Search Results — 2000 specimen records retrieved (1442 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC336753  Abies concolor unknown Plumas Thompson's Quincy Comment
  CHSC102083  Acer macrophyllum Lowell Ahart; John Dittes 2009-7-13 16047 Plumas On dry soil, near a seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  SDSU2124  Acer macrophyllum Harvey 1939-7-30 2510 Plumas Feather River Canon Comment
  SEINET3098687 Image available Acer macrophyllum Bob Reeves 1968-4-14 23 Plumas Along Feather River, 0.25 mi below Pauls Creek, State highway 70. 610 Comment
  CDA13378  Achnatherum lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13226 Plumas Sierra Nevada; Dry open, +- disturbed sandy site near old log landing on USFS 23N12E. Upper Bull Run Creek, about 1/4 mile below headwater springs. Perennial, bunching. Habitat a dense coniferous forest, dominated by Abies concolor, Pinus jeffreyi, Calodedrus. Comment
  SEINET9327788  Achnatherum lemmonii Unknown 1996-7-16 13226 Plumas Plumas Comment
  CAS-BOT-BC217985  Achnatherum nelsonii John Thomas Howell 1960-7-17 35485 Plumas Drakesbad 1828 Comment
  UCD50975  Achnatherum occidentale John Thomas Howell 1926-7-24 2100 Plumas near Prattville. 1463 Comment
  RSA201262  Achnatherum occidentale subsp. occidentale J. T. Howell 1960-7-17 35485 Plumas Drakesbad; Lassen Volcanic National Park. 1677 Comment
  RSA484121  Achnatherum occidentale subsp. occidentale A. A. Beetle 1941-6-28 2898 Plumas west side of Lake Almanor 1829 Comment
  UC790988  Achnatherum occidentale subsp. occidentale A. A. Beetle 1941-6-28 2898 Plumas in meadow in forest, w side of Lake Almanor Lake Almanor 1828 Comment
  UCD32652  Achnatherum occidentale subsp. pubescens Beecher Crampton 1954-7-5 2045 Plumas Plumas County, 1.5 miles north of Greenville, along highway 89. 1127 Comment
  CHSC102149  Acmispon americanus var. americanus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16235 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS122300  Acmispon americanus var. americanus Lowell Ahart 2014-8-24 19759 -A Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CHSC880  Acmispon nevadensis D. Crummett 1937-5-14 Plumas Feather river highway below Belden. 731 Comment
  SEINET10535953  Aconitum columbianum Mary Susan Taylor 1981-7-17 Taylor 4025 Plumas T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev. 1950 Comment
  CAS-BOT-BC391472  Aconitum columbianum subsp. columbianum John Thomas Howell 1926-7-31 2175 Plumas Near Prattville 1463 Comment
  CAS-BOT-BC391475  Aconitum columbianum subsp. columbianum B. C. Cain 1925-8-24 98 Plumas 1 mi. below Drakesbad, Mt. Lassen Nat. Park 1645 Comment
  UCD128575  Acroptilon repens E. Sawyer 1935-6-27 239 Plumas Sierra Valley. Comment
  CAS-BOT-BC391667  Actaea rubra Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  SD7976  Actaea rubra Mrs. R. M. Austin 1882-7-25 Plumas Big Meadows Comment
  CHSC21320  Adenocaulon bicolor F. T. Griggs; A. Pass 1975-8-1 282 Plumas Lower Bucks Lake. Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC29843  Adenocaulon bicolor Javier Penalosa 1962-6-19 2488 Plumas Hwy. 40-89, ca. 6.2 miles southwest of Quincy 1097 Comment
  JEPS111009  Aegilops cylindrica J. Battagin 1989-6-29 Plumas Butterfly Valley (Mail boxes) 1066 Comment
  UC1124432  Agastache urticifolia E. Sawyer 1935-6-25 146 Plumas 1 1/2 mi ssw Crow; Plumas National Forest, Sierraville Quad. Comment
  UC1540451  Agastache urticifolia Ethel Crum 1937-8-7 1947 Plumas three mi w Lake Almanor; w of Lake Almanor 1524 Comment
  SEINET12334048  Agastache urticifolia L. P. Janeway 1989-1 3350 Plumas Crocker Mt Quad, near top of Crocker Mt 2195 Comment
  RSA59187  Ageratina occidentalis E. K. Balls 1950-9-1 15614 Plumas East of Long Lake above meadow leading down to two smaller lakes. 2134 Comment
  RSA795721  Ageratina occidentalis L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16215 Plumas Along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 air miles northeast of Rush Creek Hill, 2.6 air miles ESE of Caribou Powerhouse. 1678 Comment
  CHSC110291  Agoseris glauca var. glauca B. Castro; L. P. Janeway 2006-6-3 1543 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1676 Comment
  CAS-BOT-BC15457  Agoseris glauca var. glauca Gladys L. Smith 1976-6-7 4570 Plumas Rte. A23 between Rte. 70 and Calpine, just north of road to Hot Springs about 6 miles north of Sierra Co. line 1524 Comment
  CDA20913  Agoseris glauca var. laciniata G. D. Barbe, T. C. Fuller 1982-7-16 3756 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CHSC80136  Agoseris glauca var. laciniata L. P. Janeway 1996-6-5 4990 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  CAS-BOT-BC22920  Agoseris heterophylla Lewis S. Rose 1954-5-30 54057 Plumas Johnsville 1600 Comment
  JEPS113520  Agoseris heterophylla Lowell Ahart, John Dittes 2007-6-16 14099 Plumas On dry soil, 100 yards east of a small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  SEINET12854659  Agropyron elongatum W. Harnach, N. Harnach 1991-6-29 592 Plumas Sierra Valley, 4 miles N of Loyalton, on County Road A-24 (6 Mile Road). 1490 Comment
  SEINET7295890 Image available Agrostis alba Malcolm A. Nobs, S. Galen Smith 1949-1 1382 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CAS-BOT-BC127494  Agrostis capillaris John Thomas Howell 1955-7-19 30828 Plumas Sierra Nevada. Mohawk. 1371 Comment
  CHSC112387  Agrostis capillaris L. P. Janeway 2014-6-23 11409 Plumas Northern High Sierra Nevada. Plumas National Forest; Secret Diggings Gravel Pit on Illinois Ridge, 2.0 air-km south of La Porte. 1476 Comment
  JEPS113924  Agrostis capillaris W. and N. Harnach 2000-8-2 971 Plumas Sierra VAlley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23. South of Beckwourth, CA (Sierra Valley Farms) Comment
  CAS-BOT-BC127096  Agrostis exarata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1456 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek. 883 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
  RSA59897  Agrostis exarata E. K. Balls 1950-9-14 15820 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  UC1100236  Agrostis exarata Malcolm A. Nobs and S. Galen Smith 1949-8-20 1465 Plumas on road between Milford and Beckwourth about 13 mi sw Milford Comment
  UC485762  Agrostis exarata H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  UCD52485  Agrostis exarata John Thomas Howell; Gordon H. True 1973-7-31 50087 Plumas Canadian Zone Forest, summit ridge of Thompson Peak, Diamond Range. 2194 Comment
  CAS-BOT-BC127090  Agrostis exarata John Thomas Howell 1959-9-22 34845 Plumas Drakesbad. 1737 Comment
  CAS-BOT-BC139601  Agrostis gigantea Fred Sommers; Greg Sommers 1976-7-20 177 Plumas Sierra Nevada. Sierra Valley Marsh along road and in fields. 1524 Comment
  CAS-BOT-BC139603  Agrostis gigantea John Thomas Howell 1973-7-10 49741 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  CAS-BOT-BC139248  Agrostis idahoensis John Thomas Howell 1960-7-21 35854 Plumas Lassen Volcanic National Park. Northwest of Willow Lake. 1676 Comment
  CAS-BOT-BC138705  Agrostis scabra Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1617 Plumas Butterfly Botanical Area and Vicinity. Along roadside at Fern Glen. 1097 Comment
  RSA718160  Agrostis scabra L. Ahart 2006-10-23 13493 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek., About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast of Strawberry Valley. 1282 Comment
  UCD53456  Agrostis stolonifera John Thomas Howell 1960-7-18 35521 Plumas Drakesbad. 1676 Comment
  JEPS28278  Agrostis variabilis George W. Gillett 1957-7-17 788 Plumas stream running from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  CHSC8757  Alisma gramineum S. Chulasmai 1966-5-13 31 Plumas Pond near Highway California 89. Comment
  CAS-BOT-BC131949  Allium Catherine Best 1980-6-13 s.n. Plumas Highway A23 - 3 mi north of the Plumas Co. Sierra Co. line Comment
  CAS-BOT-BC131952  Allium W. D. Dakan 1974-5-28 s.n. Plumas Ca. 2 miles southeast of Mt. Hough 1828 Comment
  CAS-BOT-BC131955  Allium W. Harnach; N. Harnach 1990-5-12 294 Plumas Sierra Valley. Wilson brothers ground, south of Marble lane, on Co. Rd. A-23 (the rock pile) 1514 Comment
  CHSC98579  Allium acuminatum B. Castro; L. P. Janeway 2005-7-10 1496 Plumas Northern High Sierra Nevada. Near Lassen Co line. Crest of the Diamond Mtns, overlooking NW end of Honey Lake, at N end of Stony Ridge. At N end of jeep road ca 0.6 mi from its junction with sharp bend in Rd 27N12, on open flat basalt pebble-field around headwaters of Stony Creek. 1990 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
  CAS-BOT-BC466465  Allium campanulatum Alice Eastwood 1927-6-11 14435 Plumas Paxton Comment
  CAS-BOT-BC466607  Allium campanulatum Robert J. Weatherby 1955-7-2 1569 Plumas Bear Ridge near Taylor Lake 2194 Comment
  CAS-BOT-BC466622  Allium campanulatum David D. Keck 1932-7-3 1630 Plumas Quincy. Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC466625  Allium campanulatum Alice Eastwood 1927-6-1 14475 Plumas Forest Lodge, Greenville Comment
  UCD143209  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
  CAS-BOT-BC474284  Allium obtusum var. obtusum Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Drakesbad. Lassan Nat'l Park Comment
  CHSC58048  Allium parvum Vernon H. Oswald 1992-5-18 4941 Plumas Juniper Lake Rd. 0.3 mi N of the park boundary. Lassen National Park. 1999 Comment
  SEINET8122913  Allium parvum C. G. Gulling May and June s.n. Plumas Sierra Valley Comment
  SD230972  Allium platycaule James Shevock 1985-5-19 11163 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01, 2 miles west of Frenchman Reservoir. 1800 Comment
  CAS-BOT-BC476720  Allium validum John Thomas Howell 1967-6-23 42701 Plumas Butterfly Valley 1066 Comment
  CAS-BOT-BC476726  Allium validum M. S. Taylor 1982-8-4 4917 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
  SEINET10472025  Allium validum Mary Susan Taylor 1982-8-4 Taylor 4917 Plumas T25N R10E nw/se sec 23. Greenville SE quad. ALong spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 6200 ft. 1890 Comment
  CAS-BOT-BC260  Allocarya ambigens Amos Arthur Heller; P. B. Kennedy 1907-7-2 8682 Plumas Between Vinton and Peckwith Comment
  SEINET5332277 Image available Allocarya microcalyx A. A. Heller, P. B. Kenndey 1907-7-2 8680 Plumas Between Vinton and Beckwith. Comment
  CDA13937  Allophyllum divaricatum G. F. Hrusa 1997-6-26 13875 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
  CHSC62365  Allophyllum integrifolium B. Castro; L. Hanson 1989-8-17 400 Plumas Ca 13 air mi E of Greenville, ca 2.5 mi N of Kettle Rock, in the Mud Lake Research Natural Area within Plumas National Forest. 2042 Comment
  CHSC65652  Allophyllum integrifolium L. P. Janeway 1995-7-23 4863 Plumas Hartman Bar Ridge; south-facing slope of Franklin Hill. 1731 Comment
  JEPS28608  Allophyllum integrifolium George W. Gillett 1957-7-17 785 Plumas gully off the inlet to Willow Lake; Lassen Volcanic Nat'l Park 1767 Comment
  CAS-BOT-BC171369  Alnus incana subsp. tenuifolia Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  JEPS88518  Alnus incana subsp. tenuifolia Vernon H. Oswald and Lowell Ahart 1996-7-15 8043 Plumas e end of marsh ca 1.4 mi s Last Chance Campground (n end of lake, at streams and marshy meadow extending e from road 29N11); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  RSA189385  Alnus incana subsp. tenuifolia L. S. Rose 1967-5-7 67066 Plumas 3 mi W of Keddie, Butterfly Valley. 945 Comment
  RSA0088243  Alnus tenuifolia Bonnie C. Templeton 1968-6-8 11223 Plumas Butterfly valley. 1067 Comment
  CHSC47602  Alopecurus aequalis Lowell Ahart 1981-8-7 3022 Plumas About 1 mile north-east of Pilot Peak, along the dirt road from Onion Valley to Hpkins Creek, about 16 miles north-east of La Porte. 1737 Comment
  JEPS113752  Alopecurus aequalis Lowell Ahart, John Dittes 2007-6-16 14149 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
  RSA59916  Alopecurus aequalis E. K. Balls 1950-9-15 15838 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  UCD55870  Alopecurus aequalis Beecher Crampton 1970-6-25 8634 Plumas Quincy, Spanish Creek just north of town. 1043 Comment
  CAS-BOT-BC138117  Alopecurus aequalis var. aequalis Lowell Ahart 1985-7-3 5098 Plumas Little Grass Valley Reservoir and where the South Fork of the Feather River flows into the lake. 1584 Comment
  RSA60211  Amaranthus powellii E. K. Balls 1950-9-6 15686 Plumas Road from Quincy to E Quincy. 1098 Comment
  UCD112883  Amelanchier pallida Lori Best 1976-5-29 126 Plumas Plumas-Eureka Campground. Comment
  CAS-BOT-BC136789  Amelanchier utahensis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1510 Plumas At north end of Pond Reserve 1097 Comment
  CHSC88650  Amelanchier utahensis B. Elliott 2002-6-8 11605 Plumas Plumas National Forest. Kellogg Lake swamp. 1920 Comment
  UC1127757  Amelanchier utahensis R. Roseberry 1934-11-4 7 Plumas 0.5 mi w Bungalow; Downieville Quad. 1371 Comment
  JEPS48764 Image available Amelanchier utahensis John Warren Duffield 1937-5-26 Plumas 8 mi from Quincy (on country road from Meadow Valley and Quincy, sw Plumas County) Comment
  CAS-BOT-BC64275  Anaphalis margaritacea H. E. Brown 1897-8-15 661 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC64278  Anaphalis margaritacea M. S. Taylor 1982-8-10 4951 Plumas Almanor NE quad. End of spur rd off Seneca Rd (306) at Salmon Creek, ca. 2 air mi s of Canyon Dam 1524 Comment
  UC196672  Anemone drummondii Fred W. Koch 1916-7-8 Plumas 1 mi. n. Mt. Elwell 2072 Comment
  CHSC65114  Anemone oregana Vernon H. Oswald; Lowell Ahart 1995-7-24 7104 Plumas High Cascade Range. Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake. 1950 Comment
  CHSC63444  Angelica breweri Lowell Ahart 1994-7-28 7530 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  JEPS16088  Angelica breweri W. L. Jepson 1924-7-22 10610 Plumas Middle Fork Feather River, Rich Point Middle Fork Feather River; , Rich Point 914 Comment
  CAS-BOT-BC64791  Antennaria W. Harnach; N. Harnach 1990-6-13 371 Plumas Sierra Valley. Ramelli Ranch (USFS). 1487 Comment
  JEPS125923  Antennaria argentea D. W. Taylor 2001-6-20 17798 Plumas Ridge dividing Middle Creek from Indian Creek, about 2.5 air miles SSW of Antelope Lake dam. Comment
  CHSC118801  Antennaria argentea Chelsea Morgan 2015-5-26 2015 -006 Plumas On northwest side of Rush Creek Hill, near the upper reaches of Cold Brook Creek. Just east of Forest Service road 26N22, south of 26N67 (UTM 658936 E, 4437694 N, NAD 83 Zone 10N; Elevation 1645 m.) 1645 Comment
  JEPS55232  Antennaria argentea Lewis S. Rose 1967-7-11 67161 Plumas 6 mi n Quincy Junction; Mt. Hough Road 1706 Comment
  SEINET10475043  Antennaria argentea Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3821 Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  SEINET10886946  Antennaria argentea Patricia L. Kenney, David B. Dunn; Melvin L. Conrad 1973-6-5 Kenney 426 Plumas Collected along a stream along Hwy. 70, 6 mi. S from jct. of Hwy. 89 & 70. Douglas fir and yellow pine. 1067 Comment
  CHSC57250  Antennaria dimorpha L. P. Janeway 1991-5-28 3970 Plumas Plumas National Forest. South side of Poco Creek ca 1 1/2 mi east of Red Clover Creek (south side of road 25N05). 1719 Comment
  CHSC57406  Antennaria luzuloides subsp. aberrans L. P. Janeway; Garrett Gibson 1991-6-13 4006 Plumas Plumas National Forest. Ca 1/4 mi west-northwest of Claireville Flat, ca 1/2 mi southeast of Hwy 70 and Willow Creek. 1484 Comment
  CHSC97626  Antennaria luzuloides subsp. aberrans Lowell Ahart; John Dittes 2007-6-16 14138 Plumas On dry bare soil, 100 yards east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 120 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC63446  Antennaria rosea subsp. confinis Lowell Ahart 1994-7-22 7501 Plumas Along the north side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. 1981 Comment
  CAS-BOT-BC84757  Antennaria rosea subsp. rosea Anna Head 1921-7-5 s.n. Plumas Near Grassy Lake, Feather River Region Comment
  CHSC81598  Anthemis cotula Lowell Ahart 2001-10-8 9329 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
  JEPS21507  Anthemis cotula Helen-Mar Wheeler 1944-8-23 Plumas Cascade settlement Cascade Creek 1238 Comment
  RSA71312  Antirrhinum vexillocalyculatum subsp. intermedium L. S. Rose 1951-6-29 51057 Plumas Feather River Canyon near Grays Flat. 823 Comment
  CAS-BOT-BC457542  Aphanes occidentalis J. T. Howell; Walter Knight; Irja Knight; G. H. True 1967-5-7 2228 D. Plumas Butterfly Botanical Area and Vicinity; open flat near Pond Reservoir. 1097 Comment
  CHSC52920  Apocynum androsaemifolium L. P. Janeway 1989-8-2 3545 Plumas Plumas National Forest. Above western branch of Bell Bar Cr.; 0.6 mi S of Middle Br. Feather River, and 1-3/4 mi NE of White Cap. 1493 Comment
  CHSC57248  Apocynum androsaemifolium L. P. Janeway 1984-9-1 1128 Plumas Lakes Basin Recreation Area, on west side of Mud Lake. 2026 Comment
  CHSC83674  Apocynum androsaemifolium L. P. Janeway 2001-6-28 7242 Plumas High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road. 1067 Comment
  JEPS115205  Apocynum androsaemifolium Lowell Ahart, John Dittes 2009-7-15 16102 Plumas On dry rocky soil, northeast of the power line, on the west side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  UC1123475  Apocynum androsaemifolium E. Nourse 1934-8-14 13 Plumas 1 mi. n. & 1 1/2 mi. w. Quincy; Plumas Nat'l Forest, Downieville Quad. Comment
  UC1123477  Apocynum androsaemifolium E. Sawyer 1935-7-9 275 Plumas 4 1/2 mi. s. Crow; Plumas Nat'l Forest, Sierraville Quad. Comment
  UCR123370  Apocynum androsaemifolium George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6873 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  UCR3608  Apocynum androsaemifolium subsp. pumilum Wm. Horn Jr. 1963-7-11 630711- 01 Plumas Northern Sierra Nevada Mtns., Meadow Valley logging landing, 4 mi. south of Quincy-Bucks Lake Rd on FS Road 24N29 [Deanes Valley Rd.] 1284 Comment
  RSA31683  Apocynum androsaemifolium subsp. pumilum A. A. Heller 1938-6-22 s.n. Plumas Along state highway #36 1311 Comment
  SD7972  Aquilegia Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  CAS-BOT-BC397881  Aquilegia formosa Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC397883  Aquilegia formosa Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  UC1125879  Aquilegia formosa G. T. Nordstrom 1934-7-2 163 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle 1584 Comment
  JEPS109843  Arabis constancei Dean W. Taylor 2004-5-26 19075 Plumas County Road 204 ca. 2 miles west from Round Valley (site) 1539 Comment
  SEINET10874432  Arabis constancei Mary Susan Taylor 1981-6-22 Taylor 3942 Plumas T25N R8E se/ne sec 33 and sw/nw sec 34. Bucks Lake quad. Rocky serpentine outcrops on ridgetop, N side of 25N57, ca. 1.5 mi E of its jct with 25N17, ca. 4 air mi NW of Meadow Valley. 5100 ft. elev. 1554 Comment
  JEPS95629  Arabis glabra var. glabra Lowell Ahart 1994-6-17 7357 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  SEINET5340340  Arabis holboellii var. pinetorum R. C. Rollins, K. W. Rollins 1981-5-29 81159 Plumas 3.1 miles northwest of U.S. Hwy. 70 near the Beckwourth-Genesee Road. Comment
  RSA74141  Arabis holboellii var. retrofracta Milo S. Baker 1952-5-24 12449 Plumas Hwy 89 at head of Pine Valley. 915 Comment
  CAS-BOT-BC171671  Aralia californica Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 872 Plumas On La Porte Rd. 10 km S of jct with Hwy 10. 1400 Comment
  CAS-BOT-BC171673  Aralia californica L. P. Janeway 1992-7-10 4261 Plumas Chipps Creek ca 0.3 mi upstream (north) of North Fork Feather River and Hwy 70. 731 Comment
  CHSC34297  Aralia californica M. S. Taylor 1981-7-26 4118 Plumas Banks of Feather River on Caribou Rd, 3.5 mi ne of its jct with Hwy 70 near Beldon. 822 Comment
  SEINET1912945  Arceuthobium californicum R. L. Mathiasen 2010-1 1069 Plumas 0.8 km from rd. to Bucks Lake on rd. to Silver Lake 1250 Comment
  CHSC43231  Arceuthobium campylopodum Lowell Ahart 1987-9-18 5888 Plumas About 4 miles southeast of Cascade, on a part of the Lava Cap, northeast of Feather Falls. 1341 Comment
  CAS-BOT-BC102209  Arctium minus L. P. Janeway 1993-8-26 4545 Plumas Portola quad Northwest corner of Sierra Valley; on south side of Middle Fork Feather River 1484 Comment
  CAS-BOT-BC24188  Arctostaphylos John Thomas Howell 1976-7-16 51917 Plumas In area of metamorphic shaly rock just east of Bucks Summit on road to Meadow Valley. 1645 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-BC38486  Arctostaphylos mewukka subsp. truei John Thomas Howell 1966-7-26 42005 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CAS-BOT-BC38623  Arctostaphylos mewukka subsp. truei M. S. Taylor 1982-6-20 4712 Plumas Along Hwy 70 just w of Injun Jim Campground entrance, ca. 4 air mi sw of Belden Comment
  UCD23329  Arctostaphylos mewukka subsp. truei E. W. Jameson 1948-11-20 s.n. Plumas 4 mi. north of Quincy. 1097 Comment
  CAS-BOT-BC40013  Arctostaphylos nevadensis Gladys L. Smith 1976-6-7 4608 Plumas Secondary road from Quincy to La Porte, drainage of Middle Fork Feather River, south end of summit ridge. 1950 Comment
  SD7735  Arctostaphylos nevadensis Mrs. R. M. Austin 1879-1 Plumas Mt. Dyer Comment
  CDA9330  Arctostaphylos patula D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .292 Plumas Plumas Eureka State Park. S Johnsville Comment
  NY42168  Arctostaphylos patula J. B. Walker 1994-8-3 868 Plumas 5km N of Quincy, on USFS Rd 25N12, 2km W of USFS Quincy work center 1500 Comment
  RSA609434  Arctostaphylos patula L. C. Wheeler 1958-7-29 7342 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UC1120794  Arctostaphylos patula D. Axelrod 1934-6-4 10 Plumas sw La Porte; Plumas National Forest, Downieville Quadrangle Comment
  UC1552780  Arctostaphylos patula Frederica Bowcutt 1985-5-16 523 Plumas 9 mi s Lake Almanor (off of Caribou-Belden Rd) 1219 Comment
  RSA584781  Arctostaphylos patula Gladys L. Smith 1976-6-7 4582 Plumas Secondary road between Route 70 and La Porte 1951 Comment
  POM77151  Arctostaphylos viscida subsp. viscida Mary E. P. Ames 1891-02 s.n. Plumas Taylorsville, Indian Valley. Comment
  CHSC118775  Arctostaphylos viscida subsp. viscida Wendy L. Boes 2016-8-21 2016 -036 Plumas Plumas National Forest. On a ridge between Yellow Creek and the North Fork of the Feather River along Forest Road 26N26. (UTM 650359 E, 4435221 N, NAD 83 Zone 10 North.) 1484 Comment
  SEINET10965530  Arenaria congesta Mary Susan Taylor 1981-7-17 Taylor 4040 Plumas T21N R12E se/sw sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, around Cub Lake, ca. 6 air mi S of Mohawk. 6500 ft elev. 1981 Comment
  CDA18570  Arenaria congesta var. suffrutescens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3332 Plumas Sierra Nevada; 0.5 mile southeast of bridge crossing Indian Creek; 0.1 mile northwest of junction with road to Antelope Lake Dam. 1584 Comment
  SEINET6225252  Arenaria congesta var. suffrutescens L. S. Rose 1967-1 67172 Plumas 1 mi S of Keddle, Butterfly Creek & Spanish Creek Comment
  JEPS95362  Arenaria kingii var. glabrescens Lowell Ahart 1994-6-29 7413 Plumas about 1/2 mi S of Bucks Lake (W of a poor logging road) 1828 Comment
  SD7867  Aristolochia californica R. M. Austin 1883-1 Plumas Comment
  CHSC97583  Arnica chamissonis Lowell Ahart; John Dittes 2007-6-17 14199 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
  CHSC118660  Arnica chamissonis Reed Kenny 2015-7-11 2015006 Plumas Plumas National Forest. Location northwest shore of Antelope Lake, northeast of Forest Service road 28N03 and 28N31. UTM 701731 E, 4453804 N, NAD83 Zone 10N. 1585 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
  POM29780  Arnica chamissonis subsp. foliosa Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  SEINET6775025 Image available Arnica cordifolia W. Harnach, N. Harnach 1990-6-27 409 Plumas Sierra Valley, w of Beckwourth, Ramelli Ranch (USFS) south of railroad 1554 Comment
  RSA123409  Arnica cordifolia E. Sawyer 1935-5-22 27 Plumas Sierraville, 1.25 miles NE of Beckwith Butte 1707 Comment
  CHSC10667  Arnica dealbata Lowell Ahart 1970-7-1 Plumas Near Little Grass Valley. 1981 Comment
  CHSC21696  Arnica dealbata F. T. Griggs; A. Pass 1975-7-16 200 Plumas N. shore of Lower Buck's Lake. Comment
  CHSC70786  Arnica dealbata B. Castro; L. Gehrung 1995-7-14 584 Plumas Ca 8 air mi SW of Bucks Lake, ca 0.3 mi W of Kellogg Ravine, along edges of USFS Rd 22N29. 1493 Comment
  UC1070447  Arnica dealbata D. Axelrod 1934-6-9 29 Plumas 3 mi w Lexington Hill; Plumas National Forest, Bidwell Bar Quad. 1767 Comment
  UCD129195  Arnica dealbata W. R. Powell 1968-7-2 1589 Plumas 1.25 miles northeast of La Porte. 1700 Comment
  CHSC62339  Arnica discoidea B. Castro; L. Hanson, Plumas NF botanists 1989-8-17 403 Plumas Ca 13 air mi E of Greenville, ca 2.5 me N of Kettle Rock, in the Mud Lake Research Natural Area within Plumas National Forest. 2042 Comment
  CHSC64065  Arnica discoidea B. Castro; R. A. Schlising 1987-7-21 175 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42. 1539 Comment
  JEPS107607  Arnica discoidea Lowell Ahart, Josephine Guardino 2005-8-10 12305 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
  JEPS115227  Arnica discoidea Lowell Ahart, John Dittes 2009-7-15 16093 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  SBBG128289  Arnica discoidea L. Ahart, J. Dittes 2009-7-15 16093 Plumas under the power line, on the S side of Forest Service Rd 26N22, ca. 2.3 mi SE of Butt Valley Reservoir Dam 1517 Comment
  CHSC62341  Arnica mollis B. Castro; J. Jurewicz 1990-7-18 432 Plumas Ca 6 air mi W of Crescent Mills, on flat top of knoll overlooking Bullfrog Ravine. 1752 Comment
  UCD107452  Arnica mollis Tim Kuhn 2006-6-30 23 Plumas north of Lake Davis at Old House Meadow. Comment
  CHSC112558  Artemisia arbuscula subsp. arbuscula B. Castro; L. P. Janeway 2007-6-9 1641 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, ca 500 ft below edge of open Ponderosa-Jeffrey pine forest. 1673 Comment
  CHSC59669  Artemisia arbuscula subsp. arbuscula L. P. Janeway 1992-9-10 4308 Plumas Plumas National Forest. Flats on the south side of Middle Fork Feather River 1.75 mi west of Beckwourth. 1487 Comment
  CHSC59670  Artemisia cana subsp. bolanderi L. P. Janeway 1992-9-10 4307 Plumas Plumas National Forest. Low sagebrush flats of this on south side of Middle Fork Feather River 1.75 mi west of Beckwourth. 1481 Comment
  CAS-BOT-BC90405  Artemisia douglasiana John Thomas Howell 1961-9-22 36802 Plumas Greenville 1088 Comment
  CHSC9714  Artemisia douglasiana Nancy Mosman 1971-7-11 81 Plumas On W side of Hwy 70 ca. 1.3 mi S of the Belden turnoff. 1025 Comment
  SEINET6775393 Image available Artemisia douglasiana W. Harnach, N. Harnach 1989-6-17 150 Plumas Sierra Valley, collected approximately 200 ft. west of the steel bridge on the Marble Lane 1487 Comment
  UC1119542  Artemisia douglasiana C. W. Hanks 1934-9-6 70 Plumas e side Dixie Mtn.; Plumas National Forest, Sierraville Quadrangle Comment
  SD51230  Artemisia douglasiana Darley F. Howe 1960-9-21 2990 Plumas 6 miles north of Greenville on Hwy 89. Comment
  JEPS90449  Artemisia michauxiana Dean Wm. Taylor with Glenn Clifton 1990-6-25 11174 Plumas Mt. Thompson Diamond Mountains (n slope) 2301 Comment
  RSA122490  Artemisia tridentata subsp. tridentata C. W. Hanks 1934-9-25 89 Plumas Red Rock Valley 1372 Comment
  RSA59460  Artemisia tridentata subsp. tridentata E. K. Balls 1950-9-2 15650 Plumas Mt. Ingalls Lookout, north of Grizzly Valley. 2485 Comment
  UC1563274  Artemisia tridentata subsp. vaseyana unknown 1990-9-19 6596 Plumas 1/2 mi s Cleghorn Bar Road (3 mi nw of Pilot Peak, north side of creek); Bird Creek 1737 Comment
Read comments
Feb 10 2013
  SFV11161  Asarum hartwegii M. L. Vincent 1964-4-8 523 Plumas Sierra Nevada 0.5 miles northeast of Storrie. 550 Comment
  CAS-BOT-BC400772  Asarum lemmonii Lewis S. Rose 1963-6-3 63113 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1188 Comment
  CHSC7970  Asarum lemmonii Vernon Oswald 1985-5-26 1778 Plumas South loop of road between Hwy 70 and Butterfly Valley at Big Blackhawk Creek. Comment
  OBI77250  Asarum lemmonii Lewis S. Rose 1967-7-10 67155 Plumas 3 mi W of Keddie; Butterfly Valley 1097 Comment
  SBBG32408  Asarum lemmonii L. S. Rose 1968-6-11 68109 Plumas Butterfly Valley, 4 mi S of Keddie 1036 Comment
  RSA121922  Asclepias cordifolia D. Axelrod 1934-6-9 s.n. Plumas 2 miles northwest of Lexington Hill 1768 Comment
  UCSB46175  Asclepias cordifolia Reisentz, Paul 1979-5-12 Plumas At Injun Jim Campgrounds, 6.7 miles south of Beldon on Highway 70 Comment
  RSA59314  Asclepias fascicularis E. K. Balls 1950-9-14 15798 Plumas 1.5 mi northeast of junction with Hwy 24, along Hwy 89, Indian Creek Comment
  UCSB46167  Aspidotis californica Reisentz, Paul 1979-5-13 Plumas Near Chambers Creek, 6 mi S of Beldon on Hwy 70 Comment
  CAS-BOT-BC69591  Aspidotis densa Clarence R. Quick 1952-6-29 52 -79 Plumas Summit road between belden and Humbug Valley. 1486 Comment
  JEPS120177  Aspidotis densa Lowell Ahart 2012-7-1 18248 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  UC1874977  Aspidotis densa Ruth Kirkpatrick 2001-7-21 1075 Plumas Feather River Canyon, along Hwy 70, 4.3 mi upstream from E branch of North Fork of Feather River 731 Comment
  CAS-BOT-BC97478  Aster Clare B. Hardham 1978-8-11 s.n. Plumas about 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC97475  Aster James T. Vale 1980-9-21 s.n. Plumas Road to Antelope Reservoir Comment
  CHSC76796  Aster alpigenus var. andersonii L. P. Janeway; B. Castro 1997-9-14 5359 Plumas Springy south-facing slope above Jamison Creek and above Road 507, 0.9 mi east of the Plumas-Eureka State Park boundary. 1828 Comment
  RSA60033  Aster integrifolius E. K. Balls 1950-9-1 15588 Plumas E shore of Long Lake, turning south from Mt. Elwell; Southern Plumas Co. 2104 Comment
  SEINET10474434  Aster integrifolius Mary Susan Taylor 1982-8-30 Taylor 5077 Plumas T27N R11E sw sec 35. Kettle Rock quad. S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. Riparian edge of Montane Coniferous Forest; 6900 ft. 2103 Comment
  RSA769813  Aster occidentalis var. occidentalis L. Ahart 2008-9-10 15384 Plumas Bottom of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 0.5 miles east of the Quincy La Porte Road, about 9.5 air miles northeast of La Porte. 1917 Comment
  CAS-BOT-BC178758  Astragalus canadensis var. brevidens Gary Schoolcraft 1984-6-27 1273 Plumas 0.4 mile east of Chilccot 1524 Comment
  NY658505  Astragalus filipes R. M. Austin 1880-1 s.n. Plumas [No locality on this label.] Comment
  CAS-BOT-BC186856  Astragalus gibbsii A. A. Heller; P. B. Kennedy 1907-7-16 8868 Plumas Grade between Genessee [Genesee] Valley and Summit Comment
  CHSC60533  Astragalus lentiformis L. P. Janeway 1992-5-13 4172 Plumas Plumas National Forest. North side of Lake Davis and 950 ft north of Rd 112, ca 7 mi northwest of the road to the dam. 1780 Comment
  SEINET12166452  Astragalus lentiformis L. P. Aneway 1989-1 3478 Plumas Croker Mtn quad. T24N R13E NW 1/4 of SE 1/4 of sec. 13. 1/2mi SW of Beckwurth-Genesee Rd see below 1699 Comment
  CAS-BOT-BC187165  Astragalus lentiginosus var. floribundus L. P. Janeway 1992-5-14 4184 Plumas Northeast side of Dotta Canyon 1.2 mi northwest of Dotta Neck along road (24N23) on northeast side of the canyon 1706 Comment
  UC1094005  Astragalus pulsiferae var. pulsiferae Lewis S. Rose 1955-7-19 55152 Plumas Beckworth Pass Beckworth Pass (sagebrush covered slopes) 1493 Comment
  JEPS109612  Astragalus webberi Dean W. Taylor 2002-6-20 18166 Plumas China Grade ca. 1 road mile S of Taylorsville 1219 Comment
  CHSC52929  Asyneuma prenanthoides L. P. Janeway 1989-8-1 3544 Plumas Plumas National Forest. N'ly facing slope above Poplar Cr, ca 1 1/2 mi SW of Big Hill. 1539 Comment
  CHSC37705  Athyrium filix-femina M. S. Taylor 1982-8-9 4949 Plumas Jct of rd 26N17Y and Pliocene Creek, ca. 1 mi nw of Rattlesnake Hill, ca. 2 mi s of Canyon Dam. 1645 Comment
  JEPS35106  Athyrium filix-femina var. cyclosorum W. L. Jepson 1924-7-22 10615 Plumas Rich Point; Middle Fork Feather River 1097 Comment
  SEINET10941930  Athyrium filix-femina var. cyclosorum Lowell Ahart, John Dittes 2009-8-28 Ahart 16350 Plumas T26N, R7E, northeast 1/4 Section 1. Normal size frond, on damp to wet soil, seep, on the northside 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. 1477 Comment
  CAS-BOT-BC66096  Athyrium filix-femina var. cyclosorum David D. Keck 1932-7-3 1693 Plumas just west of town, Quincy, in the Northern Sierra Nevada 1066 Comment
  UC185188  Athyrium filix-femina var. cyclosorum Mrs. Carlotta C. Hall 1912-6-10 Plumas Wapanse Creek Comment
  CAS-BOT-BC17543  Athysanus pusillus John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-6-12 1989 Plumas Butterfly Botanical Area and Vicinity. Valley near barn. 1036 Comment
  UC2042978  Athysanus pusillus Barbara Ertter with Gary Schoolcraft 1990-5-14 8977 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  CDA13924  Balsamorhiza G. F. Hrusa 1997-5-3 13849 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CAS-BOT-BC100038  Balsamorhiza deltoidea John Thomas Howell 1975-6-16 51137 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CHSC42081  Balsamorhiza deltoidea Kimber Hostetter 1986-4-12 12 Plumas On Hwy 89, 3.2 km from Hwy 70 Greenville turnoff, ca. 16 km S of Greenville. 1475 Comment
  POM222846  Balsamorhiza hookeri M. Canby 1929-5-12 160 Plumas 15 miles W of Portola Comment
  CAS-BOT-BC106454  Balsamorhiza hookeri L. P. Janeway 1990-6-7 3704 Plumas Plumas National Forest, Bechwourth Ranger District - Mt. Ingalls quad, Forested flat on N side of Long Valley ca 1/2 mi. E 1371 Comment
  CAS-BOT-BC100096  Balsamorhiza sagittata Mary Strong Clemens 1920-5-4 s.n. Plumas Greenville Comment
  UC579644  Balsamorhiza sagittata E. Sawyer 1935-5-21 2 Plumas 3/4 mi sw of Beckwith 1493 Comment
  CAS-BOT-BC16566  Barbarea orthoceras Anna Head 1920-6-1 s.n. Plumas Feather River Region. Lake Center Camp. 1920 Comment
  CAS-BOT-BC16570  Barbarea orthoceras Mrs. H. C. Cantelow 1940-5-11 3753 Plumas Meadow Valley Creek Ford. Comment
  SEINET4132804  Bassia hyssopifolia W. Harnach, N. Harnach 2000-8-23 999 Plumas Sierra Valley; 1 mile west of the Steel Bridge on Marble Lane. 1486 Comment
  UCD56778  Beckmannia syzigachne John Thomas Howell 1962-6-18 37747 Plumas Plants of the Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  CHSC91333  Berberis aquifolium var. aquifolium Lowell Ahart; John Dittes 2005-6-1 11842 Plumas On the west side of the North Fork of the Feather River, at Indian Jim Campground, on the east side of Highway 70, about 3/4 mile southwest of Chambers Creek. 646 Comment
  CAS-BOT-BC102170  Bidens cernua John Thomas Howell 1961-9-23 36871 Plumas Cooks Creek near Engelmine 1082 Comment
  CAS-BOT-BC413054  Bistorta bistortoides Michael A. Vincent 1999-6-9 8545 Plumas Red Clover Valley, along FS Rt. 70, 0.5 mile north of FS 177/CA 111 Comment
  CHSC72429  Blepharipappus scaber L. P. Janeway 1998-6-24 5672 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  JEPS99041  Boechera Robert E. Preston 1982-4-29 271 Plumas Hwy 70, N side of Chips Creek. 656 Comment
  UCD114120  Boechera Robert E. Preston 1982-4-29 271 Plumas Hwy 70, n side of Chips Cr. 656 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
  CHSC43809  Boechera breweri subsp. breweri Lowell Ahart 1977-6-21 1439 Plumas On the floor of the hydraulic mine at Turkeytown, about 15 miles north-east of La Porte. 1828 Comment
  CHSC67349  Boechera constancei James D. Jokerst 1984-4-25 1986 Plumas Big Grizzly Hydro Project. Ca. 1/8 mi W of N. Fork Feather River. 914 Comment
  CAS-BOT-BC16180  Boechera davidsonii Mary Strong Clemens 1920-6-23 s.n. Plumas Crystal Lake. Comment
  CAS-BOT-BC16179  Boechera davidsonii Robert J. Weatherby 1955-6-26 7200 Plumas Lakes Basin Area. Cliff above Mud Lake. 2194 Comment
  CAS-BOT-BC14105  Boechera pauciflora John Thomas Howell; Gordon H. True 1969-6-23 45834 Plumas Sierra Nevada. Middle Fork of Feather River at Nelson Point. 1249 Comment
  CAS-BOT-BC14108  Boechera pauciflora Walter Knight; Irja Knight 1967-5-22 1907 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  UCD114129  Boechera pauciflora Robert E. Preston 1985-4-4 513 Plumas Chips Creek, at confluence with North Fork Feather River, w side of Hwy 70. 670 Comment
  CHSC72306  Boechera pinetorum L. P. Janeway; Glenn Clifton 1998-7-9 5734 Plumas Thompson Peak, just east of the fire lookout tower and near the top. 2331 Comment
  JEPS106218  Boechera pinetorum Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 10995 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  CHSC21025  Boechera platysperma F. T. Griggs; A. Pass 1975-7-10 139 Plumas Buck's Lake. Comment
  CHSC64077  Boechera rectissima B. Castro; R. A. Schlising 1987-7-21 168 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42 on hillside below roads. 1539 Comment
  SEINET12627117 Image available Boechera retrofracta Martin Schilling 2013-1 MS 163 Plumas Little Volcano, 5.6 air miles S of Quincy, 270 ft S of Little Volcano, 160 ft NW of Limestone Point, on rocky S-facing slope 1728 Comment
  UCSB63924  Boechera sparsiflora Jokerst, James 1987-5-28 Plumas Ward Creek Canyon; T25N R11E center S1/2 Sect. 23 1463 Comment
  CAS-BOT-BC25906  Boechera suffrutescens John Thomas Howell; Gordon H. True 1967-7-11 43348 Plumas Sierra Nevada. Summit ridge of Mount Hough. 2194 Comment
  CHSC53195  Boechera suffrutescens L. P. Janeway 1989-6-12 3297 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1691 Comment
  CAS-BOT-BC478469  Boisduvalia Clare B. Hardham 1978-8-11 21774 Plumas In volcanic area about 5 miles southeast of Thompson Peak Comment
  RSA59259  Boisduvalia densiflora var. densiflora E. K. Balls 1950-8-31 15551 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  SEINET5323260  Botrychium multifidum J. T. Howell 1963-6-3 39397 Plumas Butterfly Valley. 1036 Comment
  CHSC82536  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9796 Plumas On the northwest side of a seep, on the north side of a stream, about 1/4 mile (air) northwest of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1743 Comment
  CHSC82552  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9864 Plumas Meadow, about 100 yards south of the road to Tamarack Flat, on the north side of a small branch of Fall River, about 1/8 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1714 Comment
  CAS-BOT-BC417626  Boykinia major John Thomas Howell 1976-7-16 51921 Plumas Just east of Bucks Summit on road to Meadow Valley. 1645 Comment
  CAS-BOT-BC106230  Brickellia californica John Thomas Howell; H. Keith Wagnon 1980-5-28 53709 Plumas North Fork Feather River Canyon 4 miles northeast of Pulga Bridge in area of granitic rock - Sierra Nevada Comment
  UC178760  Brickellia grandiflora Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET10474489  Brickellia greenei Mary Susan Taylor 1980-9-27 Taylor 3349 Plumas T23N R7E sw sec 8, Bucks Lake quad. ca. 0.3 mi S of Bucks Lake-Spanish Ranch Rd, ca. 0.4 mi E of Frenchman Hill, ca. 20 mi SW of Quincy; from base to top of a serpentine rock wall 600 ft tall. With W. Dakan & T. Griggs. 1646 Comment
  CAS-BOT-BC484272  Brodiaea elegans subsp. elegans Mary Wells 1986-6-11 780 Plumas Gold Lake Road between Graeagle and Gold Lake Comment
  PASA502  Brodiaea hyacinthina Margaret Stason 1932-6-22 445 Plumas Camp Ground, Lake Almanor Comment
  CAS-BOT-BC484566  Brodiaea minor Robert J. Weatherby 1955-7-15 1642 Plumas Quincy Ranger Station, USFS, Quincy 1066 Comment
  UC1075728  Brodiaea minor Robert J. Weatherby 1955-7-15 1642 Plumas Quincy Ranger Station, USFS 1066 Comment
  RSA0089039  Brodiaea multiflora Bonnie C. Templeton 1968-6-9 11254 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  CAS-BOT-BC149320  Bromus carinatus var. carinatus John Thomas Howell 1959-9-21 34829 Plumas Sierra Nevada. Greenville. 1088 Comment
  UC1155623  Bromus carinatus var. carinatus G. L. Stebbins Jr. 1947-5-16 H 10 Plumas Meadow View Ranger Station 2225 Comment
  CAS-BOT-BC148747  Bromus carinatus var. marginatus John Thomas Howell 1951-6-28 27657 Plumas Sierra Nevada. Johnsville. 1584 Comment
  SBBG115956  Bromus carinatus var. marginatus C. B. Hardham 1970-8-9 17716 T Plumas rd to Thompson Pk Lookout 1981 Comment
  UCD59113  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35932 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  UCD59128  Bromus carinatus var. marginatus John Thomas Howell 20-23 Jun 1977 52412 Plumas Sierra Nevada. On the peninsula of Lake Almanor. 1371 Comment
  CDA13941  Bromus ciliatus G. F. Hrusa 1997-6-26 13879 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  JEPS114921  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 L 1597 Comment
  CAS-BOT-BC155928  Bromus commutatus John Thomas Howell 1973-7-10 49754 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  JEPS45880  Bromus hordeaceus L. S. Smith 1925-4-29 1556 Plumas Tahoe National Forest, s slope of Grizzley Ridge Grizzley Ridge; Tahoe National Forest, Grizzley Ridge 975 Comment
  CAS-BOT-BC155311  Bromus inermis Mary S. Clemens 1920-6-14 3 Plumas Greenville. Comment
  RSA726451  Bromus inermis subsp. inermis L. Ahart, John Dittes 2007-6-17 14190 Plumas About 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  SBBG33927  Bromus japonicus L. S. Rose 1968-6-10 68087 Plumas Quincy 1038 Comment
  RSA71076  Bromus marginatus L. S. Rose 1951-6-27 51021 Plumas Johnsville. 1601 Comment
  UC1131323  Bromus marginatus D. Axelrod 1934-6-8 15 Plumas Plumas National Forest, La Porte La Porte; Plumas National Forest, La Porte 1524 Comment
  CHSC76154  Bromus orcuttianus G. F. Hrusa 1997-5-30 13815 Plumas Sierra Nevada. Near summit of slope on E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1350 Comment
  JEPS28302  Bromus orcuttianus George W. Gillett 1957-7-17 805 Plumas Lassen Volcanic National Park, in upper Willow Lake Meadow, near east inlet Willow Lake Meadow; Lassen Volcanic National Park, Willow Lake Meadow 1661 Comment
  SJSU5731  Bromus orcuttianus Lewis S. Rose 1967-7-10 67152 Plumas Butterfly Valley 3 mi W of Keddie 1097 Comment
  CHSC58050  Bromus suksdorfii Vernon H. Oswald; Lowell Ahart 1992-6-2 4969 Plumas Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. 1822 Comment
  CHSC91943  Bromus suksdorfii Lowell Ahart; Josephine Guardino 2005-8-9 12259 Plumas In a small meadow, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  CAS-BOT-BC161358  Bromus tectorum Walter Knight; Irja Knight 1967-5-22 1889 Plumas Butterfly Botanical Area and Vicinity. Rubble Gap. 1127 Comment
  UCD59857  Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas West side of Lake Almanor. Comment
  CHSC46625  Calamagrostis canadensis V. Oswald; L. Ahart, L. Hanson 1989-7-31 3905 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 air mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. Bog. 1670 Comment
  UCD57242  Calamagrostis koelerioides D. Sanchez-Mata; P. Rodrigues-Rojo 1997-8-16 s.n. Plumas Serpentine Canyon, Plumas National Forest, Rich Bar-Virgilia. 800 Comment
  CAS-BOT-BC438482  Calandrinia ciliata John Thomas Howell 1962-6-18 37765 Plumas Sierra Valley near Beckwourth 1487 Comment
  UCSB45745  Callitriche heterophylla Reisentz, Paul 1979-5-12 Plumas 4 miles north of Injun Jim Campground; 2.7 miles south of Beldon on Highway 70 Comment
  RSA52886  Callitriche verna R. Weatherby 1950-9-1 1527 Plumas Above Hellgramite Pond near Long Lake. Lakes Basin Area. 2226 Comment
  UC463084  Calocedrus decurrens C. H. Crickmay 1931-8-1 Plumas Taylorsville Comment
  SEINET5334888  Calocedrus decurrens R. J. Holl 1949-5-28 s.n. Plumas 3 miles north of Quincy 1067 Comment
  CAS-BOT-BC132242  Calochortus W. Harnach; N. Harnach 1990-6-13 364 Plumas Sierra Valley. Ramelli Ranch (USFS) 1487 Comment
  SBBG15285  Calochortus coeruleus H. and M. Dearing 1938-7-1 2257 Plumas near Lake Almanor Comment
  CAS-BOT-BC487765  Calochortus coeruleus W. W. Wagner 1919-5-25 261 Plumas Massack Creek 1432 Comment
  SEINET10469582  Calochortus coeruleus Mary Susan Taylor 1982-5-26 Taylor 4537 Plumas T23N R10E nw/nw sec 12. Spring Garden quad. Both sides of Fells Creek Rd - 23N22, 4.0 mi w of Lee Summit, ca. 2 air mi sw of Sloat. 4400 ft. Mixed Coniferous Forest. 1341 Comment
  CDA19250  Calochortus leichtlinii G. D. Barbe, T. C. Fuller 1982-6-17 3811 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC21535  Calochortus leichtlinii D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC80303  Calochortus leichtlinii L. P. Janeway 1996-6-5 4991 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1487 Comment
  CAS-BOT-BC491834  Calochortus leichtlinii John Thomas Howell 1962-6-18 37768 Plumas Sirra Valley near Beckwourth 1487 Comment
  RSA122279  Calochortus leichtlinii E. Sawyer 1935-6-4 70 Plumas 3.25 miles southeast of Beckwith Butte 1585 Comment
  UCD139548  Calochortus minimus Dean Dubbe 1974-5-18 14- 6 Plumas Butterfly Valley, 6 miles northwest of Quincy, off of Hwy 89. 1097 Comment
  UCD139550  Calochortus minimus W. R. Powell 1968-7-2 1598 Plumas along road around southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  RSA125133  Calochortus monophyllus E. F. Sprague 1957-5-30 0 .229 Plumas 10 miles southwest of Viola on Manton Road 610 Comment
  RSA109808  Calochortus nudus E. K. Balls 1956-6-19 21838 Plumas 0.3 mile east along State Highway 89, past P.G.&E. Dam, Lake Almanor 1433 Comment
  UCD105973  Calochortus superbus Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 1524 Comment
  CAS-BOT-BC175766  Caltha leptosepala Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas 3.7 miles east of Bucks Lake Comment
  UC942961  Calyptridium monospermum Lewis S. Rose 1951-6-29 51079 Plumas Feather River, Rock Creek Feather River; , Rock Creek 550 Comment
  CHSC37021  Calyptridium umbellatum M. S. Taylor 1982-5-19 4485 Plumas Ramelli Ranch, ca. 1 mi w of Beckwourth. 1487 Comment
  CHSC82464  Calystegia malacophylla subsp. malacophylla Lowell Ahart 2002-6-26 9767 Plumas On the east side of the poor road, about 1 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. 1760 Comment
  CHSC82602  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2001-7-3 7257 Plumas Northern High Sierra Nevada. Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek. 1567 Comment
  CDA13360  Calystegia occidentalis subsp. occidentalis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13209 Plumas Sierra Nevada; Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  CHSC58188  Calystegia occidentalis subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1992-6-22 5014 Plumas Lassen Volcanic National Park. Little willow Creek between Willow Lake and the access road into Terminal Geyser. 1737 Comment
  CHSC9708  Calystegia occidentalis subsp. occidentalis Nancy Mosman 1971-7-11 75 Plumas Along e side of road ca. 1.3 mi s of Belden turnoff and Hwy 70. 1025 Comment
  RSA710259  Calystegia occidentalis var. tomentella R. K. Brummitt 1998-5-17 19887 Plumas Rte. 89 near Indian Falls, 4 km from Rte. 70 junction, opposite Dawn Community Centre. 1000 Comment
  CHSC61596  Camassia quamash Arthur C. Barrett 1915-6-24 21 Plumas Boulder Creek Ranger Sta. Meadow. 1645 Comment
  UC119748  Camassia quamash subsp. breviflora T. S. Brandegee 1892-7-2 Plumas Prattville Comment
  CAS-BOT-BC497561  Camassia quamash subsp. breviflora A. L., Mrs. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC497563  Camassia quamash subsp. breviflora Elmer I. Applegate 1929-6-21 5810 Plumas Drakesbad, Warner Valley, Mt. Lassen region Comment
  JEPS61557  Camassia quamash subsp. quamash W. L. Jepson 1910-6-14 4123 Plumas Prattville, Big Meadows Big Meadows; Prattville, Big Meadows 1310 Comment
  RSA121155  Camissonia tanacetifolia subsp. quadriperforata Wayne E. Sawyer 1935-6-10 90 Plumas 4.75 miles SE of Sugarloaf 1494 Comment
  RSA252386  Camissonia tanacetifolia subsp. tanacetifolia Robert F. Thorne, C. W. Tilforth 1969-9-6 39239 Plumas Along Feather River, 1 mi SW of Beckwourth. 1357 Comment
  CAS-BOT-BC160886  Camissonia tanacetifolia subsp. tanacetifolia T. Mosquin; J. M. Gillett 1963-7-14 5302 Plumas Middle Fork of Feather RIver just N of Mohawk Comment
  JEPS104409  Campanula prenanthoides Lowell Ahart 2003-10-15 10638 Plumas Old gold mined flat area, ca 1/4 mi south of Forest Rd 22N94E, ca 1/2 mi south of Forest Rd 22N94, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 4 1/2 mi (air) nw of Tamarack Flat, ca 9 mi (air) nw of La Porte. 1509 Comment
  SEINET10462999  Campanula prenanthoides Harris Harris s.n. Plumas Meadow Valley 1158 Comment
  SEINET3142996  Campanula prenanthoides E. K. Balls 1950-9-5 15862 Plumas E of Quincy; off Hwy 24; Thompson Creek, Main trail off La Porte Road (trail to Little Vocano) 1463 Comment
  CHSC63243  Cardamine breweri Lowell Ahart 1994-6-17 7354 Plumas In a meadow on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  RSA592542  Cardamine californica var. integrifolia S. O. Mattoon 1978-3-25 26 Plumas North Fork Feather River, vicinity of Queen Lily Camp Ground; off Hwy 70. 732 Comment
  CAS-BOT-BC37820  Cardamine nuttallii Alice Eastwood 1927-6-13 14572 Plumas United States Forest Reserve. Forest Lodge near Greenville. Comment
  UC1736743  Cardamine nuttallii Dean W. Taylor 1997-4-9 15946 Plumas n of Greenville (along Hwy 89); Plumas National Forest, Wolf Creek 1097 Comment
  JEPS48776  Cardamine nuttallii var. covilleana J. W. Duffield 1937-5-23 Plumas se Bucks Lake (near Bear Creek, sw Plumas County); near Bear Creek, se of Bucks Lake Comment
  CAS-BOT-BC37855  Cardamine oligosperma Mary Strong Clemens 1920-6-17 s.n. Plumas Greenville. Comment
  CHSC81355  Cardamine oligosperma L. P. Janeway 1996-4-11 4954 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC38091  Cardamine pachystigma Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1788 Plumas Sierra Nevada. Mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC38095  Cardamine pachystigma John Thomas Howell; Gordon H. True 1969-4-8 45484 Plumas Sierra Nevada. Lewisia Rock, Feather River Canyon below Belden. 609 Comment
  CAS-BOT-BC38098  Cardamine pachystigma M. S. Taylor 1982-5-13 4441 Plumas Ca. 500 yards south of Spanish Creek-Bucks Lake Road at its junction with Deans Valley Road (24N29). 1158 Comment
  UC1736742  Cardamine pachystigma var. pachystigma Dean Wm. Taylor and Glenn L. Clifton 1997-4-9 15945 Plumas Feather River Canyon; along Highway 70 at Rich Bar; Plumas National Forest 640 Comment
  RSA52953  Cardamine pulcherrima R. Weatherby 1950-5-31 1435 Plumas West shore of Lake Almanor. 1418 Comment
  CAS-BOT-BC18347  Carex L. S. Rose 1967-6-10 67151 Plumas Sierra Nevada. Butterfly Valley. 1097 Comment
  JEPS115894  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16141 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  JEPS115915  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16111 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  CAS-BOT-BC17839  Carex amplifolia John Thomas Howell 1976-7-15 51874 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CAS-BOT-BC17935  Carex angustata John Thomas Howell 1960-7-19 35644 Plumas Lassen Volcanic National Park. Drakesbad. Near hot springs. 1828 Comment
  CAS-BOT-BC17938  Carex angustata John Thomas Howell 1960-7-23 35943 Plumas Lassen Volcanic National Park. Drakesbad. Near soda spring. 1828 Comment
  CHSC50434  Carex angustata Vernon Oswald 1990-6-22 4315 Plumas Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. 9 mi (air) northwest of Chester. 1767 Comment
  CAS-BOT-BC17931  Carex angustata L. P. Janeway 1991-7-23 4095 Plumas Plumas National Forest. Beckwourth Ranger District. McRae Compartment. McRae Meadow, upper end of East Nelson Creek. 1905 Comment
  JEPS28350  Carex angustata George W. Gillett 1957-7-18 830 Plumas along the streambank of the main inlet Lassen Volcanic National Park, Willow Lake 1661 Comment
  CAS-BOT-BC19724  Carex athrostachya John Thomas Howell 1951-6-28 27646 Plumas Sierra Nevada. Johnsville. 1584 Comment
  CAS-BOT-BC19730  Carex athrostachya Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1461 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterly Creek. 883 Comment
  CAS-BOT-BC19737  Carex athrostachya Mrs. E. C. Sutliffe 1914-8-1 s.n. Plumas Gold Lake Region. Comment
  CHSC81166  Carex athrostachya Lowell Ahart 2001-8-28 9194 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  JEPS107635  Carex athrostachya Lowell Ahart, Josephine Guardino 2005-8-9 12269 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  JEPS113737  Carex athrostachya Lowell Ahart, John Dittes 2007-6-17 14165 Plumas West bank of 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
  SEINET3898186  Carex athrostachya Lewis S. Rose 1967-7-9 67143 Plumas Quincy.; 0 1036 Comment
  SEINET8989735 Image available Carex athrostachya L. Janeway, Castro, B 2003-1 7980 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Red Cinder 7.5' quad. Comment
  UC1100432  Carex athrostachya Malcolm A. Nobs, S. Galen Smith 1949-8-18 1381 Plumas just S of Chester (Lake Almanor, N end, Last Chance Marshes) Comment
  UCD108032  Carex athrostachya Tim Kuhn 2006-7-11 72 Plumas on Plumas NF forest service road 107407. Comment
  CHSC43004  Carex aurea L. P. Janeway; B. Castro 1987-7-17 2487 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. 1584 Comment
  POM81342  Carex aurea Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CHSC52547  Carex bolanderi L. P. Janeway 1989-6-27 3404 Plumas Between Tomba Rd and Hwy 70/89 just N of Jackson Cr; below Cromberg Spring. 1335 Comment
  RSA71295  Carex bolanderi L. S. Rose 1951-6-28 51029 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CAS-BOT-BC19634  Carex brainerdii John Thomas Howell 1951-6-28 27714 Plumas Eureka Peak. 2255 Comment
  JEPS106135  Carex brainerdii Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11005 Plumas On the east 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
  SEINET13344652  Carex brainerdii J. T. Howell, Gordon H. True 1967-5-7 42186 Plumas Sierra Nevada, Injin Jim Campground [now James Lee Campground] at confluence of Granite Creek and North Fork of Feather River 610 Comment
  CAS-BOT-BC19627  Carex brainerdii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54328 Plumas Sierra Nevada. 1.4 miles north-northeast of Englemine on Diamond Mt. Road. 1295 Comment
  CHSC58856  Carex canescens Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5039 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
  CHSC72318  Carex canescens L. P. Janeway 1998-9-10 6278 B Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  SEINET7553523 Image available Carex canescens L. P. Janeway 2003-7-9 7904 Plumas High Cascade Range. South edge of marsh at southeast end of Willow Lake. Mt. Harkness 7.5' quad. 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
  CHSC43568  Carex diandra Lowell Ahart 1980-10-6 2671 Plumas On the south shore of the small lake, about 1/2 mile west of Fowler Peak, about 2 miles north of Little Grass Valley Reservoir. 1615 Comment
  CHSC46619  Carex diandra V. Oswald; L. Ahart, L. Hanson 1989-7-31 3904 Plumas Lake at headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. 1670 Comment
  CAS-BOT-BC20585  Carex douglasii John Thomas Howell 1962-6-19 37853 Plumas Sierra Nevada. Alkaline flat, 5.5 miles E of Beckwourth. 1493 Comment
  CHSC42139  Carex echinata subsp. echinata Lowell Ahart 1979-8-16 2015 Plumas In a small bog, about 100 yards east of Ohio Ravine, about 2 1/4 miles south of Grizzly Mountain. 1554 Comment
  CHSC94112  Carex echinata subsp. echinata Lowell Ahart 2006-7-9 12916 Plumas Small bog or wet meadow, below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir. 1648 Comment
  RSA169429  Carex echinata subsp. echinata L. S. Rose 1963-6-3 63101 Plumas Butterfly Valley, 2 miles SW of Keddie 1189 Comment
  CAS-BOT-BC20112  Carex feta John Thomas Howell 1976-7-15 51851 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CHSC102038  Carex feta Lowell Ahart; John Dittes 2009-7-27 16186 Plumas On dry soil, about 20 yards north of the poor dirt road, on the north side of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC68375  Carex filifolia var. erostrata L. P. Janeway 1996-5-16 4972 Plumas Northwest corner of Sierra Valley, Ramelli Ranch; 400 ft south of Middle Fork Feather River and west side of road to Calpine. 1490 Comment
  CHSC63287  Carex fracta Lowell Ahart 1994-6-17 7349 Plumas Meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  RSA201272  Carex fracta J. T. Howell 1960-7-19 35676 Plumas Drakesbad. 1677 Comment
  UCD140422  Carex heteroneura G. Douglas Barbe; T. C. Fuller 1982-6-16 3790 Plumas Mud Lake, 3/4 mile NE of Eisenheimer Peak. Plumas National Forest. Comment
  CHSC52545  Carex heteroneura var. heteroneura L. P. Janeway 1989-7-12 3481 Plumas Plumas National Forest. Along Jackson Cr; rd 23N11 2.3 mi from Hwy 70/89 then 2.2 mi on rd 23N48 into Jackson Cr. 1783 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
  CHSC65595  Carex integra L. P. Janeway 1995-7-23 4873 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  CHSC92297  Carex integra Lowell Ahart; Josephine Guardino 2005-8-9 12271 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  POM81298  Carex interior Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CHSC65597  Carex jonesii L. P. Janeway 1995-7-23 4871 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  CHSC43006  Carex lemmonii L. P. Janeway; B. Castro 1987-7-17 2488 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. 1584 Comment
  CHSC94113  Carex lemmonii Lowell Ahart 2006-7-9 12914 Plumas Small bog or wet meadow, below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir. 1648 Comment
  SEINET12650661  Carex lemmonii L. S. Rose 1967-1 67111 Plumas Butterfly Valley 1219 Comment
  JEPS120163  Carex luzulina Lowell Ahart 2012-9-5 18445 Plumas Along the south side of the South Fork of the Feather River, about 800 yards east of the County Road where it crosses the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. Comment
  CHSC55560  Carex luzulina var. ablata L. P. Janeway 1990-6-27 3734 Plumas Plumas National Forest. Headwaters of Joseph Creek on northeast side of Grizzly Ridge. 2103 Comment
  CHSC96051  Carex mariposana L. P. Janeway 2006-9-9 8876 Plumas High Cascade Range. Near end of Road 29N02Y, 0.8 km southwest of confluence of Panther Creek and North Arm Rice Creek; 1.2 km northeast of Blue Lake. 1932 Comment
  CAS-BOT-BC320475  Carex multicaulis Peter F. Zika 2012-5-15 25866 Plumas Above Route 70, 3 air km NW of Grizzly Dome, canyon of North Fork Feather River, northern Sierra Nevada Highlands (n SNH) 520 Comment
  CAS-BOT-BC32072  Carex multicaulis John Thomas Howell 1961-6-21 36641 Plumas Greenville 1097 Comment
  CHSC43529  Carex multicaulis Lowell Ahart 1975-7-2 832 Plumas Near the edge of the road, west of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  CHSC68377  Carex multicaulis L. P. Janeway 1996-6-4 4986 Plumas 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
  CHSC109558  Carex multicostata L. P. Janeway 2012-8-1 11040 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; east side of Gibson-Johnsville Road about 0.5 km north of its bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. 1729 Comment
  CHSC55441  Carex multicostata L. P. Janeway 1990-7-2 3749 Plumas Plumas National Forest. About 100 ft west of Paradise Cr and about 1/3 mi south of Little Grizzly Cr. 1828 Comment
  UC943034  Carex multicostata Lewis S. Rose 1951-6-28 51036 Plumas 8 mi sw Johnsville; McRae Meadows 1950 Comment
  CAS-BOT-BC32230  Carex multicostata L. P. Janeway 1990-7-2 3749 Plumas Mt. Ingalls quad. Ca 100 ft W of Paradise Cr. and ca 1/3 mi S of Little Grizzly Cr. 1828 Comment
  CAS-BOT-BC119852  Carex nebrascensis Fred Sommers 1976-7-6 121 Plumas Sierra Valley Marsh. From edge of roadside ditch along Dyson Lane. 1524 Comment
  CAS-BOT-BC119855  Carex nebrascensis John Thomas Howell 1951-6-28 27674 Plumas Jamison Creek 1584 Comment
  CHSC47342  Carex nebrascensis L. P. Janeway 1989-6-16 3335 Plumas Plumas National Forest. West end of Grizzly Valley. 1783 Comment
  CHSC47343  Carex nebrascensis L. P. Janeway 1989-6-16 3334 Plumas Plumas National Forest. West end of Grizzly Valley. 1783 Comment
  CHSC65600  Carex nebrascensis L. P. Janeway 1995-8-4 4888 Plumas About 1.4 mi north-northeast of Dixie Mountain Lookout; springy meadow between Lookout Creek and Road 25N03. 2026 Comment
  CAS-BOT-BC119860  Carex nebrascensis D. H. Esplin; R. K. Gierisch 1968-10-3 8 Plumas Crocker guard Sta, horse pasture. 1737 Comment
  CHSC116389  Carex nebrascensis Sara M. Taylor; Scott Batiuk 2012-9-12 70 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, 4423080 N, 652386 E. 1890 Comment
  SEINET10711432  Carex nebrascensis Mary Susan Taylor 1982-6-14 Taylor 4658 Plumas T27N R12E sw1/4nw1/4 sec 12. Antelope Lake quad. In wet Pioneer Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. With Carex filifolia, Stellaria longpipes. 1536 Comment
  CHSC77071  Carex nervina G. Douglas Barbe; T. C. Fuller 1982-6-16 3789 Plumas Plumas National Forest. Marshy meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CAS-BOT-BC119293  Carex occidentalis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54397 Plumas Meadow and meadow borders, 0.3 mi SW of Bucks Summit on road to Bucks Lake. 1645 Comment
  CHSC115872  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. 1885 Comment
  SEINET4292061 Image available Carex pachycarpa L. Janeway, Castro, B 2006-1 8882 Plumas High Cascade Rangs. About 100 m east of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek). Reading Peak 7.5' quad. Comment
  SEINET8989742 Image available Carex pachystachya L. Janeway, Naczi, R 2004-1 8187 Plumas High Cascade Range. Large willow meadow along a western tributary of Butt Creek, 2.4 air km north of Humboldt Summit Humbolt Peak 7.5' quad. Comment
  SEINET7570350 Image available Carex pachystachya Lewis S. Rose 1968-6-10 68085 Plumas Quincy Meadow. 1036 Comment
  CHSC112125  Carex pellita L. P. Janeway 2014-7-16 11548 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. 1719 Comment
  CHSC98248  Carex pellita Allison Sanger 2002-9-9 Plumas Lassen National Forest. Near the North Fork Feather River at Locherman Canyon Outdoor Classroom. 1536 Comment
  SEINET10466834  Carex praegracilis Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4657 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
  SEINET10708790  Carex praegracilis Sawyer 1935-6-7 SAWYER 82 Plumas 3 3/4 miles south-southwest of Sugarloaf, Sierra Valley. 1494 Comment
  CAS-BOT-BC118814  Carex preslii Clare B. Hardham 1970-8-8 17701 H Plumas Thompson Peak. Comment
  CAS-BOT-BC118135  Carex rossii John Thomas Howell; R. C. Barneby 1954-5-14 29556 Plumas 2 mi E of Blairsdan 1493 Comment
  CHSC88552  Carex scabriuscula Samantha Hillaire 2001-7-27 Plumas Plumas National Forest. 1645 Comment
  UCD69265  Carex scabriuscula D. Sanchez-Mata; D. Sanchez-Mata and P. Rodriguez-Rojo 1997-8-16 s.n. Plumas Rich Bar-Virgilia. Plumas National Forest. Serpentine Canyon. 800 Comment
  JEPS102234  Carex sheldonii L. P. Janeway 1997-5-28 5134 Plumas 1.3 mi west-northwest of Blairsden; meadow terrace between Little Bear Road and Middle Fork Feather River. 1316 Comment
  CAS-BOT-BC20694  Carex specifica John Thomas Howell 1960-7-22 35909 Plumas Lassen Volcanic National Park. Devils Kitchen to Drakesbad. 1828 Comment
  CHSC109856  Carex specifica L. P. Janeway 2012-8-1 11039 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. 1729 Comment
  UCD140890  Carex stipata var. stipata Lewis S. Rose 1967-7-9 67144 Plumas Quincy. 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
  CHSC48062  Carex subfusca L. P. Janeway 1987-6-20 2278 Plumas Ravine on N side of S Br Middle Fk Feather River below Whiskey Hill. 1158 Comment
  CHSC63285  Carex subfusca Lowell Ahart 1994-6-17 7359 Plumas Small meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  CHSC94144  Carex subfusca Lowell Ahart 2006-7-9 12923 Plumas Small seep in a small open area in brush, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1678 Comment
  JEPS107625  Carex subfusca Lowell Ahart, Josephine Guardino 2005-8-9 12273 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 200 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  RSA726800  Carex subfusca L. Ahart 2007-6-17 14192 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  CAS-BOT-BC116000  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54350 Plumas 4.8 mi NW of Antelope Reservoir. 1661 Comment
  SEINET10750067  Carex subfusca Lawrence P. Janeway, James Battagin; Rob Russell Janeway 4490 Plumas Mt. Ingalls quad. T24N, R12E, NE1/4 of SW1/4 of sec. 7. Along Dolly Creek at upper portion of the Walker Mine tailings. Very open, in white fir dominated mixed conifer forest with lodgepole pine. With Scirpus microcarpus, etc. Comment
  SEINET7577194 Image available Carex subfusca David Castaner 1984-5-28 8055 Plumas 1.8 miles west of Greenhorn Creek. Along highway 70. Comment
  CAS-BOT-BC115413  Carex utriculata Alice S. Mulford 1944-8-14 s.n. Plumas Lower end of Smith Lake on shore. 1874 Comment
  JEPS28348  Carex utriculata George W. Gillett 1957-7-18 837 Plumas marsh on n end of Willow Lake Lassen Volcanic National Park, Willow Lake 1661 Comment
  CHSC44128  Carex vesicaria V. Oswald; L. Ahart 1988-8-4 3673 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  RSA91626  Carex vesicaria F. W. Peirson 1926-6-21 6788 Plumas Open flat strip along shore of Lake Almanor. Comment
  JEPS117657  Carex whitneyi Lowell Ahart 2010-7-27 16929 Plumas About 150 yards west of the South Fork of the Feather River, west side of Forest Road 22N68, about 1/4 mile southwest of the Feather Fork Mine, about 1 1/2 miles (air) northeast of Little Grass Valley Reservoir 1575 Comment
  CAS-BOT-BC248954  Castilleja Clare B. Hardham 1978-8-11 21780 Plumas About 5 miles southeast of Thompson Peak Comment
  CHSC21713  Castilleja F. T. Griggs; A. Pass 1975-7-8 111 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS81446  Castilleja M. S. Taylor 1982-6-10 4635 Plumas ca 0.5 mi sw Beckwourth (Ramelli Ranch, se of jct of Calpine Rd (109) and Hwy 70); Portola Quad. 1487 Comment
  CAS-BOT-BC249730  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-6-21 4705 Plumas Ca. 1/4 mi w of Eureka Ridge Rd (23N09), ca. 3/4 mi w of White Cap, ca. 3 air mi sw of Sloat 1767 Comment
  CAS-BOT-BC249736  Castilleja applegatei subsp. pinetorum Mrs. Jos Clemens 1919-10-14 s.n. Plumas Greenville Comment
  CAS-BOT-BC249743  Castilleja applegatei subsp. pinetorum A. A. Heller; P. B. Kennedy 1907-7-3 8701 Plumas Hills above Red Clover Valley Comment
  CHSC37291  Castilleja applegatei subsp. pinetorum M. S. Taylor; H. Swanson 1982-8-11 4966 Plumas On ridge between Florentine Canyon and Spencer Lakes, ca. 5 mi se of Jonsville. 2133 Comment
  JEPS10977  Castilleja applegatei subsp. pinetorum W. I. Follett 1942-7-27 132 Plumas Deadwood Summit 1386 Comment
  JEPS17618  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. Thomas Robbins 1955-7-22 5439 Plumas just off Feather River Highway (U.S. Alt. 40) (along Rock Creek road (P.G.&E Co.)); Rock Creek 472 Comment
  JEPS9788  Castilleja applegatei subsp. pinetorum W. L. Jepson 1939-8-6 19342 Plumas Spring Hill Meadow Valley 1219 Comment
  SBBG6731  Castilleja applegatei subsp. pinetorum A. A. Heller, P. B. Kennedy 1907-8-15 8840 Plumas Plumas County [no specific locality] Comment
  UC1012474  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jun 10 1940-Jun 11 1940 25805 Plumas e of Almanor (Route 89) 1463 Comment
  UC1063049  Castilleja applegatei subsp. pinetorum E. Sawyer 1935-5-21 14 Plumas 2 mi e Beckwith Butte; Sierraville Quad. 1676 Comment
  UC170956  Castilleja applegatei subsp. pinetorum H. M. Hall 1912-7-24 9368 Plumas Willow Creek; Sierra Nevada Mountains 1249 Comment
  SEINET10549339  Castilleja applegatei var. fragilis Mary Susan Taylor 1982-5-23 Taylor 4517 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
  CHSC21672  Castilleja arachnoidea D. Brink 1975-7-6 Plumas Ravine at NW end of Mud Lake. Comment
  CHSC52832  Castilleja arachnoidea Rimo Bacigalupi; Aldo Bacigalupi 1952-8-19 3951 Plumas On slopes to the east of Long Lake. 2042 Comment
  JEPS3892  Castilleja arachnoidea Mrs. Emanuel Esther C. Fritz 1933-7-15 Plumas Summit of Spanish Peak along road Summit of Spanish Peak 2133 Comment
  JEPS29119  Castilleja arachnoidea Lauramay T. Dempster 1667 A Plumas immediately n Red Rock Lookout (n of Engelmine) Comment
  UC886447  Castilleja campestris subsp. campestris L. R. Miller 1936-6-14 Plumas Sierra Valley Comment
  SEINET7063470  Castilleja exserta A. G. Vestal 1947-3-31 s.n. Plumas Grassy road shoulder in Warner Valley along Warner Creek. UTM Zone 10, 643846mE, 4469696mN. (WGS84/NAD83). 1535 Comment
  UCR53765  Castilleja lacera Lyman Benson 1949-6-21 13741 Plumas Cascade Range, Almanor, 1 mile west of Lake Almanor Inn [W bank of Lake Almanor], Feather River Drainage 1402 Comment
  CAS-BOT-BC254000  Castilleja miniata E. K. Balls 1950-9-1 15668 Plumas east of Long Lake in meadow sloping to 2 smaller lakes (Helgamite Pont?) 2133 Comment
  CAS-BOT-BC254070  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-9 8788 Plumas Prattville Comment
  CHSC115771  Castilleja miniata subsp. miniata Lowell Ahart; John Deurloo 2015-8-25 20523 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
  CHSC116234  Castilleja miniata subsp. miniata Lowell Ahart 2015-7-4 20286 Plumas On the west side of the paved road, about 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir dam. 1731 Comment
  CHSC75930  Castilleja miniata subsp. miniata G. F. Hrusa 1996-8-2 13443 Plumas Sierra Nevada. Steep rocky slopes at SW base of ridge between Argentine and Taylor Rocks, 1 mi. NE of Argentine Rock. [Original lat./long. on label is '39 58 N; 120 47 W']. 1900 Comment
  CHSC76069  Castilleja miniata subsp. miniata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-26 3356 Plumas Meadow 0.25 mile east of Bucks summit on Bucks Lake Road. 1670 Comment
  CHSC112571  Castilleja pilosa B. Castro; L. P. Janeway 2007-6-9 1627 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, near low knolls with rounded granitic rock outcrops, ca 450 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  POM297715  Castilleja psittacina A. A. Heller, P. B. Kennedy 1907-7-5 8747 Plumas Red Clover valley Comment
  CHSC110600  Castilleja tenuis B. Castro; L. P. Janeway 2006-6-14 1564 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.9 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, in area of eroded gullies within 50 m of W edge of creek, ca 400 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  JEPS80627  Castilleja tenuis M. S. Taylor 1981-6-10 3881 A Plumas ca 11 air mi nw Beckwourth (ca 0.75 mi n of Genesee-Beckwourth Rd, Overland Inc. Ranches, in Red Clover Valley); Crocker Mt. Quad., Red Clover Valley 1676 Comment
  CHSC96744  Ceanothus arcuatus L. P. Janeway 2007-5-20 8994 Plumas Northern High Sierra Nevada. Along Road 25N17 above Bean Creek 1.1 km north of its confluence at Spanish Creek; 0.5 km northwest of Bean Hill. 1405 Comment
  CHSC96746  Ceanothus arcuatus L. P. Janeway 2007-5-20 8996 Plumas Northern High Sierra Nevada. Northeastern corner of Meadow Valley at junction of Bucks Lake Road, Spanish Ranch Road and Spanish Creek. 1106 Comment
  CAS-BOT-BC47869  Ceanothus cordulatus Alice Eastwood 1927-6-15 14596 Plumas On road to Long Valley Comment
  CAS-BOT-BC48699  Ceanothus cordulatus Rimo Bacigalupi 1927-7-4 1656 Plumas upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  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
  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
  UC1281453  Ceanothus cuneatus var. cuneatus H. E. McMinn 1941-8-27 5391 Plumas Blairsden Feather River (along rr bank) Comment
  CAS-BOT-BC50772  Ceanothus integerrimus Lewis S. Rose 1967-7-10 67153 Plumas Butterfly Valley, 3 mi. w. of Keddie 1097 Comment
  OBI10466  Ceanothus integerrimus Lewis S. Rose 1967-7-10 67153 Plumas 3 mi W of Keddie 1097 Comment
  UC1070776  Ceanothus integerrimus F. W. Embree 1934-6-6 65 Plumas s slope of Bucks Mtn. Bidwell Bar quad., Plumas Nat. For. 1524 Comment
  UC452655  Ceanothus integerrimus H. M. Hall 1912-6-30 9303 Plumas Spanish Ranch Sierra Nevada Mts. 1158 Comment
  UC963886  Ceanothus integerrimus Milo S. Baker 1952-5-26 12471 Plumas Back of Cottages on Yellow Creek Feather River Canyon (Beldon) Comment
  UCD111983  Ceanothus integerrimus James I. Mallory 1969-8-21 357 Plumas 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  CAS-BOT-BC51043  Ceanothus integerrimus var. macrothyrsus Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC51161  Ceanothus lemmonii M. S. Taylor 1982-6-16 4675 Plumas Quincy quad. on N side of Hwy 70, just E of Qmerican Valley (Quincy Bypass) turnoff, just E of East of Quincy 1066 Comment
  CDA18744  Ceanothus prostratus G. D. Barbe, T. C Fuller 1982-7-16 3775 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  SEINET196484  Ceanothus prostratus J. M. Tucker 1948-7-25 1747 Plumas Southwest side of Camel's Peak ca. 0.75 miles west of mine of United Mining Co Comment
  LA45110  Ceanothus velutinus C. W. Hallis; 1928-6-30 Plumas Mt. Lassen National Forest, Drakesbad Comment
  CAS-BOT-BC63185  Ceanothus velutinus var. velutinus Robert J. Weatherby 1950-8-11 1515 Plumas Mt. Elwell, Lakes Basin Area. 2377 Comment
  CAS-BOT-BC63188  Ceanothus velutinus var. velutinus A. A. Heller 1915-7-7 12069 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 mi. w. of Bucks in the forest. 1676 Comment
  CHSC45650  Centaurea cyanus Vernon Oswald 1984-7-9 1356 Plumas Hwy 89 at the south edge of Crescent Mills. 1071 Comment
  UCD130017  Centaurea cyanus J. Naughton 2002-7-7 105 Plumas Plumas County Fairgrounds, near Lee Road. 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
  CHSC54540  Cephalanthera austiniae Vernon H. Oswald 1991-8-5 4807 Plumas Service road from the south park boundary into Terminal Geyser, ca. 2.5 miles (air) southeast of Drakesbad. Lassen Volcanic National Park. 1706 Comment
  CAS-BOT-BC388357  Cerastium glomeratum Alice Eastwood 1927-6-11 14445 Plumas United States Forest Reserve. Crescent Mills Comment
  CAS-BOT-BC400157  Ceratophyllum demersum Robert J. Weatherby 1950-7-21 1479 Plumas Feather River Canyon, near Twain, Chain Bar Resort 670 Comment
  RSA405411  Cercis occidentalis Bonnie C. Templeton 1967-4-24 s.n. Plumas Feather River Canyon, near Storrie 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
  CHSC66763  Chamerion angustifolium subsp. circumvagum Vernon H. Oswald; Lowell Ahart 1996-8-14 8176 Plumas Northern High Sierra Nevada. Near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Rd., 1.8 mi NE of White Horse Campground. Downhill side of the road. 1676 Comment
  UC1186542  Chamerion angustifolium subsp. circumvagum J. W. MacSwain 1959-8-13 59 -152 Plumas 3.5 mi e Bucks Lake Lodge Comment
  UC1186543  Chamerion angustifolium subsp. circumvagum J. W. MacSwain 1959-8-12 59 -151 Plumas 2.3 mi w Quincy Comment
  CDA13573  Cheilanthes gracillima G. F. Hrusa, T. D. Wilfred 1996-8-23 13522 Plumas Sierra Nevada; Plumas Natl. Forest. of W side at summit of Lava Peak, N. of Hwy 70 about 15 m. E of Quincy. Comment
  CDA13936  Cheilanthes gracillima G. F. Hrusa 1997-6-26 13874 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). on x Comment
  CHSC60266  Cheilanthes gracillima K. B. McShea 1992-3-12 1 Plumas Ca. 1.1 mi n of Jct of Hwy 70 and Citizens Utility Building. 0.25 mi n to Keddie Cascades. 914 Comment
  SEINET3870076  Cheilanthes gracillima D. W. McNeal 1996-7-29 4189 Plumas Along the Gray Eagle Creek Trail ca. 1.5 mi. S. of Gray Eagle Lodge, Plumas Nat. For.; 0 Comment
  CHSC102971  Chenopodium album Lowell Ahart; John Dittes 2009-9-7 16396 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CDA3085  Chenopodium berlandieri L. Ahart 2006-10-8 13391 Plumas On the north side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek. Comment
  JEPS108997  Chenopodium pumilio Lowell 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 715 Comment
  JEPS115528  Chenopodium pumilio Lowell Ahart, John Dittes 2009-9-7 16380 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC451425  Chimaphila menziesii Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  RSA0084306  Chimaphila menziesii Diana D. Jolles 2011-8-9 473 Plumas Plumas National Forest, about 2.5 miles up forest road 77 to Dixie Mountain Lookout from Frenchman Lake Road (284). 1994 Comment
  CAS-BOT-BC452238  Chimaphila umbellata Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS48793  Chimaphila umbellata John W. Duffield 1937-7-25 Plumas near Little Schneider Creek 1280 Comment
  RSA262457  Chimaphila umbellata subsp. occidentalis James I. Mallory 1969-8-21 356 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of LaPorte, Plumas National Forest. 1524 Comment
  CHSC23623  Chrysanthemum coronarium K. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  JEPS58684  Chrysolepis sempervirens W. L. Jepson 1924-7-18 10603 Plumas Soapstone Hill 1615 Comment
  JEPS58686  Chrysolepis sempervirens W. L. Jepson 1918-8-16 8003 Plumas Gold Run Creek; Susanville 1524 Comment
  RSA59449  Chrysolepis sempervirens E. K. Balls 1950-9-2 15656 b Plumas South slope below Mt. Ingalls Lookout, north of Grizzly Valley. 2287 Comment
  UC1135235  Chrysolepis sempervirens E. Nourse 1935-9-5 33 Plumas Pilot Peak: 2.5 mi N and .75 mi W Pilot Peak 1920 Comment
  RSA0091947  Chrysolepis sempervirens Bonnie C. Templeton 1968-1 11307 Plumas [No location data on label. Possibly Trinity County.] Comment
  CDA10761  Chrysothamnus parryi subsp. latior R. V. Zahm 1964-8-27 Plumas Along railroad tracks, Almanor Railroad between Chester & Westwood. 0 Comment
  SD8960  Chrysothamnus viscidiflorus R. M. Austin 1879-1 Plumas Mt. Dyer, Big Meadows. Comment
  UCD147788  Chrysothamnus viscidiflorus subsp. puberulus Allyson Ayalon; Lucie Jerabkova 2012-8-1 141 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC100819  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1959-9-24 34968 Plumas Sierra Valley near Beckwourth 1478 Comment
  CAS-BOT-BC100824  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1977-8-11 52671 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  JEPS113431  Chrysothamnus viscidiflorus subsp. viscidiflorus Lowell Ahart, John Dittes 2007-8-9 14431 Plumas Along the west side of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  CHSC83189  Chylismia claviformis subsp. integrior June McCaskill 1967-6-6 465 Plumas Lake Almanor region. Comment
  UCD127286  Cicuta douglasii R. Tofsrud 1948-7-20 s.n. Plumas Between Quincy and Quincy Junction. Comment
  JEPS76222  Cinna latifolia W. L. Jepson 1939-7-31 19306 Plumas half-way between Meadow Valley and Bucks Valley 1676 Comment
  JEPS76223  Cinna latifolia W. L. Jepson 1939-7-31 19306 Plumas half-way between Meadow Valley and Bucks Valley 1676 Comment
  CHSC66762  Circaea alpina subsp. pacifica Vernon H. Oswald; Lowell Ahart 1996-8-14 8152 Plumas Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River. In a meadow. 1920 Comment
  JEPS96042  Circaea alpina subsp. pacifica Vernon H. Oswald and Lowell Ahart 1996-8-14 8152 Plumas n.e. La Porte (on La Porte-Quincy Rd. 3.1 mi. n. of rd. to Johnsville, 1.0 mi. s. of S. Fork Feather R.); n. High Sierra Nevada 1920 Comment
  UC1075651  Circaea alpina subsp. pacifica Robert J. Weatherby 1950-7-7 1451 Plumas Quincy, Gansner Creek 1219 Comment
  UC176318  Cirsium andersonii A. A. Heller and P. B. Kennedy 1907-7-18 8881 Plumas grade between Beckwith and Red Clover Valley Comment
  UCR270575  Cirsium andersonii John F. Emmel 2001-7-24 1738 Plumas Northern Sierra Nevada Mtns., 1.2 road miles west of Little Grizzly Campground, c. 6 air miles ESE of Humboldt Summit 1829 Comment
  CAS-BOT-BC284419  Cirsium arvense John Thomas Howell 1961-9-23 36833 Plumas Indian Valley, Sierra Nevada 1082 Comment
  CHSC93151  Cirsium arvense L. P. Janeway 1994-8-12 4729 Plumas Northern High Sierra Nevada. Banks of West Branch Lights Creek at crossing of Road 28N30, about 1.2 mi from Lights Creek. 1402 Comment
  CAS-BOT-BC278026  Cirsium cymosum John Thomas Howell 1955-7-19 30812 Plumas Portola 1478 Comment
  JEPS125974  Cirsium cymosum var. canovirens D. W. Taylor 2001-6-20 17805 Plumas Plumas National Forest; ridge dividing Middle Creek from Indian Creek, ca 2.5 air miles SSW of Antelope Lake Dam. Comment
  CAS-BOT-BC285544  Cirsium occidentale var. candidissimum John Thomas Howell 1959-9-24 34915 Plumas Crescent Mills 1066 Comment
  SEINET13351414 Image available Cirsium ochrocentrum T. C. Fuller Unknown s.n. Plumas unknown Comment
  CDA1512  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1963-8-28 11173 Plumas Sierra Valley; Loyalton-Vinton Hwy ( Hwy 49), just N of Sierra Co. line. Comment
  UCD130632  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Road just north of county line, 7.3 miles south Vinton. Comment
  UCD130633  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Road just north of county line, 7.3 miles south Vinton. Comment
  CAS-BOT-BC286364  Cirsium scariosum A. A. Heller; P. B. Kennedy 1907-7-3 8692 Plumas Red Clover Valley Comment
  CAS-BOT-BC286520  Cirsium undulatum J. R. Keck; R. Swanson 1967-8-17 s.n. Plumas 200 yds. w. of Hwy 49 to Loyalton, ca. 6 mi. s. of Vinton, 1 mi. n. of the county line in Plumas Co. Comment
  CAS-BOT-BC228896  Cistanthe umbellata Alice Eastwood 1927-6-15 14624 Plumas United States Forest Reserve. On trail to Long Valley Comment
  CAS-BOT-BC162586  Clarkia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54245 Plumas About 3 miles southeast of Mt. Hough on the road to Quincy - Sierra Nevada 1737 Comment
  SEINET12191146  Clarkia mildrediae Unknown 1968-1 s.n. Plumas near La Porte 762 Comment
  CAS-BOT-BC163857  Clarkia purpurea subsp. quadrivulnera John Thomas Howell 1975-6-16 51155 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC164915  Clarkia rhomboidea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2224 Plumas Trestle Glen Comment
  RSA108408  Clarkia rhomboidea Harlan Lewis, M. Lewis, F. Vasek 1950-6-30 747 Plumas Highway 24, 2.65 mi. S of Yellow Creek Bridge on Feather River. Comment
  UC54452  Clarkia rhomboidea H. M. Hall and E. B. Babcock 1901-7-1 4422 Plumas North Fork Feather River Sierra Nevada Mountains 1341 Comment
  CDA15031  Clarkia stellata G. F. Hrusa 1997-5-3 13840 Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 mi. S of Estray Ck. Comment
  CHSC76318  Clarkia stellata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3249 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  UC1730244  Clarkia stellata L. P. Janeway 1996-6-12 5012 Plumas 0.5 mi NE of Deer Creek, 2.0 mi S of Spanish Creek; N side of logging spur road 0.6 mi E of Road 24N23X 1318 Comment
  UC1730246  Clarkia stellata L. P. Janeway 1995-6-25 4816 Plumas 2 mi SW of Prattville, Lake Almanor (0.3-0.5 mi E of the road from Prattville to Butt Reservoir,) 1438 Comment
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  CHSC107448  Claytonia lanceolata Matt Simenc; Rebecca Joyner 2011-7-2 6 Plumas Northern High Sierra Nevada. Under fir trees just beyond Southern edge of Onion Valley Reservoir meadow at base of slope. Comment
  UCD69665  Claytonia perfoliata Ernie Bell 1982-5-23 27 Plumas Southwest end of Snake Lake, approximately 10 miles southwest of Quincy. 1219 Comment
  CAS-BOT-BC443642  Claytonia perfoliata subsp. perfoliata Walter Knight; Irja Knight 1967-5-22 1904 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  CHSC76070  Collinsia parviflora G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3253 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 miles northwest of China Grade Road (to Taylorsville). 1798 Comment
  CHSC87625  Collinsia parviflora Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10955 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1251 Comment
  JEPS31011  Collinsia parviflora D. E. Breedlove 1962-6-12 Plumas 1 mi se Cromberg (in upper drainage of Middle Fork Feather River, on bank of Jackson Creek); Sierra Nevada, upper drainage of Middle Fork Feather River 1341 Comment
  SEINET13405214  Collinsia parviflora C. Tanner 1999-1 s.n. Plumas Portola, area bounded by Plumas and Quincy Streets on N and S, Rock and Willow on E and W. 1484 Comment
  UCR161001  Collinsia parviflora G. D. Barbe, T. C. Fuller 1982-7-16 3763 Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  RSA641451  Collinsia parviflora Michael A. Vincent 1999-6-7 8537 Plumas Along FS Rt 176 and Chance Creek at bridge, 7.1 miles N of Rt 70. Comment
  JEPS115865  Collinsia rattanii Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15859 Plumas Northwest of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC96921  Collinsia torreyi var. wrightii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14006 Plumas Around trees, east side of an open rocky flat, 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  UC1026457  Collinsia torreyi var. wrightii John Thomas Howell 1951-6-28 27703 Plumas Eureka Peak 2255 Comment
  CHSC76060  Collomia grandiflora G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3256 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CHSC84436  Collomia grandiflora Lowell Ahart 2003-8-18 10519 Plumas On both sides of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  UC972193  Collomia heterophylla Milo S. Baker 1952-5-27 12468 a Plumas Hwy 24 perhaps 20 mi below Belden (drinking fountain on right side of highway); Feather River Canyon Comment
  CHSC97561  Collomia linearis Lowell Ahart; John Dittes 2007-6-17 14160 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS122108  Collomia tinctoria Lowell Ahart 2014-8-24 19753 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
  CHSC33594  Comarum palustre M. S. Taylor 1981-6-15 3900 Plumas NW side of Snake Lake, ca. 4 mi ne of Meadow Valley. 1219 Comment
  CAS-BOT-BC216017  Convolvulus John Thomas Howell 1955-7-20 30864 Plumas Mohawk, Sierra Nevada 1371 Comment
  CHSC21122  Corallorhiza maculata F. T. Griggs; A. Pass 1975-7-2 25 Plumas East of road. Buck's Lake Forest Service Survey. Comment
  CHSC21560  Corallorhiza maculata D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Found in the middle of the section. Comment
  HSC75923  Corallorhiza maculata Larry DeBuhr, G. D. Wallace 1972-5-21 589 Plumas Butterfly Valley, about 1 mi. SW of Keddie, along FS 25N12 at jct. with Blackhawk Creek Comment
  RSA101457  Corallorhiza maculata R. Weatherby 1955-7-2 1581 Plumas Fir woods above Wilcox Valley 1921 Comment
  RSA101511  Corallorhiza maculata R. Weatherby 1955-7-4 1594 Plumas Across Rock Creek, 0.5 mile below Deane Valley, near Meadow Valley 1341 Comment
  SEINET10470004  Corallorhiza maculata Lowell Ahart, Peter Ahart 1984-6-21 Ahart 4719 Plumas About 1 mi N of Turkeytown, along a dirt rd that cuts W to Hopkins Creek, not the road that will take you west to Onion Valley, ca. 2 mi NW of Blue Nose Mt, ca. 15 mi NE of LaPorte; Red Fir For. 200 Comment
  CDA18739  Corallorhiza striata G. D. Barbe, T. C Fuller 1982-7-16 3781 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  UC143604  Corallorhiza striata Mrs. R. M. Austin May 1878 Plumas e Prattville Comment
  CHSC35284  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1981-8-20 4229 Plumas At jct rds 26N18, 26N92, and 27N92, ca 1/2 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CHSC77061  Cordylanthus tenuis subsp. tenuis L. P. Janeway 1996-8-13 5068 Plumas Top of ridge between kingsbury Ravine and West Branch Salt Creek; above Twain and East Branch North Fork Feather River. 1432 Comment
  JEPS7000  Cordylanthus tenuis subsp. tenuis Rimo Bacigalupi and J. R. Sweeney 1953-8-31 4325 Plumas 4 mi n Quincy (near junction of road to Oakland Municipal Camp and Calif. Hwy 24) Comment
  CAS-BOT-BC210317  Cornus sericea Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC210498  Cornus sericea subsp. occidentalis Alice Eastwood 1927-6-12 14523 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  JEPS104102  Cornus sericea subsp. sericea Lowell Ahart 2003-8-13 10505 Plumas On the w side of Hopkins Creek, ca 10 yd south of where Hopkins Creek forks, ca 1/8 mi south of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain, ca 10 1/2 mi (air) ne of La Porte. 1524 Comment
  SBBG14385  Cornus sericea subsp. sericea J. McCaskill 1954-5-31 327 Plumas St Hwy 89, 2.6 mi N of Greenville, 100 yards W of roadside 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
  CHSC21123  Corylus cornuta var. californica F. T. Griggs; A. Pass 1975-7-2 31 Plumas Buck's Lake Forest Service Survey. East of road. Comment
  JEPS102561  Crataegus douglasii Lowell Ahart 2001-10-16 9393 Plumas Old road crossing Indian Cr, ca 10 yds e of the railroad tracks, where railroad has a bumper, ca 400 yards s of Arlington Road, ca 30 yards e of Highway 89, ca 1 1/2 miles s of Crescent Mills. 1066 Comment
  CAS-BOT-BC290449  Crepis acuminata Rimo Bacigalupi 1927-7-11 1700 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC290455  Crepis acuminata Anna Head 1921-7-9 s.n. Plumas Grassy L. Feather River Region 1920 Comment
  UC476324  Crepis acuminata Mrs. L. W. Swift June, 1931 3035 Plumas Stony Ridge Plumas National Forest, Last Chance Creek (foot) Comment
  SEINET7837041 Image available Crepis acuminata H. Hamlin s.n. Plumas Sierra Valley Comment
  JEPS102224  Crepis intermedia L. P. Janeway 2001-8-5 7425 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  RSA726369  Crepis intermedia L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13988 Plumas East side of an open rocky flat, 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1966 Comment
  SBBG33894  Crepis intermedia L. S. Rose 1969-6-24 Plumas Butterfly and Spanish Crks 853 Comment
  SEINET7837078 Image available Crepis intermedia A. A. Heller, P. B. Kennedy 1907-7-11 8802 Plumas Prattville Comment
  SEINET7837084 Image available Crepis intermedia A. A. Heller, P. B. Kennedy 1907-7-11 8802 Plumas Prattville Comment
  UC345556  Crepis intermedia E. B. Babcock 1928-6-15 160 Plumas near hwy about 200 yd above Spring Garden P.O. Comment
  CAS-BOT-BC291579  Crepis modocensis subsp. modocensis Alice Eastwood 1918-5-25 7040 Plumas Portola 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
  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
  UC346534  Crepis monticola E. B. Babcock and M. Navashin 1928-6-26 183 Plumas Fritillaria Gulch (Miss Jenkins') Meadow Valley (in front of Mr. Colton's Canyon) Comment
  JEPS126596  Crepis occidentalis subsp. occidentalis Lowell Ahart 2016-6-29 21066 Plumas Top and northwest of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC346560  Crepis occidentalis subsp. occidentalis E. B. Babcock 1928-6-15 157 Plumas Feather River Inn golf course near highway Comment
  CAS-BOT-BC290859  Crepis pleurocarpa John Thomas Howell 1924-8-11 629 Plumas Two miles east of Chester on road to Westwood 1310 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-BC189304  Cryptantha Clare B. Hardham 1978-8-11 21782 Plumas About 5 miles SE of Thompson Peak Comment
  SEINET12331903  Cryptantha affinis Unknown 1985-1 5244 Plumas below the high water line of Little Grass Valley Reservoir, where the South Fork of Feather R flows 1585 Comment
  CAS-BOT-BC189535  Cryptantha circumscissa var. circumscissa Lewis S. Rose 1934-7-23 34416 Plumas Chilcoot, Sierra Valley 1522 Comment
  CHSC53150  Cryptantha torreyana L. P. Janeway 1989-6-20 3341 Plumas Plumas National Forest. Southwest side of Red Clover Valley. 1691 Comment
  SBBG32305  Cryptantha torreyana L. S. Rose 1967-7-11 67157 Plumas Mt Hough Rd, 2 mi NE of Quincy Junction 1219 Comment
  SD29279  Cryptantha torreyana W. I. Follett 1937-5-30 80 Plumas Rich Gulch 1175 Comment
  SEINET10870093  Cryptantha torreyana Mary Susan Taylor 1982-9-8 Taylor 5116 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CAS-BOT-BC70457  Cryptogramma acrostichoides Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC10675  Cryptogramma acrostichoides Lowell Ahart 1968-6-29 Plumas Five miles N. E. of La Porte. 1371 Comment
  CHSC80792  Cryptogramma acrostichoides Lowell Ahart; Vernon H. Oswald 2001-7-11 8894 Plumas Large outcrop southwest of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  UC1874975  Cryptogramma acrostichoides Ruth Kirkpatrick 2001-7-18 1072 Plumas Eureka Peak 2011 Comment
  SEINET10866997  Cupressus bakeri Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4175 Plumas T26n R11E ne 1/4 sec 23. Genesse Valley quad. Open sage- brush area on top of hill N & NE side of W flank of Wheeler Peak Ridge, ca 5 air mi N of Genesse. 1980 Comment
  CHSC61044  Cuscuta californica var. breviflora Vernon H. Oswald; Lowell Ahart 1993-8-3 5762 Plumas Hay Meadow located at the N end of 30N25 on the S edge of the Caribou Wilderness, ca. 9 mi (air) N of Lake Almanor. 1950 Comment
  CHSC61727  Cuscuta californica var. breviflora Vernon H. Oswald; Lowell Ahart 1993-8-25 5874 Plumas Lassen Volcanic National Park. W side of the North Fork of Rice Creek in the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. 2057 Comment
  CHSC99804  Cuscuta californica var. breviflora Lowell Ahart 2008-8-13 15190 Plumas On the north side 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
  JEPS114800  Cuscuta californica var. breviflora Lowell Ahart 2008-8-13 15190 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte 1598 Comment
  JEPS115098  Cuscuta californica var. papillosa Lowell Ahart, John Dittes 2009-7-14 16072 Plumas North of Forest Service Road 26N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1677 Comment
  SBBG126091  Cuscuta occidentalis L. Ahart 2011-9-20 17679 Plumas dirt rd on N side of Pilot Peak, ca. 9 mi (air) NE of La Porte 2072 Comment
  SEINET10496631  Cuscuta occidentalis Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4964 Plumas T21N R11E north half of sec 4. Sierra City NW and Mt Fillmore quads. Along Pacific Crest Trail, ca. 1 mi nw of A-Tree, ca. 5 mi sw of Johnsville. Montane Coniferous Forest; 7000 ft. 2133 Comment
  SEINET12282870  Cycladenia humilis J. G. Lemmon 6 s.n. Plumas Peaks of Plumas Co Comment
  CDA14040  Cynoglossum occidentale G. F. Hrusa, T. D. Wilfred 1996-8-1 13412 Plumas Sierra Nevada; approx. 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  SD6710  Cynoglossum occidentale Mrs. R. M. Austin, Austin 1880-1 Plumas Comment
  SEINET10497517  Cynoglossum occidentale Mary Susan Taylor 1982-6-2 Taylor 4591 Plumas T23N R12E se/se sec 19. Johnsville quad. W side of spur rd, 0.3 mi n of its jct to 23N49, ca. 0.5 air mi se of Jackson Campround, ca. 5 air mi n of Mohawk. 5000 ft. 1524 Comment
  CAS-BOT-BC114124  Cyperus squarrosus Lowell Ahart 1981-9-6 3085 Plumas 1 1/2 mi SW of Crescent Mills. 1200 Comment
  JEPS114862  Cyperus squarrosus Lowell Ahart 2008-7-9 15067 Plumas S of the road, about 1/2 mi NW of the dam at Little Grass Valley Reservoir, about 4 mi (air) NW of La Porte 1689 Comment
  JEPS113934  Cyperus squarrosus W. and N. Harnach 2000-8-2 969 Plumas Sierra Valley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23, South of Beckwourth, CA (Sierra Valley Farms) Comment
  JEPS95160  Cyperus strigosus Lowell Ahart 1997-9-11 7909 Plumas about 2 air mi ne of Belden (on e side of Caribou Road, on e side of North Fork Feather River, at elevated siphon); Caribou Road, North Fork Feather River 731 Comment
  CHSC111724  Cypripedium californicum Lowell Ahart 2012-7-1 18254 Plumas Along the creek, on both sides of the small stream ... Field redacted by CHSC, contact the data manager for more information 850 Comment
  JEPS64392  Cypripedium californicum W. I. Follett 1941-6-1 124 Plumas Red Hill Red Hill (s side) 1158 Comment
  UCR133573  Cypripedium californicum Lee W. Lenz 1958-6-19 23529 Plumas North Fork Feather River above Beldon 610 Comment
  CHSC21814  Cypripedium fasciculatum F. T. Griggs; A. Pass 1975-7-31 270 Plumas Grizzly Forebay. ... Field redacted by CHSC, contact the data manager for more information Comment
  CHSC84994  Cystopteris fragilis Lowell Ahart 2003-10-17 10652 Plumas Cliffs north of Humboldt Peak, on the south side of the Pacific Crest Trail, about 1/2 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2042 Comment
  JEPS104155  Cystopteris fragilis Lowell Ahart 2003-10-17 10652 Plumas Cliffs n of Humboldt Peak, on the south side of the Pacific Crest Trail, ca 1/2 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2042 Comment
  JEPS113772  Cystopteris fragilis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14017 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  SD9848  Cystopteris fragilis Mrs. R. M. Austin 1876-1 Plumas Comment
  JEPS118688  Cytisus scoparius L. P. Janeway 2011-8-23 10667 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.8 road km east of Road 22N60; 2.5 air km east-northeast of the northeast corner of Little Grass Valley Reservoir. Onion Valley 7.5' quad. Comment
  CHSC53076  Dactylis glomerata L. P. Janeway 1989-6-29 3417 Plumas Plumas National Forest. Along edges of rd 24N44Y, 0.3 mi E of Bechwourth-Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  CAS-BOT-BC189668  Danthonia californica David D. Keck 1944-7-8 5431 Plumas Sierra Nevada. 5 miles north of Quincy, on road to Keddie. 1005 Comment
  CHSC32029  Danthonia californica var. americana L. Ahart 1979-7-18 1996 Plumas Meadow, above the road and e of Finger Board Mt, ca. 2 mi nw of Pilot Peak, ca. 12 mi n of La Porte. 1828 Comment
  CAS-BOT-BC76203  Darlingtonia californica Mrs. Austin s.n. Plumas Unspecified. Comment
  RSA422677  Darlingtonia californica Robert Gustafson 1984-5-15 2948 Plumas Butterfly Botanical Area, 7 miles NW of Quincy, W of Hwy 89. 1037 Comment
  SEINET6647404  Darlingtonia californica D. A. Charlet, T. Charlet 1996-7-11 2293 Plumas Sierra Nevada, Butterfly Valley Botanical Area, Plumas National Forest 1195 Comment
  UC699735  Delphinium Farris Farris 1936-7-19 Plumas road to Mount Lassen 1828 Comment
  RSA95488  Delphinium gracilentum L. S. Rose 1954-5-30 54068 Plumas Johnsville 1601 Comment
  CAS-BOT-BC9825  Delphinium nudicaule Mrs. H. C. Cantelow 1940-5-11 4267 Plumas W of Meadow Valley Inn Comment
  JEPS48090  Delphinium nudicaule Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2703 A Plumas 1/4 mi s junction of U.S. Forest Service roads 25N15 and 25N12; vicinity of Butterfly Valley 1082 Comment
  UC176192  Delphinium nudicaule A. A. Heller 1913-6-13 10836 Plumas near Marston Station 1066 Comment
  CAS-BOT-BC9856  Delphinium nudicaule Mrs. H. C. Cantelow 1941-5-21 s.n. Plumas 6 miles west of Quincy on road to Meadow Valley 1173 Comment
  UC1778624  Delphinium nudicaule G. Douglas Barbe, T. C. Fuller 1982-7-15 3739 Plumas 2.1 miles northeast of junction with road to Red Hill Summit; Plumas National Forest. 1524 Comment
  CHSC21570  Delphinium nuttallianum D. E. Brink Jr.; L. M. Mayer 1975-7-23 Plumas Found in a meadow in the se portion of the section. Comment
  CHSC35938  Delphinium nuttallianum M. S. Taylor 1982-5-27 4556 Plumas S side of Bucks Lake--Spanish Creek Rd, 4.5 mi sw of its jct with Hwy 70 in Quincy. 1097 Comment
  JEPS23487  Delphinium nuttallianum Esther C. Fritz 1933-7-25 Plumas in meadow on slopes Spanish Peak 2133 Comment
  CAS-BOT-BC116114  Delphinium nuttallianum Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas About 7 miles west of Johnsville, road to La Porte Comment
  CAS-BOT-BC116129  Delphinium nuttallianum Arthur L. Menzies 1965-1-1 s.n. Plumas Sierra Valley 1524 Comment
  RSA11966  Dendromecon rigida Elmer I. Applegate 1929-6-21 5783 Plumas Between Kelly's Camp and Drakesbad, Warner Valley, Mt. Lassen region. Comment
  CHSC52968  Deschampsia cespitosa subsp. cespitosa L. P. Janeway 1989-6-30 3437 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; enar the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  UCR123515  Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6862 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CAS-BOT-BC198156  Deschampsia danthonioides S. B. Doten 1901-6-14 42 Plumas Sierra Valley Comment
  CAS-BOT-BC198162  Deschampsia danthonioides Catherine Best 1979-6-6 s.n. Plumas On Highway 89, 2 miles west of spring Garden Comment
  RSA232863  Deschampsia danthonioides L. S. Rose 1968-6-10 68083 Plumas Quincy 1037 Comment
  SEINET4566889  Deschampsia danthonioides W. Harnach, N. Harnach 1991-6-21 562 Plumas Next to railroad bridge east of Co. Rd. A-23, 0.25 miles S of Beckwourth, Sierra Valley 1487 Comment
  CAS-BOT-BC198150  Deschampsia danthonioides John Thomas Howell 1959-9-22 34875 Plumas Lassen Park Ranger Staton on road from Chester to Drakesbad 1676 Comment
  CHSC79878  Deschampsia elongata G. F. Hrusa; B. Smith 1996-7-15 13222 Plumas Northern California, Sierra Nevada, Plumas National Forest. E side of Sloat Rd. at inter. of Hwy 70 and Sloat Rd. approx. 3 m. E of Spring Garden. [Original lat./long. on label is '39 52 N; 120 44 W']. 1530 Comment
  JEPS114928  Deschampsia elongata Lowell Ahart 2008-7-16 15093 Plumas Northwest edge of a small meadow (swamp) about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  RSA718446  Deschampsia elongata L. Ahart 2006-7-9 12931 Plumas near a small seep in a small open area in brush, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1679 Comment
  CHSC97095  Dianthus armeria subsp. armeria Lowell Ahart; Josephine Guardino 2007-7-20 14309 Plumas South of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  CHSC39352  Dicentra uniflora Lowell Ahart 1983-6-28 4169 Plumas Near the Feather Fork Mine. On the high banks of the South Fork of the Feather River and a little south-west of the Feather Fork mine, on the west side of the river, about 1 1/2 miles north-east of Little Grass Valley Reservoir, about 5 1/2 miles north of La Porte. Section 14. 1750 Comment
  JEPS97363  Dicentra uniflora Vernon H. Oswald and L. Ahart 1994-7-24 7109 Plumas T30N R7E NW1/4 NW1/4 Sec. 27, 6400 ft, High Cascade Range, Red Fir Forest. Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake 1950 Comment
  SEINET8476711  Dichelostemma congestum A. A. Heller, B. B. Kennedy 1907-7-8 8768 Plumas Near Greenville. Comment
  UC1133989  Dichelostemma multiflorum G. T. Nordstrom 1934-7-3 178 Plumas 0.75 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  UC333374  Dichelostemma multiflorum unknown Jun 1889 Plumas Mohawk Valley Comment
  CAS-BOT-BC502666  Dichelostemma multiflorum Clarence R. Quick 1934-7-4 1336 Plumas Headwaters of Clear Creek, Plumas National Forest Comment
  CAS-BOT-BC290980  Dieteria canescens var. shastensis Emily K. Mcpherson 1976-11-7 76- 32 -6 Plumas 5 miles north of Beckwourth 2055 Comment
  JEPS94296  Digitaria ischaemum Lowell Ahart 1997-9-11 7907 Plumas about 4 1/2 air mi ne of Belden (about 1/2 mi s of Mosquito Creek, on the w side of the North Fork of the Feather River, on w edge of Caribou Road); North Fork of the Feather River, Caribou Road 792 Comment
  CAS-BOT-BC151819  Diplacus mephiticus John Thomas Howell; Gordon H. True 1967-7-11 43368 Plumas About 2 miles southeast of Mt. Hough - Sierra Nevada 1828 Comment
  CHSC66772  Diplacus mephiticus Vernon H. Oswald; Lowell Ahart 1996-8-14 8161 Plumas Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Northern High Sierra Nevada. 1127 Comment
  SJSU14322  Diplacus mephiticus N. A. Hopkins 1989-6-7 1526 Plumas c. 0.75 mi E of Dixie Valley 1920 Comment
  CHSC20824  Diplacus torreyi K. R. Stern 1975-7-23 5836 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC23586  Diplacus torreyi Nancy Mosman 1971-7-17 103 Plumas In open plain on n side of Hwy 32 ca. 1.5 mi s of Chester. 1524 Comment
  CHSC66773  Diplacus torreyi Vernon H. Oswald; Lowell Ahart 1996-8-14 8182 Plumas Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground. 1615 Comment
  CHSC82492  Diplacus torreyi Lowell Ahart 2002-6-26 9766 Plumas On the east side of the poor road, about 1 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. 1760 Comment
  CAS-BOT-BC151258  Diplacus torreyi Robert J. Weatherby 1955-7-21 1647 Plumas Bottle Springs, near Middle Fork Feather River 1615 Comment
  CHSC2257  Disporum hookeri R. Morford 1931-5-16 Plumas Humbug Valley. 1310 Comment
  UC1134584  Disporum hookeri G. T. Nordstrom 1934-7-20 242 Plumas 1/2 mi nw of Edmanton (Plumas National Forest); Plumas National Forest 1493 Comment
  CHSC60554  Dodecatheon alpinum L. P. Janeway 1992-5-14 4177 Plumas Plumas National Forest Beckwourth Ranger District Westside Compartment. North side of Big Grizzly Creek at northwest end of Lake Davis. Large grassy/sedgy meadow. 1764 Comment
  POM181632  Dodecatheon hendersonii J. G. Lemmon s.n. Plumas Sierra Valley. Comment
  UC1039541  Dodecatheon jeffreyi Herbert L. Mason 1924-6-19 1077 Plumas near the base Mt. Elwell (near the outlet of Bear Lake); near outlet Bear Lake, near base of Mt. Elwell Comment
  RSA93300  Downingia bacigalupii J. T. Howell 1926-7-30 2166 Plumas Near Prattville on Lake Almonor Comment
  UC1243993  Downingia bacigalupii John H. Weiler 1959-6-28 59207 Plumas 2.4 mi s Plumas County line (along Highway 89) Comment
  RSA34821  Downingia bicornuta Roxana S. Ferris, Laura Lorraine 1941-8-9 10434 Plumas About 2 1/2 miles from Lake Almanor Public Camp, State Hwy 89 on road to Chester. Comment
  CAS-BOT-BC41398  Draba verna Mrs. Joseph Clemens 1920-3-11 s.n. Plumas Crescent Mills. 1066 Comment
  CHSC60276  Draba verna K. B. McShea 1992-4-24 4 Plumas At 53 Meyers St., Quincy. 975 Comment
  CHSC81357  Draba verna L. P. Janeway 1996-4-11 4955 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC41395  Draba verna John Thomas Howell 1963-6-4 39402 Plumas Sierra Valley south of Beckwourth. 1463 Comment
  CDA9321  Draperia systyla D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .276 Plumas On sunny granitic cliffs just before w of tunnel on route 70 25 miles E of Oroville. Mark 85. Comment
  JEPS21087  Draperia systyla F. W. Embree 1934-6-6 72 Plumas south slope of Bucks Mountain; Bidwell Bar Quad. 1524 Comment
  UC1124236  Draperia systyla G. T. Nordstrom 1934-7-20 243 Plumas 0.5 mi NW of Edmanton; Plumas National Forest, Bidwell Bar Quad. 1493 Comment
  SEINET10497033  Draperia systyla Mary Susan Taylor 1982-5-23 Taylor 4512 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
  UCD99523  Drosera filiformis Barry Rice 2009-6-26 BR 090601 Plumas in Butterfly Valley Botanical Area. Comment
  CHSC34010  Drosera rotundifolia M. S. Taylor 1981-6-15 3906 Plumas N side of Bucks Lake Rd, 0.2 mi n of Bucks Summit. ... Field redacted by CHSC, contact the data manager for more information 1645 Comment
  JEPS84391  Drosera rotundifolia V. Oswald and W. Dempsey 1989-8-3 3914 b Plumas se Drakesbad (just s of voundary of Lassen Volcanic National Park); Willow Lake 1676 Comment
  UCD123993  Drosera rotundifolia Barry Rice 2011-7-27 BR 110715 Plumas location unknown. Comment
  HSC93420  Drosera rotundifolia Vernon H. Oswald, L. Ahart 1996-7-15 8050 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on FS 28N11 1372 Comment
  SEINET10448022  Drosera rotundifolia Mary Susan Taylor 1981-6-15 Taylor 3906 Plumas T24N R8E sw/nw sec 32. Bucks Lake quad. N side of Bucks Lake Rd, 0.2 mi N of Bucks Summit, in saturated mossy seep within Montane Chaparral, ca. 4 air mi SW of Meadow Valley. 5400 ft elev. 1646 Comment
  CAS-BOT-BC159582  Drymocallis glandulosa var. glandulosa W. Harnach; N. Harnach 1990-6-27 413 Plumas Ramelli Ranch (USFS), so of R/R - Sierra Valley 1554 Comment
  CHSC99806  Drymocallis hansenii Lowell Ahart 2008-7-16 15088 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CAS-BOT-BC143433  Drymocallis lactea John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54395 Plumas 0.3 miles southwest of Bucks Summit on road to Bucks Lake 1645 Comment
  JEPS48881  Drymocallis lactea var. austiniae Esther C. Fritz 1933-7-14 Plumas n Faculty tents (Camp Califorest, near Schneider Meadow fence); near Schneider Meadow fence, Camp Califorest Comment
  CAS-BOT-BC113791  Dulichium arundinaceum Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-20 42313 Plumas Snake Lake ca. 4 mi NW of Quincy in yellow pine forest. 1219 Comment
  UC1594586  Dulichium arundinaceum Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway, and Joan Reynolds 1992-7-1 5037 Plumas just w of Lakes Basin Campground (5 air mi ssw of Graegle via Gold Lake Forest Hwy, County Road 519, Grass Lake); Grass Lake, County Road 519 1926 Comment
  SBBG128609  Dysphania botrys L. Ahart 2012-9-5 18447 Plumas where County Rd crosses the S Fork of the Feather River, ca. 1 mi SE of Pilot Peak, ca. 8.25 mi NW of La Porte 1828 Comment
  CHSC113604  Dysphania pumilio Lowell Ahart 2014-9-9 19840 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CAS-BOT-BC197074  Echinochloa crus-galli John Thomas Howell 1959-9-24 34925 A Plumas Junction of Indian and Spanish creeks 914 Comment
  CAS-BOT-BC197242  Echinochloa muricata Walter Knight; Irja Knight 1967-7-10 2196 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  JEPS102513  Elatine chilensis Lowell Ahart 2001-9-18 9288 Plumas Near Freeman Creek, on the strand of Lake Davis. 1758 Comment
  CAS-BOT-BC113706  Eleocharis acicularis Lowell Ahart 1985-9-26 5185 Plumas Below the high water line of Little Grass Valley Reservoir, 1584 Comment
  CHSC82149  Eleocharis bella L. P. Janeway 2001-7-25 7389 B 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
  CHSC97545  Eleocharis bella Lowell Ahart; John Dittes 2007-6-17 14120 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC81833  Eleocharis engelmannii Lowell Ahart 2001-10-16 9376 Plumas On the north side of a bank and a small stream, on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  SEINET199877  Eleocharis engelmannii Malcolm A. Nobs, S. Galen Smith 1949-8-18 1356 Plumas At the south end of Lake Almanor. Comment
  JEPS122329  Eleocharis engelmannii var. engelmannii Lowell Ahart 2014-9-9 19856 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  UC334118  Eleocharis macrostachya unknown Aug 1882 Plumas Sierra Valley Comment
  UC1028653  Eleocharis quinqueflora Robert J. Weatherby 1955-6-26 1545 Plumas Mud Lake, Lakes Basin area Comment
  CHSC54498  Eleocharis suksdorfiana Vernon H. Oswald; Lowell Ahart 1991-7-30 4793 Plumas Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. 1310 Comment
  SEINET10501559  Elodea canadensis Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4977 Plumas T22N R11E nw/se sec 26. Sierra City NW quad. Plumas-Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 5620 ft. 1713 Comment
  SEINET10869664  Elodea nuttallii Mary Susan Taylor 1981-9-3 Taylor 4264 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
  CAS-BOT-BC227595  Elymus elymoides L. P. Janeway 1990-8-2 3822 Plumas Plumas National Forest, Beckwourth Ranger District. Along Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge 2057 Comment
  CHSC63208  Elymus elymoides subsp. californicus Lowell Ahart 1994-6-29 7405 Plumas North of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  OBI2918  Elymus glaucus Lewis S. Rose 1968-6-10 68089 Plumas Quincy 1036 Comment
  SEINET10554337  Elymus glaucus John Thomas Howell 1975-7-22 Howell 51373 Plumas In the Transition Life Zone, 2 miles northwest of Spring Garden. In woods adjacent to but not on serpentine. 1173 Comment
  CAS-BOT-BC206512  Elymus glaucus subsp. glaucus John Thomas Howell; Walter Knight; Irja Knight 1966-7-27 1405 Plumas Few yards southwest of Pond reservoir - Butterfly Botanical Area and Vicinity 1097 Comment
  CHSC107905  Elymus glaucus subsp. glaucus L. P. Janeway 2011-8-23 10670 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
  UCD61275  Elymus macounii Carl W. Rimbey 1960-7-18 Plumas Sierra Valley, Gordon Van Vleck Ranch, ca. 5 miles NE Sattley. Comment
  CAS-BOT-BC228655  Elymus multisetus John Thomas Howell 1955-7-19 30779 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC213819  Elymus repens John Thomas Howell 1975-7-22 51347 Plumas Quincy Junction Road near Quincy - Sierra Nevada 1036 Comment
  UCD62557  Elymus repens John Thomas Howell 1967-6-22 42663 Plumas Court house square, Quincy. 1036 Comment
  CHSC89306  Elymus trachycaulus G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16328 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. On roadside. 1554 Comment
  HSC93211  Elymus trachycaulus subsp. trachycaulus Vernon H. Oswald, L. Ahart 1996-7-15 8038 Plumas Last Chance Marsh at the N end of Lake Almanor. 1.4 miles S of Last Chance Campground E from Rd. 29N11. 1372 Comment
  CAS-BOT-BC204403  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1960-7-18 35547 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC69488  Elytrigia intermedia subsp. intermedia James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2553 Plumas Rich Gulch Rd. 3.0 mi N of Hwy. 70 on slope W of and adjacent to road (26N22) S of Red Mtn. turnoff. Comment
  RSA768848  Elytrigia intermedia subsp. intermedia L. Ahart 2008-9-10 15370 Plumas North side of East Branch Creek, south side of Quincy La Porte Road, about 1.75 air miles south of Little Grass Valley Reservoir, about one mine northeast of La Porte. 1594 Comment
  UCD96754  Enemion stipitatum W. I. Follett; Evelyn B. Follett 1952-5-30 s.n. Plumas Rich Gulch. 1173 Comment
  CHSC79782  Epilobium brachycarpum G. F. Hrusa; T. D. Wilfred 1996-8-1 13415 Plumas ~ 1/4 mi. S of intersection of USFS 24N42 and 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. [Original lat./long. on label is '39 55 N; 120 44 W']. 1800 Comment
  RSA252404  Epilobium brachycarpum Robert F. Thorne, C. W. Tilforth 1969-9-6 39230 Plumas S of Feather River, 1 mile SW of Beckwourth. 1357 Comment
  RSA59426  Epilobium brachycarpum E. K. Balls 1950-9-15 15856 Plumas South tip Lake Almanor, near P. G. E. dam, Highway 89. 1372 Comment
  JEPS115785  Epilobium campestre Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15875 Plumas About 1600 feet southwest of Lake Almanor Dam, in depressions made from mining 1386 Comment
  CAS-BOT-BC171704  Epilobium canum subsp. latifolium Lowell Ahart 1979-8-4 s.n. Plumas Red Fir Foerst ca. 1 mi. w of Pilot Pk. 1800 Comment
  HSC103472  Epilobium canum subsp. latifolium J. D. Jokerst 1985-9-15 2581 Plumas Just west of USFS Rd. 26N26, top of ridge between Caribou Canyon and Yellow Creek, at narrow ridgetop saddle 1463 Comment
  CHSC21317  Epilobium ciliatum subsp. ciliatum F. T. Griggs; A. Pass 1975-7-29 265 Plumas Buck's Lake. Comment
  JEPS122092  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-8-24 19756 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
  CHSC21329  Epilobium ciliatum subsp. glandulosum F. T. Griggs; A. Pass 1975-8-1 286 Plumas Lower Bucks Lake. Comment
  CHSC92122  Epilobium ciliatum subsp. glandulosum Lowell Ahart; John Dittes 2005-9-19 12388 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope lake. 2080 Comment
  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
  POM46380A  Epilobium glaberrimum subsp. glaberrimum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  UC1122533  Epilobium glaberrimum subsp. glaberrimum Beryl O. Schreiber 1938-7-10 2533 Plumas near Meadow Valley; Plumas National Forest, Bidwell Bar Quadrangle, Grubstake Fl Comment
  UC170925  Epilobium glaberrimum subsp. glaberrimum H. M. Hall 1912-7-25 9371 Plumas Middle Fork Feather River Sierra Nevada Mountains 1280 Comment
  RSA101455  Epilobium hallianum R. Weatherby 1955-7-2 1583 Plumas Wilcox Valley. 1768 Comment
  CHSC21569  Epilobium hornemannii subsp. hornemannii L. M. Mayer; D. E. Brink Jr. 1975-7-22 Plumas Bucks Lake. Found at the edge of a stream Comment
  CHSC64451  Epilobium luteum B. Castro; L. Gehrung 1994-8-11 543 Plumas Ca 2 air mi SE of Pilot Peak, on the NE end of Bunker Hill Ridge, in spring on a E-facing slope along USFS Rd 22N10. Black Diamond Ridge is immediately SE. Perennial spring/waterfall extends both above and below road ca 0.2 mi N of U-shaped hairpin turn in road, on W side of the turn. 1706 Comment
  UC1552726  Epilobium minutum Frederica Bowcutt 1985-6-6 554 Plumas along Beckwourth Genessee Rd 1 mi from Drum Bridge (about 15 air mi ne of Quincy); Plumas National Forest Comment
  JEPS26685  Epilobium minutum P. C. Hutchison 1961-6-9 2118 Plumas along Hwy US Alt 40 at bridge 2 mi s (below) Rich Bar (on cliff above road); canyon of the north fork of the Feather River Comment
  JEPS95394  Epilobium obcordatum Lowell Ahart 1994-7-22 7490 Plumas S of the Pacific Crest Trail, W of the large twin rocks on the NE side of Mount Etna 1981 Comment
  CHSC54531  Epilobium oregonense Vernon H. Oswald 1991-8-8 4820 Plumas Lassen Volcanic Park. Just north of the south boundary of the park at Willow Lake, ca. 3 miles (air) southeast of Drakesbad. In a meadow. 1658 Comment
  CAS-BOT-BC57000  Equisetum arvense E. K. Balls 1950-8-31 15532 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1097 Comment
  CAS-BOT-BC57007  Equisetum arvense John Thomas Howell 1977-6-21 52385 Plumas Seneca 1097 Comment
  SEINET10896358  Equisetum arvense Patricia L. Kenney 1973-6-5 Kenney 429 Plumas Collected along a stream along Hwy 70, 6 mi S from jct of Hwy 89 & 70. Douglas fir and yellow pine. 1067 Comment
  CAS-BOT-BC57388  Equisetum laevigatum John Thomas Howell 1960-7-22 35886 Plumas Drakesbad, Lassen Volcanic Nat'l. Park 1737 Comment
  CAS-BOT-BC204599  Eragrostis mexicana subsp. virescens John Thomas Howell 1977-8-11 52669 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  JEPS125821  Eragrostis pectinacea var. pectinacea William Harnach 2015-7-20 1431 Plumas Just South of the intersection of Co. Rd. A-24 and Marble Lane. Comment
  CAS-BOT-BC174150  Eremogone aculeata A. A. Heller; P. B. Kennedy 1907-7-3 8703 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC174156  Eremogone aculeata W. Harnach; N. Harnach 1990-5-12 290 Plumas Sierra Valley. Wilson brothers ground, south of Marble lane, on Co. Rd. A-23 (the rock pile) 1514 Comment
  CAS-BOT-BC174180  Eremogone cliftonii John Thomas Howell; Gordon H. True 1967-5-9 42224 Plumas Feather River Canyon near mouth of Chambers Creek 609 Comment
  CHSC21211  Eremogone cliftonii F. T. Griggs; A. Pass 1975-7-12 172 Plumas Buck's Lake. Comment
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Jul 8 2014
  UC852465  Eremogone cliftonii A. A. Heller 1915-7-7 12071 Plumas 12 mi w Bucks (Near the summit of Soapstone ridge); Sierra Nevada, Soapstone ridge 1676 Comment
  CHSC95095  Eremogone congesta var. subcongesta L. P. Janeway; B. Castro 2006-6-3 8660 Plumas Northern High Sierra Nevada. West side of junction between upper and lower parts of Thompson Valley 1.9 km north of the mouth of McReynolds Creek at Red Clover Creek. Open south-facing slope between yellow pine forest and meadow. 1673 Comment
  CAS-BOT-BC174305  Eremogone congesta var. suffrutescens A. A. Heller; P. B. Kennedy 1907-7-16 8869 Plumas Grade between Genessee [Genesee] Valley and Vicinity Comment
  SEINET12875581 Image available Eremogone congesta var. suffrutescens John Thomas Howell, T. C. Fuller and G. D. Barbe 1981-1 54357 Plumas Near Indian Creek about 0.75 mi. NW of NW arm of Antelope Reservoir 1585 Comment
  CAS-BOT-BC286646  Ericameria bloomeri John Thomas Howell; Gordon H. True 1973-7-31 50076 Plumas Summit ridge of Thompson Peak. Diamond Range 2362 Comment
  CAS-BOT-BC286669  Ericameria bloomeri Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CHSC36880  Ericameria bloomeri M. S. Taylor 1981-8-4 4152 Plumas On top of Wildcat Ridge, ca. 4 air mi nw of Antelope Lake, ca. 13 air mi ne of Taylorsville. 2164 Comment
  JEPS113438  Ericameria bloomeri Lowell Ahart, John Dittes 2007-8-9 14432 Plumas Along the west side of the poor road, south slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  JEPS121761  Ericameria bloomeri L. P. Janeway 2013-8-28 11197 Plumas Northern High Sierra Nevada. Plumas National Forest; along the main road around the east side of Little Grass Valley Reservoir, across the road into Red Feather Campground. Comment
  SDSU3894  Ericameria bloomeri D. F. Howe 1960-9-21 2989 Plumas 9 miles from junction with #89 on road to Susanville, east side of Lake Almanor. 1463 Comment
  CAS-BOT-BC294293  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-21 34787 Plumas Rich Bar 762 Comment
  CHSC44859  Ericameria nauseosa var. speciosa Lowell Ahart 1974-10-1 650 Plumas On the west part of Buzzards Roost Ridge, about 1 mile north of Onion Valley, north of Pilot Peak. 1981 Comment
  UC1119835  Ericameria nauseosa var. speciosa C. G. Albertus 1935-8-29 279 Plumas 2 mi e of Grizzly Peak; Plumas National Forest, Sierraville Quad. 1767 Comment
  UC584279  Erigeron barbellulatus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 Plumas n of Engelmine (sw slopes and ridge crest Red Rock); Red Rock 2133 Comment
  SEINET10872042  Erigeron bloomeri Mary Susan Taylor 1982-6-10 Taylor 4628 Plumas T23N R14E se/ne sec 12. Reconnaissance Peak quad. Along 23N72, 0.5 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. Granitic soils. 5500 ft. 1675 Comment
  CHSC81095  Erigeron canadensis Lowell Ahart 2001-8-28 9222 Plumas Strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC72298  Erigeron compositus L. P. Janeway; Glenn Clifton 1998-7-9 5736 Plumas Thompson Peak, just east of the fire lookout tower and near the top. 2331 Comment
  CAS-BOT-BC296016  Erigeron divergens John Thomas Howell 1924-8-10 611 Plumas Crescent Mills 1219 Comment
  SEINET10617820  Erigeron divergens Melvin L. Conrad, Douglas G. LeDoux; Patricia L. Kenney 1973-6-5 Conrad 7048 Plumas Yellow Pine & Douglas Fir in Plumas National Forest off Hwy. 70. 1067 Comment
  CAS-BOT-BC296010  Erigeron divergens Lowell Ahart 1981-9-6 3065 Plumas About 6 miles N of Taylorsville, Sierra Nevada 1300 Comment
  RSA185349  Erigeron divergens Clare B. Hardham 1961-6-15 7427 Plumas Junction of Indian Creek and Feather River Comment
  SD64328  Erigeron divergens Darley F. Howe 1966-8-23 Plumas 22 miles south of Quincy on Highway 89. 1310 Comment
  JEPS97401  Erigeron eatonii var. plantagineus Vernon H. Oswald and L. Ahart 1994-7-24 7129 Plumas T30N R8E NE1/4 NE1/4 Sec. 7, 6350 ft, High Cascade Range, Red Fir Forest. N of Lake Almanor and ca. 2 mi ESE of Silver Lake on Forest Route 10 just S of its jct. with Forest Road 30N21 1935 Comment
  CAS-BOT-BC300407  Erigeron eatonii var. plantagineus L. P. Janeway 1992-5-22 4199 Plumas Plumas National Forest, Beckwourth Ranger District. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola 1485 Comment
  UC725603  Erigeron eatonii var. plantagineus A. A. Heller 1940-5-22 15669 Plumas along State Hwy 89 in treeless area 2 mi n Almanor Comment
  CAS-BOT-BC300422  Erigeron eatonii var. sonnei M. S. Taylor 1981-6-10 3883 Plumas In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi n of Genesee-Beckwourth Rd, ca. 11 air mi nw of Beckwourth 1676 Comment
  CHSC106220  Erigeron eatonii var. sonnei Arthur C. Barrett 1915-7-15 3 Plumas Indian Creek, near Boulder Cr. 1645 Comment
  SEINET8667240 Image available Erigeron eatonii var. sonnei W. Harnach, N. Harnach 1990-6-27 415 Plumas Sierra Valley. 0.5 miles S of Beckwourth, Ramelli Ranch (USFS), so of R/R 1500 Comment
  CAS-BOT-BC295217  Erigeron inornatus Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CDA4953  Erigeron inornatus T. C. Fuller 1959-7-6 4302 Plumas Northeast of Lake Almanor, 2 miles west of Clear Creek Junction. 0 Comment
  CHSC55662  Erigeron inornatus var. inornatus K. R. Stern 1985-6-25 8238 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC92955  Erigeron inornatus var. inornatus L. P. Janeway 2005-7-31 8507 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak. 1875 Comment
  SEINET5507544  Erigeron inornatus var. inornatus R. Spellenberg, M. Spellenberg 2013-7-23 14580 Plumas 28 air km NW of junction of Plumas, Lassen and Sierra counties, 6.4 km N of Beckwourth on Beckworth-Genesee Rd. (USFS 177) 1665 Comment
  JEPS41434  Erigeron inornatus var. inornatus J. G. Lemmon 1046 Plumas near Greenville Comment
  CHSC82553  Erigeron lassenianus var. deficiens Lowell Ahart 2002-7-18 9855 Plumas Basalt ridge, about 1/8 mile north of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1743 Comment
  CAS-BOT-BC295464  Erigeron lassenianus var. deficiens Wayne Dakan 1974-6-24 s.n. Plumas Long Valley Comment
  CAS-BOT-BC295473  Erigeron lassenianus var. lassenianus Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Meadow Valley Comment
  UC176776  Erigeron lassenianus var. lassenianus A. A. Heller and P. B. Kennedy 1907-7-3 8704 Plumas hills above Red Clover Valley Comment
  CAS-BOT-BC295490  Erigeron lassenianus var. lassenianus Wayne Dakan 1974-6-23 s.n. Plumas Long Valley (southwest of Greenville) Comment
  CAS-BOT-BC295496  Erigeron lassenianus var. lassenianus A. A. Heller 1940-5-22 15669 Plumas Along State Highway #89 in a treeless area 2 miles north of Almanor Comment
  CAS-BOT-BC295788  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
  CHSC61907  Erigeron petrophilus var. sierrensis L. P. Janeway 1993-7-15 4442 Plumas Plumas National Forest. Flat on top of saddle between Bean Creek (a tributary of upper Spanish Creek) and Berry Creek (a tributary of East Branch North Fork Feather River). 1569 Comment
  CHSC74067  Erigeron petrophilus var. sierrensis B. Castro; L. Gehrung 1998-10-1 849 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge just west of Pilot Peak and overlooking upper end of S Fork Feather River. On N side of river's crossing of USFS Rd 22N60, just NW of the Pacific Crest Trail. 1981 Comment
  CHSC82080  Erigeron petrophilus var. sierrensis L. P. Janeway 2001-8-5 7427 Plumas High Cascade Range. Slopes on east side of Yellow Creek about 8.9 km south of Humbug Valley along Road 26N26. 1305 Comment
  JEPS87531  Erigeron petrophilus var. sierrensis Lowell Ahart 1993-9-24 7263 Plumas on n side of trail about 400 yd ne trail head (about 1/10 mi e of the Quincy La Porte Rd, about 1 mi w of Pilot Peak); Pacific Crest Trail 1920 Comment
  RSA0035345  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
  UC1609297  Erigeron petrophilus var. sierrensis Lowell Ahart 1993-9-10 7225 Plumas about 1 air mi sw Pilot Peak (near w side of river); South Fork of Feather River 2072 Comment
  CDA4942  Erigeron philadelphicus T. C. Fuller 1963-7-17 10926 Plumas South side of Highway 40 Alt. to Portola, ca. 6 miles east of Quincy. 0 Comment
  UCD150598  Erigeron pumilus var. intermedius Tim Metcalf 1974-5-27 374 Plumas Three mi. W of Loyalton; 3 mi. N of Rd. 49 on Harriet Ln. 1524 Comment
  SEINET10479800  Eriogonum douglasii var. douglasii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3857 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  SEINET4856200  Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 air miles NNW of Beckwourth. 1707 Comment
  RSA252384  Eriogonum elatum var. elatum Robert F. Thorne, C. W. Tilforth 1969-9-6 39251 Plumas Beckwourth Pass, Plumas-Lassen Co. Line. 1590 Comment
  SEINET530776  Eriogonum elatum var. villosum Paul Opler 2007-6-28 Plumas 1 mi. E Clio. Comment
  SEINET10479869  Eriogonum luteolum var. luteolum Mary Susan Taylor 1981-7-27 Taylor 4128 Plumas T25N R12E Sw 1/4 SW 1/4 Sec. 5. Genesse Valley quad. In dry woods, ca. 10 ft S of Beckwourth-Genesse Rd., ca. 3/4 mi W of Drum Bridge ca. 5 air mi E of Genesse. 3900 ft. 1189 Comment
  JEPS56730  Eriogonum marifolium Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC263294  Eriogonum marifolium var. marifolium L. P. Janeway 1990-8-29 3840 B Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CAS-BOT-BC263309  Eriogonum marifolium var. marifolium Margaret Williams; Emily McPhersen 1974-8-5 74 -P-11 Plumas Above Silver Lake. Trail to Mt. Elwell, Lakes Basin 2133 Comment
  CHSC110280  Eriogonum marifolium var. marifolium L. P. Janeway 2012-6-2 10847 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  RSA759518  Eriogonum marifolium var. marifolium James L. Reveal 2007-6-4 8837 Plumas Along California Highway 26/89 near Lost Creek Maintenance Station east of Saint Bernard and the Tehama County line, about 8.4 miles west of Chester. 1498 Comment
  CAS-BOT-BC261361  Eriogonum nudum var. deductum A. A. Heller; P. B. Kennedy 1907-7-13 8834 Plumas Between Taylorville [Taylorsville] and Little Grizzly Creek Comment
  CAS-BOT-BC261363  Eriogonum nudum var. deductum Rimo Bacigalupi 1927-7-11 1713 Plumas Near Grassy Lake Meadows near Bear Lake, Gold Lake Region 1889 Comment
  POM180957  Eriogonum nudum var. deductum A. A. Heller, P. B. Kennedy 1907-7-13 8834 Plumas between Taylorville and Little Grizzly creek Comment
  UC77677  Eriogonum nudum var. deductum D. Cleveland July 1882 Plumas Big Meadows Comment
  CAS-BOT-BC261587  Eriogonum nudum var. nudum M. S. Taylor 1982-7-7 4783 Plumas N side of 23N26 just e of its jct with 23N35, s side of Big Hill, ca. 3 air mi s of Sloat 1615 Comment
  RSA795631  Eriogonum nudum var. nudum L. Ahart 2011-9-17 17660 Plumas On the south side of an unnamed stream that flows east in Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  SEINET3405078 Image available Eriogonum nudum var. oblongifolium A. A. Heller, P. B. Kennedy 1907-7-16 8867 Plumas Grade between Genessee valley and summit 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
  CHSC97571  Eriogonum spergulinum var. reddingianum Lowell Ahart; John Dittes 2007-6-17 14175 Plumas Near wire box, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  UC1075638  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas side of Mt. Elwell Lakes Basin Area, Mt. Elwell 2225 Comment
  RSA325141  Eriogonum spergulinum var. reddingianum M. S. Taylor 1981-7-13 3990 Plumas Ferris Creek quad. N side of 25N25Y, in dry sandy soil among sagebrush openings, near head of Ferris Creek, 12 mi. E. of Doyle. 2165 Comment
  SBBG121530  Eriogonum spergulinum var. reddingianum L. Ahart 2007-6-17 14175 Plumas near wire box, ca. 100 yards SW of County Rd 111 (Beckwourth Gensee Rd), ca. 0.25 mi SE of bridge across Red Clover Crk, Red Clover Valley, ca. 2 mi N of the N end of Lake Davis 1654 Comment
  SEINET10479795  Eriogonum strictum subsp. proliferum Mary Susan Taylor 1981-6-18 Taylor 3937 A Plumas T24N R13E nw/sw sec 8. Grizzly Valley quad. N side of rd 25N93, ca. 1.5 mi NW of Bagley Pass, ca. 12 mi N of Blairsden. 5800 ft. elev. 1768 Comment
  JEPS113375  Eriogonum strictum var. anserinum Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14022 Plumas East side of an open rocky flat, 20 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  SEINET11933188  Eriogonum strictum var. anserinum Taylor 1981-1 3937 A Plumas Grizzly Valley quad., N side of rd 25N93, ca 1.5 mi NW of Bagley Pass, ca 12 mi N of Blairsden 1768 Comment
  UC584344  Eriogonum strictum var. proliferum G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2239 Plumas n Engelmine (sw slopes and ride crest Red Rock); Red Rock Comment
  CAS-BOT-BC267497  Eriogonum umbellatum M. S. Taylor 1982-7-21 4892 Plumas Around s end of Bachs Creek Ridge, ca. 5 mi se of Quincy 1752 Comment
  CAS-BOT-BC267500  Eriogonum umbellatum A. A. Heller; P. B. Kennedy 1907-7-15 8838 Plumas Near mouth of LIttle Grizzly Creek below Genessee [Genesee] Comment
  UCD130299  Eriogonum umbellatum Albert Grigarick 2011-8-15 298 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .5 miles W from Graeagle Trailhead to Hawley Falls. 1894 Comment
  SEINET10937586  Eriogonum umbellatum var. argus Mary Susan Taylor 1981-7-22 Taylor 4104 Plumas T24N R11E se/se sec 8, Spring Garden quad. In Red Fir Forest; ca. 1/4 mi NE of Argentine Lookout, ca. 5 air mi N of Spring Garden. 7100 ft elev. 2164 Comment
  CHSC108054  Eriogonum umbellatum var. furcosum L. P. Janeway 2011-8-23 10672 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 22N27 2.3 road km northeast of Road 22N94; 0.9 air km northwest of the tip of the Black Rock Creek arm of Little Grass Valley Reservoir. 1695 Comment
  CHSC65822  Eriogonum umbellatum var. modocense L. P. Janeway 1995-7-23 4867 Plumas Hartman Bar Ridge; south side of top of Franklin Hill. 1737 Comment
  CHSC91916  Eriogonum umbellatum var. modocense Lowell Ahart; Josephine Guardino 2005-8-9 12288 Plumas North of Fant Creek, about 50 yards north of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CHSC99797  Eriogonum umbellatum var. modocense Lowell Ahart 2008-8-13 15192 Plumas On and around rocks. about 100 yards north of Kenzie Ravine and the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1598 Comment
  CAS-BOT-BC262082  Eriogonum umbellatum var. nevadense W. W. Wagner 1919-6-29 297 Plumas Grizzley [Grizzly] Ridge 2346 Comment
  CAS-BOT-BC265170  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-8-31 5081 Plumas Summit of Kettle Rock Lookout, just S of Taylor Lake ca. 6 air mine of Taylorsville 2383 Comment
  UC912730  Eriogonum umbellatum var. nevadense Mrs. E. C. Sutliffe Aug. 1917 Plumas near Blairsden Comment
  SEINET10479570  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1982-6-28 Taylor 4776 A 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
  JEPS94500  Eriogonum umbellatum var. polyanthum Vernon Oswald and Lowell Ahart 1997-9-18 8875 Plumas 4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.6 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 1411 Comment
  JEPS98963  Eriogonum ursinum Lowell Ahart 2001-7-17 8925 Plumas Outcrops, on the SE side of a logging road, SE of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC54220  Eriogonum ursinum H. M. Hall and E. B. Babcock July 1903 4443 Plumas Genessee Valley Sierra Nevada Mountains, Genessee Valley 1097 Comment
  UC635517  Eriogonum ursinum Ethel Wicks July 1925 2893 Plumas Mt. Elwell Comment
  CAS-BOT-BC262257  Eriogonum ursinum L. P. Janeway 1993-7-28 4478 Plumas Plumas National Forest, Greenville Ranger District. Along steep north-trending ridge south of a bend in Ward Creek; along and down-ridge from mining access road 2.2 mi southeast of Genesee Valley 1341 Comment
  SEINET5332058  Eriogonum ursinum M. J. Williams, Emily McPherson 1974-8-5 74 -P-13 Plumas Lake's Basin. Trail from Silver Lake to Mt. Elwell. 2164 Comment
  UC635516  Eriogonum ursinum Herbert L. Mason 1924-6-18 1055 Plumas near summit of road between Graeagle and Gold Lake Comment
  CHSC62154  Eriogonum ursinum var. ursinum L. P. Janeway 1993-7-19 4462 Plumas Plumas National Forest Quincy Ranger District Red Hill Compartment. Southwest side of the top of Red Hill. 1874 Comment
  CHSC65823  Eriogonum ursinum var. ursinum L. P. Janeway 1995-7-23 4868 Plumas Hartman Bar Ridge; south side of top of Franklin Hill. 1737 Comment
  SEINET5332057  Eriogonum ursinum var. ursinum J. L. Reveal 1971-6-23 2468 Plumas Along California Highway 89, 4 miles northwest of Greenville and about 4 miles southeast of Canyondam. 1219 Comment
  CAS-BOT-BC264117  Eriogonum vimineum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC264132  Eriogonum vimineum John Thomas Howell 1959-9-21 34740 Plumas Belden, Sierra Nevada 701 Comment
  JEPS113664  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
  JEPS56137  Eriogonum vimineum W. L. Jepson 1939-8-8 19350 Plumas Meadow Valley 1158 Comment
  SEINET245572  Eriogonum vimineum James L. Reveal 1975-8-24 3975 Plumas Along California Highway 70 in the Feather River Canyon, 0.5 mile northeast of Twain and 2.5 miles northeast of the Hallstead Campground 876 Comment
  CAS-BOT-BC264135  Eriogonum vimineum John Thomas Howell 1951-6-29 27740 Plumas Near Spring Garden 1219 Comment
  NY168692  Eriophyllum chrysanthum A. A. Heller 1913-6-13 10855 Plumas Near Quincy 1066.8 Comment
  UC298460  Eriophyllum lanatum var. achilleoides A. A. Heller and P. B. Kennedy 1907-7-15 8849 Plumas Little Grizzly Creek; near mouth, below Genesee Comment
  CHSC37776  Eriophyllum lanatum var. grandiflorum M. S. Taylor 1981-7-29 4145 Plumas In rd embankment, e side of Flourney Grade (25N42), 2.2 mi s of Flourney bridge, ca. 3 air mi e of Genesee. 1554 Comment
  SD230169  Eriophyllum lanatum var. grandiflorum Louis C. Wheeler 1959-7-15 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  UC507149  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 116 Plumas 1 mi w Keddie ((Near type-locality of E. chrysanthum, Rydberg!)) Comment
  CAS-BOT-BC308269  Eriophyllum lanatum var. integrifolium L. Constance 1933-7-5 115 Plumas Slopes above the Feather River, 3 miles east of Keddie Comment
  CHSC53148  Eriophyllum lanatum var. integrifolium L. P. Janeway 1989-6-12 3292 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1706 Comment
  SEINET3276897 Image available Eriophyllum lanatum var. integrifolium Loraine Yeatts, Dick Yeatts 2011-7-16 5991 Plumas Plumas National Forest, Dixie Mt. State Game Refuge, along NF rd 176 N. of Frenchman Reservoir, Lookout Creek drainage. 1809 Comment
  SEINET8673795  Eryngium alismifolium R. F. Thorne, Tilforth, C. W. 1969-9-6 39243 Plumas near Feather River... 1 mi. SW of Beckworth 1356 Comment
  CHSC21537  Erysimum capitatum var. capitatum D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  CHSC48332  Erysimum capitatum var. capitatum Vernon Oswald 1986-4-6 2093 Plumas LaPorte-Quincy Rd. 0.5 mi n of its jct. with the Pacific Crest Trail. 1950 Comment
  RSA7881  Erysimum capitatum var. capitatum H. A. Barker 1927-7-6 783 Plumas Indian Head Peak, Gold Lake. 2073 Comment
  CHSC34295  Erythranthe cardinalis M. S. Taylor 1981-8-19 4215 Plumas Jct Bell Creek and rd 23N10, ca. 1.5 mi w of Sloat. 1310 Comment
  SEINET14291740  Erythranthe guttata A. A. Heller, P. B. Kennedy 1907-7-11 8794 Plumas Sierra Nevada, Prattville. Comment
  SD77330  Erythranthe guttata F. W. Pennell, A. A. Heller 1940-6-5 25689 Plumas Wet granite soil below bluff, Route 24, along Feather River, below Belden 487 Comment
  SD77347  Erythranthe guttata Francis W. Pennell 1940-6-12 25819 Plumas Sierra Valley, 1 mi. S. of Beckwourth 1493 Comment
  CHSC78484  Erythranthe lewisii Vernon H. Oswald 2000-7-29 9943 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
  CAS-BOT-BC153616  Erythranthe moniliformis M. Lavin 1982-6-27 4150 Plumas Sierra Buttes Country 4 mi up Gold Lake Rd from Graeagle, 12 mi. 250 deg. from Portola 1981 Comment
  SD46685  Erythranthe moniliformis Robert J. Weatherby 1955-8-12 1682 Plumas McFarland Creek near Morrow Creek, above Meadow Valley 1431 Comment
  CHSC24243  Erythranthe primuloides K. R. Stern 1975-7-29 Plumas NW side of Lake Almanor. Comment
  SEINET8409831  Erythranthe primuloides John Thomas Howell 1960-7-23 35953 Plumas near soda spring; Drakesbad. 1676 Comment
  CHSC1775  Erythranthe rubella 1932-5-20 Plumas Almanor meadows. 1371 Comment
  CAS-BOT-BC133261  Erythronium R. H. Boeker 1913-4-23 17 Plumas Plumas National Forest Comment
  CHSC49652  Erythronium purpurascens Vernon Oswald 1986-6-6 2090 Plumas LaPorte-Quincy Rd. at its jct. With the Pacific Crest Trail. 2011 Comment
  CHSC104758  Eucephalus breweri L. P. Janeway 2010-8-19 10164 Plumas Northern High Sierra Nevada. Plumas National Forest; uppermost (northeastern) end of Lumpkin Ridge, 1.6 air km northwest of the Little Grass Valley Reservoir dam; along Road 22N86Y 0.5 km southwest of Road 22N27 (Lumpkin Road). 1761 Comment
  CHSC21681  Eucephalus breweri D. Brink; L. Mayer 1975-8-6 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS96043  Eucephalus breweri Vernon H. Oswald and Lowell Ahart 1996-8-14 8147 Plumas on the La Porte-Quincy Rd. 0.9 mi n road to Johnsville ((0.9 mi n of Sierra Co. 2 mi post), ne of La Porte); northern High Sierra Nevada 1889 Comment
  SD46744  Eucephalus breweri Robert J. Weatherby 1950-8-11 1519 Plumas Mt. Elwell, Lakes Basin Area. 2285 Comment
  SD61124  Eucephalus breweri Darley F. Howe 1964-7-29 Plumas 2 miles from Gold Lake Lodge. Comment
  UC1557888  Eucephalus breweri J. Semple, S. Heard 1986-8-13 847 Plumas 2 mi e, (LaPorte Rd., at turnoff to Quincy) La Porte Comment
  CHSC62525  Eurybia integrifolia B. Castro 1993-8-9 499 Plumas Ca 2 mi SE of Mt. Ararat on Narrow SE-trending volcanic ridge above the Pacific Crest Trail. 1645 Comment
  CHSC91942  Eurybia integrifolia Lowell Ahart; Josephine Guardino 2005-8-9 12257 Plumas In a small meadow, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  CHSC92123  Eurybia integrifolia Lowell Ahart; John Dittes 2005-9-20 12424 Plumas Southwest side of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  SEINET9308095  Eurybia integrifolia Unknown 1996-8-11 13498 Plumas Plumas Comment
  CHSC81752  Euthamia occidentalis Lowell Ahart 2001-10-16 9368 Plumas On the south side of a small stream, and on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1365 Comment
  CAS-BOT-BC459217  Euthamia occidentalis John Thomas Howell 1961-9-23 36819 Plumas Sierra Nevada: Greenville 1088 Comment
  CHSC80910  Festuca idahoensis Lowell Ahart 2001-7-19 8953 Plumas On a sand bar, on the east side of Hopkins Creek, about 100 yards northwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CAS-BOT-BC278849  Festuca occidentalis Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1588 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1112 Comment
  CAS-BOT-BC278852  Festuca occidentalis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54294 Plumas On China Grade, 1.4 miles south of Taylorsville 1402 Comment
  CAS-BOT-BC278855  Festuca occidentalis David D. Keck 1944-7-8 5430 Plumas 5 mi. N. of Quincy, on road to Keddie 1005 Comment
  UCD105972  Festuca occidentalis Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 1524 Comment
  CHSC102433  Festuca rubra L. P. Janeway; B. Castro 2009-7-12 9854 Plumas Northern High Sierra Nevada. Lower Thompson Valley 2.1 km north of Red Clover Creek. 1678 Comment
  CHSC97107  Festuca rubra Lowell Ahart; Josephine Guardino 2007-7-21 14359 Plumas Along a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  UC1024664  Festuca rubra Leo Whitney 1934-8-8 2185 Plumas ca 9 mi nw Portola (Fireman Creek, nw end of Big Grizzley Valley); Plumas National Forest, Big Grizzley Valley, Freeman Creek 1828 Comment
  CHSC110623  Floerkea proserpinacoides B. Castro 2006-6-9 1556 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of mouth of McReynolds Creek at red Clover Creek. 1668 Comment
  CHSC97547  Floerkea proserpinacoides Lowell Ahart; John Dittes 2007-6-17 14109 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 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
  CHSC70274  Frangula purshiana B. Castro; R. Fallscheer 1989-8-7 357 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi SW jcn Rds 23N18 and 23N69, on the south flank of Red Mtn. Midslope in steep drainage. 1767 Comment
  SBBG26937  Frangula purshiana subsp. annonifolia A. A. Heller 1915-7-7 Plumas near summit of Soapstone ridge, 12 mi W of Bucks [Bucks Lake] 1676 Comment
  JEPS113884  Frangula purshiana subsp. ultramafica L. P. Janeway 2007-5-20 8982 Plumas Northern High Sierra Nevada; Top of Red Hill 1929 Comment
  CAS-BOT-BC55709  Frangula rubra subsp. obtusissima Anna Head 1921-1-1 s.n. Plumas Feather River region Comment
  CHSC70276  Frangula rubra subsp. obtusissima B. Castro; R. Zebell 1989-8-2 348 Plumas Ca 4 air mi S of Bucks Lake, ca 100 ft W of USFS Rd 23N58. 1706 Comment
  CAS-BOT-BC53796  Frangula rubra subsp. rubra Lewis S. Rose 1969-6-23 69044 Plumas La Porte Road - 10 mi. sw of Quincy 1249 Comment
  CAS-BOT-BC59582  Frangula rubra subsp. rubra John Thomas Howell 1973-7-9 49716 Plumas Sierra Nevada - Round Valley 1371 Comment
  HSC99905  Frangula rubra subsp. rubra J. O. Sawyer, & J. P. Smith 2004-7-15 4573 Plumas Along road to Belden on Hwy. 70, on the N Fork Feather River. 675 Comment
  SEINET3442119  Frangula rubra subsp. rubra G. Douglas Barbe, Thomas C. Fuller 1982-6-15 3731 Plumas Plumas National Forest, Plumas National Forest, Red Hill Summit 1900 Comment
  CDA13349  Fritillaria atropurpurea G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13198 Plumas Sierra Nevada; Uncommon here in dry coniferous understory. Perennial. 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CAS-BOT-BC505275  Fritillaria atropurpurea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1884 Plumas On roadside between Darlingtonia Bog and pond Reservoir 1082 Comment
  CAS-BOT-BC508208  Fritillaria atropurpurea Alice Eastwood 1918-5-25 6992 Plumas Portola Comment
  SEINET10469563  Fritillaria atropurpurea Mary Susan Taylor 1982-1 Plumas Comment
  UC144675  Fritillaria pudica Mrs. R. M. Austin 1878-1 304 Plumas Indian Valley Comment
  CHSC101793  Galium aparine Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15854 Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  JEPS26687  Galium bolanderi P. C. Hutchison 1961-6-9 2121 Plumas along hwy US Alt. 30 at bridge 2 mi s (below) Rich Bar (cliff above road); canyon of the north fork of the Feather River Comment
  UC174626  Galium bolanderi A. A. Heller and P. B. Kennedy 1907-7-16 8872 Plumas grade between Genessee Valley and Summit Comment
  SD6281  Galium boreale Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC43370  Galium grayanum Lowell Ahart 1974-10-1 641 Plumas On the west part of the Buzzard's Roost Ridge, about 1 mile north of Onion Valley, about 1 1/2 miles north-west of Pilot Peak. 1981 Comment
  SEINET10500743  Galium sparsiflorum subsp. glabrius Mary Susan Taylor 1981-9-10 Taylor 4272 Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 Comment
  CDA14670  Galium trifidum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3111 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  UCR87994  Galium triflorum Walter Knight, J. T. Howell, I. Knight 1966-7-26 1570 Plumas Northern Sierra Nevada Mtns., Butterfly Botanical Area and vicinity; Fern Glen 1113 Comment
  CAS-BOT-BC144398  Garrya fremontii R. F. Thorne; C. W. Tilforth 1969-9-6 39220 Plumas Yellow pine forest c. 2.5 mi. S of Graeagle on Gold Lake Road 1645 Comment
  CHSC51263  Garrya fremontii Lowell Ahart 1990-10-14 6633 Plumas Growing in dry soil along an improved road, about 1/8 mile south of Cleghorn Bar Road, about 2 1/2 (air) miles west of Finger Board. 1767 Comment
  UC1122667  Garrya fremontii R. Roseberry 1934-11-1 2 Plumas 2 mi nw Mt. Jackson; Plumas National Forest, Downieville Quad. 1493 Comment
  CAS-BOT-BC169858  Garrya fremontii John Thomas Howell 1978-4-19 52853 Plumas yellow pine forest, eastern part of Quincy 1036 Comment
  UCD147792  Gayophytum Allyson Ayalon; Lucie Jerabkova 2012-8-1 145 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CDA13355  Gayophytum diffusum subsp. parviflorum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13204 Plumas Sierra Nevada; 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC79536  Gayophytum diffusum subsp. parviflorum G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-15 13204 Plumas Northern California. Sierra Nevada - Plumas National Forest. 2.5 mi E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Creek. [Original lat./long. on label is '39 54 N; 120 45 W']. 1615 Comment
  CHSC91610  Gayophytum diffusum subsp. parviflorum G. F. Hrusa; B. Smith, T. D. Wilfred 1996-8-11 13496 Plumas Northern California. Sierra Nevada. On spine of uppermost ridge. Slopes to E of upper Bull Run Creek off USFS 23N12E. [Lat./long. on label is '39 54 N; 120 38 W']. 2250 Comment
  JEPS114515  Gayophytum diffusum subsp. parviflorum Lowell Ahart 2008-8-14 15197 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
  JEPS107707  Gayophytum heterozygum Lowell Ahart, John Dittes 2005-9-19 12408 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1986 Comment
  RSA0118719  Gayophytum heterozygum Lowell A. Ahart 2014-8-26 19797 Plumas South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific crest Trail, about 0.25 mi southwest of the bridge across the South Fork of the Feather River, about 4 (air) mi north of La Porte. 1534 Comment
  POM249897  Gayophytum heterozygum Joseph A. Ewan 1934-7-18 8576 Plumas Camp Caldwell at Dentens, Mohawk Valley 1616 Comment
  POM161587  Gayophytum humile R. C. Bacigalupi 1927-7-8 1678 Plumas Slopes of Mt. Elwell above Long Lake 2134 Comment
  UC121203  Gayophytum humile Mrs. R. M. Austin 1882-8-20 Plumas Dutch Hill Comment
  SBBG121285  Gayophytum racemosum L. Ahart, J. Dittes 2007-6-16 14088 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
  RSA101421  Gentiana calycosa R. Weatherby 1955-8-16 1685 Plumas Spring at Fales Hill Mine. 1524 Comment
  UC170957  Geum macrophyllum H. M. Hall 1912-8-3 9392 Plumas Quincy, Sierra Nevada Mountains Quincy; Sierra Nevada Mountains, Quincy 1066 Comment
  UCR160554  Geum triflorum G. D. Barbe, T. C. Fuller 1982-6-17 3840 Plumas E shore of Frenchman Lake, Crystal Fishing Access. Marshy arm of the lake at the parking lot 1707 Comment
  JEPS103553  Gilia capillaris Lowell Ahart 2002-7-18 9867 Plumas On the S side of a small upper branch of Fall R., ca 100 yards N of Lumpkin Ridge Rd, ca 1 mile (air) SE of Tamarack Flat, ca 1/4 mile SW of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam 1701 Comment
  UC908578  Gilia capillaris Herbert L. Mason 1924-6-20 1083 Plumas Gold Lake 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
  JEPS113652  Gilia leptalea subsp. bicolor Lowell Ahart, Josephine Guardino 2007-7-21 14381 Plumas Bottom 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
  JEPS117711  Gilia leptalea subsp. leptalea Lowell Ahart 2010-10-21 17306 Plumas About 80 yards northwest of the spring, on the north side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak 1928 Comment
  SEINET10464616  Githopsis specularioides A. Arthur Heller 1913-6-13 Heller 10840 Plumas Near Marston Station 1067 Comment
  CAS-BOT-BC282699  Glyceria elata Anna Head 1921-7-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  SEINET10966590  Glyceria elata Patricia L. Kenney 1973-6-5 Kenney 430 Plumas Along a stream along HWY 70. 6 mi S of jct of HWYs 89 & 70. Comment
  CAS-BOT-BC303821  Gnaphalium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54119 Plumas Quincy 1036 Comment
  RSA716686  Gnaphalium canescens subsp. thermale L. Ahart, John Dittes 2005-9-19 12405 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  CAS-BOT-BC307376  Gnaphalium palustre John Thomas Howell 1966-7-29 42016 Plumas Quincy, Sierra Nevada 1036 Comment
  CAS-BOT-BC307393  Gnaphalium palustre Anna Head 1921-8-8 s.n. Plumas Lake Center Camp , Feather River Region Comment
  JEPS34043  Gnaphalium palustre W. L. Jepson 1939-8-8 19363 Plumas Meadow Valley Comment
  SD9074  Gnaphalium palustre Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CAS-BOT-BC307391  Gnaphalium palustre Lowell Ahart 1981-9-6 3077 Plumas 1 1/2 miles SW of Crecent Mills, Sierra Nevada 1200 Comment
  UC1191883  Gratiola neglecta Malcolm A. Nobs and S. Galen Smith 1949-8-18 1351 Plumas s end Lake Almanor; s end of Lake Almanor Comment
  SEINET8551074  Greeneocharis circumscissa W. Harnach, N. Harnach 1990-6-16 386 Plumas Sierra Valley; N of Vinton, Frank Dotta Ranch. 1524 Comment
  CAS-BOT-BC231132  Hackelia amethystina John Thomas Howell; Gordon H. True 1967-7-11 43354 Plumas SE slope of Mount Hough 2042 Comment
  CDA14725  Hackelia amethystina G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3251 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CHSC72304  Hackelia micrantha L. P. Janeway; Glenn Clifton 1998-7-8 5724 Plumas Snoring Spring; about 15 mi northwest of Red Rock; along Road 213, 0.8 mi south of the ridgetop. Meadow. 2002 Comment
  RSA31767  Hackelia nervosa A. A. Heller 1942-8-14 10521 Plumas Below the Sulphur Works Checking Station. Comment
  SEINET10474687  Haplopappus bloomeri Mary Susan Taylor 1982-9-13 Taylor 5129 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
  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
  SBBG21835  Hastingsia alba D. Myrick 1964-7-20 886 Plumas near Willow Lake, S of Drakesbad 1981 Comment
  UC1093642  Hastingsia alba Herbert L. Mason 1957-7-7 14748 Plumas in lateral stream above Feather River Canyon (along Alternate Route #40, 2 mi e of Rich Bar); above Feather River Canyon Comment
  CAS-BOT-BC306690  Helenium bigelovii John Thomas Howell 1960-7-18 35532 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC306696  Helenium bigelovii Donald Myrick 1968-6-18 1941 Plumas In Butterfly Valley, four miles northwest of Quncy 1036 Comment
  UCD63044  Helenium puberulum Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Plumas Quincy. Blackhawk Road. Butterfly Valley. Butterfly Valley Botanical Area. Sweetwater Marsh. 1160 Comment
  CAS-BOT-BC314724  Helianthella californica var. californica Thos. Harris 1969-6-1 s.n. Plumas West side of Lake Almanor 1402 Comment
  CAS-BOT-BC314789  Helianthella californica var. nevadensis Anna Head 1921-7-30 s.n. Plumas Lake Center Camp, Feather River Region Comment
  SD61136  Helianthella californica var. nevadensis Darley F. Howe 1964-7-29 3894 Plumas Gold Lake Lodge, Plumas National Forest. 1980 Comment
  CAS-BOT-BC305359  Helianthus annuus John Thomas Howell 1961-9-23 36818 Plumas Greenville 1088 Comment
  SD6703  Heliotropium curassavicum var. oculatum Mrs. R. M. Austin Aug 1894 Plumas Banks of Pitt River above Alturas Comment
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May 14 2014
  CAS-BOT-BC315017  Hemizonella minima L. P. Janeway; Garrett Gibson 1991-6-13 4004 Plumas Ca 1/4 mi west-northwest of Claireville Flat, ca 1/2 mi southeast of Hwy 70 and Willow Creek, Bechwourth Ranger District, Clio Compartment, Plumas National Forest 1484 Comment
  UC2016526  Hemizonella minima Richard Olmstead 1984-6-26 576 Plumas Roadside ca. 2 miles north of Engels Mine on Lights Creek Road. Comment
  UC480996  Hemizonella minima H. M. Hall 1912-6-29 9290 Plumas Spanish Peak 2133 Comment
  CHSC100339  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 La Porte. 1597 Comment
  SEINET5499792  Hesperochiron californicus A. A. Heller, P. B. Kennedy 1907-7-5 8748 Plumas Red Clover Valley Comment
  CHSC690  Hesperochiron pumilus 1932-5-29 Plumas Almanor meadows. 1432 Comment
  RSA129512  Hesperostipa comata subsp. comata E. Sawyer 1935-6-10 95 Plumas 4.5 mi WSW of Summit 1494 Comment
  UC641608  Hesperostipa comata subsp. intermedia G. L. Stebbins Jr. 1939-7-9 2927 Plumas 1 mi w Meadow View Ranger Station 1859 Comment
  SEINET10460746  Heterocodon rariflorum Mary Susan Taylor 1982-6-28 Taylor 4781 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-BC311019  Heterotheca oregona John Thomas Howell 1959-9-26 35077 Plumas 5 miles northeast of Storrie 609 Comment
  CAS-BOT-BC310936  Heterotheca villosa var. minor H. M. Hall; E. B. Babcock 1903-7-1 4435 Plumas Sierra Nevada Mountains. Indian Valley 1097 Comment
  CAS-BOT-BC312292  Heterotheca villosa var. minor John Thomas Howell 1951-6-27 27632 Plumas Jamison Creek, Sierra Nevada 1828 Comment
  UC1523722  Heterotheca villosa var. minor Gary Schoolcraft 1982-7-27 Plumas 2 mi n Chilcoot 1645 Comment
  UC420444  Heuchera rubescens var. glandulosa H. M. Hall 1912-7-12 9393 Plumas Long Lake; Sierra Nevada Mountains 2072 Comment
  CHSC21315  Hieracium albiflorum F. T. Griggs; A. Pass 1975-7-29 262 Plumas Buck's Lake. Comment
  CHSC75906  Hieracium greenei G. F. Hrusa 1997-6-26 13873 Plumas Sierra Nevada. 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). [Original lat./long. on label is '39 53 N; 120 42 W']. 1450 Comment
  CAS-BOT-BC316036  Hieracium scouleri John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54211 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy, Sierra Nevada 1584 Comment
  CAS-BOT-BC55407  Hirschfeldia incana John Thomas Howell 1959-9-21 34781 Plumas Sierra Nevada. North Fork Feather River near Belden. 701 Comment
  LA207928  Holodiscus discolor var. glabrescens Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  JEPS102383  Holodiscus microphyllus var. glabrescens Lowell Ahart 2001-7-17 8919 Plumas about 2 1/2 air miles N of Humboldt Summit (E of a small branch of Butt Creek, E side of a poor logging road) 1828 Comment
  CAS-BOT-BC152722  Holodiscus microphyllus var. microphyllus Anna Head 1920-7-1 s.n. Plumas Summit of peak, above Round Lake, among rocks - Feather River Region Comment
  CHSC73989  Holodiscus microphyllus var. microphyllus B. Castro; L. Gehrung 1998-10-2 855 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 0.1 mi NW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. 1981 Comment
  RSA232862  Hordeum brachyantherum L. S. Rose 1968-6-10 68084 Plumas Quincy 1037 Comment
  UC1100322  Hordeum brachyantherum subsp. brachyantherum Malcolm A. Nobs, S. Galen Smith 1949-8-18 1383 Plumas just S of Chester (Last Chance Marshes at N end of Lake Almanor) Comment
  CHSC81188  Hordeum jubatum Lowell Ahart 2001-8-29 9253 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC97059  Hordeum jubatum Lowell Ahart; Josephine Guardino 2007-7-20 14326 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CHSC114317  Horkelia fusca subsp. parviflora G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3149 Plumas Long Valley, 0.4 mile south of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  UCR123369  Horkelia fusca subsp. tenella George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6861 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  SEINET6759260  Horkelia fusca subsp. tenella A. A. Heller, P. B. Kennedy 1907-7-9 8779 Plumas Prattville Comment
  UCD147793  Horkelia fusca var. parviflora Allyson Ayalon; Lucie Jerabkova 2012-8-1 146 Plumas Plumas County. Antelope Lake vacinity. 1524 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-BC143989  Horkelia fusca var. tenella John Thomas Howell; H. Keith Wagnon 1980-5-27 53632 Plumas About 2 miles northwest of Almanor 1389 Comment
  JEPS48549  Horkelia tridentata subsp. flavescens John Warren Duffield 1937-5-27 Plumas (Local U.C. Forestry Camp) Meadow Valley, Grubstake Flats Comment
  POM253368  Horkelia tridentata subsp. flavescens A. A. Heller 1938-5-21 15102 Plumas Plentiful on gravelly plain west of Chester. 1305 Comment
  CAS-BOT-BC536280  Horkelia tridentata var. tridentata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 2089 Plumas Pond Reservoir, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC201088  Hosackia crassifolia Mary Strong Clemens 1920-5-21 s.n. Plumas Greenville Comment
  CHSC95210  Hosackia crassifolia var. crassifolia R. D. Fischer 2005-7-4 812 Plumas Butt Valley Reservoir. Sierra Nevada high, along the north side road of Butt Valley Reservoir, near eastern end of lake. 1341 Comment
  CHSC21295  Hosackia oblongifolia F. T. Griggs; A. Pass 1975-7-29 254 Plumas Buck's Lake. Comment
  CHSC62551  Hosackia oblongifolia B. Castro; L. P. Janeway 1987-7-17 139 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. Uphill from road in meadow. 1584 Comment
  CDA13408  Hydrophyllum occidentale G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13257 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  SEINET10497074  Hydrophyllum occidentale Mary Susan Taylor 1982-5-25 Taylor 4522 Plumas T23N R11E ne/se sec 2. Mt Ingalls quad. Sloat burn; along n rdbk of 23n12 and uphill ca. 20 ft into McDermott Ravine, and ravine just e; ca. 1 mi ne of Sloat. 4600 ft. Jeffrey Pine Forest. 1402 Comment
  SEINET5518742  Hydrophyllum occidentale var. watsonii P. A. Lehenbauer 1929-5-5 2678 Plumas Gold Lake Road Comment
  SD130455  Hypericum anagalloides Walter Knight, Irja Knight, John Thomas Howell 1966-7-28 1641 Plumas Area north of Pond Reservoir Comment
  SEINET11990948  Hypericum anagalloides W. Knight, Knight, I. 1983-1 4909 Plumas 4 mi from Chester on road to Drakesbad Comment
  SEINET10905162  Hypericum formosum subsp. scouleri Mary Susan Taylor 1981-7-21 Taylor 4085 Plumas T24N R11E nw/ne sec 19, Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi N of jct of 401 and 25N42, ca. 3 mi N of Spring Garden. 4500 ft elev. 1372 Comment
  CAS-BOT-BC401436  Hypericum scouleri Anna Head 1920-8-3 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC401441  Hypericum scouleri George W. Gillett 1957-7-18 825 Plumas Lassen Volcanic National Park. West bank of main inlet to Willow Lake at north end of Willow Lake Meadow 1661 Comment
  UC1123694  Ipomopsis aggregata C. W. Hanks 1934-8-31 67 Plumas hills ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle 1676 Comment
  JEPS798  Ipomopsis aggregata W. L. Jepson 1927-6-23 12309 Plumas Camp Kelley Warren Creek 1584 Comment
  UC1075737  Ipomopsis aggregata Robert J. Weatherby 1955-7-21 1653 Plumas bridge betw Bottle Springs and Bear Creek Middle fork Feather River 1767 Comment
  UC174733  Ipomopsis aggregata P. B. Kennedy and A. A. Heller 1907-7-13 8831 Plumas between Taylorville and Little Grizzly Peak Comment
  CHSC33596  Ipomopsis aggregata subsp. formosissima M. S. Taylor; M. Foster 1981-6-15 3899 Plumas S side of Bucks Lake Rd, ca. 50 ft e of its jct with 24N29 (rd to Deanes Valley), ca. 2 mi ne of Meadow Valley. 1158 Comment
  UCR123998  Ipomopsis aggregata subsp. formosissima George K. Helmkamp, E. A. Helmkamp 2001-7-6 6850 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  RSA59455  Ipomopsis aggregata subsp. formosissima E. K. Balls 1950-9-2 15655 Plumas south slope below Mt. Ingalls Lookout, area north of Grizzly Valley 2439 Comment
  CAS-BOT-BC135740  Iris hartwegii L. W. Lenz; E. K. Balls 1956-6-19 21839 Plumas 1.2 mi. E. along State Hwy. 89 after leaving Lake Almanor 1417 Comment
  CHSC35919  Iris hartwegii subsp. pinetorum M. S. Taylor 1982-5-27 4543 A Plumas E side of Dixie Canyon Rd (204), 0.5 mi n of its jct with Hwy 89 at Moccasin. 1158 Comment
  CHSC98329  Iris hartwegii subsp. pinetorum L. P. Janeway 2007-5-20 8993 Plumas Northern High Sierra Nevada. Crest at head of Bean Creek (which drains to the south-southeast; East Branch North Fork Feather River to the north); at junction of Roads 25N17, 25N57, 25N59. Southeast-facing slope of rocky serpentine soil. 1573 Comment
  CAS-BOT-BC123366  Iris pinetorum Alice Eastwood 1927-6-11 14454 Plumas Forest Lodge near Greenville Comment
  CAS-BOT-BC61864  Isoetes nuttallii Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1639 Plumas 100 yds northwest of margin of Pond Reservoir 1097 Comment
  CAS-BOT-BC137407  Ivesia aperta Ethel Crum 1937-8-5 1937 Plumas Newman Point, Sierra Valley 1524 Comment
  CHSC88602  Ivesia aperta var. aperta L. Hanson 1986-7-2 278 Plumas Plumas National Forest. Sierra Valley. 1524 Comment
  UC1567357  Ivesia aperta var. aperta Gary Schoolcraft 1983-7-5 1057 Plumas n of Correco Canyon 1950 Comment
  UCD113579  Ivesia aperta var. aperta Dean Wm. Taylor; Glenn Clifton 1990-6-25 11170 Plumas Summit of Doyle Grade, in the drainage of Little Last Change Creek, ca. 1 mile W of Meadow View Campground. 1950 Comment
  CHSC108029  Juncus acuminatus L. P. Janeway 2011-9-22 10740 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. Saturated ground at pond edges and where pond was earlier under water. 1468 Comment
  SEINET6331938  Juncus balticus W. Harnach 1991-6-17 550 Plumas Sierra Valley, 3/4 mile west of steel bridge on Marble Lane 1486 Comment
  CHSC116383  Juncus balticus Sara M. Taylor; Scott Batiuk 2012-8-13 64 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, 4423080 N, 652386 E. 1890 Comment
  HSC104017  Juncus balticus var. balticus L. Ahart 2008-8-13 15156 Plumas About 1.75 air miles S of Little Grass Valley Reservoir, ~1.0 mi. NE of La Porte, west of East Branch Creek, on the western side of La Porte Rd. 1614 Comment
  CHSC40257  Juncus bufonius var. occidentalis Lowell Ahart 1985-7-11 5134 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
  CHSC97582  Juncus bufonius var. occidentalis Lowell Ahart; John Dittes 2007-6-16 14106 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
  CDA34127  Juncus confusus L. Ahart, J Guardino 2005-8-9 12265 Plumas Between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. Comment
  JEPS114931  Juncus covillei Lowell Ahart 2008-7-9 15059 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast 1645 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
  CHSC45603  Juncus ensifolius Dean W. Taylor 1976-7-9 6182 Plumas About 1 mile north of Humboldt Summit. 1798 Comment
  CHSC52752  Juncus ensifolius Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  JEPS106086  Juncus hemiendytus var. hemiendytus Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11053 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote 1777 Comment
  HSC100777  Juncus howellii Lowell Ahart, John Dittes 2009-8-28 16355 Plumas N side of F.S. Rd. 27N98, headwater of Clear Creek, 2 (air) mi. N of Butt Valley Reservoir Dam and 3 (air) mi. SW of Lake Almanor Reservoir Dam. Comment
  JEPS114890  Juncus howellii Lowell Ahart 2008-9-10 15367 Plumas On the west bank 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
  CHSC100055  Juncus laccatus Lowell Ahart 2008-8-14 15217 Plumas Scattered along drainages in the meadow, south of the road to Tamarack Flat, about 3/4 mile west of Lumpkin ridge road, about 5 miles (air) northwest of La Porte. 1725 Comment
  CHSC92202  Juncus laccatus Lowell Ahart; John Dittes 2005-9-20 12451 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2004 Comment
  JEPS114938  Juncus macrandrus Lowell Ahart 2008-9-10 15391 Plumas Meadow (swamp, bog) about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte 1597 Comment
  RSA59696  Juncus macrophyllus E. K. Balls 1950-9-9 15765 Plumas 1.2 miles along trail from Lakes Center Public Campground to Long Lake outlet. 2043 Comment
  CHSC60618  Juncus mertensianus L. P. Janeway 1984-9-1 1102 Plumas Lakes Basin; north-facing slope above Round Lake. 2133 Comment
  CHSC108042  Juncus nevadensis L. P. Janeway; B. Castro 2011-10-2 10753 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. 1542 Comment
  CHSC52753  Juncus nevadensis L. P. Janeway 1990-8-29 3846 Plumas Plumas National Forest. Ca 0.1 mi W of Paradise Cr ca 3/4 mi S of Little Grizzly Cr. Small marsh/meadow. 1905 Comment
  CHSC53074  Juncus nevadensis L. P. Janeway 1990-9-19 3850 Plumas Plumas National Forest. Along the western branch of Joseph Creek about 1/3 mi northeast of the crest of Grizzly Ridge. Along small creek. 2103 Comment
  JEPS104589  Juncus nevadensis Lowell Ahart 2003-7-18 10421 Plumas On sides of a drainage in a meadow, on n side of road, ca 1/4 mile w of Lumpkin Ridge Road, ca 1 1/2 miles se of Tamarack Flat, ca 1 1/2 miles (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) northwest of La Porte. 1709 Comment
  JEPS107926  Juncus nevadensis Lowell Ahart, John Dittes 2005-9-19 12398 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  UCD108054  Juncus nevadensis Tim Kuhn 2006-1 86 Plumas on Plumas NF forest service road 107407. Comment
  CHSC102012  Juncus nevadensis var. nevadensis L. P. Janeway; B. Castro 2009-8-29 9934 Plumas Northern High Sierra Nevada.Small meadow 0.3 km eastsoutheast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  JEPS107936  Juncus occidentalis Lowell Ahart, John Dittes 2005-9-20 12450 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2004 Comment
  CDA43016  Juncus orthophyllus L. Ahart 2008-8-13 15162 Plumas East of La Porte Road, on the east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. Comment
  CHSC52561  Juncus orthophyllus L. P. Janeway 1989-6-28 3409 Plumas Plumas National Forest. SW-facing slopes above Mapes Cyn; ca 0.2 mi NE of Beckwourth-Genesee Rd (rd 111) 4.0 mi N of Beckwourth. 1722 Comment
  SEINET13709843  Juncus orthophyllus Lowell William Ahart, Lowell William Ahart 2001-1 8899 Plumas Small Branch of Butt Creek, 2.5 Mi. N of Humboldt Summit (T27N, R5E, sec 20, NW 1/4) 6000 Ft. 1829 Comment
  CHSC94997  Juncus tenuis Lowell Ahart 2006-10-23 13491 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 of Strawberry Valley. 1281 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
  CHSC57404  Juniperus communis L. P. Janeway 1984-9-1 1099 Plumas Lakes Basin Recreation Area; between Long Lake and Silver Lake. 2011 Comment
  CHSC54395  Kalmia polifolia subsp. microphylla Vernon H. Oswald 1991-6-17 4772 Plumas Lassen Volcanic National Park. Little Willow Lake, located ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  JEPS59928  Keckiella breviflora var. glabrisepala Lewis S. Rose 1968-6-12 68110 Plumas 4 mi w Belden; Feather River Canyon 609 Comment
  CHSC36319  Keckiella lemmonii M. S. Taylor 1982-8-10 4953 Plumas Along spur rd off Seneca Rd (306), ca. 2 air mi se of Canyon Dam. 1554 Comment
  NY790366  Keckiella lemmonii R. C. F. Bacigalupi 1955-7-22 5436 Plumas Tobin, in the Feather River Cañon 548.6 Comment
  HSC22939  Kelloggia galioides John Pratt 1970-6-25 43 Plumas Comment
  CHSC62429  Lactuca serriola L. P. Janeway 1993-9-1 4577 Plumas Plumas National Forest. Soda Creek 0.1 mi northwest of Hwy 70 and the East Branch North Fork Feather River. Dirt road cutbank and road edge. 914 Comment
  CAS-BOT-BC341566  Lagophylla ramosissima H. M. Hall; E. B. Babcock 1903-7-1 4431 Plumas Sierra Nevada Mountains. Indian Valley 1097 Comment
  CAS-BOT-BC213386  Lathyrus jepsonii subsp. californicus Robert J. Weatherby 1950-7-7 1464 Plumas Banks of stream, near Snake Lake, Quincy 1219 Comment
  CHSC55694  Lathyrus sulphureus Steven Triano 1988-4-17 55 Plumas Along n side of Hwy. 89, ca 3.3 mi n of its jct. with Hwy. 70. 1005 Comment
  UCD106446  Lathyrus sulphureus C. L. Hitchcock 1950-5-28 19229 Plumas 5 miles SW of Greenville on road to Quincy. Comment
  SEINET10452344  Lathyrus sulphureus Mary Susan Taylor 1982-6-2 Taylor 4599 Plumas T23N R12E sw/ne sec 17. Johnsville quad. ALong 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Cr Cmpgr, ca. 5 air mi n of Mohawk. 5700 ft. 1737 Comment
  CHSC35925  Layia glandulosa M. S. Taylor 1982-5-19 4481 Plumas Ridge, ca. 1.5 mi e of Portola. 1706 Comment
  CAS-BOT-BC534383  Lemna gibba Fred Sommers 1976-8-12 205 Plumas Sierra Valley along Marble Lane 1487 Comment
  CAS-BOT-BC534928  Lemna minuta Malcolm A. Nobs; S. Galen Smith 1949-8-19 1420 Plumas About 2 miles south of Greenville, Indian Valley. Comment
  CHSC97097  Lemna trisulca Lowell Ahart; Josephine Guardino 2007-7-21 14357 Plumas On and under water, along a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  UC1028652  Lemna turionifera Robert J. Weatherby 1950-7-21 1474 Plumas e of Quincy 1036 Comment
  CAS-BOT-BC88841  Lepidium campestre Lewis S. Rose 1963-6-3 63107 Plumas Butterfly Valley, 2 miles southwest of Keddie. 883 Comment
  CAS-BOT-BC88836  Lepidium campestre John Thomas Howell; Gordon H. True 1967-6-11 42581 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CAS-BOT-BC88845  Lepidium campestre John Thomas Howell 1951-6-26 27553 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  CAS-BOT-BC88848  Lepidium campestre Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1582 Plumas Butterfly Botanical Area and Vicinity. Creek near confluence of Butterfly Creek. 1036 Comment
  SEINET11280982  Lepidium perfoliatum W. Harnach, N. Harnach 1989-6-17 148 Plumas Sierra Valley, Marble Lane, 200 feet W of the steel bridge. 1487 Comment
  UCD169792  Lepidium virginicum subsp. menziesii Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16225 Plumas 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  UCD19162  Leptosiphon ambiguus June McCaskill 1956-1 424 Plumas Lake Almanor region? Comment
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Jul 13 2018
  CHSC53159  Leptosiphon harknessii L. P. Janeway 1989-6-14 3310 Plumas Plumas National Forest. On southerly side of Red Clover Valley. 1685 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
  CAS-BOT-BC342087  Leucanthemum vulgare John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1968-6-11 2356 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek Comment
  CAS-BOT-BC59605  Leucothoe davisiae John Thomas Howell 1963-6-3 39394 Plumas Butterfly Valley. Comment
  CAS-BOT-BC59608  Leucothoe davisiae E. K. Balls 1950-9-5 15681 Plumas Thomspson Creek, along trail to Little Volcano. 1402 Comment
  JEPS115091  Leucothoe davisiae Lowell Ahart, John Dittes 2009-7-14 16073 Plumas North of Forest Service Road 26N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1677 Comment
  RSA52902  Leucothoe davisiae R. Weatherby 1950-8-11 1523 Plumas Slopes of Mt. Elwell, Lakes Basin Area. 2226 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
  SEINET7270538  Leucothoe davisiae L. R. Miller 1933-8-27 2559 Plumas Long's Lake Comment
  UC125622  Leucothoe davisiae R. M. A. Sept 1896 448 Plumas n of Tumey Comment
  RSA697275  Lewisia cantelovii D. W. Taylor 1996-5-31 15647 Plumas Feather River Canyon; Highway 70 at Arch Rock Tunnel (about 25 air miles NE of Oroville) about 1 mile E of the Butte County line; Plumas National Forest. 564 Comment
  UC688918  Lewisia cantelovii George B. Youngs 1943-6-3 Plumas 2 1/2 mi up n fork of Feather River from highway Belden; Feather River 914 Comment
  CAS-BOT-BC444166  Lewisia nevadensis Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC444182  Lewisia nevadensis Arthur Menzies 1965-1-1 s.n. Plumas Sierra Valley Comment
  CHSC10665  Lewisia triphylla Lowell Ahart 1970-6-25 Plumas Six miles N.W. of La Porte. 1828 Comment
  CAS-BOT-BC274528  Leymus triticoides Fred Sommers; Greg Sommers 1976-7-15 170 Plumas Sierra Valley Marsh, along road near W end of Dyson Lane (at road A 23) 1524 Comment
  CAS-BOT-BC130518  Lilium A. M. Vollmer; L. Beane 1953-7-1 28 Plumas Englemine 1158 Comment
  CAS-BOT-BC509328  Lilium kelleyanum Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  SEINET9634336 Image available Lilium pardalinum D. W. McNeal 1991-7-24 3842 Plumas Beside the road to the Long Lake-Mount Elwell trailhead in Lakes Basin campground; Plumas National Forest. Comment
  RSA60136  Lilium washingtonianum E. K. Balls 1950-9-5 15678 Plumas Thompson Creek, main trail off La Porte road, turn off highway 24, east of Quincy. 1524 Comment
  CHSC40654  Limosella acaulis Lowell Ahart 1985-9-26 5172 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-BC246068  Limosella aquatica John Thomas Howell 1926-7-24 2111 Plumas Strand of Lake Almanor near Prattville 1371 Comment
  SEINET6693222  Linum lewisii W. Harnach, N. Harnach 1990-5-27 324 Plumas Sierra Valley, corner of Dyson Lane and Hwy 49 1498 Comment
  CHSC82273  Lithophragma F. T. Griggs; A. Pass 1975-7-1 6 Plumas East of Grizzly Creek. Buck's Lake. Comment
  CAS-BOT-BC110588  Lithophragma Clare B. Hardham 1978-4-19 21590 Plumas Beckworth Pass. Comment
  POM147032  Lithophragma bolanderi Alice Eastwood 1927-06 14524 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  POM222844  Lithophragma glabrum M. Canby 1929-5-12 129 Plumas 15 miles W of Portola Comment
  CHSC110005  Lithophragma tenellum B. Castro; L. P. Janeway 2006-6-4 1537 A Plumas Northern High Sierra Nevada. South side of Squaw Valley, ca 300 ft N of jcn of McReynolds Valley Road (FS Rd 25N05) and Squaw Valley Road (FS Rd 28N01). 1684 Comment
  CAS-BOT-BC428425  Lithophragma tenellum Rimo Bacigalupi 1927-7-8 1660 Plumas Near Camp Ewell [Elwell], Gold Lake Region 1889 Comment
  CAS-BOT-BC317310  Lithospermum californicum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1923 Plumas Between valley proper and Darlingtonia bog. 1066 Comment
  UCD119498  Lithospermum californicum June McCaskill 1954-5-31 322 Plumas ca. 100 yards west of roadside, State Highway 89, ca. 2.6 miles north of Greenville. Comment
  CHSC72420  Lomatium macrocarpum L. P. Janeway 1998-6-2 5622 Plumas Squaw Valley; northeast side of Road 28N01 0.6 mi northwest of Road 26N70 ('Four Corners'). 1705 Comment
  UCD97456  Lomatium nevadense Albert Grigarick 2010-5-11 244 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.5 mi. 1483 Comment
  RSA0008792  Lomatium nevadense B. C. Templeton 1967-4-27 s.n. Plumas About 6 miles south of Beckwourth Comment
  CHSC97166  Lomatium piperi Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14020 Plumas East side of an open rocky flat, 10 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC72417  Lomatium plummerae L. P. Janeway 1998-6-2 5623 Plumas Squaw Valley; northeast side of Road 28N01 0.6 mi northwest of Road 26N70('Four Corners'). 1705 Comment
  UC1562663  Lomatium plummerae Barbara Ertter with Gary Schoolcraft 1989-7-3 8657 Plumas ca. 8 airmiles s. Susanville (ridge between Red Rock and Diamond Mt.) 2225 Comment
  SEINET7880166 Image available Lomatium plummerae E. Sawyer 1935-1 9 Plumas 3 1/2 miles ESE of Beckwith Sec. 13 T.22N., R.14E. Comment
  CHSC21694  Lotus F. T. Griggs; A. Pass 1975-7-2 65 Plumas North of Grizzly Forebay. Comment
  RSA29208  Lotus argophyllus var. fremontii J. T. Howell 1951-6-29 27767 Plumas Feather River Canyon 549 Comment
  UCD169925  Lotus corniculatus Lowell Ahart; John Dittes 2009-7-14 16077 Plumas On the eastside of Forest Service Road 26N22 and Forest Service Road 26N221, about 2.6 miles (air) southeast of Seneca, about 6 1/2 miles (air) south of lake Almanor Reservoir Dam. In the seed trade, known as Upright Bird's-foot Trefoil. 1607 Comment
  UC1586414  Lotus crassifolius Vernon H. Oswald and Lowell Ahart 1991-6-18 4679 Plumas ca 4 mi air n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd)) 1609 Comment
  CDA14701  Lotus purshianus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3191 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  CDA32018  Lotus purshianus var. purshianus L. Ahart, J. Dittes, J. Guardino 2009-7-29 16235 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  RSA769812  Lotus purshianus var. purshianus L. Ahart 2008-9-10 15381 Plumas Sides of Onion Valley Creek, in northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9.5 air miles northeast of La Porte. 1917 Comment
  UCR123517  Lotus purshianus var. purshianus George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6869 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  SBBG68996  Lupinus R. M. Austin -Apr-1877 Plumas American Valley Comment
  SEINET10865809  Lupinus albicaulis subsp. wolfianus Melvin L. Conrad, David B. Dunn; Patricia L. Kenney 1973-6-5 Conrad 7061 Plumas Yellow pine forest at w side of quincy on meadow valley road 1036 Comment
  SEINET10544040  Lupinus albicaulis subsp. wolfianus J. C. Downey 1964-6-28 Downey 11 B Plumas Crescent mill. Host lupine a glabrous 1082 Comment
  POM181084  Lupinus albifrons var. albifrons A. A. Heller, P. B. Kennedy, A. H. Heller 1907-7-2 s.n. Plumas Between Vinton and Beckwith. [Beckwourth] Comment
  JEPS85925  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 A Plumas along top of Eureka Ridge ca 0.5 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2103 Comment
  JEPS85919  Lupinus arbustus L. P. Janeway 1990-7-12 3794 B Plumas top of small peak along Eureka Ridge ca 0.8 mi s of the head Bear Creek (Beckwourth Ranger District); Plumas National Forest, Johnsville Quad., Bear Creek 2148 Comment
  NY736672  Lupinus arbustus J. G. Lemmon 05 1879 s.n. Plumas Comment
  UC1129531  Lupinus arbustus D. Axelrod 1934-6-9 20 Plumas 2.25 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quad. Comment
  UCR88090  Lupinus arbustus subsp. silvicola Walter Knight, J. T. Howell, I. Knight, G. H. True 1967-6-12 1941 Plumas Butterfly Botanical Area and Vicinity. Fern Glenn 1098 Comment
  CAS-BOT-BC196345  Lupinus argenteus var. argenteus L. P. Janeway 1990-7-2 3755 Plumas Ca 100 ft west of Paradise Cr and ca 3/4 mi south of Little Grizzly Cr. 1889 Comment
  UCD23346  Lupinus argenteus var. argenteus E. W. Jameson 1949-5-6 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  UC54416  Lupinus argenteus var. meionanthus H. M. Hall and E. B. Babcock July, 1903 4449 Plumas Canyon of Red Clover Creek; Sierra Nevada Mountains, Canyon of Red Clover Creek 1524 Comment
  POM181086  Lupinus caudatus P. B. Kennedy, A. A. Heller 1907-7-3 8740 Plumas Hills above Red Clover Valley. Comment
  SEINET10490609  Lupinus caudatus subsp. caudatus Mary Susan Taylor 1982-6-28 Taylor 4754 Plumas T23n, r14e, nw1/4ne1/4 sec 27. Portola quad. Corolla blue. Ramelli ranch, s Of hwy 70, ca 1 mi. W of beckwourth. Sagebrush scrub. With phaceli hastata. 1487 Comment
  HSC76458  Lupinus confertus W. E. Harmon 1969-8-18 1566 Plumas Beckworth Pass, 1/2 mi. W. Comment
  SEINET10485159  Lupinus confertus William E. Harmon 1969-8-18 Harmon 1566 Plumas Beckworth pass, 1/2 mi. W in dry sagebrush desert. Comment
  CAS-BOT-BC215358  Lupinus dalesiae M. S. Taylor 1982-5-27 4557 Plumas S side of Bucks Lake, Spanish Creek Road, 2.6 miles SW of its jct with Highway 70 in Quincy 1097 Comment
  CAS-BOT-BC215388  Lupinus dalesiae M. S. Taylor 1982-5-27 4548 Plumas S side of Bucks Lake-Spanish Creek Road, 0.1 mile W of Dean's Valley turnoff, and ca. 1 mile NE of Meadow Valley 1127 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
  CHSC88820  Lupinus dalesiae L. Hanson 1988-5-23 331 Plumas Plumas National Forest. Five Corners at Deadwood Saddle. 1463 Comment
  JEPS85927  Lupinus dalesiae L. P. Janeway 1990-6-4 3693 Plumas ridge between Little Long Valley Cr. and McDermott Ridge Plumas National Forest, Beckwourth Ranger District (on cutbank of rd 23N12, 0.5 mi N of where the rd. rounds the ridge) 1676 Comment
  UC170943  Lupinus dalesiae H. M. Hall 1912-7-12 9313 Plumas e slope Mt. Elwell; Sierra Nevada Mountains, e slope Mt. Elwell 2133 Comment
  RSA0003390  Lupinus dalesiae Ella Dales Cantelow 1940-5-12 s.n. Plumas 2.4 mi E of Meadow Valley Inn near Quincy. Comment
  SEINET10452041  Lupinus dalesiae Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3833 Plumas T23N R12 E ne sec 17; Johnsville quad. N side of Rd 23N11, ca. 3 mi S of Happy Valley, near head of Cogswell Ravine, ca. 2 air mi E of Cromberg on Hwy 70; elevation ca. 5800 ft. 1768 Comment
  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
  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
  SEINET10871250  Lupinus grayi Mary Susan Taylor 1982-6-17 Taylor 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
  SEINET10841148  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-7-21 Taylor 4890 Plumas T23N R10E se/se sec 9. Blue Nose Mt quad. Along Willow Creek and above slope, ca. 0.5 mi nw of Nelson Point, ca. 5 mi se of Quincy. 4300 ft. 1310 Comment
  JEPS102615  Lupinus lepidus var. confertus Lowell Ahart 2001-7-11 8886 Plumas On the south side of Highway 89, west of the spillway on the dam at Lake Almanor. 1374 Comment
  UC83103  Lupinus lepidus var. confertus D. Cleveland 1882-7-21 135 Plumas Prattville; Prattville, Garden Enclosure Comment
  UC566149  Lupinus lepidus var. sellulus E. Sawyer 1935-6-27 205 Plumas 1.4 mi se Crow; Sierraville Quadrangle 1706 Comment
  UC665284  Lupinus lepidus var. sellulus Elmer I. Applegate 1934-5-3 8909 Plumas on road to Oroville w Quincy (just below Meadow Valley); , w of Quincy Comment
  UCD107963  Lupinus leucophyllus Dean Wm. Taylor 1974-10-1 5043 Plumas Wade Lake, Jamison Creek drainage, ca. 3 miles S of Plumas-Eureka State Park. 2000 Comment
  UC170932  Lupinus obtusilobus H. M. Hall 1912-7-13 9351 Plumas back Jameson Lake (gravelly summits on line of Plumas and Sierra Counties); Sierra Nevada Mountains, (back of Jameson Lake) Comment
  JEPS105989  Lupinus onustus Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10952 Plumas On the east side of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1230 Comment
  RSA104336  Lupinus onustus Marcus E. Jones 1887-6-26 s.n. Plumas Perkins Ranch, Susanville. 1463 Comment
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Feb 25 2016
  UC1586416  Lupinus onustus Vernon H. Oswald and Lowell Ahart 1991-6-18 4688 Plumas ca 4.5 mi (air) n Greenville (Forest Rd. 28N38, 4.9 mi ene of its jct w/County Rd 201 (Old Haun Rd.), 0.4 mi nw of its jct w/Forest Rd. 28N68 at Greenville Saddle) 1609 Comment
  UCR274629  Lupinus onustus Daisie Huang 2006-8-11 60811- 08 Plumas Forest Rd. 28N38, 4.9 miles ENE of its junction with Old Haun Rd. 1745 Comment
  RSA104334  Lupinus onustus Alice Eastwood 1927-06 14461 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  RSA414439  Lupinus onustus Christopher Davidson 1975-6-7 2736 Plumas 4.6 mi N of Greenville on Hwy 89 1238 Comment
  UC972200  Lupinus onustus Milo S. Baker 1952-5-24 12439 Plumas above Pine Valley (Highway 89); Highway 89 944 Comment
  SBBG21869  Lupinus polyphyllus var. burkei D. Myrick 1964-7-19 875 Plumas Dream Lake, Drakesbad 1828 Comment
  SEINET10484153  Lupinus sellulus var. artulus Mary Susan Taylor 1982-6-11 Taylor 4638 Plumas T28N R7E nw/se sec 5. Chester quad. S side of Hwy 36, w side of Lake Almanor, ca. 0.5 mi e of Chester. 4500 ft. 1372 Comment
  SEINET10490882  Lupinus sellulus var. sellulus Taylor 1981-8-31 Taylor 4249 Plumas Sierra city ne quad. E side of rd 114, ca .5 mi n of its jct with hwy. 89, Ca 1.5 Mi e of clio. Associates: purshia tridentata, pinus ponderosa. 1433 Comment
  JEPS114424  Luzula cascadensis Lowell Ahart 2008-7-9 15062 Plumas Near seeps, on the west 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 1645 Comment
  CAS-BOT-BC436591  Luzula cascadensis Brink; Mayer 1975-7-2 s.n. Plumas Sierra Nevada: Bucks Lake area Comment
  CAS-BOT-BC436593  Luzula cascadensis Clare B. Hardham 1970-8-8 17703 F Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC53721  Luzula comosa var. laxa L. P. Janeway 1989-7-11 3476 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.3 mi SW of Beckwourth-Genesee Rd (rd 111) 11.5 mi from Beckwourth. Along border of creek. 1691 Comment
  CHSC65143  Luzula comosa var. laxa Vernon H. Oswald; Lowell Ahart 1995-7-24 7122 Plumas High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  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
  CHSC32020  Luzula divaricata L. Ahart 1974-10-1 647 Plumas N of Pilot Peak on w part of Buzzards Roost Ridge, ca. 1 mi n of Onion Valley, ca. 10 mi n of La Porte. 1981 Comment
  SD149161  Lycopus americanus John Thomas Howell 1961-9-23 36851 Plumas Indian Valley, Sierra Nevada. 1082 Comment
  UC501391  Lysimachia nummularia David D. Keck Jul 3 1932-Jul 5 1932 1627 Plumas along Lake Almanor Road at city limits of Quincy (in the Northern Sierra Nevada); Northern Sierra Nevada, Quincy 1066 Comment
  JEPS28642  Lysimachia thyrsiflora George W. Gillett 1957-7-18 839 Plumas Lassen Volcanic National Park, at n end of Willow Lake Willow Lake; Lassen Volcanic National Park, Willow Lake 1661 Comment
  CHSC95002  Lythrum hyssopifolia Lowell Ahart 2006-10-23 13498 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
  CDA5105  Lythrum portula L. Ahart 2006-10-8 13416 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. Comment
  CAS-BOT-BC494118  Lythrum portula W. Harnach; N. Harnach 2000-8-2 963 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CHSC76035  Madia citriodora G. F. Hrusa 1997-6-26 13876 Plumas Sierra Nevada. Open flats 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd. (to N; USFS 508)/and Sloat Rd. (to S). 1450 Comment
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May 24 2013
  CAS-BOT-BC343788  Madia elegans A. A. Heller; P. B. Kennedy 1907-7-13 8828 Plumas Taylorville Comment
  POM181078  Madia elegans subsp. elegans A. A. Heller, P. B. Kennedy 1907-7-13 8828 Plumas Taylorville. Comment
  CAS-BOT-BC344472  Madia exigua John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1985 Plumas Butterfly Botanical Area and Vicinity. Near barn in valley proper 1036 Comment
  CDA8238  Madia exigua D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .271 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  CAS-BOT-BC342848  Madia glomerata Clare B. Hardham 1978-8-11 21779 Plumas About 5 miles southeast of Thompson Peak Comment
  RSA0118928  Madia glomerata Lowell Ahart 2014-8-26 19774 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  UCR123520  Madia glomerata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6864 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  UCR47741  Madia glomerata David D. Keck 1932-7-6 1715 Plumas Halfway between Prattville and Chester 1374 Comment
  CAS-BOT-BC342870  Madia glomerata John Thomas Howell 1959-9-25 35034 Plumas 3 miles southwest of Spring Garden Comment
  JEPS21564  Madia glomerata L. T. Dempster 1958-7-13 1153 Plumas about 5 mi s Beckwourth 1493 Comment
  CHSC59905  Madia gracilis L. P. Janeway 1992-7-17 4264 Plumas Plumas National Forest. Cogswell Ravine; ca 1.1 mi north of Mount Jackson, 1.7 mi east-northeast of Cromberg Spring, 2 mi northeast of Middle Fork Feather River. In dirt road and adjacent clear-cut slope. 1731 Comment
  CAS-BOT-BC343257  Madia gracilis David D. Keck 1928-6-15 441 Plumas 1.5 miles west of Blairsden, along Blairsden-Quincy highway 1400 Comment
  UC903104  Madia sativa subsp. dissitiflora Ethel Crum 1937-8-7 1949 Plumas 3 mi w of Lake Almanor 1524 Comment
  CAS-BOT-BC347520  Malacothrix floccifera H. M. Hall; E. B. Babcock 1903-7-1 4433 Plumas Sierra Nevada Mountains. Indian Valley 1066 Comment
  POM160875  Malacothrix floccifera J. G. Lemmon 1883-07 s.n. Plumas Indian Valley Comment
  SEINET10475285  Malacothrix floccifera Mary Susan Taylor 1981-7-27 Taylor 4141 Plumas T25N R11E NW 1/4 sec 12. Genesse Valley quad. On granite embankment E side of 25N42 Flournoy Grade, 1.3 mi S of Flour- noy Bridge, ca. 3 mi E of Genesse. 4400 ft. 1341 Comment
  JEPS68658  Malva neglecta W. L. Jepson 1924-7-25 10640 Plumas Meadow Valley 1158 Comment
  JEPS102440  Marsilea vestita subsp. vestita Lowell Ahart 2001-10-8 9320 Plumas Below the high water line of Antelope Lake, at the day camp that is north of Dedication Island, Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  UCD107740  Medicago lupulina Robbins and Raynor 1943-6-1 s.n. Plumas Belden. Comment
  CDA13562  Melica aristata G. F. Hrusa, T. D. Wilfred 1996-7-22 13390 Plumas Sierra Nevada; PLUMAS NATIONAL FOREST: Dry understory of mixed coniferous forest along Little Long Valley Cr. approx. 1/2 m. N. of Hwy 70 and about 15 m. E of Quincy. Comment
  CHSC64258  Melica aristata B. Castro; R. Zebell 1989-7-20 329 a Plumas Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy. 1539 Comment
  CAS-BOT-BC282084  Melica fugax John Thomas Howell; Gordon H. True 1967-7-11 43338 Plumas Summit ridge of Mount Hough 2194 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-BC282100  Melica fugax Catherine Best 1979-6-14 s.n. Plumas Eureka Park Comment
  CAS-BOT-BC282106  Melica fugax L. P. Janeway 1992-5-22 4201 Plumas S side of Middle Fork Feather River, just S of railroad tracks, ca 2.7 miles E of Portola 1493 Comment
  CHSC87821  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11008 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy. 1344 Comment
  SEINET3152165  Mentha arvensis E. K. Balls 1950-9-15 15839 Plumas N Fork Feather River, 6 mi. NW of Chester 1402 Comment
  UCD169793  Mentha arvensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16243 Plumas 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS88530  Mentha canadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8035 Plumas e. side of Last Chance Marsh at n. end of Lake Almanor (ca. 1.4 mi. s. of Last Chance Campground at streams & marshy meadow extending e. from rd. 29N11); High Cascade Range 1371 Comment
  SD6887  Mentha canadensis Daniel Cleveland 1882-7-26 Plumas Big Meadows Comment
  SJSU15159  Mentzelia albicaulis N. A. Hopkins 1993-6-16 1724 .5 Plumas Beckwourth-Janesville Rd c. 0.25 mi N of turn to Dixie Valley 1524 Comment
  CDA15380  Mentzelia dispersa G. F. Hrusa 1997-6-26 13899 Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC41465  Mentzelia dispersa Lowell Ahart 1986-7-25 5369 Plumas Along Cleghorn Bar Road, about 4 miles north-west of Pilot Peak. 1828 Comment
  SEINET10480635  Mentzelia dispersa Mary Susan Taylor 1981-8-4 Taylor 4159 Plumas T28N R11E se 1/4 sw 1/4 sec 11. Diamond Mt. quad. On top of Red Rock Lookout, ca. 8 air mi NW of Antelope Lake, ca. 15 air mi ne of Taylorsville. Meta- volcanic andesite. 7596 m 2316 Comment
  RSA8082  Mentzelia laevicaulis H. A. Barker 1957-7-16 816 Plumas Along Feather River, near Mohawk. 1372 Comment
  UC1094007  Mentzelia montana Lewis S. Rose 1955-7-19 55139 Plumas Beckworth 1493 Comment
  CAS-BOT-BC170848  Mentzelia veatchiana W. Harnach; N. Harnach 1990-6-16 384 Plumas Frank Dotta Ranch, Sierra Valley 1524 Comment
  RSA0015435  Menyanthes Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  PASA1947  Mertensia stomatechoides Frank W. Peirson 1926-6-21 Plumas East slope Sierra Nevada on the Humbolt Road. Comment
  CHSC43754  Micranthes aprica Vernon Oswald 1984-6-25 1324 Plumas La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte. 1889 Comment
  CHSC61710  Micranthes bryophora Vernon H. Oswald; Lowell Ahart 1993-8-25 5861 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Meadows, ca. 0.1 mi upstream from the S boundary of the park. 1987 Comment
  CAS-BOT-BC428884  Micranthes californica John Thomas Howell; Gordon H. True 1967-5-9 42207 Plumas Lewisia Rock. 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CHSC2453  Micranthes odontoloma R. Carter 1965-7-11 284 Plumas Green Island L., on E shore of lake where stream empties into lake, in meadow beside stream. 1828 Comment
  CAS-BOT-BC348338  Micropus californicus Walter Knight; Irja Knight 1968-6-11 2345 Plumas In Butterfly Valley proper 944 Comment
  CAS-BOT-BC349350  Microseris nutans Clare B. Hardham 1961-6-16 7494 Plumas Sierra Nevada Mountains. Engelmine-Diamond Peak Road 1828 Comment
  SEINET10475170  Microseris nutans Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4326 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  RSA0117087  Microsteris gracilis L. P. Janeway, Robin Carter 2015-7-9 11799 Plumas Northern High Sierra Nevada. Lower Thompson Valley, 0.6 km north of Red Clover Creek. 1669 Comment
  SEINET194971  Microsteris gracilis A. A. Heller 1938-5-21 15101 Plumas Just N of Chester 1305 Comment
  SEINET10902909  Microsteris gracilis subsp. humilis Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3876 Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  RSA0014041  Mimulus aurantiacus Joan Stewart 2000-06 1041 Plumas Plumas National Forest Comment
  RSA59917  Mimulus breweri E. K. Balls 1950-9-15 15830 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 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
  JEPS10490  Mimulus guttatus W. L. Jepson 1939-7-31 19297 Plumas half-way between Meadow Valley and Buck's Valley; Spanish Peak 1676 Comment
  JEPS113599  Mimulus guttatus Lowell Ahart, Josephine Guardino 2007-7-21 14388 Plumas Bottom and sides of a small stream, about 30 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
  JEPS122101  Mimulus lewisii Lowell Ahart 2014-8-24 19754 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CAS-BOT-BC9752  Mimulus montioides Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas 10 miles south of Quincy on road to La Porte. 1981 Comment
  CHSC21712  Mimulus moschatus F. T. Griggs; A. Pass 1975-7-2 35 Plumas East of Road. Comment
  CHSC73444  Mimulus moschatus B. Castro; L. Gehrung 1995-8-31 609 B Plumas Mosquito Flats Meadow. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd23N18. Towards S end of meadow. 1676 Comment
  RSA59245  Mimulus moschatus E. K. Balls 1950-8-31 15534 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  RSA80073  Mimulus moschatus F. W. Peirson 1932-7-19 10347 Plumas Along Feather River near Chester. 1463 Comment
  UCSB45771  Mimulus moschatus Reisentz, Paul 1979-5-12 Plumas 12 miles south on Highway 70 from the junction of Highway 70 and Highway 89; 8 miles north of North Fork Camp Road 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
  RSA535572  Mimulus nanus var. mephiticus David M. Thompson 1988-6-8 939 Plumas Genesee. 0.8 mi S of Flournoy Bridge along USFS Road 25N42 to Nye Creek. Comment
  RSA535573  Mimulus nanus var. mephiticus David M. Thompson 1988-6-29 941 Plumas Ca. 4 airmiles NE of Bucks Lake. 0.2 mi W of Big Creek Road along Bucks Lake Road (vis Bucks Summit). 1244 Comment
  UC1063557  Mimulus nanus var. mephiticus E. Sawyer 1935-6-22 200 Plumas 1.4 mi se Crow; Plumas National Forest, Sierraville Quadrangle Comment
  UC1562681  Mimulus nanus var. mephiticus Barbara Ertter 1988-7-25 7851 Plumas ca. 15 air mi due s Susanville (sheep camp on creek); Diamond Mts., Pierce Creek 1981 Comment
  UC1185293  Mimulus primuloides H. E. Brown Aug 1 1897-Aug 15 1897 603 Plumas near Lassen Buttes 1828 Comment
  JEPS80625  Mimulus pulsiferae M. S. Taylor 1981-6-19 3932 Plumas ca. 1 mi nw Prattville (sw side of lake, between campground and road to Almanor, ca. 3/4 mi e of Hwy 89); Almanor SW quad., Lake Almanor 1371 Comment
  JEPS113947  Mimulus suksdorfii W. and N. Harnach 2000-6-4 904 Plumas North of Sierra Valley approx. 1 mile north of the Crocker Guard Station Comment
  UC1585905  Mimulus torreyi Barbara Ertter 1989-7-4 8684 Plumas 2.2 mi w jct with Hwy 89 and Hwy 36 (sw of Chester) 1463 Comment
  JEPS12516  Mimulus torreyi George W. Gillett 1955-8-2 464 Plumas at lower end Devils Kitchen (across Hot Springs Creek from Boiling Springs) Comment
  RSA309200  Mimulus torreyi George W. Gillett 1955-8-2 464 Plumas Across Hot Springs Creek from Boiling Springs at lower end of Devil's Kitchen. Comment
  RSA519039  Mimulus torreyi Barbara J. Ertter 1989-7-4 8684 Plumas 2.2 miles west of junction with Highway 89 and Highway 36 southwest of Chester. 1463 Comment
  JEPS34389  Minuartia douglasii Rimo Bacigalupi and P. C. Hutchison, J. K. Wright 1963-6-1 8865 Plumas Rich Bar Feather River Canyon (n side of canyon) 762 Comment
  CHSC61738  Monardella follettii L. P. Janeway 1993-7-15 4445 Plumas Plumas National Forest. Along Rd 25N17 0.4 mi south of the saddle between Bean Creek (a tributary of Upper Spanish Creek) and Berry Creek (a tributary of East Branch North Fork Feather River); several hundred ft west of Bean Creek and along the west side of the road. 1536 Comment
  UCD125055  Monardella follettii L. P. Janeway; Linnea Hanson, Perrie Cobb 1993-7-19 4461 Plumas Plumas National Forest. Quincy Ranger District. Southwest side of the top of Big Hill. 1874 Comment
  CHSC118655  Monardella follettii Chelsea Morgan; Wendy L. Boes 2015-5-26 2015005 Plumas Plumas National Forest. Location on northwest side of Rush Creek Hill, near the upper reaches of Cold Brook Creek. Just east of Forest Service road 26N22, south of 26N67. UTM 658936 E, 4437694 N, NAD83 Zone 10N. 1645 Comment
  SEINET10582331  Monardella follettii A. Graff 1993-7-22 Graff 316 Plumas Plumas National Forest. Meadow Valley Rd. south, .55 mile up from Union Pacific RR crossing, on the left road cut. T25N,R8E,S20. Locally infrequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. 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
  CAS-BOT-BC318578  Monardella odoratissima Lowell Ahart 1977-8-2 s.n. Plumas About 1 mile W of Pilot Peak, about 15 miles NE of La Porte. 2000 Comment
  CHSC113885  Monardella odoratissima subsp. glauca Lowell Ahart 2014-8-26 19788 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CAS-BOT-BC314154  Monardella odoratissima subsp. glauca L. P. Janeway 1993-7-28 4477 Plumas Plumas National Forest, Greenville Ranger District, Ward Compartment. Along steep N-trending ridge S of a bend in Ward Creek; along and down-ridge from access road 2.2 mi SE of Genesee Valley. 1371 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
  UC2035859  Monardella odoratissima subsp. glauca H. L. Mason 1924-6-16 1043 Plumas South banks of Feather River, near Graeagle. Comment
  CAS-BOT-BC222112  Monardella odoratissima subsp. pallida L. P. Janeway 1990-8-29 3837 Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CAS-BOT-BC222115  Monardella odoratissima subsp. pallida A. A. Heller; P. B. Kennedy 1907-7-9 8774 Plumas Prattville Comment
  CAS-BOT-BC222152  Monardella odoratissima subsp. pallida John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54215 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CAS-BOT-BC318569  Monardella odoratissima subsp. pallida Anna Head 1920-7-12 s.n. Plumas Near Lake Center Camp. 1920 Comment
  RSA0039545  Monardella odoratissima subsp. pallida Lowell A. Ahart 2008-8-13 15175 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte. 1613 Comment
  RSA0106527  Monardella odoratissima subsp. pallida Lowell Ahart 2014-8-24 19741 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. 1534 Comment
  SEINET10902646  Monardella odoratissima subsp. pallida Mary Susan Taylor 1981-8-4 Taylor 4157 Plumas T28N R11E se 1/4 sw 1/4 sec 11. Diamond Mt. quad. On top of Red Rock Lookout, ca. 8 air mi NW of Antelope Lake, ca. 15 air mi ne of Taylorsville. Meta- volcanic andesite. 7596 m 2316 Comment
  NY429343  Monardella odoratissima var. follettii W. I. Follett 1937-8-2 108 Plumas Rich Gulch (northeast slope of Red Hill), East Branch of North Fork Feather River 1280.2 Comment
  RSA0010390  Monardella odoratissima var. follettii W. I. Follett 1937-8-2 108 Plumas Rich Gulch (northeast slope of Red Hill), east branch of North Fork Feather River. 1280 Comment
  CAS-BOT-BC220493  Monardella sheltonii M. S. Taylor 1982-7-21 4897 Plumas Summit of Little Volcano, ca. 5 mi se of Quincy 1768 Comment
  CHSC21673  Monardella sheltonii D. Brink; L. Mayer 1975-8-1 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC36325  Monardella sheltonii M. S. Taylor 1982-7-21 4897 Plumas Summit of Little Volcano, ca. 5 mi se of Quincy. 1768 Comment
  CHSC52050  Monardella sheltonii L. P. Janeway 1989-6-9 3285 Plumas Cyn of E Br N Fk Feather River; s'ly facing roadcut along hwy 70 6.4 mi E of river mouth and Caribou Rd. 853 Comment
  CHSC67977  Monardella sheltonii James D. Jokerst 1989-7-3 3114 Plumas N. bank of Hwy. 70 on roadcut, 0.4 mi E of Caltrans Rest Stop, <10 mi E of Quincy. Comment
  CHSC70266  Monardella sheltonii B. Castro 1989-8-4 343 Plumas Ca 3.5 air mi S of Bucks Lake, on N-facing flank of Mt. Ararat, near jct USFS Rds 23N19, 23N55, and the road to the top of Mt. Ararat. 1737 Comment
  UCR102418  Monardella sheltonii L. C. Wheeler 1959-7-15 7570 Plumas Sierra Nevada Mtns, Middle fork of Feather River: McCarty Mine, McCarthy Bar Comment
  SEINET10582358  Monardella sheltonii A. Graff 1993-7-21 Graff 290 Plumas Plumas National Forest. On Hwy. 70 west, .3 mile southeast of Greenhorn Ranch Rd., on right road bank. T24N,R10E,S25. Growing in light brown, sandy, gravelly soil, with Arctostaphylos sp. and scrub. Bombus sp. Comment
  SEINET10895144  Monardella sheltonii A. Graff 1993-7-21 Graff 294 Plumas Plumas National Forest. On Hwy. 70 west, just past Greenhorn Creek, on the right road bank. T24N,R10E,S25. With grasses. Comment
  UCSC008314  Monardella stebbinsii Brett Smith 2011-7-27 BAS 009 Plumas Directly off Hwy 70 in Ravine from which unnamed stream flows, very small pull-out on river bank across Hwy. 42m N of Feather River. 823 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
  JEPS62426  Monardella villosa subsp. villosa W. I. Follett 1936-6-29 64 Plumas 1 mi west Virgilia Comment
  CDA23449  Monolepis nuttalliana F. Surber 1984-6-14 Plumas West of Vinton. 0 Comment
  CAS-BOT-BC444744  Montia chamissoi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54107 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  JEPS115804  Montia linearis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15901 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  CAS-BOT-BC445079  Montia linearis M. Nakagawa 1980-5-17 41 Plumas Marble Hot Springs Road 1 mile E. of Junction w/ A23 ditch along side road 1524 Comment
  CAS-BOT-BC445097  Montia linearis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1879 Plumas Butterfly Botanical Area and Vicinity. Area of Butterfly Valley proper 1036 Comment
  SEINET10572666  Montia linearis Mary Susan Taylor 1981-5-10 Taylor 3676 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
  POM114421  Muhlenbergia filiformis Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  UC1024666  Muhlenbergia filiformis Leo Whitney 1934-8-23 2183 Plumas ca 15 mi n Beckwith; Plumas National Forest, Willow Creek 1950 Comment
  SJSU4306  Muhlenbergia jonesii T. L. Erwin 1963-8-19 2 Plumas near Banner Creek S slope of Mt Harkness 7 mi NW of Chester 1676 Comment
  JEPS102825  Muhlenbergia richardsonis Lowell Ahart 2001-8-29 9244 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SEINET10836245  Muhlenbergia richardsonis Lowell Ahart 1985-7-11 Ahart 5126 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. 1585 Comment
  SEINET13710604  Muhlenbergia richardsonis Lowell William Ahart, Lowell William Ahart 2001-1 9244 Plumas W Side Last Chance Creek at Frenchman Lake (T25N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  CAS-BOT-BC83343  Myosurus minimus Michael A. Vincent 1999-6-7 8540 Plumas Plumas National Forest. Beckwourth Ranger District. Along Route A23, just south of Route 70, southwest of Beckwourth. Comment
  RSA52947  Myriophyllum hippuroides R. Weatherby 1950-7-28 1496 Plumas Indian Creek, about 2 miles south of Crescent Mills. 1037 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
  JEPS1426  Nama densa Katharine Brandegee c. 1910 Plumas Portola Comment
  CHSC56547  Nama lobbii L. P. Janeway 1984-7-15 923 Plumas Along dirt road on south side of Frenchman Hill; ca 3 mi west-southwest of Bucks Lake. 1737 Comment
  CHSC82493  Nama lobbii Lowell Ahart 2002-6-26 9770 Plumas On the east side of the poor road, about 1 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. 1760 Comment
  RSA184947  Narthecium californicum Lewis S. Rose 1966-7-27 66055 Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  CAS-BOT-BC515771  Narthecium californicum Walter Knight; Irja Knight 1965-6-18 1290 Plumas Butterfly Valley 1143 Comment
  CAS-BOT-BC515773  Narthecium californicum Lewis S. Rose 1966-7-27 66055 Plumas Butterfly Valley; 3 miles W of Keddie 1066 Comment
  OBI48921  Navarretia divaricata Lewis S. Rose 1941-7-9 41300 Plumas Chambers Lodge (McKinney), Lake Tahoe 640 Comment
  CDA18488  Navarretia divaricata subsp. divaricata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3370 Plumas Sierra Nevada; Walker Plains. Basalt formation along the Plumas-Butte county line. 1554 Comment
  RSA718444  Navarretia intertexta L. Ahart 2006-7-9 12927 Plumas 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. 1679 Comment
  JEPS125763  Navarretia intertexta subsp. intertexta William Harnach 2013-5-18 1353 Plumas 0.25 miles East of Co. Rd A-23 on Marble Lane, South of Beckwourth. Comment
  RSA72301  Navarretia leptalea F. W. Peirson 1926-6-22 6827 Plumas Drakesbad, Lassen National Park Comment
  POM181565  Navarretia mitracarpa J. G. Lemmon s.n. Plumas Sierra Valley. Comment
  SEINET10906130  Nemacladus interior Follett 1936-6-28 FOLLETT 62 Plumas Rock Creek Comment
  CHSC32824  Nemophila heterophylla W. Michael Foster 1981-4-26 14 Plumas Ca. 60 ft se of the confluence of Bucks Creek and the North Fork of the Feather River, ca. 24 mi w of Quincy. 579 Comment
  RSA726410  Nemophila parviflora var. austiniae L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13998 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  CHSC110597  Nemophila pedunculata B. Castro 2006-6-9 1573 Plumas Northern High Sierra Nevada. West side of Lower Thompson Valley 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1668 Comment
  CHSC97176  Nemophila spatulata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14004 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  RSA0013788  Nuphar lutea subsp. polysepala R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42309 Plumas Plumas National Forest: Snake Lake, ca. 4 miles NW of Quincy. 1220 Comment
  JEPS125722  Onopordum acanthium subsp. acanthium William Harnach 2015-8-6 1439 Plumas 4.85 miles West of Vinton on Highway 70. Comment
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May 9 2017
  CAS-BOT-BC355570  Oreostemma alpigenum var. andersonii Joseph Andorfer Ewan 1934-7-16 8502 Plumas Mt. Elwell trail above Bear Lakes 1981 Comment
  UCD134706  Oreostemma alpigenum var. andersonii John Thomas Howell 1960-7-23 35964 Plumas Drakesbad, Dream Lake. Lassen Volcanic National Park. 1676 Comment
  CAS-BOT-BC327727  Oreostemma elatum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1684 Plumas Butterfly Botanical Area and Vicinity. Sweetwater Meadow 1127 Comment
  CHSC32017  Orobanche californica subsp. jepsonii L. Ahart 1974-8-3 590 Plumas Near the Tramway Mine Mill w of Blue Nose Mt, ca. 1 mi below Bunker Hill Mine, ca. 10 mi ne of La Porte. 1676 Comment
  SEINET10454512  Orogenia fusiformis Mary Susan Taylor 1981-5-8 Taylor 3657 Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 Comment
  POM297720  Orthocarpus cuspidatus subsp. copelandii A. A. Heller, P. B. Kennedy 1907-7-3 8700 Plumas Hills above Red Clover Valley Comment
  CHSC60151  Orthocarpus cuspidatus subsp. cryptanthus B. Castro; D. Mastalir 1992-7-23 459 Plumas Ca 4 air mi NW of N end of Frenchman Lake and 3 air mi N of Dixie Mtn, on flat-topped peak at headwaters of North Fork Ramelli Creek. 2328 Comment
  JEPS93930  Orthocarpus cuspidatus subsp. cryptanthus Vernon H. Oswald and Lowell Ahart 1998-8-11 9489 Plumas nw of Onion Valley at Monitor Flat on Cleghorn Bar Road 2.5 mi w of Quincy-La Porte Road (County Road 511) Monitor Flat; , Cleghorn Bar Road 1905 Comment
  SEINET10549682  Orthocarpus hispidus Mary Susan Taylor 1982-6-28 Taylor 4770 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
  SEINET12326102  Orthocarpus hispidus W. Knight, Knight, I. 1983-1 4896 Plumas Warner Creek Campground between Chester & Drakesbad 1539 Comment
  CHSC53111  Osmorhiza chilensis L. P. Janeway 1989-6-30 3443 Plumas Beckwourth Ranger District, Plumas National Forest. Along rd 24N49Y ca 0.4 mi W of Crocker cr and Beckwourth-Genesee Rd (6.8 mi N of Beckwourth and 0.3 mi N of Crocker Guard Station). 1798 Comment
  CHSC80793  Osmorhiza chilensis Lowell Ahart 2001-7-17 8913 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
  CHSC71628  Osmorhiza occidentalis Vernon H. Oswald; Lowell Ahart 1998-8-11 9493 Plumas Quincy-La Porte Rd. (County Rd. 511) at the South Fork Feather River west of Pilot Peak. 1920 Comment
  CHSC109551  Packera streptanthifolia L. P. Janeway 2012-7-17 10948 Plumas Northern High Sierra Nevada. Plumas National Forest; south side of Cedar Flat. 1701 Comment
  CAS-BOT-BC317172  Packera subnuda var. subnuda John Thomas Howell; Gordon H. True; W. Knight; Irja Knight 1968-6-11 2392 Plumas In wet area on east side of Butterfly Valley Comment
  CDA13414  Paeonia brownii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13263 a Plumas Sierra Nevada; Plumas National Forest. Vicinity of headwaters of Bull Run Creek off USFS 23N12E. Comment
  CAS-BOT-BC253736  Panicum capillare John Thomas Howell 1959-9-22 34868 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC253741  Panicum capillare John Thomas Howell 1976-7-15 51831 Plumas Quincy 1051 Comment
  CAS-BOT-BC253743  Panicum capillare John Thomas Howell 1959-9-25 34991 Plumas Feather River, Portola 1478 Comment
  CAS-BOT-BC175581  Parnassia palustris H. E. Brown 1897-8-1 666 Plumas Near Lassen Buttes 1828 Comment
  CHSC57315  Parnassia palustris L. P. Janeway 1984-9-1 1137 Plumas On Sierra crest, near drainage channel draining northwest (towards Jamison Lake). In soggy meadow bordering a small pond. 2164 Comment
  CAS-BOT-BC175583  Parnassia palustris E. K. Balls 1950-9-10 15778 Plumas Trail, 2 mi. from camp, from Lakes Center Public Camp to Long Lake outlet, southern Plumas County 2011 Comment
  RSA43353  Pedicularis attollens E. C. Sutliffe 1917-08 s.n. Plumas Gold Lake region. Comment
  RSA112884  Pedicularis aurantiaca E. F. Sprague 1957-5-30 1214 Plumas 4.2 miles west of Mineral. Lake Almanor. 1311 Comment
  RSA0091375  Pedicularis densiflora Bonnie C. Templeton 1968-1 11293 Plumas [Possibly Trinity County.] [No locality data on label.] Comment
  RSA112886  Pedicularis densiflora subsp. aurantiaca E. F. Sprague 1957-5-29 1217 Plumas Just off Hwy 4.2 miles W of Mineral. 1159 Comment
  CHSC21297  Pedicularis semibarbata F. T. Griggs; A. Pass 1975-7-29 258 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC69695  Pellaea brachyptera Vernon Oswald; Lowell Ahart 1997-9-18 8873 Plumas Ca. 4 air mi west of Caribow on Forest Rd. 26N25 (to Mosquito Creek), 2.3 mi northeast of its junction with 26N26 (to Humbug Valley). 1383 Comment
  SD134590  Pellaea brachyptera J. G. Lemmon May 1880 Plumas Sierra Valley Comment
  CAS-BOT-BC69357  Pellaea brachyptera Emily K. Mcpherson 1976-11-7 76 32 -1 Plumas Portola Quad. 5 miles north of Beckwourth 1920 Comment
  RSA104150  Pellaea brachyptera Mary E. P. Ames 1875-1 s.n. Plumas On hills near Mill Creek Comment
  UC366578  Pellaea brachyptera unknown Aug. 1883 Plumas Sho'fly Rd Indian Valley; n California, Indian Valley Comment
  SEINET5706778 Image available Pellaea mucronata Ames s.n. Plumas Sierras. Comment
  JEPS15473  Penstemon deustus Joseph and Hilda Grinnell 1938-6-11 1093 a Plumas Mohawk 1341 Comment
  POM147033  Penstemon deustus subsp. deustus Alice Eastwood 1927-06 14675 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  CHSC89807  Penstemon deustus var. pedicellatus G. Douglas Barbe; T. C. Fuller 1982-6-15 3727 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  CHSC10778  Penstemon deustus var. suffrutescens Lowell Ahart 1969-5-11 Plumas 15 miles S. W. of Quincy on Hwy 70. 914 Comment
  RSA726370  Penstemon deustus var. suffrutescens L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13983 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  NY609825  Penstemon deustus var. suffrutescens F. S. Crosswhite 1960-6-8 930 Plumas Plumas National Forest, 1 mile south of Indian Falls 1158.2 Comment
  CDA41880  Penstemon gracilentus L. Ahart, John Dittes 2005-9-2 12449 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. Comment
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Oct 5 2019
  CHSC35268  Penstemon gracilentus M. S. Taylor 1981-7-17 4044 Plumas Lakes Basin, Bear Lake trail, just s of its jct with Long Lakes trail, ca. 6 air mi s of Mohawk. 2011 Comment
  SD6982  Penstemon gracilentus Daniel Cleveland 1882-7-21 Plumas Prattville Comment
  UC1012476  Penstemon gracilentus Francis W. Pennell Jun 10 1940-Jun 11 1940 25803 Plumas Route 89 e Almanor; e of Almanor 1463 Comment
  UCD147774  Penstemon gracilentus Allyson Ayalon; Lucie Jerabkova 2012-8-1 136 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  SEINET10547983  Penstemon gracilentus F. Marion Ownbey, Ruth P. Ownbey 1938-7-14 Ownbey 1739 Plumas Dry slope, below humboldt summit, sierra nevada. Comment
  SEINET10547990  Penstemon gracilentus Mary Susan Taylor 1981-7-17 Taylor 4044 Plumas T21N R12E se/sw sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, just S of its jct with Long Lakes trail, ca. 6 air mi S of Mohawk. Dry & open, Montane Chaparral; 6500 ft elev. 1981 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
  UC423644  Penstemon neotericus David D. Keck 1930-7-24 958 Plumas halfway between Chester and Westwood; Sierra Nevada; between Chester & Westwood, Plumas Co. 1463 Comment
  CDA12150  Penstemon newberryi G. F. Hrusa, J. Dinsdale 1989-6-25 7197 Plumas Sierra Nevada; Bucks lake north shore. Comment
  RSA79803  Penstemon newberryi subsp. newberryi F. W. Peirson 1926-6-22 6814 Plumas Drakesbad, Lassen National Park. 1677 Comment
  CAS-BOT-BC239287  Penstemon newberryi var. berryi Anna Head 1920-6-15 s.n. Plumas At Lake Center Camp, Feather River Region 1920 Comment
  CHSC21816  Penstemon personatus F. T. Griggs; A. Pass 1975-7-16 198 Plumas Bucks Lake Forest Service Survey. Comment
  CHSC110370  Penstemon roezlii Lowell Ahart 2012-9-5 18446 Plumas Road edge where the County Road crosses the South Fork of the Feather river, about 1 mile (air) southwest of Pilot Peak, about 8-1/4 miles (air) northeast of La Porte. 1828 Comment
  CHSC87627  Penstemon roezlii Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10954 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1251 Comment
  NY650091  Penstemon roezlii B. J. Ertter 1989-7-3 8652 Plumas Slope below Red Rock lookout, ca. 8 airmiles south of Susanville 2255.5 Comment
  CHSC53222  Penstemon rydbergii L. P. Janeway 1989-6-30 3430 Plumas Plumas National Forest. Along Crocker Cr, ca 0.6 mi N of Crocker Mdw and Crocker Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  CAS-BOT-BC239599  Penstemon rydbergii var. oreocharis A. A. Heller; P. B. Kennedy 1907-7-5 8735 Plumas Red Clover Valley Comment
  CHSC75548  Penstemon rydbergii var. oreocharis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3147 Plumas Long Valley, 0.4 mi south of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  UC608833  Penstemon rydbergii var. oreocharis Beryl O. Schreiber 1938-7-9 2521 Plumas 1 mi e Meadow Valley; Bidwell Bar Quad. Comment
  CHSC53223  Penstemon speciosus L. P. Janeway 1989-6-20 3361 Plumas Plumas National Forest. East-facing flank of Crocker Mtn. 1965 Comment
  NY661072  Penstemon speciosus C. B. Wolf 1937-9-5 9289 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co. Line 1463.0 Comment
  RSA21571  Penstemon speciosus Carl B. Wolf 1937-9-5 9280 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line. 1463 Comment
  CHSC117007  Perideridia bolanderi subsp. bolanderi Lowell Ahart 2016-6-29 21068 Plumas Top of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC97624  Perideridia bolanderi subsp. bolanderi Lowell Ahart; John Dittes 2007-6-16 14146 Plumas On dry gravelly soil, on a low rocky open hill, west of a small stream, about 200 yards south of County Road 111 (Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  UC1509650  Perideridia bolanderi subsp. bolanderi M. S. Taylor 1982-6-10 4626 Plumas along 23N72 0.5 mi w Table Rock (ca 2.5 mi ne of Beckwourth); Reconnaisance Peak quad. 1676 Comment
  UC1312883  Perideridia bolanderi subsp. bolanderi Lincoln Constance and Tsan-Iang Chuang 1967-6-21 3779 Plumas 1.3 mi se Graeagle (between Graeagle and Clio) 1371 Comment
  RSA201296  Perideridia howellii J. T. Howell 1960-7-24 35975 Plumas Lassen Volcanic National Park, Drakesbad 1677 Comment
  UC1389953  Perideridia lemmonii T. I. Chuang, R. S. Mitchell, and G. Keator 1965-6-17 5991 Plumas 2.6 mi n Quincy Comment
  CHSC45878  Perideridia parishii subsp. latifolia Lowell Ahart 1977-8-2 1534 Plumas Along the edge of a small stream, about 1 mile west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  CHSC67634  Perideridia parishii subsp. latifolia James D. Jokerst 1985-7-23 2534 Plumas NW bank of Indian Creek ca. 2 mi SW of Crescent Mills. 1066 Comment
  RSA0058868  Perideridia parishii subsp. latifolia Lowell A. Ahart 2008-7-9 15054 Plumas Near a small meadow, about 2 yards west of the paved road, about 1/4 mile east of the main road and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte. 1686 Comment
  SD7877  Persicaria amphibia Mrs. R. M. Austin 1881-1 Plumas Big Meadows Comment
  CAS-BOT-BC413559  Persicaria amphibia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1533 Plumas Butterfly Botanical Area and Vicinity. Area adjacent to Pond Reservoir 1097 Comment
  CAS-BOT-BC413730  Persicaria hydropiper John Thomas Howell 1961-9-23 36847 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC419236  Persicaria maculosa Robert J. Weatherby 1950-7-21 1469 Plumas East Quincy 1036 Comment
  CAS-BOT-BC419241  Persicaria maculosa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1440 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  RSA8049  Phacelia heterophylla subsp. virgata H. A. Barker 1927-7-1 757 Plumas Blairsden 1372 Comment
  RSA107454  Phacelia heterophylla subsp. virgata L. S. Rose 1955-7-19 55138 Plumas Beckworth Pass. 1494 Comment
  UC586854  Phacelia heterophylla subsp. virgata Joseph Andorfer Ewan 1934-6-25 8229 Plumas Gold Lake Rd above Duetens; Sierra Nevada Comment
  CHSC26167  Phacelia humilis Detzer; Sacks 1977-7-16 45 Plumas On se border of Conklin Park Meadow, ca. 3.5 km from Squaw Peak. 1973 Comment
  RSA59115  Phacelia humilis var. humilis E. K. Balls 1950-8-31 15519 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  RSA8050  Phacelia humilis var. humilis H. A. Barker 1927-7-3 761 Plumas Blairsden. 1372 Comment
  SEINET5519322  Phacelia linearis W. Harnach, N. Harnach 1989-6-29 206 Plumas Sierra Valley, Beckwith Pass on the north side of Hwy 70 1539 Comment
  CHSC20826  Phacelia mutabilis K. R. Stern 1975-7-25 5827 Plumas S shore of Lake Almanor. 1371 Comment
  CHSC55713  Phacelia mutabilis K. R. Stern 1985-6-25 8207 Plumas Vicinity of Blairsden. 1402 Comment
  JEPS104420  Phacelia mutabilis Lowell Ahart 2003-10-26 10680 Plumas On a gravel bar on the e side of the South Fork of the Feather River, where the old road crosses the river, ca 1/8 mi w of the Feather Fork Mine, ca 1 3/4 mi (air) ne of Little Grass Valley Reservoir, ca 6 1/2 mi (air) ne of La Porte. 1600 Comment
  HSC22871  Phacelia mutabilis John Pratt 1970-6-15 20 Plumas Chester Airport Comment
  RSA169420  Phacelia mutabilis L. S. Rose 1963-6-5 63137 Plumas East Branch, North Fork of Feather River, 0.5 miles north of Rich Bar. 823 Comment
  RSA59427  Phacelia mutabilis E. K. Balls 1950-9-15 15855 Plumas South tip Lake Almanor, near P. G. E. dam, Highway 89. 1372 Comment
  CHSC46638  Phacelia racemosa Lowell Ahart 1989-7-2 6350 Plumas In small openings, north of here the dirt road forks, the south fork leads to the Lookout to Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles north-east of La Porte. 2103 Comment
  CHSC97188  Phacelia racemosa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14045 Plumas 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  RSA0008808  Phaeostoma atropurpureum A. A. Heller 1938-5-30 15129 Plumas Along the Feather River Hwy west of Arch Rock Tunnel. Comment
  CAS-BOT-BC265831  Phalaris arundinacea John Thomas Howell 1973-7-9 49713 Plumas Crescent Mills, Sierra Nevada 1066 Comment
  CHSC65499  Philadelphus lewisii L. P. Janeway 1995-7-29 4885 Plumas Along Pipeline Road about 0.7 mi northeast of Camp Rogers Saddle. On the mid- to upper-slope between rogers Flat on the North Fork Feather River and Bald Eagle Mountain. 1609 Comment
  CAS-BOT-BC260844  Phleum pratense John Thomas Howell 1926-7-26 2136 Plumas Near Prattville 1371 Comment
  CHSC1302  Phlox diffusa J. Gulick 1929-5-15 Plumas Near Chester. 1524 Comment
  JEPS95401  Phlox diffusa Lowell Ahart 1994-6-12 7317 Plumas 1 1/4 air miles S of Bucks Lake (near Cedar Flat, W side of Faggs Mine Road, SW of a small branch of Willow Creek) 1706 Comment
  SEINET10496849  Phlox diffusa Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4337 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  RSA95431  Phlox diffusa subsp. diffusa J. T. Howell 1951-6-28 27708 Plumas Eureka Peak. 2195 Comment
  UC908606  Phlox gracilis Herbert L. Mason 1924-6-18 1049 Plumas near Feather River; Graeagle Comment
  RSA104879  Phlox hoodii subsp. hoodii Elizabeth Sprague 1956-6-2 s.n. Plumas Campground at Lake Amador Comment
  CHSC89282  Phlox speciosa subsp. occidentalis G. Douglas Barbe; T. C. Fuller 1982-6-15 3697 Plumas Sierra Nevada Foothills. East-facing slope, 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest. 1493 Comment
  SJSU14710  Phoenicaulis cheiranthoides N. A. Hopkins 1991-6-3 1682 Plumas by Beckwourth-Genesee Valley Rd S of Red Clover Valley Ranch House 1524 Comment
  UC1504529  Phoenicaulis cheiranthoides Reed C. Rollins and Kathryn W. Rollins 1981-5-30 81169 Plumas 11 mi s of Susanville (Diamond Mountains); Diamond Mountains Comment
  CAS-BOT-BC135164  Phoradendron juniperinum Clarence R. Quick 1962-10-1 62 -93 Plumas On the N and E borders of an open lava cap. ca. 1.5 mi W of Wheller Peak E of Greenville 1996 Comment
  CAS-BOT-BC58833  Phyllodoce breweri Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  RSA184945  Physocarpus capitatus L. S. Rose 1966-7-27 66064 Plumas Butterfly creek and Spanish creek, 1 mile south of Keddie. stream banks. 991 Comment
  RSA325118  Pinus contorta var. murrayana M. S. Taylor 1981-5-10 3672 Plumas N side of Antelope Lake, approx. 1/4 mile E of Boulder Creek and USFS Work Center, between road and lake, approx. 20 miles NE of Taylorsville. (Antelope Lake Quad) 1537 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
  NY61946  Pinus monticola E. Fritz 1936-7-12 8224 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CHSC35286  Pinus ponderosa M. S. Taylor 1981-8-25 4241 Plumas Just off Spur rd off Red Hill Rd (26N22F), ca. 1 air mile ne of the Lookout, ca. 5 air mi ne of Belden. 1767 Comment
  CHSC101940  Pinus ponderosa var. ponderosa Lowell Ahart; John Dittes 2009-7-15 16084 Plumas On dry rocky soil, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CHSC65490  Plagiobothrys bracteatus L. P. Janeway 1995-9-8 4920 Plumas Along the southwestern shore of Lake Davis at the end of Freeman fishing access road. 1760 Comment
  SD46717  Plagiobothrys cognatus Robert J. Weatherby 1955-7-2 1585 Plumas Wilcox Valley 1768 Comment
  CDA19265  Plagiobothrys cusickii G. D. Barbe, T. C. Fuller 1982-6-17 3845 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC81105  Plagiobothrys cusickii Lowell Ahart 2001-8-28 9210 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  SEINET13710066  Plagiobothrys cusickii Lowell William Ahart, Lowell William Ahart 2001-1 9210 Plumas Lake Almanor, about 3/4 Mi. NW of Chester (T28N, R7E, sec. 4, NE 1/4) 4500 Ft. 1372 Comment
  CAS-BOT-BC230957  Plagiobothrys hispidulus John Thomas Howell 1960-7-22 35884 A Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  JEPS106146  Plagiobothrys hispidulus Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11056 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote 1777 Comment
  POM196461  Plagiobothrys mollis J. T. Howell 1926-7-30 2156 Plumas Prattville. 1372 Comment
  RSA726379  Plagiobothrys mollis L. Ahart, Josephine Guardino 2007-7-20 14327 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  CHSC81107  Plagiobothrys mollis var. mollis Lowell Ahart 2001-8-28 9211 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  UCR111253  Plagiobothrys tenellus L. S. Rose 1967-6-12 67118 Plumas Sierra Nevada Mtns, Butterfly Valley, c. 3 mi. west of Keddie. 1220 Comment
  OBI20915  Plagiobothrys tenellus Lewis S. Rose 1967-5-6 67058 Plumas North Fork, Feather River. Injun Jim camp 610 Comment
  UC963902  Plagiobothrys tenellus Milo S. Baker 1952-5-24 12456 Plumas below Crescent Mills (in edge of forest); Indian Valley Comment
  JEPS113428  Plantago major Lowell Ahart, John Dittes 2007-6-17 14183 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
  CHSC21663  Platanthera leucostachys D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC62612  Platanthera leucostachys B. Castro; L. P. Janeway 1987-7-17 140 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98. 1584 Comment
  RSA52864  Platanthera leucostachys R. Weatherby 1950-7-7 1452 Plumas Gansner Creek, Quincy. 1220 Comment
  UC1371041  Platanthera sparsiflora Theodore F. Niehaus 1965-6-23 589 Plumas immediately e Buck Summit (Quincy road, meadow above road); Bucks Lake Comment
  SEINET780331  Plectritis macrocera subsp. grayi Walter Knight, Irja Knight, John Thomas Howell, Gordon true 1967-6-12 1992 Plumas Valley proper, near barn 1082 Comment
  UCD32545  Poa Beecher Crampton 1954-5-11 1876 Plumas Plumas - Lassan County Border, Beckwourth Pass, along highway 24. 1588 Comment
  CAS-BOT-BC244375  Poa annua Mary S. Clemens 1920-6-17 s.n. Plumas Greenville Comment
  CHSC87987  Poa bolanderi Lowell Ahart; John Dittes, Josephine Guardino, Robert 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 of Taylorsville, about 8 miles (air) northeast of Quincy. 2053 Comment
  JEPS106232  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
  JEPS28286  Poa bolanderi George W. Gillett 1957-7-17 795 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic Nat'l Park 1767 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
  UC943026  Poa bolanderi Lewis S. Rose 1951-6-28 51056 Plumas n Johnsville (above Eureka Lake) 2133 Comment
  CAS-BOT-BC227204  Poa bulbosa R. K. Brummitt 1998-5-17 19879 Plumas Rte. 89 near Indian Falls, 2 km from Rte. 70 junction 1000 Comment
  CHSC87855  Poa bulbosa Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11068 Plumas On the north margin of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote. 1796 Comment
  CHSC57465  Poa cusickii L. P. Janeway; Garrett Gibson 1991-6-24 4062 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. Meadow. 1691 Comment
  JEPS121741  Poa cusickii B. Castro and L. P. Janeway 2007-6-24 1644 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~ 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek. Comment
  SEINET10921089  Poa cusickii Lawrence P. Janeway, Garrett Gibson 1991-1 Janeway 4062 Plumas Crocker Mtn. quad T25N, R14, NE1/4 of SE1/4 of sec. 19, North end of McReynolds Valley, ca 0.8 mi south of the "01" road in Squaw Valley. Sagebrush surrounding meadow, with yellow pine forest on slopes above. 1692 Comment
  JEPS95363  Poa cusickii subsp. epilis Lowell Ahart 1994-6-29 7404 Plumas about 1/2 mi S of Bucks Lake (N of a poor logging road) 1828 Comment
  UCD90940  Poa cusickii subsp. epilis A. A. Heller 1942-5-8 16464 Plumas West of Vinton. 1524 Comment
  CAS-BOT-BC246853  Poa nemoralis John Thomas Howell 1977-6-21 52386 Plumas Seneca 1097 Comment
  RSA300171  Poa palustris J. T. Howell 1955-7-19 30735 Plumas Portola; Sierra Nevada 1479 Comment
  CAS-BOT-BC247384  Poa pratensis Mary S. Clemens 1920-6-8 16 Plumas Greenville Comment
  CAS-BOT-BC247392  Poa pratensis Walter Knight; Irja Knight 1967-5-22 1827 Plumas Butterfly Botanical Area and vicinity. Valley proper 1066 Comment
  CHSC97219  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-BC247060  Poa secunda subsp. juncifolia John Thomas Howell 1955-7-19 30785 Plumas Vinton 1505 Comment
  UCD92152  Poa secunda subsp. juncifolia Collector Unknown 1889-6-6 s.n. Plumas Sierra Valley. Comment
  UCD92420  Poa secunda subsp. juncifolia Collector Unknown 1889-6-1 s.n. Plumas Sierra Valley. Comment
  CAS-BOT-BC242958  Poa secunda subsp. secunda A. A. Beetle 1941-6-28 2794 Plumas 10 miles W of Chester, route 36, mountain meadow near small stream Comment
  CHSC57467  Poa secunda subsp. secunda L. P. Janeway; Garrett Gibson 1991-6-24 4059 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. Meadow. 1691 Comment
  SEINET7294094 Image available Poa secunda subsp. secunda A. A. Heller, P. B. Kennedy 1907-1 1450 J Plumas Hills above Red Clover valley Comment
  SEINET7294077 Image available Poa secunda subsp. secunda A. A. Heller, P. B. Kennedy 1907-1 8751 Plumas Red Clover valley Comment
  SEINET7294128 Image available Poa secunda subsp. secunda John Thomas Howell 1962-1 37773 Plumas Sierra Valley near Beckwourth, .75 mi. sw. of B. on road to Sierraville. 1487 Comment
  RSA0049675  Poa sierrae Dean Wm. Taylor 2012-5-2 21186 Plumas Lewisia Rock, 4 miles west (downcanyon) from Belden (turnoff), Feather River Canyon 660 Comment
  RSA0069340  Poa sierrae Dean W. Taylor 2012-5-2 21186 Plumas Lewisia Rock, 4 miles west (downcanyon) from Belden (turnoff), Feather River Canyon. 660 Comment
  RSA0000487  Poa sierrae J. T. Howell, Gordon H. True 1967-5-9 42204 Plumas 3.5 mi SW of Belden, Feather River Canyon 610 Comment
  CAS-BOT-BC244165  Poa trivialis John Thomas Howell 1967-6-23 42681 Plumas Canyon of Butterfly Creek 914 Comment
  UCD92094  Poa trivialis B. Corbin 2001-6-7 1007 Plumas Susanville. North of Chilcoot. 1627 Comment
  RSA750502  Polemonium californicum J. R. Shevock 1985-7-6 11317 Plumas Plumas National Forest, Little Last Chance Creek on road to Frenchman Reservoir. 1750 Comment
  CHSC112517  Polemonium occidentale subsp. occidentale L. P. Janeway 2014-7-15 11532 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CAS-BOT-BC110523  Polygonum James T. Vale 1980-9-18 s.n. Plumas Sierra Nevada. Sand bar of Feather River just above Caribou road. Comment
  CHSC76805  Polygonum aviculare L. P. Janeway 1997-9-29 5364 Plumas Along Soda Creek 0.1 mi north of Hwy 70 and East Branch North Fork Feather River. Common along edge of dirt road. 944 Comment
  CHSC81624  Polygonum aviculare Lowell Ahart 2001-10-8 9309 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  CAS-BOT-BC414048  Polygonum aviculare subsp. aviculare John Thomas Howell 1951-8-19 28191 Plumas Greenville 1097 Comment
  CAS-BOT-BC414220  Polygonum aviculare subsp. depressum John Thomas Howell 1961-9-22 36808 Plumas Greenville 1088 Comment
  POM104624  Polygonum bistortoides Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  POM180955  Polygonum bistortoides A. A. Heller, P. B. Kennedy 1907-7-9 8793 Plumas Prattville. Comment
  SEINET10479637  Polygonum confertiflorum Mary Susan Taylor 1982-6-10 Taylor 4633 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, in Sagebrush Scrub, ca. 1/4-1/2 mi e of Calpine Rd (109), ca. 0.5 mi sw of Beckwourth. Soils wet with forb cover under sagebrush. 4880 ft. 1487 Comment
  CAS-BOT-BC414543  Polygonum douglasii L. W. Swift 1934-7-5 93 Plumas Plumas National Forest. Gibsonville Grade 1950 Comment
  CHSC100323  Polygonum douglasii subsp. douglasii Lowell Ahart 2008-8-13 15187 Plumas North edge of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC32015  Polygonum douglasii subsp. douglasii L. Ahart 1974-8-3 582 Plumas In small meadow, above Hopkins Creek, near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  CHSC62484  Polygonum douglasii subsp. douglasii L. P. Janeway 1993-8-5 4498 Plumas Plumas National Forest, La Porte Ranger District. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap. 1623 Comment
  CHSC80862  Polygonum douglasii subsp. douglasii Lowell Ahart 2001-7-17 8917 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC91914  Polygonum douglasii subsp. douglasii Lowell Ahart; Josephine Guardino 2005-8-9 12279 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
  JEPS95706  Polygonum douglasii subsp. douglasii Lowell Ahart 1995-9-13 7624 Plumas about 1 mile north-west of Pilot Peak; Onion Valley; on the north side of Onion Valley; east of Quincy La Porte Road; about 1 mile north-west of Pilot Peak 1828 Comment
  CHSC45476  Polygonum douglasii subsp. johnstonii Lowell Ahart; John Thomas Howell 1977-8-2 1535 Plumas On a bare open mountain side, about 1 mile west of Pilot Peak, about 15 miles north-east of La Porte. 1828 Comment
  CHSC62486  Polygonum douglasii subsp. spergulariiforme L. P. Janeway 1993-9-23 4602 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 3.7 mi south of Middle Fork Feather River. Top of low ridgeline. 1498 Comment
  CHSC99830  Polygonum douglasii var. douglasii Lowell Ahart 2008-7-16 15095 Plumas West edge 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
  POM104561  Polygonum kelloggii Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
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Jan 23 2011
  CDA22819  Polygonum pensylvanicum L. P. Janeway 2001-7-25 7385 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
  SEINET11930162  Polygonum persicaria Unknown 1981-1 3096 Plumas Sandbar along Indian Creek, about 1/2 mi SW of the intersection of Hwy 89 and Arlington Road 1097 Comment
  CAS-BOT-BC420053  Polygonum polygaloides subsp. kelloggii Alice Eastwood 1927-6-17 14651 Plumas United States Forest Reserve. Long Valley Comment
  JEPS113644  Polygonum polygaloides subsp. kelloggii Lowell Ahart, John Dittes 2007-6-17 14089 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CAS-BOT-BC420051  Polygonum polygaloides subsp. kelloggii Lowell Ahart 1980-8-12 2576 Plumas About 2 miles south of La Porte. 1600 Comment
  CAS-BOT-BC420208  Polygonum sawatchense subsp. sawatchense John Thomas Howell 1960-7-19 35698 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC237268  Polypogon monspeliensis John Thomas Howell 1951-8-20 28233 Plumas Sierra Valley, 3 miles E of Buckwourth 1524 Comment
  UCD91457  Polypogon viridis August L. Hormay 1928-11-30 s.n. Plumas North East of the Feather River. Near Pulga. Comment
  SD19367  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin 1876-1 Plumas Comment
  CHSC67421  Polystichum scopulinum James D. Jokerst; Lowell Ahart 1985-10-4 2589 Plumas Pilot Peak NE of La Porte, above Middle Fork of Feather River. Comment
  CHSC84996  Polystichum scopulinum Lowell Ahart 2003-10-17 10654 Plumas Cliffs north of Humboldt Peak, on the south side of the Pacific Crest Trail, about 1/2 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2042 Comment
  JEPS104160  Polystichum scopulinum Lowell Ahart 2003-10-17 10654 Plumas Cliffs n of Humboldt Peak, on the south side of the Pacific Crest Trail, ca 1/2 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2042 Comment
  CHSC80687  Populus balsamifera subsp. trichocarpa Lowell Ahart 2001-6-4 8751 Plumas Edge of the South Fork of the Feather River, about 1/4 mile northeast of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. 1615 Comment
  UC1134834  Populus trichocarpa E. Sawyer 1935-7-12 287 Plumas Kerby; Sierraville Quadrangle Comment
  SD6539  Porterella carnosula Daniel Cleveland 1882-7-21 Plumas Big Meadows Comment
  SEINET3795838 Image available Porterella carnosula Barbara Ertter, Jeffrey Strachan 1980-7-31 3892 Plumas E side Red Clover Valley on Beckwouth-Milford Road, Plumas National Forest 1676 Comment
  SEINET10460763  Porterella carnosula Austin AUSTIN s.n. Plumas Big Meadows Comment
  SEINET10460769  Porterella carnosula Whitney 1934-8-8 WHITNEY 1708 Plumas 3 miles east of Cate Place, Big Grizzley Valley, Plumas National Forest, ca. 10 miles northwest of Portola 1829 Comment
  SEINET10460772  Porterella carnosula A. Arthur Heller, Patrick B. Kennedy 1907-7-2 Heller 8678 Plumas 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
  CAS-BOT-BC453787  Potamogeton natans David D. Keck 1932-7-3 1662 Plumas Along Spanish Creek. Quincy, in the Northern Sierra Nevada. 1065 Comment
  CHSC34885  Potamogeton nodosus M. S. Taylor 1981-8-31 4261 Plumas Creek under RR tracks off spur rd 0.5 mi s of Hwy 70, near Mabie, ca. 3 mi w of Portola. 1463 Comment
  CHSC61454  Potamogeton pusillus var. tenuissimus Vernon H. Oswald; Lowell Ahart 1993-8-11 5784 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. Along the edge of the lake. 1767 Comment
  CAS-BOT-BC143431  Potentilla John Thomas Howell 1961-6-21 36703 Plumas Greenville 1097 Comment
  RSA0089042  Potentilla ashlandica Bonnie C. Templeton 1968-6-9 11249 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  HSC93325  Potentilla biennis Vernon H. Oswald, L. Ahart 1996-7-15 8013 Plumas E side of the arm of Lake Almanor extending N from Hwy. 36 causeway, S of the point where the road to Last Chance Campground begins to parallel the lake, High Cascade Range. 1372 Comment
  RSA59179  Potentilla glandulosa subsp. ashlandica E. K. Balls 1950-9-1 15605 Plumas East of Long Lake, 2134 Comment
  SEINET10483225  Potentilla gracilis subsp. nuttallii Mary Susan Taylor 1982-7-8 Taylor 4806 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  SEINET10838442  Potentilla gracilis subsp. nuttallii Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4656 Plumas T27N R12E sw/nw sec 12. Antelope Lake quad. In wet Montane Mdw, Pioneer Mdw, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 5040 ft. 1536 Comment
  CHSC97210  Potentilla gracilis var. fastigiata Lowell Ahart; Josephine Guardino 2007-7-20 14333 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC540409  Potentilla gracilis var. fastigiata John Thomas Howell 1955-7-20 30832 Plumas Sierra Nevada, Mohawk 1371 Comment
  UC725796  Potentilla millefolia A. A. Heller 1907-7-3 8691 Plumas 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
  CDA39655  Potentilla recta Willo Vierra 2013-11-6 s.n. Plumas Vicinity of Quincy. 0 Comment
  CHSC97164  Potentilla rivalis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14034 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  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
  UCD125350  Prunella vulgaris J. M. Tucker 1948-7-25 1741 Plumas at mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. 1524 Comment
  CHSC21579  Prunella vulgaris var. lanceolata D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  CHSC52059  Prunella vulgaris var. lanceolata L. P. Janeway 1990-7-6 3780 Plumas Plumas National Forest. About 200 ft east of Paradise Creek about 3/4 mi south of Little Grizzly Creek. 1889 Comment
  CDA9314  Prunella vulgaris var. lanceolata D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .267 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  CAS-BOT-BC158136  Prunus emarginata Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC158141  Prunus emarginata A. A. Heller; P. B. Kennedy 1907-7-15 8845 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CAS-BOT-BC158143  Prunus emarginata Anna Head 1920-6-20 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC23622  Prunus emarginata J. Cox 1975-7-24 Plumas SE side of Lake Almanor. Comment
  RSA60137  Prunus emarginata E. K. Balls 1950-9-5 15679 Plumas Main trail Thompson Creek, off La Porte Road, off Hwy 24, e. of Quincy. Comment
  UC1128293  Prunus emarginata C. G. Albertus 1935-8-3 251 Plumas 1 1/2 mi se of Cromburg (Plumas National Forest); Plumas National Forest 1310 Comment
  UCSB27407  Prunus emarginata Kunze, G. 1971-6-6 Plumas California 89, 5 miles south of Canyon Dam. 1158 Comment
  CAS-BOT-BC154647  Prunus subcordata Alice Eastwood 1927-6-13 14539 Plumas United States Forest Reserve. Near Greenville Comment
  CAS-BOT-BC154848  Prunus virginiana var. demissa Alice Eastwood 1918-5-25 7039 Plumas Portola Comment
  UCD113528  Prunus virginiana var. demissa Matt Georgeff 1992-5-17 20 Plumas Snake Lake campground, 15 miles west of Quincy, 0.5 mile from campground. 1249 Comment
  UCD113535  Prunus virginiana var. demissa Tracy I. Storer 1961-5-25 s.n. Plumas State Highway 40A, 6.5 miles east of Quincy. 1097 Comment
  CHSC81097  Pseudognaphalium luteoalbum Lowell Ahart 2001-8-28 9221 Plumas Strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CAS-BOT-BC357349  Pseudognaphalium microcephalum John Thomas Howell 1951-8-19 28173 Plumas Near Paxton 914 Comment
  CHSC21027  Pseudostellaria jamesiana F. T. Griggs; A. Pass 1975-7-10 146 Plumas Bucks Lake Forest Service Survey. Comment
  RSA518740  Pseudostellaria jamesiana Barbara Ertter, Gary Schoolcraft 1989-7-3 8635 Plumas Near Bear Creek crossing on Lone Rock road, Diamond Mts. ca. 9 airmiles S of Susanville. 1768 Comment
  RSA74356  Pseudostellaria jamesiana Milo S. Baker 1952-5-26 12465 Plumas Highway 89, just below Greeneville Comment
  SD8163  Pseudostellaria jamesiana Daniel Cleveland Jul 1882 Plumas Big Springs, Big Meadows Comment
  CHSC55467  Pseudotsuga menziesii var. menziesii Ben Cunningham 1991-4-20 27 Plumas Ca 90 ft west of Pecks Valley Road and 2 mi northeast of Greenville. 1066 Comment
  CAS-BOT-BC72544  Pteridium aquilinum J. G. Lemmon & Wife s.n. Plumas Sierra Valleys Comment
  SD123507  Pycnanthemum californicum Robert F. Thorne 1974-7-30 45005 Plumas Plumas National Forest, Butterfly Valley Botantical Area 1157 Comment
  CAS-BOT-BC460826  Pyrola aphylla Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1567 Plumas Sierra Nevada: Butterfly Botanical Area. Fern Glen 1112 Comment
  CAS-BOT-BC462899  Pyrola asarifolia John Thomas Howell 1963-6-3 39398 Plumas Sierra Nevada, Butterfly Valley Comment
  CHSC117552  Pyrola dentata Lowell Ahart 2016-7-9 21098 Plumas South of road bank, 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
  CAS-BOT-BC462779  Pyrola dentata A. A. Heller; P. B. Kennedy 1907-7-8 8764 Plumas Grade between Greenvile and Prattville Comment
  CAS-BOT-BC462901  Pyrola picta John Thomas Howell 1960-7-14 35695 Plumas Lassen Volcanic National Park: Drakesbad 1828 Comment
  CAS-BOT-BC466100  Pyrola picta Walter Knight; Irja Knight 1966-6-19 1353 Plumas Butterfly Botanical Area and Vicinity 1158 Comment
  CAS-BOT-BC466106  Pyrola picta Clare B. Hardham 1978-8-11 21798 a Plumas In volcanic area about 5 miles SE of Thompson Peak Comment
  CDA18447  Pyrola picta var. dentata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3175 Plumas Sierra Nevada; 2.0 miles south of jct Long Valley and Rush Creek Roads; 4.0 miles north of Hwy 70 at Grays Flat. 1447 Comment
  CAS-BOT-BC362267  Pyrrocoma carthamoides var. cusickii John Thomas Howell 1962-6-17 37716 Plumas Portola 1463 Comment
  CAS-BOT-BC328157  Pyrrocoma lucida John Thomas Howell 1961-9-25 36957 Plumas Portola, Sierra Nevada 1478 Comment
  CAS-BOT-BC62433  Quercus chrysolepis M. B. Kildale 1926-9-11 2765 Plumas North Fork [Flatla] River on road between Greenville & Quincy 1219 Comment
  SEINET9005912  Quercus chrysolepis C. N. Saulisberry 1949-5-18 s.n. Plumas Feather River Canyon, lumber camp of Keddie Comment
  UCD45927  Quercus durata var. durata John Thomas Howell 1951-8-19 28168 Plumas Plumas County. 792 Comment
  UCD169284  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8988 Plumas Along Road 26N22F (to top of Red Hill) 2.4 road km from Deadwood Saddle; 2.6 air km east of the summit of Red Hill. 1594 Comment
  CHSC46735  Quercus garryana var. semota Lowell Ahart 1981-7-18 2936 Plumas West of Caribou Road, about 3 miles north of Belden. 1097 Comment
  UC1135636  Quercus garryana var. semota E. Nourse 1934-8-1 5 Plumas 1 mi nw Silver Creek; Plumas National Forest, Bidwell Bar Quad. 1432 Comment
  UCD46127  Quercus garryana var. semota E. Nourse 1934-8-1 5 Plumas one mile northwest of Silver Creek. 1432 Comment
  CAS-BOT-BC105314  Quercus kelloggii John Thomas Howell 1976-7-14 51823 Plumas American Valley near Quincy on road to Quincy Junction 1036 Comment
  SEINET10431710  Quercus kelloggii D. Nyquist 1960-5-20 53 Plumas Quincy. Comment
  CAS-BOT-BC104601  Quercus vacciniifolia Mrs. E. C. Suttiffe 1919-8-1 s.n. Plumas Golden Lake Region Comment
  RSA609436  Quercus vacciniifolia Louis C. Wheeler 1958-7-29 7345 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UCD23331  Quercus vacciniifolia E. W. Jameson 1948-12-2 s.n. Plumas 2 mi. south, 2 mi. east of Quincy. 1158 Comment
  UCD47415  Quercus vacciniifolia F. W. Embree 1934-6-6 79 Plumas one mile south, 1/4 mile west of Rutherford. 1615 Comment
  UCD47448  Quercus vacciniifolia John M. Tucker 1948-7-25 1749 Plumas California, Plumas Co.; ca. 3/4 mi. west of United Mining Co. mine on southwest side of Camel Peak; Comment
  RSA739736  Ranunculus alismifolius var. alismifolius L. P. Janeway 2007-6-3 9013 Plumas Northern High Sierra Nevada, Eastern end of Red Mtn, along the high exposed rocky ridgeline. Weathered reddish serpentine 1929 Comment
  CHSC60556  Ranunculus alismifolius var. lemmonii L. P. Janeway 1992-5-14 4175 Plumas Plumas National Forest. North side of Big Grizzly Creek at northwest end of Lake Davis. Meadow. 1764 Comment
  CHSC36310  Ranunculus andersonii M. S. Taylor 1982-5-14 4448 Plumas Along ridge above Turner Springs Rd, ca. 1 mi s of Hwy 144, (Clio-Portola Rd), ca. 2 air mi sw of Portola. 1645 Comment
  JEPS102519  Ranunculus aquatilis Lowell Ahart 2001-9-18 9287 Plumas Lake Davis, Freeman Creek 1758 Comment
  SD8190  Ranunculus aquatilis Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadfows Comment
  CHSC37774  Ranunculus aquatilis var. capillaceus M. S. Taylor 1981-5-10 3670 Plumas In n side of Antelope Lake, ca. 1/4 mi w of Boulder Creek and USFS Work Center, ca. 20 mi ne of Taylorsville. 1536 Comment
  CAS-BOT-BC379247  Ranunculus aquatilis var. diffusus George W. Gillett 1957-7-18 822 Plumas Lassen Volcanic National Park, growing in the main inlet to Willow Lake, at the north end of Willow Lake Meadow 1661 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
  UC118218  Ranunculus flammula Mrs. R. M. Austin 1881-1 Plumas Comment
  CHSC102111  Ranunculus flammula var. ovalis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16240 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC83607  Ranunculus occidentalis John Dittes 2002-4-27 2 -51 Plumas Northern High Sierra Nevada; Plumas National Forest, Watson Ridge, ca. 1.5 air-miles north of Feather Falls Overlook, ca. 1.8 air-miles east of Bald Rock Dome, on north/south-oriented ridge top, north of hairpin turn in FS Road 21N25A. 1104 Comment
  UCR63644  Ranunculus occidentalis B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0958 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  UCR139353  Ranunculus repens David D. Keck 1932-7-3 1678 Plumas Northern Sierra Nevada Mtns., Quincy 1067 Comment
  CAS-BOT-BC74314  Raphanus sativus James T. Vale 1980-9-21 s.n. Plumas Sierra Nevada. Onion Valley, La Porte road. Comment
  UC1121732  Rhamnus californica D. Axelrod 1934-6-6 9 Plumas sw of La Porte; Plumas National Forest, Downieville Quad. 1645 Comment
  SEINET10493608  Rhamnus purshiana Mary Susan Taylor 1982-7-22 Taylor 4902 Plumas T24N R8E nw/ne sec 12. Bucks Lake quad. On earth dam crossing Waupaunsie Creek, w side of Snake Lake Rd, ca. 1.5 mi ne of Meadow Valley. 4750 ft. 1448 Comment
  JEPS41962  Rhamnus rubra W. L. Jepson 1918-8-16 8004 Plumas Engels Lights Creek 1341 Comment
  RSA518963  Rhamnus rubra J. T. Howell 1973-7-10 49731 Plumas Open yellow pine forest near Greenville. 1098 Comment
  CDA14743  Rhamnus rubra subsp. rubra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3288 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  CAS-BOT-BC56573  Rhododendron columbianum Lewis S. Rose 1932-9-7 32640 Plumas Bear Lakes 1981 Comment
  UCD117835  Rhododendron columbianum H. B. Currier 1952-8-14 s.n. Plumas Along trail from Lakes Center Camp to Mount Elwell, next lake above Silver Lake, Plumas National Forest. 1981 Comment
  UCD117870  Rhododendron columbianum J. M. Tucker 1951-8-2 2206 Plumas About 1 mile west of Keddie. Comment
  CAS-BOT-BC56654  Rhododendron occidentale Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1660 Plumas adjacent to Sweetwater Meadow 1127 Comment
  CAS-BOT-BC111878  Rhynchospora alba Walter Knight; Irja Knight 1966-6-18 1340 Plumas Butterfly Valley, near spring. 1127 Comment
  CHSC72468  Rhynchospora capitellata L. P. Janeway 1998-9-10 6271 Plumas Butterfly Valley Botanical Area; northernmost of the boggy areas on west side (uphill) of Road 25N47 0.1 mi south of Road 417. 1194 Comment
  CAS-BOT-BC108712  Ribes cereum Clare B. Hardham 1975-8-2 20454 Plumas Sierra Nevada. Black Mountain. 2133 Comment
  CAS-BOT-BC108715  Ribes cereum Mrs. E. C. Sutliffe 1920-9-9 s.n. Plumas Silver Lake. Comment
  CAS-BOT-BC219217  Ribes nevadense Mrs. H. C. Cantelow 1949-6-10 1 Plumas Feather River Canyon Comment
  CDA18568  Ribes nevadense G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3340 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  CHSC75502  Ribes roezlii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3241 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  JEPS48766  Ribes roezlii John Warren Duffield 1937-5-27 Plumas Grubstake Flats Bucks Lake Quad., Meadow Valley Comment
  CAS-BOT-BC186227  Ribes roezlii var. roezlii Alice Eastwood 1927-6-15 14616 Plumas United States Forest Reserve. On trail to Long Valley Comment
  CAS-BOT-BC168778  Ribes viscosissimum Anna Head 1921-7-17 s.n. Plumas Indian Pk. near snow - Feather River Region Comment
  CHSC59907  Rigiopappus leptocladus L. P. Janeway 1992-7-17 4265 Plumas Plumas National Forest. Cogswell Ravine; ca 1.1 mi north of Mount Jackson, 1.7 mi east-northeast of Cromberg Spring, 2 mi northeast of Middle Fork Feather River. In unused dirt road and adjacent clearcut slope. 1731 Comment
  CAS-BOT-BC363067  Rigiopappus leptocladus Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth 1524 Comment
  CAS-BOT-BC74631  Rorippa curvisiliqua Anna Head 1920-6-1 s.n. Plumas Feather River Region. Near Gold Lake. Comment
  CAS-BOT-BC74635  Rorippa curvisiliqua A. A. Heller 1915-7-7 12056 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 miles west of Bucks. Comment
  CAS-BOT-BC74646  Rorippa curvisiliqua Thomas H. Kearney 1944-8-14 56 Plumas Near Prattville, Lake Almanor. Comment
  CDA18592  Rorippa curvisiliqua G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3273 Plumas Sierra Nevada; 1.3 miles below Mt. Hough summit, returning to junction with China Grade. 2042 Comment
  RSA716413  Rorippa curvisiliqua L. Ahart, John Dittes 2005-9-19 12387 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  CAS-BOT-BC74638  Rorippa curvisiliqua L. P. Janeway 1990-7-25 3811 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Department. 1950 Comment
  CHSC38015  Rorippa curvisiliqua var. orientalis M. S. Taylor 1981-7-13 4000 Plumas Along Lookout Creek, ca. 2 mi w of its jct with 28N11, ca. 3 air mi nw of n tip of Frenchman Lake, ca. 15 air mi n of Chilcoot. 1889 Comment
  CHSC38017  Rorippa curvisiliqua var. orientalis M. S. Taylor 1982-8-30 5076 Plumas S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. 2103 Comment
  CHSC55681  Rorippa nasturtium-aquaticum K. R. Stern 1985-6-25 8240 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC148168  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight 1966-7-26 1558 Plumas Fern Glen - butterfly Botanical Area and vicinity 1112 Comment
  CAS-BOT-BC148179  Rosa gymnocarpa C. R. Quick 1947-7-31 47 -70 Plumas Big Bar Mt., Plumas N.F., near S. line sec. 3 1249 Comment
  CHSC101776  Rosa gymnocarpa Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15869 Plumas South of Forest Road 27N01Y, south of the high cut bank along the road, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC102118  Rosa gymnocarpa Lowell Ahart; John Dittes 2009-7-28 16195 Plumas On dry soil, near seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  POM319258  Rosa gymnocarpa Patricia Wilder 1971-6-21 5126 Plumas Prattville-Butt Reservoir Road 0.7 miles N of jct with Seneca Road at Pioneer Cemetery. N of Belden and California State Highway 70. Cascade-Sierra Nevada Mtn range. Buttvalley Reservoir to Feather River drainage. 1387 Comment
  SEINET8723616 Image available Rosa gymnocarpa H. S. Reed 1941-1 s.n. Plumas Forest Lodge. Altitude ca. 3400 feet, Plumas County. 1036 Comment
  CAS-BOT-BC149727  Rosa woodsii subsp. ultramontana John Thomas Howell 1951-6-28 27664 Plumas Jamison Creek Canyon 1584 Comment
  UC1128606  Rosa woodsii var. ultramontana E. Sawyer 1935-6-27 171 Plumas 3 1/2 mi n Hawks; Plumas National Forest, Sierraville Quadrangle Comment
  JEPS127341  Rubus parviflorus Lowell Ahart 2016-7-9 21100 Plumas About 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC363142  Rudbeckia californica Lowell Ahart 1979-8-16 s.n. Plumas Along Ohio Ravine 1700 Comment
  UC1140949  Rudbeckia occidentalis G. T. Nordstrom 1934-7-9 192 Plumas 1.5 mi nw of Mt. Ararat; Bidwell Bar 1676 Comment
  CDA13980  Rudbeckia occidentalis var. occidentalis G. F. Hrusa 1996-8-2 13444 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Comment
  UC572589  Rumex acetosella F. W. Embree 1934-6-12 111 Plumas w end Haskins Valley; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CAS-BOT-BC422039  Rumex acetosella Alice Eastwood 1927-6-17 14647 Plumas United States Forest Reserve. Long Valley Comment
  CAS-BOT-BC422047  Rumex acetosella Walter Knight; Irja Knight 1966-6-18 1311 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC433315  Rumex crispus M. S. Taylor 1982-9-8 5108 Plumas S side of Round Valley Reservoir, ca. 4 mi s of Greenville. 1371 Comment
  UCD101479  Rumex triangulivalvis John Thomas Howell 1960-7-19 35624 Plumas Drakesbad. 1676 Comment
  CAS-BOT-BC434311  Rumex triangulivalvis John Thomas Howell 1977-8-11 52711 Plumas Bottom of Frenchmans Reservoir on east side near Big Cove. 1706 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
  CHSC95003  Sagina saginoides Lowell Ahart 2006-10-23 13478 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  SD6305  Sagittaria latifolia Daniel Cleveland 1882-7-27 Plumas Big Meadows Comment
  UC935762  Sagittaria latifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1419 Plumas marshy area about 2 mi s Greenville (Indian Valley); Indian Valley Comment
  CAS-BOT-BC103627  Salix eastwoodiae Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas edge of Summit Lake, Gold Lake region Comment
  POM167529  Salix eastwoodiae E. C. Sutliffe 1919-08 s.n. Plumas Gold Lake region. Comment
  RSA60263  Salix eastwoodiae E. K. Balls 1950-9-1 15586 Plumas E shore of Long Lake, turning south from Mt. Elwell; Southern Plumas Co. 2104 Comment
  CAS-BOT-BC103881  Salix exigua John Thomas Howell 1967-6-22 42653 Plumas Near mouth of Chambers Creek. Canyon of the Feather River North Fork 609 Comment
  CAS-BOT-BC103883  Salix exigua John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54187 Plumas Rush Creek 1402 Comment
  CAS-BOT-BC107967  Salix geyeriana John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2396 Plumas End of Butterfly Valley toward canyon - Sierra Nevada Comment
  UC440206  Salix geyeriana Mrs. C. M. Wilder 1912-7-10 9330 Plumas w end Bear Lakes Comment
  UC525902  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 698 Plumas ca. 5 mi. s.w. Prattville (Fork of Feather R.); Fork of Feather R. Comment
  JEPS14867  Salix lasiandra var. caudata John Warren Duffield 1937-5-29 Plumas along Meadow Valley Creek Meadow Valley Creek Comment
  CAS-BOT-BC125309  Salix lasiandra var. lasiandra John Thomas Howell 1955-7-20 30841 Plumas Mohawk 1371 Comment
  JEPS107697  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes 2005-9-20 12453 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 1984 Comment
  UC847137  Salix lasiolepis A. A. Heller 1938-5-30 15135 Plumas bank of river near Virgilia; Feather River 792 Comment
  CAS-BOT-BC128437  Salix lasiolepis var. lasiolepis Irja Knight; Walter Knight 1966-6-18 1336 Plumas Butterfly Valley - Sierra Nevada 1158 Comment
  CAS-BOT-BC124789  Salix lemmonii John Thomas Howell; Gordon H. True 1973-7-31 50133 Plumas on road from Janesville to Thompson Peak, Diamond Range 1905 Comment
  CDA14756  Salix lemmonii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3317 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite; between the road and Lights Creek 1341 Comment
  LA208889  Salix lemmonii Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  CAS-BOT-BC125108  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 397 Plumas North Fork of Feather River, at Chester 1350 Comment
  UC481909  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 398 Plumas N. Fork Feather R. at Chester; N. Fork Feather R. 1350 Comment
  RSA716802  Salix lucida subsp. lasiandra L. Ahart, John Dittes 2005-9-20 12453 Plumas S side of Forest Road 27N34, about 1 mile NE of Eisenheimer Peak, about 3/4 of a mile S of Wilcox Valley 1985 Comment
  CAS-BOT-BC129390  Salix melanopsis A. A. Heller; P. B. Kennedy 1907-7-13 8830 Plumas Taylorville Comment
  CAS-BOT-BC129396  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester 1350 Comment
  RSA5706  Salix melanopsis Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 395 Plumas N Fork of Feather River, at Chester. 1350 Comment
  SEINET10417193  Salix melanopsis A. A. Heller, P. B. Kennedy 1907-7-13 8830 Plumas Taylorsville. Comment
  CAS-BOT-BC176987  Salsola tragus E. K. Balls 1950-8-31 15570 Plumas Behind Forest Service Ranger Station, Quincy, American Valley 1097 Comment
  CAS-BOT-BC238840  Sambucus nigra subsp. caerulea John Thomas Howell 1977-6-21 52375 Plumas Seneca 1097 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
  UC114597  Sanguisorba annua unknown 1892-7-4 Plumas Prattsville Comment
  UC608578  Sanguisorba annua Beryl O. Schreiber 1938-7-9 2516 Plumas 1 mi e Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  RSA74136  Sanicula bipinnatifida Milo S. Baker 1952-5-26 12466 Plumas Indian valley, 1/2 mi below Crescent Mills, Hwy 89 Comment
  CHSC102439  Sanicula graveolens L. P. Janeway; B. Castro 2009-6-7 9803 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.7 km north of Red Clover Creek, 10 m northeast of Thompson Valley Creek. 1670 Comment
  RSA471446  Sanicula graveolens Christopher Davidson 1975-6-7 2742 Plumas 3 mi W of rd to Snake Lake, departing to NW of hwy 89 ca 2 mi N of Quincy. 1273 Comment
  UCD23353  Sanicula tuberosa E. W. Jameson 1949-4-26 s.n. Plumas Experiment Station in Quincy. 1097 Comment
  HSC21643  Sanicula tuberosa Jim Vaughn 1996-8-5 Plumas Upper Hot Springs Creek, Devils Kitchen Area, Mt. Lassen Natl. Park 1829 Comment
  JEPS110524  Saponaria officinalis Lowell Ahart 2006-10-23 13479 Plumas On large gravel, on the southeast side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 m 1281 Comment
  UC639099  Sarcodes sanguinea unknown July, 1937 Plumas Meadow Valley Comment
  CDA25441  Saxifraga nidifica var. nidifica D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .306 Plumas Above Little Grass Lake on West side. Comment
  CHSC42855  Saxifraga nidifica var. nidifica Lowell Ahart 1987-5-19 5657 Plumas Near a small meadow, near the South Fork of the Feather River, about 1/2 mile northeast of the Feather Fork Mine, about 8 miles northeast of La Porte. 1706 Comment
  CDA11932  Saxifraga oregana G. F. Hrusa, J. Dinsdale 1989-6-27 7207 Plumas Sierra Nevada; NW end of Bucks Lake, . Comment
  UC485773  Saxifraga oregana H. E. and S. T. Parks 1928-6-20 221 Plumas Drakesbed; Mount Lassen National Park, Drakesbed Comment
  CAS-BOT-BC111268  Schoenoplectus acutus var. occidentalis John Thomas Howell; Gordon H. True 1967-7-9 43254 Plumas North Fork of Feather River 3 miles southwest of Caribou. 853 Comment
  CAS-BOT-BC35580  Scirpus congdonii John Thomas Howell 1951-6-27 27602 Plumas McRae Meadow 1981 Comment
  CAS-BOT-BC35587  Scirpus congdonii Walter Knight; Irja Knight 1966-6-19 1386 Plumas Butterfly Valley 1127 Comment
  CAS-BOT-BC35579  Scirpus congdonii John Thomas Howell 1959-9-23 s.n. Plumas 3 miles from Juniper Lake on road to Chester 1889 Comment
  SEINET10872756  Scirpus congdonii Lowell Ahart 1985-7-3 Ahart 5103 Plumas About 4 1/4 miles north-east of La Porte. Comment
  UC1100849  Scirpus diffusus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1440 Plumas bog and marsh at Butterfly Valley Comment
  CAS-BOT-BC30740  Scirpus diffusus John Thomas Howell 1959-9-22 34852 Plumas Drakesbad 1737 Comment
  CHSC54873  Scirpus microcarpus Vernon H. Oswald 1991-9-11 4872 Plumas Lassen Volcanic Park. Road to Drakesbad, ca. 0.5 mi west of the boundary of the park. On the edge of Hot Springs Creek. 1615 Comment
  RSA239264  Scirpus microcarpus Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42330 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest. 1159 Comment
  POM319004  Scutellaria antirrhinoides Patricia Wilder 1971-6-21 5136 Plumas 2.8 mi north of California State Hwy 70 on Prattville-Butt Reservoir Road between Belden and Caribou. Cascade - Sierra Nevada Mtn. Range. Drainage Area: Feather River North Fork. 762 Comment
  CHSC89805  Scutellaria siphocampyloides G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3178 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
  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
  CAS-BOT-BC61463  Sedum laxum subsp. laxum Lowell Ahart 1968-6-29 s.n. Plumas Near La Porte. 914 Comment
  SD51740  Sedum spathulifolium P. C. Hutchison 1961-6-9 2133 Plumas 4.5 miles west of Quincy, on the road to Bucks Lake. Comment
  CHSC89468  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-2 199 Plumas Located in the Quincy District of the Plumas National Forest, on the N facing slope of Red Hill in the N fork Feather River Canyon. Collected off jeep rd N of 26N22. 1584 Comment
  CHSC57418  Senecio hydrophiloides L. P. Janeway; Garrett Gibson 1991-6-24 4063 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. Middle of a meadow. 1691 Comment
  UC566004  Senecio hydrophiloides E. Sawyer 1935-6-27 179 Plumas 1.6 mi ne Grizzly Peak; Downieville Quad. 1767 Comment
  CAS-BOT-BC363729  Senecio hydrophilus H. E. Brown 1897-8-1 606 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC363795  Senecio integerrimus John Thomas Howell 1962-6-17 37697 Plumas Portola 1463 Comment
  CAS-BOT-BC363792  Senecio integerrimus L. W. Swift 1933-6-7 83 Plumas Plumas National Forest. Fitch Canyon 1889 Comment
  CAS-BOT-BC363918  Senecio integerrimus var. exaltatus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54238 Plumas About 3 miles southeast of Mt. Hough on the road to Quincy 1737 Comment
  CAS-BOT-BC363923  Senecio integerrimus var. exaltatus G. Schoolcraft 1987-5-5 1694 Plumas Harrison Ranch 1584 Comment
  CHSC87619  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
  JEPS37224  Senecio integerrimus var. exaltatus W. L. Jepson 1910-6-5 4063 Plumas Warner Valley 1524 Comment
  CAS-BOT-BC363921  Senecio integerrimus var. exaltatus Elizabeth McClintock 1968-5-18 s.n. Plumas East of Frenchman Reservoir, north of Chilcoot 1706 Comment
  CHSC107461  Senecio integerrimus var. major Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-10-21 18 Plumas Northern High Sierra Nevada. 1.9 miles East of intersection of 22N60, 22N27, and Pacific Crest Trail, 500 ft downslope of 22N27 road. 1744 Comment
  LA204250  Senecio integerrimus var. major E. D. Merrill; 1929-7-13 sn Plumas Sierra Nevada, Silver Lake 1828 Comment
  SEINET11806673  Senecio pauciflorus var. jucundulus L. Ahart, Ahart, P. 1983-1 4322 Plumas near Onion Valley, W of Pilot Peak, near Quincy-LaPorte Rd, NE of La Porte 2000 Comment
  CAS-BOT-BC364399  Senecio triangularis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1487 Plumas Butterfly Botanical Area and Vicinity. At Fern Glen 1097 Comment
  JEPS115175  Senecio triangularis Lowell Ahart, John Dittes 2009-7-13 16045 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CHSC102143  Sericocarpus oregonensis Lowell Ahart; John Dittes 2009-7-27 16183 Plumas On dry soil, about 20 yards north of the poor dirt road, about 10 yards west of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CAS-BOT-BC364770  Sericocarpus oregonensis subsp. californicus M. S. Taylor 1981-9-2 4262 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls 1463 Comment
  UCD147776  Sidalcea asprella subsp. nana Allyson Ayalon; Lucie Jerabkova 2012-8-1 138 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CHSC92051  Sidalcea gigantea L. P. Janeway 2005-9-4 8535 Plumas Northern High Sierra Nevada. Along Road 24N13 along the east side of Lynch Meadows. 1338 Comment
  CHSC106832  Sidalcea glaucescens Barbara Ertter 1989-7-4 8680 Plumas 2.2 mi W of jct with Hwy 89 and Hwy 36 SW of Chester. 1463 Comment
  RSA31658  Sidalcea glaucescens A. A. Heller 1938-6-14 15158 Plumas Near Gray s Flat on the Feather River Highway. 869 Comment
  RSA718777  Sidalcea glaucescens L. P. Janeway 2006-7-11 8811 Plumas Northern High Sierra Nevada. About 2.7 km north of Quincy; 70 m northwest Hwy 70 along south side of Snake Lake Road. Southeast-facing slope; 1097 Comment
  UC108921  Sidalcea glaucescens T. S. Brandegee 1892-7-3 Plumas Prattville Comment
  CHSC53587  Sidalcea oregana subsp. spicata L. P. Janeway 1989-7-20 3503 Plumas Plumas National Forest. Forest along southerly side of Red Clover Valley at jct of rd 26N70 (to Laufman) and Beckwourth-Genesee Rd (rd 111) 9.5 mi from Beckwourth. 1676 Comment
  UCSB19783  Sidalcea oregana subsp. spicata Myrick, Donald 1964-7-19 Plumas Drakesbad, Lassen Volcanic National Park 1737 Comment
  JEPS95381  Silene bernardina Lowell Ahart 1994-7-22 7488 Plumas S of the Pacific Crest Trail, W of the large twin rocks on the NE side of Mount Etna 1981 Comment
  JEPS51029  Silene californica W. L. Jepson 1939-7-31 19292 Plumas w Meadow Valley; w of Meadow Valley 1524 Comment
  CAS-BOT-BC386984  Silene douglasii Mrs. E. C. Sutcliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC386992  Silene douglasii Clare B. Hardham 1975-8-2 20451 Plumas Black Mt. 2133 Comment
  RSA52887  Silene douglasii R. Weatherby 1950-8-11 1507 Plumas Trail near Long Lake, Lakes Basin Area. Comment
  UC640584  Silene douglasii H. L. Mason 1924-6-20 1088 Plumas above Graeagle Lodge; above Graeagle Lodge Comment
  CHSC36995  Silene douglasii var. douglasii M. S. Taylor 1982-8-5 4924 Plumas Mt Hough summit, ca. 7 air mi nne of Quincy. 2203 Comment
  CHSC58166  Silene douglasii var. douglasii Vernon H. Oswald 1992-6-18 4988 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. On cliffs bordering the creek. 1621 Comment
  CAS-BOT-BC181290  Silene invisa Lowell Ahart 1986-7-8 5351 Plumas About 1 mi. NW of Pilot Peak, ca. 14 mi. NE of La Porte - Sierra Nevada 1981 Comment
  CAS-BOT-BC389397  Silene lemmonii Mrs. G. Earle Kelly 1920-7-1 s.n. Plumas Greenville Comment
  CHSC21808  Silene lemmonii F. T. Griggs; A. Pass 1975-7-8 117 Plumas Bucks Lake Forest Service Survey. Comment
  CHSC79476  Silene lemmonii G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-15 13203 Plumas Northern California. Sierra Nevada - Plumas National Forest. 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. [Original lat./long. on label is '39 54 N; 120 45 W']. 1615 Comment
  POM161352  Silene lemmonii Rimo C. Bacigalupi 1927-7-7 1637 Plumas Upper reaches of trail between Gray Eagle Valley and Long Valley. Comment
  CAS-BOT-BC389379  Silene lemmonii John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2434 Plumas Butterfly Botanical Area and Vicinity. In vicinity of mouth of Butterfly Creek 883 Comment
  RSA59697  Silene lemmonii E. K. Balls 1950-9-9 15766 Plumas 1.5 miles along trail from Lakes Center Public Campground to Long Lake outlet. 2073 Comment
  SD8100  Silene nuda Mrs. R. M. Austin July 1882 Plumas Round Valley Comment
  UC465706  Silene nuda Katharine Brandegee Plumas Portola Comment
  CHSC110762  Silene occidentalis subsp. occidentalis Dean Wm. Taylor; Tom Engstrom 2011-8-2 21138 Plumas The Sierra Nevada. Ridge 1 mile East of Fowler Peak, along the Pacific Crest Trail 0.3 trail miles E of the junction with Forest Road 22N27. 1722 Comment
  CHSC71635  Silene occidentalis subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1998-8-11 9481 Plumas West of Bucks Lake near Little Grizzly Creek paralleling the south edge of Oroville-Quincy hwy 3.2 mi west of Grizzly Creek Campground. 1645 Comment
  UC465660  Silene occidentalis subsp. occidentalis T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  CHSC34329  Sisymbrium altissimum L. Ahart 1981-9-6 3093 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
  UC1126786  Sisymbrium altissimum C. W. Hanks 1934-8-6 4 Plumas ne part of Sierra Valley, Plumas National Forest Sierra Valley; Plumas National Forest, Sierra Valley 1554 Comment
  CAS-BOT-BC75116  Sisymbrium altissimum John Thomas Howell 1959-9-21 34809 Plumas Sierra Nevada. Indian Creek Canyon. 914 Comment
  CAS-BOT-BC75124  Sisymbrium altissimum Janet Jones 1980-7-14 201 Plumas Plumas National Forest. By roadsides and trails around Layman near Blairsden 1280 Comment
  UC1400345  Sium suave R. F. Thorne and C. W. Tilforth 1969-9-6 39240 Plumas 1 mi sw of Beckwourth (Feather River); Feather River 1356 Comment
  UC844173  Smilacina racemosa Anna Head July 1921 Plumas Indian Pk. Feather River Region 2133 Comment
  UC570692  Solanum umbelliferum Herbert L. Mason 1924-6-19 1066 Plumas slide just west of Gold Lake Comment
  RSA715690  Solidago canadensis subsp. elongata L. Ahart, Josephine Guardino 2005-8-10 12315 Plumas Along a small branch of Lights Creek, east side of Forest Road 27N54, about 5.5 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1822 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
  UC830219  Solidago elongata Anna Head 1921-8-13 Plumas Lake Center Camp , Lake Center Camp (Feather River Region) Comment
  CAS-BOT-BC157307  Sorbus californica Rimo Bacigalupi 1927-7-4 1655 Plumas Between [Gray Eagle] Graeagle and Long Lake Comment
  CHSC92203  Sparganium emersum subsp. emersum Lowell 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. 2029 Comment
  SEINET5335274  Sparganium emersum var. multipedunculatum M. Foster 1988-7-10 s.n. Plumas In Big Grizzley Creek just west of Cate's Place, 1/4 mi S of Walker |Mine Rd., 2 mi W of Lkes Davis, 12 mi NW of City of Portola 1792 Comment
  POM119381  Sparganium eurycarpum Marcus E. Jones 1897-7-3 s.n. Plumas Prattville [county not specified on label] 1372 Comment
  RSA715592  Sparganium natans L. P. Janeway 1994-8-24 4750 Plumas Northern High Sierra Nevada. Shallow pond in South Fork Rock Creek at Deanes Valley Campground. 1299 Comment
  CDA18431  Spergularia rubra G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3160 Plumas Long Valley; Long Valley, 0.4 mile south of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  JEPS122323  Spergularia rubra Lowell Ahart 2014-9-9 19838 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  SEINET10537500  Spergularia rubra Lowell Ahart 1985-7-11 Ahart 5129 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CAS-BOT-BC374765  Sphaeromeria potentilloides var. potentilloides John Thomas Howell 1962-6-19 37878 Plumas Chilcoot 1524 Comment
  CAS-BOT-BC374762  Sphaeromeria potentilloides var. potentilloides Peter H. Raven 1963-5-28 18421 Plumas Flats 1.1 miles east of Beckwourth Comment
  CAS-BOT-BC149665  Spiraea douglasii John Thomas Howell; Gordon H. True 1973-7-31 50134 Plumas On road from Janesville to Thompson Peak, Diamond Range 1905 Comment
  UCD20954  Spiraea douglasii E. Bortiri 2002-6-1 WFC 2 Plumas Mill Creek at Bucks Lake, Plumas NF. 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
  SD46725  Spirodela polyrhiza Robert J. Weatherby 1950-7-28 1485 Plumas At edge of slow stream. Bridge over Indian Creek, Road to Taylorsville. 1067 Comment
  POM283289  Stachys ajugoides R. M. Austin 1908-09 s.n. Plumas American Valley, Sierra Nevada Mt. Range. Comment
  CHSC35278  Stachys ajugoides var. rigida M. S. Taylor 1981-8-19 4126 Plumas Jct Bell Creek and Rd 23N10, ca. 1.5 mi w of Sloat. In creek bed. 1310 Comment
  RSA0039307  Stachys ajugoides var. rigida Lowell Ahart 2008-8-14 15207 Plumas About 50 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  SBBG32392  Stachys rigida L. S. Rose 1966-7-27 Plumas Butterfly Crk, 2 mi S of Keddie 1005 Comment
  SEINET10499274  Stachys rigida Mary Susan Taylor 1981-8-19 Taylor 4216 Plumas T23N R11E se 1/4 se 1/4 sec 17. Blue Nose Mt. quad. Jct Bell Creek and road 23N10, ca. 1.5 mi W of Sloat. Comment
  SEINET9362994  Stachys rigida Unknown 2014-7-23 2014 -012 Plumas Gray Eagle Creek, Lakes Basin, Plumas National Forest Comment
  CAS-BOT-BC391185  Stellaria longipes subsp. longipes John Thomas Howell 1967-6-23 42716 Plumas Butterfly Valley 1066 Comment
  CAS-BOT-BC391182  Stellaria longipes subsp. longipes Anna Head 1920-7-15 s.n. Plumas Gray Eagle Meadows, Feather River Region 1859 Comment