Search Results — 2000 specimen records retrieved (1447 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
  CAS-BOT-BC77978  Abies concolor Saichi Kawahara 1968-5-5 411 Plumas Highway 89, 3 miles south-east of Highway 36 1402 Comment
  HSC1339  Abies concolor W. R. Rogers 1966-6-20 239 Plumas Spring Creek Comment
  SEINET4066102  Abies concolor B. C. Templeton 1967-1 sn Plumas About 16 miles east of Quincy. Comment
  SEINET10530580  Abies magnifica Mary Susan Taylor 1981-9-10 Taylor 4273 Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 Comment
  UCR3601  Acer glabrum subsp. torreyi Wm. Horn Jr. 1963-6-29 630629- 01 Plumas Northern Sierra Nevada Mtns., 1.25-1.5 miles north of Spanish Peak 1835 Comment
  UC1567361  Acer glabrum var. diffusum G. Schoolcraft 1989-7-3 1948 Plumas near Red Rock Lookout (Diamond Mtns.); , near Red Rock Lookout 2255 Comment
  CAS-BOT-BC330979  Acer glabrum var. glabrum Gladys L. Smith 1976-6-7 4611 Plumas Sierra Nevada. S end of summit ridge, secondary road from Quincy to La Porte. Drainage of Middle Fork Feather River. 1950 Comment
  CAS-BOT-BC330976  Acer glabrum var. glabrum Anna Head 1976-6-12 s.n. Plumas Feather River Region, Lake Independence Comment
  SEINET12765773  Acer glabrum var. torreyi D. W. McNeal 1991-7-23 3841 Plumas Above the N end of Long Lake, Lakes Basin.; 0 Comment
  JEPS100330  Acer negundo var. californicum Dean Wm. Taylor and Barbara Ertter 2001-7-19 17835 Plumas Portola 1478 Comment
  CHSC102103  Achillea millefolium Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16214 Plumas On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  CHSC20802  Achillea millefolium K. R. Stern 1975-7-25 5839 Plumas S shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC210690  Achnatherum lemmonii John Thomas Howell 1960-7-22 35887 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC210695  Achnatherum lemmonii David D. Keck 1944-7-8 5428 Plumas 1 mile N. of Quincy across Spanish Creek 1066 Comment
  CDA13559  Achnatherum lemmonii G. F. Hrusa, T. D. Wilfred 1996-7-22 13387 Plumas Sierra Nevada; PLUMAS NATIONAL FOREST: near summit of ridge in lightly shaded opening within mixed conifer forest on S side above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  CDA13760  Achnatherum lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13494 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Dry, +- open conifer forest with sandy soil on ridgetop. Dom. by Pinus jeffreyi, Abies concolor. Perennial, bunching. Comment
  RSA129474  Achnatherum lemmonii var. lemmonii E. Sawyer 1935-6-1 53 Plumas 1.75 mi NE of Hawks 1585 Comment
  CAS-BOT-BC216886  Achnatherum occidentale A. A. Beetle 1941-6-28 2898 Plumas W side of Lake Almanor 1828 Comment
  RSA201264  Achnatherum occidentale subsp. pubescens J. T. Howell 1960-7-20 35787 Plumas Between boiling Springs Lake and Terminal Geyser. 1860 Comment
  CAS-BOT-BC218040  Achnatherum stillmanii Clarence R. Quick 1966-7-7 66 -38 Plumas Ca. 6.5 miles N of Belden, just E of Cottonwood Creek and road, 1/8 mile S of crossing, ca. 3 miles S of W end of Humbug Valley 1402 Comment
  CHSC112549  Achnatherum thurberianum B. Castro; L. P. Janeway 2007-6-24 1642 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, downstream of small rock dam, ca 150 ft below 'finger' of very open Ponderosa-Jeffrey pine forest. 1676 Comment
  UCD51433  Achnatherum thurberianum August L. Hormay 1932-6-11 s.n. Plumas Long Canyon, Plumas National Forest, near RR plots. Comment
  SEINET3523240 Image available Acmispon aestivalis A. A. Heller 1938-7-2 15242 Plumas Feather River Highway near Gray's Flat 869 Comment
  CHSC21534  Acmispon americanus var. americanus L. Mayer; D. Brink 1975-7-9 Plumas Roadside. Buck's Lake Forest Service Survey. Comment
  CHSC30680  Acmispon americanus var. americanus M. S. Taylor 1974-7-3 298 Plumas Butterfly Botanical Area, ca. 10 mi nw of Quincy, on Hwy 70. 1219 Comment
  CHSC95010  Acmispon americanus var. americanus Lowell Ahart 2006-10-23 13501 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
  CHSC880  Acmispon nevadensis D. Crummett 1937-5-14 Plumas Feather river highway below Belden. 731 Comment
  CHSC45412  Aconitum columbianum Lowell Ahart 1976-7-7 1165 Plumas By Cold Water Creek, at the camp, about 4 miles south of Grizzly Mountain. 1524 Comment
  CAS-BOT-BC391466  Aconitum columbianum subsp. columbianum Mary Strong Clemens 1920-6-28 s.n. Plumas Quincy Comment
  CAS-BOT-BC391476  Aconitum columbianum subsp. columbianum E. K. Balls 1950-9-8 15717 Plumas Lakes Center Public Campground, southern Plumas County 2042 Comment
  CAS-BOT-BC391479  Aconitum columbianum subsp. columbianum Catherine Best 1983-8-29 876 Plumas Lakes Basin Campground 1920 Comment
  RSA60799  Aconitum columbianum var. columbianum I. L. Wiggins 1948-9-15 12055 Plumas Onion Creek and Middle Fork of the Feather River. Comment
  CAS-BOT-BC418808  Aconogonon phytolaccifolium M. S. Taylor 1981-7-17 4033 Plumas Bear Lakes trail in Lakes basin, ca. 0.5 mi s of jct of trail to Gold Lake Lodge, ca. 6 air mi s of Mohawk 1981 Comment
  CHSC108460  Aconogonon phytolaccifolium Lowell Ahart 2011-9-17 17664 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CHSC56869  Actaea rubra L. P. Janeway 1991-8-3 4113 Plumas Plumas National Forest. Northeasterly drainage into Freeman Creek, below 'Five Points' and 2 mi west of Smith Peak. Meadow. 1981 Comment
  UC1125859  Actaea rubra C. G. Albertus 1935-8-3 248 Plumas 1 1/2 mi. s.e. Cromberg; Plumas Nat'l Forest, Downieville Quad. Comment
  SEINET10573315  Actaea rubra subsp. arguta Taylor 1981-6-2 Taylor 3828 Plumas By creek 1189 Comment
  CAS-BOT-BC29840  Adenocaulon bicolor Robert J. Weatherby 1950-7-7 1446 Plumas Gansner Creek, Quincy 1219 Comment
  SFV10665  Adiantum aleuticum M. L. Vincent 1968-6-10 867 Plumas Sierra Nevada Caribou Road. 1 mile from Feather River, Highway 70. 730 Comment
  SBBG119899  Adiantum aleuticum L. Ahart 2003-8-13 10504 a Plumas S side of Hopkins Crk, ca. 30 yds S of where Hopkins Crk fks, ca. 1/8 mi S of Turkey Town, ca. 1 air mi SW of Blue Nose Mtn, ca. 10.5 air mi NE of La Porte 1524 Comment
  UC123368  Adiantum aleuticum R. M. Austin July 1874 312 Plumas Black Creek Comment
  CDA13428  Agastache urticifolia G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13276 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  CHSC98324  Agastache urticifolia B. Castro; L. P. Janeway 2005-7-10 1503 Plumas Northern High Sierra Nevada. NW end of the Diamond Mtns, just S of crest. Towards N end of Stony Ridge, along jRoad 27N12 ca 0. 3 mi W of its jcn with Rd 27N13 (which runs along Stony Creek). On open NW-facing basalt rock slope. 1935 Comment
  SBBG29872  Agastache urticifolia E. Crum 1937-8-7 1947 Plumas 3 mi W of Lake Almanor 1524 Comment
  SEINET10497800  Agastache urticifolia Mary Susan Taylor 1981-7-6 Taylor 3985 Plumas 6300 ft. T25N R15E nw/nw sec 7. Ferris Creek quad. S side of 25N84, at base of Devils Postpile type rock formation, ca. 1 mi E of Beckwourth-Milford Rd (26N70), ca. 18 air mi NE of Beckwourth. 1920 Comment
  UCD128567  Ageratina occidentalis M. S. Taylor 1981-7-21 4097 Plumas Argentine lookout, ca. 0.5 mile southwest of 26N21 Grizzly Peak Road, ca. 5 air miles north of Spring Garden. Comment
  CAS-BOT-BC29598  Agoseris X dasycarpa Alice Eastwood 1927-6-27 14872 Plumas Chilcott [Chilcoot], United States Forest Reserve Comment
  CHSC110610  Agoseris glauca var. monticola B. Castro 2006-6-8 1545 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. 1674 Comment
  CAS-BOT-BC22913  Agoseris heterophylla John Thomas Howell; Gordon H. True 1967-7-11 43305 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CAS-BOT-BC22924  Agoseris heterophylla John Thomas Howell 1951-6-27 27578 Plumas Johnsville 1584 Comment
  RSA129793  Agoseris heterophylla E. Sawyer 1935-7-1 264 Plumas 2.5 miles northwest of Crow. 1677 Comment
  CAS-BOT-BC13435  Agoseris retrorsa Dennis Breedlove 1962-6-12 4367 Plumas Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast Cromberg 1341 Comment
  CAS-BOT-BC13438  Agoseris retrorsa John Thomas Howell 1961-6-21 36652 Plumas Greenville 1097 Comment
  CAS-BOT-BC127100  Agrostis exarata John Thomas Howell 1961-9-23 36867 Plumas Sierra Nevada. Indian Valley. 1082 Comment
  CAS-BOT-BC127105  Agrostis exarata John Thomas Howell 1926-7-30 2152 Plumas Prattville. 1463 Comment
  RSA59897  Agrostis exarata E. K. Balls 1950-9-14 15820 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  RSA718511  Agrostis exarata L. Ahart 2006-10-23 13492 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek., About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast of Strawberry Valley. 1282 Comment
  UCD52263  Agrostis exarata Beecher Crampton 1964-8-25 7160 Plumas Lassen Volcanic National Park, Devil's Kitchen, Hot Springs Creek. 1859 Comment
  UCD52334  Agrostis exarata John Thomas Howell 1976-7-16 51904 Plumas Spanish Creek at mouth of Wapaunsie Creek. 1097 Comment
  CAS-BOT-BC138997  Agrostis pallens Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mile west of Pilot Peak. 2000 Comment
  JEPS68385  Agrostis pallens W. L. Jepson 1924-7-22 10626 Plumas Rich Point Middle Fork Feather River, Dogwood Creek 1127 Comment
  JEPS68395  Agrostis scabra W. L. Jepson 1910-6-8 4085 Plumas near Lassen Peak; Lake Tartarus 2011 Comment
  RSA35773  Agrostis scabra J. T. Howell 1960-7-20 s.n. Plumas Boilings Springs Lake; Lassen Volcanic National Park 1799 Comment
  RSA718160  Agrostis scabra L. 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 Scales Road, About 5 1/2 miles (air) northeast of Strawberry Valley. 1282 Comment
  UCD53364  Agrostis scabra R. Tofsrud 1948-7-1 s.n. Plumas 1 mi. N. of Quincy. Comment
  CHSC67736  Agrostis stolonifera James D. Jokerst 1985-7-23 2537 Plumas NW bank of Indian Creek ca. 2 mi SW of Crescent Mills. 1066 Comment
  RSA715708  Agrostis stolonifera L. Ahart, Josephine Guardino 2005-8-9 12298 Plumas In meadow, about 100 yards southwest of the cabin (destroyed) and corral, north of the Boulder Creek Work Center at Antelope Lake. 1598 Comment
  CAS-BOT-BC138371  Aira caryophyllea var. caryophyllea John Thomas Howell 1961-9-23 36868 Plumas Sierra Nevada. Indian Valley. 1082 Comment
  CAS-BOT-BC138373  Aira caryophyllea var. caryophyllea John Thomas Howell 1967-6-23 42665 Plumas Sierra Nevada. Canyon of Butterfly Creek. 1036 Comment
  CAS-BOT-BC267063  Alisma Fred Sommers; Greg Sommers 1976-8-12 209 F Plumas 1 km SE of metal bridge, Sierra Valley Marsh Comment
  CAS-BOT-BC267055  Alisma John Thomas Howell 1959-9-21 34815 Plumas Indian Creek 914 Comment
  CDA39431  Allium acuminatum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3180 Plumas 2.5 miles (4 km) north-east of Quincy Junction on Mt. Hough-Crystal Lake Road at Howells Road junction. Comment
  CAS-BOT-BC466605  Allium campanulatum H. C. Cantelow 1938-7-5 2284 Plumas Flatiron Ridge. Drakesbad 1828 Comment
  SEINET199811  Allium campanulatum Francia Chisaki 1956-6-1 898 Plumas On Highway Alt. #40, 5.7 miles east of Virgilia, Comment
  SEINET8119129  Allium campanulatum M. Humphreys 1950-5-20 45 Plumas Sierra Valley, 1 mile E of Beckwourth. 1524 Comment
  UCD138491  Allium campanulatum A. A. Heller; P. B. Kennedy 1907-7-11 8815 Plumas Prattville. Comment
  CHSC41183  Allium obtusum var. obtusum J. D. Jokerst 1984-5-14 2014 Plumas SW of Genesee Valley, S of Ward Cr. 1584 Comment
  CAS-BOT-BC205709  Allium parvum James R. Shevock 1985-5-19 11168 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01 at Dixie Valley, 11.6 miles northwest of Frenchman Reservoir 1900 Comment
  CHSC10631  Allium parvum Lowell Ahart 1969-5-11 Plumas Near Beckwourth, Sierra Valley. 1219 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
  JEPS115545  Allium peninsulare var. peninsulare Lowell Ahart 2009-4-22 15596 Plumas On the west side of Guardians Trail, about 100 yards north of Pine Trail, Upper Bidwell Park, west of the intersection of Highway 32 and Ten Milie House Road, about 10 miles northeast of Chico 381 Comment
  CDA33254  Allium platycaule G. D. Barbe 1982-6-9 3657 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  SEINET10471992  Allium platycaule Lowell Ahart, Peter Ahart 1983-7-20 Ahart 4200 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
  CAS-BOT-BC476719  Allium validum Ahart Lowell 1981-7-21 2960 Plumas Buzzards Roost Ridge, north of Pilot Peak 2000 Comment
  CAS-BOT-BC476720  Allium validum John Thomas Howell 1967-6-23 42701 Plumas Butterfly Valley 1066 Comment
  CAS-BOT-BC476725  Allium validum Lloyd W. Swift 1932-7-17 68 Plumas Oats Meadow in Grass Valley 1584 Comment
  NY380653  Allocarya microcalyx A. A. Heller 1907-7-2 8680 Plumas Between Vinton and Peckwith Comment
  CHSC116233  Allophyllum integrifolium Lowell Ahart 2015-7-4 20285 Plumas On the east side of the paved road, about 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles north (air) of Little Grass Valley Reservoir dam. 1731 Comment
  JEPS108895  Allophyllum integrifolium Lowell Ahart 2006-7-9 12921 Plumas Below an open ridge, about 100 yards north of the paved basalt road, about 4 miles (air) northwest of Tamarack Flat, about 6 miles (air) northwest of Little Grass Valley Reservoir 1650 Comment
  CHSC33782  Alnus incana subsp. tenuifolia M. S. Taylor 1981-7-17 4027 Plumas Ca. 1/4 mi s of Bear Lakes trailhead, Lakes Basin, ca. 6 air mi s of Mohawk. 1950 Comment
  CHSC66617  Alnus incana subsp. tenuifolia Vernon H. Oswald; Lowell Ahart 1996-7-15 8043 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. High Cascade Range. 1371 Comment
  UC1135170  Alnus incana subsp. tenuifolia C. G. Albertus 1935-8-8 256 Plumas 3 mi se English Bar; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC170692  Alnus rhombifolia Walter Knight; Irja Knight 1966-6-18 1330 Plumas Butterfly Valley. Regional Parks Botanic Garden 1097 Comment
  JEPS76235  Alopecurus aequalis W. L. Jepson 1939-8-12 19406 Plumas Ferris Creek - branch of Last Chance Creek 1767 Comment
  UC1024782  Alopecurus aequalis Leo Whitney 1934-8-6 2241 Plumas ca. 9 mi. n.w. Portola (Freeman Creek); Plumas Nat'l Forest, n.w. end Big Grizzley Valley, Freeman C 1828 Comment
  CAS-BOT-BC138117  Alopecurus aequalis var. aequalis Lowell Ahart 1985-7-3 5098 Plumas Little Grass Valley Reservoir and where the South Fork of the Feather River flows into the lake. 1584 Comment
  UC1100222  Alopecurus geniculatus Malcolm A. Nobs and S. Galen Smith 1949-8-18 1379 Plumas just s. Chester (Last Chance Marshes at n. end Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  UCR64608  Alopecurus geniculatus David D. Keck 1932-7-3 1667 Plumas Northern Sierra Nevada Mtns., Quincy 1067 Comment
  UC1562326  Ambrosia acanthicarpa Vernon Oswald and Lowell Ahart 1990-7-25 4401 Plumas .9 mi e on Hwy 70, (Vinton Cemetery) Vinton; Vinton Cemetery Comment
  CDA10048  Ambrosia psilostachya L. Ahart 2006-10-8 13389 Plumas On the north side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek. Comment
  CAS-BOT-BC142919  Amelanchier Clare B. Hardham 1975-8-2 20458 Plumas Black Mt. - Sierra Nevada 2133 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
  RSA739619  Amelanchier alnifolia var. pumila L. P. Janeway 2007-5-20 8990 Plumas Norhern High Sierra Nevada, Crest at head of Bean Creek (which drains to the SSE, E Branch N Fork Feather Rivers to the N) at jct of roads 25N17, 25N57, 25N59. 1573 Comment
  CHSC100036  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart 2008-8-14 15203 Plumas Steep north side of a good logging road (Forest Road 22N68), north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  CHSC46126  Amelanchier pallida Lowell Ahart 1975-7-9 863 Plumas About 1 mile west of Pilot Peak, about 15 miles north of La Porte. 1981 Comment
  SEINET10483108  Amelanchier pallida Mary Susan Taylor 1982-6-7 Taylor 4613 Plumas 5700 ft. T23N R14E ne/nw sec 32. Portola quad. Open ridge e of Portola, Ramelli Ranch property, ca. 2 mi e of Portola. 1737 Comment
  CAS-BOT-BC136782  Amelanchier utahensis John Thomas Howell; Gordon H. True 1967-7-11 43339 Plumas Summit ridge of Mt. Hough 2194 Comment
  CAS-BOT-BC213969  Amsinckia John Thomas Howell; H. Keith Wagnon 1980-5-27 53680 Plumas Quincy, Sierra Nevada 1051 Comment
  CAS-BOT-BC64275  Anaphalis margaritacea H. E. Brown 1897-8-15 661 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC64278  Anaphalis margaritacea M. S. Taylor 1982-8-10 4951 Plumas Almanor NE quad. End of spur rd off Seneca Rd (306) at Salmon Creek, ca. 2 air mi s of Canyon Dam 1524 Comment
  CAS-BOT-BC391751  Anemone Fred W. Koch 1916-7-8 s.n. Plumas 1 mile north of Mt. Elwell 2072 Comment
  SD8180  Anemone quinquefolia Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  JEPS14089  Angelica breweri W. L. Jepson 1939-7-31 19321 Plumas lower Spanish Peak, about 2 to 2 1/2 mi (by trail) from summit Spanish Peak 2042 Comment
  RSA59305  Angelica breweri E. K. Balls 1950-9-12 15790 Plumas 1.5 miles along trail from Lakes Center Public Camp to Long Lake Outlet, southern Plumas County. 2012 Comment
  SDSU2303  Angelica breweri D. F. Howe 1959-8-3 2784 Plumas 30 miles north of Quincy on #89 by stream. 1372 Comment
  UCD149051  Antennaria G. Ledyard Stebbins 1982-6-13 C 201 a Plumas Stony Ridge. (Exact location unknown. Coordinates estimated by label maker.) Comment
  SEINET10905045  Antennaria Mary Susan Taylor 1981-6-17 Taylor 3918 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Top of Mt Ingalls, ca. 7 air mi SE of Genesee. 8372 ft elev. 2552 Comment
  CDA13429  Antennaria argentea G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13277 Plumas Sierra Nevada; Lower Bull Run Creek off USFS 23N12E. Comment
  CAS-BOT-BC59303  Antennaria argentea Alice Eastwood 1927-6-17 14637 Plumas United States Forest Reserve. On trail to Long Valley. Comment
  SJSU6948  Antennaria argentea C. W. Sharsmith 1975-6-17 8223 Plumas near Gray Eagle Creek 1371 Comment
  SJSU6949  Antennaria argentea C. W. Sharsmith 1975-6-17 8224 Plumas near Gray Eagle Creek 1371 Comment
  CHSC57063  Antennaria geyeri L. P. Janeway; Garrett Gibson 1991-7-11 4073 A Plumas Plumas National Forest. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  UC134205  Antennaria geyeri Mrs. R. M. Austin 1882-8-1 Plumas Lassen's Peak Comment
  JEPS113519  Antennaria luzuloides Lowell Ahart, John Dittes 2007-6-16 14138 Plumas On dry bare soil, 100 yards east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 120 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CAS-BOT-BC79926  Antennaria microphylla A. A. Heller; P. B. Kennedy 1907-7-5 8749 Plumas Red Clover valley Comment
  CAS-BOT-BC79927  Antennaria microphylla John Thomas Howell 1951-6-28 27718 Plumas Eureka Peak 2255 Comment
  UC1125558  Antennaria rosea E. Sawyer 1935-6-27 213 Plumas Mouth of Dixie Valley Sierraville Quad., Dixie Valley 1554 Comment
  CHSC61759  Antennaria rosea subsp. confinis Vernon H. Oswald; Lowell Ahart 1993-8-25 5871 Plumas Lassen Volcanic National Park. Between the N and S units of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. 2057 Comment
  CHSC72294  Antennaria umbrinella L. P. Janeway; Glenn Clifton 1998-7-9 5732 Plumas Near the head of Pierce Creek; north side of Diamond Mtn Motorway 0.3 mi east of Wheeler Sheep Camp. 1990 Comment
  RSA59270  Anthemis cotula E. K. Balls 1950-8-31 15564 Plumas Behind Forest Service Ranger Station, Quincy, American Valley Comment
  UCD56236  Anthoxanthum odoratum R. Tofsrud 1949-6-1 s.n. Plumas Vicinity of Quincy. Comment
  CHSC35274  Antirrhinum vexillo-calyculatum subsp. intermedium M. S. Taylor 1981-7-26 4113 Plumas N side of Caribou Rd, 3.7 mi ne of its jct with Hwy 70 near Belden. 853 Comment
  SD120891  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-6 367 Plumas 5.4 miles SE on Beckwourth-Greenville Road from Taylorsville Park Campground entrance and junction with Arlington Road. About 2 miles west of Genesee; across the road from Indian Creek at about the place where Little Grizzly meets it. 1134 Comment
  CHSC34866  Apocynum androsaemifolium M. S. Taylor 1981-7-17 4035 Plumas Lakes Basin, Bear Lakes trail, just s of spur trail to Gold Lake Lodge, ca. 6 mi s of Mohawk. 1981 Comment
  UC878871  Apocynum androsaemifolium Mrs. E. C. Sutliffe Aug. 1917 Plumas near Blairsden Blairsden Comment
  JEPS46321  Apocynum androsaemifolium W. L. Jepson 1939-8-7 19347 Plumas near University Camp (Meadow Valley); Meadow Valley 1158 Comment
  RSA443121  Apocynum androsaemifolium subsp. pumilum L. Ahart, P. Ahart 1985-7-1 5096 Plumas About 100 yards east of McCarthy Creek and along the road, about 1 mile north of the road to Cleghorn Bar, about 7 miles northwest of Pilot Park 1829 Comment
  SEINET12334043  Apocynum androsaemifolium subsp. pumilum L. P. Janeway 1989-1 3545 Plumas Blue Nose Mtn. quad T23N R11E SE1/4 of sec.17;Above western branch of Bell Bar Cr;0.6mi S of Middle* 1494 Comment
  CHSC34867  Apocynum cannabinum M. S. Taylor 1981-7-29 4134 Plumas Jct of Flournoy Grade (25N42) and Beckwourth-Genesee Rd, ca. 3 air mi ne of Genesee. 1127 Comment
  SEINET10455396  Apocynum pumilum Lowell Ahart, Peter Ahart 1985-7-1 Ahart 5096 Plumas About 100 yards east of McCarthy Creek and along the road, about 1 mile north of the road to Cleghorn Bar, about 7 miles north- west of Pilot Park. Comment
  SEINET5922912 Image available Apocynum pumilum L. S. Rose 1967-1 67147 Plumas 1 mi S of Keddie, Butterfly Creek & Spanish Creek Comment
  JEPS109843  Arabis constancei Dean W. Taylor 2004-5-26 19075 Plumas County Road 204 ca. 2 miles west from Round Valley (site) 1539 Comment
  RSA699250  Arabis holboellii var. pinetorum L. Ahart, John Dittes, Josephine Guardino 2004-6-6 10995 Plumas On the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1518 Comment
  SEINET10841515  Arabis holboellii var. pinetorum Mary Susan Taylor 1981-5-11 Taylor 3685 A Plumas T25N R12E sw/nw sec 6. Genesee Valley quad. Weeds around private home, ca. 0.5 mi S of Flournoy Bridge and jct of Hwy 89 and Beckwourth turnoff, ca. 4 air me E of Genesee. 3800 ft. 1158 Comment
  SEINET5340340  Arabis holboellii var. pinetorum R. C. Rollins, K. W. Rollins 1981-5-29 81159 Plumas 3.1 miles northwest of U.S. Hwy. 70 near the Beckwourth-Genesee Road. Comment
  POM180939  Arabis holboellii var. retrofracta A. A. Heller, P. B. Kennedy 1907-7-3 8713 Plumas Hills above Red Clover Valley 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
  SEINET10841516  Arabis suffrutescens Mary Susan Taylor 1982-8-5 Taylor 4927 A Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  SEINET3071045 Image available Arabis suffrutescens var. perstylosa L. Constance 1938-6-9 2309 Plumas Above the Middle Fork of the Feather River, 7.3 miles southweast of Quincy. 1220 Comment
  SEINET2471363  Arceuthobium abietinum R. L. Mathiasen 2007-9-22 2007 -60 Plumas Ca. 4.8 km W. of Meadow Valley on high rd. to Bucks Lake 1470 Comment
  CAS-BOT-BC407695  Arceuthobium americanum Anna Head 1921-7-7 s.n. Plumas Lake Center Camp, Feather River Region Comment
  UCD101906  Arceuthobium americanum John Thomas Howell 1959-9-22 34866 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  RSA101407  Arceuthobium californicum R. Weatherby 1955-8-2 1667 Plumas Jeep trail from Spanish Ranch to Bean Hill Diggings, Meadow Valley. 1159 Comment
  CAS-BOT-BC409920  Arceuthobium campylopodum John Thomas Howell 1960-7-19 35669 Plumas Lassen Volcanic National Park, Drakesbad 1828 Comment
  CAS-BOT-BC409919  Arceuthobium campylopodum John Thomas Howell; Gordon H. True 1967-7-11 43373 Plumas 2 miles SE of Mt. Hough 1828 Comment
  UC1078843  Arceuthobium campylopodum Job Kuijt 1957-5-21 1351 Plumas 3 mi n Almadore (on Hwy 89) Comment
  SEINET2140111  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-1 2007 -61 Plumas S. end of Long Lake. 2020 Comment
  RSA0091943  Arctostaphylos Bonnie C. Templeton 1968-1 11294 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC24429  Arctostaphylos manzanita Gladys L. Smith 1976-6-7 4607 Plumas S. end of summit ridge, secondary road from Quincy to La porte. 1950 Comment
  RSA605328  Arctostaphylos mewukka L. C. Wheeler 1952-9-24 6957 Plumas Plumas 5: Vicinity of Crescent Mills. 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
  CAS-BOT-BC38478  Arctostaphylos mewukka subsp. truei John Thomas Howell; Gordon True 1967-5-9 42229 Plumas Feather River Canyon near mouth of Chambers Creek. 609 Comment
  CAS-BOT-BC38491  Arctostaphylos mewukka subsp. truei John Thomas Howell; Gordon H. True 1967-7-11 43287 Plumas 2 miles from Quincy Junction on road to Mt. Hough 1219 Comment
  UC566019  Arctostaphylos nevadensis F. W. Embree 1934-6-6 90 Plumas Three Lakes Bidwell Bar Quadrangle 1889 Comment
  UCD52672  Arctostaphylos nevadensis James I. Mallory 1967-8-15 278 Plumas Plumas National Forest. 1798 Comment
  CAS-BOT-BC40004  Arctostaphylos nevadensis Robert J. Weatherby 1955-6-22 1538 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC42092  Arctostaphylos patula John Thomas Howell 1975-6-16 51132 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC42111  Arctostaphylos patula John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2167 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC42116  Arctostaphylos patula Anna Head 1921-6-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC42119  Arctostaphylos patula Alice Eastwood 1927-6-15 14595 Plumas On trail to Long Valley Comment
  OBI69255  Arctostaphylos patula Kristina L. Schultz, Dan Schultz 2000-11-3 8 Plumas Quincy Range. Off trail at the intersection of Jackson St. and Old Meadow Valley rd Comment
  POM367390  Arctostaphylos patula L. S. Rose 1932-9-4 32607 Plumas Eureka Lake. 1890 Comment
  SD49828  Arctostaphylos patula George T. Nordstrom 1934-7-9 203 Plumas Bidwell Bar Quadrangle, 1.5 mi. S of Mt. Ararat Comment
  UC917236  Arctostaphylos patula J. M. Tucker 1948-7-24 1730 Plumas ca 1/2 mi ne Camel Peak Comment
  CHSC34874  Arctostaphylos patula subsp. patula M. S. Taylor 1981-5-14 3724 Plumas Walker Plains, both sides of Oroville-Quincy Hwy, ca. 1/2 mi S of Four Trees Rd jct, on Butte-Plumas county line, ca. 2 mi N of Merrimac. 1524 Comment
  UCD52203  Arctostaphylos viscida John Thomas Howell; Gordon H. True 1967-5-8 42190 Plumas Near the spring in the Butterfly Botanical Area. Plumas County. 1097 Comment
  CAS-BOT-BC47075  Arctostaphylos viscida subsp. viscida Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1655 Plumas In area adjacent to Sweetwater Meadow. 1127 Comment
  CDA19217  Arctostaphylos viscida subsp. viscida G. D. Barbe, T. C. Fuller 1982-6-16 3793 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CHSC91921  Arenaria aculeata L. P. Janeway 2005-7-30 8501 Plumas Northern High Sierra Nevada. Southernmost end of Diamond Mountains about 4.5 km north of Beckwourth Pass; along Road 23N67 1.9 km from Road 24N88. 1725 Comment
  SEINET10965530  Arenaria congesta Mary Susan Taylor 1981-7-17 Taylor 4040 Plumas T21N R12E se/sw sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, around Cub Lake, ca. 6 air mi S of Mohawk. 6500 ft elev. 1981 Comment
  UC584337  Arenaria congesta var. subcongesta G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2244 Plumas n Engelmine (Sw slopes and ridge crest Red Rock); Red Rock 2133 Comment
  CDA19238  Arenaria congesta var. suffrutescens G. D. Barbe, T. C. Fuller 1982-6-17 3826 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC48249  Arenaria kingii var. glabrescens Vernon Oswald 1986-6-6 2085 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  CAS-BOT-BC82084  Arnica W. Harnach; N. Harnach 1990-6-27 421 Plumas Sierra Valley. Ramelli Ranch (USFS), between river and R/R 1487 Comment
  CAS-BOT-BC82216  Arnica chamissonis A. A. Heller; P. B. Kennedy 1907-7-5 8750 Plumas Red Clover Valley Comment
  CHSC73917  Arnica chamissonis B. Castro; Barry Davis 1997-8-13 778 Plumas Ca 1 mi N of the Crocker Guard Station, just E of Co. Rd 111, in meadow along Crocker Ck (ca 1.5 mi N of Crocker Mdw). 1700 Comment
  CAS-BOT-BC82217  Arnica chamissonis Mrs. Jos Clemens 1920-7-30 2 Plumas Feather River Meadows Forestry Station near Tehama & Plumas Co. lines Comment
  RSA94495  Arnica discoidea Joseph A. Ewan 1934-6-25 8217 Plumas Gold Lake road above Dentens (Blairsden) 1524 Comment
  CHSC80113  Arrhenatherum elatius L. P. Janeway 1996-6-20 5026 Plumas Northern High Sierra Nevada. Along Road 25N17 (road from Virgilia to Meadow Valley) 0.3 mi from Road 25N20, in total 1.9 mi from railroad crossing and East Branch North Fork Feather River. 1066 Comment
  CHSC118804  Artemisia arbuscula subsp. thermopola Noah Siegel; Wendy L. Boes and Chelsea Morgan 2016-6-2 2016 001 C Plumas Along Forest Road 27N57 on saddle between Kettle Rock and Eisenheimer Peak near Taylor Lake, Plumas National Forest. (UTM 693311 E, 4448700 N, NAD 83, Zone 10N; Elevation 7185 ft.) 2190 Comment
  SEINET224357 Image available Artemisia cana John Thomas Howell 1959-9-24 Plumas Plumas County: Beckwourth. 1487 Comment
  RSA122481  Artemisia cana C. W. Hanks 1934-9-29 98 Plumas NE of Sierra Valley 1524 Comment
  CAS-BOT-BC90411  Artemisia douglasiana John Thomas Howell 1961-9-23 36865 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC90416  Artemisia douglasiana John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2217 Plumas Mouth of Butterfly Creek 883 Comment
  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
  RSA716877  Artemisia douglasiana L. Ahart, John Dittes 2005-9-20 12454 Plumas S side of Forest Road 27N34, about 1 mile NE of Eisenheimer Peak, about 3/4 of a mile S of Wilcox Valley 1985 Comment
  CHSC97054  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart; Josephine Guardino 2007-7-20 14334 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CHSC81604  Artemisia tridentata subsp. tridentata Lowell Ahart 2001-10-8 9317 Plumas On the north side of Indian Creek, below or near the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1524 Comment
  RSA790003  Asarum lemmonii Rudolf W. Becking 1996-6-6 36 Plumas Keddie, Hwy. 89, Butterfly Valley Creek. Comment
  JEPS26747  Asclepias cordifolia P. C. Hutchison 1961-6-9 2115 Plumas 2 mi s (below) Rich Bar (canyon of the north fork of the Feather River, along U.S. Hwy Alt 40, at bridge) Comment
  UC485737  Asclepias cordifolia H. E. and S. T. Parks June, 1928 226 Plumas Drakesbad Lassen National Park Comment
  SEINET10580343  Asclepias cordifolia R. M. Austin 1876-1 Austin s.n. 1876 Plumas Plumas Co. Comment
  CHSC40928  Asclepias eriocarpa K. R. Stern 1985-6-25 8279 Plumas Vicinity of Blairsden. Comment
  RSA101406  Asclepias fascicularis R. Weatherby 1955-8-4 1668 Plumas No Ear Bar, Middle Fork Feather River 915 Comment
  JEPS6283  Asclepias speciosa W. L. Jepson 1939-8-4 19340 Plumas Rock Creek; Meadow Valley 1219 Comment
  POM253214  Asclepias speciosa A. A. Heller 1938-7-2 s.n. Plumas 3 miles east of Quincy. 1098 Comment
  CAS-BOT-BC69588  Aspidotis densa Lewis S. Rose 1963-6-5 63135 Plumas E. branch, North Fork Feather River, 0.5 mi. n. of Rich Bar. 822 Comment
  CHSC52717  Aspidotis densa L. P. Janeway 1990-7-17 3800 Plumas Plumas National Forest. Ca 0.1 mi NW of Emigrant Cr and ca 0.6 mi SW of Little Grizzly Cr. 1828 Comment
  CAS-BOT-BC97460  Aster Clare B. Hardham 1985-8-1 30158 Plumas Antelope Reservoir 1584 Comment
  RSA59687  Aster alpigenus E. K. Balls 1950-9-9 15754 Plumas South end of small lake, to west of Lakes Center Public Campground. 2043 Comment
  SEINET10971206  Aster chilensis var. medius Mary Susan Taylor 1982-8-27 Taylor 5049 Plumas T23N R16E se/nw sec 34. Chilcoot SW quad. SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. Roadside weedy area; 4900 ft. 1493 Comment
  SEINET10474122  Aster foliaceus Mary Susan Taylor 1981-8-19 Taylor 4223 Plumas California: T23N R11E nw 1/4 of se 1/4 sec 18. Blue Nose Mt quad. Along creek, 0.1 mi W of Peoria Creek, ca. 2.5 mi W of Sloat. Plumas County. 4400 ft. 1341 Comment
  RSA121800  Aster occidentalis G. T. Nordstrom 1934-7-16 223 Plumas 1.25 miles southwest of Bucks Ranch 1616 Comment
  RSA59444  Aster occidentalis var. fremontii E. K. Balls 1950-9-8 15726 Plumas Lakes Center Public Campground 2043 Comment
  JEPS102247  Astragalus bolanderi L. P. Janeway 2001-6-22 7376 Plumas Northern High Sierra Nevada. Ridge saddle 0.6 km west-southwest of Frenchman Hill, along road 23N85Y. 1756 Comment
  UC1583991  Astragalus lemmonii G. Schoolcraft 1990-6-4 2064 Plumas on s side of Hwy 70 about 5 mi e Beckwourth; e of Beckwourth 1490 Comment
  RSA726292  Astragalus lentiformis L. Ahart, John Dittes 2007-6-16 14123 Plumas West of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  SEINET5325512  Astragalus lentiginosus var. floribundus W. Harnach, N. Harnach 2002-5-14 1063 Plumas 0.8 miles west of the intersection of Hwy 49 and Dyson Lane. 1494 Comment
  SEINET5324494  Astragalus pulsiferae var. pulsiferae W. Harnach, N. Harnach 2000-5-1 892 Plumas Beckwourth Pass 1597 Comment
  RSA95476  Astragalus purshii var. purshii L. S. Rose 1954-5-30 54075 A Plumas Beckwourth. 1524 Comment
  UC1042341  Astragalus purshii var. tinctus Lewis S. Rose 1954-5-30 54075 A Plumas Beckwourth Beckwourth (desert slopes) 1524 Comment
  CAS-BOT-BC200857  Astragalus webberi Wayne Dakan 1975-5-15 s.n. Plumas Crescent Mills 1066 Comment
  UC725635  Astragalus webberi A. A. Heller 1942-6-5 16504 Plumas along State Highway #89 n of the junction with #24 near the Feather River; near the Feather River Comment
  RSA101472  Astragalus whitneyi var. confusus R. Weatherby 1955-7-2 1567 Plumas Bear Ridge near Taylor Lake. 2195 Comment
  SBBG128290  Asyneuma prenanthoides L. Ahart, J. Dittes 2009-7-15 16094 Plumas under the power line, on the S side of Forest Service Rd 26N22, ca. 2.3 mi SE of Butt Valley Reservoir Dam 1517 Comment
  CAS-BOT-BC69530  Athyrium alpestre subsp. americanum Anna Head 1921-1-1 s.n. Plumas Feather River Region. Comment
  UC1075639  Athyrium distentifolium var. americanum Robert J. Weatherby 1950-8-11 1518 Plumas upper end Long Lake; Lakes Basin Area 2133 Comment
  CHSC37705  Athyrium filix-femina M. S. Taylor 1982-8-9 4949 Plumas Jct of rd 26N17Y and Pliocene Creek, ca. 1 mi nw of Rattlesnake Hill, ca. 2 mi s of Canyon Dam. 1645 Comment
  CAS-BOT-BC66094  Athyrium filix-femina var. cyclosorum John Thomas Howell 1951-6-27 27611 Plumas Jamison Creek 1950 Comment
  CHSC42030  Athyrium filix-femina var. cyclosorum Lowell Ahart 1986-9-10 5394 Plumas On the bottom of 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
  JEPS114947  Athyrium filix-femina var. cyclosorum Lowell Ahart 2008-9-10 15359 Plumas East edge of East Branch Creek, on the southeast side of the Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile north east of La Porte 1593 Comment
  SD9780  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin 1880-1 Plumas Big Meadow Comment
  SD9790  Athyrium filix-femina var. cyclosorum Daniel Cleveland Jul 1882 Plumas Big Meadows Comment
  CDA13922  Balsamorhiza G. F. Hrusa 1997-5-3 13847 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
  SD9158  Balsamorhiza deltoidea Daniel Cleveland 1882-7-24 Plumas Big Meadows Comment
  SEINET10474458  Balsamorhiza hookeri Mary Susan Taylor 1982-5-28 Taylor 4560 Plumas T25N R14E nw/sw sec 27. Crocker Mt quad. In Sagebrush Scrub in Squaw Valley, jct of 26N70 & 28N01, ca. 16 mi s of Milford. 5600 ft. 1707 Comment
  CHSC52761  Balsamorhiza macrolepis var. platylepis L. P. Janeway 1990-6-7 3704 Plumas Plumas National Forest. Forested flat on N side of Long Valley ca 1/2 mi E of Rattlesnake Creek and ca 1/2 mi N of Hwy 70/89. Vicinity of Sloat. 1371 Comment
  CAS-BOT-BC100097  Balsamorhiza sagittata 1918-5-25 7064 Plumas Portola Comment
  CAS-BOT-BC16574  Barbarea orthoceras Gladys L. Smith 1976-6-7 4601 Plumas Central area of summit ridge, secondary road between Route 70 and La Porte. 1950 Comment
  CHSC97608  Barbarea orthoceras Lowell Ahart; John Dittes 2007-6-16 14129 Plumas On damp soil, meadow, along a small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS115219  Barbarea orthoceras Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16156 Plumas Bottom of a small wash, 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
  POM186829  Beckmannia syzigachne D. D. Keck 1932-7-5 1688 Plumas Quincy, Northern Sierra Nevada. 1067 Comment
  UC224015  Beckmannia syzigachne Mrs. Ames Plumas Comment
  UC575654  Beckmannia syzigachne David D. Keck Jul 3 1932-Jul 5 1932 1688 Plumas Quincy Northern Sierra Nevada 1065 Comment
  CHSC34899  Bidens frondosa M. S. Taylor 1981-9-2 4268 Plumas N tip of Round Valley Reservoir by rd 204, ca. 3 air mi S of Greenville. 1371 Comment
  CAS-BOT-BC413058  Bistorta bistortoides Alice Eastwood 1927-6-17 14667 Plumas United States Forest Reserve, Long Valley Comment
  RSA121107  Blepharipappus scaber E. Sawyer 1935-6-7 80 Plumas 3 3/4 miles southwest of Sugarloaf. 1494 Comment
  CAS-BOT-BC16868  Boechera Lowell Ahart 1979-8-4 s.n. Plumas About 1 mile north of Pilot Peak.Near Dixon Creek. 1700 Comment
  CAS-BOT-BC15814  Boechera arcuata Milo S. Baker 1952-5-25 12475 Plumas Feather River Canyon at Camp Storrie. 457 Comment
  UC726311  Boechera breweri A. A. Heller 1942-5-8 16453 Plumas 3 mi w Belden (along Hwy 24) Comment
  CHSC54316  Boechera breweri subsp. breweri Vernon H. Oswald; Lowell Ahart 1991-6-18 4677 Plumas Forest Rd 28N38, 1.7 miles northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north-northwest of Greenville. 1463 Comment
  CHSC54317  Boechera pinetorum Vernon H. Oswald; Lowell Ahart 1991-6-18 4684 Plumas Forest Rd 28N38. 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville. 1609 Comment
  CHSC63451  Boechera pinetorum Lowell Ahart 1994-7-22 7494 Plumas Plumas and Sierra counties. Ravine, south of the Pacific Crest Trail, north-west side of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  CHSC21025  Boechera platysperma F. T. Griggs; A. Pass 1975-7-10 139 Plumas Buck's Lake. Comment
  CAS-BOT-BC14654  Boechera rectissima John Thomas Howell 1924-8-11 633 Plumas Two miles east of Chester on road to Westwood. 1310 Comment
  CAS-BOT-BC14664  Boechera rectissima A. A. Heller; P. B. Kennedy 1907-7-11 8809 Plumas Prattville. Comment
  CHSC53194  Boechera rectissima L. P. Janeway 1989-6-12 3289 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1706 Comment
  CHSC67754  Boechera rectissima J. D. Jokerst 1984-6-13 2050 Plumas Along the south edge of spur 'C' of USFS road 26N08 ca 150 meters below junction of spur and main road. South of Grizzly Creek. Ca 2 air miles east of Peacock Point. 1432 Comment
  CHSC36677  Boechera retrofracta R. E. Preston 1982-4-29 272 Plumas Ca. 30 yds e of Chips Creek, ca. 100 yds n of Hwy 70. 655 Comment
  SEINET12627101 Image available Boechera retrofracta Martin Schilling 2013-1 MS 195 Plumas On road from Chilcoot to Frenchman Lake, 0.25 mi after 2nd bridge, 0.85 air mi to Frenchmsn Dam, on both sides of the road, NE-facing slope 1660 Comment
  CAS-BOT-BC25724  Boechera sparsiflora W. I. Follett 1946-5-24 s.n. Plumas Chip Creek. Comment
  CAS-BOT-BC25890  Boechera subpinnatifida M. S. Taylor 1981-6-2 3820 Plumas North side of Highway 70, on east side of Squirrel Creek, northeast of Spring Garden over pass. 1219 Comment
  CHSC88895  Boechera suffrutescens L. Hanson 1988-7-26 327 Plumas Plumas National Forest. Red Hill Lookout. 1920 Comment
  CHSC89025  Boechera suffrutescens L. Hanson 1999-7-26 407 Plumas Plumas National Forest. So. Fork Feather River crossing of La Porte-Quincy road. 1645 Comment
  SEINET5323260  Botrychium multifidum J. T. Howell 1963-6-3 39397 Plumas Butterfly Valley. 1036 Comment
  UCD136804  Botrychium multifidum Dennis Wm. Stevenson 1974-10-1 379 Plumas Between trail and Jamison Creek, 0.5 mile below (north of) Grass Lake (above Jamison Mine). 1767 Comment
  CHSC82535  Botrychium simplex var. compositum Lowell Ahart 2002-7-2 9836 Plumas On the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile southeast of 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
  CHSC82552  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9864 Plumas Meadow, about 100 yards south of the road to Tamarack Flat, on the north side of a small branch of Fall River, about 1/8 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1714 Comment
  CAS-BOT-BC36772  Brassica rapa John Thomas Howell 1966-7-29 42025 Plumas Sierra Nevada. Quincy. 1036 Comment
  UC1382126  Brickellia greenei L. Constance and Tsan-Iang Chuang 1969-7-11 3874 Plumas 8.6 mi sw of Arch Rock Tunnel; North Fork of Feather River Comment
  CHSC21703  Bromus F. T. Griggs; A. Pass 1975-8-1 283 Plumas Lower Bucks Lake. Comment
  SEINET10830992  Bromus Mary Susan Taylor 1982-9-13 Taylor 5137 A Plumas T23N R14E se/ne sec. 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Road bridge (109) over Feather River, on S side of the river, ca. 1 mile W of Beckwourth. 1487 Comment
  CAS-BOT-BC149309  Bromus carinatus var. carinatus John Thomas Howell; Gordon H. True 1967-7-9 43245 Plumas Sierra Nevada. North Fork of Feather River at Caribou. 914 Comment
  UC756663  Bromus carinatus var. carinatus G. L. Stebbins Jr. 1947-5-16 6051 Plumas Meadow View Peak Comment
  CAS-BOT-BC148710  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35929 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC148715  Bromus carinatus var. marginatus John Thomas Howell 1955-7-19 30756 Plumas Sierra Nevada. Beckwourth. 1493 Comment
  CAS-BOT-BC155968  Bromus commutatus M. S. Taylor 1982-7-8 4805 Plumas South side of Feather River, ca. 1 mile southwest of Sagebrush Scrub on Rameli Ranch, ca. 0.25 mile east of Calpine Road (109). 1487 Comment
  UC1131132  Bromus diandrus E. Sawyer 1935-5-24 37 Plumas 1 1/4 mi w of Kerby 1493 Comment
  CAS-BOT-BC155314  Bromus inermis Fred Sommers; Greg Sommers 1976-8-19 218 Plumas Sierra Valley Marsh, along Dyson Lane, 300 m east of the metal bridge. 1524 Comment
  SBBG115939  Bromus japonicus J. T. Howell 1977-6-24 52417 Plumas near confluence of Spanish and Indian Crks 929 Comment
  SJSU5732  Bromus japonicus Lewis S. Rose 1968-6-10 68087 Plumas Quincy Meadow 1036 Comment
  SEINET13710646  Bromus orcuttianus Lowell William Ahart, Lowell William Ahart 2001-1 8998 Plumas Edge of Rd. 1/2 Mi. N of Humboldt Summit (T27N, R5E, sec 32, NW 1/4) 6000 Ft. 1829 Comment
  JEPS106344  Bromus suksdorfii Lowell Ahart 2004-7-27 11320 Plumas On the west side of the dirt road (Forest Road 10), near the Pacific Crest Trail, on Bunker Hill Ridge, about 1 1/8 miles (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte 2099 Comment
  UCD40293  Bromus tectorum Rodney Gale Myatt 1971-6-13 742 Plumas 1 mile below Layman Road, north of Quincy, and on the north side of Hwy 70. (Note that this location is south of Quincey road and on the south side of Hwy 70). 1036 Comment
  CAS-BOT-BC185350  Calamagrostis canadensis Lowell Ahart 1980-10-6 2662 Plumas Sierra Nevada. Lake, 0.5 mile west of Fowler Peak. 1700 Comment
  CHSC97609  Calandrinia ciliata Lowell Ahart; John Dittes 2007-6-16 14086 Plumas On dry bare soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC438487  Calandrinia ciliata John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-5-7 1840 Plumas West edge of Butterfly Valley proper. 1066 Comment
  CHSC78746  Calliscirpus brachythrix L. P. Janeway 2000-7-16 6916 Plumas Northern High Sierra Nevada. Meadow at head of East Branch Coldwater Creek. 1768 Comment
  CAS-BOT-BC85759  Calocedrus decurrens Alice Eastwood 1927-6-18 14703 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CAS-BOT-BC85761  Calocedrus decurrens Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC102058  Calocedrus decurrens Lowell Ahart; John Dittes 2009-7-15 16085 Plumas On dry rocky soil, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CAS-BOT-BC132242  Calochortus W. Harnach; N. Harnach 1990-6-13 364 Plumas Sierra Valley. Ramelli Ranch (USFS) 1487 Comment
  CHSC91745  Calochortus coeruleus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3322 Plumas Sierra Nevada. 2.8 miles north-northeast of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CDA14704  Calochortus leichtlinii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3206 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  CHSC80303  Calochortus leichtlinii L. P. Janeway 1996-6-5 4991 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. 1487 Comment
  SEINET3840913  Calochortus leichtlinii G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3811 Plumas Frenchman Lake, South shore of Frenchman Reservoir (Lake), 0.4 miles east of Frenchman Dam, USGS Quadrangle 7.5 1700 Comment
  UC1134470  Calochortus leichtlinii G. T. Nordstrom 1934-7-3 184 Plumas 0.75 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar 1676 Comment
  CAS-BOT-BC490271  Calochortus leichtlinii D. E. Breedlove 1962-6-13 3474 Plumas Along state Hwy.89, 2miles south of Graeagle 1402 Comment
  CAS-BOT-BC490273  Calochortus leichtlinii Anna Head 1920-7-1 s.n. Plumas Feather River region 457 Comment
  SEINET5323731  Calochortus leichtlinii M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge road, above Johnsville 2286 Comment
  CHSC96761  Calochortus nudus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-26 3363 Plumas Sierra Nevada. Plumas County. 0.3 mile southwest of Bucks Summit. Meadow southeast of the road formed by Bucks Creek. 1645 Comment
  CAS-BOT-BC493423  Calochortus nudus G. D. Barbe; T. C. Fuller; John Thomas Howell 1981-7-26 54393 Plumas 0.3 miles southwest of Buks Summit on road to Buks Lake 1645 Comment
  JEPS61702  Calochortus nudus Esther C. Fritz 1933-6-28 Plumas near Rock Creek Comment
  CAS-BOT-BC175765  Caltha leptosepala John Thomas Howell 1960-7-23 35967 Plumas Drakesbad. Lassen Volcanic National Park 1828 Comment
  LA207378  Caltha leptosepala Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  CHSC21516  Caltha leptosepala var. biflora L. Mayer; D. Brink 1975-7-8 Plumas Buck's Lake. Along stream. Comment
  UC1382127  Calycadenia truncata L. Constance and Tsan-Iang Chuang 1969-7-11 3873 Plumas 8.6 mi sw Arch Rock Tunnel; North Fork of Feather River Comment
  RSA95563  Calycanthus occidentalis J. T. Howell 1951-8-19 28172 Plumas 3 miles E of Rich Bar. 854 Comment
  CDA18489  Calyptridium monospermum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3369 Plumas Sierra Nevada; Walker Plains. Basalt formation along the Plumas-Butte county line. 1554 Comment
  CHSC53065  Calyptridium monospermum L. P. Janeway 1989-6-20 3342 Plumas Southwest side of Red Clover Valley. 1691 Comment
  CHSC82494  Calyptridium monospermum Lowell Ahart 2002-6-26 9777 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  JEPS122183  Calyptridium monospermum Lowell Ahart 2014-8-26 19781 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UC852128  Calyptridium monospermum A. A. Heller 1938-5-30 15132 Plumas near Bucks Creek Powerhouse; Feather River; Feather River, near Bucks Creek power house, Plumas Co. 609 Comment
  CHSC82479  Calyptridium umbellatum Lowell Ahart 2002-6-26 9778 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  SEINET10572714  Calyptridium umbellatum Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5182 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
  SJSU14353  Calyptridium umbellatum N. A. Hopkins 1990-5-12 1610 Plumas SW side of Clover Valley on rd to Genessee, 11.2 mi NW of Beckwourth 1645 Comment
  SD7710  Calystegia malacophylla Mrs. R. M. Austin 1879-1 Plumas Big Meadow Comment
  CHSC76051  Calystegia occidentalis subsp. occidentalis G. F. Hrusa 1997-5-30 13822 Plumas S of Hwy 70 approx. 15 mi. E of Quincy. Dry creekbank on W side of Rattlesnake Creek. 1300 Comment
  CAS-BOT-BC496988  Camassia leichtlinii subsp. suksdorfii Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1689 Plumas Wet area in Sweetwater Meadow 1127 Comment
  CHSC2247  Camassia quamash subsp. breviflora A. Stone 1937-6-15 Plumas East of Quincy. 1036 Comment
  CAS-BOT-BC160842  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18415 Plumas State Highway 49 2.4 miles west-northeast of Sierraville Comment
  CAS-BOT-BC160894  Camissonia tanacetifolia subsp. tanacetifolia Fred Sommers; Greg Sommers 1976-6-7 115 Plumas Sierra Valley 1487 Comment
  RSA261563  Campanula prenanthoides James I. Mallory 1969-8-21 349 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of LaPorte, Plumas National Forest. 1524 Comment
  SEINET10463123  Campanula prenanthoides Howell 1959-9-26 Howell 35045 Plumas NEAR KEDDIE 3300 Comment
  SEINET10939003  Campanula prenanthoides Ira L. Wiggins 1948-9-15 Wiggins 12052 Plumas Beside small steam on ridge between Onion Creek and Middle Fork of the Feather River 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
  SBBG119741  Cardamine breweri var. breweri L. Ahart with J. Dittes, J. Guardino, R. Schlising, S. Chamberlain 2004-6-14 11065 Plumas S side of Forest Rd 24N10, ca. 0.25 mi W of Cow Crk, W of Lake Davis, ca. 9.25 mi NE of Sloat 1796 Comment
  RSA592542  Cardamine californica var. integrifolia S. O. Mattoon 1978-3-25 26 Plumas North Fork Feather River, vicinity of Queen Lily Camp Ground; off Hwy 70. 732 Comment
  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
  CHSC87636  Cardamine nuttallii var. covilleana Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10931 Plumas Along a dirt forest road, east of Dry Taylor Creek, about 2 miles (air) southwest of Taylor Rock, about 6 1/4 miles (air) northeast of Quincy. 1669 Comment
  CAS-BOT-BC38093  Cardamine pachystigma John Thomas Howell; Gordon H. True 1967-5-9 42217 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CHSC102646  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16141 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
  CHSC55562  Carex abrupta L. P. Janeway 1990-7-11 3790 Plumas Plumas National Forest. About 1/4 mi east of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Little Grizzly Creek. 1775 Comment
  HSC93577  Carex amplifolia G. Fred Hrusa, T. D. Wilfred 1996-7-22 13392 Plumas Little Long Valley Creek, ~1/2 mi. N of Hwy. 70, about 15 mi. E of Quincy 1500 Comment
  CAS-BOT-BC17935  Carex angustata John Thomas Howell 1960-7-19 35644 Plumas Lassen Volcanic National Park. Drakesbad. Near hot springs. 1828 Comment
  CAS-BOT-BC17938  Carex angustata John Thomas Howell 1960-7-23 35943 Plumas Lassen Volcanic National Park. Drakesbad. Near soda spring. 1828 Comment
  CAS-BOT-BC17944  Carex angustata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1506 Plumas Butterfly Botanical Area and Vicinity. Pond Reservoir. 1097 Comment
  JEPS113669  Carex angustata Lowell Ahart, Josephine Guardino 2007-7-21 14387 Plumas About 40 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  RSA201332  Carex angustata J. T. Howell 1960-7-23 35943 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  UC1133353  Carex angustata E. Sawyer 1935-6-27 190 Plumas 1.6 mi ene Grizzly Pk.; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC19737  Carex athrostachya Mrs. E. C. Sutliffe 1914-8-1 s.n. Plumas Gold Lake Region. Comment
  CAS-BOT-BC19731  Carex athrostachya M. S. Taylor 1982-7-8 4795 Plumas Ramelli Ranch on south side of Feather River, ca. 0.25 mile east of Calpine Road (109), ca. 1 mile SW of Beckwourth. 1487 Comment
  CAS-BOT-BC19739  Carex athrostachya Lowell Ahart 1985-7-3 5099 Plumas Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake. 1584 Comment
  SEINET10466813  Carex athrostachya Mary Susan Taylor 1982-6-28 Taylor 4780 Plumas T23N R14 E nw/se sec 27. Portola quad. In Sagebrush Scrub along s side of Feather River, ca. 1 mi sw of Beckwourth on Ramelli Ranch, ca. 1/4 mi w of Calpine Rd (109). 4880 ft. 1487 Comment
  SEINET10585099  Carex athrostachya David Castaner 1984-5-28 Castaner 8059 Plumas Almanor, Along highway 89. Comment
  UC1100511  Carex aurea Malcolm A. Nobs, S. Galen Smith 1949-8-19 1450 Plumas bog and marsh at Butterfly Valley Butterfly Valley Comment
  CAS-BOT-BC19527  Carex bolanderi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54370 Plumas Sierra Nevada. 0.75 mile northeast of Bucks Summit on road to Quincy. 1600 Comment
  CHSC97288  Carex bolanderi Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14457 Plumas About 10 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
  SEINET191585  Carex bolanderi Lewis S. Rose 1939-6-8 39271 a Plumas S. end of Lake Almanor 1372 Comment
  CAS-BOT-BC19526  Carex bolanderi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54292 Plumas Sierra Nevada. On China Grade, 1.4 mile south of Taylorsville. 1402 Comment
  CAS-BOT-BC19529  Carex bolanderi L. P. Janeway; Garrett Gibson 1991-8-2 4101 Plumas Plumas National Forest. Beckwourth Ranger District. Southeast flank of Smith Peak. 1828 Comment
  CAS-BOT-BC19621  Carex brainerdii John Thomas Howell; Gordon H. True 1969-6-23 45806 Plumas Sierra Nevada. 2.6 miles north of Middle Fork of Feather River at Nelson Point. 1310 Comment
  RSA189357  Carex brainerdii L. S. Rose 1967-6-19 67109 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  UC1778636  Carex brainerdii G. Douglas Barbe, T. C. Fuller 1982-6-15 3694 Plumas On east-facing slope, 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
  CAS-BOT-BC19627  Carex brainerdii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54328 Plumas Sierra Nevada. 1.4 miles north-northeast of Englemine on Diamond Mt. Road. 1295 Comment
  CAS-BOT-BC19629  Carex brainerdii L. P. Janeway; Gary Benson; Leigh Wingett 1985-7-10 1207 Plumas Along the Hungry Creek Road ca. 0.5 mile north of the Antelope Res. Road. 1554 Comment
  RSA726358  Carex douglasii L. Ahart, John Dittes 2007-6-16 14134 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  CAS-BOT-BC20090  Carex echinata Lewis S. Rose 1963-6-3 63101 Plumas Butterfly Valley. 2 miles SW of Keddie. 1097 Comment
  CAS-BOT-BC19943  Carex exsiccata V. Oswald; L. Ahart 1988-8-4 3673 Plumas Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic National Park. 1676 Comment
  CDA17264  Carex feta G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16291 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  HSC89409  Carex filifolia var. erostrata L. P. Janeway 1989-6-12 3288 Plumas S side of Red Clover Valley along the Beckwourth-Genesee Rd. (rd 111) 1671 Comment
  CHSC56886  Carex fracta L. P. Janeway; Garrett Gibson 1991-8-2 4102 Plumas Plumas National Forest. Meadow stringer along Humbug Creek; southeast flank of Smith Peak. 1828 Comment
  CHSC85977  Carex fracta L. P. Janeway 2003-7-19 7909 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake. 1853 Comment
  CAS-BOT-BC32026  Carex geyeri L. P. Janeway 1992-6-9 4225 Plumas Mt. Ingalls quad, NE side of Grizzly Ridge between Joseph Creek and Cascade Creek, 1897 Comment
  UC1778640  Carex heteroneura G. Douglas Barbe, T. C. Fuller 1982-6-16 3790 Plumas Plumas National Forest. Meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CHSC56887  Carex heteroneura var. heteroneura L. P. Janeway 1991-8-3 4112 Plumas Plumas National Forest. Northeasterly drainage into Freeman Creek 2 mi west of Smith Peak and below 'Five Points. 1981 Comment
  HSC95618  Carex hoodii Jim Jokerst 1985-6-10 2401 Plumas Adjacent to Indian Creek, 400 m S of Hwy. 70, 2 mi. SW of Crescent Comment
  UCSB63563  Carex hoodii Jokerst, James 1985-6-10 Plumas Indian Creek Small Hydro Survey; adjacent to Indian Creek 400 m. S of Hwy. 70; ca. 2 mi. SW of Crescent: T26N R9E SW1/4 Sect. 25 Comment
  CHSC100312  Carex infirminervia Lowell Ahart 2008-7-16 15082 Plumas Forest floor, in a small seep, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CAS-BOT-BC7551  Carex infirminervia George Wilson Gillett; Hans Leschke 1957-7-13 748 Plumas Drakesbad Valley at juncture of Bench Lake and Devils Kitchen trails. 1859 Comment
  CHSC55438  Carex integra L. P. Janeway 1990-7-11 3791 Plumas Plumas National Forest. About 1/4 mi east of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Little Grizzly Creek. 1775 Comment
  CAS-BOT-BC35505  Carex jonesii John Thomas Howell 1951-6-27 27603 Plumas McRae Meadow 1981 Comment
  CHSC55558  Carex jonesii L. P. Janeway 1990-7-3 3761 Plumas Plumas National Forest. About 100 m west of Paradise Creek and about 3/4 mi south of Little Grizzly Creek. 1905 Comment
  CAS-BOT-BC35508  Carex jonesii John Thomas Howell 1959-9-23 s.n. Plumas 3 mi. from Juniper Lake on road to Chester 1889 Comment
  CAS-BOT-BC21129  Carex lanuginosa L. P. Janeway 1992-6-4 4211 Plumas Plumas National Forest. Beckourth Ranger District. 1341 Comment
  RSA59664  Carex lasiocarpa E. K. Balls 1950-9-9 15734 Plumas West of Lakes Center Public Campgound. 2043 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
  CAS-BOT-BC31152  Carex lemmonii John Thomas Howell 1959-9-23 s.n. Plumas Meadow 3 mi from Juniper Lake on road to Chester. 1889 Comment
  HSC95568  Carex lenticularis var. lipocarpa L. Ahart 2003-7-18 10431 Plumas 150 yds. S of the road, 3/4 mi. W of Lumpkin Ridge Rd., 1 mi. SE of Tamarack Flat, 2 mi. NW of Little Grass Valley Reservoir dam, 5 mi. NW of La Porte 1731 Comment
  CHSC92994  Carex leporinella G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3319 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CHSC73840  Carex limosa B. Castro; L. P. Janeway 1998-8-29 833 A Plumas Ca 2 air mi N of Little Grass Valley Reservoir, at Fowler Lake. Fowler Lake proposed SIA. 1659 Comment
  SEINET10706966  Carex limosa Vernon H. Oswald, Lowell Ahart 1988-8-4 Oswald 3678 Plumas T29N, R5E, se/nw/S6, Red Fir Forest. Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  CAS-BOT-BC32029  Carex multicaulis H. A. Thomas 1936-5-25 47 Plumas Along Bear Creek Road, SE of Camp (ca 1/4 mi) 1219 Comment
  CHSC60501  Carex multicostata L. P. Janeway; Jannice Cutler 1992-5-27 4205 Plumas Plumas National Forest. South side of Dotta Canyon 2.2 mi southeast of Beckwourth-Genesee Road. 1706 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
  CAS-BOT-BC119854  Carex nebrascensis John Thomas Howell 1960-7-22 35881 Plumas Wet meadow, Drakesbad 1828 Comment
  SEINET10905663  Carex nebrascensis Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4658 Plumas T27N R12E sw/nw sec 12. Antelope Lake quad. In wet Montane Mdw, Pioneer Mdw, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 5040 ft. 1536 Comment
  UC1778637  Carex nervina G. Douglas Barbe, T. C. Fuller 1982-6-16 3789 Plumas Plumas National Forest. Marshy meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CHSC47081  Carex pellita L. P. Janeway 1989-7-25 3528 Plumas Plumas National Forest. Springs at head of creek draining from N into Red Clover Valley. From Beckwourth-Genesee Rd (rd 111) 15.7 mi from Beckwourth, then 2.5 mi northerly on rd 25N05, then 2.3 mi on rd 25N85. 1737 Comment
  CHSC55559  Carex pellita L. P. Janeway 1990-7-11 3787 Plumas Plumas National Forest. About 1/4 mi east of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Grizzly Creek. 1775 Comment
  JEPS63504  Carex pellita W. L. Jepson 1939-8-14 19417 Plumas Willow Creek 1828 Comment
  JEPS127328  Carex rossii Lowell Ahart 2016-6-29 21052 Plumas About 1/2 mile southeast o Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  SD130950  Carex scabriuscula John Thomas Howell, T. C. Fuller, G. D. Barbe 1981-6-23 54148 Plumas Sierra Nevada; 2.65 miles west of Round Valley Reservoir dam; rocky serpentine slope in open coniferous forest.; in seepage area. 1538 Comment
  CAS-BOT-BC118217  Carex scoparia John Thomas Howell 1976-7-15 51848 Plumas Snake Lake, ca 4 mi NW of Quincy. 1219 Comment
  CHSC97614  Carex sheldonii Lowell Ahart; John Dittes 2007-6-17 14166 Plumas On damp soil, west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS86245  Carex simulata W. L. Jepson 1939-8-14 19414 Plumas Willow Creek 1828 Comment
  SBBG32346  Carex stipata L. S. Rose 1967-7-9 67144 Plumas Quincy 1036 Comment
  CHSC78729  Carex stipata var. stipata L. P. Janeway 2000-7-7 6899 Plumas Northern High Sierra Nevada. Marsh on west side of Smith Lake -- enlarged by beaver activity. 1247 Comment
  HSC14139  Carex straminiformis Jim Vaughn 1956-7-15 Plumas Boiling Springs Lake, near Mt. Lassen Natl. Park Comment
  CAS-BOT-BC115990  Carex subfusca Lewis Samuel Rose 1968-6-10 68085 Plumas Quincy Meadow. 1036 Comment
  CAS-BOT-BC115995  Carex subfusca Clare B. Hardham 1944-8-14 24 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC115981  Carex subfusca L. P. Janeway; Jim Battagin; Rob Russell 1993-8-4 4490 Plumas Along Dolly creek at upper portion of the Walker Mine tailings. Mt. Ingalls quad. 1749 Comment
  CAS-BOT-BC115983  Carex subfusca L. P. Janeway 1990-7-2 3751 Plumas About 100 ft west of Paradise Cr and ca 1/2 mi S of Little Grizzly Cr. Mt. Ingalls quad. 1859 Comment
  SEINET10750067  Carex subfusca Lawrence P. Janeway, James Battagin; Rob Russell Janeway 4490 Plumas Mt. Ingalls quad. T24N, R12E, NE1/4 of SW1/4 of sec. 7. Along Dolly Creek at upper portion of the Walker Mine tailings. Very open, in white fir dominated mixed conifer forest with lodgepole pine. With Scirpus microcarpus, etc. Comment
  SEINET7577208 Image available Carex subfusca John Thomas Howell, T. C. Fuller; G. D. Barbe 1981-6-22 54116 Plumas 10.6 miles northeast of La Porte on road to Quincy. 1890 Comment
  JEPS107973  Carex utriculata Lowell Ahart, John Dittes 2005-9-19 12384 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  UC600422  Carex utriculata H. F. Copeland 1920-7-17 91 Plumas Butt Mt. 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
  CAS-BOT-BC115151  Carex vesicaria Lowell Ahart 1985-7-11 5124 Plumas Little Grass Valley Reservoir, where the S Fork of the Feather River flows into the Lake, 1584 Comment
  CAS-BOT-BC115153  Carex vesicaria Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1411 Plumas Ca 100 yds NW of Pond reservoir. Butterfly Botanical Area. 1097 Comment
  CAS-BOT-BC114936  Carex whitneyi John Thomas Howell 1960-7-20 35733 Plumas Drakesbad, Boiling Springs Lake trail. 1828 Comment
  UCD140981  Carex whitneyi John Thomas Howell 20-23 Jun 1977 52407 Plumas On the peninsula of Lake Almanor. 1371 Comment
  CAS-BOT-BC114939  Carex whitneyi Mrs. H. C. Cantelow 1938-7-4 2278 Plumas Meadow at Drakesbad. Comment
  JEPS81450  Castilleja angustifolia M. S. Taylor 1982-7-12 4822 Plumas 3.7 mi sw Johnsville (on n side of Rd 507, 1.7 mi w of Jamison Creek Campground); Sierra City Quad. 1828 Comment
  JEPS79155  Castilleja applegatei subsp. martinii L. R. Heckard and Rimo Bacigalupi 1980-6-13 5262 Plumas South side of North Fork Feather River, 2.8 miles northeast of Butte County line (southeast of Storrie). Comment
  CAS-BOT-BC249711  Castilleja applegatei subsp. pinetorum Alice Eastwood 1927-6-1 s.n. Plumas Forest Lodge, Greenville. United States Forest Reserve Comment
  CAS-BOT-BC249713  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-16 7459 Plumas Diamond Peak Comment
  CAS-BOT-BC249750  Castilleja applegatei subsp. pinetorum John Thomas Howell 1926-7-24 2101 Plumas Near Prattville 1463 Comment
  JEPS127321  Castilleja applegatei subsp. pinetorum Lowell Ahart 2016-6-29 21063 Plumas East slope of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS9788  Castilleja applegatei subsp. pinetorum W. L. Jepson 1939-8-6 19342 Plumas Spring Hill Meadow Valley 1219 Comment
  JEPS60471  Castilleja applegatei subsp. pinetorum T. I. Chuang and L. Constance 1969-7-2 6710 Plumas about 7.5 mi se Quincy (on Highway 70) Comment
  CHSC63474  Castilleja arachnoidea Lowell Ahart 1994-7-20 7479 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
  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
  CHSC80275  Castilleja lacera L. P. Janeway 1996-6-5 5002 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
  RSA726359  Castilleja lacera L. Ahart, John Dittes 2007-6-16 14136 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
  SD131978  Castilleja lacera Barbara Ertter 1989-7-4 8685 a Plumas Coyote Flat W of Lake Almanor, 4.2 mi. W of jct of Hwy 89 and Hwy 36, dry meadow 1524 Comment
  UCSB16060  Castilleja lacera Breedlove, Dennis 1962-6-12 Plumas State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  SEINET14058557  Castilleja linariifolia K. Burnstad 1974-9-14 s.n. Plumas Plumas NF, Nelson Creek. 1981 Comment
  CHSC61591  Castilleja miniata Arthur C. Barrett. 1915-7-24 31 Plumas Boulder Creek Canyon. 1676 Comment
  UC577662  Castilleja miniata F. W. Embree 1934-6-6 74 Plumas s slope Buck Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  CHSC75760  Castilleja miniata subsp. miniata Lowell Ahart; Vernon H. Oswald 1999-7-15 8094 Plumas About 50 yards east of the Quincy La Porte Road, about 3/4 mile south of Onion Valley, about 1 mile northwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1828 Comment
  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-BC241043  Castilleja pilosa John Thomas Howell 1955-7-19 30810 Plumas Vinton 1508 Comment
  CDA34646  Castilleja tenuis L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16135 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. Comment
  JEPS4345  Castilleja tenuis W. L. Jepson 1910-6-5 4074 Plumas Hot Springs Valley; Lassen Pk. 1706 Comment
  JEPS95707  Castilleja tenuis Lowell Ahart 1995-9-13 7621 Plumas on the north side of Onion Valley; east of Quincy La Porte Road; about 1 mile north-west of Pilot Peak 1828 Comment
  CDA14746  Ceanothus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3292 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  SBBG120148  Ceanothus arcuatus L. P. Janeway 2007-5-20 8981 Plumas top of Red Hill 1929 Comment
  CAS-BOT-BC48614  Ceanothus cordulatus A. A. Heller 1938-6-4 15138 Plumas in the forest east of Chester 1310 Comment
  RSA60216  Ceanothus cordulatus E. K. Balls 1950-9-6 15690 a Plumas 3.1 miles E of turn to Sloat, Hwy 24, between Quincy and Portola. 1250 Comment
  UC1070971  Ceanothus cordulatus G. T. Nordstrom 1934-7-9 202 Plumas 1.5 mi s Mt. Ararat; Bidwell Bar quad, Plumas National Forest 1615 Comment
  UC1070985  Ceanothus cordulatus R. Roseberry 1934-11-4 3 Plumas 1.5 mi ne Johnsville; Downieville quad, Plumas Nat. For. 1493 Comment
  CAS-BOT-BC49181  Ceanothus cuneatus John Thomas Howell 1951-6-26 27549 Plumas Feather River Canyon 853 Comment
  CAS-BOT-BC50774  Ceanothus integerrimus Lewis S. Rose 1968-6-11 68097 Plumas Confluence of Butterfly Creek & Spanish Creek near Keddie 975 Comment
  CAS-BOT-BC63371  Ceanothus prostratus Mary Strong Clemens 1920-4-24 s.n. Plumas Greenville. Comment
  UC569913  Ceanothus prostratus E. Sawyer 1935-5-21 15 Plumas 2 mi e Beckwith Butte; Sierraville Quad. Comment
  UCD112672  Ceanothus prostratus Michael A. Vincent 1999-6-8 8558 Plumas Plumas National Forest, Milford Ranger District. Along FS 28N03 between FS 27N25 and FS 26N16. Comment
  RSA0011257  Ceanothus prostratus R. M. Austin 1879-1 s.n. Plumas Big Meadow Comment
  RSA104129  Ceanothus prostratus var. occidentalis T. C. Porter 1876-1 s.n. Plumas [Unspecified] Comment
  CAS-BOT-BC52164  Ceanothus pumilus Walter Knight; Irja Knight 1969-6-25 2420 Plumas Summit of Red Hill 1934 Comment
  CHSC64130  Ceanothus velutinus B. Castro; R. A. Schlising 1987-7-21 181 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98, on sunny hillside just NE of spring on unnamed E-trending tributary to Mohawk Ck and above a small meadow which extends down to Rd 22N98. 1600 Comment
  SEINET3162966  Ceanothus velutinus E. K. Balls 1950-9-14 15817 Plumas 6 miles northwest of Chester, North Fork Feather River 1402 Comment
  CAS-BOT-BC63186  Ceanothus velutinus var. velutinus Mrs. S. C. Sutcliff 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  CAS-BOT-BC63187  Ceanothus velutinus var. velutinus Mrs. S. C. Sutcliff 1917-7-1 s.n. Plumas Gold Lake Camp. Comment
  CAS-BOT-BC63189  Ceanothus velutinus var. velutinus A. A. Heller 1915-7-7 12069 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 mi. w. of Bucks in the forest. 1676 Comment
  CAS-BOT-BC272087  Centaurea cyanus John Thomas Howell 1961-6-21 36654 Plumas Greenville, Sierra Nevada 1097 Comment
  CAS-BOT-BC277045  Centaurea maculosa John Thomas Howell 1959-9-24 34923 Plumas Indian Creek Canyon near Indian Falls Comment
  CHSC80800  Centaurea stoebe subsp. micranthos Lowell Ahart; Vernon H. Oswald 2001-7-11 8887 Plumas On the south side of Highway 89, west of the spillway on the dam at Lake Almanor. 1374 Comment
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Aug 21 2017
  CHSC97289  Centaurea stoebe subsp. micranthos Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14456 Plumas On the south side of Lake Davis Road, about 1 mile southwest of Lake Davis Dam, about 4 miles (air) north of Portola. 1767 Comment
  CAS-BOT-BC388357  Cerastium glomeratum Alice Eastwood 1927-6-11 14445 Plumas United States Forest Reserve. Crescent Mills Comment
  CHSC89471  Chaenactis douglasii var. douglasii Jenny Marr 1994-7-11 202 Plumas Located in the Quincy District of the Plumas National Forest, SE of North Fork Campground. 1005 Comment
  SJSU14237  Chamaesaracha nana N. A. Hopkins 1989-6-7 1514 Plumas SW corner Clover Valley by Dixon Valley Squaw Valley Rd 1645 Comment
  JEPS122104  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2014-8-24 19757 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CHSC21326  Chamerion angustifolium subsp. circumvagum F. T. Griggs; A. Pass 1975-7-31 278 Plumas Buck's Lake. Comment
  UC1122495  Chamerion angustifolium subsp. circumvagum G. T. Nordstrom 1934-7-2 174 Plumas 1 1/2 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC70198  Cheilanthes gracillima Emily K. Mcpherson 1976-11-7 76- 32 -4 Plumas Portola Quad. 5 miles north of Beckwourth 2055 Comment
  CAS-BOT-BC70210  Cheilanthes gracillima Lowell Ahart 1980-9-17 2650 Plumas 1/2 mile west of Fowler Pk. 1800 Comment
  JEPS4050  Cheilanthes gracillima Roland A. Dede 1950-6-24 2220 Plumas Feather River Canyon Comment
  SEINET11720502  Cheilanthes gracillima R. M. Austin n d s.n. Plumas Crescent Mills Comment
  CDA3097  Chenopodium strictum J. T. Howell 1959-9-23 34894 Plumas Chester. Comment
  POM286884  Chimaphila menziesii Lyman Benson 1932-7-29 4011 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  SEINET10449190  Chimaphila menziesii Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4015 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CAS-BOT-BC452242  Chimaphila umbellata H. L. Mason 1924-6-18 1054 Plumas Road between Graeagle and Gold Lake Comment
  CHSC21803  Chimaphila umbellata F. T. Griggs; A. Pass 1975-8-1 Plumas Bucks Lake Forest Service Survey. Comment
  CAS-BOT-BC452235  Chimaphila umbellata L. P. Janeway 1990-9-27 3852 Plumas Plumas National Forest, Beckwourth Ranger District, Cascade Compartment. About halfway between Cascade Cr. and Emigrant Cr, and about 1/3 mi. S of Little Grizzly Cr. 1859 Comment
  JEPS48793  Chimaphila umbellata John W. Duffield 1937-7-25 Plumas near Little Schneider Creek 1280 Comment
  SEINET10475116  Chrysanthemum leucanthemum var. pinnatifidum Mary Susan Taylor 1982-6-24 Taylor 4753 Plumas T24N R9E ne/ne sec 15. Quincy quad. N side of ridge at entrance to Gansner Park from Hwy 70, Quincy. Open bare rdcut. 3500 ft. 1069 Comment
  UCD110124  Chrysolepis sempervirens Beecher Crampton 1964-8-26 7166 Plumas 5.2 miles n.w. of Chester, High Bridges Campground, Warner Creek. 1493 Comment
  CDA10773  Chrysothamnus nauseosus subsp. albicaulis L. Ahart 2002-10-19 10003 Plumas On the south side of the dirt road, about 1/4 mile east of Humboldt Road, about 1 3/4 miles (air) northeast of Humboldt Summit. Comment
  RSA59904  Chrysothamnus nauseosus subsp. albicaulis E. K. Balls 1950-9-14 15819 Plumas 6 miles NW of Chester, North Fork Feather River. 1402 Comment
  CAS-BOT-BC308934  Chrysothamnus viscidiflorus Greg Sommers 1976-8-4 216 Plumas Sierra Valley Marsh - Sierra Nevada 1524 Comment
  CHSC97267  Chrysothamnus viscidiflorus subsp. viscidiflorus Lowell Ahart; John Dittes 2007-8-9 14431 Plumas Along the west side of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  UCD69272  Chrysothamnus viscidiflorus subsp. viscidiflorus D. Sanchez-Mata; D. Sanchez-Mata and P. Rodriguez-Rojo 1997-8-16 s.n. Plumas French Bar-Caribou. Plumas National Forest, near North Fork of Feather River (Quercion duratae Sanchez-Mata, Barbour and Rodriguez-Rojo in Rivas-Martinez 1997). 840 Comment
  JEPS95459  Cinna latifolia Lowell Ahart 1994-7-28 7536 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CAS-BOT-BC289619  Cirsium andersonii John Thomas Howell 1959-9-23 34878 Plumas Lassen Park boundary on Juniper Lake Road 1981 Comment
  CAS-BOT-BC289625  Cirsium andersonii Thomas H. Kearney 1944-8-14 168 Plumas Near Prattville, Lake Almanor Comment
  UCR270575  Cirsium andersonii John F. Emmel 2001-7-24 1738 Plumas Northern Sierra Nevada Mtns., 1.2 road miles west of Little Grizzly Campground, c. 6 air miles ESE of Humboldt Summit 1829 Comment
  UC170928  Cirsium arvense H. M. Hall 1912-8-3 9378 Plumas Quincy Sierra Nevada 1066 Comment
  CAS-BOT-BC278027  Cirsium cymosum John Thomas Howell; R. C. Barneby 1954-5-14 29554 Plumas Dilleker [Delleker], just west of Portola 1469 Comment
  OBI64687  Cirsium cymosum var. cymosum G. D. Barbe 1982-6-17 3807 Plumas S shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. USGS Quad. Frenchman Lake 7.5' T24N, R16E, Sect 28 BM: M 1707 Comment
  UC176317  Cirsium cymosum var. cymosum A. A. Heller and P. B. Kennedy 1907-7-18 8880 Plumas grade between Beckwith Red Clover Valley Comment
  SEINET11841729  Cirsium douglasii var. canescens W. Knight, Knight, I. 1983-1 4938 Plumas near Drakesbad Ranger Station, Lassen Volcanic National Park 1646 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-BC285543  Cirsium occidentale var. candidissimum E. K. Balls 1950-9-6 15696 Plumas Jackson Creek Public Camp, Middle Fork Feather River, off Hwy 24 east of Quincy 1402 Comment
  RSA128650  Cirsium ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Road, just north of county line, 7.3 miles south of Vinton. Comment
  CAS-BOT-BC286362  Cirsium scariosum A. A. Heller; P. B. Kennedy 1907-7-15 8855 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CHSC108713  Cirsium scariosum var. americanum B. Castro; L. P. Janeway 2001-7-22 1352 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. On open forest floor up from road (the western extension of USFSRd 23N69). 1798 Comment
  UC1119181  Cirsium scariosum var. americanum E. Sawyer 1935-9-27 206 Plumas 1.4 mi se Crow; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC285832  Cirsium vulgare Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1472 Plumas Butterfly Botanical Area and Vicinity. In Butterfly Canyon 990 Comment
  CAS-BOT-BC228902  Cistanthe umbellata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC162586  Clarkia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54245 Plumas About 3 miles southeast of Mt. Hough on the road to Quincy - Sierra Nevada 1737 Comment
  CAS-BOT-BC162589  Clarkia Clare B. Hardham 1975-8-2 20469 a Plumas Black Mt. - Sierra Nevada 2133 Comment
  SEINET10453250  Clarkia Mary Susan Taylor 1982-6-10 Taylor 4621 Plumas T23N R15E nw/sw sec 7. Reconnaissance Peak quad. SW of 23N72, ca. l mi w of Table Rock, ca. 3 air mi ne of Beckwourth. 5100 ft. 1554 Comment
  SEINET4143388  Clarkia gracilis subsp. gracilis A. A. Heller, P. B. Kennedy 1907-7-4 8721 Plumas Ridge east of Red Clover Valley Comment
  UC1071905  Clarkia mildrediae H. and M. Lewis, F. Vasek 1950-6-30 749 Plumas 5.2 mi s Yellow Creek Bridge (Hwy.24); Feather River Comment
  CHSC89914  Clarkia mildrediae subsp. lutescens N. L. Jurjavcic; W. A. Sears 2004-7-28 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Adjacent to a trail. Located 20-30 feet above the high water mark. 1524 Comment
  CHSC101495  Clarkia mildrediae subsp. mildrediae Samantha Mackey Hillaire 2008-4-9 1255 Plumas Plumas National Forest, Rock Creek area. Along powerlines and access roads. 2000-4000 ft. 914 Comment
  CHSC2428  Clarkia mildrediae subsp. mildrediae R. Carter 1965-6-18 237 Plumas Found in Feather R. Canyon along N side of Hwy. 40A, 20' E of Rock Creek power house. 640 Comment
  LA206075  Clarkia mildrediae subsp. mildrediae Harlan Lewis; M. Lewis, Frank C. Vasek 1950-6-30 749 Plumas Hwy 24, 5.2 mi S of Yellow Creek Bridge on Feather River Comment
  CAS-BOT-BC164918  Clarkia rhomboidea John Thomas Howell 1967-6-23 42718 Plumas Canyon of the East Branch of Feather River 2 miles east of Twain Comment
  UCR3562  Clarkia rhomboidea Wm. Horn Jr. 1963-6-19 630619- 5 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  CAS-BOT-BC164922  Clarkia rhomboidea R. W. Thorp 1963-7-2 63 -48 Plumas 4 miles west of Quincy Comment
  CHSC70765  Clarkia stellata L. P. Janeway 1996-6-12 5012 Plumas 0.5 mi northeast of Deer Creek, 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  UC625489  Clarkia stellata Frank W. Gould 1938-6-26 464 Plumas 3 mi n Greenville (along highway) 1127 Comment
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Mar 30 2008
  CAS-BOT-BC439100  Claytonia cordifolia W. D. Dakan 1977-6-8 s.n. Plumas Plumas National Forest. Gansner Ravine 1158 Comment
  CHSC21717  Claytonia lanceolata F. T. Griggs; A. Pass 1975-7-16 186 Plumas Along road, N. shore of Lower Buck's Lake. Comment
  CHSC93076  Claytonia palustris L. P. Janeway 1994-5-24 4647 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca. 1341 Comment
  SD8154  Claytonia palustris Mrs. R. M. Austin 1877-1 Plumas American Valley; Mill Creek Comment
  CHSC93077  Claytonia parviflora subsp. parviflora L. P. Janeway 1994-5-24 4648 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca. 1371 Comment
  CAS-BOT-BC439877  Claytonia perfoliata John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2075 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC443635  Claytonia perfoliata subsp. perfoliata Lewis S. Rose 1963-6-3 63110 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1036 Comment
  CAS-BOT-BC443642  Claytonia perfoliata subsp. perfoliata Walter Knight; Irja Knight 1967-5-22 1904 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  SEINET10572732  Claytonia rubra Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3889 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  UC1136714  Claytonia rubra subsp. rubra E. Sawyer 1935-6-10 93 Plumas 4.75 mi wsw Summit; Sierraville Quad. 1493 Comment
  CHSC91618  Collinsia parviflora G. Douglas Barbe; T. C. Fuller 1982-7-16 3763 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  SEINET13405214  Collinsia parviflora C. Tanner 1999-1 s.n. Plumas Portola, area bounded by Plumas and Quincy Streets on N and S, Rock and Willow on E and W. 1484 Comment
  SJSU4159  Collinsia parviflora C. W. Sharsmith & W. Savage 1967-5-20 7532 Plumas near S base of The Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  HSC20613  Collinsia parviflora R. J. Vernimen 1963-5-4 48 Plumas 7 mi. S of Lake Almanor on Hwy. 89 1372 Comment
  POM158058  Collinsia parviflora H. C. Cantelow 1941-5-21 s.n. Plumas About 8 miles west of Quincy, on Meadow Valley Creek. Comment
  HSC22975  Collinsia torreyi John Pratt 1970-6-30 56 Plumas Humboldt Summit Comment
  CHSC107460  Collinsia torreyi var. torreyi Matt Simenc; L. Janeway 2011-7-11 25 Plumas Northern High Sierra Nevada. At the edge of a rock outcrop. 1745 Comment
  JEPS30998  Collinsia torreyi var. torreyi D. E. Breedlove 1962-6-12 3451 Plumas 1 mi se Cromberg (upper drainage Middle Fork Feather River); Sierra Nevada, Jackson Creek, upper drainage Middle Fork Fea 1341 Comment
  CHSC97009  Collomia grandiflora B. Castro; Shannon Nielsen 2005-7-12 1491 Plumas Ca 13 air mi NE of town of Feather Falls and 1.5 air mi SE of the Middle Fork Feather River, on spine of Hartman Bar Ridge. Along USFS Rd 22N94, on E edge of road. Site is 0.3 rd mi S of jcn of the main (94) road with a side-road that goes to Hartman Bar Trailhead; more plts found at this jcn, also on roadside.. 1453 Comment
  CHSC81393  Collomia heterophylla L. P. Janeway 1996-5-20 4976 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwest of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CHSC66634  Collomia tinctoria Vernon H. Oswald; Lowell Ahart 1996-7-15 8036 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from road 29N11. On the edge of the road crossing the meadow. 1371 Comment
  UC170960  Collomia tinctoria H. M. Hall 1912-7-11 9337 Plumas Mt. Elwell 2103 Comment
  CHSC44255  Comarum palustre Vernon Oswald 1988-7-19 3608 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On the edge of island on the s side of the lake. 1676 Comment
  SEINET7135415  Convolvulus polymorphus W. Harnach, N. Harnach 1990-6-19 407 Plumas Sierra Valley, Sugarloaf Road, at the junction of the road to Dotta neck and Sugarloaf 1676 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
  CAS-BOT-BC133719  Corallorhiza J. Ed. McClellan; Bonnie McClellan 1968-6-18 s.n. Plumas Field redacted by CAS, contact the data manager for more information 1524 Comment
  JEPS64322  Corallorhiza maculata W. I. Follett 1937-7-27 102 Plumas Rich Gulch Comment
  UC1778608  Corallorhiza striata G. Douglas Barbe, T. C. Fuller 1982-7-16 3781 Plumas Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. Near the road west of Cupressus bakeri, Plumas National Forest. 1981 Comment
  CAS-BOT-BC133725  Corallorhiza trifida Bruce A. Sorrie; D. Beall; C. Vandervegt 1977-7-18 192 Plumas Field redacted by CAS, contact the data manager for more information Comment
  SEINET4676259  Cordylanthus bolanderi Lewis S. Rose 1966-7-26 66047 Plumas Butterfly Valley, 3 miles west of Keddie.; 0 1067 Comment
  RSA246643  Cordylanthus tenuis subsp. tenuis Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42353 Plumas Plumas National forest: Along Hwy. 70 two miles N of Quincy. 1098 Comment
  SBBG32249  Cordylanthus tenuis subsp. tenuis L. S. Rose 1966-7-26 66047 Plumas Butterfly Valley, 3 mi W of Keddie 1066 Comment
  CHSC98754  Cordylanthus tenuis subsp. viscidus L. P. Janeway 2007-8-13 9177 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  UC1122792  Cornus nuttallii C. G. Albertus 1935-8-7 252 Plumas 3 1/4 mi. s.e. English Bar; Plumas Nat'l Forest, Downieville Quad. Comment
  CAS-BOT-BC210300  Cornus sericea Anna Head 1920-1-1 s.n. Plumas Feather River Region Comment
  CHSC21556  Cornus sericea subsp. sericea D. E. Brink Jr.; L. M. Mayer 1975-7-2 Plumas Bucks Lake Floristic Survey. 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
  UC1122816  Cornus sericea subsp. sericea D. Axelrod 1934-6-12 44 Plumas 1 mi. n.e. La Porte; Plumas Nat'l Forest, Downieville Quad. Comment
  UC1122817  Cornus sericea subsp. sericea C. G. Albertus 1935-7-23 229 Plumas 1 1/4 mi. s.e. Spring Garden Ranch; Plumas Nat'l Forest, Downieville Quad. Comment
  CHSC81364  Cornus sessilis L. P. Janeway 1996-4-23 4958 Plumas Northern High Sierra Nevada. Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. 902 Comment
  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
  SBBG70196  Corydalis caseana subsp. caseana J. G. Lemmon -Jun- Plumas Sierra Valley to Big Meadows; ISOTYPE Comment
  CHSC21123  Corylus cornuta var. californica F. T. Griggs; A. Pass 1975-7-2 31 Plumas Buck's Lake Forest Service Survey. East of road. Comment
  CHSC102678  Crassula aquatica Lowell Ahart; John Dittes 2009-9-7 16388 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC81112  Crassula aquatica Lowell Ahart 2001-8-28 9213 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  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
  CHSC39362  Crepis acuminata L. Ahart; P. Ahart 1983-8-17 4332 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  UC581281  Crepis acuminata G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2250 Plumas n Engelmine (sw slopes and ridge crest); Red Rock Comment
  CAS-BOT-BC290450  Crepis acuminata Anna Head 1921-8-14 s.n. Plumas Gray Eagle Trail, Feather River Region Comment
  UC625500  Crepis acuminata Frank W. Gould 1938-6-27 454 Plumas 5 mi n Blairsden 1371 Comment
  SEINET7837059 Image available Crepis bakeri W. Harnach, N. Harnach 1990-5-6 277 Plumas Sierra Valley, 2.25 road miles N of Sierra/Plumas Co. lin on A23. 1509 Comment
  UC346533  Crepis capillaris E. B. Babcock and M. Navashin 1928-6-26 138 a Plumas Meadow Valley 1158 Comment
  CDA17287  Crepis intermedia G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16314 Plumas Sierra Nevada; Willow Creek Rd. 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC290786  Crepis occidentalis subsp. occidentalis Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth 1524 Comment
  CHSC64070  Crepis pleurocarpa B. Castro; R. A. Schlising 1987-7-21 177 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42 on hillside below roads. 1539 Comment
  CHSC69202  Crepis pleurocarpa James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2555 Plumas Rich Gulch Rd. 3.0 mi N of Hwy. 70 on slope W of and adjacent to road (26N22) S of Red Mtn. turnoff. Comment
  SEINET10474587  Crepis pleurocarpa Mary Susan Taylor 1981-7-21 Taylor 4083 Plumas T24N R11E east center sec 19, Spring Garden quad. NE corner of jct of 25N42 and 401, above Squirrel Creek, ca. 3 air mi N of Spring Garden; Yellow Pine Forest dry woods; 4500 ft elev. 1372 Comment
  JEPS115527  Crypsis alopecuroides Lowell Ahart 2009-9-7 16391 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC80165  Cryptantha affinis L. P. Janeway 1996-6-12 5011 Plumas Northern High Sierra Nevada. 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  JEPS103310  Cryptantha affinis Lowell Ahart 2002-7-18 9870 Plumas On the N side of a small upper branch of Fall R., ca 100 yards N of Lumpkin Ridge Rd, ca 1 mile (air) SE of Tamarack Flat, ca 1/4 mile SW of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam 1701 Comment
  POM287900  Cryptantha affinis Lyman Benson 1932-7-29 3997 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  RSA726381  Cryptantha affinis L. Ahart, Josephine Guardino 2007-7-21 14374 Plumas About 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1814 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
  RSA95526  Cryptantha simulans J. T. Howell 1951-6-27 27572 Plumas Johnsville; Sierra Nevada 1585 Comment
  CHSC97211  Cryptantha torreyana Lowell Ahart; Josephine Guardino 2007-7-20 14350 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC70454  Cryptogramma acrostichoides Lowell Ahart 1980-9-17 2649 Plumas 1/2 mile west of Fowler Pk. 1800 Comment
  CAS-BOT-BC80527  Cupressus bakeri C. R. Quick; H. F. Wilcox 1962-10-1 62 -1 Plumas 1-1/2 miles west of Wheeler Peak 1996 Comment
  CAS-BOT-BC80529  Cupressus bakeri C. R. Quick; H. F. Wilcox 1962-10-1 62 -1 Plumas 1 1/2 mi. W. of Wheeler Peak Comment
  JEPS118405  Cuscuta subinclusa Lowell Ahart 2011-9-17 17677 Plumas Stems parasitizing Arctostaphylos patula, on the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam 1687 Comment
  SD7701  Cycladenia humilis var. humilis R. M. Austin 1879-1 Plumas Dutch Hill Comment
  PASA888  Cycladenia humilis var. tomentosa Margaret Stason 1932-6-23 449 Plumas Road between Mineral and Viola Comment
  JEPS102381  Cynoglossum officinale Lowell Ahart 2001-7-17 8910 Plumas about 2 1/2 air mi N of Humboldt Summit (E of a small branch of Butt Creek, sides of a poor logging road) 1828 Comment
  JEPS48999  Cypripedium californicum W. I. Follett 1938-6-4 114 Plumas Rich Gulch 1234 Comment
  RSA508639  Cypripedium californicum Mrs. R. M. Austin 1880-7-21 s.n. Plumas Mount Dyer 1829 Comment
  HSC73110  Cypripedium fasciculatum M. S. Taylor 1981-5-29 3817 Plumas S of Buckhorn Creek, 1 mi. SW of Grizzly Mtn, 13 air mi. NE of Pulga 1585 Comment
  CAS-BOT-BC70677  Cystopteris fragilis John Thomas Howell 1951-6-27 27635 Plumas Jamison Creek 1828 Comment
  CHSC100346  Cystopteris fragilis Lowell Ahart 2008-7-16 15090 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC44604  Cystopteris fragilis Vernon Oswald 1983-8-17 1002 Plumas Pacific Crest Trail ca. 2500 ft e of Humboldt Summit. 2011 Comment
  CHSC97183  Cystopteris fragilis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14017 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
  RSA212130  Cystopteris fragilis L. S. Rose 1969-6-23 69046 Plumas 10 mi SW of Quincy; La Porte Road 1250 Comment
  CAS-BOT-BC70679  Cystopteris fragilis Donald L. Branscomb 1958-7-1 s.n. Plumas Johnsville Comment
  CAS-BOT-BC189785  Dactylis glomerata Mary S. Clemens 1920-6-22 s.n. Plumas Quincy. Comment
  RSA508620  Damasonium californicum Mrs. R. M. Austin 1882-06 s.n. Plumas Big Meadows. Comment
  CDA17296  Damasonium californicum G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16324 Plumas Sierra Nevada; Few mi. E of Portola along Hwy 70, immed. adjacent to Hwy. 1554 Comment
  UCD150643  Damasonium californicum Tim Metcalf 1974-5-27 372 Plumas Three miles W of Loyalton; 1.5 mi. N of Rd. 49 on Harriet Ln. 1524 Comment
  UCD60518  Danthonia californica R. Tofsrud 1948-7-24 s.n. Plumas Between Quincy and Meadow Valley. Comment
  CAS-BOT-BC189658  Danthonia californica John Thomas Howell 1960-7-21 35806 Plumas Lassen Volcanic National Park. Terminal Geyser. 1828 Comment
  POM364999  Danthonia californica var. americana A. A. Beetle 1941-6-28 2772 Plumas west side of Lake Almanor 1829 Comment
  CAS-BOT-BC76203  Darlingtonia californica Mrs. Austin s.n. Plumas Unspecified. Comment
  RSA169469  Darlingtonia californica L. S. Rose 1963-6-3 s.n. Plumas Butterfly Valley, 2 miles W of Keddie. 1189 Comment
  UCD119083  Darlingtonia californica Barry Rice 2011-7-24 BR 110713 Plumas location unknown. 1560 Comment
  SEINET12007452  Darlingtonia californica C. C. Parry, Lemmon, J. G. 1876-1 s.n. Plumas Butterfly Valley, N. E. Cal Comment
  JEPS113920  Delphinium William Harnach 2006-5-29 1228 Plumas Sierra Valley 0.5 miles south of Hwy 70, on A-23, west at R/R crossing, then 1.5 miles along road. Comment
  SEINET5337985  Delphinium decorum L. Miller 1934-1 s.n. Plumas Near Portola, CA. Comment
  CAS-BOT-BC8923  Delphinium depauperatum Lewis Samuel Rose 1963-6-3 63103 Plumas Butterfly Valley, 2 mi. SW of Keddie 1066 Comment
  CHSC1450  Delphinium nudicaule R. Carter 1964-5-16 87 Plumas Feather R. ca. 1/4 mi. up E. side of Pauls Creek. 670 Comment
  CHSC55575  Delphinium nudicaule Steven Triano 1988-4-17 60 Plumas Along cliffs on w side of Hwy. 70, ca 0.1 mi s of Rock Creek Dam. 640 Comment
  SBBG2173  Delphinium nudicaule H. and M. Dearing 1939-5-9 3321 Plumas near Quincy Comment
  UC118647  Delphinium nudicaule Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC176192  Delphinium nudicaule A. A. Heller 1913-6-13 10836 Plumas near Marston Station 1066 Comment
  CAS-BOT-BC9860  Delphinium nudicaule John Thomas Howell; R. C. Barneby 1954-5-14 29558 Plumas 2 miles east of Blairsden 1493 Comment
  SEINET8663390  Delphinium nudicaule C. Tanner 1999-5-7 s.n. Plumas Along "Powerline Road," between C. Roy Carmichael School and unincorporated town of Delleker. 1490 Comment
  UCSB44166  Delphinium nudicaule Reisentz, Paul 1979-5-12 Plumas Lewisia Rock; 3 miles south of Beldon on Highway 70 Comment
  CAS-BOT-BC116096  Delphinium nuttallianum Anna Head 1920-7-1 s.n. Plumas Gravelly flats near Gold Lake, Feather River Region 1828 Comment
  CHSC60555  Delphinium nuttallianum L. P. Janeway 1992-5-14 4178 Plumas Plumas National Forest. Dotta Canyon; southwest side of Dotta Neck, 3.4 mi southeast from Beckwourth-Genesee Road. Meadow. 1716 Comment
  CHSC75525  Delphinium nuttallianum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3140 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
  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
  SBBG25600  Delphinium nuttallianum C. B. Hardham 1961-6-16 7474 Plumas Diamond Peak [Diamond Mountain] Comment
  CAS-BOT-BC116099  Delphinium nuttallianum Mrs. H. C. Cantelow 1941-5-21 s.n. Plumas 8 miles west of Quincy on Meadow Valley road Comment
  CAS-BOT-BC116110  Delphinium nuttallianum Alice Eastwood 1927-6-17 14631 Plumas United State Forest Reserve, Long Valley Comment
  CAS-BOT-BC116115  Delphinium nuttallianum R. C. Bacigalupi 1927-7-12 1730 Plumas Along Little Gray Eagle Creek, near Lakes Center Camp, Gold Lake region 1889 Comment
  CAS-BOT-BC116129  Delphinium nuttallianum Arthur L. Menzies 1965-1-1 s.n. Plumas Sierra Valley 1524 Comment
  RSA107041  Delphinium nuttallianum E. K. Balls, Lee W. Lenz 1955-5-13 20700 Plumas Between Tobin and Camp Rogers, U.S. Hwy 40. 610 Comment
  SEINET5338054  Delphinium nuttallianum A. A. Heller, P. B. Kennedy 1907-7-3 8702 Plumas Hills above Red Clover Valley. Comment
  UC725758  Delphinium nuttallianum A. A. Heller 1940-5-22 15665 Plumas in a wayside ditch along Hwy 89 3 mi s Prattville Comment
  CAS-BOT-BC122000  Delphinium variegatum Gladys L. Smith 1976-6-7 4598 Plumas Secondary road between Rte 70 and La Porte. 1950 Comment
  CDA31656  Deschampsia cespitosa A. A. Beetle 1941-6-28 2771 Plumas W side of Lake Almanor 0 Comment
  UC790916  Deschampsia cespitosa A. A. Beetle 1941-6-28 2771 Plumas w. side Lake Almanor Comment
  UCD61221  Deschampsia cespitosa R. Tofsrud 1949-6-1 Plumas Vicinity of Quincy. Comment
  CAS-BOT-BC192438  Deschampsia cespitosa subsp. cespitosa Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC192446  Deschampsia cespitosa subsp. cespitosa John Thomas Howell 1959-9-24 34897 Plumas Greenville 1097 Comment
  UCSB70492  Deschampsia cespitosa subsp. cespitosa Ahart, Lowell; Dittes, John; Guardino, Josephine 2009-7-29 Plumas South side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CAS-BOT-BC198157  Deschampsia danthonioides L. P. Janeway 1992-6-4 4219 Plumas Along northeast side of Middle Fork Feather River at mouth of Bonta Creek, below the Mohawk Ranger Station - Plumas National Forest, Beckwourth Ranger District 1316 Comment
  HSC8598  Deschampsia danthonioides L. S. Rose 1968-6-10 68083 Plumas Quincy Meadow 1037 Comment
  UC1024660  Deschampsia elongata Leo Whitney 1934-8-6 2190 Plumas ca. 10 mi. n.w. Portola (Big Grizzley Valley); Plumas Nat'l Forest, Big Grizzley Valley 1828 Comment
  UC570179  Descurainia incisa subsp. filipes E. Sawyer 1935-6-10 89 Plumas 4.5 mi se Sugarloaf; Sierraville Quad. 1493 Comment
  CHSC36944  Descurainia pinnata M. S. Taylor 1982-9-13 5128 Plumas Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  CHSC97095  Dianthus armeria subsp. armeria Lowell Ahart; Josephine Guardino 2007-7-20 14309 Plumas South of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  JEPS113668  Dianthus armeria subsp. armeria Lowell Ahart, Josephine Guardino 2007-7-20 14309 Plumas South of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  JEPS16225  Dicentra formosa Helen-Mar Wheeler 1944-8-24 647 Plumas near Cascade Creek (sw Plumas County) Comment
  RSA66695  Dicentra formosa subsp. formosa F. W. Peirson 1926-6-22 6816 Plumas Trail to Devil's Kitchen, Lassen National Park Comment
  SEINET10839078  Dicentra uniflora Lowell Ahart, Peter Ahart 1983-6-28 Ahart 4169 Plumas On the high banks of the South Fork of the Feather River, a little sw of the Feather Frok Mine, ca. 1.5 mi ne of Little Grass Valley Reserv., ca. 5.5 mi n of La Porte. Red Fir Forest. 1750 Comment
  CAS-BOT-BC242665  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7157 a Plumas Lassen National Park, Devils Kitchen, Hot Springs Creek canyon, 1.5 miles W. of Drakesbad 1859 Comment
  CAS-BOT-BC246542  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7164 a Plumas Lassen National Park, Drakesbad, 1/8 mile south of guest houses, slope above Hot Springs Creek, edge of warm water from hot springs 1676 Comment
  UCR101221  Dichanthelium acuminatum subsp. fasciculatum L. C. Wheeler 1959-7-14 7562 Plumas Middle Fork Feather River: McCarthy Bar Comment
  JEPS70588 Image available Dichanthelium acuminatum subsp. thermale W. L. Jepson 1910-6-6 4082 Plumas Devil's Kitchen; Hot Springs Valley; Devil's Kitchen, Hot Springs Valley, Plumas Co. 1889 Comment
  UC333374  Dichelostemma multiflorum unknown Jun 1889 Plumas Mohawk Valley Comment
  RSA0112642  Dieteria canescens var. canescens Lowell Ahart 2013-9-11 19025 Plumas On both sides of the paved road, on the north side of Antelope Lake, about 1/2 miles west of Antelope Creek, about 16 miles (air) northeast of Taylorsville. 1584 Comment
  CHSC69525  Digitaria ischaemum Lowell Ahart 1997-9-11 7907 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/2 mile south of Mosquito Creek, about 4 1/2 miles (air) northeast of Belden. 792 Comment
  CAS-BOT-BC151815  Diplacus mephiticus Lewis S. Rose 1939-6-8 39256 Plumas N. Fork of Feather river, 11 mi. sw. of Belden 609 Comment
  CAS-BOT-BC151853  Diplacus mephiticus David D. Keck 1932-7-6 1714 Plumas Eight miles north of Greenville on road to Prattville - Sierra Nevada 1463 Comment
  CHSC87841  Diplacus pygmaeus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11050 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote. 1777 Comment
  CAS-BOT-BC153950  Diplacus pygmaeus Wayne Dakan 1978-6-21 s.n. Plumas Ca. 1/2 mile west of Almanor (probably near Hwy. 89) 1389 Comment
  CAS-BOT-BC151685  Diplacus torreyi Milo S. Baker 1926-8-30 323 b-26 Plumas Lee's Camp Comment
  CAS-BOT-BC151691  Diplacus torreyi G. Schoolcraft 1987-6-17 1743 Plumas About 2 miles N. of Chester 1402 Comment
  CAS-BOT-BC151693  Diplacus torreyi Lewis S. Rose 1939-6-8 39270 Plumas S. end of Lake Almanor 1371 Comment
  UC673360  Dodecatheon alpinum Herbert L. Mason 1924-6-19 1077 Plumas near the base Mt. Elwell (near the outlet of Bear Lake); nr outlet Bear Lake, near base Mt. Elwell Comment
  CHSC20831  Downingia bacigalupii K. R. Stern 1975-7-23 5820 Plumas NW shore of Lake Almanor. 1371 Comment
  UC1191994  Downingia bacigalupii Malcolm A. Nobs and S. Galen Smith 1949-8-18 1370 Plumas just s Chester (Last Chance Marshes at n end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  JEPS14447  Downingia bacigalupii R. H. Platt 1891-1 Plumas Big Meadow Sierras Comment
  RSA93300  Downingia bacigalupii J. T. Howell 1926-7-30 2166 Plumas Near Prattville on Lake Almonor Comment
  SJSU14214  Downingia bicornuta N. A. Hopkins 1989-5-27 1496 Plumas by Marble Hot Springs Rd c. 0.25 E of Sattley- Beckwourth Rd 1524 Comment
  RSA189334  Draperia systyla L. S. Rose 1967-7-12 67141 Plumas Cresta, N Fork, Feather River. 762 Comment
  CHSC97387  Drosera X obovata Jenny Marr; Craig Carter 2006-5-29 238 Plumas Cascade Range High. Plants collected at the southe ... Field redacted by CHSC, contact the data manager for more information 1676 Comment
  JEPS84395  Drosera X obovata V. Oswald and W. Dempsey 1989-8-24 3968 Plumas ca 13 air mi s Chester; Humbug Valley, Big Springs 1316 Comment
  UCD99510  Drosera anglica Barry Rice 2009-7-5 BR 090704 Plumas at Robbers Spring. Comment
  CHSC34010  Drosera rotundifolia M. S. Taylor 1981-6-15 3906 Plumas N side of Bucks Lake Rd, 0.2 mi n of Bucks Summit. ... Field redacted by CHSC, contact the data manager for more information 1645 Comment
  RSA0011666  Drosera rotundifolia L. C. Wheeler 1959-7-16 7573 Plumas Butterfly Valley. Comment
  SEINET10448022  Drosera rotundifolia Mary Susan Taylor 1981-6-15 Taylor 3906 Plumas T24N R8E sw/nw sec 32. Bucks Lake quad. N side of Bucks Lake Rd, 0.2 mi N of Bucks Summit, in saturated mossy seep within Montane Chaparral, ca. 4 air mi SW of Meadow Valley. 5400 ft elev. 1646 Comment
  CAS-BOT-BC159587  Drymocallis glandulosa var. glandulosa Lowell Ahart 1986-7-8 5350 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte 1981 Comment
  JEPS48883  Drymocallis glandulosa var. reflexa Esther C. Fritz 1933-1 Plumas Schneider Meadow 1188 Comment
  SJSU7502  Drymocallis lactea var. austiniae Lewis S. Rose 1968-6-11 68098 Plumas Confluence of Butterfly Cr & Spanish Cr near Keddie 975 Comment
  UC114408  Drymocallis pseudorupestris var. saxicola Mrs. R. M. Austin July 1896-July 1899 387 Plumas Lassens Peak Comment
  CHSC46621  Dulichium arundinaceum V. Oswald; L. Ahart, L. Hanson 1989-7-31 3901 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. 1670 Comment
  JEPS122327  Dysphania botrys Lowell Ahart 2014-9-9 19839 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  JEPS122165  Elatine Lowell Ahart 2014-8-20 19710 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  CHSC112616  Elatine rubella Lowell Ahart 2013-9-11 19023 W Plumas Strand of Antelope Lake, where Boulder Creek enters the lake, Antelope Lake, about 15 miles (air) northeast of Taylorsville. 1549 Comment
  CHSC81169  Eleocharis acicularis Lowell Ahart 2001-8-29 9230 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  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
  SEINET11750486  Eleocharis acicularis Unknown 1985-1 5125 Plumas Little Grass Valley Reservoir, where South Fork Feather River flows in lake ca 4.25 mi NE of LaPorte 1585 Comment
  CHSC97085  Eleocharis acicularis var. acicularis Lowell Ahart; Josephine Guardino 2007-7-20 14325 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  JEPS113679  Eleocharis acicularis var. acicularis Lowell Ahart, Josephine Guardino 2007-7-20 14325 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  CHSC90303  Eleocharis bella L. P. Janeway 1994-8-24 4745 Plumas Northern High Sierra Nevada. Along small creeklet about 500 ft south of Meadow Valley Creek between Little Schneider Creek and Rock Creek. 1127 Comment
  CAS-BOT-BC113510  Eleocharis bella John Thomas Howell 1926-7-24 2112 Plumas Lake Almanor, near Prattville 1371 Comment
  JEPS102596  Eleocharis engelmannii Lowell Ahart 2001-10-16 9376 Plumas On the north side of a bank and a small stream, on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  JEPS102764  Eleocharis engelmannii Lowell Ahart 2001-8-28 9197 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  CAS-BOT-BC112914  Eleocharis macrostachya Lowell Ahart 1980-10-6 2680 Plumas About 1 mile south of La Porte Comment
  RSA184932  Eleocharis obtusa var. engelmannii L. S. Rose 1966-7-27 66069 Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  CAS-BOT-BC113158  Eleocharis palustris Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  SEINET9084151  Eleocharis parishii L. Ahart 1997-9-11 7899 Plumas On the W edge of Caribou Road, on the W side of the North Fork of the Feather River, ca 1.8 mile S of mosquito Creek, ca 5 air miles NE of Belden. 792 Comment
  UC1561236  Elodea canadensis Barbara Ertter 1988-10-21 7998 Plumas 1.5 mi e Chester (e end of causeway, on Hwy 36, submerged in Lake Almanor, s of road); Lake Almanor 1341 Comment
  CHSC21817  Elymus F. T. Griggs; A. Pass 1975-7-12 177 Plumas Bucks Lake. Comment
  CAS-BOT-BC227606  Elymus elymoides John Thomas Howell 1977-6-20 52413 Plumas On the peninsula of Lake Almanor 1371 Comment
  CAS-BOT-BC227727  Elymus elymoides Clare B. Hardham 1975-8-2 20466 Plumas Black Mt. 2133 Comment
  UCR17479  Elymus elymoides Frank C. Vasek 1975-7-10 750710- 27 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  CHSC52757  Elymus elymoides subsp. californicus L. P. Janeway 1990-8-2 3822 Plumas Plumas National Forest. Along Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge. 2057 Comment
  CHSC53184  Elymus elymoides subsp. elymoides L. P. Janeway 1989-6-23 3390 Plumas Plumas National Forest. Upper slopes of ridge overlooking Crocker Cr from the east. 1874 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
  UC1132968  Elymus elymoides subsp. elymoides E. Sawyer 1935-7-12 285 Plumas 3 1/2 mi e Beckwith Butte; Sierraville Quadrangle Comment
  UC1132969  Elymus elymoides subsp. elymoides C. W. Hanks 1934-8-8 21 Plumas ridge top n Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  UCR123674  Elymus elymoides subsp. elymoides George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6876 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  UCD62308  Elymus glaucus John Thomas Howell 1959-9-26 35054 Plumas Near Virgilia. 841 Comment
  CAS-BOT-BC206502  Elymus glaucus subsp. glaucus Clare B. Hardham 1978-8-11 21771 Plumas In volcanic area about 5 miles southeast of Thompson Peak Comment
  CHSC115893  Elymus glaucus subsp. glaucus L. P. Janeway 2015-7-29 11812 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  CHSC112379  Elymus hispidus L. P. Janeway 2014-7-17 11562 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; 0.5 km north of Long Valley Creek, along the dryish eastern edge of the large meadow on the northwest side of Happy Valley. 1746 Comment
  POM359953  Elymus multisetus Alice S. Mulford 1944-8-12 s.n. Plumas S.W. side of Mohawk Terrance 1341 Comment
  RSA299170  Elymus repens J. T. Howell 1959-9-25 35036 Plumas Quincy 1037 Comment
  CHSC108083  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
  CHSC63488  Elymus sierrae Lowell Ahart 1994-7-20 7484 Plumas Plumas and Sierra counties. 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
  UC641648  Elymus trachycaulus G. L. Stebbins Jr. 1939-7-9 2928 Plumas Meadow View Ranger Station; along rivulet 1889 Comment
  JEPS113661  Elymus trachycaulus subsp. subsecundus Lowell Ahart, Josephine Guardino 2007-7-20 14320 Plumas South of a small drainage, northeast edge of a large meadow, south of Lighting Tree Campground, west of the paved road, east side of Lake Davis 1789 Comment
  SEINET7292780 Image available Elysitanion hansenii John Thomas Howell 1977-1 52415 Plumas Sierra Nevada; Peninsula of Lake Almanor 1372 Comment
  SBBG32406  Elytrigia intermedia L. S. Rose 1968-6-10 68088 Plumas Quincy 1036 Comment
  CHSC101950  Elytrigia intermedia subsp. intermedia Lowell Ahart; John Dittes 2009-7-13 16040 Plumas On dry soil, on the east side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  JEPS107604  Elytrigia intermedia subsp. intermedia Lowell Ahart, Josephine Guardino 2005-8-10 12310 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  CAS-BOT-BC392227  Enemion stipitatum W. I. Follett; Evelyn B. Follett 1952-5-3 s.n. Plumas Rich Gulch 1173 Comment
  RSA144905  Epilobium angustifolium subsp. circumvagum J. W. MacSwain 1959-8-13 59 -152 Plumas 3.5 miles east of Bucks Lake Lodge Comment
  RSA246597  Epilobium brachycarpum Robert F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42352 Plumas Plumas National forest: Along Highway 70, 2 miles N of Quincy 1098 Comment
  CHSC81135  Epilobium campestre Lowell Ahart 2001-8-29 9229 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC171710  Epilobium canum subsp. latifolium Lewis S. Rose 1932-9-5 32615 Plumas Jamison Lake 1889 Comment
  CAS-BOT-BC171715  Epilobium canum subsp. latifolium Mrs. H. C. Cantelow 1940-10-4 s.n. Plumas Feather River Canyon Comment
  CHSC42029  Epilobium canum subsp. latifolium Lowell Ahart 1986-9-10 5392 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
  CHSC82463  Epilobium ciliatum subsp. ciliatum Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9823 Plumas In a logged over area on the south side of Forest Road 22N94, east of Forest Road 22N94E, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1606 Comment
  JEPS39279  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1924-7-25 10638 Plumas Meadow Valley 1158 Comment
  SBBG21925  Epilobium ciliatum subsp. ciliatum D. Myrick 1964-7-19 877 Plumas Dream Lake, Drakesbad 1828 Comment
  CHSC63646  Epilobium densiflorum B. Castro; R. Zebell 1989-7-20 328 Plumas Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy. 1539 Comment
  SEINET12867922  Epilobium densiflorum A. Kowal, S. Batiuk 2011-9-1 NV 030 -635 Plumas Near administrative Office at Grizzly Creek Ranch. 1504 Comment
  SEINET9720233  Epilobium densiflorum A. A. Heller, P. B. Kennedy 1907-7-16 8863 Plumas Genessee Valley near Genessee Comment
  UC1075721  Epipactis gigantea Robert J. Weatherby 1955-8-4 1671 Plumas No Ear Bar Middle Fork Feather River 914 Comment
  SEINET10470021  Epipactis gigantea Mary Susan Taylor 1981-7-26 Taylor 4110 Plumas T26N R7E nw1/4 se1/4 sec. 33. Almanor SW. Quincy RD. N side of Caribou Rd., just E of where French Creek crosses, 4.4 mi NE of jct Caribou Rd and Hwy 70 near Beldon. 945 Comment
  CAS-BOT-BC58025  Equisetum John Thomas Howell 1967-6-22 42648 Plumas Sierra Nevada, Rock Creek Power House, Canyon of the Feather River North Fork. 548 Comment
  CAS-BOT-BC57000  Equisetum arvense E. K. Balls 1950-8-31 15532 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1097 Comment
  RSA0091210  Equisetum arvense Bonnie C. Templeton 1968-1 11283 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC57405  Equisetum laevigatum Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Drakesbad Comment
  CAS-BOT-BC284069  Eragrostis pectinacea var. pectinacea Lowell Ahart 1981-9-6 3107 Plumas 1 1/2 miles SW of Crescent Mills, Sierra Nevada 1200 Comment
  RSA59280  Eremocarpus setiger E. K. Balls 1950-9-4 15577 Plumas Opposite Feather River Experiment station, across Hwy. 24, 4 miles north of Quincy. 1067 Comment
  CHSC21716  Eremogone cliftonii F. T. Griggs; A. Pass 1975-7-8 120 Plumas Buck's Lake Forest Service Survey. Comment
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  CHSC36923  Eremogone congesta var. congesta M. S. Taylor; M. Foster 1981-6-3 3844 Plumas W side of 24N10, ca. 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola. 1767 Comment
  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
  CAS-BOT-BC174297  Eremogone congesta var. suffrutescens Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Indian Valley Comment
  RSA0124154  Eriastrum signatum L. S. Rose 1955-7-19 55140 Plumas Beckworth Pass. 1494 Comment
  CHSC62427  Ericameria bloomeri L. P. Janeway 1993-9-28 4603 Plumas Plumas National Forest. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River. 1499 Comment
  CHSC67343  Ericameria bloomeri James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2565 Plumas Red Mtn. Rd. above junction with Rich Gulch Rd., N of Hwy. 70. Comment
  RSA507813  Ericameria bloomeri J. C. Semple, S. Heard 1986-8-13 8414 Plumas Between La Porte and Quincy, Little Grassy Lake Road, near Little Grassy Valley Rec. Area Comment
  UC1037325  Ericameria bloomeri Leo Whitney 1934-8-19 1893 Plumas 9 mi n Mohawk and Blairsden (w slope Grizzly Ridge); Plumas National Forest, Grizzly Ridge 2133 Comment
  JEPS31327  Ericameria greenei W. L. Jepson 1939-8-12 19385 Plumas sw edge, Lassen County Honey Lake; Diamont Mts., Black Mountain 1981 Comment
  CAS-BOT-BC294287  Ericameria nauseosa var. speciosa Milo S. Baker 1926-8-23 296 c-'26 Plumas Lee's Camp Comment
  CAS-BOT-BC299440  Ericameria nauseosa var. speciosa Lewis S. Rose 1932-9-4 32605 Plumas Eureka Lake 1889 Comment
  JEPS103368  Ericameria nauseosa var. speciosa Lowell Ahart 2002-10-19 10003 Plumas Forest on the S side of the dirt road, ca 1/4 mile E of Humboldt Road, ca 1 3/4 miles (air) NE of Humboldt Summit. 1750 Comment
  JEPS21501  Ericameria nauseosa var. speciosa W. L. Jepson 1939-7-31 19293 Plumas slope w of Meadow Valley 1524 Comment
  JEPS21515  Ericameria nauseosa var. speciosa W. L. Jepson 1918-8-17 8033 Plumas Sierra Valley 1524 Comment
  SBBG50454  Ericameria nauseosa var. speciosa J. T. Howell 1974-9-20 50902 Plumas near Spring Garden 1158 Comment
  UC203269  Ericameria parryi var. nevadensis I. M. Johnston 1919-9-2 2180 Plumas Portola Comment
  CAS-BOT-BC58396  Erigeron bloomeri R. C. Wenk 2009-7-13 1118 Plumas Plumas N.F., Frenchman Lake, Little Last Chance Creek Road, 1.2 air mi. WNW of reservoir dam 1750 Comment
  CAS-BOT-BC297148  Erigeron concinnus var. concinnus John Thomas Howell 1951-8-19 28176 Plumas Near Paxton, Sierra Nevada 914 Comment
  CAS-BOT-BC295995  Erigeron divergens Gordon H. True; John Thomas Howell 1969-6-23 45838 Plumas 4.7 miles north of Nelson Point on road to Quincy 1188 Comment
  CAS-BOT-BC296016  Erigeron divergens John Thomas Howell 1924-8-10 611 Plumas Crescent Mills 1219 Comment
  JEPS16776  Erigeron divergens Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4348 Plumas about 2 mi e Greenville (along side of road from Greenville to Indian Agency); Indian Valley 1005 Comment
  JEPS125976  Erigeron eatonii var. plantagineus D. W. Taylor 2001-6-20 17803 Plumas Plumas National Forest; ridge dividing Middle Creek from Indian Creek, ca 2.5 air miles SSW of Antelope Lake Dam. Comment
  JEPS21563  Erigeron eatonii var. plantagineus L. T. Dempster 1958-7-13 1155 Plumas about 5 mi s Beckwourth (meadow beside road) 1493 Comment
  JEPS41395  Erigeron glacialis var. glacialis Mrs. Emanuel Esther C. Fritz 1933-7-15 Plumas on summit near road Spanish Peak 2133 Comment
  CAS-BOT-BC295228  Erigeron inornatus John Thomas Howell; Gordon H. True 1973-7-31 50127 Plumas On road from Janesville to Thompson Peak, Diamond Range 1981 Comment
  CAS-BOT-BC295421  Erigeron inornatus var. calidipetris Clare B. Hardham 1978-8-12 21815 Plumas West of Bagby Pass 1981 Comment
  CHSC105677  Erigeron inornatus var. inornatus Lowell Ahart 2010-10-21 17307 Plumas About 5 yards west of the spring, on the south side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak. 1928 Comment
  CHSC92955  Erigeron inornatus var. inornatus L. P. Janeway 2005-7-31 8507 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak. 1875 Comment
  CHSC102707  Erigeron lassenianus var. deficiens Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16160 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
  JEPS103409  Erigeron lassenianus var. deficiens Lowell Ahart 2002-7-18 9855 Plumas Basalt ridge, ca 1/8 mile N of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) NW of La Porte. 1743 Comment
  CAS-BOT-BC295489  Erigeron lassenianus var. lassenianus Mrs. H. C. Cantelow 1939-5-20 2547 Plumas Meadow Valley Comment
  JEPS127126  Erigeron miser Lowell Ahart 2016-8-30 21333 Plumas About 20 yards east of the La Porte - Quincy Road, Onion Valley, about one mile (air) northwest of Pilot Peak. Comment
  CAS-BOT-BC295785  Erigeron petrophilus var. sierrensis L. P. Janeway 1993-7-15 4442 Plumas Plumas National Forest, Quincy Ranger District. Flat on top of saddle between Bean Creek (a tributary of upper Spanish Creek) and Berry Creek (a tributary of East Branch North Fork Feather River) 1569 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-BC295793  Erigeron petrophilus var. sierrensis John Thomas Howell 1951-6-27 27625 Plumas Jamison Creek 1828 Comment
  CHSC46919  Erigeron petrophilus var. sierrensis Lowell Ahart 1981-7-21 2945 Plumas Near the head of Dixon Creek, 1/8 mile below the Buzzards Roost Ridge, about 1 1/2 miles northwest of Pilot Peak. 1676 Comment
  CHSC61781  Erigeron petrophilus var. sierrensis Lowell Ahart 1993-9-10 7225 Plumas Near the west side of the South Fork of the Feather River, on the north side of the dirt road, about 1 (air) mile south-west of Pilot Peak. 2072 Comment
  CHSC61907  Erigeron petrophilus var. sierrensis L. P. Janeway 1993-7-15 4442 Plumas Plumas National Forest. Flat on top of saddle between Bean Creek (a tributary of upper Spanish Creek) and Berry Creek (a tributary of East Branch North Fork Feather River). 1569 Comment
  CHSC116162  Eriodictyon lobbii Lowell Ahart 2015-7-4 20292 Plumas On the north side of the paved road, about 1 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 2 1/2 miles (air) north of Little Grass Valley Reservoir dam. 1720 Comment
  SBBG62000  Eriogonum douglasii A. A. Heller, P. B. Kennedy 1907-7-4 Plumas E of Red Clover Valley Comment
  SEINET5329131  Eriogonum douglasii var. meridionale W. Harnach, N. Harnach 1989-5-27 119 Plumas Sierra Valley; Turnoff of Marble Lane and Co. Rd. A-23 1490 Comment
  CAS-BOT-BC246535  Eriogonum elatum var. elatum John Thomas Howell 1955-7-19 30747 Plumas Beckwourth 1493 Comment
  SBBG64034  Eriogonum lobbii L. G. Yates 1895-1 Plumas Plumas County [no specific locality] Comment
  SEINET11933189  Eriogonum lobbii M. S. Taylor 1982-1 4930 Plumas Greenville SW quad. Mt Hough summit, ca 7 air mi NNe of Quincy 2204 Comment
  CAS-BOT-BC267327  Eriogonum luteolum var. pedunculatum Mrs. Jos Clemens 1919-10-27 s.n. Plumas Taylorsville Comment
  OBI78417  Eriogonum luteolum var. pedunculatum Carl B. Wolf 1937-8-6 9066 Plumas Northern Sierra Nevada, Mohawk valley, 2 mi N of Blairsden 1341 Comment
  UC1776760  Eriogonum marifolium G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13246 Plumas Bull Run Creek off USFS 23N12E. 2100 Comment
  CAS-BOT-BC263310  Eriogonum marifolium var. marifolium Robert J. Weatherby 1955-6-22 1539 Plumas Spanish Peak 2133 Comment
  CHSC63466  Eriogonum marifolium var. marifolium Lowell Ahart 1994-7-20 7477 Plumas Open bare area, north of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. Label says Sierra County also. 1981 Comment
  CAS-BOT-BC261587  Eriogonum nudum var. nudum M. S. Taylor 1982-7-7 4783 Plumas N side of 23N26 just e of its jct with 23N35, s side of Big Hill, ca. 3 air mi s of Sloat 1615 Comment
  CDA19226  Eriogonum nudum var. oblongifolium G. D. Barbe, T. C. Fuller 1982-6-17 3799 Plumas Plumas National Forest; Junction Gold Lake Road with Highway 89 between Graegle and Clio. 6 mi N of Sierra Co line. 1371 Comment
  CAS-BOT-BC271972  Eriogonum nudum var. pubiflorum John Thomas Howell 1960-7-19 35635 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC20776  Eriogonum nudum var. pubiflorum K. R. Stern 1975-7-23 5859 Plumas W shore of Lake Almanor. 1371 Comment
  RSA325151  Eriogonum ovalifolium var. nevadense M. S. Taylor, M. Foster 1981-6-8 3873 Plumas Grizzly Valley quad, N side of 24N08, just N of jct with 25N93, 1/2 way betw Bagley Pass and Red Clover Valley, alt 1.5 miles N of W end of Lake Davis. 1707 Comment
  RSA7883  Eriogonum pedunculatum H. A. Barker 1927-7-16 818 Plumas Along Feather River near Mohawk. 1372 Comment
  RSA766303  Eriogonum spergulinum Joseph A. Ewan 1934-6-27 8277 Plumas Along Mt. Elwell trail above Long Lake. Sierra Nevada. 2104 Comment
  UC1075638  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas side of Mt. Elwell Lakes Basin Area, Mt. Elwell 2225 Comment
  UCD101249  Eriogonum spergulinum var. reddingianum John Thomas Howell 1960-7-18 35577 Plumas Drakesbad. 1676 Comment
  SEINET11933012  Eriogonum spergulinum var. reddingianum W. Knight, Knight, I. 1983-1 4904 Plumas meadow in yellow pine plant community 6 mi out of Chester on road to Drakesbad Comment
  CHSC53053  Eriogonum strictum var. anserinum L. P. Janeway 1989-6-16 3329 Plumas Plumas National Forest Beckwourth Ranger District. NE-facing slopes of Crocker Mtn overlooking Red Clover Valley. 1828 Comment
  CHSC63467  Eriogonum strictum var. anserinum Lowell Ahart 1994-7-20 7483 Plumas Open bare area, on both sides of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. Label said both Plumas and Sierra County. 1981 Comment
  SEINET5331655  Eriogonum strictum var. anserinum A. A. Heller, P. B. Kennedy 1907-7-5 8741 Plumas Hills above Red Clover Valley. 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
  CAS-BOT-BC267495  Eriogonum umbellatum L. P. Janeway 1992-7-8 4249 Plumas Plumas National Forest, Beckwourth Ranger District. 0.15 mi south of Beckwourth-Genesee Road, 0.7 mi northwest of Clover Valley Ranch 1676 Comment
  CAS-BOT-BC268015  Eriogonum umbellatum var. furcosum John Thomas Howell 1926-7-27 2148 Plumas Near Prattville 1676 Comment
  CHSC106215  Eriogonum umbellatum var. nevadense Arthur C. Barrett 2011-7-18 23 Plumas Plumas National Forest. Meadow View Ranger Station. 1874 Comment
  CHSC97177  Eriogonum umbellatum var. nevadense Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14050 Plumas About 100 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  JEPS102632  Eriogonum umbellatum var. nevadense Lowell Ahart 2001-7-11 8895 Plumas Large outcrop SW of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville, about 5 1/2 miles (air) east of Lake Almanor. 2042 Comment
  JEPS113562  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
  LA207047  Eriogonum umbellatum var. nevadense Joseph Andorfer Ewan; 1934-7-16 8511 Plumas Sierra Nevada, Long Lake, Mt. Elwell region 2072 Comment
  JEPS113888  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-8-12 9161 Plumas Northern High Sierra Nevada; Ridgetop on N side of Oak Ridge, 1.4 air km N-NW of Grizzly Summit. 1743 Comment
  RSA724902  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-7-13 9174 Plumas French Hill and western end of Red Mountain, near Rd.. 23N69; above the head of Frizier Creek. 1786 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
  CDA22672  Eriogonum ursinum D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .289 Plumas Plumas Eureka State Park. S Johnsville Comment
  JEPS102415  Eriogonum ursinum Lowell Ahart 2001-7-17 8925 Plumas Outcrops, on the SE side of a logging road, SE of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS98963  Eriogonum ursinum Lowell Ahart 2001-7-17 8925 Plumas Outcrops, on the SE side of a logging road, SE of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC412901  Eriogonum ursinum Mrs. R. M. Austin July 1896 832 Plumas Lassen's Peak Comment
  UC54220  Eriogonum ursinum H. M. Hall and E. B. Babcock July 1903 4443 Plumas Genessee Valley Sierra Nevada Mountains, Genessee Valley 1097 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
  NY399806  Eriogonum ursinum R. M. Austin s.n. Plumas Lights [illegible] Canyon Comment
  UC635516  Eriogonum ursinum Herbert L. Mason 1924-6-18 1055 Plumas near summit of road between Graeagle and Gold Lake Comment
  UC726564  Eriogonum ursinum A. A. Heller 1938-7-2 15236 Plumas plain 3 mi e Quincy 1097 Comment
  CHSC65823  Eriogonum ursinum var. ursinum L. P. Janeway 1995-7-23 4868 Plumas Hartman Bar Ridge; south side of top of Franklin Hill. 1737 Comment
  CAS-BOT-BC264123  Eriogonum vimineum M. S. Taylor 1982-8-12 4983 Plumas Along Jackson Creek Road (23N48), ca. 1 mi. NW of Mt. Jackson, ca. 5 air mi NW of Mohawk 1645 Comment
  CAS-BOT-BC443997  Eriogonum vimineum James L. Reveal 1975-8-24 3975 Plumas Along California Highway 70 in the Feather River Canyon, 0.5 mile northeast of Twain and 2.5 miles northeast of the Hallstead Campground 876 Comment
  JEPS95126  Eriogonum vimineum Lowell Ahart 1997-9-11 7905 Plumas about 1/2 mi s of Mosquito Creek (about 4 1/2 air mi ne of Beldon, on the e edge of Caribou Road, on w side of the North Fork of the Feather River); North Fork of the Feather River 792 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
  CHSC78747  Eriophorum gracile L. P. Janeway 2000-7-7 6880 Plumas Northern High Sierra Nevada. Seepy springy mossy drainage bottom at head of an upper northern branch of Spanish Creek, about 1.1 km northeast of Maple Flat. 1609 Comment
  CHSC21660  Eriophyllum lanatum D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. 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
  UC1118258  Eriophyllum lanatum var. grandiflorum D. Axelrod 1934-6-9 28 Plumas 2 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC896351  Eriophyllum lanatum var. grandiflorum A. A. Heller 1938-5-30 15133 Plumas on a roadside bank near Rich Bar 914 Comment
  SEINET10475234  Eriophyllum lanatum var. grandiflorum Mary Susan Taylor 1981-7-29 Taylor 4145 Plumas T25N R11E nw 1/4 sec 13. Genesse Valley quad. In granite rd embankment, E side of 25N41-Flournoy Grade, 2.2 mi S of Flournoy Bridge, ca. 3 air mi e of Genesse. 5100 ft. 1554 Comment
  CAS-BOT-BC308262  Eriophyllum lanatum var. integrifolium M. S. Taylor 1981-5-10 3665 Plumas N side of Genesee Valley Road, ca. 4 air mi. W of Genesee 1097 Comment
  CAS-BOT-BC308272  Eriophyllum lanatum var. integrifolium Alice Eastwood 1927-6-19 14712 Plumas Keddie Comment
  CHSC101852  Erodium cicutarium Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15883 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line. 1374 Comment
  JEPS113936  Eryngium alismifolium W. and N. Harnach 2000-8-23 998 Plumas Sierra Valley 1 mile west of the Steel Bridge on Marble Lane. Comment
  SEINET11991678  Erysimum asperum Unknown 1984-1 11 Plumas ca 40 mi NE of Oroville & 150 yds W of North Fork Feather River 610 Comment
  CAS-BOT-BC54325  Erysimum capitatum Lowell Ahart 1986-7-8 5349 Plumas About 1 mile northwest of Pilot Peak, about 14 miles northeast of La Porte. 1981 Comment
  CHSC55680  Erysimum capitatum Ben Cunningham 1991-4-20 Plumas Ca. 1.4 mi s of Rock Creek Dam and 10 ft w of Highway 70, 35a mi s of Greenville. 731 Comment
  HSC22971  Erysimum capitatum John Pratt 1970-6-30 53 Plumas Humboldt Summit Comment
  CHSC52516  Erysimum capitatum var. capitatum L. P. Janeway 1990-5-19 3721 Plumas Plumas National Forest. Small creek west of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley. 1402 Comment
  CAS-BOT-BC55104  Erysimum perenne W. W. Wagner 1919-6-29 294 Plumas Grizzley Ridge. 1981 Comment
  CHSC79710  Erysimum perenne G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-15 13207 Plumas Northern California; Sierra Nevada Flora - Plumas National Forest. 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. [Original lat./long. on label is '39 54 N; 120 45 W']. 1615 Comment
  CHSC107462  Erythranthe breweri Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-7-6 20 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
  CHSC21349  Erythranthe guttata F. T. Griggs; A. Pass 1975-7-8 97 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC153618  Erythranthe moniliformis M. S. Taylor 1982-8-10 4952 Plumas End of spur rd off Seneca Rd (306) at Salmon Creek, ca. 2 air mi sw of Canyon Dam 1524 Comment
  CHSC24243  Erythranthe primuloides K. R. Stern 1975-7-29 Plumas NW side of Lake Almanor. Comment
  CHSC63974  Erythronium purpurascens B. Castro; L. Gehrung 1994-6-6 514 Plumas Ca 1.5 mi S of the Hogback, 0.6 mi NNW of Onion Valley Res, immediately E of County Rd. 511. At edge of access road to Fingerboard Pit (mine site), on E-facing slopes of Washington Hill. 1965 Comment
  JEPS100358  Erythronium purpurascens Dean W. Taylor 2001-6-6 17780 Plumas ridge about 1 mile North of Lexington Hill (ca. 1.5 air miles NW of La Porte) 1706 Comment
  CAS-BOT-BC110552  Eschscholzia John Thomas Howell 1955-7-19 30752 Plumas Sierra Nevada. Beckwourth. 1493 Comment
  SD46744  Eucephalus breweri Robert J. Weatherby 1950-8-11 1519 Plumas Mt. Elwell, Lakes Basin Area. 2285 Comment
  UCD23354  Euonymus occidentalis var. occidentalis E. W. Jameson 1949-6-27 s.n. Plumas 3 miles east of Quincy. 1127 Comment
  SEINET10453751  Euphorbia crenulata Lowell Ahart, Peter Ahart 1985-7-1 Ahart 5097 Plumas Along the edges of the dirt road, about 1 1/2 miles east of Sawmill Flat, 1/2 mile north of Cleghorn Bar Road, about 5 miles north-west of Pilot Park. Comment
  CHSC108117  Eurybia integrifolia Lowell Ahart 2011-9-17 17671 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1645 Comment
  CHSC91942  Eurybia integrifolia Lowell Ahart; Josephine Guardino 2005-8-9 12257 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
  CHSC97071  Eurybia integrifolia Lowell Ahart; Josephine Guardino 2007-7-21 14363 Plumas Near a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  CHSC98709  Eurybia radulina L. P. Janeway 2007-8-13 9191 Plumas Northern High Sierra Nevada. Along Road 24N31 low in a small drainage between Schneider Creek and Little Schneider Creek about 0.6 km southeast of the U.C. Forestry Camp.. 1222 Comment
  CAS-BOT-BC310593  Eurybia radulina John Thomas Howell 1961-9-23 36817 Plumas Greenville 1088 Comment
  CAS-BOT-BC459217  Euthamia occidentalis John Thomas Howell 1961-9-23 36819 Plumas Sierra Nevada: Greenville 1088 Comment
  RSA699785  Festuca L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11181 Plumas on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south if Taylorsville, about 8 miles (air) northeast of Quincy 2054 Comment
  CHSC53179  Festuca idahoensis L. P. Janeway 1989-6-30 3439 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  CAS-BOT-BC278854  Festuca occidentalis David D. Keck 1944-7-8 5430 Plumas 5 mi. N. of Quincy, on road to Keddie 1005 Comment
  CHSC100310  Festuca occidentalis Lowell Ahart 2008-7-16 15073 Plumas Forest floor, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC101931  Festuca occidentalis Lowell Ahart; John Dittes 2009-7-14 16063 Plumas On dry soil, on the east side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  JEPS106217  Festuca occidentalis Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11004 Plumas On the west side 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
  CHSC76157  Festuca rubra G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13264 Plumas Sierra Nevada-Plumas National Forest. In vicinity of headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2050 Comment
  CAS-BOT-BC278635  Festuca subulata John Thomas Howell 1960-7-19 35641 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC103121  Festuca subulata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16107 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
  CHSC112089  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 Long Valley Creek, along the dryish eastern edge of the large meadow on the northwest side of Happy Valley. 1746 Comment
  CAS-BOT-BC459442  Fragaria virginiana subsp. platypetala Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC98917  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-15 9195 Plumas Northern High Sierra Nevada. Granite Basin, along an unnamed northeastern branch of Little North Fork Middle Fork Feather River, near its head, near the Road 23N95Y crossing. Near and with the riparian strip along the creek. 1588 Comment
  CHSC76067  Frangula rubra G. F. Hrusa 1997-5-30 13819 Plumas Occasional in dry +- shaded understory of coniferous woods on W side of Rattlesnake Creek creekbed, immed. S of Hwy 70 approx. 15 mi. E of Quincy. 1300 Comment
  RSA104128  Frasera albicaulis var. nitida T. C. Porter 1876-1 s.n. Plumas [No location information on label.] Comment
  UCD139690  Fritillaria Grady L. Webster 1992-5-17 7762 Plumas ca. 2 miles southwest of Grizzley Valley Dam. 1737 Comment
  CAS-BOT-BC505269  Fritillaria atropurpurea Mary Strong Clemens 1920-5-28 s. n. Plumas Crystal Lake Comment
  CAS-BOT-BC505276  Fritillaria atropurpurea Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1967-6-12 1916 Plumas Between valley proper and Darlingtonia Bog 1066 Comment
  CAS-BOT-BC505279  Fritillaria atropurpurea Lowell Ahart 1976-6-18 s. n. Plumas At the Bunker Hill Mine 1828 Comment
  CAS-BOT-BC508205  Fritillaria atropurpurea Walter D. Bliss 1908-5-20 s. n. Plumas Near Quincy Comment
  RSA52952  Fritillaria atropurpurea R. Weatherby 1950-5-31 1436 Plumas West shore of Lake Almanor 1418 Comment
  CAS-BOT-BC130394  Fritillaria pinetorum Gladys L. Smith 1976-6-7 4600 Plumas Secondary road betw. Rte. 70 and La Porte 1950 Comment
  SEINET10528537  Fritillaria pudica John G. Lemmon Lemmon s.n. Plumas Sierra Valley. Comment
  RSA289966  Fritillaria recurva Fred S. Baker 1937-5-25 s.n. Plumas Schneider Creek near camp above and west of Meadow Valley Comment
  CAS-BOT-BC293718  Galium Mona Bourell; Bob Patterson 1982-5-15 1732 Plumas Beckworth [Beckwourth] Pass Comment
  CHSC33816  Galium bifolium M. S. Taylor; M. Foster 1981-6-3 3839 Plumas N side of 24N61, ca. 1.5 mi S of Little Summit Lake, ca. 10 mi NW of Portola. 2103 Comment
  JEPS106192  Galium bifolium Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10916 Plumas Along Rinehart Creek, southwest slope of Grizzly Peak, about 1 1/4 miles (air) west of Grizzly Peak, about 8 1/4 miles (air) northeast of Quincy 1940 Comment
  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
  CHSC102119  Galium bolanderi Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16219 Plumas On dry rocky soil, north side of Forest Service Road 26N22, 4,650 feet northwest of Rattlesnake Hill, 3.0 miles (air) south-southeast of Lake Almanor Dam. 1591 Comment
  CHSC43371  Galium bolanderi Lowell Ahart 1976-7-16 1178 Plumas About 5 miles north-west of Little Grass Valley Reservoir. 1828 Comment
  JEPS6709  Galium bolanderi W. L. Jepson 1927-6-22 12291 Plumas ridge n Hot Springs Valley; Lassen Peak 1828 Comment
  RSA252405  Galium bolanderi Robert F. Thorne, C. W. Tilforth 1969-9-6 39223 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Rd. 1646 Comment
  SD6280  Galium boreale Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadows Comment
  CHSC4819  Galium grayanum R. Carter 1967-7-21 626 Plumas Ca. 4 mi S of Thompson Peak. Comment
  CHSC73992  Galium grayanum var. grayanum B. Castro; L. Gehrung 1998-10-2 854 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 0.1 mi NW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. 1981 Comment
  CHSC82994  Galium sparsiflorum subsp. glabrius L. P. Janeway; B. Castro 2001-7-1 7245 A Plumas Northern High Sierra Nevada. About 1.3 km east of La Porte; along Road 21N58 0.5 km from Road 21N13X (512); side drainage into Wisconsin Ravine (thence into Slate Creek). Road cut bank. 1487 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
  CHSC64461  Galium trifidum var. pacificum B. Castro; G. Kuenster 1994-6-30 520 Plumas Ca 3/4 mi E of S end of Bucks Lake, on cobblebar on Bucks Creek at the W end of Whitehorse Campgd. 1584 Comment
  UC1192018  Galium trifidum var. pacificum Malcolm A. Nobs and S. Galen Smith 1945-8-18 1395 Plumas ca 2 mi n Lake Almanor (near Chester); Last Chance Creek Comment
  SEINET10968825  Galium trifidum var. subbiflorum Lowell Ahart 1985-7-3 Ahart 5104 Plumas About 4 1/4 miles north-east of La Porte. Comment
  CHSC113596  Galium triflorum Lowell Ahart 2014-8-26 19790 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  POM367793  Galium triflorum Dorothy Davis 1923-7-24 s.n. Plumas Mohawk 1372 Comment
  UC1523193  Galium triflorum M. S. Taylor 1981-7-29 4150 Plumas 0.2 mi n North Branch of Ward Creek (along creek crossing 25N42-Flournoy Grade, ca 5 air mi se of Genesee); Genesee Valley quad. 1828 Comment
  CAS-BOT-BC169852  Garrya fremontii Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  UCD121165  Garrya fremontii M. Vincent 1964-4-10 554 Plumas Hwy. 1 mile southwest of Virgilia. 12 Comment
  JEPS33715  Gayophytum John Thomas Howell 1926-7-23 2094 Plumas near Prattville 1463 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
  RSA144783  Gayophytum diffusum subsp. parviflorum J. W. MacSwain 1959-8-13 59 -154 Plumas 3.5 miles east of Bucks Lake Lodge Comment
  CHSC20988  Gayophytum heterozygum F. T. Griggs; A. Pass 1975-7-11 165 Plumas Buck's Lake. Comment
  JEPS122240  Gayophytum heterozygum Lowell Ahart 2014-9-9 19848 Plumas High water line, on the west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  CHSC24224  Gayophytum humile D. Brink; L. Mayer 1975-7-3 Plumas Buck's Lake. Comment
  SEINET13709405  Gayophytum racemosum Lowell William Ahart, Lowell William Ahart 2001-1 9291 Plumas Cow Creek, Lake Davis (T24N, R13E, sec 29, SE 1/4) 5780 Ft. 1762 Comment
  CHSC37010  Gentiana calycosa M. S. Taylor 1982-8-23 5043 Plumas Both sides of Virgilia-Meadow Valley Rd along creek just w of headwaters of York Creek, ca. 1.4 air mi sw of Virgilia. 1524 Comment
  JEPS31440  Gentiana newberryi Wayne Roderick 1963-9-29 Plumas nw and above Butterfly Valley 1219 Comment
  RSA104130  Gentiana simplex Ames 1876-1 s.n. Plumas [Unspecified] Comment
  UC338823  Gentianopsis holopetala unknown 1137 Plumas Butterfly Valley Comment
  HSC8441  Gentianopsis simplex W. R. Rogers 1966-8-27 202 Plumas Flortine Can. Comment
  RSA52869  Geum macrophyllum R. Weatherby 1950-7-7 1447 Plumas Quincy. 1220 Comment
  SEINET6702748  Geum macrophyllum var. perincisum A. A. Heller, P. B. Kennedy 1907-7-9 8787 Plumas Prattville Comment
  SEINET11268240  Gilia capillaris Lowell Ahart 2001-7-17 8907 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit.; 0 1829 Comment
  UC1123742  Gilia capitata subsp. capitata A. Lewis 1934-6-12 475 Plumas Mooreville Ridge 4 1/2 mi sw Lexington Hill; Bidwell Bar Quad., sw of Lexington Hill Comment
  UC1583962  Gilia capitata subsp. capitata G. Schoolcraft 1990-5-9 2023 Plumas about 1 mi w Crescent Mills; w of Crescent Mills 1493 Comment
  UC172848  Gilia capitata subsp. mediomontana A. A. Heller 1913-6-13 10859 Plumas near Quincy; near Quincy 1066 Comment
  SEINET5906112 Image available Gilia leptalea L. S. Rose 1967-1 67159 Plumas Mt Hough Rd. 9.5 mi NE of Quincy Jct. Comment
  CHSC41267  Gilia modocensis J. D. Jokerst 1984-5-13 2004 Plumas East end of Genesee Valley, Canyon of Indian Cr., N of creek and S of Indian Cr. Rd. 1249 Comment
  CAS-BOT-BC123820  Githopsis latifolia A. L., Mrs. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  CHSC44263  Glyceria borealis Vernon Oswald 1988-7-19 3596 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the east end of the lake. 1676 Comment
  CHSC81187  Glyceria borealis Lowell Ahart 2001-8-28 9189 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CAS-BOT-BC307377  Gnaphalium palustre John Thomas Howell 1960-7-18 35540 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  JEPS107496  Gnaphalium palustre Lowell Ahart, John Dittes 2005-9-19 12390 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  JEPS110531  Gnaphalium palustre Lowell Ahart 2006-10-23 13475 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  JEPS34042  Gnaphalium palustre W. L. Jepson 1939-8-4 19340 a Plumas Rock Creek Meadow Valley, Rock Creek 1219 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
  RSA101420  Goodyera oblongifolia R. Weatherby 1955-8-18 1686 Plumas Grizzly Creek Canyon, near Bottle Springs, Middle Fork Feather River 1463 Comment
  CHSC81004  Grindelia nana Vernon H. Oswald 2001-8-13 10053 Plumas Hwy 36 at the Chester Airport. 1383 Comment
  CHSC59897  Grindelia squarrosa var. serrulata L. P. Janeway 1992-8-6 4286 Plumas Along Hwy 70, on south side of East Branch Feather River at Soda Creek; 2.8 mi east of Crystal Springs, 4.6 mi east of Grays Flat. Road shoulder. 899 Comment
  JEPS113898  Grindelia squarrosa var. serrulata L. P. Janeway and B. Castro 2007-8-18 9199 Plumas Northern High Sierra Nevada; Along Hwy 70 and East Branch North Fork Feather River at mouth of Soda Creek 893 Comment
  CHSC72302  Hackelia amethystina L. P. Janeway; Glenn Clifton 1998-7-8 5723 Plumas Snoring Spring; about 1/5 mi northwest of Red Rock; along Road 213, 0.8 mi south of the ridgetop. Meadow. 2002 Comment
  CHSC75470  Hackelia micrantha G. F. Hrusa; T. D. Wilfred 1997-6-26 13922 Plumas Sierra Nevada. About Brady's Camp. Pine Creek Valley, +/- 1/2 mi. NE Argentine Rock. 2125 Comment
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Sep 23 2008
  JEPS106040  Hackelia micrantha Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11160 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
  UC205015  Hackelia nervosa H. M. Hall 1912-6-29 9293 Plumas Spanish Peak; Sierra Nevada Mountains 2042 Comment
  RSA239301  Hastingsia alba Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42347 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest; near Darlingonia Bog 1174 Comment
  RSA609432  Hastingsia alba Louis C. Wheeler 1958-7-28 7338 Plumas Sierra Nevada: South Fork Rock Creek, ca. 1/2 mile E of Bottle Springs, near Quincy 1584 Comment
  SEINET8480292  Hastingsia alba A. A. Heller, P. B. Kennedy 1907-7-12 8821 Plumas Grade between Greenville and Prattville. Comment
  CAS-BOT-BC302327  Hazardia squarrosa var. squarrosa Lowell Ahart 1977-8-2 1537 Plumas Sutter Buttes Area. One mile west of Pilot Peak, which is about 15 miles north of La Porte 2000 Comment
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Oct 30 2018
  CHSC62340  Hazardia whitneyi var. whitneyi B. Castro 1989-8-21 408 Plumas Ca 8 air mi S of Bucks Lake, ca 1 mi N of Hunter's Ravine, along edges of USFS Rd 23N70. 1554 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
  CAS-BOT-BC314803  Helianthella californica var. nevadensis John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1967-6-12 2090 Plumas Near pond reservoir, Butterfly Botanical Area and Vicinity 1097 Comment
  POM161749  Helianthella californica var. nevadensis R. C. Bacigalupi 1927-7-11 1719 Plumas Near Grassy Lake Meadows. Gold Lake Region. 1890 Comment
  CAS-BOT-BC314801  Helianthella californica var. nevadensis John Thomas Howell; H. Keith Wagnon 1980-5-28 53697 Plumas Near Twain, East Branch North Fork Feather River, Sierra Nevada 914 Comment
  UCD132766  Helianthella californica var. nevadensis J. I. Mallory 1968-4-1 279 Plumas La Porte area, Plumas National Forest. 1798 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-BC305540  Helianthus bolanderi Rimo Bacigalupi; J. R. Sweeney; G. Bacigalupi, Jr. 1953-8-31 4345 Plumas Road from Greenville to Indian Agency, Indian Valley, about 2 miles east of Greenville 1005 Comment
  CAS-BOT-BC305545  Helianthus bolanderi John Thomas Howell 1959-9-21 34828 Plumas Greenville 1088 Comment
  CAS-BOT-BC315018  Hemizonella minima A. A. Heller; P. B. Kennedy 1907-7-3 8697 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC313426  Hemizonella minima D. E. Breedlove 1962-6-13 3473 Plumas Along State Hwy.89, 2 miles south of Graeagle 1402 Comment
  UC2016526  Hemizonella minima Richard Olmstead 1984-6-26 576 Plumas Roadside ca. 2 miles north of Engels Mine on Lights Creek Road. Comment
  CAS-BOT-BC306031  Hemizonia congesta subsp. clevelandii John Thomas Howell 1961-9-23 36825 Plumas Indian Valley 1082 Comment
  UCD132977  Hemizonia congesta subsp. clevelandii John Thomas Howell 1961-9-23 36825 Plumas Indian Valley; East of Crescent Mills on Stampfli Lane. 1082 Comment
  CAS-BOT-BC55287  Hesperis matronalis John Thomas Howell; Gordon H. True 1967-7-11 43380 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CAS-BOT-BC55286  Hesperis matronalis John Thomas Howell; Gordon H. True 1967-6-11 42568 A Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CAS-BOT-BC55289  Hesperis matronalis M. S. Taylor 1982-6-9 4618 A Plumas Along Bucks Lake Road, ca. 0.25 mile northeast of Meadow Valley Inn. 1219 Comment
  UCD97469  Hesperochiron californicus Albert Grigarick 2010-5-11 249 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.9 mi. 1488 Comment
  RSA21529  Hesperochiron pumilus Carl B. Wolf 1937-5-17 8715 Plumas Northern Sierra Nevada. 1.7 miles west of Lake Almanor P.O. 1311 Comment
  SEINET10497051  Hesperochiron pumilus Mary Susan Taylor 1982-5-6 Taylor 4407 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
  CDA13372  Hesperolinon micranthum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13221 Plumas Sierra Nevada; E side of Sloat Rd. Inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  UC1601219  Hesperolinon micranthum Helen K. Sharsmith 1955-6-28 4521 Plumas about 1 mi below Virgilia; East Branch of North Fork of Feather River 762 Comment
  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
  UC1133103  Hesperostipa comata subsp. intermedia E. Sawyer 1935-6-10 95 Plumas 4 1/2 mi wsw Summit; Sierraville Quadrangle Comment
  CHSC113632  Heterocodon rariflorum Lowell Ahart 2014-8-31 19827 Plumas Gravel bars along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC116184  Heterocodon rariflorum Lowell Ahart 2015-7-4 20282 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
  CHSC99816  Heterocodon rariflorum Lowell Ahart 2008-8-14 15209 Plumas West edge of a small wet meadow, about 150 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  CAS-BOT-BC311018  Heterotheca oregona John Thomas Howell 1974-9-19 50886 Plumas Near Rogers Flat on edge of Feather River Highway 609 Comment
  CAS-BOT-BC310922  Heterotheca villosa John Thomas Howell 1977-8-11 52713 Plumas Bottom of Frenchmans Reservoir on east side near Big Cove 1706 Comment
  UC1523722  Heterotheca villosa var. minor Gary Schoolcraft 1982-7-27 Plumas 2 mi n Chilcoot 1645 Comment
  SD103536  Heterotheca villosa var. minor Darley Howe 1978-7-16 5080 Plumas Along highway 49, 3 miles north of Loyalton. 1463 Comment
  CAS-BOT-BC425155  Heuchera rubescens Anna Head 1920-7-20 s.n. Plumas Trail to Long Lake outlet, Feather River Region. Comment
  UC175770  Heuchera rubescens var. glandulosa H. M. Hall 1912-7-11 9397 Plumas Mt. Elmell; Sierra Nevada Mountains 2377 Comment
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Jan 23 2014
  CAS-BOT-BC312320  Hieracium John Thomas Howell 1961-6-21 36642 Plumas Greenville, Sierra Nevada 1097 Comment
  UCD133153  Hieracium albiflorum James I. Mallory 1969-8-21 358 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  CDA13558  Hieracium greenei G. F. Hrusa, T. D. Wilfred 1996-7-22 13386 Plumas Sierra Nevada; Plumas NF, on S side above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 mi. E of Quincy. Comment
  CHSC102059  Hieracium scouleri var. nudicaule Lowell Ahart; John Dittes 2009-7-15 16086 Plumas On dry rocky soil, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  SEINET10894187  Holcus lanatus Mary Susan Taylor 1982-8-12 Taylor 4980 Plumas T22N R12E nw 1/4 ne 1/4, sec. 14. Blairsden quad. Along Denton Creek between 516 & Hwy 70, 1 mile of Blairsden. Mixed Evergreen Forest with Pycnanthemum californicum, Mimulus guttatus. 1433 Comment
  JEPS26683  Holodiscus discolor P. C. Hutchison 1961-6-9 2116 Plumas 2 miles south of Rich Bar; Feather River, US Alt. 40; canyon of the north fork of the Feather River along highway US Alt. 40, on serpentine cliff above road, at bridge, 2 miles south of (below) Rich Barr. Comment
  CAS-BOT-BC150018  Holodiscus discolor var. discolor John Thomas Howell 1951-6-27 s.n. Plumas Jamison Creek 1828 Comment
  LA207928  Holodiscus discolor var. glabrescens Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  CAS-BOT-BC152717  Holodiscus microphyllus var. microphyllus Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  CHSC42046  Holodiscus microphyllus var. microphyllus Lowell Ahart 1986-7-8 5357 Plumas Near cliffs, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  CHSC63489  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1994-7-22 7499 Plumas Plumas/Sierra Counties. Log landing, along the north side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. 1981 Comment
  CHSC102051  Hordeum jubatum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16244 Plumas On dry bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS113678  Hordeum jubatum Lowell Ahart, Josephine Guardino 2007-7-20 14326 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  RSA726375  Horkelia fusca subsp. parviflora L. Ahart, Josephine Guardino 2007-7-20 14343 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  RSA85224  Horkelia fusca subsp. tenella F. W. Peirson 1926-6-21 6794 Plumas South shore Lake almanor, Comment
  UCD147793  Horkelia fusca var. parviflora Allyson Ayalon; Lucie Jerabkova 2012-8-1 146 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC537871  Horkelia fusca var. parviflora Anna Head 1921-8-15 s. n. Plumas Feather River Region: Lake Center Camp Comment
  CAS-BOT-BC537873  Horkelia fusca var. parviflora Rimo Bacigalupi 1927-7-11 1714 Plumas Gold Lake Region: Near Grassy Lake Meadows 1889 Comment
  SEINET6767977  Horkelia tridentata subsp. flavescens E. Brooks 1927-5-9 s.n. Plumas Sierra Nevada; 80 miles N of Reno. Comment
  UC1237938  Horkelia tridentata subsp. tridentata John Weiler and A. P. Nelson May 26 1961-May 29 1961 61241 Plumas 2.3 e Deer Creek Pass (along routes 36 and 89) Comment
  CAS-BOT-BC536284  Horkelia tridentata var. tridentata H. H. G. 1913-5-7 38 Plumas Swayne [Swain] Lbr 792 Comment
  HSC98314  Hosackia oblongifolia H. E. Parks, S. T. Parks Jun 1928 239 Plumas Lassen National Park, Drakesbad 1738 Comment
  CHSC33817  Hydrophyllum capitatum var. alpinum M. S. Taylor; M. Foster 1981-6-3 3838 Plumas N side of 24N61m ca, 1.5 mi s of Little Summit Lake, ca. 10 mi nw of Portola. 2103 Comment
  RSA39748  Hydrophyllum capitatum var. alpinum P. A. Munz 1947-5-17 11843 Plumas Meadow 16 miles N of Chilcoot 1707 Comment
  UC726885  Hydrophyllum capitatum var. alpinum A. A. Heller 1938-5-21 15097 Plumas n of Chester (on State Highway 36, e of highway maintenance station, not far from the Tehama County line) Comment
  CDA18758  Hydrophyllum occidentale G. D. Barbe, T. C Fuller 1982-7-16 3758 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
  JEPS95404  Hydrophyllum occidentale Lowell Ahart 1994-6-15 7337 Plumas 200 yds E of a logging road, near the int. of Lumpkin Ridge Road and the road to Tamarack Flat, 1 air mile W of Little Grass Valley Reservoir 1767 Comment
  SBBG6112  Hydrophyllum occidentale H. and M. Dearing 1939-5-9 3319 Plumas Feather River, North Blairsden Comment
  JEPS103215  Hydrophyllum occidentale G. Schoolcraft 1989-7-3 1944 Plumas Diamond Mtns. between Diamond and Red Rock peaks 2194 Comment
  RSA74345  Hydrophyllum occidentale Milo S. Baker 1952-5-24 12442 Plumas In canyon above Pine Valley, Hwy 89 945 Comment
  CHSC736  Hypericum anagalloides V. Holt 1940-7-20 Plumas Lake Almanor. 1371 Comment
  RSA0089046  Hypericum anagalloides Bonnie C. Templeton 1968-6-8 11238 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  SEINET11990948  Hypericum anagalloides W. Knight, Knight, I. 1983-1 4909 Plumas 4 mi from Chester on road to Drakesbad Comment
  JEPS115203  Hypericum formosum var. scouleri Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16137 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CAS-BOT-BC401438  Hypericum scouleri Walter Knight; Irja Knight 1966-6-18 1331 Plumas Butterfly Valley 1173 Comment
  CAS-BOT-BC88629  Idahoa scapigera Helen MacGavin 1974-1-1 s.n. Plumas Sierra Nevada. Portola. Comment
  JEPS809  Ipomopsis aggregata R. H. Platt 1891-1 Plumas Prattville Sierras Comment
  UCD118214  Ipomopsis aggregata W. I. Follett 1937-7-27 98 Plumas Keddie. 975 Comment
  RSA59327  Ipomopsis aggregata subsp. formosissima E. K. Balls 1950-9-9 15773 Plumas 1.5 mi. along trail from Lakes Center Public Campground to Long Lake outlet 2073 Comment
  SEINET10837195  Ipomopsis congesta subsp. palmifrons Mary Susan Taylor 1982-8-18 Taylor 5013 A Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  CHSC37023  Iris hartwegii subsp. pinetorum M. S. Taylor 1982-6-1 4584 Plumas N side of 204, opposite Round Valley Reservoir, ca. 2 air mi w of Crescent Mills. 1402 Comment
  UC1586426  Iris hartwegii subsp. pinetorum Vernon H. Oswald and Lowell Ahart 1991-6-18 4675 Plumas ca 3 air mi nnw Greenville (Forest Rd 28N38, 1.7 mi ne Forest Rd 28N38 junction with County Rd 201 (Old Haun Rd)) 1463 Comment
  UC1174770  Iris hartwegii subsp. pinetorum L. W. Lenz and E. K. Balls 1956-6-19 21839 Plumas 1.2 mi. e. along State Hwy. 89 after leaving Lake Almanor 1417 Comment
  CHSC84522  Iva axillaris subsp. robustior John Dittes; Lowell Ahart 2003-8-8 2003 -86 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 5.7 air-miles southeast of Portola, ca. 3.4 air-miles south of Beckwourth, ca. 0.9 air-mile north of Dyson Lane. At east edge of Beckwourth-Calpine Road (A23). 1488 Comment
  CAS-BOT-BC137402  Ivesia aperta A. A. Heller; P. B. Kennedy 1907-7-18 8882 Plumas [Beckwith] Beckwourth Comment
  UC1567357  Ivesia aperta var. aperta Gary Schoolcraft 1983-7-5 1057 Plumas n of Correco Canyon 1950 Comment
  UC577859  Ivesia sericoleuca E. Sawyer 1935-6-28 244 Plumas 1 mi sw Beckwith 1524 Comment
  SEINET11787183  Juncus arcticus var. balticus L. Ahart, Ahart, P. 1983-1 4317 Plumas near Onion Valley, W of Pilot Peak, near Quincy-LaPorte Rd, NE of La Porte 2000 Comment
  CHSC53072  Juncus balticus L. P. Janeway 1989-6-30 3434 Plumas Plumas National Forest. Narrow meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  SEINET10472240  Juncus bufonius Lowell Ahart 1985-7-11 Ahart 5133 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
  CHSC81173  Juncus bufonius var. bufonius Lowell Ahart 2001-8-29 9248 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  UCD141415  Juncus bufonius var. occidentalis John Thomas Howell 1960-7-21 35810 Plumas Lassen Volcanic National Park. Near Terminal Geyser. 1828 Comment
  CHSC47545  Juncus covillei Lowell Ahart 1977-8-8 1544 Plumas Small meadow, east of the pond, Onion Valley, about 1 mile north-west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  CHSC56896  Juncus ensifolius L. P. Janeway 1991-8-4 4122 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
  CHSC56897  Juncus ensifolius L. P. Janeway 1991-8-4 4121 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
  JEPS113836  Juncus ensifolius Lowell Ahart, Josephine Guardino 2007-7-21 14366 Plumas Along a small stream, near a spring, south of the dirt road, about 200 yards west of the intersection, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis 1787 Comment
  JEPS45834  Juncus ensifolius Duncan Dunning 1922-7-13 Plumas 6-7 mi nw Quincy; Smith Lake Comment
  JEPS120757  Juncus exiguus Lowell Ahart 2013-8-23 19018 Plumas East of Bird Creek, about 1/2 air mile west of Monitor Flat, about 3 air miles northwest of Pilot Peak, about 9 air miles northeast of La Porte. Comment
  CDA17246  Juncus howellii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16273 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  JEPS114801  Juncus howellii Lowell Ahart 2008-8-13 15188 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 1598 Comment
  JEPS114813  Juncus howellii Lowell Ahart 2008-8-13 15164 Plumas East of La Porte Road, west bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  SD192837  Juncus howellii Lowell Ahart 2008-8-13 15188 Plumas On the north side of Kenzie Ravine, on the east side of the road, ca. 0.5 mile east of Little Grass Valley Reservoir, ca. 4.0 miles northeast of La Porte. 1598 Comment
  SEINET3879648  Juncus howellii Lewis S. Rose 1966-7-27 66068 Plumas Butterfly Valley. 3 mi. W of Keddie meadows.; 0 1067 Comment
  JEPS107985  Juncus laccatus Lowell Ahart, John Dittes 2005-9-20 12451 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2004 Comment
  CAS-BOT-BC110166  Juncus luciensis A. A. Heller; P. B. Kennedy 1907-7-3 8695 Plumas Red Clover Valley. Comment
  CHSC100378  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
  RSA59696  Juncus macrophyllus E. K. Balls 1950-9-9 15765 Plumas 1.2 miles along trail from Lakes Center Public Campground to Long Lake outlet. 2043 Comment
  CHSC65523  Juncus nevadensis L. P. Janeway 1995-9-18 4931 Plumas 0.8 mi southeast of the southern tip of Crocker Mountain; at spring along Road 24N06 about halfway between Crocker Meadow and Big Grizzly Creek. 1865 Comment
  CHSC84176  Juncus nevadensis Lowell Ahart 2003-7-18 10421 Plumas On the sides of a drainage in a meadow, on the north side of the road, about 1/4 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of 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. 1709 Comment
  UCD108054  Juncus nevadensis Tim Kuhn 2006-1 86 Plumas on Plumas NF forest service road 107407. Comment
  CHSC94205  Juncus occidentalis Lowell Ahart 2006-7-9 12924 Plumas Small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1678 Comment
  CHSC52561  Juncus orthophyllus L. P. Janeway 1989-6-28 3409 Plumas Plumas National Forest. SW-facing slopes above Mapes Cyn; ca 0.2 mi NE of Beckwourth-Genesee Rd (rd 111) 4.0 mi N of Beckwourth. 1722 Comment
  CHSC73508  Juncus orthophyllus H. Durio 1995-8-17 Plumas Mosquito Flat Mdw. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd 23N18. In main meadow. 1676 Comment
  JEPS114809  Juncus orthophyllus Lowell Ahart 2008-8-13 15162 Plumas East of La Porte Road, on the east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  JEPS114913  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
  CHSC60563  Juncus parryi L. P. Janeway 1984-7-27 934 Plumas Lakes Basin; near Grassy Lake. 1920 Comment
  CHSC101952  Juncus tenuis Lowell Ahart; John Dittes 2009-7-13 16034 Plumas On dry to damp soil, on the west side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC102044  Juncus tenuis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16209 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
  CHSC102671  Juncus tenuis Lowell Ahart; John Dittes 2009-9-7 16390 -A Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC113840  Juncus tenuis Lowell Ahart 2014-9-9 19852 Plumas Below the high water line, high west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 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
  JEPS126597  Juniperus grandis Lowell Ahart 2016-6-29 21062 Plumas Top and southeast part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CHSC100844  Kalmia polifolia subsp. microphylla L. P. Janeway 2008-9-13 9595 Plumas Northern High Sierra Nevada. Along a northeastern branch of Mill Creek; along Mill Creek Trail about 4.5 km north of Bucks Lake. 1920 Comment
  CAS-BOT-BC246167  Keckiella lemmonii John Thomas Howell 1951-8-19 28174 Plumas Near Paxton, Sierra Nevada 914 Comment
  CDA34172  Keckiella lemmonii L. Ahart, J. Dittes 2009-7-15 16099 Plumas On the west side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butte Valley Reservoir Dam. Comment
  CHSC36319  Keckiella lemmonii M. S. Taylor 1982-8-10 4953 Plumas Along spur rd off Seneca Rd (306), ca. 2 air mi se of Canyon Dam. 1554 Comment
  POM186423  Keckiella lemmonii D. D. Keck 1932-7-6 1712 Plumas 3 mi. N. of Keddie. 1037 Comment
  CHSC101939  Kelloggia galioides Lowell Ahart; John Dittes 2009-7-15 16083 Plumas On dry rocky soil, near 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
  SBBG119898  Kelloggia galioides L. Ahart 2003-9-7 10560 Plumas ca. 50 yards SE of the Pacific Crest Trail on Bunker Hill Ridge, ca. 1 mi (air) SE of Pilot Peak, ca. 9 mi (air) NE of La Porte Comment
  UCR123523  Kelloggia galioides George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  CHSC43253  Kyhosia bolanderi Lowell Ahart 1987-10-16 5915 Plumas Meadow, near the dirt road, near Buckhorn Creek, about 4 miles south-west of Bucks Lake. 1676 Comment
  CHSC34931  Lactuca serriola M. S. Taylor 1981-7-29 4144 Plumas On e side of 24N42-Flournoy Grade, 1.9 mi s of Flournoy Bridge, ca. 3 air mi e of Genesee. 1463 Comment
  JEPS104633  Lagophylla ramosissima Lowell Ahart 2003-8-8 10483 Plumas On an old abandoned road, on the e side of Beckwourth Calpine Rd, ca 3 mi south of Beckwourth, Sierra Valley. 1482 Comment
  UC569539  Lathyrus brownii E. Sawyer 1935-6-1 56 Plumas 1 mi nw Kerby; Sierraville Quad. 1524 Comment
  SD46424  Lathyrus jepsonii var. californicus Robert J. Weatherby 1950-7-7 1464 Plumas Quincy, stream near Snake Lake, in semi-shade on moist stream bank & bed 1219 Comment
  SEINET5327297  Lathyrus lanszwertii var. brownii W. Harnach, N. Harnach 1990-5-12 296 Plumas Sierra Valley, S side of Correco Canyon rd. 1615 Comment
  UCD67365  Lathyrus latifolius Leslie Goldberg 1992-5-16 6 Plumas Caribou, Caribou Road, along north fork Feather River, found in full sun, damp soil, and15' slope in riparian thicket at river's edge. Growing in loam with Douglas fir, Quercus chrysolepis, and maples. Glabrous perennial from rootstocks, stems broadly winged, 2 m tall, pink flowers. Common. 853 Comment
  CAS-BOT-BC205064  Lathyrus sulphureus Mary Strong Clemens 1920-8-11 s.n. Plumas Greenville Comment
  CDA13934  Lathyrus sulphureus G. F. Hrusa, T. D. Wilfred 1997-6-26 13872 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-BC321052  Layia glandulosa Alice Eastwood 1918-5-25 6991 Plumas Portola Comment
  CHSC35925  Layia glandulosa M. S. Taylor 1982-5-19 4481 Plumas Ridge, ca. 1.5 mi e of Portola. 1706 Comment
  CHSC41266  Layia glandulosa J. D. Jokerst 1984-5-13 2003 Plumas East end of Genesee Valley. Canyon of Indidan Creek, N of creek and S of Indian Cr. Rd. 1249 Comment
  SEINET10449272  Ledum glandulosum var. californicum Mary Susan Taylor 1974-7-3 Taylor 299 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  SEINET10971954  Lemna minor Mary Susan Taylor 1982-9-7 Taylor 5106 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  SEINET11574145  Lemna minor M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 69 -5 Plumas N end of Frenchman Lake 1768 Comment
  CHSC97266  Lemna minuta Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14480 A Plumas About 30 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis. 1773 Comment
  CHSC46713  Lemna trisulca V. Oswald; W. Dempsey 1989-8-24 3970 Plumas Big Springs in Humbug Valley, ca. 13 mi (air) s of Chester. 1316 Comment
  CAS-BOT-BC88844  Lepidium campestre Robert J. Weatherby 1950-7-7 1444 Plumas Forestry Headquarters, Quincy. 1066 Comment
  CHSC43449  Lepidium campestre Lowell Ahart 1974-8-9 599 Plumas Along the edge of the road, near Catrell Creek, about 4 miles east of Cold Water Creek. 1524 Comment
  RSA726444  Lepidium campestre L. Ahart, John Dittes 2007-6-17 14161 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  CAS-BOT-BC88838  Lepidium campestre John Thomas Howell 1973-7-9 49702 Plumas Sierra Nevada. Near Indian Falls, Indian Creek. 914 Comment
  CAS-BOT-BC88900  Lepidium densiflorum var. densiflorum Lowell Ahart 1981-9-6 3092 Plumas Sierra Nevada. 1.5 mile southwest of Crescent Hills. 1200 Comment
  SEINET11280982  Lepidium perfoliatum W. Harnach, N. Harnach 1989-6-17 148 Plumas Sierra Valley, Marble Lane, 200 feet W of the steel bridge. 1487 Comment
  CHSC11363  Leptosiphon ciliatus Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CAS-BOT-BC59620  Leucothoe davisiae Anna Head 1921-7-24 s.n. Plumas Small valley on trail to Long L. Feather River Region. Comment
  SEINET7270548  Leucothoe davisiae C. D. Marsh 1914-8-28 11077 Plumas Quincy Comment
  NY497409  Lewisia brachycalyx R. M. Austin 05 1877 s.n. Plumas Mill Creek Comment
  CHSC107274  Lewisia kelloggii subsp. hutchisonii L. P. Janeway 2011-7-6 10495 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir; 4.2 air km north-northeast of La Porte. 1721 Comment
  HSC100757  Lewisia kelloggii subsp. hutchisonii L. P. Janeway 2011-7-6 10495 Plumas Plumas National Forest, W edge of top of Goat Mountain, 0.7 km SE of the SE side of Little Grass Valley Reservoir; 4.2 air km. NNE of La Porte. 0 Comment
  CAS-BOT-BC444166  Lewisia nevadensis Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC444179  Lewisia nevadensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54102 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CHSC76066  Lewisia nevadensis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3062 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CAS-BOT-BC444176  Lewisia nevadensis Anna Head 1921-6-25 s.n. Plumas Near Gold Lake, Feather River Region Comment
  SEINET5336487  Lewisia rediviva D. Neal 1960-5-7 R- 32 Plumas E of Hwy 395, ca. 10 mi S of Doyle Moist Swale. 1463 Comment
  CDA18759  Lewisia triphylla G. D. Barbe, T. C Fuller 1982-7-16 3757 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CAS-BOT-BC283809  Leymus cinereus John Thomas Howell 1959-9-24 34898 Plumas Crescent Mills 1066 Comment
  CDA14757  Ligusticum grayi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3321 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite. 1341 Comment
  CHSC62336  Ligusticum grayi B. Castro; R. Fallscheer, R, Zebell 1989-8-21 407 Plumas Ca 8 air mi S of Bucks Lake, ca 1 mi N of Hunter's Ravine. 1584 Comment
  CHSC65372  Ligusticum grayi Lowell Ahart 1995-8-13 7641 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile North-west of Pilot Peak. 1828 Comment
  CAS-BOT-BC451589  Lilaea scilloides John Thomas Howell 1963-6-4 39406 Plumas Marble Hot Springs, Sierra Valley Comment
  CAS-BOT-BC130563  Lilium humboldtii Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas La Porte, Quincy Grade Comment
  CAS-BOT-BC509337  Lilium kelleyanum H. C. Cantelow 1940-7-20 s.n. Plumas 4 miles west of Johnsville near Jamison Creek Comment
  RSA14555  Lilium pardalinum Mrs. R. M. Austin 1880-1 s.n. Plumas Big Meadows. Comment
  CHSC75560  Lilium pardalinum subsp. pardalinum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3122 Plumas 2.65 miles west of Round Valley Reservoir Dam. 1569 Comment
  UCD139759  Lilium washingtonianum J. M. Tucker 1948-7-24 1728 Plumas ca. 1/2 mile northeast of Camel Peak. 1615 Comment
  CAS-BOT-BC133080  Lilium washingtonianum subsp. washingtonianum Walter Knight; Irja Knight 1966-6-18 1285 Plumas Butterfly Valley 1143 Comment
  CAS-BOT-BC133085  Lilium washingtonianum subsp. washingtonianum David D. Keck 1932-7-3 1644 Plumas Hillside south of town, Quincy, in the Northern Sierra Nevada 1220 Comment
  JEPS62040  Lilium washingtonianum subsp. washingtonianum John W. Duffield 1937-7-18 Plumas above and w Meadow Valley (Schneider Creek); Schneider Creek Comment
  RSA59583  Limosella aquatica E. K. Balls 1950-9-2 15665 Plumas Along Grizzly Creek, about Grasshopper Flat, below beaver dam. 1829 Comment
  JEPS12520  Linanthus harknessii George W. Gillett 1955-8-2 455 Plumas below Bench Lake (on Devils Kitchen trail, dry lower slopes of Hot Springs Valley); Lassen Volcanic National Park, Hot Springs Valley 1844 Comment
  JEPS58436  Linanthus harknessii Herbert L. Mason 1924-6-20 1084 Plumas between Gold Lake Bear Lake Comment
  JEPS58440  Linanthus harknessii W. L. Jepson 1924-7-25 10646 Plumas Meadow Valley Bucks Valley Comment
  CHSC36333  Linanthus pungens M. S. Taylor 1982-6-28 4765 Plumas Ramelli Ranch, s of Hwy 70, ca. 1 mi w of Beckwourth. 1487 Comment
  CDA36810  Linaria dalmatica D. B. Joley 1976-6-9 1 Plumas Hwy 89, ca. 7 miles east of Canyon Dam. 0 Comment
  CHSC43340  Linnaea borealis var. longiflora Lowell Ahart 1975-7-2 839 Plumas About 7 miles north of the Sly Creek Dam. 914 Comment
  CHSC99803  Listera convallarioides Lowell Ahart 2008-7-16 15091 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  POM186546  Listera convallarioides D. D. Keck 1698 Plumas Quincy, in the northern Sierra Nevada. Water supply canyon to the left hand just south of town. 1067 Comment
  RSA164336  Lithophragma brevilobum Clare B. Hardham 1961-6-16 7469 Plumas Diamond Peak. 2287 Comment
  RSA101465  Lithophragma glabrum R. Weatherby 1955-7-2 1573 -a Plumas Creek below Bear Ridge. Near Taylor Lake. 1982 Comment
  CAS-BOT-BC428431  Lithophragma tenellum Anna Head 1920-6-20 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CHSC21592  Lithophragma tenellum L. M. Mayer; D. E. Brink Jr. 1975-7-24 Plumas In the sw portion of the section. Comment
  CHSC2460  Lithophragma tenellum R. Carter 1965-6-21 255 Plumas Found ca. 7 mi. W of Bucks Lake on Oroville- Quincy Rd. at Frenchman's Hill, on S side of road ca. 10' SSW of Frenchman's Hill sign. 1737 Comment
  CAS-BOT-BC428433  Lithophragma tenellum Gladys L. Smith 1976-6-7 4599 Plumas Secondary road betw. Rte. 70 and La Porte 1950 Comment
  CAS-BOT-BC317310  Lithospermum californicum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1923 Plumas Between valley proper and Darlingtonia bog. 1066 Comment
  CHSC56512  Lomatium bicolor Steven Triano 1988-4-17 52 Plumas Ca 60 ft s of Hwy. 89 and 0.3 mi w of Almanor. 1386 Comment
  UCD127698  Lomatium macrocarpum Michael A. Vincent 1999-6-8 8555 Plumas Plumas National Forest, Milford Ranger District. Along FS 26N17 just north of FS 26N40. Comment
  SD7632  Lomatium nudicaule Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  UC1123038  Lomatium nudicaule E. Sawyer 1935-6-1 52 Plumas 1 3/4 mi. n.e. Hawks; Sierraville Quad. Comment
  UC102330  Lonicera interrupta Mrs. R. M. Austin July 1875 Plumas Comment
  CAS-BOT-BC243914  Lonicera involucrata var. involucrata Alice Eastwood 1909-1-1 129 Plumas Ward Creek, Lake Tahoe Region Comment
  CHSC61719  Lonicera involucrata var. involucrata Vernon H. Oswald; Lowell Ahart 1993-8-25 5864 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., ca. 0.2 mi upstream from the S boundary of the park at the downstream end of a series of falls and cascades. 1987 Comment
  CDA13436  Lotus nevadensis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13283 Plumas Sierra Nevada; on USFS 23N11A. Comment
  POM180938  Lotus nevadensis A. A. Heller, P. B. Kennedy, A. H. Heller 1907-7-16 8865 Plumas Grade between Genessee valley and Summit. Comment
  JEPS105486  Lotus oblongifolius Holly Forbes and Barbara Keller 2003-7-9 28 Plumas along road opposite Gold Lake Staging Area Comment
  UC207663  Lotus purshianus var. purshianus H. M. Hall 1912-8-5 9387 Plumas Marston Sierra Nevada Mountains Comment
  POM253372  Lotus unifoliolatus A. A. Heller 1938-7-2 L- 5243 Plumas Feather River Highway near Grays Flat. 869 Comment
  RSA31787  Lotus unifoliolatus A. A. Heller 1938-7-2 15231 Plumas Along the highway north of Quincy near the bridge over Spanish Creek. 1067 Comment
  JEPS108995  Ludwigia palustris Lowell Ahart 2006-10-8 13415 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
  CAS-BOT-BC201257  Lupinus W. Harnach; N. Harnach 1990-6-16 380 Plumas Sierra Valley. Frank Dotta Ranch 1524 Comment
  JEPS48831  Lupinus John W. Duffield 1937-5-27 Plumas Meadow Valley Meadow Valley, Grubstake Flats (Grubstake Flats) Comment
  SBBG3623  Lupinus adsurgens var. undulatus H. and M. Dearing 1939-5-9 3222 Plumas near Quincy Comment
  SEINET5766867 Image available Lupinus albicaulis subsp. wolfianus A. A. Heller, B. B. Kennedy 1907-1 s.n. Plumas near Greenville Comment
  JEPS106190  Lupinus apertus Lowell Ahart, Josephine Guardino 2004-5-24 10944 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
  JEPS85918  Lupinus apertus L. P. Janeway 1990-7-12 3793 C Plumas saddle along top of Eureka Ridge ca 1.0 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2118 Comment
  JEPS65305  Lupinus arbustus W. L. Jepson 1910-6-5 4062 Plumas Warner Valley 1524 Comment
  JEPS85919  Lupinus arbustus L. P. Janeway 1990-7-12 3794 B Plumas top of small peak along Eureka Ridge ca 0.8 mi s of the head Bear Creek (Beckwourth Ranger District); Plumas National Forest, Johnsville Quad., Bear Creek 2148 Comment
  UC1129535  Lupinus arbustus F. W. Embree 1934-6-6 91 Plumas Three Lakes Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC208795  Lupinus argenteus var. heteranthus L. P. Janeway 1989-6-22 3370 Plumas Eastern side of Crocker Mtn. above Crocker Mdw., along rd 24N49Y 1798 Comment
  CHSC101779  Lupinus argenteus var. heteranthus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15872 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  JEPS113584  Lupinus argenteus var. meionanthus Lowell Ahart, Josephine Guardino 2007-7-20 14353 Plumas Dry ridge, on the southwest side of Lake Davis Road, Charles Valley, about 1 1/4 miles northwest of Portola 1518 Comment
  SEINET10874089  Lupinus breweri Mary Susan Taylor 1982-6-1 Taylor 4578 Plumas T26N R9E se/sw sec 6. Almanor NE quad. On n edge of 27N39 spur rd off 26N18, Long Valley Mine area, ca. 4 air mi w of Greenville. 5000 ft. 1524 Comment
  CAS-BOT-BC196676  Lupinus breweri var. breweri J. T. Vale 1989-10-4 s.n. Plumas Rd. Bucks Ck - Oroville 1981 Comment
  SEINET10903406  Lupinus breweri var. breweri Mary Susan Taylor 1982-4-1 Taylor 4578 Plumas T26n r9e se1/4sw1/4 sec 6. Almanor ne quad. Corolla blue lopenings of mixed Coniferous forest, on n edge of spur rd (27n39) off 26n18, long valley mine Area, ca. 4 Mi. W of greenville. 5000 Ft. With arctostaphylos nevadensis, Senecil integerrimus. Comment
  CAS-BOT-BC215418  Lupinus dalesiae John Thomas Howell; R. C. Barneby 1954-5-14 29561 Plumas 11 miles NW of Blairsden Comment
  CAS-BOT-BC215422  Lupinus dalesiae M. L. Conrad; Dunn; LeDoux 1973-6-5 7058 Plumas 5.2 miles W of junction of Highway 70 and Meadow Valley Road in Quincy 1219 Comment
  CHSC36203  Lupinus dalesiae M. S. Taylor 1982-5-25 4528 Plumas W side of Peoria Creek Rd (23N10), 2.1 - 2.2 mi w of its jct with Poplar Creek near Sloat. 1341 Comment
  JEPS125807  Lupinus dalesiae William Harnach 2004-4-11 1156 Plumas End of Forest Knoll Road at the top of the hill, Quincy, CA Comment
  UC1502139  Lupinus dalesiae M. S. Taylor 1982-5-25 4530 Plumas w side of Peoria Creek Rd (23N10) 13.5 mi sw of its jct with Poplar Creek just s Sloat; Blue Nose Mt. Quad. 1463 Comment
  SEINET10485180  Lupinus dalesiae Mary Susan Taylor 1982-7-17 Taylor 4691 Plumas T23n r11e sw1/4nw1/4 sec 17. Blue nose mt quad. On open bare phyllite roadcut On and road, both sides of 23n44y, 1.3 mi. W of its jct with 23n50y, ca 2 air Mi. Sw of sloat. With silene lemmonii, collinsia torreyi. 1494 Comment
  SEINET10485198  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4597 Plumas T23n r12e nw14ne1/4 sec 17. Johnsville quad. Corolla yellow. Along 23n11, on Loop through cogswell ravine, on roadcut and upslope in disturbed areas, 3.2 Mi. Ne of jackson creek campground, ca 5 mi n of mohawk. Mixed evergreen Forest. With calochortus coeruleus, lathyrus sulphureus. 1737 Comment
  SEINET10838176  Lupinus dalesiae Taylor 1982-6-16 Taylor 4681 Plumas Spring garden quad. Corolla yellow. Open disturbed roadcut, along spur road Off thompson creek rd (24n26), .2-.3 mi from its jct, ca. 3 Mi southeast of Quincy. With calystegia polymorpha, clarkia rhomboidea. 1402 Comment
  SEINET10970248  Lupinus dalesiae Mary Susan Taylor 1982-6-21 Taylor 4887 Plumas T24n r10e e1/2se1/4 sec 7. Quincy quad. American valley, on ne side of hills S of greenhorn creek, ca 1.5 mi. Ne of quincy. Mixed evergreen forest; with Erigonum nudum, lupinus grayi, apocynum pumilum. 1067 Comment
  UCD107809  Lupinus grayi A. A. Heller 1913-6-13 10867 Plumas Quincy. 1066 Comment
  SEINET10490345  Lupinus grayi Mary Susan Taylor 1981-4-3 Taylor 3833 A Plumas T23n r12e ne 1/4 sec 17. Johnsville quad. N side of rd 23n11, ca 3 mi. S of Happy valley, near head of cogswell ravine, ca 2 air mi. E of cromberg ravine, Ca 2 air mi. E of cromberg on hwy 70. Yellow pine forest. 1768 Comment
  SEINET10490346  Lupinus grayi Mary Susan Taylor 1982-6-14 Taylor 4673 Plumas T25n r9e nw1/4 sec 4. Greenville sw quad. On ridge w of indian falls on hwy 89, In burn area (1980). 1311 Comment
  SEINET10489239  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-8-21 Taylor 4890 Plumas T23n r10e se1/4se1/4 sec 9. Blue nose mt quad. Corolla pale blue. Along Willow creek ca 0.5 mi. Nw of nelson point, ca 5 mi. Se of quincy. Shaded & Moist. With boykinia major, chrysanthemum parthenium. 1311 Comment
  SBBG13868  Lupinus latifolius var. columbianus H. and M. Dearing 1939-7-4 3817 Plumas Graeagle Comment
  CHSC52437  Lupinus lepidus var. confertus L. P. Janeway 1990-7-6 3777 Plumas Plumas National Forest. Near Emigrant Cr and ca 1/10 mi south of Little Grizzly Cr. 1767 Comment
  JEPS115127  Lupinus lepidus var. confertus Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16232 Plumas On dry bare soil, forest floor, above the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  UC149940  Lupinus lepidus var. confertus Katharine Brandegee July 1911 Plumas Portola Comment
  CHSC20974  Lupinus lepidus var. sellulus F. T. Griggs; A. Pass 1975-7-23 233 Plumas Cape Lake. Comment
  CHSC36216  Lupinus lepidus var. sellulus M. S. Taylor 1982-7-14 4831 Plumas Near jct of 27N92 and 26N18 in Log Valley around creek, ca. 4 air mi w of Greenville. 1676 Comment
  CHSC97008  Lupinus lepidus var. sellulus B. Castro; Shannon Nielsen 2005-7-12 1492 Plumas Ca 13 air mi NE of town of Feather Falls and 1.5 air mi SE of the Middle Fork Feather River, on spine of Hartman Bar Ridge. Along USFS Rd 22N94, on W edge of road. Site is 0.5 rd mi S of jcn of the main (94) road with a side-road that goes to Hartman Bar Trailhead. 1463 Comment
  RSA755467  Lupinus lepidus var. sellulus L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16136 Plumas Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  UC665284  Lupinus lepidus var. sellulus Elmer I. Applegate 1934-5-3 8909 Plumas on road to Oroville w Quincy (just below Meadow Valley); , w of Quincy Comment
  JEPS100592  Lupinus leucophyllus Dean W. Taylor 1974-10-1 5043 Plumas Wade Lake, Jamison Creek drainage, ca. 3 miles S of Plumas-Eureka State Park, 2000 m elev. 1999 Comment
  RSA0018282  Lupinus nanus Joan Stewart 2000-06 1043 Plumas Plumas National Forest Comment
  SEINET10452161  Lupinus obtusilobus Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4968 Plumas T21N R11E se sec 3. Sierra City NW quad. On ridge between Florentine Cyn and Spencer Lakes, ca. 5 mi sw of Johnsville. 7000 ft. 2133 Comment
  CHSC41193  Lupinus onustus J. D. Jokerst 1984-5-14 2009 Plumas Road edges, South of Ward Creek. 1249 Comment
  CDA27471  Lupinus onustus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3096 Plumas 1.8 miles north of Lawrence Street, Quincy, on Highway 70/89. Comment
  RSA414439  Lupinus onustus Christopher Davidson 1975-6-7 2736 Plumas 4.6 mi N of Greenville on Hwy 89 1238 Comment
  SEINET10837855  Lupinus onustus Patricia L. Kenney 1973-6-5 Kenney 419 Plumas Along roadside of hwy 89, 5 mi n of jct of hwy 70 & 89. Yellow pine, douglas fir, and oaks. 1067 Comment
  UCD107461  Lupinus polyphyllus Tim Kuhn 2006-6-12 26 Plumas south of Frenchman Lake. Comment
  SEINET10484150  Lupinus polyphyllus subsp. superbus Mary Susan Taylor 1982-7-7 Taylor 4787 A Plumas T22N R12E sw/ne sec 9. Johnsville quad. Jct of Hwy 70 and Mohawk turnoff, at Mohawk Ranger Station, ca. 1 mi w of Blairsden. 4400 ft. 1341 Comment
  CHSC56852  Lupinus polyphyllus var. burkei L. P. Janeway 1991-8-4 4126 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass, 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  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
  JEPS127329  Luzula cascadensis Lowell Ahart 2016-6-29 21076 Plumas About 20 yards east of Forest Service Road 22N72, about 1/4 mile southeast of Table Mountain, about 1 3/4 miles (air) northwest of Tamarack Flat, about 3 3/4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC436591  Luzula cascadensis Brink; Mayer 1975-7-2 s.n. Plumas Sierra Nevada: Bucks Lake area Comment
  CAS-BOT-BC436593  Luzula cascadensis Clare B. Hardham 1970-8-8 17703 F Plumas Road to Thompson Peak Lookout 2133 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-BC436680  Luzula comosa var. laxa Robert J. Weatherby 1955-6-26 1544 Plumas Mud Lake, Lakes Basin area 2103 Comment
  CHSC85993  Luzula comosa var. laxa L. P. Janeway 2003-7-19 7908 Plumas High Cascade Range. Along the south edge of Little Willow Lake. Just above high water line. 1831 Comment
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Oct 3 2006
  CHSC32020  Luzula divaricata L. Ahart 1974-10-1 647 Plumas N of Pilot Peak on w part of Buzzards Roost Ridge, ca. 1 mi n of Onion Valley, ca. 10 mi n of La Porte. 1981 Comment
  JEPS88180  Luzula divaricata Vernon H. Oswald and Lowell Ahart 1996-8-14 8168 Plumas Silver Lake Rd. 1.9 mi se Silver Lake Campground (ne of Bucks Lake); northern High Sierra Nevada 1645 Comment
  UCD98225  Lychnis coronaria June McCaskill 1954-5-31 332 Plumas above Feather River; State Highway 24 (US Alt. 40), 2 miles north of Storrie. Comment
  CHSC46706  Lycopus uniflorus V. Oswald; W. Dempsey 1989-8-24 3961 Plumas Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 11 mi (air) nw of Chester. On the margin of the lake. 1828 Comment
  CHSC113586  Lythrum portula Lowell Ahart 2014-8-24 19739 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
  CHSC113934  Lythrum portula Lowell Ahart 2014-8-20 19715 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
  JEPS114426  Lythrum portula Lowell Ahart 2008-7-9 15066 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte 1689 Comment
  RSA59423  Machaeranthera shastensis E. K. Balls 1950-9-15 15859 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  CAS-BOT-BC343794  Madia elegans Mary Strong Clemens 1920-6-29 s.n. Plumas Quincy Comment
  UCD134184  Madia elegans Frederica Bowcutt 1985-6-6 534 Plumas About 15 air miles NE of Quincy 0.2 mile SE of Drum Bridge. Immediately north of Red Clover Creek and Beckwourth Genesee Road. Comment
  RSA516357  Madia elegans subsp. elegans Barbara Ertter 1987-7-24 7309 Plumas Ca. 3 miles north of Chilcoot on Route 284 to Frenchman Lake 1524 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
  CHSC44880  Madia glomerata Lowell Ahart 1977-8-8 1541 Plumas Along the edges of the dirt road to Bird Creek, about 4 air miles west of Pilot Peak, about 15 miles north of La Porte. 1645 Comment
  JEPS40374  Madia glomerata W. L. Jepson 1939-8-16 19424 Plumas Dixie Valley 1767 Comment
  JEPS40398  Madia glomerata W. L. Jepson 1918-8-17 8031 Plumas Sierra Valley 1524 Comment
  UCR123372  Madia glomerata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6879 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  CAS-BOT-BC342851  Madia glomerata David D. Keck 1938-8-9 4900 Plumas Beckwith (Beckwourth), 0.5 mi. W. of town 1525 Comment
  CAS-BOT-BC342853  Madia glomerata David D. Keck 1932-7-6 1715 Plumas Halfway between Prattville and Chester 1340 Comment
  CAS-BOT-BC342865  Madia glomerata John Thomas Howell 1959-9-22 34848 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC342870  Madia glomerata John Thomas Howell 1959-9-25 35034 Plumas 3 miles southwest of Spring Garden Comment
  RSA518824  Madia glomerata Barbara Ertter 1988-7-25 7845 Plumas Diamond Mts, 12 air miles SSW of Susanville, Snoring Springs, 1/2 mile N of Diamond Mt Greenville Red Rock jct 1982 Comment
  SEINET10474807  Madia glomerata Mary Susan Taylor 1982-9-7 Taylor 5092 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  UC485320  Madia glomerata Katharine Brandegee Plumas Portola Comment
  CHSC103129  Madia gracilis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16112 Plumas West of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC91691  Madia gracilis G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16347 Plumas Northern Sierra Nevada. Snake Lake, 4 mi. NW of Quincy. Lower end of lake just above dam and outlet. [Lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  JEPS113707  Madia gracilis Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14462 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
  RSA716593  Madia gracilis 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
  RSA755776  Madia gracilis L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16112 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 air miles southwest of Lake Almanor. 1303 Comment
  UC579274  Madia gracilis E. Sawyer 1935-6-27 178 Plumas 3.7 mi n Hawks (river w of Beckwith); Plumas National Forest, Sierraville Quadrangle, Middle Fork 1676 Comment
  UC2016549  Madia gracilis Richard Olmstead 1984-6-26 575 Plumas Roadside ca. 2 miles north of Engels Mine on Lights Creek Road. Comment
  RSA59430  Madia gracilis subsp. gracilis E. K. Balls 1950-9-15 15852 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  JEPS103554  Madia minima Lowell Ahart 2002-7-2 9819 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-BC345248  Madia subspicata John Thomas Howell 1967-6-23 42695 Plumas Butterfly Valley 1036 Comment
  CHSC21348  Maianthemum racemosum F. T. Griggs 1975-8-7 320 Plumas Mt. Pleasant. Comment
  CAS-BOT-BC512089  Maianthemum racemosum subsp. amplexicaule Anna Head 1921-7-1 s.n. Plumas Indian Pk.; Feather River Region 2133 Comment
  CAS-BOT-BC347523  Malacothrix floccifera John Thomas Howell 1977-6-21 52382 Plumas Seneca 1097 Comment
  SJSU14285  Malacothrix floccifera N. A. Hopkins 1989-8-7 1574 Plumas 2 miles west of Notson's Bridge on Beckwourth-Genesee road 1524 Comment
  UC1536765  Malacothrix floccifera G. H. True 1938-7-14 958 Plumas top of Milford Grade Milford Grade 1828 Comment
  UCSC000629  Marrubium vulgare C. W. Hanks 1934-8-16 53 Plumas Sierraville, Upper Long Valley, Plumas National Forest 1676 Comment
  CAS-BOT-BC105206  Marsilea mucronata Barbara Ertter; Jeffrey Strachan 1980-7-31 3894 Plumas E side Red Clover Valley on Beckwourth - Milford Road, Plumas National Forest 1676 Comment
  CAS-BOT-BC269219  Melica aristata Lowell Ahart 1977-7-26 1478 Plumas One-half mile below the Bunker Hill Mine. The Bunker Hill Mine is about ten miles north-east of La Porte 2000 Comment
  CAS-BOT-BC269220  Melica aristata John Thomas Howell 1951-6-27 27574 Plumas Johnsville 1584 Comment
  CAS-BOT-BC269225  Melica aristata John Thomas Howell 1960-7-21 35823 Plumas Lassen Volcanic National Park. Near Terminal Geyser 1798 Comment
  JEPS102940  Melica aristata L. P. Janeway 2001-7-3 7260 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek 1707 Comment
  UC641649  Melica aristata G. L. Stebbins Jr. 1939-7-6 2909 Plumas 1.7 mi e Meadow Valley (on road to Quincy) 1097 Comment
  CAS-BOT-BC282081  Melica fugax John Thomas Howell 1961-6-21 36633 Plumas Greenville 1097 Comment
  CAS-BOT-BC282083  Melica fugax John Thomas Howell; Gordon H. True 1967-7-11 43292 Plumas 2.5 miles from Quincy Junction on road to Mt Hough 1249 Comment
  CAS-BOT-BC282090  Melica fugax Lewis S. Rose 1954-5-30 54067 Plumas Johnsville 1813 Comment
  CAS-BOT-BC282095  Melica fugax Lowell Ahart 1977-6-20 s.n. Plumas About 6 miles N of La Porte 2000 Comment
  CHSC41425  Melica fugax Lowell Ahart 1986-7-8 5347 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CHSC91604  Melica fugax G. Douglas Barbe; T. C. Fuller 1982-7-16 3766 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  RSA201315  Melica fugax J. T. Howell 1960-7-18 35603 Plumas Drakesbad. Lassen Volcanic National Park. 1677 Comment
  UC1026396  Melica fugax Lewis S. Rose 1954-5-30 54067 Plumas Johnsville 1600 Comment
  SEINET10599380  Melica fugax Lowell Ahart 1989-7-2 Ahart 6342 Plumas On north-west side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. Red Fir Forest. Normal size plant. Small Onion Grass. Comment
  CAS-BOT-BC281136  Melica stricta Lowell Ahart 1979-7-18 s.n. Plumas Ca 1 mile W of Pilot Peak. Above the road on broken rock about 1/8 mile S of Onion Valley 1800 Comment
  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
  RSA201301  Melica subulata J. T. Howell 1960-7-23 35965 Plumas Dream Lake, Drakesbad 1677 Comment
  UCD88624  Melica subulata John Thomas Howell 1960-7-22 35903 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad. 1676 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
  SD43484  Mentzelia montana Philip A. Munz 1947-5-16 11821 Plumas 5.0 miles north of Chilcoot. 1524 Comment
  CAS-BOT-BC428541  Micranthes aprica Alice Eastwood 1927-6-15 14607 Plumas United States Forest Reserve. Long Valley. Comment
  CHSC21582  Micranthes aprica D. E. Brink Jr.; L. M. Mayer 1975-7-23 Plumas Comment
  CHSC21228  Micranthes bryophora F. T. Griggs; A. Pass 1975-7-16 194 Plumas N. Shore of Lower Buck's lake. Comment
  CAS-BOT-BC428602  Micranthes bryophora Anna Head 1921-7-20 s.n. Plumas Near Lake Center Camp, Feather River Region Comment
  LA209005  Micranthes integrifolia Mrs. C. W. Hollis; 1928-6-30 Plumas Mt. Lassen National Forest, Drakesbad Comment
  CAS-BOT-BC429146  Micranthes odontoloma Anna Head 1921-8-10 s.n. Plumas Long Lake, Feather River Region Comment
  CAS-BOT-BC429149  Micranthes odontoloma Rimo Bacigalupi 1927-7-10 1684 Plumas Meadow about 1/4 mile below outlet of Long Lake along Gray Eagle Creek 1828 Comment
  CAS-BOT-BC429236  Micranthes oregana G. Earle Kelley 1920-7-1 s.n. Plumas Greenville Comment
  CAS-BOT-BC429239  Micranthes oregana Ella Dales Cantelow 1938-7-4 2310 Plumas Drakesbad. Comment
  CHSC21327  Microseris nutans F. T. Griggs; A. Pass 1975-7-31 277 Plumas Buck's Lake. Comment
  CHSC72442  Microseris nutans L. P. Janeway 1998-6-23 5652 Plumas About 1.8 mi south-southeast of Indicator Peak; along Road 28N03 on south side of upper West Branch Bear Valley Creek. Ridge top. 1676 Comment
  CHSC87640  Microseris nutans Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10909 Plumas East of the dirt road, south of the Bucks Lake Road, about 2 miles (air) northeast of Meadow Valley, about 5 miles (air) west of Quincy. 1147 Comment
  RSA165459  Microseris nutans Clare B. Hardham 1961-6-16 7471 Plumas Diamond Peak 2134 Comment
  RSA0117087  Microsteris gracilis L. P. Janeway, Robin Carter 2015-7-9 11799 Plumas Northern High Sierra Nevada. Lower Thompson Valley, 0.6 km north of Red Clover Creek. 1669 Comment
  UC1012468  Mimulus arvensis Francis W. Pennell 1940-6-12 25819 Plumas 1 mi s Beckwourth 1493 Comment
  UC1552824  Mimulus aurantiacus var. grandiflorus Frederica Bowcutt 1985-5-15 517 Plumas Rock Creek Dam along Hwy 70 Plumas National Forest, North Fork of the Feather River Comment
  UC964787  Mimulus aurantiacus var. grandiflorus Milo S. Baker 1952-5-27 12474 Plumas Camp Storrie, along Hiway 24 Feather River Canyon Comment
  JEPS28611  Mimulus breweri George W. Gillett 1957-7-17 791 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  CDA9305  Mimulus cardinalis D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .254 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  RSA59677  Mimulus guttatus E. K. Balls 1950-9-9 15746 Plumas West of Lakes Center Public Campground in small creek running into south end of small lake. 2043 Comment
  UC1012469  Mimulus guttatus Francis W. Pennell 1940-6-11 25813 Plumas w Mohawk R. S. (Route 24) 1463 Comment
  UC1012473  Mimulus guttatus Francis W. Pennell 1940-6-11 25806 Plumas 1 mi s Greenville (Route 89) 1219 Comment
  CHSC113630  Mimulus moschatus Lowell Ahart 2014-8-31 19823 Plumas Gravel bars and mud flats along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  UCD122820  Mimulus moschatus W. R. Powell 1968-7-2 1592 Plumas along road southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  RSA535799  Mimulus nanus var. mephiticus David M. Thompson 1986-6-29 562 Plumas Genesee. 1.5 mi S of Flournoy Bridge, along USFS Road 25N42 to Nye Creek. 1159 Comment
  RSA232724  Mimulus primuloides Larry E. DeBuhr, Gary D. Wallace 1972-5-21 591 Plumas Plumas National Forest, at pond reservoir in Butterfly Valley about 1 mile southwest of Keddie. 1037 Comment
  JEPS103324  Mimulus torreyi Lowell Ahart 2002-6-26 9766 Plumas On the E side of the poor road, ca 1 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1760 Comment
  RSA0105472  Mimulus torreyi Lowell Ahart 2014-8-31 19815 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  JEPS28651  Mimulus torreyi George W. Gillett 1957-7-19 842 Plumas slopes across from Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC433056  Mitella pentandra M. S. Taylor 1982-6-16 4687 Plumas W side of 24N13, 1.4 mi s of Willow Creek Rd (23N90), ca. 4 air mi se of Quincy. 1524 Comment
  CHSC67670  Monardella follettii James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2554 Plumas Rich Gulch Rd. 3.0 mi N of Hwy. 70 on slope W of and adjacent to road (26N22) S of Red Mtn. turnoff. Comment
  JEPS102225  Monardella follettii L. P. Janeway 2001-8-5 7426 Plumas High Cascade Range. Slopes on east side of Yellow Creek about 8.9 km south of Humbug Valley along Road 26N26. 1305 Comment
  CDA40933  Monardella follettii James D. Jokerst 1992-1 3438 Plumas Serpentine formation, without further data. 0 Comment
  SEINET10582329  Monardella follettii A. Graff 1993-7-22 Graff 314 Plumas Plumas National Forest. Meadow Valley Rd. south, .4 mile from Union Pacific RR crossing, on left road cut. T25N,R8E,S20. Locally frequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Comment
  HSC14287  Monardella lanceolata W. R. Rogers 1966-6-6 238 Plumas Ferris Creek Comment
  CHSC84369  Monardella odoratissima Lowell Ahart 2003-9-7 10562 Plumas On the east side of the dirt road, about 50 yards southeast of the Pacific Crest Trail, on Bunker Hill Ridge, about 1 mile (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. 2038 Comment
  CAS-BOT-BC317315  Monardella odoratissima W. Harnach; N. Harnach 1989-7-16 224 Plumas Sierra Valley. Barry Hill (McElroy on map). 1584 Comment
  RSA0118875  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
  CHSC26168  Monardella odoratissima subsp. pallida Detzer; M. Sacks 1977-7-23 10 Plumas Ca. 3.5 km ne of Squaw Pk. 1973 Comment
  CHSC67836  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-3 3112 Plumas N of Florintine Canyon adjacent to La Porte Rd., W of Johnstown. Comment
  CHSC67837  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-3 3113 Plumas S and adjacent to Hwy. 70 and Greenhorn Creek 1 mi E of Caltrans Roadside Rest, ca. 10 mi E of Quincy. Comment
  JEPS118428  Monardella odoratissima subsp. pallida Lowell Ahart 2011-9-20 17685 Plumas 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
  SD131898  Monardella odoratissima subsp. pallida Barbara Ertter 1988-7-25 7860 Plumas Diamond Mountains, ca. 15 airmiles due south of Susanville, sheep camp on Pierce Creek. 1981 Comment
  SD149145  Monardella odoratissima subsp. pallida John Thomas Howell 1975-7-22 51370 Plumas 2.0 miles northwest of Spring Garden. 1173 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
  UC2035888  Monardella odoratissima subsp. pallida Mrs. H. C. Cantelow 1941-7-20 Plumas 10 miles east of Quincy on road to La Porte. 1981 Comment
  NY429343  Monardella odoratissima var. follettii W. I. Follett 1937-8-2 108 Plumas Rich Gulch (northeast slope of Red Hill), East Branch of North Fork Feather River 1280.2 Comment
  CAS-BOT-BC220488  Monardella sheltonii Lewis S. Rose 1966-7-27 66062 Plumas Butterfly Creek & Spanish Creek, 1 mi. s. of Keddie 883 Comment
  SD149141  Monardella sheltonii John Thomas Howell 1975-7-22 51350 Plumas 2 miles northwest of Spring Garden Comment
  SJSU14192  Monardella sheltonii N. A. Hopkins 1989-8-7 1575 Plumas by road between Beckwourth & Genesee Valley 1676 Comment
  JEPS125876  Monardella stebbinsii Dean W. Taylor 2000-7-31 17536 Plumas Plumas National Forest: Feather river Canyon, along Hwy 70 at Rich Bar. Comment
  CHSC20989  Montia chamissoi F. T. Griggs; A. Pass 1975-7-11 160 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC34270  Montia chamissoi M. S. Taylor 1981-5-10 3677 Plumas E side of Antelope Lake, in and around large wet meadow where Pioneer Cabin is located, ca. 20 air mi ne of Taylorsville. 1536 Comment
  CHSC97570  Montia fontana subsp. chondrosperma Lowell Ahart; John Dittes 2007-6-17 14176 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
  JEPS115806  Montia fontana subsp. chondrosperma Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15902 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  CDA19263  Montia linearis G. D. Barbe, T. C. Fuller 1982-6-17 3847 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  UC1136708  Montia linearis E. Sawyer 1935-6-27 181 Plumas 1.6 mi ene of Grizzly Peak (Plumas National Forest); Plumas National Forest 1767 Comment
  CAS-BOT-BC445101  Montia linearis Roxana S. Ferris 1952-5-18 12487 Plumas 1.5 miles north of Greeneville [Greenville] 1097 Comment
  RSA189424  Montia linearis L. S. Rose 1967-6-11 67104 Plumas Quincy. 1037 Comment
  SEINET5336650  Montia linearis A. A. Heller, P. B. Kennedy 1907-7-4 8731 Plumas Meadow two miles south of Red Clover Valley Comment
  CHSC54548  Muhlenbergia andina Vernon H. Oswald 1991-8-5 4808 Plumas Lassen Volcanic Park. Terminal Geyser located ca. 2.25 miles (air) southeast of Drakesbad. On a drainage bordering the south side of the geyser. 1731 Comment
  UCD86491  Muhlenbergia andina John Thomas Howell 1960-7-19 35655 Plumas Drakesbad. 1676 Comment
  CAS-BOT-BC263365  Muhlenbergia asperifolia W. Harnach; N. Harnach 1990-7-5 462 Plumas First corner east of Co. Rd. A-23 on Marble lane, Sierra Valley 1487 Comment
  CAS-BOT-BC267011  Muhlenbergia filiformis Lowell Ahart 1985-7-11 5138 Plumas Below the highwater line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles NW of La Porte 1584 Comment
  CAS-BOT-BC267013  Muhlenbergia filiformis E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  CHSC54549  Muhlenbergia filiformis Vernon H. Oswald 1991-8-5 4802 Plumas Lassen Volcanic Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. On margins of lake. 1844 Comment
  UCD86661  Muhlenbergia filiformis John Thomas Howell 1960-7-18 35581 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC267004  Muhlenbergia filiformis John Thomas Howell 1960-7-21 35808 Plumas Lassen Volcanic National Park. Near Terminal Geyser 1828 Comment
  CHSC110612  Muhlenbergia richardsonis B. Castro; G. Kuenster 2006-8-4 1585 Plumas Northern 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 100 ft below edge of open Ponderosa-Jeffrey pine forest. 1665 Comment
  SEINET8501514  Muilla transmontana W. Harnach, N. Harnach 1990-5-12 304 Plumas Sierra Valley, Approx 5 miles S of Vinton, Feather River Ranch. 1585 Comment
  UCR47603  Myosotis discolor David D. Keck 1932-7-4 1670 Plumas Northern Sierra Nevada Mtns., Quincy, along road to Lake Almanor 1067 Comment
  CHSC89327  Myosotis laxa G. Douglas Barbe; T. C. Fuller 1982-6-15 3685 Plumas Sierra Nevada Foothills. Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  UC1075665  Myosotis scorpioides Robert J. Weatherby 1950-7-2 1443 Plumas East Quincy, Mill Creek 1066 Comment
  SEINET5338191  Myosurus aristatus H. N. Mozingo 1979-4-26 79 -32 Plumas 1.4 miles SW of Vinton on Rt. 49 1494 Comment
  CHSC114291  Myriophyllum hippuroides B. Villegas 2008-7-24 Plumas Indian Creek, south of Crescent Mills, near County Road A22. Comment
  JEPS124128  Myriophyllum hippuroides Lowell Ahart 2015-10-3 20537 Plumas 100 yards east of the Round Valley Reservoir Dam, about 2 1/2 miles (air) northwest of Crescent Mills. Comment
  CHSC114927  Myriophyllum sibiricum B. Villegas 2008-7-23 Plumas Lake Davis, Eagle Point. Comment
  CHSC97522  Myriophyllum sibiricum Lowell Ahart; John Dittes 2007-6-17 14164 Plumas In Red Clover Creek, about 50 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
  RSA726450  Myriophyllum sibiricum L. Ahart, John Dittes 2007-6-17 14164 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  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
  CHSC43314  Nama lobbii Lowell Ahart 1974-8-7 593 Plumas Along the dirt road near Grizzly Mountain, about 4 miles south of Bucks Lake. 1828 Comment
  JEPS102942  Nama lobbii L. P. Janeway 2001-7-3 7266 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek 1707 Comment
  UCD63697  Narthecium californicum Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Plumas Quincy. Plumas National Forest. Blackhawk Road. Butterfly Valley Botanical Area. Sweetwater Marsh. 1160 Comment
  SEINET10475624  Narthecium californicum Mary Susan Taylor, H. Swanson 1982-9-2 Taylor 5087 Plumas T25N R9E ne/se sec 20. Greenville SW quad. Butterfly Valley Botanical Area, in bog just s of switchback, ca. 1 air mi w of Keddie. 3900 ft. 1189 Comment
  HSC22873  Nasturtium officinale John Pratt 1970-6-19 25 Plumas Intersection of Rock Creek and Hwy. 36 Comment
  SEINET10871350  Nasturtium officinale Patricia L. Kenney 1973-6-5 Kenney 417 Plumas Along roadside of Hwy 89, 5 mi N of jct of Hwy 70 & 89. Yellow pine, Douglas fir and oaks. 1067 Comment
  RSA71913  Navarretia capillaris F. W. Peirson 1932-7-19 10353 Plumas Along Feather River near Chester. 1463 Comment
  CDA18488  Navarretia divaricata subsp. divaricata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3370 Plumas Sierra Nevada; Walker Plains. Basalt formation along the Plumas-Butte county line. 1554 Comment
  CHSC45435  Navarretia intertexta subsp. propinqua Lowell Ahart 1981-7-24 2995 Plumas On the floor of a hydraulic mine, about 1 mile south of La Porte. 1463 Comment
  JEPS113741  Navarretia intertexta subsp. propinqua Lowell Ahart, Josephine Guardino 2007-7-20 14349 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS70402  Navarretia intertexta subsp. propinqua Joseph Andorfer Ewan 1934-7-18 8558 Plumas near Portola (along bottoms of Middle Fork Feather River); Sierra Nevada, Middle Fork Feather River 1676 Comment
  UCD48465  Navarretia intertexta subsp. propinqua John M. Tucker 1948-7-24 1717 Plumas Near road from Cascade to Camel Peak, Plumas County, California. 1615 Comment
  CHSC36195  Navarretia leptalea M. S. Taylor 1982-7-8 4797 Plumas S bank of Feather River, Ramelli Ranch, ca. 1 mi sw of Beckwourth. 1487 Comment
  CHSC40929  Navarretia leptalea K. R. Stern 1985-6-25 8261 Plumas Vicinity of Blairsden. 1371 Comment
  RSA72301  Navarretia leptalea F. W. Peirson 1926-6-22 6827 Plumas Drakesbad, Lassen National Park Comment
  CHSC34889  Navarretia leptalea subsp. leptalea M. S. Taylor 1981-8-28 4248 Plumas Along Sulphur Creek, ca. 1.4 mi s of Hwy 89, ca. 3 mi se of Clio. 1432 Comment
  UC908969  Navarretia leptalea subsp. leptalea Milo S. Baker 1935-6-26 8092 Plumas on Highway 39 near cabin (Childs Meadows); , near cabin Comment
  CHSC23855  Navarretia leucocephala subsp. minima Glenda Foster 1975-11-8 102 Plumas Around edges of vernal pool on s side of Hwy. 89, 3.8 mi from jct. 36. Comment
  CHSC91790  Navarretia leucocephala subsp. minima G. D. Barbe; T. C. Fuller 1982-6-17 3849 Plumas Northern California. Plumas National Forest. East shore of Frenchman Lake; Crystal Fishing Access. Arm of the lake at the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  UC572641  Navarretia leucocephala subsp. minima E. Sawyer 1935-6-27 157 Plumas Charlies Valley Plumas National Forest, Sierraville Quad. 1524 Comment
  RSA605581  Navarretia sinistra Alva Day, Orbelia Robinson 1982-7-15 82 -85 Plumas Plumas National Forest, Lake Davis, 0.2 mi. west of Coot Bay on north side of lake. Comment
  CDA15376  Nemacladus capillaris G. F. Hrusa 1997-6-26 13892 Plumas Sierra Nevada; approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  SEINET10972236  Nemacladus interior Rimo Bacigalupi, R. L. Hauke 1954-7-15 Bacigalupi 4729 Plumas At mouth of Rock Creek in Feather River Canyon (North Fork) 518 Comment
  CDA1156  Nemophila heterophylla D. G. Kelch, A. R. Smith, Andrew Murdock, Ruth Kirkpatrick 2006-6-2 6 .274 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  RSA726410  Nemophila parviflora var. austiniae L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13998 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  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
  SEINET10497061  Nemophila spatulata Lowell Ahart, Peter Ahart 1983-7-20 Ahart 4194 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
  CAS-BOT-BC231507  Nicotiana John Thomas Howell 1977-8-11 52692 Plumas At north end of Frenchmans Reservoir 1706 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
  JEPS125722  Onopordum acanthium subsp. acanthium William Harnach 2015-8-6 1439 Plumas 4.85 miles West of Vinton on Highway 70. Comment
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May 9 2017
  SEINET8655803 Image available Onopordum acanthium subsp. acanthium W. Harnach 2015-8-6 1439 Plumas 4.85 miles west of Vinton on Hwy 70. 1494 Comment
  JEPS80617  Orobanche corymbosa subsp. corymbosa M. S. Taylor 1981-6-25 3952 Plumas On hill at NE junction of 25N11 and spur off 25N71, where Last Chance Creek crosses 25N11, ca. 0.5 mi N of N tip of Frenchman Lake, ca. 13 mi NW of Chilcoot. Comment
  JEPS95553 Image available Orobanche fasciculata Lowell Ahart 1994-7-7 7458 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 2011 Comment
  CHSC62354  Orthilia secunda B. Castro 1989-8-18 404 Plumas Ca 7 air mi S of Bucks Lake, ca 1 mi E of Hardquartz mine; towards top of Scotch Ck. 1676 Comment
  CHSC73416  Orthilia secunda B. Castro; H. Durio 1995-10-26 628 Plumas Ca 4 air mi SW of Bucks Lake in Granite Basin, and ca 0.1 mi E of a 4WD trail which heads N from USGS Rd 23N18.Along perennial tributary to the Little North Fork Middle Fork Feather River. 1539 Comment
  CAS-BOT-BC238431  Orthocarpus W. Harnach; N. Harnach 1990-6-13 374 Plumas Sierra Valley. Ramelli Ranch (USFS) 1487 Comment
  CHSC112566  Orthocarpus cuspidatus subsp. cryptanthus B. Castro; L. P. Janeway 2007-6-24 1648 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley abt 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W isde of Thompson Creek, 250-300 ft below edge of open Ponderosa-Jeffrey pine forest. 1671 Comment
  CHSC87870  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11063 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote. 1765 Comment
  UC1075672  Osmorhiza berteroi Robert J. Weatherby 1950-7-7 1450 Plumas Gansner Creek Quincy 1219 Comment
  JEPS113822  Osmorhiza chilensis Lowell Ahart, Josephine Guardino 2007-7-21 14373 Plumas Around pine trees, near a small dry drainage, about 20 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1813 Comment
  CAS-BOT-BC121004  Paeonia brownii J. T. Howell 1962-6-19 37849 Plumas The Buttes, near Sierra Valley. 1493 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
  SEINET10932238  Paeonia brownii Mary Susan Taylor 1982-5-7 Taylor 4418 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
  UCD88586  Panicum acuminatum var. fasciculatum R. Tofsrud 1948-7-1 s.n. Plumas 1 mile N. of Quincy. Comment
  UCD89726  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  UCD89951  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  UCD89955  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  RSA201355  Panicum capillare J. T. Howell 1960-7-20 35728 Plumas Drakesbad; Lasses Volcanic National Park 1677 Comment
  UC1101585  Panicum capillare Malcolm A. Nobs, S. Galen Smith 1949-8-19 1412 Plumas about 2 mi s Greenville; Indian Valley Comment
  RSA59316  Parnassia fimbriata E. K. Balls 1950-9-12 15878 Plumas 1.5 miles along trail from Lakes Center Public Camp to Long Lake Outlet, southern Plumas County 2012 Comment
  CAS-BOT-BC175578  Parnassia palustris Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1688 Plumas Above Sweetawter Meadow. Butterfly Botanical Area and Vicinity 1127 Comment
  CHSC21517  Pectiantia breweri D. Brink; L. Mayer 1975-7-8 Plumas Along a stream above Lower Buck's Lake. Comment
  RSA43353  Pedicularis attollens E. C. Sutliffe 1917-08 s.n. Plumas Gold Lake region. Comment
  SBBG128713  Pedicularis racemosa L. Ahart 2008-8-14 15201 Plumas 200 yards NE of the metal gate, E side of Forest Rd 22N68, ca. 100 yards W of the S Fork of the Feather River, ca. 0.5 mi NE of Little Grass Valley Reservoir, ca. 5 mi NE of La Porte 1571 Comment
  CHSC49021  Pedicularis semibarbata Vernon Oswald 1986-6-6 2083 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  UC1778614  Pedicularis semibarbata G. Douglas Barbe, T. C. Fuller 1982-7-16 3760 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
  SD9635  Pellaea brachyptera Mrs. R. M. Austin 1877-1 Plumas Sierra Valley Comment
  SEINET11713791  Pellaea brachyptera R. M. Austin 1876-1 s.n. Plumas no further locality Comment
  UC122754  Pellaea brachyptera Mrs. R. M. Austin Aug. 1876 Plumas Soda Springs Comment
  UC366578  Pellaea brachyptera unknown Aug. 1883 Plumas Sho'fly Rd Indian Valley; n California, Indian Valley Comment
  RSA299502  Penstemon deustus J. T. Howell, Walter Knight, I. Knight, Gordon H. True Jr. 1967-7-10 2163 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area and vicinity. 884 Comment
  RSA305776  Penstemon deustus James R. Shevock 1972-5-19 1790 Plumas Hwy 89. N of Indian Falls, Ind. Falls Creek. Comment
  UC725778  Penstemon deustus A. A. Heller 1942-6-5 16501 Plumas on #24, 3 mi w Belden; w of Belden Comment
  CHSC21300  Penstemon deustus var. suffrutescens F. T. Griggs; A. Pass 1975-7-8 109 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC54357  Penstemon deustus var. suffrutescens L. P. Janeway 1990-6-5 3697 Plumas Plumas National Forest, Beckwourth Ranger District, Rattlesnake Compartment. Near top of Ridge on W side of Little Long Valley Creek; ca 1.1 mi NE of Hwy 70/89. Bottom of rocky cut-bank of road 23N12. 1630 Comment
  CHSC84368  Penstemon gracilentus Lowell Ahart 2003-9-7 10561 Plumas On the east side of the dirt road, about 50 yards southeast of the Pacific Crest Trail, on Bunker Hill Ridge, about 1 mile (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. 2038 Comment
  CHSC92190  Penstemon gracilentus Lowell Ahart; John Dittes 2005-9-20 12449 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2049 Comment
  NY600702  Penstemon gracilentus G. Schoolcraft 1989-7-3 1935 Plumas Diamond Mountains, near Bear Valley 1735 Comment
  POM161748  Penstemon gracilentus R. C. Bacigalupi 1927-7-11 1711 Plumas Near Grassy Lake Meadows. Gold Lake Region. 1890 Comment
  POM255777  Penstemon gracilentus Marion Ownbey, Ruth P. Ownbey 1938-7-14 1739 Plumas Below Humboldt Summit, Sierra Nevada. Comment
  NY604244  Penstemon janishiae B. J. Ertter 1989-7-3 8667 Plumas Diamond Mountain peak ca. 7 airmiles south of Susanville. 2316.5 Comment
  SEINET4207731  Penstemon laetus var. leptosepalus Mikel R. Stevens 2011-8-27 213 Plumas Walker Plains. Old quarry area (now parking area) at junction of Bucks Lake Rd (Oroville Quincy Hwy) with Basalt Rd. Ca 12.5 mi S of Bucks Lake on Bucks Lake Rd. East side of Rd.; 0 1559 Comment
  CHSC20777  Penstemon neotericus K. R. Stern 1975-7-23 5858 Plumas W shore of Lake Almanor. 1371 Comment
  NY627279  Penstemon neotericus D. D. Keck 1932-7-6 1713 Plumas Sierra Nevada; 8 miles north of Greenville on road to Prattville 1463.0 Comment
  POM255776  Penstemon neotericus Marion Ownbey, Ruth P. Ownbey 1938-7-14 1742 Plumas 1 mile southeast of Prattville. Comment
  CHSC10746  Penstemon newberryi Lowell Ahart 1968-6-29 Plumas Three miles N. E. of La Porte. 1066 Comment
  CHSC27506  Penstemon newberryi Susan M. Schulz 1978-4-23 17 Plumas Jct. of hwy 149 and 70 ca. 26.9 mi, ne side of 70 ca. 10 ft on slope ca. 35 mi ne of Chico on Feather River Canyon. Comment
  CAS-BOT-BC245642  Penstemon personatus Wayne Dakan 1970-7-1 s.n. Plumas Mt. Ararat, Sierra Nevada Comment
  CHSC88837  Penstemon personatus L. Hanson 1988-9-7 332 Plumas Plumas National Forest. Big Creek Junction. 1371 Comment
  SEINET11262173  Penstemon personatus Robert L. Johnson, Mikel R. Stevens 2015-7-11 3952 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
  SEINET5329276 Image available Penstemon personatus M. Foster 1988-7-8 182 Plumas Bucks Lake NE Quad; in clearcut unit, 1/2 mi E of Big Creek and Big Creek Rd., below F.S. Rd. 24N47X, 3 mi W of Bucks lake, 10 mi SW of Quincy 1591 Comment
  CDA13940  Penstemon roezlii G. F. Hrusa 1997-6-26 13878 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
  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
  UC335600  Penstemon roezlii J. G. Lemmon July 1883 Plumas Indian Valley Comment
  CDA18479  Penstemon roezlii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3245 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  CAS-BOT-BC239584  Penstemon rydbergii var. oreocharis Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Natl. Park Comment
  CAS-BOT-BC239600  Penstemon rydbergii var. oreocharis John Thomas Howell 1951-6-28 27642 Plumas Johnsville 1584 Comment
  CAS-BOT-BC239605  Penstemon rydbergii var. oreocharis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS113518  Penstemon rydbergii var. oreocharis Lowell Ahart, John Dittes 2007-6-16 14113 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  NY651251  Penstemon rydbergii var. oreocharis R. J. Weatherby 1955-7-26 1665 Plumas 2 miles north of Spanish Peak. 2072.6 Comment
  NY651285  Penstemon rydbergii var. oreocharis A. A. Heller 1907-7-9 8780 Plumas Prattville Comment
  UCD124271  Penstemon rydbergii var. oreocharis Michael A. Vincent 1999-6-7 8523 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  RSA6233  Penstemon speciosus D. D. Keck 1932-7-6 1718 Plumas 6 miles west of Chester. 1524 Comment
  CHSC42646  Perideridia bolanderi subsp. bolanderi Vernon Oswald 1986-7-10 2187 Plumas LaPorte-Quincy Rd. at S. Fork of Feather R. 1965 Comment
  CHSC60594  Perideridia bolanderi subsp. bolanderi L. P. Janeway 1989-6-23 3392 Plumas Plumas Nationa Forest. Beckwourth Ranger District. Upper slope overlooking Crocker Creek from the east. 1767 Comment
  UC1552724  Perideridia bolanderi subsp. bolanderi Frederica Bowcutt 1985-6-6 576 Plumas about 15 air mi ne Quincy; Plumas National Forest, Red Clover Creek Comment
  JEPS114797  Perideridia lemmonii Lowell Ahart 2008-8-13 15168 Plumas East of La Porte Road, east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  JEPS115218  Perideridia lemmonii Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16158 Plumas On both sides 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
  UC1123115  Perideridia lemmonii G. T. Nordstrom 1934-7-16 226 Plumas 3/4 mi ssw Bucks Ranch (Plot # 112); Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC222767  Perideridia parishii Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1644 Plumas Butterfly Botanical Area and Vicinity. In area at north end of Pond Reservoir 1097 Comment
  CHSC45878  Perideridia parishii subsp. latifolia Lowell Ahart 1977-8-2 1534 Plumas Along the edge of a small stream, about 1 mile west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  HSC100144  Perideridia parishii subsp. latifolia G. Douglas Barbe, T. C. Fuller and J. T. Howell 1981-6-23 3155 Plumas Long Valley, 0.4 mi. S of junction of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Rd. 1634 Comment
  CAS-BOT-BC413566  Persicaria amphibia Thomas H. Kearney 1944-8-14 45 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC419231  Persicaria maculosa Lowell Ahart 1981-9-6 3096 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CAS-BOT-BC419233  Persicaria maculosa David D. Keck 1932-7-3 1665 Plumas Quincy, in the Northern Sierra Nevada. 1065 Comment
  CDA18672  Phacelia hastata subsp. compacta G. D. Barbe, T. C. Fuller 1982-6-15 3732 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 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
  CHSC87614  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
  UC586854  Phacelia heterophylla subsp. virgata Joseph Andorfer Ewan 1934-6-25 8229 Plumas Gold Lake Rd above Duetens; Sierra Nevada Comment
  SEINET7714271  Phacelia humilis Unknown Plumas Big Meadows Comment
  CHSC52937  Phacelia humilis var. humilis L. P. Janeway 1989-6-12 3293 Plumas Plumas National Forest. Beckwourth Ranger District. Forest along s'ly side of Red Clover Valley. 1706 Comment
  CHSC58501  Phacelia hydrophylloides Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway, Joa 1992-7-1 5046 Plumas Near the entrance of Lakes Basin Campground, ca. 5 mi (air) SSW of Graegle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  POM147048  Phacelia linearis Alice Eastwood 1927-06 14908 Plumas On road from Chilcott, Unites States Forest Reserve. Comment
  JEPS104420  Phacelia mutabilis Lowell Ahart 2003-10-26 10680 Plumas On a gravel bar on the e side of the South Fork of the Feather River, where the old road crosses the river, ca 1/8 mi w of the Feather Fork Mine, ca 1 3/4 mi (air) ne of Little Grass Valley Reservoir, ca 6 1/2 mi (air) ne of La Porte. 1600 Comment
  RSA201363  Phacelia racemosa J. T. Howell 1960-7-20 35736 Plumas Boiling Springs Lake to Drakesbad. Lassen Volcanic National Park. 1677 Comment
  UC725479  Philadelphus lewisii A. A. Heller 1938-5-30 15130 Plumas on Hwy 24 near Grizzly Dome Tunnel 609 Comment
  CAS-BOT-BC260843  Phleum pratense John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1967-7-10 2177 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area and Vicinity 883 Comment
  CHSC55645  Phleum pratense K. R. Stern 1985-6-25 8307 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC96985  Phleum pratense Lowell Ahart; Josephine Guardino 2007-7-21 14360 Plumas Along a small stream, near a spring, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  CAS-BOT-BC260841  Phleum pratense John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54197 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough, Sierra Nevada 1280 Comment
  CHSC1302  Phlox diffusa J. Gulick 1929-5-15 Plumas Near Chester. 1524 Comment
  JEPS48502  Phlox diffusa Esther C. Fritz 1933-7-1 Plumas Spanish Peak 2133 Comment
  RSA739618  Phlox diffusa L. P. Janeway 2007-5-20 8983 Plumas Northern High Sierra Nevada, Top of Red Hill. 1929 Comment
  SEINET10496848  Phlox diffusa Mary Susan Taylor 1981-5-8 Taylor 3659 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
  SEINET956367  Phlox speciosa W. I. Follett 1938-1 116 Plumas In Twp. Rich Gulch. 1250 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
  CAS-BOT-BC60674  Phoenicaulis cheiranthoides M. S. Taylor 1982-5-14 4450 Plumas Along ridge above Turner Springs Road, ca. 1 mile south of Highway 114 (Clio-Portola Road). 1645 Comment
  CDA25094  Phoenicaulis cheiranthoides G. D. Barbe 1982-6-9 3666 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  SJSU14710  Phoenicaulis cheiranthoides N. A. Hopkins 1991-6-3 1682 Plumas by Beckwourth-Genesee Valley Rd S of Red Clover Valley Ranch House 1524 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
  CHSC35266  Phoradendron juniperinum M. S. Taylor; M. Foster 1981-8-13 4177 Plumas On top of hill, n and ne side on w flank of Wheeler Peak ridge, ca. 5 air mi n of Genesee. 1981 Comment
  CAS-BOT-BC142218  Physocarpus capitatus Walter Knight; Irja Knight 1966-9-12 1748 Plumas Mouth of Butterfly Creek - Butterfly Botanical Area and vicinity 1036 Comment
  CAS-BOT-BC78695  Pinus jeffreyi Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CDA530  Pinus jeffreyi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3103 Plumas South shore of Round Valley Reservoir. 1 mi W of dam on Dixie Canyon-Round Valley Rd. Comment
  SEINET11610316  Pinus jeffreyi David Charlet, T. Charlet 1996-7-20 2298 Plumas Sierra Nevada, Diamond Mts, Feather River drainage, Last Chance, North side of creek Comment
  CHSC55465  Pinus lambertiana Ben Cunningham 1991-4-20 25 Plumas Ca 90 ft west of Pecks Valley Road and 2 mi northeast of Greenville. 1066 Comment
  SEINET5334638  Pinus lambertiana R. J. Holl 1949-5-28 s.n. Plumas 3 miles north of Quincy 1067 Comment
  UC1362013  Pinus ponderosa Emanuel Fritz 1939-6-12 8527 Plumas Site II; in swale near top of ridge 1645 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
  CHSC57107  Piperia unalascensis L. P. Janeway 1991-7-23 4092 Plumas Plumas National Forest. Between Gold Lake Hwy and Gray Eagle Creek, 1.0 mi north of turn to Gray Eagle Lodge. 1691 Comment
  CDA17257  Plagiobothrys cognatus G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16284 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  SEINET10497598  Plagiobothrys cognatus Mary Susan Taylor 1982-7-8 Taylor 4799 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  CAS-BOT-BC230956  Plagiobothrys hispidulus John Thomas Howell 1960-7-19 35613 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC230989  Plagiobothrys hispidulus Mary Strong Clemens 1920-6-21 s.n. Plumas Quincy Comment
  CHSC102749  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16150 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CAS-BOT-BC230959  Plagiobothrys hispidulus John Thomas Howell 1960-7-21 35830 A Plumas Lassen Volcanic National Park. NW of Willow Lake 1706 Comment
  CAS-BOT-BC230986  Plagiobothrys hispidulus Clarence R. Quick 1962-6-20 62 37 A Plumas Cottonwood Creek crossing, SW of Humbug Valley, SW of Lake Almanor Comment
  JEPS28667  Plagiobothrys hispidus George W. Gillett 1957-7-23 891 Plumas Summit of Mt. Harkness Lassen Volcanic National Park 2446 Comment
  RSA101453  Plagiobothrys scouleri var. hispidulus R. Weatherby 1955-7-2 1585 Plumas Wilcox Valley. 1768 Comment
  RSA189361  Plagiobothrys tenellus L. S. Rose 1967-5-6 67058 Plumas North Fork Feather River; Injun Jim Camp. 610 Comment
  JEPS102644  Plantago major Lowell Ahart 2001-8-28 9207 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  SEINET11448295  Platanthera dilatata var. leucostachys Unknown 1934-1 Plumas Gold Lake Road Comment
  CHSC62612  Platanthera leucostachys B. Castro; L. P. Janeway 1987-7-17 140 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98. 1584 Comment
  CHSC6556  Platanthera leucostachys R. Carter 1966-7-10 477 Plumas Found 1 mi. N. Bucks Summit on W side Oroville-Quincy Rd., ca. 12 mi. W of Quincy. 1615 Comment
  JEPS115085  Platanthera leucostachys Lowell Ahart, John Dittes 2009-7-13 16049 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CHSC35267  Plectritis congesta M. S. Taylor 1981-5-11 3685 Plumas Granitic slope in forest along path, ca. 1/2 mi s of Flournoy Bridge and jct of Hwy 89 and Beckworth-turnoff, ca. 5 air mi e of Genesee. 1158 Comment
  RSA508613  Plectritis congesta R. M. Austin 1878-05 s.n. Plumas Indian Valley. Comment
  CAS-BOT-BC254764  Poa bolanderi Lowell Ahart 1977-7-26 s.n. Plumas 0.5 mile below the Bunker Hill Mine, about 10 miles NE of La Porte 2000 Comment
  UC1024756  Poa bolanderi Leo Whitney 1934-8-26 2296 Plumas ca 15 mi n Beckwith (Willow Creek); Plumas Nat'l Forest 1950 Comment
  UC1024757  Poa bolanderi Leo Whitney 1934-8-12 2295 Plumas ca 9 mi nw Portola (Freeman Creek, nw end of Big Grizzley Valley); Plumas Nat'l Forest 1828 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
  CAS-BOT-BC255091  Poa compressa David D. Keck 1944-7-8 5435 Plumas Dixie Canyon Store, 2 miles SW of Crescent Mills on Indian Creek 1066 Comment
  CAS-BOT-BC255093  Poa compressa David D. Keck 1944-7-8 5438 Plumas 1 mile NW of Greenville 1097 Comment
  CAS-BOT-BC255123  Poa cusickii P. B. Kennedy; A. A. Heller 1907-7-5 8751 Plumas Red Clover Valley Comment
  CAS-BOT-BC246854  Poa nemoralis J. T. Howell 1977-6-21 52386 Plumas Seneca 1097 Comment
  CAS-BOT-BC247271  Poa palustris John Thomas Howell; Gordon H. True 1969-6-23 45830 Plumas On Middle Fork of Feather River at Nelson Point 1249 Comment
  CAS-BOT-BC247273  Poa palustris John Thomas Howell 1961-9-23 36852 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC247280  Poa palustris Lowell Ahart 1981-9-6 3064 Plumas About 6 miles N of Taylorsville 1300 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
  CHSC52971  Poa pratensis L. P. Janeway 1989-6-30 3438 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  CHSC112081  Poa pratensis subsp. angustifolia L. P. Janeway 2014-7-15 11522 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
  JEPS121737  Poa pratensis subsp. angustifolia L. P. Janeway 2014-7-15 11522 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). Comment
  JEPS110423  Poa pratensis subsp. pratensis Lowell Ahart 2006-7-9 12925 Plumas Small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1678 Comment
  UCD32543  Poa secunda Beecher Crampton 1954-5-10 1874 Plumas 1 mile W of Portola, along Hwy 24. 1472 Comment
  CAS-BOT-BC242958  Poa secunda subsp. secunda A. A. Beetle 1941-6-28 2794 Plumas 10 miles W of Chester, route 36, mountain meadow near small stream Comment
  CHSC44590  Poa secunda subsp. secunda Lowell Ahart 1979-7-18 1980 Plumas Along the road just before it crosses Onion Valley Creek, at Onion Valley, about 1 mile north-west of Pilot Peak, about 15 miles north-east of La Porte. 1828 Comment
  UC1132855  Poa secunda subsp. secunda E. Sawyer 1935-5-23 33 Plumas 1 1/2 mi sse Kerby; Sierraville Quadrangle Comment
  SEINET10509113  Poa sierrae John Thomas Howell, Gordon H. True 1967-5-9 Howell 42204 Plumas Feather River Canyon Comment
  CAS-BOT-BC414048  Polygonum aviculare subsp. aviculare John Thomas Howell 1951-8-19 28191 Plumas Greenville 1097 Comment
  JEPS120553  Polygonum aviculare subsp. neglectum L. P. Janeway 2012-10-17 11077 Plumas Northern High Sierra Nevada. Plumas National Forest; 500 m east of Little Grass Valley Reservoir high water line and 200 m south of Kenzie Ravine. Comment
  SEINET10479637  Polygonum confertiflorum Mary Susan Taylor 1982-6-10 Taylor 4633 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, in Sagebrush Scrub, ca. 1/4-1/2 mi e of Calpine Rd (109), ca. 0.5 mi sw of Beckwourth. Soils wet with forb cover under sagebrush. 4880 ft. 1487 Comment
  SBBG32347  Polygonum douglasii L. S. Rose 1967-7-9 Plumas Quincy 1036 Comment
  RSA88463  Polygonum douglasii J. T. Howell 1951-8-19 28193 Plumas Greenville. 1098 Comment
  CHSC103128  Polygonum douglasii subsp. douglasii Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16116 Plumas West of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC73809  Polygonum douglasii subsp. douglasii B. Castro; G. Kuenster, L. Gehrung 1994-9-19 547 A Plumas Ca 1.5 air mi S of Bucks Lake, and 0.2 mi W of USFS Rd 23N18, on dirt road to Cedar Flat. 1688 Comment
  JEPS102398  Polygonum douglasii subsp. douglasii Lowell Ahart 2001-7-17 8917 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
  JEPS113594  Polygonum douglasii subsp. douglasii Lowell Ahart, Josephine Guardino 2007-7-20 14324 Plumas North of a small drainage, northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  JEPS114557  Polygonum douglasii subsp. douglasii Lowell Ahart 2008-8-13 15187 Plumas North edge of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  JEPS95706  Polygonum douglasii subsp. douglasii Lowell Ahart 1995-9-13 7624 Plumas about 1 mile north-west of Pilot Peak; Onion Valley; on the north side of Onion Valley; east of Quincy La Porte Road; about 1 mile north-west of Pilot Peak 1828 Comment
  RSA755777  Polygonum douglasii subsp. douglasii L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16116 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 air miles southwest of Lake Almanor. 1303 Comment
  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
  CHSC45863  Polygonum minimum Lowell Ahart 1974-8-15 605 Plumas Near McRae Meadows, west of Johnsville. 1828 Comment
  JEPS114615  Polygonum minimum Lowell Ahart 2008-9-10 15378 Plumas On the bottom and 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
  UCD100469  Polygonum minimum G. F. Hrusa 1992-10-8 10503 Plumas Bucks Lake Wilderness. 1828 Comment
  JEPS118383  Polygonum phytolaccifolium Lowell Ahart 2011-9-17 17664 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  RSA122753  Polygonum phytolaccifolium B. O. Schreiber 1938-7-10 2530 Plumas 1/4 mile S of University of California Forestry Camp, near Meadow Valley. 1098 Comment
  JEPS86715  Polygonum polygaloides subsp. esotericum J. C. Hickman with Susan D'Alcamo 1989-7-4 Plumas 110 m se jct of Calpine-Beckworth Rd with Dyson Lane (s Plumas Co., w Sierra Valley); Sierra Valley Comment
  CAS-BOT-BC420050  Polygonum polygaloides subsp. kelloggii Lowell Ahart 1981-7-21 2975 Plumas About 1.5 miles west on Cleghorn Bar Road, about 2 miles west of Pilot Peak. 1900 Comment
  CAS-BOT-BC420061  Polygonum polygaloides subsp. kelloggii Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1969-6-24 2631 Plumas Butterfly Botanical Area and Vicinity. Vicinity of Pond Reservoir. 1082 Comment
  CAS-BOT-BC420063  Polygonum polygaloides subsp. kelloggii John Thomas Howell 1960-7-19 35630 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC53212  Polygonum polygaloides subsp. kelloggii L. P. Janeway 1989-6-14 3307 Plumas Plumas National Forest. Beckwourth Ranger District. Forest along the s'ly side of Red Clover Valley. Openings in yellow pine forest. 1699 Comment
  CHSC82455  Polygonum polygaloides subsp. kelloggii Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9822 Plumas On the bottom of the water holding pond, about 150 yards north of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1597 Comment
  CHSC97193  Polygonum polygaloides subsp. kelloggii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13995 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
  JEPS124121  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2015-6-7 20219 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  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
  JEPS110550  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-10-23 13470 Plumas By large rocks on the west mountain side of Slate Creek (there is a large gravel flat caused by the dam), about 50 yards north 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 1281 Comment
  SEINET3795838 Image available Porterella carnosula Barbara Ertter, Jeffrey Strachan 1980-7-31 3892 Plumas E side Red Clover Valley on Beckwouth-Milford Road, Plumas National Forest 1676 Comment
  UC579490  Porterella carnosula E. Sawyer 1935-6-27 163 Plumas Charlies Valley; Plumas National Forest, Sierraville Quad. 1524 Comment
  SEINET10873429  Porterella carnosula Sawyer 1935-6-27 SAWYER 163 Plumas Charlies Valley, northwest of Beckwith, Plumas National Forest 1524 Comment
  CAS-BOT-BC267123  Potamogeton Robert J. Weatherby 1950-7-28 1504 Plumas Near Indian Creek, 2 miles S of Crescent Mills 1036 Comment
  POM312995  Potamogeton foliosus Malcolm A. Nobs, S. Galen Smith 1949-8-18 1363 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CHSC85010  Potamogeton gramineus L. P. Janeway; B. Castro 2003-9-7 7986 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/ slough/meadow complex between Hidden Lakes and Beauty Lake, 1.1 km south of Long Lake. Pond edges. 2063 Comment
  SJSU14005  Potamogeton gramineus N. A. Hopkins 1988-8-9 1470 Plumas Willow Creek, in meadow area, USGS Ferris Creek quadrangle 1732 Comment
  CHSC57113  Potamogeton natans L. P. Janeway; Garrett Gibson 1991-7-21 4081 Plumas Plumas National Forest. Grizzly Creek at Oldhouse Creek confluence. 1764 Comment
  CAS-BOT-BC453921  Potamogeton pectinatus Fred Sommers 1976-8-10 199 Plumas Sierra Valley Marsh, in channel fed by Marble Hot Springs. 1524 Comment
  UC1099820  Potamogeton pectinatus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1406 Plumas 2 mi s of Greenville; Indian Valley Comment
  SEINET5332684 Image available Potentilla aperta A. A. Heller, P. B. Kennedy 1907-7-18 8882 Plumas Beckwith Comment
  JEPS44234  Potentilla gracilis W. L. Jepson 1910-6-15 4131 Plumas Prattville 1310 Comment
  JEPS15482  Potentilla gracilis Joseph and Hilda W. Grinnell 1938-6-11 1095 a Plumas meadows near Mohawk; meadows near Mohawk 1341 Comment
  SD8450  Potentilla gracilis var. fastigiata Daniel Cleveland 1882-7-20 Plumas Prattville Comment
  CAS-BOT-BC540416  Potentilla gracilis var. fastigiata Elizabeth McClintock 1968-5-18 s.n. Plumas E of Frenchman Reservoir N of Chilcoot. 1706 Comment
  CHSC70042  Potentilla millefolia L. P. Janeway 1997-5-14 5119 Plumas Crocker Meadow; west side of Beckwourth-Genesee Road about 0.3 mi south of Crocker Guard Station and Campground. 1749 Comment
  RSA712806  Potentilla millefolia L. P. Janeway 2005-6-12 8418 Plumas East side of Feather River Meadows, 0.8 km N of Rice Creek and North Fork Feather River confluence. 1631 Comment
  UC114492  Potentilla millefolia T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  CHSC100368  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
  POM34032  Potentilla palustris Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  RSA239231  Potentilla palustris Robert F. Thorne 1972-9-20 42312 Plumas Plumas National Forest: Snake Lake 4 miles NW of Quincy. 1220 Comment
  CHSC20764  Potentilla rivalis K. R. Stern 1975-7-24 5889 Plumas SE shore of Lake Almanor. 1371 Comment
  CHSC97164  Potentilla rivalis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14034 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  JEPS87119  Potentilla rivalis L. P. Janeway 1992-11-4 4320 Plumas ca 0.3 mi w Bagley Pass Road (nw side of Lake Davis, at the end of Mosquito Slough Road (24N54Y), Beckwourth Ranger District, Westside Compartment); Plumas National Forest, Grizzly Valley Quad. 1755 Comment
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Feb 13 2007
  UC723804  Primula suffrutescens Joseph Andorfer Ewan 1934-7-16 8507 Plumas s shore Long Lake (Mt. Elwell region); , s shore Long Lake 2072 Comment
  SEINET10498363  Prunella vulgaris subsp. lanceolata Mary Susan Taylor 1974-7-3 Taylor 303 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CHSC63967  Prunella vulgaris var. lanceolata B. Castro 1989-9-28 413 Plumas Ca 6 air mi SSW of Bucks Lake, ca 0.4 mi SW of Arkansas Ravine, just upslope from S side of USFS Rd 23N60 and just W of the bridge over Coldwater Creek, on the S side of the bridge. 1481 Comment
  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-BC158143  Prunus emarginata Anna Head 1920-6-20 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC53305  Prunus emarginata L. P. Janeway 1989-6-20 3352 Plumas Plumas National Forest. Slope near top of Crocker Mtn overlooking Red Clover Valley. 2194 Comment
  RSA252498  Prunus emarginata Robert F. Thorne 1969-9-6 39224 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Road. 1646 Comment
  RSA59415  Prunus emarginata E. K. Balls 1950-9-8 15710 Plumas Lakes Center Public Campground. 2043 Comment
  UCD113230  Prunus emarginata O. Lilleland 1932-8-1 s.n. Plumas Plumas County. 187 Comment
  CAS-BOT-BC154848  Prunus virginiana var. demissa Alice Eastwood 1918-5-25 7039 Plumas Portola Comment
  CHSC40930  Prunus virginiana var. demissa K. R. Stern 1985-6-25 8276 Plumas Vicinity of Blairsden. Comment
  SD8441  Prunus virginiana var. demissa Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  UCD113517  Prunus virginiana var. demissa Donna Allen 1977-5-30 s.n. Plumas Genesee, on Indian Creek, half m. upstream from Flourney Bridge. Comment
  SEINET13710063  Prunus virginiana var. demissa Lowell William Ahart, Lowell William Ahart 2001-1 9212 Plumas Lake Almanor, 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  RSA0105543  Pseudognaphalium thermale Lowell Ahart 2014-8-24 19763 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
  UC485670  Pseudognaphalium thermale H. M. Hall 1912-8-4 Plumas Marston Sierra Nevada Mountains, Marston Comment
  CAS-BOT-BC361677  Pseudognaphalium thermale John Thomas Howell 1961-9-23 36892 Plumas Englemine [Engel Mine] 1097 Comment
  JEPS102586  Pseudostellaria jamesiana Lowell Ahart 2001-7-17 8905 Plumas 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
  SBBG128117  Pseudotsuga menziesii L. Ahart, J. Dittes 2009-7-13 16058 Plumas E side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reseroir Dam 1476 Comment
  SEINET10475096  Psilocarphus brevissimus Mary Susan Taylor 1982-6-10 Taylor 4634 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, in Sagebrush Scrub, ca. 1/4-1/2 mi e of Calpine Rd (109), ca. 0.5 mi sw of Beckwourth. Soils wet with forb cover under sagebrush. 4880 ft. 1487 Comment
  CHSC102435  Psilocarphus brevissimus var. brevissimus L. P. Janeway; B. Castro 2009-6-7 9800 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 125 m southwest of Thompson Valley Creek. 1670 Comment
  CHSC62097  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Linnea Hanson, Joyce Lacey 1993-6-26 4405 Plumas Plumas National Forest. Northwestern corner of Sierra Valley; ca 0.5 mi southwest of Beckwourth, 4 mi east of Portola, corner of Beckwourth-Calpine Road and railroad. 1487 Comment
  CAS-BOT-BC361846  Psilocarphus oregonus Alice Eastwood 1927-6-17 14685 Plumas United States Forest Reserve. Long Valley 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
  CHSC52534  Purshia tridentata L. P. Janeway 1990-6-8 3708 Plumas Plumas National Forest. Little Long Valley, along road 23N12 ca 0.6 mi N of junction with road 23N51. At top of road cut-bank. 1722 Comment
  CAS-BOT-BC147868  Purshia tridentata var. tridentata John Thomas Howell 1960-7-19 35686 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC147878  Purshia tridentata var. tridentata John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2207 Plumas Mouth of Butterfly Creek 883 Comment
  JEPS18599  Purshia tridentata var. tridentata W. L. Jepson 1910-6-6 4076 Plumas Hot Springs Valley; Lassen Pk. 1828 Comment
  POM161726  Pycnanthemum californicum R. C. Bacigalupi 1927-7-12 1723 Plumas at Quincy Junction Station 1067 Comment
  CHSC33882  Pyrola aphylla M. S. Taylor 1981-7-21 4078 Plumas NE corner of jct 25N42 and 401, e and above Squirrel Creek, ca. 3 air mi n of Spring Garden. 1371 Comment
  UC474272  Pyrola asarifolia H. F. Copeland 1920-7-17 Plumas Butt Mountain, between Plumas and Tehama Cos. Comment
  RSA0084314  Pyrola dentata Diana D. Jolles 2011-8-9 472 Plumas Plumas National Forest, about 2.5 miles up forest road 77 to Dixie Mountain Lookout from Frenchman Lake Road (284). 1994 Comment
  RSA794207  Pyrola dentata Diana D. Jolles 2005-7-15 124 A Plumas Plumas National Forest. Old Haun Rd. from 147 by Lake Almanor. 1485 Comment
  CDA18459  Pyrola picta G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3214 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  SD7830  Pyrola picta Mrs. R. M. Austin 1877-1 Plumas American Valley Comment
  SEINET10973484  Pyrola picta Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4010 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CAS-BOT-BC362160  Pyrrocoma apargioides Lewis S. Rose 1934-7-23 34408 Plumas Vinton 1524 Comment
  UCD129028  Pyrrocoma lanceolata Charles Wemken 1973-8-21 s.n. Plumas Vinton. Comment
  JEPS113922  Pyrrocoma lanceolata var. lanceolata W. and N. Harnach 2000-8-2 974 Plumas Sierra Valley, 3/4 mile east of A-23 on Marble Lane at the hot wells. Comment
  SD90413  Pyrrocoma lucida R. F. Thorne, C. W. Tilforth 1969-9-6 39238 Plumas Bank of Feather River, 1 mile southwest of Beckwourth 1355 Comment
  UCR57894  Pyrrocoma lucida R. D. Goeden, Don W. Ricker 1989-8-22 890822- 5 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, Frenchman Lake 1704 Comment
  RSA107461  Pyrrocoma racemosa var. paniculata L. S. Rose 1955-7-19 55147 Plumas Vinton. 1506 Comment
  CAS-BOT-BC362346  Pyrrocoma racemosa var. paniculata John Thomas Howell 1977-8-11 52717 Plumas Chilcoot 1524 Comment
  UCD45420  Quercus chrysolepis John Thomas Howell; Gordon H. True, Walter Knight and Irja Knight 1969-6-24 2443 Plumas From vicinity of mouth of Butterfly Creek at el. ca. 2900 ft., Plumas County. 883 Comment
  SEINET9005912  Quercus chrysolepis C. N. Saulisberry 1949-5-18 s.n. Plumas Feather River Canyon, lumber camp of Keddie Comment
  CAS-BOT-BC105311  Quercus kelloggii Mrs. E. C. Suttiffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC105313  Quercus kelloggii Alice Eastwood 1927-6-1 14590 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  UC338621  Quercus kelloggii unknown 1889-5-28 Plumas Mohawk valley Comment
  SEINET10431527  Quercus kelloggii R. J. Holl 1949-5-28 s.n. Plumas 3 miles N of Quincy. 1036 Comment
  CAS-BOT-BC104596  Quercus vacciniifolia Anna Head 1920-7-1 s.n. Plumas Lake Center Camp. Feather River Region 1920 Comment
  CAS-BOT-BC104599  Quercus vacciniifolia Lloyd W. Swift 1932-7-11 67 Plumas Forest Plumas. Near Tamarack, R. S. 1706 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
  SBBG128093  Quercus vacciniifolia L. Ahart, J. Dittes, J. Guardino 2009-7-29 16217 Plumas S of a drainage from a snow lake, ca. 100 yards N of the snow lake, on the S side of Forest Rd 26N67F3, 1.2 mi NE of Rush Crk Hill, 2.6 mi ESE of Caribou Powerhouse 1677 Comment
  UCR106823  Quercus vacciniifolia J. M. Tucker 1948-7-25 1749 Plumas c. 3/4 mi west of United Mining Co. mine on SW side of Carmel Peak 1555 Comment
  CHSC1470  Ranunculus alismifolius var. alismifolius R. Morford 1931-5-16 Plumas Humbug Valley meadow. 1310 Comment
  CHSC57827  Ranunculus alismifolius var. lemmonii Vernon H. Oswald; Lowell Ahart 1992-5-6 4933 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, just inside the boundary of the park. Meadow. 1658 Comment
  CAS-BOT-BC379344  Ranunculus andersonii var. andersonii G. L. Stebbins, Jr.; J. A. Jenkins 1937-5-22 2147 Plumas east side of Beckwith Peak, Sierra Valley 1820 Comment
  CHSC37774  Ranunculus aquatilis var. capillaceus M. S. Taylor 1981-5-10 3670 Plumas In n side of Antelope Lake, ca. 1/4 mi w of Boulder Creek and USFS Work Center, ca. 20 mi ne of Taylorsville. 1536 Comment
  CAS-BOT-BC379246  Ranunculus aquatilis var. diffusus John Thomas Howell 1960-7-23 35970 Plumas Lassen Volcanic National Park, Drakesbad, Dream Lake 1829 Comment
  CAS-BOT-BC379249  Ranunculus aquatilis var. diffusus David D. Keck 1932-7-3 1661 Plumas northern Sierra Nevada, Quincy, along Spanish Creek, growing in streamlets through the meadow 488 Comment
  HSC22943  Ranunculus aquatilis var. diffusus John Pratt 1970-6-24 39 Plumas Fananii Meadows 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
  POM284449  Ranunculus aquatilis var. harrisii Lyman Benson 1949-6-21 13748 Plumas Hat Creek, 13.5 miles N of Manzanita Lake. Cascade Mt. Pit River Drainage 1220 Comment
  JEPS113443  Ranunculus cymbalaria var. saximontanus Lowell Ahart, John Dittes 2007-6-17 14163 Plumas Along Red Clover Creek, about 50 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
  CHSC102111  Ranunculus flammula var. ovalis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16240 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  RSA52842  Ranunculus flammula var. ovalis R. Weatherby 1950-7-7 1458 Plumas Quincy. 1220 Comment
  UCR133521  Ranunculus occidentalis Lyman Benson 1949-6-21 13733 Plumas Cascade Range, Almanor, 1 mile west of Lake Almanor Inn [W bank of Lake Almanor], Feather River Drainage 1402 Comment
  CDA28744  Rhododendron occidentale B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of town of Cascade on Plumas/Butte Co. boundary. 1292 Comment
  CHSC55690  Rhododendron occidentale Steven Triano 1988-4-17 59 Plumas Ca 40 ft n of Hwy. 70 and 11.3 mi e of its jct. with Hwy 89. 822 Comment
  CAS-BOT-BC111878  Rhynchospora alba Walter Knight; Irja Knight 1966-6-18 1340 Plumas Butterfly Valley, near spring. 1127 Comment
  UCR102421  Rhynchospora alba L. C. Wheeler 1959-7-16 7577 Plumas Northern Sierra Nevada Mtns, Butterfly Valley Comment
  CHSC52954  Ribes cereum var. cereum L. P. Janeway 1989-6-20 3353 Plumas Plumas National Forest. Beckwourth Ranger District. East-facing slope near top of Crocker Mtn overlooking Red Clover Valley. 2194 Comment
  CAS-BOT-BC169121  Ribes inerme var. inerme David D. Keck 1932-7-3 1653 Plumas Meadow south of Spanish Creek, Quincy - Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC169123  Ribes inerme var. inerme John Thomas Howell 1961-9-23 36835 A Plumas Indian Valley east of Crescent Mills - Sierra Nevada 1082 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
  CHSC101938  Ribes nevadense Lowell Ahart; John Dittes 2009-7-15 16103 Plumas On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  CHSC27507  Ribes nevadense Susan M. Schulz 1978-4-23 18 Plumas Jct. of hwy. 70 and 149, n on 70 35.6 mi, n entrance of Elephant Butte Tunnel on Feather River Canyon. 609 Comment
  CHSC76134  Ribes nevadense G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3309 Plumas Diamond Mountain Road 1.4 miles north-northeast of Engle Mine townsite. 1295 Comment
  UC1127526  Ribes roezlii R. Roseberry 1934-11-4 8 Plumas 2 mi w Mohawk; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC168778  Ribes viscosissimum Anna Head 1921-7-17 s.n. Plumas Indian Pk. near snow - Feather River Region Comment
  UC1127632  Ribes viscosissimum G. Burks 1933-8-8 24 Plumas 4 1/2 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CHSC33625  Rigiopappus leptocladus M. S. Taylor; M. Foster 1981-6-2 3822 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
  JEPS53823  Rorippa W. L. Jepson 1939-7-31 19324 Plumas near summit Spanish Peak; near summit Spanish Peak 2042 Comment
  CAS-BOT-BC74626  Rorippa curvisiliqua John Thomas Howell 1959-9-25 34996 Plumas Sierra Nevada. Beach of Feather River. Portola. 1478 Comment
  CAS-BOT-BC74627  Rorippa curvisiliqua John Thomas Howell 1960-7-19 35617 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  RSA59250  Rorippa curvisiliqua E. K. Balls 1950-8-31 15549 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  CAS-BOT-BC74629  Rorippa curvisiliqua John Thomas Howell 1977-8-11 52709 Plumas Sierra Nevada. Bottom of Frenchman's Reservoir on east side near Big Cove. 1706 Comment
  SEINET5760494 Image available Rorippa curvisiliqua var. orientalis A. A. Heller 1915-1 12056 Plumas Near the summit of Soapstone ridge in the Sierra Nevada; 12 mi W of Bucks 1676 Comment
  CAS-BOT-BC146433  Rosa bridgesii J. Ed. McClellan; Bonnie McClellan 1968-6-11 s.n. Plumas Butterfly Botanical Area Comment
  CHSC21557  Rosa bridgesii L. M. Mayer; D. E. Brink 1975-7-2 Plumas Bucks Lake. Comment
  CAS-BOT-BC148163  Rosa gymnocarpa John Thomas Howell 1951-8-19 28186 Plumas Greenville 1097 Comment
  CAS-BOT-BC148171  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1969-6-24 2627 Plumas Ner Overnight Camp - Butterfly Botanical Area and vicnity 1097 Comment
  CAS-BOT-BC148173  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1967-7-12 2112 Plumas At spring - Butterfly Botanical Area and vicnity 1127 Comment
  CAS-BOT-BC148180  Rosa gymnocarpa Lewis S. Rose 1963-6-3 63098 Plumas Butterfly Valley, 2 mi. sw of Keddie 1188 Comment
  CDA14694  Rosa gymnocarpa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3173 Plumas 2.0 miles south of Long Valley and Rush Creek roads, 4.0 miles north of Highway 70 at Grays Flat. 1447 Comment
  CHSC102118  Rosa gymnocarpa Lowell Ahart; John Dittes 2009-7-28 16195 Plumas On dry soil, near seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  CHSC46127  Rosa gymnocarpa Lowell Ahart 1975-7-2 830 Plumas Along the edge of the dirt road, about 6 miles north of the Sly Creek Dam. 1158 Comment
  SBBG128057  Rosa gymnocarpa L. Ahart, J. Dittes 2009-7-28 16195 Plumas slope NW of mine, W (above) Forest Service Rd 27N28Y, 2.9 mi NW of Butt Valley Reservoir Dam 1581 Comment
  CHSC81152  Rosa pisocarpa subsp. ahartii Lowell Ahart 2001-8-28 9202 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
  RSA726333  Rosa woodsii var. ultramontana L. Ahart, J. Dittes, J. Guardino 2007-8-10 14465 Plumas About 40 yards S of Beckworth Gensee Road. There is a small quarry E of a poor road, the meadow and stream, about 2 miles (air) N of the N end of Lake Davis. 1762 Comment
  SEINET7670974  Rosa woodsii var. ultramontana M. Ferguson, D. Matthews, C. Hoffman, J. Jaggers, B. Kalb, A Onisko 2011-10-3 s.n. Plumas Along Grizzly Creek at the entrance to the Ranch. 1494 Comment
  SBBG128282  Rubus leucodermis L. Ahart, J. Dittes 2009-7-14 16071 Plumas S side of Forest Service Rd 27N92, ca. 1.9 mi SE of Seneca, ca. 6 mi S of Lake Almanor Reservoir Dam 1677 Comment
  CAS-BOT-BC147970  Rubus parviflorus T. C. Fuller; G. D. Barbe; John Thomas Howell 1981-6-26 54376 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy - Sierra Nevada 1600 Comment
  CHSC40850  Rubus parviflorus K. R. Stern 1985-6-25 8279 Plumas Vicinity of Blairsden. 1402 Comment
  UC1128627  Rubus parviflorus G. T. Nordstrom 1934-7-9 195 Plumas 3/4 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  UCD130304  Rubus parviflorus Albert Grigarick 2011-8-15 300 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .8 miles W from Graeagle Trailhead to Hawley Falls. 1785 Comment
  CAS-BOT-BC156593  Rubus ulmifolius Edward Pittman 1965-10-16 214 Plumas Between Bryant Ravine & Feather Falls 609 Comment
  CAS-BOT-BC156918  Rubus ursinus John Thomas Howell 1967-6-23 42707 Plumas Butterfly Valley 1066 Comment
  CAS-BOT-BC363206  Rudbeckia occidentalis Lloyd W. Swift 1932-8-10 69 Plumas Plumas National Forest. Coldwater Cr. S. of Bucks 1524 Comment
  JEPS114808  Rumex acetosella Lowell Ahart 2008-8-13 15182 Plumas E side of La Porte Road, W of East Branch Creek, about 1 3/4 mi (air) S of Little Grass Valley Reservoir, about one mi NE of La Porte 1613 Comment
  CAS-BOT-BC433518  Rumex fueginus John Thomas Howell 1961-9-25 36948 Plumas Feather River bed, Portola 1478 Comment
  CDA22910  Rumex maritimus L. P. Janeway 2001-7-25 7386 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
  CHSC102669  Rumex maritimus Lowell Ahart; John Dittes 2009-9-7 16387 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC433734  Rumex occidentalis John Thomas Howell 1960-7-19 35623 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC433760  Rumex pulcher John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1968-6-11 2358 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek. Comment
  CHSC55733  Rumex salicifolius var. denticulatus K. R. Stern 1985-6-25 8218 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC73982  Rumex salicifolius var. triangulivalvis B. Castro; L. Gehrung, H. Durio 1996-7-3 669 Plumas Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of HowlandFlat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch, in drying soil around edge of pond downslope from spring. 1566 Comment
  CAS-BOT-BC434316  Rumex triangulivalvis Thomas H. Kearney 1944-8-14 39 Plumas Near Prattville, Lake Almanor Comment
  CHSC80826  Sagina saginoides Lowell Ahart 2001-7-19 8941 Plumas Sand bars, on the banks of Hopkins Creek, about 100 yards northwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  RSA59886  Sagina saginoides E. K. Balls 1950-9-14 15813 Plumas 6 miles northwest of Chester, North Fork Feather River. Comment
  RSA65489  Sagina saginoides F. W. Peirson 1926-6-21 8658 Plumas North side of Lake Almanor. Comment
  CAS-BOT-BC267071  Sagittaria Marcus E. Jones 1897-7-5 s.n. Plumas Prattville 1371 Comment
  CAS-BOT-BC445677  Sagittaria cuneata John Thomas Howell 1966-7-29 42009 Plumas Quincy. 1036 Comment
  UC935762  Sagittaria latifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1419 Plumas marshy area about 2 mi s Greenville (Indian Valley); Indian Valley Comment
  SEINET10465399  Sagittaria latifolia Mary Susan Taylor 1981-8-5 Taylor 4165 Plumas 1069 Comment
  POM253306  Salix A. A. Heller 1938-5-30 15135 Plumas The N fork of the Feather River near Virgilia. 793 Comment
  CHSC74122  Salix eastwoodiae J. Jurewicz 1992-9-22 Plumas Ca 5 air mi S of Bucks Lake, ca 0.2 mi E of USFS Rd 23N15 at 'Green's Flat' site. 1712 Comment
  CAS-BOT-BC103887  Salix exigua W. R. Dudley 1909-8-25 s.n. Plumas Sierra Valley Comment
  CHSC117466  Salix geyeriana B. Castro; Robin Carter 2010-7-17 1827 Plumas Northern High Sierra Nevada. Plumas National Forest; Indian Creek at base of Antelope Lake Dam, at 'Gaging Station: site on maps. On S edge of creek, ca 100 ft downstream of dam outlet just NW of lone Ponderosa pine. 1499 Comment
  POM180953  Salix geyeriana var. argentea A. A. Heller, P. B. Kennedy 1907-7-4 8728 Plumas Meadow 2 miles S of Red Clover valley. Comment
  UC440204  Salix lasiandra subsp. lasiandra Mrs. C. M. Wilder 1912-7-10 9331 Plumas e. of lakes Bear Lakes Comment
  CAS-BOT-BC125302  Salix lasiandra var. lasiandra Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS107733  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes 2005-9-19 12369 Plumas On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  JEPS102790  Salix lasiolepis var. lasiolepis Lowell Ahart 2001-6-4 8756 Plumas Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile SW of the Feather Fork Mine, about 1 mile NE of Little Grass Valley Reservoir, about 5 miles (air) NE of La Porte. 1594 Comment
  CAS-BOT-BC124794  Salix lemmonii John Thomas Howell 1961-6-21 36607 Plumas Greenville 1097 Comment
  LA208889  Salix lemmonii Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  UC1135030  Salix lemmonii E. Sawyer 1935-5-27 40 Plumas 1 1/4 mi nnw Kerby; Sierraville Quadrangle 1554 Comment
  SBBG28791  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 393 Plumas N fork of Feather River at Chester, flood plain at hwy bridge 1350 Comment
  UC482032  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 393 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  RSA716802  Salix lucida subsp. lasiandra L. Ahart, John Dittes 2005-9-20 12453 Plumas S side of Forest Road 27N34, about 1 mile NE of Eisenheimer Peak, about 3/4 of a mile S of Wilcox Valley 1985 Comment
  CAS-BOT-BC129396  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester 1350 Comment
  CAS-BOT-BC129399  Salix melanopsis L. S. Smith 1931-5-27 6 Plumas Last Chance Creek Comment
  CAS-BOT-BC176980  Salsola tragus E. K. Balls 1950-9-15 15864 Plumas South tip Lake Almanor, near P.G.E. dam, Hwy 89 1371 Comment
  CAS-BOT-BC238840  Sambucus nigra subsp. caerulea John Thomas Howell 1977-6-21 52375 Plumas Seneca 1097 Comment
  CAS-BOT-BC238845  Sambucus nigra subsp. caerulea Thomas H. Kearney 1944-8-14 144 Plumas Near Prattville, Lake Almanor Comment
  CHSC52517  Sambucus racemosa var. microbotrys L. P. Janeway 1990-6-27 3735 Plumas Plumas National Forest. Along Joseph Creek about 1/4 mi east of its headwaters on the northeast side of Grizzly Ridge. 2026 Comment
  RSA726282  Sanguisorba annua L. Ahart, J. Dittes 2007-6-16 14147 Plumas W of a small stream. About 200 yards S of County Rd 111 (Beckwourth Gensee Rd). 20 yards E of Forest Road 24N08. Red Clover Valley. About 2 miles (air) N of the N end of Lake Davis. 1648 Comment
  UC1075653  Sanguisorba annua Robert J. Weatherby 1950-7-7 1456 Plumas Quincy Gansner Creek (Gansner Creek) 1219 Comment
  SEINET7358854  Sanguisorba annua D. A. McMillan 1913-6-1 L- 3 Plumas Plumas NF; Mt. Hough; 0 1372 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
  CHSC75441  Sanicula graveolens G. F. Hrusa; T. D. Wilfred 1997-6-26 13926 Plumas Sierra Nevada. About Brady's Camp. Pine Creek Valley, - 1/2 mi. NE Argentine Rock. 2125 Comment
  CHSC89816  Sanicula graveolens G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3202 Plumas Sierra Nevada. 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  UC1123194  Sanicula graveolens A. Lewis 1934-6-12 473 Plumas 4 1/2 mi W of Lexington Hill (Mooreville Ridge) 1493 Comment
  RSA0029776  Sanicula graveolens Barbara Ertter, Gary Schoolcraft 1990-5-14 8972 Plumas E side of mountain above Crescent Mills, E of Round Valley Reservoir. 1372 Comment
  SEINET11268192  Sanicula graveolens Barbara Ertter, Gary Schoolcraft 1990-5-14 8972 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir.; 0 1372 Comment
  UCD128023  Sanicula graveolens W. R. Powell 1968-7-3 1605 Plumas 5.5 miles north of La Porte. 1691 Comment
  CHSC45884  Sanicula tuberosa Lowell Ahart 1979-7-18 1983 Plumas In a small meadow, along Cleghorn Bar Road, about 1 mile west of the Quincy La Porte Road, about 2 miles west of Pilot Peak, about 12 miles north of La Porte. 1676 Comment
  CAS-BOT-BC494127  Sarcobatus vermiculatus W. Harnach; N. Harnach 2000-8-23 997 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  CDA18560  Saxifraga nidifica G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3359 Plumas Sierra Nevada; 0.25 mile northeast of Bucks Summit on Bucks Lake Road; at the head of Eagle Gulch. 1670 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
  RSA0101649  Sceptridium multifidum Robert J. Weatherby 1950-7-21 1481 Plumas Butterfly Valley, Quincy District. 1219 Comment
  RSA300175  Schedonorus pratensis J. T. Howell, I. Knight, Walter Knight, Gordon H. True 1967-7-10 2194 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area and vicinity. 884 Comment
  CHSC102184  Scheuchzeria palustris subsp. americana George W. Hartwell 2009-6-19 Plumas Lassen Volcanic National Park. 1851 Comment
  SEINET3991677  Schoenolirion Unknown 1941-8-5 Plumas Keddie 1067 Comment
  SJSU9820  Schoenoplectus americanus C. W. Sharsmith 1982-5-30 8671 Plumas ditch draining Marble Hot Springs, Sierra Valley 1524 Comment
  UC1609498  Schoenoplectus subterminalis Vernon H. Oswald and Lowell Ahart 1993-8-3 5766 Plumas unnamed lake ca 0.25 mi e Hay Meadow (w. side of the lake, on s edge Caribou Wilderness near the n end of 30N25 ca 9 mi (air) n of Lake Almanor); s edge Caribou Wilderness, e of Hay Meadow, n Lake Almanor 1926 Comment
  CHSC40271  Scirpus congdonii Lowell Ahart 1985-7-3 5103 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles northeast of La Porte. 1584 Comment
  JEPS109278  Scirpus congdonii D. W. Taylor 2006-6-29 19555 Plumas Keddie Ridge; meadow just E of Second Water Trough, ca 1 mi W of Hauns Meadow along County Road 201. Comment
  CHSC52556  Scirpus microcarpus L. P. Janeway 1989-8-4 3556 Plumas Plumas National Forest. East side of Eureka Ridge near headwater springs of Bear Creek. 1889 Comment
  CHSC52557  Scirpus microcarpus K. R. Stern 1985-6-25 8312 Plumas Vicinity of Blairsden. 1402 Comment
  RSA239264  Scirpus microcarpus Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42330 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest. 1159 Comment
  SJSU13922  Scirpus microcarpus N. A. Hopkins 1985-8-27 1306 Plumas Grass Lake 1767 Comment
  RSA59406  Scirpus microcarpus E. K. Balls 1950-9-8 15715 Plumas Stream west of Lakes Center Public Campground, Southern Plumas County 2043 Comment
  SEINET10504140  Scirpus microcarpus Douglas G. LeDoux, David B. Dunn; Katherine L. Morris 1973-6-5 LeDoux 1071 Plumas On s side of greenville on n facing slope. Douglas-fir forest on small side Road Comment
  CHSC11061  Scutellaria californica Lowell Ahart 1968-6-29 Plumas Two miles E. of La Porte. 914 Comment
  JEPS26944  Sedum spathulifolium P. C. Hutchison 1961-6-9 2133 Plumas on road to Bucks Lake 4.5 mi w Quincy (steep shady cliff); w of Quincy Comment
  CAS-BOT-BC62195  Selaginella wallacei John Thomas Howell 1959-9-26 35082 Plumas Storrie 548 Comment
  UC586915  Senecio hydrophilus Joseph Andorfer Ewan 1934-7-6 8168 Plumas near Dentens (Mohawk Valley); Mohawk Valley 1310 Comment
  CAS-BOT-BC363917  Senecio integerrimus var. exaltatus Alice Eastwood 1918-5-25 6986 Plumas Portola Comment
  JEPS37224  Senecio integerrimus var. exaltatus W. L. Jepson 1910-6-5 4063 Plumas Warner Valley 1524 Comment
  CAS-BOT-BC364034  Senecio integerrimus var. major A. A. Heller; P. B. Kennedy 1907-7-5 8742 Plumas Hills above Red Clover Valley Comment
  CDA18478  Senecio integerrimus var. major G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3246 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  CAS-BOT-BC341187  Senecio lugens L. S. Rose 1931-4-13 s.n. Plumas Woodleaf Comment
  CAS-BOT-BC364176  Senecio serra J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk. Old Rd., Summit Campground 1584 Comment
  UCD135897  Sericocarpus oregonensis subsp. californicus J. M. Tucker 1968-9-13 4139 Plumas on slope above Butterfly Valley. Around 2 miles southwest of Keddie. 1066 Comment
  CHSC61704  Sibbaldia procumbens Vernon H. Oswald; Lowell Ahart 1993-8-25 5870 Plumas Lassen Volcanic National Park. North Arm of Rice Creek near the N end of the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. Along the edge of the creek. 2057 Comment
  UCD19154  Sidalcea June McCaskill 19__? 329 Plumas Lake Almanor region? Comment
  UCD147776  Sidalcea asprella subsp. nana Allyson Ayalon; Lucie Jerabkova 2012-8-1 138 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CHSC68368  Sidalcea gigantea L. P. Janeway 1996-8-15 5069 Plumas Along the Oroville-Quincy Hwy, 1.1 mi west of Grizzly Creek; between the road and Little Grizzly Creek. 1645 Comment
  CHSC68369  Sidalcea gigantea L. P. Janeway 1996-8-20 5075 Plumas Adjacent to Road 23N18 at Little North Fork Middle Fork Feather River. 1389 Comment
  CDA13990  Sidalcea glaucescens G. F. Hrusa 1996-8-2 13435 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, 1 mi. NW of Argentine Rock. Springline forms tributary of Squirrel Creek. Comment
  CHSC106832  Sidalcea glaucescens Barbara Ertter 1989-7-4 8680 Plumas 2.2 mi W of jct with Hwy 89 and Hwy 36 SW of Chester. 1463 Comment
  CHSC71643  Sidalcea glaucescens Vernon H. Oswald; Lowell Ahart 1998-9-11 9475 Plumas USFS 23N85Y 0.6 mi east of Oroville-Quincy Hwy., 6.2 mi northeast of Four Trees, on the south side of Frenchman Hill. 1737 Comment
  JEPS97948  Sidalcea glaucescens B. G. Baldwin 1999-6-15 1086 Plumas La Porte Rd. 10.9 mi S of Middle Fork Feather River crossing Quincy Comment
  POM282917  Sidalcea oregana subsp. spicata Lyman Benson 1932-7-29 3981 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  RSA756343  Sidalcea oregana subsp. spicata Barbara Ertter 1988-7-25 7843 Plumas Diamond Mts, 12 air miles SSW of Susanville, Snoring Springs, 1/2 mile N of Diamond Mt Greenville Red Rock jct 1982 Comment
  UC198515  Sidalcea oregana subsp. spicata Katharine Brandegee Plumas Portola Comment
  CHSC88885  Silene G. Blosser 2004-8-15 8 Plumas High Sierra Nevada. Middle Fork Feather River: 10 feet from the east bank of river 1/2 mile north of Mohawk. 1310 Comment
  CAS-BOT-BC384317  Silene bernardina John Thomas Howell; Gordon H. True 1973-7-31 50113 Plumas Summit ridge of Thompson Peak. Diamond Range 2194 Comment
  CHSC62104  Silene bernardina L. P. Janeway 1993-7-15 4455 Plumas Plumas National Forest. South side of canyon of East Branch North Fork Feather River; on north-trending ridge between Rattlesnake Gulch and Twelvemile Ravine; along Rd 25N17 2.4 mi northwest of saddle on divide between upper Spanish Creek and the River, at switchback. 1447 Comment
  SD8099  Silene douglasii Mrs. R. M. Austin 1880-1 Plumas Mt. Dyer, Big Meaows. Comment
  CHSC51523  Silene invisa L. P. Janeway 1990-7-17 3799 Plumas Plumas National Forest. Lakes Basin Recreation Area; along edge of meadow on S side of Gold Lake Lodge. 2011 Comment
  CHSC67210  Silene invisa James D. Jokerst 1989-7-3 3111 Plumas Florintine Canyon W of Johnstown. Comment
  JEPS118429  Silene invisa Lowell Ahart 2011-9-20 17683 Plumas Open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  CAS-BOT-BC388990  Silene laciniata subsp. californica L. S. Smith 1925-4-29 1562 Plumas Tahoe National Forest. Grizzley [Grizzly] Ridge 975 Comment
  CDA3458  Silene latifolia subsp. alba J. Budaj 1967-6-9 Plumas 200 yards north of the High School, Quincy. 0 Comment
  POM181049  Silene lemmonii A. A. Heller, B. B. Kennedy 1907-7-11 8814 Plumas Prattville. Comment
  CAS-BOT-BC389556  Silene nuda M. S. Taylor 1982-6-28 4764 Plumas Ramelli Ranch, sw of jct of Hwy 70 and Calpine Rd, ca. 1 mi w of Beckwourth 1487 Comment
  CAS-BOT-BC389559  Silene nuda A. A. Heller; P. B. Kennedy 1907-7-16 8859 Plumas Genessee [Genesee] Valley near Genessee [Genesee] Comment
  CAS-BOT-BC181363  Silene occidentalis Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville 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
  UC1126786  Sisymbrium altissimum C. W. Hanks 1934-8-6 4 Plumas ne part of Sierra Valley, Plumas National Forest Sierra Valley; Plumas National Forest, Sierra Valley 1554 Comment
  CAS-BOT-BC75113  Sisymbrium altissimum Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1540 Plumas Butterfly Botanical Area and Vicinity. Along roadside near mouth of Butterfly Creek 1036 Comment
  CAS-BOT-BC75124  Sisymbrium altissimum Janet Jones 1980-7-14 201 Plumas Plumas National Forest. By roadsides and trails around Layman near Blairsden 1280 Comment
  CHSC20731  Sisyrinchium bellum K. R. Stern 1975-7-24 5900 Plumas E shore of Lake Almanor 1371 Comment
  JEPS118393  Smilacina racemosa Lowell Ahart 2011-9-20 17692 -A Plumas On the south side of Onion Valley Creek, on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2001 Comment
  UC170936  Smilacina racemosa H. M. Hall 1912-7-8 9320 Plumas Long Lake Sierra Nevada Mountains 2042 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
  NY821169  Solanum parishii R. M. Austin 07 1877 s.n. Plumas Spanish Peak Comment
  CAS-BOT-BC231734  Solanum umbelliferum Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region 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
  RSA184955  Solidago canadensis subsp. elongata L. S. Rose 1966-7-28 66072 Plumas Quincy 1067 Comment
  CAS-BOT-BC365517  Solidago elongata Clare B. Hardham 1978-8-11 21769 Plumas About 5 miles southeast of Thompson Peak Comment
  OBI15462  Solidago elongata Lewis S. Rose 1966-7-28 66072 Plumas Quincy 1067 Comment
  RSA0105470  Solidago elongata Lowell Ahart 2014-8-24 19746 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 to South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  JEPS16777 Image available Solidago lepida var. salebrosa Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4349 Plumas Taylorsville; northern limits, along irrigation ditch at roadside 1079 Comment
  CAS-BOT-BC365754  Solidago spectabilis F. Sommers 1976-8-10 1186 Plumas Sierra Valley along Marble Lane 1487 Comment
  HSC6181  Solidago velutina subsp. californica Jim Vaughn 1956-7-29 Plumas Chester 1463 Comment
  CAS-BOT-BC365974  Sonchus John Thomas Howell 1959-9-21 34796 Plumas Virgilia 841 Comment
  CAS-BOT-BC157316  Sorbus californica Anna Head 1921-8-2 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC100447  Sorbus californica Lowell Ahart 2008-9-10 15376 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  CHSC33592  Sorbus scopulina M. S. Taylor 1981-6-15 3903 Plumas N side of Silver Lake, ca. 4 mi nw of Meadow Valley. 1828 Comment
  CHSC62158  Sorbus scopulina L. P. Janeway 1993-8-14 4523 Plumas Plumas National Forest. Seep adjacent to creek on east side of road 24N29Y; ca 0.7 mi northwest of Haskins Creek, ca 1.4 mi east-southeast of Bucks Lake. 1731 Comment
  CHSC92145  Sorbus scopulina L. P. Janeway 2005-9-4 8533 Plumas Northern High Sierra Nevada. Between Road 24N13 and a northeastern tributary to upper Lockerman Creek; about 1.3 km south of Logue Meadows. 1329 Comment
  HSC73019  Sorbus scopulina M. S. Taylor 1981-6-15 3903 Plumas N side of Silver Lake, 4 mi. NW of Meadow Valley 1829 Comment
  JEPS121383  Sorbus scopulina P. F. Zika & B. Wilson 2011-8-5 25720 Plumas Bucks Lake Road, 0.9 road miles E of Grizzly Summit Comment
  UC861957  Sorbus scopulina var. scopulina H. A. Thomas 1936-6-21 110 Plumas s Silver Lake (between 3rd Lake and; Camp Califorest); Meadow Valley Comment
  SEINET10483621  Sorbus sitchensis Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3903 Plumas T24N R8E sw/nw sec 7; N side of Silver Lake, ca. 4 mi NW of Meadow Valley; elevation ca. 6000 ft. 1829 Comment
  SD149191  Sparganium eurycarpum John Thomas Howell 1961-9-25 36955 Plumas Feather River bed, Portola 1477 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
  CAS-BOT-BC390071  Spergularia atrosperma John Thomas Howell 1951-8-20 28234 A Plumas 3 miles east of Beckwourth, Sierra Valley 1524 Comment
  SEINET8883968  Spergularia marina W. Harnach, N. Harnach 1990-4-18 258 Plumas Sierra Valley, Marble Lane, Marble Hot Well. 1487 Comment
  CHSC95023  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 of Strawberry Valley. 1281 Comment
  CDA41086  Sphenosciadium capitellatum G. F. Hrusa, T. D. Wilfred 1996-8-1 13422 Plumas Sierra Nevada; Pine Creek at Brady's Camp, ~ 1/2 mi. NE Argentine Rock. Sheet 1 of 2 Comment
  SDSU9261  Spiraea douglasii R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile N of Chester. Comment
  UCD147802  Spiraea douglasii Allyson Ayalon; Lucie Jerabkova 2012-8-1 155 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  SEINET3892252  Spiranthes romanzoffiana D. W. McNeal 1990-8-9 3769 Plumas In the Butterfly Valley Botanical Area nw. of Quincy, Plumas Nat. For.; 0 Comment
  CHSC62118  Stachys ajugoides var. rigida L. P. Janeway 1993-6-30 4407 Plumas Along Hwy 70 in canyon of East Branch North Fork Feather River, 3.8 mi southwest of Hwy 89. 868 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
  SEINET7977076  Stachys rigida var. rigida A. A. Heller, P. B. Kennedy 1907-7-8 8767 Plumas Near Greenville Comment
  CHSC80827  Stellaria crispa Lowell Ahart 2001-7-19 8942 Plumas On the banks of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CAS-BOT-BC391185  Stellaria longipes subsp. longipes John Thomas Howell 1967-6-23 42716 Plumas Butterfly Valley 1066 Comment
  CAS-BOT-BC391180  Stellaria longipes subsp. longipes M. S. Taylor 1982-6-12 4644 Plumas Meadow on n side of hwy 36, ca. 1 mi w of Plumas-Lassen county line 1524 Comment
  CAS-BOT-BC393829  Stellaria media John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-5-8 1795 Plumas Butterfly Canyon, Butterfly Botanical Area and vicinity 975 Comment
  CDA3546  Stellaria neglecta L. P. Janeway 1996-5-7 4960 Plumas Northern High Sierra Nevada.; Soda Creek, along Road 25N22 200 feet northwest of Highway 70 and East Branch North Fork Feather River. Comment
  CAS-BOT-BC397724  Stellaria nitens Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1838 Plumas W slope of Butterfly Valley near old barn 1036 Comment
  CHSC34902  Stenotus acaulis M. S. Taylor 1981-6-16 3911 Plumas NW side of rd 24N07, ca. 1 mi nw of Smith Peak Lookout, ca. 7 mi ne of Blairsden. 2072 Comment
  CHSC118663  Stenotus acaulis Noah Siegel; Chelsea Morgan 2016-6-5 2016003 Plumas Lassen National Forest. Diamond Mountains; west of Aspen Flat. UTM 699093 E, 4464686 N, NAD 83 Zone 10 North. 2194 Comment
  UCD136249  Stephanomeria elata F. H. Bolster 1912-9-1 52 Plumas Tobin, Feather River Canyon. 381 Comment
  CAS-BOT-BC375616  Stephanomeria lactucina John Thomas Howell 1924-8-11 632 Plumas Two miles east of Chester on road to Westwood 1310 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
  CAS-BOT-BC375625  Stephanomeria lactucina Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC375619  Stephanomeria lactucina Clare B. Hardham 1978-8-12 21819 Plumas West of Bagley Pass 2072 Comment
  CHSC66616  Stephanomeria tenuifolia Vernon H. Oswald; Lowell Ahart 1996-7-15 8046 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. At the junction of the road to the campground and a spur road on the N side of the meadow. 1371 Comment
  SEINET10523017  Stipa lemmonii Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-5 LeDoux 1084 Plumas Coll 2.2 mi from Jct of Hwy 89 and 70. Douglas fir, Libocedrus, and Quercus along Hwy 89. Comment
  UCR151579  Stipa lemmonii Beecher Crampton 1954-5-10 1864 Plumas Northern Sierra Nevada Mtns., 1.5 miles northeast of Portola 1524 Comment
  SEINET10610749  Stipa occidentalis Frederick J. Hermann 1955-7-27 Hermann 11950 Plumas Arid, grassy sagebrush slope, schoolyard. Beckwith Comment
  CHSC11379  Streptanthus polygaloides Lowell Ahart 1970-7-2 60 Plumas 12 miles E. of Pulga. 762 Comment
  CAS-BOT-BC87778  Streptanthus tortuosus A. A. Heller 1938-7-2 15238 Plumas 3 miles east of Quincy. 1097 Comment
  CAS-BOT-BC87791  Streptanthus tortuosus Anna Head 1921-7-6 s.n. Plumas Feather River Region. Middle of canyons. Comment
  CAS-BOT-BC87796  Streptanthus tortuosus Mrs. H. C. Cantelow 1941-5-18 3632 Plumas 1.5 mile west of Johnsville on road to Gibsonville. Comment
  CAS-BOT-BC87797  Streptanthus tortuosus Lewis S. Rose 1963-6-2 63080 Plumas North Fork of Feather River. Rock Creek. 640 Comment
  CAS-BOT-BC87799  Streptanthus tortuosus M. S. Taylor 1982-7-12 4821 Plumas On north side of Road 507 3.7 miles southwest of Johnsville, 1.7 mile west of Jamison Creek Campground. 1828 Comment
  POM253353  Streptanthus tortuosus A. A. Heller 1938-7-2 15238 Plumas 3 miles east of Quincy. 1098 Comment
  SFV10377  Streptanthus tortuosus M. L. Vincent 1967-6-25 666 Plumas 1.10 miles north of Chambers Creek on Feather River, Highway 70. Comment
  CDA979  Streptanthus tortuosus var. orbiculatus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .286 Plumas Plumas Eureka State Park. S Johnsville Comment
  CAS-BOT-BC517426  Streptopus amplexifolius Edmond Holm 1976-1-1 s.n. Plumas unspecified Comment
  CAS-BOT-BC517429  Streptopus amplexifolius Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1497 Plumas Butterfly Botanical Area and Vicinity, roadside at Fern Glen 1097 Comment
  SEINET10449415  Styrax officinalis subsp. redivivus Mary Susan Taylor 1982-5-23 Taylor 4511 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  CAS-BOT-BC237005  Symphoricarpos mollis John Thomas Howell 1960-7-18 35552 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CHSC53115  Symphyotrichum ascendens L. P. Janeway 1989-7-20 3508 Plumas Plumas National Forest. North end of Crocker Meadow; near the Beckwourth-Genesee Rd )rd 111) 6.3 mi N of Beckwourth. 1737 Comment
  CHSC99985  Symphyotrichum bracteolatum L. P. Janeway; Heather Koeth, David Toren 2008-9-16 9599 Plumas Northern High Sierra Nevada. Along the powerline road 500 m northwest of North Fork Feather River, 2.0 air km north of Arch Rock Hwy 70 Rest Area. At southeast-facing small creeklet and seep complex along the dirt road. 768 Comment
  RSA0045593  Symphyotrichum bracteolatum L. P. Janeway 2012-10-11 11057 Plumas Northern High Sierra Nevada. Plumas National Forest; along La Porte-Quincy Road across from Road 22N21; northwest slope between Gibsonville Ridge and SOuth Fork Feather River. 1877 Comment
  CAS-BOT-BC97863  Symphyotrichum eatonii Milo S. Baker Aug. 28 319 c-'26 Plumas Drakesbad 1706 Comment
  CHSC81091  Symphyotrichum frondosum Lowell Ahart 2001-8-29 9268 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC98496  Symphyotrichum spathulatum Mary E. Wall 1939-6-25 s.n. Plumas Brush Creek Ranger Station Comment
  CAS-BOT-BC98497  Symphyotrichum spathulatum Roxana S. Ferris; Laura Lorraine 1941-8-9 10431 Plumas Dry meadow at Lake Almanor Public Camp (near village). Comment
  CAS-BOT-BC98499  Symphyotrichum spathulatum Clare B. Hardham 1986-8-9 30404 Plumas Sierra Nevada Mountains, Meadow Valley - Virgilia Road 1219 Comment