Search Results — 2000 specimen records retrieved (1423 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
  CHSC43332  Abies magnifica Lowell Ahart 1974-10-1 655 Plumas On the west part of the Buzzards Roost Ridge, about 1 mile north of Onion Valley, about 10 miles north-east of La Porte. 1981 Comment
  UC496446  Acer glabrum var. glabrum Merle Randall 1920-6-26 Plumas Falls on Hawley Grade Comment
  UC566070  Acer glabrum var. glabrum C. G. Albertus 1935-8-13 261 Plumas 2 1/4 mi n Cates; Downieville Quad., n of Cates 2133 Comment
  RSA59476  Acer macrophyllum E. K. Balls 1950-9-15 15869 Plumas 1.2 miles north of junction of Highway 89 and 24, road from Greenville to Quincy 976 Comment
  CAS-BOT-BC28730  Achillea millefolium Alice Eastwood 1927-6-12 14514 Plumas Forest Lodge, Greenville, United States Forest Reserve. Comment
  CHSC92186  Achillea millefolium Lowell Ahart; John Dittes 2005-9-19 12406 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  CHSC9721  Achillea millefolium Nancy Mosman 1971-7-11 88 Plumas In meadow on the w side of Feather River ca. 0.6 mi s of Belden turnoff and Hwy 70. 1025 Comment
  CDA13378  Achnatherum lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13226 Plumas Sierra Nevada; Dry open, +- disturbed sandy site near old log landing on USFS 23N12E. Upper Bull Run Creek, about 1/4 mile below headwater springs. Perennial, bunching. Habitat a dense coniferous forest, dominated by Abies concolor, Pinus jeffreyi, Calodedrus. Comment
  RSA129474  Achnatherum lemmonii var. lemmonii E. Sawyer 1935-6-1 53 Plumas 1.75 mi NE of Hawks 1585 Comment
  CAS-BOT-BC216879  Achnatherum occidentale John Thomas Howell 1955-7-19 30770 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC216882  Achnatherum occidentale Mary Strong Clement 1920-8-16 s.n. Plumas Greenville Comment
  CAS-BOT-BC210844  Achnatherum occidentale subsp. californicum Brink; Mayer 1975-7-2 s.n. Plumas Bucks Lake area Comment
  CAS-BOT-BC210847  Achnatherum occidentale subsp. californicum John Thomas Howell 1951-6-28 27710 Plumas Eureka Peak 2255 Comment
  POM115579  Achnatherum occidentale subsp. occidentale Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  UCD51203  Achnatherum occidentale subsp. pubescens B. Crampton 1954-7-5 2044 Plumas along Hwy. 89, 1.5 miles north of Greenville. Comment
  CDA17240  Achnatherum webberi G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16343 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
  CHSC874  Acmispon grandiflorus var. macranthus D. Crummett 1937-5-14 Plumas Ten mi. south of Belden. 716 Comment
  CAS-BOT-BC391470  Aconitum columbianum subsp. columbianum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CAS-BOT-BC391480  Aconitum columbianum subsp. columbianum Joseph Andorfer Ewan 1934-7-18 8545 Plumas Middle Fork Feather R. near Dentens Comment
  CAS-BOT-BC412889  Aconogonon davisiae Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC412894  Aconogonon davisiae Robert J. Weatherby 1950-8-11 1511 Plumas Near Hellgramite [Hellgrammite] Pond, Lakes Basin Area 2011 Comment
  CAS-BOT-BC29835  Adenocaulon bicolor Robert J. Weatherby 1950-7-7 1446 Plumas Gansner Creek, near Quincy 1219 Comment
  UC1584819  Adenocaulon bicolor Jerry Powell 1986-7-23 1495 Plumas 5 mi n, in shaded woods of Feather River Canyon Blairsden; Feather River Canyon Comment
Read comments
Jan 8 2012
  JEPS104165  Adiantum aleuticum Lowell Ahart 2003-8-13 10504 Plumas On the south side of Hopkins Creek, ca 30 yd south of where Hopkins Creek forks, ca 1/8 mi south of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain, ca 10 1/2 mi (air) ne of La Porte. 1524 Comment
  RSA739869  Adiantum aleuticum L. P. Janeway, B. Castro 2008-10-13 9591 Plumas Soapstone Hill 7.5' Quad, Northern High Sierra Nevada, Near road 23N73Y, 3.4 road km N of Oroville Quincy Hwy and Grizzly Summit, 1.7air kim NNW of Grizzly Summit 1649 Comment
  CAS-BOT-BC29434  Ageratina occidentalis J. T. Howell; Gordon H. True 1973-7-31 50075 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  CHSC97306  Ageratina occidentalis Lowell Ahart; John Dittes 2007-8-9 14454 Plumas On the east side of a ridge, about 200 yards south of the intersection, about 1 mile south of Mount Ingalls, about 5 miles (air) northwest of the north end of Lake Davis. 2416 Comment
  RSA795721  Ageratina occidentalis L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16215 Plumas Along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 air miles northeast of Rush Creek Hill, 2.6 air miles ESE of Caribou Powerhouse. 1678 Comment
  CDA20913  Agoseris glauca var. laciniata G. D. Barbe, T. C. Fuller 1982-7-16 3756 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CDA13377  Agoseris grandiflora G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13227 Plumas Sierra Nevada; Upper Bull Run Creek, about 1/4 mile below headwater springs on USFS 23N12E. Comment
  CHSC102139  Agoseris grandiflora Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16245 Plumas On dry bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS115799  Agoseris heterophylla Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15886 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  SEINET6738667 Image available Agoseris heterophylla W. Harnach, N. Harnach 2002-6-10 1095 Plumas Sierra Valley, 0.3 miles east of the intersection of County Road A-23 on Marble Lane 1490 Comment
  RSA95842  Agoseris heterophylla L. S. Rose 1954-5-30 54057 Plumas Johnsville 1601 Comment
  SEINET10937971  Agoseris heterophylla Mary Susan Taylor 1982-6-12 Taylor 4642 Plumas T28N R6E ne/ne sec 24. Mt Harkness SE quad. Jct of Hwys 36 & 89, ca. 3 mi w of Chester. 4900 ft. 1493 Comment
  JEPS127345  Agoseris monticola Lowell Ahart 2016-6-29 21073 Plumas Top and southwest 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-BC13244  Agoseris monticola J. T. Howell 1960-7-21 35802 Plumas Lassen Volcanic National park, Drakesbad 1828 Comment
  CAS-BOT-BC127081  Agrostis exarata John Thomas Howell; Gordon H. True 1973-7-31 50087 Plumas Sierra Nevada. Summit ridge of Thompson Peak. Diamond Range. 2194 Comment
  CAS-BOT-BC127100  Agrostis exarata John Thomas Howell 1961-9-23 36867 Plumas Sierra Nevada. Indian Valley. 1082 Comment
  SEINET10590765  Agrostis exarata var. monolepis Dean W. Taylor 2001-7-12 Taylor 17829 Plumas Diamond Mountains; spring at mouth of canyon ca. 4 miles NW of Constantia, along Forest Road 25N02X, Plumas National Forest; T25N R17E SW1/4 NW1/4 Section 33; (NDA27) 39.97665N/-120.08770W; Constantia 7 1/2' USGS quadrangle; spring outflow, with Populus fremontii, Rosa woodsii, Ulmus parvifolia dominant. 1341 Comment
  CAS-BOT-BC139615  Agrostis gigantea John Thomas Howell 1959-9-22 34872 Plumas On hot spring terraces, Drakesbad. 1737 Comment
  CAS-BOT-BC139616  Agrostis gigantea Hans Leschke 1960-9-7 1789 Plumas Lassen Volcanic National Park. Park boundary north of Willow Lake. Comment
  CDA13973  Agrostis pallens G. F. Hrusa 1996-8-2 13437 Plumas Sierra Nevada; 1 mi. NW of Argentine Rock. on trib. of Squirrel Creek. Comment
  JEPS76244  Agrostis pallens W. L. Jepson 1939-8-16 19450 Plumas Bucks Valley 1584 Comment
  CAS-BOT-BC138711  Agrostis scabra John Thomas Howell 1926-7-26 2127 Plumas Near Prattville. 1371 Comment
  JEPS110551  Agrostis scabra Lowell Ahart 2006-10-23 13493 Plumas On the west side of Slate Creek(there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Strawberry Valley 1281 Comment
  JEPS122099  Agrostis scabra Lowell Ahart 2014-8-24 19742 Plumas On the north side of 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
  UC573808  Agrostis scabra H. S. Yates 1936-8-12 6091 Plumas Lake Almanor Plattville Quad. 1341 Comment
  UCD53296  Agrostis scabra John Thomas Howell 1926-7-26 2127 Plumas near Prattville. 1371 Comment
  UCD53343  Agrostis scabra Beecher Crampton 1964-8-25 7158 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  JEPS102765  Agrostis stolonifera Lowell Ahart 2001-8-28 9192 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, on the west side of the poor dirt road, about 3/4 mile NE of Chester. 1371 Comment
  SEINET10510663  Agrostis stolonifera Lowell Ahart 1995-9-13 Ahart 7637 Plumas T22N, R10E, south-east 1/4 Section 5. Small size plant on dry gravelly dark soil on the north-west side of Onion Valley, east of Quincy La Porte Road about 1 mile north-west of Pilot Peak. Mountain meadow in red fir forest. 1829 Comment
  JEPS28275  Agrostis variabilis George W. Gillett 1957-7-18 809 Plumas s side Boiling Springs Lake (near trail); Lassen Volcanic National Park 1813 Comment
  CAS-BOT-BC267056  Alisma John Thomas Howell 1961-9-23 36850 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC267055  Alisma John Thomas Howell 1959-9-21 34815 Plumas Indian Creek 914 Comment
  UCSB45746  Alisma triviale Reisentz, Paul 1979-5-12 Plumas At the junction of Highway 70 and Highway 89 Comment
  CHSC53224  Allium campanulatum L. P. Janeway 1989-4-23 3395 Plumas Plumas National Forest. Along the Beckwourth-Genesee Rd (rd 111) just SE of Crocker Mdw. 1783 Comment
  JEPS102620  Allium campanulatum Lowell Ahart 2001-7-17 8916 Plumas Meadows, on the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC466609  Allium campanulatum Lowell Ahart 1977-7-9 s.n. Plumas 0.5 mile below the Bunker Hill Mine which is about 10 miles northeast of La Porte 1800 Comment
  RSA70444  Allium campanulatum F. W. Peirson 1926-6-21 6805 Plumas Open flat strip along shore of Lake Almanor. Comment
  UCD138491  Allium campanulatum A. A. Heller; P. B. Kennedy 1907-7-11 8815 Plumas Prattville. 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
  SEINET10471965  Allium obtusum var. obtusum Mary Susan Taylor 1981-5-14 Taylor 3721 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
  CHSC101771  Allium peninsulare var. peninsulare Lowell Ahart 2009-4-22 15596 Plumas On the west side of Guardians Trail, about 100 yards north of Pine Trail, Upper Bidwell Park, west of the intersection of Highway 32 and Ten Milie House Road, about 10 miles northeast of Chico. 381 Comment
Read comments
Oct 5 2019
  JEPS115545  Allium peninsulare var. peninsulare Lowell Ahart 2009-4-22 15596 Plumas On the west side of Guardians Trail, about 100 yards north of Pine Trail, Upper Bidwell Park, west of the intersection of Highway 32 and Ten Milie House Road, about 10 miles northeast of Chico 381 Comment
  JEPS29777  Allium platycaule Lauramay T. Dempster 1961-6-16 1466 Plumas n. Engelmine (ridge n. of Red Rock) 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
  NY380653  Allocarya microcalyx A. A. Heller 1907-7-2 8680 Plumas Between Vinton and Peckwith 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
  UC908459  Allophyllum integrifolium Milo S. Baker 1935-6-26 Plumas near cabin at Childs Meadows (on Hwy. 39) Comment
  SEINET196506 Image available Alnus incana subsp. tenuifolia J. M. Tucker 1948-7-24 1727 Plumas Near rd from Cascade to Camel Peak 1620 Comment
  UC1135159  Alnus incana subsp. tenuifolia E. Sawyer 1935-7-9 283 Plumas 1 1/4 mi nnw Kerby; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC94846  Alnus rhombifolia Lowell Ahart 2006-10-8 13407 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. 715 Comment
  RSA0088243  Alnus tenuifolia Bonnie C. Templeton 1968-6-8 11223 Plumas Butterfly valley. 1067 Comment
  CAS-BOT-BC137998  Alopecurus geniculatus David D. Keck 1932-7-3 1667 Plumas Northern Sierra Nevada. Quincy. 1065 Comment
  CHSC36874  Alopecurus geniculatus M. S. Taylor 1982-8-27 5062 Plumas Ramelli Ranch, where Feather River crosses RR tracks, ca. 1.5 mi sw of Beckwourth. 1463 Comment
  RSA6248  Alopecurus geniculatus D. D. Keck 1932-7-5 1667 Plumas Quincy, in the northern Sierra Nevada. 1067 Comment
  CAS-BOT-BC137955  Alopecurus saccatus Gladys L. Smith 1976-6-7 4573 Plumas Alongside Route A23, between Route 70 and Calpine about 6 miles north of Sierra county line and just before road to Hot Springs. 1524 Comment
  CHSC36931  Amaranthus albus M. S. Taylor 1982-9-7 5098 Plumas Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  RSA128962  Amaranthus albus J. T. Howell 1951-8-20 s.n. Plumas Near Taylorsville Comment
  CHSC50813  Ambrosia acanthicarpa Vernon Oswald; Lowell Ahart 1990-7-25 4401 Plumas Vinton Cemetery on Hwy 70, 0.9 mi east of Vinton. 1524 Comment
  CAS-BOT-BC142923  Amelanchier John Thomas Howell 1961-6-21 36590 Plumas Greenville - Sierra Nevada 1097 Comment
  JEPS114421  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart 2008-7-9 15057 Plumas Steep north side of a good logging road , north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1645 Comment
  UCD112883  Amelanchier pallida Lori Best 1976-5-29 126 Plumas Plumas-Eureka Campground. Comment
  CAS-BOT-BC136777  Amelanchier utahensis John Thomas Howell 1960-7-19 35685 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC136784  Amelanchier utahensis M. S. Taylor 1982-6-7 4613 Plumas Between Portola and Ramelli Ranch, ca. 2 mi e of Portola 1737 Comment
  CAS-BOT-BC136787  Amelanchier utahensis Walter Knight; Irja Knight 1967-5-22 1908 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC136792  Amelanchier utahensis Alice Eastwood 1927-6-13 14541 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CAS-BOT-BC136799  Amelanchier utahensis Alice Eastwood 1927-6-15 14603 Plumas United States Forest Reserve, trail to Long Valley Comment
  CHSC102387  Amelanchier utahensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16125 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
  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
  CAS-BOT-BC64281  Anaphalis margaritacea Anna Head 1920-7-30 s.n. Plumas Lake Center Camp near Mirror Lake 1920 Comment
  SEINET11842082  Anaphalis margaritacea M. S. Taylor 1982-1 4951 Plumas T26N R8E ne/ne sec 4. Almanor NE quad. End of spur rd off Seneca Rd (306), at Salmon Cr., .. 1524 Comment
  CAS-BOT-BC391844  Anemone drummondii Lowell Ahart 1983-8-17 4339 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., about 11 miles north-east of La Porte 2000 Comment
  SBBG2111  Anemone grayi H. and M. Dearing 1938-7-1 2258 Plumas 1 mi E of Lake Almanor Comment
  RSA253229  Anemone lyallii A. A. Heller 1938-5-21 15100 Plumas Ridge between Chester and the Tehama County line. 1372 Comment
  SD8180  Anemone quinquefolia Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC34863  Angelica breweri M. S. Taylor 1981-6-15 3896 Plumas S side of Bucks Lake Rd, ca. 50 ft e of its jct with 24N29 (rd to Dean's Valley), ca. 2 mi ne of Meadow Valley. 1158 Comment
  CHSC93153  Angelica breweri L. P. Janeway 1994-8-16 4732 Plumas Northern High Sierra Nevada. Slope above Little Schneider Creek about 1.4 mi south of Meadow Valley Creek; along Road 24N24X. 1234 Comment
  UC1748330  Angelica breweri James D. Jokerst, R. A. Schlising, and L. Ahart 1985-8-12 2256 Plumas Rich Gulch Rd. 3.0 mi N of Hwy 70 on slope W of and adjacent to road (26N22) S of Red Mountain turnoff Comment
  HSC71316  Angelica breweri J. M. DiTomaso 1980-8-28 1950 Plumas 1 mi E of Whitehorse campground, 1/2 mi W of Pacific Coast Trail on Hwy 70, 15 mi W of Quincy 1524 Comment
  HSC71430  Angelica breweri J. M. DiTomaso 1980-8-27 1944 Plumas 6 mi W of Quincy on Hwy 70, just E of Meadow Valley 1220 Comment
  CAS-BOT-BC59312  Antennaria argentea D. E. Breedlove 1962-6-12 3463 Plumas Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg 1341 Comment
  CAS-BOT-BC59319  Antennaria argentea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1918 Plumas Between valley proper and Darlingtonia Bog Comment
  JEPS7474  Antennaria geyeri Rimo Bacigalupi with Lawrence R. Heckard 1951-8-8 3483 Plumas 1/2 mi e of the town limits Portola 1493 Comment
  UC673633  Antennaria geyeri H. L. Mason 1924-6-16 1041 Plumas near Graeagle (south banks of Feather River); Feather River Comment
  CAS-BOT-BC58696  Antennaria luzuloides L. P. Janeway; Garrett Gibson 1991-6-13 4005 Plumas 0.25 mi. WNW of Claireville Flat, ca. 0.5 mi. SE of Hwy 70 and Willow Creek 1484 Comment
  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
  CHSC57407  Antennaria luzuloides subsp. aberrans L. P. Janeway; Garrett Gibson 1991-6-13 4005 Plumas Plumas National Forest. Ca 1/4 mi west-northwest of Claireville Flat, ca 1/2 mi southeast of Hwy 70 and Willow Creek. 1484 Comment
  POM181082  Antennaria rosea A. A. Heller, P. B. Kennedy 1907-7-5 8749 Plumas Red Clover valley Comment
  SEINET10473584  Anthemis cotula Mary Susan Taylor 1981-8-31 Taylor 4257 Plumas California: T22N R12E se1/4 of se1/4 sec 25. Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi S of Clio. Plumas County. 4400 ft. 1341 Comment
  UC501397  Anthemis cotula David D. Keck Jul 3 1932-Jul 5 1932 1683 Plumas Quincy Northern Sierra Nevada 1065 Comment
  CHSC100317  Apocynum androsaemifolium Lowell Ahart 2008-8-14 15193 Plumas 30 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  JEPS114517  Apocynum androsaemifolium Lowell Ahart 2008-8-14 15193 Plumas 30 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  UC1123459  Apocynum androsaemifolium C. W. Hanks 1934-8-8 19 Plumas n.e. Sierra Valley Plumas Nat'l Forest, Sierraville Quad., Sierra Valley Comment
  RSA59487  Apocynum androsaemifolium subsp. pumilum E. K. Balls 1950-9-15 15892 Plumas S tip Lake Almanor by P.G.E. dam, Hwy 89. 1372 Comment
  CHSC34867  Apocynum cannabinum M. S. Taylor 1981-7-29 4134 Plumas Jct of Flournoy Grade (25N42) and Beckwourth-Genesee Rd, ca. 3 air mi ne of Genesee. 1127 Comment
  HSC22950  Aquilegia formosa var. formosa John Pratt 1970-6-25 42 Plumas 1707 Comment
  CHSC21306  Aquilegia formosa var. truncata F. T. Griggs; A. Pass 1975-7-8 114 Plumas Buck's Lake Forest Service Survey Comment
  CHSC52773  Aquilegia formosa var. truncata R. E. Preston 1981-7-8 27 Plumas N slope of Humbolt Peak, ca. 5.5 km NE of Jonesville 2040 Comment
  HSC73108  Arabis constancei M. S. Taylor 1981-5-8 3649 Plumas Junction of roads 26N18, 26N92 and 27N92, 0.5 mi. E of Long Valley Mine, 4 air mi. W of Greenville 1616 Comment
  SEINET10874432  Arabis constancei Mary Susan Taylor 1981-6-22 Taylor 3942 Plumas T25N R8E se/ne sec 33 and sw/nw sec 34. Bucks Lake quad. Rocky serpentine outcrops on ridgetop, N side of 25N57, ca. 1.5 mi E of its jct with 25N17, ca. 4 air mi NW of Meadow Valley. 5100 ft. elev. 1554 Comment
  UC174584  Arabis glabra A. A. Heller and P. B. Kennedy 1907-7-11 8810 Plumas Prattville Comment
  RSA0126161  Arabis glabra J. T. Howell, Gordon H. True, Walter Knight, I. Knight 1967-7-10 2129 Plumas Butterfly Botanical Area and Vicinity. 1128 Comment
  CAS-BOT-BC407771  Arceuthobium californicum Robert J. Weatherby 1955-8-2 1667 Plumas Jeep trail from Spanish Ranch to Bean Hill Diggings, Meadow Valley 1158 Comment
  CHSC115842  Arceuthobium campylopodum subsp. abietinum Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20417 Plumas On the southwest side of Blue Lake, 2710 feet north of Forest Service Road 29N18, 289 air-miles west-southwest of Sifford Mt., 6.26 air-miles south-southeast of Lassen Peak. 1918 Comment
  CAS-BOT-BC38616  Arctostaphylos mewukka subsp. truei John Thomas Howell 1959-9-21 34777 Plumas N. Fork Feather River near Belden 701 Comment
  CAS-BOT-BC38620  Arctostaphylos mewukka subsp. truei John Thomas Howell; Gordon H. True 1967-5-7 42182 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River 609 Comment
  RSA52905  Arctostaphylos nevadensis R. Weatherby 1950-8-11 1526 Plumas Side of Mt. Elwell, Lakes Basin Area. 2195 Comment
  UCSB15999  Arctostaphylos patula Breedlove, Dennis 1962-6-12 Plumas On bank of Jackson Creek, upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  SEINET11989151  Arctostaphylos patula B. A. Stein 1981-1 544 Plumas Frazier Falls area 1920 Comment
  CHSC52935  Arctostaphylos patula subsp. gankinii L. P. Janeway 1989-7-20 3355 Plumas Plumas National Forest. East-facing slope near top of Crocker Mtn, overlooking Red Clover Valley. 2133 Comment
  RSA634255B  Arctostaphylos truei Walter Knight, Irja Knight 1986-2-6 5221 Plumas Between Tobins and Belden near Injun Jim Campground. On the north fork of the Feather River. 640 Comment
  UCD52625  Arctostaphylos viscida Lewis S. Rose 1967-5-7 67067 Plumas 3 mi. w. of Keddie. Butterfly Valley. Open forest. 944 Comment
  CAS-BOT-BC47026  Arctostaphylos viscida subsp. viscida Walter Knight; Irja Knight 1986-2-6 5220 Plumas Between bridge over n. fork of Feather River near Pulga and Jarboe Gap. 640 Comment
  CAS-BOT-BC47074  Arctostaphylos viscida subsp. viscida John Thomas Howell 1959-9-21 34776 Plumas N. fork Feather River near Belden. 701 Comment
  RSA123203  Arctostaphylos viscida subsp. viscida E. Nourse 1934-8-14 15 Plumas 2.5 miles east and 6.5 miles south of Quincy. 1098 Comment
  UC1121435  Arctostaphylos viscida subsp. viscida E. Nourse 1934-8-14 15 Plumas 2 1/2 mi e and 6 1/2 mi s Quincy; Plumas National Forest, Downieville Quadrangle Comment
  CHSC91931  Arenaria aculeata L. P. Janeway 2005-7-31 8510 Plumas Northern High Sierra Nevada. Diamond Mountains, top of spur ridge 0.3 km southwest of Crystal Peak. 2308 Comment
  UC1585889  Arenaria congesta var. suffrutescens Barbara Ertter with Gary Schoolcraft 1989-7-3 8666 Plumas ca 7 airmiles s Susanville (open ridge between the two peaks); Diamond Mt peak 2316 Comment
  SD8174  Arenaria kingii var. glabrescens Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CAS-BOT-BC82219  Arnica chamissonis John Thomas Howell 1926-7-30 2157 Plumas Prattville 1371 Comment
  CAS-BOT-BC82221  Arnica chamissonis Alice Eastwood 1927-6-27 14897 Plumas On road from [Chilcott] Chilcoot, United States Forest Reserve Comment
  CHSC118660  Arnica chamissonis Reed Kenny 2015-7-11 2015006 Plumas Plumas National Forest. Location northwest shore of Antelope Lake, northeast of Forest Service road 28N03 and 28N31. UTM 701731 E, 4453804 N, NAD83 Zone 10N. 1585 Comment
  SEINET6755560 Image available Arnica chamissonis A. A. Heller, P. B. Kennedy 1907-7-5 8750 Plumas Red Clover Valley Comment
  SEINET10474097  Arnica chamissonis subsp. foliosa Mary Susan Taylor 1982-9-7 Taylor 5093 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CAS-BOT-BC82356  Arnica cordifolia L. P. Janeway 1992-5-12 4167 Plumas North side of Lake Davis and Rd 112, ca 6 1/2 mi northwest of the road to the dam. Grizzley Valley quad 1780 Comment
  CAS-BOT-BC295854  Arnica dealbata W. W. Wagner 1919-6-29 299 Plumas Grizzly Ridge 2133 Comment
  CAS-BOT-BC295857  Arnica dealbata Ella Dales Cantelow 1941-7-20 3514 Plumas 10 mi. s. of Quincy on rd. to La Porte 1981 Comment
  CHSC87993  Arnica mollis Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11166 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CHSC59669  Artemisia arbuscula subsp. arbuscula L. P. Janeway 1992-9-10 4308 Plumas Plumas National Forest. Flats on the south side of Middle Fork Feather River 1.75 mi west of Beckwourth. 1487 Comment
  CHSC118725  Artemisia arbuscula subsp. thermopola Noah Siegel 2015-7-17 2016021 Plumas Growing along Forest Road 27N57 on saddle between Kettle Rock and Eisenheimer Peak near Taylor Lake, Plumas National Forest. UTM 693311 E, 4448700 N, NAD83, Zone 10N. 2190 Comment
  SEINET10905058  Artemisia biennis Mary Susan Taylor 1982-8-27 Taylor 5071 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  JEPS102859  Artemisia douglasiana Lowell Ahart 2001-10-8 9327 A Plumas Old road that crossed Indian Creek, ca 50 yards east of the RR tracks, where railroad has a bumper to start the signal lights on Arlington Road, ca 400 yards S of Arlington Rd, 50 yards east of Highway 89, ca 1 1/2 miles S of Crescent Mills. 1066 Comment
  CAS-BOT-BC90415  Artemisia douglasiana Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1464 Plumas In Butterfly Canyon 990 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
  CHSC92128  Artemisia tridentata subsp. tridentata Lowell Ahart; John Dittes 2005-9-19 12414 Plumas Along the east side of a good dirt road, about 1 1/2 miles east of Kettle Rock about 1 1/2 miles southeast of Taylor Lake. 2007 Comment
  SEINET252478 Image available Artemisia tridentata subsp. vaseyana Leila M. Shultz, Heather Garrison 2006-1 20318 Plumas Feather River Canyon east of Quicy 696 Comment
  CHSC23317  Asarum lemmonii L. DeBuhr; C. W. Tilforth 1975-9-20 42325 Plumas Plumas National Forest: Fern Glen, Butterfly Valley Botanic Area. 1097 Comment
  UC170963  Asarum lemmonii H. M. Hall 1912-8-4 9384 Plumas Quincy, Plumas Co (Crescent Hill Trail) Comment
  CHSC54314  Asclepias cordifolia Vernon H. Oswald; Lowell Ahart 1991-6-18 4682 Plumas Forest Rd 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville. 1609 Comment
  CDA39803  Asclepias cordifolia T. C. Fuller 1959-7-6 2794 Plumas Highway 40 Alt., 0.2 miles north of Elephant Butte. 0 Comment
  RSA59314  Asclepias fascicularis E. K. Balls 1950-9-14 15798 Plumas 1.5 mi northeast of junction with Hwy 24, along Hwy 89, Indian Creek Comment
  SEINET10890220  Asclepias fascicularis R. M. Austin Austin s.n. Plumas Plumas Co. Comment
  JEPS6283  Asclepias speciosa W. L. Jepson 1939-8-4 19340 Plumas Rock Creek; Meadow Valley 1219 Comment
  CDA39824  Asclepias speciosa T. C. Fuller 1959-7-6 4298 Plumas Highway 89, 1 mile north of Highway 40A, 1.7 miles north of Patton. 0 Comment
  CHSC107925  Aspidotis densa L. P. Janeway 2011-7-6 10502 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir; 4.2 air km north-northeast of La Porte. Especially around low outcrops and rocky slope. 1721 Comment
  CAS-BOT-BC97471  Aster James T. Vale 1980-9-19 s.n. Plumas Bucks Lake Comment
  RSA754866  Aster eatonii L. Ahart, John Dittes 2009-8-28 16353 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
  RSA59416  Aster integrifolius E. K. Balls 1950-9-8 15709 Plumas Lakes Center Public Campground. 2043 Comment
  SEINET10839230  Aster integrifolius Mary Susan Taylor 1982-9-8 Taylor 5119 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  UCR73112  Aster occidentalis G. Fred Hrusa 1992-10-8 10497 Plumas Margin of Snake Lake, NE corner of lake, at end of vehicle access rd. 1223 Comment
  RSA121800  Aster occidentalis G. T. Nordstrom 1934-7-16 223 Plumas 1.25 miles southwest of Bucks Ranch 1616 Comment
  RSA716701  Aster occidentalis var. occidentalis L. Ahart, John Dittes 2005-9-20 12434 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2042 Comment
  RSA769813  Aster occidentalis var. occidentalis L. Ahart 2008-9-10 15384 Plumas Bottom of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 0.5 miles east of the Quincy La Porte Road, about 9.5 air miles northeast of La Porte. 1917 Comment
  SEINET10474438  Aster oregonensis subsp. californicus Mary Susan Taylor 1981-9-2 Taylor 4262 Plumas California: T26N R8E se1/4 of sec 36. Almanor SE quad. W side of 26N18, ca. 1 mi S of Onion Flat, ca. 3 mi W of Indian Falls. Mixed Evergreen Forest. Plumas County. 4800 ft. 1463 Comment
  JEPS87576  Astragalus bolanderi Lowell Ahart 1994-6-29 7420 Plumas e Frenchman Hill (e of Oroville Quincy Highway, sw of Bucks Lake); sw of Bucks Lake, e of Frenchman Hill 1828 Comment
  JEPS91414  Astragalus lemmonii Dean Wm. Taylor with Glenn Clifton 1990-6-26 11179 Plumas Sierra Valley; near junction Road A24 and Dyson Lane, in SW corner of the junction 1432 Comment
  JEPS125738  Astragalus lentiginosus var. floribundus William Harnach 2002-5-14 1059 Plumas 0.8 miles West of the intersection of Highway 49 and Dyson Lane. Comment
  CAS-BOT-BC192952  Astragalus purshii var. purshii W. I. Follett; Evelyn B. Follett 1964-5-9 s.n. Plumas Middle Fork of the Feather River, 1/2 mile below Mohawk Bridge Comment
  UCD38329  Astragalus purshii var. purshii Beecher Crampton 1954-5-10 1865 Plumas 1/4 miles east of Portola. Comment
  CAS-BOT-BC193047  Astragalus purshii var. tinctus Lewis S. Rose 1963-6-4 63123 Plumas Sierra Valley, 2 mi s. of Beckwourth 1463 Comment
  UC1042341  Astragalus purshii var. tinctus Lewis S. Rose 1954-5-30 54075 A Plumas Beckwourth Beckwourth (desert slopes) 1524 Comment
  CAS-BOT-BC193044  Astragalus purshii var. tinctus L. P. Janeway 1991-5-14 3961 Plumas 1 1/4 mi west of Delleker and Humbug Creek; 1/2 mi northwest of Hwy 70; ca 3 mi west of Portola 1484 Comment
  CHSC88847  Astragalus webberi L. Hanson 1987-5-26 303 Plumas Plumas National Forest. China Grade Rd. 1554 Comment
  SD8534  Astragalus webberi Mrs. R. M. Austin 1877-1 Plumas Indian Valley Comment
  UC1732069  Astragalus webberi James D. Jokerst 1985-6-10 22410 Plumas Indian Creek Small Hydro Survey. Upper edge of reconstruction zone of Hwy 70 Comment
  CDA26761  Astragalus whitneyi G. D. Barbe 1982-6-9 3665 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  RSA101472  Astragalus whitneyi var. confusus R. Weatherby 1955-7-2 1567 Plumas Bear Ridge near Taylor Lake. 2195 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
  CAS-BOT-BC198677  Astragalus whitneyi var. whitneyi Clare B. Hardham 1961-6-16 7445 Plumas Diamond Peak - Sierra Nevada 2255 Comment
  CHSC101944  Asyneuma prenanthoides Lowell Ahart; John Dittes 2009-7-13 16051 Plumas On dry soil, on the west side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CAS-BOT-BC69502  Athyrium filix-femina var. californicum M. S. Taylor 1981-8-19 4222 Plumas Blue Nose Mt. quad. s. side of 23N10, 0.3 mi. e. of Peoria Creek, ca. 2.5 mi. w. of Sloat. 1341 Comment
  CHSC112126  Athyrium filix-femina var. cyclosorum L. P. Janeway 2014-7-15 11544 Plumas Northern High Sierra Nevada. Plumas National Forest. Happy Valley, about 6.4 air-km northeast of Crombeerg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  UC399378  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin Sept 1899 352 Plumas Butterfly Valley Comment
  SEINET10448432  Athysanus pusillus Mary Susan Taylor 1981-5-10 Taylor 3679 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  JEPS113940  Atriplex truncata W. and N. Harnach 2000-8-23 1000 Plumas Sierra Valley 1 mile west of the Steel Bridge on Marble Lane. Comment
  SEINET10966170  Azolla mexicana Mary Susan Taylor 1981-8-5 Taylor 4166 Plumas 1069 Comment
  CAS-BOT-BC100039  Balsamorhiza deltoidea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2367 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek Comment
  CAS-BOT-BC100041  Balsamorhiza deltoidea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1952 Plumas Fern Glen 1097 Comment
  CDA12094  Balsamorhiza hookeri G. F. Hrusa, G. L. Webster 1989-5-1 7015 Plumas Modoc Plateau; Hwy 70 between Vinton & Beckwourth. Comment
  SEINET7239799 Image available Balsamorhiza hookeri var. neglecta D. L. Cooney 1941-4-11 C- 7 Plumas 4 mi. W. of Vinton, along highway slope 1524 Comment
  CHSC57255  Balsamorhiza macrolepis var. platylepis L. P. Janeway 1991-5-29 3972 Plumas Plumas National Forest. Red Clover Valley; along Beckwourth-Genesee Road (road 111) 1.0 mi northwest of the old Clover Valley Ranch buildings. 1664 Comment
  CHSC75900  Balsamorhiza macrolepis var. platylepis G. F. Hrusa 1997-5-30 13850 Plumas 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508) /and Sloat Rd. (to S). [Original lat./long. on label is '39 53 N; 120 42 W']. 1450 Comment
  CAS-BOT-BC100097  Balsamorhiza sagittata 1918-5-25 7064 Plumas Portola Comment
  CHSC55659  Balsamorhiza sagittata K. R. Stern 1985-6-25 8318 Plumas Vicinity of Blairsden. 1402 Comment
  UC336213  Balsamorhiza sagittata unknown 1889-6-1 Plumas Mohawk Valley Comment
  UCD40296  Balsamorhiza sagittata Rodney Gale Myatt 1971-6-13 744 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CAS-BOT-BC16573  Barbarea orthoceras W. W. Wagner 1919-5-25 269 Plumas Vicinity of Quincy. Squirrel Creek. 1615 Comment
  CHSC102703  Barbarea orthoceras Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16158 Plumas Bottom of a small wash, on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  SEINET10448242  Barbarea orthoceras Mary Susan Taylor 1981-5-10 Taylor 3675 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  SEINET4132804  Bassia hyssopifolia W. Harnach, N. Harnach 2000-8-23 999 Plumas Sierra Valley; 1 mile west of the Steel Bridge on Marble Lane. 1486 Comment
  CAS-BOT-BC494126  Bassia hyssopifolia W. Harnach; N. Harnach 2000-8-23 999 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  UC336064  Betula occidentalis unknown Sept. 1876 Plumas near Lassen's Peak Comment
  CAS-BOT-BC102162  Bidens John Thomas Howell 1959-9-21 34816 Plumas Sand bars of Indian Creek 914 Comment
  CAS-BOT-BC102169  Bidens cernua M. S. Taylor 1982-8-23 5037 Plumas S side of North Fork Feather River, ca. 1/4 mi w of Twain. Almanor SE quad. 853 Comment
  RSA239269  Bidens frondosa R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42310 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  SEINET10473665  Bidens frondosa Mary Susan Taylor 1981-9-3 Taylor 4268 Plumas California: T26N R9E nw1/4 of sw1/4 sec 15. Greenville SW quad. N tip of Round Valley Reservoir by road 204, ca. 3 air mi S of Greenville. Plumas County. 4500 ft. 1372 Comment
  CAS-BOT-BC413058  Bistorta bistortoides Alice Eastwood 1927-6-17 14667 Plumas United States Forest Reserve, Long Valley Comment
  JEPS100329  Boechera Dean Wm. Taylor and Barbara Ertter 2001-7-18 17834 Plumas 1.5 mi N of upper end of Frenchman Reservoir (Diamond Mountains, meadow tributary to Little Doyle Creek, along Forest Road 25N71 1.4 mi E of Forest Road 25N11); Feaather River Watershed 1783 Comment
  CAS-BOT-BC15816  Boechera arcuata John Thomas Howell; Gordon H. True 1967-5-7 42183 Plumas Sierra Nevada. Injin Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CAS-BOT-BC16041  Boechera breweri subsp. shastaensis John Thomas Howell 1951-6-27 27639 Plumas Sierra Nevada. Jamison Creek. 1828 Comment
  CHSC41411  Boechera davidsonii Lowell Ahart 1986-7-8 5355 Plumas On cliffs, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 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
  CHSC58838  Boechera pinetorum Vernon H. Oswald; L. Ahart, L. Hanson, L. Janeway, J. Reynolds 1992-7-1 5045 Plumas Near the entrance of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  UC1586429  Boechera pinetorum Vernon H. Oswald and Lowell Ahart 1991-6-18 4684 Plumas ca 4 mi (air) n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd)) 1609 Comment
  CHSC21025  Boechera platysperma F. T. Griggs; A. Pass 1975-7-10 139 Plumas Buck's Lake. Comment
  CAS-BOT-BC14535  Boechera puberula Alice Eastwood 1918-5-25 7025 Plumas Portola. Comment
  CAS-BOT-BC25585  Boechera retrofracta Alice Eastwood 1927-6-17 14684 Plumas United States Forest Reserve. Long Valley. Comment
  CHSC570  Boechera retrofracta G. Spurlock 1935-6-1 Plumas East of Sierras. Comment
  CHSC80816  Boechera retrofracta Lowell Ahart 2001-7-17 8932 Plumas Outcrops, on the southeast side of a logging road, southeast of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC25596  Boechera retrofracta M. S. Taylor 1981-5-11 3685 A Plumas Along Beckwourth-Genesee Valley Road, ca. 0.5 mile south of Flournoy Bridge and junction of highway 89. 1158 Comment
  CHSC41182  Boechera sparsiflora J. D. Jokerst 1984-5-14 2015 Plumas On ridge top. Ridge represents the top of the canyon slope above Ward Creek, SW of Genesee Valley. 1584 Comment
  CAS-BOT-BC25725  Boechera sparsiflora Lowell Ahart 1977-6-21 s.n. Plumas Sierra Nevada. At Turkey Town, ca. 14 miles northeast of La Porte. 1800 Comment
  CAS-BOT-BC25889  Boechera subpinnatifida Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth. 1524 Comment
  RSA59259  Boisduvalia densiflora var. densiflora E. K. Balls 1950-8-31 15551 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  SEINET3149566  Boisduvalia stricta E. K. Balls 1950-9-14 15807 Plumas 6 miles NW of Chester, N Fork Feather River 1402 Comment
  SD9250  Botrychium multifidum Mrs. R. M. Austin 1876-1 Plumas Comment
  UCD102596  Boykinia major Jim McHenry 1992-6-1 s.n. Plumas location unknown. 1615 Comment
  JEPS124511 Image available Brasenia schreberi Brad Davidson 1973-7-19 Plumas Plumas National Forest, Butterfly Valley. Comment
  JEPS102631  Brickellia greenei Lowell Ahart 2001-7-17 8931 Plumas Outcrops, on the SE side of a logging road, SE of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS127337  Brickellia greenei Lowell Ahart 2016-7-9 21091 Plumas About 2 miles (air) northwest of of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC478970  Brodiaea californica subsp. californica H. C. Cantelow 1949-6-11 6 Plumas Feather River Canyon Comment
  CAS-BOT-BC484272  Brodiaea elegans subsp. elegans Mary Wells 1986-6-11 780 Plumas Gold Lake Road between Graeagle and Gold Lake Comment
  RSA101372  Brodiaea purdyi R. Weatherby 1955-7-15 1642 Plumas Quincy Ranger Station, USFS, Quincy. 1067 Comment
  SEINET8338124  Bromus carinatus John Thomas Howell 1960-7-23 35932 Plumas Drakesbad. Comment
  CHSC55637  Bromus carinatus var. carinatus K. R. Stern 1985-6-25 8223 Plumas Vicinity of Blairsden. 1402 Comment
  UC1130982  Bromus carinatus var. carinatus C. W. Hanks 1934-8-9 27 Plumas Mountain n of Sierra Valley (Plumas National Forest); Plumas National Forest 1859 Comment
  CAS-BOT-BC148711  Bromus carinatus var. marginatus John Thomas Howell 1975-7-22 51369 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  CAS-BOT-BC148748  Bromus carinatus var. marginatus L. Whitney 1933-9-20 s.n. Plumas Near Willow Creek northeast Plumas National Forest. 1920 Comment
  CDA13759  Bromus ciliatus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13491 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. 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
  RSA88123  Bromus commutatus J. T. Howell 1951-6-26 27538 Plumas Feather River Canyon 854 Comment
  CAS-BOT-BC155798  Bromus diandrus John Thomas Howell; Gordon H. True 1968-6-10 44547 Plumas Sierra Nevada. Quincy. 1036 Comment
  CHSC55633  Bromus inermis subsp. inermis K. R. Stern 1986-6-25 8301 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC69485  Bromus inermis subsp. inermis James D. Jokerst 1985-6-10 2395 Plumas Indian Creek Small Hydro Survey. Adjacent to Hwy. 70 at diversion ca. 1 mi NE of Indian Falls. 1036 Comment
  RSA201354  Bromus marginatus J. T. Howell 1960-7-20 35760 Plumas Boiling Springs Lake 1799 Comment
  CAS-BOT-BC162158  Bromus orcuttianus Lewis S. Rose 1966-7-27 66060 Plumas Butterfly Valley. 3 miles west of Keddie. 1066 Comment
  CHSC80903  Bromus orcuttianus Lowell Ahart; Vernon H. Oswald 2001-7-23 8998 Plumas Along the edge of the dirt road, near sign of stagecoach robbery, about 1/2 mile north of Humboldt Summit. 1828 Comment
  UC1024783  Bromus tectorum Leo Whitney 1934-8-7 2340 Plumas 10 mi nw of Portola (3 mi e of the Cate Place, Plumas National Forest, n end of Big Grizzley Valley); Plumas National Forest, Big Grizzley Valley 1828 Comment
  UCD40293  Bromus tectorum Rodney Gale Myatt 1971-6-13 742 Plumas 1 mile below Layman Road, north of Quincy, and on the north side of Hwy 70. (Note that this location is south of Quincey road and on the south side of Hwy 70). 1036 Comment
  UCD59952  Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas West side of Lake Almanor. 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
  SEINET10508555  Bromus willdenowii Mary Susan Taylor 1981-7-6 Taylor 3966 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  CAS-BOT-BC185351  Calamagrostis canadensis E. K. Balls 1950-9-8 15719 Plumas Lakes Center Public Camp. 2042 Comment
  JEPS107725  Calamagrostis canadensis Lowell Ahart, John Dittes 2005-9-20 12429 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
  UCD57242  Calamagrostis koelerioides D. Sanchez-Mata; P. Rodrigues-Rojo 1997-8-16 s.n. Plumas Serpentine Canyon, Plumas National Forest, Rich Bar-Virgilia. 800 Comment
  CHSC116590  Calamagrostis stricta subsp. inexpansa B. Castro; L. P. Janeway 2011-10-31 1916 Plumas Northern High Sierra Nevada. N end of lower Thompson Valley ca 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. Wet bed of main channel, ca 375 ft N (upstream) of small rock dam on Thompson Creek, ca 30 ft below edge of surrounding open Ponderosa-Jeffrey pine forest. 1674 Comment
  CHSC78746  Calliscirpus brachythrix L. P. Janeway 2000-7-16 6916 Plumas Northern High Sierra Nevada. Meadow at head of East Branch Coldwater Creek. 1768 Comment
  JEPS120571  Calliscirpus brachythrix L. P. Janeway 2013-6-2 11122 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckthorn survey monument on the eastern end of Red Mountain. Comment
  UC139977  Calocedrus decurrens Mrs. R. M. Austin 1896-8-1 699 Plumas Butterfly Valley Comment
  UC139978  Calocedrus decurrens Mrs. R. M. Austin Sep 1896 Plumas Butterfly Valley Comment
  SEINET13289852 Image available Calocedrus decurrens Austin 1876-1 Plumas Plumas Co. Comment
  JEPS105976  Calochortus coeruleus Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11003 Plumas On the west side of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  UC337929  Calochortus coeruleus unknown 1884-1 Plumas Comment
  JEPS26691  Calochortus coeruleus P. C. Hutchison 1961-6-9 2130 Plumas 0.4 mi e Round Valley Reservoir Dam and store (along road); Round Valley Reservoir Comment
  UC170966  Calochortus coeruleus H. M. Hall 1912-6-25 9395 Plumas Nelson Point Sierra Nevada Mountains 1371 Comment
  UCD150661  Calochortus coeruleus Dean Dubbe 1974-5-18 14 -1 Plumas Butterfly Valley region. 6 mi NW of Qunicy off of Hwy 89. 1097 Comment
  CHSC67407  Calochortus leichtlinii J. D. Jokerst 1984-6-13 2052 Plumas Traversed by USFS road 26N08 north of Cottonwood Cr. 1371 Comment
  CHSC67719  Calochortus leichtlinii James D. Jokerst 1979-7-25 Plumas Ca. 20 m S of Meadow Creek, ca. 400 m E of forest service road to Deans Meadow. Comment
  CHSC80303  Calochortus leichtlinii L. P. Janeway 1996-6-5 4991 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1487 Comment
  UC1586106  Calochortus leichtlinii Barbara Ertter with Gary Schoolcraft 1989-7-3 8660 Plumas ca. 8 airmiles s. Susanville (ridge between Red Rock & Diamond Mt.) 2225 Comment
  SD133926  Calochortus leichtlinii Barbara Ertter, Gary Schoolcraft 1989-7-3 8660 Plumas Ridge between Red Rock and Diamond Mountain, ca. 8 airmiles south of Susanville. Dry open ridgeline of old river cobbles. 2225 Comment
  UCSB16089  Calochortus leichtlinii Breedlove, Dennis 1962-6-13 Plumas Along State Highway 89, 2 miles south of Graeagle, Sierra Nevada 1402 Comment
  RSA125133  Calochortus monophyllus E. F. Sprague 1957-5-30 0 .229 Plumas 10 miles southwest of Viola on Manton Road 610 Comment
  UC648402  Calochortus nudus Marion Ownbey and Ruth P. Ownbey 1938-7-14 1740 Plumas below Humboldt Summit (on road between Jonesville and Lake Almanor) Comment
  POM258682  Calochortus nudus Marion Ownbey, Ruth P. Ownbey 1938-7-14 1740 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor Comment
  RSA369091  Calochortus nudus Robert Gustafson 1984-5-15 2947 Plumas Butterfly Botanical area, ca. 7 miles northwest of Quincy, west of Highway 89 1037 Comment
  UC303963  Calycadenia truncata Mary E. Pulsifier Ames 1894-7-1 Plumas Taylorsville, near Iron Mine Indian Valley Comment
  CHSC82602  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2001-7-3 7257 Plumas Northern High Sierra Nevada. Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek. 1567 Comment
  CAS-BOT-BC221248  Calystegia malacophylla subsp. malacophylla Clarence R. Quick 1953-8-7 53 -123 Plumas Southeast of Meadow Valley Comment
  CHSC118707  Calystegia occidentalis Wendy L. Boes; Jim Battagin 2015-5-12 2015001 C Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CHSC58188  Calystegia occidentalis subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1992-6-22 5014 Plumas Lassen Volcanic National Park. Little willow Creek between Willow Lake and the access road into Terminal Geyser. 1737 Comment
  RSA14262  Calystegia occidentalis var. tomentella Mrs. R. M. Austin 1879-1 s.n. Plumas Big Meadow Comment
  CAS-BOT-BC496987  Camassia leichtlinii subsp. suksdorfii Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1575 Plumas Fern Glen 1112 Comment
  SEINET8472080  Camassia quamash subsp. breviflora H. R. Holbo 1961-5-17 s.n. Plumas Vinton. 1524 Comment
  RSA31204  Camissonia tanacetifolia subsp. quadriperforata Ella Dales Cantelow 1941-5-20 s.n. Plumas 1.7 miles NE of Vinton School on route to Frenchman Creek 610 Comment
  POM257257  Camissonia tanacetifolia subsp. tanacetifolia H. L. Mason 1924-6-15 1037 Plumas Graeagle - near Blairsden. Comment
  SEINET10462881  Campanula prenanthoides Austin AUSTIN 307 ? Plumas BADGER HILL Comment
  SEINET10462994  Campanula prenanthoides Mallory 1969-8-21 MALLORY 349 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest 1524 Comment
  SEINET10463008  Campanula prenanthoides Wheeler WHEELER s.n. Plumas Cascade Comment
  SEINET10905900  Campanula prenanthoides Joseph Clemens 1920-8-11 Clemens s.n. Plumas Greenville Comment
  SEINET10917161  Campanula prenanthoides Solomon W. Conrad 1975-8-11 Conrad 7398 Plumas Douglas Fir forest 5.5 miles west of Quincy on Meadow Valley Rd. 1219 Comment
  CAS-BOT-BC37135  Capsella bursa-pastoris Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1842 Plumas Butterfly Botanical Area and Vicinity. On west side of Butterfly Valley proper. 1066 Comment
  CAS-BOT-BC37306  Cardamine breweri John Thomas Howell 1967-6-23 42706 Plumas Sierra Nevada. Butterfly Valley. 1066 Comment
  CHSC87813  Cardamine breweri var. breweri Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11065 Plumas On the margins of 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
  CAS-BOT-BC471264  Cardamine cordifolia John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50635 Plumas Sierra Nevada. Headwaters of Indian Creek SE of Diamond Mt. 2164 Comment
  HSC73122  Cardamine nuttallii M. S. Taylor 1981-6-17 3923 Plumas Junction of Meadow Creek and Rd. 25N10, E side of Mt. Ingalls, 8 air mi. SE of Genesee 2287 Comment
  RSA739766  Cardamine pachystigma John Dittes 2005-7-4 1195 Plumas Cascade Range, Drainage of Lights Creek, 10.8 air miles NE of Taylorsville, 7.3 air miles SW Diamond Mtn, 4.2 air miles E of Moonlight Peak, E of Lights Creek on talus slope E of above County road 213. 1296 Comment
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Oct 13 2009
  CAS-BOT-BC18351  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54181 Plumas Sierra Nevada. Long Valley at road to Maxwell Mine. 1633 Comment
  CHSC102644  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16140 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC103132  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16111 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  JEPS117695  Carex abrupta Lowell Ahart 2010-10-21 17304 Plumas On dry rocky soil, along a small wash, open dry meadow, about 80 yards northwest of the spring, on the north side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak 1928 Comment
  JEPS118398  Carex abrupta Lowell Ahart 2011-9-17 17662 Plumas On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  CAS-BOT-BC17834  Carex amplifolia M. S. Taylor 1982-8-9 4947 Plumas Around spring at junction of road 26N17Y and Pliocene Creek, ca. 1 mile northwest of Rattlesnake Hill. 1645 Comment
  CDA15914  Carex amplifolia B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  RSA122761  Carex amplifolia B. O. Schreiber 1938-7-10 2529 Plumas 1/4 mile south of U. S. Forestry Camp near Meadow Valley. 1098 Comment
  JEPS117646  Carex angustata Lowell Ahart 2010-7-27 16931 Plumas North side of Forest Road 22N68, about 150 yards north of the South Fork of the Feather River, about 1/4 mile southwest of the Feather Fork Mine, about 1 1/2 miles (air) northeast of Little Grass Valley Reservoir 1634 Comment
  CAS-BOT-BC17930  Carex angustata Mrs. H. C. Cantelow 1938-7-4 2275 Plumas Drakesbad Meadow. Comment
  CHSC118787  Carex angustata Chelsea Morgan 2015-6-4 2015 -008 Plumas Plumas National Forest. On ridge west of North Fork Feather River, west of Forst Service road 26N25, 1/2 mile north of junciton with 25N26. (UTM 650854 E, 4436951 N, NAD83 Zone 10N). 1460 Comment
  CAS-BOT-BC19730  Carex athrostachya Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1461 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterly Creek. 883 Comment
  JEPS113737  Carex athrostachya Lowell Ahart, John Dittes 2007-6-17 14165 Plumas West bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  JEPS115942  Carex athrostachya Lowell Ahart, John Dittes 2009-7-13 16030 Plumas On damp to dry 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
  SEINET4292088 Image available Carex athrostachya L. Ahart, Guardino, J 2005-1 12269 Plumas Yellow Pine Forest. In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miair) NW of the Boulder Creek Work Center at Antelope Lake Comment
  CHSC55554  Carex aurea L. P. Janeway 1990-7-11 3789 Plumas Plumas National Forest. About 1/4 mi east of Fremont Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Little Grizzly Creek. 1775 Comment
  CHSC63187  Carex aurea Lowell Ahart 1994-6-17 7347 Plumas In a small wet meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  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-BC19136  Carex aurea L. P. Janeway; Garrett Gibson 1991-8-2 4100 Plumas Plumas National Forest. Beckwourth Ranger District. Along Humbug Crek. Southeast flank of Smith Peak. 1828 Comment
  SEINET191585  Carex bolanderi Lewis S. Rose 1939-6-8 39271 a Plumas S. end of Lake Almanor 1372 Comment
  CHSC53574  Carex brainerdii L. P. Janeway; Gary Benson, Randy Harrison 1984-8-28 1098 B Plumas On flats SW of Lake Almanor. 1417 Comment
  CHSC94117  Carex brainerdii Lowell Ahart 2006-7-3 12901 Plumas Near the southwest edge of a basalt flat, about 1/4 mile north of Lumpkin Ridge Road, on Lumpkin Ridge, about 4 miles (air) northeast of Camp 18. 1527 Comment
  SBBG52287  Carex brainerdii C. Davidson 1975-6-7 2732 Plumas Humboldt Rd, branching W of St Hwy 89, W of Lake Almanor; ca. 3 mi W of this road 1524 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
  CAS-BOT-BC34200  Carex canescens John Thomas Howell 1976-7-15 51841 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CHSC115917  Carex cusickii Sara M. Taylor; Scott Batiuk 2012-7-31 54 Plumas Plumas National Forest. Maples Flat. Follow signs from Bucks Lake Rd to Smith Lake (via Snake Lake). Take left (west) onto 25N20.Continue west onto 25N57, left onto 25N59 (fen is ~800 m west of Drosera Pond). UTM zone 10, 4428172 N, 659702 E. 1573 Comment
  JEPS87735  Carex deweyana subsp. leptopoda Lowell Ahart 1994-6-17 7359 Plumas about 1 mi n Schwartz Meadow (about 1 mi e Sly Creek Reservoir, on the e side of Sly Creek); Sly Creek 1097 Comment
  CHSC58180  Carex echinata subsp. echinata Vernon H. Oswald 1992-6-18 5004 Plumas Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  CHSC67613  Carex feta James D. Jokerst 1985-6-10 2403 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  CDA17778  Carex feta G. D. Barbe, T. C. Fuller 1982-6-14 3689 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  SEINET11635250  Carex fracta L. P. Janeway 1989-1 3483 Plumas Plumas NF, along Jackson Cr, rd 23N11, 2.3 mi from hwy 70/89 then 2.2 mi on rd 23N48 into Jackson Cr 1783 Comment
  CHSC60160  Carex geyeri L. P. Janeway 1992-6-9 4225 Plumas Plumas National Forest. Northeast side of Grizzly Ridge between Joseph Creek and Cascade Creek; ca .8 mi southwest of Little Grizzly Creek. 1897 Comment
  SEINET10652731  Carex geyeri Lawrence P. Janeway 1992-6-9 Janeway 4225 Plumas Mount Ingalls Quad, T24N, R11E, NE 1/4 of SW 1/4 of Sec 11. Northeast side of Grizzly Ridge between Joseph Creek and Cascade Creek; ca. .8 mile southwest of Little Grizzly Creek. Northwesterly facing slope in mixed conifer forest with ca 60% crown closure. Comment
  RSA63111  Carex heteroneura L. S. Rose 1951-6-28 51037 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CDA17783  Carex heteroneura var. heteroneura G. D. Barbe, T. C. Fuller 1982-6-16 3790 Plumas Plumas National Forest; Below Mud Lake, 3/4 mile NE of Eisenheimer Peak. Plumas National Forest. 2097 Comment
  CHSC105836  Carex hoodii Lowell Ahart 2010-7-27 16925 Plumas On the south side of the paved road, about 1/2 mile north of Goat Mountain, about 3 miles (air) northeast of La Porte. 1680 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
  SEINET3902352  Carex integra Lewis S. Rose 1951-6-28 51030 Plumas Mcrae Meadows, 8 mi. sw of Johnsville.; 0 1951 Comment
  CAS-BOT-BC7744  Carex integra L. P. Janeway 1991-7-23 4096 Plumas McRae Meadow, upper end of East Nelson Creek. 1905 Comment
  CDA33092  Carex integra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3145 Plumas 3.25 miles west of Round Valley Reservoir Dam , 0.25 mile east of road to Canyon Dam. Comment
  CAS-BOT-BC35506  Carex jonesii John Thomas Howell 1960-7-22 35877 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  JEPS107609  Carex jonesii Lowell Ahart, Josephine Guardino 2005-8-10 12323 Plumas Bog in small wet meadow, 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
  JEPS124405  Carex jonesii Lowell Ahart 2015-7-4 20277 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
  JEPS28344  Carex jonesii George W. Gillett 1957-7-19 852 Plumas about 1 1/4 mi above Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 2057 Comment
  CHSC46712  Carex lasiocarpa V. Oswald; W. Dempsey 1989-8-24 3963 Plumas Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 1.1 mi (air) nw of Chester. 1828 Comment
  RSA500438  Carex lasiocarpa Vernon H. Oswald 1989-8-3 3916 Plumas Willow lake located SE of Drakesbad, just s of the boundary of Lassen Volcanic Nat l Park. 1677 Comment
  CAS-BOT-BC31153  Carex lemmonii John Thomas Howell 1960-7-23 35946 Plumas Meadow near Soda Spring, Drakesbad. 1828 Comment
  CAS-BOT-BC31157  Carex lemmonii Lewis S. Rose 1967-6-10 67149 Plumas Butterfly Valley. 1097 Comment
  CAS-BOT-BC31158  Carex lemmonii Thomas Griggs 1975-6-1 318 Plumas Bucks Lake area. Comment
  CHSC43006  Carex lemmonii L. P. Janeway; B. Castro 1987-7-17 2488 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. 1584 Comment
  CHSC94113  Carex lemmonii Lowell Ahart 2006-7-9 12914 Plumas Small bog or wet meadow, below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir. 1648 Comment
  RSA201365  Carex lemmonii J. T. Howell 1960-7-23 35946 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  JEPS110428  Carex lenticularis var. impressa Lowell Ahart 2006-7-9 12922 Plumas About 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1678 Comment
  CHSC40412  Carex lenticularis var. lipocarpa Lowell Ahart 1985-7-3 5101 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. 1584 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
  SEINET7564701 Image available Carex lenticularis var. lipocarpa Lowell Ahart 2003-7-18 10431 Plumas 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. 1731 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
  JEPS91024  Carex limosa Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11438 Plumas Cascade Mountains, Lassen National Park, Little Willow Creek Little Willow Creek; Cascade Mountains, Lassen Nat'l Park, Little Willow Creek 1874 Comment
  CHSC116370  Carex luzulina Sara M. Taylor; Scott Batiuk 2012-9-11 66 Plumas Mulligan Slide. From Quincy head west on Hwy 70, right onto spanish Creek Rd, right onto Rd 25N17, left unto Rd 25N59, go west ~1.1 km, left onto unnamed road ~480 m. UTM Zone 10, 4428l379 N, 660744 E. 1546 Comment
  JEPS114187  Carex luzulina var. ablata L. P. Janeway 2007-6-3 9029 Plumas Northern High Sierra Nevada. South-facing slope near top of eastern end of Red Mountains, near Road 23N69 1.1 km northwest of Road 18. Comment
  CAS-BOT-BC31643  Carex luzulina var. ablata Catherine McWilliams 1971-9-1 s.n. Plumas South slope of Eureka Peak, Plumas-Eureka State Park. 1706 Comment
  CHSC79084  Carex microptera L. P. Janeway 2000-6-24 6837 Plumas Northern High Sierra Nevada. Diamond Mountains; 1.1 km southeast of Crystal Peak; near top of ridge, southwest slope. 2201 Comment
  CAS-BOT-BC32067  Carex multicaulis Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1799 Plumas Butterfly Canyon. Butterfly Botanical Area and Vicinity. 990 Comment
  CHSC21129  Carex multicaulis F. T. Griggs 1975-7-2 42 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC32068  Carex multicaulis John Thomas Howell; Gordon H. True 1967-5-7 42185 Plumas Injin Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CDA17786  Carex multicaulis G. D. Barbe, T. C. Fuller 1982-6-15 3743 Plumas Plumas National Forest; 2.1 miles NE of junction with road to Red Hill Summit, Plumas National Forest. 1524 Comment
  SEINET260547  Carex multicaulis M. Cutler, J Cutler 1992-6-1 Plumas Plumas National Forest ; Ca 11 mi NW of Quincy; Bucks Lake Rd W to Spanish Ranch; FS 25N17 then 25N59 to stand #92 1615 Comment
  CHSC48075  Carex multicostata L. P. Janeway 1989-6-9 3280 Plumas Plumas National Forest. Southwest side of Red Clover Valley. 1714 Comment
  CHSC96041  Carex multicostata L. P. Janeway; B. Castro 2006-9-9 8882 Plumas High Cascade Range. About 100 m east of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek). 1975 Comment
  UCD140670  Carex multicostata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13239 Plumas Below headwaters of Bull Run Creek. USFS 23N12E 2100 Comment
  CAS-BOT-BC119863  Carex nebrascensis Thomas H. Kearney 1944-8-14 26 Plumas Near Prattville, Lake Almanor. Comment
  CHSC51933  Carex nebrascensis K. R. Stern 1985-6-25 8311 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC110385  Carex nervina Lowell Ahart 2012-9-5 18436 Plumas Meadow at the end of a small stream that flowes into the South Fork of the Feather River, about 350 yards east of the County Road where it crosses the South Fork of the Feather river, about 3/4 mile (air) southwest of Pilot Peak, about 8-1/2 miles (air) northeast of LaPorte. 1889 Comment
  SEINET11182694 Image available Carex nervina Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10535 Plumas ca. 14 mi WSW of village of Almanor, down road from Humboldt Road (county route 308). 1777 Comment
  CAS-BOT-BC119187  Carex pachystachya John Thomas Howell 1960-7-23 35958 A Plumas Meadow near Soda Spring., Drakesbad. 1828 Comment
  CHSC99400  Carex pachystachya Robert F. C. Naczi; Lawrence P. Janeway 2004-7-24 10541 Plumas Ca. 14 mi WSW of village of Almanor, along tributary of Butt Creek, W of Humboldt Road (county route 308). 1746 Comment
  CAS-BOT-BC119184  Carex pachystachya D. E. (Mrs. A. A. Beetle) Beetle 1941-6-28 55 Plumas NW corner of Lake Almanor. 975 Comment
  CAS-BOT-BC119192  Carex pachystachya L. P. Janeway 1989-6-16 3333 Plumas Grizzly Valley quad, West end of Grizzly Valley. 1783 Comment
  CHSC118672  Carex pellita Wendy Boes 2014-7-17 2014017 B Plumas Smith Creek, Lakes Basin, Plumas National Forest. UTM 700011 E, 4400726 N, NAD83, Zone 10N. 1828 Comment
  CAS-BOT-BC118611  Carex raynoldsii E. K. Balls 1950-9-1 15613 Plumas East of Long Lake in meadow leading down to smaller lakes, Southern county 2133 Comment
  CHSC53661  Carex rossii L. P. Janeway 1989-6-8 3273 Plumas Plumas National Forest. Near Jackson Cr, just E of Feather River Hwy (hwy 70/89) at upper end of Jackson Cr campground. 1386 Comment
  CAS-BOT-BC118133  Carex rossii John Thomas Howell; R. C. Barneby 1954-5-14 29565 Plumas Damp meadow near Almanor PO. 1280 Comment
  SEINET11635018  Carex rossii L. P. Janeway 1985-1 1204 Plumas near U.C. Forestry Camp, SW of Meadow Valley, (F.S. Rd 23N16 - Schneider Cr Rd) 1183 Comment
  CAS-BOT-BC117898  Carex scabriuscula John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54148 Plumas 2.65 miles W of Round Valley Reservoir dam. 1569 Comment
  CHSC111166  Carex scabriuscula Lowell Ahart 2012-7-1 18262 Plumas On the east side of the dirt road to the large pipe,about 1/4 miles east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. 807 Comment
  CHSC88552  Carex scabriuscula Samantha Hillaire 2001-7-27 Plumas Plumas National Forest. 1645 Comment
  CAS-BOT-BC28305  Carex scopulorum var. bracteosa John Thomas Howell 1976-7-15 s.n. Plumas Snake Lake, ca 4 mi NW of Quincy. 1219 Comment
  RSA60032  Carex scopulorum var. bracteosa E. K. Balls 1950-9-1 15597 Plumas East of Long Lake in meadow, sloping down to 2 smaller lakes. 2104 Comment
  CHSC60503  Carex sheldonii L. P. Janeway 1992-6-4 4218 Plumas Plumas National Forest. Small pond at far edge of gravel bar along northeast side of Middle Fork Feather River at mouth of Bonta Creek; below the Mohawk Ranger Station. 1316 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
  JEPS102234  Carex sheldonii L. P. Janeway 1997-5-28 5134 Plumas 1.3 mi west-northwest of Blairsden; meadow terrace between Little Bear Road and Middle Fork Feather River. 1316 Comment
  JEPS86245  Carex simulata W. L. Jepson 1939-8-14 19414 Plumas Willow Creek 1828 Comment
  UCD140823  Carex simulata Dean W. Taylor 1976-7-9 6183 Plumas About 1 mile north of Humboldt summit. 1798 Comment
  CHSC52354  Carex specifica L. P. Janeway 1990-7-18 3805 Plumas Plumas National Forest. Near Emigrant Creek 1/4 mi north of the crest of Grizzly Ridge. 2103 Comment
  JEPS49037  Carex spectabilis Leland S. Smith 1927-8-10 2192 Plumas w end Gold Lake Tahoe National Forest, Gold Lake 2133 Comment
  CHSC78729  Carex stipata var. stipata L. P. Janeway 2000-7-7 6899 Plumas Northern High Sierra Nevada. Marsh on west side of Smith Lake -- enlarged by beaver activity. 1247 Comment
  CDA17777  Carex stipata var. stipata G. D. Barbe, T. C. Fuller 1982-6-14 3688 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  CDA33163  Carex stipata var. stipata L. P. Janeway 2000-7-7 6899 Plumas Northern High Sierra Nevada; Marsh on west side of Smith Lake -- enlarged by beaver activity. 0 Comment
  UC1133464  Carex straminiformis L. S. Smith 1927-8-10 2173 A Plumas Gold Valley drainage Tahoe <National Forest>, Downieville Quadrangle 2346 Comment
  CAS-BOT-BC114991  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54344 Plumas 2.8 mi NNE of Englemine on Diamond Mt. Road. 1341 Comment
  CHSC61684  Carex subfusca L. P. Janeway; Jim Battagin, Rob Russell 1993-8-4 4490 Plumas Plumas National Forest. Along Dolly Creek at upper portion of the Walker Mine tailings. 1749 Comment
  CHSC76326  Carex subfusca G. F. Hrusa; B. Smith 1996-7-15 13213 Plumas Sierra Nevada, Plumas National Forest. N side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. [Original lat./long. on label is '39 52 N; 120 44 W']. 1530 Comment
  CAS-BOT-BC115982  Carex subfusca L. P. Janeway; Jim Battagin; Rob Russell 1993-8-4 4490 Plumas Along Dolly creek at upper portion of the Walker Mine tailings. Mt. Ingalls quad. 1749 Comment
  CAS-BOT-BC115989  Carex subfusca D. A. McMillan 1914-6-20 13 Plumas Long Valley 1524 Comment
  CAS-BOT-BC115994  Carex subfusca Clare B. Hardham 1970-8-8 17716 Plumas Road to Thompson Peak. 2286 Comment
  SEINET10751199  Carex teneriformis W. I. Follett 1946-5-27 Follett s.n. Plumas Rich Gulch. Comment
  CAS-BOT-BC115410  Carex utriculata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54182 Plumas Long Valley at road to Maxwell Mine. 1633 Comment
  CHSC84924  Carex vesicaria L. P. Janeway; B. Castro 2003-9-6 7977 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  CHSC65139  Carex whitneyi Vernon H. Oswald; Lowell Ahart 1995-7-24 7121 Plumas High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  CHSC87129  Carex whitneyi L. P. Janeway 2001-6-15 7181 Plumas High Cascade Range. East side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  CAS-BOT-BC249368  Castilleja applegatei John Thomas Howell; Gordon H. True 1969-6-23 45805 Plumas 2.6 mi. n. of Middle Fork of Feather River at Nelson Point 1310 Comment
  CDA18693  Castilleja applegatei G. D. Barbe, T. C. Fuller 1982-6-15 3700 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CAS-BOT-BC249740  Castilleja applegatei subsp. pinetorum Alice Eastwood 1927-6-27 14903 Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] to Reno Comment
  CHSC11346  Castilleja applegatei subsp. pinetorum Lowell Ahart 1968-6-29 Plumas Four miles N.E. of La Porte. 914 Comment
  CHSC55412  Castilleja applegatei subsp. pinetorum Ben Cunningham 1991-4-20 12 Plumas Ca 0.7 mi south of De Sabla and 30 ft west of Highway 70, 36 mi south of Greenville. 609 Comment
  JEPS10978  Castilleja applegatei subsp. pinetorum Helen-Mar Wheeler 1944-8-23 Plumas between the Middle Fork of Feather River and the South Fork of Feather River (near the Butte County line, sw Plumas County); Cascade Creek 1280 Comment
  JEPS123944  Castilleja applegatei subsp. pinetorum Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20415 Plumas Next to Forest Service Road 29N18, 2.68 air miles northeast of Morgan Mt., 3.94 air miles west-southwest of Sifford Mt., 6.85 air miles south-southeast of Lassen Peak. Comment
  JEPS81445  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-5-25 4538 Plumas ca 2 air mi sw Sloat (4.4 mi w of Lee Summit, s side Fells Creek Rd (23N22)); Spring Garden Quad. 1310 Comment
  SD7118  Castilleja applegatei subsp. pinetorum Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UCD122260  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-5 4935 Plumas Around Crystal Lake just below Mt. Hough, ca. 7 air mi nne of Quincy. 2042 Comment
  JEPS9090  Castilleja arachnoidea John Thomas Howell 1951-6-28 27696 Plumas Eureka Peak 1981 Comment
  CAS-BOT-BC254060  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-9 8788 Plumas Prattville Comment
  CHSC34756  Castilleja miniata M. S. Taylor 1981-8-20 4231 Plumas S side of Fox Rd (27N92) at jct with creek, ca. 2 mi se of Canyon Dam. 1676 Comment
  CAS-BOT-BC254051  Castilleja miniata Clarence R. Quick 1934-7-4 1334 Plumas Headwater of Clear Creek, Plumas National Forest Comment
  SEINET10549615  Castilleja miniata Mary Susan Taylor 1982-8-4 Taylor 4916 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
  CHSC117586  Castilleja miniata subsp. miniata L. P. Janeway 2016-8-10 12149 Plumas Northern High Sierra Nevada. Plumas National Forest; about 100 m south of Gibsonville-Johnsville Road on east side of Continental Ravine (a tributary of West Branch Nelson Creek). 1830 Comment
  JEPS124140  Castilleja miniata subsp. miniata Lowell Ahart, John Deurloo 2015-8-25 20523 Plumas About 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. Comment
  JEPS88489  Castilleja miniata subsp. miniata Vernon H. Oswald and Lowell Ahart 1996-8-1 8141 Plumas ca 1.5 mi nw Hauns Mdw. (Forest Rd 27N16 on s slope of Dyer Mtn, at a branch of Second Water Trough Creek, ca 1.5 mi se of Dyer Mtn Lookout, n of Hwy 89); Dyer Mtn. 1706 Comment
  CAS-BOT-BC241038  Castilleja pilosa A. A. Heller; P. B. Kennedy 1907-7-5 8747 Plumas Red Clover Valley Comment
  CDA18572  Castilleja tenuis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3327 Plumas Sierra Nevada; 4.8 miles northwest of Antelope Lake; 0.7 mile east of road to Taylor Lake on the road to Antelope Lake. 1661 Comment
  CHSC43515  Castilleja tenuis Lowell Ahart 1977-7-9 1451 Plumas In a small mountain meadow, along the South Fork of the Feather River, about 1/2 mile north of the Feather Fork Mine, about 6 miles north of La Porte. 1676 Comment
  JEPS81472  Castilleja tenuis M. S. Taylor 1982-7-8 4800 Plumas ca 1 mi sw Beckwourth (on Ramelli Ranch, on s side of Feather River in dry edges); Portola Quad. 1487 Comment
  RSA755445  Castilleja tenuis L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16135 Plumas Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  UCD169860  Castilleja tenuis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16135 Plumas Meadow on west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  JEPS77537  Castilleja tenuis Margaret Ely 1978-6-23 Plumas Butterfly Valley; sw of pond (reservoir) Comment
  SD7031  Castilleja tenuis Daniel Cleveland 1882-7-22 Plumas Meadow, Prattville Comment
  CAS-BOT-BC39557  Caulanthus major Clare B. Hardham 1975-8-2 20464 a Plumas Sierra Nevada. Black Mountain. 2133 Comment
  CHSC66968  Ceanothus arcuatus James D. Jokerst 1992-1-1 3442 Plumas Comment
  CAS-BOT-BC47869  Ceanothus cordulatus Alice Eastwood 1927-6-15 14596 Plumas On road to Long Valley Comment
  LA41966  Ceanothus cordulatus Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  CAS-BOT-BC126820  Ceanothus cuneatus C. L. Schmidt 1988-7-15 1226 Plumas Red Hill, up Rush Creek Road, ca. 9.4 miles SW of Paxton on US Hwy. 70 1260 Comment
  CAS-BOT-BC49181  Ceanothus cuneatus John Thomas Howell 1951-6-26 27549 Plumas Feather River Canyon 853 Comment
  SEINET3840844  Ceanothus cuneatus var. cuneatus G. Douglas Barbe, Thomas C. Fuller 1982-6-15 3706 Plumas Plumas National Forest, East-facing slope, 0.8 miles 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 1490 Comment
  UCD111983  Ceanothus integerrimus James I. Mallory 1969-8-21 357 Plumas 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  RSA0089038  Ceanothus integerrimus var. californicus Bonnie C. Templeton 1968-6-9 11255 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  RSA122542  Ceanothus integerrimus var. puberulus C. G. Albertus 1935-7-22 12319 Plumas 3 3/4 miles S.W. of Lovejoys, Downieville. 1768 Comment
  CAS-BOT-BC51158  Ceanothus lemmonii L. S. Smith 1925-4-29 1563 Plumas Grizzley Ridge. West end, So. & W. slope 975 Comment
  CAS-BOT-BC63327  Ceanothus prostratus Clarence R. Quick 1934-7-4 1350 Plumas Headwaters of Clear Creek, Plumas National Forest. Comment
  CAS-BOT-BC63328  Ceanothus prostratus Ella Dales Cantelow 1939-5-19 4282 Plumas 10.5 mi. w. of Bucks Lake. Comment
  CAS-BOT-BC63332  Ceanothus prostratus W. R. Dudley 1909-8-29 s.n. Plumas Sierra Valley Hot Springs. Comment
  UC338135  Ceanothus prostratus unknown 1889-5 Plumas Sierra and Plumas Co. Comment
  UCD112671  Ceanothus prostratus J. M. Tucker 1948-7-25 1747 Plumas ca. 3/4 mile west of mine of United Mining Co., southwest side of Camel's Peak. Comment
  UCD23355  Ceanothus prostratus E. W. Jameson 1949-4-25 s.n. Plumas Expt. Station, 4 mi. north of Quincy. 1066 Comment
  UC1071474  Ceanothus velutinus F. W. Embree 1934-6-6 80 Plumas 1 mi s, 0.25 mi w Rutherford; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CHSC45650  Centaurea cyanus Vernon Oswald 1984-7-9 1356 Plumas Hwy 89 at the south edge of Crescent Mills. 1071 Comment
  CAS-BOT-BC277042  Centaurea maculosa F. H. Surber; R. E. Talbert 1971-8-3 s.n. Plumas South side of Hwy 70, 0.5 mile west of Hwy A23, Beckwourth Comment
  SEINET13709633  Centaurea maculosa Lowell William Ahart, Lowell William Ahart 2001-1 8887 Plumas Hwy 89 W of Spillway at Lake Almanor (T27N, R8E, sec 28, NW 1/4) 4510 Ft. 1375 Comment
  JEPS113421  Centaurea stoebe subsp. micranthos Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14456 Plumas On the south side of Lake Davis Road, about 1 mile southwest of Lake Davis Dam, about 4 miles (air) north of Portola 1767 Comment
  CDA5731  Cerastium arvense L. Ahart, R. K. Rabeler, L. P. Janeway, L. Hanson 2005-4-2 11751 Plumas On the south side of Highway 70, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area. Comment
  CAS-BOT-BC384933  Cerastium arvense John Thomas Howell 1961-9-22 36792 Plumas At Lewisia Rock, North Fork of Feather River 640 Comment
  CAS-BOT-BC143857  Cercocarpus ledifolius var. ledifolius John Thomas Howell; Gordon H. True 1973-7-31 50067 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  CHSC117458  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. 1857 Comment
  CHSC57119  Chaenactis douglasii var. douglasii L. P. Janeway 1991-8-4 4133 Plumas Plumas National Forest. Along Beckwourth-to-Laufman Road (near district boundary) on the west side of Dixie Creek. 1676 Comment
  JEPS113616  Chaenactis douglasii var. douglasii Lowell Ahart, John Dittes 2007-6-16 14118 Plumas West of a smalll stream, on the south side of County Road 111 (Beckwourth Genesee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CAS-BOT-BC166082  Chamerion angustifolium subsp. circumvagum John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1968-6-11 2364 Plumas Along edge of Spanish Creek near confluence of Butterfly Creek. Butterfly Botanical Area Comment
  CHSC113977  Cheilanthes gracillima Lowell Ahart 2014-11-16 19906 Plumas About 100 yards west of Little Grass Valley Reservoir, about 60 yards south of the small stream, about 250 yards southwest of the Black Rock, about 4-1/2 miles (air) northwest of La Porte. 1584 Comment
  CAS-BOT-BC70261  Cheilanthes intertexta L. Q. Stephenson 1997-7-1 s.n. Plumas Martins Canyon Comment
  JEPS108998  Chenopodium ambrosioides var. ambrosioides Lowell Ahart 2006-10-8 13411 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
  RSA718514  Chenopodium botrys L. Ahart 2006-10-23 13472 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mi northeast of Scales Road, about 5.5 miles (air) NE of Strawberry Valley. 1282 Comment
  CHSC117554  Chimaphila menziesii Lowell Ahart 2016-7-9 21096 Plumas 10 yards north of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  CHSC24223  Chimaphila menziesii D. Brink; L. Mayer 1975-7-3 Plumas Buck's Lake. Comment
  CHSC2461  Chimaphila menziesii R. Carter 1965-7-6 273 Plumas Found at Buckeye Water Hole, 8.55 mi. N of Mountain House on Oroville-Quincy Rd., on E side of road ca. 20' from end of the pipe at base of Pinus ponderosa. 1280 Comment
  CAS-BOT-BC451421  Chimaphila menziesii Mrs. A. L. Coombs 1955-6-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC452245  Chimaphila umbellata Robert J. Weatherby 1950-7-7 1448 Plumas Gansner Creek, Quincy 1219 Comment
  CAS-BOT-BC452246  Chimaphila umbellata David D. Keck 1932-7-3 1636 Plumas Northern Sierra Nevada: Quincy; forest, to south of town 1065 Comment
  JEPS58684  Chrysolepis sempervirens W. L. Jepson 1924-7-18 10603 Plumas Soapstone Hill 1615 Comment
  NY42170  Chrysolepis sempervirens J. B. Walker 1994-8-3 874 Plumas On La Porte Rd, 15km S of junction with Hwy 70 1500 Comment
  CDA10773  Chrysothamnus nauseosus subsp. albicaulis L. Ahart 2002-10-19 10003 Plumas On the south side of the dirt road, about 1/4 mile east of Humboldt Road, about 1 3/4 miles (air) northeast of Humboldt Summit. Comment
  SEINET13709818  Chrysothamnus parryi Lowell William Ahart, Lowell William Ahart 2001-1 9186 Plumas 5 Mi. SW of Chester (T28N, R6E, sec 27, NE 1/5) 4600 Ft. 1402 Comment
  UCD127286  Cicuta douglasii R. Tofsrud 1948-7-20 s.n. Plumas Between Quincy and Quincy Junction. Comment
  CHSC113894  Cinna latifolia Lowell Ahart 2014-8-31 19808 Plumas Around rocks in an unnamed drainage, on the west side of Black Rock Cree, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4-1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC44555  Cinna latifolia Lowell Ahart 1977-7-26 1498 Plumas Along the edges of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC1089  Circaea alpina subsp. pacifica V. Holt 1935-9-1 Plumas Buck's Lake. 1584 Comment
  CHSC113614  Circaea alpina subsp. pacifica Lowell Ahart 2014-8-31 19804 Plumas In an unnamed drainage, 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. 1536 Comment
  JEPS59256  Cirsium andersonii John Thomas Howell 1926-7-24 2104 Plumas near Prattville 1463 Comment
  SEINET7451057 Image available Cirsium andersonii A. A. Heller, P. B. Kennedy 1907-7-18 8881 Plumas Grade between Beckwith (Beckwourth) and Red Clover Valley. Comment
  CAS-BOT-BC284417  Cirsium arvense John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2188 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area and vicinity 883 Comment
  CAS-BOT-BC284414  Cirsium arvense M. S. Taylor 1981-7-29 4143 Plumas E side of 25N42 Flournoy Grade, 1.5 mi S of Flournoy Bridge, ca. 3 air mi. e. of Genesee 1402 Comment
  SEINET7451108 Image available Cirsium cymosum var. cymosum A. A. Heller, P. B. Kennedy 1907-7-18 8880 Plumas Grade between Beckwith and Red Clover valley Comment
  CAS-BOT-BC279958  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35977 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC285545  Cirsium occidentale var. candidissimum H. Albert Barker 1926-7-11 126 Plumas Feather River - Blairsden 1371 Comment
  RSA128649  Cirsium ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Road, just north of county line, 7.3 miles south of Vinton. Comment
  CAS-BOT-BC286452  Cirsium scariosum John Thomas Howell 1960-7-24 35983 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC97525  Cirsium scariosum Lowell Ahart; John Dittes 2007-6-16 14117 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC286361  Cirsium scariosum John Thomas Howell 1951-6-29 27736 Plumas Near Spring Garden Comment
  JEPS59251  Cirsium scariosum O. E. Mack 1923-7-9 Plumas Chester Comment
  CDA1606  Cirsium undulatum J. R. Keck Jr., R. Swanson 1967-8-17 s.n. Plumas About 6 mi. s. of Vinton; 1 mi. n. of county line, 200 yds. w. of Hwy 49 to Loyalton. 0 Comment
  CAS-BOT-BC285832  Cirsium vulgare Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1472 Plumas Butterfly Botanical Area and Vicinity. In Butterfly Canyon 990 Comment
  CAS-BOT-BC228714  Cistanthe umbellata Anna Head 1920-6-1 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC228913  Cistanthe umbellata M. S. Taylor 1982-5-19 4485 Plumas Ramelli Ranch ca. 1 mi w of Beckwourth 1487 Comment
  CAS-BOT-BC162588  Clarkia Clare B. Hardham 1975-8-2 s.n. Plumas Black Mt. - Sierra Nevada 2133 Comment
  RSA122166  Clarkia lassenensis E. Sawyer 1935-6-5 71 Plumas 3.25 miles SE of Beckwith Butte 1585 Comment
  CAS-BOT-BC163269  Clarkia mildrediae subsp. lutescens L. P. Janeway 1995-7-29 4881 Plumas Along Oroville-Quincy Hwy 0.9 mi west of Grizzly Creek 1621 Comment
  CHSC71154  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-13 4693 Plumas Between Lookout Rock and Middle Fork Feather River; along Road 23N19 6.1 mi southeast of Road 23N60. Southwest-facing road cutbank. 1621 Comment
  JEPS109902  Clarkia mildrediae subsp. lutescens Dean W. Taylor 2006-7-12 19563 Plumas Cascade; 1 mile NE thereof (8 air miles NE of Feather Falls, watershed Middle Fork Feather River) 1371 Comment
  CHSC27037  Clarkia mildrediae subsp. mildrediae James Jokerst; Robert A. Schlising 1978-6-21 3288 Plumas Feather River Canyon, 4.2 mi N of Storrie (= 9.2 mi N of Butte County line) at Rodgers Flat Power Plant; roadside bank. Along Feather River Highway. Comment
  CHSC55720  Clarkia purpurea K. R. Stern 1985-6-25 8250 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC163861  Clarkia purpurea subsp. quadrivulnera John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2133 Plumas At spring. Butterfly Botanical Area and Vicinity 1127 Comment
  CDA15372  Clarkia purpurea subsp. quadrivulnera G. F. Hrusa 1997-6-26 13887 Plumas Sierra Nevada; Approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  CAS-BOT-BC163850  Clarkia purpurea subsp. quadrivulnera A. A. Heller 1938-7-2 15234 Plumas Along the highway near the river bridge at Quincy 1097 Comment
  CAS-BOT-BC164918  Clarkia rhomboidea John Thomas Howell 1967-6-23 42718 Plumas Canyon of the East Branch of Feather River 2 miles east of Twain Comment
  CAS-BOT-BC164924  Clarkia rhomboidea A. A. Heller; P. B. Kennedy 1907-7-9 8778 Plumas Prattville Comment
  CAS-BOT-BC164927  Clarkia rhomboidea A. A. Heller; P. B. Kennedy 1907-7-4 8720 Plumas Ridge east of Red Clover Valley Comment
  JEPS95346  Clarkia rhomboidea Lowell Ahart 1994-7-7 7454 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  UC1552753  Clarkia rhomboidea Frederica Bowcutt 1985-6-6 541 Plumas 0.2 mi se Drum Bridge (about 15 air mi ne of Quincy, immed. n of Red Clover Creek and Beckwourth Genesee Road); Plumas National Forest Comment
  NY1085602  Clarkia stellata A. A. Heller 1907-7-9 8778 Plumas Prattville Comment
  POM181045  Clarkia stellata A. A. Heller, P. B. Kennedy 1907-7-9 8813 Plumas Prattville. Comment
  RSA537459  Clarkia stellata Barbara Ertter, Gary Schoolcraft 1989-7-3 8638 Plumas Road to Lone Rock and Red Rock on south side of Diamond Mountain, ca. 10 air miles south of Susanville, near Morton Creek crossing 1829 Comment
  SEINET10885380  Clarkia stellata A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8778 Plumas Prattville Comment
  SEINET10951609  Clarkia stellata Barbara J. Ertter, Gary Schoolcraft 1989-7-3 Ertter 8638 Plumas Road to Lone Rock & Red Rock on S side of Diamond Mt. ca 10 airmiles S of Susanville, near Morton Creek crossing, dry roadbank in forest; T28N, R11E, elev ca 6000 feet. 1830 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
  SEINET10572692  Claytonia nevadensis Lowell Ahart, Peter Ahart 1983-7-20 Ahart 4199 Plumas Ca. 1/4 mi e of Feather Fork Mine, ca. 5.5 mi n of La Porte. Red Fir Forest; 1800 m. 1800 Comment
  CAS-BOT-BC443708  Claytonia rubra L. P. Janeway 1992-5-6 4156 Plumas Plumas National Forest, Beckwourth Ranger District. About 4 mi southwest of Portola; west side of Claireville Flat between Middle Fork Feather River and Hwy 70. 1482 Comment
  SEINET10536030  Clematis lasiantha John G. Lemmon Lemmon s.n. Plumas Comment
  UC103409  Collinsia grandiflora Mrs. R. M. Austin 1879-1 Plumas Indian Valley Comment
  CDA15384  Collinsia parviflora G. F. Hrusa 1997-5-3 13838 A Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC101857  Collinsia parviflora Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15888 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  CHSC60493  Collinsia parviflora L. P. Janeway 1992-5-6 4157 Plumas Plumas National Forest. About 4 mi southwest of Portola; west side of Claireville Flat between Middle Fork Feather River and Hwy 70. 1482 Comment
  RSA641451  Collinsia parviflora Michael A. Vincent 1999-6-7 8537 Plumas Along FS Rt 176 and Chance Creek at bridge, 7.1 miles N of Rt 70. Comment
  CHSC87623  Collinsia rattanii Lowell Ahart; Josephine Guardino 2004-5-24 10947 Plumas About 100 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1186 Comment
  CDA14585  Collinsia torreyi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3067 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CDA9339  Collinsia torreyi D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .303 Plumas Above Little Grass Lake on West side. Comment
  CHSC21344  Collinsia torreyi F. T. Griggs; A. Pass 1975-7-7 94 Plumas Gold and Silver Lakes. Comment
  RSA88415  Collinsia torreyi J. T. Howell 1951-6-28 27703 Plumas Eureka Peak. 2195 Comment
  UCD123684  Collinsia torreyi W. R. Powell 1968-7-2 1590 Plumas along road southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 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
  CHSC112561  Collomia grandiflora B. Castro; L. P. Janeway 2007-6-23 1650 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, ca 30 ft SW of the channel, 500 to 550 ft below edge of open Ponderosa-Jeffrey pine forest. 1671 Comment
  CHSC20854  Collomia grandiflora K. R. Stern 1975-7-24 5810 Plumas SE shore of Lake Almanor. 1371 Comment
  JEPS111227  Collomia heterophylla Steve Matson 2005-5-28 1244 Plumas Feather River Canyon, 2 miles east of Twain, on Forest Service Rd south side of the river. 40.0185 N 121.0356 W. Elevation 3,000 ft. 914 Comment
  CDA25619  Collomia linearis D. G. Kelch, A. R. Smith, A. G. Murdock, Ruth Kirkpatrick 2006-6-2 06 .305-B Plumas Above Little Grass Lake on West side. Comment
  CHSC54414  Comarum palustre Vernon H. Oswald 1991-7-17 4748 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1828 Comment
  SEINET7135415  Convolvulus polymorphus W. Harnach, N. Harnach 1990-6-19 407 Plumas Sierra Valley, Sugarloaf Road, at the junction of the road to Dotta neck and Sugarloaf 1676 Comment
  CHSC43491  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1974-8-7 592 Plumas In Cedar Flat, near Grixxly Mountain, about 1 mile south of Bucks Lake. 1828 Comment
  JEPS113517  Cordylanthus tenuis subsp. tenuis Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14468 Plumas About 60 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
  JEPS95429  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1994-7-28 7529 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  UC1409091  Cordylanthus tenuis subsp. tenuis Robert F. Thorne, L. DeBuhr, and C. W. Tilforth 1972-9-20 42353 Plumas 2 mi n Quincy (along Hwy 70); Plumas National Forest 1097 Comment
  RSA59282  Cordylanthus tenuis subsp. tenuis E. K. Balls 1950-9-4 15574 Plumas Behind Feather River Experiment Station, Hwy 24, 4 miles north of Quincy. 1098 Comment
  CAS-BOT-BC209433  Cornus nuttallii Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  UC1122790  Cornus nuttallii E. Nourse 1934-9-4 20 Plumas 3/4 mi. s. & 1 mi. w. Quincy; Plumas Nat'l Forest, Downieville Quad. Comment
  UCR260815  Cornus nuttallii D. Finley 1998-5-2 2- 03 Plumas Sierra Nevada Mtns., Hwy 70 North, on the east side of the road, 10 road miles south of Quincy 793 Comment
  CAS-BOT-BC210299  Cornus sericea A. A. Heller; P. B. Kennedy 1907-7-13 8829 Plumas Taylorville [Taylorsville] 1080 Comment
  CAS-BOT-BC210324  Cornus sericea John Thomas Howell 1959-9-24 34937 Plumas Butterfly Creek near mouth Comment
  CAS-BOT-BC210498  Cornus sericea subsp. occidentalis Alice Eastwood 1927-6-12 14523 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CHSC54524  Cornus sericea subsp. sericea Vernon H. Oswald 1991-8-5 4810 Plumas Lassen Volcanic Park. Terminal Geyser located ca. 2.5 miles (air) southeast of Drakesbad. 1706 Comment
  UC565956  Cornus sericea subsp. sericea F. W. Embree 1934-6-6 82 Plumas 1 1/2 mi. n.w. Bucks Mt.; Bidwell Bar Quad. 1524 Comment
  CHSC54482  Corydalis caseana subsp. caseana Vernon H. Oswald; Lowell Ahart 1991-7-30 4783 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  CAS-BOT-BC169502  Corylus cornuta subsp. californica Henry A. Kloppenburg 1928-5-19 430 Plumas Belden. Plumas Forest 701 Comment
  POM106659  Corylus cornuta var. californica Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. 915 Comment
  CAS-BOT-BC290442  Crepis acuminata Clare B. Hardham 1978-8-11 21770 Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC290449  Crepis acuminata Rimo Bacigalupi 1927-7-11 1700 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CHSC39362  Crepis acuminata L. Ahart; P. Ahart 1983-8-17 4332 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  OBI16626  Crepis acuminata Lewis S. Rose 1967-7-10 67146 Plumas 1 mi S of Keddie. Butterfly Crk and Spanish Crk 884 Comment
  SEINET7837059 Image available Crepis bakeri W. Harnach, N. Harnach 1990-5-6 277 Plumas Sierra Valley, 2.25 road miles N of Sierra/Plumas Co. lin on A23. 1509 Comment
  UC581268  Crepis bakeri subsp. bakeri G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2149 Plumas Beckwith Peak Sierra Valley (e side) Comment
  UC346533  Crepis capillaris E. B. Babcock and M. Navashin 1928-6-26 138 a Plumas Meadow Valley 1158 Comment
  JEPS113382  Crepis intermedia Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13988 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
  UC581220  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2232 Plumas Red Rock; sw slopes and ridge crest, n of Engelmine Comment
  CAS-BOT-BC291577  Crepis modocensis subsp. modocensis Gladys L. Smith 1976-6-7 4564 Plumas Balsamorhiza Flat 20 miles east of Quincy along Route 70, Sierra Nevada 1524 Comment
  CAS-BOT-BC291592  Crepis modocensis subsp. subacaulis G. D. Barbe 1982-6-9 3667 Plumas Southeast and below Thompson Peak overlooking Honey Lake Valley, Plumas National Forest 2057 Comment
  CHSC48140  Crepis monticola Vernon Oswald 1984-7-5 1350 Plumas Pacific Crest Trail 1.3 mi e of Humboldt Summit. 2019 Comment
  SJSU13900  Crepis occidentalis N. A. Hopkins 1986-6-30 1340 Plumas on bald ridge 2377 Comment
  RSA88087  Crepis occidentalis subsp. conjuncta J. T. Howell 1951-6-27 27633 Plumas Jamison Creek 1829 Comment
  JEPS126596  Crepis occidentalis subsp. occidentalis Lowell Ahart 2016-6-29 21066 Plumas Top and northwest of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CHSC70222  Crepis pleurocarpa B. Castro; R. Zebell 1989-8-7 364 Plumas Ca 2.5 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.25 mi WSW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1859 Comment
  UC346536  Crepis pleurocarpa E. B. Babcock and M. Navashin 1928-6-25 182 Plumas along trail fr. Meadow Valley to Spanish Pk. 1524 Comment
  SEINET4565720  Crypsis alopecuroides M. J. Williams, J. Howell, W. Follette 1977-8-11 77- 70 -2 Plumas East side of Frenchman's Reservoir 1707 Comment
  SEINET10968222  Crypsis schoenoides Lowell Ahart 1985-8-12 Ahart 5162 Plumas Near the edge of Highway 70, about 1.7 miles west of Rich Gulch Road, about 2 miles east of Rich Bar. Comment
  CAS-BOT-BC190151  Crypsis vaginiflora John Thomas Howell 1959-9-21 34748 Plumas Sierra Nevada. North Fork Feather River near Belden. 701 Comment
  CAS-BOT-BC189304  Cryptantha Clare B. Hardham 1978-8-11 21782 Plumas About 5 miles SE of Thompson Peak Comment
  CAS-BOT-BC177810  Cryptantha John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54247 Plumas 3 miles southeast of Mt. Hough on road to Quincy 1737 Comment
  CAS-BOT-BC189307  Cryptantha Clare B. Hardham 1975-8-2 20482 Plumas Black Mountain 2133 Comment
  JEPS115225  Cryptantha torreyana Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16149 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  SEINET10870093  Cryptantha torreyana Mary Susan Taylor 1982-9-8 Taylor 5116 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  SEINET12565130  Cryptantha torreyana A. A. Heller, P. B. Kennedy 1907-7-4 8718 Plumas Ridge E of Red Clover valley. Comment
  CAS-BOT-BC70456  Cryptogramma acrostichoides Robert J. Weatherby 1950-8-11 1506 Plumas Trail to Silver Lake, Lakes Basin Area, North Sierra Nevada Mts. 1981 Comment
  CHSC59163  Cryptogramma cascadensis Vernon H. Oswald; Lowell Ahart 1992-9-15 5210 Plumas Bonte Peak located E of Mt. Harkness and Juniper Lake. Lassen Volcanic National Park. 2164 Comment
  NY16593  Cupressus bakeri J. Kusano 1987-9-29 428 Plumas Plumas National Forest, Greenville Ranger District, near Mud Lake 2042 Comment
  CDA651  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
  CAS-BOT-BC224545  Cuscuta californica John Thomas Howell 1960-7-18 35606 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC224546  Cuscuta californica Clare B. Hardham 1970-8-8 17706 B Plumas Red Clover Creek Comment
  JEPS118405  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
  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
  SEINET12282870  Cycladenia humilis J. G. Lemmon 6 s.n. Plumas Peaks of Plumas Co Comment
  UCD97459  Cymopterus terebinthinus Albert Grigarick 2010-5-11 245 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.5 mi. 1483 Comment
  CHSC104766  Cymopterus terebinthinus var. californicus L. P. Janeway 2010-8-19 10166 Plumas Northern High Sierra Nevada. Plumas National Forest; uppermost (northeastern) end of Lumpkin Ridge, 1.6 air km northwest of the Little Grass Valley Reservoir dam; along Road 22N86Y 1.0 km southwest of Road 22N27 (Lumpkin Road). 1797 Comment
  CHSC45880  Cymopterus terebinthinus var. californicus Lowell Ahart 1981-7-21 2957 Plumas In open areas on the Buzzards Roost Ridge, about 1/4 mile east of Qunicy La Porte Road, about 1 1/4 miles north of Pilot Peak. 1828 Comment
  UC333599  Cynoglossum occidentale J. G. Lemmon 1866-3-31 Plumas Comment
  CHSC80811  Cynoglossum officinale Lowell Ahart 2001-7-17 8910 Plumas Meadows, on the sides 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
  JEPS64392  Cypripedium californicum W. I. Follett 1941-6-1 124 Plumas Red Hill Red Hill (s side) 1158 Comment
  UC4447  Cypripedium montanum Mrs. R. M. Austin July, 1874 Plumas Comment
  RSA508632  Cypripedium montanum Mrs. R. M. Austin 1874-06 s.n. Plumas Fern Dell Comment
  CAS-BOT-BC70674  Cystopteris fragilis John Thomas Howell 1960-7-19 35663 Plumas Drakesbad 1828 Comment
  SEINET6629009  Cystopteris fragilis P. Lehenbauer 1926-5-31 1038 Plumas Clover Creek, Plumas Natl. Forest Comment
  JEPS115893  Dactylis glomerata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16132 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CHSC89308  Damasonium californicum G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16324 Plumas Northern Sierra Nevada. Farm pond few mi. E of Portola along Hwy 70, immed. adjacent to Hwy. 1554 Comment
  RSA34822  Damasonium californicum Roxana S. Ferris, Laura Lorraine 1941-8-9 10435 Plumas About 2 1/2 miles from Lake Almanor Public Camp, State Hwy 89 on road to Chester. Comment
  UC718005  Danthonia californica var. americana David D. Keck 1944-7-8 5440 Plumas Lake Almanor; s end, e side of dam 1341 Comment
  JEPS106216  Danthonia californica var. californica Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11006 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
  CHSC37008  Darlingtonia californica M. S. Taylor 1982-8-23 5034 Plumas Under PGE wire between dirt rd and Feather River, ... Field redacted by CHSC, contact the data manager for more information 853 Comment
  OBI9794  Darlingtonia californica Lewis S. Rose 1966-7-27 66058 Plumas Butterfly Valley; 3 mi W of Keddie 1067 Comment
  RSA89065  Darlingtonia californica R. M. Austin s.n. Plumas [No location information provided.] Comment
  UCD119074  Darlingtonia californica Barry Rice 2010-6-11 BR 100604 Plumas Along York Creek. Comment
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Jul 7 2016
  LA208991  Darlingtonia californica J. G. Lemmon; s.n. Plumas SIERRA NEVADA, Butterfly Valley. Comment
  CAS-BOT-BC179651  Delphinium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54261 Plumas About 2.5 miles southeast of Mt. Hough on the road to Quincy 1798 Comment
  SEINET5337985  Delphinium decorum L. Miller 1934-1 s.n. Plumas Near Portola, CA. Comment
  CAS-BOT-BC8914  Delphinium depauperatum Anna Head 1920-7-1 s.n. Plumas Near Gold Lake, Feather River Region 1981 Comment
  CAS-BOT-BC9825  Delphinium nudicaule Mrs. H. C. Cantelow 1940-5-11 4267 Plumas W of Meadow Valley Inn Comment
  CAS-BOT-BC9858  Delphinium nudicaule Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1949 Plumas Fern Glen, Butterfly Botanical Area 1097 Comment
  RSA74351  Delphinium nudicaule Milo S. Baker 1952-5-24 12457 Plumas upper end of Pine Valley. 915 Comment
  SEINET12092486  Delphinium nudicaule Austui n d s.n. Plumas no further locality Comment
  CHSC45507  Delphinium nuttallianum Lowell Ahart 1977-6-20 1432 Plumas About 1/2 mile north-east of Feather Fork Mine, about 6 miles north of La Porte. 1706 Comment
  UC1125979  Delphinium nuttallianum G. T. Nordstrom 1934-7-18 236 Plumas 6 mi w Gold Lake; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC570173  Delphinium nuttallianum E. Sawyer 1935-5-23 47 Plumas 3.5 mi e Hawks; Sierraville Quadrangle 1615 Comment
  RSA95441  Delphinium patens J. T. Howell 1951-6-27 27579 Plumas McRae Meadow. 1982 Comment
  CAS-BOT-BC121742  Delphinium patens subsp. patens John Thomas Howell 1951-6-27 27579 Plumas McRae Meadow 1981 Comment
  CAS-BOT-BC122000  Delphinium variegatum Gladys L. Smith 1976-6-7 4598 Plumas Secondary road between Rte 70 and La Porte. 1950 Comment
  SEINET10448602  Dentaria pachystigma Mary Susan Taylor 1982-5-13 Taylor 4441 Plumas T24N R8E sw/nw sec 13. Bucks Lake NE quad. Ca. 500 yds s of Spanish Creek- Bucks Lake Rd at its jct with 24N29, ca. 0.5 mi w of Meadow Valley. Serpentine slope, 3800 ft. 1158 Comment
  RSA60115  Deschampsia cespitosa E. K. Balls 1950-9-2 15640 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  UCD61152  Deschampsia cespitosa A. A. Beetle 1941-6-28 2771 Plumas West side of Lake Almanor. Comment
  CAS-BOT-BC192433  Deschampsia cespitosa subsp. cespitosa John Thomas Howell 1960-7-18 35515 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC198164  Deschampsia danthonioides K. Groneck 1976-7-1 101 Plumas Sierra Valley Marsh - Sierra Nevada 1524 Comment
  RSA88584  Deschampsia danthonioides L. S. Rose 1954-5-30 54064 Plumas Johnsville 1601 Comment
  UCD61399  Deschampsia danthonioides G. L. Stebbins Jr. 1939-7-6 2896 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CDA13965  Deschampsia elongata G. F. Hrusa 1996-8-2 13427 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Sunny site, on moist to wet springline trib. of Squirrel Creek. Perennial, bunching. Uncommon here. Comment
  CHSC65879  Deschampsia elongata L. P. Janeway 1995-10-25 4952 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, southeast side of Grass Lake. 1920 Comment
  CHSC80907  Deschampsia elongata Lowell Ahart 2001-7-19 8952 Plumas On a sand bar, on the east side of Hopkins Creek, about 100 yards northwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CAS-BOT-BC201883  Deschampsia elongata George W. Gillett 1957-7-17 801 Plumas Near east inlet to Willow Lake 1661 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
  CHSC96994  Descurainia pinnata subsp. intermedia L. P. Janeway; B. Castro 2007-6-7 9033 Plumas Northern High Sierra Nevada. Upper end of lower Thompson Valley 1.9 km north of Red Clover Creek. 1672 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
  CAS-BOT-BC242667  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7157 b Plumas Lassen National Park, 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
  RSA508625  Dichelostemma capitatum subsp. capitatum Mrs. R. M. Austin s.n. Plumas [no locality information provided] Comment
  UC333374  Dichelostemma multiflorum unknown Jun 1889 Plumas Mohawk Valley Comment
  OBI16988  Dieteria canescens var. shastensis Carl B. Wolf 1937-9-5 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line Comment
  CAS-BOT-BC150484  Diplacus grandiflorus Henry A. Kloppenburg 1928-5-19 432 Plumas Plumas National Forest, Belden 701 Comment
  CAS-BOT-BC151813  Diplacus mephiticus Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas About 6 miles west of Johnsonville, on road from Mohawk Comment
  CHSC117562  Diplacus mephiticus Lowell Ahart 2016-7-9 21090 Plumas Top and on the east side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  UC336520  Disporum hookeri unknown Plumas Indian Valley Comment
  CHSC21290  Dodecatheon alpinum F. T. Griggs; A. Pass 1975-7-17 206 Plumas Buck;s Lake Forest Survey. Comment
  UCR178428  Dodecatheon hendersonii E. W. Jameson 1949-4-26 s.n. Plumas Northern Sierra Nevada Mtns., experiment station in Quincy Comment
  JEPS14447  Downingia bacigalupii R. H. Platt 1891-1 Plumas Big Meadow Sierras Comment
  JEPS34438  Downingia bacigalupii Rimo Bacigalupi, and Tsan Iang Chuang 1963-8-2 8914 Plumas 1.8 mi nw Almanor community (along Calif Highway 89); Lassen National Forest 1389 Comment
  RSA181924  Downingia bicornuta John Weiler, Lincoln Constance, E. Moleseed 1960-6-12 60153 Plumas Beside State Hwy 89, 2.5 miles NW of Lake Almanor Public Camp. Comment
  JEPS108499  Downingia bicornuta var. bicornuta Lisa Schultheis 1996-6-30 315 -96 Plumas Nea the W shore of Lake Almanor. SW corner of Rt. 89 and Prattville Butte Reservoir Road. Comment
  UC711958  Downingia bicornuta var. bicornuta Roxana S. Ferris and Laura Lorraine 1941-8-9 10434 Plumas about 2.5 mi from Lake Almanor Public Camp (State Highway 89, on road to Chester) Comment
  JEPS3194  Draperia systyla Mrs. Emanuel Fritz 1933-6-28 Plumas Below Schneider Falls, near Meadow Valley 1219 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
  UC1124248  Draperia systyla F. W. Embree 1934-6-6 72 Plumas South slope of Bucks Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  UC335430  Draperia systyla unknown 1889-1 Plumas Tefft's ranch Comment
  CDA14691  Draperia systyla G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3168 Plumas Dark Ravine Creek, 2.7 miles south of Dixie Canyon-Round Valley Road. 1524 Comment
  CHSC50406  Drosera anglica Vernon Oswald 1990-6-22 4311 Plumas Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. ... Field redacted by CHSC, contact the data manager for more information 1767 Comment
  SBBG30504  Drosera rotundifolia D. Myrick 1968-6-18 1943 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  UCD119084  Drosera rotundifolia Barry Rice 21Jul 2011 BR 110712 Plumas location unknown. 1590 Comment
  UC1259771  Drosera rotundifolia Lowell Ahart 1979-8-16 Plumas in bog 100 m e rd. across Ohio Ravine (2 1/4 mi s of Grizzly Mtn.) 1700 Comment
  CAS-BOT-BC534972  Drymocallis glandulosa var. reflexa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54156 Plumas Sierra Nevada, 3.25 miles W of Round Valley Reservoir dam 1633 Comment
  CHSC88819  Dulichium arundinaceum L. Hanson 2001-9-12 466 Plumas Plumas National Forest. Fowler Lake. 1676 Comment
  RSA246598  Dulichium arundinaceum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42313 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  CAS-BOT-BC113792  Dulichium arundinaceum G. Schoolcraft 1997-8-5 2640 Plumas Small Lake E of Hay Meadow. 1908 Comment
  SEINET7583310 Image available Dulichium arundinaceum Robert F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42313 Plumas Plumas National Forest, Snake Lake c 4 miles NW of Quincy. 1219 Comment
  JEPS122314  Dysphania pumilio Lowell Ahart 2014-8-31 19826 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
  CHSC34783  Echinochloa crus-galli L. Ahart 1981-9-6 3097 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CAS-BOT-BC197241  Echinochloa muricata John Thomas Howell 1959-9-24 34925 Plumas Junction of Indian and Spanish creeks 914 Comment
  SEINET5318845  Elatine rubella W. Harnach, N. Harnach 2000-8-2 970 Plumas Sierra Valley, 1.5 miles south of Hwy 70 on A-23, .25 miles east of A-23, south of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC113710  Eleocharis acicularis John Thomas Howell; Walter Knight; Irja Knight 1967-6-12 2000 Plumas Near spring, Butterfly Botanical Area. 1127 Comment
  JEPS103527  Eleocharis acicularis Lowell Ahart 2002-7-2 9833 Plumas On the N side of Forest Road 22N94, ca 50 yards W of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1583 Comment
  SJSU14025  Eleocharis acicularis N. A. Hopkins 1988-8-29 1474 Plumas Antelope Lake Reservoir 1524 Comment
  JEPS113679  Eleocharis acicularis var. acicularis Lowell Ahart, Josephine Guardino 2007-7-20 14325 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS115929  Eleocharis acicularis var. bella Lowell Ahart, John Dittes 2009-7-27 16189 Plumas On dry bare soil, about 20 yards north of the poor dirt road, on the bottom of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CAS-BOT-BC113493  Eleocharis bella Lowell Ahart 1981-9-6 3118 Plumas 1.5 mi SW of Crescent Mills. 1200 Comment
  CHSC40659  Eleocharis bella Lowell Ahart 1985-9-26 5186 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
  CHSC68424  Eleocharis bella L. P. Janeway 1996-7-17 5050 Plumas Southwest side of Dotta Canyon near Dotta Neck, adjacent to Road 24N32. 1709 Comment
  CHSC90303  Eleocharis bella L. P. Janeway 1994-8-24 4745 Plumas Northern High Sierra Nevada. Along small creeklet about 500 ft south of Meadow Valley Creek between Little Schneider Creek and Rock Creek. 1127 Comment
  CAS-BOT-BC113459  Eleocharis bella Clarence Roy Quick 1945-7-25 45 -70 Plumas Bud Creek on rd toward Humbug Valley. Comment
  CAS-BOT-BC113510  Eleocharis bella John Thomas Howell 1926-7-24 2112 Plumas Lake Almanor, near Prattville 1371 Comment
  CAS-BOT-BC113385  Eleocharis engelmannii Thomas H. Kearney 1944-8-14 18 Plumas Near Prattville, Lake Almanor Comment
  OBI22609  Eleocharis engelmannii var. detonsa Lewis S. Rose 1966-7-27 66069 Plumas Butterfly Valley. 3 mi W of Keddie 1067 Comment
  CAS-BOT-BC113386  Eleocharis engelmannii var. detonsa Clarence Roy Quick 1952-9-5 52 -304 Plumas Wet place NW of Almanor Comment
  CHSC78738  Eleocharis macrostachya Jim Battagin 2000-7-5 Plumas Wolf Creek above Greenville Campground. 1112 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-BC112042  Eleocharis torticulmis Walter Knight; Irja Knight 1966-6-18 1339 Plumas Butterfly Valley 1097 Comment
  SEINET10501559  Elodea canadensis Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4977 Plumas T22N R11E nw/se sec 26. Sierra City NW quad. Plumas-Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 5620 ft. 1713 Comment
  SEINET10869664  Elodea nuttallii Mary Susan Taylor 1981-9-3 Taylor 4264 Plumas California: T26N R9E nw1/4 of sw1/4 sec 15. Greenville SW quad. N tip of Round Valley Reservoir by road 204, ca. 3 air mi S of Greenville. Plumas County. 4500 ft. 1372 Comment
  CHSC21817  Elymus F. T. Griggs; A. Pass 1975-7-12 177 Plumas Bucks Lake. Comment
  CAS-BOT-BC197353  Elymus W. W. Wagner 1919-6-7 277 Plumas Sockum Creek, Vicinity of Quincy 1310 Comment
  CHSC36340  Elymus caput-medusae M. S. Taylor 1982-6-28 4774 Plumas Ramelli Ranch, between Calpine Rd (109) and cow pasture, in drainages, ca. 1 mi w of Beckwourth. 1487 Comment
  UCD61648  Elymus elymoides subsp. brevifolius John Thomas Howell 1955-7-19 30780 -A Plumas Beckwourth. 1493 Comment
  RSA2501309  Elymus glaucus J. T. Howell 1960-7-18 35598 Plumas Lassen Volcanic National Park; Meadow near bath house, Drakesbad 1677 Comment
  UC1024640  Elymus glaucus Leo Whitney 1934-8-10 2219 Plumas ca 9 mi nw Portola (nw end of valley); Plumas National Forest, Big Grizzley Valley, Freeman Creek 1828 Comment
  UC943025  Elymus glaucus Lewis S. Rose 1951-6-28 51024 Plumas Johnsville 1600 Comment
  SEINET10963332  Elymus repens John Thomas Howell 1959-9-25 Howell 35036 Plumas Quincy. 1036 Comment
  CAS-BOT-BC204404  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1967-6-23 42727 Plumas East Branch Feather River, 3.5 miles east of Rich Bar 762 Comment
  CAS-BOT-BC204407  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1961-6-21 36695 Plumas Greenville 1097 Comment
  CDA13386  Elymus trachycaulus subsp. trachycaulus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13235 Plumas Sierra Nevada; Single colony on dry, +- shaded, sandy slopes above headwaters of Bull Run Creek off USFS 23N12E. Perennial, rhizomatous. Forest dominated by Pinus jeffreyi, Abies concolor. 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
  JEPS113666  Elytrigia elongata Lowell Ahart, Josephine Guardino 2007-7-20 14312 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
  RSA144905  Epilobium angustifolium subsp. circumvagum J. W. MacSwain 1959-8-13 59 -152 Plumas 3.5 miles east of Bucks Lake Lodge Comment
  SBBG119866  Epilobium brachycarpum L. Ahart, J. Dittes 2003-8-8 10481 Plumas W side of Beckwourth Calpine Rd, ca. 0.5 air mi SW of Beckwourth, Sierra Valley 1478 Comment
  CAS-BOT-BC171704  Epilobium canum subsp. latifolium Lowell Ahart 1979-8-4 s.n. Plumas Red Fir Foerst ca. 1 mi. w of Pilot Pk. 1800 Comment
  CAS-BOT-BC171707  Epilobium canum subsp. latifolium Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC5259  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Near Willoughby Mine, Gold Lake Region. Comment
  CDA42423  Epilobium canum subsp. latifolium D. G. Kelch 2012-9-19 12 .375 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  CHSC4682  Epilobium canum subsp. latifolium R. Carter 1966-7-10 475 Plumas Found 2 mi. N of Bucks summit along W side of Oroville-Quincy Rd., on cliff above road. 1615 Comment
  UC1012958  Epilobium canum subsp. latifolium A. R. Kruckeberg 1951-9-2 2898 Plumas below summit of Lakes Basin Road (in wash) Comment
  CHSC43403  Epilobium ciliatum subsp. ciliatum Lowell Ahart 1977-7-26 1495 Plumas Along the dirt road to Bunker Hill Creek, east of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  POM271498A  Epilobium ciliatum subsp. ciliatum Lyman Benson 1932-7-29 3984 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  SD130489  Epilobium ciliatum subsp. ciliatum John Thomas Howell 1976-7-16 51887 Plumas Hydraulic mining gravels on flood plain of Spanish Creek at mouth of Wapaunsie Creek. 1096 Comment
  CHSC94780  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2006-10-8 13396 Plumas On the west bank of Chips Creek, just 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
  HSC96982  Epilobium ciliatum subsp. glandulosum L. Ahart 2006-10-8 13396 Plumas W side of Chips Creek, just S of the bridge on Hwy. 70, about 1 1/4 mi. SW of Belden 715 Comment
  JEPS107628  Epilobium ciliatum subsp. glandulosum Lowell Ahart, Josephine Guardino 2005-8-9 12286 Plumas On the bottom of Fant Creek, about 100 yards southeast of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  JEPS87890  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1994-7-28 7535 Plumas ne of Frenchman Hill (sw of Bucks Lake) 1706 Comment
  RSA515526  Epilobium foliosum J. T. Howell, H. Keith Wagnon 1980-5-28 53698 Plumas Sierra Nevada: Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River. 854 Comment
  CHSC76058  Epilobium glaberrimum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-26 3343 Plumas 0.75 mile east of Bucks summit on Bucks Lake Road. 1600 Comment
  CDA13563  Epilobium glaberrimum subsp. fastigiatum G. F. Hrusa, T. D. Wilfred 1996-7-22 13391 Plumas Sierra Nevada; Plumas Natl. Forest. Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC102084  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart; John Dittes 2009-7-13 16048 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC81134  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2001-8-29 9258 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA715663  Epilobium glaberrimum subsp. glaberrimum L. Ahart, Josephine Guardino 2005-8-9 12292 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1598 Comment
  UC1075674  Epilobium hallianum Robert J. Weatherby 1955-7-2 1583 Plumas Wilcox Valley 1767 Comment
  RSA77993  Epilobium minutum Verne Grant, Alva Grant 1948-6-13 8583 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  SEINET8726258 Image available Epilobium paniculatum H. S. Reed 1941-1 s.n. Plumas Forest Lodge 1097 Comment
  JEPS64366  Epipactis gigantea W. L. Jepson 1918-8-16 8025 Plumas Clover Creek Canyon 1615 Comment
  SEINET6032073  Equisetum arvense E. K. Balls 1950-8-31 15532 Plumas Highway 24, 1 mile north of Spanish Creek just north of Quincy. 1097 Comment
  JEPS116123  Equisetum laevigatum Lowell Ahart, John Dittes 2009-7-27 16182 Plumas On dry soil, about 20 yards north of the poor dirt road, on the north side of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CAS-BOT-BC57394  Equisetum laevigatum David D. Keck 1932-7-3 1674 Plumas Quincy, in the Northern Sierra Nevada, at bridge over Spanish Creek 1066 Comment
  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
  RSA595069  Eremogone cliftonii Clare B. Hardham 1978-4-17 21583 Plumas Between Indian Joe and Caribou. Feather River Canyon. 610 Comment
  SEINET10765289  Eremogone cliftonii John Thomas Howell 1967-6-23 Howell 42741 Plumas Near Rogers Flat bridge, North Fork Feather River. In gravel of disintegrating granite. 610 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
  SEINET5336743  Eremogone congesta var. suffrutescens A. A. Heller, P. B. Kennedy 1907-7-16 8869 Plumas Grade between Genessee Valley and Summit Comment
  CAS-BOT-BC286648  Ericameria bloomeri L. P. Janeway 1990-8-29 3838 Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CAS-BOT-BC286663  Ericameria bloomeri Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CHSC59686  Ericameria bloomeri L. P. Janeway 1992-8-10 4287 Plumas Plumas National Forest. Northeast side of Dotta Canyon ca 1 mi northwest of Dotta Neck. 1712 Comment
  CHSC65484  Ericameria bloomeri L. P. Janeway 1995-9-19 4935 Plumas Along sides of dirt road on upper flank of southern tip of Crocker Mountain. 2194 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
  CHSC98894  Ericameria nauseosa var. oreophila L. P. Janeway 2007-8-13 9187 Plumas Northern High Sierra Nevada. Above Road 24N31 about 0.8 air km east of Little Schneider Creek. 1402 Comment
  JEPS75253  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-24 34962 Plumas near Blairsden; Sierra Nevada 1341 Comment
  JEPS75257  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-25 35021 Plumas summit of Beckwourth Pass Sierra Nevada, Beckwourth Pass 1588 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
  UC1119859  Ericameria nauseosa var. speciosa C. G. Albertus 1935-8-7 254 Plumas 3 1/4 mi se of English Bar; Downieville Quad. 1554 Comment
  SD50708  Ericameria parryi var. latior Darley F. Howe 1959-8-3 2782 Plumas 42 miles north of Quincy on Highway 89. 1370 Comment
  JEPS75281  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34967 Plumas near Beckwourth; Sierra Valley 1478 Comment
  CDA17290  Erigeron austiniae G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16318 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
  CAS-BOT-BC294961  Erigeron compositus Clare B. Hardham 1970-8-9 17716 TT Plumas Road to Thompson Peak Lookout 2133 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
  CAS-BOT-BC296013  Erigeron divergens H. M. Hall; E. B. Babcock 1903-7-1 4446 Plumas Red Clvoer Creek, Sierra Nevada Mountains 1097 Comment
  RSA151630  Erigeron divergens R. C. Bacigalupi, J. Robert Sweeney, G. Bacigalupi Jr. 1953-8-31 4348 Plumas Road from Greenville to Indian Agency, Indian Valley, about 2 miles east of Greenville. 1006 Comment
  UCD131864  Erigeron divergens June McCaskill 1954-5-31 324 Plumas ca. 100 yards west of roadside, State Highway 89, ca. 2.6 miles north of Greenville. Comment
  CAS-BOT-BC300401  Erigeron eatonii var. plantagineus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54347 Plumas 4.8 miles northwest of Antelope Reservoir 1661 Comment
  OBI50214  Erigeron eatonii var. plantagineus Barbara Ertter, Gary Schoolcraft 1989-7-3 8676 Plumas W side of ridge between Diamond Mt and Red rocks, ca 8 airmiles S of Susanville; stem slope near snowbank above meadow, T28N R11E sec 11 NE1/4 2225 Comment
  RSA0091208  Erigeron eatonii var. plantagineus Bonnie C. Templeton 1968-1 11278 Plumas [No location data on label. Possibly Trinity County.] Comment
  SEINET8667239 Image available Erigeron eatonii var. plantagineus J. T. Howell 1962-6-18 s.n. Plumas Sierra Valley near Beckwourth 1487 Comment
  UC1538512  Erigeron eatonii var. plantagineus John L. Strother 1987-6-28 1359 Plumas ca 6 mi n Beckwourth (along road to Genes, n of Sierra Valley) 1750 Comment
  CAS-BOT-BC300423  Erigeron eatonii var. sonnei M. S. Taylor 1982-7-8 4801 Plumas On Ramelli Ranch, s side of Feather River, ca. 1 mi sw of Beckwourth 1487 Comment
  RSA712640  Erigeron filifolius var. filifolius L. P. Janeway 2005-7-30 8505 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains along Road 24N44 0.2 km east of Snow Lake; 4.7 km south-southwest of Adams Peak. West-facing slope of soft decomposed granite soil with scattered rounded granite boulders 1884 Comment
  CHSC52512  Erigeron inornatus var. inornatus L. P. Janeway 1990-7-6 3781 Plumas Plumas National Forest. Hwy 70 in the canyon of North Fork Feather River at Chambers Creek. 624 Comment
  CHSC92171  Erigeron inornatus var. inornatus Lowell Ahart; John Dittes 2005-9-20 12456 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  JEPS107632  Erigeron inornatus var. inornatus Lowell Ahart, Josephine Guardino 2005-8-9 12287 Plumas North of Fant Creek, about 50 yards north of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  JEPS41434  Erigeron inornatus var. inornatus J. G. Lemmon 1046 Plumas near Greenville Comment
  RSA540087  Erigeron lassenianus Walter Knight, Irja Knight, John Thomas Howell, Gordon H. True 1969-7-24 2454 Plumas Butterfly Creek Canyon. Butterfly Botanical Area and vicinity 991 Comment
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  UC1730267  Erigeron lassenianus var. deficiens L. P. Janeway and B. Castro 1995-8-23 4898 Plumas about 1 mi NW of Little Grass Valley Reservoir (junction of Lumpkin Ridge Road and the 94 road; on the divide between Fall River and Black Rock Creek) 1735 Comment
  JEPS55231  Erigeron lassenianus var. lassenianus Lewis S. Rose 1967-7-11 67160 Plumas 9.5 mi ne Quincy Junction 1249 Comment
  CHSC110374  Erigeron petrophilus var. sierrensis Lowell Ahart 2012-9-5 18442 Plumas On the east side of the South Fork of the Feather River, about 400 yards northeast of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8-1/2 miles (air) northeast of La Porte. 1940 Comment
  CHSC98711  Erigeron petrophilus var. sierrensis L. P. Janeway 2007-8-13 9185 Plumas Northern High Sierra Nevada. Above Road 24N24X just west of Little Schneider Creek. 1244 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
  LA212260  Erigeron philadelphicus Jim R. Shevock; 1972-5-19 1789 Plumas Hwy. 89 near Indian Falls dump area. 609 Comment
  RSA302619  Erigeron philadelphicus J. R. Shevock 1972-5-19 1789 Plumas Hwy 89, near Indian Falls. Comment
  UCD132042  Erigeron philadelphicus var. philadelphicus Robbins; Raynor 1943-6-1 s.n. Plumas Belden. Comment
  CHSC81100  Erigeron pumilus var. intermedius Lowell Ahart 2001-8-29 9234 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SEINET8687552 Image available Erigeron pumilus var. intermedius W. Harnach, N. Harnach 1990-6-13 368 Plumas Sierra Valley. W of Beckwourth, Ramelli Ranch (USFS) 1487 Comment
  CAS-BOT-BC216231  Eriodictyon californicum Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  SEINET8655790  Eriogonum baileyi var. praebens W. Harnach 2015-8-6 1437 Plumas 4.85 miles west of Vinton on Hwy 70. 1494 Comment
  UCD169254  Eriogonum elatum S. L. Welsh; N. D. Atwood 2001-6-13 28136 Plumas W end of Dixie Valley, N of Beckwourth. 1711 Comment
  SEINET259922  Eriogonum elatum M. S. Taylor 1981-7-13 4004 Plumas Portola quad; Ramelli Ranch E side S of Feather River ca. 2 mi ESE of Beckwourth. 1463 Comment
  CHSC41114  Eriogonum elatum var. villosum J. D. Jokerst 1984-7-10 2090 Plumas Canyon of Indian Creek between creek and Indian Cr. Road, east of Rattlesnake Ravine. 1249 Comment
  CAS-BOT-BC259353  Eriogonum lobbii M. S. Taylor 1982-8-5 4930 Plumas Mt Hough summit, on cliff edge, ca. 7 mi nne of Quincy 2194 Comment
  CHSC107474  Eriogonum lobbii L. P. Janeway; Peter Zika 2011-8-6 10630 Plumas Northern High Sierra Nevada. Plumas National Forest; on top of the serpentine ridge on southest side of Quincy-La Porte Road, 1.4 air km northwest of Pilot Peak. 2015 Comment
  CHSC63465  Eriogonum lobbii Lowell Ahart 1994-7-22 7489 Plumas Open steep areas, south of the Pacific Crest Trail, west of the large twin rocks on the north-east side of Mount Etna. (label said Sierra County also). 1981 Comment
  CAS-BOT-BC267326  Eriogonum luteolum var. pedunculatum A. A. Heller; P. B. Kennedy 1907-7-15 8851 Plumas Near mouth of Little Grizzly Crek below Genessee Comment
  POM180956  Eriogonum marifolium A. A. Heller, P. B. Kennedy 1907-7-3 8707 Plumas Hills above Red Clover Valley 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-BC263305  Eriogonum marifolium var. marifolium F. Ehrendorfer 1959-1-1 s.n. Plumas Chester 1524 Comment
  CHSC39991  Eriogonum microthecum var. laxiflorum M. S. Taylor 1982-9-1 5084 Plumas Red Rock Lookout, ca. 15 mi ne of Taylorsville. In rock outcrops. 2321 Comment
  CHSC80858  Eriogonum nudum var. deductum Lowell Ahart; Vernon H. Oswald 2001-7-11 8893 Plumas Along the northeast trail from the dirt road to Homer Lake, about 5 1/2 miles (air) north of Greenville, about 5 1/2 miles (air) east of Lake Almanor. 2042 Comment
  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
  CHSC82554  Eriogonum nudum var. nudum Lowell Ahart 2002-7-18 9858 Plumas Basalt ridge, about 1/8 mile north of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1743 Comment
  RSA766359  Eriogonum nudum var. nudum Joseph A. Ewan 1934-7-6 8179 Plumas Penman Peak, above Mohawk Valley. 1372 Comment
  SEINET10479793  Eriogonum nudum var. nudum Mary Susan Taylor 1981-7-27 Taylor 4125 A Plumas T25N R12E SE 1/4 & c 10. Babcock Peak. In granite gravel embankment, N side of Beckworth Genesse Rd, ca. 7 air mi E of Genesse. 5400 ft. 1646 Comment
  CAS-BOT-BC269721  Eriogonum nudum var. oblongifolium A. A. Heller 1938-6-14 15156 Plumas Near Gray's Flat, Feather River Canyon 868 Comment
  CHSC37702  Eriogonum nudum var. oblongifolium M. S. Taylor 1982-8-30 5075 Plumas Along 27N11, ca. 1 mi ne of Taylor Lake, ca. 7 air mi ne of Taylorsville. 1920 Comment
  SEINET10479532  Eriogonum nudum var. oblongifolium Mary Susan Taylor 1982-7-21 Taylor 4888 Plumas T24N R10E e/se sec 7. Quincy quad. American Valley, on ne side of hills s of Greenhorn Creek, ca. 1.5 mi ne of Quincy. 3500 ft. 1069 Comment
  SEINET3814149 Image available Eriogonum spergulinum Lewis S. Rose 1932-9-7 32646 Plumas Bear Lakes. 1981 Comment
  UC1776757  Eriogonum spergulinum var. reddingianum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13242 Plumas Bull Run Creek off USFS 23N12E. 2100 Comment
  POM147046  Eriogonum spergulinum var. reddingianum Alice Eastwood 1927-06 14888 Plumas On road from Chilcott, United States Forest Reserve Comment
  CAS-BOT-BC262750  Eriogonum strictum var. anserinum Alice Eastwood 1927-6-27 14877 Plumas United States Forest Reserve, Chilcott [Chilcoot], S.E. Plumas Co. 1524 Comment
  CHSC108054  Eriogonum umbellatum var. furcosum L. P. Janeway 2011-8-23 10672 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 22N27 2.3 road km northeast of Road 22N94; 0.9 air km northwest of the tip of the Black Rock Creek arm of Little Grass Valley Reservoir. 1695 Comment
  JEPS118578  Eriogonum umbellatum var. furcosum L. P. Janeway 2009-8-13 9922 Plumas Northern High Sierra Nevada. Plumas National Forest; 1.3 km south of the top of Mt Ararat along its extended broad ridgeline. Haskins Valley 7.5' quad. Comment
  CHSC104739  Eriogonum umbellatum var. modocense L. P. Janeway 2009-8-13 9925 Plumas Northern High Sierra Nevada. Plumas National Forest; eastern end of Red Mountain, 430 m south-southeast of the Buckhorn survey monument. 1909 Comment
  CAS-BOT-BC265160  Eriogonum umbellatum var. nevadense Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC39996  Eriogonum umbellatum var. nevadense M. S. Taylor; H. Swanson 1982-8-11 4963 Plumas Along Pacific Crest trail, ca. 1 mi nw of A-Tree, ca. 5 mi sw of Johnsville. 2133 Comment
  UC912730  Eriogonum umbellatum var. nevadense Mrs. E. C. Sutliffe Aug. 1917 Plumas near Blairsden Comment
  UCD101378  Eriogonum umbellatum var. nevadense John Thomas Howell; Gordon H. True 1973-7-31 50112 Plumas summit ridge of Thompson Peak, in areas of volcniac rock, Diamond Range. 2194 Comment
  CHSC82120  Eriogonum umbellatum var. polyanthum L. P. Janeway 2001-8-5 7424 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  JEPS56183  Eriogonum umbellatum var. polyanthum W. L. Jepson 1918-8-16 8020 Plumas Genesee Valley 1097 Comment
  RSA79256  Eriogonum umbellatum var. polyanthum E. K. Balls, Percy C. Everett 1952-10-9 18129 Plumas Just n.w. of Spring Garden, Hwy 89, between Portola and Quincy. 1220 Comment
  UCD101488  Eriogonum umbellatum var. polyanthum John Thomas Howell 1961-9-23 36863 Plumas Indian Valley. 1082 Comment
  SEINET10937584  Eriogonum umbellatum var. polyanthum Mary Susan Taylor 1982-8-4 Taylor 4912 Plumas T25N R10E sw sec 23. Greenville SE quad. Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy. Dry gravelly soil in Mixed Evergreen Forest. Comment
  SEINET10970706  Eriogonum umbellatum var. speciosum Mary Susan Taylor 1981-8-20 Taylor 4230 Plumas California: T27N R9E sw1/4 of se1/4 sec 6. Almanor NE quad. Open serpen- tine barrens, at jct of roads 26N18, 26N92 and 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Green- ville. Plumas County. 5300 ft. 1615 Comment
  CAS-BOT-BC262239  Eriogonum ursinum Anna Head 1921-7-9 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC262241  Eriogonum ursinum Alice Rosenberg 1917-7-1 s.n. Plumas Feather River Comment
  UC485764  Eriogonum ursinum H. E. and S. T. Parks June, 1928 229 Plumas Drakesbad Lassen National Park, Drakesbad Comment
  UC635517  Eriogonum ursinum Ethel Wicks July 1925 2893 Plumas Mt. Elwell Comment
  CAS-BOT-BC262272  Eriogonum ursinum M. S. Taylor 1982-8-4 4914 Plumas Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy Comment
  SEINET10479582  Eriogonum ursinum Mary Susan Taylor 1982-7-21 Taylor 4898 Plumas T23N R10E sw/nw sec 14. Onion Valley quad. Summit of Little Volcano, ca. 5 mi se of Quincy. 5801 ft. Dry rocky outcrop. 1768 Comment
  SEINET5332054  Eriogonum ursinum A. A. Heller, P. B. Kennedy 1907-7-13 8833 Plumas Between Taylorville and Little Grizzly Creek. Comment
  JEPS127324  Eriogonum ursinum var. ursinum Lowell Ahart 2016-6-29 21081 -A 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-BC264116  Eriogonum vimineum Lewis S. Rose 1934-7-23 34424 Plumas Beckwith 1508 Comment
  UCD101523  Eriogonum vimineum John Thomas Howell 1955-7-19 30807 Plumas Vinton. 1508 Comment
  UCD101527  Eriogonum vimineum John Thomas Howell; Gordon True, Walter Knight, Irja Knight 1967-7-10 2184 Plumas Butterfly Botanical Area and Vicinity; mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC264133  Eriogonum vimineum John Thomas Howell 1959-9-21 34793 Plumas 3 miles above (NE?) Rich Bar, Sierra Nevada Comment
  CHSC54499  Eriophorum gracile Vernon H. Oswald; Lowell Ahart 1991-7-30 4794 Plumas Big Springs on the west side of Humbug Valley, ca. 7 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. Within the fenced enclosure at the springs. 1310 Comment
  CAS-BOT-BC300954  Eriophyllum lanatum Clare B. Hardham 1978-8-11 21807 Plumas About 7 mi. se. of Antelope Reservoir Comment
  JEPS59949  Eriophyllum lanatum var. croceum Lewis S. Rose 1969-6-24 69050 Plumas 3 mi w Keddie; Butterfly Valley 1158 Comment
  RSA79042  Eriophyllum lanatum var. grandiflorum E. K. Balls, Percy C. Everett 1952-10-14 18211 Plumas 3.6 miles south of jct. of Highways 89 and 24 along Feather River Highway 762 Comment
  UC171416  Eriophyllum lanatum var. grandiflorum A. A. Heller 1913-6-13 10855 Plumas near Quincy 1066 Comment
  UC298459  Eriophyllum lanatum var. grandiflorum A. A. Heller 1913-6-13 10855 Plumas near Quincy 1066 Comment
  UC580658  Eriophyllum lanatum var. grandiflorum G. T. Nordstrom 1934-7-2 171 Plumas 1 mi se Mt. Ararat; Bidwell Bar Quadrangle Comment
  CAS-BOT-BC308259  Eriophyllum lanatum var. integrifolium A. A. Heller; P. B. Kennedy 1907-7-2 8687 Plumas Between Vinton and Beckwith Comment
  SEINET8687369 Image available Eriophyllum lanatum var. integrifolium W. Harnach, N. Harnach 1990-6-13 365 Plumas Sierra Valley, W of Beckwourth, Ramelli Ranch 1487 Comment
  JEPS115793  Erodium cicutarium Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15883 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line 1374 Comment
  CHSC37000  Eryngium alismifolium M. S. Taylor 1982-8-27 5058 Plumas Ramelli Ranch, in vernal pools on s side of RR tracks, ca. 1 mi sw of Beckwourth. 1487 Comment
  UC1552739  Erysimum capitatum Frederica Bowcutt 1985-6-6 561 Plumas about 1/8 mi n Beckwourth Genesee Road (about 15 air mi ne of Quincy, 1 mi of Drum Bridge); Plumas National Forest 1676 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
  CHSC41416  Erysimum capitatum var. capitatum Lowell Ahart 1986-7-8 5349 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CAS-BOT-BC55105  Erysimum perenne Rimo Bacigalupi 1927-7-8 1662 Plumas Western edge of Long Lake. Comment
  CHSC79710  Erysimum perenne G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-15 13207 Plumas Northern California; Sierra Nevada Flora - Plumas National Forest. 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. [Original lat./long. on label is '39 54 N; 120 45 W']. 1615 Comment
  CHSC20742  Erythranthe breweri K. R. Stern 1975-7-29 5881 Plumas Nw shore of Lake Almanor. Comment
  CHSC43506  Erythranthe breweri Lowell Ahart 1979-7-18 1995 Plumas Near Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  CHSC62787  Erythranthe guttata B. Castro; R. A. Schlising 1987-7-21 158 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring on unnamed E-trending tributary to Mohawk Ck. 1600 Comment
  CHSC100855  Erythranthe lewisii B. Castro; L. P. Janeway 2005-9-11 1524 Plumas Ca 5 air mi N of Bucks Lake and 3.5 mi S of Highway 70 and the Feather River Cyn, ca 1 mi SW of Three Lakes. On bend in Pipeline Rd just W of Grouse Hollow, on N-facing rocky drainage. Ca 30 feet up drainage from road edge. 1664 Comment
  CAS-BOT-BC502826  Erythronium multiscapideum John Thomas Howell; Gordon H. True 1967-5-9 42231 Plumas Sierra Nevada, southeast side of North Fork of Feather River at Pulga Bridge Comment
  CAS-BOT-BC505253  Erythronium purpurascens Alice Eastwood 1927-6-15 14534 Plumas United States forest reserve, on trail to Long Valley Comment
  JEPS41300  Erythronium purpurascens John W. Duffield 1937-4 Plumas vicinity Meadow Valley (U.C. Forestry Camp) 1158 Comment
  CAS-BOT-BC403355  Eschscholzia californica Alice Eastwood 1927-6-27 14870 Plumas United States Forest Reserve. Chilcott [Chilcoot] Comment
  CAS-BOT-BC403356  Eschscholzia californica A. A. Heller 1938-7-2 15239 Plumas 3 miles east of Quincy 1097 Comment
  CAS-BOT-BC310385  Eucephalus breweri Ella Dales Cantelow 1941-7-20 3594 Plumas 10 mi. s. of Quincy. Rd to La Porte 1981 Comment
  CAS-BOT-BC310386  Eucephalus breweri M. S. Taylor 1981-7-17 4032 Plumas Bear Lakes trail in Lakes Basin; ca. 1/2 mi s of jct of trail to Gold Lake Lodge, ca. 6 air mi s of Mohawk 1981 Comment
  CHSC71387  Euphorbia crenulata Vernon H. Oswald; Beth Corbin, Gary Schoolcraft 1998-7-11 9255 Plumas Humbug Rd. 0.1 mi south of the split in Humboldt-Humbug Rd. located ca. 0.75 mi south of Hwy. 89 at Lake Almanor. 1414 Comment
  CDA20081  Euphorbia myrsinites T. Gibson 2002-11-15 PDR 1089395 Plumas Sierra Nevada; Vicinity of Quincy. 0 Comment
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Jun 12 2017
  CAS-BOT-BC310534  Eurybia integrifolia Lewis S. Rose 1932-9-7 32644 Plumas Bear Lakes 1981 Comment
  CHSC65374  Eurybia integrifolia Lowell Ahart 1995-9-13 7620 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile northwest of Pilot Peak. 1828 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
  CAS-BOT-BC310592  Eurybia radulina Lowell Ahart 1980-9-17 2647 Plumas 1 mile west of Fowler Pk. 1800 Comment
  CAS-BOT-BC310599  Eurybia radulina J. T. Vale 1988-10-4 s.n. Plumas Bucks Ck. New Rd. 1524 Comment
  CHSC40984  Festuca idahoensis J. D. Jokerst 1984-7-10 2086 Plumas Canyon of Indian Creek between creek and Indian Cr Road at east end of Genesee Valley. 1234 Comment
  CHSC53177  Festuca idahoensis L. P. Janeway 1989-6-30 3446 Plumas Plumas National Forest. Along rd 24N45Y 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth. 1874 Comment
  UC573934  Festuca idahoensis E. Sawyer 1935-6-14 65 Plumas 5.75 mi n Sattley; Sierraville Quad. 1524 Comment
  OBI21884  Festuca microstachys Lewis S. Rose 1963-6-3 63083 Plumas Butterfly Valey, 2 mi SW of Keddie 1189 Comment
  CAS-BOT-BC278844  Festuca occidentalis Lowell Ahart 1977-7-26 1478 Plumas One-half mile below the Bunker Hill Mine 609 Comment
  CAS-BOT-BC278847  Festuca occidentalis John Thomas Howell 1961-6-21 36611 Plumas Greenville 1097 Comment
  CHSC102710  Festuca occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16154 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
  CHSC37293  Festuca occidentalis M. S. Taylor 1982-6-21 4703 Plumas S side of Eureka Ridge Rd, ca. 1 air mi w of White Cap ca. 4 air mi sw of Sloat. 1767 Comment
  CAS-BOT-BC279022  Festuca rubra John Thomas Howell; Gordon H. True 1969-6-23 45841 Plumas Quincy 1036 Comment
  CHSC63209  Festuca viridula Lowell Ahart 1994-7-7 7469 Plumas On the west side of the Pacific Crest Trail, about 1/4 mile (air) south-west of Pilot Peak. 2011 Comment
  CHSC65169  Floerkea proserpinacoides Lowell Ahart 1995-8-7 7607 Plumas In a small meadow, south of the Pacific Crest Trail, south of a poor dirt road, north-east of the weather station, about 1/2 mile (air) west of Pilot Peak. 1981 Comment
  CHSC87817  Floerkea proserpinacoides Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11055 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
  UCR160369  Floerkea proserpinacoides G. L. Webster 1992-5-17 7767 Plumas 2 mi SW of Grizzly Valley Dam 1738 Comment
  CHSC61612  Fragaria vesca Arthur C. Barrett 1913-6-23 10 Plumas Plumas National Forest. Lone Rock Valley. 1005 Comment
  UCD112555  Frangula californica Robbins; Raynor 1943-6-1 s.n. Plumas near Belden, Feather River Canyon. Comment
  UCSB26133  Frangula californica subsp. tomentella Belshaw, Charles 1940-5-20 Plumas Between Belden and Longville on tributary of Yellow Creek. Comment
  CAS-BOT-BC55671  Frangula purshiana A. A. Heller 1915-7-7 12070 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CHSC60138  Frangula purshiana L. P. Janeway; Garrett Gibson 1992-6-16 4239 Plumas Plumas National Forest. About 1 mi northwest of Beckwourth Peak and 2 mi southeast of Portola. North-facing slope in area of aspens over mountain chaparral understory. 1752 Comment
  RSA726870  Frangula purshiana L. P. Janeway 2007-8-12 9159 Plumas Northern High Sierra Nevada. Soapstone Hill, ridgetop along north side of Oroville-Quincy Hwy 0.4 mi east of Frog Rock. Comment
  HSC99900  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2004-9-12 12047 Plumas Along Caribou Road. 718 Comment
  JEPS114190  Frangula purshiana subsp. annonifolia L. P. Janeway, B. Castro 2007-8-18 9198 Plumas Northern High Sierra Nevada. Along Caribou Road and North Fork Feather River 4.5 road km north of Hwy 70. Comment
  CHSC33819  Frangula rubra M. S. Taylor; M. Foster 1981-6-2 3819 Plumas Dry open serpentine soils with outcrops, N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  CAS-BOT-BC55713  Frangula rubra subsp. obtusissima Miss. T. V. Raphael 1917-8-8 s.n. Plumas Mohawk Comment
  CAS-BOT-BC59578  Frangula rubra subsp. rubra John Thomas Howell; Gordon True 1969-6-23 45819 Plumas Sierra Nevada - Middle Fork of Feather River at Nelson Point 1249 Comment
  HSC101685  Frasera albicaulis Dillon North Davis 2013-6-11 22 Plumas 16.3 miles south on FS Road 25N17 from intersection with Highway 70. 1496 Comment
  SEINET178415  Frasera albicaulis subsp. nitida Marcus E. Jones 1897-7-2 Plumas Near Prattville at Mt. Meadow. 1676 Comment
  CDA18463  Fritillaria atropurpurea G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3204 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  CHSC60507  Fritillaria atropurpurea L. P. Janeway 1992-5-14 4180 Plumas North side of Dotta Neck in Dotta Canyon along road on northeast side of the canyon. Plumas National Forest Beckwourth Ranger District Dotta Compartment. 1709 Comment
  CAS-BOT-BC505274  Fritillaria atropurpurea John Thomas Howell 1959-9-23 34879 Plumas Canadian Zone Forest, Lassen Park boundary on Juniper lake Road 1981 Comment
  CAS-BOT-BC505277  Fritillaria atropurpurea Walter Knight; Irja Knight 1967-5-22 1820 Plumas Near pond reservoir 1097 Comment
  CAS-BOT-BC504448  Fritillaria recurva Ella Dales Cantelow 1939-5-20 2555 Plumas 1.6 mile off main highway near Rock Creek, 5 1/2 miles west of Quincy Comment
  SEINET8480187  Fritillaria recurva E. K. Balls 1950-8-30 15504 Plumas Trail to Bucks Creek from Tobin's Resort, North Fork Feather River. 610 Comment
  SD46741  Galium bifolium Robert J. Weatherby 1955-6-26 1546 Plumas Mud Lake, Lakes Basin Area 2194 Comment
  JEPS6709  Galium bolanderi W. L. Jepson 1927-6-22 12291 Plumas ridge n Hot Springs Valley; Lassen Peak 1828 Comment
  JEPS6515  Galium mexicanum var. asperulum R. H. Platt 1891-1 Plumas <illegible> Sierras Comment
  SBBG21775  Galium trifidum D. Myrick 1964-7-21 895 Plumas trail parking area, Drakesbad 1737 Comment
  CHSC35265  Galium trifidum var. pacificum M. S. Taylor 1981-7-13 4001 Plumas Along Lookout Creek, ca. 2 mi W of its jct with 28N11, ca. 3 air mi NW of N tip of Frenchman Lake, ca. 15 air mi N of Chilcoot. 1889 Comment
  CAS-BOT-BC144394  Garrya fremontii Alice Eastwood 1927-6-1 14682 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC144397  Garrya fremontii John Thomas Howell 1959-9-21 34780 Plumas N. Fk. Feather River near Belden 701 Comment
  CAS-BOT-BC169855  Garrya fremontii M. S. Taylor; L. Hanson 1981-3-5 3399 Plumas n side of Hwy 70, in Serpentine Canyon, ca. 5 mi e of Belden 853 Comment
  CAS-BOT-BC169856  Garrya fremontii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54374 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CDA32105  Garrya fremontii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .29 Plumas Plumas Eureka State Park. S Johnsville Comment
  CHSC21285  Garrya fremontii F. T. Griggs; A. Pass 1975-8-2 300 Plumas Buck's Lake forest Service Survey Comment
  UCD121156  Garrya fremontii B. F. Smith 1967-8-17 62 Plumas South slope of Goat Mountain, 2 1/2 miles northeast of La Porte. 1645 Comment
  SBBG21798  Gayophytum diffusum subsp. diffusum D. Myrick 1964-7-21 891 Plumas E of trail parking area, Drakesbad 1737 Comment
  JEPS115524  Gayophytum diffusum subsp. parviflorum Lowell Ahart, John Dittes 2009-9-7 16386 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC24250  Gayophytum heterozygum K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC81389  Gayophytum heterozygum Lowell Ahart 2001-9-18 9289 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  JEPS107707  Gayophytum heterozygum Lowell Ahart, John Dittes 2005-9-19 12408 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1986 Comment
  JEPS27552  Gayophytum heterozygum W. L. Jepson 1939-7-29 19277 Plumas Spring Hill Trail Meadow Valley 1219 Comment
  OBI12033  Gayophytum heterozygum Lewis S. Rose 1966-7-28 66074 Plumas Quincy 1067 Comment
  UC1122579  Gayophytum heterozygum C. W. Hanks 1934-8-9 31 Plumas mtns. n Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC62151  Gayophytum humile L. P. Janeway 1993-7-21 4467 A Plumas Plumas National Forest. Southwest side of Red Clover Valley, 0.9 mi southeast of Clover Valley Ranch; 200 ft south of the Beckwourth-Genesee Road along logging spur 24N66X. Along edge of dirt road. 1685 Comment
  SEINET3150046  Gayophytum nuttallii E. K. Balls 1950-9-15 15828 Plumas N Fork Feather River, 6 miles NW of Chester 1402 Comment
  RSA107487  Gayophytum ramosissimum L. S. Rose 1955-7-19 55153 Plumas Beckworth Pass. 1494 Comment
  HSC101698  Gentiana calycosa Dillon North Davis, M. DeSiervo 2013-8-3 36 Plumas 10.3 miles south on FS Road 25N17 from intersection with Highway 70. Comment
  UC1586468  Gentiana newberryi Vernon H. Oswald and Lowell Ahart 1991-7-30 4782 Plumas 5.2 mi (odometer) ne Humbug Summit (between Humbug Summit and Humbug Valley) (Humbug Rd at Grizzly Creek); Grizzly Creek 1777 Comment
  RSA122291  Geum canescens E. Sawyer 1935-6-21 135 Plumas 4.5 miles NE of Crow. 1585 Comment
  CAS-BOT-BC459558  Geum macrophyllum John Thomas Howell 1960-7-18 35588 Plumas Drakesbad, near creek; Lassen Volcanic National Park 1828 Comment
  JEPS28493  Geum macrophyllum George W. Gillett 1957-7-17 806 Plumas upper Willow Lake Meadow, near the east inlet Willow Lake Meadow; Lassen Volcanic National Park, Willow Lake Meadow 1661 Comment
  JEPS113602  Gilia capillaris Lowell Ahart, John Dittes 2007-6-16 14137 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  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
  UC879977  Gilia capitata subsp. capitata A. A. Heller 1915-7-7 12052 Plumas 12 mi w Bucks (near the summit Soapstone ridge); Sierra Nevada, nr summit Soapstone Ridge, w of Bucks 1676 Comment
  JEPS110432  Gilia capitata subsp. mediomontana Lowell Ahart 2006-7-9 12936 Plumas Near a small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1661 Comment
  UC932069  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas on Oroville Road 1 mi from Cascade (Lava Cap, southwestern Plumas County); Lava Cap, 1 mi from Cascade 1371 Comment
  UCD117716  Gilia capitata subsp. mediomontana Robbins; Raynor 1943-6-1 s.n. Plumas Quincy. Comment
  UC367215  Gilia capitata subsp. pedemontana J. G. Lemmon and wife Sep 1883 Plumas American Val American Val (N. Cal.) 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
  SEINET13709989  Glyceria borealis Lowell William Ahart, Lowell William Ahart 2001-1 9189 Plumas 3/4 Mi. NE of Chester, Last Chance Marsh (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  SEINET10475152  Gnaphalium microcephalum var. thermale Mary Susan Taylor 1981-9-2 Taylor 4263 Plumas California: T26N R8E se1/4 of sec 36. Almanor SE quad. W side of 26N18, ca. 1 mi S of Onion Flat, ca. 3 mi W of Indian Falls. Mixed Evergreen Forest. Plumas County. 4800 ft. 1463 Comment
  CAS-BOT-BC307381  Gnaphalium palustre John Thomas Howell 1959-9-25 34986 Plumas Feather River, Portola, Sierra Nevada 1478 Comment
  CDA17259  Gnaphalium palustre G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16286 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  JEPS34043  Gnaphalium palustre W. L. Jepson 1939-8-8 19363 Plumas Meadow Valley Comment
  UC569744  Gnaphalium palustre E. Sawyer 1935-6-27 160 Plumas Charlie's Valley Sierraville Quad., Charlie's Valley 1524 Comment
  JEPS85824  Gratiola neglecta Barbara Ertter 1988-10-21 7999 Plumas e end of causeway ca 1.5 mi e of Chester on Hwy 36 Lake Almanor (mud flats s of road) 1341 Comment
  JEPS3606  Gratiola neglecta Malcolm A. Nobs and S. Galen Smith 1949-8-18 1351 Plumas s end Lake Almanor; s end of Lake Almanor Comment
  SEINET5709451 Image available Grindelia squarrosa Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7718 Plumas Collected along Road 70, at Chilcoot.; Chilcoot 1544 Comment
  JEPS113896  Grindelia squarrosa var. serrulata L. P. Janeway and B. Castro 2007-8-18 9204 Plumas Northern High Sierra Nevada; Along Hwy 70 0.4 km E of La Porte Road, along the N edge of Thompson Valley about 1.6 km E 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
  CAS-BOT-BC231133  Hackelia amethystina John Thomas Howell; Gordon H. True 1973-8-1 50190 Plumas Ca. 2.5 miles SE of Diamond Mountain 2164 Comment
  JEPS67920  Hackelia californica W. L. Jepson 1910-6-6 4078 Plumas Lassen Peak; Hot Springs Valley 1828 Comment
Read comments
Jun 5 2009
  UC614667  Hackelia californica L. Constance 1938-6-10 2312 Plumas w edge of Lake Almanor at Prattville; Lake Almanor 1219 Comment
  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
  JEPS55560  Hackelia nervosa Duncan Dunning 1922-7-16 Plumas 4 mi n of Gibsonville (near Onion Valley) Comment
  SBBG1017  Hastingsia alba H. and M. Dearing 1938-7-1 2250 Plumas swamp near Lake Almanor Comment
  SBBG21835  Hastingsia alba D. Myrick 1964-7-20 886 Plumas near Willow Lake, S of Drakesbad 1981 Comment
  CAS-BOT-BC508333  Hastingsia alba John Thomas Howell 1951-6-26 27533 Plumas Feather River Canyon, Sierra Nevada 853 Comment
  RSA609432  Hastingsia alba Louis C. Wheeler 1958-7-28 7338 Plumas Sierra Nevada: South Fork Rock Creek, ca. 1/2 mile E of Bottle Springs, near Quincy 1584 Comment
  JEPS113316  Hazardia whitneyi var. whitneyi L. P. Janeway 2006-9-20 8885 Plumas Northern High Sierra Nevada. Along dirt road 0.3 km southeast of American House and Challenge-La Porte Road. Comment
  UC86662  Hazardia whitneyi var. whitneyi Mrs. R. M. Austin 1880-1 Plumas Big Meadows Mt. Dyer, Big Meadows Comment
  CAS-BOT-BC306698  Helenium bigelovii Walter Knight; Irja Knight 1966-6-18 1291 Plumas Butterfly Valley 1036 Comment
  SEINET10475228  Helenium bigelovii Mary Susan Taylor 1981-7-21 Taylor 4087 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
  SEINET11196751 Image available Helianthella californica W. Harnach 1990-6-19 397 Plumas SierraValley, Genesse Rd. N of Beckwourth 1585 Comment
  UC1069448  Helianthella californica subsp. nevadensis C. W. Hanks 1934-8-9 24 Plumas mtns. n Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  RSA59695  Helianthella californica var. nevadensis E. K. Balls 1950-9-9 15762 Plumas 1.5 miles along trail from Lakes Center Public Campground to Long Lake outlet. 2073 Comment
  UCD132766  Helianthella californica var. nevadensis J. I. Mallory 1968-4-1 279 Plumas La Porte area, Plumas National Forest. 1798 Comment
  CAS-BOT-BC315015  Hemizonella minima John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-6-12 1962 Plumas Trestle Glen, Butterfly Botanical Area and Vicinity 1112 Comment
  UC1561812  Hemizonella minima Barbara Ertter with Gary Schoolcraft 1987-6-17 7206 Plumas ca. 1.5 air mi n Chester 1371 Comment
  CAS-BOT-BC313426  Hemizonella minima D. E. Breedlove 1962-6-13 3473 Plumas Along State Hwy.89, 2 miles south of Graeagle 1402 Comment
  JEPS114926  Heracleum lanatum Lowell Ahart 2008-7-16 15078 Plumas Forest floor, in a small seep, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of 1597 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
  SEINET5499830  Hesperochiron pumilus G. C. Gulling 1905-1 1205 Plumas Sierra Valley Comment
  CDA14660  Hesperolinon micranthum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3099 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  HSC15822  Hesperolinon micranthum L. S. Rose 1967-7-11 67158 Plumas Mt. Hough Rd., 2 mi. NE of Quincy Jct. 1220 Comment
  SBBG32353  Hesperolinon micranthum L. S. Rose 1967-7-11 Plumas Mt Hough Rd, 2 mi NE of Quincy Junction 1219 Comment
  JEPS110545  Heterocodon rariflorum Lowell Ahart 2006-10-23 13477 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
  SEINET10460746  Heterocodon rariflorum Mary Susan Taylor 1982-6-28 Taylor 4781 Plumas T23N R14 E nw/se sec 27. Portola quad. In Sagebrush Scrub along s side of Feather River, ca. 1 mi sw of Beckwourth on Ramelli Ranch, ca. 1/4 mi w of Calpine Rd (109). 4880 ft. 1487 Comment
  CHSC96060  Heterotheca oregona var. compacta L. P. Janeway 2006-10-1 8897 Plumas Northern High Sierra Nevada. Along Hwy 70 0.5 road km south of Rock Creek Reservoir dam, and above North Fork Feather River. 671 Comment
  CHSC69702  Heterotheca oregona var. rudis Vernon Oswald; Lowell Ahart 1997-9-18 8871 Plumas Hwy. 70 between Tobin and Belden, 10.7 mi north of the Butte-Plumas county line. On the bank of the North Fork Feather River. 627 Comment
  CDA17230  Heterotheca villosa G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16333 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
  SEINET5708823 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
  JEPS115207  Heuchera micrantha var. erubescens Lowell Ahart, John Dittes 2009-7-15 16101 Plumas On broken rock, east of the power line, on the south side of Forest Sevice Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 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-BC425224  Heuchera rubescens Anna Head 1920-8-10 s.n. Plumas Lake Center Camp 1920 Comment
  CHSC21315  Hieracium albiflorum F. T. Griggs; A. Pass 1975-7-29 262 Plumas Buck's Lake. Comment
  SEINET10457159  Hippuris vulgaris Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4976 Plumas T22N R11E nw/se sec 26. Sierra City NW quad. Plumas-Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 5620 ft. 1713 Comment
  CHSC91812  Holcus lanatus G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16274 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: in upper bog area. 1158 Comment
  SEINET10516384  Holcus lanatus William E. Harmon 1969-8-18 Harmon 1554 Plumas 1.5 mi E of Quincy on Hwy 70-89; from roadside in open valley with adjacent pastureland. Comment
  CAS-BOT-BC280836  Hordeum W. Harnach; N. Harnach 1989-5-27 120 Plumas Sierra Valley. Hot wells on north side of Marble Lane 1489 Comment
  SACT001309  Hordeum brachyantherum Michael Baad 1976-8-7 Plumas 1 mile west of trailhead to Bear Lake to trailhead along road to Rubicon Springs from Lake Tahoe. 2011.0 Comment
  JEPS113751  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart, John Dittes 2007-6-16 14150 Plumas On the bottom of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UC1100322  Hordeum brachyantherum subsp. brachyantherum Malcolm A. Nobs, S. Galen Smith 1949-8-18 1383 Plumas just S of Chester (Last Chance Marshes at N end of Lake Almanor) Comment
  JEPS115923  Hordeum jubatum Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16244 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-BC285105  Hordeum marinum subsp. gussoneanum John Thomas Howell 1955-7-19 30784 Plumas Vinton 1505 Comment
  CAS-BOT-BC285106  Hordeum marinum subsp. gussoneanum John Thomas Howell 1961-6-21 36686 Plumas Greenville 1097 Comment
  CAS-BOT-BC289440  Hordeum murinum subsp. leporinum John Thomas Howell 1967-6-23 42692 Plumas Butterfly Valley, Sierra Nevada 1066 Comment
  CHSC59810  Horkelia fusca subsp. parviflora L. P. Janeway 1992-8-30 4293 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. 1905 Comment
  UC595080  Horkelia fusca subsp. parviflora David D. Keck with X. and A. Gustafsson 1938-8-9 4904 Plumas 3 mi s Beckwith (on rd to Loyalton); Sierra Valley 1490 Comment
  POM295333  Horkelia fusca subsp. tenella Lyman D. Benson 1949-6-21 13743 Plumas Meadow 1 mile W of Lake Almanor Inn. Feather River 1341 Comment
  UCSB45344  Horkelia tridentata Reisentz, Paul 1979-5-12 Plumas 3 miles north of Quincy Comment
  JEPS48549  Horkelia tridentata subsp. flavescens John Warren Duffield 1937-5-27 Plumas (Local U.C. Forestry Camp) Meadow Valley, Grubstake Flats Comment
  SEINET6768123  Horkelia tridentata subsp. flavescens A. A. Heller, P. B. Kennedy 1907-7-11 8799 Plumas Sierra Nevada; Prattville. Comment
  CHSC113588  Hosackia oblongifolia var. oblongifolia Lowell Ahart 2014-8-24 19749 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
  JEPS95404  Hydrophyllum occidentale Lowell Ahart 1994-6-15 7337 Plumas 200 yds E of a logging road, near the int. of Lumpkin Ridge Road and the road to Tamarack Flat, 1 air mile W of Little Grass Valley Reservoir 1767 Comment
  SD7539  Hypericum anagalloides D. C. 1882-7-26 Plumas Hamilton Bridge, Big Meadows Comment
  CHSC37534  Hypericum formosum var. scouleri M. S. Taylor 1982-8-4 4919 Plumas Along spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 mi ne of Quincy. 1889 Comment
  SD7661  Ipomopsis aggregata Daniel Cleveland 1882-7-21 Plumas Saw mill, Big Meadows. Comment
  RSA304667  Ipomopsis aggregata subsp. formosissima J. R. Shevock 1972-5-19 2017 Plumas Cresent Mills Comment
  CHSC97878  Iris G. Douglas Barbe; T. C. Fuller 1982-6-15 3690 Plumas East-facing slope, 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest. 1493 Comment
  CAS-BOT-BC135745  Iris hartwegii Mrs. Jos Clemens 1919-11-1 s.n. Plumas Taylorsville Comment
  RSA59101  Iris hartwegii E. K. Balls 1950-8-30 15505 Plumas Trail to Bucks Creek from Tobins Resort, North Fork Feather River. 610 Comment
  SEINET7725443  Iris hartwegii Unknown Plumas Indian Valley Comment
  UC1584009  Iris hartwegii subsp. hartwegii G. Schoolcraft 1990-5-9 2020 Plumas about 1 mi w Crescent Mills 1463 Comment
  UC1174771  Iris hartwegii subsp. pinetorum L. W. Lenz and E. K. Balls 1956-6-19 21842 Plumas sw of Greenville (Forest Lodge) 1127 Comment
  SEINET8756767  Iris missouriensis W. Harnach, N. Harnach 1989-5-12 077 Plumas Sierra Valley 1/4 mile west of steel bridge (Marble lane) 1489 Comment
  CHSC93186  Iris tenuissima subsp. purdyiformis L. P. Janeway 1994-5-24 4652 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca. 1371 Comment
  CHSC92169  Isoetes howellii Lowell Ahart; John Dittes 2005-9-19 12372 Plumas In Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  CAS-BOT-BC324813  Iva axillaris M. S. Taylor 1982-8-27 5047 Plumas SW corner of juncton of Highway 70 adn road to Loyalton in Vinton 1493 Comment
  CHSC44877  Iva axillaris Lowell Ahart 1974-7-9 548 Plumas Along the edge of Vinton Loyalton Road (Highway 49), about 4 miles south of Vinton. 1524 Comment
  CHSC55186  Iva axillaris L. P. Janeway 1989-9-6 3646 Plumas Plumas National Forest. Along the Beckwourth-Genesee Road (road 111) 7.0 mi north of Beckwourth. 1729 Comment
  SEINET10473847  Iva axillaris Mary Susan Taylor 1982-8-27 Taylor 5047 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
  CAS-BOT-BC137399  Ivesia aperta James R. Shevock 1985-7-6 11315 Plumas Sierra Valley. Along California highway 49, 0.2 mile north of Plumas-Sierra County line and about 2.5 miles north of Loyalton 1600 Comment
  UCD169235  Ivesia sericoleuca S. L. Welsh; N. D. Atwood 2001-6-13 28133 -A Plumas Red Clover Valley, ca 12 miles north of Beckwourth. 1678 Comment
  SEINET10483373  Ivesia sericoleuca Mary Susan Taylor 1981-7-7 Taylor 3988 Plumas T25N R14E ne/sw sec 27. Crocker Mt quad. In Sagebrush Scrub on dry, sandy soil, on NE side of Beckwourth-Genesee Rd at its jct with Beckwourth-Milford Rd, in Squaw Valley, ca. 12 air mi N of Beckwourth. 5600 ft elev. 1707 Comment
  JEPS115336  Juncus articulatus Lowell Ahart, John Dittes 2009-9-7 16399 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC108030  Juncus articulatus subsp. articulatus L. P. Janeway 2011-9-22 10738 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. Common where bank is steeper, just above the water line. 1468 Comment
  SEINET6331938  Juncus balticus W. Harnach 1991-6-17 550 Plumas Sierra Valley, 3/4 mile west of steel bridge on Marble Lane 1486 Comment
  UC1100935  Juncus balticus Malcolm A. Nobs and S. Galen Smith 1949-8-19 1460 Plumas se side Portola Comment
  SJSU14301  Juncus bryoides N. A. Hopkins 1989-5-24 1499 .5 Plumas by Loyalton-Beckwourth Rd near Marble Hot Springs Rd 1524 Comment
  CHSC34322  Juncus bufonius var. bufonius L. Ahart 1981-9-6 3106 Plumas 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
  CHSC99828  Juncus bufonius var. bufonius Lowell Ahart 2008-7-9 15064 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
  JEPS107946  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
  RSA59240  Juncus bufonius var. bufonius E. K. Balls 1950-8-31 15543 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  CHSC53718  Juncus bufonius var. occidentalis L. P. Janeway 1989-7-7 3463 Plumas Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley. Along dry edge of small meadows below the spring. 1737 Comment
  JEPS107931  Juncus dubius Lowell Ahart, Josephine Guardino 2005-8-10 12311 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  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
  CHSC97290  Juncus ensifolius Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14471 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  RSA0118632  Juncus ensifolius Lowell A. Ahart 2014-8-24 19735 Plumas On the west side of the dirt road, about one mile north of the bridge across the South Fork of the Feather River and the northeast part of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1563 Comment
  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
  UCD141537  Juncus ensifolius Dean W. Taylor 1976-7-9 6182 Plumas about 1 mile north of Humboldt Summit. 1798 Comment
  SEINET10912293 Image available Juncus ensifolius R. M. Austin 1880-1 Austin s.n. Plumas Comment
  SEINET11787641  Juncus hemiendytus Unknown 1985-1 5135 Plumas LIttle Grass Valley Res, where South Fork Feather River flows in lake, ca 4.25 mi NE of La Porte 1585 Comment
  RSA0035817  Juncus howellii Lowell A. Ahart 2008-9-10 15374 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  SEINET6183874  Juncus luciensis A. A. Heller, P. B. Kennedy 1907-7-3 8695 Plumas Red Clover Valley Comment
  CDA28694  Juncus macrandrus L. Ahart 2008-8-14 15213 Plumas About 100 yards north of the paced road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. Elevation: 5240 (GPS) feet. 0 Comment
  JEPS114940  Juncus macrandrus Lowell Ahart 2008-8-14 15213 Plumas Meadow (swamp, bog), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 41/2 miles (air) north of La Porte 1597 Comment
  CDA13976  Juncus nevadensis G. F. Hrusa 1996-8-2 13440 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, 1 mi. NW of Argentine Rock. . Comment
  CHSC53074  Juncus nevadensis L. P. Janeway 1990-9-19 3850 Plumas Plumas National Forest. Along the western branch of Joseph Creek about 1/3 mi northeast of the crest of Grizzly Ridge. Along small creek. 2103 Comment
  CHSC97091  Juncus nevadensis Lowell Ahart; Josephine Guardino 2007-7-21 14380 Plumas In shallow water, bottom of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  CHSC97285  Juncus nevadensis var. nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14482 Plumas About 10 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis. 1773 Comment
  JEPS113837  Juncus nevadensis var. nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14482 Plumas About 10 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis 1773 Comment
  JEPS114896  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15387 Plumas A little north of the culvert, bottom of Onion Valley Creek, on the east side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  CHSC92120  Juncus occidentalis Lowell Ahart; John Dittes 2005-9-20 12450 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2004 Comment
  RSA716797  Juncus occidentalis L. Ahart, John Dittes 2005-9-20 12450 Plumas On the south side of forest road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2005 Comment
  CHSC73508  Juncus orthophyllus H. Durio 1995-8-17 Plumas Mosquito Flat Mdw. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd 23N18. In main meadow. 1676 Comment
  UCR123673  Juncus orthophyllus George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6883 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  CHSC116386  Juncus orthophyllus Sara M. Taylor; Scott Batiuk, Kendra Sikes 2012-7-17 44 Plumas Plumas National Forest. Aster Fen, Bucks Lake Wilderness, north and west of Granite Gap from Silver Lake trailhead. UTM zone 10, 4423928N, 657162 E. 2030 Comment
  CHSC97301  Juncus parryi Lowell Ahart; John Dittes 2007-8-9 14439 Plumas About 80 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CHSC113840  Juncus tenuis Lowell Ahart 2014-9-9 19852 Plumas Below the high water line, high west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  SBBG128286  Keckiella lemmonii L. Ahart, J. Dittes 2009-7-15 16099 Plumas NE of the power line, on the W side of Forest Service Rd 26N22, ca. 2.3 mi SE of Butt Valley Reservoir Dam 1517 Comment
  UCR3599  Keckiella lemmonii Wm. Horn Jr. 1963-8-4 630804- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, edge of Schnieder Creek Road, 1 mi south of Meadow Valley Creek 1250 Comment
  CHSC65384  Kelloggia galioides Lowell Ahart 1995-9-13 7631 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  JEPS12463  Kelloggia galioides W. L. Jepson 1939-8-16 19452 Plumas Bucks Valley 1584 Comment
  CAS-BOT-BC340351  Kyhosia bolanderi Lewis S. Rose 1932-9-6 32629 Plumas Wade Lake 1981 Comment
  JEPS122243  Lactuca serriola Lowell Ahart 2014-9-9 19861 Plumas On the west side of Sly Creek Reservoir, about 9 miles (air) southwest of La Porte. Comment
  CAS-BOT-BC213388  Lathyrus jepsonii subsp. californicus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2203 Plumas Mouth of Butterfly Creek, Butterlfy Botanical Area and Vicinity 883 Comment
  SEINET5327297  Lathyrus lanszwertii var. brownii W. Harnach, N. Harnach 1990-5-12 296 Plumas Sierra Valley, S side of Correco Canyon rd. 1615 Comment
  CHSC70121  Lathyrus nevadensis var. nevadensis L. P. Janeway 1997-5-15 5131 Plumas Hwy 70/89 at Rattlesnake Creek. 1310 Comment
  CDA17261  Lathyrus sulphureus G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16288 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  RSA189388  Lathyrus sulphureus L. S. Rose 1967-6-12 67116 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  UC1101251  Lemna minuscula Malcolm A. Nobs, S. Galen Smith 1949-8-19 1420 Plumas 2 mi s of Greenville (Indian Valley); Indian Valley Comment
  UC1101283  Lemna minuscula Malcolm A. Nobs, S. Galen Smith 1949-8-19 1421 Plumas 2 mi s of Greenville (Indian Valley); Indian Valley Comment
  CHSC97298  Lemna minuta Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14480 Plumas About 40 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis. 1773 Comment
  CAS-BOT-BC534927  Lemna minuta M. S. Taylor; M. Foster 1981-2-6 3831 Plumas Spring garden quad, w side of Williams Loop, 0.2 mi se of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1188 Comment
  CHSC59102  Lemna trisulca V. H. Oswald; D. Showers, M. A. Showers 1992-8-23 5175 Plumas Lassen Volcanic National Park. Small corner of the park on the SW side of Warner Valley Rd. between Lee and Kelly camps. In a ditch in a meadow, near the EW boundary line of the park. 1595 Comment
  UC1586441  Lemna trisulca Vernon H. Oswald and Lowell Ahart 1991-7-30 4796 Plumas 6 air mi ene of Humbug Summit (12 air mi s of Chester, Big Springs on w side of Humbug Valley); Humbug Valley, Big Springs 1310 Comment
  POM312465  Lemna trisulca H. L. Mason 1955-7-30 14638 Plumas Near Chester Comment
  CAS-BOT-BC88837  Lepidium campestre John Thomas Howell 1955-7-18 30726 Plumas Sierra Nevada. Mohawk. 1371 Comment
  RSA726444  Lepidium campestre L. Ahart, John Dittes 2007-6-17 14161 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  CAS-BOT-BC88838  Lepidium campestre John Thomas Howell 1973-7-9 49702 Plumas Sierra Nevada. Near Indian Falls, Indian Creek. 914 Comment
  CDA3784  Lepidium campestre T. C. Fuller 1958-7-7 1917 Plumas 1 miles north of Greenville. 0 Comment
  SEINET11280982  Lepidium perfoliatum W. Harnach, N. Harnach 1989-6-17 148 Plumas Sierra Valley, Marble Lane, 200 feet W of the steel bridge. 1487 Comment
  CHSC84514  Lepidium virginicum var. pubescens John Dittes; Lowell Ahart 2003-8-8 2003 -94 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 6.3 air-mile southeast of Portola, ca. 4.3 air-mile south by southeast of Beckwourth, ca. 0.2 air-mile east of Beckwourth-Calpine Road (A23), at edge of Dyson Lane. 1487 Comment
  UC1123933  Leptodactylon pungens E. Sawyer 1935-6-18 125 Plumas 5 mi sse Crow; Plumas National Forest, Sierraville Quadrangle 2011 Comment
  CHSC79187  Leptosiphon ciliatus L. P. Janeway 2000-6-24 6833 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km southwest of Crystal Peak in the Diamond Mountains. 2304 Comment
  SEINET14162208  Leptosiphon ciliatus W. Harnach, N. Harnach 1990-6-19 403 Plumas Sierra Valley. N of Beckwourth, Genessee Road. 1585 Comment
  CAS-BOT-BC342084  Leucanthemum vulgare John Thomas Howell 1959-9-24 34949 Plumas American Valley near Quincy 1051 Comment
  CAS-BOT-BC342087  Leucanthemum vulgare John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1968-6-11 2356 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek Comment
  CAS-BOT-BC508373  Leucocrinum montanum W. Harnach; N. Harnach 1989-4-16 029 Plumas 1/2 mile west of RR crossing on A-24, Roberti Ranch, Sierra Valley 1488 Comment
  CAS-BOT-BC123016  Lewisia cantelovii Mrs. H. C. Cantelow 1941-5-25 s.n. Plumas Feather River Canyon, 3.2 mi W of Belden. State Hwy 24. Comment
  CHSC110268  Lewisia kelloggii subsp. hutchisonii L. P. Janeway 2012-6-2 10846 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CHSC35924  Lewisia nevadensis M. S. Taylor 1982-5-17 4460 Plumas Meadow along creek, jct of rds 22N54 and 22N88, ca. 2 mi se of Portola, n slope of Beckwourth Peak. 1737 Comment
  HSC100758  Lewisia triphylla L. P. Janeway 2011-7-6 10496 Plumas Plumas National Forest, W edge of top of Goat Mountain, 0.7 km SE of the SE side of Little Grass Valley Reservoir; 4.2 air km NNE of La Porte. 525 Comment
  RSA101482  Lewisia triphylla R. Weatherby 1955-6-26 1550 Plumas Mud Lake, Lakes Basin Area. 2195 Comment
  CAS-BOT-BC436515  Ligusticum apiifolium David D. Keck 1932-7-3 1633 Plumas Northern Sierra Nevada: Quincy, south of town 1065 Comment
  CAS-BOT-BC509322  Lilium kelleyanum Catherine Best 1983-8-29 871 Plumas Lakes Basin Campground 1920 Comment
  CAS-BOT-BC509334  Lilium kelleyanum Mary Strong Clemens 1920-8-28 s.n. Plumas Greenville Comment
  CAS-BOT-BC509337  Lilium kelleyanum H. C. Cantelow 1940-7-20 s.n. Plumas 4 miles west of Johnsville near Jamison Creek Comment
  SEINET10872527  Lilium kelleyanum Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4669 Plumas T26N R7E sw sec 33. Almanor SW quad. In seep, n side of and above Caribou Rd, on serpentine, 1.8 mi ne of Queen Lily Campgr., ca. 7 air mi ne of Belden. 2800 ft. 853 Comment
  UC119801  Lilium washingtonianum subsp. purpurascens Mrs. R. M. Austin 1876-7 Plumas Comment
  CHSC81155  Limosella acaulis Lowell Ahart 2001-8-28 9199 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
  SEINET10548794  Limosella aquatica Mary Susan Taylor 1982-9-7 Taylor 5107 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  SEINET13765987  Limosella aquatica A. A. Heller, P. B. Kennedy 1907-7-2 8684 Plumas Between Vinton and Beckwith [actually Beckwourth]. Comment
  UC702919  Linanthus ciliatus Lewis S. Rose 1939-6-8 39268 Plumas s end Lake Almanor 1371 Comment
  CHSC112615  Linaria vulgaris Lowell Ahart 2013-9-11 19028 Plumas Gravel bar on the north side of the Feather River, about 20 yards west of Chips Creek, about 50 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  RSA0087574  Linnaea borealis subsp. longiflora Lowell Ahart, John Dittes 2009-7-14 16076 Plumas North of Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1454 Comment
  JEPS12684  Linnaea borealis var. longiflora Helen-Mar Wheeler Plumas Cascade; southwestern Plumas County Comment
  CHSC102116  Listera convallarioides Lowell Ahart; John Dittes 2009-7-28 16196 Plumas On wet soil and humus, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  CHSC21301  Lithocarpus densiflorus var. echinoides F. T. Griggs; A. Pass 1975-7-8 124 Plumas Buck's Lake Forest Service Survey. Comment
  UC570247  Lithophragma glabrum E. Sawyer 1935-5-23 35 Plumas 1 1/2 mi ssw Kerby; Sierraville Quadrangle Comment
  CAS-BOT-BC435467  Lithophragma glabrum Robert J. Weatherby 1950-5-31 1439 Plumas Lake Almanor 1417 Comment
  CAS-BOT-BC443342  Lithophragma parviflorum Alice Eastwood 1927-6-27 14902 Plumas In woods, on road from Chilcott Comment
  CAS-BOT-BC110598  Lithophragma tenellum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1864 Plumas Butterfly Botanical Area and Vicinity. West of pond reseorvoir. 1036 Comment
  CHSC43747  Lithophragma tenellum Vernon Oswald 1984-6-25 1320 Plumas La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte. 1889 Comment
  UC1063986  Lithospermum ruderale C. W. Hanks 1934-8-6 1 Plumas Upper Sierra Valley Sierraville; Sec. 18 1554 Comment
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Mar 14 2014
  UC573498  Lithospermum ruderale E. Sawyer 1935-6-27 175 Plumas 3.7 mi n Hawks 1676 Comment
  CAS-BOT-BC174463  Loeflingia squarrosa John Thomas Howell 1962-6-19 37872 Plumas 5.8 miles e. of Beckwourth 1493 Comment
  UC1143022  Lomatium nevadense var. nevadense E. Sawyer 1935-6-4 67 Plumas 7 3/4 mi. n.-n.e. Sattley; Sierraville Quad. Comment
  SEINET11121415  Lomatium piperi S. L. Sedillos 1976-3-21 s.n. Plumas Portola, vacant lot on Green Street. 1524 Comment
  UC1730233  Lomatium plummerae L. P. Janeway and Glenn Clifton 1998-7-8 5725 Plumas 1.5 mi SW of Diamond Mountain (at junction of Diamond Mountain Motorway (Road 28N15) and unnamed road to small pond on a saddle on the crest) 2115 Comment
  UC175513 Image available Lomatium vaginatum A. A. Heller 1913-6-13 10838 Plumas near Marston Station; ; near Marston Station, Plumas Co. 1066 Comment
  SD6572  Lonicera conjugialis Mrs. R. M. Austin 1879-1 Plumas Mt Dyer, Big Meadows. Comment
  SD6573  Lonicera conjugialis Mrs. R. M. Austin 1879-1 Plumas Comment
  UC477510  Lonicera conjugialis L. S. Smith 1930-7-11 2516 Plumas White Rock Mills Camp 2286 Comment
  CHSC100121  Lonicera involucrata var. involucrata L. P. Janeway; David Toren 2008-9-15 9597 Plumas Northern High Sierra Nevada. Plumas National Forest; along South Branch Middle Fork Feather River at Cascade Creek, 100 m upstream of the Road 22N95 bridge; 1.6 km northwest of Cascade. In sandy ground between the confluence of two creeks. 1068 Comment
  HSC100723  Lotus crassifolius var. crassifolius Lowell Ahart, John Dittes 2009-7-13 16044 Plumas W side of F.S. Rd. 27N98, headwater if Clear Creek, 2 (air) mi. N of Butt Valley Reservoir Dam, 3 (air) mi. SW of Lake Almanor Reservoir Dam. 1477 Comment
  JEPS115081  Lotus crassifolius var. crassifolius Lowell Ahart, John Dittes 2009-7-13 16044 Plumas On dry 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
  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
  POM161711  Lotus oblongifolius var. nevadensis R. C. Bacigalupi 1927-7-7 1640 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake. Comment
  JEPS55762  Lotus pinnatus W. L. Jepson 1910-6-16 4141 Plumas Quincy 1036 Comment
  JEPS114366  Lotus purshianus var. purshianus Lowell Ahart 2008-9-10 15381 Plumas On the sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  UC726028  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15243 Plumas near Grays Flat (along the Feather River Highway) 868 Comment
  UC726031  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15231 Plumas just n Quincy (near the river bridge over Spanish Creek) 1097 Comment
  RSA59912  Lotus unifoliolatus E. K. Balls 1950-9-15 15827 Plumas North Fork Feather River, 6 mi. n.w. of Chester. 1402 Comment
  RSA59274  Lotus unifoliolatus E. K. Balls 1950-8-31 15568 Plumas Behind Forest Service Ranger Station, Quincy, American Valley. 1098 Comment
  SD46391  Lupinus adsurgens var. undulatus E. K. Balls, L. W. Lenz 1956-6-20 21844 Plumas 2 mi SE of Spring Garden, US Hwy, Quincy to Portola. 1250 Comment
  CHSC21532  Lupinus apertus D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC52422  Lupinus apertus L. P. Janeway 1990-7-12 3793 C Plumas Plumas National Forest. Saddle along Eureka Ridge ca. 1.0 mi south of the head of Bear Cr. 2118 Comment
  CHSC92282  Lupinus arbustus John Dittes 2005-6-25 1186 Plumas Northern High Sierra Nevada Range; Drainage of West Branch Lights Creek; ca. 12.5 air-miles north x northeast of Taylorsville, ca. 5.5 air-miles southwest of Diamond Mountain, ca. 3.8 air-miles southeast of Indicator Peak; west-facing slope ca. 2,510' north of confluence of Lights Creek and West Branch Lights Creek, upslope (east) of FS Road 28N30. 1386 Comment
  JEPS85929  Lupinus arbustus L. P. Janeway 1990-6-8 3707 Plumas along rd 23N12 ca 0.8 mi n of jct with rd 23N51 (Little Long Valley, e facing side of canyon, Beckwourth Ranger District); Plumas National Forest, Mt. Ingalls Quad. 1722 Comment
  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
  RSA39741  Lupinus arbustus subsp. calcaratus P. A. Munz 1947-5-17 11822 Plumas 5 miles north of Chilcoot. 1524 Comment
  CAS-BOT-BC208793  Lupinus argenteus var. heteranthus M. S. Taylor 1982-8-19 5025 Plumas Along Fitch Canyon Rd, ca. 1 mi SW of its jct with Milford-Beckwourth Rd., ca. 4 mi. S of Milford 1828 Comment
  CAS-BOT-BC208805  Lupinus argenteus var. heteranthus Alice Eastwood 1927-6-27 14867 Plumas On rood from Chilcott, United States Forest Reserve Comment
  CAS-BOT-BC208806  Lupinus argenteus var. heteranthus Alice Eastwood 1918-5-25 7061 Plumas Portola Comment
  UC149844  Lupinus argenteus var. heteranthus Katharine Brandegee July 1911 Plumas Portola Comment
  JEPS48891  Lupinus argenteus var. meionanthus Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  CHSC60091  Lupinus argenteus var. palmeri L. P. Janeway; Garrett Gibson 1991-7-1 4065 Plumas Plumas National Forest. Yellow Pine Forest along east side of Lake Davis, ca 2 1/4 mi north of the Grizzly Valley Dam. 1783 Comment
  UCD107374  Lupinus breweri Freed W. Hoffman 1946-6-12 921 Plumas between Mohawk and Calpine. Comment
  SEINET10490669  Lupinus caudatus subsp. caudatus Mary Susan Taylor 1982-7-10 Taylor 4620 Plumas T23n, r15e nw1/4sw1/4, sec. 7. Reconnaissance peak quad. Corolla blue. Around grassy knoll with large granite boulders, sw of 23n72, ca. 1 Mi. W of Table rock, ca. 3 Air mi. Ne of beckwourth. With phacelia linearis, penstemon Deustus. 1554 Comment
  CAS-BOT-BC215361  Lupinus dalesiae M. S. Taylor 1982-6-16 4688 Plumas W side of 24N13, 0.5 mile S of its junction with Quincy-LaPorte Road, ca. 4 air miles SE of Quincy 1645 Comment
  CAS-BOT-BC215375  Lupinus dalesiae M. S. Taylor 1982-5-26 4539 Plumas W side of Quincy-LaPorte Road, 0.2 mile N of end of pavement, 1.1 miles S of its junction with Fells Creek Road (23N22), ca. 4 air miles SW of Spring Garden 1249 Comment
  CAS-BOT-BC215376  Lupinus dalesiae M. S. Taylor 1982-6-17 4694 Plumas S side of 23N44Y, 0.8 mile SE of its junction with Peoria Creek Road (23N10), ca. 3 air miles SW of Sloat 1706 Comment
  CAS-BOT-BC215385  Lupinus dalesiae M. S. Taylor 1982-6-3 4605 Plumas S side of Poplar Creek Road (23N 08), 0.1 mile E of bridge, ca. 1 mile S of Sloat 1280 Comment
  CAS-BOT-BC215401  Lupinus dalesiae W. J. Follett 1930-5-1 s.n. Plumas In mountains, near Virgilia 1371 Comment
  CAS-BOT-BC215423  Lupinus dalesiae Charles Piper Smith 1947-5-22 47338 Plumas In town, Meadow Valley, 7 miles W of Quincy Comment
  CAS-BOT-BC8436  Lupinus dalesiae Mrs. H. C. Cantelow 1940-5-12 s.n. Plumas 2.4 miles E of Meadow Valley Inn near Quincy Comment
  CDA14137  Lupinus dalesiae G. F. Hrusa 1997-5-3 13827 Plumas Sierra Nevada; At edge of power lines on E side of Rattlesnake Creek, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC33999  Lupinus dalesiae M. S. Taylor; M. Foster 1981-6-3 3833 Plumas N side of rd 23N11, ca. 3 mi s of Happy Valley, near head of Cogswell Ravine, ca. 2 air mi e of Cromberg on Hwy 70. 1767 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
  RSA101414  Lupinus dalesiae R. Weatherby 1955-7-26 1660 Plumas Spanish Peak, near Meadow Valley. 2165 Comment
  SEINET8584753  Lupinus dalesiae W. Harnach 2004-4-11 1156 Plumas Quincy, CA; end of Forest Knoll Road at the top of the hill 1061 Comment
  UC1075742  Lupinus dalesiae Robert J. Weatherby 1955-7-26 1660 Plumas near Meadow Valley (Spanish Peak); , near Meadow Valley 2164 Comment
  UC1502139  Lupinus dalesiae M. S. Taylor 1982-5-25 4530 Plumas w side of Peoria Creek Rd (23N10) 13.5 mi sw of its jct with Poplar Creek just s Sloat; Blue Nose Mt. Quad. 1463 Comment
  UC665283  Lupinus dalesiae Elmer I. Applegate 1934-5-3 8907 Plumas 6 mi nw Quincy; nw of Quincy Comment
  RSA0003390  Lupinus dalesiae Ella Dales Cantelow 1940-5-12 s.n. Plumas 2.4 mi E of Meadow Valley Inn near Quincy. Comment
  SEINET10452036  Lupinus dalesiae Mary Susan Taylor 1982-6-16 Taylor 4686 A Plumas T23N R10E se/sw sec 8. Quincy quad. Both sides of 24N13, ca. 0.5 mi n of spur rd to Little Volcano, ca. 4 air mi se of Quincy. Alt. 5500 ft. 1676 Comment
  SEINET10452042  Lupinus dalesiae Mary Susan Taylor 1982-7-21 Taylor 4887 Plumas T24N R10E e/se sec 7. Quincy quad. American Valley, on ne side of hills s of Greenhorn Creek, ca. 1.5 mi ne of Quincy. 3500 ft. 1069 Comment
  SEINET10452065  Lupinus dalesiae Mary Susan Taylor 1982-6-16 Taylor 4684 Plumas T23N R10E nw/sw sec 5. Quincy quad. Open bare rdcut, n side of 24N13, ca. 0.1 mi e of its jct with Willow Cr Rd (23N90), ca. 4 air mi se of Quincy. 5200 ft. Mixed Evergreen Forest. 1554 Comment
  SEINET10452067  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4605 Plumas T23N R11E nw/ne sec 22. Johnsville quad. S side of Poplar Creek Rd (23N08), 0.1 mi e of bridge, ca. 1 mi s of Sloat. 4200 ft. 1280 Comment
  SEINET10485185  Lupinus dalesiae L. Hanson 1983-6-7 Hanson 196 Plumas On dirt rd e of hassack off of hwy 70, s of quincy. Found in mixed conifer Forest with castilleja spp., Lotus spp, and phlox spp. Comment
  SEINET10485187  Lupinus dalesiae Taylor 1982-7-7 Taylor 4786 Plumas Johnsonville quad. In disturbed soil with scanty duff, on roadcut, south side Of 4 wheel drive rd. .8 To .6 mi east of its jct with poplar creek rd (23n08), Ca. 1 Mi southeast of sloat. With arnica discoidea. 1280 Comment
  SEINET10485191  Lupinus dalesiae Mary Susan Taylor 1982-6-12 Taylor 4810 Plumas T22n r11e se1/4sw1/4 sec 4. Blue nose mt quad. Corolla yellow. On bare Cobbly phyllites around log deck at headwaters of chris creek, ca 6 mi. Nw of Mohawk. Montane coniferous forest. With erythronium purpurascens. Not as Hairy as lower elevation populations. 2012 Comment
  SEINET10485199  Lupinus dalesiae Mary Susan Taylor 1982-7-23 Taylor 4713 Plumas T23n r10e se1/4ne1/4 sec 18. Blue nose mt quad. Open bare phyllite roadbank, S side of peoria creek rd (23n10), 1.5 mi. W of its jct with 23n50y, ca 3 air Mi. Sw of sloat. With pseudotsuga menziesii, osmorhiza chilense. 1402 Comment
  SEINET10485204  Lupinus dalesiae Taylor 1982-5-27 Taylor 4555 Plumas Disturbed roadside in cobbly phyllite with thin pine duff, on the south side of Bucks lake-spanish creek rd. 4.5 Mi southwest of its jct with hwy 70 in quincy. With lathyrus nevadensis, delphinium depauperatum. Bucks lake northeast quad. 1097 Comment
  SEINET10483998  Lupinus grayi Mary Susan Taylor 1981-5-10 Taylor 3662 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
  SEINET10484001  Lupinus grayi Mary Susan Taylor 1982-5-26 Taylor 4534 Plumas T23N R10E nw/nw sec 12. Spring Garden quad. Both sides of Fells Creek Rd - 23N22, 4.0 mi w of Lee Summit, ca. 2 air mi sw of Sloat. 4400 ft. Mixed Coniferous Forest. 1341 Comment
  SEINET6655077  Lupinus grayi P. Kenney, Dunn; Conrad 1973-6-5 436 Plumas Alon Hwy 70; 6 mi. S from Jct of Hwy 89 & 70.; 0 1067 Comment
  SEINET10937107  Lupinus latifolius J. D. Detzer, M. Sacks 1977-7-14 Detzer 22 Plumas Corolla blue to purple and white. Plants ca 11 dm tall. Abundant on dry Gravelly soil in open area at edge of montane coniferous forest, ca 3.5 km ne Of squaw pk., On e bank of unimproved usfs road. Sec 1, t25n, r14e. 1973 Comment
  CHSC40861  Lupinus lepidus var. confertus K. R. Stern 1985-6-25 8233 Plumas Vicinity of Blairsden. 1371 Comment
  UC174572  Lupinus lepidus var. confertus A. A. Heller and P. B. Kennedy 1907-7-15 8844 Plumas near mouth of Little Grizzly Creek below Genessee; near mouth of Little Grizzly Creek Comment
  UCD150859  Lupinus lepidus var. confertus K. A. Wagnon 1967-7-11 s.n. Plumas Frenchman Creek, Plumas National Forest. Comment
  CAS-BOT-BC202068  Lupinus lepidus var. lobbii L. P. Janeway 1993-7-15 4453 Plumas Plumast National Forest, Quincy Ranger District. Ridge between Fales Basin and Rattlesnake Gulch; overlooking East Branch North Fork Feather River 1569 Comment
  JEPS103585  Lupinus lepidus var. lobbii Lowell Ahart 2002-6-26 9780 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  SJSU11971  Lupinus lepidus var. lobbii N. A. Hopkins 1973-6-15 539 Plumas by Old Gold L Rd near rd to Mills Peak fire Lookout, 1.5 mi E of Gold L. 2042 Comment
  CDA27461  Lupinus lepidus var. sellulus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3092 Plumas 1.8 miles north of Lawrence Street, Quincy, on Highway 70/89. Comment
  CHSC70795  Lupinus obtusilobus B. Castro 1989-8-14 383 Plumas Ca 5 air mi NE of Four Trees by the Oro-Quincy Hwy, in the vicinity of Grizzly Summit. On E side of road. 1761 Comment
  RSA715535  Lupinus onustus John Dittes, Josephine Guardino, Eva M Dittes 2005-6-4 1145 Plumas Northern High Sierra Nevada Range; drainage of East Branch Lights Creek, ca. 12.3 air-miles northeast of Taylorsville, ca. 5.7 air-miles southwest of Diamond Mountain, ca. 4.2 air-miles southeast of Indicator Peak., South-facing slope ca. 850 north of confluence of East Branch Lights Creek and Morton Creek, ca. 1232 northeast of junction of FS road 28N03 and county road 213. 1374 Comment
  SEINET10451244  Lupinus onustus Douglas G. LeDoux, Katherine L. Morris; David B. Dunn 1973-6-5 LeDoux 1080 Plumas Collected on s side of greenville on n-facing slope. Douglas fir forest on Small side road. Comment
  SEINET10837855  Lupinus onustus Patricia L. Kenney 1973-6-5 Kenney 419 Plumas Along roadside of hwy 89, 5 mi n of jct of hwy 70 & 89. Yellow pine, douglas fir, and oaks. 1067 Comment
  SEINET10841342  Lupinus onustus Cantelow 1940-5-12 CANTELOW s.n. Plumas 2 mi n of quincy. Hwy. 89. Comment
  SEINET10484150  Lupinus polyphyllus subsp. superbus Mary Susan Taylor 1982-7-7 Taylor 4787 A Plumas T22N R12E sw/ne sec 9. Johnsville quad. Jct of Hwy 70 and Mohawk turnoff, at Mohawk Ranger Station, ca. 1 mi w of Blairsden. 4400 ft. 1341 Comment
  CHSC56852  Lupinus polyphyllus var. burkei L. P. Janeway 1991-8-4 4126 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass, 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  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
  SEINET10452652  Lupinus sellulus Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3852 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  SEINET10490874  Lupinus sellulus var. sellulus Taylor 1982-7-7 Taylor 4787 Plumas Johnsonville quad. Corolla pale blue, fading beige. Along sloat road (509), Ca 1 mi ne of sloat. Dry rocky roadside. With plantago lanceolata, collomia Grandiflora. 1280 Comment
  RSA32775  Lupinus stiversii A. A. Heller 1938-5-30 15131 Plumas Along the Feather River near Bucks Creek powerhouse. 610 Comment
  JEPS95338  Luzula parviflora Lowell Ahart 1994-6-17 7346 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  UC1560403  Lysimachia nummularia E. Joyal and D. Mehlman 1988-6-30 1299 Plumas e of Quincy 1200 Comment
  CHSC44133  Lysimachia thyrsiflora V. Oswald; L. Ahart 1988-8-4 3680 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. In shallow water of a marsh along the ne shore of the lake. 1676 Comment
  CHSC36336  Madia elegans subsp. elegans M. S. Taylor 1982-6-28 4767 Plumas Ramelli Ranch, along roadsides, near jct of Hwy 70 and Calpine Rd, ca. 1 mi w of Beckwourth. 1487 Comment
  CHSC41276  Madia exigua J. D. Jokerst 1984-5-13 2002 Plumas Canyon of Indian Cr. on slopes N of creek and S of the Indian Creek Road. In Eastside forest. 1249 Comment
  RSA794837  Madia exigua L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15887 Plumas About 200 yards northwest of Lake Almanor Dam. 1422 Comment
  RSA670120  Madia exigua June McCaskill 326 Plumas Lake Almanor region [?] Comment
  CAS-BOT-BC342868  Madia glomerata John Thomas Howell 1951-8-20 28196 Plumas Indian Valley 1066 Comment
  CDA8266  Madia glomerata L. Ahart, J. Dittes 2005-9-19 12401 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. Comment
  JEPS114382  Madia glomerata Lowell Ahart 2008-9-10 15382 Plumas On the sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  CAS-BOT-BC342843  Madia glomerata Roxana S. Ferris; Laura Lorraine 1941-8-9 10430 Plumas Meadow at Lake Almanor Public Camp. (near village) Comment
  OBI50180  Madia glomerata Barbara Ertter 1988-7-25 7845 Plumas Diamond Mts ca 12 airmiles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville-Red rock jctn. T28N R11E S10 NW 1981 Comment
  UC485320  Madia glomerata Katharine Brandegee Plumas Portola Comment
  JEPS114379  Madia gracilis Lowell Ahart 2008-8-13 15166 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
  RSA189378  Madia gracilis L. S. Rose 1967-7-12 67170 Plumas Quincy 1037 Comment
  CAS-BOT-BC343262  Madia gracilis David D. Keck 1932-7-6 1717 Plumas Halfway between Prattville and Chester 1340 Comment
  CAS-BOT-BC343269  Madia gracilis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2104 Plumas Butterfly Botanical Area and Vicinity. Between Butterfly Valley and Darlingtonia bogs 1066 Comment
  CDA8280  Madia gracilis T. C. Fuller 1959-7-6 4299 Plumas Highway 89, 4 miles south of Crescent Mills. 0 Comment
  UCD134298  Madia gracilis John Thomas Howell; T. C. Fuller, G. D. Barbe 1981-6-24 54252 Plumas about 2.5 miles southeast of Mt. Hough on the road of Quincy. 1798 Comment
  UCD23348  Madia gracilis E. W. Jameson 1949-6-17 s.n. Plumas 6 miles north of Keddie. 1371 Comment
  CAS-BOT-BC345248  Madia subspicata John Thomas Howell 1967-6-23 42695 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC324549  Malacothrix John Thomas Howell; H. Keith Wagnon 1980-5-28 53701 Plumas Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River, Sierra Nevada 853 Comment
  CHSC44883  Malacothrix floccifera Lowell Ahart 1975-7-2 840 Plumas Along the edge of a dirt road, about 7 air miles north of the Sly Creek Dam. 914 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
  SD18457  Marsilea vestita J. G. Lemmon 1876-1-8 Plumas Sierra Valley Comment
  JEPS116142  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
  JEPS88533  Matricaria discoidea Vernon H. Oswald and Lowell Ahart 1996-7-15 8014 Plumas Lake Almanor High Cascade Range (e side of arm of lake extending n from the Hwy 36 causeway, s of point where the road to Last Chance Campground (28N11) begins to parallel lake) 1371 Comment
  RSA59473  Medicago lupulina E. K. Balls 1950-9-16 15878 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, hwy. 89. 1433 Comment
  CDA13383  Melica aristata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13232 Plumas Sierra Nevada; Occasional in dry forest understory near headwaters of Bull Run Creek off USFS 23N12E. Perennial. Forest dominated by Pinus jeffreyi, Abies concolor. Comment
  RSA71304  Melica aristata L. S. Rose 1951-6-27 51023 Plumas Johnsville. 1601 Comment
  CAS-BOT-BC282080  Melica fugax John Thomas Howell 1975-6-16 51153 Plumas 2 miles NW of Spring Garden 1173 Comment
  CAS-BOT-BC282101  Melica fugax John Thomas Howell 1960-7-22 35905 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad 1828 Comment
  CHSC41427  Melica fugax Lowell Ahart 1986-7-8 5346 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CHSC87821  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11008 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy. 1344 Comment
  JEPS106233  Melica fugax Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11154 Plumas On the north side of a forest road, small meadow, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  CAS-BOT-BC264173  Melica subulata Gordon H. True; John Thomas Howell; Walter Knight; Irja Knight 1968-6-11 2410 Plumas Butterfly Botanical Area, Sierra Nevada 1097 Comment
  CAS-BOT-BC264183  Melica subulata Javier Penalosa 1962-6-19 2491 A Plumas Hwy. 40-89, +-6.2 mi. SE of Quincy 1097 Comment
  JEPS28298  Melica subulata George W. Gillett 1957-7-17 793 Plumas from Little Willow Lake to Willow Lake; Lassen Volcanic National Park 1767 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
  UC641676  Melica subulata G. L. Stebbins Jr. 1939-7-6 2911 Plumas Univ. of Calif. Forestry Camp Meadow Valley (Meadow Valley) 1152 Comment
  CHSC102148  Mentha arvensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16243 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS16778  Mentha spicata Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4350 Plumas northern limits Taylorsville 1079 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
  CHSC101846  Mentzelia dispersa Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15876 Plumas About 1600 feet southwest of Lake Almanor Dam. 1386 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
  SEINET5333284  Mentzelia laevicaulis W. Harnach, N. Harnach 1990-7-10 470 Plumas Sierra Valley, just west of the steel bridge on Marble Lane 1486 Comment
  POM147041  Mentzelia montana Alice Eastwood 1927-05 14875 Plumas On road from Chilcott. United States Forest Reserve. Comment
  JEPS87377  Menyanthes trifoliata Vernon H. Oswald and Lowell Ahart 1993-8-3 5759 Plumas 9 air mi n of Lake Almanor (Hay Meadow at n end of 30N25 on s edge of the Caribou Wilderness); Caribou Wilderness, Hay Meadow 1950 Comment
  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
  CAS-BOT-BC428538  Micranthes aprica D. E. Breedlove 1962-6-12 3433 Plumas Along State Highway 36, 6.9 miles west of Chester 1524 Comment
  CAS-BOT-BC428603  Micranthes bryophora Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  LA209005  Micranthes integrifolia Mrs. C. W. Hollis; 1928-6-30 Plumas Mt. Lassen National Forest, Drakesbad Comment
  CAS-BOT-BC429237  Micranthes oregana Milo S. Baker 1926-8-28 314 b-'26 Plumas Drakesbad Comment
  JEPS59926  Micropus californicus var. californicus Lewis S. Rose 1968-6-11 68102 Plumas 4 mi s of Keddle; Butterfly Valley Comment
  CAS-BOT-BC349348  Microseris nutans A. A. Heller 1915-7-7 12060 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CHSC34922  Microseris nutans M. S. Taylor 1981-7-17 4037 Plumas Lakes Basin, Bear Lakes trail, just s of spur trail to Gold Lake Lodge, ca. 6 mi s of Mohawk. 1981 Comment
  CHSC43626  Microseris nutans Vernon Oswald 1986-6-6 2081 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  CHSC72442  Microseris nutans L. P. Janeway 1998-6-23 5652 Plumas About 1.8 mi south-southeast of Indicator Peak; along Road 28N03 on south side of upper West Branch Bear Valley Creek. Ridge top. 1676 Comment
  SEINET10496807  Microsteris gracilis Mary Susan Taylor 1981-5-10 Taylor 3682 Plumas T27N R12 E ne sec 26, Antelop Lake quad. S side of Antelope Lake, along path at Vista Point, ca. 20 air mi NE of Taylorsville. Sandy granite soil, in the open. 5040 ft. 1536 Comment
  POM253302  Microsteris gracilis subsp. gracilis A. A. Heller 1938-5-21 15101 Plumas Just north of Chester 1305 Comment
  SEINET10902909  Microsteris gracilis subsp. humilis Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3876 Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  JEPS4599  Mimulus aurantiacus var. grandiflorus W. L. Jepson 1910-6-18 4150 Plumas Belden Comment
  POM147038  Mimulus bicolor Alice Eastwood 1927-06 14625 Plumas On trail to Long Valley. United States Forest Reserve. Comment
  CHSC101868  Mimulus breweri Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15903 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  JEPS28611  Mimulus breweri George W. Gillett 1957-7-17 791 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  JEPS10495  Mimulus guttatus W. L. Jepson 1924-7-22 10613 Plumas Rich Point Middle Fork Feather River 1097 Comment
  JEPS113599  Mimulus guttatus Lowell Ahart, Josephine Guardino 2007-7-21 14388 Plumas Bottom and sides of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  UC511309  Mimulus guttatus Lyman Benson 1932-7-29 3982 Plumas Buck Lake Sierra Nevada, Feather River Watershed 2133 Comment
  UC726948  Mimulus moniliformis A. A. Heller 1942-8-14 16522 Plumas above Sulphur Works Checking Station (near the Brokeoff Trail); Lassen Park Comment
  UCD122822  Mimulus moschatus J. M. Tucker 1948-7-25 1739 Plumas at mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. 1524 Comment
  JEPS20829  Mimulus nanus var. mephiticus S. Galen Smith 1958-7-25 Plumas near Rich Bar (along Feather River Highway (Alt. US 40), 2.2 mi e of bridge over North Fork of the Feather River and junction of road to Caribou) 777 Comment
  JEPS81482  Mimulus nanus var. mephiticus M. S. Taylor 1982-7-21 4896 Plumas ca. 5 mi se Quincy (s end of Bachs Creek Ridge); Quincy quad. 1752 Comment
  RSA422245  Mimulus nanus var. mephiticus Dorothy Davis 1923-08 s.n. Plumas Gold Lake. 2439 Comment
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Nov 13 2013
  POM43485  Mimulus primuloides Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek. 1524 Comment
  RSA169427  Mimulus primuloides L. S. Rose 1963-6-3 63118 Plumas Butterfly Valley, 2 miles SW of Keddie. 1189 Comment
  UC1795606  Mimulus torreyi S. E. Schoenig 1998-7-5 98 -73 Plumas N side of Hwy 36, 1.0 mi W of junction with Hwy 89.7 miles W of Chester 1493 Comment
  UC711935  Mimulus torreyi Roxana S. Ferris and Laura Lorraine 1941-8-9 10436 Plumas about 2 1/2 mi from Lake Almanor Public Camp (State Hwy 89 on road to Chester) Comment
  CAS-BOT-BC432979  Mitella breweri Clarence R. Quick 1953-8-8 53 -113 Plumas South of Meadow Valley Comment
  CAS-BOT-BC432982  Mitella breweri Anna Head 1921-7-23 s.n. Plumas Trail to Long Lake, Feather River Region Comment
  UC170975  Mitella trifida H. M. Hall 1912-7-13 9357 Plumas Nelson Creek Sierra Nevada Mountains 1737 Comment
  CHSC61742  Monardella follettii L. P. Janeway 1993-7-15 4454 Plumas Plumas National Forest. Ridge between Rattlesnake Gulch and Twelvemile Ravine; along Rd 25N17 2.4 mi northwest of the saddle on the divide between upper Spanish Creek and East Branch North Fork Feather River; at a switchback. 1447 Comment
  CHSC67670  Monardella follettii James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2554 Plumas Rich Gulch Rd. 3.0 mi N of Hwy. 70 on slope W of and adjacent to road (26N22) S of Red Mtn. turnoff. Comment
  SBBG124928  Monardella follettii W. I. Follett 1937-8-2 108 Plumas Rich Gulch (NE slope of Red Hill), E branch of North Fk Feather River [ISOTYPE] 1280 Comment
  SEINET10582330  Monardella follettii A. Graff 1993-7-22 Graff 315 Plumas Plumas National Forest. Meadow Valley Rd. south, .4 mile from Union Pacific RR crossing, on left road cut. T25N,R8E,S20. Locally frequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Comment
  SEINET10829412  Monardella follettii A. Graff 1993-7-23 Graff 336 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  CAS-BOT-BC222107  Monardella odoratissima subsp. pallida Wayne Roderick 1967-8-5 s.n. Plumas Luther Ridge, Plumas-Sierra County line 2133 Comment
  CDA18466  Monardella odoratissima subsp. pallida G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3200 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  CHSC51246  Monardella odoratissima subsp. pallida Lowell Ahart 1975-7-20 916 Plumas Growing about 1 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  RSA0039302  Monardella odoratissima subsp. pallida Lowell 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
  CAS-BOT-BC318570  Monardella odoratissima subsp. pallida F. Cayot 1913-8-12 19214 Plumas Three Mile Valley. 1706 Comment
  SEINET12334046  Monardella odoratissima subsp. pallida L. P. Janeway 1989-1 3484 Plumas Johnsville quad T23N R12E NE? of sec21, Along Jackson Creek, rd 23N11 2.3mi from hwy 70/89,then 2.2? 1783 Comment
  CDA18584  Monardella sheltonii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3286 Plumas Sierra Nevada; 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  CHSC67827  Monardella sheltonii James D. Jokerst 1992-8-1 3443 Plumas Gold Lake Resort, without further data. Comment
  SEINET10582348  Monardella sheltonii A. Graff 1993-7-22 Graff 297 Plumas Plumas National Forest. Hwy. 70 west, just past Keddie, on east-facing road cut, just before bridge going over Spanish Creek. T25N,R9E,S22. Growing on a bare, rocky, gravelly, steep cut, below a forest of Pinus jeffreyi, Calocedrus decurrens, Quercus kelloggii. Comment
  SEINET10582353  Monardella sheltonii A. Graff 1993-7-21 Graff 281 Plumas Plumas National Forest. Hwy. 70, .3 miles northwest of its junction with USNFS Rd. 23N06 (just past Mohawk), on the northeast side of the road. T22N,R12E,S5. Growing in sandy clay with Pinus jeffreyi and scrub. Mid-bloom. Bombus sp. Comment
  UC1473878 Image available Monardella stebbinsii Clare B. Hardham 1968-7-15 15680 Plumas Near Belden, North Fork Feather River, 1.9 km north of Queen Hills Camp Ground, Sierra Nevada Mounrtains Comment
  CAS-BOT-BC7366  Monardella stebbinsii Clare Butterworth Hardham 1968-7-15 15680 Plumas Belden--Caribou Rd., about 1 mile N of Queen Lily Camp Ground. North Fork of Feather River. 853 Comment
  SEINET10582269  Monardella stebbinsii A. Graff 1993-7-22 Graff 326 Plumas Plumas National Forest. 1.15 miles north on Caribou Rd. (USNFS Rd. 27N26) from wooden bridge just past USNFS Queen Lily Campground, on left roadside. T25N,R7E,S4. Rare, on a rocky, iron-rich serpentine slope, with occasional Pinus ponderosa, Quercus sp., Salix sp. Beginning of bloom. Comment
  UC1124568  Monardella villosa subsp. villosa C. G. Albertus 1935-7-20 220 Plumas 1 1/2 mi southwest of Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC444738  Montia chamissoi D. E. Breedlove 1962-6-12 3440 -A Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  UC1136697  Montia chamissoi E. Sawyer 1935-6-27 203 Plumas 1.4 mi se of Crow (Plumas National Forest); Plumas National Forest 1706 Comment
  CHSC58195  Montia fontana subsp. amporitana Vernon H. Oswald; Lowell Ahart 1992-6-22 5017 Plumas Lassen Volcanic National Park. Ca. 0.4 mi N of the park boundary along the service road into Terminal Geyser, ca. 0.5 mi ENE of Little Willow Lake. Locally common on a vernally wet but now dry slope bordering the road. 1767 Comment
  JEPS113567  Montia fontana subsp. chondrosperma Lowell Ahart, John Dittes 2007-6-16 14100 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CAS-BOT-BC445081  Montia linearis Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC267014  Muhlenbergia filiformis Clarence R. Quick 1966-7-7 66 37 B Plumas E of Cottonwood Creek crossing, ca 3 miles S of W end of Humbug Valley 1402 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
  UC1024666  Muhlenbergia filiformis Leo Whitney 1934-8-23 2183 Plumas ca 15 mi n Beckwith; Plumas National Forest, Willow Creek 1950 Comment
  UCD86676  Muhlenbergia filiformis E. D. Merrill 1929-7-13 Plumas Silver Lake. 1828 Comment
  CAS-BOT-BC275032  Muhlenbergia richardsonis L. W. Swift 1934-7-13 98 Plumas Murdock Crossing, Plumas Forest 1737 Comment
  RSA39894  Muilla maritima Philip A. Munz 1947-5-16 11835 Plumas 8 miles north of Chilcoot. 1524 Comment
  RSA726290  Myosotis discolor L. Ahart, John Dittes 2007-6-16 14108 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  SBBG119739  Myosurus apetalus var. borealis L. Ahart with J. Dittes, J. Guardino, R. Schlising, S. Chamberlain 2004-6-14 11064 Plumas S side of Forest Rd 24N10, ca. 0.25 mi W of Cow Crk, W of Lake Davis, ca. 9.25 mi NE of Sloat 1796 Comment
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Apr 8 2009
  RSA312422  Myosurus aristatus H. L. Mason 1953-7-8 14559 Plumas 1/2 as long as claw, 6 miles SE of Beckwourth on road from Beckwourth to Loyalton across valley Comment
  RSA52947  Myriophyllum hippuroides R. Weatherby 1950-7-28 1496 Plumas Indian Creek, about 2 miles south of Crescent Mills. 1037 Comment
  CHSC81379  Myriophyllum sibiricum Lowell Ahart 2001-9-18 9278 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  CHSC81622  Myriophyllum sibiricum Lowell Ahart 2001-10-8 9334 Plumas On the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  UC1965872  Myriopteris covillei J. G. Lemmon July, 1876 Plumas Taylorsville, Indian Valley Comment
  CHSC62465  Nama lobbii L. P. Janeway 1993-8-14 4525 Plumas Plumas National Forest. Oroville Ranger District. Haskins Valley Compartment. Dirt road cutbank along Road 24N29Y; ca 0.7 mi northwest of Haskins Creek, ca 1.4 mi east-southeast of Bucks Lake. 1731 Comment
  SD6686  Nama lobbii Mrs. R. M. Austin 1877-1 Plumas Spanish Peak Comment
  SEINET10448298  Nasturtium officinale Mary Susan Taylor 1982-5-23 Taylor 4509 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  HSC103853  Navarretia breweri G. D. Barbe, T. C. Fuller 1982-6-17 3821 Plumas South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam 1707 Comment
  RSA123148  Navarretia breweri E. Sawyer 1935-6-27 211 Plumas Mouth of Dixie Valley 1555 Comment
  CHSC60611  Navarretia capillaris L. P. Janeway 1989-7-19 3502 Plumas Plumas National Forest. Southwest side of Red Clover Valley 0.2 mi southwest of Beckwourth-Genesee Road, 11.7 mi from Beckwourth. In and along dirt road. 1676 Comment
  SEINET197718  Navarretia intertexta J. M. Tucker 1948-7-24 1717 Plumas Near road from Cascade to Camel Peak. 1615 Comment
  SEINET8584723  Navarretia intertexta subsp. intertexta W. Harnach 2013-5-18 1353 Plumas 0.25 miles east of Co. Rd A-23 on Marble Lane, south of Beckwourth 1491 Comment
  JEPS70402  Navarretia intertexta subsp. propinqua Joseph Andorfer Ewan 1934-7-18 8558 Plumas near Portola (along bottoms of Middle Fork Feather River); Sierra Nevada, Middle Fork Feather River 1676 Comment
  POM161750  Navarretia leptalea R. C. Bacigalupi 1927-7-11 1721 Plumas Grassy Lake Meadows near Bear Lake. Gold Lake Region. 1890 Comment
  CDA40132  Navarretia leptalea Vernon H. Oswald & Lowell Ahart 1998-8-11 9477 Plumas USFS 23N85Y 0.8 mile east of Oroville-Quincy Highway, 6.2 miles northeast of Four Trees, on the south side of Frenchman Hill. Comment
  RSA67609  Navarretia leptalea Verne Grant, Alva Grant 1950-7-11 8925 Plumas North of Greenville by junction of Almanor and Susanville roads Comment
  JEPS94854  Navarretia leptalea subsp. leptalea Vernon H. Oswald and Lowell Ahart 1998-8-11 9477 Plumas 6.2 mi ne of Four Trees (on s side of Frenchman Hill, USFS 23N85Y 0.8 mi e of Oroville-Quincy Highway); Frenchman Hill 1737 Comment
  UC306887  Navarretia leptalea subsp. leptalea unknown 1918-7-26 Plumas 300 ft above Mud Lake (Sierra Nevada); , above Mud Lake 2529 Comment
  SEINET10969164  Navarretia propinqua Mary Susan Taylor 1982-6-28 Taylor 4758 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
  RSA189380  Nemophila heterophylla L. S. Rose 1967-5-6 67057 Plumas North Fork, Feather River. Injun Jim Cam. 610 Comment
  CAS-BOT-BC231225  Nemophila parviflora var. austiniae Mary Strong Clemens 1920-5-20 s.n. Plumas Greenville Comment
  UC606961  Nemophila spatulata L. Constance 1938-6-10 2319 Plumas near Lake Almanor (Feather River at Chester); , near Lake Almanor 1219 Comment
  JEPS63429  Nepeta cataria W. L. Jepson 1939-8-16 19444 Plumas near Quincy (Greenhorn Creek); Greenhorn Creek 1036 Comment
  CHSC48189  Nothocalais alpestris Vernon Oswald 1984-7-12 1574 Plumas Henry's Flat between Lotts Lake and Spring Valley Lake, ca. 4 mi e of Philbrook Reservoir. 1950 Comment
  CHSC4690  Nuphar lutea subsp. polysepala R. Carter 1966-7-10 484 Plumas Found 1/4 mi. S on intersection of Oroville- Quincy Rd. and 24N33 on S side Oroville-Quincy Rd. ca. 50 yds. off road in pond in open meadow. 1524 Comment
  SEINET5345685  Oenothera deltoides var. piperi W. Harnach, N. Harnach 1990-5-27 325 Plumas Sierra Valley, Between Vinton and Chilcoot, Vinton cemetary 1524 Comment
  SEINET5345643  Oenothera elata var. hirsutissima A. A. Heller, P. B. Kennedy 1907-7-16 8861 Plumas Genessee Valley enar Genessee Comment
  JEPS125722  Onopordum acanthium subsp. acanthium William Harnach 2015-8-6 1439 Plumas 4.85 miles West of Vinton on Highway 70. Comment
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May 9 2017
  CHSC21821  Oreostemma alpigenum var. andersonii F. T. Griggs; A. Pass 1975-8-5 307 Plumas Bucks Lake Forest Service Survey. Comment
  CHSC59676  Oreostemma alpigenum var. andersonii L. P. Janeway 1992-8-30 4300 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. 1889 Comment
  CHSC66744  Oreostemma alpigenum var. andersonii Vernon H. Oswald; Lowell Ahart 1996-8-14 8172 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 Camp-ground. 1676 Comment
  CAS-BOT-BC355574  Oreostemma alpigenum var. andersonii John Thomas Howell 1960-7-23 35964 Plumas Lassen Volcanic National Park. Dream Lake, Drakesbad 1828 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
  CHSC97275  Orobanche californica subsp. jepsonii Lowell Ahart; John Dittes 2007-8-9 14451 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2493 Comment
  SBBG68722  Orobanche fasciculata E. Rockwell -Jun-1925 723 Plumas Beckwourth 1371 Comment
  CAS-BOT-BC500133  Orobanche fasciculata Alice Eastwood 1927-6-15 14588 Plumas US Forest Reserve, near Long Valley Comment
  UC914303  Orobanche uniflora subsp. occidentalis Verne Grant and Alva Grant 1948-6-13 8586 Plumas Lava Cap, 1 mile from Cascade on Oroville Road. Comment
  CHSC62354  Orthilia secunda B. Castro 1989-8-18 404 Plumas Ca 7 air mi S of Bucks Lake, ca 1 mi E of Hardquartz mine; towards top of Scotch Ck. 1676 Comment
  SEINET10549656  Orthocarpus copelandii Mary Susan Taylor 1982-8-31 Taylor 5085 Plumas T28N R11E se/sw sec 11. Diamond Mt quad. Summit of Red Rock Lookout, ca. 15 mi ne of Taylorsville. Dry rocky open ridge. 7618 ft. 2322 Comment
  SBBG100024  Orthocarpus cuspidatus subsp. copelandii B. Ertter 1988-7-25 7859 Plumas Pierce Crk, Diamond Mts, ca. 15 air mi S of Susanville Comment
  SEINET12326102  Orthocarpus hispidus W. Knight, Knight, I. 1983-1 4896 Plumas Warner Creek Campground between Chester & Drakesbad 1539 Comment
  CHSC20775  Osmorhiza chilensis K. R. Stern 1975-7-24 5860 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC21596  Osmorhiza occidentalis D. E. Brink Jr.; L. M. Mayer 1975-7-18 Plumas Bucks Lake Floristic Survey. Comment
  CAS-BOT-BC316902  Packera eurycephala var. lewisrosei G. L. Smith 1976-6-5 4540 Plumas along Rte. 70, mid Feather River Canyon, near Lewisia Cliff. 640 Comment
  CAS-BOT-BC121005  Paeonia brownii Mary Strong Clemens 1920-4-20 s.n. Plumas Greenville Comment
  CAS-BOT-BC121006  Paeonia brownii Anna Head 1920-6-15 s.n. Plumas Lake Center Camp, Feather River Region. 1920 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
  RSA122687  Paeonia brownii E. Sawyer 1935-5-23 32 Plumas 1.5 miles southeast of Kerby 1524 Comment
  SEINET10932238  Paeonia brownii Mary Susan Taylor 1982-5-7 Taylor 4418 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  UCD150435  Paeonia brownii T. Stone 1966-4-21 s.n. Plumas Mountain Meadows. Comment
  UCD148345  Panicum capillare G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3280 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 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
  UC114925  Parnassia californica Mrs. R. M. Austin 187 Plumas California Comment
  RSA467333  Parnassia palustris var. californica Anstruther Davidson 1928-7-1 s.n. Plumas Feather River. Comment
  CHSC21091  Pectiantia breweri F. T. Griggs; A. Pass 1975-7-2 59 Plumas 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
  CHSC61061  Pedicularis attollens Vernon H. Oswald; Lowell Ahart 1993-8-3 5765 Plumas Unnamed lake ca. 0.25 mi E of Hay Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor. Common on the N side of the lake. 1926 Comment
  RSA112884  Pedicularis aurantiaca E. F. Sprague 1957-5-30 1214 Plumas 4.2 miles west of Mineral. Lake Almanor. 1311 Comment
  SD46706  Pedicularis groenlandica Robert J. Weatherby 1955-6-26 1559 Plumas Near Lakes Ranger Station, Lakes Basin 1981 Comment
  CHSC65128  Pedicularis semibarbata Vernon H. Oswald 1995-7-24 7105 Plumas Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw to Beauty Lake. 1950 Comment
  CHSC23378  Pellaea brachyptera Lowell Ahart 1975-8-29 967 Plumas In section 32 near Oxford and Coquette Creeks. About 10 miles south of Buck's Lake. 1828 Comment
  RSA60025  Pellaea bridgesii E. K. Balls 1950-9-1 15589 Plumas Long Lake, ridge above east shore, toward trail going south of lake 2134 Comment
  SD19373  Pellaea bridgesii J. G. Lemmon 1876-1 Plumas Sierra Valley Comment
  UC338513  Pellaea bridgesii J. G. Lemmon and wife June 1889 Plumas Gold Lake Valley Comment
  POM853  Pellaea mucronata D. L. Crawford 1916-3-12 s.n. Plumas Fern Canyon. Comment
  JEPS32700  Penstemon deustus Lewis S. Rose 1963-6-2 63082 Plumas 4 mi w Virgilia (East Branch North Fork Feather River); East Branch North Fork of Feather River 762 Comment
  RSA641473  Penstemon deustus Michael A. Vincent 1999-6-8 8561 Plumas Along FS 28N03H about 0.25-0.5 mile south of FS Rt 3. Comment
  RSA189326  Penstemon deustus subsp. deustus L. S. Rose 1967-7-12 67173 Plumas 1 mile S of Keddie; Butterfly Creek and Spanish Creek. 884 Comment
  RSA285579  Penstemon deustus subsp. deustus D. C. Michener 1981-7-17 4020 Plumas Sierra Nevada. CA 70, 1.2-1.5 mile north of Tobin. Above the north Fork of the Feather River. Comment
  SEINET5326671 Image available Penstemon deustus var. pedicellatus L. Miller 1934-5-25 s.n. Plumas 15 mi W of Portola Comment
  NY609847  Penstemon deustus var. suffrutescens M. S. Clemens 1920-5-26 s.n. Plumas Taylorsville 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
  NY609848  Penstemon deustus var. suffrutescens J. P. Kroessig 1977-5-24 29 Plumas Along north margin of Alt 40, ca. 32 km south-southeast of Greenville. Almanor quadrangle, 15' 805 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
  HSC20993  Penstemon gracilentus W. R. Rogers 1966-7-6 287 Plumas Ferris Creek 1829 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
  CHSC100863  Penstemon neotericus B. Castro; L. P. Janeway 2005-9-11 1519 Plumas Ca 5 air mi N of Bucks Lake and 2.5 mi S of Highway 70 and the Feather River Cyn, just N of Three Lakes. Ca 0.7 mi E of the Three Lakes trailhead, along the Pacific Crest Trail. Along trail just NW of wide flat open fen in the middle of the Grassy Lakes. Several feet up from trail on moderate s-facing slope. 1920 Comment
  JEPS11209  Penstemon neotericus O. E. Mack 1923-7-9 Plumas Chester Comment
  POM186422  Penstemon neotericus D. D. Keck 1932-7-6 1713 Plumas 8 miles N of Greenville on road to Prattville. 1463 Comment
  CAS-BOT-BC239304  Penstemon newberryi var. berryi W. W. Wagner 1919-6-29 298 Plumas Grizzley [Grizzly] Ridge 2346 Comment
  CAS-BOT-BC239307  Penstemon newberryi var. berryi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54277 Plumas Mt. Hough 2203 Comment
  LA209544  Penstemon newberryi var. newberryi Mrs. C. W. Hollis; 1928-6-30 Plumas Mt. Lassen National Forest, Drakesbad Comment
  UC565598  Penstemon newberryi var. newberryi Herbert L. Mason 1924-6-18 1065 Plumas road between Graeagle and Gold Lake; road between Graeagle and Gold Lake Comment
  UC565924  Penstemon newberryi var. newberryi F. W. Embree 1934-6-6 75 Plumas 1 mi s, 0.25 mi w Rutherford; Bidwell Bar Quad. 1615 Comment
  SEINET10548092  Penstemon personatus Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4009 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
  CDA13929  Penstemon roezlii G. F. Hrusa 1997-5-3 13854 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
  CHSC21298  Penstemon roezlii F. T. Griggs; A. Pass 1975-7-29 257 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC87627  Penstemon roezlii Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10954 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1251 Comment
  UC584317  Penstemon roezlii G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2237 Plumas n Engelmine (sw slopes and ridge crest Red Rock); sw slopes and ridge crest Red Rock 2133 Comment
  CDA19271  Penstemon rydbergii var. oreocharis G. D. Barbe, T. C. Fuller 1982-6-17 3838 Plumas Plumas National Forest; East shore Frenchman Lake, Crystal Fishing Access. 1706 Comment
  JEPS15108  Penstemon rydbergii var. oreocharis Beryl O. Schreiber 1938-7-9 2521 Plumas 1 mi e Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  NY651266  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-12 25817 Plumas Along Feather River, west of Beckwourth 1493.5 Comment
  POM145453  Penstemon rydbergii var. oreocharis J. B. Feudge 1927-7-20 1840 Plumas Near Chester. 1829 Comment
  UC384664  Penstemon speciosus E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  UC619256  Penstemon speciosus J. and H. W. Grinnell 1938-6-11 1091 Plumas Mohawk 1341 Comment
  CHSC34859  Perideridia bolanderi M. S. Taylor; M. Foster 1981-6-8 3865 Plumas N side of 24N08, just n of its jct with 25N93, 1/2 way between Bagley Pass and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. 1706 Comment
  CHSC37671  Perideridia bolanderi M. S. Taylor 1982-6-21 4706 Plumas Between creek and Eureka Ridge Rd (23N090, ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 1859 Comment
  UC1778622  Perideridia bolanderi G. Douglas Barbe, T. C. Fuller 1982-7-16 3770 Plumas Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Beardsley Mine on forest road 3.8 mile S of Green Flat, Plumas National Forest. 1981 Comment
  JEPS113373  Perideridia bolanderi subsp. bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14038 Plumas Open rocky flat, along the east side of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  RSA712867  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 1673 Comment
  POM147060  Perideridia bolanderi subsp. bolanderi Alice Eastwood 1927-6-17 14654 Plumas Long Valley Comment
  UC1389946  Perideridia lemmonii T. I. Chuang and R. Bacigalupi 1963-8-2 5919 Plumas Childs Meadow 1463 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
  CDA25039  Perideridia parishii subsp. latifolia G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3155 Plumas Long Valley, 0.4 mile south of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CHSC21813  Perideridia parishii subsp. latifolia F. T. Griggs; A. Pass 1975-8-1 287 Plumas Lower Bucks Lake. Comment
  CHSC36331  Perideridia parishii subsp. latifolia M. S. Taylor 1982-6-28 4762 Plumas Ramelli Ranch, ca. 1 mi w of Beckwourth on s side of Hwy 70. 1487 Comment
  CAS-BOT-BC413557  Persicaria amphibia Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC413733  Persicaria hydropiper Lowell Ahart 1981-9-6 3069 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
  CHSC26167  Phacelia humilis Detzer; Sacks 1977-7-16 45 Plumas On se border of Conklin Park Meadow, ca. 3.5 km from Squaw Peak. 1973 Comment
  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
  RSA537467  Phacelia humilis var. humilis Barbara Ertter, Gary Schoolcraft 1989-7-3 8636 Plumas Near Bear Creek crossing on Lone Rock road, Diamond Mts ca 9 airmiles S of Susanville. 1768 Comment
  RSA636043  Phacelia humilis var. humilis Michael A. Vincent 1999-6-7 8522 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  CHSC70265  Phacelia hydrophylloides B. Castro 1989-8-3 341 Plumas Ca 2.5 air mi S of Bucks Lake, on E-facing slope overlooking USFS Rd 23N18, in rocky open drainage. 1828 Comment
  SDSU6594  Phacelia hydrophylloides Phacelia Beauchamp 1965-7-17 Plumas Growing in area beside the Feather River, 1/2 mile north of Chester, Ca. Comment
  RSA74857  Phacelia mutabilis F. W. Peirson 1926-6-22 6813 Plumas Trail from Drakesbad to Devil s Kitchen, Lassen National Park. 1738 Comment
  SEINET12249489  Phacelia mutabilis Unknown 1976-1 1161 Plumas by Cold Water Creek, ca 4 mi S of Grizzly Mt 1524 Comment
  CAS-BOT-BC134015  Phacelia procera Rimo Bacigalupi 1927-7-8 s.n. Plumas near Camp Elwell (Gold Lake Region) 1889 Comment
  JEPS127034  Phacelia racemosa Lowell Ahart 2016-6-2 20915 Plumas Lumpkin Ridge Road, about 3 3/4 miles (air) southwest of Little Grass Valley Reservoir Dam. Comment
  OBI13974  Philadelphus lewisii Lewis S. Rose 1967-7-9 67139 Plumas Caribou, North Fork, Feather River 914 Comment
  UC858323  Philadelphus lewisii A. A. Heller 1938-5-30 15130 Plumas on Hwy 24 near Grizzly Dome Tunnel 609 Comment
  RSA59151  Phleum alpinum E. K. Balls 1950-9-1 15606 Plumas East of Long Lake, in meadow sloping to two smaller lakes 2134 Comment
  CAS-BOT-BC260841  Phleum pratense John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54197 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough, Sierra Nevada 1280 Comment
  SEINET4889145  Phleum pratense M. Foster 1988-7-15 188 Plumas Grizzly Valley Quad, inside U.S.F.S. cattle exclosure, on north side of Big Grizzly Creek, 0.25 miles south of Walker Mine Road, 1 mile west of Lake Davis, 12 miles north by northwest of Portola 1768 Comment
  CDA18696  Phlox diffusa G. D. Barbe, T. C. Fuller 1982-6-15 3703 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  RSA739618  Phlox diffusa L. P. Janeway 2007-5-20 8983 Plumas Northern High Sierra Nevada, Top of Red Hill. 1929 Comment
  CHSC55728  Phlox speciosa subsp. occidentalis Steven Triano 1988-4-17 74 Plumas Along n side of Hwy. 89 ca 3.3 mi n of its jct. with Hwy. 70. 1005 Comment
  HSC31376  Phlox speciosa subsp. occidentalis Larry E. DeBuhr, G. D. Wallace 1972-5-21 590 Plumas Plumas National Forest, at reservoir in Butterfly Valley 1067 Comment
  UC614685  Phlox speciosa subsp. occidentalis L. Constance 1938-6-9 2308 Plumas 7.3 mi se Quincy (above the Middle Fork of the Feather River) 1219 Comment
  UC571046  Phyllodoce breweri H. L. Mason 1924-6-19 1074 Plumas Bear Lake Comment
  UC1351093  Pinus contorta subsp. murrayana E. Fritz 1936-6-21 8206 Plumas Flat 1722 Comment
  CHSC101925  Pinus lambertiana Lowell Ahart; John Dittes 2009-7-13 16057 Plumas West side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  UC1362013  Pinus ponderosa Emanuel Fritz 1939-6-12 8527 Plumas Site II; in swale near top of ridge 1645 Comment
  CAS-BOT-BC136577  Piperia leptopetala John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2226 Plumas Field redacted by CAS, contact the data manager for more information 1051 Comment
  JEPS28591  Piperia unalascensis George W. Gillett 1957-7-13 749 Plumas meadows across creek from Devil's Kitchen (Lassen Volcanic National Park); Lassen Volcanic National Park 1859 Comment
  UCD138996  Piperia unalascensis Kenneth D. Stewart 1965-7-7 s.n. Plumas around 15 miles north of Quincy. 1554 Comment
  CAS-BOT-BC230991  Plagiobothrys hispidulus Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mount Lassen National Park Comment
  CHSC110627  Plagiobothrys hispidulus B. Castro; L. P. Janeway 2006-6-14 1561 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.9 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1664 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
  SJSU14315  Plagiobothrys hispidulus N. A. Hopkins 1989-6-7 1517 Plumas Squaw Valley 1706 Comment
  UC1191832  Plagiobothrys mollis Malcolm A. Nobs, S. Galen Smith 1949-8-18 1360 Plumas just s Chester (n end Lake Almanor); Last Chance Marshes, n end Lake Almanor Comment
  CAS-BOT-BC228458  Plagiobothrys mollis W. Harnach; N. Harnach 1991-6-17 548 Plumas 3/4 mile W of steel bridge on Marble lane, Sierra Valley 1486 Comment
  OBI20914  Plagiobothrys shastensis Lewis S. Rose 1967-6-12 67118 Plumas Butterfly Valley ca 3 mi W of Keddie 1219 Comment
  JEPS7121  Plantago lanceolata W. L. Jepson 1939-8-8 19364 Plumas Meadow Valley Comment
  POM107754  Platanthera leucostachys Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  RSA286274  Platanthera leucostachys Robert F. Thorne 1974-7-30 44993 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  RSA101509  Platanthera leucostachys R. Weatherby 1955-7-5 1596 Plumas Pine Creek near Argentine Rock Lookout. Comment
  CHSC97096  Plectritis macrocera Lowell Ahart; Josephine Guardino 2007-7-20 14319 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
  UC1132869  Poa A. Hormay 1932-6-11 23 Plumas 10 mi se Quincy; Downieville Quadrangle Comment
  CAS-BOT-BC254769  Poa bolanderi George W. Gillett 1957-7-17 795 Plumas Lassen Volcanic National Park. Stream flowing from Little Willow Lake into Willow Lake 1767 Comment
  CHSC75575  Poa bolanderi G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-26 3368 Plumas Grizzly Summit 6 miles west of Bucks Lake on Spanish Ranch-Buteet County Road. Comment
  RSA795726  Poa bolanderi L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16133 Plumas East side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  UC1024756  Poa bolanderi Leo Whitney 1934-8-26 2296 Plumas ca 15 mi n Beckwith (Willow Creek); Plumas Nat'l Forest 1950 Comment
  CDA2378  Poa bulbosa L. P. Janeway 1996-5-13 4969 Plumas Northern High Sierra Nevada; Soda Creek, along Road 25N22, 0.3 mile northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. Comment
  CHSC100880  Poa bulbosa L. P. Janeway; B. Castro 2008-6-8 9398 Plumas Northern High Sierra Nevada. Northeast side of middle of Lower Thompson Valley, about 1.8 km north of Red Clover Creek and about 10 m northeast of the Thompson Valley Creek. 1670 Comment
  CHSC81431  Poa bulbosa L. P. Janeway 1996-5-13 4969 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 0.3 mi northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. 902 Comment
  CHSC97605  Poa bulbosa Lowell Ahart; John Dittes 2007-6-16 14115 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  RSA726406  Poa bulbosa L. Ahart, John Dittes, Josephine Guardino 2007-6-9 14057 Plumas About a mile (air) north of the north end of Lake Davis. 1858 Comment
  SD225720  Poa bulbosa R. K. Brummitt 1998-5-17 19879 Plumas Rt. 89 near Indian Falls, 2 km from Rte. 70 junction. 1000 Comment
  UC1795017  Poa bulbosa R. K. Brummitt 1998-5-17 19879 Plumas Rte. 89 near Indian Falls, 2 km from Rte. 70 junction 1000 Comment
  UCD94972  Poa bulbosa var. vivipara Michael A. Vincent 1999-6-7 8538 Plumas Along FS Rt. 176 and Chance Creek at bridge, 7.1 miles north of CA Rt. 70. Comment
  CAS-BOT-BC247273  Poa palustris John Thomas Howell 1961-9-23 36852 Plumas Indian Valley 1082 Comment
  HSC97066  Poa palustris L. Ahart 2005-9-19 12371 Plumas E side of Taylor Lake, about 6 air mi. SW of Antelope Lake. 2077 Comment
  CDA13566  Poa pratensis G. F. Hrusa, T. D. Wilfred 1996-7-22 13394 Plumas Sierra Nevada; PLUMAS NATIONAL FOREST: Rhizomatous 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
  SEINET264684 Image available Poa pratensis S. Scott sn Plumas Plumas National Forest ; Sierra Nevada Range eastern side Milford Ranger District Ingalls area 1768 Comment
  CAS-BOT-BC247393  Poa pratensis John Thomas Howell 1960-7-18 35510 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SEINET10926435  Poa pratensis Lewis S. Rose 1954-5-30 Rose 54078 A Plumas Sierra Nevada, Beckwourth. Desert slopes. 1524 Comment
  UC579322  Poa pratensis subsp. pratensis E. Sawyer 1935-6-27 173 Plumas 3.6 mi n Hawks (w of Beckwith Buttes); Plumas Nat'l forest 1645 Comment
  SEINET10659349  Poa scabrella Mary Susan Taylor 1982-6-14 Taylor 4655 Plumas T27N R12E sw1/4 nw1/4 sec 12. Antelope Lake quad. In wet montane meadow, Pioneer Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. With Potentilla gracilis nuttallii. 1536 Comment
  RSA300137  Poa secunda J. T. Howell 1967-6-23 42672 Plumas Canyon of Butterfly Creek just above its mouth 976 Comment
  SEINET190973 Image available Poa secunda A. A. Beetle 1941-6-28 2769 Plumas West side of Lake Almanor, 1829 Comment
  CAS-BOT-BC236280  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5420 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather RIver 1356 Comment
  UC1024661  Poa secunda subsp. juncifolia Leo Whitney 1934-8-10 2188 Plumas ca 10 mi nw Portola; Plumas Nat'l Forest, Big Grizzly Valley 1828 Comment
  CAS-BOT-BC242974  Poa secunda subsp. secunda A. A. Heller; P. B. Kennedy 1907-7-3 8706 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC242977  Poa secunda subsp. secunda Anna Head 1962-6-18 37773 Plumas Sierra Valley near Beckwourth. 0.75 mile SW of Beckwourth on road to Sierraville 1487 Comment
  CAS-BOT-BC242984  Poa secunda subsp. secunda Lowell Ahart 1979-7-18 s.n. Plumas Onion Valley, 1 mile W of Pilot Peak, along road just before it crosses Onion Valley Creek 1800 Comment
  CAS-BOT-BC242987  Poa secunda subsp. secunda John Thomas Howell; et al. 1967-6-12 2085 Plumas Butterfly Botanical Area and Vicinity. Area near spring 1127 Comment
  CHSC72475  Poa secunda subsp. secunda L. P. Janeway 1998-6-24 5674 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
  UCD91633  Poa secunda subsp. secunda August L. Hormay 1932-6-9 s.n. Plumas Plots #2. Comment
  CDA32652  Poa secunda subsp. secunda T. C. Fuller 1963-6-13 10670 Plumas West side of Hwy 89 to Truckee, 1 mile south of Graeagle. 0 Comment
  SEINET7294133 Image available Poa secunda subsp. secunda Lewis S. Rose 1954-1 54078 Plumas Beckwourth, desert slopes 1524 Comment
  RSA309605  Poa sierrae J. T. Howell 1967-6-22 42650 Plumas Near mouth of Granite Creek; Canyon of the Feather River North Fork. 610 Comment
  CHSC53183  Poa wheeleri L. P. Janeway 1989-6-12 3295 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1706 Comment
  SEINET10496721  Polemonium micranthum Mary Susan Taylor 1982-5-7 Taylor 4413 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  SEINET13759074  Polemonium micranthum W. Harnach, N. Harnach 2000-5-21 889 Plumas Sierra Valley, Ramelli Ranch 1489 Comment
  UC161971  Polyctenium fremontii Katharine Brandegee 1911-7-20 Plumas Portola Comment
  CHSC53692  Polygonum aviculare L. P. Janeway 1989-7-19 3498 Plumas Edge of forest along SW side of Red Clover Valley; 0.2 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. In center of dirt road. Beckwourth Ranger District Plumas National Forest. 1676 Comment
  CHSC37676  Polygonum aviculare subsp. aviculare M. S. Taylor; J. Hickman 1982-9-8 5112 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 4 air mi s of Greenville. 1371 Comment
  JEPS122238  Polygonum aviculare subsp. aviculare Lowell Ahart 2014-9-9 19842 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  JEPS81646  Polygonum aviculare subsp. aviculare M. S. Taylor 1982-9-8 5112 Plumas near Bellas Creek (w side of Round Valley Reservoir, ca 4 air mi s of Greenville); Greenville SW quad, Bellas Fault 1371 Comment
  CAS-BOT-BC414048  Polygonum aviculare subsp. aviculare John Thomas Howell 1951-8-19 28191 Plumas Greenville 1097 Comment
  UC1136114  Polygonum bistortoides E. Sawyer 1935-6-17 121 Plumas 5 1/2 mi sse Crow; Plumas National Forest, Sierraville Quadrangle Comment
  RSA88466  Polygonum davisiae J. T. Howell 1951-6-28 27692 Plumas Eureka Peak 1982 Comment
  SEINET10479644  Polygonum davisiae Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4965 Plumas T21N R11E se sec 3. Sierra City NW quad. On ridge between Florentine Cyn and Spencer Lakes, ca. 5 mi sw of Johnsville. 7000 ft. 2133 Comment
  CAS-BOT-BC414547  Polygonum douglasii Anna Head 1921-8-10 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CDA17282  Polygonum douglasii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16309 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CHSC117625  Polygonum douglasii Lowell Ahart 2016-8-30 21328 Plumas On the west side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  SBBG33976  Polygonum douglasii L. S. Rose 1969-6-24 Plumas Quincy 1036 Comment
  RSA88463  Polygonum douglasii J. T. Howell 1951-8-19 28193 Plumas Greenville. 1098 Comment
  CHSC91940  Polygonum douglasii subsp. douglasii Lowell Ahart; Josephine Guardino 2005-8-9 12261 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  JEPS95706  Polygonum douglasii subsp. douglasii Lowell Ahart 1995-9-13 7624 Plumas about 1 mile north-west of Pilot Peak; Onion Valley; on the north side of Onion Valley; east of Quincy La Porte Road; about 1 mile north-west of Pilot Peak 1828 Comment
  JEPS95744  Polygonum douglasii subsp. douglasii Lowell Ahart 1995-9-13 7624 Plumas about 1 mile north-west of Pilot Peak; Onion Valley; on the north side of Onion Valley; east of Quincy La Porte Road; about 1 mile north-west of Pilot Peak 1828 Comment
  CHSC91537  Polygonum douglasii subsp. johnstonii G. Douglas Barbe; T. C. Fuller 1982-7-16 3762 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  JEPS50553  Polygonum douglasii subsp. spergulariiforme W. L. Jepson 1939-8-12 19407 Plumas Ferris Creek; branch of Last Chance Creek 1767 Comment
  JEPS50576  Polygonum douglasii subsp. spergulariiforme W. L. Jepson 1918-8-17 8030 Plumas Sierra Valley 1524 Comment
  POM104561  Polygonum kelloggii Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
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Jan 23 2011
  CHSC100367  Polygonum minimum Lowell Ahart 2008-9-10 15378 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
  JEPS122093  Polygonum minimum Lowell Ahart 2014-8-24 19752 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
  CDA19264  Polygonum polygaloides subsp. esotericum G. D. Barbe, T. C. Fuller 1982-6-17 3846 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CAS-BOT-BC420056  Polygonum polygaloides subsp. kelloggii Alice Eastwood 1918-5-25 7044 Plumas Portola Comment
  CHSC94188  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2006-7-3 12907 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, in a low area, on a dry open basalt flat. 1527 Comment
  JEPS28627  Polygonum sawatchense subsp. oblivium George W. Gillett 1957-7-18 815 Plumas forest on ne side Boiling Springs Lake (near trail); Lassen Volcanic National Park 1813 Comment
  UC1075684  Polygonum sawatchense subsp. oblivium Robert J. Weatherby 1955-7-2 1570 Plumas near Taylor Lake; Bear Ridge 2194 Comment
  CAS-BOT-BC420213  Polygonum sawatchense subsp. sawatchense Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi W of Pilot Pk. Ca 1/4 mi S of Onion Valley and above road. 1800 Comment
  CAS-BOT-BC421045  Polygonum spergulariiforme W. Harnach; N. Harnach 1990-6-13 366 Plumas Sierra Valley. Ramelli Ranch (USFS). 1487 Comment
  CAS-BOT-BC72022  Polypodium calirhiza John Thomas Howell 1967-6-23 42731 Plumas Lewisia Rock 3.5 miles SW. of Belden, Feather River Canyon 609 Comment
  CAS-BOT-BC237461  Polypogon viridis John Thomas Howell 1959-9-26 35069 Plumas Near Soda Spring, Feather River Canyon 682 Comment
  CAS-BOT-BC72355  Polystichum imbricans subsp. imbricans John Thomas Howell 1966-7-26 42004 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River 609 Comment
  UCD136521  Polystichum lemmonii M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3348 Plumas Ca. 0.25 mi. S of Bucks Lake-Spanish Ranch Rd., ca. 0.25 mi. E of Frenchman Hill, ca. 20 mi. SW of Quincy. 1645 Comment
  CHSC30853  Polystichum scopulinum L. Ahart 1980-9-17 2648 Plumas Ca. 0.5 mi w of Fowler Peak, ca. 8 mi n of La Porte. 1800 Comment
  HSC19898  Populus tremuloides W. R. Rogers 1966-7-12 275 Plumas 1829 Comment
  RSA59330  Populus tremuloides E. K. Balls 1950-9-9 15776 Plumas Lakes Center Public Campground. Southern Plumas Co. 2043 Comment
  CHSC53151  Porterella carnosula L. P. Janeway 1989-6-16 3336 Plumas Plumas National Forest. West end of Grizzly Valley. Midway. 1783 Comment
  CHSC102307  Portulaca oleracea Lowell Ahart; John Dittes 2009-9-7 16389 Plumas Below the high wate line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 5220 Comment
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Dec 18 2016
  JEPS115680  Portulaca oleracea Lowell Ahart, John Dittes 2009-9-7 16389 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam Comment
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Dec 18 2016
  CAS-BOT-BC267123  Potamogeton Robert J. Weatherby 1950-7-28 1504 Plumas Near Indian Creek, 2 miles S of Crescent Mills 1036 Comment
  UCD138234  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
  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-BC453790  Potamogeton natans Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1421 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  RSA716594  Potamogeton richardsonii Lowell Ahart, John Dittes 2005-9-19 12376 Plumas On the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  RSA462458  Potentilla biennis Rockwell 1925-07 s.n. Plumas Beckwourth Comment
  SEINET10838442  Potentilla gracilis subsp. nuttallii Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4656 Plumas T27N R12E sw/nw sec 12. Antelope Lake quad. In wet Montane Mdw, Pioneer Mdw, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 5040 ft. 1536 Comment
  CHSC42044  Potentilla gracilis var. fastigiata Lowell Ahart 1986-7-15 5364 Plumas Near the edges of meadows, east of the road where there are two springs, about 1 1/2 miles east of the Independent Mine, about 1 mile south-west of Pilot Peak, about 9 miles north-east of La Porte. 1950 Comment
  CAS-BOT-BC158525  Potentilla millefolia John Thomas Howell; H. Keith Wagnon 1980-5-27 53633 Plumas About 2 miles northwest of Almanor 1389 Comment
  CAS-BOT-BC531758  Potentilla rivalis W. Harnach; N. Harnach 1990-7-6 466 Plumas Sierra Valley, on the first corner E of county rd. A-23 on Marble Lane 1487 Comment
  CHSC97104  Poteridium annuum Lowell Ahart; Josephine Guardino 2007-7-21 14384 Plumas Sides of a small drying stream, about 60 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  CHSC97596  Poteridium annuum Lowell Ahart; John Dittes 2007-6-16 14147 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
  CHSC13643  Prunella vulgaris var. lanceolata M. S. Taylor 1974-7-3 303 Plumas Abundant along roadside in vicinity of Fern Glen, ca. 1 mi s of Darlingtonia Bog, in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  CHSC51229  Prunella vulgaris var. lanceolata Lowell Ahart 1976-7-7 1156 Plumas Along Cold Water Creek, at the camp on Cold Water Creek, about 4 miles south of Grizzly Mountain. 1524 Comment
  CAS-BOT-BC158595  Prunus John Thomas Howell; R. C. Barneby 1954-5-14 29550 Plumas Beckwourth Pass 1584 Comment
  CAS-BOT-BC158596  Prunus John Thomas Howell 1959-9-21 34782 Plumas N. Fk. Feather River near Belden 701 Comment
  CAS-BOT-BC158120  Prunus emarginata Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC158138  Prunus emarginata Alice Eastwood 1927-6-17 14633 Plumas United States Forest Reserve 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
  UC1128341  Prunus emarginata C. W. Hanks 1934-8-30 62 Plumas 1 mi s of Bald Rock (Plumas National Forest); Plumas National Forest 1676 Comment
  SEINET7346803  Prunus emarginata A. A. Heller, P. B. Kennedy 1907-7-15 8845 Plumas Near mouth of Little Grizzly Creek below Genessee Comment
  CHSC37657  Prunus virginiana var. demissa T. B. Devine 1981-8-28 760 Plumas On S side of Caribou Road; ca. 4 mi from junction with Hwy 70 along the E branch of the N Fork of Feather River. 853 Comment
  CHSC61589  Prunus virginiana var. demissa Arthur C. Barrett 1915-6-24 15 Plumas Plumas Forest. Indian Cr., near Lone Rock Cr. 1615 Comment
  SEINET7412554  Prunus virginiana var. demissa M. Ferguson, D. Matthews, C. Hoffman, J. Jaggers, B. Kalb, A. Onisko 2011-10-3 s.n. Plumas Grizzly Creek Ranch, near riparian area. Comment
  CAS-BOT-BC357345  Pseudognaphalium microcephalum Gladys L. Smith 1976-6-7 4554 Plumas Rte. 70, Spring Garden Sta. 6 miles east of Quincy 1219 Comment
  CAS-BOT-BC357346  Pseudognaphalium microcephalum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1465 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  CAS-BOT-BC361484  Pseudognaphalium stramineum John Thomas Howell 1951-6-29 27764 Plumas Feather River Canyon 548 Comment
  JEPS17911  Pseudognaphalium thermale Rimo Bacigalupi 1955-7-22 5437 Plumas Tobin Feather River Canyon, Tobin 548 Comment
  CDA14011  Pseudostellaria jamesiana G. F. Hrusa, T. D. Wilfred 1997-6-26 13928 Plumas Sierra Nevada; About Pine Creek at Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CHSC21605  Pseudostellaria jamesiana D. E. Brink; L. M. Mayer 1975-7-18 Plumas Bucks Lake Floristic Survey. Found in a meadow in the ne portion of the section. Comment
  JEPS95460  Pseudostellaria jamesiana Lowell Ahart 1994-7-7 7452 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  SD8167  Pseudostellaria jamesiana R. M. Austin 1880-1 Plumas Big Meadows Comment
  RSA756865  Pseudostellaria jamesiana Barbara Ertter 2001-7-21 17785 Plumas Southeast Diamond Mountains northeast of Frenchman Lake, northeast slope of rhyolite plug, between Galeppi Creek and Spring Creek. 2195 Comment
  UC1950122  Pseudostellaria jamesiana Barbara Ertter 2001-7-19 17710 Plumas southeast Diamond Mountains northeast of Frenchman Lake, upper Dooley Canyon Comment
  UC1192097  Psilocarphus brevissimus var. brevissimus Malcolm A. Nobs and S. Galen Smith 1949-8-18 1375 Plumas just s Chester (at n end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  CAS-BOT-BC361997  Psilocarphus tenellus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2126 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  JEPS107683  Pteridium aquilinum var. pubescens Lowell Ahart, John Dittes 2005-9-19 12404 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  JEPS60086  Pteridium aquilinum var. pubescens W. L. Jepson 1924-7-24 10631 Plumas Rich Point; Middle Fork Feather River 914 Comment
  SFV8528  Pteridium aquilinum var. pubescens J. I. Mallory 1969-8-21 355 Plumas Sierra Nevada 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte. 1524 Comment
  CHSC102056  Pterospora andromedea Lowell Ahart; John Dittes 2009-7-14 16067 Plumas On dry soil, on the south side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  CAS-BOT-BC147871  Purshia tridentata var. tridentata Anna Head 1921-6-22 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CDA13761  Purshia tridentata var. tridentata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13495 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. 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
  UCSB22313  Purshia tridentata var. tridentata Breedlove, Dennis 1962-6-12 Plumas Bank of Jackson Creek; in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CDA13988  Pycnanthemum californicum G. F. Hrusa 1996-8-2 13450 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, ca. 1 mi. NW of Argentine Rock. Comment
  CHSC102047  Pycnanthemum californicum Lowell Ahart; John Dittes 2009-7-27 16181 Plumas On dry soil, about 20 yards north of the poor dirt road, about 20 yards east of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  RSA184940  Pycnanthemum californicum L. S. Rose 1966-7-27 s.n. Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  JEPS19278  Pycnanthemum californicum W. L. Jepson 1918-8-16 8026 Plumas Clover Creek Canyon 1615 Comment
  CAS-BOT-BC460822  Pyrola aphylla Alice Eastwood 1927-6-12 14529 Plumas US Forest Reserve: Forest Lodge near Greenville Comment
  JEPS58854  Pyrola asarifolia H. L. Mason 1924-6-26 Plumas Blairsden Comment
  CAS-BOT-BC462847  Pyrola asarifolia Anna Head 1921-7-23 s.n. Plumas Feather River Region Comment
  CHSC21658  Pyrola dentata D. Brink; L. Mayer 1975-7-12 Plumas Bucks Lake. Comment
  CAS-BOT-BC362159  Pyrrocoma apargioides Mary Strong Clemens 1920-9-2 s.n. Plumas Beckwith [Beckwourth] Comment
  JEPS107610  Pyrrocoma carthamoides var. cusickii Lowell Ahart, Josephine Guardino 2005-8-10 12306 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
  CHSC110605  Pyrrocoma hirta var. lanulosa B. Castro; L. P. Janeway 2006-6-14 1559 Plumas Northern High Sierra Nevada. SE side of lower Thompson Valley 0.9 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1667 Comment
  CHSC34935  Pyrrocoma hirta var. lanulosa M. S. Taylor 1981-7-7 3989 Plumas On ne side of Beckwourth-Genesee Rd at its jct with Beckwourth-Milford Rd, in Squaw Valley, ca. 12 air mi n of Beckwourth. 1706 Comment
  UCD129028  Pyrrocoma lanceolata Charles Wemken 1973-8-21 s.n. Plumas Vinton. Comment
  CAS-BOT-BC362285  Pyrrocoma lanceolata var. lanceolata John Thomas Howell; Gordon H. True 1967-7-11 43297 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CAS-BOT-BC362286  Pyrrocoma lanceolata var. lanceolata Fred Sommers 1976-8-27 230 Plumas Sierra Valley Marsh between road and Marble Hot Springs 1524 Comment
  CAS-BOT-BC94827  Pyrrocoma lucida R. C. Wenk 2009-7-13 1122 Plumas Plumas N.F., Frenchman Lake, Little Last Chance Creek Rd., near far N end of lake 1700 Comment
  JEPS117928  Pyrrocoma lucida John Dittes, Lowell Ahart 2003-8-8 2003 -82 Plumas northwest edge of Sierra Valley, ca. 3.9 air miles east of Portola, ca. 0.7 air mile southwest of Beckwourth ca. 0.1 air mile south of Middle Fork Feather River Northern High Sierra Nevada 1488 Comment
  CAS-BOT-BC62427  Quercus chrysolepis Mrs. E. C. Suttiffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC62428  Quercus chrysolepis John M. Tucker 1948-7-25 1736 Plumas Summit of Lav Cap ca. 1 mi. south of Cascade 1435 Comment
  CAS-BOT-BC62432  Quercus chrysolepis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1969-6-24 2443 Plumas From vicinity of mouth of Butterfly Creek 883 Comment
  CDA19818  Quercus chrysolepis var. chrysolepis P. Akers 2002-5-1 s.n. Plumas Northern California; 1 mi N of Hwy 89 & Hwy 70 jnct, W of Quincy. 914 Comment
  JEPS112918  Quercus chrysolepis var. nana Dean W. Taylor 2001-8-1 17856 Plumas Nelson Creek 0.5 miles North of bridge along Quincy-La Porte Road (ca. 8 miles SE of Quincy) 1234 Comment
  CAS-BOT-BC93980  Quercus durata John Thomas Howell 1959-9-21 34788 Plumas Rich Bar 762 Comment
  CAS-BOT-BC62737  Quercus garryana var. breweri Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  CAS-BOT-BC62738  Quercus garryana var. breweri Clarence R. Quick 1952-6-29 52 -76 Plumas Summit and road between Belden and Humbug Valley 1486 Comment
  UC942862  Quercus garryana var. semota Lewis S. Rose 1951-6-26 51020 Plumas East Fork of the Feather River 822 Comment
  CAS-BOT-BC105312  Quercus kelloggii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54295 Plumas E side of Indian Valley just N of Taylorsville 1112 Comment
  CHSC101795  Quercus kelloggii Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15856 Plumas On the south side of the road, near cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  JEPS115551  Quercus vacciniifolia Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16217 Plumas On dry rocky soil, south of a drainage from a snow lake, about 100 yards north 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
  CHSC21591  Ranunculus alismifolius var. alismellus D. E. Brink Jr.; L. M. Mayer 1975-7-16 Plumas Bucks Lake. Found along a stream in a meadow along the middle w edge of the section. Comment
  CHSC1470  Ranunculus alismifolius var. alismifolius R. Morford 1931-5-16 Plumas Humbug Valley meadow. 1310 Comment
  JEPS60722  Ranunculus alismifolius var. alismifolius W. L. Jepson 1927-6-23 12316 Plumas swamp near Feather River Meadows (near Rice Creek, e of Mill Creek and Morgan) 1584 Comment
  RSA739736  Ranunculus alismifolius var. alismifolius L. P. Janeway 2007-6-3 9013 Plumas Northern High Sierra Nevada, Eastern end of Red Mtn, along the high exposed rocky ridgeline. Weathered reddish serpentine 1929 Comment
  CAS-BOT-BC379370  Ranunculus alismifolius var. alismifolius M. S. Taylor 1982-7-12 4812 Plumas at headwaters of Chris Creek, ca. 6 mi NW of Mohawk 2012 Comment
  CHSC57827  Ranunculus alismifolius var. lemmonii Vernon H. Oswald; Lowell Ahart 1992-5-6 4933 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, just inside the boundary of the park. Meadow. 1658 Comment
  RSA726285  Ranunculus aquatilis L. Ahart 2007-6-16 14130 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  JEPS102657  Ranunculus aquatilis Lowell Ahart 2001-8-29 9233 Plumas Frenchman Lake, strand, bottom of Little Last Chance Creek 1700 Comment
  SD8190  Ranunculus aquatilis Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadfows Comment
  CHSC97611  Ranunculus aquatilis var. aquatilis Lowell Ahart; John Dittes 2007-6-16 14130 Plumas In shallow water, in a small stream, meadow, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SJSU6779  Ranunculus aquatilis var. aquatilis N. A. Hopkins 1971-6-19 408 Plumas by roadside 7 mi S of Beckwourth, Sierra Valley 1524 Comment
  POM284446  Ranunculus aquatilis var. harrisii Lyman Benson 1949-6-21 13748 Plumas Hat Creek, 13.5 miles N of Manzanita Lake. Cascade Mt. Pit River Drainage 1220 Comment
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Nov 20 2017
  POM98933  Ranunculus aquatilis var. hispidulus Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC108715  Ranunculus flammula var. ovalis B. Castro; L. P. Janeway 2003-9-7 1457 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/slough/meadow complex between Hidden Lakes and Beauty Lake, ca 0.7 mi south of Long Lake. At a pair of ponds, at E edge of smaller upper pond ca 8 ft above water's edge. 2063 Comment
  CDA14712  Ranunculus occidentalis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3225 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  RSA169423  Ranunculus occidentalis L. S. Rose 1963-6-3 63093 Plumas Butterfly Valley, 2 miles SW of Keddie. 1189 Comment
  CHSC45406  Ranunculus occidentalis var. occidentalis Lowell Ahart 1977-6-20 1436 Plumas About 1/2 mile north-east of the Feather Fork Mine, about 6 miles north of La Porte. 1706 Comment
  JEPS113648  Ranunculus occidentalis var. occidentalis Lowell Ahart, John Dittes 2007-6-16 14114 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  RSA0089049  Ranunculus occidentalis var. ultramontanus Bonnie C. Templeton 1968-1 11231 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  SEINET5338852  Ranunculus orthorhynchus T. Ramelli 1948-5-8 22 Plumas 100 feet west of Vinton, California. 1524 Comment
  RSA724905  Rhamnus purshiana L. P. Janeway, Erin Brandy, Chris Christofferson 2007-10-3 9215 Plumas Northern High Sierra Nevada, Top of Red Hill. 1929 Comment
  UC570996  Rhamnus purshiana Herbert L. Mason 1924-6-19 1071 Plumas along stream running n into Bear Lake Bear Lake Comment
  UC1121935  Rhamnus rubra E. Nourse 1934-8-9 8 Plumas 1.5 mi wsw of Clermont Hill; Plumas National Forest, Downieville Quad. 1828 Comment
  UCD117914  Rhododendron occidentale Jon Balderston 1980-5-19 5 Plumas North fork of Feather River between Highway 70 and Caribou at mouth of Mosquito Creek. 746 Comment
  SD134047  Rhynchospora capitellata Peter Rubtzoff 1962-10-15 Plumas Butterfly Valley. Comment
  CAS-BOT-BC438111  Ribes Clare B. Hardham 1975-8-2 20460 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC108710  Ribes cereum Clarence R. Quick 1963-7-24 63 -65 Plumas Sierra Nevada. 1.5 miles east of Wheeler Peak. Comment
  CAS-BOT-BC173032  Ribes cereum var. cereum Anna Head 1921-6-25 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC52954  Ribes cereum var. cereum L. P. Janeway 1989-6-20 3353 Plumas Plumas National Forest. Beckwourth Ranger District. East-facing slope near top of Crocker Mtn overlooking Red Clover Valley. 2194 Comment
  CHSC60901  Ribes cereum var. cereum Vernon H. Oswald 1993-7-1 5629 Plumas Lassen Volcanic National Park. Ridge on the S side of Bonte Pk., just S of the summit. 2316 Comment
  CHSC96919  Ribes cereum var. cereum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13985 Plumas East side of an open rocky flat, 70 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  SEINET3840875  Ribes cereum var. cereum M. I. Wibawa, Thomas C. Fuller, G. Douglas Barbe 1982-6-16 3795 Plumas Below Mud Lake, three fourths miles northeast of Eisenheimer Peak, Red fir, White fir, Jeffrey pine and Lodgepole pine forest community, USGA Quadrangle: Kettle Peak 7.5 2100 Comment
  CHSC54399  Ribes inerme var. inerme Vernon H. Oswald 1991-6-12 4663 Plumas Lassen Volcanic National Park. Meadow on the north side of Willow Lake, on the north side of the park boundary, ca. 3 miles southeast of Drakesbad. 1661 Comment
  HSC103203  Ribes montigenum Jade Paget-Seekins 2010-7-15 45 Plumas On the border of Lassen National Park, just east of Juniper Lake Road. 2023 Comment
  CAS-BOT-BC219213  Ribes nevadense Walter & Irja Knight 1967-5-22 1803 Plumas Fern Glen 1112 Comment
  CHSC10767  Ribes nevadense Lowell Ahart 1969-5-18 Plumas Slate Creek, 10 miles south of La Porte. 914 Comment
  RSA0023144  Ribes nevadense L. Ahart, John Dittes 2009-7-15 16080 Plumas Along a small wash on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  UC465793  Ribes nevadense H. M. Hall July 1912 9322 Plumas Long Lake Sierra Nevada Mountains 2042 Comment
  HSC101690  Ribes roezlii Dillon North Davis 2013-6-3 11 Plumas 10.6 miles north on Rush Creek Road from intersection with Highway70, ~ 200 m. west of road. 1811 Comment
  UC1127526  Ribes roezlii R. Roseberry 1934-11-4 8 Plumas 2 mi w Mohawk; Plumas National Forest, Downieville Quadrangle Comment
  UC1127578  Ribes roezlii F. W. Embree 1934-6-6 71 Plumas s slope Bucks Mtn.; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UCD19441  Ribes roezlii W. B. McHenry 1990-5-21 s.n. Plumas Bucks Lake, along quarry road. 1584 Comment
  CAS-BOT-BC186217  Ribes roezlii var. roezlii L. P. Janeway 1989-6-20 3354 Plumas East-facing slope near top of Crocker Mtn overlooking Red Clover Valley 2194 Comment
  CAS-BOT-BC186230  Ribes roezlii var. roezlii David D. Keck 1932-7-6 1722 Plumas 4 miles N.W. of Greenville on road to Prattville Comment
  CAS-BOT-BC168781  Ribes viscosissimum Mary Strong Clemens 1920-6-23 s.n. Plumas Crystal Lake Comment
  SEINET10871492  Rorippa Mary Susan Taylor 1981-7-13 Taylor 4000 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-BC74625  Rorippa curvisiliqua Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1443 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek. 1021 Comment
  POM273410  Rorippa curvisiliqua Lyman Benson 1932-7-29 4002 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  CHSC21525  Rorippa curvisiliqua var. orientalis L. Mayer; D. Brink 1975-7-9 Plumas Buck's Lake. Comment
  CHSC43816  Rorippa curvisiliqua var. orientalis Lowell Ahart 1974-7-3 509 Plumas North of Kenzie Ravine, about 4 miles north of La Porte. 1615 Comment
  CHSC81108  Rorippa curvisiliqua var. orientalis Lowell Ahart 2001-8-29 9247 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC92176  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
  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
  CHSC112543  Rorippa nasturtium-aquaticum B. Castro; L. P. Janeway 2008-6-7 1737 Plumas Upper Feather River Water Balance Study: Thompson Creek. Northern High Sierra Nevada. NE side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  JEPS121739  Rorippa nasturtium-aquaticum B. Castro and L. P. Janeway 2008-6-7 1737 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. In channel of Thompson Creek, near small rock dam. Comment
  CAS-BOT-BC146375  Rosa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54377 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CAS-BOT-BC148164  Rosa gymnocarpa John Thomas Howell 1976-7-15 51866 Plumas Snake Lake, about 4 miles northwest of Quincy - Sierra Nevada 1219 Comment
  CHSC91755  Rosa gymnocarpa G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-26 3344 Plumas Sierra Nevada. 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  HSC102789  Rosa gymnocarpa L. Ahart, John Dittes 2009-7-15 16078 Plumas About 2.8 air miles SE of Butt Valley Reservoir Dam, NE of Forest Service Rd. 26N67, south side of FS Road 26N671 1703 Comment
  JEPS115858  Rosa gymnocarpa Lowell Ahart, John Dittes 2009-7-28 16195 Plumas On dry soil, near seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  UC2029126  Rosa gymnocarpa subsp. helleri Glenn Clifton 2004-6-16 42723 Plumas 3-4 miles SE of Quincy, quincy Quad., N-facing slope Comment
  UCD128404  Rosa woodsii subsp. ultramontana Albert Grigarick 2012-7-8 329 Plumas Gray Eagle Trail. 1/2 mi N of Grass Lake. 1897 Comment
  CHSC21032  Rubus parviflorus F. T. Griggs; A. Pass 1975-7-3 68 Plumas Buck's Lake. North of Grizzly Forebay. Comment
  UC1128645  Rubus parviflorus G. Burks 1933-8-8 25 Plumas 4 1/2 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle 1706 Comment
  SEINET10483606  Rubus procerus Mary Susan Taylor 1982-5-23 Taylor 4516 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  CAS-BOT-BC156921  Rubus ursinus John Thomas Howell 1967-6-23 42679 Plumas Canyon of Butterfly Creek 1036 Comment
  CAS-BOT-BC363207  Rudbeckia occidentalis Lloyd W. Swift 1931-7-24 53 Plumas Plumas National Forest. Haun's Place 1402 Comment
  CDA14689  Rumex acetosella G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3159 Plumas Long Valley, 0.4 mile south of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CHSC113881  Rumex acetosella Lowell Ahart 2014-8-26 19777 Plumas Gravel bars in the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CAS-BOT-BC422040  Rumex acetosella Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS122171  Rumex fueginus Lowell Ahart 2014-8-20 19713 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
  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
  CHSC45870  Rumex salicifolius var. triangulivalvis Lowell Ahart 1976-7-7 1155 Plumas Growing on moist soil by Cold Water Creek, about 4 miles south of Grizzly Mountain, about 10 miles south of Bucks Lake. 1524 Comment
  CAS-BOT-BC434301  Rumex triangulivalvis D. E. Breedlove 1962-6-12 3443 Plumas On northern bank of Indian Creek along State Highway 89, 6.9 miles south of Greenville; Sierra Nevada 1066 Comment
  UCD101480  Rumex triangulivalvis Malcolm A. Nobs; S. Galen Smith 1949-8-18 1371 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CHSC43391  Sagina saginoides Lowell Ahart 1979-7-18 1997 Plumas Along a small stream, west of the dirt road, east of Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  JEPS102618  Sagina saginoides Lowell Ahart 2001-7-19 8941 Plumas Sand bars, on the banks 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
  JEPS110537  Sagina saginoides Lowell Ahart 2006-10-23 13478 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  POM119223  Sagittaria Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC445679  Sagittaria cuneata John Thomas Howell 1973-7-9 49706 Plumas Crescent Mills. 1066 Comment
  CAS-BOT-BC445682  Sagittaria cuneata Robert J. Weatherby 1950-7-28 1501 Plumas (near Mt. Hough road), Taylorsville 1066 Comment
  CHSC69163  Sagittaria rigida Vernon Oswald 1997-8-1 8809 C Plumas North end of Lake Almanor (north of Hwy. 36) on the east side of Last Chance Marsh where the road to Last Chance Campground (28N11) first approaches and then follows the shore of the marsh. 1371 Comment
  JEPS94589 Image available Sagittaria rigida Vernon Oswald 1997-8-1 8809 B Plumas Last Chance Marsh Lake Almanor (e side, where the road to Last Chance Campground (28N11) first approaches and then follows the shore of the marsh, n end of Lake) 1371 Comment
  SEINET10538806  Salix drummondiana Mary Susan Taylor 1982-5-15 Taylor 4452 Plumas T21N R12E ne/sw sec 32. Sierra City NW quad. Along Gray Eagle Lodge Rd, just sw of its jct with Hwy 519, ca. 7 mi s of Mohawk. 5700 ft. 1737 Comment
  CHSC80688  Salix exigua Lowell Ahart 2001-6-4 8758 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-BC107971  Salix geyeriana Alice Eastwood 1918-5-25 7045 Plumas Portola Comment
  JEPS15366  Salix geyeriana W. L. Jepson 1939-8-14 19415 Plumas Willow Creek 1828 Comment
  JEPS121733  Salix jepsonii L. P. Janeway 2014-7-16 11545 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the middle of Happy Valley. Comment
  RSA502885  Salix laevigata J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-25 54338 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  CAS-BOT-BC125315  Salix lasiandra var. lasiandra Anna Head 1920-1-1 s.n. Plumas Feather River Region Comment
  SEINET11957665  Salix lasiolepis E. L. Smith 1971-1 948 Plumas Sw end of Indian Valley where Indian Creek enters gorge at Crescent Mills 1163 Comment
  CAS-BOT-BC128428  Salix lasiolepis var. lasiolepis Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  RSA201335  Salix lemmonii J. T. Howell 1960-7-20 35724 Plumas Drakesbad. 1677 Comment
  UC482035  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 394 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  CAS-BOT-BC128237  Salix lucida Alice Eastwood 1918-5-25 6973 Plumas Portola Comment
  CDA13412  Salix lucida subsp. lasiandra G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13261 Plumas Sierra Nevada; Plumas National Forest. Bull Run Creek off USFS 23N12E. Comment
  CHSC92139  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes 2005-9-19 12369 Plumas On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  CAS-BOT-BC129352  Salix melanopsis unspecified 1931-5-27 7 Plumas Plumas Meadows Comment
  CAS-BOT-BC129393  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester 1350 Comment
  POM186837  Salix melanopsis D. D. Keck 1932-7-3 1656 Plumas S of Spanish Creek. Quincy. In the northern Sierra Nevada. 1067 Comment
  UC482045  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 396 Plumas N. Fork Feather R. at Chester; N. Fork Feather R. 1350 Comment
  UCR246740  Salix planifolia G. D. Barbe, T. C. Fuller 1982-6-16 3783 Plumas Plumas National Forest. Meadow below Mud Lake, 0.75 mi northeast of Eisenheimer Peak. 2098 Comment
  JEPS14872  Salix planifolia subsp. planifolia John Warren Duffield 1937-5-30 Plumas gravel pit n of Meadow Valley Creek (near rd. into camp) 1158 Comment
  RSA5708  Salix prolixa Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas N Fork of Feather River, at Chester. 1350 Comment
  CAS-BOT-BC129092  Salix scouleriana John Warren Duffield 1937-7-25 s.n. Plumas Secton 26 near Schneider Creek 1280 Comment
  CAS-BOT-BC129099  Salix scouleriana John Thomas Howell 1960-7-20 35730 Plumas Between meadow and forest, Drakesbad - Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC238839  Sambucus nigra subsp. caerulea Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC238841  Sambucus nigra subsp. caerulea Anna Head 1921-8-8 s.n. Plumas Above road from Lake Center Camp to Gold Lake, Feather River Region Comment
  SD46577  Sanguisorba annua Robert J. Weatherby 1930-7-7 1456 Plumas Gansner Creek, Quincy 1219 Comment
  RSA0089043  Sanicula bipinnatifida Bonnie C. Templeton 1968-6-9 11248 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  SEINET10917931 Image available Sanicula bipinnatifida A. Arthur Heller 1913-6-13 Heller 10839 Plumas Near Marston Station. 1067 Comment
  CAS-BOT-BC8644  Sanicula bipinnatifida var. flava Amos Arthur Heller 1913-6-13 10839 Plumas Near Marston Station 1066 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
  JEPS103326  Sanicula graveolens Lowell Ahart 2002-6-26 9758 Plumas About 2 miles (air) northwest of Little Grass Valley Reservoir dam, ca 5 miles (air) northwest of La Porte. 1741 Comment
  UC1532352  Sanicula graveolens Vernon Oswald 1986-6-6 2097 Plumas 1.3 mi N of Four Trees (Oroville--Quincy Hwy) 1615 Comment
  CHSC97160  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
  JEPS124092  Sanicula tuberosa Lowell Ahart 2015-6-7 20209 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
  JEPS28596  Sanicula tuberosa George W. Gillett 1957-7-13 761 Plumas below Sifford Lakes (on direct route to the Devils Kitchen, Lassen Volcanic National Park); Lassen Volcanic National Park 2057 Comment
  JEPS87765  Sanicula tuberosa Lowell Ahart 1994-6-12 7315 Plumas about 1 1/4 air mi s Bucks Lake (sw of small branch of Willow Creek, near Cedar Flat, on w side of Faggs Mine Road); s of Bucks Lake, sw of branch Willow Creek, Faggs Mine Road 1706 Comment
  JEPS28623  Sanicula tuberosa George W. Gillett 1957-7-18 810 Plumas Lassen Volcanic National Park, ne side of Boiling Springs Lake Boiling Springs Lake Boiling Springs Lake Boiling Springs La; Lassen Volcanic National Park, Boiling Springs Lake 1813 Comment
  POM216679  Sanicula tuberosa M. Canby 1929-5-12 131 Plumas 15 miles W of Portola Comment
  JEPS110524  Saponaria officinalis Lowell Ahart 2006-10-23 13479 Plumas On large gravel, on the southeast side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 m 1281 Comment
  SEINET4173732  Sarcobatus vermiculatus W. Harnach, N. Harnach 2000-8-23 997 Plumas Sierra Valley, 1 mile west of the Steel Bridge on Marble Lane 1486 Comment
  CAS-BOT-BC466218  Sarcodes sanguinea John Thomas Howell 1960-7-21 35824 Plumas Lassen Volcanic National Park, near Terminal Geyser 1798 Comment
  UC639099  Sarcodes sanguinea unknown July, 1937 Plumas Meadow Valley Comment
  SEINET10483035  Saxifraga aprica Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4472 Plumas T26N R9E nw/ne sec 7. Almanor NE quad. On serpentine, both sides of spur rd off 26N18, ca. 0.5 mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 5500 ft. 1676 Comment
  SEINET7722839  Saxifraga bryophora Unknown Plumas Spanish Peak Comment
  SEINET3479450  Saxifraga nidifica var. nidifica G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-26 3539 Plumas Bucks Summit, Bucks Summit, 0.25 miles northeast on Bucks Lake Road, head of Eagle Gulch Comment
  JEPS104153  Sceptridium multifidum Lowell Ahart 2003-10-15 10637 Plumas Old gold mined flat area, ca 1/4 mi south of Forest Rd 22N94E, ca 1/2 mi south of Forest Rd 22N94, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 4 1/2 mi (air) nw of Tamarack Flat, ca 9 mi (air) nw of La Porte. 1509 Comment
  CAS-BOT-BC283629  Schedonorus pratensis John Thomas Howell 1951-8-20 28213 Plumas Genesee 1127 Comment
  UC1609144  Scirpus acutus var. occidentalis Vernon H. Oswald and Lowell Ahart 1993-8-3 5762 Plumas Unnamed lake 0.25 mi e of Hay Meadow (9 air mi n of Lake Almanor, near n end of 30N25 on s edge of Caribou Wilderness); Caribou Wilderness 1926 Comment
  CHSC87997  Scirpus congdonii Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11168 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CAS-BOT-BC110860  Scirpus diffusus John Thomas Howell 1976-7-15 51870 Plumas Snake Lake, about 4 miles northwest of Quincy 1219 Comment
  CAS-BOT-BC111002  Scirpus microcarpus John Thomas Howell 1961-9-22 36795 Plumas Work Creek, Greenville 1088 Comment
  CHSC102075  Scirpus microcarpus Lowell Ahart; John Dittes 2009-7-14 16033 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC91936  Scirpus microcarpus Lowell Ahart; Josephine Guardino 2005-8-10 12312 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CAS-BOT-BC111009  Scirpus microcarpus W. W. Wagner 1919-5-25 266 Plumas In wet meadow, Squirrel Creek, vicinity of Quincy. 1615 Comment
  RSA59261  Scirpus microcarpus E. K. Balls 1950-8-31 15553 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  SEINET11749675  Scirpus microcarpus W. Knight, Knight, I. 1983-1 4899 Plumas North Fork of Feather River at confluence of Warner Creek between Chester and Drakesbad Comment
  UCSB19849  Scirpus microcarpus Myrick, Donald 1964-7-19 Plumas At Dream Lake, Drakesbad, Lassen Volcanic National Park 1828 Comment
  JEPS87451  Scirpus subterminalis Vernon H. Oswald and Lowell Ahart 1993-8-3 5766 Plumas unnamed lake ca 0.25 mi e Hay Meadow (w. side of the lake, on s edge Caribou Wilderness near the n end of 30N25 ca 9 mi (air) n of Lake Almanor); s edge Caribou Wilderness, e of Hay Meadow, n Lake Almanor 1926 Comment
  CAS-BOT-BC238463  Scrophularia John Thomas Howell 1977-8-11 52684 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  UC104317  Scutellaria antirrhinoides Mrs. R. M. Austin July 1878 Plumas Big Meadows Comment
  CHSC118807  Scutellaria californica Wendy L. Boes 2015-5-14 2015 -012 Plumas Between Forest Service road 26N26and North Fork Feather River, south of Northfork Campground. (UTM 651754 E, 4433005 N, NAD 83 Zone 10N; Elevation 790 m.) 790 Comment
  CAS-BOT-BC214246  Scutellaria nana Gary Schoolcraft 1987-6-17 1739 Plumas About 2 miles N. of Chester 1402 Comment
  POM93422  Sedella pumila Mary E. P. Ames 1871-05 s.n. Plumas Near Roseville; Taylorsville, Indian Valley. Comment
  CHSC107434  Sedum obtusatum subsp. boreale Melanie Williams; Tim Hanson 2011-7-21 Plumas Northern High Sierra Nevada. Plumas National Forest; 1.1 air km northwest of Main Street, La Porte; just north of the neighborhood of La Porte Pines. 1570 Comment
  CHSC108859  Sedum obtusatum subsp. boreale Lowell Ahart 2011-9-20 17693 Plumas On the north side of Onion Valley Creek, on the north side of Pilot Peak, about 200 yards east of the East edge of Onion Valley meadow, about 9 miles (air) northeast of La Porte. 1925 Comment
  CAS-BOT-BC418398  Sedum plumasanum John Thomas Howell; Arthur Menzies 1963-6-2 39384 Plumas On serpentine along highway just east of Rich Bar Comment
  UCR208946  Sedum spathulifolium Christopher Davidson 1975-6-7 2739 Plumas Northern Sierra Nevada Mtns., c. 3 mi on dirt road to Snake Lake branching to NW off Hwy 70 c. 2 mi N of Quincy 1273 Comment
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Mar 30 2016
  CHSC110295  Senecio hydrophiloides B. Castro; L. P. Janeway 2006-6-3 1558 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  CHSC60525  Senecio hydrophiloides L. P. Janeway; Jannice Cutler 1992-5-26 4203 Plumas Plumas National Forest. Stringer meadow ca 0.1 mi southwest of Lake Davis high water line; 1.0 mi south of Dan Blough Cove. 1761 Comment
  UC1192093  Senecio hydrophilus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1409 Plumas ca 2 mi s Greenville; Indian Valley Comment
  UC1063250  Senecio integerrimus var. exaltatus E. Sawyer 1935-6-25 154 Plumas 1.5 mi e Crow; Plumas National Forest, Sierraville Quad. 1676 Comment
  CDA14138  Senecio integerrimus var. major G. F. Hrusa 1997-5-3 13828 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CAS-BOT-BC364394  Senecio triangularis John Thomas Howell 1960-7-18 35531 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  JEPS37449  Senecio triangularis W. L. Jepson 1939-7-31 19325 Plumas Buck Valley 1584 Comment
  SBBG128050  Sericocarpus oregonensis L. Ahart, J. Dittes 2009-8-28 16358 Plumas NE side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 1.9 mi NNE of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Alamnor Reservoir Dam 1476 Comment
  UC1873584  Sidalcea gigantea L. P. Janeway 1996-8-15 5069 Plumas Along the Oroville-Quincy Hwy, 1.1 mi west of Grizzly Creek; between the road and Little Grizzly Creek 1645 Comment
  CHSC35952  Sidalcea glaucescens M. S. Taylor 1982-6-1 4576 Plumas On n side of Hwy 70., ca. 2 mi w of Quincy. Also T24N R09E S11 SW1/4 of NW1/4. 1097 Comment
  JEPS67211  Sidalcea glaucescens W. I. Follett 1936-6-29 Plumas Rich Gulch Comment
  SEINET7085246  Sidalcea glaucescens Steven R. Hill 2010-7-17 38559 Plumas About 0.8 kilometers south of the southeast corner of Little Grass Valley Reservoir; alongside road (to east side of reservoir) 90 meters southeast of the main road from La Porte to reservoir. Plumas National Forest, South Fork Feather River headwaters near campground. Coordinate Datum: WGS84/NAD83. 1563 Comment
  UC972203  Sidalcea glaucescens Milo S. Baker 1952-5-24 12445 Plumas Hwy 89 in canyon above Pine Val.; in canyon above Pine Val. 944 Comment
  SDSU8172  Sidalcea malviflora subsp. asprella R. M. Beauchamp 1965-7-17 Plumas 1/2 mile north of Chester Comment
  POM186833  Sidalcea malviflora subsp. asprella D. D. Keck 1932-7-3 1692 Plumas Quincy, in the northern Sierra Nevada. 1067 Comment
  CHSC21704  Sidalcea oregana subsp. spicata F. T. Griggs; A. Pass 1975-8-2 289 Plumas Buck's Lake Forest Service Survey. Comment
  SDSU8184  Sidalcea oregana subsp. spicata D. F. Howe 1964-7-29 3897 Plumas Near Gold Lake Lodge, Plumas national Forest 2012 Comment
  RSA52854  Sidalcea oregana subsp. spicata R. Weatherby 1950-7-21 1473 Plumas East Quincy Comment
  CHSC67432  Silene bernardina James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2569 Plumas Top of Red Mtn. above Rich Gulch Rd., N of Hwy. 70. Comment
  RSA59180  Silene douglasii E. K. Balls 1950-9-1 15616 Plumas East of Long Lake above meadow leading down to two smaller lakes. 2134 Comment
  CAS-BOT-BC386988  Silene douglasii L. P. Janeway 1991-8-23 4093 Plumas Gold Lake. Between Gold Lake HWy and Gray Eagle Creek, 1.0 mi north of turm to Gray Eagle Lodge. 1691 Comment
  SDSU4489  Silene douglasii D. F. Howe 1964-8-4 3935 Plumas Near Gold Lake Lodge, Plumas National Forest. 1981 Comment
  SEINET10899195  Silene douglasii Mary Susan Taylor 1982-7-21 Taylor 4894 Plumas T23N R10E se/ne sec 7. Quincy quad. Around s end of Bachs Creek Ridge on rock outcrops in dry open areas, ca. 5 mi se of Quincy. 5750 ft. 1753 Comment
  CHSC63454  Silene invisa Lowell Ahart 1994-7-22 7502 Plumas Plumas/Sierra County. Log landing, along the north side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. 1981 Comment
  SEINET10537586  Silene invisa Mary Susan Taylor 1981-7-17 Taylor 4047 Plumas T21N R12E sw/ne sec 7, Sierra City NW quad; Lakes Basin, Long Lake trail, ca. 150 yds E of sign to Long Lake, ca. 1/4 mi W of trailhead, ca. 6 air mi S of Mohawk; 6400 ft elev. 1950 Comment
  HSC101675  Silene laciniata subsp. californica Dillon North Davis 2013-6-30 30 Plumas 9.8 miles south on FS Road 25N17 from intersection with Highway 70. 1576 Comment
  CAS-BOT-BC389402  Silene lemmonii Alice Eastwood 1927-6-11 14455 Plumas United States Forest Reserve. Forest Lodge near Greenville Comment
  CHSC24258  Silene lemmonii K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  UC614392  Silene lemmonii L. Constance 1938-6-10 2315 Plumas w edge of Lake Almanor at Prattville; w edge of Lake Almanor at Prattville 1219 Comment
  RSA59429  Sisymbrium altissimum E. K. Balls 1950-9-15 15853 Plumas South tip Lake Almanor, near P. G. E. dam, Highway 89. 1372 Comment
  SDSU11793  Sisyrinchium bellum R. M. Beauchamp 1965-7-17 Plumas Growing in area beside the Feather River 1/2 mile north of Chester Comment
  CAS-BOT-BC231734  Solanum umbelliferum Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  SEINET7723122  Solanum xanti Unknown Plumas American Valley Comment
  RSA739731  Solidago californica John Dittes 2005-9-19 1291 Plumas Northern High Sierra Nevada Range, 7.1 air miles NE of Genesee, 5.1 air miles SW of Antelope Lake dam, 1.1 air mile Exse of Taylor Lake 1956 Comment
  CDA34548  Solidago canadensis subsp. elongata L. Ahart 2008-8-13 15191 Plumas On the bottom of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Glass Valley Reservoir, about 4 miles (air) northeast of La Porte. Comment
  CHSC66699  Solidago elongata Vernon H. Oswald; Lowell Ahart 1996-8-1 8135 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at drainage ca. 0.9 mi W of Hauns Mdw., SSE of Dyer Mtn. Lookout N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1463 Comment
  JEPS32379  Solidago elongata W. L. Jepson 1918-8-16 8005 Plumas Engels, Lights Creek 1341 Comment
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  CHSC41782  Solidago velutina subsp. californica C. A. Janeway 1986-8-19 Plumas 7.4 mi. south of Antelope Lake Dam on north side of gravel road. 1353 Comment
  CAS-BOT-BC157307  Sorbus californica Rimo Bacigalupi 1927-7-4 1655 Plumas Between [Gray Eagle] Graeagle and Long Lake Comment
  UC1128682  Sorbus californica D. Axelrod 1934-6-9 32 Plumas 2 1/4 mi nw Lexington Hill; Plumas National Forest 1767 Comment
  UCR3611  Sorbus californica Wm. Horn Jr. 1963-6-29 630629- 05 Plumas Northern Sierra Nevada Mtns., 1.25-1.5 miles north of Spanish Peak 1835 Comment
  CAS-BOT-BC236552  Sorghum halepense John Thomas Howell 1959-9-26 35081 Plumas Storrie, Sierra Nevada 548 Comment
  POM119381  Sparganium eurycarpum Marcus E. Jones 1897-7-3 s.n. Plumas Prattville [county not specified on label] 1372 Comment
  SEINET3825673  Sparganium eurycarpum Malcolm A. Nobs, S. Galen Smith 1949-8-19 1461 Plumas Marshy pond on southeastern side of Portola Comment
  JEPS101258  Sparganium natans Dean W. Taylor 1990-8-10 11432 Plumas Lassen National Park, Little Willow Lake, 1874 Comment
  CAS-BOT-BC390684  Spergularia rubra John Thomas Howell; Gordon H. True 1974-7-29 50624 Plumas Quincy 1036 Comment
  CAS-BOT-BC390687  Spergularia rubra Robert J. Weatherby 1955-8-12 1681 Plumas McFarland Ravine near Bear Creek and Morrow Creek 1402 Comment
  JEPS88492  Sphenosciadium capitellatum Vernon H. Oswald and Lowell Ahart 1996-8-1 8139 Plumas ca 1.5 mi nw Hauns Meadow (Forest Road 27N16 on s slope of Dyer Mtn, at a branch of Second Water Trough Creek, ca 1.5 mi se of Dyer Mtn Lookout, n of Hwy 89); s slope Dyer Mtn., branch of Second Water Trough Creek 1706 Comment
  SEINET3157051  Sphenosciadium capitellatum E. K. Balls 1950-9-7 15700 Plumas southern Plumas county; Lakes Center Public Campground 2042 Comment
  CAS-BOT-BC149657  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-15 8848 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CHSC1611  Spiraea douglasii V. Holt 1935-9-13 Plumas Buck's Lake. 1584 Comment
  JEPS93947  Spiraea douglasii Vernon H. Oswald and Lowell Ahart 1998-8-11 9485 Plumas w of Bucks Lake (on USFS 24N36 0.1 mi e of Oroville-Quincy Highway, along Grizzly Creek); Grizzly Creek, USFS 24N36 1566 Comment
  POM148449  Spiraea douglasii J. B. Feudge 1927-7-20 1682 Plumas Susanville. Susan River. Comment
  RSA122179  Spiraea douglasii B. O. Schreiber 1938-7-9 2522 Plumas 1 mile E of Meadow Valley. 762 Comment
  CHSC95151  Spiranthes porrifolia R. D. Fischer; Jenny Marr 2004-8-7 853 Plumas Northern Sierra Nevada between Butte Meadows and Hwy 89 along Humbug Valley Road at the Yellow Creek crossing. 1219 Comment
  SEINET10470125  Spiranthes porrifolia Mary Susan Taylor 1982-7-22 Taylor 4906 Plumas T24N R9E sw/ne sec 6. Bucks Lake NE quad. Riparian Woodland; s edge of Snake Lake by dam, ca. 2 mi ne of Meadow Valley. 4000 ft. 1219 Comment
  UC1192307  Spiranthes stellata Malcolm A. Nobs and S. Galen Smith 1949-8-19 1445 Plumas Butterfly Valley; bog and marsh Comment
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Sep 30 2013
  CHSC20785  Stachys ajugoides var. rigida K. R. Stern 1975-7-24 5850 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC51238  Stachys ajugoides var. rigida Lowell Ahart 1976-7-7 1157 Plumas Growing along Cold Water Creek, at the camp on Cold Water Creek, about 4 miles south of Grizzly Mountain. 1524 Comment
  CHSC52074  Stachys ajugoides var. rigida L. P. Janeway 1990-8-24 3834 Plumas Plumas National Forest. At edge of Coldwater Cr at crossing of dirt road ca 1 1/2 mi W of Red Clover Cr. Site disturbed by the road crossing. 1981 Comment
  CHSC62118  Stachys ajugoides var. rigida L. P. Janeway 1993-6-30 4407 Plumas Along Hwy 70 in canyon of East Branch North Fork Feather River, 3.8 mi southwest of Hwy 89. 868 Comment
  CHSC70804  Stachys ajugoides var. rigida B. Castro; R. Zebell, R. Fallscheer 1989-8-15 394 Plumas Ca 6 air mi S of Bucks Lake, ca 0.3 mi SE of jcn USFS Rds 23N15 and 23N70, ca 100 ft E of Rd 23N70 by small pond. 1670 Comment
  CHSC102102  Stellaria crispa Lowell Ahart; John Dittes 2009-7-28 16198 Plumas On wet soil and humus, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  CHSC73942  Stellaria crispa B. Castro; L. P. Janeway 1998-8-29 834 Plumas Fowler Lake Proposed SIA. Ca 2 air mi N of Little Grass Valley Reservoir, at Fowler Lake. Within 15 ft of S edge of lake. 1661 Comment
  CHSC80827  Stellaria crispa Lowell Ahart 2001-7-19 8942 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
  CAS-BOT-BC391057  Stellaria graminea John Thomas Howell 1975-6-15 51127 Plumas Quincy 1036 Comment
  POM101723  Stellaria longipes Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CAS-BOT-BC391178  Stellaria longipes subsp. longipes Hans Leschke 1961-8-15 1819 Plumas Lassen Volcanic National Park. Twin Meadows, southern part Comment
  CAS-BOT-BC391188  Stellaria longipes subsp. longipes John Thomas Howell 1976-7-16 51900 Plumas On flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  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-BC181452  Stellaria obtusa John Thomas Howell 1959-9-23 s.n. Plumas Meadow 3 mi. from Juniper Lake on road to Chester 1889 Comment
  CAS-BOT-BC375050  Stenotus acaulis L. W. Swift 1934-5-18 116 Plumas Plumas National Forest. Sugar Loaf near Meadow View 1889 Comment
  CAS-BOT-BC375312  Stephanomeria exigua subsp. coronaria Alice Eastwood 1927-6-27 14869 Plumas On road from Chilcott [Chilcoot]. United States Forest Reserve 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 Comment
  UC1562565  Stephanomeria lactucina Barbara Ertter 1988-7-25 7852 Plumas ca 15 air mi due s Susanville (sheep camp on Pierce Creek); Diamond Mts., Pierce Creek 1981 Comment
  JEPS19842  Stephanomeria lactucina Rimo Bacigalupi with Howard Whisler 1957-7-25 6036 Plumas 0.5 mi w Haskins Valley, w end (along Bucks Lake, sw of Bucks Lake) 1591 Comment
  SD46747  Stephanomeria lactucina Robert J. Weatherby 1955-8-12 1680 Plumas McFarland Ravine, Bear Creek area near Meadow Valley. 1399 Comment
  RSA126588  Stephanomeria spinosa C. W. Hanks 1934-8-6 2 Plumas N end of Sierra Valley. 1555 Comment
  SEINET8080356  Stipa occidentalis var. pubescens S. B. Doten 1901-6-16 49 Plumas NE of Sierra Valley. Comment
  SEINET10867694  Stipa speciosa Billy Joe Cox 1969-8-18 Cox 3422 Plumas Collected from dry sagebrush desert. 1/2 mi W of Beckworh Pass. Comment
  UCSC000141  Streptanthus amplexicaulis Unknown 1888-5-28 s.n. Plumas Thompson's Ranch Comment
  CAS-BOT-BC87784  Streptanthus tortuosus John Thomas Howell 1976-7-16 51878 Plumas Sierra Nevada. Spanish Creek near mouth of Slate Creek. 1066 Comment
  CHSC21729  Streptanthus tortuosus F. T. Griggs; A. Pass 1975-7-2 41 Plumas Buck's Lake. East of road. Comment
  JEPS20830  Streptanthus tortuosus S. Galen Smith 1958-7-25 Plumas on serpentine slope along Feather River Hwy (Alt. US 40) 2.2 mi e bridge over the North Fork of the Feather River (and junction of road to Caribou, near Rich Bar) 777 Comment
  UC367059  Streptopus amplexifolius var. americanus unknown Jul 1878 Plumas Indian Valley Comment
  CHSC1948  Styrax officinalis var. redivivus E. Silbersack 1931-5-3 Plumas Feather River canyon.