Search Results — 2000 specimen records retrieved (1459 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  NY201866  Abies concolor J. B. Walker 1994-8-4 876 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  JEPS104253  Abies magnifica var. magnifica Lowell Ahart 2003-10-15 10633 Plumas Ca 60 yd s of road to Tamarack Flat, on s side of a very small branch of Fall River, ca 1/8 mi w of intersection of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 mi (air) nw of La Porte 1714 Comment
  CAS-BOT-BC330954  Acer glabrum var. glabrum John Thomas Howell; Gordon H. True 1967-7-11 43340 Plumas Sierra Nevada. Summit ridge of Mt. Hough 2194 Comment
  SEINET10472843  Achillea Mary Susan Taylor 1981-7-13 Taylor 3996 Plumas T24N R16E sw/sw sec 5, Frenchman Lake quad. Ca. 20-100 yds N of 25N43, ca. 0.5 mi W of 25N11 at N tip of the Lake, ca. 13 air mi N of Chilcoot. Sagebrush Scrub, dry and open to partial shade on edge of Jeffrey Pine Forest. 5700 ft 1737 Comment
  CAS-BOT-BC28729  Achillea millefolium Anna Head 1941-8-4 s.n. Plumas Near Elwell, Feather River Region Comment
  UC1131589  Achnatherum hymenoides C. W. Hanks 1934-8-13 45 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CDA13410  Achnatherum lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13259 Plumas Sierra Nevada; Occasional in open sites near creek in low valley below headwaters of Bull Run Creek off USFS 23N12E. Perennial, bunching. Forest here dominated by Pinus jeffreyi, Abies concolor, Calocedrus. Comment
  CDA18575  Achnatherum lemmonii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3305 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  SEINET203888 Image available Achnatherum lemmonii F. J. Hermann 1955-7-27 11948 Plumas Beckwour schoolyard. Comment
  CAS-BOT-BC216880  Achnatherum occidentale John Thomas Howell 1926-7-24 2100 Plumas Near Prattville 1463 Comment
  CHSC58053  Achnatherum occidentale subsp. occidentale Vernon H. Oswald; Lowell Ahart 1992-6-2 4970 Plumas Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. 1822 Comment
  CHSC73876  Achnatherum occidentale subsp. occidentale B. Castro 1997-6-9 727 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir, on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22N50X which climbs the peak. 1694 Comment
  RSA201345  Achnatherum occidentale subsp. occidentale J. T. Howell 1960-7-19 35670 Plumas Drakesbad. 1677 Comment
  CAS-BOT-BC210928  Achnatherum occidentale subsp. pubescens John Thomas Howell 1962-6-19 37840 Plumas The Buttes, n. Sierra Valley 1493 Comment
  CHSC82613  Achnatherum occidentale subsp. pubescens L. P. Janeway 2001-7-3 7261 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  RSA201264  Achnatherum occidentale subsp. pubescens J. T. Howell 1960-7-20 35787 Plumas Between boiling Springs Lake and Terminal Geyser. 1860 Comment
  CHSC24257  Acmispon americanus var. americanus K. R. Stern 1975-7-23 Plumas NW end of Lake Almanor. 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
  CHSC9706  Acmispon americanus var. americanus Nancy Mosman 1971-7-11 71 Plumas Found 3 ft e of Hwy 70 ca. 1.3 mi s of the Beldon turnoff. 1025 Comment
  UCD103941  Acmispon americanus var. americanus J. M. Tucker 1948-7-24 1715 Plumas Near road from Cascade to Camel Peak. Comment
  SEINET5327447  Acmispon nevadensis var. nevadensis A. A. Heller, P. B. Kennedy 1907-7-16 8865 Plumas Grade between Genessee Valley and Summit Comment
  SD50704  Aconitum columbianum Darley F. Howe 1959-8-3 2787 Plumas 30 miles of Qunicy [sic] 1372 Comment
  CAS-BOT-BC391470  Aconitum columbianum subsp. columbianum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park 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
  CAS-BOT-BC418803  Aconogonon phytolaccifolium L. W. Swift 1934-7-5 86 Plumas Plumas National Forest. Finger Board 2011 Comment
  CAS-BOT-BC418804  Aconogonon phytolaccifolium John Thomas Howell 1976-7-16 51924 Plumas Near Bucks Lake 1584 Comment
  CAS-BOT-BC391666  Actaea rubra Alice Eastwood 1927-6-11 14490 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  SEINET10536070  Actaea rubra subsp. arguta Mary Susan Taylor 1981-8-20 Taylor 4228 Plumas California: T26N R9E ne1/4 of nw1/4 sec 30. Almanor SE quad. Above spring in Bullfrog Ravine, ca. 3 air mi NW of Indian Falls. Moist shaded brushy Mixed Evergreen Forest. Plumas County. 5600 ft. 1707 Comment
  CHSC744  Agastache parvifolia V. Holt 1935-10-1 Plumas Walker Mine. 1828 Comment
  CDA40750  Agastache urticifolia L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11161 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  SBBG29872  Agastache urticifolia E. Crum 1937-8-7 1947 Plumas 3 mi W of Lake Almanor 1524 Comment
  UC1540451  Agastache urticifolia Ethel Crum 1937-8-7 1947 Plumas three mi w Lake Almanor; w of Lake Almanor 1524 Comment
  CHSC102107  Ageratina occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16215 Plumas On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  CAS-BOT-BC29511  Agoseris John Thomas Howell 1962-6-18 37735 Plumas Sierra Valley near Beckwourth 1487 Comment
  JEPS107720  Agoseris grandiflora Lowell Ahart, John Dittes 2005-9-19 12421 Plumas On damp disturbed soil, along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  CHSC101855  Agoseris heterophylla Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15886 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  JEPS29232  Agoseris parviflora Lauramay T. Dempster 1961-6-16 1465 Plumas north (at ridge north of Red Rock) Engelmine Comment
  CAS-BOT-BC13433  Agoseris retrorsa Alice Eastwood 1927-6-13 14546 Plumas Forest Lodge, Greenville, United States Forest Reserve. Comment
  CAS-BOT-BC13438  Agoseris retrorsa John Thomas Howell 1961-6-21 36652 Plumas Greenville 1097 Comment
  CAS-BOT-BC13432  Agoseris retrorsa Gladys L. Smith 1976-6-7 4556 Plumas Route 70, Spring Grarden Station, 6 miles east of Quincy. 1219 Comment
  CAS-BOT-BC13436  Agoseris retrorsa Anna Head 1921-6-22 s.n. Plumas Campbell's Hot Springs, Sierra Valley. 1524 Comment
  CAS-BOT-BC162045  Agrostis Fred Sommers; Greg Sommers 1976-7-20 177 Plumas Marble Hot Springs Area Sierra Valley Marsh. Marble Lane. 1487 Comment
  UC1024753  Agrostis alba Leo Whitney 1934-8-23 2299 Plumas ca 15 mi n Beckwith; Plumas National Forest, Willow Creek 1950 Comment
  CAS-BOT-BC127102  Agrostis exarata Clare B. Hardham 1970-8-8 17701 P Plumas Road to Thompson Peak Lookout. 2133 Comment
  CAS-BOT-BC127105  Agrostis exarata John Thomas Howell 1926-7-30 2152 Plumas Prattville. 1463 Comment
  POM116227  Agrostis scabra Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  SD46462  Agrostis scabra Robert J. Weatherby 1950-7-17 1465 Plumas Locally abundant and scattered grass on bed of vernal pool, Feather River Camp, 4 miles north of Quincy. 1067 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
  CHSC97302  Agrostis variabilis Lowell Ahart; John Dittes 2007-8-9 14438 Plumas About 80 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CAS-BOT-BC459425  Allium acuminatum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54204 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough, Sierra Nevada 1280 Comment
  CHSC21331  Allium campanulatum F. T. Griggs; A. Pass 1975-7-8 102 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC80302  Allium campanulatum L. P. Janeway 1996-6-12 5010 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
  RSA109811  Allium campanulatum E. K. Balls, Lee W. Lenz 1956-6-19 21843 Plumas Forest Lodge, SW of Greenville. 1128 Comment
  CAS-BOT-BC472962  Allium lemmonii Arthur Menzies 1992-5-19 4189 Plumas West side of Ross Ranch Meadow ca 1/2 mi south of Middle Fork Feather River and ca 3 mi east of Portola; Plumas National Forest, Beckwourth Ranger District 1493 Comment
  UCD143206  Allium lemmonii L. K. Mann; M. D. Mann, Madison 1962-6-12 s.n. Plumas Highway 89, southwest edge Lake Almanor, 0.8 miles before road to Almanor. Comment
  UC843405  Allium obtusum Anna Head 1921-7-27 Plumas near Blairsden Comment
  CAS-BOT-BC472813  Allium obtusum Margaret Williams; Emily McPherson 1974-8-5 74 -P-4 Plumas Above Silver Lake, Trail to Mt. Elwell, Lakes Basin, Sierra Nevada 2072 Comment
  JEPS47585  Allium obtusum var. obtusum Esther C. Fritz 1933-7-4 Plumas along road to summit Spanish Peak 2133 Comment
  CAS-BOT-BC474279  Allium obtusum var. obtusum Anna Head 1921-7-25 s.n. Plumas Top of Bear Ridge where snow lay long. Feather River Region Comment
  CHSC10631  Allium parvum Lowell Ahart 1969-5-11 Plumas Near Beckwourth, Sierra Valley. 1219 Comment
  JEPS15034  Allium parvum A. A. Heller 1938-5-21 15104 Plumas on the plain about the airfield w. of Chester 1304 Comment
  SBBG22418  Allium platycaule C. B. Hardham 1961-6-16 7467 Plumas Diamond Peak [Diamond Mountain] Comment
  CAS-BOT-BC474092  Allium platycaule W. Harnach; N. Harnach 1990-5-12 289 Plumas Sierra Valley, Wilson brothers ground, south of Marble Lane, on Co. Rd A-23. (the rock pile) 1514 Comment
  CAS-BOT-BC474095  Allium platycaule A. A. Heller; P. B. Kennedy 1907-7-4 8723 Plumas Ridge east of Red Clover valley Comment
  RSA641885  Allium platycaule Michael A. Vincent 1999-6-8 8549 Plumas Plumas National Forest, Milford Ranger District, along FS 28N03 betw FS 27N25 and FS26N16. Comment
  SEINET3879889  Allium validum E. K. Balls 1950-9-1 15601 Plumas East of Long lake, at foot of meadow leading down to two smaller lakes.; 0 2103 Comment
  SEINET10496944  Allophyllum gilioides Mary Susan Taylor 1982-6-10 Taylor 4631 Plumas T23N R14E ne sec 9. Portola quad. Granite ridge ca. 1 mi nw of Mapes Canyon, ca. 3 air mi nnw of Beckwourth. 5900 ft. 1798 Comment
  CDA13381  Allophyllum integrifolium G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13230 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC65652  Allophyllum integrifolium L. P. Janeway 1995-7-23 4863 Plumas Hartman Bar Ridge; south-facing slope of Franklin Hill. 1731 Comment
  CHSC62353  Allotropa virgata B. Castro; R. Fallscheer, R. Zebell 1989-8-15 397 Plumas Ca 5 air mi S of Bucks Lake, ca 0.5 mi E of Coldwater Creek, and ca 0.2 mi S of Ohio Ravine. 1682 Comment
  CAS-BOT-BC171360  Alnus incana subsp. tenuifolia E. K. Balls 1950-8-31 15554 Plumas Spanish Creek, off Hwy. 24 just N of Quincy 1066 Comment
  HSC73002  Alnus incana subsp. tenuifolia M. S. Taylor 1981-8-28 4244 Plumas Along Sulphur Creek 0.25 mi. S of Hwy. 89, 3 mi. SE of Clio 1433 Comment
  RSA189385  Alnus incana subsp. tenuifolia L. S. Rose 1967-5-7 67066 Plumas 3 mi W of Keddie, Butterfly Valley. 945 Comment
  RSA263839  Alnus incana subsp. tenuifolia J. T. Howell 1959-9-22 34833 Plumas Wolf Creek. 1372 Comment
  RSA452808  Alnus incana subsp. tenuifolia B. C. Templeton 1967-4-23 10743 Plumas Butterfly Valley, near Quincy. 1067 Comment
  UC1135118  Alnus rhombifolia C. G. Albertus 1935-7-23 230 Plumas 1 1/4 mi se Spring Garden Ranch; Plumas National Forest, Downieville Quadrangle Comment
  JEPS113554  Alopecurus aequalis Lowell Ahart, John Dittes 2007-6-17 14162 Plumas Along Red Clover Creek, about 50 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
  RSA726448  Alopecurus aequalis L. Ahart, John Dittes 2007-6-17 14162 Plumas along Red Clover Creek, about 50 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. 1655 Comment
  UCD55832  Alopecurus aequalis Leo Whitney 1934-8-6 2241 Plumas Plumas National Forest, ca. 9 miles northwest of Portola, northwest end of Big Grizzley Valley, Freeman Creek. 1828 Comment
  SEINET10507141  Alopecurus aequalis Lowell Ahart 1985-7-3 Ahart 5098 Plumas About 4 1/4 miles north-east of La Porte. Comment
  SEINET10510912  Alopecurus aequalis Lawrence P. Janeway 1989-7-25 Janeway 3526 Plumas Crocker Mtn. quad T24N, R14E, NW 1/4 of sec. 33. Crocker Meadow; ner Beckwourth-Genessee Rd (rd 111) 6.4 mi north of Beckwourth. 1737 Comment
  SEINET5336018  Alopecurus aequalis R. McKee, H. L. Westover 1918-6-15 s.n. Plumas Chester Comment
  CAS-BOT-BC138001  Alopecurus geniculatus George W. Gillett 1957-7-18 831 Plumas Lassen Volcanic National Park. Willow Lake. 1661 Comment
  SEINET10934630  Alopecurus geniculatus Mary Susan Taylor 1982-8-27 Taylor 5062 Plumas T23N R14E S1/2 NE1/4 Sec. 28. Portola quad. Along river in moist areas; Ramelli Ranch, where Feather River crosses railroad tracks, ca. 1.5 mi SW of Beckwourth. With Artemisia biennis, Bidens cernua. 1487 Comment
  JEPS117161  Ambrosia acanthicarpa Lowell Ahart, John Dittes 2010-10-5 17301 Plumas On the east side of Highway 49, 830 feet north of the Plumas-Sierra county line, 2.7 miles (air) northeast of Loyalton, 6.9 miles (air) southwest of Vinton 1508 Comment
  CHSC94842  Ambrosia psilostachya Lowell 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. 622 Comment
  RSA718940  Ambrosia psilostachya L. Ahart 2006-10-8 13389 Plumas North side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek. 623 Comment
  CAS-BOT-BC142873  Amelanchier alnifolia var. semiintegrifolia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54142 Plumas 0.25 mile west of Round Valley Reservoir dam - Sierra Nevada 1371 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-BC136781  Amelanchier utahensis Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1969-6-24 2435 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area. Along roadside, Highway 70 883 Comment
  RSA795727  Amelanchier utahensis L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16125 Plumas East side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  CAS-BOT-BC391846  Anemone drummondii M. S. Taylor 1981-5-8 3660 Plumas At jct of rd 26N18, 26N92, and 27N92, ca. 1/2 mi e of Long Valley Mine, ca. 4 air mi w of Greenville 1615 Comment
  CAS-BOT-BC391930  Anemone lyallii Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  SD8181  Anemone quinquefolia Daniel Cleveland July 1882 Plumas Big Meadows Comment
  CHSC93153  Angelica breweri L. P. Janeway 1994-8-16 4732 Plumas Northern High Sierra Nevada. Slope above Little Schneider Creek about 1.4 mi south of Meadow Valley Creek; along Road 24N24X. 1234 Comment
  OBI9027  Angelica breweri Tracey Call, Viola Call 1964-6-28 2309 Plumas Near Meadow Valley 7 mi W of Quincy 1463 Comment
  SEINET13945520 Image available Angelica breweri E. K. Balls 1950-1 15790 Plumas 1.5 mi along trail from Lakes Center Public Campground to Long Lake outlet. 6600 ft 2012 Comment
  SD9142  Antennaria R. M. Austin 1878-1 Plumas American Valley Comment
  CAS-BOT-BC64790  Antennaria W. Harnach; N. Harnach 1990-6-13 372 Plumas Sierra Valley. Ramelli Ranch (USFS). 1487 Comment
  CAS-BOT-BC59304  Antennaria argentea Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Meadow Valley Comment
  CAS-BOT-BC59307  Antennaria argentea A. A. Heller 1913-6-13 10860 Plumas Near Quincy 1066 Comment
  CAS-BOT-BC59312  Antennaria argentea D. E. Breedlove 1962-6-12 3463 Plumas Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg 1341 Comment
  CAS-BOT-BC59318  Antennaria argentea John Thomas Howell 1975-6-16 51140 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CDA13860  Antennaria argentea G. F. Hrusa, T. D. Wilfred 1996-7-23 13403 Plumas Sierra Nevada; Edge of USFS 23N22D. Comment
  CAS-BOT-BC59313  Antennaria argentea C. R. Quick 1957-6-15 57 -03 Plumas About 1/2 mile s. of Lake Almanor Comment
  CAS-BOT-BC59316  Antennaria argentea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1854 Plumas On west side of Butterfly Valley proper 1036 Comment
  CAS-BOT-BC59225  Antennaria dimorpha Alice Eastwood 1918-5-25 7047 Plumas Portola Comment
  CHSC52922  Antennaria luzuloides subsp. aberrans L. P. Janeway 1989-6-15 3323 Plumas Plumas National Forest. Along S'ly side of Red Clover Valley. 1676 Comment
  CAS-BOT-BC79968  Antennaria microphylla John Thomas Howell 1961-6-21 36597 Plumas Greenville 1097 Comment
  CAS-BOT-BC86956  Antennaria pulchella Alice Eastwood 1912-8-22 1857 Plumas Foot of Lassen Butte Comment
  HSC93421  Anthoxanthum odoratum Vernon H. Oswald, L. Ahart 1996-7-15 8052 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on FS 28N11 1372 Comment
  CHSC34073  Aphyllon fasciculatum M. S. Taylor 1981-6-3 3851 Plumas In Red Clover Valley, ca. 0.5 mi n of Genesee-Beckwourth Rd, ca. 7 mi nw of Beckwourth. 1670 Comment
  CHSC72456  Aphyllon purpureum L. P. Janeway 1998-6-24 5669 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  JEPS127332  Apocynum androsaemifolium Lowell Ahart 2016-7-9 21083 Plumas Top and on the east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC1123472  Apocynum androsaemifolium G. T. Nordstrom 1934-7-3 188 Plumas 3/4 mi. s.w. Mt. Ararat (near plot #91); Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  UCSB71626  Apocynum androsaemifolium 1962-6-12 Plumas In upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CAS-BOT-BC397876  Aquilegia formosa Anna Head 1920-7-12 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC61605  Aquilegia formosa Arthur G. Barrett 1915-7-8 Plumas Indian Creek, near Willow Creek. NE slope 1676 Comment
  SEINET5337609  Aquilegia formosa A. A. Heller, P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  RSA106758  Aquilegia formosa var. truncata L. S. Rose 1955-7-20 55158 Plumas Mohawk. 1372 Comment
  SEINET10448238  Arabis drummondii Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4330 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  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
  UC170972  Aralia californica H. M. Hall 1912-8-4 9383 Plumas canyon just w. of Quincy; Sierra Nevada Mts. 1127 Comment
  CAS-BOT-BC407729  Arceuthobium abietinum John Thomas Howell 1960-7-21 35820 Plumas near Terminal Geyser 1798 Comment
  CHSC52539  Arceuthobium abietinum L. P. Janeway 1990-7-26 3817 A Plumas Plumas National Forest. Beckwourth Ranger District. About 3/4 mi west of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. 1828 Comment
  SEINET2139858  Arceuthobium abietinum R. L. Mathiasen 2007-1 2007 -31 Plumas Ca. 1.6 km E. of Grizzly Summit on forest road 414 1700 Comment
  SEINET2471227  Arceuthobium abietinum R. L. Mathiasen 2007-8-8 2007 -32 Plumas Ca. 4.8 km W. of Meadow Valley on high road to Bucks Lake 1470 Comment
  CAS-BOT-BC407769  Arceuthobium californicum C. R. Quick 1953-8-7 53 -120 Plumas SE of Meadow Valley Comment
  CAS-BOT-BC24205  Arctostaphylos John Thomas Howell; Gordon H. True 1967-5-8 42199 Plumas Along Forest Service Rd. between Butterfly Valley proper and the Butterfly Botanical area Comment
  SEINET7258407  Arctostaphylos manzanita J. F. Sloan 1959-4-26 s.n. Plumas SW of Quincey, vicinity of Brush Creek SW of Bucks Lake 30 mi. Comment
  CHSC118702  Arctostaphylos mewukka subsp. mewukka Wendy L. Boes 2016-8-21 2016037 Plumas Plumas National Forest. Located on ridge between Yellow Creek and the North Fork of the Feather River along Forest Road 26N26. UTM 650359 E, 4435221 N, NAD 83 Zone 10 North. 1484 Comment
  CAS-BOT-BC38484  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-22 51359 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC38487  Arctostaphylos mewukka subsp. truei John Thomas Howell 1966-7-26 42005 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  SBBG103605  Arctostaphylos mewukka subsp. truei J. T. Howell 1976-4-2 51570 Plumas Injun Jim Cmpgrd, North Fk Feather River 609 Comment
  CAS-BOT-BC40010  Arctostaphylos nevadensis Mrs. S. G. Suttiffe 1919-8-1 s.n. Plumas Gold Lake region Comment
  RSA121333  Arctostaphylos nevadensis D. Axelrod 1934-6-8 16 Plumas La Parte. 1524 Comment
  RSA550617  Arctostaphylos nevadensis J. T. Howell, T. C. Fuller, G. D. Barbe, Donna Howell 1981-6-24 54265 Plumas Rocky sumit ridge, Mt. Hough. 2204 Comment
  UC1075635  Arctostaphylos nevadensis Robert J. Weatherby 1950-8-11 1526 Plumas on side of mt. Lakes Basin area, Mt. Elwell 2194 Comment
  UC549519  Arctostaphylos nevadensis J. E. Adams 1934-5-13 817 Plumas Silver Lake 1828 Comment
  UCD52710  Arctostaphylos nevadensis E. Sawyer 1935-7-9 281 Plumas 2 1/2 miles SSW of Crow. 2072 Comment
  CAS-BOT-BC42119  Arctostaphylos patula Alice Eastwood 1927-6-15 14595 Plumas On trail to Long Valley Comment
  CAS-BOT-BC42122  Arctostaphylos patula Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas West of Meadow Valley Inn Comment
  CAS-BOT-BC42123  Arctostaphylos patula Mary Strong Clemens 1920-4-7 s.n. Plumas Greenville Comment
  OBI14574  Arctostaphylos patula Lewis S. Rose 1967-5-7 67068 Plumas South of Keddie; Butterfly Creek & Spanish Crk 884 Comment
  RSA785505  Arctostaphylos patula Doris Bowers 1972-8-31 1882 Plumas Round Valley Reservoir, near Greenville 1366 Comment
  SBBG44166  Arctostaphylos patula K. K. Muller 1965-8-19 1354 Plumas near Chester Comment
  SEINET7262939  Arctostaphylos patula W. Harnach, N. Harnach 1990-4-13 255 Plumas Sierra Valley, 0.5 miles N of the Sierra/Plumas Co. line on Co. Rd. A-23, Barry Hill (McElroy on maps) 1615 Comment
  UC1552779  Arctostaphylos patula Frederica Bowcutt 1985-6-7 582 Plumas along Hwy 89 halfway between Clio and Calpine (Plumas-Sierra Co. line) 1432 Comment
  UCD51941  Arctostaphylos truei John Thomas Howell 1976-4-2 51570 Plumas Injun Jim Campground, North Fork Feather River, Plumas County. 609 Comment
  RSA169383  Arenaria kingii subsp. kingii L. S. Rose 1963-6-4 4800 Plumas Sierra Valley, 1 mile S of Beckwourth 1463 Comment
  CHSC51219  Arenaria kingii var. glabrescens Lowell Ahart 1979-7-18 2001 Plumas About 1 mile west of Pilot Peak, east of the Quincy La Porte Road, about 12 miles north-east of La Porte. 1828 Comment
  UC1509627  Arenaria kingii var. glabrescens L. and P. Ahart 1983-8-17 4321 Plumas near Onion Valley (w of Pilot Peak, near the Quincy-Laporte Rd. ne of La Porte) 2000 Comment
  CHSC101854  Arenaria serpyllifolia subsp. serpyllifolia Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15885 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line. 1374 Comment
  CAS-BOT-BC17391  Armoracia rusticana John Thomas Howell 1963-6-3 39386 Plumas Sierra Nevada. Quincy. 1036 Comment
  CHSC36834  Arnica chamissonis M. S. Taylor 1981-6-25 3948 Plumas Ramelli Ranch, ca. 1/8 mi S of Hwy 70 ca. 1/2 mi SW of Beckwourth. Around North Fork Feather River. 1493 Comment
  SEINET6774980 Image available Arnica chamissonis M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 69 -3 Plumas North end of Frenchman's Reservoir 1707 Comment
  RSA127311  Arnica chamissonis subsp. foliosa Clarence R. Quick 1952-9-5 52 -313 Plumas Northwest of Almanor. Comment
  UCD107452  Arnica mollis Tim Kuhn 2006-6-30 23 Plumas north of Lake Davis at Old House Meadow. Comment
  CAS-BOT-BC90056  Arnica nevadensis C. R. Quick 1945-7-25 45 -72 Plumas Butt Creek on road to Humbug Valley Comment
  CHSC60508  Arrhenatherum elatius L. P. Janeway 1992-6-4 4214 Plumas Plumas National Forest. Between Mohawk Ranger Station barracks and Middle Fork Feather River. 1318 Comment
  JEPS78244  Artemisia arbuscula subsp. arbuscula L. R. Heckard with T. I. Chuang and R. Bacigalupi 1978-7-20 4895 Plumas near Beckwourth (about 2 mi. s. of railroad tracks); Sierra Valley 1493 Comment
  UC579412  Artemisia arbuscula subsp. arbuscula C. G. Albertus 1935-8-22 273 Plumas 2 1/2 mi s Bagley Pass; Plumas National Forest, Downieville Quadrangle 1767 Comment
  CHSC94864  Artemisia biennis Lowell Ahart 2006-9-21 13340 Plumas On the south bank of the Middle Fork of the Feather River, east side of the Beckwourth Calpine Road bridge across the river, about 1/2 mile (air) southwest of Beckwourth, Sierra Valley. 1474 Comment
  SEINET10904838  Artemisia dracunculus Mary Susan Taylor 1982-9-13 Taylor 5130 Plumas T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft. 1487 Comment
  CHSC81603  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart 2001-10-8 9315 Plumas On the south side of Boulder Creek, below or near the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1524 Comment
  CAS-BOT-BC90807  Artemisia michauxiana John Thomas Howell; Gordon H. True 1973-7-31 50128 Plumas on road from Janesville to Thompson Peak, Diamond Range 1981 Comment
  CHSC32022  Artemisia tridentata Lowell Ahart 1974-10-1 651 Plumas N of Pilot Peak on W part of Buzzards Roost Ridge, 1 mi N of Onion Valley, ca 10 mi N of La Porte. 1981 Comment
  RSA122549  Artemisia tridentata subsp. tridentata E. Nourse 1934-9-13 38 Plumas 2 miles NW of Onion Valley 2043 Comment
  CAS-BOT-BC400623  Asarum hartwegii Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  CAS-BOT-BC400624  Asarum hartwegii Mrs. Jos. Clemens 1919-11-1 s.n. Plumas Crystal Lake Comment
  RSA169467  Asarum lemmonii L. S. Rose 1963-6-3 s.n. Plumas Butterfly Valley, 2 mi SW of Keddie 1189 Comment
  UCD137865  Asarum lemmonii Lewis S. Rose 1968-6-11 68109 Plumas Butterfly Valley, 4 mi. s. of Keddie. 1036 Comment
  JEPS28588  Asclepias cordifolia George W. Gillett 1957-7-13 743 Plumas near trail up the Flatiron from Drakesbad; Lassen Volcanic National Park 1859 Comment
  CDA18577  Asclepias speciosa G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3302 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  POM253214  Asclepias speciosa A. A. Heller 1938-7-2 s.n. Plumas 3 miles east of Quincy. 1098 Comment
  CAS-BOT-BC69581  Aspidotis densa George W. Gillett; Hans Leschke 1957-7-13 763 Plumas Below Sifford Lakes, on direct route to the Devils Kitchen, Lassen Volcanic National Park. 2057 Comment
  RSA80862  Aspidotis densa J. T. Howell 1951-6-27 27636 Plumas Johnsville; Sierra Nevada 1585 Comment
  UCSB40619  Aspidotis densa Reisentz, Paul 1979-5-12 Plumas 11mi N of Injun Jim Campground on Hwy 70 Comment
  CAS-BOT-BC97465  Aster Clare B. Hardham 1978-8-11 21814 Plumas About 5 mi. ne. of Antelope Reservoir on road to Janesville Comment
  CHSC69677  Aster Vernon H. Oswald; L. Ahart, L. Gehrung, L. Hanson, T. Martin 1992-8-20 5170 Plumas Quincy-La Porte Rd. at the pond at the N edge of La Porte. 1514 Comment
  UCR58341  Aster campestris R. D. Goeden, Don W. Ricker 1989-8-22 890822- 3 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, east side of Frenchman Lake 1725 Comment
  CDA10245  Aster eatonii R. Swanson 1975-9-12 Plumas Beside La Porte Road near Nelson Creek, southeast of Quincy. 0 Comment
  RSA59248  Aster eatonii E. K. Balls 1950-8-31 15537 Plumas Hwy. 24, 0.5 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  CHSC66693  Aster elatus Vernon H. Oswald; Linnea Hanson 1996-7-30 8102 B Plumas Forest Rt. 201 (Old Haun Rd.) at Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1432 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
  CHSC21719  Astragalus F. T. Griggs; A. Pass 1975-7-16 191 Plumas Along road, N. shore of Lower Buck's Lake. Comment
  JEPS87575  Astragalus bolanderi Lowell Ahart 1994-6-29 7420 Plumas s.w. Bucks Lake (e. of Frenchman Hill, e. of Oroville Quincy Hwy.) 1828 Comment
  UC1128749  Astragalus bolanderi G. T. Nordstrom 1934-7-12 219 Plumas 3/4 mi n Three Lakes (Plumas National Forest); Bidwell Bar Quad., Plumas Natl For., n of Three Lakes Comment
  SEINET5324189  Astragalus gibbsii A. A. Heller, Kennedy P. B. 1907-7-16 8868 Plumas Grade between Genesse valley and summit Comment
  CAS-BOT-BC192856  Astragalus pulsiferae var. pulsiferae Gary Schoolcraft 1984-6-27 1274 Plumas East of Sugar Loaf Mtn. 23-15-21 1524 Comment
  CHSC89023  Astragalus pulsiferae var. pulsiferae L. Hanson 1987-6-16 323 Plumas Plumas National Forest. Gravel pit 5 mi. no. of Chilcoot. 1524 Comment
  CHSC41195  Astragalus purshii var. purshii J. D. Jokerst 1984-5-13 2007 Plumas East end of Genesee Valley, canyon of Indian Cr. between creek and Indian Cr. Rd. 1249 Comment
  SBBG3245  Astragalus purshii var. tinctus H. and M. Dearing 1939-5-9 3328 Plumas near Blairsden 1219 Comment
  CAS-BOT-BC200855  Astragalus webberi John Thomas Howell; H. Keith Wagnon 1980-5-27 53604 Plumas Near Crescent Mills, in southwestern end of Indian Valley 1066 Comment
  CAS-BOT-BC200859  Astragalus webberi Gary Schoolcraft 1984-6-27 1279 Plumas About 1 mile s. of Crescent Mills 1097 Comment
  CAS-BOT-BC27731  Astragalus webberi John Gill Lemmon 1874-1-1 s.n. Plumas Sierra Valley Comment
  CDA26761  Astragalus whitneyi G. D. Barbe 1982-6-9 3665 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  CHSC21676  Asyneuma prenanthoides D. Brink and L. Mayer 1975-7-3 Plumas Buck's Lake Forest Service Survey Comment
  JEPS114945  Athyrium filix-femina Lowell Ahart 2008-8-13 15189 Plumas On the bottom of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte 1598 Comment
  CHSC105673  Athyrium filix-femina var. cyclosorum Lowell Ahart 2010-10-21 17311 Plumas On the south side of a small wash, about 100 yards north of Fowler Lake, along the trail (poor road), about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte. 1662 Comment
  UC399378  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin Sept 1899 352 Plumas Butterfly Valley Comment
  UC399391  Athyrium filix-femina var. cyclosorum Mrs. Carlotta C. Hall June 1912 9272 Plumas Butterfly Valley 1127 Comment
  UC688909  Athyrium filix-femina var. cyclosorum John Thomas Howell 1926-7-27 2144 Plumas near Prattville 1463 Comment
  CHSC35273  Azolla microphylla M. S. Taylor 1981-8-5 4166 Plumas In Indian Valley, s side of Hwy 206, 1.5 mi e of its jct with Hwy 89 just n of Cresent Mills. 1066 Comment
  RSA121104  Balsamorhiza hookeri E. Sawyer 1935-5-21 3 Plumas 3/4 mile WSW of Beckwith. 1494 Comment
  CHSC55659  Balsamorhiza sagittata K. R. Stern 1985-6-25 8318 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC37698  Barbarea orthoceras M. S. Taylor 1981-5-19 3675 Plumas E side of Antelope Lake, in Pioneer Cabin Meadow, ca. 2 air mi ne of Taylorsville. 1536 Comment
  UC575654  Beckmannia syzigachne David D. Keck Jul 3 1932-Jul 5 1932 1688 Plumas Quincy Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC102171  Bidens cernua Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1444 Plumas Butterfly Botanical Area and Vicinity. Spanish Creek near confluence of Butterfly Creek. 883 Comment
  CHSC36872  Bidens cernua M. S. Taylor 1982-8-27 5066 Plumas Ramelli Ranch, where Feather River crosses RR tracks, ca. 1.5 mi SW of Beckwourth. 1487 Comment
  RSA246636  Bidens cernua R. F. Thorne 1972-9-20 42311 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  RSA523380  Bidens cernua Barbara Ertter 1988-10-21 8003 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  UC1730224  Bidens frondosa L. P. Janeway 1998-9-10 6275 Plumas about 5 mi NW of Quincy (Snake Lake, along NW shore) 1205 Comment
  CAS-BOT-BC128020  Blepharipappus scaber Gladys L. Smith 1976-6-7 4575 Plumas vernal pool alongside Rte. A23 about 6 miles north of Sierra Co and just before road to Hot Springs 1524 Comment
  CAS-BOT-BC16885  Boechera F. Thos. Griggs 1975-1-1 173 Plumas Sierra Nevada. Bucks Lake area. 1463 Comment
  CAS-BOT-BC15816  Boechera arcuata John Thomas Howell; Gordon H. True 1967-5-7 42183 Plumas Sierra Nevada. Injin Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CHSC107441  Boechera breweri subsp. breweri Matt Simenc; Rebecca Joyner 2011-7-3 13 Plumas Northern High Sierra Nevada. 250ft SW of peak of Little Volcano Limestone Point, 0.2 miles (air) SW of end of 23N90A road, 2.4 miles (air) West (266 degrees) of where La Porte Quincy Rd crosses the Middle Fork Feather River. Growing in a cool 4ft deep cavern on a SW facing slope. 1728 Comment
  CHSC33869  Boechera constancei M. S. Taylor 1981-5-8 3649 Plumas At jcts of rds 26N18, 26N92, and 27N92, ca. 0.5 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CHSC36192  Boechera constancei M. S. Taylor 1982-6-1 4579 Plumas Between spur rd and 27N92, nw of Goldstripe Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CAS-BOT-BC16180  Boechera davidsonii Mary Strong Clemens 1920-6-23 s.n. Plumas Crystal Lake. Comment
  CAS-BOT-BC16159  Boechera davidsonii Robert J. Weatherby 1955-6-26 1553 Plumas Lakes Basin Area, above Mud Lake. 2194 Comment
  CAS-BOT-BC16179  Boechera davidsonii Robert J. Weatherby 1955-6-26 7200 Plumas Lakes Basin Area. Cliff above Mud Lake. 2194 Comment
  CHSC61716  Boechera howellii Vernon H. Oswald; Lowell Ahart 1993-8-25 5876 Plumas Lassen Volcanic National Park. W side of the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. 2057 Comment
  CHSC117484  Boechera pinetorum Lowell Ahart 2016-6-29 21071 Plumas Top and southwest part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CAS-BOT-BC14534  Boechera puberula G. D. Barbe 1982-6-9 3654 Plumas Plumas National Forest. Southeast and below Thompson Peak, overlooking Honey Lake Valley. 2057 Comment
  CAS-BOT-BC14664  Boechera rectissima A. A. Heller; P. B. Kennedy 1907-7-11 8809 Plumas Prattville. Comment
  CAS-BOT-BC25717  Boechera sparsiflora Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1967 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CHSC88964  Boechera suffrutescens L. Hanson 1988-7-26 328 Plumas Plumas National Forest. Red Hill Lookout. 1920 Comment
  SD149172  Boechera suffrutescens Lowell Ahart 1986-7-15 5365 Plumas South Fork of the Feather River, ca. 1.0 mile southwest of Pilot Peak, ca. 1.25 mile northeast of the Independent Mine, ca. 10 miles southwest of La Porte. 1830 Comment
  RSA59435  Boisduvalia glabella E. K. Balls 1950-9-15 15847 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  UC1472763  Botrychium multifidum Mrs. R. M. Austin 1897-7-2 Plumas near Quincy Comment
  CHSC82546  Botrychium simplex var. compositum Lowell Ahart; Peter Ahart 2002-7-24 9921 Plumas In a meadow, near a pond, about 200 yards north of Lumpkin Ridge Road, about 3/4 mile (air) northeast of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1634 Comment
  CHSC61414  Brasenia schreberi Vernon H. Oswald; Lowell Ahart 1993-8-11 5782 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. 1767 Comment
  CAS-BOT-BC36772  Brassica rapa John Thomas Howell 1966-7-29 42025 Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC36773  Brassica rapa John Thomas Howell; Gordon H. True 1968-6-10 44540 Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC106231  Brickellia californica John Thomas Howell 1961-9-23 36895 Plumas Engel Mine [Englemine] - Sierra Nevada 1097 Comment
  CAS-BOT-BC127710  Brickellia greenei John Thomas Howell 1974-9-20 50888 Plumas 7 miles from Quincy on road to Blairsden 1097 Comment
  SEINET3243476  Brodiaea multiflora Frank W. Gould 1938-1 450 Plumas Five miles north of Blairsden, Plumas County. 1372 Comment
  CDA14742  Bromus carinatus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3287 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  CDA17226  Bromus carinatus G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16329 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-BC149322  Bromus carinatus var. carinatus Clare B. Hardham 1975-8-2 20475 Plumas Sierra Nevada. Black Mountain. 2133 Comment
  UC1130982  Bromus carinatus var. carinatus C. W. Hanks 1934-8-9 27 Plumas Mountain n of Sierra Valley (Plumas National Forest); Plumas National Forest 1859 Comment
  CAS-BOT-BC148717  Bromus carinatus var. marginatus John Thomas Howell 1962-6-17 37687 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CAS-BOT-BC148706  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35930 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC100311  Bromus ciliatus Lowell Ahart 2008-7-16 15075 Plumas Forest floor, edge of a 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-BC155927  Bromus commutatus John Thomas Howell 1951-6-26 27538 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  CAS-BOT-BC155967  Bromus commutatus John Thomas Howell 1955-7-20 30867 Plumas Sierra Nevada. Mohawk. 1371 Comment
  CAS-BOT-BC155056  Bromus hordeaceus Javier Penalosa 1962-6-19 2500 Plumas Highway 40-89, +-6.2 miles southeast of Quincy. 1097 Comment
  POM198347  Bromus japonicus H. S. Yates 1913-6-24 s.n. Plumas Massack Comment
  JEPS106342  Bromus orcuttianus Lowell Ahart 2004-7-27 11319 Plumas On the west side of the dirt road (Forest Road 10), about 100 yards northeast of the bridge across Hopkins Creek, about 1 1/4 miles (air) southwest of Blue Nose Mountain, about 9 3/4 miles (air) northeast of La Porte 1711 Comment
  RSA201312  Bromus orcuttianus J. T. Howell 1960-8-20 36274 Plumas Drakesbad 1677 Comment
  UCD59263  Bromus orcuttianus James I. Mallory 1969-8-21 359 Plumas 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  CAS-BOT-BC161356  Bromus tectorum Javier Penalosa 1962-6-19 2499 Plumas Highway 40-89, +-6.2 miles southeast of Quincy. 1097 Comment
  CDA12088  Bromus tectorum G. F. Hrusa, G. L. Webster 1989-5-1 7021 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  SBBG504  Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas W side of Lake Almanor 1219 Comment
  UC1131288  Bromus tectorum C. W. Hanks 1934-8-7 12 Plumas Plumas National Forest, nw end of Sierra Valley Sierra Valley; Plumas National Forest, Sierra Valley 1584 Comment
  UCD60217  Bromus tectorum G. Douglas Barbe; T. C. Fuller 1982-6-17 3808 Plumas Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi. E of Frenchman Dam. 1706 Comment
  CAS-BOT-BC185348  Calamagrostis canadensis John Thomas Howell 1960-7-20 35722 Plumas Lassen Volcanic National Park. 1828 Comment
  CHSC92116  Calamagrostis canadensis Lowell Ahart; John Dittes 2005-9-20 12429 Plumas On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  CAS-BOT-BC438486  Calandrinia ciliata John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50643 Plumas Headwaters of Indian Creek southeast of Diamond Mt. 2164 Comment
  CAS-BOT-BC487768  Calochortus coeruleus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1935 Plumas Between valley and Darlingtonia bog 1066 Comment
  CAS-BOT-BC490273  Calochortus leichtlinii Anna Head 1920-7-1 s.n. Plumas Feather River region 457 Comment
  UCD139516  Calochortus leichtlinii W. R. Powell 1968-7-3 1604 Plumas 0.2 mile north-northwest of Pennisula Campground on reservoir, 3 miles north of La Porte. 1560 Comment
  UCSB16089  Calochortus leichtlinii Breedlove, Dennis 1962-6-13 Plumas Along State Highway 89, 2 miles south of Graeagle, Sierra Nevada 1402 Comment
  CHSC2442  Calochortus nudus R. Carter 1965-7-6 268 Plumas Found 0.25 mi. S of intersection of Oroville-Quincy Rd. and U. S. F. S. road 24N33, on N side of Oroville-Quincy Rd. ca. 15' from road. 1767 Comment
  RSA189349  Calochortus nudus Lewis S. Rose 1967-6-12 67114 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  UC608577  Calochortus nudus Beryl O. Schreiber 1938-7-9 2519 Plumas 1.5 mi e Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  SEINET8197652  Calochortus nudus M. J. Williams 1968-5-28 1189 Plumas Squirrel Creek. 1219 Comment
  CDA18434  Calochortus tolmiei G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3127 Plumas Long Valley; 3.25 mi west of Round Valley Reservoir Dam; 0.25 mil east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  CAS-BOT-BC175767  Caltha leptosepala John Thomas Howell 1951-6-28 27701 Plumas Eureka Peak 1981 Comment
  CAS-BOT-BC90963  Calycanthus occidentalis John Thomas Howell 1962-6-16 37636 Plumas Sierra Nevada. Lewisia Rock, Feather River North Fork. 640 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
  UC1035979  Calyptridium monospermum Helen K. Sharsmith 1955-6-28 4527 Plumas near Pulga (East Branch of North Fork Feather River); North Fork Feather River 609 Comment
  UC1075703  Calyptridium monospermum Robert J. Weatherby 1955-6-22 1533 Plumas road to Spanish Peak lookout 1828 Comment
  SD46711  Calyptridium umbellatum Robert J. Weatherby 1955-6-22 1540 Plumas Spanish Peak 2135 Comment
  UC852127  Calyptridium umbellatum A. A. Heller 1915-7-7 12062 Plumas 12 mi w of Bucks (near summit of Soapstone Ridge in the Sierra Nevada); Sierra Nevada, Soapstone Ridge Comment
  CAS-BOT-BC221248  Calystegia malacophylla subsp. malacophylla Clarence R. Quick 1953-8-7 53 -123 Plumas Southeast of Meadow Valley Comment
  CHSC21294  Calystegia occidentalis subsp. occidentalis F. T. Griggs; A. Pass 1975-7-8 106 Plumas Buck's Lake Forest Service Survey Comment
  RSA122814  Calystegia occidentalis var. tomentella C. G. Albertus 1935-7-20 208 Plumas 1.5 miles S.W. of Lava Peak. 1311 Comment
  CAS-BOT-BC497561  Camassia quamash subsp. breviflora A. L., Mrs. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  UCD138361  Camassia quamash subsp. breviflora Les Berry 1956-5-29 s.n. Plumas between Beckwourth and Vinton, Sierra Valley. 1935 Comment
  CHSC97439  Camassia quamash subsp. quamash Robert Fischer 2006-7-2 1040 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  POM181277  Camissonia andina J. G. Lemmon 1879-05 s.n. Plumas Warm Spring Valley 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-BC160845  Camissonia tanacetifolia subsp. quadriperforata G. Schoolcraft 1986-7-2 1646 Plumas About 1 mile S. of Plumas, CA airport 1493 Comment
  CAS-BOT-BC160850  Camissonia tanacetifolia subsp. quadriperforata Lewis S. Rose 1934-7-23 34411 Plumas Chilcoot, Sierra Valley 1522 Comment
  POM38107  Camissonia tanacetifolia subsp. tanacetifolia C. C. Bruce 1898-05 2418 Plumas Clear Creek Comment
  JEPS115083  Campanula prenanthoides Lowell Ahart, John Dittes 2009-7-13 16051 Plumas On dry soil, on the west side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  POM67173  Campanula prenanthoides Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. 915 Comment
  SEINET10462881  Campanula prenanthoides Austin AUSTIN 307 ? Plumas BADGER HILL Comment
  SEINET10840315  Campanula prenanthoides Reed 1941-7-31 Reed s.n. Plumas Forest Lodge 1067 Comment
  SEINET10905899  Campanula prenanthoides Austin AUSTIN 546 Plumas Hills south of Quincy Comment
  SEINET10463712  Campanula scouleri Ames 1876-1 AMES s.n. Plumas Comment
  RSA101463  Cardamine breweri R. Weatherby 1955-7-2 1575 Plumas Creek below Bear Ridge. Near Taylor Lake. 1982 Comment
  CHSC51522  Cardamine cordifolia var. lyallii L. P. Janeway 1990-6-28 3743 Plumas Plumas National Forest. Upper Joseph Creek, on northeast side of Grizzly Ridge. At edge of creek at dirt road crossing. 2011 Comment
  CAS-BOT-BC37822  Cardamine nuttallii M. S. Taylor 1982-6-1 4580 Plumas Between spur road and 27N92, northwest of Goldstripe Mine, ca. 4 air miles west of Greenville. 1615 Comment
  CAS-BOT-BC37823  Cardamine nuttallii W. I. Follett 1930-5-20 s.n. Plumas Mountains above Vergilia. 1280 Comment
  CAS-BOT-BC37826  Cardamine nuttallii Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1865 Plumas Butterfly Botanical Area and Vicinity. West of Pond Reservoir. 1066 Comment
  CHSC71138  Cardamine pachystigma L. P. Janeway 1998-3-30 5438 Plumas East side of ravine draining East Branch North Fork Feather River at Rich Bar; above Hwy 70. Almost to the edge of the creeklet. 792 Comment
  JEPS96902  Cardamine pachystigma Dean Wm. Taylor and Glenn L. Clifton 1997-4-9 15945 Plumas Feather River Canyon; along Highway 70 at Rich Bar; Plumas National Forest 640 Comment
  CHSC118777  Cardamine pensylvanica Elizabwth Kramer 2015-5-20 2015 -004 Plumas Plumas National Forest. Silver Creek, north of Forest Service 24N29X, west of 24N56, near Meadow Valley. (UTM 663727E, 4422262 N, NAD83 Zone 10N.) 1160 Comment
  UC822483  Carex acutina A. A. Heller with P. B. Kennedy 1907-7-9 8784 Plumas Comment
  CAS-BOT-BC17842  Carex amplifolia John Thomas Howell 1926-7-31 2176 Plumas Near Prattville. 1463 Comment
  CAS-BOT-BC17846  Carex amplifolia Walter Knight; Irja Knight 1966-9-12 1705 Plumas Butterfly Botanical Area and VIcinity. Beargrass Glade. 1127 Comment
  CHSC36857  Carex amplifolia M. S. Taylor 1982-8-9 4947 Plumas Around spring at jct of rd 26N17Y and Pliocene Creek, ca. 1 mi nw of Rattlesnake Hill, ca. 2 mi s of Canyon Dam. 1645 Comment
  JEPS101186  Carex amplifolia Dean W. Taylor 2000-9-14 17590 Plumas Cold Stream (tributary to Indian Creek about 1 mile downstream from Antelope Lake, Plumas National Forest; spring near crossing of Forest Road 27N54 1584 Comment
  CHSC106356  Carex angustata Lowell Ahart 2010-7-27 16931 Plumas North side of Forest Road 22N68, about 150 yards north of the South Fork of the Feather River, about 1/4 mile southwest of the Feather Fork Mine, about 1 1/2 miles (air) northeast of Little Grass Valley Reservoir. 1634 Comment
  CHSC53559  Carex angustata L. P. Janeway 1990-6-11 3784 Plumas Plumas National Forest. Halfway between Paradise Cr and Emigrant Cr, and ca 2/3 mi S of Little Grizzly Cr. 1874 Comment
  CHSC84926  Carex angustata L. P. Janeway; B. Castro 2003-9-6 7978 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  JEPS107598  Carex angustata Lowell Ahart, Josephine Guardino 2005-8-10 12316 Plumas In small wet meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  CAS-BOT-BC19723  Carex athrostachya John Thomas Howell 1926-7-26 2131 Plumas Near Prattville. 1371 Comment
  CAS-BOT-BC19726  Carex athrostachya John Thomas Howell 1959-9-22 34862 Plumas Drakesbad. 1737 Comment
  CAS-BOT-BC19728  Carex athrostachya John Thomas Howell 1962-6-18 37753 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  HSC7051  Carex athrostachya L. S. Rose 1967-7-9 67143 Plumas Quincy 1037 Comment
  JEPS115942  Carex athrostachya Lowell Ahart, John Dittes 2009-7-13 16030 Plumas On damp to dry soil, on the west side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  SEINET10644701  Carex athrostachya Thomas H. Kearney Jr. 1944-8-14 Kearney 22 b Plumas Near Prattville, Lake Almanor. 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-BC19625  Carex brainerdii John Thomas Howell 1960-7-22 35911 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad. 1828 Comment
  CHSC41155  Carex brainerdii J. D. Jokerst 1984-6-13 2046 Plumas South of Grizzly Creek, ca 30 meters north of spur 'C' of USFS logging road 26N08, ca 2 air miles east of Peacock Point. 1432 Comment
  CHSC52352  Carex brainerdii Wayne Dakan 1981-5-31 Plumas Black Hawk Creek. Comment
  CHSC53573  Carex brainerdii L. P. Janeway 1984-7-22 929 Plumas Summit above Lookout Rock, 1 1/2 mi NE of Mt Ararat. 1815 Comment
  RSA754531  Carex brainerdii L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15861 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  CAS-BOT-BC110187  Carex buxbaumii John Thomas Howell 1976-7-15 51872 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  JEPS105622  Carex canescens L. P. Janeway 2003-7-19 7904 Plumas High Cascade Range. South edge of marsh at southeast end of Willow Lake 1656 Comment
  CHSC113907  Carex canescens subsp. canescens Lowell Ahart 2014-8-24 19733 Plumas Along a small stream that flows into the South Fork of the Feather River, on the west side of the stream, 10 yards west of the dirt road, about one mile north of the bridge across the South Fork of the Feather River and the northeast part of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1563 Comment
  CAS-BOT-BC20083  Carex echinata Lewis S. Rose 1967-6-19 67112 Plumas Butterfly Valley, ca 3 miles west of Keddie. 1127 Comment
  CAS-BOT-BC20086  Carex echinata Walter Knight; Irja Knight 1966-9-12 1714 Plumas Butterfly Botanical Area and Vicinity. Beargrass Glade. 1127 Comment
  CAS-BOT-BC20088  Carex echinata Lowell Ahart 1979-8-16 s.n. Plumas East of Ohio Ravine. 1700 Comment
  POM313081  Carex echinata subsp. echinata Malcolm A. Nobs, S. Galen Smith 1949-8-19 1449 Plumas Butterfly Valley. Comment
  CAS-BOT-BC22343  Carex filifolia var. filifolia Lloyd W. Swift 1931-6-1 48 Plumas Plumas Forest. Murdock Crossing. 1676 Comment
  CAS-BOT-BC22346  Carex filifolia var. filifolia John Thomas Howell 1962-6-18 37776 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  CDA14578  Carex fracta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3059 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC20766  Carex fracta K. R. Stern 1975-7-23 5869 Plumas nw shore of Lake Almanor. 1371 Comment
  JEPS101244  Carex fracta Dean W. Taylor 2000-8-8 17557 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  JEPS95360  Carex fracta Lowell Ahart 1994-6-17 7349 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  CAS-BOT-BC32027  Carex geyeri L. P. Janeway 1990-8-16 3831 Plumas Babcock Peak quad, Ca 0.2 mi N of Meadow Cr, halfway btw Red Clover Cr and Mt. Ingalls 2011 Comment
  UC1730264  Carex gigas James D. Jokerst, R. A. Schlising, and L. Ahart 1985-8-12 2551 Plumas Serpentine Canyon, Hwy 70, 1.6 mi SW of jct with Rich Gulch Road Comment
  CDA13994  Carex heteroneura G. F. Hrusa, T. D. Wilfred 1996-8-1 13452 Plumas Sierra Nevada; about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CAS-BOT-BC21969  Carex heteroneura L. P. Janeway 1990-7-18 3806 Plumas Near Emigrant Creek .25 mile north of the crest of Grizzly Ridge. Along a dirt road. 2103 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
  CHSC105836  Carex hoodii Lowell Ahart 2010-7-27 16925 Plumas On the south side of the paved road, about 1/2 mile north of Goat Mountain, about 3 miles (air) northeast of La Porte. 1680 Comment
  CHSC47083  Carex illota L. P. Janeway 1984-9-1 1143 Plumas Along Sierra Crest between Lakes Basin Recreation Area and Plumas-Eureka State Park. 2164 Comment
  CDA17784  Carex integra G. D. Barbe, T. C. Fuller 1982-6-16 3788 Plumas Plumas National Forest; Below Mud Lake, 3/4 mile NE of Eisenheimer Peak. Plumas National Forest. 2097 Comment
  JEPS87741  Carex integra Lowell Ahart 1994-6-15 7343 Plumas near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 200 yards e of a logging road, about 1 mile (air) w of Little Grass Valley Reservoir) 1767 Comment
  CDA33092  Carex integra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3145 Plumas 3.25 miles west of Round Valley Reservoir Dam , 0.25 mile east of road to Canyon Dam. Comment
  UCD108007  Carex jonesii Tim Kuhn 2006-6-18 58 Plumas adjacent to Crocker Guard Station. Comment
  CHSC102600  Carex laeviculmis L. P. Janeway; B. Castro 2009-7-18 9863 Plumas Northern High Sierra Nevada. Lower end of Rock Island Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road. 1526 Comment
  CHSC62166  Carex laeviculmis L. P. Janeway 1993-8-14 4527 Plumas Plumas National Forest. Along Road 24N29Y, ca 0.2 mi north of Haskins Creek and ca 1/6 mi southeast of Bucks Lake. 1691 Comment
  CAS-BOT-BC31153  Carex lemmonii John Thomas Howell 1960-7-23 35946 Plumas Meadow near Soda Spring, Drakesbad. 1828 Comment
  CAS-BOT-BC31156  Carex lemmonii John Thomas Howell 1962-6-17 37655 Plumas Butterfly Valley. 1036 Comment
  CAS-BOT-BC31158  Carex lemmonii Thomas Griggs 1975-6-1 318 Plumas Bucks Lake area. Comment
  JEPS95361  Carex lemmonii Lowell Ahart 1994-6-17 7348 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  CHSC58526  Carex lenticularis var. lipocarpa Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5041 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  SEINET11634877  Carex lenticularis var. lipocarpa Unknown 1985-1 5101 Plumas about 4.5 mi NE of La Porte, Little Grass Valley Reservoir, where South Fork of Feather River flows 1585 Comment
  CAS-BOT-BC31519  Carex limosa Thomas Griggs 1975-6-1 237 Plumas Bucks Lake Area. Comment
  JEPS91024  Carex limosa Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11438 Plumas Cascade Mountains, Lassen National Park, Little Willow Creek Little Willow Creek; Cascade Mountains, Lassen Nat'l Park, Little Willow Creek 1874 Comment
  SD46468  Carex luzulifolia Robert J. Weatherby 1955-6-26 1543 Plumas Lakes Basin Area; Mud Lake; common in boggy meadow at edge of creek; Lodgepole Forest with Pinus murrayana and Tsuga mertensiana. 2103 Comment
  JEPS104625  Carex mendocinensis Lowell Ahart 2000-5-21 8381 Plumas W side of Caribou Road, about 4 mi (air) NE of Belden 853 Comment
  CHSC101789  Carex multicaulis Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15860 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC55563  Carex multicostata L. P. Janeway 1990-6-28 3736 Plumas Plumas National Forest. At the head of Joseph Creek, on northeast side of Grizzly Ridge. 2118 Comment
  RSA71293  Carex multicostata L. S. Rose 1951-6-28 51036 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CAS-BOT-BC119856  Carex nebrascensis John Thomas Howell 1962-6-18 37741 Plumas Sierra Valley near Beckwourth. 1487 Comment
  CDA17811  Carex nebrascensis G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-25 3323 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CHSC51933  Carex nebrascensis K. R. Stern 1985-6-25 8311 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC88942  Carex nebrascensis L. P. Janeway 2004-8-22 8316 Plumas Northern High Sierra Nevada. Along Crocker Creek 0.4 km north of Crocker Meadow. 1731 Comment
  JEPS117529  Carex nebrascensis Lowell Ahart 2010-9-9 17144 Plumas Small gravel bar on the east side of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  CHSC115916  Carex nebrascensis Kendra G. Sikes; Scott Batiuk, Sara Taylor 2012-7-17 402 Plumas Plumas National Forest. Aster Fen, Bucks Lake Wilderness, north and west of Granite Gap from Silver Lake trailhead. UTM zone 10, 4423906 N, 657187E. 2030 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
  JEPS63501  Carex nudata W. L. Jepson 1939-8-16 19439 Plumas Portola Comment
  CAS-BOT-BC119522  Carex nudata John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2452 Plumas Butterfly and Spanish Creeks, from water's edge near near confluence. 883 Comment
  CAS-BOT-BC320474  Carex pachycarpa Peter F. Zika 2013-6-28 26288 Plumas Near trailhead to Frazier Falls, FS Road 501, 4.2 road miles S of junction with Route 24, 2.0 air km WNW of Mills Peak; northern High Sierra Nevada (n SNH) 1885 Comment
  CHSC112092  Carex pachystachya L. P. Janeway 2014-7-15 11525 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
  CHSC117443  Carex rossii Lowell Ahart 2016-6-29 21052 Plumas About 40 yards south of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  CHSC77068  Carex rossii G. Douglas Barbe; T. C. Fuller 1982-6-16 3796 Plumas Plumas National Forest. Meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  HSC89404  Carex rossii L. P. Janeway 1989-6-8 3273 Plumas Near Jackson Creek, just E of Feather River Hwy. (Hwy. 70/89) at upper end of Jackson Creek campground 1387 Comment
  CHSC111166  Carex scabriuscula Lowell Ahart 2012-7-1 18262 Plumas On the east side of the dirt road to the large pipe,about 1/4 miles east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. 807 Comment
  CAS-BOT-BC28306  Carex scopulorum var. bracteosa Thomas Griggs 1975-6-1 315 Plumas Bucks Lake area. Comment
  CAS-BOT-BC117523  Carex sheldonii L. P. Janeway 1992-6-4 4210 Plumas South side of road to Plumas-Eureka State Park (Rd 506) across from turn to Plumas Pines, 1341 Comment
  CAS-BOT-BC117524  Carex sheldonii D. H. Esplin; R. K. Gierisch 1968-10-3 6 Plumas Crocker guard station horse pasture. 1737 Comment
  CHSC76251  Carex sheldonii G. L. Ponting 1999-8-28 Plumas About 1.5 mi west-southwest of Portola. South of the railroad tracks on hummocks in seasonally wet meadow. 1487 Comment
  CAS-BOT-BC117738  Carex simulata John Thomas Howell 1967-6-23 42710 Plumas Butterfly Valley. 1066 Comment
  JEPS63505  Carex simulata W. L. Jepson 1939-8-14 19414 Plumas Willow Creek 1828 Comment
  SEINET8989740 Image available Carex specifica Unknown 2003-1 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. Reading Peak 7.5' quad. Comment
  UC1748288  Carex specifica L. P. Janeway 1999-7-17 6510 Plumas gentle S-facing slope at the wide saddle of Humboldt Summit 2020 Comment
  CHSC84902  Carex spectabilis L. P. Janeway 2003-9-20 7999 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. 2115 Comment
  CAS-BOT-BC117367  Carex stipata var. stipata Walter Knight; Irja Knight 1966-6-18 1347 Plumas Butterfly Valley. 1036 Comment
  CHSC52357  Carex straminiformis L. P. Janeway 1984-9-1 1120 Plumas Broad ridgetop of the Sierra crest near jct of Pacific Crest Trail and old jeep trail (approx W of Mt Elwell). 2225 Comment
  CHSC102434  Carex subfusca L. P. Janeway; B. Castro 2009-7-12 9853 Plumas Northern High Sierra Nevada. Lower Thompson Valley 2.0 km north of Red Clover Creek. 1670 Comment
  CHSC53553  Carex subfusca L. P. Janeway 1990-6-15 3718 Plumas Plumas National Forest. Along Rattlesnake Creek, 2.1 mi (along the creek) north of Hwy 70/89; off of the north side of Long Valley. 1524 Comment
  CHSC77176  Carex subfusca G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3320 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  JEPS113732  Carex subfusca Lowell Ahart, John Dittes 2007-6-17 14192 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CHSC92304  Carex utriculata Lowell Ahart; John Dittes 2005-9-20 12446 Plumas In the center of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  JEPS113704  Carex utriculata Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14474 Plumas About 100 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
  JEPS123949  Carex utriculata Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20424 Plumas On the northwest side of Duck Lake (near Blue Lake), 1,180 feet north of Forest Service Road 29N18, 3.19 air miles west-southwest of Sifford Mt., 6.41 air miles south-southeast of Lassen Peak. Comment
  CHSC116367  Carex utriculata Sara M. Taylor; Scott Batiuk 2012-9-12 71 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd intersection. On foot, cross to the north side of the river and head WNW. UTM Zone 10, 4423072 N, 652443 E. 1890 Comment
  CAS-BOT-BC115155  Carex vesicaria John Thomas Howell 1960-7-19 35626 Plumas Meadow, Drakesbad. 1828 Comment
  SEINET7579973 Image available Carex vesicaria Unknown 2006-9-9 8880 Plumas Reading Peak 7.5' quad, High Cascade Range, west shore of Jedidiah Colter Lake, between Blue Lake and North Arm Rice Creek. 1981 Comment
  CAS-BOT-BC115152  Carex vesicaria Lowell Ahart 1980-10-6 2661 Plumas Lake, 1/2 mi W of Fowler Pk. 1700 Comment
  RSA91626  Carex vesicaria F. W. Peirson 1926-6-21 6788 Plumas Open flat strip along shore of Lake Almanor. Comment
  RSA0035324  Carex vesicaria var. vesicaria Lowell A. Ahart 2010-10-21 17313 Plumas East side of Fowler Lake, about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte. 1662 Comment
  CHSC96321  Carex whitneyi L. P. Janeway; B. Castro 2006-9-9 8877 Plumas High Cascade Range. Near end of Road 29N02Y, 0.8 km southwest of confluence of Panther Creek and North Arm Rice Creek; 1.2 km northeast of Blue Lake. 1932 Comment
  CAS-BOT-BC59034  Cassiope mertensiana Margaret Williams; Emily McPherson 1974-8-5 74 -P-16 Plumas Sierra Nevada - West shoulder of Mt. Elwell - trail to Mt. Elwell, Lakes Basin 2194 Comment
  UC1197604  Cassiope mertensiana subsp. californica Charlotte M. Wilder 1912-7-12 1831 Plumas Long Lake 2133 Comment
  CHSC21713  Castilleja F. T. Griggs; A. Pass 1975-7-8 111 Plumas Buck's Lake Forest Service Survey. Comment
  RSA726364  Castilleja applegatei L. Ahart, John Dittes, Josephine Guardino 2007-6-9 14054 Plumas About a mile (air) north of the north end of Lake Davis. 1858 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-BC249742  Castilleja applegatei subsp. pinetorum John Thomas Howell 1962-6-19 37852 Plumas The Buttes, n. Sierra Valley 1493 Comment
  CAS-BOT-BC249749  Castilleja applegatei subsp. pinetorum John Thomas Howell 1951-6-27 27626 Plumas Jamison Creek 1828 Comment
  CAS-BOT-BC249750  Castilleja applegatei subsp. pinetorum John Thomas Howell 1926-7-24 2101 Plumas Near Prattville 1463 Comment
  CHSC11346  Castilleja applegatei subsp. pinetorum Lowell Ahart 1968-6-29 Plumas Four miles N.E. of La Porte. 914 Comment
  JEPS113385  Castilleja applegatei subsp. pinetorum Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14054 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  JEPS3800  Castilleja applegatei subsp. pinetorum John Thomas Howell 1926-7-24 2101 Plumas near Prattville 1463 Comment
  JEPS9784  Castilleja applegatei subsp. pinetorum W. L. Jepson 1910-6-5 4060 Plumas near Big Meadows 1371 Comment
  UCD122260  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-5 4935 Plumas Around Crystal Lake just below Mt. Hough, ca. 7 air mi nne of Quincy. 2042 Comment
  JEPS81467  Castilleja arachnoidea M. S. Taylor 1982-8-18 5013 Plumas ca 9 air mi ne Sloat (Mt. Ingalls summit); Mt. Ingalls, Mt. Ingalls QUAD. 2551 Comment
  JEPS9090  Castilleja arachnoidea John Thomas Howell 1951-6-28 27696 Plumas Eureka Peak 1981 Comment
  SD131939  Castilleja arachnoidea Rimo Bacigalupi, Aldo Bacigalupi 1952-8-19 3951 Plumas slopes to the east of Long Lake 2042 Comment
  SBBG7057  Castilleja lacera H. and M. Dearing 1938-7-1 2260 Plumas near Greenville Comment
  UC138989  Castilleja lacera Mrs. A. L. Coombes 1902-7-7 Plumas Prattville Comment
  CAS-BOT-BC254072  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-5 8736 Plumas Red Clover valley Comment
  RSA184952  Castilleja miniata L. S. Rose 1966-7-28 66073 Plumas Quincy. 1067 Comment
  SEINET10832395  Castilleja miniata Mary Susan Taylor 1981-8-20 Taylor 4231 Plumas California: T27N R8E sw1/4 of sw1/4 sec 36. Almanor NE quad. S side of Fox Road (27N92) at jct with creek, ca. 2 mi SE of Canyon Dam. Plumas County. 5000 ft. 1524 Comment
  UC1063336  Castilleja miniata C. G. Albertus 1935-7-27 234 Plumas 1.5 mi se Cromberg; Plumas National Forest, Downieville Quad. 1310 Comment
  CHSC62586  Castilleja miniata subsp. miniata B. Castro; L. P. Janeway 1987-7-17 138 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. 1584 Comment
  JEPS122117  Castilleja miniata subsp. miniata Lowell Ahart 2014-8-24 19758 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
  CAS-BOT-BC241043  Castilleja pilosa John Thomas Howell 1955-7-19 30810 Plumas Vinton 1508 Comment
  CHSC32018  Castilleja pilosa L. Ahart 1974-10-1 642 Plumas N of Pilot Peak on w part of Buzzards Roost, ca. 1 mi n of Onion Valley. 1981 Comment
  CHSC57455  Castilleja pilosa L. P. Janeway; Garrett Gibson 1991-6-24 4057 Plumas Plumas National Forest. Squaw Valley, ca 1/2 mi northwest of 'Four Corners' (Junction of Laufman-to Red Colver Valley Road and Frenchman Lake Road). 1703 Comment
  JEPS32704  Castilleja pilosa Lewis S. Rose 1963-6-4 63124 Plumas 2 mi s Beckwourth; Sierra Valley 1463 Comment
  RSA169418  Castilleja pilosa L. S. Rose 1963-6-4 63124 Plumas Sierra Valley, 1 mile S of Beckwourth 1463 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
  CHSC42020  Castilleja tenuis Lowell Ahart 1986-7-25 5367 Plumas Along a small branch of Bird Creek, about 1/2 mile west of Monitor Fla, about 3 miles north-west of Pilot Peak. 1828 Comment
  CHSC43515  Castilleja tenuis Lowell Ahart 1977-7-9 1451 Plumas In a small mountain meadow, along the South Fork of the Feather River, about 1/2 mile north of the Feather Fork Mine, about 6 miles north of La Porte. 1676 Comment
  CHSC65385  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
  CHSC94111  Castilleja tenuis Lowell Ahart 2006-7-9 12933 Plumas In a small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1678 Comment
  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-BC47865  Ceanothus cordulatus Mary Strong Clemens 1920-6-17 s.n. Plumas Lake Almanor Comment
  JEPS42347  Ceanothus cordulatus W. L. Jepson 1910-6-5 4065 Plumas Warner Valley 1524 Comment
  SJSU771  Ceanothus cordulatus A. W. Jacobs 1942-6-27 Plumas Almanor Comment
  CAS-BOT-BC49031  Ceanothus cuneatus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54297 Plumas Sierra Nevada - East side of Indian Valley just north of Taylorsville 1112 Comment
  UCD111781  Ceanothus cuneatus C. L. Schmidt 1988-7-15 1222 Plumas Red Hill, up Rush Creek Road, 9.4 miles SW of Paxton on US Hwy. 70. 1260 Comment
  UCD150784  Ceanothus cuneatus J. Bisbee 2013-5-30 585 Plumas Plumas County, Summit of Red Hill. Near Communications Towers. 1890 Comment
  CDA18699  Ceanothus cuneatus var. cuneatus G. D. Barbe, T. C. Fuller 1982-6-15 3706 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CAS-BOT-BC50769  Ceanothus integerrimus David D. Keck 1932-7-3 1648 Plumas Northern Sierra Nevada - Quincy - Hillside south of town (forested). 1188 Comment
  RSA599856  Ceanothus integerrimus Louis C. Wheeler 1959-7-16 7581 Plumas Butterfly Creek : Butterfly Mine. Comment
  RSA518958  Ceanothus integerrimus var. californicus J. T. Howell, G. H. True 1969-6-23 45803 Plumas Open meadow 2 miles N of Nelson Point on road to Quincy 1311 Comment
  UCD112012  Ceanothus integerrimus var. macrothyrsus Lewis S. Rose 1966-7-27 66064 Plumas Butterfly Creek and Spanish Creek, 1 mi. s. of Keddie. 990 Comment
  RSA60215  Ceanothus integerrimus var. puberulus E. K. Balls 1950-9-6 15690 Plumas 0.6 miles W of Spring Garden, betw Quincy and Portola, Hwy 24. 1220 Comment
  RSA60217  Ceanothus integerrimus var. puberulus E. K. Balls 1950-9-6 15691 Plumas 0.6 miles W of Spring Garden, betw Quincy and Portola, Hwy 24. 1220 Comment
  UCD23357  Ceanothus lemmonii E. W. Jameson 1949-6-21 s.n. Plumas 4 mi. east, 1 mi. north of Quincy. 1158 Comment
  CHSC79202  Ceanothus prostratus L. P. Janeway 2000-6-24 6832 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km southwest of Crystal Peak in the Diamond Mountains. 2304 Comment
  HSC98208  Ceanothus prostratus W. R. Rogers 1966-7-6 209 Plumas Comment
  RSA59352  Ceanothus prostratus E. K. Balls 1950-9-2 15623 Plumas Road to Mt. Ingalls Lookout after leaving road from Ramelli to Walker Mine. 2104 Comment
  UCD23355  Ceanothus prostratus E. W. Jameson 1949-4-25 s.n. Plumas Expt. Station, 4 mi. north of Quincy. 1066 Comment
  SEINET13946045 Image available Ceanothus prostratus E. K. Balls 1950-1 15623 Plumas Road to Mt. Ingalls Lookout after leaving road from Ramelli to Walker Mine. Alt 6900 ft 2103 Comment
  RSA104129  Ceanothus prostratus var. occidentalis T. C. Porter 1876-1 s.n. Plumas [Unspecified] Comment
  CAS-BOT-BC63290  Ceanothus thyrsiflorus Volney Rattan 1884-5-1 s.n. Plumas Taylorville. Comment
  RSA31120  Ceanothus velutinus A. A. Heller 1915-7-7 12069 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks in the forest. 1677 Comment
  SEINET12210938  Ceanothus velutinus W. Knight, Knight, I. 1983-1 4939 Plumas Two mi out of Chester on road to Drakesbad 1394 Comment
  JEPS48726  Ceanothus velutinus var. velutinus John W. Duffield 1937-6-5 Plumas Valley Creek Comment
  CAS-BOT-BC277040  Centaurea maculosa W. Harnach; N. Harnach 1991-7-30 662 Plumas Sierra Valley. Approx 100 yards north of the turnoff to the Westside Cem. on A-23 1493 Comment
  JEPS98962  Centaurea stoebe subsp. micranthos Lowell Ahart 2001-7-11 8887 Plumas On the south side of Highway 89, west of the spillway on the dam at Lake Almanor. 1374 Comment
  JEPS113421  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
  UCR88934  Cerastium arvense J. T. Howell 1962-6-16 37632 Plumas Sierra Nevada Mtns, 'Lewisia Rock,' 3.5 mi. SW of Belden, Feather River Canyon. 640 Comment
  CAS-BOT-BC388190  Cerastium fontanum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1503 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1097 Comment
  JEPS51364  Cerastium fontanum subsp. vulgare W. L. Jepson 1939-8-4 19334 Plumas Meadow Valley, Rock Creek 1219 Comment
  CAS-BOT-BC388356  Cerastium glomeratum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 1994 Plumas Butterfly Botanical Area and Vicinity. Valley proper, near barn 1036 Comment
  CHSC34894  Ceratophyllum demersum M. S. Taylor 1981-9-2 4267 Plumas N tip of Round Valley Reservoir, by rd 204, ca. 3 air mi s of Greenville. 1371 Comment
  RSA405411  Cercis occidentalis Bonnie C. Templeton 1967-4-24 s.n. Plumas Feather River Canyon, near Storrie Comment
  SBBG50559  Cercocarpus ledifolius var. intermontanus D. Ahrenholz 1964-5-16 20 Plumas Quincy Comment
  SEINET10474160  Chaenactis douglasii Mary Susan Taylor 1982-6-28 Taylor 4763 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CAS-BOT-BC276722  Chaenactis douglasii var. douglasii John Thomas Howell 1951-6-28 27712 Plumas Eureka Peak 2255 Comment
  CAS-BOT-BC276725  Chaenactis douglasii var. douglasii John Thomas Howell 1960-8-20 36285 Plumas Kelly Camp, near Drakesbad 1615 Comment
  CHSC80801  Chaenactis douglasii var. douglasii Lowell Ahart 2001-7-17 8930 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC276729  Chaenactis douglasii var. douglasii L. P. Janeway 1991-8-4 4133 Plumas Along Beckwourth-to-Laufman Road (near district boundary) on the W side of Dixie Creek 1676 Comment
  CAS-BOT-BC276735  Chaenactis douglasii var. douglasii W. W. Wagner 1929-6-7 272 Plumas Sockum Creek 1371 Comment
  JEPS29566  Chaenactis douglasii var. douglasii J. Thomas Howell 1960-8-20 36285 Plumas near Drakesbad (Kelley Camp, near Lassen Volcanic National Park); Lassen Volcanic National Park 1615 Comment
  RSA71067  Chaenactis douglasii var. douglasii L. S. Rose 1951-6-24 51069 Plumas 9 mi. east of Quincy. 1220 Comment
  CHSC107271  Cheilanthes gracillima L. P. Janeway 2011-7-6 10501 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
  CHSC102140  Chenopodium album Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16246 Plumas On dry bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CDA2987  Chenopodium album J. T. Howell 1975-7-2 51343 Plumas Sierra Nevada; Quincy. Comment
  CAS-BOT-BC460980  Chenopodium atrovirens Clare B. Hardham 1970-8-9 17716 MM Plumas Road to Thompson Peak Lookout 2133 Comment
  RSA60225  Chenopodium botrys E. K. Balls 1950-9-7 15699 Plumas 4.4 miles W of Mohawk Ranger Station, Hwy 24 between Cromberg and Portola. Comment
  CDA7726  Chenopodium pumilio L. Ahart 2006-10-8 13413 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. Comment
  CAS-BOT-BC451424  Chimaphila menziesii Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC451423  Chimaphila menziesii Anna Head 1921-8-6 s.n. Plumas Feather River Region, near Gold Lake Camp Comment
  UC170976  Chimaphila umbellata H. M. Hall 1912-7-14 9390 Plumas Nelson Creek Sierra Nevada Mts., Nelson Creek 1432 Comment
  RSA508622  Chrysolepis chrysophylla Mrs. R. M. Austin 1879-07 s.n. Plumas Hills. Comment
  CHSC56544  Chrysolepis sempervirens L. P. Janeway 1984-7-13 916 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). 1584 Comment
  CAS-BOT-BC100821  Chrysothamnus viscidiflorus subsp. viscidiflorus David D. Keck 1938-8-9 4902 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 mi. E. of town 1500 Comment
  CAS-BOT-BC100831  Chrysothamnus viscidiflorus subsp. viscidiflorus H. Albert Barker 1926-7-11 123 Plumas Feather River - Blairsden 1371 Comment
  UCD127283  Cicuta douglasii R. Tofsrud 1948-7-1 s.n. Plumas Quincy. Comment
  CAS-BOT-BC190013  Cinna latifolia John Thomas Howell 1976-7-16 51919 Plumas Sierra Nevada. Just east of Bucks Summit on road to Meadow Valley. 1645 Comment
  CAS-BOT-BC190014  Cinna latifolia Peter Rubtzoff 1978-8-5 9247 Plumas Bucks Lake. Near the mouth of Left Hand Branch Mill Creek. Comment
  UC1075738  Circaea alpina subsp. pacifica Robert J. Weatherby 1955-7-21 1654 Plumas Middle Fork Feather R., Bear Creek, 4th. Water 1554 Comment
  CAS-BOT-BC279953  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35987 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC279954  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35989 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC279958  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35977 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CDA1372  Cirsium occidentale var. candidissimum T. C. Fuller 1957-9-16 304 -57 Plumas Storrie. Comment
  CHSC37658  Cirsium occidentale var. candidissimum T. B. Devine 1981-8-28 761 Plumas On N side of Caribou Road; ca. 4 mi from junction with Hwy 70 along E Branch of the N Fork of Feather River. Comment
  JEPS95122  Cirsium occidentale var. candidissimum Vernon Oswald and Lowell Ahart 1997-9-18 8874 Plumas 4 air mi w of Caribou on Forest Road 26N25 to Mosquito Creek (2.3 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 1383 Comment
  CAS-BOT-BC280431  Cirsium ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Rd., just N/Co. line 7.3 mi S/Vinton Comment
  SEINET7836838 Image available Cirsium scariosum A. A. Heller, P. B. Kennedy 1907-7-3 8692 Plumas Red Clover Valley Comment
  OBI70535  Cirsium scariosum var. americanum B. Villegas 1999-7-8 Control 990111 Plumas Crystal Point, Frenchman's Lake, 13 mi NE of Chilcoot and hwy 70 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-BC228895  Cistanthe umbellata Elmer I. Applegate 1929-6-21 5814 Plumas Kelly's Camp, Warner Valley, Mt. Lassen region Comment
  CAS-BOT-BC228899  Cistanthe umbellata Lowell Ahart 1985-9-26 5182 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-BC228905  Cistanthe umbellata Rimo Bacigalupi 1927-7-11 1716 Plumas Near Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC228909  Cistanthe umbellata Helen K. Sharsmith 1955-6-28 4527 Plumas East Branch of North Fork of Feather River, near Pulga 609 Comment
  CAS-BOT-BC163168  Clarkia lassenensis Clare B. Hardham 1961-6-15 7421 Plumas Sierra Nevada Mountains. East of Taylorsville, Road to Engelmine [Engel Mine] 1219 Comment
  SEINET10492511  Clarkia mildrediae James D. Jokerst, Robert A. Schlising 1978-6-21 Jokerst 3288 Plumas Feather River Canyon, 4.2 miles N of Storrie (=9.2 miles N of Butte County line) at Rodgers Flat Power Plant; roadside bank of rotten granite in montane forest, with Pinus ponderosa, Pseudotsuga menziesii, Asclepias cordifolia, introduced grasses; population of several hundred individuals, and more or less continuous with other such populations along Feather River Highway. Comment
  CHSC71155  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-13 4694 Plumas Southeast side of Little Bear Gulch; along Road 22N30 0.25 mi west of Sky High Road (Road 22N29). Road cutbank. 1447 Comment
  CHSC94110  Clarkia mildrediae subsp. lutescens Lowell Ahart 2006-7-9 12920 Plumas Below an open ridge, about 100 yards north of the paved basalt road, about 4 miles (air) northwest of Tamarack Flat, about 6 miles (air) northwest of Little Grass Valley Reservoir. 1650 Comment
  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
  LA206076  Clarkia mildrediae subsp. mildrediae Harlan Lewis; M. Lewis, Frank C. Vasek 1950-6-30 752 Plumas Hwy 24, 7.8 mi S of Yellow Creek Bridge, along Feather River Comment
  RSA108403  Clarkia mildrediae subsp. mildrediae Harlan Lewis, M. Lewis, F. Vasek 1950-6-30 752 Plumas Hwy 24, 7.8 mi. S of Yellow Creek Bridge along Feather River Comment
  CDA18563  Clarkia rhomboidea G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3350 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  UC1552753  Clarkia rhomboidea Frederica Bowcutt 1985-6-6 541 Plumas 0.2 mi se Drum Bridge (about 15 air mi ne of Quincy, immed. n of Red Clover Creek and Beckwourth Genesee Road); Plumas National Forest Comment
  UC1143255  Clarkia rhomboidea H. and M. Lewis and F. Vasek 1950-6-30 746 Plumas 1.4 mi s Yellow Creek Bridge (Hwy. 24); Feather River Comment
  CHSC71392  Clarkia stellata Vernon H. Oswald 1998-7-13 9265 Plumas Humbug Rd. 0.1 mi south of the split in Humboldt-Humbug Rd. ca. 0.75 mi south of Hwy. 89 at Lake Almanor. 1414 Comment
  SEINET10689279  Clarkia stellata Nancy R. Morin 1978-7-7 Morin 265 Plumas E side of Lake Almanor about 1 mile N of Highway 89 on Hwy 147. (Picnic area). Comment
  CAS-BOT-BC451743  Claytonia lanceolata Anna Head 1920-6-15 s.n. Plumas Gold Lake, Feather River Region Comment
  CAS-BOT-BC451744  Claytonia lanceolata Anna Head 1920-6-15 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC451748  Claytonia lanceolata Gladys L. Smith 1976-6-7 4610 Plumas South end of summit ridge. Secondary road from Quincy to La Porte, drainage of Middle Fork Feather River 1950 Comment
  CHSC46723  Claytonia lanceolata Lowell Ahart 1975-6-26 813 Plumas Near the South Fork of the Feather River, about 1 mile north-east of Little Grass Valley Reservoir. 1828 Comment
  SEINET10863162  Claytonia lanceolata Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3837 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. In wet meadow, S side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft. 2103 Comment
  UC175826  Claytonia parviflora subsp. parviflora A. A. Heller 1913-6-13 10846 Plumas near Marston Station 1066 Comment
  CAS-BOT-BC439876  Claytonia perfoliata John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2460 Plumas Butterfly Creek Canyon. 990 Comment
  CAS-BOT-BC443636  Claytonia perfoliata subsp. perfoliata Alice Eastwood 1927-6-11 14479 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CHSC21656  Claytonia rubra subsp. rubra D. Brink; L. Mayer 1975-7-21 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS87648  Claytonia rubra subsp. rubra Lowell Ahart 1994-7-7 7465 Plumas about 0.75 air mi s Pilot Peak (n side of Pacific Crest Trail, Plumas and Sierra Counties); Bunker Hill Ridge 2011 Comment
  JEPS87717  Clintonia uniflora Lowell Ahart 1994-6-17 7345 Plumas ca. 1 mi. e. Sly Creek Reservoir (e. side of Sly Creek, ca. 1 mi. n. of Schwartz Meadow) 1097 Comment
  SD6966  Collinsia Mrs. R. M. Austin 187_ Plumas American Valley Comment
  CDA19235  Collinsia parviflora G. D. Barbe, T. C. Fuller 1982-6-17 3829 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC35899  Collinsia parviflora M. S. Taylor 1982-6-6 4410 Plumas Ca. 3/4 mi ne of 24n29, ca. 1 mi e of Meadow Valley. 1158 Comment
  RSA101730  Collinsia parviflora Frank W. Gould 1938-6-26 447 Plumas 5 miles north of Blairsden. 1372 Comment
  CHSC35956  Collinsia rattanii M. S. Taylor 1982-5-25 4523 Plumas Along n road embankment of 23N12 in McDermott Ravine, Sloat fire area, ca. 3 mi ne of Sloat. 1402 Comment
  RSA0117232  Collinsia rattanii L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15859 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  SD6970  Collinsia rattanii Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  UC1032618  Collinsia torreyi var. torreyi A. Lewis 1934-6-12 476 Plumas 4 1/2 mi sw of Lexington Hill (Plumas National Forest, Mooreville Ridge); Plumas National Forest, Mooreville Ridge 1493 Comment
  RSA411138  Collomia grandiflora Dorothy Davis 1923-08 s.n. Plumas Mt. Eureka 1524 Comment
  CHSC58194  Collomia linearis Vernon H. Oswald; Lowell Ahart 1992-6-22 5008 Plumas Lassen Volcanic National Park. Willow Lake-Terminal Geyser Trail just W of Hot Springs Creek. 1658 Comment
  SJSU11422  Collomia linearis J. W. Tilden 1958-6-29 1303 Plumas SW shore L Almanor 1828 Comment
  JEPS96024  Collomia tinctoria Vernon H. Oswald and Lowell Ahart 1996-8-14 8159 Plumas ca. 2 mi. (air) n.w. of Meadow Valley (on the Oroville-Quincy Hwy.) (rd. paralleling Spanish Creek near Greens Flat); northern High Sierra Nevada 1127 Comment
  POM161586  Collomia tinctoria R. C. Bacigalupi 1927-7-11 1702 Plumas Grassy Lake Meadows. Golden Lake Region. 1890 Comment
  SBBG128277  Collomia tinctoria L. Ahart, J. Dittes, J. Guardino 2009-6-14 15852 Plumas area of broken rock, cut bank of Forest Rd 27N01Y, ca. 1.3 mi W of Lake Almanor Dam 1462 Comment
  SEINET12326110  Collomia tinctoria W. Knight, Knight, I. 1983-1 4940 Plumas confluence of North Fork of Feather River and Warner Creek on rd between Chester and Drakesbad 1463 Comment
  SJSU14361  Collomia tinctoria N. A. Hopkins 1990-7-1 1625 Plumas 17.2 mi N of Beckwourth on Beckwourth-Genessee Rd 1584 Comment
  CAS-BOT-BC157360  Comarum palustre H. E. Brown 1897-8-15 s. 642 Plumas Near Lassen Buttes 1828 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
  JEPS64323  Corallorhiza maculata W. I. Follett 1933-7-18 6 Plumas 1/4 mi w Deadwood Summit (upper end of ravine); Deadwood Ravine 1341 Comment
  JEPS87740  Corallorhiza maculata Lowell Ahart 1994-6-17 7362 Plumas about 1 mi e of Sly Creek Reservoir (e side of a poor logging road about 100 yd s of the locked gate; w side of Sly Creek); Sly Creek 1097 Comment
  UCD138909  Corallorhiza maculata Jon Balderston 1980-5-19 10 Plumas east end of Snake Lake, west of Quincy. Comment
  JEPS115163  Cordylanthus tenuis subsp. tenuis Lowell Ahart, John Dittes 2009-7-15 16089 Plumas On dry rocky soil, open forest, 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
  JEPS81462  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1981-8-25 4240 Plumas ca 5 air mi ne Belden (ca 1 air mi ne of Lookout, just off spur rd off Red Hill Rd (26NF22F)); Almanor SW quad 1767 Comment
  JEPS116638  Cordylanthus tenuis subsp. viscidus L. P. Janeway, B. Castro 2009-8-29 9948 Plumas At eastern end of Red Mountain, 0.6 km south of Buckhorn survey monument Haskins Valley (at junction of Road 23N69 and Road 23N36Y (to Martin Mine).); Northern High Sierra Nevada 1881 Comment
  CAS-BOT-BC210313  Cornus sericea Anna Head 1920-6-10 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CAS-BOT-BC210314  Cornus sericea John Thomas Howell 1961-6-21 36632 Plumas Greenville 1097 Comment
  CAS-BOT-BC210318  Cornus sericea A. A. Heller; P. B. Kennedy 1907-7-13 8829 Plumas Taylorville [Taylorsville] Comment
  CHSC54524  Cornus sericea subsp. sericea Vernon H. Oswald 1991-8-5 4810 Plumas Lassen Volcanic Park. Terminal Geyser located ca. 2.5 miles (air) southeast of Drakesbad. 1706 Comment
  UC565956  Cornus sericea subsp. sericea F. W. Embree 1934-6-6 82 Plumas 1 1/2 mi. n.w. Bucks Mt.; Bidwell Bar Quad. 1524 Comment
  RSA0091883  Cornus sericea subsp. sericea Bonnie C. Templeton 1968-1 11273 Plumas [No location information on label.] Comment
  CHSC54482  Corydalis caseana subsp. caseana Vernon H. Oswald; Lowell Ahart 1991-7-30 4783 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  CHSC630  Corydalis caseana subsp. caseana R. Morford 1931-5-16 Plumas Humbug Valley. 1310 Comment
  CAS-BOT-BC401867  Corydalis caseana subsp. caseana Lloyd W. Swift 1930-8-16 36 Plumas Plumas National Forest. Emigrant Creek, Grizzly Valley 1828 Comment
  UC120141  Corydalis caseana subsp. caseana D. Cleveland 1882-7-25 Plumas Big Spring Comment
  CAS-BOT-BC287206  Cota tinctoria John Thomas Howell 1960-7-24 35995 Plumas Chester 1371 Comment
  UC1101407  Crassula aquatica Malcolm A. Nobs and S. Galen Smith 1949-8-18 1374 Plumas just s. Chester (Last Chance Marshes at n. end of Lake Almanor); Lake Almanor, Last Chane Marshes Comment
  CHSC102071  Crepis acuminata Lowell Ahart; John Dittes 2009-7-15 16098 Plumas On dry rocky soil, east of the power line, on the south side of Forest Sevice Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  CHSC97153  Crepis intermedia Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13988 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  UC476323  Crepis intermedia Mrs. L. W. Swift June, 1931 3034 Plumas Stony Ridge Plumas National Forest, Last Chance Cr. (foot) Comment
  UC581258  Crepis modocensis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-8 2229 Plumas 1/2 mi s ridge crest south of Laufman's Ranger Station 1550 Comment
  CHSC106299  Crepis modocensis subsp. modocensis L. P. Janeway 2010-7-3 10077 Plumas Northern High Sierra Nevada. Top of ridge between Pigtail Ravine and Hunters Ravine +/- overlooking Middle Fork Feather River from the north. 1644 Comment
  CDA13933  Crepis monticola G. F. Hrusa 1997-6-26 13871 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
  CHSC117485  Crepis monticola Lowell Ahart 2016-6-29 21065 Plumas Top and east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  JEPS113555  Crepis monticola Lowell Ahart, John Dittes 2007-6-17 14193 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  UC346560  Crepis occidentalis subsp. occidentalis E. B. Babcock 1928-6-15 157 Plumas Feather River Inn golf course near highway Comment
  CHSC91766  Crepis pleurocarpa G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16335 Plumas Northern Sierra Nevada. Willow Creek Rd., 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CHSC81843  Crypsis alopecuroides Lowell Ahart 2001-10-16 9377 Plumas On the northwest side of Round Valley Reservoir, just below the road, about 2 1/2 miles southwest of Greenville. 1363 Comment
  JEPS102608  Crypsis alopecuroides Lowell Ahart 2001-10-16 9377 Plumas On the NW side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1363 Comment
  JEPS102857  Crypsis alopecuroides Lowell Ahart 2001-10-8 9333 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  UC1100184  Crypsis vaginiflora Malcolm A. Nobs and S. Galen Smith 1949-8-19 1408 Plumas ca 2 mi s Greenville; Indian Valley Comment
  CAS-BOT-BC189307  Cryptantha Clare B. Hardham 1975-8-2 20482 Plumas Black Mountain 2133 Comment
  CHSC89810  Cryptantha affinis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3235 Plumas Sierra Nevada. 0.2 mile south of junction, Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). 1737 Comment
  JEPS106024  Cryptantha affinis Lowell Ahart, Josephine Guardino 2004-5-24 10942 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy 1204 Comment
  RSA0058876  Cryptantha affinis Lowell A. Ahart 2008-7-9 15061 Plumas On the east side of the good logging road, about 100 yards south of a small stream, 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. 1646 Comment
  RSA59756  Cryptantha torreyana E. K. Balls 1950-9-14 15804 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  CAS-BOT-BC70457  Cryptogramma acrostichoides Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC44007  Cryptogramma acrostichoides L. P. Janeway 1984-7-27 933 Plumas Near Grassy Lake. 1920 Comment
  MACF019597  Cupressus Trudy R. Ericson 1975-9-18 404 Plumas Approx. 1/8 mi. east of Mud Lake which lies due south of end of logging road 2103 Comment
  RSA715679  Cupressus bakeri L. Ahart, Josephine Guardino, John Dittes 2005-8-10 12325 Plumas On the east side of Forest Road 27N34, about 1/2 mile south of Wilcox Valley, about 3/4 mile northeast of Eisenheimer Peak. 2022 Comment
  CAS-BOT-BC224545  Cuscuta californica John Thomas Howell 1960-7-18 35606 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC36925  Cuscuta californica var. breviflora M. S. Taylor; H. Swanson 1982-8-11 4964 Plumas Along Pacific Crest Trail, ca. 1 mi nw of A-Tree, ca. 5 mi sw of Johnsville. 2133 Comment
  CHSC57278  Cuscuta californica var. californica L. P. Janeway 1984-9-1 1129 Plumas Lakes Basin Recreation Area. Slope above Mud Lake. 2072 Comment
  RSA795988  Cusickiella douglasii J. R. Shevock 1985-5-19 11166 Plumas Plumas National Forest, along forest road 28N01 at Dixie valley, 11.6 mi NW of Frenchman Reservoir. 1900 Comment
  RSA104169  Cycladenia humilis Mrs. R. M. Austin 1880-1 s.n. Plumas [no locality information provided] Comment
  SD7700  Cycladenia humilis var. humilis R. M. Austin 1880-1 Plumas Big Meadows Comment
  SD6708  Cynoglossum occidentale Mrs. R. M. Austin 1880-1 Plumas Big Meadows 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
  UCD141153  Cyperus strigosus John Thomas Howell 1959-9-26 35080 Plumas Storrie. 548 Comment
  CAS-BOT-BC70672  Cystopteris fragilis John Thomas Howell 1967-6-23 42671 Plumas Canyon of Butterfly Creek 1036 Comment
  JEPS104156  Cystopteris fragilis Lowell Ahart 2003-10-17 10643 Plumas Cliffs ne of Humboldt Peak, ca 3/4 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2103 Comment
  CAS-BOT-BC70673  Cystopteris fragilis John Thomas Howell 1962-6-16 37638 Plumas Lewisia Rock, Feather River North Fork 640 Comment
  CAS-BOT-BC70678  Cystopteris fragilis Donald L. Branscomb 1958-7-1 s.n. Plumas Near Johnsville Comment
  CAS-BOT-BC189786  Dactylis glomerata David D. Keck 1932-7-3 1689 Plumas Northern Sierra Nevadas. Quincy. 1065 Comment
  CAS-BOT-BC189660  Danthonia californica Anna Head 1921-7-1 s.n. Plumas Feather River Region. Lake Center Camp. Comment
  SEINET4566647  Danthonia unispicata A. A. Heller, P. Kennedy 1907-7-3 8705 Plumas Hills above Red Clover valley Comment
  UC1127099  Darlingtonia californica A. E. Wieslander 1927-7-7 8 Plumas Feather River Experiment Station Downieville Quadrangle 1066 Comment
  UC634823  Darlingtonia californica Marie Lanfear 1928-6-12 Plumas near Quincy; Butterfly Valley Comment
  UCD119071  Darlingtonia californica Barry Rice 2010-6-10 BR 100601 Plumas South of Butterfly Valley. Comment
  UCD119075  Darlingtonia californica Barry Rice 2010-6-11 BR 100605 Plumas Along York Creek. Comment
  CAS-BOT-BC420649  Darmera peltata Walter Knight; Irja Knight 1966-9-12 1747 Plumas Mouth of Butterfly Creek. 1036 Comment
  CAS-BOT-BC420650  Darmera peltata John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2360 Plumas Butterfly Botanical Area. Growing on rocks in Butterfly Creek at confluence of Spanish Creek.. 1036 Comment
  CAS-BOT-BC179652  Delphinium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54392 Plumas 0.3 miles southwest of Bucks Summit on road to Bucks Lake 1645 Comment
  SEINET7720705  Delphinium decorum Unknown 1883-1 Plumas Big Meadows Comment
  SD46534  Delphinium depauperatum Robert J. Weatherby 1955-7-2 1574 Plumas Creek below Bear Ridge, near Taylor Lake 1981 Comment
  CAS-BOT-BC9857  Delphinium nudicaule Mary Strong Clemens 1920-4-14 s.n. Plumas Quincy Comment
  CHSC34274  Delphinium nudicaule M. S. Taylor 1981-5-10 3664 Plumas N side of Genesee Valley Rd, ca. 4 mi w of Genesee. 1097 Comment
  CHSC97159  Delphinium nudicaule Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14009 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  UC176192  Delphinium nudicaule A. A. Heller 1913-6-13 10836 Plumas near Marston Station 1066 Comment
  CAS-BOT-BC9855  Delphinium nudicaule Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas 1 mile west of Mohawk on road to Johnsville 1463 Comment
  CAS-BOT-BC9859  Delphinium nudicaule Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1940 Plumas Mouth of Butterfly Creek. Butterfly Botanical Area 883 Comment
  SEINET5338038  Delphinium nudicaule P. A. Lehenbauer 1926-5-31 1466 Plumas Clover Creek, Plumas Natl. Forest. 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
  SEINET5338162  Delphinium nuttallianum P. A. Lehenbauer 1926-5-31 1457 Plumas Clover Valley, Plumas Nal. Forest. Comment
  POM299304  Dendromecon rigida Lester Rowntree 1935-6-12 s.n. Plumas Quincy Comment
  RSA59275  Dendromecon rigida E. K. Balls 1950-8-31 15569 Plumas Quincy, behind Forest Ranger Station 1098 Comment
  SEINET10448456  Dentaria tenella var. palmata Mary Susan Taylor 1981-6-17 Taylor 3923 Plumas T25N R12E center sec 27. Grizzly Valley quad. jct Meadow Creek and rd 25N10, E side of Mt Ingalls, ca. 8 air mi NE of Genesee. 7500 ft elev. 2286 Comment
  SEINET10515768  Deschampsia cespitosa A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8790 Plumas Prattville. Comment
  CAS-BOT-BC192442  Deschampsia cespitosa subsp. cespitosa David D. Keck 1944-7-8 5432 Plumas 5 mi. N. of Quincy, on road to Keddie 1005 Comment
  CAS-BOT-BC198156  Deschampsia danthonioides S. B. Doten 1901-6-14 42 Plumas Sierra Valley Comment
  JEPS115987  Deschampsia danthonioides Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15897 Plumas About 200 yards northwest of Lake Almanor Dam, depressions in mined over area 1421 Comment
  OBI2939  Deschampsia danthonioides Lewis S. Rose 1968-6-10 68083 Plumas Quincy 1036 Comment
  SBBG32411  Deschampsia danthonioides L. S. Rose 1968-6-10 68063 Plumas Quincy 1036 Comment
  CHSC60170  Deschampsia elongata L. P. Janeway 1992-7-1 4245 Plumas Plumas National Forest. North side of Middle Fork Feather River along drainage of Bonta Creek across a gravel bar of the river. 1310 Comment
  CHSC76155  Deschampsia elongata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3222 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  UCD107940  Deschampsia elongata Tim Kuhn 2006-6-20 55 Plumas adjacent to Crocker Guard Station. Comment
  RSA0011861  Deschampsia elongata Joan Stewart 2000-06 1035 Plumas Plumas National Forest Comment
  JEPS107631  Descurainia incisa subsp. filipes Lowell Ahart, Josephine Guardino 2005-8-9 12280 Plumas Northeast of the cabin (destroyed) and corral, on the south side of Fant Creek, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  RSA699780  Descurainia incisa subsp. incisa L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11164 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  UC1126758  Descurainia pinnata E. Sawyer 1935-6-10 89 Plumas 4.5 mi se Sugarloaf; Sierraville Quad. 1493 Comment
  CAS-BOT-BC43258  Descurainia pinnata subsp. glabra Elmer I. Applegate 1934-5-3 8920 Plumas South end of Secret Valley. Comment
  CHSC112535  Descurainia pinnata subsp. intermedia B. Castro; L. P. Janeway 2009-6-7 1793 Plumas Upper Feather River Water Balance Study: Thompson Creek. 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, ca 500 ft WSW of small rock dam, where valley meets open Ponderosa-Jeffrey pine forest. 1676 Comment
  CAS-BOT-BC43505  Descurainia sophia David D. Keck 1932-7-3 1664 Plumas Northern Sierra Nevada. Quincy, within a few meters of the main street. 1065 Comment
  CAS-BOT-BC402377  Dicentra formosa subsp. formosa G. E. Poore 1913-4-22 189 Plumas Tahoe National Forest. Green Horn [Greenhorn] Creek Comment
  CHSC43323  Dicentra pauciflora Lowell Ahart 1975-7-9 859 Plumas Along the edge of small stream, about 1 mile west of Pilot Peak. 1981 Comment
  CHSC98305  Dicentra pauciflora L. P. Janeway 2007-6-3 9006 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  JEPS87768  Dicentra pauciflora Lowell Ahart 1994-6-12 7318 Plumas about 1.25 air mi s Bucks Lake (near Cedar Flat, on w side of Faggs Mine Road, sw of a small branch of Willow Creek) 1706 Comment
  CAS-BOT-BC402544  Dicentra pauciflora Forest Sheehan 1972-6-14 s.n. Plumas Onion Valley Comment
  CAS-BOT-BC402573  Dicentra uniflora Robert J. Weatherby 1955-6-21 1535 Plumas Meadow below Spanish Peak lookout 2133 Comment
  CAS-BOT-BC253626  Dichanthelium acuminatum subsp. acuminatum Thomas H. Kearney 1945-8-16 s.n. Plumas Boiling Springs Lake, near Drakesbad, Lassen National Park Comment
  CAS-BOT-BC254482  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1962-6-17 37652 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC209233  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1960-7-20 35771 Plumas Near steam vents and hotsprings, Boiling Springs Lake - Lassen Volcanic National Park 1798 Comment
  JEPS103492  Dichanthelium acuminatum subsp. fasciculatum Lowell Ahart 2002-7-2 9817 Plumas On the bottom of the water holding pond, ca 150 yards N of Forest Road 22N94, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1597 Comment
  UC333374  Dichelostemma multiflorum unknown Jun 1889 Plumas Mohawk Valley Comment
  CAS-BOT-BC502672  Dichelostemma multiflorum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1969-6-24 2427 Plumas In vicinity of mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC502675  Dichelostemma multiflorum A. A. Heller; B. B. Kennedy 1907-7-8 8768 Plumas Near Greenville Comment
  SEINET10533981  Dichelostemma multiflorum A. Arthur Heller 1938-6-14 Heller 15159 Plumas Shaded gravelly places near Gray's Flat on Highway #24, 2850 feet. The flowers are fewer and not so deeply colored as in the typical form common near Chico. Comment
  UCD139255  Dichelostemma multiflorum E. W. Jameson 1949-6-12 s.n. Plumas 6 miles north of Keddie. 1371 Comment
  CAS-BOT-BC209011  Digitaria sanguinalis John Thomas Howell 1959-9-21 34724 Plumas Belden - Sierra Nevada 701 Comment
  CHSC74002  Diplacus mephiticus L. Gehrung 1995-9-21 Plumas On Lumpkin Ridge, ca. 1.2 air mi NW of Little Grass Valley Reservoir, on N side of Lumpkin Ridge Road (USFS Rd 22N27) ca 0.3 mi W of its jst with USFS Rd 22N94. 1722 Comment
  SJSU14464  Diplacus mephiticus N. A. Hopkins 1990-7-1 1623 Plumas 17.2 mi N of Beckwourth on Beckwourth-Genesee Rd 1706 Comment
  CAS-BOT-BC151695  Diplacus torreyi Thomas H. Kearney 1944-8-14 135 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC151256  Diplacus torreyi Mrs. H. C. Cantelow 1938-7-3 s.n. Plumas 4.3 miles north of Almanor Inn Comment
  CAS-BOT-BC151692  Diplacus torreyi J. M. Tucker 1948-7-24 1720 Plumas Near road form Cascade to Camel Peak 1615 Comment
  CAS-BOT-BC151699  Diplacus torreyi Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  RSA508618  Disporum hookeri var. hookeri Mrs. R. M. Austin 1888-9-7 s.n. Plumas Mill Creek Comment
  UCD64585  Distichlis spicata R. Tofsrud 1947-7-1 216 Plumas Near Vinton. Comment
  CAS-BOT-BC136102  Dodecatheon alpinum Anna Head 1920-7-13 s.n. Plumas Gray Eagle Creek, Lake Center Camp - Feather River Region 1920 Comment
  CHSC65113  Dodecatheon alpinum Vernon H. Oswald; Lowell Ahart 1995-7-24 7107 Plumas Caribou Wilderness N of Chester, at the SW end of Indian Mdw, on the trail from Hay Mdw. to Beauty Lake. Growing in wet soil on the edge of the pond at Indian Mdw. 1950 Comment
  UC1001492  Dodecatheon hendersonii H. J. Thompson 1952-5-18 1535 Plumas 1.5 mi n Greenville (near Wolf Creek, se of Lake Almanor); se of Lake Almanor, n of Greenville nr Wolf Creek 1005 Comment
  UCR178428  Dodecatheon hendersonii E. W. Jameson 1949-4-26 s.n. Plumas Northern Sierra Nevada Mtns., experiment station in Quincy Comment
  UC1408975  Downingia bacigalupii R. F. Thorne and C. W. Tilforth 1969-9-6 39246 Plumas 1 mi sw Beckwourth (along Feather River); Feather River 1356 Comment
  UC167995  Downingia bacigalupii Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  POM284987  Downingia bacigalupii H. P. Bracelin 1932-7-25 695 Plumas 7 miles S of Chester. 1524 Comment
  CHSC84512  Downingia bicornuta var. bicornuta John Dittes; Lowell Ahart 2003-8-8 2003 -96 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 7.6 air-miles east by southeast of Portola, ca. 4.0 air-mile south by southeast of Beckwourth, ca. 2.0 air-mile east by northeast of intersection of Dyson Lane and Beckwourth-Calpine Road (A23), at edge of Dyson Lane. 1485 Comment
  CHSC10630  Draba verna Lowell Ahart 1969-5-11 Plumas Near Beckwourth, Sierra Valley. 1219 Comment
  HSC13504  Draperia systyla L. S. Rose 1967-7-12 67141 Plumas Cresta, N Fork Feather River 762 Comment
  SBBG32360  Draperia systyla L. S. Rose 1967-7-9 Plumas Caribou, North Fk of Feather River 914 Comment
  UC1778631  Draperia systyla G. Douglas Barbe, T. C. Fuller 1982-7-15 3745 Plumas 3.4 miles northeast of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  SEINET5906158 Image available Draperia systyla L. S. Rose 1967-1 67141 Plumas Caribou, North Fork, Feather River. Comment
  CAS-BOT-BC76262  Drosera anglica Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1371 Comment
  CAS-BOT-BC401582  Drosera rotundifolia Malcom A. Nobs; S. Galen Smith 1949-8-19 1446 Plumas At Butterfly Valley Comment
  CHSC21186  Drosera rotundifolia F. T. Griggs; A. Pass 1975-7-16 183 Plumas N. shore of Lower Buck's Lake. ... Field redacted by CHSC, contact the data manager for more information Comment
  UCD99549  Drosera rotundifolia Barry Rice 2009-7-4 BR 090702 Plumas southwest of Longville. Comment
  CAS-BOT-BC401589  Drosera rotundifolia J. G. Lemmon No date on label s.n. Plumas Butterfly Val [Valley] Comment
  CAS-BOT-BC159670  Drymocallis glandulosa Gordon H. True; John Thomas Howell 1967-6-11 42573 Plumas Meadow at Quincy - Sierra Nevada 1036 Comment
  CAS-BOT-BC113790  Dulichium arundinaceum V. Oswald; Lowell Ahart 1988-8-4 3662 Plumas Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic Natl Park. 1676 Comment
  CHSC44258  Dulichium arundinaceum Vernon Oswald 1988-7-19 3602 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  UCSB63771  Dulichium arundinaceum Janeway, L. 1998-9-10 Plumas Along the northwest shore of Snake Lake; about 5 mi. northwest of Quincy; T24N, R9E, NE1/4 of NE1/4 of sec. 6, Meadow Valley Quad. 1205 Comment
  CHSC34782  Dysphania pumilio L. Ahart 1981-9-6 3086 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CAS-BOT-BC197073  Echinochloa crus-galli John Thomas Howell 1951-8-19 28165 Plumas Near Belden 670 Comment
  CAS-BOT-BC197074  Echinochloa crus-galli John Thomas Howell 1959-9-24 34925 A Plumas Junction of Indian and Spanish creeks 914 Comment
  RSA59254  Echinochloa muricata var. microstachya E. K. Balls 1950-8-31 15550 Plumas Spanish Creek, off Hwy. 24, just north of Quincy. 1067 Comment
  CDA1989  Echinochloa muricata var. microstachya G. D. Barbe, T. C. Fuller 1972-9-13 983 Plumas South of Spanish Creek, 0.2 miles N of county courthouse on State Hwy 70, Quincy. 0 Comment
  SEINET10479913  Elatine Lowell Ahart 1985-7-11 Ahart 5122 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
  CHSC40414  Eleocharis acicularis var. occidentalis Lowell Ahart 1985-7-11 5125 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. 1584 Comment
  CAS-BOT-BC113433  Eleocharis bella A. A. Heller; P. B. Kennedy 1907-7-3 8693 Plumas Red Clover Valley Comment
  CHSC40659  Eleocharis bella Lowell Ahart 1985-9-26 5186 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  RSA0009474  Eleocharis bella Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC82152  Eleocharis coloradoensis L. P. Janeway 2001-7-25 7389 A Plumas High Cascade Range. Southwest side of Lake Almanor, below high water line, about 100 m out; near Hwy 89 2.3 km north-northwest of Almanor West Road. 1372 Comment
  CHSC84223  Eleocharis engelmannii Lowell Ahart 2003-7-18 10427 Plumas 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
  CAS-BOT-BC113391  Eleocharis engelmannii Walter Knight; Irja Knight 1966-6-18 1335 Plumas In meadow near pond, Butterfly Valley. 1097 Comment
  CHSC78738  Eleocharis macrostachya Jim Battagin 2000-7-5 Plumas Wolf Creek above Greenville Campground. 1112 Comment
  UCD49741  Eleocharis macrostachya S. Galen Smith; Malcolm A. Nobs 1949-8-18 1358 Plumas Drying mud flats at the south end of Lake Almanor. Comment
  RSA98704  Eleocharis obtusa var. engelmannii Clarence R. Quick 1952-9-5 52 -305 Plumas Northwest of Almanor Comment
  SEINET10466897  Eleocharis palustris Mary Susan Taylor 1982-6-28 Taylor 4777 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
  CAS-BOT-BC112079  Eleocharis quinqueflora Robert J. Weatherby 1955-6-26 1545 Plumas Mud Lake, Lakes Basin Area 2103 Comment
  CAS-BOT-BC112045  Eleocharis torticulmis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1672 Plumas In Sweetwater Meadow. 1127 Comment
  SEINET10501561  Elodea nuttallii Mary Susan Taylor 1982-8-9 Taylor 4955 Plumas T27N R8E nw/nw sec 28. Almanor NE quad. N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 4500 ft. 1372 Comment
  UCD62814  Elymus X hansenii K. A. Wagnon 1967-7-11 s.n. Plumas Plumas National Forest. Comment
  CAS-BOT-BC227594  Elymus elymoides W. Harnach; N. Harnach 1990-6-27 418 Plumas Sierra Valley. Ramelli Ranch (USFS), so of R/R 1524 Comment
  CAS-BOT-BC227598  Elymus elymoides John Thomas Howell 1962-6-19 37883 Plumas Beckwourth Pass 1584 Comment
  CHSC87983  Elymus elymoides subsp. californicus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11162 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CHSC97530  Elymus elymoides subsp. californicus Lowell Ahart; John Dittes 2007-6-16 14143 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC112552  Elymus elymoides var. brevifolius B. Castro; L. P. Janeway 2009-8-29 1800 D Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.13 mi S of the Buckhorn survey monument; 0.2 mi upslope of the jcn of USFS Rd 23N69 and Rd 23N36Y (to Martin Mine). 1926 Comment
  SEINET10554310  Elymus glaucus John Thomas Howell 1961-6-21 Howell 36674 Plumas Greenville. 1097 Comment
  CAS-BOT-BC206800  Elymus glaucus subsp. glaucus David D. Keck 1944-7-8 5427 Plumas 1 mile N of Quincy across Spanish Creek 1066 Comment
  CHSC60171  Elymus glaucus subsp. glaucus L. P. Janeway 1992-7-10 4257 Plumas Plumas National Forest. About 0.5 mi northeast of top of Grizzly Ridge, between Joseph Creek and Oliver Creek. Along temporary logging spur road. 2072 Comment
  JEPS76226  Elymus glaucus subsp. jepsonii W. L. Jepson 1939-8-8 19354 Plumas Meadow Valley 1463 Comment
  UC1024759  Elymus multisetus Leo Whitney 1934-8-7 2292 Plumas 3 mi e the Cate Place (ca 10 mi nw of Portola); Plumas National Forest, Big Grizzley Valley 1828 Comment
  JEPS113932  Elymus ponticus W. and N. Harnach 2000-8-23 994 Plumas Sierra Valley on Dyson Lane 0.25 miles east of the intersection with Co. Road A-24 (~6 miles north of Loyalton, CA) Comment
  CHSC36852  Elytrigia intermedia subsp. barbulata M. S. Taylor 1982-6-28 4761 Plumas Ramelli Ranch, between Calpine Rd (109) and cow pastures; ca. 1 mi w of Beckwourth, s of Hwy 70. 1487 Comment
  JEPS101226  Elytrigia intermedia subsp. barbulata Dean W. Taylor 2000-8-12 17580 Plumas Antelope Lake; Pioneer Cabin 1524 Comment
  CAS-BOT-BC81882  Ephedra viridis W. Harnach; N. Harnach 1989-6-29 204 Plumas Sierra Valley, Beckwith Pass on the north side of Hwy. 70 1539 Comment
  CAS-BOT-BC165930  Epilobium John Thomas Howell 1959-9-26 35076 Plumas 3.2 mi. w. of Belden Comment
  UCR3609  Epilobium angustifolium Wm. Horn Jr. 1963-7-14 630714- 4 Plumas Northern Sierra Nevada Mtns, 1.75-2.0 mi west of Meadow Valley store on [S side of] Big Creek 1189 Comment
  CHSC97173  Epilobium brachycarpum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14012 Plumas West side of an open rocky flat, 20 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CAS-BOT-BC171710  Epilobium canum subsp. latifolium Lewis S. Rose 1932-9-5 32615 Plumas Jamison Lake 1889 Comment
  CAS-BOT-BC171721  Epilobium canum subsp. latifolium E. P. Chace 1934-1-1 6249 Plumas Near Camp Rodgers Comment
  CHSC21684  Epilobium canum subsp. latifolium D. Brink; L. Mayer 1975-7-29 Plumas Buck's Lake. Comment
  CHSC43547  Epilobium canum subsp. latifolium Lowell Ahart 1974-8-15 610 Plumas In a ravine near the road, about 1/2 mile north of Nelson Creek and near Zumwalt Flat, about 11 miles south-west of Sloat. 1676 Comment
  CHSC117614  Epilobium ciliatum subsp. ciliatum L . P. Janeway 2016-8-16 12157 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 23N10 0.3 km north-northwest of bridge across Hopkins Creek between Pilot Peak and Blue Nose Mtn. 1737 Comment
  CHSC24272  Epilobium ciliatum subsp. ciliatum K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  SD7371  Epilobium ciliatum subsp. ciliatum R. M. Austin 1882-7-25 Plumas Big Meadows Comment
  CHSC65343  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1995-10-1 7650 Plumas On the bottom of a pond, (reservoir dam washed out), Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC97094  Epilobium ciliatum subsp. glandulosum Lowell Ahart; Josephine Guardino 2007-7-20 14345 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CHSC97105  Epilobium densiflorum Lowell Ahart; Josephine Guardino 2007-7-21 14383 Plumas Sides of a small drying stream, about 60 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  JEPS113586  Epilobium densiflorum Lowell Ahart, Josephine Guardino 2007-7-20 14352 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis 1763 Comment
  CHSC113851  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2014-8-24 19796 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC117615  Epilobium glaberrimum subsp. glaberrimum L. P. Janeway 2016-8-16 12156 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 23N10 0.3 km north-northwest of bridge across Hopkins Creek; between Pilot Peak and Blue Nose Mtn. 1737 Comment
  UC1562284  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 1990-7-16 6571 Plumas along river about 1/2 mi ne Independent Mine (about 3 1/2 mi ne of Little Grass Valley Reservoir); South Fork of the Feather River 1828 Comment
  SEINET8726254 Image available Epilobium paniculatum H. S. Reed 1941-1 s.n. Plumas Forest Lodge 1097 Comment
  CAS-BOT-BC58024  Equisetum John Thomas Howell 1959-9-25 35004 A Plumas 2 mi. e. of Portola. 1484 Comment
  CHSC33823  Equisetum arvense M. S. Taylor; M. Foster 1981-6-2 3829 Plumas Entering Greenhorn and Estray Creeks, w side of Williams Loop, ca. 0.2 mi s of Spring Garden overpass on Hwy 70, ca. 7.5 mi se of Quincy. 1188 Comment
  CHSC34294  Equisetum hyemale subsp. affine M. S. Taylor 1981-8-19 4224 Plumas 0.1 mi w of Peoria Creek, ca. 2.5 mi w of Sloat. 1341 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
  SEINET10973069  Eremocarpus setiger Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4174 Plumas T26N R9E sw 1/4 nw 1/4 10. Greenville NW quad. S end of Greenville, W side of Hwy 89, dry gravelly roadside. 3800 ft. 1158 Comment
  SJSU14222  Eremogone aculeata N. A. Hopkins 1989-6-7 1525 Plumas W of Dixie Mt near Dixie Cr 1889 Comment
  CHSC41392  Eremogone cliftonii Lowell Ahart 1986-7-25 5378 Plumas Near the road, about 1 1/2 miles west of Sawmill Flat, about 4 1/2 miles west of Finger Board, about 7 miles north-west of Pilot Peak. 1767 Comment
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Jul 8 2014
  SEINET10765289  Eremogone cliftonii John Thomas Howell 1967-6-23 Howell 42741 Plumas Near Rogers Flat bridge, North Fork Feather River. In gravel of disintegrating granite. 610 Comment
  CAS-BOT-BC174362  Eremogone kingii var. glabrescens Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi. W of Pilot Pk. 1800 Comment
  CAS-BOT-BC174365  Eremogone kingii var. glabrescens M. S. Taylor; M. Foster 1981-6-8 3872 Plumas N side of 24N08, just n of its jct with 25N93, 1/2 way between Bagley Pass and Red Clover Valley, ca. 1 1/2 mi n of w end of Lake Davis 1706 Comment
  CAS-BOT-BC174389  Eremogone macradenia var. macradenia Alice A. Ackley 1966-6-1 s.n. Plumas Injun Jim Campground, Feather River North Fork Comment
  CAS-BOT-BC286656  Ericameria bloomeri John Thomas Howell 1961-9-25 36962 Plumas Portola 1478 Comment
  CHSC65484  Ericameria bloomeri L. P. Janeway 1995-9-19 4935 Plumas Along sides of dirt road on upper flank of southern tip of Crocker Mountain. 2194 Comment
  JEPS114518  Ericameria bloomeri Lowell Ahart 2008-8-14 15199 Plumas 20 yards northwest of the metal gate, west side of Forest road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  OBI16780  Ericameria bloomeri Carl B. Wolf 1937-9-5 9292 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line 1463 Comment
  CAS-BOT-BC286667  Ericameria bloomeri John Thomas Howell 1960-8-20 36282 Plumas Near Lassen Volcanic National Park. Kelly Camp, near Drakesbad 1615 Comment
  CHSC101480  Ericameria nauseosa var. oreophila L. P. Janeway; Melanie Williams 2009-8-6 9909 Plumas Northern High Sierra Nevada. Top of ridge between Yellow Creek and North Fork Feather River, east of Yellow Creek; 5.5 km north-northeast of Belden. 1461 Comment
  CAS-BOT-BC294296  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-21 34810 Plumas Indian Creek Canyon 914 Comment
  CHSC40563  Ericameria nauseosa var. speciosa Lowell Ahart; Jim Jokerst 1985-10-4 5192 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. 1828 Comment
  JEPS104418  Ericameria nauseosa var. speciosa Lowell Ahart 2003-10-17 10642 Plumas Above the cliffs ne of Humboldt Peak, ca 3/4 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2133 Comment
  UC216608  Ericameria nauseosa var. speciosa R. M. Austin 1880-8-1 Plumas Big Meadows Comment
  UC297888  Ericameria nauseosa var. speciosa Milo S. Baker 1926-8-23 296 a-26 Plumas Lu's Camp Comment
  JEPS96047  Ericameria parryi var. latior Vernon H. Oswald and Lowell Ahart 1996-7-15 8284 Plumas Forest road 29N11 Last Chance Campground (on e side of marsh, n end of lake); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  SDSU6366  Ericameria parryi var. latior D. F. Howe 1959-8-3 2782 Plumas Roadside, 42 mi, north of Quincy. 1372 Comment
  JEPS75255  Ericameria parryi var. nevadensis John Thomas Howell 1974-9-20 50902 Plumas near Spring Garden; Sierra Nevada 1158 Comment
  CHSC36920  Erigeron bloomeri M. S. Taylor 1982-6-10 4628 Plumas Along 23N72, 1/2 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. 1676 Comment
  CHSC34886  Erigeron canadensis M. S. Taylor 1981-8-28 4245 Plumas Along Sulphur Creek, ca. 1/4 mi s of Hwy 89, ca. 3 mi se of Clio. 1432 Comment
  CAS-BOT-BC297147  Erigeron concinnus var. concinnus L. W. Swift 1934-5-18 127 Plumas Sugarloaf near Meadow View 1889 Comment
  CAS-BOT-BC296003  Erigeron divergens Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC296004  Erigeron divergens Gladys L. Smith 1976-6-7 4551 Plumas Rte. 70 6 miles east of Quincy at Spring Garden Sta. 1219 Comment
  RSA185349  Erigeron divergens Clare B. Hardham 1961-6-15 7427 Plumas Junction of Indian Creek and Feather River Comment
  UC354485  Erigeron divergens David D. Keck 1928-6-15 442 Plumas 1.5 mi w Blairsden (along Blairsden-Quincy hwy) 1371 Comment
  POM39863  Erigeron eatonii Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  SBBG133127  Erigeron eatonii var. plantagineus B. C. Templeton 1968-1 11278 Plumas unknown Comment
  RSA523562  Erigeron eatonii var. sonnei Barbara Ertter 1989-7-3 8651 Plumas Below Red Rock Lookout, ca. 8 airmiles S of Susanville. 2256 Comment
  CAS-BOT-BC300469  Erigeron filifolius Lewis S. Rose 1934-7-23 34413 Plumas Chilcoot, Sierra Valley 1522 Comment
  CHSC97279  Erigeron filifolius var. filifolius Lowell Ahart; John Dittes 2007-8-9 14433 Plumas In the poor road, east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CAS-BOT-BC295214  Erigeron inornatus L. P. Janeway 1990-8-15 3830 Plumas Plumas National Forest, Beckwourth Ranger District. Along edge of dirt road near Cascade Cr ca 1 1/4 mi SW of Little Grizzly Cr. 1859 Comment
  CAS-BOT-BC295218  Erigeron inornatus Lewis S. Rose 1932-9-6 32633 Plumas Jamison Mine 1676 Comment
  CAS-BOT-BC295213  Erigeron inornatus L. P. Janeway 1990-7-13 3798 Plumas Plumas National Forest, Beckwourth Ranger District. Near Emigrant Creek about 1/3 mi south of Little Grizzly Creek 1798 Comment
  CAS-BOT-BC295227  Erigeron inornatus John Thomas Howell 1960-7-19 35673 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SD51228  Erigeron inornatus Darley F. Howe 1960-9-21 2992 Plumas 6.0 miles north of Greenville on Highway 89. 1220 Comment
  CHSC53131  Erigeron inornatus var. inornatus L. P. Janeway 1990-7-13 3798 Plumas Plumas National Forest. Near Emigrant Creek about 1/3 mi south of Little Grizzly Creek. 1798 Comment
  CHSC91938  Erigeron inornatus var. inornatus Lowell Ahart; Josephine Guardino 2005-8-9 12287 Plumas North of Fant Creek, about 50 yards north of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  HSC39438  Erigeron inornatus var. inornatus J. O. Sawyer 1976-8-5 2930 Plumas Bucks Summit E of Bucks Lake Comment
  JEPS114526  Erigeron inornatus var. inornatus Lowell Ahart 2008-8-14 15198 Plumas 20 yards northeast of the metal gate, east side for Forest Road 22n68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  RSA271925  Erigeron lassenianus Christopher Davidson 1975-6-7 2741 Plumas 3 miles W on road to Snake Lake, departing NW from Hwy. 89 ca. 2 miles N of Quincy. 1273 Comment
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Aug 21 2012
  JEPS89671  Erigeron lassenianus var. deficiens Glenn Clifton 1992-6-27 26859 Plumas Monitor Flat, Feather River Watershed Monitor Flat; , Feather River Watershed 1926 Comment
  CAS-BOT-BC295497  Erigeron lassenianus var. lassenianus A. A. Heller; P. B. Kennedy 1907-7-3 8704 Plumas Hills above Red Clover Valley Comment
  CHSC110374  Erigeron petrophilus var. sierrensis Lowell Ahart 2012-9-5 18442 Plumas On the east side of the South Fork of the Feather River, about 400 yards northeast of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8-1/2 miles (air) northeast of La Porte. 1940 Comment
  CHSC110375  Erigeron petrophilus var. sierrensis Lowell Ahart 2012-9-5 18442 -A Plumas On the east side of the South Fork of the Feather River, about 400 yards northeast of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8-1/2 miles (air) northeast of La Porte. 1940 Comment
  CHSC30930  Erigeron petrophilus var. sierrensis M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3346 A Plumas Ca. 1/4 mi s of Bucks Lake-Spanish Ranch Rd, ca. 1/4 mi e of Frenchman Hill, ca. 20 mi sw of Quincy. 1645 Comment
  CHSC54515  Erigeron petrophilus var. sierrensis Vernon H. Oswald; Beth Corbin 1991-8-13 4824 Plumas Spur road to Middle Campground, located off of Forest Rd 26N26.2, ca. 4 miles south of the PG and E Campground in Humbug Valley. Along the road. 1304 Comment
  CHSC67426  Erigeron petrophilus var. sierrensis James D. Jokerst; Lowell Ahart 1985-10-4 2584 Plumas Pilot Peak serpentine NE of La Porte. Comment
  JEPS95464  Erigeron petrophilus var. sierrensis Lowell Ahart 1994-7-28 7527 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CAS-BOT-BC300125  Erigeron pumilus var. intermedius John Thomas Howell 1955-7-19 30794 Plumas Vinton 1505 Comment
  CAS-BOT-BC300129  Erigeron pumilus var. intermedius M. S. Taylor 1982-6-28 4769 Plumas Ramelli Ranch, between Calpine Rd and Hwy 70, ca. 1 mi w of Beckwourth 1487 Comment
  JEPS21092  Eriodictyon californicum C. G. Albertus 1935-8-9 259 Plumas 4 1/2 mi NE of Quincy; Plumas National Forest, Downieville Quad. Comment
  SEINET10497045  Eriodictyon californicum Mary Susan Taylor 1982-5-23 Taylor 4514 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-BC435532  Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of USFS Rds 28N01 and 28N70 on flat W of Highway, 11.9 air mi NNW of Beckwourth 1706 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
  CHSC34736  Eriogonum elatum var. elatum M. S. Taylor 1981-7-13 4004 Plumas Ramelli Ranch, e side, s of Feather River, ca. 2 mi ese of Beckwourth. 1463 Comment
  CHSC25499  Eriogonum lobbii L. Ahart 1977-8-2 Plumas Ca. 1 mi w of Pilot Pk., which is ca. 15 mi ne of La Porte. 2000 Comment
  CDA14731  Eriogonum marifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3260 Plumas Mount Hough summit. 2194 Comment
  SD46712  Eriogonum marifolium Robert J. Weatherly 1955-6-22 1539 Plumas Spanish Peak 2133 Comment
  SEINET10871611  Eriogonum marifolium Mary Susan Taylor 1981-7-6 Taylor 3975 Plumas T24N R15E nw/ne sec 15. Dixie Mt quad. Top of Dixie Mt near the Lookout, ca. 5 air mi W of N tip of Frenchman Lake, ca. 13 air mi NW of Chilcoot. Pure volcanic rock outcrop; 8327 ft elev. 2538 Comment
  CAS-BOT-BC263306  Eriogonum marifolium var. marifolium Lowell Ahart 1989-7-2 6340 Plumas On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte 2255 Comment
  CAS-BOT-BC267378  Eriogonum marifolium var. marifolium John Thomas Howell 1960-7-20 35786 Plumas Lassen Volcanic National Park. Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  CHSC20975  Eriogonum marifolium var. marifolium F. T. Griggs; A. Pass 1975-7-23 250 Plumas Cape Lake. Comment
  CHSC46649  Eriogonum marifolium var. marifolium Lowell Ahart 1989-7-2 6340 Plumas On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 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
  CDA12293  Eriogonum microthecum G. F. Hrusa 1989-5-1 7028 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  CHSC65380  Eriogonum nudum var. deductum Lowell Ahart 1995-9-13 7634 Plumas On the north-east side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  UCSC009457  Eriogonum nudum var. deductum Lowell Ahart 1994-10-19 7566 Plumas Near Boulder Creek, Granite Basin 1615 Comment
  CAS-BOT-BC261591  Eriogonum nudum var. nudum Mrs. A. L. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  CHSC63711  Eriogonum nudum var. nudum Lowell Ahart 1994-10-19 7566 Plumas Along the edge of the dirt road, near Boulder Creek, Granite Basin. 1615 Comment
  CHSC93101  Eriogonum nudum var. nudum L. P. Janeway 1994-7-8 4690 Plumas Northern High Sierra Nevada. Hartman Bar Ridge; slope north of Road 22N94 on south side of Franklin Hill. 1706 Comment
  SEINET10479532  Eriogonum nudum var. oblongifolium Mary Susan Taylor 1982-7-21 Taylor 4888 Plumas T24N R10E e/se sec 7. Quincy quad. American Valley, on ne side of hills s of Greenhorn Creek, ca. 1.5 mi ne of Quincy. 3500 ft. 1069 Comment
  CDA13393  Eriogonum spergulinum var. reddingianum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13242 Plumas Sierra Nevada; Headwaters of Bull Run Creek off USFS 23N12E. Comment
  SD46521  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas Side of Mt. Elwell, Lakes Basin area 2225 Comment
  UCD101249  Eriogonum spergulinum var. reddingianum John Thomas Howell 1960-7-18 35577 Plumas Drakesbad. 1676 Comment
  CAS-BOT-BC269951  Eriogonum spergulinum var. reddingianum Clare B. Hardham 1970-8-9 17704 A Plumas Thompson Peak, ca. 23miles northeast of Greenville 2346 Comment
  RSA52901  Eriogonum spergulinum var. reddingianum R. Weatherby 1950-8-11 1522 Plumas Barren gravelly soil, in fir belt on slopes of Mt. Elwell, Lakes Basin Area. 2226 Comment
  UC725347  Eriogonum spergulinum var. reddingianum A. A. Heller 1941-7-29 16272 Plumas 3 mi s Kelly Camp (just outside of Lassen Volcanic National Park) Comment
  POM180958  Eriogonum sphaerocephalum A. A. Heller, P. B. Kennedy 1907-7-5 8741 Plumas Hills above Red Clover. Valley Comment
  CDA17286  Eriogonum strictum var. anserinum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16313 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CHSC96325  Eriogonum umbellatum var. ahartii L. P. Janeway 2006-8-9 8836 Plumas Northern High Sierra Nevada. Plumas National Forest; along the northwest edge of Mooreville Ridge 9.6 air km west-southwest of La Porte. Very open rocky basalt tablelands, near northwest edge where rockiest and blockiest outcroppings. 1478 Comment
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Feb 16 2011
  RSA0118777  Eriogonum umbellatum var. modocense Lawrence P. Janeway 2012-7-17 10945 Plumas Northern High Sierra Nevada. Plumas National Forest; south side of Cedar Flat. 1701 Comment
  CAS-BOT-BC265161  Eriogonum umbellatum var. nevadense Clarence R. Quick 1963-7-24 63 -56 Plumas Lava Cap on shoulder of east-west ridge 1.5 miles east of Wheeler Peak, Sierra Nevada Comment
  CHSC39996  Eriogonum umbellatum var. nevadense M. S. Taylor; H. Swanson 1982-8-11 4963 Plumas Along Pacific Crest trail, ca. 1 mi nw of A-Tree, ca. 5 mi sw of Johnsville. 2133 Comment
  UC634993  Eriogonum umbellatum var. nevadense Herbert L. Mason 1924-6-18 1051 Plumas Graeagle Comment
  UCD19140  Eriogonum umbellatum var. nevadense W. B. McHenry 1990-8-7 s.n. Plumas Bucks Lake. 1584 Comment
  JEPS113889  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-8-13 9174 Plumas Northern High Sierra Nevada; Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  JEPS56183  Eriogonum umbellatum var. polyanthum W. L. Jepson 1918-8-16 8020 Plumas Genesee Valley 1097 Comment
  SD8040  Eriogonum umbellatum var. polyanthum Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  SEINET9319752  Eriogonum umbellatum var. polyanthum Unknown 1996-7-16 13248 Plumas Plumas National Forest Comment
  CAS-BOT-BC262246  Eriogonum ursinum John Thomas Howell 1967-6-23 42725 Plumas 4 miles east of Rich Bar, East Branch Feather River 762 Comment
  POM253220  Eriogonum ursinum A. A. Heller 1938-7-2 15236 Plumas 3 miles east of Quincy. 1098 Comment
  RSA766452  Eriogonum ursinum Joseph A. Ewan 1934-6-26 8295 Plumas Frazier Creek Falls, Gold lake road 1829 Comment
  UC943028  Eriogonum ursinum Lewis S. Rose 1951-6-29 51071 Plumas 8 mi e Quincy 1219 Comment
  CHSC105599  Eriogonum ursinum var. ursinum L. P. Janeway 2010-7-13 10106 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir. 1721 Comment
  CHSC117456  Eriogonum ursinum var. ursinum Lowell Ahart 2016-6-29 21081 Plumas Top and southeast side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC69518  Eriogonum vimineum Lowell Ahart 1997-9-11 7905 Plumas On the east 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
  CHSC97100  Eriogonum vimineum Lowell Ahart; Josephine Guardino 2007-7-20 14318 Plumas Along 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
  UC1032091  Eriogonum vimineum C. W. Hanks 1934-9-10 78 Plumas Upper end of Frenchman Valley Plumas National Forest, Sierraville Quadrangle Comment
  UCD101520  Eriogonum vimineum N. Hopkins Date Unknown 132 Plumas Sierra Valley. Comment
  UCD101525  Eriogonum vimineum John Thomas Howell 1959-9-21 34793 Plumas 3 miles northeast of Rich Bar. Comment
  CAS-BOT-BC308085  Eriophyllum lanatum var. achilleoides Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CHSC118712  Eriophyllum lanatum var. achilleoides Wendy L. Boes; Jim Battagin 2015-5-12 2015006 Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  SEINET8687369 Image available Eriophyllum lanatum var. integrifolium W. Harnach, N. Harnach 1990-6-13 365 Plumas Sierra Valley, W of Beckwourth, Ramelli Ranch 1487 Comment
  SEINET10475143  Eriophyllum lanatum var. integrifolium Mary Susan Taylor 1981-7-22 Taylor 4108 A Plumas T24N R11E nw 1/4 nw 1/4 sec 5. Spring Garden quad. Slope of hill, ca. 1/4 mi S of 26N21, ca. 0.5 mi W of Pine Creek Valley, ca. 7 air mi N of Spring Garden. 2316 Comment
  RSA88448  Eryngium alismifolium J. T. Howell 1951-8-20 28220 Plumas Indian Valley 1098 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
  CHSC55679  Erysimum capitatum var. capitatum Steven Triano 1988-4-17 50 Plumas Along n side of Hwy. 70, ca 11.3 mi e of its jct. with Hwy. 89. 822 Comment
  SD46685  Erythranthe moniliformis Robert J. Weatherby 1955-8-12 1682 Plumas McFarland Creek near Morrow Creek, above Meadow Valley 1431 Comment
  SEINET14367820  Erythranthe primuloides M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2286 Comment
  CAS-BOT-BC505251  Erythronium purpurascens Mary Strong Clemens 1920-4-3 s.n. Plumas Unspecified Comment
  JEPS41300  Erythronium purpurascens John W. Duffield 1937-4 Plumas vicinity Meadow Valley (U.C. Forestry Camp) 1158 Comment
  RSA508597  Erythronium purpurascens Mrs. R. M. Austin 1874-03 s.n. Plumas Fern Dell. Comment
  CAS-BOT-BC310380  Eucephalus breweri Robert J. Weatherby 1950-8-11 1519 Plumas Mt. Elwell, Lakes Basin Area 2286 Comment
  CHSC34940  Eucephalus breweri M. S. Taylor 1981-6-22 4100 Plumas E side of 26N21 (Grizzly Peak Rd) just S of Argentine Lookout turnoff, ca. 5 air mi N of Spring Garden. 2103 Comment
  SD46744  Eucephalus breweri Robert J. Weatherby 1950-8-11 1519 Plumas Mt. Elwell, Lakes Basin Area. 2285 Comment
  UC600727  Eucephalus breweri H. F. Copeland 1928-8-29 Plumas Humboldt Road (summit of) 2133 Comment
  CAS-BOT-BC310531  Eurybia integrifolia Anna Head 1921-8-3 s.n. Plumas Near Gold Lake, Feather River Region 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
  CHSC52723  Eurybia integrifolia L. P. Janeway 1990-8-3 3823 Plumas Plumas National Forest. Meadow at head of small drainage (into Little Grizzly Cr) ca 1 mi SW of Little Grizzly Cr and between Joseph Cr and Oliver Cr. 1981 Comment
  JEPS118401  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
  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
  CAS-BOT-BC278853  Festuca occidentalis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54132 Plumas At Round Valley Reservoir dam 1371 Comment
  CAS-BOT-BC278858  Festuca occidentalis M. S. Taylor 1982-6-21 4703 Plumas S side of 23N39, ca. 1 air mi w of White Cap, ca. 4 air mi sw of Sloat 1767 Comment
  CAS-BOT-BC279016  Festuca rubra David D. Keck 1944-7-8 5439 Plumas S. end of Lake Almanor, E. side of dam 1341 Comment
  JEPS87591  Festuca viridula Lowell Ahart 1994-7-7 7469 Plumas ca. 1/4 mi. (air) s.w. Pilot Peak (w. side of Pacific Crest Trail); Pacific Crest Trail 2011 Comment
  CHSC25473  Floerkea proserpinacoides L. Ahart 1977-6-20 151 Plumas Meadow, 6 mi n of La Porte. 1800 Comment
  SEINET6697500  Fragaria vesca subsp. bracteata A. A. Heller, B. B. Kennedy 1907-7-11 8811 Plumas Prattville Comment
  CAS-BOT-BC55664  Frangula purshiana Margaret J. Williams; Betty Larson 1983-8-12 83- 135 -2 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville 1676 Comment
  CAS-BOT-BC55667  Frangula purshiana A. A. Heller; P. B. Kennedy 1907-7-8 8825 Plumas Between Taylorville and Crescent Mills Comment
  CAS-BOT-BC55683  Frangula purshiana E. K. Balls 1950-9-12 15785 Plumas 1.5 mi. along trail from Lakes Center Public Camp to Long Lake outlet, southern Plumas County 2011 Comment
  CAS-BOT-BC55686  Frangula purshiana John Thomas Howell 1959-9-21 34741 Plumas Belden 701 Comment
  CAS-BOT-BC55688  Frangula purshiana Walter Knight; Irja Knight 1966-6-18 s.n. Plumas Beargrass Glade 1158 Comment
  CHSC21099  Frangula purshiana F. T. Griggs; A. Pass 1975-7-3 72 Plumas Buck's Lake. N of Grizzly Forebay. Comment
  CHSC60138  Frangula purshiana L. P. Janeway; Garrett Gibson 1992-6-16 4239 Plumas Plumas National Forest. About 1 mi northwest of Beckwourth Peak and 2 mi southeast of Portola. North-facing slope in area of aspens over mountain chaparral understory. 1752 Comment
  HSC100831  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-12 9163 Plumas Ridge top on the N side of Oak Ridge, westerly sloping head of Foreman Creek, 1.4 air km NW of Grizzly Summit. 528 Comment
  CHSC97801  Frangula purshiana subsp. ultramafica L. P. Janeway; Chris Christofferson, Erin Brandy 2007-10-3 9215 Plumas Northern High Sierra Nevada. Top of Red Hill. 1929 Comment
  HSC100830  Frangula purshiana subsp. ultramafica L. P. Janeway 2007-6-3 9024 Plumas South facing slope near the eastern end of Red Mountain, near Rd. 23N69, 0.7 mi. NW of the 18 Rd. 574 Comment
  HSC99910  Frangula rubra subsp. obtusissima J. O. Sawyer, & J. P. Smith 2004-7-15 4578 Plumas Along Clear Creek at F.S. Rd. 25N14, Plumas National forest 1454 Comment
  CAS-BOT-BC508207  Fritillaria atropurpurea Dudley 1923-5-10 s. n. Plumas Lake Gill, Quincy Comment
  CHSC64248  Fritillaria pudica Mike Carpenter 1990-4-21 10 Plumas Ca. 30 ft. s of Humbug Valley Rd., 0.8 mi from the intersection of Collins Pine Rd, and Humbug Valley Rd. 1341 Comment
  CHSC55460  Fritillaria recurva Ben Cunningham 1991-4-20 19 Plumas About 2 mi south of Caribou and 10 ft west of Hwy 70, 30 mi south of Greenville. 853 Comment
  RSA59100  Fritillaria recurva E. K. Balls 1950-8-30 15504 Plumas Trail to Bucks Creek from Tobins Resort, North Fork Feather River. 610 Comment
  JEPS26661  Galium bolanderi Lauramay T. Dempster 1961-6-15 1462 Plumas top of peak near Engelmine 1950 Comment
  UC1408971  Galium bolanderi R. F. Thorne and C. W. Tilforth 1969-9-6 39223 Plumas c. 2.5 mi s Graeagle (on Gold Lake Road) 1645 Comment
  SD6281  Galium boreale Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  JEPS27418  Galium grayanum Lauramay T. Dempster and Clare Hardham 1961-6-16 1667 Plumas w slope of peak immediately n Red Rock Lookout (n of Engelmine) 2255 Comment
  CHSC47482  Galium trifidum var. pacificum Lowell Ahart 1980-10-6 2664 Plumas On the south shore of the lake about 1/2 mile west of Fowler Peak, about 2 air miles north of Little Grass Valley Reservoir. Comment
  SEINET10500745  Galium trifidum var. pacificum Mary Susan Taylor 1982-8-17 Taylor 5005 Plumas T24N R12E ne/ne sec 20. Little Summit Lake, on Grizzly Creek, ca. 5 air mi ne of Sloat. Riparian; 5900 ft. 1798 Comment
  CHSC102122  Galium triflorum Lowell Ahart; John Dittes 2009-7-27 16170 Plumas On dry soil, about 100 yards west of the small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC21526  Galium triflorum D. Brink; L. Mayer 1975-7-9 Plumas S. end of Section 25. Comment
  CAS-BOT-BC169856  Garrya fremontii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54374 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CHSC81387  Gayophytum diffusum subsp. diffusum Lowell Ahart 2001-9-18 9292 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  POM38699A  Gayophytum diffusum subsp. parviflorum Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  SDSU8778  Gayophytum diffusum subsp. parviflorum R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile north of Chester, Calif. Comment
  RSA144783  Gayophytum diffusum subsp. parviflorum J. W. MacSwain 1959-8-13 59 -154 Plumas 3.5 miles east of Bucks Lake Lodge Comment
  CHSC23609  Gayophytum heterozygum J. Cox 1975-7-24 Plumas W side of Lake Almanor. Comment
  POM271771B  Gayophytum heterozygum Lyman Benson 1932-7-29 3994 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  RSA0105478  Gayophytum heterozygum Lowell Ahart 2014-9-9 19848 Plumas On the west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1074 Comment
  POM184782  Gayophytum humile Merle Randall 1930-6-26 s.n. Plumas Falls, Hawley Grade [no county specified on label] Comment
  UC1075678  Gayophytum humile Robert J. Weatherby 1955-7-2 1589 Plumas Wilcox Valley 1767 Comment
  JEPS113641  Gayophytum racemosum Lowell Ahart, John Dittes 2007-6-16 14088 Plumas Graded road gutter, east of the 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
  CHSC36914  Gentiana calycosa M. S. Taylor 1982-8-4 4920 Plumas Along spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 1889 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
  CHSC93408  Gentiana calycosa Robert F. C. Naczi 2004-7-29 10644 Plumas Ca. 1.3 mi SW of Virgilia, along S side of Forest Service Road 25N17. 1359 Comment
  UC1191689  Gentiana newberryi Malcolm A. Nobs and S. Galen Smith 1949-8-19 1451 Plumas Butterfly Valley Comment
  SEINET10483127  Geum ciliatum Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3851 A Plumas T24N R14E nw sec 7, Crocker Mt quad. Sagebrush Scrub in Red Clover Valley, ca. 0.5 mi N of Genesee-Beckwourth Rd, ca. 7 mi NW of Beckwourth; elevation 5480 ft. 1670 Comment
  SEINET6702748  Geum macrophyllum var. perincisum A. A. Heller, P. B. Kennedy 1907-7-9 8787 Plumas Prattville Comment
  RSA319141  Gilia capitata Patricia Wilder 1971-6-21 5132 Plumas Prattville-Butt Reservoir Road 1.7 miles south of Junction with Seneca Road; north of Caribou and Belden and California State Highway 70 1410 Comment
  UC338795  Gilia capitata subsp. mediomontana Lemmon 259 Plumas American Valley Comment
  UCD66750  Glyceria borealis John Thomas Howell 1961-9-25 36953 Plumas Feather River bed, Portola. 1478 Comment
  CAS-BOT-BC282707  Glyceria elata John Thomas Howell 1955-7-19 30827 Plumas Mohawk, Sierra Nevada 1371 Comment
  SACT001264  Glyceria elata Malcolm Nobs, S. Smith 1949-8-20 Plumas Marshy meadow about 13 miles southwest of Milford Comment
  SEINET6836553 Image available Glyceria striata Malcolm A. Nobs, S. Galen Smith 1949-8-20 1464 Plumas 13 mi SW of Milford on road between Milford and Beckwourth Comment
  CAS-BOT-BC307385  Gnaphalium palustre Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1455 Plumas In bed of Spanish Creek near confluence of Butterfly Creek, Butterfly Botanical Area and Vicinity 883 Comment
  CAS-BOT-BC307389  Gnaphalium palustre Greg Sommers 1976-7-12 168 Plumas Sierra Valley osuth of Marble Lane, Sierra Nevada 1487 Comment
  CHSC33926  Gnaphalium palustre M. S. Taylor 1981-8-5 4162 Plumas At end of rd 28N05 where it is washed out by Pierce Creek, 2.1 mi n of 28N03-Fruit Growers Blvd, ca. 3 air mi w of Antelope Lake, ca. 13 air mi ne of Taylorsville. 1706 Comment
  CHSC94847  Gnaphalium palustre Lowell Ahart 2006-10-8 13405 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. 715 Comment
  JEPS102560  Gnaphalium palustre Lowell Ahart 2001-10-16 9369 Plumas On the north side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  JEPS33990  Gnaphalium palustre W. L. Jepson 1918-8-16 8010 Plumas Lights Creek Engels 1341 Comment
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  UCD132414  Gnaphalium palustre John Thomas Howell 1960-7-18 35540 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CAS-BOT-BC307382  Gnaphalium palustre John Thomas Howell 1977-8-11 52714 Plumas Frenchmans Reservoir on est side near Big Cove, Sierra Nevada 1706 Comment
  CHSC42021  Goodyera oblongifolia Lowell Ahart 1986-7-25 5376 Plumas About 1 1/2 miles west of Sawmill Flat, about 4 1/2 miles west of Finger Board, about 7 miles north-west of Pilot Peak. 1767 Comment
  CHSC113933  Gratiola neglecta Lowell Ahart 2014-8-20 19717 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  JEPS3606  Gratiola neglecta Malcolm A. Nobs and S. Galen Smith 1949-8-18 1351 Plumas s end Lake Almanor; s end of Lake Almanor Comment
  CDA6088  Grindelia camporum T. C. Fuller 1957-9-16 333 -57 Plumas Virgilia. 0 Comment
  JEPS113904  Grindelia squarrosa var. serrulata L. P. Janeway 2007-8-14 9192 Plumas Northern High Sierra Nevada, Plumas National Forest; along Frenchman Lake Road and Little Last Chance Creek, 2.0 road km S of Frenchman Dam 1650 Comment
  RSA235923  Hackelia amethystina J. L. Gentry Jr., David Vierig 1968-6-21 2083 Plumas Mt. Hough, 8.3 miles northeast of Quincy on Mt. Hough-Crystal Lake Road, Rinehart Meadow 1707 Comment
  CHSC101873  Hackelia californica Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15906 Plumas About 100 yards west of Lake Almanor Dam. 1421 Comment
  CDA14004  Hackelia nervosa G. F. Hrusa, T. D. Wilfred 1997-6-26 13921 Plumas Sierra Nevada; about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CHSC88007  Hackelia nervosa Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11158 Plumas 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
  JEPS105929  Hackelia nervosa Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11158 Plumas 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
  OBI20843  Hackelia nervosa Lewis S. Rose 1967-7-1 67163 Plumas Mt Hough, summit 2213 Comment
  POM255851  Hackelia nervosa Marion Ownbey, Ruth Ownbey 1938-7-14 1735 Plumas Summit from Jonesville, Sierra Nevada 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
  SBBG1017  Hastingsia alba H. and M. Dearing 1938-7-1 2250 Plumas swamp near Lake Almanor 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
  CHSC34928  Hazardia whitneyi M. S. Taylor 1981-8-19 4220 Plumas S side of rd 23N10, 0.1 mi e of Bell Creek, ca. 1.5 mi w of Sloat. 1371 Comment
  CAS-BOT-BC307519  Hazardia whitneyi var. whitneyi H. F. Copeland 1920-8-24 220 Plumas Near the big summit divide between Butte, Tehama, Plumas Co. Comment
  JEPS113316  Hazardia whitneyi var. whitneyi L. P. Janeway 2006-9-20 8885 Plumas Northern High Sierra Nevada. Along dirt road 0.3 km southeast of American House and Challenge-La Porte Road. Comment
  SEINET11196743 Image available Helenium bigelovii M. Williams 1966-7-11 s.n. Plumas Near Jamison Creek above Johnsville 1676 Comment
  UC586918  Helenium bigelovii Joseph Andorfer Ewan 1934-6-25 8212 Plumas above Deuteus (Blairsden) (Gold Lake Road); Sierra Nevada 1524 Comment
  SD9156  Helianthus annuus Daniel Cleveland 1882-7-25 Plumas Austin's, Big Meadows Comment
  SEINET3147436  Helianthus exilis E. K. Balls 1950-9-15 15800 Plumas 2 mi E of S tip of Lake Almanor, between Greenville and Lake Almanor, Hwy 89 1402 Comment
  JEPS114926  Heracleum lanatum Lowell Ahart 2008-7-16 15078 Plumas Forest floor, in a small seep, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of 1597 Comment
  UCD114967  Hesperis matronalis John Thomas Howell; Gordon H. True 1967-6-11 42568 A Plumas Meadow at Quincy. 1036 Comment
  JEPS120106  Hesperolinon micranthum Lowell Ahart 2012-7-1 18260 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. Comment
  UCD19159  Hesperolinon micranthum June McCaskill 1956-1 418 Plumas Lake Almanor region? Comment
  CHSC112534  Heterocodon rariflorum B. Castro; L. P. Janeway 2009-6-7 1791 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.85 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, near base of low knolls with rounded granitic rock outcrops, ca 250 ft below edge of open Ponderosa-Jeffrery pine forest. 1668 Comment
  SEINET10460735  Heterocodon rariflorum Lowell Ahart 1975-7-20 Ahart s.n. Plumas Found in very wet ground 0.5 mile below the Bunker Hill Moine. 10 miles northeast of La Porte 1829 Comment
  RSA718507  Heterotheca oregona var. compacta L. P. Janeway 2006-10-1 8897 Plumas Northern High Sierra Nevada. Along Hwy 70 0.5 road km S of Rock Creek Reservoir dam, and above North Fork Feather River. 671 Comment
  RSA718945  Heterotheca oregona var. rudis L. Ahart 2006-10-8 13390 Plumas North side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek. 623 Comment
  CAS-BOT-BC310921  Heterotheca villosa John Thomas Howell 1977-8-11 52670 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CHSC41151  Heterotheca villosa var. minor J. D. Jokerst 1984-7-10 2091 Plumas Canyon of Indian Creek between the creek and Indian Cr Road, east of Rattlesnake Ravine. 1249 Comment
  UC1523768  Heterotheca villosa var. minor Gary Schoolcraft 1981-6-17 469 Plumas sw of Portola 1481 Comment
  CAS-BOT-BC312285  Heterotheca villosa var. minor Matt Lavin 1983-6-2 4419 Plumas Sierra Valley just S of Vinton 1524 Comment
  CAS-BOT-BC312289  Heterotheca villosa var. minor Albert Gould; Schoeller 1928-7-20 354 Plumas Head of Jamison Creek 1828 Comment
  SD8410  Heuchera micrantha Mrs. R. M. Austin 1875-1 Plumas Black Hawk Creek Comment
  SEINET2431542 Image available Heuchera rubescens var. alpicola J. Ewan 1934-6-26 8294 Plumas Frazier Creek Falls. Gold Lake road. 1830 Comment
  CAS-BOT-BC319610  Hieracium albiflorum Anna Head 1920-7-29 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  RSA59694  Hieracium albiflorum E. K. Balls 1950-9-9 15764 Plumas 1.5 miles along trail from Lakes Center Public Campground to Long Lake outlet. 2073 Comment
  CAS-BOT-BC289225  Holcus lanatus David D. Keck 1944-7-8 5425 Plumas 1 mile N. of Quincy, across Spanigh Creek 1066 Comment
  CAS-BOT-BC289229  Holcus lanatus John Thomas Howell 1961-6-21 36600 Plumas Greenville, Sierra Nevada 1097 Comment
  SBBG32410  Hordeum brachyantherum L. S. Rose 1968-6-10 68084 Plumas Quincy 1036 Comment
  SEINET10507463  Hordeum brachyantherum Mary Susan Taylor 1982-6-28 Taylor 4768 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CHSC97531  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart; John Dittes 2007-6-16 14150 Plumas On the bottom of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS87816  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1994-7-22 7499 Plumas Along the north side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. Comment
  CAS-BOT-BC284729  Hordeum jubatum John Thomas Howell 1961-9-25 36935 Plumas Feather River bed, Portola 1478 Comment
  CAS-BOT-BC273493  Hordeum vulgare John Thomas Howell; Gordon H. True 1968-6-10 44553 Plumas Quincy 1036 Comment
  CAS-BOT-BC273494  Hordeum vulgare John Thomas Howell 1961-6-21 36680 Plumas Greenville 1097 Comment
  SD8448  Horkelia fusca Daniel Cleveland 1882-7-20 Plumas Prattville Comment
  CHSC53593  Horkelia fusca subsp. parviflora L. P. Janeway 1989-7-20 3504 Plumas Plumas National Forest. Forest along southerly side of Red Clover Valley at jct of rd 26N70 (to Laufman) and Beckwourth-Genesee Rd (rd 111) 9.5 mi from Beckwourth. Along sides of creek. 1676 Comment
  CHSC57450  Horkelia fusca subsp. parviflora L. P. Janeway; Garrett Gibson 1991-6-24 4060 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. Meadow. 1691 Comment
  CHSC57451  Horkelia fusca subsp. parviflora L. P. Janeway; Melinda Carlson 1991-6-18 4045 Plumas Plumas National Forest. North side of Middle Fork Feather River, south side of Hwy 70, at Delleker, ca 0.3 mi weast of Portola. In pasture. 1472 Comment
  RSA0091207  Horkelia fusca subsp. tenella Bonnie C. Templeton 1968-1 11279 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC537870  Horkelia fusca var. parviflora Anna Head 1921-7-17 s. n. Plumas Feather River Region: Gray Eagle Meadows 1828 Comment
  CAS-BOT-BC537903  Horkelia fusca var. parviflora L. P. Janeway; Melinda Carlson 1991-6-18 4045 Plumas Plumas Nat'l Forest: Beckwourth Ranger District: N. side Middle Fork Feather River, S side Hwy 70, at Dellereker, ca. 0.3 mi west of Portola 1472 Comment
  SEINET784708  Horkelia fusca var. parviflora Joseph Andorfer Ewan 1934-7-8 8591 Plumas Sierra Nevada, Camp Caldwell, Dentens, Mohawk Valley 1615 Comment
  CAS-BOT-BC143991  Horkelia fusca var. tenella Roxana S. Ferris; Laura Lorraine 1941-8-9 10423 Plumas At Lake Almanor Public Camp (near village) Comment
  JEPS44534  Horkelia tridentata W. L. Jepson 1927-6-23 12314 Plumas Lower end Warner Creek Valley 1584 Comment
  SEINET6768050  Horkelia tridentata subsp. flavescens P. A. Lehenbauer 1934-5-25 s.n. Plumas Sierra Nevada; 15 miles W of Portola. Comment
  CAS-BOT-BC536281  Horkelia tridentata var. tridentata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1969 Plumas Valley proper, Butterfly Botanical Area and Vicinity 1066 Comment
  CHSC21286  Hosackia crassifolia F. T. Griggs; A. Pass 1975-8-2 301 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC36350  Hosackia crassifolia M. S. Taylor 1982-6-14 4666 Plumas N side of Genesee Valley Rd (112), ca. 2 mi w of Genesee. Comment
  CHSC40420  Hosackia incana Lowell Ahart 1985-7-1 5095 Plumas At the end of a new logging road, about 1/2 mile east of Cement Creek, about 1/2 mile north of Onio Valley Creek, about 4 miles north-west of Pilot Pk., 1828 Comment
  SBBG21859  Hosackia oblongifolia var. oblongifolia D. Myrick 1964-7-21 902 Plumas Drakesbad 1737 Comment
  SD52134  Hosackia pinnata Frank Stephens 1894-6-26 2199 Plumas Quincy 975 Comment
  UCD106185  Hosackia stipularis L. Ahart 1982-7-30 3734 Plumas Near the headwaters of Ohio Ravine, ca. 1 mi. ne of Hardquartz Mine, ca. 6 mi s of Bucks Lake. 1700 Comment
  JEPS3229  Hydrophyllum occidentale John Warren Duffield 1937-5-24 Plumas near Quincy Q Comment
  CHSC91903  Hypericum formosum var. scouleri Lowell Ahart; Josephine Guardino 2005-8-10 12313 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CHSC117632  Hypericum perforatum subsp. perforatum Lowell Ahart 2016-8-30 21332 Plumas On the west side of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CAS-BOT-BC401442  Hypericum scouleri W. W. Wagner 1919-7-2 306 Plumas Taylor Creek 1219 Comment
  CAS-BOT-BC88636  Idahoa scapigera W. Harnach; N. Harnach 1989-3-29 005 Plumas Sierra Valley. Hillside north of Barry corrals. 1524 Comment
  CAS-BOT-BC88638  Idahoa scapigera M. S. Taylor 1982-5-17 4462 Plumas North side of 22N55, near its junction with 22N54 and 22N88, ca. 2 mile southeast of Portola. 1706 Comment
  UC1123684  Ipomopsis aggregata G. T. Nordstrom 1934-7-12 221 Plumas near Buck Lake Dam Plumas National Forest, Bidwell Bar Quadrangle 1615 Comment
  UC1123676  Ipomopsis tenuituba E. Sawyer 1935-6-24 138 Plumas 4 1/2 mi e Crow; Sierraville Quadrangle 1859 Comment
  CAS-BOT-BC135726  Iris hartwegii John Thomas Howell 1962-6-17 37680 Plumas Butterfly Valley - Sierra Nevada 1036 Comment
  CAS-BOT-BC135736  Iris hartwegii E. K. Balls 1950-8-30 15505 Plumas Trail to Buck's Creek from Tobin's Resort, North Fork, Feather River 609 Comment
  JEPS26740  Iris hartwegii subsp. hartwegii P. C. Hutchison 1961-6-9 2131 Plumas 0.4 mi. e. of Dam & store Round Valley Reservoir Comment
  CHSC67402  Iris tenuissima subsp. purdyiformis James D. Jokerst 1984-4-25 1989 Plumas Big Grizzly Hydro Project. Ca 2/3 of the way above the river on the inner steep rocky gorge of N. Fork Feather River. 1341 Comment
  CAS-BOT-BC123370  Iris tenuissima var. purdyiformis E. P. Chace 1934-4-11 s.n. Plumas Camp Rodgers Comment
  POM312958  Isoetes howellii Malcolm A. Nobs, S. Galen Smith 1949-8-18 1386 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  JEPS87538  Ivesia aperta var. aperta Diane Mastalir 1993-7-14 Plumas Meadowview Y (jct of FS Road 25N11 and Plumas County Road 101), 50 m NW of Plumas Forest, Milford Ranger District 1828 Comment
  CHSC35279  Ivesia sericoleuca M. S. Taylor 1981-7-7 3988 Plumas NE side of Beckwourth-Genesee Rd at its jct with Beckwourth Milford Rd, in Squaw Valley, ca. 12 air mi n of Beckwourth. 1706 Comment
  RSA789451  Ivesia sericoleuca James R. Shevock 1986-7-20 11737 Plumas Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth. 1650 Comment
  SEINET10483373  Ivesia sericoleuca Mary Susan Taylor 1981-7-7 Taylor 3988 Plumas T25N R14E ne/sw sec 27. Crocker Mt quad. In Sagebrush Scrub on dry, sandy soil, on NE side of Beckwourth-Genesee Rd at its jct with Beckwourth-Milford Rd, in Squaw Valley, ca. 12 air mi N of Beckwourth. 5600 ft elev. 1707 Comment
  SEINET3440051 Image available Juncoides campestre Marcus E. Jones 1897-7-3 Plumas Pratville 1372 Comment
  SEINET6336306  Juncus balticus M. Foster 1988-9-8 s.n. Plumas Adjacent to Cow Creek in U.S.F.S. range allotment, 1/4 miles W of Lake Davis, 9 mi NNW of Portola 1762 Comment
  CHSC80299  Juncus bufonius var. bufonius L. P. Janeway 1996-6-5 5006 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.9 mi west of the road to Calpine. 1487 Comment
  CHSC81638  Juncus bufonius var. bufonius Lowell Ahart 2001-10-8 9305 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  JEPS114369  Juncus bufonius var. bufonius Lowell Ahart 2008-7-9 15064 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
  JEPS97350  Juncus bufonius var. occidentalis Lowell Ahart 1995-9-13 7628 Plumas E of Quincy La Porte Road, abut 1 mi NW of Pilot Peak N side of Onion Valley 1828 Comment
  CHSC113860  Juncus covillei Lowell Ahart 2014-9-9 ' 9853 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CDA42933  Juncus dudleyi L. Ahart 2012-7-1 18256 Plumas On the west edge of Caribou Road, about 20 yards south of the stream, about 4 miles (air) northeast of Belden Comment
  CHSC66708  Juncus dudleyi Vernon H. Oswald; Lowell Ahart 1996-8-1 8143 .1 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 1.25 mi NW of Hauns Mdw., ca. 2 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. Along a springy cascade on the uphill side of the road. 1706 Comment
  RSA795664  Juncus dudleyi L. Ahart 2012-7-1 18256 Plumas West edge of Caribou Road, about 20 yards south of the stream, about 4 air miles northeast of Belden. 807 Comment
  SEINET6328797  Juncus effusus subsp. pacificus D. Mathews, J. Jaggers, A. Kowal, S. Batuik 2011-8-31 NV 030 -645 Plumas Grizzly Creek Ranch, near pond 1506 Comment
  CHSC32880  Juncus ensifolius L. Ahart 1980-9-17 2656 Plumas On the ne side of the small lake about 0.5 mi w of Fowler Peak. 1600 Comment
  JEPS104613  Juncus ensifolius Lowell Ahart 2003-7-18 10422 Plumas On sides of a drainage in a meadow, on n side of the road, ca 1/4 mi w of Lumpkin Ridge Rd, ca 1 1/2 mi se of Tamarack Flat, ca 1 1/2 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 mi (air) nw of La Porte. 1709 Comment
  POM111085  Juncus ensifolius Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CHSC108107  Juncus exiguus Lowell Ahart 2011-9-17 17667 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  RSA304355  Juncus hemiendytus var. abjectus Barbara Ertter, Jeffrey L. Strachan 1980-7-31 3891 Plumas E side Clover Valley on Beckworth-Milford Road, Plumas Nat l Forest; T24N R14E 1677 Comment
  CHSC82454  Juncus hemiendytus var. hemiendytus Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9816 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
  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
  CAS-BOT-BC110167  Juncus luciensis A. A. Heller; P. B. Kennedy 1907-7-3 8695 Plumas Red Clover Valley. Comment
  CHSC41498  Juncus luciensis Barbara Ertter; Jeffrey Strachan 1980-7-31 3885 Plumas West end Dixie Valley just east of Beckwourth-Milford Road, Plumas National Forest. 1706 Comment
  CHSC37288  Juncus macrandrus M. S. Taylor 1982-7-8 4798 Plumas On Ramelli Ranch, on s side of Feather River, ca. 1 mi sw of Beckwourth. 1487 Comment
  CDA15904  Juncus nevadensis B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  JEPS115920  Juncus nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16208 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
  RSA95510  Juncus nevadensis J. T. Howell 1951-6-27 27596 Plumas McRae Meadow. 1982 Comment
  JEPS107942  Juncus occidentalis Lowell Ahart, Josephine Guardino 2005-8-10 12309 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  RSA0035346  Juncus orthophyllus Lowell Ahart 2012-9-5 18441 Plumas On the east side of the South Fork of the Feather River, about 300 yards northeast of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. 1882 Comment
  UCR123673  Juncus orthophyllus George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6883 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  UCSB63770  Juncus oxymeris Janeway, L. 1998-9-10 Plumas Butterfly Valley Botanical Area; southwest edge of the main darlingtonia bog; below Road 25N47 (Sweetwater Marsh); 0.3 mi south of Road 417; T25N, R9E, SE 1/4 of SE1/4 of sec. 20; Crescent Mills quad 1164 Comment
  RSA26617  Juncus parryi J. T. Howell 1951-6-27 27629 Plumas Jamison Creek 1829 Comment
  JEPS110547  Juncus tenuis Lowell Ahart 2006-10-23 13491 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast 1281 Comment
  RSA754873  Juncus tenuis L. Ahart, John Dittes 2009-9-7 16390 A Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  UC401371  Juniperus communis H. M. Hall 1912-7-12 9345 Plumas slopes s of Long Lake; Sierra Nevada Mountains 2072 Comment
  CAS-BOT-BC85335  Juniperus occidentalis H. E. Brown 1897-8-1 503 Plumas Near Lassen Buttes 1828 Comment
  RSA641463  Juniperus occidentalis var. australis Michael A. Vincent 1999-6-8 8560 Plumas Along FS 28N03H about 0.25-0.5 mile south of FS Rt 3. Comment
  CAS-BOT-BC246158  Keckiella lemmonii L. P. Janeway 1992-7-31 4281 Plumas South-facing slopes in canyon of North Fork Feather River, near creek along the Chambers Creek Trail, ca. 0.1 mi. from Hwy 70 along old powerline access road. 633 Comment
  RSA88394  Keckiella lemmonii J. T. Howell 1951-8-19 28174 Plumas Near Paxton. 915 Comment
  CHSC21566  Kelloggia galioides L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Found in the middle of the section. Comment
  CHSC33738  Kelloggia galioides M. S. Taylor; M. Foster 1981-7-14 4013 Plumas Saddle at ehad of Bullfrog Ravine, on both sides of 26N18, ca. 3 air mi NW of Indian Falls. 1645 Comment
  CHSC40932  Kelloggia galioides K. R. Stern 1985-6-25 8281 Plumas Vicinity of Blairsden. 1402 Comment
  JEPS104116  Kelloggia galioides Lowell Ahart 2003-9-7 10560 Plumas On the e side of the dirt road, ca 50 yd se of the Pacific Crest Trail, on Bunker Hill Ridge, ca 1 mi (air) se of Pilot Peak, ca 9 mi (air) ne of La Porte. 2038 Comment
  RSA755684  Kelloggia galioides L. Ahart, John Dittes 2009-7-15 16083 Plumas Along a small wash on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  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
  CHSC59588  Kumlienia hystricula Sharol Lindenstein 1989-3-26 5 Plumas Plumas Nat'l Forest, Hwy 70, ca. 3.5 mi sw of Sugar Loaf Mt., 4 mi nw of Cresta Powerhouse. 701 Comment
  CAS-BOT-BC340603  Lactuca serriola E. K. Balls 1950-8-31 15518 Plumas Hwy. 24, 1 mile north of Spanish Creek, north of Quincy 1097 Comment
  SD8969  Lactuca tatarica subsp. pulchella Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC341571  Lagophylla ramosissima John Thomas Howell 1961-9-25 36965 Plumas Vinton 1506 Comment
  CHSC84443  Lagophylla ramosissima subsp. ramosissima Lowell Ahart; John Dittes 2003-8-8 10483 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  CHSC53198  Lathyrus brownii L. P. Janeway 1989-6-29 3421 Plumas Plumas National Forest. Just above rd 24N44Y, 0.3 mi E of Beckwourth-Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  CAS-BOT-BC213388  Lathyrus jepsonii subsp. californicus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2203 Plumas Mouth of Butterfly Creek, Butterlfy Botanical Area and Vicinity 883 Comment
  UC1075658  Lathyrus jepsonii var. californicus Robert J. Weatherby 1950-7-7 1464 Plumas near Snake Lake; Quincy 1219 Comment
  CHSC33770  Lathyrus latifolius Nancy Mosman 1971-7-11 72 Plumas Along E side of Hwy 70 ca. 1.3 mi S of Beldon turnoff. 1025 Comment
  SD8715  Lathyrus nevadensis R. M. Austin 1880-1 Plumas Plumas County Comment
  CAS-BOT-BC205062  Lathyrus sulphureus H. D. Ripley; R. C. Barneby 1943-6-16 5777 Plumas N.W. of Greenville 1066 Comment
  CAS-BOT-BC205065  Lathyrus sulphureus C. L. Hitchcock 1950-5-28 19229 Plumas 5 miles SW of Greenville on road to Quincy Comment
  CAS-BOT-BC205069  Lathyrus sulphureus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2423 Plumas Butterfly Botanical Area and Vicinity. Between mouth of Butterfly Creek and Valley proper 914 Comment
  UC1583958  Lathyrus sulphureus G. Schoolcraft 1990-5-9 2021 Plumas about 1 mi w Crescent Mills 1493 Comment
  RSA59373  Ledum glandulosum E. K. Balls 1950-9-9 15770 Plumas West of Lakes Center Public Camp. 2043 Comment
  UC1121006  Ledum glandulosum F. W. Embree 1934-6-6 87 Plumas Plumas National Forest, at Three Lakes Three Lakes; Plumas National Forest, Three Lakes 1889 Comment
  SEINET228556 Image available Leersia oryzoides Lowell Ahart 1981-9-6 3116 Plumas 0.5 miles SW of the intersection of Hwy 89 and Arlington Rd about 1.5 mi SW of Crescent Mills; along the banks of India 1200 Comment
  SEINET10465998  Lemna minor Mary Susan Taylor 1981-8-5 Taylor 4167 Plumas 1069 Comment
  SEINET11573569  Lemna minor M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -2 Plumas Last Chance Creek, below Frenchman Lake 1676 Comment
  UC1028648  Lemna turionifera Robert J. Weatherby 1950-7-28 1486 Plumas Bridge over Indian Creek, Road to Taylorsville Indian Creek 1066 Comment
  CAS-BOT-BC12829  Lepidium perfoliatum Alice Eastwood 1927-6-19 14713 Plumas United States Forest Reserve. Keddie. Comment
  CAS-BOT-BC60094  Lepidium virginicum var. menziesii Javier Penalosa 1962-6-19 2502 Plumas +-6.2 miles southeast of Quincy. 1097 Comment
  UCD19162  Leptosiphon ambiguus June McCaskill 1956-1 424 Plumas Lake Almanor region? Comment
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Jul 13 2018
  CHSC53158  Leptosiphon ciliatus L. P. Janeway 1989-6-12 3296 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1706 Comment
  CHSC65657  Leptosiphon ciliatus L. P. Janeway 1995-7-23 4865 Plumas Hartman Bar Ridge; south-facing slope of Franklin Hill. 1731 Comment
  SD149120  Leptosiphon filipes John Thomas Howell 1967-6-23 42720 Plumas Canyon of the East branch of Feather River, 2.0 miles east of Twain. Comment
  CHSC97598  Leptosiphon harknessii Lowell Ahart; John Dittes 2007-6-16 14126 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  UC477525  Leucocrinum montanum L. S. Smith 1931-5-27 2550 Plumas Last Chance Creek Comment
  CHSC78480  Leucothoe davisiae Vernon H. Oswald 2000-7-29 9942 Plumas Forest Road 22N84X 1.4 mi east of La Porte-Quincy Hwy., ca. 0.25 mi (air) east-northeast of Pilot Peak. 2087 Comment
  CHSC82355  Leucothoe davisiae Lowell Ahart 2002-7-6 9842 Plumas On the south side of the dirt road and south of the large meadow, on Rock Island Ridge, about 3/4 mile southeast of Soapstone Hill and the Oroville Quincy Highway, about 1 1/2 miles (air) northeast of Four Trees. 1611 Comment
  RSA60138  Leucothoe davisiae E. K. Balls 1950-9-5 15681 Plumas Thompson Creek, along trail to Little Volcano. 1402 Comment
  SD7776  Leucothoe davisiae Mrs. R. M. Austin 1877-1 Plumas Spanish Peak. Comment
  SEINET11262176  Leucothoe davisiae D. W. McNeal 1991-7-26 3852 Plumas On the margins of Silver Lake on the trail to Mt Elwell, Lakes Basin.; 0 Comment
  UCD117518  Leucothoe davisiae H. B. Currier; W. R. Russell, J. M. Tucker 1951-8-2 2207 Plumas ca. 2 miles northwest of Mt. Ararat (or 3-4 miles southeast of Buck's Lake). Comment
  CAS-BOT-BC444169  Lewisia nevadensis Alice Eastwood 1918-5-25 7038 Plumas Portola Comment
  SD7937  Lewisia nevadensis Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC444182  Lewisia nevadensis Arthur Menzies 1965-1-1 s.n. Plumas Sierra Valley Comment
  SEINET10572728  Lewisia nevadensis Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4323 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CAS-BOT-BC444572  Lewisia triphylla Elmer I. Applegate 1929-6-21 5804 Plumas Drakesbad, head of Warner Valley, Mt. Lassen region Comment
  CAS-BOT-BC444575  Lewisia triphylla Gladys L. Smith 1976-6-7 4593 Plumas Central summit area of secondary road from Rte. 70 to La Porte 1950 Comment
  CAS-BOT-BC283804  Leymus cinereus John Thomas Howell 1951-8-21 28237 Plumas Near Clio Comment
  CAS-BOT-BC283808  Leymus cinereus John Thomas Howell 1961-9-23 36861 Plumas Indian Valley 1082 Comment
  CDA32481  Leymus triticoides T. C. Fuller 1964-6-26 12252 Plumas Loyalton-Vinton Rd., 0.1 mile north of county line. 0 Comment
  JEPS101245  Ligusticum grayi Dean W. Taylor 2000-8-8 17558 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  SJSU4640  Ligusticum grayi C. W. Sharsmith 1969-6-19 7601 A Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  CAS-BOT-BC130562  Lilium humboldtii Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CAS-BOT-BC509343  Lilium kelleyanum Anna Head 1920-7-23 s.n. Plumas Near Green Lake 1920 Comment
  CAS-BOT-BC509344  Lilium kelleyanum Anna Head 1920-7-16 s.n. Plumas Near Green Lake 1920 Comment
  CAS-BOT-BC509348  Lilium kelleyanum M. S. Taylor; G. Rotta 1982-6-14 4669 Plumas Above Caribou Rd, 1.8 mi ne of Queen Lily Campground, ca 7 air mi ne of Beldon 853 Comment
  CAS-BOT-BC130785  Lilium pardalinum Rimo Bacigalupi 1927-7-10 1692 Plumas About 1/4 mile below outlet of Long Lake along Gray Eagle Creek 1828 Comment
  CAS-BOT-BC508465  Lilium parvum E. K. Balls 1954-8-11 19764 Plumas Lakes Center Public Campground Comment
  JEPS115520  Limosella acaulis Lowell Ahart, John Dittes 2009-9-7 16402 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  UC1586072  Limosella acaulis Barbara Ertter 1988-10-21 8002 Plumas e end of causeway ca 1.5 mi e of Chester on Hwy 36 Lake Almanor 1341 Comment
  CHSC40653  Limosella aquatica Lowell Ahart 1985-9-26 5171 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
  UC965645  Limosella aquatica Herbert L. Mason 1952-7-17 14383 Plumas along Western Pacific tracks just s Beckwourth (Sierra Valley); Sierra Nevada, Sierra Valley 1524 Comment
  UCR161006  Linanthus ciliatus G. D. Barbe, T. C. Fuller 1982-6-17 3802 Plumas Plumas National Forest, Junction of Gold Lake Rd. and Hwy 89 between Graegle and Clio, 6 mi N of Sierra Co. line 1372 Comment
  SEINET10496793  Linanthus ciliatus Mary Susan Taylor 1981-6-16 Taylor 3908 Plumas T23N R13E sw/sw sec 4. Grizzly Valley quad. NW side of rd 24N07, ca. 1 mi NW of Smith Peak Lookout, ca. 7 mi NE of Blairsden. Open gravelly slope in Sagebrush Scrub; 6800 ft elev. 2073 Comment
  UC1931363  Linaria vulgaris Colin P. Dillingham 2008-6-17 Plumas Along west side of Quincy Junction Road between Bell Lane and Lee Road. Comment
  CHSC94978  Lindernia dubia var. dubia Lowell Ahart 2006-10-8 13393 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
  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
  CHSC21335  Lithophragma heterophyllum F. T. Griggs; A. Pass 1975-7-8 103 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC428427  Lithophragma parviflorum Ella Dales Cantelow 1941-5-18 4331 Plumas 1 mi. w. of Mohawk Rd. to Johnsville. 1463 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
  CHSC53135  Lithospermum californicum Debbie Bliss 1990-8-14 Plumas Plumas National Forest. Southerly facing slope between the SE end of Lake Davis and the SW end of Crocker Mtn. 1874 Comment
  UC79323  Lithospermum californicum Mrs. R. M. Austin 1880-1 Plumas Comment
  CAS-BOT-BC317309  Lithospermum californicum Ella Dales Cantelow 1941-5-21 3481 Plumas Road to Meadow Valley, about 8 miles W of Quincy. 1173 Comment
  UC1776681  Lomatium hendersonii G. Schoolcraft 1997-5-18 2591 Plumas Top of Dimond Mtns. Farthest peak E on main ridge 2255 Comment
  CHSC60270  Lomatium nudicaule K. B. McShea 1992-4-24 10 Plumas ca 1.1 mi n of Jct of Hwy 70 and Citizen Utility Building. 6.3 mi e of Quincy. 914 Comment
  UC1732067  Lomatium plummerae L. P. Janeway 1997-5-14 5127 Plumas Dixie Creek, N side, along the road connection Road 26N70 to Road 28N01 Dixie Valley, W edge 1691 Comment
  CAS-BOT-BC240672  Lonicera interrupta John Thomas Howell 1951-6-26 27550 Plumas Feather River Canyon 853 Comment
  RSA101488  Lonicera involucrata R. Weatherby 1955-6-26 1557 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  CHSC64428  Lonicera involucrata var. involucrata B. Castro; G. Kuenster, L. Gehrung 1994-7-20 525 Plumas Ca 0.2 mi S of Whitehorse Campgd at E side of Bucks Lake, ca 100 yd S of Bucks Creek where bike path crosses moist edge of tributary creek. 1584 Comment
  CDA34142  Lotus corniculatus L. Ahart, J. Dittes 2009-7-14 16077 Plumas on the east side if Forest Service Road 26N22 and Forest Service Road 26N221, about 2.6 miles (air) southeast of Seneca, about 6.5 miles (air) south of Lake Almanor Reservoir Dam. Comment
  CDA14760  Lotus nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3331 Plumas Indian Creek Bridge 0.1 mile northwest of junction with road to Antelope Lake dam. 1584 Comment
  RSA71069  Lotus nevadensis L. S. Rose 1951-6-24 51068 Plumas 9 mi. east of Quincy. 1220 Comment
  RSA186425  Lotus oblongifolius var. nevadensis D. D. Keck 1932-7-3 1710 Plumas Quincy Comment
  RSA0035829  Lotus purshianus var. purshianus Lowell A. Ahart 2008-8-13 15170 Plumas East side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  RSA201340  Lotus unifoliolatus J. T. Howell 1960-7-18 35568 Plumas Drakesbad 1677 Comment
  CDA14583  Lotus wrangelianus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3066 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  UC725747  Lupinus A. A. Heller 1907-7-2 8685 Plumas between Vinton and Beckwith; between Vinton and Beckwith 1493 Comment
  RSA0069569  Lupinus adsurgens Daisie Huang 2006-8-11 06081102 Plumas Rattlesnake Creek, N of Highway 70. 1283 Comment
  UC725749  Lupinus albicaulis var. shastensis A. A. Heller 1907-7-16 8862 Plumas Genessee Valley near Genessee; Genessee Valley 1280 Comment
  CAS-BOT-BC198414  Lupinus albifrons var. albifrons Mrs. H. C. Cantelow 1949-6-10 2 Plumas About 5 miles n.w. of Quincy on Hwy. 24 Comment
  CHSC60539  Lupinus apertus L. P. Janeway 1992-6-4 4213 Plumas Plumas National Forest. Slope above south side of Bear Creek in its upper reach; east side of Eureka Ridge. 1920 Comment
  UC177220  Lupinus arbustus H. M. Hall 1912-7-10 9328 Plumas Long Lake; Sierra Nevada Mountains, Long Lake 2042 Comment
  RSA109810  Lupinus arbustus subsp. silvicola E. K. Balls, Lee W. Lenz 1956-6-19 21841 Plumas 1.2 miles east along State Highway 89 from southern tip of Lake Almanor. 1418 Comment
  SEINET10484741  Lupinus arbustus subsp. silvicola Charles Piper Smith 1921-7-19 Smith 3448 Plumas Mt hough trail Comment
  CAS-BOT-BC196346  Lupinus argenteus var. argenteus L. P. Janeway; Garrett Gibson 1991-6-13 4008 Plumas Between Middle Fork Feather River and Hwy 70, ca 0.3 mi east of Claireville Flat 1484 Comment
  SEINET8080311  Lupinus argenteus var. heteranthus A. A. Heller, P. B. Kennedy 1907-7-2 8685 Plumas Between Vinton and Beckwith Comment
  CAS-BOT-BC196605  Lupinus argenteus var. palmeri L. P. Janeway; Garrett Gibson 1991-7-9 4067 Plumas First ridge-saddle on east side of Meadow View Peak 1981 Comment
  SFV11546  Lupinus bicolor M. L. Vincent 1968-6-10 868 Plumas Sierra Nevada Feather River Highway 70 at mouth of Chambers Creek, North Fork Feather River. 610 Comment
  CAS-BOT-BC196671  Lupinus breweri var. breweri Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  RSA59277  Lupinus confertus E. K. Balls 1950-8-31 15571 Plumas 0.5 mile south of Spanish Creek, Hw. 24, north of Quincy. American Valley. 1067 Comment
  RSA60030  Lupinus confertus E. K. Balls 1950-9-1 15580 Plumas Mohawk Ranger Station, off Hwy 24 and 98 to Reno. 1372 Comment
  SEINET10870977  Lupinus confertus Robert F. Thorne, C. W. Tilforth 1969-9-6 Thorne 39226 Plumas Just S of Beckwourth and S of the Feather river on Co. Hwy A24. 1356 Comment
  SEINET3145131  Lupinus confertus E. K. Balls 1950-9-1 15580 Plumas Mohawk Ranger Station, off Hwy 24 & 98 to Reno, NV 1372 Comment
  CAS-BOT-BC215355  Lupinus dalesiae M. S. Taylor 1982-5-25 4526 Plumas S side of 23N12, ca. 8 miles E of its jct with 23N52, ca 0.75 mile W of McDermott Ravine, 1.5 miles NE of Sloat 1371 Comment
  CAS-BOT-BC215359  Lupinus dalesiae M. S. Taylor 1982-6-24 4752 Plumas Roadbank, N side of ridge at entrance to Gansner Park from Highway 70, Quincy 1066 Comment
  CAS-BOT-BC215370  Lupinus dalesiae M. S. Taylor 1982-6-3 4602 Plumas Flat saddle above Bell Bar Creek Drainage, on 23N45Y, 0.4 mile E of its jct with White Cap Road, ca. 4 miles SW of Sloat 1584 Comment
  CAS-BOT-BC215393  Lupinus dalesiae M. S. Taylor 1982-5-27 4550 Plumas E side of Dean's Valley Road (24N29), 0.4-0.5 mile S of its junction with Bucks Lake Road, ca. 1 mile NE of Meadow Valley 1158 Comment
  CAS-BOT-BC215394  Lupinus dalesiae M. S. Taylor 1982-5-27 4555 Plumas On S side of Bucks Lake-Spanish Creek Road, 4.5 miles SW of its junction with Highway 70 in Quincy 1097 Comment
  CAS-BOT-BC215398  Lupinus dalesiae L. P. Janeway 1990-6-6 3698 Plumas Flat on N side of Long Valley ca 0.5 mile E of Rattlesnake Creek and ca 0.5 ile N of Highway 70/89; vicinity of Sloat 1356 Comment
  CAS-BOT-BC215410  Lupinus dalesiae John Thomas Howell; Gordon H. True 1967-6-12 42587 Plumas N side of American Valley near Quincy 1036 Comment
  CAS-BOT-BC215421  Lupinus dalesiae Walter & Irja Knight 1968-6-18 2334 Plumas Road between La Porte and Quincy 1859 Comment
  CHSC34001  Lupinus dalesiae L. Ahart 1981-5-26 1130 Plumas Along the edge of the South Fork of the Feather River above Little Grass Valley Reservoir, ca. 1 mi above the reservoir. 1828 Comment
  CHSC36197  Lupinus dalesiae M. S. Taylor 1982-6-3 4605 Plumas S side of Poplar Creek Rd (23N08), 0.1 mi E of bridge, ca. 1 mi S of Sloat. 1280 Comment
  CHSC52430  Lupinus dalesiae L. P. Janeway 1990-6-12 3714 Plumas Along Rattlesnake Cr. Ca 1.0 mi N of Hwy 70/89; vicinity of Long Valley, Sloat. 1417 Comment
  CHSC52431  Lupinus dalesiae L. P. Janeway 1990-6-8 3706 Plumas Plumas National Forest. Little Long Valley, E-facing side of canyon; along dirt rd 23N12 ca 0.6 mi N of jct with rd 23N51. 1722 Comment
  RSA31844  Lupinus dalesiae A. A. Heller 1941-5-22 s.n. Plumas Just north of Spanish Creek, outside of Quincy. (the type was collected about 5 miles west of this station) Comment
  UC1552820  Lupinus dalesiae Frederica Bowcutt 1985-5-16 524 Plumas Plumas National Forest Comment
  SEINET10452040  Lupinus dalesiae Mary Susan Taylor 1981-6-15 Taylor 3904 Plumas T24N R8E ne/se sec 1, Bucks Lake NE quad; jct of 24N27 (a loop around Smith lake), ca. 2 mi N of its jct with Bucks Lake Rd, ca. 3 mi NE of Meadow Valley; elevation ca. 3800 ft. 1158 Comment
  SEINET10452045  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4526 Plumas T23N R11E sw/sw sec 2. Mt Ingalls quad. In partial shade of Jeffrey Pine Forest, s side of 23N12, 0.8 mi e of its jct with 23N52, ca. 3/4 mi w of McDermott Ravine, ca. 1.5 mi ne of Sloat. 4500 ft. 1371 Comment
  SEINET10452047  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4528 Plumas T23N R11E ne/se sec 17. Blue Nose Mt quad. On steep rdbk, w side of Peoria Creek Rd (23N10), 2.5 mi w of its jct with Poplar Cr near Sloat. 4400 ft. Jeffrey Pine Forest. 1341 Comment
  SEINET10452049  Lupinus dalesiae Mary Susan Taylor 1982-5-26 Taylor 4533 Plumas T23N R10E nw/nw sec 12. Spring Garden quad. Both sides of Fells Creek Rd - 23N22, 4.0 mi w of Lee Summit, ca. 2 air mi sw of Sloat. 4400 ft. Mixed Coniferous Forest. 1341 Comment
  SEINET10452061  Lupinus dalesiae Mary Susan Taylor 1982-6-24 Taylor 4752 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
  SEINET10452064  Lupinus dalesiae Mary Susan Taylor 1982-6-17 Taylor 4688 Plumas T23N R10E ne/nw sec 9. Spring Garden quad. W side of 24N13, 0.5 mi s of its jct with Quincy-LaPorte Rd, ca. 4 air mi se of Quincy. Elev 5400 ft. 1646 Comment
  SEINET10485188  Lupinus dalesiae Taylor 1982-6-16 Taylor 4688 Plumas Spring garden quad. Open bare roadcut, west side of 24n13, .5 mi south of its Jct with quincy-laport rd, ca. 4 Air mi southeast of quincy. With allium Campanulatum. 1646 Comment
  SEINET10485190  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4541 Plumas T26n r9e e1/2sw1/4 sec 23. Greenville sw quad. On open phyllite dry rd Embankment, w side of dixie canyon rd (204), 1.2 mi n of its jct with hwy 89 at Moccasin. With lupinus onustus, rosa pinetorum. 1219 Comment
  SEINET10485195  Lupinus dalesiae Mary Susan Taylor 1982-7-17 Taylor 4689 Plumas T23n r11e sw1/4nw1/4 sec 17. Blue nose mt quad. On open bare phyllite Roadcut, s side of 23n44y, 0.2 - 0.3 mi. W of its jct with bell bar creek rd (23N50y), ca 2 air mi. Sw of sloat. With collinsia torreyi, rives nevadense. 1494 Comment
  SEINET10485197  Lupinus dalesiae Mary Susan Taylor 1982-7-17 Taylor 4694 Plumas T23n r11e sw1/4sw1/4 sec 18. Blue nose mt quad. Open bare roadcut, mixed Evergreen forest, s side of 23n44y, 0.8 mi. Se of its jct with peoria creek Rd (23n10), ca 3 air mi. Sw of sloat. With rosa pinetorum and apocynum Pumilum. 1707 Comment
  SEINET10485199  Lupinus dalesiae Mary Susan Taylor 1982-7-23 Taylor 4713 Plumas T23n r10e se1/4ne1/4 sec 18. Blue nose mt quad. Open bare phyllite roadbank, S side of peoria creek rd (23n10), 1.5 mi. W of its jct with 23n50y, ca 3 air Mi. Sw of sloat. With pseudotsuga menziesii, osmorhiza chilense. 1402 Comment
  SEINET10906998  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4595 Plumas 5500 ft. T23N R12E ne/sw sec 17. S side of 23N11, 0.5 mi e of its jct with 23N48, ca. 5 air mi n of Mohawk. 1676 Comment
  SEINET10973212  Lupinus dalesiae Mary Susan Taylor 1982-5-26 Taylor 4540 Plumas T24N R10E nw/nw sec 15. Spring Garden quad. W side of Quincy-LaPorte Rd, 4.1 mi n of Nelson Creek bridge, ca. 3.5 mi w of Spring Garden. 4000 ft. 1219 Comment
  UCSB16017  Lupinus formosus Breedlove, Dennis 1962-6-12 Plumas On northern bank of Indian Creek; along State Highway 89, 6.9 miles south of Greenville; Sierra Nevada 1066 Comment
  UCSB63568  Lupinus formosus Jokerst, James 1985-6-10 Plumas Indian Creek Small Hydro Survey; upper edge of reconstruction zone of Hwy. 70: T26N R9E NE1/4 NW1/4 Sect. 35 Comment
  UC1482904  Lupinus grayi LeDoux, Conrad, and Dunn 1973-6-5 1092 Plumas along Hwy 89, 2.2 mi from jct of Hwy 89 and 70 Comment
  CAS-BOT-BC329257  Lupinus grayi M. S. Taylor 1982-6-17 4693 Plumas S side of 23N44Y, 1.8 mi W of its jct with Bell Bar Creek Rd (23N50Y), ca 2 air mi SW of Sloat. 1524 Comment
  SEINET10483999  Lupinus grayi Mary Susan Taylor 1982-6-2 Taylor 4603 Plumas W side of Poplar Creek Rd (23N08), jct s of bridge over Poplar Creek, 1 mi s of Sloat. 4200 ft. 1280 Comment
  UC149926  Lupinus lepidus var. confertus Katharine Brandegee July 1911 Plumas Portola Comment
  UC149982  Lupinus lepidus var. confertus Katharine Brandegee 1911-7-30 Plumas Portola Comment
  UC727127  Lupinus lepidus var. confertus A. A. Heller 1938-6-14 15160 Plumas along the Feather River Highway near Gray's Flat; along the Feather River Highway near Gray's Flat 868 Comment
  UC1481375  Lupinus lepidus var. confertus W. E. Harmon 1969-8-18 1563 Plumas 2 mi w Portola; w <of> Portola Comment
  CHSC41191  Lupinus obtusilobus J. D. Jokerst 1984-5-14 2010 Plumas SE of Genesee Valley, S of Ward Creek. 1463 Comment
  UCD109312  Lupinus obtusilobus Jim McHenry 1991-1 s.n. Plumas ca. 45 miles east of Oroville. 1524 Comment
  UCD109328  Lupinus onustus A. A. Heller 1913-6-13 10869 Plumas Quincy. 1066 Comment
  RSA372133  Lupinus sellulus subsp. sellulus LeDoux, Dunn, Conrad 1973-6-5 1082 Plumas Juction of Hwy. 70 and Twain Road. 1067 Comment
  CHSC13596  Lupinus stiversii J. Pitts 1972-4-29 179 Plumas 9 mi ne of Poe Power Dam on Hwy. 70, on uphill side of the road. Comment
  CDA33220  Luzula comosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3158 Plumas Long Valley, 0.4 mile south of junction of Dixie Canyon-Round Valley and Canyon Dam Roads, at Maxwell Mine Road. Comment
  UCD142069  Luzula comosa Alva Day 1939-5-31 s.n. Plumas Near Camel's Peak. Comment
  JEPS115938  Luzula comosa var. comosa Lowell Ahart, John Dittes 2009-7-13 16043 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CHSC96320  Luzula comosa var. laxa L. P. Janeway; B. Castro 2006-9-9 8879 Plumas High Cascade Range. Near end of Road 29N02Y, 0.8 km southwest of confluence of Panther Creek and North Arm Rice Creek; 1.2 km northeast of Blue Lake. 1932 Comment
  CHSC76151  Luzula parviflora G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-26 3342 Plumas 0.75 mile east of Bucks summit on Bucks Lake Road. 1600 Comment
  SEINET10537473  Lychnis coronaria Mary Susan Taylor 1982-8-23 Taylor 5035 Plumas T25N R9E sw/sw sec 18. Almanor SE quad. Under PG&E wire between dirt rd and Feather River, in seep on slope ca. 1/4 mi n of Dutch Creek, ca. 0.5 mi ne of Twain. Riparian; 2800 ft. 853 Comment
  CHSC81382  Lythrum portula Lowell Ahart 2001-9-18 9284 Plumas Near the edge of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  JEPS102822  Lythrum portula Lowell Ahart 2001-8-28 9214 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  RSA0118927  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
  RSA699781  Madia citriodora L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11153 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CAS-BOT-BC343781  Madia elegans John Thomas Howell 1959-9-24 34911 Plumas Crescent Mills 1066 Comment
  CDA14698  Madia exigua G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3186 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  CAS-BOT-BC342860  Madia glomerata M. S. Taylor 1981-8-28 4246 Plumas Along Sulphur Creek, ca. 1/4 mi s of Hwy 89, ca. 3 mi se of Clio 1432 Comment
  CDA8268  Madia glomerata T. C. Fuller 1980-8-5 20290 Plumas South of the railroad, west of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  CHSC34912  Madia glomerata M. S. Taylor 1981-7-11 4067 Plumas SW side of Lake Almanor, in meadow between campground and rd to Almanor, ca. 1 mi sw of Prattville, ca. 3/4 mi e of Hwy 89. 1371 Comment
  CHSC37011  Madia glomerata M. S. Taylor 1982-9-7 5092 Plumas Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  JEPS107862  Madia glomerata Lowell Ahart, Josephine Guardino 2005-8-9 12262 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1635 Comment
  JEPS113592  Madia glomerata Lowell Ahart, Josephine Guardino 2007-7-20 14336 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  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
  RSA603707  Madia glomerata Joseph A. Ewan 1934-7-18 8574 Plumas Middle Fork Feather River at Portola Comment
  SD132021  Madia glomerata Barbara Ertter 1988-7-25 7845 Plumas Diamond Mountains,ca.12 airline miles southsouthwest Susanville, Snoring Springs 0.5 miles north of Diamond Mountain-Greenville-RedRock junctn 1980 Comment
  CAS-BOT-BC343287  Madia gracilis John Thomas Howell; Gordon H. True 1967-7-11 43285 Plumas 2 miles from Quincy Junction on road to Mt. Hough 1219 Comment
  JEPS115862  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
  RSA795722  Madia gracilis L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16226 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  SBBG32348  Madia gracilis L. S. Rose 1967-7-12 Plumas Quincy 1036 Comment
  CAS-BOT-BC343256  Madia gracilis Clarence R. Quick 1934-7-4 s.n. Plumas Headwater of Clear Creek, Plumas National Forest Comment
  CAS-BOT-BC343267  Madia gracilis John Thomas Howell; H. Keith Wagnon 1980-5-28 53693 Plumas Near Twain, East Branch North Fork Feather River 914 Comment
  RSA603951  Madia gracilis subsp. gracilis Joseph A. Ewan 1934-7-19 8241 Plumas Dentens (Blairsden) 1616 Comment
  SEINET10475206  Madia gracilis subsp. gracilis Mary Susan Taylor 1982-9-13 Taylor 5131 Plumas T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft. 1487 Comment
  CDA8262  Madia minima D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .304 Plumas Above Little Grass Lake on West side. Comment
  RSA95494  Madia minima L. S. Rose 1954-5-30 54058 Plumas Johnsville 1601 Comment
  SEINET10872065  Madia minima Mary Susan Taylor 1981-5-10 Taylor 3666 A Plumas T26N R12E nw sec 32. Genesee Valley quad.In loose decomposed granite gravel, N side of Genesee Valley Rd, ca. 2 mi E of its jct with Beckwourth Pass turnoff and Flournoy Bridge; overlooking Plumas Lbr. Co, ca. 5 mi E of Genesee. 4200 ft. 1280 Comment
  CAS-BOT-BC512092  Maianthemum racemosum subsp. amplexicaule Thomas H. Kearney 1944-8-14 34 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC269226  Melica aristata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54379 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CHSC107906  Melica aristata L. P. Janeway 2011-8-23 10671 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.7 road km east of Road 22N60; 2.4 air km east-northeast of the northeast corner of Little Grassy Valley Reservoir. Small grassy openings in north-facing slopes. 1719 Comment
  UCD86261  Melica aristata G. L. Stebbins Jr. 1939-7-6 2909 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CAS-BOT-BC271098  Melica bulbosa John Thomas Howell 1951-6-28 27721 Plumas Eureka Peak 2255 Comment
  CHSC91955  Melica bulbosa G. Douglas Barbe; T. C. Fuller 1982-6-15 3725 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  CDA32493  Melica bulbosa G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-24 3261 Plumas Summit, Mt. Hough Comment
  CAS-BOT-BC282092  Melica fugax Lowell Ahart 1986-7-8 5347 Plumas About 1 mile NW of Pilot Peak, ca 14 miles NE of La Porte 1981 Comment
  CAS-BOT-BC282095  Melica fugax Lowell Ahart 1977-6-20 s.n. Plumas About 6 miles N of La Porte 2000 Comment
  CAS-BOT-BC282099  Melica fugax Hans Leschke 1954-7-3 s.n. Plumas Lassen Volcanic National Park. 0.25 mile SE of Boiling Springs Lake 1859 Comment
  CHSC63308  Melica fugax Lowell Ahart 1994-6-12 7316 Plumas Near Cedar Flat, on the west side of Faggs Mine Road, south-west of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake. 1706 Comment
  JEPS106320  Melica fugax Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11008 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy 1344 Comment
  CAS-BOT-BC281268  Melica geyeri John Thomas Howell; Gordon H. True; Walter & Irja Knight 1969-6-24 2431 Plumas Butterfly Botanical Area and Vicinity. Collected in vicinity of Butterfly Creek mouth 883 Comment
  UCD88475  Melica stricta E. Sawyer 1935-6-25 148 Plumas 1 1/2 miles S.S.E. of Crow. 1889 Comment
  CAS-BOT-BC264176  Melica subulata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54332 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road, Sierra Nevada 1341 Comment
  UCD88628  Melica subulata John Thomas Howell; Gordon True, Walter and Irja Knight 1968-6-11 2410 Plumas Butterfly Botanical Area. 1097 Comment
  JEPS115119  Mentha arvensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16243 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC73953  Mentha canadensis B. Castro; Barry Davis 1997-8-13 779 Plumas Ca 1 mi N of the Crocker Guard Station, just E of Co. Rd 111, in meadow along Crocker Creek (ca 1.5 mi N of Crocker Mdw). 1700 Comment
  UC1191899  Mentha canadensis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1391 Plumas Last Chance Marshes at n end Lake Almanor (just s of Chester); n end Lake Almanor, Last Chance Marshes Comment
  RSA8037  Mentzelia H. A. Barker 1927-7-16 825 Plumas Mohawk 1372 Comment
  CDA19237  Mentzelia dispersa G. D. Barbe, T. C. Fuller 1982-6-17 3827 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  JEPS115787  Mentzelia dispersa Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15876 Plumas About 1600 feet southwest of Lake Almanor Dam 1386 Comment
  UC1094007  Mentzelia montana Lewis S. Rose 1955-7-19 55139 Plumas Beckworth 1493 Comment
  UC1121650  Mentzelia montana E. Sawyer 1935-6-10 92 Plumas 5 1/4 mi W of Summit; Sierraville Quadrangle 1493 Comment
  RSA0015435  Menyanthes Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CHSC50554  Menyanthes trifoliata Vernon Oswald 1990-6-22 4316 Plumas Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. 9 mi (air) northwest of Chester. Common emergent aquatic along the marshy margin of the lake and on floating sphagnum bogs. 1767 Comment
  UC1609428  Menyanthes trifoliata Vernon H. Oswald and Lowell Ahart 1993-8-3 5759 Plumas 9 air mi n of Lake Almanor (Hay Meadow at n end of 30N25 on s edge of the Caribou Wilderness); Caribou Wilderness, Hay Meadow 1950 Comment
  POM89818  Mertensia ciliata var. stomatechoides C. F. Sonne 1887-06 s.n. Plumas Road to Sierra Valley at Sardine. Comment
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  PASA1947  Mertensia stomatechoides Frank W. Peirson 1926-6-21 Plumas East slope Sierra Nevada on the Humbolt Road. Comment
  SEINET6033449  Micranthes californica M. J. Williams 1967-4-22 s.n. Plumas Near Plumas-Butte Co. line, just west of Grizzly Tunnel 549 Comment
  LA209005  Micranthes integrifolia Mrs. C. W. Hollis; 1928-6-30 Plumas Mt. Lassen National Forest, Drakesbad Comment
  CHSC20990  Micranthes oregana F. T. Griggs; A. Pass 1975-7-11 158 Plumas Buck's Lake. Comment
  CHSC35259  Micranthes oregana M. S. Taylor 1981-6-18 3937 Plumas Along spring crossing Beckwourth-Genesee Rd n of Crystal Creek, ca. 2 mi s of Notson Bridge, ca. 17 air mi ne of Blairsden. 1737 Comment
  CAS-BOT-BC349353  Microseris nutans E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake Comment
  CDA18695  Microseris nutans G. D. Barbe, T. C. Fuller 1982-6-15 3702 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  JEPS113378  Microseris nutans Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14041 Plumas About 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  POM290244  Microseris nutans Lyman Benson 1932-7-29 3987 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  UC485810  Microseris nutans H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC116571  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
  UC964787  Mimulus aurantiacus var. grandiflorus Milo S. Baker 1952-5-27 12474 Plumas Camp Storrie, along Hiway 24 Feather River Canyon Comment
  UC1063027  Mimulus breviflorus E. Sawyer 1935-6-27 208 Plumas Charlies Valley Plumas National Forest, Sierraville Quadrangle Comment
  CHSC113629  Mimulus breweri Lowell Ahart 2014-8-31 19824 Plumas Mud flats along Black Rock Creek, about 250 yards southwest of the foot bridge across Black Rock Creek, about 250 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 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
  SEINET10570219  Mimulus densus Mary Susan Taylor 1981-7-27 Taylor 4140 Plumas T25N R11E NW 1/4 sec 12. Genesse Valley quad. On granite embankment E side of 25N42 Flournoy Grade, 1.3 mi S of Flour- noy Bridge, ca. 3 mi E of Genesse. 4400 ft. 1341 Comment
  RSA59263  Mimulus guttatus E. K. Balls 1950-8-31 15556 Plumas Spanish Creek off Hwy 24, just north of Quincy. 1067 Comment
  RSA718941  Mimulus guttatus L. Ahart 2006-10-8 13395 Plumas West side of Chips Creek, just south of the bridge on Highway 70, about 1.25 miles southwest of Belden. 715 Comment
  CDA12052  Mimulus layneae G. F. Hrusa, J. Dinsdale 1989-6-26 7204 Plumas Sierra Nevada; N side of Bucks Lake, approx. 25 m. W of Quincy. Comment
  RSA794835  Mimulus mephiticus L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15853 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  UCD19157  Mimulus microphyllus June McCaskill 1956-1 415 Plumas Lake Almanor region Comment
  UC917314  Mimulus moniliformis J. M. Tucker 1948-7-25 1739 Plumas sw side Camel Peak (at mine of United Mining Company); Pinchard Creek 1524 Comment
  JEPS122296  Mimulus moschatus Lowell Ahart 2014-8-31 19823 Plumas Along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 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
  UCD122821  Mimulus moschatus J. M. Tucker 1948-7-24 1719 Plumas near road from Cascade to Camel Peak. 1615 Comment
  RSA101423  Mimulus moschatus var. sessilifolius R. Weatherby 1955-8-12 1682 Plumas McFarland Creek near Morrow Creek, above Meadow Valley. 1433 Comment
  JEPS20829  Mimulus nanus var. mephiticus S. Galen Smith 1958-7-25 Plumas near Rich Bar (along Feather River Highway (Alt. US 40), 2.2 mi e of bridge over North Fork of the Feather River and junction of road to Caribou) 777 Comment
  JEPS3894  Mimulus nanus var. mephiticus Duncan Dunning 1923-6-4 Plumas near Portola; Humbug Creek Comment
  RSA422245  Mimulus nanus var. mephiticus Dorothy Davis 1923-08 s.n. Plumas Gold Lake. 2439 Comment
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Nov 13 2013
  RSA523819  Mimulus nanus var. mephiticus S. Galen Smith 1958-7-25 s.n. Plumas Along Feather River Highway (Alt. US 40), 2.2 mi e. of bridge over the North Fork of the Feather River and the junction of the road to Caribou, near Rich Bar. 777 Comment
  UC1012191  Mimulus nasutus F. W. Pennell and A. A. Heller 1940-6-5 25690 Plumas below Belden (Route 24); Feather River 487 Comment
  RSA169427  Mimulus primuloides L. S. Rose 1963-6-3 63118 Plumas Butterfly Valley, 2 miles SW of Keddie. 1189 Comment
  SEINET10570270  Mimulus pygmaeus Mary Susan Taylor 1981-6-19 Taylor 3933 Plumas T27N R7E ne/ne sec 10. Almanor SW quad. SW side of Lake Almanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi NW of Prattville, ca. 3/4 mi E of Hwy 89. 4500 ft elev. 1372 Comment
  JEPS113523  Mimulus suksdorfii Lowell Ahart, John Dittes 2007-6-16 14105 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UCD23264  Mimulus torreyi Louis K. Mann, Pat Mann 1963-6-17 s.n. Plumas Along U.S. Highway 395, 1-2 miles north of the junction with U.S. Alternate 40. Comment
  SEINET10483082  Mitella pentandra Mary Susan Taylor 1982-6-16 Taylor 4687 Plumas T23N R10E sw/se sec 8. Onion Valley quad. W side of 24N13 along small creek, 1.4 mi s of its jct with Willow Creek Rd (23N90), ca. 4 air mi se of Quincy. Alt. 5000 ft. 1524 Comment
  CHSC91806  Moehringia macrophylla G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16295 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: ridge of berm at low end of bog. 1158 Comment
  SEINET10898325  Monardella Mary Susan Taylor 1981-8-25 Taylor 4239 Plumas California: T25N R7E nw1/4 of ne1/4 sec 11. Almanor SW quad. W side of 26N22F, road to Red Hill Lookout, on serpentine, ca. 5 air mi NE of Belden. Plumas County. 6300 ft. 1920 Comment
  SJSU15281  Monardella follettii S. Woolhouse 2010-7-20 3 Plumas Near old mine barrens and Bean Hill. Along forest service road 25N17. Comment
  SJSU15285  Monardella follettii S. Woolhouse 2010-7-20 6 Plumas Forest service road 26N26 north of Highway 70 and west of Caribou Road. Comment
  SEINET10582324  Monardella follettii A. Graff 1993-7-22 Graff 307 Plumas Plumas National Forest. Meadow Valley Rd. south from Virgilia, on the left roadside, 3 miles from the Union Pacific RR crossing of the East Branch Feather River. T25N,R8E,S30. Locally frequent, growing on a serpentine road cut filling in with Pseudotsuga menziesii and Calocedrus decurrens. Comment
  SEINET10829411  Monardella follettii A. Graff 1993-7-23 Graff 334 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  SEINET10862291  Monardella follettii A. Graff 1993-7-23 Graff 338 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  RSA35104  Monardella odoratissima Thomas H. Kearney 1944-8-14 127 Plumas Near Prattville, Lake Almanor. Comment
  UC2016529  Monardella odoratissima Richard Olmstead 1983-7-2 411 Plumas On road cut along Hwy 89 ca. 3 mi. N. of jct. of Hwys 89 and 70. Ca. 12 mi. N. of Quincy. Comment
  CAS-BOT-BC314216  Monardella odoratissima subsp. glauca John Thomas Howell 1960-7-24 35972 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  UC2035865  Monardella odoratissima subsp. glauca E. D. Merrill 1929-7-13 Plumas Silver Lake Comment
  SEINET10498942  Monardella odoratissima subsp. glauca Mary Susan Taylor 1982-7-21 Taylor 4897 Plumas T23N R10E sw/nw sec 14. Onion Valley quad. Summit of Little Volcano, ca. 5 mi se of Quincy. 5801 ft. Dry rocky outcrop. 1768 Comment
  CAS-BOT-BC222107  Monardella odoratissima subsp. pallida Wayne Roderick 1967-8-5 s.n. Plumas Luther Ridge, Plumas-Sierra County line 2133 Comment
  CAS-BOT-BC222116  Monardella odoratissima subsp. pallida John Thomas Howell 1926-7-31 2179 Plumas Near Prattville 1463 Comment
  CHSC43979  Monardella odoratissima subsp. pallida L. P. Janeway 1987-5-28 2104 Plumas Along county rd A-14 just se of turn to Almanor Peninsula. 1402 Comment
  CHSC52046  Monardella odoratissima subsp. pallida L. P. Janeway 1990-8-29 3837 Plumas Plumas National Forest. Southern flank of Mt Ingalls ca 1/4 mi from the top. 2407 Comment
  CHSC58502  Monardella odoratissima subsp. pallida Vernon H. Oswald; Lowell Ahart 1992-7-6 5072 Plumas Lassen Volcanic National Park. On Kelly Mtn. ca. 0.4 mi WNW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). 1752 Comment
  CHSC60103  Monardella odoratissima subsp. pallida L. P. Janeway; Garrett Gibson 1992-6-16 4237 Plumas Plumas National Forest. About 0.5 mi north-northwest of Beckwourth Peak and 2.5 mi south-southeast of Portola. 1889 Comment
  CHSC61986  Monardella odoratissima subsp. pallida L. P. Janeway 1993-8-5 4502 Plumas Plumas National Forest. About 1.3 mi northwest of Pilot Peak; along the Quincy-La Porte Road (Road 511) 0.4 mi southwest of Onion Valley Creek crossing. 1895 Comment
  JEPS114508  Monardella odoratissima subsp. pallida Lowell Ahart 2008-8-13 15175 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  CAS-BOT-BC222153  Monardella odoratissima subsp. pallida H. D. Ripley; R. C. Barneby 1943-6-16 5771 Plumas Lake Almanor 1356 Comment
  CHSC67980  Monardella sheltonii James D. Jokerst 1989-7-3 3122 Plumas Caribou Rd. 1.2 mi N of Hwy. 70. Comment
  SEINET10582342  Monardella sheltonii A. Graff 1993-7-22 Graff 299 Plumas Plumas National Forest. Hwy. 70 west, just past the railroad tressle after Keddie (just past Graff collections 259-297), on the west-facing road cut. T25N,R9E,S15. Growing on gravelly, reddish shale, the cut filling in with Pinus jeffreyi, Pseudotsuga menziesii, Calocedrus decurrens, Quercus sp., Acrtostaphylos sp. Comment
  SEINET10829414  Monardella sheltonii A. Graff 1993-7-21 Graff 283 Plumas Plumas National Forest. Hwy. 70, .3 miles northwest of its junction with USNFS Rd. 23N06 (just past Mohawk), on the northeast side of the road. T22N,R12E,S5. Growing in sandy clay with Pinus jeffreyi and scrub. Mid-bloom. Bombus sp. Comment
  CHSC34000  Monardella stebbinsii M. S. Taylor 1981-7-18 4056 Plumas N side of Caribou Rd, ca. 3 mi ne of its jct with Hwy 70 near Belden. 853 Comment
  SJSU15280  Monardella stebbinsii S. Woolhouse 2010-7-25 1 Plumas Slope next to Caribou Road (some plants at eye level when standing on road) and the north fork of the Feather River. Comment
  UC1473878 Image available Monardella stebbinsii Clare B. Hardham 1968-7-15 15680 Plumas Near Belden, North Fork Feather River, 1.9 km north of Queen Hills Camp Ground, Sierra Nevada Mounrtains Comment
  CAS-BOT-BC7366  Monardella stebbinsii Clare Butterworth Hardham 1968-7-15 15680 Plumas Belden--Caribou Rd., about 1 mile N of Queen Lily Camp Ground. North Fork of Feather River. 853 Comment
  UC1124568  Monardella villosa subsp. villosa C. G. Albertus 1935-7-20 220 Plumas 1 1/2 mi southwest of Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  SEINET10582232  Monardella villosa subsp. villosa A. Graff 1993-7-22 Graff 321 Plumas Plumas National Forest. 1.2 miles north on Caribou Rd. (USNFS Rd. 27N26) from Hwy. 70, on both sides of the road. T25N,R7E,S17. Locally infrequent, with Pseudotsuga menziesii, Pinus ponderosa, Quercus sp. Comment
  CAS-BOT-BC444742  Montia chamissoi John Thomas Howell 1960-7-23 35969 Plumas Lassen Volcanic National Park. Dream Lake, Drakesbad 1828 Comment
  CHSC112527  Montia chamissoi B. Castro; L. P. Janeway 2008-6-8 1739 Plumas Northern High Sierra Nevada. About 550 ft west of Crocker Creek, on west side of Beckwourth-Genesee Road ca 1 mi north of Crocker Guard Station. 1712 Comment
  SBBG21853  Montia chamissoi D. Myrick 1964-7-19 878 Plumas Dream Lake, Drakesbad 1828 Comment
  UC1136698  Montia chamissoi E. Sawyer 1935-6-22 188 Plumas 1.6 mi ene of Grizzley Peak (Plumas National Forest); Plumas National Forest 1767 Comment
  SEINET10572654  Montia chamissoi Mary Susan Taylor 1981-5-10 Taylor 3677 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  JEPS103571  Montia fontana Lowell Ahart 2002-6-26 9795 Plumas Growing along and in a small stream, ca 150 yards N of the gravel road, ca 1/4 mile (air) W of Lumpkin Ridge Road, ca 1 mile (air) SE of Tamarack Flat, ca 2 miles (air) NW of Little Grass Valley Reservoir dam, ca 5 miles (air) NW of La Porte. 1718 Comment
  CAS-BOT-BC445090  Montia linearis John Thomas Howell 1963-6-3 39391 Plumas Butterfly Valley Comment
  CAS-BOT-BC445078  Montia linearis W. Harnach; N. Harnach 1989-4-16 031 Plumas Sierra Valley. 3/4 mile west of Steel Bridge on Marble Lane. 1487 Comment
  RSA325119  Montia linearis M. S. Taylor 1981-5-10 3676 Plumas E side of Antelope Lake, in adn around large wet Pioneer Meadow, 20 air miles NE of Taylorsville. 1537 Comment
  CAS-BOT-BC263363  Muhlenbergia asperifolia Fred Sommers; Greg Sommers 1976-7-15 171 Plumas Sierra Valley Marsh, roadside along Dyson Lane near Road A23, Sierra Nevada 1524 Comment
  CHSC24252  Muhlenbergia filiformis K. R. Stern 1975-7-23 Plumas West side of Lake Almanor. Comment
  CHSC97433  Muhlenbergia filiformis Robert Fischer 2006-7-2 1034 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  POM192991  Muhlenbergia filiformis E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake. 1829 Comment
  POM313206  Muhlenbergia filiformis Malcolm A. Nobs, S. Galen Smith 1949-8-18 1367 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  RSA129386  Muhlenbergia filiformis G. Burks 1933-8-8 29 Plumas 4 1/4 miles NE Cammel Park. 1707 Comment
  RSA60243  Muhlenbergia filiformis E. K. Balls 1950-9-2 15635 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  UC384670  Muhlenbergia filiformis E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CHSC97612  Muhlenbergia richardsonis Lowell Ahart; John Dittes 2007-6-17 14166 Plumas On damp soil, along 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
  RSA182988  Myosotis discolor Clare B. Hardham 1961-6-15 7404 Plumas Graeagle. 1372 Comment
  UC501396  Myosotis scorpioides David D. Keck Jul 3 1932-Jul 5 1932 1695 Plumas just w. of town Quincy; Northern Sierra Nevada, Quincy 1065 Comment
  RSA641881  Myosurus minimus Michael A. Vincent 1999-6-7 8540 Plumas Plumas National Forest; Beckwourth Ranger district along Route A23, just south of Route 70, SW of Beckwourth. Comment
  SD243372  Myriophyllum sibiricum B. Villegas 2008-7-23 Plumas Lake Davis, Eagle Point. Comment
  SEINET10501564  Najas guadalupensis Mary Susan Taylor 1981-9-3 Taylor 4266 Plumas California: T26N R9E nw1/4 of sw1/4 sec 15. Greenville SW quad. N tip of Round Valley Reservoir by road 204, ca. 3 air mi S of Greenville. Plumas County. 4500 ft. 1372 Comment
  UCD23272  Nama aretioides var. multiflora Louis K. Mann; Pat Mann 1963-6-17 s.n. Plumas Along U.S. Highway 395, between its junction with U.S. Alternate 40 and Doyle. Comment
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Feb 12 2014
  JEPS1361  Nama lobbii W. L. Jepson 1939-7-31 19314 Plumas s slope Spanish Peak 2042 Comment
  SD6325  Narthecium californicum Mrs. R. M. Austin 1881-1 Plumas Big Meadows. Comment
  CAS-BOT-BC515768  Narthecium californicum Robert J. Weatherby 1921-7-24 1476 Plumas Butterfly Valley, near Quincy 1219 Comment
  SEINET10496816  Navarretia breweri Mary Susan Taylor 1981-7-6 Taylor 3981 A Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  CHSC80853  Navarretia capillaris Lowell Ahart 2001-7-17 8907 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  RSA201328  Navarretia capillaris J. T. Howell 1960-7-21 35829 Plumas Plumas County: Meadowy forest floor NW of Willow Lake. 1707 Comment
  CHSC44332  Navarretia divaricata Lowell Ahart 1974-7-30 561 Plumas West of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC58174  Navarretia divaricata subsp. divaricata Vernon H. Oswald 1992-6-18 4984 Plumas Lassen Volcanic National Park. Warner Valley; N side of Hot Spring Creek just within the boundary of the park. Near the creek. 1609 Comment
  CHSC89328  Navarretia divaricata subsp. vividior G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3181 Plumas Sierra Nevada. 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  RSA104163  Navarretia intertexta Mrs. R. M. Austin 1880-1 s.n. Plumas [no locality information provided] Comment
  SEINET197718  Navarretia intertexta J. M. Tucker 1948-7-24 1717 Plumas Near road from Cascade to Camel Peak. 1615 Comment
  CHSC91909  Navarretia intertexta subsp. intertexta Lowell Ahart; Josephine Guardino 2005-8-9 12263 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  CHSC20844  Navarretia intertexta subsp. propinqua K. R. Stern 1975-7-23 5816 Plumas W shore of Lake Almanor. 1371 Comment
  RSA537482  Navarretia leptalea Barbara Ertter 1989-7-4 8681 Plumas 2.2 miles west of junction with Highway 89 and Highway 36 southwest of Chester. 1463 Comment
  RSA72301  Navarretia leptalea F. W. Peirson 1926-6-22 6827 Plumas Drakesbad, Lassen National Park Comment
  CHSC56562  Navarretia leptalea subsp. leptalea L. P. Janeway 1984-7-15 920 Plumas Along dirt road on south side of Frenchman Hill; ca 3 mi west-southwest of Bucks Lake. 1737 Comment
  SEINET2440279  Navarretia linearifolia subsp. linearifolia Leigh A. Johnson 1993-7-2 93 -123 Plumas Tahoe Natl. Forest. 5 miles NE of Hwy 89 along Hwy A15. Just off A15 near dirt road to the W. Sagebrush-Ponderosa pine area.; 0 1550 Comment
  CHSC27521  Nemophila heterophylla Michael F. Henetz 1978-4-22 19 Plumas E bank Murphy Creek. Ca/ 20 m n of Murphy Creek confluence with North Fork Feather River, ca. .4 km ne of Rock Creek Dam on Hwy. 70. 735 Comment
  CAS-BOT-BC230551  Nemophila parviflora var. austiniae Alice Eastwood 1927-6-17 14632 Plumas United States Forest Reserve. On road from Long Valley to Greenville Comment
  CHSC64441  Nemophila spatulata B. Castro; G. Kuenster 1994-7-11 528 Plumas Ca 1 air mi S of SE tip of Bucks Lake, ca 300 ft N of Haskins Creek in damp area in old logging road bed as it crosses S-trending drainage tributary to Haskins Creek. 1615 Comment
  JEPS108893  Nemophila spatulata Lowell Ahart 2006-7-9 12937 Plumas In a small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1661 Comment
  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
  CHSC1922  Nicotiana attenuata V. Holt 1935-8-1 Plumas Portola. Comment
  CHSC48188  Nothocalais alpestris Vernon Oswald 1984-6-25 1330 Plumas La Porte-Quincy Rd. near the jct. of the road to Cleghorn Bar. 1905 Comment
  CDA38180  Oenothera elata subsp. hirsutissima T. C. Fuller 1963-7-17 10925 Plumas South side of Highway 40 Alt. to Portola, ca. 6 miles east of Quincy. 0 Comment
  SD103798  Oenothera tanacetifolia Darley Howe 1978-7-16 Plumas Along highway 49, 5 miles north of Loyalton. Comment
  SEINET7744786  Onobrychis viciifolia M. J. Williams, R. Barneby, M. Lavin 1982-6-1 82- 94 -1 Plumas Near Hallelujah Junction (Hwy 395 and Hwy 70) 1372 Comment
  CAS-BOT-BC355571  Oreostemma alpigenum var. andersonii Anna Head 1921-8-6 s.n. Plumas Near outlet of Bear Lake, Feather River Region Comment
  CHSC36877  Oreostemma alpigenum var. andersonii M. S. Taylor 1982-8-4 4915 Plumas On N side of Soloman Saddle Rd, ca. 1 mi NW of Taylor Rock, ca. 7 air mi NE of Quincy. 1889 Comment
  UCD20961  Oreostemma alpigenum var. andersonii E. Bortiri 2002-6-20 WFC 9 Plumas McRae Meadow, 5 miles West of Plumas Eureka State Park. Comment
  SEINET11131842  Orogenia fusiformis T. Ramelli 1948-4-18 5 Plumas 8 miles north of Vinton 1707 Comment
  UC1609125  Orthilia secunda Vernon H. Oswald and Lowell Ahart 1993-8-25 5855 Plumas Ridge Lake located ca. 1 mi ESE of Spencer Mdw. ca. 0.6 mi S of Lassen Park. 1978 Comment
  UC1585983  Orthocarpus cuspidatus subsp. copelandii Barbara Ertter 1988-7-25 7859 Plumas ca 15 air mi due s Susanville (sheep camp on Pierce Creek); Diamond Mts., Pierce Creek 1981 Comment
  RSA537510  Orthocarpus cuspidatus subsp. copelandii Barbara Ertter 1988-7-25 7859 Plumas Diamond Mountains: ca. 15 air miles due S of Susanville, sheep camp on Pierce Creek. 1982 Comment
  CHSC60151  Orthocarpus cuspidatus subsp. cryptanthus B. Castro; D. Mastalir 1992-7-23 459 Plumas Ca 4 air mi NW of N end of Frenchman Lake and 3 air mi N of Dixie Mtn, on flat-topped peak at headwaters of North Fork Ramelli Creek. 2328 Comment
  UC569896  Orthocarpus cuspidatus subsp. cryptanthus E. Sawyer 1935-6-21 136 Plumas 4 1/2 mi nne Crow; Plumas Nat'l Forest, Sierraville Quadrangle 1737 Comment
  CHSC97101  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
  CDA38474  Oxypolis occidentalis Vernon H. Oswald & Lowell Ahart 1998-8-11 9493 Plumas Quincy-La Porte Road (County Road 511) at the South Fork Feather River west of Pilot Peak. Comment
  UC1586459  Packera pauciflora Vernon H. Oswald and Lowell Ahart 1991-7-30 4788 Plumas Big Springs on the w side Humbug Valley (ca 6 mi (air) ene of Humbug Summit, ca 12 mi (air) s of Chester); Big Springs on w side Humbug Valley 1310 Comment
  CAS-BOT-BC121010  Paeonia brownii Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas At Johnsville on road to Gibsonville. 1615 Comment
  SEINET10537846  Paeonia brownii Mary Susan Taylor 1981-6-17 Taylor 3927 Plumas T25N R12E nw/ne sec 35. Grizzly Valley quad. Large Montane Meadow on N side of Coldwater Spring, ca. 1/4 mi E of its jct with 25N49, ca. 14 air mi N of Blairsden. 6800 ft elev. 2073 Comment
  SJSU14348  Paeonia brownii N. A. Hopkins 1990-5-12 1611 Plumas on rd to Genessee c. 16 mi NW of Beckwourth 1676 Comment
  UCD89954  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  SBBG128885  Pectiantia breweri L. Ahart 2008-7-16 15080 Plumas forest floor E side of small meadow (swamp) , ca. 100 yards N of the paved rd, ca. 0.25 mi W of the bridge where the S Fork of the Feather River flows into Little Grass Valley Reservoir, ca. 2 1/2 mi (air) N of La Porte 1597 Comment
  CHSC61708  Pectiantia pentandra Vernon H. Oswald; Lowell Ahart 1993-8-25 5868 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 dowstream end of a series of falls and cascades. 1987 Comment
  CHSC1835  Pedicularis attollens V. Holt 1942-7-2 Plumas Na Wa Kwa near Longville. 1310 Comment
  UC174565  Pedicularis attollens A. A. Heller with P. B. Kennedy 1907-7-9 8795 Plumas Prattville Comment
  RSA112884  Pedicularis aurantiaca E. F. Sprague 1957-5-30 1214 Plumas 4.2 miles west of Mineral. Lake Almanor. 1311 Comment
  CHSC100029  Pedicularis racemosa Lowell Ahart 2008-8-14 15201 Plumas 200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  POM286408  Pedicularis racemosa Lyman Benson 1932-7-29 3979 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  CHSC93173  Pellaea brachyptera L. P. Janeway 1994-5-24 4650 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca. 1371 Comment
  CAS-BOT-BC69330  Pellaea brachyptera Clarence R. Quick 1962-6-20 62 38 A Plumas Along roadside, Longville-Beldon Road, ca. 2 mi. SE of summit 1402 Comment
  CAS-BOT-BC69355  Pellaea brachyptera M. S. Taylor 1982-6-17 4699 Plumas Blue Nose Mt. quad., at end of 23N49Y, ca. 2 air mi W of White Cap, ca. 5 air mi SW of Sloat 1645 Comment
  UC366578  Pellaea brachyptera unknown Aug. 1883 Plumas Sho'fly Rd Indian Valley; n California, Indian Valley Comment
  CAS-BOT-BC67589  Pellaea mucronata Mrs. R. M. Austin 1877-11-1 s.n. Plumas Quincy Comment
  NY590167  Penstemon davidsonii var. davidsonii J. M. Coulter 1876-9-10 8016 Plumas Comment
  JEPS127  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Creek at North Fork Feather River 670 Comment
  JEPS15473  Penstemon deustus Joseph and Hilda Grinnell 1938-6-11 1093 a Plumas Mohawk 1341 Comment
  UC725778  Penstemon deustus A. A. Heller 1942-6-5 16501 Plumas on #24, 3 mi w Belden; w of Belden Comment
  RSA101695  Penstemon deustus subsp. deustus H. L. Mason 1924-6-15 1032 Plumas Graeagle - near Blairsden. Comment
  JEPS11232  Penstemon deustus var. deustus W. L. Jepson 1939-7-31 19289 Plumas Meadow Valley 1524 Comment
  UC886966  Penstemon deustus var. deustus Anna Head 1920-6-15 Plumas among rocks at Lake Center Camp , at Lake Center Camp (Feather River Region) 1920 Comment
  CHSC40245  Penstemon deustus var. pedicellatus K. R. Stern 1985-6-25 8198 Plumas Meadow, vic. Blairsden. 1371 Comment
  JEPS113384  Penstemon deustus var. pedicellatus Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13983 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  SEINET3840854  Penstemon deustus var. pedicellatus M. I. Wibawa, G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3834 Plumas South shore of Frenchman Reservoir, 0.4 miles east of Frenchman Dam, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  UC103032  Penstemon gracilentus D. Cleveland 1882-7-21 Plumas Prattville Comment
  CHSC61679  Penstemon heterodoxus var. shastensis Vernon H. Oswald 1993-8-25 5875 Plumas Lassen Volcanic National Park. W side of the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. 2057 Comment
  CHSC82134  Penstemon neotericus L. P. Janeway 2001-8-5 7421 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  LA209544  Penstemon newberryi var. newberryi Mrs. C. W. Hollis; 1928-6-30 Plumas Mt. Lassen National Forest, Drakesbad Comment
  NY627327  Penstemon newberryi var. newberryi J. T. Howell 1967-7-11 43351 Plumas Summit ridge of Mt. Hough, (a metamorphic area) 2194.6 Comment
  NY627387  Penstemon newberryi var. newberryi R. J. Weatherby 1950-8-11 1508 Plumas Trail to Long Lake, Lakes Basin Area. 1981.2 Comment
  SEINET11266670  Penstemon personatus David M. Thompson 1988-7-23 973 Plumas 3.1 road mi N of Bucks Lake Road (and Meadow Valley) on Schneider Creek Road. At junction of Schneider Cree Road (USFS Road 23N16) and USFS Road 24N47X (to Big Creek). Bucks Lake ne Quad.; 0 1585 Comment
  CHSC42786  Penstemon roezlii L. P. Janeway 1984-7-22 925 Plumas Along OroQuincy Hwy at Bucks Summit. 1716 Comment
  CHSC49031  Penstemon roezlii Vernon Oswald 1986-7-10 2196 Plumas LaPorte- Quincy Rd. 0.5 mi n of Pacific Crest Trail. 1950 Comment
  CHSC60155  Penstemon roezlii L. P. Janeway 1992-6-8 4222 Plumas Plumas National Forest. About 3 mi south of Hwy 70/89 at Lee Summit. 1359 Comment
  SEINET4207724  Penstemon roezlii Mikel R. Stevens 2011-8-27 214 Plumas Near intersection of Big Creek Rd with Red Rd, 4.7 miles E of of Bucks Lake on Big Creek Rd. Ca 4.6 air miles SW of Meadow Valley.; 0 1625 Comment
  UC579426  Penstemon roezlii G. T. Nordstrom 1934-7-2 169 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1584 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
  JEPS15108  Penstemon rydbergii var. oreocharis Beryl O. Schreiber 1938-7-9 2521 Plumas 1 mi e Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  SEINET5329700 Image available Penstemon rydbergii var. oreocharis A. A. Heller, P. B. Kennedy 1907-7-5 8735 Plumas Red Clover Valley Comment
  CHSC56882  Penstemon speciosus L. P. Janeway; Garrett Gibson 1991-7-18 4077 Plumas Plumas National Forest. North side of Grizzly Valley ca 1 mi east of Lake Davis. Slope on north side of County Road. 1783 Comment
  UC1063514  Penstemon speciosus E. Sawyer 1935-6-14 128 Plumas two mi n Beckwith; Plumas National Forest, Sierraville Quad. 1615 Comment
  UC174210  Perideridia bolanderi subsp. bolanderi Katharine Brandegee Plumas Portola Comment
  CHSC54511  Perideridia lemmonii Vernon H. Oswald 1991-8-8 4812 Plumas Lassen Volcanic Park. Just north of the south boundary of the park at Willow Lake, along the trail to Camp Kelly and Terminal Geyser, ca. 3 miles (air) southeast of Drakesbad. 1658 Comment
  CHSC70217  Perideridia lemmonii B. Castro; R. Zebell 1989-8-7 363 Plumas Ca. 2.5 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.25 mi WSW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1859 Comment
  OBI8819  Perideridia parishii Lewis S. Rose 1966-7-27 66066 Plumas Butterfly Valley, 3 mi w of Keddie 1067 Comment
  SEINET12121326  Perideridia parishii W. Knight, Knight, I. 1983-1 4894 Plumas Warner Creek Campground between Chester & Drakesbad 1539 Comment
  CHSC83684  Perideridia parishii subsp. latifolia John Dittes 2002-7-17 2 -26 Plumas Northern High Sierra Nevada; Plumas National Forest, Hartman Bar Ridge, ca. 7 air miles west of Little Grass Valley Reservoir, ca. 4 air miles north of Cascade. East of FS Road 22N05, ca. 0.4 mile north of FS Road 22N94. Meadow. 1584 Comment
  CAS-BOT-BC413561  Persicaria amphibia John Thomas Howell 1926-7-30 2160 Plumas Prattville 1371 Comment
  CAS-BOT-BC413731  Persicaria hydropiper John Thomas Howell 1959-9-26 35071 Plumas Feather River Canyon. Ca. 1.5 mi. W. of Belden 682 Comment
  CHSC34331  Persicaria maculosa L. Ahart 1981-9-6 3096 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CAS-BOT-BC330326  Petasites frigidus var. palmatus W. I. Follett; E. B. Follett 1962-7-31 s.n. Plumas Thompson Creek (Nelson Point rd), 3.0 miles S of US Hwy 40 Alt. Sierra Nevada. Comment
  UC1051783  Phacelia hastata L. R. Heckard and R. Bacigalupi 1951-8-8 186 Plumas near Chilcoot; Sierra Valley 1524 Comment
  RSA71065  Phacelia hydrophylloides L. S. Rose 1951-6-28 51054 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  CHSC36309  Phacelia linearis M. S. Taylor 1982-5-19 4482 Plumas On ridge, ca. 1.5 mi e of Portola. 1706 Comment
  JEPS26571  Phacelia linearis Lauramay T. Dempster 1961-6-16 1464 Plumas ridge n Red Rock (n of Engelmine) Comment
  CDA14714  Phacelia mutabilis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3230 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  UC1586077  Phacelia mutabilis Barbara Ertter with Gary Schoolcraft 1989-7-3 8645 Plumas ca 8 air mi s Susanville (base of red volcanic outcrops on s side of lookout); Red Rock lookout 2255 Comment
  JEPS12517  Phacelia mutabilis George W. Gillett 1955-8-2 461 Plumas Devils Kitchen trail at creek crossing 1/4 mi below Devils Kitchen; Lassen Volcanic National Park 1844 Comment
  CHSC62359  Phacelia procera B. Castro; R. Fallscheer, R. Zebell 1989-8-15 398 Plumas Ca 5 air mi S of Bucks Lake, ca 200 ft E of Coldwater Creek, and ca 0.2 mi S of Ohio Ravine in moist ditch along E side of USFS Rd 23N18. 1569 Comment
  POM161624  Phacelia procera R. C. Bacigalupi 1927-7-8 1669 Plumas Near Camp Elwell (Gold Lake Region). 1890 Comment
  SEINET5506862  Phacelia procera M. J. Williams, E. McPherson 1974-8-5 74 -P-5 Plumas Lake's Basin, trail from Silver Lake to Mt. Elwell Comment
  CHSC117176  Phacelia racemosa Lowell Ahart 2016-6-29 21056 Plumas 5 yards north of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  CHSC117800  Phalaris arundinacea B. Castro; With members of Plumas CRM reveg committee 2007-6-26 1651 Plumas Northern High Sierra Nevada. Plumas National Forest. Jordan Flat, on flood plain at confluence of Jordan Creek with Last Chance Creek. Ca 8.5 air mi SE of Milford, 4.8 mi SW of Hwy 395 and 10 mi NW of Doyle. Comment
  CHSC60175  Phalaris arundinacea L. P. Janeway 1992-7-1 4246 Plumas Plumas National Forest. Edge of backwater along edge of gravel bar on the north side of Middle Fork Feather River at mouth of Bonta Creek. 1310 Comment
  CHSC65882  Phalaris arundinacea L. P. Janeway 1995-10-25 4949 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, southeast side of Grass Lake. 1920 Comment
  UCD88511  Phalaris arundinacea John Thomas Howell 1973-7-9 49713 Plumas Crescent Mills. 1066 Comment
  SEINET7297007 Image available Phalaris arundinacea John Thomas Howell 1973-1 49713 Plumas Crescent Mills 1067 Comment
  CHSC97086  Phleum alpinum Lowell Ahart; Josephine Guardino 2007-7-20 14342 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CHSC103127  Phleum pratense Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16115 Plumas North 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
  UCD89641  Phleum pratense R. Tofsrud 1948-8-1 s.n. Plumas Near Quincy. Comment
  CHSC45359  Phlox diffusa Vernon Oswald 1986-6-6 2082 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  CHSC89811  Phlox diffusa G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3264 Plumas Sierra Nevada. Summit of Mt. Hough. 2194 Comment
  CDA40289  Phlox gracilis T. C. Fuller 1962-6-13 9001 Plumas East of terminal, Ganzer Airport, Quincy. 0 Comment
  CDA18697  Phlox speciosa subsp. occidentalis G. D. Barbe, T. C. Fuller 1982-6-15 3704 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CHSC76138  Phlox speciosa subsp. occidentalis G. F. Hrusa 1997-5-30 13824 Plumas Sierra Nevada. Near summit of hill on E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1350 Comment
  RSA685107  Phlox speciosa subsp. occidentalis G. D. Barbe, T. C. Fuller 1982-6-15 3697 Plumas 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Road 26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest 1494 Comment
  UC570262  Phoradendron juniperinum C. W. Hanks 1934-9-10 77 Plumas s. end Dixie Valley; Sierraville Quad., Dixie Valley 1950 Comment
  UCR263621  Phoradendron libocedri Lowell Ahart 1994-7-28 7533 Plumas north-east of Frenchman Hill, south-west of Bucks Lake 1707 Comment
  CAS-BOT-BC78360  Pinus contorta A. L., Mrs. Coombs 1906-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC73082  Pinus lambertiana Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1594 Plumas Butterfly Botanical Area, Fern Glen 1097 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
  CAS-BOT-BC73083  Pinus lambertiana John Thomas Howell 1960-7-20 35751 Plumas Lassen Volcanic National Park, Boiling Springs Lake. 1798 Comment
  SEINET10530535  Pinus monticola Lowell Ahart, James D. Jokerst 1985-10-4 Ahart 5190 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. Comment
  SEINET10530537  Pinus monticola Mary Susan Taylor 1980-11-2 Taylor 3366 Plumas T25N R12E center border sec 28/27, Blairsden quad. Plumas Natl Forest, Mt. Ingalls. With E. Pierce. 2552 Comment
  CAS-BOT-BC79047  Pinus ponderosa Alice Eastwood 1927-6-1 14702 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  NY62291  Pinus ponderosa R. M. Austin 1879-1 s.n. Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
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Mar 14 2016
  UC1350969  Pinus ponderosa E. Fritz 1939-6-12 8527 Plumas 1645 Comment
  CAS-BOT-BC80049  Pinus washoensis Wayne Dakan Fall 1975 s.n. Plumas Last Chance Creek (ca. 6 mi. sw. of Milford Ranger Station) Comment
  UCD138995  Piperia unalascensis W. R. Powell 1968-7-2 1595 Plumas along road southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  UCSC004659  Piperia unalascensis R. Coleman 1990-7-10 1899 -P Plumas Bucks Lake Comment
  CDA30238  Plagiobothrys cusickii L. Ahart 2009-9-7 16378 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. Comment
  CHSC103134  Plagiobothrys cusickii Lowell Ahart; John Dittes 2009-9-7 16378 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS122172  Plagiobothrys cusickii Lowell Ahart 2014-8-20 19712 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
  UC127439  Plagiobothrys cusickii A. A. Heller and P. B. Kennedy 1907-7-2 8681 Plumas between Vinton and Beckwith Comment
  JEPS103404  Plagiobothrys hispidulus Lowell Ahart 2002-7-2 9824 Plumas In a logged over area on the S side of Forest Road 22N94, E of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1606 Comment
  CAS-BOT-BC228461  Plagiobothrys mollis John Thomas Howell 1961-9-25 36950 Plumas Feather River bed, Portola 1478 Comment
  CHSC37829  Plagiobothrys mollis R. A. Schlising 1980-7-26 3923 Plumas Along Hwy 70, 1.7 mi e of jct Hwy A24 (= 1.9 mi e of jct road to Davis Lake); in roadside ditches. Comment
  CHSC118659  Plagiobothrys mollis Chelsea Morgan 2015-7-23 2015029 Plumas Plumas National Forest. Located along the northeast shore of Antelope Lake, east of Forest Service road 27N19Y. UTM 705875 E, 4451368 N, NAD83 Zone 10N. 1525 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
  UCD139004  Platanthera dilatata var. leucostachys B. Castro; L. P. Janeway 1987-7-17 140 Plumas ca. 6 miles west of Clio via Hwy 70/89, off USFS Rd. 22N98 at a spring site. 1584 Comment
  CDA13420  Platanthera leucostachys G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13268 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  RSA101429  Platanthera leucostachys R. Weatherby 1955-8-6 1676 Plumas US Forest Service Camp. Meadow Valley. 1159 Comment
  UC1094743  Plectritis macrocera Francia Chisaki 1956-6-1 899 Plumas 5.7 mi e of Virgilia (on Highway Alt. #40) Comment
  CAS-BOT-BC254614  Poa X limosa Lewis S. Rose 1954-5-30 54078 A Plumas Beckwourth 1524 Comment
  CAS-BOT-BC254613  Poa X limosa John Thomas Howell 1962-6-18 37756 Plumas Sierra Valley near Beckwourth, 2 miles W of Beckwourth on Highway to Portola 1487 Comment
  CHSC87989  Poa bolanderi Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11155 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  JEPS112953  Poa bolanderi Dean W. Taylor 2001-8-1 17858 Plumas spring at north base of Pilot Peak (ca. 10 air miles S of Quincy), along Forest Road 22N84X about 0.2 miles North of the Pilot Mine (site) 2011 Comment
  RSA71073  Poa bolanderi L. S. Rose 1951-6-28 51056 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  UC1137636  Poa bolanderi R. W. Saarni 1939-6-24 142 Plumas 4 mi w Summit Inn (on Deer Creek Rd); Bidwell Bar Quadrangle 1584 Comment
  CAS-BOT-BC254972  Poa bulbosa John Thomas Howell 1951-8-20 28207 Plumas Taylorsville 1082 Comment
  CAS-BOT-BC254975  Poa bulbosa Michael A. Vincent 1999-6-8 8554 Plumas Plumas National Forest, Milford Ranger Disttrict. Along FS 26N17 just N of FS 26N40 Comment
  RSA641880  Poa bulbosa Michael A. Vincent 1999-6-8 8554 Plumas Plumas Nat'l Forest, Milford Ranger District, along FS 26N17 just north of FS 26N40; Comment
  CAS-BOT-BC255090  Poa compressa David D. Keck 1944-7-8 5435 Plumas Dixie Canyon Store, 2 miles SW of Crescent Mills on Indian Creek 1066 Comment
  UCD90870  Poa compressa R. Tofsrud 1949-7-1 s.n. Plumas about 2 miles north of Quincy. Comment
  CAS-BOT-BC255123  Poa cusickii P. B. Kennedy; A. A. Heller 1907-7-5 8751 Plumas Red Clover Valley Comment
  CAS-BOT-BC255124  Poa cusickii E. Sawyer 1935-5-22 26 Plumas 3.25 miles ENE of Beckwith Butte 1493 Comment
  SEINET10834530  Poa fibrata Billy Joe Cox 1969-8-18 Cox 3423 Plumas Collected from dry sagebrush desert. 1/2 mi W of Beckworth Pass. Comment
  CAS-BOT-BC247270  Poa palustris John Thomas Howell; Gordon H. True 1967-7-9 43255 Plumas North Fork of Feather River 4.3 miles southwest of Caribou 792 Comment
  JEPS107738  Poa palustris Lowell Ahart, John Dittes 2005-9-19 12371 Plumas On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  UC1132696  Poa palustris E. Sawyer 1935-5-24 39 Plumas 1 1/4 mi w Kerby; Sierraville Quadrangle Comment
  CAS-BOT-BC247377  Poa pratensis M. S. Taylor 1982-6-14 4655 Plumas Pioneer Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville 1536 Comment
  CAS-BOT-BC247391  Poa pratensis Javier Penalosa 1962-6-19 2498 Plumas Hwy. 40-89, +-6.2 mi. SE of Quincy 1097 Comment
  SBBG671  Poa pratensis A. A. Beetle 1941-6-28 2768 Plumas W side of Lake Almanor 1219 Comment
  UCD91820  Poa pratensis A. A. Beetle 1941-6-28 2768 Plumas west side of Lake Almanor. 1828 Comment
  CDA43018  Poa pratensis subsp. pratensis L. Ahart 2009-7-21 16105 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. Comment
  JEPS113667  Poa pratensis subsp. pratensis Lowell Ahart, Josephine Guardino 2007-7-20 14310 Plumas South of a small drainage, northeast edge of a large meadow, south of Lightning Tree Campground, west of the paved road, east side of Lake Davis 1789 Comment
  SBBG683  Poa secunda A. A. Beetle 1941-6-28 2797 Plumas St Hwy 36, 10 mi W of Chester 1524 Comment
  CAS-BOT-BC236278  Poa secunda subsp. juncifolia J. G. Lemmon Date on label crossed out: 1888 5461 Plumas Sierra Valley Comment
  CAS-BOT-BC247078  Poa secunda subsp. juncifolia John Thomas Howell 1962-6-18 37755 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC242962  Poa secunda subsp. secunda L. P. Janeway 1991-6-18 4051 Plumas 3.5 miles SW of Portola, ca 400 ft W of Middle Fork Feather River 1487 Comment
  CAS-BOT-BC242965  Poa secunda subsp. secunda David D. Keck 1944-7-9 5424 Plumas 1 mile N of Quincy across Spanish Creek 1066 Comment
  CAS-BOT-BC242969  Poa secunda subsp. secunda John Thomas Howell 1951-6-28 27663 Plumas Jamison Creek 1584 Comment
  CAS-BOT-BC242982  Poa secunda subsp. secunda Lewis S. Rose 1954-5-30 54077 Plumas Beckwourth 1524 Comment
  CAS-BOT-BC242985  Poa secunda subsp. secunda John Thomas Howell 1975-6-16 51151 Plumas 2 miles NW of Spring Garden 1173 Comment
  CAS-BOT-BC242989  Poa secunda subsp. secunda Walter & Irja Knight 1967-5-22 1804 Plumas Butterfly Botanical Area and Vicinity. Rubble gap Comment
  CHSC61600  Poa secunda subsp. secunda Hatton; Jardine, Cayot 1914-9-12 116 Plumas Plumas National Forest. Mohawk Valley. 1371 Comment
  CHSC97617  Poa secunda subsp. secunda Lowell Ahart; John Dittes 2007-6-16 14142 Plumas On dry gravelly soil, west of a small stream, about 200 yards south of of County Road 111 (Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  UCD91612  Poa secunda subsp. secunda A. A. Heller; P. B. Kennedy 1907-7-3 8711 Plumas Hills above Red Clover valley. Comment
  CAS-BOT-BC6512  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 Comment
  CHSC110758  Poa sierrae Dean Wm. Taylor 2011-8-1 21134 Plumas Sierra Nevada. 'Lewisia Rock', 4 miles west (downcanyon) from Belden (turnoff on Highway 70), Feather River Canyon 655 Comment
  RSA712851  Poa wheeleri L. P. Janeway, B. Castro 2006-6-3 8662 Plumas Northern High Sierra Nevada. East side of narrow drainage connecting the upper and lower parts of Thompson Valley. 1676 Comment
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Jul 1 2016
  SEINET4335273  Polygonum A. A. Heller, P. B. Kennedy 1907-7-5 8744 Plumas Hills above Red Clover valley Comment
  CHSC95015  Polygonum aviculare Lowell Ahart 2006-10-23 13483 Plumas Gravel bar, on the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 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
  NY407591  Polygonum bistortoides Mrs. Ames 1876-1 s.n. Plumas Comment
  CAS-BOT-BC414551  Polygonum douglasii John Thomas Howell 1955-7-20 30866 a Plumas Mohawk 1371 Comment
  CDA17282  Polygonum douglasii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16309 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  RSA88463  Polygonum douglasii J. T. Howell 1951-8-19 28193 Plumas Greenville. 1098 Comment
  CHSC65381  Polygonum douglasii subsp. douglasii Lowell Ahart 1995-9-13 7624 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC97628  Polygonum douglasii subsp. douglasii Lowell Ahart; John Dittes 2007-6-16 14091 Plumas On dry soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC20806  Polygonum douglasii subsp. johnstonii K. R. Stern 1975-7-23 5843 Plumas W shore of Lake Almanor. 1371 Comment
  JEPS102551  Polygonum lapathifolium Lowell Ahart 2001-10-16 9373 Plumas On the NW side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1363 Comment
  SEINET11930158  Polygonum minimum Unknown 1974-1 579 Plumas Small mountain near the headwater of Hopkins Creek, near Mt Etna, about 10 mi NE of La Porte 1829 Comment
  CHSC95024  Polygonum persicaria Lowell Ahart 2006-10-23 13496 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  UC1075631  Polygonum persicaria Robert J. Weatherby 1950-7-21 1469 Plumas East Quincy 1036 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
  JEPS28653  Polygonum phytolaccifolium George W. Gillett 1957-7-19 848 Plumas on trail to Sifford Lakes about 1 1/4 mi above the Devils Kitchen; Lassen Volcanic National Park 2057 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
  CAS-BOT-BC420056  Polygonum polygaloides subsp. kelloggii Alice Eastwood 1918-5-25 7044 Plumas Portola Comment
  JEPS103405  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2002-7-2 9822 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-BC420147  Polygonum ramosissimum subsp. ramosissimum Mary Strong Clemens 1920-8-28 s.n. Plumas Greenville Comment
  CDA14724  Polygonum sawatchense G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3250 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  UC1585940  Polygonum sawatchense subsp. oblivium Barbara Ertter with Gary Schoolcraft 1989-7-3 8642 Plumas ca 1/2 mi below Red Rock lookout (ca 8 airmi s of Susanville) 2133 Comment
  RSA101469  Polygonum sawatchense subsp. oblivium R. Weatherby 1955-7-2 1570 Plumas Bear Ridge near Taylor Lake. 2195 Comment
  CAS-BOT-BC420210  Polygonum sawatchense subsp. sawatchense John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54258 Plumas About 2.5 miles southeast of Mt. Hough on the road to Quincy 1798 Comment
  CAS-BOT-BC421043  Polygonum spergulariiforme L. P. Janeway; Garrett Gibson 1991-7-18 4078 Plumas Plumas National Forest, Beckwourth Ranger District. North side of Grizzly Valley ca 1 mi east of Lake Davis. On north side of County Road. 1777 Comment
  CAS-BOT-BC421044  Polygonum spergulariiforme Clare B. Hardham 1978-8-12 21818 Plumas West of Bagley Pass 2072 Comment
  SEINET10479684  Polygonum spergulariiforme Mary Susan Taylor 1982-9-8 Taylor 5118 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  SJSU14707  Polygonum spergulariiforme N. A. Hopkins 1991-7-3 1695 Plumas by rd to Janesville just N of Red Clover Valley 1524 Comment
  JEPS103690  Polypodium calirhiza G. E. See and Storrie Plumas Rock Creek Dam Comment
  CHSC69527  Polypogon monspeliensis Lowell Ahart 1997-9-11 7902 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/8 mile south of Mosquito Creek, about 5 miles (air) northeast of Belden. 792 Comment
  SEINET4889926  Polypogon monspeliensis W. Harnach 1989-5-27 121 Plumas Sierra Valley. Hot wells on north side of Marble Lane. Collected within 6 inches of water at the head of the hot well. 1490 Comment
  RSA718497  Polystichum imbricans L. Ahart 2006-10-23 13470 -A 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 1282 Comment
  SD9753  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin 1876-1 Plumas Comment
  CAS-BOT-BC72359  Polystichum imbricans subsp. imbricans John Thomas Howell 1959-9-26 35041 Plumas Slaty Rocks near Keddie 1005 Comment
  CHSC101494  Polystichum lemmonii L. P. Janeway; Melanie Williams 2009-8-26 9929 Plumas Northern High Sierra Nevada. Plumas National Forest; eastern end of Red Mountain, about 110 m north-northwest of and below the Buckhorn survey monument. 1921 Comment
  CAS-BOT-BC76689  Polystichum munitum Edward Pittman 1965-10-16 201 Plumas Between Bryant Ravine & Feather Falls. 670 Comment
  CAS-BOT-BC72508  Polystichum scopulinum John Thomas Howell; Gordon H. True 1967-7-11 43349 Plumas Summit ridge of Mt. Hough 2194 Comment
  CAS-BOT-BC72506  Polystichum scopulinum Lowell Ahart 1980-9-17 2648 Plumas 1/2 mile west of Fowler Pk. 1800 Comment
  JEPS102425  Populus trichocarpa Lowell Ahart 2001-6-4 8751 Plumas Edge of the South Fork of the Feather River, about 1/4 mile NE of the Feather Fork Mine, about 2 miles NE of Little Grass Valley Reservoir, about 6 miles (air) NE of La Porte. 1615 Comment
  SBBG114997  Porterella carnosula D. H. Wilken 1998-6-25 15609 Plumas Dyson Lane, ca. 1 linear km NE of Marble Hot Springs, 1.5 liner km E of Beckwourth-Calpine Rd, Sierra Valley 1490 Comment
  SEINET10460771  Porterella carnosula Quick 1950-6-18 QUICK 50 -16 Plumas 2.7 miles west of Almanor Inn, on south shore of Lake Almanor Comment
  CDA32108  Portulaca oleracea L. Ahart, John Dittes 2009-9-7 16389 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. Comment
  CAS-BOT-BC452085  Potamogeton alpinus Fred Sommers; Greg Sommers 1976-6-7 119 Plumas Along Dyson Lane, 300 m W of metal bridge. Sierra Valley Marsh. 1524 Comment
  CHSC102968  Potamogeton crispus Lowell Ahart; John Dittes 2009-9-7 16392 Plumas In 3-4 feet of water, Lake Almanor, about 1000 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC267202  Potamogeton foliosus Robert J. Weatherby 1950-7-28 1492 Plumas Snake Lake, near Quincy 1219 Comment
  CAS-BOT-BC267205  Potamogeton foliosus Malcom A. Nobs; S. Galen Smith 1949-8-18 1363 Plumas Last Chance Marshes at N end of Lake Almanor, just S of Chester Comment
  CAS-BOT-BC452175  Potamogeton gramineus C. Etienne 1969-7-26 282 Plumas Pond off Middle Fork of Feather River; Hiway 89 near Graeagle; next to Feather River Park Resort entrance 1280 Comment
  JEPS113923  Potamogeton gramineus W. and N. Harnach 2000-8-2 973 Plumas Sierra Valley 1/2 mile west of Steel Bridge on Marble Lane. Comment
  RSA239266  Potamogeton natans Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42322 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  RSA716697  Potamogeton natans Lowell Ahart, John Dittes 2005-9-20 12431 Plumas In Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2030 Comment
  CAS-BOT-BC453784  Potamogeton natans R. F. Thorne; C. W. Tilforth 1969-9-6 39236 Plumas Along Feather River; 1 mi. SW of Beckwourth 1356 Comment
  CAS-BOT-BC453788  Potamogeton natans David D. Keck 1932-7-3 1662 Plumas Along Spanish Creek. Quincy, in the Northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC453968  Potamogeton pectinatus Mrs. Jos. Clemens 1919-10-27 s.n. Plumas Taylorsville Comment
  UC177355  Potentilla flabellifolia Mrs. R. M. Austin Plumas Comment
  UCR207982  Potentilla glandulosa subsp. hansenii Lyman Benson 1932-7-29 3988 Plumas Sierra Nevada Mtns., Bucks Lake, Feather River Drainage 1585 Comment
  UC1128231  Potentilla gracilis F. W. Embree 1934-6-12 110 Plumas w end Haskins Valley; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CHSC108122  Potentilla gracilis var. fastigiata Lowell Ahart 2011-9-20 17682 -A 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
  CAS-BOT-BC540070  Potentilla gracilis var. fastigiata L. P. Janeway 1989-7-25 3517 Plumas Crocker Meadow; near Beckwourth - Genesee Rd (rd 111), 6.4 mi north of Beckwourth 1737 Comment
  CAS-BOT-BC540411  Potentilla gracilis var. fastigiata Walter Knight; Irja Knight 1966-6-19 1365 Plumas Butterfly Botanical Area and Vicinity, near Pond Reservoir, Butterfly Valley 1097 Comment
  POM181039  Potentilla millefolia A. A. Heller 1907-7-3 8601 Plumas Red Clover valley Comment
  POM34033  Potentilla millefolia Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC158520  Potentilla millefolia M. S. Taylor 1982-5-7 4420 Plumas Plumas National Forest/Beckwourth RD Expt. Area. Clover Valley Ranch in Red Clover Valley 1676 Comment
  SEINET10483423  Potentilla palustris Mary Susan Taylor, M. Foster Taylor 3900 Plumas T24N R9E ne/ne sec 6, Bucks Lake NE quad; NW side of Snake Lake, ca. 4 mi NE of Meadow Valley; elevation ca. 4000 ft. 1219 Comment
  JEPS113532  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
  CHSC36338  Poteridium annuum M. S. Taylor 1982-6-28 4755 Plumas Ramelli Ranch, between Calpine Rd and cow pasture on s side of Hwy 70, along dirt road, ca. 1 mi w of Beckwourth. 1487 Comment
  UCD139788  Prosartes hookeri Alva Day 1939-5-31 s.n. Plumas Cascade Creek. Comment
  CHSC20991  Prunella vulgaris var. lanceolata F. T. Griggs; A. Pass 1975-7-11 156 Plumas Buck's Lake. Comment
  CAS-BOT-BC159820  Prunus andersonii John Thomas Howell 1962-6-19 37879 Plumas Beckwourth Pass 1584 Comment
  CAS-BOT-BC158140  Prunus emarginata Mary Strong Clemens 1920-5-21 s.n. Plumas Greenville Comment
  CAS-BOT-BC158152  Prunus emarginata John Thomas Howell; Gordon H. True 1967-7-11 43335 Plumas Summit ridge of Mt. Hough 2194 Comment
  SBBG25613  Prunus emarginata K. K. Muller 1965-8-19 1362 Plumas E shore of Lake Almanor Comment
  CAS-BOT-BC154648  Prunus subcordata Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CHSC37635  Prunus virginiana var. demissa T. B. Devine 1979-10-5 601 Plumas Near Queen Lily Campground, N Fork of Feather River, ca. 3 mi E of its junction with the E branch of the N Fork. 792 Comment
  CHSC52533  Prunus virginiana var. demissa L. P. Janeway 1990-6-8 3709 Plumas Plumas National Forest. North side of Long Valley opposite Sloat, ca 3/4 mi N of Hwy 70/89; bottom of drainage between Little Long Valley Creek and Rattlesnake Creek. 1356 Comment
  SBBG33124  Prunus virginiana var. demissa K. K. Muller 1963-8-17 1246 Plumas near Quincy Comment
  UC1128455  Prunus virginiana var. demissa E. Sawyer 1935-6-1 57 Plumas 3/4 mi w of Kerby 1524 Comment
  UC1128470  Prunus virginiana var. demissa E. Sawyer 1935-5-21 6 Plumas 3/4 mi wsw of Beckwith 1493 Comment
  UCD113522  Prunus virginiana var. demissa H. B. Currier; W. R. Russell, J. M. Tucker 1951-8-1 2203 Plumas beside road to Buck's Lake, about 1 mile west of Quincy. Comment
  CAS-BOT-BC357343  Pseudognaphalium microcephalum Rimo Bacigalupi; Lawrence R. Heckard 1951-8-8 3479 Plumas In Mud Creek Valley, along California State Highway No. 36, 1.3 miles east of Chester 1380 Comment
  CAS-BOT-BC357344  Pseudognaphalium microcephalum M. S. Taylor 1981-9-2 4263 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls 1463 Comment
  CAS-BOT-BC357348  Pseudognaphalium microcephalum John Thomas Howell 1966-7-26 42000 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River 609 Comment
  CHSC20818  Pseudognaphalium thermale K. R. Stern 1975-7-24 5837 Plumas SW shore of Lake Almanor. 1371 Comment
  UC485670  Pseudognaphalium thermale H. M. Hall 1912-8-4 Plumas Marston Sierra Nevada Mountains, Marston Comment
  UCD135250  Pseudognaphalium thermale John Thomas Howell 1960-7-20 35756 Plumas Boiling Springs Lake. 1798 Comment
  CHSC34854  Pseudostellaria jamesiana M. S. Taylor 1981-7-22 4098 Plumas E side of 26N21- Grizzly Peak Rd, just s of Argentine Lookout turnoff. 2103 Comment
  CHSC99829  Pseudostellaria jamesiana Lowell Ahart 2008-7-16 15100 Plumas Dry open area west of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 miles west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  SD46718  Pseudostellaria jamesiana Robert J. Weatherby 1955-7-2 1582 Plumas Wilcox Valley 1768 Comment
  UC1950122  Pseudostellaria jamesiana Barbara Ertter 2001-7-19 17710 Plumas southeast Diamond Mountains northeast of Frenchman Lake, upper Dooley Canyon Comment
  UC963885  Pseudostellaria jamesiana Milo S. Baker 1952-5-26 12465 Plumas Hwy 89 just below Greeneville; below Greeneville Comment
  CDA11851  Pseudostellaria sierrae G. F. Hrusa, E. Sandoval 1993-5-3 11139 Plumas Snake Lake Vicinity; Forest surrounding Snake Lake. Comment
  RSA384642  Pseudotsuga menziesii B. C. Templeton 1967-4-24 10737 Plumas Approximately 16 miles east of Quincy. Comment
  NY63887  Pseudotsuga menziesii var. menziesii E. Fritz 1936-1-28 8209 Plumas 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
  CAS-BOT-BC361998  Psilocarphus tenellus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2140 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  JEPS113514  Pterospora andromedea Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14478 Plumas About 120 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
  CAS-BOT-BC453563  Pterospora andromedea E. K. Balls 1950-9-1 15618 Plumas Trail from south point of Long Lake to Lakes Center Camping Ground 2011 Comment
  CAS-BOT-BC453564  Pterospora andromedea Mrs. A. L. Coombs 1906-6-1 s.n. Plumas Prattville Comment
  POM82023  Pteryxia terebinthina Mrs. R. M. Austin 1883-07 26 Plumas Big Meadows. Comment
  SEINET4890071  Puccinellia distans W. Harnach 1991-6-17 554 Plumas Sierra Valley, 3/4 mile west of steel bridge on Marble Lane 1486 Comment
  SEINET10859933  Puccinellia erecta Vernon H. Oswald, Lowell Ahart 1989-8-22 Oswald 3952 Plumas T26N R5E se/S11, Red Fir Forest. Impounded spring on the e side of Humbug Rd 1.5 mi (odometer) n of Humbug Summit (Butte County line). Rooted in shallow water on the edge of the pond. 1981 Comment
  UCD113287  Purshia tridentata Michael A. Vincent 1999-6-7 8529 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  CAS-BOT-BC147869  Purshia tridentata var. tridentata Ben Beard; J. D. Schoeller 1926-5-24 417 Plumas Plumas National Forest, Last Chance naer McDermott Pasture Comment
  JEPS115109  Pycnanthemum californicum Lowell Ahart, John Dittes 2009-7-27 16181 Plumas On dry soil, about 20 yards north of the poor dirt road, about 20 yards east of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CAS-BOT-BC462776  Pyrola dentata Anna Head 1921-8-7 s.n. Plumas Feather River Region: Lake Center Camp Comment
  HSC73006  Pyrola dentata M. S. Taylor, M. Foster 1981-7-14 4012 Plumas Saddle at head of Bullfrog Ravine, on Rd. 26N18, 3 air mi. NW of Indian Falls 1616 Comment
  CHSC54419  Pyrola picta Vernon H. Oswald 1991-6-12 4658 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser. 1691 Comment
  CAS-BOT-BC466100  Pyrola picta Walter Knight; Irja Knight 1966-6-19 1353 Plumas Butterfly Botanical Area and Vicinity 1158 Comment
  CAS-BOT-BC362285  Pyrrocoma lanceolata var. lanceolata John Thomas Howell; Gordon H. True 1967-7-11 43297 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CAS-BOT-BC328163  Pyrrocoma lucida R. F. Thorne; C. W. Tilforth 1969-9-6 39238 Plumas Near bank of Feather River 1 mile southwest of Beckwourth 1356 Comment
  CHSC89978  Pyrrocoma lucida Colby J. Boggs 2004-8-5 57 Plumas Approximately 1.5 miles north of the Town of Mohawk between railroad tracks and Middle Fork of the Feather River, and 0.1 miles southwest of Hwy 70. Terrace adjacent to river. 1302 Comment
  JEPS5021  Pyrrocoma lucida Roxana S. Ferris 1951-9-14 12469 Plumas just n Sierra County line (between Graeagle and Calpine) 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
  CAS-BOT-BC362346  Pyrrocoma racemosa var. paniculata John Thomas Howell 1977-8-11 52717 Plumas Chilcoot 1524 Comment
  RSA101885  Quercus chrysolepis F. Morton Jones 1918-06 s.n. Plumas Mt. Hough. Comment
  CHSC21079  Quercus kelloggii F. T. Griggs; A. Pass 1975-7-2 47 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC104591  Quercus vacciniifolia David D. Keck 1932-7-3 1708 Plumas Northern Sierra Nevada. Quincy, Water supply canyon to the left hand just S of town 1065 Comment
  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
  CHSC107439  Ranunculus alismifolius var. alismellus Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-6-28 2 Plumas Northern High Sierra Nevada. 0.2 miles (air) South of Goat Mountain on opposite side of Pancake Ravine in a wet meadow on a N facing 0-25% slope. 1626 Comment
  CAS-BOT-BC379236  Ranunculus alismifolius var. alismellus A. A. Heller; P. B. Kennedy 1907-7-9 8792 Plumas Prattville Comment
  JEPS60722  Ranunculus alismifolius var. alismifolius W. L. Jepson 1927-6-23 12316 Plumas swamp near Feather River Meadows (near Rice Creek, e of Mill Creek and Morgan) 1584 Comment
  UC480958  Ranunculus alismifolius var. alismifolius Mrs. R. M. Austin May 1878 Plumas Indian Valley Comment
  UC485116  Ranunculus alismifolius var. alismifolius K. N. Austin July 1896 396 Plumas Kings Valley Lassens Peak Comment
  CHSC92745  Ranunculus alismifolius var. lemmonii L. P. Janeway 2005-6-12 8417 Plumas High Cascade Range. East side of Feather River Meadows, 0.8 km north of Rice Creek and North Fork Feather River confluence. 1631 Comment
  CAS-BOT-BC379345  Ranunculus andersonii var. andersonii James R. Shevock 1985-5-19 11174 Plumas Plumas National Forest, along forest road 26N70 just south of Crocker Station 000000000000000000000000000 1800 Comment
  SBBG121280  Ranunculus aquatilis var. aquatilis L. Ahart, J. Dittes 2007-6-16 14130 Plumas S side of County Rd 111 (Beckwourth Genesee Rd), 50 yards E of Forest Rd 24N08, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  JEPS54997  Ranunculus aquatilis var. capillaceus W. L. Jepson 1918-8-16 8023 Plumas Clover Creek Genesee Valley (foot) 1097 Comment
  CHSC81143  Ranunculus aquatilis var. diffusus Lowell Ahart 2001-8-29 9233 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC378978  Ranunculus aquatilis var. diffusus Robert J. Weatherby 1950-7-7 1454 Plumas Quincy 1219 Comment
  UCSB19700  Ranunculus aquatilis var. diffusus Myrick, Donald 1964-7-19 Plumas Drakesbad, Lassen Volcanic National Park 1737 Comment
  JEPS55182  Ranunculus californicus W. L. Jepson 1910-6-5 4068 Plumas Warner Valley; creek flats 1524 Comment
  CHSC96990  Ranunculus cymbalaria var. saximontanus L. P. Janeway; B. Castro 2007-6-8 9035 Plumas Northern High Sierra Nevada. Upper end of lower Thompson Valley 1.9 km north of Red Clover Creek. 1672 Comment
  JEPS122107  Ranunculus flammula var. ovalis Lowell Ahart 2014-8-24 19736 Plumas On the north side of Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  POM99175  Ranunculus flammula var. ovalis Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  UCSB46164  Ranunculus hystriculus Reisentz, Paul 1979-5-12 Plumas Injun Jim Campground, 6.7 miles south of Beldon. Comment
  SD8186  Ranunculus orthorhynchus Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC74313  Raphanus sativus John Thomas Howell 1961-9-24 36925 Plumas Sierra Nevada. Beckwourth. 1487 Comment
  CAS-BOT-BC55824  Rhamnus John Thomas Howell 1977-6-21 52395 Plumas Vista Point near Lake Almanor Dam 1432 Comment
  UC54504  Rhamnus purshiana H. M. Hall and E. B. Babcock Jul 1903 4424 Plumas Fox Creek Sierra Nevada Mountains 1219 Comment
  UC870763  Rhamnus purshiana A. A. Heller 1915-6-7 12050 Plumas 12 mi w Bucks (near summit of Soapstone Ridge); Sierra Nevada, Soapstone Ridge 1676 Comment
  RSA212160  Rhamnus rubra L. S. Rose 1969-6-23 69044 Plumas 10 miles SW of Quincy La Porte Road. 1250 Comment
  RSA88581  Rhamnus rubra L. S. Rose 1954-5-30 54070 Plumas Johnsville 1601 Comment
  CAS-BOT-BC56579  Rhododendron columbianum Rimo Bacigalupi 1927-7-10 1693 Plumas meadow about 1/4 mile below ouetlet of Long Lake along Gray Eagle Creek 1828 Comment
  CAS-BOT-BC56580  Rhododendron columbianum E. K. Balls 1950-9-9 15770 Plumas west of Lakes Center Public Camp, southern Plumas County 2042 Comment
  CDA17244  Rhododendron neoglandulosum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16271 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  SD8334  Ribes californicum Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
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Jul 22 2018
  CAS-BOT-BC108707  Ribes cereum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54274 Plumas Sierra Nevada. Rocky summit ridge, Mount Hough. 2203 Comment
  CAS-BOT-BC108716  Ribes cereum Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake. Comment
  CHSC54323  Ribes cereum var. cereum Vernon H. Oswald; Lowell Ahart 1991-6-18 4689 Plumas Homer Lake, located ca. 5.5 miles (air) north of Greenville. On the northeast side of the lake. 1920 Comment
  RSA0024860  Ribes cereum var. cereum L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13985 Plumas East side of an open rocky flat, 70 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1966 Comment
  CHSC97307  Ribes inerme var. inerme Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14463 Plumas About 40 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
  UC1586453  Ribes inerme var. inerme Vernon H. Oswald and Lowell Ahart 1991-7-30 4798 Plumas ca. 6 mi (air) ene Humbug Summit (within the fenced enclosure at the springs, ca. 12 mi (air) s of Chester, w side of valley); Humbug Valley, Big Springs 1310 Comment
  CAS-BOT-BC219226  Ribes nevadense Rimo Bacigalupi 1927-7-10 1689 Plumas Meadow about 0.25 mile below outlet of Long Lake along Eagle Creek 1828 Comment
  UC580681  Ribes nevadense F. W. Embree 1934-6-6 85 Plumas 1 1/2 mi nw Bucks Mountain; Bidwell Bar Quadrangle Comment
  UC1127526  Ribes roezlii R. Roseberry 1934-11-4 8 Plumas 2 mi w Mohawk; Plumas National Forest, Downieville Quadrangle Comment
  UC566239  Ribes roezlii F. W. Embree 1934-6-6 71 Plumas s slope Bucks Mountain; Bidwell Bar Quadrangle 1524 Comment
  SEINET5339777  Ribes roezlii L. Miller 1929-6-12 s.n. Plumas 5 miles SW of Blairsden Comment
  CAS-BOT-BC363060  Rigiopappus leptocladus M. S. Taylor 1982-6-3 4604 Plumas W side of Poplar Creek Rd (23N08) just s of bridge over Poplar Creek, 1 mi s of Sloat 1280 Comment
  CHSC103135  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2009-9-7 16379 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC21330  Rorippa curvisiliqua var. orientalis F. T. Griggs; A. Pass 1975-8-2 290 Plumas Buck's Lake. 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-BC74871  Rorippa tenerrima John Thomas Howell 1976-7-14 51827 Plumas Sierra Nevada. Quincy. 1051 Comment
  CHSC87832  Rosa bridgesii Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 10999 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
  CAS-BOT-BC147388  Rosa californica John Thomas Howell 1961-9-23 36834 Plumas Indian Valley 1082 Comment
  HSC94144  Rosa californica B. Villegas 1999-7-8 Plumas Frenchman's Lake Rd. 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-BC148174  Rosa gymnocarpa Walter Knight; Irja Knight 1966-6-18 1280 Plumas Butterfly Valley 1143 Comment
  CHSC75532  Rosa gymnocarpa G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3173 Plumas Forest land 2.0 miles south of Long Valley and Rush Creek roads, 4.0 miles north of Highway 70 at Grays Flat. 1447 Comment
  CHSC80873  Rosa gymnocarpa Lowell Ahart 2001-7-19 8944 Plumas Steep slope, on the east side of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. Comment
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Dec 10 2008
  SBBG30528  Rosa gymnocarpa D. Myrick 1968-6-18 1945 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  UC1128559  Rosa gymnocarpa E. Nourse 1934-9-4 19 Plumas 3/4 mi s and 1 mi w Quincy (Plot 77); Plumas National Forest, Downieville Quadrangle Comment
  SEINET8723616 Image available Rosa gymnocarpa H. S. Reed 1941-1 s.n. Plumas Forest Lodge. Altitude ca. 3400 feet, Plumas County. 1036 Comment
  UCD103093  Rotala ramosior Malcolm A. Nobs; S. Galen Smith 1949-8-18 1355 Plumas South end of Lake Almanor. Comment
  UC338281  Rubus parviflorus unknown 1889-6-26 Plumas Mohawk Valley Comment
  UCD169666  Rudbeckia occidentalis L. P. Janeway; B. Castro 2011-9-11 10718 Plumas Northern High Sierra Nevada. Between Road 22N57 (the road around Little Grass Valley Reservoir) and Black Rock Creek just before it empties into the Reservoir. 1570 Comment
  CAS-BOT-BC363206  Rudbeckia occidentalis Lloyd W. Swift 1932-8-10 69 Plumas Plumas National Forest. Coldwater Cr. S. of Bucks 1524 Comment
  UC1140949  Rudbeckia occidentalis G. T. Nordstrom 1934-7-9 192 Plumas 1.5 mi nw of Mt. Ararat; Bidwell Bar 1676 Comment
  OBI2945  Rumex acetosella Lewis S. Rose 1968-6-10 68092 Plumas Quincy 1036 Comment
  CAS-BOT-BC422039  Rumex acetosella Alice Eastwood 1927-6-17 14647 Plumas United States Forest Reserve. Long Valley Comment
  SEINET10479430  Rumex crispus Mary Susan Taylor 1982-9-8 Taylor 5108 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 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
  JEPS58034  Rumex paucifolius J. G. Lemmon 1875-4 Plumas Mohawk valley Mohawk Comment
  CHSC20827  Rumex salicifolius var. denticulatus K. R. Stern 1975-7-24 5824 Plumas SW shore of Lake Almanor. 1371 Comment
  CHSC55733  Rumex salicifolius var. denticulatus K. R. Stern 1985-6-25 8218 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC434313  Rumex triangulivalvis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54398 Plumas Haskins Valley just south of Bucks Lake. 1572 Comment
  CAS-BOT-BC434314  Rumex triangulivalvis E. K. Balls 1950-9-6 15687 Plumas Road from Quincy to East Quincy 1097 Comment
  CHSC43413  Sagina saginoides Lowell Ahart 1977-7-9 1454 Plumas Along the edge of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles northeast of La Porte. 1828 Comment
  JEPS102618  Sagina saginoides Lowell Ahart 2001-7-19 8941 Plumas Sand bars, on the banks of Hopkins Creek, about 100 yards NW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  POM119223  Sagittaria Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC445743  Sagittaria latifolia Robert J. Weatherby 1950-7-21 1483 Plumas Butterfly Lake, Quincy district. 1219 Comment
  CAS-BOT-BC445744  Sagittaria latifolia Robert J. Weatherby 1950-7-21 1483 Plumas Butterfly Lake, Quincy district. 1219 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
  UC440202  Salix eastwoodiae Mrs. C. M. Wilder 1912-7-10 9334 Plumas s side of main lake Bear Lakes 1981 Comment
  CAS-BOT-BC103880  Salix exigua John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54334 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  CHSC37015  Salix exigua M. S. Taylor 1982-6-14 4664 Plumas N side of Indian Creek, E side of 28N03, nw corner of Antelope Lake, ca. 12 mi ne of Taylorsville. 1524 Comment
  SJSU12159  Salix exigua N. A. Hopkins 1976-6-22 834 Plumas 7 mi NE of Loyalton 1524 Comment
  NY280558  Salix exigua var. exigua R. D. Dorn 1998-7-28 7675 Plumas Ca. 1.5 mi NE of Long Lake. 1950.7 Comment
  UC440206  Salix geyeriana Mrs. C. M. Wilder 1912-7-10 9330 Plumas w end Bear Lakes Comment
  CAS-BOT-BC107852  Salix gooddingii John Thomas Howell 1959-9-21 34768 Plumas Bars of N. Fork Feather River near Belden - Sierra Nevada 701 Comment
  CHSC112512  Salix jepsonii L. P. Janeway 2014-7-16 11545 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the middle of Happy Valley. 1721 Comment
  CAS-BOT-BC125306  Salix lasiandra var. lasiandra John Thomas Howell 1960-7-18 35593 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC125317  Salix lasiandra var. lasiandra John Warren Duffield 1937-5-30 s.n. Plumas North of Meadow Valley Creek near road into University of California Forestry Camp Comment
  CAS-BOT-BC125323  Salix lasiandra var. lasiandra John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1974 Plumas In valley proper, Butterfly Botanical Area and Vicinity 1066 Comment
  CAS-BOT-BC125324  Salix lasiandra var. lasiandra John Thomas Howell 1961-6-21 36606 Plumas Greenville 1097 Comment
  CAS-BOT-BC128440  Salix lasiolepis var. lasiolepis John Thomas Howell 1973-7-10 49744 Plumas Open yellow pine forest near Greenville - Sierra Nevada 1097 Comment
  CHSC80689  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 southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1594 Comment
  CAS-BOT-BC124796  Salix lemmonii John Thomas Howell 1960-7-20 35724 Plumas Drakesbad 1828 Comment
  UC846673  Salix lemmonii Alice Eastwood 1918-5-25 7005 Plumas Portola Comment
  CHSC92139  Salix lucida subsp. 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
  CDA39566  Salix lucida subsp. lasiandra L. Ahart 2001-6-4 8755 Plumas Overflow area on the north side 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, about 5 miles (air) northeast of La Porte. Comment
  CHSC21194  Salix lutea F. T. Griggs; A. Pass 1975-7-2 49 Plumas Buck's Lake Forest Service Survey. Comment
  SD916  Salix melanopsis Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 396 Plumas North Fork of Feather River, at Chester, flood plain 1349 Comment
  UCD111780  Salix melanopsis Lewis S. Rose 1968-6-10 68090 Plumas Quincy. 1036 Comment
  SEINET10899094  Salix melanopsis Mary Susan Taylor 1982-5-13 Taylor 4438 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  JEPS14872  Salix planifolia subsp. planifolia John Warren Duffield 1937-5-30 Plumas gravel pit n of Meadow Valley Creek (near rd. into camp) 1158 Comment
  UC1136481  Salsola tragus C. W. Hanks 1934-8-13 47 Plumas n.e. Sierra Valley Plumas Nat'l Forest, Sierraville Quad., n.e. Sierra Valley Comment
  CHSC64082  Sambucus mexicana B. Castro; R. A. Schlising 1987-7-21 178 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at spring on unnamed E-trending tributary to Mohawk Ck. 1600 Comment
  CAS-BOT-BC235199  Sambucus racemosa var. racemosa Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  UC1037207  Sanguisorba annua Leo Whitney 1934-8-11 1558 Plumas near source Freeman Creek (ca 9 mi nw of Portola, nw end of Big Grizzley Valley); Plumas National Forest, nw end Big Grizzley Valley, Freeman 1828 Comment
  CDA26414  Sanguisorba annua T. C. Fuller 1968-7-1 17322 Plumas 1 block north of Highway 70, Beckwourth. 0 Comment
  RSA641469  Sanguisorba annua Michael A. Vincent 1999-6-8 8570 Plumas Plumas Nat'l Forest, Milford Ranger Dist. Squaw Valley; around jct of FS Route 70 and FS 01. Comment
  SEINET6225019  Sanguisorba annua L. S. Rose 1967-1 67169 Plumas Plumas Co Comment
  UC114594  Sanguisorba annua Mrs. R. M. Austin Plumas Big Meadows Comment
  CHSC99823  Sanicula graveolens Lowell Ahart 2008-7-16 15099 Plumas Dry open area, west of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  JEPS87745  Sanicula graveolens Lowell Ahart 1994-6-15 7340 Plumas about 1 air mi w Little Grass Valley Reservoir (near intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 200 yards e of a logging road); w of Little Grass Valley Reservoir 1767 Comment
  UC1123194  Sanicula graveolens A. Lewis 1934-6-12 473 Plumas 4 1/2 mi W of Lexington Hill (Mooreville Ridge) 1493 Comment
  CDA18481  Sanicula graveolens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3237 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  UCD128023  Sanicula graveolens W. R. Powell 1968-7-3 1605 Plumas 5.5 miles north of La Porte. 1691 Comment
  CHSC95047  Saponaria officinalis L. P. Janeway 2006-7-11 8812 Plumas Northern High Sierra Nevada. North edge of North Fork Feather River, 0.5 km northeast of Injun Jim Campground site. 610 Comment
  HSC101700  Sarcodes sanguinea Dillon North Davis 2013-6-6 12 Plumas 11.1 miles north on Rush Creek Road from intersection with Highway 70, ~ 300 m. north of road. 1811 Comment
  RSA255811  Sarcodes sanguinea Gary D. Wallace, Larry E. DeBuhr, G. Ansley Wallace s.n. Plumas Along hwy. 89 by the west shore of Lake Almanor. 1402 Comment
  UCD13235  Sarcodes sanguinea Dean Dubbe 1974-4-27 7- 2 Plumas California: Plumas Co. Plumas National Forest. Butterfly Valley. Along hwy 89, 2 mi W of Keddie. Elev. 3700 ft. 1127 Comment
  CHSC78750  Scirpus congdonii L. P. Janeway 2000-7-16 6921 Plumas Northern High Sierra Nevada. Mosquito Flat, 3.2 km south of Haskins Valley. East side of large flat dry meadow. 1676 Comment
  CAS-BOT-BC111006  Scirpus microcarpus E. K. Balls 1950-8-31 15553 Plumas Spanish Creek, off Hwy. 24, just north of Quincy 1066 Comment
  SEINET8020038  Scutellaria angustifolia subsp. micrantha A. A. Heller, P. B. Kennedy 1907-7-15 8843 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  SD6636  Scutellaria antirrhinoides R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC450430  Scutellaria tuberosa J. G. Lemmon Plumas Indian Valley; High Sierra, Indian Valley Comment
  CAS-BOT-BC61497  Sedum albomarginatum Arthur Menzies 1951-8-19 s.n. Plumas Grown from plant collected at Canyon of N. Fork of Feather River, Hwy. US Alt. 40. 365 Comment
  JEPS26936 Image available Sedum albomarginatum P. C. Hutchison 1961-6-9 2122 Plumas Canyon North Fork of the Feather River, along highway US Alt. 40, on serpentine cliffs above Rich Bar. Comment
  CAS-BOT-BC418397  Sedum plumasanum C. D. MacNeill 1963-5-26 s.n. Plumas North Fork Feather River, 4 miles northeast of Belddn. 853 Comment
  CAS-BOT-BC63849  Sedum spathulifolium John Thomas Howell 1962-6-16 37634 Plumas Lewisia Rock, North Fork Feather River 640 Comment
  UC1778630  Sedum spathulifolium G. Douglas Barbe, T. C. Fuller 1982-7-15 3746 Plumas 5.2 miles northeast of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  CHSC32525  Selaginella wallacei M. S. Taylor; L. Hanson 1981-3-5 3400 Plumas S side of Hwy 70, near Butte-Plumas county line. 548 Comment
  CAS-BOT-BC363730  Senecio hydrophilus E. K. Balls 1950-9-6 15685 Plumas Road from Quincy to East Quincy 1097 Comment
  CAS-BOT-BC363920  Senecio integerrimus var. exaltatus M. S. Taylor 1982-5-7 4416 Plumas Ramelli Ranch, s side of Feather River, ca. 1/4 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth 1487 Comment
  CHSC98353  Senecio integerrimus var. exaltatus L. P. Janeway 2007-5-20 8986 Plumas Northern High Sierra Nevada. Along road to the top of Red Hill, about 0.2 km due north of the summit. 1902 Comment
  JEPS106189  Senecio integerrimus var. exaltatus Lowell Ahart, Josephine Guardino 2004-5-24 10941 Plumas On the east side of a logging road, about 200 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy 1224 Comment
  JEPS122319  Senecio sylvaticus Lowell Ahart 2014-8-31 19813 Plumas On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  CHSC112595  Senecio vulgaris Lowell Ahart 2013-9-11 19027 A Plumas Gravel bar on the west side of Chips Creek, about 20 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  CHSC77041  Sericocarpus oregonensis L. P. Janeway 1996-8-13 5066 Plumas Top of ridge between Kingsbury Ravine and West Branch Salt Creek; above Twain and East Branch North Fork Feather River. 1432 Comment
  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
  SEINET10480007  Sidalcea malviflora subsp. asprella Mary Susan Taylor 1982-6-1 Taylor 4576 Plumas T24N R9E se/ne & sw/nw sec 11. Quincy quad. On e side of Hwy 70, ca. l mi n of Quincy. Indian Hill area. 3600 ft. 1097 Comment
  CAS-BOT-BC205769  Sidalcea oregana Paul F. Covel 1937-7-20 869 Plumas Quincy Comment
  CHSC110611  Sidalcea oregana subsp. spicata B. Castro; G. Kuenster 2006-8-4 1586 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Off N end of large wet meadow on W side of Thompson Creek, ca 800 ft below edge of open Ponderosa-Jeffrey pine forest, near area dominated by Artemesia cana, also with A. tridentata and Chrysothamnus viscidiflorus. 1669 Comment
  CHSC97074  Sidalcea oregana subsp. spicata Lowell Ahart; Josephine Guardino 2007-7-21 14371 Plumas Around pine trees, about 5 yards north of a large meadow, about 150 yards east of the bridge, about 60 yards south of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1793 Comment
  CAS-BOT-BC386986  Silene douglasii Robert J. Weatherby 1950-8-11 1507 Plumas Trail near Long Lake. Lakes Basin Area. Comment
  SD46528  Silene douglasii Robert J. Weatherby 1950-8-11 1507 Plumas On trail near Long Lake, Lakes Basin Area, North Sierra Nevada Mountains. 1980 Comment
  CHSC97273  Silene douglasii var. douglasii Lowell Ahart; John Dittes 2007-8-9 14434 Plumas About 50 yards west of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CAS-BOT-BC386894  Silene gallica John Thomas Howell; H. Keith Wagnon 1980-5-28 53707 Plumas North Fork Feather River canyon 4 miles northeast of Pulga Bridge Comment
  CHSC41377  Silene invisa Lowell Ahart 1986-7-8 5351 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CAS-BOT-BC181340  Silene latifolia John Thomas Howell 1963-6-3 39385 Plumas Quincy - Sierra Nevada 1036 Comment
  CAS-BOT-BC389382  Silene lemmonii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1427 Plumas Butterfly Botanical Area and Vicinity. In vicinity of Pond reservoir 1097 Comment
  CAS-BOT-BC389385  Silene lemmonii Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC389389  Silene lemmonii Rimo Bacigalupi 1927-7-7 1637 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  CHSC106306  Silene lemmonii L. P. Janeway 2010-7-3 10078 Plumas Northern High Sierra Nevada. Top of ridge between Pigtail Ravine and Hunters Ravine +/- overlooking Middle Fork Feather River from the north. 1644 Comment
  CHSC97179  Silene lemmonii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14058 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  JEPS105979  Silene lemmonii Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 10997 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  CAS-BOT-BC389400  Silene lemmonii Herbert Thomas 1936-5-26 58 Plumas On Spring Hill Trail near Schneider Creek Falls 1371 Comment
  UCSB15992  Silene lemmonii Breedlove, Dennis 1962-6-12 Plumas Bank of Jackson Creek; upper rrainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  UC170953  Silene menziesii H. M. Hall 1912-6-28 9283 Plumas Spanish Creek Sierra Nevada Mountains, Spanish Creek 1158 Comment
  CAS-BOT-BC75122  Sisymbrium altissimum Anna Head 1920-6-6 s.n. Plumas Feather River Region. Camp Rodgers. Railroad cutting. 701 Comment
  CHSC31234  Sisymbrium altissimum M. S. Taylor 1980-10-8 3362 Plumas S side of Beckwourth Rd, ca. 1/4 mi se of its jct with Beckwourth-Genesee Rd, ca. 10 mi e of Taylorsville. Comment
  CAS-BOT-BC75119  Sisymbrium altissimum David D. Keck 1932-7-3 1685 Plumas Quincy, in the northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC75123  Sisymbrium altissimum Lowell Ahart 1981-9-6 3093 Plumas Sierra Nevada. 1.5 mile southwest of Crescent Mills. 1200 Comment
  CHSC92133  Sisyrinchium bellum Lowell Ahart; John Dittes 2005-9-20 12447 Plumas The southwest area of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  SEINET3876745  Sisyrinchium elmeri Lewis S. Rose 1968-6-11 68104 Plumas Butterfly Valley. 4 mi. S of Keddie.; 0 1036 Comment
  CDA14671  Sisyrinchium idahoense G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3113 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  NY821169  Solanum parishii R. M. Austin 07 1877 s.n. Plumas Spanish Peak Comment
  CAS-BOT-BC156684  Solanum umbelliferum R. Bacigalupi 1927-7-7 1648 Plumas Upper reaches of trail from Gray Eagle Valley to Long Lake Comment
  RSA60219  Solidago californica E. K. Balls 1950-9-9 15693 Plumas 3.1 miles east of turn to Sloat, between Quincy and Portola, Highway 24. 1250 Comment
  SEINET11382869 Image available Solidago canadensis Unknown 1934-1 8252 Plumas Mohawk Valley. 5300 ft. Comment
  RSA122318  Solidago canadensis subsp. elongata G. T. Nordstrom 1934-7-17 230 Plumas 1.5 miles south and 1/2 mile east of Bucks Mountain. 1524 Comment
  CHSC66699  Solidago elongata Vernon H. Oswald; Lowell Ahart 1996-8-1 8135 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at drainage ca. 0.9 mi W of Hauns Mdw., SSE of Dyer Mtn. Lookout N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1463 Comment
  CHSC99795  Solidago elongata Lowell Ahart 2008-8-13 15191 Plumas On the bottom of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Glass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1598 Comment
  JEPS113515  Solidago elongata Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14470 Plumas About 100 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
  UC1999895  Solidago elongata J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-12 9304 Plumas CA-89, E of Canyondam, 10.5 km NW of Greenville. Comment
  CHSC118489  Solidago spectabilis Don Lepley 2016-8-7 Plumas Lassen National Forest. Almanor Ranger District. North side of Rd. 27N43 a mile west of Shanghai Ck.crossing. 1586 Comment
  CAS-BOT-BC365117  Solidago velutina subsp. californica John Thomas Howell 1959-9-21 34736 Plumas Belden 701 Comment
  CAS-BOT-BC365123  Solidago velutina subsp. californica Lowell Ahart 1979-8-16 s.n. Plumas Along Ohio Ravine 1700 Comment
  CAS-BOT-BC365124  Solidago velutina subsp. californica L. P. Janeway 1990-8-15 3828 Plumas Plumas National Forest, Beckwourth Ranger District. Along edge of dirt road near Cascade Cr ca 1 1/4 mi SW of Little Grizzly Cr. 1844 Comment
  CAS-BOT-BC365974  Sonchus John Thomas Howell 1959-9-21 34796 Plumas Virgilia 841 Comment
  CAS-BOT-BC157311  Sorbus californica Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS114611  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
  UC170980  Sorbus californica H. M. Hall 1912-7-10 9340 Plumas near summit Mt. Elwell; Sierra Nevada Mountains 2377 Comment
  CHSC115778  Sorbus scopulina Lowell Ahart; John Deurloo 2015-8-25 20525 Plumas On the north side of Cold Water Creek, about 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. 1475 Comment
  JEPS124138  Sorbus scopulina Lowell Ahart, John Deurloo 2015-8-25 20525 Plumas About 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. Comment
  CAS-BOT-BC236552  Sorghum halepense John Thomas Howell 1959-9-26 35081 Plumas Storrie, Sierra Nevada 548 Comment
  RSA716794  Sparganium angustifolium subsp. emersum L. Ahart, John Dittes 2005-9-20 12430 Plumas In Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2030 Comment
  CHSC61588  Sparganium emersum subsp. emersum L. P. Janeway 1992-9-16 4314 Plumas Plumas National Forest. Middle Fork Feather River 1 1/2 mi west of Beckwourth. Along the river. 2133 Comment
  JEPS101258  Sparganium natans Dean W. Taylor 1990-8-10 11432 Plumas Lassen National Park, Little Willow Lake, 1874 Comment
  CAS-BOT-BC390071  Spergularia atrosperma John Thomas Howell 1951-8-20 28234 A Plumas 3 miles east of Beckwourth, Sierra Valley 1524 Comment
  HSC94186  Spergularia rubra G. D. Barbe, T. C. Fuller, J. T. Howell 1981-6-23 3160 Plumas East Quincy; vacant lot E. of Lariat Lodge. Comment
  CAS-BOT-BC374766  Sphaeromeria potentilloides var. potentilloides A. A. Heller; P. B. Kennedy 1907-7-2 8679 Plumas Between Vinton and Beckwith [Beckwourth] Comment
  UC579482  Sphaeromeria potentilloides var. potentilloides E. Sawyer 1935-6-6 73 Plumas 2 1/2 mi sw Sugarloaf; Sierraville Quad. 1493 Comment
  RSA472766  Spiraea densiflora Dorothy Davis 1923-08 s.n. Plumas Gold Lake. 2439 Comment
  UC384658  Spiraea densiflora E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CHSC6572  Spiraea douglasii R. Carter 1966-7-10 479 Plumas Found 1 mi. N Bucks summit of W side Oroville-Quincy Rd. on slope above road, ca. 12 mi. W of Quincy. 1615 Comment
  SEINET10483627  Spiraea douglasii Mary Susan Taylor 1982-6-14 Taylor 4672 Plumas T26N R9E se sec 34. Greenville SW quad. E side of Hwy 89, ca. 1 mi n of Indian Falls. 3400 ft. 1036 Comment
  CAS-BOT-BC152536  Spiraea splendens Anna Head 1921-7-20 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC66653  Spiranthes romanzoffiana Vernon H. Oswald; Lowell Ahart 1996-7-15 8054 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Lake Chance Campground on Forest Rd. 28N11. 1371 Comment
  UC1101246  Spirodela polyrhiza Herbert L. Mason 1953-7-8 14561 Plumas 4 mi nw Loyalton Comment
  NY342291  Spraguea pulcherrima A. A. Heller 1938-5-30 15132 Plumas Feather river near Bucks Creek power house 609.6 Comment
  CHSC13626  Stachys ajugoides var. rigida M. S. Taylor 1974-7-3 300 Plumas Ca. 25 ft e of road, opposite Darlingtonia Bog, in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  UC367245  Stachys albens J. G. Lemmon and wife Aug 1883 Plumas Indian Valley Northern California Comment
  POM252828  Stachys rigida subsp. rivularis A. A. Heller 1938-7-2 s.n. Plumas Near the river bridge at Quincy. 1098 Comment
  RSA59955  Stachys rigida subsp. rivularis E. K. Balls 1950-9-15 15842 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  CHSC110369  Stellaria crispa Lowell Ahart 2012-9-5 18437 Plumas At the end of a small stream that flows into the South Fork of the Feather River, about 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8-1/2 miles (air) northeast of La Porte. 1889 Comment
  JEPS116102  Stellaria crispa Lowell Ahart, John Dittes 2009-7-28 16198 Plumas On wet soil and humus, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  CAS-BOT-BC391206  Stellaria longipes subsp. longipes John Thomas Howell 1959-9-23 s.n. Plumas 3 mi. from Juniper Lake on road to Chester 1889 Comment
  UC120033  Stellaria longipes var. longipes Mrs. R. M. Austin Jul 1880 292 Plumas Mount Dyer 2133 Comment
  JEPS51128  Stellaria longipes var. longipes W. L. Jepson 1910-6-4 4054 Plumas Big Meadows 1310 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
  CHSC52729  Stephanomeria lactucina L. P. Janeway 1990-8-29 3839 Plumas Plumas National Forest. Southern flank of Mt Ingalls ca 1/4 mi from the top. 2407 Comment
  CHSC56527  Stephanomeria lactucina L. P. Janeway 1984-7-13 919 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). 1584 Comment
  SEINET10474964  Stephanomeria lactucina Mary Susan Taylor 1981-7-21 Taylor 4076 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
  JEPS88577  Stephanomeria tenuifolia Vernon H. Oswald and Lowell Ahart 1996-7-15 8046 Plumas e side of marsh ca. 1.4 mi s Last Chance Campground (at streams and marshy meadow extending e from road 29N11, at junction of road to campground and spur road to n side of meadow); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  SEINET8061984  Stipa comata W. Harnach, N. Harnach 1990-6-16 381 Plumas Sierra Valley. N of Vinton, Frank Dotta Ranch. 1524 Comment
  CHSC118780  Stipa lemmonii Reed Kenny; Jim Battagin, Elizebeth Kramer 2015-5-28 2015 -002 Plumas Plumas National Forest. Maple flat at junction of Forest Service road 25N81 and 25N59. (UTM 659554 E, 4428389 N, NAD83 Zone 10N.) 1615 Comment
  CHSC112086  Stipa nelsonii var. dorei L. P. Janeway 2014-7-15 11523 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
  SEINET10610749  Stipa occidentalis Frederick J. Hermann 1955-7-27 Hermann 11950 Plumas Arid, grassy sagebrush slope, schoolyard. Beckwith Comment
  CHSC43436  Streptanthus tortuosus Lowell Ahart 1970-7-1 59 Plumas Along the edge of Lumpkin Ridge Road, about 10 miles west of La Porte. 1371 Comment
  CDA18579  Streptanthus tortuosus var. orbiculatus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3298 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  JEPS87620  Streptanthus tortuosus var. tortuosus Lowell Ahart 1994-7-7 7464 Plumas n side of trail about 3/4 mi (air) s. Pilot Peak; Pacific Crest Trail, Bunker Hill Ridge 2011 Comment
  JEPS95604  Streptanthus tortuosus var. tortuosus Lowell Ahart 1994-7-7 7464 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles S of Pilot Peak 2011 Comment
  CHSC20587  Styrax officinalis var. redivivus Robert A. Schlising 1965-5-15 2820 Plumas Along highway 70, 3.7 miles north of county line; in valley of North Fork, Feather River. Comment
  JEPS120476  Symphyotrichum bracteolatum L. P. Janeway 2012-8-8 11047 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; east side of Gibsonville-Johnsville Road about 0.5 km north of its bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. Comment
  CHSC69697  Symphyotrichum chilense Vernon H. Oswald; Lowell Ahart 1997-9-18 8879 Plumas Ca. 4 air mi west-northwest of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 3.6 mi south of its junction with 26N49 (to Humbug Valley). 1170 Comment
  UC1747953  Symphyotrichum spathulatum L. P. Janeway 1996-8-22 5077 Plumas Bean Creek at crossing of Road 25N17. 1402 Comment