Search Results — 2000 specimen records retrieved (1462 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  NY29140  Abies concolor H. E. Brown 1897-8-1 671 - 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
  NY29507  Abies lowiana E. Fritz 1936-6-22 8207 Plumas Comment
  CAS-BOT-BC78092  Abies magnifica John Thomas Howell; Gordon H. True 1967-7-11 43329 Plumas Summit ridge of Mt. Hough 2194 Comment
  SEINET10530580  Abies magnifica Mary Susan Taylor 1981-9-10 Taylor 4273 Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 Comment
  CAS-BOT-BC330956  Acer glabrum var. glabrum Lewis S. Rose 1969-6-23 69042 Plumas 8 mi SW of Quincy, La Porte Road 1310 Comment
  CHSC21552  Acer glabrum var. torreyi D. E. Brink Jr.; L. M. Mayer 1975-7-8 Plumas Found above Lower Bucks Lake along a stream at the north edge of the section. Comment
  JEPS28656  Acer glabrum var. torreyi George W. Gillett 1957-7-19 858 Plumas about 1 1/4 mi above Devil's Kitchen (trail to Sifford Lakes); Lassen Volcanic National Park 2057 Comment
  POM85454  Acer glabrum var. torreyi Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico, on the Big Divide. 1829 Comment
  CAS-BOT-BC333227  Acer macrophyllum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1969-6-24 2444 Plumas Butterfly Botanical Area and vicinity. Vicinity ofmouth of Butterfly Creek 883 Comment
  SEINET7893936  Acer macrophyllum C. N. Saulisberry 1949-5-28 s.n. Plumas Feather River Canyon, near Keddie Comment
  CAS-BOT-BC28730  Achillea millefolium Alice Eastwood 1927-6-12 14514 Plumas Forest Lodge, Greenville, United States Forest Reserve. Comment
  CAS-BOT-BC28739  Achillea millefolium John Thomas Howell 1960-7-18 35576 Plumas Drakesbad 1828 Comment
  UC1024643  Achnatherum lemmonii Leo Whitney 1934-8-13 2216 Plumas 3 mi e Cate Place (10 mi nw of Portola); Plumas National Forest, Big Grizzley Valley 1828 Comment
  UC1523704  Achnatherum lettermanii Gary Schoolcraft 1982-6-9 691 Plumas s of Beckworth 1584 Comment
  CAS-BOT-BC210745  Achnatherum nelsonii John Thomas Howell 1962-6-18 37775 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC210841  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-7-19 35684 A Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC32030  Achnatherum occidentale subsp. californicum L. Ahart 1978-7-29 1792 Plumas 0.5 mi below Bunker Hill Mine. 2000 Comment
  UC1133078  Achnatherum occidentale subsp. californicum F. W. Embree 1934-6-11 94 Plumas 1 mi ne Bucks Ranch; Plumas National Forest, Bidwell Bar Quadrangle Comment
  JEPS118388  Achnatherum occidentale subsp. occidentale Lowell Ahart 2011-9-17 17673 Plumas On bare open basalt, about 200 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 180 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1645 Comment
  UC641666  Achnatherum occidentale subsp. occidentale G. L. Stebbins Jr. 1939-7-9 2935 Plumas sw slope of Meadow View Peak Meadow View Peak 1920 Comment
  CAS-BOT-BC110712  Achnatherum occidentale subsp. pubescens L. P. Janeway 1992-6-8 4223 Plumas Plumas National Forest. Quincy Ranger District. About 0.3 mile south of Highway 70/89 at Lee Summit. 1359 Comment
  SBBG115949  Achnatherum occidentale subsp. pubescens J. T. Howell 1955-7-19 30754 Plumas Beckwourth 1493 Comment
  CHSC112549  Achnatherum thurberianum B. Castro; L. P. Janeway 2007-6-24 1642 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, downstream of small rock dam, ca 150 ft below 'finger' of very open Ponderosa-Jeffrey pine forest. 1676 Comment
  CHSC87985  Achnatherum thurberianum Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11152 Plumas On the north side of a forest road, southwest of a small meadow and seeps, 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. 2124 Comment
  CHSC32034  Acmispon americanus var. americanus L. Ahart 1977-7-26 1501 Plumas Along road to Bunker Hill Creek, ca. 0.5 mi below Bunker Hill Mine, ca. 10 mi ne of La Porte. 609 Comment
  CHSC62455  Acmispon americanus var. americanus L. P. Janeway 1993-8-26 4546 Plumas Plumas National Forest. Northwest corner of Sierra Valley; 1 mi west of Beckwourth and 4 mi east of Portola. On the south side of Middle Fork Feather River. 1484 Comment
  CHSC21312  Acmispon grandiflorus var. macranthus F. T. Griggs; A. Pass 1975-7-8 121 Plumas Buck's Lake. Comment
  CAS-BOT-BC391347  Aconitum columbianum John Thomas Howell 1955-7-20 30836 Plumas Mohawk 1371 Comment
  JEPS60363  Aconitum columbianum R. H. Platt 1891-1 Plumas the Sierras Comment
  SDSU9909  Aconitum columbianum D. F. Howe 1959-8-3 2787 Plumas 30.0 miles N of Qunicy. 1372 Comment
  CAS-BOT-BC391480  Aconitum columbianum subsp. columbianum Joseph Andorfer Ewan 1934-7-18 8545 Plumas Middle Fork Feather R. near Dentens Comment
  JEPS114407  Aconitum columbianum var. columbianum Lowell Ahart 2008-7-16 15081 Plumas In 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
  CHSC36928  Aconogonon davisiae M. S. Taylor; H. Swanson 1982-8-11 4965 Plumas On ridge between Florentine Canyon and Spencer Lakes, ca. 5 mi sw of Johnsville. 2133 Comment
  CAS-BOT-BC412892  Aconogonon davisiae Anna Head 1921-7-20 s.n. Plumas Trail above Round Lake, Feather River Region Comment
  CAS-BOT-BC418803  Aconogonon phytolaccifolium L. W. Swift 1934-7-5 86 Plumas Plumas National Forest. Finger Board 2011 Comment
  CAS-BOT-BC418806  Aconogonon phytolaccifolium George W. Gillett 1957-7-19 848 Plumas Lassen Volcanic National Park. On trail to Sifford Lakes about 1 1/4 miles above the Devils Kitchen 2057 Comment
  CAS-BOT-BC391667  Actaea rubra Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  UC924260  Actaea rubra H. S. Reed 1941-8-3 Plumas Forest Lodge 1036 Comment
  CAS-BOT-BC29838  Adenocaulon bicolor David D. Keck 1932-7-3 1629 Plumas near Quincy, south of town 1066 Comment
  JEPS28620  Adenocaulon bicolor George W. Gillett 1957-7-17 803 Plumas upper Willow Lake (near the east inlet); Lassen Volcanic National Park, Willow Lake 1661 Comment
  CHSC100139  Adiantum aleuticum L. P. Janeway; B. Castro 2008-9-13 9591 Plumas Northern High Sierra Nevada. Near Road 23N73Y 3.4 road km north of Oroville-Quincy Hwy and Grizzly Summit; 1.7 air km north-northwest of Grizzly Summit. Rocky bouldery north-facing dry drainage above the road. 1649 Comment
  CHSC32036  Adiantum aleuticum L. Ahart 1979-8-4 2010 Plumas Ca. 1 mi w of Pilot Peak, ca. 12 mi n of La Porte. 1800 Comment
  CHSC98324  Agastache urticifolia B. Castro; L. P. Janeway 2005-7-10 1503 Plumas Northern High Sierra Nevada. NW end of the Diamond Mtns, just S of crest. Towards N end of Stony Ridge, along jRoad 27N12 ca 0. 3 mi W of its jcn with Rd 27N13 (which runs along Stony Creek). On open NW-facing basalt rock slope. 1935 Comment
  UC1124435  Agastache urticifolia E. Sawyer 1935-6-27 170 Plumas 3 1/2 mi n Hawks; Plumas National Forest, Sierraville Quad. Comment
  CAS-BOT-BC29431  Ageratina occidentalis Clare B. Hardham 1978-8-11 21788 Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC29435  Ageratina occidentalis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS28654  Ageratina occidentalis George W. Gillett 1957-7-19 855 Plumas about 1.25 mi above the Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanie National Park 2057 Comment
  CAS-BOT-BC29598  Agoseris X dasycarpa Alice Eastwood 1927-6-27 14872 Plumas Chilcott [Chilcoot], United States Forest Reserve Comment
  CDA19251  Agoseris glauca var. laciniata G. D. Barbe, T. C. Fuller 1982-6-17 3810 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CAS-BOT-BC22922  Agoseris heterophylla John Thomas Howell 1951-6-27 27578 B Plumas Johnsville 1584 Comment
  CAS-BOT-BC22911  Agoseris heterophylla John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54195 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  CAS-BOT-BC22915  Agoseris heterophylla M. S. Taylor 1982-7-12 4642 Plumas Mt Harkness SE quad. Jct of Hwys 36 and 89, ca. 3 mi w of Chester. 1493 Comment
  CAS-BOT-BC13313  Agoseris parviflora Alice Eastwood 1927-6-27 14883 Plumas United States Forest Reserve. On road from Chilcoot. Comment
  CAS-BOT-BC13433  Agoseris retrorsa Alice Eastwood 1927-6-13 14546 Plumas Forest Lodge, Greenville, United States Forest Reserve. Comment
  SEINET12911692  Agropyron trachycaulum var. trachycaulum C. Tanner 1999-1 s.n. Plumas Within city limits of Portola (area bounded on N by alley, S by Quincy Street, E by Willow Street, W by Rock Street). 1484 Comment
  SEINET7295890 Image available Agrostis alba Malcolm A. Nobs, S. Galen Smith 1949-1 1382 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  JEPS113924  Agrostis capillaris W. and N. Harnach 2000-8-2 971 Plumas Sierra VAlley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23. South of Beckwourth, CA (Sierra Valley Farms) Comment
  CAS-BOT-BC127088  Agrostis exarata Thomas H. Kearney 1944-8-14 4 Plumas Near Prattville, Lake Almanor. Comment
  CAS-BOT-BC127105  Agrostis exarata John Thomas Howell 1926-7-30 2152 Plumas Prattville. 1463 Comment
  JEPS122184  Agrostis exarata Lowell Ahart 2014-8-26 19795 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  JEPS76241  Agrostis exarata W. L. Jepson 1939-8-16 19429 Plumas open flats Portola Comment
  RSA59905  Agrostis exarata E. K. Balls 1950-9-15 15832 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  UC1024642  Agrostis exarata Leo Whitney 1934-8-14 2217 Plumas ca 9 mi nw Portola (nw end of valley, near source of creek); Plumas National Forest, Big Grizzly Valley, Freeman Creek 1828 Comment
  UCD52334  Agrostis exarata John Thomas Howell 1976-7-16 51904 Plumas Spanish Creek at mouth of Wapaunsie Creek. 1097 Comment
  CAS-BOT-BC139611  Agrostis gigantea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1447 Plumas Butterfly Botanical Area and Vicinity. Near bed of Spanish Creek adjacent to confluence of Butterfly Creek. 883 Comment
  CDA13992  Agrostis gigantea G. F. Hrusa, T. D. Wilfred 1996-7-23 13404 a Plumas Sierra Nevada; Snake Lake, approx. 5 mi. WNW of Quincy. Slightly moist shoreline in shade of conifers. W side of lake, near main camps. Comment
  CHSC40287  Agrostis idahoensis Lowell Ahart 1985-7-11 5143 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CAS-BOT-BC138994  Agrostis pallens John Thomas Howell 1951-6-28 27686 Plumas Eureka Peak. 2133 Comment
  CHSC95138  Agrostis scabra Lowell Ahart 2006-10-23 13493 Plumas On the west side of Slate Creek(there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Strawberry Valley. 1281 Comment
  JEPS118395  Agrostis variabilis Lowell Ahart 2011-9-20 17689 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
  JEPS28275  Agrostis variabilis George W. Gillett 1957-7-18 809 Plumas s side Boiling Springs Lake (near trail); Lassen Volcanic National Park 1813 Comment
  CHSC116363  Agrostis variabilis Sara M. Taylor; Scott Batiuk 2012-8-14 65 Plumas Plumas National Forest. Slope Fen. Take Mile High Rd (off of Bucks Lake Rd) going north, pass Mill Creek Campground and get onto dirt Rd 24N33 to Mill Creek trailhead. Walk ~1.5 miles north and then east 3/4 mile to meadow. UTM zone 10, 4424066 N, 655727 E. 1987 Comment
  UC985658  Alisma plantago-aquatica Malcolm A. Nobs and S. Galen Smith 1949-8-19 1402 Plumas ca 2 mi s Greenville; Indian Valley Comment
  SBBG830  Allium anceps H. and M. Dearing 1938-7-1 2255 Plumas near Lake Almanor Comment
  JEPS113917  Allium anceps William Harnach 2004-4-24 1157 Plumas Sierra Valley open rocky flat below the cemetery to the west of Co. Road A-23. Comment
  CAS-BOT-BC459460  Allium bisceptrum Alice Eastwood 1927-6-27 14910 Plumas On road from Chilcott [Chilcoot], US Forest Reserve Comment
  UC1299315  Allium campanulatum Freed W. Hoffman 1946-6-9 747 Plumas Lake Almanor Comment
  CAS-BOT-BC466610  Allium campanulatum Hans Leschke 1954-7-3 s.n. Plumas 1/4 miles southeast of Boiling Springs Lake in dry soil 1859 Comment
  CAS-BOT-BC466623  Allium campanulatum Frank W. Peirson 1926-6-21 6805 Plumas Quincy. Northern Sierra Nevada 2074 Comment
  JEPS61505  Allium campanulatum W. I. Follett 1937-7-27 Plumas Rich Gulch; Rich Gulch Comment
  CHSC95089  Allium lemmonii L. P. Janeway; B. Castro 2006-6-3 8661 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.9 km north of the mouth of McReynolds Creek at Red Clover Creek. 1673 Comment
  CAS-BOT-BC472813  Allium obtusum Margaret Williams; Emily McPherson 1974-8-5 74 -P-4 Plumas Above Silver Lake, Trail to Mt. Elwell, Lakes Basin, Sierra Nevada 2072 Comment
  SEINET12048438  Allium obtusum L. Ahart, Ahart, P. 1983-1 4328 Plumas Near Onion Valley, W of Pilot Peak, near Quincey-La Porte Rd., NE of La Porte, Red Fir Forest 2000 Comment
  CAS-BOT-BC474061  Allium parvum M. S. Taylor 1982-5-14 4442 Plumas along Turner Springs Rd just S of its jct with Hwy 114 (Clio-Portola Rd), 2 air miles SW of Portola 1524 Comment
  RSA164372  Allium platycaule Clare B. Hardham 1961-6-16 7467 Plumas Diamond Peak. 2287 Comment
  RSA537499  Allium platycaule Barbara Ertter, Gary Schoolcraft 1989-7-3 8654 Plumas North side of Red Rock ca 8 airmiles south of Susanville. 2287 Comment
  RSA164300  Allophyllum violaceum Clare B. Hardham 1961-6-17 7511 Plumas Baxter Creek, south of Susanville. Smells 1677 Comment
  CAS-BOT-BC171361  Alnus incana subsp. tenuifolia E. K. Balls 1950-9-9 15758 Plumas S end of samll lake to W of Lakes Center Public Campground, southern Plumas Co. 2042 Comment
  CHSC43320  Alnus incana subsp. tenuifolia Lowell Ahart 1975-7-9 857 Plumas Along the edge of a small stream, about 1 mile west of Pilot Peak. 1981 Comment
  JEPS107975  Alnus incana subsp. tenuifolia Lowell Ahart, John Dittes 2005-9-19 12380 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  RSA189385  Alnus incana subsp. tenuifolia L. S. Rose 1967-5-7 67066 Plumas 3 mi W of Keddie, Butterfly Valley. 945 Comment
  UC917264  Alnus incana subsp. tenuifolia J. M. Tucker 1948-7-24 1727 Plumas boggy area near road from Cascade to Camel Peak 1615 Comment
  RSA718937  Alnus rhombifolia L. Ahart 2006-10-8 13407 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1.25 miles southwest of Belden. 715 Comment
  CAS-BOT-BC138115  Alopecurus aequalis var. aequalis John Thomas Howell 1951-6-28 27732 Plumas Eureka Lake. 1889 Comment
  CAS-BOT-BC137994  Alopecurus geniculatus Fred Sommers 1976-6-7 123 Plumas Sierra Nevada. Sierra Valley Marsh, roadside ditch along Dyson Lane. 1524 Comment
  CAS-BOT-BC138000  Alopecurus geniculatus John Thomas Howell 1960-7-22 35882 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC137955  Alopecurus saccatus Gladys L. Smith 1976-6-7 4573 Plumas Alongside Route A23, between Route 70 and Calpine about 6 miles north of Sierra county line and just before road to Hot Springs. 1524 Comment
  CAS-BOT-BC417943  Amelanchier alnifolia Michael A. Vincent 1999-6-7 8536 Plumas Along FS Rt. 176 and Chance Creek at bridge, 7.1 miles north of CA Rt. 70 Comment
  CHSC100036  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart 2008-8-14 15203 Plumas Steep north side of a good logging road (Forest Road 22N68), north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  POM275581  Amelanchier florida Lyman D. Benson 1932-7-29 4012 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CAS-BOT-BC136795  Amelanchier utahensis Mrs. H. C. Cantelow 1951-7-30 20 Plumas Near Johnsville Comment
  CAS-BOT-BC136801  Amelanchier utahensis Mary Strong Clemens 1920-5-21 s.n. Plumas Greenville Comment
  CHSC110942  Amelanchier utahensis L. P. Janeway 2010-7-3 10084 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 24N36 along the south side of the Oroville-Quincy Hwy; north side of Grizzly Creek; 0.8 km southwest of Grizzly Creek Campground. 1567 Comment
  CHSC115843  Amelanchier utahensis Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20418 Plumas On the west side of Blue Lake, 2710 feet north of Forest Service Road 29N18, 289 air-miles west-southwest of Sifford Mt., 6.26 air-miles south-southeast of Lassen Peak. 1918 Comment
  CHSC88650  Amelanchier utahensis B. Elliott 2002-6-8 11605 Plumas Plumas National Forest. Kellogg Lake swamp. 1920 Comment
  UC726134  Amelanchier utahensis A. A. Heller 1938-5-30 15136 Plumas slopes near Gray's Flat (Feather Highway) 853 Comment
  SEINET12479935  Amsinckia lycopsoides W. Harnach, N. Harnach 1990-5-12 305 Plumas Sierra Valley, Feather River Ranch. 1524 Comment
  CAS-BOT-BC64275  Anaphalis margaritacea H. E. Brown 1897-8-15 661 Plumas Near Lassen Buttes 1828 Comment
  CHSC100442  Anaphalis margaritacea Lowell Ahart 2008-9-10 15361 Plumas On both sides of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  CAS-BOT-BC391926  Anemone lyallii J. C. Boyce 1919-6-1 s.n. Plumas Massock 1371 Comment
  CAS-BOT-BC391929  Anemone lyallii Mary Strong Clemens 1920-4-28 s.n. Plumas Greenville Comment
  SD50758  Angelica arguta var. breweri Darley F. Howe 1959-8-3 2784 Plumas Thirty miles north of Quincy on Hwy 89. 1370 Comment
  JEPS95586  Angelica breweri Lowell Ahart 1994-7-28 7530 Plumas SW of Bucks Lake (NE of Frenchman Hill) 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
  CAS-BOT-BC59317  Antennaria argentea John Thomas Howell; Gordon True 1969-6-23 45821 Plumas Middle Fork of Feather River at Nelson Point 1249 Comment
  SEINET10475042  Antennaria argentea Mary Susan Taylor 1982-5-14 Taylor 4446 Plumas T22N R13E ne/nw sec 14. Portola quad. Open rocky ridge above Turner Springs Rd, ca. l mi s of Hwy 114(Clio-Portola Rd), ca. 2 air mi sw of Portola. 5400 ft. 1646 Comment
  SJSU6949  Antennaria argentea C. W. Sharsmith 1975-6-17 8224 Plumas near Gray Eagle Creek 1371 Comment
  JEPS113739  Antennaria dimorpha Lowell Ahart, John Dittes 2007-6-17 14154 Plumas On a low rocky open hill, about 20 yards southwest of Red Clover Creek, about 20 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 en 1654 Comment
  UC336310  Antennaria geyeri unknown 1883-7-1 Plumas Indian Valley Comment
  CHSC118834  Antennaria geyeri Wendy L. Boes 2015-6-27 2015027 Plumas Plumas National Forest. Located near Indian Creek, to northwest of Antelope Lake, in between Forest Service road 28N31 and 28N03. UTM 701358 E, 4453845 N, NAD83 Zone 10N. 1580 Comment
  CAS-BOT-BC58698  Antennaria luzuloides A. A. Heller; P. B. Kennedy 1907-7-5 8737 Plumas Red Clover Valley Comment
  UC176433  Antennaria luzuloides A. A. Heller and P. B. Kennedy 1907-7-5 8737 Plumas Red Clover Valley Comment
  SEINET6755238 Image available Antennaria luzuloides A. A. Heller, P. B. Kennedy 1907-7-5 8737 Plumas Red Clover Valley Comment
  CAS-BOT-BC79929  Antennaria microphylla A. A. Heller; P. B. Kennedy 1907-7-3 8699 Plumas Hills above Red Clover valley Comment
  UC1125558  Antennaria rosea E. Sawyer 1935-6-27 213 Plumas Mouth of Dixie Valley Sierraville Quad., Dixie Valley 1554 Comment
  RSA123397  Antennaria rosea E. Sawyer 1935-6-27 213 Plumas Mouth of Dixie Valley 1555 Comment
  UC584271  Antennaria umbrinella G. L. Stebbins Jr. and J. A. Jenkins 1937-7-10 2312 Plumas w of head of Stony Ridge 1828 Comment
  CHSC83615  Antirrhinum vexillo-calyculatum subsp. intermedium L. P. Janeway 2001-6-28 7243 Plumas High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road. 1067 Comment
  JEPS26684  Antirrhinum vexillocalyculatum subsp. intermedium P. C. Hutchison 1961-6-9 2117 Plumas 2 mi s (below) Rich Bar (canyon of the North Fork of the Feather River along U.S. Hwy 40 Alt, above road at bridge) Comment
  RSA79095  Antirrhinum vexillocalyculatum subsp. intermedium E. K. Balls, Percy C. Everett 1952-10-14 18210 Plumas 3.6 mi W of jct of Hwys 89 and 24, along Feather River Hwy. 762 Comment
  JEPS50773  Antirrhinum vexillocalyculatum subsp. intermedium Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9288 Plumas just e Rich Bar (along Feather River Highway) 762 Comment
  RSA71312  Antirrhinum vexillocalyculatum subsp. intermedium L. S. Rose 1951-6-29 51057 Plumas Feather River Canyon near Grays Flat. 823 Comment
  CHSC43324  Apocynum androsaemifolium Lowell Ahart 1983-7-16 883 Plumas West side of the South Fork of the Feather River, about 1 mile north of Little Grass Valley Reservoir. 1828 Comment
  UC1123472  Apocynum androsaemifolium G. T. Nordstrom 1934-7-3 188 Plumas 3/4 mi. s.w. Mt. Ararat (near plot #91); Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  CHSC34867  Apocynum cannabinum M. S. Taylor 1981-7-29 4134 Plumas Jct of Flournoy Grade (25N42) and Beckwourth-Genesee Rd, ca. 3 air mi ne of Genesee. 1127 Comment
  SEINET10454891  Apocynum pumilum Mary Susan Taylor 1981-7-17 Taylor 4035 Plumas T21N R12E se/se sec 7, Sierra City NW quad. Lakes Basin area, Bear Lakes trail, just S of spur trail to Gold Lake Lodge, ca. 6 mi S of Mohawk. 6500 ft elev. 1981 Comment
  CAS-BOT-BC392014  Aquilegia Clare B. Hardham 1978-8-11 s.n. Plumas Area se. of Thompson Peak Comment
  UC329986  Aquilegia formosa Lemmon Plumas Indian Valley Comment
  CAS-BOT-BC397882  Aquilegia formosa Mary Strong Clemens 1920-8-28 s.n. Plumas Greenville Comment
  SEINET10448419  Arabis constancei Mary Susan Taylor 1981-8-25 Taylor 4237 Plumas California: T25N R7E ne1/4 sw1/4 sec 10. Almanor SW quad. Red Hill Lookout, ca. 3 air mi NE of Belden. On serpentine. Plumas County. 6300 ft. 1920 Comment
  RSA0126161  Arabis glabra J. T. Howell, Gordon H. True, Walter Knight, I. Knight 1967-7-10 2129 Plumas Butterfly Botanical Area and Vicinity. 1128 Comment
  HSC73004  Arabis holboellii var. retrofracta M. S. Taylor 1981-6-2 3820 Plumas N side of Hwy. 70, on E side of Squirrel Creek, NE of Spring Garden overpass, 7.5 mi. SE of Quincy 1220 Comment
  SEINET10448328  Arabis holboellii var. retrofracta Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3820 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
  UC174583  Arabis rectissima var. rectissima A. A. Heller and P. B. Kennedy 1907-7-11 8809 Plumas Prattville Comment
  CDA18749  Arctostaphylos mewukka G. D. Barbe, T. C Fuller 1982-7-16 3768 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-BC38489  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-21 51337 Plumas Injun Jim Campground, Feather River Canyon. 609 Comment
  CAS-BOT-BC38491  Arctostaphylos mewukka subsp. truei John Thomas Howell; Gordon H. True 1967-7-11 43287 Plumas 2 miles from Quincy Junction on road to Mt. Hough 1219 Comment
  SD71019  Arctostaphylos nevadensis John Thomas Howell 1959-9-23 Plumas Road to Chester, 3 mi. S of Lassen Park boundary 1830 Comment
  CAS-BOT-BC42107  Arctostaphylos patula John Thomas Howell 1976-7-14 51826 Plumas American Valley near Quincy on road to Quincy Junction 1036 Comment
  CAS-BOT-BC42110  Arctostaphylos patula James Vale; Keith Wagnon; Walter Knight; Irja Knight 1981-5-20 4108 Plumas Three miles north of Greenville, state hwy. #89 1127 Comment
  CAS-BOT-BC42119  Arctostaphylos patula Alice Eastwood 1927-6-15 14595 Plumas On trail to Long Valley Comment
  CHSC55688  Arctostaphylos patula Ben Cunningham 1991-4-20 Plumas Ca. 20 ft W of Highway 70 at Twain, 18 mi S of Greenville. 975 Comment
  OBI69255  Arctostaphylos patula Kristina L. Schultz, Dan Schultz 2000-11-3 8 Plumas Quincy Range. Off trail at the intersection of Jackson St. and Old Meadow Valley rd Comment
  UCD53438  Arctostaphylos patula James I. Mallory 1967-8-15 275 Plumas Gibsonville Ridge. 1798 Comment
  SEINET10907241  Arctostaphylos patula Mary Susan Taylor 1981-5-14 Taylor 3724 Plumas T23N R6E se sec 33, Pulga SE quad. Walker Plains, both sides of Oroville- Quincy Hwy, ca. 0.5 mi S of Four Trees Rd jct, on Butte-Plumas county line, ca. 2 mi N of Merrimac. 5000 ft; on volcanic cobbles and cliffs. 1524 Comment
  CAS-BOT-BC27299  Arctostaphylos truei W. Knight; Irja Knight 1968-3-7 2593 Plumas From Injun Jim Campground on North Fork Feather River 609 Comment
  UCD51941  Arctostaphylos truei John Thomas Howell 1976-4-2 51570 Plumas Injun Jim Campground, North Fork Feather River, Plumas County. 609 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
  OBI14484  Arctostaphylos viscida subsp. viscida Lewis S. Rose 1967-5-7 67067 Plumas 3 mi W of Keddie, Butterfly Valley 945 Comment
  UCD52824  Arctostaphylos viscida subsp. viscida E. W. Jameson 1948-11-20 s.n. Plumas 4 mi. north of Quincy. 1097 Comment
  UCD59407  Arctostaphylos viscida subsp. viscida Walter and Irja Knight 1986-2-6 5220 Plumas Between bridge over north fork of Feather River near Pulga and Jarboe Gap. 640 Comment
  SD8176  Arenaria congesta Mrs. R. M. Austin Jul 1882 Plumas Round Valley Comment
  CAS-BOT-BC82086  Arnica Fred Sommers; Greg Sommers 1976-7-12 150 Plumas Hot Springs Area, Sierra Valley Marsh 1487 Comment
  CAS-BOT-BC82087  Arnica M. S. Taylor 1981-7-22 4105 Plumas On w side of Pine Creek Valley, ca. 1.5 mi n of Argentine Rock Lookout, ca. 6 air mi n of Spring Garden 2194 Comment
  SEINET6755608 Image available Arnica chamissonis W. Harnach, N. Harnach 1990-6-27 421 Plumas Sierra Valley, W of Beckwourth, Ramelli Ranch (USFS) between river and railroad 1487 Comment
  SBBG7585  Arnica cordifolia H. and M. Dearing 1939-5-9 3314 a Plumas near Blairsden on Sierra City Rd Comment
  UC579655  Arnica cordifolia E. Sawyer 1935-5-22 27 Plumas 1 1/4 mi ne Beckwith Butte; Plumas National Forest, Sierraville Quad. 1706 Comment
  CHSC82525  Arnica dealbata L. P. Janeway 2001-7-3 7271 Plumas Northern High Sierra Nevada. Ridge top between head of Third Water Creek and Grizzly Creek/Middle Fork Feather River; along Road 24N28 0.6 km from Road 23N16. 1756 Comment
  CAS-BOT-BC295857  Arnica dealbata Ella Dales Cantelow 1941-7-20 3514 Plumas 10 mi. s. of Quincy on rd. to La Porte 1981 Comment
  UCD129195  Arnica dealbata W. R. Powell 1968-7-2 1589 Plumas 1.25 miles northeast of La Porte. 1700 Comment
  CAS-BOT-BC82654  Arnica latifolia Lowell Ahart 1980-7-27 2489 Plumas About 5 miles east of Bucks Lake 1500 Comment
  CHSC80113  Arrhenatherum elatius L. P. Janeway 1996-6-20 5026 Plumas Northern High Sierra Nevada. Along Road 25N17 (road from Virgilia to Meadow Valley) 0.3 mi from Road 25N20, in total 1.9 mi from railroad crossing and East Branch North Fork Feather River. 1066 Comment
  UC1119388  Artemisia arbuscula subsp. arbuscula C. W. Hanks 1934-9-10 73 Plumas Lower Last Chance Valley Sierraville Quadrangle, Lower Last Chance Valley Comment
  SEINET224361  Artemisia cana John Thomas Howell 1961-9-24 Plumas Plumas County: Near Feather River bridge, SW of Beckwourth. 1487 Comment
  JEPS110454  Artemisia cana subsp. bolanderi Lowell Ahart 2006-9-21 13339 Plumas On both sides of the dirt road, about 50 yards south of the railroad tracks, about 100 yards west of Beckwourth Calpine Road, about 3/4 mile (air) southwest of Beckwourth, Sierra Valley 1483 Comment
  CDA14033  Artemisia douglasiana G. F. Hrusa, T. D. Wilfred 1996-8-1 13405 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
  JEPS122090  Artemisia douglasiana Lowell Ahart 2014-8-26 19787 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
  SEINET10904838  Artemisia dracunculus Mary Susan Taylor 1982-9-13 Taylor 5130 Plumas T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft. 1487 Comment
  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
  CAS-BOT-BC93476  Artemisia tridentata subsp. tridentata John Thomas Howell 1959-9-24 34952 Plumas Sierra Nevada - 5 miles east of Quincy on road to Portola Comment
  CAS-BOT-BC93477  Artemisia tridentata subsp. tridentata John Thomas Howell 1959-9-24 34970 Plumas Sierra Nevada - Beckworth 1487 Comment
  UC1119450  Artemisia tridentata subsp. tridentata C. G. Albertus 1935-7-20 215 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC99276  Artemisia tridentata subsp. vaseyana L. P. Janeway 1989-9-6 3644 Plumas Crocker Mtn. quad. - along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 1752 Comment
  CHSC78476  Artemisia tridentata subsp. vaseyana Vernon H. Oswald 2000-7-31 9944 Plumas Forest Road 28N15 on Diamond Mountain at the pond draining into Indian Creek. 2084 Comment
  UCD137863  Asarum lemmonii Angela R. Drumm 1980-5-18 2 Plumas Butterflu Valley, 1 mile south of Keddie on dirt road branching to east off State Highway 40. 1036 Comment
  CHSC82543  Asclepias cordifolia Lowell Ahart 2002-7-18 9872 Plumas Meadow, about 100 yards south of the road to Tamarack Flat, on the north side of a small branch of Fall River, about 1/8 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/4 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 1/4 miles (air) northwest of La Porte. 1709 Comment
  CHSC34259  Asclepias fascicularis M. S. Taylor 1981-10-14 4279 Plumas W side of Hwy 89, ca. 1 air mi n of Hwy 70, ca. 10 air mi w of Quincy. 914 Comment
  UC1123544  Asclepias fascicularis C. W. Hanks 1934-9-18 85 Plumas hills n Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  SEINET3158546  Asclepias fascicularis E. K. Balls 1950-9-14 15798 Plumas Indian Creek, 1.5 mi. northeast of junction with Hwy 24 along Hwy 89 914 Comment
  CHSC101924  Asclepias speciosa Lowell Ahart; John Dittes 2009-7-13 16056 Plumas West side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CAS-BOT-BC69587  Aspidotis densa Lewis S. Rose 1963-6-5 63135 Plumas E. branch, North Fork Feather River, 0.5 mi. n. of Rich Bar. 822 Comment
  CHSC107925  Aspidotis densa L. P. Janeway 2011-7-6 10502 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir; 4.2 air km north-northeast of La Porte. Especially around low outcrops and rocky slope. 1721 Comment
  CHSC30764  Aspidotis densa M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3347 Plumas Abundant; ca. 1/4 mi s of Bucks Lake-Spanish Ranch Rd, ca. 1/4 mi e of Frenchman Hill, ca. 20 mi sw of Quincy. 1645 Comment
  CHSC98350  Aspidotis densa L. P. Janeway 2007-6-3 9012 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 Comment
  SEINET10872011  Aster breweri Mary Susan Taylor 1981-7-22 Taylor 4099 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
  SEINET10474428  Aster chilensis var. medius Mary Susan Taylor 1981-8-31 Taylor 4251 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
  CHSC66692  Aster elatus Vernon H. Oswald; Linnea Hanson 1996-7-30 8102 A Plumas Forest Rt. 201 (Old Haun Rd.) at Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1432 Comment
  CHSC66693  Aster elatus Vernon H. Oswald; Linnea Hanson 1996-7-30 8102 B Plumas Forest Rt. 201 (Old Haun Rd.) at Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1432 Comment
  SEINET13709329  Aster frondosus Lowell William Ahart, Lowell William Ahart 2001-1 9268 Plumas W Side Little Last Chance Creek, Strand of Frenchman Lake (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  RSA739859  Aster occidentalis L. P. Janeway 2007-8-12 9164 Plumas Northern High Sierra Nevada. ridge top on N side of Oak ridge, Westerly sloping head of Foreman Creek, 1.4 air kim NNW of Grizzly Summit. 1731 Comment
  RSA716598  Aster occidentalis var. occidentalis L. Ahart, John Dittes 2005-9-19 12413 Plumas Along the west side of a good dirt road, about 1.5 miles soutehast of Kettle Rock, about 1.5 miles soutehast of Taylor Lake. 2008 Comment
  SEINET10474438  Aster oregonensis subsp. californicus Mary Susan Taylor 1981-9-2 Taylor 4262 Plumas California: T26N R8E se1/4 of sec 36. Almanor SE quad. W side of 26N18, ca. 1 mi S of Onion Flat, ca. 3 mi W of Indian Falls. Mixed Evergreen Forest. Plumas County. 4800 ft. 1463 Comment
  RSA60797  Aster radulinus I. L. Wiggins 1948-9-15 12053 Plumas Onion Creek and Middle Fork of the Feather River. Comment
  RSA101410  Astragalus bolanderi R. Weatherby 1955-7-26 1664 Plumas Spanish Peak. Comment
  CAS-BOT-BC178759  Astragalus canadensis var. brevidens T. C. Fuller 1968-7-1 17319 Plumas Hwy 49 to Loyalton, ca. 6 mi. s. of Vinton - Sierra Valley, Sierra Nevada 1524 Comment
  CHSC57427  Astragalus lentiformis L. P. Janeway; Garrett Gibson 1991-6-20 4052 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 1/3 mi west of Middle Fork Feather River and ca 300 ft east of Hwy 70. 1484 Comment
  RSA39363  Astragalus lentiformis P. A. Munz 1947-5-16 11817 Plumas 5 Miles north of Chilcoot. 1524 Comment
  SEINET7325862 Image available Astragalus pulsiferae var. pulsiferae S. L. Welsh, ND Atwood 2001-1 28120 Plumas Beckwourth Pass, as Lassen County line, California Highway 70 1575 Comment
  SEINET10452235  Astragalus purshii Mary Susan Taylor 1982-5-7 Taylor 4417 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  RSA39886  Astragalus purshii var. purshii P. A. Munz 1947-5-16 11829 Plumas 8 miles north of Chilcoot. 1524 Comment
  CAS-BOT-BC193046  Astragalus purshii var. tinctus Clare B. Hardham 1961-6-16 7445 A Plumas Diamond Peak 2255 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
  RSA169385  Astragalus purshii var. tinctus L. S. Rose 1963-6-4 63123 Plumas Sierra Valley, 2 mi. s. of Beckwourth. 1463 Comment
  CAS-BOT-BC193049  Astragalus purshii var. tinctus M. S. Taylor 1982-5-14 4445 Plumas Above Portola, ca. 2 air mi sw of Portola 1584 Comment
  SEINET10484144  Astragalus purshii var. tinctus Mary Susan Taylor 1982-5-14 Taylor 4445 Plumas T22N R13E ne/nw sec 14. Portola quad. Open rocky ridge above Turner Springs Rd, ca. l mi s of Hwy 114(Clio-Portola Rd), ca. 2 air mi sw of Portola. 5400 ft. 1646 Comment
  CAS-BOT-BC27732  Astragalus webberi John Gill Lemmon 1874-1-1 s.n. Plumas Sierra Valley Comment
  NY658906  Astragalus webberi M. E. P. Ames s.n. Plumas Indian Valley Comment
  RSA18764  Astragalus webberi Marcus E. Jones 1937-1 s.n. Plumas [photo] Comment
  UCSB63567  Astragalus webberi Jokerst, James 1985-6-10 Plumas Upper edge of reconstruction zone of Hwy. 70: T26N R9E NE1/4 NW1/4 Sect. 35 Comment
  UC574530  Astragalus webberi Mrs. Pulsifer Ames Plumas Indian and Sierra Valley ne part Sierra Nevada, Indian and Sierra Valley (northeastern part of the Sierra Nevada) Comment
  UC725635  Astragalus webberi A. A. Heller 1942-6-5 16504 Plumas along State Highway #89 n of the junction with #24 near the Feather River; near the Feather River Comment
  CHSC34292  Asyneuma prenanthoides M. S. Taylor 1981-8-19 4217 Plumas Jct Bell Creek and rd 23N10, ca. 1.5 mi w of Sloat. 1310 Comment
  HSC101680  Asyneuma prenanthoides Dillon North Davis 2013-7-1 40 Plumas 9.5 miles south on FS Road 25N17 from intersection with Highway 70. Comment
  CAS-BOT-BC69501  Athyrium filix-femina var. californicum Lowell Ahart 1980-9-17 2653 Plumas Near lake, 1/2 mi. w. of Fowler Pk. 487 Comment
  CAS-BOT-BC69504  Athyrium filix-femina var. californicum David D. Keck 1932-7-3 1693 Plumas Quincy, just w. of town. 1066 Comment
  CAS-BOT-BC69505  Athyrium filix-femina var. californicum E. K. Balls 1950-9-9 15749 Plumas W. of Lakes Center Public Camp running into e. end of small lake, southern Plumas County. 2042 Comment
  CHSC110378  Athyrium filix-femina var. cyclosorum Lowell Ahart 2012-9-5 18450 Plumas Along the South Fork of the Feather River, about 800 yards east of the County Road where it crosses the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1940 Comment
  CHSC92148  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
  HSC102782  Athyrium filix-femina var. cyclosorum L. Ahart 2008-8-14 15208 Plumas About 1.0 mi. NE of Little Grass Valley Reservoir, ~ 0.5 mi. SW of the Feather Fork Mine; west of the South Fork of the Feather River, ~150 yds. NE of Forest Service Rd. 22N68. 1601 Comment
  CHSC55481  Athysanus pusillus Ben Cunningham 1991-4-20 Plumas Ca. 90 ft w of Pecks Valley road and 2 mi ne of Greenville. 1066 Comment
  UC118038  Athysanus pusillus Mrs. R. M. Austin 1880-1 Plumas Comment
  CAS-BOT-BC170566  Atriplex Fred Sommers; Greg Sommers 1976-8-20 221 Plumas Marble Hot Springs Area, Marble Lane, Sierra Valley Marsh 1487 Comment
  CAS-BOT-BC100038  Balsamorhiza deltoidea John Thomas Howell 1975-6-16 51137 Plumas 2 miles northwest of Spring Garden 1173 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
  JEPS32250  Balsamorhiza sagittata W. L. Jepson 1910-6-5 4072 Plumas Warner Valley 1554 Comment
  CHSC81354  Barbarea orthoceras L. P. Janeway 1996-5-13 4965 Plumas Northern High Sierra Nevada. Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. 902 Comment
  JEPS113521  Barbarea orthoceras Lowell Ahart, John Dittes 2007-6-16 14129 Plumas On damp soil, meadow, along a small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  SEINET10448243  Barbarea orthoceras Mary Susan Taylor 1982-9-7 Taylor 5094 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
  SEINET10514174  Beckmannia syzigachne Mary Susan Taylor 1982-8-27 Taylor 5068 Plumas T23N R14E S1/2 NE1/4 Sec 28. POrtola quad. In moist area, Ramelli Ranch where Feather River crosses RR tracks, ca. 1.5 miles SW of Beckwourth. With Hippuris vulgaris, Sium suave, Lemna. 1487 Comment
  RSA523380  Bidens cernua Barbara Ertter 1988-10-21 8003 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  SD7878  Bistorta bistortoides Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC579642  Blepharipappus scaber E. Sawyer 1935-6-7 80 Plumas 3.75 mi sw Sugar Loaf; Sierraville Quad. 1493 Comment
  CAS-BOT-BC128026  Blepharipappus scaber H. N. Bolander; Kellogg s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC128029  Blepharipappus scaber W. Harnach; N. Harnach 1990-8-27 522 Plumas Sierra Valley. Intersection of Co. Rd. A-23 and Marble Lane 1489 Comment
  UCD129602  Blepharipappus scaber M. S. Taylor 1982-6-28 4765 -A Plumas Ramelli Ranch, between Calpine Road (109) and cow pastures, south side of Highway 70. Around 1 mile west of beckwourth. 1487 Comment
  CAS-BOT-BC16869  Boechera Lowell Ahart 1989-7-2 6341 Plumas On the northwest side and near the summit of Pilot Peak, about 10 miles northeast of La Porte. 2255 Comment
  UCD114358  Boechera breweri R. E. Preston 1982-4-29 273 Plumas ca. 30 yds e of Chips Creek, between Forest and Riparian zone, ca. 100 yds n of Hwy 70. 655 Comment
  CAS-BOT-BC16143  Boechera constancei Wayne Dakan; Arno H. Schmitt 1974-5-31 s.n. Plumas Sierra Nevada. On road from Round Valley to Long Valley. Comment
  CAS-BOT-BC27228  Boechera constancei Lincoln Constance 1938-6-9 2309 Plumas Above the Middle Fork of Feather River, 7.3 miles SE of Quincy 1219 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
  CAS-BOT-BC14109  Boechera pauciflora Doris Kildale Gillespie 1930-5-12 9316 Plumas 2 miles east of Chester. Comment
  CHSC24680  Boechera pauciflora Keith Lickey 1976-4-17 70 Plumas Ca 20 m s of Highway 70 at se entrance to Grizzly Dome Tunnel; ne side of Grizzly Creek. 914 Comment
  JEPS106218  Boechera pinetorum Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 10995 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  CHSC82502  Boechera rectissima Lowell Ahart 2002-6-26 9774 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  CHSC94125  Boechera rectissima Lowell Ahart 2006-7-3 12908 Plumas Near the east 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
  CHSC99826  Boechera rectissima Lowell Ahart 2008-7-16 15084 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
  CAS-BOT-BC25409  Boechera retrofracta John Thomas Howell; Gordon H. True 1967-7-9 43249 Plumas Sierra Nevada. North Fork of the Feather River at Caribou. 914 Comment
  CHSC97025  Boechera sparsiflora Susan Bazell; Gerry Ingco 2007-6-9 52 Plumas Along Caribou Fisherman's Trail which begins at far side of power plant in old town of Caribou at end of Caribou Rd, off Hwy 70. 944 Comment
  CAS-BOT-BC25723  Boechera sparsiflora W. I. Follett 1946-5-24 s.n. Plumas Chip Creek. Comment
  RSA59435  Boisduvalia glabella E. K. Balls 1950-9-15 15847 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  POM46383  Boisduvalia macrantha Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
  UC123118  Botrychium multifidum Mrs. R. M. Austin Sep 1896 358 Plumas Quincy Comment
  SEINET11709137  Botrychium multifidum R. M. Austin 1878-1 s.n. Plumas no further locality 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
  CHSC82539  Botrychium simplex Lowell Ahart; John Dittes 2002-6-17 9721 Plumas On the sides of a drainage in a meadow, on the north side of the road, about 1/8 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1651 Comment
  JEPS103254  Botrychium simplex Lowell Ahart 2002-9-8 9934 Plumas 4 air mi NW of La Porte; ; about 200 yards north of Lumpkin Ridge Road, about 3/4 mi (air) NE of Little Grass Valley Reservoir dam 1634 Comment
  CHSC82542  Botrychium simplex var. compositum Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9835 Plumas In a meadow, about 150 yards south of the road, about 3/4 mile west 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. 1716 Comment
  UCD102596  Boykinia major Jim McHenry 1992-6-1 s.n. Plumas location unknown. 1615 Comment
  CHSC61414  Brasenia schreberi Vernon H. Oswald; Lowell Ahart 1993-8-11 5782 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. 1767 Comment
  JEPS102470  Brasenia schreberi Lowell Ahart 2001-10-16 9387 Plumas Round Valley Reservoir, plants collected near north shore and west of the dam, just below the road, about 2 1/2 miles SW of Greenville. 1365 Comment
  CAS-BOT-BC36773  Brassica rapa John Thomas Howell; Gordon H. True 1968-6-10 44540 Plumas Sierra Nevada. Quincy. 1036 Comment
  CHSC34280  Brickellia californica M. S. Taylor 1981-9-14 4278 Plumas W side of Hwy 89, ca. 1 air mi N of Hwy 70, ca. 10 air mi W of Quincy. 914 Comment
  SEINET10904924  Brickellia grandiflora Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4972 Plumas T22N R11E nw/nw sec 34. Sierra City NW qud. 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. 5900 ft. 1798 Comment
  CAS-BOT-BC127711  Brickellia greenei Lowell Ahart 1986-9-10 5393 Plumas Along the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte 1706 Comment
  SEINET10474493  Brickellia greenei Mary Susan Taylor 1981-7-18 Taylor 4057 Plumas T25N R7E nw/nw sec 4, Almanor SW quad. On steep rocky to talus serpentine, N side of Caribou Rd, ca. 3 mi NE of its jct with Hwy 70 near Belden; 2800 ft elev. 853 Comment
  UC143028  Brodiaea minor Mrs. A. L. Coombs 1902-7-7 Plumas Prattville Comment
  SEINET10533850  Brodiaea multiflora Melvin L. Conrad, Douglas G. LeDoux; Patricia L. Kenney 1973-6-5 Conrad 7045 Plumas Yellow pine & douglas fir in plumas natl. Forest off hwy. 70 1067 Comment
  CHSC80901  Bromus carinatus var. carinatus Lowell Ahart; Vernon H. Oswald 2001-7-23 8999 Plumas On the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC148711  Bromus carinatus var. marginatus John Thomas Howell 1975-7-22 51369 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  CHSC108086  Bromus ciliatus Lowell Ahart 2011-9-17 17658 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CHSC88194  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
  CAS-BOT-BC156001  Bromus diandrus John Thomas Howell 1962-6-17 37689 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  UCD107476  Bromus hordeaceus Tim Kuhn 2006-6-13 30 Plumas south of Frenchman Lake. Comment
  CHSC76153  Bromus japonicus G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3328 Plumas Forest land 4.8 miles northwest of Antelope Lake, 0.7 mile east of forest road to Taylor Lake. 1661 Comment
  CAS-BOT-BC155326  Bromus laevipes s.n. Plumas Sierra Valley. Comment
  CAS-BOT-BC162012  Bromus racemosus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1637 Plumas Butterfly Botanical Area and Vicinity. Area at north of Pond Reservoir. 1097 Comment
  CAS-BOT-BC161355  Bromus tectorum Walter Knight; Irja Knight 1966-6-18 1378 Plumas Butterfly Valley. 1036 Comment
  CAS-BOT-BC161360  Bromus tectorum Mary S. Clemens 1920-6-10 s.n. Plumas Greenville. Comment
  JEPS116062  Bromus tectorum Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15866 Plumas About 1/3 miles (air) west of Lake Almanor Dam, near cut bank of Forest Road 27N01Y, along the north road edge 1462 Comment
  LA13855  Bromus tectorum Joseph Andorfer Ewan; 1934-7-19 8249 Plumas Mohawk Valley, Dentens 1615 Comment
  CHSC107907  Bromus vulgaris L. P. Janeway 2011-8-23 10669 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
  RSA88127  Calamagrostis koelerioides J. T. Howell 1951-6-26 27537 Plumas Feather River Canyon; Sierra Nevada. 854 Comment
  CHSC114408  Calamagrostis stricta subsp. inexpansa Don Lepley 2014-9-26 Plumas Lassen National Forest; Almanor Ranger District. Along Rock Creek, about 1/4 mile below crossing of Road 29N55. 1743 Comment
  CHSC116590  Calamagrostis stricta subsp. inexpansa B. Castro; L. P. Janeway 2011-10-31 1916 Plumas Northern High Sierra Nevada. N end of lower Thompson Valley ca 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. Wet bed of main channel, ca 375 ft N (upstream) of small rock dam on Thompson Creek, ca 30 ft below edge of surrounding open Ponderosa-Jeffrey pine forest. 1674 Comment
  SEINET10962336  Calandrinia ciliata var. menziesii Mary Susan Taylor 1982-6-21 Taylor 4708 Plumas T23N R11E ne/nw sec 30. Blue Nose Mt quad. Between small creek and Eureka Ridge Rd (23N09), ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 6100 ft. 1859 Comment
  CHSC110470  Calliscirpus brachythrix L. P. Janeway 2013-6-2 11122 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
  CHSC53582  Callitriche verna L. P. Janeway 1989-7-25 3524 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. In drainage channel. 1737 Comment
  CAS-BOT-BC487770  Calochortus coeruleus L. P. Janeway 1990-6-12 3712 Plumas Rattlesnake Creek, just N of Long Valley; along road 508, 1.1 miles N of Hwy 70/89 1432 Comment
  CDA15915  Calochortus leichtlinii B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; above upper Bull Run Creek off USFS 23N12E. Comment
  CHSC67719  Calochortus leichtlinii James D. Jokerst 1979-7-25 Plumas Ca. 20 m S of Meadow Creek, ca. 400 m E of forest service road to Deans Meadow. Comment
  CHSC76152  Calochortus leichtlinii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3206 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  HSC101684  Calochortus leichtlinii Dillon North Davis 2013-6-10 13 Plumas 9.8 miles south on FS Road 25N17 from intersection with Highway 70. Comment
  CDA18569  Calochortus leichtlinii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3336 Plumas Sierra Nevada; 0.5 mile southeast of bridge crossing Indian Creek; 0.1 mile norhtwest of junction with road to Antelope Lake Dam. 1600 Comment
  RSA52900  Calochortus leichtlinii R. Weatherby 1950-8-11 1521 Plumas Near spring on slopes of Mt. Elwell, Lakes Basin Area 2195 Comment
  CAS-BOT-BC483480  Calochortus minimus A. A. Heller 1915-7-7 12066 Plumas Near the summit of Soapstone Ridge, 12 miles west of Bucks in the Sierra Nevada 1676 Comment
  CAS-BOT-BC493113  Calochortus monophyllus Mrs. S. Earle Kelley 1919-1-1 s.n. Plumas Salmon Lake Comment
  CHSC67728  Calochortus nudus James D. Jokerst 1979-6-25 275 Plumas First meadow S of Meadow Valley Creek (S of road between Quincy and Bucks Lake). Comment
  UC648402  Calochortus nudus Marion Ownbey and Ruth P. Ownbey 1938-7-14 1740 Plumas below Humboldt Summit (on road between Jonesville and Lake Almanor) Comment
  UCD105973  Calochortus superbus Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 1524 Comment
  CAS-BOT-BC90964  Calycanthus occidentalis John Thomas Howell 1951-8-19 28172 Plumas Sierra Nevada. 3 miles east of Rich Bar. 853 Comment
  CAS-BOT-BC90965  Calycanthus occidentalis Anna Head 1920-6-18 s.n. Plumas Feather River Region. Camp Rodgers. 701 Comment
  CHSC113612  Calyptridium monospermum Lowell Ahart 2014-8-26 19781 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  SEINET10572714  Calyptridium umbellatum Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5182 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  SEINET7125762  Calystegia fulcrata subsp. malacophylla M. J. Williams 1980-6-13 80- 66 -1 Plumas Caribou Power Station Road, north of Hwy 70 1067 Comment
  CDA13360  Calystegia occidentalis subsp. occidentalis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13209 Plumas Sierra Nevada; Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  CDA14132  Calystegia occidentalis subsp. occidentalis G. F. Hrusa 1997-5-3 13822 Plumas Sierra Nevada; W side of Rattlesnake Creek, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC21313  Calystegia occidentalis subsp. occidentalis F. T. Griggs; A. Pass 1975-7-8 129 Plumas Buck's Lake Forest survey Comment
  CHSC82620  Calystegia occidentalis subsp. occidentalis L. P. Janeway 2001-7-3 7256 Plumas Northern High Sierra Nevada. Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek. 1567 Comment
  CHSC58188  Calystegia occidentalis subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1992-6-22 5014 Plumas Lassen Volcanic National Park. Little willow Creek between Willow Lake and the access road into Terminal Geyser. 1737 Comment
  CAS-BOT-BC496985  Camassia leichtlinii subsp. suksdorfii John Thomas Howell 1967-6-23 42713 Plumas Butterfly Valley 1066 Comment
  UC485760  Camassia quamash subsp. breviflora H. E. and S. T. Parks 1928-6-20 220 Plumas Mount Lassen National Park, Drakesbad Drakesbad; Mount Lassen National Park, Drakesbad Comment
  CAS-BOT-BC497558  Camassia quamash subsp. breviflora A. L., Mrs. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  UCD138361  Camassia quamash subsp. breviflora Les Berry 1956-5-29 s.n. Plumas between Beckwourth and Vinton, Sierra Valley. 1935 Comment
  UCD114106  Camelina microcarpa Michael A. Vincent 1999-6-7 8544 Plumas Plumas National Forest; Beckwourth Ranger District. Along Route A23, just south of Route 70, southwest of Beckwourth; along jeep trail just south of creek (at first gate). Comment
  CAS-BOT-BC160836  Camissonia tanacetifolia subsp. quadriperforata John Thomas Howell 1955-7-19 30753 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC160839  Camissonia tanacetifolia subsp. quadriperforata Alice Eastwood 1918-5-25 7051 Plumas Portola Comment
  RSA121155  Camissonia tanacetifolia subsp. quadriperforata Wayne E. Sawyer 1935-6-10 90 Plumas 4.75 miles SE of Sugarloaf 1494 Comment
  SEINET10905900  Campanula prenanthoides Joseph Clemens 1920-8-11 Clemens s.n. Plumas Greenville Comment
  CAS-BOT-BC471264  Cardamine cordifolia John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50635 Plumas Sierra Nevada. Headwaters of Indian Creek SE of Diamond Mt. 2164 Comment
  CAS-BOT-BC37822  Cardamine nuttallii M. S. Taylor 1982-6-1 4580 Plumas Between spur road and 27N92, northwest of Goldstripe Mine, ca. 4 air miles west of Greenville. 1615 Comment
  JEPS48776  Cardamine nuttallii var. covilleana J. W. Duffield 1937-5-23 Plumas se Bucks Lake (near Bear Creek, sw Plumas County); near Bear Creek, se of Bucks Lake Comment
  CAS-BOT-BC38088  Cardamine pachystigma Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1788 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 1036 Comment
  CHSC81356  Cardamine pachystigma L. P. Janeway 1996-4-11 4953 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC38092  Cardamine pachystigma John Thomas Howell; Gordon H. True 1967-5-9 42217 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CHSC118777  Cardamine pensylvanica Elizabwth Kramer 2015-5-20 2015 -004 Plumas Plumas National Forest. Silver Creek, north of Forest Service 24N29X, west of 24N56, near Meadow Valley. (UTM 663727E, 4422262 N, NAD83 Zone 10N.) 1160 Comment
  CAS-BOT-BC18353  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54184 Plumas Sierra Nevada. Long Valley at road to Maxwell Mine. 1633 Comment
  CAS-BOT-BC18368  Carex W. Harnach; N. Harnach 1990-4-22 268 Plumas Sierra Valley. Marble lane between steel bridge and vernal pool. 1487 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
  SEINET4292088 Image available Carex athrostachya L. Ahart, Guardino, J 2005-1 12269 Plumas Yellow Pine Forest. 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 miair) NW of the Boulder Creek Work Center at Antelope Lake Comment
  SEINET7550691 Image available Carex athrostachya Unknown 2003-9-6 7981 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Red Cinder 7.5' quad. 2057 Comment
  SEINET8989735 Image available Carex athrostachya L. Janeway, Castro, B 2003-1 7980 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Red Cinder 7.5' quad. Comment
  CAS-BOT-BC19133  Carex aurea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1669 Plumas Butterfly Botanical Area and Vicinity. Sweetwater Meadow. 1127 Comment
  CHSC77031  Carex aurea G. Douglas Barbe; T. C. Fuller 1982-6-17 3859 Plumas Frenchman Lake Region. 2 miles N of Turkey Point Fishing Access. At the shore of the N arm of the lake. 1706 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
  CAS-BOT-BC19634  Carex brainerdii John Thomas Howell 1951-6-28 27714 Plumas Eureka Peak. 2255 Comment
  CAS-BOT-BC19635  Carex brainerdii John Thomas Howell 1960-7-17 35484 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  JEPS110250  Carex brainerdii Lowell Ahart 2006-7-3 12901 Plumas Near the southwest 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
  RSA364726  Carex brainerdii Christopher Davidson 1975-6-7 2732 Plumas On Humboldt Road, branching W of highway 89, W of Lake Almanor. Ca. 3 miles W on this road. 1524 Comment
  JEPS102675  Carex buxbaumii Lowell Ahart 2001-7-11 8888 Plumas Meadow, on the east side of the dirt road, about 1/4 miles NW of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) NW of Greenville. 1447 Comment
  CHSC117447  Carex canescens subsp. canescens Lowell Ahart 2016-6-29 21078 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
  RSA201269  Carex cusickii J. T. Howell 1960-7-23 35936 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  UC1133347  Carex douglasii L. S. Smith 1931-5-27 2549 Plumas Last Chance Creek Plumas Forest, Last Chance Creek 1524 Comment
  CAS-BOT-BC20083  Carex echinata Lewis S. Rose 1967-6-19 67112 Plumas Butterfly Valley, ca 3 miles west of Keddie. 1127 Comment
  JEPS34395  Carex echinata subsp. echinata Rimo Bacigalupi and P. C. Hutchison, J. K. Wright 1963-6-1 8871 Plumas hanging bog above and nw Butterfly Valley (ca. 1.5 mi w of Keddie) 1158 Comment
  RSA189384B  Carex echinata subsp. echinata L. S. Rose 1967-6-12 67112 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  CHSC95061  Carex filifolia var. erostrata L. P. Janeway; B. Castro 2006-6-14 8691 Plumas Northern High Sierra Nevada. Lower-most part of Thompson Valley, about 435 m northwest of its mouth at McReynolds Creek, 1.4 km north of Red Clover Creek. About 60 m southwest of the creek. 1664 Comment
  CAS-BOT-BC20170  Carex filifolia var. erostrata L. W. Swift 1933-6-7 82 Plumas Plumas Forest. Thompson Creek. 1828 Comment
  SEINET11635244  Carex filifolia var. erostrata L. P. Janeway 1989-1 3288 Plumas S side of Red Clover Valley along Backwourth Genesee Rd (rd 111), Plumas NF, Beckwourth Ranger Dist 1670 Comment
  CHSC76811  Carex fracta G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3059 Plumas 10.6 miles NE of La Porte on La Porte-Quincy Road; 8.3 miles NE of junction, Little Grass Valley Reservoir Road, headquarters of South Fork Feather River. 1889 Comment
  CHSC99946  Carex fracta Lowell Ahart 2008-8-13 15177 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
  POM81197  Carex fracta Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  RSA739634  Carex geyeri L. P. Janeway, Matt Simenc 2008-9-10 9590 Plumas Northern High Sierra Nevada, along the ridge between Washington Creek and Winters Creek, 1 km S of Middle Fork Feather River, 3.4km NNW of Finger Board 1564 Comment
  CHSC77168  Carex heteroneura var. heteroneura G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3077 Plumas 10.6 miles NE of La Porte on La Porte-Quincy Road; 8.3 miles NE of junction, Little Grass Valley Reservoir Road, headquarters of South Fork Feather River. 1889 Comment
  JEPS95636  Carex heteroneura var. heteroneura Lowell Ahart 1994-7-22 7500 Plumas on S side of the Pacific Crest Trail, about 1/2 mi E of Mount Etna 1981 Comment
  CAS-BOT-BC28125  Carex hoodii John Thomas Howell 1951-6-27 27565 Plumas Johnsville 1584 Comment
  CHSC55438  Carex integra L. P. Janeway 1990-7-11 3791 Plumas Plumas National Forest. About 1/4 mi east of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Little Grizzly Creek. 1775 Comment
  CHSC65595  Carex integra L. P. Janeway 1995-7-23 4873 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  CAS-BOT-BC35505  Carex jonesii John Thomas Howell 1951-6-27 27603 Plumas McRae Meadow 1981 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
  CHSC42689  Carex laeviculmis L. P. Janeway 1987-6-20 2282 Plumas Ravine on N side of South Branch Middle Fork Feather River below Whiskey Hill. 1158 Comment
  CAS-BOT-BC7581  Carex lasiocarpa V. Oswald; Lowell Ahart 1988-8-4 3679 Plumas Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic National Park. On the NE side of the lake. 1676 Comment
  RSA59664  Carex lasiocarpa E. K. Balls 1950-9-9 15734 Plumas West of Lakes Center Public Campgound. 2043 Comment
  UC1584580  Carex lasiocarpa Dean W. Taylor 1990-8-20 11466 Plumas along a minor unnamed tributary, Little Willow Lake Lassen Volcanic National Park, Reading Peak 7 1/2' quad. 1844 Comment
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Jun 8 2006
  SEINET12650661  Carex lemmonii L. S. Rose 1967-1 67111 Plumas Butterfly Valley 1219 Comment
  CHSC47142  Carex lenticularis var. impressa Henricus Jansen 1989-6-22 Plumas Soldier Creek. 1371 Comment
  CHSC94174  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
  HSC97060  Carex lenticularis var. impressa L. Ahart 2006-7-9 12922 Plumas 100 yds. N of paved basalt road, 3.75 mi. NW of Tamarack Flat, 5.75 mi. NW of Little Grass Valley Reservoir 1679 Comment
  CAS-BOT-BC28510  Carex lenticularis var. lipocarpa John Thomas Howell 1951-6-28 27733 Plumas Eureka Lake 1889 Comment
  CHSC84928  Carex lenticularis var. lipocarpa L. P. Janeway 2003-9-20 8001 Plumas Northern High Sierra Nevada. Along edges of Round Lake, especially at the outlet; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. 2047 Comment
  CHSC118670  Carex leptopoda Chelsea Morgan 2015-6-28 2015023 Plumas Location near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1. UTM 688739 E, 4455754 N, NAD83 Zone 10N. 1800 Comment
  CHSC58201  Carex limosa Vernon H. Oswald; Lowell Ahart 1992-6-22 5025 Plumas Lassen Volcanic National Park. Small corner of park property on the S side of Warner Valley Rd. between Lee and Kelly Camps. 1597 Comment
  RSA715531  Carex limosa L. P. Janeway, B. Castro 2005-9-11 8540 Plumas Northern High Sierra Nevada. North edge of the fen above the middle of the Grassy Lakes, about 0.8 km northeast of Three Lakes. 1896 Comment
  CHSC96053  Carex luzulifolia L. P. Janeway; B. Castro 2006-9-9 8883 Plumas High Cascade Range. About 200 m east of Jedidian Colter Lake (between Blue Lake and North Arm Rice Creek). Broad flat meadow informally named Sheeba's Meadow. 1969 Comment
  SEINET7566773 Image available Carex mariposana John Thomas Howell, T. C. Fuller, G. D. Barbe 1981-6-25 54343 a Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  JEPS95634  Carex microptera Lowell Ahart 1994-7-20 7480 Plumas N of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna 1981 Comment
  CAS-BOT-BC320475  Carex multicaulis Peter F. Zika 2012-5-15 25866 Plumas Above Route 70, 3 air km NW of Grizzly Dome, canyon of North Fork Feather River, northern Sierra Nevada Highlands (n SNH) 520 Comment
  CDA18701  Carex multicaulis G. D. Barbe, T. C. Fuller 1982-6-15 3710 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1554 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
  JEPS120100  Carex multicaulis Lowell Ahart 2012-7-1 18249 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  SEINET7568484 Image available Carex multicostata L. P. Janeway 2003-7-19 7910 Plumas Reading Peak 7.5' quad. High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake, 200 m southeast of Little Willow Lake. 1853 Comment
  CAS-BOT-BC119855  Carex nebrascensis John Thomas Howell 1951-6-28 27674 Plumas Jamison Creek 1584 Comment
  CHSC52548  Carex nebrascensis L. P. Janeway 1989-6-29 3408 Plumas Plumas National Forest. Near head of Mapes Cyn; along the Beckwourth-Genesee Rd (rd 111) 4.9 mi N of Beckwourth. Small drying shady seep at Pappases Camp. 1767 Comment
  CAS-BOT-BC119860  Carex nebrascensis D. H. Esplin; R. K. Gierisch 1968-10-3 8 Plumas Crocker guard Sta, horse pasture. 1737 Comment
  CDA17789  Carex nebrascensis G. D. Barbe, T. C. Fuller 1982-6-17 3860 Plumas Frenchman Lake Region; 2 miles N of Turkey Point Fishing Access; shore of N arm of the lake. 0 Comment
  CHSC47010  Carex nervina L. P. Janeway 1989-8-4 3555 Plumas Plumas National Forest. East side of Eureka Ridge near headwater springs of Bear Cr. 1889 Comment
  CHSC47341  Carex nudata L. P. Janeway 1989-6-15 3325 Plumas Plumas National Forest. At edge of Middle Fk Feather River ca 1 mi SE of Cromberg. 1280 Comment
  CHSC109564  Carex pachycarpa L. P. Janeway 2012-8-8 11051 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; just east of the Gibsonville-Johnsville Road bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. 1745 Comment
  JEPS107642  Carex pachystachya Lowell Ahart, Josephine Guardino 2005-8-9 12256 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
  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
  JEPS107626  Carex pellita Lowell Ahart, Josephine Guardino 2005-8-9 12283 Plumas On the bottom of Fant Creek, about 100 yards southeast 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
  CAS-BOT-BC118139  Carex rossii L. P. Janeway 1984-7-22 930 Plumas Bucks Lake SE quad. Summit above Lookout Rock, 1.5 mi NE of Mt. Ararat 1815 Comment
  CHSC41162  Carex rossii L. P. Janeway 1985-6-27 1203 Plumas Plumas National Forest. Near the U.C. Forestry Camp, southwest of Meadow Valley. 1182 Comment
  CAS-BOT-BC118133  Carex rossii John Thomas Howell; R. C. Barneby 1954-5-14 29565 Plumas Damp meadow near Almanor PO. 1280 Comment
  CHSC81414  Carex scabriuscula Samantha Mackey 2000-9-6 304 Plumas Northern High Sierra Nevada. Frenchman Hill. Throughout the north-facing drainage. 1828 Comment
  SEINET3144236  Carex scopulorum var. bracteosa E. K. Balls 1950-9-1 15597 Plumas E of Long Lake 2103 Comment
  JEPS113708  Carex sheldonii Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14464 Plumas About 20 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  CHSC77174  Carex simulata G. Douglas Barbe; T. C. Fuller 1982-6-17 3864 a Plumas Frenchman Lake Region. 2 miles N of Turkey Point Fishing Access; at the shore of N arm of the lake. 1706 Comment
  CHSC91825  Carex simulata G. D. Barbe; T. C. Fuller 1982-6-17 3861 Plumas Northern California. Plumas National Forest. 2 mi N of Turkey Pt Fishing Access; at the shore of the north arm of the lake. 1706 Comment
  JEPS63505  Carex simulata W. L. Jepson 1939-8-14 19414 Plumas Willow Creek 1828 Comment
  SEINET4290223  Carex specifica L. Ahart, Dittes, J; Guardino, J 2009-1 16207 Plumas South side of Forest Road 26N67F3, 1.2 miles (Air) northeast, of Rush Creek Hill, 2.6 miles (air) east- southeast of Caribou Powerhouse. Comment
  JEPS49037  Carex spectabilis Leland S. Smith 1927-8-10 2192 Plumas w end Gold Lake Tahoe National Forest, Gold Lake 2133 Comment
  CAS-BOT-BC114994  Carex subfusca John Thomas Howell 1962-6-18 37752 Plumas Sierra Valley near Beckwourth. 1487 Comment
  CDA13364  Carex subfusca G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13213 Plumas Sierra Nevada; N side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  CHSC48062  Carex subfusca L. P. Janeway 1987-6-20 2278 Plumas Ravine on N side of S Br Middle Fk Feather River below Whiskey Hill. 1158 Comment
  CHSC77176  Carex subfusca G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3320 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  SEINET8573903 Image available Carex subfusca L. Ahart, Dittes, J; Guardino, J 2009-1 15893 Plumas 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
  CDA17262  Carex utriculata G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16289 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  JEPS107717  Carex utriculata Lowell Ahart, John Dittes 2005-9-20 12446 Plumas In the center of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  CHSC116391  Carex utriculata Kendra G. Sikes; Scott Batiuk, Sara Taylor 2012-7-18 407 Plumas Plumas National Forest. Quaking Fen, 720 m east of Mill Creek trail. From trailheas walk ~2 miles north on trail and then head east at bearing of 260 degrees to fen. UTM zone 10, 4423775N, 655262E. 1940 Comment
  SEINET7579973 Image available Carex vesicaria Unknown 2006-9-9 8880 Plumas Reading Peak 7.5' quad, High Cascade Range, west shore of Jedidiah Colter Lake, between Blue Lake and North Arm Rice Creek. 1981 Comment
  CAS-BOT-BC115051  Carex vesicaria Hans Leschke 1960-8-5 1686 Plumas Little Bear Lake, Lassen Volcanic National Park. 2057 Comment
  CHSC109523  Carex whitneyi L. P. Janeway 2012-8-8 11050 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. Large flats well above the creek. 1745 Comment
  CHSC43527  Carex whitneyi Lowell Ahart 1977-7-9 1461 Plumas On a logging road near Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1645 Comment
  UC1120934  Cassiope mertensiana subsp. californica C. W. Hanks 1934-9-6 68 Plumas Top of Dixie Mtn. 2438 Comment
  CDA34137  Castilleja applegatei L. Ahart, J. Dittes 2009-7-15 16095 Plumas On the west side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butte Valley Reservoir Dam. Comment
  CAS-BOT-BC249714  Castilleja applegatei subsp. pinetorum Thomas H. Kearney 1944-8-14 139 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC249730  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-6-21 4705 Plumas Ca. 1/4 mi w of Eureka Ridge Rd (23N09), ca. 3/4 mi w of White Cap, ca. 3 air mi sw of Sloat 1767 Comment
  CHSC116107  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-7-4 20291 Plumas On the north side of the paved road, about 1 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 2 1/2 miles (air) north of Little Grass Valley Reservoir dam. 1720 Comment
  JEPS103376  Castilleja applegatei subsp. pinetorum Lowell Ahart 2002-6-26 9782 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  JEPS81445  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-5-25 4538 Plumas ca 2 air mi sw Sloat (4.4 mi w of Lee Summit, s side Fells Creek Rd (23N22)); Spring Garden Quad. 1310 Comment
  JEPS81452  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-6-2 4592 Plumas 0.2 mi s Cedar Creek crossing (along 23N49, ca 4 air mi n of Mohawk); Johnsville Quad. 1584 Comment
  JEPS9096  Castilleja applegatei subsp. pinetorum John Thomas Howell 1951-6-28 27715 Plumas Eureka Peak Sierra Nevada 2194 Comment
  JEPS3000  Castilleja applegatei subsp. pinetorum Milo S. Baker 1952-5-27 12473 Plumas Camp Storris; on Highway 24, at foot of bridge, P.G.&E. Station Comment
  CHSC21672  Castilleja arachnoidea D. Brink 1975-7-6 Plumas Ravine at NW end of Mud Lake. Comment
  JEPS95559  Castilleja arachnoidea Lowell Ahart 1994-7-7 7471 Plumas N side of Pacific Crest Trail, 1 mi W of Pilot Peak, about 1/4 mi E of Quincy--La Porte Road 1950 Comment
  SD7018  Castilleja exserta subsp. exserta Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  CHSC20833  Castilleja lacera K. R. Stern 1975-7-23 5817 Plumas NW shore of Lake Almanor. 1371 Comment
  CHSC97601  Castilleja lacera Lowell Ahart; John Dittes 2007-6-16 14136 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  RSA59585  Castilleja miniata E. K. Balls 1950-9-1 15667 Plumas East of Long Lake, meadow leading down to two smaller lakes. 2134 Comment
  CHSC75760  Castilleja miniata subsp. miniata Lowell Ahart; Vernon H. Oswald 1999-7-15 8094 Plumas About 50 yards east of the Quincy La Porte Road, about 3/4 mile south of Onion Valley, about 1 mile northwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1828 Comment
  CHSC34748  Castilleja peirsonii M. S. Taylor 1981-9-10 4271 Plumas Head of Bullfron Ravine, above seep, ca. 3 mi w of Indian Falls. 1737 Comment
  CAS-BOT-BC241038  Castilleja pilosa A. A. Heller; P. B. Kennedy 1907-7-5 8747 Plumas Red Clover Valley Comment
  CHSC77233  Castilleja pilosa G. Schoolcraft 1992-5-27 2240 Plumas About 2 miles s. of Vinton. 1554 Comment
  JEPS83445  Castilleja pruinosa G. L. Stebbins 1986-6-29 C 610 Plumas above Meadow Valley Comment
  JEPS113804  Castilleja tenuis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14026 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  CHSC101775  Ceanothus cordulatus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15868 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC21087  Ceanothus cordulatus F. T. Griggs; A. Pass 1975-7-2 52 Plumas Buck's Lake Forest Service Survey. Comment
  RSA14403  Ceanothus cordulatus Elmer I. Applegate 1929-6-21 5819 Plumas Warner Valley, Mt. Lassen Comment
  RSA609437  Ceanothus cordulatus Louis C. Wheeler 1958-7-29 7346 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  SD7225  Ceanothus cordulatus Mrs. R. M. Austin 1880-1 Plumas Prattville, Big Meadows Comment
  UCD111404  Ceanothus cordulatus J. M. Tucker 1948-7-24 1729 Plumas 1/2 mile northeast of Camel Peak. Comment
  UCD111781  Ceanothus cuneatus C. L. Schmidt 1988-7-15 1222 Plumas Red Hill, up Rush Creek Road, 9.4 miles SW of Paxton on US Hwy. 70. 1260 Comment
  CDA18699  Ceanothus cuneatus var. cuneatus G. D. Barbe, T. C. Fuller 1982-6-15 3706 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CHSC70040  Ceanothus cuneatus var. cuneatus L. P. Janeway 1997-5-15 5133 Plumas Hwy 70/89 at Rattlesnake Creek. 1310 Comment
  CAS-BOT-BC50728  Ceanothus integerrimus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2152 Plumas Butterfly Botanical Area and Vicinity - Beargrass Glade 1127 Comment
  SJSU5712  Ceanothus integerrimus L. S. Rose 1967-7-10 67153 Plumas 3 mi W of Keddie, Butterfly Valley 1097 Comment
  UCD111954  Ceanothus integerrimus Collector unknown Date unknown s.n. Plumas location unknown. Comment
  RSA189330  Ceanothus integerrimus var. californicus L. S. Rose 1967-7-10 67153 Plumas 3 miles west of Keddie, Butterfly Valley 1098 Comment
  UCD23357  Ceanothus lemmonii E. W. Jameson 1949-6-21 s.n. Plumas 4 mi. east, 1 mi. north of Quincy. 1158 Comment
  CAS-BOT-BC63362  Ceanothus prostratus Elizabeth McClintock 1968-5-18 s.n. Plumas E. of Frenchman Reservoir, n. of Cholcoot. 1706 Comment
  CAS-BOT-BC63370  Ceanothus prostratus Harry P.. Went 1920-5-17 s.n. Plumas Greenville. Comment
  JEPS48725  Ceanothus prostratus John W. Duffield 1937-5-23 Plumas rd to Bear Creek Ranger Station Comment
  RSA59889  Ceanothus prostratus E. K. Balls 1950-9-14 15816 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  UC1281210  Ceanothus prostratus H. E. McMinn 1941-8-27 5390 Plumas Blairsden Comment
  CAS-BOT-BC52169  Ceanothus pumilus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1648 Plumas Along roadside in area adjacent to Sweetwater Meadow 1127 Comment
  RSA59902  Ceanothus velutinus E. K. Balls 1950-9-14 15817 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  CHSC20809  Centaurea cyanus K. R. Stern 1975-7-24 5846 Plumas E shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC277044  Centaurea maculosa J. Budaj 1966-7-18 s.n. Plumas Near County Hospital, Quincy Comment
  CAS-BOT-BC277220  Centaurea solstitialis E. K. Balls 1950-8-31 15525 Plumas Hwy 24, 1 mi. n. of Spanish Creek, just north of Quincy 1097 Comment
  SBBG50559  Cercocarpus ledifolius var. intermontanus D. Ahrenholz 1964-5-16 20 Plumas Quincy Comment
  CHSC34284  Cercocarpus ledifolius var. ledifolius M. S. Taylor 1981-7-6 3979 Plumas In the Y of the two Ross Canyon Rds (25N31A and B), ca. 1.5 mi e of Dixie Valley Rd (28N01), ca. 16 air mi nw of Chilcott. 1920 Comment
  CHSC53031  Chaenactis douglasii var. douglasii L. P. Janeway 1989-6-23 3382 Plumas Plumas National Forest, Beckwourth Ranger District. Upper slope overlooking Crocker Mdw from the east. 1889 Comment
  POM183494  Chaenactis douglasii var. douglasii J. G. Lemmon 1874-09 s.n. Plumas Sierra Valley Comment
  RSA792297  Chaenactis douglasii var. douglasii Rebecca Wenk 2009-7-13 1117 Plumas Plumas National Forest, Frenchman Lake, Little Last Chance Creek Road, 1.2 air miles west northwest of reservoir dam. 1750 Comment
  CAS-BOT-BC276728  Chaenactis douglasii var. douglasii Clare B. Hardham 1975-8-2 20489 Plumas Black Mountain 2133 Comment
  CAS-BOT-BC276735  Chaenactis douglasii var. douglasii W. W. Wagner 1929-6-7 272 Plumas Sockum Creek 1371 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
  CHSC66763  Chamerion angustifolium subsp. circumvagum Vernon H. Oswald; Lowell Ahart 1996-8-14 8176 Plumas Northern High Sierra Nevada. Near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Rd., 1.8 mi NE of White Horse Campground. Downhill side of the road. 1676 Comment
  CAS-BOT-BC70200  Cheilanthes gracillima Anna Head 1921-7-1 s.n. Plumas Feather River region Comment
  CAS-BOT-BC70209  Cheilanthes gracillima Robert J. Weatherby 1950-8-11 1514 Plumas Mt. Elwell, just below abandoned lookout station 2377 Comment
  UC1874974  Cheilanthes gracillima Ruth Kirkpatrick 2001-7-18 1070 Plumas Eureka Peak 2011 Comment
  CHSC84548  Chenopodium album John Dittes; Lowell Ahart 2003-8-8 2003 -93 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
  CHSC84563  Chenopodium album John Dittes; Lowell Ahart 2003-8-8 2003 -95 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
  CDA15912  Chenopodium atrovirens B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Above upper Bull Run Creek off USFS 23N12E. Comment
  CDA23360  Chenopodium botrys L. Ahart 2006-10-23 13472 Plumas On the east 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. Comment
  RSA724942  Chenopodium pumilio L. Ahart 2006-10-8 13413 Plumas On east bank of Chips Creek, SE of the bridge of Hwy 70, on the N side of the North Fork of the Feather River, about 1.25 miles SW of Belden. 715 Comment
  CDA3114  Chenopodium pumilio J. T. Howell, G. H. True 1974-7-29 50629 Plumas Quincy. Comment
  UC1075731  Chimaphila menziesii Robert J. Weatherby 1955-7-21 1646 Plumas Bottle Springs near Middle Fork Feather R.; Bottle Springs 1615 Comment
  CHSC53139  Chimaphila umbellata L. P. Janeway 1990-9-2 3852 Plumas Plumas National Forest, Beckwourth Ranger District, Cascade Compartment. About halfway between Cascade Cr and Emigrant Cr, and about 1/3 mi S of Little Grizzly Cr. 1859 Comment
  RSA52868  Chimaphila umbellata subsp. occidentalis R. Weatherby 1950-7-7 1448 Plumas Gansner Creek, Quincy. 1220 Comment
  JEPS58684  Chrysolepis sempervirens W. L. Jepson 1924-7-18 10603 Plumas Soapstone Hill 1615 Comment
  JEPS58686  Chrysolepis sempervirens W. L. Jepson 1918-8-16 8003 Plumas Gold Run Creek; Susanville 1524 Comment
  RSA201324  Chrysolepis sempervirens J. T. Howell 1960-7-20 35783 Plumas Between boiling Springs Lake and Terminal Geyser. 1860 Comment
  UC566216  Chrysolepis sempervirens G. T. Nordstrom 1934-7-3 185 Plumas 1 1/4 mi sw of Mount Ararat 1645 Comment
  UCD110139  Chrysolepis sempervirens James I. Mallory 1969-8-21 354 Plumas 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  SEINET7450660 Image available Chrysopsis villosa var. minor M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 70 -3 Plumas East side of Frenchman's Reservoir. 1707 Comment
  RSA126612  Chrysothamnus nauseosus subsp. albicaulis E. Nourse 1934-8-9 7 Plumas 0.75 mile west of Clermont Hill 1951 Comment
  RSA126613  Chrysothamnus nauseosus subsp. albicaulis C. G. Albertus 1935-10-11 293 Plumas 2.9 miles NE of Loyalton 1524 Comment
  RSA201326  Chrysothamnus nauseosus subsp. albicaulis J. T. Howell 1960-8-20 36283 Plumas Kelly Camp, near Drakesbad. 1616 Comment
  RSA60126  Chrysothamnus nauseosus subsp. albicaulis E. K. Balls 1950-9-2 15649 Plumas Mt. Ingalls Lookout, north of Grizzly Valley 2485 Comment
  POM125954  Chrysothamnus parryi subsp. nevadensis I. M. Johnston 1919-9-2 2184 Plumas Keddie, open bench about the W. Pac. Station 982 Comment
  SEINET3146295  Chrysothamnus parryi subsp. nevadensis E. K. Balls 1950-8-4 15672 Plumas 4 mi. N of Quency; Feather Rv. Exper. Stat. 1219 Comment
  CAS-BOT-BC100816  Chrysothamnus viscidiflorus subsp. viscidiflorus Clare B. Hardham 1975-8-2 20468 Plumas Black Mt. 2133 Comment
  UC1136964  Chrysothamnus viscidiflorus subsp. viscidiflorus E. Sawyer 1935-6-4 69 Plumas 7.75 mi nne Sattley; Sierraville Quad. 1493 Comment
  CHSC59126  Cicuta douglasii Vernon H. Oswald 1992-8-10 5155 Plumas Lassen Volcanic National Park. Small corner of park on the SW side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  CHSC84333  Cinna latifolia Lowell Ahart 2003-8-5 10471 Plumas Along the edges of Hopkins Creek, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain. 1524 Comment
  CHSC20992  Circaea alpina subsp. pacifica F. T. Griggs; A. Pass 1975-7-11 157 Plumas Buck's Lake. Comment
  CHSC66762  Circaea alpina subsp. pacifica Vernon H. Oswald; Lowell Ahart 1996-8-14 8152 Plumas Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River. In a meadow. 1920 Comment
  RSA101427  Circaea alpina subsp. pacifica R. Weatherby 1955-8-6 1678 Plumas US Forest Service Camp. Meadow Valley. 1159 Comment
  CAS-BOT-BC284418  Cirsium arvense John Thomas Howell 1966-7-29 42026 Plumas Quincy, Sierra Nevada 1036 Comment
  CAS-BOT-BC279953  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35987 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC279956  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35977 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC279959  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35976 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SD8767  Cirsium douglasii var. breweri Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  UC1119203  Cirsium occidentale var. candidissimum C. W. Hanks 1934-8-10 39 Plumas ne edge of Sierra Valley; Plumas National Forest, Sierraville 1584 Comment
  JEPS30733  Cirsium occidentale var. venustum T. Mosquin 1958-6-1 3138 Plumas Feather River Comment
  UC194757  Cirsium scariosum A. A. Heller and P. B. Kennedy 1907-7-15 8855 Plumas near mouth Little Grizzly Creek (below Genesee) Comment
  CAS-BOT-BC228897  Cistanthe umbellata A. A. Heller 1915-7-7 12062 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC228902  Cistanthe umbellata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC228917  Cistanthe umbellata Mrs. H. C. Cantelow 1939-5-19 4209 Plumas 6 mi. W. of Buck Lake Comment
  CAS-BOT-BC162584  Clarkia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54213 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy - Sierra Nevada 1584 Comment
  CHSC62570  Clarkia gracilis subsp. gracilis L. P. Janeway 1993-6-16 4394 Plumas Plumas National Forest. North side of East Branch North Fork Feather River, across from Paxton; 0.8 mi west of Hwy 89. Cutbank of beginning of dirt road off of Hwy 70. 883 Comment
  CAS-BOT-BC163167  Clarkia lassenensis M. S. Taylor 1982-6-3 4607 Plumas NE side of Spring Garden Overpass, 7.5 mi se of Quincy 1219 Comment
  CHSC71148  Clarkia mildrediae subsp. lutescens L. P. Janeway; Loren Gehrung 1993-8-5 4494 Plumas South-facing slope between Road 22N57 and Black Rock Creek; about 0.1 mi north of the tip of this arm of Little Grass Valley Reservoir. 1569 Comment
  CHSC82617  Clarkia mildrediae subsp. lutescens L. P. Janeway 2001-7-3 7255 Plumas Northern High Sierra Nevada. Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek. 1567 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
  CHSC2428  Clarkia mildrediae subsp. mildrediae R. Carter 1965-6-18 237 Plumas Found in Feather R. Canyon along N side of Hwy. 40A, 20' E of Rock Creek power house. 640 Comment
  RSA108403  Clarkia mildrediae subsp. mildrediae Harlan Lewis, M. Lewis, F. Vasek 1950-6-30 752 Plumas Hwy 24, 7.8 mi. S of Yellow Creek Bridge along Feather River Comment
  RSA0059904  Clarkia mildrediae subsp. mildrediae J. T. Howell 1951-6-29 27754 Plumas Feather River Canyon 549 Comment
  CAS-BOT-BC164915  Clarkia rhomboidea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2224 Plumas Trestle Glen Comment
  CHSC53142  Clarkia rhomboidea L. P. Janeway 1989-6-23 3378 Plumas Plumas National Forest. Upper slope overlooking Crocker Cr from the east. 1889 Comment
  UC1143257  Clarkia rhomboidea H. and M. Lewis, F. Vasek 1950-6-30 748 Plumas 3.8 mi s Yellow Creek Bridge (Hwy.24, by dam); Feather River Comment
  CHSC20993  Clarkia stellata F. T. Griggs; A. Pass 1975-7-11 164 Plumas Buck's Lake. Comment
  CHSC87125  Clarkia stellata L. P. Janeway 2001-6-14 7173 Plumas Northern High Sierra Nevada. 4.8 km east-southeast of Meadow Valley; 1.3 km east of Deer Creek confluence with Rock Creek. 1329 Comment
  NY1085602  Clarkia stellata A. A. Heller 1907-7-9 8778 Plumas Prattville Comment
  NY1085603  Clarkia stellata A. A. Heller 1907-7-9 8813 Plumas Prattville Comment
  SEINET10689278  Clarkia stellata A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8813 Plumas Prattville Comment
  CHSC72455  Clarkia unguiculata L. P. Janeway 1998-7-1 5694 Plumas Northwest side of North Fork Feather River and Hwy 70; southeast-facing slope above the road across from Injun Jim School. 621 Comment
  SEINET10572751  Claytonia Mary Susan Taylor 1981-5-10 Taylor 3678 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
  SEINET10929032  Claytonia lanceolata Lowell Ahart, Peter Ahart 1983-7-20 Ahart 4198 Plumas Ca. 1/4 mi e of Feather Fork Mine, ca. 5.5 mi n of La Porte. Red Fir Forest; 1800 m. 1800 Comment
  CDA23954  Claytonia parviflora subsp. parviflora L. P. Janeway 1996-5-2 4974 Plumas Northern High Sierra Nevada.; Soda Creek, along Road 25N22 200 feet northwest of Highway 70 and East Branch North Fork Feather River. Comment
  CAS-BOT-BC443636  Claytonia perfoliata subsp. perfoliata Alice Eastwood 1927-6-11 14479 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC443639  Claytonia perfoliata subsp. perfoliata John Thomas Howell 1978-4-19 s.n. Plumas Dyson Lane, southwest of Vinton, Sierra Valley. Comment
  CDA14683  Claytonia rubra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3139 Plumas 3.25 miles west of Round Valley Reservoir dam, 0.25 mile east of junction with road to Canyon Dam, south arm of Lake Almanor. 1633 Comment
  SEINET10572734  Claytonia rubra Mary Susan Taylor 1982-5-6 Taylor 4408 Plumas T24N R8E se/sw sec 13. Bucks Lake NE quad. On wet clayey serpentine ridge, ca. 3/4 mi ne of 24N29, ca. l mi e of Meadow Valley. 3800 ft. 146 Comment
  CHSC56079  Claytonia rubra subsp. rubra L. P. Janeway 1987-4-19 2005 Plumas Almanor Peninsula. South-facing beach, sandy and gravelly band above high water line of Lake Almanor. 1371 Comment
  UC1136729  Claytonia rubra subsp. rubra D. Axelrod 1934-6-4 3 Plumas American House; Plumas National Forest, Bidwell Bar Quad. 1493 Comment
  UC119739  Clintonia uniflora R. M. S. Sept 1896 246 Plumas s of Quincy Comment
  CDA19235  Collinsia parviflora G. D. Barbe, T. C. Fuller 1982-6-17 3829 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  UCR115329  Collinsia parviflora G. D. Barbe, T. C. Fuller 1982-7-15 3748 Plumas Sierra Nevada, Shale road cut, 5.2 mi NE of junction with road to Red Hill, Plumas National Forest. BM: M 1524 Comment
  RSA0117232  Collinsia rattanii L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15859 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  HSC22975  Collinsia torreyi John Pratt 1970-6-30 56 Plumas Humboldt Summit Comment
  RSA88415  Collinsia torreyi J. T. Howell 1951-6-28 27703 Plumas Eureka Peak. 2195 Comment
  JEPS103358  Collinsia torreyi var. torreyi Lowell Ahart 2002-6-26 9769 Plumas On the E side of the poor road, ca 1 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1760 Comment
  CHSC62502  Collomia tinctoria B. Castro; Robin Ondricek-Fallscheer 1990-6-14 462 Plumas Ca 5.5 air mi S of Bucks Lake and 0.1 mi SE of jcn USFS Rd 23N18 with Rd 23N70, in the Arkansas Ravine area. 1524 Comment
  SJSU14361  Collomia tinctoria N. A. Hopkins 1990-7-1 1625 Plumas 17.2 mi N of Beckwourth on Beckwourth-Genessee Rd 1584 Comment
  CDA14717  Corallorhiza maculata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3236 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CHSC2371  Corallorhiza maculata R. Carter 1965-6-21 249 Plumas Found on E side of Oroville-Quincy Rd., 3.05 mi. N of Buckeye Water Hole, ca. 10' from road. 1219 Comment
  RSA101457  Corallorhiza maculata R. Weatherby 1955-7-2 1581 Plumas Fir woods above Wilcox Valley 1921 Comment
  SD7904  Corallorhiza maculata Mrs. R. M. Austin 1884-1 Plumas Big Meadows. Comment
  UC143604  Corallorhiza striata Mrs. R. M. Austin May 1878 Plumas e Prattville Comment
  CHSC35287  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1981-8-25 4240 Plumas Just off spur rd off Red Hill Rd (26N22F), ca. 1 air mi ne of the Lookout, ca. 5 air mi ne of Belden. 1767 Comment
  JEPS95429  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1994-7-28 7529 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  RSA104131  Cornus nuttallii T. C. Porter s.n. Plumas [Illegible location name] Comment
  CAS-BOT-BC210303  Cornus sericea Javier Penalosa 1962-6-19 2490 Plumas Hwy. 40-89, +- 6.2 mi SE of Quincy 1097 Comment
  CAS-BOT-BC210306  Cornus sericea Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC210500  Cornus sericea subsp. occidentalis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1867 Plumas Butterfly Botanical Area and Vicinity. On east side across the creek of Butterfly Valley proper 1036 Comment
  JEPS122316  Cornus sericea subsp. sericea Lowell Ahart 2014-8-31 19817 Plumas On the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, west side of Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  UC1122812  Cornus sericea subsp. sericea E. Sawyer 1935-6-14 113 Plumas 3 mi. n.-n.e. Kerby; Plumas Nat'l Forest, Sierraville Quad. Comment
  UCD117258  Cornus sessilis L. P. Janeway 1996-9-4 5082 Plumas Northern High Sierra Nevada. Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. 902 Comment
  POM180961  Cornus stolonifera A. A. Heller, P. R. Kennedy, A. H. Heller 1907-7-13 8829 Plumas Taylorville. Comment
  SD8286  Corydalis caseana Daniel Cleveland Jul 1882 Plumas Pratteville Comment
  CAS-BOT-BC401872  Corydalis caseana subsp. caseana Robert J. Weatherby 1955-7-2 1578 Plumas Creek below Bear Ridge, near Taylor Lake 1981 Comment
  UC634897  Corydalis caseana subsp. caseana Ethel Wicks July 1926 2897 Plumas Mt. Elwell Comment
  CHSC81816  Crataegus castlegarensis Lowell Ahart 2001-10-16 9393 Plumas Old road that crossed Indian Creek, about 10 yards east of the railroad tracks, where railroad has a bumper to start the signal lights on Arlington Road, about 400 yards south of Arlington Road, about 30 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CAS-BOT-BC290321  Crepis Clare B. Hardham 1975-8-2 20484 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC290448  Crepis acuminata Rimo Bacigalupi 1927-7-11 1700 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  UC566960  Crepis acuminata E. Sawyer 1935-6-18 123 Plumas 5 mi se Crow; Sierraville Quadrangle 1981 Comment
  SEINET10904934  Crepis acuminata Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4332 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CAS-BOT-BC291565  Crepis intermedia John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2424 Plumas Adjacent to the mouth of Butterfly Creek, Butterfly Botanical Area and vicinity 883 Comment
  CDA17287  Crepis intermedia G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16314 Plumas Sierra Nevada; Willow Creek Rd. 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  UC346537  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-23 181 Plumas along hwy about 2 or 3 mi e Meadow Valley (en route to Quincy) Comment
  UC346561  Crepis intermedia E. B. Babcock 1928-6-15 156 Plumas Feather River Inn golf course; near hwy Comment
  CHSC58157  Crepis occidentalis subsp. conjuncta Vernon H. Oswald 1992-6-18 4998 Plumas Lassen Volcanic National Park. Warner Valley-Drakesbad Rd. just inside the boundary of the park. Openings bordering the N side of the road. 1615 Comment
  JEPS113449  Crepis occidentalis subsp. occidentalis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13986 Plumas East side of an open rocky flat, 30 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  CHSC64070  Crepis pleurocarpa B. Castro; R. A. Schlising 1987-7-21 177 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42 on hillside below roads. 1539 Comment
  POM230912  Crepis pleurocarpa G. Ledyard Stebbins, J. A. Jenkins 1937-7-6 2210 Plumas East end of Almanor Lake 1372 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
  JEPS102608  Crypsis alopecuroides Lowell Ahart 2001-10-16 9377 Plumas On the NW side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1363 Comment
  UCR244660  Cryptantha J. T. Howell, H. K. Wagnon 1980-5-28 53699 Plumas Sierra Nevada Mtns., Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River 854 Comment
  CHSC87632  Cryptantha affinis Lowell Ahart; Josephine Guardino 2004-5-24 10942 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1204 Comment
  JEPS114425  Cryptantha affinis Lowell Ahart 2008-7-9 15061 Plumas Near seeps, on the east side of the good logging road , about 100 yards south of a small stream, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1645 Comment
  SEINET8518892  Cryptantha affinis A. A. Heller, P. B. Kennedy 1907-7-9 8777 Plumas Prattville. Comment
  SEINET8518893  Cryptantha affinis A. A. Heller, P. B. Kennedy 1907-7-4 8729 Plumas Meadow two miles S of Red Clover Valley. Comment
  CHSC54315  Cryptantha milobakeri Vernon H. Oswald; Lowell Ahart 1991-6-18 4681 Plumas Forest Rd 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville. 1609 Comment
  SEINET12564967  Cryptantha simulans A. A. Heller, P. B. Kennedy 1907-7-9 8776 Plumas Prattville. Comment
  UCD120098  Cryptantha torreyana John Thomas Howell 1960-7-18 35545 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  SEINET1869803  Cryptantha torreyana Barbara Ertter 1988-1 7846 Plumas Diamond Mts. Ca 12 airmiles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville-Red Rock jct, meadow in mixed conifer forest 1981 Comment
  UC1481813  Cryptogramma acrostichoides Mrs. Carlotta C. Hall 1912-7-11 9342 Plumas Long Lake 2042 Comment
  RSA52883  Cryptogramma acrostichoides R. Weatherby 1950-8-11 1506 Plumas Trail to Silver lake, Lakes Basin Area 1982 Comment
  UC1075646  Cryptogramma acrostichoides Robert J. Weatherby 1950-8-11 1506 Plumas trail to Silver Lake; N Sierra Nevada Mts, Lakes Basin Area 1981 Comment
  MACF019595  Cupressus Trudy R. Ericson 1975-9-18 403 Plumas Approx. 1/8 mi. east of Mud Lake which lies due south of end of logging road 2103 Comment
  CHSC33925  Cupressus bakeri M. S. Taylor 1981-8-3 4151 Plumas Along drainage east of Mud Lake, ca. 0.6 mi ne of Eisenheimer Peak, ca. 10 air mi n of Genesee. 2042 Comment
  RSA201317  Cuscuta californica J. T. Howell 1960-7-19 35689 Plumas Drakesbad 1677 Comment
  UCD126251  Cuscuta californica John Thomas Howell 1960-7-18 35606 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC224402  Cuscuta californica Anna Head 1921-7-27 s.n. Plumas Camp Elwell. Feather River Region Comment
  CHSC63457  Cuscuta californica var. californica Lowell Ahart 1994-7-22 7506 Plumas Southside of the Pacific Crest Trail, north of Mount Etna. 1981 Comment
  CHSC82707  Cuscuta californica var. californica Lowell Ahart 2002-7-18 9856 Plumas Ridge, about 1/8 mile north of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1743 Comment
  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
  HSC93210  Cuscuta occidentalis Vernon H. Oswald, L. Ahart 1996-8-14 8150 Plumas NE of La Porte-Quincy Rd. 0.9 mi. N of the road to Johnsville (0.9 mi. N of the Sierra Co. 2 mi. post); high Sierra Nevada 1890 Comment
  CHSC94728  Cuscuta subinclusa Lowell Ahart 2006-11-21 13342 Plumas On the south side of Bucks Lake Road, south of the spring at Bucks Summit, about 3 miles northeast of Bucks Lake. 1516 Comment
  HSC95439  Cuscuta subinclusa John Dittes 2002-8-10 230 Plumas N High Sierra Nevada, Plumas National Forest, Lumpkin Ridge, 2.5 mi. W of Little Grass Valley Reservoir Dam, 1.9 mi. E of Camel Peak, 1.2 mi. NE of McNair Saddle on N side of FS Primary Route 27 1686 Comment
  SEINET10935963  Cuscuta suksdorfii var. subpedicellata Mary Susan Taylor 1982-8-5 Taylor 4928 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  SJSU14350  Cusickiella douglasii N. A. Hopkins 1990-5-12 1615 Plumas 16.5 mi NW of Beckwourth on rd to Genessee 1706 Comment
  CHSC118709  Cynodon dactylon Noah Siegel; Wendy L. Boes 2015-5-11 2015001 Plumas Plumas National Forest. Located at Tobin Quarry UTM 644067 E, 4422464 N, NAD83 Zone 10N. Growing along the roadside at quarry. 792 Comment
  SEINET10467143  Cyperus aristatus Mary Susan Taylor 1982-8-23 Taylor 5038 Plumas T25N R8E ne/nw sec 24. Almanor SE quad. Along dirt rd on s side of Feather River ca. 1/4 mi w of Twain. Riparian; 2800 ft. 853 Comment
  CHSC59832  Cyperus squarrosus L. P. Janeway 1992-9-10 4306 Plumas Plumas National Forest. Sandy edge of Middle Fork Feather River 1.5 mi west of Beckwourth. 1481 Comment
  JEPS113934  Cyperus squarrosus W. and N. Harnach 2000-8-2 969 Plumas Sierra Valley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23, South of Beckwourth, CA (Sierra Valley Farms) Comment
  CAS-BOT-BC133729  Cypripedium californicum Margaret Williams 1963-6-10 s.n. Plumas Field redacted by CAS, contact the data manager for more information Comment
  UC4447  Cypripedium montanum Mrs. R. M. Austin July, 1874 Plumas Comment
  CHSC21805  Cystopteris fragilis F. T. Griggs; A. Pass 1975-7-8 101 Plumas Buck's Lake Forest Service Survey. Comment
  SD9848  Cystopteris fragilis Mrs. R. M. Austin 1876-1 Plumas Comment
  SEINET3166406  Cystopteris fragilis P. J. Alexander 2009-5-26 1044 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, 4.5 miles WNW of Crystal Peak, Plumas National Forest. 1801 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
  POM119131  Damasonium californicum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  UC711960  Damasonium californicum Roxana S. Ferris and Laura Lorraine 1941-8-9 10435 Plumas ca. 2 1/2 mi. from Lake Almanor Public Camp (State Hwy. #89 on rd. to Chester) Comment
  UCD150643  Damasonium californicum Tim Metcalf 1974-5-27 372 Plumas Three miles W of Loyalton; 1.5 mi. N of Rd. 49 on Harriet Ln. 1524 Comment
  CAS-BOT-BC189665  Danthonia californica David D. Keck 1944-7-8 5431 Plumas Sierra Nevada. 5 miles north of Quincy, on road to Keddie. 1005 Comment
  UC718005  Danthonia californica var. americana David D. Keck 1944-7-8 5440 Plumas Lake Almanor; s end, e side of dam 1341 Comment
  UC641638  Danthonia unispicata G. L. Stebbins Jr. 1939-7-7 2913 Plumas 1.7 mi e Meadow Valley (on road to Quincy) Comment
  CAS-BOT-BC76207  Darlingtonia californica Lewis S. Rose 1966-7-27 66058 Plumas Butterfly Valley. 3 miles west of Keddie. 1066 Comment
  CAS-BOT-BC76210  Darlingtonia californica J. W. Congdon 1893-6-1 s.n. Plumas Near Quincy. Comment
  RSA422678  Darlingtonia californica Bonnie C. Templeton 1967-4-23 10744 Plumas Butterfly Valley, near Quincy 1067 Comment
  SJSU4490  Darlingtonia californica Lewis S. Rose 1968-6-11 68105 Plumas Butterfly Valley, 4 mi S of Keddie 1036 Comment
  UCD119071  Darlingtonia californica Barry Rice 2010-6-10 BR 100601 Plumas South of Butterfly Valley. Comment
  CAS-BOT-BC175855  Delphinium M. S. Taylor 1982-5-14 4444 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
  SEINET10536228  Delphinium Mary Susan Taylor 1982-5-14 Taylor 4444 Plumas T23N R13E sw/se sec 10. Blairsden quad. Sagebrush Scrub over rocky volcanics, along Turner Springs Rd, just s of its jct with Hwy 114, ca. 2 air mi sw of Portola. 5000 ft. 1524 Comment
  CHSC85683  Delphinium nudicaule G. Douglas Barbe; T. C. Fuller 1982-7-15 3739 Plumas Sierra Nevada. 2.1 miles northeast of junction with road to Red Hill Summit; on road bank, Plumas National Forest. 1524 Comment
  RSA0093359  Delphinium nudicaule Bonnie C. Templeton 1968-6-8 11217 Plumas Twain Rd., west of Butterfly Valley, ca 10 mi. west of Quincy. Comment
  CAS-BOT-BC116107  Delphinium nuttallianum Michael A. Vincent 1999-6-7 8524 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS RT. 11 Comment
  CDA14000  Delphinium nuttallianum G. F. Hrusa, T. D. Wilfred 1997-6-26 13917 Plumas Sierra Nevada; Seasonally moist, now +- dry, flats about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Occasional in mostly open sites, flowers dark purple. Root attachment narrow. Comment
  SBBG25598  Delphinium nuttallianum C. B. Hardham 1961-6-16 7476 Plumas Diamond Peak [Diamond Mountain] Comment
  UC136341  Delphinium nuttallianum Mrs. A. L. Coombs July 1902 Plumas Prattville Comment
  CAS-BOT-BC116112  Delphinium nuttallianum Alice Eastwood 1927-6-27 14889 Plumas United States Forest Reserve, in woods on road from Chilcott (sic) Comment
  HSC27048  Delphinium nuttallianum John Pratt 1970-6-30 59 Plumas Humboldt Summit Comment
  CAS-BOT-BC192445  Deschampsia cespitosa subsp. cespitosa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1662 Plumas In area adjacent to Sweetwater Meadow 1127 Comment
  UC1024668  Deschampsia cespitosa subsp. cespitosa Leo Whitney 1934-8-10 2181 Plumas ca. 9 mi. n.w. Portola (Freeman Creek, n.w. end of Big Grizzley Valley, Plumas Nat'l Forest); Plumas Nat'l Forest, Big Grizzley Valley, Freeman Creek 1828 Comment
  POM264539  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas west side of Lake Almanor 1829 Comment
  SEINET3927684  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas West side of Lake Almanor.; 0 1829 Comment
  UCD63279  Deschampsia danthonioides G. Douglas Barbe; T. C. Fuller 1982-6-17 3848 Plumas East shore Frenchman Lake; Crystal Fishing Access. 1706 Comment
  CAS-BOT-BC201895  Deschampsia elongata L. P. Janeway 1992-7-1 4245 Plumas North side of Middle Fork Feather River along drainage of Bonta Creek 1310 Comment
  CHSC100042  Deschampsia elongata Lowell Ahart 2008-7-16 15093 Plumas Northwest edge of a small meadow (swamp) about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  JEPS110430  Deschampsia elongata Lowell Ahart 2006-7-9 12931 Plumas Near a small seep in a small open area in brush, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Resevoir 1678 Comment
  RSA715681  Deschampsia elongata L. Ahart 2005-8-9 12275 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 1598 Comment
  SACT000933  Deschampsia elongata Michael Baad 1976-8-7 Plumas From 1 mile west of trailhead to Bear Lake to railhead along road to Rubicon Springs from Lake Tahoe. Red fir, lodge pole pine, western white pine. 2011.0 Comment
  CHSC37022  Descurainia pinnata M. S. Taylor 1982-5-19 4480 Plumas Ridgetop, ca. 1.5 mi e of Portola, on edge of Ramelli Ranch boundary. 1755 Comment
  CAS-BOT-BC43111  Descurainia pinnata subsp. brachycarpa John Thomas Howell 1977-6-20 52370 Plumas Sierra Nevada. On the peninsula of Lake Almanor. 1371 Comment
  CHSC48442  Dicentra uniflora Vernon Oswald 1985-6-9 1817 Plumas Pacific Crest Trail ca. 1000 ft w of Humboldt Rd. at Humboldt Summit. 1999 Comment
  CAS-BOT-BC402573  Dicentra uniflora Robert J. Weatherby 1955-6-21 1535 Plumas Meadow below Spanish Peak lookout 2133 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-BC209231  Dichanthelium acuminatum subsp. acuminatum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1675 Plumas Sweetwater Meadow - Butterfly Botanical Area and vicinity 1127 Comment
  CAS-BOT-BC254472  Dichanthelium acuminatum subsp. acuminatum Robert J. Weatherby 1950-7-17 1467 Plumas Feather RIver Camp, 4 miles N of Quincy 1066 Comment
  JEPS101202  Dichanthelium acuminatum subsp. fasciculatum Dean Wm. Taylor with Glenn Clifton 1990-8-10 11444 Plumas Lassen National Park, Sulphur Works, in thermal area on south side of Highway near main hot springs 2118 Comment
  CAS-BOT-BC483632  Dichelostemma capitatum Ella Dales Cantelow 1940-5-10 3927 Plumas West of Busks Lake Comment
  CAS-BOT-BC502165  Dichelostemma congestum John Thomas Howell; H. Keith Wagnon 1980-5-26 53595 Plumas North Fork of Feather River between the mouth of East Branch and Caribou; Sierra Nevada 792 Comment
  RSA32770  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas Near Gray s Flat along the Feather River Highway. 869 Comment
  UC1133989  Dichelostemma multiflorum G. T. Nordstrom 1934-7-3 178 Plumas 0.75 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  CAS-BOT-BC502667  Dichelostemma multiflorum Clarence R. Quick 1952-6-29 52 -71 Plumas Summit of road between Belden and Humbug Valley 1486 Comment
  UCD139255  Dichelostemma multiflorum E. W. Jameson 1949-6-12 s.n. Plumas 6 miles north of Keddie. 1371 Comment
  SEINET7845825 Image available Dieteria canescens var. shastensis W. Harnach, N. Harnach 2000-9-3 1003 Plumas Approx 5 miles W of Portola on Co. Rd. A-15, Gold Mountain Development, along the river trail 1463 Comment
  CHSC65126  Diplacus jepsonii Vernon H. Oswald; Lowell Ahart 1995-7-24 7119 Plumas N of Chester n Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  CAS-BOT-BC151851  Diplacus mephiticus Clare B. Hardham 1978-8-11 21810 Plumas About 7 mi. se. of Antelope Reservoir Comment
  CHSC112113  Diplacus mephiticus L. P. Janeway 2014-7-30 11566 Plumas Northern High Sierra Nevada. Plumas National Forest; 2.3 air-mi northe of the Little Grass Valley Reservoir dam; near top of ridge above Road 22N27 0.6 km north of the major junction with the 94 road. 1765 Comment
  CHSC53174  Diplacus mephiticus L. P. Janeway 1989-4-9 3276 Plumas Forest along southwest side of Red Clover Valley. Plumas National Forest. 1691 Comment
  CHSC74002  Diplacus mephiticus L. Gehrung 1995-9-21 Plumas On Lumpkin Ridge, ca. 1.2 air mi NW of Little Grass Valley Reservoir, on N side of Lumpkin Ridge Road (USFS Rd 22N27) ca 0.3 mi W of its jst with USFS Rd 22N94. 1722 Comment
  CAS-BOT-BC151252  Diplacus torreyi Ella Dales Cantelow 1938-7-3 2332 Plumas 4.3 mi. N. of Almanor Inn Comment
  CAS-BOT-BC151685  Diplacus torreyi Milo S. Baker 1926-8-30 323 b-26 Plumas Lee's Camp Comment
  UC1134584  Disporum hookeri G. T. Nordstrom 1934-7-20 242 Plumas 1/2 mi nw of Edmanton (Plumas National Forest); Plumas National Forest 1493 Comment
  UCD64585  Distichlis spicata R. Tofsrud 1947-7-1 216 Plumas Near Vinton. Comment
  RSA101510  Dodecatheon conjugens R. Weatherby 1955-7-2 1595 Plumas Pine Creek near Argentine Rock Lookout. 2134 Comment
  POM181632  Dodecatheon hendersonii J. G. Lemmon s.n. Plumas Sierra Valley. Comment
  CHSC20832  Downingia bacigalupii K. R. Stern 1975-7-23 5819 Plumas NW shore of Lake Almanor. 1371 Comment
  CHSC33805  Downingia bacigalupii M. S. Taylor; M. Foster, M. McCollum 1981-6-23 3945 Plumas Tamelli Ranch, along North Fork Feather River, ca. 1/4 mi s of Hwy 70, ca. 1 mi w of Beckwourth. 1493 Comment
  CAS-BOT-BC41398  Draba verna Mrs. Joseph Clemens 1920-3-11 s.n. Plumas Crescent Mills. 1066 Comment
  RSA189334  Draperia systyla L. S. Rose 1967-7-12 67141 Plumas Cresta, N Fork, Feather River. 762 Comment
  UC1124236  Draperia systyla G. T. Nordstrom 1934-7-20 243 Plumas 0.5 mi NW of Edmanton; Plumas National Forest, Bidwell Bar Quad. 1493 Comment
  CHSC50406  Drosera anglica Vernon Oswald 1990-6-22 4311 Plumas Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. ... Field redacted by CHSC, contact the data manager for more information 1767 Comment
  CAS-BOT-BC401584  Drosera rotundifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1664 Plumas Butterfly Botanical Area and Vicinity. Area in Sweetwater Meadow 1127 Comment
  RSA0011664  Drosera rotundifolia R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth, K. Thorne 1972-9-20 42349 Plumas Butterfly Valley Botanic Area: Partly in Plumas Nat'l Forest; near Darlingtonia Bog. 1174 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-BC159671  Drymocallis glandulosa Gordon H. True; John Thomas Howell; Walter Knight; Irja Knight 1967-6-12 1958 Plumas Trestle Glen, Butterfly Botanical Area and vicinity 1112 Comment
  CAS-BOT-BC534971  Drymocallis glandulosa var. reflexa Alice Eastwood 1927-6-17 14671 Plumas United States Forest Reserve, Long Valley Comment
  CAS-BOT-BC159311  Drymocallis lactea var. lactea Alice Eastwood 1918-5-25 6985 Plumas Portola Comment
  CHSC81615  Dysphania ambrosioides Lowell Ahart 2001-10-8 9331 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of ArlingtonRoad, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CHSC36508  Dysphania botrys L. Ahart 1981-9-6 3075 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mill. 1200 Comment
  UCR3557  Eburophyton austiniae Wm. Horn Jr. 1963-7-14 630714- 8 Plumas Northern Sierra Nevada Mtns, Meadow Valley, 120-130 yards south of Bucks Lake Road, 1 mi west of Meadow Valley Store at edge of clearing 1159 Comment
  JEPS120773  Elatine Lowell Ahart 2013-9-11 19023 -A-L Plumas Strand of Antelope Lake, where Boulder Creek enters the lake, about 15 air miles NE of Taylorsville. Comment
  CAS-BOT-BC113703  Eleocharis acicularis Clare Butterworth Hardham 1970-8-8 17703 G. Plumas Road to Thompson Peak Lookout. 2133 Comment
  CAS-BOT-BC113706  Eleocharis acicularis Lowell Ahart 1985-9-26 5185 Plumas Below the high water line of Little Grass Valley Reservoir, 1584 Comment
  CAS-BOT-BC113709  Eleocharis acicularis Walter Knight; Irja Knight; John Thomas Howell 1966-8-27 1415 Plumas Vernal area SW of Pond Reservoir, Butterfly Botanical Area. 1097 Comment
  CHSC40658  Eleocharis acicularis Lowell Ahart 1985-9-26 5185 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
  JEPS20004  Eleocharis acicularis W. L. Jepson 1927-6-23 12312 Plumas Warner Creek Valley; small pond towards lower end 1584 Comment
  SEINET11750486  Eleocharis acicularis Unknown 1985-1 5125 Plumas Little Grass Valley Reservoir, where South Fork Feather River flows in lake ca 4.25 mi NE of LaPorte 1585 Comment
  RSA32329  Eleocharis acicularis var. acicularis Clarence R. Quick 1945-7-20 4568 Plumas U.S.F.S. fenced pasture, Deane s Valley, southeast of Meadow Valley Comment
  JEPS110543  Eleocharis acicularis var. bella Lowell Ahart 2006-10-23 13486 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 1281 Comment
  RSA59249  Eleocharis bella E. K. Balls 1950-8-31 15548 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  CHSC78470  Eleocharis decumbens L. P. Janeway 2000-7-16 6915 Plumas Northern High Sierra Nevada. Meadow at head of East Branch Coldwater Creek. 1768 Comment
  CDA33184  Eleocharis engelmannii L. P. Janeway 2001-7-25 7388 Plumas High Cascade Range; Southwest side of Lake Almanor, below high water line, about 100 meters out; near Highway 89 2.3 km north-northwest of Almanor West Road. Comment
  CHSC40665  Eleocharis engelmannii Lowell Ahart 1985-9-26 5187 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CAS-BOT-BC113394  Eleocharis engelmannii var. detonsa Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1422 Plumas Adjacent to Pond Reservoir. Butterfly Botanical Area. 1097 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
  CAS-BOT-BC112081  Eleocharis quinqueflora Clarence Roy Quick 1945-7-20 45 -61 Plumas USFD fenced pasture, Deanes Valley, SE of Meadow Valley. Comment
  CHSC78474  Eleocharis torticulmis Jim Battagin 2000-6-17 Plumas Butterfly Valley Botanical Area. By little creek in north endof Pond 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
  SEINET13710238  Eleocharis torticulmis Lowell William Ahart, Lowell William Ahart 2001-1 9277 Plumas S of The Darlingtonia Bog and E of The Dirt Road, N of The Jeep Road to The Pond, Butterfly Valley, 5 Air Mi. NW of Quincy (T25N, R9E, sec 20, SE 1/4) Comment
  SEINET4889477  Elodea canadensis W. Harnach, N. Harnach 2000-8-2 966 Plumas Sierra Valley, 1.5 miles south of Hwy 70 on A-23, .25 miles east of A-23, south of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC227598  Elymus elymoides John Thomas Howell 1962-6-19 37883 Plumas Beckwourth Pass 1584 Comment
  CAS-BOT-BC227604  Elymus elymoides John Thomas Howell 1951-6-28 s.n. Plumas Eureka Lake 1889 Comment
  UCR17479  Elymus elymoides Frank C. Vasek 1975-7-10 750710- 27 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  CAS-BOT-BC227724  Elymus elymoides John Thomas Howell 1960-7-17 35495 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC88656  Elymus elymoides subsp. californicus Linnea Hanson 1983-8-26 214 Plumas Plumas National Forest. Brady's Camp. 2133 Comment
  RSA726281  Elymus elymoides subsp. californicus L. Ahart, John Dittes 2007-6-16 14143 Plumas west of a small stream, about 200 yards south of County Road 111 ( Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 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
  CDA18576  Elymus glaucus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3304 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  POM365354  Elymus glaucus L. S. Rose 1968-6-10 68089 Plumas Quincy 1037 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-BC206522  Elymus glaucus subsp. glaucus John Thomas Howell 1967-6-23 42666 Plumas Canyon of Butterfly Creek - Sierra Nevada 1036 Comment
  UCD62343  Elymus glaucus subsp. glaucus Beecher Crampton 1954-7-5 2042 Plumas Along Hwy 89, 1.5 miles north of Greenville. Comment
  OBI22562  Elymus hispidus Lewis S. Rose 1968-6-10 68088 Plumas Quincy 1036 Comment
  CAS-BOT-BC228655  Elymus multisetus John Thomas Howell 1955-7-19 30779 Plumas Beckwourth 1493 Comment
  UCD62471  Elymus multisetus R. Tofsrud 1948-7-1 Plumas Quincy. Comment
  CHSC63488  Elymus sierrae Lowell Ahart 1994-7-20 7484 Plumas Plumas and Sierra counties. North of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  CDA17225  Elymus trachycaulus G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16328 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
  JEPS88491  Elymus trachycaulus subsp. trachycaulus Vernon H. Oswald and Lowell Ahart 1996-7-15 8038 Plumas 1.4 mi s of Last Chance Campground (at meadow extending e from road 29N11, e side of Last Chance Marsh, at the n end of Lake Almanor, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  SJSU7490  Elymus trachycaulus subsp. trachycaulus Lewis S. Rose 1968-6-10 68095 Plumas Quincy Meadow 1036 Comment
  CHSC55631  Elytrigia intermedia subsp. barbulata K. R. Stern 1985-6-25 8297 Plumas Vicinity of Blairsden. 1402 Comment
  JEPS101226  Elytrigia intermedia subsp. barbulata Dean W. Taylor 2000-8-12 17580 Plumas Antelope Lake; Pioneer Cabin 1524 Comment
  CHSC101950  Elytrigia intermedia subsp. intermedia Lowell Ahart; John Dittes 2009-7-13 16040 Plumas On dry soil, on the east side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC92827  Elytrigia intermedia subsp. intermedia Lowell Ahart; Josephine Guardino 2005-8-10 12310 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CHSC1469  Enemion stipitatum S. Friday 1935-3-1 Plumas Comment
  UCD96754  Enemion stipitatum W. I. Follett; Evelyn B. Follett 1952-5-30 s.n. Plumas Rich Gulch. 1173 Comment
  CHSC33731  Epilobium brachycarpum M. S. Taylor 1981-7-13 3994 Plumas Frenchman Lake Canyon, 0.5 mi s of the dam, ca. 11 mi n of Chilcoot on Hwy 70. 1706 Comment
  CHSC97508  Epilobium brachycarpum Lowell Ahart; John Dittes 2007-6-16 14144 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS113469  Epilobium brachycarpum Lowell Ahart, John Dittes 2007-6-16 14144 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  RSA726356  Epilobium brachycarpum L. Ahart, John Dittes 2007-6-16 14144 Plumas West of a small stream, about 200 yards south of County Road 111(Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  CAS-BOT-BC171707  Epilobium canum subsp. latifolium Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC171712  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC113892  Epilobium canum subsp. latifolium Lowell Ahart 2014-8-24 19755 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
  CHSC59760  Epilobium canum subsp. latifolium L. P. Janeway 1992-8-30 4299 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. On west side and near bottom of the valley. 1889 Comment
  JEPS122106  Epilobium canum subsp. latifolium Lowell Ahart 2014-8-24 19755 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
  RSA795773  Epilobium canum subsp. latifolium L. Ahart 2011-9-17 17674 Plumas On the south side of the paved road, about 50 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 1/8 miles west of Little Grass Valley Reservoir. 1595 Comment
  UC683243  Epilobium canum subsp. latifolium V. A. Winter 1935-7-30 26 Plumas 0.4 mi s Johnsville (on road to McCrae Ridge) 1706 Comment
  UCD105461  Epilobium canum subsp. latifolium F. H. Bolster 1912-9-1 9 Plumas Feather River Canyon. 762 Comment
  JEPS102795  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2001-9-18 9285 Plumas Near the edge of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  SD130489  Epilobium ciliatum subsp. ciliatum John Thomas Howell 1976-7-16 51887 Plumas Hydraulic mining gravels on flood plain of Spanish Creek at mouth of Wapaunsie Creek. 1096 Comment
  SEINET6637182 Image available Epilobium ciliatum subsp. ciliatum Clarissa Kimber 1962-1 230 Plumas Upper Butterfly Valley, 25 mi W turn off Hwy 89-US 40 alt. 1 mi S of Keddie; Greenville Quadrangle 1158 Comment
  CHSC69515  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1997-9-11 7910 Plumas On the east side of Caribou Road, on the east side of the North Fork of the Feather Riverk, at the elevated siphon, about 2 miles (air) northeast of Belden. 731 Comment
  CHSC40860  Epilobium densiflorum K. R. Stern 1985-6-25 8231 Plumas Vicinity of Blairsden. 1402 Comment
  JEPS38224  Epilobium densiflorum W. L. Jepson 1939-8-12 19395 Plumas branch of Last Chance Creek Ferris Creek 1767 Comment
  SBBG121213  Epilobium densiflorum L. Ahart 2007-7-20 14352 Plumas strand of Lake Davis ca. 100 yards SE of Long Point, NE side of Lake Davis 1763 Comment
  UC1949056  Epilobium densiflorum Barbara Ertter 1988-7-25 7857 Plumas Diamond Mts ca 15 airmiles due S of Susanville; sheep camp on Pierce Creek Comment
  CHSC91905  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart; Josephine Guardino 2005-8-9 12292 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  JEPS43852  Epilobium glaberrimum subsp. glaberrimum W. L. Jepson 1939-7-31 19301 Plumas canyon halfway between Meadow Valley and Buck's Valley; Spanish Peak Comment
  CHSC88008  Epilobium hallianum Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11163 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
  SEINET13710321  Epilobium pygmaeum Lowell William Ahart, Lowell William Ahart 2001-1 9229 Plumas Little Last Chance Creek, Frenchman Lake (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  JEPS64366  Epipactis gigantea W. L. Jepson 1918-8-16 8025 Plumas Clover Creek Canyon 1615 Comment
  CHSC33823  Equisetum arvense M. S. Taylor; M. Foster 1981-6-2 3829 Plumas Entering Greenhorn and Estray Creeks, w side of Williams Loop, ca. 0.2 mi s of Spring Garden overpass on Hwy 70, ca. 7.5 mi se of Quincy. 1188 Comment
  CHSC66286  Equisetum arvense Lowell Ahart 1996-6-28 7686 Plumas About 1/2 mile south-west of the Feather Fork Mine, about 1 mile north-east of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1676 Comment
  RSA604698  Equisetum arvense L. C. Wheeler 1952-9-24 6961 Plumas Indian Creek: A few miles downstream from Crescent Mills.. . Comment
  UC60148  Equisetum arvense James G. Daly 1937-5-27 Plumas Grubstake Flats Meadow Valley Comment
  CAS-BOT-BC57393  Equisetum laevigatum David D. Keck 1932-7-3 1675 Plumas Quincy, in the Northern Sierra Nevada, at bridge over Spanish Creek 1066 Comment
  JEPS125816  Eragrostis cilianensis William Harnach 2015-7-20 1432 Plumas Just South of the intersection of Co. Rd. A-24 and Marble Lane. Comment
  POM87292  Eremocarpus setiger Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  RSA59849  Eremocarpus setiger E. K. Balls 1950-9-14 15812 Plumas 6 mi. northwest of Chester, North Fork Feather River. 1402 Comment
  CHSC21716  Eremogone cliftonii F. T. Griggs; A. Pass 1975-7-8 120 Plumas Buck's Lake Forest Service Survey. Comment
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  CHSC91474  Eremogone cliftonii L. P. Janeway 2005-6-26 8441 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
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Jul 8 2014
  CHSC92163  Eremogone cliftonii L. P. Janeway 2005-9-4 8536 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
  UC1125783  Eremogone cliftonii G. T. Nordstrom 1934-7-11 161 Plumas 2 1/2 mi w Bucks Mtn.; Bidwell Bar Quadrangle 1554 Comment
  CAS-BOT-BC174267  Eremogone congesta var. subcongesta M. S. Taylor 1982-5-17 4461 Plumas N side of 22N55, near its jct with 22N54 & 22N88, ca. 2 mi se of Portola, on ridges below Beckwourth Peak 1706 Comment
  CAS-BOT-BC174363  Eremogone kingii var. glabrescens George W. Gillett 1957-7-13 765 Plumas Below Sifford Lakes, on direct route to the Devils Kitchen. Lassen Volcanic National Park 2057 Comment
  CAS-BOT-BC174366  Eremogone kingii var. glabrescens Lowell Ahart 1983-8-17 4321 Plumas Near Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  CAS-BOT-BC286664  Ericameria bloomeri Lowell Ahart 1980-8-27 2591 Plumas Sutter Buttes Area. Near Little Grass Valley Res., about 6 miles north of La Porte 1800 Comment
  CHSC69700  Ericameria bloomeri Vernon Oswald; Lowell Ahart 1997-9-18 8876 Plumas Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.8 mi northeast of its junction with 26N26 (to Humbug Valley). Roadside. 1411 Comment
  JEPS113438  Ericameria bloomeri Lowell Ahart, John Dittes 2007-8-9 14432 Plumas Along the west side of the poor road, south slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  RSA59451  Ericameria bloomeri E. K. Balls 1950-9-2 15652 Plumas Mt. Ingalls Lookout, north of Grizzly Valley. 2485 Comment
  UC1037325  Ericameria bloomeri Leo Whitney 1934-8-19 1893 Plumas 9 mi n Mohawk and Blairsden (w slope Grizzly Ridge); Plumas National Forest, Grizzly Ridge 2133 Comment
  CAS-BOT-BC299440  Ericameria nauseosa var. speciosa Lewis S. Rose 1932-9-4 32605 Plumas Eureka Lake 1889 Comment
  CHSC108464  Ericameria nauseosa var. speciosa Lowell Ahart 2011-9-17 17676 -A Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam. 1687 Comment
  CHSC64068  Ericameria nauseosa var. speciosa L. P. Janeway 1993-9-28 4604 Plumas Plumas National Forest. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River. 1499 Comment
  CHSC83082  Ericameria nauseosa var. speciosa Lowell Ahart 2002-10-19 10003 Plumas Forest on the south side of the dirt road, about 1/4 mile east of Humboldt Road, about 1 3/4 miles (air) northeast of Humboldt Summit. 1750 Comment
  JEPS113320  Ericameria nauseosa var. speciosa L. P. Janeway 2006-10-1 8896 Plumas Northern High Sierra Nevada. Serpentine Canyon along Hwy 70 and East Branch North Fork Feather River, about 3.5 road km west of Rich Gulch. Comment
  JEPS26680  Ericameria nauseosa var. speciosa P. C. Hutchison 1961-6-9 2112 Plumas on highway US Alt. 40, Rich Bar, canyon of the north fork of the Feather River Feather River Comment
  SEINET8079214 Image available Ericameria nauseosa var. speciosa J. T. Howell 1974-9-20 s.n. Plumas Near Spring Garden 1158 Comment
  CHSC81094  Ericameria parryi var. latior Lowell Ahart 2001-8-28 9186 Plumas Along the sides of the dirt roads, along road C - Line of Roseburg Resources Company, 1/8 mile south of Highway 36 and 89 at sign of Roseburg Lumber Company, Almanor Tree Farm, A Producing Forest, about 5 miles (air) southwest of Chester. 1402 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
  JEPS95328  Erigeron barbellulatus Lowell Ahart 1994-7-7 7457 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  CHSC60521  Erigeron bloomeri L. P. Janeway 1992-5-22 4193 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks, 0.3 mi west of the road to Calpine; ca 4 mi east of Portola. 1487 Comment
  CHSC59682  Erigeron canadensis L. P. Janeway 1992-11-18 4325 Plumas Plumas National Forest. Northwest side of Lake Davis, ca 0.3 mi west of the Bagley Pass Road; at the end of Mosquito Slough Road (24N54Y). 1761 Comment
  CHSC81096  Erigeron canadensis Lowell Ahart 2001-8-29 9269 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC53125  Erigeron coulteri L. P. Janeway 1990-7-3 3756 Plumas Plumas National Forest. Near Paradise Creek about 1/4 mi south of Little Grizzly Creek. 1813 Comment
  CAS-BOT-BC297190  Erigeron coulteri L. P. Janeway 1990-7-3 3756 Plumas Near Paradise Creek about 1/4 mi. south of Little Grizzley Creek, Plumas National Forest, Beckwourth Ranger District, Cascade Compartment 1813 Comment
  CAS-BOT-BC295997  Erigeron divergens John Thomas Howell 1959-9-24 34931 Plumas Butterfly Creek near mouth, Sierra Nevada Comment
  JEPS49078  Erigeron divergens Lewis S. Rose 1966-7-28 66071 Plumas Quincy 1066 Comment
  CAS-BOT-BC296011  Erigeron divergens A. A. Heller; P. B. Kennedy 1907-7-16 8870 Plumas Grade between Genessee Valley and Summit Comment
  CAS-BOT-BC300367  Erigeron eatonii var. nevadincola W. Harnach; N. Harnach 1990-6-10 352 Plumas Sierra Valley. Balderson Ranch (Antelope Valley) 1524 Comment
  UC1563920  Erigeron eatonii var. plantagineus Barbara Ertter with Gary Schoolcraft 1989-7-3 8676 Plumas w side of ridge between Diamond Mt. and Red Rock (ca 8 air mi s of Susanville, steep slope above meadow) 2225 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
  SD9018  Erigeron glacialis var. glacialis Mrs. R. M. Austin 1882-8-9 Plumas King's Valley Comment
  CAS-BOT-BC300844  Erigeron glacialis var. glacialis Walter Knight; Irja Knight 1983-9-14 4948 Plumas Along trail to Boiling Springs Lake, Lassen Volcanic National Park 1737 Comment
  CAS-BOT-BC295222  Erigeron inornatus Mrs. Jos Clemens 1919-10-14 s.n. Plumas Greenville Comment
  SEINET10474624  Erigeron inornatus var. reductus Mary Susan Taylor 1981-6-23 Taylor 3946 Plumas T23N R14E se/nw sec 27. Portola quad. Ramelli Ranch, along North Fork Feather River, ca. 1/4 mi S of Hwy 70, ca. 1 mi W of Beckwourth. 4900 ft elev. 1798 Comment
  SD134031  Erigeron lassenianus John Thomas Howell 1967-7-11 43278 Plumas 2 miles from Quincy Junction on road to Mt. Hough. 1220 Comment
  CHSC44863  Erigeron lassenianus var. deficiens Lowell Ahart 1979-7-18 1989 Plumas Along Cleghorn Bar Road, about 2 air miles west of Pilot Peak, about 12 miles north of La Porte. 1645 Comment
  CHSC57414  Erigeron lassenianus var. lassenianus L. P. Janeway 1991-6-18 4049 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 400 ft west of Middle Fork Feather River, south side of Hwy 70. 1463 Comment
  SEINET8667754 Image available Erigeron nevadincola C. Tanner 1993-5-25 s.n. Plumas Along dirt road between area know as "Portola Heights"and unincorporated town of Delleker. 1494 Comment
  CHSC61907  Erigeron petrophilus var. sierrensis L. P. Janeway 1993-7-15 4442 Plumas Plumas National Forest. Flat on top of saddle between Bean Creek (a tributary of upper Spanish Creek) and Berry Creek (a tributary of East Branch North Fork Feather River). 1569 Comment
  RSA724903  Erigeron petrophilus var. sierrensis L. P. Janeway 2007-8-13 9175 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  CAS-BOT-BC300263  Erigeron reductus var. reductus Anna Head 1920-7-15 s.n. Plumas Summit Peak above Round Lake, Feather River Region Comment
  UCD119244  Eriodictyon californicum Donna Allen 1977-4-21 s.n. Plumas Yerba Santa. Mountain balm. 762 Comment
  SEINET4856200  Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 air miles NNW of Beckwourth. 1707 Comment
  SJSU14705  Eriogonum douglasii var. meridionale N. A. Hopkins 1991-7-3 1699 Plumas just N of Doyles Crossing on rd fronm Red Clover Valley to Janesville 1524 Comment
  RSA107490  Eriogonum elatum var. villosum L. S. Rose 1955-7-20 55159 Plumas Mohawk. 1372 Comment
  RSA766499  Eriogonum incanum Joseph A. Ewan 1934-7-16 8524 Plumas Mt. Elwell trail above Long Lake. Sierra Nevada. 2073 Comment
  CDA13397  Eriogonum marifolium G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13246 Plumas Sierra Nevada; Near summit of N side of ridge from headwaters of Bull Run Creek off USFS 23N12E. Comment
  POM180956  Eriogonum marifolium A. A. Heller, P. B. Kennedy 1907-7-3 8707 Plumas Hills above Red Clover Valley Comment
  UC1776760  Eriogonum marifolium G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13246 Plumas Bull Run Creek off USFS 23N12E. 2100 Comment
  CAS-BOT-BC263299  Eriogonum marifolium var. marifolium A. A. Heller; P. B. Kennedy 1907-7-3 8707 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC263307  Eriogonum marifolium var. marifolium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54270 Plumas Mt. Hough 2203 Comment
  CAS-BOT-BC263312  Eriogonum marifolium var. marifolium Anna Head 1921-6-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC263296  Eriogonum marifolium var. marifolium Lewis S. Rose 1951-6-28 51055 Plumas Above Eureka Lake n. of Johnsville 2133 Comment
  CAS-BOT-BC264817  Eriogonum nudum var. deductum John Thomas Howell 1955-7-20 30853 Plumas Mohawk, Sierra Nevada 1371 Comment
  RSA52899  Eriogonum nudum var. deductum R. Weatherby 1950-8-11 1520 Plumas Mt. Elwell, Lakes Basin Area 2226 Comment
  CAS-BOT-BC261587  Eriogonum nudum var. nudum M. S. Taylor 1982-7-7 4783 Plumas N side of 23N26 just e of its jct with 23N35, s side of Big Hill, ca. 3 air mi s of Sloat 1615 Comment
  CAS-BOT-BC261591  Eriogonum nudum var. nudum Mrs. A. L. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  JEPS56656  Eriogonum nudum var. nudum Esther Fritz and T. H. Harris 1926-7-18 Plumas at edge of meadow, Meadow Valley Meadow Valley Comment
  RSA795631  Eriogonum nudum var. nudum L. Ahart 2011-9-17 17660 Plumas On the south side of an unnamed stream that flows east in Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  JEPS56999  Eriogonum nudum var. nudum W. L. Jepson 1939-8-16 19442 Plumas near Jackson Creek; Middle Fork Feather River Comment
  CAS-BOT-BC269733  Eriogonum nudum var. oblongifolium John Thomas Howell 1962-6-17 37670 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC269724  Eriogonum nudum var. oblongifolium A. A. Heller; P. B. Kennedy 1907-7-16 8867 Plumas Grade between Genessee [Genesee] Valley and Summit Comment
  SEINET5330937  Eriogonum nudum var. oblongifolium A. A. Heller, P. B. Kennedy 1907-7-16 8867 Plumas Grade between Genessee Valley and Summit Comment
  CAS-BOT-BC269947  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas Side of Mt. Elwell, Lakes Basin Area 2225 Comment
  POM180954  Eriogonum spergulinum var. reddingianum A. A. Heller, P. B. Kennedy 1907-7-11 s.n. Plumas Prattville. Comment
  SEINET1909917  Eriogonum spergulinum var. reddingianum Barbara Ertter 1988-1 7853 Plumas Diamond Mts, ca 15 airmiles due S of Susanville, sheep camp on Pierce Creek 1981 Comment
  UC1032248  Eriogonum spergulinum var. reddingianum E. Sawyer 1935-6-27 199 Plumas 1.4 mi se Crow; Plumas National Forest, Sierraville Quadrangle Comment
  RSA59567  Eriogonum spergulinum var. reddingianum Verne Grant, Alva Grant 1950-7-12 8930 Plumas West-facing slope at base of Red Rock near Diamond Mt. between Susanville and Taylorsville. 1890 Comment
  RSA759520  Eriogonum strictum subsp. proliferum James L. Reveal 2007-6-5 8840 Plumas Along U. S. Forest Service Road 26N70 (County Road 177) north of Conklin Park Campground, 0.6 miles north of the bridge over Willow Creek. 1723 Comment
  CHSC53057  Eriogonum strictum var. proliferum L. P. Janeway 1989-7-6 3454 Plumas Plumas National Forest Beckwourth Ranger District Jackson. South-facing volcanic outcrop 'barren' area, above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 0.7 mi on rd 23N48. 1645 Comment
  CAS-BOT-BC267497  Eriogonum umbellatum M. S. Taylor 1982-7-21 4892 Plumas Around s end of Bachs Creek Ridge, ca. 5 mi se of Quincy 1752 Comment
  UC174723  Eriogonum umbellatum var. dumosum A. A. Heller with P. B. Kennedy 1907-7-15 8838 Plumas below Genessee (near mouth of Little Grizzly creek); Little Grizzly creek Comment
  NY399135  Eriogonum umbellatum var. dumosum Anonymous s.n. Plumas Comment
  CHSC104743  Eriogonum umbellatum var. furcosum L. P. Janeway; Melanie Williams 2009-8-6 9911 Plumas Northern High Sierra Nevada. Plumas National Forest; 175 m east of the top of Red Hill. 1893 Comment
  RSA0118777  Eriogonum umbellatum var. modocense Lawrence P. Janeway 2012-7-17 10945 Plumas Northern High Sierra Nevada. Plumas National Forest; south side of Cedar Flat. 1701 Comment
  CAS-BOT-BC262070  Eriogonum umbellatum var. nevadense Emily McPherson 1976-11-7 76- 32 -7 Plumas 5 mi. north of Beckwourth 2055 Comment
  CAS-BOT-BC265159  Eriogonum umbellatum var. nevadense John Thomas Howell 1962-6-18 37795 Plumas Sierra Valley near Beckwourth, Sierra Nevada 1487 Comment
  HSC17357  Eriogonum umbellatum var. nevadense W. R. Rogers 1966-6-22 213 Plumas Comment
  RSA759517  Eriogonum umbellatum var. nevadense James L. Reveal 2007-6-5 8838 Plumas Along U. S. Forest Service Road 26N70 (County Road 177) north of Conklin Park Campground, 0.6 miles north of the bridge over Willow Creek. 1723 Comment
  SEINET10479562  Eriogonum umbellatum var. nevadense Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4963 Plumas T21N R11E north half of sec 4. Sierra City NW and Mt Fillmore quads. Along Pacific Crest Trail, ca. 1 mi nw of A-Tree, ca. 5 mi sw of Johnsville. Montane Coniferous Forest; 7000 ft. 2133 Comment
  JEPS56183  Eriogonum umbellatum var. polyanthum W. L. Jepson 1918-8-16 8020 Plumas Genesee Valley 1097 Comment
  RSA724902  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-7-13 9174 Plumas French Hill and western end of Red Mountain, near Rd.. 23N69; above the head of Frizier Creek. 1786 Comment
  SEINET11263922  Eriogonum umbellatum var. polyanthum Lowell Ahart 1997-9-11 7908 Plumas On the east side of the dirt road to the siphon, about 1/8 miles north of the siphon, about 1 1/2 air miles southwest of Red Hill, about 2 air miles NE of Belden.; 0 792 Comment
  CDA13556  Eriogonum ursinum G. F. Hrusa, T. D. Wilfred 1996-7-22 13383 Plumas Sierra Nevada; Plumas Natl. Forest: above Little Long Valley Creek. Approx 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  UC485764  Eriogonum ursinum H. E. and S. T. Parks June, 1928 229 Plumas Drakesbad Lassen National Park, Drakesbad Comment
  CAS-BOT-BC262248  Eriogonum ursinum Lowell Ahart 1968-6-29 s.n. Plumas NE of La Porte 1371 Comment
  CAS-BOT-BC262258  Eriogonum ursinum L. P. Janeway 1993-7-15 4440 Plumas Plumas National Forest, Quincy Ranger District. Steep northwest facing slope overlooking Virgilia (East Branch North Fork Feather River) at the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North... 1563 Comment
  RSA7875  Eriogonum ursinum H. A. Barker 1927-7-3 769 Plumas Grade between Gold Lake and Blairsden 1677 Comment
  UC635516  Eriogonum ursinum Herbert L. Mason 1924-6-18 1055 Plumas near summit of road between Graeagle and Gold Lake Comment
  CHSC105599  Eriogonum ursinum var. ursinum L. P. Janeway 2010-7-13 10106 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir. 1721 Comment
  CHSC80860  Eriogonum ursinum var. ursinum Lowell Ahart 2001-7-17 8925 Plumas Outcrops, on the southeast side of a logging road, southeast of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC78747  Eriophorum gracile L. P. Janeway 2000-7-7 6880 Plumas Northern High Sierra Nevada. Seepy springy mossy drainage bottom at head of an upper northern branch of Spanish Creek, about 1.1 km northeast of Maple Flat. 1609 Comment
  CAS-BOT-BC300955  Eriophyllum lanatum W. Harnach; N. Harnach 1990-6-13 365 Plumas Sierra Valley. Ramelli Ranch (USFS) 1487 Comment
  SJSU14723  Eriophyllum lanatum N. A. Hopkins 1991-6-28 1693 Plumas between Milford Fork & Doyles Crossing on road from Red Clover Valley to Janesville 1524 Comment
  SBBG33885  Eriophyllum lanatum var. croceum L. S. Rose 1969-6-24 69060 Plumas Butterfly Valley, 3 mi W of Keddie 1158 Comment
  UC507150  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 117 Plumas 1 mi n Indian Falls ((Near type-locality of E chrysanthum, Rydberg!)) Comment
  UC725464  Eriophyllum lanatum var. grandiflorum A. A. Heller 1938-5-30 15133 Plumas on the Feather River Highway near Rich Bar (on roadside banks); Feather River Highway 914 Comment
  CAS-BOT-BC308268  Eriophyllum lanatum var. integrifolium L. Constance 1933-7-5 116 Plumas 1 mile west of Keddie Comment
  CHSC21604  Eriophyllum lanatum var. integrifolium L. M. Mayer; D. E. Brink Jr. 1975-7-24 Plumas Meadow, Bucks Lake. Comment
  JEPS122166  Eriophyllum lanatum var. integrifolium Lowell Ahart 2014-8-26 19776 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. Comment
  JEPS34641  Eriophyllum lanatum var. integrifolium W. L. Jepson 1910-6-16 4137 Plumas near Keddie 1066 Comment
  POM358041  Eriophyllum lanatum var. integrifolium Christopher Davidson 1975-6-7 2740 Plumas 3 miles W on road to Snake Lake, departing NW from Hwy. 89 ca. 2 miles N of Quincy. 1273 Comment
  UC1400346  Eryngium alismifolium R. F. Thorne and C. W. Tilforth 1969-9-6 39243 Plumas 1 mi. s.w. Beckwourth (near Feather River) 1356 Comment
  RSA34823  Eryngium alismifolium Roxana S. Ferris, Laura Lorraine 1941-8-9 10424 Plumas At Lake Almanor Public Camp (near village) Comment
  SEINET8673795  Eryngium alismifolium R. F. Thorne, Tilforth, C. W. 1969-9-6 39243 Plumas near Feather River... 1 mi. SW of Beckworth 1356 Comment
  SEINET10840963  Eryngium articulatum Mary Susan Taylor 1982-9-8 Taylor 5110 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CHSC90611  Erysimum capitatum John P. McKeon 1980-4-19 5 Plumas Ca. 20 m e of Rock Creek and .5 km nw of confluence with Feather River, 5 km east of Plumas-Butte County line. 600 Comment
  CHSC11109  Erysimum capitatum var. capitatum Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  CHSC41416  Erysimum capitatum var. capitatum Lowell Ahart 1986-7-8 5349 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CHSC511  Erysimum capitatum var. capitatum E. Wager 1937-5-15 Plumas Feather river. 365 Comment
  RSA7881  Erysimum capitatum var. capitatum H. A. Barker 1927-7-6 783 Plumas Indian Head Peak, Gold Lake. 2073 Comment
  CAS-BOT-BC153745  Erythranthe alsinoides H. C. Cantelow 1938-7-4 2322 Plumas Flatiron Ridge, Drakesbad 1828 Comment
  CHSC21028  Erythranthe breweri F. T. Griggs; A. Pass 1975-7-10 152 Plumas Buck's Lake Forest Service Survey. Comment
  SD77330  Erythranthe guttata F. W. Pennell, A. A. Heller 1940-6-5 25689 Plumas Wet granite soil below bluff, Route 24, along Feather River, below Belden 487 Comment
  RSA80484  Erythranthe pulsiferae F. W. Peirson 1926-6-21 6801 Plumas Open flat strip along shore of Lake Almanor. Comment
  CAS-BOT-BC487624  Erythranthe suksdorfii Louis K. Mann; Pat Mann 1963-6-17 s.n. Plumas Along US Hwy 395, 1--2 mi N of its junction with US Alternate 40 (this location transcribed from collector's handwritten notes; may be erroneous and location actually in Nevada) Comment
  CHSC61677  Erythranthe tilingii Vernon H. Oswald 1993-8-25 5858 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., just upstream from the S boundary of the park. 1987 Comment
  CHSC21714  Erythronium purpurascens F. T. Griggs; A. Pass 1975-7-23 241 Plumas Cape Lake. Comment
  CHSC98354  Erythronium purpurascens L. P. Janeway 2007-5-20 8984 Plumas Northern High Sierra Nevada. Along road to the top of Red Hill, about 0.2 km due north of the summit. 1902 Comment
  CAS-BOT-BC403355  Eschscholzia californica Alice Eastwood 1927-6-27 14870 Plumas United States Forest Reserve. Chilcott [Chilcoot] Comment
  CHSC9711  Eschscholzia californica 1971-7-11 78 Plumas On top of cliff along w side of road ca. 1.3 mi so of Belden turnoff and Hwy 70. 1025 Comment
  UC855169  Eschscholzia californica A. A. Heller 1938-7-2 15239 Plumas 3 mi e Quincy; Indian Valley 1097 Comment
  CAS-BOT-BC310381  Eucephalus breweri Robert J. Weatherby 1950-8-11 1519 Plumas Mt. Elwell, Lakes Basin Area 2286 Comment
  SBBG126092  Eucephalus breweri L. Ahart 2011-9-20 17678 Plumas dirt rd on N side of Pilot Peak, ca. 9 mi (air) NE of La Porte 2072 Comment
  RSA739741  Eurybia radulina L. P. Janeway 2007-8-13 9191 Plumas Northern High Sierra Nevada, along road 24N31 low in a small drainage betw Schneider Creek and Little Schneider Creek about 0.6km SE of UC Forestry Camp 1222 Comment
  CAS-BOT-BC413892  Fallopia convolvulus John Thomas Howell 1967-6-23 42693 Plumas Butterfly Valley 1066 Comment
  CHSC74042  Festuca idahoensis B. Castro; L. P. Janeway 1998-8-29 830 Plumas Fowler Lake Proposed SIA. Ca 2 air mi N of Little Grass Valley Reservoir, beside trail ca 0.3 mi N of Fowler Lake, S of its jcn with the Pacific Crest Trail. 1676 Comment
  SEINET10864300  Festuca idahoensis Mary Susan Taylor 1982-6-14 Taylor 4663 Plumas T27N R12E S15 NW1/4 SW1/4. Antelope Lake Quad. Dry poor meadow, N side of Indian Creek, E side of 28N03, NW corner of Antelope Lake, ca. 12 mi NE of Taylorsville. With Salix exigua, Paeonia brownii, Poa scabrella. 1524 Comment
  UCD105972  Festuca occidentalis Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 1524 Comment
  SEINET10963545  Festuca occidentalis A. Arthur Heller, Patrick B. Kennedy 1907-7-8 Heller 8764 a Plumas Grade between Greenvilee & Prattville. Comment
  CAS-BOT-BC279024  Festuca rubra John Thomas Howell 1951-6-28 27681 Plumas Jamison Creek 1584 Comment
  CAS-BOT-BC278632  Festuca subulata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54381 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  SEINET10837360  Floerkea proserpinacoides Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3834 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. In wet meadow, S side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft. 2103 Comment
  UCD116394  Floerkea proserpinacoides Grady L. Webster 1992-5-17 7767 Plumas 2 miles SW of Grizzly Valley Dam. 1737 Comment
  CAS-BOT-BC55669  Frangula purshiana A. A. Heller 1915-7-7 12050 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC55672  Frangula purshiana David D. Keck 1932-7-3 1647 Plumas Quincy, in the Northern Sierra Nevada 1188 Comment
  CHSC115749  Frangula purshiana subsp. annonifolia L. P. Janeway 2015-8-3 11816 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Hwy and Grizzly Summit. 1696 Comment
  HSC99898  Frangula purshiana subsp. ultramafica J. P. Smith, & J. O. Sawyer 2004-9-13 12057 Plumas Quincy-Oroville Hwy. Soapstone Hill. 1646 Comment
  HSC99907  Frangula purshiana subsp. ultramafica J. O. Sawyer, & J. P. Smith 2004-7-15 4575 Plumas Red Hill on the N Fork Feather River. 835 Comment
  UC650348  Frangula rubra E. Fritz 1940-5-22 Plumas near Univ. of Calif. Forestry Camp; Meadow Valley Creek Comment
  UCR122350  Frasera albicaulis George K. Helmkamp, E. A. Helmkamp 2001-7-6 6854 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  SEINET8584497  Frasera albicaulis var. nitida A. A. Heller, P. B. Kennedy 1907-7-12 8820 Plumas Grade between Greenville and Prattville. Comment
  CAS-BOT-BC504388  Fritillaria E. K. Balls 1950-8-30 15504 Plumas Trail to Buck's Creek from Tobin's Resort, North Fork Feather River 609 Comment
  SD6484  Fritillaria atropurpurea Daniel Cleveland Jul 1882 Plumas Big Meadows. Comment
  CAS-BOT-BC505274  Fritillaria atropurpurea John Thomas Howell 1959-9-23 34879 Plumas Canadian Zone Forest, Lassen Park boundary on Juniper lake Road 1981 Comment
  CAS-BOT-BC508207  Fritillaria atropurpurea Dudley 1923-5-10 s. n. Plumas Lake Gill, Quincy Comment
  JEPS61943  Fritillaria pudica Dr. Minor Apr. 1913 Plumas Mohawk Valley Comment
  HSC31056  Fritillaria recurva G. D. Wallace, Larry E. DeBuhr 1972-5-21 1059 Plumas 1.5 mi. E of junction of Hwy. 89 and Hwy. 70 near Graeagle 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
  POM147082  Galium bifolium Alice Eastwood 1927-06 14635 Plumas Long Valley. United States Forest Reserve. Comment
  SEINET10869769  Galium bifolium Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3839 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. N side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft. 2103 Comment
  CHSC69706  Galium bolanderi Vernon Oswald; Lowell Ahart 1997-9-18 8877 Plumas Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.8 mi northeast of its junction with 26N26 (to Humbug Valley). 1411 Comment
  CHSC4819  Galium grayanum R. Carter 1967-7-21 626 Plumas Ca. 4 mi S of Thompson Peak. Comment
  UCSB17347  Galium grayanum Hardham, Clare 1961-6-16 Plumas Diamond Peak, Sierra Nevada Mountains 2255 Comment
  SEINET13710064  Galium trifidum subsp. subbiflorum Lowell William Ahart, Lowell William Ahart 2001-1 9205 Plumas Lake Almanor 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  CHSC35265  Galium trifidum var. pacificum M. S. Taylor 1981-7-13 4001 Plumas Along Lookout Creek, ca. 2 mi W of its jct with 28N11, ca. 3 air mi NW of N tip of Frenchman Lake, ca. 15 air mi N of Chilcoot. 1889 Comment
  CHSC35271  Galium trifidum var. pacificum M. S. Taylor 1981-8-5 4171 Plumas In Indian Valley, S side of Hwy 206, 1.5 mi E of its jct with Hwy 89 just N of Cresent Mills. 1066 Comment
  CHSC47482  Galium trifidum var. pacificum Lowell Ahart 1980-10-6 2664 Plumas On the south shore of the lake about 1/2 mile west of Fowler Peak, about 2 air miles north of Little Grass Valley Reservoir. Comment
  CHSC65348  Galium trifidum var. pacificum Lowell Ahart 1995-10-1 7649 Plumas Onion Valley, east of Quincy LaPorte Road, about 1 mile north-west of Pilots Peak. 1828 Comment
  SEINET12331838  Galium trifidum var. subbiflorum Unknown 1985-1 5104 Plumas about 4.25 mi NE of La Porte, Little Grass Valley Reservoir, where South Fork Feather River flows 1585 Comment
  UC917334  Galium triflorum J. M. Tucker 1948-7-25 1743 Plumas at mine of United Mining Company Camel's Peak, Pinchard Creek (sw side of peak) 1524 Comment
  CAS-BOT-BC169855  Garrya fremontii M. S. Taylor; L. Hanson 1981-3-5 3399 Plumas n side of Hwy 70, in Serpentine Canyon, ca. 5 mi e of Belden 853 Comment
  CAS-BOT-BC169860  Garrya fremontii Lewis S. Rose 1954-5-30 54075 Plumas Johnsville 1600 Comment
  CHSC34293  Garrya fremontii M. S. Taylor 1981-8-18 4219 Plumas S side of 23N10, 0.2 mi w of Bell Creek, ca. 1.5 mi w of Sloat. 1371 Comment
  SEINET3451979  Garrya fremontii G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-26 3341 Plumas Bucks Summit, Bucks Summit, 0.75 miles northeast on Buck's Lake Road, at spring and seep area 1600 Comment
  RSA123010  Gayophytum diffusum subsp. diffusum E. Sawyer 1935-6-27 167 Plumas Charlies Valley. 1524 Comment
  CHSC28703  Gayophytum diffusum subsp. parviflorum R. A. Schlising; C. A. Lawler 1979-8-22 3476 Plumas 7.9 mi W of Portola on Hwy 89, at jct with Delleker Road; at roadside and in ditches. Comment
  CHSC53143  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1989-6-20 3343 Plumas Plumas National Forest. Southwest side of Red Clover Valley. 1691 Comment
  CHSC62474  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1993-8-26 4542 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 300 m south of Middle Fork Feather River and ca 300 m west of Beckwourth-Calpine Road; ca 0.6 mi west of Beckwourth and 4 mi east of Portola. 1487 Comment
  JEPS113823  Gayophytum diffusum subsp. parviflorum Lowell Ahart, Josephine Guardino 2007-7-21 14368 Plumas Around pine trees, about 10 yards north of a large meadow, about 100 yards east of the bridge, about 50 yards south of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis 1793 Comment
  CHSC52730  Gayophytum heterozygum L. P. Janeway 1990-8-29 3842 Plumas Plumas National Forest. E-facing flank near the top of Mt Ingalls. 2438 Comment
  CHSC81389  Gayophytum heterozygum Lowell Ahart 2001-9-18 9289 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  CDA25040  Gayophytum humile G. D. Barbe, T. C. Fuller 1982-6-17 3830 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC46122  Gayophytum humile Lowell Ahart 1981-7-21 2973 Plumas Along the edge of Cleghorn Bar Road, 1 1/2 miles west of Quincy La Porte Road, about 2 air miles west of Pilot Peak. 1706 Comment
  SEINET3150047  Gayophytum nuttallii var. intermedium E. K. Balls 1950-9-6 15694 Plumas 3.1 mi. E of turn to Sloat, between Quincy and Portola, Hwy 24 1250 Comment
  SEINET10847872 Image available Gentiana affinis R. M. Austin 1879-1 Austin s.n. Plumas Mt. Dyer. Comment
  RSA59441  Gentiana simplex E. K. Balls 1950-9-9 15729 Plumas West of Lakes Center Public Campground, by small lake. 2043 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
  RSA8005  Geum macrophyllum H. A. Barker 1927-7-3 767 Plumas Feather River near Blairsden. 1372 Comment
  UCD19160  Gilia achilleifolia subsp. multicaulis June McCaskill 1956-1 419 Plumas Lake Almanor region? Comment
  RSA189451  Gilia capitata L. S. Rose 1967-6-13 67123 Plumas Rich Bar 823 Comment
  RSA718441  Gilia capitata subsp. mediomontana L. Ahart 2006-7-9 12936 Plumas about 20 yards south of the paved basalt road, about 3 3/4 miles (air) nw of Tamarack Flat, about 5 3/4 miles (air) nw of Little Grass Valley Reservoir 1662 Comment
  CAS-BOT-BC282694  Glyceria elata Lowell Ahart 1980-10-6 2670 Plumas 1/2 mile west of Fowler Pk., Sierra Nevada 1700 Comment
  CHSC40564  Gnaphalium palustre Lowell Ahart 1985-9-26 5180 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  JEPS34043  Gnaphalium palustre W. L. Jepson 1939-8-8 19363 Plumas Meadow Valley Comment
  RSA201320  Gnaphalium palustre J. T. Howell 1959-9-22 34865 Plumas Lassen Volcanic National Park: Drakesbad. 1677 Comment
  UCD132414  Gnaphalium palustre John Thomas Howell 1960-7-18 35540 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  SEINET13709343  Gnaphalium palustre Lowell William Ahart, Lowell William Ahart 2001-1 9273 Plumas Pond in Butterfly Valley, 5 Air Mi. NW of Quincy (T25N, R9E, sec 29, NE 1/4) 3625 Ft. 1105 Comment
  UC336577  Goodyera oblongifolia unknown Sept. 1874 Plumas Butterfly Valley Comment
  CDA6088  Grindelia camporum T. C. Fuller 1957-9-16 333 -57 Plumas Virgilia. 0 Comment
  CAS-BOT-BC304925  Grindelia hirsutula John Thomas Howell 1961-9-23 36832 Plumas Indian Valley 1082 Comment
  CHSC97785  Grindelia squarrosa var. serrulata L. P. Janeway; B. Castro 2007-8-18 9204 Plumas Northern High Sierra Nevada. Along Hwy 70 0.4 km east of La Porte Road, along the north edge of Thompson Valley about 1.6 km east of East Quincy. 1059 Comment
  RSA794839  Hackelia californica L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15906 Plumas About 100 yards west of the Lake Almanor Dam. 1422 Comment
  RSA8555  Hackelia californica Elmer I. Applegate 1929-6-22 5820 Plumas Near Lee s Camp, Warner Valley, Mt. Lassen region. Comment
  RSA52904  Hackelia micrantha R. Weatherby 1950-8-11 1525 Plumas Slopes of Mt. Elwell, Lakes Basin Area. 2226 Comment
  RSA235881  Hackelia micrantha J. L. Gentry Jr., David Vierig 1968-6-21 2081 Plumas Mt. Hough, 10.5 miles northeast of Quincy on Mt. Hough-Crystal Lake Road. 2027 Comment
  CDA14004  Hackelia nervosa G. F. Hrusa, T. D. Wilfred 1997-6-26 13921 Plumas Sierra Nevada; about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CHSC72443  Hackelia nervosa L. P. Janeway 1998-7-31 5905 Plumas About 1.2 mi south-southeast of Pilot Peak; saddle on Bunker Hill Ridge where Road 23N10 crosses it. 2011 Comment
  UCSB45756  Hastingsia alba Reisentz, Paul 1979-5-12 Plumas 12 miles south on Highway 70, from junction of Highway 70 and Highway 89 Comment
  JEPS113316  Hazardia whitneyi var. whitneyi L. P. Janeway 2006-9-20 8885 Plumas Northern High Sierra Nevada. Along dirt road 0.3 km southeast of American House and Challenge-La Porte Road. Comment
  CDA13984  Helenium bigelovii G. F. Hrusa 1996-8-2 13448 Plumas Sierra Nevada; at SW base of ridge between Argentine & Taylor Rocks, Approx. 1 mi. NW of Argentine Rock. Springline forming trib. of Squirrel Creek. Comment
  JEPS115176  Helenium bigelovii Lowell Ahart, John Dittes 2009-7-14 16061 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  OBI55498  Helianthella californica David J. Keil, Kathleen Keil 1992-7-25 23605 Plumas Lassen NF along hwy 89/36, 5.4 mi E of hwy 32, SW of Chester Comment
  JEPS33588  Helianthella californica subsp. nevadensis Esther C. Fritz 1933-7-27 Plumas Spanish Peak 2072 Comment
  CHSC84987  Helianthella californica var. nevadensis Lowell Ahart 2003-10-17 10650 Plumas On the south side of the Pacific Crest Trail, about 1/2 mile east of Humboldt Peak about 1 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2133 Comment
  RSA123088  Helianthella californica var. nevadensis E. Sawyer 1935-5-27 41 Plumas 1.75 miles N of Kerby. 1555 Comment
  SDSU2669  Helianthella californica var. nevadensis D. F. Howe 1964-7-29 3894 Plumas Gold Lake Lodge, Plumas National Forest. 1981 Comment
  SEINET10473802  Helianthus annuus subsp. lenticularis Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4172 Plumas T26N R9E sw 1/4 nw 1/4 10. Greenville NW quad. S end of Greenville, W side of Hwy 89, dry gravelly roadside. 3800 ft. 1158 Comment
  CAS-BOT-BC305539  Helianthus bolanderi A. R. Kruckeberg 1954-8-4 3699 Plumas Highway 89, w. shore of Lake Almanor 1676 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
  SD50707  Helianthus bolanderi Darley F. Howe 1959-8-3 Plumas 41 miles north of Quincy on Highway 89. 1370 Comment
  CHSC85721  Hemizonella minima G. D. Barbe; T. C. Fuller 1982-6-17 3800 Plumas Plumas National Forest. Road bank at junction Gold Lake Road with Highway 89 between Graegle and Clio. 6 mi N of Sierra Co. line. [Lat./long. on label is '39 45 N; 120 36 W']. 1371 Comment
  SEINET5499811  Hesperochiron californicus T. Ramelli 1948-4-25 10 Plumas 5 miles west of Vinton 1524 Comment
  SD6698  Hesperochiron pumilus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  HSC73000  Hesperocyparis bakeri M. S. Taylor, M. Foster 1981-8-13 4175 Plumas N and NE side of W flank of Wheeler Peak ridge, 5 air mi. N of Genesee 1982 Comment
  SEINET10493824  Hesperolinon micranthum Mary Susan Taylor 1981-7-13 Taylor 3998 Plumas T24N R16E se/nw sec 5, Frenchman Lake quad; E side of 24N55, ca. 0.4 mi N of its jct with 28N11, ca. 0.7 mi N of N tip of the Lake, ca. 14 air mi N of Chilcoot. 1737 Comment
  CAS-BOT-BC143608  Heteromeles arbutifolia Edward Pittman 1965-10-16 206 Plumas Between Bryant Ravine & Feather Falls 609 Comment
  JEPS2473  Heterotheca oregona var. compacta W. L. Jepson 1918-8-16 8021 Plumas Genesee Valley Comment
  CAS-BOT-BC311071  Heterotheca oregona var. rudis Lemmon 1878-5-1 s.n. Plumas Unspecified Comment
  SD103536  Heterotheca villosa var. minor Darley Howe 1978-7-16 5080 Plumas Along highway 49, 3 miles north of Loyalton. 1463 Comment
  RSA0066261  Heuchera rubescens var. alpicola E. K. Balls 1950-9-1 15593 Plumas Above trail going S around lake, E of Long Lake. 2134 Comment
  CDA5020  Hibiscus trionum J. Budaj 1965-8-17 Plumas Just east of Quincy. 0 Comment
  POM289683  Hieracium albiflorum Lyman Benson 1932-7-29 3986 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  SEINET11262485  Hieracium albiflorum Robert L. Johnson, Mikel R. Stevens 2015-7-11 3958 Plumas Spanish Creek/Indian Creek drainage. Ca 1.6 rd mi N on Hugh Spur/Shoofly/Old Quarry Rd (fronting rr-track) after jct with Hwy 70/89. Ca 0.6 air mi ssw of Indian Falls.; 0 1023 Comment
  CAS-BOT-BC318527  Hieracium greenei L. N. Lorenzen No date on label. 8 Plumas Tamarac Springs, Shasta Forest 1676 Comment
  CDA37255  Hippuris vulgaris B. Villegas 2008-7-23 s.n. Plumas Sierra Valley; near Marble Hot Springs Road. 0 Comment
  CDA17247  Holcus lanatus G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16274 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  UCD84878  Holcus lanatus Robbins; Raynor 1943-6-1 s.n. Plumas Quincy. Comment
  SEINET3156770  Holodiscus boursieri E. K. Balls 1950-9-1 15583 Plumas Long Lake, above E shore toward Mt. Elwell 2103 Comment
  CAS-BOT-BC150015  Holodiscus discolor var. discolor Clare B. Hardham 1970-8-9 17716 M Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC43457  Holodiscus microphyllus var. microphyllus Lowell Ahart 1975-7-20 921 Plumas On the ridge east of Mount Etna, about 12 miles north-east of La Porte. 2133 Comment
  RSA232862  Hordeum brachyantherum L. S. Rose 1968-6-10 68084 Plumas Quincy 1037 Comment
  SJSU7485  Hordeum brachyantherum Lewis S. Rose 1968-6-10 68084 Plumas Quincy 1036 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
  SEINET10610426  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1995-9-13 Ahart 7622 Plumas T22N, R10E, south-east 1/4 Section 5. On dry gravelly soil, on the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. Common. Mountain meadow in Red Fir Forest. 1829 Comment
  CAS-BOT-BC284731  Hordeum jubatum Fred Sommers; Greg Sommers 1976-6-24 131 Plumas Sierra Valley Marsh, along Marble Lane 1487 Comment
  CDA32410  Hordeum jubatum L. Ahart 2001-8-29 9253 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. Comment
  SEINET10507465  Hordeum jubatum Mary Susan Taylor 1982-8-9 Taylor 4959 Plumas T27N R8E nw/nw sec 28. Almanor NE quad. N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 4500 ft. 1372 Comment
  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
  SEINET784708  Horkelia fusca var. parviflora Joseph Andorfer Ewan 1934-7-8 8591 Plumas Sierra Nevada, Camp Caldwell, Dentens, Mohawk Valley 1615 Comment
  JEPS44534  Horkelia tridentata W. L. Jepson 1927-6-23 12314 Plumas Lower end Warner Creek Valley 1584 Comment
  SEINET6767921  Horkelia tridentata subsp. flavescens A. A. Heller, P. B. Kennedy 1907-7-11 8799 Plumas Sierra Nevada; Prattville Comment
  SEINET6768050  Horkelia tridentata subsp. flavescens P. A. Lehenbauer 1934-5-25 s.n. Plumas Sierra Nevada; 15 miles W of Portola. Comment
  CAS-BOT-BC538231  Horkelia tridentata var. flavescens Ella Dales Cantelow 1939-5-20 2561 Plumas Meadow Valley, W. of Quincy Comment
  CAS-BOT-BC536283  Horkelia tridentata var. tridentata L. S. Rose 1931-4-14 s.n. Plumas Woodleaf Comment
  CAS-BOT-BC201086  Hosackia crassifolia Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  CAS-BOT-BC201083  Hosackia crassifolia Charles Piper Smith 1921-7-18 3443 Plumas Lake Almanor Road Comment
  UCD106130  Hosackia oblongifolia G. F. Hrusa 1989-6-26 7211 Plumas Along SW margin of Bucks Lake. 2133 Comment
  CHSC82953  Hosackia oblongifolia var. oblongifolia L. P. Janeway; B. Castro 2002-8-11 7699 Plumas Northern High Sierra Nevada. Along both sides of Oroville-Quincy Hwy (and into adjacent meadow) 0.5 km west of Road 23N73Y; at head of Little Grizzly Creek. 1658 Comment
  SEINET5327466  Hosackia oblongifolia var. oblongifolia A. A. Heller, P. B. Kennedy 1907-7-15 8854 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  UCD106185  Hosackia stipularis L. Ahart 1982-7-30 3734 Plumas Near the headwaters of Ohio Ravine, ca. 1 mi. ne of Hardquartz Mine, ca. 6 mi s of Bucks Lake. 1700 Comment
  JEPS17480  Hydrocotyle verticillata J. G. Lemmon 1889-6-4 2710 Plumas Mohawk Valley Comment
  SBBG6107  Hydrophyllum capitatum H. and M. Dearing 1939-5-9 3315 Plumas Blairsden 1310 Comment
  UC1586075  Hydrophyllum occidentale Barbara Ertter with Gary Schoolcraft 1989-7-3 8671 Plumas ca 7 air mi s Susanville (Diamond Mt. peak, n-face); Diamont Mt. 2286 Comment
  RSA0110962  Hydrophyllum occidentale M. Canby 1929-5-12 134 Plumas 5 miles west of Blairsden. Comment
  RSA420906  Hydrophyllum occidentale Christopher Davidson 1975-6-7 2746 Plumas 1 mile on road to Dalton Creek, departing northeast from Highway 70, 0.7 mile east of Highway 70 and 89. 1494 Comment
  CHSC21553  Hypericum anagalloides L. M. Mayer; D. E. Brink Jr. 1975-7-2 426 Plumas Bucks Lake Floristic Survey. Found in sw corner of the section in the moist ground around a seep. Comment
  SEINET10472171  Hypericum anagalloides Lowell Ahart 1985-7-11 Ahart 5128 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
  CHSC105189  Hypericum formosum var. scouleri B. Castro; L. P. Janeway 1997-9-14 783 Plumas Springy S-facing slope above Jamison Creek, above Rd 507 ca 0.9 mi E of the Plumas-Eureka State Park boundary. 1828 Comment
  UC909040  Ipomopsis aggregata Herbert L. Mason 1924-6-15 1035 Plumas near junction of Greagle Creek and Feather River Blairsden Comment
  CHSC37023  Iris hartwegii subsp. pinetorum M. S. Taylor 1982-6-1 4584 Plumas N side of 204, opposite Round Valley Reservoir, ca. 2 air mi w of Crescent Mills. 1402 Comment
  RSA136507  Iris hartwegii subsp. pinetorum Lee W. Lenz, E. K. Balls 1956-6-19 21842 Plumas Forest Lodge, southwest of Greenville 1128 Comment
  CAS-BOT-BC123366  Iris pinetorum Alice Eastwood 1927-6-11 14454 Plumas Forest Lodge near Greenville Comment
  SBBG122676  Iva axillaris J. Dittes, L. Ahart 2003-8-8 2003 -86 Plumas NW edge of Sierra Valley, ca. 0.9 air-mi N of Dyson Lane, E edge of Beckwourth-Calpine Rd (A23) 1488 Comment
  UC1965420 Image available Ivesia aperta var. aperta A. A. Heller and P. B. Kennedy 1907-7-18 8882 Plumas Beckwith Comment
  CHSC48048  Ivesia sericoleuca L. P. Janeway; Linnea Hanson 1989-6-28 3405 Plumas Squaw Valley: NE quadrant of jct of roads '01' (to Frenchman Lake) and '70' (to Laufman). 1706 Comment
  CHSC40258  Juncus bufonius var. bufonius Lowell Ahart 1985-7-11 5133 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
  CHSC81638  Juncus bufonius var. bufonius Lowell Ahart 2001-10-8 9305 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  CHSC66708  Juncus dudleyi Vernon H. Oswald; Lowell Ahart 1996-8-1 8143 .1 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 1.25 mi NW of Hauns Mdw., ca. 2 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. Along a springy cascade on the uphill side of the road. 1706 Comment
  CHSC95020  Juncus ensifolius Lowell Ahart 2006-10-23 13490 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
  CHSC99824  Juncus ensifolius Lowell Ahart 2008-8-13 15160 A Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  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
  RSA59111  Juncus ensifolius E. K. Balls 1950-8-30 15515 Plumas Trail to Snake Lake, near Feather River Experiment Station, 4 miles north of Quincy. 1067 Comment
  CHSC102085  Juncus exiguus Lowell Ahart; John Dittes 2009-7-13 16035 Plumas On dry to damp soil, edge of a seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC113141  Juncus exiguus Lowell Ahart 2013-8-23 19018 Plumas Bottom of a hydraulic pit, east of Bird Creek, about 1/2 mile (air) west of Monitor Flat, about 3 miles (air) northwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1652 Comment
  CHSC97779  Juncus exiguus L. P. Janeway 2007-8-12 9171 Plumas Northern High Sierra Nevada. 'Linnea Fen;' along Road 23N73Y 0.8 km north-northwest of Oroville-Quincy Hwy and Grizzly Summit. 1771 Comment
  SEINET11787641  Juncus hemiendytus Unknown 1985-1 5135 Plumas LIttle Grass Valley Res, where South Fork Feather River flows in lake, ca 4.25 mi NE of La Porte 1585 Comment
  CHSC82503  Juncus hemiendytus var. hemiendytus Lowell Ahart; John Dittes 2002-6-17 9722 Plumas In a meadow, on the north side of the road, about 1/8 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1651 Comment
  JEPS113844  Juncus laccatus Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14459 Plumas About 20 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  CAS-BOT-BC110166  Juncus luciensis A. A. Heller; P. B. Kennedy 1907-7-3 8695 Plumas Red Clover Valley. Comment
  CHSC114915  Juncus macrandrus G. D. Baarbe; T. C. Fuller 1982-6-17 3853 Plumas Plumas National Forest. East shore Frenchman Lake; Crystal Fishing Access. Marshy arm of the lake at the parking lot. 1706 Comment
  CHSC21823  Juncus nevadensis F. T. Griggs; A. Pass 1975-8-1 288 Plumas Lower Bucks Lake. Comment
  SD50946  Juncus nevadensis Darley F. Howe 1964-7-29 3896 Plumas Near Gold Lake, Plumas National Forest. 1981 Comment
  CHSC99972  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15387 Plumas A little north of the culvert, bottom of Onion Valley Creek, on the east side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  JEPS114896  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15387 Plumas A little north of the culvert, bottom of Onion Valley Creek, on the east side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  CHSC54539  Juncus occidentalis Vernon H. Oswald 1991-8-8 4818 Plumas Lassen Volcanic Park. Trail to Terminal Geyser just north of the south boundary of the park at Willow Lake, ca. 3 miles (air) southeast of Drakesbad. Along the trail. 1658 Comment
  CHSC53719  Juncus orthophyllus L. P. Janeway 1989-7-11 3473 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.3 mi SW of Beckwourth-Genesee Road (rd 111) 11.5 mi from Beckwourth. Along border of creek. 1691 Comment
  JEPS113815  Juncus parryi Lowell Ahart, John Dittes 2007-8-9 14439 Plumas About 80 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  HSC100817  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 Plumas Below the high water line of Lake Almanor, ~2,000 ft. NW of Lake Almanor Dam. 1591 Comment
  SEINET8567016 Image available Juncus uncialis A. A. Heller, P. B. Kennedy 1907-7-6 Plumas Red Clover Valley Comment
  UC401371  Juniperus communis H. M. Hall 1912-7-12 9345 Plumas slopes s of Long Lake; Sierra Nevada Mountains 2072 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
  JEPS48507  Kalmia polifolia subsp. microphylla Esther C. Fritz 1933-7-4 Plumas Spanish Peak 2072 Comment
  CAS-BOT-BC246163  Keckiella lemmonii M. S. Taylor 1982-8-10 4953 Plumas Along spur road off Seneca Road (306), ca. 2 air miles SW of Canyon Dam 1554 Comment
  CAS-BOT-BC246166  Keckiella lemmonii John Thomas Howell 1976-7-16 51915 Plumas Just east of Bucks Summit on road to Meadow Valley, Sierra Nevada 1645 Comment
  JEPS115206  Keckiella lemmonii Lowell Ahart, John Dittes 2009-7-15 16099 Plumas On dry rocky soil, northeast of the power line, on the west side of Forest Sevice Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  RSA88394  Keckiella lemmonii J. T. Howell 1951-8-19 28174 Plumas Near Paxton. 915 Comment
  CHSC113640  Kelloggia galioides Lowell Ahart 2014-8-31 19818 Plumas About 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC107913  Kyhosia bolanderi L. P. Janeway; B. Castro 2011-9-11 10719 Plumas Northern High Sierra Nevada. Between Road 22N57 (the road around Little Grass Valley Reservoir) and Black Rock Creek just before it empties into the Reservoir. 1570 Comment
  JEPS40362  Kyhosia bolanderi John Thomas Howell 1926-7-31 Plumas near Prattville 1463 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
  CHSC36332  Lagophylla ramosissima M. S. Taylor 1982-6-28 4766 Plumas Ramelli Ranch, s of Hwy 70, w of Calpine Rd, ca. 1 mi w of Beckwourth. Along dirt roads. 1487 Comment
  CHSC76122  Lagophylla ramosissima G. C. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3281 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  JEPS104631  Lagophylla ramosissima Lowell Ahart 2003-8-8 10480 Plumas On the w side of Beckwourth Calpine Rd, ca 50 yd n of the Western Pacific Railroad, ca 1/2 mi (air) sw of Beckwourth, Sierra Valley. 1478 Comment
  CHSC84448  Lagophylla ramosissima subsp. ramosissima Lowell Ahart; John Dittes 2003-8-8 10480 Plumas On the west side of Beckwourth Calpine Road, about 50 yards north of the Western Pacific Railroad, about 1/2 mile (air) southwest of Beckwourth, Sierra Valley. 1478 Comment
  CHSC87633  Lathyrus lanszwertii var. aridus Lowell Ahart; Josephine Guardino 2004-5-24 10943 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1204 Comment
  UCR123905  Lathyrus latifolius George K. Helmkamp, E. A. Helmkamp 2001-7-6 6856 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  SEINET10487281  Lathyrus sulphureus Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-5 LeDoux 1090 Plumas Collected 2.2 mi from jct of hwy 89 and 70. Douglas fir, libocedrus, and Quercus along hwy 89. Comment
  SEINET10452344  Lathyrus sulphureus Mary Susan Taylor 1982-6-2 Taylor 4599 Plumas T23N R12E sw/ne sec 17. Johnsville quad. ALong 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Cr Cmpgr, ca. 5 air mi n of Mohawk. 5700 ft. 1737 Comment
  RSA59373  Ledum glandulosum E. K. Balls 1950-9-9 15770 Plumas West of Lakes Center Public Camp. 2043 Comment
  CHSC34879  Lemna minuta M. S. Taylor 1981-7-13 4003 Plumas At spring, s side of spur rd, ca. 1/2 mi n of Lookout Creek, ca. 1 mi w of 28N11, ca. 1.5 mi nw of n tip of Frenchman Lake, ca. 15 air mi n of Chilcoot. 1920 Comment
  SEINET10466004  Lemna minuta Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3831 Plumas T24N R10E nw/se sec 25, Spring Garden quad. Aquatic in swamp inside Williams Loop, 0.2 mi S of Spring Garden Overpass on Hwy 70, ca. 1.5 mi W of Spring Garden. 3900 ft. 1189 Comment
  UC1586441  Lemna trisulca Vernon H. Oswald and Lowell Ahart 1991-7-30 4796 Plumas 6 air mi ene of Humbug Summit (12 air mi s of Chester, Big Springs on w side of Humbug Valley); Humbug Valley, Big Springs 1310 Comment
  RSA508612  Lemna trisulca Mrs. R. M. Austin 1880-06 s.n. Plumas Big Meadows Comment
  CAS-BOT-BC88775  Lepidium appelianum John Thomas Howell 1962-6-19 37875 Plumas Sierra Nevada. Vinton. 1508 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
  UC398786  Lepidium nitidum Mrs. R. M. Austin Plumas Comment
  CAS-BOT-BC60092  Lepidium virginicum var. menziesii John Thomas Howell 1966-7-29 42024 Plumas Sierra Nevada. Quincy. 1036 Comment
  CDA18473  Lepidium virginicum var. pubescens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3219 Plumas Sierra Nevada; 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  UCSB19858  Leptosiphon ciliatus Hardham, Clare 1961-6-17 Plumas South of Susanville 1676 Comment
  CAS-BOT-BC59606  Leucothoe davisiae Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1485 Plumas Fern Glen. 1097 Comment
  CAS-BOT-BC59607  Leucothoe davisiae John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2156 Plumas Beargrass Glade. Butterfly Botanical Area and Vicinity. 1127 Comment
  CAS-BOT-BC59619  Leucothoe davisiae Anna Head 1920-7-3 s.n. Plumas Lake Center Camp, near lakes. Feather River Region. 2133 Comment
  RSA60138  Leucothoe davisiae E. K. Balls 1950-9-5 15681 Plumas Thompson Creek, along trail to Little Volcano. 1402 Comment
  CAS-BOT-BC444180  Lewisia nevadensis Margaret Williams 1965-6-24 s.n. Plumas In Happy Valley (beyond Long Valley) 1706 Comment
  SJSU14356  Lewisia nevadensis N. A. Hopkins 1990-6-12 1613 Plumas c. 16 mi NW of Beckwourth on rd to Genessee 1676 Comment
  CDA18759  Lewisia triphylla G. D. Barbe, T. C Fuller 1982-7-16 3757 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CHSC21599  Lewisia triphylla D. E. Brink Jr.; L. M. Mayer 1975-7-16 Plumas Found along a stream. Comment
  CAS-BOT-BC283807  Leymus cinereus John Thomas Howell 1955-7-19 30758 Plumas Beckwourth 1493 Comment
  SEINET191103 Image available Leymus triticoides A. A. Beetle 1941-6-28 2793 Plumas 5 miles west of Chester 1524 Comment
  CHSC74055  Ligusticum californicum B. Castro; L. Gehrung 1996-8-8 712 Plumas Ca 6.5 air mi S of Bucks Lake and 0.6 mi SE of Hardquartz Mine, 300 ft S of USFS Rd 23N15, ca 0.3 mi S of its jcn with Rds 23N60 and 23N70. 1633 Comment
  CAS-BOT-BC436051  Ligusticum grayi John Thomas Howell 1960-7-21 35834 Plumas Lassen Volcanic National Park, NW of Willow Lake 1706 Comment
  UC1100163  Lilaea scilloides Malcolm A. Nobs and S. Galen Smith 1949-8-18 1385 Plumas just s Chester (Last Chance marshes at n end of Lake Almanor); Lake Almanor, Last Chance Comment
  CAS-BOT-BC509328  Lilium kelleyanum Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC509335  Lilium kelleyanum H. C. Cantelow 1941-7-20 s.n. Plumas About 4 miles west of Johnsville, on road to Mohawk Comment
  CHSC78402  Lilium pardalinum subsp. pardalinum Vernon H. Oswald 2000-6-9 9927 Plumas Caribou Road 1.6 mi north of Hwy. 70. 743 Comment
  HSC101686  Lilium washingtonianum Dillon North Davis 2013-7-1 31 Plumas 4.8 miles south of FS Road 25N17 from intersection with Highway 70 1576 Comment
  CAS-BOT-BC133082  Lilium washingtonianum subsp. washingtonianum Mrs. Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  JEPS58436  Linanthus harknessii Herbert L. Mason 1924-6-20 1084 Plumas between Gold Lake Bear Lake Comment
  CHSC101917  Linnaea borealis var. longiflora Lowell Ahart; John Dittes 2009-7-14 16076 Plumas Edge of a steep north slope, north of Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1453 Comment
  SEINET6225249  Linum micranthum L. S. Rose 1967-1 67158 Plumas Mt Hough Rd, 2 mi NE of Quincy jct. 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
  SEINET10482998  Lithophragma Mary Susan Taylor 1982-5-27 Taylor 4553 Plumas T24N R8E ne sec 23. Bucks Lake NE quad. W side of Deans Valley Rd (24N29), ca. 0.7 mi s of its jct with Bucks Lake Rd, ca. 1 mi e of Meadow Valley. 3800 ft. 1158 Comment
  SEINET6032218  Lithophragma glabrum R. J. Holl 1948-4-16 13 Plumas Grizzly Canyon, 3 miles west of Beckwouth 1615 Comment
  UC1123037  Lomatium nudicaule E. Sawyer 1935-6-21 134 Plumas 4 1/2 mi. n.-n.e. Crow (Plumas Nat'l Forest); , Sierraville Quad. Comment
  UC173182  Lomatium nudicaule Mrs. Austin 1882-7-24 131 Plumas Big Meadows 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
  SD6577  Lonicera conjugialis Mrs. R. M. Austin 1880-1 Plumas Comment
  RSA101488  Lonicera involucrata R. Weatherby 1955-6-26 1557 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  UC942950  Lotus argophyllus var. fremontii Lewis S. Rose 1951-6-29 51078 Plumas Rock Creek; North Fork of Feather River 550 Comment
  CDA14699  Lotus corniculatus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3187 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 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
  CDA13436  Lotus nevadensis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13283 Plumas Sierra Nevada; on USFS 23N11A. Comment
  RSA186425  Lotus oblongifolius var. nevadensis D. D. Keck 1932-7-3 1710 Plumas Quincy Comment
  JEPS28476  Lotus oblongifolius var. oblongifolius George W. Gillett 1957-7-19 845 Plumas slopes across from Devils Kitchen (1.25 mi above hot springs area); Lassen Volcanic National Park 2057 Comment
  CDA14701  Lotus purshianus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3191 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  SEINET13711122  Lotus purshianus Lowell William Ahart, Lowell William Ahart 2001-1 9261 Plumas Little Last Chance Creek, on Strand of Frenchman Lake (T24N, R16E, S 8, SE 1/4) 5580 Ft. 1701 Comment
  POM253375  Lotus unifoliolatus A. A. Heller 1938-7-2 15242 Plumas Feather River Highway near Grays Flat. 869 Comment
  RSA0076001  Lupinus adsurgens Daisie Huang 2006-8-11 06081106 Plumas Quincy-La Porte Rd. 1257 Comment
  CHSC36863  Lupinus arbustus M. S. Taylor 1982-8-18 5016 Plumas Mt Ingalls summit, ca. 9 air mi ne of Sloat. 2551 Comment
  JEPS121740  Lupinus arbustus B. Castro and L. P. Janeway 2008-6-6 1736 Plumas Northern High Sierra Nevada. Upper watershed of Thompson Valley, ~ 1.5 mi NW of the mouth of McReynolds Creek at Red Clover Creek. Along USFS Rd 25N05 (Squaw Valley Rd) just E of its jcn with small dirt rd to lower Thompson Valley. Comment
  SJSU14722  Lupinus arbustus N. A. Hopkins 1991-6-28 1692 Plumas between Medford fork & Doyles Crossing on rd fronm Red Clover Valley to Janesville 1524 Comment
  CHSC36862  Lupinus argenteus var. heteranthus M. S. Taylor 1982-8-19 5025 Plumas Along Fitch Canyon Rd, ca. 1 mi sw of its junction with Milford-Beckwourth Rd, ca. 4 mi s of Milford. 1828 Comment
  CHSC92277  Lupinus argenteus var. 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, upslope (north) of FS Road 28N03. 1498 Comment
  CHSC97068  Lupinus argenteus var. meionanthus Lowell Ahart; Josephine Guardino 2007-7-20 14353 Plumas Dry ridge, on the southwest side of Lake Davis Road, Charles Valley, about 1 1/4 miles northwest of Portola. 1518 Comment
  JEPS48891  Lupinus argenteus var. meionanthus Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  SEINET8665862  Lupinus bicolor W. Harnach 2013-5-10 1345 Plumas North side of the intersection of Hwy 70 and Co. Rd. A-23, 1 mile west of Beckwourth, CA 1498 Comment
  CAS-BOT-BC196671  Lupinus breweri var. breweri Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  RSA59107  Lupinus confertus E. K. Balls 1950-8-31 15511 Plumas Hwy. 24, Feather River Experiment Station, 4 miles north of Quincy. 1220 Comment
  RSA263045  Lupinus confertus W. E. Harmon 1969-8-18 1566 Plumas Beckworth Pass, 1/2 mi. W. Comment
  SEINET10485162  Lupinus confertus Charles Piper Smith 1921-7-14 Smith 3427 Plumas Quincy - spanish creek crossing. 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-BC215382  Lupinus dalesiae M. S. Taylor 1982-6-7 4616 Plumas Along spur road off Burton Gulch road along Spanish Creek, ca. 2 air miles N of Meadow Valley 1219 Comment
  CHSC918  Lupinus dalesiae D. Crummett 1937-5-14 Plumas Quincy. 1097 Comment
  CHSC98991  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
  RSA101414  Lupinus dalesiae R. Weatherby 1955-7-26 1660 Plumas Spanish Peak, near Meadow Valley. 2165 Comment
  UC1502138  Lupinus dalesiae M. S. Taylor 1982-5-25 4521 Plumas ca. 2 mi NE of Sloat ( in Sloat fire area (1981), along N roadcut of 23N12 and upslope ca. 20 ft in McDermott Ravine and ravine just E) Comment
  UCD107620  Lupinus dalesiae H. Durio 1996-5-10 s.n. Plumas 3 to 4 air mi NE of Pilot Peak, along Peoria Creek Road (USFS Rd 23N10) as it crosses and parallels Nelson Creek. 1463 Comment
  SEINET10452040  Lupinus dalesiae Mary Susan Taylor 1981-6-15 Taylor 3904 Plumas T24N R8E ne/se sec 1, Bucks Lake NE quad; jct of 24N27 (a loop around Smith lake), ca. 2 mi N of its jct with Bucks Lake Rd, ca. 3 mi NE of Meadow Valley; elevation ca. 3800 ft. 1158 Comment
  SEINET10452063  Lupinus dalesiae Mary Susan Taylor 1982-6-16 Taylor 4680 Plumas T24N R10E swnw sec 33. Spring Garden quad. Open rdcut, along spur rd off 24N26-Thompson Creek Rd (0.2-0.3 mi from its jct), ca. 3 mi se of Quincy. Mixed Evergreen Forest; 4600 ft. 1402 Comment
  SEINET10485186  Lupinus dalesiae Taylor 1982-7-12 Taylor 4817 Plumas Johnsonville quad. Corolla white pale blue and pale yellow. Along eureka Ridge, on eureka peak rd (22n75y), .5 air mi south of its jct with mcrae Meadows turnoff, ca. 6 Air mi west of mohawk. With pedicularis semibarbata. Possible hybrid with l. Dalesae x albicaulis. 2103 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
  SEINET10841220  Lupinus dalesiae Mary Susan Taylor 1982-6-1 Taylor 4573 Plumas 4200 ft. T23N R11E se/ne & ne/se sec 6. Spring Garden quad. Ca. 0.1 mi e of Spring Garden city limit sign, e side of Hwy 70, just e of Greenhorn Ranch turnoff. 1280 Comment
  SBBG69390  Lupinus grayi R. M. Austin -Apr-1877 Plumas American Valley Comment
  UC338163  Lupinus grayi unknown Plumas Indian Valley Comment
  SEINET10490337  Lupinus grayi Mary Susan Taylor 1982-6-17 Taylor 4693 Plumas T23n r11e ne1/4se1/4 sec 18. Blue nose mt quad. Open bare foadbank, s side of T23n44y, 1.8 mi w of its jct with bell bar creek rd (23n50y), ca 2 air mi. Sw Of sloat. 1524 Comment
  JEPS103585  Lupinus lepidus var. lobbii Lowell Ahart 2002-6-26 9780 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
  SJSU11971  Lupinus lepidus var. lobbii N. A. Hopkins 1973-6-15 539 Plumas by Old Gold L Rd near rd to Mills Peak fire Lookout, 1.5 mi E of Gold L. 2042 Comment
  CHSC935  Lupinus lepidus var. sellulus 1945-6-30 Plumas Buck's summitt. 1685 Comment
  UC82213  Lupinus lepidus var. sellulus Mrs. R. M. Austin 1890-1 389 Plumas Warner Valley Comment
  HSC97071  Lupinus meionanthus John Dittes 2005-7-11 1211 Plumas 12.7 mi. NNE of Taylorsville, 5.3 mi. SW of Diamond Mtn., 4.6 mi. SE of Indicator Peak, N side of Smith Creek Comment
  CHSC70795  Lupinus obtusilobus B. Castro 1989-8-14 383 Plumas Ca 5 air mi NE of Four Trees by the Oro-Quincy Hwy, in the vicinity of Grizzly Summit. On E side of road. 1761 Comment
  CHSC92281  Lupinus onustus John Dittes; Josephine Guardino 2005-6-4 1145 Plumas Northern High Sierra Nevada Range; Drainage of East Branch Lights Creek; ca. 12.3 air-miles northeast of Taylorsville, ca. 5.7 air-miles southwest of Diamond Mountain, ca. 4.2 air-miles southeast of Indicator Peak; south-facing slope ca. 850' north of confluence of East Branch Lights Creek and Morton Creek, ca. 1,232' northeast of junction of FS Road 28N03 and County Road 213. 1373 Comment
  UC1583954  Lupinus onustus G. Schoolcraft 1990-5-9 2028 Plumas about 1 mi w Crescent Mills 1463 Comment
  RSA712966  Lupinus onustus L. P. Janeway 1994-5-24 4649 Plumas Owl Creek, 1.5 mi west of Seneca. 1372 Comment
  CHSC21185  Lupinus polyphyllus var. burkei F. T. Griggs; A. Pass 1975-7-11 153 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC329259  Lupinus sellulus M. S. Taylor 1982-7-14 4831 Plumas Near jct of 27N92 and 26N18 in Long Valley around creek, ca 4 air mi W of Greenville. 1676 Comment
  RSA414243  Lupinus sellulus subsp. sellulus Anstruther Davidson 1928-7-1 s.n. Plumas Feather River. Comment
  RSA303033  Lupinus sellulus var. artulus Thomas H. Kearney 1944-8-14 75 Plumas Near Prattville, Lake Almanor. Comment
  SEINET10484153  Lupinus sellulus var. artulus Mary Susan Taylor 1982-6-11 Taylor 4638 Plumas T28N R7E nw/se sec 5. Chester quad. S side of Hwy 36, w side of Lake Almanor, ca. 0.5 mi e of Chester. 4500 ft. 1372 Comment
  CHSC94143  Luzula cascadensis Lowell Ahart 2006-7-9 12932 Plumas In a small seep, in a small open area in brush, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1678 Comment
  UCSB46162  Luzula comosa Reisentz, Paul 1979-5-12 Plumas at Lewisia Rock; 3 miles south of Beldon; on Highway 70 Comment
  CAS-BOT-BC436680  Luzula comosa var. laxa Robert J. Weatherby 1955-6-26 1544 Plumas Mud Lake, Lakes Basin area 2103 Comment
  CHSC85993  Luzula comosa var. laxa L. P. Janeway 2003-7-19 7908 Plumas High Cascade Range. Along the south edge of Little Willow Lake. Just above high water line. 1831 Comment
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Oct 3 2006
  CAS-BOT-BC441252  Luzula macrantha Walter Knight; Irja Knight 1967-5-22 1817 Plumas Butterfly Botanical Area and vicinity: Butterfly Canyon 990 Comment
  RSA496340  Lysimachia nummularia Elaine Joyal, D. Mehlman 1988-6-30 1299 Plumas E of Quincy. Irrigation ditch running through heavily-used pasture, with Typha, Carex. 1200 Comment
  UC501391  Lysimachia nummularia David D. Keck Jul 3 1932-Jul 5 1932 1627 Plumas along Lake Almanor Road at city limits of Quincy (in the Northern Sierra Nevada); Northern Sierra Nevada, Quincy 1066 Comment
  JEPS102822  Lythrum portula Lowell Ahart 2001-8-28 9214 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  SEINET10473901  Machaeranthera canescens Mary Susan Taylor 1982-8-18 Taylor 5051 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  CAS-BOT-BC343784  Madia elegans David D. Keck 1932-7-3 1620 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  CDA13918  Madia exigua G. F. Hrusa 1997-5-3 13845 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
  UC89356  Madia exigua Mrs. R. M. Austin 1879-1 Plumas Butterfly Valley Comment
  CAS-BOT-BC342857  Madia glomerata M. S. Taylor 1982-8-31 5080 Plumas Along 27N57, Kettle Pass, just w of Eisenheimer Peak, ca. 7 air mi ne of Taylorsville 2133 Comment
  JEPS107877  Madia glomerata Lowell Ahart, John Dittes 2005-9-19 12401 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  JEPS120496  Madia glomerata L. P. Janeway 2012-10-17 11080 Plumas Northern High Sierra Nevada. Plumas National Forest; along La Porte-Quincy Road 1.9 road km north of Onion Valley Creek; upper east-facing flank of Fingerboard (Peak). Comment
  CAS-BOT-BC342847  Madia glomerata Greg Sommers 1976-8-3 205 Plumas Sierra Valley Marsh, 1 km southeast of metal bridge on Dyson Lane 1524 Comment
  CAS-BOT-BC343287  Madia gracilis John Thomas Howell; Gordon H. True 1967-7-11 43285 Plumas 2 miles from Quincy Junction on road to Mt. Hough 1219 Comment
  CDA13944  Madia gracilis G. F. Hrusa 1997-6-26 13883 A Plumas Sierra Nevada; Open flats 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CDA8276  Madia gracilis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3248 Plumas 2.5 miles (4 km) below summit on road to Mt. Hough, 0.4 mile northwest of China Grade. Comment
  SEINET10474809  Madia gracilis Mary Susan Taylor 1981-9-14 Taylor 4276 Plumas California: T26N R8E se1/4 sec 13. Almanor SE quad. Around the ponds, headwaters of Rush Creek, near its jct with Cow Creek, ca. 5 mi ESE of Green- ville. Plumas County. 5200 ft. 1585 Comment
  RSA71296  Madia gracilis L. S. Rose 1951-6-9 51070 Plumas 9 miles east of Quincy 1220 Comment
  UCD132827  Madia gracilis E. W. Jameson 1949-6-17 s.n. Plumas 6 miles north of Keddie. 1371 Comment
  JEPS103554  Madia minima Lowell Ahart 2002-7-2 9819 Plumas On the bottom of the water holding pond, ca 150 yards N of Forest Road 22N94, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1597 Comment
  CHSC21111  Maianthemum racemosum F. T. Griggs; A. Pass 1975-7-1 22 Plumas East of Grizzly Creek. Comment
  CAS-BOT-BC512088  Maianthemum racemosum subsp. amplexicaule Alice Eastwood 1927-6-11 14486 Plumas Forest Lodge, Greenville; United States Forest Reserve Comment
  CAS-BOT-BC347521  Malacothrix floccifera Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Indian Valley road near Crater Nat'l Park Comment
  CHSC103140  Marsilea vestita subsp. vestita Lowell Ahart; John Dittes 2009-9-7 16373 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  UC1795022  Matricaria discoidea R. K. Brummitt 1998-5-17 19880 Plumas Rte. 89 near Indian Falls, 2 km from Rte. 70 junction 1000 Comment
  CAS-BOT-BC282102  Melica fugax John Thomas Howell 1975-6-16 51154 Plumas 2 miles NW of Spring Garden 1173 Comment
  CHSC41427  Melica fugax Lowell Ahart 1986-7-8 5346 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CHSC95056  Melica fugax L. P. Janeway; B. Castro 2006-6-3 8657 Plumas Northern High Sierra Nevada. West side of Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek. East-facing sagebrush slope near meadow edge. 1673 Comment
  JEPS95630  Melica fugax Lowell Ahart 1994-6-15 7335 Plumas 200 yds E of a logging road, near the int. of Lumpkin Ridge Road and the road to Tamarack Flat, 1 air mile W of Little Grass Valley Reservoir 1767 Comment
  CDA12098  Melica geyeri G. F. Hrusa, G. L. Webster 1989-5-1 7014 Plumas Sierra Nevada; Feather River near Belden. Comment
  CHSC111744  Melica harfordii Lowell Ahart 2012-7-1 18259 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. On dry bare disturbed red soil, on the sides and in the gutter of the dirt road to the large pipe. 807 Comment
  CAS-BOT-BC264181  Melica subulata John Thomas Howell 1962-6-17 37682 Plumas Butterfly Valley, Sierra Nevada 1036 Comment
  JEPS115896  Melica subulata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16104 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
  CHSC72315  Mentha canadensis L. P. Janeway 1998-9-10 6276 Plumas Along the northwest shore of Snag Lake; about 5 mi northwest of Quincy. 1205 Comment
  JEPS16778  Mentha spicata Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4350 Plumas northern limits Taylorsville 1079 Comment
  CHSC89515  Mentzelia dispersa G. D. Barbe; T. C. Fuller 1982-6-17 3827 Plumas Northern California. Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  SDSU8068  Mentzelia dispersa R. M. Beauchamp 1965-7-17 Plumas Growing beside the Feather River, 1/2 mile north of Chester, CA. Comment
  SEINET5333284  Mentzelia laevicaulis W. Harnach, N. Harnach 1990-7-10 470 Plumas Sierra Valley, just west of the steel bridge on Marble Lane 1486 Comment
  CHSC74074  Mertensia ciliata var. stomatechoides B. Castro; L. Gehrung 1996-8-8 713 Plumas Ca 5 air mi S of Bucks Lake and 0.6 mi N of the Hartman Bar Trailhead, along sides of USFS Rd 23N58, ca 0.5 mi S of its jcn with Rd 23N15. On E-facing upper ridge slopes near headwaters of E-trending drainages. 1737 Comment
  CAS-BOT-BC428541  Micranthes aprica Alice Eastwood 1927-6-15 14607 Plumas United States Forest Reserve. Long Valley. Comment
  CAS-BOT-BC428883  Micranthes californica John Thomas Howell; H. Keith Wagnon 1980-5-26 53586 Plumas Lewisia Rock, Feather River Canyon, 3.5 miles southwest of Belden. 609 Comment
  CAS-BOT-BC429146  Micranthes odontoloma Anna Head 1921-8-10 s.n. Plumas Long Lake, Feather River Region Comment
  CAS-BOT-BC429149  Micranthes odontoloma Rimo Bacigalupi 1927-7-10 1684 Plumas Meadow about 1/4 mile below outlet of Long Lake along Gray Eagle Creek 1828 Comment
  CHSC2453  Micranthes odontoloma R. Carter 1965-7-11 284 Plumas Green Island L., on E shore of lake where stream empties into lake, in meadow beside stream. 1828 Comment
  CAS-BOT-BC429240  Micranthes oregana John Thomas Howell 1960-7-23 35963 Plumas Lassen Volcanic National Park. Dream Lake, Drakesbad 1828 Comment
  CAS-BOT-BC349347  Microseris nutans A. A. Heller 1915-7-7 12060 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CHSC72442  Microseris nutans L. P. Janeway 1998-6-23 5652 Plumas About 1.8 mi south-southeast of Indicator Peak; along Road 28N03 on south side of upper West Branch Bear Valley Creek. Ridge top. 1676 Comment
  CHSC91620  Microseris nutans G. Douglas Barbe; T. C. Fuller 1982-6-15 3696 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
  SEINET3840876  Microseris nutans G. Douglas Barbe, Thomas C. Fuller 1982-6-15 3702 Plumas East -facing slope, 0.8 miles west of Junction on 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, Serpentine 1490 Comment
  SEINET10902908  Microsteris gracilis subsp. humilis Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3846 Plumas T24N R12E nw sec 25, Grizzly Valley quad; W side of 24N10, ca. 1/4 mi S of Grizzly Creek crossing 24N10, ca. 8 mi NW of Portola; elevation ca. 5800 ft. 1768 Comment
  UC964787  Mimulus aurantiacus var. grandiflorus Milo S. Baker 1952-5-27 12474 Plumas Camp Storrie, along Hiway 24 Feather River Canyon Comment
  JEPS28624  Mimulus breweri George W. Gillett 1957-7-18 812 Plumas near trail on ne side Boiling Springs Lake; Lassen Volcanic National Park 1813 Comment
  CDA9305  Mimulus cardinalis D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .254 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  JEPS1763  Mimulus guttatus Milo S. Baker 1952-5-26 12470 Plumas back of Cottages (at Beldon); Feather River Canyon, Yellow Creek Comment
  UC726510  Mimulus guttatus A. A. Heller 1942-6-16 16508 Plumas 7 mi w Belden (along State Highway #24) Comment
  UC1585908  Mimulus moniliformis Barbara Ertter with Gary Schoolcraft 1989-7-3 8633 Plumas ca. 9 air mi s Susanville (near Bear Creek crossing on Lone Rock road); Diamond Mts. 1767 Comment
  CHSC110356  Mimulus moschatus L. P. Janeway 2013-7-15 11185 Plumas Northern High Sierra Nevada. Plumas National Forest: south side of Tamarack Flat close to Road 22N94. 1714 Comment
  CHSC63277  Mimulus moschatus Lowell Ahart 1994-6-15 7333 Plumas On the east side 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
  RSA523819  Mimulus nanus var. mephiticus S. Galen Smith 1958-7-25 s.n. Plumas Along Feather River Highway (Alt. US 40), 2.2 mi e. of bridge over the North Fork of the Feather River and the junction of the road to Caribou, near Rich Bar. 777 Comment
  RSA535573  Mimulus nanus var. mephiticus David M. Thompson 1988-6-29 941 Plumas Ca. 4 airmiles NE of Bucks Lake. 0.2 mi W of Big Creek Road along Bucks Lake Road (vis Bucks Summit). 1244 Comment
  UC1012191  Mimulus nasutus F. W. Pennell and A. A. Heller 1940-6-5 25690 Plumas below Belden (Route 24); Feather River 487 Comment
  UC567144  Mimulus primuloides E. Sawyer 1935-6-27 186 Plumas 1.6 mi ne Grizzly Peak; Sierraville Quadrangle 1767 Comment
  UC125296  Mimulus pulsiferae Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  JEPS8113  Mimulus torreyi Helen-Mar Wheeler 1944-8-23 Plumas Cascade Creek 1249 Comment
  RSA519039  Mimulus torreyi Barbara J. Ertter 1989-7-4 8684 Plumas 2.2 miles west of junction with Highway 89 and Highway 36 southwest of Chester. 1463 Comment
  CAS-BOT-BC388596  Minuartia douglasii John Thomas Howell 1967-6-23 42719 Plumas Canyon of the East Branch of Feather River 2 miles east of Twain Comment
  CAS-BOT-BC432982  Mitella breweri Anna Head 1921-7-23 s.n. Plumas Trail to Long Lake, Feather River Region Comment
  SEINET7718092  Monardella Unknown Plumas Big Meadows Comment
  CHSC59918  Monardella breweri subsp. lanceolata L. P. Janeway 1992-7-31 4283 Plumas South-facing slopes in canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 (along powerline access road). 682 Comment
  UCD169412  Monardella follettii L. P. Janeway 2001-8-5 7418 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  SEINET10582332  Monardella follettii A. Graff 1993-7-22 Graff 317 Plumas Plumas National Forest. Meadow Valley Rd. south, .55 mile up from Union Pacific RR crossing, on the left road cut. T25N,R8E,S20. Locally infrequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Comment
  SEINET10895142  Monardella follettii A. Graff 1993-7-22 Graff 311 Plumas Plumas National Forest. Meadow Valley Rd. south, .1 mile from Union Pacific RR crossing, on left road cut. T25N,R8E,S30. Locally frequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Bombus sp., butterflies. Comment
  RSA767791  Monardella glauca L. P. Janeway 2010-8-19 10167 Plumas Northern High Sierra Nevada. Plumas National Forest; uppermost end of Lumpkin Ridge, 1.6 air km northwest of the Little Grass Valley Reservoir dam; along Road 22N86Y 1 km southwest of Road 22N27 (Lumpkin Road). 1797 Comment
  CHSC52042  Monardella odoratissima L. P. Janeway 1989-7-12 3484 Plumas Plumas National Forest. Along Jackson Creek; rd 23N11 2.3 mi from hwy 70/89, then 2.2 mi on rd 23N48 into Jackson Cr. 1783 Comment
  CHSC75509  Monardella odoratissima G. F. Hrusa; J. Dinsdale 1989-6-25 7193 Plumas Sierra Nevada. At Bucks Lake north shore. [Original lat./long. on label is '39 54 N; 121 10 W']. 487 Comment
  UCR18736  Monardella odoratissima subsp. glauca Frank C. Vasek 1975-7-10 750710- 29 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  CAS-BOT-BC222109  Monardella odoratissima subsp. pallida John Thomas Howell; Gordon H. True 1973-7-31 50114 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CAS-BOT-BC222118  Monardella odoratissima subsp. pallida John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54378 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CHSC20737  Monardella odoratissima subsp. pallida K. R. Stern 1975-7-24 5905 Plumas SE shore of Almanor. 1371 Comment
  UCR280841  Monardella odoratissima subsp. pallida Lowell Ahart 2014-8-24 19741 Plumas South Fork of the Feather River, Little Grass Valley Reservoir, c. 200 yards southwest of the parking lot to the Pacific Crest Trail, c. 0.25 mile southwest of the bridge across the South Fork of the Feather River, c. 4 air miles north of La Porte 1534 Comment
  CAS-BOT-BC222106  Monardella odoratissima subsp. pallida Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Indian Valley, 11 miles southeast of Prattville Comment
  JEPS51858  Monardella odoratissima subsp. pallida Duncan Dunning 1921-8-11 Plumas top of mountain above Little Grizzly Valley (on Sterling to Almanor road) Comment
  NY429343  Monardella odoratissima var. follettii W. I. Follett 1937-8-2 108 Plumas Rich Gulch (northeast slope of Red Hill), East Branch of North Fork Feather River 1280.2 Comment
  CHSC21673  Monardella sheltonii D. Brink; L. Mayer 1975-8-1 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC52055  Monardella sheltonii L. P. Janeway 1989-7-7 3470 Plumas Plumas National Forest. Hwy 70/89 at the bridge over Spanish Cr. 952 Comment
  CHSC67979  Monardella sheltonii James D. Jokerst 1989-7-3 3119 Plumas Caribou Rd. 3.8 mi N of Hwy. 70, W of road. Comment
  SEINET10582345  Monardella sheltonii A. Graff 1993-7-22 Graff 303 Plumas Plumas National Forest. Hwy. 70 west, at turnout just after Quarry Rd. Locally infrequent on road cut filling in with Pinus jeffreyi, Pseudotsuga menziesii, Calocedrus decurrens, Quercus sp., Acrtostaphylos sp., Apix mellifera. Comment
  SEINET10582358  Monardella sheltonii A. Graff 1993-7-21 Graff 290 Plumas Plumas National Forest. On Hwy. 70 west, .3 mile southeast of Greenhorn Ranch Rd., on right road bank. T24N,R10E,S25. Growing in light brown, sandy, gravelly soil, with Arctostaphylos sp. and scrub. Bombus sp. Comment
  SEINET10572655  Montia chamissoi Mary Susan Taylor 1982-6-10 Taylor 4629 Plumas T23N R15E sw sec 6. Reconnaissance Peak quad. In wet Montane Meadow, se corner of jct of 24N32 & 24N02 at Dotta Saddle, ca. 3.5 mi nne of Beckwourth. 6000 ft. 1829 Comment
  CAS-BOT-BC444859  Montia fontana John Thomas Howell 1960-7-21 35864 Plumas Lassen Volcanic National Park. On trail to Little Willow Lake 1767 Comment
  CAS-BOT-BC444856  Montia fontana Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1869 Plumas Butterfly Botanical Area and Vicinity. West side of Butterfly Valley proper 1066 Comment
  CHSC60551  Montia linearis L. P. Janeway 1992-5-6 4161 Plumas Plumas National Forest. Beckwourth Ranger District. Clio Compartment. About 3 1/2 mi southwest of Portola; 1/4 mi northeast of Claireville Flat, between Middle Fork Feather River and Hwy 70. 1482 Comment
  UC1523706  Montia linearis Gary Schoolcraft 1982-5-14 657 Plumas e of Vinton 1524 Comment
  CAS-BOT-BC445102  Montia linearis H. L. Mason 1924-6-18 1052 Plumas North of Graeagle Comment
  SEINET10572666  Montia linearis Mary Susan Taylor 1981-5-10 Taylor 3676 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  CAS-BOT-BC445192  Montia parvifolia Anna Head 1920-6-8 s.n. Plumas Camp Rodgers, Feather River Region Comment
  CHSC21710  Montia parvifolia F. T. Griggs; A. Pass 1975-7-8 96 Plumas Buck's Lake Forest Service Survey. Comment
  RSA60243  Muhlenbergia filiformis E. K. Balls 1950-9-2 15635 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  CAS-BOT-BC275329  Muhlenbergia jonesii Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles W 1371 Comment
  CAS-BOT-BC275037  Muhlenbergia richardsonis Lewis S. Rose 1955-7-20 55161 Plumas Mohawk 1371 Comment
  CHSC60073  Myosotis scorpioides L. P. Janeway 1992-7-1 4241 Plumas Plumas National Forest. North side of Middle Fork Feather River along drainage of Bonta Creek. 1310 Comment
  RSA218997  Myosotis scorpioides J. L. Gentry Jr., David Vierig 1968-6-21 2084 Plumas 3.2 miles northwest of Hwy. jct. Calif. 89 & A15 on Calif. 89. Comment
  RSA496346  Myosotis scorpioides Elaine Joyal, D. Mehlman 1988-7-3 1305 Plumas Hwy #89 at Sulhur Creek, se of Graeagle & 1 mi se of CLio. 1200 Comment
  SBBG44514  Narthecium californicum K. K. Muller 1963-8-17 1242 Plumas rd to Butterfly Valley, near Quincy Comment
  SD6325  Narthecium californicum Mrs. R. M. Austin 1881-1 Plumas Big Meadows. Comment
  UC119702  Narthecium californicum Mrs. R. M. Austin July 1874 295 Plumas Butterfly Valley Comment
  CAS-BOT-BC60331  Nasturtium officinale Walter Knight; Irja Knight 1966-6-18 1324 Plumas Sierra Nevada. Butterfly Valley. 1097 Comment
  CHSC33600  Navarretia breweri M. S. Taylor; M. Foster 1981-6-8 3867 Plumas N side of 24N08, just n of its jct with 25N93, half way between Bagley Pas and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. 1706 Comment
  SD61130  Navarretia capillaris Darley F. Howe 1964-7-29 Plumas Near Gold Lake Lodge, Plumas National Forest 1981 Comment
  CHSC115157  Navarretia divaricata subsp. vividior Lowell Ahart 2015-6-7 20217 Plumas Along 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. Mixed Evergreen Forest. 1411 Comment
  RSA718390  Navarretia divaricata subsp. vividior L. Ahart 2006-7-3 12905 Plumas About 0.25 mile N of Lumpkin Ridge road, on Lumpkin Ridge, 4 miles (air) NE of Camp 18. 1528 Comment
  JEPS118685  Navarretia divaricata var. vividior L. P. Janeway 2011-7-6 10497 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir; 4.2 air km north-northeast of La Porte. La Porte 7.5' quad. Comment
  CHSC117630  Navarretia intertexta subsp. intertexta Lowell Ahart 2016-8-30 21331 Plumas On the west side of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  SEINET8584723  Navarretia intertexta subsp. intertexta W. Harnach 2013-5-18 1353 Plumas 0.25 miles east of Co. Rd A-23 on Marble Lane, south of Beckwourth 1491 Comment
  CHSC53590  Navarretia intertexta subsp. propinqua L. P. Janeway 1989-7-25 3518 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. Edge of channel in middle of meadow. 1737 Comment
  CHSC91661  Navarretia leptalea G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3133 Plumas Sierra Nevada. 3.25 mi w of Round Valley Reservoir Dam; 0.25 mi e of junction with road to Canyon Dam (i.e. s arm of Lake Almanor). 1633 Comment
  CHSC52395  Nemacladus capillaris L. P. Janeway 1989-6-30 3425 Plumas Plumas National Forest. NW-facing slope above rd 24N45Y 0.2 mi E of Beckwourth-Genessee Rd (rd 111) 6.4 mi E of Beckwourth; across from the Crocker Station. 1767 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
  SEINET10873463  Nemacladus interior Austin 1876-1 AUSTIN s.n. Plumas Comment
  SEINET10972236  Nemacladus interior Rimo Bacigalupi, R. L. Hauke 1954-7-15 Bacigalupi 4729 Plumas At mouth of Rock Creek in Feather River Canyon (North Fork) 518 Comment
  UC284109  Nemophila maculata Mary E. Pulsifer Ames Mar. 1895 Plumas Taylorsville Indian Valley, , English Colony (Delamen Avenue, Indian Valley, English Colony) Comment
  CAS-BOT-BC230553  Nemophila parviflora var. austiniae J. T. Howell; et al. 1967-5-7 2228 A Plumas Butterfly Botanical Area and Vicinity. Pond reservoir 1127 Comment
  RSA726410  Nemophila parviflora var. austiniae L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13998 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  CHSC54402  Nemophila pedunculata Vernon H. Oswald 1991-6-12 4657 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser. Locally abundant in the meadow just north of the park boundary where the trail crosses the stream coming down from Terminal Geyser. 1658 Comment
  OBI13907  Nemophila pedunculata Lewis S. Rose 1967-5-7 67062 Plumas 3 mi W of Keddie. Butterfly valley 945 Comment
  UC726908  Nemophila pedunculata A. A. Heller 1941-5-22 16147 Plumas 3 mi w Portola; w of Portola Comment
  SJSU14317  Nemophila pedunculata N. A. Hopkins 1989-6-7 1518 Plumas Squaw Valley 1524 Comment
  UC172028  Nepeta cataria H. M. Hall 1912-8-4 Plumas Quincy Comment
  CHSC1922  Nicotiana attenuata V. Holt 1935-8-1 Plumas Portola. Comment
  CAS-BOT-BC60559  Noccaea fendleri subsp. glauca Lowell Ahart 1983-8-17 4342 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Peak, about 11 miles norhteast of La Porte. 2000 Comment
  RSA0013787  Nuphar lutea subsp. polysepala R. Weatherby 1950-7-28 1497 Plumas Snake Lake, near Quincy. 1220 Comment
  UC635508  Nuphar lutea subsp. polysepala H. L. Mason 1924-6-20 1089 Plumas in a lily pond near Greagle Lodge Comment
  JEPS100317  Oenothera deltoides subsp. piperi Dean W. Taylor 2001-7-21 17846 Plumas Diamond Mountains, southerly end of the range ca. 4 air mile N of Chilcoot, along Forest Road 23N67, Plumas National Forest 1737 Comment
  UCD134695  Oreostemma elatum Malcolm A. Nobs; S. Galen Smith 1949-8-19 1432 Plumas at Butterfly Valley. Comment
  UC914303  Orobanche uniflora subsp. occidentalis Verne Grant and Alva Grant 1948-6-13 8586 Plumas Lava Cap, 1 mile from Cascade on Oroville Road. Comment
  CHSC73416  Orthilia secunda B. Castro; H. Durio 1995-10-26 628 Plumas Ca 4 air mi SW of Bucks Lake in Granite Basin, and ca 0.1 mi E of a 4WD trail which heads N from USGS Rd 23N18.Along perennial tributary to the Little North Fork Middle Fork Feather River. 1539 Comment
  RSA0006078  Orthocarpus columbinus Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  JEPS17328  Osmorhiza berteroi D. Cleveland July 1882 Plumas Comment
  CHSC63108  Osmorhiza chilensis Lowell Ahart 1994-7-7 7453 Plumas On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south-east of Pilot Peak. 2011 Comment
  HSC103996  Osmorhiza chilensis L. Ahart 2008-7-16 15072 Plumas About 2.5 air mi. N of La Porte, ~ 0.25 mi. W of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, ~ 100 yds. N of paved road, east of small meadow (swamp) 1598 Comment
  CDA13995  Osmorhiza occidentalis G. F. Hrusa, T. D. Wilfred 1996-8-1 13454 Plumas Sierra Nevada; about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  RSA71064  Osmorhiza occidentalis L. S. Rose 1951-6-28 51063 Plumas Johnsville. 1601 Comment
  CHSC34286  Packera eurycephala var. lewisrosei M. S. Taylor 1981-5-11 3686 Plumas N side of Hwy 70, in Serpentine Canyon, 2 mi w of Virgilia. 853 Comment
  CHSC97548  Packera pauciflora Lowell Ahart; John Dittes 2007-6-17 14152 Plumas Meadow, east of a small stream, about 200 yards south 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-BC317150  Packera streptanthifolia L. P. Janeway; B. Castro 2009-8-29 9938 Plumas Northern Sierra Nevada, small meadow 0.3 km east-southeast of the Buckhorn Survey monument on the E end of Red Mountain. 1892 Comment
  NY243409  Paeonia brownii Mrs. Ames 1876-1 s.n. Plumas Comment
  UCD102582  Paeonia brownii Michael A. Vincent 1999-6-7 8518 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. 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
  CDA17265  Panicum acuminatum var. acuminatum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16292 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  POM313201  Panicum acuminatum var. acuminatum Malcolm A. Nobs, S. Galen Smith 1949-8-19 1436 Plumas Butterfly Valley. Comment
  UC1101578  Panicum acuminatum var. acuminatum Malcolm A. Nobs, S. Galen Smith 1949-8-19 1436 Plumas Butterfly Valley Comment
  UCD89727  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CAS-BOT-BC253742  Panicum capillare John Thomas Howell 1959-9-26 35052 Plumas Near Keddie 1005 Comment
  CHSC102098  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
  RSA43353  Pedicularis attollens E. C. Sutliffe 1917-08 s.n. Plumas Gold Lake region. Comment
  RSA14379  Pedicularis groenlandica Elmer I. Applegate 1929-6-20 5760 Plumas Between Camp Kelly and Drakesbad, Warner Valley, Mt Lassen region. Comment
  RSA101431  Pedicularis groenlandica R. Weatherby 1955-6-26 1559 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  CHSC21822  Pedicularis racemosa F. T. Griggs; A. Pass 1975-7-31 279 Plumas Bucks Lake Forest Service Survey. Comment
  HSC102783  Pedicularis racemosa L. Ahart 2008-8-14 15201 Plumas About 5 air miles NE of La Porte, ~.05 mi. NE of Little Grass Valley Reservoir; east side of Forest Service Road 22N68, ~100 yds. west of the South Fork of the Feather River 1572 Comment
  JEPS22196  Pedicularis racemosa Rimo Bacigalupi with Howard Whisler 1957-7-25 6032 Plumas 1 mi w of Deadwood Summit (along Bucks Lake Road, about 1 33/4 mi e of se end of Bucks Lake) 1645 Comment
  SEINET10549002  Pedicularis racemosa subsp. alba Mary Susan Taylor 1981-9-10 Taylor 4272 a Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 Comment
  CHSC2468  Pedicularis semibarbata R. Carter 1964-7-4 140 Plumas One half mile N of Green Is. Lake along E side Cal. Riding and Hiking trail. 1706 Comment
  RSA71071  Pedicularis semibarbata L. S. Rose 1951-6-28 51058 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  SEINET3159934  Pedicularis semibarbata T. S. Brandegee 1892-7-4 sn Plumas Prattville Comment
  JEPS35117  Pellaea brachyptera Geo. E. Davenport and Mrs. R. M. Austin 1877-1 Plumas Comment
  CAS-BOT-BC67612  Pellaea bridgesii Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake region Comment
  UCSB46163  Pellaea mucronata Reisentz, Paul 1979-5-12 Plumas At Injun Jim Campground; 5.7 miles south of Beldon Comment
  SD52119  Penstemon confertus F. Stephens 1 July 8191 Plumas Greeneville Comment
  UC1063379  Penstemon deustus E. Sawyer 1935-6-18 124 Plumas 5 mi sse Crow; Plumas National Forest, Sierraville Quadrangle 2011 Comment
  RSA59311  Penstemon deustus E. K. Balls 1950-9-14 15795 Plumas Hwy 89, along Indian Creek, 1.5 mi from jct with Hwy 24. 915 Comment
  SEINET3840854  Penstemon deustus var. pedicellatus M. I. Wibawa, G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3834 Plumas South shore of Frenchman Reservoir, 0.4 miles east of Frenchman Dam, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  SEINET5326671 Image available Penstemon deustus var. pedicellatus L. Miller 1934-5-25 s.n. Plumas 15 mi W of Portola Comment
  NY609838  Penstemon deustus var. suffrutescens J. L. Reveal 1971-6-23 2470 Plumas Along California highways 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek Comment
  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
  NY600759  Penstemon gracilentus R. C. F. Bacigalupi 1927-7-11 1711 Plumas Near Grassy Lake Meadows, Gold Lake Region 1889.8 Comment
  NY1012497  Penstemon gracilentus M. D. Strickler 1995-7-15 95-/ 17 -8 Plumas Plumas National Forest. Unmarked FS road, north of California Highway 284 about 30 miles north of Reno, Nevada, at high elevation Comment
  POM265740  Penstemon gracilentus H. C. Cantelow 1941-7-20 s.n. Plumas 10 miles south of Quincy, on road to La Porte. 1982 Comment
  UCD124174  Penstemon gracilentus Ella Dales Cantelow 1938-5-7 2329 Plumas few miles south of Prattville. 1432 Comment
  CHSC102192  Penstemon laetus Barbara Ertter; Gary Schoolcraft 1989-7-3 8652 Plumas W-facing steep rocky slope below Red Rock lookout, ca 8 airmiles S of Susanville. 2255 Comment
  SEINET4207731  Penstemon laetus var. leptosepalus Mikel R. Stevens 2011-8-27 213 Plumas Walker Plains. Old quarry area (now parking area) at junction of Bucks Lake Rd (Oroville Quincy Hwy) with Basalt Rd. Ca 12.5 mi S of Bucks Lake on Bucks Lake Rd. East side of Rd.; 0 1559 Comment
  CAS-BOT-BC6804  Penstemon neotericus David Daniels Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463 Comment
  NY627287  Penstemon neotericus R. M. Austin 1878-1 s.n. Plumas Comment
  CHSC1874  Penstemon newberryi 1948-5-9 Plumas Feather River Canyon. Comment
  CHSC2443  Penstemon newberryi R. Carter 1965-7-6 269 Plumas Found on W side of U.S.F.S road 24N33, 1.05 mi. N of shore of Bucks Lake. 1706 Comment
  HSC22972  Penstemon newberryi John Pratt 1970-6-30 54 Plumas Humboldt Summit Comment
  CAS-BOT-BC239297  Penstemon newberryi var. berryi Mary Strong Clemens 1920-6-23 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC239306  Penstemon newberryi var. berryi E. P. Chace 1934-4-11 s.n. Plumas Camp Rodgers Comment
  LA209545  Penstemon newberryi var. newberryi Mrs. C. W. Hollis; 1928-6-30 Plumas Mt. Lassen National Forest, Drakesbad Comment
  CHSC88825  Penstemon personatus L. Hanson 1979-8-10 65 Plumas Plumas National Forest. On ridge so. of Coldwater Creek downslope from Coldwater Creek road. 1524 Comment
  SEINET11262173  Penstemon personatus Robert L. Johnson, Mikel R. Stevens 2015-7-11 3952 Plumas Northern High Sierra Nevada. 0.6 rd mi S of jct with Cold Water Rd and Red Mtn Road on Gravel Range Rd. Ca 3.5 air mi south of Bucks Lake.; 0 1771 Comment
  CDA13940  Penstemon roezlii G. F. Hrusa 1997-6-26 13878 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CDA14046  Penstemon roezlii G. F. Hrusa, T. D. Wilfred 1996-8-1 13418 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
  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
  SBBG122907  Penstemon roezlii B. Ertter, G. Schoolcraft 1989-7-3 8656 Plumas ridge between Red Rock and Diamond Mtn; ca. 8 air-mi S of Susanville 2225 Comment
  UC1238915  Penstemon roezlii Freed W. Hoffman 1946-6-11 919 Plumas dry rocky bed of river Feather River at Jackson Creek; Feather River at Jackson Creek Comment
  UC690332  Penstemon roezlii David D. Keck 1928-6-14 443 Plumas Cromberg Sierra Nevada, Cromberg 1249 Comment
  CAS-BOT-BC239586  Penstemon rydbergii var. oreocharis Fred Sommers; Greg Sommers 1976-6-11 131 Plumas Sierra Valley Marsh. 300 meters southeast of Metal Bridge 1524 Comment
  CAS-BOT-BC239589  Penstemon rydbergii var. oreocharis Anna Head 1920-8-1 s.n. Plumas On trail to Long Lake, Feather River Region 2072 Comment
  CAS-BOT-BC239590  Penstemon rydbergii var. oreocharis E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 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
  NY651284  Penstemon rydbergii var. oreocharis A. A. Heller 1907-7-5 8735 Plumas Red Clover valley Comment
  NY651316  Penstemon rydbergii var. oreocharis E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828.8 Comment
  CHSC79216  Penstemon speciosus L. P. Janeway 2000-6-24 6835 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km southwest of Crystal Peak in the Diamond Mountains. 2304 Comment
  JEPS15337  Penstemon speciosus F. W. Embree 1934-6-6 81 Plumas ne dam Bucks Lake (Plumas National Forest); , Bidwell Bar Quad. Comment
  UC1874976  Pentagramma triangularis Ruth Kirkpatrick 2001-7-18 1074 Plumas Feather River Canyon, along Hwy 70, 4.3 mi up stream from E branch of North Fork of Feather River 731 Comment
  UC1778622  Perideridia bolanderi G. Douglas Barbe, T. C. Fuller 1982-7-16 3770 Plumas Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Beardsley Mine on forest road 3.8 mile S of Green Flat, Plumas National Forest. 1981 Comment
  SEINET10454547  Perideridia bolanderi Mary Susan Taylor 1982-6-10 Taylor 4626 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
  CHSC117007  Perideridia bolanderi subsp. bolanderi Lowell Ahart 2016-6-29 21068 Plumas Top of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  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
  UC1730235  Perideridia bolanderi subsp. bolanderi L. P. Janeway 1998-6-24 5679 Plumas North side of Last Chance Creek; above Road 101, 0.7 mi west of Bird Creek. 1798 Comment
  JEPS115555  Perideridia lemmonii Lowell Ahart, John Dittes 2009-7-28 16203 Plumas On damp soil, on the northwest side of a logging road, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  JEPS118620  Perideridia lemmonii B. Castro, L. P. Janeway 2001-7-22 1350 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. Alongside road (the western extension of USFS Rd 23N69), in slight depressions. Haskins Valley 7.5' quad. Comment
  UC1123118  Perideridia lemmonii E. Sawyer 1935-6-25 152 Plumas 1/2 mi n Crow; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC34360  Perideridia parishii subsp. latifolia M. S. Taylor 1981-7-17 4030 Plumas Lakes Basin, Bear Lakes trail, ca. 1/4 mi of the trailhead, ca. 6 air mi s of Mohawk. 1950 Comment
  RSA59409  Perideridia parishii subsp. latifolia E. K. Balls 1950-9-8 15716 Plumas stream to west of Lakes Center Public Campground 2043 Comment
  CAS-BOT-BC413558  Persicaria amphibia Mrs. A. L. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  SD46513  Persicaria amphibia Robert J. Weatherby 1950-7-7 1463 Plumas Snake Lake, Quincy 1219 Comment
  CAS-BOT-BC419044  Persicaria lapathifolia Robert J. Weatherby 1950-7-21 1470 Plumas East Quincy 1036 Comment
  UCD99800  Persicaria lapathifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1416 Plumas About 2 miles south of Greenville, Indian Valley. Comment
  CAS-BOT-BC330327  Petasites frigidus var. palmatus W. I. Follett; Evelyn B. Follett 1964-5-9 s.n. Plumas Thompson Creek. Sierra Nevada. Comment
  UC1552741  Phacelia californica Frederica Bowcutt 1985-6-6 556 Plumas along Beckwourth Genesee Rd 1.8 mi n Drum Bridge (about 15 air mi n of Quincy); Plumas National Forest Comment
  CAS-BOT-BC134016  Phacelia hastata var. hastata Clare B. Hardham 1975-8-2 s.n. Plumas Black Mt. 2133 Comment
  CHSC91803  Phacelia heterophylla subsp. virgata G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16317 Plumas Northern Sierra Nevada. Willow Creek Rd. 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  SEINET5520643  Phacelia humilis A. A. Heller, P. B. Kennedy 1907-7-5 8738 Plumas Red Clover Valley Comment
  RSA636043  Phacelia humilis var. humilis Michael A. Vincent 1999-6-7 8522 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  CHSC70265  Phacelia hydrophylloides B. Castro 1989-8-3 341 Plumas Ca 2.5 air mi S of Bucks Lake, on E-facing slope overlooking USFS Rd 23N18, in rocky open drainage. 1828 Comment
  RSA35106  Phacelia mutabilis Thomas H. Kearney 1944-8-14 114 Plumas Near Prattville. Comment
  UC614676  Phacelia mutabilis L. Constance 1938-6-10 2313 Plumas Prattville Lake Almanor (w edge of lake) 1219 Comment
  UCD120630  Phacelia mutabilis A. A. Heller; P. B. Kennedy 1907-7-6 8755 Plumas Red Clover Valley. Comment
  HSC22871  Phacelia mutabilis John Pratt 1970-6-15 20 Plumas Chester Airport Comment
  UC672696  Phacelia procera Lee Bonar 1942-7-31 Plumas Gold Lake Lodge 2011 Comment
  CHSC117176  Phacelia racemosa Lowell Ahart 2016-6-29 21056 Plumas 5 yards north of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  CHSC97188  Phacelia racemosa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14045 Plumas 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  HSC93652  Phacelia racemosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3065 Plumas Headwaters of S Fork of Feather River, 10.6 mi. NE of La Porte on La Porte-Quincy Rd. 1890 Comment
  JEPS97364  Phacelia racemosa Vernon H. Oswald and L. Ahart 1994-7-24 7117 Plumas T30N R7E NE1/4 NE1/4 Sec. 34, 6300 ft, High Cascade Range, Red Fir Forest. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10 1920 Comment
  SEINET10497027  Phacelia racemosa Lowell Ahart 1985-7-11 Ahart 5132 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  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
  JEPS103598  Phalaris arundinacea Lowell Ahart 2002-7-2 9832 Plumas 1 air mi SW of Franklin Hill; ; N side Forest Road 22N94, 50 yds W of Forest Rd 24N94E, on Hartman Bar Ridge, 4 1/2 air mi NW of Tamarack Flat, 9 air mi NW of La Porte 1583 Comment
  SEINET13709913  Phalaris arundinacea Lowell William Ahart, Lowell William Ahart 2001-1 9191 Plumas Near Strand of Lake Almanor, S of Jct. to Rd. to Last Chance Marsh and Poor Rd. to Causway of Hwy 36, 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  CAS-BOT-BC128860  Philadelphus John Thomas Howell 1959-9-21 34739 Plumas Beldon 701 Comment
  CAS-BOT-BC253532  Phleum John Thomas Howell; H. Keith Wagnon 1980-5-28 53687 Plumas Indian Falls, Sierra Nevada 975 Comment
  CAS-BOT-BC250780  Phleum alpinum John Thomas Howell 1960-7-22 35876 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC260851  Phleum pratense Greg Sommers 1976-7-5 151 Plumas Sierra Valley Marsh, S side of Marble Lane, Sierra Nevada 1487 Comment
  JEPS107599  Phleum pratense Lowell Ahart, Josephine Guardino 2005-8-10 12314 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  RSA603266  Phleum pratense Joseph A. Ewan 1934-7-19 8246 Plumas in barnyard of valley floor Dentens, Mohawk Valley 1616 Comment
  RSA726389  Phleum pratense L. Ahart, Josephine Guardino 2007-7-21 14360 Plumas Near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1788 Comment
  UCD89640  Phleum pratense R. Tofsrud 1948-8-1 s.n. Plumas Near Quincy. Comment
  CAS-BOT-BC260841  Phleum pratense John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54197 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough, Sierra Nevada 1280 Comment
  UC1124173  Phlox diffusa E. Sawyer 1935-6-17 119 Plumas 5 mi sse Crow; Plumas National Forest, Sierraville Quad. 1798 Comment
  SEINET11268262  Phlox diffusa Lowell Ahart 1994-6-12 7317 Plumas Near Ceder Flat, on the west side of Faggs Mine Road, south-west of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake.; 0 1707 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
  CDA40289  Phlox gracilis T. C. Fuller 1962-6-13 9001 Plumas East of terminal, Ganzer Airport, Quincy. 0 Comment
  JEPS28626  Phlox gracilis George W. Gillett 1957-7-18 814 Plumas ne side Boiling Springs Lake; Lassen Volcanic National Park 1813 Comment
  JEPS26692  Phlox speciosa subsp. nitida P. C. Hutchison 1961-6-9 2132 Plumas 0.4 mi e Dam and store; Round Valley Reservoir Comment
  UC1542938  Phlox speciosa subsp. occidentalis G. Schoolcraft 1987-5-5 1693 Plumas Harrison Ranch 1584 Comment
  CHSC89302  Phoenicaulis cheiranthoides G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16331 Plumas Northern Sierra Nevada. Willow Creek Rd., 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  RSA794999  Phoradendron libocedri L. Ahart, John Dittes 2009-7-15 16087 Plumas Northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  NY42163  Phoradendron villosum J. B. Walker 1994-8-3 869 Plumas 5km N of Quincy, on USFS Rd 25N12, 2km W of USFS Quincy work center 1500 Comment
  CAS-BOT-BC58833  Phyllodoce breweri Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  SEINET10530759  Pinus jeffreyi Lowell Ahart, James D. Jokerst 1985-10-4 Ahart 5191 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. Comment
  SEINET8060071 Image available Pinus monticola Joseph Andorfer Ewan 1934-7-16 8505 Plumas Bear Lake, Mt. Uwell trail above Bear Lake Comment
  CAS-BOT-BC79048  Pinus ponderosa Mrs. Austin s.n. Plumas unspecified Comment
  RSA286275  Piperia transversa Robert F. Thorne 1974-7-30 45016 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  CHSC101943  Piperia unalascensis Lowell Ahart; John Dittes 2009-7-13 16050 Plumas On dry soil, on the west side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CDA17257  Plagiobothrys cognatus G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16284 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  JEPS115522  Plagiobothrys cusickii Lowell Ahart, John Dittes 2009-9-7 16378 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC230957  Plagiobothrys hispidulus John Thomas Howell 1960-7-22 35884 A Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC110608  Plagiobothrys hispidulus B. Castro 2006-6-8 1547 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  CHSC66618  Plagiobothrys mollis var. mollis Vernon H. Oswald; Lowell Ahart 1996-7-15 8010 Plumas High Cascade Range. S side of the W end of the Hwy. 36 causeway crossing Lake Almanor E of Chester. 1371 Comment
  SEINET10497115  Plagiobothrys scouleri Lowell Ahart 1985-7-11 Ahart 5141 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
  SD6758  Plagiobothrys tenellus Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UCR111253  Plagiobothrys tenellus L. S. Rose 1967-6-12 67118 Plumas Sierra Nevada Mtns, Butterfly Valley, c. 3 mi. west of Keddie. 1220 Comment
  CHSC102054  Plantago lanceolata Lowell Ahart; John Dittes 2009-7-27 16193 Plumas On dry soil, on the south side of the poor dirt road, about 30 yards southeast of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC97563  Plantago major Lowell Ahart; John Dittes 2007-6-17 14183 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS113428  Plantago major Lowell Ahart, John Dittes 2007-6-17 14183 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  SEINET11448294  Platanthera dilatata var. leucostachys Unknown 1928-1 Plumas Feather River Canyon Comment
  RSA794791  Platanthera leucostachys Lowell A. Ahart, John Dittes 2009-7-13 16049 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
  UC367023  Platanthera leucostachys J. G. Lemmon and wife Aug 1883 Plumas Indian Valley, n California Indian Valley Comment
  CHSC116343  Platanthera leucostachys J. R. Keck Jr. 1978-6-30 PDR 330062 Plumas Snake Lake near Quincy. Comment
  RSA508613  Plectritis congesta R. M. Austin 1878-05 s.n. Plumas Indian Valley. Comment
  SEINET10464982  Plectritis macrocera Mary Susan Taylor 1974-5-18 Taylor 251 Plumas Vicinity of Tobin and Butterfly Valley, Hwy 70. Comment
  UC580664  Pleiacanthus spinosus C. W. Hanks 1934-8-6 2 Plumas n end Sierra Valley; Sierraville Quad. 1554 Comment
  CAS-BOT-BC254613  Poa X limosa John Thomas Howell 1962-6-18 37756 Plumas Sierra Valley near Beckwourth, 2 miles W of Beckwourth on Highway to Portola 1487 Comment
  CAS-BOT-BC244348  Poa annua John Thomas Howell 1959-9-22 34864 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC254764  Poa bolanderi Lowell Ahart 1977-7-26 s.n. Plumas 0.5 mile below the Bunker Hill Mine, about 10 miles NE of La Porte 2000 Comment
  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
  UCD90593  Poa bolanderi Leo Whitney 1934-8-12 2295 Plumas Freeman Creek, northwest end of Big Grizzley Valley, ca. 9 miles northwest of Portola. Plumas National Forest. 1828 Comment
  CAS-BOT-BC254971  Poa bulbosa John Thomas Howell 1961-6-21 36676 Plumas Greenville 1097 Comment
  CDA18668  Poa bulbosa G. D. Barbe, T. C. Fuller 1982-6-15 3736 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CHSC81431  Poa bulbosa L. P. Janeway 1996-5-13 4969 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 0.3 mi northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. 902 Comment
  JEPS106327  Poa bulbosa Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11068 Plumas On the north margin of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote 1796 Comment
  CAS-BOT-BC255130  Poa cusickii L. P. Janeway; Garrett Gibson 1991-6-24 4062 Plumas Plumas National Forest. Beckwourth Ranger District. N end of McReynolds Valley, ca 0.8 mile S of the 01 road in Squaw Valley 1691 Comment
  CHSC112551  Poa cusickii B. Castro; L. P. Janeway 2007-6-7 1634 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 550 ft below edge of open Ponderosa-Jeffrey pine forest. 1672 Comment
  CHSC20980  Poa cusickii subsp. cusickii F. T. Griggs; A. Pass 1975-7-23 242 Plumas Cape Lake. Comment
  CAS-BOT-BC255144  Poa cusickii subsp. epilis George W. Gillett 1957-7-13 760 Plumas Lassen Volcanic National Park. Below Sifford Lakes, on direct route to the Devils Kitchen 2057 Comment
  UCD90941  Poa cusickii subsp. epilis August L. Hormay 1932-6-9 s.n. Plumas Squaw Queen Valley, near Crocker Ranger Station, Plumas National Forest. Comment
  UC1024713  Poa palustris Leo Whitney 1934-8-22 2130 Plumas ca 15 mi n Beckwith (Willow Creek); Plumas Nat'l Forest 1950 Comment
  CAS-BOT-BC247388  Poa pratensis John Thomas Howell 1961-6-21 36678 Plumas Greenville 1097 Comment
  UC1132726  Poa pratensis subsp. pratensis C. G. Albertus 1935-7-20 214 Plumas 1 1/2 mi sw Lava Peak; Plumas Nat'l Forest, Downieville Quadrangle Comment
  CAS-BOT-BC242958  Poa secunda subsp. secunda A. A. Beetle 1941-6-28 2794 Plumas 10 miles W of Chester, route 36, mountain meadow near small stream Comment
  CAS-BOT-BC242980  Poa secunda subsp. secunda Greg Sommers 1976-7-1 140 Plumas Sierra Valley Marsh, roadside along Dyson Lane 1524 Comment
  CHSC72474  Poa secunda subsp. secunda L. P. Janeway 1998-6-24 5682 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  CHSC91839  Poa secunda subsp. secunda G. Douglas Barbe; T. C. Fuller 1982-7-16 3752 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beadsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  UCD91635  Poa secunda subsp. secunda August L. Hormay 1932-6-11 s.n. Plumas Long Canyon, Plumas National Forest, near RR plots. Comment
  UCR160115  Poa secunda subsp. secunda G. D. Barbe, T. C. Fuller 1982-7-16 3752 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
  UCD91988  Poa sierrae John Thomas Howell; Gordon H. True 1969-4-8 45483 Plumas 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CHSC72476  Poa wheeleri L. P. Janeway 1998-6-24 5684 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  UC1137044  Poa wheeleri August L. Hormay Plumas Long Canyon near R.R. Plots Long Canyon; Plumas Nat'l Forest Comment
  CAS-BOT-BC231288  Polemonium pulcherrimum M. S. Taylor 1981-7-6 3974 Plumas On top of Dixie Mt, near the lookout, ca. 5 air mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoot 2538 Comment
  SEINET11934445  Polygonum aviculare L. Ahart, Ahart, P. 1985-1 5174 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Comment
  CHSC113873  Polygonum aviculare subsp. aviculare Lowell Ahart 2014-8-24 19760 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  JEPS81646  Polygonum aviculare subsp. aviculare M. S. Taylor 1982-9-8 5112 Plumas near Bellas Creek (w side of Round Valley Reservoir, ca 4 air mi s of Greenville); Greenville SW quad, Bellas Fault 1371 Comment
  CAS-BOT-BC414045  Polygonum aviculare subsp. aviculare Robert J. Weatherby 1950-7-21 1468 Plumas East Quincy 1036 Comment
  UC1192342  Polygonum aviculare subsp. buxiforme Malcolm A. Nobs and S. Galen Smith 1949-8-18 1368 Plumas just s Chester (n end of lake); Lake Almanor, Last Chance Marshes Comment
  JEPS81644  Polygonum aviculare subsp. depressum M. S. Taylor 1982-9-13 5135 Plumas vicinity of Calpine Rd (109) bridge Portola quad., Feather River, Ramelli Ranch (base, ca 1 mi w of Beckwourth) 1487 Comment
  CAS-BOT-BC414218  Polygonum aviculare subsp. depressum John Thomas Howell 1960-7-19 35614 Plumas Lassen Volcanic National Park. Near buildings, Drakesbad 1828 Comment
  JEPS87828  Polygonum davisiae Lowell Ahart 1994-7-20 7476 Plumas about 1/2 mi nw Mount Etna (n side of ridge, n of Pacific Crest Trail, Plumas and Sierra Cos.); Bunker Hill Ridge 1981 Comment
  SEINET3160400  Polygonum davisiae E. K. Balls 1950-9-1 15596 Plumas southern Plumas county; east of Long Lake, on slopes above meadow leading down to 2 smaller lakes 2103 Comment
  UC1075644  Polygonum davisiae Robert J. Weatherby 1950-8-11 1511 Plumas Hellgramite Pond Lakes Basin Area 2011 Comment
  RSA726354  Polygonum douglasii L. Ahart, John Dittes 2007-6-16 14091 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
  CHSC21606  Polygonum douglasii subsp. douglasii L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake Floristic Survey. Found in the middle of the section. Comment
  CHSC53209  Polygonum douglasii subsp. douglasii L. P. Janeway 1989-6-14 3305 Plumas Plumas National Forest Beckwourth Ranger District. Forest along S'ly side of Red Clover Valley. 1699 Comment
  CHSC70271  Polygonum douglasii subsp. douglasii B. Castro; R. Zebell 1989-8-9 377 Plumas Ca 6 air mi S of Bucks Lake, at edge of dirt road through Arkansas Ravine, ca 0.5 mi E of USFS Rd 23N18 across from Hardquartz Mine. 1524 Comment
  JEPS107636  Polygonum douglasii subsp. douglasii Lowell Ahart, Josephine Guardino 2005-8-9 12261 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
  CHSC57094  Polygonum douglasii subsp. spergulariiforme L. P. Janeway; Garrett Gibson 1991-7-11 4072 Plumas Plumas National Forest Beckwourth Ranger District Westside Compartment. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  UC850386  Polygonum douglasii subsp. spergulariiforme A. A. Heller 1937-9-1 15344 Plumas field near Feather River Bridge (just n of Chester) 1304 Comment
  RSA95484  Polygonum kelloggii L. S. Rose 1954-5-30 54060 Plumas Johnsville 1601 Comment
  RSA312528  Polygonum lapathifolium Malcolm A. Nobs, S. Galen Smith 1949-8-19 1416 Plumas Marshy area about 2 miles S of Greenville, Indian Valley. Comment
  CAS-BOT-BC419835  Polygonum parryi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54209 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  CHSC95024  Polygonum persicaria Lowell Ahart 2006-10-23 13496 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CAS-BOT-BC419886  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1962-6-18 s.n. Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC419890  Polygonum polygaloides subsp. confertiflorum W. Harnach; N. Harnach 1990-5-25 323 Plumas Sierra Valley. Marble lane, approx 3/4 mile west of bridge. 1485 Comment
  CAS-BOT-BC420045  Polygonum polygaloides subsp. kelloggii Mary Strong Clemens 1920-6-21 s.n. Plumas Quincy Comment
  CHSC110596  Polygonum polygaloides subsp. kelloggii B. Castro; L. P. Janeway 2006-6-14 1570 Plumas Northern High Sierra Nevada. SW side of Lower Thompson Valley 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1664 Comment
  CHSC21600  Polygonum polygaloides subsp. kelloggii L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake Floristic Survey. Found in the middle e portion of the section. Comment
  CHSC82455  Polygonum polygaloides subsp. kelloggii Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9822 Plumas On the bottom of the water holding pond, about 150 yards north of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1597 Comment
  CAS-BOT-BC420060  Polygonum polygaloides subsp. kelloggii John Thomas Howell; H. Keith Wagnon 1980-5-27 53615 Plumas 1 mile west of Almanor 1386 Comment
  SEINET10479788  Polygonum sawatchense Lowell Ahart, James D. Jokerst 1985-10-4 Ahart 5193 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. Comment
  CAS-BOT-BC420209  Polygonum sawatchense subsp. sawatchense John Thomas Howell; Gordon H. True 1967-7-11 43309 Plumas About 3 miles southeast of Mt. Hough 1706 Comment
  CAS-BOT-BC420218  Polygonum sawatchense subsp. sawatchense L. P. Janeway 1989-6-14 3306 Plumas Beckwourth Ranger District, Plumas National Forest. Forest along s'ly side of Red Clover Valley. 1699 Comment
  JEPS103024  Polypodium calirhiza G. E. See and Storrie Plumas Rock Creek Dam Comment
  CDA9208  Polystichum imbricans D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .275 Plumas On sunny granitic cliffs just before w of tunnel on route 70 25 miles E of Oroville. Mark 85. Comment
  CHSC113974  Polystichum imbricans Lowell Ahart 2014-11-16 19907 Plumas About 100 yards northweast of the paved road, about 100 yards west of Little Grass Valley Reservoir, about 60 yards south of the small stream, about 250 yards southwest of the Black Rock, about 4-1/2 miles northwest of La Porte. 1584 Comment
  RSA718497  Polystichum imbricans L. Ahart 2006-10-23 13470 -A Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek,, About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast o 1282 Comment
  JEPS110550  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-10-23 13470 Plumas By large rocks on the west mountain side of Slate Creek (there is a large gravel flat caused by the dam), about 50 yards north of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1 1281 Comment
  JEPS127190  Polystichum imbricans subsp. imbricans Lowell Ahart 2016-6-29 21058 Plumas About 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC123318  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin 1875-1 310 Plumas Soda Springs Comment
  RSA718793  Polystichum lemmonii L. P. Janeway, David Toren 2006-11-7 8941 Plumas Plusa National Forest; Rogers Lake, in a bowl/cirqie imbedded in the steep northern slope of Red Mountain, 1.2 km south of the confluence of Little Grizzly Creek and Grizzly Creek. 1629 Comment
  CHSC80687  Populus balsamifera subsp. trichocarpa Lowell Ahart 2001-6-4 8751 Plumas Edge of the South Fork of the Feather River, about 1/4 mile northeast of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. 1615 Comment
  SEINET8040806  Porterella carnosula W. Harnach, N. Harnach 1990-5-25 322 Plumas Approx 5 miles S of Beckwourth, Marble Lane, ca 0.75 mile W of bridge. 1486 Comment
  UC1025090  Porterella carnosula Leo Whitney 1934-8-8 1708 Plumas ca 10 mi nw Portola (3 mi e of the Cate Place); Plumas National Forest, Big Grizzley Valley 1828 Comment
  SEINET10460757  Porterella carnosula Barbara J. Ertter 1980-7-31 Ertter 3892 Plumas East side Red Clover Valley on Beckwourth-Milford Road, Plumas National Forest. T24N R14E 1676 Comment
  CAS-BOT-BC267202  Potamogeton foliosus Robert J. Weatherby 1950-7-28 1492 Plumas Snake Lake, near Quincy 1219 Comment
  CAS-BOT-BC453786  Potamogeton natans David D. Keck 1932-7-3 1662 Plumas Along Spanish Creek. Quincy, in the Northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC453789  Potamogeton natans Walter Knight; Irja Knight 1966-6-18 1362 Plumas Butterfly Botanical Area and Vicinity. Butterfly Valley Comment
  CAS-BOT-BC453790  Potamogeton natans Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1421 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  SD6452  Potamogeton perfoliatus Daniel Cleveland 1882-5-12 Plumas Big Meadows Comment
  SD6458  Potamogeton praelongus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CHSC58039  Potentilla glandulosa subsp. glandulosa Vernon H. Oswald; Lowell Ahart 1992-6-2 4973 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. 1792 Comment
  CHSC44971  Potentilla gracilis K. R. Stern 1985-6-25 8227 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC53594  Potentilla gracilis var. fastigiata L. P. Janeway 1989-7-25 3517 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. 1737 Comment
  CAS-BOT-BC158480  Potentilla gracilis var. gracilis L. W. Swift 1930-7-3 31 Plumas Plumas National Forest. Stoney Dairy, Milford District 1828 Comment
  UC191278  Potentilla millefolia unknown 1892-7-4 Plumas Prattville Comment
  UC1191489  Potentilla palustris Malcolm A. Nobs, S. Galen Smith 1949-8-19 1423 Plumas about 2 mi s Greenville (Indian Valley); , s of Greenville Comment
  CHSC81148  Potentilla rivalis Lowell Ahart 2001-8-29 9236 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC13643  Prunella vulgaris var. lanceolata M. S. Taylor 1974-7-3 303 Plumas Abundant along roadside in vicinity of Fern Glen, ca. 1 mi s of Darlingtonia Bog, in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  SD46646  Prunella vulgaris var. lanceolata Robert J. Weatherby 1950-7-7 1449 Plumas Gansner Creek, Quincy. In sun on moist soil of yellow pine forest. 1219 Comment
  CAS-BOT-BC158140  Prunus emarginata Mary Strong Clemens 1920-5-21 s.n. Plumas Greenville Comment
  CAS-BOT-BC158150  Prunus emarginata Ella Dales Cantelow 1939-3-19 2541 Plumas 6 - mi. W. of Bucks Lake 1764 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
  UC1128345  Prunus emarginata G. F. Burk 1933-8-20 39 Plumas Lexington Hill, Plumas National Forest Lexington Hill; Plumas National Forest, Lexington Hill 1676 Comment
  CAS-BOT-BC154843  Prunus virginiana var. demissa Lewis S. Rose 1967-6-19 67121 Plumas Butterfly Valley, ca. 3 mi. w. of Keddie 1005 Comment
  CAS-BOT-BC154846  Prunus virginiana var. demissa Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1548 Plumas Near mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC154849  Prunus virginiana var. demissa Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC154853  Prunus virginiana var. demissa John Thomas Howell 1924-8-10 610 Plumas Crescent Mills 1219 Comment
  CHSC12744  Prunus virginiana var. demissa M. S. Taylor 1974-5-18 249 Plumas Found on s bank of Feather River, at junction of Hwy 70 and turnoff to Butterfly Valley. 926 Comment
  JEPS110517  Pseudognaphalium luteoalbum Lowell Ahart 2006-10-23 13474 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  CAS-BOT-BC361678  Pseudognaphalium thermale John Thomas Howell 1959-9-24 34912 Plumas Crescent Mills 1066 Comment
  CHSC46635  Pseudostellaria jamesiana Lowell Ahart 1989-7-2 6349 Plumas Growing in small openings, north of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles northeast of La Porte. 2103 Comment
  CHSC89912  Pseudostellaria jamesiana N. L. Jurjavcic 2004-6-27 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Adjacent to a trail. 1524 Comment
  JEPS87621  Pseudostellaria jamesiana Lowell Ahart 1994-7-7 7452 Plumas about 3/4 mi (air) se Pilot Peak (on Bunker Hill Ridge, on n side of Pacific Crest Trail); n side of Pacific Crest Trail, Bunker Hill Ridge 2011 Comment
  RSA756865  Pseudostellaria jamesiana Barbara Ertter 2001-7-21 17785 Plumas Southeast Diamond Mountains northeast of Frenchman Lake, northeast slope of rhyolite plug, between Galeppi Creek and Spring Creek. 2195 Comment
  UC1075673  Pseudostellaria jamesiana Robert J. Weatherby 1955-7-2 1582 Plumas Wilcox Valley 1767 Comment
  CHSC98375  Pseudostellaria sierrae Dean Wm. Taylor 2004-5-26 19074 Plumas Round Valley Reservoir, along Forest Road 26N94Y 0.4 miles east of junction with County Road 204 (Dixie Canyon Road), eastern limits of Cherokee Mine (site). 1402 Comment
  CHSC13642  Pseudotsuga menziesii var. menziesii M. S. Taylor 1974-7-3 310 Plumas In vicinity of Fern Glen, in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  SEINET10475094  Psilocarphus brevissimus Mary Susan Taylor 1982-8-19 Taylor 5115 Plumas T22N R12E sw/ne sec 9. Johnsville quad. In lawn at upper barracks, Mohawk Ranger Station, s side of Hwy 70, ca. 1 mi w of Blairsden. 4350 ft. 1326 Comment
  CAS-BOT-BC72608  Pteridium aquilinum John Thomas Howell 1960-7-20 35744 Plumas Boiling Springs Lake 1798 Comment
  CAS-BOT-BC453560  Pterospora andromedea John Thomas Howell 1960-7-21 35836 A Plumas Lassen Volcanic National Park: NW of Willow Lake 1706 Comment
  SEINET4890226  Puccinellia lemmonii W. Harnach, N. Harnach 2000-6-14 909 Plumas Sierra Valley, approximately 0.5 miles west of County Road A-24, 2.5 miles north of Loyalton 1518 Comment
  CAS-BOT-BC147870  Purshia tridentata var. tridentata Alice Eastwood 1918-5-25 s.n. Plumas unspecified Comment
  RSA715669  Purshia tridentata var. tridentata L. Ahart, J. Guardino 2005-8-10 12308 Plumas 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. 1822 Comment
  RSA7874  Purshia tridentata var. tridentata H. A. Barker 1927-7-1 758 Plumas Blairsden 1372 Comment
  CHSC69704  Pycnanthemum californicum Vernon Oswald; Lowell Ahart 1997-9-18 8881 Plumas Forest Road 26N25 at Soda Ravine, ca. 4.5 mi west of Butte Valley Reservoir. 1249 Comment
  CHSC116382  Pycnanthemum californicum Sara M. Taylor; Scott Batiuk 2012-9-11 69 Plumas Mulligan Slide. From Quincy head west on Hwy 70, right onto Spanish Creek Road, right onto Rd 25N59, go west~ 1.1 km, left onto unnamed road~480 m. UTM zone 10, NAD 83, 4428382 N, 660731 E. 1548 Comment
  HSC93304  Pycnanthemum californicum Vernon H. Oswald, L. Ahart 1996-8-1 8132 Plumas Old Haun Rd. (Rd. 201) on the S slope of Dyer Mtn. at Second Water Trough Creek, .5 mi. W of Hauns Meadow, SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville 1433 Comment
  CAS-BOT-BC462847  Pyrola asarifolia Anna Head 1921-7-23 s.n. Plumas Feather River Region Comment
  CHSC58508  Pyrola asarifolia subsp. asarifolia Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5043 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  CAS-BOT-BC462776  Pyrola dentata Anna Head 1921-8-7 s.n. Plumas Feather River Region: Lake Center Camp Comment
  CAS-BOT-BC462784  Pyrola dentata Clare B. Hardham 1975-8-2 20467 Plumas Sierra Nevada; Black Mt. 2133 Comment
  CAS-BOT-BC466007  Pyrola picta Anna Head 1921-7-11 s.n. Plumas Indian Peak, Feather River Region Comment
  CAS-BOT-BC308930  Pyrrocoma Clare B. Hardham 1975-8-2 20455 Plumas Black Mountain 2133 Comment
  UC1584012  Pyrrocoma apargioides G. Schoolcraft 1990-6-4 2072 Plumas about 5 mi e Beckwourth (on s side of Hwy 70) 1490 Comment
  CAS-BOT-BC328156  Pyrrocoma lucida John Thomas Howell 1961-9-23 36869 Plumas Indian Valley, Sierra Nevada 1082 Comment
  CAS-BOT-BC328159  Pyrrocoma lucida Roxana S. Ferris 1951-9-14 12469 Plumas Between Graeagle adn Calpine just north of Sierra County line (State Highway 89) Comment
  JEPS5021  Pyrrocoma lucida Roxana S. Ferris 1951-9-14 12469 Plumas just n Sierra County line (between Graeagle and Calpine) Comment
  JEPS26748  Quercus durata var. durata P. C. Hutchison 1961-6-9 2119 Plumas 2 mi s (below) Rich Bar (above road at bridge, canyon of the North Fork of Feather River, along U.S. Hwy 40 Alt) Comment
  CAS-BOT-BC105313  Quercus kelloggii Alice Eastwood 1927-6-1 14590 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC105316  Quercus kelloggii M. B. Kildale 1926-9-11 2766 Plumas branch of North Fork Feather River between Greenville & Quincy 1219 Comment
  UC1135651  Quercus kelloggii C. W. Hanks 1934-8-18 58 Plumas nw Upper Long Valley Plumas National Forest, Sierraville Quad. 1676 Comment
  UC338621  Quercus kelloggii unknown 1889-5-28 Plumas Mohawk valley Comment
  UC1135794  Quercus vacciniifolia G. Burks 1933-8-8 37 Plumas 2 mi w Franklin Hill; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  UC1135796  Quercus vacciniifolia F. W. Embree 1934-6-6 79 Plumas 1 mi s, 0.25 mi w Rutherford; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  UCD47407  Quercus vacciniifolia R. F. Thorne; C. W. Tilforth 1969-9-6 39221 Plumas Yellow Pine forest, c. 2.5 mi. So. Of Graeagle on Gold Lake Road. 1645 Comment
  UCR106823  Quercus vacciniifolia J. M. Tucker 1948-7-25 1749 Plumas c. 3/4 mi west of United Mining Co. mine on SW side of Carmel Peak 1555 Comment
  UCR3600  Quercus vacciniifolia Wm. Horn Jr. 1963-6-29 630629- 3 Plumas Northern Sierra Nevada Mtns., 1.25-1.5 miles north of Spanish Peak 1835 Comment
  CAS-BOT-BC362685  Raillardella argentea Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake region Comment
  POM284369  Ranunculus alismifolius var. hartwegii Lyman Benson 1949-6-21 13734 Plumas Meadow 1 mile W of Lake Almanor Inn. Feather River 1341 Comment
  CHSC57827  Ranunculus alismifolius var. lemmonii Vernon H. Oswald; Lowell Ahart 1992-5-6 4933 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, just inside the boundary of the park. Meadow. 1658 Comment
  CHSC92745  Ranunculus alismifolius var. lemmonii L. P. Janeway 2005-6-12 8417 Plumas High Cascade Range. East side of Feather River Meadows, 0.8 km north of Rice Creek and North Fork Feather River confluence. 1631 Comment
  SJSU14354  Ranunculus andersonii N. A. Hopkins 1990-5-12 1614 Plumas 16.5 mi NW of Beckwourth on N side of rd to Genesee Comment
  SEINET5338404  Ranunculus aquatilis T. Ramelli 1948-5-16 39 Plumas .5 miles west of Vinton, Calif. Comment
  SBBG121280  Ranunculus aquatilis var. aquatilis L. Ahart, J. Dittes 2007-6-16 14130 Plumas S side of County Rd 111 (Beckwourth Genesee Rd), 50 yards E of Forest Rd 24N08, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  JEPS28455  Ranunculus aquatilis var. capillaceus George W. Gillett 1957-7-18 822 Plumas in main inlet to Willow Lake (n end of meadow); Lassen Volcanic National Park, Willow Lake meadow 1661 Comment
  SEINET10833587  Ranunculus aquatilis var. capillaceus Mary Susan Taylor 1981-5-10 Taylor 3670 Plumas T27N R12E se sec 15, Antelope Lake quad. N side of Antelope Lake, ca. 1/4 mi E of Boulder Creek and USFS Work Center, between rd and lake, ca. 20 mi NE of Taylorsville. 5040 ft. 1536 Comment
  CHSC20849  Ranunculus flammula var. ovalis K. R. Stern 1975-7-25 5804 Plumas N shore of Lake Almanor. 1371 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
  RSA518189  Ranunculus occidentalis B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 958 Plumas Plumas National Forest, ca. 6.0 miles north of Gold Lake on Gold Lake Road, and 2.6 miles south of junction with Highway 89. 1829 Comment
  RSA726350  Ranunculus occidentalis var. occidentalis L. Ahart, John Dittes 2007-6-16 14114 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
  JEPS101236  Rhamnus alnifolia Dean W. Taylor 2000-7-31 17541 Plumas Little Antelope Creek, southeastern end of Antelope Lake (Feather River watershed); along Forest Road 278N41 0.2 miles S from junction of Road 172 (paved) Comment
  RSA169466  Rhamnus purshiana L. S. Rose 1963-6-3 63115 Plumas Butterfly Valley, 2 miles SW of Keddie. 1189 Comment
  UC1121917  Rhamnus purshiana F. W. Embree 1934-6-12 98 Plumas 1.25 mi s and 0.25 mi w Bucks Lane; Plumas National Forest, Bidwell Bar Quad. 1706 Comment
  CAS-BOT-BC56578  Rhododendron columbianum Anna Head 1921-7-17 s.n. Plumas Gray Eagle Creek, Feather River region Comment
  CHSC13625  Rhododendron neoglandulosum M. S. Taylor 1974-7-3 299 Plumas Along roadside in Darlington bog in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  CHSC104763  Rhus glabra L. P. Janeway 2010-7-17 10163 Plumas Northern High Sierra Nevada. North side of North Fork Feather River, at southwestern end of James Lee (Injun Jim) Campground. 532 Comment
  UC1730229  Rhynchospora alba L. P. Janeway 1998-9-10 6272 Plumas Butterfly Valley Botanical Area; upper edge of darlingtonia bog (Sweetwater Marsh) just below Road 25N47 0.3 mi south of Road 417. 1173 Comment
  CHSC72468  Rhynchospora capitellata L. P. Janeway 1998-9-10 6271 Plumas Butterfly Valley Botanical Area; northernmost of the boggy areas on west side (uphill) of Road 25N47 0.1 mi south of Road 417. 1194 Comment
  HSC65743  Rhynchospora capitellata R. F. Thorne 1974-7-30 45011 Plumas Plumas National Forest, Butterfly Valley Botanical Area 1159 Comment
  UC1127437  Ribes cereum C. W. Hanks 1934-8-31 65 Plumas hills ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  SEINET10871344  Ribes cereum Mary Susan Taylor 1982-8-5 Taylor 4926 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  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
  JEPS107703  Ribes cereum var. cereum Lowell Ahart, John Dittes 2005-9-20 12438 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2041 Comment
  CAS-BOT-BC219211  Ribes nevadense David D. Keck 1932-7-3 1628 Plumas Mountain slope S of Quincy 1066 Comment
  CAS-BOT-BC219227  Ribes nevadense George W. Gillett 1957-7-19 857 Plumas On trail to Sifford Lakes, about 1.25 miles above the Devils Kitchen 2057 Comment
  CHSC101934  Ribes nevadense Lowell Ahart; John Dittes 2009-7-15 16080 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  RSA0023140  Ribes nevadense E. K. Balls, Lee W. Lenz 1955-5-14 20704 Plumas 1 mi. NE along Highway 89 toward Lake Almanor, from junct. with US Highway 40 alt. 671 Comment
  UC1127551  Ribes roezlii C. W. Hanks 1934-9-18 83 Plumas n Sierra Valley (near Plumas National Forest); Sierraville Quadrangle Comment
  UC1127578  Ribes roezlii F. W. Embree 1934-6-6 71 Plumas s slope Bucks Mtn.; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC511311  Ribes roezlii Lyman Benson 1932-7-29 3992 Plumas Buck Lake Sierra Nevada, Feather River Watershed 2133 Comment
  SEINET10904149  Ribes roezlii Mary Susan Taylor 1982-5-23 Taylor 4513 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  CAS-BOT-BC186216  Ribes roezlii var. roezlii Lyman Benson 1932-7-29 3992 Plumas Buck Lake, Sierra Nevada Mt. Range, Feather River 2133 Comment
  CAS-BOT-BC186219  Ribes roezlii var. roezlii Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC186220  Ribes roezlii var. roezlii Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Drakesbad, Lassen Volcanic Park Comment
  CHSC46659  Ribes viscosissimum Lowell Ahart 1989-7-2 6355 Plumas About 10 miles north-east of La Porte, about 1/4 mile north of Pilot Peak, growing on dry bare soil in openings, north of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak. 2103 Comment
  CAS-BOT-BC363061  Rigiopappus leptocladus M. S. Taylor 1982-6-28 4771 Plumas Paralleling Hwy 70, just w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth 1487 Comment
  CAS-BOT-BC74626  Rorippa curvisiliqua John Thomas Howell 1959-9-25 34996 Plumas Sierra Nevada. Beach of Feather River. Portola. 1478 Comment
  CAS-BOT-BC74627  Rorippa curvisiliqua John Thomas Howell 1960-7-19 35617 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC74643  Rorippa curvisiliqua Mary Strong Clemens 1920-6-14 s.n. Plumas Crescent Mills. Comment
  RSA59432  Rorippa curvisiliqua E. K. Balls 1950-9-15 15850 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  RSA716413  Rorippa curvisiliqua L. Ahart, John Dittes 2005-9-19 12387 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  UC117549  Rorippa curvisiliqua D. Cleveland 1882-7-20 Plumas Prattville Comment
  CHSC43816  Rorippa curvisiliqua var. orientalis Lowell Ahart 1974-7-3 509 Plumas North of Kenzie Ravine, about 4 miles north of La Porte. 1615 Comment
  CHSC81108  Rorippa curvisiliqua var. orientalis Lowell Ahart 2001-8-29 9247 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC20778  Rorippa obtusa K. R. Stern 1975-7-23 5837 Plumas W shore Lake Almanor. 1371 Comment
  CHSC40864  Rorippa sphaerocarpa K. R. Stern 1985-6-25 8194 Plumas Vicinity of Blairsden. 1371 Comment
  JEPS105837  Rosa bridgesii Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10953 Plumas On the southeast 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 1251 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
  JEPS45671  Rosa gymnocarpa W. L. Jepson 1924-7-22 10605 Plumas Rich Point Middle Fork Feather River 914 Comment
  RSA184931  Rubus leucodermis L. S. Rose 1966-7-26 66051 Plumas Butterfly Creek and Spanish Creek. 1 mile S of Keddie. 991 Comment
  POM319262  Rubus parviflorus Patricia Wilder 1971-6-22 5144 Plumas 4.5 miles W of Quincy on Spanish Creek Rd. On N side of road between road and creek. Cascade Mtn Range. Spanish Creek to North Fork Feather River drainage. 1067 Comment
  CAS-BOT-BC363207  Rudbeckia occidentalis Lloyd W. Swift 1931-7-24 53 Plumas Plumas National Forest. Haun's Place 1402 Comment
  CDA13980  Rudbeckia occidentalis var. occidentalis G. F. Hrusa 1996-8-2 13444 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Comment
  CHSC113881  Rumex acetosella Lowell Ahart 2014-8-26 19777 Plumas Gravel bars 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
  CAS-BOT-BC433316  Rumex crispus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1442 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek. 883 Comment
  CAS-BOT-BC433319  Rumex crispus Mary Strong Clemens 1920-6-14 s.n. Plumas Greenville Comment
  CAS-BOT-BC433320  Rumex crispus Greg Sommers 1976-7-29 198 G Plumas Sierra Valley Marsh. South of Dyson Road east of metal bridge. Comment
  JEPS102648  Rumex maritimus Lowell Ahart 2001-8-28 9216 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  UC1191268  Rumex maritimus Malcolm A. Nobs and S. Galen Smith 1949-8-18 1376 Plumas n end Lake Almanor; , Last Chances Marshes Comment
  CAS-BOT-BC434311  Rumex triangulivalvis John Thomas Howell 1977-8-11 52711 Plumas Bottom of Frenchmans Reservoir on east side near Big Cove. 1706 Comment
  JEPS32196  Sagittaria cuneata R. H. Platt 1891-1 Plumas The Sierras Comment
  CHSC33939  Sagittaria latifolia M. S. Taylor 1981-8-5 4165 Plumas Indian Valley, s side of Hwy 105, 1.5 mi e of its jct with Hwy 80 just n of Crescent Mills. 1066 Comment
  JEPS122330  Salix exigua var. hindsiana Lowell Ahart 2014-9-9 19851 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  POM209540  Salix geyeriana var. argentea Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-25 696 Plumas Fork of Feather River about 5 miles SW of Prattville Comment
  CAS-BOT-BC125305  Salix lasiandra var. lasiandra David D. Keck 1932-7-3 1658 Plumas Meadow south of Spanish Creek, Quincy, in the Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC125330  Salix lasiandra var. lasiandra John Thomas Howell 1977-8-11 52675 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  JEPS102788  Salix lasiandra var. lasiandra Lowell Ahart 2001-6-4 8757 Plumas On the north side of the South Fork of the Feather River, about 1/2 mile SW of the Feather Fork mine, about 1 mile NE of Little Grass Valley Reservoir, about 5 miles (air) NE of La Porte. 1594 Comment
  CAS-BOT-BC107159  Salix lasiolepis var. bigelovii D. E. Breedlove 1962-6-12 3471 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-BC128438  Salix lasiolepis var. lasiolepis John Thomas Howell 1977-8-11 52676 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Rerservoir 1676 Comment
  CAS-BOT-BC124577  Salix lemmonii Alice Eastwood 1918-5-25 7027 Plumas Portola Comment
  SBBG121279  Salix lemmonii L. Ahart, J. Dittes 2007-6-16 14128 Plumas S side of County Rd 111 (Beckwourth Gensee Rd), 50 yards E of Forest Rd 24N08, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  CAS-BOT-BC124797  Salix lemmonii John Thomas Howell 1960-7-20 35725 Plumas Drakesbad 1828 Comment
  UC482033  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 394 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  CAS-BOT-BC128236  Salix lucida Alice Eastwood 1918-5-25 6974 Plumas Portola Comment
  SBBG57919  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 396 Plumas N Fork of Feather River, at Chester 1350 Comment
  CAS-BOT-BC129098  Salix scouleriana John Thomas Howell 1959-9-26 35048 Plumas Near Keddie - Sierra Nevada 1005 Comment
  CDA14759  Salix scouleriana G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3329 Plumas 4.8 miles northwest of Antelope Lake, 0.7 mile east of forest road to Taylor Lake 1661 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
  CAS-BOT-BC238847  Sambucus nigra subsp. caerulea John Thomas Howell 1951-6-28 27678 Plumas Jamison Creek 1584 Comment
  RSA122157  Sanguisorba annua E. Sawyer 1935-6-27 166 Plumas Charlies Valley. 1524 Comment
  UCR123525  Sanguisorba annua George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6866 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CHSC118803  Sanicula graveolens Chelsea Morgan 2016-5-26 2016 -001 Plumas Diamond Mountains on the Plumas National Forest; Located on spur Road off Forest Rd. 28N15. (UTM 697546 E, 4464644 N, NAD 83 Zone 10 North; Elevation 7177 ft.) 2187 Comment
  SEINET11155993  Sanicula graveolens A. A. Heller, P. B. Kennedy 1907-7-18 8879 Plumas Grade between Beckwith and Red Clover Valley. Comment
  JEPS25809  Sanicula tuberosa John W. Duffield 1937-5-27 Plumas Meadow Valley, Grubstake Flats, southwestern Plumas County Meadow Valley; , Grubstake Flats Comment
  CHSC4683  Saponaria officinalis R. Carter 1966-7-10 471 Plumas Found Feather R. Canyon, 1/2 mi. S Injun Jim School along S side Hwy. 70; along roadside. Comment
  CAS-BOT-BC494127  Sarcobatus vermiculatus W. Harnach; N. Harnach 2000-8-23 997 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  SBBG26810  Sarcodes sanguinea J. Ownbey, R. P. Ownbey 1938-7-14 1741 Plumas below Humboldt Summit on rd between Jonesville and Lake Almanor Comment
  UCD13235  Sarcodes sanguinea Dean Dubbe 1974-4-27 7- 2 Plumas California: Plumas Co. Plumas National Forest. Butterfly Valley. Along hwy 89, 2 mi W of Keddie. Elev. 3700 ft. 1127 Comment
  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
  SEINET10483036  Saxifraga aprica Mary Susan Taylor 1981-5-8 Taylor 3652 Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 Comment
  CHSC42855  Saxifraga nidifica var. nidifica Lowell Ahart 1987-5-19 5657 Plumas Near a small meadow, near the South Fork of the Feather River, about 1/2 mile northeast of the Feather Fork Mine, about 8 miles northeast of La Porte. 1706 Comment
  UC384663  Saxifraga oregana E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CAS-BOT-BC278216  Schedonorus arundinaceus John Thomas Howell 1959-9-26 35070 Plumas Near Soda Spring, Feather River Canyon 682 Comment
  SEINET10329708  Schoenoplectus acutus W. Harnach, N. Harnach 1991-6-17 547 Plumas Sierra Valley, on Marble Lane 1487 Comment
  CAS-BOT-BC111573  Schoenoplectus americanus Mrs. H. C. Cantelow 1938-7-4 2279 Plumas Drakesbad. Comment
  SD130994  Schoenoplectus subterminalis Lowell Ahart 1980-10-6 2663 Plumas Lake, I(c) mile west of Fowler Park. 1700 Comment
  CAS-BOT-BC35586  Scirpus congdonii John Thomas Howell 1960-7-19 35646 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC35587  Scirpus congdonii Walter Knight; Irja Knight 1966-6-19 1386 Plumas Butterfly Valley 1127 Comment
  CHSC40271  Scirpus congdonii Lowell Ahart 1985-7-3 5103 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles northeast of La Porte. 1584 Comment
  SEINET10872756  Scirpus congdonii Lowell Ahart 1985-7-3 Ahart 5103 Plumas About 4 1/4 miles north-east of La Porte. Comment
  CHSC21179  Scirpus diffusus F. T. Griggs; A. Pass 1975-7-17 221 Plumas Buck's Lake. Comment
  CAS-BOT-BC111007  Scirpus microcarpus Alice Eastwood 1927-6-13 14547 Plumas Forest Lodge near Greenville Comment
  CAS-BOT-BC111012  Scirpus microcarpus Walter Knight; Irja Knight 1966-6-18 1388 Plumas Butterfly Valley. Near Pond Reservoir. 1127 Comment
  CHSC20751  Scirpus microcarpus K. R. Stern 1975-7-24 5895 Plumas S shore of Lake Almanor. 1371 Comment
  CHSC56891  Scirpus microcarpus L. P. Janeway 1991-8-4 4119 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
  JEPS100476  Scirpus microcarpus Dean W. Taylor 2000-8-8 17561 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  JEPS114818  Scirpus microcarpus Lowell Ahart 2008-8-14 15210 Plumas West edge of a small wet meadow, about 150 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoi 1600 Comment
  JEPS64007  Scirpus microcarpus W. L. Jepson 1939-8-14 19419 Plumas Willow Creek 1828 Comment
  SD134067  Scirpus microcarpus John Thomas Howell 1976-7-15 51855 Plumas Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CAS-BOT-BC110839  Scirpus pauciflorus John Thomas Howell; Gordon H. True 1967-6-11 42572 Plumas Meadow at Quincy 1036 Comment
  CHSC66629  Scutellaria antirrhinoides Vernon H. Oswald; Lowell Ahart 1996-7-15 8016 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
  CHSC33822  Scutellaria siphocampyloides M. S. Taylor; M. Foster 1981-6-2 3824 Plumas N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  CHSC57277  Sedum obtusatum subsp. obtusatum L. P. Janeway 1984-9-1 1146 Plumas On Sierra crest southwest of Mt Elwell. 2164 Comment
  JEPS79623  Selaginella wallacei Edward Lee 1951-10-8 1773 .9 Plumas just w Grizzly Dome (N. Fork Feather River); N. Fork Feather River Comment
  CDA8608  Senecio eurycephalus T. C. Fuller 1958-7-7 1916 Plumas 3 miles west of Virgilia. 0 Comment
  CAS-BOT-BC363794  Senecio integerrimus Ben Beard; J. D. Schoeller No date on label 403 Plumas Plumas National Forest. Last Chance near McDermott Pasture 1676 Comment
  CDA19241  Senecio integerrimus var. exaltatus G. D. Barbe, T. C. Fuller 1982-6-17 3822 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC112528  Senecio integerrimus var. exaltatus B. Castro; L. P. Janeway 2009-6-7 1788 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. Near W edge of Thompson Creek, in the vicinity of headcut channels, in sagebrush meadow flats ca 450 ft below edge of open Ponderosa-Jeffrey pine forest. 1665 Comment
  SEINET10474913  Senecio integerrimus var. exaltatus Mary Susan Taylor 1982-5-7 Taylor 4416 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  CAS-BOT-BC364038  Senecio integerrimus var. major Gladys L. Smith 1976-6-7 4609 Plumas South end of summit ridge, secondary road from Quincy to La Porte 1920 Comment
  CHSC97297  Senecio serra var. serra Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14460 Plumas About 30 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  CHSC20984  Senecio triangularis F. T. Griggs; A. Pass 1975-7-11 159 Plumas Buck's Lake. Comment
  CAS-BOT-BC364767  Sericocarpus oregonensis subsp. californicus Walter Knight; Irja Knight 1966-9-12 1734 Plumas Butterfly Botanical Area and Vicinity. Beargrass Glade 1127 Comment
  UCD135897  Sericocarpus oregonensis subsp. californicus J. M. Tucker 1968-9-13 4139 Plumas on slope above Butterfly Valley. Around 2 miles southwest of Keddie. 1066 Comment
  CAS-BOT-BC213135  Sidalcea John Thomas Howell 1961-6-21 36604 Plumas Greenville, Sierra Nevada 1097 Comment
  CHSC68369  Sidalcea gigantea L. P. Janeway 1996-8-20 5075 Plumas Adjacent to Road 23N18 at Little North Fork Middle Fork Feather River. 1389 Comment
  CHSC95026  Sidalcea gigantea Lowell Ahart 2006-10-23 13461 Plumas Along a small seep, on the north side of the road to the dam across Slate Creek, about 100 yard north of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  UC1873585  Sidalcea gigantea L. P. Janeway 1996-8-15 5069 Plumas Along the Oroville-Quincy Hwy, 1.1 mi west of Grizzly Creek; between the road and Little Grizzly Creek 1645 Comment
  CHSC21727  Sidalcea glaucescens F. T. Griggs; A. Pass 1975-8-5 304 Plumas Buck's Lake Forest Service Survey. Comment
  HSC101692  Sidalcea glaucescens Dillon North Davis 2013-6-20 28 Plumas 7.2 miles east on FS Road 26N67 from the junction with Rush Creek Road. 1811 Comment
  UC108848  Sidalcea glaucescens D. Cleveland 1882-7-25 Plumas Big Meadows Comment
  RSA87507  Sidalcea glaucescens C. L. Hitchcock 1952-6-25 19623 Plumas 100 yards east of spillway of Lake Almanor Comment
  UC972203  Sidalcea glaucescens Milo S. Baker 1952-5-24 12445 Plumas Hwy 89 in canyon above Pine Val.; in canyon above Pine Val. 944 Comment
  CHSC62568  Sidalcea oregana subsp. spicata B. Castro; L. P. Janeway 1987-7-17 137 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. 1584 Comment
  CHSC91945  Sidalcea oregana subsp. spicata Lowell Ahart; Josephine Guardino 2005-8-9 12284 Plumas On the bottom of Fant Creek, about 100 yards southeast 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
  CHSC97074  Sidalcea oregana subsp. spicata Lowell Ahart; Josephine Guardino 2007-7-21 14371 Plumas Around pine trees, about 5 yards north of a large meadow, about 150 yards east of the bridge, about 60 yards south of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1793 Comment
  CHSC97309  Sidalcea oregana subsp. spicata Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14461 Plumas About 30 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  SD61099  Sidalcea oregana subsp. spicata Darley F. Howe 1964-7-29 3897 Plumas Gold Lake Lodge, Plumas National Forest. 2012 Comment
  UCSB19783  Sidalcea oregana subsp. spicata Myrick, Donald 1964-7-19 Plumas Drakesbad, Lassen Volcanic National Park 1737 Comment
  CAS-BOT-BC386985  Silene douglasii Mrs. E. C. Sutcliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC389402  Silene lemmonii Alice Eastwood 1927-6-11 14455 Plumas United States Forest Reserve. Forest Lodge near Greenville 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
  CHSC53583  Silene lemmonii L. P. Janeway 1990-7-2 3754 Plumas Plumas National Forest. Ca 100 ft west of Paradise Cr and ca 3/4 mi south of Little Grizzly Cr. 1889 Comment
  JEPS105979  Silene lemmonii Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 10997 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  CAS-BOT-BC389380  Silene lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1913 Plumas Butterfly Botanical Area and Vicinity. Darlingtonia bog 1097 Comment
  CAS-BOT-BC389393  Silene lemmonii D. E. Breedlove 1962-6-12 3449 Plumas In upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg 1341 Comment
  CAS-BOT-BC389399  Silene lemmonii W. W. Wagner 1919-6-7 274 Plumas Sockem [Sockum] Cr., Vicinity of Quincy 1371 Comment
  HSC24232  Silene lemmonii John Pratt 1970-6-25 40 Plumas 1707 Comment
  JEPS48491  Silene lemmonii John W. Duffield 1937-6-9 Plumas n Bucks Lake (se slope of Bucks Mt.); , n of Bucks Lake Comment
  RSA101389  Silene lemmonii R. Weatherby 1955-7-21 1655 Plumas 4th Water Bear Creek, Middle Fork Feather River. 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
  CAS-BOT-BC389564  Silene nuda John Thomas Howell 1955-7-19 30790 Plumas Near Vinton Comment
  CHSC544  Sisymbrium altissimum E. Wager 1937-5-14 Plumas Feather River Canyon. 457 Comment
  UC1126786  Sisymbrium altissimum C. W. Hanks 1934-8-6 4 Plumas ne part of Sierra Valley, Plumas National Forest Sierra Valley; Plumas National Forest, Sierra Valley 1554 Comment
  SEINET10874427  Sisymbrium altissimum Mary Susan Taylor 1982-9-13 Taylor 5132 Plumas T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft. 1487 Comment
  RSA0089040  Sisyrinchium elmeri Bonnie C. Templeton 1968-6-9 11252 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  RSA0039306  Smilacina stellata Lowell Ahart 2008-8-14 15202 Plumas 200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  UCD149399  Solanum nigrum Collector Unknown 1927-9-1 s.n. Plumas Taylorsville. 1139 Comment
  CAS-BOT-BC157243  Solanum umbelliferum A. Head 1920-6-8 s.n. Plumas Camp Rodgers, Feather River region 701 Comment
  SD9116  Solidago canadensis subsp. elongata Daniel Cleveland 1882-7-26 Plumas Big Meadows Comment
  CAS-BOT-BC365513  Solidago elongata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1516 Plumas Butterfly Botanical Area and Vicinity. North end of Pond Reservoir 1097 Comment
  CAS-BOT-BC365516  Solidago elongata L. W. Swift 1934-7-26 123 Plumas Plumas National Forest. Butterfly Valley 1097 Comment
  CAS-BOT-BC365519  Solidago elongata Thomas H. Kearney 1945-8-16 s.n. Plumas Near Chester Comment
  CAS-BOT-BC365520  Solidago elongata M. S. Taylor 1981-8-20 4232 Plumas S side of Fox Rd (27N92) at jct with creek, ca. 2 mi se of Canyon Dam 1524 Comment
  CHSC60072  Solidago elongata L. P. Janeway 1992-7-1 4243 Plumas Plumas National Forest. North side of Middle Fork Feather River along drainage of Bonta Creek across gravel bar of the river. 1310 Comment
  JEPS107602  Solidago elongata Lowell Ahart, Josephine Guardino 2005-8-10 12315 Plumas Near a small wet meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  UC1999895  Solidago elongata J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-12 9304 Plumas CA-89, E of Canyondam, 10.5 km NW of Greenville. Comment
  SD51283  Solidago spectabilis Darley F. Howe 1961-8-4 3133 Plumas East side of Lake Almanor, 6.0 miles from junction with Highway 89 at south end of lake. 1372 Comment
  CAS-BOT-BC365117  Solidago velutina subsp. californica John Thomas Howell 1959-9-21 34736 Plumas Belden 701 Comment
  CAS-BOT-BC365121  Solidago velutina subsp. californica E. K. Balls 1950-8-31 15524 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1097 Comment
  CAS-BOT-BC157317  Sorbus californica Alice Eastwood 1927-6-17 14638 Plumas Long Valley, United States Forest Reserve Comment
  JEPS107734  Sorbus californica Lowell Ahart, John Dittes 2005-9-19 12381 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  SEINET4671825  Sparganium emersum W. Harnach, N. Harnach 1989-6-17 152 Plumas Sierra Valley, about 250 ft. west of the steel bridge on Marble Lane 1489 Comment
  CHSC61588  Sparganium emersum subsp. emersum L. P. Janeway 1992-9-16 4314 Plumas Plumas National Forest. Middle Fork Feather River 1 1/2 mi west of Beckwourth. Along the river. 2133 Comment
  CHSC49688  Sparganium natans V. Oswald; W. Dempsey 1988-8-23 3694 Plumas Green Island Lake located ca. 7 mi (air) se of Jonesville. On the north edge of the lake. 1859 Comment
  CHSC85690  Spergularia rubra G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3160 Plumas Long Valley, 0.4 mile south of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CAS-BOT-BC390684  Spergularia rubra John Thomas Howell; Gordon H. True 1974-7-29 50624 Plumas Quincy 1036 Comment
  SEINET10537502  Spergularia rubra Mary Susan Taylor 1982-9-7 Taylor 5104 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
  CAS-BOT-BC374763  Sphaeromeria potentilloides var. potentilloides Greg Sommers 1976-7-6 156 Plumas Sierra Valley, South of Marble Lane 1487 Comment
  UC1123205  Sphenosciadium capitellatum G. T. Nordstrom 1934-7-20 247 Plumas Silver Lake Dam; Plumas National Forest, Bidwell Bar Quad., Silver Lake Dam Comment
  CHSC82468  Spiraea densiflora Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9826 Plumas In a logged over area on the south side of Forest Road 22N94, east of Forest Road 22N94E, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1606 Comment
  JEPS46110  Spiraea densiflora Duncan Dunning 1922-7-16 Plumas 4 mi n Gibsonville; Onion Valley Comment
  UC384658  Spiraea densiflora E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  RSA472771  Spiraea densiflora Anstruther Davidson 1928-7-1 s.n. Plumas Feather River [county not specified: Butte, Plumas or Sierra] Comment
  CHSC115824  Spiraea douglasii Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20419 Plumas On the west side of Blue Lake, 2710 feet north of Forest Service Road 29N18, 289 air-miles west-southwest of Sifford Mt., 6.26 air-miles south-southeast of Lassen Peak. 1918 Comment
  HSC19749  Spiraea douglasii L. S. Rose 1969-6-24 69049 Plumas Butterfly Valley, W of Keddie 1159 Comment
  UC1128717  Spiraea douglasii A. E. Wieslander 1927-7-10 11 Plumas near Feather River Expt. Station; Plumas National Forest, Downieville Quad. 1066 Comment
  SEINET7707730  Spiraea douglasii A. A. Heller, P. B. Kennedy 1907-7-9 8786 Plumas Prattville. Comment
  CAS-BOT-BC152535  Spiraea splendens Anna Head 1920-7-23 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  UCD139041  Spiranthes romanzoffiana Malcolm A. Nobs; S. Galen Smith 1949-8-19 1445 Plumas Butterfly Valley. Comment
  UCD138082  Spirodela polyrhiza Herbert L. Mason 1953-7-8 14561 Plumas 4 miles northwest of Loyalton. 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
  CHSC52074  Stachys ajugoides var. rigida L. P. Janeway 1990-8-24 3834 Plumas Plumas National Forest. At edge of Coldwater Cr at crossing of dirt road ca 1 1/2 mi W of Red Clover Cr. Site disturbed by the road crossing. 1981 Comment
  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
  JEPS117157  Stachys ajugoides var. rigida Lowell Ahart 2010-10-21 17309 Plumas About 5 yards west of the spring, on the south side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak 1928 Comment
  SBBG32392  Stachys rigida L. S. Rose 1966-7-27 Plumas Butterfly Crk, 2 mi S of Keddie 1005 Comment
  SBBG6555  Stachys rigida H. and M. Dearing 1938-7-1 2252 Plumas near Lake Almanor Comment
  RSA794952  Stellaria crispa L. Ahart, John Dittes 2009-7-28 16198 Plumas Seeps, slope northwest of mine, west above Forest Service Road 27N28Y, 2.9 air miles northwest of Butt Valley Reservoir Dam. 1582 Comment
  RSA95418  Stellaria longipes J. T. Howell 1951-6-27 27587 Plumas McRae Meadow. 1982 Comment
  CAS-BOT-BC391188  Stellaria longipes subsp. longipes John Thomas Howell 1976-7-16 51900 Plumas On flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  CHSC73414  Stellaria longipes var. longipes B. Castro; L. Gehrung, H. Durio 1995-9-19 641 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 jcn with Lumpkin Ridge Rd (USFS Rd 22N27). In Tamarack Flat meadow. 1706 Comment
  UC120035  Stellaria longipes var. longipes Mrs. R. M. Austin Jun 1878 294 Plumas Big Meadows Comment
  CHSC81361  Stellaria media L. P. Janeway 1996-5-7 4960 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC393828  Stellaria media John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2136 Plumas Pond reservoir, Butterfly Botanical Area and vicinity, 1066 Comment
  CDA3546  Stellaria neglecta L. P. Janeway 1996-5-7 4960 Plumas Northern High Sierra Nevada.; Soda Creek, along Road 25N22 200 feet northwest of Highway 70 and East Branch North Fork Feather River. Comment
  SEINET10886681 Image available Stenotus acaulis A. Arthur Heller, Patrick B. Kennedy 1907-7-3 Heller 8696 Plumas Hills above Red Clover Valley. Comment
  CAS-BOT-BC375311  Stephanomeria exigua subsp. coronaria Alice Eastwood 1927-6-27 s.n. Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] Comment
  JEPS114506  Stephanomeria lactucina Lowell Ahart 2008-8-14 15195 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  UCR151579  Stipa lemmonii Beecher Crampton 1954-5-10 1864 Plumas Northern Sierra Nevada Mtns., 1.5 miles northeast of Portola 1524 Comment
  SEINET8080356  Stipa occidentalis var. pubescens S. B. Doten 1901-6-16 49 Plumas NE of Sierra Valley. Comment
  SEINET10480707  Streptanthus Mary Susan Taylor 1981-7-17 Taylor 4039 Plumas T21N R12E se/se sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, in front of Big Bear Lake, ca. 6 air mi S of Mohawk; 6500 ft elev. 1987 Comment
  CAS-BOT-BC87778  Streptanthus tortuosus A. A. Heller 1938-7-2 15238 Plumas 3 miles east of Quincy. 1097 Comment
  JEPS26686  Streptanthus tortuosus P. C. Hutchison 1961-6-9 2120 Plumas along hwy US Alt. 40 at bridge 2 mi s of (below) Rich Bar; Canyon of the north fork of the Feather River Comment
  RSA281664  Streptanthus tortuosus S. O. Mattoon 1979-6-17 99 Plumas Queen Lily C.G., N Fork of Feather River, 2 airmiles N of Hwy 70 near Belden. 564 Comment
  RSA71129  Streptanthus tortuosus L. S. Rose 1951-6-24 51074 Plumas Feather River Canyon, near Grays Flat. 823 Comment
  CHSC38085  Streptanthus tortuosus var. suffrutescens R. E. Preston 1983-5-26 387 Plumas At roadside, Hwy 70 ca. 1/2 mi e of Caribou Rd. 731 Comment
  CHSC47590  Streptopus amplexifolius var. americanus Lowell Ahart 1981-6-23 2865 Plumas Along the south bank of the West Branch of Hopkins Creek, west of Blue Nose Mountain, about 12 miles north-east of La Porte. 1676 Comment
  CHSC67649  Symphoricarpos albus var. laevigatus James D. Jokerst 1985-6-10 2409 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Cresent. Comment
  RSA59481  Symphoricarpos albus var. laevigatus E. K. Balls 1950-9-15 15868 Plumas Hwy 89, Lake Almanor to Quincy, 10 miles S of Lake Almanor. 1098 Comment
  UCD129456  Symphyotrichum G. F. Hrusa 1992-10-8 10499 Plumas approximately 2 miles from Snake Lake near Quincy. Comment
  CAS-BOT-BC97558  Symphyotrichum ascendens John Thomas Howell 1961-9-22 36814 A Plumas Greenville 1088 Comment
  CAS-BOT-BC97563  Symphyotrichum ascendens John Thomas Howell 1959-9-24 34973 Plumas Beckwourth 1487 Comment
  CHSC98753  Symphyotrichum bracteolatum L. P. Janeway; B. Castro 2007-8-18 9202 Plumas Northern High Sierra Nevada. Along Squirrel Creek and Road 401 1.9 km northeast of Hwy 70/89 and Williams Loop (railroad). On creek bank in partial shade. 1268 Comment
  UC170973  Symphyotrichum bracteolatum H. M. Hall 1912-8-3 9380 Plumas Quincy 1066 Comment
  JEPS100324  Symphyotrichum campestre Dean W. Taylor 2001-7-12 17831 Plumas summit of Doyle Grade, drainage of Little Last Change Creek, 1 mile W of Meadow View Campground, at the junction of the Doyle Grade Road with the Frenchman Lake Road, growing in an area kept open by frequent vehicle traffic 1798 Comment
  CAS-BOT-BC97920  Symphyotrichum frondosum John Thomas Howell 1961-9-24 36914 Plumas Feather River bed, southwest of Beckwourth 1487 Comment
  CHSC81090  Symphyotrichum frondosum Lowell Ahart 2001-8-28 9201 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
  JEPS102518  Symphyotrichum frondosum Lowell Ahart 2001-9-18 9279 Plumas Along Freeman Creek, on the strand of Lake Davis. 1761 Comment
  JEPS114616  Symphyotrichum spathulatum Lowell Ahart 2008-9-10 15384 Plumas On the bottom 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
  JEPS40760  Symphyotrichum spathulatum W. L. Jepson 1939-8-16 19433 Plumas Portola Comment
  CAS-BOT-BC98499  Symphyotrichum spathulatum Clare B. Hardham 1986-8-9 30404 Plumas Sierra Nevada Mountains, Meadow Valley - Virgilia Road 1219 Comment
  CHSC66748  Symphyotrichum spathulatum var. spathulatum Vernon H. Oswald; Lowell Ahart 1996-8-14 8149 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
  CAS-BOT-BC221958  Taeniatherum caput-medusae J. Budaj 1962-7-11 s.n. Plumas Hwy 40, 0.25 mi. w. of Vinton Comment
  UCD86198  Taeniatherum caput-medusae R. Tofsrud 1950-7-26 s.n. Plumas Hwy. 89 between Greenville and Crescent Mills. Comment
  CAS-BOT-BC376805  Tanacetum parthenium David D. Keck 1932-7-3 1624 Plumas Quincy, in the Northern Sierra Nevada. North of Spanish Creek 1065 Comment
  CDA14219  Tanacetum vulgare G. F. Hrusa 1996-8-22 13534 Plumas Sierra Nevada; Along Squirrel Creek on USFS road leading to Argentine Rock. Approx. 1 mi. NE of Hwy 70, and approx. 7 mi. E of Quincy. Comment
  CDA321  Tanacetum vulgare Baldo Villegas 2007-8-16 s.n. Plumas Near Quincy. Comment
  CHSC25334  Tanacetum vulgare M. P. Hayes 1977-8-12 28 Plumas Along Highway 70 adjacent to Paul's Creek, 2 mi below Chipps Creek. 701 Comment
  CHSC59696  Tanacetum vulgare C. A. Janeway 1986-8-19 Plumas Found ca 0.2 mi east of Highway 89 on Arlington Road. 1072 Comment
  JEPS37088  Tanacetum vulgare W. L. Jepson 1939-8-8 19356 Plumas Quincy 1051 Comment
  CDA7689  Tanacetum vulgare T. C. Fuller 1960-9-6 5036 Plumas Quincy. 0 Comment
  CHSC33604  Taraxacum officinale M. S. Taylor; M. Foster 1981-6-8 3863 Plumas In meadow along creek, ca. 1/4 mi s of jct of 24N08 and 25N93, ca. 1 air mi nw of Bagley Pass, ca. 0.5 mi s of Red Clover Valley. 1737 Comment
  JEPS3265  Taraxacum officinale Roxana S. Ferris 1952-5-18 12488 Plumas 1.5 mi n Greenville 1097 Comment
  CAS-BOT-BC376955  Taraxacum officinale G. Sommers 1976-7-29 200 G Plumas Sierra Valley. Along Marble Lane 1487 Comment
  CAS-BOT-BC376960  Taraxacum officinale John Thomas Howell 1978-4-19 52859 Plumas Eastern part of Quincy 1036 Comment
  CHSC97562  Taraxia tanacetifolia Lowell Ahart; John Dittes 2007-6-17 14194 Plumas Along Red Clover Creek, aout 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