Search Results — 2000 specimen records retrieved (1460 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/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA384210  Abies concolor B. C. Templeton 1967-4-24 s.n. Plumas About 16 miles E of Quincy. Comment
  CAS-BOT-BC78097  Abies magnifica Rutter; Atkinson 1899-9-1 s.n. Plumas Onion Valley Comment
  UCD19158  Acanthomintha obovata June McCaskill 1956-1 417 Plumas Lake Almanor region? Comment
Read comments
Apr 14 2008
  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
  RSA755325  Acer macrophyllum L. Ahart, John Dittes 2009-7-13 16047 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
  CHSC102103  Achillea millefolium Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16214 Plumas On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  UCD128363  Achillea millefolium M. Vincent 1968-6-10 866 Plumas Carabou Road, 1 mile from Feather River, Hwy 70. Comment
  CDA14688  Achnatherum lemmonii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3156 Plumas Long Valley, 0.4 mile south of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  UC717966  Achnatherum lemmonii David D. Keck 1944-7-8 5437 Plumas 2 mi sw, on Indian Creek Crescent Mills (Dixie Canyon Store); Sierra Nevada, Indian Creek 1066 Comment
  UC1523704  Achnatherum lettermanii Gary Schoolcraft 1982-6-9 691 Plumas s of Beckworth 1584 Comment
  SBBG115897  Achnatherum nelsonii J. T. Howell 1962-6-18 37774 Plumas Sierra Valley near Beckwourth 1487 Comment
  JEPS113738  Achnatherum nevadense Lowell Ahart, John Dittes 2007-6-17 14156 Plumas On dry bare rocky soil, on a low rocky open hill, about 20 yards southwest of Red Clover Creek, about 20 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) 1654 Comment
  CAS-BOT-BC210842  Achnatherum occidentale subsp. californicum L. P. Janeway 1990-8-2 3821 Plumas Plumas National Forest, Beckwourth Ranger District. Along Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge 2057 Comment
  JEPS454  Achnatherum occidentale subsp. californicum W. L. Jepson 1924-7-25 10648 Plumas Meadow Valley Comment
  UC485753  Achnatherum occidentale subsp. californicum H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 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
  CHSC24257  Acmispon americanus var. americanus K. R. Stern 1975-7-23 Plumas NW end of Lake Almanor. Comment
  CHSC30680  Acmispon americanus var. americanus M. S. Taylor 1974-7-3 298 Plumas Butterfly Botanical Area, ca. 10 mi nw of Quincy, on Hwy 70. 1219 Comment
  CHSC95010  Acmispon americanus var. americanus Lowell Ahart 2006-10-23 13501 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  SEINET10535954  Aconitum columbianum Mary Susan Taylor 1981-7-21 Taylor 4092 Plumas T24N R11E nw/ne sec 19, Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi N of jct of 401 and 25N42, ca. 3 mi N of Spring Garden. 4500 ft elev. 1372 Comment
  CAS-BOT-BC391485  Aconitum columbianum subsp. columbianum Ira L. Wiggins 1948-9-15 12055 Plumas On ridge between canyons of Onion Creek and the Middle Fork of the Feather River Comment
  UC1125859  Actaea rubra C. G. Albertus 1935-8-3 248 Plumas 1 1/2 mi. s.e. Cromberg; Plumas Nat'l Forest, Downieville Quad. Comment
  UC1584686  Adenocaulon bicolor Jerry Powell 1986-7-23 1495 Plumas 5 mi n, in Feather River Canyon Blairsden; Feather River Canyon Comment
  UC811186  Adiantum X tracyi Mrs. E. C. Sutliffe 1919-6-21 Plumas near Gold Lake Comment
  CHSC80791  Adiantum aleuticum Lowell Ahart 2001-7-19 8936 Plumas On the banks of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  JEPS111009  Aegilops cylindrica J. Battagin 1989-6-29 Plumas Butterfly Valley (Mail boxes) 1066 Comment
  SEINET12334048  Agastache urticifolia L. P. Janeway 1989-1 3350 Plumas Crocker Mt Quad, near top of Crocker Mt 2195 Comment
  CHSC60071  Ageratina occidentalis B. Castro; L. P. Janeway 1992-7-18 458 Plumas Ca 1.5 road mi N of Lakes Basin Campgd at W edge of Gold Lake Hwy overlooking Lily Lake. 1828 Comment
  RSA59187  Ageratina occidentalis E. K. Balls 1950-9-1 15614 Plumas East of Long Lake above meadow leading down to two smaller lakes. 2134 Comment
  CAS-BOT-BC15456  Agoseris glauca var. glauca John Thomas Howell 1962-6-17 37701 Plumas Portola 1463 Comment
  SEINET6709858 Image available Agoseris glauca var. laciniata H. Hamlin s.n. Plumas Sierra Valley Comment
  CHSC92115  Agoseris grandiflora Lowell Ahart; John Dittes 2005-9-19 12421 Plumas On damp disturbed soil, along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  CAS-BOT-BC29657  Agoseris grandiflora var. grandiflora Thomas H. Kearney 1945-8-10 s.n. Plumas Lake Almanor Comment
  CAS-BOT-BC13246  Agoseris monticola M. S. Taylor 1982-6-28 4759 Plumas Ramelli Ranch, S side of Hwy 70, ca 1 mi W of Beckwourth 1487 Comment
  CHSC97174  Agoseris retrorsa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14040 A Plumas About 150 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  CAS-BOT-BC127595  Agropyron cristatum John Thomas Howell 1955-7-19 30749 Plumas Sierra Nevada. Beckwourth. 1493 Comment
  SEINET12728743  Agropyron cristatum W. Harnach, N. Harnach 1991-6-29 593 Plumas Sierra Valley, on County Road A-24 (6 mile road), 4 miles N of Loyalton. 1490 Comment
  SEINET12851510  Agropyron elongatum W. Harnach, N. Harnach 2000-8-23 994 Plumas Sierra Valley, on Dyson Lane, 0.25 mile E of the intersection with County Road A-24. 1492 Comment
  SEINET7295890 Image available Agrostis alba Malcolm A. Nobs, S. Galen Smith 1949-1 1382 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CAS-BOT-BC127498  Agrostis capillaris Lowell Ahart 1987-9-22 5890 Plumas Along the South Fork of the Feather River, about 1 mile east of the Feather Fork Mine, about 8 miles northeast of La Porte. 1706 Comment
  CAS-BOT-BC494113  Agrostis capillaris W. Harnach; N. Harnach 2000-8-2 971 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC127085  Agrostis exarata John Thomas Howell 1960-7-22 35883 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC127101  Agrostis exarata John Thomas Howell 1976-7-16 51907 Plumas Spanish Creek at mouth of Wapaunsie Creek. 1097 Comment
  JEPS68395  Agrostis scabra W. L. Jepson 1910-6-8 4085 Plumas near Lassen Peak; Lake Tartarus 2011 Comment
  CHSC92820  Agrostis stolonifera Lowell Ahart; Josephine Guardino 2005-8-9 12298 Plumas In a meadow, about 100 yards southwest 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
  RSA196478  Agrostis stolonifera J. T. Howell 1926-7-26 2135 Plumas Near Prattville 1372 Comment
  RSA59339  Agrostis stolonifera E. K. Balls 1950-9-8 15704 Plumas Lakes Center Public Campground, southern 2043 Comment
  CHSC75938  Agrostis thurberiana G. F. Hrusa 1996-8-2 13437 Plumas Sierra Nevada. SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Open, mostly sunny, wet spring trib. of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1850 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
  CAS-BOT-BC267055  Alisma John Thomas Howell 1959-9-21 34815 Plumas Indian Creek 914 Comment
  JEPS47582  Allium acuminatum W. I. Follett 1937-6-13 1 Plumas head of Rich Gulch Deadwood Ravine, Rich Gulch Comment
  CDA32389  Allium campanulatum G. D. Barbe, T. C. Fuller 1982-6-17 3817 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  JEPS115801  Allium campanulatum Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15873 Plumas About 1/3 miles (air) west of Lake Almanor Dam, east of Forest Road 27N01Y, gentle slopes south of a small stream 1462 Comment
  CAS-BOT-BC466612  Allium campanulatum John Thomas Howell 1961-6-21 36663 Plumas Greenville 1097 Comment
  RSA39725  Allium lemmonii Philip A. Munz 1947-5-17 11846 Plumas 20 miles north of Chilcoot. 1829 Comment
  CAS-BOT-BC472812  Allium obtusum Lowell Ahart 1983-8-17 4328 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 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
  CHSC63432  Allium parvum Vernon H. Oswald 1994-6-8 6263 Plumas E side of Juniper Lake Rd. just S of the boundary of Lassen Volcanic National Park, N of Chester. 1973 Comment
  POM252943  Allium parvum A. A. Heller 1938-5-21 15104 Plumas About the airfield west of Chester. 1305 Comment
  CHSC39589  Allium platycaule Lowell Ahart 1983-7-20 4200 Plumas About 1/4 mile east of the Feather Fork Mine, about 5 1/2 miles north of La Porte. 1800 Comment
  SBBG22418  Allium platycaule C. B. Hardham 1961-6-16 7467 Plumas Diamond Peak [Diamond Mountain] Comment
  RSA641885  Allium platycaule Michael A. Vincent 1999-6-8 8549 Plumas Plumas National Forest, Milford Ranger District, along FS 28N03 betw FS 27N25 and FS26N16. Comment
  CHSC21332  Allium validum F. T. Griggs; A. Pass 1975-8-1 285 Plumas Lower Buck's Lake. Comment
  SEINET3879889  Allium validum E. K. Balls 1950-9-1 15601 Plumas East of Long lake, at foot of meadow leading down to two smaller lakes.; 0 2103 Comment
  SEINET10472025  Allium validum Mary Susan Taylor 1982-8-4 Taylor 4917 Plumas T25N R10E nw/se sec 23. Greenville SE quad. ALong spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 6200 ft. 1890 Comment
  CHSC62365  Allophyllum integrifolium B. Castro; L. Hanson 1989-8-17 400 Plumas Ca 13 air mi E of Greenville, ca 2.5 mi N of Kettle Rock, in the Mud Lake Research Natural Area within Plumas National Forest. 2042 Comment
  CHSC65652  Allophyllum integrifolium L. P. Janeway 1995-7-23 4863 Plumas Hartman Bar Ridge; south-facing slope of Franklin Hill. 1731 Comment
  CAS-BOT-BC171351  Alnus incana subsp. tenuifolia John Thomas Howell 1955-7-20 30839 Plumas Mohawk. Sierra Nevada 1371 Comment
  UC1348835  Alnus rhombifolia R. Cockrell 1938-9-21 8414 Plumas Meadow Valley; stream bank Comment
  CHSC53754  Alopecurus aequalis L. P. Janeway 1989-7-25 3526 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd111) 6.4 mi north of Beckwourth. 1737 Comment
  RSA726284  Alopecurus aequalis L. Ahart, John Dittes 2007-6-16 14149 Plumas About 200 yards S 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-BC138116  Alopecurus aequalis var. aequalis Thomas H. Kearney 1944-8-14 6 Plumas Near Prattville, Lake Almanor. Comment
  CAS-BOT-BC137998  Alopecurus geniculatus David D. Keck 1932-7-3 1667 Plumas Northern Sierra Nevada. Quincy. 1065 Comment
  UCD149817  Alopecurus pratensis William Anderson 1965-5-8 s.n. Plumas Crescent Mills. Comment
  CHSC105641  Ambrosia acanthicarpa Lowell Ahart; John Dittes 2010-10-5 17301 Plumas On the east side of Highway 49, 830 feet north of the Plumas-Sierra county line, 2.7 miles (air) northeast of Loyalton, 6.9 miles (air) southwest of Vinton. 1508 Comment
  JEPS108986  Ambrosia psilostachya Lowell Ahart 2006-10-8 13389 Plumas On the north side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek 622 Comment
  CAS-BOT-BC142920  Amelanchier A. A. Heller 1938-5-30 15136 Plumas Gravelly shale slope near Gray's Flat, North Fork of the Feather River on Highway #24 853 Comment
  CAS-BOT-BC142923  Amelanchier John Thomas Howell 1961-6-21 36590 Plumas Greenville - Sierra Nevada 1097 Comment
  CHSC75530  Amelanchier alnifolia var. semiintegrifolia G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3118 Plumas At morthwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
Read comments
May 30 2007
  CAS-BOT-BC136787  Amelanchier utahensis Walter Knight; Irja Knight 1967-5-22 1908 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC136794  Amelanchier utahensis Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CHSC100449  Amelanchier utahensis Lowell Ahart 2008-9-10 15375 Plumas East edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  UC1127772  Amelanchier utahensis E. Nourse 1934-8-14 10 Plumas 2 mi e and 1 mi n Quincy; Plumas National Forest, Downieville Quad. 1066 Comment
  JEPS127123  Anaphalis margaritacea Lowell Ahart 2016-8-30 21322 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  UCD105969  Anemone drummondii var. drummondii 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-BC391995  Anemone oregana Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1919 Plumas Butterfly Botanical Area and Vicinity. Between valley proper and Darlingtonia bog 1066 Comment
  CHSC58034  Anemone oregana Vernon H. Oswald 1992-5-21 4945 Plumas Lassen Volcanic National Park. Warner Valley-Drakesbad Rd. between Lee and Kelly camps. In the corner of the park on the SW side of the road. 1597 Comment
  CHSC64058  Angelica breweri B. Castro; R. A. Schlising 1987-7-21 173 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N89 and 22N42 on somewhat rocky hillside below roads. 1539 Comment
  SEINET10454674  Angelica breweri Mary Susan Taylor 1982-9-8 Taylor 5120 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  SEINET13945520 Image available Angelica breweri E. K. Balls 1950-1 15790 Plumas 1.5 mi along trail from Lakes Center Public Campground to Long Lake outlet. 6600 ft 2012 Comment
  JEPS115784  Antennaria argentea Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15870 Plumas South and below Forest Road 27N01Y, south of the high cut bank along the road, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  CAS-BOT-BC59316  Antennaria argentea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1854 Plumas On west side of Butterfly Valley proper 1036 Comment
  JEPS55232  Antennaria argentea Lewis S. Rose 1967-7-11 67161 Plumas 6 mi n Quincy Junction; Mt. Hough Road 1706 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
  CAS-BOT-BC59180  Antennaria dimorpha C. F. Sonne 1886-5-23 s.n. Plumas On Road to [illegible] Creek near Truckee Comment
  CDA17235  Antennaria geyeri G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16338 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
  CHSC57062  Antennaria geyeri L. P. Janeway; Garrett Gibson 1991-7-11 4073 B Plumas Plumas National Forest. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  UCD128924  Antennaria geyeri G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3333 Plumas 2.5 miles southeast of Mt. Hough Summit, 0.4 mile nothwest of China Grade Road (to Taylorsville.) 1584 Comment
  CHSC52922  Antennaria luzuloides subsp. aberrans L. P. Janeway 1989-6-15 3323 Plumas Plumas National Forest. Along S'ly side of Red Clover Valley. 1676 Comment
  CHSC97626  Antennaria luzuloides subsp. aberrans Lowell Ahart; John Dittes 2007-6-16 14138 Plumas On dry bare soil, 100 yards east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 120 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC79971  Antennaria microphylla Ella Dales Cantelow 1941-5-21 3505 Plumas Meadow Valley Rd. about 8 mi. w. of Quincy 1173 Comment
  CAS-BOT-BC79973  Antennaria microphylla Anna Head 1921-7-14 s.n. Plumas Near Lake Center Camp, Feather River region Comment
  UC1552729  Antennaria rosea Frederica Bowcutt 1985-6-6 563 Plumas 15 air mi ne of Quincy; Plumas National Forest 1676 Comment
  UCD123491  Antirrhinum vexillocalyculatum subsp. intermedium D. Sanchez-Mata; R. Rodriguez-Rojo 1997-8-16 s.n. Plumas French Bar-Caribou. Plumas National Forest. Near North Fork of Feather River. 840 Comment
  CHSC40378  Apocynum androsaemifolium Lowell Ahart 1985-7-1 5096 Plumas About 100 yards east of McCarthy Creek and along the road, about 1 mile north of the road to Cleghorn Bar, about 7 miles north-west of Pilot Pk. 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
  UC878871  Apocynum androsaemifolium Mrs. E. C. Sutliffe Aug. 1917 Plumas near Blairsden Blairsden Comment
  UC725844  Apocynum androsaemifolium A. A. Heller 1938-7-2 15240 Plumas along R.R. tracks 3 mi. e. Quincy 1097 Comment
  UC726453  Apocynum androsaemifolium A. A. Heller 1938-6-22 15180 Plumas along State Hwy. 36 1310 Comment
  CAS-BOT-BC397879  Aquilegia formosa A. A. Heller; P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CHSC61605  Aquilegia formosa Arthur G. Barrett 1915-7-8 Plumas Indian Creek, near Willow Creek. NE slope 1676 Comment
  UCR3603  Aquilegia formosa Wm. Horn Jr. 1963-6-19 630619- 8 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  RSA0126212  Arabis A. A. Heller, P. B. Kennedy 1907-7-11 8810 Plumas Prattville. Comment
  SD7784  Aralia californica R. M. Austin 187- Plumas American Valley. Comment
  CAS-BOT-BC171676  Aralia californica John Thomas Howell 1973-7-9 49704 Plumas Near Indian Falls, Indian Creek, Sierra Nevada 914 Comment
  SEINET10454398  Aralia californica Mary Susan Taylor 1981-7-26 Taylor 4118 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. Open serpentine cliff (with granite elements), n side of Caribou Rd. 3.5 mi NE of its jct with Hwy 70 near Beldon. 2700 ft. 823 Comment
  UC1185282  Arceuthobium douglasii H. E. Brown Aug 15 1897-Aug 31 1897 675 Plumas Lassen Buttes 1828 Comment
  SEINET2471365  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-9-22 2007 -62 Plumas S. end of Long Lake 2020 Comment
  CDA20455  Arctostaphylos mewukka B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of Cascade. 0 Comment
  CAS-BOT-BC38621  Arctostaphylos mewukka subsp. truei J. D. Jokerst 1985-7-23 2542 Plumas Edges of Highway 70 at the entrance to the Indian Jim Campground. Comment
  CAS-BOT-BC38623  Arctostaphylos mewukka subsp. truei M. S. Taylor 1982-6-20 4712 Plumas Along Hwy 70 just w of Injun Jim Campground entrance, ca. 4 air mi sw of Belden Comment
  UCR77905.2  Arctostaphylos mewukka subsp. truei J. T. Howell 1976-4-2 51570 Plumas Injun Jim Campground, N Fork Feather River 610 Comment
  CAS-BOT-BC40001  Arctostaphylos nevadensis John Thomas Howell 1960-7-20 35778 Plumas Between Boiling Springs Lake and Terminal Geyser. 1859 Comment
  SD71019  Arctostaphylos nevadensis John Thomas Howell 1959-9-23 Plumas Road to Chester, 3 mi. S of Lassen Park boundary 1830 Comment
  UC1075635  Arctostaphylos nevadensis Robert J. Weatherby 1950-8-11 1526 Plumas on side of mt. Lakes Basin area, Mt. Elwell 2194 Comment
  CAS-BOT-BC42108  Arctostaphylos patula John Thomas Howell 1960-7-20 35779 Plumas Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  OBI14574  Arctostaphylos patula Lewis S. Rose 1967-5-7 67068 Plumas South of Keddie; Butterfly Creek & Spanish Crk 884 Comment
  UC566007  Arctostaphylos patula E. Nourse 1934-9-4 29 Plumas E. Clermont Mountain Downieville Quadrangle 2133 Comment
  SEINET10449254  Arctostaphylos patula Mary Susan Taylor 1982-6-23 Taylor 4717 Plumas T23N R11E center sec 18. Blue Nose Mt quad. Both sides of 23N10-Peoria Cr Rd, 0.3 mi w of Peoria Cr, ca. 3 air mi sw of Sloat. 4600 ft. 1402 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-BC17391  Armoracia rusticana John Thomas Howell 1963-6-3 39386 Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC82216  Arnica chamissonis A. A. Heller; P. B. Kennedy 1907-7-5 8750 Plumas Red Clover Valley Comment
  CHSC66609  Arnica chamissonis Vernon H. Oswald; Lowell Ahart 1996-7-15 8033 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. 1371 Comment
  CAS-BOT-BC494128  Arnica chamissonis W. Harnach; N. Harnach 2003-7-8 1152 Plumas Sierra Valley. Approx. 1.5 mi S of Hwy 70 on Co. Road A-24. 1484 Comment
  RSA123410  Arnica chamissonis subsp. foliosa E. Sawyer 1935-7-2 272 Plumas 1 mile W of Chases 1677 Comment
  CHSC58019  Arnica cordifolia var. cordifolia Vernon H. Oswald; Lowell Ahart 1992-6-2 4967 Plumas Near the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) SW of Kelly Camp in Warner Valley, between the small, mapped pond and the boundary of Lassen Volcanic National Park. 1731 Comment
  CHSC108714  Arnica dealbata B. Castro; L. P. Janeway 2003-9-7 1455 Plumas High Cascade Range. Caribou Wilderness Area, ca 0.6 mi NW of Hay Meadow and 0.4 mi NW of Indian Meadow, along E side of trail off S end of large unnamed wet meadow. Large plts scattered in one patch between trail and creek feeding Indian Meadow. 2017 Comment
  RSA718391  Arnica dealbata L. Ahart 2006-7-3 12906 Plumas About 0.25 mile N of Lumpkin Ridge road, on Lumpkin Ridge, 4 miles (air) NE of Camp 18 1528 Comment
  CHSC64065  Arnica discoidea B. Castro; R. A. Schlising 1987-7-21 175 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42. 1539 Comment
  JEPS115227  Arnica discoidea Lowell Ahart, John Dittes 2009-7-15 16093 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  CAS-BOT-BC82508  Arnica discoidea John Thomas Howell 1951-6-28 27717 Plumas Eureka Peak 2255 Comment
  SBBG128289  Arnica discoidea L. Ahart, J. Dittes 2009-7-15 16093 Plumas under the power line, on the S side of Forest Service Rd 26N22, ca. 2.3 mi SE of Butt Valley Reservoir Dam 1517 Comment
  UC1119301  Arnica lanceolata subsp. prima Beryl O. Schreiber 1938-7-10 2531 Plumas 1/4 mi s U. C. Forestry Camp; Bidwell Bar Quad., Meadow Valey 1097 Comment
  CAS-BOT-BC85019  Artemisia arbuscula subsp. arbuscula L. P. Janeway 1992-9-10 4308 Plumas Higher sagebrush flats on south side of Middle Fork Feather River 1.75 mi west of Beckwourth. Portola quad 1487 Comment
  CAS-BOT-BC90123  Artemisia biennis M. S. Taylor 1982-8-27 5071 Plumas Ramelli Ranch, where Feather River [corsses] crosses RR tracks, ca. 1.5 mi sw of Beckwourth. Portola quad. 1487 Comment
  SJSU12189  Artemisia cana subsp. bolanderi N. A. Hopkins 1983-10-13 1183 Plumas c. 4 mi SSE of Beckwourth by Marble Hot Springs Road at its crossing of Section 18, Sierra Valley 1463 Comment
  CAS-BOT-BC90406  Artemisia douglasiana John Thomas Howell 1959-9-21 34772 Plumas N. Fk. Feather River near Belden 701 Comment
  UCD147797  Artemisia douglasiana Allyson Ayalon; Lucie Jerabkova 2012-8-1 150 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC97249  Artemisia ludoviciana Greg Sommers 1976-7-26 194 Plumas On bank along side of Dyson Lane 20 meters west of the metal bridge, Sierra Valley Marsh 1524 Comment
  CHSC53686  Artemisia tridentata subsp. tridentata L. P. Janeway 1989-7-13 3488 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 1/4 mi SW of Beckwourth-Genesee Rd (rd 111) 11.3 mi from Beckwourth. 1699 Comment
  SEINET252472  Artemisia tridentata subsp. wyomingensis L. M. Shultz, Heather Garrison 2006-8-3 20319 Plumas Between Quicy and Reno, ca. 2 miles west of Vinton on south-facing slope. 1513 Comment
  CAS-BOT-BC110541  Asarum John Thomas Howell 1977-6-21 52380 Plumas Sierra Nevada. Seneca. 1097 Comment
  HSC75919  Asarum lemmonii Larry E. DeBuhr, G. Wallace 1972-5-21 587 Plumas Plumas National Forest, Butterfly Valley, 1 mi. SW of Keddie along F.S. Rd. 25N12 at junction with Blackhawk Creek Comment
  JEPS640 Image available Asarum lemmonii J. G. Lemmon Plumas Indian Valley Comment
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Feb 4 2011
  UCD137865  Asarum lemmonii Lewis S. Rose 1968-6-11 68109 Plumas Butterfly Valley, 4 mi. s. of Keddie. 1036 Comment
  SEINET3158544  Asclepias fascicularis E. K. Balls 1950-9-14 sn Plumas Indian Creek, 1.5 mi. northeast of junction with Hwy 24 along Hwy 89 914 Comment
  CAS-BOT-BC69586  Aspidotis densa John Thomas Howell 1975-6-16 51144 Plumas 2 mi. nw. of Spring Garden. 1173 Comment
  CHSC33889  Aspidotis densa M. S. Taylor 1981-5-8 3651 Plumas At jcts of rds 26N18, 26N92 and 27N92, ca. 0.5 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. S07 NW1/4 of NE1/4. 1615 Comment
  CHSC63440  Aspidotis densa Lowell Ahart 1994-7-28 7538 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  SD9714  Aspidotis densa J. G. Lemmon 1875-1 Plumas Sierra Valley Comment
  UC1874977  Aspidotis densa Ruth Kirkpatrick 2001-7-21 1075 Plumas Feather River Canyon, along Hwy 70, 4.3 mi upstream from E branch of North Fork of Feather River 731 Comment
  CAS-BOT-BC97470  Aster M. S. Taylor 1981-8-19 4223 Plumas Blue Nose Mt. quad. Along creek, 0.1 mi w of Peoria Creek, ca. 2.5 mi w of Sloat 1341 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
  SEINET10971206  Aster chilensis var. medius Mary Susan Taylor 1982-8-27 Taylor 5049 Plumas T23N R16E se/nw sec 34. Chilcoot SW quad. SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. Roadside weedy area; 4900 ft. 1493 Comment
  CDA42089  Aster elatus G. F. Hrusa, J. Dinsdale 1989-6-27 7218 Plumas Sierra Nevada; Butterfly Botanical Area, Butterfly Valley approx. 10 miles NW of Quincy. Plumas National Forest. Comment
  RSA121800  Aster occidentalis G. T. Nordstrom 1934-7-16 223 Plumas 1.25 miles southwest of Bucks Ranch 1616 Comment
  SEINET11841726  Aster occidentalis var. intermedius W. Knight, Knight, I. 1983-1 4918 Plumas Warner Creek Campground, on road between Chester & Drakesbad 1539 Comment
  RSA715590  Aster oregonensis L. P. Janeway 1994-8-20 4739 Plumas Northern High Sierra Nevada. About 0.5 miles northeast of Mt. Ararat; along Road 23N19 2.5 miles south of Road 23N60. 1730 Comment
  CHSC60068  Aster radulinus B. Castro; J. Jurewicz 1992-10-15 460 Plumas Ca 1.5 road mi NW of Grizzly Summit on NW side of USFS Rd 23N73Y, along old skid trail ca 60 ft above tributary to Foreman Ck. 1676 Comment
  CAS-BOT-BC478071  Asteraceae Charles Piper Smith 1921-7-19 3449 Plumas Taylorsville, Mt. Hough trail Comment
  CAS-BOT-BC205713  Astragalus pulsiferae James R. Shevock 1985-5-19 11161 Plumas Northern Sierra Nevada. Plumas National Forest, 5.1 miles north of Chilcoot on road to Frenchman Reservoir 1700 Comment
  RSA795985  Astragalus pulsiferae James R. Shevock 1985-5-19 11161 Plumas Plumas National Forest, 5.1 miles north of Chilcoot on road to Frenchman Reservoir. 1700 Comment
  CAS-BOT-BC192949  Astragalus purshii var. purshii John Thomas Howell 1962-6-19 37846 Plumas The Buttes, n. Sierra Valley 1493 Comment
  SBBG25923  Astragalus purshii var. tinctus C. B. Hardham 1961-6-16 7445 Plumas Diamond Peak [Diamond Mountain] 2255 Comment
  UC1042341  Astragalus purshii var. tinctus Lewis S. Rose 1954-5-30 54075 A Plumas Beckwourth Beckwourth (desert slopes) 1524 Comment
  SEINET10452239  Astragalus webberi Mary Susan Taylor 1981-5-8 Taylor 3661 Plumas T26N R9E sw sec 25. Greenville quad. N side of Hwy 89, ca. 1/4 mi S of turnoff to Taylorsville, ca. 1 mi S of Crescent Mills. 3600 ft. 1097 Comment
  UC1730237  Astragalus whitneyi var. whitneyi L. P. Janeway 1998-6-24 5670 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  CHSC88661  Asyneuma prenanthoides Linnea Hanson 1981-7-15 148 Plumas Plumas National Forest. 1524 Comment
  JEPS117726  Athyrium filix-femina var. cyclosorum Lowell Ahart 2010-10-21 17311 Plumas On the south side of a small wash, about 100 yards north of Fowler Lake, along the trail (poor road), about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) 1662 Comment
  SD9772  Athyrium filix-femina var. cyclosorum Daniel Cleveland Jul 1882 Plumas Big Meadows Comment
  SD9782  Athyrium filix-femina var. cyclosorum Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
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Jun 22 2011
  CAS-BOT-BC494110  Atriplex truncata W. Harnach; N. Harnach 2000-8-23 1000 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  CHSC283  Balsamorhiza deltoidea V. Holt 1937-5-14 Plumas Twain. 914 Comment
  CAS-BOT-BC106458  Balsamorhiza hookeri John Thomas Howell 1962-6-18 37788 Plumas Sierra Valley near Beckwourth - Sierra Nevada 1487 Comment
  CHSC55659  Balsamorhiza sagittata K. R. Stern 1985-6-25 8318 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC100099  Balsamorhiza sagittata E. K. Balls; L. W. Lenz 1955-5-14 20716 Plumas 5.4 mi. ne. from Greenville along Hwy. 89 to Lake Almanor 1158 Comment
  CAS-BOT-BC100100  Balsamorhiza sagittata A. A. Heller 1940-5-22 15670 Plumas In the forest along State Highway #89, 2 miles from the junction with State Highway #36, north of Almanor Comment
  JEPS113556  Barbarea orthoceras Lowell Ahart, John Dittes 2007-6-17 14174 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CAS-BOT-BC145809  Beckmannia syzigachne David D. Keck 1932-7-3 1688 Plumas Northern Sierra Nevada. Quincy. 1065 Comment
  UC575654  Beckmannia syzigachne David D. Keck Jul 3 1932-Jul 5 1932 1688 Plumas Quincy Northern Sierra Nevada 1065 Comment
  UCD56785  Beckmannia syzigachne Collector Unknown 1874-6-1 481 Plumas Sierra Valley. 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
  CHSC67625  Berula erecta James D. Jokerst 1985-7-23 2536 Plumas NW bank of Indian Creek ca. 2 mi SW of Crescent Mills. 1066 Comment
  CDA12087  Blepharipappus scaber G. F. Hrusa, G. L. Webster 1989-5-1 7022 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  SEINET7379381 Image available Blepharipappus scaber W. Harnach, N. Harnach 1989-5-27 118 Plumas Sierra Valley. Turnoff of Marble Lane and Co. Rd. A-23 1490 Comment
  SJSU14473  Blepharipappus scaber N. A. Hopkins 1990-8-29 1635 Plumas Marble Hot Springs Road 1493 Comment
  CAS-BOT-BC128019  Blepharipappus scaber L. P. Janeway 1993-9-23 4601 Plumas Northwest corner of Sierra Valley; ca 3.7 mi east of Portola, ca 1.2 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River 1498 Comment
  CAS-BOT-BC17219  Boechera G. L. Smith 1959-6-20 1263 Plumas Gold Lake to Feather River highway at Plumas-Sierra County line. 1828 Comment
  CAS-BOT-BC16131  Boechera constancei M. S. Taylor 1981-8-25 4237 Plumas Red Hill Lookout, ca. 3 air miles northeast of Belden. 1920 Comment
  CAS-BOT-BC16133  Boechera constancei M. S. Taylor 1982-5-18 4478 Plumas South side of 27N92, ca. 2 air miles southeast of Canyon Dam. 1584 Comment
  CAS-BOT-BC16179  Boechera davidsonii Robert J. Weatherby 1955-6-26 7200 Plumas Lakes Basin Area. Cliff above Mud Lake. 2194 Comment
  SEINET3166402  Boechera pauciflora P. J. Alexander 2009-5-25 1040 -A Plumas East slope of the northern Sierra Nevada, S side of Frenchman Reservoir, 0.25 miles ENE of the center of the dam, 7.1 miles NNW of Chilcoot, Plumas National Forest. 1768 Comment
  UCD114129  Boechera pauciflora Robert E. Preston 1985-4-4 513 Plumas Chips Creek, at confluence with North Fork Feather River, w side of Hwy 70. 670 Comment
  CHSC43442  Boechera platysperma Lowell Ahart 1974-8-3 588 Plumas Near Mount Etna, about 5 miles east of the Bunker Hill Mine, about 14 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC14664  Boechera rectissima A. A. Heller; P. B. Kennedy 1907-7-11 8809 Plumas Prattville. Comment
  CHSC64077  Boechera rectissima B. Castro; R. A. Schlising 1987-7-21 168 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42 on hillside below roads. 1539 Comment
  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
  CHSC41413  Boechera retrofracta Lowell Ahart 1986-7-25 5370 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak. 1828 Comment
  CHSC570  Boechera retrofracta G. Spurlock 1935-6-1 Plumas East of Sierras. Comment
  CAS-BOT-BC25578  Boechera retrofracta Anna Head 1921-7-3 s.n. Plumas Feather River Canyon. Lake Center Camp. Comment
  CAS-BOT-BC25726  Boechera sparsiflora Anna Head 1920-6-6 s.n. Plumas Feather River Region. Camp Rodgers. 701 Comment
  CAS-BOT-BC25909  Boechera suffrutescens John Thomas Howell; Gordon H. True 1973-7-31 50117 Plumas Sierra Nevada. Diamond Range. Summit ridge of Thompson Peak. 2194 Comment
  RSA715667  Boisduvalia densiflora var. densiflora L. Ahart, Josephine Guardino 2005-8-9 12260 Plumas Between Lights Creek and Fant Creek, W of Forest Road 27N09 about 6 miles (air) NW of the Boulder Creek Work Center at Antelope Lake. 1636 Comment
  NY144277  Botrychium californicum R. M. Austin 1897-7-2 s.n. Plumas Sierra Nevada mts., Quincy Comment
  CHSC110869  Botrychium montanum Tim Hanson; Emily Meigs Doe 2013-7-31 3 Plumas North High Sierra Nevada. On the Southeast side of Silvertip Road (22N60) approximately .9 km north of its intersection with Road 22N68. 1637 Comment
  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
  CHSC82538  Botrychium simplex var. compositum Lowell Ahart; John Dittes 2002-6-17 9728 Plumas In meadow, about 150 yards south of the road, about 3/4 mile (air) 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
  CHSC82556  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9866 A Plumas In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest 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. 1701 Comment
  UC1127176  Boykinia major G. T. Nordstrom 1934-7-2 173 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. Comment
  UCD102596  Boykinia major Jim McHenry 1992-6-1 s.n. Plumas location unknown. 1615 Comment
  CAS-BOT-BC478972  Brodiaea californica subsp. californica A. A. Heller; B. B. Kennedy 1907-7-11 8796 Plumas Pratville Comment
  UCR123514  Brodiaea coronaria subsp. coronaria George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6859 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  SEINET8338124  Bromus carinatus John Thomas Howell 1960-7-23 35932 Plumas Drakesbad. Comment
  CAS-BOT-BC149320  Bromus carinatus var. carinatus John Thomas Howell 1959-9-21 34829 Plumas Sierra Nevada. Greenville. 1088 Comment
  CAS-BOT-BC149323  Bromus carinatus var. carinatus John Thomas Howell 1959-9-24 34904 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  JEPS117434  Bromus carinatus var. carinatus Lowell Ahart 2010-9-9 17146 Plumas Along the south side of Quincy La Porte Road, about 30 yards southwest of where the road crosses Onion Valley Creek, Onion Valley, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  CAS-BOT-BC148712  Bromus carinatus var. marginatus Clare B. Hardham 1970-8-9 17716 T Plumas Road to Thompson Peak Lookout. 2133 Comment
  UCD59197  Bromus carinatus var. marginatus L. S. Smith 1916-7-21 716 Plumas Sierras. Sardin Lookout Station. 2286 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
  CAS-BOT-BC155975  Bromus commutatus John Thomas Howell; Gordon H. True 1967-7-11 43302 Plumas Sierra Nevada. 2.5 miles from Quincy junction on road to Mount Hough. 1249 Comment
  UCD58435  Bromus commutatus Lewis S. Rose 1968-6-10 68087 Plumas Quincy. 1036 Comment
  CAS-BOT-BC155311  Bromus inermis Mary S. Clemens 1920-6-14 3 Plumas Greenville. Comment
  CDA14045  Bromus inermis subsp. inermis G. F. Hrusa, T. D. Wilfred 1996-8-1 13417 Plumas Sierra Nevada; Forested, S-facing slopes, logged in past, ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Large rhizomatous colony on old log landing. Light shade to full sun. Culms to 4 ft. Comment
  CHSC24278  Bromus orcuttianus K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  JEPS114819  Bromus orcuttianus Lowell Ahart 2008-8-14 15212 Plumas 300 yards northeast of the metal gate, east side for 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
  SEINET13710646  Bromus orcuttianus Lowell William Ahart, Lowell William Ahart 2001-1 8998 Plumas Edge of Rd. 1/2 Mi. N of Humboldt Summit (T27N, R5E, sec 32, NW 1/4) 6000 Ft. 1829 Comment
  CHSC112087  Bromus suksdorfii L. P. Janeway 2014-7-15 11524 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CAS-BOT-BC185648  Bromus tectorum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2084 Plumas Butterfly Botanical Area and Vicinity. Area near spring. 1127 Comment
  CHSC55636  Bromus tectorum K. R. Stern 1985-6-25 8294 Plumas Vicinity of Blairsden. 1402 Comment
  RSA59857  Bromus tectorum E. K. Balls 1950-9-14 15811 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 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
  CAS-BOT-BC185349  Calamagrostis canadensis Dr. Hildebrand 1863-1-1 s.n. Plumas Sierra. Comment
  CHSC65876  Calamagrostis canadensis L. P. Janeway 1995-10-11 4941 Plumas Lakes Basin. 0.3 mi north-northeast of Lakes Basin Campground on east side of Gold Lake Hwy opposite the entrance to the campground. Meadow drainage. 1923 Comment
  CHSC116364  Calamagrostis canadensis Sara M. Taylor; Scott Batiuk 2012-8-1 62 Plumas Plumas National Forest. Jacks Meadow. From Quincy head west on Bucks Lake Rd, right onto Silver Lake Rd (24N29X). Go until 1 km south of Silver Lake, on left is drainage (Jack's Creek). Park and hike along drainage for ~700 m. UTM zone 10, 4423691 N, 659621 E. 1676 Comment
  CHSC112375  Calamagrostis canadensis var. canadensis L. P. Janeway 2014-7-15 11543 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CHSC69486  Calamagrostis koelerioides James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2550 Plumas Hwy. 70, Serpentine Canyon 1.6 mi SW of its junction with Rich Gulch Rd. Comment
  NY16879  Calocedrus decurrens R. M. Austin 05 1877 s.n. Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CHSC91744  Calochortus coeruleus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3274 Plumas Sierra Nevada. 1.3 miles below Mt. Hough summit, returning to junction with China Grade. 2042 Comment
  CAS-BOT-BC487767  Calochortus coeruleus H. C. Cantelow 1939-5-20 3962 Plumas 5 1/2 miles west of Quincy near Rock Creek Comment
  JEPS61639  Calochortus coeruleus John W. Duffield 1937-5-26 Plumas road to Quincy Comment
  UC625475  Calochortus coeruleus Frank W. Gould 1938-6-26 456 Plumas 3 mi n Greenville 1127 Comment
  CHSC64481  Calochortus leichtlinii B. Castro; G. Kuenster 1994-6-30 521 Plumas Ca. 0.1 mi SE of Grizzly Mtn (=Red Mtn on some maps), in grassy areas within serpentine outcrop on N side of USFS Rd 23N69. 1911 Comment
  CAS-BOT-BC491839  Calochortus leichtlinii Margaret Williams; Emily McPhersen 1974-8-5 74 -P-8 Plumas Above Silver Lake, Trail to Mt. Elwell, Lakes Basin 2133 Comment
  RSA122279  Calochortus leichtlinii E. Sawyer 1935-6-4 70 Plumas 3.25 miles southeast of Beckwith Butte 1585 Comment
  UCSB16089  Calochortus leichtlinii Breedlove, Dennis 1962-6-13 Plumas Along State Highway 89, 2 miles south of Graeagle, Sierra Nevada 1402 Comment
  SBBG30573  Calochortus nudus D. Myrick 1968-6-18 1942 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  CHSC82494  Calyptridium monospermum Lowell Ahart 2002-6-26 9777 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  CHSC82479  Calyptridium umbellatum Lowell Ahart 2002-6-26 9778 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
  UC1136660  Calyptridium umbellatum E. Sawyer 1935-5-22 20 Plumas 3/4 mi sw of Beckwith Butte 1493 Comment
  CDA9319  Calystegia occidentalis subsp. fulcrata D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .273 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  CAS-BOT-BC496987  Camassia leichtlinii subsp. suksdorfii Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1575 Plumas Fern Glen 1112 Comment
  CAS-BOT-BC497559  Camassia quamash subsp. breviflora John Thomas Howell 1960-7-23 35957 Plumas Plants of Lassen Volcanic National Park, near Soda Springs, Drakesbad 1828 Comment
  CAS-BOT-BC497567  Camassia quamash subsp. breviflora Fred Sommers 1976-6-11 130 Plumas Sierra Valley 1487 Comment
  UCD138369  Camassia quamash subsp. breviflora Leslie Goldberg 1992-5-17 8 Plumas Portola, field along Grizzly Road. 1828 Comment
  CAS-BOT-BC160892  Camissonia tanacetifolia subsp. tanacetifolia Mrs. H. C. Cantelow 1951-7-29 18 Plumas Hwy. 24 between Portola and Beckwourth Comment
  JEPS11744  Campanula prenanthoides Tom Harris, E. Fritz July 1926 Plumas Meadow Valley 1158 Comment
  RSA184942  Campanula prenanthoides L. S. Rose 1966-7-26 66049 Plumas Butterfly valley- 3 mi w. of Keddie. 1067 Comment
  SEINET10462864  Campanula prenanthoides Joseph Clemens 1920-8-11 Clemens s.n. Plumas GREENVILLE Comment
  CAS-BOT-BC37130  Capsella bursa-pastoris Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas Near Meadow Valley Creek Ford. Comment
  SEINET10480717  Cardamine Mary Susan Taylor 1981-7-6 Taylor 3968 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  CAS-BOT-BC37225  Cardamine bellidifolia Wayne D. Dakan 1969-6-20 s.n. Plumas Sierra Nevada. Taylor Lake. Comment
  RSA101463  Cardamine breweri R. Weatherby 1955-7-2 1575 Plumas Creek below Bear Ridge. Near Taylor Lake. 1982 Comment
  CAS-BOT-BC37824  Cardamine nuttallii Robert J. Weatherby 1950-5-31 1435 Plumas Lake Almanar. 1417 Comment
  CAS-BOT-BC37825  Cardamine nuttallii Mary Strong Clemens 1920-4-3 s.n. Plumas Greenville. Comment
  CAS-BOT-BC18363  Carex John Thomas Howell; Gordon H. True 1969-6-23 45829 Plumas Sierra Nevada. On Middle Fork of Feather River at Nelson Point. 1249 Comment
  UCD108024  Carex Tim Kuhn 2006-7-9 68 Plumas Southwest of Lake Davis. Comment
  CAS-BOT-BC18354  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54339 Plumas Sierra Nevada. 2.8 miles north-northeast of Englemine on Diamond Mountain Road. 1341 Comment
  CAS-BOT-BC18355  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54340 Plumas Sierra Nevada. 2.8 miles north-northeast of Englemine on Diamond Mountain Road. 1341 Comment
  CAS-BOT-BC18361  Carex John Thomas Howell 1951-6-26 27536 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  UC822483  Carex acutina A. A. Heller with P. B. Kennedy 1907-7-9 8784 Plumas Comment
  CAS-BOT-BC17842  Carex amplifolia John Thomas Howell 1926-7-31 2176 Plumas Near Prattville. 1463 Comment
  SEINET7273595 Image available Carex amplifolia C. Kimber 1961-8-11 286 Plumas Snake Lake Road, 2.5 mi from turn off Hwy 89 at Elizabethtown; Qunicy Quadrangle Comment
  CHSC109725  Carex angustata B. Castro 2005-10-20 1526 Plumas High Sierra Nevada. Lake Davis/Grizzly Dam, ca 5 air mi N of Portola. On NNE-facing slope overlooking Big Grizzly Creek, ca 1000 ft downstream (SE) of dam and E of the main Lake Davis Rd (USFS Rd 24N07). 1719 Comment
  CHSC47002  Carex angustata L. P. Janeway 1989-8-4 3554 Plumas Plumas National Forest. East side of Eureka Ridge near headwater springs of Bear Cr. 1889 Comment
  CHSC84209  Carex angustata Lowell Ahart 2003-7-18 10431 Plumas In a drainage, 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. 1730 Comment
  JEPS107598  Carex angustata Lowell Ahart, Josephine Guardino 2005-8-10 12316 Plumas In small wet meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  RSA201332  Carex angustata J. T. Howell 1960-7-23 35943 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  CHSC116393  Carex angustata Sara M. Taylor; Scott Batiuk 2012-9-12 73 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, 4424057N, 655718E. 1987 Comment
  CAS-BOT-BC19742  Carex athrostachya W. R. Dudley 1909-8-27 s.n. Plumas Sierra Valley. Dry Creek bed near East Hot Springs. Comment
  CHSC53561  Carex athrostachya L. P. Janeway 1989-7-11 3475 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.3 mi SW of Beckwourth-Genesee Rd (rd 111) 11.5 mi from Beckwourth. 1691 Comment
  CHSC58522  Carex athrostachya Vernon H. Oswald; Lowell Ahart 1992-7-9 5098 Plumas Lassen Volcanic National Park. A series of three ponds and vernally wet depressions bordering the SW side of the road into Juniper Lake, on the border of Lassen and Plumas counties. 2078 Comment
  CHSC81166  Carex athrostachya Lowell Ahart 2001-8-28 9194 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC92298  Carex athrostachya Lowell Ahart; Josephine Guardino 2005-8-9 12254 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
  SEINET4292089 Image available Carex athrostachya L. Ahart, Dittes, J 2005-1 12397 Plumas Red Fir Forest. Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. Comment
  UC1100432  Carex athrostachya Malcolm A. Nobs, S. Galen Smith 1949-8-18 1381 Plumas just S of Chester (Lake Almanor, N end, Last Chance Marshes) Comment
  RSA32327  Carex athrostachya C. R. Quick 1945-7-20 45 -66 Plumas Deane s Valley, SE of Meadow Valley. Comment
  CHSC56884  Carex aurea L. P. Janeway; Garrett Gibson 1991-8-2 4100 Plumas Plumas National Forest. Meadow stringer along Humbug Creek; southeast flank of Smith Peak. 1828 Comment
  CHSC94099  Carex aurea Lowell Ahart 2006-7-9 12915 Plumas Small bog or wet meadow, below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir. 1648 Comment
  CAS-BOT-BC19083  Carex aurea George Wilson Gillett; Hans Leschke 1957-7-13 753 A Plumas Lassen Volcanic National Park. Drakesbad Valley. Across from Devils Kitchen. 1859 Comment
  CDA13565  Carex bolanderi G. F. Hrusa, T. D. Wilfred 1996-7-22 13393 Plumas Sierra Nevada; PLUMAS NATIONAL FOREST: Clumping perennial in deep shade in moist bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC102599  Carex bolanderi L. P. Janeway; B. Castro 2009-7-18 9864 Plumas Northern High Sierra Nevada. Lower end of Rock Island Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road. 1526 Comment
  CHSC65853  Carex bolanderi L. P. Janeway 1995-8-30 4904 Plumas Along West Branch Humbug Creek 2.3 mi south of Smith Peak. 1630 Comment
  JEPS102674  Carex bolanderi Lowell Ahart 2001-7-19 8947 Plumas On the sides of Hopkins Creek, about 100 yards NW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  JEPS113811  Carex bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14457 Plumas About 10 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-BC19633  Carex brainerdii John Thomas Howell 1951-6-28 27726 Plumas Eureka Lake. 1889 Comment
  CHSC52352  Carex brainerdii Wayne Dakan 1981-5-31 Plumas Black Hawk Creek. Comment
  JEPS106135  Carex brainerdii Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11005 Plumas On the east side of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  RSA754531  Carex brainerdii L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15861 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  CAS-BOT-BC19631  Carex brainerdii Hans Leschke 1957-7-13 758 Plumas Lassen Volcanic National Park. Below Sifford Lakes at head of Drakesbad Valley. 2057 Comment
  CAS-BOT-BC110186  Carex buxbaumii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1430 Plumas Butterfly Botanical Area and Vicinity. At southwest end of Pond reservoir. 1097 Comment
  SEINET7556168 Image available Carex cusickii L. P. Janeway 2003-7-19 7905 Plumas Mt. Harkness 7.5' Quad. High Cascade Range. 1656 Comment
  CAS-BOT-BC20082  Carex echinata John Thomas Howell 1962-6-17 37656 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CAS-BOT-BC20090  Carex echinata Lewis S. Rose 1963-6-3 63101 Plumas Butterfly Valley. 2 miles SW of Keddie. 1097 Comment
  JEPS103543  Carex echinata subsp. echinata Lowell Ahart 2002-7-6 9853 Plumas In a small meadow, ca 100 yards N of the gravel road, near a small branch of Coldwater Creek, ca 3/4 mile SW of Grizzly Mountain, ca 2 miles (air) SW of Haskins Valley and Bucks Lake. 1844 Comment
  CAS-BOT-BC20118  Carex feta Thomas H. Kearney 1944-8-14 23 Plumas Near Prattville.Lake Almanor. Comment
  UCR115312  Carex feta G. D. Barbe, T. C. Fuller 1982-6-14 3689 Plumas W end of Quincy, Hwy 70 & Lawrence St. at the Chevron station. 1037 Comment
  UCD140308  Carex feta L. P. Janeway 1997-5-29 5135 Plumas East Branch North Fork Feather River about 0.5 mile west of Soda Creek and 0.1 mile north of Hwy 70 along Road 25N21. Comment
  SEINET13352673  Carex filifolia var. erostrata W. Harnach 2004-5-15 1187 Plumas Sierra Valley, 1.75 miles south of Hwy 70 on Co. Rd. A-24 at the corrals 1486 Comment
  UC1133356  Carex filifolia var. erostrata E. Sawyer 1935-6-22 21 Plumas 3/4 mi sw Beckwith City; Sierraville Quadrangle Comment
  UCD140340  Carex filifolia var. erostrata R. Tofsrud 1949-6-1 s.n. Plumas Humphry Ranch on road from Beckworth to Milford. Comment
  CAS-BOT-BC22343  Carex filifolia var. filifolia Lloyd W. Swift 1931-6-1 48 Plumas Plumas Forest. Murdock Crossing. 1676 Comment
  CHSC52544  Carex fracta L. P. Janeway 1989-7-12 3483 Plumas Plumas National Forest. Along Jackson Cr; rd 23N11 2.3 mi from Hwy 70/89 then 2.2 mi on rd 23N48 into Jackson Cr. 1783 Comment
  JEPS101244  Carex fracta Dean W. Taylor 2000-8-8 17557 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  JEPS105623  Carex fracta L. P. Janeway 2003-7-19 7909 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake 1853 Comment
  JEPS110258  Carex fracta Lowell Ahart 2006-7-3 12902 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, about 1/4 mile north of Lumpkin Ridge Road, near the southwest edge of a dry open basalt flat with scattered trees 1527 Comment
  SEINET7559363 Image available Carex fracta L. P. Janeway 2003-7-19 7909 Plumas Reading Peak 7.5' quad. High Cascade Range. At the end-of-the-roead trailhead parking for trail to Little Willow Lake, 200 m southeast of Little Willow Lake. 1853 Comment
  SEINET13355976  Carex geyeri D. W. Taylor 2008-6-18 20224 Plumas Sierra Nevada, South Fork Rock Creek, along Forest Road 24N28, 0.2 road miles S junction with Forest Road 23N16X (watershed North Fork Feather River). 1609 Comment
  UC1730264  Carex gigas James D. Jokerst, R. A. Schlising, and L. Ahart 1985-8-12 2551 Plumas Serpentine Canyon, Hwy 70, 1.6 mi SW of jct with Rich Gulch Road Comment
  SD130383  Carex hassei John Thomas Howell 1962-6-16 37641 Plumas Sierra Nevada, Feather River North Fork on road to Caribou 730 Comment
  UCD140424  Carex heteroneura G. F. Hrusa; T. D. Wilfred 1996-8-1 13452 Plumas Brady's Camp. Pine Creek Valley, ca. 1/2 mile NE Argentine Rock. Comment
  CAS-BOT-BC28081  Carex hoodii Lewis S. Rose 1954-5-30 54065 Plumas Johnsville 1600 Comment
  CHSC92299  Carex hoodii Lowell Ahart; Josephine Guardino 2005-8-10 12317 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CHSC100312  Carex infirminervia Lowell Ahart 2008-7-16 15082 Plumas Forest floor, in a small seep, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  POM81298  Carex interior Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CHSC116185  Carex jonesii Lowell Ahart 2015-7-4 20276 Plumas About 110 yards outh of the paved road to Tamarack Flat, about 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1-1/2 miles (air) northwet of Little Grass Valley Reservoir dam. 1712 Comment
  SEINET11160329 Image available Carex jonesii Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10538 Plumas ca. 14 mi WSW of village of Almanor, along tributary of Butt Creek, W of Humboldt road (county route 308) 1747 Comment
  CAS-BOT-BC31152  Carex lemmonii John Thomas Howell 1959-9-23 s.n. Plumas Meadow 3 mi from Juniper Lake on road to Chester. 1889 Comment
  CHSC53525  Carex lemmonii L. P. Janeway 1989-7-13 3491 Plumas Plumas National Forest. Along a northerly branch of Consignee Creek and rd 23N49 4.3 mi SE of Jackson Creek campground. 1737 Comment
  JEPS110425  Carex lemmonii Lowell Ahart 2006-7-9 12914 Plumas Small bog or wet meadow, below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir 1648 Comment
  RSA60122  Carex lenticularis var. impressa E. K. Balls 1950-9-2 15646 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  CHSC97616  Carex lenticularis var. lipocarpa Lowell Ahart; John Dittes 2007-6-17 14198 Plumas On wet soil, along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CAS-BOT-BC31520  Carex limosa V. Oswald; Lowell Ahart 1988-8-4 3678 Plumas Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic Natl Park 1676 Comment
  POM81318  Carex limosa Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1372 Comment
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  CHSC98576  Carex luzulina L. P. Janeway 2007-6-3 9029 Plumas Northern High Sierra Nevada. South-facing slope near top of eastern end of Red Mountain, near Road 23N69 1.1 km northwest of Road 18. Rocky serpentine/gabbroic soil. 1890 Comment
  CAS-BOT-BC31642  Carex luzulina var. ablata John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-6-12 2097 Plumas At spring, Butterfly Botanical Area. 1127 Comment
  CAS-BOT-BC32030  Carex multicaulis Brink; Mayer 1975-6-1 s.n. Plumas bucks Lake area. Comment
  CAS-BOT-BC32072  Carex multicaulis John Thomas Howell 1961-6-21 36641 Plumas Greenville 1097 Comment
  CHSC109558  Carex multicostata L. P. Janeway 2012-8-1 11040 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; east side of Gibson-Johnsville Road about 0.5 km north of its bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. 1729 Comment
  CHSC76328  Carex multicostata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13239 Plumas Northern California. Sierra Nevada. Plumas National Forest. Below headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2100 Comment
  CHSC85995  Carex multicostata L. P. Janeway 2003-7-19 7910 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake. 1853 Comment
  CHSC115916  Carex nebrascensis Kendra G. Sikes; Scott Batiuk, Sara Taylor 2012-7-17 402 Plumas Plumas National Forest. Aster Fen, Bucks Lake Wilderness, north and west of Granite Gap from Silver Lake trailhead. UTM zone 10, 4423906 N, 657187E. 2030 Comment
  SEINET10905663  Carex nebrascensis Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4658 Plumas T27N R12E sw/nw sec 12. Antelope Lake quad. In wet Montane Mdw, Pioneer Mdw, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 5040 ft. 1536 Comment
  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
  CHSC77172  Carex pachystachya G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3153 Plumas Long Valley, 0.4 mi S of jct, Dixie Canyon -- Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  SEINET8989742 Image available Carex pachystachya L. Janeway, Naczi, R 2004-1 8187 Plumas High Cascade Range. Large willow meadow along a western tributary of Butt Creek, 2.4 air km north of Humboldt Summit Humbolt Peak 7.5' quad. Comment
  UC1778648  Carex pachystachya G. Douglas Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3112 Plumas 0.25 mile W of Round Valley Reservoir Dam, moist meadow at NW shore of the reservoir. 1371 Comment
  CAS-BOT-BC119182  Carex pachystachya Hans Leschke 1954-7-3 s.n. Plumas Northern border of swamp North of Willow Lake. 1661 Comment
  CAS-BOT-BC119008  Carex pellita John Thomas Howell 1959-9-23 s.n. Plumas Meadow 3 mi from Juniper Lake on road to Chester. 1889 Comment
  CHSC101957  Carex petasata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16207 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  CAS-BOT-BC118480  Carex praegracilis M. S. Taylor 1982-6-14 4657 Plumas Antelope Lake quad. Ca. 12 mi. NE of Taylorsville. 1536 Comment
  SEINET10466834  Carex praegracilis Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4657 Plumas T27N R12E sw/nw sec 12. Antelope Lake quad. In wet Montane Mdw, Pioneer Mdw, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 5040 ft. 1536 Comment
  CAS-BOT-BC118813  Carex preslii James D. Jokerst; Robert A. Schlising 1981-8-1 1453 B Plumas Just N of Butte Co line, S of saddle between Humboldt Peak and Eagle rock, Comment
  JEPS95369  Carex rossii Lowell Ahart 1994-7-7 7470 Plumas SW side of Pacific Crest Trail, S of a poor dirt road, E of the weather station, 1/2 air mile W of Pilot Peak, about 3/4 mi E of Quincy--La Porte Road 1981 Comment
  CAS-BOT-BC118136  Carex rossii John Thomas Howell; R. C. Barneby 1954-5-14 29556 Plumas 2 mi E of Blairsdan 1493 Comment
  HSC86853  Carex rossii L. P. Janeway, Gary Benson, Leigh Wingett 1985-8-20 1210 Plumas 1.5 mi. N of Middle Fork Feather River and 4.5 mi. S of Quincy, 9.9 mi. E of Deanes Valley on FS 24N28 & 23N17 1780 Comment
  CAS-BOT-BC117900  Carex scabriuscula L. P. Janeway 1993-7-15 4448 Plumas Along Bean Creek, 0.4 mi S of the saddle between Bean Creek (tributary of upper Spanish Creek) 1524 Comment
  CHSC81927  Carex scabriuscula Samantha Hillaire 2001-10-29 299 A Plumas Northern High Sierra Nevada. Southeast of Buckhorn and Granite Summits, just north of 23N69 road above the roadcut, below 2 large rock outcrops. 1877 Comment
  UC1552734  Carex senta Frederica Bowcutt 1985-6-6 569 Plumas ca. 15 air mi. n.e. Quincy (s.w. of Babcock Peak ca. 3 air mi., along Last Chance Creek); Last Chance Creek Comment
  RSA59668  Carex senta E. K. Balls 1950-9-9 15736 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  CHSC76251  Carex sheldonii G. L. Ponting 1999-8-28 Plumas About 1.5 mi west-southwest of Portola. South of the railroad tracks on hummocks in seasonally wet meadow. 1487 Comment
  CHSC97294  Carex sheldonii Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14464 Plumas About 20 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  CHSC118662  Carex sheldonii Chelsea Morgan 2015-7-11 2015027 Plumas Plumas National Forest. Located along Willow Creek, west of 28N31A. UTM 700625 E, 4456827 N, NAD83 Zone 10N. 1675 Comment
  CAS-BOT-BC117735  Carex simulata Hans Leschke 1960-8-10 1786 b Plumas Badger Flat. 1912 Comment
  CHSC52553  Carex simulata L. P. Janeway 1989-6-22 3373 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw along rd 24N49Y. 1767 Comment
  CHSC97073  Carex simulata Lowell Ahart; Josephine Guardino 2007-7-21 14364 Plumas Shallow water in a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  JEPS25919  Carex stipata var. stipata W. L. Jepson 1910-6-16 4148 Plumas Quincy 1036 Comment
  CHSC103119  Carex subfusca Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16109 Plumas Man made depression about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  RSA726800  Carex subfusca L. Ahart 2007-6-17 14192 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  SEINET4292257 Image available Carex subfusca L. Ahart, Dittes, J 2007-1 14192 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 milesair) north end of Lake Davis Comment
  UC1778649  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
  CAS-BOT-BC115999  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54237 Plumas About 4 mi SE of Mt. Hough on road to Quincy. 1645 Comment
  SEINET7577187 Image available Carex subfusca John Thomas Howell, T. C. Fuller; G. D. Barbe 1981-6-26 54371 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy. 1600 Comment
  CAS-BOT-BC115402  Carex utriculata Walter Knight; Irja Knight 1966-6-19 1630 Plumas In area N of Pond Reservoir. 1097 Comment
  CHSC89721  Carex utriculata L. P. Janeway; Robert F. C. Naczi 2004-7-24 8188 Plumas High Cascade Range. Large willow meadow along a western tributary of Butt Creek, 2.4 air km north of Humboldt Summit. South edge of the meadow. 1740 Comment
  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
  UCD108056  Carex utriculata Tim Kuhn 2005-1 88 Plumas adjacent to Crocker Guard Station. Comment
  SEINET7579974 Image available Carex vesicaria Unknown 2003-9-6 7977 Plumas Red Cinder 7.5' quad, High Cascade Range, along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Red Cinder 7.5' quad. 2057 Comment
  CAS-BOT-BC115150  Carex vesicaria G. Schoolcraft 1997-8-5 2636 Plumas Lake E of Hay Meadow/Caibou Wilderness. 1908 Comment
  CAS-BOT-BC115153  Carex vesicaria Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1411 Plumas Ca 100 yds NW of Pond reservoir. Butterfly Botanical Area. 1097 Comment
  CHSC55450  Carex whitneyi L. P. Janeway 1990-7-18 3804 Plumas Plumas National Forest. Near Emigrant Creek 1/4 mi north of the crest of Grizzly Ridge. 2103 Comment
  CHSC76329  Carex whitneyi G. F. Hrusa 1996-7-16 13234 Plumas Sierra Nevada, Plumas National Forest. Near summit above headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 52 N; 120 44 W']. 2100 Comment
  CAS-BOT-BC114885  Carex whitneyi Hans Leschke 1954-7-3 s.n. Plumas 1/4 mi SE of Boiling Springs Lake. 1859 Comment
  CAS-BOT-BC59034  Cassiope mertensiana Margaret Williams; Emily McPherson 1974-8-5 74 -P-16 Plumas Sierra Nevada - West shoulder of Mt. Elwell - trail to Mt. Elwell, Lakes Basin 2194 Comment
  CHSC21726  Castilleja F. T. Griggs; A. Pass 1975-8-5 308 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC249716  Castilleja applegatei subsp. pinetorum A. A. Heller; P. B. Kennedy 1907-7-15 8840 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CAS-BOT-BC249736  Castilleja applegatei subsp. pinetorum Mrs. Jos Clemens 1919-10-14 s.n. Plumas Greenville Comment
  CAS-BOT-BC249749  Castilleja applegatei subsp. pinetorum John Thomas Howell 1951-6-27 27626 Plumas Jamison Creek 1828 Comment
  JEPS81447  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-5-7 4421 Plumas 0.8 mi n Crystal Peak/Adams Peark road junction (e side of 24N51X, ca 7 air mi n of Chilcook, on ridge e of Frenchman Lake); Frenchman Lake Quad. 1889 Comment
  JEPS81451  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-14 4826 Plumas ca 1 mi s Onion Flat (Soda Creek Rd, ca 3 mi n of Twain); Almanor SW Quad. 1463 Comment
  JEPS81475  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-21 4895 Plumas ca 5 mi se Quincy (around s end of Bachs Creek Ridge); Quincy Quad., Bachs Creek Ridge 1752 Comment
  JEPS81610  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-31 5082 Plumas ca 6 air mi ne Taylorsville (just s of Taylor Lake); Kettle Rock Quad., Summit of Taylor Rock Lookout 2383 Comment
  CHSC63175  Castilleja arachnoidea Lowell Ahart 1994-7-7 7471 Plumas On the morth side of the Pacific Crest Trail, about 1 mile west of Pilot Peak, about 1/4 mile east of Quincy La Porte Road. 1950 Comment
  SEINET8584721  Castilleja campestris W. Harnach 2013-5-18 1355 Plumas Sierra Valley, on Marble Lane, 0.25 miles E of County Road A-23, S of Beckwourth 1491 Comment
  UC1551951  Castilleja lacera Lyman Benson 1949-6-21 13741 Plumas 1 mi w Lake Almador Inn (Feather River drainage); Cascade Range, Feather River 1341 Comment
  UCD23342  Castilleja linariifolia E. W. Jameson 1949-5-6 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  CAS-BOT-BC254074  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-15 8846 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CHSC61591  Castilleja miniata Arthur C. Barrett. 1915-7-24 31 Plumas Boulder Creek Canyon. 1676 Comment
  JEPS80887  Castilleja miniata M. S. Taylor 1981-8-20 4231 Plumas ca 2 mi se Canyon Dam (s side of Fox Rd (27N92) at jct with creek); Almanor NE Quad. 1676 Comment
  RSA103936  Castilleja miniata Herbert McLean Evans 1922-07 s.n. Plumas Willow Lake. Mt. Lassen National Park. Comment
  CHSC102002  Castilleja miniata subsp. miniata L. P. Janeway; B. Castro 2009-8-29 9933 Plumas Northern High Sierra Nevada.Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  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
  CHSC80876  Castilleja miniata subsp. miniata Lowell Ahart 2001-7-19 8946 Plumas Steep slope, on the east side of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CAS-BOT-BC241040  Castilleja pilosa Robert J. Weatherby 1950-8-11 1509 Plumas Trail to Long Lake boathouse, Lakes Basin Area 1981 Comment
  CAS-BOT-BC241043  Castilleja pilosa John Thomas Howell 1955-7-19 30810 Plumas Vinton 1508 Comment
  UC1012467  Castilleja pilosa Francis W. Pennell 1940-6-12 25820 Plumas 5 mi s Beckwourth; Sierra Valley 1493 Comment
  CHSC117029  Castilleja tenuis Lowell Ahart 2016-6-29 21053 Plumas North side of 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 Resevoir Dam. 1698 Comment
  HSC100731  Castilleja tenuis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16135 Plumas W side of F.S. Rd. 27N92K, E side of Long Valley, 3.5 (air) mi. WSW of Greenville, 5.2 (air) mi. SE of Lake Almanor Dam. 1607 Comment
  JEPS4345  Castilleja tenuis W. L. Jepson 1910-6-5 4074 Plumas Hot Springs Valley; Lassen Pk. 1706 Comment
  SBBG120144  Ceanothus arcuatus L. P. Janeway 2007-5-20 8987 Plumas USFS Rd 26N22F (to top of Red Hill), 2.4 rd km from Deadwood Saddle, 2.6 air km E of summit of Red Hill 1594 Comment
  CHSC20752  Ceanothus cordulatus K. R. Stern 1975-7-23 5896 Plumas W shore Lake Almanor. 1371 Comment
  CAS-BOT-BC49176  Ceanothus cuneatus Clarence R. Quick 1952-6-29 52 -77 Plumas Summit of road between Belden and Humbug Valley 1486 Comment
  UCD150784  Ceanothus cuneatus J. Bisbee 2013-5-30 585 Plumas Plumas County, Summit of Red Hill. Near Communications Towers. 1890 Comment
  UC170921  Ceanothus fresnensis H. M. Hall 1912-6-28 9280 Plumas Spanish Creek Sierra Nevada Mts. 1158 Comment
  CAS-BOT-BC50726  Ceanothus integerrimus Walter Knight; Irja Knight 1966-6-19 1322 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC50734  Ceanothus integerrimus John Thomas Howell 1975-7-22 51376 Plumas Sierra Nevada - 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC50735  Ceanothus integerrimus John Thomas Howell 1976-7-16 51877 Plumas Sierra Nevada - Spanish Creek near mouth of Slate Creek 1066 Comment
  UC963886  Ceanothus integerrimus Milo S. Baker 1952-5-26 12471 Plumas Back of Cottages on Yellow Creek Feather River Canyon (Beldon) Comment
  CAS-BOT-BC51043  Ceanothus integerrimus var. macrothyrsus Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  UCD112014  Ceanothus integerrimus var. macrothyrsus Lewis S. Rose 1968-6-11 68097 Plumas Confluence of Butterfly Creek and Spanish Creek, near Keddie. 975 Comment
  CAS-BOT-BC63332  Ceanothus prostratus W. R. Dudley 1909-8-29 s.n. Plumas Sierra Valley Hot Springs. Comment
  CAS-BOT-BC63370  Ceanothus prostratus Harry P.. Went 1920-5-17 s.n. Plumas Greenville. Comment
  RSA609441  Ceanothus prostratus Louis C. Wheeler 1958-7-30 7352 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UC634988  Ceanothus prostratus Herbert L. Mason 1924-6-16 1046 Plumas Graegle Comment
  JEPS48673  Ceanothus velutinus Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2072 Comment
  CHSC35932  Centaurea cyanus M. S. Taylor 1982-6-24 4751 Plumas At entrance to Gansner Park. 1066 Comment
  CHSC45650  Centaurea cyanus Vernon Oswald 1984-7-9 1356 Plumas Hwy 89 at the south edge of Crescent Mills. 1071 Comment
  CAS-BOT-BC277040  Centaurea maculosa W. Harnach; N. Harnach 1991-7-30 662 Plumas Sierra Valley. Approx 100 yards north of the turnoff to the Westside Cem. on A-23 1493 Comment
  CAS-BOT-BC277043  Centaurea maculosa R. L. Swanson 1972-8-18 s.n. Plumas Quincy-La Porte County Road, approximately 1/2 mile north of the Middle Fork of the Feather River. [N. of Nelson Plant] Comment
  UCSC009459  Centaurea stoebe subsp. micranthos Lowell Ahart 1995-10-1 7642 Plumas About 150 yards south of where the road crosses the South Fork of the Feather River, northeast of the Feather Fork Mine, about 6 (air) miles northeast of La Porte 1707 Comment
  CHSC55488  Cerastium arvense Ben Cunningham 1991-4-20 Plumas .3 mi s of Rock Creek Dam and 10 ft w of Highway 70, ca. 34 mi s of Greenville. 731 Comment
  CAS-BOT-BC384934  Cerastium arvense John Thomas Howell 1962-6-16 37632 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 640 Comment
  SEINET10904121  Cercocarpus ledifolius Mary Susan Taylor 1981-7-6 Taylor 3979 Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  CHSC35940  Chaenactis douglasii var. douglasii M. S. Taylor 1982-6-28 4763 Plumas Ramelli Ranch, between hwy 70 and Feather River, w of Calpine Rd (109), ca. 1 mi w of Beckwourth. 1487 Comment
  JEPS127325  Chaenactis douglasii var. douglasii Lowell Ahart 2016-6-29 21082 Plumas Top and southeast side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC276726  Chaenactis douglasii var. douglasii Lowell Ahart 1986-7-8 5362 Plumas Near an open bare serpentine area, S of where the road crosses Onion Valley Creek, ca 1 miles NW of Pilot Peak 1920 Comment
  UC1552747  Chaenactis douglasii var. douglasii Frederica Bowcutt 1985-6-6 548 Plumas about 15 air miles ne of, along Beckwourth Genessee Rd, 0.9 mi from Drum Bridge Quincy; Plumas National Forest Comment
  UC1125089  Chamaesaracha nana E. Sawyer 1935-6-27 197 Plumas 1.4 mi se Crow; Plumas National Forest, Sierraville Quad. 1706 Comment
  CHSC97585  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2007-6-17 14207 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
  JEPS115529  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
  CHSC97257  Chamerion angustifolium subsp. circumvagum Lowell Ahart; John Dittes 2007-8-9 14429 Plumas About 50 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CHSC102140  Chenopodium album Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16246 Plumas On dry bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC460980  Chenopodium atrovirens Clare B. Hardham 1970-8-9 17716 MM Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC460983  Chenopodium atrovirens John Thomas Howell 1960-7-22 35893 Plumas Lassen Volcanic National Park, Drakesbad, near soda spring 1828 Comment
  JEPS108996  Chenopodium botrys Lowell Ahart 2006-10-8 13412 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden 715 Comment
  RSA718946  Chenopodium strictum var. glaucophyllum L. Ahart 2006-10-8 13391 Plumas North side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek. 623 Comment
  CDA3087  Chenopodium strictum var. glaucophyllum J. T. Howell 1959-9-21 34812 Plumas Indian Creek Canyon. Comment
  CAS-BOT-BC451425  Chimaphila menziesii Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  UC1120941  Chimaphila menziesii G. T. Nordstrom 1934-7-9 191 Plumas 1 mi. n.w. Mt. Ararat (Plot 94); Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  CDA28674  Chorispora tenella G. D. Barbe 1981-6-23 3090 Plumas East Quincy; vacant lot east of Lariat Lodge. 0 Comment
  CHSC23623  Chrysanthemum coronarium K. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  JEPS58686  Chrysolepis sempervirens W. L. Jepson 1918-8-16 8003 Plumas Gold Run Creek; Susanville 1524 Comment
  UC1135250  Chrysolepis sempervirens G. Burks 1933-8-8 31 Plumas 4.5 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar 1706 Comment
  SEINET7450650 Image available Chrysopsis villosa var. minor W. Harnach, N. Harnach 2000-9-3 1002 Plumas Approx 5 miles SW of Portola on Co. Rd. A-15, Gold Mountain Development along the river trail. 1463 Comment
  RSA718506  Chrysothamnus nauseosus subsp. albicaulis 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 792 Comment
  RSA768849  Chrysothamnus nauseosus subsp. albicaulis L. Ahart 2008-9-10 15360 Plumas Both sides of the Quincy La Porte Road, northwest of East Branch Creek, about 1.75 air miles south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1594 Comment
  UC203264  Chrysothamnus viscidiflorus subsp. viscidiflorus I. M. Johnston 1919-9-2 2182 Plumas Portola Comment
  UCD130475  Cichorium intybus E. K. Balls 1950-9-14 15799 Plumas where Dixie Canyon run into Indian Creek. 1097 Comment
  CAS-BOT-BC190012  Cinna latifolia Lowell Ahart 1977-7-26 s.n. Plumas 0.5 mile below the Bunker Hill Mine. Along Bunker Hill Creek. The Bunker Hill Mine is about ten miles northeast of La Porte. 2000 Comment
  JEPS28277  Cinna latifolia George W. Gillett 1957-7-13 797 .6 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park, Little Willow Lake into Willo 1767 Comment
  CAS-BOT-BC289622  Cirsium andersonii A. A. Heller; P. B. Kennedy 1907-7-18 8881 Plumas Grade between Beckwith and Red Clover Valley Comment
  JEPS107640  Cirsium andersonii Lowell Ahart, Josephine Guardino 2005-8-9 12274 Plumas North of a small drainage that runs into Fant Creek, about 200 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  JEPS112696  Cirsium andersonii Dean W. Taylor 2000-7-30 17535 Plumas spring about 1 mile SE of SE arm Antelope Lake (along Forest Road 27N41 0.2 mi S of junction with Forest Road 172) 1554 Comment
  SD8768  Cirsium andersonii Daniel Cleveland 1882-7-21 Plumas Big Meadows Comment
  CDA1030  Cirsium andersonii T. C. Fuller 1959-7-6 2768 Plumas E shore Lake Almanor, 1 mi. N of Canyondam. 0 Comment
  CAS-BOT-BC284419  Cirsium arvense John Thomas Howell 1961-9-23 36833 Plumas Indian Valley, Sierra Nevada 1082 Comment
  JEPS107721  Cirsium arvense Lowell Ahart, John Dittes 2005-9-19 12391 Plumas Where the high water flows out of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  CAS-BOT-BC278022  Cirsium cymosum A. A. Heller; P. B. Kennedy 1907-7-18 8880 Plumas Grade between Beckwith [Beckworth/Beckwourth] and Red Clover valley Comment
  CDA19254  Cirsium cymosum G. D. Barbe, T. C. Fuller 1982-6-17 3807 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  SDSU3769  Cirsium cymosum R. M. Beauchamp 1965-7-17 Plumas Along Calif. St. Hwy. 32 near Plumas Co. line. Comment
  CDA1203  Cirsium douglasii var. breweri N. A. Overgaard 1959-6-3 s.n. Plumas E shore/ Lake Almanor. Comment
  CAS-BOT-BC279958  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35977 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC37658  Cirsium occidentale var. candidissimum T. B. Devine 1981-8-28 761 Plumas On N side of Caribou Road; ca. 4 mi from junction with Hwy 70 along E Branch of the N Fork of Feather River. Comment
  SEINET3146345  Cirsium occidentale var. candidissimum E. K. Balls 1950-9-6 15696 Plumas Jackson Crk Public Camp, Middle Fork Feather Rv. of Hwy. 24, E of Quincy 1402 Comment
  SEINET13351416 Image available Cirsium ochrocentrum T. C. Fuller 1963-8-28 11173 Plumas Roadside, Loyalton-Vinton Hwy just N. of Plumas Co. line Comment
  CAS-BOT-BC286364  Cirsium scariosum A. A. Heller; P. B. Kennedy 1907-7-3 8692 Plumas Red Clover Valley Comment
  CAS-BOT-BC286444  Cirsium scariosum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54333 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  CAS-BOT-BC285835  Cirsium vulgare Thomas H. Kearney 1944-8-14 169 Plumas Near Prattville, Lake Almanor Comment
  SDSU3800  Cirsium vulgare D. F. Howe 1959-8-2 2781 Plumas Meadow at Quincy. 1067 Comment
  CAS-BOT-BC228901  Cistanthe umbellata Lewis S. Rose 1954-5-30 54074 Plumas Johnsville 1600 Comment
  CAS-BOT-BC228910  Cistanthe umbellata Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC228913  Cistanthe umbellata M. S. Taylor 1982-5-19 4485 Plumas Ramelli Ranch ca. 1 mi w of Beckwourth 1487 Comment
  RSA122166  Clarkia lassenensis E. Sawyer 1935-6-5 71 Plumas 3.25 miles SE of Beckwith Butte 1585 Comment
  CHSC71146  Clarkia mildrediae subsp. lutescens L. P. Janeway 1993-7-22 4468 Plumas About 1.5 mi west of Meadow Valley; along Big Creek Road (Road 423) 0.1 mi from Oroville-Quincy Hwy. Road cutbank. 1243 Comment
  HSC96849  Clarkia mildrediae subsp. lutescens L. Ahart 2006-7-6 12920 Plumas About 100 yards N of the paved basalt Rd., about 4 mi. NW of Tamarack Flat, about 6 mi. NW of Little Grass Valley Reservoir 1651 Comment
  CAS-BOT-BC163279  Clarkia mildrediae subsp. mildrediae F. Thos. Griggs 1975-1-1 170 Plumas Bucks Lake area 1524 Comment
  CHSC55720  Clarkia purpurea K. R. Stern 1985-6-25 8250 Plumas Vicinity of Blairsden. 1402 Comment
  POM253258  Clarkia purpurea subsp. quadrivulnera A. A. Heller 1938-7-2 15234 Plumas Along the highway near the bridge over Indian Creek just north of Quincy 1098 Comment
  UC170931  Clarkia purpurea subsp. quadrivulnera H. M. Hall 1912-6-25 9271 Plumas Quincy Sierra Nevada Mountains 1066 Comment
  CAS-BOT-BC164921  Clarkia rhomboidea John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1968-6-11 2348 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek Comment
  JEPS33714  Clarkia rhomboidea John Thomas Howell 1926-7-20 2081 Plumas near Prattville 1463 Comment
  UC586932  Clarkia rhomboidea Joseph Andorfer Ewan 1934-6-25 8204 Plumas above Dentens (Blairsden) (Gold Lake Road); Sierra Nevada 1524 Comment
  CAS-BOT-BC164917  Clarkia rhomboidea John Thomas Howell; Gordon H. True 1967-6-11 43289 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  UC354492  Clarkia rhomboidea David D. Keck 1928-6-15 444 Plumas 3 mi w Sloat 1310 Comment
  CHSC66632  Clarkia stellata Vernon H. Oswald; Lowell Ahart 1996-7-15 8019 Plumas High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. Along a jeep road paralleling the shore of the lake. 1371 Comment
  CHSC74104  Clarkia stellata B. Castro 1998-7-28 816 Plumas Ca 2 mi SW of La Porte and 0.6 mi E of American House, on S-facing slope E of the La Porte Rd. On roadcut edge within 15 ft of main road, and also in opening ca 120 ft to the S. 1508 Comment
  CHSC76318  Clarkia stellata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3249 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  UC1730244  Clarkia stellata L. P. Janeway 1996-6-12 5012 Plumas 0.5 mi NE of Deer Creek, 2.0 mi S of Spanish Creek; N side of logging spur road 0.6 mi E of Road 24N23X 1318 Comment
  CHSC33628  Claytonia lanceolata M. S. Taylor; M. Foster 1981-6-3 3837 Plumas In wet meadow, s side of rd 24N61, ca. 1.5 air mi s of Little Summit Lake, ca. 10 mi nw of Portola. 2103 Comment
  CHSC33629  Claytonia lanceolata M. S. Taylor; G. Rotta 1981-6-18 3936 Plumas Snow ponds, se side of Mt Ingalls, ca. 1/4 mi s of rd 25N39, near headwaters of Coldwater Creek, ca. 14 air mi n of Blairsden. 2225 Comment
  SEINET10572686  Claytonia lanceolata Mary Susan Taylor 1981-4-30 Taylor 3577 Plumas T22N R8E sw sec 27. American House quad. In plantation, ca. 0.5 mi N of 22N18, ca. 1 mi E of Big Peak and 4 mi W of Little Grass Valley Reservoir. Montane Coniferous Forest; 5600 ft. 1707 Comment
  CAS-BOT-BC443646  Claytonia perfoliata subsp. perfoliata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54158 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 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
  CAS-BOT-BC443798  Claytonia rubra subsp. rubra A. A. Heller; P. B. Kennedy 1907-7-11 8804 Plumas Prattville Comment
  JEPS87648  Claytonia rubra subsp. rubra Lowell Ahart 1994-7-7 7465 Plumas about 0.75 air mi s Pilot Peak (n side of Pacific Crest Trail, Plumas and Sierra Counties); Bunker Hill Ridge 2011 Comment
  UC103409  Collinsia grandiflora Mrs. R. M. Austin 1879-1 Plumas Indian Valley Comment
  RSA0117247  Collinsia parviflora L. P. Janeway, B. Castro 2006-6-4 8671 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  SJSU4159  Collinsia parviflora C. W. Sharsmith & W. Savage 1967-5-20 7532 Plumas near S base of The Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  UC170958  Collinsia parviflora H. M. Hall 1912-6-19 9262 Plumas Sierra Nevada Mountains, Willow Creek Willow Creek; Sierra Nevada Mountains, Willow Creek 1249 Comment
  RSA88415  Collinsia torreyi J. T. Howell 1951-6-28 27703 Plumas Eureka Peak. 2195 Comment
  UC586856  Collinsia torreyi var. torreyi Joseph Andorfer Ewan 1934-6-25 8225 Plumas Gold Lake Road above Dentons (Blairsden) Blairsden; Gold Lake Road above Dentons (Blairsden) 1676 Comment
  UC1026457  Collinsia torreyi var. wrightii John Thomas Howell 1951-6-28 27703 Plumas Eureka Peak 2255 Comment
  CDA15909  Collomia grandiflora B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  RSA184930  Collomia grandiflora L. S. Rose 1966-7-27 66052 Plumas Quincy Comment
  UC1123643  Collomia grandiflora G. T. Nordstrom 1934-7-20 250 Plumas 0.6 mi nw Edmanton; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC907904  Collomia linearis Milo S. Baker 1935-6-26 8115 Plumas Hwys 39 and 89 Childs Meadows Comment
  POM161586  Collomia tinctoria R. C. Bacigalupi 1927-7-11 1702 Plumas Grassy Lake Meadows. Golden Lake Region. 1890 Comment
  UC1552751  Collomia tinctoria Frederica Bowcutt 1985-6-6 537 Plumas s-facing road bank 0.2 mi se Drum Bridge (about 15 air mi ne of Quincy, immed. n of Red Clover Creek and Beckworth Genesee Road); Plumas National Forest Comment
  UC1586412  Collomia tinctoria Vernon H. Oswald and Lowell Ahart 1991-6-18 4683 Plumas Forest Road 28N38 3.4 mi nne County Road 201 (Old Haun Road) (ca 4 mi (air) n of Greenville) 1609 Comment
  SEINET12326110  Collomia tinctoria W. Knight, Knight, I. 1983-1 4940 Plumas confluence of North Fork of Feather River and Warner Creek on rd between Chester and Drakesbad 1463 Comment
  CHSC58512  Comarum palustre Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5035 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). On the margin of the lake. 1926 Comment
  CAS-BOT-BC157362  Comarum palustre Malcom A. Nobs; S. Galen Smith 1949-8-19 1423 Plumas About 2 miles south of Greenville, Indian Valley Comment
  JEPS115334  Conyza canadensis Lowell Ahart, John Dittes 2009-9-7 16376 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC21122  Corallorhiza maculata F. T. Griggs; A. Pass 1975-7-2 25 Plumas East of road. Buck's Lake Forest Service Survey. Comment
  CHSC36204  Corallorhiza maculata M. S. Taylor 1982-7-14 4828 Plumas N side of Bellas Flat Rd (26N19), near Monitor Mine, in Soda Creek drainage, ca. 6 mi nne of Twain. 1524 Comment
  JEPS48638  Corallorhiza maculata Esther C. Fritz 1933-6-27 Plumas Camp Califorest; woods w of faculty tent, near Schneider Falls trail 1188 Comment
  SD7904  Corallorhiza maculata Mrs. R. M. Austin 1884-1 Plumas Big Meadows. Comment
  JEPS48639  Corallorhiza striata Esther C. Fritz 1933-6-27 Plumas Camp Califorest; woods w of faculty tent, near Schneider Falls trail 1188 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
  CHSC62131  Cordylanthus tenuis subsp. tenuis L. P. Janeway 1993-7-28 4475 Plumas Plumas National Forest. Top of ridge on southwest side of South Branch Ward Creek. Along mining access road 3.4 mi southeast of Genesee Valley. 1584 Comment
  CHSC91920  Cordylanthus tenuis subsp. tenuis Lowell Ahart; Josephine Guardino 2005-8-10 12300 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
  CHSC101998  Cordylanthus tenuis subsp. viscidus L. P. Janeway; B. Castro 2009-8-29 9948 Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.6 km south of the Buckhorn survey monument; at junction of Road 23N69 and Road 23N36Y (to Martin Mine). 1881 Comment
  NY42172  Cornus nuttallii J. B. Walker 1994-8-3 873 Plumas On La Porte Rd, 15km S of junction with Hwy 70 1500 Comment
  RSA232860  Cornus nuttallii L. S. Rose 1968-6-11 68107 Plumas Butterfly Valley, 4 mi. s. of Keddie. 1037 Comment
  RSA397452  Cornus nuttallii Robert Gustafson 1984-5-15 2945 Plumas Butterfly Botanical area, ca. 7 miles northwest of Quincy, west of Hwy. 89. 1037 Comment
  CAS-BOT-BC210305  Cornus sericea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2415 Plumas Butterfly Botanical Area. Fern Glen Comment
  CDA38544  Cornus sessilis L. P. Janeway 1996-4-23 4958 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. Comment
  CHSC61728  Corydalis caseana subsp. caseana Vernon H. Oswald; Lowell Ahart 1993-8-25 5873 Plumas Lassen Volcanic National Park. S end of the arm of the North Fork of Rice Creek draining the N unit of Twin Meadows. 0.5 mi N of the S boundary of the park. 2057 Comment
  UC1126549  Corydalis caseana subsp. caseana Beryl O. Schreiber 1938-7-10 2527 Plumas 1/4 mi. s. of U.C. Forestry Camp near Meadow Balley; Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  CAS-BOT-BC401869  Corydalis caseana subsp. caseana J. G. Lemmon No date on label s.n. Plumas Big Spring 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
  CHSC43300  Corylus cornuta var. californica Lowell Ahart 1975-7-2 831 Plumas About 6 miles north of the Sly Creek Dam. 914 Comment
  UC1585914  Crassula aquatica Barbara Ertter 1988-10-21 8011 Plumas e. end of causeway ca. 1.5 mi. e. of Chester (on Hwy. 36, n. of rd., Lake Alamanor); Lake Alamanor 1341 Comment
  RSA312453  Crassula aquatica Malcolm A. Nobs, S. Galen Smith 1949-8-18 1374 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  UCD130990  Crepis A. A. Beetle 1941-6-28 2790 Plumas west side of Lake Amanor. Comment
  SBBG33894  Crepis intermedia L. S. Rose 1969-6-24 Plumas Butterfly and Spanish Crks 853 Comment
  CHSC110284  Crepis modocensis subsp. subacaulis B. Castro; L. P. Janeway 2006-6-3 1567 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1673 Comment
  CHSC75902  Crepis monticola G. F. Hrusa 1997-5-30 13853 A Plumas Sierra Nevada. 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S) . [Original lat./long. on label is '39 53 N; 120 42 W']. 1450 Comment
  SEINET10839182  Crepis occidentalis Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4333 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 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
  CAS-BOT-BC290785  Crepis occidentalis subsp. occidentalis Alice Eastwood 1927-6-27 14905 Plumas United States Forest Reserve, Chilcott [Chilcoot] 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
  CAS-BOT-BC290860  Crepis pleurocarpa John Thomas Howell 1926-7-20 2087 Plumas Near Prattville 1463 Comment
  CHSC62091  Crepis pleurocarpa L. P. Janeway 1993-7-15 4446 Plumas Plumas National Forest. West of Bean Creek, on west side of Rd 25N17, 0.4 mi south of the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River). 1536 Comment
  SEINET10474589  Crepis pleurocarpa Mary Susan Taylor 1982-8-5 Taylor 4931 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  SEINET10474590  Crepis pleurocarpa Mary Susan Taylor 1982-6-28 Taylor 4778 Plumas T23N R14 E nw/se sec 27. Portola quad. In Sagebrush Scrub along s side of Feather River, ca. 1 mi sw of Beckwourth on Ramelli Ranch, ca. 1/4 mi w of Calpine Rd (109). 4880 ft. 1487 Comment
  CHSC33923  Croton setiger M. S. Taylor; M. Foster 1981-8-13 4174 Plumas S end of Greenville, w side of Hwy 89, roadside. 1158 Comment
  CAS-BOT-BC189303  Cryptantha Clare B. Hardham 1975-8-2 20491 Plumas Black Mountain 2133 Comment
  CDA18461  Cryptantha affinis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3209 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  JEPS113542  Cryptantha affinis Lowell Ahart, Josephine Guardino 2007-7-21 14374 Plumas Around pine trees, along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1813 Comment
  SEINET8518892  Cryptantha affinis A. A. Heller, P. B. Kennedy 1907-7-9 8777 Plumas Prattville. Comment
  CAS-BOT-BC189327  Cryptantha circumscissa John Thomas Howell 1962-6-19 37851 Plumas The Buttes, N Sierra Valley 1493 Comment
  CHSC63119  Cryptantha simulans Lowell Ahart 1994-7-7 7460 Plumas Plumas/Sierra Counties. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  CHSC96854  Cryptantha simulans Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14008 Plumas Around trees, east side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS103429  Cryptantha simulans Lowell Ahart 2002-7-18 9861 Plumas Basalt ridge, ca 1/8 mile N of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) NW of La Porte. 1764 Comment
  CHSC91910  Cryptantha torreyana Lowell Ahart; Josephine Guardino 2005-8-9 12253 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
  RSA35103  Cryptantha torreyana Thomas H. Kearney 117 Plumas Near Prattville, Lake Almanor Comment
  CHSC52719  Cryptogramma acrostichoides L. P. Janeway 1990-8-7 3827 Plumas Plumas National Forest. Ca 1/4 mi NE of crest of Grizzly Ridge between Joseph Cr and Oliver Cr. 2164 Comment
  CAS-BOT-BC70458  Cryptogramma acrostichoides Lewis S. Rose 1932-9-4 32620 A Plumas Jamison Lake 1981 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
  UC1229887  Cupressus bakeri C. R. Quick and H. F. Wilcox 1962-10-1 62 -1 Plumas 1.5 mi w of Wheeler Peak (scatted grove of ca 3 acres on n and e borders on an open lava cap) 1996 Comment
  CDA652  Cupressus bakeri G. D. Barbe, T. C. Fuller 1982-6-16 3779 Plumas Site of Champion tree ; lava cap ridge 1.5 miles west of Wheeler Peak, 1 mile south of Beardsley Mine on forest road, 3.8 miles south of Green Flat, Plumas National Forest. 0 Comment
  UCD126251  Cuscuta californica John Thomas Howell 1960-7-18 35606 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  JEPS104188  Cuscuta occidentalis Lowell Ahart 2003-9-7 10563 Plumas On the e side of the dirt road, ca 50 yd se of the Pacific Crest Trail, on Bunker Hill Ridge, ca 1 mi (air) se of Pilot Peak, ca 9 mi (air) ne of La Porte. 2038 Comment
  CHSC108096  Cuscuta subinclusa Lowell Ahart 2011-9-17 17677 Plumas Stems parasitizing Arctostaphylos patula, on the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam. 1687 Comment
  CHSC51258  Cuscuta subinclusa Lowell Ahart 1990-9-19 6597 Plumas Along the north side of Bird Creek, about 1/2 mile south of Cleghorn Bar Road, about 3 miles north-west of Pilot Peak. 1737 Comment
  CHSC66757  Cuscuta subinclusa Vernon H. Oswald; Lowell Ahart 1996-8-14 8173 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. 1676 Comment
  HSC93237  Cuscuta subinclusa Vernon H. Oswald, L. Ahart 1996-8-14 8173 Plumas N High Sierra Nevada, near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi. SW of Silver Lake Rd., 1.8 mi. NE of White Horse Campground 1677 Comment
  CAS-BOT-BC205710  Cusickiella douglasii James R. Shevock 1985-5-19 11166 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01 at Dixie Valley, 11.6 miles northwest of Frenchman Reservoir 1900 Comment
  RSA252446  Cyperus squarrosus Robert F. Thorne, C. W. Tilforth 1969-9-6 39231 Plumas Along Feather River, 1 mi SW of Beckwourth. 1357 Comment
  SEINET7582966 Image available Cyperus squarrosus Unknown 1969-9-6 39231 Plumas Along Feather River, 1 mi SW of Beckwourth. 1356 Comment
  UC116922  Cypripedium montanum Mrs. R. M. Austin July, 1874 197 Plumas Butterfly Valley Comment
  CAS-BOT-BC70670  Cystopteris fragilis John Thomas Howell; Gordon H. True 1969-6-23 45831 Plumas Middle Fork of Feather River at Nelson Point 1249 Comment
  CHSC21112  Cystopteris fragilis F. T. Griggs; A. Pass 1975-7-1 14 Plumas East of Grizzly Creek. Comment
  CHSC60177  Cystopteris fragilis L. P. Janeway 1992-7-10 4253 Plumas About 0.3 mi north east of top of Grizzly Ridge, between Joseph Creek and Oliver Creek. Plumas National Forest Beckwourth Ranger District, Cascade Compartment. 2164 Comment
  CHSC81341  Cystopteris fragilis L. P. Janeway 1996-5-7 4963 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 0.3 mi northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. 902 Comment
  CAS-BOT-BC186625  Danthonia californica Walter Knight; Irja Knight 1966-6-19 1627 Plumas In area north of Pond Reservoir. Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC189662  Danthonia californica Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1371 Comment
  UCD60723  Danthonia californica var. americana R. Tofsrud 1948-7-23 Plumas 1.5 mi N of Quincy off Hwy 24-89. Comment
  CHSC112553  Danthonia unispicata B. Castro; L. P. Janeway 2007-6-24 1645 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, 250-300 ft below edge ofopen Ponderosa-Jeffrey pine forest. 1674 Comment
  UCD61298  Danthonia unispicata A. A. Heller; P. B. Kennedy 1907-7-5 8705 Plumas Hills above Red Clover Valley. Comment
  CAS-BOT-BC76209  Darlingtonia californica Gladys L. Smith 1959-6-20 1262 Plumas Butterfly Valley, 5 miles from Quincy. 1082 Comment
  HSC20169  Darlingtonia californica L. S. Rose 1968-6-11 68105 Plumas Butterfly Valley, 4 mi. S of Keddie. 1037 Comment
  RSA247231  Darlingtonia californica Gary D. Wallace, Larry E. DeBuhr 1972-5-21 1061 Plumas West of Keddy in butterfly Botanical Area, Butterfly Valley on Forest Service Road 25N12, N of Blackhawk Creek Comment
  RSA422677  Darlingtonia californica Robert Gustafson 1984-5-15 2948 Plumas Butterfly Botanical Area, 7 miles NW of Quincy, W of Hwy 89. 1037 Comment
  UCD119074  Darlingtonia californica Barry Rice 2010-6-11 BR 100604 Plumas Along York Creek. Comment
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Jul 7 2016
  RSA0021441  Darlingtonia californica Dorothy Davis 1923-08 s.n. Plumas Near Feather River 1829 Comment
  SEINET10480123  Darlingtonia californica Mary Susan Taylor 1982-8-23 Taylor 5041 Plumas T25N R8E nw/se sec 19. Almanor SW quad. On both sides of Virgilia-Meadow Valley Rd (25N17), in small creek, ca. 0.5 mi w of York Cr, s of 12 Mile Ravine, ca. 1.5 mi sw of Virgilia. 4400 ft. 1341 Comment
  CAS-BOT-BC420648  Darmera peltata Clare B. Hardham 1961-6-15 7431 Plumas Junction of Indian Creek with Feather RIver. North of Quincy. Comment
  CAS-BOT-BC179653  Delphinium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54154 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  SEINET5338036  Delphinium nudicaule P. A. Lehenbauer 1937-5-30 s.n. Plumas On Feather River 60 miles from Reno Near Feather River Inn. Comment
  SEINET7720713  Delphinium nudicaule Unknown Plumas Indian Valley Comment
  UC170922  Delphinium nudicaule H. M. Hall 1912-6-19 9263 Plumas Willow Creek Sierra Nevada Mountains 1249 Comment
  CAS-BOT-BC116115  Delphinium nuttallianum R. C. Bacigalupi 1927-7-12 1730 Plumas Along Little Gray Eagle Creek, near Lakes Center Camp, Gold Lake region 1889 Comment
  JEPS43411  Delphinium nuttallianum W. L. Jepson 1927-6-23 12300 Plumas near Camp Kelly; Warner Creek 1584 Comment
  SEINET10536045  Delphinium nuttallianum Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4316 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  UC725758  Delphinium nuttallianum A. A. Heller 1940-5-22 15665 Plumas in a wayside ditch along Hwy 89 3 mi s Prattville Comment
  CAS-BOT-BC121741  Delphinium patens subsp. patens Mrs. H. C. Cantelow 1940-5-11 4267 Plumas 1 mi. W of Meadow Valley Inn Comment
  SEINET10448456  Dentaria tenella var. palmata Mary Susan Taylor 1981-6-17 Taylor 3923 Plumas T25N R12E center sec 27. Grizzly Valley quad. jct Meadow Creek and rd 25N10, E side of Mt Ingalls, ca. 8 air mi NE of Genesee. 7500 ft elev. 2286 Comment
  UCR227748  Deschampsia cespitosa R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-20 42358 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, pond north of Goose Lake 2058 Comment
  CAS-BOT-BC192438  Deschampsia cespitosa subsp. cespitosa Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CDA13977  Deschampsia cespitosa subsp. cespitosa G. F. Hrusa 1996-8-2 13441 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Scattered throughout lightly shaded parts of springline forming trib. of Squirrel Creek. Perennial, bunching. Comment
  CAS-BOT-BC198155  Deschampsia danthonioides John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1969-6-24 2641 Plumas Valley Proper - Butterfly Botanical Area and Vicinity 1036 Comment
  CHSC101863  Deschampsia danthonioides Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15897 Plumas About 200 yards northwest of Lake Almanor Dam, depressions in mined over area. 1421 Comment
  CHSC58051  Deschampsia danthonioides Vernon H. Oswald; Lowell Ahart 1992-6-2 4977 Plumas Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. 1767 Comment
  POM264539  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas west side of Lake Almanor 1829 Comment
  SEINET10933459  Deschampsia danthonioides Lawrence P. Janeway 1989-1 Janeway 3462 Plumas Crocker Mtn. quad T24N, R14E, NE1/4 of sec. 10. Near to Lava Spring, just off the NE side of Red Clover Valley. 1737 Comment
  CAS-BOT-BC201890  Deschampsia elongata Alice Eastwood 1927-6-13 14554 Plumas Forest Lodge near Greenville Comment
  CAS-BOT-BC201893  Deschampsia elongata Clare B. Hardham 1970-8-8 17701 M Plumas Road to Thompson Peak Kookout [Lookout] 2133 Comment
  RSA60121  Deschampsia elongata E. K. Balls 1950-9-2 15644 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  RSA71131  Deschampsia elongata L. S. Rose 1951-6-28 51027 Plumas McRae Meadows, 8 mi. sw of Johnsville 1951 Comment
  CHSC43430  Descurainia incana Lowell Ahart 1975-7-20 911 Plumas Near Bunker Hill Creek, about 1 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  JEPS87600  Descurainia incana Lowell Ahart 1994-7-7 7451 Plumas about 0.75 air mi se Pilot Peak (on n side of Pacific Crest Trail, on Bunker Hill Ridge, Plumas County and Sierra County); Bunker Hill Ridge 2011 Comment
  CAS-BOT-BC43033  Descurainia incisa subsp. incisa John Thomas Howell 1951-6-27 27576 Plumas Sierra Nevada. Johnsville. 1584 Comment
  CHSC112535  Descurainia pinnata subsp. intermedia B. Castro; L. P. Janeway 2009-6-7 1793 Plumas Upper Feather River Water Balance Study: Thompson Creek. Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 500 ft WSW of small rock dam, where valley meets open Ponderosa-Jeffrey pine forest. 1676 Comment
  CHSC97095  Dianthus armeria subsp. armeria Lowell Ahart; Josephine Guardino 2007-7-20 14309 Plumas South of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  CHSC4201  Dicentra formosa D. B. Joley 1967-4-22 28 Plumas On slope, ca. 50 feet s of rd. and ca. 0.2 mile s of Cresta Powerhouse on highway 70, ca. 30 mi. n of Oroville. 548 Comment
  SEINET12091634  Dicentra formosa Unknown 1984-1 11 Plumas ca 40 mi NE of Oroville and 160 yds W of the N. Fk. Feather River, along Jackass Creek 610 Comment
  UC855120  Dicentra formosa Herbert A. Thomas 1936-6-4 87 Plumas Meadow Valley Creek; near creek fork on road to Camp Califorest 1158 Comment
  RSA66695  Dicentra formosa subsp. formosa F. W. Peirson 1926-6-22 6816 Plumas Trail to Devil's Kitchen, Lassen National Park Comment
  CHSC41423  Dicentra uniflora Lowell Ahart 1986-6-4 5323 Plumas West of the small wash, south of the road where it crosses Onion Valley Creek, near Onion Valley, about 1 mile north-west of Pilot Pk., about 14 miles north-west of La Porte. 1828 Comment
  SEINET241786 Image available Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7157 d Plumas Lassen NP ; Devils Kitchen, Hot Springs Creek Canyon, 1.5 miles W. of Drakesbad. 1859 Comment
  UCR102419  Dichanthelium acuminatum subsp. fasciculatum L. C. Wheeler 1959-7-16 7575 Plumas Northern Sierra Nevada Mtns, Butterfly Valley Comment
  SEINET11686126  Dichanthelium acuminatum subsp. thermale W. Knight, Knight, I. 1983-1 4929 Plumas above Drakesbad guest ranch, Lassen Volcanic Nat'l Park 1753 Comment
  SEINET10533901  Dichelostemma congestum A. Arthur Heller, Patrick B. Kennedy 1907-7-8 Heller 8768 Plumas Near Greenville, Calif. Comment
  RSA7879  Dichelostemma multiflorum H. A. Barker 1927-7-1 760 Plumas Blairsden 1372 Comment
  CAS-BOT-BC502674  Dichelostemma multiflorum A. A. Heller; B. B. Kennedy 1907-7-8 8768 Plumas Near Greenville Comment
  CHSC112607  Dieteria canescens var. canescens Lowell Ahart 2013-9-11 19025 Plumas On both sides of the paved road, on the north side of Antelope Lake, about 1/2 mile west of Antelope Creek, about 16 miles (air) northeast of Taylorsville. 1584 Comment
  JEPS113539  Dieteria canescens var. canescens Lowell Ahart, Josephine Guardino 2007-7-21 14379 Plumas Around pine trees, about 100 yards northeast of the bridge, about 80 yards east of the intersection, on the north side of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis 1793 Comment
  CAS-BOT-BC290981  Dieteria canescens var. shastensis Carl B. Wolf 1937-9-5 9291 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co. line 1463 Comment
  CHSC97261  Dieteria canescens var. shastensis Lowell Ahart; John Dittes 2007-8-9 14446 Plumas On the north side of the poor dirt road, about 400 yards southwest of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CHSC32830  Diplacus kelloggii W. Michael Foster 1981-4-26 13 Plumas Ca. 60 ft se of confluence of Bucks creek and the North Fork of the Feather River, ca. 24 mi w of Quincy. 579 Comment
  CHSC21208  Diplacus mephiticus F. T. Griggs; A. Pass 1975-7-11 162 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC73823  Diplacus mephiticus B. Castro 1997-6-9 730 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir, on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22N50X which climbs the peak. 1694 Comment
  SJSU15158  Diplacus mephiticus N. A. Hopkins 1993-6-16 1729 Plumas Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  CAS-BOT-BC151259  Diplacus torreyi John Thomas Howell 1926-7-26 2123 Plumas Near Prattville 1371 Comment
  CHSC24968  Diplacus torreyi L. Mayer; D. Brink 1975-7-3 Plumas Buck's Lake Survey. Comment
  CHSC79582  Diplacus torreyi S. E. Schoenig 1998-7-5 98 -73 Plumas On N side of Hwy36, 1.0 mi W of junction with Hwy 89. 7 mi W of Chester. 1493 Comment
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Mar 10 2006
  CHSC89535  Diplacus torreyi S. E. Schoenig 1998-7-5 98 -73 Plumas On N side of Hwy 36, 1.0 mi W of junction with Hwy 89. 7 mi W of Chester. 1493 Comment
  CAS-BOT-BC151683  Diplacus torreyi Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy Grade Comment
  CAS-BOT-BC208631  Distichlis spicata J. H. Thomas 1956-7-14 6055 Plumas New Idria Road from Panoche to Idria, about 5 miles S of Panoche, along Griswold Creek 457 Comment
  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
  UC1220403  Downingia bacigalupii C. M. Wilder 1912-7-2 1864 Plumas road s Prattville Comment
  RSA52924  Downingia bacigalupii R. Weatherby 1950-7-28 1488 Plumas Indian Creek Canyon N of Taylorsville. 1067 Comment
  RSA93300  Downingia bacigalupii J. T. Howell 1926-7-30 2166 Plumas Near Prattville on Lake Almonor Comment
  UC1243993  Downingia bacigalupii John H. Weiler 1959-6-28 59207 Plumas 2.4 mi s Plumas County line (along Highway 89) Comment
  CHSC81357  Draba verna L. P. Janeway 1996-4-11 4955 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC41395  Draba verna John Thomas Howell 1963-6-4 39402 Plumas Sierra Valley south of Beckwourth. 1463 Comment
  CHSC37029  Draba verna var. verna M. S. Taylor 1982-5-7 4415 Plumas Ramelli Ranch, near Feather River s side, ca. 1/4 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth. 1487 Comment
  RSA794787  Draperia systyla L. Ahart, John Dittes 2009-7-15 16100 Plumas Northeast of the power line, on the east side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 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
  UCD105968  Draperia systyla Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 320 Comment
  JEPS84398  Drosera anglica V. Oswald and W. Dempsey 1989-8-24 3960 Plumas 11 air mi nw Chester (s edge of park); Lassen Volcanic National Park, Little Willow Lake 1828 Comment
  UCD99520  Drosera filiformis Barry Rice 2004-9-1 BR 040901 Plumas in Butterfly Valley Botanical Area. Comment
  CHSC20977  Drosera rotundifolia F. T. Griggs; A. Pass 1975-7-23 252 Plumas N shore Lower Buck's Lake. ... Field redacted by CHSC, contact the data manager for more information Comment
  CHSC92964  Drosera rotundifolia L. P. Janeway; B. Castro 2005-9-11 8544 Plumas Northern High Sierra Nevada. Middle of the fen ab ... Field redacted by CHSC, contact the data manager for more information 1893 Comment
  JEPS96133  Drosera rotundifolia Vernon H. Oswald and Lowell Ahart 1996-7-15 8050 Plumas on Forest Rd 28N11 just s Last Chance Campground (n end of lake); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  CAS-BOT-BC401588  Drosera rotundifolia Anna Head 1923-7-1 s.n. Plumas Meadow Valley Comment
  CAS-BOT-BC143433  Drymocallis lactea John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54395 Plumas 0.3 miles southwest of Bucks Summit on road to Bucks Lake 1645 Comment
  CAS-BOT-BC159304  Drymocallis lactea var. lactea Ella Dales Cantelow 1939-5-20 4318 Plumas Indian Valley, S.E. of Prattville Comment
  CAS-BOT-BC197242  Echinochloa muricata Walter Knight; Irja Knight 1967-7-10 2196 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  JEPS122165  Elatine Lowell Ahart 2014-8-20 19710 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  CHSC81616  Elatine triandra Lowell Ahart 2001-10-8 9325 A Plumas In shallow water of a small stream, east of Lost Cove, below the high water line of Antelope Lake, northeast of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 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
  CHSC82457  Eleocharis acicularis Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9833 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
  JEPS102595  Eleocharis acicularis Lowell Ahart 2001-10-16 9375 Plumas On the north side of a bank and a small stream, on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  CHSC59833  Eleocharis bella L. P. Janeway 1992-9-10 4305 Plumas Plumas National Forest. Edge of Middle Fork Feather River 1.5 mi west of Beckwourth. 1481 Comment
  SD46727  Eleocharis bella Robert J. Weatherby 1950-7-28 1491 Plumas North edge of Taylorsville, islands in marsh 1096 Comment
  CAS-BOT-BC113385  Eleocharis engelmannii Thomas H. Kearney 1944-8-14 18 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC112917  Eleocharis macrostachya John Thomas Howell 1926-7-26 2133 Plumas Near Prattville 1371 Comment
  UCD49741  Eleocharis macrostachya S. Galen Smith; Malcolm A. Nobs 1949-8-18 1358 Plumas Drying mud flats at the south end of Lake Almanor. Comment
  CAS-BOT-BC113329  Eleocharis montevidensis Fred Sommers; Greg Sommers 1976-7-20 104 Plumas Plants of the Marble Hot Springs Area, Sierra Valley Marsh. 1487 Comment
  RSA0009473  Eleocharis obtusa var. engelmannii Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  SEINET9084151  Eleocharis parishii L. Ahart 1997-9-11 7899 Plumas On the W edge of Caribou Road, on the W side of the North Fork of the Feather River, ca 1.8 mile S of mosquito Creek, ca 5 air miles NE of Belden. 792 Comment
  SEINET7587009 Image available Eleocharis quinqueflora Lowell Ahart 2000-5-21 8384 Plumas Butterfly Valley, about 5 miles (air) northwest of Quincy. 1006 Comment
  CAS-BOT-BC451530  Elodea canadensis M. S. Taylor; H. Swanson 1982-8-11 4977 Plumas Plumas Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 1712 Comment
  CDA33897  Elodea nuttallii Ed Finley 2010-8-25 Plumas Prattville; Butt Valley Reservoir, Ray Adams Boat Ramp, Prattville Butt Reservoir Rd. 0 Comment
  CAS-BOT-BC227606  Elymus elymoides John Thomas Howell 1977-6-20 52413 Plumas On the peninsula of Lake Almanor 1371 Comment
  CAS-BOT-BC227732  Elymus elymoides L. P. Janeway 1989-6-23 3390 Plumas Beckwourth Ranger District, Plumas National Forest. Upper slopes of ridge overlooking Crocker Cr from the east 1874 Comment
  JEPS113649  Elymus elymoides subsp. californicus Lowell Ahart, John Dittes 2007-6-16 14143 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  RSA299153  Elymus glaucus J. T. Howell 1975-7-22 51373 Plumas 2 miles northwest of Spring Garden 1174 Comment
  SEINET12745738  Elymus glaucus var. glaucus W. Harnach, N. Harnach 1990-6-27 419 Plumas Sierra Valley, W of Beckwourth, Ramelli Ranch (USFS), S of railroad. 1509 Comment
  RSA299268  Elymus multisetus J. T. Howell 1955-7-19 30779 Plumas Beckwourth; Sierra Nevada 1494 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
  POM267990  Elymus trachycaulus subsp. trachycaulus D. D. Keck 1944-7-8 5419 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather River 1357 Comment
  CHSC97532  Elytrigia elongata Lowell Ahart; John Dittes 2007-6-16 14145 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
  RSA768848  Elytrigia intermedia subsp. intermedia L. Ahart 2008-9-10 15370 Plumas North side of East Branch Creek, south side of Quincy La Porte Road, about 1.75 air miles south of Little Grass Valley Reservoir, about one mine northeast of La Porte. 1594 Comment
  UC1134407  Ephedra viridis C. G. Albertus 1934-11-13 80 Plumas 6 mi ne of Loyalton; Tahoe National Forest, Sierraville Quadrangle 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
  RSA246597  Epilobium brachycarpum Robert F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42352 Plumas Plumas National forest: Along Highway 70, 2 miles N of Quincy 1098 Comment
  SEINET12640894  Epilobium brachycarpum W. Harnach, N. Harnach 1990-1 402 Plumas Sierra Valley. N of Beckwourth, Genessee Road. 1615 Comment
  CHSC59757  Epilobium campestre L. P. Janeway 1992-9-16 4310 Plumas Plumas National Forest. Edge of Middle Fork Feather River 1.5 mi west of Beckwourth. 1481 Comment
  CHSC81135  Epilobium campestre Lowell Ahart 2001-8-29 9229 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC171705  Epilobium canum subsp. latifolium L. P. Janeway 1992-8-30 4299 Plumas McRae Meadow, upper end of East Nelson Creek, Plumas National Forest, Bechwourth Ranger District 1889 Comment
  CAS-BOT-BC171722  Epilobium canum subsp. latifolium H. Albert Barker 1926-7-11 111 Plumas Blairsden - Gold Lake Grade 1676 Comment
  CHSC42029  Epilobium canum subsp. latifolium Lowell Ahart 1986-9-10 5392 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
  CHSC88633  Epilobium canum subsp. latifolium Linnea Hanson 1981-8-9 167 Plumas Plumas National Forest. 1828 Comment
  RSA60131  Epilobium canum subsp. latifolium E. K. Balls 1950-9-5 15674 Plumas 1 mile off Highway 24 on La Porte Road, between Quincy and Ramelli, Thompson Valley 1159 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
  CHSC113888  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-8-24 19756 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  JEPS115111  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2009-7-27 16180 Plumas On damp to dry soil, bottom and sides of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  RSA0105544  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-8-24 19756 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  JEPS28613  Epilobium ciliatum subsp. ciliatum George W. Gillett 1957-7-17 798 Plumas moist gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  CHSC97278  Epilobium ciliatum subsp. glandulosum Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14467 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  CHSC115212  Epilobium densiflorum Lowell Ahart 2015-6-7 20221 Plumas West side of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 mile (air) west of La Porte. 1411 Comment
  CHSC91907  Epilobium densiflorum Lowell Ahart; Josephine Guardino 2005-8-9 12260 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
  JEPS124094  Epilobium densiflorum Lowell Ahart 2015-6-7 20221 Plumas 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. Comment
  JEPS106078  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2004-7-27 11316 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
  UC1075674  Epilobium hallianum Robert J. Weatherby 1955-7-2 1583 Plumas Wilcox Valley 1767 Comment
  CHSC21515  Epilobium hornemannii subsp. hornemannii L. Mayer; D. Brink 1975-7-8 Plumas Buck's Lake. Comment
  CHSC21686  Epilobium lactiflorum D. Brink; L. Mayer 1975-7-25 Plumas Buck's Lake. Comment
  JEPS115794  Epilobium minutum Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15863 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  SD46719  Epilobium oregonense Robert Weatherby 1955-7-2 1583 Plumas Common in damp meadow bordered by Pinus murrayana. Red Fir Forest. Wilcox Valley. 1768 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
  CHSC66286  Equisetum arvense Lowell Ahart 1996-6-28 7686 Plumas About 1/2 mile south-west of the Feather Fork Mine, about 1 mile north-east of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1676 Comment
  CAS-BOT-BC57392  Equisetum laevigatum David D. Keck 1932-7-3 1674 Plumas Quincy, in the Northern Sierra Nevada, at bridge over Spanish Creek 1066 Comment
  CAS-BOT-BC57400  Equisetum laevigatum John Thomas Howell 1966-7-28 42007 Plumas Along highway, 5 miles n. of Quincy on road to Keddie Comment
  SEINET6031840  Equisetum telmateia J. T. Howell, G. H. True., Jr. 1969-4-8 45485 Plumas Feather River Canyon at Storrie 549 Comment
  CAS-BOT-BC204596  Eragrostis mexicana subsp. virescens John Thomas Howell 1961-9-22 36811 Plumas Greenville 1088 Comment
  CAS-BOT-BC284070  Eragrostis pectinacea var. pectinacea John Thomas Howell 1961-9-22 36810 Plumas Greenville, Sierra Nevada 1088 Comment
  CHSC105593  Eremogone aculeata L. P. Janeway 2010-7-13 10102 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir. 1721 Comment
  JEPS26128  Eremogone aculeata C. G. Albertus 1935-8-13 266 Plumas Mount Ingalis, Downieville Quadrangle 2553 Comment
  CAS-BOT-BC174179  Eremogone cliftonii A. A. Heller 1915-7-7 12071 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 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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Jul 8 2014
  CHSC41392  Eremogone cliftonii Lowell Ahart 1986-7-25 5378 Plumas Near the road, about 1 1/2 miles west of Sawmill Flat, about 4 1/2 miles west of Finger Board, about 7 miles north-west of Pilot Peak. 1767 Comment
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Jul 8 2014
  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
  CHSC92522  Eremogone cliftonii Samantha Mackey Hillaire; Matt Brown 2005-6-20 1225 Plumas Near Lower Buck's Lake. UTM 10 S 0647547, 4417976 NAD 1983. 1524 Comment
  SEINET8361345  Eremogone cliftonii A. A. Heller 1915-7-7 12071 Plumas near the summit of Soapstone ridge in the Sierra Nevada; 12 miles west of Bucks. 1676 Comment
  CHSC75487  Eremogone congesta var. congesta G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3098 Plumas Reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CAS-BOT-BC174300  Eremogone congesta var. suffrutescens John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2199 Plumas Mouth of Butterfly Creek. Butterfly Botanical Area and Vicinity 883 Comment
  CHSC60530  Eremogone congesta var. suffrutescens L. P. Janeway 1992-5-22 4191 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
  CAS-BOT-BC174303  Eremogone congesta var. suffrutescens A. A. Heller; P. B. Kennedy 1907-7-16 8869 Plumas Grade between Genessee [Genesee] Valley and Summit Comment
  SEINET14608259  Eriastrum signatum W. Harnach, N. Harnach 2003-6-7 1144 Plumas Sierra Valley, ca 2 miles NNE of Chilcoot. 1631 Comment
  CAS-BOT-BC286646  Ericameria bloomeri John Thomas Howell; Gordon H. True 1973-7-31 50076 Plumas Summit ridge of Thompson Peak. Diamond Range 2362 Comment
  CAS-BOT-BC286656  Ericameria bloomeri John Thomas Howell 1961-9-25 36962 Plumas Portola 1478 Comment
  CAS-BOT-BC286665  Ericameria bloomeri John Thomas Howell 1926-7-29 2150 Plumas On Chester-Westwood road 1/2 miles west of Lassen Co. line Comment
  CHSC36880  Ericameria bloomeri M. S. Taylor 1981-8-4 4152 Plumas On top of Wildcat Ridge, ca. 4 air mi nw of Antelope Lake, ca. 13 air mi ne of Taylorsville. 2164 Comment
  CHSC67343  Ericameria bloomeri James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2565 Plumas Red Mtn. Rd. above junction with Rich Gulch Rd., N of Hwy. 70. Comment
  CHSC97315  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
  JEPS31334  Ericameria bloomeri R. F. Hoover 1940-9-22 4627 Plumas Chester Comment
  RSA59682  Ericameria bloomeri E. K. Balls 1950-9-9 15751 Plumas About 1 mile west of Lakes Center Public Camp, trail to Long Lake outlet 2073 Comment
  UC1118676  Ericameria bloomeri N. French 1934-11-16 555 Plumas 6 mi s Beckwith; Sierraville Quad. 1493 Comment
  UC1118691  Ericameria bloomeri C. W. Hanks 1934-9-6 69 Plumas Top of Dixie Mtn. Plumas National Forest, Sierraville Quad., Top of Dixie Mtn. 2438 Comment
  UC204684  Ericameria bloomeri I. M. Johnston 1919-9-2 2185 Plumas Portola 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
  CHSC69200  Ericameria nauseosa var. speciosa James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2572 Plumas Red Mtn. Rd. in saddle below summit, above junction with Rich Gulch Rd., N of Hwy. 70. Comment
  JEPS21504  Ericameria nauseosa var. speciosa W. L. Jepson 1939-8-16 19441 Plumas banks of Feather River within the town limits of Portola Feather River Comment
  UC1119756  Ericameria nauseosa var. speciosa C. G. Albertus 1935-8-29 278 Plumas 2 mi e of Grizzly Peak; Plumas National Forest, Sierraville Quadrangle 1767 Comment
  JEPS96047  Ericameria parryi var. latior Vernon H. Oswald and Lowell Ahart 1996-7-15 8284 Plumas Forest road 29N11 Last Chance Campground (on e side of marsh, n end of lake); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  CAS-BOT-BC293019  Ericameria parryi var. nevadensis E. K. Balls 1950-9-4 15672 Plumas Feather River Experiment Station, 4 miles north of Quincy 1219 Comment
  JEPS75281  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34967 Plumas near Beckwourth; Sierra Valley 1478 Comment
  RSA109789  Erigeron E. K. Balls, Lee W. Lenz 1956-6-19 21836 Plumas 3.6 mi. SE of jct. with State Hwy. 36 and State Hwy. 89, W of lake Almanor. 1433 Comment
  SEINET8078459 Image available Erigeron barbellulatus D. E. Lepley 2006-7-11 s.n. Plumas Summit ust north of Red Rock Lookout. Take County Road 204 (Gold Run Road) south from Susanville about 10 miles to pass west of Diamond Mt., then east and southeast on Roads 28N64 and 28N63 to creek draining Gilman Basin, then south on foot toward ridgeline about a a half mile 2292 Comment
  CHSC81095  Erigeron canadensis Lowell Ahart 2001-8-28 9222 Plumas Strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC94664  Erigeron canadensis Lowell Ahart 2006-10-8 13400 Plumas On the west bank of Chips Creek, south of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden. 715 Comment
  CAS-BOT-BC294962  Erigeron compositus John Thomas Howell; Gordon H. True 1973-7-31 50078 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  CAS-BOT-BC297149  Erigeron concinnus var. concinnus Alice Eastwood 1927-6-27 14874 Plumas Near Chilcoot Comment
  SEINET10475344  Erigeron decumbens var. robustior Mary Susan Taylor 1982-7-8 Taylor 4801 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  SEINET8667134 Image available Erigeron divergens W. Harnach, N. Harnach 1990-6-19 398 Plumas Sierra Valley. Approx 3 road miles N of Beckwourth on Genesse [Genessee] Rd 1585 Comment
  RSA185349  Erigeron divergens Clare B. Hardham 1961-6-15 7427 Plumas Junction of Indian Creek and Feather River Comment
  SEINET3454486  Erigeron divergens G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-24 3177 Plumas Sierra Nevadas, Sierra Nevadas, 2.5 miles northeast of Quincy junction on Mount Hough-Crystal Lake Road at junction of Howell's Road to Tollgate Creek and Keddie 1280 Comment
  CAS-BOT-BC300405  Erigeron eatonii var. plantagineus Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC72433  Erigeron eatonii var. plantagineus L. P. Janeway 1998-6-24 5667 Plumas South side of Ferris Creek about 1 mi southwest of Last Chance Creek (near 'Ferris Cabin'). Along Road 28N03. 1780 Comment
  JEPS125976  Erigeron eatonii var. plantagineus D. W. Taylor 2001-6-20 17803 Plumas Plumas National Forest; ridge dividing Middle Creek from Indian Creek, ca 2.5 air miles SSW of Antelope Lake Dam. Comment
  RSA523584  Erigeron eatonii var. plantagineus Barbara Ertter 1989-7-4 8686 Plumas Coyote Flat W of Lake Almanor, 4.2 mi W of jct of Hwy 89 and Hwy 36. 1524 Comment
  CAS-BOT-BC300422  Erigeron eatonii var. sonnei M. S. Taylor 1981-6-10 3883 Plumas In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi n of Genesee-Beckwourth Rd, ca. 11 air mi nw of Beckwourth 1676 Comment
  CHSC118723  Erigeron eatonii var. sonnei Amy Rachkowski; Wendy L. Boes 2015-6-25 2015003 Plumas Plumas National Forest. Located near Moonlight Valley, west of Forest Service road 28N80, north of 27N77. UTM 686937 E, 4455599 N, NAD83 Zone 10N. 1680 Comment
  CAS-BOT-BC295215  Erigeron inornatus L. P. Janeway 1990-8-24 3833 Plumas Plumas National Forest, Beckwourth Ranger District. SE-facing slope above Crystal Cr ca 1 1/2 mi W of Red Clover Cr. 1889 Comment
  HSC39438  Erigeron inornatus var. inornatus J. O. Sawyer 1976-8-5 2930 Plumas Bucks Summit E of Bucks Lake Comment
  RSA768930  Erigeron inornatus var. inornatus L. Ahart, John Dittes 2010-10-21 17307 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 2.5 air miles northeast of Pilot Peak. 1929 Comment
  SEINET5507544  Erigeron inornatus var. inornatus R. Spellenberg, M. Spellenberg 2013-7-23 14580 Plumas 28 air km NW of junction of Plumas, Lassen and Sierra counties, 6.4 km N of Beckwourth on Beckworth-Genesee Rd. (USFS 177) 1665 Comment
  CHSC71631  Erigeron lassenianus var. deficiens Vernon H. Oswald; Lowell Ahart 1998-8-11 9487 Plumas Northwest of Onion Valley at Sawpit Flat on Cleghorn Bar Rd. 1.5 mi west of Quincy-La Porte Rd. (County Rd. 511). 1920 Comment
  CAS-BOT-BC295492  Erigeron lassenianus var. lassenianus Lewis S. Rose 1966-7-26 66048 Plumas Butterfly Valley, 3 mi. w. of Keddie 1066 Comment
  CAS-BOT-BC295788  Erigeron petrophilus var. sierrensis M. S. Taylor; W. Dakon; T. Griggs 1980-9-27 3346 A Plumas Ca. 1/4 mi s of Bucks Lake-Spanish Ranch Rd, ca. 1/4 mi e of Frenchman Hill, ca. 20 mi sw of Quincy 1645 Comment
  HSC72955  Erigeron petrophilus var. sierrensis M. S. Taylor 1980-9-27 3346 Plumas 0.25 mi. S of Bucks Lake-Spanish Ranch Rd., 0.25 mi. E of Frenchman Hill, 20 mi. SW of Quincy 1646 Comment
  CHSC115719  Erigeron petrophilus var. sierrensis K. Bovee 2013-6-20 0048 Plumas Lassen National Forest, on north-facing slope south of Grizzly Creek, on roadcut of Road 26N08. Area burned at high intensity in Chips Fire of 2012. 1341 Comment
  CHSC118800  Erigeron petrophilus var. sierrensis Noah Siegel 2015-7-29 2015 -004 Plumas On eastern Rush Creek Hill. Forest Service Road 27N76 near 26N22L (UTM 659415 E, 4437357 N, NAD 83 Zone 10N; Elevation 1675 m.) 1675 Comment
  SEINET11268225  Erigeron petrophilus var. sierrensis Lowell Ahart 1993-9-10 7225 Plumas Near the west side of the South Fork of the Feather River, on the north side of the dirt road, about 1 (air) mile south west of Pilot Peak.; 0 Comment
  RSA0049613  Erigeron pumilus var. intermedius Dean Wm. Taylor 2012-6-7 21234 Plumas Diamond Mountains; ridgetop 1 mile east of Diamond Peak 2225 Comment
  CHSC60542  Eriogonum baileyi var. baileyi L. P. Janeway 1992-7-23 4278 Plumas Plumas National Forest Beckwourth Ranger District Jackson Compartment. Gravel bar on north side Middle Fork Feather River near mouth of Bonta Creek and below the Mohawk Ranger Station. 1315 Comment
  JEPS125730  Eriogonum baileyi var. praebens William Harnach 2015-7-26 1434 Plumas Beckwourth Pass. Comment
  CDA17292  Eriogonum caespitosum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16320 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
  NY803687  Eriogonum douglasii var. meridionale J. L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service Roads 28N01 and 28N70 on flat west of highway, 11.9 airmiles NNW of Beckwourth. 1707 Comment
  UC584322  Eriogonum douglasii var. meridionale G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2238 Plumas n Engelmine; Red Rock Comment
  RSA107490  Eriogonum elatum var. villosum L. S. Rose 1955-7-20 55159 Plumas Mohawk. 1372 Comment
  RSA11908  Eriogonum marifolium Elmer I. Applegate 1929-6-21 5817 Plumas Kelly's Camp, Warner Valley, Mt. Lassen region Comment
  UC1032141  Eriogonum marifolium E. Sawyer 1935-6-25 149 Plumas 1 1/2 mi ssw Crow; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC263306  Eriogonum marifolium var. marifolium Lowell Ahart 1989-7-2 6340 Plumas On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte 2255 Comment
  CAS-BOT-BC263314  Eriogonum marifolium var. marifolium Anna Head 1920-7-12 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC76139  Eriogonum marifolium var. marifolium G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3260 Plumas Mount Hough summit. 2194 Comment
  CAS-BOT-BC261363  Eriogonum nudum var. deductum Rimo Bacigalupi 1927-7-11 1713 Plumas Near Grassy Lake Meadows near Bear Lake, Gold Lake Region 1889 Comment
  UC1032194  Eriogonum nudum var. deductum G. T. Nordstrom 1934-7-3 180 Plumas 1 3/4 mi s by se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC261360  Eriogonum nudum var. deductum A. A. Heller; P. B. Kennedy 1907-7-13 8834 Plumas Between Taylorville [Taylorsvillel] and Little Grizzly Creek Comment
  CAS-BOT-BC261598  Eriogonum nudum var. nudum Lowell Ahart 1986-7-25 5368 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak 1828 Comment
  CHSC24261  Eriogonum nudum var. nudum K. R. Stern 1974-7-24 Plumas S end of Lake Almanor. Comment
  CAS-BOT-BC261602  Eriogonum nudum var. nudum M. S. Taylor 1982-8-4 4913 Plumas Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy Comment
  CDA14662  Eriogonum nudum var. oblongifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3101 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  POM161732  Eriogonum nudum var. oblongifolium R. C. Bacigalupi 1927-7-12 1725 Plumas at Quincy Junction Station 1067 Comment
  UC917108  Eriogonum nudum var. oblongifolium K. L. Olsen 1949-7-31 25 -A Plumas 2 mi n, on road to Caribou Howells; Feather River Canyon Comment
  UCD100553  Eriogonum nudum var. oblongifolium Robbins; Raynor 1943-6-1 s.n. Plumas Near Quincy. Comment
  UCD100719  Eriogonum nudum var. pubiflorum K. L. Olsen 1949-7-31 25 - Plumas Feather River Canyon, 2 miles north of Howells, on road to Caribou. Comment
  SD42557  Eriogonum pedunculatum Carl B. Wolf 1937-8-6 9066 Plumas Northern Sierra Nevada, Mohawk Valley, 2 mi. No. of Blairsden 1341 Comment
  UC565986  Eriogonum umbellatum var. dumosum F. W. Embree 1934-6-11 96 Plumas 1 mi ne Bucks Ranch; Bidwell Bar Quadrangle 1600 Comment
  CHSC40927  Eriogonum umbellatum var. modocense K. R. Stern 1985-6-25 8210 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC45851  Eriogonum umbellatum var. modocense Lowell Ahart 1975-7-20 924 Plumas Growing on the dry rocky ridge east of Mount Etna, about 12 miles north-east of La Porte. 2133 Comment
  CAS-BOT-BC262078  Eriogonum umbellatum var. nevadense Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC265166  Eriogonum umbellatum var. nevadense Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  CAS-BOT-BC265170  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-8-31 5081 Plumas Summit of Kettle Rock Lookout, just S of Taylor Lake ca. 6 air mine of Taylorsville 2383 Comment
  CDA17291  Eriogonum umbellatum var. nevadense G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16319 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
  CHSC98922  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-8-13 9186 Plumas Northern High Sierra Nevada. Above Road 24N31 about 0.8 air km east of Little Schneider Creek. 1402 Comment
  JEPS94855  Eriogonum umbellatum var. polyanthum Vernon H. Oswald and Lowell Ahart 1998-8-11 9486 Plumas Oroville-Quincy Highway w of Meadow Valley (0.1 mi w of Silver Lake Road); Oroville-Quincy Highway 1158 Comment
  LA207055  Eriogonum umbellatum var. polyanthum C. W. Hallis; 1928-6-30 sn Plumas Mount Lassin National Forest, From the inside of the crater of Cinder Cave, Drakesbad Comment
  RSA769021  Eriogonum umbellatum var. polyanthum L. Ahart 2008-8-13 15192 Plumas About 100 yards north of Kenzie Ravine and the road, about 0.5 miles east of Little Grassy Valley Reservoir, about 4 air miles northeast of La Porte. 1599 Comment
  SBBG18310  Eriogonum ursinum C. B. Hardham 1961-6-15 7420 Plumas Engel Mine 1828 Comment
  UC912774  Eriogonum ursinum Anna Head 1920-4-1 Plumas Lake Center Camp Feather River Region, Lake Center Camp Comment
  CHSC62154  Eriogonum ursinum var. ursinum L. P. Janeway 1993-7-19 4462 Plumas Plumas National Forest Quincy Ranger District Red Hill Compartment. Southwest side of the top of Red Hill. 1874 Comment
  SEINET5332057  Eriogonum ursinum var. ursinum J. L. Reveal 1971-6-23 2468 Plumas Along California Highway 89, 4 miles northwest of Greenville and about 4 miles southeast of Canyondam. 1219 Comment
  CAS-BOT-BC262327  Eriogonum vimineum W. Harnach; N. Harnach 1990-6-16 387 Plumas Sierra Valley. Frank Dotta Ranch 1524 Comment
  CAS-BOT-BC264127  Eriogonum vimineum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2184 Plumas Mouth of Butterfly, Butterfly Botanical Area and vicinity 883 Comment
  RSA107091  Eriogonum vimineum L. S. Rose 1955-7-19 55145 Plumas Portola. 1479 Comment
  SEINET3814205 Image available Eriogonum vimineum Lewis S. Rose 1932-9-4 32601 Plumas Portola. 1372 Comment
  CAS-BOT-BC264131  Eriogonum vimineum John Thomas Howell 1955-7-19 30732 Plumas Portola, west of town, Sierra Nevada 1478 Comment
  RSA60132  Eriogonum vimineum E. K. Balls 1950-9-5 15675 Plumas on La Porte rd., 3 mi. S of turn off from Hwy 24, east of Quincy, 1220 Comment
  SEINET10672053  Eriophyllum lanatum Patricia L. Kenney, Melvin L. Conrad; Douglas G. LeDoux 1973-6-5 Kenney 420 Plumas Along roadside of Hwy. 89, 5 mi. N of jct. of Hwy. 70 & 89. Yellow pine, Douglas fir and oaks. 1067 Comment
  UC186460  Eriophyllum lanatum var. achilleoides A. A. Heller and P. B. Kennedy 1907-7-15 8849 Plumas Little Grizzly Creek; near mouth, below Genessee Comment
  CAS-BOT-BC124156  Eriophyllum lanatum var. cuneatum Amos Arthur Heller; P. B. Kennedy 1907-7-15 8849 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CAS-BOT-BC308262  Eriophyllum lanatum var. integrifolium M. S. Taylor 1981-5-10 3665 Plumas N side of Genesee Valley Road, ca. 4 air mi. W of Genesee 1097 Comment
  UC1118251  Eriophyllum lanatum var. integrifolium E. Sawyer 1935-6-10 94 Plumas 4.75 mi wsw Summit; Sierraville Quadrangle Comment
  SEINET10475142  Eriophyllum lanatum var. integrifolium Mary Susan Taylor 1981-5-10 Taylor 3665 Plumas T25N R11E ne sec 12. Greenville SE quad. N side of Genesee Valley Rd, ca. 4 mi W of Genesee. Oak-Pine Forest; 3600 ft. Dry soils in partial shade. 1097 Comment
  SEINET11991678  Erysimum asperum Unknown 1984-1 11 Plumas ca 40 mi NE of Oroville & 150 yds W of North Fork Feather River 610 Comment
  CAS-BOT-BC54323  Erysimum capitatum Anna Head 1920-6-9 s.n. Plumas Feather River Region. Camp Badgers. 701 Comment
  CHSC55680  Erysimum capitatum Ben Cunningham 1991-4-20 Plumas Ca. 1.4 mi s of Rock Creek Dam and 10 ft w of Highway 70, 35a mi s of Greenville. 731 Comment
  CAS-BOT-BC54321  Erysimum capitatum Gladys L. Smith 1976-6-7 4579 Plumas Small creek ford at top of grade after crossing bridge over Middle Fork Feather River. 1280 Comment
  CHSC89523  Erysimum capitatum var. capitatum G. Douglas Barbe; T. C. Fuller 1982-6-15 3726 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  CHSC34295  Erythranthe cardinalis M. S. Taylor 1981-8-19 4215 Plumas Jct Bell Creek and rd 23N10, ca. 1.5 mi w of Sloat. 1310 Comment
  SEINET14291740  Erythranthe guttata A. A. Heller, P. B. Kennedy 1907-7-11 8794 Plumas Sierra Nevada, Prattville. Comment
  SD7098  Erythranthe moschata Austin 1880-1 Plumas Big Meadows Comment
  SD7095  Erythranthe pulsiferae none given 1880-1 Plumas Plumas Co. Comment
  POM43959  Erythranthe pulsiferae Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico at Sutton House. 1220 Comment
  CHSC1775  Erythranthe rubella 1932-5-20 Plumas Almanor meadows. 1371 Comment
  CAS-BOT-BC505247  Erythronium grandiflorum J. Ed. McClellan; Bonnie McClellan 1968-6-14 s. n. Plumas Above Camp Mi ---- above Quincy - La Porte road 2011 Comment
  CHSC111850  Erythronium purpurascens L. P. Janeway 2014-5-7 11243 Plumas Northern High Sierra Nevada. Plumas National Forest; south-facing slope on southeast end of Red Mountain, along Road 23N69 0.9 road-km northwest of 18 Road (23N18); headwaters area to minor drainages into West Branch Coldwater Creek. 1902 Comment
  CHSC2450  Erythronium purpurascens R. Carter 1965-7-2 281 Plumas Green Is. L., SE shore in small, grassy meadow, ca. 15 yds. From shore of lake. 1828 Comment
  SD6486  Erythronium purpurascens Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  UC119847  Erythronium purpurascens Mrs. R. M. Austin Apr. 1878 287 Plumas Big Meadows Comment
  CAS-BOT-BC403355  Eschscholzia californica Alice Eastwood 1927-6-27 14870 Plumas United States Forest Reserve. Chilcott [Chilcoot] Comment
  SEINET3160626  Eschscholzia californica E. K. Balls 1950-9-6 15692 Plumas 3.1 mi. e. of turn to Sloat, between Quincy and Portola, Hwy 24 1250 Comment
  POM253321  Eschscholzia californica var. crocea A. A. Heller 1938-7-2 15239 Plumas 3 miles east of Quincy. 1098 Comment
  CAS-BOT-BC310380  Eucephalus breweri Robert J. Weatherby 1950-8-11 1519 Plumas Mt. Elwell, Lakes Basin Area 2286 Comment
  CAS-BOT-BC310383  Eucephalus breweri Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC108463  Eucephalus breweri Lowell Ahart 2011-9-20 17678 Plumas Forest floor along the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  JEPS113432  Eucephalus breweri Lowell Ahart, John Dittes 2007-8-9 14445 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 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
  SEINET3386675 Image available Eucephalus breweri Lewis S. Rose 1932-9-5 32618 Plumas Jamison Lake 1890 Comment
  CHSC40361  Euphorbia crenulata Lowell Ahart 1985-7-1 5097 Plumas Along the edges of the dirt road, about 1 1/2 miles east of Sawmill Flat, 1/2 mile north of Cleghorn Bar Road, about 5 miles north-west of Pilot Pk. 1828 Comment
  CAS-BOT-BC310545  Eurybia integrifolia M. B. Kildale 1926-9-11 2776 Plumas Chester 1289 Comment
  CHSC53578  Eurybia integrifolia L. P. Janeway 1989-7-20 3509 Plumas Plumas National Forest. North end of Crocker Meadow; near the Beckwourth-Genesee Rd (rd111) 6.3 mi N of Beckwourth. 1737 Comment
  CAS-BOT-BC310537  Eurybia integrifolia L. P. Janeway 1989-7-20 3509 Plumas Plumas National Forest, Beckwourth Ranger District. North end of Crocker Meadow; near the Beckwourth-Genesee Rd (rd 111) 6.3 mi N of Beckwourth 1737 Comment
  UC297889  Eurybia integrifolia Milo S. Baker 1926-8-26 298 f-26 Plumas Lee's Camp Comment
  CAS-BOT-BC310593  Eurybia radulina John Thomas Howell 1961-9-23 36817 Plumas Greenville 1088 Comment
  POM312331  Euthamia occidentalis Malcolm A. Nobs, S. Galen Smith 1949-8-19 1455 Plumas Marshy pond on SE side of Portola Comment
  CDA18660  Festuca G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-24 3193 Plumas Sierra Nevada; 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  CDA18462  Festuca G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3208 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  CHSC80910  Festuca idahoensis Lowell Ahart 2001-7-19 8953 Plumas On a sand bar, on the east side of Hopkins Creek, about 100 yards northwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  JEPS115944  Festuca idahoensis Lowell Ahart, John Dittes 2009-7-13 16036 Plumas On dry to damp soil, on the west side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CAS-BOT-BC278852  Festuca occidentalis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54294 Plumas On China Grade, 1.4 miles south of Taylorsville 1402 Comment
  CHSC118814  Festuca occidentalis Wendy L. Boes; Jim Battagin 2015-5-12 2015 -02 Plumas Between Forest Service Road 25N18Y and Caribou Roadd, south of Northfork Campground. (UTM652180 E, 4433328 N, NAD83 Zone 10N; Elevation 792 m.) 792 Comment
  CHSC118770  Festuca pratensis Chelsea Morgan; Wendy L. Boes 2015-6-25 2015 -012 Plumas Plumas National Forest. Near Moonlight Valley, southeast of Forest Service Road 28N80, west of 27N72. (UTM 686698 E, 4455063 N, NAD83 Zone 10N. 1700 Comment
  CAS-BOT-BC279021  Festuca rubra John Thomas Howell; Gordon H. True 1969-6-23 45800 Plumas Lewisia Rock, Feather River Canyon 609 Comment
  CAS-BOT-BC278636  Festuca subulata Lowell Ahart 1980-8-12 2533 Plumas Along Onion Creek, near Diamond Spring Hill, ca. 1.5 mi E of La Porte Road, ca. 6 mi. SW of La Porte 1400 Comment
  CAS-BOT-BC282569  Festuca viridula John Thomas Howell 1951-6-28 27702 Plumas Eureka Peak 2255 Comment
  CHSC75401  Fragaria virginiana Vernon H. Oswald 1999-5-26 9729 Plumas High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. On forest floor between the road and a meadow. 1371 Comment
  CAS-BOT-BC55670  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-BC55684  Frangula purshiana John Thomas Howell 1963-6-3 39395 Plumas Butterfly Valley Comment
  CAS-BOT-BC55685  Frangula purshiana John Thomas Howell 1959-9-24 34935 Plumas Butterfly Valley near mouth Comment
  RSA726869  Frangula purshiana L. P. Janeway 2007-6-3 9031 Plumas Northern High Sierra Nevada. Soapstone Hill, ridgetop along north side of Oroville-Quincy Hwy 0.4 mi east of Frog Rock 1646 Comment
  SEINET10493575  Frangula purshiana Mary Susan Taylor 1981-7-18 Taylor 4054 Plumas T26N R7E sw/se sec 33, Almanor SW quad. On serpentine, N side of Caribou Rd, ca. 4 mi NE of its jct with Hwy 70 near Belden. 2700 ft elev. 823 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
  CAS-BOT-BC55710  Frangula rubra subsp. obtusissima Walter Knight; Irja Knight 1969-6-26 2421 Plumas Summit of Red Hill 1934 Comment
  UCD139690  Fritillaria Grady L. Webster 1992-5-17 7762 Plumas ca. 2 miles southwest of Grizzley Valley Dam. 1737 Comment
  CHSC107463  Fritillaria atropurpurea Matt Simenc; Rebecca Joyner 2011-7-2 26 Plumas Northern High Sierra Nevada. 0.25 miles (air) SE of Hwy 120 (La Porte Quincy Highway/ The Hogback) where it crosses Onion Valley Creek. 0.25 miles N of Pacific Crest Trail. Exposed, sunny, NE facing ridge on S side of Onion Valley Reservoir. 1965 Comment
  CHSC96743  Fritillaria atropurpurea L. P. Janeway 2007-5-20 8991 Plumas Northern High Sierra Nevada. Crest at head of Bean Creek (which drains to the south-southeast; East Branch North Fork Feather rivers to the north); at junction of Roads 25N17, 25N57, 25N59. 1573 Comment
  CAS-BOT-BC505269  Fritillaria atropurpurea Mary Strong Clemens 1920-5-28 s. n. Plumas Crystal Lake Comment
  UC1192017  Galium aparine Malcolm A. Nobs and S. Galen Smith 1949-8-19 1425 Plumas bog Indian Valley, Taylorsville (s end of valley) Comment
  CHSC102119  Galium bolanderi Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16219 Plumas On dry rocky soil, north side of Forest Service Road 26N22, 4,650 feet northwest of Rattlesnake Hill, 3.0 miles (air) south-southeast of Lake Almanor Dam. 1591 Comment
  UC1143082  Galium bolanderi C. G. Albertus 1935-7-20 211 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  JEPS26649  Galium bolanderi Lauramay T. Dempster 1961-6-15 1456 Plumas s Graeagle; Graeagle Estates 1524 Comment
  CHSC43031  Galium grayanum var. grayanum L. P. Janeway 1984-9-1 1113 Plumas Vicinity of Sierra Buttes. 2286 Comment
  CHSC73992  Galium grayanum var. grayanum B. Castro; L. Gehrung 1998-10-2 854 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 0.1 mi NW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. 1981 Comment
  JEPS115211  Galium trifidum var. pacificum Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16151 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam 1606 Comment
  SEINET10869774  Galium trifidum var. pacificum Mary Susan Taylor 1981-9-14 Taylor 4274 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
  JEPS122315  Galium triflorum Lowell Ahart 2014-8-31 19819 Plumas On the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  JEPS54487  Galium triflorum Walter Knight, Irja Knight, and John Thomas Howell 1966-7-27 1556 Plumas rock slope near mouth of Butterfly Creek; Butterfly Creek Botanical Area and vicinity 1036 Comment
  CAS-BOT-BC169860  Garrya fremontii Lewis S. Rose 1954-5-30 54075 Plumas Johnsville 1600 Comment
  CAS-BOT-BC169863  Garrya fremontii John Thomas Howell 1959-9-25 35033 Plumas 1.5 mi. se. of Cromberg 1584 Comment
  UC1122667  Garrya fremontii R. Roseberry 1934-11-1 2 Plumas 2 mi nw Mt. Jackson; Plumas National Forest, Downieville Quad. 1493 Comment
  RSA97510  Garrya fremontii L. S. Rose 1954-5-30 s.n. Plumas Johnsville. 1601 Comment
  CDA13756  Gayophytum diffusum subsp. parviflorum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13488 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Comment
  SBBG119864  Gayophytum diffusum subsp. parviflorum L. Ahart, J. Dittes 2003-8-8 10487 Plumas E side of Beckwourth Calpine Rd, ca. 3 mi S of Beckwourth, Sierra Valley 1482 Comment
  UC903105  Gayophytum diffusum subsp. parviflorum Ethel Crum 1937-8-7 1946 Plumas 3 mi w Lake Almanor 1524 Comment
  CHSC10821  Gayophytum heterozygum Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  CHSC80844  Gayophytum heterozygum Lowell Ahart 2001-7-17 8920 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC92179  Gayophytum heterozygum Lowell Ahart; John Dittes 2005-9-19 12408 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1986 Comment
  JEPS122088  Gayophytum heterozygum Lowell Ahart 2014-8-26 19797 Plumas On both sides 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
  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
  SEINET10847872 Image available Gentiana affinis R. M. Austin 1879-1 Austin s.n. Plumas Mt. Dyer. Comment
  SEINET7717332  Gentiana affinis Unknown Plumas Goose Lake Valley Comment
  SEINET7717338  Gentiana amarella Unknown Plumas Big meadows Comment
  SEINET10454844  Gentiana calycosa Mary Susan Taylor 1982-8-23 Taylor 5043 Plumas T25N R8E sw/nw sec 29. Almanor NE quad. Both sides of Virgilia-Meadow Valley Rd (25N17), along creek just w of head- waters of York Creek, ca. 1.4 air mi sw of Virgilia. 5000 ft. 1524 Comment
  CHSC59087  Gentiana newberryi var. tiogana Vernon H. Oswald 1992-8-10 5151 Plumas Lassen Volcanic National Park. Small corner of park on the SW side of Warner Valley Rd. between Lee and Kelly camps, near the S boundary. 1597 Comment
  UC405409  Gentianella amarella subsp. acuta Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UCD149986  Gentianopsis holopetala William Anderson 1964-10-3 s.n. Plumas Butterfly. Comment
Read comments
Apr 11 2016
  CHSC21209  Geum macrophyllum F. T. Griggs; A. Pass 1975-8-1 284 Plumas Buck's Lake. Comment
  SEINET10496735  Gilia capillaris Mary Susan Taylor 1981-8-4 Taylor 4156 Plumas 7100 ft. T28N R12E se 1/4 28 Diamond Mt. quad. On top of Wildcat Ridge, ca 4 air mi NW of Antelope Lake, ca. 13 air mi NE of Taylorville. Very rocky, open with few trees. Partially burned (old.) Tertiary volcanic on top of eocene marine. 2164 Comment
  SEINET5906110 Image available Gilia capitata L. S. Rose 1967-1 67123 Plumas Rich Bar. Comment
  UC1123742  Gilia capitata subsp. capitata A. Lewis 1934-6-12 475 Plumas Mooreville Ridge 4 1/2 mi sw Lexington Hill; Bidwell Bar Quad., sw of Lexington Hill Comment
  UC367215  Gilia capitata subsp. pedemontana J. G. Lemmon and wife Sep 1883 Plumas American Val American Val (N. Cal.) Comment
  CAS-BOT-BC123820  Githopsis latifolia A. L., Mrs. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  CAS-BOT-BC283870  Glyceria borealis Malcom A. Nobs; S. Galen Smith 1949-8-18 1380 Plumas Last Chance Marshes at N end of Lake Almanor, just S of Chester Comment
  CAS-BOT-BC283873  Glyceria borealis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1396 Plumas Butterfly Botanical Area and Vicinity. On E side of marsh 1097 Comment
  SEINET10920892  Glyceria borealis Lowell Ahart, John Dittes 2005-9-19 Ahart 12386 Plumas T27N, R11E, southwest 1/4 Section 35. Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  CAS-BOT-BC282693  Glyceria elata Lowell Ahart 1978-9-13 s.n. Plumas Along Bird Creek west of Pilot Pk. 2000 Comment
  CDA28232  Glyceria elata H. S. Yates 1913-7-4 Plumas 0 Comment
  UC1738826  Glyceria striata Dean W. Taylor 1976-8-7 6185 Plumas 1798 Comment
  CAS-BOT-BC303829  Gnaphalium Emily McPherson 1976-11-7 76- 32 -8 Plumas 5 miles N of Beckwourth 2055 Comment
  CHSC55665  Gnaphalium palustre K. R. Stern 1985-6-25 8315 Plumas Vicinity of Blairsden. 1402 Comment
  RSA60241  Gnaphalium palustre E. K. Balls 1950-9-2 15633 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley 2256 Comment
  UCD132414  Gnaphalium palustre John Thomas Howell 1960-7-18 35540 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CAS-BOT-BC307391  Gnaphalium palustre Lowell Ahart 1981-9-6 3077 Plumas 1 1/2 miles SW of Crecent Mills, Sierra Nevada 1200 Comment
  RSA122378  Gnaphalium palustre E. Sawyer 1935-6-27 160 Plumas Sierraville 1524 Comment
  CHSC32862  Gratiola ebracteata L. Ahart 1980-10-6 2676 Plumas Ca. 1 mi south of La Porte. 1600 Comment
  CHSC99801  Gratiola ebracteata Lowell Ahart 2008-7-9 15063 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte. 1689 Comment
  SEINET10832497  Gratiola neglecta Mary Susan Taylor 1982-8-27 Taylor 5057 Plumas T23N R14E nw/se sec 27. Portola quad. Ramelli Ranch, vernal pools on s side of RR tracks, ca. 1 mi sw of Beckwourth. 4880 ft. 1487 Comment
  CHSC34916  Grindelia nana M. S. Taylor 1981-8-5 4170 Plumas Indian Valley, s side of Hwy 206, 1.5 mi e of its jct with Hwy 89 just n of Crescent Mills. 1066 Comment
  CAS-BOT-BC304684  Grindelia squarrosa L. P. Janeway 1992-8-6 4286 Plumas Along Hwy 70, on south side of East Branch Feather River at Soda Creek; 2.8 mi east of Crystal Springs, 4.6 mi east of Grays Flat 899 Comment
  CHSC97786  Grindelia squarrosa var. serrulata L. P. Janeway; B. Castro 2007-8-18 9205 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
  CAS-BOT-BC182424  Hackelia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54263 Plumas About 1.4 mi. SE of summit of Mt. Hough on road to [Qunicy] Quincy 1950 Comment
  CHSC72303  Hackelia amethystina L. P. Janeway; Glenn Clifton 1998-7-8 5720 Plumas About 1.5 mi northeast of Indicator Peak; along Road 28N08 0.25 mi southwest of Road 29N03. 1944 Comment
  CHSC75470  Hackelia micrantha G. F. Hrusa; T. D. Wilfred 1997-6-26 13922 Plumas Sierra Nevada. About Brady's Camp. Pine Creek Valley, +/- 1/2 mi. NE Argentine Rock. 2125 Comment
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Sep 23 2008
  CHSC76124  Hackelia nervosa G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3258 Plumas Mount Hough-Crystal Lake Road, 1.4 miles below (southeast of) Mt. Hough summit. 1950 Comment
  JEPS55561  Hackelia nervosa Esther C. Fritz 1933-7-4 Plumas on summit & slopes Spanish Peak 2133 Comment
  UCR244687  Hackelia nervosa J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-22 54113 Plumas Sierra Nevada Mtns., 10.6 miles NE of LaPorte on road [LaPorte Rd.] to Quincy 1890 Comment
  UC573075  Hackelia nervosa H. L. Mason 1924-6-19 1067 Plumas hill w of Gold Lake Comment
  UC726949  Hackelia nervosa A. A. Heller 1942-8-14 16521 Plumas below Sulphur Works Checking Station Comment
  CAS-BOT-BC508332  Hastingsia alba Alice Eastwood 1927-6-13 14556 Plumas Forest Lodge, Greenville Comment
  CHSC79681  Hazardia whitneyi var. whitneyi G. F. Hrusa; T. D. Wilfred 1996-8-1 13416 Plumas Northern California, Sierra Nevada. ~ 1/4 mi. S of intersection of USFS 24N42 and 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. [Original lat./long. on label is '39 55 N; 120 44 W']. 1700 Comment
  CAS-BOT-BC306698  Helenium bigelovii Walter Knight; Irja Knight 1966-6-18 1291 Plumas Butterfly Valley 1036 Comment
  CHSC33888  Helenium bigelovii M. S. Taylor 1981-7-21 4087 Plumas Along creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, ca. 3 air mi n of Spring Garden. 1371 Comment
  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
  UC579650  Helianthella californica subsp. nevadensis E. Sawyer 1935-5-27 41 Plumas 1 3/4 mi n Kirby; Sierraville Quadrangle 1554 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
  CHSC89304  Helianthella californica var. nevadensis G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16334 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
  SD6703  Heliotropium curassavicum var. oculatum Mrs. R. M. Austin Aug 1894 Plumas Banks of Pitt River above Alturas Comment
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May 14 2014
  UC176448  Hemizonella minima A. A. Heller 1913-6-13 10843 Plumas near Marston Station 1066 Comment
  CAS-BOT-BC315019  Hemizonella minima A. A. Heller 1938-6-22 15178 Plumas At the airfield west of Chester 1304 Comment
  CAS-BOT-BC55286  Hesperis matronalis John Thomas Howell; Gordon H. True 1967-6-11 42568 A Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  SEINET10497050  Hesperochiron californicus Mary Susan Taylor 1982-5-19 Taylor 4487 Plumas 4800 ft. T23N R14E se/nw sec 27. Portola quad. Sandy scrub, semi-open grassy area, Ramelli Ranch, ca. l mi w of Beckwourth. 1463 Comment
  SD6698  Hesperochiron pumilus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  POM252963  Hesperochiron pumilus A. A. Heller 1938-5-21 15098 Plumas Just east of the highway maintenance station north of Chester, on Highway 36. Comment
  UC1563669  Hesperolinon micranthum Barbara Ertter 1989-7-4 8682 Plumas 2.2 mi w jct with Hwy 89 and Hwy 36 (sw of Chester) 1463 Comment
  HSC102780  Heterocodon rariflorum L. Ahart 2008-8-14 15209 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
  SEINET10972524  Heterocodon rariflorum Edward K. Balls 1950-9-15 Balls 15829 Plumas 6 MI NW OF CHESTER, N FORK FEATHER R. 4600 Comment
  SEINET10971147  Heterotheca villosa var. hispida Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4970 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
  SEINET5708821 Image available Heterotheca villosa var. minor Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7716 Plumas Chilcoot. Collected along Road 70, at Chilcoot.; Chilcoot 1544 Comment
  UC1523722  Heterotheca villosa var. minor Gary Schoolcraft 1982-7-27 Plumas 2 mi n Chilcoot 1645 Comment
  SD8410  Heuchera micrantha Mrs. R. M. Austin 1875-1 Plumas Black Hawk Creek Comment
  CAS-BOT-BC425155  Heuchera rubescens Anna Head 1920-7-20 s.n. Plumas Trail to Long Lake outlet, Feather River Region. Comment
  CAS-BOT-BC425223  Heuchera rubescens Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas 1 1/2 west of Johnsville on road to Gibsonville 1615 Comment
  CAS-BOT-BC318526  Hieracium greenei George W. Gillett 1957-7-13 755 Plumas Below Sifford Lakes on trail to Devil's Kitchen, Lassen Volcanic National Park 2057 Comment
  CHSC57086  Hippuris vulgaris L. P. Janeway; Garrett Gibson 1991-7-21 4082 Plumas Grizzly Creek at Oldhouse Creek confluence. Plumas National Forest Beckwourth Ranger District. Westside Compartment. 1764 Comment
  SD149107  Holodiscus discolor Lowell Ahart 1986-7-8 5357 Plumas Open bare serpentine area, ca. 1 mi. NW of Pilot Peak, ca 14 mi. NE of La Porte. 1951 Comment
  CHSC73989  Holodiscus microphyllus var. microphyllus B. Castro; L. Gehrung 1998-10-2 855 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 0.1 mi NW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. 1981 Comment
  SEINET10507463  Hordeum brachyantherum Mary Susan Taylor 1982-6-28 Taylor 4768 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CAS-BOT-BC284644  Hordeum brachyantherum subsp. brachyantherum Greg Sommers 1976-7-1 139 Plumas Sierra Valley Marsh, roadside along Dyson Lane 1524 Comment
  CAS-BOT-BC284654  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1977-8-8 s.n. Plumas At the lake one mile west of Pilot Pk. 2000 Comment
  CHSC65392  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1995-9-13 7622 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CAS-BOT-BC284730  Hordeum jubatum John Thomas Howell 1977-6-20 52408 Plumas On the peninsula of Lake Almanor 1371 Comment
  CHSC43054  Horkelia fusca subsp. parviflora L. P. Janeway 1984-7-13 915 Plumas Near Grizzly Creek campground and SW of Bucks Lake. Mdw at road-opening. 1584 Comment
  CHSC48851  Horkelia fusca subsp. tenella Vernon Oswald 1984-7-12 1573 Plumas S side of Lotts Lake. 1975 Comment
  CAS-BOT-BC143430  Horkelia fusca var. brownii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54141 Plumas 1/4 mile west of Round Valley Resrvoir Dam 1371 Comment
  CAS-BOT-BC143994  Horkelia fusca var. tenella A. A. Heller; P. B. Kennedy 1907-7-9 8779 Plumas Prattville Comment
  UCSB45344  Horkelia tridentata Reisentz, Paul 1979-5-12 Plumas 3 miles north of Quincy Comment
  UC963884  Horkelia tridentata subsp. flavescens Milo S. Baker 1952-5-24 12437 Plumas s dam (Hwy 89); Lake Almanor Comment
  CHSC54320  Hosackia crassifolia var. crassifolia Vernon H. Oswald; Lowell Ahart 1991-6-18 4679 Plumas Forest Rd 28N38, 3.4 miles east-northwest of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville. 1609 Comment
  UCD106127  Hosackia oblongifolia A. A. Heller; P. B. Kennedy 1907-7-15 8854 Plumas Near mouth of Little Grizzly creek below Genessee. Comment
  UCD106148  Hosackia oblongifolia Tofsrud 1948-7-1 s.n. Plumas Between Quincy and R.R. Junction. Comment
  CHSC37194  Hosackia stipularis var. ottleyi L. Ahart 1982-7-30 3734 Plumas Along the edge of a dirt road, near headwaters of Ohio Ravine, ca. 1 mi ne of Hardquartz Mine, ca. 6 mi s of Bucks Lake. 1700 Comment
  CHSC57287  Hydrophyllum capitatum var. alpinum L. P. Janeway 1991-5-28 3971 Plumas Plumas National Forest. South side of Poco Creek ca 1 1/2 mi east of Red Clover Creek (south side of road 25N05). 1719 Comment
  JEPS3241  Hydrophyllum capitatum var. alpinum John Warren Duffield 1937-5-29 Plumas below U.C. Summer Forestry School (Schneider Creek); Schneider Creek Comment
  CHSC63256  Hydrophyllum occidentale Lowell Ahart 1994-6-15 7337 Plumas About 200 yards east of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  JEPS103215  Hydrophyllum occidentale G. Schoolcraft 1989-7-3 1944 Plumas Diamond Mtns. between Diamond and Red Rock peaks 2194 Comment
  POM161740  Hydrophyllum occidentale R. C. Bacigalupi 1927-7-12 1735 Plumas Along Little Gray Eagle Creek near Lakes Center Camp. Gold Lakes Region. 1890 Comment
  CAS-BOT-BC400947  Hypericum anagalloides Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1641 Plumas Butterfly Botanical Area and Vicinity. Area north of Pond Reservoir 1097 Comment
  CHSC113879  Hypericum anagalloides Lowell Ahart 2014-8-26 19782 Plumas On both sides 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
  RSA795724  Hypericum perforatum L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16241 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  JEPS127139  Hypericum perforatum subsp. perforatum Lowell Ahart 2016-8-30 21332 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  UCD110399  Hypericum perforatum subsp. perforatum Louis C. Wheeler 1959-7-16 7582 Plumas Quincy. Comment
  SEINET11256996  Idahoa scapigera W. Harnach, N. Harnach 1989-3-29 005 Plumas Sierra Valley, Approx 1.25 miles N of the Sierra/Plumas Co. line on Co. Rd. A-23, hillside N of the Barry corrals. 1524 Comment
  SD46433  Ipomopsis aggregata Robert J. Weatherby 1955-7-21 1653 Plumas Ridge between Bottle Springs and Bear Creek; Middle Fork Feather River. 1768 Comment
  JEPS48501  Ipomopsis aggregata subsp. bridgesii Esther C. Fritz 1933-7-15 Plumas along rd, summit, and lower slopes Spanish Peak 2133 Comment
  HSC101676  Iris hartwegii Dillon North Davis 2013-6-6 41 Plumas 9.7 miles south on FS Road 25N17 from intersection with Highway 70. 1576 Comment
  CAS-BOT-BC135734  Iris hartwegii Mrs. H. C. Cantelow 1941-5-22 s.n. Plumas 5 1/2 miles north of Quincy, Hy 89 Comment
  SEINET8752736  Iris hartwegii J. Robertson 1983-6-10 s.n. Plumas Plumas N.F. Comment
  RSA136350  Iris hartwegii subsp. pinetorum Lee W. Lenz, E. K. Balls 1955-5-14 20710 Plumas 3.1 mi. N of Greenville on road to Lake Almanor, Hwy. 89. 1159 Comment
  RSA136528  Iris tenuissima subsp. purdyiformis Lee W. Lenz 1954-5-5 19133 Plumas Tobin Comment
  CHSC117650  Isoetes howellii Lowell Ahart 2016-8-30 21320 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CAS-BOT-BC61864  Isoetes nuttallii Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1639 Plumas 100 yds northwest of margin of Pond Reservoir 1097 Comment
  CAS-BOT-BC324818  Iva axillaris John Thomas Howell 1959-9-22 34830 Plumas Wolf Creek 1371 Comment
  UC1610051  Ivesia aperta var. aperta Diane Mastalir 1993-7-14 Plumas Meadowview Y (jct of FS Road 25N11 and Plumas County Road 101), 50 m NW of Plumas Forest, Milford Ranger District 1828 Comment
  UC595084  Ivesia aperta var. aperta David D. Keck and A. Gustafsson 1938-8-9 4901 Plumas 0.5 mi e Beckwith (Beckwourth); Sierra Valley 1501 Comment
  RSA789731  Ivesia baileyi James R. Shevock 1985-7-6 11316 Plumas Plumas National Forest, Little Last Chance Creek on road to Frenchman Reservoir. 1750 Comment
  CAS-BOT-BC142392  Ivesia sericoleuca Ethel Crum 1937-8-5 1934 Plumas Sierra Valley, one mile northeast of Sierraville Comment
  RSA122949  Ivesia sericoleuca E. Sawyer 1935-6-28 244 Plumas Sierraville. 1524 Comment
  CHSC53072  Juncus balticus L. P. Janeway 1989-6-30 3434 Plumas Plumas National Forest. Narrow meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  CHSC116383  Juncus balticus Sara M. Taylor; Scott Batiuk 2012-8-13 64 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd. intersection. On foot, cross to the north side of the river and head WNW. UTM zone 10, 4423080 N, 652386 E. 1890 Comment
  JEPS113875  Juncus balticus subsp. ater Lowell Ahart, Josephine Guardino 2007-7-20 14331 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  SEINET11787639  Juncus bufonius Unknown 1985-1 5134 Plumas Little Grass Valley Reservoir where S Fork of Feather River flows in lake, ca 4.24 mi NE of La Porte 1585 Comment
  CHSC52747  Juncus bufonius var. bufonius Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the mct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  CHSC92125  Juncus bufonius var. bufonius Lowell Ahart; John Dittes 2005-9-19 12420 Plumas Along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  CHSC40257  Juncus bufonius var. occidentalis Lowell Ahart 1985-7-11 5134 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CDA13754  Juncus ensifolius G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13486 Plumas Sierra Nevada; E of upper Bull Run Creek off USFS 23N12E. Comment
  CHSC52751  Juncus ensifolius Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr 1.5 mi E of Quincy along Hwy 70, on the north side of the road. 1057 Comment
  CHSC81174  Juncus ensifolius Lowell Ahart 2001-8-28 9193 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  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
  RSA794954  Juncus ensifolius L. Ahart, John Dittes 2009-7-27 16188 Plumas About 20 yards north of the poor dirt road, on the north side of a small pond, headwaters of Grizzly Gulch, 2.1 air miles northeast of Butt Valley Reservoir Dam. 1480 Comment
  SEINET6190106  Juncus ensifolius var. montanus S. Batiuk, D. Mathews, J. Jaggers, A. Kowal 2011-8-31 NV 030 -644 Plumas Grizzly Creek Ranch, near pond 1506 Comment
  CHSC65388  Juncus hemiendytus var. hemiendytus Lowell Ahart 1995-9-13 7625 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. Meadow. 1828 Comment
  HSC102777  Juncus howellii L. Ahart 2008-8-13 15162 Plumas About 1.75 air miles S of Little Grass Valley Reservoir, ~1.0 mi. NE of La Porte, west of East Branch Creek, on the western side of La Porte Rd. 1614 Comment
  RSA755215  Juncus howellii L. Ahart, John Dittes 2009-8-28 16355 Plumas N side of Forest Service Road 27N98, headwater of Clear Creek, about 2 air miles N of Butt Valley Reservoir Dam, about 3 air miles SW of Lake Almanor Reservoir Dam. 1477 Comment
  CHSC41498  Juncus luciensis Barbara Ertter; Jeffrey Strachan 1980-7-31 3885 Plumas West end Dixie Valley just east of Beckwourth-Milford Road, Plumas National Forest. 1706 Comment
  UC1495737  Juncus luciensis Barbara Ertter and Jeffrey L. Strachan 1980-7-31 3886 Plumas ca 0.75 mi e Milford-Beckwourth Road (near cattle guard); Plumas National Forest, Dixie Creek 1706 Comment
  CHSC61688  Juncus mertensianus L. P. Janeway; Jim Battagin, Rob Russell 1993-8-4 4492 Plumas Plumas National Forest. Along Dolly Creek at upper portion of the Walker Mine tailings. 1749 Comment
  UC1133600  Juncus mexicanus E. Sawyer 1935-6-11 96 Plumas 5.25 mi w Summit; Sierraville Quad. 1493 Comment
  CHSC63485  Juncus nevadensis Lowell Ahart 1994-7-28 7534 Plumas On the sides of a small stream, northeast of Frenchman Hill, southwest of Bucks Lake. 1706 Comment
  CHSC94980  Juncus nevadensis Lowell Ahart 2006-10-8 13420 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. 715 Comment
  JEPS107932  Juncus nevadensis Lowell Ahart, John Dittes 2005-9-20 12428 Plumas On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  JEPS114897  Juncus nevadensis var. nevadensis Lowell Ahart 2008-8-13 15161 Plumas Northeast edge of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  SD192838  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15373 Plumas South edge of Onion Valley, ca. 0.75 mile northwest of Pilot Peak, ca. 0.5 mile east of the Ouincy La Porte Road, ca. 9.5 miles northeast of La Porte. 1915 Comment
  CHSC65389  Juncus orthophyllus Lowell Ahart 1995-9-13 7629 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile northwest of Pilot Peak. 1828 Comment
  CHSC80891  Juncus orthophyllus Lowell Ahart 2001-7-17 8899 Plumas Small meadow, on the south side of a poor logging road, part of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS125844  Juncus parryi Dean W. Taylor 2001-8-1 17857 Plumas Spring at N base of Pilot Peak, ca 10 air miles S of Quincy, along Forest Road 22N84X about 0.2 miles N of the Pilot Mine site. Comment
  SEINET3150963  Juncus phaeocephalus var. paniculatus E. K. Balls 1950-9-15 15841 Plumas N Fork Feather River, 6 miles NW of Chester 1402 Comment
  HSC100816  Juncus tenuis Lowell Ahart, John Dittes 2009-7-13 16034 Plumas W side of Forest Service Rd. 27N98, headwater of Clear Creek, 2 (air) mi. N of Butt Valley Reservoir Dam, 3 (air) mi. SW of Lake Almanor Reservoir Dam. 1477 Comment
  NY19867  Juniperus occidentalis H. E. Brown 1897-8-1 503 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
  SEINET3134322  Juniperus occidentalis E. K. Balls 1950-9-2 15661 Plumas Below turn to Nye Meadows on S slope of Mt Ingalls, N of Grizzly Val 2103 Comment
  CAS-BOT-BC58900  Kalmia microphylla subsp. microphylla John H. Hatton 1914-9-10 103 Plumas Vicinity of Mt. Elwell 2225 Comment
  CHSC21594  Kalmia polifolia subsp. microphylla L. M. Mayer; D. E. Brink Jr. 1975-7-17 Plumas Comment
  JEPS59928  Keckiella breviflora var. glabrisepala Lewis S. Rose 1968-6-12 68110 Plumas 4 mi w Belden; Feather River Canyon 609 Comment
  CAS-BOT-BC246162  Keckiella lemmonii Clarence R. Quick 1934-7-4 1349 Plumas Headwaters of Clear Creek, Plumas National Forest Comment
  RSA60208  Keckiella lemmonii E. K. Balls 1950-9-5 15684 Plumas Thompson Creek, main trail off La Porte road, turn off highway 24, east of Quincy. 1524 Comment
  RSA59348  Kelloggia galioides E. K. Balls 1950-9-2 15625 Plumas Road to Mt. Ingalls Lookout after leaving road from Ramelli to Walker Mine. 2104 Comment
  UCD85816  Koeleria macrantha John Thomas Howell 1962-6-18 37779 Plumas Sierra Valley near Beckwourth. 1487 Comment
  CAS-BOT-BC340349  Kyhosia bolanderi Lowell Ahart 1979-8-16 s.n. Plumas Along Ohio Ravine 1700 Comment
  JEPS115876  Kyhosia bolanderi Lowell Ahart, John Dittes 2009-8-28 16352 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
  SBBG128053  Kyhosia bolanderi L. Ahart, J. Dittes 2009-8-28 16352 Plumas seep on the N side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2.0 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reseroir Dam 1476 Comment
  SJSU8123  Kyhosia bolanderi H. L. Buckalew 1964-7-28 Plumas Bucks L 1584 Comment
  CAS-BOT-BC340415  Lactuca biennis John Thomas Howell 1973-7-9 49705 Plumas Near Indian Falls, Indian Creek 914 Comment
  CHSC34931  Lactuca serriola M. S. Taylor 1981-7-29 4144 Plumas On e side of 24N42-Flournoy Grade, 1.9 mi s of Flournoy Bridge, ca. 3 air mi e of Genesee. 1463 Comment
  CAS-BOT-BC341578  Lagophylla ramosissima David D. Keck 1932-7-3 1618 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  JEPS107472  Lasthenia glabrata subsp. glabrata Lowell Ahart, John Dittes 2005-6-1 11843 Plumas On the bottom and sides of deep drain ditches, on both sides of Highway 70, east of the Plumas County Airport, about 3 miles east of Beckwourth 1412 Comment
  CHSC58029  Lathyrus nevadensis var. nevadensis Vernon H. Oswald 1992-5-21 4946 Plumas Warner Valley on the N side of Hot Springs Creek just within the park boundary. 1606 Comment
  CAS-BOT-BC205066  Lathyrus sulphureus Gladys L. Smith 1976-6-7 4558 Plumas Rte. 70, Spring Garden Sta. 6 miles east of Quincy 1219 Comment
  CAS-BOT-BC205070  Lathyrus sulphureus John Thomas Howell 1961-6-21 36696 Plumas Greenville 1097 Comment
  RSA189388  Lathyrus sulphureus L. S. Rose 1967-6-12 67116 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  CAS-BOT-BC321052  Layia glandulosa Alice Eastwood 1918-5-25 6991 Plumas Portola Comment
  UC1121006  Ledum glandulosum F. W. Embree 1934-6-6 87 Plumas Plumas National Forest, at Three Lakes Three Lakes; Plumas National Forest, Three Lakes 1889 Comment
  SEINET228556 Image available Leersia oryzoides Lowell Ahart 1981-9-6 3116 Plumas 0.5 miles SW of the intersection of Hwy 89 and Arlington Rd about 1.5 mi SW of Crescent Mills; along the banks of India 1200 Comment
  CHSC87864  Lemna trisulca Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11067 Plumas In a very small stream, in a large meadow, on the south side 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
  JEPS53665  Lepidium campestre W. L. Jepson 1939-8-8 19471 a Plumas Meadow Valley 1158 Comment
  CAS-BOT-BC88842  Lepidium campestre L. P. Janeway 1992-7-1 4247 Plumas Plumas National Forest. Beckwourth Ranger District. Jackson Compartment. 1325 Comment
  UC572593  Leptodactylon pungens G. T. Nordstrom 1934-7-9 193 Plumas one and one half mi n Grizzly Hill; Plumas National Forest, Bidwell Bar Quad., n Grizzly Hill 1584 Comment
  SEINET12326754  Leptodactylon pungens M. S. Taylor 1982-1 4765 Plumas Ramelli Ranch, between Calpine Rd abd cow pastures, S side of Hwy 70, ca 1 mi W of Beckwourth 1487 Comment
  RSA189389  Leptosiphon bolanderi L. S. Rose 1967-6-12 67119 Plumas Butterfly Valley, ca. 3 mi. W of keddie. 1220 Comment
  CHSC81394  Leptosiphon harknessii Lowell Ahart 2001-9-18 9294 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  CAS-BOT-BC342086  Leucanthemum vulgare John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2451 Plumas Butterfly Botanical Area and Vicinity. Vicinity of mouth of Butterfly Creek 883 Comment
  SJSU6904  Leucocrinum montanum N. A. Hopkins 1975-5-10 652 Plumas N side of road between Beckwourth & Vinton, 5.3 mi E of Beckwourth, by sagebrush plain Comment
  JEPS103433  Leucothoe davisiae Lowell Ahart 2002-7-6 9842 Plumas On the S side of the dirt road and S of the large meadow, on Rock Island Ridge, ca 3/4 mile SE of Soapstone Hill and the Oroville Quincy Highway, ca 1 1/2 miles (air) NE of Four Trees. 1611 Comment
  UC586931  Leucothoe davisiae Joseph Andorfer Ewan 1934-6-27 8188 Plumas Bear Lake; Mount Ewell Region, Bear Lake 2133 Comment
  SEINET10907246  Leucothoe davisiae Mary Susan Taylor 1974-7-3 Taylor 293 A Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CHSC107274  Lewisia kelloggii subsp. hutchisonii L. P. Janeway 2011-7-6 10495 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir; 4.2 air km north-northeast of La Porte. 1721 Comment
  CHSC112526  Lewisia nevadensis B. Castro; L. P. Janeway 2008-6-8 1738 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, at base of low knolls with rounded granitic rock outcrops, ca 250 ft below edge of open Ponderosa-Jeffrey pine forest. 1667 Comment
  CHSC45390  Lewisia nevadensis Vernon Oswald 1986-6-6 2089 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  CHSC76066  Lewisia nevadensis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3062 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CAS-BOT-BC444174  Lewisia nevadensis Anna Head 1921-6-13 s.n. Plumas Lake Independence, Feather River Region Comment
  SEINET10929038  Lewisia nevadensis Mary Susan Taylor 1982-5-17 Taylor 4459 Plumas T22N R14E se/se sec 6. Portola quad. Wet grassy meadow along creek, jct of rds 22N54 & 22N88, ca. 2 mi se of Portola. 5700 ft. 1737 Comment
  CHSC21183  Lewisia triphylla F. T. Griggs; A. Pass 1975-7-16 195 Plumas N shore of Lower Buck's Lake. Comment
  UCR160547  Lewisia triphylla G. D. Barbe, T. C. Fuller 1982-7-16 3757 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
  RSA123080  Lewisia triphylla A. Lewis 1934-6-12 477 Plumas 3.5 miles SW of Dogwood Peak, Bidwell. 1494 Comment
  CAS-BOT-BC283808  Leymus cinereus John Thomas Howell 1961-9-23 36861 Plumas Indian Valley 1082 Comment
  CHSC62336  Ligusticum grayi B. Castro; R. Fallscheer, R, Zebell 1989-8-21 407 Plumas Ca 8 air mi S of Bucks Lake, ca 1 mi N of Hunter's Ravine. 1584 Comment
  CHSC66608  Ligusticum grayi Vernon H. Oswald; Lowell Ahart 1996-7-15 8056 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. 1371 Comment
  CAS-BOT-BC436050  Ligusticum grayi George W. Gillett 1957-7-17 789 Plumas Lassen Volcanic National Park, gully running into the stream running from Little Willow Lake to Willow Lake 1767 Comment
  CAS-BOT-BC509327  Lilium kelleyanum W. W. Wagner 1919-7-2 303 Plumas Taylor Creek 1463 Comment
  CAS-BOT-BC509331  Lilium kelleyanum J. Ed. McClellan; Bonnie McClellan 1969-7-14 s.n. Plumas Argentine Ridge 2133 Comment
  RSA14555  Lilium pardalinum Mrs. R. M. Austin 1880-1 s.n. Plumas Big Meadows. Comment
  SEINET3887242  Lilium pardalinum D. W. McNeal 1990-7-25 3844 Plumas Forest beside the Rd. to the Mills Ok. Lookout (Church Meadows Rd.), 0.5 mi. e. of the jct. of Gold Lake Rd.; 0 Comment
  RSA59404  Lilium parvum E. K. Balls 1950-9-8 15718 Plumas Lakes Center Public Campground. 2043 Comment
  SD6533  Lilium washingtonianum Mrs. R. M. Austin 1882-1 Plumas Big Meadows. Comment
  CAS-BOT-BC133085  Lilium washingtonianum subsp. washingtonianum David D. Keck 1932-7-3 1644 Plumas Hillside south of town, Quincy, in the Northern Sierra Nevada 1220 Comment
  POM86186  Limnanthes alba Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  CHSC40654  Limosella acaulis Lowell Ahart 1985-9-26 5172 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CHSC34324  Limosella aquatica L. Ahart 1981-9-6 3109 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CDA19273  Linanthus harknessii G. D. Barbe, T. C. Fuller 1982-6-17 3836 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  JEPS58438  Linanthus harknessii W. L. Jepson 1939-8-12 19405 Plumas Ferris Creek, branch of Last Chance Creek Last Chance Creek 1767 Comment
  CHSC97024  Linanthus pungens Susan Bazell; Gerry Ingco 2007-6-9 54 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
  UC172025  Linaria vulgaris Mrs. C. C. Hall 1912-7-29 Plumas Nelson Point Comment
  UC1130226  Linum lewisii E. Sawyer 1935-6-3 58 Plumas 2 1/2 mi e of Beckwith Butte 1524 Comment
  UC1562365  Listera convallarioides Lowell Ahart 1990-7-16 6569 Plumas about 1/2 mi ne Independent Mine (on s bank of South Fork Feather River, about 3 1/2 mi ne of Little Grass Valley Reservoir); South Fork Feather River 1828 Comment
  UC336571  Listera convallarioides J. G. Lemmon Plumas Butterfly Valley Comment
  CHSC21797  Lithocarpus densiflorus F. T. Griggs 1975-8-1 409 Plumas Bucks Lake Forest Service Survey. Comment
  CHSC62358  Lithocarpus densiflorus var. echinoides B. Castro; R. Fallscherr, R. Zebell 1989-8-21 406 Plumas Ca 8 air mi S of Bucks Lake, ca 1 mi N of Huner's Ravine. 1584 Comment
  RSA716325  Lithocarpus densiflorus var. echinoides L. P. Janeway 2005-6-26 8443 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
  RSA164336  Lithophragma brevilobum Clare B. Hardham 1961-6-16 7469 Plumas Diamond Peak. 2287 Comment
  CHSC82372  Lithophragma glabrum Lowell Ahart 2002-6-26 9759 Plumas On the southwest side of a gravel road, about 2 miles (air) northwest of Little Grass Valley Reservoir Dam, about 5 miles (air) northwest of La Porte. 1741 Comment
  CAS-BOT-BC435467  Lithophragma glabrum Robert J. Weatherby 1950-5-31 1439 Plumas Lake Almanor 1417 Comment
  UCD102739  Lithophragma parviflorum Matt Georgeff 1992-5-18 22 Plumas Near Portola, right at Davis Lake turnoff, meadow on left at Davis Lake. 1615 Comment
  CAS-BOT-BC428429  Lithophragma tenellum John Thomas Howell 1951-6-27 s.n. Plumas Jamison Creek 1828 Comment
  RSA52838  Lithophragma tenellum R. Weatherby 1950-5-31 1439 Plumas Lake Almanor. 1418 Comment
  CHSC42611  Lomatium dissectum var. multifidum Vernon Oswald 1986-6-2 2079 Plumas Rd. A-15, 5.2 mi sw of Hwy 70 at Portola. 1524 Comment
  CHSC42313  Lomatium nevadense Oberholtzer 1986-3-26 Plumas Belden. 762 Comment
  UC1123038  Lomatium nudicaule E. Sawyer 1935-6-1 52 Plumas 1 3/4 mi. n.e. Hawks; Sierraville Quad. Comment
  POM186424  Lomatium nudicaule D. D. Keck 1932-7-5 1711 Plumas Quincy, at mouth of water supply company to the left hand just south of town 1067 Comment
  CHSC97166  Lomatium piperi Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14020 Plumas East side of an open rocky flat, 10 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  UC1400234  Lomatium piperi W. D. Dakan 1974-4-25 Plumas Portola 1478 Comment
  JEPS34392  Lomatium utriculatum Rimo Bacigalupi and P. C. Hutchison, J. K. Wright 1963-6-1 8868 Plumas 0.75 mi. s. Pulga (base of cliff above side rd. off U.S. Hwy. 40, canyon of N. Fork Feather R., n. base of grade over Jarbo Gap, just before bridge across Feather R.); canyon of N. Fork Feather R. 426 Comment
  CHSC54521  Lonicera cauriana Vernon H. Oswald 1991-8-5 4805 Plumas Lassen Volcanic National Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  CAS-BOT-BC200955  Lotus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54147 Plumas 2.65 miles west of Round Valley Reservoir dam 1569 Comment
  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
  UC1129071  Lotus grandiflorus var. grandiflorus F. W. Embree 1934-6-6 70 Plumas s slope Bucks Mtn.; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  SEINET10451993  Lotus neoincanus Lowell Ahart, Peter Ahart 1985-7-1 Ahart 5095 Plumas About 1/2 mile east of Cement Creek, about 1/2 mile north of Onion Valley Creek, about 4 miles north-west of Pilot Park. Comment
  UC485774  Lotus oblongifolius var. oblongifolius H. E. and S. T. Parks Jun 1928 239 Plumas Drakesbad Lassen National Park Comment
  UC1129000  Lotus purshianus var. purshianus C. G. Albertus 1935-7-20 210 Plumas 1.5 mi sw Lava Peak; Plumas National Forest, Downieville Quad. 1310 Comment
  CAS-BOT-BC60251  Lunaria annua Louella Bass 1981-4-4 s.n. Plumas Sierra Nevada. Belden Powerhouse. Comment
  SBBG68996  Lupinus R. M. Austin -Apr-1877 Plumas American Valley Comment
  SBBG3623  Lupinus adsurgens var. undulatus H. and M. Dearing 1939-5-9 3222 Plumas near Quincy Comment
  CDA14745  Lupinus albicaulis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3291 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  RSA430408  Lupinus albicaulis subsp. wolfianus M. L. Conrad, LeDoux, Kenney 1973-6-5 7050 Plumas Plumas National Forest of Hwy. 70. 1067 Comment
  SEINET5766874 Image available Lupinus albicaulis var. shastensis A. A. Heller, B. B. Kennedy 1907-1 8862 Plumas Genessee Valley near Genessee Comment
  OBI42705  Lupinus andersonii Donald Myrick 1964-7-22 904 Plumas On Drakesbad-Mineral rd 1524 Comment
  CHSC21662  Lupinus apertus Brink; Mayer 1975-7-11 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC110001  Lupinus arbustus B. Castro; L. P. Janeway 2006-6-4 1536 Plumas Northern High Sierra Nevada. South side of Squaw Valley, ca 300 ft N of jcn of McReynolds Valley Road (FS Rd 25N05) and Squaw Valley Road (FS Rd 28N01). 1684 Comment
  JEPS15480  Lupinus arbustus Joseph and Hilda Grinnell 1938-6-11 1097 a Plumas Mohawk 1371 Comment
  UC501350  Lupinus arbustus H. E. and S. T. Parks June, 1928 240 Plumas Drakesbad Comment
  SEINET4035611  Lupinus arbustus C. Davidson 1975-1 2745 Plumas 1 mi. on road to Dalton Creek, departing northeast from Hwy 70, 0.7-mi. east of junction of Hwy 70 and 89. 1493 Comment
  CAS-BOT-BC208806  Lupinus argenteus var. heteranthus Alice Eastwood 1918-5-25 7061 Plumas Portola Comment
  UC1075581  Lupinus breweri E. K. Balls and L. W. Lenz 1956-6-20 21845 Plumas along State Hwy 89 Quincy to Sierraville 5 mi se Graeagle; se of Graeagle 1432 Comment
  SEINET10490609  Lupinus caudatus subsp. caudatus Mary Susan Taylor 1982-6-28 Taylor 4754 Plumas T23n, r14e, nw1/4ne1/4 sec 27. Portola quad. Corolla blue. Ramelli ranch, s Of hwy 70, ca 1 mi. W of beckwourth. Sagebrush scrub. With phaceli hastata. 1487 Comment
  RSA60030  Lupinus confertus E. K. Balls 1950-9-1 15580 Plumas Mohawk Ranger Station, off Hwy 24 and 98 to Reno. 1372 Comment
  SEINET10452034  Lupinus confertus Mary Susan Taylor 1982-7-13 Taylor 4825 Plumas T26N R9E se/nw sec 22. Greenville SW quad. Bellas Flat, s side of Round Valley Reservoir, ca. 4 mi s of Greenville. 4500 ft. Dry cobbly drainage in Mixed Coniferous Forest. 1372 Comment
  SEINET10870977  Lupinus confertus Robert F. Thorne, C. W. Tilforth 1969-9-6 Thorne 39226 Plumas Just S of Beckwourth and S of the Feather river on Co. Hwy A24. 1356 Comment
  CAS-BOT-BC215355  Lupinus dalesiae M. S. Taylor 1982-5-25 4526 Plumas S side of 23N12, ca. 8 miles E of its jct with 23N52, ca 0.75 mile W of McDermott Ravine, 1.5 miles NE of Sloat 1371 Comment
  CAS-BOT-BC215366  Lupinus dalesiae M. S. Taylor 1982-6-16 4685 A Plumas Both sides of 24N13, 0.5 mile N of Spur Road to Little Volcano, ca. 4 air miles SE of Quincy 1676 Comment
  CAS-BOT-BC215370  Lupinus dalesiae M. S. Taylor 1982-6-3 4602 Plumas Flat saddle above Bell Bar Creek Drainage, on 23N45Y, 0.4 mile E of its jct with White Cap Road, ca. 4 miles SW of Sloat 1584 Comment
  CAS-BOT-BC215373  Lupinus dalesiae M. S. Taylor 1982-6-23 4718 Plumas S side of Peoria Creek Road (23N10), 0.2 mile NE of Oliver Creek, ca. 5 miles SW of Sloat 1615 Comment
  CAS-BOT-BC215390  Lupinus dalesiae M. S. Taylor 1982-6-2 4597 Plumas Along 23N11, on loop through Cogswell Ravine, 3.2 miles NE of Jackson Creek Campground, ca. 5 air miles N of Mohawk 1737 Comment
  CAS-BOT-BC215393  Lupinus dalesiae M. S. Taylor 1982-5-27 4550 Plumas E side of Dean's Valley Road (24N29), 0.4-0.5 mile S of its junction with Bucks Lake Road, ca. 1 mile NE of Meadow Valley 1158 Comment
  CAS-BOT-BC215419  Lupinus dalesiae Gladys L. Smith 1976-6-7 4591 Plumas Central area of summit ridge, secondary road from Route 70 to La Porte 1950 Comment
  CHSC35908  Lupinus dalesiae M. S. Taylor 1982-6-17 4701 Plumas N side of 23N09.1- Eureka Ridge Rd, 0.2-0.3 mi w of its jct with Popular Creek Rd (23N08), s of Sloat. 1402 Comment
  CHSC35909  Lupinus dalesiae M. S. Taylor 1982-6-16 4678 Plumas N side of 24N26, 0.5 mi w of its jct with Quincy-LaPorte Rd, ca. 3 mi se of Quincy. 1645 Comment
  CHSC36858  Lupinus dalesiae M. S. Taylor 1982-7-12 4817 Plumas Along Eureka Ridge, on Eureka Peak Rd (22N75Y), 0.5 mi s of its jct with McRae Meadows turnoff, ca. 6 air mi w of Mohawk. 2103 Comment
  CHSC36859  Lupinus dalesiae M. S. Taylor 1982-7-12 4818 Plumas Along Eureka Peak Rd, ca. 1.5 mi s of McRae Meadows turnoff, ca. 6 air mi w of Mohawk. 2164 Comment
  JEPS106017  Lupinus dalesiae Lowell Ahart, Josephine Guardino 2004-5-24 10950 Plumas Old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1208 Comment
  RSA104638  Lupinus dalesiae Joseph Clemens 1920-6-3 s.n. Plumas Greenville Comment
  UC1502137  Lupinus dalesiae M. S. Taylor 1982-6-3 4605 Plumas s side of Poplar Creek Rd (23N08) ca 1 mi s Sloat (0.1 mi e of bridge); Johnsville Quad., s of Sloat 1280 Comment
  UC1552819  Lupinus dalesiae Frederica Bowcutt 1985-5-16 522 Plumas Plumas National Forest Comment
  SEINET10485189  Lupinus dalesiae Mary Susan Taylor 1982-7-12 Taylor 4809 Plumas T22n r11e nw1/4se1/4 sec 10. Johnsville quad. Cobbly slope on s side of 23N09, near headwaters of bear creek, ca 5 air mi. W of mohawk. Mixed Evergreen forest. With pedicularis semibarbata, pteridium aquilinum. 1890 Comment
  SEINET10485190  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4541 Plumas T26n r9e e1/2sw1/4 sec 23. Greenville sw quad. On open phyllite dry rd Embankment, w side of dixie canyon rd (204), 1.2 mi n of its jct with hwy 89 at Moccasin. With lupinus onustus, rosa pinetorum. 1219 Comment
  SEINET10485208  Lupinus dalesiae Taylor 1982-5-27 Taylor 4548 Plumas Bucks lake ne quad. South side of bucks lake-spanish creek rd, on roadcut and Along small drainage in opening south among pines; .1 mi west of dean's valley Turnoff, ca. 1 Mi ne of meadow valley. With pteridium aquilinum, viola bakeri. 1128 Comment
  SEINET10841218  Lupinus dalesiae Mary Susan Taylor 1982-6-17 Taylor 4691 Plumas T23N R11E sw/nw sec 17. Blue Nose Mt quad. Both sides of 23N44Y, 1.3 mi w of its jct with Bell Bar Cr Rd (23N50Y), ca. 2 air mi sw of Sloat. Elev 4900 ft. 1493 Comment
  SEINET10906997  Lupinus dalesiae Mary Susan Taylor 1982-6-17 Taylor 4689 Plumas T23N R11E sw/nw sec 17. Blue Nose Mt quad. S side of 23N44Y, 0.2-0.3 mi w of its jct with 23N50Y-Bell Bar Cr Rd, ca, 2 air mi sw of Sloat. Elev 4900 ft. 1493 Comment
  SEINET10940042  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4555 Plumas T24N R9E nw/nw sec 18. Bucks Lake NE quad. S side of Bucks Lake Rd, 4.5 mi sw of its jct with Hwy 70 in Quincy. 3600 ft. 1097 Comment
  SEINET8042172  Lupinus formosus A. A. Heller, P. B. Kennedy 1907-7-16 8866 Plumas Grade between Genessee valley and Summit Comment
  UC338273  Lupinus grayi unknown 1889-5-26 Plumas Mohawk Valley Comment
  CAS-BOT-BC323947  Lupinus grayi M. S. Taylor 1982-6-14 4673 Plumas On ridge W of Indian Falls on Hwy 89. 1310 Comment
  POM253154  Lupinus grayi A. A. Heller 1938-5-30 15134 Plumas Near Rich Bar along the Feather River Highway #24. 762 Comment
  SEINET7716854  Lupinus grayi Unknown Plumas American Valley Comment
  UC1542161  Lupinus grayi Paul Covel 1986-6-7 Plumas Spanish Creek , Spanish Creek (nw of Quincy) 1036 Comment
  SEINET11262559  Lupinus latifolius var. columbianus Robert L. Johnson, Mikel R. Stevens 2015-7-13 3971 Plumas Northern High Sierra Nevada. Northeast side of La Porte off Main St (Quincy La Porte Rd) near jct with Gold St. E side of road.; 0 1507 Comment
  UCD108182  Lupinus latifolius var. columbianus A. A. Heller 1915-7-7 12051 Plumas Near the summit of Soapstone ridge 12 miles west of Bucks. 1676 Comment
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Apr 1 2012
  JEPS115127  Lupinus lepidus var. confertus Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16232 Plumas On dry bare soil, forest floor, above the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  UC149926  Lupinus lepidus var. confertus Katharine Brandegee July 1911 Plumas Portola Comment
  UCD150501  Lupinus lepidus var. confertus K. A. Wagnon 1967-7-11 s.n. Plumas Frenchman Creek, Plumas National Forest. 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
  CHSC66761  Lupinus lepidus var. sellulus Vernon H. Oswald; Lowell Ahart 1996-8-14 8179 Plumas Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground. 1615 Comment
  JEPS88186  Lupinus lepidus var. sellulus Vernon H. Oswald and Lowell Ahart 1996-8-14 8179 Plumas 0.6 mi e of White Horse Campground (between Bucks Summit and Bucks Lake on the Oroville-Quicny Hwy, northern High Sierra Nevada); northern High Sierra Nevada 1615 Comment
  CHSC37522  Lupinus obtusilobus M. S. Taylor; H. Swanson 1982-8-11 4968 Plumas On ridge between Florentine Canyon and Spencer Lakes, ca. 5 mi sw of Johnsville. 2133 Comment
  UC170932  Lupinus obtusilobus H. M. Hall 1912-7-13 9351 Plumas back Jameson Lake (gravelly summits on line of Plumas and Sierra Counties); Sierra Nevada Mountains, (back of Jameson Lake) Comment
  RSA0076010  Lupinus onustus Daisie Huang 2006-8-11 06081108 Plumas Forest Rd. 18N38, 4.9 ENE of its jct with Old Haun Rd. 1744 Comment
  POM118281  Lupinus onustus H. C. Cantelow 1940-5-12 3672 Plumas 2 miles north of Quincy, Highway 89. Comment
  CHSC60096  Lupinus polyphyllus var. burkei L. P. Janeway 1990-7-25 3812 Plumas Plumas National Forest. Ca 0.2 mi NW of Emigrant Cr and ca 0.3 mi SE of Little Grizzly Cr. 1828 Comment
  SEINET10490233  Lupinus sellulus var. artulus Mary Susan Taylor 1982-6-12 Taylor 4638 Plumas South side of Hwy 36, W side of Lake Almanor, ca 0.5 mi E of Chester. 1372 Comment
  SEINET10490883  Lupinus sellulus var. sellulus Douglas G. LeDoux, David B. Dunn; Melvin L. Conrad 1973-6-5 LeDoux 1082 Plumas Collected at jct of hw. 70 And twain road. 1067 Comment
  SEINET10936768  Lupinus stiversii A. Arthur Heller 1938-5-30 Heller 15131 Plumas Granite sand on the feather river bank near bucks creek power house. The Plants were very large, much branched, forming mats 1 1/2 feet in diameter. 610 Comment
  JEPS124404  Luzula cascadensis Lowell Ahart 2015-7-4 20280 Plumas About 1/2 mile west of the 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. Comment
  POM110701  Luzula comosa Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CDA33220  Luzula comosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3158 Plumas Long Valley, 0.4 mile south of junction of Dixie Canyon-Round Valley and Canyon Dam Roads, at Maxwell Mine Road. Comment
  CAS-BOT-BC436674  Luzula comosa var. laxa John Thomas Howell 1960-7-20 35739 Plumas Lassen Volcanic National Park: Boiling Springs Lake to Drakesbad 1828 Comment
  CHSC98352  Luzula macrantha L. P. Janeway 2007-6-3 9008 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 Comment
  SEINET10537473  Lychnis coronaria Mary Susan Taylor 1982-8-23 Taylor 5035 Plumas T25N R9E sw/sw sec 18. Almanor SE quad. Under PG&E wire between dirt rd and Feather River, in seep on slope ca. 1/4 mi n of Dutch Creek, ca. 0.5 mi ne of Twain. Riparian; 2800 ft. 853 Comment
  JEPS43081  Lysimachia nummularia David D. Keck Jul 3 1932-Jul 5 1932 1627 Plumas along Lake Almanor Road at city limits of Quincy 1066 Comment
  CHSC84561  Lythrum portula John Dittes; Lowell Ahart 2003-8-8 2003 -97 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 7.6 air-miles east by southeast of Portola, ca. 4.0 air-mile south by southeast of Beckwourth, ca. 2.0 air-mile east by northeast of intersection of Dyson Lane and Beckwourth-Calpine Road (A23), at edge of Dyson Lane. 1485 Comment
  JEPS114426  Lythrum portula Lowell Ahart 2008-7-9 15066 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte 1689 Comment
  CHSC76035  Madia citriodora G. F. Hrusa 1997-6-26 13876 Plumas Sierra Nevada. Open flats 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd. (to N; USFS 508)/and Sloat Rd. (to S). 1450 Comment
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May 24 2013
  CAS-BOT-BC343794  Madia elegans Mary Strong Clemens 1920-6-29 s.n. Plumas Quincy Comment
  CDA15407  Madia elegans G. F. Hrusa 1996-8-22 13533 Plumas Sierra Nevada; Squirrel Creek on USFS road leading to Argentine Rock. Approx. 1 mi. NE of Hwy 70, and approx. 7 mi. E of Quincy. Comment
  UC89395  Madia elegans Mrs. R. M. Austin 1882-7-24 Plumas Big Meadows Comment
  CAS-BOT-BC343787  Madia elegans David D. Keck 1938-8-9 4895 Plumas 1 mi. W. of Portola 1480 Comment
  CHSC59903  Madia elegans subsp. elegans L. P. Janeway 1992-7-31 4282 Plumas In canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 (along old powerline access road). 682 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
  CHSC100324  Madia glomerata Lowell Ahart 2008-8-13 15167 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
  CHSC34887  Madia glomerata M. S. Taylor 1981-8-28 4246 Plumas Along Sulphur Creek, ca. 1/4 mi e of Hwy 89, ca. 3 mi se of Clio. 1432 Comment
  CHSC36865  Madia glomerata M. S. Taylor 1982-8-31 5080 Plumas Along 27N57, Kettle Pass, just w of Eisenheimer Peak, ca. 7 air mi ne of Taylorsville. Ridge. 2133 Comment
  JEPS120495  Madia glomerata L. P. Janeway 2012-10-17 11076 Plumas Northern High Sierra Nevada. Plumas National Forest; 500 m east of Little Grass Valley Reservoir high water line and 200 m south of Kenzie Ravine. Comment
  SJSU13905  Madia glomerata N. A. Hopkins 1985-8-30 1327 Plumas Marble Hot Springs Rd near Marble Hot Springs, Sierra Valley 1524 Comment
  UCR123372  Madia glomerata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6879 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  CAS-BOT-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-BC342869  Madia glomerata John Thomas Howell 1959-9-24 34965 Plumas Sierra Valley near Beckworth 1478 Comment
  CDA8269  Madia glomerata T. C. Fuller 1959-10-2 3264 Plumas Vinton. 0 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
  CHSC23613  Madia gracilis J. Cox 1975-7-24 Plumas SW side of Lake Almanor. Comment
  JEPS115862  Madia gracilis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16112 Plumas West of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  CAS-BOT-BC343248  Madia gracilis John Thomas Howell 1951-6-29 27744 Plumas Near Spring Garden 1219 Comment
  CAS-BOT-BC343258  Madia gracilis David D. Keck 1932-7-3 1617 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  CDA8281  Madia gracilis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3082 Plumas Vacant lot east of Lariat Lodge Motel, East Quincy. Comment
  UCD134284  Madia gracilis John Thomas Howell; T. C. Fuller, G. D. Barbe 1981-6-22 3082 Plumas Vacant lot east of Lariat Lodge Motel, East Quincy. 1036 Comment
  RSA95494  Madia minima L. S. Rose 1954-5-30 54058 Plumas Johnsville 1601 Comment
  POM160875  Malacothrix floccifera J. G. Lemmon 1883-07 s.n. Plumas Indian Valley Comment
  SJSU14285  Malacothrix floccifera N. A. Hopkins 1989-8-7 1574 Plumas 2 miles west of Notson's Bridge on Beckwourth-Genesee road 1524 Comment
  UC1536765  Malacothrix floccifera G. H. True 1938-7-14 958 Plumas top of Milford Grade Milford Grade 1828 Comment
  UCSB46166  Marsilea vestita Reisentz, Paul 1979-5-13 Plumas Near Chambers Creek, 6 mi S of Beldon on Hwy 70. 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
  UCD107734  Medicago lupulina Mrs. E. A. Jenkins 1928-8-8 1427 Plumas Meadow Valley. Comment
  CAS-BOT-BC269224  Melica aristata John Thomas Howell 1976-7-15 51864 Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  UC1132221  Melica aristata G. T. Nordstrom 1934-7-9 206 Plumas 1.25 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  SEINET10508153  Melica bulbosa Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3884 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  CAS-BOT-BC282082  Melica fugax John Thomas Howell 1962-6-17 37704 Plumas Portola 1463 Comment
  CHSC98306  Melica fugax L. P. Janeway 2007-6-3 9005 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  UCD87287  Melica fugax John Thomas Howell; Gordon H. True 1967-7-11 43346 Plumas Sierra Nevada. Summit ridge of Mt. Hough. 2194 Comment
  CAS-BOT-BC281267  Melica geyeri Javier Penalosa 1962-6-19 2491 Plumas Highway 40-89, +- 6.2 miles SE of Quincy 1097 Comment
  CAS-BOT-BC281134  Melica stricta John Thomas Howell; Gordon H. True 1973-7-31 50100 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  JEPS95430  Melica subulata Lowell Ahart 1994-6-17 7355 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  CAS-BOT-BC264178  Melica subulata John Thomas Howell 1960-7-20 35713 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  HSC93316  Mentha canadensis Vernon H. Oswald, L. Ahart 1996-7-15 8035 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, 1.4 mi. S of Last Chance Campground, E from FS Rd. 29N11 1372 Comment
  RSA59236  Mentha canadensis E. K. Balls 1950-8-31 15539 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  SJSU15159  Mentzelia albicaulis N. A. Hopkins 1993-6-16 1724 .5 Plumas Beckwourth-Janesville Rd c. 0.25 mi N of turn to Dixie Valley 1524 Comment
  JEPS124101  Mentzelia dispersa Lowell Ahart 2015-6-7 20212 Plumas 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. Comment
  RSA104164  Mentzelia dispersa R. M. Austin 1879-07 s.n. Plumas Butterfly Valley. Comment
  SDSU8068  Mentzelia dispersa R. M. Beauchamp 1965-7-17 Plumas Growing beside the Feather River, 1/2 mile north of Chester, CA. Comment
  UCSB7058  Mentzelia dispersa Breedlove, Dennis 1962-6-12 Plumas Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  SD7602  Mentzelia laevicaulis Mrs. R. M. Austin 1875-1 Plumas Soda Springs Comment
  RSA106774  Mentzelia montana L. S. Rose 1955-7-19 55146 Plumas Portola. 1479 Comment
  UC572286  Mentzelia montana E. Sawyer 1935-6-28 245 Plumas 1 mi sw Beckwith; Sierraville Quadrangle Comment
  RSA106766  Mentzelia montana L. S. Rose 1955-6-19 55139 Plumas Beckworth 1494 Comment
  CHSC21831  Menyanthes trifoliata D. Brink; L. Mayer 1975-8-6 Plumas Bucks Lake Forest Service Survey. Comment
  POM89818  Mertensia ciliata var. stomatechoides C. F. Sonne 1887-06 s.n. Plumas Road to Sierra Valley at Sardine. Comment
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Feb 12 2014
  SEINET6033449  Micranthes californica M. J. Williams 1967-4-22 s.n. Plumas Near Plumas-Butte Co. line, just west of Grizzly Tunnel 549 Comment
  CHSC45983  Micranthes odontoloma Lowell Ahart 1976-7-7 1167 Plumas By a small stream, when at the bridge across Cold Water Creek go about 100 yards south and here is the small stream along the road, about 4 miles south of Grizzly Mountain. 1524 Comment
  CAS-BOT-BC349343  Microseris nutans Mrs. H. C. Cantelow 1938-7-5 2313 Plumas Flatiron Ridge, Drakesbad 1828 Comment
  CAS-BOT-BC349353  Microseris nutans E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake Comment
  CHSC87837  Microseris nutans Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11009 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy. 1344 Comment
  POM34990  Microseris nutans Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow 1677 Comment
  CAS-BOT-BC349340  Microseris nutans Anna Head 1920-8-4 s.n. Plumas Woods near Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC349350  Microseris nutans Clare B. Hardham 1961-6-16 7494 Plumas Sierra Nevada Mountains. Engelmine-Diamond Peak Road 1828 Comment
  CHSC97198  Microsteris gracilis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13997 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC97540  Microsteris gracilis Lowell Ahart; John Dittes 2007-6-16 14110 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  UC1012160  Mimulus aurantiacus var. grandiflorus F. W. Pennell and A. A. Heller 1940-6-5 25687 Plumas below Belden (Route 24); Feather River 487 Comment
  RSA59263  Mimulus guttatus E. K. Balls 1950-8-31 15556 Plumas Spanish Creek off Hwy 24, just north of Quincy. 1067 Comment
  UC917315  Mimulus guttatus J. M. Tucker 1948-7-25 1738 Plumas sw side Camel Peak (mine of United Mining Company); Pinchard Creek 1524 Comment
  UC1063102  Mimulus lewisii G. T. Nordstrom 1934-7-17 234 Plumas 1 1/2 mi s and 1/2 mi e Bucks Mtn.; Plumas National Forest, Bidwell Bar Quadrangle Comment
  JEPS104652  Mimulus microphyllus Lowell Ahart 2003-7-18 10425 Plumas In a meadow, on the n side of the road, ca 1/4 mi w of Lumpkin Ridge Rd, ca 1 1/2 mi se of Tamarack Flat, ca 1 1/2 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 mi (air) nw of La Porte. 1709 Comment
  UC1075699  Mimulus moniliformis Robert J. Weatherby 1955-8-12 1682 Plumas above Meadow Valley (near Morrow Creek); McFarland Creek 1432 Comment
  CHSC11079  Mimulus moschatus Lowell Ahart 1968-6-29 Plumas Two miles east of LaPorte. 914 Comment
  CHSC37677  Mimulus moschatus M. S. Taylor 1982-8-10 4952 Plumas End of Spur Rd off Seneca Rd (306) at Salmon Creek, ca. 2 air mi sw of Canyon Dam. 1524 Comment
  HSC20817  Mimulus moschatus H. E. Parks, S. T. Parks Jun 1928 243 Plumas Lassen National Park, Drakesbad 1738 Comment
  RSA169401  Mimulus moschatus L. S. Rose 1963-6-2 63081 Plumas 4 mi. w. of Virgilia. East branch, North Fork of Feather River. 762 Comment
  JEPS106333  Mimulus pygmaeus Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11050 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote 1777 Comment
  JEPS86896  Mimulus pygmaeus David M. Thompson 1988-6-9 940 Plumas 0.1 mi ssw of entrance South Almanor Campground (aloing main road, s side of lake); Lake Almanor 1390 Comment
  JEPS113523  Mimulus suksdorfii Lowell Ahart, John Dittes 2007-6-16 14105 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  RSA59177  Mimulus tilingii E. K. Balls 1950-9-1 15603 Plumas East of Long Lake above meadow leading down to two smaller lakes. 2134 Comment
  JEPS8141  Mimulus torreyi W. L. Jepson 1927-6-23 12318 Plumas Morgan Springs 1584 Comment
  UCD122942  Mimulus torreyi J. M. Tucker 1948-7-24 1720 Plumas near road from Cascade to Camel Peak. 1615 Comment
  JEPS114408  Mitella breweri Lowell Ahart 2008-7-16 15080 Plumas East side 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-BC432985  Mitella breweri Rimo Bacigalupi 1927-7-10 1685 Plumas About 1/4 mile below outlet of Long Lake along Gray Eagle Creek 1828 Comment
  RSA121479  Mitella breweri A. Lewis 1934-6-18 489 Plumas 1 mile NW of Whiskey Diggins 1402 Comment
  CHSC113857  Mollugo verticillata Lowell Ahart 2014-9-9 19850 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CAS-BOT-BC314152  Monardella follettii L. P. Janeway 1993-7-15 4457 Plumas Plumas National Forest, Quincy Ranger District, Pineleaf Compartment. Along Rd 25N17, 4.2 mi NW of Spanish Ranch Road (in Meadow Valley) and 0.2 mi after it crosses Bean Creek. 1402 Comment
  CHSC82105  Monardella follettii L. P. Janeway 2001-8-5 7422 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  UCD105971  Monardella follettii Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 1524 Comment
  UCD125055  Monardella follettii L. P. Janeway; Linnea Hanson, Perrie Cobb 1993-7-19 4461 Plumas Plumas National Forest. Quincy Ranger District. Southwest side of the top of Big Hill. 1874 Comment
  UCR3595  Monardella follettii Wm. Horn Jr. 1963-7-14 630714- 03 Plumas Northern Sierra Nevada Mtns, Meadow Valley, edge of Forest Service Road 24N36, 0.75 mi west of UC Forestry Camp 1189 Comment
  CHSC51245  Monardella glauca Lowell Ahart 1979-7-18 2002 Plumas Growing about 2 miles north-west of Pilot Peak, about 12 miles north-east of La Porte. 1828 Comment
  CHSC100330  Monardella odoratissima subsp. pallida Lowell Ahart 2008-8-13 15174 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC43979  Monardella odoratissima subsp. pallida L. P. Janeway 1987-5-28 2104 Plumas Along county rd A-14 just se of turn to Almanor Peninsula. 1402 Comment
  JEPS107619  Monardella odoratissima subsp. pallida Lowell Ahart, Josephine Guardino 2005-8-9 12295 Plumas On the east side of Fant Creek, on the west side of the dirt road, about 100 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  JEPS122098  Monardella odoratissima subsp. pallida Lowell Ahart 2014-8-24 19741 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  JEPS127336  Monardella odoratissima subsp. pallida Lowell Ahart 2016-7-9 21087 Plumas Top and on the northeast side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  RSA0039545  Monardella odoratissima subsp. pallida Lowell A. Ahart 2008-8-13 15175 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte. 1613 Comment
  UC2035861  Monardella odoratissima subsp. pallida Berry Campbell 1929-6-20 734 Plumas Lake Almanor 1402 Comment
  CAS-BOT-BC220493  Monardella sheltonii M. S. Taylor 1982-7-21 4897 Plumas Summit of Little Volcano, ca. 5 mi se of Quincy 1768 Comment
  CHSC61747  Monardella sheltonii L. P. Janeway 1993-7-15 4456 Plumas Plumas National Forest. Ridge between Bean Creek and Spanish Creek; along Rd 25N17 5.6 mi northwest of Spanish Ranch Road (in Meadow Valley), and 0.8 mi south of the crest to East Branch North Fork Feather River drainage. 1524 Comment
  CHSC67973  Monardella sheltonii James D. Jokerst 1989-7-3 3117 Plumas Serpentine canyon on Hwy. 70 6.4 mi E of Caribou Rd. Comment
  CHSC91753  Monardella sheltonii G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3286 Plumas Sierra Nevada foothills. 0.7 mile south of Arlington Road (Main Street, Taylorsville), on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  UCR102418  Monardella sheltonii L. C. Wheeler 1959-7-15 7570 Plumas Sierra Nevada Mtns, Middle fork of Feather River: McCarty Mine, McCarthy Bar Comment
  UCSC008320  Monardella sheltonii Brett Smith 2012-7-31 BAS 015 Plumas At intersection of Buck's Lake Rd and FS Road 24N29. 100m S of Spanish Creek. 1102 Comment
  CAS-BOT-BC220490  Monardella sheltonii A. A. Heller; P. B. Kennedy 1907-7-12 8824 Plumas Near Greenville 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
  CAS-BOT-BC220208  Monardella stebbinsii G. L. Stebbins; C. Epling 1968-8-2 6840 Plumas East Branch, North Fork of Feather R., 1 mile east of Rich Bar 1036 Comment
  LA87863  Monardella viridis Elizabeth McClintock; 1968-8-1 sn Plumas between Belden and Caribou Comment
  CDA23449  Monolepis nuttalliana F. Surber 1984-6-14 Plumas West of Vinton. 0 Comment
  CDA14594  Montia chamissoi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3078 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  UC83805  Montia chamissoi T. S. Brandegee 1892-7-3 Plumas Prattville Comment
  CAS-BOT-BC444735  Montia chamissoi D. E. Breedlove 1962-6-12 3440 -A Plumas Along State Hwy. 36, 6.9 miles west of Chester 1524 Comment
  CHSC82461  Montia fontana Lowell Ahart 2002-6-26 9795 Plumas Growing along and in a small stream, about 150 yards north of the gravel road, about 1/4 mile (air) west of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1718 Comment
  JEPS95296  Montia fontana Lowell Ahart 1994-6-17 7351 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  SD8153  Montia verna Mrs. R. M. Austin 1877-1 Plumas American Valley Comment
  CAS-BOT-BC267008  Muhlenbergia filiformis Clare B. Hardham 1970-8-9 17716 Z Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC267017  Muhlenbergia filiformis Malcom A. Nobs; S. Galen Smith 1949-8-18 1367 Plumas Last Chance Marshes at N end of Lake Almanor, just S of Chester Comment
  JEPS122306  Muhlenbergia filiformis Lowell Ahart 2014-8-31 19807 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  UCD86676  Muhlenbergia filiformis E. D. Merrill 1929-7-13 Plumas Silver Lake. 1828 Comment
  UCD86723  Muhlenbergia filiformis Leo Whitney 1934-8-15 2183 Plumas Willow Creek. 15 miles north of Beckwith, Plumas National Forest. 1950 Comment
  SJSU4306  Muhlenbergia jonesii T. L. Erwin 1963-8-19 2 Plumas near Banner Creek S slope of Mt Harkness 7 mi NW of Chester 1676 Comment
  CDA5600  Myosotis discolor L. P. Janeway 1996-6-5 5000 Plumas Northern High Sierra Nevada / Modoc Plateau; Ramelli Ranch; northwest corner of Sierra Valley; 400 feet south of Middle Fork Feather River and 300 feet west of the road to Calpine. Comment
  UC175562  Myosotis scorpioides A. A. Heller 1913-6-13 10861 Plumas near Quincy 1066 Comment
  UC501396  Myosotis scorpioides David D. Keck Jul 3 1932-Jul 5 1932 1695 Plumas just w. of town Quincy; Northern Sierra Nevada, Quincy 1065 Comment
  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
  RSA59480  Myosotis scorpioides E. K. Balls 1950-9-16 15870 Plumas 5 miles SE Graeagle, Hwy 89, along Sulphur Creek. 1372 Comment
  UC1112281  Myosurus apetalus Herbert L. Mason 1952-7-17 14381 Plumas just s Beckworth (along Western Pacific tracks); Sierra Nevada 1524 Comment
  POM161625  Narthecium californicum Rimo C. Bacigalupi 1927-7-10 1690 Plumas About 0.25 mile below outlet of Long Lake along Gray Eagle Creek 1829 Comment
  SEINET10475624  Narthecium californicum Mary Susan Taylor, H. Swanson 1982-9-2 Taylor 5087 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
  UC1075682  Narthecium californicum Robert J. Weatherby 1950-7-21 1476 Plumas Butterfly Valley near Quincy; Butterfly Valley 1219 Comment
  RSA123148  Navarretia breweri E. Sawyer 1935-6-27 211 Plumas Mouth of Dixie Valley 1555 Comment
  RSA60242  Navarretia capillaris E. K. Balls 1950-9-2 15634 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 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
  CHSC97113  Navarretia intertexta subsp. propinqua Lowell Ahart; Josephine Guardino 2007-7-20 14349 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis. 1763 Comment
  UCD48465  Navarretia intertexta subsp. propinqua John M. Tucker 1948-7-24 1717 Plumas Near road from Cascade to Camel Peak, Plumas County, California. 1615 Comment
  SBBG21890  Navarretia leptalea D. Myrick 1964-7-21 892 Plumas near parking area, Drakesbad 1737 Comment
  RSA59671  Navarretia leptalea subsp. bicolor E. K. Balls 1950-9-9 15739 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  SD133960  Navarretia leptalea subsp. leptalea Barbara Ertter 1989-7-4 8681 Plumas 2.2 mi W of jct with Hwy 89 & Hwy 36 SW of Chester 1463 Comment
  UC306887  Navarretia leptalea subsp. leptalea unknown 1918-7-26 Plumas 300 ft above Mud Lake (Sierra Nevada); , above Mud Lake 2529 Comment
  UC908575  Navarretia linearifolia subsp. linearifolia Milo S. Baker 1935-6-25 8098 Plumas Mt. Lassen Highway near Soda Springs 1828 Comment
  CAS-BOT-BC219374  Nemophila John Thomas Howell; H. Keith Wagnon 1980-5-28 53710 Plumas North Fork Feather River Canyon 4 miles northeast of Pulga Bridge Comment
  UC284109  Nemophila maculata Mary E. Pulsifer Ames Mar. 1895 Plumas Taylorsville Indian Valley, , English Colony (Delamen Avenue, Indian Valley, English Colony) Comment
  UC606950  Nemophila parviflora var. austiniae L. Constance 1938-6-10 2318 Plumas 3.2 mi n Prattville (ne end Lake Almanor); , n of Prattville 1524 Comment
  CHSC39592  Nemophila spatulata Lowell Ahart 1983-7-20 4194 Plumas Found growing on damp soil on a small mound near a small wet mountain meadow, about 1/4 mile east of the Feather Fork Mine, about 5 1/2 miles north of La Porte. 1800 Comment
  RSA0013787  Nuphar lutea subsp. polysepala R. Weatherby 1950-7-28 1497 Plumas Snake Lake, near Quincy. 1220 Comment
  SD7985  Nuphar polysepala R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC20852  Oenothera elata subsp. hirsutissima K. R. Stern 1975-7-24 5808 Plumas E side of Lake Almanor. 1371 Comment
  UC1738843  Orcuttia tenuis Dean Wm. Taylor with Glenn L. Clifton 1992-8-23 13218 Plumas Highway 89 about 1 mile N of junction with Humbug-Humboldt Road, Lake Almanor region 1402 Comment
  CHSC88657  Oreostemma alpigenum var. andersonii H. Gray 2003-8-26 Plumas Plumas National Forest. In Barely Fen. 1706 Comment
  JEPS29579  Oreostemma alpigenum var. andersonii J. Thomas Howell 1960-7-23 35964 Plumas Dream Lake, (Drakesbad) Lassen Volcanic National Park, Dream Lake, Drakesbad 1676 Comment
  JEPS96115  Oreostemma alpigenum var. andersonii Vernon H. Oswald and Lowell Ahart 1996-7-15 8048 Plumas just s Last Chance Campground (n end of lake); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  CHSC45306  Orobanche californica subsp. jepsonii Vernon Oswald 1988-9-4 3697 Plumas Pacific Crest Trail ca. 1 mi e of Humboldt Summit. 2103 Comment
  CAS-BOT-BC500309  Orobanche uniflora subsp. occidentalis Lowell Ahart 1975-7-16 s.n. Plumas 2 mi NE of LIttle Grass Valley Res. 1828 Comment
  SEINET11131849  Orogenia fusiformis C. Bailey, H. N. Mozingo 1979-3-24 43 Plumas Along Little Last Chance Creek 1561 Comment
  CAS-BOT-BC238430  Orthocarpus Clare B. Hardham 1978-8-11 21777 b Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC238428  Orthocarpus W. Harnach; N. Harnach 1989-6-17 145 Plumas Sierra Valley. Collected at the east end of Carmichaels Pond. Marble Lane 1487 Comment
  CHSC71654  Orthocarpus cuspidatus subsp. cryptanthus Vernon H. Oswald; Lowell Ahart 1998-8-11 9489 Plumas Northwest of Onion Valley at Monitor Flat on Cleghorn Bar Rd. 2.5 mi west of Quincy-La Porte Rd. (County Rd. 511). 1905 Comment
  UC584313  Orthocarpus cuspidatus subsp. cryptanthus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2242 Plumas sw slopes and ridge crest Red Rock (n of Engelmine); sw slopes and ridge crest Red Rock 2133 Comment
  RSA59681  Orthocarpus hispidus E. K. Balls 1950-9-9 15750 Plumas West of Lakes Center Public Campground at south end of small lake. 2043 Comment
  SEINET10832404  Orthocarpus hispidus Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3881 A Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  JEPS62841  Orthocarpus luteus John Weiler 1970-7-2 70154 Plumas on the road to Loyalton 1/2 mi e Marble Hot Springs; e of Marble Hot Springs 1524 Comment
  CHSC101930  Osmorhiza chilensis Lowell Ahart; John Dittes 2009-7-14 16062 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
  JEPS95355  Osmorhiza occidentalis Lowell Ahart 1994-6-29 7406 Plumas about 1/2 mi S of Bucks Lake (N of a poor logging road) 1828 Comment
  RSA88406  Osmorhiza occidentalis J. T. Howell 1951-6-28 27652 Plumas Johnsville 1585 Comment
  CHSC54464  Packera pauciflora Vernon H. Oswald; Lowell Ahart 1991-7-30 4788 Plumas Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. In the west portion of the fenced enclosure at the springs. 1310 Comment
  CAS-BOT-BC121005  Paeonia brownii Mary Strong Clemens 1920-4-20 s.n. Plumas Greenville Comment
  CHSC33619  Paeonia brownii M. S. Taylor 1981-6-17 3927 Plumas Large Montane Meadow on n side of Coldwater Spring, in dry area, ca. 1/4 mi e of its jct with 25N49, ca. 14 air mi n of Blairsden. 2255 Comment
  CHSC97146  Paeonia brownii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14019 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  UC1126106  Paeonia brownii E. Sawyer 1935-5-23 32 Plumas 1 1/2 mi sse Kerby; Sierraville Quadrangle Comment
  SBBG115626  Panicum acuminatum B. Crampton 1964-8-25 7157 c Plumas Devils Kitchen, Hot Springs Crk cyn, ca. 1.5 mi W of Drakesbad 1859 Comment
  UCD32831  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 b Plumas Lassen National Park, Devil's Kitchen, Hot Springs Creek canyon, 1.5 miles W of Drakesbad. 1859 Comment
  UCD32832  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 c Plumas Lassen National Park, Devil's Kitchen, Hot Springs Creek canyon, 1.5 miles W of Drakesbad. 1859 Comment
  UCD89726  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  JEPS122244  Panicum capillare Lowell Ahart 2014-9-9 19844 Plumas Below the high water line, on the west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  JEPS110546  Panicum dichotomiflorum subsp. dichotomiflorum Lowell Ahart 2006-10-23 13499 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  SBBG115819  Panicum lassenianum B. Crampton 1964-8-25 7164 b Plumas Drakesbad, ca. 1/8 mi S of guest houses, slope above Hot Springs Crk 1676 Comment
  CAS-BOT-BC175580  Parnassia palustris Walter Knight; Irja Knight 1967-9-16 2247 Plumas Butterfly Botanical Area and Vicinity 1036 Comment
  CAS-BOT-BC175583  Parnassia palustris E. K. Balls 1950-9-10 15778 Plumas Trail, 2 mi. from camp, from Lakes Center Public Camp to Long Lake outlet, southern Plumas County 2011 Comment
  CAS-BOT-BC259738  Paspalum distichum John Thomas Howell 1959-9-21 34755 Plumas N Fork Feather River near Belden 701 Comment
  CHSC58178  Pedicularis attollens Vernon H. Oswald 1992-6-18 5003 Plumas Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd between Lee and Kelly camps. 1597 Comment
  POM147891  Pedicularis attollens J. B. Feudge 1927-7-20 1765 Plumas 8 miles SW of Chester. 1829 Comment
  RSA0091375  Pedicularis densiflora Bonnie C. Templeton 1968-1 11293 Plumas [Possibly Trinity County.] [No locality data on label.] Comment
  RSA0006086  Pedicularis densiflora subsp. aurantiaca E. F. Sprague 1957-5-30 1206 Plumas Lake Almanor. 1311 Comment
  RSA101431  Pedicularis groenlandica R. Weatherby 1955-6-26 1559 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  JEPS114507  Pedicularis racemosa Lowell Ahart 2008-8-14 15201 Plumas 200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  SEINET3159934  Pedicularis semibarbata T. S. Brandegee 1892-7-4 sn Plumas Prattville Comment
  UC1012475  Pedicularis semibarbata Francis W. Pennell Jun 10 1940-Jun 11 1940 25804 Plumas e of Almanor (Route 89) 1463 Comment
  UC1599356  Pedicularis semibarbata H. E. Brown Aug 15 1897-Aug 31 1897 649 Plumas near Lassen Buttes 1828 Comment
  CHSC58018  Pellaea brachyptera Vernon H. Oswald 1992-5-21 4948 Plumas Warner Valley on the S side of Hot Springs Creek ca. 0.5 mi upstream from the park boundary. Lassen Volcanic National Park. 1633 Comment
  CHSC69695  Pellaea brachyptera Vernon Oswald; Lowell Ahart 1997-9-18 8873 Plumas Ca. 4 air mi west of Caribow on Forest Rd. 26N25 (to Mosquito Creek), 2.3 mi northeast of its junction with 26N26 (to Humbug Valley). 1383 Comment
  CAS-BOT-BC69357  Pellaea brachyptera Emily K. Mcpherson 1976-11-7 76 32 -1 Plumas Portola Quad. 5 miles north of Beckwourth 1920 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
  UC1874921  Pellaea bridgesii Ruth Kirkpatrick 2002-7-18 1138 Plumas Plumas-Eureka State Park, ca. 1.5 mi up Johnsville - McCrea Road (County Road 507) from Plumas - Eureka State Park Museum 1676 Comment
  POM22839  Pellaea mucronata D. L. Crawford 1916-3-12 s.n. Plumas Fern Canyon. Comment
  POM853  Pellaea mucronata D. L. Crawford 1916-3-12 s.n. Plumas Fern Canyon. Comment
  UC1063375  Penstemon deustus E. Sawyer 1935-6-3 59 Plumas 1 3/4 mi s Beckwith Butte; Plumas National Forest, Sierraville Quad. Comment
  POM161709  Penstemon deustus subsp. deustus R. C. Bacigalupi 1927-7-7 1645 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake. Comment
  RSA71132  Penstemon deustus subsp. deustus L. S. Rose 1951-6-28 51065 Plumas Johnsville. 1601 Comment
  CDA18677  Penstemon deustus var. pedicellatus G. D. Barbe, T. C. Fuller 1982-6-15 3727 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CHSC58179  Penstemon deustus var. pedicellatus Vernon H. Oswald 1992-6-18 4992 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. 1621 Comment
  CDA14661  Penstemon deustus var. suffrutescens G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3100 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC46662  Penstemon deustus var. suffrutescens Lowell Ahart 1989-7-2 6336 Plumas Growing on the north side and near the summit of Pilot Peak, about 10 miles northeast of La Porte. 2255 Comment
  NY609837  Penstemon deustus var. suffrutescens J. L. Reveal 1971-6-23 2470 Plumas Along California Highway 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek Comment
  CHSC52537  Penstemon gracilentus L. P. Janeway 1990-6-28 3741 Plumas Plumas National Forest, Beckwourth Ranger District, Cascade Compartment. Upper Joseph Creek, on northeast side of Grizzly Ridge. 2011 Comment
  NY600720  Penstemon gracilentus L. Constance 1938-6-10 2314 Plumas West edge of Lake Almanor at Prattville 1219.2 Comment
  NY600730  Penstemon gracilentus R. M. Austin s.n. Plumas Comment
  UC1552728  Penstemon gracilentus Frederica Bowcutt 1985-6-6 560 Plumas about 15 air mi ne Quincy (n of Beckwourth Genesee Road about 1/2 mi, Plumas National Forest); Plumas National Forest, ne of Quincy 1676 Comment
  NY600757  Penstemon gracilentus S. L. Welsh 2001-6-14 28143 Plumas Forest service road, ca. 5 miles south of Milford 1791.9 Comment
  SEINET10547983  Penstemon gracilentus F. Marion Ownbey, Ruth P. Ownbey 1938-7-14 Ownbey 1739 Plumas Dry slope, below humboldt summit, sierra nevada. Comment
  UC1586114  Penstemon janishiae Barbara Ertter with Gary Schoolcraft 1989-7-3 8667 Plumas ca. 7 air mi s Susanville (bare rocky ridge extending n from main peak); Diamond Mt. Peak, s of Susanville 2316 Comment
  UCR3602  Penstemon laetus Wm. Horn Jr. 1963-6-24 630624- 02 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  UC696741  Penstemon neotericus David D. Keck 1932-7-6 1719 Plumas 12 mi w Chester; Sierra Nevada, w of Chester 1584 Comment
  SBBG26886  Penstemon newberryi M. Ownbey, R. Ownbey 1938-7-14 1734 Plumas Humboldt Summit Comment
  RSA71285  Penstemon newberryi subsp. newberryi L. S. Rose 1951-6-28 51053 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  RSA17708  Penstemon newberryi subsp. newberryi Elmer I. Applegate 1934-5-3 8908 Plumas Near and west of Meadow Valley. Comment
  RSA8018  Penstemon newberryi subsp. newberryi H. A. Barker 1927-7-3 765 Plumas Grade between Blairsden and Gold Lake. 1829 Comment
  CAS-BOT-BC239289  Penstemon newberryi var. berryi Gill 1921-7-23 s.n. Plumas Road to Round Lake, Feather River Region Comment
  HSC101691  Penstemon newberryi var. newberryi Dillon North Davis 2013-5-26 5 Plumas Along southeast bank of Gold Lake 2100 Comment
  JEPS7232  Penstemon newberryi var. newberryi R. H. Platt 1891-1 Plumas near Prattville; Sierras Comment
  NY627327  Penstemon newberryi var. newberryi J. T. Howell 1967-7-11 43351 Plumas Summit ridge of Mt. Hough, (a metamorphic area) 2194.6 Comment
  NY627394  Penstemon newberryi var. newberryi R. M. Austin 1876-1-1 285 Plumas Comment
  CAS-BOT-BC245639  Penstemon personatus M. S. Taylor; M. Foster 1981-7-14 4009 Plumas Saddle at head of Bullfrog Ravine, up to 1/4 mi. E & W of road 26N18, ca. 3 air mi. NW of Indian Falls 1737 Comment
  CHSC21816  Penstemon personatus F. T. Griggs; A. Pass 1975-7-16 198 Plumas Bucks Lake Forest Service Survey. Comment
  UCD158859  Penstemon personatus G. Ledyard Stebbins; W. D. Dakan 1970-7-5 s.n. Plumas 1 mile southeast of Mount Ararat, along Little Bear Creek. 1524 Comment
  SEINET5329276 Image available Penstemon personatus M. Foster 1988-7-8 182 Plumas Bucks Lake NE Quad; in clearcut unit, 1/2 mi E of Big Creek and Big Creek Rd., below F.S. Rd. 24N47X, 3 mi W of Bucks lake, 10 mi SW of Quincy 1591 Comment
  CHSC76074  Penstemon roezlii G. F. Hrusa 1997-5-30 13821 Plumas Sierra Nevada. On W side of Rattlesnake Creek creekbed, immed. S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1300 Comment
  CAS-BOT-BC239597  Penstemon rydbergii var. oreocharis Mrs. A. L. Coombs 1902-7-7 s.n. Plumas Prattville Comment
  CAS-BOT-BC239612  Penstemon rydbergii var. oreocharis Mary E. Wall 1939-6-25 s.n. Plumas Brush Creek ranger station Comment
  SJSU14716  Penstemon rydbergii var. oreocharis N. A. Hopkins 1991-6-28 1694 Plumas between Medford Fork & Doyles Crossing along rd from Red Clover Valley to Janesville 1524 Comment
  SJSU15165  Penstemon rydbergii var. oreocharis N. A. Hopkins 1993-6-16 1727 Plumas by Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  UC608833  Penstemon rydbergii var. oreocharis Beryl O. Schreiber 1938-7-9 2521 Plumas 1 mi e Meadow Valley; Bidwell Bar Quad. Comment
  JEPS3888  Penstemon speciosus Mrs. Emanuel Esther C. Fritz 1933-7-4 Plumas Spanish Peak 1981 Comment
  NY661072  Penstemon speciosus C. B. Wolf 1937-9-5 9289 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co. Line 1463.0 Comment
  HSC22869  Penstemon speciosus John Pratt 1970-6-15 21 Plumas Chester Airport Comment
  CHSC40971  Perideridia bolanderi J. D. Jokerst 1984-7-11 2102 Plumas Top of first ridge west of Ward Creek. South of Genesee Valley. 1584 Comment
  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
  CHSC95101  Perideridia bolanderi subsp. bolanderi L. P. Janeway; B. Castro 2006-6-3 8654 Plumas Northern High Sierra nevada. West side of lower 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
  UC1123113  Perideridia bolanderi subsp. bolanderi E. Sawyer 1935-6-7 85 Plumas 6 1/2 mi ssw Sugarloaf; Sierraville Quadrangle Comment
  SJSU11949  Perideridia bolanderi subsp. bolanderi N. A. Hopkins 1971-6-19 405 Plumas c. 5 mi SE of Beckwourth, Sierra Valley 1219 Comment
  CHSC54511  Perideridia lemmonii Vernon H. Oswald 1991-8-8 4812 Plumas Lassen Volcanic Park. Just north of the south boundary of the park at Willow Lake, along the trail to Camp Kelly and Terminal Geyser, ca. 3 miles (air) southeast of Drakesbad. 1658 Comment
  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
  CDA13987  Perideridia parishii subsp. latifolia G. F. Hrusa 1996-8-2 13449 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Comment
  CAS-BOT-BC413568  Persicaria amphibia M. S. Taylor 1982-8-10 4956 Plumas In s end of Lake Almanor, ca. 1 mi w of Canyon Dam 1371 Comment
  CAS-BOT-BC413730  Persicaria hydropiper John Thomas Howell 1961-9-23 36847 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC413733  Persicaria hydropiper Lowell Ahart 1981-9-6 3069 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  JEPS122113  Persicaria lapathifolia Lowell Ahart 2014-8-24 19738 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  JEPS122109  Persicaria maculosa Lowell Ahart 2014-8-24 19737 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CAS-BOT-BC419231  Persicaria maculosa Lowell Ahart 1981-9-6 3096 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CAS-BOT-BC134016  Phacelia hastata var. hastata Clare B. Hardham 1975-8-2 s.n. Plumas Black Mt. 2133 Comment
  JEPS105988  Phacelia heterophylla subsp. virgata Lowell Ahart, Josephine Guardino 2004-5-24 10951 Plumas Near an old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1208 Comment
  UC586854  Phacelia heterophylla subsp. virgata Joseph Andorfer Ewan 1934-6-25 8229 Plumas Gold Lake Rd above Duetens; Sierra Nevada Comment
  CHSC34870  Phacelia humilis M. S. Taylor 1981-6-16 3913 Plumas N side of 23N88, a loop road off rd 24N07, ca. 3/4 mi nw of Smith Peak Lookout, ca. 7 air mi ne of Blairsden. 2072 Comment
  JEPS120555  Phacelia humilis B. Castro and L. P. Janeway 2006-6-4 1537 Plumas Northern High Sierra Nevada. South side of Squaw Valley, ca 3000 ft N of jcn of McReyolds Valley Road (FS Rd 25N05) and Squaw Valley Road (FS Rd 28N01). Comment
  RSA726372  Phacelia humilis L. Ahart, John Dittes, Josephine Guardino 2007-6-8 14005 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  UC572379  Phacelia humilis E. Sawyer 1935-8-10 87 Plumas 1 1/2 mi s Sugar Loaf; Sierraville Quadrangle 1493 Comment
  JEPS113379  Phacelia humilis var. humilis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14005 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  RSA38636  Phacelia humilis var. humilis P. A. Munz 1947-5-16 11830 Plumas Eight miles north of Chilcoot. 1524 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
  CHSC63147  Phacelia hydrophylloides Lowell Ahart 1994-7-7 7468 Plumas On the west side of the Pacific Crest Trail, about 1/4 mile (air) south-west of Pilot Peak. 2011 Comment
  UC614676  Phacelia mutabilis L. Constance 1938-6-10 2313 Plumas Prattville Lake Almanor (w edge of lake) 1219 Comment
  UC672707  Phacelia mutabilis Lee Bonar 1942-7-31 Plumas hillside near Gold Lake Lodge 2011 Comment
  CHSC102578  Phacelia procera L. P. Janeway; B. Castro 2009-7-18 9860 Plumas Northern High Sierra Nevada. Near the head of a major northwestern fork of Toland Creek, 1.7 air km northeast of Soapstone Hill and about 100 m southeast of Oroville-Quincy Hwy. 1643 Comment
  CHSC62359  Phacelia procera B. Castro; R. Fallscheer, R. Zebell 1989-8-15 398 Plumas Ca 5 air mi S of Bucks Lake, ca 200 ft E of Coldwater Creek, and ca 0.2 mi S of Ohio Ravine in moist ditch along E side of USFS Rd 23N18. 1569 Comment
  CHSC73782  Phacelia procera B. Castro; L. Gehrung 1998-9-22 840 Plumas Near NW edge of Little Grass Valley Reservoir, on shaded SE-facing slope above Black Rock Inlet. 1722 Comment
  SEINET5506862  Phacelia procera M. J. Williams, E. McPherson 1974-8-5 74 -P-5 Plumas Lake's Basin, trail from Silver Lake to Mt. Elwell Comment
  CHSC117800  Phalaris arundinacea B. Castro; With members of Plumas CRM reveg committee 2007-6-26 1651 Plumas Northern High Sierra Nevada. Plumas National Forest. Jordan Flat, on flood plain at confluence of Jordan Creek with Last Chance Creek. Ca 8.5 air mi SE of Milford, 4.8 mi SW of Hwy 395 and 10 mi NW of Doyle. Comment
  UCD88511  Phalaris arundinacea John Thomas Howell 1973-7-9 49713 Plumas Crescent Mills. 1066 Comment
  CAS-BOT-BC128861  Philadelphus John Thomas Howell 1962-6-16 37635 Plumas Lewisia Rock, Feather River North Fork - Sierra Nevada 640 Comment
  CHSC65499  Philadelphus lewisii L. P. Janeway 1995-7-29 4885 Plumas Along Pipeline Road about 0.7 mi northeast of Camp Rogers Saddle. On the mid- to upper-slope between rogers Flat on the North Fork Feather River and Bald Eagle Mountain. 1609 Comment
  JEPS49593  Philadelphus lewisii W. L. Jepson 1924-7-23 10628 Plumas Rich Point Middle Fork Feather Tiver 914 Comment
  UC1024781  Phleum alpinum Leo Whitney 1934-8-6 2242 Plumas ca 9 mi nw Portola (nw end of Big Grizzley Valley, Freeman Creek, Plumas National Forest); Plumas National Forest, Freeman Creek 1828 Comment
  CHSC89811  Phlox diffusa G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3264 Plumas Sierra Nevada. Summit of Mt. Hough. 2194 Comment
  CHSC53208  Phlox diffusa subsp. diffusa L. P. Janeway 1989-6-26 3400 Plumas Ridgetop between Crocker Mdw and the head of Mapes Cyn. 1813 Comment
  SEINET10492840  Phoradendron juniperinum var. ligatum Mary Susan Taylor 1982-5-17 Taylor 4464 Plumas 5600 ft. T22N R14E se/se sec 6. Portola quad. Dry rocky volcanic flats and outcrops, n side of 22N55, near its jct with 22N54 & 27N88, ca. 2 mi se of Portola. 1707 Comment
  CHSC102061  Phoradendron libocedri Lowell Ahart; John Dittes 2009-7-15 16087 Plumas On Calocedrus decurrens, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CAS-BOT-BC58834  Phyllodoce breweri C. C., Mrs. Bruce 1898-1-1 1229 Plumas Near Cinder Cone Comment
  CAS-BOT-BC58835  Phyllodoce breweri Rimo Bacigalupi 1927-7-7 1653 Plumas Upper reaches of trail between Gray Eagle Valley and Song Lake Comment
  CHSC108722  Phyllodoce breweri B. Castro; L. P. Janeway 2003-9-6 1449 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, ca 1.5 mi west of Hay Meadow. Large patch on W edge of lake on Wilderness boundary line, near water's edge. 2058 Comment
  CAS-BOT-BC73082  Pinus lambertiana Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1594 Plumas Butterfly Botanical Area, Fern Glen 1097 Comment
  RSA101387B  Piperia colemanii R. Weatherby 1955-7-21 1657 Plumas Bottle Springs, near Middle Fork Feather River 1616 Comment
  CHSC50568  Piperia unalascensis L. P. Janeway 1990-7-2 3753 Plumas Plumas National Forest. Ca 100 ft west of Paradise Cr and ca 3/4 mi south of Little Grizzly Cr. 1889 Comment
  CHSC102436  Plagiobothrys bracteatus L. P. Janeway; B. Castro 2009-6-7 9800 A Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 125 m southwest of Thompson Valley Creek. 1670 Comment
  JEPS61026  Plagiobothrys bracteatus W. L. Jepson 1910-6-4 4055 Plumas Big Meadows Prattville 1310 Comment
  SD6755  Plagiobothrys cognatus unknown 1882-7-21 Plumas Big Meadows Comment
  SBBG128657  Plagiobothrys cusickii L. Ahart 2008-9-10 15394 Plumas below the high water line of Little Grass Valley Reservoir, N of the S Fork of the Feather River, SW of the horse camp, ca. 4.5 mi (air) N of La Porte 1537 Comment
  CAS-BOT-BC230966  Plagiobothrys hispidulus John Thomas Howell; Gordon H. True 1973-7-31 50093 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CAS-BOT-BC230990  Plagiobothrys hispidulus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54176 Plumas Long Valley at road to Maxwell Mine 1633 Comment
  CHSC43396  Plagiobothrys hispidulus Lowell Ahart 1977-8-8 1543 Plumas In the meadow east of the lake, in Onion Valley, about 1 mile north-west of Pilot Peak, about 15 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC230970  Plagiobothrys hispidulus Lowell Ahart 1985-7-3 5102 Plumas Little Grass Valley Reservoir, where the S Fork of the Feather River flows into the lake, about 4.25 miles NE of La Porte 1584 Comment
  CAS-BOT-BC230973  Plagiobothrys hispidulus Lowell Ahart 1981-7-24 2994 Plumas A hydraulic mine about 1 mile S of La Porte 1600 Comment
  CAS-BOT-BC228461  Plagiobothrys mollis John Thomas Howell 1961-9-25 36950 Plumas Feather River bed, Portola 1478 Comment
  SD6758  Plagiobothrys tenellus Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  JEPS110521  Plantago major Lowell Ahart 2006-10-23 13482 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley 1281 Comment
  CHSC34314  Plantago major var. scopulorum L. Ahart 1981-9-6 3079 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  UCD139004  Platanthera dilatata var. leucostachys B. Castro; L. P. Janeway 1987-7-17 140 Plumas ca. 6 miles west of Clio via Hwy 70/89, off USFS Rd. 22N98 at a spring site. 1584 Comment
  UC924256  Platanthera leucostachys H. S. Reed 1941-8-2 Plumas Forest Lodge 1036 Comment
  CHSC52564  Platanthera sparsiflora L. P. Janeway 1990-6-27 3728 Plumas Plumas National Forest. Headwaters of Joseph Creek on northeast side of Grizzly Ridge. 2103 Comment
  UC1371041  Platanthera sparsiflora Theodore F. Niehaus 1965-6-23 589 Plumas immediately e Buck Summit (Quincy road, meadow above road); Bucks Lake Comment
  RSA39884  Plectritis macrocera subsp. grayi Philip A. Munz 1947-5-16 11828 Plumas 8 miles north of Chilcoot. 1524 Comment
  CAS-BOT-BC458185  Pleuricospora fimbriolata Mrs. S. Earle Kelley 1920-7-1 s.n. Plumas Greenville Comment
  CAS-BOT-BC254612  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-BC254768  Poa bolanderi George W. Gillett 1957-8-9 1015 Plumas Lassen Volcanic National Park. Cliff Lake Trail, 100 yards above Highway, near Summit Lake Ranger Station 2042 Comment
  CHSC102380  Poa bolanderi Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16133 Plumas On the east side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  RSA726384  Poa bolanderi L. Ahart, Josephine Guardino 2007-7-21 14369 Plumas About 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1794 Comment
  CAS-BOT-BC227204  Poa bulbosa R. K. Brummitt 1998-5-17 19879 Plumas Rte. 89 near Indian Falls, 2 km from Rte. 70 junction 1000 Comment
  CHSC113928  Poa compressa Lowell Ahart 2014-8-20 19714 Plumas Around rocks, high edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  CHSC20980  Poa cusickii subsp. cusickii F. T. Griggs; A. Pass 1975-7-23 242 Plumas Cape Lake. Comment
  UCD90940  Poa cusickii subsp. epilis A. A. Heller 1942-5-8 16464 Plumas West of Vinton. 1524 Comment
  SEINET10834530  Poa fibrata Billy Joe Cox 1969-8-18 Cox 3423 Plumas Collected from dry sagebrush desert. 1/2 mi W of Beckworth Pass. Comment
  UCD169443  Poa palustris Lowell Ahart; John Dittes 2005-9-19 12371 Plumas About 6 miles (air) southwest of Antelope Lake. On the east side of Taylor Lake. 2076 Comment
  CHSC44588  Poa pratensis Lowell Ahart 1977-8-8 1546 Plumas On a dam, in Onion Valley Meadow, east of the small lake, about 1 mile north-west of Pilot Peak, about 15 miles north-east of La Porte. 1828 Comment
  UCD91944  Poa pratensis R. N. Raynor 1939-6-1 s.n. Plumas along Lake Almanor, near Chester. Comment
  SEINET10836180  Poa pratensis Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4655 Plumas T27N R12E sw/nw sec 12. Antelope Lake quad. In wet Montane Mdw, Pioneer Mdw, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 5040 ft. 1536 Comment
  JEPS106235  Poa pratensis subsp. pratensis Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11165 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
  JEPS113667  Poa pratensis subsp. pratensis Lowell Ahart, Josephine Guardino 2007-7-20 14310 Plumas South of a small drainage, northeast edge of a large meadow, south of Lightning Tree Campground, west of the paved road, east side of Lake Davis 1789 Comment
  POM180948  Poa secunda A. A. Heller, P. B. Kennedy 1907-7-3 8711 Plumas Hills above Red Clover Valley Comment
  UCR146410  Poa secunda Beecher Crampton 1954-5-10 1874 Plumas Northern Sierra Nevada Mountains, 1 mile west of Portola, along highway 24 1473 Comment
  CAS-BOT-BC236279  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5420 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather RIver 1356 Comment
  UC717964  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5420 Plumas Middle Fork Feather River, Feather River Inn Mohawk Valley; Sierra Nevada 1356 Comment
  CAS-BOT-BC242960  Poa secunda subsp. secunda L. W. Swift No date on label 75 Plumas Squaw Valley 1767 Comment
  CAS-BOT-BC242963  Poa secunda subsp. secunda David D. Keck 1944-7-8 5441 Plumas S end of Lake Almanor, E side of dam 1341 Comment
  CAS-BOT-BC242976  Poa secunda subsp. secunda Anna Head 1921-7-18 s.n. Plumas Feather River Region. Lake Center Camp 1981 Comment
  CAS-BOT-BC242988  Poa secunda subsp. secunda John Thomas Howell; et al. 1967-7-10 2178 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  SEINET7862572  Poa secunda subsp. secunda W. Harnach, N. Harnach 2000-5-20 888 Plumas Sierra Valley, Approx 2.5 road miles N of Sierra/Plumas Co. line on A23, midway between County Rd A-23 and the Sharkey Cemetery. 1512 Comment
  UCD91634  Poa secunda subsp. secunda August L. Hormay 1932-6-9 s.n. Plumas Squaw Queen Valley, near Crocker Ranger Station, Plumas National Forest. Comment
  CHSC112173  Poa sierrae Dean Wm. Taylor 2012-5-2 21186 Plumas Feather River Canyon, 'Lewisia Rock', 4 miles west (downcanyon) from Belden (turnoff). 91 Comment
  UCD91987  Poa sierrae John Thomas Howell 1967-6-22 42650 Plumas near mouth of Granite Creek. Canyon of the Feather River North Fork. 609 Comment
  UC1409075  Polygonum amphibium var. emersum R. F. Thorne and C. W. Tilforth 1969-9-6 39241 Plumas river margin 1 mi sw Beckwourth; Feather River 1356 Comment
  JEPS83027  Polygonum amphibium var. stipulaceum M. S. Taylor 1982-9-8 5124 Plumas ca 4 air mi s Greenville (n side of reservoir); Greenville SW quad, Round Valley Reservoir 1371 Comment
  SEINET10479335  Polygonum aviculare Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5174 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
  JEPS87770  Polygonum bistortoides Lowell Ahart 1994-6-12 7321 Plumas w side of Faggs Mine Rd near Cedar Flat (sw of a small branch of Willow Creek, about 1 1/4 air mi s of Bucks Lake) 1706 Comment
  POM180955  Polygonum bistortoides A. A. Heller, P. B. Kennedy 1907-7-9 8793 Plumas Prattville. Comment
  RSA252388  Polygonum coccineum Robert F. Thorne 1969-9-6 39241 Plumas Near bank of Feather River, 1 mile SW of Beckwourth. 1357 Comment
  CAS-BOT-BC414562  Polygonum douglasii A. A. Heller; P. B. Kennedy 1907-7-5 8744 Plumas Hills above Red Clover Valley Comment
  CHSC113906  Polygonum douglasii Lowell Ahart 2014-8-24 19744 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CAS-BOT-BC419744  Polygonum douglasii J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk, at S.E. end 1584 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
  CHSC20806  Polygonum douglasii subsp. johnstonii K. R. Stern 1975-7-23 5843 Plumas W shore of Lake Almanor. 1371 Comment
  JEPS113780  Polygonum douglasii subsp. johnstonii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13989 Plumas East side of an open rocky flat, 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  SEINET4337706  Polygonum kelloggii var. kelloggii A. A. Heller, P. B. Kennedy 1907-7-5 8745 Plumas Hills above Red Clover Valley Comment
  JEPS102551  Polygonum lapathifolium Lowell Ahart 2001-10-16 9373 Plumas On the NW side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1363 Comment
  CAS-BOT-BC418527  Polygonum minimum Lowell Ahart 1985-7-11 5139 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
  CHSC32014  Polygonum minimum L. Ahart 1974-8-3 578 Plumas In small meadow above Hopkins Creek near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  RSA0105473  Polygonum minimum Lowell Ahart 2014-8-31 19800 Plumas In and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CAS-BOT-BC419836  Polygonum parryi John Thomas Howell; Gordon H. True 1967-7-11 43290 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  RSA52851  Polygonum persicaria R. Weatherby 1950-7-21 1469 Plumas East Quincy. 1037 Comment
  CAS-BOT-BC419881  Polygonum polygaloides subsp. confertiflorum Thomas H. Kearney 1944-8-14 41 Plumas Near Prattville, Lake Almanor Comment
  UC465759  Polygonum polygaloides subsp. confertiflorum Katharine Brandegee Plumas Portola Comment
  CAS-BOT-BC420049  Polygonum polygaloides subsp. kelloggii D. E. Breedlove 1962-6-12 3432 Plumas Along State Highway 36, 6.9 miles west of Chester 1524 Comment
  CAS-BOT-BC420059  Polygonum polygaloides subsp. kelloggii John Thomas Howell; H. Keith Wagnon 1980-5-27 53626 Plumas About 1.5 miles northwest of Almanor (near intersection of Highway 89 and Humboldt Road) 1389 Comment
  JEPS102514  Polygonum prolificum Lowell Ahart 2001-9-18 9290 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  CAS-BOT-BC420148  Polygonum ramosissimum subsp. ramosissimum John Thomas Howell 1951-8-19 28192 Plumas Greenville 1097 Comment
  CAS-BOT-BC420215  Polygonum sawatchense subsp. sawatchense Lowell Ahart 1977-8-2 s.n. Plumas One mile west of Pilot Pk. Pilot Pk. is about 15 miles north-east of La Porte 2000 Comment
  CAS-BOT-BC237271  Polypogon monspeliensis John Thomas Howell 1955-7-19 s.n. Plumas Sierra Valley at Vinton 1505 Comment
  UC1875010  Polystichum imbricans Ruth Kirkpatrick 2005-7-19 1360 Plumas W of Johnsville Museum. 1630 Comment
  UC339340  Polystichum imbricans subsp. imbricans J. G. Lemmon and wife June 1889 Plumas Mohawk Valley Comment
  CAS-BOT-BC72360  Polystichum imbricans subsp. imbricans John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54135 Plumas Round Valley Reservoir dam 1371 Comment
  UCD159709  Polystichum scopulinum G. Ledyard Stebbins 1970-7-24 7074 A Plumas Base of ridge northwest of Round Lake, Lakes Basin south of Gray Eagle. (Exact location unknown. Coordinates estimated by label maker.) 2133 Comment
  CAS-BOT-BC72506  Polystichum scopulinum Lowell Ahart 1980-9-17 2648 Plumas 1/2 mile west of Fowler Pk. 1800 Comment
  CAS-BOT-BC102702  Populus tremuloides John Thomas Howell 1960-7-18 35589 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC105584  Populus trichocarpa John Thomas Howell; Gordon H. True 1969-6-23 45816 Plumas Middle Fork of Feather River at Nelson Point - Sierra Nevada 1249 Comment
  SEINET3145579  Populus trichocarpa E. K. Balls 1950-9-14 15822 Plumas 6 mi. NW of Chester, N Fork Feather River 1402 Comment
  SEINET10349453  Populus trichocarpa D. Nyquist 1960-5-20 34 Plumas Quincy. Comment
  SEINET10460765  Porterella carnosula Austin 1878-1 AUSTIN s.n. Plumas Comment
  POM312995  Potamogeton foliosus Malcolm A. Nobs, S. Galen Smith 1949-8-18 1363 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  JEPS102522  Potamogeton foliosus var. foliosus Lowell Ahart 2001-9-18 9280 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  RSA716697  Potamogeton natans Lowell Ahart, John Dittes 2005-9-20 12431 Plumas In Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2030 Comment
  CAS-BOT-BC453788  Potamogeton natans David D. Keck 1932-7-3 1662 Plumas Along Spanish Creek. Quincy, in the Northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC6235  Potentilla aperta Amos Arthur Heller; P. B. Kennedy 1907-7-18 8882 Plumas Beckwith Comment
  CHSC21340  Potentilla glandulosa F. T. Griggs; A. Pass 1975-7-8 116 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC92194  Potentilla glandulosa subsp. ashlandica Lowell Ahart; John Dittes 2005-9-20 12458 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  UC567197  Potentilla gracilis E. Sawyer 1935-6-7 84 Plumas 3 3/4 mi ssw Sugarloaf Peak; Sierraville Quad. Comment
  RSA147078  Potentilla gracilis var. elmeri Alice Eastwood 1927-06 14509 Plumas Forest Camp, U. S. Forest Reserve Comment
  CHSC24279  Potentilla gracilis var. fastigiata K. R. Stern 1975-7-24 Plumas E side of Lake Almanor. 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
  CHSC66640  Potentilla gracilis var. fastigiata Vernon H. Oswald; Lowell Ahart 1996-7-15 8041 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from road 29N11. 1371 Comment
  CAS-BOT-BC540408  Potentilla gracilis var. fastigiata John Thomas Howell 1973-7-10 49746 Plumas Sierra Nevada, near Greenville 1097 Comment
  CAS-BOT-BC145250  Potentilla rivalis John Thomas Howell 1977-6-20 52367 Plumas On the peninsula of Lake Almanor 1371 Comment
  JEPS87119  Potentilla rivalis L. P. Janeway 1992-11-4 4320 Plumas ca 0.3 mi w Bagley Pass Road (nw side of Lake Davis, at the end of Mosquito Slough Road (24N54Y), Beckwourth Ranger District, Westside Compartment); Plumas National Forest, Grizzly Valley Quad. 1755 Comment
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Feb 13 2007
  SBBG3117  Poterium sanguisorba H. and M. Dearing 1939-7-3 3814 Plumas Greenville Comment
  CAS-BOT-BC47621  Primula suffrutescens Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  UCD149524  Primula suffrutescens G. L. Stebbins 1970-7-24 7073 Plumas South of Gray Eagle. Northwest of Round Lake, Lakes Basin. (Exact location unknown. Coordinates estimated by label maker.) 2164 Comment
  CHSC21579  Prunella vulgaris var. lanceolata D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  CAS-BOT-BC158137  Prunus emarginata John Thomas Howell 1926-7-26 2120 Plumas Near Prattville 1463 Comment
  CAS-BOT-BC158145  Prunus emarginata A. A. Heller; P. B. Kennedy 1907-7-15 8845 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  JEPS48772  Prunus emarginata John Warren Duffield 1937-5-23 Plumas se of Bucks Lake (Road to Bear Creek Ranger Station, sw Plumas County) Comment
  RSA252498  Prunus emarginata Robert F. Thorne 1969-9-6 39224 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Road. 1646 Comment
  RSA59415  Prunus emarginata E. K. Balls 1950-9-8 15710 Plumas Lakes Center Public Campground. 2043 Comment
  SEINET10483446  Prunus emarginata Mary Susan Taylor 1981-7-17 Taylor 4046 Plumas T21N R12E ne/sw sec 7, Sierra City NW quad; Lakes Basin, Long Lakes trail on S ridge above Long Lake, ca. 6 air mi S of Mohawk; 6500 ft elev. 1981 Comment
  SEINET7367843  Prunus emarginata A. A. Heller, P. B Kennedy 1907-7-15 s.n. Plumas Near mouth of Little Grizzly creek below Genessee. Comment
  CAS-BOT-BC154851  Prunus virginiana var. demissa Alice Eastwood 1927-6-12 14502 Plumas Forest Lodge, Greenville. United States Forest Reserve 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
  SD9073  Pseudognaphalium microcephalum Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  RSA201260  Pseudognaphalium thermale J. T. Howell 1960-8-20 36279 Plumas Kelly Camp, near Drakesbad 1616 Comment
  JEPS106226  Pseudostellaria sierrae Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10913 Plumas On the east side of Forest Road 25N10, about 2 miles (air) west of Grizzly Peak, about 8 miles (air) northeast of Quincy 1804 Comment
  SBBG128117  Pseudotsuga menziesii L. Ahart, J. Dittes 2009-7-13 16058 Plumas E side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reseroir Dam 1476 Comment
  UC1351127  Pseudotsuga menziesii E. Fritz 1936-6-22 8208 Plumas Comment
  NY63903  Pseudotsuga menziesii var. menziesii H. E. Brown 1897-8-15 674 Plumas Near Lassen Buttes 1828.8 Comment
  SEINET5334805  Pseudotsuga menziesii var. menziesii L. Sloan 1949-6-25 20 Plumas 4 miles west of Quincy on highway 24 Comment
  CAS-BOT-BC361998  Psilocarphus tenellus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2140 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  CDA13946  Psilocarphus tenellus var. tenellus G. F. Hrusa 1997-6-26 13884 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CAS-BOT-BC72544  Pteridium aquilinum J. G. Lemmon & Wife s.n. Plumas Sierra Valleys Comment
  CAS-BOT-BC453564  Pterospora andromedea Mrs. A. L. Coombs 1906-6-1 s.n. Plumas Prattville Comment
  CHSC34273  Purshia tridentata M. S. Taylor 1981-5-10 3678 Plumas Near Pioneer Cabin meadow, e side of Antelope Lake, ca. 20 air mi e of Taylorsville. 1536 Comment
  SD8436  Purshia tridentata Mrs. R. M. Austin 1880-1 Plumas Bis Meadows Comment
  CAS-BOT-BC147870  Purshia tridentata var. tridentata Alice Eastwood 1918-5-25 s.n. Plumas unspecified Comment
  CAS-BOT-BC147873  Purshia tridentata var. tridentata Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  HSC19594  Purshia tridentata var. tridentata W. R. Rogers 1966-7-28 210 Plumas 2012 Comment
  JEPS107603  Purshia tridentata var. tridentata Lowell Ahart, Josephine Guardino 2005-8-10 12308 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
  CHSC64100  Pycnanthemum californicum B. Castro; L. P. Janeway 1987-7-17 147 Plumas Butterfly Valley Botanical Area, on SE-facing slope. 1188 Comment
  RSA286337  Pycnanthemum californicum Robert F. Thorne 1974-7-30 45005 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1159 Comment
  CAS-BOT-BC460826  Pyrola aphylla Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1567 Plumas Sierra Nevada: Butterfly Botanical Area. Fern Glen 1112 Comment
  JEPS58854  Pyrola asarifolia H. L. Mason 1924-6-26 Plumas Blairsden Comment
  CHSC33935  Pyrola dentata M. S. Taylor; M. Foster 1981-7-14 4011 Plumas Saddle at head of Bullfrog Ravine, along rd 26N18, 3 air mi nw of Indian Falls. 1584 Comment
  CHSC70250  Pyrola dentata B. Castro; R. Zebell, R. Fallscheer 1989-8-2 349 Plumas Ca 3.5 air mi S of Bucks Lake, 50-100 ft W of USFS Rd 23N58. 1737 Comment
  HSC22957  Pyrola dentata John Pratt 1970-7-19 74 Plumas 1982 Comment
  CHSC63460  Pyrola picta Lowell Ahart 1994-7-22 7507 Plumas Plumas/Sierra counties. On the south side of the Pacific Crest Trail, north of Mount Etna. 1981 Comment
  CAS-BOT-BC462901  Pyrola picta John Thomas Howell 1960-7-14 35695 Plumas Lassen Volcanic National Park: Drakesbad 1828 Comment
  SEINET10449205  Pyrola picta subsp. dentata Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4011 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  SJSU13898  Pyrrocoma lanceolata var. lanceolata N. A. Hopkins 1985-8-30 1330 Plumas Marble Hot Springs Rd near Marble Hot Springs, Sierra Valley 1524 Comment
  JEPS100327  Pyrrocoma lucida Dean Wm. Taylor and Barbara Ertter 2001-7-18 17833 Plumas Diamond Mountains, meadow tributary to Little Doyle Creek (ca. 1.5 miles N of upper end of Frenchman Reservoir), along Forest Road 25N71 1.4 miles East of Forest Road 25N11 1783 Comment
  CHSC21309  Quercus chrysolepis F. T. Griggs; A. Pass 1975-7-8 125 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC9719  Quercus chrysolepis Nancy Mosman 1971-7-11 86 Plumas Along w side of Hwy 70 ca. 0.2 mi s of the Belden turnoff. 1025 Comment
  CAS-BOT-BC93979  Quercus durata John Thomas Howell 1959-9-21 34790 Plumas Rich Bar 762 Comment
  UCD46126  Quercus garryana var. semota John Thomas Howell 1951-6-26 27548 Plumas Feather River Canyon, Plumas Co. 853 Comment
  CAS-BOT-BC104591  Quercus vacciniifolia David D. Keck 1932-7-3 1708 Plumas Northern Sierra Nevada. Quincy, Water supply canyon to the left hand just S of town 1065 Comment
  CAS-BOT-BC104605  Quercus vacciniifolia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54401 Plumas Sierra Nevada, Basalt Formation, Walker Plain, about 8 miles SW of Bucks Lake on road to Oroville 1554 Comment
  UCD47448  Quercus vacciniifolia John M. Tucker 1948-7-25 1749 Plumas California, Plumas Co.; ca. 3/4 mi. west of United Mining Co. mine on southwest side of Camel Peak; Comment
  CAS-BOT-BC362684  Raillardella argentea John Thomas Howell 1951-6-28 27724 Plumas Eureka Peak 2225 Comment
  SEINET10536221  Ranunculus Mary Susan Taylor 1982-7-12 Taylor 4812 Plumas T22N R11E se/se sec 4. Blue Nose Mt quad. Headwaters of Chris Creek, ca. 6 mi nw of Mohawk. 6600 ft. 2012 Comment
  UC1258302  Ranunculus Nancy Morin July 1978 268 Plumas near intersection of A24 and Dyson Lane; Sierra Valley Comment
  CAS-BOT-BC379470  Ranunculus alismifolius Lloyd W. Swift 1931-5-24 44 Plumas Plumas Forest, Murdock Crossing 1524 Comment
  UC1075704  Ranunculus alismifolius var. alismifolius Robert J. Weatherby 1955-6-22 1536 Plumas meadow below Spanish Peak 2133 Comment
  CHSC42067  Ranunculus alismifolius var. lemmonii Kimber Hostetter 1986-4-12 9 Plumas Ca. 1.6 km on Butterfly Valley Botanical Gardens turnoff, off Hwy. 70 at Keddie Resort, ca. 8 km n of Quincy. 1500 Comment
  RSA101443  Ranunculus alismifolius var. lemmonii R. Weatherby 1955-6-22 1536 Plumas Common in meadow just below Spanish Creek. Red fir forest. 2134 Comment
  CHSC37018  Ranunculus aquatilis var. capillaceus M. S. Taylor 1982-5-16 4455 Plumas In creek crossing rd, ca. 1/8 mi e of Hwy 89, ca. 1/4 mi n of Graeagle, in Mohawk Valley. 1310 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
  HSC22943  Ranunculus aquatilis var. diffusus John Pratt 1970-6-24 39 Plumas Fananii Meadows Comment
  JEPS28452  Ranunculus occidentalis George W. Gillett 1957-7-13 750 Plumas meadow across creek from Devils Kitchen; Lassen Volcanic National Park 1859 Comment
  UCR139400  Ranunculus occidentalis var. ultramontanus P. A. Munz 1947-5-16 11824 Plumas Sierra Nevada Mtns., 8 mi north of Chilcoot 1524 Comment
  UCD97471  Ranunculus testiculatus Albert Grigarick 2010-5-11 250 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 1 mi. 1491 Comment
  SD149112  Rhamnus John Thomas Howell 1976-7-14 51824 Plumas American Valley near Qunicy on road to Qunicy Junction 1036 Comment
  CAS-BOT-BC59572  Rhamnus alnifolia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54408 Plumas Sierra Nevada - Walker Plain, about 8 miles southwest of Bucks Lake on road to Oroville 1524 Comment
  NY42173  Rhamnus purshiana J. B. Walker 1994-8-2 862 Plumas 2km N of Quincy, on Rt 70 1200 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
  JEPS118735  Rhus glabra L. P. Janeway 2010-8-17 10163 Plumas Northern High Sierra Nevada. North side of North Fork Feather River, at southwestern end of James Lee (Injun Jim) Campground. Storrie 7.5' quad. Comment
  RSA600533  Rhynchospora alba L. C. Wheeler 1959-7-16 7577 Plumas Butterfly Valley. Comment
  UCSB63769  Rhynchospora alba Janeway, L. 1998-9-10 Plumas Crescent Mills quad.: T25N, R9E, NE1/4 of SE1/4 of sec. 20; Butterfly Valley Botanical Area; upper edge of darlingtonia bog (Sweetwater Marsh); just below Road 25N47; 0.3 mi. south of Road 417 1173 Comment
  UCSB63768  Rhynchospora californica Janeway, L. 1998-9-10 Plumas Crescent Mills quad.: T25N, R9E, NE1/4 of SE1/4 of sec. 20; Butterfly Valley Botanical Area; upper edge of darlingtonia bog (Sweetwater Marsh); just below Road 25N47; 0.3 mi. south of Road 417 1173 Comment
  UCD169416  Rhynchospora capitellata L. P. Janeway 2001-8-5 7416 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  UC1127248  Ribes cereum E. Sawyer 1935-7-9 279 Plumas 2 3/4 mi ssw Crow; Plumas National Forest, Sierraville Quadrangle Comment
  RSA0024861  Ribes cereum var. cereum L. 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. 2042 Comment
  CAS-BOT-BC169121  Ribes inerme var. inerme David D. Keck 1932-7-3 1653 Plumas Meadow south of Spanish Creek, Quincy - Northern Sierra Nevada 1066 Comment
  CHSC60902  Ribes montigenum Vernon H. Oswald 1993-7-1 5630 Plumas Lassen Volcanic National Park. Creek on the E side of Juniper Lake Rd., ca. 1.0 mi N of the Park boundary. Twigs from a shrub ca. 8 dm tall growing among rocks on the E bank of the creek. 2029 Comment
  CAS-BOT-BC219225  Ribes nevadense Lowell Ahart 1989-7-2 6343 Plumas On the NW side and near summit of Pilot Peak, about 10 miles NE of La Porte 2255 Comment
  CHSC81378  Ribes nevadense L. P. Janeway 1996-4-23 4956 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
  UCSB15960  Ribes nevadense Breedlove, Dennis 1962-6-12 Plumas In upper drainage of Middle Fork of Feather River; 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  SEINET5339753  Ribes nevadense M. J. Williams 1967-4-22 s.n. Plumas 1 mile w. of Storrie, Rocky bank 518 Comment
  SJSU7826  Ribes nevadense F. S. Gereb & C. L. Baker 1968-5-5 105 Plumas Deer Cr between Meadow Valley & Quincy 1219 Comment
  CAS-BOT-BC363058  Rigiopappus leptocladus Alice Eastwood 1927-6-12 14521 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  SEINET10473938  Rigiopappus leptocladus Mary Susan Taylor 1982-6-2 Taylor 4604 Plumas T23N R11ER nw/ne sec 22. Johnsville quad. W side of Poplar Creek Rd (23N08), jct s of bridge over Poplar Creek, 1 mi s of Sloat. 4200 ft. 1280 Comment
  CAS-BOT-BC74637  Rorippa curvisiliqua David D. Keck 1932-7-3 1676 Plumas Northern Sierra Nevada. At bridge over Spanish Creek. 1065 Comment
  RSA101454  Rorippa curvisiliqua R. Weatherby 1955-7-2 1584 Plumas Wilcox Valley. 1768 Comment
  CHSC21525  Rorippa curvisiliqua var. orientalis L. Mayer; D. Brink 1975-7-9 Plumas Buck's Lake. Comment
  CHSC33155  Rorippa curvisiliqua var. orientalis V. Holt 1935-8-1 Plumas Lott's Lake. 1524 Comment
  CHSC97056  Rorippa curvisiliqua var. orientalis Lowell Ahart; Josephine Guardino 2007-7-20 14328 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  JEPS107497  Rorippa curvisiliqua var. orientalis Lowell 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 2080 Comment
  RSA670121  Rosa June McCaskill 321 Plumas Lake Almanor region [?] Comment
  CHSC21533  Rosa bridgesii D. Brink; L. Mayer 1975-7-11 Plumas Comment
  CAS-BOT-BC148180  Rosa gymnocarpa Lewis S. Rose 1963-6-3 63098 Plumas Butterfly Valley, 2 mi. sw of Keddie 1188 Comment
  CHSC101776  Rosa gymnocarpa Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15869 Plumas South of Forest Road 27N01Y, south of the high cut bank along the road, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CAS-BOT-BC149731  Rosa woodsii subsp. ultramontana John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2378 Plumas In canyon of Butterfly Creek between Spanish Creek and Butterfly Valley Comment
  CHSC81146  Rosa woodsii subsp. ultramontana Lowell Ahart 2001-8-29 9226 Plumas Near Ramelli Creek, a branch of Little Last Chance Creek, about 3 miles (air) north of Frenchman Lake. 1737 Comment
  CAS-BOT-BC149727  Rosa woodsii subsp. ultramontana John Thomas Howell 1951-6-28 27664 Plumas Jamison Creek Canyon 1584 Comment
  CHSC101912  Rubus leucodermis Lowell Ahart; John Dittes 2009-7-14 16071 Plumas On the south side of Forest Service Road 26N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  JEPS115090  Rubus leucodermis Lowell Ahart, John Dittes 2009-7-14 16071 Plumas On the south side of Forest Service Road 26N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1677 Comment
  UCD130304  Rubus parviflorus Albert Grigarick 2011-8-15 300 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .8 miles W from Graeagle Trailhead to Hawley Falls. 1785 Comment
  CAS-BOT-BC363206  Rudbeckia occidentalis Lloyd W. Swift 1932-8-10 69 Plumas Plumas National Forest. Coldwater Cr. S. of Bucks 1524 Comment
  CHSC45867  Rumex acetosella Lowell Ahart 1973-5-31 249 Plumas Near the dirt road, near the Little North Fork of the Feather River. 1066 Comment
  CAS-BOT-BC433317  Rumex crispus John Thomas Howell 1960-7-18 35528 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC433321  Rumex crispus W. Harnach; N. Harnach 1989-6-17 149 Plumas Sierra Valley. Collected approx. 200 ft. west of the steel bridge on Marble lane. 1487 Comment
  CAS-BOT-BC433733  Rumex occidentalis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CDA14772  Rumex salicifolius var. transitorius G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3367 Plumas Haskins Valley south of Bucks Lake at junction of Spanish Ranch-Butte County and Willow Creek-Faggs Mine roads. 1572 Comment
  JEPS122328  Sagina saginoides Lowell Ahart 2014-9-9 19837 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  UC1185299  Sagina saginoides H. E. Brown Aug 1 1897-Aug 15 1897 627 Plumas near Lassen Buttes 1828 Comment
  SEINET10965518  Sagina saginoides Mary Susan Taylor 1981-7-13 Taylor 4002 Plumas T24N R15E ne/sw sec 1, Frenchman Lake quad; along Lookout Creek, ca. 2 mi W of its jct with 28N11, ca. 3 air mi NW of N tip of the Lake, ca. 15 air mi N of Chicoot. 6200 ft elev. 1890 Comment
  CAS-BOT-BC103628  Salix eastwoodiae Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas west side of Deer Lake, Gold Lake region Comment
  CAS-BOT-BC103630  Salix eastwoodiae Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Trail to Elwell at spring on ridge, Gold Lake Region Comment
  CAS-BOT-BC103633  Salix eastwoodiae Anna Head 1920-6-1 s.n. Plumas Feather River region Comment
  CHSC74122  Salix eastwoodiae J. Jurewicz 1992-9-22 Plumas Ca 5 air mi S of Bucks Lake, ca 0.2 mi E of USFS Rd 23N15 at 'Green's Flat' site. 1712 Comment
  UC1134850  Salix eastwoodiae F. W. Embree 1934-6-6 76 Plumas Three Lakes; Plumas Nat'l Forest, Bidwell Bar Quadrangle Comment
  UC726951  Salix eastwoodiae A. A. Heller 1942-8-3 16513 Plumas at drinking fountain above Little Hot Springs Valley; Lassen Park Comment
  CAS-BOT-BC103881  Salix exigua John Thomas Howell 1967-6-22 42653 Plumas Near mouth of Chambers Creek. Canyon of the Feather River North Fork 609 Comment
  UC846473  Salix geyeriana Alice Eastwood 1918-5-25 7045 Plumas Portola Comment
  UC440199  Salix jepsonii H. M. Hall 1912-7-8 9324 Plumas Long Lake 2042 Comment
  UC525902  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 698 Plumas ca. 5 mi. s.w. Prattville (Fork of Feather R.); Fork of Feather R. Comment
  CAS-BOT-BC125301  Salix lasiandra var. lasiandra Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC125310  Salix lasiandra var. lasiandra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54388 Plumas 0.3 miles southwest of Bucks Summit on road to Bucks Lake 1645 Comment
  CAS-BOT-BC125313  Salix lasiandra var. lasiandra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54336 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  CAS-BOT-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
  JEPS107697  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes 2005-9-20 12453 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 1984 Comment
  CAS-BOT-BC107053  Salix lasiolepis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1832 Plumas Butterfly Canyon 1066 Comment
  CAS-BOT-BC107161  Salix lasiolepis var. bigelovii John Thomas Howell; H. Keith Wagnon 1980-5-28 53690 Plumas Indian Falls, near Indian Creek - Sierra Nevada 975 Comment
  CAS-BOT-BC128437  Salix lasiolepis var. lasiolepis Irja Knight; Walter Knight 1966-6-18 1336 Plumas Butterfly Valley - Sierra Nevada 1158 Comment
  SD980  Salix ligulifolia Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 393 Plumas North Fork of Feather River, at Chester, floodplain at highway bridge 1349 Comment
  RSA0030839  Salix ligulifolia Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas North Fork of Feather River, at Chester. 1350 Comment
  CAS-BOT-BC128237  Salix lucida Alice Eastwood 1918-5-25 6973 Plumas Portola Comment
  CAS-BOT-BC128273  Salix lucida Michael A. Vincent 1999-6-7 8535 Plumas Along FS Rt. 176 and Chance Creek at bridge, 7.1 miles north of CA rt. 70. Comment
  CHSC37019  Salix lucida subsp. lasiandra M. S. Taylor 1982-5-16 4454 Plumas Ca. 1/8 mi e of Hwy 89, ca. 1/4 mi n of Graeagle, in Mohawk Valley. 1310 Comment
  CHSC80690  Salix lucida subsp. lasiandra Lowell Ahart 2001-6-4 8755 Plumas Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1594 Comment
  CAS-BOT-BC129383  Salix melanopsis David D. Keck 1932-7-3 1656 Plumas Meadow south of Spanish Creek - Quincy 1066 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
  UC176141  Salix melanopsis A. A. Heller 1913-6-13 10858 a Plumas near Quincy Quincy 1066 Comment
  SEINET10899094  Salix melanopsis Mary Susan Taylor 1982-5-13 Taylor 4438 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  CDA14771  Salix scouleriana G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3366 Plumas SE of Bucks Lake Road and Bucks Creek, 0.3 mile southwest of Bucks summit on Bucks Lake Road. Sheet 2 of 2. 1645 Comment
  SEINET10917931 Image available Sanicula bipinnatifida A. Arthur Heller 1913-6-13 Heller 10839 Plumas Near Marston Station. 1067 Comment
  CHSC42093  Sanicula graveolens Lowell Ahart 1986-7-8 5352 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CHSC53112  Sanicula graveolens L. P. Janeway 1990-6-28 3742 Plumas Plumas National Forest. Upper Joseph Creek, on northeast side of Grizzly Ridge. 2011 Comment
  RSA790266  Sanicula graveolens J. R. Shevock 1985-5-19 11164 Plumas Plumas National Forest, along forest road 28N01, 2 miles west of Frenchman Reservoir. 1800 Comment
  JEPS26572  Sanicula graveolens Lauramay T. Dempster 1961-6-15 1460 Plumas near Engelmine 1950 Comment
  JEPS113467  Sanicula tuberosa Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13992 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  UC337550  Sanicula tuberosa unknown 1889-6-28 31 Plumas Mohawk Valley Comment
  UCD128048  Sanicula tuberosa John Thomas Howell 1960-7-19 35692 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  UCD128055  Sanicula tuberosa J. M. Tucker 1948-7-24 1721 Plumas near road from Cascade to Camel Peak. 1615 Comment
  SEINET3240022  Santalaceae R. L. Mathiasen 2010-1 1039 Plumas 1.6 km E of Humboldt Summit; 1850 Comment
  SEINET3240186  Santalaceae R. L. Mathiasen 2007-1 2007 -32 Plumas Ca. 4.8 km W of Meadow Valley on high road to Bucks Lake 1470 Comment
  JEPS120771  Saponaria officinalis Lowell Ahart 2013-9-11 19030 Plumas Gravel bar on the west side of Chips Creek, about 20 yards south of Hwy 70, about one mile southwest of Belden. Comment
  SD7168  Sarcodes sanguinea Daniel Cleveland 1882-1 Plumas Big Meadows Comment
  RSA0101547  Sceptridium dissectum R. M. Austin 1878-1 s.n. Plumas [No location data on label] Comment
  RSA300175  Schedonorus pratensis J. T. Howell, I. Knight, Walter Knight, Gordon H. True 1967-7-10 2194 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area and vicinity. 884 Comment
  POM119341  Scheuchzeria palustris Anonymous 1897-7-5 s.n. Plumas Prattville Comment
  CHSC44267  Scheuchzeria palustris subsp. americana Vernon Oswald 1988-7-19 3609 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On a peat island on the s side of the lake. 1676 Comment
  CHSC46716  Scheuchzeria palustris subsp. americana V. Oswald; W. Dempsey 1989-8-24 3965 Plumas Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 11 mi (air) nw of Chester. On the w side of the lake. 1828 Comment
  CAS-BOT-BC111270  Schoenoplectus acutus var. occidentalis John Thomas Howell 1961-9-25 36943 Plumas Feather River bed, Portola 1478 Comment
  CAS-BOT-BC111273  Schoenoplectus acutus var. occidentalis John Thomas Howell 1960-7-19 35650 Plumas Wet slope near hot springs, Drakesbad, Lassen Volcanic National Park. 1828 Comment
  CHSC44124  Schoenoplectus acutus var. occidentalis V. Oswald; L. Ahart 1988-8-4 3667 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. In the marshy se part of the lake. 1676 Comment
  CHSC55807  Schoenoplectus americanus Vernon H. Oswald 1991-9-11 4865 Plumas Lassen Volcanic National Park. Hot springs terrace on the south side of the meadow at Drakesbad. Along drainages on the slope south of Hot Springs Creek. 1731 Comment
  JEPS91025  Schoenoplectus subterminalis Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11435 Plumas Cascade Mountains, Lassen National Park, Little Willow Creek Little Willow Creek; Cascade Mountains, Lassen Nat'l Park, Little Willow Creek 1874 Comment
  CAS-BOT-BC35587  Scirpus congdonii Walter Knight; Irja Knight 1966-6-19 1386 Plumas Butterfly Valley 1127 Comment
  CAS-BOT-BC35589  Scirpus congdonii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1393 Plumas Butterfly Botanical Area, Pond Reservoir 1097 Comment
  CHSC53557  Scirpus microcarpus L. P. Janeway 1990-8-29 3847 Plumas Plumas National Forest. Ca 0.1 mi W of Paradise Cr ca 3/4 mi S of Little Grizzly Cr. 1905 Comment
  RSA239264  Scirpus microcarpus Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42330 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest. 1159 Comment
  RSA59406  Scirpus microcarpus E. K. Balls 1950-9-8 15715 Plumas Stream west of Lakes Center Public Campground, Southern Plumas County 2043 Comment
  CHSC11061  Scutellaria californica Lowell Ahart 1968-6-29 Plumas Two miles E. of La Porte. 914 Comment
  JEPS109896  Scutellaria galericulata Dean W. Taylor 2004-8-15 19243 Plumas Lake Almanor, mouth of Mud Creek at its debouchment into the upper arm of the lake 1377 Comment
  CHSC107471  Sedum obtusatum subsp. boreale M. Simenc; N. Habecker, T. Hanson, M. Williams 2011-8-17 27 Plumas Northern High Sierra Nevada. 430m (air) SW of turn to Onion Valley Reservoir canping area; 22km NE of La Porte on La Porte Quincy Rd. Locally abundant on and above cliffs above La Porte Quincy Rd on reddish rock. 1991 Comment
  CHSC36212  Sedum obtusatum subsp. boreale M. S. Taylor 1982-7-12 4823 Plumas On n side of Rd 507, 3.7 mi sw of Johnsville, 1.7 mi w of Jamison Creek Campground, near Plumas-Eureka State Park. 1828 Comment
  CAS-BOT-BC418396  Sedum plumasanum Walter Knight; Irja Knight 1969-6-25 2433 Plumas 4.3 mi. up Caribou Road from Hwy 70. Comment
  UCR115322  Sedum spathulifolium G. D. Barbe, T. C. Fuller 1982-7-15 3746 Plumas Sierra Nevada, Shale road cut, 5.2 mi NE of junction with road to Red Hill, Plumas National Forest. BM: M 1524 Comment
  SD51740  Sedum spathulifolium P. C. Hutchison 1961-6-9 2133 Plumas 4.5 miles west of Quincy, on the road to Bucks Lake. Comment
  SEINET10841388  Sedum spathulifolium subsp. purdyi Mary Susan Taylor 1982-6-23 Taylor 4716 Plumas T23N R11E center sec 18. Blue Nose Mt quad. Both sides of 23N10-Peoria Cr Rd, 0.3 mi w of Peoria Cr, ca. 3 air mi sw of Sloat. 4600 ft. 1402 Comment
  CHSC97472  Senecio aronicoides Lowell Ahart; John Dittes 2007-6-17 14208 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  UC384669  Senecio aronicoides E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CAS-BOT-BC363917  Senecio integerrimus var. exaltatus Alice Eastwood 1918-5-25 6986 Plumas Portola Comment
  CHSC37028  Senecio integerrimus var. exaltatus M. S. Taylor 1982-5-7 4416 Plumas Ramelli Ranch, s side of Feather River, ca. 1/4 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth. 1487 Comment
  CHSC85678  Senecio integerrimus var. exaltatus G. Douglas Barbe; T. C. Fuller 1982-6-15 3691 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
  CAS-BOT-BC363921  Senecio integerrimus var. exaltatus Elizabeth McClintock 1968-5-18 s.n. Plumas East of Frenchman Reservoir, north of Chilcoot 1706 Comment
  RSA0125023  Senecio integerrimus var. exaltatus Philip A. Munz 1947-5-17 11841 Plumas 8 miles north of Chilcoot. 1524 Comment
  CDA18478  Senecio integerrimus var. major G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3246 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  SEINET11806673  Senecio pauciflorus var. jucundulus L. Ahart, Ahart, P. 1983-1 4322 Plumas near Onion Valley, W of Pilot Peak, near Quincy-LaPorte Rd, NE of La Porte 2000 Comment
  CAS-BOT-BC364397  Senecio triangularis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54291 Plumas On China Grade, 1.4 miles south of Taylorsville 1402 Comment
  JEPS115175  Senecio triangularis Lowell Ahart, John Dittes 2009-7-13 16045 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  POM272149  Senecio triangularis Lyman Benson 1932-7-29 3991 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  CAS-BOT-BC364770  Sericocarpus oregonensis subsp. californicus M. S. Taylor 1981-9-2 4262 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls 1463 Comment
  CAS-BOT-BC213134  Sidalcea W. I. Follett; E. B. Follett 1962-7-31 s.n. Plumas Estray Creek, 1.5 mi. W of Spring Garden, Sierra Nevada Comment
  CHSC92051  Sidalcea gigantea L. P. Janeway 2005-9-4 8535 Plumas Northern High Sierra Nevada. Along Road 24N13 along the east side of Lynch Meadows. 1338 Comment
  UC1873587  Sidalcea gigantea L. P. Janeway 1996-8-20 5075 Plumas Adjacent to Road 23N18 at Little North Fork Middle Fork Feather River 1389 Comment
  CHSC71643  Sidalcea glaucescens Vernon H. Oswald; Lowell Ahart 1998-9-11 9475 Plumas USFS 23N85Y 0.6 mi east of Oroville-Quincy Hwy., 6.2 mi northeast of Four Trees, on the south side of Frenchman Hill. 1737 Comment
  UCR123524  Sidalcea glaucescens George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6870 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  JEPS67210  Sidalcea glaucescens W. I. Follett 1937-7-27 Plumas at a point on the (old) Oroville-Quincy highway 1.2 mi w Meadow Valley P.O. (Meadow Valley); Meadow Valley 1127 Comment
  SD61099  Sidalcea oregana subsp. spicata Darley F. Howe 1964-7-29 3897 Plumas Gold Lake Lodge, Plumas National Forest. 2012 Comment
  CHSC88885  Silene G. Blosser 2004-8-15 8 Plumas High Sierra Nevada. Middle Fork Feather River: 10 feet from the east bank of river 1/2 mile north of Mohawk. 1310 Comment
  CAS-BOT-BC388992  Silene laciniata subsp. californica Wall 1939-6-1 s.n. Plumas Brush Creek Comment
  CAS-BOT-BC389372  Silene lemmonii Lowell Ahart 1968-6-29 s.n. Plumas 6 miles northeast of La Porte 1371 Comment
  CAS-BOT-BC389392  Silene lemmonii D. E. Breedlove 1962-6-12 3449 Plumas In upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CHSC10574  Silene lemmonii Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 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
  JEPS113388  Silene lemmonii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14058 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  UC1037199  Silene nuda Leo Whitney 1934-8-28 1540 Plumas 12 mi s Jonesville (near Murdock Crossing); Plumas National Forest, s of Jonesville 1920 Comment
  RSA95419  Silene occidentalis J. T. Howell 1951-6-27 27557 Plumas Johnsville; Sierra Nevada 1585 Comment
  CAS-BOT-BC389614  Silene sargentii Wayne Dakan 1975-7-20 s.n. Plumas Round Lake (ca. 1 mi. nw. of Gold Lake) 2042 Comment
  CAS-BOT-BC75112  Sisymbrium altissimum Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1540 Plumas Butterfly Botanical Area and Vicinity. Along roadside near mouth of Butterfly Creek 1036 Comment
  CHSC87981  Sisyrinchium bellum Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11169 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CHSC92133  Sisyrinchium bellum Lowell Ahart; John Dittes 2005-9-20 12447 Plumas The southwest area of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  RSA699782  Sisyrinchium bellum Lowell A. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11169 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  SEINET3814481  Sisyrinchium bellum Marcus E. Jones 1897-7-5 Plumas Prattville 1372 Comment
  CHSC44251  Sium suave Vernon Oswald 1988-7-19 3591 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  RSA88404  Sium suave J. T. Howell 1951-8-20 28217 Plumas Genesee 1128 Comment
  UC1134667  Smilacina racemosa C. G. Albertus 1935-7-27 237 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quadrangle 1310 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
  UC924283  Smilacina stellata H. S. Reed 1941-8-3 Plumas Forest Lodge Comment
  NY821169  Solanum parishii R. M. Austin 07 1877 s.n. Plumas Spanish Peak Comment
  CAS-BOT-BC156840  Solanum umbelliferum J. T. Howell 1951-6-28 27644 Plumas Johnsville 1585 Comment
  CAS-BOT-BC157242  Solanum umbelliferum W. D. Dakan 1974-4-25 s.n. Plumas At mouth of Chambers Creek, just above Tobin, North Fork of the Feather River 640 Comment
  CAS-BOT-BC365516  Solidago elongata L. W. Swift 1934-7-26 123 Plumas Plumas National Forest. Butterfly Valley 1097 Comment
  HSC6185  Solidago elongata L. S. Rose 1966-7-28 66072 Plumas Quincy 1067 Comment
  SDSU533  Solidago spectabilis D. F. Howe 1961-8-4 3133 Plumas East side of Lake Almanor, 6 miles from junction with #89 at south end of lake. 1372 Comment
  CAS-BOT-BC365119  Solidago velutina subsp. californica John Thomas Howell 1961-9-23 36879 Plumas Cooks Creek road near Englemine 1082 Comment
  CHSC69703  Solidago velutina subsp. californica Vernon Oswald; Lowell Ahart 1997-9-18 8880 Plumas Forest Road 26N25 at Soda Ravine, ca. 4.5 mi west of Butte Valley Reservoir. On the bed of a drainage crossing the road. 1249 Comment
  SD51225  Solidago velutina subsp. californica Darley F. Howe 1960-9-20 2984 Plumas North fork of Feather River, 41 miles from Oroville. 609 Comment
  CAS-BOT-BC374404  Sonchus asper John Thomas Howell 1975-6-15 51130 Plumas Quincy 1036 Comment
  CHSC58161  Sonchus asper subsp. asper Vernon H. Oswald 1992-6-18 4985 Plumas Lassen Volcanic National Park. Warner Valley: N side of Hot Spring Creek ca. 0.2 mi upstream from the boundary of the park. 1609 Comment
  CAS-BOT-BC158904  Sorbus scopulina Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC21104  Sorbus scopulina F. T. Griggs; A. Pass 1975-7-1 1 Plumas Buck's Lake Forest Service Survey. East of Grizzly Creek. Comment
  RSA252435  Sparganium angustifolium subsp. emersum Robert F. Thorne, C. W. Tilforth 1969-9-6 39235 Plumas Along Feather River, 1 mi SW of Beckwourth. 1357 Comment
  SEINET10867297  Sparganium emersum Mary Susan Taylor 1982-8-17 Taylor 5007 Plumas T24N R12E ne/ne sec 20. Little Summit Lake, on Grizzly Creek, ca. 5 air mi ne of Sloat. Riparian; 5900 ft. 1798 Comment
  CAS-BOT-BC390071  Spergularia atrosperma John Thomas Howell 1951-8-20 28234 A Plumas 3 miles east of Beckwourth, Sierra Valley 1524 Comment
  CHSC21084  Spergularia rubra F. T. Griggs; A. Pass 1975-7-2 54 Plumas Buck's Lake. Comment
  CHSC10758  Spiraea densiflora Lowell Ahart 1968-6-29 Plumas Five miles N.E. of La Porte. 762 Comment
  JEPS48884  Spiraea densiflora Esther C. Fritz 1933-7-27 Plumas Spanish Peak; at intersection of road and trail to Monte Cristo Mine, going w 2133 Comment
  CAS-BOT-BC149639  Spiraea douglasii M. S. Taylor 1982-6-14 4672 Plumas E side of Hwy 89 by Indian Creek, ca. 1 mi n of Indian Falls 1036 Comment
  CAS-BOT-BC149656  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-9 8786 Plumas Prattville Comment
  CAS-BOT-BC149665  Spiraea douglasii John Thomas Howell; Gordon H. True 1973-7-31 50134 Plumas On road from Janesville to Thompson Peak, Diamond Range 1905 Comment
  POM274918  Spiraea douglasii Lyman D. Benson 1932-7-29 4004 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  RSA59234  Spiraea douglasii E. K. Balls 1950-8-31 15536 Plumas Hwy 24. 1/2 mile N of Spanish Creek. Just N of Quincy. 1098 Comment
  UC711919  Spiraea douglasii Roxana S. Ferris and Laura Lorraine 1941-8-8 10416 Plumas 3 mi from Greenville (on road to Lake Almanor) Comment
  SEINET10483624  Spiraea douglasii Mary Susan Taylor 1974-7-3 Taylor 295 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CAS-BOT-BC152535  Spiraea splendens Anna Head 1920-7-23 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  SEINET3025826 Image available Spraguea pulcherrima A. H. Heller 1938-5-30 15132 Plumas Feather river near Bucks Creek power house. 610 Comment
  JEPS114608  Stachys ajugoides var. rigida Lowell Ahart 2008-9-10 15379 Plumas On the bottom and sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  OBI13461  Stachys pycnantha Lewis S. Rose 1966-7-27 66061 Plumas Butterfly Crk, 2 mi S of Keddie 1006 Comment
  SBBG32392  Stachys rigida L. S. Rose 1966-7-27 Plumas Butterfly Crk, 2 mi S of Keddie 1005 Comment
  UCD13371  Stanleya viridiflora A. M. Shapiro 1996-7-24 s. n. Plumas Plumas Co., SW corner of junction of Dyson Lane and Sierra Valley Rd., 2 miles W. of Hwy 49, 4 miles N. of Leyalton. 1600 Comment
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Feb 13 2014
  JEPS114927  Stellaria crispa Lowell Ahart 2008-7-16 15094 Plumas Near the 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
  CAS-BOT-BC391179  Stellaria longipes subsp. longipes Fred Sommers; Greg Sommers 1976-7-5 152 Plumas Marble Hot Springs Area, Sierra Valley Marsh 1487 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-BC397726  Stellaria nitens John Thomas Howell 1976-4-2 51575 Plumas 2 miles NW of Spring Garden 1173 Comment
  CHSC82514  Stellaria umbellata Lowell Ahart 2002-6-26 9757 Plumas In a meadow, on the southwest side of a gravel road, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1741 Comment
  CAS-BOT-BC375051  Stenotus acaulis G. D. Barbe 1982-6-9 3664 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest 2057 Comment
  SEINET9330227  Stenotus acaulis Unknown 1982-6-17 3812 Plumas Plumas National Forest Comment
  CAS-BOT-BC375624  Stephanomeria lactucina L. P. Janeway 1990-8-29 3839 Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CHSC32024  Stephanomeria lactucina L. Ahart 1974-8-15 608 Plumas Along edge of rd, along Eureka Ridge w of Jonesville, ca. 10 mi s of Sloat. 1828