Search Results — 2000 specimen records retrieved (1457 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
  CDA13444  Acer glabrum var. torreyi G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13291 Plumas Sierra Nevada; on USFS 23N11A. Comment
  CHSC21552  Acer glabrum var. torreyi D. E. Brink Jr.; L. M. Mayer 1975-7-8 Plumas Found above Lower Bucks Lake along a stream at the north edge of the section. Comment
  RSA31122  Acer glabrum var. torreyi A. A. Heller 1915-7-7 12054 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks in the forest. 1677 Comment
  RSA60019  Acer glabrum var. torreyi E. K. Balls 1950-9-1 15594 Plumas East of Long Lake, by trail going south around lake 2134 Comment
  SBBG128285  Acer macrophyllum L. Ahart, J. Dittes 2009-7-13 16047 Plumas N side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2.0 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reservoir Dam 1476 Comment
  SEINET10971291  Achillea Mary Susan Taylor 1981-7-13 Taylor 4007 Plumas T23N R14E nw/sw sec 26 and ne/se sec 27, Portola quad; Ramelli Ranch, E side, S of Feather River, ca. 2 mi ESE of Beckwourth. 4800 ft elev. Sagebrush Scrub in dry sandy soil. 1463 Comment
  CAS-BOT-BC28738  Achillea millefolium John Thomas Howell 1955-7-19 30798 Plumas Vinton 1505 Comment
  CDA290  Achillea millefolium L. Ahart, J. Dittes 2005-9-2 12436 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. Comment
Read comments
Oct 5 2019
  CHSC99831  Achillea millefolium Lowell Ahart 2008-8-13 15181 Plumas East side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of LaPorte. 1613 Comment
  UC1125403  Achillea millefolium A. Lewis 1934-6-18 485 Plumas Little Grass Valley; Downieville Quad. 1524 Comment
  CAS-BOT-BC28731  Achillea millefolium Edward Kent Balls 1950-9-8 15711 Plumas Lake Center Public Campground 2042 Comment
  CAS-BOT-BC28736  Achillea millefolium Javier Penalosa 1962-6-19 2494 Plumas Hwy 40-89, 6.2 miles SE of Quincy 1097 Comment
  CAS-BOT-BC210691  Achnatherum lemmonii John Thomas Howell; Gordon H. True 1967-5-9 42222 Plumas Feather River Canyon near mouth of Chambers Creek 609 Comment
  CAS-BOT-BC210692  Achnatherum lemmonii John Thomas Howell 1961-6-21 36655 Plumas Greenville 1097 Comment
  UCD50595  Achnatherum lemmonii John Thomas Howell 1960-7-22 35887 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  SBBG115897  Achnatherum nelsonii J. T. Howell 1962-6-18 37774 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC216880  Achnatherum occidentale John Thomas Howell 1926-7-24 2100 Plumas Near Prattville 1463 Comment
  UCD50971  Achnatherum occidentale G. L. Stebbins Jr. 1939-7-9 2935 Plumas Southwest slope of Meadow View Peak. 1920 Comment
  CDA14039  Achnatherum occidentale subsp. californicum G. F. Hrusa, T. D. Wilfred 1996-8-1 13411 Plumas Sierra Nevada; Forested, S-facing slopes, logged in past, ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Occasional bunchgrass in open sites. Comment
  CHSC52758  Achnatherum occidentale subsp. californicum L. P. Janeway 1990-8-2 3821 Plumas Plumas National Forest. Along Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge. 2057 Comment
  UC1133078  Achnatherum occidentale subsp. californicum F. W. Embree 1934-6-11 94 Plumas 1 mi ne Bucks Ranch; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CHSC108144  Achnatherum occidentale subsp. occidentale Lowell Ahart 2011-9-17 17673 Plumas On bare open basalt, about 200 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 180 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1645 Comment
  UCD51433  Achnatherum thurberianum August L. Hormay 1932-6-11 s.n. Plumas Long Canyon, Plumas National Forest, near RR plots. Comment
  CDA17240  Achnatherum webberi G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16343 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
  CHSC33922  Achnatherum webberi J. D. Jokerst; R. A. Schlising 1981-8-2 1450 Plumas At the N edge of the wide ridge ca 1.0 mi NE of Humboldt Peak. Ca 100 met E of where Pacific Crest Trail reaches the ridge top. 2029 Comment
  CHSC102149  Acmispon americanus var. americanus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16235 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
  UCD103839  Acmispon americanus var. americanus John Thomas Howell 1960-7-18 35568 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC28796  Acmispon argophyllus var. fremontii J. D. Jokerst; R. A. Schlising 1979-2-11 149 Plumas Hillside n of Hwy 70, 7.4 mi n of Butte-Plumas line. Comment
  SEINET5327447  Acmispon nevadensis var. nevadensis A. A. Heller, P. B. Kennedy 1907-7-16 8865 Plumas Grade between Genessee Valley and Summit Comment
  UCSB63569  Acmispon nevadensis var. nevadensis Jokerst, James 1985-6-10 Plumas Indian Creek Small Hydro Survey; upper edge of reconstruction zone of Hwy. 70; T26N R9E, NE1/4 NW 1/4 Sect. 35 Comment
  UC1125852  Aconitum columbianum C. G. Albertus 1935-8-3 247 Plumas 1 1/2 mi. s.e. Cromberg; Plumas Nat'l Forest, Downieville Quad. Comment
  CHSC45858  Aconogonon davisiae Lowell Ahart 1974-10-1 645 Plumas On the west part of the Buzzards Roost Ridge, about 1/2 mile north of Onion Valley, about 1 mile north of Pilot Peak. 1981 Comment
  CHSC34291  Actaea rubra M. S. Taylor 1981-8-20 4228 Plumas Above spring in Bullfrog Ravine, ca. 3 air mi nw of Indian Falls. 1706 Comment
  SD7976  Actaea rubra Mrs. R. M. Austin 1882-7-25 Plumas Big Meadows Comment
  RSA59331  Actaea rubra subsp. arguta E. K. Balls 1950-9-10 15777 Plumas 1.5 miles along trail from Lakes Center Public Camp, to Long Lake outlet. 2012 Comment
  CAS-BOT-BC29839  Adenocaulon bicolor John Thomas Howell 1926-7-27 2149 Plumas Near Prattville 1463 Comment
  CHSC63439  Adiantum aleuticum Lowell Ahart 1994-7-28 7532 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  CHSC37691  Agastache urticifolia M. S. Taylor 1981-7-6 3973 Plumas 200 ft w of 24N64, on n side of Grigsby Creek (dry) ca 1 mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoot. 1828 Comment
  RSA82354  Agastache urticifolia F. W. Peirson 1926-6-21 6797 Plumas South shore Lake Almanor. Comment
  CHSC43607  Ageratina occidentalis Vernon Oswald 1983-8-24 1021 Plumas Pacific Crest Trail, ca. 2 mi E of Humboldt Summit N-E of Jonesville. 2072 Comment
  CHSC56845  Ageratina occidentalis L. P. Janeway; Garrett Gibson 1991-8-2 4099 Plumas Plumas National Forest. Dry drainage next north from Humbug Creek; east side of Smith Peak. 1920 Comment
  CHSC57415  Ageratina occidentalis L. P. Janeway 1984-9-1 1118 Plumas Sierra crest (between Round Lake and Snake Lake). 2286 Comment
  RSA795721  Ageratina occidentalis L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16215 Plumas 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 air miles northeast of Rush Creek Hill, 2.6 air miles ESE of Caribou Powerhouse. 1678 Comment
  CAS-BOT-BC29432  Ageratina occidentalis Walter Knight; Irja Knight; J. T. Howell 1966-7-27 1551 Plumas At roadside near mouth of Butterfly Creek 883 Comment
  UCD128568  Ageratina occidentalis M. S. Taylor 1981-7-27 4131 Plumas near Notson bridge, north side of Beckwourth-Gensee Road, ca. 7 air miles east of Gensee. Comment
  CAS-BOT-BC29511  Agoseris John Thomas Howell 1962-6-18 37735 Plumas Sierra Valley near Beckwourth 1487 Comment
  SEINET10938139  Agoseris glauca Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3868 Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  CHSC105206  Agoseris grandiflora K. R. Stern 1985-6-25 8280 Plumas Vicinity of Blairsden. 1402 Comment
  UC170965  Agoseris grandiflora var. grandiflora H. M. Hall 1912-8-3 9379 Plumas Quincy 1066 Comment
  CAS-BOT-BC22916  Agoseris heterophylla John Thomas Howell 1961-6-21 36637 Plumas Greenville 1097 Comment
  CAS-BOT-BC22918  Agoseris heterophylla L. S. Smith 1925-4-30 1576 Plumas Bloomfield Road below forks sec 9 762 Comment
  SEINET6225038 Image available Agoseris heterophylla L. S. Rose 1967-1 67108 Plumas Butterfly Valley, ca 3 mi W of Keddie Comment
  JEPS55238  Agoseris heterophylla var. heterophylla Lewis S. Rose 1967-6-12 67108 Plumas 3 mi w Keddie; Butterfly Valley 1219 Comment
  CAS-BOT-BC13439  Agoseris retrorsa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1967-6-12 1922 Plumas Butterfly Botanical Area and Vicinity, between valley proper and Darlingtonia bog. 1066 Comment
  UC2042974  Agoseris retrorsa Barbara Ertter with Gary Schoolcraft 1990-5-14 8971 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  SEINET12851510  Agropyron elongatum W. Harnach, N. Harnach 2000-8-23 994 Plumas Sierra Valley, on Dyson Lane, 0.25 mile E of the intersection with County Road A-24. 1492 Comment
  SEINET10876361  Agropyron saxicola Hart 1974-1 Hart 591 Plumas Small size plant. On bare serpentine on dry soil, Cedar Flat s of Bucks Lake, ca. 10 mi S of Bucks Lake. 1829 Comment
  SEINET10509794  Agropyron trichophorum Thomas J. Howell, Gordon H. True 1968-6-10 Howell 44544 Plumas Sierra Nevada, Quincy. In meadows. Comment
  CDA23052  Agrostis G. D. Barbe 1981-6-23 3087 Plumas East Quincy; vacant lot east of Lariat Lodge. 0 Comment
  CAS-BOT-BC127082  Agrostis exarata John Thomas Howell 1961-9-24 36918 Plumas Sierra Nevada. Feather River bed southwest of Beckwourth. 1487 Comment
  CHSC113852  Agrostis exarata Lowell Ahart 2014-8-31 19809 Plumas Around rocks in an unnamed drainage, on the west side of Black Rock Creek. about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4-1/2 miles (air) northwest of La Porte. 1536 Comment
  UCD52983  Agrostis idahoensis John Thomas Howell 1960-7-23 25956 Plumas Drakesland, near Soda Spring. 1676 Comment
  CHSC98759  Agrostis pallens L. P. Janeway 2007-8-13 9180 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  JEPS68385  Agrostis pallens W. L. Jepson 1924-7-22 10626 Plumas Rich Point Middle Fork Feather River, Dogwood Creek 1127 Comment
  JEPS76245  Agrostis pallens W. L. Jepson 1939-8-16 19450 Plumas Bucks Valley 1584 Comment
  JEPS110551  Agrostis scabra Lowell Ahart 2006-10-23 13493 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 Strawberry Valley 1281 Comment
  RSA35773  Agrostis scabra J. T. Howell 1960-7-20 s.n. Plumas Boilings Springs Lake; Lassen Volcanic National Park 1799 Comment
  JEPS28278  Agrostis variabilis George W. Gillett 1957-7-17 788 Plumas stream running from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  UC337909  Allium bisceptrum var. bisceptrum Lemmon May 1889 Plumas Mohawk Valley 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-BC466624  Allium campanulatum Alice Eastwood 1927-6-17 14636 Plumas Forest Lodge, Greenville Comment
  SEINET12045785  Allium campanulatum Unknown 1938-1 2321 Plumas Feather River at Chester, near Lake Almanor 1219 Comment
  CAS-BOT-BC205714  Allium lemmonii James R. Shevock 1985-5-19 11147 Plumas Northern Sierra Nevada. Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  CAS-BOT-BC472959  Allium lemmonii John Thomas Howell 1962-6-18 37819 A Plumas Sierra Valley, 5 miles S of Beckwourth on road to Sierraville; Sierra Nevada Comment
  CHSC39368  Allium obtusum var. obtusum L. Ahart; P. Ahart 1983-8-17 4328 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  CHSC58048  Allium parvum Vernon H. Oswald 1992-5-18 4941 Plumas Juniper Lake Rd. 0.3 mi N of the park boundary. Lassen National Park. 1999 Comment
  UC1585997  Allium parvum Barbara Ertter with Gary Schoolcraft 1989-7-3 8662 Plumas ca. 7 air mi s Susanville (sw peak); Diamond Mt. 2316 Comment
  SEINET10471988  Allium parvum Mary Susan Taylor 1982-5-14 Taylor 4442 Plumas T23N R13E sw/se sec 10. Blairsden quad. Sagebrush Scrub over rocky volcanics, along Turner Springs Rd, just s of its jct with Hwy 114, ca. 2 air mi sw of Portola. 5000 ft. 1524 Comment
  RSA101471  Allium platycaule R. Weatherby 1955-7-2 1568 Plumas Bear Ridge near Taylor Lake. 2195 Comment
  CAS-BOT-BC131948  Allium tribracteatum John Thomas Howell; Gordon H. True 1967-7-11 43372 Plumas About 2 miles southeast of Mt. Hough 1828 Comment
  CHSC57105  Allium validum L. P. Janeway 1991-7-23 4094 Plumas Plumas National Forest. McRae Meadow, upper end of East Nelson Creek. 1905 Comment
  NY380655  Allocarya ambigens A. A. Heller 1907-7-2 8682 Plumas Between Vinton and Beckwith Comment
  CHSC63153  Allophyllum integrifolium Lowell Ahart 1994-7-7 7455 Plumas Plumas and Sierra County. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  CAS-BOT-BC171353  Alnus incana subsp. tenuifolia John Thomas Howell 1959-9-24 34936 Plumas Butterfly Creek near the mouth. Sierra Nevada 914 Comment
  CAS-BOT-BC171355  Alnus incana subsp. tenuifolia Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1860 Plumas Butterfly Botanical Area and vicinity. Near Darlingtonia Bog 1066 Comment
  CAS-BOT-BC171370  Alnus incana subsp. tenuifolia Anna Head 1920-1-1 s.n. Plumas Feather River Region Comment
  RSA59909  Alnus incana subsp. tenuifolia E. K. Balls 1950-9-14 15824 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 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
  UC917264  Alnus incana subsp. tenuifolia J. M. Tucker 1948-7-24 1727 Plumas boggy area near road from Cascade to Camel Peak 1615 Comment
  CAS-BOT-BC170693  Alnus rhombifolia Walter Knight; Irja Knight 1966-9-12 1746 Plumas Fern Glen. Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC170695  Alnus rhombifolia John Thomas Howell 1959-9-21 34744 Plumas Belden. Sierra Nevada 701 Comment
  UC1135118  Alnus rhombifolia C. G. Albertus 1935-7-23 230 Plumas 1 1/4 mi se Spring Garden Ranch; Plumas National Forest, Downieville Quadrangle 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
  RSA6248  Alopecurus geniculatus D. D. Keck 1932-7-5 1667 Plumas Quincy, in the northern Sierra Nevada. 1067 Comment
  CHSC103138  Amaranthus californicus Lowell Ahart; John Dittes 2009-9-7 16374 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC142920  Amelanchier A. A. Heller 1938-5-30 15136 Plumas Gravelly shale slope near Gray's Flat, North Fork of the Feather River on Highway #24 853 Comment
  UC567121 Image available Amelanchier utahensis G. T. Nordstrom 1934-7-17 232 Plumas 1.5 s and 0.5 mi e Bucks Mountain; Bidwell Bar Quad. 1524 Comment
  SEINET10497227  Amsinckia menziesii Mary Susan Taylor 1982-6-28 Taylor 4773 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CHSC62128  Anemone drummondii L. P. Janeway 1993-7-15 4450 Plumas Plumas National Forest. Top of divide between upper Spanish Creek and East Branch North Fork Feather River (above Virgilia). Along Rd 25N59 0.5 mi west of Rd 25N17. 1609 Comment
  CHSC98340  Anemone drummondii L. P. Janeway 2007-6-3 9014 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
  SD8181  Anemone quinquefolia Daniel Cleveland July 1882 Plumas Big Meadows Comment
  SD50758  Angelica arguta var. breweri Darley F. Howe 1959-8-3 2784 Plumas Thirty miles north of Quincy on Hwy 89. 1370 Comment
  CDA40899  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 2 of 2 Comment
  JEPS113800  Angelica breweri Lowell Ahart, John Dittes 2007-8-9 14453 Plumas On the west side of the ridge, about 3/5 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis 2509 Comment
  SD9142  Antennaria R. M. Austin 1878-1 Plumas American Valley Comment
  CHSC40249  Antennaria argentea K. R. Stern 1985-6-25 8253 Plumas Vic. Blairsden. 1371 Comment
  CHSC97065  Antennaria argentea Lowell Ahart; Josephine Guardino 2007-7-21 14376 Plumas Around pine trees, along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  CHSC118801  Antennaria argentea Chelsea Morgan 2015-5-26 2015 -006 Plumas On northwest side of Rush Creek Hill, near the upper reaches of Cold Brook Creek. Just east of Forest Service road 26N22, south of 26N67 (UTM 658936 E, 4437694 N, NAD 83 Zone 10N; Elevation 1645 m.) 1645 Comment
  SEINET10475043  Antennaria argentea Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3821 Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  CAS-BOT-BC59225  Antennaria dimorpha Alice Eastwood 1918-5-25 7047 Plumas Portola Comment
  CHSC94912  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-BC59180  Antennaria dimorpha C. F. Sonne 1886-5-23 s.n. Plumas On Road to [illegible] Creek near Truckee Comment
  CHSC57062  Antennaria geyeri L. P. Janeway; Garrett Gibson 1991-7-11 4073 B Plumas Plumas National Forest. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  CAS-BOT-BC58702  Antennaria geyeri John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54356 Plumas Near Indian Creek about 0.75 miles northwest of the northwest arm of Antelope Reservoir 1584 Comment
  CHSC64857  Anthoxanthum odoratum Vernon H. Oswald 1995-6-24 6910 Plumas E edge of Last Chance Marsh at the n end of Lake Almanor, paralled by the road to Last Chance Campground (FS 28N11), 2.0 mi (odometer) n of Hwy. 36. 1371 Comment
  HSC93421  Anthoxanthum odoratum Vernon H. Oswald, L. Ahart 1996-7-15 8052 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on FS 28N11 1372 Comment
  UCD123490  Antirrhinum vexillocalyculatum subsp. intermedium D. Sanchez-Mata; R. Rodriguez-Rojo 1997-8-16 s.n. Plumas French Bar-Caribou. Plumas National Forest. Near North Fork of Feather River. 840 Comment
  CHSC101937  Apocynum androsaemifolium Lowell Ahart; John Dittes 2009-7-15 16102 Plumas Northeast of the power line, on the west side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  JEPS115205  Apocynum androsaemifolium Lowell Ahart, John Dittes 2009-7-15 16102 Plumas On dry rocky soil, northeast of the power line, on the west side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  UC1123468  Apocynum androsaemifolium G. Burks 1933-8-8 32 Plumas 4 1/2 mi. e. and 1 mi. n. Camel Peak; Plumas Nat'l Forest, Bidwell Bar Quad. 1706 Comment
  UCR123996  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2001-7-6 6853 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  OBI20479  Apocynum androsaemifolium Lewis S. Rose 1967-7-10 67147 Plumas 1 mi S of Keddie; Butterfly crk and Spanish crk 884 Comment
  UC726453  Apocynum androsaemifolium A. A. Heller 1938-6-22 15180 Plumas along State Hwy. 36 1310 Comment
  POM253303  Apocynum androsaemifolium subsp. pumilum A. A. Heller 1938-6-22 s.n. Plumas Along highway #36, south of Chester 1311 Comment
  CAS-BOT-BC397881  Aquilegia formosa Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC397882  Aquilegia formosa Mary Strong Clemens 1920-8-28 s.n. Plumas Greenville Comment
  UC1075690  Aquilegia formosa Robert J. Weatherby 1955-7-2 1577 Plumas below Bear Ridge (by creek near Taylor) 2072 Comment
  CHSC21306  Aquilegia formosa var. truncata F. T. Griggs; A. Pass 1975-7-8 114 Plumas Buck's Lake Forest Service Survey Comment
  CDA13434  Arabis holboellii var. retrofracta G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13281 Plumas Sierra Nevada; Plumas National Forest. Above Bull Run Creek off USFS 23N12E. Comment
  CDA19239  Arabis puberula G. D. Barbe, T. C. Fuller 1982-6-17 3825 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  UC174583  Arabis rectissima var. rectissima A. A. Heller and P. B. Kennedy 1907-7-11 8809 Plumas Prattville Comment
  CAS-BOT-BC171671  Aralia californica Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 872 Plumas On La Porte Rd. 10 km S of jct with Hwy 10. 1400 Comment
  CHSC37634  Aralia californica T. B. Devine 1979-10-5 600 Plumas Near Queen Lily Campground, N Fork of Feather River, ca. 3 mi. N of its junction with the e Branch of the N Fork. 792 Comment
  CAS-BOT-BC171672  Aralia californica Lloyd W. Swift 1931-7-24 40 Plumas 1st Water Trough Creek, N. Greenville, Plumas Forest 1219 Comment
  CHSC45940  Arceuthobium abietinum Lowell Ahart 1974-8-3 584 Plumas Near the headwaters of Hopkins Creek, near Mount Etna, south-west of Blue Nose Mountain, about 10 air miles north-east of La Porte. 1981 Comment
  HSC99906  Arctostaphylos mewukka subsp. mewukka J. O. Sawyer, & J. P. Smith 2004-7-15 4574 Plumas Along road to Belden on Hwy. 70, on the N Fork Feather River. 675 Comment
  CHSC118702  Arctostaphylos mewukka subsp. mewukka Wendy L. Boes 2016-8-21 2016037 Plumas Plumas National Forest. Located on ridge between Yellow Creek and the North Fork of the Feather River along Forest Road 26N26. UTM 650359 E, 4435221 N, NAD 83 Zone 10 North. 1484 Comment
  CAS-BOT-BC38489  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-21 51337 Plumas Injun Jim Campground, Feather River Canyon. 609 Comment
  CHSC85486  Arctostaphylos nevadensis G. Douglas Barbe; T. C. Fuller 1982-6-15 3718 Plumas Sierra Nevada. 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  UCD52664  Arctostaphylos nevadensis J. I. Mallory 1970-8-3 382 Plumas 1 1/2 miles north of North Valley and 3 miles northwest of Rock Creek Power House. 1463 Comment
  RSA122004  Arctostaphylos patula C. G. Albertus 1935-7-22 222 Plumas 3 3/4 miles S.W. of Lovejoys, Downieville. 1768 Comment
  UCD53265  Arctostaphylos patula John M. Tucker 1948-7-24 1730 Plumas Ca. 1/2 mile northeast of Camel Peak. Comment
  SEINET11990943  Arctostaphylos truei W. Knight, Knight, I. 1983-1 4892 Plumas N fork of Feather River watershed, near Injun Jim Campground on US 70 732 Comment
  HSC7751  Arctostaphylos viscida L. S. Rose 1967-5-7 67067 Plumas 3 mi. W of Keddie, Butterfly Valley 945 Comment
  UCD52625  Arctostaphylos viscida Lewis S. Rose 1967-5-7 67067 Plumas 3 mi. w. of Keddie. Butterfly Valley. Open forest. 944 Comment
  UC1121435  Arctostaphylos viscida subsp. viscida E. Nourse 1934-8-14 15 Plumas 2 1/2 mi e and 6 1/2 mi s Quincy; Plumas National Forest, Downieville Quadrangle Comment
  UCD23330  Arctostaphylos viscida subsp. viscida E. W. Jameson 1948-11-20 s.n. Plumas 4 mi. north of Quincy. 1097 Comment
  UCD52824  Arctostaphylos viscida subsp. viscida E. W. Jameson 1948-11-20 s.n. Plumas 4 mi. north of Quincy. 1097 Comment
  SEINET10965520  Arenaria aculeata Mary Susan Taylor 1981-5-14 Taylor 3723 Plumas T23N R6E se sec 33, Pulga SE quad. Walker Plains, both sides of Oroville- Quincy Hwy, ca. 0.5 mi S of Four Trees Rd jct, on Butte-Plumas county line, ca. 2 mi N of Merrimac. 5000 ft; on volcanic cobbles and cliffs. 1524 Comment
  CHSC51219  Arenaria kingii var. glabrescens Lowell Ahart 1979-7-18 2001 Plumas About 1 mile west of Pilot Peak, east of the Quincy La Porte Road, about 12 miles north-east of La Porte. 1828 Comment
  SEINET10537557  Arenaria kingii var. glabrescens Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3872 Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  CAS-BOT-BC401819  Argemone munita subsp. rotundata Wayne Roderick 1967-8-5 s.n. Plumas Ca. 2 miles n. of Chilcoot 1524 Comment
  UC1577403  Argemone rotundata C. W. Hanks 1934-8-6 11 Plumas Plumas National Forest, nw end of Sierra Valley Sierra Valley; Plumas National Forest, Sierra Valley 1554 Comment
  CAS-BOT-BC82214  Arnica chamissonis John Thomas Howell 1960-7-22 35872 Plumas Drakesbad 1828 Comment
  RSA123410  Arnica chamissonis subsp. foliosa E. Sawyer 1935-7-2 272 Plumas 1 mile W of Chases 1677 Comment
  CDA11849  Arnica cordifolia G. F. Hrusa, E. Sandoval 1993-5-3 11137 Plumas Snake Lake Vicinity; Snake Lake. Comment
  CHSC60520  Arnica cordifolia L. P. Janeway 1992-5-12 4167 Plumas Plumas National Forest. North side of Lake Davis and Rd 112, ca 6 1/2 mi northwest of the road to the dam. 1780 Comment
  CAS-BOT-BC82359  Arnica cordifolia Clare B. Hardham 1961-6-15 7408 Plumas 3.3 miles southeast of Quincy Comment
  UC134169  Arnica cordifolia Mrs. R. M. Austin 1896-7-1 616 Plumas Willow Lake Lassens Peak, Willow Lake Comment
  CAS-BOT-BC295858  Arnica dealbata Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC295860  Arnica dealbata Thomas H. Kearney 1945-8-16 s.n. Plumas Near Chester Comment
  JEPS102943  Arnica dealbata L. P. Janeway 2001-7-3 7271 Plumas Northern High Sierra Nevada. Ridge top between head of Third Water Creek and Grizzly Creek/Middle Fork Feather River; along Road 24N28 0.6 km from Road 23N16 1756 Comment
  CHSC79444  Arnica discoidea G. F. Hrusa; B. Smith 1996-7-15 13208 Plumas Sierra Nevada Flora - Plumas National Forest. Hwy 70 approx. 3 mi. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. [Original lat./long. on label is '39 52 N; 120 44 W']. 1530 Comment
  RSA122486  Artemisia arbuscula subsp. arbuscula C. G. Albertus 1935-8-22 273 Plumas 2.5 miles S of Bagley pass 1768 Comment
  SEINET224357 Image available Artemisia cana John Thomas Howell 1959-9-24 Plumas Plumas County: Beckwourth. 1487 Comment
  CHSC94863  Artemisia cana subsp. bolanderi Lowell Ahart 2006-9-21 13339 Plumas On both sides of the dirt road, about 50 yards south of the railroad tracks, about 100 yards west of Beckwourth Calpine Road, about 3/4 mile (air) southwest of Beckwourth, Sierra Valley. 1483 Comment
  RSA724842  Artemisia cana subsp. bolanderi L. Ahart 2006-9-21 13339 Plumas about 50 yards south of the railroad tracks, about 100 yards west of Beckwourth Calpine Road, about 3/4 mile (air) southwest of Beckwourth, Sierra Valley 1484 Comment
  CAS-BOT-BC90404  Artemisia douglasiana John Thomas Howell 1960-8-20 36284 Plumas Kelly Camp, near Drakesbad 1615 Comment
  CHSC34883  Artemisia douglasiana M. S. Taylor 1981-8-31 4258 Plumas Both sides of Hwy 89, ca. 0.5 mi S of Clio. 1341 Comment
  CHSC34888  Artemisia douglasiana M. S. Taylor 1981-8-28 4247 Plumas Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. 1432 Comment
  CHSC92192  Artemisia douglasiana Lowell Ahart; John Dittes 2005-9-20 12454 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  SDSU6186  Artemisia douglasiana D. F. Howe 1960-9-21 2990 Plumas 6 miles north of Greenville on #89. 1219 Comment
  CAS-BOT-BC90410  Artemisia douglasiana Albert Gould; J. D. Schoelier 1928-7-18 363 Plumas Plumas National Forest, Crocker Ridge-Grizzly cut off 1950 Comment
  CHSC44846  Artemisia tridentata Lowell Ahart 1974-10-1 652 Plumas On the west part of the Buzzards Roost Ridge, about 1 mile north of Onion Valley, north of Pilot Peak. 1981 Comment
  UC1552742  Asclepias cordifolia Frederica Bowcutt 1985-6-6 555 Plumas about 15 air mi ne Quincy (along Beckwourth Genesee Road, 1 mi of Drum Bridge); Plumas National Forest Comment
  UCSB46167  Aspidotis californica Reisentz, Paul 1979-5-13 Plumas Near Chambers Creek, 6 mi S of Beldon on Hwy 70 Comment
  CAS-BOT-BC69584  Aspidotis densa John Thomas Howell 1951-6-27 27636 Plumas Jamison Creek. 1828 Comment
  SD9714  Aspidotis densa J. G. Lemmon 1875-1 Plumas Sierra Valley Comment
  JEPS60033  Aspidotis densa W. I. Follett 1937-8-20 Plumas Rich Gulch 1280 Comment
  CAS-BOT-BC97464  Aster W. Harnach; N. Harnach 1990-6-13 369 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  CAS-BOT-BC97477  Aster Clare B. Hardham 1978-8-11 21803 Plumas Red Clover Creek Road 1219 Comment
  CHSC85000  Aster alpigenus var. andersonii L. P. Janeway; B. Castro 2003-9-7 7982 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/ slough/meadow complex between Hidden Lakes and Beauty Lake, 1.1 km south of Long Lake. 2063 Comment
  SEINET10474428  Aster chilensis var. medius Mary Susan Taylor 1981-8-31 Taylor 4251 Plumas California: T22N R12E se1/4 of se1/4 sec 25. Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi S of Clio. Plumas County. 4400 ft. 1341 Comment
  CDA30195  Aster eatonii L. Ahart, J. Dittes 2009-8-28 16353 Plumas On the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam Comment
  RSA59479  Aster intermedius E. K. Balls 1950-9-16 15872 Plumas 5 miles southeast of Graeagle, Sulphur Creek, highway 89. 1372 Comment
  RSA794958  Aster oregonensis L. Ahart, John Dittes 2009-7-27 16183 Plumas About 20 yards north of the poor dirt road, about 10 yards west of a small pond. Headwaters of Grizzly Gulch, 2.1 air miles northeast of Butt Valley Reservoir Dam. 1480 Comment
  CDA13862  Aster radulinus G. F. Hrusa, T. D. Wilfred 1996-8-2 13456 Plumas Sierra Nevada; Terminus of USFS 23N22D. Comment
  NY162005  Aster radulinus R. M. Austin 1875-1 184 Plumas Comment
  RSA60797  Aster radulinus I. L. Wiggins 1948-9-15 12053 Plumas Onion Creek and Middle Fork of the Feather River. Comment
  CHSC78383  Astragalus bolanderi Vernon H. Oswald 2000-7-19 9941 Plumas Between Four Trees and Bucks Lake 0.6 mi east of the Oroville-Quincy Hwy. on Forest Road 23N85Y, southwest of Frenchman Hill. 1752 Comment
  CAS-BOT-BC178758  Astragalus canadensis var. brevidens Gary Schoolcraft 1984-6-27 1273 Plumas 0.4 mile east of Chilccot 1524 Comment
  CDA26630  Astragalus canadensis var. brevidens T. C. Fuller 1968-7-1 17319 Plumas Sierra Nevada; Highway 49 to Loyalton, ca. 6 miles south of Vinton. Sierra Valley. Comment
  CHSC56851  Astragalus lentiformis L. P. Janeway; Garrett Gibson 1991-7-18 4076 Plumas Plumas National Forest. North side of Grizzly Valley ca 1 mi east of Lake Davis. Slope on north side of County Road. 1783 Comment
  CHSC57428  Astragalus lentiformis L. P. Janeway; Garrett Gibson 1991-6-13 4003 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
  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
  CAS-BOT-BC192850  Astragalus pulsiferae Lewis S. Rose 1955-7-19 55152 Plumas Beckworth [Beckwourth] Pass 1493 Comment
  CHSC34272  Astragalus purshii M. S. Taylor 1981-5-10 3681 Plumas E side of Anelope Lake near Pioneer Cabin meadow, ca. 20 air mi ne of Taylorsville. 1536 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
  UC1128867  Astragalus purshii var. tinctus E. Sawyer 1935-5-22 25 Plumas 2 1/2 mi sse Beckwith; Sierraville Quadrangle, sse of Beckwith 1493 Comment
  UC1075639  Athyrium distentifolium var. americanum Robert J. Weatherby 1950-8-11 1518 Plumas upper end Long Lake; Lakes Basin Area 2133 Comment
  RSA333469  Athyrium filix-femina subsp. cyclosorum Dave Kelly, Walter Wisura 1985-8-2 4095 Plumas Butterfly Valley Botanical Area neer Keddie off Highway 70, along Blackhawk Road. Comment
  RSA333470  Athyrium filix-femina subsp. cyclosorum Dave Kelly, Walter Wisura 1985-8-2 4095 Plumas Butterfly Valley Botanical Area near Keddie off Highway 70, along Blackhawk Road. Comment
  SEINET10899693  Athyrium filix-femina var. californicum Mary Susan Taylor 1981-8-19 Taylor 4222 Plumas California: T23N R11E nw1/4 of se 1/4 sec 18. Blue Nose Mt quad. S side of 23N10, 0.3 mi E of Peoria Creek, ca. 2.5 mi W of Sloat. Plumas County. 4400 ft. 1341 Comment
  CAS-BOT-BC66095  Athyrium filix-femina var. cyclosorum Mrs. C. C. Bruce 1899-10-1 s.n. Plumas Butterfly Valley Comment
  CHSC110381  Athyrium filix-femina var. cyclosorum Lowell Ahart 2012-9-5 18432 Plumas About 200 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 LaPorte. 1889 Comment
  CHSC113835  Athyrium filix-femina var. cyclosorum Lowell Ahart 2014-9-9 19894 Plumas Below the high water line, on the sides of Sly Creek, Sky Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  JEPS113940  Atriplex truncata W. and N. Harnach 2000-8-23 1000 Plumas Sierra Valley 1 mile west of the Steel Bridge on Marble Lane. Comment
  SEINET9355340  Balsamorhiza deltoidea Unknown 1982-6-15 5637 Plumas On serpentine slope uphill, 0.8 mi W of jct of rd to Red Hill Lookout and rd to Cherry Hill. (USFS Rd #26N22F); 3.3 mi E of Red Hill Summit, Plumas National Forest. Y25N, R7E, SEC 2 BM: M Plant Systematics Lab/Herb. CDA; Dept. of Food & Agric. Comment
  RSA121104  Balsamorhiza hookeri E. Sawyer 1935-5-21 3 Plumas 3/4 mile WSW of Beckwith. 1494 Comment
  CHSC45641  Balsamorhiza sagittata Vernon Oswald 1984-7-5 1349 Plumas Pacific Crest Trail 1.2 mi E of Humboldt Summit. 2026 Comment
  CHSC55659  Balsamorhiza sagittata K. R. Stern 1985-6-25 8318 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC69991  Balsamorhiza sagittata L. P. Janeway 1997-5-7 5115 Plumas Along Beckwourth-Genesee Road 3.7 mi southeast of Indian Creek. Above Red Clover Creek. 1365 Comment
  CAS-BOT-BC100095  Balsamorhiza sagittata John Thomas Howell 1960-7-21 35804 Plumas slopes near Terminal Geyser 1828 Comment
  NY572122  Bassia hyssopifolia W. Harnach 2000-8-23 999 Plumas Sierra Valley; 1 mile west of the Steel Bridge on Marble Lane. 1485.9 Comment
  CHSC37007  Beckmannia syzigachne M. S. Taylor 1982-8-27 5068 Plumas Ramelli Ranch where Feather River crosses RR tracks, ca. 1.5 mi sw of Beckwourth. 1487 Comment
  POM106525  Betula nana Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC102170  Bidens cernua John Thomas Howell 1961-9-23 36871 Plumas Cooks Creek near Engelmine 1082 Comment
  CHSC63695  Bidens cernua var. cernua Vernon H. Oswald 1994-9-6 6473 Plumas Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  CHSC1341  Bistorta bistortoides 1932-5-28 Plumas Near Chester. 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-BC16874  Boechera Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1830 Plumas The Butterfly Botanical Area and Vicinity. At confluence of Butterfly Creek and Spanish Creek. 883 Comment
  JEPS99041  Boechera Robert E. Preston 1982-4-29 271 Plumas Hwy 70, N side of Chips Creek. 656 Comment
  CHSC41272  Boechera arcuata J. D. Jokerst 1984-5-14 2011 Plumas SE of Genesee Valley, S of Ward Cr. 1463 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
Read comments
Mar 24 2009
  CAS-BOT-BC13856  Boechera inyoensis M. S. Taylor 1982-7-21 4893 Plumas Ca. 5 miles southeast of Quincy. Around south end of Bachs Creek Ridge. 1752 Comment
  SEINET4339632  Boechera peirsonii C. D. Bailey 2009-7-21 291 -C. D Plumas Sierra Nevada: Plumas National Forest, in the Lakes Basin area west of Graeagle and east of Sierra City. Southeastern side of Mt. Elwell. 2083 Comment
  CAS-BOT-BC14255  Boechera pinetorum John Thomas Howell; Gordon H. True 1973-7-31 50131 Plumas Sierra Nevada. Diamond Range. On road from Janesville to Thompson Peak. 1981 Comment
  CHSC87831  Boechera pinetorum Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 10995 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1517 Comment
  CHSC62535  Boechera platysperma B. Castro 1993-7-20 484 Plumas Ca 2 air mi W of Bucks Lake, ca 1 mi N of Grizzly Ck, on ridge between USFS Rds 23N42 and 23N42A. 1645 Comment
  CAS-BOT-BC14655  Boechera rectissima John Thomas Howell 1960-7-19 35636 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC58185  Boechera rectissima Vernon H. Oswald; Lowell Ahart 1992-6-22 5016 Plumas Ca. 0.4 mi N of the park boundary along the services road into Terminal Geyser, ca. 0.5 mi ENE of Little Willow Lake. Bordering the road. 1767 Comment
  UCSB27408  Boechera rectissima Kunze, G. 1971-6-6 Plumas California 89; 5 miles south of Canyon Dam 1158 Comment
  CAS-BOT-BC25411  Boechera retrofracta John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2437 Plumas Butterfly Botanical Area and Vicinity. From vicinity of Butterfly Creek mouth. 883 Comment
  CAS-BOT-BC25585  Boechera retrofracta Alice Eastwood 1927-6-17 14684 Plumas United States Forest Reserve. Long Valley. Comment
  CHSC472  Boechera retrofracta E. Wager 1937-5-15 Plumas Feather River canyon. Comment
  UCD147799  Boechera retrofracta Allyson Ayalon; Lucie Jerabkova 2012-8-1 152 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CHSC34289  Boechera suffrutescens M. S. Taylor 1981-8-25 4237 Plumas Red Hill Lookout, ca. 3 air mi ne of Belden. 1920 Comment
  RSA59259  Boisduvalia densiflora var. densiflora E. K. Balls 1950-8-31 15551 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  RSA512852  Boisduvalia densiflora var. densiflora J. T. Howell 1961-9-24 36904 Plumas Sierra Nevada: Feather River bed southwest of Beckworth. 1488 Comment
  NY144280  Botrychium californicum R. M. Austin 1897-7-2 s.n. Plumas Near Quincy Comment
  UC123118  Botrychium multifidum Mrs. R. M. Austin Sep 1896 358 Plumas Quincy Comment
  UC123119  Botrychium multifidum Mrs. R. M. Austin Jul 1874 290 Plumas Butterfly Valley Comment
  CHSC82538  Botrychium simplex var. compositum Lowell Ahart; John Dittes 2002-6-17 9728 Plumas In meadow, about 150 yards south of the road, about 3/4 mile (air) west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1716 Comment
  CHSC82546  Botrychium simplex var. compositum Lowell Ahart; Peter Ahart 2002-7-24 9921 Plumas In a meadow, near a pond, about 200 yards north of Lumpkin Ridge Road, about 3/4 mile (air) northeast of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1634 Comment
  CHSC82557  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9866 Plumas In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  JEPS99055  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9863 Plumas 1 air mi NE of Little Grass Valley Reservoir dam (4 air mi NW of La Porte); Lumpkin Ridge Road 1714 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-BC127711  Brickellia greenei Lowell Ahart 1986-9-10 5393 Plumas Along the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte 1706 Comment
  CAS-BOT-BC478970  Brodiaea californica subsp. californica H. C. Cantelow 1949-6-11 6 Plumas Feather River Canyon Comment
  UCR123514  Brodiaea coronaria subsp. coronaria George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6859 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  PASA502  Brodiaea hyacinthina Margaret Stason 1932-6-22 445 Plumas Camp Ground, Lake Almanor Comment
  SJSU11268  Bromus carinatus S. H. Casey 1980-6-18 Plumas Chandler Road, Quincy Comment
  CAS-BOT-BC149313  Bromus carinatus var. carinatus Clare B. Hardham 1978-8-11 21763 Plumas About 5 miles southeast of Thompson Peak. Comment
  CAS-BOT-BC149324  Bromus carinatus var. carinatus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54305 Plumas Sierra Nevada. East side of Indian Valley just north of Taylorsville. 1112 Comment
  CAS-BOT-BC148702  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35931 Plumas Volcanic National Park. Drakesbad. 1828 Comment
  SBBG115956  Bromus carinatus var. marginatus C. B. Hardham 1970-8-9 17716 T Plumas rd to Thompson Pk Lookout 1981 Comment
  CAS-BOT-BC155967  Bromus commutatus John Thomas Howell 1955-7-20 30867 Plumas Sierra Nevada. Mohawk. 1371 Comment
  UCD58461  Bromus commutatus John Thomas Howell 1961-6-21 36666 Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC155313  Bromus inermis John Thomas Howell 1962-6-19 37876 Plumas Sierra Nevada. Vinton. 1508 Comment
  CAS-BOT-BC155315  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43377 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CHSC69485  Bromus inermis subsp. inermis James D. Jokerst 1985-6-10 2395 Plumas Indian Creek Small Hydro Survey. Adjacent to Hwy. 70 at diversion ca. 1 mi NE of Indian Falls. 1036 Comment
  CAS-BOT-BC155326  Bromus laevipes s.n. Plumas Sierra Valley. Comment
  CAS-BOT-BC162144  Bromus orcuttianus John Thomas Howell 1968-6-11 2368 Plumas Sierra Nevada. Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creeek. 883 Comment
  CHSC88192  Bromus orcuttianus Lowell Ahart 2004-7-27 11319 Plumas On the west side of the dirt road (Forest Road 10), about 100 yards northeast of the bridge across Hopkins Creek, about 1 1/4 miles (air) southwest of Blue Nose Mountain, about 9 3/4 miles (air) northeast of La Porte. 1711 Comment
  JEPS107633  Bromus orcuttianus Lowell Ahart, Josephine Guardino 2005-8-9 12268 Plumas Meadow near forest edge, north of a small drainage that runs into Fant Creek, about 200 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  OBI22381  Bromus orcuttianus Lewis S. Rose 1966-7-27 66060 Plumas Butterfly Valley 3 mi W of Keddie 1067 Comment
  CAS-BOT-BC162146  Bromus orcuttianus John Thomas Howell 1960-7-17 35494 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC161351  Bromus tectorum John Thomas Howell 1977-6-20 52410 Plumas SIerra Nevada. On the peninsula of Lake Almanor. 1371 Comment
  CAS-BOT-BC161352  Bromus tectorum John Thomas Howell 1955-7-19 30755 Plumas Sierra Nevada. Beckwourth. 1493 Comment
  JEPS120563  Calamagrostis canadensis B. Castro and L. P. Janeway 2003-9-6 1451 Plumas High Cascade Range. along un-named lake split by the Caribou Wilderness Area boundary, ca 1.5 mi west of Hay Meadow. Comment
  RSA59401  Calamagrostis stricta subsp. inexpansa E. K. Balls 1950-9-8 15719 Plumas Lakes Center Public Camp. 2043 Comment
  CHSC112575  Calandrinia ciliata B. Castro; L. P. Janeway 2007-6-7 1629 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. Just W of channel of Thompson Creek, downstream of small rock dam, ca 300 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  CHSC67322  Calocedrus decurrens James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2567 Plumas Top of Red Mtn. Above Rich Gulch Rd., N of Hwy. 70. Comment
Read comments
May 4 2012
  UC625475  Calochortus coeruleus Frank W. Gould 1938-6-26 456 Plumas 3 mi n Greenville 1127 Comment
  CHSC64481  Calochortus leichtlinii B. Castro; G. Kuenster 1994-6-30 521 Plumas Ca. 0.1 mi SE of Grizzly Mtn (=Red Mtn on some maps), in grassy areas within serpentine outcrop on N side of USFS Rd 23N69. 1911 Comment
  CHSC67407  Calochortus leichtlinii J. D. Jokerst 1984-6-13 2052 Plumas Traversed by USFS road 26N08 north of Cottonwood Cr. 1371 Comment
  SEINET5323725  Calochortus leichtlinii W. Harnach, N. Harnach 1990-6-13 364 Plumas Sierra Valley, SW of Beckwourth, Ramelli Ranch (USFS) 1487 Comment
  CAS-BOT-BC491826  Calochortus leichtlinii John Thomas Howell 1951-6-27 27560 Plumas Johnsville 1584 Comment
  CAS-BOT-BC491839  Calochortus leichtlinii Margaret Williams; Emily McPhersen 1974-8-5 74 -P-8 Plumas Above Silver Lake, Trail to Mt. Elwell, Lakes Basin 2133 Comment
  UCSB16089  Calochortus leichtlinii Breedlove, Dennis 1962-6-13 Plumas Along State Highway 89, 2 miles south of Graeagle, Sierra Nevada 1402 Comment
  CAS-BOT-BC483474  Calochortus minimus Marion Ownbey; Ruth P. Ownbey 1938-7-14 1740 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor Comment
  CHSC2442  Calochortus nudus R. Carter 1965-7-6 268 Plumas Found 0.25 mi. S of intersection of Oroville-Quincy Rd. and U. S. F. S. road 24N33, on N side of Oroville-Quincy Rd. ca. 15' from road. 1767 Comment
  OBI76988  Calochortus nudus Anthony Baniaga 2011-7-26 470 Plumas Lassen Natl Forest. Along F.S. 10, near jctn with "YA" spur. Red Cinder Quad T29N R7E sec 3 SE of SE 1793 Comment
  SBBG22517  Calochortus nudus H. and M. Dearing 1938-7-1 2256 Plumas 1 mi E of Lake Almanor Comment
  JEPS48662  Caltha biflora Esther C. Fritz 1933-7-4 Plumas Spanish Peak Comment
  CHSC21536  Caltha leptosepala var. biflora D. Brink; L. Mayer 1975-7-8 Plumas Buck's Lake. Comment
  CAS-BOT-BC90963  Calycanthus occidentalis John Thomas Howell 1962-6-16 37636 Plumas Sierra Nevada. Lewisia Rock, Feather River North Fork. 640 Comment
  RSA0051508  Calycanthus occidentalis Jim R. Shevock 1972-5-19 1788 Plumas Feather River Canyon, Highway 70. 609 Comment
  OBI48881  Calyptridium monospermum Joseph Andorfer Ewan 1934-7-18 8577 Plumas Camp Caldwell at Dentens, Mohawk Valley 1615 Comment
  CDA18485  Calyptridium umbellatum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3371 Plumas Sierra Nevada; Walker Plains. Basalt formation along the Plumas-Butte county line. 1554 Comment
  CHSC110241  Calyptridium umbellatum L. P. Janeway 2012-6-2 10848 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  UCD100400  Calyptridium umbellatum F. H. Bolster 1912-9-1 84 Plumas Feather River Canyon. 762 Comment
  UCD22671  Calyptridium umbellatum Andrea Alfaro 1990-5-12 9 Plumas Quincy quadrangle. On the side of a road. Comment
  UCD126111  Calystegia malacophylla Matt Georgeff 1992-5-17 16 Plumas Snake Lake Campgrounfd, 15 miles W of Quincy. Comment
  CHSC21294  Calystegia occidentalis subsp. occidentalis F. T. Griggs; A. Pass 1975-7-8 106 Plumas Buck's Lake Forest Service Survey Comment
  CHSC33820  Calystegia occidentalis subsp. occidentalis M. S. Taylor; M. Foster 1981-6-2 3821 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
  CHSC9708  Calystegia occidentalis subsp. occidentalis Nancy Mosman 1971-7-11 75 Plumas Along e side of road ca. 1.3 mi s of Belden turnoff and Hwy 70. 1025 Comment
  CHSC61596  Camassia quamash Arthur C. Barrett 1915-6-24 21 Plumas Boulder Creek Ranger Sta. Meadow. 1645 Comment
  CHSC75415  Camassia quamash subsp. breviflora Vernon H. Oswald 1999-5-26 9730 Plumas Rest Area on Hwy. 89 between Hwy. 36 and Prattville on the south side of Lake Almanor. 1389 Comment
  SEINET13710061  Camissonia tanacetifolia Lowell William Ahart, Lowell William Ahart 2001-1 9208 Plumas Lake Almanor, 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  RSA186588  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18415 Plumas Hwy 49, 2.4 miles WNW of Sierraville Comment
  JEPS11744  Campanula prenanthoides Tom Harris, E. Fritz July 1926 Plumas Meadow Valley 1158 Comment
  SEINET10463008  Campanula prenanthoides Wheeler WHEELER s.n. Plumas Cascade Comment
  SEINET10463806  Campanula scouleri Joseph Clemens 1920-8-11 Clemens s.n. Plumas Greenville Comment
  SEINET10463869  Campanula wilkinsiana Holt 1942-8-9 Holt s.n. Plumas Deer Creek Meadows 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
  CHSC36217  Cardamine nuttallii var. covilleana M. S. Taylor 1982-6-1 4580 Plumas Between spur rd and 27N92, nw of Goldstrip Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CHSC71138  Cardamine pachystigma L. P. Janeway 1998-3-30 5438 Plumas East side of ravine draining East Branch North Fork Feather River at Rich Bar; above Hwy 70. Almost to the edge of the creeklet. 792 Comment
  CHSC81356  Cardamine pachystigma L. P. Janeway 1996-4-11 4953 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  UCD20956  Carex E. Bortiri 2002-6-1 WFC 4 Plumas Faggs Pond, South of Bucks Lake, Plumas NF. Plumas Co. Comment
  CHSC55546  Carex abrupta L. P. Janeway 1990-6-28 3744 Plumas Near Joseph Creek about half waybetween Little Grizzly Creek and the top of Grizzly Ridge. 1950 Comment
  CHSC87992  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11172 A Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CHSC52742  Carex amplifolia Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  CAS-BOT-BC17835  Carex amplifolia W. I. Follett 1943-8-9 s.n. Plumas Rich Gulch. 883 Comment
  CHSC92303  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
  CHSC97224  Carex angustata Lowell Ahart; Josephine Guardino 2007-7-21 14387 Plumas About 40 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  CAS-BOT-BC17923  Carex angustata W. I. Follett 1928-6-10 s.n. Plumas Virgilia. 845 Comment
  CAS-BOT-BC17932  Carex angustata L. P. Janeway 1990-7-3 3760 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Compartment. 1905 Comment
  JEPS107731  Carex athrostachya Lowell Ahart, John Dittes 2005-9-19 12397 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  OBI6460  Carex athrostachya Lewis S. Rose 1967-7-9 67143 Plumas Quincy 1036 Comment
  UC822940  Carex athrostachya Lewis S. Rose 1932-9-5 32617 Plumas Jamison Lake Comment
  RSA98025  Carex athrostachya C. R. Quick 1952-9-5 52 -298 Plumas Northwest of Almanor. 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
  UC1100511  Carex aurea Malcolm A. Nobs, S. Galen Smith 1949-8-19 1450 Plumas bog and marsh at Butterfly Valley Butterfly Valley Comment
  CHSC65853  Carex bolanderi L. P. Janeway 1995-8-30 4904 Plumas Along West Branch Humbug Creek 2.3 mi south of Smith Peak. 1630 Comment
  SEINET191585  Carex bolanderi Lewis S. Rose 1939-6-8 39271 a Plumas S. end of Lake Almanor 1372 Comment
  CHSC41158  Carex brainerdii L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-10 1207 Plumas Along the Hungry Creek Rd ca 1/2 mi north of the Antelope Res Rd. 1554 Comment
  CAS-BOT-BC19640  Carex brainerdii L. P. Janeway 1990-6-15 3717 Plumas Plumas National Forest. Beckwourth Ranger District. 1524 Comment
  SEINET10752414  Carex brainerdii Lawrence P. Janeway 1984-7-22 Janeway 929 Plumas Bucks Lake SE quad T23N, R8E, border of secs. 20, 29. Summit above Lookout Rock, 1 1/2 mi. NE of Mt Ararat. 1815 Comment
  SEINET7552659 Image available Carex brainerdii Clarence R. Quick 1955-6-21 55 -33 Plumas Near S. E. end of Lake Almanor Comment
  CAS-BOT-BC110187  Carex buxbaumii John Thomas Howell 1976-7-15 51872 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CHSC54422  Carex capitata Vernon H. Oswald 1991-7-17 4752 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. On the north and west borders of the lake. 1828 Comment
  JEPS121734  Carex cusickii L. P. Janeway 2014-7-16 11547 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the middle of Happy Valley. Comment
  CAS-BOT-BC20557  Carex diandra Lowell Ahart 1980-10-6 2671 Plumas Sierra Nevada. Lake, 0.5 mile west of Fowler Peak. 1700 Comment
  CAS-BOT-BC19846  Carex echinata Anna Head 1921-7-28 s.n. Plumas Feather River Region. Meadows by Grass Lake. Comment
  CAS-BOT-BC20081  Carex echinata Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-8-19 1449 Plumas Butterfly Valley. Comment
  CAS-BOT-BC20088  Carex echinata Lowell Ahart 1979-8-16 s.n. Plumas East of Ohio Ravine. 1700 Comment
  RSA286272  Carex echinata subsp. echinata Robert F. Thorne 1974-7-30 45008 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  CHSC77067  Carex feta G. Douglas Barbe; T. C. Fuller 1982-6-14 3689 Plumas Quincy Region. W end of Quincy, Hwy 70 and Lawrence St. at Chevron station. 1036 Comment
  CAS-BOT-BC32027  Carex geyeri L. P. Janeway 1990-8-16 3831 Plumas Babcock Peak quad, Ca 0.2 mi N of Meadow Cr, halfway btw Red Clover Cr and Mt. Ingalls 2011 Comment
  CHSC41153  Carex geyeri L. P. Janeway; Randy Harrison 1985-5-22 1200 Plumas Plumas National Forest. Near and north of Middle Fork Feather River, 2.4 mi w of Lee Summit on F.S. Rd 23N22. 1478 Comment
  CHSC60160  Carex geyeri L. P. Janeway 1992-6-9 4225 Plumas Plumas National Forest. Northeast side of Grizzly Ridge between Joseph Creek and Cascade Creek; ca .8 mi southwest of Little Grizzly Creek. 1897 Comment
  SEINET10652727  Carex geyeri Lawrence P. Janeway 1990-8-16 Janeway 3831 Plumas Babcock Peak Quad, T25N, R12E, N 1/4 of SW 1/4 of Sec 23. Ca. 0.2 mile north of Meadow Creek and ca. half-way between Red Clover Creek and Mount Ingalls. White Fir Forest with Jeffrey Pine, Red Fir, Incense Cedar: gentle north-facing slope; rocky volcanic soil; in small openings and partial shade; in open with C. Rossii, C. brainerdii; in shade with Symphoricarpus acutua; often with Ceanothus velutinus, C. prostratus, Arctostaphylos patula. 2012 Comment
  CHSC55557  Carex hoodii L. P. Janeway 1990-7-2 3750 Plumas Plumas National Forest. About 100 ft west of Paradise Cr and about 1/2 mi south of Little Grizzly Cr. At an old logging landing and dirt road opening. 1859 Comment
  SEINET7562373 Image available 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). 1777 Comment
  CHSC63291  Carex integra Lowell Ahart 1994-6-15 7343 Plumas About 200 yards east of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  CHSC100043  Carex laeviculmis Lowell Ahart 2008-7-9 15058 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1645 Comment
  CHSC118717  Carex lasiocarpa Wendy Boes 2014-8-6 2014020 Plumas Wetland above Gray Eagle Lodge, Lakes Basin, Plumas National Forest. UTM 700074 E, 4399690 N, NAD83, Zone 10N. 2109 Comment
  CHSC43006  Carex lemmonii L. P. Janeway; B. Castro 1987-7-17 2488 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. 1584 Comment
  CHSC55440  Carex lemmonii L. P. Janeway 1990-7-11 3785 Plumas Plumas National Forest. Halfway between Paradise Creek and Emigrant Creek, and about 2/3 mi south of Little Grizzly Creek. 1874 Comment
  SD71003  Carex lemmonii John Thomas Howell 1960-7-23 35946 Plumas Lassen Volcanic National Park; Drakesbad; meadow near soda spring. 1676 Comment
  CDA14003  Carex lenticularis G. F. Hrusa, T. D. Wilfred 1997-6-26 13920 Plumas Sierra Nevada; About Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CHSC84929  Carex lenticularis var. lipocarpa L. P. Janeway; B. Castro 2003-9-6 7976 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  JEPS104612  Carex lenticularis var. lipocarpa Lowell Ahart 2003-7-18 10431 Plumas In a drainage, in a meadow, ca 150 yd south of the road, ca 3/4 mi w of Lumpkin Ridge Rd, ca 1 mi se of Tamarack Flat, ca 2 mi (air) nw of Little Grass Valley Reservoir dam, ca 5 mi (air) nw of La Porte. 1730 Comment
  SEINET7564701 Image available Carex lenticularis var. lipocarpa Lowell Ahart 2003-7-18 10431 Plumas About 150 yards south of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1731 Comment
  UC1075694  Carex luzulifolia Robert J. Weatherby 1955-6-26 1543 Plumas Mud Lake, Lakes Basin Area 2103 Comment
  CHSC118841  Carex luzulina Noah Siegel 2016-6-3 2016001 C Plumas Plumas National Forest. Located south of Rush Creek Hill just north of Eagle Rock and south of Forest Road 26N67. UTM 660079 E, 4436133 N, NAD 83 Zone 10 North. 1889 Comment
  CHSC96051  Carex mariposana L. P. Janeway 2006-9-9 8876 Plumas High Cascade Range. Near end of Road 29N02Y, 0.8 km southwest of confluence of Panther Creek and North Arm Rice Creek; 1.2 km northeast of Blue Lake. 1932 Comment
  JEPS104625  Carex mendocinensis Lowell Ahart 2000-5-21 8381 Plumas W side of Caribou Road, about 4 mi (air) NE of Belden 853 Comment
  CAS-BOT-BC32072  Carex multicaulis John Thomas Howell 1961-6-21 36641 Plumas Greenville 1097 Comment
  CAS-BOT-BC32231  Carex multicostata L. P. Janeway; Jannice Cutler 1992-5-27 4205 Plumas Crocker Mt quad. S side of Dotta Canyon 2.2 mi SE of Beckwourth-Genesee Road. 1706 Comment
  CDA17811  Carex nebrascensis G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-25 3323 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  JEPS63506  Carex nebrascensis W. L. Jepson 1939-8-14 19412 Plumas Willow Creek 1828 Comment
  CHSC110385  Carex nervina Lowell Ahart 2012-9-5 18436 Plumas Meadow at the end of a small stream that flowes 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 LaPorte. 1889 Comment
  CHSC47010  Carex nervina L. P. Janeway 1989-8-4 3555 Plumas Plumas National Forest. East side of Eureka Ridge near headwater springs of Bear Cr. 1889 Comment
  CHSC55565  Carex nervina L. P. Janeway 1990-6-27 3732 Plumas Plumas National Forest. Headwaters of Joseph Creek on northeast side of Grizzly Ridge. 2103 Comment
  UCR115311  Carex nervina G. D. Barbe, T. C. Fuller 1982-6-16 3789 Plumas Plumas National Forest. Meadow below Mud Lake, 0.75 mi northeast of Eisenheimer Peak. 2098 Comment
  CAS-BOT-BC119521  Carex nudata John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2170 Plumas Mouth of Butterfly Creek. 883 Comment
  CHSC46043  Carex nudata L. P. Janeway 1987-5-28 2105 Plumas At edge of Indian Cr, 2.0 mi NE on hwy 89 from hwy 70. 914 Comment
  CAS-BOT-BC119522  Carex nudata John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2452 Plumas Butterfly and Spanish Creeks, from water's edge near near confluence. 883 Comment
  CAS-BOT-BC119293  Carex occidentalis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54397 Plumas Meadow and meadow borders, 0.3 mi SW of Bucks Summit on road to Bucks Lake. 1645 Comment
  CAS-BOT-BC9325  Carex pachycarpa L. Whitney 1934-8-16 1975 Plumas N.W. end of Grizzly Valley - Plumas National Forest Comment
  UC1100507  Carex pellita Malcolm A. Nobs, S. Galen Smith 1949-8-19 1442 Plumas Butterfly Valley Comment
  JEPS28363  Carex pellita George W. Gillett 1957-7-13 752 Plumas growing in meadows across the creek from Devils Kitchen; Lassen Volcanic National Park 1859 Comment
  CAS-BOT-BC118134  Carex rossii John Thomas Howell; R. C. Barneby 1954-5-14 29560 Plumas 11 mi NW of Blairsden Comment
  CHSC55444  Carex rossii L. P. Janeway 1990-7-3 3758 Plumas Plumas National Forest. About 100 m west of Paradise Creek and about 2/3 mi south of Little Grizzly Creek. 1874 Comment
  CAS-BOT-BC118129  Carex rossii John Thomas Howell 1960-7-21 35832 Plumas Meadowy forest floor NW of Willow Lake. 1706 Comment
  CAS-BOT-BC118136  Carex rossii John Thomas Howell; R. C. Barneby 1954-5-14 29556 Plumas 2 mi E of Blairsdan 1493 Comment
  HSC86853  Carex rossii L. P. Janeway, Gary Benson, Leigh Wingett 1985-8-20 1210 Plumas 1.5 mi. N of Middle Fork Feather River and 4.5 mi. S of Quincy, 9.9 mi. E of Deanes Valley on FS 24N28 & 23N17 1780 Comment
  SEINET10818096  Carex rostrata Mary Susan Taylor 1982-7-12 Taylor 4819 Plumas T23N R11E sw1/4 sec 21. Blue Nose Mt quad. Abundant in wet montane meadow in McRae Meadow, ca. 6 mi w of Mohawk. With Trifolium repens, Geum macrophyllum. 1890 Comment
  UCD69265  Carex scabriuscula D. Sanchez-Mata; D. Sanchez-Mata and P. Rodriguez-Rojo 1997-8-16 s.n. Plumas Rich Bar-Virgilia. Plumas National Forest. Serpentine Canyon. 800 Comment
  CAS-BOT-BC117523  Carex sheldonii L. P. Janeway 1992-6-4 4210 Plumas South side of road to Plumas-Eureka State Park (Rd 506) across from turn to Plumas Pines, 1341 Comment
  CHSC107909  Carex specifica L. P. Janeway 2011-8-23 10668 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.7 road km east of Road 22N60; 2.4 air km east-northeast of the northeast corner of Little Grassy Valley Reservoir. Small grassy openings in north-facing slopes. 1719 Comment
  UC1748288  Carex specifica L. P. Janeway 1999-7-17 6510 Plumas gentle S-facing slope at the wide saddle of Humboldt Summit 2020 Comment
  CHSC63484  Carex straminiformis Lowell Ahart 1994-7-20 7480 Plumas North of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  CHSC103119  Carex subfusca Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16109 Plumas Man made depression about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC108085  Carex subfusca Lowell Ahart 2011-9-17 17662 Plumas On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CHSC61685  Carex subfusca L. P. Janeway; Jim Battagin, Rob Russell 1993-8-4 4490 Plumas Plumas National Forest. Along Dolly Creek at upper portion of the Walker Mine tailings. 1749 Comment
  CHSC94144  Carex subfusca Lowell Ahart 2006-7-9 12923 Plumas Small seep in a small open area in brush, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1678 Comment
  JEPS107616  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
  CAS-BOT-BC115409  Carex utriculata John Thomas Howell 1951-6-27 27605 Plumas McRae Meadow. 1981 Comment
  CAS-BOT-BC115413  Carex utriculata Alice S. Mulford 1944-8-14 s.n. Plumas Lower end of Smith Lake on shore. 1874 Comment
  CAS-BOT-BC115415  Carex utriculata M. S. Taylor 1982-7-12 4819 Plumas McRae Meadows, ca 6 mi W of Mohawk. Blue Nose Mt quad. 1889 Comment
  SEINET7579974 Image available Carex vesicaria Unknown 2003-9-6 7977 Plumas Red Cinder 7.5' quad, High Cascade Range, along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Red Cinder 7.5' quad. 2057 Comment
  JEPS115201  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
  LA209200  Castilleja applegatei A. A. Heller; P. B. Kennedy 1907-6-3 Plumas hills above Red Clover Valley Comment
  CAS-BOT-BC249728  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-14 4832 A Plumas Along 26N58 in s side of Bullfrog Ravine, ca. 3 air mi w of Indian Falls on Hwy 89 1645 Comment
  CAS-BOT-BC249747  Castilleja applegatei subsp. pinetorum John Thomas Howell 1951-6-28 27715 Plumas Eureka Peak 2255 Comment
  CAS-BOT-BC249751  Castilleja applegatei subsp. pinetorum Mary Strong Clemens 1920-6-28 s.n. Plumas Quincy Comment
  CAS-BOT-BC249752  Castilleja applegatei subsp. pinetorum Mary E. Wall 1939-6-25 s.n. Plumas Brush Cr. ranger station Comment
  JEPS115168  Castilleja applegatei subsp. pinetorum Lowell Ahart, John Dittes 2009-7-15 16095 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  JEPS81445  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-5-25 4538 Plumas ca 2 air mi sw Sloat (4.4 mi w of Lee Summit, s side Fells Creek Rd (23N22)); Spring Garden Quad. 1310 Comment
  JEPS81451  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-14 4826 Plumas ca 1 mi s Onion Flat (Soda Creek Rd, ca 3 mi n of Twain); Almanor SW Quad. 1463 Comment
  JEPS81466  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-9 4945 Plumas ca 3 air mi sse Canyon Dam (just n of Rattlesnake Hill, on e side of 26N16Y); Almanor NE Quad. 1859 Comment
  RSA755689  Castilleja applegatei subsp. pinetorum L. Ahart, John Dittes 2009-7-15 16095 Plumas Under the power line on the south side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  JEPS100466  Castilleja arachnoidea Dean W. Taylor 2001-6-28 17821 Plumas Diamond Mountains, Snow Lake (ca. 2 air miles east of Frenchman Lake), growing on the edge of Forest Road 24N44 1859 Comment
  JEPS3892  Castilleja arachnoidea Mrs. Emanuel Esther C. Fritz 1933-7-15 Plumas Summit of Spanish Peak along road Summit of Spanish Peak 2133 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
  UC174566  Castilleja lacera A. A. Heller and P. B. Kennedy 1907-7-6 8752 Plumas Red Clover Valley Comment
  CHSC75543  Castilleja linariifolia G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3117 Plumas At northwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC21668  Castilleja miniata D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake Forest Service Survey. Comment
  SEINET14062774  Castilleja miniata A. A. Heller, P. B. Kennedy 1907-7-5 8736 Plumas Red Clover Valley. Comment
  UC1063335  Castilleja miniata G. T. Nordstrom 1934-7-2 162 Plumas 1.5 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1584 Comment
  SDSU10557  Castilleja miniata R. M. Beauchamp 1965-7-17 Plumas Growing beside the Feather River, 1/2 mile N of Chester. Comment
  SEINET10549612  Castilleja miniata Mary Susan Taylor 1982-8-9 Taylor 4943 Plumas T26N R8E se sec 3. Almanor NE quad. Along creek in wet & dry area, e side of 26N16Y, just n of Rattlesnake Hill, ca. 3 mi sse of Canyon Dam. Mixed Evergreen Forest; 6100 ft. 1859 Comment
  JEPS95833  Castilleja miniata subsp. miniata Lowell Ahart 1999-7-15 8094 Plumas about 50 yards east of the Quincy La Porte Road; about 3/4 mile south of Onion Valley; about 1 mile northwest of Pilot Peak; about 9 miles (air) northeast of La Porte 1828 Comment
  CAS-BOT-BC241041  Castilleja pilosa M. S. Taylor 1982-5-28 4558 Plumas Squaw Valley at jct of 26N70 and 28N10, ca. 16 mi s of Milford 1706 Comment
  CAS-BOT-BC241042  Castilleja pilosa John Thomas Howell 1962-6-18 37763 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC112571  Castilleja pilosa B. Castro; L. P. Janeway 2007-6-9 1627 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, near low knolls with rounded granitic rock outcrops, ca 450 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  UC1094747  Castilleja pilosa Francia Chisaki 1956-5-31 893 Plumas 1.3 mi s Sattley road junction with Highway 40 Alt. (on road to Sattley, s of Beckwourth); Sierra Valley Comment
  CHSC102639  Castilleja tenuis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16135 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
  CHSC116157  Castilleja tenuis Lowell Ahart 2015-7-4 20275 Plumas About 110 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
  UC1063414  Castilleja tenuis E. Sawyer 1935-7-1 262 Plumas 2.5 mi wnw Crow; Plumas National Forest, Sierraville Quad. 1676 Comment
  UCD20964  Castilleja tenuis E. Bortiri 2002-6-21 WFC 12 Plumas Rocky Point East, Ramelli Ranch , near Portola. Comment
  JEPS82979  Ceanothus Toni Fauver 1984-5-13 227 Plumas Caribou rd to Humbug Valley Feather River 1371 Comment
  UC1281386  Ceanothus X flexilis H. E. McMinn 1941-8-27 5393 Plumas n Blairsden; n of Blairsden Comment
  SBBG120147  Ceanothus arcuatus L. P. Janeway 2007-5-20 8996 Plumas NE corner of Meadow Valley at jct of Bucks Lake Rd, Spanish Ranch Rd, and Spanish Crk 1106 Comment
  SJSU771  Ceanothus cordulatus A. W. Jacobs 1942-6-27 Plumas Almanor Comment
  UC1070973  Ceanothus cordulatus D. Axelrod 1934-6-4 8 Plumas sw La Porte; Downieville quad 1645 Comment
  UC1070985  Ceanothus cordulatus R. Roseberry 1934-11-4 3 Plumas 1.5 mi ne Johnsville; Downieville quad, Plumas Nat. For. 1493 Comment
  UC535883  Ceanothus cordulatus Elmer I. Applegate 1929-6-21 5819 Plumas Warner Valley Mt. Lassen Comment
  CAS-BOT-BC49180  Ceanothus cuneatus John Thomas Howell 1959-9-21 34775 Plumas N. Fk. Feather River near Belden 701 Comment
  CAS-BOT-BC49225  Ceanothus cuneatus C. R. Quick 1942-8-3 42 -56 Plumas SE of Meadow Valley on the Rock Creek Road Comment
  CAS-BOT-BC50769  Ceanothus integerrimus David D. Keck 1932-7-3 1648 Plumas Northern Sierra Nevada - Quincy - Hillside south of town (forested). 1188 Comment
  CHSC9733  Ceanothus integerrimus Nancy Mosman 1971-7-17 112 Plumas Along side of slope 75 ft e of Hwy 32 ca. 3.8 mi s of Chester, Calif. 1371 Comment
  UC338451  Ceanothus integerrimus Lemmon 1889-5-27 Plumas Mohawk Valley Comment
  UCD111983  Ceanothus integerrimus James I. Mallory 1969-8-21 357 Plumas 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  RSA60217  Ceanothus integerrimus var. puberulus E. K. Balls 1950-9-6 15691 Plumas 0.6 miles W of Spring Garden, betw Quincy and Portola, Hwy 24. 1220 Comment
  UC338185  Ceanothus lemmonii Lemmon May 1874 Plumas Thompsons ranch, near Quincy Comment
  CAS-BOT-BC63371  Ceanothus prostratus Mary Strong Clemens 1920-4-24 s.n. Plumas Greenville. Comment
  CAS-BOT-BC63187  Ceanothus velutinus var. velutinus Mrs. S. C. Sutcliff 1917-7-1 s.n. Plumas Gold Lake Camp. Comment
  CHSC20809  Centaurea cyanus K. R. Stern 1975-7-24 5846 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC108046  Centaurea stoebe subsp. micranthos L. P. Janeway 2011-8-23 10673 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 22N95 at Road 22N05; headwaters of Negro Run Ravine on the upper south slope of Hartman Bar Ridge. 1538 Comment
  CAS-BOT-BC384929  Cerastium arvense Gladys L. Smith 1976-5-18 s.n. Plumas Between Storrie and Belden, Rte. 70, Feather River Canyon 609 Comment
  CAS-BOT-BC384934  Cerastium arvense John Thomas Howell 1962-6-16 37632 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 640 Comment
  CDA17301  Cerastium fontanum subsp. vulgare G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16350 Plumas Sierra Nevada; Snake Lake, 4 mi. NW of Quincy. Comment
  CHSC97246  Cercocarpus ledifolius var. intermontanus Lowell Ahart; John Dittes 2007-8-9 14452 Plumas On the west side of the ridge, about 3/5 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2509 Comment
  CAS-BOT-BC143856  Cercocarpus ledifolius var. ledifolius Clare B. Hardham 1978-8-11 21794 Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC58384  Chaenactis douglasii var. douglasii R. C. Wenk 2009-7-13 1117 Plumas Plumas National Forest, Frenchman Lake, Little Last Chance Creek Road, 1.2 air mi. WNW of reservoir dam 1750 Comment
  CHSC93082  Chamaesaracha nana L. P. Janeway 1994-7-8 4688 Plumas Northern High Sierra Nevada. Hartman Bar Ridge; slope north of Road 22N94 on south side of Franklin Hill. 1706 Comment
  CHSC20754  Chamaesyce serpillifolia subsp. serpillifolia K. R. Stern 1975-7-23 5870 Plumas W shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC165970  Chamerion angustifolium J. W. MacSwain 1959-8-13 59 -152 Plumas 3.5 miles east of Bucks Lake Lodge Comment
  CHSC97257  Chamerion angustifolium subsp. circumvagum Lowell Ahart; John Dittes 2007-8-9 14429 Plumas About 50 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  JEPS4050  Cheilanthes gracillima Roland A. Dede 1950-6-24 2220 Plumas Feather River Canyon Comment
  CAS-BOT-BC460983  Chenopodium atrovirens John Thomas Howell 1960-7-22 35893 Plumas Lassen Volcanic National Park, Drakesbad, near soda spring 1828 Comment
  CAS-BOT-BC426356  Chenopodium desiccatum John Thomas Howell 1962-6-19 37881 Plumas Beckwourth Pass 1584 Comment
  UC1075731  Chimaphila menziesii Robert J. Weatherby 1955-7-21 1646 Plumas Bottle Springs near Middle Fork Feather R.; Bottle Springs 1615 Comment
  RSA262457  Chimaphila umbellata subsp. occidentalis James I. Mallory 1969-8-21 356 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of LaPorte, Plumas National Forest. 1524 Comment
  CDA28674  Chorispora tenella G. D. Barbe 1981-6-23 3090 Plumas East Quincy; vacant lot east of Lariat Lodge. 0 Comment
  RSA59258  Chrysanthemum leucanthemum E. K. Balls 1950-8-31 15558 Plumas Spanish Creek, off Hwy. 24, just north of Quincy 1067 Comment
  NY42170  Chrysolepis sempervirens J. B. Walker 1994-8-3 874 Plumas On La Porte Rd, 15km S of junction with Hwy 70 1500 Comment
  UC1135255  Chrysolepis sempervirens E. Sawyer 1935-5-28 50 Plumas 3.75 mi n Hawks; Plumas National Forest, Sierraville Quad. 1767 Comment
  POM125954  Chrysothamnus parryi subsp. nevadensis I. M. Johnston 1919-9-2 2184 Plumas Keddie, open bench about the W. Pac. Station 982 Comment
  RSA129838  Chrysothamnus parryi subsp. nevadensis C. G. Albertus 1935-8-12 260 Plumas 2 miles NE of Grizzly Peak. 1738 Comment
  SEINET3146295  Chrysothamnus parryi subsp. nevadensis E. K. Balls 1950-8-4 15672 Plumas 4 mi. N of Quency; Feather Rv. Exper. Stat. 1219 Comment
  CAS-BOT-BC100816  Chrysothamnus viscidiflorus subsp. viscidiflorus Clare B. Hardham 1975-8-2 20468 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC100825  Chrysothamnus viscidiflorus subsp. viscidiflorus Clare B. Hardham 1978-8-11 21792 b Plumas about 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC190010  Cinna latifolia George W. Gillett 1957-7-17 797 -B Plumas Lassen Volcanic National Park. Moist gully running into stream flowing from Little Meadow Lake into Willow Lake. 1767 Comment
  JEPS122317  Cinna latifolia Lowell Ahart 2014-8-31 19808 Plumas On the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  CDA978  Circaea alpina subsp. pacifica D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .283 Plumas Fern Gulch, E of Butterfly Valley, just S of Keddie. 0 Comment
  SEINET10938130  Cirsium Mary Susan Taylor 1982-8-9 Taylor 4957 Plumas T27N R8E nw/nw sec 28. Almanor NE quad. N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 4500 ft. 1372 Comment
  CAS-BOT-BC284418  Cirsium arvense John Thomas Howell 1966-7-29 42026 Plumas Quincy, Sierra Nevada 1036 Comment
  JEPS115117  Cirsium arvense Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16242 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  SEINET3840904  Cirsium cymosum G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3807 Plumas Frenchman Lake, South shore of Frenchman Reservoir (Lake), 0.4 miles east of Frenchman Dam 1700 Comment
  CAS-BOT-BC278100  Cirsium douglasii var. breweri John Thomas Howell 1960-7-18 35611 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC285541  Cirsium occidentale var. candidissimum John Thomas Howell 1975-7-22 51353 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC285542  Cirsium occidentale var. candidissimum Mary E. Wall 1940-7-18 s.n. Plumas Paradise Comment
  CDA1375  Cirsium occidentale var. candidissimum T. C. Fuller 1961-11-29 7304 Plumas Indian Valley; roadside North (Valley) Road, 4.7 mi. E of Greenville. Comment
  CAS-BOT-BC280430  Cirsium ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Rd., just N/county line, ca. 7.3 mi S/Vinton Comment
  CDA1515  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1962-9-27 9665 Plumas Sierra Valley; W of Loyalton-Vinton Hwy (Hwy 49), 7.3 mi S of Vinton, just N of Sierra Co. line. Comment
  CDA18940  Cirsium scariosum var. americanum B. Villegas 1999-7-8 990111 Plumas Sierra Nevada; Crystal Point, Frenchman's Lake, 13 mi NE of Chilcoot and Hwy 70. 1706 Comment
  CAS-BOT-BC285838  Cirsium vulgare John Thomas Howell 1959-9-22 34859 Plumas Drakesbad 1737 Comment
  SEINET9346512  Cistanthe monosperma Unknown 1981-6-26 3369 Plumas Walker Plains Comment
  CAS-BOT-BC162588  Clarkia Clare B. Hardham 1975-8-2 s.n. Plumas Black Mt. - Sierra Nevada 2133 Comment
  UC1122396  Clarkia mildrediae G. T. Nordstrom 1934-7-2 167 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar 1584 Comment
  CHSC71146  Clarkia mildrediae subsp. lutescens L. P. Janeway 1993-7-22 4468 Plumas About 1.5 mi west of Meadow Valley; along Big Creek Road (Road 423) 0.1 mi from Oroville-Quincy Hwy. Road cutbank. 1243 Comment
  CAS-BOT-BC163281  Clarkia mildrediae subsp. mildrediae John Thomas Howell 1951-6-29 27754 Plumas Feather River Canyon 548 Comment
  CAS-BOT-BC163282  Clarkia mildrediae subsp. mildrediae A. A. Heller 1940-6-5 15708 Plumas Along State Highway #24, near Buck's Creek power house Comment
  SEINET10492497 Image available Clarkia mildrediae subsp. mildrediae A. Arthur Heller 1938-7-2 Heller 15153 Plumas Plentiful in coarse granite sand on a steep slope about shrubs about two miles west of Arch Rock Tunnel, in arid Transition Life Zone. Not observed elsewhere. Comment
  UC127442  Clarkia purpurea subsp. quadrivulnera A. A. Heller with P. B. Kennedy 1907-7-12 8827 Plumas between Taylorville and Crescent Mills Comment
  CHSC93155  Clarkia rhomboidea L. P. Janeway; Diane Mastalir 1993-7-8 4435 Plumas Northern High Sierra Nevada. Vicinity of 'Squaw Valley Spring;' near Road 24N05 1.0 mi south of Squaw Valley Road (28N01). 1706 Comment
  CAS-BOT-BC164930  Clarkia rhomboidea Robert J. Weatherby 1955-6-25 1542 Plumas Quincy Ranger Station U.S.F.S. 1066 Comment
  CDA14705  Clarkia stellata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3207 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  CDA15031  Clarkia stellata G. F. Hrusa 1997-5-3 13840 Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 mi. S of Estray Ck. 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
  NY342201  Claytonia bulbifera R. M. Austin 1886-1 s.n. Plumas Lassus Peak Comment
  SEINET10572684  Claytonia heterophylla Mary Susan Taylor 1982-8-9 Taylor 4948 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
  CHSC65112  Claytonia lanceolata Vernon H. Oswald; Lowell Ahart 1995-7-24 7108 Plumas Caribous Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. To Beauty lake. Common on forest floor all along the trail. 1950 Comment
  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
  SEINET10895983  Claytonia lanceolata Mary Susan Taylor 1981-5-8 Taylor 3653 A 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
  CDA14683  Claytonia rubra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3139 Plumas 3.25 miles west of Round Valley Reservoir dam, 0.25 mile east of junction with road to Canyon Dam, south arm of Lake Almanor. 1633 Comment
  SEINET10572738  Claytonia rubra Mary Susan Taylor 1982-5-23 Taylor 4510 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  SEINET10962340  Claytonia rubra Mary Susan Taylor 1981-5-10 Taylor 3674 Plumas T27N R12E se sec 15, Antelope Lake quad. N side of Antelope Lake, ca. 1/4 mi E of Boulder Creek and USFS Work Center, between rd and lake, ca. 20 mi NE of Taylorsville. 5040 ft. 1536 Comment
  UC397354  Claytonia rubra subsp. rubra Mrs. Jos. Clemens 1920-3-18 Plumas Crescent Mills Comment
  CDA18753  Collinsia parviflora G. D. Barbe, T. C Fuller 1982-7-16 3763 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
  CHSC101774  Collinsia parviflora Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15867 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC53219  Collinsia parviflora L. P. Janeway 1989-6-13 3302 Plumas Plumas National Forest. Forest on southerly side of Red Clover Valley. 1699 Comment
  CHSC76070  Collinsia parviflora G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3253 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 miles northwest of China Grade Road (to Taylorsville). 1798 Comment
  RSA0117245  Collinsia parviflora L. Ahart, John Dittes 2007-6-16 14126 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  SEINET10898243  Collinsia parviflora Mary Susan Taylor 1982-5-6 Taylor 4410 Plumas T24N R8E se/sw sec 13. Bucks Lake NE quad. On wet clayey serpentine ridge, ca. 3/4 mi ne of 24N29, ca. l mi e of Meadow Valley. 3800 ft. 146 Comment
  SEINET10832482  Collinsia torreyi Mary Susan Taylor 1982-5-7 Taylor 4414 A Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  CHSC44973  Collomia K. R. Stern 1985-6-25 8230 Plumas Vicinity of Blairsden. Comment
  CHSC53691  Collomia grandiflora L. P. Janeway 1989-7-19 3499 Plumas Plumas National Forest. Along SW side of Red Clover Valley; 0.2 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. Edge of forest. 1676 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
  CDA25619  Collomia linearis D. G. Kelch, A. R. Smith, A. G. Murdock, Ruth Kirkpatrick 2006-6-2 06 .305-B Plumas Above Little Grass Lake on West side. Comment
  SJSU11422  Collomia linearis J. W. Tilden 1958-6-29 1303 Plumas SW shore L Almanor 1828 Comment
  RSA71855  Collomia linearis F. W. Peirson 1926-6-21 6783 Plumas East slope of Sierra Nevada on Humboldt Road Comment
  JEPS71064  Collomia tinctoria W. L. Jepson 1937-6-22 12301 Plumas near Camp Kelly; Warner Creek 1584 Comment
  CAS-BOT-BC157361  Comarum palustre Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  CAS-BOT-BC157362  Comarum palustre Malcom A. Nobs; S. Galen Smith 1949-8-19 1423 Plumas About 2 miles south of Greenville, Indian Valley Comment
  JEPS102477  Conyza canadensis Lowell Ahart 2001-10-8 9319 Plumas On the north side of Indian Creek, below or near the highwater line of Antelope Lake, about 24 miles (air) NE of Quincy. 1524 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
  RSA718939  Conyza canadensis L. Ahart 2006-10-8 13400 Plumas West side of Chips Creek, just south of the bridge on Highway 70, about 1.25 miles southwest of Belden. 715 Comment
  UC608845  Corallorhiza maculata Beryl O. Schreiber 1938-7-10 2528 Plumas 1/4 mi s U.C. Forestry Camp (near Meadow Valley); Plumas National Forest, Bidwell Bar Quadrangle 1097 Comment
  JEPS48495  Corallorhiza maculata J. W. Duffield 1937-7-18 Plumas above and w Meadow Valley; Schneider Creek Comment
  RSA104292  Corallorhiza maculata R. Weatherby 1955-7-2 1580 Plumas Wilcox Valley 1921 Comment
  UCD138909  Corallorhiza maculata Jon Balderston 1980-5-19 10 Plumas east end of Snake Lake, west of Quincy. Comment
  JEPS48639  Corallorhiza striata Esther C. Fritz 1933-6-27 Plumas Camp Califorest; woods w of faculty tent, near Schneider Falls trail 1188 Comment
  CHSC91920  Cordylanthus tenuis subsp. tenuis Lowell Ahart; Josephine Guardino 2005-8-10 12300 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  HSC102786  Cordylanthus tenuis subsp. tenuis L. Ahart, John Dittes 2009-7-15 16089 Plumas About 2.8 air miles SE of Butt Valley Reservoir Dam, NE of Forest Service Rd. 26N67, south side of FS Road 26N671 1703 Comment
  JEPS102246  Cordylanthus tenuis subsp. viscidus L. P. Janeway 2001-6-22 7371 Plumas Northern High Sierra Nevada. On low peak along ridge between Frenchman Hill and the northwest end of Red Mountain. 1798 Comment
  NY42172  Cornus nuttallii J. B. Walker 1994-8-3 873 Plumas On La Porte Rd, 15km S of junction with Hwy 70 1500 Comment
  CAS-BOT-BC210303  Cornus sericea Javier Penalosa 1962-6-19 2490 Plumas Hwy. 40-89, +- 6.2 mi SE of Quincy 1097 Comment
  CAS-BOT-BC210305  Cornus sericea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2415 Plumas Butterfly Botanical Area. Fern Glen Comment
  CAS-BOT-BC210319  Cornus sericea John Thomas Howell 1976-7-15 51858 Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  CDA14226  Cornus sericea subsp. sericea G. F. Hrusa, T. D. Wilfred 1996-8-23 13531 Plumas Sierra Nevada; Upper Long Valley Creek below confluence with Bull Run Creek. 1 mi. E of Lava Peak, & 2 mi. NE of Cromwell townsite. Along old 12E19 pack trail, now largely unused in upper parts. 457 Comment
  CHSC113637  Cornus sericea subsp. sericea Lowell Ahart 2014-8-31 19817 Plumas South of an unnamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, west side of Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC34875  Cornus sericea subsp. sericea M. S. Taylor 1981-7-17 4028 Plumas Lakes Basin, Bear Lakes trail, ca. 1/4 from trailhead, ca. 6 air mi s of Mohawk. 1950 Comment
  CHSC75491  Cornus sericea subsp. sericea G. F. Hrusa; T. D. Wilfred 1996-8-23 13531 Plumas Sierra Nevada. Upper Long Valley Creek below confluence with Bull Run Ceek. 1 mi E of Lava Peak, and 2 im. NE of Cromwell townsite. Along old 12E19 pack trail, now largely unused in upper parts. 1500 Comment
  CHSC84425  Cornus sericea subsp. sericea Lowell Ahart 2003-8-13 10505 Plumas On the west side of Hopkins Creek, about 10 yards south of where Hopkins Creek forks, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain, about 10 1/2 miles (air) northeast of La Porte. 1524 Comment
  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
  JEPS50177  Cornus sessilis W. L. Jepson 1924-7-22 10608 Plumas Middle Fork Feather R., Rich Pt. 914 Comment
  RSA59421  Cornus stolonifera E. K. Balls 1950-9-7 15702 Plumas Lakes Center Public Campground. 2043 Comment
  CDA14764  Corydalis caseana G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3339 Plumas 0.75 mile east of Bucks summit on Bucks Lake Road. 1600 Comment
  RSA101460  Corydalis caseana R. Weatherby 1955-7-2 1578 Plumas Creek below Bear Ridge. Near Taylor Lake. 1982 Comment
  SBBG70195  Corydalis caseana R. M. Austin -Jul-1877 Plumas Mill Creek [American Valley?] Comment
  CHSC88659  Corydalis caseana subsp. caseana B. Castro 1992-9-28 Plumas Plumas National Forest. In a creek. 1645 Comment
  CAS-BOT-BC401869  Corydalis caseana subsp. caseana J. G. Lemmon No date on label s.n. Plumas Big Spring Comment
  CAS-BOT-BC401877  Corydalis caseana subsp. caseana Beryl O. Schreiber 1938-7-10 2527 Plumas 1/4 mile south of U. C. Forestry Camp near Mdw. Valley 1097 Comment
  CAS-BOT-BC169501  Corylus cornuta subsp. californica J. M. Tucker 1948-7-25 1734 Plumas woods in vicinity of Cascade Comment
  CAS-BOT-BC169502  Corylus cornuta subsp. californica Henry A. Kloppenburg 1928-5-19 430 Plumas Belden. Plumas Forest 701 Comment
  CHSC21031  Corylus cornuta var. californica F. T. Griggs; A. Pass 1975-7-3 70 Plumas Buck's Lake Forest Service Survey. North of Grizzly Fore bay. Comment
  RSA312453  Crassula aquatica Malcolm A. Nobs, S. Galen Smith 1949-8-18 1374 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  RSA0049643  Crataegus douglasii Dean Wm. Taylor 2012-6-7 21253 Plumas Indian Valley; several large bushes along County Road 112 [North Valley Road] just N of junction of County Road 214 [North Arm Road]; ca. 1.5 mile N of Taylorsville) 1066 Comment
  JEPS22860  Crepis acuminata E. Sawyer 1935-7-1 270 Plumas 0.6 mi ne Chases; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC290450  Crepis acuminata Anna Head 1921-8-14 s.n. Plumas Gray Eagle Trail, Feather River Region Comment
  CHSC99220  Crepis capillaris John Dittes; Lowell Ahart 2005-9-19 1289 Plumas Northern High Sierra Nevada Range; ca. 8.2 air-miles N of Genesee, 4.4 air-miles SW of Antelope Lake dam, 1.9 air-miles E of Taylor Lake, 1.1 air-mile N of intersection of FS Routes 27N45 and 27N53; east-facing slope above Hungry Creek. On east disturbed edge of FS Route 27N45. 1706 Comment
  HSC5448  Crepis intermedia L. S. Rose 1969-6-24 69047 Plumas Butterfly Creek and Spanish Creek 854 Comment
  JEPS36480  Crepis intermedia John Thomas Howell 1926-7-20 2087 Plumas near Prattville 1463 Comment
  UC346562  Crepis intermedia E. B. Babcock 1928-6-15 155 Plumas 1 1/2 mi below Blairsden (on road to Quincy, bet. road and R.R.) Comment
  RSA39747  Crepis modocensis subsp. subacaulis P. A. Munz 1947-5-17 11844 Plumas Meadow 16 miles N of Chilcoot 1707 Comment
  UC476321  Crepis occidentalis Mrs. L. W. Swift June, 1931 3033 Plumas Last Chance Creek Plumas National Forest (across road from Humphrey's Canyon) Comment
  CHSC97154  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
  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
  CHSC34910  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
  JEPS102747  Crepis pleurocarpa Lowell Ahart 2001-7-19 8937 Plumas Steep slope, on the east side of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  SEINET5343724 Image available Crepis runcinata var. andersonii W. Harnach, N. Harnach 1989-6-17 146 Plumas Sierra valley, approx 200 ft. west of the steel bridge on Marble Lane 1488 Comment
  UC1100184  Crypsis vaginiflora Malcolm A. Nobs and S. Galen Smith 1949-8-19 1408 Plumas ca 2 mi s Greenville; Indian Valley Comment
  CAS-BOT-BC189310  Cryptantha John Thomas Howell 1977-8-11 s.n. Plumas Little Last Chance Creek canyon, N of Chilcoot 1676 Comment
  CHSC40751  Cryptantha affinis Lowell Ahart 1985-7-11 5144 Plumas Little Grass Valley Reservoir, where Spanish Ravine flows into the lake, south-west of Black Rock Creek, about 4 miles north-west of La Porte. 1584 Comment
  CHSC87632  Cryptantha affinis Lowell Ahart; Josephine Guardino 2004-5-24 10942 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1204 Comment
  POM287900  Cryptantha affinis Lyman Benson 1932-7-29 3997 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  RSA769817  Cryptantha affinis L. P. Janeway, B. Castro 2009-7-18 9862 Plumas Northern High Sierra Nevada. Near 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
  SEINET10497260  Cryptantha affinis Lowell Ahart 1985-7-11 Ahart 5144 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
  SEINET12331903  Cryptantha affinis Unknown 1985-1 5244 Plumas below the high water line of Little Grass Valley Reservoir, where the South Fork of Feather R flows 1585 Comment
  JEPS98964  Cryptantha simulans Lowell Ahart 2001-7-17 8912 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CDA32015  Cryptantha torreyana L. Ahart, J. Dittes, J. Guardino 2009-7-29 16223 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 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
  UC123027  Cryptogramma acrostichoides Mrs. R. M. Austin 1879-1 Plumas Mt Dyer Comment
  CAS-BOT-BC224544  Cuscuta californica John Thomas Howell; G. D. Barbe; T. C. Fuller 1981-6-26 54407 Plumas South end of Walker Plain near Buckeye. About 8 miles southwest of Bucks Lake on road to Oroville 1524 Comment
  CAS-BOT-BC224546  Cuscuta californica Clare B. Hardham 1970-8-8 17706 B Plumas Red Clover Creek Comment
  CDA39975  Cuscuta subinclusa L. Ahart, John Dittes 2006-9-21 13342 Plumas On the south side of Bucks Lake Road, south of the spring at Bucks Summit, about 3 miles northeast of Bucks Lake. Comment
  HSC95439  Cuscuta subinclusa John Dittes 2002-8-10 230 Plumas N High Sierra Nevada, Plumas National Forest, Lumpkin Ridge, 2.5 mi. W of Little Grass Valley Reservoir Dam, 1.9 mi. E of Camel Peak, 1.2 mi. NE of McNair Saddle on N side of FS Primary Route 27 1686 Comment
  CHSC64062  Cycladenia humilis var. humilis B. Castro; L. Hanson, Chico Friends' Meeting 1988-7-15 272 Plumas On top of Mt. Harkness, within 50 ft of lookout tower. 2452 Comment
  SD7700  Cycladenia humilis var. humilis R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC73726  Cymopterus terebinthinus var. californicus B. Castro 1997-6-9 729 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
  CAS-BOT-BC114720  Cyperus difformis John Thomas Howell 1959-9-26 35064 Plumas Near Virgilia. 838 Comment
  CAS-BOT-BC113875  Cyperus niger var. capitatus John Thomas Howell 1959-9-22 34871 Plumas On hot spring terraces, Drakesbad. 1737 Comment
  JEPS48999  Cypripedium californicum W. I. Follett 1938-6-4 114 Plumas Rich Gulch 1234 Comment
  HSC73117  Cypripedium fasciculatum M. S. Taylor 1981-7-14 4020 Plumas Saddle at head of Bullfrog Ravine. Up to 1/4 mi. E and W of Rd. 26N18, 3 air mi. NW of Indian Falls. 1585 Comment
  SD7404  Cypripedium fasciculatum Mrs. R. M. Austin 1881-1 Plumas Big Meadows. Comment
  UC336579  Cypripedium fasciculatum Mrs. Austin Plumas Indian Valley Comment
  CAS-BOT-BC136515  Cypripedium montanum Mrs. Charles (Martine) Telford 1967-1-1 s.n. Plumas Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC445528  Damasonium californicum W. R. Dudley 1909-8-26 s.n. Plumas Bottom of Ice House Pond, Sierra Valley Comment
  CAS-BOT-BC189661  Danthonia californica David D. Keck 1944-7-8 5440 Plumas Sierra Nevada. East end of Lake Almanor, east side of dam. 1341 Comment
  CAS-BOT-BC189662  Danthonia californica Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1371 Comment
  UCD60518  Danthonia californica R. Tofsrud 1948-7-24 s.n. Plumas Between Quincy and Meadow Valley. Comment
  CHSC87862  Danthonia californica var. americana Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11006 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
  UC718005  Danthonia californica var. americana David D. Keck 1944-7-8 5440 Plumas Lake Almanor; s end, e side of dam 1341 Comment
  POM180942  Danthonia unispicata A. A. Heller, P. B. Kennedy 1907-7-3 8705 Plumas Hills above Red Clover Valley Comment
  OBI70660  Darlingtonia californica Louis C. Wheeler 1959-7-16 7574 Plumas Butterfly Valley Comment
  RSA236757  Darlingtonia californica Larry E. DeBuhr, Gary D. Wallace 1972-5-21 595 Plumas Plumas Nat'l Forest, Butterfly Valley about 1 mile SW of Keddie. 1189 Comment
  SBBG33128  Darlingtonia californica K. K. Muller 1963-8-17 1245 Plumas rd to Butterfly Valley, off St Hwy 89, 7 mi N of Quincy Comment
  UC196115  Darlingtonia californica unknown June, 1884 Plumas Quincy Comment
  UC635466  Darlingtonia californica A. E. Borell 1928-3-18 38 Plumas Butterfly Valley Comment
  UCD119083  Darlingtonia californica Barry Rice 2011-7-24 BR 110713 Plumas location unknown. 1560 Comment
  SD8329  Darmera peltata Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  UC330384  Darmera peltata J. G. Lemmon and wife Jun 1875 Plumas American Valley; High Sierra Comment
  CAS-BOT-BC8912  Delphinium depauperatum Mrs. H. C. Cantelow 1938-7-4 2304 Plumas Drakesbad Comment
  CAS-BOT-BC8922  Delphinium depauperatum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1916 Plumas Butterfly Botanical Area, between valley proper and Darlingtonia bog 1066 Comment
  RSA101464  Delphinium depauperatum R. Weatherby 1955-7-2 1574 Plumas Creek below Bear Ridge. 1982 Comment
  RSA71316  Delphinium gracilentum L. S. Rose 1951-6-28 51026 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CAS-BOT-BC9861  Delphinium nudicaule Clare Butterworth Hardham 1961-6-16 7458 Plumas Diamond Peak 2133 Comment
  CAS-BOT-BC9821  Delphinium nudicaule Lowell Ahart 1981-6-23 2864 Plumas Along West Branch of Hopkins Creek, near Blue Nose Mtn., about 12 miles NE of La Porte 1800 Comment
  JEPS23486  Delphinium nudicaule Esther C. Fritz 1933-6-27 Plumas banks of falls just s UC Forestry Camp (Camp Califorest) (s edge of valley); Meadow Valley, Schneider Creek, Schneider Falls 1158 Comment
  RSA641464  Delphinium nudicaule Michael A. Vincent 1999-6-8 8547 Plumas Plumas National Forest, Milford Ranger District, along FS 28N03 betw FS 27N25 and FS26N16. Comment
  RSA74351  Delphinium nudicaule Milo S. Baker 1952-5-24 12457 Plumas upper end of Pine Valley. 915 Comment
  CAS-BOT-BC116116  Delphinium nuttallianum A. A. Heller 1913-6-13 10862 Plumas Near Quincy 1066 Comment
  CAS-BOT-BC116123  Delphinium nuttallianum Lowell Ahart 1983-8-17 4316 Plumas West of Pilot Pk., La Porte, California...near the Quincy La Porte Road, near Onion Valley, 2000 Comment
  CDA18698  Delphinium nuttallianum G. D. Barbe, T. C. Fuller 1982-6-15 3705 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
  CHSC107442  Delphinium nuttallianum Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-7-6 19 Plumas Northern High Sierra Nevada. 1.9 miles East of intersection of 22N60, 22N27, and Pacific Crest Trail, 500 ft downslope of 22N27 road. 1744 Comment
  CHSC46653  Delphinium nuttallianum Lowell Ahart 1989-7-2 6357 Plumas North of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles north-east of La Porte. 2103 Comment
  CHSC80258  Delphinium nuttallianum L. P. Janeway 1996-6-5 4999 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
  UC1126053  Delphinium nuttallianum A. Lewis 1934-6-12 474 Plumas 4 1/2 mi sw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle, Moorevile Ri Comment
  UC1126058  Delphinium nuttallianum E. Sawyer 1935-6-13 101 Plumas 3 mi n Hawks; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC116114  Delphinium nuttallianum Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas About 7 miles west of Johnsville, road to La Porte Comment
  SEINET5338051  Delphinium nuttallianum P. A. Lehenbauer 1933-5-30 1460 Plumas Red Clover Creek, Ranger Station. Comment
  UC725740  Delphinium nuttallianum A. A. Heller 1940-5-22 15665 Plumas wayside ditch along State Hwy 89 3 mi s Prattville Comment
  UCD61136  Deschampsia cespitosa L. Whitney 1933-8-7 Plumas Slate Cr. 1920 Comment
  CAS-BOT-BC192439  Deschampsia cespitosa subsp. cespitosa Mary S. Clemens 1920-6-8 15 Plumas Greenville Comment
  UC1131410  Deschampsia cespitosa subsp. cespitosa Beryl O. Schreiber 1938-7-9 2523 Plumas 1 mi. e. Meadow Valley; Plumas Nat'l Forest, Bidwell Bar Quad. 1066 Comment
  UCR66621  Deschampsia cespitosa subsp. cespitosa A. A. Beetle 1941-6-28 2771 Plumas Northern Sierra Nevada, west side of Lake Almanor 1829 Comment
  CAS-BOT-BC198153  Deschampsia danthonioides John Thomas Howell 1962-6-19 37864 Plumas 5.8 miles E of Beckwourth - Sierra Nevada 1493 Comment
  CAS-BOT-BC198155  Deschampsia danthonioides John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1969-6-24 2641 Plumas Valley Proper - Butterfly Botanical Area and Vicinity 1036 Comment
  CHSC53723  Deschampsia danthonioides L. P. Janeway 1989-7-7 3462 Plumas Plumas National Forest. Near to Lava Spring, just off the NE side of Red Clover Valley. Along edge of a meadow below the spring. 1737 Comment
  SEINET3927726  Deschampsia danthonioides Lewis S. Rose 1954-5-30 54064 Plumas Johnsville.; 0 1600 Comment
  JEPS28314  Deschampsia elongata George W. Gillett 1957-7-17 801 Plumas near e. inlet to Willow Lake 1661 Comment
  UCD63443  Deschampsia elongata A. A. Heller 1915-7-7 12068 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks. 1676 Comment
  CHSC41380  Descurainia incana Lowell Ahart 1986-7-1 5331 Plumas On a gravel bar along Bunker Hill Creek, at the Bunker Hill Mine, about 11 miles north-east of La Porte. 1889 Comment
  CHSC91946  Descurainia incisa subsp. filipes Lowell Ahart; Josephine Guardino 2005-8-9 12280 Plumas Northeast of the cabin (destroyed) and corral, on the south side of Fant Creek, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CAS-BOT-BC43036  Descurainia incisa subsp. incisa Thomas H. Kearney 1944-8-14 59 Plumas Near Prattville, Lake Almanor. Comment
  CAS-BOT-BC43038  Descurainia incisa subsp. incisa M. S. Taylor 1982-5-19 4480 Plumas Ridgetop, ca. 1.5 mile east of Portola, on edge of Ramelli Ranch boundary. 1755 Comment
  CHSC37022  Descurainia pinnata M. S. Taylor 1982-5-19 4480 Plumas Ridgetop, ca. 1.5 mi e of Portola, on edge of Ramelli Ranch boundary. 1755 Comment
  CAS-BOT-BC43111  Descurainia pinnata subsp. brachycarpa John Thomas Howell 1977-6-20 52370 Plumas Sierra Nevada. On the peninsula of Lake Almanor. 1371 Comment
  CDA12082  Descurainia pinnata subsp. intermedia G. F. Hrusa, G. L. Webster 1989-5-1 7027 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  UCR3552  Dicentra formosa Wm. Horn Jr. 1963-7-14 630714- 5 Plumas Northern Sierra Nevada Mtns, 1.75-2.0 mi west of Meadow Valley store on [S side of] Big Creek 1189 Comment
  CHSC23372  Dicentra pauciflora Lowell Ahart 1975-7-9 Plumas At the edge of small stream. One mile south of Pilot Peak in Section 8, ten miles north of La Porte. 1981 Comment
  RSA52856  Dichanthelium acuminatum var. fasciculatum R. Weatherby 1950-7-17 1467 Plumas Feather River Camp, 4 miles north of Quincy 1067 Comment
  UC1586059  Dichelostemma congestum Barbara Ertter 1989-7-4 8692 Plumas Coyote Flat w of Lake Almanor (4.2 mi w of Hwy. 89 jct. with Hwy. 36); Coyote Flat 1524 Comment
  POM253055  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas Near Gray s Flat along the Feather River Highway. 869 Comment
  SJSU13906  Dieteria canescens var. canescens N. A. Hopkins 1986-6-24 1371 Plumas lower end of Red Clover Valley, 8 miles N of Beckwourth on Beckwourth-Genesee Road 1524 Comment
  JEPS113436  Dieteria canescens var. shastensis Lowell Ahart, John Dittes 2007-8-9 14446 Plumas On the north side of the poor dirt road, about 400 yards southwest of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  CAS-BOT-BC150232  Diplacus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54406 Plumas Walker Plain, about 8 miles southwest of Bucks Lake on road to Oroville 1554 Comment
  CAS-BOT-BC150484  Diplacus grandiflorus Henry A. Kloppenburg 1928-5-19 432 Plumas Plumas National Forest, Belden 701 Comment
  CAS-BOT-BC150486  Diplacus grandiflorus Lewis S. Rose 1963-6-2 63079 Plumas Rock Creek, North Fork of Feather River 640 Comment
  CAS-BOT-BC151819  Diplacus mephiticus John Thomas Howell; Gordon H. True 1967-7-11 43368 Plumas About 2 miles southeast of Mt. Hough - Sierra Nevada 1828 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-BC151255  Diplacus torreyi H. C. Cantelow 1938-7-4 2320 Plumas Flatiron Ridge, Drakesbad Comment
  CAS-BOT-BC151698  Diplacus torreyi Roxana S. Ferris; Laura Lorraine 1941-8-9 10436 Plumas About 2 1/2 miles from Lake Almanor Public Camp, State Highway #89 on road to Chester Comment
  SD7178  Disporum trachyandrum Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  CAS-BOT-BC208631  Distichlis spicata J. H. Thomas 1956-7-14 6055 Plumas New Idria Road from Panoche to Idria, about 5 miles S of Panoche, along Griswold Creek 457 Comment
  SEINET8564043  Dodecatheon C. G. Gulling 1905-1 s.n. Plumas American Valley, near Quincy. Comment
  CHSC21290  Dodecatheon alpinum F. T. Griggs; A. Pass 1975-7-17 206 Plumas Buck;s Lake Forest Survey. Comment
  JEPS97403  Dodecatheon alpinum Vernon H. Oswald and L. Ahart 1994-7-24 7107 Plumas T30N R7E NW1/4 NW1/4 Sec. 27, 6400 ft, High Cascade Range, Red Fir Forest. Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake 1950 Comment
  POM181632  Dodecatheon hendersonii J. G. Lemmon s.n. Plumas Sierra Valley. Comment
  UC635665  Downingia bacigalupii H. L. Mason 1924-6-26 1092 Plumas Blairsden 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
  RSA794787  Draperia systyla L. Ahart, John Dittes 2009-7-15 16100 Plumas Northeast of the power line, on the east side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  UCD99505  Drosera anglica Barry Meyers-Rice 1999-8-7 MR 990801 Plumas at Willow Lake. Comment
  CHSC108031  Drosera rotundifolia L. P. Janeway; B. Castro 2011-10-2 10750 Plumas Northern High Sierra Nevada. North side of Little ... Field redacted by CHSC, contact the data manager for more information 1542 Comment
  CHSC66758  Drosera rotundifolia Vernon H. Oswald; Lowell Ahart 1996-8-14 8174 Plumas Northern High Sierra Nevada. Near Bucks Summit on ... Field redacted by CHSC, contact the data manager for more information 1676 Comment
  RSA0011663  Drosera rotundifolia Malcolm A. Nobs, S. Galen Smith 1949-8-19 1446 Plumas Butterfly Valley. Comment
  SD46715  Drosera rotundifolia Robert J. Weatherby 1950-7-21 1482 Plumas Quincy district, Butterfly Lake 1220 Comment
  CAS-BOT-BC159584  Drymocallis glandulosa var. glandulosa E. K. Balls 1950-9-1 15605 Plumas East of Long Lake, upper slopes of meadow leading to two smaller lakes 2133 Comment
  CAS-BOT-BC159309  Drymocallis lactea var. lactea John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54157 Plumas Meadow and forest borders, 3.25 miles west of Round Valley Reservoir dam - Sierra Nevada 1633 Comment
  CHSC54537  Dulichium arundinaceum V. Oswald; S. Mitchelson, C. Livingston 1991-8-21 4839 Plumas Lassen Volcanic Park. Little Willow Lake located on the south edge the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  CHSC94665  Dysphania botrys Lowell Ahart 2006-10-8 13412 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden. 715 Comment
  SD175811  Dysphania botrys D. G. Kelch, Alan Smith, et al. 2006-6-20 06 277 Plumas On route 70 west of Storrie. 548 Comment
  SEINET3015222  Echinochloa colona L. Ahart 1997-9-11 7898 Plumas On the W edge of Caribou Rd, on the W side of the North Fork of the Feather River, about 1.8 mi S of mosquito Creek, about 5 miles (air) mortheast of Belden. 792 Comment
  CHSC81369  Elatine chilensis Lowell Ahart 2001-9-18 9288 Plumas Near Freeman Creek, on the strand of Lake Davis. 1758 Comment
  JEPS102721  Eleocharis acicularis Lowell Ahart 2001-10-8 9322 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
  CHSC40659  Eleocharis bella Lowell Ahart 1985-9-26 5186 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
  CHSC59833  Eleocharis bella L. P. Janeway 1992-9-10 4305 Plumas Plumas National Forest. Edge of Middle Fork Feather River 1.5 mi west of Beckwourth. 1481 Comment
  CHSC94993  Eleocharis bella Lowell Ahart 2006-10-23 13486 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CAS-BOT-BC113510  Eleocharis bella John Thomas Howell 1926-7-24 2112 Plumas Lake Almanor, near Prattville 1371 Comment
  RSA32331  Eleocharis bella Clarence R. Quick 1945-7-25 45 -70 Plumas Butt Creek on road toward Humbug Valley Comment
  CDA33184  Eleocharis engelmannii L. P. Janeway 2001-7-25 7388 Plumas High Cascade Range; Southwest side of Lake Almanor, below high water line, about 100 meters out; near Highway 89 2.3 km north-northwest of Almanor West Road. Comment
  CHSC32854  Eleocharis engelmannii L. Ahart 1980-10-6 2677 Plumas On the floor of a hydraulic mine, ca. 1 mi s of La Porte. 1600 Comment
  JEPS114427  Eleocharis engelmannii Lowell Ahart 2008-7-9 15068 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte 1689 Comment
  CAS-BOT-BC113382  Eleocharis engelmannii Robert J. Weatherby 1950-7-28 1490 Plumas North edge of Taylorsville 1066 Comment
  CAS-BOT-BC112913  Eleocharis macrostachya Malcom A. Nobs; Gordon H. True 1949-8-18 1358 Plumas Drying mud flats at the south end of Lake Almanor. Comment
  RSA184932  Eleocharis obtusa var. engelmannii L. S. Rose 1966-7-27 66069 Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  UC1748293  Eleocharis quinqueflora L. P. Janeway 2000-7-16 6920 Plumas head of East Branch Coldwater Creek Northern High Sierra Nevada 1768 Comment
  CHSC78475  Eleocharis suksdorfiana Jim Battagin 2000-6-17 Plumas Butterfly Valley Botanical Area. Between Pond Reservoir and Sweetwater Meadow. 1164 Comment
  UC1586454  Eleocharis suksdorfiana Vernon H. Oswald and Lowell Ahart 1991-7-30 4793 Plumas 12 air mi S of Chester (Big Springs, within fenced enclosure; 6 air mi ENE of Humbug Summit); Humbug Valley, W side 1310 Comment
  SEINET10912968 Image available Eleocharis torticulmis Lawrence P. Janeway, B. Castro 2000-7-3 Janeway 6874 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. Gently sloping Darlingtonia fen. 1177 Comment
  CHSC37706  Elodea canadensis M. S. Taylor; H. Swanson 1982-8-11 4977 Plumas In beaver ponds, Plumas Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 1712 Comment
  CAS-BOT-BC494106  Elodea canadensis William Harnach 2000-8-2 966 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CHSC61622  Elymus elymoides subsp. elymoides Frank B. Cayot 1911-6-27 Plumas Plumas National Forest. Grizzly Valley. 1584 Comment
  UC1024734  Elymus elymoides subsp. elymoides Leo Whitney 1934-8-12 3047 Plumas The Cate Place Plumas National Forest, Big Grizzley Valley (ca 10 mi w of Portola) 1828 Comment
  CDA18576  Elymus glaucus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3304 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  SJSU13915  Elymus glaucus N. A. Hopkins 1985-8-27 1312 Plumas Grass Lake 1767 Comment
  UCD61817  Elymus glaucus John Thomas Howell; Gordon True, Walter Knight, Irja Knight 1967-7-10 2213 Plumas Mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC206511  Elymus glaucus subsp. glaucus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54320 Plumas Near Englemine on Diamond Mt. road northeast of Taylorsville - Sierra Nevada 1219 Comment
  CAS-BOT-BC206520  Elymus glaucus subsp. glaucus John Thomas Howell 1961-6-21 36674 Plumas Greenville - Sierra Nevada 1097 Comment
  CAS-BOT-BC206798  Elymus glaucus subsp. glaucus L. P. Janeway 1992-7-10 4257 Plumas About 0.5 mi northeast of top of Grizzley Ridge, between Joseph Creek and Oliver Creek - Beckwourth Ranger District, Plumas National Forest 2072 Comment
  CHSC60171  Elymus glaucus subsp. glaucus L. P. Janeway 1992-7-10 4257 Plumas Plumas National Forest. About 0.5 mi northeast of top of Grizzly Ridge, between Joseph Creek and Oliver Creek. Along temporary logging spur road. 2072 Comment
  JEPS127333  Elymus multisetus Lowell Ahart 2016-7-9 21094 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
  UCD62471  Elymus multisetus R. Tofsrud 1948-7-1 Plumas Quincy. Comment
  UCD62557  Elymus repens John Thomas Howell 1967-6-22 42663 Plumas Court house square, Quincy. 1036 Comment
  JEPS118431  Elymus sierrae Lowell Ahart 2011-9-20 17681 Plumas On the northwest side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  SEINET10554831  Elymus trachycaulus Frederick J. Hermann 1955-7-27 Hermann 11953 Plumas Gravelly roadside, 4 miles W. Portola. Comment
  CAS-BOT-BC204410  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1951-6-27 27566 Plumas Johnsville 1584 Comment
  CHSC97220  Elytrigia elongata Lowell Ahart; Josephine Guardino 2007-7-20 14312 Plumas South of a small drainage, northeast edge of a large meadow, south of Lightning Tree Campground, west of the paved road, east side of Lake Davis. 1789 Comment
  CAS-BOT-BC392225  Enemion stipitatum W. I. Follett; Evelyn B. Follett 1952-5-30 s.n. Plumas Rich Gulch Comment
  CHSC1469  Enemion stipitatum S. Friday 1935-3-1 Plumas Comment
  UC1134407  Ephedra viridis C. G. Albertus 1934-11-13 80 Plumas 6 mi ne of Loyalton; Tahoe National Forest, Sierraville Quadrangle Comment
  CHSC53689  Epilobium brachycarpum L. P. Janeway 1989-7-19 3496 Plumas Plumas National Forest. Edge of forest along SW side of Red Clover Valley; 0.2 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. 1676 Comment
  CHSC59919  Epilobium brachycarpum L. P. Janeway 1992-7-17 4267 Plumas Plumas National Forest. Cogswell Ravine; ca 1.1 mi north of Mount Jackson, 1.7 mi east-northeast of Cromberg Spring, 2 mi northeast of Middle Fork Feather River. In unused dirt road and adjacent clear-cut slope. 1731 Comment
  CHSC84325  Epilobium brachycarpum Lowell Ahart; John Dittes 2003-8-8 10481 Plumas On the west side of Beckwouth Calpine Road, about 50 yards north of the Western Pacific Railroad, about 1/2 mile (air) southwest of Beckwourth, Sierra Valley. 1478 Comment
  UC172829  Epilobium brachycarpum A. A. Heller 1913-6-13 10844 Plumas near Marston Station 1066 Comment
  CAS-BOT-BC494104  Epilobium campestre William Harnach 2000-8-2 962 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  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
  HSC103472  Epilobium canum subsp. latifolium J. D. Jokerst 1985-9-15 2581 Plumas Just west of USFS Rd. 26N26, top of ridge between Caribou Canyon and Yellow Creek, at narrow ridgetop saddle 1463 Comment
  JEPS122106  Epilobium canum subsp. latifolium Lowell Ahart 2014-8-24 19755 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  RSA0118635  Epilobium canum subsp. latifolium Lowell A. Ahart 2014-8-24 19755 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  RSA59186  Epilobium canum subsp. latifolium E. K. Balls, R. Weatherby 1950-9-1 15612 Plumas East of Long Lake, cliffs above meadow sloping down to two smaller lakes. 2134 Comment
  SD7364  Epilobium canum subsp. latifolium Mrs. R. M. Austin 1879-1 Plumas American Valley Comment
  SEINET12425311  Epilobium ciliatum M. Foster 1988-7-10 s.n. Plumas Grizzly Valley Quad. Inside a USFS cattle exclosure just N of Big Grizzly Creek, 1.4 mi S of Walker Mind Rd., 1. mi W of Lake Davis, 12 mi NW of Portola 1792 Comment
  CHSC24272  Epilobium ciliatum subsp. ciliatum K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC108108  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2011-9-17 17661 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  JEPS102567  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2001-10-16 9371 Plumas On the SW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  JEPS113587  Epilobium ciliatum subsp. glandulosum Lowell Ahart, Josephine Guardino 2007-7-20 14345 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS95290  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1994-7-28 7535 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  JEPS124094  Epilobium densiflorum Lowell Ahart 2015-6-7 20221 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  RSA88517  Epilobium foliosum J. T. Howell 1951-6-26 27547 Plumas Feather River Canyon 854 Comment
  JEPS39337  Epilobium glaberrimum subsp. glaberrimum W. L. Jepson 1924-7-22 10620 Plumas creek near Rich Pt.; Middle Fork Feather River, Dogwood Creek 1127 Comment
  RSA60114  Epilobium hallianum E. K. Balls 1950-9-2 15637 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley 2256 Comment
  CHSC54407  Epilobium hornemannii subsp. hornemannii Vernon H. Oswald 1991-7-8 4705 Plumas Lassen Volcanic National Park. Meadow on the northwest side of Willow Lake, just north of the park boundary. Forest edge near the west gate in the park boundary fence. 1676 Comment
  CHSC63462  Epilobium hornemannii subsp. hornemannii Lowell Ahart 1994-7-22 7505 Plumas Plumas County. Sierra County. On the south side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. 1981 Comment
  CHSC24281  Equisetum arvense K. R. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  CHSC35949  Equisetum arvense M. S. Taylor 1982-5-13 4439 Plumas On the n edge of Spanish Creek, Gansner Park, Quincy. 1036 Comment
  JEPS88065  Equisetum arvense Lowell Ahart 1995-6-28 7686 Plumas ca. 5 mi (air) n of La Porte (ca. 1 mi ne Little Grass Valley Reservoir, ca. 1/2 mi sw of Feather Fork Mine); S. Fork Feather River 1828 Comment
  CAS-BOT-BC56999  Equisetum arvense W. I. Follett 1961-7-14 s.n. Plumas Estray Creek, 1.5 mi. below Spring Garden Comment
  CAS-BOT-BC57394  Equisetum laevigatum David D. Keck 1932-7-3 1674 Plumas Quincy, in the Northern Sierra Nevada, at bridge over Spanish Creek 1066 Comment
  CAS-BOT-BC57513  Equisetum telmateia John Thomas Howell; Gordon H. True 1969-4-8 45485 Plumas Feather River Canyon at Storrie 548 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
  SJSU14222  Eremogone aculeata N. A. Hopkins 1989-6-7 1525 Plumas W of Dixie Mt near Dixie Cr 1889 Comment
  CHSC91474  Eremogone cliftonii L. P. Janeway 2005-6-26 8441 Plumas Northern High Sierra Nevada. Steep east-facing slope above Road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
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Jul 8 2014
  RSA0049695  Eremogone cliftonii Dean Wm. Taylor, Cade Mohler 2014-6-25 21490 Plumas 1 mile west of The Big Hill (vicinity Kimshew Point), logging spur road 0.5 miles east of Concow Road (County Road 525) 1650 Comment
  CAS-BOT-BC174267  Eremogone congesta var. subcongesta M. S. Taylor 1982-5-17 4461 Plumas N side of 22N55, near its jct with 22N54 & 22N88, ca. 2 mi se of Portola, on ridges below Beckwourth Peak 1706 Comment
  CHSC50837  Eriastrum signatum Vernon Oswald; Lowell Ahart 1990-7-25 4400 Plumas Vinton Cemetary on Hwy 70, 0.9 mi east of Vinton. 1524 Comment
  CAS-BOT-BC286647  Ericameria bloomeri John Thomas Howell; Gordon H. True 1959-9-24 34956 Plumas Near Cromberg 1249 Comment
  CAS-BOT-BC286651  Ericameria bloomeri M. S. Taylor 1981-8-19 4226 Plumas S side of 23N10, 0.5 mi e of its jct with spur rd 23N10G, ca. 5 air mi w of Sloat 1615 Comment
  CAS-BOT-BC286652  Ericameria bloomeri Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC72257  Ericameria bloomeri Vernon H. Oswald; Beth Corbin, Kim Earll 1998-9-22 9654 Plumas Along the east side of Yellow Creek south of the PG and E campground in Humbug Valley and ca. 0.5 mi north of Middle Camp. 1298 Comment
  SD112579  Ericameria bloomeri Darley F. Howe 1960-9-21 2988 Plumas 10 miles from junction with Highway 89 on road to Susanville 1675 Comment
  UCD131331  Ericameria bloomeri M. S. Taylor 1981-8-25 4235 Plumas Red Hill Lookout, around 3 air miles northeast of Belen. 1920 Comment
  CAS-BOT-BC294283  Ericameria nauseosa var. speciosa L. P. Janeway 1993-9-28 4604 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River 1499 Comment
  CAS-BOT-BC294285  Ericameria nauseosa var. speciosa E. K. Balls 1950-9-14 15819 Plumas 6 mi. northwest of Chester, North Fork Feather River 1402 Comment
  CHSC69411  Ericameria nauseosa var. speciosa Lowell Ahart 1997-8-19 7872 Plumas On the east side of Lumpkin Ridge Road, about 7 1/2 mile east of Camp 18, about 14 miles (air) northeast of Feather Falls. 1402 Comment
  CHSC96059  Ericameria nauseosa var. speciosa L. P. Janeway 2006-10-1 8896 Plumas Northern High Sierra Nevada. Serpentine Canyon along Hwy 70 and East Branch North Fork Feather River, about 3.5 road km west of Rich Gulch. 792 Comment
  JEPS118406  Ericameria nauseosa var. speciosa Lowell Ahart 2011-9-17 17676 -B Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam 1687 Comment
  CAS-BOT-BC293029  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34961 Plumas Near Blairsden 1341 Comment
  UC119161  Ericameria parryi var. nevadensis C. G. Albertus 1935-8-12 260 Plumas 2 mi nne Grizzly Peak; Plumas National Forest, Downieville Quad. 1737 Comment
  JEPS108584  Erigeron aphanactis var. aphanactis L. P. Janeway 2005-7-31 8506 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak 1875 Comment
  JEPS95328  Erigeron barbellulatus Lowell Ahart 1994-7-7 7457 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  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
  CHSC101853  Erigeron divergens Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15884 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line. 1374 Comment
  SD64328  Erigeron divergens Darley F. Howe 1966-8-23 Plumas 22 miles south of Quincy on Highway 89. 1310 Comment
  UC354485  Erigeron divergens David D. Keck 1928-6-15 442 Plumas 1.5 mi w Blairsden (along Blairsden-Quincy hwy) 1371 Comment
  CHSC118723  Erigeron eatonii var. sonnei Amy Rachkowski; Wendy L. Boes 2015-6-25 2015003 Plumas Plumas National Forest. Located near Moonlight Valley, west of Forest Service road 28N80, north of 27N77. UTM 686937 E, 4455599 N, NAD83 Zone 10N. 1680 Comment
  CAS-BOT-BC300842  Erigeron glacialis var. glacialis Anna Head 1921-7-5 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC295217  Erigeron inornatus Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  SDSU3938  Erigeron inornatus D. F. Howe 1960-9-21 2992 Plumas 6 miles north of Greenville on #89. 1219 Comment
  CHSC61914  Erigeron inornatus var. inornatus Lowell Ahart 1993-9-24 7266 Plumas On the east side of Cleghorn Bar Road, near Monitor Flat, about 3 miles north-west of Pilot Peak. 1828 Comment
  CHSC91938  Erigeron inornatus var. inornatus Lowell Ahart; Josephine Guardino 2005-8-9 12287 Plumas North of Fant Creek, about 50 yards north of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  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
  JEPS114526  Erigeron inornatus var. inornatus Lowell Ahart 2008-8-14 15198 Plumas 20 yards northeast of the metal gate, east side for Forest Road 22n68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  RSA523306  Erigeron lassenianus J. L. Strother 1987-6-28 1360 Plumas West of Red Clover Valley, ca. 17 miles north of Beckwourth along road to Genese 1700 Comment
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Aug 21 2012
  JEPS123964  Erigeron lassenianus var. deficiens Lowell Ahart 2015-7-4 20287 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
  CAS-BOT-BC295497  Erigeron lassenianus var. lassenianus A. A. Heller; P. B. Kennedy 1907-7-3 8704 Plumas Hills above Red Clover Valley Comment
  CDA19248  Erigeron lassenianus var. lassenianus G. D. Barbe, T. C. Fuller 1982-6-17 3813 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CAS-BOT-BC295791  Erigeron petrophilus var. sierrensis G. L. Stebbins 1968-8-1 6844 Plumas Devil's Punchbowl, on Grizzly Mountain north of Quincy 2225 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
  RSA724903  Erigeron petrophilus var. sierrensis L. P. Janeway 2007-8-13 9175 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  UCD132042  Erigeron philadelphicus var. philadelphicus Robbins; Raynor 1943-6-1 s.n. Plumas Belden. Comment
  CAS-BOT-BC300126  Erigeron pumilus var. intermedius Lewis S. Rose 1955-7-19 55151 Plumas Vinton 1505 Comment
  CAS-BOT-BC300124  Erigeron pumilus var. intermedius Mrs. H. C. Cantelow 1951-7-29 19 Plumas Hwy 24 about 6 miles e. of Blairsden Comment
  SEINET8655790  Eriogonum baileyi var. praebens W. Harnach 2015-8-6 1437 Plumas 4.85 miles west of Vinton on Hwy 70. 1494 Comment
  SEINET10886200 Image available Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 Reveal 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 air miles NNW of Beckwourth, associated with Artemisia nova, Purshia tridentata and Eriogonum umbellatum var. nevadense at 5600 feet elevation. T.25N, R14E, sec. 27NW1/4SW1/4. 1707 Comment
  CHSC40852  Eriogonum elatum var. elatum K. R. Stern 1985-6-25 8225 Plumas Vicinity of Blairsden. 1432 Comment
  POM105616  Eriogonum elatum var. elatum F. H. Hillman s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC255752  Eriogonum elatum var. villosum John Thomas Howell 1955-7-19 30826 Plumas Mohawk, Sierra Nevada 1371 Comment
  CHSC92954  Eriogonum elatum var. villosum L. P. Janeway 2005-7-31 8508 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak. 1875 Comment
  RSA393294  Eriogonum elatum var. villosum Anstruther Davidson 1928-7-1 s.n. Plumas Feather River [county not specified: Butte, Plumas or Sierra] Comment
  CAS-BOT-BC259391  Eriogonum luteolum James L. Reveal 1975-8-24 3976 Plumas Along California Highway 70 in Feather River Canyon, 3 miles east of Gold Bar Comment
  CAS-BOT-BC267326  Eriogonum luteolum var. pedunculatum A. A. Heller; P. B. Kennedy 1907-7-15 8851 Plumas Near mouth of Little Grizzly Crek below Genessee Comment
  SBBG64042  Eriogonum marifolium A. A. Heller, P. B. Kennedy 1907-7-3 Plumas above Red Clover Valley Comment
  CAS-BOT-BC263295  Eriogonum marifolium var. marifolium L. P. Janeway 1990-8-29 3840 A Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CAS-BOT-BC263311  Eriogonum marifolium var. marifolium Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC263312  Eriogonum marifolium var. marifolium Anna Head 1921-6-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC267378  Eriogonum marifolium var. marifolium John Thomas Howell 1960-7-20 35786 Plumas Lassen Volcanic National Park. Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  CAS-BOT-BC261367  Eriogonum nudum var. deductum Robert J. Weatherby 1950-8-11 1520 Plumas Mt. Elwell, Lakes Basin Area Comment
  CAS-BOT-BC264819  Eriogonum nudum var. deductum John Thomas Howell 1959-9-22 34834 Plumas Wolf Creek 1371 Comment
  CHSC76140  Eriogonum nudum var. deductum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3102 Plumas Reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  JEPS102617  Eriogonum nudum var. deductum Lowell Ahart 2001-7-11 8893 Plumas Along the NE trail from the dirt road to Homer Lake, about 5 1/2 miles (air) north of Greenville, about 5 1/2 miles (air) east of Lake Almanor. 2042 Comment
  CHSC118805  Eriogonum nudum var. deductum Wendy L. Boes; Chelsea Morgan 2015-6-25 2015 -025 Plumas Near Moonlight Valley, southeast of Forest Service road 28N80, west of 27N72 (UTM 686698 E, 4455063 N, NAD 83 Zone 10N; Elevation 1700 m.) 1700 Comment
  RSA59398  Eriogonum nudum var. deductum E. K. Balls 1950-9-11 15782 Plumas Lakes Center Public Campground, trail leading to Gold Lake road 2043 Comment
  CHSC63711  Eriogonum nudum var. nudum Lowell Ahart 1994-10-19 7566 Plumas Along the edge of the dirt road, near Boulder Creek, Granite Basin. 1615 Comment
  JEPS56999  Eriogonum nudum var. nudum W. L. Jepson 1939-8-16 19442 Plumas near Jackson Creek; Middle Fork Feather River Comment
  SEINET10479793  Eriogonum nudum var. nudum Mary Susan Taylor 1981-7-27 Taylor 4125 A Plumas T25N R12E SE 1/4 & c 10. Babcock Peak. In granite gravel embankment, N side of Beckworth Genesse Rd, ca. 7 air mi E of Genesse. 5400 ft. 1646 Comment
  CHSC40976  Eriogonum nudum var. oblongifolium J. D. Jokerst 1984-7-11 2097 Plumas East end of Genesee Valley, along Beckwourth Genesee Road, 1.1 miles NW of Drm Bridge. Comment
  SEINET10479532  Eriogonum nudum var. oblongifolium Mary Susan Taylor 1982-7-21 Taylor 4888 Plumas T24N R10E e/se sec 7. Quincy quad. American Valley, on ne side of hills s of Greenhorn Creek, ca. 1.5 mi ne of Quincy. 3500 ft. 1069 Comment
  CHSC20776  Eriogonum nudum var. pubiflorum K. R. Stern 1975-7-23 5859 Plumas W shore of Lake Almanor. 1371 Comment
  RSA7883  Eriogonum pedunculatum H. A. Barker 1927-7-16 818 Plumas Along Feather River near Mohawk. 1372 Comment
  POM98575  Eriogonum spergulinum var. reddingianum F. W. Peirson 1926-6-21 s.n. Plumas South shore Lake almanor, Comment
  RSA242159  Eriogonum spergulinum var. reddingianum James L. Reveal 1971-6-23 2478 Plumas Along California Highway 89, 4 mi. northwest of Greenville and about 4 mi. southeast of Canyondam. 1220 Comment
  POM180958  Eriogonum sphaerocephalum A. A. Heller, P. B. Kennedy 1907-7-5 8741 Plumas Hills above Red Clover. Valley Comment
  SEINET11933188  Eriogonum strictum var. anserinum Taylor 1981-1 3937 A Plumas Grizzly Valley quad., N side of rd 25N93, ca 1.5 mi NW of Bagley Pass, ca 12 mi N of Blairsden 1768 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
  CDA13757  Eriogonum umbellatum var. dumosum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13489 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Comment
  NY399134  Eriogonum umbellatum var. dumosum Mrs. Ames s.n. Plumas Comment
  CHSC104739  Eriogonum umbellatum var. modocense L. P. Janeway 2009-8-13 9925 Plumas Northern High Sierra Nevada. Plumas National Forest; eastern end of Red Mountain, 430 m south-southeast of the Buckhorn survey monument. 1909 Comment
  CHSC41898  Eriogonum umbellatum var. modocense Lowell Ahart 1986-7-25 5371 Plumas Along Cleghorn Bar Road, about 1 1/2 mi west of Finger Board, about 4 mi northwest of Pilot Peak. 1828 Comment
  CAS-BOT-BC262083  Eriogonum umbellatum var. nevadense Herbert L. Mason 1924-6-18 1051 Plumas Graeagle Comment
  CAS-BOT-BC265159  Eriogonum umbellatum var. nevadense John Thomas Howell 1962-6-18 37795 Plumas Sierra Valley near Beckwourth, Sierra Nevada 1487 Comment
  CHSC60546  Eriogonum umbellatum var. nevadense L. P. Janeway 1992-7-13 4262 Plumas Plumas National Forest Beckwourth Ranger District Cascade Compartment. Top of Grizzly Ridge between Joseph Creek and Greenhorn Creek. 2255 Comment
  CHSC97549  Eriogonum umbellatum var. nevadense Lowell Ahart; John Dittes 2007-6-17 14153 Plumas About 20 yards southwest of Red Clover Creek, about 20 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  HSC17357  Eriogonum umbellatum var. nevadense W. R. Rogers 1966-6-22 213 Plumas Comment
  RSA59341  Eriogonum umbellatum var. nevadense E. K. Balls 1950-9-11 15779 Plumas Lakes Center Public Campground, at west of stream. 2043 Comment
  RSA0118774  Eriogonum umbellatum var. polyanthum Lowell A. Ahart 2011-9-17 17672 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1646 Comment
  UCD101488  Eriogonum umbellatum var. polyanthum John Thomas Howell 1961-9-23 36863 Plumas Indian Valley. 1082 Comment
  CAS-BOT-BC262251  Eriogonum ursinum L. P. Janeway 1990-7-25 3810 Plumas Plumas National Forest, Beckwourth Ranger District. Just above Emigrant Creek and 1 1/4 mi south of Little Grizzly Creek 1950 Comment
  CAS-BOT-BC262252  Eriogonum ursinum M. S. Taylor 1982-7-21 4898 Plumas Summit of LIttle Volcano, ca. 5 mi se of Quincy 1767 Comment
  CDA13569  Eriogonum ursinum G. F. Hrusa, T. D. Wilfred 1996-7-23 13399 Plumas Sierra Nevada; Plumas Natl. Forest: near summit on NW side above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  UC77781  Eriogonum ursinum Mrs. R. M. Austin 1876-1 Plumas American Valley Comment
  UCD101329  Eriogonum ursinum John Thomas Howell 1975-7-22 51366 Plumas in the Transition Life Zone, 2 miles northwest of Spring Garden. 1173 Comment
  CAS-BOT-BC262247  Eriogonum ursinum Clare B. Hardham 1961-6-15 7420 Plumas Sierra Nevada Mountains. Engelmine [Engel Mine] 1828 Comment
  NY399806  Eriogonum ursinum R. M. Austin s.n. Plumas Lights [illegible] Canyon Comment
  RSA165449  Eriogonum ursinum Clare B. Hardham 1961-6-16 7420 Plumas Engelmine 1829 Comment
  SEINET5332054  Eriogonum ursinum A. A. Heller, P. B. Kennedy 1907-7-13 8833 Plumas Between Taylorville and Little Grizzly Creek. Comment
  CHSC67378  Eriogonum ursinum var. ursinum J. D. Jokerst 1984-6-13 2055 Plumas On serpentine scree slopes at the very top of Yellow Cr Canyon where USFS rd 26N26 crosses over a ridgeline saddle at the S edge of Section 31. North of road. 1463 Comment
  CAS-BOT-BC264121  Eriogonum vimineum Lowell Ahart 1981-7-18 2935 Plumas North side of road, about 2 miles north of Belden on Caribou Road 1200 Comment
  CAS-BOT-BC264122  Eriogonum vimineum Clare B. Hardham 1985-7-31 30138 Plumas Doyles Crossing, between Antelope Reservoir and Janesville, Sierra Nevada Comment
  SJSU14723  Eriophyllum lanatum N. A. Hopkins 1991-6-28 1693 Plumas between Milford Fork & Doyles Crossing on road from Red Clover Valley to Janesville 1524 Comment
  CAS-BOT-BC301313  Eriophyllum lanatum var. croceum John Thomas Howell 1975-6-16 51145 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC301420  Eriophyllum lanatum var. grandiflorum A. A. Heller 1938-5-30 15133 Plumas On the Feather River Highway near Rich Bar 762 Comment
  JEPS26678  Eriophyllum lanatum var. grandiflorum P. C. Hutchison 1961-6-9 2110 Plumas 2 mi s (below) Rich Bar (along highway US alt 40 on cliff above road); canyon of the North Fork of the Feather River Comment
  UC507147  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 114 Plumas 4 mi nw Quincy (near the Feather River Forestry Exp. Station, (Near type-locality of E. chrysanthum Rydberg!)) Comment
  CAS-BOT-BC308264  Eriophyllum lanatum var. integrifolium M. S. Taylor; M. Foster 1981-6-15 3894 Plumas S side of Buck's Lake Road, ca. 50 ft. e of its jct. with Deans Valley Raod (24N29), ca. 2 mi. ne of Meadow Valley 1158 Comment
  CAS-BOT-BC308266  Eriophyllum lanatum var. integrifolium Lewis S. Rose 1934-7-23 34412 Plumas Chilcoot, Sierra Valley 1522 Comment
  CHSC44865  Eriophyllum lanatum var. integrifolium Lowell Ahart 1979-7-18 1982 Plumas South of the road just before it crosses Onion Valley Creek. Along a wash, about 1 air mile west of Pilot Peak, about 12 air miles north of La Porte. 1828 Comment
  CHSC53148  Eriophyllum lanatum var. integrifolium L. P. Janeway 1989-6-12 3292 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1706 Comment
  CHSC60524  Eriophyllum lanatum var. integrifolium L. P. Janeway; Jannice Cutler 1992-5-27 4206 Plumas Plumas National Forest. South side of Dotta Canyon 2.2 mi southeast of Beckwourth-Genesee Road. Between forest and meadow. 1706 Comment
  UC54084  Eriophyllum lanatum var. integrifolium H. M. Hall and E. B. Babcock Jul 1903 4456 Plumas Red Clover Creek Sierra Nevada Mountains 1676 Comment
  UCD97453  Erodium cicutarium Albert Grigarick 2010-5-11 243 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.5 mi. 1483 Comment
  SEINET11119239  Eryngium alismifolium W. Harnach, N. Harnach 2000-8-23 998 Plumas Sierra Valley, 1 mile W of the Steel Bridge on Marble Lane. 1486 Comment
  SEINET13943989 Image available Eryngium alismifolium Joseph Andorfer Ewan 1934-1 8567 Plumas middle fork Feather River at Pactola Comment
  CAS-BOT-BC54687  Erysimum capitatum var. capitatum John Thomas Howell 1976-7-16 51882 Plumas Sierra Nevada. Spanish Creek near mouth of Slate Creek. 1066 Comment
  CAS-BOT-BC153616  Erythranthe moniliformis M. Lavin 1982-6-27 4150 Plumas Sierra Buttes Country 4 mi up Gold Lake Rd from Graeagle, 12 mi. 250 deg. from Portola 1981 Comment
  SEINET8218349  Erythranthe moniliformis A. A. Heller 1915-7-7 12064 Plumas near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks. 1676 Comment
  SD133970  Erythranthe moschata Barbara Ertter, Gary Schoolcraft 1989-7-3 8633 Plumas near Bear Creek crossing on Lone Rock road, Diamond Mts ca 9 airmiles S of Susanville 1768 Comment
  RSA430188  Erythranthe pulsiferae Christopher Davidson 1975-6-7 2733 Plumas 4.6 mi N. of Greenville on Hwy 89. 1238 Comment
  CAS-BOT-BC505243  Erythronium grandiflorum John Thomas Howell 1951-6-28 27684 Plumas Eureka Park 2133 Comment
  CAS-BOT-BC505245  Erythronium grandiflorum W. W. Wagner 1919-5-18 260 Plumas Along tributary of Massack Creek 1432 Comment
  CHSC21714  Erythronium purpurascens F. T. Griggs; A. Pass 1975-7-23 241 Plumas Cape Lake. Comment
  JEPS41300  Erythronium purpurascens John W. Duffield 1937-4 Plumas vicinity Meadow Valley (U.C. Forestry Camp) 1158 Comment
  RSA113224  Erythronium purpurascens E. K. Balls, Lee W. Lenz 1955-5-14 20706 Plumas Forest Lodge just SW of Greenville. 1128 Comment
  UC1126416  Eschscholzia californica C. G. Albertus 1935-7-20 212 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle 1310 Comment
  SEINET8770667  Eschscholzia californica subsp. mexicana W. Harnach, N. Harnach 1990-6-16 392 Plumas Sierra Valley, N of Vinton, Frank Dotta Ranch. 1524 Comment
  CHSC97265  Eucephalus breweri Lowell Ahart; John Dittes 2007-8-9 14445 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CAS-BOT-BC310531  Eurybia integrifolia Anna Head 1921-8-3 s.n. Plumas Near Gold Lake, Feather River Region Comment
  CAS-BOT-BC310532  Eurybia integrifolia Anna Head 1921-8-5 s.n. Plumas Near Gold Lake, Feather River Region 1981 Comment
  CAS-BOT-BC310540  Eurybia integrifolia M. S. Taylor 1982-8-5 4922 Plumas Jct of Mt Hough Hwy (403) and rd to Grizzly Ridge, ca. 2 mi nw of Taylor Rock, ca. 6 mi ne of Quincy 1676 Comment
  CHSC102109  Eurybia integrifolia Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16211 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  CHSC78982  Eurybia integrifolia M. S. Taylor 1982-9-8 5119 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 14 mi S of Greenville. 1371 Comment
  JEPS107494  Eurybia integrifolia Lowell Ahart, John Dittes 2005-9-19 12378 Plumas On the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  CAS-BOT-BC310594  Eurybia radulina Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1549 Plumas Butterfly Botanical Area and Vicinity. Near mouth of Butterfly Creek 1036 Comment
  CAS-BOT-BC312259  Euthamia occidentalis Malcom A. Nobs; S. Galen Smith 1949-8-19 1455 Plumas Southeastern side of Portola Comment
  UC641617  Festuca occidentalis G. L. Stebbins Jr. 1939-7-6 2908 Plumas 1.7 mi e Meadow Valley (on road to Quincy) 1097 Comment
  CHSC118770  Festuca pratensis Chelsea Morgan; Wendy L. Boes 2015-6-25 2015 -012 Plumas Plumas National Forest. Near Moonlight Valley, southeast of Forest Service Road 28N80, west of 27N72. (UTM 686698 E, 4455063 N, NAD83 Zone 10N. 1700 Comment
  SEINET6225255  Festuca reflexa L. S. Rose 1967-1 67115 Plumas Butterfly Valley, ca 3 mi W of Keddie. Comment
  CAS-BOT-BC279017  Festuca rubra David D. Keck 1944-7-8 5439 Plumas S. end of Lake Almanor, east side of dam 1341 Comment
  CHSC102433  Festuca rubra L. P. Janeway; B. Castro 2009-7-12 9854 Plumas Northern High Sierra Nevada. Lower Thompson Valley 2.1 km north of Red Clover Creek. 1678 Comment
  CHSC97429  Festuca subuliflora Robert Fischer 2006-7-2 1042 Plumas Bucks Lake. Between Oroville and Bucks Lake, off Hwy 70, east on 4 Trees Road. Collection made at the crossing of Wildcat Creek. 1158 Comment
  JEPS121738  Festuca trachyphylla L. P. Janeway 2014-7-17 11564 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; 0.5 km north of Logn Valley Creek, along the dryish eastern edge of the large meadow on the northwest side of Happy Valley. Comment
  RSA563622  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
  CAS-BOT-BC55687  Frangula purshiana John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2185 Plumas Mouth of Butterfly Creek 883 Comment
  CHSC21334  Frangula purshiana F. T. Griggs; A. Pass 1975-7-8 105 Plumas Buck's Lake. Comment
  HSC99926  Frangula purshiana subsp. annonifolia Stephen Edwards Sep 2006 Plumas Jamison Canyon, 1 mi. W of campground. Plumas-Eureka State Park 1601 Comment
  CHSC108052  Frangula rubra subsp. obtusissima L. P. Janeway; B. Castro 2011-10-2 10758 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5010 m above high water line. 1542 Comment
  UCD139690  Fritillaria Grady L. Webster 1992-5-17 7762 Plumas ca. 2 miles southwest of Grizzley Valley Dam. 1737 Comment
  SEINET10469563  Fritillaria atropurpurea Mary Susan Taylor 1982-1 Plumas Comment
  CHSC25054  Fritillaria eastwoodiae L. Morgan 1972-4-22 1 Plumas On n embankment of Forbestown Rd. ca. 6 mi w of La Porte. 1219 Comment
  CHSC23315  Fritillaria recurva Gary Wallace; L. DeBuhr 1972-5-21 1059 Plumas Ca. 1.5 mi east of junction of Hwys. 89 and 70 north of Graeagle. Comment
  CHSC59838  Fritillaria recurva Jennifer Grant 1984-4-19 11 Plumas Ca. 40 mi ne of Oroville and 100 yds e of N. Fk. Feather River, at Tobin Resort. 609 Comment
  HSC31056  Fritillaria recurva G. D. Wallace, Larry E. DeBuhr 1972-5-21 1059 Plumas 1.5 mi. E of junction of Hwy. 89 and Hwy. 70 near Graeagle Comment
  POM174026  Fritillaria recurva J. G. Lemmon s.n. Plumas Sierra Valley to Indian Valley Comment
  RSA247170  Fritillaria recurva Gary D. Wallace, Larry E. DeBuhr 1972-5-21 1059 Plumas Ca. 1.5 miles east of junction of Highways 89 and 70 north of Graeagle Comment
  RSA101479  Galium bifolium R. Weatherby 1955-6-26 1546 Plumas Mud Lake. Lakes Basin Area. 2195 Comment
  CDA14666  Galium bolanderi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3106 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  JEPS115549  Galium bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16219 Plumas On dry rocky soil, north side of Forest Service Road 26N22, 4,650 feet northwest of Rattlesnake Hill, 3.0 miles (air) south-southeast of Lake Almanor Dam 1591 Comment
  POM147081  Galium bolanderi Alice Eastwood 1927-06 14571 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  SD6274  Galium boreale Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadows Comment
  CHSC32016  Galium grayanum L. Ahart 1974-8-3 587 Plumas Near Mt. Etna, ca. 5 mi E of Bunker Hill Mine, ca. 10 mi NE of La Porte. 1981 Comment
  CHSC102748  Galium trifidum var. pacificum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16151 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam. 1606 Comment
  CHSC21090  Galium triflorum F. T. Griggs; A. Pass 1975-7-2 60 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS54487  Galium triflorum Walter Knight, Irja Knight, and John Thomas Howell 1966-7-27 1556 Plumas rock slope near mouth of Butterfly Creek; Butterfly Creek Botanical Area and vicinity 1036 Comment
  JEPS48794  Garrya fremontii John W. Duffield 1937-5-30 Plumas Valley Creek; near road into camp 1158 Comment
  SEINET5765231  Garrya fremontii J. T. Howell 1959-9-26 35043 Plumas Near Keddie. 1006 Comment
  UCD147772  Gayophytum Allyson Ayalon; Lucie Jerabkova 2012-8-1 134 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  JEPS127121  Gayophytum diffusum subsp. diffusum Lowell Ahart 2016-8-30 21326 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  CHSC53143  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1989-6-20 3343 Plumas Plumas National Forest. Southwest side of Red Clover Valley. 1691 Comment
  CHSC84460  Gayophytum diffusum subsp. parviflorum Lowell Ahart; John Dittes 2003-8-8 10487 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  JEPS115197  Gayophytum diffusum subsp. parviflorum Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16114 Plumas West of a man made depression about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  POM249896  Gayophytum diffusum subsp. parviflorum Joseph A. Ewan 1934-7-18 8576 -a Plumas Camp Caldwell at Dentens, Mohawk Valley 1616 Comment
  CHSC92179  Gayophytum heterozygum Lowell Ahart; John Dittes 2005-9-19 12408 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1986 Comment
  RSA716596  Gayophytum heterozygum L. Ahart, John Dittes 2005-9-19 12409 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1987 Comment
  CHSC40267  Gayophytum humile Lowell Ahart 1985-7-11 5142 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CHSC46122  Gayophytum humile Lowell Ahart 1981-7-21 2973 Plumas Along the edge of Cleghorn Bar Road, 1 1/2 miles west of Quincy La Porte Road, about 2 air miles west of Pilot Peak. 1706 Comment
  POM184782  Gayophytum humile Merle Randall 1930-6-26 s.n. Plumas Falls, Hawley Grade [no county specified on label] Comment
  SEINET10453077  Gayophytum humile Mary Susan Taylor 1982-6-28 Taylor 4757 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  SEINET7717338  Gentiana amarella Unknown Plumas Big meadows Comment
  SEINET7717367  Gentiana newberryi Unknown Plumas Big Meadows Comment
  CHSC81788  Gentiana newberryi var. tiogana Lowell Ahart 2001-10-16 9390 Plumas South of the Darlingtonia Bog and east of the dirt road, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1112 Comment
  CDA14676  Geum macrophyllum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3119 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. Sheet 1 of 2 1371 Comment
  CAS-BOT-BC459552  Geum macrophyllum A. A. Heller; P. B. Kennedy 1907-7-9 8787 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  CDA38626  Geum macrophyllum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3119 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. Sheet 2 of 2 1371 Comment
  CHSC89549  Geum triflorum G. D. Barbe; T. C. Fuller 1982-6-17 3840 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
  JEPS107951  Gilia capillaris Lowell Ahart, Josephine Guardino 2005-8-9 12266 Plumas In a small meadow, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1635 Comment
  UC932069  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas on Oroville Road 1 mi from Cascade (Lava Cap, southwestern Plumas County); Lava Cap, 1 mi from Cascade 1371 Comment
  CAS-BOT-BC283879  Glyceria borealis John Thomas Howell 1961-9-25 36953 Plumas Feather River bed, Portola 1478 Comment
  SEINET13709989  Glyceria borealis Lowell William Ahart, Lowell William Ahart 2001-1 9189 Plumas 3/4 Mi. NE of Chester, Last Chance Marsh (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  CAS-BOT-BC282703  Glyceria elata John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1501 Plumas Along road at Fern Glen, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC282705  Glyceria elata John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1470 Plumas Butterfly Canyon, Butterfly Botanical Area and Vicinity 990 Comment
  CAS-BOT-BC303819  Gnaphalium John Thomas Howell 1976-7-14 51819 Plumas Feather River Canyon Highway at Injun Jim Campground 609 Comment
  CDA14048  Gnaphalium canescens subsp. thermale G. F. Hrusa, T. D. Wilfred 1996-8-1 13420 Plumas Sierra Nevada; Plumas National Forest. ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp. Comment
  CAS-BOT-BC307379  Gnaphalium palustre John Thomas Howell 1961-9-22 36797 Plumas Wolf Creek, Greenville, Sierra Nevada 1088 Comment
  CDA14697  Gnaphalium palustre G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3185 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  CDA6023  Gnaphalium palustre L. P. Janeway 2001-7-25 7387 Plumas High Cascade Range; Southwest side of Lake Almanor, below high water line, about 100 meters out; near Highway 89 2.3 km north-northwest of Almanor West Road. Comment
  CHSC81347  Gnaphalium palustre Lowell Ahart 2001-9-18 9273 Plumas On the wet strand of the south end on the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1104 Comment
  CAS-BOT-BC307387  Gnaphalium palustre L. P. Janeway 1989-7-25 3520 Plumas Crocker Meadow near Beckwourth-Genesee Road (rd 111) 6.4 mi north of Beckwourth, Plumas National Forest, Beckwourth Ranger District Crocker Compartment 1737 Comment
  SEINET10872048  Gnaphalium palustre Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5180 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
  UC1585987  Gratiola neglecta Barbara Ertter 1988-10-21 7999 Plumas e end of causeway ca 1.5 mi e of Chester on Hwy 36 Lake Almanor (mud flats s of road) 1341 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
  CHSC87127  Hackelia californica L. P. Janeway 2001-6-15 7182 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
  SEINET3153249  Hackelia californica L. S. Rose 1939-6-8 39271 Plumas South end of Lake Almanor 1372 Comment
  POM126237  Hackelia nervosa H. M. Hall 1912-7-11 s.n. Plumas Long Lake, Sierra Nevada Mts. 2043 Comment
  RSA60127  Hazardia whitneyi E. K. Balls 1950-9-4 15670 Plumas Road from Feather River Experiment Stn. [Station], Quincy, to Snake Lake. 1220 Comment
  CHSC99971  Hazardia whitneyi var. whitneyi Lowell Ahart 2008-9-10 15389 Plumas About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  JEPS29573  Helenium bigelovii John Thomas Howell 1960-7-18 35532 Plumas Drakesbad Lassen Volcanic National Park, Drakesbad 1676 Comment
  SBBG30612  Helenium bigelovii D. Myrick 1968-6-18 1941 Plumas Butterfly Valley, ca. 4 mi NW of Quincy 1036 Comment
  UCD63044  Helenium puberulum Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Plumas Quincy. Blackhawk Road. Butterfly Valley. Butterfly Valley Botanical Area. Sweetwater Marsh. 1160 Comment
  CAS-BOT-BC314789  Helianthella californica var. nevadensis Anna Head 1921-7-30 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC314790  Helianthella californica var. nevadensis Clare B. Hardham 1975-8-2 20465 Plumas Black Mt., Sierra Nevada 2133 Comment
  SD9156  Helianthus annuus Daniel Cleveland 1882-7-25 Plumas Austin's, Big Meadows Comment
  UCR61935  Helianthus bolanderi D. F. Howe 1959-8-3 2783 Plumas 41 mi north of Quincy on 89, west of Lake Alamanor 1372 Comment
  CAS-BOT-BC313431  Hemizonella minima Mary Strong Clemens 1920-5-18 s.n. Plumas Greenville Comment
  CAS-BOT-BC315018  Hemizonella minima A. A. Heller; P. B. Kennedy 1907-7-3 8697 Plumas Hills above Red Clover Valley Comment
  SEINET11197285 Image available Hemizonella minima A. A. Heller, P. B. Kennedy 1907-7-3 8697 Plumas Hills above Red Clover valley Comment
  UC1561812  Hemizonella minima Barbara Ertter with Gary Schoolcraft 1987-6-17 7206 Plumas ca. 1.5 air mi n Chester 1371 Comment
  CAS-BOT-BC313432  Hemizonella minima Alice Eastwood 1927-6-27 14935 Plumas Road from Chilcott Comment
  CAS-BOT-BC55287  Hesperis matronalis John Thomas Howell; Gordon H. True 1967-7-11 43380 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CHSC57423  Hesperis matronalis L. P. Janeway; Garrett Gibson 1991-7-1 4066 Plumas Plumas National Forest. Edge of drainage along northeast side of Lake Davis, ca 1/2 mi east of Lightning Tree Campground and ca 3 1/2 mi north-northwest of the Grizzly Valley Dam. Along edge of creek. 1783 Comment
  UCD170310  Hesperis matronalis M. S. Taylor 1982-6-9 4618 -A Plumas Along Bucks Lake Rd, across the street of Meadow Valley Inn. 1219 Comment
  CHSC690  Hesperochiron pumilus 1932-5-29 Plumas Almanor meadows. 1432 Comment
  MACF019598  Hesperocyparis bakeri Trudy R. Ericson 1975-9-18 405 Plumas Approx. 1/8 mi. east of Mud Lake which lies due south of end of logging road 2103 Comment
Read comments
Apr 29 2016
  JEPS120106  Hesperolinon micranthum Lowell Ahart 2012-7-1 18260 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. Comment
  UC170917  Hesperolinon micranthum H. M. Hall 1912-7-20 9362 Plumas s slope above river Middle Fork of the Feather River 1340 Comment
  SEINET10493824  Hesperolinon micranthum Mary Susan Taylor 1981-7-13 Taylor 3998 Plumas T24N R16E se/nw sec 5, Frenchman Lake quad; E side of 24N55, ca. 0.4 mi N of its jct with 28N11, ca. 0.7 mi N of N tip of the Lake, ca. 14 air mi N of Chilcoot. 1737 Comment
  JEPS103322  Heterocodon rariflorum Lowell Ahart 2002-7-2 9820 Plumas On the bottom of the water holding pond, ca 150 yards N of Forest Road 22N94, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1597 Comment
  CAS-BOT-BC311032  Heterotheca oregona var. compacta Lowell Ahart 1981-9-6 3067 Plumas About 6 miles N of Taylorsville 1300 Comment
  CDA17230  Heterotheca villosa G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16333 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
  UC1523768  Heterotheca villosa var. minor Gary Schoolcraft 1981-6-17 469 Plumas sw of Portola 1481 Comment
  SJSU14219  Heterotheca villosa var. minor N. A. Hopkins 1989-8-29 1594 Plumas by Frenchmans L Rd c. 1 mi N of Chilcoot Comment
  SD8411  Heuchera micrantha Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC425151  Heuchera rubescens Margaret Williams; Emily McPhersen 1974-8-5 74 -P-10 Plumas Above Silver Lake. Trail to Mt. Elwell, Lakes Basin. 2133 Comment
  CAS-BOT-BC425152  Heuchera rubescens Ella Dales Cantelow 1941-5-18 3518 Plumas 1 1/2 mi. w. of Johnsville on rd. to Gibsonville 1615 Comment
  CAS-BOT-BC425223  Heuchera rubescens Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas 1 1/2 west of Johnsville on road to Gibsonville 1615 Comment
  CAS-BOT-BC425225  Heuchera rubescens Janet Jones 1920-8-10 209 Plumas Frazier Falls area 1828 Comment
  CHSC36937  Heuchera rubescens var. glandulosa M. S. Taylor 1982-8-5 4933 Plumas Mt Hough summit on cliff above Crystal Lake, ca 7 mi nne of Quincy. 2203 Comment
  CAS-BOT-BC319604  Hieracium albiflorum C. R. Quick 1942-7-31 42 -48 Plumas Near Quincy Comment
  CAS-BOT-BC319606  Hieracium albiflorum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC21315  Hieracium albiflorum F. T. Griggs; A. Pass 1975-7-29 262 Plumas Buck's Lake. 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
  CAS-BOT-BC459652  Holodiscus John Thomas Howell 1977-8-11 52683 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir Comment
  CAS-BOT-BC152720  Holodiscus microphyllus var. microphyllus Robert J. Weatherby 1950-8-11 1516 Plumas Mt. Elwell, Lakes Basin Area 2377 Comment
  RSA232862  Hordeum brachyantherum L. S. Rose 1968-6-10 68084 Plumas Quincy 1037 Comment
  CAS-BOT-BC284653  Hordeum brachyantherum subsp. brachyantherum Lewis S. Rose 1968-6-10 68084 Plumas Quincy 1036 Comment
  CAS-BOT-BC284655  Hordeum brachyantherum subsp. brachyantherum L. W. Swift 1930-7-30 30 Plumas Plumas National Forest, Grizzly Valley 1828 Comment
  CHSC35941  Hordeum brachyantherum subsp. brachyantherum M. S. Taylor 1982-6-28 4768 Plumas Drainage on n side of Feather River, ca. 1/4 mi w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC284731  Hordeum jubatum Fred Sommers; Greg Sommers 1976-6-24 131 Plumas Sierra Valley Marsh, along Marble Lane 1487 Comment
  CDA28656  Horkelia fusca subsp. parviflora G. D. Barbe 1981-6-23 3116 Plumas 0.25 of a mile west of Round Valley Reservoir Dam at northwest shore of the reservoir. Comment
  CHSC48851  Horkelia fusca subsp. tenella Vernon Oswald 1984-7-12 1573 Plumas S side of Lotts Lake. 1975 Comment
  RSA85224  Horkelia fusca subsp. tenella F. W. Peirson 1926-6-21 6794 Plumas South shore Lake almanor, Comment
  CHSC102744  Horkelia fusca var. parviflora Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16145 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam. 1606 Comment
  POM181038  Horkelia tridentata subsp. flavescens A. A. Heller, P. B. Kennedy 1907-7-11 8799 Plumas Prattville. Comment
  RSA74360  Horkelia tridentata subsp. flavescens Milo S. Baker 1952-5-24 12437 Plumas Hwy 89 in canyon S of Lake Almanor Dam Comment
  SEINET6768050  Horkelia tridentata subsp. flavescens P. A. Lehenbauer 1934-5-25 s.n. Plumas Sierra Nevada; 15 miles W of Portola. Comment
  CAS-BOT-BC538237  Horkelia tridentata var. flavescens Alice Eastwood 1927-6-15 14605 Plumas United States Forest Reserve, Long Valley trail Comment
  CAS-BOT-BC536279  Horkelia tridentata var. tridentata Walter Knight; Irja Knight 1967-5-22 1899 Plumas Butterfly Canyon, Butterfly Botanical Area and Vicinity 1066 Comment
  UCD106147  Hosackia oblongifolia Tofsrud 1948-7-1 s.n. Plumas Between Quincy and R.R. Junction. Comment
  CHSC113588  Hosackia oblongifolia var. oblongifolia Lowell Ahart 2014-8-24 19749 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
  SBBG21859  Hosackia oblongifolia var. oblongifolia D. Myrick 1964-7-21 902 Plumas Drakesbad 1737 Comment
  POM252965  Hydrophyllum capitatum var. alpinum A. A. Heller 1938-5-21 15097 Plumas Just east of the highway maintenance station north of Chester, on Highway 36. Comment
  CHSC72312  Hydrophyllum occidentale L. P. Janeway; Glenn Clifton 1998-7-8 5726 Plumas About 1.5 mi southwest of Diamond Mtn; at junction of Diamond Mtn Motorway (Road 28N15) and unnamed road to small pond on a saddle on the crest. 2115 Comment
  SBBG6112  Hydrophyllum occidentale H. and M. Dearing 1939-5-9 3319 Plumas Feather River, North Blairsden Comment
  JEPS3195  Hydrophyllum occidentale Mrs. Emanuel Fritz 1933-6-28 Plumas near Meadow Valley (Schneider Falls); Schneider Falls 1219 Comment
  JEPS122181  Hypericum anagalloides Lowell Ahart 2014-8-26 19782 Plumas On the both sides of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  SJSU13930  Hypericum anagalloides N. A. Hopkins 1985-8-27 1317 Plumas Grass L 1786 Comment
  JEPS101239  Hypericum formosum var. scouleri Dean W. Taylor 2000-8-8 17563 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  JEPS66824  Hypericum formosum var. scouleri H. L. Mason 1924-6-26 Plumas Blairsden Comment
  JEPS28634  Hypericum formosum var. scouleri George W. Gillett 1957-7-18 825 Plumas w. bank of main inlet to Willow Lake (n. end of Willow Lake Meadow); Lassen Volcanic Nat'l Park, , Willow Lake Meadow 1661 Comment
  CAS-BOT-BC401438  Hypericum scouleri Walter Knight; Irja Knight 1966-6-18 1331 Plumas Butterfly Valley 1173 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
  SD7657  Ipomopsis aggregata R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC1123689  Ipomopsis aggregata D. Axelrod 1934-6-12 39 Plumas 1/2 mi s Fowler Peak; Plumas National Forest, Downieville Quad. 1737 Comment
  CDA15897  Ipomopsis aggregata subsp. aggregata B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Headwaters of Bull Run Creek off USFS 23N12E. Comment
  JEPS800  Ipomopsis aggregata subsp. bridgesii W. L. Jepson 1939-7-31 19320 Plumas Spanish Peak 2042 Comment
  SEINET12618232  Ipomopsis aggregata subsp. bridgesii M. Hagebusch 2016-8-5 103 Plumas Plumas NF, along Pacific Crest Trail, ca 1.4 trail miles N of Bucks Lake Road (County Road 414), 2.1 air miles S of Spanish Peak. 1871 Comment
  CHSC44315  Ipomopsis aggregata subsp. formosissima Lowell Ahart 1975-7-20 905 Plumas About 1 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC33614  Ipomopsis congesta M. S. Taylor 1981-6-17 3919 Plumas Top of Mt Ingalls, ca. 7 air mi se of Genesee. 2551 Comment
  CAS-BOT-BC123367  Iris hartwegii subsp. pinetorum Alice Eastwood 1927-6-11 14454 Plumas Forest Lodge, near Greenville Comment
  SEINET8756767  Iris missouriensis W. Harnach, N. Harnach 1989-5-12 077 Plumas Sierra Valley 1/4 mile west of steel bridge (Marble lane) 1489 Comment
  RSA105534  Iris tenuissima subsp. purdyiformis Lee W. Lenz, E. K. Balls 1955-5-13 20699 Plumas Between Tobin and Camp Rogers, Feather River Canyon. 610 Comment
  RSA793107  Ivesia aperta James R. Shevock, Barbara Ertter 1986-7-20 11736 Plumas Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth. 1650 Comment
  JEPS87538  Ivesia aperta var. aperta Diane Mastalir 1993-7-14 Plumas Meadowview Y (jct of FS Road 25N11 and Plumas County Road 101), 50 m NW of Plumas Forest, Milford Ranger District 1828 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
  CHSC32876  Juncus acuminatus L. Ahart 1980-10-6 2672 Plumas Ca. 1 mi s of La Porte. 1600 Comment
  RSA727524  Juncus balticus var. balticus L. Ahart, Josephine Guardino 2007-7-20 14331 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  UCD108050  Juncus bufonius Tim Kuhn 2006-6-22 84 Plumas near Bagley Pass. Comment
  CHSC91933  Juncus confusus Lowell Ahart; Josephine Guardino 2005-8-9 12265 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  JEPS122185  Juncus covillei Lowell Ahart 2014-8-26 19770 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CHSC84975  Juncus drummondii Lowell Ahart 2003-10-17 10640 Plumas North side of rocks, about 100 yards north of Humboldt Peak, about 1/2 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2148 Comment
  SEINET10945580 Image available Juncus dubius R. M. Austin 1880-1 Austin s.n. Plumas Comment
  CHSC110996  Juncus dudleyi Lowell Ahart 2012-4-1 18256 Plumas On the west edge of Caribou Road, about 20 yards south of the stream, about 4 miles (air) northeast of Belden. 806 Comment
  RSA463101  Juncus ensifolius Lyman Benson 1932-7-29 4005 .5 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  SEINET10472442  Juncus hemiendytus Lowell Ahart, Peter Ahart 1983-7-20 Ahart 4195 Plumas Ca. 1/4 mi e of Feather Fork Mine, ca. 5.5 mi n of La Porte. Red Fir Forest; 1800 m. 1800 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
  UCD169799  Juncus howellii Lowell Ahart; John Dittes 2009-8-28 16355 Plumas On the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  RSA95511  Juncus howellii J. T. Howell 1951-6-27 27580 Plumas McRae Meadow. 1982 Comment
  CAS-BOT-BC110167  Juncus luciensis A. A. Heller; P. B. Kennedy 1907-7-3 8695 Plumas Red Clover Valley. Comment
  JEPS114940  Juncus macrandrus Lowell Ahart 2008-8-14 15213 Plumas Meadow (swamp, bog), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 41/2 miles (air) north of La Porte 1597 Comment
  CDA15904  Juncus nevadensis B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  JEPS102712  Juncus nevadensis Lowell Ahart 2001-7-17 8900 Plumas Small meadow, on the south side of a poor logging road, part of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS107932  Juncus nevadensis Lowell Ahart, John Dittes 2005-9-20 12428 Plumas On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  UCD108054  Juncus nevadensis Tim Kuhn 2006-1 86 Plumas on Plumas NF forest service road 107407. Comment
  SD50946  Juncus nevadensis Darley F. Howe 1964-7-29 3896 Plumas Near Gold Lake, Plumas National Forest. 1981 Comment
  UC1026453  Juncus nevadensis John Thomas Howell 1951-6-28 27735 Plumas between Eureka Lake and Johnsville 1676 Comment
  CHSC102704  Juncus occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16157 Plumas In the center 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
  RSA715688  Juncus occidentalis L. Ahart, Josephine Guardino 2005-8-10 12309 Plumas Northeast of a small branch of Lights Creek, east side of forest road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1822 Comment
  CDA34083  Juncus orthophyllus L. Ahart, J Guardino 2005-8-9 12265 Plumas Between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 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
  CHSC65858  Juncus orthophyllus L. P. Janeway 1995-10-11 4936 Plumas Lakes Basin. 0.3 mi north-northeast of Lakes Basin Campground; on east side of Gold Lake Hwy opposite the entrance to the campground. Drainage. 1923 Comment
  JEPS125844  Juncus parryi Dean W. Taylor 2001-8-1 17857 Plumas Spring at N base of Pilot Peak, ca 10 air miles S of Quincy, along Forest Road 22N84X about 0.2 miles N of the Pilot Mine site. Comment
  RSA35308  Juncus parryi Alice S. Mulford 1944-8-14 s.n. Plumas Ridge between Long Lake and the Bear Lakes. 2134 Comment
  HSC100817  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 Plumas Below the high water line of Lake Almanor, ~2,000 ft. NW of Lake Almanor Dam. 1591 Comment
  JEPS115878  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 -C Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC54395  Kalmia polifolia subsp. microphylla Vernon H. Oswald 1991-6-17 4772 Plumas Lassen Volcanic National Park. Little Willow Lake, located ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  CHSC597  Kalmia polifolia subsp. microphylla R. Carter 1964-7-4 138 Plumas On S shore of Green Island L. where creek empties into lake. 1706 Comment
  NY786844  Keckiella breviflora var. glabrisepala L. S. Rose 1968-6-12 68110 Plumas Feather River Canyon, 4 miles west of Belden 609.6 Comment
  JEPS96032  Keckiella lemmonii Vernon H. Oswald and Lowell Ahart 1996-8-14 8164 Plumas Silver Lake Rd. 0.5 mi SE of Silver Lake Campground, NE of Bucks Lake, northern High Sierra Nevada, Yellow Pine Forest. 1706 Comment
  CAS-BOT-BC340345  Kyhosia bolanderi John Thomas Howell 1926-7-31 2172 Plumas Near Prattville 1463 Comment
  CHSC75907  Kyhosia bolanderi G. F. Hrusa 1996-8-2 13431 Plumas Sierra Nevada. At SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Trib. of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1850 Comment
  JEPS88488  Lactuca canadensis Vernon H. Oswald and Lowell Ahart 1996-8-1 8136 Plumas Old Haun Rd. (Forest Rt. 201) ca. 0.9 mi w Hauns Mdw. (s slope of mt., at wet meadowy drainage, sse of Dyer Mtn. Lookout, n of Hwy 89, e of Lake Almanor); Dyer Mtn. 1463 Comment
  SJSU14463  Lactuca serriola N. A. Hopkins 1990-8-29 1636 Plumas Marble Hot Springs Rd 1493 Comment
  CAS-BOT-BC340603  Lactuca serriola E. K. Balls 1950-8-31 15518 Plumas Hwy. 24, 1 mile north of Spanish Creek, north of Quincy 1097 Comment
  CAS-BOT-BC341574  Lagophylla ramosissima John Thomas Howell 1951-6-29 27738 Plumas Near Spring Garden 1219 Comment
  RSA715612  Lasthenia glabrata subsp. glabrata L. Ahart, John Dittes 2005-6-1 11843 Plumas On both sides of Hwy 70, E of the Plumas County Airport, about 3 miles E of Beckwourth. 1413 Comment
  SEINET5327278  Lathyrus lanszwertii P. A. Lehenbauer 1925-5-31 1789 Plumas Clover Valley, Plumas National Forest Comment
  CHSC105598  Lathyrus latifolius L. P. Janeway 2010-8-4 10135 Plumas Northern High Sierra Nevada. Plumas National Forest; along Soda Creek 0.7 km northwest of Hwy 70 and East Fork North Fork Feather River. 944 Comment
  CAS-BOT-BC205064  Lathyrus sulphureus Mary Strong Clemens 1920-8-11 s.n. Plumas Greenville Comment
  CAS-BOT-BC205066  Lathyrus sulphureus Gladys L. Smith 1976-6-7 4558 Plumas Rte. 70, Spring Garden Sta. 6 miles east of Quincy 1219 Comment
  CHSC91698  Lathyrus sulphureus G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16288 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: outside of bog. 1158 Comment
  CAS-BOT-BC321174  Layia glandulosa M. S. Taylor 1982-5-19 4481 Plumas 1.5 mi E of Portola 1706 Comment
  RSA286331  Ledum glandulosum R. F. Thorne 1974-7-30 45001 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  RSA59373  Ledum glandulosum E. K. Balls 1950-9-9 15770 Plumas West of Lakes Center Public Camp. 2043 Comment
  JEPS106225  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-BC88842  Lepidium campestre L. P. Janeway 1992-7-1 4247 Plumas Plumas National Forest. Beckwourth Ranger District. Jackson Compartment. 1325 Comment
  CAS-BOT-BC12829  Lepidium perfoliatum Alice Eastwood 1927-6-19 14713 Plumas United States Forest Reserve. Keddie. Comment
  CAS-BOT-BC12990  Lepidium virginicum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54230 Plumas Sierra Nevada. About 4 miles southeast of Mount Hough on the road to Quincy. 1645 Comment
  CAS-BOT-BC60093  Lepidium virginicum var. menziesii John Thomas Howell 1966-7-29 42024 Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC60090  Lepidium virginicum var. menziesii John Thomas Howell 1951-6-26 27529 Plumas Sierra Nevada. Tobin. 609 Comment
  JEPS107781  Lepidium virginicum var. pubescens Lowell Ahart, Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11752 Plumas On the south side of Highway 70, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area 484 Comment
  POM147142  Leptosiphon bicolor Alice Eastwood 1927-06 14664 Plumas Long Valley. United States Forest Reserve. Comment
  CHSC76061  Leptosiphon ciliatus G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3252 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CAS-BOT-BC342089  Leucanthemum vulgare David D. Keck 1932-7-3 1622 Plumas Along the road (to Lake Almanor). Quincy, in the Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC342090  Leucanthemum vulgare Gladys L. Smith 1976-6-5 4541 Plumas About Quincy and north to Childs Meadows & Mineral 640 Comment
  CAS-BOT-BC508372  Leucocrinum montanum Alice Eastwood 1918-5-25 6982 Plumas Portola Comment
  RSA88431  Leucophysalis nana J. T. Howell 1951-6-27 27615 Plumas Jamison Creek 1829 Comment
  RSA101392  Leucophysalis nana R. Weatherby 1955-7-21 1652 Plumas Ridge between Bottle Springs and Bear Creek, Middle Fork Feather River. 1768 Comment
  UC1121019  Leucothoe davisiae G. T. Nordstrom 1934-7-3 183 Plumas 2 mi nw of Mount Ararat (Plumas National Forest); Plumas National Forest 1615 Comment
  SEINET7270543  Leucothoe davisiae M. J. Williams, E. McPherson 1974-8-5 74 -P-3 Plumas Lake's Basin, near Silver Lake 2035 Comment
  CAS-BOT-BC444174  Lewisia nevadensis Anna Head 1921-6-13 s.n. Plumas Lake Independence, Feather River Region Comment
  CAS-BOT-BC444176  Lewisia nevadensis Anna Head 1921-6-25 s.n. Plumas Near Gold Lake, Feather River Region Comment
  RSA101482  Lewisia triphylla R. Weatherby 1955-6-26 1550 Plumas Mud Lake, Lakes Basin Area. 2195 Comment
  CAS-BOT-BC283808  Leymus cinereus John Thomas Howell 1961-9-23 36861 Plumas Indian Valley 1082 Comment
  SJSU4640  Ligusticum grayi C. W. Sharsmith 1969-6-19 7601 A Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  CHSC118836  Ligusticum grayi Wendy L. Boes 2015-6-26 2015026 C Plumas Plumas National Forest. Located near Moonlight Valley, south of Forest Service road 28N30C, northwest of 27N72. UTM 688052 E, 4451991 N, NAD83 Zone 10N. 1825 Comment
  CAS-BOT-BC509315  Lilium kelleyanum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2116 Plumas At spring 1127 Comment
  CAS-BOT-BC509324  Lilium kelleyanum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt Lassen Natl Park Comment
  CAS-BOT-BC509326  Lilium kelleyanum Anna Head 1921-7-6 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC509339  Lilium kelleyanum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  SEINET10469570  Lilium kelleyanum Mary Susan Taylor 1981-7-17 Taylor 4048 Plumas T21N R12E sw/ne sec 7, Sierra City NW quad; Lakes Basin, Long Lake trail, ca. 1/10 mi W of trailhead, ca. 6 air mi S of Mohawk. 6400 ft elev. 1950 Comment
  CAS-BOT-BC130785  Lilium pardalinum Rimo Bacigalupi 1927-7-10 1692 Plumas About 1/4 mile below outlet of Long Lake along Gray Eagle Creek 1828 Comment
  POM161739  Lilium pardalinum Rimo C. Bacigalupi 1927-7-10 1692 Plumas About 0.25 mile below outlet of Long Lake along Gray Eagle Creek 1829 Comment
  CHSC37689  Lilium pardalinum subsp. shastense M. S. Taylor 1982-8-4 4921 Plumas On Taylor Creek, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 1981 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
  CHSC102676  Limosella acaulis Lowell Ahart; John Dittes 2009-9-7 16402 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC81155  Limosella acaulis Lowell Ahart 2001-8-28 9199 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
  JEPS102803  Limosella acaulis Lowell Ahart 2001-8-29 9227 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  UC1101425  Limosella acaulis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1352 Plumas s end Lake Almanor; s end of Lake Almanor Comment
  SJSU14211  Limosella aquatica N. A. Hopkins 1989-6-7 1524 Plumas drainage channel, Squaw Valley 1706 Comment
  UC1191632  Linanthus filipes Verne Grant and Irving Schneider 1947-9-4 8366 Plumas Tobin, Highway 24 Feather River Canyon Comment
  UC586839  Linanthus harknessii Joseph Andorfer Ewan 1934-7-6 8183 Plumas Penman Peak, along road to Guidici Ranch Penman Peak 1524 Comment
  CHSC97024  Linanthus pungens Susan Bazell; Gerry Ingco 2007-6-9 54 Plumas Along Caribou Fisherman's Trail which begins at far side of power plant in old town of Caribou at end of Caribou Rd, off Hwy 70. 944 Comment
  CDA36810  Linaria dalmatica D. B. Joley 1976-6-9 1 Plumas Hwy 89, ca. 7 miles east of Canyon Dam. 0 Comment
  UCD14624  Linum lewisii var. lewisii Nathan Horn 1989-5-18 13 Plumas Plumas Co.; along the south side of Highway 70; 1487 Comment
  RSA794953  Listera convallarioides Lowell A. Ahart, John Dittes 2009-7-28 16196 Plumas Seeps, slope northwest of mine, west above Forest Service Road 27N28Y, 2.9 air miles northwest of Butt Valley Reservoir Dam. 1582 Comment
  SEINET10482998  Lithophragma Mary Susan Taylor 1982-5-27 Taylor 4553 Plumas T24N R8E ne sec 23. Bucks Lake NE quad. W side of Deans Valley Rd (24N29), ca. 0.7 mi s of its jct with Bucks Lake Rd, ca. 1 mi e of Meadow Valley. 3800 ft. 1158 Comment
  CDA19223  Lithophragma glabrum G. D. Barbe, T. C. Fuller 1982-6-16 3782 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CHSC43339  Lithophragma tenellum Lowell Ahart 1975-7-9 864 Plumas On an open mountain side, about 1 mile south-west of Pilot Peak. 1981 Comment
  CHSC63272  Lithophragma tenellum Lowell Ahart 1994-6-15 7325 Plumas On west side of 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
  POM161731  Lithophragma tenellum R. C. Bacigalupi 1927-7-12 1736 Plumas Along Little Gray Eagle Creek near Lakes Center Camp. Gold Lakes Region. 1890 Comment
  SEINET7714129  Lithospermum californicum Unknown Plumas Meadow Valley Comment
  RSA636045  Lomatium donnellii Michael A. Vincent 1999-6-8 8555 Plumas Plumas National Forest, Milford Ranger District, along FS 26N17 just north of FS 26N40 Comment
  SEINET6225253  Lomatium macrocarpum L. S. Rose 1967-1 67154 Plumas Butterfly Valley, 3 mi W of Keddie. Comment
  SD7631  Lomatium nudicaule Daniel Cleveland Jul 1882 Plumas Big Meadows Comment
  UC1730263  Lomatium plummerae L. P. Janeway 1998-6-22 5651 B Plumas 1.8 mi SSE of Indicator Peak; West Branch Bear Valley Creek 1699 Comment
  CAS-BOT-BC123125  Lomatium plummerae var. helleri Amos Arthur Heller 1913-6-13 10838 Plumas Near Marston Station 1066 Comment
  NY380626  Lomatium plummerae var. helleri A. A. Heller 1913-6-13 10838 Plumas Near Marston Station 1066.8 Comment
  UC477510  Lonicera conjugialis L. S. Smith 1930-7-11 2516 Plumas White Rock Mills Camp 2286 Comment
  CHSC64428  Lonicera involucrata var. involucrata B. Castro; G. Kuenster, L. Gehrung 1994-7-20 525 Plumas Ca 0.2 mi S of Whitehorse Campgd at E side of Bucks Lake, ca 100 yd S of Bucks Creek where bike path crosses moist edge of tributary creek. 1584 Comment
  SEINET12163677  Lotus nevadensis W. Knight, Kinght, I. 1983-1 4922 Plumas 6miN of Chester on rd to Drakesbad on North Fork of Feather R 1463 Comment
  JEPS114366  Lotus purshianus var. purshianus Lowell Ahart 2008-9-10 15381 Plumas On the sides 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
  RSA0035829  Lotus purshianus var. purshianus Lowell A. Ahart 2008-8-13 15170 Plumas East side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  SEINET10488369  Lupinus albicaulis Patricia L. Kenney 1973-6-5 Kenney 421 Plumas Along roadside of hwy 89, 5 miles n of junction of hwy 70 and 89. Yellow pine, Douglas fir and oaks 1067 Comment
  SEINET5766881 Image available Lupinus albicaulis var. shastensis A. A. Heller, P. B. Kennedy 1907-1 8739 Plumas Red Clover valley Comment
  CHSC89024  Lupinus albifrons var. albifrons L. Hanson 1985-5-24 298 Plumas Plumas National Forest. Massack Rest Stop, Hwy. 70. 1066 Comment
  CHSC36201  Lupinus angustiflorus M. S. Taylor 1982-7-12 4810 Plumas Around log deck at headwaters of Chris Creek, ca. 6 mi nw of Mohawk. 2011 Comment
  CHSC52417  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 A Plumas Plumas National Forest. Along top of Eureka Ridge ca 0.5 mi south of the head of Bear Cr. 2103 Comment
  SEINET10484723  Lupinus arbustus subsp. silvicola Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-5 Conrad 7060 Plumas On loose rocky, n-facing roadside bank, 5.2 miles w of junction of hwy 70 and Meadow valley road 305 Comment
  CAS-BOT-BC208797  Lupinus argenteus var. heteranthus A. A. Heller; P. B. Kennedy 1907-7-2 8685 Plumas Between Vinton and Beckwith Comment
  UCD106817  Lupinus argenteus var. heteranthus M. S. Taylor 1982-8-19 5025 Plumas Along Pitch Canyon Rd, ca. 1 mi sw of its jct with Milford-Beckwourth Rd, ca. 4 mi s of Milford. 1828 Comment
  CHSC60182  Lupinus breweri L. P. Janeway; Garrett Gibson 1991-6-14 4009 Plumas Plumas National Forest. Between Middle Fork Feather River and Hwy 70, ca 0.3 mi east of Claireville Flat. 1484 Comment
  RSA726382  Lupinus breweri L. Ahart, Josephine Guardino 2007-7-21 14378 Plumas About 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1794 Comment
  SEINET10452629  Lupinus breweri Mary Susan Taylor 1982-6-10 Taylor 4630 Plumas T23N R14E ne sec 9. Portola quad. Granite ridge ca. 1 mi nw of Mapes Canyon, ca. 3 air mi nnw of Beckwourth. 5900 ft. 1798 Comment
  UCD107374  Lupinus breweri Freed W. Hoffman 1946-6-12 921 Plumas between Mohawk and Calpine. Comment
  SEINET10490670  Lupinus caudatus subsp. caudatus Mary Susan Taylor 1982-8-19 Taylor 5025 Plumas T26n, r14e ne1/4ne1/4, sec. 14. Ferris creek quad. Along fitch canyon rd., Ca. 1 Mi sw of its jct with milford-beckwourth rd., Ca. 4 Mi. S of milford. Jeffrey pine forest; with wyethia mollis. 1829 Comment
  POM253164  Lupinus confertus A. A. Heller 1938-6-14 15160 Plumas Along the feather river Hwy near Grays flat. 869 Comment
  RSA263045  Lupinus confertus W. E. Harmon 1969-8-18 1566 Plumas Beckworth Pass, 1/2 mi. W. Comment
  SEINET10937071  Lupinus confertus William E. Harmon 1969-8-18 Harmon 1563 Plumas Portola, 2 mi. W roadside in jeffrey pine forest. Comment
  CAS-BOT-BC215357  Lupinus dalesiae M. S. Taylor 1982-6-16 4684 Plumas Roadcut, N side of 24N13, ca. 0.1 mile E of its jct with Willow Creek Road 23N90, ca. 4 air miles SE of Quincy 1584 Comment
  CAS-BOT-BC215393  Lupinus dalesiae M. S. Taylor 1982-5-27 4550 Plumas E side of Dean's Valley Road (24N29), 0.4-0.5 mile S of its junction with Bucks Lake Road, ca. 1 mile NE of Meadow Valley 1158 Comment
  CAS-BOT-BC215395  Lupinus dalesiae Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas Road to Mohawk, about 12 miles E of Gibsonville 2057 Comment
  CAS-BOT-BC215404  Lupinus dalesiae Charles Piper Smith 1947-5-22 47338 Plumas In town, Meadow Valley Comment
  CAS-BOT-BC215406  Lupinus dalesiae Charles Piper Smith 1947-5-22 47339 Plumas Quincy Road, 3.9 miles E of Meadow Valley Comment
  SEINET10452045  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4526 Plumas T23N R11E sw/sw sec 2. Mt Ingalls quad. In partial shade of Jeffrey Pine Forest, s side of 23N12, 0.8 mi e of its jct with 23N52, ca. 3/4 mi w of McDermott Ravine, ca. 1.5 mi ne of Sloat. 4500 ft. 1371 Comment
  SEINET10452046  Lupinus dalesiae Mary Susan Taylor 1982-5-26 Taylor 4532 Plumas T23N R11E nw/ne sec 7. Spring Garden quad. Open rdbnk, s side of 23N22- Fells Creek Rd, 1.9 mi w of Lee Summit on Hwy 70, ca. 1 air mi s of Spring Garden. 4800 ft. 1463 Comment
  SEINET10452051  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4541 Plumas T26N R9E e/se sec 23. Greenville SW quad. Mostly w side of Dixie Canyon Rd (204), 1.2 to 2 mi n of its jct with Hwy :89 at Mocassin. 4000-4400 ft. S of Greenville. 1219 Comment
  SEINET10903849  Lupinus dalesiae Mary Susan Taylor 1982-6-21 Taylor 4900 Plumas T23n r10e nw1/4se1/4 sec 29. Onion valley quad. W side of the hogback, Hottentot creek drainage, along and sownslope of quincy-laporte hwy (511), 2.3 Mi. N of its jct with cleghorn bar rd, ca 10 air mi. Ne of laporte. Mixed Evergreen forest openings. 1951 Comment
  SEINET10973212  Lupinus dalesiae Mary Susan Taylor 1982-5-26 Taylor 4540 Plumas T24N R10E nw/nw sec 15. Spring Garden quad. W side of Quincy-LaPorte Rd, 4.1 mi n of Nelson Creek bridge, ca. 3.5 mi w of Spring Garden. 4000 ft. 1219 Comment
  JEPS85922  Lupinus grayi L. P. Janeway 1990-6-4 3694 Plumas along rd 23N12 ca 0.6 mi n of jct with Rd 23N51 (Little Long Valley, e-facing side of canyon); Plumas National Forest, Mt. Ingalls Quad. 1722 Comment
  RSA372136  Lupinus grayi LeDoux, M. L. Conrad, David B. Dunn 1973-6-5 1092 Plumas 2.2 miles from junction of Highway 89 and 70. Comment
  RSA121628  Lupinus grayi E. Sawyer 1935-6-1 54 Plumas 1.75 mi NE of Hawks 1585 Comment
  RSA232880  Lupinus grayi L. S. Rose 1968-6-11 68100 Plumas Butterfly Creek, 2 miles south of Keddie. 1037 Comment
  UCD108138  Lupinus latifolius Michael A. Vincent 1999-6-8 8556 Plumas Plumas National Forest, Milford Ranger District. Along FS 26N17 just north of FS 26N40. Comment
  SEINET10841148  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-7-21 Taylor 4890 Plumas T23N R10E se/se sec 9. Blue Nose Mt quad. Along Willow Creek and above slope, ca. 0.5 mi nw of Nelson Point, ca. 5 mi se of Quincy. 4300 ft. 1310 Comment
  UC727127  Lupinus lepidus var. confertus A. A. Heller 1938-6-14 15160 Plumas along the Feather River Highway near Gray's Flat; along the Feather River Highway near Gray's Flat 868 Comment
  UC1481375  Lupinus lepidus var. confertus W. E. Harmon 1969-8-18 1563 Plumas 2 mi w Portola; w <of> Portola Comment
  CHSC37516  Lupinus lepidus var. lobbii M. S. Taylor 1982-6-1 4578 Plumas Openings on n side of spur rd (27N39), off 26N18, Long Valley Mine area, ca. 4 air mi w of Greeneville. 1524 Comment
  SEINET10488784  Lupinus meionanthus Taylor 1981-7-29 Taylor 4146 Plumas Genesee valley quad. T.25n, r.11e, sec.12 (se 1/4). Both sides of 25n42c, 1.4 Mi ne of its jct with 25n42--flournoy grade, ca 4 mi e of genesee. Associates: Sitanion hystrix, ceanothus cordulatus. 1707 Comment
  UCD107461  Lupinus polyphyllus Tim Kuhn 2006-6-12 26 Plumas south of Frenchman Lake. Comment
  CAS-BOT-BC329259  Lupinus sellulus M. S. Taylor 1982-7-14 4831 Plumas Near jct of 27N92 and 26N18 in Long Valley around creek, ca 4 air mi W of Greenville. 1676 Comment
  SEINET10452654  Lupinus sellulus Mary Susan Taylor 1981-8-31 Taylor 4249 Plumas California: T22N R13E ne1/4 of se 1/4 sec 30. Sierra City NE quad. E side of 114, ca. 0.5 mi N of its jct with Hwy 89, ca. 1.5 mi E of Clio. Plumas County. 4700 ft. 1432 Comment
  SEINET10490883  Lupinus sellulus var. sellulus Douglas G. LeDoux, David B. Dunn; Melvin L. Conrad 1973-6-5 LeDoux 1082 Plumas Collected at jct of hw. 70 And twain road. 1067 Comment
  CHSC39463  Lupinus stiversii Jennifer Grant 1984-4-19 11 Plumas Ca. 40 mi ne of Oroville and 50 yds e of the N. Fk. Feather River. 609 Comment
  CHSC108104  Luzula cascadensis Lowell Ahart 2011-9-20 17687 Plumas Moist open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  CHSC117449  Luzula cascadensis Lowell Ahart 2016-6-29 21076 Plumas About 20 yards east of Forest Service Road 22N72, about 1/4 mile sourtheast of Table Mountain, about 1 3/4 miles (air) northwest of Tamarack Flat, about 3 3/4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1760 Comment
  CDA33221  Luzula comosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3076 Plumas Headwaters of the South Fork of the Feather River, 10.6 miles northeast of LaPorte on LaPorte-Quincy Road, 8.3 miles northeast of junction with Little Grass Valley Reservoir Road. Comment
  CAS-BOT-BC436675  Luzula comosa var. laxa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54098 Plumas Sierra Nevada: 10.6 miles NE of La Porte on road to Quincy 1889 Comment
  CHSC23614  Lychnis coronaria K. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  UC1560403  Lysimachia nummularia E. Joyal and D. Mehlman 1988-6-30 1299 Plumas e of Quincy 1200 Comment
  JEPS102822  Lythrum portula Lowell Ahart 2001-8-28 9214 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 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
  RSA699781  Madia citriodora L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11153 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CHSC36336  Madia elegans subsp. elegans M. S. Taylor 1982-6-28 4767 Plumas Ramelli Ranch, along roadsides, near jct of Hwy 70 and Calpine Rd, ca. 1 mi w of Beckwourth. 1487 Comment
  JEPS32706  Madia exigua Lewis S. Rose 1963-6-5 63138 Plumas 0.5 mi Rich Bar; North Fork of Feather River, East Branch 822 Comment
  CAS-BOT-BC344468  Madia exigua Alice Eastwood 1927-6-11 s.n. Plumas Crescent Mills Comment
  CAS-BOT-BC342862  Madia glomerata Lowell Ahart 1981-9-6 3089 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC100324  Madia glomerata Lowell Ahart 2008-8-13 15167 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
  CHSC37011  Madia glomerata M. S. Taylor 1982-9-7 5092 Plumas Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  JEPS114377  Madia glomerata Lowell Ahart 2008-8-13 15167 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
  JEPS40398  Madia glomerata W. L. Jepson 1918-8-17 8031 Plumas Sierra Valley 1524 Comment
  SEINET10839207  Madia glomerata Mary Susan Taylor 1981-8-31 Taylor 4253 Plumas California: T22N R12E se1/4 of se1/4 sec 25. Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi S of Clio. Plumas County. 4400 ft. 1341 Comment
  CAS-BOT-BC342861  Madia glomerata Lowell Ahart 1986-9-10 5397 Plumas About 1 mile north-west of and near Pilot Peak, about 14 miles north-east of La Porte 1950 Comment
  POM191475  Madia glomerata D. D. Keck 1932-7-6 1715 Plumas Halfway between Prattville and Chester 1341 Comment
  RSA59478  Madia glomerata E. K. Balls 1950-9-15 15873 Plumas 5 miles southeast of Graeagle, Sulphur Creek, Hwy 89 1372 Comment
  CAS-BOT-BC343258  Madia gracilis David D. Keck 1932-7-3 1617 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 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
  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
  CDA8262  Madia minima D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .304 Plumas Above Little Grass Lake on West side. Comment
  CAS-BOT-BC512088  Maianthemum racemosum subsp. amplexicaule Alice Eastwood 1927-6-11 14486 Plumas Forest Lodge, Greenville; United States Forest Reserve Comment
  CAS-BOT-BC71087  Marsilea vestita Thomas H. Kearney 1944-8-14 1 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC271199  Melica John Thomas Howell; H. Keith Wagnon 1980-5-27 53636 Plumas About 2 miles northwest of Almanor, Sierra Nevada 1389 Comment
  CDA14038  Melica aristata G. F. Hrusa, T. D. Wilfred 1996-8-1 13410 Plumas Sierra Nevada; Forested, S-facing slopes, logged in past, ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CHSC36209  Melica aristata M. S. Taylor 1982-7-7 4784 Plumas N side of 23N36, just e of its jct with 23N35, s slope of Big Hill, ca. 3 air mi s of Sloat. 1615 Comment
  UCD86362  Melica bulbosa John Thomas Howell; Gordon H. True 1967-7-11 43332 Plumas Sierra Nevada. Summit ridge of Mt. Hough. 2194 Comment
  CAS-BOT-BC282077  Melica fugax L. W. Swift 1933-6-13 84 Plumas Squaw Valley 1767 Comment
  CAS-BOT-BC282090  Melica fugax Lewis S. Rose 1954-5-30 54067 Plumas Johnsville 1813 Comment
  CAS-BOT-BC282106  Melica fugax L. P. Janeway 1992-5-22 4201 Plumas S side of Middle Fork Feather River, just S of railroad tracks, ca 2.7 miles E of Portola 1493 Comment
  CHSC101869  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15905 Plumas About 200 yards west of Lake Almanor Dam, on the north side of the road under the pole line. 1421 Comment
  UCD87286  Melica fugax John Thomas Howell 1960-7-18 35603 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC281134  Melica stricta John Thomas Howell; Gordon H. True 1973-7-31 50100 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CHSC63490  Melica stricta Lowell Ahart 1994-7-22 7495 Plumas South of the Pacific Crest Trail, west of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  JEPS95635  Melica stricta Lowell Ahart 1994-7-22 7495 Plumas S of the Pacific Crest Trail, W of the large twin rocks on the NE side of Mount Etna 1981 Comment
  CAS-BOT-BC264180  Melica subulata John Thomas Howell 1960-7-22 35903 Plumas Devil's Kitchen to Drakesbad, Lassen Volcanic National Park 1828 Comment
  CDA32527  Melica subulata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3131 Plumas 3.25 miles west of Round Valley Reservoir Dam on Dixie Canyon-Round Valley Road, 1/4 mile east of junction with road to Canyon Dam (Lake Almanor) Comment
  CHSC112090  Melica subulata L. P. Janeway 2014-7-15 11521 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
  JEPS115896  Melica subulata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16104 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
  JEPS95430  Melica subulata Lowell Ahart 1994-6-17 7355 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  CAS-BOT-BC223706  Mentzelia Clare B. Hardham 1975-8-2 20478 Plumas Black Mt. 2133 Comment
  JEPS113377  Mentzelia albicaulis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13990 Plumas Around trees, 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
  RSA726371  Mentzelia albicaulis L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13990 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. 1966 Comment
  CDA17284  Mentzelia dispersa G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16311 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CHSC97541  Mentzelia dispersa Lowell Ahart; John Dittes 2007-6-16 14141 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. 1647 Comment
  JEPS115787  Mentzelia dispersa Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15876 Plumas About 1600 feet southwest of Lake Almanor Dam 1386 Comment
  SEINET11993001  Mentzelia dispersa W. Knight, Knight, I. 1983-1 4941 Plumas near confluence of North Fork of Feather River & Warner Creek on road between Chester & Drakesbad 1463 Comment
  JEPS87377  Menyanthes trifoliata Vernon H. Oswald and Lowell Ahart 1993-8-3 5759 Plumas 9 air mi n of Lake Almanor (Hay Meadow at n end of 30N25 on s edge of the Caribou Wilderness); Caribou Wilderness, Hay Meadow 1950 Comment
  UC79018  Mertensia ciliata Mrs. R. M. Austin 1877-1 Plumas Indian Valley Comment
  CHSC21820  Micranthes F. T. Griggs; A. Pass 1975-7-10 149 Plumas Bucks Lake. Comment
  CAS-BOT-BC429147  Micranthes odontoloma Anna Head 1920-7-23 s.n. Plumas Trail to Mt. Elwell, Feather River Region Comment
  CHSC53706  Micranthes oregana L. P. Janeway 1989-7-13 3493 Plumas Plumas National Forest. Above Jackson Creek and rd 23N06, 1.6 mi from Penman Saddle. 1889 Comment
  UCD63701  Micranthes oregana Daniel Sanchez-Mata; Tomas Santamaria 2006-7-7 s.n. Plumas Plumas National Forest. Trail from Spanish Ranch to Virgilia. 1545 Comment
  CAS-BOT-BC348338  Micropus californicus Walter Knight; Irja Knight 1968-6-11 2345 Plumas In Butterfly Valley proper 944 Comment
  RSA169384  Microseris lindleyi L. S. Rose 1963-6-5 63134 Plumas East Branch, North Fork of Feather River, 0.5 miles north of Rich Bar. 823 Comment
  POM34991  Microseris nutans Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  UC384668  Microseris nutans E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  UCR182944A  Microseris nutans G. D. Barbe, T. C. Fuller 1982-7-16 3756 A Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  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
  JEPS19843  Microseris nutans Rimo Bacigalupi with Howard Whisler 1957-7-25 6034 Plumas about 1.7 mi e of se end Bucks Lake (along Bucks Lake Road, 1 mi w of Deadwood (Bucks) Summit); watershed of Bucks Creek 1645 Comment
  CHSC53207  Microsteris gracilis L. P. Janeway 1989-6-14 3309 Plumas Plumas National Forest. Along southerly side of Red Clover Valley. 1685 Comment
  RSA67642  Microsteris gracilis subsp. humilis Verne Grant, Alva Grant 1950-7-12 8931 Plumas Summit of ridge at Red Rock near Diamond Mt. between Susanville and Taylorsville 1524 Comment
  RSA550842  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-6-9 1120 Plumas Just NE of bridge over North fork of Feather River, 2.0 mi NE of Elephant Butte Tunnel along Hwy 70 518 Comment
  JEPS28628  Mimulus breweri George W. Gillett 1957-7-18 817 Plumas inlet from Little Willow Lake to Willow Lake (n end of meadow); Lassen Volcanic National Park 1661 Comment
  CHSC113626  Mimulus guttatus Lowell Ahart 2014-8-31 19800 B Plumas Strand, cobbles, in and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  RSA88393  Mimulus guttatus J. T. Howell 1951-6-26 27534 Plumas Feather River Canyon 854 Comment
  RSA0114282  Mimulus lewisii B. Castro, L. P. Janeway 2005-9-11 1524 Plumas Ca. 5 air miles N of Bucks Lake and 3.5 miles S of Hwy 70 and the Feather River Canyon, ca 1 air mile SW of Three Lakes. On bend in Pipeline Road just W of Grouse Hollow, 1665 Comment
  JEPS32699  Mimulus moniliformis Lewis S. Rose 1963-6-2 63081 Plumas 4 mi w Virgilia; North Fork of Feather River, East Branch 762 Comment
  CAS-BOT-BC9752  Mimulus montioides Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas 10 miles south of Quincy on road to La Porte. 1981 Comment
  CHSC11079  Mimulus moschatus Lowell Ahart 1968-6-29 Plumas Two miles east of LaPorte. 914 Comment
  JEPS29097  Mimulus nanus var. mephiticus Lauramay T. Dempster 1961-6-15 1459 Plumas top of peak near Engelmine 1950 Comment
  JEPS30974  Mimulus pulsiferae D. E. Breedlove 1962-6-12 3430 Plumas 6.9 mi w Chester (along State Highway 36); Sierra Nevada 1524 Comment
  JEPS80684  Mimulus pulsiferae L. R. Heckard and T. I. Chuang 1981-6-10 5535 Plumas 2 mi ne Almanor (along highway 89 at North Humbug-Humboldt Cross Road junction, w of Lake Almanor) 1391 Comment
  CAS-BOT-BC11026  Mimulus suksdorfii John Thomas Howell 1962-6-19 37870 Plumas Sandy Flat, 5,8 miles E of Beckwourth 1493 Comment
  UC725838  Mimulus tilingii A. A. Heller 1942-8-3 16517 Plumas near the stream Upper King Creek Meadow camp ground Comment
  POM43902  Mimulus torreyi Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  UC1585905  Mimulus torreyi Barbara Ertter 1989-7-4 8684 Plumas 2.2 mi w jct with Hwy 89 and Hwy 36 (sw of Chester) 1463 Comment
  CAS-BOT-BC174704  Minuartia nuttallii D. A. McMillan 1915-7-15 14 Plumas Plumas National Forest. Yellow Creek ridge 1371 Comment
  UC170975  Mitella trifida H. M. Hall 1912-7-13 9357 Plumas Nelson Creek Sierra Nevada Mountains 1737 Comment
  SEINET10898325  Monardella Mary Susan Taylor 1981-8-25 Taylor 4239 Plumas California: T25N R7E nw1/4 of ne1/4 sec 11. Almanor SW quad. W side of 26N22F, road to Red Hill Lookout, on serpentine, ca. 5 air mi NE of Belden. Plumas County. 6300 ft. 1920 Comment
  UCSC008313  Monardella follettii Brett Smith 2011-7-25 BAS 008 Plumas 650 m along FS road 25N17 E of Bean Creek, 70m W of sharp bend in road where an unnamed creek passes under the road. Genetic Population 3001E2 1401 Comment
  SEINET10582325  Monardella follettii A. Graff 1993-7-22 Graff 309 Plumas Plumas National Forest. Meadow Valley Rd. south, on southeast-facing road shoulder. T25N,R8E,S29. Locally frequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Comment
  SEINET10582326  Monardella follettii A. Graff 1993-7-22 Graff 310 Plumas Plumas National Forest. Meadow Valley Rd. south, .1 mile from Union Pacific RR crossing, on left road cut. T25N,R8E,S30. Locally frequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Bombus sp., butterflies. Comment
  CHSC52043  Monardella odoratissima L. P. Janeway 1989-8-2 3549 Plumas Plumas National Forest. On top of Eureka Ridge at head of Chris Cr. 2080 Comment
  CHSC113885  Monardella odoratissima subsp. glauca Lowell Ahart 2014-8-26 19788 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC100330  Monardella odoratissima subsp. pallida Lowell Ahart 2008-8-13 15174 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC26168  Monardella odoratissima subsp. pallida Detzer; M. Sacks 1977-7-23 10 Plumas Ca. 3.5 km ne of Squaw Pk. 1973 Comment
  JEPS51854  Monardella odoratissima subsp. pallida Esther C. Fritz 1933-7-27 Plumas Spanish Peak 2133 Comment
  RSA0039302  Monardella odoratissima subsp. pallida Lowell Ahart 2008-8-13 15175 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte. 1613 Comment
  SD6864  Monardella odoratissima subsp. pallida R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC1563719  Monardella odoratissima subsp. pallida Barbara Ertter 1988-7-25 7860 Plumas Diamond Mts. ca. 15 air miles due S of Susanville sheep camp on Pierce Creek 1981 Comment
  UCR280843  Monardella odoratissima subsp. pallida Lowell Ahart 2016-8-30 21327 Plumas C. 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, c. 1.5 air miles southeast of Pilot Peak 2045 Comment
  CHSC52052  Monardella sheltonii L. P. Janeway 1989-6-23 3399 Plumas Cyn of N Fk Feather River at Chambers Cr. Along hwy 70. 624 Comment
  CHSC67972  Monardella sheltonii James D. Jokerst 1989-7-3 3116 Plumas S-facing roadcuts on Hwy. 70 4 mi W of Greenville Y (I.e., jct. Hwys. 70 and 89). Comment
  SEINET10928193  Monardella sheltonii A. Graff 1993-7-22 Graff 324 Plumas Plumas National Forest. 1.5 miles north on Caribou Rd. (USNFS Rd. 27N26) from Hwy. 70, on right roadside. T25N,R7E,S8. Serpentine. Tiger swallow tail. Comment
  CHSC107423  Monardella stebbinsii L. P. Janeway; Peter Zika 2011-8-6 10637 Plumas Northern High Sierra Nevada. Plumas National Forest; Serpentine Canyon; steep rocky outcrops and talus serpentine slopes on north side of Hwy 70/East Branch North Fork Feather River, 2.9 road km east of the Rich Bar Overlook. 838 Comment
  CHSC67989  Monardella stebbinsii James Bartel 1988-7-13 Plumas North Fork of Feather River, 6.3 km N of jct. with Hwy. 70 along Caribou Rd. (type locality). Comment
  UC1502547  Monardella stebbinsii John C. Stebbins 1981-8-2 Plumas 1.1 mi n Queen Lily Campground (along the w side of Caribou Road) 853 Comment
  UCD125245  Monardella stebbinsii D. Sanchez-Mata; D. Sanchez-Mata and P. Rodriguez-Rojo 1997-8-16 s.n. Plumas French Bar-Caribou. Plumas National Forest. 840 Comment
  CAS-BOT-BC444737  Montia chamissoi L. P. Janeway 1989-6-15 3321 Plumas Beckwourth Ranger District, Plumas National Forest. Along SW side of Red Clover Valley. 1676 Comment
  CHSC58195  Montia fontana subsp. amporitana Vernon H. Oswald; Lowell Ahart 1992-6-22 5017 Plumas Lassen Volcanic National Park. Ca. 0.4 mi N of the park boundary along the service road into Terminal Geyser, ca. 0.5 mi ENE of Little Willow Lake. Locally common on a vernally wet but now dry slope bordering the road. 1767 Comment
  CHSC54411  Montia fontana subsp. chondrosperma Vernon H. Oswald 1991-6-17 4667 Plumas Drakesbad, on the springy slope on the north side of the meadow, west of the resort buildings. 1755 Comment
  CAS-BOT-BC445090  Montia linearis John Thomas Howell 1963-6-3 39391 Plumas Butterfly Valley Comment
  RSA325119  Montia linearis M. S. Taylor 1981-5-10 3676 Plumas E side of Antelope Lake, in adn around large wet Pioneer Meadow, 20 air miles NE of Taylorsville. 1537 Comment
  SEINET10929031  Montia linearis Mary Susan Taylor 1982-6-12 Taylor 4646 Plumas T28N R8E nw/se sec 4. Chester quad. Meadow on n side of Hwy 36, ca. 1 mi w of Plumas-Lassen county line, e of Chester. 5000 ft. 1524 Comment
  CAS-BOT-BC445191  Montia parvifolia Lewis S. Rose 1963-6-2 63077 Plumas Rock Creek. North Fork of Feather River 640 Comment
  CAS-BOT-BC445192  Montia parvifolia Anna Head 1920-6-8 s.n. Plumas Camp Rodgers, Feather River Region Comment
  CHSC21710  Montia parvifolia F. T. Griggs; A. Pass 1975-7-8 96 Plumas Buck's Lake Forest Service Survey. Comment
  SEINET10860129  Muhlenbergia andina Vernon H. Oswald, Lowell Ahart 1991-7-30 Oswald 4797 Plumas Big Springs on the west side of Humbubug Valley, ca. 6 miles (air) east-northeast of HUmbug Summit, ca. 12 miles (air) south of Chester. T26N R6E sw/S1. Yellow Pine Forest. 1311 Comment
  CAS-BOT-BC267008  Muhlenbergia filiformis Clare B. Hardham 1970-8-9 17716 Z Plumas Road to Thompson Peak Lookout 2133 Comment
  UC424187  Muhlenbergia filiformis E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  RSA0009754  Muhlenbergia jonesii Marcus E. Jones 1897-7-6 s.n. Plumas Pratville. 1372 Comment
  CAS-BOT-BC275038  Muhlenbergia richardsonis Lewis S. Rose 1955-7-20 55161 Plumas Mohawk 1371 Comment
  CHSC115176  Myosotis laxa Lowell Ahart 2015-6-7 20211 Plumas About 80 yards west of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  UC725291  Myosotis scorpioides A. A. Heller 1938-7-2 15241 Plumas 3 mi. e. Quincy 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
  RSA95426  Myosotis scorpioides J. T. Howell 1951-6-29 27743 Plumas Near Spring Garden. 1220 Comment
  CAS-BOT-BC392264  Myosurus apetalus Herbert L. Mason 1953-6-16 14554 Plumas Two miles east of Beckwourth Comment
  CAS-BOT-BC392266  Myosurus apetalus Catherine Best 1980-6-13 s.n. Plumas Sierra Valley, Highway A23 2 miles north of Plumas - Sierra County line Comment
  CHSC114291  Myriophyllum hippuroides B. Villegas 2008-7-24 Plumas Indian Creek, south of Crescent Mills, near County Road A22. Comment
  RSA52947  Myriophyllum hippuroides R. Weatherby 1950-7-28 1496 Plumas Indian Creek, about 2 miles south of Crescent Mills. 1037 Comment
  CHSC34898  Najas gracillima M. S. Taylor 1981-9-2 4266 Plumas N tip of Round Valley Reservoir by rd 204, ca. 3 air mi s of Greenville. 1371 Comment
  JEPS85838  Najas guadalupensis Barbara Ertter 1988-10-21 7997 Plumas e end causeway 1.5 mi e of Chester (on Hwy 36, Lake Almanor, lake s. side of rd.); Lake Almanor 1341 Comment
  CHSC78761  Narthecium californicum L. P. Janeway 2000-7-16 6905 Plumas Northern High Sierra Nevada. Large meadow at Greens Flat; at head of Catrell Creek; about 3.7 km northwest of Middle Fork Feather River. 1722 Comment
  RSA184947  Narthecium californicum Lewis S. Rose 1966-7-27 66055 Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  CHSC110286  Navarretia breweri B. Castro; L. P. Janeway 2006-6-4 1554 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
  RSA123148  Navarretia breweri E. Sawyer 1935-6-27 211 Plumas Mouth of Dixie Valley 1555 Comment
  SD7659  Navarretia capillaris Daniel Cleveland 1882-7-21 Plumas Big Meadows Comment
  JEPS110189  Navarretia divaricata subsp. divaricata Lowell Ahart 2006-7-3 12905 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, near the west edge of a dry open basalt flat 1527 Comment
  UC726841  Navarretia intertexta A. A. Heller 1938-7-2 15233 Plumas just n Quincy (near the bridge over Spanish Creek) 1097 Comment
  UC1124109  Navarretia intertexta subsp. propinqua E. Sawyer 1935-6-27 157 Plumas Charlies Valley Plumas National Forest, Sierraville Quad. 1524 Comment
  CDA13945  Navarretia leptalea G. F. Hrusa 1997-6-26 13883 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
  RSA101371  Navarretia leptalea R. Weatherby 1955-7-21 1643 Plumas Cattle Springs, near Bottle Springs, Middle Fork Feather River, on McCarthy Bar Road 1524 Comment
  JEPS69643  Navarretia leptalea subsp. leptalea E. Fritz and T. H. Harris July 1926 Plumas Meadow Valley Comment
  RSA0105476  Navarretia leptalea subsp. leptalea Lowell Ahart 2014-8-31 19829 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  SD133960  Navarretia leptalea subsp. leptalea Barbara Ertter 1989-7-4 8681 Plumas 2.2 mi W of jct with Hwy 89 & Hwy 36 SW of Chester 1463 Comment
  UC1111632  Navarretia leptalea subsp. leptalea Lewis S. Rose 1955-7-20 55160 Plumas Mohawk 1371 Comment
  UC1123772  Navarretia leptalea subsp. leptalea E. Sawyer 1935-6-27 202 Plumas 1.4 mi se Crow; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC80242  Navarretia leucocephala subsp. minima L. P. Janeway 1996-6-5 5003 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine. 1488 Comment
  SJSU6438  Navarretia leucocephala subsp. minima N. A. Hopkins 1971-6-19 403 Plumas 7 mi S of Beckwourth 1524 Comment
  CAS-BOT-BC231225  Nemophila parviflora var. austiniae Mary Strong Clemens 1920-5-20 s.n. Plumas Greenville Comment
  UC606950  Nemophila parviflora var. austiniae L. Constance 1938-6-10 2318 Plumas 3.2 mi n Prattville (ne end Lake Almanor); , n of Prattville 1524 Comment
  SEINET5906149 Image available Nemophila pedunculata L. S. Rose 1967-1 67062 Plumas 3 mi W of Keddie. Butterfly Valley. Comment
  CHSC702  Nemophila spatulata 1932-5-29 Plumas Almanor meadows. 1432 Comment
  CHSC97176  Nemophila spatulata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14004 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
  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
  UCD110184  Notholithocarpus densiflorus W. L. Jepson 1924-7-18 10602 Plumas Above Merrimac. Brecks Valley to Meadow Valley. Comment
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Mar 30 2016
  UC1075662  Nuphar lutea subsp. polysepala Robert J. Weatherby 1950-7-28 1497 Plumas Snake Lake near Quincy; Snake Lake 1219 Comment
  SBBG21917  Nuphar polysepala D. Myrick -Jul-1964 881 Plumas Willow Lake just S of Lassen Volcanic Nat Park boundary near Drakesbad Comment
  POM181046  Oenothera elata subsp. hirsutissima A. A. Heller, B. B. Kennedy 1907-7-16 8861 Plumas Genessee valley near Genessee Comment
  SEINET1909910  Onagraceae Barbara Ertter 1988-1 7848 Plumas Diamond Mts, ca 12 airmiles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville-Red Rock jct, meadow in mixed conifer forest 1981 Comment
  CHSC21543  Oreostemma alpigenum var. andersonii D. Brink; L. Mayer 1975-7-25 Plumas Buck's Lake Forest Service Survey. Comment
  UCD107502  Oreostemma alpigenum var. andersonii Tim Kuhn 2006-7-10 48 Plumas on Plumas NF forest service road 107407. Comment
  JEPS35447  Orobanche californica subsp. grayana J. G. Lemmon 1874-1 Plumas Sierra Valley. Comment
  UC1037289  Orobanche corymbosa subsp. corymbosa Leo Whitney 1934-8-15 1698 Plumas Freeman Creek, northwest end of Big Grizzley Valley, ca. 9 miles northwest of Portola. Plumas National Forest. Comment
  CHSC101783  Orobanche fasciculata Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15864 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CAS-BOT-BC500310  Orobanche uniflora subsp. occidentalis Lowell Ahart 1983-7-20 4197 Plumas Near the Feather Fork Mine, La Porte; about 1/4 mi E of the mine; and ca. 5.5 mi N of La Porte 1800 Comment
  CHSC96853  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14053 Plumas Open rocky flat, about 50 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  UC584313  Orthocarpus cuspidatus subsp. cryptanthus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2242 Plumas sw slopes and ridge crest Red Rock (n of Engelmine); sw slopes and ridge crest Red Rock 2133 Comment
  SEINET12326102  Orthocarpus hispidus W. Knight, Knight, I. 1983-1 4896 Plumas Warner Creek Campground between Chester & Drakesbad 1539 Comment
  SEINET10596607  Oryzopsis hymenoides John Thomas Howell 1962-6-19 Howell 37841 Plumas The Buttes, near Sierra Valley. 1494 Comment
  JEPS25807  Osmorhiza berteroi John W. Duffield 1937-5-27 Plumas Grubstake Flat Meadow Valley Comment
  SD7583  Osmorhiza berteroi Daniel Cleveland 1882-7-25 Plumas Comment
  CDA38474  Oxypolis occidentalis Vernon H. Oswald & Lowell Ahart 1998-8-11 9493 Plumas Quincy-La Porte Road (County Road 511) at the South Fork Feather River west of Pilot Peak. Comment
  CAS-BOT-BC316901  Packera eurycephala var. lewisrosei Lewis Samuel Rose 1963-6-5 63136 Plumas East branch, north fork of Feather River, 0.5 mi north of Rich Bar 822 Comment
  CAS-BOT-BC316902  Packera eurycephala var. lewisrosei G. L. Smith 1976-6-5 4540 Plumas along Rte. 70, mid Feather River Canyon, near Lewisia Cliff. 640 Comment
  CHSC59080  Packera pauciflora Vernon H. Oswald 1992-8-10 5150 Plumas Lassen Volcanic National Park. Small corner of park on the SW side of Warner Valley Rd. between Lee and Kelly camps, on the W boundary line, near the SW corner. Meadow. 1597 Comment
  CHSC102015  Packera streptanthifolia L. P. Janeway; B. Castro 2009-8-29 9938 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. Small meadow, about 30m x 40m, high on the mountainside, northeast-facing 30% slope. 1892 Comment
  CHSC39363  Packera streptanthifolia L. Ahart; P. Ahart 1983-8-17 4322 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  UC1126106  Paeonia brownii E. Sawyer 1935-5-23 32 Plumas 1 1/2 mi sse Kerby; Sierraville Quadrangle Comment
  UC1778609  Paeonia brownii G. Douglas Barbe, T. C. Fuller 1982-7-16 3780 Plumas Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Beardsley Mine on forest road 3.8 mile S of Green Flat, Plumas National Forest. 1981 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
  CHSC82444  Panicum acuminatum var. acuminatum Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9817 Plumas On the bottom of the water holding pond, about 150 yards north of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1597 Comment
  RSA718152  Panicum dichotomiflorum L. Ahart 2006-10-23 13499 -A Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Stale Creek., About 1/8 mile northeast of Scales Road, about 5.5 miles (air) northeast of Strawberry Valley. 1282 Comment
  SACT001657  Panicum thermale Malcolm Nobs, S. Smith 1949-8-19 Plumas Comment
  SEINET3161129  Parnassia fimbriata E. K. Balls 1950-9-12 15787 Plumas 1.5 mi along trail from Lakes Center Public Camp to Long Lake outlet, southern Plumas Co. 2012 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
  SD8413  Parnassia palustris Mrs. R. M. Austin 1879-1 Plumas Mt. Dyer, Big Meadows Comment
  SJSU13870  Parnassia palustris N. A. Hopkins 1985-8-27 1323 Plumas Grass Lake 1786 Comment
  CAS-BOT-BC175577  Parnassia palustris Lowell Ahart 1981-7-21 2950 Plumas Near Dixon Creek, north of Pilot Peak 1600 Comment
  CAS-BOT-BC259635  Paspalum dilatatum John Thomas Howell 1951-6-29 27756 Plumas Feather RIver Canyon 548 Comment
  CHSC58178  Pedicularis attollens Vernon H. Oswald 1992-6-18 5003 Plumas Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd between Lee and Kelly camps. 1597 Comment
  RSA112887  Pedicularis aurantiaca E. F. Sprague 1957-5-30 1231 Plumas 6 miles SW of Viola. 854 Comment
  CHSC43484  Pedicularis semibarbata Lowell Ahart 1975-7-10 867 Plumas Near the Feather Fork Mine, about 2 miles north of Little Grass Valley Reservoir. 1828 Comment
  CHSC60267  Pellaea brachyptera K. B. McShea 1992-4-24 18 Plumas Ca. 1.1 mi n of Jct of Hwy 70 and Citizens Utility Building. ).25 mi n to Keddie Cascades. 6.9 mi e of Quincy. 914 Comment
  UC366578  Pellaea brachyptera unknown Aug. 1883 Plumas Sho'fly Rd Indian Valley; n California, Indian Valley Comment
  CHSC36343  Pellaea bridgesii M. S. Taylor; H. Swanson 1982-8-11 4969 Plumas Along n side of Jamison Creek Rd. (507), ca. 1 mi w of Plumas-Eureka State Park, ca. 3 mi sw of Johnsville. 1798 Comment
  CAS-BOT-BC67614  Pellaea bridgesii Emily K. Mcpherson 1976-11-7 76- 32 -10 Plumas Sierra Nevada - 5 miles north of Beckworth - Portola Quad. 2055 Comment
  POM197141  Pellaea mucronata J. G. Lemmon 1883-07 s.n. Plumas Indian Valley Comment
  SD9665  Pellaea mucronata J. G. Lemmon 1876-1 Plumas Sierra Valley Comment
  RSA305776  Penstemon deustus James R. Shevock 1972-5-19 1790 Plumas Hwy 89. N of Indian Falls, Ind. Falls Creek. Comment
  RSA412525  Penstemon deustus W. I. Follett, E. B. Follett 1948-6-1 s.n. Plumas North Fork Feather River, 1.3 mi below Chip Creek. Comment
  SEINET10547977  Penstemon deustus Mary Susan Taylor 1981-5-10 Taylor 3667 Plumas T26N R12E nw sec 32. Genesee Valley quad.In loose decomposed granite gravel, N side of Genesee Valley Rd, ca. 2 mi E of its jct with Beckwourth Pass turnoff and Flournoy Bridge; overlooking Plumas Lbr. Co, ca. 5 mi E of Genesee. 4200 ft. 1280 Comment
  RSA21705  Penstemon deustus subsp. deustus Carl B. Wolf 1937-8-6 9065 Plumas Northern Sierra Nevada, Mohawk Valley, 2 mi N of Blairsden. 1341 Comment
  JEPS85635  Penstemon deustus var. pedicellatus W. L. Jepson 1939-8-12 19382 Plumas Ferris Creek , branch of Last Chance Creek (branch of Last Chance Creek) 1767 Comment
  NY591807  Penstemon deustus var. pedicellatus J. M. Coulter 1876-1 7994 Plumas Comment
  NY591827  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-11 25812 Plumas Route 24, west of Mohawk R. S. 1463.0 Comment
  NY609825  Penstemon deustus var. suffrutescens F. S. Crosswhite 1960-6-8 930 Plumas Plumas National Forest, 1 mile south of Indian Falls 1158.2 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
  RSA59310  Penstemon gracilentus E. K. Balls 1950-9-12 15794 Plumas Lakes Center Public Campground on road to Gold Lake. 2043 Comment
  CHSC69694  Penstemon heterodoxus var. shastensis Vernon H. Oswald 1991-8-23 4841 B Plumas Lassen Volcanic National Park. Trail from the outlet of Juniper Lake to the summit of Mt. Harkness. 2072 Comment
  JEPS85846  Penstemon janishiae Barbara Ertter with Gary Schoolcraft 1989-7-3 8667 Plumas ca. 7 air mi s Susanville (bare rocky ridge extending n from main peak); Diamond Mt. Peak, s of Susanville 2316 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
  CHSC66642  Penstemon neotericus Vernon H. Oswald; Lowell Ahart 1996-7-15 8020 Plumas E side of arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. 1371 Comment
  UC696741  Penstemon neotericus David D. Keck 1932-7-6 1719 Plumas 12 mi w Chester; Sierra Nevada, w of Chester 1584 Comment
  UC887185  Penstemon neotericus M. and P. Ownbey 1938-7-14 1742 Plumas Comment
  LA209544  Penstemon newberryi var. newberryi Mrs. C. W. Hollis; 1928-6-30 Plumas Mt. Lassen National Forest, Drakesbad Comment
  NY627409  Penstemon newberryi var. newberryi R. M. Austin 07 1880 s.n. Plumas Mount Dyer Comment
  UC565924  Penstemon newberryi var. newberryi F. W. Embree 1934-6-6 75 Plumas 1 mi s, 0.25 mi w Rutherford; Bidwell Bar Quad. 1615 Comment
  CHSC89020  Penstemon personatus L. Hanson 1988-9-7 332 Plumas Plumas National Forest. Big Creek Junction. 1463 Comment
  CHSC76074  Penstemon roezlii G. F. Hrusa 1997-5-30 13821 Plumas Sierra Nevada. On W side of Rattlesnake Creek creekbed, immed. S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1300 Comment
  JEPS126588  Penstemon roezlii Lowell Ahart 2016-6-29 21074 Plumas East part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CHSC53222  Penstemon rydbergii L. P. Janeway 1989-6-30 3430 Plumas Plumas National Forest. Along Crocker Cr, ca 0.6 mi N of Crocker Mdw and Crocker Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  CAS-BOT-BC239597  Penstemon rydbergii var. oreocharis Mrs. A. L. Coombs 1902-7-7 s.n. Plumas Prattville Comment
  CHSC73445  Penstemon rydbergii var. oreocharis H. Durio 1995-8-17 Plumas Mosquito Flat area. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd 23N18. 1676 Comment
  CHSC75548  Penstemon rydbergii var. oreocharis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3147 Plumas Long Valley, 0.4 mi south of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  NY651265  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-11 25814 Plumas Route 24, above 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
  NY661016  Penstemon speciosus R. C. F. Bacigalupi 1927-7-11 1699 Plumas Grassy Lake meadows, Gold Lake Region 1889.8 Comment
  UC619256  Penstemon speciosus J. and H. W. Grinnell 1938-6-11 1091 Plumas Mohawk 1341 Comment
  CDA15917  Perideridia bolanderi subsp. bolanderi B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  UC1562648  Perideridia bolanderi subsp. bolanderi Barbara Ertter with Gary Schoolcraft 1989-7-3 8661 Plumas ridge between Red rock and Diamond Mt. (ca 8 air mi s of Susanville) 2225 Comment
  UC1730235  Perideridia bolanderi subsp. bolanderi L. P. Janeway 1998-6-24 5679 Plumas North side of Last Chance Creek; above Road 101, 0.7 mi west of Bird Creek. 1798 Comment
  JEPS28606  Perideridia parishii subsp. latifolia George W. Gillett 1957-7-17 784 Plumas Willow Lake inlet Lassen Volcanic National Park (side gully) 1767 Comment
  UCD127869  Perideridia parishii subsp. latifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1437 Plumas at Butterfly Valley. Comment
  SEINET10906781  Perideridia parishii subsp. latifolia Mary Susan Taylor 1982-6-28 Taylor 4762 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CAS-BOT-BC413555  Persicaria amphibia V. Oswald; L. Ahart 1988-8-4 3668 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park 1676 Comment
  CAS-BOT-BC413731  Persicaria hydropiper John Thomas Howell 1959-9-26 35071 Plumas Feather River Canyon. Ca. 1.5 mi. W. of Belden 682 Comment
  CAS-BOT-BC413732  Persicaria hydropiper John Thomas Howell 1951-8-19 28164 Plumas Near Belden 670 Comment
  CAS-BOT-BC419040  Persicaria lapathifolia Lowell Ahart 1981-9-6 3070 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC54869  Persicaria lapathifolia Vernon H. Oswald 1991-8-23 4842 Plumas Lassen Volcanic National Park. Outlet of Juniper Lake. Common on dry mud on the strand of the lake. 2057 Comment
  RSA0118926  Persicaria lapathifolia Lowell Ahart 2014-8-24 19738 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  CHSC34331  Persicaria maculosa L. Ahart 1981-9-6 3096 Plumas 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
  UC1208875  Phacelia hastata E. Sawyer 1935-6-17 120 Plumas 5 mi sse Crow; Plumas National Forest, Sierraville Quadrangle 1798 Comment
  JEPS55982  Phacelia hastata subsp. compacta John Thomas Howell 1955-7-19 30808 Plumas Vinton Sierra Valley 1505 Comment
  CDA13568  Phacelia hastata subsp. hastata G. F. Hrusa, T. D. Wilfred 1996-7-23 13398 Plumas Sierra Nevada; Plumas NF. Above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC21197  Phacelia hastata subsp. hastata F. T. Griggs; A. Pass 1975-7-17 226 Plumas Buck's Lake Forest Service Survery Comment
  CDA18730  Phacelia hastata subsp. hastata G. D. Barbe, T. C Fuller 1982-7-15 3737 Plumas Plumas National Forest; 2 miles below summit on return from Red Hill, near junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F). 1676 Comment
  CDA13578  Phacelia heterophylla subsp. virgata G. F. Hrusa, T. D. Wilfred 1997-6-26 13885 Plumas Sierra Nevada; Plumas NF. W side of Little Long Valley Creek approx. 1/4 m. W of Creek. N of Hwy 70 about 15 m. E of Quincy. Comment
  JEPS106195  Phacelia heterophylla subsp. virgata Lowell Ahart, Josephine Guardino 2004-5-24 10951 Plumas Near an old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1208 Comment
  UC1602017  Phacelia heterophylla subsp. virgata C. G. Albertus 1935-8-2 240 Plumas Big Hill Plumas National Forest, Downieville Quadrangle (s slope) Comment
  CHSC46637  Phacelia mutabilis Lowell Ahart 1989-7-2 6344 Plumas On the north-west side of Pilot Peak, about 10 miles north-east of La Porte. 2194 Comment
  JEPS107706  Phacelia mutabilis Lowell Ahart, John Dittes 2005-9-19 12407 Plumas Along the sides of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1998 Comment
  UC1228233  Phacelia mutabilis H. E. and S. T. Parks June 1928 254 Plumas Drakesbad Lassen Volcanic National Park 1828 Comment
  JEPS55979  Phacelia mutabilis Clarence R. Quick 1963-7-23 63 -72 Plumas near Mud Lake (n of Kettle Rock); Sierra Nevada Comment
  JEPS126519  Phacelia racemosa Lowell Ahart 2016-6-29 21056 Plumas About 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest o Little Grass Valley Reservoir Dam. Comment
  UCD120666  Phacelia racemosa John Thomas Howell 1960-7-22 35914 Plumas Devils Kitchen to Drakesbad. Lassen Volcanic National Park. 1676 Comment
  CHSC11347  Philadelphus lewisii Lowell Ahart 1970-7-2 Plumas 12 miles E. of Pulga. 762 Comment
  CAS-BOT-BC260853  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas West side of Lake Almanor 1828 Comment
  CAS-BOT-BC260855  Phleum pratense Walter Knight; Irja Knight 1966-9-12 1699 Plumas Pond Reservoir, Butterfly Bontanical ARea and Vicinity 1097 Comment
  CHSC55645  Phleum pratense K. R. Stern 1985-6-25 8307 Plumas Vicinity of Blairsden. 1402 Comment
  UCD89640  Phleum pratense R. Tofsrud 1948-8-1 s.n. Plumas Near Quincy. Comment
  CHSC98344  Phlox diffusa L. P. Janeway 2007-6-3 9011 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 Comment
  UCD118240  Phlox hoodii subsp. canescens Kim Nixon 1977-5-29 33 Plumas 7.2 miles east of Doyle on Greeno Rd. then 0.2 miles north on Bird Creek Rd. 1950 Comment
  CDA14134  Phlox speciosa subsp. occidentalis G. F. Hrusa 1997-5-3 13824 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. 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
  UC1124210  Phlox speciosa subsp. occidentalis E. Sawyer 1935-5-21 19 Plumas 2.5 mi e Beckwith Butte; Sierraville Quad. 1584 Comment
  UC1124214  Phlox speciosa subsp. occidentalis P. G. Haddock 1938-5-29 6 Plumas Rock Creek Serpentine Plumas National Forest, Downieville Quad. 1219 Comment
  SEINET10496906  Phlox speciosa subsp. occidentalis Mary Susan Taylor 1982-5-25 Taylor 4525 Plumas T23N R11E sw/sw sec 2. Mt Ingalls quad. Along 23n12, in Jeffrey Pine Forest, 0.6 mi w of its jct with 23N52, ca. 3/4 mi w of McDermott Ravine 7 1.5 mi ne of Sloat. 4500 ft. 1371 Comment
  UC614685  Phlox speciosa subsp. occidentalis L. Constance 1938-6-9 2308 Plumas 7.3 mi se Quincy (above the Middle Fork of the Feather River) 1219 Comment
  CHSC33610  Phoenicaulis cheiranthoides M. S. Taylor 1981-6-17 3921 Plumas Top of Mt Ingalls, ca. 7 air mi se of Genesee. Around lookout. 2551 Comment
  CAS-BOT-BC135162  Phoradendron juniperinum M. S. Taylor; M. Foster 1981-8-13 4177 Plumas top of hill, N & NE side of W flank of Wheeler Peak ridge, ca. 5 air mi N of Genesee 1981 Comment
  JEPS115164  Phoradendron libocedri Lowell Ahart, John Dittes 2009-7-15 16087 Plumas On Calocedrus decurrens, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1702 Comment
  UCR263621  Phoradendron libocedri Lowell Ahart 1994-7-28 7533 Plumas north-east of Frenchman Hill, south-west of Bucks Lake 1707 Comment
  CAS-BOT-BC58834  Phyllodoce breweri C. C., Mrs. Bruce 1898-1-1 1229 Plumas Near Cinder Cone Comment
  OBI10125  Physocarpus capitatus Lewis S. Rose 1966-7-27 66064 A Plumas Butterfly Creek and Spanish Crk; 1 mi S of Keddie 991 Comment
  SD6469  Pinus albicaulis Mrs. R. M. Austin Unknown Plumas Comment
  JEPS115213  Pinus contorta subsp. murrayana Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16146 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam 1606 Comment
  SJSU735  Pinus contorta subsp. murrayana A. Retan 8/1941 Plumas Bucks Lake 1572 Comment
  UC1362003  Pinus jeffreyi R. A. Cockrell 1940-7-31 8552 Plumas ca 1 mi ne Silver Lake; Meadow Valley 1615 Comment
  NY61946  Pinus monticola E. Fritz 1936-7-12 8224 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CHSC33824  Pinus ponderosa M. S. Taylor 1981-5-14 3720 Plumas Walker Plains, both sides of Oroville-Quincy Hwy, ca. 0.5 mi s of Four Trees Rd jct, on Butte-Plumas county line. 1524 Comment
  NY62291  Pinus ponderosa R. M. Austin 1879-1 s.n. Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
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Mar 14 2016
  SEINET12616257  Pinus ponderosa var. ponderosa D. A. Charlet, T. Charlet 1996-7-11 2294 Plumas Sierra Nevada Diamond Mts above Last Chance Creek 1731 Comment
  RSA101387B  Piperia colemanii R. Weatherby 1955-7-21 1657 Plumas Bottle Springs, near Middle Fork Feather River 1616 Comment
  CDA13579  Piperia transversa G. F. Hrusa, T. D. Wilfred 1997-6-26 13885 A Plumas Sierra Nevada; Plumas National Forest: W side of Little Long Valley Creek approx. 1/4 m. W of Creek. N of Hwy 70 about 15 m. E of Quincy. Comment
  UCD138996  Piperia unalascensis Kenneth D. Stewart 1965-7-7 s.n. Plumas around 15 miles north of Quincy. 1554 Comment
  CHSC23610  Plagiobothrys cognatus K. Stern 1975-7-24 Plumas SW side of Lake Almanor. Comment
  JEPS102656  Plagiobothrys cognatus Lowell Ahart 2001-8-29 9231 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC103134  Plagiobothrys cusickii Lowell Ahart; John Dittes 2009-9-7 16378 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC40546  Plagiobothrys cusickii Lowell Ahart 1985-9-26 5175 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CHSC40766  Plagiobothrys cusickii Lowell Ahart 1985-7-11 5141 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
  SEINET13710643  Plagiobothrys cusickii Lowell William Ahart, Lowell William Ahart 2001-1 9231 Plumas Bottom of Little Last Chance Creek, Frenchman Lake (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  CAS-BOT-BC230991  Plagiobothrys hispidulus Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mount Lassen National Park Comment
  CHSC116183  Plagiobothrys hispidulus Lowell Ahart 2015-7-4 20281 Plumas About 150 yards south of the paved road by Tamarack Flat, about 1/2 mile wet of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1-1/2 miles (air) northwet of Little Grass Valley Reservoir. 1712 Comment
  CHSC43394  Plagiobothrys hispidulus Lowell Ahart 1977-7-9 1449 Plumas Near the edge of a small meadow, north of the South Fork of the Feather River, about 1/2 mile north-east of the Feather Fork Mine, about 6 miles north of La Porte. 1645 Comment
  CHSC94108  Plagiobothrys hispidulus Lowell Ahart 2006-7-9 12926 Plumas Near a small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1678 Comment
  CAS-BOT-BC228464  Plagiobothrys mollis R. F. Thorne; C. W. Tilforth 1969-9-6 39237 Plumas Along Feather River 1 mile SW of Beckwourth 1356 Comment
  RSA726379  Plagiobothrys mollis L. Ahart, Josephine Guardino 2007-7-20 14327 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  JEPS115123  Plagiobothrys mollis var. mollis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16224 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  SEINET10497114  Plagiobothrys scouleri Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5175 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  POM73007  Plagiobothrys scouleri var. cusickii Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  RSA754959  Plagiobothrys scouleri var. hispidulus L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15900 Plumas About 200 yards northwest of Lake Almanor Dam. 1422 Comment
  RSA795729  Plagiobothrys scouleri var. hispidulus L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16150 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  UC172833  Plagiobothrys tenellus A. A. Heller 1913-6-13 10842 Plumas near Marston Station 1066 Comment
  RSA189361  Plagiobothrys tenellus L. S. Rose 1967-5-6 67058 Plumas North Fork Feather River; Injun Jim Camp. 610 Comment
  UCD121028  Plagiobothrys tenellus John Thomas Howell; Gordon H. True 1968-6-10 44538 Plumas American Valley at Quincy. 1036 Comment
  HSC16611  Platanthera dilatata var. leucostachys W. R. Rogers 1966-7-12 278 Plumas Ramelli Creek Comment
  CHSC21663  Platanthera leucostachys D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS64417  Platanthera leucostachys R. H. Platt 1891-1 Plumas near Prattville; Mtt. Sierras Comment
  JEPS88493  Platanthera leucostachys Vernon H. Oswald and Lowell Ahart 1996-8-1 8138 Plumas Forest Road 27N16 ca 1.5 mi nw Hauns Mdw. (s slope of mt., uphill side of road, ca 1.5 mi se of Dyer Mtn. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville); Dyer Mtn., Second Water Trough Creek 1706 Comment
  RSA52864  Platanthera leucostachys R. Weatherby 1950-7-7 1452 Plumas Gansner Creek, Quincy. 1220 Comment
  UC336578  Platanthera leucostachys unknown Aug 1875 Plumas Indian Valley Comment
  RSA15102  Platanthera leucostachys Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  RSA52906  Pleuricospora fimbriolata R. Weatherby 1973-10-2 s.n. Plumas Bucks Lake. 1524 Comment
  UCD32545  Poa Beecher Crampton 1954-5-11 1876 Plumas Plumas - Lassan County Border, Beckwourth Pass, along highway 24. 1588 Comment
  CAS-BOT-BC244376  Poa annua Walter Knight; et al. 1967-5-8 1796 Plumas Butterfly Botanical Area and Vicinity. Butterfly Canyon 990 Comment
  CHSC102380  Poa bolanderi Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16133 Plumas On the east side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CDA2378  Poa bulbosa L. P. Janeway 1996-5-13 4969 Plumas Northern High Sierra Nevada; Soda Creek, along Road 25N22, 0.3 mile northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. Comment
  SEINET7744878  Poa bulbosa J. A. Young 1982-1 s.n. Plumas Dye Creek Meadow. 1524 Comment
  CDA13365  Poa compressa G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13214 Plumas Sierra Nevada; Moist, shaded creekbed of Rattlesnake Creek on S side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Perennial, uncommon here. Comment
  CHSC102043  Poa compressa Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16230 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
  CHSC80917  Poa compressa Lowell Ahart 2001-7-17 8898 Plumas In a small meadow, 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
  RSA129116  Poa cusickii E. Sawyer 1935-5-22 26 Plumas 3 1/4 miles northwest of Beckwith Butte. 1494 Comment
  CAS-BOT-BC247281  Poa palustris L. P. Janeway 1991-8-4 4120 Plumas Plumas National Forest, Beckwourth Ranger District. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass, 1/2 mi south of Red Clover Creek at west end of Red Clover Valley 1691 Comment
  CHSC112381  Poa palustris L. P. Janeway 2014-7-15 11518 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
  CHSC51516  Poa palustris L. P. Janeway 1990-8-16 3832 Plumas Plumas National Forest. Along edges of Meadow Cr (dry) ca half-way between Red Clover Cr and Mt Ingalls. 2042 Comment
  CHSC56901  Poa palustris L. P. Janeway 1991-8-4 4120 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass, 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  UCD91798  Poa palustris John Thomas Howell 1960-7-19 35627 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  SEINET10954398  Poa palustris Lawrence P. Janeway 1990-1 Janeway 3832 Plumas Along edges of Meadow Cr (dry) ca. half-way between Red Clover Cr and Mt. Ingalls. Shaded in white fir forest; NE'erly drainage; with Carex nervina, C. heteroneura, Potentilla glandulosa. 2042 Comment
  CDA14144  Poa pratensis G. F. Hrusa 1997-5-3 13834 Plumas Sierra Nevada; Rhizomatous perennial, scattered on open sites along Rattlesnake Creek creekbed, but not in wet areas. E side of Rattlesnake Ck., S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  SEINET264683 Image available Poa pratensis S. Scott sn Plumas Plumas National Forest ; Sierra Nevada Range eastern side Milford Ranger District 1829 Comment
  UCD91819  Poa pratensis A. A. Beetle 1941-6-28 2768 Plumas west side of Lake Almanor. 1828 Comment
  CAS-BOT-BC247393  Poa pratensis John Thomas Howell 1960-7-18 35510 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  RSA300157  Poa secunda J. T. Howell 1962-6-17 37705 Plumas Portola 1463 Comment
  UCD90393  Poa secunda Beecher Crampton 1954-5-11 1887 Plumas Sierra Valley, 7 miles S of Vinton. Comment
  CHSC72475  Poa secunda subsp. secunda L. P. Janeway 1998-6-24 5674 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  UC1132855  Poa secunda subsp. secunda E. Sawyer 1935-5-23 33 Plumas 1 1/2 mi sse Kerby; Sierraville Quadrangle Comment
  SEINET7294077 Image available Poa secunda subsp. secunda A. A. Heller, P. B. Kennedy 1907-1 8751 Plumas Red Clover valley Comment
  CAS-BOT-BC244144  Poa sierrae John Thomas Howell; Gordon H. True 1969-4-8 45483 Plumas Lewisia Rock, 3.5 miles SW of Belden, Feather River Canyon 609 Comment
  RSA300165  Poa trivialis J. T. Howell, Gordon H. True 1968-6-10 44551 Plumas Quincy 1037 Comment
  CAS-BOT-BC244267  Podagrostis humilis George W. Gillett 1957-7-19 853 Plumas Lassen Volcanic National Park. Just beyond very large spring 1.25 miles above The Devils Kitchen on trail to Sifford Lakes 2057 Comment
  UC338271  Polemonium occidentale unknown Plumas Barton's meadow , Barton's meadow (Mohawk Valley) Comment
  CHSC59922  Polygala cornuta L. P. Janeway 1992-7-31 4284 Plumas South-facing slopes in canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70. 685 Comment
  JEPS83027  Polygonum amphibium var. stipulaceum M. S. Taylor 1982-9-8 5124 Plumas ca 4 air mi s Greenville (n side of reservoir); Greenville SW quad, Round Valley Reservoir 1371 Comment
  JEPS122302  Polygonum aviculare subsp. aviculare Lowell Ahart 2014-8-24 19760 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
  JEPS81644  Polygonum aviculare subsp. depressum M. S. Taylor 1982-9-13 5135 Plumas vicinity of Calpine Rd (109) bridge Portola quad., Feather River, Ramelli Ranch (base, ca 1 mi w of Beckwourth) 1487 Comment
  CAS-BOT-BC414221  Polygonum aviculare subsp. depressum John Thomas Howell 1959-9-22 34863 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC414222  Polygonum aviculare subsp. depressum Walter Knight; Irja Knight 1966-9-12 1742 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC414557  Polygonum douglasii L. P. Janeway 1993-8-10 4517 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth 1487 Comment
  CHSC113906  Polygonum douglasii Lowell Ahart 2014-8-24 19744 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
  HSC17503  Polygonum douglasii L. S. Rose 1967-7-9 67142 Plumas Quincy 1037 Comment
  RSA88463  Polygonum douglasii J. T. Howell 1951-8-19 28193 Plumas Greenville. 1098 Comment
  CHSC92182  Polygonum douglasii subsp. douglasii Lowell Ahart; John Dittes 2005-9-19 12403 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
  UC485765  Polygonum douglasii subsp. douglasii H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC45476  Polygonum douglasii subsp. johnstonii Lowell Ahart; John Thomas Howell 1977-8-2 1535 Plumas On a bare open mountain side, about 1 mile west of Pilot Peak, about 15 miles north-east of La Porte. 1828 Comment
  CHSC53211  Polygonum douglasii subsp. spergulariiforme L. P. Janeway 1989-6-23 3388 Plumas Upper slopes overlooking Crocker Cr from the east. Plumas National Forest Beckwourth Ranger District. 1874 Comment
  CHSC57094  Polygonum douglasii subsp. spergulariiforme L. P. Janeway; Garrett Gibson 1991-7-11 4072 Plumas Plumas National Forest Beckwourth Ranger District Westside Compartment. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  UC711938  Polygonum douglasii subsp. spergulariiforme Roxana S. Ferris and Laura Lorraine 1941-8-9 10425 Plumas near village; Lake Almanor Public Camp Comment
  CAS-BOT-BC419885  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1973-7-10 49734 Plumas Near Greenville 1097 Comment
  CHSC62487  Polygonum polygaloides subsp. confertiflorum L. P. Janeway 1993-8-10 4518 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. 1487 Comment
  SEINET8584719  Polygonum polygaloides subsp. confertiflorum W. Harnach 2013-5-18 1354 Plumas 0.25 miles east of Co. Rd A-23 on Marble Lane, south of Beckwourth 1491 Comment
  CAS-BOT-BC419883  Polygonum polygaloides subsp. confertiflorum M. S. Taylor 1982-6-10 4633 Plumas Ramelli Ranch, ca. 1/2 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth. 1487 Comment
  CAS-BOT-BC420053  Polygonum polygaloides subsp. kelloggii Alice Eastwood 1927-6-17 14651 Plumas United States Forest Reserve. Long Valley Comment
  JEPS81571  Polygonum polygaloides subsp. kelloggii M. S. Taylor 1982-6-21 4707 Plumas off Eureka Ridge Rd (23N09) ca 1/4 mi above, ca 3 air mi sw of Sloat spring; Blue Nose Mt. quad., White Cap 1859 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
  UC1075684  Polygonum sawatchense subsp. oblivium Robert J. Weatherby 1955-7-2 1570 Plumas near Taylor Lake; Bear Ridge 2194 Comment
  CAS-BOT-BC420211  Polygonum sawatchense subsp. sawatchense Clare B. Hardham 1978-8-11 21777 a Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC420220  Polygonum sawatchense subsp. sawatchense Alice Eastwood 1927-6-17 14628 Plumas United States Forest Reserve. Long Valley Comment
  CAS-BOT-BC421040  Polygonum spergulariiforme L. P. Janeway 1989-6-23 3388 Plumas Beckwourth Ranger District, Plumas National Forest. Upper slopes overlooking Crocker Cr from the east. 1874 Comment
  CAS-BOT-BC421032  Polygonum spergulariiforme Roxana S. Ferris; Laura Lorraine 1941-8-9 10425 Plumas At Lake Almanor Public Camp. (near village). Comment
  JEPS103024  Polypodium calirhiza G. E. See and Storrie Plumas Rock Creek Dam Comment
  SEINET4889926  Polypogon monspeliensis W. Harnach 1989-5-27 121 Plumas Sierra Valley. Hot wells on north side of Marble Lane. Collected within 6 inches of water at the head of the hot well. 1490 Comment
  CHSC4183  Polystichum imbricans J. E. Bowlin 1967-3-8 2 Plumas Ca. 100 feet s of Oroville-Quincy highway and 100 yards w of Grizzly Dome, Oroville. 609 Comment
  JEPS33252  Polystichum imbricans subsp. imbricans W. L. Jepson 1924-7-22 10611 Plumas Rich Point; Middle Fork Feather River 914 Comment
  UC123318  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin 1875-1 310 Plumas Soda Springs Comment
  JEPS97804  Polystichum lemmonii R. Raiche 1988-7-4 80243 Plumas Red Hill (N of Rich Bar) 0.8 mi NW of Deadwood Saddle; Feather River Canyon 1481 Comment
  CAS-BOT-BC102756  Populus tremuloides M. S. Taylor 1981-7-27 4124 Plumas Grizzly Valley quad. Along spring crossing Beckwourth-Genesee Rd, between Crystal and Meadow Creeks, ca. 2 mi s of 1737 Comment
  RSA59670  Populus trichocarpa E. K. Balls 1950-9-9 15738 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  SBBG69658  Porterella carnosula E. Rockwell -Jun-1925 493 Plumas Last Chance Crk 1828 Comment
  SEINET10460769  Porterella carnosula Whitney 1934-8-8 WHITNEY 1708 Plumas 3 miles east of Cate Place, Big Grizzley Valley, Plumas National Forest, ca. 10 miles northwest of Portola 1829 Comment
  SEINET10460773  Porterella carnosula A. Arthur Heller, Patrick B. Kennedy 1907-7-4 Heller 8730 Plumas Meadow two miles south of Red Clover valley Comment
  JEPS100341  Potamogeton epihydrus subsp. nuttallii Dean W. Taylor 2001-6-28 17825 Plumas 2 air mi E of Frenchman Lake (Snow Lake); Sierra Nevada, Diamond Mountains 1859 Comment
  CAS-BOT-BC267204  Potamogeton foliosus Malcom A. Nobs; S. Galen Smith 1949-8-18 1363 Plumas Last Chance Marshes at N end of Lake Almanor, just S of Chester Comment
  CAS-BOT-BC453676  Potamogeton gramineus John Thomas Howell 1926-7-24 2108 Plumas Lake Almanor, near Prattville 1371 Comment
  CHSC20817  Potamogeton illinoensis K. R. Stern 1975-7-25 5831 Plumas NW shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC453789  Potamogeton natans Walter Knight; Irja Knight 1966-6-18 1362 Plumas Butterfly Botanical Area and Vicinity. Butterfly Valley Comment
  CAS-BOT-BC453790  Potamogeton natans Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1421 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  UCD20195  Potamogeton richardsonii R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. Comment
  SEINET13710281  Potentilla biennis Lowell William Ahart, Lowell William Ahart 2001-1 9237 Plumas Frenchman Lake on Little Last Chance Creek (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  CDA12050  Potentilla gracilis G. F. Hrusa, J. Dinsdale 1989-6-27 7215 Plumas Sierra Nevada; Snake Lake, approx. 5 m. WNW of Quincy. Comment
  UC114492  Potentilla millefolia T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  JEPS114354  Potentilla norvegica Lowell Ahart 2008-9-10 15395 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte 1537 Comment
  CDA39655  Potentilla recta Willo Vierra 2013-11-6 s.n. Plumas Vicinity of Quincy. 0 Comment
  UC1931362  Potentilla recta Marti Aitken and Ingrid Burke 2009-7-9 Plumas On west side of State Route 89 approximately 0.9 miles north of Crescent Mills across from Stampfli Road. Comment
  CHSC97150  Potentilla rivalis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14037 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  CHSC97632  Poteridium annuum Lowell Ahart; John Dittes 2007-6-17 14195 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  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
  RSA424600A  Prunella vulgaris var. lanceolata Dorothy Davis 1923-7-23 s.n. Plumas Johnsville. 1402 Comment
  UC57219  Prunella vulgaris var. vulgaris H. M. Hall and E. B. Babcock July, 1903 4426 Plumas Fox Creek; Sierra Nevada Mountains, Fox Creek 1219 Comment
  CAS-BOT-BC158597  Prunus John Thomas Howell; R. C. Barneby 1954-5-14 29551 Plumas Beckwourth Pass 1584 Comment
  CAS-BOT-BC158141  Prunus emarginata A. A. Heller; P. B. Kennedy 1907-7-15 8845 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CAS-BOT-BC158142  Prunus emarginata A. A. Heller 1915-7-7 12055 Plumas Near the summit of Soapstone Ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  SBBG25613  Prunus emarginata K. K. Muller 1965-8-19 1362 Plumas E shore of Lake Almanor Comment
  UC567074  Prunus emarginata D. Axelrod 1934-6-4 11 Plumas sw of La Porte 1645 Comment
  CAS-BOT-BC154648  Prunus subcordata Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CHSC81149  Prunus virginiana var. demissa Lowell Ahart 2001-8-28 9212 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  JEPS102725  Pseudognaphalium luteoalbum Lowell Ahart 2001-10-16 9370 Plumas On a bank on the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  CAS-BOT-BC357346  Pseudognaphalium microcephalum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1465 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  CHSC75489  Pseudostellaria jamesiana G. F. Hrusa; T. D. Wilfred 1997-6-26 13928 Plumas Sierra Nevada. Site about Pine Creek at Brady's Camp. Pine Creek Valley, +/- 1/2 mi. NE Argentine Rock. On creek banks. 2125 Comment
  CHSC89913  Pseudostellaria jamesiana N. L. Jurjavcic 2004-6-27 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Adjacent to a trail. 1524 Comment
  SEINET10765118 Image available Pseudostellaria sierrae Richard K. Rabeler, Barbara J. Ertter; Tony Morosco; James R. Shevock 1997-6-14 Rabeler 1290 Plumas T26N, R9E, S14, SE 1/4. 150 ft S of FS road 26N49Y, 0.9 mi E of Plumas Co. 204 (Dixie Canyon Rd.), 1.95 mi N of CA 89, W of Crescent Mills. 1463 Comment
  RSA739843  Pseudostellaria sierrae Barbara Ertter, Gary Schoolcraft 1990-5-14 8984 Plumas E side of mountain above Crescent Mills, E of Round Valley Reservoir. 1372 Comment
  UC1351127  Pseudotsuga menziesii E. Fritz 1936-6-22 8208 Plumas Comment
  CHSC101926  Pseudotsuga menziesii var. menziesii Lowell Ahart; John Dittes 2009-7-13 16058 Plumas East side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CAS-BOT-BC361845  Psilocarphus oregonus Mary Strong Clemens 1920-6-7 s.n. Plumas Greenville Comment
  JEPS107683  Pteridium aquilinum var. pubescens Lowell Ahart, John Dittes 2005-9-19 12404 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
  SEINET7727767  Pteris aquilina Unknown Plumas Indian Valley Comment
  CAS-BOT-BC460527  Pterospora andromedea M. S. Taylor 1981-6-2 4588 Plumas On W side of spur road off 23N49, 0.5 mi. S of its junction with 23N49, just SW of Mt. Jackson, ca. 3 air mi. N of Mohawk 1524 Comment
  CAS-BOT-BC293706  Purshia tridentata Mona Bourell; Bob Patterson 1982-5-15 1741 Plumas Beckworth Comment
  CAS-BOT-BC147868  Purshia tridentata var. tridentata John Thomas Howell 1960-7-19 35686 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC147873  Purshia tridentata var. tridentata Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC147875  Purshia tridentata var. tridentata Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  CHSC109999  Purshia tridentata var. tridentata B. Castro; L. P. Janeway 2006-6-3 1535 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1673 Comment
  UC1128539  Purshia tridentata var. tridentata N. French 1934-11-16 557 Plumas 6 mi s Beckwith; Plumas National Forest, Sierraville Quad. 1493 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
  CHSC21323  Pyrola aphylla F. T. Griggs; A. Pass 1975-7-31 272 Plumas Grizzly Forebay. Comment
  CHSC35276  Pyrola asarifolia subsp. asarifolia M. S. Taylor 1981-8-20 4227 Plumas Above spring in Bullfrog Ravine, ca. 3 air mi nw of Indian falls. 1706 Comment
  HSC22957  Pyrola dentata John Pratt 1970-7-19 74 Plumas 1982 Comment
  CHSC33735  Pyrola picta M. S. Taylor; M. Foster 1981-7-14 4010 Plumas Saddle at head of Bullfrog Ravine, both sides of 26N18, ca. 3 air mi nw of Indian Falls. 1645 Comment
  CHSC54419  Pyrola picta Vernon H. Oswald 1991-6-12 4658 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser. 1691 Comment
  JEPS58820  Pyrola picta W. L. Jepson 1924-7-24 10633 Plumas Rich Point 914 Comment
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Jul 29 2015
  SEINET11262178  Pyrola picta Robert L. Johnson, Mikel R. Stevens 2015-7-11 3954 Plumas Northern High Sierra Nevada. 0.6 rd mi S of jct with Cold Water Rd and Red Mtn Road on Gravel Range Rd. Ca 3.5 air mi south of Bucks Lake.; 0 1771 Comment
  UC570361  Pyrola picta G. T. Nordstrom 1934-7-3 187 Plumas 3/4 mi sw of Mount Ararat; Plumas National Forest 1706 Comment
  CAS-BOT-BC466108  Pyrola picta C. R. Quick 1953-8-1 53 -75 Plumas Lava flat W of Lake Almanor Comment
  CHSC34935  Pyrrocoma hirta var. lanulosa M. S. Taylor 1981-7-7 3989 Plumas On ne side of Beckwourth-Genesee Rd at its jct with Beckwourth-Milford Rd, in Squaw Valley, ca. 12 air mi n of Beckwourth. 1706 Comment
  JEPS101250  Pyrrocoma hirta var. lanulosa Dean W. Taylor 2000-8-12 17549 Plumas Camp 14 (ca. 5 air miles SE from Antelope Lake), drainage of Last Chance Creek, along Forest Road 26N07 1694 Comment
  JEPS100327  Pyrrocoma lucida Dean Wm. Taylor and Barbara Ertter 2001-7-18 17833 Plumas Diamond Mountains, meadow tributary to Little Doyle Creek (ca. 1.5 miles N of upper end of Frenchman Reservoir), along Forest Road 25N71 1.4 miles East of Forest Road 25N11 1783 Comment
  JEPS5021  Pyrrocoma lucida Roxana S. Ferris 1951-9-14 12469 Plumas just n Sierra County line (between Graeagle and Calpine) 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
  RSA71292  Quercus garryana var. semota L. S. Rose 1951-6-26 51020 Plumas East Fork of the Feather River. 823 Comment
  UC338621  Quercus kelloggii unknown 1889-5-28 Plumas Mohawk valley Comment
  SEINET10431683  Quercus kelloggii C. N. Saulisberry 1949-5-28 s.n. Plumas 3 miles N of Quincy. Comment
  CAS-BOT-BC104592  Quercus vacciniifolia David D. Keck 1932-7-3 1708 Plumas Northern Sierra Nevada. Quincy, Water supply canyon to the left hand just S of town 1065 Comment
  CAS-BOT-BC104606  Quercus vacciniifolia Lowell Ahart 1981-7-21 2947 Plumas Head of Dizon Creek, 1/8 mile below the Buzzards Roost Ridge, about 1.5 miles north of Pilot Peak 1800 Comment
  CDA14023  Quercus vacciniifolia G. F. Hrusa, B. A. Smith 1996-8-8 13471 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  RSA252474  Quercus vacciniifolia Robert F. Thorne, C. W. Tilforth 1969-9-6 39221 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Rd. 1646 Comment
  UCD14011  Quercus vacciniifolia John M. Tucker 1948-7-24 1733 Plumas California, Plumas Co.: about 1/4 mi. below the Camel Peak Lookout, along the road; Comment
  CHSC92745  Ranunculus alismifolius var. lemmonii L. P. Janeway 2005-6-12 8417 Plumas High Cascade Range. East side of Feather River Meadows, 0.8 km north of Rice Creek and North Fork Feather River confluence. 1631 Comment
  CAS-BOT-BC379201  Ranunculus andersonii var. andersonii M. S. Taylor 1982-5-14 4448 Plumas Chico, open rocky volcanic outcrop and flats along ridge above Turner Springs Rd, ca. 1 mi S of Hwy 144 (Clio-Portola Rd), ca. 2 air mi SW of Portola, 1646 Comment
  CAS-BOT-BC379202  Ranunculus andersonii var. andersonii W. Harnach; N. Harnach 1990-3-31 254 Plumas Sierra Valley, found on west side of volcanic knob to the west of Co. Rd. A-23. land belonging to Wilson brothers and for sale at present Comment
  POM284448  Ranunculus aquatilis var. harrisii Lyman Benson 1949-6-21 13748 Plumas Hat Creek, 13.5 miles N of Manzanita Lake. Cascade Mt. Pit River Drainage 1220 Comment
  CHSC113599  Ranunculus flammula var. ovalis Lowell Ahart 2014-8-24 19736 Plumas On the north side of Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  SD8191  Ranunculus flammula var. reptans Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadows Comment
  CHSC60557  Ranunculus glaberrimus var. ellipticus L. P. Janeway 1992-4-2 4150 Plumas Plumas National Forest. Along Beckwourth-Genesee Road near junction with road to Laufman. Southwest side of Red Clover Valley. 1679 Comment
  CDA14712  Ranunculus occidentalis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3225 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  CHSC42199  Ranunculus occidentalis Julie L. Brown 1986-4-13 Plumas Ca 1.6 km w of Butterfly Valley Botanical Garden on Butterfly Valley Rd., 1.6 km sw of Hwy 70, ca. 34 km ne of Chico and 8 km s of Quincy. 909 Comment
  UCR139400  Ranunculus occidentalis var. ultramontanus P. A. Munz 1947-5-16 11824 Plumas Sierra Nevada Mtns., 8 mi north of Chilcoot 1524 Comment
  UC54504  Rhamnus purshiana H. M. Hall and E. B. Babcock Jul 1903 4424 Plumas Fox Creek Sierra Nevada Mountains 1219 Comment
  UC1121939  Rhamnus rubra G. T. Nordstrom 1934-7-9 204 Plumas 1.25 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CDA18673  Rhamnus rubra subsp. yosemitana G. D. Barbe, T. C. Fuller 1982-6-15 3731 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CAS-BOT-BC56579  Rhododendron columbianum Rimo Bacigalupi 1927-7-10 1693 Plumas meadow about 1/4 mile below ouetlet of Long Lake along Gray Eagle Creek 1828 Comment
  LA40930  Rhododendron columbianum E. Hollis; June 17 1928 - June -30 1928 Plumas Mt. Lassen National Forest, Drakesbad Comment
  SBBG33901  Rhododendron neoglandulosum L. S. Rose 1969-6-24 Plumas Butterfly Valley, 5 mi W of Keddie 1310 Comment
  CAS-BOT-BC56653  Rhododendron occidentale Robert J. Weatherby 1955-6-16 1531 Plumas Head of Berry Creek, above Virgilia, Feather River Canyon 1524 Comment
  CHSC61619  Rhododendron occidentale Hatton; Cayot 1914-9-20 100 Plumas Cascade Valley. 1219 Comment
  RSA239303  Rhynchospora alba Robert F. Thorne, Larry E. DeBuhr, Tilforth 1972-9-20 42343 Plumas Butterfly Valley Botanic Area: Partly in Plumas Nat l Forest; near Darlingonia Bog 1174 Comment
  UCR102421  Rhynchospora alba L. C. Wheeler 1959-7-16 7577 Plumas Northern Sierra Nevada Mtns, Butterfly Valley Comment
  CHSC81938  Rhynchospora capitellata L. P. Janeway 2001-7-5 7416 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  CAS-BOT-BC438109  Ribes John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54327 Plumas 1.4 miles north-northeast of Englemine on Diamond Mt. Road 1295 Comment
  SJSU15161  Ribes aureum var. gracillimum N. Hopkins 1993-5-18 1720 Plumas Dyson Lane, NE corner of Sierra Valley Comment
  UC224234  Ribes cereum H. E. Brown Aug. 1-15, 1897 601 Plumas near Lassen Buttes 1828 Comment
  CHSC60902  Ribes montigenum Vernon H. Oswald 1993-7-1 5630 Plumas Lassen Volcanic National Park. Creek on the E side of Juniper Lake Rd., ca. 1.0 mi N of the Park boundary. Twigs from a shrub ca. 8 dm tall growing among rocks on the E bank of the creek. 2029 Comment
  CAS-BOT-BC219212  Ribes nevadense David D. Keck 1932-7-3 1628 Plumas Mountain slope S of Quincy 1066 Comment
  CAS-BOT-BC219220  Ribes nevadense Gladys L. Smith 1976-5-18 s.n. Plumas Right side of road going E, Lower Feather River Canyon 457 Comment
  CHSC101778  Ribes nevadense Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15871 Plumas Southwest of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC55408  Ribes nevadense Benn Cunningham 1991-4-20 Plumas Ca. 0.3 mi s of Rock Creek Dam and 6 ft w of Highway 70, 35 mi s of Greenville. 731 Comment
  UCD19441  Ribes roezlii W. B. McHenry 1990-5-21 s.n. Plumas Bucks Lake, along quarry road. 1584 Comment
  RSA0018028  Ribes roezlii E. K. Balls 1950-9-9 15775 Plumas Lakes Center Public Campground, Southern Plumas County. 2043 Comment
  CAS-BOT-BC186218  Ribes roezlii var. roezlii Anna Head 1921-7-11 s.n. Plumas Slopes of Indian Pk., Feather River Region Comment
  CAS-BOT-BC186237  Ribes roezlii var. roezlii Walter Knight; Irja Knight 1967-5-22 1823 Plumas Overnight camp. Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC168784  Ribes viscosissimum Rimo Bacigalupi 1923-6-14 s.n. Plumas At base of Mt. Fillmore on road between Gibsonville and Johnsonville, Sierra-Plumas Co. boundary. 1981 Comment
  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
  SD8337  Ribes viscosissimum Mrs. R. M. Austin 1878-1 Plumas Mt. Dyer Comment
  UC1538511  Rigiopappus leptocladus John L. Strother 1987-6-28 1358 Plumas 6.0 mi n Beckwourth (along road to genese, n of Sierra Valley) 1750 Comment
  JEPS53827  Rorippa W. L. Jepson 1927-6-23 12311 Plumas lower end Warner Creek Valley; lower end Warner Creek Valley 1524 Comment
  CAS-BOT-BC74627  Rorippa curvisiliqua John Thomas Howell 1960-7-19 35617 Plumas Lassen Volcanic National Park. Drakesbad. 1828 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
  CHSC113584  Rorippa curvisiliqua var. orientalis Lowell Ahart 2014-8-24 19751 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC21330  Rorippa curvisiliqua var. orientalis F. T. Griggs; A. Pass 1975-8-2 290 Plumas Buck's Lake. 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
  CAS-BOT-BC75024  Rorippa palustris var. hispida John Thomas Howell 1961-9-23 36849 Plumas Sierra Nevada. Indian Valley. 1082 Comment
  CDA18566  Rosa gymnocarpa G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3344 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  RSA499264  Rosa gymnocarpa Dorothy Davis 1923-08 s.n. Plumas Mohawk 1524 Comment
  SEINET10937262  Rosa pinetorum Mary Susan Taylor 1982-5-27 Taylor 4543 Plumas T26N R9E e/se sec 23. Greenville SW quad. Mostly w side of Dixie Canyon Rd (204), 1.2 to 2 mi n of its jct with Hwy :89 at Mocassin. 4000-4400 ft. S of Greenville. 1219 Comment
  SBBG121284  Rosa woodsii subsp. ultramontana L. Ahart, J. Guardino 2007-7-20 14323 Plumas E of Lightning Tree Cmpgrd, E of paved rd, E side of Lake Davis 1789 Comment
  CAS-BOT-BC133120  Rosaceae W. Harnach; N. Harnach 1990-5-12 302 Plumas Sierra Valley. Feather River Ranch 1584 Comment
  JEPS115331  Rotala ramosior Lowell Ahart, John Dittes 2009-9-7 16383 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC148001  Rubus leucodermis Lewis S. Rose 1966-7-26 66051 Plumas Butterfly Creek & Spanish Creek, 1 mi. S. of Keddie 883 Comment
  CAS-BOT-BC148002  Rubus leucodermis Thomas H. Kearney 1944-8-14 63 Plumas Near Prattville, Lake Almanor Comment
  JEPS115090  Rubus leucodermis Lowell Ahart, John Dittes 2009-7-14 16071 Plumas On the south side of Forest Service Road 26N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1677 Comment
  RSA609439  Rubus parviflorus Louis C. Wheeler 1958-7-30 7349 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  CAS-BOT-BC156920  Rubus ursinus Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1560 Plumas Fern Glen 1112 Comment
  UC1140949  Rudbeckia occidentalis G. T. Nordstrom 1934-7-9 192 Plumas 1.5 mi nw of Mt. Ararat; Bidwell Bar 1676 Comment
  CAS-BOT-BC421407  Rumex John Thomas Howell 1977-8-11 52712 Plumas Bottom of Frenchmans Reservoir on east side near Big Cove 1706 Comment
  CHSC21094  Rumex acetosella F. T. Griggs; A. Pass 1975-7-3 73 Plumas Bucks Lake Forest Service Survey. N of Grizzly Forebay. Comment
  RSA232884  Rumex acetosella L. S. Rose 1968-6-10 68093 Plumas Quincy. 1037 Comment
  OBI34305  Rumex crispus Bernie Smith 1966-7-26 180 Plumas Pinchard Crk Comment
  CHSC113931  Rumex fueginus Lowell Ahart 2014-8-20 19713 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  CHSC63719  Rumex fueginus Vernon H. Oswald 1994-9-6 6472 Plumas Last Chance Marsh near the head of the meadow on the N side of Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  CHSC81141  Rumex fueginus Lowell Ahart 2001-8-28 9216 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
  CHSC81811  Rumex fueginus Lowell Ahart 2001-10-16 9374 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CHSC82125  Rumex fueginus L. P. Janeway 2001-7-25 7386 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
  CHSC66637  Rumex occidentalis Vernon H. Oswald; Lowell Ahart 1996-7-15 8040 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. 1371 Comment
  CHSC40408  Rumex salicifolius var. triangulivalvis Lowell Ahart 1985-7-11 5121 Plumas On gravel bars, below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. 1584 Comment
  CAS-BOT-BC445676  Sagittaria cuneata Walter Knight; Irja Knight 1966-6-19 1363 Plumas Butterfly Botanical Area and Vicinity. North end pond Reservoir near dam. Butterfly Valley 1097 Comment
  CAS-BOT-BC445744  Sagittaria latifolia Robert J. Weatherby 1950-7-21 1483 Plumas Butterfly Lake, Quincy district. 1219 Comment
  CAS-BOT-BC445746  Sagittaria latifolia David D. Keck 1932-7-3 1687 Plumas In backwaters of Spanish Creek. Quincy, in the Northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC103552  Salix eastwoodiae L. E. Smith 1927-8-10 2160 Plumas West of Gold Lake, Road to [Bryday's] Bradys, Tahoe 2133 Comment
  CAS-BOT-BC103628  Salix eastwoodiae Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas west side of Deer Lake, Gold Lake region Comment
  UC1134847  Salix eastwoodiae G. T. Nordstrom 1934-7-20 240 Plumas at Silver Lake Dam Silver Lake Dam; Bidwell Bar Quadrangle Comment
  UC440203  Salix eastwoodiae Mrs. C. M. Wilder 1912-7-10 9333 Plumas Bear Lakes 1981 Comment
  CAS-BOT-BC103881  Salix exigua John Thomas Howell 1967-6-22 42653 Plumas Near mouth of Chambers Creek. Canyon of the Feather River North Fork 609 Comment
  CAS-BOT-BC103882  Salix exigua Greg Sommers 1976-6-12 119 G Plumas Along Dyson (Marble) Lane. [Sirra] Sierra Valley. 1487 Comment
  JEPS113445  Salix exigua Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14024 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  SEINET10386357  Salix exigua W. Harnach, N. Harnach 1991-6-21 557 Plumas Sierra Valley, 0.5 miles S of Beckwourth, next to railroad bridge E of County Road A-23. 1487 Comment
  UC846472  Salix geyeriana Alice Eastwood 1918-5-25 7003 Plumas Portola Comment
  CAS-BOT-BC125308  Salix lasiandra var. lasiandra Elmer I. Applegate 1929-6-21 5784 Plumas Between Kelly's Camp and Drakesbad Comment
  CAS-BOT-BC125317  Salix lasiandra var. lasiandra John Warren Duffield 1937-5-30 s.n. Plumas North of Meadow Valley Creek near road into University of California Forestry Camp Comment
  CHSC112117  Salix lasiandra var. lasiandra L. P. Janeway 2014-7-15 11555 Plumas Northern High Sierra Nevada. Plumas National Forest. Happy Valley, about 6.4 air-km northeast of Crombeerg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CAS-BOT-BC128435  Salix lasiolepis var. lasiolepis Irja Knight; Walter Knight; John Thomas Howell 1966-7-28 1432 Plumas In bed of Spanish Creek near confluence of Butterfly Creek 1021 Comment
  CAS-BOT-BC128433  Salix lasiolepis var. lasiolepis John Thomas Howell 1951-8-19 28171 Plumas 3 miles east of Rich Bar 853 Comment
  CAS-BOT-BC124787  Salix lemmonii John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2398 Plumas Butterfly Botanical Area Comment
  CDA14756  Salix lemmonii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3317 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite; between the road and Lights Creek 1341 Comment
  RSA11885  Salix lemmonii Elmer I. Applegate 1929-6-21 5784 Plumas Between Kelly's Camp and Drakesbad. Comment
  UC482029  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 393 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  UC482033  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 394 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  CHSC37019  Salix lucida subsp. lasiandra M. S. Taylor 1982-5-16 4454 Plumas Ca. 1/8 mi e of Hwy 89, ca. 1/4 mi n of Graeagle, in Mohawk Valley. 1310 Comment
  RSA699789  Salix lucida subsp. lasiandra L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11173 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CAS-BOT-BC129387  Salix melanopsis M. S. Taylor 1982-5-13 4438 Plumas Along Spanish Creek, Gansner Park, Quincy 1036 Comment
  CHSC76144  Salix melanopsis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3316 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite; between the road and Lights Creek. 1341 Comment
  POM218939  Salix melanopsis Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 396 Plumas N Fork of Feather River, at Chester. 1350 Comment
  UC482043  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 396 Plumas N. Fork Feather R. at Chester; N. Fork Feather R. 1350 Comment
  CHSC115799  Salix orestera Lowell Ahart; John Deurloo 2015-8-25 20532 Plumas On the bottom of the Bean Hill Mine, hydraulic mine in serpentine, 2.8 miles (air) east-northeast of Silver Lake, 3.3 miles (air)south Twain, 7.8 miles (air) west-northwest of Quincy. 1367 Comment
  JEPS115170  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
  RSA59469  Sanguisorba annua E. K. Balls 1950-9-16 15882 Plumas Near fish hatchery. Just N of Plumas-Sierra Co line, Hwy 89. 1433 Comment
  POM295332  Sanguisorba annua Lyman D. Benson 1949-6-21 13744 Plumas 1 mile of Lake Almanor Inn. Cascade Mtn Range. Feather River drainage area. 1341 Comment
  CHSC108709  Sanicula graveolens B. Castro; L. P. Janeway 2001-7-22 1349 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. Alongside road (the western extension of USFS Rd 23N69). 1798 Comment
  JEPS87745  Sanicula graveolens Lowell Ahart 1994-6-15 7340 Plumas about 1 air mi w Little Grass Valley Reservoir (near intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 200 yards e of a logging road); w of Little Grass Valley Reservoir 1767 Comment
  UC1532342  Sanicula graveolens Vernon Oswald 1986-6-6 2084 Plumas La Porte--Quincy Rd at S Fork of the Feather River 1965 Comment
  SEINET11155991  Sanicula graveolens A. A. Heller, P. B. Kennedy 1907-7-8 8765 Plumas Near Greenville. Comment
  SEINET3815684 Image available Sanicula tuberosa J. M. Tucker 1948-7-24 1721 Plumas Near road from Cascade to Camel Peak 1615 Comment
  UCD23353  Sanicula tuberosa E. W. Jameson 1949-4-26 s.n. Plumas Experiment Station in Quincy. 1097 Comment
  JEPS25811  Sanicula tuberosa John W. Duffield 1937-5-23 Plumas near Bear Creek Ranger Station (southwestern Plumas County) Comment
  JEPS28623  Sanicula tuberosa George W. Gillett 1957-7-18 810 Plumas Lassen Volcanic National Park, ne side of Boiling Springs Lake Boiling Springs Lake Boiling Springs Lake Boiling Springs La; Lassen Volcanic National Park, Boiling Springs Lake 1813 Comment
  JEPS956  Sanicula tuberosa W. L. Jepson 1927-6-23 12305 Plumas Warner Creek 1584 Comment
  CHSC41778  Saponaria officinalis C. A. Janeway 1986-8-19 Plumas Found ca. 10.0 mi east of Highway 89 on Arlington Road. South side of road, ca. 100 feet above Indian Creek. 1121 Comment
  CHSC95004  Saponaria officinalis Lowell Ahart 2006-10-23 13479 Plumas On large gravel, on the southeast side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CHSC21116  Sarcodes sanguinea F. T. Griggs; A. Pass 1975-7-1 20 Plumas East of Grizzly Creek. Comment
  CDA38883  Sarcodes sanguinea R. Wilkey 1959-5-16 2380 Plumas Buck s Lake. 0 Comment
  UCD13235  Sarcodes sanguinea Dean Dubbe 1974-4-27 7- 2 Plumas California: Plumas Co. Plumas National Forest. Butterfly Valley. Along hwy 89, 2 mi W of Keddie. Elev. 3700 ft. 1127 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
  CDA6721  Scabiosa atropurpurea D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .259 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  JEPS104153  Sceptridium multifidum Lowell Ahart 2003-10-15 10637 Plumas Old gold mined flat area, ca 1/4 mi south of Forest Rd 22N94E, ca 1/2 mi south of Forest Rd 22N94, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 4 1/2 mi (air) nw of Tamarack Flat, ca 9 mi (air) nw of La Porte. 1509 Comment
  CAS-BOT-BC283630  Schedonorus pratensis John Thomas Howell 1960-7-18 35566 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC111276  Schoenoplectus acutus var. occidentalis V. Oswald; Lowell Ahart 1988-8-4 3667 Plumas Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic National Park. 1676 Comment
  CHSC58531  Schoenoplectus subterminalis Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5036 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). At the W end of the boggy lake. 1926 Comment
  JEPS117158  Schoenoplectus subterminalis Lowell Ahart 2010-10-21 17312 Plumas East side of Fowler Lake, about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte 1662 Comment
  CAS-BOT-BC35587  Scirpus congdonii Walter Knight; Irja Knight 1966-6-19 1386 Plumas Butterfly Valley 1127 Comment
  RSA699791  Scirpus congdonii L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11168 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
  UC1100850  Scirpus congdonii Malcolm A. Nobs, S. Galen Smith 1949-8-18 1394 Plumas Last Chance Marshes at n end Lake Almanor (just s of Chester); s of Chester, Last Chance Marshes at n end Lake Almanor Comment
  CAS-BOT-BC30737  Scirpus diffusus Walter Knight; Irja Knight 1966-9-12 1704 Plumas Pond Reservoir. 1097 Comment
  CAS-BOT-BC111013  Scirpus microcarpus L. P. Janeway 1990-8-29 3847 Plumas Ca. 0.1 mi W of Paradise Cr ca 3/4 mi S of Little Grizzly Cr. Mt. Ingalls quad. 1905 Comment
  JEPS63958  Scirpus microcarpus W. L. Jepson 1939-7-30 19285 Plumas between Fales Hill and Chaparral Hill (Spanish Creek Headwaters); Spanish Creek headwaters, between Fales and Chaparral Hills 1584 Comment
  UC174631  Scutellaria A. A. Heller and P. B. Kennedy 1907-7-11 8798 Plumas Prattville Comment
  CAS-BOT-BC214194  Scutellaria John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54202 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough, Sierra Nevada 1280 Comment
  CHSC21824  Scutellaria californica F. T. Griggs; A. Pass 1975-8-2 297 Plumas Bucks Lake Forest Service Survey. Comment
  POM80017  Scutellaria californica Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  SJSU14706  Scutellaria nana N. A. Hopkins 1991-6-28 1690 Plumas N of Milford Cr, N of Milford fork on rd fronm Red Clover Valley to Janesville 1524 Comment
  UC1523372  Scutellaria siphocampyloides J. G. Lemmon September 1874 Plumas Comment
  POM93422  Sedella pumila Mary E. P. Ames 1871-05 s.n. Plumas Near Roseville; Taylorsville, Indian Valley. Comment
  UCR115322  Sedum spathulifolium G. D. Barbe, T. C. Fuller 1982-7-15 3746 Plumas Sierra Nevada, Shale road cut, 5.2 mi NE of junction with road to Red Hill, Plumas National Forest. BM: M 1524 Comment
  JEPS26935  Sedum spathulifolium P. C. Hutchison 1961-6-9 2108 Plumas Feather River Canyon Feather River Canyon (at the Butte County line on highway US Alt. 40) Comment
  CAS-BOT-BC363366  Senecio aronicoides Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  JEPS37595  Senecio aronicoides Mrs. Emanuel Esther C. Fritz 1933-7-15 Plumas along summit of Spanish Peak Spanish Peak 2133 Comment
  UC384669  Senecio aronicoides E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CDA11291  Senecio eurycephalus var. eurycephalus G. F. Hrusa 1994-5-31 11886 Plumas Sierra Nevada; Junction of Hwy. 70 and Pulga Rd. Comment
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Apr 10 2018
  CHSC89475  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-2 206 Plumas Located in the Quincy District of the Plumas National Forest, on the N facing slope of Red Hill in the N fork Feather River Canyon. Collected off jeep rd N of 26N22. 1463 Comment
  SJSU15156  Senecio hydrophiloides N. A. Hopkins 1993-6-16 1730 Plumas by Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  CAS-BOT-BC363727  Senecio hydrophilus W. Harnach; N. Harnach 1991-6-30 599 Plumas Sierra Valley. Approx. 1 mile south of the Steel Bridge on Marble lane 1486 Comment
  RSA0012737  Senecio hydrophilus E. K. Balls 1950-9-6 15685 Plumas Road from Quincy to East Quincy. 1098 Comment
  CAS-BOT-BC363927  Senecio integerrimus var. exaltatus Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CDA18686  Senecio integerrimus var. major G. D. Barbe, T. C. Fuller 1982-6-15 3691 Plumas Sierra Nevada; 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. 26N22F); 3.3 miles east of Red Hill Summit, Plumas NF. 1493 Comment
  JEPS113709  Senecio serra var. serra Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14460 Plumas About 30 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  JEPS94641  Senecio streptanthifolius Vernon H. Oswald and Lowell Ahart 1998-8-11 9491 Plumas on Quincy-La Porte Rd. (County Rd. 511) nw Pilot Peak (slope on s side of Valley); Onion Valley 1920 Comment
  UC586940  Senecio triangularis Joseph Andorfer Ewan 1934-6-25 8211 Plumas Gold Lake Road above Dentens ((Blairsden)); Sierra Nevada 1524 Comment
  CHSC55182  Sericocarpus oregonensis L. P. Janeway 1989-9-29 3647 Plumas Low in canyon of North Fork Feather River at Rock Creek. 548 Comment
  CHSC77041  Sericocarpus oregonensis L. P. Janeway 1996-8-13 5066 Plumas Top of ridge between Kingsbury Ravine and West Branch Salt Creek; above Twain and East Branch North Fork Feather River. 1432 Comment
  CAS-BOT-BC364766  Sericocarpus oregonensis subsp. californicus Walter Knight; Irja Knight 1966-9-12 1735 Plumas Butterfly Botanical Area and Vicinity. Rubble Gap 1127 Comment
  CAS-BOT-BC364764  Sericocarpus oregonensis subsp. californicus John Thomas Howell 1959-9-21 34802 Plumas 4.5 miles from Virgilia on road to Quincy Comment
  JEPS97954  Sidalcea gigantea B. G. Baldwin 1999-8-16 1089 Plumas along Oroville-Quincy Highway, 7.6 mi E of junction with US Forest Service Road 28 (Four Trees Road), 0.5 mi W of US Forest Service Road 23N73Y Comment
  SEINET7085246  Sidalcea glaucescens Steven R. Hill 2010-7-17 38559 Plumas About 0.8 kilometers south of the southeast corner of Little Grass Valley Reservoir; alongside road (to east side of reservoir) 90 meters southeast of the main road from La Porte to reservoir. Plumas National Forest, South Fork Feather River headwaters near campground. Coordinate Datum: WGS84/NAD83. 1563 Comment
  UC108921  Sidalcea glaucescens T. S. Brandegee 1892-7-3 Plumas Prattville Comment
  CHSC53587  Sidalcea oregana subsp. spicata L. P. Janeway 1989-7-20 3503 Plumas Plumas National Forest. Forest along southerly side of Red Clover Valley at jct of rd 26N70 (to Laufman) and Beckwourth-Genesee Rd (rd 111) 9.5 mi from Beckwourth. 1676 Comment
  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
  UC1124999  Sidalcea oregana subsp. spicata C. G. Albertus 1935-8-3 245 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quad. Comment
  JEPS95381  Silene bernardina Lowell Ahart 1994-7-22 7488 Plumas S of the Pacific Crest Trail, W of the large twin rocks on the NE side of Mount Etna 1981 Comment
  SD61135  Silene bridgesii Darley F. Howe 1964-7-29 3893 Plumas Gold Lake Lodge, Plumas National Forest. 1980 Comment
  SDSU3012  Silene bridgesii D. F. Howe 1964-7-29 3893 Plumas Gold Lake Lodge, Plumas National Forest. 1981 Comment
  UC185511  Silene campanulata subsp. glandulosa Mrs. R. M. Austin July 1893 15 Plumas on old military road Summit Cascades (Summit Cascades) Comment
  CAS-BOT-BC386993  Silene douglasii M. S. Taylor 1982-8-21 4894 Plumas Around south end of Bachs creek Ridge on dry rocky ralus, ca. 5 mi se of Quincy 1752 Comment
  UC640584  Silene douglasii H. L. Mason 1924-6-20 1088 Plumas above Graeagle Lodge; above Graeagle Lodge Comment
  CHSC109552  Silene douglasii var. douglasii L. P. Janeway 2012-7-17 10949 Plumas Northern High Sierra Nevada. Plumas National Forest; 200 m south of Cedar Flat. 1728 Comment
  CHSC41883  Silene invisa Lowell Ahart 1986-9-10 5396 Plumas About 1/2 mile north-west of Pilot Peak, about 1/2 mile south-east of Onion Valley, about 14 miles north-east of La Porte. 2072 Comment
  CHSC67210  Silene invisa James D. Jokerst 1989-7-3 3111 Plumas Florintine Canyon W of Johnstown. Comment
  UC1527285  Silene invisa Lowell Ahart 1986-7-8 5351 Plumas about 1 mi nw Pilot Peak (about 14 mi ne); nw of Pilot Peak, ne of La Porte 1981 Comment
  UCD98999  Silene laciniata subsp. californica K. L. Olsen 1949-7-31 21 Plumas Feather River Canyon, 2 miles north of Howells, on road to Caribou. Comment
  CAS-BOT-BC389391  Silene lemmonii Lewis S. Rose 1963-6-3 63112 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1188 Comment
  CAS-BOT-BC389400  Silene lemmonii Herbert Thomas 1936-5-26 58 Plumas On Spring Hill Trail near Schneider Creek Falls 1371 Comment
  CAS-BOT-BC389441  Silene lemmonii Gillett; Hans Leschke 1957-7-13 s.n. Plumas Lassen Volcanic National Park. Betw. Devils Kitchen & Bench Lake Comment
  UC1075739  Silene lemmonii Robert J. Weatherby 1955-7-21 1655 Plumas 4th Water Bear Creek , 4th Water Bear Creek (Middle Fork Feather River) 1554 Comment
  RSA7884  Silene nuda H. A. Barker 1927-7-16 s.n. Plumas Along Feather River near Mohawk. 1372 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
  CHSC73941  Silene occidentalis subsp. occidentalis B. Castro; L. Gehrung 1998-9-24 842 Plumas Ca 3 air mi W of Pilot Peak, on S-facing slope of W-trending ridge, on E side of USFS Rd 22N60 ca 0.1 mi S of the Pacific Crest Trail crossing. 1798 Comment
  CAS-BOT-BC75111  Sisymbrium altissimum Alice Eastwood 1927-6-18 s.n. Plumas Near Greenville. United States Forest Preserve. Comment
  CAS-BOT-BC75118  Sisymbrium altissimum John Thomas Howell 1961-6-21 36677 Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC75116  Sisymbrium altissimum John Thomas Howell 1959-9-21 34809 Plumas Sierra Nevada. Indian Creek Canyon. 914 Comment
  SEINET10448360  Sisymbrium altissimum Mary Susan Taylor 1980-10-8 Taylor 3362 Plumas T25N R12E nw sec 6. Open sandy, dry areas, S side of Beckwourth Rd, ca. 0.4 mi SE of its jct with Beckwourth-Genesee Rd, ca. 10 mi E of Taylorsville. Comment
  CHSC46531  Sisyrinchium elmeri Lowell Ahart 1975-8-29 962 Plumas Near the edge of the dirt road, near Ohio Ravine, about 1 mile north-east of theHardquatz Mine, about 10 miles south of Bucks Lake. Comment
  UC335156  Sisyrinchium idahoense unknown 1889-5-28 Plumas Culver's Ranch; Mohawk Valley Comment
  RSA252469  Sium suave R. F. Thorne, C. W. Tilforth 1969-9-6 39240 Plumas Wet margin of Feather River, 1 mi SW of Beckwourth 1357 Comment
  CHSC80700  Solanum parishii Lowell Ahart 2001-6-4 8752 Plumas On the west side of the dirt road, west of the South Fork of the Feather River, about 1/4 mile north of Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. 1584 Comment
  CAS-BOT-BC157242  Solanum umbelliferum W. D. Dakan 1974-4-25 s.n. Plumas At mouth of Chambers Creek, just above Tobin, North Fork of the Feather River 640 Comment
  SD46771  Solidago canadensis subsp. elongata Robert J. Weatherby 1950-7-21 1472 Plumas East Quincy. 1035 Comment
  SEINET10872002  Solidago canadensis subsp. elongata Mary Susan Taylor 1981-7-17 Taylor 4030 A Plumas T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev. 1950 Comment
  CAS-BOT-BC365509  Solidago elongata Anna Head 1921-8-13 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC365515  Solidago elongata John Thomas Howell; Gordon H. True 1974-7-29 50630 Plumas Quincy 1036 Comment
  CHSC20801  Solidago guiradonis K. R. Stern 1975-7-24 5838 Plumas E shore of Lake Almanor. 1371 Comment
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Sep 15 2009
  CAS-BOT-BC365117  Solidago velutina subsp. californica John Thomas Howell 1959-9-21 34736 Plumas Belden 701 Comment
  CAS-BOT-BC157312  Sorbus californica Mary Strong Clemens 1920-1-1 s.n. Plumas Crystal Lake Comment
  SD8504  Sorbus sambucifolia Mrs. R. M. Austin 1879-1 Plumas Mt. Dyer, Big Meadows Comment
  CHSC61695  Sparganium angustifolium Vernon H. Oswald; Lowell Ahart 1993-8-25 5854 Plumas Ridge Lake located ca. 1 mi ESE of Spencer Mdw., ca. 0.6 mi S of Lassen Park. SE arm of the lake. 1978 Comment
  CHSC40651  Spergula arvensis subsp. arvensis Lowell Ahart 1985-9-26 5178 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
  CHSC21084  Spergularia rubra F. T. Griggs; A. Pass 1975-7-2 54 Plumas Buck's Lake. Comment
  JEPS110532  Spergularia rubra Lowell Ahart 2006-10-23 13480 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 40 yards south of where the road ends, about 10 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  JEPS122323  Spergularia rubra Lowell Ahart 2014-9-9 19838 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  RSA0098103  Spergularia rubra R. Weatherby 1955-8-12 1681 Plumas McFarland Ravine near Bear Creek and Morrow Creek. Comment
  CHSC57116  Sphenosciadium capitellatum L. P. Janeway 1991-8-4 4129 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road 1.1 mi west of road to Bagley Pass; 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  HSC93487  Sphenosciadium capitellatum G. Fred Hrusa, T. D. Wilfred 1996-8-1 13422 Plumas Pine Creek at Brady's Camp, 1/2 mi. NE Argentine Rock 2125 Comment
  CHSC36352  Spiraea douglasii M. S. Taylor 1982-6-14 4672 Plumas E side of Hwy 89 by Indian Creek, ca. 1 mi n of Indian Falls. 1036 Comment
  RSA519220  Spiraea douglasii M. Lee Overholtzer 1961-8-24 187 Plumas Queen Lily Camp Ground on N Fork of Feather River. Sierra Nevada Mtn range. Feather River drainage. 737 Comment
  SEINET10483627  Spiraea douglasii Mary Susan Taylor 1982-6-14 Taylor 4672 Plumas T26N R9E se sec 34. Greenville SW quad. E side of Hwy 89, ca. 1 mi n of Indian Falls. 3400 ft. 1036 Comment
  CHSC66653  Spiranthes romanzoffiana Vernon H. Oswald; Lowell Ahart 1996-7-15 8054 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Lake Chance Campground on Forest Rd. 28N11. 1371 Comment
  UC1075680  Spiranthes stellata Robert J. Weatherby 1950-7-21 1480 Plumas near Quincy; Butterfly Valley 1219 Comment
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Sep 30 2013
  CHSC42986  Stachys ajugoides var. rigida L. P. Janeway 1984-7-13 909 Plumas Mdw near Grizzly Cr Campground, SW of Bucks Lake. 1584 Comment
  CHSC75922  Stachys ajugoides var. rigida G. F. Hrusa 1996-8-2 13442 Plumas Sierra Nevada. Steep rocky slopes at SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Near pool of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1900 Comment
  JEPS88398  Stachys ajugoides var. rigida Vernon H. Oswald and Lowell Ahart 1996-7-15 8024 Plumas e side of arm extending n from the Hwy 36 causeway Lake Almanor (s of the point where rd. to Last Chance Campground (28N11) begins to parallel the lake, along Jeep trail ...); High Cascade Range, Lake Almanor 1371 Comment
  UC723801  Stachys ajugoides var. rigida Joseph Andorfer Ewan 1934-7-8 8595 Plumas Dentens Sierra Nevada, Middle Fork Feather River 1615 Comment
  UCD147789  Stachys rigida Allyson Ayalon; Lucie Jerabkova 2012-8-1 142 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  SDSU7945  Stachys rigida var. rigida R. M. Beauchamp 1965-7-17 Plumas Comment
  HSC93660  Stellaria borealis subsp. sitchana G. Fred Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13265 Plumas Adjacent to Bull Run Creek off USFS Rd. 23N12E 1950 Comment
  CAS-BOT-BC175329  Stellaria borealis subsp. sitchana John Thomas Howell 1960-7-21 35846 Plumas NW. of Willow Lake, Lassen Volcanic National Park 1676 Comment
  RSA291301  Stellaria longipes J. T. Howell 1960-7-18 35516 Plumas Drakesbad. 1677 Comment
  POM101724  Stellaria longipes Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  JEPS113526  Stellaria longipes var. longipes Lowell Ahart, John Dittes 2007-6-17 14188 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CHSC81361  Stellaria media L. P. Janeway 1996-5-7 4960 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CHSC64430  Stellaria obtusa B. Castro 1994-9-8 552 Plumas Ca 1.1 air mi SE of Bucks Lake, ca 0.1 mi S of the Oro-Quincy Hwy on slope among Haskins Valley USFS Summer Home Tract cabins, where seeps and springs surface. 1627 Comment
  JEPS103562  Stellaria umbellata Lowell Ahart 2002-6-26 9757 Plumas In a meadow, 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
  CDA19249  Stenotus acaulis G. D. Barbe, T. C. Fuller 1982-6-17 3812 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 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
  CAS-BOT-BC375620  Stephanomeria lactucina M. S. Taylor 1981-7-21 4096 Plumas Ca. 1/8 mi e of 25N18, ca. 1 mi se of Taylor Rock, ca. 7 air mi n of Spring Garden 2011 Comment
  POM193913  Stephanomeria lactucina J. T. Howell 1924-8-11 632 Plumas 2 miles E of Chester on road to Westwood. 1311 Comment
  RSA101425  Stephanomeria lactucina R. Weatherby 1955-8-12 1680 Plumas McFarland Ravine, Bear Creek area, near Meadow Valley. 1402 Comment
  CAS-BOT-BC87789  Streptanthus tortuosus Anna Head 1920-8-3 s.n. Plumas Feather River Region. Camp Rodgers also 4 Hill Mine trail. 2133 Comment
  CAS-BOT-BC87792  Streptanthus tortuosus Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region. Comment
  JEPS20830  Streptanthus tortuosus S. Galen Smith 1958-7-25 Plumas on serpentine slope along Feather River Hwy (Alt. US 40) 2.2 mi e bridge over the North Fork of the Feather River (and junction of road to Caribou, near Rich Bar) 777 Comment
  RSA603117  Streptanthus tortuosus Joseph A. Ewan 1934-7-17 8542 Plumas Above Long Lake, Mt Elwell region. 2073 Comment
  UC176151  Streptanthus tortuosus var. orbiculatus A. A. Heller 1913-6-13 10854 Plumas near Quincy 1066 Comment
  CHSC110279  Streptanthus tortuosus var. pallidus L. P. Janeway 2012-6-2 10845 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CHSC58204  Streptopus amplexifolius var. americanus Vernon H. Oswald; Lowell Ahart 1992-6-22 5024 Plumas Small corner of Lassen Volcanic National Park property on the S side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  CAS-BOT-BC48098  Styrax redivivus P. Monnet 1913-5-2 655 Plumas Sierra Nevada - Feather River Canyon Comment
  UC625510  Swertia albicaulis var. nitida Frank W. Gould 1938-6-26 453 Plumas 5 mi n Blairsden 1371 Comment
  CAS-BOT-BC271698  Symphoricarpos albus var. laevigatus John Thomas Howell 1961-6-21 36626 A Plumas Greenville 1097 Comment
  JEPS12880  Symphoricarpos albus var. laevigatus E. Fritz and T. H. Harris Jul 1926 Plumas Meadow Valley Comment
  UC169747  Symphoricarpos albus var. laevigatus H. M. Hall Jul 1912 9388 Plumas Nelson Point; Sierra Nevada Mountains 1249 Comment
  CAS-BOT-BC237005  Symphoricarpos mollis John Thomas Howell 1960-7-18 35552 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment