Search Results — 2000 specimen records retrieved (1474 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77976  Abies concolor Alice Eastwood 1927-6-18 14705 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CAS-BOT-BC78050  Abies concolor A. L., Mrs. Coombs 1912-9-1 s.n. Plumas Big Meadows 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
  CHSC84949  Abies magnifica var. magnifica Lowell Ahart 2003-10-15 10633 Plumas About 60 yards south of the road to Tamarack Flat, on the south side of a very small branch of Fall River, about 1/8 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1714 Comment
  SEINET196507 Image available Acer glabrum J. M. Tucker 1948-7-25 1737 Plumas At mine of United Mining Co. Pinchard Creek, southwest side of Camel Peak 1520 Comment
  CAS-BOT-BC330952  Acer glabrum var. glabrum John Thomas Howell 1951-6-28 27700 Plumas Eureka Peak 2133 Comment
  CAS-BOT-BC333324  Acer macrophyllum John Thomas Howell 1963-6-3 39399 Plumas Sierra Nevada. Butterfly Valley Comment
  NY42162  Acer macrophyllum J. B. Walker 1994-8-3 871 Plumas On La Porte Rd, 10km S of junction with Hwy 70 1400 Comment
  SEINET3098687 Image available Acer macrophyllum Bob Reeves 1968-4-14 23 Plumas Along Feather River, 0.25 mi below Pauls Creek, State highway 70. 610 Comment
  UCD67364  Acer macrophyllum Leslie Goldberg 1992-5-16 1 Plumas Caribou, Caribou Road, along north fork Feather River, found in full sun, damp soil, and flat land in riparian woods and thickets. Growing in loam with Douglas fir, Quercus chrysolepis, and other maples. Common 5 m tall tree with green scarious-leafy winged fruit. 853 Comment
  SEINET7893936  Acer macrophyllum C. N. Saulisberry 1949-5-28 s.n. Plumas Feather River Canyon, near Keddie Comment
  CAS-BOT-BC28737  Achillea millefolium Fred Sommers 1976-7-12 146 A Plumas Along side of Dyson Lane near road A24, Sierra Valley Marsh. 1524 Comment
  UC1125398  Achillea millefolium E. Sawyer 1935-6-24 142 Plumas 1 mi ese Crow; Sierraville Quadrangle 1676 Comment
  CAS-BOT-BC210701  Achnatherum lemmonii John Thomas Howell 1973-7-10 49752 Plumas Near Greenville 1097 Comment
  CHSC67748  Achnatherum lemmonii James D. Jokerst 1984-7-11 2100 Plumas Ward Creek Hydro Survey: Top of ridge on exposed bedrock S of Genesee Valley, W of Ward Creek. 1584 Comment
  CHSC76822  Achnatherum lemmonii L. P. Janeway 1997-5-29 5137 Plumas East Branch North Fork Feather River about 0.5 mi west of Soda Creek and 0.1 mi north of Hwy 70 along Road 25N21. 952 Comment
  UC717966  Achnatherum lemmonii David D. Keck 1944-7-8 5437 Plumas 2 mi sw, on Indian Creek Crescent Mills (Dixie Canyon Store); Sierra Nevada, Indian Creek 1066 Comment
  UCD50461  Achnatherum lemmonii G. L. Stebbins Jr. 1939-7-6 2900 Plumas 1.7 miles east of Meadow Valley on road to Quincy. Plumas County. 1097 Comment
  UCD50590  Achnatherum lemmonii Beecher Crampton 1954-5-10 1864 Plumas 1.5 miles northeast of Portola, Plumas County. 1524 Comment
  CAS-BOT-BC216883  Achnatherum occidentale Clare B. Hardham 1978-8-11 218012 Plumas About 5 miles SE of Thompson Peak Comment
  CAS-BOT-BC210842  Achnatherum occidentale subsp. californicum L. P. Janeway 1990-8-2 3821 Plumas Plumas National Forest, Beckwourth Ranger District. Along Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge 2057 Comment
  JEPS76246  Achnatherum occidentale subsp. californicum W. L. Jepson 1939-8-16 19453 Plumas near Soapstone Hill (mountain w of Bucks Valley) Comment
  UC485753  Achnatherum occidentale subsp. californicum H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  RSA201262  Achnatherum occidentale subsp. occidentale J. T. Howell 1960-7-17 35485 Plumas Drakesbad; Lassen Volcanic National Park. 1677 Comment
  RSA484121  Achnatherum occidentale subsp. occidentale A. A. Beetle 1941-6-28 2898 Plumas west side of Lake Almanor 1829 Comment
  UCD32652  Achnatherum occidentale subsp. pubescens Beecher Crampton 1954-7-5 2045 Plumas Plumas County, 1.5 miles north of Greenville, along highway 89. 1127 Comment
  UC641668  Achnatherum thurberianum G. L. Stebbins Jr. 1939-7-9 2936 Plumas sw slope of Meadow View Peak Meadow View Peak 1920 Comment
  UCD51433  Achnatherum thurberianum August L. Hormay 1932-6-11 s.n. Plumas Long Canyon, Plumas National Forest, near RR plots. Comment
  CAS-BOT-BC217996  Achnatherum webberi John Thomas Howell; Gordon H. True 1973-7-31 50072 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  SD8661  Acmispon americanus Daniel Cleveland 1882-7-24 Plumas Big Meadows. Comment
  CAS-BOT-BC391484  Aconitum columbianum subsp. columbianum David D. Keck 1932-7-3 1694 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC391485  Aconitum columbianum subsp. columbianum Ira L. Wiggins 1948-9-15 12055 Plumas On ridge between canyons of Onion Creek and the Middle Fork of the Feather River Comment
  POM270463  Aconitum columbianum var. columbianum Lyman Benson 1932-7-29 3983 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CAS-BOT-BC412610  Aconogonon alaskanum Mary Strong Clemens 1920-8-11 s.n. Plumas Greenville Comment
  SD46512  Aconogonon davisiae Robert J. Weatherby 1950-8-11 1511 Plumas near Hellgramite Pond, Lakes Basin Area 2012 Comment
  CAS-BOT-BC418804  Aconogonon phytolaccifolium John Thomas Howell 1976-7-16 51924 Plumas Near Bucks Lake 1584 Comment
  CAS-BOT-BC418805  Aconogonon phytolaccifolium Clarence R. Quick 1953-8-8 53 -114 Plumas South of Meadow Valley Comment
  CAS-BOT-BC29835  Adenocaulon bicolor Robert J. Weatherby 1950-7-7 1446 Plumas Gansner Creek, near Quincy 1219 Comment
  UC811186  Adiantum X tracyi Mrs. E. C. Sutliffe 1919-6-21 Plumas near Gold Lake Comment
  SFV10665  Adiantum aleuticum M. L. Vincent 1968-6-10 867 Plumas Sierra Nevada Caribou Road. 1 mile from Feather River, Highway 70. 730 Comment
  CDA40750  Agastache urticifolia L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11161 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  CHSC117651  Agastache urticifolia Lowell Ahart 2016-8-30 21323 Plumas On the east side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CHSC56857  Agastache urticifolia L. P. Janeway 1991-8-3 4105 Plumas Plumas National Forest. Near top of ridge, south end of Grizzly Ridge and ca 1 3/4 mi west of Smith Peak. 2072 Comment
  SBBG29872  Agastache urticifolia E. Crum 1937-8-7 1947 Plumas 3 mi W of Lake Almanor 1524 Comment
  CHSC75444  Ageratina occidentalis G. F. Hrusa; T. D. Wilfred 1996-8-2 13423 Plumas Sierra Nevada. Old walkway to lookout on Argentine Rock - 1/2 mile W of Pine Creek Valley. 2200 Comment
  SEINET6709694 Image available Ageratina occidentalis M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -14 Plumas Road from Chilcoot to Frenchman's along Last Chance Creek 1768 Comment
  CAS-BOT-BC29511  Agoseris John Thomas Howell 1962-6-18 37735 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC29513  Agoseris W. Harnach; N. Harnach 1990-6-13 367 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  CDA20913  Agoseris glauca var. laciniata G. D. Barbe, T. C. Fuller 1982-7-16 3756 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CHSC96846  Agoseris glauca var. laciniata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14040 Plumas Under pine trees, about 150 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  RSA726408  Agoseris glauca var. laciniata L. Ahart, John Dittes, Josephine Guardino 2007-6-9 14040 Plumas About a mile (air) north of the north end of Lake Davis. 1858 Comment
  CHSC115165  Agoseris heterophylla Lowell Ahart 2015-6-7 20208 Plumas On the west side of the dirt road, Lava Top, about 2-1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  CHSC97627  Agoseris heterophylla Lowell Ahart; John Dittes 2007-6-16 14099 Plumas On dry soil, 100 yards east of a small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC13435  Agoseris retrorsa Dennis Breedlove 1962-6-12 4367 Plumas Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast Cromberg 1341 Comment
  CAS-BOT-BC127594  Agropyron cristatum M. S. Taylor 1982-9-13 5138 Plumas Ramelli Ranch, in vicinity of Calpine Road (109) bridge over Feather River. Ca. 1 mile west of Beckwourth. 1487 Comment
  CAS-BOT-BC127595  Agropyron cristatum John Thomas Howell 1955-7-19 30749 Plumas Sierra Nevada. Beckwourth. 1493 Comment
  SEINET12876491  Agropyron trachycaulum var. trachycaulum W. Harnach, N. Harnach 1991-6-29 594 Plumas Sierra Valley, on County Road A-24 (6 mile road), 4 miles N of Loyalton. 1490 Comment
  CAS-BOT-BC127498  Agrostis capillaris Lowell Ahart 1987-9-22 5890 Plumas Along the South Fork of the Feather River, about 1 mile east of the Feather Fork Mine, about 8 miles northeast of La Porte. 1706 Comment
  UCD51873  Agrostis capillaris John Thomas Howell 1975-6-15 51129 Plumas Quincy. 1036 Comment
  CAS-BOT-BC127081  Agrostis exarata John Thomas Howell; Gordon H. True 1973-7-31 50087 Plumas Sierra Nevada. Summit ridge of Thompson Peak. Diamond Range. 2194 Comment
  CAS-BOT-BC127087  Agrostis exarata John Thomas Howell 1960-7-18 35520 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC127098  Agrostis exarata Lowell Ahart 1980-10-6 2679 Plumas Sierra Nevada. About 1 mile south of La Porte. 487 Comment
  CHSC74735  Agrostis exarata B. Castro 1998-10-8 859 Plumas Ca 0.25 mi upslope of E edge of Little Grass Valley Reservoir just S of Kenzie Ravine, on gentle NW-facing slope ca 300 ft above USFS RD 22N60. 1554 Comment
  CHSC94989  Agrostis exarata Lowell Ahart 2006-10-23 13492 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  UCD52263  Agrostis exarata Beecher Crampton 1964-8-25 7160 Plumas Lassen Volcanic National Park, Devil's Kitchen, Hot Springs Creek. 1859 Comment
  UCD52350  Agrostis exarata F. W. Embree 1934-6-11 95 Plumas 1 mile N.E. of Bucks Ranch. 1600 Comment
  CAS-BOT-BC139603  Agrostis gigantea John Thomas Howell 1973-7-10 49741 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  CAS-BOT-BC139606  Agrostis gigantea Walter Knight 1966-7-28 1445 Plumas Butterfly Botanical Area and Vicinity. Near bed of Spanish Creek adjacent to confluence of Butterfly Creek. 883 Comment
  CAS-BOT-BC138997  Agrostis pallens Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mile west of Pilot Peak. 2000 Comment
  JEPS114942  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
  SACT000171  Agrostis scabra Malcolm Nobs, S. Smith 1949-8-18 Plumas Plants caespitose; in bloom in water, past blooming on dried areas Comment
  UCD53456  Agrostis stolonifera John Thomas Howell 1960-7-18 35521 Plumas Drakesbad. 1676 Comment
  CHSC8757  Alisma gramineum S. Chulasmai 1966-5-13 31 Plumas Pond near Highway California 89. Comment
  CHSC108034  Alisma triviale L. P. Janeway 2011-9-22 10735 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. 1468 Comment
  CAS-BOT-BC131954  Allium Javier Penalosa 1962-6-19 2483 Plumas Hghwy. 40-89, +/- 6.2 mi. SE of Quincy 1097 Comment
  CAS-BOT-BC131955  Allium W. Harnach; N. Harnach 1990-5-12 294 Plumas Sierra Valley. Wilson brothers ground, south of Marble lane, on Co. Rd. A-23 (the rock pile) 1514 Comment
  SD6422  Allium atrorubens Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  JEPS47589  Allium bisceptrum var. bisceptrum John W. Duffield 1937-6-9 Plumas road to Quincy 1097 Comment
  SBBG30570  Allium campanulatum D. Myrick 1968-6-18 1944 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  CAS-BOT-BC466623  Allium campanulatum Frank W. Peirson 1926-6-21 6805 Plumas Quincy. Northern Sierra Nevada 2074 Comment
  JEPS61492  Allium campanulatum W. I. Follett 1937-7-1 Plumas summit between Deadwood ravine and Rich Gulch Comment
  SEINET10471984  Allium lemmonii Mary Susan Taylor 1982-6-10 Taylor 4627 Plumas T23N R14E se/ne sec 12. Reconnaissance Peak quad. Along 23N72, 0.5 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. Granitic soils. 5500 ft. 1675 Comment
  CHSC36940  Allium obtusum var. obtusum M. S. Taylor 1982-5-14 4442 Plumas Along Turner Springs Rd just s of its jct with Hwy 114 (Clio-Portola Rd), ca. 2 air mi sw of Portola. 1524 Comment
  CAS-BOT-BC474057  Allium parvum John Thomas Howell 1975-6-16 51138 Plumas 2 miles northwest of Spring Garden, Sierra Nevada 1173 Comment
  UCD138590  Allium platycaule A. A. Heller; P. B. Kennedy 1907-7-4 8723 Plumas east of Red Clover Valley. Comment
  CAS-BOT-BC26652  Allocarya ambigens Amos Arthur Heller; P. B. Kennedy 1907-7-2 8682 Plumas Between Vinton and Peckwith Comment
  NY380653  Allocarya microcalyx A. A. Heller 1907-7-2 8680 Plumas Between Vinton and Peckwith Comment
  JEPS124000  Allophyllum integrifolium Lowell Ahart 2015-7-4 20285 Plumas About 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  UC1135173  Alnus incana subsp. tenuifolia D. Axelrod 1934-6-12 46 Plumas 1 mi s Fowler Peak; Plumas National Forest, Downieville Quadrangle Comment
  CHSC116387  Alnus incana subsp. tenuifolia Sara M. Taylor; Scott Batiuk 2012-7-13 75 Plumas Plumas National Forest. Aster Fen, Bucks Lake Wilderness, north and west of Granite Gap from Silver Lake trailhead. UTM zone 10, 4423928N, 657162 E. 2030 Comment
  RSA0034613  Alnus incana subsp. tenuifolia B. C. Templeton 1967-4-23 10743 Plumas Butterfly Valley, near Quincy. 1067 Comment
  RSA59262  Alnus rhombifolia E. K. Balls 1950-8-31 15554 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  UC127375  Alnus rhombifolia H. M. Hall and E. B. Babcock 1903-7-1 4445 Plumas Genesee Valley Sierra Nevada Mountains (along streams) 1097 Comment
  UCD110008  Alnus rhombifolia John Thomas Howell 1959-9-24 34943 Plumas Spanish Creek at mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC539679  Alnus rhombifolia John Thomas Howell 1959-9-24 34943 Plumas Sierra Nevada: Spanish Creek at mouth of Butterfly Creek 1798 Comment
  SACT002788  Alnus tenuifolia Josephine Van Ess 1975-6-3 Plumas Collected at camp just south of Cromberg of Highway 70 Comment
  CAS-BOT-BC138026  Alopecurus carolinianus W. Harnach; N. Harnach 1991-6-21 560 Plumas Sierra Valley. Next to RailRoad bridge east of County Road A-23. 1487 Comment
  CAS-BOT-BC138000  Alopecurus geniculatus John Thomas Howell 1960-7-22 35882 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  UCD97196  Amaranthus blitoides John Thomas Howell 1959-9-25 35002 Plumas 2 miles east of Portola. 1484 Comment
  CHSC81597  Amaranthus californicus Lowell Ahart 2001-10-8 9318 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  JEPS102577  Amaranthus californicus Lowell Ahart 2001-10-16 9366 Plumas On the south side of a small stream, below the high water line and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  SEINET7922984  Amaranthus retroflexus W. Harnach, N. Harnach 1990-7-29 484 Plumas Sierra Valley, corner of Marble Lane and County road A-23. 1490 Comment
  CAS-BOT-BC13542  Ambrosia acanthicarpa John Thomas Howell 1959-9-25 34981 Plumas Portola 1478 Comment
  CHSC50813  Ambrosia acanthicarpa Vernon Oswald; Lowell Ahart 1990-7-25 4401 Plumas Vinton Cemetery on Hwy 70, 0.9 mi east of Vinton. 1524 Comment
  JEPS120755  Ambrosia acanthicarpa Lowell Ahart 2013-9-11 19026 Plumas On the west side of the paved road, on the north side of Antelope Lake, about 1/2 mile west of Antelope Creek, about 16 air miles NE of Taylorsville. Comment
  CHSC110937  Amelanchier alnifolia var. pumila L. P. Janeway 2010-11-15 10217 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 23N70 about 1.3 km south of junction with Road 23N18; 0.3 km east of Coldwater Creek 1.0 km south of its split into West Branch and East Branch. 1681 Comment
  RSA739619  Amelanchier alnifolia var. pumila L. P. Janeway 2007-5-20 8990 Plumas Norhern High Sierra Nevada, Crest at head of Bean Creek (which drains to the SSE, E Branch N Fork Feather Rivers to the N) at jct of roads 25N17, 25N57, 25N59. 1573 Comment
  CAS-BOT-BC136790  Amelanchier utahensis Anna Head 1921-6-25 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC136802  Amelanchier utahensis L. P. Janeway; Garrett Gibson 1992-6-16 4236 Plumas About 0.5 mi north-northwest of Beckwourth Peak and 2.5 mi south-southeast of Portola 1889 Comment
  JEPS114607  Amelanchier utahensis Lowell Ahart 2008-9-10 15386 Plumas By large rocks, north of the camping area, about 30 yards west of the levee in Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/8 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  UC1127756 Image available Amelanchier utahensis D. Axelrod 1934-6-8 13 Plumas La Parte; Plumas National Forest, Downieville Quad. 1524 Comment
  UC567121 Image available Amelanchier utahensis G. T. Nordstrom 1934-7-17 232 Plumas 1.5 s and 0.5 mi e Bucks Mountain; Bidwell Bar Quad. 1524 Comment
  UCR88764  Amelanchier utahensis Walter Knight, I. Knight, J. T. Howell, G. H. True 1967-7-10 2164 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area 884 Comment
  CHSC63444  Angelica breweri Lowell Ahart 1994-7-28 7530 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  HSC71316  Angelica breweri J. M. DiTomaso 1980-8-28 1950 Plumas 1 mi E of Whitehorse campground, 1/2 mi W of Pacific Coast Trail on Hwy 70, 15 mi W of Quincy 1524 Comment
  SDSU2303  Angelica breweri D. F. Howe 1959-8-3 2784 Plumas 30 miles north of Quincy on #89 by stream. 1372 Comment
  CAS-BOT-BC59302  Antennaria argentea Mrs. H. C. Cantelow 1939-5-20 2546 Plumas Meadow Valley Comment
  CAS-BOT-BC59312  Antennaria argentea D. E. Breedlove 1962-6-12 3463 Plumas Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg 1341 Comment
  SEINET10475043  Antennaria argentea Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3821 Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  UC367133  Antennaria geyeri J. G. Lemmon and wife 1883-7-3 Plumas Indian Valley Comment
  SEINET6755238 Image available Antennaria luzuloides A. A. Heller, P. B. Kennedy 1907-7-5 8737 Plumas Red Clover Valley Comment
  SEINET6755464 Image available Antennaria rosea A. A. Heller, P. B. Kennedy 1907-7-3 8699 Plumas Hills above Red Clover Valley. Comment
  SEINET10547816  Antirrhinum breweri Mary Susan Taylor 1981-7-26 Taylor 4113 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. On open rocky serpentine cliff, N side of Caribou Rd., 3.7 mi NE of its jct with Hwy 70 near Beldon. 853 Comment
  CHSC87618  Aphyllon epigalium subsp. epigalium Lowell Ahart; Josephine Guardino 2004-5-24 10948 Plumas About 100 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1186 Comment
  UC1123479  Apocynum androsaemifolium C. G. Albertus 1935-7-20 217 Plumas 1 12/ mi. s.w. Lava Peak; Plumas Nat'l Forest, Downieville Quad. Comment
  UC586841  Apocynum androsaemifolium Joseph Andorfer Ewan 1934-6-26 8192 Plumas Gold Lake Rd. Sierra Nevada 1737 Comment
  SEINET12334043  Apocynum androsaemifolium subsp. pumilum L. P. Janeway 1989-1 3545 Plumas Blue Nose Mtn. quad T23N R11E SE1/4 of sec.17;Above western branch of Bell Bar Cr;0.6mi S of Middle* 1494 Comment
  CAS-BOT-BC397879  Aquilegia formosa A. A. Heller; P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CAS-BOT-BC397893  Aquilegia formosa Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1562 Plumas Fern Glen. 1112 Comment
  JEPS60395  Aquilegia formosa W. I. Follett 1937-7-27 Plumas Rich Gulch Comment
  RSA101485  Arabis davidsonii R. Weatherby 1955-7-26 1553 Plumas Volcanic cliff above Mud Lake; Lakes Basin Area. 2195 Comment
  SEINET3899868  Arabis puberula Reed C. Rollins, Kathryn W. Rollins 1981-5-29 81156 Plumas 3.1 miles northwest of U.S. Hwy. 70 on road to Beckwourth.; 0 Comment
  CAS-BOT-BC171674  Aralia californica David D. Keck 1932-7-3 1702 Plumas Water supply canyon to the left hand just south of town, Quincy - Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC171675  Aralia californica Alice Eastwood 1927-6-1 14710 Plumas Forest Lodge, Greenville - United States Forest Reserve Comment
  SEINET2471358  Arceuthobium abietinum R. L. Mathiasen 2007-9-22 2007 -59 Plumas 1.6 km E. of Grizzly Summit; W. of Bucks Lake 1700 Comment
  RSA201279  Arceuthobium americanum J. T. Howell 1959-9-22 34866 Plumas Lassen Volcanic National Park. On Pinus Murrayana, Drakesbad. 1677 Comment
  CHSC63185  Arceuthobium campylopodum Lowell Ahart 1994-6-29 7418 Plumas Open bare serpentine, west of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  SD46735  Arceuthobium campylopodum Robert J. Weatherly 1955-8-6 1674 Plumas Near Claremont Peak, Qunincy area 2012 Comment
  RSA550549  Arctostaphylos canescens J. T. Howell 1976-7-16 51916 Plumas Just east of Bucks Summit on road to Meadow Valley. 1646 Comment
  UC1408974  Arctostaphylos mewukka R. F. Thorne and C. W. Tilforth 1969-9-6 39222 Plumas on Gold Lake Rd. ca 2.5 mi s Graeagle 1645 Comment
  RSA52905  Arctostaphylos nevadensis R. Weatherby 1950-8-11 1526 Plumas Side of Mt. Elwell, Lakes Basin Area. 2195 Comment
  RSA605327  Arctostaphylos nevadensis L. C. Wheeler 1952-9-24 6955 Plumas Plumas 5: Vicinity of Crescent Mills. Comment
  UCD52847  Arctostaphylos nevadensis G. Douglas Barbe; T. C. Fuller 1982-6-15 3718 Plumas 1.0 mile below and northeast of Red Hill Summit; Plumas National Forest. 1783 Comment
  CAS-BOT-BC42125  Arctostaphylos patula M. B. Kildale 1926-9-11 2763 Plumas Juniper Lake, Lassen Natl. Park 2054 Comment
  RSA785505  Arctostaphylos patula Doris Bowers 1972-8-31 1882 Plumas Round Valley Reservoir, near Greenville 1366 Comment
  UC566007  Arctostaphylos patula E. Nourse 1934-9-4 29 Plumas E. Clermont Mountain Downieville Quadrangle 2133 Comment
  CAS-BOT-BC47029  Arctostaphylos viscida subsp. viscida Ella Dales Cantelow 1939-5-20 2549 Plumas 5.5 mi. w. of Quincy nw. Rock Creek. Comment
  UC1121435  Arctostaphylos viscida subsp. viscida E. Nourse 1934-8-14 15 Plumas 2 1/2 mi e and 6 1/2 mi s Quincy; Plumas National Forest, Downieville Quadrangle Comment
  JEPS26739  Arenaria congesta var. congesta P. C. Hutchison 1961-6-9 2135 Plumas 6 mi w Quincy (on the road to Buck's Lake. near Spanish Ranch) Comment
  UC584298  Arenaria congesta var. suffrutescens G. L. Stebbins Jr. and J. A. Jenkins 1937-7-10 2311 Plumas West of head of Stony Ridge Stony Ridge 1828 Comment
  CHSC72447  Arenaria kingii var. glabrescens L. P. Janeway 1998-6-24 5671 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  JEPS95599  Arenaria kingii var. glabrescens Lowell Ahart 1994-6-29 7413 Plumas about 1/2 mi S of Bucks Lake (W of a poor logging road) 1828 Comment
  CAS-BOT-BC82222  Arnica chamissonis A. L., Mrs. Coombs Summer 1906 s.n. Plumas Prattville Comment
  CHSC53189  Arnica chamissonis L. P. Janeway 1989-6-30 3429 Plumas Plumas National Forest. Along Crocker Cr, ca 0.6 mi N of Crocker Mdw and Crocker Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  CHSC60519  Arnica chamissonis L. P. Janeway 1992-6-4 4217 Plumas Plumas National Forest. Edge of small mucky pond along Bonta Creek in wooded pasture between Mohawk Ranger Station barracks and Middle Fork Feather River. 1318 Comment
  CHSC118660  Arnica chamissonis Reed Kenny 2015-7-11 2015006 Plumas Plumas National Forest. Location northwest shore of Antelope Lake, northeast of Forest Service road 28N03 and 28N31. UTM 701731 E, 4453804 N, NAD83 Zone 10N. 1585 Comment
  SEINET6755560 Image available Arnica chamissonis A. A. Heller, P. B. Kennedy 1907-7-5 8750 Plumas Red Clover Valley Comment
  SEINET10474097  Arnica chamissonis subsp. foliosa Mary Susan Taylor 1982-9-7 Taylor 5093 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  RSA724857  Arnica cordifolia B. Castro, Samantha Hillaire 2005-7-7 1488 Plumas Ca. 7 air mi SW of Bucks Lake and 1.5 air mile SE of Soapstone Hill, on Rock Island Ridge. Ca 2 mi SE of the Oro-Quincy Hwy on USFS Rd 23N18, on W side of road at jct of the 'D' spur road. 1585 Comment
  CAS-BOT-BC295858  Arnica dealbata Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  UC84123  Arnica dealbata R. M. Austin July 1896 Plumas Lassen Peak Comment
  JEPS106038  Arnica mollis Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11166 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
  CHSC62414  Arnica nevadensis B. Castro; Robin Ondricek-Fallscheer 1990-6-14 463 Plumas Ca 5.5 air mi S of Bucks Lake and 0.1 mi NE of jcn USFS Rd 23N18 with Rd 23N70, on the slopes above Rd 23N70, in the Arkansas Ravine area. 1554 Comment
  SEINET10901560  Arrhenatherum elatius Lawrence P. Janeway 1992-6-4 Janeway 4214 Plumas Johnsville quad T22N, R12E, NW1/4 of SE1/4 of sec. 9. Wooded pasture between Mohawk Ranger Station barracks and Middle Fork Feather River. 1318 Comment
  CHSC112558  Artemisia arbuscula subsp. arbuscula B. Castro; L. P. Janeway 2007-6-9 1641 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, ca 500 ft below edge of open Ponderosa-Jeffrey pine forest. 1673 Comment
  CAS-BOT-BC90123  Artemisia biennis M. S. Taylor 1982-8-27 5071 Plumas Ramelli Ranch, where Feather River [corsses] crosses RR tracks, ca. 1.5 mi sw of Beckwourth. Portola quad. 1487 Comment
  SEINET6775331 Image available Artemisia cana subsp. bolanderi W. Harnach 1990-10-6 532 Plumas Sierra Valley, 100 yards west of the steel bridge on Marble Lane 1486 Comment
  CAS-BOT-BC90412  Artemisia douglasiana John Thomas Howell 1959-9-21 34772 Plumas N. Fk. Feather River near Belden 701 Comment
  CHSC34888  Artemisia douglasiana M. S. Taylor 1981-8-28 4247 Plumas Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. 1432 Comment
  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
  SEINET6775393 Image available Artemisia douglasiana W. Harnach, N. Harnach 1989-6-17 150 Plumas Sierra Valley, collected approximately 200 ft. west of the steel bridge on the Marble Lane 1487 Comment
  RSA59445  Artemisia douglasiana E. K. Balls 1950-9-8 15725 Plumas Lakes Center Public Campground. 2043 Comment
  JEPS37055  Artemisia dracunculus W. L. Jepson 1939-8-16 19435 Plumas Portola Comment
  JEPS113558  Artemisia ludoviciana subsp. incompta Lowell Ahart, John Dittes 2007-6-17 14205 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CHSC51250  Artemisia tridentata Lowell Ahart 1990-9-19 6596 Plumas On the north side of Bird Creek, about 1/2 mile south of the Cleghorn Bar Road, about 3 miles north-west of Pilot Peak. 1737 Comment
  CHSC97282  Artemisia tridentata subsp. tridentata Lowell Ahart; John Dittes 2007-8-9 14435 Plumas About 30 yards west of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  RSA59460  Artemisia tridentata subsp. tridentata E. K. Balls 1950-9-2 15650 Plumas Mt. Ingalls Lookout, north of Grizzly Valley. 2485 Comment
  CAS-BOT-BC400772  Asarum lemmonii Lewis S. Rose 1963-6-3 63113 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1188 Comment
  JEPS640 Image available Asarum lemmonii J. G. Lemmon Plumas Indian Valley Comment
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Feb 4 2011
  CHSC21117  Asclepias cordifolia F. T. Griggs; A. Pass 1975-7-2 27 Plumas East of Road. Buck's Lake Forest. Comment
  CAS-BOT-BC69581  Aspidotis densa George W. Gillett; Hans Leschke 1957-7-13 763 Plumas Below Sifford Lakes, on direct route to the Devils Kitchen, Lassen Volcanic National Park. 2057 Comment
  CAS-BOT-BC69591  Aspidotis densa Clarence R. Quick 1952-6-29 52 -79 Plumas Summit road between belden and Humbug Valley. 1486 Comment
  SD9714  Aspidotis densa J. G. Lemmon 1875-1 Plumas Sierra Valley Comment
  UCD23328  Aspidotis densa E. W. Jameson 1948-11-27 s.n. Plumas 6 mi. east of Quincy. 1158 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
  RSA59700  Aster eatonii E. K. Balls 1950-9-9 15769 Plumas South end of small lake west of Lakes Center Public Camp Comment
  RSA716415  Aster integrifolius L. Ahart, John Dittes 2005-9-19 12378 Plumas On the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  RSA754536  Aster integrifolius L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16211 Plumas S of a drainage from a snow lake, about 100 yards N of the snow lake, on the S side of Forest Road 26N67F3, 1.2 air miles NE of Rush Creek Hill, 2.6 air miles ESE of Caribou Powerhouse. 1678 Comment
  RSA101422  Aster integrifolius R. Weatherby 1955-8-12 1683 Plumas Meadow in upper Clear Creek, near Spanish Peak 1829 Comment
  CDA26630  Astragalus canadensis var. brevidens T. C. Fuller 1968-7-1 17319 Plumas Sierra Nevada; Highway 49 to Loyalton, ca. 6 miles south of Vinton. Sierra Valley. Comment
  CAS-BOT-BC186856  Astragalus gibbsii A. A. Heller; P. B. Kennedy 1907-7-16 8868 Plumas Grade between Genessee [Genesee] Valley and Summit Comment
  CAS-BOT-BC205713  Astragalus pulsiferae James R. Shevock 1985-5-19 11161 Plumas Northern Sierra Nevada. Plumas National Forest, 5.1 miles north of Chilcoot on road to Frenchman Reservoir 1700 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
  CHSC52413  Astragalus purshii L. P. Janeway 1989-6-29 3419 Plumas Plumas National Forest. Along edges of rd 24N44Y, 0.3 mi E of Beckwourth-Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  CHSC60537  Astragalus purshii var. tinctus L. P. Janeway 1992-5-14 4183 Plumas Plumas National Forest. North side of Dotta Neck in Dotta Canyon along road on northeast side of canyon. 1712 Comment
  SD8534  Astragalus webberi Mrs. R. M. Austin 1877-1 Plumas Indian Valley Comment
  RSA94054  Astragalus webberi R. C. Barneby 1954-5-14 11478 Plumas 1.5 miles S of Crescent Mills 1082 Comment
  SEINET10452240  Astragalus webberi Mary Susan Taylor 1982-6-14 Taylor 4671 Plumas T26N R9E se sec 34. Greenville SW quad. E side of Hwy 89, ca. 1 mi n of Indian Falls. 3400 ft. 1036 Comment
  CHSC21676  Asyneuma prenanthoides D. Brink and L. Mayer 1975-7-3 Plumas Buck's Lake Forest Service Survey Comment
  CAS-BOT-BC69528  Athyrium alpestre subsp. americanum Robert J. Weatherby 1950-8-11 1518 Plumas Upper end of Long Lake, Lakes Basin Area. 2133 Comment
  UC170623  Athyrium distentifolium var. americanum Mrs. Carlotta C. Hall 1912-7-11 9341 Plumas Long Lake 2042 Comment
  CAS-BOT-BC69506  Athyrium filix-femina var. californicum Walter Knight; Irja Knight 1966-9-12 1730 Plumas Rubble gap, Butterfly Botanical Area and Vicinity. 1127 Comment
  JEPS107686  Athyrium filix-femina var. cyclosorum Lowell Ahart, John Dittes 2005-9-20 12441 Plumas Along a very small stream, east of the end of Forest Road 27N34, northeast of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2061 Comment
  SD9780  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin 1880-1 Plumas Big Meadow Comment
  CAS-BOT-BC494110  Atriplex truncata W. Harnach; N. Harnach 2000-8-23 1000 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  JEPS89882  Azolla microphylla Dean Wm. Taylor with Glenn L. Clifton 1992-8-23 13220 Plumas at bridge of Hwy. 207 ca. 1.3 mi. w. <Cresent> Mills (Indian Creek); Freather R. Watershed, Indian Creek 1112 Comment
  RSA52871  Azolla microphylla R. Weatherby 1950-7-28 1484 Plumas Indian Creek, on road to Taylorsville. 1067 Comment
  CDA13922  Balsamorhiza G. F. Hrusa 1997-5-3 13847 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CHSC8116  Balsamorhiza deltoidea J. G. Moore 1969-4-26 85 Plumas Growing on S side of Hwy 70, 20 mi E of Belden. 914 Comment
  CHSC52761  Balsamorhiza macrolepis var. platylepis L. P. Janeway 1990-6-7 3704 Plumas Plumas National Forest. Forested flat on N side of Long Valley ca 1/2 mi E of Rattlesnake Creek and ca 1/2 mi N of Hwy 70/89. Vicinity of Sloat. 1371 Comment
  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-BC16574  Barbarea orthoceras Gladys L. Smith 1976-6-7 4601 Plumas Central area of summit ridge, secondary road between Route 70 and La Porte. 1950 Comment
  UC1126820  Barbarea orthoceras E. Sawyer 1935-7-1 265 Plumas 0.5 mi s Chases; Plumas National Forest, Downieville Quad. 1676 Comment
  SD46465  Beckmannia eruciformis Robert J. Weatherby 1950-7-28 1502 Plumas marshy border of Indian Creek, 2 miles south of Crescent Mills 1036 Comment
  CAS-BOT-BC145808  Beckmannia syzigachne C. Etienne 1969-7-26 293 Plumas Off Middle Fork of Feather River. Highway 89 near Graegle next of Feather River Park Resort entrance. 1280 Comment
  CHSC36919  Blepharipappus scaber M. S. Taylor 1982-6-10 4625 Plumas Open dry rocky slope, along 23N72, 1/2 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. 1676 Comment
  UC579642  Blepharipappus scaber E. Sawyer 1935-6-7 80 Plumas 3.75 mi sw Sugar Loaf; Sierraville Quad. 1493 Comment
  UC1446144  Boechera Lowell Ahart 1979-8-4 Plumas ca. 12 mi. n. La Porte (head of Dixon Creek, n. of Buzzards Roost Ridge, ca. 1 mi. n. of Pilot Peak); Dixon Creek 1700 Comment
  CHSC34004  Boechera constancei M. S. Taylor 1981-5-8 3649 Plumas At jcts of rds 26N18, 26N92, and 27N92, ca. 0.5 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CHSC35903  Boechera constancei M. S. Taylor; G. Rotta 1982-5-18 4474 Plumas S side of 27N92, ca. 1.5 air mi se of Canyon Dam. 1524 Comment
  CAS-BOT-BC13856  Boechera inyoensis M. S. Taylor 1982-7-21 4893 Plumas Ca. 5 miles southeast of Quincy. Around south end of Bachs Creek Ridge. 1752 Comment
  SEINET4339632  Boechera peirsonii C. D. Bailey 2009-7-21 291 -C. D Plumas Sierra Nevada: Plumas National Forest, in the Lakes Basin area west of Graeagle and east of Sierra City. Southeastern side of Mt. Elwell. 2083 Comment
  CHSC58838  Boechera pinetorum Vernon H. Oswald; L. Ahart, L. Hanson, L. Janeway, J. Reynolds 1992-7-1 5045 Plumas Near the entrance of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  CAS-BOT-BC14257  Boechera pinetorum John Thomas Howell; Harvey Keith Wagnon 1980-5-26 53602 Plumas Sierra Nevada. 10 miles east of Virgilia on road to Quincy. Comment
  JEPS90247  Boechera platysperma Dean W. Taylor 1974-10-1 5059 Plumas 3 mi s of Plumas-Eureka State Park (Northern Sierra Nevada, Wade Lake, Jamison Creek drainage); Northern Sierra Nevada, Wade Lake 2000 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
  CHSC36677  Boechera retrofracta R. E. Preston 1982-4-29 272 Plumas Ca. 30 yds e of Chips Creek, ca. 100 yds n of Hwy 70. 655 Comment
  SEINET3166407  Boechera retrofracta P. J. Alexander 2009-5-26 1045 -A, B Plumas East slope of the northern Sierra Nevada, north of Frenchman Reservoir, volcanic knob on the N side of Little Dooley Creek, 5.4 miles N of the Frenchman R. dam, 4.4 miles WNW of Crystal Peak, Plumas National Forest. 1786 Comment
  CAS-BOT-BC25412  Boechera retrofracta John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54188 Plumas Sierra Nevada. Rush Creek. 1402 Comment
  CHSC4214  Boechera sparsiflora R. Carter 1966-4-28 381 Plumas Found in Feather R. Canyon at Pauls Cr. (ca. 1.5 mi. NE of Rock Cr. Dam) 10 yds. off N side of Hwy. 70 on W side of creek. 731 Comment
  CAS-BOT-BC25720  Boechera sparsiflora Ella Dales Cantelow 1942-5-11 3598 Plumas Featther River Canyon. 1.5 mile west of Belden. Comment
  CAS-BOT-BC25906  Boechera suffrutescens John Thomas Howell; Gordon H. True 1967-7-11 43348 Plumas Sierra Nevada. Summit ridge of Mount Hough. 2194 Comment
  CAS-BOT-BC25928  Boechera suffrutescens John Thomas Howell 1951-6-28 27713 Plumas Eureka Peak. 2255 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
  JEPS95600  Boechera suffrutescens Lowell Ahart 1994-6-29 7409 Plumas about 1/2 mi S of Bucks Lake (N of a poor logging road) 1828 Comment
  JEPS125797  Boisduvalia campestris William Harnach 2000-8-2 962 Plumas 1.5 miles South of Highway 70 on A-23, 0.25 miles East of A-23. South of Beckwourth, CA (Sierra Valley Farms). Comment
  CHSC110869  Botrychium montanum Tim Hanson; Emily Meigs Doe 2013-7-31 3 Plumas North High Sierra Nevada. On the Southeast side of Silvertip Road (22N60) approximately .9 km north of its intersection with Road 22N68. 1637 Comment
  UC123119  Botrychium multifidum Mrs. R. M. Austin Jul 1874 290 Plumas Butterfly Valley Comment
  UCD136794  Botrychium multifidum Dennis Wm. Stevenson 1974-10-1 378 Plumas Between trail and Jamison Creek, 0.5 mile below (north of) Grass Lake (above Jamison Mine). 1767 Comment
  CHSC61017  Botrychium simplex var. compositum Vernon H. Oswald; Lowell Ahart 1993-8-3 5768 Plumas Unnamed lake ca. 0.25 mi E of Hwy Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor. 1926 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
  CHSC82551  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9863 Plumas Meadow, about 40 yards south of the road to Tamarack Flat, on the north side of a small branch of Fall River, about 1/8 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1714 Comment
  UC1127179  Boykinia major A. E. Wieslander 1927-7-10 13 Plumas meadow below Silver Lake; Bidwell Bar Quad., below Silver Lake Comment
  UCD102596  Boykinia major Jim McHenry 1992-6-1 s.n. Plumas location unknown. 1615 Comment
  SJSU4759  Brasenia schreberi C. W. Sharsmith 1969-6-19 7599 A Plumas Pond Reservoir [not Smith L--see annot], Butterfly Valley c. 4 mi SW of Keddie 1066 Comment
  JEPS94512  Brickellia californica Vernon Oswald and Lowell Ahart 1997-9-18 8870 Plumas 10.7 mi n of the Butte-Plumas County line (Highway 70 between Tobin and Belden, on bank of North Fork Feather River); North Fork Feather River, Highway 70 627 Comment
  CAS-BOT-BC127777  Brickellia grandiflora John Thomas Howell 1926-7-26 2117 Plumas Near Prattville 1524 Comment
  CAS-BOT-BC478970  Brodiaea californica subsp. californica H. C. Cantelow 1949-6-11 6 Plumas Feather River Canyon Comment
  CAS-BOT-BC484591  Brodiaea purdyi Robert J. Weatherby 1955-7-15 1642 Plumas Quincy Rnager Station, USFS, Quincy 1066 Comment
  SEINET3921868  Bromus carinatus Lewis S. Rose 1951-6-27 51021 Plumas Johnsville, CA.; 0 1600 Comment
  SJSU11268  Bromus carinatus S. H. Casey 1980-6-18 Plumas Chandler Road, Quincy Comment
  UCD148349  Bromus carinatus G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3287 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  UCD32649  Bromus carinatus Beecher Crampton 1954-7-5 2041 Plumas Plumas County, 1.5 miles north of Greenville, along highway 89. 1127 Comment
  CAS-BOT-BC149322  Bromus carinatus var. carinatus Clare B. Hardham 1975-8-2 20475 Plumas Sierra Nevada. Black Mountain. 2133 Comment
  CAS-BOT-BC148712  Bromus carinatus var. marginatus Clare B. Hardham 1970-8-9 17716 T Plumas Road to Thompson Peak Lookout. 2133 Comment
  CDA13758  Bromus ciliatus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13490 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E on uppermost ridge. Comment
  JEPS106340  Bromus ciliatus Lowell Ahart 2004-7-27 11314 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte 1645 Comment
  JEPS114815  Bromus ciliatus Lowell Ahart 2008-8-13 15184 Plumas East of La Porte Road, along the sides 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-BC155927  Bromus commutatus John Thomas Howell 1951-6-26 27538 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  JEPS45880  Bromus hordeaceus L. S. Smith 1925-4-29 1556 Plumas Tahoe National Forest, s slope of Grizzley Ridge Grizzley Ridge; Tahoe National Forest, Grizzley Ridge 975 Comment
  CAS-BOT-BC155312  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43379 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CDA17242  Bromus laevipes G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16345 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
  CHSC102065  Bromus orcuttianus Lowell Ahart; John Dittes 2009-7-15 16092 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  JEPS106342  Bromus orcuttianus Lowell Ahart 2004-7-27 11319 Plumas On the west side of the dirt road (Forest Road 10), about 100 yards northeast of the bridge across Hopkins Creek, about 1 1/4 miles (air) southwest of Blue Nose Mountain, about 9 3/4 miles (air) northeast of La Porte 1711 Comment
  SEINET4404263  Bromus racemosus W. Harnach, N. Harnach 1991-6-21 563 Plumas Sierra Valley, next to railroad bridge east of Co. Rd. A-23, just S of Beckwourth 573 Comment
  CAS-BOT-BC161654  Bromus secalinus Lewis S. Rose 1968-6-10 68087 Plumas Quincy. 1036 Comment
  CHSC88184  Bromus suksdorfii Lowell Ahart 2004-7-27 11320 Plumas On the west side of the dirt road (Forest Road 10), near the Pacific Crest Trail, on Bunker Hill Ridge, about 1 1/8 miles (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. 2099 Comment
  CAS-BOT-BC161360  Bromus tectorum Mary S. Clemens 1920-6-10 s.n. Plumas Greenville. Comment
  CDA19253  Bromus tectorum G. D. Barbe, T. C. Fuller 1982-6-17 3808 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC24263  Bromus tectorum K. R. Stern 1975-7-24 Plumas SE side of Lake Almanor. Comment
  RSA59857  Bromus tectorum E. K. Balls 1950-9-14 15811 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  SEINET10508555  Bromus willdenowii Mary Susan Taylor 1981-7-6 Taylor 3966 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
  UC335743  Cacaliopsis nardosmia unknown Plumas Indian Valley Comment
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May 4 2021
  CAS-BOT-BC185349  Calamagrostis canadensis Dr. Hildebrand 1863-1-1 s.n. Plumas Sierra. Comment
  CHSC73529  Calamagrostis canadensis B. Castro; L. Gehrung, H. Durio 1995-9-19 642 Plumas Tamarack Flat. Ca 2 air mi NW of Little Grass Valley Reservoir, on N side of USFS Rd 22N94, ca 2 road mi NW of its jct with Lumpkin Ridge Rd (USFS Rd 22N27). In Tamarack Flat meadow, near NW boundary near creek bed. 1706 Comment
  CHSC96057  Calamagrostis canadensis L. P. Janeway; B. Castro 2006-9-9 8884 Plumas High Cascade Range. About 200 m east of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek). Broad flat meadow informally named Sheeba's Meadow. 1969 Comment
  CHSC69486  Calamagrostis koelerioides James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2550 Plumas Hwy. 70, Serpentine Canyon 1.6 mi SW of its junction with Rich Gulch Rd. Comment
  CHSC111738  Calamagrostis stricta subsp. inexpansa Lowell Ahart 2012-7-1 18253 Plumas About 250 yards northwest of Caribou Road, about 4 miles (air) northeast of Belden. 850 Comment
  SEINET13710344  Callitriche hermaphroditica Lowell William Ahart, Lowell William Ahart 2001-1 9281 Plumas In Water of Freeman Creek, Lake Davis (T24N, R13E, sec 30, NE 1/4) 5780 Ft. 1762 Comment
  CHSC102058  Calocedrus decurrens Lowell Ahart; John Dittes 2009-7-15 16085 Plumas On dry rocky soil, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CDA18573  Calochortus coeruleus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3322 Plumas Sierra Nevada; 2.8 miles north-northeast of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CAS-BOT-BC487772  Calochortus coeruleus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54325 Plumas 1.4 miles north-northeast of Englemine on Diamond Mt. Road, Sierra Nevada 1295 Comment
  SEINET10469582  Calochortus coeruleus Mary Susan Taylor 1982-5-26 Taylor 4537 Plumas T23N R10E nw/nw sec 12. Spring Garden quad. Both sides of Fells Creek Rd - 23N22, 4.0 mi w of Lee Summit, ca. 2 air mi sw of Sloat. 4400 ft. Mixed Coniferous Forest. 1341 Comment
  SEINET10469591  Calochortus leichtlinii Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3871 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-BC493424  Calochortus nudus Lewis S. Rose 1963-6-3 63111 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1036 Comment
  CAS-BOT-BC493425  Calochortus nudus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1914 Plumas Darlingtonia bog 1127 Comment
  JEPS61702  Calochortus nudus Esther C. Fritz 1933-6-28 Plumas near Rock Creek Comment
  SJSU14353  Calyptridium umbellatum N. A. Hopkins 1990-5-12 1610 Plumas SW side of Clover Valley on rd to Genessee, 11.2 mi NW of Beckwourth 1645 Comment
  SEINET223662  Calystegia fulcrata subsp. malacophylla Margaret J. Williams 1980-6-13 80- 66 -1 Plumas Caribou Power Station Road, north of Hwy 70 1067 Comment
  CAS-BOT-BC221248  Calystegia malacophylla subsp. malacophylla Clarence R. Quick 1953-8-7 53 -123 Plumas Southeast of Meadow Valley Comment
  CHSC87830  Calystegia occidentalis subsp. occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 10998 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
  CHSC97936  Calystegia occidentalis subsp. occidentalis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3284 Plumas 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  SD7709  Calystegia occidentalis subsp. occidentalis Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  RSA122814  Calystegia occidentalis var. tomentella C. G. Albertus 1935-7-20 208 Plumas 1.5 miles S.W. of Lava Peak. 1311 Comment
  RSA17436  Camassia quamash subsp. breviflora Elmer I. Applegate 1929-6-21 5810 Plumas Drakesbad, Warner Valley, Mt. Lassen region Comment
  RSA369199  Camassia quamash subsp. breviflora George Willet 1935-6-4 s.n. Plumas Vinton Comment
  UC134553  Camassia quamash subsp. breviflora A. E. Wieslander Jun 1929 110 Plumas Summit Ranch Meadows, Humboldt Road Summit Ranch Meadows; , Humboldt Road 1524 Comment
  SEINET10973112  Camissonia tanacetifolia subsp. tanacetifolia Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3890 Plumas T24N R14E sw sec 7, Crocker Mt quad. Jct of Genesee-Beckwourth Rd and private ranch rd, just W of Clover Valley Ranch, ca. 11 air mi NW of Beckwourth; elevation ca. 5400 ft. 1646 Comment
  RSA261563  Campanula prenanthoides James I. Mallory 1969-8-21 349 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of LaPorte, Plumas National Forest. 1524 Comment
  SEINET10463286  Campanula prenanthoides Reed 1941-7-31 Reed s.n. Plumas FOREST LODGE, DRY HILLSIDE 3500 Comment
  CAS-BOT-BC37131  Capsella bursa-pastoris Alice Eastwood 1927-6-11 14442 Plumas United States Forest Reserve. Crescent Mills. Comment
  SEINET10871495  Cardamine Mary Susan Taylor 1981-6-18 Taylor 3939 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
  CHSC101467  Cardamine breweri var. breweri L. P. Janeway; Jason Emmons, Dorothy Kieffer 2009-4-29 9831 Plumas Northern High Sierra Nevada. Rock Island Ridge, 1.8 air km east of Walker Plains. Small seep and associated southwest-flowing drainage on upper ridge. 1558 Comment
  JEPS96798  Cardamine nuttallii Dean W. Taylor 1997-4-9 15946 Plumas Wolf Creek N of Greenville; Plumas National Forest Comment
  JEPS106028  Cardamine nuttallii var. covilleana Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10930 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 1955 Comment
  CHSC4713  Cardamine pachystigma R. Carter 1966-4-28 382 Plumas Found in Feather R. Canyon at Pauls Cr. (ca. 1.5 mi. NE of Rock Cr. Dam) 50 yds. up E side of creek from Hwy. 70. 731 Comment
  CHSC71138  Cardamine pachystigma L. P. Janeway 1998-3-30 5438 Plumas East side of ravine draining East Branch North Fork Feather River at Rich Bar; above Hwy 70. Almost to the edge of the creeklet. 792 Comment
  CAS-BOT-BC18370  Carex Alice Eastwood 1927-6-1 14656 Plumas Forest Lodge near Greenville. Comment
  CAS-BOT-BC18362  Carex John Thomas Howell 1962-6-16 37643 Plumas Sierra Nevada. Feather River North Fork on road to Caribou. 731 Comment
  CHSC103132  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16111 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  JEPS118398  Carex abrupta Lowell Ahart 2011-9-17 17662 Plumas On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  RSA71305  Carex abrupta L. S. Rose 1951-6-27 51044 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  CAS-BOT-BC17834  Carex amplifolia M. S. Taylor 1982-8-9 4947 Plumas Around spring at junction of road 26N17Y and Pliocene Creek, ca. 1 mile northwest of Rattlesnake Hill. 1645 Comment
  CHSC52742  Carex amplifolia Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  JEPS101186  Carex amplifolia Dean W. Taylor 2000-9-14 17590 Plumas Cold Stream (tributary to Indian Creek about 1 mile downstream from Antelope Lake, Plumas National Forest; spring near crossing of Forest Road 27N54 1584 Comment
  CAS-BOT-BC17930  Carex angustata Mrs. H. C. Cantelow 1938-7-4 2275 Plumas Drakesbad Meadow. Comment
  JEPS49035  Carex angustata Leland S. Smith 1927-8-10 2176 Plumas Gold Lake Tahoe National Forest Comment
  CAS-BOT-BC19726  Carex athrostachya John Thomas Howell 1959-9-22 34862 Plumas Drakesbad. 1737 Comment
  CAS-BOT-BC19727  Carex athrostachya John Thomas Howell 1960-7-23 35944 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Springs. 1828 Comment
  CHSC96864  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
  SEINET13710922  Carex athrostachya Lowell William Ahart, Lowell William Ahart 2001-1 9197 Plumas 3/4 Mi. NE of Chester along Lake Almanor (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  CAS-BOT-BC19732  Carex athrostachya M. S. Taylor 1982-6-28 4780 Plumas South edge of Feather River, Ramelli Ranch, ca. 1 mile southwest of Beckwourth. 1487 Comment
  CAS-BOT-BC19741  Carex athrostachya L. W. Swift 1934-7-18 124 Plumas Squaw Queen. 1828 Comment
  UC338344  Carex aurea Lemmon 1889-5-26 Plumas Culver's ranch Mohawk Valley, Culver's ranch Comment
  CDA13565  Carex bolanderi G. F. Hrusa, T. D. Wilfred 1996-7-22 13393 Plumas Sierra Nevada; PLUMAS NATIONAL FOREST: Clumping perennial in deep shade in moist bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC46994  Carex bolanderi L. P. Janeway 1989-8-2 3551 Plumas Plumas National Forest. Where rd 23N08 crosses a southwestern fork of Bear Cr ca 1 mi NE from top of Eureka Ridge. 1752 Comment
  CHSC48548  Carex bolanderi L. P. Janeway 1987-6-20 2281 Plumas Ravine on N side of S Br Middle Fk Feather River below Whiskey Hill. 1158 Comment
  JEPS106384  Carex bolanderi Lowell Ahart 2004-7-27 11312 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte 1645 Comment
  CHSC41158  Carex brainerdii L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-10 1207 Plumas Along the Hungry Creek Rd ca 1/2 mi north of the Antelope Res Rd. 1554 Comment
  CHSC41161  Carex brainerdii L. P. Janeway; Gary Benson, Randy Harrison 1985-5-22 1201 Plumas Near and north of Middle Fork Feather River, 2.4 mi w of Lee Summitt on F. S. Rd 23n22. 1478 Comment
  JEPS121734  Carex cusickii L. P. Janeway 2014-7-16 11547 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the middle of Happy Valley. Comment
  CAS-BOT-BC20111  Carex feta W. R. Dudley 1909-8-27 s.n. Plumas Sierra Valley. Near East Hot Springs. Comment
  CAS-BOT-BC20113  Carex feta John Thomas Howell 1973-7-10 49740 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  CAS-BOT-BC20118  Carex feta Thomas H. Kearney 1944-8-14 23 Plumas Near Prattville.Lake Almanor. Comment
  CHSC69926  Carex feta L. P. Janeway 1997-5-29 5135 Plumas East Branch North Fork Feather River about 0.5 mi west of Soda Creek and 0.1 mi north of Hwy 70 along Road 25N21. 952 Comment
  RSA286341  Carex feta Robert F. Thorne 1974-7-30 45007 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  SEINET7558594 Image available Carex filifolia var. erostrata Unknown 2006-6-14 8691 Plumas Crocker Mtn 7.5' quad. Northern High Sierra Nevada. Lower-most part of Thompson Valley, about 435 m northwest of its mouth at McReynold Creek, 1.4 km north of Red Clover Creek. About 60 m southwest of the creek. 1664 Comment
  CAS-BOT-BC22343  Carex filifolia var. filifolia Lloyd W. Swift 1931-6-1 48 Plumas Plumas Forest. Murdock Crossing. 1676 Comment
  CHSC103120  Carex fracta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16106 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC52544  Carex fracta L. P. Janeway 1989-7-12 3483 Plumas Plumas National Forest. Along Jackson Cr; rd 23N11 2.3 mi from Hwy 70/89 then 2.2 mi on rd 23N48 into Jackson Cr. 1783 Comment
  CHSC55435  Carex fracta L. P. Janeway 1990-7-13 3797 Plumas Plumas National Forest. Near Emigrant Creek about 1/3 mi south of Little Grizzly Creek. 1798 Comment
  CHSC76322  Carex fracta G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13258 Plumas Northern California, Sierra Nevada, Plumas National Forest. Near creek in low valley below headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2000 Comment
  CHSC94145  Carex fracta Lowell Ahart 2006-7-3 12902 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, about 1/4 mile north of Lumpkin Ridge Road, near the southwest edge of a dry open basalt flat with scattered trees. 1527 Comment
  JEPS107597  Carex fracta Lowell Ahart, Josephine Guardino 2005-8-10 12318 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
  SEINET7559363 Image available Carex fracta L. P. Janeway 2003-7-19 7909 Plumas Reading Peak 7.5' quad. High Cascade Range. At the end-of-the-roead trailhead parking for trail to Little Willow Lake, 200 m southeast of Little Willow Lake. 1853 Comment
  UC1552725  Carex geyeri Frederica Bowcutt 1985-6-6 564 Plumas about 15 air mi ne Quincy (n of Beckwourth Genesee Road about 1/2 mi); Plumas National Forest 1676 Comment
  JEPS109915  Carex hassei Dean W. Taylor 2007-6-14 20133 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. at unnamed tributary to Hauns Creek (this not depicted as a blue line stream on the USGS map) 1554 Comment
  JEPS28347  Carex hassei George W. Gillett 1957-7-19 847 Plumas rivulet near very large spring on trail to Sifford Lakes (above Devils Kitchen); Lassen Volcanic National Park 2057 Comment
  UC1778640  Carex heteroneura G. Douglas Barbe, T. C. Fuller 1982-6-16 3790 Plumas Plumas National Forest. Meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  HSC89353  Carex heteroneura L. P. Janeway 1989-7-12 3481 Plumas Along Jackson Creek, FS Rd. 23N11 2.3 mi. from Hwy. 70/89 then 2.2 mi. on FS Rd. 23N48 into Jackson Creek 1784 Comment
  CHSC76323  Carex heteroneura var. heteroneura G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13263 Plumas Northern California, Sierra Nevada, Plumas National Forest. Along Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 1950 Comment
  RSA754927  Carex hoodii L. Ahart, Josephine Guardino 2005-8-10 12317 Plumas 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 1822 Comment
  CHSC92297  Carex integra Lowell Ahart; Josephine Guardino 2005-8-9 12271 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CAS-BOT-BC35506  Carex jonesii John Thomas Howell 1960-7-22 35877 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC65492  Carex jonesii L. P. Janeway 1995-8-4 4887 Plumas About 0.8 mi NE of Dixie Mountain Lookout; small spring at uppermost crossing of Lookout Creek by road 25N03. 2126 Comment
  JEPS95405  Carex jonesii Lowell Ahart 1994-6-15 7341 Plumas 1 air mile W of Little Grass Valley Reservoir (200 yds E of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat) 1767 Comment
  CHSC100043  Carex laeviculmis Lowell Ahart 2008-7-9 15058 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1645 Comment
  CHSC102600  Carex laeviculmis L. P. Janeway; B. Castro 2009-7-18 9863 Plumas Northern High Sierra Nevada. Lower end of Rock Island Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road. 1526 Comment
  CHSC118717  Carex lasiocarpa Wendy Boes 2014-8-6 2014020 Plumas Wetland above Gray Eagle Lodge, Lakes Basin, Plumas National Forest. UTM 700074 E, 4399690 N, NAD83, Zone 10N. 2109 Comment
  CAS-BOT-BC31152  Carex lemmonii John Thomas Howell 1959-9-23 s.n. Plumas Meadow 3 mi from Juniper Lake on road to Chester. 1889 Comment
  CDA17263  Carex lemmonii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16290 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  CHSC63294  Carex lemmonii Lowell Ahart 1994-6-15 7342 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
  RSA517879  Carex lemmonii L. S. Rose 1967-6-10 67151 Plumas Butterfly Valley. 1098 Comment
  SEINET3902676  Carex lemmonii Lewis S. Rose 1963-6-3 63097 Plumas Butterfly Valley, 2 mi. SW of Keddie.; 0 1189 Comment
  JEPS110428  Carex lenticularis var. impressa Lowell Ahart 2006-7-9 12922 Plumas About 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1678 Comment
  CAS-BOT-BC31641  Carex luzulina var. ablata Walter Knight; Irja Knight 1966-6-18 1345 Plumas butterfly Valley. 1036 Comment
  CAS-BOT-BC31643  Carex luzulina var. ablata Catherine McWilliams 1971-9-1 s.n. Plumas South slope of Eureka Peak, Plumas-Eureka State Park. 1706 Comment
  CHSC55547  Carex mariposana L. P. Janeway 1990-7-2 3752 Plumas About 100 ft west of Paradise Cr and about 1/2 mi south of Little Grizzly Cr. At an old logging landing and dirt road opening. 1859 Comment
  SEINET7566765 Image available Carex mariposana John Thomas Howell, T. C. Fuller, G. D. Barbe 1981-6-25 54343 b Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  CAS-BOT-BC32070  Carex multicaulis John Thomas Howell; Gordon H. True 1969-6-23 45807 Plumas 2.6 mi N of Middle Fork of Feather River at Nelson Point 1310 Comment
  CHSC68377  Carex multicaulis L. P. Janeway 1996-6-4 4986 Plumas 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  CHSC94127  Carex multicaulis Lowell Ahart 2006-7-3 12903 Plumas Near the west edge of a basalt flat, about 1/4 mile north of Lumpkin Ridge Road, on Lumpkin Ridge, about 4 miles (air) northeast of Camp 18. 1527 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
  RSA702632  Carex nebrascensis L. P. Janeway 2004-8-22 8316 Plumas Northern High Sierra Nevada. Along Crocker Creek 0.4 km north of Crocker Meadow. 1731 Comment
  CAS-BOT-BC119857  Carex nebrascensis Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-8-19 1457 Plumas Marshy pond on SE side of Portola. Comment
  JEPS107702  Carex nervina Lowell Ahart, John Dittes 2005-9-20 12452 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2004 Comment
  UC1778637  Carex nervina G. Douglas Barbe, T. C. Fuller 1982-6-16 3789 Plumas Plumas National Forest. Marshy meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CHSC116394  Carex nervina Kendra G. Sikes; Scott Batiuk, Sara Taylor 2012-7-17 401 Plumas Plumas National Forest. Aster Fen, Bucks Lake Wilderness, north and west of Granite Gap from Silver Lake trailhead. UTM zone 10, 4423928N, 657162 E. 2030 Comment
  CHSC93267  Carex pachystachya Virginia Dains 1996-7-26 Plumas Northern High Sierra Nevada. East side of Poplar Creek in meadow. 1402 Comment
  CHSC112125  Carex pellita L. P. Janeway 2014-7-16 11548 Plumas Northern High Sierra Nevada. Plumas National Forest. Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the middle of Happy Valley. 1719 Comment
  CHSC56888  Carex pellita L. P. Janeway 1991-8-4 4124 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass; 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  JEPS96134  Carex pellita Vernon H. Oswald and Lowell Ahart 1996-7-15 8045 Plumas e side of marsh ca. 1.4 mi s Last Chance Campground (n side of lake, at streams and marshy meadow extending e from road 29N11); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  CHSC65137  Carex rossii Vernon H. Oswald; Lowell Ahart 1995-7-24 7120 Plumas High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  CHSC76818  Carex rossii G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3269 Plumas Summit of Mt. Hough. 2194 Comment
  CHSC87128  Carex rossii L. P. Janeway 2001-6-15 7180 Plumas High Cascade Range. East side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  SEINET11635245  Carex rossii L. P. Janeway 1989-1 3273 Plumas Plumas NF, near Jackson Cr, just E of Feather River Hwy (70/89), upper end of Jackson Cr campground 1387 Comment
  SBBG126104  Carex scabriuscula L. Ahart 2012-6-1 18262 Plumas E side of dirt rd to large pipe, ca 0.25 mi E of Caribou Rd, ca 3.5 mi NE of Belden 807 Comment
  CAS-BOT-BC117524  Carex sheldonii D. H. Esplin; R. K. Gierisch 1968-10-3 6 Plumas Crocker guard station horse pasture. 1737 Comment
  CHSC57142  Carex sheldonii L. P. Janeway 1991-8-4 4125 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass; 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  CHSC118662  Carex sheldonii Chelsea Morgan 2015-7-11 2015027 Plumas Plumas National Forest. Located along Willow Creek, west of 28N31A. UTM 700625 E, 4456827 N, NAD83 Zone 10N. 1675 Comment
  CDA19275  Carex simulata G. D. Barbe, T. C. Fuller 1982-6-17 3861 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  JEPS86245  Carex simulata W. L. Jepson 1939-8-14 19414 Plumas Willow Creek 1828 Comment
  CAS-BOT-BC117736  Carex simulata George Wilson Gillett 1957-7-18 836 Plumas Willow Lake, marsh at N end. 1661 Comment
  CHSC107909  Carex specifica L. P. Janeway 2011-8-23 10668 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.7 road km east of Road 22N60; 2.4 air km east-northeast of the northeast corner of Little Grassy Valley Reservoir. Small grassy openings in north-facing slopes. 1719 Comment
  UC1133452  Carex spectabilis L. S. Smith 1927-8-10 2163 A Plumas Gold Lake Tahoe and Plumas Forest, Downieville Quadrangle 2133 Comment
  SBBG32346  Carex stipata L. S. Rose 1967-7-9 67144 Plumas Quincy 1036 Comment
  SEINET7576277 Image available Carex stipata Lewis S. Rose 1967-7-9 67144 Plumas Quincy. 1036 Comment
  CAS-BOT-BC115996  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54116 Plumas 10.6 mi NE of La Porte on road to Quincy. 1889 Comment
  CHSC53551  Carex subfusca Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr 1.5 mi E of Quincy along Hwy 70, on the north side of the road. 1057 Comment
  CHSC89749  Carex subfusca L. P. Janeway; Robert F. C. Naczi 2004-7-24 8186 Plumas High Cascade Range. Large willow meadow along a western tributary of Butt Creek, 2.4 air km north of Humboldt Summit. South edge of the meadow. 1740 Comment
  JEPS107614  Carex subfusca Lowell Ahart, Josephine Guardino 2005-8-10 12304 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
  RSA702580  Carex subfusca L. P. Janeway, Robert F. C. Naczi 2004-7-24 8185 Plumas High Cascade Range. Humboldt Road crossing of small tributary of Butt Creek, 2.9 road km. from Humboldt Summit. 1756 Comment
  CAS-BOT-BC115993  Carex subfusca Clare B. Hardham 1970-8-8 17716 Plumas Road to Thompson Peak. 2286 Comment
  SEINET10750062  Carex subfusca Lewis S. Rose 1968-6-10 Rose 68085 Plumas Ouincy. 1036 Comment
  SEINET10750067  Carex subfusca Lawrence P. Janeway, James Battagin; Rob Russell Janeway 4490 Plumas Mt. Ingalls quad. T24N, R12E, NE1/4 of SW1/4 of sec. 7. Along Dolly Creek at upper portion of the Walker Mine tailings. Very open, in white fir dominated mixed conifer forest with lodgepole pine. With Scirpus microcarpus, etc. Comment
  CHSC37287  Carex utriculata M. S. Taylor 1982-7-12 4819 Plumas Mc Rae Meadows, ca. 6 mi w of Mohawk. 1889 Comment
  CAS-BOT-BC115404  Carex utriculata Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1410 Plumas Abundant around Pond reservoir. 1097 Comment
  CAS-BOT-BC115150  Carex vesicaria G. Schoolcraft 1997-8-5 2636 Plumas Lake E of Hay Meadow/Caibou Wilderness. 1908 Comment
  CHSC103157  Carex vesicaria var. vesicaria Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16138 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CDA13407  Carex whitneyi G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13256 Plumas Sierra Nevada; Near upper ridge 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
  CAS-BOT-BC248954  Castilleja Clare B. Hardham 1978-8-11 21780 Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC248955  Castilleja B. Carlson 1981-5-15 028 Plumas Hwy. 431 4.3 mi. E. of jct. Hwy. 395 1524 Comment
  CDA14703  Castilleja applegatei G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3201 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  UCR270585  Castilleja applegatei John F. Emmel 1998-6-6 1557 Plumas Middle Fork Feather River just south of crossing of County Road A23 [Beckwourth-Calpine Rd.], WSW of Beckwourth 1488 Comment
  JEPS79155  Castilleja applegatei subsp. martinii L. R. Heckard and Rimo Bacigalupi 1980-6-13 5262 Plumas South side of North Fork Feather River, 2.8 miles northeast of Butte County line (southeast of Storrie). Comment
  CAS-BOT-BC249718  Castilleja applegatei subsp. pinetorum A. A. Heller; P. B. Kennedy 1907-7-3 8701 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC249738  Castilleja applegatei subsp. pinetorum Clarence R. Quick 1963-7-24 63 -62 Plumas On shoulder of east-west ridge 1.5 miles east of Wheeler Peak Comment
  CAS-BOT-BC249740  Castilleja applegatei subsp. pinetorum Alice Eastwood 1927-6-27 14903 Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] to Reno Comment
  JEPS115168  Castilleja applegatei subsp. pinetorum Lowell Ahart, John Dittes 2009-7-15 16095 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  JEPS81464  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-4 4921 A Plumas ca 1 mi nw Taylor Rock (on Taylor Creek, ca 7 air mi ne of Quincy); Greenville SE Quad., Taylor Creek 1981 Comment
  JEPS81475  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-21 4895 Plumas ca 5 mi se Quincy (around s end of Bachs Creek Ridge); Quincy Quad., Bachs Creek Ridge 1752 Comment
  UC1012477  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jun 10 1940-Jun 11 1940 25800 Plumas e of Almanor (Route 89) 1493 Comment
  POM319348  Castilleja applegatei subsp. pinetorum Patricia Wilder 1971-6-22 5159 Plumas Spanish Ranch, 6 miles west of Quincy on Spanish Ranch Road, on north side of road. Cascade mtn range, Spanish Creek to North Fork Feather River drainage. 1098 Comment
  CHSC63175  Castilleja arachnoidea Lowell Ahart 1994-7-7 7471 Plumas On the morth side of the Pacific Crest Trail, about 1 mile west of Pilot Peak, about 1/4 mile east of Quincy La Porte Road. 1950 Comment
  JEPS100466  Castilleja arachnoidea Dean W. Taylor 2001-6-28 17821 Plumas Diamond Mountains, Snow Lake (ca. 2 air miles east of Frenchman Lake), growing on the edge of Forest Road 24N44 1859 Comment
  JEPS3892  Castilleja arachnoidea Mrs. Emanuel Esther C. Fritz 1933-7-15 Plumas Summit of Spanish Peak along road Summit of Spanish Peak 2133 Comment
  SEINET14058557  Castilleja linariifolia K. Burnstad 1974-9-14 s.n. Plumas Plumas NF, Nelson Creek. 1981 Comment
  CAS-BOT-BC254056  Castilleja miniata John Thomas Howell; Gordon H. True 1967-7-11 43276 Plumas 2 miles from Quincy Junction on road to Mt. Hough. Plants of the Sierra Nevada, California 1219 Comment
  CAS-BOT-BC254053  Castilleja miniata M. S. Taylor 1982-8-5 4937 Plumas In wet areas around Crystal Lake just below Mt Hough summit, ca. 7 air mi nne of Quincy. Flora of Plumas County 2042 Comment
  JEPS24249  Castilleja miniata Helen-Mar Beard 1960-6-20 Plumas ca 2 mi nw Virgilia station on W.P. Railway (along dirt road up Rich Gulch to Red Hill Lookout, ca 1 mi n of its lower end at U.S. Highway 40-A); Rich Gulch 1005 Comment
  SD7127  Castilleja miniata none given July 1926 Plumas Big Spring, Big Meadows Comment
  CHSC102002  Castilleja miniata subsp. miniata L. P. Janeway; B. Castro 2009-8-29 9933 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
  CHSC87872  Castilleja tenuis Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11052 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
  SEINET11262358  Castilleja tenuis D. W. McNeal 1990-7-25 3847 Plumas Ca 100 m s of the rd to Mills Pk Lookout (Church Meadows Rd), 0.7 mi e of the jct of Gold Lake Rd.; 0 Comment
  SEINET14173695  Castilleja tenuis A. A. Heller, P. B. Kennedy 1907-7-6 8757 Plumas Red Clover Valley. Comment
  SJSU6439  Castilleja tenuis N. A. Hopkins 1971-6-19 406 Plumas 7 mi S of Beckwourth, Sierra Valley 1524 Comment
  CAS-BOT-BC48615  Ceanothus cordulatus Elmer I. Applegate 1929-6-21 5819 Plumas Warner Valley, Mt. Lassen Comment
  POM253289  Ceanothus cordulatus A. A. Heller 1938-6-4 15138 Plumas E of Chester. 1311 Comment
  UCD23327  Ceanothus cuneatus E. W. Jameson 1948-12-7 s.n. Plumas 4 mi. east of Quincy. 1097 Comment
  UC1071140  Ceanothus cuneatus var. cuneatus P. G. Haddock 1938-5-29 7 Plumas e Rock Creek (Serpentine); Downieville quad, Plumas Nat. For. 1249 Comment
  UC338008  Ceanothus cuneatus var. cuneatus Lemmon 1889-5-27 Plumas Mohawk Valley Comment
  UC1070639  Ceanothus fresnensis E. Nourse 1934-8-1 4 Plumas 3 mi n and 1 mi w Silver Creek; Bidwell Bar quad., Plumas National Forest 1554 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
  CAS-BOT-BC50732  Ceanothus integerrimus John Thomas Howell 1973-7-9 49718 Plumas Sierra Nevada - Round Valley 1371 Comment
  OBI10462  Ceanothus integerrimus Lewis S. Rose 1966-7-27 66064 Plumas Butterfly Crk and Spanish crk; 1 mi S of Keddie 991 Comment
  SEINET7720974  Ceanothus integerrimus Unknown 1876-1 Plumas American Valley Comment
  UC79984  Ceanothus lemmonii J. G. Lemmon 1874-1 Plumas 5 mi s Quincy; American Valley Comment
  SEINET10493645  Ceanothus lemmonii Mary Susan Taylor 1982-6-16 Taylor 4675 Plumas T24N R10E se/se sec 16. Quincy quad. In brush on n side of Hwy 70, just e of American Valley (Quincy Bypass) turnoff, just e of East Quincy. 3500 ft. 1069 Comment
  CAS-BOT-BC63335  Ceanothus prostratus Herbert L. Mason 1924-6-16 1046 Plumas Graeagle. Comment
  RSA609441  Ceanothus prostratus Louis C. Wheeler 1958-7-30 7352 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UC1071281  Ceanothus prostratus R. Roseberry 1934-11-14 15 Plumas 1 1/2 mi s Otis Ranch; Plumas National Forest, Downieville Quad. Comment
  SBBG33989  Ceanothus prostratus var. prostratus L. S. Rose 1969-6-24 Plumas 5 mi W of Keddie, Butterfly Valley 1036 Comment
  CHSC21801  Ceanothus velutinus F. T. Griggs; A. Pass 1975-8-1 413 Plumas Bucks Lake Forest Service Survey. Comment
  SEINET3162966  Ceanothus velutinus E. K. Balls 1950-9-14 15817 Plumas 6 miles northwest of Chester, North Fork Feather River 1402 Comment
  UC1071499  Ceanothus velutinus var. velutinus A. E. Wieslander 1927-7-10 12 Plumas Silver Creek Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  CAS-BOT-BC272087  Centaurea cyanus John Thomas Howell 1961-6-21 36654 Plumas Greenville, Sierra Nevada 1097 Comment
  CDA43438  Centaurea diffusa Willo Vieira 2015-7-28 PDR# 320 P06131498 Plumas Near Greenville, Highway 89 mile marker 22.91. 0 Comment
  SEINET13709633  Centaurea maculosa Lowell William Ahart, Lowell William Ahart 2001-1 8887 Plumas Hwy 89 W of Spillway at Lake Almanor (T27N, R8E, sec 28, NW 1/4) 4510 Ft. 1375 Comment
  SD8795  Centaurea melitensis R. M. Austin 1879-1 Plumas Big Meadows Comment
  RSA59237  Centaurea solstitialis E. K. Balls 1950-8-31 15525 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  JEPS102414  Centaurea stoebe subsp. micranthos Lowell Ahart and Vernon H. Oswald 2001-7-11 8887 Plumas S side of Hwy 89, W of spillway on the dam at Lake Almanor 1374 Comment
  JEPS118676  Centaurea stoebe subsp. micranthos L. P. Janeway 2011-8-23 10673 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 22N95 at Road 22N05; headwaters of Negro Run Ravine on the upper south slope of Hartman Bar Ridge. Haskins Valley 7.5' quad. Comment
  RSA59450  Cercocarpus ledifolius E. K. Balls 1950-9-2 15659 Plumas S slope of Mt. Ingalls below turnoff to Nye Valley. 2104 Comment
  CHSC80801  Chaenactis douglasii var. douglasii Lowell Ahart 2001-7-17 8930 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC96993  Chaenactis douglasii var. douglasii L. P. Janeway; B. Castro 2007-6-23 9068 Plumas Northern High Sierra Nevada. Upper end of lower Thompson Valley 1.9 km north of Red Clover Creek, 10 m southwest of the creek channel. 1673 Comment
  POM183494  Chaenactis douglasii var. douglasii J. G. Lemmon 1874-09 s.n. Plumas Sierra Valley Comment
  UC1552747  Chaenactis douglasii var. douglasii Frederica Bowcutt 1985-6-6 548 Plumas about 15 air miles ne of, along Beckwourth Genessee Rd, 0.9 mi from Drum Bridge Quincy; Plumas National Forest Comment
  CHSC103153  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2009-9-7 16381 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC21326  Chamerion angustifolium subsp. circumvagum F. T. Griggs; A. Pass 1975-7-31 278 Plumas Buck's Lake. Comment
  CHSC33743  Chamerion angustifolium subsp. circumvagum M. S. Taylor 1981-7-13 3992 Plumas Frenchman Lake Canyon, 1.8 mi s of the dam, ca. 10 mi n of Chilcoot on Hwy 70. Road embankment. 1615 Comment
  CDA13573  Cheilanthes gracillima G. F. Hrusa, T. D. Wilfred 1996-8-23 13522 Plumas Sierra Nevada; Plumas Natl. Forest. of W side at summit of Lava Peak, N. of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC21343  Cheilanthes gracillima F. T. Griggs; A. Pass 1975-7-7 89 Plumas Gold and Silver Lakes. Comment
  JEPS127208  Cheilanthes gracillima Lowell Ahart 2016-6-29 21060 Plumas About 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC1177846  Cheilanthes gracillima P. C. Hutchison Plumas 6 mi n Belden (on road to Longville) 1828 Comment
  RSA718528  Chenopodium album L. Ahart 2006-10-23 13471 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mi northeast of Scales Road, about 5.5 miles (air) NE of Strawberry Valley. 1282 Comment
  CAS-BOT-BC460981  Chenopodium atrovirens John Thomas Howell 1960-7-19 35658 Plumas Lassen Volcanic National Park, Drakesbad 1828 Comment
  RSA88569  Chenopodium berlandieri var. zschackei J. T. Howell 1951-8-19 28179 Plumas Greenville. 1098 Comment
  CAS-BOT-BC451422  Chimaphila menziesii Alice Eastwood 1927-6-21 14485 Plumas Forest Lodge near Greenville, US Forest Reserve Comment
  SEINET10449190  Chimaphila menziesii Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4015 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CDA7400  Chondrilla juncea F. Surber, M. Horn 1979-8-2 Plumas Along Gold Lake Road, southwest of Highway 89, between Clio and Graeagle. 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
  UC1135255  Chrysolepis sempervirens E. Sawyer 1935-5-28 50 Plumas 3.75 mi n Hawks; Plumas National Forest, Sierraville Quad. 1767 Comment
  SEINET7450661 Image available Chrysopsis villosa var. minor W. Harnach, N. Harnach 1990-7-29 487 Plumas Sierra Valley. 2.6 miles S of Beckwourth on Co. Rd. A-23, At the gate to the old "Pat Nobel" ranch. 1490 Comment
  SEINET7450658 Image available Chrysopsis villosa var. minor M. J. Williams 1974-7-23 74 -P-1 Plumas Near Chilcoot 1524 Comment
  RSA59456  Chrysothamnus viscidiflorus subsp. viscidiflorus E. K. Balls 1950-9-2 15654 Plumas South slope below Mt. Ingalls Lookout, north of Grizzly Valley 2439 Comment
  CAS-BOT-BC190012  Cinna latifolia Lowell Ahart 1977-7-26 s.n. Plumas 0.5 mile below the Bunker Hill Mine. Along Bunker Hill Creek. The Bunker Hill Mine is about ten miles northeast of La Porte. 2000 Comment
  JEPS28277  Cinna latifolia George W. Gillett 1957-7-13 797 .6 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park, Little Willow Lake into Willo 1767 Comment
  JEPS76222  Cinna latifolia W. L. Jepson 1939-7-31 19306 Plumas half-way between Meadow Valley and Bucks Valley 1676 Comment
  JEPS76223  Cinna latifolia W. L. Jepson 1939-7-31 19306 Plumas half-way between Meadow Valley and Bucks Valley 1676 Comment
  JEPS59256  Cirsium andersonii John Thomas Howell 1926-7-24 2104 Plumas near Prattville 1463 Comment
  UCR270575  Cirsium andersonii John F. Emmel 2001-7-24 1738 Plumas Northern Sierra Nevada Mtns., 1.2 road miles west of Little Grizzly Campground, c. 6 air miles ESE of Humboldt Summit 1829 Comment
  CAS-BOT-BC284419  Cirsium arvense John Thomas Howell 1961-9-23 36833 Plumas Indian Valley, Sierra Nevada 1082 Comment
  CAS-BOT-BC278023  Cirsium cymosum A. A. Heller; P. B. Kennedy 1907-7-18 8880 Plumas Grade between Beckwith [Beckworth/Beckwourth] and Red Clover valley Comment
  SDSU3769  Cirsium cymosum R. M. Beauchamp 1965-7-17 Plumas Along Calif. St. Hwy. 32 near Plumas Co. line. Comment
  CAS-BOT-BC278100  Cirsium douglasii var. breweri John Thomas Howell 1960-7-18 35611 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC279954  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35989 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC279955  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35984 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC285544  Cirsium occidentale var. candidissimum John Thomas Howell 1959-9-24 34915 Plumas Crescent Mills 1066 Comment
  RSA0070696  Cirsium occidentale var. candidissimum E. K. Balls 1950-9-6 15696 Plumas Jackson Creek Public Camp, Middle Fork Feather River, off Hwy. 24, east of Quincy. 1402 Comment
  CAS-BOT-BC286448  Cirsium scariosum Lowell Ahart 1983-8-17 4324 Plumas Near Onion Valley, near the Quincy-La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  JEPS113608  Cirsium scariosum Lowell Ahart, John Dittes 2007-6-16 14117 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
  UC912469  Cirsium scariosum var. americanum Herbert L. Mason 1924-6-18 1048 Plumas bog n of Greneagle Comment
  CDA1606  Cirsium undulatum J. R. Keck Jr., R. Swanson 1967-8-17 s.n. Plumas About 6 mi. s. of Vinton; 1 mi. n. of county line, 200 yds. w. of Hwy 49 to Loyalton. 0 Comment
  CAS-BOT-BC162588  Clarkia Clare B. Hardham 1975-8-2 s.n. Plumas Black Mt. - Sierra Nevada 2133 Comment
  SBBG18852  Clarkia lassenensis C. B. Hardham 1961-6-15 7421 Plumas E of Taylorsville, rd to Engel Mine Comment
  SEINET10492510  Clarkia mildrediae A. Arthur Heller 1940-6-5 Heller 15708 Plumas Along State Highway #24, in granite sand near Bucks Creek Power House. Rather plentiful for a distance of a mile or more, always in granite. Comment
  SEINET10492511  Clarkia mildrediae James D. Jokerst, Robert A. Schlising 1978-6-21 Jokerst 3288 Plumas Feather River Canyon, 4.2 miles N of Storrie (=9.2 miles N of Butte County line) at Rodgers Flat Power Plant; roadside bank of rotten granite in montane forest, with Pinus ponderosa, Pseudotsuga menziesii, Asclepias cordifolia, introduced grasses; population of several hundred individuals, and more or less continuous with other such populations along Feather River Highway. Comment
  CHSC113641  Clarkia mildrediae subsp. lutescens Lowell Ahart 2014-8-31 19821 Plumas On the west side of Black Rock Creek, about 100 yards southwest of the foot bridge across Black Rock Creek, about 100 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC89914  Clarkia mildrediae subsp. lutescens N. L. Jurjavcic; W. A. Sears 2004-7-28 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Adjacent to a trail. Located 20-30 feet above the high water mark. 1524 Comment
  UCD104796  Clarkia mildrediae subsp. lutescens L. P. Janeway 1993-7-22 4469 Plumas Along Oroville-Quincy Highway. 0.9 mile W of Grizzly Creek. 1621 Comment
  CHSC21545  Clarkia mildrediae subsp. mildrediae D. E. Brink Jr.; L. M. Mayer 1975-7-12 Plumas Bucks Lake. Found along the road in the nw portion of the section. Comment
  CHSC115721  Clarkia mildrediae subsp. mildrediae K. Bovee 2014-5-15 0053 Plumas Lassen National Forest, adjacent to Pacific Crest Trail in Chips Creek Canyon. On southeast-facing trailcut soth of Chips Creek. 1341 Comment
  CHSC70762  Clarkia stellata L. P. Janeway 1994-6-11 4660 Plumas Humbug Road 0.5 mi south of Humboldt Road; about 2 mi southwest of Lake Almanor. 1377 Comment
  CHSC70763  Clarkia stellata L. P. Janeway 1995-6-25 4816 Plumas 0.3-0.5 mi east of the road from Prattville to Butt Reservoir, about 2 mi southwest of Prattville and Lake Almanor. 1438 Comment
  CHSC76318  Clarkia stellata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3249 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  JEPS43677  Clarkia stellata W. L. Jepson 1910-6-4 4059 Plumas near Big Meadows 1310 Comment
  RSA101475  Clarkia stellata R. Weatherby 1955-6-25 1542 Plumas Quincy Ranger Station, USFS 1067 Comment
  NY342201  Claytonia bulbifera R. M. Austin 1886-1 s.n. Plumas Lassus Peak Comment
  CAS-BOT-BC451739  Claytonia lanceolata John Thomas Howell 1951-6-28 27685 Plumas Eureka Peak 2133 Comment
  CHSC107465  Claytonia lanceolata Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-6-28 5 Plumas Northern High Sierra Nevada. Growing on the exposed S/SE facing ridge top of Goat Mountain in scree. 1707 Comment
  UC1567368  Claytonia lanceolata G. Schoolcraft 1989-7-3 1943 Plumas between Diamond Peak and Red Rock Peak; Diamond Mts. 2194 Comment
  UC1755275  Claytonia palustris Dean W. Taylor 2007-6-14 20150 Plumas D Line 1.7 road miles N of junction with Forest Road 27N16 (southerly flanks of Keddie Ridge) 1783 Comment
  JEPS108550  Claytonia parviflora subsp. parviflora L. P. Janeway 1994-5-24 4648 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca 1371 Comment
  CAS-BOT-BC443637  Claytonia perfoliata subsp. perfoliata John Thomas Howell 1962-6-18 37766 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC443709  Claytonia rubra L. P. Janeway 1990-6-19 3723 Plumas Plumas National Forest, Beckwourth Ranger District. West of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley. 1402 Comment
  CHSC33621  Claytonia rubra subsp. rubra M. S. Taylor; M. Foster 1981-6-3 3847 Plumas W side of 24N10, in sandy dry soils in shade of Pinus ca. 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola. 1767 Comment
  CHSC53163  Claytonia rubra subsp. rubra L. P. Janeway 1989-6-9 3283 Plumas Beckwourth Ranger District. Plumas National Forest. Forest along south side of Red Clover Valley. 1691 Comment
  CHSC87869  Claytonia rubra subsp. rubra Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11058 Plumas About 50 yards north of 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
  CHSC101857  Collinsia parviflora Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15888 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  RSA0117247  Collinsia parviflora L. P. Janeway, B. Castro 2006-6-4 8671 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  HSC20613  Collinsia parviflora R. J. Vernimen 1963-5-4 48 Plumas 7 mi. S of Lake Almanor on Hwy. 89 1372 Comment
  CHSC87623  Collinsia rattanii Lowell Ahart; Josephine Guardino 2004-5-24 10947 Plumas About 100 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1186 Comment
  CHSC21527  Collinsia torreyi D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake Forest Service Survey. Comment
  SEINET10548322  Collinsia torreyi Mary Susan Taylor 1982-6-17 Taylor 4690 Plumas T23N R11E sw/nw sec 17. Blue Nose Mt quad. S side of 23N44Y, 0.2-0.3 mi w of its jct with 23N50Y-Bell Bar Cr Rd, ca, 2 air mi sw of Sloat. Elev 4900 ft. 1493 Comment
  CHSC44311  Collomia grandiflora Lowell Ahart 1979-7-18 1991 Plumas Along Cleghorn Bar Road, about 2 miles west of Pilot Peak, about 15 miles north of La Porte. 1645 Comment
  SEINET10869744  Collomia heterophylla Mary Susan Taylor 1982-5-13 Taylor 4434 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  SJSU11422  Collomia linearis J. W. Tilden 1958-6-29 1303 Plumas SW shore L Almanor 1828 Comment
  CHSC54414  Comarum palustre Vernon H. Oswald 1991-7-17 4748 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1828 Comment
  JEPS108985  Conyza canadensis Lowell Ahart 2006-10-8 13400 Plumas On the west bank of Chips Creek, south of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden 715 Comment
  CHSC36204  Corallorhiza maculata M. S. Taylor 1982-7-14 4828 Plumas N side of Bellas Flat Rd (26N19), near Monitor Mine, in Soda Creek drainage, ca. 6 mi nne of Twain. 1524 Comment
  HSC22980  Corallorhiza maculata John Pratt 1970-6-29 51 Plumas 7 mi. E of Humboldt Summit Comment
  JEPS64324  Corallorhiza maculata W. I. Follett 1928-6-19 Plumas mountainside opposite Caribou; North Fork Feather River 1432 Comment
  RSA101511  Corallorhiza maculata R. Weatherby 1955-7-4 1594 Plumas Across Rock Creek, 0.5 mile below Deane Valley, near Meadow Valley 1341 Comment
  SEINET10470001  Corallorhiza maculata Mary Susan Taylor 1982-7-14 Taylor 4828 Plumas T26N R9E se/nw sec 29. Greenville SW quad. N side of Bellas Flat Rd (26N19), near Monitor Mine, in Soda Creek drainage, ca. 6 mi nne of Twain. Mixed Evergreen Forest; 5000 ft. 1524 Comment
  SEINET10470004  Corallorhiza maculata Lowell Ahart, Peter Ahart 1984-6-21 Ahart 4719 Plumas About 1 mi N of Turkeytown, along a dirt rd that cuts W to Hopkins Creek, not the road that will take you west to Onion Valley, ca. 2 mi NW of Blue Nose Mt, ca. 15 mi NE of LaPorte; Red Fir For. 200 Comment
  CHSC37523  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1982-9-8 5117 Plumas Along rd on w side of Round Valley Reservoir, ca. 4 mi s of Greenville. 1371 Comment
  JEPS95429  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1994-7-28 7529 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  RSA246643  Cordylanthus tenuis subsp. tenuis Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42353 Plumas Plumas National forest: Along Hwy. 70 two miles N of Quincy. 1098 Comment
  RSA82061  Cordylanthus tenuis subsp. viscidus F. W. Peirson 1926-6-22 6807 Plumas Drakesbad, in vicinity of Boiling Lake, Lassen National Park. Comment
  CAS-BOT-BC209434  Cornus nuttallii Alice Eastwood 1927-6-12 14487 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC209435  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  SBBG133118  Cornus sericea subsp. sericea B. C. Templeton 1968-1 11273 Plumas unknown Comment
  CHSC93040  Cornus sessilis L. P. Janeway 2005-9-4 8537 Plumas Northern High Sierra Nevada. Rock Creek at crossing of Road 24N04 'Rock Creek Crossing.' Along borders of bouldery streambed. 1204 Comment
  JEPS50177  Cornus sessilis W. L. Jepson 1924-7-22 10608 Plumas Middle Fork Feather R., Rich Pt. 914 Comment
  CAS-BOT-BC401879  Corydalis caseana subsp. caseana Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC52521  Corydalis caseana subsp. caseana L. P. Janeway 1990-6-26 3725 Plumas Plumas National Forest. Headwaters of Greenhorn Creek (between rds 25N42 and 24N19). 2133 Comment
  CHSC64456  Corydalis caseana subsp. caseana B. Castro; G. Kuenster, L. Gehrung 1994-7-17 527 Plumas 1 air mi E of Whitehorse Campgd E of Bucks Lake, ca 300 ft S of tributary to Bucks Creek. Along N-trending perennial creeklets tributary to Bucks Creek. 1645 Comment
  CAS-BOT-BC401869  Corydalis caseana subsp. caseana J. G. Lemmon No date on label s.n. Plumas Big Spring Comment
  UC1135190  Corylus californica G. T. Nordstrom 1934-7-11 216 Plumas Plumas National Forest, Lower Bucks Lake Lower Bucks Lake; Plumas National Forest, Lower Bucks Lake 1554 Comment
  CAS-BOT-BC148431  Crataegus suksdorfii John Thomas Howell 1961-9-23 36835 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC290454  Crepis acuminata Anna Head 1920-7-25 s.n. Plumas Near Lake Center Camp. Feather River Region 1920 Comment
  CAS-BOT-BC290455  Crepis acuminata Anna Head 1921-7-9 s.n. Plumas Grassy L. Feather River Region 1920 Comment
  SBBG33894  Crepis intermedia L. S. Rose 1969-6-24 Plumas Butterfly and Spanish Crks 853 Comment
  CHSC106299  Crepis modocensis subsp. modocensis L. P. Janeway 2010-7-3 10077 Plumas Northern High Sierra Nevada. Top of ridge between Pigtail Ravine and Hunters Ravine +/- overlooking Middle Fork Feather River from the north. 1644 Comment
  UC1118014  Crepis occidentalis E. Sawyer 1935-6-1 51 Plumas 1 3/4 mi ne Hawks; Sierraville Quadrangle Comment
  CHSC41177  Crepis occidentalis subsp. conjuncta J. D. Jokerst 1984-5-14 2013 Plumas Ridge, SE of Genesee Valley, S of Ward Cr. 1584 Comment
  RSA71315  Crepis occidentalis subsp. pumila L. S. Rose 1951-6-27 51047 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  CHSC34910  Crepis pleurocarpa M. S. Taylor 1981-7-21 4083 Plumas NE corner of jct of 25N42 and 401, e and above Squirrel Creek, ca. 3 air mi n of Spring Garden. 1371 Comment
  CHSC48142  Crepis pleurocarpa Vernon Oswald 1986-7-10 2191 Plumas LaPorte-Quincy Rd. at S. Fork of Feather R. 1965 Comment
  SEINET10474587  Crepis pleurocarpa Mary Susan Taylor 1981-7-21 Taylor 4083 Plumas T24N R11E east center sec 19, Spring Garden quad. NE corner of jct of 25N42 and 401, above Squirrel Creek, ca. 3 air mi N of Spring Garden; Yellow Pine Forest dry woods; 4500 ft elev. 1372 Comment
  SEINET10474589  Crepis pleurocarpa Mary Susan Taylor 1982-8-5 Taylor 4931 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  SEINET10474590  Crepis pleurocarpa Mary Susan Taylor 1982-6-28 Taylor 4778 Plumas T23N R14 E nw/se sec 27. Portola quad. In Sagebrush Scrub along s side of Feather River, ca. 1 mi sw of Beckwourth on Ramelli Ranch, ca. 1/4 mi w of Calpine Rd (109). 4880 ft. 1487 Comment
  CDA1931  Crypsis alopecuroides J. T. Howell 1977-8-11 52716 Plumas East side of Frenchmans Reservoir near Big Cove. Comment
  UCD59815  Crypsis schoenoides John Thomas Howell 1959-9-26 35068 Plumas Feather River Canyon. Ca. 1.5 miles west of Belden. 682 Comment
  UC1100184  Crypsis vaginiflora Malcolm A. Nobs and S. Galen Smith 1949-8-19 1408 Plumas ca 2 mi s Greenville; Indian Valley Comment
  SEINET12331903  Cryptantha affinis Unknown 1985-1 5244 Plumas below the high water line of Little Grass Valley Reservoir, where the South Fork of Feather R flows 1585 Comment
  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
  RSA123898  Cryptantha torreyana E. Sawyer 1935-6-27 177 Plumas 3.7 miles N of Hawks. 1677 Comment
  RSA189340  Cryptantha torreyana L. S. Rose 1967-7-11 67157 Plumas Mt. Hough Road, 2 miles NE of Quincy Junction. 1220 Comment
  RSA755700  Cryptantha torreyana Barbara Ertter 1988-7-25 7846 Plumas Diamond Mts, 12 air miles SSW of Susanville, Snoring Springs, 1/2 mile N of Diamond Mt Greenville Red Rock jct 1982 Comment
  CHSC32041  Cryptogramma acrostichoides L. Ahart 1979-7-18 1973 Plumas Ca. 1 mi w of Pilot Peak, ca. 1/8 mi s of Onion Valley, ca. 12 mi n of La Porte. 1800 Comment
  CHSC44007  Cryptogramma acrostichoides L. P. Janeway 1984-7-27 933 Plumas Near Grassy Lake. 1920 Comment
  SD9684  Cryptogramma acrostichoides Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
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Jul 11 2010
  UC123025  Cryptogramma cascadensis R. M. Austin July 1876 318 Plumas Spanish Peak Comment
  SEINET10866997  Cupressus bakeri Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4175 Plumas T26n R11E ne 1/4 sec 23. Genesse Valley quad. Open sage- brush area on top of hill N & NE side of W flank of Wheeler Peak Ridge, ca 5 air mi N of Genesse. 1980 Comment
  SEINET10546824  Cuscuta Mary Susan Taylor 1982-8-4 Taylor 4922 A Plumas T25N R10E nw/sw sec 22. Greenville SE quad. Along spur rd off Mt Hough Rd (403), ca. 200 ft. e of Tollhouse Creek, ca. 2 mi nw of Taylor Rock, ca. 6 mi ne of Quincy. 5800 ft. 1768 Comment
  RSA595070  Cuscuta californica J. T. Howell, G. D. Fuller, G. D. Barbe 1981-6-26 54407 Plumas South end of Walker Plain near Buckeye. About 8 miles southwest of Bucks Lake on road to Oroville. 1524 Comment
  CHSC66756  Cuscuta californica var. breviflora Vernon H. Oswald; Lowell Ahart 1996-8-14 8150 Plumas Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 0.9 mi N of the road to Johnsville (0.9 mi N of the Sierra Co. 2 mi post). 1889 Comment
  SBBG119861  Cuscuta occidentalis L. Ahart 2003-9-7 10563 Plumas Bunker Hill Ridge, ca. 1 mi (air) SE of Pilot Pk, ca. 9 mi (air) NE of La Porte 2038 Comment
  RSA795988  Cusickiella douglasii J. R. Shevock 1985-5-19 11166 Plumas Plumas National Forest, along forest road 28N01 at Dixie valley, 11.6 mi NW of Frenchman Reservoir. 1900 Comment
  SD7700  Cycladenia humilis var. humilis R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC405211  Cycladenia humilis var. humilis J. G. Lemmon July, 1872 Plumas trail between Indian Valley and Mountain Meadow Comment
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Jun 15 2012
  UCD97459  Cymopterus terebinthinus Albert Grigarick 2010-5-11 245 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.5 mi. 1483 Comment
  UC333599  Cynoglossum occidentale J. G. Lemmon 1866-3-31 Plumas Comment
  CAS-BOT-BC114544  Cyperus eragrostis Isabel McCracken 1936-9-8 s.n. Plumas Twin Lakes, Kit Carson Pass. Comment
  CAS-BOT-BC114545  Cyperus eragrostis John Thomas Howell 1959-9-26 35073 Plumas Feather River Canyon. Ca. 1.5 mi W of Belden. 682 Comment
  SEINET3164823  Cyperus inflexus E. K. Balls 1950-9-14 15814 Plumas 6 miles northwest of Chester, North Fork Feather River 1402 Comment
  SEINET3450849  Cyperus squarrosus Unknown 2003-7-18 10428 Plumas La Porte, La Porte, about 4.5 air miles northwest, about 1.5 air miles northwest of Little Grass Valley Reservoir dam, about 1.5 miles southeast of Tamarack Flat, about 0.25 miles west of Lumpkin Ridge Road, north side of the road 1700 Comment
  CAS-BOT-BC114130  Cyperus squarrosus John Thomas Howell 1959-9-21 34753 Plumas Sand bars of N Fk Feather River near Belden. 701 Comment
  SEINET10470083  Cypripedium californicum Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4668 Plumas T26N R7E sw sec 33. Almanor SW quad. In seep, n side of and above Caribou Rd, on serpentine, 1.8 mi ne of Queen Lily Campgr., ca. 7 air mi ne of Belden. 2800 ft. 853 Comment
  HSC73110  Cypripedium fasciculatum M. S. Taylor 1981-5-29 3817 Plumas S of Buckhorn Creek, 1 mi. SW of Grizzly Mtn, 13 air mi. NE of Pulga 1585 Comment
  CHSC39377  Cystopteris fragilis L. Ahart; P. Ahart 1983-8-17 4340 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-La Porte Rd, northeast of La Porte. 2000 Comment
  JEPS104155  Cystopteris fragilis Lowell Ahart 2003-10-17 10652 Plumas Cliffs n of Humboldt Peak, on the south side of the Pacific Crest Trail, ca 1/2 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2042 Comment
  CAS-BOT-BC189788  Dactylis glomerata Javier Penalosa 1962-6-19 2501 Plumas Highway 40-89, +-6.2 miles southeast of Quincy. 1097 Comment
  CHSC82442  Dactylis glomerata Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9831 Plumas On the north side of Forest Road 22N94, about 50 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. 1583 Comment
  RSA508620  Damasonium californicum Mrs. R. M. Austin 1882-06 s.n. Plumas Big Meadows. Comment
  CDA17297  Damasonium californicum G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16325 Plumas Sierra Nevada; Few mi. E of Portola along Hwy 70, immed. adjacent to Hwy. 1554 Comment
  CAS-BOT-BC186621  Danthonia californica John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54162 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  CAS-BOT-BC186627  Danthonia californica Clarence R. Quick 1966-7-7 66 37 A Plumas E. of Cottonwood Creek crossing, ca. 3 m. s. of w. end of Humbug Valley 1402 Comment
  JEPS115890  Danthonia californica var. americana Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16159 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
  SEINET3926831  Danthonia californica var. americana Fred W. Hoffman 1946-6-9 1812 Plumas Lake Almanor.; 0 Comment
  CDA19259  Danthonia unispicata G. D. Barbe, T. C. Fuller 1982-6-17 3852 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC1625  Darlingtonia californica R. Calkins 1932-7-1 Plumas Na Wak Wa, near Longville. ... Field redacted by CHSC, contact the data manager for more information 1310 Comment
  RSA184956  Darlingtonia californica L. S. Rose 1966-7-27 s.n. Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  SBBG70336  Darlingtonia californica unknown 1895-1 Plumas probably in Butterfly Valley near Quincy Comment
  SJSU3172  Darlingtonia californica R. Hanley 1958-5-30 Plumas 3 mi SW of Keddie 1005 Comment
  UCD119068  Darlingtonia californica M. S. Taylor 1982-8-23 5034 Plumas Under PGE wire between dirt rd and Feather River, in seep on slope ca. 1/4 mi n of Dutch Creek, ca. 1/2 mi ne of Twain. 853 Comment
  JEPS23484  Delphinium L. S. Smith 1920-5-21 1584 -a Plumas near Calpine (w edge of Valley); Sierra Valley 1676 Comment
  RSA39893  Delphinium andersonii P. A. Munz 1947-5-16 11836 Plumas 8 miles north of Chilcoot. 1524 Comment
  SEINET5337985  Delphinium decorum L. Miller 1934-1 s.n. Plumas Near Portola, CA. Comment
  CAS-BOT-BC8925  Delphinium depauperatum M. S. Taylor 1982-5-27 4556 Plumas S side of Bucks Lake-Spanish Creek Road, 4.5 mi. SW of its junction with Hwy 70 in Quincy 1097 Comment
  RSA101464  Delphinium depauperatum R. Weatherby 1955-7-2 1574 Plumas Creek below Bear Ridge. 1982 Comment
  SEINET10536037  Delphinium depauperatum Mary Susan Taylor 1982-5-27 Taylor 4556 Plumas T24N R9E nw/nw sec 18. Bucks Lake NE quad. S side of Bucks Lake Rd, 4.5 mi sw of its jct with Hwy 70 in Quincy. 3600 ft. 1097 Comment
  CAS-BOT-BC9852  Delphinium nudicaule A. A. Heller 1913-6-13 10836 Plumas Near Marston Station 1066 Comment
  CAS-BOT-BC9857  Delphinium nudicaule Mary Strong Clemens 1920-4-14 s.n. Plumas Quincy Comment
  CAS-BOT-BC9858  Delphinium nudicaule Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1949 Plumas Fern Glen, Butterfly Botanical Area 1097 Comment
  JEPS48090  Delphinium nudicaule Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2703 A Plumas 1/4 mi s junction of U.S. Forest Service roads 25N15 and 25N12; vicinity of Butterfly Valley 1082 Comment
  SD7964  Delphinium nudicaule Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC9859  Delphinium nudicaule Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1940 Plumas Mouth of Butterfly Creek. Butterfly Botanical Area 883 Comment
  UCSB44166  Delphinium nudicaule Reisentz, Paul 1979-5-12 Plumas Lewisia Rock; 3 miles south of Beldon on Highway 70 Comment
  CAS-BOT-BC116105  Delphinium nuttallianum John Thomas Howell 1960-7-22 35898 Plumas Devil's Kitchen to Drakesbad 1828 Comment
  CAS-BOT-BC116127  Delphinium nuttallianum Clare Butterworth Hardham 1961-6-16 7492 Plumas Engelmine-Susanville Road via Gold run Creek. 1828 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
  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
  CAS-BOT-BC116119  Delphinium nuttallianum Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas 1 mile w. of Meadow Valley Inn Comment
  CAS-BOT-BC116121  Delphinium nuttallianum L. P. Janeway 1992-5-14 4178 Plumas Plumas National Forest Beckwourth Ranger District Dotta Compartment 1716 Comment
  CAS-BOT-BC121741  Delphinium patens subsp. patens Mrs. H. C. Cantelow 1940-5-11 4267 Plumas 1 mi. W of Meadow Valley Inn Comment
  SEINET10506846  Deschampsia Mary Susan Taylor 1981-7-6 Taylor 3969 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
  RSA59663  Deschampsia cespitosa E. K. Balls 1950-9-9 15730 Plumas West of Lakes Center Public Campgound. 2043 Comment
  JEPS113742  Deschampsia danthonioides Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14028 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  CHSC65879  Deschampsia elongata L. P. Janeway 1995-10-25 4952 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, southeast side of Grass Lake. 1920 Comment
  CHSC75949  Deschampsia elongata G. F. Hrusa 1996-8-2 13427 Plumas Sierra Nevada. At base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. On trib. of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1820 Comment
  RSA71131  Deschampsia elongata L. S. Rose 1951-6-28 51027 Plumas McRae Meadows, 8 mi. sw of Johnsville 1951 Comment
  CAS-BOT-BC43083  Descurainia longipedicellata John Thomas Howell 1962-6-18 37813 Plumas Sierra Nevada. Sierra Valley 5 miles south of Beckwourth. 1493 Comment
  CHSC43304  Dicentra formosa Lowell Ahart 1976-7-7 1163 Plumas Along Cold Water Creek, about 1/10 mile south-west of Arkansas Ravine, about 4 miles south of Grizzly Mountain. 1524 Comment
  CHSC55509  Dicentra formosa Ben Cunningham 1991-4-20 Plumas Ca. 2.5 mi s of Tobin and 6 ft w of Highway 70. 41 mi s of Greenville. 609 Comment
  CHSC61225  Dicentra formosa K. B. McShea 1992-4-20 14 Plumas Ca 2 mi s of Jct of Hwy 89 and Hwy 70. 12 mi se of Quincy. 792 Comment
  CAS-BOT-BC402542  Dicentra pauciflora John Thomas Howell; Gordon H. True 1967-7-11 43362 Plumas Southeast slope of Mt. Hough 2042 Comment
  CHSC41424  Dicentra pauciflora Lowell Ahart 1986-6-4 5324 Plumas West of the small wash, south of the road where it crosses Onion Valley Creek, near Onion Valley, about 1 mile north-west of Pilot Pk., about 14 miles north-west of La Porte. 1828 Comment
  CHSC43323  Dicentra pauciflora Lowell Ahart 1975-7-9 859 Plumas Along the edge of small stream, about 1 mile west of Pilot Peak. 1981 Comment
  CHSC48441  Dicentra pauciflora Vernon Oswald 1986-6-6 2094 Plumas LaPorte-Quincy Rd. 0.5 mi n of its jct. with the Pacific Crest Trail. 1950 Comment
  JEPS87767  Dicentra pauciflora Lowell Ahart 1994-6-12 7318 Plumas about 1.25 air mi s Bucks Lake (near Cedar Flat, on w side of Faggs Mine Road, sw of a small branch of Willow Creek) 1706 Comment
  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-BC402610  Dicentra uniflora Gladys L. Smith 1976-6-7 4594 Plumas Central area of summit ridge, secondary road from Rte. 70 to La Porte 1950 Comment
  CAS-BOT-BC502163  Dichelostemma congestum John Thomas Howell 1960-7-22 35928 Plumas Near Devil's Kitchen, near Drakesbad; Lassen Volcanic National Park 1828 Comment
  POM319465  Dichelostemma congestum Patricia Wilder 1971-6-21 5138 Plumas 2.8 mi north of California State Hwy 70 on Prattville-Butt Reservoir Road between Belden and Caribou. Cascade - Sierra Nevada Mtn. Range. Drainage Area: Feather River North Fork. 762 Comment
  SEINET8476711  Dichelostemma congestum A. A. Heller, B. B. Kennedy 1907-7-8 8768 Plumas Near Greenville. Comment
  UC354486  Dichelostemma multiflorum David D. Keck 1928-6-15 440 Plumas 1.5 mi w Blairsden (on the Blairsden-Quincy highway) 1371 Comment
  CHSC9722  Diplacus grandiflorus Nancy Mosman 1971-7-11 90 Plumas Along e side of Hwy 70 ca. 1.7 mi s of Belden. 1025 Comment
  CAS-BOT-BC151746  Diplacus kelloggii Henry A. Kloppenburg 1928-5-19 435 Plumas Belden 701 Comment
  CAS-BOT-BC151852  Diplacus mephiticus Clare B. Hardham 1961-6-15 7401 Plumas Gray Eagle [Graeagle] - Sierra Nevada Mountains Comment
  CHSC41143  Diplacus mephiticus J. D. Jokerst 1984-6-13 2048 Plumas Ca 2 air miles east of Peacock Point, south of Grizzly Cr, along USS road 26N08. 1432 Comment
  CHSC73824  Diplacus torreyi B. Castro 1997-6-9 732 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 22 N50X which climbs the peak. 1694 Comment
  CAS-BOT-BC151252  Diplacus torreyi Ella Dales Cantelow 1938-7-3 2332 Plumas 4.3 mi. N. of Almanor Inn Comment
  CAS-BOT-BC151688  Diplacus torreyi Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Near Drakesbad Comment
  CAS-BOT-BC151691  Diplacus torreyi G. Schoolcraft 1987-6-17 1743 Plumas About 2 miles N. of Chester 1402 Comment
  CAS-BOT-BC151697  Diplacus torreyi George W. Gillett 1957-7-19 842 Plumas Slopes across from the Devils Kitchen, on trail to the Sifford Lakes - Lassen Volcanic National Park 1981 Comment
  SD7178  Disporum trachyandrum Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  CAS-BOT-BC208629  Distichlis spicata Fred Sommers; Greg Sommers 1976-6-24 137 Plumas Sierra Valley Marsh, Marble Hot Springs - Sierra Nevada 1487 Comment
  CAS-BOT-BC208631  Distichlis spicata J. H. Thomas 1956-7-14 6055 Plumas New Idria Road from Panoche to Idria, about 5 miles S of Panoche, along Griswold Creek 457 Comment
  UCD64585  Distichlis spicata R. Tofsrud 1947-7-1 216 Plumas Near Vinton. Comment
  CAS-BOT-BC136101  Dodecatheon alpinum M. S. Taylor 1982-7-12 4820 Plumas In wet meadow in McRae Meadows, ca. 6 mi w of Mohawk 1889 Comment
  CHSC21290  Dodecatheon alpinum F. T. Griggs; A. Pass 1975-7-17 206 Plumas Buck;s Lake Forest Survey. Comment
  UCR178428  Dodecatheon hendersonii E. W. Jameson 1949-4-26 s.n. Plumas Northern Sierra Nevada Mtns., experiment station in Quincy Comment
  RSA114442  Dodecatheon hendersonii E. K. Balls, Lee W. Lenz 1955-5-14 20708 Plumas 1.5 mi. n. of Greenville along road to Lake Almanor, Hwy. 89. 1128 Comment
  UC890636  Downingia bacigalupii Mrs. A. L. Coombs 1906-7 Plumas Prattville Comment
  UC711910  Downingia bacigalupii Roxana S. Ferris and Laura Lorraine 1941-8-9 10420 Plumas Lake Almanor Public Camp, near village Lake Almanor Public Camp Comment
  CHSC84512  Downingia bicornuta var. bicornuta John Dittes; Lowell Ahart 2003-8-8 2003 -96 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 7.6 air-miles east by southeast of Portola, ca. 4.0 air-mile south by southeast of Beckwourth, ca. 2.0 air-mile east by northeast of intersection of Dyson Lane and Beckwourth-Calpine Road (A23), at edge of Dyson Lane. 1485 Comment
  JEPS108499  Downingia bicornuta var. bicornuta Lisa Schultheis 1996-6-30 315 -96 Plumas Nea the W shore of Lake Almanor. SW corner of Rt. 89 and Prattville Butte Reservoir Road. Comment
  CAS-BOT-BC41395  Draba verna John Thomas Howell 1963-6-4 39402 Plumas Sierra Valley south of Beckwourth. 1463 Comment
  CHSC43346  Draperia systyla Lowell Ahart 1975-7-2 833 Plumas Along the edge of the road, about 6 miles north of the Sly Creek Dam. 1127 Comment
  CHSC97387  Drosera X obovata Jenny Marr; Craig Carter 2006-5-29 238 Plumas Cascade Range High. Plants collected at the southe ... Field redacted by CHSC, contact the data manager for more information 1676 Comment
  CHSC20977  Drosera rotundifolia F. T. Griggs; A. Pass 1975-7-23 252 Plumas N shore Lower Buck's Lake. ... Field redacted by CHSC, contact the data manager for more information Comment
  CHSC92964  Drosera rotundifolia L. P. Janeway; B. Castro 2005-9-11 8544 Plumas Northern High Sierra Nevada. Middle of the fen ab ... Field redacted by CHSC, contact the data manager for more information 1893 Comment
  UC1259771  Drosera rotundifolia Lowell Ahart 1979-8-16 Plumas in bog 100 m e rd. across Ohio Ravine (2 1/4 mi s of Grizzly Mtn.) 1700 Comment
  CAS-BOT-BC159582  Drymocallis glandulosa var. glandulosa W. Harnach; N. Harnach 1990-6-27 413 Plumas Ramelli Ranch (USFS), so of R/R - Sierra Valley 1554 Comment
  UC567235  Drymocallis glandulosa var. glandulosa D. Axelrod 1934-6-8 14 Plumas La Porte Downieville Quad., La Porte 1524 Comment
  CAS-BOT-BC143433  Drymocallis lactea John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54395 Plumas 0.3 miles southwest of Bucks Summit on road to Bucks Lake 1645 Comment
  CHSC42045  Drymocallis lactea var. austiniae Lowell Ahart 1986-7-8 5350 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CAS-BOT-BC159310  Drymocallis lactea var. lactea Alice Eastwood 1927-6-17 14639 Plumas Road from Long Valley to Greenville, United States Forest Reserve Comment
  CAS-BOT-BC113790  Dulichium arundinaceum V. Oswald; Lowell Ahart 1988-8-4 3662 Plumas Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic Natl Park. 1676 Comment
  UC1730226  Dulichium arundinaceum L. P. Janeway 1998-9-10 6277 Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  SEINET3015222  Echinochloa colona L. Ahart 1997-9-11 7898 Plumas On the W edge of Caribou Rd, on the W side of the North Fork of the Feather River, about 1.8 mi S of mosquito Creek, about 5 miles (air) mortheast of Belden. 792 Comment
  JEPS122165  Elatine Lowell Ahart 2014-8-20 19710 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  CHSC82458  Eleocharis acicularis Lowell Ahart 2002-6-26 9756 Plumas In a meadow, on the southwest side of a gravel road, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1741 Comment
  JEPS103527  Eleocharis acicularis Lowell Ahart 2002-7-2 9833 Plumas On the N side of Forest Road 22N94, ca 50 yards W 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. 1583 Comment
  JEPS122174  Eleocharis acicularis var. occidentalis Lowell Ahart 2014-8-20 19716 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  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
  CHSC97545  Eleocharis bella Lowell Ahart; John Dittes 2007-6-17 14120 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS103552  Eleocharis bella Lowell Ahart 2002-7-2 9815 Plumas 9 air mi NW of La Porte (water holding pond 150 yds N of Forest Road 22N94, Hartman Bar Ridge, 1 air mile SW of Franklin Hill, 4 1/2 mi NW of Tamarack Flat) 1597 Comment
  RSA59249  Eleocharis bella E. K. Balls 1950-8-31 15548 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  UC1133524  Eleocharis bella E. Sawyer 1935-6-27 207 Plumas 1524 Comment
  CAS-BOT-BC113384  Eleocharis engelmannii Thomas H. Kearney 1944-8-14 17 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC113385  Eleocharis engelmannii Thomas H. Kearney 1944-8-14 18 Plumas Near Prattville, Lake Almanor Comment
  SEINET3441877  Eleocharis engelmannii Unknown 2003-7-18 10427 Plumas La Porte, La Porte, about 4.5 air miles northwest, about 1.5 air miles northwest of Little Grass Valley Reservoir dam, about 1.5 miles southeast of Tamarack Flat, about 0.25 miles west of Lumpkin Ridge Road, north side of the road 1700 Comment
  JEPS113650  Eleocharis macrostachya Lowell Ahart, Josephine Guardino 2007-7-21 14385 Plumas Bottom of a small stream, about 80 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  CAS-BOT-BC113107  Eleocharis obtusa E. K. Balls 1950-8-31 15546 Plumas Spanish Creek, off Hwy 24, just north of Quincy. 1066 Comment
  CHSC94979  Eleocharis obtusa Lowell Ahart 2006-10-23 13487 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
  RSA59243  Eleocharis obtusa var. engelmannii E. K. Balls 1950-8-31 15546 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  CAS-BOT-BC113156  Eleocharis palustris Thomas H. Kearney 1944-8-14 19 Plumas Near Prattville, Lake Almanor. Comment
  UCD20955  Eleocharis palustris E. Bortiri 2002-6-1 WFC 3 Plumas Faggs Pond, South of Bucks Lake, Plumas NF. Plumas Co. Comment
  CHSC78475  Eleocharis suksdorfiana Jim Battagin 2000-6-17 Plumas Butterfly Valley Botanical Area. Between Pond Reservoir and Sweetwater Meadow. 1164 Comment
  CHSC78570  Eleocharis torticulmis L. P. Janeway; Linnea Hanson, Jerold Hustafa, Jim Battagin 2000-9-13 6969 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  JEPS102295 Image available Eleocharis torticulmis L. P. Janeway and B. Castro 2000-7-3 6874 Plumas Sweetwater Meadow Butterfly Valley Botanical Area; Northern High Sierra Nevada 1177 Comment
  CAS-BOT-BC451530  Elodea canadensis M. S. Taylor; H. Swanson 1982-8-11 4977 Plumas Plumas Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 1712 Comment
  CAS-BOT-BC197353  Elymus W. W. Wagner 1919-6-7 277 Plumas Sockum Creek, Vicinity of Quincy 1310 Comment
  CAS-BOT-BC227603  Elymus elymoides John Thomas Howell 1951-6-27 27564 Plumas Johnsville 1584 Comment
  CAS-BOT-BC227606  Elymus elymoides John Thomas Howell 1977-6-20 52413 Plumas On the peninsula of Lake Almanor 1371 Comment
  CAS-BOT-BC227723  Elymus elymoides John Thomas Howell 1955-7-19 30780 A Plumas Beckwourth 1493 Comment
  CAS-BOT-BC227726  Elymus elymoides Clare B. Hardham 1970-8-9 17716 GG Plumas Road to Thompson Peak Lookout 2133 Comment
  UC1132969  Elymus elymoides subsp. elymoides C. W. Hanks 1934-8-8 21 Plumas ridge top n Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  SBBG553  Elymus glaucus A. A. Beetle 1941-6-28 2903 Plumas St Hwy 36, 10 mi W of Chester 1524 Comment
  UC1024640  Elymus glaucus Leo Whitney 1934-8-10 2219 Plumas ca 9 mi nw Portola (nw end of valley); Plumas National Forest, Big Grizzley Valley, Freeman Creek 1828 Comment
  UCD61899  Elymus glaucus G. L. Stebbins Jr. 1939-7-6 2906 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CAS-BOT-BC206501  Elymus glaucus subsp. glaucus Clare B. Hardham 1978-8-11 21765 Plumas In volcanic area about 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC206524  Elymus glaucus subsp. glaucus Javier Penalosa 1962-6-19 2492 Plumas Hwy. 40-89, +- 6.2 mi. SE of Quincy 1097 Comment
  CAS-BOT-BC204402  Elymus trachycaulus subsp. trachycaulus W. Harnach; N. Harnach 1991-6-29 594 Plumas Sierra Valley. 4 miles north of Loyalton, CA on Co. rd. A-24 (6 mile rd.) 1490 Comment
  JEPS101226  Elytrigia intermedia subsp. barbulata Dean W. Taylor 2000-8-12 17580 Plumas Antelope Lake; Pioneer Cabin 1524 Comment
  JEPS115892  Elytrigia intermedia subsp. barbulata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16131 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
  RSA794790  Elytrigia intermedia subsp. intermedia L. Ahart, John Dittes 2009-7-13 16040 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
  NY70798  Ephedra viridis M. E. P. Ames s.n. Plumas Comment
  CAS-BOT-BC165922  Epilobium Clare B. Hardham 1978-8-11 21775 Plumas About 5 miles southeast of Thompson Peak Comment
  CHSC44975  Epilobium K. R. Stern 1985-6-25 8232 Plumas Vicinity of Blairsden. Comment
  SD7372  Epilobium angustifolium R. W. Austin 1882-7-20 Plumas Big Meadows Comment
  CHSC75513  Epilobium brachycarpum G. F. Hrusa; B. Smith, T. D. Wilfred 1996-8-11 13500 Plumas Sierra Nevada. Meadow, on N side of USFS 23N12, approx. 3/4 mile W of Bull Run Creek crossing. [Original lat./long. on label is '39 53 N; 120 39 W']. 1850 Comment
  JEPS104632  Epilobium brachycarpum Lowell Ahart 2003-8-8 10481 Plumas On the w side of Beckwouth Calpine Rd, ca 50 yd n of the Western Pacific Railroad, ca 1/2 mi (air) sw of Beckwourth, Sierra Valley. 1478 Comment
  JEPS115785  Epilobium campestre Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15875 Plumas About 1600 feet southwest of Lake Almanor Dam, in depressions made from mining 1386 Comment
  CHSC43547  Epilobium canum subsp. latifolium Lowell Ahart 1974-8-15 610 Plumas In a ravine near the road, about 1/2 mile north of Nelson Creek and near Zumwalt Flat, about 11 miles south-west of Sloat. 1676 Comment
  UC337280  Epilobium canum subsp. latifolium unknown 1874-1 Plumas Indian Valley Comment
  SBBG21925  Epilobium ciliatum subsp. ciliatum D. Myrick 1964-7-19 877 Plumas Dream Lake, Drakesbad 1828 Comment
  RSA59252  Epilobium ciliatum subsp. ciliatum E. K. Balls 1950-8-31 15541 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  RSA755447  Epilobium ciliatum subsp. glandulosum L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16148 Plumas Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  SEINET12867922  Epilobium densiflorum A. Kowal, S. Batiuk 2011-9-1 NV 030 -635 Plumas Near administrative Office at Grizzly Creek Ranch. 1504 Comment
  UC1191614  Epilobium densiflorum Malcolm A. Nobs and S. Galen Smith 1949-8-19 1463 Plumas pond on se side Portola Comment
  CHSC113851  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2014-8-24 19796 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC80843  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2001-7-19 8943 Plumas On the banks of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  POM46380A  Epilobium glaberrimum subsp. glaberrimum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC80842  Epilobium hallianum Lowell Ahart 2001-7-17 8921 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
  UC572521  Epilobium hallianum E. Sawyer 1935-6-22 182 Plumas 1.6 mi ne Grizzly Peak; Sierraville Quadrangle 1767 Comment
  CHSC21686  Epilobium lactiflorum D. Brink; L. Mayer 1975-7-25 Plumas Buck's Lake. Comment
  JEPS95394  Epilobium obcordatum Lowell Ahart 1994-7-22 7490 Plumas S of the Pacific Crest Trail, W of the large twin rocks on the NE side of Mount Etna 1981 Comment
  CHSC112565  Epilobium torreyi B. Castro; L. P. Janeway 2007-6-24 1647 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley abt 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W isde of Thompson Creek, 250-300 ft below edge of open Ponderosa-Jeffrey pine forest. 1674 Comment
  RSA101404  Epipactis gigantea R. Weatherby 1955-8-4 1671 Plumas No Ear Bar. Middle Fork Feather River. 915 Comment
  CAS-BOT-BC56994  Equisetum arvense John Thomas Howell 1976-7-15 51856 Plumas Snake Lake, about 4 miles northwest of Quincy 1219 Comment
  CHSC57792  Equisetum arvense Vernon H. Oswald; Lowell Ahart 1992-5-6 4934 b Plumas Terminal Geyser Creek just upstream from the trail between Willow Lake and Terminal Geyser. 1658 Comment
  CAS-BOT-BC57396  Equisetum laevigatum John Thomas Howell 1962-6-18 37734 Plumas Near Beckwourth, Sierra Valley 1487 Comment
  CAS-BOT-BC57397  Equisetum laevigatum John Thomas Howell 1959-9-25 35003 Plumas 2 miles east of Portola 1484 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
  CAS-BOT-BC204441  Eragrostis cilianensis John Thomas Howell 1959-9-21 34723 Plumas Belden 701 Comment
  JEPS125816  Eragrostis cilianensis William Harnach 2015-7-20 1432 Plumas Just South of the intersection of Co. Rd. A-24 and Marble Lane. Comment
  SEINET8655779  Eragrostis cilianensis W. Harnach 2015-7-20 1432 Plumas Just south of the intersection of Co. Rd. A-24 and Marble Lane. 1486 Comment
  RSA0049695  Eremogone cliftonii Dean Wm. Taylor, Cade Mohler 2014-6-25 21490 Plumas 1 mile west of The Big Hill (vicinity Kimshew Point), logging spur road 0.5 miles east of Concow Road (County Road 525) 1650 Comment
  UC1948763 Image available Eremogone cliftonii Richard K. Rabeler with L. P. Janeway, L. Hanson, L. Ahart 2005-4-20 1473 Plumas N side of CA 70, 0.5 km E of Chambers Creek, 20.8 km NE of Cresta Powerhouse, Plumas National Forest 622 Comment
  CAS-BOT-BC174361  Eremogone kingii var. glabrescens L. P. Janeway 1991-5-29 3974 Plumas West end of Red Clover Valley; 1/2 mi. south of Beckwourth-Genesee Road (road 111) on the Bagley Pass Road. Plumas National Forest, Beckwourth Ranger District 1691 Comment
  CAS-BOT-BC286663  Ericameria bloomeri Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC286666  Ericameria bloomeri E. K. Balls 1950-9-2 15652 Plumas Mt. Ingalls Lookout, north of Grizzly Valley 2484 Comment
  SD112579  Ericameria bloomeri Darley F. Howe 1960-9-21 2988 Plumas 10 miles from junction with Highway 89 on road to Susanville 1675 Comment
  UCD131323  Ericameria bloomeri John Thomas Howell 1926-7-24 36282 Plumas Kelly Camp, near Drakesbad. 1615 Comment
  CAS-BOT-BC292793  Ericameria cuneata var. cuneata Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC294288  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-25 35021 Plumas Summit of Beckwourth Pass 1588 Comment
  CAS-BOT-BC294291  Ericameria nauseosa var. speciosa John Thomas Howell 1974-9-20 50901 Plumas About 2 miles from Spring Garden on road to Quincy 1158 Comment
  CHSC40563  Ericameria nauseosa var. speciosa Lowell Ahart; Jim Jokerst 1985-10-4 5192 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. 1828 Comment
  JEPS21504  Ericameria nauseosa var. speciosa W. L. Jepson 1939-8-16 19441 Plumas banks of Feather River within the town limits of Portola Feather River Comment
  CAS-BOT-BC294313  Ericameria nauseosa var. speciosa John Thomas Howell 1960-7-24 35991 Plumas Kelly Camp, just south of Lassen Park 1615 Comment
  CAS-BOT-BC293029  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34961 Plumas Near Blairsden 1341 Comment
  CAS-BOT-BC293031  Ericameria parryi var. nevadensis L. P. Janeway 1993-8-10 4514 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth 1487 Comment
  UC204683  Ericameria parryi var. nevadensis I. M. Johnston 1919-9-2 2184 Plumas Keddie Comment
  UCD131547  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34976 Plumas Beckworth. 1493 Comment
  CAS-BOT-BC293212  Ericameria suffruticosa M. S. Taylor 1982-8-18 5012 Plumas On summit of Mt Ingalls near the lookout, ca. 9 air mi ne of Sloat 2551 Comment
  RSA109789  Erigeron E. K. Balls, Lee W. Lenz 1956-6-19 21836 Plumas 3.6 mi. SE of jct. with State Hwy. 36 and State Hwy. 89, W of lake Almanor. 1433 Comment
  CHSC53124  Erigeron barbellulatus L. P. Janeway 1989-6-30 3447 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
  CHSC72430  Erigeron barbellulatus L. P. Janeway 1998-7-31 5904 Plumas About 0.6 mi south of Pilot Peak; along Pacific Crest Trail at junction of Bunker Hill Ridge and Gibsonville Ridge. 2072 Comment
  CAS-BOT-BC296015  Erigeron divergens John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54168 Plumas 3.25 miles west of Round Valley Reservoir Dam, Sierra Nevada 1633 Comment
  CHSC101853  Erigeron divergens Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15884 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line. 1374 Comment
  CAS-BOT-BC296009  Erigeron divergens David D. Keck 1932-7-3 1623 Plumas North of Spanish Creek, Quincy, Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC296014  Erigeron divergens W. Harnach; N. Harnach 1990-6-19 398 Plumas Genessee Road, Sierra Valley 1584 Comment
  UCD131864  Erigeron divergens June McCaskill 1954-5-31 324 Plumas ca. 100 yards west of roadside, State Highway 89, ca. 2.6 miles north of Greenville. Comment
  CAS-BOT-BC300400  Erigeron eatonii var. plantagineus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54347 Plumas 4.8 miles northwest of Antelope Reservoir 1661 Comment
  CAS-BOT-BC300423  Erigeron eatonii var. sonnei M. S. Taylor 1982-7-8 4801 Plumas On Ramelli Ranch, s side of Feather River, ca. 1 mi sw of Beckwourth 1487 Comment
  CAS-BOT-BC300468  Erigeron filifolius L. P. Janeway; Laurie Lamm 1992-7-21 4271 Plumas Plumas National Forest, Beckwourth Ranger District. About 1.7 mi east-southeast of Dotta Neck, ca 1.7 mi northwest of Reconnaissance Peak. Above end of Road 24N91Y 2103 Comment
  CAS-BOT-BC300840  Erigeron glacialis var. glacialis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54104 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CAS-BOT-BC300838  Erigeron glacialis var. glacialis Rimo Bacigalupi; Aldo Bacigalupi 1952-8-19 3950 Plumas Mt. Elwell region, about 1 1/2 mi. north of the Sierra County boundary 1981 Comment
  CHSC61914  Erigeron inornatus var. inornatus Lowell Ahart 1993-9-24 7266 Plumas On the east side of Cleghorn Bar Road, near Monitor Flat, about 3 miles north-west of Pilot Peak. 1828 Comment
  CHSC92171  Erigeron inornatus var. inornatus Lowell Ahart; John Dittes 2005-9-20 12456 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  UCSB16064  Erigeron lassenianus Breedlove, Dennis 1962-6-12 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  RSA540087  Erigeron lassenianus Walter Knight, Irja Knight, John Thomas Howell, Gordon H. True 1969-7-24 2454 Plumas Butterfly Creek Canyon. Butterfly Botanical Area and vicinity 991 Comment
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  CAS-BOT-BC295484  Erigeron lassenianus var. lassenianus John Thomas Howell; Gordon H. True 1967-7-11 43278 Plumas 2 miles from Quincy Junction on road to Mt. Hough 1219 Comment
  CAS-BOT-BC295485  Erigeron lassenianus var. lassenianus John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2454 Plumas Butterfly Botanical Area and vicinity. Butterfly Creek Canyon 990 Comment
  RSA516610  Erigeron peregrinus R. C. Bacigalupi, Aldo Bacigalupi 1952-8-19 3950 Plumas Meadow at end of road and beginning of trail to Long Lake, Mt. Elwell region, about 1.5 miles N of Sierra County border 1982 Comment
  CHSC61781  Erigeron petrophilus var. sierrensis Lowell Ahart 1993-9-10 7225 Plumas Near the west side of the South Fork of the Feather River, on the north side of the dirt road, about 1 (air) mile south-west of Pilot Peak. 2072 Comment
  CHSC61908  Erigeron petrophilus var. sierrensis L. P. Janeway 1993-7-15 4443 Plumas Plumas National Forest. Flat on top of saddle between Bean Creek (a tributary of upper Spanish Creek) and Berry Creek (a tributary of East Branch North Fork Feather River). 1569 Comment
  CHSC82079  Erigeron petrophilus var. sierrensis L. P. Janeway; B. Castro 2001-6-22 7369 Plumas Northern High Sierra Nevada. On low peak along ridge between Frenchman Hill and the northwest end of Red Mountain. 1798 Comment
  CDA14741  Erigeron pumilus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3283 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  CAS-BOT-BC300123  Erigeron pumilus var. intermedius Thomas H. Kearney 1944-8-14 154 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC300126  Erigeron pumilus var. intermedius Lewis S. Rose 1955-7-19 55151 Plumas Vinton 1505 Comment
  JEPS102801  Erigeron pumilus var. intermedius Lowell Ahart 2001-8-29 9234 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC216233  Eriodictyon californicum Lowell Ahart 1981-6-25 2883 Plumas 1 mile north of Nelson Creek, about 16 miles northeast of La Porte 1700 Comment
  UCD119244  Eriodictyon californicum Donna Allen 1977-4-21 s.n. Plumas Yerba Santa. Mountain balm. 762 Comment
  UCD119305  Eriodictyon lobbii John Thomas Howell 1960-7-24 35993 Plumas Kelly Camp, just south of Lassen Park. 1615 Comment
  SEINET10479800  Eriogonum douglasii var. douglasii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3857 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  SEINET10479801  Eriogonum douglasii var. douglasii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3858 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
  SEINET3859972 Image available Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service Roads 28N01 and 28N70 on flat W of highway, 11.9 air mi NNW of Beckwourth.; 0 1707 Comment
  SEINET5329131  Eriogonum douglasii var. meridionale W. Harnach, N. Harnach 1989-5-27 119 Plumas Sierra Valley; Turnoff of Marble Lane and Co. Rd. A-23 1490 Comment
  SJSU15164  Eriogonum douglasii var. meridionale N. A. Hopkins 1993-6-16 1725 Plumas by Beckwourth-Janesville Rd c. 0.25 mi N of turn to Dixie Valley 1524 Comment
  CAS-BOT-BC246533  Eriogonum elatum var. elatum Lewis S. Rose 1934-7-23 34421 Plumas Chilcoot, Sierra Valley 1522 Comment
  CAS-BOT-BC246536  Eriogonum elatum var. elatum John Thomas Howell; Gordon H. True 1973-7-31 50118 Plumas Summit ridge of Thompson Peak, Diamond Range 2133 Comment
  CHSC34736  Eriogonum elatum var. elatum M. S. Taylor 1981-7-13 4004 Plumas Ramelli Ranch, e side, s of Feather River, ca. 2 mi ese of Beckwourth. 1463 Comment
  CDA909  Eriogonum gracile var. gracile D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .278 Plumas On route 70 W of Storrie on sunny south-facing cliff Comment
  CHSC107474  Eriogonum lobbii L. P. Janeway; Peter Zika 2011-8-6 10630 Plumas Northern High Sierra Nevada. Plumas National Forest; on top of the serpentine ridge on southest side of Quincy-La Porte Road, 1.4 air km northwest of Pilot Peak. 2015 Comment
  CHSC25499  Eriogonum lobbii L. Ahart 1977-8-2 Plumas Ca. 1 mi w of Pilot Pk., which is ca. 15 mi ne of La Porte. 2000 Comment
  CAS-BOT-BC259390  Eriogonum luteolum Lewis S. Rose 1932-9-4 32601 Plumas Portola 1371 Comment
  CAS-BOT-BC267331  Eriogonum luteolum var. pedunculatum John Thomas Howell 1951-6-26 27541 Plumas Feather River Canyon, Sierra Nevada 853 Comment
  CAS-BOT-BC267329  Eriogonum luteolum var. pedunculatum Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Indian Valley Road near Crater Nat'l. Park Comment
  UC1075707  Eriogonum marifolium Robert J. Weatherby 1955-6-22 1539 Plumas Spanish Peak 2133 Comment
  SEINET10479456  Eriogonum nudum Mary Susan Taylor 1981-7-27 Taylor 4125 Plumas T25N R12E SE 1/4 & c 10. Babcock Peak. In granite gravel embankment, N side of Beckworth Genesse Rd, ca. 7 air mi E of Genesse. 5400 ft. 1646 Comment
  CHSC80858  Eriogonum nudum var. deductum Lowell Ahart; Vernon H. Oswald 2001-7-11 8893 Plumas Along the northeast trail from the dirt road to Homer Lake, about 5 1/2 miles (air) north of Greenville, about 5 1/2 miles (air) east of Lake Almanor. 2042 Comment
  UCSC009457  Eriogonum nudum var. deductum Lowell Ahart 1994-10-19 7566 Plumas Near Boulder Creek, Granite Basin 1615 Comment
  CAS-BOT-BC261591  Eriogonum nudum var. nudum Mrs. A. L. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  CHSC62153  Eriogonum nudum var. nudum L. P. Janeway 1993-7-31 4485 Plumas Plumas National Forest. Along Cascade Road 0.6 mi north of Fall River crossing; between Mineral Springs Ravine and Dark Canyon. Road cutbank. 1066 Comment
  UC54211  Eriogonum nudum var. nudum H. M. Hall and E. B. Babcock July, 1903 4437 Plumas Indian Valley Sierra Nevada Mountains, Indian Valley 1097 Comment
  CAS-BOT-BC261588  Eriogonum nudum var. nudum Gladys L. Smith 1976-6-7 4561 Plumas Rte. 70, 20 miles east of Quincy 1524 Comment
  CAS-BOT-BC261597  Eriogonum nudum var. nudum L. W. Swift 1934-7-2 88 Plumas Plumas National Forest. Elizabethtown 1097 Comment
  CHSC37702  Eriogonum nudum var. oblongifolium M. S. Taylor 1982-8-30 5075 Plumas Along 27N11, ca. 1 mi ne of Taylor Lake, ca. 7 air mi ne of Taylorsville. 1920 Comment
  UCR123518  Eriogonum nudum var. pubiflorum George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6872 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  POM319186  Eriogonum pedunculatum Patricia Wilder 1971-6-21 5134 Plumas 2.8 mi north of California State Hwy 70 on Prattville-Butt Reservoir Road between Belden and Caribou. Cascade - Sierra Nevada Mtn. Range. Drainage Area: Feather River North Fork. 762 Comment
  CAS-BOT-BC269949  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas Side of Mt. Elwell, Lakes Basin Area 2225 Comment
  CAS-BOT-BC269958  Eriogonum spergulinum var. reddingianum F. Thos. Griggs 1975-1-1 202 Plumas Bucks Lake area 2133 Comment
  POM180954  Eriogonum spergulinum var. reddingianum A. A. Heller, P. B. Kennedy 1907-7-11 s.n. Plumas Prattville. Comment
  SJSU14465  Eriogonum spergulinum var. reddingianum N. A. Hopkins 1990-7-1 1624 Plumas 17.2 mi N of Beckwourth on Beckwourth-Genessee Rd 1584 Comment
  CDA22680  Eriogonum umbellatum var. ahartii Vernon H. Oswald & Lowell Ahart 1998-8-11 9486 Plumas Oroville-Quincy Highway west of Meadow Valley, 0.1 mile west of Silver Lake Road. 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
  JEPS114530  Eriogonum umbellatum var. modocense Lowell Ahart 2008-8-13 15192 Plumas On and around rocks. about 100 yards north of Kenzie Ravine and the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte 1598 Comment
  CAS-BOT-BC265163  Eriogonum umbellatum var. nevadense Anna Head 1921-6-21 s.n. Plumas Rocks above Campbell Springs, Feather River Region Comment
  CAS-BOT-BC265166  Eriogonum umbellatum var. nevadense Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  CHSC80861  Eriogonum umbellatum var. nevadense Lowell Ahart; Vernon H. Oswald 2001-7-11 8895 Plumas Large outcrop southwest of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville, about 5 1/2 miles (air) east of Lake Almanor. 2042 Comment
  CHSC77060  Eriogonum umbellatum var. polyanthum L. P. Janeway 1996-8-9 5063 Plumas At eastern end of Red Mountain, about 2 mi south of Haskins Valley; on west side of Road 18 at junction with Road 23N69. 1792 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
  SBBG28268  Eriogonum ursinum A. A. Heller 1938-7-2 Plumas 5 mi E of Quincy 1097 Comment
  UC584345  Eriogonum ursinum G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2240 Plumas n Engelmine (sw slope and ridge crest Red Rock); Red Rock Comment
  UC912774  Eriogonum ursinum Anna Head 1920-4-1 Plumas Lake Center Camp Feather River Region, Lake Center Camp Comment
  CAS-BOT-BC262257  Eriogonum ursinum L. P. Janeway 1993-7-28 4478 Plumas Plumas National Forest, Greenville Ranger District. Along steep north-trending ridge south of a bend in Ward Creek; along and down-ridge from mining access road 2.2 mi southeast of Genesee Valley 1341 Comment
  RSA766451  Eriogonum ursinum Joseph A. Ewan 1934-6-26 8287 Plumas Frazier Creek Falls, Gold lake road 1829 Comment
  SEINET10479577  Eriogonum ursinum Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3825 Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  UC6511  Eriogonum ursinum Lemmon Sept. 1878 Plumas Mohawk and Indian Valleys Comment
  CHSC36194  Eriogonum ursinum var. ursinum M. S. Taylor 1982-7-21 4898 Plumas Summit of Little Volcano, ca. 5 mi se of Quincy. 1767 Comment
  CHSC40865  Eriogonum vimineum K. R. Stern 1985-6-25 8215 Plumas Vicinity of Blairsden. 1371 Comment
  CHSC57126  Eriogonum vimineum L. P. Janeway 1991-8-4 4132 Plumas Plumas National Forest Beckwourth Ranger District Coyote Compartment. Along Beckwourth-to-Laufman Road (near district boundary) on the west side of Dixie Creek. 1676 Comment
  CHSC84444  Eriogonum vimineum Lowell Ahart; John Dittes 2003-8-8 10485 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  JEPS88532  Eriophorum gracile Vernon H. Oswald and Lowell Ahart 1996-7-15 8049 Plumas at n. end of Lake Almanor (Last Chance Marsh, just s. of Last Chance Campground on Forest Rd. 28N11); High Cascade Range, Last Chance Marsh 1371 Comment
  CHSC62148  Eriophyllum lanatum var. grandiflorum L. P. Janeway 1993-7-22 4472 Plumas Plumas National Forest. Along the Pipeline Road 3.3 mi northwest of Lower Bucks Lake dam. 1584 Comment
  CAS-BOT-BC308263  Eriophyllum lanatum var. integrifolium M. S. Taylor 1981-7-6 3965 Plumas S side of 24N02Y ca. 1/2 mi. W of N tip of Frenchman Lake, ca. 13 air mi. NW of Chilcoot 1767 Comment
  CAS-BOT-BC308266  Eriophyllum lanatum var. integrifolium Lewis S. Rose 1934-7-23 34412 Plumas Chilcoot, Sierra Valley 1522 Comment
  CHSC48158  Eriophyllum lanatum var. integrifolium Vernon Oswald 1986-7-10 2188 Plumas LaPorte-Quincy Rd. at S. Fork of Feather R. 1965 Comment
  CHSC67752  Eriophyllum lanatum var. integrifolium Lowell Ahart 1977-6-20 X 1434 Plumas Mountain side, one-half mile northeast of the Feather Fork Mine, about 6 miles north of La Porte. 1645 Comment
  CHSC71632  Eriophyllum lanatum var. integrifolium Vernon H. Oswald; Lowell Ahart 1998-8-11 9490 Plumas Slope on the south side of Onion Valley on the Quincy-La Porte Rd. (County Rd. 511) northwest of Pilot Peak. 1920 Comment
  UCD132226  Eriophyllum lanatum var. integrifolium N. Hopkins 1973-6-19 553 Plumas Sierra Valley. Comment
  SEINET10475143  Eriophyllum lanatum var. integrifolium Mary Susan Taylor 1981-7-22 Taylor 4108 A Plumas T24N R11E nw 1/4 nw 1/4 sec 5. Spring Garden quad. Slope of hill, ca. 1/4 mi S of 26N21, ca. 0.5 mi W of Pine Creek Valley, ca. 7 air mi N of Spring Garden. 2316 Comment
  SEINET8687310 Image available Eriophyllum lanatum var. integrifolium A. A. Heller, P. B. Kennedy 1907-7-2 8687 Plumas Between Vinton and Beckwith [Beckwourth] Comment
  UCD97453  Erodium cicutarium Albert Grigarick 2010-5-11 243 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.5 mi. 1483 Comment
  SJSU12240  Eryngium alismifolium N. A. Hopkins 1982-7-29 1107 Plumas by Marble Hot Springs Rd in NW corner Sierra Valley, 4 mi SSE of Beckwourth 1493 Comment
  SEINET11991662  Erysimum asperum Unknown 1968-1 s.n. Plumas 41 mi NE of Oroville, beside Hwy 70 Comment
  CAS-BOT-BC54323  Erysimum capitatum Anna Head 1920-6-9 s.n. Plumas Feather River Region. Camp Badgers. 701 Comment
  CAS-BOT-BC54321  Erysimum capitatum Gladys L. Smith 1976-6-7 4579 Plumas Small creek ford at top of grade after crossing bridge over Middle Fork Feather River. 1280 Comment
  SEINET10973587  Erysimum capitatum Mary Susan Taylor 1981-5-10 Taylor 3663 A Plumas T26N R12E nw sec 32. Genesee Valley quad.In loose decomposed granite gravel, N side of Genesee Valley Rd, ca. 2 mi E of its jct with Beckwourth Pass turnoff and Flournoy Bridge; overlooking Plumas Lbr. Co, ca. 5 mi E of Genesee. 4200 ft. 1280 Comment
  CHSC110265  Erysimum capitatum var. capitatum L. P. Janeway 2012-6-2 10854 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CAS-BOT-BC55104  Erysimum perenne W. W. Wagner 1919-6-29 294 Plumas Grizzley Ridge. 1981 Comment
  CHSC101866  Erythranthe breweri Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15901 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  RSA0123900  Erythranthe willisii J. T. Howell 1951-6-26 27540 Plumas Feather River Canyon; Sierra Nevada. 854 Comment
  JEPS61869  Erythronium purpurascens Esther C. Fritz 1933-7-4 Plumas Spanish Peak 2133 Comment
  SD6486  Erythronium purpurascens Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  UC337904  Erythronium purpurascens J. G. Lemmon Aug. 1875 Plumas Comment
  CAS-BOT-BC505251  Erythronium purpurascens Mary Strong Clemens 1920-4-3 s.n. Plumas Unspecified Comment
  CAS-BOT-BC176959  Eucephalus breweri J. Semple; S. Heard 1986-8-13 8417 Plumas [LaPorte] La Porte Rd., 2 mi. E of [LaPorte] La Porte, at turnoff to Quincy Comment
  CAS-BOT-BC310383  Eucephalus breweri Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC310386  Eucephalus breweri M. S. Taylor 1981-7-17 4032 Plumas Bear Lakes trail in Lakes Basin; ca. 1/2 mi s of jct of trail to Gold Lake Lodge, ca. 6 air mi s of Mohawk 1981 Comment
  SD46744  Eucephalus breweri Robert J. Weatherby 1950-8-11 1519 Plumas Mt. Elwell, Lakes Basin Area. 2285 Comment
  CHSC102109  Eurybia integrifolia Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16211 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  CHSC78982  Eurybia integrifolia M. S. Taylor 1982-9-8 5119 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 14 mi S of Greenville. 1371 Comment
  CHSC92167  Eurybia integrifolia Lowell Ahart; John Dittes 2005-9-19 12378 Plumas On the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  CAS-BOT-BC413892  Fallopia convolvulus John Thomas Howell 1967-6-23 42693 Plumas Butterfly Valley 1066 Comment
  CHSC53179  Festuca idahoensis L. P. Janeway 1989-6-30 3439 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  CHSC72473  Festuca idahoensis L. P. Janeway 1998-6-24 5683 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  CDA34165  Festuca occidentalis L. Ahart, J. Dittes 2009-7-14 16063 Plumas On the east side Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. Comment
  JEPS114916  Festuca occidentalis Lowell Ahart 2008-7-16 15073 Plumas Forest floor, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  JEPS116066  Festuca occidentalis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15862 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  RSA699249  Festuca occidentalis L. Ahart, John Dittes, Josephine Guardino 2004-6-6 11004 Plumas On the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1518 Comment
  CAS-BOT-BC279018  Festuca rubra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54121 Plumas Quincy 1036 Comment
  CDA14656  Festuca rubra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3086 Plumas east of Lariat Lodge, Highway 70/89, East Quincy. 1036 Comment
  CHSC76157  Festuca rubra G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13264 Plumas Sierra Nevada-Plumas National Forest. In vicinity of headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2050 Comment
  JEPS104053  Festuca subulata Lowell Ahart 2003-8-13 10506 Plumas On the e side of Hopkins Creek, ca 1/8 mi south of where Hopkins Creek forks, sw of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain, ca 10 1/2 mi (air) ne of La Porte. 1524 Comment
  CAS-BOT-BC459444  Fragaria virginiana subsp. platypetala Ella Dales Cantelow 1938-7-4 2307 Plumas Drakesbad Comment
  UCD112555  Frangula californica Robbins; Raynor 1943-6-1 s.n. Plumas near Belden, Feather River Canyon. Comment
  CAS-BOT-BC63010  Frangula californica subsp. crassifolia John Thomas Howell 1951-8-19 28167 Plumas Rich Bar. 792 Comment
  CAS-BOT-BC55679  Frangula purshiana John Thomas Howell 1951-6-27 27617 Plumas Jamison Creek 1828 Comment
  CAS-BOT-BC55689  Frangula purshiana M. S. Taylor 1982-7-22 4902 Plumas Bucks Lake NE quad. across Wapaunsie Creek, 0.8 mi n of jct of snake Lake Rd, and Bucks Lake Rd, 1447 Comment
  CHSC21099  Frangula purshiana F. T. Griggs; A. Pass 1975-7-3 72 Plumas Buck's Lake. N of Grizzly Forebay. Comment
  UCD112834  Frangula purshiana J. M. Tucker 1948-7-25 1746 Plumas above mine of United Mining Co., Pinchard Creek, southwest side of Camel Peak. Comment
  CHSC98748  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-15 9194 Plumas Northern High Sierra Nevada. Granite Basin, along Little North Fork Middle Fork Feather River near the Road 18 bridge. Riparian strip along edges of creek. 1381 Comment
  CHSC98925  Frangula purshiana subsp. annonifolia L. P. Janeway; B. Castro 2007-8-18 9198 Plumas Northern High Sierra Nevada. Along Caribou Road and North Fork Feather River 4.5 road km north of Hwy 70. Along the creek edge. 759 Comment
  HSC99902  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2004-9-13 12056 Plumas Plumas National Forest. 1220 Comment
  CHSC97801  Frangula purshiana subsp. ultramafica L. P. Janeway; Chris Christofferson, Erin Brandy 2007-10-3 9215 Plumas Northern High Sierra Nevada. Top of Red Hill. 1929 Comment
  JEPS113884  Frangula purshiana subsp. ultramafica L. P. Janeway 2007-5-20 8982 Plumas Northern High Sierra Nevada; Top of Red Hill 1929 Comment
  CHSC58035  Frangula rubra Vernon H. Oswald; Lowell Ahart 1992-6-2 4972 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. 1795 Comment
  UC650346  Frangula rubra E. Fritz 1939-6-18 Plumas North Fork of Spanish Creek Comment
  HSC101685  Frasera albicaulis Dillon North Davis 2013-6-11 22 Plumas 16.3 miles south on FS Road 25N17 from intersection with Highway 70. 1496 Comment
  UC333405  Fritillaria atropurpurea unknown 1889-5-25 Plumas Mohawk Valley Comment
  CAS-BOT-BC508205  Fritillaria atropurpurea Walter D. Bliss 1908-5-20 s. n. Plumas Near Quincy 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
  CHSC23315  Fritillaria recurva Gary Wallace; L. DeBuhr 1972-5-21 1059 Plumas Ca. 1.5 mi east of junction of Hwys. 89 and 70 north of Graeagle. Comment
  UCR60739  Galium aparine B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0959 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  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
  CHSC43364  Galium bifolium Lowell Ahart 1975-7-20 910 Plumas West of Bunker Hill Creek, about 1mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CDA14666  Galium bolanderi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3106 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC20987  Galium bolanderi F. T. Griggs; A. Pass 1975-7-12 175 Plumas Buck's Lake Forest Service Survey. Comment
  SEINET10902546  Galium bolanderi Mary Susan Taylor 1981-8-19 Taylor 4221 Plumas California: T23N R11E ne 1/4 of se 1/4 sec 17. Blue Nose Mt quad. S side of road 2310, 0.1 mi E of Bell Creek, ca. 1.5 mi W of Sloat. Plumas County. 4500 ft. 1372 Comment
  JEPS6710  Galium bolanderi W. L. Jepson 1939-7-31 19290 Plumas w Meadow Valley 1524 Comment
  UCSB27409  Galium bolanderi Kunze, G. 1971-6-6 Plumas California 89, 5 miles south of Canyon Dam. 1188 Comment
  SD6280  Galium boreale Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadows Comment
  CHSC62496  Galium grayanum var. grayanum L. P. Janeway 1993-8-5 4504 Plumas Plumas National Forest, La Porte Ranger District. Along Quincy-La Porte Road (Rd 511) 0.4 mi southwest of Onion Valley Creek crossing; ca 1.3 mi northwest of Pilot Peak. 1895 Comment
  JEPS95834  Galium grayanum var. grayanum Lowell Ahart 1999-7-15 8093 Plumas about 50 yards east of the Quincy La Porte Road; about 3/4 mile south of Onion Valley; about 1 mile northwest of Pilot Peak; about 9 miles (air) northeast of La Porte 1828 Comment
  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
  CHSC102748  Galium trifidum var. pacificum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16151 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam. 1606 Comment
  SD71034  Galium triflorum Walter Knight, Irja Knight, John Thomas Howell 1966-7-27 1556 Plumas slope near mouth of Butterfly Creek 1036 Comment
  CAS-BOT-BC144398  Garrya fremontii R. F. Thorne; C. W. Tilforth 1969-9-6 39220 Plumas Yellow pine forest c. 2.5 mi. S of Graeagle on Gold Lake Road 1645 Comment
  CAS-BOT-BC169851  Garrya fremontii C. Hart Merriam 1906-10-1 s.n. Plumas Quincy Comment
  CAS-BOT-BC169857  Garrya fremontii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54373 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  UC1122702  Garrya fremontii C. G. Albertus 1935-7-22 226 Plumas 3.75 mi sw Lovejoys; Plumas National Forest, Downieville Quad. 1767 Comment
  UC1563278  Garrya fremontii Lowell Ahart 1990-10-14 6633 Plumas about 2.5 mi w (air) Finger Board (abou .12 mi s of Cleghorn Bar Road) 1767 Comment
  UCD40411  Garrya fremontii Rodney Gale Myatt 1971-6-13 752 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  UCR123373  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6880 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  UCR17018  Gayophytum diffusum subsp. parviflorum Harlan Lewis, M. Lewis 1962-8-15 1521 Plumas About 2 mi SW of Blairsden. 1373 Comment
  RSA0105478  Gayophytum heterozygum Lowell Ahart 2014-9-9 19848 Plumas On the west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1074 Comment
  UC1122564  Gayophytum heterozygum G. T. Nordstrom 1934-7-10 214 Plumas 2 mi sw Gravel Range; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CHSC24224  Gayophytum humile D. Brink; L. Mayer 1975-7-3 Plumas Buck's Lake. Comment
  SEINET10453077  Gayophytum humile Mary Susan Taylor 1982-6-28 Taylor 4757 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CHSC62152  Gayophytum racemosum L. P. Janeway 1993-7-21 4467 B Plumas Plumas National Forest. Southwest side of Red Clover Valley, 0.9 mi southeast of Clover Valley Ranch; 200 ft south of the Beckwourth-Genesee Road along logging spur 24N66X. 1685 Comment
  RSA60245  Gayophytum racemosum E. K. Balls 1950-9-2 15638 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  CHSC115746  Gentiana calycosa L. P. Janeway 2015-8-3 11817 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 4.9 road-km north of Oroville-Quincy Hwy and Grizzly Summit; 1.6 air-km north-northeast of Grizzly Summit. 1596 Comment
  CHSC81788  Gentiana newberryi var. tiogana Lowell Ahart 2001-10-16 9390 Plumas South of the Darlingtonia Bog and east of the dirt road, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1112 Comment
  CHSC43375  Gentianopsis simplex Lowell Ahart 1979-8-16 2018 Plumas In a bog, 300 feet east of Ohio Ravine, about 2 1/2 miles south of Grizzly Mountain. 1584 Comment
  HSC8441  Gentianopsis simplex W. R. Rogers 1966-8-27 202 Plumas Flortine Can. Comment
  CHSC21209  Geum macrophyllum F. T. Griggs; A. Pass 1975-8-1 284 Plumas Buck's Lake. Comment
  CHSC42795  Geum macrophyllum L. P. Janeway 1984-7-13 910 Plumas SW of Bucks Lake and near Grizzly Creek campground. At edge of small pool in a meadow. 1584 Comment
  CHSC63164  Geum macrophyllum Lowell Ahart 1994-6-17 7352 Plumas On the edge of a meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  CAS-BOT-BC459559  Geum macrophyllum Lowell Ahart 1976-7-7 s.n. Plumas At camp on Cold Water Creek; Sierra Nevada 1524 Comment
  JEPS28493  Geum macrophyllum George W. Gillett 1957-7-17 806 Plumas upper Willow Lake Meadow, near the east inlet Willow Lake Meadow; Lassen Volcanic National Park, Willow Lake Meadow 1661 Comment
  CDA19269  Geum triflorum G. D. Barbe, T. C. Fuller 1982-6-17 3840 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  UC1583953  Gilia capitata subsp. capitata G. Schoolcraft 1990-6-4 2068 Plumas about 1 mi w Crescent Mills; w of Crescent Mills 1463 Comment
  SEINET10496753  Gilia leptalea Mary Susan Taylor 1982-7-8 Taylor 4797 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
  JEPS113652  Gilia leptalea subsp. bicolor Lowell Ahart, Josephine Guardino 2007-7-21 14381 Plumas Bottom of a small drying stream, about 60 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  CAS-BOT-BC123820  Githopsis latifolia A. L., Mrs. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  CAS-BOT-BC283873  Glyceria borealis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1396 Plumas Butterfly Botanical Area and Vicinity. On E side of marsh 1097 Comment
  SEINET7297650 Image available Glyceria borealis John Thomas Howell 1961-1 36953 Plumas Feather River bed, Portola 1478 Comment
  CAS-BOT-BC283876  Glyceria borealis John Thomas Howell; Gordon H. True 1968-6-10 44558 Plumas Quincy. Spanish Creek at Gansner Grove 1036 Comment
  CAS-BOT-BC282694  Glyceria elata Lowell Ahart 1980-10-6 2670 Plumas 1/2 mile west of Fowler Pk., Sierra Nevada 1700 Comment
  JEPS76218  Glyceria elata W. L. Jepson 1939-7-30 19280 Plumas between Fales Hill and Chaparral Hill (Spanish Creek headwaters); Spanish Creek 1584 Comment
  CAS-BOT-BC282695  Glyceria elata George W. Gillett 1957-7-18 828 Plumas Willow Lake, Lassen Volcanic National Park 1661 Comment
  CDA17259  Gnaphalium palustre G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16286 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CHSC62094  Gnaphalium palustre L. P. Janeway 1993-8-14 4528 Plumas Plumas National Forest. Along Road 24N29Y, ca 0.2 mi north of Haskins Creek and ca 1.6 mi southeast of Bucks Lake. Edge of dirt road adjacent to a seep. 1691 Comment
  CHSC97576  Gnaphalium palustre Lowell Ahart; John Dittes 2007-6-16 14084 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS102560  Gnaphalium palustre Lowell Ahart 2001-10-16 9369 Plumas On the north side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  JEPS102799  Gnaphalium palustre Lowell Ahart 2001-8-29 9246 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS110531  Gnaphalium palustre Lowell Ahart 2006-10-23 13475 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  JEPS113565  Gnaphalium palustre Lowell Ahart, John Dittes 2007-6-16 14084 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  SD9074  Gnaphalium palustre Mrs. R. M. Austin 1880-1 Plumas Big Meadows. 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
  POM43599  Gratiola virginiana Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC84531  Grindelia nana John Dittes 2003-8-8 2003 -91 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
  RSA724907  Grindelia squarrosa 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
  SEINET10832622  Hackelia Mary Susan Taylor 1981-7-22 Taylor 4101 Plumas T24N R11E sw sec 9, Spring Garden quad. In Red Fir Forest; E side of 26N21- Grizzly Peak Rd, just S of Argentine Lookout turnoff, ca. 5 air mi N of Spring Garden. 6900 ft elev. 2103 Comment
  CAS-BOT-BC231131  Hackelia amethystina Johnnie L Gentry, Jr. 1968-6-20 2072 Plumas Mount Hough, 7.9 miles NE of Quincy on Mount Hough-Crystal Lake Road 1874 Comment
  JEPS115790  Hackelia californica Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15906 Plumas About 100 yards west of Lake Almanor Dam 1421 Comment
  HSC22977  Hackelia micrantha John Pratt 1970-6-30 58 Plumas Humboldt Summit Comment
  POM126236  Hackelia micrantha H. M. Hall 1912-7-11 9344 Plumas Long Lake. Comment
  UC1063914  Hackelia micrantha E. Sawyer 1935-6-27 176 Plumas 3.7 mi n of Hawke; Plumas National Forest 1676 Comment
  JEPS55561  Hackelia nervosa Esther C. Fritz 1933-7-4 Plumas on summit & slopes Spanish Peak 2133 Comment
  SBBG21835  Hastingsia alba D. Myrick 1964-7-20 886 Plumas near Willow Lake, S of Drakesbad 1981 Comment
  SEINET3365756 Image available Hastingsia alba Marcus E. Jones 1897-7-3 Plumas Pratville Comment
  CAS-BOT-BC508332  Hastingsia alba Alice Eastwood 1927-6-13 14556 Plumas Forest Lodge, Greenville Comment
  RSA718796  Hazardia whitneyi L. P. Janeway 2006-9-20 8885 Plumas Northern High Sierra Nevada. Along dirt road 0.3 km SE of American House and Challenge-La Porte Road. 1420 Comment
  RSA768851  Hazardia whitneyi var. whitneyi L. Ahart 2008-9-10 15389 Plumas About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy La Porte Road, about 9.5 air miles northeast of La Porte. 1900 Comment
  RSA59675  Helenium bigelovii E. K. Balls 1950-9-9 15745 Plumas West of Lakes Center Public Campground at south end of small lake. 2043 Comment
  CAS-BOT-BC314788  Helianthella californica var. nevadensis Anna Head 1920-7-29 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC314791  Helianthella californica var. nevadensis Catherine Best 1983-8-29 870 Plumas Lakes Basin Campground, Sierra Nevada 1920 Comment
  CHSC66614  Helianthella californica var. nevadensis Vernon H. Oswald; Lowell Ahart 1996-7-15 8027 Plumas High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. 1371 Comment
  CAS-BOT-BC314797  Helianthella californica var. nevadensis Mrs. A. H. Rodda 1932-7-1 s.n. Plumas Gold Lake Comment
  CAS-BOT-BC305538  Helianthus bolanderi Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  UCR123675  Helianthus bolanderi George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6867 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  UCR61935  Helianthus bolanderi D. F. Howe 1959-8-3 2783 Plumas 41 mi north of Quincy on 89, west of Lake Alamanor 1372 Comment
  CAS-BOT-BC305540  Helianthus bolanderi Rimo Bacigalupi; J. R. Sweeney; G. Bacigalupi, Jr. 1953-8-31 4345 Plumas Road from Greenville to Indian Agency, Indian Valley, about 2 miles east of Greenville 1005 Comment
  CAS-BOT-BC305667  Helianthus exilis C. R. Quick 1947-8-7 47 -74 Plumas Along highway # 89, 2 mi. W of Almanor Inn. Lake Almanor Comment
  SD6703  Heliotropium curassavicum var. oculatum Mrs. R. M. Austin Aug 1894 Plumas Banks of Pitt River above Alturas Comment
Read comments
May 14 2014
  CAS-BOT-BC313431  Hemizonella minima Mary Strong Clemens 1920-5-18 s.n. Plumas Greenville Comment
  CAS-BOT-BC315014  Hemizonella minima John Thomas Howell; Gordon H. True 1969-6-23 45826 Plumas On Middle Fork of Feather River at Nelson Point, Sierra Nevada 1249 Comment
  CAS-BOT-BC315015  Hemizonella minima John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-6-12 1962 Plumas Trestle Glen, Butterfly Botanical Area and Vicinity 1112 Comment
  CHSC58159  Hemizonella minima Vernon H. Oswald 1992-6-18 4993 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. Surrounding a small snow lake (not shown on map) slightly SW of rocky cliffs bordering the creek. 1633 Comment
  CAS-BOT-BC313429  Hemizonella minima David D. Keck 1932-7-3 1621 Plumas South side of Quincy, Northern Sierra Nevada 1249 Comment
  UC2016526  Hemizonella minima Richard Olmstead 1984-6-26 576 Plumas Roadside ca. 2 miles north of Engels Mine on Lights Creek Road. Comment
  UC480996  Hemizonella minima H. M. Hall 1912-6-29 9290 Plumas Spanish Peak 2133 Comment
  CDA18684  Hesperis matronalis G. D. Barbe, T. C. Fuller 1982-6-15 3686 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 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
  RSA38010  Hesperochiron californicus P. A. Munz 1947-5-16 11827 Plumas 8 miles north of Chilcoot. 1524 Comment
  CHSC34878  Hesperochiron pumilus M. S. Taylor 1981-5-8 3653 Plumas At junction of rds 26N18, 26N92 and 27N92, ca. 1/2 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  RSA114443  Hesperochiron pumilus E. K. Balls, Lee W. Lenz 1955-5-14 20718 Plumas 8.6 mi N of Canyon dam, on road from Greenville to Lake Almanor. 1402 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
  RSA795666  Hesperolinon micranthum L. Ahart 2012-7-1 18260 Plumas On the sides and in the gutter 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
  RSA189337  Hesperolinon micranthum L. S. Rose 1967-7-11 67158 Plumas Mt. Hough Road, 2 miles NE of Quincy Junction. 1220 Comment
  CHSC37013  Heterocodon rariflorum M. S. Taylor 1982-9-8 5114 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 4 air mi s of Greenville. 1371 Comment
  UC194083  Heterotheca oregona var. rudis Lemmon May 1878 Plumas Banks of Susan River Susan River 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
  SEINET5708822 Image available Heterotheca villosa var. minor Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7716 Plumas Chilcoot. Collected along Road 70, at Chilcoot.; Chilcoot 1544 Comment
  CAS-BOT-BC310938  Heterotheca villosa var. minor Margaret Williams; Emily McPherson 1974-7-23 74 -P-1 Plumas Near Chilcoot 1524 Comment
  CAS-BOT-BC312293  Heterotheca villosa var. minor John Thomas Howell 1951-8-20 28230 Plumas Vinton, Sierra Valley, Sierra Nevada 1524 Comment
  CDA7957  Heterotheca villosa var. villosa T. C. Fuller 1968-7-1 17320 Plumas 1 block north of Highway 70, Beckwourth. 0 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
  CAS-BOT-BC425156  Heuchera rubescens M. S. Taylor 1982-8-5 4933 Plumas Mt Hough summit on cliff above Crystal Lake, ca. 7 mi nne of Quincy. 2203 Comment
  CHSC36937  Heuchera rubescens var. glandulosa M. S. Taylor 1982-8-5 4933 Plumas Mt Hough summit on cliff above Crystal Lake, ca 7 mi nne of Quincy. 2203 Comment
  CAS-BOT-BC319610  Hieracium albiflorum Anna Head 1920-7-29 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  JEPS36572  Hieracium albiflorum Helen Mar Wheeler 1944-8-23 Plumas Cascade Creek Comment
  CHSC65341  Hippuris vulgaris Lowell Ahart 1995-10-1 7647 Plumas On the bottom of the drying pond, (reservoir washed out), Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  SD8402  Holodiscus discolor var. microphyllus Daniel Cleveland 1882-7-26 Plumas Big Meadows Comment
  CHSC64132  Holodiscus microphyllus var. glabrescens B. Castro; L. Hanson 1988-7-15 271 Plumas On top of Mt. Harkness, within 50 ft of lookout tower. 2452 Comment
  SACT001309  Hordeum brachyantherum Michael Baad 1976-8-7 Plumas 1 mile west of trailhead to Bear Lake to trailhead along road to Rubicon Springs from Lake Tahoe. 2011.0 Comment
  CAS-BOT-BC284647  Hordeum brachyantherum subsp. brachyantherum Mary S. Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CHSC35941  Hordeum brachyantherum subsp. brachyantherum M. S. Taylor 1982-6-28 4768 Plumas Drainage on n side of Feather River, ca. 1/4 mi w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth. 1487 Comment
  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
  UCD128409  Horkelia fusca Albert Grigarick 2012-7-8 327 Plumas Gray Eagle Trail. 50 yds NW of Grass Lake. 1925 Comment
  RSA59238  Horkelia fusca subsp. parviflora E. K. Balls 1950-8-31 15526 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1098 Comment
  CHSC114317  Horkelia fusca subsp. parviflora G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3149 Plumas Long Valley, 0.4 mile south of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  UCR123369  Horkelia fusca subsp. tenella George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6861 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  POM98576  Horkelia fusca subsp. tenella F. W. Peirson 1926-6-21 6794 Plumas Lake almanor, along N shore of Lake Comment
  UC711916  Horkelia fusca subsp. tenella Roxana S. Ferris and Laura Lorraine 1941-8-9 10423 Plumas near village; Lake Almanor Public Camp Comment
  CAS-BOT-BC537871  Horkelia fusca var. parviflora Anna Head 1921-8-15 s. n. Plumas Feather River Region: Lake Center Camp Comment
  RSA77983  Horkelia tridentata Verne Grant, Alva Grant 1948-6-13 8581 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  RSA113223  Horkelia tridentata subsp. flavescens E. K. Balls, Lee W. Lenz 1955-5-14 20709 Plumas 1.5 mi. n. of Greenville along road to Lake Almanor, Hwy. 89. 1128 Comment
  CAS-BOT-BC536278  Horkelia tridentata var. tridentata Walter Knight; Irja Knight 1968-6-18 2339 Plumas 7 miles west of La Porte 1341 Comment
  CAS-BOT-BC201085  Hosackia crassifolia Alice Eastwood 1927-6-17 14658 Plumas Long Valley, United States Forest Reserve Comment
  CAS-BOT-BC201084  Hosackia crassifolia G. E. D. 1876-1-1 s.n. Plumas Unspecified Comment
  UCD106148  Hosackia oblongifolia Tofsrud 1948-7-1 s.n. Plumas Between Quincy and R.R. Junction. Comment
  CHSC70261  Hosackia stipularis var. ottleyi B. Castro 1989-8-7 356 Plumas Ca 2.5 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south plank of Red Mtn. 1767 Comment
  CHSC60540  Hydrophyllum capitatum var. alpinum L. P. Janeway 1992-5-13 4173 Plumas Plumas National Forest. North side of Lake Davis and 950 ft. north of Rd 112, ca 7 mi northwest of the road to the dam. 1780 Comment
  UC1069093  Hydrophyllum capitatum var. alpinum E. Sawyer 1935-5-22 28 Plumas 1.25 mi ne Beckwith Butte; Plumas National Forest, Sierraville Quad. 1706 Comment
  CDA13408  Hydrophyllum occidentale G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13257 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  CDA18758  Hydrophyllum occidentale G. D. Barbe, T. C Fuller 1982-7-16 3758 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  JEPS103215  Hydrophyllum occidentale G. Schoolcraft 1989-7-3 1944 Plumas Diamond Mtns. between Diamond and Red Rock peaks 2194 Comment
  CAS-BOT-BC312844  Hymenoxys lemmonii Frank W. Peirson 1932-7-20 10356 Plumas Sierra Valley, probably Plumas County. North of Loyalton Comment
  SD130455  Hypericum anagalloides Walter Knight, Irja Knight, John Thomas Howell 1966-7-28 1641 Plumas Area north of Pond Reservoir Comment
  POM285804  Hypericum androsaemum Lyman Benson 1932-7-29 4003 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CAS-BOT-BC401439  Hypericum scouleri Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1686 Plumas Butterfly Botanical Area and Vicinity. In Sweetwater Meadow 1127 Comment
  CAS-BOT-BC88639  Idahoa scapigera John Thomas Howell 1975-6-16 51162 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  UC1123694  Ipomopsis aggregata C. W. Hanks 1934-8-31 67 Plumas hills ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle 1676 Comment
  SBBG123007  Ipomopsis congesta subsp. montana B. Ertter, G. Schoolcraft 1989-7-3 8663 Plumas Diamond Mtn peak, 7 air-mi S of Susanville 2316 Comment
  CAS-BOT-BC135741  Iris hartwegii Elmer I. Applegate 1934-5-3 8904 Plumas Near and north of Quincy Comment
  JEPS88859  Iris hartwegii subsp. pinetorum Carol A. Wilson 1992-5-18 92 -ph23 Plumas 6.5 mi before Canyon Dam (near Greenville, e of Lake Almanor on Hwy 89) 1097 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
  RSA135900  Iris tenuissima subsp. purdyiformis Lee W. Lenz 1954-5-8 19134 Plumas Camp Rogers [Rodgers] 762 Comment
  CAS-BOT-BC123370  Iris tenuissima var. purdyiformis E. P. Chace 1934-4-11 s.n. Plumas Camp Rodgers Comment
  RSA790593  Ivesia aperta James R. Shevock, Barbara Ertter 1986-7-20 11736 Plumas Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth. 1650 Comment
  CAS-BOT-BC137408  Ivesia aperta John Thomas Howell 1975-7-22 51379 Plumas Sierra Valley near Beckwourth 1493 Comment
  CAS-BOT-BC139768  Ivesia gordonii Mrs. E. C. Sutliffe 1918-7-1 s.n. Plumas Hawley Lake Comment
  SEINET10483373  Ivesia sericoleuca Mary Susan Taylor 1981-7-7 Taylor 3988 Plumas T25N R14E ne/sw sec 27. Crocker Mt quad. In Sagebrush Scrub on dry, sandy soil, on NE side of Beckwourth-Genesee Rd at its jct with Beckwourth-Milford Rd, in Squaw Valley, ca. 12 air mi N of Beckwourth. 5600 ft elev. 1707 Comment
  CHSC108029  Juncus acuminatus L. P. Janeway 2011-9-22 10740 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. Saturated ground at pond edges and where pond was earlier under water. 1468 Comment
  SBBG121594  Juncus articulatus L. Ahart 2006-10-23 13488 Plumas ca. 30 yards S of where the rd ends, ca. 20 yards N of the dam across Slate Crk, ca. 1/8 mi NE of Scales Rd, ca. 5.5 mi NE of Strawberry Valley 1281 Comment
  CHSC116383  Juncus balticus Sara M. Taylor; Scott Batiuk 2012-8-13 64 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd. intersection. On foot, cross to the north side of the river and head WNW. UTM zone 10, 4423080 N, 652386 E. 1890 Comment
  SJSU13952  Juncus balticus subsp. ater N. A. Hopkins 1985-7-26 1298 Plumas Marble Hot Springs Rd neare Marble Hot Springs, Sierra Valley 1524 Comment
  UCD108050  Juncus bufonius Tim Kuhn 2006-6-22 84 Plumas near Bagley Pass. Comment
  RSA718513  Juncus bufonius var. bufonius L. Ahart 2006-10-23 13489 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek., About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast of Strawberry Valley. 1282 Comment
  SEINET10472431  Juncus bufonius var. occidentalis Lowell Ahart 1985-7-11 Ahart 5134 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
  UCD102189  Juncus chlorocephalus Daniel Sanchez-Mata; Tomas Santamaria 2006-8-5 s.n. Plumas Quincy. Plumas National Forest. Blackhawk Road. Butterfly Valley Botanical Area. 1160 Comment
  RSA715680  Juncus confusus L. Ahart, Josephine Guardino 2005-8-9 12296 Plumas On the east side of Fant Creek, along the dirt road, about 50 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
  CHSC47549  Juncus ensifolius Lowell Ahart 1975-7-16 882 Plumas Along the edge of a small stream, 1 mile north of Little Grass valley Reservoir. 1828 Comment
  CHSC81174  Juncus ensifolius Lowell Ahart 2001-8-28 9193 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC97290  Juncus ensifolius Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14471 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
  JEPS115919  Juncus ensifolius Lowell Ahart, John Dittes 2009-7-27 16176 Plumas On dry to damp soil, about 5 yards northwest of the small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  RSA286271  Juncus ensifolius Robert F. Thorne 1974-7-30 45009 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  CAS-BOT-BC110110  Juncus hemiendytus var. abjectus Barbara Ertter; Jeffrey L. Strachan 1980-7-31 3891 Plumas East side Clover Valley on Beckwourth-Milford Road, Plumas National Forest. 1676 Comment
  CHSC80301  Juncus hemiendytus var. hemiendytus L. P. Janeway 1996-6-5 5005 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.9 mi west of the road to Calpine. 1487 Comment
  CHSC99809  Juncus hemiendytus var. hemiendytus Lowell Ahart 2008-7-9 15051 Plumas Bare gopher and mole mounds, basalt area, in a small meadow, about 20 yards east of the dirt road, about 1/4 mile east of the Feather Fork Mine, road is east of the main road and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte. 1686 Comment
  CHSC115846  Juncus howellii Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20427 Plumas Colony along the edge of Forest Service Road 29N18, near Blue Lake Trailhead and South Arm Rice Creek, 3.11 air-miles northeast of Morgan Mt., 3.54 air-miles west-southwest of Sifford Mt., 6.59 air-miles south-southeast of Lassen Peak. 1813 Comment
  CHSC99825  Juncus howellii Lowell Ahart 2008-8-14 15216 Plumas Scattered in the meadow, south of the road to Tamarack Flat, about 3/4 mile west of Lumpkin Ridge Road, about 5 miles (air) northwest of La Porte. 1725 Comment
  JEPS107922  Juncus howellii Lowell Ahart, John Dittes 2005-9-19 12422 Plumas Along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  JEPS114940  Juncus macrandrus Lowell Ahart 2008-8-14 15213 Plumas Meadow (swamp, bog), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 41/2 miles (air) north of La Porte 1597 Comment
  JEPS107932  Juncus nevadensis Lowell Ahart, John Dittes 2005-9-20 12428 Plumas On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  UC1100987  Juncus nevadensis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1377 Plumas just s Chester (at n end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  JEPS97390  Juncus occidentalis Lowell Ahart 1995-9-13 7628 Plumas E of Quincy La Porte Road, abut 1 mi NW of Pilot Peak N side of Onion Valley 1828 Comment
  CHSC65389  Juncus orthophyllus Lowell Ahart 1995-9-13 7629 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile northwest of Pilot Peak. 1828 Comment
  JEPS122102  Juncus oxymeris Lowell Ahart 2014-8-24 19759 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
  CHSC100047  Juncus saximontanus Lowell Ahart 2008-8-13 15160 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
  CHSC60065  Juniperus communis B. Castro; J. Jurewiez 1991-8-12 445 Plumas Ca. 3.5 air mi S of Bucks Lake and 0.1mi SE of Grizzly Mtn (=Red Mtn), along USFS Rd 23N69 ca 0.5 mi W of its jcn with USFS Rd 23N18. 1911 Comment
  RSA0115085  Juniperus communis Tim Hanson 2013-6-20 1 Plumas Northern High Sierra Nevada. On the south side of Coldwater Creek 0.8 km upstream from its confluence with the Little North Fork of the MIddle Fork of the Feather River. 1421 Comment
  CHSC83638  Juniperus occidentalis var. australis John Dittes 2002-8-8 2 -40 Plumas Northern High Sierra Nevada; Plumas National Forest, Table Mountain, ca. 1.5 air-miles south of Middle Fork Feather River, ca. 1.4 air-miles southwest of Dogwood Peak. 1853 Comment
  CHSC597  Kalmia polifolia subsp. microphylla R. Carter 1964-7-4 138 Plumas On S shore of Green Island L. where creek empties into lake. 1706 Comment
  NY786844  Keckiella breviflora var. glabrisepala L. S. Rose 1968-6-12 68110 Plumas Feather River Canyon, 4 miles west of Belden 609.6 Comment
  RSA293275  Keckiella lemmonii D. C. Michener 1980-8-5 3788 Plumas Northern Sierra Nevada. Along the North Fork of the Feather River 3.4 miles south of jct of CA 70 with CA 89. 900 Comment
  SBBG128286  Keckiella lemmonii L. Ahart, J. Dittes 2009-7-15 16099 Plumas NE of the power line, on the W side of Forest Service Rd 26N22, ca. 2.3 mi SE of Butt Valley Reservoir Dam 1517 Comment
  CHSC64133  Kelloggia galioides B. Castro; R. A. Schlising 1987-7-21 174 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42. 1539 Comment
  UCD121964  Kelloggia galioides F. H. Bolster 1912-8-31 s.n. Plumas Long Lake Valley. 1981 Comment
  UCR123523  Kelloggia galioides George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  CAS-BOT-BC273602  Koeleria pyramidata John Thomas Howell 1962-6-18 37779 Plumas Sierra Valley, near Beckwourth 1487 Comment
  CHSC59588  Kumlienia hystricula Sharol Lindenstein 1989-3-26 5 Plumas Plumas Nat'l Forest, Hwy 70, ca. 3.5 mi sw of Sugar Loaf Mt., 4 mi nw of Cresta Powerhouse. 701 Comment
  CAS-BOT-BC340353  Kyhosia bolanderi E. K. Balls 1950-9-9 15744 Plumas W. of Lakes Center Public Campground, about creek at south end of small lake, so. Plumas County 2042 Comment
  CAS-BOT-BC340356  Kyhosia bolanderi Anna Head 1921-8-14 s.n. Plumas Gray Eagle Meadow, Feather River Region Comment
  CAS-BOT-BC340414  Lactuca biennis John Thomas Howell 1973-7-9 49705 Plumas Near Indian Falls, Indian Creek 914 Comment
  CAS-BOT-BC340415  Lactuca biennis John Thomas Howell 1973-7-9 49705 Plumas Near Indian Falls, Indian Creek 914 Comment
  CHSC84421  Lactuca serriola Lowell Ahart 2003-9-7 10558 Plumas Near a seep and spring on the north side of the road, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 3 1/2 miles (air) northwest of Tamarack Flat, about 6 miles (air) northwest of Little Grass Valley Reservoir Dam. 1524 Comment
  JEPS95145  Lactuca serriola Lowell Ahart 1996-10-10 7706 Plumas 1 mi w of Blue Nose Mountain (about 2 mi e of Pilot Peak, on w side of dirt road at Turkey Town); Turkey Town 1676 Comment
  CAS-BOT-BC340597  Lactuca serriola Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1521 Plumas Butterfly Botanical Area and Vicinity. Area adjacent to Pond Reservoir 1097 Comment
  RSA233729  Lagophylla ramosissima R. F. Thorne, C. W. Tilforth 1969-9-6 39229 Plumas S of Feather River, 1 mile SW of Beckwourth. 1357 Comment
  PASA1969  Lappula californica Margaret Stason 1932-6-22 Plumas Lake Almanor Comment
  SD46424  Lathyrus jepsonii var. californicus Robert J. Weatherby 1950-7-7 1464 Plumas Quincy, stream near Snake Lake, in semi-shade on moist stream bank & bed 1219 Comment
  CAS-BOT-BC205066  Lathyrus sulphureus Gladys L. Smith 1976-6-7 4558 Plumas Rte. 70, Spring Garden Sta. 6 miles east of Quincy 1219 Comment
  CAS-BOT-BC205073  Lathyrus sulphureus John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1922 Plumas Butterfly Botanical Area and Vicinity 1066 Comment
  CHSC36218  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
  CAS-BOT-BC205063  Lathyrus sulphureus Charles Piper Smith 1914-7-2 2908 Plumas Marston - W.P.R.R. Comment
  RSA59373  Ledum glandulosum E. K. Balls 1950-9-9 15770 Plumas West of Lakes Center Public Camp. 2043 Comment
  RSA52922  Lemna minor R. Weatherby 1950-7-28 1486 Plumas Indian Creek, on road to Taylorsville. 1067 Comment
  UC1101283  Lemna minuscula Malcolm A. Nobs, S. Galen Smith 1949-8-19 1421 Plumas 2 mi s of Greenville (Indian Valley); Indian Valley Comment
  SBBG119742  Lemna trisulca L. Ahart with J. Dittes, J. Guardino, R. Schlising, S. Chamberlain 2004-6-14 11067 Plumas S side of Forest Rd 24N10, ca. 0.25 mi W of Cow Crk, W of Lake Davis, ca. 9.25 mi NE of Sloat 1796 Comment
  CHSC60074  Lepidium campestre L. P. Janeway 1992-7-1 4247 Plumas Plumas National Forest. Pasture flat between Middle Fork Feather River and Mohawk Ranger Station, just west of Bonta Creek. 1325 Comment
  CAS-BOT-BC88868  Lepidium chalepense W. Harnach; N. Harnach 1989-5-22 115 Plumas Sierra Valley. East side of Co. road A-23 in road ditch. 1490 Comment
  JEPS100355  Lepidium densiflorum var. macrocarpum Dean W. Taylor 2001-6-28 17823 Plumas 2 air mi E of Frenchman Lake (Snow Lake, on edge of Forest Road 24N44); Sierra Nevada, Diamond Mountains 1859 Comment
  UCD20965  Lepidium draba E. Bortiri 2002-6-21 WFC 13 Plumas Rocky Point East, Ramelli Ranch , near Portola, Plumas Co. Comment
  CAS-BOT-BC12822  Lepidium perfoliatum W. Harnach; N. Harnach 1989-6-17 148 Plumas SIerra Valley. Approximately 200 feet west of the steel bridge on Marble lane. 1487 Comment
  CAS-BOT-BC59610  Leucothoe davisiae Rimo Bacigalupi 1927-7-7 1652 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake. Comment
  SEINET7270543  Leucothoe davisiae M. J. Williams, E. McPherson 1974-8-5 74 -P-3 Plumas Lake's Basin, near Silver Lake 2035 Comment
  CAS-BOT-BC233816  Lewisia cantelovii M. S. Taylor 1981-8-20 4233 Plumas South side of Caribou Road, 0.1 mile north of its jct with Hwy. 70, ca. 1.5 miles northeast of Belden 731 Comment
  JEPS109893  Lewisia cantelovii Dean W. Taylor 2004-8-14 19237 Plumas Feather River Canyon, North Fork Feather River, Caribou Road (Forest Road 21N26) 4.1 miles North from Highway 70 822 Comment
  UC688918  Lewisia cantelovii George B. Youngs 1943-6-3 Plumas 2 1/2 mi up n fork of Feather River from highway Belden; Feather River 914 Comment
  CHSC35924  Lewisia nevadensis M. S. Taylor 1982-5-17 4460 Plumas Meadow along creek, jct of rds 22N54 and 22N88, ca. 2 mi se of Portola, n slope of Beckwourth Peak. 1737 Comment
  SEINET5336485  Lewisia nevadensis M. J. Williams 1965-6-24 s.n. Plumas Happy Valley above Long Valley near Cromberg. 1707 Comment
  UC725362  Lewisia nevadensis A. A. Heller 1940-5-22 15671 Plumas 2 mi e on State Highway 36 Plumas county line Comment
  CAS-BOT-BC444572  Lewisia triphylla Elmer I. Applegate 1929-6-21 5804 Plumas Drakesbad, head of Warner Valley, Mt. Lassen region Comment
  SEINET5336585  Lewisia triphylla M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge road, above Johnsville. 2286 Comment
  UC931968  Lewisia triphylla Verne Grant, Alva Grant 1948-6-13 8580 Plumas 1 mi on Oroville Road Cascade; Lava Cap 1371 Comment
  UCD87575  Leymus triticoides John Thomas Howell 1955-7-19 30802 Plumas Vinton. 1505 Comment
  CAS-BOT-BC436515  Ligusticum apiifolium David D. Keck 1932-7-3 1633 Plumas Northern Sierra Nevada: Quincy, south of town 1065 Comment
  CHSC66608  Ligusticum grayi Vernon H. Oswald; Lowell Ahart 1996-7-15 8056 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. 1371 Comment
  CAS-BOT-BC509317  Lilium kelleyanum Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1577 Plumas Fern Glen 1112 Comment
  CAS-BOT-BC509331  Lilium kelleyanum J. Ed. McClellan; Bonnie McClellan 1969-7-14 s.n. Plumas Argentine Ridge 2133 Comment
  CAS-BOT-BC509337  Lilium kelleyanum H. C. Cantelow 1940-7-20 s.n. Plumas 4 miles west of Johnsville near Jamison Creek Comment
  UCD130311  Lilium pardalinum subsp. pardalinum Albert Grigarick 2011-8-15 302 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .9 miles W from Graeagle Trailhead to Hawley Falls. 1797 Comment
  RSA60136  Lilium washingtonianum E. K. Balls 1950-9-5 15678 Plumas Thompson Creek, main trail off La Porte road, turn off highway 24, east of Quincy. 1524 Comment
  CHSC37012  Limosella aquatica M. S. Taylor 1982-9-7 5107 Plumas Ramelli Ranch, in moist sand on s side of Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  CDA14726  Linanthus ciliatus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3252 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  JEPS58329  Linanthus ciliatus H. F. Copeland 1932-8-24 Plumas Drakesbad Sierra Nevada 1828 Comment
  UC572634  Linanthus ciliatus E. Sawyer 1935-6-27 162 Plumas Charlies Valley Plumas National Forest, Sierraville Quad. 1524 Comment
  JEPS12689  Linnaea borealis var. longiflora Duncan Dunning 1922-7-13 Plumas 4 mi nw Quincy (Snake Lake); , nw of Quincy Comment
  CHSC46665  Listera convallarioides Lowell Ahart 1989-7-7 6372 Plumas On the south side of Bunker Hill Creek, east of the forks on Bunker Hill Creek, about 1 mile north-east of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1706 Comment
  CHSC58205  Listera convallarioides Vernon H. Oswald; Lowell Ahart 1992-6-22 5031 Plumas Small corner of park property located along Warner Valley Rd. between Lee and Kelly camps. Lassen Volcanic National Park. 1597 Comment
  RSA794953  Listera convallarioides Lowell A. Ahart, John Dittes 2009-7-28 16196 Plumas Seeps, slope northwest of mine, west above Forest Service Road 27N28Y, 2.9 air miles northwest of Butt Valley Reservoir Dam. 1582 Comment
  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
  CHSC21301  Lithocarpus densiflorus var. echinoides F. T. Griggs; A. Pass 1975-7-8 124 Plumas Buck's Lake Forest Service Survey. Comment
  UC570247  Lithophragma glabrum E. Sawyer 1935-5-23 35 Plumas 1 1/2 mi ssw Kerby; Sierraville Quadrangle Comment
  CAS-BOT-BC443341  Lithophragma parviflorum Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  JEPS113784  Lithophragma parviflorum var. parviflorum Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14059 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  CAS-BOT-BC317308  Lithospermum californicum Mrs. H. C. Cantelow 1941-5-21 s.n. Plumas Road to Meadow Valley, about 8 miles W of Quincy. 1173 Comment
  RSA141303  Lithospermum californicum June McCaskill 1954-5-31 322 Plumas State Highway 89, ca. 2.6 miles north of Greenville. Comment
  RSA74359  Lithospermum californicum Milo S. Baker 1952-5-24 12452 Plumas Upper end of Pine Valley, Highway 89. 884 Comment
  CHSC56512  Lomatium bicolor Steven Triano 1988-4-17 52 Plumas Ca 60 ft s of Hwy. 89 and 0.3 mi w of Almanor. 1386 Comment
  UC1532354  Lomatium dissectum var. multifidum Vernon Oswald 1986-6-2 2079 Plumas 5.2 mi. s.w. of Hwy. 70 at Portola (Rd. A-15) 1524 Comment
  CHSC89801  Lomatium macrocarpum G. Douglas Barbe; T. C. Fuller 1982-6-15 3719 Plumas Sierra Nevada. 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  UCD127706  Lomatium nudicaule Michael A. Vincent 1999-6-7 8528 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  UC1732067  Lomatium plummerae L. P. Janeway 1997-5-14 5127 Plumas Dixie Creek, N side, along the road connection Road 26N70 to Road 28N01 Dixie Valley, W edge 1691 Comment
  SEINET10740848 Image available Lomatium plummerae var. helleri A. Arthur Heller 1913-6-13 Heller 10838 Plumas Near Marston Station. 1067 Comment
  CHSC54468  Lonicera cauriana Vernon H. Oswald; Lowell Ahart 1991-7-30 4786 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  CHSC21282  Lonicera involucrata var. involucrata F. T. Griggs; A. Pass 1975-8-2 292 Plumas Buck's Lake. Comment
  CHSC64428  Lonicera involucrata var. involucrata B. Castro; G. Kuenster, L. Gehrung 1994-7-20 525 Plumas Ca 0.2 mi S of Whitehorse Campgd at E side of Bucks Lake, ca 100 yd S of Bucks Creek where bike path crosses moist edge of tributary creek. 1584 Comment
  CAS-BOT-BC200953  Lotus Gladys L. Smith 1976-6-7 4550 Plumas Rte. 70, Spring Garden Station 6 miles east of Quincy 1219 Comment
  CAS-BOT-BC200956  Lotus Rimo Bacigalupi 1927-7-7 1640 Plumas Between Gray Eagle Valley and Long Lake Comment
  RSA29208  Lotus argophyllus var. fremontii J. T. Howell 1951-6-29 27767 Plumas Feather River Canyon 549 Comment
  UC1129071  Lotus grandiflorus var. grandiflorus F. W. Embree 1934-6-6 70 Plumas s slope Bucks Mtn.; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  RSA443120  Lotus incanus L. Ahart, P. Ahart 1985-7-1 5095 Plumas About 1/2 mile east of Cement Creek, about 1/2 mile north of Onion Valley Creek, about 4 miles northwest of Pilot Park. 1829 Comment
  SEINET5736942 Image available Lotus incanus Lowell Ahart, Peter Ahart 1985-1 5095 Plumas About 0.5 mile E of Cement Creek, about 0.5 mile N of Onion Valley Creek, and about 4 miles NW of Pilot Park.; Cement Creek 1829 Comment
  JEPS115792  Lotus nevadensis var. nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15881 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line 1374 Comment
  RSA339165  Lotus oblongifolius var. nevadensis Margaret J. Williams, Betty Larson 1983-8-12 83- 135 -4 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville. 1677 Comment
  UC1129107  Lotus oblongifolius var. oblongifolius G. T. Nordstrom 1934-7-2 175 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1584 Comment
  RSA0035829  Lotus purshianus var. purshianus Lowell A. Ahart 2008-8-13 15170 Plumas East side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  UC725324  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15242 Plumas near Grays Flat (on Highway 24) 868 Comment
  UC586925  Lotus purshianus var. purshianus Joseph Andorfer Ewan 1934-7-6 8180 Plumas above Mohawk Valley; Penman Peak 1371 Comment
  CHSC94660  Ludwigia palustris Lowell Ahart 2006-10-8 13415 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden. 715 Comment
  JEPS48831  Lupinus John W. Duffield 1937-5-27 Plumas Meadow Valley Meadow Valley, Grubstake Flats (Grubstake Flats) Comment
  RSA715532  Lupinus albicaulis var. albicaulis John Dittes 2005-6-23 1182 Plumas East edge of Indian Valley; ca. 2.7 air-miles east x northeast of Crescent Mills, ca. 2.5 air-miles north x northwest of Taylorsville, ca. 1.4 air-miles west of Keddie Point, near intersection of County Road 112 and County Road 206. Comment
  RSA29125  Lupinus apertus J. T. Howell 1951-6-27 27606 Plumas Jamison Creek. 1890 Comment
  UC1129535  Lupinus arbustus F. W. Embree 1934-6-6 91 Plumas Three Lakes Plumas National Forest, Bidwell Bar Quadrangle Comment
  SEINET4035611  Lupinus arbustus C. Davidson 1975-1 2745 Plumas 1 mi. on road to Dalton Creek, departing northeast from Hwy 70, 0.7-mi. east of junction of Hwy 70 and 89. 1493 Comment
  SEINET10452027  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-8-18 Taylor 5016 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
  SEINET10452028  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-6-16 Taylor 4686 Plumas T23N R10E se/sw sec 8. Quincy quad. Both sides of 24N13, ca. 0.5 mi n of spur rd to Little Volcano, ca. 4 air mi se of Quincy. Alt. 5500 ft. 1676 Comment
  SEINET10484725  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-6-1 Taylor 4586 Plumas T26n,r9e,sec.15 center. Greenville sw quad. N side of dixie canyon road (204), Opposite round valley reservoir, ca 2 air miles w of crescent mills. Mixed Coniferous forest. With castillefa applegatei fragilis, iris hartwegii Pinetorum 1402 Comment
  CHSC52428  Lupinus argenteus var. meionanthus L. P. Janeway 1990-6-6 3700 Plumas Plumas National Forest. Forested flat on N side of Long Valley ca 1/2 mi E of Rattlesnake Cr and ca 1/2 mi N of Hwy 70/89; vicinity of Sloat. 1356 Comment
  JEPS48891  Lupinus argenteus var. meionanthus Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  SEINET7062841 Image available Lupinus bicolor A. G. Vestal 1947-3-28 s.n. Plumas Warner Valley South West. UTM 10, 643001mE, 4468076mN.(WGS84/NAD83). 1521 Comment
  SEINET10452629  Lupinus breweri Mary Susan Taylor 1982-6-10 Taylor 4630 Plumas T23N R14E ne sec 9. Portola quad. Granite ridge ca. 1 mi nw of Mapes Canyon, ca. 3 air mi nnw of Beckwourth. 5900 ft. 1798 Comment
  CAS-BOT-BC196668  Lupinus breweri var. breweri M. S. Taylor 1982-6-1 4578 Plumas On n edge of spur rd (27N39) off 26N18, Long Valley Mine area, ca. 4 mi w of Greenville 1524 Comment
  CAS-BOT-BC196678  Lupinus breweri var. breweri Clare B. Hardham 1961-6-15 7402 Plumas Graeagle Comment
  JEPS120465  Lupinus breweri var. breweri B. Castro, L. P. Janeway 2006-6-4 1542 Plumas Northern High Sierra Nevada. Ca 0.3 mi E of Grizzly Valley Dam along Lake Davis Rd, ca 0.2 mi W of its jcn with the Beckworth-Taylorsville Rd. Comment
  SEINET10870976  Lupinus confertus Charles Piper Smith 1921-7-16 Smith 3433 Plumas Taylorsville - lower indian creek bridge. Comment
  SEINET10970243  Lupinus confertus Mary Susan Taylor 1982-8-10 Taylor 4960 Plumas T27n, r8e, nw1/4nw1/4 sec 28. Almanor ne quad. Corolla blue. N side of hwy 89, S end of lake almanor, ca 1 mi. W of canyon dam. With madia gracilis, Lotys purshianus, hypericum perforatum. 1372 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-BC215397  Lupinus dalesiae M. L. Conrad; Dunn; LeDoux 1973-6-5 7058 Plumas 5.2 miles W of Junction of Highway 70 and Meadow Valley Road in Quincy 1219 Comment
  CHSC35902  Lupinus dalesiae M. S. Taylor 1982-5-26 4539 Plumas W side of Quincy-LaPorte Rd, 0.2 mi n of end of pavement, 1.1 mi s of its jct with Fells Creek Rd (23N22), ca. 4 air mi sw of Spring Garden. 1249 Comment
  CHSC52431  Lupinus dalesiae L. P. Janeway 1990-6-8 3706 Plumas Plumas National Forest. Little Long Valley, E-facing side of canyon; along dirt rd 23N12 ca 0.6 mi N of jct with rd 23N51. 1722 Comment
  CHSC87646  Lupinus dalesiae Lowell Ahart; Josephine Guardino 2004-5-24 10950 Plumas Old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1208 Comment
  JEPS111229  Lupinus dalesiae Steve Matson 2005-5-28 1246 a Plumas East of Twain ca. one mile on Forest Service rd., south side of Feather River; next to road on south side road cut. 40.0174 N 121.0594 W. Elevation 3,100 ft. 944 Comment
  JEPS114511  Lupinus dalesiae Lowell Ahart 2008-6-5 14810 Plumas Steep west bank of the South Fork of the Feather River, about 1/8 mile southwest of the Feather Fork Mine, about 1 1/3 miles northeast of Little Grass Valley Reservoir 1645 Comment
  UC1485470  Lupinus dalesiae M. S. Taylor and M. Foster 1981-6-3 3833 Plumas n side of rd 23N11 ca 3 mi s Happy Valley (on hwy 70 ca 2 air mi e of Cromberg, near head of Cogswell Ravine); near head of Cogswell Ravine, s of Happy Valley 1767 Comment
  UCD107623  Lupinus dalesiae G. F. Hrusa 1997-5-30 13827 Plumas at edge of power lines, on E side of Rattlesnake Creek, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Sierra Nevada. 1350 Comment
  SEINET10485202  Lupinus dalesiae Lowell Ahart, Peter Ahart 1983-6-14 Ahart 4193 Plumas Along bank of South Fork of Feather River, s of Feather Fork Mine, ca. 1.5 mi ne of Little Grass Valley REservoir, ca. 5 mi n of La Porte. Red Fir Forest. 1750 Comment
  SEINET10485207  Lupinus dalesiae Taylor 1982-5-27 Taylor 4550 Plumas Bucks lake quad. Corolla yellow. East side of dean 'S valley rd (24n29), .4-.5 mi south of its jct with bucks lake rd, ca. 1 Mi ne Of meadow valley. With smilacina racemosa, collinisia parviflora. 1158 Comment
  SEINET10485209  Lupinus dalesiae Taylor 1982-6-27 Taylor 4546 Plumas Bucks lake northeast quad. West side of bucks lake-spanish creek rd across From 1084 residence in meadow valley; on road cut in pine openings. With viola Bakeri, trifolium breweri, pteridium aquilinum. 1128 Comment
  SEINET10937076  Lupinus dalesiae Mary Susan Taylor 1982-6-23 Taylor 4718 Plumas T23n r10e ne1/4sw1/4 sec 13. Blue nose mt quad. Corolla yellow. On cobbly Roadbank, s side of peoria creek rd (23n10), 0.2 mi. Ne of oliver creek, ca 5 Mi. Sw of sloat. With hydrophyllum occidentale, elymuys glaucus. 1615 Comment
  CHSC87622  Lupinus grayi Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10957 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1251 Comment
  SBBG69390  Lupinus grayi R. M. Austin -Apr-1877 Plumas American Valley Comment
  POM253154  Lupinus grayi A. A. Heller 1938-5-30 15134 Plumas Near Rich Bar along the Feather River Highway #24. 762 Comment
  RSA26085  Lupinus grayi H. C. Cantelow 1940-5-12 s.n. Plumas 4/10 mile west of Quincy, on Busks Lake Road. Comment
  UC865175  Lupinus grayi A. A. Heller 1938-5-30 15134 Plumas along the Feather River Highway #24 near Rich Bar; along the Feather River Highway #24, near Rich Bar 762 Comment
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Aug 1 2007
  RSA0060730  Lupinus latifolius Daisie Huang 2006-8-11 06081103 Plumas Rattlesnake Creek, N of Hwy 70. 1283 Comment
  RSA0076002  Lupinus lepidus Daisie Huang 2006-8-11 06081107 Plumas Hwy 89, just past the Lake Almanor spillway. 1381 Comment
  CHSC110615  Lupinus lepidus var. confertus B. Castro; G. Kuenster 2006-8-4 1581 Plumas Northern High Sierra Nevada. SE side of lower Thompson Valley 0.9 mi N of the mouth of McReynolds Creek at Red Clover Creek. E side of Thompson Creek, in flattish open area within 70 m of creek, ca 800 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  JEPS65070  Lupinus lepidus var. confertus W. L. Jepson 1918-8-17 8035 Plumas Sierra Valley 1524 Comment
  SBBG9164  Lupinus lepidus var. confertus H. and M. Dearing 1938-7-2 2267 Plumas Feather River Hwy Comment
  UC149940  Lupinus lepidus var. confertus Katharine Brandegee July 1911 Plumas Portola 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
  CHSC97527  Lupinus lepidus var. sellulus Lowell Ahart; John Dittes 2007-6-16 14119 Plumas West of a small 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
  RSA715533  Lupinus meionanthus John Dittes 2005-7-11 1211 Plumas Northern High Sierra Nevada Range; Drainage of Smith Creek; ca. 12.7 air-miles north x northeast of Taylorsville, ca. 5.3 air-miles southwest of Diamond Mountain, ca. 4.6 air-miles southeast of Indicator Peak., Southwest-facing slope on north side of Smith Creek, ca. 0.5 mile northeast of confluence of Smith Creek and East Branch Lights Creek, uplsope (north) of FS Road 28N03. 1499 Comment
  CHSC21586  Lupinus obtusilobus L. M. Mayer; D. E. Brink Jr. 1975-8-12 Plumas Bucks Lake Floristic Survey. Comment
  CHSC37522  Lupinus obtusilobus M. S. Taylor; H. Swanson 1982-8-11 4968 Plumas On ridge between Florentine Canyon and Spencer Lakes, ca. 5 mi sw of Johnsville. 2133 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
  RSA104334  Lupinus onustus Alice Eastwood 1927-06 14461 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  RSA414439  Lupinus onustus Christopher Davidson 1975-6-7 2736 Plumas 4.6 mi N of Greenville on Hwy 89 1238 Comment
  RSA712966  Lupinus onustus L. P. Janeway 1994-5-24 4649 Plumas Owl Creek, 1.5 mi west of Seneca. 1372 Comment
  CHSC97437  Lupinus polyphyllus var. burkei Robert Fischer 2006-7-2 1038 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  SEINET10490882  Lupinus sellulus var. sellulus Taylor 1981-8-31 Taylor 4249 Plumas Sierra city ne quad. E side of rd 114, ca .5 mi n of its jct with hwy. 89, Ca 1.5 Mi e of clio. Associates: purshia tridentata, pinus ponderosa. 1433 Comment
  SEINET10490887  Lupinus sellulus var. sellulus Charles Piper Smith 1921-7-16 Smith 3432 Plumas Greenville ridge. Comment
  JEPS48313  Lupinus stiversii Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2698 Plumas North Fork of the Feather River at the Rock Creek; North Fork Feather River at mouth of Rock Creek 548 Comment
  CHSC47581  Luzula cascadensis Lowell Ahart 1975-7-2 838 Plumas Along the edge of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  CHSC66651  Luzula cascadensis Vernon H. Oswald; Lowell Ahart 1996-7-15 8053 Plumas High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. Meadow. 1371 Comment
  JEPS96116  Luzula cascadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8053 Plumas High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. 1371 Comment
  RSA718438  Luzula comosa L. Ahart 2006-7-9 12932 Plumas About 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1679 Comment
  CHSC110376  Luzula comosa var. laxa Lowell Ahart 2012-9-5 18444 Plumas On the east side of the South Fork of the Feather River, about 500 yards northeast of the County Road where it crosses the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1940 Comment
  JEPS103523  Luzula comosa var. laxa Lowell Ahart 2002-6-26 9783 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
  SD149161  Lycopus americanus John Thomas Howell 1961-9-23 36851 Plumas Indian Valley, Sierra Nevada. 1082 Comment
  UC1191551  Lythrum hyssopifolia Malcolm A. Nobs, S. Galen Smith 1949-8-19 1462 Plumas on southeastern side of Portola Portola Comment
  CHSC100365  Lythrum portula Lowell Ahart 2008-9-10 15392 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte. 1537 Comment
  CHSC113636  Lythrum portula Lowell Ahart 2014-8-31 19814 Plumas On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  SD8621  Madia bolanderi Daniel Cleveland 1882-7-15 Plumas Big Meadows Comment
  CAS-BOT-BC343794  Madia elegans Mary Strong Clemens 1920-6-29 s.n. Plumas Quincy Comment
  CAS-BOT-BC343795  Madia elegans Mary Strong Clemens 1920-6-8 s.n. Plumas Greenville Comment
  POM190468  Madia elegans subsp. elegans D. D. Keck 1932-7-3 1620 Plumas North of Spanish Creek. Quincy, northern Sierra Nevada 1067 Comment
  CDA13418  Madia glomerata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13266 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  CHSC100456  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
  CHSC36997  Madia glomerata M. S. Taylor 1982-8-10 4958 Plumas N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 1371 Comment
  JEPS40398  Madia glomerata W. L. Jepson 1918-8-17 8031 Plumas Sierra Valley 1524 Comment
  RSA0118928  Madia glomerata Lowell Ahart 2014-8-26 19774 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  SEINET10839207  Madia glomerata Mary Susan Taylor 1981-8-31 Taylor 4253 Plumas California: T22N R12E se1/4 of se1/4 sec 25. Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi S of Clio. Plumas County. 4400 ft. 1341 Comment
  UCR123372  Madia glomerata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6879 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  CAS-BOT-BC342870  Madia glomerata John Thomas Howell 1959-9-25 35034 Plumas 3 miles southwest of Spring Garden Comment
  JEPS21564  Madia glomerata L. T. Dempster 1958-7-13 1153 Plumas about 5 mi s Beckwourth 1493 Comment
  UC185676  Madia glomerata Katharine Brandegee Plumas Portola 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
  CHSC23613  Madia gracilis J. Cox 1975-7-24 Plumas SW side of Lake Almanor. Comment
  CHSC88005  Madia gracilis Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11153 Plumas On the north side of a forest road, small meadow, 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
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May 24 2013
  CAS-BOT-BC343252  Madia gracilis George W. Gillett 1957-7-19 843 Plumas Lassen Volcanic National Park. Slopes across from the Devils Kitchen on trail to Sifford Lakes 1981 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
  RSA35102  Madia gracilis subsp. gracilis Thomas H. Kearney 1944-8-14 161 Plumas Near Prattville, Lake Almanor Comment
  RSA715611  Mahonia aquifolium L. Ahart, John Dittes 2005-6-1 11842 Plumas On the west side of the North Fork of the Feather River, at Indian Jim Campground, on the east side of Highway 70, about 3/4 mile southwest of Chambers Creek. 647 Comment
  CAS-BOT-BC347520  Malacothrix floccifera H. M. Hall; E. B. Babcock 1903-7-1 4433 Plumas Sierra Nevada Mountains. Indian Valley 1066 Comment
  UC1536765  Malacothrix floccifera G. H. True 1938-7-14 958 Plumas top of Milford Grade Milford Grade 1828 Comment
  RSA88563  Malva parviflora J. T. Howell 1951-6-27 27555 Plumas Johnsville. 1585 Comment
  SD18457  Marsilea vestita J. G. Lemmon 1876-1-8 Plumas Sierra Valley Comment
  JEPS88533  Matricaria discoidea Vernon H. Oswald and Lowell Ahart 1996-7-15 8014 Plumas Lake Almanor High Cascade Range (e side of arm of lake extending n from the Hwy 36 causeway, s of point where the road to Last Chance Campground (28N11) begins to parallel lake) 1371 Comment
  CHSC60184  Medicago lupulina L. P. Janeway 1992-7-8 4250 Plumas Plumas National Forest. Little-used pasture flat between Middle Fork Feather River and Mohawk Ranger Station, just west of Bonta Creek. 1319 Comment
  CHSC20814  Medicago sativa K. R. Stern 1975-7-24 5828 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC82614  Melica aristata L. P. Janeway 2001-7-3 7260 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  UCD86256  Melica aristata John Thomas Howell 1960-7-21 35823 Plumas Lassen Volcanic National Park. Near Terminal Geyser. 1798 Comment
  SEINET10836202  Melica aristata Mary Susan Taylor 1982-7-7 Taylor 4784 Plumas T23N R11E nw/sw sec 26. Johnsville quad. N side of 23N36, just e of its jct with 23N35, s slope of Big Hill, ca. 3 air mi s of Sloat. Mixed Ever- green Forest. 5300 ft. 1615 Comment
  SEINET10893681  Melica aristata Mary Susan Taylor 1982-7-7 Taylor 4784 Plumas T23N R11E S26 SW1/4 NW1/4. Johnsville Quad. N side of 23N36 just E of its jct. with 23N35, S slope of Big Hill, ca. 3 air miles S of Sloat. Mixed Evergreen forest. With Eriogonum nudum. 1615 Comment
  CAS-BOT-BC282092  Melica fugax Lowell Ahart 1986-7-8 5347 Plumas About 1 mile NW of Pilot Peak, ca 14 miles NE of La Porte 1981 Comment
  CAS-BOT-BC282100  Melica fugax Catherine Best 1979-6-14 s.n. Plumas Eureka Park Comment
  JEPS113797  Melica fugax Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13993 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  JEPS87749  Melica fugax Lowell Ahart 1994-6-15 7330 Plumas about 1 air mi w Little Grass Valley Reservoir (near intersection of Lumpkin Ridge Road and the road to Tamarack Flat, on w side of a logging road) 1767 Comment
  UC1137053  Melica fugax August L. Hormay Plumas Long Canyon Plumas National Forest (near plots) Comment
  UCD87281  Melica fugax August L. Hormay 1932-6-9 s.n. Plumas north of Crocker Ranger Station, Plumas National Forest, Squaw Queen Valley. Comment
  CAS-BOT-BC282078  Melica fugax John Thomas Howell 1960-7-18 35603 Plumas Drakesbad 1828 Comment
  UC1137052  Melica fugax August L. Hormay 1932-6-11 Plumas 10 mi e Quincy; Middle Fork of Feather River Comment
  UCD88475  Melica stricta E. Sawyer 1935-6-25 148 Plumas 1 1/2 miles S.S.E. of Crow. 1889 Comment
  CHSC80914  Melica subulata Lowell Ahart 2001-7-19 8948 Plumas Steep slope, on the east side of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CHSC102392  Mentha arvensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16121 Plumas Edge of a meadow or seep, about 20 yards north 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
  CHSC118713  Mentha arvensis Wendy L. Boes 2015-6-24 2015026 A 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
  CHSC52033  Mentha canadensis L. P. Janeway 1990-8-28 3835 Plumas Plumas National Forest. S side of Red Clover Cr on E side of Notson Bridge. 1554 Comment
  CHSC73953  Mentha canadensis B. Castro; Barry Davis 1997-8-13 779 Plumas Ca 1 mi N of the Crocker Guard Station, just E of Co. Rd 111, in meadow along Crocker Creek (ca 1.5 mi N of Crocker Mdw). 1700 Comment
  SD6887  Mentha canadensis Daniel Cleveland 1882-7-26 Plumas Big Meadows Comment
  RSA52915  Mentha spicata R. Weatherby 1950-7-21 1475 Plumas East Quincy. 1037 Comment
  NY621932  Mentzelia dispersa R. M. Austin 07 1878 s.n. Plumas Big Meadows Comment
  CHSC21199  Menyanthes trifoliata F. T. Griggs; A. Pass 1975-7-17 212 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS87377  Menyanthes trifoliata Vernon H. Oswald and Lowell Ahart 1993-8-3 5759 Plumas 9 air mi n of Lake Almanor (Hay Meadow at n end of 30N25 on s edge of the Caribou Wilderness); Caribou Wilderness, Hay Meadow 1950 Comment
  UC79018  Mertensia ciliata Mrs. R. M. Austin 1877-1 Plumas Indian Valley Comment
  CHSC61710  Micranthes bryophora Vernon H. Oswald; Lowell Ahart 1993-8-25 5861 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Meadows, ca. 0.1 mi upstream from the S boundary of the park. 1987 Comment
  CAS-BOT-BC349349  Microseris nutans Clare B. Hardham 1961-6-16 7471 Plumas Sierra Nevada Mountains. Diamond Peak 2133 Comment
  CHSC41187  Microseris nutans J. D. Jokerst 1984-6-13 2044 Plumas South of Grizzly Creek ca 3-400 meters, ca 30 meters N. of USFS logging road (spur) 26N08C, ca 2 air miles E of Peacock Point. 1432 Comment
  RSA14277  Microseris nutans Daniel Cleveland 1882-7-22 s.n. Plumas Prattville Comment
  UCR182944A  Microseris nutans G. D. Barbe, T. C. Fuller 1982-7-16 3756 A Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  CHSC118813  Microseris nutans Wendy L. Boes; Jim Battagin 2015-5-12 2015 007 B Plumas Between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. (UTM 652180 E, 4433328 N, NAD83 Zone 19N; Elevation 792 m.) 792 Comment
  RSA164328  Microseris nutans Clare B. Hardham 1961-6-16 7494 Plumas Engelmine - Diamond Peak Road, Sierra Nevada 1829 Comment
  RSA505407  Microseris nutans R. C. Bacigalupi, Howard Whisler 1957-7-25 6034 Plumas Along Buck's Lake road, 1 mile west of Deadwood (Bucks) Summit, about 1 3/4 miles east of southeastern end of Bucks Lake 1646 Comment
  UC1552824  Mimulus aurantiacus var. grandiflorus Frederica Bowcutt 1985-5-15 517 Plumas Rock Creek Dam along Hwy 70 Plumas National Forest, North Fork of the Feather River Comment
  RSA0014039  Mimulus bolanderi Joan Stewart 2000-06 1031 Plumas Plumas National Forest Comment
  CHSC113626  Mimulus guttatus Lowell Ahart 2014-8-31 19800 B Plumas Strand, cobbles, in and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  JEPS80622  Mimulus guttatus M. S. Taylor 1981-7-27 4121 Plumas ca. 17 air mi ne Blairsden (along spring crossing Beckwourth-Genesee Rd., between Crystal and Meadow Creeks, ca. 2 mi s of Notson Bridge); Grizzly Valley quad. 1737 Comment
  SBBG7006  Mimulus guttatus A. A. Heller, P. B. Kennedy 1907-7-11 8794 Plumas Prattville Comment
  POM147037  Mimulus guttatus Alice Eastwood 1927-06 14559 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  SDSU10786  Mimulus lewisii D. F. Howe 1964-7-29 3892 Plumas Gold Lake Lodge, Plumas National Forest. 1981 Comment
  UC567165  Mimulus microphyllus E. Sawyer 1935-7-1 226 Plumas 1/2 mi s Chases; Downieville Quadrangle 1676 Comment
  UC1063060  Mimulus moniliformis C. W. Hanks 1934-8-10 35 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  HSC20817  Mimulus moschatus H. E. Parks, S. T. Parks Jun 1928 243 Plumas Lassen National Park, Drakesbad 1738 Comment
  JEPS122296  Mimulus moschatus Lowell Ahart 2014-8-31 19823 Plumas Along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  UCD122820  Mimulus moschatus W. R. Powell 1968-7-2 1592 Plumas along road southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  HSC20818  Mimulus moschatus Jim Vaughn 1956-8-1 Plumas Mt. Lassen NP, Drakesbad 1738 Comment
  RSA80073  Mimulus moschatus F. W. Peirson 1932-7-19 10347 Plumas Along Feather River near Chester. 1463 Comment
  RSA101423  Mimulus moschatus var. sessilifolius R. Weatherby 1955-8-12 1682 Plumas McFarland Creek near Morrow Creek, above Meadow Valley. 1433 Comment
  UC1585910  Mimulus nanus var. mephiticus Barbara Ertter with Gary Schoolcraft 1989-7-3 8647 Plumas ca. 8 air mi s Susanville (near road below Red Rock lookout) 2255 Comment
  UC569873  Mimulus nanus var. mephiticus E. Sawyer 1935-6-27 198 Plumas 1.4 mi se Crow; Sierraville Quadrangle 1706 Comment
  POM273167  Mimulus primuloides Lyman Benson 1932-7-29 3999 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  JEPS10979  Mimulus primuloides Rachel Wilcox 1944-8-22 Plumas 2 mi n Cascade Ranger Station; South Branch Middle Fork Feather River 1219 Comment
  UCD78304  Mimulus pulsiferae G. Ledyard Stebbins 1979-7-5 7924 Plumas Alder Creek. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CDA41727  Mimulus tilingii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3338 Plumas 0.75 mile east of Bucks summit on Bucks Lake Road. 1600 Comment
  JEPS14995  Mimulus torreyi G. Burks 1933-8-8 22 Plumas 4 mi e and 1 1/4 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle Comment
  POM181071  Mimulus torreyi A. A. Heller, P. B. Kennedy 1907-7-11 8819 Plumas Prattville. Comment
  CAS-BOT-BC174704  Minuartia nuttallii D. A. McMillan 1915-7-15 14 Plumas Plumas National Forest. Yellow Creek ridge 1371 Comment
  JEPS95465  Mitella breweri Lowell Ahart 1994-7-28 7544 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CAS-BOT-BC432980  Mitella breweri M. S. Taylor 1982-6-17 4698 Plumas Along Oliver Creek, at its jct with 23N39, ca. 3 air mi sw of Sloat. 1615 Comment
  SEINET10483082  Mitella pentandra Mary Susan Taylor 1982-6-16 Taylor 4687 Plumas T23N R10E sw/se sec 8. Onion Valley quad. W side of 24N13 along small creek, 1.4 mi s of its jct with Willow Creek Rd (23N90), ca. 4 air mi se of Quincy. Alt. 5000 ft. 1524 Comment
  CHSC35288  Monardella follettii M. S. Taylor 1981-8-25 4239 Plumas W side of 26N22F, rd to Red Hill Lookout, ca. 5 air mi ne of Belden. 1584 Comment
  CHSC67670  Monardella follettii James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2554 Plumas Rich Gulch Rd. 3.0 mi N of Hwy. 70 on slope W of and adjacent to road (26N22) S of Red Mtn. turnoff. Comment
  JEPS122179  Monardella odoratissima subsp. glauca Lowell Ahart 2014-8-26 19788 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CAS-BOT-BC222107  Monardella odoratissima subsp. pallida Wayne Roderick 1967-8-5 s.n. Plumas Luther Ridge, Plumas-Sierra County line 2133 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
  JEPS107619  Monardella odoratissima subsp. pallida Lowell Ahart, Josephine Guardino 2005-8-9 12295 Plumas On the east side of Fant Creek, on the west side of the dirt road, about 100 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
  UC614709  Monardella odoratissima subsp. pallida L. Constance 1938-6-10 2317 Plumas West edge of Lake Almanor at Prattville. 1219 Comment
  UCR280843  Monardella odoratissima subsp. pallida Lowell Ahart 2016-8-30 21327 Plumas C. 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, c. 1.5 air miles southeast of Pilot Peak 2045 Comment
  CAS-BOT-BC222153  Monardella odoratissima subsp. pallida H. D. Ripley; R. C. Barneby 1943-6-16 5771 Plumas Lake Almanor 1356 Comment
  SEINET10582101  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 292 Plumas Plumas National Forest. On Hwy. 70 west, less than .5 miles southeast of Greenhorn Ranch Rd. (just past Graff collections 285-290), at the end of a bridge before a rest area, on south side of the road. T24N,R10E,S26. Comment
  SEINET10895201  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 291 Plumas Plumas National Forest. On Hwy. 70 west, less than .5 miles southeast of Greenhorn Ranch Rd. (just past Graff collections 285-290), at the end of a bridge before a rest area, on south side of the road. T24N,R10E,S26. Comment
  CHSC52054  Monardella sheltonii L. P. Janeway 1989-7-6 3459 Plumas Plumas National Forest. S-facing volcanics outcropping 'barren' area above Jackson Cr and Middle Fk Feather River; 2.3 mi from hwy 89/70 on rd 23N11, then 1.1 mi on 23N48. 1645 Comment
  CHSC61749  Monardella sheltonii L. P. Janeway 1993-7-28 4474 Plumas Plumas National Forest. Top of ridge on southwest side of South Branch Ward Creek. Along access road 3.4 mi southeast of Genesee Valley. 1584 Comment
  CHSC67972  Monardella sheltonii James D. Jokerst 1989-7-3 3116 Plumas S-facing roadcuts on Hwy. 70 4 mi W of Greenville Y (I.e., jct. Hwys. 70 and 89). Comment
  CHSC67973  Monardella sheltonii James D. Jokerst 1989-7-3 3117 Plumas Serpentine canyon on Hwy. 70 6.4 mi E of Caribou Rd. Comment
  CHSC91753  Monardella sheltonii G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3286 Plumas Sierra Nevada foothills. 0.7 mile south of Arlington Road (Main Street, Taylorsville), on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  SEINET10961426  Monardella sheltonii A. Graff 1993-7-22 Graff 320 Plumas Plumas National Forest, Serpentine Canyon. Hwy. 70 west, 1.15 miles past Rich Gulch Rd. (USNFS Rd. 26N22), on the right roadside. T25N,R7E,S13. Past flowering. Comment
  CHSC67990  Monardella stebbinsii James D. Jokerst 1989-7-3 3120 Plumas Caribou Rd. 3.8 mi N of Hwy. 70, W of road. Comment
  CDA14594  Montia chamissoi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3078 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC82461  Montia fontana Lowell Ahart 2002-6-26 9795 Plumas Growing along and in 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
  CAS-BOT-BC444857  Montia fontana M. S. Taylor 1982-7-7 4785 Plumas S slope of Big Hill, ca. 3 air mi s of Sloat. 1615 Comment
  CHSC58510  Montia fontana subsp. chondrosperma Vernon H. Oswald; Lowell Ahart 1992-7-6 5062 Plumas On Kelly Mtn. ca. 0.2 mi SW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). In wet soil bordering a shallow, boggy meadow-like opening along a drainage in forest. 1804 Comment
  CDA19263  Montia linearis G. D. Barbe, T. C. Fuller 1982-6-17 3847 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC33598  Montia linearis M. S. Taylor; M. Foster 1981-6-8 3870 Plumas N side of 24N08, just n of its jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. In vernal depression. 1706 Comment
  CAS-BOT-BC445082  Montia linearis M. S. Taylor 1982-5-6 4409 Plumas Ca. 3/4 mi ne of 24N29, ca. 1 mi e of Meadow Valley. 1158 Comment
  CAS-BOT-BC260650  Muhlenbergia filiformis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1413 Plumas Butterfly Botanical Area and Vicinity. SW of Pond Reservoir 1097 Comment
  CAS-BOT-BC267005  Muhlenbergia filiformis John Thomas Howell 1959-9-22 34846 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC267019  Muhlenbergia filiformis L. P. Janeway 1984-9-1 1134 Plumas Lakes Basin, on Sierra crest W of Mt Elwell 2164 Comment
  RSA129386  Muhlenbergia filiformis G. Burks 1933-8-8 29 Plumas 4 1/4 miles NE Cammel Park. 1707 Comment
  UC819028  Muhlenbergia filiformis A. A. Heller 1915-7-7 12068 Plumas near summit Soapstone ridge (12 mi w of Bucks); Sierra Nevada 1676 Comment
  UCD86604  Muhlenbergia filiformis Dorothy Beetle 1941-6-28 60 Plumas Northwest corner of Lake AImanor. 975 Comment
  SEINET10508183  Muhlenbergia filiformis Lowell Ahart 1985-7-11 Ahart 5138 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
  UCD149815  Muhlenbergia minutissima William Anderson 1964-5-24 s.n. Plumas Feather River Canyon. Comment
  CAS-BOT-BC515654  Muilla transmontana W. Harnach; N. Harnach 1990-5-12 304 Plumas Sierra Valley, Feather River Ranch 1584 Comment
  UCD143640  Muilla transmontana Louis K. Mann; Patricia Mann 1963-6-17 s.n. Plumas Beckworth Pass, (U.S. Alt. 40); near Lester Davis roadside rest. 1682 Comment
  CHSC46674  Myosotis scorpioides Vernon H. Oswald 1988-8-5 3623 Plumas Yellow Creek Campground in Humbug Valley, ca. 13 mi (air) s of Chester. On the edge of Yellow Creek. 1316 Comment
  UC1101361  Myosurus apetalus Herbert L. Mason 1953-7-8 14559 Plumas 6 mi se Beckwourth (on road from; to Loyalton across valley) Comment
  UC1112281  Myosurus apetalus Herbert L. Mason 1952-7-17 14381 Plumas just s Beckworth (along Western Pacific tracks); Sierra Nevada 1524 Comment
  CHSC89301  Myosurus minimus G. D. Barbe; T. C. Fuller 1982-6-17 3843 Plumas Northern California. Plumas National Forest. E shore Frenchman Lake; Crystal Fishing Access. Arm of the lake at the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  SD9589  Myriopteris gracillima Mrs. R. M. Austin Nov 1877 Plumas Quincy Comment
  UCD139964  Narthecium californicum Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  POM161625  Narthecium californicum Rimo C. Bacigalupi 1927-7-10 1690 Plumas About 0.25 mile below outlet of Long Lake along Gray Eagle Creek 1829 Comment
  SD46489  Narthecium californicum Robert J. Weatherby 1950-7-21 1476 Plumas Butterfly Valley, near Quincy. On sunny wet soil in boggy meadow. 1219 Comment
  SEINET12051522  Narthecium californicum W. Knight, Knight, T. 1991-1 6605 Plumas Butterfly Valley Botanical Preserve Comment
  CDA19242  Navarretia breweri G. D. Barbe, T. C. Fuller 1982-6-17 3821 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  SEINET10496816  Navarretia breweri Mary Susan Taylor 1981-7-6 Taylor 3981 A Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  CHSC21576  Navarretia capillaris D. E. Brink Jr.; L. M. Mayer 1975-7-22 Plumas Bucks Lake. Comment
  CHSC44332  Navarretia divaricata Lowell Ahart 1974-7-30 561 Plumas West of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC65379  Navarretia divaricata subsp. divaricata Lowell Ahart 1995-9-13 7640 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. Meadow. 1828 Comment
  RSA718444  Navarretia intertexta L. Ahart 2006-7-9 12927 Plumas About 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1679 Comment
  CHSC91909  Navarretia intertexta subsp. intertexta Lowell Ahart; Josephine Guardino 2005-8-9 12263 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  POM161750  Navarretia leptalea R. C. Bacigalupi 1927-7-11 1721 Plumas Grassy Lake Meadows near Bear Lake. Gold Lake Region. 1890 Comment
  RSA60130  Navarretia leptalea E. K. Balls 1950-9-5 15673 Plumas 0.5 mi. off Highway 24 on La Porte Road, east of Quincy, Thompson Valley 1098 Comment
  JEPS69654  Navarretia leptalea subsp. leptalea W. L. Jepson 1939-8-4 19339 a Plumas Rock Creek s of Meadow Valley, Rock Creek 1219 Comment
  CHSC40999  Nemacladus capillaris J. D. Jokerst 1984-7-11 2104 B Plumas Logging road indicated as trail on USGS maps, west of South Branch Ward Cr. NW of falls. 1584 Comment
  SEINET10464804  Nemacladus capillaris Austin AUSTIN s.n. Plumas American Valley Comment
  SEINET10461207  Nemacladus interior Rimo Bacigalupi, R. L. Hauke 1954-7-15 Bacigalupi 4730 Plumas At mouth of Rock Creek in Feather River Canyon (North Fork) 518 Comment
  SEINET10461208  Nemacladus interior Rimo Bacigalupi 1957-6-29 Bacigalupi 6014 Plumas Just east of the mouth of Rock Creek, Feather River Canyon, along U.S. Highway 40 533 Comment
  UC726892  Nemophila heterophylla A. A. Heller 1942-5-8 16454 Plumas about the base of cliffs and also on them 3 mi w Belden; about base of cliffs and on cliffs w of Belden Comment
  CDA15902  Nemophila parviflora var. austiniae B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  CHSC53141  Nemophila parviflora var. austiniae L. P. Janeway 1989-6-23 3387 Plumas Plumas National Forest. Beckwourth Ranger District. Upper slope overlooking Crocker Cr from the east. 1874 Comment
  JEPS63429  Nepeta cataria W. L. Jepson 1939-8-16 19444 Plumas near Quincy (Greenhorn Creek); Greenhorn Creek 1036 Comment
  RSA0013788  Nuphar lutea subsp. polysepala R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42309 Plumas Plumas National Forest: Snake Lake, ca. 4 miles NW of Quincy. 1220 Comment
  HSC16426  Oenothera cespitosa W. R. Rogers 1966-6-21 241 Plumas 2 mi. N of Chilcoot 1524 Comment
  SEINET242414  Oenothera claviformis var. purpurascens June McCaskill 465 Plumas Lake Almanor region Comment
  JEPS88422  Oreostemma alpigenum var. andersonii Vernon H. Oswald and Lowell Ahart 1996-8-1 8144 Plumas Forest Rd. 27N16 ca. 1.25 mi nw Hauns Mdw. (s side of mt., ca. 2 mi se of Dyer Mtn. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville); Dyer Mtn., Second Water Trough Creek 1706 Comment
  JEPS80618 Image available Orobanche fasciculata M. S. Taylor 1981-6-3 3851 Plumas ca. 7 mi. n.w. Beckwourth (ca. 0.5 mi. n. of Genesee-Beckwourth Rd., Red Clover Valley); Crocker Mt. Quad., Red Clover Valley 1670 Comment
  JEPS104412  Orthilia secunda Lowell Ahart 2003-10-15 10639 Plumas Old gold mined flat area, ca 1/4 mi south of Forest Rd 22N94E, ca 1/2 mi south of Forest Rd 22N94, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 4 1/2 mi (air) nw of Tamarack Flat, ca 9 mi (air) nw of La Porte. 1509 Comment
  CAS-BOT-BC238432  Orthocarpus W. Harnach; N. Harnach 1990-5-27 326 Plumas Sierra Valley. Harriot Lane, one mile south of Dyson Lane 1485 Comment
  JEPS80623  Orthocarpus cuspidatus subsp. cryptanthus M. S. Taylor 1981-8-4 4155 Plumas ca 4 air mi nw Antelope Lake (ca 13 air mi ne of Taylorsville, on top of Wildcat Ridge); Diamond Mt. Quad., nw of Antelope Lake, top Wildcat Ridge 2164 Comment
  RSA80277  Orthocarpus lacerus F. W. Peirson 1926-6-21 6784 Plumas East slope of Sierra Nevada, Humboldt Road. Comment
  JEPS62823  Orthocarpus luteus John Weiler 1970-7-1 70172 Plumas along Harriet Lane 4.1 mi n of highway 49 w Loyalton 1524 Comment
  JEPS15914  Osmorhiza berteroi W. L. Jepson 1924-7-22 10614 Plumas Rich Pt. Middle Fork Feather River 1097 Comment
  JEPS25807  Osmorhiza berteroi John W. Duffield 1937-5-27 Plumas Grubstake Flat Meadow Valley Comment
  CHSC33742  Osmorhiza chilensis M. S. Taylor 1981-7-22 4016 Plumas S side of 24N19, ca. 0.5 mi se of Pine Creek Valley, ca. 1 mi ne of Argentine Rock, ca. 5 air mi n of Spring Garden. 2225 Comment
  CDA18732  Osmorhiza chilensis G. D. Barbe, T. C Fuller 1982-7-15 3742 Plumas Plumas National Forest; 2.1 miles NE of junction with road to Red Hill Summit. 1524 Comment
  HSC73005  Osmorhiza occidentalis M. S. Taylor 1981-7-27 4119 Plumas Along spring crossing Bechwourth= Genesee Rd, between Crystal and Meadow Creeks, 2 mi. S of Notson Bridge, 17 air mi. NE of Blairsden 1738 Comment
  SJSU14720  Osmorhiza occidentalis N. A. Hopkins 1991-7-3 1696 Plumas N of Doyles Crossing 20 mi N of Red Clover Valley on road to Janesville 1524 Comment
  UC1586459  Packera pauciflora Vernon H. Oswald and Lowell Ahart 1991-7-30 4788 Plumas Big Springs on the w side Humbug Valley (ca 6 mi (air) ene of Humbug Summit, ca 12 mi (air) s of Chester); Big Springs on w side Humbug Valley 1310 Comment
  CAS-BOT-BC121007  Paeonia brownii A. L., Mrs. Coombs 1906-6-1 s.n. Plumas Prattville Comment
  POM161729  Paeonia brownii R. C. Bacigalupi 1927-7-12 1729 Plumas Along Little Gray Eagle Creek near Lakes Center Camp. Gold Lakes Region. 1890 Comment
  UC1126106  Paeonia brownii E. Sawyer 1935-5-23 32 Plumas 1 1/2 mi sse Kerby; Sierraville Quadrangle Comment
  CAS-BOT-BC121001  Paeonia brownii M. S. Taylor 1982-5-7 4418 Plumas Ramelli Ranch, S side of Feather River, ca. 1/2 mile SW of Beckwourth, ca. 1/4 mile E of Calpine Rd (190). Portola Quad 1487 Comment
  SJSU14348  Paeonia brownii N. A. Hopkins 1990-5-12 1611 Plumas on rd to Genessee c. 16 mi NW of Beckwourth 1676 Comment
  RSA718512  Panicum acuminatum var. acuminatum L. 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 Stale Creek., About 1/8 mile northeast of Scales Road, about 5.5 miles (air) northeast of Strawberry Valley. 1282 Comment
  UCD32833  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 d Plumas Lassen National Park, Devil's Kitchen, Hot Springs Creek canyon, 1.5 miles W of Drakesbad. 1859 Comment
  CHSC113896  Panicum capillare Lowell Ahart 2014-8-26 19794 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  JEPS115124  Panicum capillare Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16220 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  JEPS110546  Panicum dichotomiflorum subsp. dichotomiflorum 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 o 1281 Comment
  SEINET13754326  Pedicularis attollens A. A. Heller, P. B. Kennedy 1907-7-9 8795 Plumas Prattville. Comment
  RSA0091375  Pedicularis densiflora Bonnie C. Templeton 1968-1 11293 Plumas [Possibly Trinity County.] [No locality data on label.] Comment
  CHSC108120  Pedicularis racemosa Lowell Ahart 2011-9-17 17666 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CDA14720  Pedicularis semibarbata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3242 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  SEINET3159934  Pedicularis semibarbata T. S. Brandegee 1892-7-4 sn Plumas Prattville Comment
  UC366572  Pellaea unknown Jul. 1883 Plumas Indian Valley 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
  CHSC59125  Pellaea brachyptera Vernon H. Oswald 1992-8-10 5154 Plumas Slope on the uphill side of Warner Valley Rd. at the Ranger Station, ca. 1.5 mi E of Drakesbad, Lassen Volcanic National Park. 1706 Comment
  UC1874919  Pellaea brachyptera Ruth Kirkpatrick 2002-7-18 1136 Plumas Plumas-Eureka State Park, ca. 1.5 mi up Johnsville - McCrea Road (County Road 507) from Plumas - Eureka State Park Museum 1676 Comment
  RSA30070  Pellaea bridgesii J. T. Howell 1951-6-28 27694 Plumas Eureka Peak 1982 Comment
  JEPS32700  Penstemon deustus Lewis S. Rose 1963-6-2 63082 Plumas 4 mi w Virgilia (East Branch North Fork Feather River); East Branch North Fork of Feather River 762 Comment
  RSA412525  Penstemon deustus W. I. Follett, E. B. Follett 1948-6-1 s.n. Plumas North Fork Feather River, 1.3 mi below Chip Creek. Comment
  RSA641473  Penstemon deustus Michael A. Vincent 1999-6-8 8561 Plumas Along FS 28N03H about 0.25-0.5 mile south of FS Rt 3. Comment
  NY609826  Penstemon deustus var. suffrutescens F. W. Pennell 1940-6-11 25807 Plumas Route 89; 7 miles south of Greenville 1188.7 Comment
  CHSC108111  Penstemon gracilentus Lowell Ahart 2011-9-20 17688 Plumas Open area around a primitive campsite, on the south side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  CHSC97269  Penstemon gracilentus Lowell Ahart; John Dittes 2007-8-9 14448 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
  NY600750  Penstemon gracilentus A. A. Heller 1907-7-9 8775 Plumas Prattville Comment
  UC1302290  Penstemon gracilentus Richard M. Straw 1962-6-28 2197 Plumas on Beckwourth road 5-6 mi s Milford; s of Milford 1900 Comment
  CAS-BOT-BC264358  Penstemon heterodoxus var. heterodoxus Mrs. C. E. Sutcliffe 1914-8-1 s.n. Plumas Gold Lake Region Comment
  UC887061  Penstemon heterodoxus var. heterodoxus Anna Head 1921-7-25 Plumas Long Lake Feather River Region, Long Lake Comment
  JEPS11629  Penstemon neotericus W. L. Jepson 1939-7-31 19307 Plumas lower slopes Spanish Peak Spanish Peak, lower slopes 2011 Comment
  NY605192  Penstemon neotericus O. E. Mack 1923-7-9 s.n. Plumas Chester Comment
  NY627274  Penstemon neotericus K. A. Vincent 1987-6-25 4432 Plumas Sierra Nevada, Tobin Ridge, North Fork Feather River Canyon; along west side of CA 70, ca. 7.4 miles southwest of Beldon Town. 640.1 Comment
  POM147040  Penstemon newberryi subsp. newberryi Alice Eastwood 1927-06 s.n. Plumas On road from Long Valley. United States Forest Reserve. Comment
  CAS-BOT-BC239304  Penstemon newberryi var. berryi W. W. Wagner 1919-6-29 298 Plumas Grizzley [Grizzly] Ridge 2346 Comment
  CAS-BOT-BC239305  Penstemon newberryi var. berryi Marion Ownbey; Ruth P. Ownbey 1938-7-14 1734 Plumas Humboldt Summit, Sierra Nevada Comment
  CHSC49036  Penstemon newberryi var. newberryi Vernon Oswald 1986-7-10 2198 Plumas LaPorte-Quincy Rd. at Onion Valley Creek. 1859 Comment
  CAS-BOT-BC245639  Penstemon personatus M. S. Taylor; M. Foster 1981-7-14 4009 Plumas Saddle at head of Bullfrog Ravine, up to 1/4 mi. E & W of road 26N18, ca. 3 air mi. NW of Indian Falls 1737 Comment
  HSC73116  Penstemon personatus M. S. Taylor, M. Foster 1981-7-14 4009 Plumas Saddle at head of Bullfrog Ravine, up to 0.25 mi. E and W of Rd. 26N18, 3 air mi. NW of Indian Falls 1585 Comment
  OBI83016  Penstemon personatus Robert L. Johnson, Mikel R. Stevens 2015-7-11 3952 Plumas Northern High Sierra Nevada. 0.6 rd mi S of jct with Cold Water Rd and Red Mtn Road on Gravel Range Rd. Ca 3.5 air mi south of Bucks Lake.; 0 1771 Comment
  NY650092  Penstemon roezlii B. J. Ertter 1989-7-3 8656 Plumas Ridge between Red Rock and Diamond Mountain ca. 8 airmiles south of Susanville 2225.0 Comment
  CAS-BOT-BC239594  Penstemon rydbergii var. oreocharis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC239595  Penstemon rydbergii var. oreocharis Anna Head 1921-8-2 s.n. Plumas Gold Lake, Feather River Region 1981 Comment
  CHSC112574  Penstemon rydbergii var. oreocharis B. Castro; L. P. Janeway 2007-6-7 1628 Plumas Northern High Sierra. NE side of lower Thompson Valley 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  CHSC33606  Penstemon rydbergii var. oreocharis M. S. Taylor; M. Foster 1981-6-10 3888 Plumas In Red Clover Valley, Overland Inc Ranch, ca. 300 yds se of corral, ca. 3/4 mi n of Genesee-Beckwourth Rd, ca. 11 air mi nw of Beckworth. 1676 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
  UC696821  Penstemon speciosus David D. Keck 1932-7-6 1718 Plumas 6 mi w Chester; Sierra Nevada, w of Chester 1524 Comment
  NY660814  Penstemon speciosus D. W. McNeal 1995-7-16 4126 Plumas On the slopes around the Gray Eagle trailhead to Smith and Long Lakes, Plumas National Forest. Comment
  SD46690  Penstemon speciosus Robert J. Weatherly 1955-6-22 1534 Plumas Road to Spanish Peak lookout. 1829 Comment
  SEINET10964440  Penstemon speciosus Mary Susan Taylor 1981-5-10 Taylor 3668 Plumas T26N R12E nw sec 32. Genesee Valley quad.In loose decomposed granite gravel, N side of Genesee Valley Rd, ca. 2 mi E of its jct with Beckwourth Pass turnoff and Flournoy Bridge; overlooking Plumas Lbr. Co, ca. 5 mi E of Genesee. 4200 ft. 1280 Comment
  CHSC72425  Perideridia bolanderi subsp. bolanderi L. P. Janeway 1998-6-2 5617 Plumas North side of Last Chance Creek; above Road 101, 0.7 mi west of Bird Creek. 1798 Comment
  UCR123522  Perideridia gairdneri subsp. borealis George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6868 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CDA13391  Perideridia parishii subsp. latifolia G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13240 Plumas Sierra Nevada; On hillside adjacent to headwaters of Bull Run Creek off USFS 23N12E. Comment
  HSC100144  Perideridia parishii subsp. latifolia G. Douglas Barbe, T. C. Fuller and J. T. Howell 1981-6-23 3155 Plumas Long Valley, 0.4 mi. S of junction of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Rd. 1634 Comment
  RSA0045594  Perideridia parishii subsp. latifolia L. P. Janeway 2012-8-28 11054 Plumas Northern High Sierra Nevada. Meadow at north end of Rock Island Ridge 1.1 km southeast of Soapstone Hill; west side of intersection of Road 23N18 and its D spur. 1593 Comment
  CHSC66636  Persicaria amphibia Vernon H. Oswald; Lowell Ahart 1996-7-15 8011 Plumas S side of the W end of the Hwy. 36 causeway crossing Lake Almanor E of Chester. Growing on the wet strand of the lake. 1371 Comment
  CHSC81808  Persicaria lapathifolia Lowell Ahart 2001-10-16 9373 Plumas On the northwest side of Round Valley Reservoir, just below the road, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CHSC82124  Persicaria lapathifolia L. P. Janeway 2001-7-25 7385 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
  SEINET4335752  Persicaria maculosa E. K. Balls 1950-8-31 15544 Plumas Spanish Creek, off Hwy 24, just north of Quincy 1067 Comment
  CHSC21342  Phacelia hastata subsp. hastata F. T. Griggs; A. Pass 1975-7-8 131 Plumas Buck's Lake Forest Survey Comment
  CAS-BOT-BC134016  Phacelia hastata var. hastata Clare B. Hardham 1975-8-2 s.n. Plumas Black Mt. 2133 Comment
  JEPS2083  Phacelia heterophylla subsp. virgata W. L. Jepson 1910-6-16 4138 Plumas near Keddie 1066 Comment
  UC1602018  Phacelia heterophylla subsp. virgata E. Sawyer 1935-6-14 110 Plumas 1 3/4 mi n Beckwith; Sierraville Quadrangle Comment
  CHSC92181  Phacelia mutabilis Lowell Ahart; John Dittes 2005-9-19 12407 Plumas Along the sides of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1998 Comment
  UCD120630  Phacelia mutabilis A. A. Heller; P. B. Kennedy 1907-7-6 8755 Plumas Red Clover Valley. Comment
  CHSC36345  Phacelia procera M. S. Taylor 1982-8-5 4941 Plumas Around Crystal Lake just below Mt Hough summit, ca 7 air mi nne of Quincy. 2042 Comment
  CHSC73782  Phacelia procera B. Castro; L. Gehrung 1998-9-22 840 Plumas Near NW edge of Little Grass Valley Reservoir, on shaded SE-facing slope above Black Rock Inlet. 1722 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
  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
  UCD120669  Phacelia racemosa W. R. Powell 1968-7-2 1601 Plumas Along road around southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  CAS-BOT-BC265833  Phalaris arundinacea John Thomas Howell 1951-8-21 28236 Plumas Mohawk, Sierra Nevada 1371 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
  CHSC82443  Phalaris arundinacea Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9832 Plumas On the north side of Forest Road 22N94, about 50 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. 1583 Comment
  RSA88112  Phalaris arundinacea J. T. Howell 1951-8-21 28236 Plumas Mohawk 1372 Comment
  CHSC65499  Philadelphus lewisii L. P. Janeway 1995-7-29 4885 Plumas Along Pipeline Road about 0.7 mi northeast of Camp Rogers Saddle. On the mid- to upper-slope between rogers Flat on the North Fork Feather River and Bald Eagle Mountain. 1609 Comment
  RSA0046805  Philadelphus lewisii Patricia Wilder 1971-6-21 5141 Plumas 2.8 mi north of California State Hwy 70 on Prattville-Butt Reservoir Road between Belden and Caribou. Cascade - Sierra Nevada Mtn. Range. Drainage Area: Feather River North Fork. 762 Comment
  CAS-BOT-BC260842  Phleum pratense John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1665 Plumas In Sweetwater Meadow, Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC260853  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas West side of Lake Almanor 1828 Comment
  UCR66513  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas Northern Sierra Nevada, west side of Lake Almanor 1829 Comment
  JEPS69947  Phlox diffusa W. L. Jepson 1910-6-12 4121 Plumas Mt. Harkness 1828 Comment
  POM74777  Phlox diffusa subsp. diffusa Marcus E. Jones 1897-7-9 10484 Plumas On road from Prattville to Chico. On the Big Divide. 1829 Comment
  RSA685106  Phlox diffusa subsp. diffusa G. D. Barbe, T. C. Fuller 1982-6-15 3716 Plumas 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest 1784 Comment
  UC1124206  Phlox gracilis E. Sawyer 1935-6-27 185 Plumas 1.6 mi ene Grizzly Peak; Plumas National Forest, Sierraville Quad. 1767 Comment
  CHSC89282  Phlox speciosa subsp. occidentalis G. Douglas Barbe; T. C. Fuller 1982-6-15 3697 Plumas Sierra Nevada Foothills. East-facing slope, 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest. 1493 Comment
  RSA304899  Phlox speciosa subsp. occidentalis J. R. Shevock 1972-5-19 1795 Plumas Highway 89; Crescent Mills 1006 Comment
  CHSC67446  Phoradendron libocedri James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2562 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy.70. 1584 Comment
  CAS-BOT-BC58833  Phyllodoce breweri Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC58838  Phyllodoce breweri Anna Head 1920-7-30 s.n. Plumas Feather River Region - Trail to Mt. Elwell, near Silver Lake 2072 Comment
  CAS-BOT-BC58842  Phyllodoce breweri Anna Head 1921-1-1 s.n. Plumas Feather River Region - Lake Center Camp Comment
  CAS-BOT-BC142218  Physocarpus capitatus Walter Knight; Irja Knight 1966-9-12 1748 Plumas Mouth of Butterfly Creek - Butterfly Botanical Area and vicinity 1036 Comment
  SJSU735  Pinus contorta subsp. murrayana A. Retan 8/1941 Plumas Bucks Lake 1572 Comment
  CAS-BOT-BC78690  Pinus jeffreyi John Thomas Howell 1962-6-17 37691 Plumas Portola 1463 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
  NY43411  Pinus lambertiana J. B. Walker 1994-8-2 867 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CHSC30996  Pinus monticola M. S. Taylor; E. Pierce 1980-11-2 3367 Plumas Mt. Ingalls, ca. 30 mi s of Taylorville. 2551 Comment
  UC1134042  Pinus monticola F. W. Embree 1934-6-22 118 Plumas 2 mi nw Frenchman Hill; Bidwell Bar Quad., Plumas Nat. Forest 1645 Comment
  CAS-BOT-BC79047  Pinus ponderosa Alice Eastwood 1927-6-1 14702 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CHSC4459  Pinus ponderosa C. Glascock 1965-2-6 216 Plumas 6.5 mi. E of Rich Bar turnoff on Hwy 70. Ca. 100 yds W of abandoned service station and cabin. Comment
  HSC1536  Pinus ponderosa R. A. Magie 1964-5-1 60 Plumas 20 mi. W of Chester on Hwy. 36 1829 Comment
  NY62291  Pinus ponderosa R. M. Austin 1879-1 s.n. Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
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Mar 14 2016
  RSA0091369  Pinus sabiniana Bonnie C. Templeton 1968-1 11303 Plumas [No location data on label. Possibly Trinity County.] Comment
  CDA13579  Piperia transversa G. F. Hrusa, T. D. Wilfred 1997-6-26 13885 A Plumas Sierra Nevada; Plumas National Forest: W side of Little Long Valley Creek approx. 1/4 m. W of Creek. N of Hwy 70 about 15 m. E of Quincy. Comment
  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
  RSA101387A  Piperia unalascensis R. Weatherby 1955-7-21 1657 Plumas Bottle Springs, near Middle Fork Feather River 1616 Comment
  RSA637584  Plagiobothrys bracteatus Michael A. Vincent 1999-6-7 8541 Plumas Plumas Nat l Forest; Beckwourth Ranger dist. along Route A23, just south of Route 70, SW of Beckwourth Comment
  CDA30238  Plagiobothrys cusickii L. Ahart 2009-9-7 16378 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. Comment
  CHSC81105  Plagiobothrys cusickii Lowell Ahart 2001-8-28 9210 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CAS-BOT-BC230989  Plagiobothrys hispidulus Mary Strong Clemens 1920-6-21 s.n. Plumas Quincy Comment
  UC78228  Plagiobothrys hispidulus T. S. Brandegee 1892-7-3 Plumas Prattville Comment
  CAS-BOT-BC228459  Plagiobothrys mollis John Thomas Howell 1926-7-30 2156 Plumas Prattville Comment
  RSA201367  Plagiobothrys scouleri var. hispidulus J. T. Howell 1960-7-19 35613 Plumas Drakesbad 1677 Comment
  CHSC95022  Plantago major Lowell Ahart 2006-10-23 13482 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  JEPS110521  Plantago major Lowell Ahart 2006-10-23 13482 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley 1281 Comment
  SEINET10499816  Plantago major Mary Susan Taylor 1982-8-23 Taylor 5033 Plumas T25N R9E ne/ne sec 19. Almanor SE quad. Along rd on e side of Dutch Creek, just s of RR underpass (#275), ca. 1/4 mi e of Twain. 3100 ft. 945 Comment
  CHSC6556  Platanthera leucostachys R. Carter 1966-7-10 477 Plumas Found 1 mi. N. Bucks Summit on W side Oroville-Quincy Rd., ca. 12 mi. W of Quincy. 1615 Comment
  JEPS64417  Platanthera leucostachys R. H. Platt 1891-1 Plumas near Prattville; Mtt. Sierras Comment
  UC485759  Platanthera leucostachys H. E. and S. T. Parks Jun 1928 Plumas Drakesbad Mt. Lassen Comment
  UCD134960  Pleiacanthus spinosus Collector Unknown 1955-9-1 s.n. Plumas Sierra Valley, near Longton. Comment
  CHSC62451  Pleuricospora fimbriolata L. P. Janeway 1993-8-14 4526 Plumas Plumas National Forest. West-facing slope above Road 24N29Y; ca 0.4 mi northwest of Haskins Creek, ca 1.5 mi east-southeast of Bucks Lake. 1719 Comment
  RSA795726  Poa bolanderi L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16133 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
  SEINET7297589 Image available Poa bolanderi Leo Whitney 1934-1 2295 Plumas Under Lodgepole Pine; Freeman Creek, northwest end of Big Grizzley Valley, ca. 9 miles northwest of Portola, Plumas National Forest. 1829 Comment
  UC1024757  Poa bolanderi Leo Whitney 1934-8-12 2295 Plumas ca 9 mi nw Portola (Freeman Creek, nw end of Big Grizzley Valley); Plumas Nat'l Forest 1828 Comment
  RSA641880  Poa bulbosa Michael A. Vincent 1999-6-8 8554 Plumas Plumas Nat'l Forest, Milford Ranger District, along FS 26N17 just north of FS 26N40; Comment
  UCD14625  Poa bulbosa Nathan Horn 1989-5-18 12 Plumas California, Plumas Co.; along the south side of Highway 70; 1450 Comment
  CHSC96933  Poa cusickii subsp. cusickii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14052 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  UCD90940  Poa cusickii subsp. epilis A. A. Heller 1942-5-8 16464 Plumas West of Vinton. 1524 Comment
  CAS-BOT-BC246853  Poa nemoralis John Thomas Howell 1977-6-21 52386 Plumas Seneca 1097 Comment
  CAS-BOT-BC247270  Poa palustris John Thomas Howell; Gordon H. True 1967-7-9 43255 Plumas North Fork of Feather River 4.3 miles southwest of Caribou 792 Comment
  UCD91797  Poa palustris John Thomas Howell 1955-7-19 30735 Plumas Portola. 1478 Comment
  UCD91798  Poa palustris John Thomas Howell 1960-7-19 35627 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC23612  Poa pratensis K. Stern 1975-7-24 Plumas SW side of Lake Almanor. Comment
  RSA484198  Poa pratensis H. S. Yates 1913-6-24 s.n. Plumas Massack 1372 Comment
  SEINET7850458  Poa pratensis W. Harnach, N. Harnach 1991-6-21 561 Plumas Sierra Valley, 0.5 miles S of Beckwourth, next to R/R bridge east of Co. Rd. A-23. 1487 Comment
  CHSC103122  Poa pratensis subsp. pratensis Lowell 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 miles (air) southwest of Lake Almanor. 1302 Comment
  JEPS28287  Poa pringlei George W. Gillett 1957-7-13 760 Plumas below Sifford Lakes (on direct route to Devils Kitchen); Lassen Volcanic Nat'l Park 2057 Comment
  RSA300157  Poa secunda J. T. Howell 1962-6-17 37705 Plumas Portola 1463 Comment
  UCD90392  Poa secunda Beecher Crampton 1954-5-10 1874 Plumas 1 mile W of Portola, along Hwy 24. 1472 Comment
  CAS-BOT-BC236280  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5420 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather RIver 1356 Comment
  CAS-BOT-BC247080  Poa secunda subsp. juncifolia John Thomas Howell 1962-6-18 37756 Plumas Sierra Valley near Beckwourth 1490 Comment
  CAS-BOT-BC242962  Poa secunda subsp. secunda L. P. Janeway 1991-6-18 4051 Plumas 3.5 miles SW of Portola, ca 400 ft W of Middle Fork Feather River 1487 Comment
  CAS-BOT-BC242972  Poa secunda subsp. secunda A. A. Heller; P. B. Kennedy 1907-7-3 8711 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC242981  Poa secunda subsp. secunda Lewis S. Rose 1954-5-30 54078 Plumas Beckwourth 1524 Comment
  CAS-BOT-BC242987  Poa secunda subsp. secunda John Thomas Howell; et al. 1967-6-12 2085 Plumas Butterfly Botanical Area and Vicinity. Area near spring 1127 Comment
  JEPS115948  Poa secunda subsp. secunda Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15892 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  UC641682  Poa secunda subsp. secunda G. L. Stebbins Jr. 1939-7-6 2898 Plumas 1.7 mi e Meadow Valley (on rd to Quincy) 1097 Comment
  CAS-BOT-BC244166  Poa trivialis John Thomas Howell; Gordon H. True 1968-6-10 44551 Plumas Quincy 1036 Comment
  CAS-BOT-BC110522  Polygonum James T. Vale 1980-9-18 s.n. Plumas Sierra Nevada. Sand bar of Feather River just above Caribou road. Comment
  SD7873  Polygonum Daniel Cleveland July 1882 Plumas Feather River Comment
  CHSC40874  Polygonum aviculare K. R. Stern 1985-6-25 8219 Plumas Vicinity of Blairsden, Feather River bottoms. 1371 Comment
  CHSC97099  Polygonum aviculare Lowell Ahart; Josephine Guardino 2007-7-21 14375 Plumas Along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  CAS-BOT-BC414171  Polygonum aviculare subsp. buxiforme Clare B. Hardham 1970-8-9 17716 X Plumas Road to Thompson Peak Lookout 2133 Comment
  JEPS81570  Polygonum davisiae M. S. Taylor and H. Swanson 1982-8-11 4965 Plumas on ridge between Florentine Canyon and Spencer Lakes (ca 5 mi sw of Johnsonville); Sierra City NW quad 2133 Comment
  CAS-BOT-BC414551  Polygonum douglasii John Thomas Howell 1955-7-20 30866 a Plumas Mohawk 1371 Comment
  CAS-BOT-BC414557  Polygonum douglasii L. P. Janeway 1993-8-10 4517 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth 1487 Comment
  RSA212191  Polygonum douglasii L. S. Rose 1969-6-24 69054 Plumas Quincy, Meadows 1037 Comment
  CAS-BOT-BC419744  Polygonum douglasii J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk, at S.E. end 1584 Comment
  SD131786  Polygonum douglasii Barbara Ertter 1988-7-25 7847 Plumas Diamond Mts ca 12 airmiles SSW of Susanville, Snoring Springs I(c) mi N of Diamond Mt-Greenville-Red Rock jct 1981 Comment
  CDA34544  Polygonum douglasii subsp. douglasii L. Ahart 2007-6-16 14091 Plumas East of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. Comment
  CHSC40624  Polygonum douglasii subsp. douglasii Lowell Ahart 1985-9-26 5177 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
  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
  CHSC53211  Polygonum douglasii subsp. spergulariiforme L. P. Janeway 1989-6-23 3388 Plumas Upper slopes overlooking Crocker Cr from the east. Plumas National Forest Beckwourth Ranger District. 1874 Comment
  CHSC99830  Polygonum douglasii var. douglasii Lowell Ahart 2008-7-16 15095 Plumas West edge of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 miles west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  SEINET4335414  Polygonum kelloggii var. kelloggii W. Harnach, N. Harnach 1990-5-25 323 Plumas Sierra Valley, Marble Lane, approx 0.75 mile west of bridge. 1486 Comment
  JEPS48944  Polygonum phytolaccifolium Esther C. Fritz 1933-7-27 Plumas Spanish Peak 2072 Comment
  CHSC115213  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2015-6-7 20219 Plumas West side of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  CHSC41965  Polygonum polygaloides subsp. kelloggii Lowell Ahart 1986-7-8 5361 Plumas Around a small seep, near an open bare serpentine area, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  CHSC46709  Polygonum polygaloides subsp. kelloggii V. Oswald; L. Ahart 1989-8-22 3951 Plumas Lost Lake, ca. 2 mi (air) nnw of Humbug Summit. On the drying strand of the lake. 1950 Comment
  RSA537633  Polygonum sawatchense Barbara J. Ertter, Gary Schoolcraft 1989-7-3 8642 Plumas ca 1/2 mile below Red Rock lookout, ca 8 airmiles S of Susanville 2134 Comment
  CAS-BOT-BC421038  Polygonum spergulariiforme Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC421040  Polygonum spergulariiforme L. P. Janeway 1989-6-23 3388 Plumas Beckwourth Ranger District, Plumas National Forest. Upper slopes overlooking Crocker Cr from the east. 1874 Comment
  CAS-BOT-BC71845  Polypodium californicum J. G. Lemmon 1880-1-1 s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC72358  Polystichum imbricans subsp. imbricans Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1450 Plumas near mouth of Butterfly Creek 883 Comment
  JEPS116124  Polystichum imbricans subsp. imbricans Lowell Ahart, John Dittes 2009-7-27 16164 Plumas On dry soil, on and around large rocks, about 50 yards southeast of a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CAS-BOT-BC72351  Polystichum imbricans subsp. imbricans L. P. Janeway 1993-7-22 4473 Plumas Along the Pipeline Road 3.3 mi northwest of Lower bucks Lake dam, Bucks Lake quad. 1584 Comment
  CAS-BOT-BC72353  Polystichum imbricans subsp. imbricans Clarence R. Quick 1952-6-29 52 -82 Plumas 1.2 miles south of summit on road between Belden and Humbug Valley Comment
  UC123291  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin Aug, 1876 309 Plumas Mill Creek Comment
  UCD159709  Polystichum scopulinum G. Ledyard Stebbins 1970-7-24 7074 A Plumas Base of ridge northwest of Round Lake, Lakes Basin south of Gray Eagle. (Exact location unknown. Coordinates estimated by label maker.) 2133 Comment
  CAS-BOT-BC102758  Populus tremuloides Anna Head 1920-1 s.n. Plumas Feather River Region Comment
  CHSC7192  Populus trichocarpa Lynn R Thomas 1969-3-6 8 Plumas E side intersection of 4th St. and 3rd. Ave., 100 yds. W of N. Fork Feather River (s of Calif. 36), Chester. 1371 Comment
  UCSB22576  Populus trichocarpa Breedlove, Dennis 1962-6-12 Plumas Upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CHSC86264  Porterella carnosula Martin J. Lenz 2003-6-19 24 Plumas West edge of Mud Lake; approx. 3.9 air mi. SSW of Chester Airport. UTM: Zone 10 0648660E 4455319N. 1405 Comment
  SEINET10873430  Porterella carnosula Quick 1952-9-5 QUICK 52 -308 Plumas Wet place northwest of Almanor Comment
  CAS-BOT-BC445272  Portulaca oleracea John Thomas Howell 1977-8-11 52715 Plumas Bottom of Frenchmans Reservoir on east side near Big Cove 1706 Comment
  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
  RSA239266  Potamogeton natans Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42322 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  CAS-BOT-BC453788  Potamogeton natans David D. Keck 1932-7-3 1662 Plumas Along Spanish Creek. Quincy, in the Northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC453791  Potamogeton natans Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1507 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  JEPS113740  Potentilla biennis Lowell Ahart, John Dittes 2007-6-17 14181 Plumas Along 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
  CHSC87995  Potentilla breweri Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11167 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
  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
  CDA14709  Potentilla gracilis var. fastigiata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3220 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  CHSC108122  Potentilla gracilis var. fastigiata Lowell Ahart 2011-9-20 17682 -A Plumas Along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  CHSC24279  Potentilla gracilis var. fastigiata K. R. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  SD6643  Prunella vulgaris Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  CHSC102079  Prunella vulgaris var. lanceolata Lowell Ahart; John Dittes 2009-7-13 16042 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
  CHSC51229  Prunella vulgaris var. lanceolata Lowell Ahart 1976-7-7 1156 Plumas Along Cold Water Creek, at the camp on Cold Water Creek, about 4 miles south of Grizzly Mountain. 1524 Comment
  CHSC63967  Prunella vulgaris var. lanceolata B. Castro 1989-9-28 413 Plumas Ca 6 air mi SSW of Bucks Lake, ca 0.4 mi SW of Arkansas Ravine, just upslope from S side of USFS Rd 23N60 and just W of the bridge over Coldwater Creek, on the S side of the bridge. 1481 Comment
  CAS-BOT-BC158146  Prunus emarginata A. A. Heller 1915-7-7 12055 Plumas Near the summit of Soapstone Ridge in the Sierra Nevada, 12 miles west of Bucks in the forest 1676 Comment
  SBBG25613  Prunus emarginata K. K. Muller 1965-8-19 1362 Plumas E shore of Lake Almanor Comment
  UC1128323  Prunus emarginata E. Sawyer 1935-5-23 34 Plumas 1 1/2 mi ssw of Kerby (Plumas National Forest); Plumas National Forest 1554 Comment
  UC1128459  Prunus virginiana var. demissa C. G. Albertus 1935-8-9 257 Plumas Plumas National Forest, Bells Bar Bells Bar; Plumas National Forest, Bells Bar 1249 Comment
  CHSC81757  Pseudognaphalium luteoalbum Lowell Ahart 2001-10-16 9370 Plumas On a bank on the south side of a small stream, and on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CAS-BOT-BC356985  Pseudognaphalium luteoalbum Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1454 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  CAS-BOT-BC357348  Pseudognaphalium microcephalum John Thomas Howell 1966-7-26 42000 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River 609 Comment
  CAS-BOT-BC361680  Pseudognaphalium thermale John Thomas Howell 1975-7-22 51352 A Plumas 2 miles northwest of Spring Garden 1173 Comment
  RSA0105543  Pseudognaphalium thermale Lowell Ahart 2014-8-24 19763 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  UCD135250  Pseudognaphalium thermale John Thomas Howell 1960-7-20 35756 Plumas Boiling Springs Lake. 1798 Comment
  CDA14713  Pseudostellaria jamesiana G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3229 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  CDA18757  Pseudostellaria jamesiana G. D. Barbe, T. C Fuller 1982-7-16 3759 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CAS-BOT-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
  UC1950117  Pseudostellaria jamesiana Barbara Ertter 2001-7-21 17785 a Plumas southeast Diamond Mountains northeast of Frenchman Lake, northease slope of rhyolite plug (area otherwise granite), between Galeppi Creek and Spring Creek Comment
  OBI69176  Pseudotsuga menziesii var. menziesii Kristina L. Schultz, Dan Schultz 2000-11-3 5 Plumas Quincy Range. Located directly off trl at the intersection of Jackson St. and Old Meadow Valley rd 1067 Comment
  CAS-BOT-BC72609  Pteridium aquilinum John Thomas Howell 1961-6-21 36675 Plumas Greenville 1097 Comment
  CAS-BOT-BC453565  Pterospora andromedea John Thomas Howell 1955-7-20 30852 Plumas Sierra Nevada: Mohawk 1371 Comment
  CAS-BOT-BC453564  Pterospora andromedea Mrs. A. L. Coombs 1906-6-1 s.n. Plumas Prattville Comment
  SEINET10859933  Puccinellia erecta Vernon H. Oswald, Lowell Ahart 1989-8-22 Oswald 3952 Plumas T26N R5E se/S11, Red Fir Forest. Impounded spring on the e side of Humbug Rd 1.5 mi (odometer) n of Humbug Summit (Butte County line). Rooted in shallow water on the edge of the pond. 1981 Comment
  SEINET10904098  Purshia tridentata Mary Susan Taylor 1981-5-10 Taylor 3678 A Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  CHSC33881  Pycnanthemum californicum M. S. Taylor 1981-7-21 4086 Plumas Along small creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, ca. 3 air mi n of Spring Garden. 1371 Comment
  JEPS19278  Pycnanthemum californicum W. L. Jepson 1918-8-16 8026 Plumas Clover Creek Canyon 1615 Comment
  CHSC85720  Pyrola aphylla G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3214 Plumas Sierra Nevada. 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  RSA794197  Pyrola dentata Diana D. Jolles 2005-7-15 124 A Plumas Plumas National Forest. Old Haun Rd. from 147 by Lake Almanor. 1485 Comment
  RSA794207  Pyrola dentata Diana D. Jolles 2005-7-15 124 A Plumas Plumas National Forest. Old Haun Rd. from 147 by Lake Almanor. 1485 Comment
  OBI82793  Pyrola picta Robert L. Johnson, Mikel R. Stevens 2015-7-11 3954 Plumas Northern High Sierra Nevada. 0.6 rd mi S of jct with Cold Water Rd and Red Mtn Road on Gravel Range Rd. Ca 3.5 air mi south of Bucks Lake.; 0 1771 Comment
  CAS-BOT-BC328161  Pyrrocoma lucida L. S. Smith 1932-9-19 2726 Plumas Beckwith Meadow, Tahoe National Forest Comment
  CDA8518  Pyrrocoma lucida T. C. Fuller 1980-8-5 20291 Plumas South of the railroad, west of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  CHSC65802  Pyrrocoma lucida L. P. Janeway 1993-8-10 4511 Plumas Plumas National Forest. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. 1487 Comment
  JEPS117928  Pyrrocoma lucida John Dittes, Lowell Ahart 2003-8-8 2003 -82 Plumas 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 Northern High Sierra Nevada 1488 Comment
  UCD45420  Quercus chrysolepis John Thomas Howell; Gordon H. True, Walter Knight and Irja Knight 1969-6-24 2443 Plumas From vicinity of mouth of Butterfly Creek at el. ca. 2900 ft., Plumas County. 883 Comment
  UCD45577  Quercus chrysolepis Leonard H. Day 1948-7-11 s.n. Plumas Elevation 4710 feet; Lava Top (in Butte County) ca. 1 mile south of Cascade, Plumas County, California. 1435 Comment
  JEPS34394  Quercus durata var. durata Rimo Bacigalupi, and P. C. Hutchison, J. K. Wright 1963-6-1 8870 Plumas n side Feather River Canyon (at Rich Bar); Rich Bar 762 Comment
  RSA88598  Quercus garryana var. semota J. T. Howell 1951-6-26 27548 Plumas Feather River Canyon 854 Comment
  CAS-BOT-BC105311  Quercus kelloggii Mrs. E. C. Suttiffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC105317  Quercus kelloggii C. Hart Merriam 1906-10-1 s.n. Plumas Quincy Comment
  CHSC21100  Quercus kelloggii F. T. Griggs; A. Pass 1975-7-3 76 Plumas N. of Grizzly Forebay. Buck's Lake Forest Service Survey. Comment
  RSA755469  Quercus kelloggii L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15856 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  CAS-BOT-BC104593  Quercus vacciniifolia Elmer I. Applegate 1929-6-21 5813 Plumas Near Drakesbad, Warner Valley, Mt. Lassen Comment
  CAS-BOT-BC104596  Quercus vacciniifolia Anna Head 1920-7-1 s.n. Plumas Lake Center Camp. Feather River Region 1920 Comment
  RSA654745  Quercus vacciniifolia J. M. Tucker 1948-7-25 1736 Plumas Summit of 'Lava Cap,' ca. 1 mile south of Cascade. 1436 Comment
  UC1135813  Quercus vacciniifolia E. Nourse 1934-9-5 32 Plumas 2.5 mi n and 0.75 mi w Pilot Peak; Plumas National Forest, Downieville Quad. 1920 Comment
  UCD47448  Quercus vacciniifolia John M. Tucker 1948-7-25 1749 Plumas California, Plumas Co.; ca. 3/4 mi. west of United Mining Co. mine on southwest side of Camel Peak; Comment
  RSA758831  Ranunculus andersonii James R. Shevock 1985-5-19 11174 Plumas Plumas National Forest, along forest road 26N70 just south of Crocker Station. 1800 Comment
  CAS-BOT-BC379202  Ranunculus andersonii var. andersonii W. Harnach; N. Harnach 1990-3-31 254 Plumas Sierra Valley, found on west side of volcanic knob to the west of Co. Rd. A-23. land belonging to Wilson brothers and for sale at present Comment
  RSA726285  Ranunculus aquatilis L. Ahart 2007-6-16 14130 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
  CHSC56878  Ranunculus cymbalaria var. saximontanus L. P. Janeway 1991-8-4 4134 Plumas Plumas National Forest. Along Dixie Creek near District boundary. 1676 Comment
  RSA726542  Ranunculus cymbalaria var. saximontanus L. Ahart, John Dittes 2007-6-17 14163 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
  CHSC81814  Ranunculus flammula var. ovalis Lowell Ahart 2001-10-16 9379 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  SEINET8697083  Ranunculus glaberrimus var. ellipticus C. Tanner 1999-3-1 s.n. Plumas Portola, area bounded by Plumas and Quincy Streets on N/S, by Willow and Rock Streets on E/W. 1484 Comment
  CHSC75528  Ranunculus orthorhynchus var. orthorhynchus G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3115 Plumas Meadow at northwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  UCR139353  Ranunculus repens David D. Keck 1932-7-3 1678 Plumas Northern Sierra Nevada Mtns., Quincy 1067 Comment
  CAS-BOT-BC55824  Rhamnus John Thomas Howell 1977-6-21 52395 Plumas Vista Point near Lake Almanor Dam 1432 Comment
  SD149112  Rhamnus John Thomas Howell 1976-7-14 51824 Plumas American Valley near Qunicy on road to Qunicy Junction 1036 Comment
  RSA31131  Rhamnus purshiana A. A. Heller 1915-7-7 12070 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks in the forest. 1677 Comment
  RSA609424  Rhamnus purshiana Louis C. Wheeler 1958-7-30 7357 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UC1350965  Rhamnus purshiana A. Rehder 1939-6 8531 Plumas Comment
  UC870763  Rhamnus purshiana A. A. Heller 1915-6-7 12050 Plumas 12 mi w Bucks (near summit of Soapstone Ridge); Sierra Nevada, Soapstone Ridge 1676 Comment
  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
  SBBG30511  Rhododendron neoglandulosum D. Myrick 1968-6-18 1938 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  CHSC55690  Rhododendron occidentale Steven Triano 1988-4-17 59 Plumas Ca 40 ft n of Hwy. 70 and 11.3 mi e of its jct. with Hwy 89. 822 Comment
  RSA101418  Rhododendron occidentale var. californicum R. Weatherby 1955-6-16 1531 Plumas Feather River Canyon. Head of Berry Creek, above Virgilia. Comment
  JEPS83783  Rhynchospora alba V. Oswald and L. Ahart 1988-8-4 3670 Plumas se Drakesbad (just s of border of Lassen Volcanic National Park, s side of lake); Willow Lake 1676 Comment
  JEPS91029  Rhynchospora alba Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11430 Plumas Cascade Mountains, Lassen National Park, Little Willow Creek Little Willow Creek; Cascade Mountains, Lassen Nat'l Park, Little Willow Creek 1874 Comment
  UCR102421  Rhynchospora alba L. C. Wheeler 1959-7-16 7577 Plumas Northern Sierra Nevada Mtns, Butterfly Valley Comment
  HSC65743  Rhynchospora capitellata R. F. Thorne 1974-7-30 45011 Plumas Plumas National Forest, Butterfly Valley Botanical Area 1159 Comment
  RSA600534  Rhynchospora capitellata L. C. Wheeler 1959-7-16 7572 Plumas Butterfly Valley. Comment
  UC466051  Ribes H. M. Hall July 1912 Plumas Long Lake Sierra Nevada Mountains 2042 Comment
  CAS-BOT-BC92391  Ribes aureum var. aureum Mary Strong Clemens 1920-5-31 s.n. Plumas Greenville. Comment
  SD8334  Ribes californicum Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
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Jul 22 2018
  CHSC60901  Ribes cereum var. cereum Vernon H. Oswald 1993-7-1 5629 Plumas Lassen Volcanic National Park. Ridge on the S side of Bonte Pk., just S of the summit. 2316 Comment
  CHSC75378  Ribes cereum var. cereum Vernon H. Oswald 1999-5-26 9728 Plumas E side of the arm of Lake Almanor extending N from the Hwy.36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. 1371 Comment
  CDA14719  Ribes roezlii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3241 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  UC1127551  Ribes roezlii C. W. Hanks 1934-9-18 83 Plumas n Sierra Valley (near Plumas National Forest); Sierraville Quadrangle Comment
  UCD19441  Ribes roezlii W. B. McHenry 1990-5-21 s.n. Plumas Bucks Lake, along quarry road. 1584 Comment
  UCSB16018  Ribes roezlii Breedlove, Dennis 1962-6-12 Plumas on bank of Jackson Creek; in upper drainage of Middle Fork of Feather River; 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CAS-BOT-BC186224  Ribes roezlii var. roezlii George W. Gillett 1957-7-19 859 Plumas On trail to Sifford Lakes, about 1 1/4 miles above the Devils Kitchen 2057 Comment
  CAS-BOT-BC186225  Ribes roezlii var. roezlii Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC363062  Rigiopappus leptocladus M. S. Taylor 1982-6-10 4623 Plumas S side of 23N72, 1/2 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth 1645 Comment
  UC1538511  Rigiopappus leptocladus John L. Strother 1987-6-28 1358 Plumas 6.0 mi n Beckwourth (along road to genese, n of Sierra Valley) 1750 Comment
  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
  CHSC20778  Rorippa obtusa K. R. Stern 1975-7-23 5837 Plumas W shore Lake Almanor. 1371 Comment
  SBBG119740  Rosa bridgesii L. Ahart, J. Dittes, J. Guardino 2004-6-6 10999 Plumas N side of logging rd, ca. 1.5 air mi S of Lower Taylor Rock, ca. 7.5 air mi NE of Quincy 1517 Comment
  JEPS102845  Rosa californica Lowell Ahart 2001-10-16 9392 Plumas Old road that crossed Indian Creek, ca 10 yards east of the RR tracks, where RR has a bumper to start the signal lights on Arlington Road, ca 400 yards S of Arlington Road, ca 30 yards east of Highway 89, ca 1 1/2 miles S of Crescent Mills. 1066 Comment
  CAS-BOT-BC148172  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1969-6-24 2468 Plumas Darlingtonia Bog - Butterfly Botanical Area and vicnity 1097 Comment
  CAS-BOT-BC148181  Rosa gymnocarpa Thomas H. Kearney 1944-8-14 71 Plumas Near Prattville, Lake Almanor Comment
  SD123483  Rosa gymnocarpa Robert F. Thorne 1974-7-30 45004 Plumas Plumas National Forest, Butterfly Valley Botanical Area: margin of boggy meadow W of Mill Pond 1157 Comment
  CAS-BOT-BC147047  Rosa pisocarpa John Thomas Howell 1961-9-22 36815 Plumas Greenville 1088 Comment
  CDA13964  Rosa pisocarpa G. F. Hrusa, T. D. Wilfred 1996-8-2 13426 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Tributary of Squirrel Creek. Comment
  CAS-BOT-BC149731  Rosa woodsii subsp. ultramontana John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2378 Plumas In canyon of Butterfly Creek between Spanish Creek and Butterfly Valley Comment
  CHSC97060  Rosa woodsii subsp. ultramontana Lowell Ahart; Josephine Guardino 2007-7-20 14323 Plumas North of a small drainage, northeast of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  CHSC97283  Rosa woodsii subsp. ultramontana Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14465 Plumas About 40 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  JEPS102526  Rosa woodsii subsp. ultramontana Lowell Ahart 2001-8-28 9202 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  UCD103093  Rotala ramosior Malcolm A. Nobs; S. Galen Smith 1949-8-18 1355 Plumas South end of Lake Almanor. Comment
  CHSC9715  Rubus armeniacus Nancy Mosman 1971-7-11 82 Plumas Ca. 10 ft from Feather River along road 0.5 mi s of Belden turnoff and Hwy 70. 1025 Comment
  RSA184931  Rubus leucodermis L. S. Rose 1966-7-26 66051 Plumas Butterfly Creek and Spanish Creek. 1 mile S of Keddie. 991 Comment
  CHSC40850  Rubus parviflorus K. R. Stern 1985-6-25 8279 Plumas Vicinity of Blairsden. 1402 Comment
  UCD113864  Rubus parviflorus James I. Mallory 1969-8-21 361 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  CAS-BOT-BC156919  Rubus ursinus M. S. Taylor 1982-5-23 4518 Plumas S side of Caribou Rd, ca. 1/10 mi n of its jct with Hwy 70, ca. 3 mi e of Belden 731 Comment
  CAS-BOT-BC156921  Rubus ursinus John Thomas Howell 1967-6-23 42679 Plumas Canyon of Butterfly Creek 1036 Comment
  SEINET10483611  Rubus ursinus Mary Susan Taylor 1982-5-23 Taylor 4518 Plumas T25N R7E ne/nw sec 20. Almanor SW quad. S side of Caribou Rd, ca. 1/10 mi n of its jct with Hwy 70, ca. 3 mi e of Belden. Shoo-fly formation; 2400 ft. 731 Comment
  CHSC97586  Rumex acetosella Lowell Ahart; John Dittes 2007-6-17 14206 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  POM280481  Rumex acetosella Lyman Benson 1932-7-29 3995 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CAS-BOT-BC422037  Rumex acetosella W. Harnach; N. Harnach 1990-6-13 375 Plumas Sierra Valley. Ramelli Ranch (USFS). 1487 Comment
  RSA726386  Rumex maritimus L. Ahart, Josephine Guardino 2007-7-20 14346 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  CHSC53063  Rumex paucifolius subsp. paucifolius L. P. Janeway 1989-6-20 3345 A Plumas Plumas National Forest Beckwourth Ranger District. Forest along SW side of Red Clover Valley. Openings of mostly bare soil in sagebrush. 1691 Comment
  CAS-BOT-BC434302  Rumex triangulivalvis Malcom A. Nobs; S. Galen Smith 1949-8-18 1371 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester Comment
  CHSC80826  Sagina saginoides Lowell Ahart 2001-7-19 8941 Plumas Sand bars, on the banks of Hopkins Creek, about 100 yards northwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  UC1185299  Sagina saginoides H. E. Brown Aug 1 1897-Aug 15 1897 627 Plumas near Lassen Buttes 1828 Comment
  UC142444  Sagittaria latifolia Mrs. R. M. Austin Aug, 1878 296 Plumas Big Meadows Comment
  CAS-BOT-BC103622  Salix eastwoodiae Rimo Bacigalupi 1927-7-8 1667 Plumas western edge of Long Lake Comment
  UC440203  Salix eastwoodiae Mrs. C. M. Wilder 1912-7-10 9333 Plumas Bear Lakes 1981 Comment
  CAS-BOT-BC103890  Salix exigua W. Harnach; N. Harnach 1991-6-21 557 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23 1487 Comment
  UCD147795  Salix exigua var. exigua Allyson Ayalon; Lucie Jerabkova 2012-8-1 148 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  UC525899  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 698 Plumas ca. 5 mi. s.w. Prattville (Fork of Feather R.); Fork of Feather R. Comment
  JEPS14869  Salix lasiandra var. lasiandra John Warren Duffield 1937-5-30 Plumas near rd. into U.C. Forestry Camp (gravel pit n. of Meadow Valley Creek) 1158 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
  CHSC69901  Salix lemmonii L. P. Janeway 1997-5-7 5117 Plumas Along north side of Red Clover Creek, 6.9 mi southeast of Indian Creek and 0.3 mi northwest of Notson Bridge (via Beckwourth-Genesee Road). 1554 Comment
  RSA107160  Salix lemmonii Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  UC1135030  Salix lemmonii E. Sawyer 1935-5-27 40 Plumas 1 1/4 mi nnw Kerby; Sierraville Quadrangle 1554 Comment
  UC481906  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 398 Plumas N. Fork Feather R. at Chester; N. Fork Feather R. 1350 Comment
  UC482031  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
  CAS-BOT-BC129384  Salix melanopsis John Thomas Howell 1959-9-21 34769 Plumas Bars of N. Fork Feather River near Belden - Sierra Nevada 701 Comment
  JEPS14873  Salix melanopsis John Warren Duffield 1937-5-30 Plumas in Meadow Valley Creek near rd. into U. C. Forestry Camp; Meadow Valley Creek 1158 Comment
  UCD111780  Salix melanopsis Lewis S. Rose 1968-6-10 68090 Plumas Quincy. 1036 Comment
  JEPS14872  Salix planifolia subsp. planifolia John Warren Duffield 1937-5-30 Plumas gravel pit n of Meadow Valley Creek (near rd. into camp) 1158 Comment
  UCD63045  Salix scouleriana Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Plumas Quincy. Blackhawk Road. Butterfly Valley. Butterfly Valley Botanical Area. Sweetwater Marsh. 1160 Comment
  CAS-BOT-BC176980  Salsola tragus E. K. Balls 1950-9-15 15864 Plumas South tip Lake Almanor, near P.G.E. dam, Hwy 89 1371 Comment
  RSA59182  Sambucus microbotrys E. K. Balls 1950-9-1 15608 Plumas East of Long Lake at base of cliffs at top of meadow leading down to two smaller lakes 2134 Comment
  RSA641469  Sanguisorba annua Michael A. Vincent 1999-6-8 8570 Plumas Plumas Nat'l Forest, Milford Ranger Dist. Squaw Valley; around jct of FS Route 70 and FS 01. Comment
  RSA74136  Sanicula bipinnatifida Milo S. Baker 1952-5-26 12466 Plumas Indian valley, 1/2 mi below Crescent Mills, Hwy 89 Comment
  JEPS95555  Sanicula graveolens Lowell Ahart 1994-7-7 7450 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  CDA18481  Sanicula graveolens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3237 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  JEPS25810  Sanicula graveolens John W. Duffield 1937-5-27 Plumas Meadow Valley, Grubstake Flats, southwestern Plumas County Meadow Valley; , Grubstake Flats 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
  SEINET11155991  Sanicula graveolens A. A. Heller, P. B. Kennedy 1907-7-8 8765 Plumas Near Greenville. Comment
  UC660060  Sanicula tuberosa Alan A. Beetle 1941-6-28 2780 Plumas Lake Almanor, W side 1828 Comment
  JEPS28623  Sanicula tuberosa George W. Gillett 1957-7-18 810 Plumas Lassen Volcanic National Park, ne side of Boiling Springs Lake Boiling Springs Lake Boiling Springs Lake Boiling Springs La; Lassen Volcanic National Park, Boiling Springs Lake 1813 Comment
  CHSC95004  Saponaria officinalis Lowell Ahart 2006-10-23 13479 Plumas On large gravel, on the southeast side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  SD7167  Sarcodes sanguinea Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SD7825  Sarcodes sanguinea Daniel Cleveland july 1882 Plumas Big Meadows Comment
  UC570336  Sarcodes sanguinea E. Sawyer 1935-6-28 243 Plumas 3 3/4 mi. s.e. Grizzly Peak; Plumas Nat'l Forest 1554 Comment
  RSA255807  Sarcodes sanguinea Gary D. Wallace, Larry E. DeBuhr, G. Ansley Wallace 1972-5-21 1060 Plumas North end of the Sierra Nvada. Ca. 1.5 mi. E of jct. of Hwys. 89 & 70. Comment
  RSA471122  Sarcodes sanguinea Christopher Davidson 1974-7-27 2490 Plumas Plumas Nat. Forest, east of Janesville on rd to Antelope valley. 2134 Comment
  SEINET10904415  Sarracenia flava Mary Susan Taylor, H. Swanson 1982-9-2 Taylor 5089 Plumas T25N R9E ne/se sec 20. Greenville SW quad. Butterfly Valley Botanical Area, in bog just s of switchback, ca. 1 air mi w of Keddie. 3900 ft. 1189 Comment
  JEPS104066  Saxifraga odontoloma Lowell Ahart 2003-8-13 10503 Plumas On the e side of Hopkins Creek, ca 30 yd south of where Hopkins Creek forks, ca 1/8 mi south of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain, ca 10 1/2 mi (air) ne of La Porte. 1524 Comment
  CDA6721  Scabiosa atropurpurea D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .259 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  RSA0101559  Sceptridium multifidum C. C. Bruce 1897-09 s.n. Plumas Butterfly Valley. Comment
  RSA0102601  Sceptridium multifidum Ira L. Wiggins 1948-9-15 12056 Plumas On ridge between canyons of Onion Creek and Middle Fork of the Feather River. Comment
  JEPS83782  Scheuchzeria palustris subsp. americana V. Oswald and L. Ahart 1988-8-4 3672 Plumas just s boundary of Lassen Volcanic National Park (se of Drakesbad, s side of lake); Willow Lake 1676 Comment
  CAS-BOT-BC111572  Schoenoplectus americanus John Thomas Howell 1959-9-22 34867 Plumas On hot spring terrases, Drakesbad. 1737 Comment
  SEINET10466945  Scirpus acutus Mary Susan Taylor 1982-9-8 Taylor 5125 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  JEPS105993  Scirpus congdonii Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11168 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  CAS-BOT-BC35578  Scirpus congdonii George Wilson Gillett 1957-7-18 832 Plumas North end of Willow Lake, along inlet from Little Willow Lake, Lassen Volcanic National Park 1661 Comment
  CAS-BOT-BC110860  Scirpus diffusus John Thomas Howell 1976-7-15 51870 Plumas Snake Lake, about 4 miles northwest of Quincy 1219 Comment
  UCD141263  Scirpus microcarpus Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  CDA9310  Scutellaria californica D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .26 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CAS-BOT-BC64185  Sedum obtusatum subsp. obtusatum John Thomas Howell 1951-6-27 s.n. Plumas Jamison Creek 1828 Comment
  CHSC91475  Senecio aronicoides L. P. Janeway 2005-6-26 8442 Plumas Northern High Sierra Nevada. Steep east-facing slope above Road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  CAS-BOT-BC363732  Senecio hydrophilus John Thomas Howell 1951-8-20 28218 Plumas Indian Valley 1097 Comment
  CHSC40244  Senecio hydrophilus K. R. Stern 1985-6-25 8228 Plumas Meadow, vic. Blairsden. 1371 Comment
  CHSC37028  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
  UC1523720  Sericocarpus oregonensis subsp. californicus Gary Schoolcraft 1982-8-2 840 Plumas west of Crescent Mills 1219 Comment
  CHSC75512  Sidalcea glaucescens G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3060 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  JEPS67295  Sidalcea glaucescens W. L. Jepson 1939-7-31 19319 Plumas about 2 to 2 1/2 mi from summit Spanish Peak 2042 Comment
  SD130446  Sidalcea glaucescens John Thomas Howell 1962-6-17 37678 Plumas Butterfly Valley 1036 Comment
  UC1124960  Sidalcea glaucescens G. T. Nordstrom 1934-7-3 177 Plumas 3/4 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle 1645 Comment
  CHSC20808  Sidalcea oregana subsp. spicata K. R. Stern 1975-7-24 5845 Plumas E. shore of Lake Almanor. 1371 Comment
  SDSU8184  Sidalcea oregana subsp. spicata D. F. Howe 1964-7-29 3897 Plumas Near Gold Lake Lodge, Plumas national Forest 2012 Comment
  UC1124999  Sidalcea oregana subsp. spicata C. G. Albertus 1935-8-3 245 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quad. Comment
  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
  RSA101395  Silene californica R. Weatherby 1955-7-21 1649 Plumas Rocky Point, top of No Ear Bar trail, Middle Fork Feather River. 1524 Comment
  CAS-BOT-BC386987  Silene douglasii Ahart Lowell 1979-7-18 s.n. Plumas Ca. 1 mi. W of Pilot Pk. 1800 Comment
  SD8099  Silene douglasii Mrs. R. M. Austin 1880-1 Plumas Mt. Dyer, Big Meaows. Comment
  UC2042995  Silene douglasii Barbara Ertter with Gary Schoolcraft 1990-5-14 8970 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  UC1075645  Silene douglasii Robert J. Weatherby 1950-8-11 1507 Plumas on trail near Long Lake (Lakes Basin Area); North Sierra Nevada Mts., nr Long Lake, Lakes Basin Area 1981 Comment
  CHSC97273  Silene douglasii var. douglasii Lowell Ahart; John Dittes 2007-8-9 14434 Plumas About 50 yards west of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  JEPS113816  Silene douglasii var. douglasii Lowell Ahart, John Dittes 2007-8-9 14434 Plumas About 50 yards west of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  CAS-BOT-BC181291  Silene invisa Lowell Ahart 1986-9-10 5396 Plumas About 1/2 mile north-west of Pilot Peak, about 1/2 mile south-east of Onion Valley, about 14 miles north-east of La Porte 2072 Comment
  CHSC67359  Silene laciniata subsp. californica James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2571 Plumas Red Mtn. Rd. in saddle below summit, above junction with Rich Gulch Rd., N of Hwy. 70. Comment
  CDA13431  Silene lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13278 Plumas Sierra Nevada; Slopes above Bull Run Creek off USFS 23N12E. Comment
  CDA13806  Silene lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13493 Plumas Sierra Nevada; E of upper Bull Run Creek off USFS 23N12E. Comment
  CDA14135  Silene lemmonii G. F. Hrusa 1997-5-3 13825 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  POM181049  Silene lemmonii A. A. Heller, B. B. Kennedy 1907-7-11 8814 Plumas Prattville. Comment
  RSA59697  Silene lemmonii E. K. Balls 1950-9-9 15766 Plumas 1.5 miles along trail from Lakes Center Public Campground to Long Lake outlet. 2073 Comment
  SD46736  Silene lemmonii Robert J. Weatherby 1955-7-21 1655 Plumas 4th Water Bear Creek, Middle Fork Feather River. 1550 Comment
  UCSB15992  Silene lemmonii Breedlove, Dennis 1962-6-12 Plumas Bank of Jackson Creek; upper rrainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  RSA7884  Silene nuda H. A. Barker 1927-7-16 s.n. Plumas Along Feather River near Mohawk. 1372 Comment
  POM100977  Silene occidentalis Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  SEINET5337236  Silene occidentalis A. A. Heller, P. B. Kennedy 1907-7-11 8814 Plumas Prattville Comment
  SEINET5337221  Silene pectinata A. A. Heller, P. B. Kennedy 1907-7-16 8859 Plumas Genessee Valley near Genessee Comment
  CAS-BOT-BC75115  Sisymbrium altissimum John Thomas Howell 1955-7-19 30765 Plumas Sierra Nevada. Beckwourth. 1493 Comment
  UCD115461  Sisymbrium altissimum E. K. Balls 1950-9-15 15853 Plumas south tip of Lake Almanor by PG and E Station, Highway 89. 1371 Comment
  RSA699782  Sisyrinchium bellum Lowell A. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11169 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CHSC44149  Sium suave V. Oswald; L. Ahart 1988-8-4 3666 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  SEINET11162511  Sium suave M. Foster 1988-7-10 164 Plumas Big Grizzly Creek, 0.25 mile S of Walker Mine Road, 2 miles W of Lake Davis, 12 miles NW of Portola. 1768 Comment
  UC1191945  Sium suave Malcolm A. Nobs, S. Galen Smith 1949-8-19 1458 Plumas on southeastern side of Portola Portola Comment
  UC1134652  Smilacina racemosa F. W. Embree 1934-6-6 88 Plumas Three Lakes Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC1134653  Smilacina racemosa G. T. Nordstrom 1934-7-20 241 Plumas 1/2 mi nw Edmanton; Plumas National Forest, Bidwell Bar Quadrangle Comment
  JEPS62157  Smilacina racemosa Esther C. Fritz 1933-7-2 Plumas creek bed above and w Meadow Valley; Schneider Creek 1188 Comment
  CHSC75466  Solidago elongata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-8-11 13501 Plumas Sierra Nevada. Meadow, on N side of USFS 23N12, approx. 3/4 mile W of Bull Run Creek crossing. [Original lat./long. on label is '39 53 N; 120 39 W']. 1850 Comment
  CHSC95175  Solidago elongata R. D. Fischer; Jenny Marr 2004-8-7 820 Plumas Sierra Nevada foothills between Butte Meadows and Hwy 89 along Humbug Valley Road at the Yellow Creek crossing. 1219 Comment
  CHSC97247  Solidago elongata Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14470 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  HSC6185  Solidago elongata L. S. Rose 1966-7-28 66072 Plumas Quincy 1067 Comment
  JEPS114520  Solidago elongata Lowell Ahart 2008-8-14 15215 Plumas West of the small stream, northwest of the meadow (swamp, bog), about 300 yards north of the paved road, about 1/2 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of 1597 Comment
  CHSC118489  Solidago spectabilis Don Lepley 2016-8-7 Plumas Lassen National Forest. Almanor Ranger District. North side of Rd. 27N43 a mile west of Shanghai Ck.crossing. 1586 Comment
  CAS-BOT-BC365115  Solidago velutina subsp. californica John Thomas Howell 1924-8-11 620 Plumas 2 miles east of Chester Comment
  CAS-BOT-BC365974  Sonchus John Thomas Howell 1959-9-21 34796 Plumas Virgilia 841 Comment
  CHSC70277  Sorbus californica B. Castro; R. Zebell 1989-8-10 382 Plumas Ca 5 air mi S of Bucks Lake, just S of Green's Flat ca 0.3 mi E of USFS Rd 23N15 by narrow dirt road. 1700 Comment
  RSA59304  Sorbus californica E. K. Balls 1950-9-12 15786 Plumas 1.5 miles along trail from Lakes Center Public Campground towards Long Lake outlet. (Southern Plumas Co) 2012 Comment
  UC1128682  Sorbus californica D. Axelrod 1934-6-9 32 Plumas 2 1/4 mi nw Lexington Hill; Plumas National Forest 1767 Comment
  UC861957  Sorbus scopulina var. scopulina H. A. Thomas 1936-6-21 110 Plumas s Silver Lake (between 3rd Lake and; Camp Califorest); Meadow Valley Comment
  UC1128683  Sorbus sitchensis G. T. Nordstrom 1934-7-17 233 Plumas 1 1/2 mile S & 1/2 mile E. of Bucks Mtn.; Bidwell Bar Quad. 1524 Comment
  SEINET5335272  Sparganium emersum var. multipedunculatum M. J. Williams, J. T. Howell 1977-8-11 77- 68 -12 Plumas Last Chance Creek 1676 Comment
  RSA715592  Sparganium natans L. P. Janeway 1994-8-24 4750 Plumas Northern High Sierra Nevada. Shallow pond in South Fork Rock Creek at Deanes Valley Campground. 1299 Comment
  SEINET8883968  Spergularia marina W. Harnach, N. Harnach 1990-4-18 258 Plumas Sierra Valley, Marble Lane, Marble Hot Well. 1487 Comment
  CDA18431  Spergularia rubra G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3160 Plumas Long Valley; Long Valley, 0.4 mile south of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CHSC66696  Sphenosciadium capitellatum Vernon H. Oswald; Lowell Ahart 1996-8-1 8139 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. At a branch of Second Water Trough Creek, ca. 1.5 mi NW of Hauns Mdw., ca. 1.5 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1706 Comment
  HSC93487  Sphenosciadium capitellatum G. Fred Hrusa, T. D. Wilfred 1996-8-1 13422 Plumas Pine Creek at Brady's Camp, 1/2 mi. NE Argentine Rock 2125 Comment
  UC114750  Spiraea densiflora Mrs. R. M. Austin 1896-1 366 Plumas Lassen Peak Comment
  CHSC6572  Spiraea douglasii R. Carter 1966-7-10 479 Plumas Found 1 mi. N Bucks summit of W side Oroville-Quincy Rd. on slope above road, ca. 12 mi. W of Quincy. 1615 Comment
  CHSC91748  Spiraea douglasii G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16283 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: edge of bog. 1158 Comment
  JEPS45010  Spiraea douglasii W. L. Jepson 1924-7-24 10635 Plumas Meadow Valley 1158 Comment
  UCD114049  Spiraea douglasii Collector unknown Date unknown s.n. Plumas location unknown. Comment
  JEPS115216  Spiranthes porrifolia Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16152 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  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
  CHSC35278  Stachys ajugoides var. rigida M. S. Taylor 1981-8-19 4126 Plumas Jct Bell Creek and Rd 23N10, ca. 1.5 mi w of Sloat. In creek bed. 1310 Comment
  CHSC52070  Stachys ajugoides var. rigida L. P. Janeway 1989-6-27 3402 Plumas Between Tomba Rd and hwy 70/89, just N of Jackson Cr; below Cromberg Spring. 1335 Comment
  JEPS114522  Stachys ajugoides var. rigida Lowell Ahart 2008-8-14 15207 Plumas On the sides of a small stream, about 50 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1600 Comment
  JEPS122100  Stachys rigida var. rigida Lowell Ahart 2014-8-24 19745 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
  CDA13417  Stellaria borealis subsp. sitchana G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13265 Plumas Sierra Nevada; Plumas National Forest. Along Bull Run Creek off USFS 23N12E. Comment