Search Results — 2000 specimen records retrieved (1427 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77979  Abies concolor John Thomas Howell; Gordon H. True 1973-7-31 50066 Plumas summit ridge of Thompson Peak, Diamond Range 2362 Comment
  RSA232720  Abies concolor Larry E. DeBuhr, Gary Wallace 1972-5-21 602 Plumas Plumas National Forest, along Highway 89 by west shore of Lake Almanor. 1402 Comment
  CAS-BOT-BC77982  Abies concolor John Thomas Howell 1960-7-18 35504 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC330957  Acer glabrum var. glabrum E. K. Balls 1950-9-1 15594 Plumas East of Long Lake, by trail going S around lake, southern part of county 2133 Comment
  CAS-BOT-BC330984  Acer glabrum var. glabrum A. A. Heller 1915-7-7 12054 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles W of Bucks 1676 Comment
  LA204382  Acer glabrum var. glabrum A. A. Heller; 1915-7-7 12054 Plumas Sierra Nevada, near the summit of Soapstone ridge, 12 mi. W of Bucks 1676 Comment
  CAS-BOT-BC333232  Acer macrophyllum W. W. Wagner 1919-6-12 284 Plumas Massack Creek near Quincy 1371 Comment
  CAS-BOT-BC333324  Acer macrophyllum John Thomas Howell 1963-6-3 39399 Plumas Sierra Nevada. Butterfly Valley Comment
  SBBG128285  Acer macrophyllum L. Ahart, J. Dittes 2009-7-13 16047 Plumas N side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2.0 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reservoir Dam 1476 Comment
  SDSU2124  Acer macrophyllum Harvey 1939-7-30 2510 Plumas Feather River Canon Comment
  CHSC92173  Achillea millefolium Lowell Ahart; John Dittes 2005-9-20 12436 Plumas Along the dry stream, north of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2041 Comment
  RSA60123  Achillea millefolium var. alpicola E. K. Balls 1950-9-2 15645 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  CAS-BOT-BC210694  Achnatherum lemmonii John Thomas Howell 1967-6-23 42668 Plumas Canyon of Butterfly Creek 990 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
  UCD50580  Achnatherum lemmonii B. Crampton 1954-7-5 2043 Plumas Along Hwy. 89, 1.5 miles north of Greenville, Plumas County. Comment
  UC1523704  Achnatherum lettermanii Gary Schoolcraft 1982-6-9 691 Plumas s of Beckworth 1584 Comment
  UCD50966  Achnatherum occidentale G. L. Stebbins Jr. 1939-7-5 2899 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  UCD50971  Achnatherum occidentale G. L. Stebbins Jr. 1939-7-9 2935 Plumas Southwest slope of Meadow View Peak. 1920 Comment
  UCD51014  Achnatherum occidentale R. Tofsrud 1948-7-1 s.n. Plumas between Meadow Valley and Bucks Lake. Comment
  CAS-BOT-BC210846  Achnatherum occidentale subsp. californicum Thomas H. Kearney 1944-8-14 14 Plumas Near Prattville, Lake Almanor Comment
  CHSC74148  Achnatherum occidentale subsp. californicum B. Castro; L. Gehrung 1998-10-1 852 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge just wet of Pilot Peak and overlooking upper end of S Fork Feather River. On N side of river's crossing of USFS Rd 22N60, on SE-facing slope, just SE of the Pacific Crest Trail (across trail serpentine outcrop). 1975 Comment
  RSA201302  Achnatherum occidentale subsp. californicum J. T. Howell 1960-7-20 35787 Plumas Between boiling Springs Lake and Terminal Geyser. 1860 Comment
  UC942945  Achnatherum occidentale subsp. californicum Lewis S. Rose 1951-6-27 51022 Plumas Johnsville 1600 Comment
  CAS-BOT-BC210930  Achnatherum occidentale subsp. pubescens John Thomas Howell 1961-9-23 36894 Plumas Englemine 1097 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
  CHSC20834  Acmispon americanus var. americanus K. R. Stern 1975-7-24 5880 Plumas SW shore Lake Almanor. 1371 Comment
  CHSC24257  Acmispon americanus var. americanus K. R. Stern 1975-7-23 Plumas NW end of Lake Almanor. Comment
  SEINET5327447  Acmispon nevadensis var. nevadensis A. A. Heller, P. B. Kennedy 1907-7-16 8865 Plumas Grade between Genessee Valley and Summit Comment
  SD50704  Aconitum columbianum Darley F. Howe 1959-8-3 2787 Plumas 30 miles of Qunicy [sic] 1372 Comment
  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
  UC465625  Aconitum columbianum R. P. A. July, 1896 413 Plumas Lassen's Peak, Hot Spring Valley Comment
  CAS-BOT-BC391476  Aconitum columbianum subsp. columbianum E. K. Balls 1950-9-8 15717 Plumas Lakes Center Public Campground, southern Plumas County 2042 Comment
  CAS-BOT-BC418801  Aconogonon phytolaccifolium Lowell Ahart 1977-7-9 s.n. Plumas 1/2 mile below the Bunker Hill Mine which is about 10 miles north-east of La Porte 1800 Comment
  CHSC108460  Aconogonon phytolaccifolium Lowell Ahart 2011-9-17 17664 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CHSC43726  Actaea rubra Vernon Oswald 1986-7-2 2181 Plumas Pacific Crest Trail, ca. 0.3 mi e of Humboldt Summit. 1999 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-BC29837  Adenocaulon bicolor David D. Keck 1932-7-3 1629 Plumas near Quincy, south of town 1066 Comment
  CAS-BOT-BC65506  Adiantum aleuticum Anna Head 1921-7-27 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC32036  Adiantum aleuticum L. Ahart 1979-8-4 2010 Plumas Ca. 1 mi w of Pilot Peak, ca. 12 mi n of La Porte. 1800 Comment
  SD9508  Adiantum aleuticum Mrs. R. M. Austin 1880-1 Plumas Comment
  SEINET11708384  Adiantum aleuticum R. M. Austin n d s.n. Plumas no further locality Comment
  UCD137177  Adiantum aleuticum B. Castro; Gail Kuenster 1994-9-21 548 Plumas Ca. 2.5 air miles S of Bucks Lake, ca. 0.7 mi. W of USFS Rd 23N18, along N-trending perennial creek which drains the NE corner of Red Mtn and feeds into Cedar Flat. 1722 Comment
  CHSC51220  Agastache urticifolia Lowell Ahart 1977-7-26 1502 Plumas On the west side of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC75508  Agastache urticifolia G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13276 Plumas Plumas National Forest. Sites adjacent to Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 1950 Comment
  CHSC87994  Agastache urticifolia Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11161 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  SBBG29872  Agastache urticifolia E. Crum 1937-8-7 1947 Plumas 3 mi W of Lake Almanor 1524 Comment
  CHSC112557  Agoseris glauca var. laciniata B. Castro; L. P. Janeway 2007-6-7 1640 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, downstream of small rock dam, ca 150 ft below 'finger' of very open Ponderosa-Jeffrey pine forest. 1676 Comment
  CHSC44184  Agoseris glauca var. monticola Vernon Oswald 1988-7-19 3594 Plumas Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic National Park. 1676 Comment
  CAS-BOT-BC29651  Agoseris grandiflora var. grandiflora John Thomas Howell 1966-7-29 42012 Plumas Quincy 1036 Comment
  CAS-BOT-BC29657  Agoseris grandiflora var. grandiflora Thomas H. Kearney 1945-8-10 s.n. Plumas Lake Almanor Comment
  CAS-BOT-BC46151  Agoseris heterophylla L. S. Smith 1927-5-30 2066 Plumas Sierra Valley, Sec 5&4 east side 1981 Comment
  RSA95842  Agoseris heterophylla L. S. Rose 1954-5-30 54057 Plumas Johnsville 1601 Comment
  CAS-BOT-BC13435  Agoseris retrorsa Dennis Breedlove 1962-6-12 4367 Plumas Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast Cromberg 1341 Comment
  SEINET10789692  Agropyron intermedium Mary Susan Taylor 1982-1 Taylor 4761 Plumas Portola quad. Ramelli Ranch, between Calpine Rd (109) and cow pastures; ca. 1 mi w of Beckwoourth, s of Hwy 70. Sagebrush Scrub. With Perideridia, Chaenactis. 1487 Comment
  SEINET5335829  Agropyron trachycaulum var. trachycaulum M. Foster 1988-7-15 175 Plumas On either side of Big Grizzly Creek, 0.5 mile S of Walker Mine Road, 1 mile W of Lake Davis, 12 miles NNW of Portola. 1768 Comment
  CAS-BOT-BC162046  Agrostis Fred Sommers; Greg Sommers 1976-7-20 191 Plumas Marble Hot Springs Area SIerra Valley Marsh. 1487 Comment
  CDA28134  Agrostis exarata L. Ahart 2001-8-29 9243 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. Comment
  CHSC81176  Agrostis exarata Lowell Ahart 2001-8-29 9243 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS122184  Agrostis exarata Lowell Ahart 2014-8-26 19795 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. Comment
  SACT000105  Agrostis exarata Malcolm Nobs 1949-8-20 Plumas Marshy meadow about 13 miles southwest of Milford, between Milford and Beckwourth 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
  UCD52290  Agrostis exarata John Thomas Howell 1960-7-18 35520 Plumas Drakesbad. 1676 Comment
  CAS-BOT-BC139604  Agrostis gigantea John Thomas Howell 1976-7-15 51837 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CAS-BOT-BC139618  Agrostis gigantea John Thomas Howell 1960-7-18 35521 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC139413  Agrostis hyemalis H. S. Yates 1936-8-12 6091 Plumas Lake Almanor. 1341 Comment
  CAS-BOT-BC139352  Agrostis idahoensis George W. Gillett 1957-1-1 788 Plumas Lassen Volcanic National Park. Off stream running from Little Willow Lake into Willow Lake. 1767 Comment
  SEINET10507103  Agrostis idahoensis Lowell Ahart 1985-7-11 Ahart 5143 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
  CHSC100387  Agrostis scabra Lowell Ahart 2008-9-10 15368 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  CAS-BOT-BC138707  Agrostis scabra John Thomas Howell 1960-7-20 35774 Plumas Lassen Volcanic National Park. Boiling Springs Lake. 1798 Comment
  CHSC67736  Agrostis stolonifera James D. Jokerst 1985-7-23 2537 Plumas NW bank of Indian Creek ca. 2 mi SW of Crescent Mills. 1066 Comment
  CAS-BOT-BC138371  Aira caryophyllea var. caryophyllea John Thomas Howell 1961-9-23 36868 Plumas Sierra Nevada. Indian Valley. 1082 Comment
  CAS-BOT-BC131956  Allium W. Harnach; N. Harnach 1990-5-12 295 Plumas Sierra Valley. Wilson Brothers land south of Marble lane, west side of county rd. A23. (Wilson rockpile) 1514 Comment
  SEINET10839445  Allium Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3877 A 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
  JEPS47589  Allium bisceptrum var. bisceptrum John W. Duffield 1937-6-9 Plumas road to Quincy 1097 Comment
  JEPS102620  Allium campanulatum Lowell Ahart 2001-7-17 8916 Plumas Meadows, on the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  RSA63112  Allium campanulatum L. S. Rose 1951-6-27 51046 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  UC1299315  Allium campanulatum Freed W. Hoffman 1946-6-9 747 Plumas Lake Almanor Comment
  CAS-BOT-BC466469  Allium campanulatum A. A. Heller; P. B. Kennedy 1907-7-3 8708 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC466474  Allium campanulatum Lewis S. Rose 1963-6-3 63071 Plumas Butterfly Valley 2 mi. sw of Keddie 975 Comment
  CAS-BOT-BC466609  Allium campanulatum Lowell Ahart 1977-7-9 s.n. Plumas 0.5 mile below the Bunker Hill Mine which is about 10 miles northeast of La Porte 1800 Comment
  CAS-BOT-BC466615  Allium campanulatum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54224 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CAS-BOT-BC466702  Allium campanulatum Anna Head 1920-7-20 s.n. Plumas Summit Mt Elwell Comment
  CDA33242  Allium campanulatum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3129 Plumas 3.25 miles west of Round Valley Reservoir Dam , 0.25 mile east of road to Canyon Dam. Comment
  RSA123164  Allium campanulatum B. O. Schreiber 1938-7-10 2526 Plumas 1/4 mile south of U. S. Forestry Camp near Meadow Valley. 1098 Comment
  RSA367082  Allium campanulatum Christopher Davidson 1975-6-7 2738 Plumas 4.6 miles N of Greenville on highway 89. 1238 Comment
  SEINET8533610 Image available Allium campanulatum L. Constance 1938-6-10 2321 Plumas Feather River at Chester near Lake Almanor 1219 Comment
  CAS-BOT-BC205714  Allium lemmonii James R. Shevock 1985-5-19 11147 Plumas Northern Sierra Nevada. Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  CAS-BOT-BC472964  Allium lemmonii Philip A. Munz 1947-5-17 11846 Plumas 20 miles north of Chilcoot 1828 Comment
  SEINET12048438  Allium obtusum L. Ahart, Ahart, P. 1983-1 4328 Plumas Near Onion Valley, W of Pilot Peak, near Quincey-La Porte Rd., NE of La Porte, Red Fir Forest 2000 Comment
  CDA33254  Allium platycaule G. D. Barbe 1982-6-9 3657 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  RSA164372  Allium platycaule Clare B. Hardham 1961-6-16 7467 Plumas Diamond Peak. 2287 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
  SEINET3880097  Allium validum D. W. McNeal 1995-7-16 4129 Plumas Along a stream ca 200 m S of the Gray Eagle trailhead on the trail go Long Lake. Plumas National Forest.; 0 Comment
  CHSC34853  Allophyllum integrifolium M. S. Taylor 1981-8-4 4156 Plumas On top of Wildcat Ridge, ca. 4 air mi nw of Antelope Lake, ca. 13 air mi ne of Taylorsville. 2164 Comment
  CHSC65652  Allophyllum integrifolium L. P. Janeway 1995-7-23 4863 Plumas Hartman Bar Ridge; south-facing slope of Franklin Hill. 1731 Comment
  CHSC94109  Allophyllum integrifolium Lowell Ahart 2006-7-9 12921 Plumas Below an open ridge, about 100 yards north of the paved basalt road, about 4 miles (air) northwest of Tamarack Flat, about 6 miles (air) northwest of Little Grass Valley Reservoir. 1650 Comment
  UC908459  Allophyllum integrifolium Milo S. Baker 1935-6-26 Plumas near cabin at Childs Meadows (on Hwy. 39) Comment
  POM181058  Allophyllum violaceum A. A. Heller, P. B. Kennedy 1907-7-4 8726 Plumas Ridge east of Red Clover Valley Comment
  SEINET10449197  Allotropa virgata Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4019 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CAS-BOT-BC171366  Alnus incana subsp. tenuifolia L. P. Janeway 1992-8-30 4302 Plumas McRae Meadow, upper end of East Nelson Creek. Plumas National Forest - Beckwourth District McRae Compartment 1889 Comment
  SEINET5536147 Image available Alnus incana subsp. tenuifolia Clarissa Kimber 1961-1 248 Plumas Upper Butterfly Valley, 2.5 mi. W turn off Hwy 09-US 40 alt. 1 mi. S Keddie; Greenville Quadrangle Comment
  CAS-BOT-BC170692  Alnus rhombifolia Walter Knight; Irja Knight 1966-6-18 1330 Plumas Butterfly Valley. Regional Parks Botanic Garden 1097 Comment
  RSA263841  Alnus rhombifolia J. T. Howell, Gordon True 1969-6-23 45817 Plumas Middle Fork of Feather River at Nelson Point. 1250 Comment
  RSA726448  Alopecurus aequalis L. Ahart, John Dittes 2007-6-17 14162 Plumas along Red Clover Creek, about 50 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  SEINET4342384  Alopecurus carolinianus W. Harnach, N. Harnach 1991-6-17 553 Plumas Sierra Valley, 3/4 mile west of steel bridge on Marble Lane 1486 Comment
  CAS-BOT-BC137992  Alopecurus geniculatus David D. Keck 1932-7-3 1667 Plumas In the Northern Sierra Nevada. Quincy. 1065 Comment
  UCD55898  Alopecurus geniculatus John Thomas Howell 1960-7-22 35882 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC60882  Alyssum minus subsp. micranthum Vernon H. Oswald 1993-6-17 5551 Plumas Trail along the N shore of Willow Lake, at an old camping site ca. 0.3 mi SE of the gate in fence marking the S boundary of Lassen Volcanic National Park. 1656 Comment
  JEPS102722 Image available Amelanchier alnifolia var. pumila Lowell Ahart 2001-10-16 9388 Plumas On the NW side of Round Valley Reservoir, just south of the road, about 2 1/2 miles SW of Greenville. 1366 Comment
  CHSC115843  Amelanchier utahensis Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20418 Plumas On the west side of Blue Lake, 2710 feet north of Forest Service Road 29N18, 289 air-miles west-southwest of Sifford Mt., 6.26 air-miles south-southeast of Lassen Peak. 1918 Comment
  RSA795727  Amelanchier utahensis L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16125 Plumas East side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  UC859282  Amelanchier utahensis A. A. Heller 1938-5-30 15136 Plumas near Gray's Flat (on the Feather River Highway); Feather River Highway 853 Comment
  SEINET12479935  Amsinckia lycopsoides W. Harnach, N. Harnach 1990-5-12 305 Plumas Sierra Valley, Feather River Ranch. 1524 Comment
  RSA0089963  Amsinckia retrorsa A. A. Heller, P. B. Kennedy 1907-7-15 8850 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  CAS-BOT-BC64277  Anaphalis margaritacea Lowell Ahart 1986-9-10 5395 Plumas South Fork of Feather River about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte 1706 Comment
  CDA13570  Angelica breweri G. F. Hrusa, T. D. Wilfred 1996-7-23 13400 Plumas Sierra Nevada; Plumas Natl. Forest. immediately above bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 mi. E of Quincy. Sheet 1 of 2 Comment
  JEPS105970  Antennaria argentea Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 10996 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
  RSA755438  Antennaria argentea L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15870 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  CAS-BOT-BC59179  Antennaria dimorpha L. P. Janeway 1991-5-28 3969 Plumas Crocker Mtn. quad. South side of Poco Creek ca 1 1/2 mi est of Red Clover Creek (south side of road 25N05). 1719 Comment
  CDA14761  Antennaria geyeri G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3333 Plumas Indian Creek Bridge 0.1 mile northwest of junction with road to Antelope Lake dam. 1584 Comment
  CHSC56839  Antennaria geyeri L. P. Janeway; Garrett Gibson 1991-7-18 4075 B Plumas Plumas National Forest. North side of Grizzly Valley ca 1 mi east of Lake Davis. Slope on north side of County Road. 1783 Comment
  CHSC57117  Antennaria geyeri L. P. Janeway 1991-8-4 4130 Plumas Plumas National Forest. Saddle just east of Squaw Valley Peak along the Beckwourth-to-Laufman Road. 1905 Comment
  JEPS22816  Antennaria luzuloides E. Sawyer 1935-6-27 204 Plumas 1.4 mi se of Crow 1706 Comment
  CAS-BOT-BC58696  Antennaria luzuloides L. P. Janeway; Garrett Gibson 1991-6-13 4005 Plumas 0.25 mi. WNW of Claireville Flat, ca. 0.5 mi. SE of Hwy 70 and Willow Creek 1484 Comment
  CAS-BOT-BC79930  Antennaria microphylla A. A. Heller; P. B. Kennedy 1907-7-5 8749 Plumas Red Clover valley Comment
  RSA31215  Antennaria rosea Joseph A. Ewan 1934-7-16 8517 Plumas Warm granite of boulder pocket and shore, Long lake, Mt. Elwell region. 2073 Comment
  CAS-BOT-BC84601  Anthemis cotula John Thomas Howell 1959-9-21 34811 Plumas Indian Creek Canyon 914 Comment
  SEINET12947967  Antirrhinum breweri A. A. Heller, P. B. Kennedy 1907-1 8835 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  CHSC35274  Antirrhinum vexillo-calyculatum subsp. intermedium M. S. Taylor 1981-7-26 4113 Plumas N side of Caribou Rd, 3.7 mi ne of its jct with Hwy 70 near Belden. 853 Comment
  CHSC59930  Antirrhinum vexillo-calyculatum subsp. intermedium L. P. Janeway 1992-8-6 4285 Plumas Along Hwy 70, on south side of East Branch Feather River at Soda Creek; 2.8 mi east of Crystal Springs, 4.6 mi east of Grays Flat. 899 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
  CDA18578  Apocynum androsaemifolium G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3300 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  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
  JEPS86274  Apocynum androsaemifolium W. L. Jepson 1939-7-31 19313 Plumas lower slopes Spanish Peak Spanish Peak 2042 Comment
  SEINET3840846  Apocynum androsaemifolium M. I. Wibawa, G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-25 3300 Plumas 0.5 miles southwest of Eagle Mine townsite, Diamond Mountain road 1210 Comment
  POM253303  Apocynum androsaemifolium subsp. pumilum A. A. Heller 1938-6-22 s.n. Plumas Along highway #36, south of Chester 1311 Comment
  CAS-BOT-BC392014  Aquilegia Clare B. Hardham 1978-8-11 s.n. Plumas Area se. of Thompson Peak Comment
  CAS-BOT-BC397881  Aquilegia formosa Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CHSC37632  Aquilegia formosa T. B. Devine 1979-10-5 599 Plumas Near Queen Lily Campground, N Fork of Feather River, ca. 3 mi N of its junction with the E Branch of the N Fork. 792 Comment
  UCR3603  Aquilegia formosa Wm. Horn Jr. 1963-6-19 630619- 8 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  POM299289  Aquilegia formosa var. truncata H. C. Cantelow 1941-7-20 s.n. Plumas 7 miles W of Johnville on road to Gillsville, Plumas County Comment
  RSA88490  Arabis breweri J. T. Howell 1951-6-28 27665 Plumas Jamison Creek Canyon 1585 Comment
  SEINET10448416  Arabis constancei Mary Susan Taylor 1981-6-22 Taylor 3944 Plumas T25N R8E nw/sw sec 33. Bucks Lake quad. E side of 25N17, ca. 1/8 mi S of Bean Creek, on rocky serpentine ridge, ca. 1/4 mi N of jct 25N17 with 25N81 (Old Mountain House Rd), ca. 3.5 air mi NW of Meadow Valley. 5000 ft elev. 1524 Comment
  SEINET10448238  Arabis drummondii Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4330 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  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
  SEINET5642054  Arabis puberula Reed C. Rollins, Kathryn W. Rollins 1981-5-29 81161 Plumas 5.2 miles northwest of Beckwourth on road to Genesee.; 0 Comment
  UC1504456  Arabis rectissima var. rectissima Reed C. Rollins and Kathryn W. Rollins 1981-5-29 81163 Plumas 7.1 mi nw Beckwourth 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-BC407713  Arceuthobium abietinum C. R. Quick 1953-8-1 53 -76 Plumas west of Lake Almanor Comment
  CHSC55291  Arceuthobium campylopodum L. P. Janeway 1989-9-6 3641 Plumas Plumas National Forest. Beckwourth Ranger District. Crocker Compartment. Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 6.3 mi north of Beckwourth. 1752 Comment
  UC1075719  Arceuthobium campylopodum Robert J. Weatherby 1955-8-2 1667 Plumas Jeep trail from Spanish Ranch to Bean Hill Diggings Meadow Valley 1158 Comment
  CAS-BOT-BC24213  Arctostaphylos Gladys L. Smith 1976-6-7 4582 Plumas Brushy slope of cutover area, N. end summit area, secondary Rd. between Rte. 70 and La Porte. 1950 Comment
  RSA122006  Arctostaphylos manzanita subsp. manzanita E. Sawyer 1935-6-14 112 Plumas Two miles northeast of Kerby. 1646 Comment
  CAS-BOT-BC40006  Arctostaphylos nevadensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54402 Plumas Walker Plain, about 8 miles southwest of Bucks Lake on road to Oroville 1554 Comment
  CDA18662  Arctostaphylos nevadensis G. D. Barbe, T. C. Fuller 1982-6-15 3718 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  CAS-BOT-BC42099  Arctostaphylos patula Lewis S. Rose 1967-5-7 67068 Plumas Butterfly Creek & Spanish Creek, south of Keddie 883 Comment
  CAS-BOT-BC42119  Arctostaphylos patula Alice Eastwood 1927-6-15 14595 Plumas On trail to Long Valley Comment
  RSA239229  Arctostaphylos patula R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth, K. Thorne 1972-9-20 42354 Plumas Plumas National forest: Along Hwy. 70 two miles N of Quincy. 1098 Comment
  CAS-BOT-BC42089  Arctostaphylos patula John Thomas Howell 1976-4-2 51580 Plumas Near Spring Garden 1219 Comment
  SEINET11993341  Arctostaphylos truei W. Knight, Knight, I. 1986-1 5221 Plumas between Tobins & Belden near Injun Jim Campground, on N Fork of Feather River 640 Comment
  CAS-BOT-BC47026  Arctostaphylos viscida subsp. viscida Walter Knight; Irja Knight 1986-2-6 5220 Plumas Between bridge over n. fork of Feather River near Pulga and Jarboe Gap. 640 Comment
  CAS-BOT-BC47071  Arctostaphylos viscida subsp. viscida John Thomas Howell; Gordon True 1967-5-8 42201 Plumas Butterfly Valley. 1036 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
  SD8171  Arenaria kingii var. glabrescens Mrs. R. M. Austin 1881-1 Plumas American Valley Comment
  SEINET10537557  Arenaria kingii var. glabrescens Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3872 Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  CAS-BOT-BC82085  Arnica Fred Sommers; Greg Sommers 1976-8-12 225 Plumas Hot Springs Area, Sierra Valley Marsh 1487 Comment
  CAS-BOT-BC82222  Arnica chamissonis A. L., Mrs. Coombs Summer 1906 s.n. Plumas Prattville Comment
  CHSC37030  Arnica chamissonis M. S. Taylor 1982-9-7 5093 Plumas Ramelli Ranch, S side of Feather River, ca. 2 mi W of Beckwourth. 1487 Comment
  UC579430  Arnica chamissonis E. Sawyer 1935-7-2 272 Plumas 1 mi w Chases; Plumas National Forest 1676 Comment
  RSA726445  Arnica chamissonis subsp. foliosa L. Ahart, John Dittes 2007-6-17 14199 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
  SD8797  Arnica cordifolia Mrs. R. M. Austin 1877-1 Plumas American Valley Comment
  CAS-BOT-BC82358  Arnica cordifolia Anna Head 1921-7-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CHSC53114  Arnica cordifolia var. cordifolia L. P. Janeway 1989-6-30 3451 Plumas Plumas National Forest. Near rd 24N45 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd111) 6.4 mi N of Beckwourth. 1874 Comment
  CHSC108714  Arnica dealbata B. Castro; L. P. Janeway 2003-9-7 1455 Plumas High Cascade Range. Caribou Wilderness Area, ca 0.6 mi NW of Hay Meadow and 0.4 mi NW of Indian Meadow, along E side of trail off S end of large unnamed wet meadow. Large plts scattered in one patch between trail and creek feeding Indian Meadow. 2017 Comment
  CHSC21696  Arnica dealbata F. T. Griggs; A. Pass 1975-7-16 200 Plumas N. shore of Lower Buck's Lake. Comment
  CHSC62533  Arnica dealbata B. Castro; Jacque Jurewicz 1992-9-23 460 A Plumas Ca 3.5 air mi SE of Bucks Lake, on the Pacific Crest Trail and just off S side of USFS Rd 23N19, ca 0.3 mi S of its jcn with USFS Rd 23N74Y. On N aspect of saddle on NW-SE trending ridge. 1828 Comment
  JEPS102943  Arnica dealbata L. P. Janeway 2001-7-3 7271 Plumas Northern High Sierra Nevada. Ridge top between head of Third Water Creek and Grizzly Creek/Middle Fork Feather River; along Road 24N28 0.6 km from Road 23N16 1756 Comment
  CAS-BOT-BC82497  Arnica discoidea John Thomas Howell; Gordon H. True 1969-6-23 45825 Plumas Middle Fork of the Feather River at Nelson Point 1249 Comment
  CHSC70781  Arnica discoidea B. Castro; L. Gehrung 1995-7-14 585 Plumas Ca 8 air mi SW of Bucks Lake, ca 0.3 mi W of Kellogg Ravine, along W edge of USFS Rd 22N29. 1493 Comment
  CAS-BOT-BC82512  Arnica discoidea David D. Keck 1932-7-3 1645 Plumas Hillside south of town (forested), Quincy, in the Northern Sierra Nevada 1220 Comment
  UC586858  Arnica discoidea Joseph Andorfer Ewan 1934-7-25 8217 Plumas above, (Gold Lake Rd) Dentens (Blairsden); Sierra Nevada 1524 Comment
  SEINET224360  Artemisia cana John Thomas Howell 1959-9-25 Plumas Plumas County: Portola. 1478 Comment
  UC579487  Artemisia cana subsp. bolanderi C. W. Hanks 1934-9-29 98 Plumas ne of Sierra Valley; Plumas National Forest, Sierraville Quadrangle 1524 Comment
  CAS-BOT-BC90414  Artemisia douglasiana John Thomas Howell 1955-7-19 30826 A Plumas Mohawk 1371 Comment
  JEPS122091  Artemisia douglasiana Lowell Ahart 2014-8-26 19787 -B 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. Comment
  SEINET10474108  Artemisia douglasiana Mary Susan Taylor 1981-8-28 Taylor 4247 Plumas California: T21N R13E se1/4 sec 5. Sierra City NE quad. Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. Plumas County. 4700 ft. 1432 Comment
  CHSC59674  Artemisia michauxiana L. P. Janeway 1992-8-30 4296 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. 1889 Comment
  CHSC13882  Artemisia tridentata L. W. Blaisdell 1974-3-15 22 Plumas Abundant along Hwy 23 S. Beckwourth N. of Sattley. Sierra Valley. 1219 Comment
  CAS-BOT-BC93522  Artemisia tridentata subsp. tridentata H. Albert Barker 1926-7-11 277 Plumas Feather River - Blairsden 1371 Comment
  CHSC78476  Artemisia tridentata subsp. vaseyana Vernon H. Oswald 2000-7-31 9944 Plumas Forest Road 28N15 on Diamond Mountain at the pond draining into Indian Creek. 2084 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
  JEPS6282  Asclepias speciosa W. L. Jepson 1939-8-4 19340 Plumas Rock Creek; Meadow Valley 1219 Comment
  UC1875011  Aspidotis californica Ruth Kirkpatrick 2005-7-19 1361 Plumas W of Johnsville Museum. 1630 Comment
  CAS-BOT-BC69589  Aspidotis densa Alice Eastwood 1927-6-15 14608 Plumas Long Valley. Comment
  CAS-BOT-BC97472  Aster Fred Sommers 1976-1 234 Plumas Marble Hot Springs Area, Sierra Valley Marsh 1487 Comment
  POM39865  Aster alpigenus Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  RSA31766  Aster alpigenus A. A. Heller 1942-8-3 16515 Plumas About midway between Summit Lake and the devastated area in low moist places on the left side of the road going toward the devastated area; Lassen Park Comment
  SEINET10475336  Aster breweri Mary Susan Taylor 1981-7-17 Taylor 4032 Plumas T21N R12E se sec 7, Sierra City quad. Lakes Basin area, Bear Lakes trail, 0.5 mi S of jct of trail to Gold Lake Lodge, ca. 6 air mi S of Mohawk; dry, open forest and outcrops; 6500 ft elev. 1981 Comment
  CHSC110618  Aster campestris B. Castro; G. Kuenster 2006-8-4 1584 Plumas Northern High Sierra Nevada. SE side of lower Thompson Vally 0.9 mi N of the mouth of McReynolds Creek at Red Clover Creek. E side of Thompson Creek, near low knolls with rounded granitic rock outcrops, ca 800 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  CHSC66690  Aster elatus Vernon H. Oswald; Linnea Hanson 1996-7-30 8098 Plumas Butterfly Valley Botanic Area NW of Quincy on Forest Rd. 25N47 ca. 0.3 mi S of its junction with Forest Rt. 417. 1188 Comment
  SD46410  Astragalus bolanderi Robert J. Weatherby 1955-7-26 1664 Plumas On ridge north of Spanish Peak. 2100 Comment
  CHSC48057  Astragalus lentiformis L. P. Janeway 1989-7-11 3478 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; 1/2 mi SW of the Beckwourth-Genesee Rd (rd 111) 11.5 mi from Beckwourth. 1699 Comment
  CHSC60534  Astragalus lentiformis L. P. Janeway 1992-5-14 4185 Plumas Plumas National Forest. Northeast side of Dotta Canyon 1.2 mi northwest of Dotta Neck along road (24N23) on northeast side of the canyon. 1706 Comment
  JEPS113615  Astragalus lentiformis Lowell Ahart, John Dittes 2007-6-16 14123 Plumas West of a smalll stream, on the south side of County Road 111 (Beckwourth Genesee Road), 10 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-BC187163  Astragalus lentiginosus var. floribundus John Thomas Howell 1962-6-19 37877 Plumas Chilcoot 1524 Comment
  SEINET5325512  Astragalus lentiginosus var. floribundus W. Harnach, N. Harnach 2002-5-14 1063 Plumas 0.8 miles west of the intersection of Hwy 49 and Dyson Lane. 1494 Comment
  CHSC52411  Astragalus lentiginosus var. lentiginosus L. P. Janeway 1989-6-30 3422 Plumas Plumas National Forest. Along the Beckwourth-Genesee Rd (rd 111) 5.7 mi N of Beckwourth, almost to Crocker Mdw. 1767 Comment
  CHSC118066  Astragalus pulsiferae var. pulsiferae R. Ondricek-Fallscheer 1999-7-8 198 Plumas About 8 air mi ESE of Frenchman Lake and 3 air mi NE of Beckwourth; ca. 100 ft. below USFSRd. 23N72, 1.5 road mi E of the jct. with USFS Rd. 24N32. 1645 Comment
  CHSC52412  Astragalus purshii L. P. Janeway 1989-6-26 3401 Plumas Plumas National Forest. Ridgetop between Crocker Mdw and the head of Mapes Cyn. 1844 Comment
  CHSC55691  Astragalus purshii K. R. Stern 1985-6-25 8247 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC193047  Astragalus purshii var. tinctus Lewis S. Rose 1963-6-4 63123 Plumas Sierra Valley, 2 mi s. of Beckwourth 1463 Comment
  RSA169385  Astragalus purshii var. tinctus L. S. Rose 1963-6-4 63123 Plumas Sierra Valley, 2 mi. s. of Beckwourth. 1463 Comment
  SJSU14349  Astragalus purshii var. tinctus N. A. Hopkins 1990-5-12 1616 Plumas 16.5 mi NW of Beckwourth on N side of rd to Genessee 1706 Comment
  CAS-BOT-BC200855  Astragalus webberi John Thomas Howell; H. Keith Wagnon 1980-5-27 53604 Plumas Near Crescent Mills, in southwestern end of Indian Valley 1066 Comment
  OBI20945  Asyneuma prenanthoides Lewis S. Rose 1966-7-26 66049 Plumas Butterfly Valley; 3 mi W of Keddie 1067 Comment
  CHSC100033  Athyrium filix-femina var. cyclosorum Lowell Ahart 2008-8-14 15208 Plumas In a small wet meadow, about 150 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  JEPS95303  Athyrium filix-femina var. cyclosorum Lowell Ahart 1994-7-28 7537 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CAS-BOT-BC66090  Athyrium filix-femina var. cyclosorum John Thomas Howell 1960-7-21 35796 Plumas Drakesbad 1828 Comment
  CHSC101841  Athysanus pusillus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15890 Plumas About 200 yards northwest of Lake Almanor Dam, in depression in a mined over area. 1421 Comment
  CHSC81592  Azolla mexicana Lowell Ahart 2001-10-8 9326 Plumas On still waters 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
  CDA12094  Balsamorhiza hookeri G. F. Hrusa, G. L. Webster 1989-5-1 7015 Plumas Modoc Plateau; Hwy 70 between Vinton & Beckwourth. Comment
  JEPS32703  Balsamorhiza hookeri Lewis S. Rose 1963-6-4 63121 Plumas 2 mi s of Beckwourth; Sierra Valley 1463 Comment
  CDA13923  Balsamorhiza sagittata G. F. Hrusa 1997-5-3 13848 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
  CHSC46629  Balsamorhiza sagittata Lowell Ahart 1989-7-2 6339 Plumas On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 Comment
  CAS-BOT-BC16563  Barbarea orthoceras Alice Eastwood 1909-1-1 105 Plumas Lake Tahoe Region. Ward Creek. Comment
  CAS-BOT-BC16571  Barbarea orthoceras Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor. Comment
  UC1126816  Barbarea orthoceras P. G. Haddock 1938-5-29 1 Plumas Little Schneider Meadow; Plumas National Forest, Bidwell Bar Quad. 1158 Comment
  UC1126820  Barbarea orthoceras E. Sawyer 1935-7-1 265 Plumas 0.5 mi s Chases; Plumas National Forest, Downieville Quad. 1676 Comment
  CAS-BOT-BC494126  Bassia hyssopifolia W. Harnach; N. Harnach 2000-8-23 999 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  CAS-BOT-BC145805  Beckmannia syzigachne Robert J. Weatherby 1950-7-28 1502 Plumas Marshy border of Indian Creek, 2 miles south of Crescent Mills. 1036 Comment
  CAS-BOT-BC145813  Beckmannia syzigachne John Thomas Howell 1961-9-23 36848 Plumas Sierra Nevada. Indian Valley. 1082 Comment
  CAS-BOT-BC76023  Berberis repens John Thomas Howell 1961-6-21 36702 Plumas Sierra Nevada. Greenville. 1097 Comment
  JEPS109965  Betula glandulosa Dean W. Taylor 2005-8-1 19449 Plumas Big Springs, Humbug Valley 1310 Comment
  RSA246636  Bidens cernua R. F. Thorne 1972-9-20 42311 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  CAS-BOT-BC413050  Bistorta bistortoides A. A. Heller; P. B. Kennedy 1907-7-9 8793 Plumas Prattville Comment
  SEINET10474480  Blepharipappus scaber Mary Susan Taylor 1982-6-28 Taylor 4765 A Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CAS-BOT-BC16025  Boechera breweri subsp. breweri John Thomas Howell 1967-6-23 42735 Plumas Sierra Nevada. Lewisia Rock 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC16135  Boechera constancei M. S. Taylor; G. Rotta 1982-5-18 4476 Plumas North side of 27N92, ca. 2 air miles southeast of Canyon Dam. 1553 Comment
  CAS-BOT-BC16143  Boechera constancei Wayne Dakan; Arno H. Schmitt 1974-5-31 s.n. Plumas Sierra Nevada. On road from Round Valley to Long Valley. Comment
  CAS-BOT-BC14016  Boechera lemmonii Ella Dales Cantelow 1941-5-18 3626 Plumas 1.5 miles west of Johnsville Road to Gibsonville. 1615 Comment
  UCSB23766  Boechera lemmonii Hardham, Clare 1961-6-16 Plumas Diamond Peak Comment
  CHSC81353  Boechera pauciflora L. P. Janeway 1996-5-7 4962 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 0.3 mi northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. 902 Comment
  CAS-BOT-BC14256  Boechera pinetorum John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2403 Plumas Sierra Nevada. Butterfly Botanical Area. Near Pond reservoir. Comment
  CHSC33786  Boechera pinetorum M. S. Taylor; M. Foster 1981-6-2 3820 Plumas N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  CHSC53056  Boechera platysperma L. P. Janeway 1989-7-6 3455 Plumas Plumas National Forest Beckwourth Ranger District Jackson. South-facing volcanic outcrop 'barren' area, above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 0.7 mi on rd 23N48. 1645 Comment
  SEINET12627104 Image available Boechera puberula Martin Schilling 2013-1 MS 221 Plumas on road from Chilcoot to Frenchman Lake, ca. 0.4 air mi after the first bridge, on roadside below rocks, NE-facing 1626 Comment
  CAS-BOT-BC14654  Boechera rectissima John Thomas Howell 1924-8-11 633 Plumas Two miles east of Chester on road to Westwood. 1310 Comment
  CAS-BOT-BC14658  Boechera rectissima John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2161 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC14662  Boechera rectissima Thomas H. Kearney 1944-8-14 57 Plumas Near Prattville, Lake Almanor. Comment
  CHSC63123  Boechera suffrutescens Lowell Ahart 1994-6-29 7409 Plumas North of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  UCD149522  Boechera suffrutescens G. L. Stebbins 1970-7-24 7072 Plumas South of Round Lake, in Lakes Basin. South of Gray Eagle. (Exact location unknown. Coordinates estimated by label maker.) 2072 Comment
  CAS-BOT-BC478473  Boisduvalia John Thomas Howell 1976-7-16 51890 Plumas Hydraulic mining gravels on flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  POM181043  Boisduvalia densiflora A. A. Heller, B. B. Kennedy 1907-7-16 8863 Plumas Genessee valley near Genessee Comment
  RSA59471  Boisduvalia densiflora var. densiflora E. K. Balls 1950-9-16 15880 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89. 1433 Comment
  UC123119  Botrychium multifidum Mrs. R. M. Austin Jul 1874 290 Plumas Butterfly Valley Comment
  UC1472763  Botrychium multifidum Mrs. R. M. Austin 1897-7-2 Plumas near Quincy Comment
  UCD136823  Botrychium multifidum Dennis Wm. Stevenson 1974-10-1 377 Plumas Between trail and Jamison Creek, 0.5 mile below (north of) Grass Lake (above Jamison Mine). 1767 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
  JEPS99047  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9785 Plumas 1 mi SE of Tamarack Flat (5 air mi NW of La Porte); Lumpkin Ridge 1716 Comment
  CAS-BOT-BC135975  Brasenia schreberi Walter Knight; J. T. Howell; Irja Knight 1966-7-28 1397 Plumas Pond Reservoir - Butterfly Botanical Area and Vicinity 1097 Comment
  CHSC81774  Brasenia schreberi Lowell Ahart 2001-10-16 9387 Plumas Round Valley Reservoir, plants collected near north shore and west of the dam, just below the road, about 2 1/2 miles southwest of Greenville. 1365 Comment
  CAS-BOT-BC127712  Brickellia greenei M. S. Taylor; W Dakan; T. Griggs 1980-9-27 3349 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
  SEINET10570670  Brodiaea A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8791 Plumas Prattville Comment
  CHSC105962  Bromus carinatus var. carinatus Lowell Ahart 2010-9-9 17146 Plumas Along the south side of Quincy La Porte Road, about 30 yards southwest of where the road crosses Onion Valley Creek, Onion Valley, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  JEPS102463  Bromus carinatus var. carinatus Lowell Ahart 2001-7-23 8999 Plumas On the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC1130982  Bromus carinatus var. carinatus C. W. Hanks 1934-8-9 27 Plumas Mountain n of Sierra Valley (Plumas National Forest); Plumas National Forest 1859 Comment
  CAS-BOT-BC148717  Bromus carinatus var. marginatus John Thomas Howell 1962-6-17 37687 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  UCD59113  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35932 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  UCD59157  Bromus carinatus var. marginatus A. A. Beetle 1941-6-28 2774 Plumas West side of Lake Almanor. 1828 Comment
  RSA325155  Bromus catharticus M. S. Taylor 1981-7-6 3966 Plumas Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 1799 Comment
  UCD58436  Bromus commutatus M. S. Taylor 1982-7-8 4804 Plumas S side of Feather River. Ca. 1 mile SW of Beckwourth on Ramelli Ranch. Ca. 1/4 mile E of Calpine Rd. (109). 1487 Comment
  SEINET10514496  Bromus commutatus Mary Susan Taylor 1982-7-8 Taylor 4804 Plumas T23N R14E NW1/4NEX3/4 Portola quad. In Sagebursh Scrub S side of Feather River, ca. 1 mi SW of Beckwourth, on Ramelli Ranch, ca. 1/4 mi E of Calpine Rd (109). With Equisetum laevigatum, Elymus cinereus. Comment
  SEINET10934808  Bromus commutatus Mary Susan Taylor 1982-6-28 Taylor 4774 A 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
  SEINET10934809  Bromus commutatus Mary Susan Taylor 1982-7-8 Taylor 4804 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  CAS-BOT-BC156001  Bromus diandrus John Thomas Howell 1962-6-17 37689 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CAS-BOT-BC155055  Bromus hordeaceus John Thomas Howell; Gordon H. True 1968-6-10 44543 Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC155348  Bromus japonicus John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2169 Plumas Sierra Nevada. Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CHSC24278  Bromus orcuttianus K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  OBI22381  Bromus orcuttianus Lewis S. Rose 1966-7-27 66060 Plumas Butterfly Valley 3 mi W of Keddie 1067 Comment
  UCD59269  Bromus orcuttianus John Thomas Howell 1960-8-20 36274 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC112087  Bromus suksdorfii L. P. Janeway 2014-7-15 11524 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-BC161355  Bromus tectorum Walter Knight; Irja Knight 1966-6-18 1378 Plumas Butterfly Valley. 1036 Comment
  CHSC55636  Bromus tectorum K. R. Stern 1985-6-25 8294 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC117315  Bromus vulgaris L. P. Janeway 2016-8-10 12150 Plumas Northern High Sierra Nevada. Plumas National Forest; about 100 m south of Gibsonville-Johnsville Road on east side of Continental Ravine (a tributary of West Branch Nelson Creek). 1830 Comment
  UCD148558  Calamagrostis koelerioides G. Ledyard Stebbins 1986-6-29 C 609 Plumas Approximately 5 miles north of the town of Meadow Valley. Along Forest Service road no. 25 N-17, above Bean Creek. (Exact location unknown. Coordinates estimated by label maker). 1420 Comment
  CHSC115060  Calamagrostis rubescens Don Lepley 2013-7-7 Plumas Lassen National Forest, Almanor Ranger District. Near north side of Road 26N08 less than a mile from Grizzly Creek, on northeast flank of a shoulder between Soda and Grizzly Creeks. 1363 Comment
  CAS-BOT-BC438481  Calandrinia ciliata John Thomas Howell 1960-7-18 35570 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  RSA39892  Callitriche verna P. A. Munz 1947-5-16 11838 Plumas 8 miles N of Chilcoot. 1524 Comment
  RSA718220  Calocedrus decurrens L. Ahart 2006-9-28 13387 Plumas West side of the North Fork of the Feather River, on the east side of Highway 70, at Indian Jim Campground, about 3/4 mile southwest of Chambers Creek 647 Comment
  UCD132884  Calocedrus decurrens John Thomas Howell 1960-7-20 35752 Plumas Lassen Volcanic National Park. Boiling Springs Lake. 1798 Comment
  CAS-BOT-BC85757  Calocedrus decurrens John Thomas Howell 1960-7-20 35752 Plumas Lassen Volcanic National Park, Boiling Springs Lake 1798 Comment
  UC1103464  Calochortus coeruleus Mrs. Mabel Dopplmaier 1949-6-18 Plumas near Johnsville Comment
  CHSC76152  Calochortus leichtlinii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3206 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  CAS-BOT-BC491837  Calochortus leichtlinii Clarence R. Quick 1952-6-29 52 -70 Plumas Summit of road between Belden and Humbug Valley 1486 Comment
  SBBG22517  Calochortus nudus H. and M. Dearing 1938-7-1 2256 Plumas 1 mi E of Lake Almanor Comment
  CAS-BOT-BC493419  Calochortus nudus Lowell Ahart 1982-7-30 3735 Plumas Area along the edge of the dirt road, about 2 miles north of Ohio Ravine, about 3 miles north of the Hardquartz mine, about 4 miles south of Bucks lake 1700 Comment
  CHSC87834  Calochortus tolmiei Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11003 Plumas On the west side of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1517 Comment
  CAS-BOT-BC175764  Caltha leptosepala Mrs. H. C. Cantelow 1938-7-4 2306 Plumas S. side of Soda Creek, Drakesbad Comment
  CHSC46721  Calyptridium monospermum Lowell Ahart 1968-6-29 22 Plumas Growing on white gravel along the edges of Slate Creek, take road in La Porte that leads to Slate Creek, go on east and then go north past Grass Flat, take road to the west and go down to Slate Creek. 1066 Comment
  UC1075708  Calyptridium umbellatum Robert J. Weatherby 1955-6-22 1540 Plumas Spanish Peak 2133 Comment
  CHSC40253  Calystegia occidentalis subsp. occidentalis K. R. Stern 1985-6-25 8256 Plumas Vicinity of Blairsden. 1402 Comment
  UC573259  Calystegia occidentalis var. tomentella C. G. Albertus 1935-7-20 208 Plumas 1 1/2 mi sw Lava Peak; Downieville Quad., sw of Lava Peak 1310 Comment
  RSA39724  Camassia quamash subsp. breviflora Philip A. Munz 1947-5-17 11842 Plumas 16 miles N of Chilcoot 1524 Comment
  CHSC97439  Camassia quamash subsp. quamash Robert Fischer 2006-7-2 1040 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  UCD114106  Camelina microcarpa Michael A. Vincent 1999-6-7 8544 Plumas Plumas National Forest; Beckwourth Ranger District. Along Route A23, just south of Route 70, southwest of Beckwourth; along jeep trail just south of creek (at first gate). Comment
  RSA121155  Camissonia tanacetifolia subsp. quadriperforata Wayne E. Sawyer 1935-6-10 90 Plumas 4.75 miles SE of Sugarloaf 1494 Comment
  RSA325158  Camissonia tanacetifolia subsp. quadriperforata M. S. Taylor 1981-7-7 3987 Plumas East side of Beckwourth-Genesee Road, 0.5 miles N of Beckwourth. 1494 Comment
  CAS-BOT-BC160887  Camissonia tanacetifolia subsp. tanacetifolia H. E. Brown 1897-8-1 624 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC160893  Camissonia tanacetifolia subsp. tanacetifolia Lowell Ahart 1981-9-6 3099 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  RSA726453  Camissonia tanacetifolia subsp. tanacetifolia L. Ahart, John Dittes 2007-6-17 14194 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
  JEPS49079  Campanula prenanthoides Lewis S. Rose 1966-7-26 66049 Plumas 3 mi w Keddie; Butterfly Valley 1066 Comment
  SEINET10462882  Campanula prenanthoides Austin AUSTIN 546 Plumas HILLS SOUTH OF QUINCY Comment
  SEINET10463033  Campanula prenanthoides Ira L. Wiggins 1948-9-15 Wiggins 12052 Plumas RIDGE BETWEEN ONION CR & MIDDLE FORK FEATHER RIVER Comment
  SEINET10463286  Campanula prenanthoides Reed 1941-7-31 Reed s.n. Plumas FOREST LODGE, DRY HILLSIDE 3500 Comment
  SEINET10840316  Campanula prenanthoides Willis L. Jepson 1939-7-31 Jepson 19302 Plumas Canyon bottom, halfway between Meadow Valley and Bucks Valley, Spanish Peak, lower slopes Comment
  SEINET10905899  Campanula prenanthoides Austin AUSTIN 546 Plumas Hills south of Quincy Comment
  CHSC84979  Campanula scouleri Lowell Ahart 2003-10-15 10638 Plumas Old gold mined flat area, about 1/4 mile south of Forest Road 22N94E, about 1/2 mile south of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1509 Comment
  CAS-BOT-BC37134  Capsella bursa-pastoris D. A. McMillan 1915-6-23 12 Plumas Long Valley. 1767 Comment
  SD46720  Cardamine breweri Robert J. Weatherby 1955-7-2 1575 Plumas Creek below Bear Ridge, near Taylor Lake. 1980 Comment
  CAS-BOT-BC37820  Cardamine nuttallii Alice Eastwood 1927-6-13 14572 Plumas United States Forest Reserve. Forest Lodge near Greenville. Comment
  RSA0069339  Cardamine nuttallii Dean W. Taylor 2012-5-2 21185 Plumas 1 mile NE of Johnson Mine (site); ca. 7.5 air miles ESE of Quincy. 1430 Comment
  SEINET5341065  Cardamine nuttallii G. C. Gulling 1905-1 s.n. Plumas Sierra Valley Comment
  JEPS48660  Cardamine oligosperma Esther C. Fritz July, 1933 Plumas along Schneider Creek 1188 Comment
  CAS-BOT-BC38090  Cardamine pachystigma Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1788 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 1036 Comment
  JEPS117925  Cardamine pachystigma John Dittes 2005-7-4 1195 Plumas drainage of Lights Creek ca. 10.8 air miles northeast of Taylorsville ca. 7.3 air miles southwest Diamond Mountain ca. 4.2 air miles east of Moonlight Peak east of Lght Creek; Cascade Range 1295 Comment
  SEINET5343466  Cardaria chalepensis W. Harnach, N. Harnach 1989-5-22 115 Plumas Sierra Valley, east side of Co. rd A-23 1491 Comment
  SBBG30563  Carex D. Myrick 1968-6-19 1953 A Plumas Hwy 89 W of Lake Almanor 1371 Comment
  CAS-BOT-BC18351  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54181 Plumas Sierra Nevada. Long Valley at road to Maxwell Mine. 1633 Comment
  CAS-BOT-BC18357  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54396 Plumas Sierra Nevada. 0.3 miles southwest of Bucks Summit on road to Bucks Lake. 1645 Comment
  UCD20957  Carex E. Bortiri 2002-6-1 WFC 5 Plumas Faggs Pond, South of Bucks Lake, Plumas NF, Plumas Co. Comment
  JEPS63773  Carex abrupta W. L. Jepson 1910-6-9 4101 Plumas near Lassen Peak; Hot Springs Valley 1828 Comment
  RSA71305  Carex abrupta L. S. Rose 1951-6-27 51044 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  CHSC102089  Carex amplifolia Lowell Ahart; John Dittes 2009-7-13 16029 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC102660  Carex amplifolia Lowell Ahart; John Dittes 2009-8-28 16354 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
  CAS-BOT-BC17940  Carex angustata John Thomas Howell 1960-7-23 35962 Plumas Lassen Volcanic National Park. Drakesbad. Dream Lake. 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
  CHSC78721  Carex angustata L. P. Janeway 2000-7-16 6903 Plumas Northern High Sierra Nevada. Large meadow at Greens Flat; at head of Catrell Creek; about 3.7 km northwest of Middle Fork Feather River. 1722 Comment
  JEPS117604  Carex angustata Lowell Ahart 2010-9-9 17143 Plumas Large colony around and under fir trees, on the east side of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  CAS-BOT-BC17923  Carex angustata W. I. Follett 1928-6-10 s.n. Plumas Virgilia. 845 Comment
  UC2015879  Carex angustata Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-1 4415 Plumas Lassen Volcanic National Park. Drakesbad. Upper area, in low places west of the creek. Comment
  CHSC20769  Carex athrostachya K. R. Stern 1975-7-24 5866 Plumas s shore of Lake Almanor. 1371 Comment
  CHSC97434  Carex athrostachya Robert Fischer 2006-7-2 1035 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  JEPS113803  Carex athrostachya Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14031 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  SEINET4292086 Image available Carex athrostachya L. Ahart, Dittes, J 2007-1 14165 Plumas Yellow Pine Forest, west bank of Red Clover Creek, about 30 yards east of County Road 111(Beckwourth Gensee Road),about 1/4 mile east of bridge acroos Red Clover Creek, Red CloverValley, about mi(air) north of the north end of Lake Davis Comment
  SEINET4292090 Image available Carex athrostachya L. Ahart, Guardino, J 2005-1 12254 Plumas Yellow Pine Forest. in a small dry meadow and near a small drainage, between Lights Creek and Fant Creek,west of Forest Road 27N09, about 6 miles (air) northwest of the Boulderreek Work Center at Antelope Lake. Comment
  SJSU7489  Carex athrostachya Lewis S. Rose 1968-6-10 68094 Plumas Quincy 1036 Comment
  CDA17776  Carex athrostachya G. D. Barbe, T. C. Fuller 1982-6-14 3687 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 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
  CHSC65853  Carex bolanderi L. P. Janeway 1995-8-30 4904 Plumas Along West Branch Humbug Creek 2.3 mi south of Smith Peak. 1630 Comment
  CHSC67857  Carex bolanderi James D. Jokerst 1985-6-10 2408 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  CHSC80879  Carex bolanderi Lowell Ahart 2001-7-19 8947 Plumas On the sides 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
  JEPS115795  Carex brainerdii Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15861 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  SEINET13344650  Carex brainerdii D. W. Taylor 2008-6-18 20221 Plumas Sierra Nevada, South Fork Rock Creek, along Forest Road 24N28, Plumas National Forest (watershed North Fork Feather River) 1609 Comment
  UC1778639  Carex brainerdii G. Douglas Barbe, T. C. Fuller 1982-6-15 3717 Plumas 1.0 mle below and NE of Red Hill summit, Plumas National Forest. 1761 Comment
  RSA364726  Carex brainerdii Christopher Davidson 1975-6-7 2732 Plumas On Humboldt Road, branching W of highway 89, W of Lake Almanor. Ca. 3 miles W on this road. 1524 Comment
  CHSC78722  Carex capitata L. P. Janeway 2000-7-7 6891 Plumas Northern High Sierra Nevada. At Kanaka Flat, on north side of Maple Flat, upper drainage of Spanish Creek. 1579 Comment
  CHSC47133  Carex douglasii L. P. Janeway 1989-6-15 3318 Plumas Plumas National Forest. Pond across road from springy slope; jct of roads 111 (Beckwourth-Genesee Rd) and rd 24N49Y; near north end of Crocker Valley. 1730 Comment
  CAS-BOT-BC20085  Carex echinata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1676 Plumas Butterfly Botanical Area and Vicinity. Sweetwater Meadow. 1127 Comment
  JEPS110426  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
  CAS-BOT-BC20115  Carex feta Walter Knight; Irja Knight 1966-6-18 1349 Plumas Sierra Nevada. Butterfly Valley. Pond Reservoir. 1097 Comment
  CHSC51932  Carex feta K. R. Stern 1985-6-25 8310 Plumas Vicinity of Blairsdan. 1402 Comment
  CHSC95061  Carex filifolia var. erostrata L. P. Janeway; B. Castro 2006-6-14 8691 Plumas Northern High Sierra Nevada. Lower-most part of Thompson Valley, about 435 m northwest of its mouth at McReynolds Creek, 1.4 km north of Red Clover Creek. About 60 m southwest of the creek. 1664 Comment
  UC1133354  Carex filifolia var. erostrata E. Sawyer 1935-6-21 130 Plumas 1 3/4 mi ne Crow; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC99978  Carex geyeri L. P. Janeway; Matt Simenc 2008-9-10 9590 Plumas Northern High Sierra Nevada. Along the ridge between Washington Creek and Winters Creek; 1.0 km south of Middle Fork Feather River; 3/4 km north-northwest of Finger Board. 1564 Comment
  CAS-BOT-BC22284  Carex hassei Mrs. H. C. Cantelow 1938-7-4 2270 Plumas North side of Hot Spring Creek. Drakesbad. Comment
  CAS-BOT-BC21971  Carex heteroneura John Thomas Howell 1960-7-20 35714 Plumas Drakesbad. 1828 Comment
  CDA13415  Carex heteroneura var. heteroneura G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13263 Plumas Sierra Nevada; Along Bull Run Creek off USFS 23N12E. Comment
  CDA17783  Carex heteroneura var. heteroneura G. D. Barbe, T. C. Fuller 1982-6-16 3790 Plumas Plumas National Forest; Below Mud Lake, 3/4 mile NE of Eisenheimer Peak. Plumas National Forest. 2097 Comment
  CHSC55556  Carex heteroneura var. heteroneura L. P. Janeway 1990-6-27 3733 Plumas Plumas National Forest. Headwaters of Joseph Creek on northeast side of Grizzly Ridge. 2103 Comment
  CHSC92289  Carex heteroneura var. heteroneura Lowell Ahart; Josephine Guardino 2005-8-10 12320 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CHSC77169  Carex integra G. Douglas Barbe; T. C. Fuller 1982-6-16 3788 Plumas Plumas National Forest. In marshy meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  RSA97925  Carex integra J. T. Howell 1951-6-27 27591 A Plumas McRae Meadow. 1982 Comment
  UCD140409  Carex jonesii John Thomas Howell 1960-7-22 35877 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  UC2015874  Carex jonesii Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-1 4398 Plumas Lassen Volcanic National Park. Wet meadow below Drakesbad; logging area. Comment
  UCD140415  Carex jonesii Dean W. Taylor 1976-7-7 6037 Plumas about 1 mile north of Humboldt Summit. 1798 Comment
  RSA59664  Carex lasiocarpa E. K. Balls 1950-9-9 15734 Plumas West of Lakes Center Public Campgound. 2043 Comment
  CAS-BOT-BC31153  Carex lemmonii John Thomas Howell 1960-7-23 35946 Plumas Meadow near Soda Spring, Drakesbad. 1828 Comment
  RSA201365  Carex lemmonii J. T. Howell 1960-7-23 35946 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  CHSC73840  Carex limosa B. Castro; L. P. Janeway 1998-8-29 833 A Plumas Ca 2 air mi N of Little Grass Valley Reservoir, at Fowler Lake. Fowler Lake proposed SIA. 1659 Comment
  POM81318  Carex limosa Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1372 Comment
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  SEINET10706979  Carex limosa Vernon H. Oswald, Lowell Ahart; L. Hanson 1989-7-31 Oswald 3903 Plumas T22N R9E nw/nw/S17, Freshwater Marsh in Red Fir Forest. Lake at the headwateres of Fowler (Slatez) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. Common on a small floating bog. 1670 Comment
  CAS-BOT-BC32069  Carex multicaulis John Thomas Howell; Gordon H. True 1967-7-11 43312 Plumas Ca 3 mi SE of Mt. Hough. 1706 Comment
  CHSC101789  Carex multicaulis Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15860 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC110979  Carex multicaulis Lowell Ahart 2012-7-1 18249 Plumas About 200 yeards west of Caribuou Road, about 4 miles (air) northeast of Belden. 833 Comment
  CHSC47344  Carex nebrascensis L. P. Janeway 1989-6-16 3340 Plumas Plumas National Forest. West end of Grizzly Valley. Small creek on N side of mdw; meadowy area along creek crossing rd on N side of valley. 1783 Comment
  CAS-BOT-BC119862  Carex nebrascensis L. P. Janeway 1991-8-4 4127 Plumas Grizzly Valley quad. Meadow along Rd 111 (Beckwourth-Genesee Rd), 1691 Comment
  CAS-BOT-BC119522  Carex nudata John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2452 Plumas Butterfly and Spanish Creeks, from water's edge near near confluence. 883 Comment
  SEINET8987520 Image available Carex pachycarpa Unknown 2013-1 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 (nSNH). Comment
  CDA17817  Carex pachystachya G. D. Barbe, J. T. Howell (54143 at CAS) & T. C. Fuller 1981-6-23 3112 Plumas 0.25 mile W of Round Valley Reservoir Dam, at NW shore of the reservoir. 1371 Comment
  CAS-BOT-BC119009  Carex pellita John Thomas Howell 1960-7-19 35654 Plumas Wet slope near hot springs, Drakesbad 1828 Comment
  RSA794944  Carex pellita L. Ahart, John Dittes 2009-7-27 16187 Plumas About 20 yards north of the poor dirt road, on the north side of a small pond, headwaters of Grizzly Gulch, 2.1 air miles northeast of Butt Valley Reservoir Dam. 1480 Comment
  SEINET10715751  Carex pellita David Castaner 1984-5-28 Castaner 8056 Plumas 1.8 miles west of Greenhorn Creek. ALong Highway 70. Low area. Comment
  CAS-BOT-BC118139  Carex rossii L. P. Janeway 1984-7-22 930 Plumas Bucks Lake SE quad. Summit above Lookout Rock, 1.5 mi NE of Mt. Ararat 1815 Comment
  CHSC55444  Carex rossii L. P. Janeway 1990-7-3 3758 Plumas Plumas National Forest. About 100 m west of Paradise Creek and about 2/3 mi south of Little Grizzly Creek. 1874 Comment
  SEINET7573849 Image available Carex rossii L. P. Janeway 2001-6-15 7180 Plumas Almanor 7.5' quad, High Cascade Range, east side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  CAS-BOT-BC118133  Carex rossii John Thomas Howell; R. C. Barneby 1954-5-14 29565 Plumas Damp meadow near Almanor PO. 1280 Comment
  CHSC47349  Carex scabriuscula L. P. Janeway 1989-6-9 3287 Plumas Cyn of E Br N Fk Feather River, 5.4 mi E of the river mouth and Caribou Rd, along Hwy 70. 822 Comment
  CAS-BOT-BC28305  Carex scopulorum var. bracteosa John Thomas Howell 1976-7-15 s.n. Plumas Snake Lake, ca 4 mi NW of Quincy. 1219 Comment
  CHSC97294  Carex sheldonii Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14464 Plumas About 20 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  CHSC97073  Carex simulata Lowell Ahart; Josephine Guardino 2007-7-21 14364 Plumas Shallow water in 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
  UCD140890  Carex stipata var. stipata Lewis S. Rose 1967-7-9 67144 Plumas Quincy. 1036 Comment
  CHSC105833  Carex subfusca Lowell Ahart 2010-7-27 16924 Plumas On the south side of the paved road, about 1/2 mile south of Goat Mountain, about 2 miles (air) northeast of La Porte. 1656 Comment
  CHSC55449  Carex subfusca L. P. Janeway 1989-6-15 3319 Plumas Plumas National Forest. Pond across road from springy slope; jct Beckwourth-Genesee Rd (rd 111) and rd 24N49Y; N corner of Crocker Valley. 1730 Comment
  CHSC61684  Carex subfusca L. P. Janeway; Jim Battagin, Rob Russell 1993-8-4 4490 Plumas Plumas National Forest. Along Dolly Creek at upper portion of the Walker Mine tailings. 1749 Comment
  CHSC92306  Carex subfusca Lowell Ahart; Josephine Guardino 2005-8-9 12290 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  JEPS117654  Carex subfusca Lowell Ahart 2010-7-27 16924 Plumas On the south side of the paved road, about 1/2 mile south of Goat Mountain, about 2 miles (air) northeast of La Porte 1656 Comment
  CDA33154  Carex subfusca G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3299 Plumas On Diamond Mountain Road, 0.5 mile southwest of Engle Mine townsite. Comment
  RSA97965  Carex subfusca J. T. Howell 1951-6-27 27600 Plumas McRae Meadow. 1982 Comment
  SEINET7577187 Image available Carex subfusca John Thomas Howell, T. C. Fuller; G. D. Barbe 1981-6-26 54371 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy. 1600 Comment
  CDA17262  Carex utriculata G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16289 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  CHSC97314  Carex utriculata Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14474 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  CAS-BOT-BC115411  Carex utriculata G. Schoolcraft 1997-8-5 2635 Plumas Lake E of Hay Meadow./Caribou Wilderness, Susanville. 1908 Comment
  HSC93422  Carex utriculata Vernon H. Oswald, L. Ahart 1996-7-15 8055 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on FS 28N11 1372 Comment
  CAS-BOT-BC115153  Carex vesicaria Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1411 Plumas Ca 100 yds NW of Pond reservoir. Butterfly Botanical Area. 1097 Comment
  CDA13385  Carex whitneyi G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13234 Plumas Sierra Nevada; Near summit above headwaters of Bull Run Creek off USFS 23N12E. Comment
  UCD140981  Carex whitneyi John Thomas Howell 20-23 Jun 1977 52407 Plumas On the peninsula of Lake Almanor. 1371 Comment
  UCD140982  Carex whitneyi L. P. Janeway 1999-7-17 6509 Plumas gentle south-facing slope at the wide saddle of Humboldt Summit. 2020 Comment
  CAS-BOT-BC65494  Carex whitneyi L. P. Janeway 1995-8-24 4901 Plumas Top of ridge, divide between Willow Creek and Freeman Creek; about 1.3 mi WSW of Smith Peak. 2042 Comment
  CDA33170  Carex whitneyi J. T. Howell 1977-6-2 52407 Plumas Sierra Nevada; Below the high water line on the peninsula of Lake Almanor. Comment
  SEINET3143331  Castanopsis sempervirens E. K. Balls 1950-9-12 15791 Plumas 1.2 mi along trail from Lakes Center Public Campground to Long Lake Outlet 2042 Comment
  CAS-BOT-BC248954  Castilleja Clare B. Hardham 1978-8-11 21780 Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC249732  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-31 5082 Plumas Summit of Kettle Rock Lookout, just s of Taylor Lake, ca. 6 air mi ne of Taylorsville 2383 Comment
  CAS-BOT-BC249741  Castilleja applegatei subsp. pinetorum Alice Eastwood 1927-6-27 14899 Plumas United States Forest Reserve. Along road from Chilcott [Chilcoot] Comment
  JEPS103376  Castilleja applegatei subsp. pinetorum Lowell Ahart 2002-6-26 9782 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  JEPS44367  Castilleja applegatei subsp. pinetorum Walter Knight and Irja Knight 1966-6-18 1274 Plumas Butterfly Valley 1143 Comment
  UCSB48317  Castilleja applegatei subsp. pinetorum Hardham, Clare 1961-6-16 Plumas Diamond Peak Comment
  JEPS81467  Castilleja arachnoidea M. S. Taylor 1982-8-18 5013 Plumas ca 9 air mi ne Sloat (Mt. Ingalls summit); Mt. Ingalls, Mt. Ingalls QUAD. 2551 Comment
  SBBG100090  Castilleja arachnoidea R. Bacigalupi 1952-8-19 3951 Plumas E of Long Lake 2042 Comment
  UC726487  Castilleja arachnoidea A. A. Heller 1942-8-3 16518 Plumas near the stream at Upper King Creek Meadow; Lassen Park Comment
  UC1562841  Castilleja lacera Barbara Ertter 1989-7-4 8685 a Plumas 4.2 mi w Hwy. 89 junction with Hwy 36 (Coyote Flat, w of Lake Almanor); Coyote Flat 1524 Comment
  CHSC75543  Castilleja linariifolia G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3117 Plumas At northwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  JEPS80630  Castilleja miniata M. S. Taylor 1981-7-17 4023 Plumas ca 6 air mi s Mohawk (within 0.25 mi of Bear Lakes trailhead); Sierra City NW Quad., Lakes Basin 1950 Comment
  UC1063336  Castilleja miniata C. G. Albertus 1935-7-27 234 Plumas 1.5 mi se Cromberg; Plumas National Forest, Downieville Quad. 1310 Comment
  HSC93303  Castilleja miniata subsp. miniata Vernon H. Oswald, L. Ahart 1996-8-1 8141 Plumas FS 27N16 on the S slope of Dyer Mtn. at a branch of Second Water Trough Creek, about 1.5 mi. NW of Hauns Meadow, 1.5 mi. SE of Dyer Mtn. Lookout , N of Hwy. 89, E of Lake Almanor. 1707 Comment
  UC1094746  Castilleja pilosa Francia Chisaki 1956-5-31 895 Plumas 1.3 mi s Sattley road junction with Highway 40 Alt. (on road to Sattley, s of Beckwourth); Sierra Valley Comment
  CHSC91906  Castilleja tenuis Lowell Ahart; Josephine Guardino 2005-8-9 12252 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  JEPS113585  Castilleja tenuis Lowell Ahart, Josephine Guardino 2007-7-20 14351 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS81472  Castilleja tenuis M. S. Taylor 1982-7-8 4800 Plumas ca 1 mi sw Beckwourth (on Ramelli Ranch, on s side of Feather River in dry edges); Portola Quad. 1487 Comment
  UCR270599  Caulanthus amplexicaulis John F. Emmel 2002-5-20 1755 Plumas North Fork Feather River, Queen Lily Campground, near Belden 732 Comment
  HSC101673  Ceanothus arcuatus Dillon North Davis 2013-7-1 32 Plumas 5.1 miles south on FS Road 25N17 from intersection with Highway 70, ~200 m west of road. 1519 Comment
  JEPS113883  Ceanothus arcuatus L. P. Janeway 2007-5-20 8981 Plumas Northern High Sierra Nevada; Top of Red Hill 1929 Comment
  SBBG120144  Ceanothus arcuatus L. P. Janeway 2007-5-20 8987 Plumas USFS Rd 26N22F (to top of Red Hill), 2.4 rd km from Deadwood Saddle, 2.6 air km E of summit of Red Hill 1594 Comment
  CAS-BOT-BC47866  Ceanothus cordulatus Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Lake Almanor Comment
  CAS-BOT-BC48615  Ceanothus cordulatus Elmer I. Applegate 1929-6-21 5819 Plumas Warner Valley, Mt. Lassen Comment
  UCD150831  Ceanothus cuneatus J. Bisbee 2013-5-30 585 Plumas Plumas County, Summit of Red Hill. Near communications towers. 1890 Comment
  CAS-BOT-BC49063  Ceanothus cuneatus Clarence R. Quick 1963-8-26 63 -102 Plumas Near Cottonwood Meadow, southwest of Humbug Valley Comment
  CAS-BOT-BC50727  Ceanothus integerrimus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1969-6-24 2469 Plumas Butterfly Botanical Area and Vicinity - Overnight Camp 1097 Comment
  CHSC21030  Ceanothus integerrimus F. T. Griggs; A. Pass 1975-7-3 67 Plumas Bucks Lake Forest Service Survey North of Grizzly Forebay. Comment
  RSA599856  Ceanothus integerrimus Louis C. Wheeler 1959-7-16 7581 Plumas Butterfly Creek : Butterfly Mine. 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
  RSA0089038  Ceanothus integerrimus var. californicus Bonnie C. Templeton 1968-6-9 11255 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  CAS-BOT-BC51043  Ceanothus integerrimus var. macrothyrsus Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC52057  Ceanothus prostratus G. D. Barbe 1982-6-9 3669 Plumas South slope of Thompson Peak summit, along road to lookout; Plumas National Forest 2057 Comment
  CAS-BOT-BC63374  Ceanothus prostratus David D. Keck 1932-7-3 1649 Plumas Quincy. On mountain slope to/south of town in spruce forest. 1219 Comment
  RSA59352  Ceanothus prostratus E. K. Balls 1950-9-2 15623 Plumas Road to Mt. Ingalls Lookout after leaving road from Ramelli to Walker Mine. 2104 Comment
  UC338135  Ceanothus prostratus unknown 1889-5 Plumas Sierra and Plumas Co. Comment
  RSA0011257  Ceanothus prostratus R. M. Austin 1879-1 s.n. Plumas Big Meadow Comment
  CHSC73429  Ceanothus velutinus B. Castro 1995-11-30 630 Plumas Ca 0.22 air mi E of Soapstone Hill, and ca 0.1 mi N of 'Prospect' site on maps, on E edge of USGS Rd 23N23 just S of major W-trending ravine. 1584 Comment
  UC1071487  Ceanothus velutinus R. Roseberry 1934-11-4 6 Plumas 1.5 mi ne Johnsville; Plumas National Forest, Downieville quad. Comment
  JEPS48726  Ceanothus velutinus var. velutinus John W. Duffield 1937-6-5 Plumas Valley Creek Comment
  CAS-BOT-BC272087  Centaurea cyanus John Thomas Howell 1961-6-21 36654 Plumas Greenville, Sierra Nevada 1097 Comment
  RSA739698  Centaurea cyanus John Dittes, L. Ahart 2003-8-8 2003 -98 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 3.9 air-miles southeast of Beckwourth, 9.8 air-miles northeast of Calpine, ca. 0.8 mile south of Western Pacific Railroad, at disturbed edge of Dyson Lane. 1489 Comment
  UC336580  Cephalanthera austiniae unknown Plumas Butterfly Valley Comment
  CHSC44145  Ceratophyllum demersum V. Oswald; L. Ahart 1988-8-4 3674 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. S side of the lake. 1676 Comment
  CAS-BOT-BC136980  Cercocarpus Clare B. Hardham 1975-8-2 20459 Plumas Black Mt. 2133 Comment
  CHSC97246  Cercocarpus ledifolius var. intermontanus Lowell Ahart; John Dittes 2007-8-9 14452 Plumas On the west side of the ridge, about 3/5 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2509 Comment
  CAS-BOT-BC276724  Chaenactis douglasii var. douglasii John Thomas Howell 1975-6-16 51149 Plumas 2 miles NW of Spring Garden 1173 Comment
  CHSC41398  Chaenactis douglasii var. douglasii Lowell Ahart 1986-7-8 5362 Plumas Near an open bare serpentine area, south of where the road crosses Onion Valley Creek, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1920 Comment
  JEPS29566  Chaenactis douglasii var. douglasii J. Thomas Howell 1960-8-20 36285 Plumas near Drakesbad (Kelley Camp, near Lassen Volcanic National Park); Lassen Volcanic National Park 1615 Comment
  JEPS122104  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2014-8-24 19757 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UC711918  Chamaesyce serpyllifolia Roxana S. Ferris and Laura Lorraine 1941-8-9 10442 Plumas betw junction of Lassen National Park Rd (State Hwy 89) and State Hwy 32 and Chester Comment
  UCD147800  Chamerion angustifolium subsp. circumvagum Allyson Ayalon; Lucie Jerabkova 2012-8-1 153 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  UC1177846  Cheilanthes gracillima P. C. Hutchison Plumas 6 mi n Belden (on road to Longville) 1828 Comment
  CDA15912  Chenopodium atrovirens B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Above upper Bull Run Creek off USFS 23N12E. Comment
  CDA23405  Chenopodium simplex L. Ahart 1975-9-13 Plumas Sierra Nevada; Near Bunker Hill Mine, about 2 miles southwest of Blue Nose Mountain. Comment
  UC1422541  Chenopodium simplex Lowell Ahart 1977-7-26 Plumas 1/2 mi below Bunker Hill Mine (mine is about 10 mi ne of La Porte) 2000 Comment
  CDA3087  Chenopodium strictum var. glaucophyllum J. T. Howell 1959-9-21 34812 Plumas Indian Creek Canyon. Comment
  CAS-BOT-BC451419  Chimaphila menziesii Mrs. Jos. Clemens 1919-10-14 s.n. Plumas Greenville Comment
  CHSC33737  Chimaphila umbellata M. S. Taylor; M. Foster 1981-7-14 4014 Plumas Saddle at head of Bullfrog Ravine, both sides of 26N18. Ca. 3 air mi nw of Indian Falls. 1645 Comment
  RSA52868  Chimaphila umbellata subsp. occidentalis R. Weatherby 1950-7-7 1448 Plumas Gansner Creek, Quincy. 1220 Comment
  SEINET11242259  Chorispora tenella W. Harnach, N. Harnach 1990-4-18 261 Plumas Sierra Valley, Marble Lane, across from Charmicheal Pond. 1486 Comment
  NY404148  Chorizanthe polygonoides var. polygonoides R. M. Austin 1880-1 s.n. Plumas Comment
  UCR123995  Chrysanthemum leucanthemum George K. Helmkamp, E. A. Helmkamp 2001-7-6 6852 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  RSA126612  Chrysothamnus nauseosus subsp. albicaulis E. Nourse 1934-8-9 7 Plumas 0.75 mile west of Clermont Hill 1951 Comment
  RSA300576  Chrysothamnus nauseosus subsp. albicaulis John Dourley, Walter Wisura 1982-10-13 3862 Plumas 0.5 miles from Hwy. 89 along Gold Lake Road, S of Graegle Comment
  UCD147788  Chrysothamnus viscidiflorus subsp. puberulus Allyson Ayalon; Lucie Jerabkova 2012-8-1 141 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC100822  Chrysothamnus viscidiflorus subsp. viscidiflorus Lewis S. Rose 1934-7-23 34418 Plumas Chilcoot, Sierra Valley 1522 Comment
  CHSC59126  Cicuta douglasii Vernon H. Oswald 1992-8-10 5155 Plumas Lassen Volcanic National Park. Small corner of park on the SW side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  UC170986  Cicuta douglasii H. M. Hall 1912-8-3 9376 Plumas Sierra Nevada Mountains, Quincy Quincy; Sierra Nevada Mountains, Quincy 1066 Comment
  JEPS112952  Cinna latifolia Dean W. Taylor 2001-8-1 17863 Plumas tributary to Hopkins Creek draining from Blue Nose Mountain. along Forest Road 23N10 near the junction with Forest Road 23N43Y 1493 Comment
  JEPS116104  Circaea alpina subsp. pacifica Lowell Ahart, John Dittes 2009-7-28 16197 Plumas On wet soil and humus, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  CAS-BOT-BC289619  Cirsium andersonii John Thomas Howell 1959-9-23 34878 Plumas Lassen Park boundary on Juniper Lake Road 1981 Comment
  JEPS107640  Cirsium andersonii Lowell Ahart, Josephine Guardino 2005-8-9 12274 Plumas North of a small drainage that runs into Fant Creek, about 200 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  CHSC46671  Cirsium arvense Vernon H. Oswald 1988-8-5 3626 Plumas Yellow Creek Campground in Humbug Valley, ca. 13 mi (air) s of Chester. Bank of Yellow Creek. 1316 Comment
  SEINET7451108 Image available Cirsium cymosum var. cymosum A. A. Heller, P. B. Kennedy 1907-7-18 8880 Plumas Grade between Beckwith and Red Clover valley Comment
  SD8767  Cirsium douglasii var. breweri Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  CDA1372  Cirsium occidentale var. candidissimum T. C. Fuller 1957-9-16 304 -57 Plumas Storrie. Comment
  CHSC40956  Cirsium occidentale var. candidissimum J. D. Jokerst 1984-7-10 2093 Plumas Canyon of Indian Creek between creek and Indian Creek Rd. east of Rattlesnake Ravine. 1249 Comment
  CDA1513  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller, W. T. Parsons 1960-7-27 4889 Plumas Sierra Valley; W side of Loyalton-Vinton Hwy (Hwy 49) just N of Sierra County line. Comment
  CAS-BOT-BC205708  Cistanthe umbellata James R. Shevock 1985-5-19 11172 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 26N70 at Dixie Valley, and 1.2 miles south of junction with road 28N01 1800 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-BC228905  Cistanthe umbellata Rimo Bacigalupi 1927-7-11 1716 Plumas Near Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC228913  Cistanthe umbellata M. S. Taylor 1982-5-19 4485 Plumas Ramelli Ranch ca. 1 mi w of Beckwourth 1487 Comment
  CAS-BOT-BC228919  Cistanthe umbellata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54400 Plumas Grizzley [Grizzly] Summit, 6 miles southwest of Bucks Lake 1676 Comment
  CHSC94110  Clarkia mildrediae subsp. lutescens Lowell Ahart 2006-7-9 12920 Plumas Below an open ridge, about 100 yards north of the paved basalt road, about 4 miles (air) northwest of Tamarack Flat, about 6 miles (air) northwest of Little Grass Valley Reservoir. 1650 Comment
  CHSC27036  Clarkia mildrediae subsp. mildrediae James Jokerst; Robert A. Schlising 1978-6-21 3288 Plumas Feather River Canyon, 4.2 mi N of Storrie (= 9.2 mi N of Butte County line) at Rodgers Flat Power Plant; roadside bank. Along Feather River Highway. Comment
  SJSU15258  Clarkia mildrediae subsp. mildrediae S. Woolhouse 2007-6-9 11 Plumas Highway 70 Comment
  CAS-BOT-BC163852  Clarkia purpurea subsp. quadrivulnera R. W. Thorp 1963-7-2 63 -49 Plumas East end of Quincy Comment
  CAS-BOT-BC164920  Clarkia rhomboidea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2429 Plumas In vicinity of mouth of Butterfly Creek 883 Comment
  SEINET10870533  Clarkia rhomboidea Leslie D. Gottlieb 1987-8-22 Gottlieb 8758 Plumas Specimen grown in Genetics Department greenhouse, UC Davis, Fall 1987 from seeds collected Aug 22, 1987. Rt. 70, 0.6 mile west of De Sabla Power Station, or about 5.2 to 5.7 miles south of Yellow Creek Bridge. Comment
  UC1143254  Clarkia rhomboidea H. and M. Lewis 1950-6-30 741 Plumas 7.3 mi e Hwy. 89 and 24 junction (Quincy to Belden) Comment
  CAS-BOT-BC165393  Clarkia stellata A. A. Heller; P. B. Kennedy 1907-7-9 8778 Plumas Prattville Comment
  CDA17277  Clarkia stellata G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16304 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  JEPS115782  Clarkia stellata Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15865 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  RSA0059949  Clarkia stellata G. Fred Hrusa 1997-5-30 13840 Plumas Sierra Nevada: 2.5 miles east of Spring Garden on Highway 70, and 0.5 mile south of Estray Creek 1540 Comment
  RSA73357  Clarkia stellata F. W. Peirson 1926-6-21 6798 Plumas Open flat strip along shore of Lake Almanor. Comment
  SD133956  Clarkia stellata Barbara Ertter, Gary Schoolcraft 1989-7-3 8638 Plumas road to Lone Rock & Red Rock on south side of Diamond Mountain circa 10 airmiles south of Susanville, near Morton Creek crossing, dry roadbank in forest; 1829 Comment
  SD8160  Claytonia exigua subsp. exigua Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC451738  Claytonia lanceolata Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC451743  Claytonia lanceolata Anna Head 1920-6-15 s.n. Plumas Gold Lake, Feather River Region Comment
  CHSC43718  Claytonia lanceolata Vernon Oswald 1984-6-25 1322 Plumas La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte. Growing on the wooded edge of a mountain meadow. 1889 Comment
  CHSC4926  Claytonia lanceolata M. S. Taylor 1981-4-30 3577 Plumas In plantation, ca. 1/2 mi n of 22N818, ca. 1 mi e of Big Peak and 4 mi w of Little Grass Valley Reservoir. 1706 Comment
  JEPS100225  Claytonia lanceolata Dean W. Taylor 2002-7-3 18220 Plumas Forest Road 22N27 ca. 0.5 miles west from junction Forest Road 22N29 (ca. 1 air mile NW of Little Grass Valley dam) 1706 Comment
  JEPS48668  Claytonia lanceolata Esther C. Fritz 1933-7-1 Plumas summit of Spanish Peak; Spanish Peak 2133 Comment
  UC1075705  Claytonia lanceolata Robert J. Weatherby 1955-6-22 1537 Plumas meadow just below Spanish Peak 2133 Comment
  CHSC81401  Claytonia parviflora subsp. parviflora L. P. Janeway 1996-5-20 4974 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwest of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC439877  Claytonia perfoliata John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2075 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CHSC34268  Claytonia rubra subsp. rubra M. S. Taylor 1981-5-10 3674 Plumas N side of Antelope Lake, ca. 1/4 mi e of Boulder Creek and USFS Work Center, between rd and lake, ca. 20 mi ne of Taylorsville. 1536 Comment
  SEINET5336427  Claytonia rubra subsp. rubra A. A. Heller, P. B. Kennedy 1907-7-11 8804 Plumas Prattville Comment
  CHSC82451  Clintonia uniflora Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9830 Plumas On the south side of Forest Road 22N94, about 75 yards west of Forest Road 22N94E, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1577 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
  UC138692  Collinsia parviflora Mrs. A. L. Coombs 1902-7-7 Plumas Prattville Comment
  CDA18734  Collinsia parviflora G. D. Barbe, T. C Fuller 1982-7-15 3748 Plumas Plumas National Forest; 5.2 miles northeast of junction with road to Red Hill. 1524 Comment
  RSA165578  Collinsia parviflora Clare B. Hardham 1961-6-15 7425 Plumas Engelmine. 1829 Comment
  RSA79434  Collinsia parviflora F. W. Peirson 1926-6-21 6785 Plumas East slope of Sierra Nevada, Humboldt Road. Comment
  UCSB27406  Collinsia parviflora Kunze, G. 1971-6-6 Plumas California 89; 5 miles south of Canyon Dam 1005 Comment
  CDA11854  Collinsia tinctoria G. F. Hrusa, E. Sandoval 1993-5-29 11134 Plumas Corner of Hwy 70 and Pulga Rd. at bridge over Feather River. Comment
  CHSC21191  Collinsia torreyi F. T. Griggs; A. Pass 1975-7-10 148 Plumas Buck's Lake Forest Service Survey. Comment
  RSA166260  Collinsia torreyi H. Dearing, M. Dearing 1939-7-4 3833 Plumas Gold Lake. Comment
  JEPS87595  Collomia grandiflora Lowell Ahart 1994-7-7 7461 Plumas about 0.75 air mi s Pilot Peak (on n side of Pacific Crest Trail, on Bunker Hill Ridge, Plumas and Sierra Counties); Bunker Hill Ridge, Pacific Crest Trail 2011 Comment
  SEINET13778165  Collomia linearis A. A. Heller, P. B. Kennedy 1907-7-9 8782 Plumas Prattville Comment
  JEPS113458  Collomia tinctoria Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13997 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
  SEINET12326110  Collomia tinctoria W. Knight, Knight, I. 1983-1 4940 Plumas confluence of North Fork of Feather River and Warner Creek on rd between Chester and Drakesbad 1463 Comment
  CAS-BOT-BC157360  Comarum palustre H. E. Brown 1897-8-15 s. 642 Plumas Near Lassen Buttes 1828 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
  JEPS64323  Corallorhiza maculata W. I. Follett 1933-7-18 6 Plumas 1/4 mi w Deadwood Summit (upper end of ravine); Deadwood Ravine 1341 Comment
  UC1075743  Corallorhiza maculata Robert J. Weatherby 1955-7-4 1594 Plumas across creek 1/2 mi below Deane Valley (near Meadow Valley); Rock Creek 1341 Comment
  HSC102786  Cordylanthus tenuis subsp. tenuis L. Ahart, John Dittes 2009-7-15 16089 Plumas About 2.8 air miles SE of Butt Valley Reservoir Dam, NE of Forest Service Rd. 26N67, south side of FS Road 26N671 1703 Comment
  CHSC21081  Cornus nuttallii F. T. Griggs; A. Pass 1975-7-2 50 Plumas Buck's Lake Forest Service Survey. Comment
  POM77896  Cornus nuttallii Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. On the Big Divide. 1829 Comment
  SBBG50827  Cornus nuttallii J. D. Watjen 1969-5-4 39 Plumas Feather River Cyn, 9.2 mi SW of Confluence with Rock Crk 457 Comment
  CAS-BOT-BC210311  Cornus sericea John Thomas Howell 1961-6-21 36632 Plumas Greenville 1097 Comment
  CHSC88659  Corydalis caseana subsp. caseana B. Castro 1992-9-28 Plumas Plumas National Forest. In a creek. 1645 Comment
  CAS-BOT-BC401877  Corydalis caseana subsp. caseana Beryl O. Schreiber 1938-7-10 2527 Plumas 1/4 mile south of U. C. Forestry Camp near Mdw. Valley 1097 Comment
  RSA0049643  Crataegus douglasii Dean Wm. Taylor 2012-6-7 21253 Plumas Indian Valley; several large bushes along County Road 112 [North Valley Road] just N of junction of County Road 214 [North Arm Road]; ca. 1.5 mile N of Taylorsville) 1066 Comment
  SD8926  Crepis R. M. Austin 1882-7-24 Plumas Big Meadows Comment
  RSA755686  Crepis acuminata L. Ahart, John Dittes 2009-7-15 16098 Plumas East of the power line on the south side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  CHSC82078  Crepis intermedia L. P. Janeway 2001-8-5 7425 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  UC176424  Crepis intermedia A. A. Heller and P. B. Kennedy 1907-7-11 8802 Plumas Prattville Comment
  SEINET10474585  Crepis modocensis Mary Susan Taylor 1982-5-17 Taylor 4466 Plumas 5600 ft. T22N R14E se/se sec 6. Portola quad. Dry rocky volcanic flats and outcrops, n side of 22N55, near its jct with 22N54 & 27N88, ca. 2 mi se of Portola. 1707 Comment
  CAS-BOT-BC291577  Crepis modocensis subsp. modocensis Gladys L. Smith 1976-6-7 4564 Plumas Balsamorhiza Flat 20 miles east of Quincy along Route 70, Sierra Nevada 1524 Comment
  CHSC110284  Crepis modocensis subsp. subacaulis B. Castro; L. P. Janeway 2006-6-3 1567 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. 1673 Comment
  CAS-BOT-BC291591  Crepis modocensis subsp. subacaulis Anna Head 1921-6-15 s.n. Plumas Lake Independence, Feather River Region 2133 Comment
  JEPS113555  Crepis monticola Lowell Ahart, John Dittes 2007-6-17 14193 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  RSA95140  Crepis monticola F. W. Peirson 1926-6-22 6829 Plumas Drakesbad, Lassen National Park. 1677 Comment
  CHSC58157  Crepis occidentalis subsp. conjuncta Vernon H. Oswald 1992-6-18 4998 Plumas Lassen Volcanic National Park. Warner Valley-Drakesbad Rd. just inside the boundary of the park. Openings bordering the N side of the road. 1615 Comment
  UC346563  Crepis occidentalis subsp. conjuncta E. B. Babcock 1928-6-14 154 Plumas Gray Eagle Resort; gully near bath house Comment
  SEINET5343724 Image available Crepis runcinata var. andersonii W. Harnach, N. Harnach 1989-6-17 146 Plumas Sierra valley, approx 200 ft. west of the steel bridge on Marble Lane 1488 Comment
  CAS-BOT-BC190200  Crypsis vaginiflora Lowell Ahart 1981-9-6 3100 Plumas Sierra Nevada. 1.5 mile southwest of Crescent Mills. 1200 Comment
  CHSC43471  Cryptantha affinis Lowell Ahart 1977-7-9 1448 Plumas Near the South Fork of the Feather River, about 1/2 mile north of the Feather Fork Mine, about 6 miles north of La Porte. 1706 Comment
  JEPS114425  Cryptantha affinis Lowell Ahart 2008-7-9 15061 Plumas Near seeps, on the east side of the good logging road , about 100 yards south of a small stream, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1645 Comment
  CDA18482  Cryptantha affinis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3235 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  RSA666471  Cryptantha echinella Barbara Ertter 1988-7-25 7854 Plumas Diamond Mountains: ca. 15 air miles due S of Susanville, sheep camp on Pierce Creek. 1982 Comment
  CDA18585  Cryptantha flaccida G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3285 Plumas Sierra Nevada; 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  CHSC43472  Cryptantha intermedia Lowell Ahart 1979-7-18 1990 Plumas Along the road to Cleghorn Bar, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1676 Comment
  JEPS103429  Cryptantha simulans Lowell Ahart 2002-7-18 9861 Plumas Basalt ridge, ca 1/8 mile N of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) NW of La Porte. 1764 Comment
  CHSC102750  Cryptantha torreyana Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16149 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC53150  Cryptantha torreyana L. P. Janeway 1989-6-20 3341 Plumas Plumas National Forest. Southwest side of Red Clover Valley. 1691 Comment
  JEPS115225  Cryptantha torreyana Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16149 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  UCD120098  Cryptantha torreyana John Thomas Howell 1960-7-18 35545 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CHSC92147  Cryptogramma acrostichoides Lowell Ahart; John Dittes 2005-9-19 12373 Plumas Large rock outcrop, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  SD27412  Cryptogramma acrostichoides Mrs. R. M. Austin 1879-1 Plumas Comment
  SD9684  Cryptogramma acrostichoides Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
Read comments
Jul 11 2010
  JEPS88222  Cuscuta californica Vernon H. Oswald and Lowell Ahart 1996-8-14 8150 Plumas NE of La Porte on the La Porte - Quincy Road 0.9 mi N of the road to Johnsville (0.9 mi N of the Sierra Co. 2 mi post); northern High Sierra Nevada 1889 Comment
  JEPS107606  Cuscuta californica var. californica Lowell Ahart, Josephine Guardino 2005-8-10 12303 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
  CHSC36924  Cuscuta pentagona M. S. Taylor; H. Swanson 1982-8-11 4971 Plumas Along n side of Jamison Creek Rd (507), on cliffs, ca. 1 mi w of Plumas-Eureka State Park, ca. 3 mi sw of Johnsville. 1798 Comment
  HSC93237  Cuscuta subinclusa Vernon H. Oswald, L. Ahart 1996-8-14 8173 Plumas N 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 1677 Comment
  RSA104169  Cycladenia humilis Mrs. R. M. Austin 1880-1 s.n. Plumas [no locality information provided] Comment
  SEINET12282870  Cycladenia humilis J. G. Lemmon 6 s.n. Plumas Peaks of Plumas Co Comment
  CHSC73726  Cymopterus terebinthinus var. californicus B. Castro 1997-6-9 729 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir, on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22N50X which climbs the peak. 1694 Comment
  CAS-BOT-BC114720  Cyperus difformis John Thomas Howell 1959-9-26 35064 Plumas Near Virgilia. 838 Comment
  CAS-BOT-BC113877  Cyperus niger var. capitatus Isabel McCracken 1936-9-8 s.n. Plumas Twin Lakes, Kit Carson Pass Comment
  CHSC55567  Cyperus squarrosus L. P. Janeway 1989-7-7 3464 Plumas Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley. 1737 Comment
  CHSC99800  Cyperus squarrosus Lowell Ahart 2008-7-9 15067 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte. 1689 Comment
  UCD141099  Cyperus squarrosus E. K. Balls 1950-9-14 15814 Plumas 6 miles NW of Chester, North Fork Feather River. 1402 Comment
  CAS-BOT-BC114125  Cyperus squarrosus Lowell Ahart 1985-8-1 30152 A Plumas Antelope Reservoir, on silty soil. 1584 Comment
  UC1100556  Cyperus squarrosus Malcolm A. Nobs and S. Galen Smith 1949-8-18 1388 Plumas just s. Chester (Last Chances Marshes at n. end of Lake Almanor); Lake Almanor, Last Chances Marshes 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
  UCD141153  Cyperus strigosus John Thomas Howell 1959-9-26 35080 Plumas Storrie. 548 Comment
  RSA139107  Cypripedium californicum Lee W. Lenz 1958-6-19 23529 Plumas North Fork, Feather River above Beldon 610 Comment
  UCR133573  Cypripedium californicum Lee W. Lenz 1958-6-19 23529 Plumas North Fork Feather River above Beldon 610 Comment
  CHSC46168  Cystopteris fragilis Lowell Ahart 1973-5-31 250 Plumas Near the Little North Fork of the Feather River. 1066 Comment
  CAS-BOT-BC70666  Cystopteris fragilis Anna Head 1921-7-23 s.n. Plumas Gray Eagle Trail, Feather River region Comment
  JEPS62351  Cystopteris fragilis James W. Daly 1937-5-24 Plumas near Quincy Q Comment
  CAS-BOT-BC189662  Danthonia californica Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1371 Comment
  UC718005  Danthonia californica var. americana David D. Keck 1944-7-8 5440 Plumas Lake Almanor; s end, e side of dam 1341 Comment
  CAS-BOT-BC192350  Danthonia unispicata John Thomas Howell; Gordon H. True 1967-7-11 43296 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CAS-BOT-BC76207  Darlingtonia californica Lewis S. Rose 1966-7-27 66058 Plumas Butterfly Valley. 3 miles west of Keddie. 1066 Comment
  RSA169469  Darlingtonia californica L. S. Rose 1963-6-3 s.n. Plumas Butterfly Valley, 2 miles W of Keddie. 1189 Comment
  RSA82881  Darlingtonia californica J. M. Tucker 1951-8-1 2205 Plumas About 1 mile W of keddie Comment
  UC1127099  Darlingtonia californica A. E. Wieslander 1927-7-7 8 Plumas Feather River Experiment Station Downieville Quadrangle 1066 Comment
  UC635467  Darlingtonia californica Mrs. H. M. Hall 1927-4-20 Plumas Butterfly Valley Comment
  CAS-BOT-BC76201  Darlingtonia californica M. S. Taylor 1982-8-23 5041 Plumas Both sides of Virgilia-Meadow Valley Road (25N17), ca. 0.5 mile west of York Creek, south of Twelvemile Ravine 1341 Comment
  SD8329  Darmera peltata Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  RSA468320  Darmera peltata Christopher Davidson 1975-6-7 2743 Plumas Ca 3 mile E of Quincy on Hwy 70-89. Greenhorn Creek. 1120 Comment
  CHSC45505  Delphinium nudicaule Lowell Ahart 1976-6-14 1140 Plumas Near the edge of the West Branch of Hopkins Creek, about 10 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC9824  Delphinium nudicaule Mrs. H. C. Cantelow 1939-5-30 4266 Plumas N. Spanish Creek, 4 mi. W of Quincy Comment
  JEPS60599  Delphinium nudicaule E. Fritz 1936-5-27 Plumas Spring Hill trail Meadow Valley 1371 Comment
  SEINET5338036  Delphinium nudicaule P. A. Lehenbauer 1937-5-30 s.n. Plumas On Feather River 60 miles from Reno Near Feather River Inn. Comment
  SEINET5338037  Delphinium nudicaule M. J. Williams 1968-5-28 s.n. Plumas Squirrel Creek. 1219 Comment
  UCD40409  Delphinium nudicaule Rodney Gale Myatt 1971-6-13 741 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CDA18698  Delphinium nuttallianum G. D. Barbe, T. C. Fuller 1982-6-15 3705 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CHSC107458  Delphinium nuttallianum Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-7-6 19 Plumas Northern High Sierra Nevada. 1.9 miles East of intersection of 22N60, 22N27, and Pacific Crest Trail, 500 ft downslope of 22N27 road. 1744 Comment
  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
  CHSC45508  Delphinium nuttallianum Lowell Ahart 1976-6-18 1141 Plumas Near Bunker Hill Creek, about 1/4 mile south-east of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  SBBG25598  Delphinium nuttallianum C. B. Hardham 1961-6-16 7476 Plumas Diamond Peak [Diamond Mountain] Comment
  CAS-BOT-BC116111  Delphinium nuttallianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Plumas Plumas Co. Comment
  RSA0037158  Delphinium nuttallianum G. D. Barbe, T. C. Fuller, John Thomas Howell 1981-6-26 3361 Plumas 0.3 mile southwest of Buck Summit, meadow southeast of the road formed by Bucks Creek. 1645 Comment
  UCD13270  Delphinium nuttallianum Dean Dubbe 1974-5-18 14- 7 Plumas Plumas CO. Butterfly Valley, 6 miles northwest of Quincy, off of Hwy 89. Elevation 3600 feet. 1097 Comment
  CDA31656  Deschampsia cespitosa A. A. Beetle 1941-6-28 2771 Plumas W side of Lake Almanor 0 Comment
  SEINET3927158  Deschampsia cespitosa A. A. Beetle 1941-6-28 2771 Plumas West side of Lake Almanor.; 0 Comment
  CAS-BOT-BC194264  Deschampsia cespitosa subsp. cespitosa George W. Gillett 1957-7-18 826 Plumas West bank of inlet to Willow Lake, near north shore of willow Lake 1661 Comment
  SBBG128096  Deschampsia cespitosa subsp. cespitosa L. Ahart, J. Dittes, J. Guardino 2009-7-29 16 210 Plumas bottom of a snow lake, on the S side of Forest Rd 26N67F3, 1.2 mi NE of Rush Crk Hill, 2.6 mi ESE of Caribou Powerhouse 1677 Comment
  CHSC58051  Deschampsia danthonioides Vernon H. Oswald; Lowell Ahart 1992-6-2 4977 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. 1767 Comment
  JEPS115987  Deschampsia danthonioides Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15897 Plumas About 200 yards northwest of Lake Almanor Dam, depressions in mined over area 1421 Comment
  SEINET10900456  Deschampsia danthonioides Alan A. Beetle 1941-6-28 Beetle 2767 Plumas West side of Lake Almanor, mountain meadow in open pine forest. Assoc. Crepis, Sanicula tuberosa, Phacelia. 1829 Comment
  CAS-BOT-BC201896  Deschampsia elongata Lowell Ahart 1985-7-3 5100 Plumas Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/2 miles north-east of La Porte 1584 Comment
  CHSC24275  Deschampsia elongata K. R. Stern 1975-7-24 Plumas SW side of Lake Almanor. Comment
  UCD63490  Deschampsia elongata G. L. Stebbins Jr. 1939-7-6 2897 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CHSC110281  Descurainia incana B. Castro 2005-10-20 1527 Plumas N. High Sierra Nevada. Lake Davis/Grizzly Dam, ca 5 air mi N of Portola. On NNE-facing slope overlooking Big Grizzly Creek, ca 1000 ft downstream (SE) of dam and E of the main Lake Davis Rd (USFS Rd 24N07). 1737 Comment
  UC570179  Descurainia incisa subsp. filipes E. Sawyer 1935-6-10 89 Plumas 4.5 mi se Sugarloaf; Sierraville Quad. 1493 Comment
  CAS-BOT-BC43271  Descurainia pinnata subsp. glabra M. S. Taylor 1982-9-13 5128 Plumas Ramelli Ranch, at junction of Grizzly Creek and Feather River, ca. 2 miles west of Beckwourth. 1487 Comment
  CHSC502  Descurainia pinnata subsp. halictorum G. Spurlock 1935-6-1 Plumas Chilcoot. 1524 Comment
  SEINET10448461  Descurainia richardsonii subsp. viscosa Mary Susan Taylor 1982-5-19 Taylor 4480 Plumas T23N R14E se/se sec 29. Portola quad. Ridgetop, sagebrush scrub & sandy soils, Ramelli Ranch, on ridge 1.5 mi e of Portola. 5760 ft. 1756 Comment
  CAS-BOT-BC402456  Dicentra formosa subsp. formosa Marcus E. Jones 1897-7-6 s.n. Plumas Prattville, 13 miles west 1371 Comment
  SEINET8769425  Dicentra uniflora W. Harnach, N. Harnach 1990-4-13 256 Plumas Sierra Valley, Approx 0.25 N of Sierra/Plumas Co. line of Co. Rd. A-23, Barry Hill (McElroy on maps). 1615 Comment
  CAS-BOT-BC402609  Dicentra uniflora Anna Head 1921-6-26 s.n. Plumas Near Gold Lake, Feather River Region Comment
  CAS-BOT-BC253626  Dichanthelium acuminatum subsp. acuminatum Thomas H. Kearney 1945-8-16 s.n. Plumas Boiling Springs Lake, near Drakesbad, Lassen National Park Comment
  RSA52856  Dichanthelium acuminatum var. fasciculatum R. Weatherby 1950-7-17 1467 Plumas Feather River Camp, 4 miles north of Quincy 1067 Comment
  CAS-BOT-BC502674  Dichelostemma multiflorum A. A. Heller; B. B. Kennedy 1907-7-8 8768 Plumas Near Greenville Comment
  CAS-BOT-BC502701  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas Near Gray's Flat on Highway #24 868 Comment
  UCD139255  Dichelostemma multiflorum E. W. Jameson 1949-6-12 s.n. Plumas 6 miles north of Keddie. 1371 Comment
  JEPS100473  Dieteria canescens var. canescens Dean W. Taylor 2000-8-12 17569 Plumas ca. 5 air miles SE from Antelope Lake; drainage of Last Chance Creek; Camp 14 (ca. 5 air miles SE from Antelope Lake), drainage of Last Chance Creek, along Forest Road 26N07 1694 Comment
  CHSC81101  Dieteria canescens var. shastensis Lowell Ahart 2001-8-29 9223 Plumas On the north side of Doyle Grade Road, about 1/4 mile west of Meadow View Station, about 6 miles (air) north of Frenchman Lake. 1828 Comment
  UC774939  Dieteria canescens var. shastensis Carl B. Wolf 1937-9-5 9291 Plumas Lake Almanor to Westwood (at Lassen Co. Line, Prop. No. 3053); Northern Sierra Nevada, Lake Almanor to Westwood at Lassen C 1463 Comment
  CAS-BOT-BC153638  Diplacus jepsonii George W. Gillett 1957-7-18 808 Plumas On north-east side of Boiling Springs Lake 1813 Comment
  CHSC10697  Diplacus mephiticus Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CHSC112113  Diplacus mephiticus L. P. Janeway 2014-7-30 11566 Plumas Northern High Sierra Nevada. Plumas National Forest; 2.3 air-mi northe of the Little Grass Valley Reservoir dam; near top of ridge above Road 22N27 0.6 km north of the major junction with the 94 road. 1765 Comment
  SJSU14464  Diplacus mephiticus N. A. Hopkins 1990-7-1 1623 Plumas 17.2 mi N of Beckwourth on Beckwourth-Genesee Rd 1706 Comment
  CHSC87841  Diplacus pygmaeus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11050 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote. 1777 Comment
  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
  SEINET229741  Diplacus torreyi Noel H. Holmgren, Patricia K. Holmgren 1980-1 9440 Plumas St Hwy 36, 6.5 km (4 mi) W of Westwood 1490 Comment
  CAS-BOT-BC151694  Diplacus torreyi Lewis S. Rose 1939-6-8 39270 Plumas S. end of Lake Almanor 1371 Comment
  CHSC21082  Disporum hookeri F. T. Griggs; A. Pass 1975-7-2 51 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC88990  Disporum hookeri N. Mann; J. Sitts 1982-6-22 Plumas Plumas National Forest. On Oak Ridge. 701 Comment
  RSA0091942  Dodecatheon Bonnie C. Templeton 1968-1 11298 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC136149  Dodecatheon alpinum John Thomas Howell 1951-6-27 27612 Plumas Jamison Creek - Sierra Nevada 1950 Comment
  UC105773  Dodecatheon alpinum Mrs. R. M. Austin July 1896 376 Plumas Lassens Peak Comment
  RSA101510  Dodecatheon conjugens R. Weatherby 1955-7-2 1595 Plumas Pine Creek near Argentine Rock Lookout. 2134 Comment
  SBBG29824  Downingia bacigalupii Mrs. H. P. Bracelin 1932-7-25 695 Plumas 7 mi S of Chester 1524 Comment
  SD87811  Downingia bacigalupii Frank W. Peirson 1926-6-21 6802 Plumas Near Lake Almanor. Comment
  UC1243996  Downingia bacigalupii John H. Weiler 1959-6-20 59185 Plumas 1.5 mi ne Sattley, Sierra County (along the Sattley-Beckwith road) Comment
  CAS-BOT-BC41398  Draba verna Mrs. Joseph Clemens 1920-3-11 s.n. Plumas Crescent Mills. 1066 Comment
  CHSC10630  Draba verna Lowell Ahart 1969-5-11 Plumas Near Beckwourth, Sierra Valley. 1219 Comment
  CHSC21551  Draperia systyla L. M. Mayer; D. E. Brink Jr. 1975-7-2 Plumas Bucks Lake Floristic Survey. Comment
  SBBG32356  Draperia systyla L. S. Rose 1967-7-9 Plumas Caribou, North Fk of Feather River 762 Comment
  UC367085  Drosera rotundifolia J. G. Lemmon and wife June 1875 Plumas Butterfly Val. Comment
  UCD123985  Drosera rotundifolia Barry Rice 2011-7-16 BR 110706 Plumas no exact location. 1560 Comment
  RSA0011663  Drosera rotundifolia Malcolm A. Nobs, S. Galen Smith 1949-8-19 1446 Plumas Butterfly Valley. Comment
  JEPS115702  Drymocallis glandulosa var. glandulosa Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15864 -B Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  UC176202 Image available Drymocallis lactea var. austiniae A. A. Heller 1913-6-13 10863 Plumas near Quincy; ; Quincy, Plumas Co. 1066 Comment
  CAS-BOT-BC159304  Drymocallis lactea var. lactea Ella Dales Cantelow 1939-5-20 4318 Plumas Indian Valley, S.E. of Prattville Comment
  CHSC69526  Echinochloa colona Lowell Ahart 1997-9-11 7898 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/8 mile south of Mosquito Creek, about 5 miles (air) northeast of Belden. 792 Comment
  CHSC34783  Echinochloa crus-galli L. Ahart 1981-9-6 3097 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  SEINET10479913  Elatine Lowell Ahart 1985-7-11 Ahart 5122 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CHSC112617  Elatine ambigua Lowell Ahart 2013-9-11 19023 AL: Plumas On strand of Antelope Lake, where Boulder Creek enters the lake, Antelope Lake, about 15 miles (air) northeast of Taylorsville. 1549 Comment
  JEPS102770  Eleocharis acicularis Lowell Ahart 2001-8-29 9230 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS103495  Eleocharis acicularis Lowell Ahart 2002-6-26 9756 Plumas In a meadow, on the SW side of a gravel road, ca 2 miles (air) NW of Little Grass Valley Reservoir dam, ca 5 miles (air) NW of La Porte. 1741 Comment
  SEINET10938700  Eleocharis acicularis Lowell Ahart 1985-7-11 Ahart 5125 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  SEINET3910464  Eleocharis acicularis Lowell Ahart 1985-7-11 5137 Plumas 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.; 0 1585 Comment
  CAS-BOT-BC113495  Eleocharis bella Lowell Ahart 1985-7-11 5137 Plumas Below the high water line of Little Grass Valley Reservoir, 1584 Comment
  CAS-BOT-BC113512  Eleocharis bella John Thomas Howell; Gordon H. True 1967-7-9 43266 Plumas Meadow at Quincy 1036 Comment
  CHSC101958  Eleocharis bella Lowell Ahart; John Dittes 2009-7-27 16189 Plumas On dry bare soil, about 20 yards north of the poor dirt road, on the bottom of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC82152  Eleocharis coloradoensis L. P. Janeway 2001-7-25 7389 A Plumas High Cascade Range. Southwest side of Lake Almanor, below high water line, about 100 m out; near Hwy 89 2.3 km north-northwest of Almanor West Road. 1372 Comment
  CAS-BOT-BC113383  Eleocharis engelmannii Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  CAS-BOT-BC113389  Eleocharis engelmannii Lowell Ahart 1981-9-6 3101 Plumas 1 1/2 mi SW of Crescent Mills. 1200 Comment
  JEPS102596  Eleocharis engelmannii Lowell Ahart 2001-10-16 9376 Plumas On the north side of a bank and a small stream, on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  CAS-BOT-BC113397  Eleocharis engelmannii var. detonsa John Thomas Howell 1951-8-20 28212 Plumas Genessee 1127 Comment
  CAS-BOT-BC113148  Eleocharis palustris George Wilson Gillett 1957-7-18 827 Plumas Meadow at N end of Willow Lake, along inlet from Little Willow Lake. 1661 Comment
  CAS-BOT-BC112021  Eleocharis suksdorfiana Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1871 Plumas In wet area in Butterfly Valley proper. Comment
  SEINET3153457  Eleocharis torticulmis L. P. Janeway, B. Castro 2000-7-3 6876 Plumas Northern High Sierra Nevada; head of small drainage to East Branch North Fork Feather River from the southeast, vicinity of Paxton; about 1.1 km north of Butterfly Valley Botanical Area 1189 Comment
  CAS-BOT-BC227599  Elymus elymoides John Thomas Howell 1962-6-19 37884 Plumas Beckwourth Pass 1584 Comment
  CHSC53725  Elymus elymoides subsp. californicus L. P. Janeway 1989-7-7 3466 Plumas Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley. 1706 Comment
  JEPS113649  Elymus elymoides subsp. californicus Lowell Ahart, John Dittes 2007-6-16 14143 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UC1132968  Elymus elymoides subsp. elymoides E. Sawyer 1935-7-12 285 Plumas 3 1/2 mi e Beckwith Butte; Sierraville Quadrangle Comment
  CHSC24266  Elymus glaucus K. R. Stern 1975-7-24 Plumas SW side of Lake Almanor. Comment
  RSA299615  Elymus glaucus J. T. Howell 1962-6-17 37688 Plumas Sierra Nevada; Butterfly Valley 1037 Comment
  UC1037259  Elymus glaucus Leo Whitney 1933-9-25 104 Plumas near Squaw Canyon (ne of Plumas National Forest) 2133 Comment
  CHSC115893  Elymus glaucus subsp. glaucus L. P. Janeway 2015-7-29 11812 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  CAS-BOT-BC228657  Elymus multisetus John Thomas Howell 1955-7-19 30779 Plumas Beckwourth 1493 Comment
  UCD62557  Elymus repens John Thomas Howell 1967-6-22 42663 Plumas Court house square, Quincy. 1036 Comment
  CHSC108083  Elymus sierrae Lowell Ahart 2011-9-20 17681 Plumas On the northwest side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  UCD62712  Elymus trachycaulus Lewis S. Rose 1968-6-10 68095 Plumas Quincy. 1036 Comment
  CAS-BOT-BC204411  Elymus trachycaulus subsp. trachycaulus David D. Keck 1944-7-8 5419 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather River 1356 Comment
  UCD62626  Elymus trachycaulus subsp. trachycaulus A. A. Beetle 1941-6-28 2791 Plumas West side of Lake Almanor. 1828 Comment
  CDA12143  Elytrigia intermedia subsp. barbulata G. F. Hrusa, J. Dinsdale 1989-6-25 7191 Plumas Sierra Nevada; Bucks lake north shore. Comment
  CHSC36852  Elytrigia intermedia subsp. barbulata M. S. Taylor 1982-6-28 4761 Plumas Ramelli Ranch, between Calpine Rd (109) and cow pastures; ca. 1 mi w of Beckwourth, s of Hwy 70. 1487 Comment
  UCR3609  Epilobium angustifolium Wm. Horn Jr. 1963-7-14 630714- 4 Plumas Northern Sierra Nevada Mtns, 1.75-2.0 mi west of Meadow Valley store on [S side of] Big Creek 1189 Comment
  RSA59426  Epilobium brachycarpum E. K. Balls 1950-9-15 15856 Plumas South tip Lake Almanor, near P. G. E. dam, Highway 89. 1372 Comment
  SEINET10453004  Epilobium brachycarpum Mary Susan Taylor 1981-7-13 Taylor 3994 Plumas 5600 ft. T24N R16E south center sec 33, Frenchman Lake quad; Frenchman Lake Canyon, 0.5 mi S of the dam, ca. 11 mi N of Chilcoot on Hwy 70; Sagebrush Scrub, dry sandy soil in open sun. 1707 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
  CAS-BOT-BC171718  Epilobium canum subsp. latifolium Mrs. A. L. Combs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC43406  Epilobium canum subsp. latifolium Lowell Ahart 1979-8-4 2009 Plumas About 1 mile west of Pilot Peak, about 12 miles north-east of La Porte. 1828 Comment
  CHSC95014  Epilobium canum subsp. latifolium Lowell Ahart 2006-10-23 13497 Plumas On large gravel, on the south side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  JEPS114617  Epilobium canum subsp. latifolium Lowell Ahart 2008-9-10 15380 Plumas On the south side of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  UCD105466  Epilobium canum subsp. latifolium R. Carter 1966-7-10 475 Plumas 2 miles N of Bucks summit along W side of Oroville-Quincy Road. 1615 Comment
  RSA0105544  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. 1533 Comment
  SD130487  Epilobium ciliatum subsp. ciliatum John Thomas Howell 1976-7-15 51859 Plumas Snake Lake, ca. 4.0 miles northwest of Quincy. 1219 Comment
  CHSC102746  Epilobium ciliatum subsp. glandulosum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16148 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam. 1606 Comment
  CHSC108108  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2011-9-17 17661 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CHSC21685  Epilobium ciliatum subsp. glandulosum D. Brink; L. Mayer 1975-7-25 Plumas Buck's Lake. Comment
  CHSC69515  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1997-9-11 7910 Plumas On the east side of Caribou Road, on the east side of the North Fork of the Feather Riverk, at the elevated siphon, about 2 miles (air) northeast of Belden. 731 Comment
  RSA59269  Epilobium ciliatum subsp. glandulosum E. K. Balls 1950-8-31 15563 Plumas Quincy, behind Forest Ranger Station 1098 Comment
  CHSC40248  Epilobium densiflorum K. R. Stern 1985-6-25 8251 Plumas Meadow, vic. Blairsden. 1371 Comment
  CHSC40860  Epilobium densiflorum K. R. Stern 1985-6-25 8231 Plumas Vicinity of Blairsden. 1402 Comment
  CDA13380  Epilobium glaberrimum subsp. glaberrimum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13229 Plumas Sierra Nevada; Upper Bull Run Creek off USFS 23N12E, about 1/4 mile below headwater springs. Comment
  RSA715663  Epilobium glaberrimum subsp. glaberrimum L. Ahart, Josephine Guardino 2005-8-9 12292 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1598 Comment
  SEINET12861783  Epilobium hallianum A. A. Heller 1907-7-9 8785 Plumas [Sierra Nevada] Prattville Comment
  UCD106480  Epilobium hallianum Dean W. Taylor 1976-7-9 6188 Plumas About 1 mile north of Humboldt summit. 1798 Comment
  CHSC87842  Epilobium oregonense Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11057 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote. 1777 Comment
  UCD107489  Epilobium palustre Tim Kuhn 2006-6-23 35 Plumas near Bagley Pass. Comment
  SBBG47394  Equisetum X ferrissii J. T. Howell, G. H. True 1967-7-9 43250 Plumas N Fk of Feather River, 3 mi SW of Caribou 853 Comment
  CHSC66286  Equisetum arvense Lowell Ahart 1996-6-28 7686 Plumas About 1/2 mile south-west of the Feather Fork Mine, about 1 mile north-east of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1676 Comment
  CAS-BOT-BC57393  Equisetum laevigatum David D. Keck 1932-7-3 1675 Plumas Quincy, in the Northern Sierra Nevada, at bridge over Spanish Creek 1066 Comment
  SJSU4629  Equisetum laevigatum C. W. Sharsmith 1969-6-15 7594 Plumas Smith Creek c. 1.5 mi upstream from junction with Middle Fork Feather River 1371 Comment
  HSC92439  Eragrostis pectinacea var. pectinacea L. Ahart 1981-9-6 3107 Plumas Along Indian Creek. About 1/2 mi. SW of the intersection with Hwy. 89 and Arlington Rd., about 11/2 mi. SW of Crescent Mills. 1067 Comment
  CAS-BOT-BC174154  Eremogone aculeata John Thomas Howell 1951-6-28 27689 Plumas Eureka Peak 2133 Comment
  CHSC105593  Eremogone aculeata L. P. Janeway 2010-7-13 10102 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir. 1721 Comment
  CAS-BOT-BC174213  Eremogone congesta var. congesta M. S. Taylor 1981-7-17 4040 Plumas Lakes Basin, Bear Lakes trail, around Cub Lake, ca. 6 air mi s of Mohawk 1981 Comment
  CHSC35935  Eremogone congesta var. suffrutescens M. S. Taylor 1982-5-17 4461 Plumas N side of 22N55, near its jct with 22N54 and 22N88, ca. 2 mi se of Portola, on ridges below Beckwourth Peak. 1706 Comment
  CAS-BOT-BC174296  Eremogone congesta var. suffrutescens Anna Head 1921-7-11 s.n. Plumas Top of Indian Peak, Feather River Region Comment
  SEINET5336744  Eremogone congesta var. suffrutescens A. A. Heller, P. B. Kennedy 1907-7-16 8869 Plumas Grade between Genessee Valley and Summit Comment
  SEINET14608259  Eriastrum signatum W. Harnach, N. Harnach 2003-6-7 1144 Plumas Sierra Valley, ca 2 miles NNE of Chilcoot. 1631 Comment
  UC1111609  Eriastrum signatum Lewis S. Rose 1955-7-19 55140 Plumas Beckworth 1493 Comment
  CAS-BOT-BC286653  Ericameria bloomeri Milo S. Baker 1926-9-2 336 b-'26 Plumas Lee's Camp Comment
  CAS-BOT-BC286659  Ericameria bloomeri Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC55185  Ericameria bloomeri L. P. Janeway 1989-9-6 3642 Plumas Plumas National Forest. Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwouth-Genesee Road (road 111) 6.3 mi north of Beckwourth. 1752 Comment
  CHSC67343  Ericameria bloomeri James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2565 Plumas Red Mtn. Rd. above junction with Rich Gulch Rd., N of Hwy. 70. Comment
  JEPS114518  Ericameria bloomeri Lowell Ahart 2008-8-14 15199 Plumas 20 yards northwest of the metal gate, west side of Forest road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  RSA0039304  Ericameria bloomeri Lowell Ahart 2008-8-14 15199 Plumas 20 yards northwest of the metal gate, west side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  UCSB24680  Ericameria bloomeri McMinn, Howard 1932-8-5 Plumas Chester to Susanville; Plumas and Lassen Co. Comment
  SEINET3146271  Ericameria nauseosa var. bernardina E. K. Balls 1950-9-14 15819 Plumas 6 mi. northwest of Chester, North Fork Feather Riv. 1402 Comment
  CAS-BOT-BC298120  Ericameria nauseosa var. oreophila Lewis S. Rose 1934-7-23 34426 Plumas 2 miles E of Portola Comment
  CHSC69509  Ericameria nauseosa var. oreophila Lowell Ahart 1997-9-11 7903 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/2 mile south of Mosquito Creek, about 4 1/2 miles (air) northeast of Belden. 792 Comment
  SJSU14220  Ericameria nauseosa var. oreophila N. A. Hopkins 1989-8-29 1592 Plumas near Dyson Lane ca. 6 miles north of Loyalton, Sierra Valley 1524 Comment
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Apr 14 2013
  CAS-BOT-BC294285  Ericameria nauseosa var. speciosa E. K. Balls 1950-9-14 15819 Plumas 6 mi. northwest of Chester, North Fork Feather River 1402 Comment
  JEPS113427  Ericameria nauseosa var. speciosa Lowell Ahart, John Dittes 2007-8-9 14430 Plumas About 30 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  CAS-BOT-BC293021  Ericameria parryi var. nevadensis John Thomas Howell 1977-8-11 52693 Plumas North end of Frenchmans Reservoir 1706 Comment
  CHSC92956  Erigeron aphanactis var. aphanactis L. P. Janeway 2005-7-31 8506 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak. 1875 Comment
  UC1730241  Erigeron barbellulatus L. P. Janeway 1998-7-31 5904 Plumas about 0.6 mi S of Pilot Peak (along Pacific Crest Trail at jct of Bunker Hill Ridge and Gibsonville Ridge) 2072 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
  UCR26888  Erigeron bloomeri E. C. Nord, B. W. Parkinson 1958-7-2 N- 89 Plumas Plumas National Forest, 0.5 mi SE of Meadow View [USFS] Guard Station 1982 Comment
  CHSC69510  Erigeron canadensis Lowell Ahart 1997-9-11 7914 Plumas On the east side of Caribou Road, on the east side of the North Fork of the Feather River, at the elevated siphon, about 2 miles (air) northeast of Belden. 731 Comment
  CAS-BOT-BC294961  Erigeron compositus Clare B. Hardham 1970-8-9 17716 TT Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC295997  Erigeron divergens John Thomas Howell 1959-9-24 34931 Plumas Butterfly Creek near mouth, Sierra Nevada Comment
  HSC5544  Erigeron divergens L. S. Rose 1966-7-28 66071 Plumas Quincy 1067 Comment
  JEPS16776  Erigeron divergens Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4348 Plumas about 2 mi e Greenville (along side of road from Greenville to Indian Agency); Indian Valley 1005 Comment
  RSA302614  Erigeron divergens J. R. Shevock 1972-5-19 1792 Plumas Near Greenville, Hwy. 89 915 Comment
  RSA726368  Erigeron eatonii L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13982 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  UC1730239  Erigeron eatonii var. nevadincola L. P. Janeway 1998-7-1 5705 Plumas 0.4 mi NW of Cottonwood Campground (50 ft W (downhill) of Road 25N11) 1767 Comment
  RSA0091208  Erigeron eatonii var. plantagineus Bonnie C. Templeton 1968-1 11278 Plumas [No location data on label. Possibly Trinity County.] Comment
  CHSC96918  Erigeron eatonii var. sonnei Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13982 Plumas Open rocky flat, along the edge of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC65373  Erigeron inornatus var. inornatus Lowell Ahart 1995-9-13 7639 Plumas On the north-west side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC99796  Erigeron inornatus var. inornatus Lowell Ahart 2008-8-13 15165 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC99814  Erigeron inornatus var. inornatus Lowell Ahart 2008-8-14 15198 Plumas 20 yards northeast of the metal gate, east side for Forest Road 22n68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  HSC102795  Erigeron inornatus var. inornatus L. Ahart 2008-8-13 15165 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
  SJSU6634  Erigeron inornatus var. inornatus J. W. Tilden 1958-6-29 1299 Plumas southwest shore of Lake Almanor 1828 Comment
  RSA59484  Erigeron inornatus var. inornatus E. K. Balls 1950-9-15 15865 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  UC336120  Erigeron inornatus var. inornatus unknown 1878-9-1 Plumas near Greenville; Indian Valley Comment
  UC54110  Erigeron inornatus var. inornatus H. M. Hall and E. B. Babcock 1901-7-1 4436 Plumas Indian Valley 1097 Comment
  SEINET10474627  Erigeron inornatus var. viscidulus Mary Susan Taylor 1981-8-25 Taylor 4238 Plumas California: T25N R7E ne1/4 sw1/4 sec 10. Almanor SW quad. Red Hill Lookout, ca. 3 air mi NE of Belden. On serpentine. Plumas County. 6300 ft. 1920 Comment
  OBI49210  Erigeron lassenianus Lewis S. Rose 1939-6-8 39264 Plumas S end of Lake Almanor 1372 Comment
  UC896053  Erigeron lassenianus var. lassenianus Lewis S. Rose 1939-6-8 39264 Plumas Lake Almanor; s end 1371 Comment
  JEPS55231  Erigeron lassenianus var. lassenianus Lewis S. Rose 1967-7-11 67160 Plumas 9.5 mi ne Quincy Junction 1249 Comment
  CAS-BOT-BC295785  Erigeron petrophilus var. sierrensis L. P. Janeway 1993-7-15 4442 Plumas Plumas National Forest, Quincy Ranger District. Flat on top of saddle between Bean Creek (a tributary of upper Spanish Creek) and Berry Creek (a tributary of East Branch North Fork Feather River) 1569 Comment
  CHSC54515  Erigeron petrophilus var. sierrensis Vernon H. Oswald; Beth Corbin 1991-8-13 4824 Plumas Spur road to Middle Campground, located off of Forest Rd 26N26.2, ca. 4 miles south of the PG and E Campground in Humbug Valley. Along the road. 1304 Comment
  CHSC99970  Erigeron petrophilus var. sierrensis Lowell Ahart 2008-9-10 15388 Plumas About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  RSA302619  Erigeron philadelphicus J. R. Shevock 1972-5-19 1789 Plumas Hwy 89, near Indian Falls. Comment
  UCD132019  Erigeron pumilus var. intermedius Lewis S. Rose 1966-7-28 66071 Plumas Quincy. 1066 Comment
  CAS-BOT-BC300263  Erigeron reductus var. reductus Anna Head 1920-7-15 s.n. Plumas Summit Peak above Round Lake, Feather River Region Comment
  SEINET10497045  Eriodictyon californicum Mary Susan Taylor 1982-5-23 Taylor 4514 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  UCD99748  Eriogonum baileyi John Thomas Howell 1959-9-25 35027 Plumas Summit of Beckwourth Pass. 1588 Comment
  CHSC60542  Eriogonum baileyi var. baileyi L. P. Janeway 1992-7-23 4278 Plumas Plumas National Forest Beckwourth Ranger District Jackson Compartment. Gravel bar on north side Middle Fork Feather River near mouth of Bonta Creek and below the Mohawk Ranger Station. 1315 Comment
  SEINET8655788  Eriogonum baileyi var. baileyi W. Harnach 2015-8-6 1436 Plumas 4.85 miles west of Vinton on Hwy 70. 1494 Comment
  CHSC40852  Eriogonum elatum var. elatum K. R. Stern 1985-6-25 8225 Plumas Vicinity of Blairsden. 1432 Comment
  CAS-BOT-BC255755  Eriogonum elatum var. villosum Lewis S. Rose 1955-7-20 55159 Plumas Mohawk 1371 Comment
  SEINET527001  Eriogonum elatum var. villosum Paul Opler, Evi Opler 2004-6-27 Plumas 1 mile east of Clio, granite rocks in intermittently flooded streambed Comment
  SEINET11933189  Eriogonum lobbii M. S. Taylor 1982-1 4930 Plumas Greenville SW quad. Mt Hough summit, ca 7 air mi NNe of Quincy 2204 Comment
  CAS-BOT-BC267331  Eriogonum luteolum var. pedunculatum John Thomas Howell 1951-6-26 27541 Plumas Feather River Canyon, Sierra Nevada 853 Comment
  CDA13397  Eriogonum marifolium G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13246 Plumas Sierra Nevada; Near summit of N side of ridge from headwaters of Bull Run Creek off USFS 23N12E. Comment
  CAS-BOT-BC263298  Eriogonum marifolium var. marifolium John Thomas Howell 1951-6-28 27693 Plumas Eureka Peak 2133 Comment
  CAS-BOT-BC263313  Eriogonum marifolium var. marifolium Anna Head 1920-7-28 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC267378  Eriogonum marifolium var. marifolium John Thomas Howell 1960-7-20 35786 Plumas Lassen Volcanic National Park. Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  CAS-BOT-BC263305  Eriogonum marifolium var. marifolium F. Ehrendorfer 1959-1-1 s.n. Plumas Chester 1524 Comment
  UCD100420  Eriogonum microthecum var. laxiflorum John Thomas Howell 1973-7-31 50070 Plumas summit ridge of Thompson Peak; Diamond Range. 2362 Comment
  CAS-BOT-BC261367  Eriogonum nudum var. deductum Robert J. Weatherby 1950-8-11 1520 Plumas Mt. Elwell, Lakes Basin Area Comment
  JEPS127340  Eriogonum nudum var. deductum Lowell Ahart 2016-7-9 21093 Plumas Top and on the north side Table Mountain, about 2 miles (air) northwest of of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC77677  Eriogonum nudum var. deductum D. Cleveland July 1882 Plumas Big Meadows Comment
  CHSC100448  Eriogonum nudum var. nudum Lowell Ahart 2008-9-10 15385 Plumas North side of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  SD211672  Eriogonum nudum var. nudum Barbara Ertter 1988-7-25 7850 Plumas Diamond Mountains, ca. 15 airmiles due south of Susanville, sheep camp on Pierce Creek. 1981 Comment
  CAS-BOT-BC261605  Eriogonum nudum var. nudum L. P. Janeway 1992-7-30 4297 Plumas Plumas National Forest, Beckwourth Ranger District. McRae Meadow; upper end of East Nelson Creek 1889 Comment
  CAS-BOT-BC269732  Eriogonum nudum var. oblongifolium John Thomas Howell 1961-9-23 36888 Plumas Englemine 1097 Comment
  CDA18580  Eriogonum nudum var. oblongifolium G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3297 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  UCD100553  Eriogonum nudum var. oblongifolium Robbins; Raynor 1943-6-1 s.n. Plumas Near Quincy. Comment
  CAS-BOT-BC271972  Eriogonum nudum var. pubiflorum John Thomas Howell 1960-7-19 35635 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC39086  Eriogonum nudum var. pubiflorum R. A. Schlising 1981-8-2 4177 Plumas Just n of Butte County line, ne of Humboldt Peak; in basin draining into Scotts John Creek. 2011 Comment
  UCD100719  Eriogonum nudum var. pubiflorum K. L. Olsen 1949-7-31 25 - Plumas Feather River Canyon, 2 miles north of Howells, on road to Caribou. Comment
  SEINET3814149 Image available Eriogonum spergulinum Lewis S. Rose 1932-9-7 32646 Plumas Bear Lakes. 1981 Comment
  CAS-BOT-BC269950  Eriogonum spergulinum var. reddingianum L. P. Janeway; Garrett Gibson 1991-7-11 4069 Plumas Plumas National Forest, Beckwourth Ranger District. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek 1798 Comment
  SEINET11933188  Eriogonum strictum var. anserinum Taylor 1981-1 3937 A Plumas Grizzly Valley quad., N side of rd 25N93, ca 1.5 mi NW of Bagley Pass, ca 12 mi N of Blairsden 1768 Comment
  CAS-BOT-BC267505  Eriogonum umbellatum John Thomas Howell 1974-9-20 50898 Plumas About 2 miles from Spring Garden on road to Quincy 1158 Comment
  CDA13757  Eriogonum umbellatum var. dumosum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13489 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Comment
  JEPS56207  Eriogonum umbellatum var. furcosum W. L. Jepson 1939-7-31 19311 Plumas Spanish Peak summit Spanish Peak 2147 Comment
  CHSC21688  Eriogonum umbellatum var. modocense D. Brink; L. Mayer 1975-8-2 Plumas Buck's Lake. Comment
  CAS-BOT-BC265167  Eriogonum umbellatum var. nevadense Mary Strong Clemens 1920-6-23 s.n. Plumas Crystal Lake Comment
  UCD101378  Eriogonum umbellatum var. nevadense John Thomas Howell; Gordon H. True 1973-7-31 50112 Plumas summit ridge of Thompson Peak, in areas of volcniac rock, Diamond Range. 2194 Comment
  UCD19140  Eriogonum umbellatum var. nevadense W. B. McHenry 1990-8-7 s.n. Plumas Bucks Lake. 1584 Comment
  SBBG64055  Eriogonum umbellatum var. polyanthum A. A. Heller, P. B. Kennedy 1907-7-15 Plumas near mouth of Little Grizzly Crk below Genesee Comment
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Feb 22 2017
  JEPS114174  Eriogonum umbellatum var. speciosum L. P. Janeway 2001-8-5 7420 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). Comment
  SEINET10970706  Eriogonum umbellatum var. speciosum Mary Susan Taylor 1981-8-20 Taylor 4230 Plumas California: T27N R9E sw1/4 of se1/4 sec 6. Almanor NE quad. Open serpen- tine barrens, at jct of roads 26N18, 26N92 and 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Green- ville. Plumas County. 5300 ft. 1615 Comment
  CAS-BOT-BC262251  Eriogonum ursinum L. P. Janeway 1990-7-25 3810 Plumas Plumas National Forest, Beckwourth Ranger District. Just above Emigrant Creek and 1 1/4 mi south of Little Grizzly Creek 1950 Comment
  CAS-BOT-BC262267  Eriogonum ursinum A. A. Heller; P. B. Kennedy 1907-7-13 8833 Plumas Between Taylorville [Taylorsville] and Little Grizzly creek Comment
  RSA60026  Eriogonum ursinum E. K. Balls 1950-9-1 15590 Plumas Above trail going S around lake, E of Long Lake. Southern county. 2134 Comment
  UC367078  Eriogonum ursinum Lemmon 1874-8-1 Plumas Mohawk Val. Comment
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Oct 3 2012
  UC485764  Eriogonum ursinum H. E. and S. T. Parks June, 1928 229 Plumas Drakesbad Lassen National Park, Drakesbad Comment
  UC912774  Eriogonum ursinum Anna Head 1920-4-1 Plumas Lake Center Camp Feather River Region, Lake Center Camp Comment
  SEINET10479583  Eriogonum ursinum Mary Susan Taylor 1982-8-4 Taylor 4914 Plumas T25N R10E sw sec 23. Greenville SE quad. Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy. Dry gravelly soil in Mixed Evergreen Forest. Comment
  SEINET5332054  Eriogonum ursinum A. A. Heller, P. B. Kennedy 1907-7-13 8833 Plumas Between Taylorville and Little Grizzly Creek. Comment
  UC943028  Eriogonum ursinum Lewis S. Rose 1951-6-29 51071 Plumas 8 mi e Quincy 1219 Comment
  CHSC34726  Eriogonum ursinum var. ursinum M. S. Taylor 1981-6-2 3825 Plumas Serpentine outcrop, n side of Hwy 70, e side of Squirrel Creek, at Spring Garden overpass, 7.5 mi se of Quincy. 1219 Comment
  CHSC75519  Eriogonum ursinum var. ursinum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3120 Plumas Dry rocky slope next to seep area in serpentine, 2.65 miles west of Round Valley Reservoir dam. 1569 Comment
  SD86305  Eriogonum ursinum var. ursinum James L. Reveal 1971-6-23 2468 Plumas Along California Highway 89, 4 miles northwest of Greenville and about 4 miles southeast of Canyondam Comment
  CAS-BOT-BC264117  Eriogonum vimineum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC443997  Eriogonum vimineum James L. Reveal 1975-8-24 3975 Plumas Along California Highway 70 in the Feather River Canyon, 0.5 mile northeast of Twain and 2.5 miles northeast of the Hallstead Campground 876 Comment
  CHSC40865  Eriogonum vimineum K. R. Stern 1985-6-25 8215 Plumas Vicinity of Blairsden. 1371 Comment
  CHSC45854  Eriogonum vimineum Lowell Ahart 1981-7-18 2935 Plumas Growing on a steep gravelly roadcut, on the north side of Caribou Road, about 2 miles north of Belden. 1097 Comment
  CHSC69518  Eriogonum vimineum Lowell Ahart 1997-9-11 7905 Plumas On the east edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/2 mile south of Mosquito Creek, about 4 1/2 miles (air) northeast of Belden. 792 Comment
  CHSC84500  Eriogonum vimineum John Dittes; Lowell Ahart 2003-8-8 2003 -84 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 3.9 air-miles east of Portola, ca. 0.7 air-mile southwest of Beckwourth, ca. 0.1 air-mile south of Middle Fork Feather River. Meadow at edge of Beckwourth-Calpine Road (A23). 1488 Comment
  NY399611  Eriogonum vimineum Mrs. Ames 1876-1 s.n. Plumas Comment
  UCD101526  Eriogonum vimineum John Thomas Howell 1959-9-26 35079 Plumas 5 miles northeast of Storrie. 609 Comment
  CHSC54499  Eriophorum gracile Vernon H. Oswald; Lowell Ahart 1991-7-30 4794 Plumas Big Springs on the west side of Humbug Valley, ca. 7 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. Within the fenced enclosure at the springs. 1310 Comment
  SEINET10953205  Eriophyllum lanatum Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-5 LeDoux 1089 Plumas Collected 2.2 mi. from jct. of Hwy. 89 and 70. Douglas fir, Libocedrus & Quercus along Hwy. 89. Comment
  CHSC93085  Eriophyllum lanatum var. grandiflorum L. P. Janeway 1994-7-8 4691 Plumas Northern High Sierra Nevada. Hartman Bar Ridge; slope north of Road 22N94 on south side of Franklin Hill. 1706 Comment
  CAS-BOT-BC308272  Eriophyllum lanatum var. integrifolium Alice Eastwood 1927-6-19 14712 Plumas Keddie Comment
  RSA122461  Eriophyllum lanatum var. integrifolium E. Sawyer 1935-6-14 104 Plumas 1 mile south of Sugar Loaf 1524 Comment
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Aug 26 2013
  UC176770  Eriophyllum lanatum var. integrifolium A. A. Heller and P. B. Kennedy 1907-7-2 8687 Plumas between Vinton and Beckwith Comment
  SD130435  Erodium cicutarium Fred Sommers 1976-6-7 116 Plumas Sierra Valley Marsh. 1524 Comment
  CAS-BOT-BC494109  Eryngium alismifolium W. Harnach; N. Harnach 2000-8-23 998 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  SFV8748  Erysimum capitatum J. D. Watjen 1969-5-4 37 Plumas Sierra Nevada Feather River Canyon near confluence of Rock Creek and North Fork Feather River, 0.75 miles from Highway 70. 503 Comment
  CHSC34276  Erysimum capitatum var. capitatum M. S. Taylor 1981-5-10 3663 A Plumas N side of Genesee Valley Rd, ca. 2 mi e of its jct with Beckwourth Pass turnoff and Flournoy Bridge, ca. 5 air mi e of Genesee. 1280 Comment
  CHSC89523  Erysimum capitatum var. capitatum G. Douglas Barbe; T. C. Fuller 1982-6-15 3726 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  CHSC79831  Erythranthe breweri G. F. Hrusa; J. Dinsdale 1989-6-26 7205 Plumas Sierra Nevada Flora. On N side of Bucks Lake, approx. 25 m. W of Quincy. [Original lat./long. on label is '39 54 N; 121 10 W']. 1600 Comment
  CHSC81160  Erythranthe floribunda Lowell Ahart 2001-8-29 9262 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC95008  Erythranthe guttata Lowell Ahart 2006-10-23 13484 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  SD77347  Erythranthe guttata Francis W. Pennell 1940-6-12 25819 Plumas Sierra Valley, 1 mi. S. of Beckwourth 1493 Comment
  SEINET14046116 Image available Erythranthe guttata A. A. Heller 1942-1 16508 Plumas Seven miles west of Belden along states highway #24. Comment
  SEINET8258452  Erythranthe moniliformis J. M. Tucker 1948-7-24 1719 Plumas near road from Cascade to Camel Peak. 1615 Comment
  CHSC21568  Erythranthe primuloides L. M. Mayer; D. E. Brink Jr. 1975-7-23 Plumas Bucks Lake Floristic Survey. Comment
  SJSU15166  Erythranthe suksdorfii N. A. Hopkins 1993-5-27 1723 .5 Plumas c. 3 mi S of Portola Comment
  CHSC111850  Erythronium purpurascens L. P. Janeway 2014-5-7 11243 Plumas Northern High Sierra Nevada. Plumas National Forest; south-facing slope on southeast end of Red Mountain, along Road 23N69 0.9 road-km northwest of 18 Road (23N18); headwaters area to minor drainages into West Branch Coldwater Creek. 1902 Comment
  CHSC98354  Erythronium purpurascens L. P. Janeway 2007-5-20 8984 Plumas Northern High Sierra Nevada. Along road to the top of Red Hill, about 0.2 km due north of the summit. 1902 Comment
  SD6487  Erythronium purpurascens Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CAS-BOT-BC403353  Eschscholzia californica Alice Eastwood 1918-5-25 7052 Plumas Portola Comment
  OBI14393  Euphorbia serpillifolia Lewis S. Rose 1966-7-27 66053 Plumas Quincy 1067 Comment
  SEINET12143313  Euphorbia serpillifolia W. Knight, Knight, I. 1983-1 4907 Plumas 4 mi from Chester on road to Drakesbad Comment
  CHSC108117  Eurybia integrifolia Lowell Ahart 2011-9-17 17671 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1645 Comment
  CHSC110230  Eurybia integrifolia L. P. Janeway 2012-9-19 11059 Plumas Northern High Sierra Nevada. Plumas National Forest; along La Porte-Quincy Road 0.5 km south of its crossing of South Fork Feather River; 1.6 air mi west-southwest of Pilot Peak. 1938 Comment
  UC221459  Eurybia integrifolia H. E. Brown Aug 1 1897-Aug 15 1897 605 Plumas near Lassen Buttes 1828 Comment
  UC1075700  Eurybia integrifolia Robert J. Weatherby 1955-8-12 1683 Plumas near Spanish Peak; Upper Clear Creek 1828 Comment
  CHSC53177  Festuca idahoensis L. P. Janeway 1989-6-30 3446 Plumas Plumas National Forest. Along rd 24N45Y 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth. 1874 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
  UC573934  Festuca idahoensis E. Sawyer 1935-6-14 65 Plumas 5.75 mi n Sattley; Sierraville Quad. 1524 Comment
  CHSC118716  Festuca myuros Wendy L. Boes; Jim Battagin 2015-5-12 2015007 C Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CAS-BOT-BC278858  Festuca occidentalis M. S. Taylor 1982-6-21 4703 Plumas S side of 23N39, ca. 1 air mi w of White Cap, ca. 4 air mi sw of Sloat 1767 Comment
  SEINET180997 Image available Festuca occidentalis L. S. Smith 1922-7-24 1201 Plumas Modoc Forest; Rush Creek Hill on toll road 1890 Comment
  UCD66140  Festuca occidentalis John Thomas Howell 1962-6-17 37681 Plumas Butterfly Valley. 1036 Comment
  CHSC102388  Festuca rubra Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16124 Plumas Edge of a meadow or seep, 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-BC282568  Festuca viridula Catherine Best 1984-6-19 1015 Plumas Lakes Basin Campground Comment
  SEINET11910371  Fragaria platypetala W. Knight, Knight, I. 1983-1 4897 Plumas Warner Crk Campground betw. Chester adn Drakesbad 1539 Comment
  CHSC98918  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-12 9163 Plumas Northern High Sierra Nevada. Ridge top on north side of Oak Ridge, westerly sloping head of Foreman Creek, 1.4 air km north-northwest of Grizzly Summit. Somewhat dry meadowy area in open forest around alder thicket headwaters. 1731 Comment
  CHSC98926  Frangula purshiana subsp. ultramafica L. P. Janeway; B. Castro 2007-8-18 9196 Plumas Northern High Sierra Nevada. Along Caribou Road and North Fork Feather River 6.6 road km north of Hwy 70. Near and next to a rocky spring above the road. 796 Comment
  CAS-BOT-BC55710  Frangula rubra subsp. obtusissima Walter Knight; Irja Knight 1969-6-26 2421 Plumas Summit of Red Hill 1934 Comment
  CAS-BOT-BC53794  Frangula rubra subsp. rubra A. A. Heller; P. B. Kennedy 1907-7-15 8837 Plumas Near mouth of Little Grizzly Creek below Genessee Comment
  CAS-BOT-BC53798  Frangula rubra subsp. rubra Clarence R. Quick 1953-8-8 53 -115 Plumas Northern slope south of Meadow Valley Comment
  CHSC9713  Frangula rubra subsp. rubra Nancy Mosman 1971-7-11 80 Plumas On w side of Hwy 70 ca. 1.3 mi s of Belden turnoff. 1025 Comment
  CHSC114707  Fritillaria atropurpurea G. Douglas Barbe; T. C. Fuller 1982-6-15 3713 Plumas 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  CAS-BOT-BC505280  Fritillaria atropurpurea Clare B. Hardham 1961-6-16 7470 Plumas Diamond Peak Comment
  CAS-BOT-BC508208  Fritillaria atropurpurea Alice Eastwood 1918-5-25 6992 Plumas Portola Comment
  RSA113184  Fritillaria atropurpurea E. K. Balls, Lee W. Lenz 1955-5-14 20715 Plumas 3.1 miles north of Greenville along Highway 89 to Lake Almanor 1159 Comment
  RSA52952  Fritillaria atropurpurea R. Weatherby 1950-5-31 1436 Plumas West shore of Lake Almanor 1418 Comment
  CHSC25054  Fritillaria eastwoodiae L. Morgan 1972-4-22 1 Plumas On n embankment of Forbestown Rd. ca. 6 mi w of La Porte. 1219 Comment
  CAS-BOT-BC506203  Fritillaria micrantha John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54216 Plumas About 4 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  SEINET8479095  Fritillaria pudica T. Ramelli 1948-4-17 3 Plumas 5 miles S of Vinton. 1554 Comment
  SEINET8480221  Fritillaria recurva A. Miller 1933-5-30 2091 Plumas [Red] Clover Creek, near Beckwith [sic]. Comment
  CHSC117452  Galium bifolium Lowell Ahart 2016-6-29 21079 Plumas About 20 yards east of Forest Service Road 22N72, about 1/4 mile sourtheast of Table Mountain, about 1 3/4 miles (air) northwest of Tamarack Flat, about 3 3/4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1760 Comment
  CHSC87643  Galium bifolium Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10916 Plumas Along Rinehart Creek, southwest slope of Grizzly Peak, about 1 1/4 miles (air) west of Grizzly Peak, about 8 1/4 miles (air) northeast of Quincy. 1940 Comment
  UC1408971  Galium bolanderi R. F. Thorne and C. W. Tilforth 1969-9-6 39223 Plumas c. 2.5 mi s Graeagle (on Gold Lake Road) 1645 Comment
  CHSC39369  Galium grayanum L. Ahart; P. Ahart 1983-8-17 4331 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-La Porte Rd, northeast of La Porte. Comment
  CHSC80874  Galium grayanum var. grayanum Lowell Ahart 2001-7-17 8928 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  POM69209  Galium grayanum var. grayanum Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. On the Big Divide. 1829 Comment
  CHSC101927  Galium triflorum Lowell Ahart; John Dittes 2009-7-13 16059 Plumas East side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  SEINET10500647  Galium triflorum Mary Susan Taylor 1981-7-29 Taylor 4150 Plumas T25N R12E se 1/4 ne 1/4 sec 19 Genesse Valley quad. Along creek crossing 25N 42-Flournoy grade, 0.2 mi N of N branch of Ward Creek, ca. 5 air mi se of Genesse. Riparian wood on granite. 6000 ft. 1829 Comment
  UC917334  Galium triflorum J. M. Tucker 1948-7-25 1743 Plumas at mine of United Mining Company Camel's Peak, Pinchard Creek (sw side of peak) 1524 Comment
  CAS-BOT-BC144394  Garrya fremontii Alice Eastwood 1927-6-1 14682 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CHSC21285  Garrya fremontii F. T. Griggs; A. Pass 1975-8-2 300 Plumas Buck's Lake forest Service Survey Comment
  UC338309  Garrya fremontii unknown 1889-5-25 Plumas Mohawk Valley Comment
  CHSC62473  Gayophytum diffusum subsp. diffusum L. P. Janeway 1993-8-26 4541 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 300 m south of Middle Fork Feather River and ca 300 m west of Beckwourth-Calpine Road; ca 0.6 mi west of Beckwourth and 4 mi east of Portola. 1487 Comment
  CHSC53143  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1989-6-20 3343 Plumas Plumas National Forest. Southwest side of Red Clover Valley. 1691 Comment
  CHSC99805  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
  JEPS27555  Gayophytum diffusum subsp. parviflorum Esther C. Fritz 1933-7-15 Plumas Spanish Peak; lookout station at summit 2133 Comment
  OBI12632  Gayophytum heterozygum Lewis S. Rose 1966-7-28 66074 Plumas Quincy 1067 Comment
  POM147054  Gayophytum racemosum Alice Eastwood 1927-06 14934 Plumas On road from Chilcott, United States Forest Reserve Comment
  RSA59686  Gentiana simplex E. K. Balls 1950-9-9 15753 Plumas South end of small lake to west of Lakes Center Public Campground. 2043 Comment
  UC405461  Gentianella amarella subsp. acuta Mrs. R. M. Austin 1879-1 Plumas Big Meadows; Mt. Dyer Comment
  CAS-BOT-BC459558  Geum macrophyllum John Thomas Howell 1960-7-18 35588 Plumas Drakesbad, near creek; Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC459560  Geum macrophyllum Clarence R. Quick 1963-7-13 63 -39 Plumas Cottonwood Creek Crossing southwest of Humbug Valley and Lake Almanor; Sierra Nevada 1463 Comment
  SEINET10483304  Geum macrophyllum Mary Susan Taylor 1981-7-6 Taylor 3970 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  UC1075669  Geum macrophyllum var. perincisum Robert J. Weatherby 1950-7-7 1447 Plumas Quincy, Gansner Creek Gansner Creek; Quincy, Gansner Creek 1219 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
  UC1123742  Gilia capitata subsp. capitata A. Lewis 1934-6-12 475 Plumas Mooreville Ridge 4 1/2 mi sw Lexington Hill; Bidwell Bar Quad., sw of Lexington Hill Comment
  UC1123739  Gilia capitata subsp. mediomontana F. W. Embree 1934-6-21 113 Plumas 1 mi s, 1/2 mi e Storie; Bidwell Bar Quad., Plumas National Forest, e of Storrie Comment
  SEINET10464543  Githopsis specularioides Mary Susan Taylor 1982-5-13 Taylor 4436 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  SEINET10464616  Githopsis specularioides A. Arthur Heller 1913-6-13 Heller 10840 Plumas Near Marston Station 1067 Comment
  CAS-BOT-BC283880  Glyceria borealis John Thomas Howell 1976-7-15 51843 Plumas Snake Lake, about 4 miles NW of Quincy 1219 Comment
  CHSC58538  Glyceria borealis Vernon H. Oswald; Lowell Ahart 1992-7-6 5074 Plumas Lassen Volcanic Park. W side of Little Willow Lake, near the S boundary of the park. 1834 Comment
  SEINET13709989  Glyceria borealis Lowell William Ahart, Lowell William Ahart 2001-1 9189 Plumas 3/4 Mi. NE of Chester, Last Chance Marsh (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  CAS-BOT-BC282710  Glyceria elata John Thomas Howell 1960-7-18 35514 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC307380  Gnaphalium palustre John Thomas Howell 1961-9-23 36876 Plumas Cooks Creek near Englemine, Sierra Nevada 1082 Comment
  CDA6023  Gnaphalium palustre L. P. Janeway 2001-7-25 7387 Plumas High Cascade Range; Southwest side of Lake Almanor, below high water line, about 100 meters out; near Highway 89 2.3 km north-northwest of Almanor West Road. Comment
  CHSC40564  Gnaphalium palustre Lowell Ahart 1985-9-26 5180 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  RSA59918  Gnaphalium palustre E. K. Balls 1950-9-15 15831 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  CAS-BOT-BC307392  Gnaphalium palustre Joseph Andorfer Ewan 1934-7-18 8562 Plumas Along Middle Fork Feather R. near Portola, Sierra Nevada Comment
  SEINET10470041  Goodyera oblongifolia Mary Susan Taylor 1981-7-21 Taylor 4080 Plumas T24N R11E east center sec 19, Spring Garden quad. NE corner of jct of 25N42 and 401, above Squirrel Creek, ca. 3 air mi N of Spring Garden; Yellow Pine Forest dry woods; 4500 ft elev. 1372 Comment
  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
  SD7037  Gratiola virginiana Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC34884  Grindelia nana M. S. Taylor 1981-8-31 4256 Plumas Both sides of Hwy 89, ca. 0.5 mi s of Clio. 1341 Comment
  SEINET10474257  Grindelia nana Mary Susan Taylor 1981-8-5 Taylor 4170 Plumas 1069 Comment
  CHSC97787  Grindelia squarrosa var. serrulata L. P. Janeway; B. Castro 2007-8-18 9199 Plumas Northern High Sierra Nevada. Along Hwy 70 and East Branch North Fork Feather River at mouth of Soda Creek. 893 Comment
  CHSC97792  Grindelia squarrosa var. serrulata L. P. Janeway; B. Castro 2007-8-18 9203 Plumas Northern High Sierra Nevada. Along Hwy 70/89 2.0 km northwest of Greenhorn Ranch Road; about 1.6 km northwest of Spring Garden. 1192 Comment
  JEPS113898  Grindelia squarrosa var. serrulata L. P. Janeway and B. Castro 2007-8-18 9199 Plumas Northern High Sierra Nevada; Along Hwy 70 and East Branch North Fork Feather River at mouth of Soda Creek 893 Comment
  JEPS113904  Grindelia squarrosa var. serrulata L. P. Janeway 2007-8-14 9192 Plumas Northern High Sierra Nevada, Plumas National Forest; along Frenchman Lake Road and Little Last Chance Creek, 2.0 road km S of Frenchman Dam 1650 Comment
  CAS-BOT-BC231130  Hackelia amethystina Johnnie L Gentry, Jr. 1968-6-20 2076 Plumas Mount Hough, 10 miles NE of Quincy on Mount Hough-Crystal Lake Road 1905 Comment
  HSC22977  Hackelia micrantha John Pratt 1970-6-30 58 Plumas Humboldt Summit Comment
  CHSC47988  Hackelia nervosa Vernon Oswald 1983-8-4 967 Plumas Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas, and Tehama Counties). 1993 Comment
  JEPS55560  Hackelia nervosa Duncan Dunning 1922-7-16 Plumas 4 mi n of Gibsonville (near Onion Valley) Comment
  CAS-BOT-BC123567  Haplopappus racemosus subsp. lucidus David Daniels Keck 1938-8-9 4897 Plumas 1 mile W of Portola 1480 Comment
  CAS-BOT-BC508329  Hastingsia alba Mrs. Jos. Clemens 1920-6-17 s.n. Plumas Greenville Comment
  CHSC84974  Hazardia whitneyi var. whitneyi Lowell Ahart 2003-10-17 10651 Plumas On the south side of the Pacific Crest Trail, about 1/2 mile northeast of Humboldt Peak, about 1 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2133 Comment
  SD8838  Helenium Daniel Cleveland 1882-6-25 Plumas Big Meadows Comment
  CAS-BOT-BC305309  Helianthella C. R. Quick 1950-6-18 50 -20 Plumas 5.4 miles W of Almanor Inn, on S shore of Lake Almanor Comment
  CHSC54518  Helianthella californica var. nevadensis Vernon H. Oswald 1991-8-8 4813 Plumas Lassen Volcanic Park. Just north of the south boundary of the park at Willow Lake, along the trail to Camp Kelley and Terminal Geyser, ca. 3 miles (air) southeast of Drakesbad. Bordering the east side of a meadow located here. 1670 Comment
  SDSU2669  Helianthella californica var. nevadensis D. F. Howe 1964-7-29 3894 Plumas Gold Lake Lodge, Plumas National Forest. 1981 Comment
  CHSC57417  Hemizonella minima L. P. Janeway; Garrett Gibson 1991-6-13 4004 Plumas Plumas National Forest. Ca 1/4 mi west-northwest of Claireville Flat, ca 1/2 mi southeast of Hwy 70 and Willow Creek. 1484 Comment
  UC480996  Hemizonella minima H. M. Hall 1912-6-29 9290 Plumas Spanish Peak 2133 Comment
  UC897253  Hemizonella minima A. A. Heller 1938-6-22 15178 Plumas plain n Chester 1304 Comment
  CAS-BOT-BC306031  Hemizonia congesta subsp. clevelandii John Thomas Howell 1961-9-23 36825 Plumas Indian Valley 1082 Comment
  UCD97469  Hesperochiron californicus Albert Grigarick 2010-5-11 249 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.9 mi. 1488 Comment
  SEINET10869748  Hesperochiron pumilus Mary Susan Taylor 1981-5-8 Taylor 3653 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
  CDA14660  Hesperolinon micranthum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3099 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC111718  Hesperolinon micranthum Lowell Ahart 2012-7-1 18260 Plumas On the sides and in the gutter of the dirt road to the large pipe, about 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. 807 Comment
  UC1563669  Hesperolinon micranthum Barbara Ertter 1989-7-4 8682 Plumas 2.2 mi w jct with Hwy 89 and Hwy 36 (sw of Chester) 1463 Comment
  UCD19159  Hesperolinon micranthum June McCaskill 1956-1 418 Plumas Lake Almanor region? Comment
  CHSC23375  Heterocodon rariflorum Lowell Ahart 1975-7-20 Plumas Found 1/2 mile below the Bunker Hill Mine. 10 miles north-east of La Porte. 1828 Comment
  CDA17238  Heterotheca villosa G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16341 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  SD129585  Heterotheca villosa R. D. Goeden, Don Ricker 1989-8-22 1 Plumas Plumas National Forest at Frenchman Lake. 1720 Comment
  CHSC36876  Heterotheca villosa var. minor M. S. Taylor; H. Swanson 1982-8-11 4970 Plumas Along n side of Jamison Creek Rd (507) on cliffs, ca. 1 mi w of Plumas-Eureka State Park, ca. 3 mi sw of Johnsville. 1798 Comment
  CHSC81102  Heterotheca villosa var. minor Lowell Ahart 2001-8-29 9269 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA107453  Heterotheca villosa var. minor L. S. Rose 1955-7-19 55150 Plumas Vinton. 1506 Comment
  CAS-BOT-BC312285  Heterotheca villosa var. minor Matt Lavin 1983-6-2 4419 Plumas Sierra Valley just S of Vinton 1524 Comment
  RSA795001  Heuchera micrantha var. erubescens L. Ahart, John Dittes 2009-7-15 16101 Plumas East of the power line on the south side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  CAS-BOT-BC425153  Heuchera rubescens Rimo Bacigalupi 1927-7-2 1687 Plumas about 1/4 mile below outlet of Long Lake along Grey Eagle Creek 1828 Comment
  RSA0066261  Heuchera rubescens var. alpicola E. K. Balls 1950-9-1 15593 Plumas Above trail going S around lake, E of Long Lake. 2134 Comment
  UC420444  Heuchera rubescens var. glandulosa H. M. Hall 1912-7-12 9393 Plumas Long Lake; Sierra Nevada Mountains 2072 Comment
  CAS-BOT-BC319617  Hieracium albiflorum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1969-6-24 2470 Plumas Overnight Camp, Butterfly Botanical Area and vicinity 1097 Comment
  UC485803  Hieracium albiflorum H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC102059  Hieracium scouleri var. nudicaule Lowell Ahart; John Dittes 2009-7-15 16086 Plumas On dry rocky soil, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CAS-BOT-BC55406  Hirschfeldia incana John Thomas Howell 1951-8-19 28189 Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC289227  Holcus lanatus Walter Knight; Irja Knight 1966-6-18 1382 Plumas Butterfly Valley 1127 Comment
  CHSC97308  Holodiscus microphyllus var. microphyllus Lowell Ahart; John Dittes 2007-8-9 14455 Plumas On the east side of a ridge, about 200 yards south of the intersection, about 1 mile south of Mount Ingalls, about 5 miles (air) northwest of the north end of Lake Davis. 2416 Comment
  CAS-BOT-BC284644  Hordeum brachyantherum subsp. brachyantherum Greg Sommers 1976-7-1 139 Plumas Sierra Valley Marsh, roadside along Dyson Lane 1524 Comment
  UC1132103  Hordeum brachyantherum subsp. brachyantherum E. Sawyer 1935-6-7 83 Plumas 3 3/4 mi ssw Sugarloaf Peak; Sierraville Quad. Comment
  RSA726376  Hordeum jubatum L. Ahart, Josephine Guardino 2007-7-20 14326 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  CAS-BOT-BC285106  Hordeum marinum subsp. gussoneanum John Thomas Howell 1961-6-21 36686 Plumas Greenville 1097 Comment
  CHSC87863  Horkelia fusca subsp. parviflora Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11061 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote. 1765 Comment
  SEINET6759260  Horkelia fusca subsp. tenella A. A. Heller, P. B. Kennedy 1907-7-9 8779 Plumas Prattville Comment
  CAS-BOT-BC537901  Horkelia fusca var. parviflora Mrs. H. M. Mitchell 1932-7-1 s. n. Plumas Bucks Lake Comment
  JEPS48549  Horkelia tridentata subsp. flavescens John Warren Duffield 1937-5-27 Plumas (Local U.C. Forestry Camp) Meadow Valley, Grubstake Flats Comment
  CAS-BOT-BC538234  Horkelia tridentata var. flavescens A. A. Heller; P. B. Kennedy 1907-7-11 8799 Plumas Prattville Comment
  CAS-BOT-BC536284  Horkelia tridentata var. tridentata H. H. G. 1913-5-7 38 Plumas Swayne [Swain] Lbr 792 Comment
  CAS-BOT-BC201083  Hosackia crassifolia Charles Piper Smith 1921-7-18 3443 Plumas Lake Almanor Road Comment
  SD8660  Hosackia crassifolia var. crassifolia Mrs. R. M. Austin 1880-1 Plumas Plumas County Comment
  CHSC82953  Hosackia oblongifolia var. oblongifolia L. P. Janeway; B. Castro 2002-8-11 7699 Plumas Northern High Sierra Nevada. Along both sides of Oroville-Quincy Hwy (and into adjacent meadow) 0.5 km west of Road 23N73Y; at head of Little Grizzly Creek. 1658 Comment
  SEINET5327466  Hosackia oblongifolia var. oblongifolia A. A. Heller, P. B. Kennedy 1907-7-15 8854 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  UCD106185  Hosackia stipularis L. Ahart 1982-7-30 3734 Plumas Near the headwaters of Ohio Ravine, ca. 1 mi. ne of Hardquartz Mine, ca. 6 mi s of Bucks Lake. 1700 Comment
  UCD119480  Hydrophyllum capitatum var. alpinum Grady L. Webster 1992-5-17 7763 Plumas c. 2 mi SW of Grizzly Valley Dam. 1737 Comment
  CHSC60283  Hydrophyllum occidentale K. B. McShea 1992-4-19 3 Plumas Ca 2 mi s of Jct. of Hwy 89 and Hwy 70 to Soda Creek, 1.5 mi e on n slope. 792 Comment
  SD6812  Hydrophyllum occidentale R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET5518742  Hydrophyllum occidentale var. watsonii P. A. Lehenbauer 1929-5-5 2678 Plumas Gold Lake Road Comment
  CAS-BOT-BC312748  Hymenoxys hoopesii Paul F. Covel 1937-7-20 1048 Plumas Approximately 6 miles north of Quincy Comment
  CAS-BOT-BC312844  Hymenoxys lemmonii Frank W. Peirson 1932-7-20 10356 Plumas Sierra Valley, probably Plumas County. North of Loyalton Comment
  CAS-BOT-BC400948  Hypericum anagalloides Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1620 Plumas Butterfly Botanical Area and Vicinity. At Fern Glen 1097 Comment
  CHSC75921  Hypericum formosum var. scouleri G. F. Hrusa 1996-8-2 13429 Plumas Steep rocky slopes at SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Partially shaded area on wet springline trib. of Squirrel Creek. 1820 Comment
  JEPS28634  Hypericum formosum var. scouleri George W. Gillett 1957-7-18 825 Plumas w. bank of main inlet to Willow Lake (n. end of Willow Lake Meadow); Lassen Volcanic Nat'l Park, , Willow Lake Meadow 1661 Comment
  CHSC21325  Hypericum perforatum F. T. Griggs; A. Pass 1975-7-31 274 Plumas Buck's Lake Forest Service Survey. Grizzly Forebay. Comment
  SD230244  Hypericum perforatum Louis C. Wheeler 1959-7-16 7582 Plumas Quincy Comment
  CAS-BOT-BC175975  Hypericum scouleri M. S. Taylor 1982-8-4 4919 Plumas Along spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 mi ne of Quincy 1889 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
  SEINET10837195  Ipomopsis congesta subsp. palmifrons Mary Susan Taylor 1982-8-18 Taylor 5013 A Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  CHSC97878  Iris G. Douglas Barbe; T. C. Fuller 1982-6-15 3690 Plumas 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
  CAS-BOT-BC135732  Iris hartwegii Mrs. H. C. Cantelow 1949-6-10 4 a Plumas About 7 miles west of Quincy - Sierra Nevada Comment
  CAS-BOT-BC135741  Iris hartwegii Elmer I. Applegate 1934-5-3 8904 Plumas Near and north of Quincy Comment
  UC1584009  Iris hartwegii subsp. hartwegii G. Schoolcraft 1990-5-9 2020 Plumas about 1 mi w Crescent Mills 1463 Comment
  SEINET10899987  Iris hartwegii subsp. pinetorum Douglas G. LeDoux, Katherine L. Morris; David B. Dunn 1973-6-5 LeDoux 1078 Plumas Collected on s side of greenville on n-facing slope. Douglas-fir forest on Small side road Comment
  CHSC93186  Iris tenuissima subsp. purdyiformis L. P. Janeway 1994-5-24 4652 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca. 1371 Comment
  UC1174773  Iris tenuissima subsp. purdyiformis L. W. Lenz and E. K. Balls 1955-5-13 20699 Plumas between Tobin and Camp Rogers (along U.S. Hwy 40) 609 Comment
  CHSC54858  Isoetes bolanderi Vernon H. Oswald 1991-8-23 4846 Plumas Road to Juniper Lake Campground, 1.8 miles north of the park boundary. Lassen Volcanic National Park. 2072 Comment
  JEPS89839  Isoetes occidentalis Dean W. Taylor 1974-10-1 5051 Plumas ca. 3 mi. s. Plumas-Eureka State Park (Jamison Creek drainage, Wade Lake); N. Sierra Nevada, Wade Lake, Jamison Creek drainage 2000 Comment
  LA203794  Iva axillaris J. A. Ewan; 1934-7-18 8549 Plumas 2 mi. W. Portola Comment
  SEINET10938086  Iva axillaris Mary Susan Taylor 1982-9-13 Taylor 5136 Plumas T23N R14E se/ne sec 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Rd bridge (109) over Feather River, on s side of the river, ca. 1 mi w of Beckwourth. 4880 ft. 1487 Comment
  CAS-BOT-BC137400  Ivesia aperta John Thomas Howell 1962-6-18 37796 Plumas Sierra Valley near ca. 2 mi. s. Beckwourth 1487 Comment
  CHSC91738  Ivesia aperta var. aperta G. D. Barbe; T. C. Fuller 1982-6-17 3837 Plumas Northern California. Plumas National Forest. East shore Frenchman Lake; Crystal Fishing Access. At the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  CHSC35279  Ivesia sericoleuca M. S. Taylor 1981-7-7 3988 Plumas NE side of Beckwourth-Genesee Rd at its jct with Beckwourth Milford Rd, in Squaw Valley, ca. 12 air mi n of Beckwourth. 1706 Comment
  RSA789451  Ivesia sericoleuca James R. Shevock 1986-7-20 11737 Plumas Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth. 1650 Comment
  SEINET10483372  Ivesia sericoleuca Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3853 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  CAS-BOT-BC109969  Juncus C. Etienne 1969-7-26 296 Plumas Along quiet pond off Middle Fork of Feather River Highway 89 near Graeagle next to Feather River Park Resort entrance. 1280 Comment
  CHSC53072  Juncus balticus L. P. Janeway 1989-6-30 3434 Plumas Plumas National Forest. Narrow meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  RSA727524  Juncus balticus var. balticus L. Ahart, Josephine Guardino 2007-7-20 14331 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  CHSC110996  Juncus dudleyi Lowell Ahart 2012-4-1 18256 Plumas On the west edge of Caribou Road, about 20 yards south of the stream, about 4 miles (air) northeast of Belden. 806 Comment
  CHSC84238  Juncus ensifolius Lowell Ahart 2003-7-18 10422 Plumas On the sides of a drainage in a meadow, on the north side of the road, about 1/4 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1709 Comment
  CHSC95201  Juncus ensifolius R. D. Fischer; Jenny Marr 2004-8-7 821 Plumas Sierra Nevada foothills between Butte Meadows and Hwy 89 along Humbug Valley Road at the Yellow Creek crossing. 1219 Comment
  JEPS120758  Juncus ensifolius Lowell Ahart 2013-8-23 19019 Plumas East of Bird Creek, about 1/2 air mile west of Monitor Flat, about 3 air miles northwest of Pilot Peak, about 9 air miles northeast of La Porte. Comment
  UCD141516  Juncus ensifolius Lowell Ahart 2008-8-13 15160 A Plumas west edge of La Porte Road, west of East Branch Creek, about 1.75 mile (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC101935  Juncus exiguus Lowell Ahart; John Dittes 2009-7-15 16081 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  SEINET11787350  Juncus hemiendytus L. Ahart, Ahart, P. 1983-1 4195 Plumas ca 0.25 mi E of Feather Fork Mine, ca 5.5 mi N of La Porte 1800 Comment
  CHSC100461  Juncus howellii Lowell Ahart 2008-9-10 15390 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. Near center of section 27. 1598 Comment
  RSA0035817  Juncus howellii Lowell A. Ahart 2008-9-10 15374 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  SBBG128080  Juncus howellii L. Ahart, J. Dittes 2009-8-28 16355 Plumas edge of a seep, on the N side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reservoir Dam 1507 Comment
  SEINET6183873  Juncus luciensis B. Ertter, J. Strachan 1980-7-31 3885 Plumas West end Dixie Valley just eat of Beckwourth-Milford Road, Plumas National Forest. 1707 Comment
  CHSC37288  Juncus macrandrus M. S. Taylor 1982-7-8 4798 Plumas On Ramelli Ranch, on s side of Feather River, ca. 1 mi sw of Beckwourth. 1487 Comment
  CHSC60618  Juncus mertensianus L. P. Janeway 1984-9-1 1102 Plumas Lakes Basin; north-facing slope above Round Lake. 2133 Comment
  CHSC43005  Juncus nevadensis L. P. Janeway; B. Castro 1987-7-17 2486 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. Mdw. 1584 Comment
  JEPS102712  Juncus nevadensis Lowell Ahart 2001-7-17 8900 Plumas Small meadow, on the south side of a poor logging road, part of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  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
  SEINET6175549  Juncus nevadensis M. Foster 1988-9-8 s.n. Plumas Adjacent to Cow Creek in U.S.F.S. range allotment, 1/4 miles W of Lake Davis, 9 mi NNW of Portola 1762 Comment
  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
  CDA14035  Juncus occidentalis G. F. Hrusa, T. D. Wilfred 1996-8-1 13407 Plumas Sierra Nevada; Plumas National Forest. ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp. Comment
  UCD142360  Juncus occidentalis Lowell Ahart 2008-8-13 15163 Plumas west edge of La Porte Road, west of East Branch Creek, about 1.75 mile (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  JEPS114809  Juncus orthophyllus Lowell Ahart 2008-8-13 15162 Plumas East of La Porte Road, on the east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  CHSC60563  Juncus parryi L. P. Janeway 1984-7-27 934 Plumas Lakes Basin; near Grassy Lake. 1920 Comment
  SEINET3150963  Juncus phaeocephalus var. paniculatus E. K. Balls 1950-9-15 15841 Plumas N Fork Feather River, 6 miles NW of Chester 1402 Comment
  CHSC53720  Juncus tenuis L. P. Janeway 1989-7-11 3474 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.3 mi SW of Beckwourth-Genesee Road (rd 111) 11.5 mi from Beckwourth. 1691 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
  JEPS114812  Juncus tenuis Lowell Ahart 2008-8-13 15163 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  JEPS115878  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 -C Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC118726  Juncus tenuis Wendy L. Boes 2015-6-26 2015026 E Plumas Plumas National Forest. Located near Moonlight Valley, south of Forest Service Road 28N30C, northwest of 27N72. UTM 688052 E, 4451991 N, NAD83 Zone 10N. 1825 Comment
  CAS-BOT-BC81076  Juniperus communis Rimo Bacigalupi 1929-7-10 1675 Plumas Gold Lake Region 2103 Comment
  CAS-BOT-BC85337  Juniperus occidentalis Pierson Durbrow 1918-7-1 s.n. Plumas Gray Eagle Canyon [Canon] Comment
  NY786844  Keckiella breviflora var. glabrisepala L. S. Rose 1968-6-12 68110 Plumas Feather River Canyon, 4 miles west of Belden 609.6 Comment
  CAS-BOT-BC246164  Keckiella lemmonii John Thomas Howell 1976-7-14 51821 Plumas Feather River Canyon Highway at Injun Jim Campground, Sierra Nevada 609 Comment
  JEPS96032  Keckiella lemmonii Vernon H. Oswald and Lowell Ahart 1996-8-14 8164 Plumas Silver Lake Rd. 0.5 mi SE of Silver Lake Campground, NE of Bucks Lake, northern High Sierra Nevada, Yellow Pine Forest. 1706 Comment
  NY790361  Keckiella lemmonii D. D. Keck 1932-7-6 1712 Plumas 3 miles north of Keddie 1036.3 Comment
  RSA60208  Keckiella lemmonii E. K. Balls 1950-9-5 15684 Plumas Thompson Creek, main trail off La Porte road, turn off highway 24, east of Quincy. 1524 Comment
  SFV17479  Keckiella lemmonii P. Wilson 1998-7-18 3536 Plumas Sierra Nevada Highway 89 between Indian Falls and Crescent Mills. 1100 Comment
  CHSC113640  Kelloggia galioides Lowell Ahart 2014-8-31 19818 Plumas About 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC53067  Kelloggia galioides L. P. Janeway 1989-6-23 3394 Plumas Plumas National Forest. Along rd 24N45Y ca 0.1 mi E of N end of Crocker Mdw. 1752 Comment
  HSC95413  Kelloggia galioides L. Ahart 2003-9-7 10560 Plumas E side of the dirt road, 50 yds. SE of the Pacific Crest Trail, on Bunker Hill Ridge, 1 (air) mi. SE of Pilot Peak, 9 (air) mi. NE of La Porte 2039 Comment
  UC889314  Kelloggia galioides Anna Head 1920-7-29 Plumas Lake Center Camp; Feather River Region 1920 Comment
  CHSC108048  Kyhosia bolanderi L. P. Janeway; B. Castro 2011-10-2 10754 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5010 m above high water line. 1542 Comment
  CHSC118699  Kyhosia bolanderi Chelsea Morgan 2015-6-28 2015021 Plumas Plumas National Forest. Location near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1 UTM 688739 E, 4455754 N, NAD83 Zone 10N. 1800 Comment
  CAS-BOT-BC340414  Lactuca biennis John Thomas Howell 1973-7-9 49705 Plumas Near Indian Falls, Indian Creek 914 Comment
  CHSC66698  Lactuca canadensis Vernon H. Oswald; Lowell Ahart 1996-8-1 8136 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at a drainage ca. 0.9 mi W of Hauns Mdw., SSE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1463 Comment
  JEPS119951  Lactuca serriola Lowell Ahart 2012-9-5 18449 Plumas Road edge, where the County Road crosses the South Fork of the Feather River, about 1 mile (air) southwest of Pilot Peak, about 8 1/24 miles (air) northwest of La Porte. Comment
  CAS-BOT-BC340603  Lactuca serriola E. K. Balls 1950-8-31 15518 Plumas Hwy. 24, 1 mile north of Spanish Creek, north of Quincy 1097 Comment
  CDA14739  Lagophylla ramosissima G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3281 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  JEPS104633  Lagophylla ramosissima Lowell Ahart 2003-8-8 10483 Plumas On an old abandoned road, on the e side of Beckwourth Calpine Rd, ca 3 mi south of Beckwourth, Sierra Valley. 1482 Comment
  CAS-BOT-BC205072  Lathyrus sulphureus M. S. Taylor 1982-6-2 4599 Plumas Along 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Creek Campground, ca. 5 air mi n of Mohawk 1737 Comment
  SEINET10487281  Lathyrus sulphureus Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-5 LeDoux 1090 Plumas Collected 2.2 mi from jct of hwy 89 and 70. Douglas fir, libocedrus, and Quercus along hwy 89. Comment
  UCD106432  Lathyrus sulphureus A. A. Heller; P. B. Kennedy 1907-7-12 8826 Plumas Between Taylorville and Crescent Mills. Comment
  UC1120991  Ledum glandulosum F. W. Embree 1934-6-6 63 Plumas Plumas National Forest, Three Lakes Three Lakes; Plumas National Forest, Three Lakes 1889 Comment
  UC1121003  Ledum glandulosum G. T. Nordstrom 1934-7-12 220 Plumas Plumas National Forest, at Three Lakes Three Lakes; Plumas National Forest, Three Lakes 1889 Comment
  RSA52914  Lemna minor R. Weatherby 1950-7-21 1474 Plumas East Quincy 1037 Comment
  CAS-BOT-BC88839  Lepidium campestre John Thomas Howell 1976-7-16 51901 Plumas Sierra Nevada. Spanish Creek at mouth of Wapaunsie Creek. 1097 Comment
  CHSC40851  Lepidium campestre K. R. Stern 1985-6-25 8268 Plumas Meadow, vicinity of Blairsden. 1371 Comment
  CDA24901  Lepidium densiflorum var. macrocarpum T. C. Fuller 1959-7-6 4296 Plumas Highway 40A, North Fork Feather River bridge, 2 miles southwest of Storrie. 0 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
  CAS-BOT-BC60093  Lepidium virginicum var. menziesii John Thomas Howell 1966-7-29 42024 Plumas Sierra Nevada. Quincy. 1036 Comment
  CHSC4698  Lepidium virginicum var. pubescens R. Carter 1966-7-10 473 Plumas Found at intersection of Hwy. 70 and Hwy. 89 ca. 12 mi. N of Quincy, 100 yds. W along S side Hwy. 70, roadside. 853 Comment
  CHSC84514  Lepidium virginicum var. pubescens John Dittes; Lowell Ahart 2003-8-8 2003 -94 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 6.3 air-mile southeast of Portola, ca. 4.3 air-mile south by southeast of Beckwourth, ca. 0.2 air-mile east of Beckwourth-Calpine Road (A23), at edge of Dyson Lane. 1487 Comment
  CHSC90937  Lepidium virginicum var. pubescens Lowell Ahart; Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11752 Plumas On the south side of Highway 70, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area. 484 Comment
  UC1123925  Leptodactylon pungens A. Lewis 1934-6-12 468 Plumas 4 1/2 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar, nw of Lexington Hill Comment
  CHSC53158  Leptosiphon ciliatus L. P. Janeway 1989-6-12 3296 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1706 Comment
  CHSC98318  Leptosiphon harknessii B. Castro; L. P. Janeway 2005-7-10 1499 Plumas Northern High Sierra Nevada. Nr 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 jcn with sharp bend in Rd 27N12, above headwaters of Stony Creek. Off edge of sparse Jeffrey pine?Mtn juniper woodland. 1990 Comment
  CAS-BOT-BC342082  Leucanthemum vulgare John Thomas Howell 1976-7-16 51885 Plumas Spanish Creek near mouth of Slate Creek 1066 Comment
  CAS-BOT-BC342090  Leucanthemum vulgare Gladys L. Smith 1976-6-5 4541 Plumas About Quincy and north to Childs Meadows & Mineral 640 Comment
  SEINET8480452  Leucocrinum montanum T. Ramelli 1948-5-16 38 Plumas 1 mile W of Vinton. 1524 Comment
  CAS-BOT-BC59607  Leucothoe davisiae John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2156 Plumas Beargrass Glade. Butterfly Botanical Area and Vicinity. 1127 Comment
  JEPS103433  Leucothoe davisiae Lowell Ahart 2002-7-6 9842 Plumas On the S side of the dirt road and S of the large meadow, on Rock Island Ridge, ca 3/4 mile SE of Soapstone Hill and the Oroville Quincy Highway, ca 1 1/2 miles (air) NE of Four Trees. 1611 Comment
  RSA104133  Leucothoe davisiae T. C. Porter 1876-1 s.n. Plumas [Unspecified] Comment
  SEINET11262174  Leucothoe davisiae Robert L. Johnson, Mikel R. Stevens 2015-7-11 3953 Plumas Northern High Sierra Nevada. 0.6 rd mi S of jct with Cold Water Rd and Red Mtn Road on Gravel Range Rd. Ca 3.5 air mi south of Bucks Lake.; 0 1771 Comment
  CAS-BOT-BC233776  Lewisia cantelovii Antoine Lefebre 1941-9-1 s.n. Plumas Feather River Canyon below road to Lake Almanor Comment
  JEPS105426  Lewisia cantelovii Dean W. Taylor 1996-5-31 15647 Plumas Feather River Canyon; Hwy 70 at Arch Rock Tunnel (about 25 air mi NE of Oroville) about 1 mi E of the Butte Co. line; Plumas National Forest; Sierra Nevada 563 Comment
  CAS-BOT-BC444173  Lewisia nevadensis Lowell Ahart 1983-8-17 4323 Plumas Near Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  CAS-BOT-BC444179  Lewisia nevadensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54102 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CHSC76066  Lewisia nevadensis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3062 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  SEINET10929038  Lewisia nevadensis Mary Susan Taylor 1982-5-17 Taylor 4459 Plumas T22N R14E se/se sec 6. Portola quad. Wet grassy meadow along creek, jct of rds 22N54 & 22N88, ca. 2 mi se of Portola. 5700 ft. 1737 Comment
  CAS-BOT-BC444564  Lewisia triphylla Lowell Ahart 1983-7-20 4198 Plumas About 1/4 mile east of the Feather Fork Mine, about 5 1/2 miles north of La Porte 180 Comment
  CAS-BOT-BC444573  Lewisia triphylla Margaret Williams 1966-7-11 s.n. Plumas Luther Ridge above Jamison Creek 2286 Comment
  UC1137639  Leymus triticoides R. W. Saarni 1939-7-9 156 Plumas e Dixie Mt.; Sierraville Quadrangle, Last Chance Valley 1706 Comment
  CAS-BOT-BC509319  Lilium kelleyanum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54144 Plumas 2.65 miles west of Round Valley Reservoir dam 1569 Comment
  CAS-BOT-BC509332  Lilium kelleyanum Clarence R. Quick 1934-7-4 s.n. Plumas Headwaters of Clear Creek Comment
  CAS-BOT-BC509341  Lilium kelleyanum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  UC1134626  Lilium pardalinum Beryl O. Schreiber 1938-7-9 2524 Plumas 1 mi e Meadow Valley; Bidwell Bar Quad. 1066 Comment
  CHSC78402  Lilium pardalinum subsp. pardalinum Vernon H. Oswald 2000-6-9 9927 Plumas Caribou Road 1.6 mi north of Hwy. 70. 743 Comment
  JEPS115520  Limosella acaulis Lowell Ahart, John Dittes 2009-9-7 16402 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC40653  Limosella aquatica Lowell Ahart 1985-9-26 5171 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  UC965645  Limosella aquatica Herbert L. Mason 1952-7-17 14383 Plumas along Western Pacific tracks just s Beckwourth (Sierra Valley); Sierra Nevada, Sierra Valley 1524 Comment
  CHSC101917  Linnaea borealis var. longiflora Lowell Ahart; John Dittes 2009-7-14 16076 Plumas Edge of a steep north slope, north of Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1453 Comment
  SEINET3452371  Linum lewisii G. Douglas Barbe, Thomas C. Fuller 1982-6-15 3714 Plumas Red Hill Summit, Red Hill Summit, Plumas National Forest, 1 mile below and northeast of the summit 1780 Comment
  SD7810  Listera convallarioides Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  UC1562394  Listera convallarioides Lowell Ahart 1990-7-16 6569 Plumas about 1/2 mi ne Independent Mine (on s bank of South Fork Feather River, about 3 1/2 mi ne of Little Grass Valley Reservoir); South Fork Feather River 1828 Comment
  POM186546  Listera convallarioides D. D. Keck 1698 Plumas Quincy, in the northern Sierra Nevada. Water supply canyon to the left hand just south of town. 1067 Comment
  CHSC65467  Lithophragma bolanderi Vernon Oswald 1986-6-6 2096 Plumas LaPorte-Quincy Rd. 1.1 mi n of the Middle Fork of the Feather River. 1280 Comment
  UC1584010  Lithophragma bolanderi G. Schoolcraft 1990-5-9 2025 Plumas about 1 mi w Crescent Mills 1463 Comment
  JEPS103325  Lithophragma glabrum Lowell Ahart 2002-6-26 9759 Plumas On the SW side of a gravel road, ca 2 miles (air) NW of Little Grass Valley Reservoir Dam, ca 5 miles (air) NW of La Porte. 1741 Comment
  CAS-BOT-BC293725  Lithophragma parviflorum Mona Bourell; Bob Patterson 1982-5-15 1738 Plumas Beckworth, Sierra Valley Marsh Comment
  CAS-BOT-BC428429  Lithophragma tenellum John Thomas Howell 1951-6-27 s.n. Plumas Jamison Creek 1828 Comment
  SEINET12215667  Lithophragma tenellum Unknown 1978-1 15 Plumas ca 0.2 mi S jct Hwy 70 & Bucks Lake Rd, ca 0.5 mi NW of Boyle Ravine Comment
  UC1063987  Lithospermum ruderale E. Sawyer 1935-6-27 175 Plumas 3.7 mi n Hawks; Sierraville; Sec. 14 1676 Comment
  SEINET5333493  Lomatium nevadense var. nevadense W. Harnach, N. Harnach 2000-4-24 879 Plumas Sierra Valley, 1 mile due south of Vinton, CA and .75 mile east of Hwy. 49 1515 Comment
  UC1123038  Lomatium nudicaule E. Sawyer 1935-6-1 52 Plumas 1 3/4 mi. n.e. Hawks; Sierraville Quad. Comment
  UC566874  Lomatium nudicaule H. L. Mason 1924-6-16 1040 Plumas s. bank of Feather R. near Graeagle; Feather River 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
  UC1730263  Lomatium plummerae L. P. Janeway 1998-6-22 5651 B Plumas 1.8 mi SSE of Indicator Peak; West Branch Bear Valley Creek 1699 Comment
  UC1075714  Lonicera involucrata var. involucrata Robert J. Weatherby 1955-6-26 1557 Plumas near Lakes Ranger Station; Lakes Basin 1981 Comment
  CAS-BOT-BC200955  Lotus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54147 Plumas 2.65 miles west of Round Valley Reservoir dam 1569 Comment
  HSC100724  Lotus corniculatus Lowell Ahart, John Dittes 2009-7-14 16077 Plumas E side of F.S. Rd. 26N22 and 26N221, 2.6 (air) mi. SE of Seneca, 6.5 (air) mi. S of Lake Almanor Reservoir Dam. 1608 Comment
  CDA15901  Lotus crassifolius B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; upper Bull Run Creek off USFS 23N12E. Comment
  RSA755326  Lotus oblongifolius var. oblongifolius L. Ahart, John Dittes 2009-7-13 16046 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  SEINET5327362  Lotus tenuis W. Harnach, N. Harnach 2000-8-23 991 Plumas Sierra Valley; 1 mi E of the intersection of Dyson Lane and Co. Road A-24, on Dyson Lane 1494 Comment
  RSA0076001  Lupinus adsurgens Daisie Huang 2006-8-11 06081106 Plumas Quincy-La Porte Rd. 1257 Comment
  SD254614  Lupinus adsurgens Daisie Huang 2006-8-11 6081106 Plumas Quincy-La Porte Rd. 1257 Comment
  UC1542833  Lupinus albicaulis M. L. Conrad, Dunn, and Kenney 1973-6-5 7061 Plumas on Meadow Valley Road at w side Quincy; w side of Quincy 1036 Comment
  RSA430407  Lupinus albicaulis subsp. wolfianus P. Kenney, Conrad, O. Kenney, LeDoux 1973-6-5 421 Plumas Along roadside of Hwy. 89, 5 mi. N of junction of Hwy. 70 and 89. 1067 Comment
  CHSC88838  Lupinus albifrons L. Hanson 1985-5-24 263 Plumas Plumas National Forest. Near Massack Rest Stop, Hwy. 70. 1066 Comment
  CHSC89024  Lupinus albifrons var. albifrons L. Hanson 1985-5-24 298 Plumas Plumas National Forest. Massack Rest Stop, Hwy. 70. 1066 Comment
  JEPS85924  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 D 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
  CHSC60539  Lupinus apertus L. P. Janeway 1992-6-4 4213 Plumas Plumas National Forest. Slope above south side of Bear Creek in its upper reach; east side of Eureka Ridge. 1920 Comment
  JEPS85929  Lupinus arbustus L. P. Janeway 1990-6-8 3707 Plumas along rd 23N12 ca 0.8 mi n of jct with rd 23N51 (Little Long Valley, e facing side of canyon, Beckwourth Ranger District); Plumas National Forest, Mt. Ingalls Quad. 1722 Comment
  SJSU14469  Lupinus arbustus N. A. Hopkins 1990-7-1 1626 Plumas 17.2 mi N of Beckwourth on Beckwourth-Genessee Rd 1706 Comment
  SEINET5767538 Image available Lupinus arbustus subsp. silvicola E. D. Merrill 1929-1 s.n. Plumas Silver Lake 1829 Comment
  SEINET10484736  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-8-18 Taylor 5016 Plumas T25n,r12e,sec.28 se 1/4 ne 1/4. Mount ingalls quad. Corolla pale blue. Mount Ingalls summit, ca 9 air miles ne of sloat. Montane coniferous forest; with Pinus monticola, arctostaphylos nevadensis 2551 Comment
  SEINET10973210  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-6-1 Taylor 4586 Plumas T26N R9E center sec 15. Greenville SW quad. N side of 20r, opposite Round Valley Reservoir, ca. 2 air mi w of Crescent Mills. 4600 ft. 1402 Comment
  CAS-BOT-BC196348  Lupinus argenteus var. argenteus Janet Jones 1980-7-16 210 Plumas Frazier Falls area 1828 Comment
  UCD23346  Lupinus argenteus var. argenteus E. W. Jameson 1949-5-6 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  CAS-BOT-BC208792  Lupinus argenteus var. heteranthus John Thomas Howell 1955-7-19 30775 Plumas Beckwourth - Sierra Nevada 1493 Comment
  CHSC52931  Lupinus argenteus var. heteranthus L. P. Janeway 1989-6-22 3370 Plumas Plumas National Forest. Slopes of e'ern side of Crocker Mtn above Crocker Mdw, along rd 24N49Y. 1798 Comment
  SJSU13920  Lupinus argenteus var. heteranthus N. A. Hopkins 1984-7-22 1357 Plumas S end Squaw Valley 1828 Comment
  CHSC52427  Lupinus argenteus var. palmeri L. P. Janeway 1990-7-4 3764 Plumas Plumas National Forest. Along road to Lunker Point; west side Frenchman Lake. 1722 Comment
  CHSC106216  Lupinus breweri var. breweri Arthur C. Barrett 1915-7-13 25 Plumas Plumas National Forest. Lone Rock Valley. 1676 Comment
  JEPS113538  Lupinus breweri var. breweri Lowell Ahart, Josephine Guardino 2007-7-21 14378 Plumas Around pine trees, about 100 yards northeast of the bridge, about 80 yards east of the intersection, on the north side of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis 1793 Comment
  SEINET10906959  Lupinus caudatus Mary Susan Taylor 1982-6-28 Taylor 4754 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
  SEINET10937072  Lupinus confertus Charles Piper Smith 1921-7-17 Smith 3438 Plumas Stamplei - indian valley low lands. Comment
  CAS-BOT-BC215377  Lupinus dalesiae M. S. Taylor 1982-6-17 4691 Plumas Both sides of 23N44Y, 1.3 miles W of its junction with 23N50Y, ca. 2 air miles SW of SLoat 1493 Comment
  CAS-BOT-BC215391  Lupinus dalesiae M. S. Taylor 1982-6-2 4595 Plumas S side of 23N11, 0.5 mile E of its junction with 23N48, ca. 5 air mile N of Mohawk 1676 Comment
  CAS-BOT-BC215403  Lupinus dalesiae Charles Piper Smith 1947-5-22 47338 Plumas In town, Meadow Valley Comment
  CAS-BOT-BC215415  Lupinus dalesiae Mrs. H. C. Cantelow 1941-5-21 s.n. Plumas Meadow Valley, about 8 miles W of Quincy 1173 Comment
  CAS-BOT-BC8436  Lupinus dalesiae Mrs. H. C. Cantelow 1940-5-12 s.n. Plumas 2.4 miles E of Meadow Valley Inn near Quincy Comment
  CHSC36203  Lupinus dalesiae M. S. Taylor 1982-5-25 4528 Plumas W side of Peoria Creek Rd (23N10), 2.1 - 2.2 mi w of its jct with Poplar Creek near Sloat. 1341 Comment
  CHSC36860  Lupinus dalesiae M. S. Taylor 1982-7-12 4809 Plumas Cobbly slope on s side of 23N09, near headwaters of Bear Creek, ca. 5 air mi w of Mohawk. 1889 Comment
  RSA71299  Lupinus dalesiae L. S. Rose 1951-6-28 s.n. Plumas Above Eureka Lake, north of Johnsville 2073 Comment
  UC1502135  Lupinus dalesiae M. S. Taylor 1982-6-1 4575 Plumas n side of Hwy 70 ca 1 mi w Quincy (Indian Hill); Quincy Quad., Indian Hill 1097 Comment
  CAS-BOT-BC215409  Lupinus dalesiae John Thomas Howell; Gordon H. True 1968-6-10 44559 Plumas Just N of Garner Park, Quincy 1036 Comment
  SEINET10452044  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4527 Plumas T23N R11E sw/ne sec 10. Mt Ingalls quad. Rdbk w side of 509A, ca. 50 ft s of its jct with Hwy 70, 1 mi ne of Sloat, 2.6 mi w of Cromberg. 4300 ft. Jeffrey Pine Forest. 1310 Comment
  SEINET10485184  Lupinus dalesiae L. Hanson 1983-6-7 Hanson 201 Plumas On n side of hwy 70 near hallsted on hillside above kingsbury rd. In mixed Conifer forest. Comment
  SEINET10841219  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4597 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
  RSA595067  Lupinus formosus var. formosus J. T. Howell 1973-7-9 49715 Plumas Crescent Mills. 1067 Comment
  JEPS48704  Lupinus grayi Hilda W. Grinnell 1934-6-1 Plumas 2 mi above Engelmine; above Engelmine 1219 Comment
  SEINET10484000  Lupinus grayi Mary Susan Taylor 1982-5-13 Taylor 4435 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  SEINET10490337  Lupinus grayi Mary Susan Taylor 1982-6-17 Taylor 4693 Plumas T23n r11e ne1/4se1/4 sec 18. Blue nose mt quad. Open bare foadbank, s side of T23n44y, 1.8 mi w of its jct with bell bar creek rd (23n50y), ca 2 air mi. Sw Of sloat. 1524 Comment
  SEINET10870554  Lupinus grayi Mary Susan Taylor 1982-5-25 Taylor 4524 Plumas T23n r11e ne1/4se1/4 sec 2. Mt ingalls quad. Along n rd embankment of 23n12 And up ca 20 ft into mcdermott ravine, in sloat fire area, ca 2 mi. Ne of Sloat. 1402 Comment
  SEINET7716854  Lupinus grayi Unknown Plumas American Valley Comment
  JEPS65070  Lupinus lepidus var. confertus W. L. Jepson 1918-8-17 8035 Plumas Sierra Valley 1524 Comment
  UC149942  Lupinus lepidus var. confertus Katharine Brandegee July 1911 Plumas Portola Comment
  SJSU11970  Lupinus lepidus var. confertus N. A. Hopkins 1970-9-19 363 Plumas W side of Sierra Valley just N of Sierra county line 1371 Comment
  CHSC35930  Lupinus lepidus var. lobbii M. S. Taylor 1982-6-23 4720 Plumas Flat ridge running n off 23N43Y at loop in road, 1.5 mi w of its jct Peoria Creek Rd (23N10), ca. 6 air mi sw of Sloat. 1402 Comment
  CHSC110950  Lupinus lepidus var. sellulus L. P. Janeway 2013-8-26 11196 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Hartman Bar Ridge along Road 22N05, 0.7 km north of Road 22N94. 1604 Comment
  CHSC92284  Lupinus lepidus var. sellulus John Dittes 2005-6-23 1180 Plumas Northern High Sierra Nevada Range; near west shore of Lake Almanor; ca. 0.6 air-miles southeast of intersection of Hwy 36 and Hwy 89; just west of Hwy 89. 1376 Comment
  SJSU10714  Lupinus lepidus var. sellulus J. W. Tilden 1958-6-29 1305 Plumas SW shore of L Almanor 1828 Comment
  UC82213  Lupinus lepidus var. sellulus Mrs. R. M. Austin 1890-1 389 Plumas Warner Valley Comment
  SEINET12163676  Lupinus lyallii W. Knight, Knight, I. 1983-1 4919 Plumas betw Chester and Drakesbad 1524 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
  UC972200  Lupinus onustus Milo S. Baker 1952-5-24 12439 Plumas above Pine Valley (Highway 89); Highway 89 944 Comment
  SEINET10484151  Lupinus polyphyllus subsp. superbus Mary Susan Taylor 1982-7-14 Taylor 4832 Plumas T26N R9E ne/sw sec 7. Almanor SE quad. Near jct of 27N92 & 26N18, in Long Valley around creek, ca. 4 mi w of Greenville. Montane Meadow, edge of Mixed Coniferous Forest; 5500 ft. 1676 Comment
  SEINET10488895  Lupinus sellulus Patricia L. Kenney 1973-6-5 Kenney 438 Plumas Collected along a stream along hwy. 70, 6 Mi s from jct. Of hwy. 89 And 70. Douglas fir and yellow pine. 1067 Comment
  SEINET10490233  Lupinus sellulus var. artulus Mary Susan Taylor 1982-6-12 Taylor 4638 Plumas South side of Hwy 36, W side of Lake Almanor, ca 0.5 mi E of Chester. 1372 Comment
  CAS-BOT-BC436679  Luzula comosa var. laxa Robert J. Weatherby 1955-6-26 1544 Plumas Mud Lake, Lakes Basin area 2103 Comment
  CAS-BOT-BC436681  Luzula comosa var. laxa George W. Gillett 1957-7-17 787 Plumas Lassen Volcanic National Park. Gully running into the inlet of Willow Lake 1767 Comment
  CHSC63297  Luzula parviflora Lowell Ahart 1994-6-17 7346 Plumas On the edge of a 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
  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
  CHSC48176  Madia citrigracilis Vernon Oswald 1988-7-19 3592 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On the n side of the lake. 1676 Comment
  CAS-BOT-BC343782  Madia elegans John Thomas Howell 1961-9-25 36966 Plumas Vinton 1506 Comment
  CAS-BOT-BC343790  Madia elegans David D. Keck 1932-7-3 1620 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 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
  CHSC36865  Madia glomerata M. S. Taylor 1982-8-31 5080 Plumas Along 27N57, Kettle Pass, just w of Eisenheimer Peak, ca. 7 air mi ne of Taylorsville. Ridge. 2133 Comment
  JEPS113592  Madia glomerata Lowell Ahart, Josephine Guardino 2007-7-20 14336 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS114382  Madia glomerata Lowell Ahart 2008-9-10 15382 Plumas On the sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  CDA8269  Madia glomerata T. C. Fuller 1959-10-2 3264 Plumas Vinton. 0 Comment
  UC1562733  Madia glomerata Barbara Ertter 1988-7-25 7845 Plumas ca 12 airmiles ssw Susanville (Snoring Springs 1/2 mi n of Diamond Mt-Greenville-Red Rock Jct); Diamond Mines, Snoring Springs 1981 Comment
  CAS-BOT-BC343268  Madia gracilis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2107 Plumas Butterfly Botanical Area and Vicinity. Between valley proper and Darlingtonia bog 1066 Comment
  CAS-BOT-BC343275  Madia gracilis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54122 Plumas Quincy 1036 Comment
  CDA13440  Madia gracilis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13287 Plumas Sierra Nevada; USFS 23N11A. Comment
  CDA17298  Madia gracilis G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16347 Plumas Sierra Nevada; Snake Lake, 4 mi. NW of Quincy. Comment
  JEPS29575  Madia gracilis John Thomas Howell 1960-7-18 35584 Plumas Drakesbad Lassen Volcanic National Park 1676 Comment
  JEPS28639  Madia gracilis George W. Gillett 1957-7-19 843 Plumas slopes across from Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 1981 Comment
  UC2016549  Madia gracilis Richard Olmstead 1984-6-26 575 Plumas Roadside ca. 2 miles north of Engels Mine on Lights Creek Road. Comment
  UCD134298  Madia gracilis John Thomas Howell; T. C. Fuller, G. D. Barbe 1981-6-24 54252 Plumas about 2.5 miles southeast of Mt. Hough on the road of Quincy. 1798 Comment
  POM253267  Madia minima A. A. Heller 1938-6-22 15178 Plumas Gravelly plain north of Chester 1305 Comment
  CAS-BOT-BC512088  Maianthemum racemosum subsp. amplexicaule Alice Eastwood 1927-6-11 14486 Plumas Forest Lodge, Greenville; United States Forest Reserve Comment
  CHSC21565  Maianthemum stellatum D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  SD79045  Maianthemum stellatum R. Mitchel Beauchamp 1965-7-17 Plumas Growing in shady area in field subject to flooding by the Feather River, I(c) mile north of Chester. Comment
  UC53882  Malacothrix floccifera H. M. Hall and E. B. Babcock july, 1903 4433 Plumas Indian Valley Sierra Nevada Mountains 1066 Comment
  SD18457  Marsilea vestita J. G. Lemmon 1876-1-8 Plumas Sierra Valley Comment
  SEINET11601831 Image available Matricaria discoidea T. Ramelli 1948-5-16 40 Plumas 0.5 miles west of Vinton 1524 Comment
  SEINET10474308  Matricaria matricarioides Mary Susan Taylor 1981-5-11 Taylor 3683 Plumas T25N R12E sw/nw sec 6. Genesee Valley quad. Weeds around private home, ca. 0.5 mi S of Flournoy Bridge and jct of Hwy 89 and Beckwourth turnoff, ca. 4 air me E of Genesee. 3800 ft. 1158 Comment
  CHSC102137  Medicago lupulina Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16233 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC269220  Melica aristata John Thomas Howell 1951-6-27 27574 Plumas Johnsville 1584 Comment
  CAS-BOT-BC282103  Melica fugax John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54254 Plumas About 2.5 miles SE of Mount Hough on the road to Quincy 1798 Comment
  UC1137053  Melica fugax August L. Hormay Plumas Long Canyon Plumas National Forest (near plots) Comment
  CAS-BOT-BC281269  Melica geyeri John Thomas Howell; Gordon H. True; Walter & Irja Knight 1968-6-11 2416 Plumas Butterfly Botanical Area. Near Fern Glen 1066 Comment
  RSA299626  Melica geyeri J. T. Howell, Gordon H. True, Walter, Irja Knight 1968-6-11 2416 Plumas Butterfly Botanical Area, near Fern Glen. 1067 Comment
  CHSC63490  Melica stricta Lowell Ahart 1994-7-22 7495 Plumas South of the Pacific Crest Trail, west of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  CHSC80915  Melica stricta Lowell Ahart 2001-7-17 8929 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC641678  Melica stricta G. L. Stebbins Jr. 1939-7-9 2937 Plumas n side Meadow View Peak 1981 Comment
  UCD88495  Melica stricta H. S. Yates 1912-7-18 s.n. Plumas Portola. 1828 Comment
  SEINET201565 Image available Melica stricta var. stricta A. Cronquist, AH Holmgren 1959-6-17 8468 Plumas 50 mi SE of Susanville 1372 Comment
  CAS-BOT-BC264177  Melica subulata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54163 Plumas 3.25 miles west of Round Valley Reservoir Dam, Sierra Nevada 1633 Comment
  CHSC58208  Melica subulata Vernon H. Oswald; Lowell Ahart 1992-6-22 5015 Plumas Lassen Volcanic National Park. Service road between the S park boundary and Terminal Geyser, ca. 0.3 mi E of Little Willow Lake. Along the edge of the road. 1767 Comment
  JEPS87716  Melica subulata Lowell Ahart 1994-6-17 7355 Plumas about 1 mi e Sly Creek Reservoir (meadow on e side of Sly Creek, about 1 mi n of Schwartz Meadow) 1097 Comment
  RSA201301  Melica subulata J. T. Howell 1960-7-23 35965 Plumas Dream Lake, Drakesbad 1677 Comment
  UC1075664  Mentha spicata Robert J. Weatherby 1950-7-21 1475 Plumas East Quincy 1036 Comment
  CHSC95202  Mentzelia dispersa R. D. Fischer; Jenny Marr 2005-7-4 813 Plumas Butt Valley Reservoir. Sierra Nevada high, along the north side road of Butt Valley Reservoir, near the Ponderosa Campground dumpster. 1341 Comment
  CHSC97574  Mentzelia dispersa Lowell Ahart; John Dittes 2007-6-17 14172 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
  RSA104164  Mentzelia dispersa R. M. Austin 1879-07 s.n. Plumas Butterfly Valley. Comment
  SEINET3452358  Mentzelia dispersa G. Douglas Barbe, T. C. Fuller, J. T. Howell 1981-6-24 3233 Plumas West of Mountain Grizzly Peak, West of Mountain Grizzly Peak, 0.2 miles south of the junction of Mount Hough-Crystal Lake Road and China Grade. 3 Miles West of Mountain Grizzly Peak, 4.20 Miles South West of Taylorsville (added later by Bill Schmidt) 1730 Comment
  JEPS28641  Menyanthes trifoliata George W. Gillett 1957-7-18 838 Plumas Lassen Volcanic National Park, n end of Willow Lake Willow Lake; Lassen Volcanic National Park, Willow Lake 1658 Comment
  UC79018  Mertensia ciliata Mrs. R. M. Austin 1877-1 Plumas Indian Valley Comment
  CDA15894  Mertensia ciliata var. stomatechoides G. F. Hrusa, B. Smith 1996-7-16 13235 a Plumas Plumas National Forest; about headwaters of Bull Run Creek off USFS 23N12E. Comment
  CAS-BOT-BC428539  Micranthes aprica John Thomas Howell 1951-6-28 27688 Plumas Eureka Peak 2133 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
  CDA14122  Microseris nutans G. F. Hrusa 1997-5-3 13812 Plumas Sierra Nevada; Slope on W side of Rattlesnake Creek, straddling Hwy 70 approx. 15 mi. E of Quincy. N side of Hwy 70. Comment
  CAS-BOT-BC349342  Microseris nutans Lowell Ahart 1979-7-18 s.n. Plumas Ca. 2 mi. W of Pilot Pk. 1800 Comment
  CHSC53207  Microsteris gracilis L. P. Janeway 1989-6-14 3309 Plumas Plumas National Forest. Along southerly side of Red Clover Valley. 1685 Comment
  SEINET196695  Microsteris gracilis H. L. Mason 1924-6-18 1049 Plumas Near Feather River Graegle Comment
  POM297976  Microsteris gracilis subsp. gracilis J. G. Lemmon s.n. Plumas Sierra Valley, N. Cal. Comment
  CHSC81629  Mimetanthe pilosa Lowell Ahart 2001-10-8 9303 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  CHSC101868  Mimulus breweri Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15903 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  SEINET10570313  Mimulus cardinalis Mary Susan Taylor 1981-8-19 Taylor 4215 Plumas T23N R11E se 1/4 se 1/4 sec 17. Blue Nose Mt. quad. Jct Bell Creek and road 23N10, ca. 1.5 mi W of Sloat. Comment
  SEINET3840867  Mimulus guttatus G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3856 Plumas East shore of Frenchman Lake, Crystal Fishing Access, marshy arm of the lake at the parking lot, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  RSA31946  Mimulus guttatus A. A. Heller 1942-6-16 16508 Plumas Seven miles west of Belden along State Hwy #24. 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
  JEPS104652  Mimulus microphyllus Lowell Ahart 2003-7-18 10425 Plumas In a meadow, on the n side of the road, ca 1/4 mi w of Lumpkin Ridge Rd, ca 1 1/2 mi se of Tamarack Flat, ca 1 1/2 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 mi (air) nw of La Porte. 1709 Comment
  RSA71300  Mimulus nanus var. mephiticus L. S. Rose 1951-6-27 51041 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  UC125170  Mimulus nanus var. mephiticus Mrs. C. C. Bruce Aug. 1896 Plumas Indian Valley Grade Comment
  UC1567353  Mimulus nanus var. mephiticus G. Schoolcraft 1989-7-3 1938 Plumas s Red Rock Lookout; Diamond Mtns. 2225 Comment
  UCSB24288  Mimulus nanus var. mephiticus Hardham, Clare 1961-6-15 Plumas Graeagle; Sierra Nevada Mountains Comment
  UC1063128  Mimulus nasutus E. Sawyer 1935-6-11 97 Plumas 4 3/4 mi se East Butte; Sierraville Quadrangle Comment
  RSA169427  Mimulus primuloides L. S. Rose 1963-6-3 63118 Plumas Butterfly Valley, 2 miles SW of Keddie. 1189 Comment
  UCR137171  Mimulus primuloides Larry E. DeBuhr, G. D. Wallace 1972-5-21 591 Plumas Butterfly Valley, Plumas National Forest, at pond resevoir in Butterfly Valley about 1 mile SW of Keddie 1037 Comment
  UCD122942  Mimulus torreyi J. M. Tucker 1948-7-24 1720 Plumas near road from Cascade to Camel Peak. 1615 Comment
  RSA535420  Mimulus torreyi David M. Thompson 1988-7-23 974 Plumas 3.05 mi N of Bucks Lake road (and Meadow Valley) along Schneider Creek Road (USFS Road 23N16), then 0.15 mi W along Road 24N47X, then 0.1 mi N along Road 24N47XC. 1524 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
  CAS-BOT-BC432981  Mitella breweri Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS95465  Mitella breweri Lowell Ahart 1994-7-28 7544 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CAS-BOT-BC432979  Mitella breweri Clarence R. Quick 1953-8-8 53 -113 Plumas South of Meadow Valley 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
  JEPS102242  Monardella follettii L. P. Janeway 2001-8-5 7422 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  JEPS2650 Image available Monardella follettii W. I. Follett 1937-8-2 108 Plumas ne slope Red Hill (Rich Gulch); East Branch of North Fork Feather River; Feather River, Plumas Co. 1280 Comment
  UCD169412  Monardella follettii L. P. Janeway 2001-8-5 7418 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  UCSC008310  Monardella follettii Brett Smith 2011-7-23 BAS 005 Plumas 200 m N of unnamed ravine, 150m E of FS Rd 25N25 1442 Comment
  RSA189328  Monardella lanceolata var. lanceolata L. S. Rose 1967-7-19 67175 Plumas Twain, North Fork Feather River 854 Comment
  CAS-BOT-BC222151  Monardella odoratissima subsp. pallida E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake Comment
  CHSC102070  Monardella odoratissima subsp. pallida Lowell Ahart; John Dittes 2009-7-15 16097 Plumas On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  CHSC112608  Monardella odoratissima subsp. pallida Lowell Ahart 2013-9-11 19024 Plumas Near large granite boulders, on east side of Antelope Lake, west of the paved road, south of Antelope Creek, about 16 miles (air) northeast of Taylorsville. 1562 Comment
  UC1563719  Monardella odoratissima subsp. pallida Barbara Ertter 1988-7-25 7860 Plumas Diamond Mts. ca. 15 air miles due S of Susanville sheep camp on Pierce Creek 1981 Comment
  UCR280845  Monardella odoratissima subsp. pallida Lowell Ahart 2016-7-9 21087 Plumas ridge and northeast side of Table Mountain, c. 2 air miles northwest of Tamarack Flat, c. 4 air miles northwest of Little Grass Valley Reservoir Dam 1858 Comment
  CAS-BOT-BC220244  Monardella sheltonii John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1968-6-11 2371 Plumas In canyon of Butterfly Creek between Spanish Creek and Butterfly Valley Comment
  CAS-BOT-BC220481  Monardella sheltonii John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2371 Plumas In canyon of Butterfly Creek between Spanish Creek and Butterfly Valley 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
  CHSC70801  Monardella sheltonii B. Castro 1989-8-9 373 Plumas Vicinity of Little North Fork Campground, ca 7 road mi E of jcn of the Oro-Quincy Hwy and USFS Rd 23N60. 1127 Comment
  RSA551259  Monardella sheltonii J. T. Howell 1975-7-22 51350 Plumas 2 miles NW of Spring Garden 1174 Comment
  RSA795662  Monardella sheltonii L. Ahart 2012-7-1 18261 Plumas East side of the dirt road to the large pipe, about 0.25 miles east of Caribou Road, about 3.5 air miles northeast of Belden. 808 Comment
  UCSC008320  Monardella sheltonii Brett Smith 2012-7-31 BAS 015 Plumas At intersection of Buck's Lake Rd and FS Road 24N29. 100m S of Spanish Creek. 1102 Comment
  CAS-BOT-BC220479  Monardella sheltonii A. A. Heller; P. B. Kennedy 1907-7-12 8824 Plumas Near Greenville Comment
  CDA18448  Monardella sheltonii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3176 Plumas Sierra Nevada; 1.9 miles north of Hwy 70 at Grays Flat overlooking Kingsburry Ravine. 1249 Comment
  SEINET10582348  Monardella sheltonii A. Graff 1993-7-22 Graff 297 Plumas Plumas National Forest. Hwy. 70 west, just past Keddie, on east-facing road cut, just before bridge going over Spanish Creek. T25N,R9E,S22. Growing on a bare, rocky, gravelly, steep cut, below a forest of Pinus jeffreyi, Calocedrus decurrens, Quercus kelloggii. Comment
  SEINET10582349  Monardella sheltonii A. Graff 1993-7-22 Graff 318 Plumas Plumas National Forest, Serpentine Canyon. Hwy. 70 west, .8 miles past Rich Gulch Rd. (USNFS Rd. 26N22), on right roadside. T25N,R8E,S18. Past flowering. Comment
  CHSC34000  Monardella stebbinsii M. S. Taylor 1981-7-18 4056 Plumas N side of Caribou Rd, ca. 3 mi ne of its jct with Hwy 70 near Belden. 853 Comment
  SEINET10499745  Monardella stebbinsii Mary Susan Taylor 1981-7-18 Taylor 4056 Plumas T25N R7E nw/nw sec 4, Almanor SW quad. On steep rocky to talus serpentine, N side of Caribou Rd, ca. 3 mi NE of its jct with Hwy 70 near Belden; 2800 ft elev. 853 Comment
  CHSC64454  Montia chamissoi B. Castro; L. Gehrung 1994-8-4 541 Plumas Ca 1.1 air mi SSE of Bucks Lake, ca 100 ft S of the Oro-Quincy Hwy, along the N-trending drainage E of Daniel's Ck (named S. Fork Haskins Ck on some maps). 1633 Comment
  SBBG121277  Montia linearis L. Ahart, J. Dittes 2007-6-16 14087 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
  SEINET3840866  Montia linearis G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3847 Plumas East shore of Frenchman Lake, Crystal Fishing Access, marshy arm of the lake at the parking lot, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  RSA325119  Montia linearis M. S. Taylor 1981-5-10 3676 Plumas E side of Antelope Lake, in adn around large wet Pioneer Meadow, 20 air miles NE of Taylorsville. 1537 Comment
  RSA325150  Montia linearis M. S. Taylor, M. Foster 1981-6-8 3870 Plumas Grizzly Valley quad, N side of 24N08, just N of jct with 25N93, 1/2 way betw Bagley Pass and Red Clover Valley, alt 1.5 miles N of W end of Lake Davis. 1707 Comment
  SEINET10572659  Montia linearis Mary Susan Taylor 1982-5-6 Taylor 4409 Plumas T24N R8E se/sw sec 13. Bucks Lake NE quad. On wet clayey serpentine ridge, ca. 3/4 mi ne of 24N29, ca. l mi e of Meadow Valley. 3800 ft. 146 Comment
  SEINET5336650  Montia linearis A. A. Heller, P. B. Kennedy 1907-7-4 8731 Plumas Meadow two miles south of Red Clover Valley Comment
  CAS-BOT-BC262610  Muhlenbergia andina John Thomas Howell 1960-7-19 35655 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC263364  Muhlenbergia asperifolia John Thomas Howell 1959-9-21 34760 Plumas Sand bars of N. Fk. Feather River near Belden, Sierra Nevada 701 Comment
  CHSC102645  Muhlenbergia filiformis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16142 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
  POM114423  Muhlenbergia filiformis Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  UCD86604  Muhlenbergia filiformis Dorothy Beetle 1941-6-28 60 Plumas Northwest corner of Lake AImanor. 975 Comment
  UCD86723  Muhlenbergia filiformis Leo Whitney 1934-8-15 2183 Plumas Willow Creek. 15 miles north of Beckwith, Plumas National Forest. 1950 Comment
  SEINET4672127  Muhlenbergia filiformis R. McKee, H. L. Westover 1918-6-15 s.n. Plumas Chester Comment
  CAS-BOT-BC275032  Muhlenbergia richardsonis L. W. Swift 1934-7-13 98 Plumas Murdock Crossing, Plumas Forest 1737 Comment
  SEINET10596523  Muhlenbergia richardsonis Lawrence P. Janeway 1989-6-28 Janeway 3411 Plumas Portola quad T23N, R14E, SW1/4 of sec. 3, SW-facing slopes above Mapes Cyn; ca 0.2 mi NE of Beckwourth-Genesee Rd (rd 111) 4.0 mi N of Beckwourth. Open, historically disturbed area yellow pine forest. Small low spot that collects rainwater, among Artemisia, Purshia shrubs. 1722 Comment
  UC501387  Myosotis discolor David D. Keck Jul 3 1932-Jul 5 1932 1670 Plumas along rd. to Lake Almanor Quincy; Northern Sierra Nevada 1065 Comment
  CHSC94837  Myosotis laxa Lowell Ahart 2006-10-8 13408 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
  RSA718932  Myosotis scorpioides L. Ahart 2006-10-8 13408 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 1.25 miles southwest of Belden. 715 Comment
  CHSC102967  Myriophyllum sibiricum Lowell Ahart 2009-9-7 16393 Plumas In 3-4 feet of water, Lake Almanor, about 1000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC97522  Myriophyllum sibiricum Lowell Ahart; John Dittes 2007-6-17 14164 Plumas In Red Clover Creek, about 50 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  RSA52944  Myriophyllum verticillatum R. Weatherby 1950-7-28 1493 Plumas Indian Creek, on road to Taylorsville. 1067 Comment
  OBI60877  Myriopteris gracillima E. Lehto 1934-6-26 8283 Plumas Upon rock outcrops above stream bed. Frasguir creek falls, Gold Lake Road 1829 Comment
  SEINET10871350  Nasturtium officinale Patricia L. Kenney 1973-6-5 Kenney 417 Plumas Along roadside of Hwy 89, 5 mi N of jct of Hwy 70 & 89. Yellow pine, Douglas fir and oaks. 1067 Comment
  SEINET10832614  Navarretia Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3877 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
  CHSC117553  Navarretia capillaris Lowell Ahart 2016-7-9 21099 Plumas 10 yards north of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest Tamarack Flat, about 3 1/2 miles (air) northwest of Little Valley Resevoir Dam. 1759 Comment
  CHSC21576  Navarretia capillaris D. E. Brink Jr.; L. M. Mayer 1975-7-22 Plumas Bucks Lake. Comment
  CHSC53161  Navarretia divaricata subsp. divaricata L. P. Janeway 1989-6-9 3278 Plumas Plumas National Forest. Forest along southwest side of Red Clover Valley. 1691 Comment
  CHSC53590  Navarretia intertexta subsp. propinqua L. P. Janeway 1989-7-25 3518 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. Edge of channel in middle of meadow. 1737 Comment
  JEPS70403  Navarretia intertexta subsp. propinqua W. L. Jepson 1939-8-12 19390 Plumas Ferris Creek, branch of Last Chance Creek Last Chance Creek, Ferris Creek 1767 Comment
  CHSC21192  Navarretia leptalea F. T. Griggs; A. Pass 1975-7-10 150 Plumas Buck's Lake. Comment
  CHSC40929  Navarretia leptalea K. R. Stern 1985-6-25 8261 Plumas Vicinity of Blairsden. 1371 Comment
  RSA107489  Navarretia leptalea L. S. Rose 1955-7-20 55160 Plumas Mohawk. 1372 Comment
  RSA537482  Navarretia leptalea Barbara Ertter 1989-7-4 8681 Plumas 2.2 miles west of junction with Highway 89 and Highway 36 southwest of Chester. 1463 Comment
  SBBG32371  Navarretia leptalea L. S. Rose 1967-7-11 67159 Plumas Mt Hough Rd, 9.5 mi NE of Quincy Junction 1249 Comment
  SD116552  Navarretia leptalea Barbara Ertter, Jeffrey Strachan 1980-7-31 3888 Plumas Dixie Creek ca A| mile east of Milford-Beckwourth Road (near cattle guard), Plumas National Forest 1707 Comment
  CHSC79540  Navarretia leptalea subsp. bicolor G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-15 13212 Plumas Northern California. Sierra Nevada - Plumas National Forest. N side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. [Original lat./long. on label is '39 52 N; 120 44 W']. 1530 Comment
  CHSC34889  Navarretia leptalea subsp. leptalea M. S. Taylor 1981-8-28 4248 Plumas Along Sulphur Creek, ca. 1.4 mi s of Hwy 89, ca. 3 mi se of Clio. 1432 Comment
  UC1585899  Navarretia leptalea subsp. leptalea Barbara Ertter 1989-7-4 8681 Plumas 2.2 mi w of jct with Hwy 89 and Hwy 36 sw Chester; sw of Chester 1463 Comment
  SEINET14151946  Navarretia leptalea subsp. leptalea A. A. Heller, P. B. Kennedy 1907-7-3 8710 Plumas [Sierra Nevada] Hills above Red Clover valley Comment
  CAS-BOT-BC230397  Navarretia leucocephala subsp. minima A. A. Heller; P. B. Kennedy 1907-7-2 8683 Plumas Between Vinton and Beckwith Comment
  CHSC23855  Navarretia leucocephala subsp. minima Glenda Foster 1975-11-8 102 Plumas Around edges of vernal pool on s side of Hwy. 89, 3.8 mi from jct. 36. Comment
  UC572641  Navarretia leucocephala subsp. minima E. Sawyer 1935-6-27 157 Plumas Charlies Valley Plumas National Forest, Sierraville Quad. 1524 Comment
  UC908575  Navarretia linearifolia subsp. linearifolia Milo S. Baker 1935-6-25 8098 Plumas Mt. Lassen Highway near Soda Springs 1828 Comment
  RSA605581  Navarretia sinistra Alva Day, Orbelia Robinson 1982-7-15 82 -85 Plumas Plumas National Forest, Lake Davis, 0.2 mi. west of Coot Bay on north side of lake. Comment
  JEPS7590  Nemacladus interior Rimo Bacigalupi with Richard Hauke 1954-7-15 4729 Plumas mouth of Rock Creek; North Fork Feather River Canyon 518 Comment
  CHSC43347  Nemophila parviflora var. austiniae Lowell Ahart 1975-7-20 907 Plumas Near Bunker Hill Creek, about 1 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC61735  Nemophila spatulata Vernon H. Oswald; Lowell Ahart 1993-8-25 5866 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., ca. 0.2 mi upstream from the S boundary of the park at the downstream end of a series of falls and cascades. Growing in drying soil along the edge of a wet, springy flat on top of low cliffs on the E side of the creek. 1987 Comment
  CAS-BOT-BC60558  Noccaea fendleri subsp. glauca Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mile southwest of Pilot Peak. 1800 Comment
  RSA0013789  Nuphar lutea subsp. polysepala R. F. Thorne, C. W. Tilforth 1969-9-6 39228 Plumas Feather River, 1 mi. SW of Beckwourth. 1357 Comment
  HSC71817  Oenothera deltoides subsp. piperi Thomas W. Nelson, Jane P. Nelson 1981-7-17 6733 Plumas Along State Route 395, 32 mi. S Susanville, at jct. with County Rd. A25, road to Herlong Comment
  NY687249  Oenothera deltoides var. piperi E. M. McClintock 1968-5-17 s.n. Plumas Between Chilcoot and Vinton 1524 Comment
  CDA38180  Oenothera elata subsp. hirsutissima T. C. Fuller 1963-7-17 10925 Plumas South side of Highway 40 Alt. to Portola, ca. 6 miles east of Quincy. 0 Comment
  SEINET5345643  Oenothera elata var. hirsutissima A. A. Heller, P. B. Kennedy 1907-7-16 8861 Plumas Genessee Valley enar Genessee Comment
  RSA88503  Oenothera villosa subsp. strigosa J. T. Howell 1951-8-20 28197 Plumas Indian Valley. 1067 Comment
  CAS-BOT-BC355570  Oreostemma alpigenum var. andersonii Joseph Andorfer Ewan 1934-7-16 8502 Plumas Mt. Elwell trail above Bear Lakes 1981 Comment
  UCD134695  Oreostemma elatum Malcolm A. Nobs; S. Galen Smith 1949-8-19 1432 Plumas at Butterfly Valley. Comment
  JEPS113435  Orobanche californica subsp. jepsonii Lowell Ahart, John Dittes 2007-8-9 14451 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2493 Comment
  UC1731428  Orogenia fusiformis Dean W. Taylor 1997-4-9 15949 Plumas n Greenville (along Hwy 89); Plumas National Forest, Wolf Creek 1097 Comment
  SEINET11131849  Orogenia fusiformis C. Bailey, H. N. Mozingo 1979-3-24 43 Plumas Along Little Last Chance Creek 1561 Comment
  CHSC108721  Orthilia secunda B. Castro; L. P. Janeway 2003-9-6 1453 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, ca 1.5 mi west of Hay Meadow. At NNE corner of lake in low area, just up from water at lower edge of very open forest. 2058 Comment
  RSA0083182  Orthilia secunda J. G. Lemmon s.n. Plumas [Unspecified] Comment
  JEPS16386  Orthocarpus bracteosus unknown Sep 1877 Plumas Indian Valley Comment
  SEINET10549657  Orthocarpus copelandii Mary Susan Taylor 1981-8-4 Taylor 4155 Plumas 7100 ft. T28N R12E se 1/4 28 Diamond Mt. quad. On top of Wildcat Ridge, ca 4 air mi NW of Antelope Lake, ca. 13 air mi NE of Taylorville. Very rocky, open with few trees. Partially burned (old.) Tertiary volcanic on top of eocene marine. 2164 Comment
  CHSC71654  Orthocarpus cuspidatus subsp. cryptanthus Vernon H. Oswald; Lowell Ahart 1998-8-11 9489 Plumas Northwest of Onion Valley at Monitor Flat on Cleghorn Bar Rd. 2.5 mi west of Quincy-La Porte Rd. (County Rd. 511). 1905 Comment
  CHSC98578  Orthocarpus cuspidatus subsp. cryptanthus B. Castro; L. P. Janeway 2005-7-10 1497 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
  UC584313  Orthocarpus cuspidatus subsp. cryptanthus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2242 Plumas sw slopes and ridge crest Red Rock (n of Engelmine); sw slopes and ridge crest Red Rock 2133 Comment
  SEINET13754854  Orthocarpus luteus A. A. Heller, P. B. Kennedy 1907-7-19 8884 Plumas Vinton Comment
  JEPS87598  Osmorhiza berteroi Lowell Ahart 1994-7-7 7453 Plumas n side of trail about 3 (air) mi se Pilot Peak (Plumas and Sierra Cos.); Pacific Crest Trail, Bunker Hill Ridge 2011 Comment
  RSA71064  Osmorhiza occidentalis L. S. Rose 1951-6-28 51063 Plumas Johnsville. 1601 Comment
  CAS-BOT-BC317124  Packera streptanthifolia var. streptanthifolia Alice Eastwood 1927-6-27 14911 Plumas On road between Reno & Chilcott Comment
  JEPS113374  Paeonia brownii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14019 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
  SBBG115626  Panicum acuminatum B. Crampton 1964-8-25 7157 c Plumas Devils Kitchen, Hot Springs Crk cyn, ca. 1.5 mi W of Drakesbad 1859 Comment
  CHSC95019  Panicum acuminatum var. acuminatum Lowell Ahart 2006-10-23 13499 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  UCD89957  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7164 Plumas Lassen National Park, Drakesbad. 1676 Comment
  CAS-BOT-BC253735  Panicum capillare John Thomas Howell; Gordon H. True 1967-7-9 43270 Plumas At Quincy 1036 Comment
  CAS-BOT-BC253744  Panicum capillare John Thomas Howell 1959-9-21 34747 Plumas N Fork Feather River near Belden 701 Comment
  CHSC102009  Parnassia californica L. P. Janeway; B. Castro 2009-8-29 9930 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  CHSC58178  Pedicularis attollens Vernon H. Oswald 1992-6-18 5003 Plumas Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd between Lee and Kelly camps. 1597 Comment
  POM183422  Pedicularis aurantiaca L. S. Rose 1931-4-14 s.n. Plumas Woodleaf Comment
  SD6610  Pedicularis densiflora Mrs. R. M. Austin 1880-1 Plumas Bis Meadows Comment
  RSA0091375  Pedicularis densiflora Bonnie C. Templeton 1968-1 11293 Plumas [Possibly Trinity County.] [No locality data on label.] Comment
  CHSC100029  Pedicularis racemosa Lowell Ahart 2008-8-14 15201 Plumas 200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  JEPS114507  Pedicularis racemosa Lowell Ahart 2008-8-14 15201 Plumas 200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  UCR3598  Pedicularis racemosa Wm. Horn Jr. 1963-8-4 630811- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, 0.5 west of UC Forestry Camp 1220 Comment
  JEPS22196  Pedicularis racemosa Rimo Bacigalupi with Howard Whisler 1957-7-25 6032 Plumas 1 mi w of Deadwood Summit (along Bucks Lake Road, about 1 33/4 mi e of se end of Bucks Lake) 1645 Comment
  CHSC53071  Pedicularis semibarbata L. P. Janeway 1989-6-20 3356 Plumas Plumas National Forest. Beckwourth Ranger District. East-facing slope near top of Crocker Mtn, overlooking Crocker Creek. 2133 Comment
  CHSC23378  Pellaea brachyptera Lowell Ahart 1975-8-29 967 Plumas In section 32 near Oxford and Coquette Creeks. About 10 miles south of Buck's Lake. 1828 Comment
  JEPS35117  Pellaea brachyptera Geo. E. Davenport and Mrs. R. M. Austin 1877-1 Plumas Comment
  CAS-BOT-BC67589  Pellaea mucronata Mrs. R. M. Austin 1877-11-1 s.n. Plumas Quincy Comment
  SBBG25523  Penstemon deustus C. B. Hardham 1961-6-15 7429 Plumas Indian Crk, jct with Feather River N of Quincy Comment
  SJSU4631  Penstemon deustus H. T. Harvey 1969-6-20 502 Plumas Eureka peak (summit) near Johnsville 2279 Comment
  UC725778  Penstemon deustus A. A. Heller 1942-6-5 16501 Plumas on #24, 3 mi w Belden; w of Belden Comment
  RSA169433  Penstemon deustus subsp. deustus L. S. Rose 1963-6-2 63082 Plumas 4 mi. w. of Virgilia. East branch, North Fork of Feather River. 762 Comment
  CDA18677  Penstemon deustus var. pedicellatus G. D. Barbe, T. C. Fuller 1982-6-15 3727 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CHSC40245  Penstemon deustus var. pedicellatus K. R. Stern 1985-6-25 8198 Plumas Meadow, vic. Blairsden. 1371 Comment
  CHSC54357  Penstemon deustus var. suffrutescens L. P. Janeway 1990-6-5 3697 Plumas Plumas National Forest, Beckwourth Ranger District, Rattlesnake Compartment. Near top of Ridge on W side of Little Long Valley Creek; ca 1.1 mi NE of Hwy 70/89. Bottom of rocky cut-bank of road 23N12. 1630 Comment
  NY609838  Penstemon deustus var. suffrutescens J. L. Reveal 1971-6-23 2470 Plumas Along California highways 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek Comment
  CHSC21288  Penstemon heterodoxus var. shastensis F. T. Griggs; A. Pass 1975-8-5 305 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC9731  Penstemon neotericus Nancy Mosman 1971-7-17 108 Plumas Found in meadow 25 ft w of Hwy32 ca. 3.8 mi s of Chester. 1371 Comment
  JEPS11629  Penstemon neotericus W. L. Jepson 1939-7-31 19307 Plumas lower slopes Spanish Peak Spanish Peak, lower slopes 2011 Comment
  RSA0006195  Penstemon neotericus D. D. Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463 Comment
  UC696741  Penstemon neotericus David D. Keck 1932-7-6 1719 Plumas 12 mi w Chester; Sierra Nevada, w of Chester 1584 Comment
  SEINET10964433  Penstemon newberryi F. Marion Ownbey, Ruth P. Ownbey 1938-7-14 Ownbey 1734 Plumas Rocky slope, humboldt summit, sierra nevada. Comment
  RSA17708  Penstemon newberryi subsp. newberryi Elmer I. Applegate 1934-5-3 8908 Plumas Near and west of Meadow Valley. Comment
  CAS-BOT-BC239290  Penstemon newberryi var. berryi Ella Dales Cantelow 1942-5-11 3611 Plumas 1 1/2 mi. w. of Belden, Feather River Canyon 670 Comment
  JEPS7240  Penstemon newberryi var. newberryi W. L. Jepson 1939-7-31 19308 Plumas Spanish Peak, summit 2011 Comment
  CAS-BOT-BC245642  Penstemon personatus Wayne Dakan 1970-7-1 s.n. Plumas Mt. Ararat, Sierra Nevada Comment
  CHSC28919  Penstemon personatus L. Hanson 1979-7-18 47 Plumas Road to Bucks Lake above Arkansas Ravine. Comment
  UC690331  Penstemon roezlii David D. Keck 1928-6-16 446 Plumas Meadow Valley , Meadow Valley (Sierra Nevada) 1219 Comment
  CAS-BOT-BC239598  Penstemon rydbergii var. oreocharis David D. Keck 1928-6-16 447 Plumas Haskins Creek, near Buck's Ranch 1524 Comment
  NY651251  Penstemon rydbergii var. oreocharis R. J. Weatherby 1955-7-26 1665 Plumas 2 miles north of Spanish Peak. 2072.6 Comment
  NY651285  Penstemon rydbergii var. oreocharis A. A. Heller 1907-7-9 8780 Plumas Prattville Comment
  UC1063269  Penstemon rydbergii var. oreocharis A. Lewis 1934-6-12 480 Plumas Little Grass Valley Plumas National Forest, Downieville Quad., Little Grass Vall 1524 Comment
  UC565592  Penstemon rydbergii var. oreocharis Herbert L. Mason 1924-6-16 1039 Plumas near Blairsden; Feather River - near Blairsden Comment
  JEPS11384  Penstemon speciosus H. L. Mason 1924-6-26 1045 Plumas Blairsden 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
  CAS-BOT-BC77078  Pentagramma triangularis subsp. triangularis John Thomas Howell 1967-6-22 42657 Plumas Sierra Nevada - Canyon of the Feather River North Fork, near mouth of Chambers Creek 609 Comment
  CDA13919  Perideridia bolanderi G. F. Hrusa 1997-5-3 13842 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
  CHSC40971  Perideridia bolanderi J. D. Jokerst 1984-7-11 2102 Plumas Top of first ridge west of Ward Creek. South of Genesee Valley. 1584 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
  SEINET11154263  Perideridia lemmonii S. Batiuk, A. Kowal 2011-9-1 NV 030 -636 Plumas Grizzly Creek Ranch, near administration office. 1504 Comment
  CHSC21812  Perideridia parishii subsp. latifolia F. T. Griggs; A. Pass 1975-7-30 Plumas Bucks Lake Forest Service Survey. Comment
  CAS-BOT-BC413567  Persicaria amphibia Robert J. Weatherby 1950-7-7 1463 Plumas Snake Lake, Quincy 1219 Comment
  CHSC43710  Persicaria amphibia Vernon Oswald 1984-8-14 1645 Plumas Hwy 89 at the s edge of Crescent Mills. Growing in the dry bed of a vernally wet, marshy ditch. 1071 Comment
  CAS-BOT-BC419236  Persicaria maculosa Robert J. Weatherby 1950-7-21 1469 Plumas East Quincy 1036 Comment
  CAS-BOT-BC419240  Persicaria maculosa John Thomas Howell 1961-9-22 36798 Plumas Bed of Wolf Creek, Greenville 1088 Comment
  UC642419  Phacelia hastata A. A. Heller and P. B. Kennedy 1907-7-6 8755 Plumas Red Clover valley Comment
  CHSC75505  Phacelia hastata subsp. hastata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13255 Plumas Near headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2100 Comment
  JEPS21180  Phacelia humilis var. humilis E. Sawyer 1935-8-10 87 Plumas 1 1/2 mi s Sugar Loaf; Sierraville Quadrangle 1493 Comment
  UCD107448  Phacelia humilis var. humilis Tim Kuhn 2006-6-28 20 Plumas north of Lake Davis at Old House Meadow. Comment
  CHSC100318  Phacelia mutabilis Lowell Ahart 2008-8-14 15194 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  CHSC39364  Phacelia mutabilis L. Ahart; P. Ahart 1983-8-17 4315 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  JEPS114528  Phacelia mutabilis Lowell Ahart 2008-8-14 15194 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  HSC22871  Phacelia mutabilis John Pratt 1970-6-15 20 Plumas Chester Airport Comment
  JEPS28499  Phacelia mutabilis George W. Gillett 1957-7-23 889 Plumas Mt. Harkness Lassen Volcanic National Park (summit) 2446 Comment
  CHSC76057  Phacelia procera G. F. Hrusa; T. D. Wilfred 1996-7-9 13193 Plumas Grizzly Campground, S of Bucks Lake on Hwy 162. [Original lat./long. on label is '39 52 N; 121 10 W']. 1600 Comment
  CDA14582  Phacelia racemosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3065 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC73783  Phacelia racemosa B. Castro 1997-6-9 728 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir, on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22N50X which climbs the peak. 1694 Comment
  SEINET10497027  Phacelia racemosa Lowell Ahart 1985-7-11 Ahart 5132 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-BC265834  Phalaris arundinacea Lloyd W. Swift 1931-7-24 54 Plumas Haun's Meadow 1402 Comment
  CHSC60174  Phalaris arundinacea L. P. Janeway 1992-7-1 4246 Plumas Plumas National Forest. Edge of backwater along edge of gravel bar on the north side of Middle Fork Feather River at mouth of Bonta Creek. 1310 Comment
  RSA88112  Phalaris arundinacea J. T. Howell 1951-8-21 28236 Plumas Mohawk 1372 Comment
  CHSC11347  Philadelphus lewisii Lowell Ahart 1970-7-2 Plumas 12 miles E. of Pulga. 762 Comment
  CAS-BOT-BC250778  Phleum alpinum E. K. Balls 1950-9-1 15606 Plumas East of Long Lake 2133 Comment
  JEPS115907  Phleum pratense Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16115 Plumas North of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  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
  SJSU15157  Phlox diffusa N. A. Hopkins 1993-6-16 1731 Plumas by Beckwourth-Janesville Rd c. 0.25 mi N of turn to Dixie Valley 1524 Comment
  UCD118240  Phlox hoodii subsp. canescens Kim Nixon 1977-5-29 33 Plumas 7.2 miles east of Doyle on Greeno Rd. then 0.2 miles north on Bird Creek Rd. 1950 Comment
  SEINET12326792  Phlox speciosa M. S. Taylor 1982-1 4525 Plumas ca 3/4 mi W of McDermott Ravine and 1.5 mi NE of Sloat 1372 Comment
  CDA40278  Phlox speciosa subsp. occidentalis G. D. Barbe 1982-6-9 3663 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  CAS-BOT-BC60680  Phoenicaulis cheiranthoides Helen MacGavin 1974-1-1 s.n. Plumas Sierra Nevada. Portola. Comment
  CAS-BOT-BC60677  Phoenicaulis cheiranthoides John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54255 Plumas Sierra Nevada. About 2.5 miles southeast of Mount Hough on the road to Quincy. 1798 Comment
  CAS-BOT-BC135166  Phoradendron juniperinum J. Ed. McClellan; Bonnie McClellan 1968-6-18 s.n. Plumas near Meadow Valley - Silver Lake Rd.; also in Butterfly Botanical Area near pond reservoir. Sierra Nevada 1463 Comment
  UC220619  Phoradendron juniperinum H. E. Brown Aug 15 1897-Aug 31 1897 673 Plumas near Lassen Buttes 1828 Comment
  OBI10125  Physocarpus capitatus Lewis S. Rose 1966-7-27 66064 A Plumas Butterfly Creek and Spanish Crk; 1 mi S of Keddie 991 Comment
  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
  SFV10660  Pinus contorta subsp. murrayana M. L. Vincent 1964-4-10 557 Plumas Sierra Nevada Highway 89, 1 mile east of Chester. 1380 Comment
  CHSC33871  Pinus jeffreyi M. S. Taylor 1981-5-10 3673 Plumas N side of Antelope Lake, ca. 1/4 mi e of Boulder Creek and USFS Work Center, between rd and lake, ca 20 mi ne of Taylorville. 1536 Comment
  UC1219837  Pinus lambertiana R. A. Cockrell 1940-7-31 8548 Plumas Meadow Valley Comment
  CAS-BOT-BC78945  Pinus monticola John Thomas Howell 1960-7-20 35777 Plumas Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  CHSC40684  Pinus monticola Lowell Ahart; Jim Jokerst 1985-10-4 5190 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC79047  Pinus ponderosa Alice Eastwood 1927-6-1 14702 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CHSC33824  Pinus ponderosa M. S. Taylor 1981-5-14 3720 Plumas Walker Plains, both sides of Oroville-Quincy Hwy, ca. 0.5 mi s of Four Trees Rd jct, on Butte-Plumas county line. 1524 Comment
  CHSC101943  Piperia unalascensis Lowell Ahart; John Dittes 2009-7-13 16050 Plumas On dry soil, on the west side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC2381  Piperia unalascensis R. Carter 1964-7-4 142 Plumas One mile N of Green Island L. along Calif. Riding and Hiking Trail. 1706 Comment
  CAS-BOT-BC280  Plagiobothrys cognatus Amos Arthur Heller; P. B. Kennedy 1907-7-2 8680 Plumas Between Vinto and Peckwith 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-BC230991  Plagiobothrys hispidulus Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mount Lassen National Park Comment
  CAS-BOT-BC230986  Plagiobothrys hispidulus Clarence R. Quick 1962-6-20 62 37 A Plumas Cottonwood Creek crossing, SW of Humbug Valley, SW of Lake Almanor Comment
  RSA726352  Plagiobothrys scouleri var. hispidulus L. Ahart, John Dittes 2007-6-16 14092 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  OBI20915  Plagiobothrys tenellus Lewis S. Rose 1967-5-6 67058 Plumas North Fork, Feather River. Injun Jim camp 610 Comment
  CHSC110628  Plagiobothrys torreyi var. diffusus B. Castro; L. P. Janeway 2006-6-14 1560 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. 1665 Comment
  SD7905  Platanthera dilatata var. leucostachys Mrs. R. M. Austin 1880-1 Plumas No further locality information on label on specimen sheet. Comment
  CHSC20839  Platanthera leucostachys K. R. Stern 1975-7-24 5812 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC2349  Platanthera leucostachys R. Calkins 1931-7-1 Plumas Na Wa Kwa Camp near Longville. 1310 Comment
  JEPS64417  Platanthera leucostachys R. H. Platt 1891-1 Plumas near Prattville; Mtt. Sierras Comment
  UC336578  Platanthera leucostachys unknown Aug 1875 Plumas Indian Valley Comment
  RSA101509  Platanthera leucostachys R. Weatherby 1955-7-5 1596 Plumas Pine Creek near Argentine Rock Lookout. Comment
  JEPS103503  Platanthera sparsiflora Lowell Ahart 2002-7-6 9852 Plumas In a small meadow, ca 100 yards N of the gravel road, near a small branch of Coldwater Creek, ca 3/4 mile SW of Grizzly Mountain, ca 2 miles (air) SW of Haskins Valley and Bucks Lake. 1844 Comment
  UC1371041  Platanthera sparsiflora Theodore F. Niehaus 1965-6-23 589 Plumas immediately e Buck Summit (Quincy road, meadow above road); Bucks Lake Comment
  UC175328  Plectritis macrocera A. A. Heller 1913-6-13 10848 Plumas near Marston Station 1066 Comment
  CHSC21316  Pleuricospora fimbriolata F. T. Griggs; A. Pass 1975-7-29 261 Plumas Buck's Lake Forest Service Survey. Comment
  UCD92178  Poa Beecher Crampton 1954-5-11 1876 Plumas Plumas - Lassen County Border, Beckwourth Pass, along highway 24. 1588 Comment
  RSA699707  Poa bolanderi L. Ahart, John Dittes, Josephine Guardino, Robert A. 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 if Taylorsville, about 8 miles (air) northeast of Quincy 2140 Comment
  CHSC97141  Poa bulbosa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14057 Plumas Open rocky flat, about 50 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  JEPS113566  Poa bulbosa Lowell Ahart, John Dittes 2007-6-16 14115 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UCD90870  Poa compressa R. Tofsrud 1949-7-1 s.n. Plumas about 2 miles north of Quincy. 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
  CHSC117445  Poa cusickii subsp. cusickii Lowell Ahart 2016-6-29 21061 Plumas Top and southeast part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC47628  Poa cusickii subsp. epilis Lowell Ahart 1981-7-21 2963 Plumas On the Buzzards Roost Ridge, about 1/4 mile east of Quincy La Porte Road, about 1 1/4 miles north of Pilot Peak. 1828 Comment
  CAS-BOT-BC247276  Poa palustris Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1448 Plumas Butterfly Botanical Area and vicinity. Near bed of Spanish Creek adjacent to the confluence of Butterfly Creek 902 Comment
  JEPS107738  Poa palustris Lowell Ahart, John Dittes 2005-9-19 12371 Plumas On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  UCD91798  Poa palustris John Thomas Howell 1960-7-19 35627 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC247378  Poa pratensis Lowell Ahart 1981-7-21 2961 Plumas Near tunnel gold mine on Buzzards Roost Ridge, ca. 0.25 mi. E of the road, ca. 1.25 mi. N of Pilot Peak 2000 Comment
  CAS-BOT-BC247382  Poa pratensis Lewis S. Rose 1954-5-30 54078 A Plumas Beckwourth 1524 Comment
  CAS-BOT-BC247390  Poa pratensis Clare B. Hardham 1970-8-8 17701 E Plumas Road to Thompson Peak Lookout 2133 Comment
  RSA129256  Poa pratensis E. Sawyer 1935-6-27 173 Plumas 3.6 mi N. of Hawks 1646 Comment
  SEINET264681 Image available Poa pratensis S. Scott sn Plumas Plumas National Forest ; Sierra Nevada Range eastern side Milford Ranger District Ingalls area 1829 Comment
  SEINET264683 Image available Poa pratensis S. Scott sn Plumas Plumas National Forest ; Sierra Nevada Range eastern side Milford Ranger District 1829 Comment
  RSA755773  Poa pratensis subsp. pratensis L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16105 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 air miles southwest of Lake Almanor. 1303 Comment
  UC1132723  Poa pratensis subsp. pratensis F. W. Embree 1934-6-12 103 Plumas w end Haskins Valley; Plumas Nat'l Forest, Bidwell Bar Quadrangle Comment
  SEINET10659349  Poa scabrella Mary Susan Taylor 1982-6-14 Taylor 4655 Plumas T27N R12E sw1/4 nw1/4 sec 12. Antelope Lake quad. In wet montane meadow, Pioneer Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. With Potentilla gracilis nuttallii. 1536 Comment
  SEINET10822312  Poa scabrella A. Arthur Heller 1907-7-3 Heller 8711 Plumas Hills above Red Clover Valley. Comment
  CAS-BOT-BC247080  Poa secunda subsp. juncifolia John Thomas Howell 1962-6-18 37756 Plumas Sierra Valley near Beckwourth 1490 Comment
  CHSC41174  Poa secunda subsp. secunda L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-9 Plumas Plumas N.F. ECOS plot 11-127. Along ridge between Indian Cr and Hungry Cr and near the confluence of Hungry and Middle Creeks. 1554 Comment
  CHSC72474  Poa secunda subsp. secunda L. P. Janeway 1998-6-24 5682 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  UCD91634  Poa secunda subsp. secunda August L. Hormay 1932-6-9 s.n. Plumas Squaw Queen Valley, near Crocker Ranger Station, Plumas National Forest. Comment
  CAS-BOT-BC6510  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 Comment
  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
  SEINET10934906  Poa sierrae John Thomas Howell, Gordon H. True 1967-5-9 Howell 42204 Plumas 3.5 mi. SW of Belden, Feather River Canyon Comment
  SEINET10496955  Polemonium caeruleum subsp. amygdalium Mary Susan Taylor 1981-6-18 Taylor 3938 Plumas T25N R12E sw/ne sec 25. Grizzly Valley quad. Along spring crossing Beckwourth- Genesee Rd, N of Crystal Greek, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft elev. 1737 Comment
  UC161971  Polyctenium fremontii Katharine Brandegee 1911-7-20 Plumas Portola Comment
  JEPS83027  Polygonum amphibium var. stipulaceum M. S. Taylor 1982-9-8 5124 Plumas ca 4 air mi s Greenville (n side of reservoir); Greenville SW quad, Round Valley Reservoir 1371 Comment
  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
  SD46511  Polygonum aviculare Robert J. Weatherby 1950-7-21 1468 Plumas Railroad tracks east Quincy 1036 Comment
  CHSC113873  Polygonum aviculare subsp. aviculare Lowell Ahart 2014-8-24 19760 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CAS-BOT-BC414223  Polygonum aviculare subsp. depressum M. S. Taylor 1982-9-13 5135 Plumas Ramelli Ranch, under Calpine Rd (109) bridge over Feather River, ca. 1 mi w of Beckwourth 1487 Comment
  POM186459  Polygonum convolvulus D. D. Keck 1932-7-3 1669 Plumas Quincy, along branchlet of Spanish Creek in meadow. also a large colony spreading over a vacant lot near center of town Comment
  CDA15371  Polygonum douglasii G. F. Hrusa 1997-6-26 13886 Plumas Sierra Nevada; Approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  RSA212191  Polygonum douglasii L. S. Rose 1969-6-24 69054 Plumas Quincy, Meadows 1037 Comment
  RSA189325  Polygonum douglasii L. S. Rose 1967-7-9 67142 Plumas Quincy. 1037 Comment
  RSA239267  Polygonum douglasii Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42351 Plumas Along Hwy 70 2 miles N of Quincy. 1098 Comment
  CHSC24270  Polygonum douglasii subsp. douglasii K. R. Stern 1975-7-25 Plumas SW side of Lake Almanor. Comment
  JEPS114557  Polygonum douglasii subsp. douglasii Lowell Ahart 2008-8-13 15187 Plumas North edge of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  UC466039  Polygonum douglasii subsp. spergulariiforme Mrs. R. M. Austin 1896-1 466 Plumas Big Meadows 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-BC419886  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1962-6-18 s.n. Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC419891  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1957-6-21 14700 Plumas East of Beckwourth Butte, Sierra Valley Comment
  CAS-BOT-BC420052  Polygonum polygaloides subsp. kelloggii Lowell Ahart 1986-7-8 5361 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte 1950 Comment
  CHSC36929  Polygonum polygaloides subsp. kelloggii M. S. Taylor 1982-6-21 4707 Plumas Dry open slope above creek, off Eureka Ridge Rd (23N09), ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 1859 Comment
  CAS-BOT-BC421035  Polygonum spergulariiforme John Thomas Howell 1974-9-20 50906 Plumas Chilcoot. 1554 Comment
  CAS-BOT-BC421044  Polygonum spergulariiforme Clare B. Hardham 1978-8-12 21818 Plumas West of Bagley Pass 2072 Comment
  SJSU14707  Polygonum spergulariiforme N. A. Hopkins 1991-7-3 1695 Plumas by rd to Janesville just N of Red Clover Valley 1524 Comment
  CDA14665  Polystichum imbricans G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3105 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC113974  Polystichum imbricans Lowell Ahart 2014-11-16 19907 Plumas About 100 yards northweast of the paved road, about 100 yards west of Little Grass Valley Reservoir, about 60 yards south of the small stream, about 250 yards southwest of the Black Rock, about 4-1/2 miles northwest of La Porte. 1584 Comment
  CAS-BOT-BC72356  Polystichum imbricans subsp. imbricans John Thomas Howell 1960-7-20 35748 Plumas Boiling Springs Lake 1798 Comment
  RSA754533  Polystichum imbricans subsp. imbricans L. Ahart, John Dittes 2009-7-27 16164 Plumas Headwaters of Grizzly Gulch, 2.1 air miles NE of Butt Valley Reservoir Dam. 1480 Comment
  SD9753  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin 1876-1 Plumas Comment
  HSC66100  Polystichum lemmonii M. S. Taylor, Tom Griggs, W. Dakon 1980-9-27 3348 Plumas 0.25 mi. S of Bucks Lake-Spanish Ranch Rd., 0.25 mi. E of Frenchman Hill, 20 mi. SW of Quincy 1646 Comment
  CAS-BOT-BC72507  Polystichum scopulinum G. Ledyard Stebbins 1968-8-3 6847 Plumas Grizzly Peak sw. of Taylorsville 2286 Comment
  UC185196  Polystichum scopulinum Mrs. Carlotta C. Hall 1912-7-19 9367 Plumas near Nelson Point Schoolhouse (Middle Fork Feather River) 1219 Comment
  SEINET3145579  Populus trichocarpa E. K. Balls 1950-9-14 15822 Plumas 6 mi. NW of Chester, N Fork Feather River 1402 Comment
  UC579490  Porterella carnosula E. Sawyer 1935-6-27 163 Plumas Charlies Valley; Plumas National Forest, Sierraville Quad. 1524 Comment
  JEPS115680  Portulaca oleracea Lowell Ahart, John Dittes 2009-9-7 16389 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam Comment
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Dec 18 2016
  JEPS102562  Potamogeton crispus Lowell Ahart 2001-10-8 9313 Plumas In shallow water of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  JEPS100341  Potamogeton epihydrus subsp. nuttallii Dean W. Taylor 2001-6-28 17825 Plumas 2 air mi E of Frenchman Lake (Snow Lake); Sierra Nevada, Diamond Mountains 1859 Comment
  CAS-BOT-BC494115  Potamogeton gramineus W. Harnach; N. Harnach 2000-8-2 973 Plumas Sierra Valley. 0.5 mi W of Steel Bridge on Marble Lane 1485 Comment
  SD6458  Potamogeton praelongus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC454041  Potamogeton pusillus subsp. pusillus V. Oswald; L. Ahart 1988-8-4 3665 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  NY436141  Potentilla aperta A. A. Heller 1907-7-18 8882 Plumas Beckwith Comment
  RSA0089042  Potentilla ashlandica Bonnie C. Templeton 1968-6-9 11249 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  SEINET13710281  Potentilla biennis Lowell William Ahart, Lowell William Ahart 2001-1 9237 Plumas Frenchman Lake on Little Last Chance Creek (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  SJSU11966  Potentilla biennis N. A. Hopkins 1973-6-19 550 Plumas 5 mi SE of Beckwourth, Sierra Valley 1402 Comment
  RSA611286  Potentilla glandulosa subsp. hansenii Joseph A. Ewan 1934-7-17 8533 Plumas Ready Bullion Mine, Bear Lake, Mt. Elwell Region. 1982 Comment
  CDA14030  Potentilla gracilis var. fastigiata G. F. Hrusa, B. A. Smith 1996-8-8 13478 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CAS-BOT-BC540412  Potentilla gracilis var. fastigiata Walter Knight; Irja Knight 1966-6-18 1337 Plumas Sierra Nevada, Butterfly Valley near overnight camp 1173 Comment
  CAS-BOT-BC158506  Potentilla millefolia Thomas H. Kearney 1944-8-14 66 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC158523  Potentilla millefolia Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC70042  Potentilla millefolia L. P. Janeway 1997-5-14 5119 Plumas Crocker Meadow; west side of Beckwourth-Genesee Road about 0.3 mi south of Crocker Guard Station and Campground. 1749 Comment
  SEINET6637082  Potentilla millefolia A. A. Heller, P. B. Kennedy 1907-7-3 8691 Plumas Red Clover Valley Comment
  JEPS87119  Potentilla rivalis L. P. Janeway 1992-11-4 4320 Plumas ca 0.3 mi w Bagley Pass Road (nw side of Lake Davis, at the end of Mosquito Slough Road (24N54Y), Beckwourth Ranger District, Westside Compartment); Plumas National Forest, Grizzly Valley Quad. 1755 Comment
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Feb 13 2007
  CAS-BOT-BC531758  Potentilla rivalis W. Harnach; N. Harnach 1990-7-6 466 Plumas Sierra Valley, on the first corner E of county rd. A-23 on Marble Lane 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
  CHSC20841  Prunella vulgaris var. lanceolata K. R. Stern 1975-7-24 5814 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC70802  Prunella vulgaris var. lanceolata B. Castro; R. Zebell, R. Fallscheer 1989-8-15 395 Plumas Ca 6 air mi S of Bucks Lake, ca 0.3 mi SE of jcn USFS Rds 23N15 and 23N70, ca 100 ft E of Rd 23N70 by small pond. 1670 Comment
  CAS-BOT-BC158595  Prunus John Thomas Howell; R. C. Barneby 1954-5-14 29550 Plumas Beckwourth Pass 1584 Comment
  CHSC21811  Prunus emarginata F. T. Griggs; A. Pass 1975-7-2 33 Plumas Buck's Lake. East of road. Comment
  CHSC46656  Prunus emarginata Lowell Ahart 1989-7-2 6337 Plumas Near low cliffs, on the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 Comment
  CAS-BOT-BC154852  Prunus virginiana var. demissa Alice Eastwood 1927-6-27 14907 Plumas United States Forest Reserve. On road from [Chilcott] Chilcoot Comment
  UCD113520  Prunus virginiana var. demissa Beecher Crampton 1954-5-11 1880 Plumas Beckwourth Pass, Plumas-Lassen County border. See photo. 1588 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
  CHSC95005  Pseudognaphalium luteoalbum Lowell Ahart 2006-10-23 13474 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
  CAS-BOT-BC357344  Pseudognaphalium microcephalum M. S. Taylor 1981-9-2 4263 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls 1463 Comment
  JEPS95460  Pseudostellaria jamesiana Lowell Ahart 1994-7-7 7452 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  NY1083713  Pseudostellaria jamesiana B. J. Ertter 1989-7-3 8635 Plumas Near Bear Creek crossing on Lone Rock road, Diamond Mountains ca 9 airmiles south of Susanville 1768 Comment
  CAS-BOT-BC174804  Pseudostellaria jamesiana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54232 Plumas About 4 miles southeast of Mt. Hough on the road to Quincy 1645 Comment
  JEPS48665  Pseudostellaria jamesiana Esther C. Fritz 1933-7-14 Plumas Camp Califorest Comment
  JEPS106031  Pseudostellaria sierrae Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10913 Plumas On the east side of Forest Road 25N10, about 2 miles (air) west of Grizzly Peak, about 8 miles (air) northeast of Quincy 1804 Comment
  SEINET5334805  Pseudotsuga menziesii var. menziesii L. Sloan 1949-6-25 20 Plumas 4 miles west of Quincy on highway 24 Comment
  CAS-BOT-BC361846  Psilocarphus oregonus Alice Eastwood 1927-6-17 14685 Plumas United States Forest Reserve. Long Valley Comment
  CAS-BOT-BC72610  Pteridium aquilinum John Thomas Howell 1959-9-21 34803 Plumas 4.6 miles from Virgilia on road to Quincy Comment
  CAS-BOT-BC453564  Pterospora andromedea Mrs. A. L. Coombs 1906-6-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC460528  Pterospora andromedea Alice Eastwood 1927-6-13 14563 Plumas US Forest Reserve: Forest Lodge near Greenville Comment
  RSA797520  Purshia tridentata P. Reisentz 1979-5-12 s.n. Plumas Indian Creek, at the junction of Highway 70 and Highway 89. Comment
  CDA18746  Purshia tridentata var. tridentata G. D. Barbe, T. C Fuller 1982-7-16 3773 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
  CHSC113656  Purshia tridentata var. tridentata L. P. Janeway 2014-5-25 11266 Plumas High Cascade Range. Along the ridgeline between Scotts John Creek and Butt Creek, 1.2 air-km northeast of the top of Humboldt Peak; Pacific Crest Trail nearby. 2073 Comment
  RSA60223  Purshia tridentata var. tridentata E. K. Balls 1950-9-6 15697 Plumas By Jackson Creek Public Camp, Middle Fork Feather River. E of Quincy, Hwy 24. Comment
  CHSC36324  Pycnanthemum californicum M. S. Taylor 1982-8-12 4979 Plumas Along Denton Creek between 516 and Hwy 70, ca. 1 mi e of Blairsden. 1432 Comment
  RSA184940  Pycnanthemum californicum L. S. Rose 1966-7-27 s.n. Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  CHSC116382  Pycnanthemum californicum Sara M. Taylor; Scott Batiuk 2012-9-11 69 Plumas Mulligan Slide. From Quincy head west on Hwy 70, right onto Spanish Creek Road, right onto Rd 25N59, go west~ 1.1 km, left onto unnamed road~480 m. UTM zone 10, NAD 83, 4428382 N, 660731 E. 1548 Comment
  JEPS19278  Pycnanthemum californicum W. L. Jepson 1918-8-16 8026 Plumas Clover Creek Canyon 1615 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
  CHSC67361  Pyrola dentata James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2561 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy. 70. 1584 Comment
  CAS-BOT-BC462781  Pyrola dentata Alice Eastwood 1927-6-12 14527 Plumas US Forest Reserve. Forest Lodge near Greenville Comment
  CHSC45519  Pyrola picta Lowell Ahart 1975-7-20 920 Plumas West of Bunker Hill Creek, about 1 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  RSA794225  Pyrola picta Diana D. Jolles 2005-7-16 131 Plumas Eastern side of Little Grass Reservoir, Plumas National Forest. Comment
  RSA0083323  Pyrola picta Lyman Benson 1932-7-29 4010 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CAS-BOT-BC362283  Pyrrocoma lanceolata var. lanceolata John Thomas Howell 1951-8-20 28234 Plumas Sierra Valley, 3 miles east of Beckwourth 1524 Comment
  CAS-BOT-BC62427  Quercus chrysolepis Mrs. E. C. Suttiffe 1920-9-1 s.n. Plumas Gold Valley Comment
  UCD14010  Quercus chrysolepis John M. Tucker 1948-7-25 1750 Plumas California, Plumas Co.; 1.3 mi. east of Camp 18, area of Camel's Peak; Comment
  JEPS37825  Quercus garryana var. semota W. L. Jepson 1910-6-18 4153 Plumas Belden North Fork of the Feather River Comment
  UC586938  Quercus kelloggii Joseph Andorfer Ewan 1934-7-2 8230 Plumas Penman Peak Sierra Nevada Mountains 1524 Comment
  UCSB13453  Quercus kelloggii Breedlove, Dennis 1962-6-12 Plumas Bank of Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  SEINET10431527  Quercus kelloggii R. J. Holl 1949-5-28 s.n. Plumas 3 miles N of Quincy. 1036 Comment
  SEINET10431673  Quercus kelloggii P. A. Lehenbauer 1938-1 s.n. Plumas 3 miles E of Portola. Comment
  SEINET10431710  Quercus kelloggii D. Nyquist 1960-5-20 53 Plumas Quincy. Comment
  CAS-BOT-BC104592  Quercus vacciniifolia David D. Keck 1932-7-3 1708 Plumas Northern Sierra Nevada. Quincy, Water supply canyon to the left hand just S of town 1065 Comment
  CAS-BOT-BC104608  Quercus vacciniifolia J. M. Tucker 1948-7-25 1749 Plumas ca. 3/4 mi West of United Mining Co. mine on SW side of Camel Peak 1554 Comment
  CHSC94020  Quercus vacciniifolia R. D. Fischer 2005-9-5 666 Plumas Location about 1 miles south of Sunflower Flat trail head at end of county road 26N31 in mixed coniferous forest. Plants growing on an open rocky ridge on what appeared to be a serpentine outcrop. 1828 Comment
  POM186426  Quercus vacciniifolia D. D. Keck 1932-7-3 1708 Plumas Quincy, in the northern Sierra Nevada; water supply canyon to the left hand just south of town. 1067 Comment
  UCD47449  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
  SEINET10536221  Ranunculus Mary Susan Taylor 1982-7-12 Taylor 4812 Plumas T22N R11E se/se sec 4. Blue Nose Mt quad. Headwaters of Chris Creek, ca. 6 mi nw of Mohawk. 6600 ft. 2012 Comment
  SD8188  Ranunculus alismifolius Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CHSC107443  Ranunculus alismifolius var. alismellus Matt Simenc; Rebecca Joyner 2011-7-2 5 Plumas Northern High Sierra Nevada. 0.25 miles (air) ESE of Hwy 120 (La Porte Quincy Highway/ The Hogback) where it crosses Onion Valley Creek. Growing on flat ground 10 ft East of old dam, on South side of Onion Valley Creek. 1912 Comment
  CHSC21213  Ranunculus alismifolius var. alismellus F. T. Griggs; A. Pass 1975-7-17 210 Plumas Buck's Lake. Comment
  CHSC82460  Ranunculus alismifolius var. alismellus Lowell Ahart 2002-6-26 9793 Plumas Growing along a small stream, about 150 yards north of the gravel road, about 1/4 mile (air) west of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1718 Comment
  CHSC70173  Ranunculus alismifolius var. alismifolius L. P. Janeway 1997-5-14 5120 Plumas Crocker Meadow; west side of Beckwourth-Genesee Road about 0.3 mi south of Crocker Guard Station and Campground. 1749 Comment
  CAS-BOT-BC379369  Ranunculus alismifolius var. alismifolius John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54105 Plumas 10.6 mi northeast of La Porte on road to Quincy 1890 Comment
  SD8190  Ranunculus aquatilis Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadfows Comment
  CHSC81402  Ranunculus aquatilis var. diffusus Lowell Ahart 2001-9-18 9287 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1758 Comment
  CAS-BOT-BC378978  Ranunculus aquatilis var. diffusus Robert J. Weatherby 1950-7-7 1454 Plumas Quincy 1219 Comment
  SEINET7720806  Ranunculus austinae Unknown Plumas Big Meadows Comment
  CHSC32817  Ranunculus californicus W. Michael Foster 1981-4-17 5 Plumas Upper margin of road cut, n side of intersection of Hwys 89 and 70, ca. 7 mi n of Quincy. 914 Comment
  CHSC97517  Ranunculus cymbalaria var. saximontanus Lowell Ahart; John Dittes 2007-6-17 14163 Plumas Along Red Clover Creek, about 50 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS113443  Ranunculus cymbalaria var. saximontanus Lowell Ahart, John Dittes 2007-6-17 14163 Plumas Along Red Clover Creek, about 50 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  UC118215  Ranunculus flammula T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  SEINET12088567  Ranunculus flammula Unknown 1980-1 2651 Plumas on the S-side of the small lake, about 1/2 mi W of Fowler Peak, about 2 1/2 mi N of Little Grass 1829 Comment
  JEPS115116  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
  SD8186  Ranunculus orthorhynchus Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UCR139353  Ranunculus repens David D. Keck 1932-7-3 1678 Plumas Northern Sierra Nevada Mtns., Quincy 1067 Comment
  CAS-BOT-BC74315  Raphanus sativus Lowell Ahart 1981-7-21 2988 Plumas Along La Porte Quincy Road, Pilot Peak. 2000 Comment
  CAS-BOT-BC362888  Ratibida columnifera F. B. Cayot 1913-8-12 31 Plumas Plumas National Forest. Three Mile [Threemilel] Valley 1767 Comment
  RSA551254  Rhamnus T. C. Fuller, G. D. Barbe 1981-6-25 s.n. Plumas E side of Indian Valley just N of Taylorsville. 1113 Comment
  SD149109  Rhamnus John Thomas Howell 1976-7-20 52038 Plumas Transition zone forest at south end of Lake Almanor 1372 Comment
  CHSC88626  Rhamnus alnifolia H. Gray 2003-6-17 Plumas Plumas National Forest. 1463 Comment
  UC1121732  Rhamnus californica D. Axelrod 1934-6-6 9 Plumas sw of La Porte; Plumas National Forest, Downieville Quad. 1645 Comment
  SEINET13946363 Image available Rhamnus purshiana Joseph Andorfer Ewan 1934-1 8536 Plumas Vic. Bear Lake, Mt. Elwell region 1981 Comment
  SEINET10936273  Rhamnus rubra Mary Susan Taylor 1982-8-5 Taylor 4934 Plumas T25N R10E ne sec 8. Greenville SW quad. Around Crystal Lake, just below Mt Hough, ca. 7 air mi nne of Quincy. 6700 ft. 2042 Comment
  CAS-BOT-BC56575  Rhododendron columbianum Walter Knight; Irja Knight 1966-6-18 1289 Plumas Butterfly Valley 1143 Comment
  RSA239303  Rhynchospora alba Robert F. Thorne, Larry E. DeBuhr, Tilforth 1972-9-20 42343 Plumas Butterfly Valley Botanic Area: Partly in Plumas Nat l Forest; near Darlingonia Bog 1174 Comment
  CHSC66695  Rhynchospora capitellata Vernon H. Oswald; Linnea Hanson 1996-7-30 8099 Plumas Butterfly Valley Botanic Area NW of Quincy on Forest Rd. 25N47 ca. 0.3 mi S of its junction with Road 417. 1188 Comment
  POM313091  Rhynchospora capitellata Malcolm A. Nobs, S. Galen Smith 1949-8-19 1447 Plumas Butterfly Valley. Comment
  CHSC44976  Ribes K. R. Stern 1985-6-25 8249 Plumas Vicinity of Blairsden. Comment
  CAS-BOT-BC212659  Ribes nevadense Lowell Ahart 1981-7-21 2946 Plumas Head of Dixon Creek, N of Pilot Peak 1800 Comment
  CAS-BOT-BC219218  Ribes nevadense D. E. Breedlove 1962-6-12 3461 Plumas Jackson Creek, upper drainage of Middle Fork of Feather River, 1 mile SE of Cromberg 1341 Comment
  CDA13445  Ribes nevadense G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13292 Plumas Sierra Nevada; on USFS 23N11A. Ridge between Bull Run Creek and S Fk. Long Valley Creek. Comment
  CHSC27507  Ribes nevadense Susan M. Schulz 1978-4-23 18 Plumas Jct. of hwy. 70 and 149, n on 70 35.6 mi, n entrance of Elephant Butte Tunnel on Feather River Canyon. 609 Comment
  RSA0023140  Ribes nevadense E. K. Balls, Lee W. Lenz 1955-5-14 20704 Plumas 1 mi. NE along Highway 89 toward Lake Almanor, from junct. with US Highway 40 alt. 671 Comment
  CHSC20733  Ribes roezlii K. R. Stern 1975-7-24 5898 Plumas NW shore of Lake Almanor. 1371 Comment
  UC511311  Ribes roezlii Lyman Benson 1932-7-29 3992 Plumas Buck Lake Sierra Nevada, Feather River Watershed 2133 Comment
  CAS-BOT-BC363057  Rigiopappus leptocladus Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC363061  Rigiopappus leptocladus M. S. Taylor 1982-6-28 4771 Plumas Paralleling Hwy 70, just w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth 1487 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-BC74643  Rorippa curvisiliqua Mary Strong Clemens 1920-6-14 s.n. Plumas Crescent Mills. Comment
  UC117532  Rorippa curvisiliqua Brandegee 1892-7-4 Plumas Prattsville Comment
  SEINET11994767  Rorippa curvisiliqua Unknown 1985-1 5127 Plumas Little Grass Valley Res., where South Fork of Feather River flows in, about 4.25 mi NE of La Porte 1585 Comment
  JEPS102610  Rorippa curvisiliqua var. orientalis Lowell Ahart 2001-10-16 9381 Plumas On the SW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  CAS-BOT-BC74871  Rorippa tenerrima John Thomas Howell 1976-7-14 51827 Plumas Sierra Nevada. Quincy. 1051 Comment
  CHSC87999  Rosa bridgesii Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11174 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2053 Comment
  CHSC82465  Rosa gymnocarpa Lowell Ahart 2002-6-26 9764 Plumas Near a small drainage, northeast of the small meadow and gravel road, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1734 Comment
  CHSC118832  Rosa gymnocarpa Wendy L. Boes 2015-5-27 2015018 Plumas Plumas National Forest. Location southwest of Silver Creek, north of Forest Service 24N29X, west of 24N56, near Meadow Valley. UTM 663727 E, 4422262 N, NAD83 Zone 10N. 1160 Comment
  CAS-BOT-BC149727  Rosa woodsii subsp. ultramontana John Thomas Howell 1951-6-28 27664 Plumas Jamison Creek Canyon 1584 Comment
  CHSC102125  Rubus parviflorus Lowell Ahart; John Dittes 2009-7-27 16169 Plumas On damp to dry soil, west of the small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CAS-BOT-BC433321  Rumex crispus W. Harnach; N. Harnach 1989-6-17 149 Plumas Sierra Valley. Collected approx. 200 ft. west of the steel bridge on Marble lane. 1487 Comment
  CHSC66637  Rumex occidentalis Vernon H. Oswald; Lowell Ahart 1996-7-15 8040 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. 1371 Comment
  UC1191322  Rumex salicifolius var. triangulivalvis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1371 Plumas just s Chester (n end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  CAS-BOT-BC434308  Rumex triangulivalvis John Thomas Howell 1959-9-22 34853 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC434314  Rumex triangulivalvis E. K. Balls 1950-9-6 15687 Plumas Road from Quincy to East Quincy 1097 Comment
  CAS-BOT-BC445680  Sagittaria cuneata John Thomas Howell 1926-7-24 2109 Plumas Lake Almanor near Prattville 1371 Comment
  CAS-BOT-BC445747  Sagittaria latifolia Walter Knight; Irja Knight 1966-6-19 1720 Plumas Butterfly Botanical Area and Vicinity Comment
  CHSC44968  Salix K. R. Stern 1985-6-25 8214 Plumas Vicinity of Blairsden. Comment
  CAS-BOT-BC103621  Salix eastwoodiae Rimo Bacigalupi 1927-7-7 1651 Plumas upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  CHSC65008  Salix eastwoodiae Vernon H. Oswald 1991-8-5 4803 Plumas Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 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
  UC175924  Salix lasiandra subsp. lasiandra A. A. Heller 1913-6-13 10849 Plumas near Marston Station Marston Station 1066 Comment
  CAS-BOT-BC125305  Salix lasiandra var. lasiandra David D. Keck 1932-7-3 1658 Plumas Meadow south of Spanish Creek, Quincy, in the Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC125313  Salix lasiandra var. lasiandra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54336 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  CAS-BOT-BC125319  Salix lasiandra var. lasiandra John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2200 Plumas Mouth of Butterfly Creek 883 Comment
  JEPS102789  Salix lasiandra var. lasiandra Lowell Ahart 2001-6-4 8755 Plumas Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile SW of the Feather Fork Mine, about 1 mile NE of Little Grass Valley Reservoir, about 5 miles (air) NE of La Porte. 1594 Comment
  CAS-BOT-BC128432  Salix lasiolepis var. lasiolepis Mary Strong Clemens 1920-4-7 s.n. Plumas Greenville Comment
  CAS-BOT-BC128441  Salix lasiolepis var. lasiolepis John Thomas Howell; Keith Wagnon 1980-5-26 53596 Plumas North Fork of Feather River between the mouth of East Branch and Caribou - Sierra Nevada 792 Comment
  CAS-BOT-BC124798  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-25 696 Plumas Fork of Feather River about 5 miles southwest of Prattville Comment
  CAS-BOT-BC124800  Salix lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1881 Plumas At north end of Butterfly Valley proper 1036 Comment
  CHSC9575  Salix lemmonii E. L. Smith 1971-4-28 949 Plumas N city limits in Quincy. 1043 Comment
  HSC100771  Salix lemmonii Lowell Ahart, John Dittes 2007-6-16 14128 Plumas S side of County Rd. 111 (Beckwourth Gensee Rd.), 50 yd. E of F.S. Rd. 24N08, Red Clover Valley, 2 (air) mi. N of Lake Davis (N end). 1648 Comment
  UC449845  Salix lemmonii L. S. Smith 1931-5-27 7 a Plumas Plumas Meadow Plumas Nat'l Forest, Plumas Meadow Comment
  CAS-BOT-BC125104  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 398 Plumas North Fork of Feather River, at Chester 1350 Comment
  UC482028  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 393 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  UC482032  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 393 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  CHSC80690  Salix lucida subsp. lasiandra Lowell Ahart 2001-6-4 8755 Plumas Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1594 Comment
  CHSC97163  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14035 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  CAS-BOT-BC129383  Salix melanopsis David D. Keck 1932-7-3 1656 Plumas Meadow south of Spanish Creek - Quincy 1066 Comment
  CAS-BOT-BC129389  Salix melanopsis A. A. Heller 1913-6-13 10858 a Plumas Near Quincy 1066 Comment
  CAS-BOT-BC129397  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 396 Plumas North Fork of Feather River, at Chester 1350 Comment
  JEPS122298  Salix melanopsis Lowell Ahart 2014-8-31 19810 Plumas On the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  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
  UC176141  Salix melanopsis A. A. Heller 1913-6-13 10858 a Plumas near Quincy Quincy 1066 Comment
  UC501390  Salix melanopsis David D. Keck Jul 3 1932-Jul 5 1932 1656 Plumas meadow s. of Spanish Creek Quincy; Northern Sierra Nevada, Quincy 1965 Comment
  UCR246740  Salix planifolia G. D. Barbe, T. C. Fuller 1982-6-16 3783 Plumas Plumas National Forest. Meadow below Mud Lake, 0.75 mi northeast of Eisenheimer Peak. 2098 Comment
  CAS-BOT-BC129093  Salix scouleriana Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas At Johnsville on road to Gibsonville 1615 Comment
  RSA794996  Salix scouleriana L. Ahart, John Dittes 2009-7-15 16079 Plumas Along a small wash on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  CAS-BOT-BC129099  Salix scouleriana John Thomas Howell 1960-7-20 35730 Plumas Between meadow and forest, Drakesbad - Lassen Volcanic National Park 1828 Comment
  SEINET10479093  Salsola australis Mary Susan Taylor 1981-8-31 Taylor 4260 Plumas California: T2N R13E sw1/4 of se 1/4 sec 4. Blairsden quad. Small creek under RR tracks, off spur road 0.5 mi S of Hwy 70, near Mabie, ca. 3 mi W of Portola. Plumas County. 4800 ft. 1463 Comment
  CAS-BOT-BC176980  Salsola tragus E. K. Balls 1950-9-15 15864 Plumas South tip Lake Almanor, near P.G.E. dam, Hwy 89 1371 Comment
  UCD125442  Salvia aethiopis T. C. Fuller 1962-6-13 8998 Plumas Duensing prop., Route 1, Box 7, North Road, Indian Valley, 2 miles east of Greenville. Comment
  UCD19145  Sambucus microbotrys W. B. McHenry 19__? s.n. Plumas Bucks Lake. Comment
  SEINET10931541  Sanicula bipinnatifida Patricia L. Kenney, David B. Dunn; Melvin L. Conrad 1973-6-5 Kenney 435 Plumas Collected along a stream along Hwy. 70, 6 mi. S from jct. of Hwy. 89 & 70. 1067 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
  CHSC63235  Sanicula graveolens Lowell Ahart 1994-6-15 7340 Plumas About 200 yards east of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  JEPS114415  Sanicula graveolens Lowell Ahart 2008-7-16 15099 Plumas Dry open area, west of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles ( 1597 Comment
  SEINET10454662  Sanicula graveolens Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3886 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  SEINET11155993  Sanicula graveolens A. A. Heller, P. B. Kennedy 1907-7-18 8879 Plumas Grade between Beckwith and Red Clover Valley. Comment
  POM147059  Sanicula tuberosa Alice Eastwood 1927-6-13 14468 Plumas Forest lodge near Greenville, United States Forest Reserve Comment
  UC1542920  Sanicula tuberosa G. Schoolcraft 1987-6-17 1740 Plumas about 2 mi N of Chester 1402 Comment
  SEINET3238872 Image available Sarcodes sanguinea Marion Ownbey, Ruth P. Ownbey 1938-7-14 1741 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor, Sierra Nevada. Comment
  UC1017673  Sarcodes sanguinea Marion Ownbey and Ruth P. Ownbey 1938-7-14 1741 Plumas on rd. between Jonesville and Lake Almanor (below Humboldt Summit); Sierra Nevada Comment
  CAS-BOT-BC466336  Sarcodes sanguinea Walter Knight; Irja Knight 1967-5-22 1809 Plumas Butterfly Botanical Area and Vicinity. Near Ranch house at Valley proper 1036 Comment
  RSA59336  Saxifraga odontoloma E. K. Balls 1950-9-12 15788 Plumas 1.5 miles along trail from Lakes Center Public Camp to Long Lake Outlet, southern Plumas County 2012 Comment
  UC485773  Saxifraga oregana H. E. and S. T. Parks 1928-6-20 221 Plumas Drakesbed; Mount Lassen National Park, Drakesbed Comment
  RSA0009800  Saxifraga oregana Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  RSA0101552  Sceptridium multifidum R. M. Austin s.n. Plumas American Valley. Sierra Nevada. Comment
  CAS-BOT-BC283629  Schedonorus pratensis John Thomas Howell 1951-8-20 28213 Plumas Genesee 1127 Comment
  UCD65599  Schedonorus pratensis B. Corbin 2001-6-7 1008 Plumas North of Chilcoot. 1627 Comment
  POM119341  Scheuchzeria palustris Anonymous 1897-7-5 s.n. Plumas Prattville Comment
  SEINET10329708  Schoenoplectus acutus W. Harnach, N. Harnach 1991-6-17 547 Plumas Sierra Valley, on Marble Lane 1487 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-BC111275  Schoenoplectus acutus var. occidentalis Alice S. Mulford 1944-8-14 s.n. Plumas Lower end of Smith Lake, in water 1874 Comment
  CAS-BOT-BC111856  Schoenoplectus subterminalis Lowell Ahart 1980-10-6 2663 Plumas Lake, 1/2 mile west of Fowler Pk. 1700 Comment
  CAS-BOT-BC35580  Scirpus congdonii John Thomas Howell 1951-6-27 27602 Plumas McRae Meadow 1981 Comment
  CAS-BOT-BC35590  Scirpus congdonii Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 2088 Plumas Butterfly Botanical Area, near spring 1127 Comment
  CAS-BOT-BC35577  Scirpus congdonii 1975-5-30 s.n. Plumas Sweet Water Glen, Butterfly Botanical Area Comment
  CAS-BOT-BC110860  Scirpus diffusus John Thomas Howell 1976-7-15 51870 Plumas Snake Lake, about 4 miles northwest of Quincy 1219 Comment
  CHSC11061  Scutellaria californica Lowell Ahart 1968-6-29 Plumas Two miles E. of La Porte. 914 Comment
  RSA641453  Scutellaria nana Michael A. Vincent 1999-6-8 8557 Plumas Plumas National Forest, Milford Ranger Dstrict. Along FS 26N16 between FS 26N17 and Doyles Crossing bridge. Comment
  CHSC118119  Sedum albomarginatum P. F. Zika 2012-5-15 25865 Plumas Serpentine Canyon, above Route 70, 1.5 air miles S ... Field redacted by CHSC, contact the data manager for more information 830 Comment
  RSA0002538  Sedum albomarginatum P. C. Hutchinson 1961-6-9 2122 Plumas Canyon of N. Fork of Feather River, Hwy. US Alt. 40. Comment
  CAS-BOT-BC64185  Sedum obtusatum subsp. obtusatum John Thomas Howell 1951-6-27 s.n. Plumas Jamison Creek 1828 Comment
  CAS-BOT-BC63847  Sedum spathulifolium Mary Strong Clemens 1919-11-1 s.n. Plumas Taylorsville Comment
  SD51745  Sedum spathulifolium P. C. Hutchison 1961-6-9 2133 Plumas 4.5 miles west of Quincy, on the road to Bucks Lake. Comment
  CAS-BOT-BC62196  Selaginella wallacei John Thomas Howell 1959-9-26 35075 Plumas 3.2 mi. w. of Belden Comment
  JEPS79625  Selaginella wallacei Edward Lee 1951-10-8 Plumas 0.1 mi above junction of N. Fork Feather River Hwy. Comment
  CAS-BOT-BC363366  Senecio aronicoides Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CHSC52766  Senecio hydrophiloides L. P. Janeway 1990-6-29 3745 Plumas Plumas National Forest. Meadow on S side of Little Grizzly Creek ca 1/4 mi E of Emigrant Creek. 1767 Comment
  CAS-BOT-BC363731  Senecio hydrophilus Malcom A. Nobs; S. Galen Smith 1949-8-19 1409 Plumas Ca. 2 miles south of Greenville, Indian Valley Comment
  UC91664  Senecio hydrophilus T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  CAS-BOT-BC363914  Senecio integerrimus var. exaltatus Alice Eastwood 1927-6-12 14516 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC363920  Senecio integerrimus var. exaltatus M. S. Taylor 1982-5-7 4416 Plumas Ramelli Ranch, s side of Feather River, ca. 1/4 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth 1487 Comment
  CHSC112528  Senecio integerrimus var. exaltatus B. Castro; L. P. Janeway 2009-6-7 1788 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. Near W edge of Thompson Creek, in the vicinity of headcut channels, in sagebrush meadow flats ca 450 ft below edge of open Ponderosa-Jeffrey pine forest. 1665 Comment
  CHSC57421  Senecio integerrimus var. exaltatus L. P. Janeway; Garrett Gibson 1991-6-20 4054 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 1/3 mi west of Middle Fork Feather River and ca 300 ft east of Hwy 70. 1484 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
  RSA0124934  Senecio integerrimus var. exaltatus Clare B. Hardham 1961-6-16 7472 Plumas Diamond Peak. 2134 Comment
  UC335864  Senecio serra var. serra unknown August 1883 Plumas Genessee Valley Comment
  CHSC21296  Senecio triangularis F. T. Griggs 1975-7-29 259 Plumas Buck's Lake. 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
  JEPS37449  Senecio triangularis W. L. Jepson 1939-7-31 19325 Plumas Buck Valley 1584 Comment
  SBBG128050  Sericocarpus oregonensis L. Ahart, J. Dittes 2009-8-28 16358 Plumas NE side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 1.9 mi NNE of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Alamnor Reservoir Dam 1476 Comment
  JEPS97975  Sidalcea glaucescens B. G. Baldwin 1999-6-15 1086 Plumas La Porte Road 10.9 mi S of Middle Fork Feather River crossing Quincy Comment
  UCD116648  Sidalcea glaucescens Elaine A. Ahrenholz 1962-5-5 51 Plumas 1 mile north of Greenville. 1066 Comment
  UC303552  Sidalcea hartwegii unknown May 1891 Plumas Auburn Indian Valley, , Auburn (Taylorsville) Comment
  CAS-BOT-BC205769  Sidalcea oregana Paul F. Covel 1937-7-20 869 Plumas Quincy Comment
  RSA15058  Sidalcea oregana subsp. spicata Daniel Cleveland 1882-7-20 s.n. Plumas Prattville Comment
  UC1125002  Sidalcea oregana subsp. spicata G. T. Nordstrom 1934-7-16 225 Plumas 1 1/4 mi sw Bucks Ranch; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  RSA59405  Sidalcea oregana subsp. spicata E. K. Balls 1950-9-8 15720 Plumas Lakes Center Public Campground 2043 Comment
  SEINET9004725  Sidalcea oregana var. spicata S. Batiuk, D. Matthews, J. Jaggers, A. Kowal 2011-8-31 NV 030 -647 Plumas Grizzly Creek Ranch, near pond. 1506 Comment
  CAS-BOT-BC386984  Silene douglasii Mrs. E. C. Sutcliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  SD8099  Silene douglasii Mrs. R. M. Austin 1880-1 Plumas Mt. Dyer, Big Meaows. Comment
  UC852850  Silene douglasii Anna Head 1920-7-20 Plumas near Round Lake (Feather River Region); , near Round Lake Comment
  UC640584  Silene douglasii H. L. Mason 1924-6-20 1088 Plumas above Graeagle Lodge; above Graeagle Lodge 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
  CHSC21649  Silene laciniata subsp. californica D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  CAS-BOT-BC181346  Silene latifolia J. Budaj 1967-6-9 s.n. Plumas Small patch of scatterd plants 200 yds. n. of the High School, Quincy Comment
  CAS-BOT-BC389383  Silene lemmonii John Thomas Howell 1951-6-27 27558 Plumas Johnsville 1584 Comment
  CAS-BOT-BC389389  Silene lemmonii Rimo Bacigalupi 1927-7-7 1637 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  CDA14721  Silene lemmonii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3243 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  POM161352  Silene lemmonii Rimo C. Bacigalupi 1927-7-7 1637 Plumas Upper reaches of trail between Gray Eagle Valley and Long Valley. Comment
  CHSC56535  Silene occidentalis subsp. occidentalis L. P. Janeway 1984-7-13 918 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). Meadow near small creek bank. 1584 Comment
  UC465660  Silene occidentalis subsp. occidentalis T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  CHSC544  Sisymbrium altissimum E. Wager 1937-5-14 Plumas Feather River Canyon. 457 Comment
  RSA232725  Sisyrinchium elmeri Larry E. DeBuhr, Gary D. Wallace 1972-5-21 593 Plumas Plumas Natl Forest, Butterfly Valley about 1 mile SW of Keddie. 1189 Comment
  SJSU12263  Sium suave N. A. Hopkins 1983-7-28 1161 Plumas NW corner of Sierra Valley by Marble Hot Springs Road 1487 Comment
  JEPS62153  Smilacina racemosa Esther C. Fritz 1933-7-2 Plumas Spanish Peak; slopes Comment
  CDA13963  Solidago californica G. F. Hrusa, T. D. Wilfred 1996-8-2 13424 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, Approx. 1 mi. NW of Argentine Rock. Comment
  RSA60219  Solidago californica E. K. Balls 1950-9-9 15693 Plumas 3.1 miles east of turn to Sloat, between Quincy and Portola, Highway 24. 1250 Comment
  SD46771  Solidago canadensis subsp. elongata Robert J. Weatherby 1950-7-21 1472 Plumas East Quincy. 1035 Comment
  CAS-BOT-BC365511  Solidago elongata Robert J. Weatherby 1950-7-21 1472 Plumas East Quincy 1036 Comment
  CHSC118488  Solidago elongata Don Lepley 2016-8-7 Plumas Lassen National Forest. Almanor Ranger District. North side of Road 27N43 just west of Ruffa Ranch inholding. 1728 Comment
  JEPS32379  Solidago elongata W. L. Jepson 1918-8-16 8005 Plumas Engels, Lights Creek 1341 Comment
Read comments
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  UC1070250  Solidago elongata C. W. Hanks 1934-8-30 63 Plumas Canyon 1 mi s Bald Rock; Sierraville Quad., Plumas National Forest Comment
  UC1075633  Solidago elongata Robert J. Weatherby 1950-7-21 1472 Plumas East Quincy 1036 Comment
  UC1557869  Solidago elongata J. Semple, S. Heard 1986-8-13 8416 Plumas near Little Grassy Valley Lk Rec area (Little Grassy Valley Lk Rd, between LaPorte and Quincy) Comment
  CHSC31223  Solidago velutina subsp. californica M. S. Taylor 1980-10-8 3363 Plumas S side of Beckwourth Rd, ca. 1/4 mi se of its jct with Beckwourth-Genesee Rd, ca. 10 mi e of Taylorsville. Comment
  UC485454  Solidago velutina subsp. californica Mrs. R. M. Austin 1896-8-1 493 Plumas Big Meadows Comment
  CAS-BOT-BC374666  Sonchus oleraceus John Thomas Howell 1951-6-29 27755 Plumas Feather River Canyon 548 Comment
  CAS-BOT-BC157306  Sorbus californica E. K. Balls 1950-9-12 15786 Plumas 1.5 mi. along trail from Lakes Center Public Campground towards Long Lake outlet 2011 Comment
  SD8504  Sorbus sambucifolia Mrs. R. M. Austin 1879-1 Plumas Mt. Dyer, Big Meadows 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
  SEINET10966371  Sparganium emersum var. multipedunculatum Mary Susan Taylor 1982-7-22 Taylor 4907 Plumas T24N R9E sw/ne sec 6. Bucks Lake NE quad. Riparian Woodland; s edge of Snake Lake by dam, ca. 2 mi ne of Meadow Valley. 4000 ft. 1219 Comment
  CHSC46717  Sparganium natans V. Oswald; W. Dempsey 1989-8-24 3964 Plumas Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 11 mi (air) nw of Chester. 1828 Comment
  CAS-BOT-BC390681  Spergularia rubra Lowell Ahart 1985-7-11 5129 Plumas Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/2 miles north-east of La Porte 1584 Comment
  RSA176437  Sphaeromeria potentilloides var. potentilloides P. H. Raven 1963-5-28 18421 Plumas 1.1 miles E of Beckwourth. Comment
  CHSC34265  Sphenosciadium capitellatum M. S. Taylor 1981-7-27 4120 Plumas Along spring crossing Beckwourth-Genessee Rd, between Crystal and Meadow creeks, ca. 2 mi S of Notson bridge, ca. 17 air mi NE of Blairsden. 1737 Comment
  CHSC82468  Spiraea densiflora Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9826 Plumas In a logged over area on the south side of Forest Road 22N94, east of Forest Road 22N94E, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1606 Comment
  JEPS103402  Spiraea densiflora Lowell Ahart 2002-7-2 9826 Plumas In a logged over area on the S side of Forest Road 22N94, E of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1606 Comment
  JEPS48884  Spiraea densiflora Esther C. Fritz 1933-7-27 Plumas Spanish Peak; at intersection of road and trail to Monte Cristo Mine, going w 2133 Comment
  RSA472766  Spiraea densiflora Dorothy Davis 1923-08 s.n. Plumas Gold Lake. 2439 Comment
  CAS-BOT-BC149656  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-9 8786 Plumas Prattville Comment
  SD51229  Spiraea douglasii D. F. Howe 1960-9-21 Plumas 6 miles north of Greenville on #89 1219 Comment
  CHSC64154  Spiranthes romanzoffiana B. Castro; R. A. Schlising 1987-7-21 188 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98, along Rd. 22N98 E of spring on unnamed E-trending tributary to Mohawk Ck and immediately E of a small meadow which extends from the spring down to Rd 22N98. 1569 Comment
  CHSC13626  Stachys ajugoides var. rigida M. S. Taylor 1974-7-3 300 Plumas Ca. 25 ft e of road, opposite Darlingtonia Bog, in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  CHSC52074  Stachys ajugoides var. rigida L. P. Janeway 1990-8-24 3834 Plumas Plumas National Forest. At edge of Coldwater Cr at crossing of dirt road ca 1 1/2 mi W of Red Clover Cr. Site disturbed by the road crossing. 1981 Comment
  JEPS114608  Stachys ajugoides var. rigida Lowell Ahart 2008-9-10 15379 Plumas On the bottom and sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  UC1191921  Stachys ajugoides var. rigida Malcolm A. Nobs, S. Galen Smith 1949-8-18 1390 Plumas just s Chester (at n end of lake); Last Chance Marshes, Lake Almanor Comment
  JEPS62976  Stachys ajugoides var. rigida W. L. Jepson 1924-7-22 10621 Plumas near Rich Point (Dogwood Creek); Middle Fork Feather River 1127 Comment
  UC723801  Stachys ajugoides var. rigida Joseph Andorfer Ewan 1934-7-8 8595 Plumas Dentens Sierra Nevada, Middle Fork Feather River 1615 Comment
  SEINET3376404  Stachys albens C. Lumer, S. Yost 2006-7-27 2446 Plumas Sierra Nevada Mountains. Route 70 going West from Quincy, along the Feather River.. 914 Comment
  CAS-BOT-BC175329  Stellaria borealis subsp. sitchana John Thomas Howell 1960-7-21 35846 Plumas NW. of Willow Lake, Lassen Volcanic National Park 1676 Comment
  CHSC100045  Stellaria crispa Lowell Ahart 2008-8-13 15169 Plumas East of La Porte Road, west bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CAS-BOT-BC391184  Stellaria longipes subsp. longipes Alice Eastwood 1927-6-27 14886 Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] Comment
  CAS-BOT-BC397726  Stellaria nitens John Thomas Howell 1976-4-2 51575 Plumas 2 miles NW of Spring Garden 1173 Comment
  JEPS119930  Stellaria obtusa Lowell Ahart 2012-9-5 18438 Plumas About 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  CHSC60604  Stenotus acaulis L. P. Janeway 1989-6-16 3327 Plumas Plumas National Forest. Northeast slope of Crocker Mountain facing Red Clover Valley. 1828 Comment
  JEPS95057  Stephanomeria elata Lowell Ahart 1997-9-11 7913 Plumas about 2 air mi ne of Belden (on e side of Caribou Road, on e side of the North Fork of Feather River, at the elevaed siphon); North Fork of Feather River, Caribou Road 731 Comment
  CAS-BOT-BC375616  Stephanomeria lactucina John Thomas Howell 1924-8-11 632 Plumas Two miles east of Chester on road to Westwood 1310 Comment
  CAS-BOT-BC375625  Stephanomeria lactucina Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC117561  Stephanomeria lactucina Lowell Ahart 2016-7-9 21085 Plumas Top and on the northeast side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam 1857 Comment
  RSA0035827  Stephanomeria lactucina Lowell A. Ahart 2008-8-14 15195 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  SEINET10603800  Stipa californica Lawrence P. Janeway 1990-1 Janeway 3821 Plumas Mt. Ingalls quad T24N, TR11E, SE 1/4 of sec. 10. Along Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge. Disturbed open area in white fir-red fir forest near dry creek.Forming small bunches.10, elev. 2057 Comment
  SEINET10836225  Stipa occidentalis Mary Susan Taylor 1982-8-18 Taylor 5014 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  CAS-BOT-BC87778  Streptanthus tortuosus A. A. Heller 1938-7-2 15238 Plumas 3 miles east of Quincy. 1097 Comment
  LA51449  Streptanthus tortuosus J. A. Ewan; 1934-7-17 8542 Plumas Sierra Nevada, above Long Lake, Mt. Elwell region 2072 Comment
  POM253353  Streptanthus tortuosus A. A. Heller 1938-7-2 15238 Plumas 3 miles east of Quincy. 1098 Comment
  JEPS108761  Streptanthus tortuosus var. orbiculatus Lowell Ahart 2006-7-3 12904 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, near the south edge of a dry open basalt flat 1527 Comment
  UC727070  Streptanthus tortuosus var. orbiculatus A. A. Heller 1940-6-5 15707 Plumas along Feather River Hwy near Bucks Creek powerhouse Comment
  CHSC54862  Subularia aquatica var. americana Vernon H. Oswald 1991-8-23 4845 Plumas Lassen Volcanic Park. Road to Juniper Lake Campground, 1.8 miles north of the park boundary. In a snow lake on the southwest side of the road. 2072 Comment
  CHSC84883  Swertia albicaulis var. nitida R. D. Fischer; Jenny Marr 2003-7-4 7 Plumas Northern Sierra Nevada, Butt Valley Reservoir, approx 5 miles south of Almanor. Plant collected between the main rd and lake along the eastern shore of the southern half of lake. Streambed 75 ft. from lake shore. 1264 Comment
  SD46625  Swertia albicaulis var. nitida Robert J. Weatherby 1955-7-21 1648 Plumas Rocky Point, top of No Ear Bar trail, Middle Fork Feather River. 1524 Comment
  CAS-BOT-BC245862  Symphoricarpos Clare B. Hardham 1975-8-2 s.n. Plumas Black Mt., Sierra Nevada 2133 Comment
  SEINET8061721  Symphoricarpos mollis