks; Sierraville Quadrangle Comment
  CAS-BOT-BC116109  Delphinium nuttallianum Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy grade Comment
  CAS-BOT-BC116120  Delphinium nuttallianum L. P. Janeway 1940-5-11 3776 Plumas Near Emigrant Creek and about.10 mi south of Little Grizzly Creek. 1767 Comment
  CDA24256  Delphinium nuttallianum T. C. Fuller 1962-6-14 9005 Plumas Southwest corner of Highway 40 Alt. & road to Loyalton, Vinton. 0 Comment
  SEINET5338162  Delphinium nuttallianum P. A. Lehenbauer 1926-5-31 1457 Plumas Clover Valley, Plumas Nal. Forest. Comment
  CDA31655  Deschampsia cespitosa A. A. Beetle 1941-6-28 2771 Plumas W side of Lake Almanor 0 Comment
  UCD61137  Deschampsia cespitosa G. L. Stebbins Jr. 1939-7-7 2912 Plumas 1/2 mile north of Quincy. Comment
  CAS-BOT-BC192443  Deschampsia cespitosa subsp. cespitosa John Thomas Howell 1955-7-20 30855 Plumas Mohawk 1371 Comment
  CAS-BOT-BC192445  Deschampsia cespitosa subsp. cespitosa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1662 Plumas In area adjacent to Sweetwater Meadow 1127 Comment
  CAS-BOT-BC192446  Deschampsia cespitosa subsp. cespitosa John Thomas Howell 1959-9-24 34897 Plumas Greenville 1097 Comment
  JEPS76233  Deschampsia cespitosa subsp. cespitosa W. L. Jepson 1939-8-12 19401 Plumas Ferris Creek - branch of Last Chance Creek 1767 Comment
  POM365010  Deschampsia cespitosa subsp. cespitosa A. A. Beetle 1941-6-28 2771 Plumas West side of Lake Almanor Comment
  CAS-BOT-BC198151  Deschampsia danthonioides John Thomas Howell 1960-7-19 35619 Plumas Drakesbad - Lassen Volcanic National Park 1828 Comment
  UC570179  Descurainia incisa subsp. filipes E. Sawyer 1935-6-10 89 Plumas 4.5 mi se Sugarloaf; Sierraville Quad. 1493 Comment
  CAS-BOT-BC43504  Descurainia sophia John Thomas Howell 1975-7-22 s.n. Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC43506  Descurainia sophia 1976-6-7 233 Plumas Sierra Y M. On shoulder of Dyson Lane 1.5 km west of metal bridge. 1524 Comment
  RSA66695  Dicentra formosa subsp. formosa F. W. Peirson 1926-6-22 6816 Plumas Trail to Devil's Kitchen, Lassen National Park Comment
  JEPS87573  Dicentra pauciflora Lowell Ahart 1994-6-29 7416 Plumas about 0.5 mi s Bucks Lake (on poor logging road) 1828 Comment
  CHSC39306  Dicentra uniflora Lowell Ahart 1983-6-28 4169 Plumas Near the Feather Fork Mine. On the high banks of the South Fork of the Feather River and a little south-west of the Feather Fork mine, on the west side of the river, about 1 1/2 miles north-east of Little Grass Valley Reservoir, about 5 1/2 miles north of La Porte. Section 14. 1750 Comment
  SEINET4572221  Dichanthelium acuminatum subsp. thermale B. Crampton 1964-8-25 7164 b Plumas Lassen National Park, Drakesbad, 1/8 mile south of guest houses, slope above Hot Springs Creek 1676 Comment
  UC1133989  Dichelostemma multiflorum G. T. Nordstrom 1934-7-3 178 Plumas 0.75 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  CAS-BOT-BC502667  Dichelostemma multiflorum Clarence R. Quick 1952-6-29 52 -71 Plumas Summit of road between Belden and Humbug Valley 1486 Comment
  SEINET8733129 Image available Diplacus grandiflorus Helen K. Sharsmith 1955-1 4525 Plumas East Branch of North Fork of Feather River, near Pulga. Altitude ca. 2000 feet. 610 Comment
  CAS-BOT-BC151746  Diplacus kelloggii Henry A. Kloppenburg 1928-5-19 435 Plumas Belden 701 Comment
  CHSC42037  Diplacus mephiticus Lowell Ahart 1986-7-25 5379 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
  CAS-BOT-BC151448  Diplacus nanus Wayne D. Dakan 1978-6-21 s.n. Plumas West side of Lake Almanor - Sierra Nevada Comment
  CAS-BOT-BC151688  Diplacus torreyi Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Near Drakesbad Comment
  POM181632  Dodecatheon hendersonii J. G. Lemmon s.n. Plumas Sierra Valley. Comment
  JEPS125925  Downingia bacigalupii D. W. Taylor 2001-6-20 17800 Plumas Ridge dividing Middle Creek from Indian Creek, about 2.5 air miles SSW of Antelope Lake dam. Comment
  JEPS21565  Downingia bacigalupii L. T. Dempster 1958-7-13 1152 Plumas about 5 mi s Beckwourth 1493 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
  SD62432  Downingia bicornuta var. bicornuta John H. Weiler, L. Constance, E. Moleseed 1960-6-12 60153 Plumas Beside State highway 89, 2.5 miles northwest of Lake Almanor Public Camp. Comment
  CAS-BOT-BC41392  Draba verna Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1788 Plumas Butterly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  SEINET10448466  Draba verna Mary Susan Taylor 1981-5-10 Taylor 3680 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  CHSC75504  Draperia systyla G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3168 Plumas Dry shale road bank above Dark Ravine Creek, 2.7 miles south of Dixie Canyon-Round Valley Road. 1524 Comment
  RSA189334  Draperia systyla L. S. Rose 1967-7-12 67141 Plumas Cresta, N Fork, Feather River. 762 Comment
  UC972191  Draperia systyla Milo S. Baker 1952-5-27 12476 Plumas Feather River Canyon at Camp Storrie, Highway 24 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
  JEPS84393  Drosera anglica V. Oswald and W. Dempsey 1989-8-3 3914 a Plumas se Drakesbad (just s of voundary of Lassen Volcanic National Park); Willow Lake 1676 Comment
  SBBG30504  Drosera rotundifolia D. Myrick 1968-6-18 1943 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  CAS-BOT-BC401588  Drosera rotundifolia Anna Head 1923-7-1 s.n. Plumas Meadow Valley Comment
  JEPS48881  Drymocallis lactea var. austiniae Esther C. Fritz 1933-7-14 Plumas n Faculty tents (Camp Califorest, near Schneider Meadow fence); near Schneider Meadow fence, Camp Califorest Comment
  CAS-BOT-BC143429  Drymocallis lactea var. lactea Clare B. Hardham 1978-8-11 21772 Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC113790  Dulichium arundinaceum V. Oswald; Lowell Ahart 1988-8-4 3662 Plumas Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic Natl Park. 1676 Comment
  CHSC78733  Dulichium arundinaceum L. P. Janeway 2000-7-7 6897 Plumas Northern High Sierra Nevada. Marsh on west side of Smith Lake - enlarged by beaver activity. 1247 Comment
  CHSC94669  Dysphania ambrosioides Lowell Ahart 2006-10-8 13411 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden. 715 Comment
  SEINET3156672  Dysphania carinata E. K. Balls 1950-9-14 15833 Plumas North Fork Feather River, 6 miles NW of Chester 1402 Comment
  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
  JEPS94293  Echinochloa crus-galli Lowell Ahart 1997-9-11 7898 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on the w side of the North Fork of the Feather River, on w edge of Caribou Road); North Fork of the Feather River, Caribou Road 792 Comment
  UC1100260  Echinochloa crus-galli Malcolm A. Nobs and S. Galen Smith 1949-8-19 1413 Plumas about 2 mi s Greenville; Indian Valley Comment
  CAS-BOT-BC197241  Echinochloa muricata John Thomas Howell 1959-9-24 34925 Plumas Junction of Indian and Spanish creeks 914 Comment
  UCD20194  Elatine californica R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. 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
  SEINET5318845  Elatine rubella W. Harnach, N. Harnach 2000-8-2 970 Plumas Sierra Valley, 1.5 miles south of Hwy 70 on A-23, .25 miles east of A-23, south of Beckwourth (Sierra Valley Farms) 1487 Comment
  CHSC21216  Eleocharis F. T. Griggs; A. Pass 1975-7-17 213 Plumas Buck's Lake. 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
  CHSC82457  Eleocharis acicularis Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9833 Plumas On the north side of Forest Road 22N94, about 50 yards west of Forest Road 22N94E, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1583 Comment
  JEPS102762  Eleocharis acicularis Lowell Ahart 2001-9-24 9195 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  JEPS103527  Eleocharis acicularis Lowell Ahart 2002-7-2 9833 Plumas On the N side of Forest Road 22N94, ca 50 yards W of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1583 Comment
  CAS-BOT-BC113512  Eleocharis bella John Thomas Howell; Gordon H. True 1967-7-9 43266 Plumas Meadow at Quincy 1036 Comment
  CHSC113864  Eleocharis bella Lowell Ahart 2014-9-9 19855 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
  CHSC90303  Eleocharis bella L. P. Janeway 1994-8-24 4745 Plumas Northern High Sierra Nevada. Along small creeklet about 500 ft south of Meadow Valley Creek between Little Schneider Creek and Rock Creek. 1127 Comment
  CAS-BOT-BC113391  Eleocharis engelmannii Walter Knight; Irja Knight 1966-6-18 1335 Plumas In meadow near pond, Butterfly Valley. 1097 Comment
  CHSC45176  Eleocharis macrostachya Lowell Ahart 1980-10-6 2680 Plumas On the floor of a hydraulic mine, about 1 mile south of La Porte. 1463 Comment
  RSA726443  Eleocharis palustris L. Ahart, John Dittes 2007-6-17 14200 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  CAS-BOT-BC112043  Eleocharis torticulmis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1394 Plumas In dry vernal area-Pond Reservoir, Butterfly Botanical Area. 1097 Comment
  CAS-BOT-BC112045  Eleocharis torticulmis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1672 Plumas In Sweetwater Meadow. 1127 Comment
  CAS-BOT-BC451531  Elodea canadensis Greg Sommers 1976-6-29 135 Plumas Sierra Valley Marsh, from channel crossed by metal bridge on Dyson Lane. 1524 Comment
  JEPS88519  Elodea canadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8047 Plumas 1.4 mi s of Last Chance Camnpground (extending e from road 29N11, e side of Last Chance Marsh at n end of Lake Almanor, on e side of road to campground, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  RSA59183  Elymus elymoides E. K. Balls 1950-9-1 15617 Plumas East of Long Lake, above meadow leading down to two smaller lakes. 2134 Comment
  CHSC49575  Elymus elymoides subsp. californicus Vernon Oswald 1983-8-24 1025 Plumas Pacific Crest Trail, ca. 3 mi e of Humboldt Summit n-e of Jonesville. 2072 Comment
  JEPS95605  Elymus elymoides subsp. californicus Lowell Ahart 1994-6-29 7409 Plumas about 1/2 mi S of Bucks Lake (N of a poor logging road) 1828 Comment
  RSA699708  Elymus elymoides subsp. californicus L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11162 Plumas on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy Comment
  RSA726281  Elymus elymoides subsp. californicus L. Ahart, John Dittes 2007-6-16 14143 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
  UC1132968  Elymus elymoides subsp. elymoides E. Sawyer 1935-7-12 285 Plumas 3 1/2 mi e Beckwith Butte; Sierraville Quadrangle Comment
  SJSU13915  Elymus glaucus N. A. Hopkins 1985-8-27 1312 Plumas Grass Lake 1767 Comment
  CAS-BOT-BC206502  Elymus glaucus subsp. glaucus Clare B. Hardham 1978-8-11 21771 Plumas In volcanic area about 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC206509  Elymus glaucus subsp. glaucus John Thomas Howell 1977-6-20 52414 Plumas On the peninsula of Lake Almanor - Sierra Nevada 1371 Comment
  CAS-BOT-BC206520  Elymus glaucus subsp. glaucus John Thomas Howell 1961-6-21 36674 Plumas Greenville - Sierra Nevada 1097 Comment
  JEPS70713  Elymus multisetus W. L. Jepson 1910-6-16 4145 Plumas Quincy 1036 Comment
  JEPS95380  Elymus sierrae Lowell Ahart 1994-7-20 7484 Plumas N of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna 1981 Comment
  CHSC97080  Elymus trachycaulus subsp. subsecundus Lowell Ahart; Josephine Guardino 2007-7-20 14320 Plumas South of a small drainage, northeast edge of a large meadow, south of Lighting Tree Campground, west of the paved road, east side of Lake Davis. 1789 Comment
  JEPS113661  Elymus trachycaulus subsp. subsecundus Lowell Ahart, Josephine Guardino 2007-7-20 14320 Plumas South of a small drainage, northeast edge of a large meadow, south of Lighting Tree Campground, west of the paved road, east side of Lake Davis 1789 Comment
  RSA384869  Elymus trachycaulus subsp. trachycaulus L. S. Rose 1968-6-10 68095 Plumas Quincy 1037 Comment
  SEINET204042 Image available Elymus trachycaulus subsp. trachycaulus F. J. Hermann 1955-7-27 11953 Plumas 4 miles west of Portola Comment
  UCD62626  Elymus trachycaulus subsp. trachycaulus A. A. Beetle 1941-6-28 2791 Plumas West side of Lake Almanor. 1828 Comment
  JEPS115892  Elytrigia intermedia subsp. barbulata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16131 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CAS-BOT-BC165930  Epilobium John Thomas Howell 1959-9-26 35076 Plumas 3.2 mi. w. of Belden Comment
  CDA38062  Epilobium angustifolium T. C. Fuller 1959-7-6 4303 Plumas E shore Lake Almanor, 1 mi. N of Canyondam. 0 Comment
  CDA14013  Epilobium brachycarpum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13500 Plumas Sierra Nevada; N side of USFS 23N12, approx. 3/4 mile W of Bull Run Creek crossing. Comment
  CHSC110616  Epilobium brachycarpum B. Castro; G. Kuenster 2006-8-4 1590 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. In narrow band of dry to fairly moist sagebrush meadow downstream of small rock dam, near E edge of Thompson Creek, a 100 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  CAS-BOT-BC171707  Epilobium canum subsp. latifolium Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC5259  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Near Willoughby Mine, Gold Lake Region. Comment
  CHSC100457  Epilobium canum subsp. latifolium Lowell Ahart 2008-9-10 15380 Plumas On the south side of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  CHSC108465  Epilobium canum subsp. latifolium Lowell Ahart 2011-9-17 17674 Plumas On the south side of the paved road, about 50 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  HSC73001  Epilobium canum subsp. latifolium M. S. Taylor 1981-9-14 4277 Plumas N side of Spur Rd. through center of Dark Ravine, 1/4 mi. N of Rush Creek, 5 mi. ESE of Greenville 1585 Comment
  POM223303  Epilobium canum subsp. latifolium E. C. Sutliffe 1919-09 s.n. Plumas Gold Lake Region Comment
  RSA46328  Epilobium ciliatum Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
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Jan 23 2011
  SEINET12424256  Epilobium ciliatum S. Batiuk, A. Kowal, J. Jaggers, D. Matthews 2011-8-31 s.n. Plumas Grizzly Creek Ranch, near pond. 1506 Comment
  CHSC20748  Epilobium ciliatum subsp. ciliatum K. R. Stern 1975-7-24 5892 Plumas E shore of Lake Almanor. 1371 Comment
  JEPS120769  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2013-9-11 19031 Plumas Gravel bar on the west side of Chips Creek, about 20 yards south of Hwy 70, about one mile southwest of Belden. Comment
  RSA59922  Epilobium ciliatum subsp. ciliatum E. K. Balls 1950-9-15 15837 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  CHSC69515  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1997-9-11 7910 Plumas On the east side of Caribou Road, on the east side of the North Fork of the Feather Riverk, at the elevated siphon, about 2 miles (air) northeast of Belden. 731 Comment
  RSA516782  Epilobium glaberrimum subsp. glaberrimum Walter Knight, I. Knight, John Thomas Howell, Gordon True 1967-7-10 2159 Plumas Butterfly Valley Botanical Area, Beargrass glade 1128 Comment
  CHSC37014  Epilobium hallianum M. S. Taylor 1982-6-14 4659 Plumas Pioneer Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 1536 Comment
  POM46380B  Epilobium hallianum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  JEPS115807  Epilobium minutum Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15895 Plumas About 200 yards northwest of Lake Almanor Dam, in mined over area 1421 Comment
  CHSC54481  Epilobium oregonense Vernon H. Oswald; Lowell Ahart 1991-7-30 4780 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). On a slope bordering the creek. 1777 Comment
  CHSC54531  Epilobium oregonense Vernon H. Oswald 1991-8-8 4820 Plumas Lassen Volcanic Park. Just north of the south boundary of the park at Willow Lake, ca. 3 miles (air) southeast of Drakesbad. In a meadow. 1658 Comment
  CHSC87842  Epilobium oregonense Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11057 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
  UC1191746  Epilobium torreyi Malcolm A. Nobs, S. Galen Smith 1949-8-19 1463 a Plumas pond on se side Portola Comment
  UC1586410  Epipactis gigantea Vernon H. Oswald and Lowell Ahart 1991-6-18 4685 Plumas Forest Rd 28N38 3.4 mi ene junction with County Rd 201 (Old Haun Rd) (ca 4 air mi n of Greenville) 1609 Comment
  CAS-BOT-BC57898  Equisetum X ferrissii David D. Keck 1932-7-3 1675 Plumas At bridge over Spanish Creek, Quincy. 1066 Comment
  CHSC116377  Equisetum arvense Sara M. Taylor; Scott Batiuk 2012-7-31 56 Plumas Plumas National Forest. Maples Flat. Follow signs from Bucks Lake Rd. to Smith Lake (via Snake Lake). Take left (west) onto 23N20. Continue west onto 25N57, left onto 25N59 (fen is ~800 m west of Drosera Pond). UTM zone 10, 4428172 N, 659702 E. 1573 Comment
  CAS-BOT-BC57392  Equisetum laevigatum David D. Keck 1932-7-3 1674 Plumas Quincy, in the Northern Sierra Nevada, at bridge over Spanish Creek 1066 Comment
  CHSC98308  Eremogone aculeata L. P. Janeway 2007-6-3 9003 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  CAS-BOT-BC174155  Eremogone aculeata L. P. Janeway 1989-6-16 3328 Plumas Northeast slope of Crocker Mtn facing the SE end of Red Clover Valley 1828 Comment
  CAS-BOT-BC174156  Eremogone aculeata W. Harnach; N. Harnach 1990-5-12 290 Plumas Sierra Valley. Wilson brothers ground, south of Marble lane, on Co. Rd. A-23 (the rock pile) 1514 Comment
  CHSC41392  Eremogone cliftonii Lowell Ahart 1986-7-25 5378 Plumas Near the road, about 1 1/2 miles west of Sawmill Flat, about 4 1/2 miles west of Finger Board, about 7 miles north-west of Pilot Peak. 1767 Comment
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Jul 8 2014
  CAS-BOT-BC174209  Eremogone congesta var. congesta M. S. Taylor; M. Foster 1981-6-3 3844 Plumas W side of 24N10, ca. 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola 1767 Comment
  CHSC95095  Eremogone congesta var. subcongesta L. P. Janeway; B. Castro 2006-6-3 8660 Plumas Northern High Sierra Nevada. West side of junction between upper and lower parts of Thompson Valley 1.9 km north of the mouth of McReynolds Creek at Red Clover Creek. Open south-facing slope between yellow pine forest and meadow. 1673 Comment
  CAS-BOT-BC174294  Eremogone congesta var. suffrutescens Rimo Bacigalupi 1927-7-10 1673 Plumas In Gold Lake Region 2103 Comment
  CHSC60530  Eremogone congesta var. suffrutescens L. P. Janeway 1992-5-22 4191 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks, 0.3 mi west of the road to Calpine, ca 4 mi east of Portola. 1487 Comment
  CAS-BOT-BC174390  Eremogone macradenia var. macradenia Merrel Ackley; Alice Ackley 1967-5-15 s.n. Plumas Feather River Canyon (N. Fork) at Chambers Creek 609 Comment
  CAS-BOT-BC187911  Eriastrum signatum M. S. Taylor 1981-7-6 3983 Plumas N side of 25N31-Ross Canyon Road, 0.7 mile E of its junction with 28N01-Dixie Valley Road, ca. 16 air miles NW of Chilcoot 1798 Comment
  CAS-BOT-BC286653  Ericameria bloomeri Milo S. Baker 1926-9-2 336 b-'26 Plumas Lee's Camp Comment
  CAS-BOT-BC286655  Ericameria bloomeri Anna Head 1921-8-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC286656  Ericameria bloomeri John Thomas Howell 1961-9-25 36962 Plumas Portola 1478 Comment
  CHSC112516  Ericameria bloomeri L. P. Janeway 2014-7-16 11556 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
  CHSC97315  Ericameria bloomeri Lowell Ahart; John Dittes 2007-8-9 14432 Plumas Along the west side of the poor road, south slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  UC1118682  Ericameria bloomeri C. G. Albertus 1935-8-15 268 Plumas 1.5 mi se Cates; Plumas National Forest, Downieville Quad. 1783 Comment
  UC1118691  Ericameria bloomeri C. W. Hanks 1934-9-6 69 Plumas Top of Dixie Mtn. Plumas National Forest, Sierraville Quad., Top of Dixie Mtn. 2438 Comment
  JEPS31327  Ericameria greenei W. L. Jepson 1939-8-12 19385 Plumas sw edge, Lassen County Honey Lake; Diamont Mts., Black Mountain 1981 Comment
  CAS-BOT-BC294293  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-21 34787 Plumas Rich Bar 762 Comment
  CAS-BOT-BC294295  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-25 34980 Plumas Portola 1478 Comment
  CAS-BOT-BC294296  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-21 34810 Plumas Indian Creek Canyon 914 Comment
  CAS-BOT-BC299439  Ericameria nauseosa var. speciosa Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC98712  Ericameria nauseosa var. speciosa L. P. Janeway 2007-8-13 9176 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  SD8961  Ericameria nauseosa var. speciosa R. M. Austin 1880-1 Plumas Comment
  UC579647  Ericameria nauseosa var. speciosa E. Nourse 1934-8-9 7 Plumas 3/4 mi w of Clermont Hill; Plumas National Forest, Downieville Quad. 1950 Comment
  UCD131488  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-20 36283 Plumas Kelly Camp, near Drakesbad. 1615 Comment
  SEINET8079214 Image available Ericameria nauseosa var. speciosa J. T. Howell 1974-9-20 s.n. Plumas Near Spring Garden 1158 Comment
  CHSC66860  Ericameria parryi var. latior Vernon H. Oswald; Lowell Ahart 1996-9-10 8284 Plumas High Cascade Range. Forest road 29N11 on the E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.6 mi S of Last Chance Campground. Edge of road. 1371 Comment
  CAS-BOT-BC293021  Ericameria parryi var. nevadensis John Thomas Howell 1977-8-11 52693 Plumas North end of Frenchmans Reservoir 1706 Comment
  JEPS75232  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34960 Plumas near Blairsden 1341 Comment
  CHSC34914  Erigeron bloomeri M. S. Taylor 1981-6-10 3892 Plumas McReynolds Valley, e side. On both sides of 25N78, 1.1 mi s of its jct with 28N01 in Squaw Valley, ca. 14 air mi nw of Beckwourth. 1676 Comment
  CHSC34326  Erigeron canadensis L. Ahart 1981-9-6 3088 Plumas Along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi s w of Crescent Mills. 1200 Comment
  CDA13411  Erigeron coulteri G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13260 Plumas Sierra Nevada; immed. below headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC53126  Erigeron coulteri L. P. Janeway 1990-7-25 3814 Plumas Plumas National Forest. About 0.2 mi northwest of Emigrant Creek and about 0.3 mi southeast of Little Grizzly Creek. 1828 Comment
  CAS-BOT-BC295999  Erigeron divergens John Thomas Howell 1959-9-24 34957 Plumas Near Cromberg, Sierra Nevada 1249 Comment
  CAS-BOT-BC296000  Erigeron divergens John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54302 Plumas East side of Indian Valley just north of Taylorsville, Sierra Nevada 1112 Comment
  CHSC34305  Erigeron divergens L. Ahart 1981-9-6 3065 Plumas Near Lights Creek, ca. 6 mi n of Taylorsville. 1300 Comment
  SEINET8667190 Image available Erigeron divergens A. A. Heller, P. B. Kennedy 1907-7-16 8870 Plumas Grade between Genessee valley and Summit Comment
  UC1730239  Erigeron eatonii var. nevadincola L. P. Janeway 1998-7-1 5705 Plumas 0.4 mi NW of Cottonwood Campground (50 ft W (downhill) of Road 25N11) 1767 Comment
  CHSC53128  Erigeron eatonii var. plantagineus L. P. Janeway 1989-6-23 3383 Plumas Plumas National Forest. Upper slope overlooking Crocker Mdw from the east. 1889 Comment
  CHSC72432  Erigeron eatonii var. plantagineus L. P. Janeway 1998-7-1 5706 Plumas Along the road on the west side of Frenchman Lake (Road 25N11) 0.9 mi north of Road 28N01 (west into Dixie Valley). 1719 Comment
  JEPS97401  Erigeron eatonii var. plantagineus Vernon H. Oswald and L. Ahart 1994-7-24 7129 Plumas T30N R8E NE1/4 NE1/4 Sec. 7, 6350 ft, High Cascade Range, Red Fir Forest. N of Lake Almanor and ca. 2 mi ESE of Silver Lake on Forest Route 10 just S of its jct. with Forest Road 30N21 1935 Comment
  CAS-BOT-BC300408  Erigeron eatonii var. plantagineus L. P. Janeway; Jannice Cutler 1992-5-28 4208 Plumas Plumas National Forest, Beckwourth Ranger District. Along road into southwest side of Dotta Canyon 0.6 mi east of Beckwourth-Genesee Road 1697 Comment
  RSA523305  Erigeron eatonii var. plantagineus J. L. Strother 1987-6-28 1359 Plumas North of Sierra Valley, ca. 6 miles N of Beckwourth along road to Genese. 1750 Comment
  CHSC51668  Erigeron filifolius var. filifolius Wayne Dakan 1978-7-1 Plumas Genesse, about 13 miles north of Sloat. Comment
  CAS-BOT-BC300835  Erigeron glacialis var. glacialis Rimo Bacigalupi 1927-7-8 1665 Plumas Near Camp Elwell (Gold Lake Region) 1889 Comment
  CAS-BOT-BC300836  Erigeron glacialis var. glacialis L. P. Janeway 1984-9-1 1117 Plumas Lakes Basin; on Sierra crest west of Mt Elwell 2286 Comment
  CAS-BOT-BC300833  Erigeron glacialis var. glacialis J. D. Schoeller 1928-7-12 390 Plumas Plumas National Forest. 2 1/2 mi N. E. Gold Lake 2072 Comment
  CAS-BOT-BC295218  Erigeron inornatus Lewis S. Rose 1932-9-6 32633 Plumas Jamison Mine 1676 Comment
  CAS-BOT-BC295223  Erigeron inornatus Clare B. Hardham 1970-8-9 17716 W Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC295225  Erigeron inornatus John Thomas Howell 1975-7-22 51375 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CHSC52724  Erigeron inornatus var. inornatus L. P. Janeway 1990-8-15 3830 Plumas Plumas National Forest. Along edge of dirt road near Cascade Cr ca 1 1/4 mi SW of Little Grizzly Cr. 1859 Comment
  CHSC92171  Erigeron inornatus var. inornatus Lowell Ahart; John Dittes 2005-9-20 12456 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  JEPS88181  Erigeron inornatus var. inornatus Vernon H. Oswald and Lowell Ahart 1996-8-14 8163 Plumas Silver Lake Rd. 0.5 mi se Silver Lake Campground (ne of Bucks Lake); northern High Sierra Nevada 1706 Comment
  RSA712641  Erigeron inornatus var. inornatus L. P. Janeway 2005-7-31 8507 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km SSW of Adams Peak 1875 Comment
  RSA768930  Erigeron inornatus var. inornatus L. Ahart, John Dittes 2010-10-21 17307 Plumas About 5 yards west of the spring, on the south side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2.5 air miles northeast of Pilot Peak. 1929 Comment
  SD134031  Erigeron lassenianus John Thomas Howell 1967-7-11 43278 Plumas 2 miles from Quincy Junction on road to Mt. Hough. 1220 Comment
  CHSC62093  Erigeron lassenianus var. deficiens L. P. Janeway 1993-7-15 4447 Plumas Plumas National Forest. West of Bean Creek, on west side of Rd 25N17, 0.4 mi south of the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River). 1536 Comment
  JEPS93932  Erigeron lassenianus var. deficiens Vernon H. Oswald and Lowell Ahart 1998-8-11 9487 Plumas nw of Onion Valley (at Sawpit Flat on Cleghorn Bar Road 1.5 mi w of Quincy-La Porte Road (County Road 511)); Sawpit Flat on Cleghorn Bar Road 1920 Comment
  UC1609240  Erigeron lassenianus var. deficiens Lowell Ahart 1993-9-24 7267 Plumas about 3 mi nw Pilot Peak (w side of Cleghorn Bar Road); Monitor Flat 1828 Comment
  CAS-BOT-BC295494  Erigeron lassenianus var. lassenianus D. E. Breedlove 1962-6-12 3441 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  JEPS49080  Erigeron lassenianus var. lassenianus Lewis S. Rose 1966-7-26 66048 Plumas 3 mi w Keddie; Butterfly Valley 1066 Comment
  CAS-BOT-BC295787  Erigeron petrophilus var. sierrensis L. P. Janeway 1993-7-19 4463 Plumas Plumas National Forest, Quincy Ranger District. Southwest side of the top of Red Hill 1874 Comment
  CAS-BOT-BC295792  Erigeron petrophilus var. sierrensis M. S. Taylor 1981-8-25 4238 Plumas Red Hill Lookout, ca. 3 air mi ne of Belden 1920 Comment
  CHSC61916  Erigeron petrophilus var. sierrensis Lowell Ahart 1993-9-24 7263 Plumas On the north side of the Pacific Crest Trail, about 400 yards north-east of the trail head, about 1/10 mile east of the Quincy La Porte Road, about 1 mile west of Pilot Peak. Near large rocks. 1920 Comment
  UC1730266  Erigeron petrophilus var. sierrensis L. P. Janeway 1996-8-9 5062 Plumas about 2 mi S of Haskins Valley (on W side of Road 18 at jct with Road 23N69; at extreme E end of Red Mountain) 1792 Comment
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Jul 16 2007
  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
  UCD132042  Erigeron philadelphicus var. philadelphicus Robbins; Raynor 1943-6-1 s.n. Plumas Belden. Comment
  JEPS102801  Erigeron pumilus var. intermedius Lowell Ahart 2001-8-29 9234 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  UCD132019  Erigeron pumilus var. intermedius Lewis S. Rose 1966-7-28 66071 Plumas Quincy. 1066 Comment
  SEINET8463936 Image available Erigeron reductus var. reductus D. W. Taylor 2001-7-9 17826 Plumas Round Lake, Lakes Basin, along the Round Lake trail just about 200 meters East from the small unnamed tarn East of Round Lake Mine 2012 Comment
  CHSC116162  Eriodictyon lobbii Lowell Ahart 2015-7-4 20292 Plumas On the north side of the paved road, about 1 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 2 1/2 miles (air) north of Little Grass Valley Reservoir dam. 1720 Comment
  UCD99751  Eriogonum baileyi John Thomas Howell 1959-9-25 35028 Plumas summit of Beckwourth Pass. 1588 Comment
  SEINET10479800  Eriogonum douglasii var. douglasii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3857 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  CAS-BOT-BC256166  Eriogonum douglasii var. meridionale Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth 1524 Comment
  CAS-BOT-BC246533  Eriogonum elatum var. elatum Lewis S. Rose 1934-7-23 34421 Plumas Chilcoot, Sierra Valley 1522 Comment
  CAS-BOT-BC246535  Eriogonum elatum var. elatum John Thomas Howell 1955-7-19 30747 Plumas Beckwourth 1493 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
  CAS-BOT-BC255755  Eriogonum elatum var. villosum Lewis S. Rose 1955-7-20 55159 Plumas Mohawk 1371 Comment
  CAS-BOT-BC255753  Eriogonum elatum var. villosum John Thomas Howell 1961-9-23 36890 Plumas Englemine, Sierra Nevada 1097 Comment
  CAS-BOT-BC255756  Eriogonum elatum var. villosum M. S. Taylor 1982-7-12 4982 Plumas Along Jackson Creek Road (32N49), ca. 1 mi. NW of Mt. Jackson, ca. 5 air mi nw of Mohawk 1645 Comment
  CDA909  Eriogonum gracile var. gracile D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .278 Plumas On route 70 W of Storrie on sunny south-facing cliff Comment
  SEINET10871610  Eriogonum luteolum Mary Susan Taylor 1981-7-26 Taylor 4114 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. On open rocky serpentine cliff, N side of Caribou Rd., 3.7 mi NE of its jct with Hwy 70 near Beldon. 853 Comment
  CHSC34731  Eriogonum luteolum var. luteolum M. S. Taylor 1981-7-27 4128 Plumas Ca. 10 ft s of Beckwourth-Genesee Rd, ca. 3/4 mi w of Drum Bridge, ca. 5 air mi e of Genesee. 1188 Comment
  OBI78417  Eriogonum luteolum var. pedunculatum Carl B. Wolf 1937-8-6 9066 Plumas Northern Sierra Nevada, Mohawk valley, 2 mi N of Blairsden 1341 Comment
  JEPS56730  Eriogonum marifolium Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  UC1075707  Eriogonum marifolium Robert J. Weatherby 1955-6-22 1539 Plumas Spanish Peak 2133 Comment
  CHSC63466  Eriogonum marifolium var. marifolium Lowell Ahart 1994-7-20 7477 Plumas Open bare area, north of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. Label says Sierra County also. 1981 Comment
  CAS-BOT-BC268693  Eriogonum microthecum var. laxiflorum John Thomas Howell; Gordon H. True 1973-7-31 50070 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  UCD100420  Eriogonum microthecum var. laxiflorum John Thomas Howell 1973-7-31 50070 Plumas summit ridge of Thompson Peak; Diamond Range. 2362 Comment
  CAS-BOT-BC264815  Eriogonum nudum var. deductum John Thomas Howell 1975-7-22 51367 Plumas 2 miles northwest of Spring Garden, Sierra Nevada 1173 Comment
  CAS-BOT-BC264816  Eriogonum nudum var. deductum John Thomas Howell 1973-7-9 49720 Plumas Round Valley, Sierra Nevada 1371 Comment
  JEPS127340  Eriogonum nudum var. deductum Lowell Ahart 2016-7-9 21093 Plumas Top and on the north side Table Mountain, about 2 miles (air) northwest of of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  RSA766347  Eriogonum nudum var. deductum Joseph A. Ewan 1934-6-25 8205 Plumas Gold Lake Road above Dentens (Blairsden). 1524 Comment
  RSA59486  Eriogonum nudum var. nudum E. K. Balls 1950-9-15 15863 Plumas South tip Lake Almanor, near P. G. E. dam, Highway 89. 1372 Comment
  CAS-BOT-BC269721  Eriogonum nudum var. oblongifolium A. A. Heller 1938-6-14 15156 Plumas Near Gray's Flat, Feather River Canyon 868 Comment
  CHSC76141  Eriogonum nudum var. oblongifolium G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3101 Plumas Serpentine of reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  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-BC269947  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas Side of Mt. Elwell, Lakes Basin Area 2225 Comment
  CAS-BOT-BC269950  Eriogonum spergulinum var. reddingianum L. P. Janeway; Garrett Gibson 1991-7-11 4069 Plumas Plumas National Forest, Beckwourth Ranger District. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek 1798 Comment
  CAS-BOT-BC262783  Eriogonum strictum var. proliferum Emily K. Mcpherson 1976-11-7 76- 32 -9 Plumas 5 mi. north of Beckwourth 2055 Comment
  UC584344  Eriogonum strictum var. proliferum G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2239 Plumas n Engelmine (sw slopes and ride crest Red Rock); Red Rock Comment
  CDA13437  Eriogonum umbellatum var. dumosum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13284 Plumas Sierra Nevada; Dry, rocky ridgetop on USFS 23N11A, N of Hwy 70, E - 6-7 mi. from Spring Garden. Comment
  CHSC62482  Eriogonum umbellatum var. modocense B. Castro; J. Jurewicz 1991-8-12 446 Plumas Ca 3.5 air mi S of Bucks Lake and 0.1 mi SE of Grizzly Mtn (=Red Mtn), along USFS Rd 23N69, from its jcn with USFS Rd 23N18 to ca 0.5 mi W of that jcn. 1911 Comment
  CHSC65814  Eriogonum umbellatum var. modocense L. P. Janeway 1993-8-5 4503 Plumas Plumas National Forest La Porte Ranger District Onion Valley Compartment. Along Quincy-La Porte Road (Rd 511) 0.4 mi southwest of Onion Valley Creek crossing; ca 1.3 mi northwest of Pilot Peak. Edge of road. 1895 Comment
  CAS-BOT-BC265159  Eriogonum umbellatum var. nevadense John Thomas Howell 1962-6-18 37795 Plumas Sierra Valley near Beckwourth, Sierra Nevada 1487 Comment
  JEPS102632  Eriogonum umbellatum var. nevadense Lowell Ahart 2001-7-11 8895 Plumas Large outcrop SW of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville, about 5 1/2 miles (air) east of Lake Almanor. 2042 Comment
  RSA60125  Eriogonum umbellatum var. nevadense E. K. Balls 1950-9-2 15648 Plumas Mt. Ingalls Lookout, north of Grizzly Valley. 2485 Comment
  UCD19140  Eriogonum umbellatum var. nevadense W. B. McHenry 1990-8-7 s.n. Plumas Bucks Lake. 1584 Comment
  CHSC69705  Eriogonum umbellatum var. polyanthum Vernon Oswald; Lowell Ahart 1997-9-18 8875 Plumas Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.6 mi northeast of its junction with 26N26 (to Humbug Valley). 1411 Comment
  RSA724904  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-7-12 9161 Plumas Ridgetop on north side of Oak Ridge, 1.4 air km north-northwest of Grizzly Summit. Ridge top of shallow soil and rock outcrops (soapstone) dominated by huckleberry oak with scattered Jeffrey pine, incense cedar. 1743 Comment
  RSA79256  Eriogonum umbellatum var. polyanthum E. K. Balls, Percy C. Everett 1952-10-9 18129 Plumas Just n.w. of Spring Garden, Hwy 89, between Portola and Quincy. 1220 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
  LA207082  Eriogonum ursinum C. W. Hallis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  UC635517  Eriogonum ursinum Ethel Wicks July 1925 2893 Plumas Mt. Elwell Comment
  POM180959  Eriogonum ursinum P. B. Kennedy 1907-7-13 8833 Plumas Between Taylorville and Gizzly Creck. Comment
  SEINET10479582  Eriogonum ursinum Mary Susan Taylor 1982-7-21 Taylor 4898 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
  SEINET5332058  Eriogonum ursinum M. J. Williams, Emily McPherson 1974-8-5 74 -P-13 Plumas Lake's Basin. Trail from Silver Lake to Mt. Elwell. 2164 Comment
  CHSC105596  Eriogonum ursinum var. ursinum L. P. Janeway 2010-7-13 10105 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir. 1721 Comment
  CHSC62127  Eriogonum ursinum var. ursinum L. P. Janeway 1993-7-15 4440 Plumas Plumas National Forest Quincy Ranger District Hallsted Compartment. Steep northwest facing slope overlooking Virgilia (East Branch North Fork Feather River) at the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River). 1563 Comment
  CHSC80860  Eriogonum ursinum var. ursinum Lowell Ahart 2001-7-17 8925 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
  JEPS127324  Eriogonum ursinum var. ursinum Lowell Ahart 2016-6-29 21081 -A Plumas Top and southeast side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC264130  Eriogonum vimineum John Thomas Howell 1955-7-19 30807 Plumas Vinton, Sierra Nevada 1508 Comment
  CHSC79076  Eriogonum vimineum L. P. Janeway; B. Castro 2000-7-3 6879 Plumas Northern High Sierra Nevada. At Hwy 70 overlook of Rich Bar; East Branch North Fork Feather River. 786 Comment
  SBBG64224  Eriogonum vimineum A. A. Heller, P. B. Kennedy 1907-7-15 Plumas near mouth of Little Grizzly Crk below Genesee Comment
  SEINET3814205 Image available Eriogonum vimineum Lewis S. Rose 1932-9-4 32601 Plumas Portola. 1372 Comment
  CHSC54499  Eriophorum gracile Vernon H. Oswald; Lowell Ahart 1991-7-30 4794 Plumas Big Springs on the west side of Humbug Valley, ca. 7 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. Within the fenced enclosure at the springs. 1310 Comment
  CAS-BOT-BC124155  Eriophyllum lanatum var. cuneatum Amos Arthur Heller 1913-6-13 10855 Plumas Near Quincy 1066 Comment
  CAS-BOT-BC124156  Eriophyllum lanatum var. cuneatum Amos Arthur Heller; P. B. Kennedy 1907-7-15 8849 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CAS-BOT-BC301417  Eriophyllum lanatum var. grandiflorum L. P. Janeway 1993-7-22 4472 Plumas Plumas National Forest, Oroville Ranger District. Along the Pipeline Road 3.3 mi northwest of Lower Bucks Lake dam 1584 Comment
  UC507149  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 116 Plumas 1 mi w Keddie ((Near type-locality of E. chrysanthum, Rydberg!)) Comment
  CAS-BOT-BC308258  Eriophyllum lanatum var. integrifolium A. A. Heller; P. B. Kennedy 1907-7-2 8687 Plumas Between Vinton and Beckwith 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
  CHSC65415  Eryngium alismifolium Vernon Oswald 1984-7-9 1562 Plumas Hwy 89, 3.6 mi s-e of Hwy 36. 1377 Comment
  UCD127469  Eryngium alismifolium N. Hopkins 1983-10-13 186 Plumas near Marble Hot Springs. Comment
  SEINET11991662  Erysimum asperum Unknown 1968-1 s.n. Plumas 41 mi NE of Oroville, beside Hwy 70 Comment
  CAS-BOT-BC54327  Erysimum capitatum John Thomas Howell; Gordon H. True 1967-5-9 42209 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  SFV8748  Erysimum capitatum J. D. Watjen 1969-5-4 37 Plumas Sierra Nevada Feather River Canyon near confluence of Rock Creek and North Fork Feather River, 0.75 miles from Highway 70. 503 Comment
  CHSC110265  Erysimum capitatum var. capitatum L. P. Janeway 2012-6-2 10854 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CHSC97004  Erythranthe breweri B. Castro 2005-7-7 1489 Plumas Ca 7 air mi SW of Bucks Lake and 1.5 air mi SE of Soapstone Hill, on Rock Island Ridge. Ca 2 mi SE of the Oro-Quincy Hwy on USFS Rd 23N18, on W side of road at jcn of the 'D' spur road. In center of large meadow. 1584 Comment
  CHSC34295  Erythranthe cardinalis M. S. Taylor 1981-8-19 4215 Plumas Jct Bell Creek and rd 23N10, ca. 1.5 mi w of Sloat. 1310 Comment
  CHSC21088  Erythranthe guttata F. T. Griggs; A. Pass 1975-7-2 56 Plumas Buck's Lake Forest Service Survey. Comment
  SD77347  Erythranthe guttata Francis W. Pennell 1940-6-12 25819 Plumas Sierra Valley, 1 mi. S. of Beckwourth 1493 Comment
  CHSC36342  Erythranthe lewisii M. S. Taylor; H. Swanson 1982-8-11 4961 Plumas Along 23N08, n side of the A-Tree, saddle at head of Florentine Canyon, ca. 5 air mi sw of Johnsville. 2042 Comment
  SD61134  Erythranthe lewisii Darley F. Howe 1964-7-29 Plumas Near Gold Lake Lodge, Plumas National Forest 1981 Comment
  SEINET8225575  Erythranthe moniliformis E. K. Balls 1950-9-14 15801 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  CAS-BOT-BC150231  Erythranthe nasuta John Thomas Howell 1967-6-23 42733 Plumas Lewisia Rock 3.5 miles sw. of Belden, Feather River Canyon 609 Comment
  CHSC43485  Erythranthe primuloides Lowell Ahart 1974-8-7 598 Plumas In a small mountain meadow, east of the dirt road, near Ohio Ravine, about 1 1/2 miles north-east of the Headquartz Mine, about 2 1/4 miles south of Grizzly Mountain. 1524 Comment
  CHSC53221  Erythranthe primuloides L. P. Janeway 1989-6-30 3426 Plumas Narrow meadow 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
  SEINET14374714  Erythranthe primuloides A. A. Heller, P. B. Kennedy 1907-7-9 8783 Plumas Prattville. Comment
  CAS-BOT-BC505248  Erythronium purpurascens Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1954 Plumas Fern Glen, Butterfly Botanical Area 1097 Comment
  CHSC36196  Eschscholzia californica M. S. Taylor 1982-7-8 4791 Plumas Near s side of Feather River, Ramelli Ranch, ca. 1 mi sw of Beckwourth. 1487 Comment
  CHSC108463  Eucephalus breweri Lowell Ahart 2011-9-20 17678 Plumas Forest floor along the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  SEINET3386675 Image available Eucephalus breweri Lewis S. Rose 1932-9-5 32618 Plumas Jamison Lake 1890 Comment
  UCD23354  Euonymus occidentalis var. occidentalis E. W. Jameson 1949-6-27 s.n. Plumas 3 miles east of Quincy. 1127 Comment
  CAS-BOT-BC310532  Eurybia integrifolia Anna Head 1921-8-5 s.n. Plumas Near Gold Lake, Feather River Region 1981 Comment
  CAS-BOT-BC310539  Eurybia integrifolia M. S. Taylor 1982-8-30 5077 Plumas S end of Taylor Lake, ca. 6 air mi ne of Taylorsville 2103 Comment
  UC893032  Eurybia integrifolia Mrs. E. C. Sutliffe 1917-8-1 Plumas near Blairsdale Comment
  SD133930  Eurybia integrifolia Barbara Ertter 1988-7-25 7856 Plumas Diamond Mountains 15 miles south of Susanville, sheep camp on Pierce Creek. 1980 Comment
  SEINET3146989  Eurybia integrifolia E. K. Balls 1950-9-1 15588 Plumas Long Lake, E shore, turning S from Mt Elwell 2103 Comment
  CHSC72473  Festuca idahoensis L. P. Janeway 1998-6-24 5683 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  CHSC118785  Festuca myuros Chelsea Morgan; Wendy L. Boes 2015-5-19 2015 -002 Plumas Plumas National Forest. Southeast of Baker Gulch; between Forest Service road 26N23 and 26N14 (UTM 661206 E, 4441753 N, NAD83 Zone 10N). 1340 Comment
  CAS-BOT-BC278854  Festuca occidentalis David D. Keck 1944-7-8 5430 Plumas 5 mi. N. of Quincy, on road to Keddie 1005 Comment
  CHSC110623  Floerkea proserpinacoides B. Castro 2006-6-9 1556 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of mouth of McReynolds Creek at red Clover Creek. 1668 Comment
  CHSC40918  Floerkea proserpinacoides Lowell Ahart 1977-6-20 1437 Plumas Meadow, 1/2 mile north-east of the Feather Fork Mine, about 6 miles north of La Porte. 1645 Comment
  UCR80856  Floerkea proserpinacoides G. L. Webster 1992-5-17 7767 Plumas 2 mi SW of Grizzly Valley Dam 1738 Comment
  SEINET10837360  Floerkea proserpinacoides Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3834 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. In wet meadow, S side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft. 2103 Comment
  UCD116394  Floerkea proserpinacoides Grady L. Webster 1992-5-17 7767 Plumas 2 miles SW of Grizzly Valley Dam. 1737 Comment
  SEINET10483133  Fragaria virginiana var. platypetala Mary Susan Taylor 1982-6-2 Taylor 4594 Plumas T23N R12E ne/ne sec 21. Johnsville quad. Along Jackson Creek 0.5 mi s of jct of Jackson Creek and 23N48 & 23N83, ca. 5 air mi n of Mohawk, ca. 1 air mi ne of Mt Jackson. 5900 ft. 1798 Comment
  CAS-BOT-BC55681  Frangula purshiana L. P. Janeway; Garrett Gibson 1992-6-16 4239 Plumas Portola quad. About 1 mi northwest of Beckwourth Peak and 2 mi southeast of Portola Comment
  CHSC70274  Frangula purshiana B. Castro; R. Fallscheer 1989-8-7 357 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi SW jcn Rds 23N18 and 23N69, on the south flank of Red Mtn. Midslope in steep drainage. 1767 Comment
  SEINET11248002  Frangula purshiana M. J. Williams, B. Alrson 1983-8-12 83- 135 -2 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville. Comment
  SEINET11248030  Frangula purshiana A. A. Heller, P. B. Kennedy 1907-7-8 8825 Plumas Between Taylorville and Crescent Mills Comment
  CHSC98925  Frangula purshiana subsp. annonifolia L. P. Janeway; B. Castro 2007-8-18 9198 Plumas Northern High Sierra Nevada. Along Caribou Road and North Fork Feather River 4.5 road km north of Hwy 70. Along the creek edge. 759 Comment
  HSC99893  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2004-9-12 12048 Plumas Across from Ganser Bay Forebay Campground. 701 Comment
  CHSC58035  Frangula rubra Vernon H. Oswald; Lowell Ahart 1992-6-2 4972 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. 1795 Comment
  CAS-BOT-BC53800  Frangula rubra subsp. rubra Walter Knight; Irja Knight 1966-9-12 1754 Plumas Mouth of Butterfly Creek Comment
  CAS-BOT-BC505268  Fritillaria atropurpurea Mary Strong Clemens 1920-1-1 s. n. Plumas Greenville Comment
  CAS-BOT-BC505270  Fritillaria atropurpurea Elmer I. Applegate 1929-6-21 5808 Plumas Mount Lassen Region, Warner Valley, near Drakesbad Comment
  CAS-BOT-BC506201  Fritillaria micrantha L. S. Rose 1931-4-13 s.n. Plumas Woodleaf Comment
  JEPS106192  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
  CHSC20987  Galium bolanderi F. T. Griggs; A. Pass 1975-7-12 175 Plumas Buck's Lake Forest Service Survey. Comment
  SD6281  Galium boreale Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  RSA88461  Galium grayanum var. grayanum J. T. Howell 1951-6-28 27723 Plumas Eureka Peak. 2226 Comment
  POM69209  Galium grayanum var. grayanum Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. On the Big Divide. 1829 Comment
  CHSC34892  Galium sparsiflorum subsp. glabrius M. S. Taylor 1981-9-10 4272 Plumas Head of Bullfrog Ravine. Ca. 3 air mi NW of Indian Falls. 1737 Comment
  JEPS29544  Galium trifidum var. pacificum John Thomas Howell 1960-7-18 35519 Plumas Drakesbad Lassen Volcanic National Park 1676 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
  HSC24664  Galium triflorum John Pratt 1970-6-25 44 Plumas 1707 Comment
  CHSC115683  Garrya fremontii Emily Meigs Doe 2015-4-15 23 Plumas Northern High Ssierra Nevada. Plumas National Forest. Approx. 0.4 mi. northeast of where the South Fork Feather River feeds into the northeast end of Little Grass Valley Reservoir. Near Road 22N57 (the road around Little Grass Valley Reservoir). Approx. 4.6 miles north-northeast of La Porte. 1545 Comment
  UC1122698  Garrya fremontii G. T. Nordstrom 1934-7-9 200 Plumas 0.75 mi sw Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  UC192034  Garrya fremontii Mrs. R. M. Austin Apr 1877 Plumas Comment
  UCD121165  Garrya fremontii M. Vincent 1964-4-10 554 Plumas Hwy. 1 mile southwest of Virgilia. 12 Comment
  SDSU8778  Gayophytum diffusum subsp. parviflorum R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile north of Chester, Calif. Comment
  SEINET7717338  Gentiana amarella Unknown Plumas Big meadows Comment
  CHSC93408  Gentiana calycosa Robert F. C. Naczi 2004-7-29 10644 Plumas Ca. 1.3 mi SW of Virgilia, along S side of Forest Service Road 25N17. 1359 Comment
  SD46624  Gentiana calycosa Robert J. Weatherby 1955-8-16 1685 Plumas Meadow Valley area, Spring at Fales Hill Mine 1524 Comment
  UC405454  Gentianopsis holopetala Mrs. R. M. Austin 1875-1 Plumas Comment
  CHSC42795  Geum macrophyllum L. P. Janeway 1984-7-13 910 Plumas SW of Bucks Lake and near Grizzly Creek campground. At edge of small pool in a meadow. 1584 Comment
  CAS-BOT-BC459561  Geum macrophyllum Robert J. Weatherby 1950-7-7 1447 Plumas Gansner Creek, Quincy 1219 Comment
  SEINET6702722  Geum macrophyllum var. perincisum A. A. Heller, P. B. Kennedy 1907-7-9 8787 Plumas Prattville Comment
  RSA319141  Gilia capitata Patricia Wilder 1971-6-21 5132 Plumas Prattville-Butt Reservoir Road 1.7 miles south of Junction with Seneca Road; north of Caribou and Belden and California State Highway 70 1410 Comment
  RSA63405  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  UC932070  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-7-11 8587 Plumas foot of Camel Peak 1371 Comment
  CHSC59155  Glyceria borealis Vernon H. Oswald; Lowell Ahart 1992-7-6 5067 Plumas Lassen Volcanic Park. On Kelly Mtn. ca. 0.5 mi WSW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). On the edge of a meadow surrounding an unmapped pond. 1780 Comment
  UCD85118  Glyceria elata Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. 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
  CHSC20803  Gnaphalium palustre K. R. Stern 1975-7-23 5840 Plumas NW shore of Lake Almanor. 1371 Comment
  CHSC40564  Gnaphalium palustre Lowell Ahart 1985-9-26 5180 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
  JEPS108999  Gnaphalium palustre Lowell 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 1/4 miles southwest of Belden 715 Comment
  JEPS115114  Gnaphalium palustre Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16221 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  JEPS34043  Gnaphalium palustre W. L. Jepson 1939-8-8 19363 Plumas Meadow Valley Comment
  UC569744  Gnaphalium palustre E. Sawyer 1935-6-27 160 Plumas Charlie's Valley Sierraville Quad., Charlie's Valley 1524 Comment
  RSA59281  Gnaphalium thermale E. K. Balls 1950-9-4 15575 Plumas Feather River Experiment Station, Highway 24, 4 miles north of Quincy 1067 Comment
  CHSC66899  Goodyera oblongifolia Vernon H. Oswald; Lowell Ahart 1996-8-14 8169 Plumas Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. 1645 Comment
  CHSC113933  Gratiola neglecta Lowell Ahart 2014-8-20 19717 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  SEINET5709451 Image available Grindelia squarrosa Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7718 Plumas Collected along Road 70, at Chilcoot.; Chilcoot 1544 Comment
  CDA14725  Hackelia amethystina G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3251 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CDA14584  Hackelia nervosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3068 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  SEINET10474705  Haplopappus suffruticosus Mary Susan Taylor 1982-8-18 Taylor 5012 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
  SBBG1017  Hastingsia alba H. and M. Dearing 1938-7-1 2250 Plumas swamp near Lake Almanor Comment
  UCSB45756  Hastingsia alba Reisentz, Paul 1979-5-12 Plumas 12 miles south on Highway 70, from junction of Highway 70 and Highway 89 Comment
  UCD130280  Helenium bigelovii Albert Grigarick 2011-8-15 293 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .25 miles W from Graeagle Trailhead to Hawley Falls. 1884 Comment
  SEINET11196751 Image available Helianthella californica W. Harnach 1990-6-19 397 Plumas SierraValley, Genesse Rd. N of Beckwourth 1585 Comment
  CAS-BOT-BC314725  Helianthella californica var. californica Walter Knight; Irja Knight 1966-6-18 1278 Plumas Slightley past Fern Glen enroute to Quincy, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC314726  Helianthella californica var. californica W. Harnach; N. Harnach 1990-6-19 397 Plumas Genessee Road 1584 Comment
  CDA18692  Helianthella californica var. nevadensis G. D. Barbe, T. C. Fuller 1982-6-15 3699 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CHSC82523  Helianthella californica var. nevadensis L. P. Janeway 2001-7-3 7265 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  RSA123088  Helianthella californica var. nevadensis E. Sawyer 1935-5-27 41 Plumas 1.75 miles N of Kerby. 1555 Comment
  CHSC53190  Hemizonella minima L. P. Janeway 1989-6-30 3424 Plumas Plumas National Forest. Slope above rd 24N45Y 0.2 mi E of Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth; across from the Crocker Station. 1767 Comment
  CHSC57417  Hemizonella minima L. P. Janeway; Garrett Gibson 1991-6-13 4004 Plumas Plumas National Forest. Ca 1/4 mi west-northwest of Claireville Flat, ca 1/2 mi southeast of Hwy 70 and Willow Creek. 1484 Comment
  CHSC85721  Hemizonella minima G. D. Barbe; T. C. Fuller 1982-6-17 3800 Plumas Plumas National Forest. Road bank at junction Gold Lake Road with Highway 89 between Graegle and Clio. 6 mi N of Sierra Co. line. [Lat./long. on label is '39 45 N; 120 36 W']. 1371 Comment
  UC1597441  Hemizonella minima Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC306030  Hemizonia congesta subsp. clevelandii John Thomas Howell 1961-9-23 36825 Plumas Indian Valley 1082 Comment
  RSA38010  Hesperochiron californicus P. A. Munz 1947-5-16 11827 Plumas 8 miles north of Chilcoot. 1524 Comment
  SEINET5499811  Hesperochiron californicus T. Ramelli 1948-4-25 10 Plumas 5 miles west of Vinton 1524 Comment
  UC726884  Hesperochiron californicus A. A. Heller 1942-5-8 16465 Plumas meadow w. Plumas 1524 Comment
  CHSC34878  Hesperochiron pumilus M. S. Taylor 1981-5-8 3653 Plumas At junction of rds 26N18, 26N92 and 27N92, ca. 1/2 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CHSC690  Hesperochiron pumilus 1932-5-29 Plumas Almanor meadows. 1432 Comment
  SD6698  Hesperochiron pumilus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  RSA114443  Hesperochiron pumilus E. K. Balls, Lee W. Lenz 1955-5-14 20718 Plumas 8.6 mi N of Canyon dam, on road from Greenville to Lake Almanor. 1402 Comment
  CDA14660  Hesperolinon micranthum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3099 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  UC170917  Hesperolinon micranthum H. M. Hall 1912-7-20 9362 Plumas s slope above river Middle Fork of the Feather River 1340 Comment
  JEPS113321  Heterotheca oregona var. compacta L. P. Janeway 2006-10-1 8897 Plumas Northern High Sierra Nevada. Along Hwy 70 0.5 road km south of Roack Creek Reservoir dam, and above North Fork Feather River. Comment
  CAS-BOT-BC312288  Heterotheca villosa var. minor M. S. Taylor; H. Swanson 1982-8-11 4970 Plumas Along n side of Jamison creek Road (507) on cliffs, ca. 1 mi. w of Plumas-Eureka State Park, ca. 3 mi. sw of Johnsville 1798 Comment
  CHSC92965  Heterotheca villosa var. minor L. P. Janeway 2005-7-30 8502 Plumas Northern High Sierra Nevada. Southernmost end of Diamond Mountains about 4.5 km north of Beckwourth Pass; along Road 23N67 1.9 km from Road 24N88. 1725 Comment
  CHSC81406  Heuchera micrantha var. erubescens L. P. Janeway 1996-5-13 4967 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
  CAS-BOT-BC424172  Heuchera micrantha var. erubescens Ella Dales Cantelow 1941-5-21 3517 Plumas Meadow Valley about 6 mi W of Quincy 1173 Comment
  CHSC11096  Heuchera micrantha var. pacifica Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CAS-BOT-BC424327  Heuchera rubescens Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas 1 1/2 miles west of Johnsonville on road to Gibsonville 1524 Comment
  CAS-BOT-BC319618  Hieracium albiflorum John Thomas Howell 1959-9-26 35042 Plumas Near Keddie, Sierra Nevada 1005 Comment
  POM289683  Hieracium albiflorum Lyman Benson 1932-7-29 3986 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  JEPS36572  Hieracium albiflorum Helen Mar Wheeler 1944-8-23 Plumas Cascade Creek Comment
  CDA13935  Hieracium scouleri var. nudicaule G. F. Hrusa 1997-6-26 13873 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
  CHSC65392  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1995-9-13 7622 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC97531  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart; John Dittes 2007-6-16 14150 Plumas On the bottom of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC284727  Hordeum jubatum John Thomas Howell 1955-7-19 30792 Plumas Vinton 1505 Comment
  UC114274  Horkelia fusca subsp. tenella Mrs. R. M. Austin Aug 1896 388 Plumas Warner Valley Comment
  CAS-BOT-BC537872  Horkelia fusca var. parviflora Anna Head 1920-7-25 s. n. Plumas Feather River Region: Lake Center Comment
  CAS-BOT-BC514268  Horkelia fusca var. pseudocapitata David D. Keck; A. Gustafsson 1938-8-9 4904 Plumas 3 mi S of Beckwith, Sierra Valley, on road to Loyalton 1490 Comment
  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
  UC1237938  Horkelia tridentata subsp. tridentata John Weiler and A. P. Nelson May 26 1961-May 29 1961 61241 Plumas 2.3 e Deer Creek Pass (along routes 36 and 89) Comment
  CAS-BOT-BC538233  Horkelia tridentata var. flavescens unknown 1915-4-7 s.n. Plumas Plumas National Forest Comment
  CAS-BOT-BC538235  Horkelia tridentata var. flavescens A. A. Heller 1938-5-21 15102 Plumas Landing field west of Chester 1304 Comment
  CAS-BOT-BC538236  Horkelia tridentata var. flavescens A. A. Heller; P. B. Kennedy 1907-7-11 8799 Plumas Prattville Comment
  CAS-BOT-BC536278  Horkelia tridentata var. tridentata Walter Knight; Irja Knight 1968-6-18 2339 Plumas 7 miles west of La Porte 1341 Comment
  CHSC58189  Hosackia crassifolia var. crassifolia Vernon H. Oswald; Lowell Ahart 1992-6-22 5012 Plumas Lassen Volcanic National Park. Litlte Willow Creek between Willow Lake and access road into Terminal Geyser. 1676 Comment
  UCD106150  Hosackia oblongifolia Tofsrud 1948-7-1 s.n. Plumas Between Quincy and R.R. Junction. Comment
  UCSB16024  Hydrophyllum occidentale Breedlove, Dennis 1962-6-12 Plumas In upper drainage of Middle Fork of Feather River; 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CHSC103150  Hypericum anagalloides Lowell Ahart; John Dittes 2009-9-7 16382 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC102642  Hypericum formosum var. scouleri Lowell Ahart; John Dittes Josephine Guardino 2009-7-22 16137 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
  CHSC75921  Hypericum formosum var. scouleri G. F. Hrusa 1996-8-2 13429 Plumas Steep rocky slopes at SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Partially shaded area on wet springline trib. of Squirrel Creek. 1820 Comment
  JEPS114533  Hypericum perforatum Lowell Ahart 2008-8-13 15171 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  RSA795724  Hypericum perforatum L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16241 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  UCD147791  Hypericum scouleri Allyson Ayalon; Lucie Jerabkova 2012-8-1 144 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC88639  Idahoa scapigera John Thomas Howell 1975-6-16 51162 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  UCD118221  Ipomopsis aggregata June McCaskill 1954-5-31 330 Plumas State Highway 89, 2.6 miles north of Greenville, 100 yards west of roadside. Comment
  RSA0091949  Iris Bonnie C. Templeton 1968-1 11285 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC135731  Iris hartwegii Lewis S. Rose 1963-6-3 63119 Plumas Butterfly Valley, 2 mi. SW of Keddie 1188 Comment
  JEPS100369  Iris hartwegii subsp. pinetorum Dean W. Taylor 2001-6-6 17776 Plumas Diamond Springs Hill, along Challenge-La Porte Road (County Road 511) about 2 road miles SW of American House 1371 Comment
  CAS-BOT-BC123370  Iris tenuissima var. purdyiformis E. P. Chace 1934-4-11 s.n. Plumas Camp Rodgers 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
  SEINET10483370  Ivesia aperta Mary Susan Taylor 1982-6-28 Taylor 4775 Plumas T23N R14 E nw/se sec 27. Portola quad. In Sagebrush Scrub along s side of Feather River, ca. 1 mi sw of Beckwourth on Ramelli Ranch, ca. 1/4 mi w of Calpine Rd (109). 4880 ft. 1487 Comment
  CHSC35943  Ivesia aperta var. aperta M. S. Taylor 1982-6-28 4775 Plumas Ramelli Ranch, on s side of Feather River, ca. 1/4 mi w of Calpine Rd (109), ca. 1 mi w of Beckwourth. 1487 Comment
  RSA530030  Ivesia baileyi var. baileyi D. W. Taylor, Glenn Clifton 1990-6-25 11172 Plumas Little Last Chance Creek, downstream 0.6 mile form Frenchman Flat Reservoir Comment
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Jan 15 2009
  UC2062456  Ivesia baileyi var. baileyi Barbara Ertter 1987-7-24 7306 Plumas Last Chance Creek Canyon ca 6.5 mi N of Chilcoot on Route 284 to Frencheman Lake. Comment
  CAS-BOT-BC142394  Ivesia sericoleuca Ethel Crum 1937-8-5 1934 Plumas One mile northeast of Sierraville, Sierra Valley Comment
  UC1561778  Ivesia webberi C. Witham and Kareofelas 1990-5-24 146 Plumas 1 mi due e intersection of Hwy. 49 and Dyson Rd. (e side of Sierra Valley); Sierra Valley 1524 Comment
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Apr 8 2006
  CHSC24249  Juncus balticus K. R. Stern 1975-7-25 Plumas N end of Lake Almanor. Comment
  RSA59240  Juncus bufonius var. bufonius E. K. Balls 1950-8-31 15543 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  UCD141415  Juncus bufonius var. occidentalis John Thomas Howell 1960-7-21 35810 Plumas Lassen Volcanic National Park. Near Terminal Geyser. 1828 Comment
  JEPS110526  Juncus ensifolius Lowell Ahart 2006-10-23 13490 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  RSA794954  Juncus ensifolius L. Ahart, John Dittes 2009-7-27 16188 Plumas About 20 yards north of the poor dirt road, on the north side of a small pond, headwaters of Grizzly Gulch, 2.1 air miles northeast of Butt Valley Reservoir Dam. 1480 Comment
  JEPS66994  Juncus ensifolius W. L. Jepson 1924-7-22 10618 Plumas Bed of Dogwood Creek, not far above its junction with Middle Fork Feather River; Dogwood Creek 1127 Comment
  RSA59111  Juncus ensifolius E. K. Balls 1950-8-30 15515 Plumas Trail to Snake Lake, near Feather River Experiment Station, 4 miles north of Quincy. 1067 Comment
  UCD33602  Juncus ensifolius Beecher Crampton 1970-6-25 8635 Plumas Quincy. 1043 Comment
  CHSC101935  Juncus exiguus Lowell Ahart; John Dittes 2009-7-15 16081 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CHSC113669  Juncus howellii L. P. Janeway 2014-8-12 11567 Plumas Northern High Sierra Nevada. Plumas National Forest; Kenzie Ravine at crossing of Road 22N60 (Silvertip Road); 1.2 air-km northeast of Little Grass Valley Reservoir. 1571 Comment
  UCD141572  Juncus luciensis A. A. Heller; P. B. Kennedy 1907-7-3 8695 Plumas Red Clover valley. Comment
  CDA28694  Juncus macrandrus L. Ahart 2008-8-14 15213 Plumas About 100 yards north of the paced road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. Elevation: 5240 (GPS) feet. 0 Comment
  CHSC114915  Juncus macrandrus G. D. Baarbe; T. C. Fuller 1982-6-17 3853 Plumas Plumas National Forest. East shore Frenchman Lake; Crystal Fishing Access. Marshy arm of the lake at the parking lot. 1706 Comment
  CAS-BOT-BC110763  Juncus mertensianus Hans Leschke 1960-8-5 1696 Plumas Lassen Volcanic National Park. Big Bear Lake. 2042 Comment
  CHSC108042  Juncus nevadensis L. P. Janeway; B. Castro 2011-10-2 10753 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. 1542 Comment
  CHSC53074  Juncus nevadensis L. P. Janeway 1990-9-19 3850 Plumas Plumas National Forest. Along the western branch of Joseph Creek about 1/3 mi northeast of the crest of Grizzly Ridge. Along small creek. 2103 Comment
  CHSC65523  Juncus nevadensis L. P. Janeway 1995-9-18 4931 Plumas 0.8 mi southeast of the southern tip of Crocker Mountain; at spring along Road 24N06 about halfway between Crocker Meadow and Big Grizzly Creek. 1865 Comment
  CHSC94980  Juncus nevadensis Lowell Ahart 2006-10-8 13420 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. 715 Comment
  JEPS95626  Juncus nevadensis Lowell Ahart 1994-7-28 7533 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  UC1100987  Juncus nevadensis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1377 Plumas just s Chester (at n end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  UCD108054  Juncus nevadensis Tim Kuhn 2006-1 86 Plumas on Plumas NF forest service road 107407. Comment
  CHSC100450  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15373 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  CHSC102012  Juncus nevadensis var. nevadensis L. P. Janeway; B. Castro 2009-8-29 9934 Plumas Northern High Sierra Nevada.Small meadow 0.3 km eastsoutheast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  CHSC97285  Juncus nevadensis var. nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14482 Plumas About 10 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis. 1773 Comment
  CHSC52748  Juncus occidentalis L. P. Janeway 1990-8-29 3843 Plumas Plumas National Forest. Ca 0.1 mi W of Paradise Cr ca 3/4 mi S of Little Grizzly Cr. 1905 Comment
  JEPS107936  Juncus occidentalis Lowell Ahart, John Dittes 2005-9-20 12450 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2004 Comment
  CHSC100328  Juncus orthophyllus Lowell Ahart 2008-7-9 15056 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1645 Comment
  CHSC116386  Juncus orthophyllus Sara M. Taylor; Scott Batiuk, Kendra Sikes 2012-7-17 44 Plumas Plumas National Forest. Aster Fen, Bucks Lake Wilderness, north and west of Granite Gap from Silver Lake trailhead. UTM zone 10, 4423928N, 657162 E. 2030 Comment
  CHSC113903  Juncus oxymeris Lowell Ahart 2014-8-24 19759 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
  UCSB63770  Juncus oxymeris Janeway, L. 1998-9-10 Plumas Butterfly Valley Botanical Area; southwest edge of the main darlingtonia bog; below Road 25N47 (Sweetwater Marsh); 0.3 mi south of Road 417; T25N, R9E, SE 1/4 of SE1/4 of sec. 20; Crescent Mills quad 1164 Comment
  RSA26617  Juncus parryi J. T. Howell 1951-6-27 27629 Plumas Jamison Creek 1829 Comment
  CHSC100047  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
  SEINET8565591 Image available Juncus sphaerocarpus A. A. Heller, P. B. Kennedy 1907-7-3 8694 Plumas Red Clover valley 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
  CAS-BOT-BC85334  Juniperus occidentalis Emily McPherson 1976-11-7 76- 32 -2 Plumas Sierra Nevada - 5 miles north of Beckwourth, Portola Quadrangle 2055 Comment
  CAS-BOT-BC85336  Juniperus occidentalis J. G. Lemmon s.n. Plumas Near Quincy Comment
  CHSC25748  Kalmia polifolia subsp. microphylla John Steiner 1977-6-15 75 Plumas Lassen Volcanic National Park. 0.5 km n King's Creek and 2.3 km e Lake Helen. 2292 Comment
  HSC93429  Keckiella lemmonii Vernon H. Oswald, L. Ahart 1996-8-14 8164 Plumas Silver Lake Rd., 0.5 mi. SE of Silver Lake Campground, NE of Bucks Lake, N High Sierra Nevada 1707 Comment
  SBBG128286  Keckiella lemmonii L. Ahart, J. Dittes 2009-7-15 16099 Plumas NE of the power line, on the W side of Forest Service Rd 26N22, ca. 2.3 mi SE of Butt Valley Reservoir Dam 1517 Comment
  SEINET11262216  Keckiella lemmonii Robert L. Johnson, Mikel R. Stevens 2015-7-11 3956 Plumas Spanish Creek drainage. 0.2 rd mi N on Hugh Spur (fronting rr-track) after jct with Hwy 89. Ca 1.2 air mi S of Indian Falls.; 0 Comment
  UCR263562  Keckiella lemmonii Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson, Tyleas 1992-8-20 5173 Plumas Sierra Nevada Mountains, Forest Rd. 23N10 between the junction of 22N19 and Hopkins Creek, ca. 2.25 mi (air)ESE of Pilot Pk., ca. 9 mi (air) NE of La Porte 1707 Comment
  CHSC24264  Kelloggia galioides K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC55401  Kumlienia hystricula Ben Cunningham 1991-4-20 Plumas Ca. .3 mi s of Rock Creek Dam and 6 ft w of Highway 70, 35 mi s of Greenville. 731 Comment
  CHSC54463  Kyhosia bolanderi Vernon H. Oswald; Lowell Ahart 1991-7-30 4778 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  CHSC66615  Kyhosia bolanderi Vernon H. Oswald; Lowell Ahart 1996-7-15 8051 Plumas High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. Meadow. 1371 Comment
  CHSC70227  Kyhosia bolanderi B. Castro; R. Fallscheer 1989-8-7 353 Plumas Ca 2.5 air mi S of Bucks Lake, W of USFS Rd 23N18. ca 0.4 mi SW jcn Rds 23N18, 23N15 and 23N69, on south flank of Red Mtn. 1752 Comment
  CHSC110383  Lactuca serriola Lowell Ahart 2012-9-5 18449 Plumas Road edge, where the County Road crosses the South Fork of the Feather River, about 1 mile (air) southeast of Pilot Peak, about 8-1/4 miles (air) northwest of La Porte. 1828 Comment
  RSA59114  Lactuca serriola E. K. Balls 1950-8-31 15518 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  CAS-BOT-BC341568  Lagophylla ramosissima John Thomas Howell 1962-6-17 37677 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC341570  Lagophylla ramosissima John Thomas Howell 1955-7-19 30745 Plumas Beckwourth 1493 Comment
  PASA1969  Lappula californica Margaret Stason 1932-6-22 Plumas Lake Almanor Comment
  CHSC44972  Lathyrus K. R. Stern 1985-6-25 8248 Plumas Vicinity of Blairsden. 1432 Comment
  UC81787  Lathyrus brownii Mrs. R. M. Austin Jul 1878 39 Plumas Big Meadows Comment
  UCD38330  Lathyrus brownii Beecher Crampton 1954-5-10 1868 Plumas 1 mile west of Portola. 1470 Comment
  CAS-BOT-BC213387  Lathyrus jepsonii subsp. californicus Robert J. Weatherby 1950-7-7 1464 Plumas Banks of stream, near Snake Lake, Quincy 1219 Comment
  CAS-BOT-BC205058  Lathyrus sulphureus A. A. Heller 1913-6-13 10833 Plumas Near Quincy 1066 Comment
  CHSC55694  Lathyrus sulphureus Steven Triano 1988-4-17 55 Plumas Along n side of Hwy. 89, ca 3.3 mi n of its jct. with Hwy. 70. 1005 Comment
  UCD106432  Lathyrus sulphureus A. A. Heller; P. B. Kennedy 1907-7-12 8826 Plumas Between Taylorville and Crescent Mills. Comment
  JEPS103323  Ledum glandulosum Lowell Ahart 2002-7-6 9841 Plumas On the S side of the dirt road and S of the large meadow, on Rock Island Ridge, ca 3/4 mile SE of Soapstone Hill and the Oroville Quincy Highway, ca 1 1/2 miles (air) NE of Four Trees. 1611 Comment
  RSA286331  Ledum glandulosum R. F. Thorne 1974-7-30 45001 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  UC1121003  Ledum glandulosum G. T. Nordstrom 1934-7-12 220 Plumas Plumas National Forest, at Three Lakes Three Lakes; Plumas National Forest, Three Lakes 1889 Comment
  CHSC87864  Lemna trisulca Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11067 Plumas In a very small stream, in a large meadow, on the south side of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote. 1796 Comment
  CAS-BOT-BC88836  Lepidium campestre John Thomas Howell; Gordon H. True 1967-6-11 42581 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CAS-BOT-BC12828  Lepidium perfoliatum David D. Keck 1932-7-3 1663 Plumas Quincy, within a few meters of the main street. At two localities 0.5 mile apart. 1065 Comment
  CHSC36867  Leucanthemum vulgare M. S. Taylor 1982-6-24 4753 Plumas Roadbank, n side of ridge at entrance to Gansner Park from Hwy 70, Quincy. 1066 Comment
  UCD132706  Leucanthemum vulgare Beecher Crampton 1970-6-25 8630 Plumas Quincy. 1043 Comment
  CAS-BOT-BC59607  Leucothoe davisiae John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2156 Plumas Beargrass Glade. Butterfly Botanical Area and Vicinity. 1127 Comment
  CAS-BOT-BC59612  Leucothoe davisiae Margaret Williams; Emily McPherson 1974-8-5 74 -P-3 Plumas Lakes Basin. near Silver Lake. 2034 Comment
  CHSC82355  Leucothoe davisiae Lowell Ahart 2002-7-6 9842 Plumas On the south side of the dirt road and south 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
  JEPS20054  Leucothoe davisiae O. M. Evans 1854-11-16 Plumas 4 mi s Buck's Ranch (on Willow Creek drainage); Willow Creek drainage 1828 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
  CDA14581  Lewisia triphylla G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3064 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC10665  Lewisia triphylla Lowell Ahart 1970-6-25 Plumas Six miles N.W. of La Porte. 1828 Comment
  JEPS127658  Lewisia triphylla Jurriaan M. de Vos 2014-6-4 289 Plumas Plumas NF. Near intersection of Primary Forest Route 94 (22N94) and 22N27/22N86Y, ca. 2.5 mi. N along route 94 from the Little Grass Valley Reservoir Dam. Comment
  RSA101482  Lewisia triphylla R. Weatherby 1955-6-26 1550 Plumas Mud Lake, Lakes Basin Area. 2195 Comment
  CAS-BOT-BC274531  Leymus triticoides John Thomas Howell 1961-6-21 36625 Plumas Greenville Comment
  CAS-BOT-BC436515  Ligusticum apiifolium David D. Keck 1932-7-3 1633 Plumas Northern Sierra Nevada: Quincy, south of town 1065 Comment
  CHSC62336  Ligusticum grayi B. Castro; R. Fallscheer, R, Zebell 1989-8-21 407 Plumas Ca 8 air mi S of Bucks Lake, ca 1 mi N of Hunter's Ravine. 1584 Comment
  CAS-BOT-BC509344  Lilium kelleyanum Anna Head 1920-7-16 s.n. Plumas Near Green Lake 1920 Comment
  CHSC44096  Lilium washingtonianum Lowell Ahart 1976-7-16 1179 Plumas Along the edge of the dirt road, about 5 miles north-west of Little Grass Valley Reservoir. 1828 Comment
  RSA60136  Lilium washingtonianum E. K. Balls 1950-9-5 15678 Plumas Thompson Creek, main trail off La Porte road, turn off highway 24, east of Quincy. 1524 Comment
  JEPS62040  Lilium washingtonianum subsp. washingtonianum John W. Duffield 1937-7-18 Plumas above and w Meadow Valley (Schneider Creek); Schneider Creek Comment
  CHSC97213  Limosella acaulis Lowell Ahart; Josephine Guardino 2007-7-20 14339 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC246073  Limosella aquatica L. P. Janeway 1992-11-16 4312 Plumas Middle Fork Feather River 1.5 mi. west of Beckwourth, Beckwourth Ranger District, Plumas National Forest 1481 Comment
  PASA754  Linanthus harknessii Margaret Stason 1932-6-22 Plumas Camp ground lake Almanor Comment
  UC963761  Linanthus harknessii Herbert L. Mason 1924-6-20 1084 Plumas between Gold Lake and Bear Lake Comment
  UC1561216  Lindernia dubia var. anagallidea Barbara Ertter 1988-10-21 8000 Plumas 1.5 mi e Chester (on Hwy 36, Lake Almanor, e end of causeway, s of road); Lake Almanor 1341 Comment
  CHSC46543  Listera convallarioides Lowell Ahart 1976-7-16 1174 Plumas About 5 miles north-west of Little Grass Valley Reservoir, about 1 mile west of Fowler Peak. 1828 Comment
  CAS-BOT-BC432299  Lithophragma campanulatum Alice Eastwood 1927-6-12 14524 Plumas Forest Lodge Greenville, United States Forest Reserve Comment
  CAS-BOT-BC435470  Lithophragma glabrum Mary Strong Clemens 1920-6-21 s.n. Plumas Quincy Comment
  JEPS103325  Lithophragma glabrum Lowell Ahart 2002-6-26 9759 Plumas On the SW side of a gravel road, ca 2 miles (air) NW of Little Grass Valley Reservoir Dam, ca 5 miles (air) NW of La Porte. 1741 Comment
  SEINET10483076  Lithophragma glabrum Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3836 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. In wet meadow, S side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft. 2103 Comment
  SEINET6032566  Lithophragma glabrum C. G. Gulling 1905-1 s.n. Plumas Sierra Valley Comment
  CHSC43748  Lithophragma tenellum Vernon Oswald 1986-6-6 2086 Plumas La Porte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  CHSC84943  Lolium multiflorum Lowell Ahart 2003-10-26 10681 Plumas On a gravel bar on the east side of the South Fork of the Feather River, where the old road crosses the river, about 1/8 mile west of the Feather Fork Mine, about 1 3/4 miles (air) northeast of Little Grass Valley Reservoir, about 6 1/2 miles (air) northeast of La Porte. 1600 Comment
  CAS-BOT-BC269065  Lolium perenne John Thomas Howell 1961-6-21 36619 Plumas Greenville 1097 Comment
  CAS-BOT-BC269066  Lolium perenne John Thomas Howell 1960-7-18 35567 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  UC1532354  Lomatium dissectum var. multifidum Vernon Oswald 1986-6-2 2079 Plumas 5.2 mi. s.w. of Hwy. 70 at Portola (Rd. A-15) 1524 Comment
  SEINET7880163 Image available Lomatium nevadense E. Sawyer 1935-1 67 Plumas 7 3/4 miles NNE of Sattley Sec. 36 T.22N. R. 14E. Comment
  SJSU4149  Lomatium nudicaule C. W. Sharsmith & W. Savage 1967-5-20 7519 Plumas near S base The Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  UC1123038  Lomatium nudicaule E. Sawyer 1935-6-1 52 Plumas 1 3/4 mi. n.e. Hawks; Sierraville Quad. Comment
  UC54310  Lomatium nudicaule H. M. Hall and E. B. Babcock July, 1903 4441 Plumas Sierra Nevada Mts., Genesee Valley 1097 Comment
  RSA636046  Lomatium nudicaule Michael A. Vincent 1999-6-7 8528 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  CHSC54521  Lonicera cauriana Vernon H. Oswald 1991-8-5 4805 Plumas Lassen Volcanic National Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  JEPS114359  Lonicera conjugialis Lowell Ahart 2008-8-14 15214 Plumas West of the small stream, northwest of the meadow (swamp, bog), about 300 yards north of the paved road, about 1/2 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of 1597 Comment
  RSA59420  Lonicera involucrata E. K. Balls 1950-9-7 15701 Plumas Lakes Center Public Campground. Comment
  CAS-BOT-BC243911  Lonicera involucrata var. involucrata Anna Head 1920-6-30 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CHSC43341  Lonicera involucrata var. involucrata Lowell Ahart 1975-7-2 836 Plumas Along Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  CAS-BOT-BC243908  Lonicera involucrata var. involucrata L. S. Smith 1939-7-2 s.n. Plumas Camp Pakatsi, Tahoe National Forest 2133 Comment
  CHSC75496  Lotus corniculatus G. B. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3187 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  UC1129060  Lotus grandiflorus var. grandiflorus F. W. Embree 1934-6-6 70 Plumas s slope Bucks Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  SD46391  Lupinus adsurgens var. undulatus E. K. Balls, L. W. Lenz 1956-6-20 21844 Plumas 2 mi SE of Spring Garden, US Hwy, Quincy to Portola. 1250 Comment
  JEPS15480  Lupinus arbustus Joseph and Hilda Grinnell 1938-6-11 1097 a Plumas Mohawk 1371 Comment
  CHSC910  Lupinus argenteus var. heteranthus D. Crummett 1937-5-14 Plumas Near Quincy. 1036 Comment
  CAS-BOT-BC208841  Lupinus argenteus var. meionanthus L. P. Janeway 1990-7-20 3808 Plumas Along Lake Davis Rd 1.4 mi NW of Hwy 70 and Portola. 1524 Comment
  SEINET7063469 Image available Lupinus bicolor A. G. Vestal 1947-3-31 s.n. Plumas Grassy road shoulder in Warner Valley along Warner Creek. UTM Zone 10, 643846mE, 4469696mN. (WGS84/NAD83). 1535 Comment
  UC1075581  Lupinus breweri E. K. Balls and L. W. Lenz 1956-6-20 21845 Plumas along State Hwy 89 Quincy to Sierraville 5 mi se Graeagle; se of Graeagle 1432 Comment
  CHSC97083  Lupinus breweri var. breweri Lowell Ahart; Josephine Guardino 2007-7-21 14378 Plumas Around pine trees, about 100 yards northeast of the bridge, about 80 yards east of the intersection, on the north side of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1793 Comment
  UCR26891  Lupinus caudatus E. C. Nord, B. W. Parkinson 1958-7-2 N- 87 Plumas Plumas National Forest, 0.5 mi SE of Meadow View [USFS] Guard Station 1982 Comment
  RSA59107  Lupinus confertus E. K. Balls 1950-8-31 15511 Plumas Hwy. 24, Feather River Experiment Station, 4 miles north of Quincy. 1220 Comment
  UCD169237  Lupinus confertus S. L. Welsh; N. D. Atwood 2001-6-13 28131 Plumas Red Clover Valley, ca 12 miles north of Beckwourth. 1678 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-BC215365  Lupinus dalesiae M. S. Taylor 1982-5-27 4541 Plumas W side of Dixie Canyon Road (204), 1.2 to 2 miles n of its jct with Highway 89 at Moccasin 1341 Comment
  CAS-BOT-BC215366  Lupinus dalesiae M. S. Taylor 1982-6-16 4685 A Plumas Both sides of 24N13, 0.5 mile N of Spur Road to Little Volcano, ca. 4 air miles SE of Quincy 1676 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
  CHSC35913  Lupinus dalesiae M. S. Taylor 1982-6-17 4691 Plumas Both sides of 23N44Y, 1.3 mi w of its jct with 23N50Y, ca. 2 air mi sw of Sloat. 1493 Comment
  CHSC36198  Lupinus dalesiae M. S. Taylor 1982-6-2 4597 Plumas Along 23N11, on loop through Cogswell Ravine, on roadcut and upslove in disturbed areas, 3.2 mi ne of Jackson Creek Campground, ca. 5 air mi n of Mohawk. 1737 Comment
  CHSC88822  Lupinus dalesiae L. Hanson 1983-6-7 198 Plumas Plumas National Forest. Grays Flat. 1341 Comment
  SEINET10903850  Lupinus dalesiae Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-5 Conrad 7058 Plumas On loose, rocky, north-facing roadside bank, 5.2 mi west of jct of hwy. 70 And Meadow valley road in quincy. 1219 Comment
  UC665283  Lupinus dalesiae Elmer I. Applegate 1934-5-3 8907 Plumas 6 mi nw Quincy; nw of Quincy Comment
  SEINET10452041  Lupinus dalesiae Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3833 Plumas T23N R12 E ne sec 17; Johnsville quad. N side of Rd 23N11, ca. 3 mi S of Happy Valley, near head of Cogswell Ravine, ca. 2 air mi E of Cromberg on Hwy 70; elevation ca. 5800 ft. 1768 Comment
  SEINET10485182  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4526 Plumas T23n r11e sw1/4sw1/4 sec 2. Mt ingalls quad. Corolla yellow. In partial Shade in jeffrey pine forest. S side of 23n12, ca. 8 Mi. E of its jct with 23N52, ca. 3/4 Mi. W of mcdermott ravine, ca. 1.5 Mi. Ne of sloat. With Lupinus, hydrophyllum occidentale, collinsia parviflora. 1372 Comment
  SEINET10841220  Lupinus dalesiae Mary Susan Taylor 1982-6-1 Taylor 4573 Plumas 4200 ft. T23N R11E se/ne & ne/se sec 6. Spring Garden quad. Ca. 0.1 mi e of Spring Garden city limit sign, e side of Hwy 70, just e of Greenhorn Ranch turnoff. 1280 Comment
  SEINET12163986  Lupinus dalesiae M. S. Taylor 1982-1 4814 Plumas T23N R10E ne/nw sec 13. Blue Nose Mtn quad. Alogn Eureka Ridge rd 23NO9, .9miNW of see comments 2073 Comment
  CHSC92278  Lupinus grayi John Dittes; Josephine Guardino 2005-6-4 1144 Plumas Northern High Sierra Nevada Range; Drainage of East Branch Lights Creek; ca. 12.3 air-miles northeast of Taylorsville, ca. 5.7 air-miles southwest of Diamond Mountain, ca. 4.2 air-miles southeast of Indicator Peak; south-facing slope ca. 850' north of confluence of East Branch Lights Creek and Morton Creek, ca. 1,232' northeast of junction of FS Road 28N03 and County Road 213. 1373 Comment
  OBI2925  Lupinus grayi Lewis S. Rose 1968-6-11 68100 Plumas Butterly Crk 2 mi S of Keddie 1036 Comment
  SEINET10490337  Lupinus grayi Mary Susan Taylor 1982-6-17 Taylor 4693 Plumas T23n r11e ne1/4se1/4 sec 18. Blue nose mt quad. Open bare foadbank, s side of T23n44y, 1.8 mi w of its jct with bell bar creek rd (23n50y), ca 2 air mi. Sw Of sloat. 1524 Comment
  CHSC913  Lupinus lepidus var. confertus V. Holt 1942-7-1 Plumas Na Wa Kwa. 1319 Comment
  CDA27463  Lupinus lepidus var. sellulus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3148 Plumas Long Valley, 0.4 mile south of junction of Dixie Canyon-Round Valley and Canyon Dam Roads, at Maxwell Mine Road. Comment
  CHSC110948  Lupinus lepidus var. sellulus L. P. Janeway 2013-8-28 11198 Plumas Northern High Sierra Nevada. Plumas National Forest; top of a low broad ridge between Tamarack Flat and South Branch Middle Fork Feather River. 1693 Comment
  CHSC36207  Lupinus lepidus var. sellulus M. S. Taylor 1982-7-7 4787 Plumas Along Sloat Rd (509), ca. 1 mi ne of Sloat. 1280 Comment
  RSA755467  Lupinus lepidus var. sellulus L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16136 Plumas Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  UC1542921  Lupinus lepidus var. sellulus G. Schoolcraft 1987-6-17 1738 Plumas about 2 mi n Chester; n of Chester 1402 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
  UCD108991  Lupinus nanus A. A. Heller 1913-6-13 10865 Plumas Quincy. 1066 Comment
  CHSC92281  Lupinus onustus John Dittes; Josephine Guardino 2005-6-4 1145 Plumas Northern High Sierra Nevada Range; Drainage of East Branch Lights Creek; ca. 12.3 air-miles northeast of Taylorsville, ca. 5.7 air-miles southwest of Diamond Mountain, ca. 4.2 air-miles southeast of Indicator Peak; south-facing slope ca. 850' north of confluence of East Branch Lights Creek and Morton Creek, ca. 1,232' northeast of junction of FS Road 28N03 and County Road 213. 1373 Comment
  NY15965  Lupinus onustus R. M. Austin 1876-1 s.n. Plumas Comment
  POM181629  Lupinus onustus J. G. Lemmon 1874-09 s.n. Plumas Greenville Peak. Comment
  SEINET10936750  Lupinus onustus Patricia L. Kenney 1973-6-5 Kenney 423 Plumas Collected along a stream along hwy 70, 6 mi s from jct of hwy 89 & 70. Douglas fir and yellow pine. 1067 Comment
  UC727035  Lupinus onustus A. A. Heller 1941-5-22 16141 Plumas about 2 mi n Quincy (The type came from Indian Valley, in this region); n of Quincy Comment
  SEINET10490189  Lupinus polyphyllus subsp. superbus Taylor 1982-7-14 Taylor 4832 Plumas Almanor ne quad. Corolla deep blue. Near jct. Of 27n92 and 26n18 in long Valley around creek, ca 4 air mi w of greenville. With penstemon oreocharis, Achillea lanulosa. T.26n, r.9e, sec.7, ne 1/4 of sw 1/4. 1676 Comment
  SEINET10488909  Lupinus sellulus Walter Knight, Irja Knight; John Thomas Howell; Gordon H. True 1967-7-10 Knight 2225 Plumas Between trestle glen and fern glen. 1097 Comment
  UC726778  Lupinus stiversii A. A. Heller 1938-5-30 15131 Plumas along the Feather River near Bucks Creek powerhouse; along the Feather River near Bucks Creek powerhouse 609 Comment
  CHSC47581  Luzula cascadensis Lowell Ahart 1975-7-2 838 Plumas Along the edge of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  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
  CAS-BOT-BC436677  Luzula comosa var. laxa F. Thos. Griggs 1975-6-1 151 Plumas Sierra Nevada: Bucks Lake area Comment
  JEPS101279  Luzula divaricata Dean W. Taylor 1974-10-1 5047 Plumas Wade Lake, Jamison Creek drainage, ca. 3 miles South of Plumas-Eureka State Park 1950 Comment
  CHSC90290  Luzula parviflora L. P. Janeway 1994-3-24 4746 Plumas Northern High Sierra Nevada. Small tributary of South Fork Rock Creek at Deanes Valley Campground. 1298 Comment
  SD147626  Luzula parviflora John Thomas Howell, T. C. Fuller, G. D. Barbe 1981-6-26 54367 Plumas Sierra Nevada, 0.75 miles northeast of Bucks Summit, on road to Quincy. 1600 Comment
  SD149161  Lycopus americanus John Thomas Howell 1961-9-23 36851 Plumas Indian Valley, Sierra Nevada. 1082 Comment
  CAS-BOT-BC215684  Lycopus uniflorus Thomas H. Kearney 1944-8-14 122 Plumas Near Prattville, Lake Almanor Comment
  CHSC50419  Lysimachia thyrsiflora Vernon Oswald 1990-6-24 4317 Plumas Willow Lake located southeast of Drakesbad, just south of the boundary of Lassen Volcanic National Park. Uncommon in wet meadow just below the beaver dam at the outlet of the lake. 1676 Comment
  CHSC59750  Lythrum portula L. P. Janeway 1992-9-16 4311 Plumas Plumas National Forest, Beckwourth Ranger District. Beckwourth Compartment. Sandy edge of the Middle Fork River 1.5 mi west of Beckwourth. 1481 Comment
  JEPS114426  Lythrum portula Lowell Ahart 2008-7-9 15066 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte 1689 Comment
  JEPS121887  Lythrum portula Lowell Ahart 2014-11-16 19888 Plumas About 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  SEINET10473901  Machaeranthera canescens Mary Susan Taylor 1982-8-18 Taylor 5051 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
  RSA18611  Machaeranthera canescens var. shastensis C. B. Wolf 1937-9-5 9291 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line. 1463 Comment
  RSA755217  Madia bolanderi L. Ahart, John Dittes 2009-8-28 16352 Plumas N side of Forest Service Road 27N98, headwater of Clear Creek, about 2 air miles N of Butt Valley Reservoir Dam, about 3 air miles SW of Lake Almanor Reservoir Dam. 1477 Comment
  CAS-BOT-BC343788  Madia elegans A. A. Heller; P. B. Kennedy 1907-7-13 8828 Plumas Taylorville Comment
  CHSC87819  Madia exigua Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11012 Plumas Road edge, on the north side of the logging road, about 3 3/4 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1357 Comment
  SD87701  Madia exigua Frank W. Peirson 1926-6-21 6787 Plumas Lake Almanor Comment
  CAS-BOT-BC342849  Madia glomerata A. A. Heller; P. B. Kennedy 1907-7-18 8883 Plumas Beckwith [Beckwourth] Comment
  CAS-BOT-BC342862  Madia glomerata Lowell Ahart 1981-9-6 3089 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC36997  Madia glomerata M. S. Taylor 1982-8-10 4958 Plumas N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 1371 Comment
  JEPS40398  Madia glomerata W. L. Jepson 1918-8-17 8031 Plumas Sierra Valley 1524 Comment
  CAS-BOT-BC342869  Madia glomerata John Thomas Howell 1959-9-24 34965 Plumas Sierra Valley near Beckworth 1478 Comment
  CDA8269  Madia glomerata T. C. Fuller 1959-10-2 3264 Plumas Vinton. 0 Comment
  CAS-BOT-BC343272  Madia gracilis John Thomas Howell 1962-6-17 37660 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC343279  Madia gracilis John Thomas Howell 1961-6-21 36601 Plumas Greenville 1097 Comment
  CDA13944  Madia gracilis G. F. Hrusa 1997-6-26 13883 A Plumas Sierra Nevada; Open flats 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  JEPS113596  Madia gracilis Lowell Ahart, Josephine Guardino 2007-7-20 14313 Plumas North of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  CAS-BOT-BC343280  Madia gracilis John Thomas Howell; Gordon H. True 1967-7-9 43246 Plumas North Fork of Feather River at Caribou 914 Comment
  JEPS28639  Madia gracilis George W. Gillett 1957-7-19 843 Plumas slopes across from Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 1981 Comment
  SEINET260319  Madia gracilis M. S. Taylor 1981-9-14 4276 Plumas Headwaters of Rush Cr near its jct with Cow Cr ca 5 mi ESE of Greenville. Almanor SE quad. 1585 Comment
  UCD134284  Madia gracilis John Thomas Howell; T. C. Fuller, G. D. Barbe 1981-6-22 3082 Plumas Vacant lot east of Lariat Lodge Motel, East Quincy. 1036 Comment
  SEINET10474822  Madia minima Mary Susan Taylor 1974-5-18 Taylor 248 Plumas Vicinity of Tobin and Butterfly Valley, Hwy 70. Comment
  CHSC21111  Maianthemum racemosum F. T. Griggs; A. Pass 1975-7-1 22 Plumas East of Grizzly Creek. Comment
  RSA508637  Maianthemum stellatum Mrs. R. M. Austin 1880-6-16 s.n. Plumas Big Meadows Comment
  CHSC76799  Malacothrix floccifera L. P. Janeway 1997-9-29 5363 Plumas Along Soda Creek 0.1 mi north of Hwy 70 and East Branch North Fork Feather River. Roadside in bottom of canyon, and along edge of dirt road. 944 Comment
  CHSC83673  Malacothrix floccifera L. P. Janeway 2001-6-28 7240 Plumas High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road. 1067 Comment
  JEPS68658  Malva neglecta W. L. Jepson 1924-7-25 10640 Plumas Meadow Valley 1158 Comment
  CAS-BOT-BC71085  Marsilea vestita John Thomas Howell 1962-6-19 37856 Plumas Alkaline Flat, 5.5 miles E. of Beckwourth 1493 Comment
  JEPS102440  Marsilea vestita subsp. vestita Lowell Ahart 2001-10-8 9320 Plumas Below the high water line of Antelope Lake, at the day camp that is north of Dedication Island, Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  CHSC102137  Medicago lupulina Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16233 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  UCD107740  Medicago lupulina Robbins and Raynor 1943-6-1 s.n. Plumas Belden. Comment
  CAS-BOT-BC269219  Melica aristata Lowell Ahart 1977-7-26 1478 Plumas One-half mile below the Bunker Hill Mine. The Bunker Hill Mine is about ten miles north-east of La Porte 2000 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
  CHSC102604  Melica aristata L. P. Janeway; B. Castro 2009-7-18 9861 Plumas Northern High Sierra Nevada. Near the head of a major northwestern fork of Toland Creek, 1.7 air km northeast of Soapstone Hill and about 100 m southeast of Oroville-Quincy Hwy. 1643 Comment
  UC641649  Melica aristata G. L. Stebbins Jr. 1939-7-6 2909 Plumas 1.7 mi e Meadow Valley (on road to Quincy) 1097 Comment
  SEINET10836202  Melica aristata Mary Susan Taylor 1982-7-7 Taylor 4784 Plumas T23N R11E nw/sw sec 26. Johnsville quad. N side of 23N36, just e of its jct with 23N35, s slope of Big Hill, ca. 3 air mi s of Sloat. Mixed Ever- green Forest. 5300 ft. 1615 Comment
  CAS-BOT-BC282079  Melica fugax John Thomas Howell 1951-6-27 27607 Plumas Jamison Creek 1950 Comment
  CAS-BOT-BC282080  Melica fugax John Thomas Howell 1975-6-16 51153 Plumas 2 miles NW of Spring Garden 1173 Comment
  CAS-BOT-BC282100  Melica fugax Catherine Best 1979-6-14 s.n. Plumas Eureka Park Comment
  CDA18751  Melica fugax G. D. Barbe, T. C Fuller 1982-7-16 3766 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
  CHSC98306  Melica fugax L. P. Janeway 2007-6-3 9005 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  UC1024683  Melica fugax Leo Whitney 1933-8-3 2162 Plumas ca 10 mi nw Portola (Big Grizzly Valley, near source of Freeman Creek); Plumas National Forest, Big Grizzly Valley 1828 Comment
  UCD23590  Melica harfordii John Thomas Howell 1967-6-23 42737 Plumas Lewisia Rock' 3.5 miles SW of Belden, Feather River Canyon. 609 Comment
  CHSC44578  Melica stricta Lowell Ahart 1979-7-18 1974 Plumas Growing east of the road, about 1/8 mile south of Onion Valley, about 1 mile north-west of Pilot Peak, about 12 miles north-east of La Porte. 1828 Comment
  SEINET201565 Image available Melica stricta var. stricta A. Cronquist, AH Holmgren 1959-6-17 8468 Plumas 50 mi SE of Susanville 1372 Comment
  CHSC80914  Melica subulata Lowell Ahart 2001-7-19 8948 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
  HSC100732  Mentha arvensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16243 Plumas Below the high water line of Lake Almanor, 1,849 ft. NW of Lake Almanor Dam. 1591 Comment
  UCD169793  Mentha arvensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16243 Plumas 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CDA32019  Mentha canadensis L. Ahart, J. Dittes, J. Guardino 2009-7-29 16243 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  CHSC59916  Mentha canadensis L. P. Janeway 1992-7-23 4276 Plumas Plumas National Forest. Gravel bar on north side of Middle Fork Feather River near the mouth of Bonta Creek; behind Mohawk Ranger Station. 1315 Comment
  CHSC78660  Mentha canadensis L. P. Janeway 2000-7-7 6900 Plumas Northern High Sierra Nevada. Marsh on west side of Smith Lake. 1247 Comment
  RSA59923  Mentha canadensis E. K. Balls 1950-9-15 15839 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  CDA15895  Mentzelia dispersa B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; about headwaters of Bull Run Creek off USFS 23N12E. Comment
  SEINET5333284  Mentzelia laevicaulis W. Harnach, N. Harnach 1990-7-10 470 Plumas Sierra Valley, just west of the steel bridge on Marble Lane 1486 Comment
  JEPS42783  Mentzelia laevicaulis var. laevicaulis Emanuel Fritz 1924-7-25 Plumas near Twain (Western Pacific RR tracks); Spanish Peak Spur Comment
  JEPS124809 Image available Mentzelia micrantha John Degenfelder 1969-6-26 17 Plumas In Sierra Valley About 2 miles east of Sierra - Plumas County line on Sattley-Beckworth Road. Comment
  CHSC21831  Menyanthes trifoliata D. Brink; L. Mayer 1975-8-6 Plumas Bucks Lake Forest Service Survey. Comment
  CHSC44142  Menyanthes trifoliata V. Oswald; L. Ahart 1988-8-4 3677 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On a floating bog at the ne edge of the lake. 1676 Comment
  CAS-BOT-BC428537  Micranthes aprica Alice Eastwood 1918-5-25 6990 Plumas Portola Comment
  CHSC21582  Micranthes aprica D. E. Brink Jr.; L. M. Mayer 1975-7-23 Plumas Comment
  CHSC35261  Micranthes aprica M. S. Taylor 1981-5-8 3652 Plumas At jct of rds 26N18, 26N92 and 27N92, ca. 1/2 mi e of Long Valley Mine ca.4 air mi w of Greenville. 1615 Comment
  CAS-BOT-BC428884  Micranthes californica John Thomas Howell; Gordon H. True 1967-5-9 42207 Plumas Lewisia Rock. 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CHSC1676  Micranthes oregana R. Morford 1931-5-16 Plumas Humbug Valley. 1371 Comment
  CAS-BOT-BC348336  Micropus californicus Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1969-6-24 2646 Plumas Butterfly Botanical Area and Vicinity. Near homestead in Butterfly Valley proper 1036 Comment
  CAS-BOT-BC349334  Microseris nutans John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2086 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC349352  Microseris nutans Rimo Bacigalupi 1927-7-11 1617 Plumas Near Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CHSC118813  Microseris nutans Wendy L. Boes; Jim Battagin 2015-5-12 2015 007 B Plumas Between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. (UTM 652180 E, 4433328 N, NAD83 Zone 19N; Elevation 792 m.) 792 Comment
  RSA95071  Microseris nutans F. W. Peirson 1926-6-22 6812 Plumas Drakesbad, Lassen National Park, on trail to Boiling Lake 1707 Comment
  POM253302  Microsteris gracilis subsp. gracilis A. A. Heller 1938-5-21 15101 Plumas Just north of Chester 1305 Comment
  CDA9305  Mimulus cardinalis D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .254 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  SEINET10570313  Mimulus cardinalis Mary Susan Taylor 1981-8-19 Taylor 4215 Plumas T23N R11E se 1/4 se 1/4 sec 17. Blue Nose Mt. quad. Jct Bell Creek and road 23N10, ca. 1.5 mi W of Sloat. Comment
  RSA59739  Mimulus guttatus E. K. Balls 1950-9-14 15802 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 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
  UC511317  Mimulus moniliformis Lyman Benson 1932-7-29 4000 Plumas Buck Lake Sierra Nevada, Feather River Watershed 2133 Comment
  UC917314  Mimulus moniliformis J. M. Tucker 1948-7-25 1739 Plumas sw side Camel Peak (at mine of United Mining Company); Pinchard Creek 1524 Comment
  CHSC11079  Mimulus moschatus Lowell Ahart 1968-6-29 Plumas Two miles east of LaPorte. 914 Comment
  CHSC63277  Mimulus moschatus Lowell Ahart 1994-6-15 7333 Plumas On the east side of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  JEPS28622  Mimulus nanus var. jepsonii George W. Gillett 1957-7-18 808 Plumas ne side Boiling Springs Lake; Lassen Volcanic National Park 1813 Comment
  CAS-BOT-BC9499  Mimulus rubellus Mrs. H. C. Cantelow 1949-7-11 5 Plumas South end of Lake Almanor Comment
  CDA12149  Mimulus torreyi G. F. Hrusa, J. Dinsdale 1989-6-25 7199 Plumas Sierra Nevada; Bucks lake north shore. Comment
  JEPS8141  Mimulus torreyi W. L. Jepson 1927-6-23 12318 Plumas Morgan Springs 1584 Comment
  UC917311  Mimulus torreyi J. M. Tucker 1948-7-24 1720 Plumas near road from Cascade to Camel Peak 1615 Comment
  SEINET10483080  Mitella breweri Mary Susan Taylor 1982-6-17 Taylor 4698 Plumas T23N R10E sw/se sec 13. Blue Nose Mt quad. Montane Meadow along Oliver Creek, at its jct with 23N39, ca. 3 air mi sw of Sloat. Elev 5300 ft. 1615 Comment
  CHSC59918  Monardella breweri subsp. lanceolata L. P. Janeway 1992-7-31 4283 Plumas South-facing slopes in canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 (along powerline access road). 682 Comment
  CHSC61741  Monardella follettii L. P. Janeway; Linnea Hanson, Perrie Cobb 1993-7-19 4460 Plumas Plumas National Forest. East side of Red Hill; along the Rich Gulch Road 2.8 mi northwest of Hwy 70 (in canyon of East Branch North Fork Feather River). 1280 Comment
  HSC101674  Monardella follettii Dillon North Davis 2013-7-1 35 Plumas 9.8 miles south on FS Road 25N17 from intersection with Highway 70. 1576 Comment
  SEINET10961425  Monardella follettii A. Graff 1993-7-23 Graff 339 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  CHSC33595  Monardella glauca M. S. Taylor; M. Foster 1981-6-15 3897 Plumas S side of Bucks Lake Rd, ca. 50 ft e of its jct with 24N29 (rd to Deanes Valley), ca. 2 mi ne of Meadow Valley. 1158 Comment
  CHSC52041  Monardella odoratissima L. P. Janeway 1989-6-29 3407 Plumas Plumas National Forest. Mapes Cyn; along Genesee-Beckwourth Rd (rd 111) 4.1 mi N of Beckwourth. 1676 Comment
  CHSC117634  Monardella odoratissima subsp. pallida Lowell Ahart 2016-8-30 21327 Plumas On the west side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  UC485787  Monardella odoratissima subsp. pallida H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  UCR280845  Monardella odoratissima subsp. pallida Lowell Ahart 2016-7-9 21087 Plumas ridge and northeast side of Table Mountain, c. 2 air miles northwest of Tamarack Flat, c. 4 air miles northwest of Little Grass Valley Reservoir Dam 1858 Comment
  CAS-BOT-BC220492  Monardella sheltonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54303 Plumas East side of Indian Valley just north of Taylorsville 1112 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
  CHSC52053  Monardella sheltonii L. P. Janeway 1989-6-23 3398 Plumas Low W-facing roadcut along hwy 70/89, SE of Quincy; 0.9 mi S of Chandler Rd. 1097 Comment
  CHSC61750  Monardella sheltonii L. P. Janeway 1993-7-28 4479 Plumas Plumas National Forest. East side of Ward Creek 0.2 mi north of confluence of its North and South Branches. Along dirt road mine access in bottom of canyon; 1.1 mi south of Genesee Valley. 1280 Comment
  CAS-BOT-BC220487  Monardella sheltonii John Thomas Howell 1961-9-23 36887 Plumas Near Englemine 1097 Comment
  SEINET10582354  Monardella sheltonii A. Graff 1993-7-21 Graff 282 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
  SEINET10961427  Monardella sheltonii A. Graff 1993-7-21 Graff 286 Plumas Plumas National Forest. On Hwy. 70 west, .3 mile southeast of Greenhorn Ranch Rd., on right road bank. T24N,R10E,S25. Growing in light brown, sandy, gravelly soil, with Arctostaphylos sp. and scrub. Bombus sp. Comment
  CHSC82461  Montia fontana Lowell Ahart 2002-6-26 9795 Plumas Growing along and in a small stream, about 150 yards north of the gravel road, about 1/4 mile (air) west of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1718 Comment
  CHSC33627  Montia linearis M. S. Taylor; M. Foster 1981-6-3 3835 Plumas S side of rd 24N61, ca. 1.5 mi s of Little Summit Lake, ca. 10 mi nw of Portola. In meadow. 2103 Comment
  CAS-BOT-BC445101  Montia linearis Roxana S. Ferris 1952-5-18 12487 Plumas 1.5 miles north of Greeneville [Greenville] 1097 Comment
  SEINET5336650  Montia linearis A. A. Heller, P. B. Kennedy 1907-7-4 8731 Plumas Meadow two miles south of Red Clover Valley Comment
  SD8153  Montia verna Mrs. R. M. Austin 1877-1 Plumas American Valley Comment
  RSA59684  Muhlenbergia andina E. K. Balls 1950-9-9 15756 Plumas South end of small lake, to west of Lakes Center Public Campground. 2043 Comment
  SEINET4672005  Muhlenbergia asperifolia W. Harnach 2000-8-2 975 Plumas 3/4 mile east of A-23 on Marble Lane at the hot wells. 1490 Comment
  CAS-BOT-BC267008  Muhlenbergia filiformis Clare B. Hardham 1970-8-9 17716 Z Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC267011  Muhlenbergia filiformis Lowell Ahart 1985-7-11 5138 Plumas Below the highwater line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles NW of La Porte 1584 Comment
  CHSC44581  Muhlenbergia filiformis Lowell Ahart 1975-9-13 985 Plumas Along Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  RSA201348  Muhlenbergia filiformis J. T. Howell 1960-9-22 34846 Plumas Drakesbad. 1738 Comment
  UCD86604  Muhlenbergia filiformis Dorothy Beetle 1941-6-28 60 Plumas Northwest corner of Lake AImanor. 975 Comment
  SEINET10508183  Muhlenbergia filiformis Lowell Ahart 1985-7-11 Ahart 5138 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CHSC81190  Muhlenbergia richardsonis Lowell Ahart 2001-8-29 9244 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA107488  Muhlenbergia richardsonis L. S. Rose 1955-7-20 55161 Plumas Mohawk 1372 Comment
  POM252795  Myosotis scorpioides A. A. Heller 1938-7-2 15241 Plumas 3 miles east of Quincy. 1098 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
  SEINET5338191  Myosurus aristatus H. N. Mozingo 1979-4-26 79 -32 Plumas 1.4 miles SW of Vinton on Rt. 49 1494 Comment
  SEINET13711172  Myriophyllum sibiricum Lowell William Ahart, Lowell William Ahart 2001-1 9278 Plumas Freeman Creek (T24N, R13E, S 30, NE 1/4) Comment
  UC1069119  Nama lobbii F. W. Embree 1934-6-6 66 Plumas 1 1/2 mi nw Bucks Mountain; Bidwell Bar Quad., Plumas National Forest, nw Bucks Mt. 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
  CHSC65607  Narthecium californicum B. Castro; Gail Kuenster 1994-9-21 550 Plumas Ca 3 air mi S of Bucks Lake, ca 0.7 mi W of USFS Rd 23N18, along N-trending perennial creek which drains the NE corner of Red Mtn and feeds into Cedar Flat. 1737 Comment
  SEINET3887644  Narthecium californicum Lewis S. Rose 1966-7-27 66055 Plumas Butterfly Valley. 3 miles West of Keddie.; 0 1067 Comment
  CAS-BOT-BC515771  Narthecium californicum Walter Knight; Irja Knight 1965-6-18 1290 Plumas Butterfly Valley 1143 Comment
  SD230125  Narthecium californicum Louis C. Wheeler 1970-9-10 7576 Plumas Butterfly Valley. Comment
  UC1488854  Narthecium californicum Katherine K. Muller 1963-8-17 1242 Plumas on rd. to Butterfly Valley near Quincy Comment
  PASA2015  Navarretia breweri Margaret Stason 1932-6-22 442 Plumas campground at Lake Almanor Comment
  SEINET7974320 Image available Navarretia divaricata A. A. Heller, P. B. Kennedy 1907-7-3 8698 Plumas Hills above Red Clover Valley Comment
  CDA18470  Navarretia divaricata subsp. divaricata G. D. 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
  RSA123153  Navarretia intertexta B. O. Schreiber 1938-7-9 2515 Plumas 1 mile E of Meadow Valley. 1067 Comment
  RSA31650  Navarretia intertexta A. A. Heller 1938-7-2 15233 Plumas Along the highway near the bridge over Spanish Creek just north of Quincy 1098 Comment
  CHSC81138  Navarretia intertexta subsp. intertexta Lowell Ahart 2001-8-28 9209 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
  JEPS125763  Navarretia intertexta subsp. intertexta William Harnach 2013-5-18 1353 Plumas 0.25 miles East of Co. Rd A-23 on Marble Lane, South of Beckwourth. Comment
  CHSC116155  Navarretia intertexta subsp. propinqua Lowell Ahart 2015-7-4 20279 Plumas About 150 yards south of the paved road to Tamarack Flat, about 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam. 1712 Comment
  UC149993  Navarretia intertexta subsp. propinqua Katharine Brandegee 1911-7-31 Plumas Portola 1524 Comment
  UC1562558  Navarretia intertexta subsp. propinqua Barbara Ertter 1988-7-25 7858 Plumas ca 15 air mi due s Susanville (on Pierce Creek); Diamond Mts., Pierce Creek 1981 Comment
  OBI11485  Navarretia leptalea L. S. Rose 1967-7-11 67159 Plumas Mt Hough Rd. 9.5 mi NE of Quincy Jct. 1250 Comment
  SBBG32371  Navarretia leptalea L. S. Rose 1967-7-11 67159 Plumas Mt Hough Rd, 9.5 mi NE of Quincy Junction 1249 Comment
  CHSC94175  Navarretia leptalea subsp. leptalea Lowell Ahart 2006-7-9 12935 Plumas Near a very small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1661 Comment
  CHSC91790  Navarretia leucocephala subsp. minima G. D. Barbe; T. C. Fuller 1982-6-17 3849 Plumas Northern California. Plumas National Forest. East shore of Frenchman Lake; Crystal Fishing Access. Arm of the lake at the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  CAS-BOT-BC230392  Navarretia leucocephala subsp. minima Catherine Best 1980-6-13 s.n. Plumas Sierra Valley Highway A23, 3 miles N of Plumas County - Sierra County line Comment
  SEINET10464928  Nemacladus John Thomas Howell, Gordon H. True 1967-7-11 Howell 43281 Plumas 2 miles from Quincy Junction on road to Mount Hough 1219 Comment
  CAS-BOT-BC219373  Nemophila John Thomas Howell 1976-4-2 51573 Plumas 2 miles northwest of Spring Garden 1173 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
  SD58284  Nemophila parviflora var. austiniae W. J. Follett 1936-5-10 49 Plumas Rich gulch 1173 Comment
  JEPS28632  Nemophila pedunculata George W. Gillett 1957-7-18 820 Plumas North end of Willow Lake Meadow Lassen Volcanic National Park, n end Willow Lake Meadow (near the main inlet, Lassen Volcanic National Park) 1661 Comment
  OBI13907  Nemophila pedunculata Lewis S. Rose 1967-5-7 67062 Plumas 3 mi W of Keddie. Butterfly valley 945 Comment
  UC606940  Nemophila pedunculata L. Constance 1938-6-10 2320 Plumas near Lake Almanor (Feather River at Chester); , nr Lake Almanor 1219 Comment
  CHSC65376  Nothocalais alpestris Lowell Ahart 1995-9-13 7633 Plumas On the north-east side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  UC1070112  Nothocalais troximoides E. Sawyer 1935-5-22 23 Plumas 3/4 mi sw Beckwith City; Sierraville Quad. Comment
  CHSC20852  Oenothera elata subsp. hirsutissima K. R. Stern 1975-7-24 5808 Plumas E side of Lake Almanor. 1371 Comment
  CDA38180  Oenothera elata subsp. hirsutissima T. C. Fuller 1963-7-17 10925 Plumas South side of Highway 40 Alt. to Portola, ca. 6 miles east of Quincy. 0 Comment
  CHSC114418  Orcuttia tenuis Beth Corbin 1992-7-9 690 Plumas Large vernal pool just NW of Almanor Rest Area, on Highway 89 on the W side of Lake Almanor. 1402 Comment
  CHSC21821  Oreostemma alpigenum var. andersonii F. T. Griggs; A. Pass 1975-8-5 307 Plumas Bucks Lake Forest Service Survey. Comment
  JEPS88178  Oreostemma alpigenum var. andersonii Vernon H. Oswald and Lowell Ahart 1996-8-14 8172 Plumas on Oroville-Quincy Hwy 3.6 mi sw Silver Lake Rd. (between Meadow Valley and Bucks Lake, 1.8 mi ne of White Horse Campground, near Bucks Summit); northern High Sierra Nevada 1676 Comment
  JEPS113435  Orobanche californica subsp. jepsonii Lowell Ahart, John Dittes 2007-8-9 14451 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2493 Comment
  SEINET10869819  Orobanche corymbosa Mary Susan Taylor 1981-6-25 Taylor 3952 Plumas T24N R16E nw/ne sec 5. Frenchman Lake quad. On hill at NE jct of 25N11 and spur rd 25N71, near Last Chance Creek, ca. 0.5 mi N of N tip of the lake, ca. 13 mi NW of Chilcoot. Open bare areas on dry sandy soil; 5700 ft elev. 1737 Comment
  CHSC100441  Orthilia secunda Lowell Ahart 2008-9-10 15364 Plumas Open forest east of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  JEPS123952  Orthilia secunda Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20421 Plumas On the south side of Blue Lake, 2,710 feet north of Forest Service Road 29N18, 2.89 air miles west-southwest of Sifford Mt., 6.26 air miles south-southeast of Lassen Peak. Comment
  RSA0083182  Orthilia secunda J. G. Lemmon s.n. Plumas [Unspecified] Comment
  SD7033  Orthocarpus copelandii var. cryptanthus Mrs. R. M. Austin 1880-1 Plumas Comment
  CHSC4761  Orthocarpus cuspidatus subsp. cryptanthus R. Carter 1967-7-21 628 Plumas Thompson Peak lookout Riamond Mt. Comment
  JEPS106313  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11063 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote 1765 Comment
  RSA726341  Orthocarpus hispidus L. Ahart, Josephine Guardino 2007-7-20 14351 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  RSA59681  Orthocarpus hispidus E. K. Balls 1950-9-9 15750 Plumas West of Lakes Center Public Campground at south end of small lake. 2043 Comment
  UC337332  Osmorhiza berteroi unknown 1889-6-4 Plumas Mohawk Valley 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-BC121003  Paeonia brownii J. T. Howell 1962-6-17 37717 Plumas Portola 1463 Comment
  CAS-BOT-BC121005  Paeonia brownii Mary Strong Clemens 1920-4-20 s.n. Plumas Greenville Comment
  CAS-BOT-BC121006  Paeonia brownii Anna Head 1920-6-15 s.n. Plumas Lake Center Camp, Feather River Region. 1920 Comment
  CAS-BOT-BC28842  Paeonia brownii James R. Shevock 1985-5-19 11159 Plumas 1.2 miles N of Chilcoot on road to Frenchman Reservoir 1600 Comment
  CDA13414  Paeonia brownii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13263 a Plumas Sierra Nevada; Plumas National Forest. Vicinity of headwaters of Bull Run Creek off USFS 23N12E. Comment
  UCD102582  Paeonia brownii Michael A. Vincent 1999-6-7 8518 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  JEPS60653  Paeonia brownii W. L. Jepson 1910-6-9 4102 Plumas Hot Springs Valley Lassen Peak 1828 Comment
  RSA718512  Panicum acuminatum var. acuminatum L. Ahart 2006-10-23 13499 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
  UCD89956  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  UCD89521  Panicum capillare John Thomas Howell 1959-9-22 34868 Plumas Lassen Volcanic National Park. Drakesbad. 1737 Comment
  CHSC57315  Parnassia palustris L. P. Janeway 1984-9-1 1137 Plumas On Sierra crest, near drainage channel draining northwest (towards Jamison Lake). In soggy meadow bordering a small pond. 2164 Comment
  CHSC100051  Pectiantia breweri Lowell Ahart 2008-7-16 15080 Plumas East side of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC36312  Pectiantia breweri M. S. Taylor 1982-6-17 4698 Plumas Along Oliver Creek in shaded areas, at its jct with 23N39, ca. 3 air mi sw of sloat. 1615 Comment
  CHSC63473  Pectiantia breweri Lowell Ahart 1994-7-22 7504 Plumas Label also says Sierra county. On the south side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. 1981 Comment
  CHSC41378  Pedicularis attollens Lowell Ahart 1986-7-8 5360 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  RSA43353  Pedicularis attollens E. C. Sutliffe 1917-08 s.n. Plumas Gold Lake region. Comment
  UC1199881  Pedicularis attollens H. L. Mason 1924-6-26 Plumas Blairdsen Comment
  SEINET7719290  Pedicularis attollens Unknown Plumas Big Meadows Comment
  RSA0091375  Pedicularis densiflora Bonnie C. Templeton 1968-1 11293 Plumas [Possibly Trinity County.] [No locality data on label.] Comment
  CHSC75545  Pedicularis groenlandica G. F. Hrusa; T. D. Wilfred 1997-6-26 13916 Plumas Sierra Nevada. Wet meadow immed. E of Brady's Camp. Pine Creek Valley, about 1/2 mi. NE Argentine Rock. 2125 Comment
  SEINET10549002  Pedicularis racemosa subsp. alba Mary Susan Taylor 1981-9-10 Taylor 4272 a Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 Comment
  UCR95855  Pellaea brachyptera Mrs. R. M. Austin 1877-1 s.n. Plumas [Northern Sierra Nevada Mtns.] 1880 Comment
  CAS-BOT-BC69330  Pellaea brachyptera Clarence R. Quick 1962-6-20 62 38 A Plumas Along roadside, Longville-Beldon Road, ca. 2 mi. SE of summit 1402 Comment
  JEPS127  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Creek at North Fork Feather River 670 Comment
  UC1063373  Penstemon deustus C. W. Hanks 1934-9-14 81 Plumas Upper end Frenchman Valley Plumas National Forest, Sierraville Quad. Comment
  CDA18582  Penstemon deustus var. pedicellatus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3295 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  CHSC54357  Penstemon deustus var. suffrutescens L. P. Janeway 1990-6-5 3697 Plumas Plumas National Forest, Beckwourth Ranger District, Rattlesnake Compartment. Near top of Ridge on W side of Little Long Valley Creek; ca 1.1 mi NE of Hwy 70/89. Bottom of rocky cut-bank of road 23N12. 1630 Comment
  JEPS107696  Penstemon gracilentus Lowell Ahart, John Dittes 2005-9-20 12449 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2049 Comment
  JEPS15078  Penstemon gracilentus E. Sawyer 1935-6-17 117 Plumas 5 mi sse Crow; Plumas National Forest, Sierraville Quadrangle 1798 Comment
  SEINET4207718  Penstemon gracilentus Mikel R. Stevens 2011-8-27 218 Plumas 6.9 miles N of Gibsonville on Quincy La Porte Rd. Ca 0.4 rd miles beyond Barkers Cabin Rd.; 0 2004 Comment
  NY600708  Penstemon gracilentus F. M. Ownbey 1938-7-14 1739 Plumas Below Humboldt Summit, Sierra Nevada Comment
  POM195090  Penstemon gracilentus D. D. Keck 1930-7-24 968 Plumas Prattville. 1341 Comment
  CHSC102192  Penstemon laetus Barbara Ertter; Gary Schoolcraft 1989-7-3 8652 Plumas W-facing steep rocky slope below Red Rock lookout, ca 8 airmiles S of Susanville. 2255 Comment
  UCR3602  Penstemon laetus Wm. Horn Jr. 1963-6-24 630624- 02 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  CHSC42784  Penstemon laetus var. leptosepalus L. P. Janeway 1984-7-22 931 Plumas Vicinity of Soapstone Hill. Near jct of Oro Quincy Hwy and the rd to Duffey Dome. 1639 Comment
  CHSC20777  Penstemon neotericus K. R. Stern 1975-7-23 5858 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC82134  Penstemon neotericus L. P. Janeway 2001-8-5 7421 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  NY130451  Penstemon neotericus D. D. Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463.0 Comment
  SEINET3836567 Image available Penstemon neotericus Marcus E. Jones 1897-7-5 Plumas Prattville 1372 Comment
  CDA14736  Penstemon newberryi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3268 Plumas Mount Hough summit. 2194 Comment
  RSA8018  Penstemon newberryi subsp. newberryi H. A. Barker 1927-7-3 765 Plumas Grade between Blairsden and Gold Lake. 1829 Comment
  CAS-BOT-BC239291  Penstemon newberryi var. berryi Alice Eastwood 1927-6-1 s.n. Plumas United States Forest Reserve. On road from Long Valley Comment
  CAS-BOT-BC239305  Penstemon newberryi var. berryi Marion Ownbey; Ruth P. Ownbey 1938-7-14 1734 Plumas Humboldt Summit, Sierra Nevada Comment
  CAS-BOT-BC239306  Penstemon newberryi var. berryi E. P. Chace 1934-4-11 s.n. Plumas Camp Rodgers Comment
  LA209545  Penstemon newberryi var. newberryi Mrs. C. W. Hollis; 1928-6-30 Plumas Mt. Lassen National Forest, Drakesbad Comment
  UC1017722  Penstemon newberryi var. newberryi Marion Ownbey, Ruth P. Ownbey 1938-7-14 1734 Plumas Humboldt Summit Sierra Nevada Comment
  CAS-BOT-BC239594  Penstemon rydbergii var. oreocharis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC239605  Penstemon rydbergii var. oreocharis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC239606  Penstemon rydbergii var. oreocharis E. K. Balls 1950-9-16 15883 Plumas Near fish hatchery, just n. of Plumas-Sierra co. line, Hwy 89 1432 Comment
  NY651330  Penstemon rydbergii var. oreocharis See comments 1981-6-17 465 Plumas Southwest of Portola 1463.0 Comment
  RSA59468  Penstemon rydbergii var. oreocharis E. K. Balls 1950-9-16 15883 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89. 1433 Comment
  CAS-BOT-BC239603  Penstemon rydbergii var. oreocharis David D. Keck 1928-6-14 439 Plumas Gray Eagle Valley (5 miles s. of Blairsden) 1750 Comment
  CHSC106218  Penstemon speciosus Arthur C. Barrett 1915-7-6 8 Plumas Plumas National Forest. Boulder Creek Canyon. 1706 Comment
  UCR139355  Penstemon speciosus David D. Keck 1932-7-6 1718 Plumas Northern Sierra Nevada Mtns., 6 mi west of Chester 1524 Comment
  RSA712867  Perideridia bolanderi subsp. bolanderi L. P. Janeway, B. Castro 2006-6-3 8654 Plumas Northern High Sierra Nevada, west side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek 1673 Comment
  UC1390022  Perideridia bolanderi subsp. bolanderi T. I. Chuang, R. S. Mitchell, and G. Keator 1965-6-18 5992 Plumas 0.6 mi w Quincy (on way to Bucks Lake) 1066 Comment
  SBBG5162  Perideridia gairdneri H. and M. Dearing 1938-7-1 2263 Plumas Greenville Comment
  JEPS114797  Perideridia lemmonii Lowell Ahart 2008-8-13 15168 Plumas East of La Porte Road, east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  SBBG128056  Perideridia lemmonii L. Ahart, J. Dittes 2009-7-28 16203 Plumas NW side of a logging rd, seeps, slope NW of mine, W (above) Forest Service Rd 27N28Y, 2.9 mi NW of Butt Valley Reservoir Dam 1581 Comment
  RSA59409  Perideridia parishii subsp. latifolia E. K. Balls 1950-9-8 15716 Plumas stream to west of Lakes Center Public Campground 2043 Comment
  CAS-BOT-BC413561  Persicaria amphibia John Thomas Howell 1926-7-30 2160 Plumas Prattville 1371 Comment
  CAS-BOT-BC419043  Persicaria lapathifolia Thomas H. Kearney 1944-8-14 43 Plumas Near Prattville, Lake Almanor Comment
  CHSC82124  Persicaria lapathifolia L. P. Janeway 2001-7-25 7385 Plumas High Cascade Range. Southwest side of Lake Almanor, below high water line, about 100 m out; near Hwy 89 2.3 km north-northwest of Almanor West Road. 1372 Comment
  CAS-BOT-BC419233  Persicaria maculosa David D. Keck 1932-7-3 1665 Plumas Quincy, in the Northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC419235  Persicaria maculosa Robert J. Weatherby 1950-7-21 1469 Plumas East Quincy 1036 Comment
  CAS-BOT-BC419236  Persicaria maculosa Robert J. Weatherby 1950-7-21 1469 Plumas East Quincy 1036 Comment
  CHSC21086  Phacelia hastata subsp. hastata F. T. Griggs; A. Pass 1975-7-2 57 Plumas Buck's Lake Forest Service Survery Comment
  POM147035  Phacelia heterophylla subsp. virgata Alice Eastwood 1927-6-11 14434 Plumas United States Forest Reserve. Forest Lodge, Greenville. Comment
  JEPS113379  Phacelia humilis var. humilis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14005 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
  UCD107448  Phacelia humilis var. humilis Tim Kuhn 2006-6-28 20 Plumas north of Lake Davis at Old House Meadow. Comment
  CHSC52525  Phacelia hydrophylloides L. P. Janeway 1990-6-28 3740 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Compartment. Upper Joseph Creek, on northeast side of Grizzly Ridge. 2042 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
  JEPS104420  Phacelia mutabilis Lowell Ahart 2003-10-26 10680 Plumas On a gravel bar on the e side of the South Fork of the Feather River, where the old road crosses the river, ca 1/8 mi w of the Feather Fork Mine, ca 1 3/4 mi (air) ne of Little Grass Valley Reservoir, ca 6 1/2 mi (air) ne of La Porte. 1600 Comment
  UC1228232  Phacelia mutabilis H. E. and S. T. Parks June 1928 254 Plumas Drakesbad Lassen Volcanic National Park 1828 Comment
  CHSC58191  Phacelia racemosa Vernon H. Oswald; Lowell Ahart 1992-6-22 5020 Plumas Lassen Volcanic National Park. Ca. 0.5 mi N of the park boundary along the service road into Terminal Geyser, ca 0.6 mi ENE of Little Willow Lake. 1767 Comment
  RSA201318  Phacelia racemosa J. T. Howell 1960-7-20 35736 Plumas Boiling Springs Lake to Drakesbad. Lassen Volcanic National Park. 1677 Comment
  UC1035987  Philadelphus lewisii Helen K. Sharsmith 1955-6-28 4522 Plumas below Virgilia; East Branch of North Fork of Feather River 762 Comment
  CAS-BOT-BC260852  Phleum pratense H. K. Wagnon 1988-10-3 1823 Plumas Marshy area near Graegle Lodge Comment
  RSA104879  Phlox hoodii subsp. hoodii Elizabeth Sprague 1956-6-2 s.n. Plumas Campground at Lake Amador Comment
  SD7490  Phlox speciosa Mrs. R. M. Austin 1882-1 Plumas Wolf Creek 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
  UC1586002  Phlox speciosa subsp. occidentalis Barbara Ertter with Gary Schoolcraft 1990-5-14 8976 Plumas e of Round Valley Reservoir (e side of mountain above Crescent Mills) 1371 Comment
  HSC31376  Phlox speciosa subsp. occidentalis Larry E. DeBuhr, G. D. Wallace 1972-5-21 590 Plumas Plumas National Forest, at reservoir in Butterfly Valley 1067 Comment
  CAS-BOT-BC60674  Phoenicaulis cheiranthoides M. S. Taylor 1982-5-14 4450 Plumas Along ridge above Turner Springs Road, ca. 1 mile south of Highway 114 (Clio-Portola Road). 1645 Comment
  CAS-BOT-BC60676  Phoenicaulis cheiranthoides John Thomas Howell 1962-6-18 37810 Plumas Sierra Nevada. Sierra Valley 5 miles south of Beckwourth. 1493 Comment
  CHSC52387  Phoenicaulis cheiranthoides L. P. Janeway 1989-6-30 3441 Plumas Plumas National Forest. Slope just above 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
  UCR263621  Phoradendron libocedri Lowell Ahart 1994-7-28 7533 Plumas north-east of Frenchman Hill, south-west of Bucks Lake 1707 Comment
  CAS-BOT-BC58835  Phyllodoce breweri Rimo Bacigalupi 1927-7-7 1653 Plumas Upper reaches of trail between Gray Eagle Valley and Song Lake Comment
  CAS-BOT-BC58841  Phyllodoce breweri Anna Head 1921-7-20 s.n. Plumas Feather River Region - road to Round Lake Comment
  CHSC73944  Phyllodoce breweri Julia Green 1996-7-11 Plumas Ca 3 air mi SW of Bucks Lake, on S flank of Red Mtn, ca 0.3 mi SW of USFS Rd 23N69. 1825 Comment
  CAS-BOT-BC142219  Physocarpus capitatus Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  RSA184945  Physocarpus capitatus L. S. Rose 1966-7-27 66064 Plumas Butterfly creek and Spanish creek, 1 mile south of Keddie. stream banks. 991 Comment
  CAS-BOT-BC78469  Pinus contorta subsp. murrayana John Thomas Howell 1960-7-18 35502 Plumas Drakesbad 1828 Comment
  NY49920  Pinus contorta var. murrayana R. A. Cockrell 1937-8-5 8327 Plumas Meadow Valley 2042.2 Comment
  CHSC32019  Pinus monticola L. Ahart 1974-10-1 644 Plumas N of Pilot Peak on w part of Buzzards Roost Ridge, ca. 1 mi n of Onion Valley, ca. 10 mi n of La Porte. 1981 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
  UC1219835  Pinus ponderosa R. A. Cockrell 1940-7-31 8550 Plumas Meadow Valley 1584 Comment
  JEPS123963  Piperia unalascensis Lowell Ahart 2015-7-4 20290 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
  CDA11831  Plagiobothrys cognatus G. F. Hrusa, E. Sandoval 1993-5-3 11143 Plumas Sierra Valley; Along Beckwourth-Calpine Rd. approx. 5 m. S Hwy 70 intersection. Comment
  SD6755  Plagiobothrys cognatus unknown 1882-7-21 Plumas Big Meadows Comment
  CHSC40765  Plagiobothrys cusickii Lowell Ahart 1985-7-3 5102 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/2 miles north-west of La Porte. 1584 Comment
  CHSC81105  Plagiobothrys cusickii Lowell Ahart 2001-8-28 9210 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
  JEPS28629  Plagiobothrys hispidulus George W. Gillett 1957-7-18 818 Plumas bank of inlet from Little Willow Lake to Willow Lake; Lassen Volcanic National Park 1661 Comment
  POM196461  Plagiobothrys mollis J. T. Howell 1926-7-30 2156 Plumas Prattville. 1372 Comment
  OBI20915  Plagiobothrys tenellus Lewis S. Rose 1967-5-6 67058 Plumas North Fork, Feather River. Injun Jim camp 610 Comment
  UC963902  Plagiobothrys tenellus Milo S. Baker 1952-5-24 12456 Plumas below Crescent Mills (in edge of forest); Indian Valley Comment
  CHSC81136  Plantago major Lowell Ahart 2001-8-28 9207 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  JEPS102611  Plantago major Lowell Ahart 2001-10-16 9382 Plumas On the north side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1365 Comment
  JEPS102644  Plantago major Lowell Ahart 2001-8-28 9207 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  SDSU1032  Plantago major R. M. Baeuchamp 1965-7-17 Plumas 1/2 mile north of Chester . Comment
  CHSC34314  Plantago major var. scopulorum L. Ahart 1981-9-6 3079 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CHSC21165  Platanthera leucostachys M. S. Taylor 1975-7-15 293 Plumas In Butterfly Botanical Area, ca. 10 mi nw of Quincy, on Hwy 70. 1219 Comment
  RSA286274  Platanthera leucostachys Robert F. Thorne 1974-7-30 44993 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  UC336578  Platanthera leucostachys unknown Aug 1875 Plumas Indian Valley Comment
  RSA101489  Platanthera leucostachys R. Weatherby 1955-6-26 1558 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  UC1134753  Platanthera sparsiflora A. E. Wieslander Jul 1929 125 Plumas Butterfly Experiment Area Plumas Forest, Susanville Quad. 1219 Comment
  CHSC37026  Plectritis brachystemon M. S. Taylor 1982-5-4 4403 Plumas N side of Bucks Lake Rd, at its jct with Spanish Ranch Rd (25n17), ca. 1/2 mi ne of Meadow Valley. 1127 Comment
  RSA39884  Plectritis macrocera subsp. grayi Philip A. Munz 1947-5-16 11828 Plumas 8 miles north of Chilcoot. 1524 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
  CHSC96859  Poa compressa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14030 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  JEPS122170  Poa compressa Lowell Ahart 2014-8-20 19714 Plumas High edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  SEINET10658723  Poa cusickii A. Arthur Heller, Patrick B. Kennedy 1907-7-5 Heller 8751 Plumas Red Clover valley. Comment
  CDA12055  Poa pratensis G. F. Hrusa, J. Dinsdale 1989-6-26 7213 Plumas Sierra Nevada; Margin of N side of Bucks Lake, approx. 25 m. W of Quincy. Comment
  JEPS115901  Poa pratensis subsp. pratensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16105 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  UC790986  Poa pratensis subsp. pratensis A. A. Beetle 1941-6-28 2792 Plumas 5 mi w Chester (on rte 36) 1828 Comment
  UCR63642  Poa secunda B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0949 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 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
  JEPS106215  Poa secunda subsp. secunda Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11010 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy 1344 Comment
  UC70961  Poa secunda subsp. secunda M. S. Baker and Frank Nutting 1894-1 Plumas mts s of Dixie Valley Comment
  SEINET7862454  Poa secunda var. secunda M. Foster 1988-6-5 200 Plumas Just south of Walker Mine Rd., 1 mi west of Lake Davis, and 12 mi north by northwest of Portola 1768 Comment
  CAS-BOT-BC244141  Poa sierrae John Thomas Howell 1967-6-23 42740 Plumas Lewisia Rock, 3.5 miles SW of Belden, Feather River Canyon 609 Comment
  CAS-BOT-BC6508  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 Comment
  CAS-BOT-BC231288  Polemonium pulcherrimum M. S. Taylor 1981-7-6 3974 Plumas On top of Dixie Mt, near the lookout, ca. 5 air mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoot 2538 Comment
  CHSC84940  Polemonium pulcherrimum var. pulcherrimum Lowell Ahart 2003-10-17 10648 Plumas Cliffs northeast of Humboldt Peak, about 3/4 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2103 Comment
  CHSC40874  Polygonum aviculare K. R. Stern 1985-6-25 8219 Plumas Vicinity of Blairsden, Feather River bottoms. 1371 Comment
  CHSC84450  Polygonum aviculare Lowell Ahart; John Dittes 2003-8-8 10486 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  CHSC113858  Polygonum aviculare subsp. aviculare Lowell Ahart 2014-9-9 19842 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CAS-BOT-BC414049  Polygonum aviculare subsp. aviculare M. S. Taylor 1982-9-13 5134 Plumas Ramelli Ranch, under Calpine Rd (109) bridge over Feather River, ca. 1 mi w of Beckwourth 1487 Comment
  POM104471  Polygonum davisiae Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico, on the Big Divide. 1829 Comment
  CHSC115909  Polygonum douglasii L. P. Janeway 2015-7-29 11811 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  RSA212191  Polygonum douglasii L. S. Rose 1969-6-24 69054 Plumas Quincy, Meadows 1037 Comment
  SEINET11934446  Polygonum douglasii L. Ahart, Jokerst, J. 1985-1 5193 Plumas About 1 mi W of Pilot Peak, about 9 mi NE of La Porte. Along the road, S of where the road crosses 1829 Comment
  CHSC97628  Polygonum douglasii subsp. douglasii Lowell Ahart; John Dittes 2007-6-16 14091 Plumas On dry soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  RSA755777  Polygonum douglasii subsp. douglasii L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16116 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
  CHSC102972  Polygonum douglasii subsp. spergulariiforme Lowell Ahart; John Dittes 2009-9-7 16897 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  SEINET4335420  Polygonum kelloggii var. kelloggii A. A. Heller, P. B. Kennedy 1907-7-5 8745 Plumas Hills above Red Clover Valley Comment
  CHSC99199  Polygonum minimum John Dittes; Lowell Ahart 2005-9-20 1292 Plumas Northern High Sierra Nevada Range; ca. 6.9 air-miles W of Antelope Lake, 1.0 air-mile NW of Eisenheimer Peak, 0.5 air-mile N of Rattlesnake Peak; east-facing open rocky talus just below ridge. 2171 Comment
  SEINET10479656  Polygonum minimum Lowell Ahart 1985-7-11 Ahart 5139 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
  CDA18454  Polygonum parryi G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3183 Plumas Sierra Nevada; 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  CAS-BOT-BC419835  Polygonum parryi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54209 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  RSA52851  Polygonum persicaria R. Weatherby 1950-7-21 1469 Plumas East Quincy. 1037 Comment
  JEPS48944  Polygonum phytolaccifolium Esther C. Fritz 1933-7-27 Plumas Spanish Peak 2072 Comment
  UC1136140  Polygonum phytolaccifolium G. T. Nordstrom 1934-7-2 164 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC1136143  Polygonum phytolaccifolium Beryl O. Schreiber 1938-7-10 2530 Plumas 1/4 mi s U.C. Forestry Camp (nr Mdw. Valley); Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC419890  Polygonum polygaloides subsp. confertiflorum W. Harnach; N. Harnach 1990-5-25 323 Plumas Sierra Valley. Marble lane, approx 3/4 mile west of bridge. 1485 Comment
  CAS-BOT-BC420058  Polygonum polygaloides subsp. kelloggii John Thomas Howell 1962-6-18 37805 Plumas Sierra Valley, near Beckwourth 1487 Comment
  CHSC45475  Polygonum polygaloides subsp. kelloggii Lowell Ahart 1981-7-21 2975 Plumas Along the edge of the dirt road, along Gleghorn Bar Road, about 1 1/2 miles west of Quincy La Porte Road, about 2 miles west of Pilot Peak. 1767 Comment
  CHSC99827  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2008-7-9 15065 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte. 1689 Comment
  SEINET10479788  Polygonum sawatchense Lowell Ahart, James D. Jokerst 1985-10-4 Ahart 5193 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. Comment
  CDA18754  Polygonum sawatchense subsp. oblivium G. D. Barbe, T. C Fuller 1982-7-16 3762 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
  CHSC63470  Polygonum shastense Lowell Ahart 1994-7-20 7486 Plumas Open bare area, north of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. Also says Sierra County. 1981 Comment
  CAS-BOT-BC421044  Polygonum spergulariiforme Clare B. Hardham 1978-8-12 21818 Plumas West of Bagley Pass 2072 Comment
  CDA2343  Polypogon monspeliensis L. Ahart 2001-8-29 9259 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. Comment
  POM120960  Polystichum imbricans R. M. Austin 1876-1 s.n. Plumas [no locality information provided] Comment
  CAS-BOT-BC72271  Polystichum imbricans subsp. curtum John Thomas Howell 1959-9-21 34743 Plumas Belden 701 Comment
  JEPS120168  Polystichum imbricans subsp. curtum Lowell Ahart 2012-7-1 18247 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  SD9739  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin Unknown Plumas Comment
  UC339340  Polystichum imbricans subsp. imbricans J. G. Lemmon and wife June 1889 Plumas Mohawk Valley Comment
  CAS-BOT-BC72360  Polystichum imbricans subsp. imbricans John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54135 Plumas Round Valley Reservoir dam 1371 Comment
  UCD159709  Polystichum scopulinum G. Ledyard Stebbins 1970-7-24 7074 A Plumas Base of ridge northwest of Round Lake, Lakes Basin south of Gray Eagle. (Exact location unknown. Coordinates estimated by label maker.) 2133 Comment
  CAS-BOT-BC105582  Populus trichocarpa John Thomas Howell 1960-7-19 35701 Plumas Drakesbad - Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC105589  Populus trichocarpa Lowell Ahart 1981-6-25 2881 Plumas On the north side of the bridge across Nelson Creek, of about 16 miles northeast of La Porte 1700 Comment
  CHSC7192  Populus trichocarpa Lynn R Thomas 1969-3-6 8 Plumas E side intersection of 4th St. and 3rd. Ave., 100 yds. W of N. Fork Feather River (s of Calif. 36), Chester. 1371 Comment
  SEINET10460763  Porterella carnosula Austin AUSTIN s.n. Plumas Big Meadows Comment
  UC1609492  Potamogeton natans Vernon H. Oswald and Lowell Ahart 1993-8-11 5783 Plumas Domingo Lake 0.5 mi s of Willow Lake (1 mi s of Lassen Volcanic National Park); Domingo Lake 1767 Comment
  JEPS42968  Potamogeton natans W. L. Jepson 1918-8-17 8029 Plumas Clover Creek; Red Clover Valley 1676 Comment
  CAS-BOT-BC453921  Potamogeton pectinatus Fred Sommers 1976-8-10 199 Plumas Sierra Valley Marsh, in channel fed by Marble Hot Springs. 1524 Comment
  SD6452  Potamogeton perfoliatus Daniel Cleveland 1882-5-12 Plumas Big Meadows Comment
  SEINET5332684 Image available Potentilla aperta A. A. Heller, P. B. Kennedy 1907-7-18 8882 Plumas Beckwith Comment
  CAS-BOT-BC540033  Potentilla biennis Greg Sommers 1976-8-4 212 Plumas Sierra Nevada, along road near west end Dyson Lane 1524 Comment
  CAS-BOT-BC540035  Potentilla biennis John Thomas Howell 1977-8-11 52687 Plumas Sierra Nevada, Canyon of Little Last Chance Creek, between Chilcoot and Frenchmans Reserovoir 1706 Comment
  CHSC43734  Potentilla glandulosa subsp. ashlandica Vernon Oswald 1986-7-10 2194 Plumas Forest Service Rd. (Pacific Crest Trail) 1.9 mi w of LaPorte-Quincy Rd. Roadside. 1859 Comment
  SEINET10838442  Potentilla gracilis subsp. nuttallii Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4656 Plumas T27N R12E sw/nw sec 12. Antelope Lake quad. In wet Montane Mdw, Pioneer Mdw, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 5040 ft. 1536 Comment
  CHSC53594  Potentilla gracilis var. fastigiata L. P. Janeway 1989-7-25 3517 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. 1737 Comment
  CHSC97210  Potentilla gracilis var. fastigiata Lowell Ahart; Josephine Guardino 2007-7-20 14333 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC540077  Potentilla gracilis var. fastigiata Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  SDSU9129  Potentilla gracilis var. fastigiata R. M. Beauchamp 1965-7-17 Plumas Growing in area beside the Feather River 0.5 mile N of Chester. Comment
  CAS-BOT-BC158523  Potentilla millefolia Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC158525  Potentilla millefolia John Thomas Howell; H. Keith Wagnon 1980-5-27 53633 Plumas About 2 miles northwest of Almanor 1389 Comment
  CDA30239  Potentilla rivalis L. Ahart, J. Dittes, J Guardino 2009-7-29 16234 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  CHSC35280  Poteridium annuum M. S. Taylor; M. Foster 1981-6-2 3823 A Plumas N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  SBBG121282  Poterium sanguisorba L. Ahart, J. Dittes 2007-6-16 14147 Plumas W of a small stream, ca. 200 yards S of County Rd 111 (Beckwourth Gensee Rd), 20 yards E of Forest Rd 24NO8, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  SBBG21912  Poterium sanguisorba D. Myrick 1964-7-21 894 Plumas near trail parking area, Drakesbad 1737 Comment
  CHSC42818  Primula suffrutescens L. P. Janeway 1984-9-1 1116 Plumas NE-facing slope on Sierra Crest overlooking Lakes Basin. 2286 Comment
  UCD125350  Prunella vulgaris J. M. Tucker 1948-7-25 1741 Plumas at mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. 1524 Comment
  UC1075671  Prunella vulgaris var. lanceolata Robert J. Weatherby 1950-7-7 1449 Plumas Gansner Creek Quincy; , Quincy 1219 Comment
  CAS-BOT-BC158133  Prunus emarginata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54272 Plumas Mt. Hough 2203 Comment
  CAS-BOT-BC158135  Prunus emarginata Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake 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
  CHSC46656  Prunus emarginata Lowell Ahart 1989-7-2 6337 Plumas Near low cliffs, on the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 Comment
  SEINET3143622  Prunus emarginata E. K. Balls 1950-9-5 15679 Plumas Thompson Creek, main trail off La Porte Road, off Hwy 24, E of Quincy 1524 Comment
  UCD113230  Prunus emarginata O. Lilleland 1932-8-1 s.n. Plumas Plumas County. 187 Comment
  CAS-BOT-BC154851  Prunus virginiana var. demissa Alice Eastwood 1927-6-12 14502 Plumas Forest Lodge, Greenville. United States Forest Reserve Comment
  CHSC24242  Prunus virginiana var. demissa K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC37657  Prunus virginiana var. demissa T. B. Devine 1981-8-28 760 Plumas On S side of Caribou Road; ca. 4 mi from junction with Hwy 70 along the E branch of the N Fork of Feather River. 853 Comment
  SEINET7412612  Prunus virginiana var. demissa W. Harnach, N. Harnach 1990-5-12 302 Plumas Sierra Valley, Approx 5 miles S of Vinton, Feather River Ranch. 1585 Comment
  CHSC34905  Pseudognaphalium thermale M. S. Taylor 1981-9-2 4263 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls. 1463 Comment
  JEPS95460  Pseudostellaria jamesiana Lowell Ahart 1994-7-7 7452 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  RSA74356  Pseudostellaria jamesiana Milo S. Baker 1952-5-26 12465 Plumas Highway 89, just below Greeneville Comment
  RSA756865  Pseudostellaria jamesiana Barbara Ertter 2001-7-21 17785 Plumas Southeast Diamond Mountains northeast of Frenchman Lake, northeast slope of rhyolite plug, between Galeppi Creek and Spring Creek. 2195 Comment
  CAS-BOT-BC174809  Pseudostellaria sierrae W. W. Wagner 1919-6-29 293 Plumas [Grizzley] Grizzly Ridge 1981 Comment
  JEPS106031  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
  UC1926793  Pseudostellaria sierrae Barbara Ertter with Gary Schoolcraft 1990-5-14 8984 Plumas East side of mountain east of Round Valley Reservoir above Crescent Mills 1371 Comment
  SBBG30515  Psilocarphus tenellus D. Myrick 1968-6-19 1950 Plumas St Hwy 89, W of Lake Almanor 1371 Comment
  CAS-BOT-BC72544  Pteridium aquilinum J. G. Lemmon & Wife s.n. Plumas Sierra Valleys Comment
  CAS-BOT-BC72613  Pteridium aquilinum Margaret Williams 1967-8-20 s.n. Plumas Near Rene's Falls, Jamison Creek, above Johnsville 1828 Comment
  CHSC21698  Pterospora andromedea F. T. Griggs; A. Pass 1975-7-31 269 Plumas Grizzly Forebay. Comment
  CHSC33740  Pterospora andromedea M. S. Taylor; M. Foster 1981-7-14 4017 Plumas Saddle at head of Bullfrog Ravine, ca. 20 ft e of 26N18. Ca. 3 air mi nw of Indian Falls. 1584 Comment
  CHSC65378  Pterospora andromedea Lowell Ahart 1995-9-13 7632 Plumas In the forest on the north side of Onion Valley, east of Quincy-La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  SEINET10940284  Pterospora andromedea Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4017 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
  CHSC56859  Pycnanthemum californicum L. P. Janeway; Garrett Gibson 1991-8-2 4104 Plumas Plumas Natiotal Forest. South side of Smith Peak; at spring near head of West Branch Humbug Creek. 1828 Comment
  JEPS115109  Pycnanthemum californicum Lowell Ahart, John Dittes 2009-7-27 16181 Plumas On dry soil, about 20 yards north of the poor dirt road, about 20 yards east of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CHSC58509  Pyrola asarifolia subsp. asarifolia Vernon H. Oswald; Lowell Ahart 1992-7-6 5075 Plumas Lassen Volcanic Park. E side of Little Willow Lake, near the S boundary of the park. 1834 Comment
  RSA0084314  Pyrola dentata Diana D. Jolles 2011-8-9 472 Plumas Plumas National Forest, about 2.5 miles up forest road 77 to Dixie Mountain Lookout from Frenchman Lake Road (284). 1994 Comment
  RSA794201  Pyrola dentata Diana D. Jolles 2005-7-16 132 Plumas Eastern side of the Little Grass Reservoir. Congested on an open, sunny ledge above a road just north of a river, Plumas National Forest. 1645 Comment
  CHSC45519  Pyrola picta Lowell Ahart 1975-7-20 920 Plumas West of Bunker Hill Creek, about 1 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  UC1121059  Pyrola picta C. W. Hanks 1934-6-9 72 Plumas Plumas National Forest, e slope of Dixie Mountain Dixie Mountain; Plumas National Forest, Dixie Mountain 2438 Comment
  CAS-BOT-BC466101  Pyrola picta Alice Eastwood 1927-6-12 14528 Plumas United States Forest Reserve: Forest Lodge near Greenville 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
  UCD135402  Pyrrocoma racemosa M. S. Taylor 1982-8-27 5044 Plumas Southwest corner of jct of Hwy 70 and road to Loyalton, in Vinton. 1493 Comment
  SBBG111334  Quercus chrysolepis J. M. Tucker 1948-7-25 1750 Plumas 1.3 mi E of Camp 18, area of Camel's Pk 1219 Comment
  CAS-BOT-BC93983  Quercus durata John Thomas Howell 1951-6-26 27532 Plumas near Rich Bar 792 Comment
  JEPS34394  Quercus durata var. durata Rimo Bacigalupi, and P. C. Hutchison, J. K. Wright 1963-6-1 8870 Plumas n side Feather River Canyon (at Rich Bar); Rich Bar 762 Comment
  UCD45885  Quercus durata var. durata John Thomas Howell 1959-9-21 34792 Plumas El. 2500 feet, Plumas County. 762 Comment
  UCD46128  Quercus garryana var. semota John Thomas Howell 1959-9-26 35067 Plumas Near Virgilia. 838 Comment
  NY42417  Quercus kelloggii J. B. Walker 1994-8-2 866 Plumas 5km NW of Quincy, on N edge of Smith Lake 1500 Comment
  SD225861  Quercus vacciniifolia John M. Tucker 1948-7-24 1733 Plumas About 1/4 mi. below the Camel Peak Lookout, along the road 1676 Comment
  CAS-BOT-BC379471  Ranunculus alismifolius Cathy Ozaki 1983-5-14 88 Plumas Plumas National Forest, 5 mi N of Chilicot 1500 Comment
  CHSC21591  Ranunculus alismifolius var. alismellus D. E. Brink Jr.; L. M. Mayer 1975-7-16 Plumas Bucks Lake. Found along a stream in a meadow along the middle w edge of the section. Comment
  UC480958  Ranunculus alismifolius var. alismifolius Mrs. R. M. Austin May 1878 Plumas Indian Valley Comment
  HSC94141  Ranunculus alismifolius var. alismifolius G. D. Barbe, T. C. Fuller, J. T. Howell 1981-6-23 3166 Plumas East Quincy; vacant lot E. of Lariat Lodge. Comment
  CAS-BOT-BC379345  Ranunculus andersonii var. andersonii James R. Shevock 1985-5-19 11174 Plumas Plumas National Forest, along forest road 26N70 just south of Crocker Station 000000000000000000000000000 1800 Comment
  CDA19255  Ranunculus aquatilis var. hispidulus G. D. Barbe, T. C. Fuller 1982-6-17 3857 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC81144  Ranunculus cymbalaria var. saximontanus Lowell Ahart 2001-8-29 9239 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  UC176350  Ranunculus occidentalis A. A. Heller 1913-6-13 10835 Plumas near Marston Station 1066 Comment
  RSA39778  Ranunculus occidentalis var. eisenii P. A. Munz 1947-5-16 11824 Plumas 8 miles north of Chilcoot. 1524 Comment
  HSC24661  Ranunculus occidentalis var. occidentalis John Pratt 1970-6-19 24 Plumas Intersection of Rock Creek and Hwy. 36 Comment
  CAS-BOT-BC59566  Rhamnus John Thomas Howell 1976-7-14 51824 Plumas Sierra Nevada - American Valley near Quincy on road to Quincy Junction 1036 Comment
  SEINET13946278 Image available Rhamnus californica Charles M. Belshaw 1940-1 5094 Plumas Between Belden and Longville on tributary of Yellow Creek. Comment
  JEPS41949  Rhamnus purshiana E. Fritz 1936-6-9 Plumas Meadow Valley 1188 Comment
  RSA518947  Rhamnus purshiana J. T. Howell 1963-6-3 39395 Plumas Butterfly Valley Comment
  SEINET13946362 Image available Rhamnus purshiana E. K. Balls 1950-1 15785 Plumas Red Fir Forest, 1.5 mi. along trail from Lakes Center Public Campground to Long Lake outlet,southern 2012 Comment
  RSA518963  Rhamnus rubra J. T. Howell 1973-7-10 49731 Plumas Open yellow pine forest near Greenville. 1098 Comment
  CDA11929  Rhododendron occidentale G. F. Hrusa, J. Dinsdale 1989-6-27 7223 Plumas Sierra Nevada; Tributary entering Bucks Lake at N end. Comment
  UC1730229  Rhynchospora alba L. P. Janeway 1998-9-10 6272 Plumas Butterfly Valley Botanical Area; upper edge of darlingtonia bog (Sweetwater Marsh) just below Road 25N47 0.3 mi south of Road 417. 1173 Comment
  UCSB63768  Rhynchospora californica Janeway, L. 1998-9-10 Plumas Crescent Mills quad.: T25N, R9E, NE1/4 of SE1/4 of sec. 20; Butterfly Valley Botanical Area; upper edge of darlingtonia bog (Sweetwater Marsh); just below Road 25N47; 0.3 mi. south of Road 417 1173 Comment
  CHSC72468  Rhynchospora capitellata L. P. Janeway 1998-9-10 6271 Plumas Butterfly Valley Botanical Area; northernmost of the boggy areas on west side (uphill) of Road 25N47 0.1 mi south of Road 417. 1194 Comment
  RSA600531  Rhynchospora capitellata L. C. Wheeler 1959-7-16 7580 Plumas Butterfly Valley. Comment
  CAS-BOT-BC212659  Ribes nevadense Lowell Ahart 1981-7-21 2946 Plumas Head of Dixon Creek, N of Pilot Peak 1800 Comment
  CHSC9716  Ribes nevadense Nancy Mosman 1971-7-11 83 Plumas Along river ca. 5 mi s of Belden turnoff and Hwy 70. 1025 Comment
  UC2046360  Ribes nevadense Barbara Ertter with Richard Rabeler, Jim Shevock, Tony Morosco 1997-6-12 15692 Plumas Highway 70 along Feather River, above upper end of Rock Creek Reservoir downstream from Belden, ca 18 airmi WNW of Quincy. Comment
  LA205501  Ribes roezlii Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  UCSB16018  Ribes roezlii Breedlove, Dennis 1962-6-12 Plumas on bank of Jackson Creek; in upper drainage of Middle Fork of Feather River; 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  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
  CAS-BOT-BC186215  Ribes roezlii var. roezlii Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 875 Plumas On La Porte Rd. 15 km south of jct with hwy 70 1500 Comment
  CAS-BOT-BC186216  Ribes roezlii var. roezlii Lyman Benson 1932-7-29 3992 Plumas Buck Lake, Sierra Nevada Mt. Range, Feather River 2133 Comment
  CAS-BOT-BC186228  Ribes roezlii var. roezlii Anna Head 1921-8-31 s.n. Plumas Near Gold Lake, Feather River Region Comment
  CAS-BOT-BC186232  Ribes roezlii var. roezlii Gladys L. Smith 1976-6-7 4606 Plumas South end section of summit ridge, secondary road from Feather River Route 70 to La Porte, drainage of Middle Fork Feather River 1950 Comment
  CHSC46658  Ribes viscosissimum Lowell Ahart 1989-7-2 6355 a Plumas About 10 miles north-east of La Porte, about 1/4 mile north of Pilot Peak, growing on dry bare soil in openings, north of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak. 2103 Comment
  UC1127627  Ribes viscosissimum G. T. Nordstrom 1934-7-16 228 Plumas 1 3/4 mi ne Mount Ararat; Plumas National Forest, Bidwell Bar Quadrangle Comment
  JEPS53823  Rorippa W. L. Jepson 1939-7-31 19324 Plumas near summit Spanish Peak; near summit Spanish Peak 2042 Comment
  CAS-BOT-BC74627  Rorippa curvisiliqua John Thomas Howell 1960-7-19 35617 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  RSA101454  Rorippa curvisiliqua R. Weatherby 1955-7-2 1584 Plumas Wilcox Valley. 1768 Comment
  CHSC102130  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
  CHSC53136  Rorippa curvisiliqua var. curvisiliqua L. P. Janeway 1990-7-25 3811 Plumas Plumas National Forest. Along Emigrant Creek about 1 1/4 mi south of Little Grizzly Creek. 1950 Comment
  CHSC38016  Rorippa curvisiliqua var. orientalis M. S. Taylor 1982-7-8 4803 Plumas Ramelli Ranch, s side of Feather River, ca. 1 mi sw of Beckwourth, ca. 1/4 mi e of Calpine Rd (109). 1487 Comment
  JEPS102812  Rorippa curvisiliqua var. orientalis Lowell Ahart 2001-8-29 9247 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS105836  Rosa bridgesii Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11174 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2053 Comment
  CAS-BOT-BC148164  Rosa gymnocarpa John Thomas Howell 1976-7-15 51866 Plumas Snake Lake, about 4 miles northwest of Quincy - Sierra Nevada 1219 Comment
  CAS-BOT-BC148171  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1969-6-24 2627 Plumas Ner Overnight Camp - Butterfly Botanical Area and vicnity 1097 Comment
  CDA14694  Rosa gymnocarpa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3173 Plumas 2.0 miles south of Long Valley and Rush Creek roads, 4.0 miles north of Highway 70 at Grays Flat. 1447 Comment
  CHSC82363  Rosa gymnocarpa Lowell Ahart 2002-7-6 9854 Plumas On the northwest side of Axford Creek, about 300 yards northeast of the gravel road, about 1 1/4 mile (air) east of the Robinson Mine, about 2 miles (air) southwest of Grizzly Mountain, about 4 miles (air) southwest of Haskins Valley and Bucks Lake. 1648 Comment
  JEPS115859  Rosa gymnocarpa Lowell Ahart, John Dittes 2009-7-15 16078 Plumas Along a small wash, south side of Forest Service Road 27N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1677 Comment
  JEPS45671  Rosa gymnocarpa W. L. Jepson 1924-7-22 10605 Plumas Rich Point Middle Fork Feather River 914 Comment
  CHSC81818  Rosa pisocarpa subsp. ahartii Lowell Ahart 2001-10-16 9392 Plumas Old road that crossed Indian Creek, about 10 yards east of the railroad tracks, where railroad has a bumper to start the signal lights on Arlington Road, about 400 yards south of Arlington Road, about 30 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  RSA726387  Rosa woodsii var. ultramontana L. Ahart, Josephine Guardino 2007-7-20 14323 Plumas Northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis. 1790 Comment
  UCD103093  Rotala ramosior Malcolm A. Nobs; S. Galen Smith 1949-8-18 1355 Plumas South end of Lake Almanor. Comment
  CAS-BOT-BC147111  Rubus glaucifolius Anna Head 1920-1-1 s.n. Plumas Camp Rodgers, Feather River region Comment
  CAS-BOT-BC148050  Rubus leucodermis Walter Knight; John Thomas Howell; Irja Knight 1966-7-27 1547 Plumas Along roadside near mouth of Butterfly Creek - butterfly Botanical Area and Vicinity 883 Comment
  JEPS48878  Rubus parviflorus Esther C. Fritz 1933-6-28 Plumas along Schneider Creek; along Schneider Creek 1188 Comment
  CAS-BOT-BC147367  Rubus pensilvanicus John Thomas Howell 1976-7-15 51875 Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  CAS-BOT-BC156917  Rubus ursinus Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  UCD169666  Rudbeckia occidentalis L. P. Janeway; B. Castro 2011-9-11 10718 Plumas Northern High Sierra Nevada. Between Road 22N57 (the road around Little Grass Valley Reservoir) and Black Rock Creek just before it empties into the Reservoir. 1570 Comment
  CAS-BOT-BC363206  Rudbeckia occidentalis Lloyd W. Swift 1932-8-10 69 Plumas Plumas National Forest. Coldwater Cr. S. of Bucks 1524 Comment
  RSA52918  Rudbeckia occidentalis R. Weatherby 1950-7-21 1478 Plumas Butterfly Valley, near Quincy. 1220 Comment
  SD9050  Rudbeckia occidentalis Mrs. R. M. Austin 1880-1 Plumas Mount Dyer Comment
  CDA13980  Rudbeckia occidentalis var. occidentalis G. F. Hrusa 1996-8-2 13444 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Comment
  CAS-BOT-BC422037  Rumex acetosella W. Harnach; N. Harnach 1990-6-13 375 Plumas Sierra Valley. Ramelli Ranch (USFS). 1487 Comment
  CAS-BOT-BC109297  Rumex paucifolius John Thomas Howell 1962-6-18 37770 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  CHSC80252  Rumex paucifolius L. P. Janeway 1996-6-5 4992 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
  CHSC43413  Sagina saginoides Lowell Ahart 1977-7-9 1454 Plumas Along the edge of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles northeast of La Porte. 1828 Comment
  CHSC95003  Sagina saginoides Lowell Ahart 2006-10-23 13478 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  JEPS32202  Sagittaria cuneata W. L. Jepson 1918-8-17 8036 Plumas Sierra Valley 1524 Comment
  UC142444  Sagittaria latifolia Mrs. R. M. Austin Aug, 1878 296 Plumas Big Meadows Comment
  CAS-BOT-BC103621  Salix eastwoodiae Rimo Bacigalupi 1927-7-7 1651 Plumas upper reaches of trail between Gray Eagle Valley and Long Lake 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
  UC674869  Salix lasiandra subsp. lasiandra W. A. Setchell and John D. Brooks 1942-7-20 Plumas s. shore Bucks Lake; Sierra Nevada 1615 Comment
  CAS-BOT-BC125302  Salix lasiandra var. lasiandra Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC125309  Salix lasiandra var. lasiandra John Thomas Howell 1955-7-20 30841 Plumas Mohawk 1371 Comment
  CAS-BOT-BC125320  Salix lasiandra var. lasiandra M. S. Taylor 1982-5-16 4454 Plumas Along creek ca. 1/8 mi e of Hwy 89, ca. 1/4 mi n of Graeagle, in Mohawk Valley 1310 Comment
  CAS-BOT-BC107159  Salix lasiolepis var. bigelovii D. E. Breedlove 1962-6-12 3471 Plumas On bank of Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg - Sierra Nevada 1341 Comment
  CAS-BOT-BC128428  Salix lasiolepis var. lasiolepis Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC128432  Salix lasiolepis var. lasiolepis Mary Strong Clemens 1920-4-7 s.n. Plumas Greenville Comment
  CAS-BOT-BC128439  Salix lasiolepis var. lasiolepis John Thomas Howell 1959-9-21 34771 Plumas Bars of N. Fork Feather River near Belden - Sierra Nevada 701 Comment
  CAS-BOT-BC124791  Salix lemmonii Ella Dales Cantelow 1939-5-20 2564 Plumas Meadow Valley Comment
  CAS-BOT-BC124802  Salix lemmonii John Thomas Howell 1967-6-23 42700 Plumas Butterfly Valley 1066 Comment
  UC1135030  Salix lemmonii E. Sawyer 1935-5-27 40 Plumas 1 1/4 mi nnw Kerby; Sierraville Quadrangle 1554 Comment
  CAS-BOT-BC125104  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 398 Plumas North Fork of Feather River, at Chester 1350 Comment
  CAS-BOT-BC125110  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 393 Plumas North Fork of Feather River, at Chester 1350 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
  CHSC92188  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes 2005-9-20 12453 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  CAS-BOT-BC129391  Salix melanopsis A. A. Heller; P. B. Kennedy 1907-7-13 8830 Plumas Taylorville Comment
  CAS-BOT-BC129400  Salix melanopsis L. W. Swift 1934-9-13 126 Plumas Sloat 1463 Comment
  CDA21494  Salix melanopsis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3171 Plumas Sierra Nevada; 4.6 miles south of junction Long Valley and Rush Creek Roads, above Rush Creek. (Improved logging road at bridge over Rush Creek). 1402 Comment
  SJSU203  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin & Beryl Kautz 1931-5-31 396 Plumas N Fork Feather R, Chester 1341 Comment
  SJSU7514  Salix melanopsis Lewis S. Rose 1968-6-10 Plumas Quincy Meadow 1036 Comment
  CDA19222  Salix planifolia G. D. Barbe, T. C. Fuller 1982-6-16 3783 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CHSC101933  Salix scouleriana Lowell Ahart; John Dittes 2009-7-15 16079 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
  UC1135079  Salix scouleriana G. T. Nordstrom 1934-7-17 231 Plumas 1 1/2 mi. s & 1/2 mi. e. Buck's Mt.; Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  CHSC34328  Salsola tragus L. Ahart 1981-9-6 3091 Plumas On broken rock along the RR on a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 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
  UCD125443  Salvia aethiopis T. C. Fuller 1962-6-13 8998 Plumas Duensing prop., Route 1, Box 7, North Road, Indian Valley, 2 miles east of Greenville. Comment
  UC1119907  Sambucus mexicana D. Axelrod 1934-6-2 47 Plumas 3/4 mi ne La Parte; Plumas National Forest, Downieville Quadrangle 1615 Comment
  RSA59182  Sambucus microbotrys E. K. Balls 1950-9-1 15608 Plumas East of Long Lake at base of cliffs at top of meadow leading down to two smaller lakes 2134 Comment
  RSA189324  Sanguisorba annua L. S. Rose 1967-7-12 67169 Plumas Quincy 1037 Comment
  UC579567  Sanguisorba annua E. Sawyer 1935-6-27 166 Plumas nw Sierra Valley (Charlies Valley); Plumas National Forest, Sierraville Quad. 1524 Comment
  SEINET7358854  Sanguisorba annua D. A. McMillan 1913-6-1 L- 3 Plumas Plumas NF; Mt. Hough; 0 1372 Comment
  RSA0089043  Sanicula bipinnatifida Bonnie C. Templeton 1968-6-9 11248 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  CHSC63111  Sanicula graveolens Lowell Ahart 1994-7-7 7450 Plumas On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south-east of Pilot Peak. 2011 Comment
  JEPS114415  Sanicula graveolens Lowell Ahart 2008-7-16 15099 Plumas Dry open area, west of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles ( 1597 Comment
  CHSC24681  Saxifraga californica Keith Lickey 1976-4-17 76 Plumas Hwy 70 at sw entrance of Grizzly Dome Tunnel; at Grizzly Creek. 914 Comment
  CDA25441  Saxifraga nidifica var. nidifica D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .306 Plumas Above Little Grass Lake on West side. Comment
  CHSC85005  Sceptridium multifidum L. P. Janeway; B. Castro 2003-9-7 7983 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/ slough/meadow complex between Hidden Lakes and Beauty Lake, 1.1 km south of Long Lake. 2063 Comment
  RSA715684  Schedonorus arundinaceus L. Ahart, Josephine Guardino 2005-8-9 12293 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1598 Comment
  CAS-BOT-BC278216  Schedonorus arundinaceus John Thomas Howell 1959-9-26 35070 Plumas Near Soda Spring, Feather River Canyon 682 Comment
  UC1594684  Schoenoplectus subterminalis Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5036 Plumas via Gold Lake Forest Hwy (County Rd. 519) ca 5 mi (air) ssw Graeagle (Grass Lake located just w of Lakes Basin Campground, w end Grass Lake); w end Grass Lake, w of Lakes Basin Campground 1926 Comment
  CHSC110371  Scirpus congdonii Lowell Ahart 2012-9-5 18439 Plumas At the end of a small stream that flows into the South Fork of the Feather River, about 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8-1/2 miles (air) northeast of La Porte. 1889 Comment
  CHSC40271  Scirpus congdonii Lowell Ahart 1985-7-3 5103 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 northeast of La Porte. 1584 Comment
  RSA91492  Scirpus congdonii F. W. Peirson 1932-7-19 10348 Plumas Feather River. Near Chester. 1463 Comment
  CHSC90300  Scirpus diffusus L. P. Janeway 1994-8-24 4744 Plumas Northern High Sierra Nevada. Along small creeklet about 500 ft south of Meadow Valley Creek between Little Schneider Creek and Rock Creek. 1127 Comment
  CHSC52746  Scirpus microcarpus Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  UC170945  Sclerolinon digynum H. M. Hall 1912-8-3 9382 Plumas Quincy; Sierra Nevada Mountains 1066 Comment
  CAS-BOT-BC214246  Scutellaria nana Gary Schoolcraft 1987-6-17 1739 Plumas About 2 miles N. of Chester 1402 Comment
  UCD92556  Secale cereale John Thomas Howell 1955-7-19 30778 Plumas Beckwourth. 1493 Comment
  CAS-BOT-BC61463  Sedum laxum subsp. laxum Lowell Ahart 1968-6-29 s.n. Plumas Near La Porte. 914 Comment
  CHSC48310  Sedum obtusatum subsp. boreale Vernon Oswald 1986-7-10 2195 Plumas LaPorte-Quincy Rd. 0.5 mi n of Pacific Crest Trail. 1950 Comment
  CAS-BOT-BC418395  Sedum plumasanum P. C. Hutchison 1961-6-9 2122 Plumas Conyon of the North fork of the Feather River along highway US Alt. 40, on the serpentine cliffs above Rich Bar 853 Comment
  CAS-BOT-BC418396  Sedum plumasanum Walter Knight; Irja Knight 1969-6-25 2433 Plumas 4.3 mi. up Caribou Road from Hwy 70. Comment
  CDA14753  Sedum spathulifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3312 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite; between the road and Lights Creek 1341 Comment
  RSA0074743  Sedum spathulifolium Christopher Davidson 1975-6-7 2739 Plumas Ca. 3 miles on dirt road to Snake Lake branching to NW off Hwy 70 ca. 2 miles N of Quincy. 1273 Comment
  SD51745  Sedum spathulifolium P. C. Hutchison 1961-6-9 2133 Plumas 4.5 miles west of Quincy, on the road to Bucks Lake. Comment
  RSA271934  Sedum spathulifolium subsp. spathulifolium Christopher Davidson 1975-6-7 2739 Plumas Ca. 3 miles on dirt road to Snake Lake branching to NW off Hwy 70 ca. 2 miles N of Quincy. 1273 Comment
  CHSC65092  Senecio aronicoides Vernon H. Oswald; Lowell Ahart 1995-7-24 7116 Plumas High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  CHSC89470  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-11 201 Plumas Located in the Quincy District of the Plumas National Forest, SE of North Fork Campground. 1005 Comment
  CHSC89473  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-11 204 Plumas Located in the Quincy District of the Plumas National Forest, above Middle Campground, Feather River Canyon. 1463 Comment
  UC176768  Senecio hydrophiloides A. A. Heller and P. B. Kennedy 1907-7-17 8878 Plumas Red Clover valley Red Clover Comment
  UC566004  Senecio hydrophiloides E. Sawyer 1935-6-27 179 Plumas 1.6 mi ne Grizzly Peak; Downieville Quad. 1767 Comment
  CAS-BOT-BC363733  Senecio hydrophilus M. S. Taylor 1982-9-8 5121 Plumas N end of Round Valley Reservoir, ca. 4 air mi s of Greenville 1371 Comment
  CAS-BOT-BC363919  Senecio integerrimus var. exaltatus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54238 Plumas About 3 miles southeast of Mt. Hough on the road to Quincy 1737 Comment
  CDA14133  Senecio integerrimus var. exaltatus G. F. Hrusa 1997-5-3 13823 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC37028  Senecio integerrimus var. exaltatus M. S. Taylor 1982-5-7 4416 Plumas Ramelli Ranch, s side of Feather River, ca. 1/4 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth. 1487 Comment
  CAS-BOT-BC363924  Senecio integerrimus var. exaltatus G. Sommers 1976-7-20 188 Plumas Sierra Valley south of Marble Lane 1487 Comment
  RSA0091373  Senecio integerrimus var. integerrimus Bonnie C. Templeton 1968-1 11287 Plumas [No location data on label. Possibly Trinity County.] Comment
  LA204250  Senecio integerrimus var. major E. D. Merrill; 1929-7-13 sn Plumas Sierra Nevada, Silver Lake 1828 Comment
  UCD107500  Senecio serra var. serra Tim Kuhn 2006-6-29 46 Plumas north of Lake Davis at Old House Meadow. Comment
  CHSC113623  Senecio sylvaticus Lowell Ahart 2014-8-31 19813 Plumas On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC112595  Senecio vulgaris Lowell Ahart 2013-9-11 19027 A Plumas Gravel bar on the west side of Chips Creek, about 20 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  CAS-BOT-BC364768  Sericocarpus oregonensis subsp. californicus Edward Pittman 1965-10-16 226 Plumas Between Bryant Ravine & Feather Falls 609 Comment
  CAS-BOT-BC364770  Sericocarpus oregonensis subsp. californicus M. S. Taylor 1981-9-2 4262 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls 1463 Comment
  UCD135897  Sericocarpus oregonensis subsp. californicus J. M. Tucker 1968-9-13 4139 Plumas on slope above Butterfly Valley. Around 2 miles southwest of Keddie. 1066 Comment
  CHSC68368  Sidalcea gigantea L. P. Janeway 1996-8-15 5069 Plumas Along the Oroville-Quincy Hwy, 1.1 mi west of Grizzly Creek; between the road and Little Grizzly Creek. 1645 Comment
  JEPS67211  Sidalcea glaucescens W. I. Follett 1936-6-29 Plumas Rich Gulch Comment
  RSA87507  Sidalcea glaucescens C. L. Hitchcock 1952-6-25 19623 Plumas 100 yards east of spillway of Lake Almanor Comment
  UC972203  Sidalcea glaucescens Milo S. Baker 1952-5-24 12445 Plumas Hwy 89 in canyon above Pine Val.; in canyon above Pine Val. 944 Comment
  CHSC62568  Sidalcea oregana subsp. spicata B. Castro; L. P. Janeway 1987-7-17 137 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. 1584 Comment
  RSA107486  Sidalcea oregana subsp. spicata L. S. Rose 1955-7-20 55157 Plumas Mohawk 1372 Comment
  RSA52854  Sidalcea oregana subsp. spicata R. Weatherby 1950-7-21 1473 Plumas East Quincy Comment
  UC1950103  Sidalcea oregana subsp. spicata Barbara Ertter 1988-7-25 7843 Plumas DIamond Mts ca 12 airmiles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville-Red Rock jct Comment
  CAS-BOT-BC174851  Silene bernardina L. P. Janeway 1992-7-10 4254 Plumas About 0.5 mi northeast of top of Grizzly Ridge, between Joseph Creek and Oliver Creek 2087 Comment
  JEPS50961  Silene californica W. L. Jepson 1939-8-7 19349 Plumas Meadow Valley 1158 Comment
  UC1137916  Silene californica G. T. Nordstrom 1934-7-2 168 Plumas 1 mi se Mt. Ararat; Bidwell Bar Quad., Plumas National Forest Comment
  CHSC34855  Silene douglasii M. S. Taylor 1981-7-6 3986 Plumas S side of 25N84, at base of Devils Postpile type formation, ca. 1 mi e of Beckwourth-Milford Rd (26N70), ca. 18 air mi ne of Beckwourth. 1920 Comment
  CHSC41202  Silene douglasii J. D. Jokerst 1984-7-10 2088 Plumas Near Indian Creek. Canyon of Indian Creek near first major spur ridge E of Rattlesnake Ravine, between creek and Indian Cr. Road. 1249 Comment
  CAS-BOT-BC389390  Silene lemmonii Lewis S. Rose 1939-6-8 39265 Plumas S. end of Lake Almanor 1371 Comment
  CAS-BOT-BC389401  Silene lemmonii Mary Strong Clemens 1920-6-17 s.n. Plumas Greenville Comment
  CHSC20734  Silene lemmonii K. R. Stern 1975-7-23 5902 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC53138  Silene lemmonii L. P. Janeway 1989-6-30 3442 Plumas Plumas National Forest. Along rd 24N49Y ca 0.4 mi W of Crocker Cr and Beckwourth-Genesee Rd (6.8 mi N of Beckwourth and 0.3 mi N of Crocker Guard Station. 1798 Comment
  JEPS113388  Silene lemmonii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14058 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  POM161747  Silene lemmonii Rimo C. Bacigalupi 1927-7-11 1709 Plumas Grassy Lake Meadows. Golden Lake Region. 1890 Comment
  RSA71063  Silene lemmonii L. S. Rose 1951-6-27 51039 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  JEPS48491  Silene lemmonii John W. Duffield 1937-6-9 Plumas n Bucks Lake (se slope of Bucks Mt.); , n of Bucks Lake Comment
  SEINET10537589  Silene lemmonii Mary Susan Taylor 1982-6-17 Taylor 4692 Plumas T23N R11E sw/nw sec 17. Blue Nose Mt quad. Both sides of 23N44Y, 1.3 mi w of its jct with Bell Bar Cr Rd (23N50Y), ca. 2 air mi sw of Sloat. Elev 4900 ft. 1493 Comment
  CHSC56535  Silene occidentalis subsp. occidentalis L. P. Janeway 1984-7-13 918 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). Meadow near small creek bank. 1584 Comment
  SEINET5337222  Silene pectinata A. A. Heller, P. B. Kennedy 1907-7-16 8859 Plumas Genessee Valley near Genessee Comment
  CAS-BOT-BC75125  Sisymbrium altissimum M. S. Taylor 1982-9-13 5132 Plumas Ramelli Ranch, at junction of Grizzly Creek and Feather River, ca. 2 miles west of Beckwourth. 1487 Comment
  SDSU11793  Sisyrinchium bellum R. M. Beauchamp 1965-7-17 Plumas Growing in area beside the Feather River 1/2 mile north of Chester Comment
  CHSC75557  Sisyrinchium idahoense G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3113 Plumas Northwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyou-Round Valley Road. 1371 Comment
  UCSB46172  Sisyrinchium idahoense Reisentz, Paul 1979-5-12 Plumas Found at Indian Creek at the junction of Hwy 70 and Hwy 89 Comment
  CHSC44149  Sium suave V. Oswald; L. Ahart 1988-8-4 3666 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  CHSC82480  Solanum parishii Lowell Ahart 2002-6-26 9771 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  JEPS109894  Solidago elongata Dean W. Taylor 2004-8-14 19239 Plumas Taylorsville, crossing of Indian Creek on County Road 211 about 1 mile north of town 1066 Comment
  UC830217  Solidago elongata Mrs. E. C. Sutliffe Aug 1917 Plumas Blairsden Comment
  CHSC102049  Solidago velutina subsp. sparsiflora Lowell Ahart; John Dittes 2009-7-27 16184 Plumas On dry soil, about 20 yards north of the poor dirt road, about 15 yards east of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CAS-BOT-BC365974  Sonchus John Thomas Howell 1959-9-21 34796 Plumas Virgilia 841 Comment
  CHSC115840  Sorbus californica Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20420 Plumas On the west side of Blue Lake, 2710 feet north of Forest Service Road 29N18, 2.89 air-miles west-southwest of Sifford Mt., 6.26 air-miles south-southeast of Lassen Peak. 1918 Comment
  UC1128676  Sorbus californica F. W. Embree 1934-6-6 61 Plumas Three Lakes; Plumas National Forest 1889 Comment
  UCD114047  Sorbus sitchensis O. Lilleland 1932-8-1 s.n. Plumas location unknown. 6 Comment
  RSA252435  Sparganium angustifolium subsp. emersum Robert F. Thorne, C. W. Tilforth 1969-9-6 39235 Plumas Along Feather River, 1 mi SW of Beckwourth. 1357 Comment
  CHSC47592  Sparganium emersum subsp. emersum Lowell Ahart 1980-9-17 2657 Plumas On the south side of the lake, about 1/2 mile west of Fowler Peak, about 8 miles north of La Porte. 1524 Comment
  CHSC90293  Sparganium natans L. P. Janeway 1994-8-24 4750 Plumas Northern High Sierra Nevada. Shallow pond in South Fork Rock Creek at Deanes Valley Campground. 1298 Comment
  CHSC21554  Spergularia rubra L. M. Mayer; D. E. Brink Jr. 1975-7-2 427 Plumas Bucks Lake. Comment
  CAS-BOT-BC374765  Sphaeromeria potentilloides var. potentilloides John Thomas Howell 1962-6-19 37878 Plumas Chilcoot 1524 Comment
  CAS-BOT-BC374766  Sphaeromeria potentilloides var. potentilloides A. A. Heller; P. B. Kennedy 1907-7-2 8679 Plumas Between Vinton and Beckwith [Beckwourth] Comment
  CAS-BOT-BC374763  Sphaeromeria potentilloides var. potentilloides Greg Sommers 1976-7-6 156 Plumas Sierra Valley, South of Marble Lane 1487 Comment
  CHSC33808  Sphenosciadium capitellatum M. S. Taylor 1981-7-17 4026 Plumas Ca. 1/4 mi E of Bear Lakes trailhead, Lakes Basin, ca. 6 mi S of Mohawk. 1950 Comment
  CHSC54460  Sphenosciadium capitellatum Vernon H. Oswald; Lowell Ahart 1991-7-30 4781 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  JEPS113513  Sphenosciadium capitellatum Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14481 Plumas About 40 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis 1773 Comment
  UC1586451  Sphenosciadium capitellatum Vernon H. Oswald and Lowell Ahart 1991-7-30 4781 Plumas Humbug Rd at Grizzly Creek 5.2 mi (odometer) ne Humbug Summit ((between Humbug Summit and Humbug Valley)); Grizzley Creek, ne of Humbug Summit 1777 Comment
  SEINET3157051  Sphenosciadium capitellatum E. K. Balls 1950-9-7 15700 Plumas southern Plumas county; Lakes Center Public Campground 2042 Comment
  JEPS46110  Spiraea densiflora Duncan Dunning 1922-7-16 Plumas 4 mi n Gibsonville; Onion Valley Comment
  CHSC115824  Spiraea douglasii Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20419 Plumas On the west side of Blue Lake, 2710 feet north of Forest Service Road 29N18, 289 air-miles west-southwest of Sifford Mt., 6.26 air-miles south-southeast of Lassen Peak. 1918 Comment
  CHSC41682  Spiraea douglasii C. A. Janeway 1986-8-18 Plumas Found ca. 0.2 mi east of Round Valley Lake Dam on Hideaway Road. South side of paved road ca. 10 ft. from shoreline. 1365 Comment
  CHSC46128  Spiraea douglasii Lowell Ahart 1974-8-7 597 Plumas Meadow, east of the dirt road, near Ohio Ravine, about 3 miles east of Cold Water Creek, about 10 miles south of Bucks Lake. 1524 Comment
  CHSC71651  Spiraea douglasii Vernon H. Oswald; Lowell Ahart 1998-8-11 9485 Plumas West of Bucks Lake on USFS 24N36 0.1 mi east of Oroville-Quincy Hwy. In meadow along Grizzly Creek. 1566 Comment
  RSA52950  Spiraea douglasii R. Weatherby 1950-7-28 1499 Plumas Border of Smith Lake near Quincy. 1250 Comment
  SD46578  Spiraea douglasii Robert J. Weatherby 1950-7-28 1499 Plumas on border of Smith Lake (above Snake Lake) near Quincy. Comment
  SD51229  Spiraea douglasii D. F. Howe 1960-9-21 Plumas 6 miles north of Greenville on #89 1219 Comment
  SDSU9262  Spiraea douglasii D. F. Howe 1960-9-21 2991 Plumas 6.0 miles N of Greenville on #89. 1219 Comment
  SDSU9263  Spiraea douglasii D. F. Howe 1963-8-7 2991 Plumas 6.0 miles N of Greenville on #89. 1219 Comment
  UC1101246  Spirodela polyrhiza Herbert L. Mason 1953-7-8 14561 Plumas 4 mi nw Loyalton Comment
  CHSC77056  Stachys ajugoides var. rigida L. P. Janeway 1996-8-20 5076 Plumas Granite Basin; adjacent to Road 23N18 at crossing of Little North Fork Feather River. 1389 Comment
  UCD147789  Stachys rigida Allyson Ayalon; Lucie Jerabkova 2012-8-1 142 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  POM284550  Stachys rigida subsp. rivularis Lyman Benson 1932-7-29 3985 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  RSA59955  Stachys rigida subsp. rivularis E. K. Balls 1950-9-15 15842 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  CHSC63218  Stellaria crispa Lowell Ahart 1994-7-28 7545 Plumas On the east sides of a small stream, north-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  CAS-BOT-BC391187  Stellaria longipes subsp. longipes John Thomas Howell 1951-6-27 27587 Plumas McRae Meadow 1981 Comment
  CAS-BOT-BC397722  Stellaria nitens Alice Eastwood 1954-5-1 s.n. Plumas Portola Comment
  CAS-BOT-BC397729  Stellaria nitens Mrs. Jos Clemens 1920-4-27 s.n. Plumas Greenville Comment
  CDA3541  Stellaria nitens L. P. Janeway 1996-6-2 4977 Plumas Northern High Sierra Nevada; Soda Creek, along Road 25N22 200 feet northwest of Highway 70 and East Branch North Fork Feather River. Comment
  CAS-BOT-BC375054  Stenotus acaulis Emily K. Mcpherson 1976-11-7 76- 32 -5 Plumas 5 mi. north of Beckwourth 2055 Comment
  CHSC91793  Stenotus acaulis G. D. Barbe; T. C. Fuller 1982-6-17 3812 Plumas Northern California. Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  JEPS95057  Stephanomeria elata Lowell Ahart 1997-9-11 7913 Plumas about 2 air mi ne of Belden (on e side of Caribou Road, on e side of the North Fork of Feather River, at the elevaed siphon); North Fork of Feather River, Caribou Road 731 Comment
  RSA518981  Stephanomeria lactucina Barbara Ertter 1988-7-25 7852 Plumas Diamond Mountains: ca. 15 air miles due S of Susanville, sheep camp on Pierce Creek. 1982 Comment
  JEPS36828  Stephanomeria paniculata W. L. Jepson 1918-8-16 8008 Plumas Engels Light Creek 1341 Comment
  CHSC109859  Stipa nelsonii var. dorei L. P. Janeway 2012-8-8 11052 Plumas Northern High Sierra Nevada. Plmas National Forest; east side of West Branch Nelson Creek, just east of the Gibsonville-Johnsville Road bridge across West Branch Nelson Creek; 2.5 air km eas of Stafford Mtn. 1745 Comment
  CHSC11379  Streptanthus polygaloides Lowell Ahart 1970-7-2 60 Plumas 12 miles E. of Pulga. 762 Comment
  CAS-BOT-BC87777  Streptanthus tortuosus A. A. Heller 1915-7-7 12072 Plumas Near the summit of Soapstone Ridge in the Sierra Nevada. 12 miles west of Bucks. 1676 Comment
  CAS-BOT-BC87784  Streptanthus tortuosus John Thomas Howell 1976-7-16 51878 Plumas Sierra Nevada. Spanish Creek near mouth of Slate Creek. 1066 Comment
  CAS-BOT-BC87786  Streptanthus tortuosus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54315 Plumas Sierra Nevada. Near Englemine on Diamond Mountain road northeast of Taylorsville. 1219 Comment
  CAS-BOT-BC87797  Streptanthus tortuosus Lewis S. Rose 1963-6-2 63080 Plumas North Fork of Feather River. Rock Creek. 640 Comment
  RSA281664  Streptanthus tortuosus S. O. Mattoon 1979-6-17 99 Plumas Queen Lily C.G., N Fork of Feather River, 2 airmiles N of Hwy 70 near Belden. 564 Comment
  CDA979  Streptanthus tortuosus var. orbiculatus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .286 Plumas Plumas Eureka State Park. S Johnsville Comment
  CAS-BOT-BC517426  Streptopus amplexifolius Edmond Holm 1976-1-1 s.n. Plumas unspecified Comment
  CHSC1948  Styrax officinalis var. redivivus E. Silbersack 1931-5-3 Plumas Feather River canyon. Comment
  JEPS41254  Suksdorfia ranunculifolia Herbert A. Thomas 1936-6-20 Plumas between Gold Lake and Silver Lake; Spanish Peak region Comment
  UC625510  Swertia albicaulis var. nitida Frank W. Gould 1938-6-26 453 Plumas 5 mi n Blairsden 1371 Comment
  CAS-BOT-BC269651  Symphoricarpos longiflorus W. Harnach; N. Harnach 1990-6-27 412 Plumas Sierra Valley. Ramelli Ranch (USFS), so of R/R 1554 Comment
  CAS-BOT-BC237010  Symphoricarpos mollis John Thomas Howell; Gordon H. True 1973-7-31 50124 Plumas Road from Janesville to Thompson Peak, Dieamond Range, Sierra Nevada 1981 Comment
  HSC3944  Symphoricarpos rotundifolius W. R. Rogers 1966-6-26 216 Plumas 1951 Comment
  CHSC43255  Symphyotrichum bracteolatum Lowell Ahart 1987-10-16 5914 Plumas Along Cold Water Creek, east of the camp along the creek, about 1/10 mile southwest of Arkansas Ravine, southwest of the Hardquartz mine. 1767 Comment
  CHSC36901  Symphyotrichum chilense M. S. Taylor 1981-8-31 4251 Plumas Both sides of Hwy 89, ca 0/5 mi S of Clio. 1341 Com