Search Results — 2000 specimen records retrieved (1431 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
  CAS-BOT-BC77981  Abies concolor W. R. Dudley 1909-8-1 s.n. Plumas Sierra Valley Comment
  NY29507  Abies lowiana E. Fritz 1936-6-22 8207 Plumas Comment
  SEINET177868  Acer glabrum Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico on the Big Divide 1830 Comment
  CAS-BOT-BC330951  Acer glabrum var. glabrum George W. Gillett 1957-7-19 858 Plumas Lassen Volcanic National Park. On trail to Sifford Lakes, aobut 1.25 miles above the Devils Kitchen. 2057 Comment
  CAS-BOT-BC330981  Acer glabrum var. glabrum Lowell Ahart 1989-7-2 6348 Plumas NW side of Pilot Peak, about 10 miles NE of La Porte 2133 Comment
  CHSC46628  Acer glabrum var. torreyi Lowell Ahart 1989-7-2 6348 Plumas on the north-west side of Pilot Peak, about 10 miles north-east of La Porte 2133 Comment
  CHSC70216  Acer glabrum var. torreyi B. Castro 1989-8-4 346 Plumas Ca 3.5 air mi SE of Bucks Lake, on N-facing flank of Mt. Ararat, ca 0.5 mi E of jct USFS Rds 23N19, 23N65, and the road to the top of Mt. Ararat. 1737 Comment
  RSA29665  Acer glabrum var. torreyi Joseph A. Ewan 1934-7-17 8535 Plumas Bear Lake, Mt. Elwell region 1982 Comment
  RSA31122  Acer glabrum var. torreyi A. A. Heller 1915-7-7 12054 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks in the forest. 1677 Comment
  SEINET10971291  Achillea Mary Susan Taylor 1981-7-13 Taylor 4007 Plumas T23N R14E nw/sw sec 26 and ne/se sec 27, Portola quad; Ramelli Ranch, E side, S of Feather River, ca. 2 mi ESE of Beckwourth. 4800 ft elev. Sagebrush Scrub in dry sandy soil. 1463 Comment
  UCD128363  Achillea millefolium M. Vincent 1968-6-10 866 Plumas Carabou Road, 1 mile from Feather River, Hwy 70. Comment
  UC1131589  Achnatherum hymenoides C. W. Hanks 1934-8-13 45 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  SEINET232919 Image available Achnatherum lemmonii L. R. Firestone, H Firestone 1983-8-4 8310 Plumas Cottonwood Spring Campground site 15 8-10 mi north of Chilcoot 1692 Comment
  UC1137070  Achnatherum lemmonii August L. Hormay 1932-6-11 Plumas Long Canyon Plumas National Forest, Long Canyon Comment
  UCD148594  Achnatherum lemmonii G. F. Hrusa; T. D. Wilfred 1996-7-22 13387 Plumas Sierra Nevada. Plumas National Forest. On south side above Little Long Valley Creek. Approximately 1/2 mile north of Highway 70 about 15 miles east of Quincy. 1590 Comment
  JEPS454  Achnatherum occidentale subsp. californicum W. L. Jepson 1924-7-25 10648 Plumas Meadow Valley Comment
  CHSC58053  Achnatherum occidentale subsp. occidentale Vernon H. Oswald; Lowell Ahart 1992-6-2 4970 Plumas Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. 1822 Comment
  RSA484121  Achnatherum occidentale subsp. occidentale A. A. Beetle 1941-6-28 2898 Plumas west side of Lake Almanor 1829 Comment
  UC1133183  Achnatherum occidentale subsp. occidentale C. W. Hanks 1934-8-8 16 Plumas ridge top, nw end of Sierra Valley Plumas National Forest, Sierraville Quadrangle, Sierra Valle Comment
  UC641660  Achnatherum occidentale subsp. occidentale G. L. Stebbins Jr. 1939-6-6 2899 Plumas 1.7 mi e on road to Quincy Meadow Valley 1097 Comment
  UC641666  Achnatherum occidentale subsp. occidentale G. L. Stebbins Jr. 1939-7-9 2935 Plumas sw slope of Meadow View Peak Meadow View Peak 1920 Comment
  CAS-BOT-BC210931  Achnatherum occidentale subsp. pubescens John Thomas Howell 1955-7-19 30754 Plumas Beckwourth 1493 Comment
  CHSC70822  Achnatherum occidentale subsp. pubescens B. Castro; L. Gehrung 1995-7-14 584 A Plumas Ca 8 air mi SW of Bucks Lake, ca 0.3 mi W of Kellogg Ravine, along edges of USFS Rd 22N29. 1493 Comment
  UCD32652  Achnatherum occidentale subsp. pubescens Beecher Crampton 1954-7-5 2045 Plumas Plumas County, 1.5 miles north of Greenville, along highway 89. 1127 Comment
  CHSC32034  Acmispon americanus var. americanus L. Ahart 1977-7-26 1501 Plumas Along road to Bunker Hill Creek, ca. 0.5 mi below Bunker Hill Mine, ca. 10 mi ne of La Porte. 609 Comment
  OBI13053  Acmispon parviflorus Lewis S. Rose 1967-5-8 67073 Plumas Rodgers Flat. North Fork, Feather River 610 Comment
  CAS-BOT-BC391466  Aconitum columbianum subsp. columbianum Mary Strong Clemens 1920-6-28 s.n. Plumas Quincy Comment
  SD46512  Aconogonon davisiae Robert J. Weatherby 1950-8-11 1511 Plumas near Hellgramite Pond, Lakes Basin Area 2012 Comment
  CAS-BOT-BC418805  Aconogonon phytolaccifolium Clarence R. Quick 1953-8-8 53 -114 Plumas South of Meadow Valley Comment
  CAS-BOT-BC29841  Adenocaulon bicolor Walter Knight; Irja Knight 1966-6-18 1282 Plumas Butterfly Valley 1097 Comment
  CHSC101945  Adenocaulon bicolor Lowell Ahart; John Dittes 2009-7-13 16052 Plumas On dry soil, on the east side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CAS-BOT-BC29832  Adenocaulon bicolor George Wilson Gillett 1957-7-17 803 Plumas Lassen Volcanic National Park, upper Willow Lake Meadow, near the east inlet 1661 Comment
  CAS-BOT-BC29833  Adenocaulon bicolor John Thomas Howell 1960-7-21 35835 Plumas NW of Willow Lake 1706 Comment
  UC1584686  Adenocaulon bicolor Jerry Powell 1986-7-23 1495 Plumas 5 mi n, in Feather River Canyon Blairsden; Feather River Canyon Comment
  CAS-BOT-BC65504  Adiantum aleuticum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CHSC63952  Adiantum aleuticum B. Castro; Gail Kuenster 1994-9-21 548 Plumas Ca 2.5 air mi S of Bucks Lake, ca 0.7 mi W of USFS Rd 23N18, along N-trending perennial creek which drains the NE corner of Red Mtn and feeds into Cedar Flat. 1722 Comment
  JEPS95273  Adiantum aleuticum Lowell Ahart 1994-7-28 7532 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  SFV10665  Adiantum aleuticum M. L. Vincent 1968-6-10 867 Plumas Sierra Nevada Caribou Road. 1 mile from Feather River, Highway 70. 730 Comment
  RSA699794  Agastache urticifolia L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11161 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  UCD125004  Agastache urticifolia Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  CAS-BOT-BC29430  Ageratina occidentalis Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC29436  Ageratina occidentalis Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC30237  Ageratina occidentalis George Wilson Gillett 1957-7-19 855 Plumas On trail to Sifford Lakes, about 1.25 miles above the Devils Kitchen 2057 Comment
  JEPS113441  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
  RSA726446  Agoseris glauca var. monticola L. Ahart, John Dittes 2007-6-17 14167 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
  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
  RSA716688  Agoseris grandiflora L. Ahart, John Dittes 2005-9-19 12421 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  UC170965  Agoseris grandiflora var. grandiflora H. M. Hall 1912-8-3 9379 Plumas Quincy 1066 Comment
  CAS-BOT-BC22912  Agoseris heterophylla Lewis S. Rose 1967-6-12 67108 Plumas Butterfly Valley, ca. 3 mi. w. of Keddie 1036 Comment
  CAS-BOT-BC22913  Agoseris heterophylla John Thomas Howell; Gordon H. True 1967-7-11 43305 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CHSC54390  Agoseris heterophylla Vernon Oswald 1991-6-12 4662 Plumas Lassen Volcanic National Park. Terminal Geyser, located between Drakesbad and Willow Lake. 1786 Comment
  CAS-BOT-BC13244  Agoseris monticola J. T. Howell 1960-7-21 35802 Plumas Lassen Volcanic National park, Drakesbad 1828 Comment
  CAS-BOT-BC13317  Agoseris parviflora Elizabeth McClintock 1968-5-18 s.n. Plumas East of Frenchman Reservoir, north of Chilcoot 1706 Comment
  RSA164330  Agoseris parviflora Clare B. Hardham 1961-6-16 7481 Plumas Diamond Peak 2134 Comment
  CAS-BOT-BC13433  Agoseris retrorsa Alice Eastwood 1927-6-13 14546 Plumas Forest Lodge, Greenville, United States Forest Reserve. Comment
  CHSC81343  Agoseris retrorsa L. P. Janeway 1996-5-20 4979 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwest of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  UC2042974  Agoseris retrorsa Barbara Ertter with Gary Schoolcraft 1990-5-14 8971 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  UCSB16053  Agoseris retrorsa 1962-6-12 Plumas On bank of Jackson Creek; in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CAS-BOT-BC13432  Agoseris retrorsa Gladys L. Smith 1976-6-7 4556 Plumas Route 70, Spring Grarden Station, 6 miles east of Quincy. 1219 Comment
  CAS-BOT-BC13441  Agoseris retrorsa Walter Knight; Irja Knight 1967-5-22 1816 Plumas Butterfly Canyon 990 Comment
  SEINET10789692  Agropyron intermedium Mary Susan Taylor 1982-1 Taylor 4761 Plumas Portola quad. Ramelli Ranch, between Calpine Rd (109) and cow pastures; ca. 1 mi w of Beckwoourth, s of Hwy 70. Sagebrush Scrub. With Perideridia, Chaenactis. 1487 Comment
  SEINET12911692  Agropyron trachycaulum var. trachycaulum C. Tanner 1999-1 s.n. Plumas Within city limits of Portola (area bounded on N by alley, S by Quincy Street, E by Willow Street, W by Rock Street). 1484 Comment
  CAS-BOT-BC162045  Agrostis Fred Sommers; Greg Sommers 1976-7-20 177 Plumas Marble Hot Springs Area Sierra Valley Marsh. Marble Lane. 1487 Comment
  CAS-BOT-BC127088  Agrostis exarata Thomas H. Kearney 1944-8-14 4 Plumas Near Prattville, Lake Almanor. Comment
  CAS-BOT-BC127096  Agrostis exarata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1456 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek. 883 Comment
  JEPS76240  Agrostis exarata W. L. Jepson 1939-8-14 19421 Plumas Willow Creek 1828 Comment
  RSA129590  Agrostis exarata F. W. Embree 1934-6-11 6298 Plumas 1 mile NE of Bucks Ranch. 1601 Comment
  RSA59905  Agrostis exarata E. K. Balls 1950-9-15 15832 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  CAS-BOT-BC139616  Agrostis gigantea Hans Leschke 1960-9-7 1789 Plumas Lassen Volcanic National Park. Park boundary north of Willow Lake. Comment
  CAS-BOT-BC139411  Agrostis hyemalis Robert J. Weatherby 1950-7-17 1465 Plumas Feather River Camp, 4 miles north of Quincy. 1066 Comment
  CHSC115919  Agrostis idahoensis Sara M. Taylor; Scott Batiuk 2012-8-1 60 Plumas Plumas National Forest, Pacific Southwest Region, Forest Service. UTM zone 10, 4423723 N, 659538 E. Jack's Meadow. From Quincy head west on Bucks Lake Rd., right onto Silver Lake Rd. (24N29X). Go until 1 km south of Silver Lake, on left is drainage (Jack's Creek). Park and hike along drainage for ~700m. 1676 Comment
  CAS-BOT-BC138994  Agrostis pallens John Thomas Howell 1951-6-28 27686 Plumas Eureka Peak. 2133 Comment
  CHSC89305  Agrostis pallens G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16327 Plumas Northern Sierra Nevada. Willow Creek Rd., 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC138705  Agrostis scabra Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1617 Plumas Butterfly Botanical Area and Vicinity. Along roadside at Fern Glen. 1097 Comment
  CAS-BOT-BC138711  Agrostis scabra John Thomas Howell 1926-7-26 2127 Plumas Near Prattville. 1371 Comment
  CHSC117469  Agrostis scabra B. Castro; Robin Carter 2010-7-17 1824 Plumas Northern High Sierra Nevada. Plumas National Forest; Indian Creek at base of Antelope Lake Dam, at 'Gaging Station' site on maps. On S edge of creek, ca 75 ft downstream of dam outlet. 1499 Comment
  POM313175  Agrostis scabra Malcolm A. Nobs, S. Galen Smith 1949-8-18 1366 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  RSA129685  Agrostis scabra H. S. Yates 1936-8-12 6091 Plumas Lake Almanor. 1341 Comment
  RSA239240  Agrostis scabra R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42337 Plumas Feather River Camp, 4 miles north of Quincy 1067 Comment
  RSA59339  Agrostis stolonifera E. K. Balls 1950-9-8 15704 Plumas Lakes Center Public Campground, southern 2043 Comment
  JEPS118395  Agrostis variabilis Lowell Ahart 2011-9-20 17689 Plumas Open area around a primitive campsite, on the south side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  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
  UC2029005  Allium campanulatum Barbara Ertter with Gary Schoolcraft 1990-5-14 8969 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir. Comment
  CAS-BOT-BC466608  Allium campanulatum Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi W of Pilot Pk. near Onion Valley 1800 Comment
  CAS-BOT-BC466617  Allium campanulatum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2432 Plumas Vicinity of mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC466725  Allium campanulatum Anna Head 1921-8-5 s.n. Plumas Lake Center Camp. Feather River region Comment
  CDA39422  Allium campanulatum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3205 Plumas 0.5 mile north of Taylor Creek Road on Mt. Hough-Crystal Lake Road. Comment
  JEPS47588  Allium campanulatum John W. Duffield 1937-7-18 Plumas near Schneider Creek Comment
  RSA367082  Allium campanulatum Christopher Davidson 1975-6-7 2738 Plumas 4.6 miles N of Greenville on highway 89. 1238 Comment
  SEINET199811  Allium campanulatum Francia Chisaki 1956-6-1 898 Plumas On Highway Alt. #40, 5.7 miles east of Virgilia, Comment
  UCD138491  Allium campanulatum A. A. Heller; P. B. Kennedy 1907-7-11 8815 Plumas Prattville. Comment
  SJSU14261  Allium lemmonii N. A. Hopkins 1989-6-7 1411 Plumas Squaw Valley Comment
  UCD143206  Allium lemmonii L. K. Mann; M. D. Mann, Madison 1962-6-12 s.n. Plumas Highway 89, southwest edge Lake Almanor, 0.8 miles before road to Almanor. Comment
  CHSC65184  Allium obtusum var. obtusum Lowell Ahart 1995-8-7 7604 Plumas On the south side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/4 mile (air) south-west of Pilot Peak. 2011 Comment
  CAS-BOT-BC474282  Allium obtusum var. obtusum Mrs. H. C. Cantelow 1938-7-4 2299 Plumas E. of Drakesbad. S. side of Soda Creek. Comment
  CAS-BOT-BC474058  Allium parvum M. S. Taylor 1982-5-18 4477 Plumas 2 air miles SE of Canyon Dam 1554 Comment
  SJSU14343  Allium platycaule N. A. Hopkins 1990-5-12 1621 Plumas near Red Clover Cr 17.2 mi NW of Beckwourth on rd to Genessee 1706 Comment
  UC1133830  Allium platycaule P. G. Haddock 1938-5-29 13 Plumas Rock Creek on rocky ledge above stream Plumas National Forest, Downieville Quadrangle, Rock Creek Comment
  CAS-BOT-BC474088  Allium platycaule Lowell Ahart 1983-7-20 4200 Plumas About 1/4 mile east of the Feather Fork Mine, about 5.5 miles north of La Porte 1800 Comment
  RSA164372  Allium platycaule Clare B. Hardham 1961-6-16 7467 Plumas Diamond Peak. 2287 Comment
  SEINET8191575  Allium platycaule Unknown 1919-5-11 s.n. Plumas Beckwourth. Comment
  UC1075697  Allium platycaule Robert J. Weatherby 1955-7-2 1568 Plumas Bear Ridge near Taylor Lake; Bear Ridge 2194 Comment
  UCD138590  Allium platycaule A. A. Heller; P. B. Kennedy 1907-7-4 8723 Plumas east of Red Clover Valley. Comment
  SEINET3879889  Allium validum E. K. Balls 1950-9-1 15601 Plumas East of Long lake, at foot of meadow leading down to two smaller lakes.; 0 2103 Comment
  CAS-BOT-BC476718  Allium validum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC476726  Allium validum M. S. Taylor 1982-8-4 4917 Plumas Along spring on N side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi. NE of Quincy. 1889 Comment
  UC1135173  Alnus incana subsp. tenuifolia D. Axelrod 1934-6-12 46 Plumas 1 mi s Fowler Peak; Plumas National Forest, Downieville Quadrangle Comment
  UCD109976  Alnus incana subsp. tenuifolia W. B. McHenry 1961-8-20 s.n. Plumas Bucks Lake. Comment
  JEPS108989  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
  SBBG25319  Alnus rhombifolia E. Ahrenholz 1962-4-18 20 Plumas between Greenville and Lake Almanor, St Hwy 89 Comment
  SFV845  Alnus rhombifolia E. Ahrenholz 1962-4-18 20 Plumas Sierra Nevada Between Greenville and Lake Almanor on State Highway 89. Streambank. Comment
  RSA0088243  Alnus tenuifolia Bonnie C. Templeton 1968-6-8 11223 Plumas Butterfly valley. 1067 Comment
  CHSC40449  Alopecurus aequalis Lowell Ahart 1985-7-3 5098 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
  JEPS76235  Alopecurus aequalis W. L. Jepson 1939-8-12 19406 Plumas Ferris Creek - branch of Last Chance Creek 1767 Comment
  SEINET10507148  Alopecurus geniculatus Mary Susan Taylor 1982-8-27 Taylor 5062 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
  CDA23677  Amaranthus californicus J. T. Howell 1959-9-21 34767 Plumas Sierra Nevada; Bars of North Fork of Feather River near Belden. Comment
  CHSC61611  Amelanchier alnifolia Arthur C. Barrett 1915-6-14 5 Plumas Boulder Cr. Ranger Sta. Pasture. 1645 Comment
  JEPS114524  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart 2008-8-14 15203 Plumas Steep north side of a good logging road (Forest Road 22N68), north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1600 Comment
  UCD112883  Amelanchier pallida Lori Best 1976-5-29 126 Plumas Plumas-Eureka Campground. Comment
  CAS-BOT-BC136786  Amelanchier utahensis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2436 Plumas Vicinity of mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC136798  Amelanchier utahensis M. B. Kildale 1926-9-11 2728 Plumas Juniper Lake, Lassen Natl. Forest 2054 Comment
  RSA769806  Anaphalis margaritacea L. Ahart 2008-9-10 15361 Plumas Both sides of East Branch Creek, east side of Quincy La Porte Road, about 1.75 air miles south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte 1594 Comment
  CAS-BOT-BC64281  Anaphalis margaritacea Anna Head 1920-7-30 s.n. Plumas Lake Center Camp near Mirror Lake 1920 Comment
  SEINET5525818  Anaphalis margaritacea I. W. Carpenter, Hicks, M. L. 1976-7-28 Plumas Mt. Lassen National Park Comment
  CHSC98340  Anemone drummondii L. P. Janeway 2007-6-3 9014 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  SD50758  Angelica arguta var. breweri Darley F. Howe 1959-8-3 2784 Plumas Thirty miles north of Quincy on Hwy 89. 1370 Comment
  POM82678  Angelica californica Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. 915 Comment
  CHSC101777  Antennaria argentea Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15870 Plumas South and below Forest Road 27N01Y, south of the high cut bank along the road, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC97065  Antennaria argentea Lowell Ahart; Josephine Guardino 2007-7-21 14376 Plumas Around pine trees, along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  JEPS125923  Antennaria argentea D. W. Taylor 2001-6-20 17798 Plumas Ridge dividing Middle Creek from Indian Creek, about 2.5 air miles SSW of Antelope Lake dam. Comment
  UC2042994  Antennaria argentea Barbara Ertter with Gary Schoolcraft 1990-5-14 8987 Plumas East of Round Valley Reservoir west of Crescent Mills. Comment
  CAS-BOT-BC58705  Antennaria geyeri Clare B. Hardham 1970-8-9 17716 U Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC58708  Antennaria geyeri L. P. Janeway 1991-8-4 4131 Plumas Saddle just E of Squaw Valley Peak along the Beckwourth-to-Laufman Road 1905 Comment
  CAS-BOT-BC79969  Antennaria microphylla John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54275 Plumas Mt. Hough 2203 Comment
  RSA31215  Antennaria rosea Joseph A. Ewan 1934-7-16 8517 Plumas Warm granite of boulder pocket and shore, Long lake, Mt. Elwell region. 2073 Comment
  CAS-BOT-BC84650  Anthemis cotula Lowell Ahart 1981-9-6 3072 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC62161  Antirrhinum vexillo-calyculatum subsp. intermedium L. P. Janeway 1993-7-28 4480 Plumas Plumas National Forest. East side of Ward Creek 0.2 mi north of confluence of the North and South Branches; 1.1 mi south of Genesee Valley. 1280 Comment
  CHSC94792  Antirrhinum vexillo-calyculatum subsp. intermedium Lowell Ahart 2006-10-8 13421 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
  JEPS50773  Antirrhinum vexillocalyculatum subsp. intermedium Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9288 Plumas just e Rich Bar (along Feather River Highway) 762 Comment
  CAS-BOT-BC162068  Apera interrupta L. P. Janeway 1992-7-1 4244 Plumas Plumas National Forest. Beckwourth Ranger District. North side of Middle Fork Feather River along moist drainage of Bonta Creek across a gravel bar of the river. 1310 Comment
  CHSC55632  Apera interrupta K. R. Stern 1985-6-25 8295 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC21304  Apocynum androsaemifolium F. T. Griggs; A. Pass 1975-7-8 126 Plumas Bucks Lake. Comment
  UC711905  Apocynum androsaemifolium Roxana S. Ferris and Laura Lorraine 1941-8-8 10417 Plumas 3 mi. from Greenville (on rd. to Lake Almanor) Comment
  UCSB71626  Apocynum androsaemifolium 1962-6-12 Plumas In upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  SBBG128283  Apocynum androsaemifolium L. Ahart, J. Dittes 2009-7-14 16068 Plumas SE side of Forest Service Rd 27N92, ca. 1.9 mi SE of Seneca, ca. 6 mi S of Lake Almanor Reservoir Dam 1677 Comment
  UCD121292  Apocynum androsaemifolium R. Tofsrud 1948-7-20 s.n. Plumas Between Quincy and Buck's Lake. 1219 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
  CAS-BOT-BC392014  Aquilegia Clare B. Hardham 1978-8-11 s.n. Plumas Area se. of Thompson Peak Comment
  CAS-BOT-BC397894  Aquilegia formosa Lowell Ahart 1979-7-18 s.n. Plumas Ca 1 mi. W of Pilot Pk. 2000 Comment
  JEPS48664  Aquilegia formosa Esther C. Fritz 1933-7-4 Plumas along rd Spanish Peak 2103 Comment
  RSA106758  Aquilegia formosa var. truncata L. S. Rose 1955-7-20 55158 Plumas Mohawk. 1372 Comment
  NY639723  Arabis holboellii var. pinetorum R. R. Halse 1977-5-22 1552 Plumas Along State Highway 89, 5.8 miles north of Quincy 960 Comment
  CDA13435  Arabis holboellii var. retrofracta G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13282 Plumas Sierra Nevada; Plumas National Forest. Above Bull Run Creek off USFS 23N12E. Comment
  UC924272  Aralia californica H. S. Reed 1941-8-2 Plumas Forest Lodge 1036 Comment
  SEINET2471227  Arceuthobium abietinum R. L. Mathiasen 2007-8-8 2007 -32 Plumas Ca. 4.8 km W. of Meadow Valley on high road to Bucks Lake 1470 Comment
  CHSC61683  Arceuthobium americanum Vernon H. Oswald; Lowell Ahart 1993-8-25 5867 Plumas Lassen Volcanic National Park. North arm of Rice Creek SE of Twin Mdws., ca. 0.2 mi upstream from the S boundary of the park at the downstream end of a series of falls and cascades. On top of low cliffs on the E side of the creek. 1987 Comment
  RSA609443  Arceuthobium campylopodum Louis C. Wheeler 1958-7-30 7355 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  CAS-BOT-BC409918  Arceuthobium campylopodum John Thomas Howell; Gordon H. True 1967-7-11 43373 Plumas 2 miles SE of Mt. Hough 1828 Comment
  SEINET7258407  Arctostaphylos manzanita J. F. Sloan 1959-4-26 s.n. Plumas SW of Quincey, vicinity of Brush Creek SW of Bucks Lake 30 mi. Comment
  CAS-BOT-BC38617  Arctostaphylos mewukka subsp. truei John Thomas Howell 1959-9-21 34778 Plumas N. Fork Feather River near Belden 701 Comment
  CAS-BOT-BC38621  Arctostaphylos mewukka subsp. truei J. D. Jokerst 1985-7-23 2542 Plumas Edges of Highway 70 at the entrance to the Indian Jim Campground. Comment
  CAS-BOT-BC40007  Arctostaphylos nevadensis John Thomas Howell 1926-7-27 2146 Plumas Near Prattville 1676 Comment
  CHSC85486  Arctostaphylos nevadensis G. Douglas Barbe; T. C. Fuller 1982-6-15 3718 Plumas Sierra Nevada. 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  SEINET10449367  Arctostaphylos truei Mary Susan Taylor 1982-6-20 Taylor 4712 Plumas T24N R6E nw sec 10. Pulga NE quad. Along Hwy 70, just w of Injun Jim Campground entrance, ca. 4 air mi sw of Belden. TYPE LOCALITY. Comment
  OBI14484  Arctostaphylos viscida subsp. viscida Lewis S. Rose 1967-5-7 67067 Plumas 3 mi W of Keddie, Butterfly Valley 945 Comment
  SD8177  Arenaria congesta Mrs. R. M. Austin 1882-1 Plumas Comment
  JEPS125972  Arenaria congesta var. subcongesta D. W. Taylor 2001-6-20 17807 Plumas Plumas National Forest; ridge dividing Middle Creek from Indian Creek, ca 2.5 air miles SSW of Antelope Lake Dam. Comment
  CAS-BOT-BC401821  Argemone munita subsp. rotundata L. S. Smith 1927-6-6 2041 Plumas Near Constantia Comment
  CHSC54462  Arnica chamissonis Vernon H. Oswald; Lowell Ahart 1991-7-30 4784 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  JEPS88490  Arnica chamissonis Vernon H. Oswald and Lowell Ahart 1996-7-15 8033 Plumas e side of marsh ca. 1.4 mi s Last Chance Campground (n end of lake, at streams and marshy meadow extending e from Rd. 29N11); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  CAS-BOT-BC295861  Arnica dealbata L. W. Swift 1934-7-5 87 Plumas Plumas National Forest. N La Porte 1950 Comment
  CAS-BOT-BC82499  Arnica discoidea John Thomas Howell 1976-7-15 51865 Plumas Snake Lake, about 4 miles northwest of Quincy 1219 Comment
  CDA13931  Arnica discoidea G. F. Hrusa, T. D. Wilfred 1997-5-3 13856 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
  CHSC62339  Arnica discoidea B. Castro; L. Hanson, Plumas NF botanists 1989-8-17 403 Plumas Ca 13 air mi E of Greenville, ca 2.5 me N of Kettle Rock, in the Mud Lake Research Natural Area within Plumas National Forest. 2042 Comment
  CAS-BOT-BC82507  Arnica discoidea Anna Head 1921-7-28 s.n. Plumas trail to Long Lake, Feather River Region Comment
  CHSC112558  Artemisia arbuscula subsp. arbuscula B. Castro; L. P. Janeway 2007-6-9 1641 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, ca 500 ft below edge of open Ponderosa-Jeffrey pine forest. 1673 Comment
  SEINET6775331 Image available Artemisia cana subsp. bolanderi W. Harnach 1990-10-6 532 Plumas Sierra Valley, 100 yards west of the steel bridge on Marble Lane 1486 Comment
  UC1119350  Artemisia cana subsp. bolanderi N. French 1934-11-16 556 Plumas 6 mi s Beckwith; Sierraville Quadrangle Comment
  RSA716877  Artemisia douglasiana L. Ahart, John Dittes 2005-9-20 12454 Plumas S side of Forest Road 27N34, about 1 mile NE of Eisenheimer Peak, about 3/4 of a mile S of Wilcox Valley 1985 Comment
  UC1119542  Artemisia douglasiana C. W. Hanks 1934-9-6 70 Plumas e side Dixie Mtn.; Plumas National Forest, Sierraville Quadrangle Comment
  UC710418  Artemisia douglasiana Thomas H. Kearney Aug 14 1944-Aug 26 1944 165 Plumas near Prattville; Lake Almanor 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
  JEPS115789  Asclepias cordifolia Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15851 Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  JEPS115173  Asclepias speciosa Lowell Ahart, John Dittes 2009-7-13 16056 Plumas West side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CAS-BOT-BC69586  Aspidotis densa John Thomas Howell 1975-6-16 51144 Plumas 2 mi. nw. of Spring Garden. 1173 Comment
  UCR182892  Aspidotis densa G. D. Barbe, T. C. Fuller 1982-6-15 3709 Plumas On serpentine slope uphill, 0.8 mi. west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 mi. east of Red Hill Summit, Plumas National Forest 1555 Comment
  SEINET5338518  Aspidotis densa M. J. Williams 1967-8-20 s.n. Plumas Rene's Falls, Jamison Creek above Johnsville. 1859 Comment
  CAS-BOT-BC97465  Aster Clare B. Hardham 1978-8-11 21814 Plumas About 5 mi. ne. of Antelope Reservoir on road to Janesville Comment
  CAS-BOT-BC97459  Aster Clare B. Hardham 1985-7-31 30128 B Plumas Doyle's Crossing Comment
  CAS-BOT-BC97468  Aster M. S. Taylor 1982-9-8 5111 Plumas Greenville SW quad. S side of Round Valley Reservoir, ca. 4 mi s of Greenville 1371 Comment
  SEINET10474428  Aster chilensis var. medius Mary Susan Taylor 1981-8-31 Taylor 4251 Plumas California: T22N R12E se1/4 of se1/4 sec 25. Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi S of Clio. Plumas County. 4400 ft. 1341 Comment
  SEINET10474123  Aster foliaceus Mary Susan Taylor 1981-7-29 Taylor 4147 Plumas T25N R12E se 1/4 ne 1/4 sec 19 Genesse Valley quad. Along creek crossing 25N 42-Flournoy grade, 0.2 mi N of N branch of Ward Creek, ca. 5 air mi se of Genesse. Riparian wood on granite. 6000 ft. 1829 Comment
  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
  CHSC55490  Astragalus bolanderi L. P. Janeway 1984-7-15 922 Plumas Along dirt road on south side of Frenchman Hill; ca 3 mi west-southwest of Bucks Lake. 1737 Comment
  UC1128749  Astragalus bolanderi G. T. Nordstrom 1934-7-12 219 Plumas 3/4 mi n Three Lakes (Plumas National Forest); Bidwell Bar Quad., Plumas Natl For., n of Three Lakes Comment
  SD46410  Astragalus bolanderi Robert J. Weatherby 1955-7-26 1664 Plumas On ridge north of Spanish Peak. 2100 Comment
  UC1075717  Astragalus bolanderi Robert J. Weatherby 1955-7-26 1664 Plumas granitic gravel on ridge n Spanish Peak; ridge n of Spanish Peak 2103 Comment
  CAS-BOT-BC178759  Astragalus canadensis var. brevidens T. C. Fuller 1968-7-1 17319 Plumas Hwy 49 to Loyalton, ca. 6 mi. s. of Vinton - Sierra Valley, Sierra Nevada 1524 Comment
  CHSC48057  Astragalus lentiformis L. P. Janeway 1989-7-11 3478 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; 1/2 mi SW of the Beckwourth-Genesee Rd (rd 111) 11.5 mi from Beckwourth. 1699 Comment
  UCD35212  Astragalus lentiginosus Beecher Crampton 1954-7-5 2050 Plumas 1.5 miles north o Greenville, Hwy. 89. Comment
  CHSC118065  Astragalus pulsiferae var. pulsiferae R. Ondricek-Fallscheer 1999-6-26 194 Plumas About 6 1/2 air mi ENE of Beckwourth and 2 1/2 air mi N of Hwy 70; ca. 25 ft. N (upslope) from USFS Rd. 23N71 and 150 ft. E of the stream which is in the steep ravine. Slope 20%. 1645 Comment
  UCD105217  Astragalus purshii Michael A. Vincent 1999-6-7 8521 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  CAS-BOT-BC192948  Astragalus purshii var. purshii A. A. Heller; P. B. Kennedy 1907-7-4 8727 Plumas Ridge east of Red Clover Valley Comment
  CAS-BOT-BC192954  Astragalus purshii var. purshii Alice Eastwood 1918-5-25 7000 Plumas Portola Comment
  SBBG3245  Astragalus purshii var. tinctus H. and M. Dearing 1939-5-9 3328 Plumas near Blairsden 1219 Comment
  JEPS109612  Astragalus webberi Dean W. Taylor 2002-6-20 18166 Plumas China Grade ca. 1 road mile S of Taylorsville 1219 Comment
  CHSC72449  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
  CHSC42030  Athyrium filix-femina var. cyclosorum Lowell Ahart 1986-9-10 5394 Plumas On the bottom of the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte. 1706 Comment
  CHSC80790  Athyrium filix-femina var. cyclosorum Lowell Ahart 2001-7-19 8935 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
  SD9780  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin 1880-1 Plumas Big Meadow Comment
  UC185188  Athyrium filix-femina var. cyclosorum Mrs. Carlotta C. Hall 1912-6-10 Plumas Wapanse Creek Comment
  CAS-BOT-BC17545  Athysanus pusillus Mary Strong Clemens 1920-5-14 s.n. Plumas Greenville. Comment
  UC118038  Athysanus pusillus Mrs. R. M. Austin 1880-1 Plumas Comment
  CAS-BOT-BC494110  Atriplex truncata W. Harnach; N. Harnach 2000-8-23 1000 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  UCD97851  Atriplex truncata John Thomas Howell 1959-9-25 35017 Plumas 5 miles east of Beckwourth, Sierra Valley. 1493 Comment
  CDA43426  Avena barbata Willow Vieira 2015-6-4 PDR# 320 P6131685 Plumas Caribou. 0 Comment
  CAS-BOT-BC66253  Azolla mexicana Robert J. Weatherby 1950-7-28 1484 Plumas at edge of Indian Creek, on road to Taylorsville 1066 Comment
  CHSC8116  Balsamorhiza deltoidea J. G. Moore 1969-4-26 85 Plumas Growing on S side of Hwy 70, 20 mi E of Belden. 914 Comment
  SJSU4146  Balsamorhiza hookeri C. W. Sharsmith & W. Savage 1967-5-20 7515 Plumas near S base of The Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  CAS-BOT-BC100096  Balsamorhiza sagittata Mary Strong Clemens 1920-5-4 s.n. Plumas Greenville Comment
  CAS-BOT-BC145803  Beckmannia syzigachne Fred Sommers; Greg Sommers 1976-6-24 141 Plumas Sierra Nevada. Sierra Valley Marsh, 500 m northeast of Marble Hot Springs. 1524 Comment
  CAS-BOT-BC102167  Bidens James T. Vale 1980-9-22 s.n. Plumas West shore, Lake Almanor Comment
  CAS-BOT-BC102175  Bidens cernua Lewis S. Rose 1934-7-23 34406 Plumas Vinton 1524 Comment
  SEINET10905060  Bidens cernua Mary Susan Taylor 1982-8-27 Taylor 5066 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
  OBI43752  Bidens frondosa R. D. Goeden 1986-9-10 s.n. Plumas NE shore of Round Valley Reservoir, 3 mi S of Greenville, Plumas Natl forest 1372 Comment
  SD124888  Bidens frondosa R. D. Goeden 1986-9-10 Plumas Northeast shore of Round Valley Reservoir, 3 miles south of Greenville, Plumas National Forest. 1370 Comment
  CHSC1341  Bistorta bistortoides 1932-5-28 Plumas Near Chester. Comment
  CHSC78690  Bistorta bistortoides L. P. Janeway 2000-7-16 6907 Plumas Northern High Sierra Nevada. Large meadow at Greens Flat; at head of Catrell Creek; about 3.7 km northwest of Middle Fork Feather River. 1722 Comment
  CHSC72429  Blepharipappus scaber L. P. Janeway 1998-6-24 5672 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-BC16874  Boechera Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1830 Plumas The Butterfly Botanical Area and Vicinity. At confluence of Butterfly Creek and Spanish Creek. 883 Comment
  CAS-BOT-BC27228  Boechera constancei Lincoln Constance 1938-6-9 2309 Plumas Above the Middle Fork of Feather River, 7.3 miles SE of Quincy 1219 Comment
  CAS-BOT-BC16181  Boechera davidsonii Lowell Ahart 1979-8-4 s.n. Plumas About one mile west of Pilot Peak. 1800 Comment
  CAS-BOT-BC14016  Boechera lemmonii Ella Dales Cantelow 1941-5-18 3626 Plumas 1.5 miles west of Johnsville Road to Gibsonville. 1615 Comment
  CAS-BOT-BC14255  Boechera pinetorum John Thomas Howell; Gordon H. True 1973-7-31 50131 Plumas Sierra Nevada. Diamond Range. On road from Janesville to Thompson Peak. 1981 Comment
  CHSC117484  Boechera pinetorum Lowell Ahart 2016-6-29 21071 Plumas Top and southwest part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC46632  Boechera pinetorum Lowell Ahart 1989-7-7 6371 Plumas Along the logging road, on the east side of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC67191  Boechera pinetorum James D. Jokerst 1987-5-28 2885 Plumas Ward Creek Canyon on edge SW of creek. 1463 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
  SEINET3166403  Boechera puberula P. J. Alexander 2009-5-25 1041 -A Plumas East slope of the northern Sierra Nevada, S side of Frenchman Reservoir, 0.25 miles E of the center of the dam, 7.1 miles NNW of Chilcoot, Plumas National FOrest. 1747 Comment
  CAS-BOT-BC14656  Boechera rectissima John Thomas Howell 1961-6-21 36610 Plumas Sierra Nevada. Greenville. 1097 Comment
  CHSC53194  Boechera rectissima L. P. Janeway 1989-6-12 3289 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1706 Comment
  JEPS103375  Boechera rectissima Lowell Ahart 2002-6-26 9774 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
  SEINET4339633  Boechera rectissima C. D. Bailey, E. Bailey 2009-7-21 292 -A, B, C Plumas Sierra Nevada: Plumas National Forest, in the Lakes Basin area west of Graeagle and east of Sierra City. Between Grassy Lake and the turnoff to Graeagle Lodge. 1943 Comment
  UCD147799  Boechera retrofracta Allyson Ayalon; Lucie Jerabkova 2012-8-1 152 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC25591  Boechera retrofracta John Thomas Howell; Gordon H. True 1973-7-31 50115 Plumas Sierra Nevada. Diamond Range. Summit range of Thompson Peak. 2194 Comment
  CAS-BOT-BC25722  Boechera sparsiflora Clare B. Hardham 1961-6-16 7442 Plumas Diamond Peak. Lassen. Comment
  CAS-BOT-BC25723  Boechera sparsiflora W. I. Follett 1946-5-24 s.n. Plumas Chip Creek. Comment
  CHSC62344  Boechera suffrutescens B. Castro; L. Hanson 1989-8-17 402 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
  UCD149522  Boechera suffrutescens G. L. Stebbins 1970-7-24 7072 Plumas South of Round Lake, in Lakes Basin. South of Gray Eagle. (Exact location unknown. Coordinates estimated by label maker.) 2072 Comment
  RSA233764  Boisduvalia glabella Robert F. Thorne, C. W. Tilforth 1969-9-6 39244 Plumas Along Feather River 1 mi. SW of Beckwourth 1357 Comment
  RSA59435  Boisduvalia glabella E. K. Balls 1950-9-15 15847 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  SD9249  Botrychium multifidum Mrs. R. M. Austin 1877-1 Plumas Butterfly Valley Comment
  SEINET11709137  Botrychium multifidum R. M. Austin 1878-1 s.n. Plumas no further locality Comment
  CHSC45965  Boykinia major Lowell Ahart 1976-7-7 1164 Plumas Along Cold Water Creek, east of the camp, about 4 miles south of Grizzly Mountain. 1524 Comment
  CHSC66768  Boykinia major Vernon H. Oswald; Lowell Ahart 1996-8-14 8165 Plumas Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. Northern High Sierra Nevada. 1645 Comment
  JEPS18633  Brickellia californica W. L. Jepson 1924-7-24 10630 Plumas Rich Point Middle Fork Feather River 914 Comment
  CHSC33927  Brickellia greenei M. S. Taylor 1981-7-18 4056 Plumas N side of Caribous Rd, ca. 3 mi NE of its jct with Hwy 70 near Belden. 853 Comment
  CHSC34290  Brickellia greenei M. S. Taylor 1981-8-25 4243 Plumas N side of 26N22F - Red Hill Rd, 1.9 mi S of its jct with 26N22 in Deadwood Canyon-Rich Gulch, ca. 6 air mi NE of Beldon. 1615 Comment
  SEINET10570670  Brodiaea A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8791 Plumas Prattville Comment
  CAS-BOT-BC484568  Brodiaea minor John Thomas Howell 1973-7-10 49745 Plumas Near Greenville 1097 Comment
  UC1075728  Brodiaea minor Robert J. Weatherby 1955-7-15 1642 Plumas Quincy Ranger Station, USFS 1066 Comment
  UC682036  Bromus carinatus var. carinatus Jack R. Harlan 1942-6-10 10 Plumas Meadow View Ranger Station Comment
  CAS-BOT-BC148714  Bromus carinatus var. marginatus John Thomas Howell; Gordon H. True 1973-7-31 50104 Plumas Sierra Nevada. Summit ridge of Thompson Peak, Diamond Range. 2194 Comment
  CAS-BOT-BC148719  Bromus carinatus var. marginatus John Thomas Howell 1967-6-23 42674 Plumas Sierra Nevada. Canon of Butterfly Creek. 1036 Comment
  SEINET204038 Image available Bromus carinatus var. marginatus F. J. Herman 1955-7-27 11952 Plumas Beckwourth Comment
  UCD59197  Bromus carinatus var. marginatus L. S. Smith 1916-7-21 716 Plumas Sierras. Sardin Lookout Station. 2286 Comment
  CHSC100348  Bromus ciliatus Lowell Ahart 2008-8-13 15184 Plumas East of La Porte Road, along the sides of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CAS-BOT-BC155968  Bromus commutatus M. S. Taylor 1982-7-8 4805 Plumas South side of Feather River, ca. 1 mile southwest of Sagebrush Scrub on Rameli Ranch, ca. 0.25 mile east of Calpine Road (109). 1487 Comment
  CAS-BOT-BC155971  Bromus commutatus John Thomas Howell 1962-6-18 37814 Plumas Sierra Nevada. Sierra Valley 5 miles south of Beckwourth. 1493 Comment
  UCD58436  Bromus commutatus M. S. Taylor 1982-7-8 4804 Plumas S side of Feather River. Ca. 1 mile SW of Beckwourth on Ramelli Ranch. Ca. 1/4 mile E of Calpine Rd. (109). 1487 Comment
  UCD58476  Bromus commutatus John Thomas Howell 1967-6-23 42677 Plumas Plumas Canyon. Butterfly Creek. 975 Comment
  CAS-BOT-BC162143  Bromus orcuttianus John Thomas Howell 1926-7-20 2088 Plumas Near Prattville. 1463 Comment
  CHSC76154  Bromus orcuttianus G. F. Hrusa 1997-5-30 13815 Plumas Sierra Nevada. Near summit of slope on E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1350 Comment
  JEPS76216  Bromus orcuttianus W. L. Jepson 1939-7-29 19276 Plumas Meadow Valley, Spring Hill Trail Meadow Valley; , Spring Hill Trail 1219 Comment
  SACT000624  Bromus orcuttianus H. Skidmore 1934-6-5 Plumas 2011.0 Comment
  UCD59261  Bromus orcuttianus John Thomas Howell 1926-7-20 2088 Plumas Near Prattville. 1463 Comment
  CAS-BOT-BC161351  Bromus tectorum John Thomas Howell 1977-6-20 52410 Plumas SIerra Nevada. On the peninsula of Lake Almanor. 1371 Comment
  RSA59857  Bromus tectorum E. K. Balls 1950-9-14 15811 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  UCD60043  Bromus tectorum var. glabratus August L. Hormay 1932-6-11 s.n. Plumas Middle Fork of the Feather River, 10 miles east of Quincy. 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
  SEINET260545 Image available Bromus vulgaris Michael Cutler, Janice Cutler 1992-6-11 Plumas Ca 0.5 mi S of Quincy; Boyle Ravine; Qunicy 1950 Quad 589-2C. 1100 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
  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
  RSA59401  Calamagrostis stricta subsp. inexpansa E. K. Balls 1950-9-8 15719 Plumas Lakes Center Public Camp. 2043 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
  CAS-BOT-BC85759  Calocedrus decurrens Alice Eastwood 1927-6-18 14703 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  NY201865  Calocedrus decurrens J. B. Walker 1994-8-1 860 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CHSC114708  Calochortus coeruleus G. Douglas Barbe; T. C. Fuller 1982-6-15 3695 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
  CHSC52884  Calochortus coeruleus L. P. Janeway 1990-6-12 3712 Plumas Plumas National Forest. Rattlesnake Creek, just N of Long Valley; along road 508 ca 1.1 mi N of Hwy 70/89. 1432 Comment
  CHSC91744  Calochortus coeruleus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3274 Plumas Sierra Nevada. 1.3 miles below Mt. Hough summit, returning to junction with China Grade. 2042 Comment
  SD6513  Calochortus coeruleus Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  CHSC21535  Calochortus leichtlinii D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake Forest Service Survey. 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
  SBBG30573  Calochortus nudus D. Myrick 1968-6-18 1942 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  UC337226  Calycadenia truncata unknown 1874-6-1 Plumas Indian Valley Comment
  CDA24457  Calycanthus occidentalis D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .256 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  SBBG1924  Calyptridium umbellatum H. and M. Dearing 1939-5-9 3323 Plumas near Graeagle Comment
  UCD100400  Calyptridium umbellatum F. H. Bolster 1912-9-1 84 Plumas Feather River Canyon. 762 Comment
  UC725708  Calyptridium umbellatum A. A. Heller 1940-5-22 15667 Plumas Lake Almanor, at the P.G.& E. intake plant, on State Hwy #89 Lake Almanor Comment
  JEPS28595  Calystegia malacophylla subsp. malacophylla George W. Gillett 1957-7-13 757 Plumas below Sifford Lakes along direct route to Devils Kitchen (Lassen Volcanic National Park); , below Sifford Lakes 2057 Comment
  UCR3604  Calystegia occidentalis Wm. Horn Jr. 1963-7-14 630714 10 Plumas Northern Sierra Nevada Mtns, Meadow Valley, 120-130 yards south of Bucks Lake Road, 1 mi west of Meadow Valley Store at edge of clearing 1159 Comment
  RSA0028270  Calystegia occidentalis subsp. occidentalis Barbara Ertter 1990-5-14 8989 Plumas Hwy. 70 along Feather River ca. 8 air miles NW of Quincy, N side of hwy at jct of Twain Store road. 915 Comment
  SEINET10935964  Calystegia polymorpha Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3821 A Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  CHSC75415  Camassia quamash subsp. breviflora Vernon H. Oswald 1999-5-26 9730 Plumas Rest Area on Hwy. 89 between Hwy. 36 and Prattville on the south side of Lake Almanor. 1389 Comment
  UC485760  Camassia quamash subsp. breviflora H. E. and S. T. Parks 1928-6-20 220 Plumas Mount Lassen National Park, Drakesbad Drakesbad; Mount Lassen National Park, Drakesbad Comment
  CAS-BOT-BC497562  Camassia quamash subsp. breviflora Philip A. Munz 1947-5-17 11842 Plumas 16 miles north of Chilcoot 1524 Comment
  CAS-BOT-BC497563  Camassia quamash subsp. breviflora Elmer I. Applegate 1929-6-21 5810 Plumas Drakesbad, Warner Valley, Mt. Lassen region Comment
  CHSC97439  Camassia quamash subsp. quamash Robert Fischer 2006-7-2 1040 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  CAS-BOT-BC160850  Camissonia tanacetifolia subsp. quadriperforata Lewis S. Rose 1934-7-23 34411 Plumas Chilcoot, Sierra Valley 1522 Comment
  RSA794992  Camissonia tanacetifolia subsp. tanacetifolia L. Ahart, John Dittes 2009-9-7 16385 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  JEPS11744  Campanula prenanthoides Tom Harris, E. Fritz July 1926 Plumas Meadow Valley 1158 Comment
  SEINET3142996  Campanula prenanthoides E. K. Balls 1950-9-5 15862 Plumas E of Quincy; off Hwy 24; Thompson Creek, Main trail off La Porte Road (trail to Little Vocano) 1463 Comment
  RSA0116212  Cardamine breweri Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CHSC101467  Cardamine breweri var. breweri L. P. Janeway; Jason Emmons, Dorothy Kieffer 2009-4-29 9831 Plumas Northern High Sierra Nevada. Rock Island Ridge, 1.8 air km east of Walker Plains. Small seep and associated southwest-flowing drainage on upper ridge. 1558 Comment
  CHSC33613  Cardamine nuttallii var. covilleana M. S. Taylor 1981-6-17 2923 Plumas Jct Meadow creek and rd 25N10, e side of Mt Ingalls, ca. 8 air mi se of Genesee. Near creek. 2286 Comment
  CAS-BOT-BC37855  Cardamine oligosperma Mary Strong Clemens 1920-6-17 s.n. Plumas Greenville. Comment
  CAS-BOT-BC38088  Cardamine pachystigma Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1788 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 1036 Comment
  JEPS96901  Cardamine pachystigma Dean Wm. Taylor and Glenn L. Clifton 1997-4-9 15945 Plumas Feather River Canyon; along Highway 70 at Rich Bar; Plumas National Forest 640 Comment
  CAS-BOT-BC18364  Carex John Thomas Howell; Gordon H. True 1973-7-31 50083 Plumas Sierra Nevada. Diamond Range. Summit ridge of Thompson Peak. 2194 Comment
  JEPS115897  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16110 Plumas About 20 yards yeast of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  CAS-BOT-BC17836  Carex amplifolia L. P. Janeway 1991-7-4 4118 Plumas Plumas National Forest. Beckwourth Ranger Distrcit. Mt. Ingalls Compartment. 1691 Comment
  CAS-BOT-BC17936  Carex angustata John Thomas Howell 1960-7-22 35873 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC47002  Carex angustata L. P. Janeway 1989-8-4 3554 Plumas Plumas National Forest. East side of Eureka Ridge near headwater springs of Bear Cr. 1889 Comment
  CHSC65591  Carex angustata L. P. Janeway 1995-7-23 4870 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  CHSC85979  Carex angustata L. P. Janeway 2003-7-19 7906 Plumas High Cascade Range. At eastern end of Willow Lake along the small stream channel draining the lake. 1655 Comment
  UC1133353  Carex angustata E. Sawyer 1935-6-27 190 Plumas 1.6 mi ene Grizzly Pk.; Plumas National Forest, Downieville Quadrangle Comment
  UCD140098  Carex angustata John Thomas Howell 1960-7-23 35962 Plumas Drakesbad, Lassen Volcanic National Park. Dream Lake. 1676 Comment
  CAS-BOT-BC17930  Carex angustata Mrs. H. C. Cantelow 1938-7-4 2275 Plumas Drakesbad Meadow. Comment
  CHSC115918  Carex angustata Sara M. Taylor; Scott Batiuk 2012-7-19 48 Plumas Plumas National Forest, Pacific Southwest Region, Forest Service. Rocky Knoll West. Follow Rd. 24N33 to the Mill Creek Trailhead, near where Right Hand Salt Creek meets Mill Creek. Follow Mill Creek Trail north for ~350 m then bushwhack ~800 m to fen/meadow. UTM zone 10, 4422869N, 655364E. 1831 Comment
  JEPS28350  Carex angustata George W. Gillett 1957-7-18 830 Plumas along the streambank of the main inlet Lassen Volcanic National Park, Willow Lake 1661 Comment
  SEINET7549695 Image available Carex angustata John Thomas Howell 1960-7-23 35945 Plumas Lassen Volcanic National Park. Meadow near Soda Spring, Drakesbad. 1676 Comment
  CAS-BOT-BC19737  Carex athrostachya Mrs. E. C. Sutliffe 1914-8-1 s.n. Plumas Gold Lake Region. Comment
  POM254195  Carex athrostachya E. Sawyer 1935-6-22 168 Plumas Charlies Vallley, west of Beckwith Buttes. 1524 Comment
  SEINET3898186  Carex athrostachya Lewis S. Rose 1967-7-9 67143 Plumas Quincy.; 0 1036 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
  SEINET4292089 Image available Carex athrostachya L. Ahart, Dittes, J 2005-1 12397 Plumas Red Fir Forest. Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. Comment
  CDA13565  Carex bolanderi G. F. Hrusa, T. D. Wilfred 1996-7-22 13393 Plumas Sierra Nevada; PLUMAS NATIONAL FOREST: Clumping perennial in deep shade in moist bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  RSA102722  Carex bolanderi L. S. Rose 1939-6-8 39271 a Plumas S end of Lake Almanor. 1372 Comment
  CAS-BOT-BC19623  Carex brainerdii Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1783 Plumas The Butterfly Botanical Area and Vicinity. Trestle Glen. 1112 Comment
  CDA17780  Carex brainerdii G. D. Barbe, T. C. Fuller 1982-6-15 3694 Plumas Plumas National Forest; 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
  CHSC101780  Carex brainerdii Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15861 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC53566  Carex brainerdii L. P. Janeway; Gary Benson, Randy Harrison 1984-9-25 1175 Plumas SW side of Humbug Valley near Miller Ravine. 1341 Comment
  RSA201329  Carex brainerdii J. T. Howell 1960-7-22 35912 Plumas Drakesbad. Devils kitchen 1677 Comment
  CAS-BOT-BC19622  Carex brainerdii John Thomas Howell; Gordon H. True 1967-5-7 42186 Plumas Sierra Nevada. Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CAS-BOT-BC19639  Carex brainerdii L. P. Janeway 1987-5-28 2103 Plumas Along highway 36 0.2 mile east of turn to North Shore Lake Almanor & Almanor Peninsula. 1493 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-BC20591  Carex douglasii Alice Eastwood 1918-5-25 6998 Plumas Portola. Comment
  CAS-BOT-BC20087  Carex echinata F. Thos. Griggs 1975-1-1 s.n. Plumas Sierra Nevada. Bucks Lake area. Comment
  CHSC21227  Carex echinata subsp. echinata F. T. Griggs; A. Pass 1975-8-7 312 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC94112  Carex echinata subsp. echinata Lowell Ahart 2006-7-9 12916 Plumas Small bog or wet meadow, below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir. 1648 Comment
  SEINET10823180  Carex exsiccata Vernon H. Oswald, Lowell Ahart 1988-8-4 Oswald 3673 Plumas T29N, R5E, SW/NW S6, Red Fir. Forest. Willow Lake located se of Drakesbad just S of the boundary of Lassen Volcanic National Park. 1676 Comment
  CHSC53522  Carex feta Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  JEPS63723  Carex feta W. L. Jepson 1910-6-16 4140 Plumas Quincy American Valley, Quincy 1036 Comment
  CHSC47054  Carex filifolia var. erostrata L. P. Janeway 1989-6-12 3288 Plumas Plumas National Forest. South side of Red Clover Valley along the Beckwourth-Genesee Rd (rd 111). 1670 Comment
  CHSC68375  Carex filifolia var. erostrata L. P. Janeway 1996-5-16 4972 Plumas Northwest corner of Sierra Valley, Ramelli Ranch; 400 ft south of Middle Fork Feather River and west side of road to Calpine. 1490 Comment
  CHSC77032  Carex filifolia var. erostrata G. Douglas Barbe; T. C. Fuller 1982-6-17 3850 Plumas The Frenchman Lake Region. On E shore of Frenchman Lake; Crystal Fishing Access. On marshy arm of the lake at the parking lot. 1706 Comment
  CHSC43909  Carex fracta L. P. Janeway 1987-6-20 2277 Plumas Ravine on N side of South Branch Middle Fork Feather River, below Whiskey Hill. 1158 Comment
  SEINET7590140 Image available Carex fracta John Thomas Howell 1960-7-19 35676 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CDA14593  Carex heteroneura var. heteroneura G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3077 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CAS-BOT-BC28078  Carex hoodii Clare B. Hardham 1978-8-11 21781 Plumas In volcanic area about 5 mi SE of Thompson Peak, north slope. Comment
  CAS-BOT-BC28080  Carex hoodii L. P. Janeway 1990-7-2 3750 Plumas Portola quad, ca 0.5 mi NE of Carman Saddle, 1.5 mi W of Beckwourth Peak, 1706 Comment
  JEPS102673  Carex jonesii Lowell Ahart 2001-7-23 9000 Plumas Meadow, on the south side of a poor logging road, start of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UCD140409  Carex jonesii John Thomas Howell 1960-7-22 35877 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  HSC93209  Carex lanuginosa Vernon H. Oswald, L. Ahart 1996-8-14 8154 Plumas NE of LaPorte on the LaPorte-Quincy Rd., 3.1 mi. N of the road to Johnsville, 1 mi. S of the S Fork of the Feather River 1921 Comment
  CHSC44257  Carex lasiocarpa V. Oswald; L. Ahart 1988-8-4 3679 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Located on the n side of the lake. 1676 Comment
  CHSC63194  Carex lemmonii Lowell Ahart 1994-6-17 7348 Plumas 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
  RSA101476  Carex luzulifolia R. Weatherby 1955-6-26 1543 Plumas Mud Lake, Lakes Basin Area. 2104 Comment
  CAS-BOT-BC31640  Carex luzulina var. ablata L. P. Janeway 1990-6-27 3734 Plumas Mt. Ingalls quad. Headwaters of Joseph Creek on NE side of Grizzly Ridge. 2103 Comment
  CDA33109  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. Comment
  CAS-BOT-BC32070  Carex multicaulis John Thomas Howell; Gordon H. True 1969-6-23 45807 Plumas 2.6 mi N of Middle Fork of Feather River at Nelson Point 1310 Comment
  CHSC21129  Carex multicaulis F. T. Griggs 1975-7-2 42 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC92290  Carex multicaulis Lowell Ahart; Josephine Guardino 2005-8-10 12307 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
  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
  CHSC76328  Carex multicostata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13239 Plumas Northern California. Sierra Nevada. Plumas National Forest. Below headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2100 Comment
  CAS-BOT-BC32230  Carex multicostata L. P. Janeway 1990-7-2 3749 Plumas Mt. Ingalls quad. Ca 100 ft W of Paradise Cr. and ca 1/3 mi S of Little Grizzly Cr. 1828 Comment
  SEINET10713215  Carex multicostata Barbara J. Ertter 1987-6-17 Ertter 7204 Plumas Ca. 1.5 airmiles N of Chester, open pine forest with little underbrush, T29N, R7E, sec. 32 NWNE. 1372 Comment
  CAS-BOT-BC119863  Carex nebrascensis Thomas H. Kearney 1944-8-14 26 Plumas Near Prattville, Lake Almanor. Comment
  JEPS117529  Carex nebrascensis Lowell Ahart 2010-9-9 17144 Plumas Small gravel bar on the east side of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  CAS-BOT-BC119862  Carex nebrascensis L. P. Janeway 1991-8-4 4127 Plumas Grizzly Valley quad. Meadow along Rd 111 (Beckwourth-Genesee Rd), 1691 Comment
  CHSC47010  Carex nervina L. P. Janeway 1989-8-4 3555 Plumas Plumas National Forest. East side of Eureka Ridge near headwater springs of Bear Cr. 1889 Comment
  CHSC118837  Carex pachycarpa Chelsea Morgan 2016-8-4 2016040 Plumas Lassen National Forest. Location north of Snow Mountain, and south of Humbug Summit Road. UTM 633772 E, 4436830 N, NAD 83 Zone 10 North. 1930 Comment
  CAS-BOT-BC119188  Carex pachystachya John Thomas Howell 1960-7-23 35958 B Plumas Meadow borders, Drakesbad. 1828 Comment
  CHSC48074  Carex pachystachya L. P. Janeway 1989-6-16 3333 Plumas Plumas National Forest. West end of Grizzly Valley. 1783 Comment
  SEINET13710547  Carex raynoldsii Lowell William Ahart, Lowell William Ahart 2001-1 8888 Plumas About 1/4 Mi. NE Hauns Meadow and Hauns Creek, about 3 Air Mi. E Lake Almanor, 5 Air Mi. NW of Greenville (T27N, R9E, sec 18) 4750 Ft. 1448 Comment
  CHSC47350  Carex rossii L. P. Janeway 1989-6-9 3275 Plumas Plumas National Forest. Southwest side of Red Clover Valley. 1691 Comment
  RSA0079802  Carex rossii John T. Howell, Rupert C. Barneby 1954-5-14 29560 Plumas 11 miles northwest of Blairsden. Comment
  CHSC71657  Carex scabriuscula Vernon H. Oswald; Lowell Ahart 1998-8-11 9478 Plumas USFS 23N85Y 0.8 mi east of Oroville-Quincy Hwy., 6.2 mi northeast of Four Trees, on the south side of Frenchman Hill. 1737 Comment
  CAS-BOT-BC28306  Carex scopulorum var. bracteosa Thomas Griggs 1975-6-1 315 Plumas Bucks Lake area. Comment
  CDA19275  Carex simulata G. D. Barbe, T. C. Fuller 1982-6-17 3861 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  JEPS49039  Carex spectabilis Leland S. Smith 1927-8-10 2167 Plumas above Gold Lake, w end; Tahoe National Forest 2194 Comment
  UCR115313  Carex stipata G. D. Barbe, T. C. Fuller 1982-6-14 3688 Plumas W end of Quincy, Hwy 70 & Lawrence St. at the Chevron station. 1037 Comment
  UC1778650  Carex stipata var. stipata G. Douglas Barbe, T. C. Fuller 1982-6-14 3688 Plumas The Quincy Region. W end of Quincy, Hwy 70 and Lawrence St. at Chevron station. 1036 Comment
  UCD140890  Carex stipata var. stipata Lewis S. Rose 1967-7-9 67144 Plumas Quincy. 1036 Comment
  CAS-BOT-BC114994  Carex subfusca John Thomas Howell 1962-6-18 37752 Plumas Sierra Valley near Beckwourth. 1487 Comment
  CAS-BOT-BC114999  Carex subfusca John Thomas Howell 1960-7-20 35712 Plumas Dry, open rocky meadow in Drakesbad. 1828 Comment
  CDA14577  Carex subfusca G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3058 Plumas Headwaters of S Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  SEINET7577206 Image available Carex subfusca Unknown 2003-9-6 7980 Plumas Red Cinder 7.5' quad. High Cascade Range, near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  CAS-BOT-BC115991  Carex subfusca Alice S. Mulford 1914-8-14 s.n. Plumas Smith Lake on Mt. Elwell. 1874 Comment
  SEINET10750068  Carex subfusca Lawrence P. Janeway 1989-6-15 Janeway 3319 Plumas Crocker Mtn. quad. t24N, R14E, NW1/4 of sec. 33. Pond across road from springy slope; jct Beckwourth-Genesee Rd. (rd 111) and rd 24N49Y; N corner of Crocker Valley. 1730 Comment
  CAS-BOT-BC115414  Carex utriculata L. P. Janeway 1991-8-4 4128 Plumas Meadow along Road 111 (Beckwourth-Genesse Rd) 1.1 mi W of road to Bagley Pass. 1691 Comment
  CHSC74138  Carex utriculata B. Castro; L. Gehrung 1996-8-8 708 Plumas Ca 3 air mi S of Bucks Lake, 100 ft E of USFS Rd 23N18, ca 0.5 mi S of the serpentine outcrop at jcn of Rds 23N18, 15, and 69. In a small meadow at northern branch of headwaters of East Branch Coldwater Creek. 1767 Comment
  CAS-BOT-BC249012  Castilleja F. Thos. Griggs 1975-1-1 308 Plumas Bucks Lake area Comment
  CDA34137  Castilleja applegatei L. Ahart, J. Dittes 2009-7-15 16095 Plumas On the west side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butte Valley Reservoir Dam. Comment
  CHSC76146  Castilleja applegatei G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3104 Plumas Of reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  JEPS107605  Castilleja applegatei subsp. pinetorum Lowell Ahart, Josephine Guardino 2005-8-10 12301 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
  JEPS115168  Castilleja applegatei subsp. pinetorum Lowell Ahart, John Dittes 2009-7-15 16095 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  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
  SD46675  Castilleja applegatei subsp. pinetorum Robert J. Weatherby 1955-7-21 1651 Plumas Rocky Point, head of No Ear Bar Trail, Middle Fork Feather River 1524 Comment
  UC1094740  Castilleja applegatei subsp. pinetorum Francia Chisaki 1956-5-31 892 Plumas 3.5 mi n Beckwourth (on road to Genesse) Comment
  UC174719  Castilleja applegatei subsp. pinetorum A. A. Heller and P. B. Kennedy 1907-7-3 8701 Plumas hills above Red Clover Valley Comment
  CHSC52832  Castilleja arachnoidea Rimo Bacigalupi; Aldo Bacigalupi 1952-8-19 3951 Plumas On slopes to the east of Long Lake. 2042 Comment
  CHSC63474  Castilleja arachnoidea Lowell Ahart 1994-7-20 7479 Plumas North of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  JEPS125759  Castilleja campestris William Harnach 2013-5-18 1355 Plumas 0.25 miles East of Co. Rd A-23 on Marble Lane, south of Beckwourth Comment
  SEINET13737583  Castilleja campestris W. Harnach, N. Harnach 1990-5-27 326 Plumas Sierra Valley, Harriot Lane, one mile S of Dyson Lane. Comment
  SD7018  Castilleja exserta subsp. exserta Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  JEPS21484  Castilleja lacera L. T. Dempster 1958-7-13 1154 Plumas about 5 mi s Beckwourth 1493 Comment
  UCD122597  Castilleja lacera L. P. Janeway 1996-6-5 5002 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch: northwest corner of Sierra Valley: 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine. 902 Comment
  SEINET14058557  Castilleja linariifolia K. Burnstad 1974-9-14 s.n. Plumas Plumas NF, Nelson Creek. 1981 Comment
  JEPS81480  Castilleja miniata M. S. Taylor 1982-8-4 4916 Plumas ca 1 mi nw Taylor Rock (n side of Solomon Saddle Rd, ca 7 air mi ne of Quincy); Greenville SE Quad. 1889 Comment
  UC170982  Castilleja miniata H. M. Hall 1912-7-25 9374 Plumas Middle Fork Feather River; Sierra Nevada Mountains 1280 Comment
  CAS-BOT-BC254058  Castilleja miniata Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi. W of Pilot Pk, on hill south of Onion Valley 2000 Comment
  JEPS95833  Castilleja miniata subsp. miniata Lowell Ahart 1999-7-15 8094 Plumas about 50 yards east of the Quincy La Porte Road; about 3/4 mile south of Onion Valley; about 1 mile northwest of Pilot Peak; about 9 miles (air) northeast of La Porte 1828 Comment
  CAS-BOT-BC241038  Castilleja pilosa A. A. Heller; P. B. Kennedy 1907-7-5 8747 Plumas Red Clover Valley Comment
  CHSC112571  Castilleja pilosa B. Castro; L. P. Janeway 2007-6-9 1627 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, near low knolls with rounded granitic rock outcrops, ca 450 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  CDA21417  Castilleja tenuis G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16316 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
  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
  CAS-BOT-BC48609  Ceanothus cordulatus John Thomas Howell; Gordon H. True 1969-6-23 45814 Plumas Open meadow 2 miles north of Nelson Point on road to Quincy 1310 Comment
  RSA609437  Ceanothus cordulatus Louis C. Wheeler 1958-7-29 7346 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  SEINET11182774  Ceanothus cordulatus W. Harnach, N. Harnach 1990-6-27 416 Plumas Sierra Valley. W of Beckwourth, Ramelli Ranch (USFS), so of R/R. 1554 Comment
  SEINET3162177  Ceanothus cordulatus E. K. Balls 1950-9-6 15690 a Plumas 3.1 mi. east of turn to Sloat, Hwy 24, between Quincy & Portola 1250 Comment
  UC1070985  Ceanothus cordulatus R. Roseberry 1934-11-4 3 Plumas 1.5 mi ne Johnsville; Downieville quad, Plumas Nat. For. 1493 Comment
  CAS-BOT-BC49176  Ceanothus cuneatus Clarence R. Quick 1952-6-29 52 -77 Plumas Summit of road between Belden and Humbug Valley 1486 Comment
  CDA18681  Ceanothus cuneatus var. cuneatus G. D. Barbe, T. C. Fuller 1982-6-15 3721 Plumas Sierra Nevada; 1/4 miles below and north-northeast of Red Hill Summit, Plumas National Forest. 1859 Comment
  RSA599856  Ceanothus integerrimus Louis C. Wheeler 1959-7-16 7581 Plumas Butterfly Creek : Butterfly Mine. Comment
  SEINET13945936 Image available Ceanothus integerrimus Lewis S. Rose 1968-1 68097 Plumas Confluence of Butterfly Creek & Spanish Creek near Keddie 975 Comment
  CAS-BOT-BC51042  Ceanothus integerrimus var. macrothyrsus Anna Head 1920-6-10 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CAS-BOT-BC51043  Ceanothus integerrimus var. macrothyrsus Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  LA44875  Ceanothus jepsonii C. W. Hallis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  UC338185  Ceanothus lemmonii Lemmon May 1874 Plumas Thompsons ranch, near Quincy Comment
  UC79984  Ceanothus lemmonii J. G. Lemmon 1874-1 Plumas 5 mi s Quincy; American Valley Comment
  UCD23357  Ceanothus lemmonii E. W. Jameson 1949-6-21 s.n. Plumas 4 mi. east, 1 mi. north of Quincy. 1158 Comment
  CAS-BOT-BC63327  Ceanothus prostratus Clarence R. Quick 1934-7-4 1350 Plumas Headwaters of Clear Creek, Plumas National Forest. Comment
  CDA18744  Ceanothus prostratus G. D. Barbe, T. C Fuller 1982-7-16 3775 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
  CHSC79202  Ceanothus prostratus L. P. Janeway 2000-6-24 6832 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km southwest of Crystal Peak in the Diamond Mountains. 2304 Comment
  UCD112672  Ceanothus prostratus Michael A. Vincent 1999-6-8 8558 Plumas Plumas National Forest, Milford Ranger District. Along FS 28N03 between FS 27N25 and FS 26N16. Comment
  SD46590  Ceanothus velutinus Robert J. Weatherby 1950-8-11 1515 Plumas Peak of Mt. Elwell, Lakes Basin Area, Northern Sierra Nevadas 2377 Comment
  UCD112760  Ceanothus velutinus Beecher Crampton 1964-8-26 7165 Plumas 5.2 miles n.w. Chester; High Bridge Campground, Warner Creek. 1493 Comment
  CAS-BOT-BC63182  Ceanothus velutinus var. velutinus Anna Head 1920-7-15 s.n. Plumas Above Lake Center Camp. Feather River region. 1981 Comment
  CAS-BOT-BC63183  Ceanothus velutinus var. velutinus George W. Gillett 1957-7-23 892 Plumas Summit of Mt. Harkness. Lassen Volcanic National Park. 2446 Comment
  UC1071499  Ceanothus velutinus var. velutinus A. E. Wieslander 1927-7-10 12 Plumas Silver Creek Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  CDA17301  Cerastium fontanum subsp. vulgare G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16350 Plumas Sierra Nevada; Snake Lake, 4 mi. NW of Quincy. Comment
  CHSC96993  Chaenactis douglasii var. douglasii L. P. Janeway; B. Castro 2007-6-23 9068 Plumas Northern High Sierra Nevada. Upper end of lower Thompson Valley 1.9 km north of Red Clover Creek, 10 m southwest of the creek channel. 1673 Comment
  CDA9324  Chamaesyce maculata D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .28 Plumas On route 70 W of Storrie on sunny south-facing cliff Comment
  CHSC113904  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2014-8-24 19757 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  RSA0118633  Chamaesyce serpillifolia subsp. serpillifolia Lowell A. Ahart 2014-8-24 19757 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  JEPS51922  Chamaesyce serpyllifolia W. L. Jepson 1939-8-7 18346 Plumas Meadow Valley Comment
  CAS-BOT-BC165972  Chamerion angustifolium Janet Jones 1980-7-14 202 Plumas By roadsides and trails around Layman near Blairsden, Plumas National Forest 1280 Comment
  UC586939  Chamerion angustifolium subsp. circumvagum Joseph Andorfer Ewan 1934-7-25 8222 Plumas Gold Lake Rd above Dentens (Blairsden); Sierra Nevada 1524 Comment
  UC1874979  Cheilanthes covillei Ruth Kirkpatrick 2001-7-21 1077 Plumas Hwy 70, across North Fork of Feather River from P. G. & E. Rogers Flat Facility 670 Comment
  CHSC110266  Cheilanthes gracillima L. P. Janeway 2012-6-2 10851 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  UC1242065  Cheilanthes gracillima Don Branscomb 1958-7-19 Plumas ne of Lake Basin Recreation Area; Eureka Peak area Comment
  CAS-BOT-BC70199  Cheilanthes gracillima George W. Gillett; H. Leschke 1957-7-13 764 Plumas below Sifford Lakes, on direct route to the Devils Kitchen 2057 Comment
  SEINET11720502  Cheilanthes gracillima R. M. Austin n d s.n. Plumas Crescent Mills Comment
  CDA2987  Chenopodium album J. T. Howell 1975-7-2 51343 Plumas Sierra Nevada; Quincy. Comment
  JEPS102856  Chenopodium ambrosioides Lowell Ahart 2001-10-8 9331 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of ArlingtonRoad, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  UCSB64002  Chenopodium berlandieri var. zschackei Ahart, Lowell 1981-9-6 Plumas Along Indian Creek, about 1/2 mile south-west of the intersection of Highway 89 and Arlington Road, about 1 1/2 miles south-west of Crescent Mills 1097 Comment
  RSA60225  Chenopodium botrys E. K. Balls 1950-9-7 15699 Plumas 4.4 miles W of Mohawk Ranger Station, Hwy 24 between Cromberg and Portola. Comment
  CAS-BOT-BC426356  Chenopodium desiccatum John Thomas Howell 1962-6-19 37881 Plumas Beckwourth Pass 1584 Comment
  CDA7726  Chenopodium pumilio L. Ahart 2006-10-8 13413 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. Comment
  JEPS108988  Chenopodium strictum var. glaucophyllum Lowell Ahart 2006-10-8 13391 Plumas On the north side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek 622 Comment
  SD71436  Chenopodium strictum var. glaucophyllum John Thomas Howell Dept. 25, 1959 35006 Plumas Sierra Valley near Beckworth, Plumas Co. 1493 Comment
  CAS-BOT-BC451323  Chimaphila John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54225 Plumas Sierra Nevada: about 5 miles SE of Mt. Hough on the road to Quncy 1584 Comment
  CHSC33736  Chimaphila menziesii M. S. Taylor; M. Foster 1981-7-14 4015 Plumas Saddle at head of Bullfrog Ravine, both sides of rd 26N18. 1645 Comment
  RSA101398  Chimaphila menziesii R. Weatherby 1955-7-21 1646 Plumas Bottle Springs, near Middle Fork Feather River. 1616 Comment
  RSA286338  Chimaphila umbellata subsp. occidentalis R. F. Thorne 1974-7-30 45015 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  CAS-BOT-BC36258  Chrysolepis sempervirens Mrs. Joseph Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  JEPS58686  Chrysolepis sempervirens W. L. Jepson 1918-8-16 8003 Plumas Gold Run Creek; Susanville 1524 Comment
  CAS-BOT-BC36255  Chrysolepis sempervirens Hans Leschke 1960-8-5 1676 Plumas Between Summit lake and Bear Lakes, Lassen Volcanic National Park 2133 Comment
  SEINET7450654 Image available Chrysopsis villosa var. minor W. Harnach, N. Harnach 1989-6-29 201 Plumas Sierra Valley, Approx 5 miles E of Beckwourth on Hwy 70, Hindoo Ranch 1490 Comment
  CDA10793  Chrysothamnus viscidiflorus subsp. viscidiflorus R. V. Zahm 1964-8-27 Plumas Along railroad tracks, Almanor Railroad between Chester & Westwood. 0 Comment
  JEPS21428  Chrysothamnus viscidiflorus subsp. viscidiflorus W. L. Jepson 1939-8-10 19370 Plumas hills at Blairsden Comment
  JEPS75245  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1974-6-1 34968 Plumas near Beckwourth; Sierra Valley 1478 Comment
  RSA129843  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-8-28 276 Plumas 2.5 miles NNE of Grizzly Peak. 2591 Comment
  RSA59584  Chrysothamnus viscidiflorus subsp. viscidiflorus E. K. Balls 1950-9-2 15666 Plumas Grizzly Creek, near Grasshopper Flat, road from Ramelli to Walker Mine 1829 Comment
  CHSC21563  Circaea alpina subsp. pacifica L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake. Found beside a stream in the middle portion of the section. Comment
  RSA52865  Circaea alpina subsp. pacifica R. Weatherby 1950-7-7 1451 Plumas Gansner Creek, Quincy. 1220 Comment
  RSA101427  Circaea alpina subsp. pacifica R. Weatherby 1955-8-6 1678 Plumas US Forest Service Camp. Meadow Valley. 1159 Comment
  CAS-BOT-BC289619  Cirsium andersonii John Thomas Howell 1959-9-23 34878 Plumas Lassen Park boundary on Juniper Lake Road 1981 Comment
  CHSC66613  Cirsium andersonii Vernon H. Oswald; Lowell Ahart 1996-7-15 8026 Plumas High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. In forest bordering the lake. 1371 Comment
  JEPS59256  Cirsium andersonii John Thomas Howell 1926-7-24 2104 Plumas near Prattville 1463 Comment
  SEINET3375652  Cirsium andersonii C. Lumer, S. Yost 2006-7-27 2447 Plumas Sierra Nevada Mountains. Rte 70 going west from Quincy. 914 Comment
  UC91812  Cirsium andersonii Mrs. R. M. Austin 1896-8-1 556 Plumas Big Meadows 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
  UC172011  Cirsium arvense H. M. Hall 1912-8-3 9378 Plumas Quincy Sierra Nevada 1066 Comment
  CAS-BOT-BC278025  Cirsium cymosum John Thomas Howell 1962-6-17 37713 Plumas Portola 1463 Comment
  UC176317  Cirsium cymosum var. cymosum A. A. Heller and P. B. Kennedy 1907-7-18 8880 Plumas grade between Beckwith Red Clover Valley Comment
  HSC5393  Cirsium occidentale var. candidissimum W. R. Rogers 1966-8-15 215 Plumas along Hwy. 70 Comment
  RSA0070696  Cirsium occidentale var. candidissimum E. K. Balls 1950-9-6 15696 Plumas Jackson Creek Public Camp, Middle Fork Feather River, off Hwy. 24, east of Quincy. 1402 Comment
  RSA31207  Cirsium occidentale var. candidissimum Joseph A. Ewan 1934-7-18 8547 Plumas Near Dentens, Mojawk Valley Comment
  UCD130633  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Road just north of county line, 7.3 miles south Vinton. Comment
  CAS-BOT-BC286448  Cirsium scariosum Lowell Ahart 1983-8-17 4324 Plumas Near Onion Valley, near the Quincy-La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  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-BC105872  Cirsium scariosum W. Harnach; N. Harnach 1990-6-13 376 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  CDA18940  Cirsium scariosum var. americanum B. Villegas 1999-7-8 990111 Plumas Sierra Nevada; Crystal Point, Frenchman's Lake, 13 mi NE of Chilcoot and Hwy 70. 1706 Comment
  SD50703  Cirsium vulgare Darley F. Howe 1959-8-2 2781 Plumas Quincy 1064 Comment
  SEINET10453250  Clarkia Mary Susan Taylor 1982-6-10 Taylor 4621 Plumas T23N R15E nw/sw sec 7. Reconnaissance Peak quad. SW of 23N72, ca. l mi w of Table Rock, ca. 3 air mi ne of Beckwourth. 5100 ft. 1554 Comment
  CHSC82617  Clarkia mildrediae subsp. lutescens L. P. Janeway 2001-7-3 7255 Plumas Northern High Sierra Nevada. Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek. 1567 Comment
  CHSC89915  Clarkia mildrediae subsp. lutescens N. L. Jurjavcic; W. A. Sears 2004-7-28 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Adjacent to a trail. Located 20-30 feet above the high water mark. 1524 Comment
  JEPS93190  Clarkia mildrediae subsp. mildrediae L. P. Janeway 1995-7-29 4882 Plumas along Pipeline Rd. 3.3 mi. n.w. Lower Bucks Lake dam; Bucks Lake Quad. 1584 Comment
  RSA0059904  Clarkia mildrediae subsp. mildrediae J. T. Howell 1951-6-29 27754 Plumas Feather River Canyon 549 Comment
  CAS-BOT-BC164916  Clarkia rhomboidea Clare B. Hardham 1961-6-15 7389 Plumas North of Quincy. Junction of Indian Creek and Feather River 1219 Comment
  CAS-BOT-BC164928  Clarkia rhomboidea W. W. Wagner 1919-6-1 s.n. Plumas Vicinity of Quincy Comment
  HSC93326  Clarkia rhomboidea Vernon H. Oswald, L. Ahart 1996-7-15 8019 Plumas E side of the arm of Lake Almanor extending N from Hwy. 36 causeway, S of the point where the road to Last Chance Campground begins to parallel the lake, High Cascade Range. 1372 Comment
  SD7349  Clarkia rhomboidea Mrs. R. M. Austin 1882-1 Plumas Comment
  UC1143257  Clarkia rhomboidea H. and M. Lewis, F. Vasek 1950-6-30 748 Plumas 3.8 mi s Yellow Creek Bridge (Hwy.24, by dam); Feather River Comment
  CHSC107459  Clarkia stellata Matt Simenc; L. Janeway 2011-7-11 24 Plumas Northern High Sierra Nevada. Growing in a dense patch at base of a dead Abies concolor at the edge of a rock outcrop. 1745 Comment
  CHSC76317  Clarkia stellata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3207 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek road (to Solomon Saddle). 1584 Comment
  POM181045  Clarkia stellata A. A. Heller, P. B. Kennedy 1907-7-9 8813 Plumas Prattville. Comment
  CAS-BOT-BC439876  Claytonia perfoliata John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2460 Plumas Butterfly Creek Canyon. 990 Comment
  CAS-BOT-BC443795  Claytonia rubra subsp. rubra George W. Gillett 1957-7-17 792 Plumas Lassen Volcanic National Park. Stream flowing from Little Willow Lake into Willow Lake. 1767 Comment
  CAS-BOT-BC443800  Claytonia rubra subsp. rubra Alice Eastwood 1927-6-11 14478 Plumas United States Forest Reserve. Forest Lodge near Greenville Comment
  CHSC63157  Claytonia rubra subsp. rubra Lowell Ahart 1994-7-7 7465 Plumas In shade of trees, on the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. Label mentions both Plumas and Sierra counties. 2011 Comment
  SEINET5336440  Claytonia rubra subsp. rubra D. Solari 1941-3-30 10 Plumas Sandy soil, S facing bank of Stream. 1615 Comment
  CDA14727  Collinsia parviflora G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3253 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CDA19235  Collinsia parviflora G. D. Barbe, T. C. Fuller 1982-6-17 3829 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC40247  Collinsia parviflora K. R. Stern 1985-6-25 8229 Plumas Vic. Blairsden. 1371 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
  UCSB18475  Collinsia torreyi Breedlove, Dennis 1962-6-12 Plumas In upper drainage of Middle Fork of Feather River; 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CDA15383  Collinsia torreyi var. torreyi G. F. Hrusa 1997-5-3 13838 Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  UC1032618  Collinsia torreyi var. torreyi A. Lewis 1934-6-12 476 Plumas 4 1/2 mi sw of Lexington Hill (Plumas National Forest, Mooreville Ridge); Plumas National Forest, Mooreville Ridge 1493 Comment
  CHSC60144  Collinsia torreyi var. wrightii L. P. Janeway 1992-6-9 4227 Plumas Northeast side of Grizzly Ridge between Joseph Creek and Cascade Creek; ca .8 mi southwest of Little Grizzly Creek. Plumas National Forest. 1897 Comment
  CDA14729  Collomia grandiflora G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3256 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  UCR123997  Collomia grandiflora George K. Helmkamp, E. A. Helmkamp 2001-7-6 6855 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  UCR3606  Collomia grandiflora Wm. Horn Jr. 1963-7-14 630714- 90 Plumas Northern Sierra Nevada Mtns, Meadow Valley, 120-130 yards south of Bucks Lake Road, 1 mi west of Meadow Valley Store at edge of clearing 1159 Comment
  RSA726454  Collomia linearis L. Ahart, John Dittes 2007-6-17 14016 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
  JEPS71064  Collomia tinctoria W. L. Jepson 1937-6-22 12301 Plumas near Camp Kelly; Warner Creek 1584 Comment
  RSA59578  Collomia tinctoria Alva Grant, Verne Grant 1950-7-12 8929 Plumas West facing slope at base of Red Rock nr. Diamond Mt. betw. Susanville and Taylorsville 1890 Comment
  RSA71943  Collomia tinctoria F. W. Peirson 1932-7-19 10350 Plumas Feather River near Chester 1463 Comment
  CHSC33594  Comarum palustre M. S. Taylor 1981-6-15 3900 Plumas NW side of Snake Lake, ca. 4 mi ne of Meadow Valley. 1219 Comment
  CHSC46617  Comarum palustre V. Oswald; L. Ahart, L. Hanson 1989-7-31 3902 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. 1670 Comment
  JEPS115334  Conyza canadensis Lowell Ahart, John Dittes 2009-9-7 16376 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  SD7904  Corallorhiza maculata Mrs. R. M. Austin 1884-1 Plumas Big Meadows. Comment
  UCD138909  Corallorhiza maculata Jon Balderston 1980-5-19 10 Plumas east end of Snake Lake, west of Quincy. Comment
  HSC22911  Cordylanthus pilosus John Pratt 1970-7-11 72 Plumas 1677 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
  CHSC82132  Cordylanthus tenuis subsp. viscidus L. P. Janeway; B. Castro 2001-6-22 7371 Plumas Northern High Sierra Nevada. On low peak along ridge between Frenchman Hill and the northwest end of Red Mountain. 1798 Comment
  CAS-BOT-BC209429  Cornus nuttallii Walter Knight; Irja Knight 1967-5-22 1813 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1112 Comment
  CAS-BOT-BC209434  Cornus nuttallii Alice Eastwood 1927-6-12 14487 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  SEINET3161702  Cornus nuttallii E. K. Balls 1950-9-5 15677 Plumas main trail Thompson Creek, off La Porte road, off Hwy 24, E of Quincy 1524 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
  CAS-BOT-BC210300  Cornus sericea Anna Head 1920-1-1 s.n. Plumas Feather River Region Comment
  CDA14226  Cornus sericea subsp. sericea G. F. Hrusa, T. D. Wilfred 1996-8-23 13531 Plumas Sierra Nevada; Upper Long Valley Creek below confluence with Bull Run Creek. 1 mi. E of Lava Peak, & 2 mi. NE of Cromwell townsite. Along old 12E19 pack trail, now largely unused in upper parts. 457 Comment
  SEINET10573669 Image available Corydalis caseana John G. Lemmon Lemmon s.n. Plumas Cool springs and streams from Sierra Valley to Big Meadows. Collected with Prof. E.L. Case. Comment
  UC120139  Corydalis caseana subsp. caseana J. G. Lemmon 1874-1 Plumas Indian Valley Comment
  UCD95117  Corydalis caseana subsp. caseana Dean Wm. Taylor 1974-10-1 5056 Plumas Jamison Creek drainage, above Jamison Lake drainage, ca. 3 miles south of Plumas-Eureka State Park. 2000 Comment
  UC120141  Corydalis caseana subsp. caseana D. Cleveland 1882-7-25 Plumas Big Spring 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-BC290326  Crepis John Thomas Howell 1962-6-17 37724 Plumas Portola 1463 Comment
  JEPS115230  Crepis acuminata Lowell Ahart, John Dittes 2009-7-15 16098 Plumas On dry rocky soil, 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
  UC566960  Crepis acuminata E. Sawyer 1935-6-18 123 Plumas 5 mi se Crow; Sierraville Quadrangle 1981 Comment
  RSA129860  Crepis acuminata E. Sawyer 1935-6-18 123 Plumas 5 miles SSE of Crow. 1982 Comment
  CHSC99220  Crepis capillaris John Dittes; Lowell Ahart 2005-9-19 1289 Plumas Northern High Sierra Nevada Range; ca. 8.2 air-miles N of Genesee, 4.4 air-miles SW of Antelope Lake dam, 1.9 air-miles E of Taylor Lake, 1.1 air-mile N of intersection of FS Routes 27N45 and 27N53; east-facing slope above Hungry Creek. On east disturbed edge of FS Route 27N45. 1706 Comment
  CAS-BOT-BC291563  Crepis intermedia Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1566 Plumas Fern Glen, Butterfly Botanical Area and Vicinity 1097 Comment
  CDA17287  Crepis intermedia G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16314 Plumas Sierra Nevada; Willow Creek Rd. 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  UC581204  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2251 Plumas Red Rock; sw slopes and ridge crest, n of Engelmine 646 Comment
  CAS-BOT-BC291562  Crepis intermedia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1580 Plumas Roadside near mouth of Butterfly Creek, Butterfly Botanical Area and Vicinity 1036 Comment
  UC345556  Crepis intermedia E. B. Babcock 1928-6-15 160 Plumas near hwy about 200 yd above Spring Garden P.O. Comment
  RSA39747  Crepis modocensis subsp. subacaulis P. A. Munz 1947-5-17 11844 Plumas Meadow 16 miles N of Chilcoot 1707 Comment
  CAS-BOT-BC376545  Crepis monticola Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CDA12086  Crepis occidentalis G. F. Hrusa, G. L. Webster 1989-5-1 7023 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  UC567039  Crepis occidentalis E. Sawyer 1935-6-1 51 Plumas 1 3/4 mi ne Hawks; Sierraville Quadrangle 1524 Comment
  CAS-BOT-BC376492  Crepis occidentalis subsp. conjuncta John Thomas Howell 1951-6-27 27633 Plumas Jamison Creek 1828 Comment
  CAS-BOT-BC376571  Crepis occidentalis subsp. pumila John Thomas Howell; Gordon H. True 1967-7-11 43369 Plumas About 2 miles southeast of Mt. Hough 1828 Comment
  CHSC79671  Crepis pleurocarpa G. F. Hrusa; T. D. Wilfred 1996-8-1 13414 Plumas Northern California, Sierra Nevada. ~ 1/4 mi. S of intersection of USFS 24N42 and 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. [Original lat./long. on label is '39 55 N; 120 44 W']. 1950 Comment
  CDA1931  Crypsis alopecuroides J. T. Howell 1977-8-11 52716 Plumas East side of Frenchmans Reservoir near Big Cove. Comment
  CAS-BOT-BC189302  Cryptantha Clare B. Hardham 1975-8-2 20499 Plumas Black Mountain 2133 Comment
  CAS-BOT-BC189303  Cryptantha Clare B. Hardham 1975-8-2 20491 Plumas Black Mountain 2133 Comment
  CHSC43471  Cryptantha affinis Lowell Ahart 1977-7-9 1448 Plumas Near the South Fork of the Feather River, about 1/2 mile north of the Feather Fork Mine, about 6 miles north of La Porte. 1706 Comment
  JEPS114419  Cryptantha affinis Lowell Ahart 2008-7-9 15053 Plumas Basalt area, bare area near mined basalt, about 20 yards north of the dirt road, about 1/4 mile east of the Feather Fork Mine, road is east of the main road and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte 1686 Comment
  SEINET8518892  Cryptantha affinis A. A. Heller, P. B. Kennedy 1907-7-9 8777 Plumas Prattville. Comment
  POM368162  Cryptantha affinis Dorothy Davis 1923-08 s.n. Plumas Near Gold Lake. 2439 Comment
  CHSC79699  Cryptantha ambigua G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13245 Plumas Northern California; Sierra Nevada Flora - Plumas National Forest. Near summit of ridge at headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 58 W']. 2100 Comment
  SEINET10902871  Cryptantha echinella Mary Susan Taylor 1982-8-5 Taylor 4929 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  RSA201284A  Cryptantha sobolifera J. T. Howell 1960-7-18 35545 Plumas Wooded meadow borders. Drakesbad. 1677 Comment
  CHSC96850  Cryptantha torreyana Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14047 Plumas East side of an open rocky flat, under pine trees, about 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS115121  Cryptantha torreyana Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16223 Plumas On amp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  SD29279  Cryptantha torreyana W. I. Follett 1937-5-30 80 Plumas Rich Gulch 1175 Comment
  RSA755700  Cryptantha torreyana Barbara Ertter 1988-7-25 7846 Plumas Diamond Mts, 12 air miles SSW of Susanville, Snoring Springs, 1/2 mile N of Diamond Mt Greenville Red Rock jct 1982 Comment
  CHSC32041  Cryptogramma acrostichoides L. Ahart 1979-7-18 1973 Plumas Ca. 1 mi w of Pilot Peak, ca. 1/8 mi s of Onion Valley, ca. 12 mi n of La Porte. 1800 Comment
  CAS-BOT-BC70453  Cryptogramma acrostichoides Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi W of Pilot Pk., area ca. 1/8 mi S of Onion Valley 1800 Comment
  CAS-BOT-BC70461  Cryptogramma acrostichoides L. P. Janeway 1990-8-7 3827 Plumas ca 1/4 mi NE of crest of Grizzly Ridge between Joseph Cr and Oliver Cr. 2164 Comment
  CHSC75493  Cuscuta californica G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-26 3376 Plumas Southern end of Walker Plains, 0.4 mile northwest of Buckeye. 1524 Comment
  CHSC84361  Cuscuta californica var. breviflora Lowell Ahart 2003-9-7 10563 Plumas On the east side of the dirt road, about 50 yards southeast of the Pacific Crest Trail, on Bunker Hill Ridge, about 1 mile (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. 2038 Comment
  JEPS118433  Cuscuta californica var. breviflora Lowell Ahart 2011-9-20 17679 Plumas Forest floor along the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  CHSC63457  Cuscuta californica var. californica Lowell Ahart 1994-7-22 7506 Plumas Southside of the Pacific Crest Trail, north of Mount Etna. 1981 Comment
  CHSC65377  Cuscuta subinclusa Lowell Ahart 1995-9-13 7638 Plumas On the north-west side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  RSA795632  Cuscuta subinclusa L. Ahart 2011-9-17 17677 Plumas West side of Lumpkin Ridge Road, about 2 air miles west of Little Grass Valley Reservoir Dam. 1688 Comment
  UC1563275  Cuscuta subinclusa unknown 1990-9-19 6597 Plumas about 3 mi nw Pilot Peak (about 0.5 mi s of Cleghorn Bar, along the n side of Bird Creek); Bird Creek 1737 Comment
  CHSC36215  Cycladenia humilis var. humilis M. S. Taylor 1982-7-14 4827 Plumas Both sides of Soda Creek Rd just s of Onion Flat turnoff, ca. 4 mi n of Twain. 1615 Comment
  SD7703  Cycladenia humilis var. humilis R. M. Austin 1880-1 Plumas Dutch Hill Comment
  UC480666  Cynoglossum occidentale H. F. Copeland 1920-7-17 110 Plumas between Plumas and Tehama Co.'s Bull Mt. Comment
  JEPS94295  Cyperus eragrostis Lowell Ahart 1997-9-11 7912 Plumas about 2 air mi ne of Belden (on the e side of Caribou Road, on the e side of the North Fork Feather River at the elevated siphon); North Fork Feather River, Caribou Road 731 Comment
  CAS-BOT-BC113876  Cyperus niger var. capitatus John Thomas Howell 1960-8-20 36275 Plumas Wet meadow, Drakesbad 1828 Comment
  CHSC81167  Cyperus squarrosus Lowell Ahart 2001-8-29 9249 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS114862  Cyperus squarrosus Lowell Ahart 2008-7-9 15067 Plumas S of the road, about 1/2 mi NW of the dam at Little Grass Valley Reservoir, about 4 mi (air) NW of La Porte 1689 Comment
  RSA252446  Cyperus squarrosus Robert F. Thorne, C. W. Tilforth 1969-9-6 39231 Plumas Along Feather River, 1 mi SW of Beckwourth. 1357 Comment
  UCD141153  Cyperus strigosus John Thomas Howell 1959-9-26 35080 Plumas Storrie. 548 Comment
  UCR133573  Cypripedium californicum Lee W. Lenz 1958-6-19 23529 Plumas North Fork Feather River above Beldon 610 Comment
  UC4447  Cypripedium montanum Mrs. R. M. Austin July, 1874 Plumas Comment
  JEPS118688  Cytisus scoparius L. P. Janeway 2011-8-23 10667 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.8 road km east of Road 22N60; 2.5 air km east-northeast of the northeast corner of Little Grass Valley Reservoir. Onion Valley 7.5' quad. Comment
  CHSC32029  Danthonia californica var. americana L. Ahart 1979-7-18 1996 Plumas Meadow, above the road and e of Finger Board Mt, ca. 2 mi nw of Pilot Peak, ca. 12 mi n of La Porte. 1828 Comment
  UC718005  Danthonia californica var. americana David D. Keck 1944-7-8 5440 Plumas Lake Almanor; s end, e side of dam 1341 Comment
  CAS-BOT-BC192348  Danthonia unispicata L. P. Janeway 1992-5-22 4202 Plumas South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola 1499 Comment
  CHSC91601  Danthonia unispicata G. D. Barbe; T. C. Fuller 1982-6-17 3852 Plumas Northern California. Plumas National Forest. East shore Frenchman Lake; Crystal Fishing Access. At the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  CHSC91832  Danthonia unispicata G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3136 Plumas Sierra Nevada. 3.25 mi west of Round Valley Reservoir Dam; 0.25 mi east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  UCD61325  Danthonia unispicata Beecher Crampton 1954-5-10 1867 Plumas 1 mile west of Portola, Hwy. 24. 1472 Comment
  CAS-BOT-BC420647  Darmera peltata Mary Strong Clemens 1930-6-21 s.n. Plumas Quincy Comment
  CAS-BOT-BC8914  Delphinium depauperatum Anna Head 1920-7-1 s.n. Plumas Near Gold Lake, Feather River Region 1981 Comment
  CAS-BOT-BC8917  Delphinium depauperatum Alice Eastwood 1927-6-11 14474 Plumas United States Forest Reserve, Forest Lodge Greenville Comment
  CAS-BOT-BC8922  Delphinium depauperatum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1916 Plumas Butterfly Botanical Area, between valley proper and Darlingtonia bog 1066 Comment
  RSA71316  Delphinium gracilentum L. S. Rose 1951-6-28 51026 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  UC118646  Delphinium nudicaule Mrs. R. M. Austin 1880-1 Plumas Indian Valley Comment
  UC176192  Delphinium nudicaule A. A. Heller 1913-6-13 10836 Plumas near Marston Station 1066 Comment
  CAS-BOT-BC116474  Delphinium nuttallianum W. W. Wagner 1919-5-15 257 Plumas Massack Creek 1432 Comment
  CHSC107458  Delphinium nuttallianum Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-7-6 19 Plumas Northern High Sierra Nevada. 1.9 miles East of intersection of 22N60, 22N27, and Pacific Crest Trail, 500 ft downslope of 22N27 road. 1744 Comment
  CAS-BOT-BC116121  Delphinium nuttallianum L. P. Janeway 1992-5-14 4178 Plumas Plumas National Forest Beckwourth Ranger District Dotta Compartment 1716 Comment
  POM147074  Dendromecon rigida Alice Eastwood 1927-6-27 14917 Plumas United States Forest Reserve Comment
  CHSC102155  Deschampsia cespitosa Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16210 Plumas On dry to damp soil, bottom of a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  UCD61137  Deschampsia cespitosa G. L. Stebbins Jr. 1939-7-7 2912 Plumas 1/2 mile north of Quincy. Comment
  CHSC80784  Deschampsia cespitosa subsp. cespitosa Clemens 1920-6-8 1571 Plumas Greenville. Comment
  CHSC96058  Deschampsia cespitosa subsp. cespitosa L. P. Janeway; B. Castro 2006-9-9 8881 Plumas High Cascade Range. West shore of Jedidian Colter Lake (between Blue Lake and North Arm Rice Creek). 1981 Comment
  CHSC97223  Deschampsia cespitosa subsp. cespitosa Lowell Ahart; Josephine Guardino 2007-7-20 14344 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  UCSB70492  Deschampsia cespitosa subsp. cespitosa Ahart, Lowell; Dittes, John; Guardino, Josephine 2009-7-29 Plumas South side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CAS-BOT-BC198162  Deschampsia danthonioides Catherine Best 1979-6-6 s.n. Plumas On Highway 89, 2 miles west of spring Garden Comment
  CAS-BOT-BC198163  Deschampsia danthonioides W. Harnach; N. Harnach 1991-6-21 562 Plumas Next to R/R bridge east of Co. Rd. A-23, Sierra Valley 1487 Comment
  CDA31658  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas W side of Lake Almanor 0 Comment
  CAS-BOT-BC201886  Deschampsia elongata Lowell Ahart 1981-7-21 2974 Plumas About 1.5 mi. W on Cleghorn Bar Road, ca. 2 mi. W of Pilot Peak 1900 Comment
  CDA13857  Deschampsia elongata G. F. Hrusa, T. D. Wilfred 1996-8-2 13463 Plumas Sierra Nevada; Volcanic slopes on E side of Fells Creek immed. upstream from USFS 23N22 crossing. Dry shade just above bank of Fells Creek. Bunching. 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
  CHSC94137  Deschampsia elongata Lowell Ahart 2006-7-9 12931 Plumas Near a small seep in a small open area in brush, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Resevoir. 1678 Comment
  JEPS28314  Deschampsia elongata George W. Gillett 1957-7-17 801 Plumas near e. inlet to Willow Lake 1661 Comment
  CHSC41380  Descurainia incana Lowell Ahart 1986-7-1 5331 Plumas On a gravel bar along Bunker Hill Creek, at the Bunker Hill Mine, about 11 miles north-east of La Porte. 1889 Comment
  RSA699780  Descurainia incisa subsp. incisa L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11164 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CHSC63259  Dicentra pauciflora Lowell Ahart 1994-6-12 7318 Plumas Near Cedar Flat, on the west side of Faggs Mine Road, southwest of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake. 1706 Comment
  CHSC39306  Dicentra uniflora Lowell Ahart 1983-6-28 4169 Plumas Near the Feather Fork Mine. On the high banks of the South Fork of the Feather River and a little south-west of the Feather Fork mine, on the west side of the river, about 1 1/2 miles north-east of Little Grass Valley Reservoir, about 5 1/2 miles north of La Porte. Section 14. 1750 Comment
  CAS-BOT-BC402606  Dicentra uniflora Lowell Ahart 1983-6-28 4169 Plumas On the high banks of the South Fork of the Feather River and a little south-west of the Feather Fork Mine, on the west side of the river, about 1 1/2 miles north-east of Little Grass Valley Reservoir, about 5 1/2 miles north of La Porte 1750 Comment
  CAS-BOT-BC502662  Dichelostemma multiflorum John Thomas Howell; Gordon H. True 1967-7-11 43298 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  UCD139255  Dichelostemma multiflorum E. W. Jameson 1949-6-12 s.n. Plumas 6 miles north of Keddie. 1371 Comment
  CAS-BOT-BC292272  Dieteria canescens John Thomas Howell 1955-7-19 30739 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC292273  Dieteria canescens John Thomas Howell 1977-8-11 52674 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  JEPS113436  Dieteria canescens var. shastensis Lowell Ahart, John Dittes 2007-8-9 14446 Plumas On the north side of the poor dirt road, about 400 yards southwest of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  CAS-BOT-BC150485  Diplacus grandiflorus Saichi Kawahara 1968-5-5 414 Plumas Highway 70, Feather River Canyon, opposite de Sabla PG&E station Comment
  SD134634  Diplacus grandiflorus David M. Thompson 1992-6-9 1120 Plumas Just NE of bridge over North Fork of Feather River, 2.0 mi NE of Elephant Butte Tunnel along Hwy 70 518 Comment
  CAS-BOT-BC151747  Diplacus kelloggii Wayne Dakan 1979-1-1 s.n. Plumas N fork of Feather River - Sierra Nevada Comment
  CAS-BOT-BC151819  Diplacus mephiticus John Thomas Howell; Gordon H. True 1967-7-11 43368 Plumas About 2 miles southeast of Mt. Hough - Sierra Nevada 1828 Comment
  CHSC53174  Diplacus mephiticus L. P. Janeway 1989-4-9 3276 Plumas Forest along southwest side of Red Clover Valley. Plumas National Forest. 1691 Comment
  CHSC24968  Diplacus torreyi L. Mayer; D. Brink 1975-7-3 Plumas Buck's Lake Survey. Comment
  CHSC66773  Diplacus torreyi Vernon H. Oswald; Lowell Ahart 1996-8-14 8182 Plumas Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground. 1615 Comment
  RSA508618  Disporum hookeri var. hookeri Mrs. R. M. Austin 1888-9-7 s.n. Plumas Mill Creek Comment
  SD7178  Disporum trachyandrum Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  CAS-BOT-BC136101  Dodecatheon alpinum M. S. Taylor 1982-7-12 4820 Plumas In wet meadow in McRae Meadows, ca. 6 mi w of Mohawk 1889 Comment
  JEPS48505  Dodecatheon alpinum Esther C. Fritz 1933-7-4 Plumas Spanish Peak 2133 Comment
  RSA101433  Dodecatheon alpinum R. Weatherby 1955-6-26 1561 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  HSC17904  Dodecatheon subalpinum R. S. White 1965-5-15 Plumas 40 mi W of Chester on Hwy. 36 Comment
  UC614875  Downingia bacigalupii Beryl O. Schreiber 1932-7-19 462 Plumas near Prattville Comment
  SEINET10873517  Downingia bacigalupii Mary Susan Taylor 1981-6-23 Taylor 3945 Plumas T23N R14E se/nw sec 27. Portola quad. Ramelli Ranch, along North Fork Feather River, ca. 1/4 mi S of Hwy 70, ca. 1 mi W of Beckwourth. 4900 ft elev. 1798 Comment
  SEINET8039229  Downingia bacigalupii E. Sawyer 1935-6-27 159 Plumas Plumas Forest, Charles Valley, Sec. 26. 1524 Comment
  CDA9321  Draperia systyla D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .276 Plumas On sunny granitic cliffs just before w of tunnel on route 70 25 miles E of Oroville. Mark 85. Comment
  HSC13504  Draperia systyla L. S. Rose 1967-7-12 67141 Plumas Cresta, N Fork Feather River 762 Comment
  JEPS21087  Draperia systyla F. W. Embree 1934-6-6 72 Plumas south slope of Bucks Mountain; Bidwell Bar Quad. 1524 Comment
  SD7206  Draperia systyla R. M. Austin 1879-1 Plumas Big Meadows Comment
  UC570080  Draperia systyla F. W. Embree 1934-6-21 114 Plumas Penstocks, above Storie, Bidwell Bar Quad. 1478 Comment
  CHSC46702  Drosera X obovata V. Oswald; W. Dempsey 1989-8-24 3968 Plumas Big Springs in Humbug Valley, ca. 13 mi (air) s of ... Field redacted by CHSC, contact the data manager for more information 1316 Comment
  UCD99523  Drosera filiformis Barry Rice 2009-6-26 BR 090601 Plumas in Butterfly Valley Botanical Area. Comment
  CHSC58168  Drosera rotundifolia Vernon H. Oswald 1992-6-18 5000 Plumas Lassen Volcanic National Park. Corner of park on S ... Field redacted by CHSC, contact the data manager for more information 1597 Comment
  RSA0011665  Drosera rotundifolia R. F. Thorne 1974-7-30 45012 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1159 Comment
  HSC22941  Drymocallis glandulosa var. glandulosa John Pratt 1970-6-25 41 Plumas 1707 Comment
  CAS-BOT-BC534970  Drymocallis glandulosa var. reflexa Alice Eastwood 1927-6-12 14511 Plumas United States Forest Reserve, Forest Lodge, Greenville Comment
  CHSC42045  Drymocallis lactea var. austiniae Lowell Ahart 1986-7-8 5350 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  SJSU7502  Drymocallis lactea var. austiniae Lewis S. Rose 1968-6-11 68098 Plumas Confluence of Butterfly Cr & Spanish Cr near Keddie 975 Comment
  JEPS48881  Drymocallis lactea var. austiniae Esther C. Fritz 1933-7-14 Plumas n Faculty tents (Camp Califorest, near Schneider Meadow fence); near Schneider Meadow fence, Camp Califorest Comment
  CAS-BOT-BC113791  Dulichium arundinaceum Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-20 42313 Plumas Snake Lake ca. 4 mi NW of Quincy in yellow pine forest. 1219 Comment
  CHSC40873  Dysphania ambrosioides K. R. Stern 1985-6-25 8220 Plumas Vicinity of Blairsden, e margin of highway 70. 1402 Comment
  CHSC20780  Dysphania pumilio K. R. Stern 1975-7-24 5835 Plumas S shore of Lake Almanor. 1371 Comment
  JEPS122116  Elatine Lowell Ahart 2014-8-26 19764 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CAS-BOT-BC113703  Eleocharis acicularis Clare Butterworth Hardham 1970-8-8 17703 G. Plumas Road to Thompson Peak Lookout. 2133 Comment
  JEPS102770  Eleocharis acicularis Lowell Ahart 2001-8-29 9230 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC40265  Eleocharis bella Lowell Ahart 1985-7-11 5137 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
  CHSC97545  Eleocharis bella Lowell Ahart; John Dittes 2007-6-17 14120 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC78470  Eleocharis decumbens L. P. Janeway 2000-7-16 6915 Plumas Northern High Sierra Nevada. Meadow at head of East Branch Coldwater Creek. 1768 Comment
  CDA33184  Eleocharis engelmannii L. P. Janeway 2001-7-25 7388 Plumas High Cascade Range; Southwest side of Lake Almanor, below high water line, about 100 meters out; near Highway 89 2.3 km north-northwest of Almanor West Road. Comment
  CHSC81172  Eleocharis engelmannii Lowell Ahart 2001-9-24 9197 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
  CHSC84223  Eleocharis engelmannii Lowell Ahart 2003-7-18 10427 Plumas In a meadow, on the north side of the road, about 1/4 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1709 Comment
  CAS-BOT-BC113381  Eleocharis engelmannii Robert J. Weatherby 1950-7-28 1490 Plumas North edge of Taylorsville 1066 Comment
  NY51036  Eleocharis monticola M. E. P. Ames 1876-1 s.n. Plumas Comment
  CAS-BOT-BC113108  Eleocharis obtusa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1453 Plumas In bed of Spanish Creek near confluence of Butterfly Creek. 883 Comment
  UC1748293  Eleocharis quinqueflora L. P. Janeway 2000-7-16 6920 Plumas head of East Branch Coldwater Creek Northern High Sierra Nevada 1768 Comment
  CAS-BOT-BC112020  Eleocharis suksdorfiana Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1537 Plumas area north end of Pond Reservior, Butterfly Botanical Area and Vicinity. 1097 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
  UCD62750  Elymus X hansenii John Thomas Howell 20-23 Jun 1977 52415 Plumas On the peninsula of Lake Almanor. 1371 Comment
  UCD62814  Elymus X hansenii K. A. Wagnon 1967-7-11 s.n. Plumas Plumas National Forest. Comment
  CAS-BOT-BC227595  Elymus elymoides L. P. Janeway 1990-8-2 3822 Plumas Plumas National Forest, Beckwourth Ranger District. Along Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge 2057 Comment
  CAS-BOT-BC227604  Elymus elymoides John Thomas Howell 1951-6-28 s.n. Plumas Eureka Lake 1889 Comment
  UCD61648  Elymus elymoides subsp. brevifolius John Thomas Howell 1955-7-19 30780 -A Plumas Beckwourth. 1493 Comment
  CHSC63208  Elymus elymoides subsp. californicus Lowell Ahart 1994-6-29 7405 Plumas North of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  CHSC97530  Elymus elymoides subsp. californicus Lowell Ahart; John Dittes 2007-6-16 14143 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS113649  Elymus elymoides subsp. californicus Lowell Ahart, John Dittes 2007-6-16 14143 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UC1133006  Elymus elymoides subsp. elymoides G. T. Nordstrom 1934-7-20 237 Plumas 2.4 mi se Chaparral Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
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Aug 28 2015
  RSA88140  Elymus glaucus J. T. Howell 1951-6-27 7568 Plumas Johnsville; Sierra Nevada 1585 Comment
  UC943025  Elymus glaucus Lewis S. Rose 1951-6-28 51024 Plumas Johnsville 1600 Comment
  CAS-BOT-BC206505  Elymus glaucus subsp. glaucus John Thomas Howell 1960-7-17 35493 Plumas Drakesbad - Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC213817  Elymus repens John Thomas Howell 1967-6-22 42663 Plumas Court house square, Quincy - Sierra Nevada 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-BC204409  Elymus trachycaulus subsp. trachycaulus David D. Keck 1944-7-8 5429 Plumas 1 mile N. of Quincy, across Spanish Creek 1066 Comment
  RSA794790  Elytrigia intermedia subsp. intermedia L. Ahart, John Dittes 2009-7-13 16040 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  UC1523802  Elytrigia intermedia subsp. intermedia Gary Schoolcraft 1982-7-27 818 Plumas n Chilcoat 1645 Comment
  CAS-BOT-BC392227  Enemion stipitatum W. I. Follett; Evelyn B. Follett 1952-5-3 s.n. Plumas Rich Gulch 1173 Comment
  NY70833  Ephedra viridis E. B. Babcock 1936-6-7 1735 Plumas North of Chilcoot 1767.8 Comment
  UC1134413  Ephedra viridis C. W. Hanks 1934-8-14 51 Plumas ne <end> Sierra Valley; Sierraville Quad., Plumas National Forest Comment
  CHSC97572  Epilobium brachycarpum Lowell Ahart; John Dittes 2007-6-17 14204 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS43850  Epilobium brachycarpum W. L. Jepson 1939-8-12 19400 Plumas branch of Last Chance Creek Ferris Creek 1767 Comment
  UC1191620  Epilobium campestre Malcolm A. Nobs and S. Galen Smith 1949-8-18 1349 Plumas s end of lake Lake Almanor Comment
  CHSC113892  Epilobium canum subsp. latifolium Lowell Ahart 2014-8-24 19755 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  HSC103472  Epilobium canum subsp. latifolium J. D. Jokerst 1985-9-15 2581 Plumas Just west of USFS Rd. 26N26, top of ridge between Caribou Canyon and Yellow Creek, at narrow ridgetop saddle 1463 Comment
  SEINET13709649  Epilobium ciliatum Lowell William Ahart, Lowell William Ahart 2001-1 9285 Plumas Lake Davis (T24N, R13E, sec 29, NW 1/4) 5780 Ft. 1762 Comment
  RSA0105544  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-8-24 19756 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  SBBG21925  Epilobium ciliatum subsp. ciliatum D. Myrick 1964-7-19 877 Plumas Dream Lake, Drakesbad 1828 Comment
  CHSC69515  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1997-9-11 7910 Plumas On the east side of Caribou Road, on the east side of the North Fork of the Feather Riverk, at the elevated siphon, about 2 miles (air) northeast of Belden. 731 Comment
  JEPS38224  Epilobium densiflorum W. L. Jepson 1939-8-12 19395 Plumas branch of Last Chance Creek Ferris Creek 1767 Comment
  CHSC51006  Epilobium glaberrimum Lowell Ahart 1990-7-16 6571 Plumas Along the edge of the South Fork of the Feather River, about 1/2 mile north-east of the Independent Mine, about 3 1/2 miles north-east of Little Grass Valley Reservoir. 1828 Comment
  CHSC37014  Epilobium hallianum M. S. Taylor 1982-6-14 4659 Plumas Pioneer Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 1536 Comment
  RSA60114  Epilobium hallianum E. K. Balls 1950-9-2 15637 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley 2256 Comment
  JEPS87820  Epilobium hornemannii subsp. hornemannii Lowell Ahart 1994-7-22 7505 Plumas about 0.5 mi e Mount Etna (on s side of Pacific Crest Trail); Sierra Nevada, Mount Etna 1981 Comment
  CHSC101782  Epilobium minutum Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15863 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC54332  Epipactis gigantea Vernon H. Oswald; Lowell Ahart 1991-6-18 4685 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
  CAS-BOT-BC56990  Equisetum arvense John Thomas Howell 1959-9-22 34855 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC57004  Equisetum arvense John Thomas Howell 1959-9-21 34765 Plumas Bars of N. Fork of Feather River near Belden 701 Comment
  CAS-BOT-BC56989  Equisetum arvense Lowell Ahart 1968-5-20 s.n. Plumas Sam's Camp, near Webber Lake, Lodgepole Forest 2133 Comment
  CAS-BOT-BC57402  Equisetum laevigatum John Thomas Howell; Gordon H. True 1968-6-10 44548 Plumas Quincy 1036 Comment
  CAS-BOT-BC57403  Equisetum laevigatum John Thomas Howell 1955-7-18 30727 Plumas Mohawk 1371 Comment
  CAS-BOT-BC174158  Eremogone aculeata Rimo Bacigalupi 1927-7-7 1631 Plumas Halfway between Camp Elwell and Long Lake, Gold Lake Region Comment
  CAS-BOT-BC174209  Eremogone congesta var. congesta M. S. Taylor; M. Foster 1981-6-3 3844 Plumas W side of 24N10, ca. 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola 1767 Comment
  CAS-BOT-BC205715  Eremogone congesta var. suffrutescens James R. Shevock 1985-5-19 11149 Plumas Northern Sierra Nevada. Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  CHSC60530  Eremogone congesta var. suffrutescens L. P. Janeway 1992-5-22 4191 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks, 0.3 mi west of the road to Calpine, ca 4 mi east of Portola. 1487 Comment
  CAS-BOT-BC174301  Eremogone congesta var. suffrutescens John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54357 Plumas Near Indian Creek about 0.75 miles northwest of northwest arm of Antelope Resrvoir 1584 Comment
  RSA0057646  Eremogone congesta var. suffrutescens Barbara Ertter, Gary Schoolcraft 1989-7-3 8666 Plumas Diamond Mountain Peak, ca. 7 airmiles S of Susanville. 2317 Comment
  CAS-BOT-BC174361  Eremogone kingii var. glabrescens L. P. Janeway 1991-5-29 3974 Plumas West end of Red Clover Valley; 1/2 mi. south of Beckwourth-Genesee Road (road 111) on the Bagley Pass Road. Plumas National Forest, Beckwourth Ranger District 1691 Comment
  CAS-BOT-BC187913  Eriastrum wilcoxii W. Harnach; N. Harnach 1990-6-16 389 Plumas Frank Dotta Ranch, Sierra Valley 1524 Comment
  CHSC112516  Ericameria bloomeri L. P. Janeway 2014-7-16 11556 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  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
  JEPS31334  Ericameria bloomeri R. F. Hoover 1940-9-22 4627 Plumas Chester Comment
  RSA201321  Ericameria bloomeri J. T. Howell 1960-8-20 36282 Plumas Kelly Camp, near Drakesbad. 1616 Comment
  RSA59448  Ericameria bloomeri E. K. Balls 1950-9-2 15658 Plumas S slope of Mt. Ingalls below turnoff to Nye Valley. 2104 Comment
  UC1777684  Ericameria linearifolia June McCaskill 1956-1 422 Plumas Lake Almanor region? Comment
  SEINET3146271  Ericameria nauseosa var. bernardina E. K. Balls 1950-9-14 15819 Plumas 6 mi. northwest of Chester, North Fork Feather Riv. 1402 Comment
  CHSC66751  Ericameria nauseosa var. oreophila Vernon H. Oswald; Lowell Ahart 1996-8-14 8157 Plumas Northern High Sierra Nevada. Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Along road. 1127 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
  CAS-BOT-BC294291  Ericameria nauseosa var. speciosa John Thomas Howell 1974-9-20 50901 Plumas About 2 miles from Spring Garden on road to Quincy 1158 Comment
  CAS-BOT-BC299435  Ericameria nauseosa var. speciosa Mrs. E. C. Sutliffe 1929-10-1 s.n. Plumas Gold Lake Comment
  CHSC40563  Ericameria nauseosa var. speciosa Lowell Ahart; Jim Jokerst 1985-10-4 5192 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. 1828 Comment
  CHSC55184  Ericameria nauseosa var. speciosa L. P. Janeway 1989-9-6 3643 Plumas Plumas National Forest. Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 6.3 mi north of Beckwourth. 1752 Comment
  CHSC99974  Ericameria nauseosa var. speciosa Lowell Ahart 2008-9-10 15360 Plumas On both sides of the Quincy La Porte Road, northwest of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  UCD131489  Ericameria nauseosa var. speciosa John Thomas Howell 1974-9-20 50902 Plumas near Spring Garden. 1158 Comment
  CAS-BOT-BC294399  Ericameria parryi var. latior John Thomas Howell 1924-8-11 631 Plumas Two miles east of Chester on road to Westwood 1310 Comment
  CHSC98249  Ericameria parryi var. latior Allison Sanger 2002-10-1 Plumas North side of Forest Road 26, 0.2 miles east of fork to Cypress Trailhead and just south of Twin Buttes. 1463 Comment
  JEPS95180  Ericameria parryi var. latior Vernon H. Oswald and Lowell Ahart 1996-7-15 8284 Plumas 1.6 mi s of Last Chance Campground (Forest Road 29N11 on e side of Last Chance Marsh at the n end of Lake Almanor); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  UC203263  Ericameria parryi var. nevadensis I. M. Johnston 1919-9-2 2181 Plumas Portola Comment
  SD9016  Erigeron Mrs. R. M. Austin 1879-1 Plumas Mt. Dyer Big Meadows. Comment
  CHSC92956  Erigeron aphanactis var. aphanactis L. P. Janeway 2005-7-31 8506 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak. 1875 Comment
  JEPS100353  Erigeron chrysopsidis var. austiniae Dean W. Taylor 2001-6-28 17824 Plumas Diamond Mountains, Crystal Peak, along the ridgeline at the summit Sierra Nevada 2377 Comment
  CHSC40859  Erigeron divergens K. R. Stern 1985-6-25 8239 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC97212  Erigeron divergens Lowell Ahart; Josephine Guardino 2007-7-20 14337 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC296014  Erigeron divergens W. Harnach; N. Harnach 1990-6-19 398 Plumas Genessee Road, Sierra Valley 1584 Comment
  POM39863  Erigeron eatonii Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC300367  Erigeron eatonii var. nevadincola W. Harnach; N. Harnach 1990-6-10 352 Plumas Sierra Valley. Balderson Ranch (Antelope Valley) 1524 Comment
  SBBG100109  Erigeron eatonii var. plantagineus B. Ertter, G. Schoolcraft 1989-7-3 8676 Plumas W side of ridge between Diamond Mtn and Red Rock, ca. 8 air mi S of Susanville 2225 Comment
  UC1563921  Erigeron eatonii var. plantagineus Barbara Ertter 1989-7-4 8686 Plumas 4.2 mi w of jct of Hwy 89 and Hwy 36 (w of Lake Almanor); Coyote Flat 1524 Comment
  CAS-BOT-BC300842  Erigeron glacialis var. glacialis Anna Head 1921-7-5 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC295221  Erigeron inornatus Mary Strong Clemens 1920-9-1 s.n. Plumas Taylorsville Comment
  SD51228  Erigeron inornatus Darley F. Howe 1960-9-21 2992 Plumas 6.0 miles north of Greenville on Highway 89. 1220 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
  CHSC52724  Erigeron inornatus var. inornatus L. P. Janeway 1990-8-15 3830 Plumas Plumas National Forest. Along edge of dirt road near Cascade Cr ca 1 1/4 mi SW of Little Grizzly Cr. 1859 Comment
  CHSC75903  Erigeron inornatus var. inornatus G. F. Hrusa 1996-8-23 13527 Plumas Sierra Nevada. Alongside USFS 23N51, W side of Bull Run Creek approx. 1/4 mi. above road crossing. 1.5 mi. E of Lava Peak, and 2.5 mi. NE of Cromwell townsite. [Original lat./long. on label is '39 53 N; 120 40 W']. 1650 Comment
  CHSC79453  Erigeron inornatus var. inornatus G. F. Hrusa; B. Smith 1996-7-15 13219 Plumas Sierra Nevada Flora - Plumas National Forest. Inter. of Hwy 70 and Sloat Rd. approx. 3 mi. E of Spring Garden. [Original lat./long. on label is '39 52 N; 120 44 W']. Comment
  HSC102795  Erigeron inornatus var. inornatus L. Ahart 2008-8-13 15165 Plumas About 1.75 air miles S of Little Grass Valley Reservoir, ~1.0 mi. NE of La Porte, west of East Branch Creek, on the western side of La Porte Rd. 1614 Comment
  JEPS87536  Erigeron inornatus var. inornatus Lowell Ahart 1993-9-24 7266 Plumas e side of Cleghorn Bar Road near Monitor Flat (about 3 mi nw of Pilot Peak) 1828 Comment
  SEINET5507544  Erigeron inornatus var. inornatus R. Spellenberg, M. Spellenberg 2013-7-23 14580 Plumas 28 air km NW of junction of Plumas, Lassen and Sierra counties, 6.4 km N of Beckwourth on Beckworth-Genesee Rd. (USFS 177) 1665 Comment
  RSA189368  Erigeron lassenianus L. S. Rose 1967-7-11 67160 Plumas Mt. Hough Road, 9.5 miles NE of Quincy Junction 1250 Comment
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Aug 21 2012
  RSA523306  Erigeron lassenianus J. L. Strother 1987-6-28 1360 Plumas West of Red Clover Valley, ca. 17 miles north of Beckwourth along road to Genese 1700 Comment
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Aug 21 2012
  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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Aug 21 2012
  CHSC72434  Erigeron lassenianus var. deficiens L. P. Janeway; B. Castro 1995-8-23 4898 Plumas Junction of Lumpkin Ridge Road and the '94' road; on the divide between Fall River and Black Rock Creek; about 1 mi northwest of Little Grass Valley Reservoir. 1735 Comment
  CHSC82553  Erigeron lassenianus var. deficiens Lowell Ahart 2002-7-18 9855 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
  JEPS112915  Erigeron lassenianus var. deficiens Dean W. Taylor 2001-8-1 17872 Plumas Sawpit Flat, along the Forest Road 23N24 from Quincy-La Porte Highway towards Cleghorn Bar 1920 Comment
  JEPS89671  Erigeron lassenianus var. deficiens Glenn Clifton 1992-6-27 26859 Plumas Monitor Flat, Feather River Watershed Monitor Flat; , Feather River Watershed 1926 Comment
  CDA19248  Erigeron lassenianus var. lassenianus G. D. Barbe, T. C. Fuller 1982-6-17 3813 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  UC1538513  Erigeron lassenianus var. lassenianus John L. Strother 1987-6-28 1360 Plumas ca 17 mi n Beckwourth (along road to Genese, w of Red Clover Valley) 1700 Comment
  JEPS102229  Erigeron petrophilus var. sierrensis L. P. Janeway 2001-8-5 7427 Plumas High Cascade Range. Slopes on east side of Yellow Creek about 8.9 km south of Humbug Valley along Road 26N26. 1305 Comment
  JEPS95010  Erigeron petrophilus var. sierrensis Vernon Oswald and Lowell Ahart 1997-9-18 8878 Plumas 4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 3.6 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 to Mosquito Creek 1335 Comment
  UC1609236  Erigeron petrophilus var. sierrensis Lowell Ahart 1993-9-24 7263 Plumas on n side of trail about 400 yd ne trail head (about 1/10 mi e of the Quincy La Porte Rd, about 1 mi w of Pilot Peak); Pacific Crest Trail 1920 Comment
  CHSC115719  Erigeron petrophilus var. sierrensis K. Bovee 2013-6-20 0048 Plumas Lassen National Forest, on north-facing slope south of Grizzly Creek, on roadcut of Road 26N08. Area burned at high intensity in Chips Fire of 2012. 1341 Comment
  CAS-BOT-BC300123  Erigeron pumilus var. intermedius Thomas H. Kearney 1944-8-14 154 Plumas Near Prattville, Lake Almanor Comment
  UC1730240  Erigeron pumilus var. intermedius L. P. Janeway 1998-6-24 5675 Plumas NE of Jordan Flat (N side of Last Chance Creek; S side of Road 28N03 0.3 mi W of Road 101) 1780 Comment
  UC572486  Eriodictyon californicum C. G. Albertus 1935-8-9 259 Plumas 4 1/2 mi ne Quincy; Plumas National Forest, Downieville Quad. Comment
  CAS-BOT-BC248772  Eriogonum baileyi var. baileyi John Thomas Howell 1959-9-25 35028 Plumas Summit of Beckwourth Pass 1588 Comment
  SEINET10479801  Eriogonum douglasii var. douglasii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3858 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  UCD169254  Eriogonum elatum S. L. Welsh; N. D. Atwood 2001-6-13 28136 Plumas W end of Dixie Valley, N of Beckwourth. 1711 Comment
  SD103524  Eriogonum elatum Darley Howe 1978-7-16 5079 Plumas Along State Highway 49, 3 miles north of Loyalton 1463 Comment
  CAS-BOT-BC246536  Eriogonum elatum var. elatum John Thomas Howell; Gordon H. True 1973-7-31 50118 Plumas Summit ridge of Thompson Peak, Diamond Range 2133 Comment
  RSA252384  Eriogonum elatum var. elatum Robert F. Thorne, C. W. Tilforth 1969-9-6 39251 Plumas Beckwourth Pass, Plumas-Lassen Co. Line. 1590 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
  CHSC53046  Eriogonum elatum var. villosum L. P. Janeway 1989-7-6 3457 Plumas Plumas National Forest Beckwourth Ranger District. South-facing volcanic outcrop 'barren' area, above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 0.7 mi on rd 23N48. 1645 Comment
  UC1032039  Eriogonum elatum var. villosum C. G. Albertus 1935-7-20 219 Plumas 1.5 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  RSA393294  Eriogonum elatum var. villosum Anstruther Davidson 1928-7-1 s.n. Plumas Feather River [county not specified: Butte, Plumas or Sierra] Comment
  CDA18762  Eriogonum marifolium G. D. Barbe, T. C Fuller 1982-7-16 3755 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CAS-BOT-BC263294  Eriogonum marifolium var. marifolium L. P. Janeway 1990-8-29 3840 B Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CAS-BOT-BC263302  Eriogonum marifolium var. marifolium John Thomas Howell; Gordon H. True 1973-7-31 50109 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CAS-BOT-BC263303  Eriogonum marifolium var. marifolium John Thomas Howell; Gordon H. True 1967-7-11 43342 Plumas Summit ridge of Mt. Hough 2194 Comment
  CHSC52731  Eriogonum marifolium var. marifolium L. P. Janeway 1990-8-29 3840 A Plumas Plumas National Forest Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top. 2407 Comment
  RSA759518  Eriogonum marifolium var. marifolium James L. Reveal 2007-6-4 8837 Plumas Along California Highway 26/89 near Lost Creek Maintenance Station east of Saint Bernard and the Tehama County line, about 8.4 miles west of Chester. 1498 Comment
  SEINET10871634  Eriogonum microthecum var. laxiflorum Mary Susan Taylor 1982-8-31 Taylor 5084 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
  RSA60028  Eriogonum nudum var. deductum E. K. Balls 1950-9-1 15582 Plumas east shore of Long Lake, toward Mt. Elwell 2104 Comment
  RSA766347  Eriogonum nudum var. deductum Joseph A. Ewan 1934-6-25 8205 Plumas Gold Lake Road above Dentens (Blairsden). 1524 Comment
  RSA325157  Eriogonum nudum var. deductum M. S. Taylor 1981-7-6 3978 Plumas In the Y of the 2 Ross Canyon Roads (25N31A and B), ca. 1.5 mile east of Dixie Valley Road (28N01), ca. 16 air miles NW of Chilcoot 1890 Comment
  SEINET10479528  Eriogonum nudum var. deductum Mary Susan Taylor 1981-7-6 Taylor 3978 Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  CHSC40621  Eriogonum nudum var. nudum Lowell Ahart; Jim Jokerst 1985-10-4 5194 Plumas Along the South Fork of the Feather River, about 1/4 mile north of the Feather River, about 1/4 mile north of the Feather Fork Mine, about 6 miles north-east of La Porte. 1645 Comment
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Jan 21 2013
  JEPS56656  Eriogonum nudum var. nudum Esther Fritz and T. H. Harris 1926-7-18 Plumas at edge of meadow, Meadow Valley Meadow Valley Comment
  CAS-BOT-BC261602  Eriogonum nudum var. nudum M. S. Taylor 1982-8-4 4913 Plumas Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy Comment
  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-BC269730  Eriogonum nudum var. oblongifolium T. C. Fuller; G. D. Barbe 1981-6-23 54131 Plumas At Round Valley Reservoir dam 1371 Comment
  CAS-BOT-BC269720  Eriogonum nudum var. oblongifolium John Thomas Howell 1959-9-24 34942 Plumas Spanish Creek at mouth of Butterfly Creek Comment
  CAS-BOT-BC269952  Eriogonum spergulinum var. reddingianum A. A. Heller; P. B. Kennedy 1907-7-11 8801 Plumas Prattville Comment
  CAS-BOT-BC269953  Eriogonum spergulinum var. reddingianum A. A. Heller; P. B. Kennedy 1907-7-11 8801 Plumas Prattville Comment
  CDA13393  Eriogonum spergulinum var. reddingianum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13242 Plumas Sierra Nevada; Headwaters of Bull Run Creek off USFS 23N12E. Comment
  RSA242159  Eriogonum spergulinum var. reddingianum James L. Reveal 1971-6-23 2478 Plumas Along California Highway 89, 4 mi. northwest of Greenville and about 4 mi. southeast of Canyondam. 1220 Comment
  UC178464  Eriogonum spergulinum var. reddingianum Katharine Brandegee Plumas Portola Comment
  CHSC53054  Eriogonum strictum var. proliferum L. P. Janeway 1989-6-30 3449 Plumas Plumas National Forest Beckwourth Ranger District. Along rd 24N45 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
  CHSC41898  Eriogonum umbellatum var. modocense Lowell Ahart 1986-7-25 5371 Plumas Along Cleghorn Bar Road, about 1 1/2 mi west of Finger Board, about 4 mi northwest of Pilot Peak. 1828 Comment
  CAS-BOT-BC262076  Eriogonum umbellatum var. nevadense John Thomas Howell; Gordon H. True 1973-7-31 50112 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CAS-BOT-BC262083  Eriogonum umbellatum var. nevadense Herbert L. Mason 1924-6-18 1051 Plumas Graeagle Comment
  CAS-BOT-BC265168  Eriogonum umbellatum var. nevadense Lewis S. Rose 1934-7-23 34420 Plumas Chilcoot Comment
  CAS-BOT-BC265171  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-6-28 4776 A Plumas On S side of Feather River SW of jct. of Hwy 70 and Calpine Road, ca. 1 mi. SW of Beckwourth 1487 Comment
  JEPS113562  Eriogonum umbellatum var. nevadense Lowell Ahart, John Dittes 2007-6-17 14153 Plumas About 20 yards southwest of Red Clover Creek, about 20 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  NY399268  Eriogonum umbellatum var. nevadense L. S. Rose 1934-7-23 34420 Plumas Chilcoot Comment
  NY399275  Eriogonum umbellatum var. nevadense A. A. Heller 1907-7-4 8716 Plumas Ridge east of Red Clover valley Comment
  SEINET10479567  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1982-6-7 Taylor 4611 Plumas 5700 ft. T23N R14E ne/nw sec 32. Portola quad. Open ridge e of Portola, Ramelli Ranch property, ca. 2 mi e of Portola. 1737 Comment
  SEINET5331972  Eriogonum umbellatum var. nevadense A. A. Heller, P. B. Kennedy 1907-7-4 8716 Plumas Ridge east of Red Clover Valley. Comment
  CHSC98922  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-8-13 9186 Plumas Northern High Sierra Nevada. Above Road 24N31 about 0.8 air km east of Little Schneider Creek. 1402 Comment
  RSA0118774  Eriogonum umbellatum var. polyanthum Lowell A. Ahart 2011-9-17 17672 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1646 Comment
  RSA325097  Eriogonum umbellatum var. polyanthum Mary Taylor 1982-8-4 4912 Plumas Along 25N10W, ca. 1 mi. ne of Taylor Rock, ca. 6 air mi ne of Quincy. Dry gravelly soil in Mixed Evergreen Forest. 1738 Comment
  CAS-BOT-BC262244  Eriogonum ursinum John Thomas Howell 1951-6-27 27630 Plumas Jamison Creek 1828 Comment
  CAS-BOT-BC262249  Eriogonum ursinum James L. Reveal 1975-8-24 3974 Plumas Along the La Porte-Quincy Road, 17.5 miles south of Quincy and 0.3 mile south of the Chimney Rock Trail turnoff, about 1 airline mile west of Pilot Peak Comment
  CAS-BOT-BC262258  Eriogonum ursinum L. P. Janeway 1993-7-15 4440 Plumas Plumas National Forest, Quincy Ranger District. Steep northwest facing slope overlooking Virgilia (East Branch North Fork Feather River) at the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North... 1563 Comment
  CHSC107287  Eriogonum ursinum var. ursinum L. P. Janeway; Peter Zika 2011-8-6 10633 Plumas Northern High Sierra Nevada. Plumas National Forest; northwest tip of the nose of the rocky ridge on southeast side of Quincy-La Porte Road, 1.7 air km northwest of Pilot Peak. 2001 Comment
  CHSC36194  Eriogonum ursinum var. ursinum M. S. Taylor 1982-7-21 4898 Plumas Summit of Little Volcano, ca. 5 mi se of Quincy. 1767 Comment
  JEPS103217  Eriogonum ursinum var. ursinum G. Schoolcraft 1989-7-3 1936 Plumas Diamond Mtns. south of Red Rock Lookout 2225 Comment
  CHSC53062  Eriogonum vimineum L. P. Janeway 1989-6-30 3423 Plumas Plumas National Forest Beckwourth Ranger District Crocker. Barren volcanic outcrop, NW-facing slope above rd 24N45Y 0.2 mi E of Beckwourth-Genesee Rd (rd111) 6.4 mi E of Beckwourth; across from the Crocker Station. 1767 Comment
  CHSC84444  Eriogonum vimineum Lowell Ahart; John Dittes 2003-8-8 10485 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  SJSU14723  Eriophyllum lanatum N. A. Hopkins 1991-6-28 1693 Plumas between Milford Fork & Doyles Crossing on road from Red Clover Valley to Janesville 1524 Comment
  UC507150  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 117 Plumas 1 mi n Indian Falls ((Near type-locality of E chrysanthum, Rydberg!)) Comment
  UC580658  Eriophyllum lanatum var. grandiflorum G. T. Nordstrom 1934-7-2 171 Plumas 1 mi se Mt. Ararat; Bidwell Bar Quadrangle Comment
  CAS-BOT-BC308264  Eriophyllum lanatum var. integrifolium M. S. Taylor; M. Foster 1981-6-15 3894 Plumas S side of Buck's Lake Road, ca. 50 ft. e of its jct. with Deans Valley Raod (24N29), ca. 2 mi. ne of Meadow Valley 1158 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
  RSA34823  Eryngium alismifolium Roxana S. Ferris, Laura Lorraine 1941-8-9 10424 Plumas At Lake Almanor Public Camp (near village) Comment
  SEINET8673795  Eryngium alismifolium R. F. Thorne, Tilforth, C. W. 1969-9-6 39243 Plumas near Feather River... 1 mi. SW of Beckworth 1356 Comment
  CHSC11381  Erysimum capitatum var. capitatum Lowell Ahart 1969-5-11 Plumas 10 miles below Quincy on Highway 70. 914 Comment
  RSA0091882  Erysimum capitatum var. capitatum Bonnie C. Templeton 1968-1 11277 Plumas [No location data on label. Possibly Trinity County.] Comment
  SBBG133117  Erysimum capitatum var. capitatum B. C. Templeton 1968-1 Plumas unknown Comment
  CAS-BOT-BC55101  Erysimum perenne Anna Head 1921-7-1 s.n. Plumas Feather River Region. Ridge west of Lake Center Camp. 2133 Comment
  CAS-BOT-BC153745  Erythranthe alsinoides H. C. Cantelow 1938-7-4 2322 Plumas Flatiron Ridge, Drakesbad 1828 Comment
  CHSC112119  Erythranthe guttata L. P. Janeway 2014-7-15 11531 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
  SD77347  Erythranthe guttata Francis W. Pennell 1940-6-12 25819 Plumas Sierra Valley, 1 mi. S. of Beckwourth 1493 Comment
  CHSC57319  Erythranthe lewisii L. P. Janeway 1984-9-1 1130 Plumas On Sierra crest, near drainage channel draining northwest (towards Jamison Lake). 2164 Comment
  CHSC78484  Erythranthe lewisii Vernon H. Oswald 2000-7-29 9943 Plumas Forest Road 22N84X 1.4 mi east of La Porte-Quincy Hwy., ca. 0.25 mi (air) east-northeast of Pilot Peak. 2087 Comment
  SD133970  Erythranthe moschata Barbara Ertter, Gary Schoolcraft 1989-7-3 8633 Plumas near Bear Creek crossing on Lone Rock road, Diamond Mts ca 9 airmiles S of Susanville 1768 Comment
  CHSC108554  Erythranthe primuloides B. Castro; L. P. Janeway 2000-7-3 1301 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  CHSC43485  Erythranthe primuloides Lowell Ahart 1974-8-7 598 Plumas In a small mountain meadow, east of the dirt road, near Ohio Ravine, about 1 1/2 miles north-east of the Headquartz Mine, about 2 1/4 miles south of Grizzly Mountain. 1524 Comment
  CHSC54426  Erythronium purpurascens Vernon H. Oswald 1991-6-17 4670 Plumas Little Willow Lake, located ca. 2.5 miles (air) south-southeast of Drakesbad. Lassen Volcanic National Park. 1844 Comment
  HSC15510  Erythronium purpurascens Jim Vaughn 1956-8-5 Plumas Upper Hot Springs Creek, Devils Kitchen area, Mt. Lassen National Park 1829 Comment
  CAS-BOT-BC403357  Eschscholzia californica A. A. Heller; P. B. Kennedy 1907-7-7 8763 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  SEINET10476226  Eschscholzia californica Mary Susan Taylor 1982-7-8 Taylor 4791 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
  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
  JEPS114610  Eurybia integrifolia Lowell Ahart 2008-9-10 15377 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
  UC1557867  Eurybia integrifolia J. Semple and S. Heard 1986-8-13 8415 Plumas near, Little Grass Lake Road Little Grass Valley Rec. area (between LaPorte & Quincy) Comment
  SD133930  Eurybia integrifolia Barbara Ertter 1988-7-25 7856 Plumas Diamond Mountains 15 miles south of Susanville, sheep camp on Pierce Creek. 1980 Comment
  CAS-BOT-BC312261  Euthamia occidentalis W. I. Follett; E. B. Follett 1962-8-8 s.n. Plumas East branch of North Fork Feather River 0.3 mile below Rush Creek, Sierra Nevada Comment
  CAS-BOT-BC413890  Fallopia convolvulus John Thomas Howell 1951-8-19 28195 Plumas Greenville 1097 Comment
  UC641646  Festuca idahoensis G. L. Stebbins Jr. 1939-7-9 2932 Plumas Meadow View ranger station 1889 Comment
  CHSC101781  Festuca occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15862 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CAS-BOT-BC279025  Festuca rubra John Thomas Howell 1967-6-23 42739 Plumas Lewisia Rock 3.5 miles sw. of Belden, Feather River Canyon 609 Comment
  CDA14002  Festuca viridula G. F. Hrusa, T. D. Wilfred 1997-6-26 13919 Plumas Sierra Nevada; Flats about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Common throughout, one of the dominants. Perennial, bunching. Comment
  UCD116394  Floerkea proserpinacoides Grady L. Webster 1992-5-17 7767 Plumas 2 miles SW of Grizzly Valley Dam. 1737 Comment
  UC178572  Fragaria virginiana subsp. platypetala Mrs. B. W. Austin 1880-1 Plumas Big Meadows Comment
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Jul 11 2010
  SEINET10493575  Frangula purshiana Mary Susan Taylor 1981-7-18 Taylor 4054 Plumas T26N R7E sw/se sec 33, Almanor SW quad. On serpentine, N side of Caribou Rd, ca. 4 mi NE of its jct with Hwy 70 near Belden. 2700 ft elev. 823 Comment
  SEINET11248002  Frangula purshiana M. J. Williams, B. Alrson 1983-8-12 83- 135 -2 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville. Comment
  JEPS127574  Frangula purshiana subsp. annonifolia L. P. Janeway 2015-8-3 11816 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Highway and Grizzly Summit. Soapstone Hill 7.5' Quad. Comment
  HSC99908  Frangula rubra subsp. obtusissima J. O. Sawyer, & J. P. Smith 2004-7-15 4576 Plumas Along Clear Creek at F.S. Rd. 25N14, Plumas National forest 1454 Comment
  CAS-BOT-BC53800  Frangula rubra subsp. rubra Walter Knight; Irja Knight 1966-9-12 1754 Plumas Mouth of Butterfly Creek Comment
  CAS-BOT-BC59579  Frangula rubra subsp. rubra John Thomas Howell 1975-7-21 51340 Plumas Sierra Nevada - Injun Jim Campground, Feather River Canyon 609 Comment
  SEINET178415  Frasera albicaulis subsp. nitida Marcus E. Jones 1897-7-2 Plumas Near Prattville at Mt. Meadow. 1676 Comment
  UCD139690  Fritillaria Grady L. Webster 1992-5-17 7762 Plumas ca. 2 miles southwest of Grizzley Valley Dam. 1737 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
  SD6484  Fritillaria atropurpurea Daniel Cleveland Jul 1882 Plumas Big Meadows. Comment
  CAS-BOT-BC504451  Fritillaria recurva Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  SDSU9316  Galium asperrimum R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River, 0.5 mile north of Chester. Comment
  CHSC60919  Galium bifolium Vernon Oswald 1993-7-1 5627 Plumas Lassen Volcanic National Park. West slope of Bonte Pk., ca. 0.4 mi SW of the summit. 2133 Comment
  CHSC87643  Galium bifolium Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10916 Plumas Along Rinehart Creek, southwest slope of Grizzly Peak, about 1 1/4 miles (air) west of Grizzly Peak, about 8 1/4 miles (air) northeast of Quincy. 1940 Comment
  CHSC35277  Galium bolanderi M. S. Taylor 1981-8-19 4221 Plumas S side of rd 23NO, 0.1 mi E of Bell Creek, ca. 1.5 mi W of Sloat. 1371 Comment
  JEPS26687  Galium bolanderi P. C. Hutchison 1961-6-9 2121 Plumas along hwy US Alt. 30 at bridge 2 mi s (below) Rich Bar (cliff above road); canyon of the north fork of the Feather River Comment
  SD6274  Galium boreale Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadows Comment
  CHSC4819  Galium grayanum R. Carter 1967-7-21 626 Plumas Ca. 4 mi S of Thompson Peak. Comment
  SEINET10902548  Galium grayanum Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4331 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CHSC34892  Galium sparsiflorum subsp. glabrius M. S. Taylor 1981-9-10 4272 Plumas Head of Bullfrog Ravine. Ca. 3 air mi NW of Indian Falls. 1737 Comment
  SEINET260318  Galium trifidum var. pacificum M. S. Taylor 1981-9-14 4274 Plumas Almanor SE quad. headwaters of Rush Cr near its jct with Cow Cr ca 5 mi ESE of Greenville 1585 Comment
  CHSC108718  Galium trifidum var. pusillum B. Castro; L. P. Janeway 2003-9-7 1456 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. Along channel of creek running length of valley through a pair of ponds, at NW edge of smaller upper pond. 2033 Comment
  JEPS122089  Galium triflorum Lowell Ahart 2014-8-26 19790 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  JEPS122315  Galium triflorum Lowell Ahart 2014-8-31 19819 Plumas On the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  SEINET10500647  Galium triflorum Mary Susan Taylor 1981-7-29 Taylor 4150 Plumas T25N R12E se 1/4 ne 1/4 sec 19 Genesse Valley quad. Along creek crossing 25N 42-Flournoy grade, 0.2 mi N of N branch of Ward Creek, ca. 5 air mi se of Genesse. Riparian wood on granite. 6000 ft. 1829 Comment
  CDA9210  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
  RSA609423  Garrya fremontii Louis C. Wheeler 1958-7-30 7356 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  SEINET5765231  Garrya fremontii J. T. Howell 1959-9-26 35043 Plumas Near Keddie. 1006 Comment
  JEPS27555  Gayophytum diffusum subsp. parviflorum Esther C. Fritz 1933-7-15 Plumas Spanish Peak; lookout station at summit 2133 Comment
  UC1618181  Gayophytum diffusum subsp. parviflorum Barbara Ertter 1988-7-25 7848 Plumas 1/2 mi n Diamond Mt.-Greeneville-Red Rock jct (ca 12 air mi ssw of Susanville); Diamond Mts., Snoring Springs 1981 Comment
  POM249896  Gayophytum diffusum subsp. parviflorum Joseph A. Ewan 1934-7-18 8576 -a Plumas Camp Caldwell at Dentens, Mohawk Valley 1616 Comment
  PASA1905  Gayophytum eriospermum Margaret Stason 1932-6-22 Plumas Camp ground, Lake Almanor Comment
  CHSC113876  Gayophytum heterozygum Lowell Ahart 2014-8-26 19797 Plumas On both sides of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC23609  Gayophytum heterozygum J. Cox 1975-7-24 Plumas W side of Lake Almanor. Comment
  CHSC80844  Gayophytum heterozygum Lowell Ahart 2001-7-17 8920 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS122088  Gayophytum heterozygum Lowell Ahart 2014-8-26 19797 Plumas On both sides of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  JEPS23193 Image available Gayophytum ramosissimum var. obtusum W. L. Jepson 1918-8-2 7755 Plumas Beckwith Pass; ; Becksmith Pass 1463 Comment
  SEINET7717338  Gentiana amarella Unknown Plumas Big meadows Comment
  CHSC75920  Gentiana calycosa G. F. Hrusa 1996-8-2 13428 Plumas The Sierra Nevada. At SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. On upper, sunny springline, forming tributary of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1900 Comment
  UC878532  Gentiana newberryi Mrs. A. L. Coombes Sep 1912 Plumas Big Meadows Comment
  UC878534  Gentiana newberryi Mrs. A. L. Coombes Sep 1912 Plumas Big Meadows Comment
  CHSC54477  Gentiana newberryi var. tiogana Vernon H. Oswald; Lowell Ahart 1991-7-30 4782 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  CHSC66638  Geum macrophyllum Vernon H. Oswald; Lowell Ahart 1996-7-15 8039 Plumas High Cascade Range. E side of Last Chance Marsh at the N edge of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from road 29N11. 1371 Comment
  CAS-BOT-BC459560  Geum macrophyllum Clarence R. Quick 1963-7-13 63 -39 Plumas Cottonwood Creek Crossing southwest of Humbug Valley and Lake Almanor; Sierra Nevada 1463 Comment
  UC1127977  Geum triflorum E. Sawyer 1935-6-21 135 Plumas 4 1/2 mi nne of Crow (Plumas National Forest); Plumas National Forest 1584 Comment
  SEINET7063407  Gilia latifolia A. G. Vestal 1947-3-28 s.n. Plumas Warner Valley. UTM Zone 10, 643848mE, 4469701mN. (WGS84/NAD83). 1536 Comment
  CAS-BOT-BC283872  Glyceria borealis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1434 Plumas Butterfly Botanical Area and Vicinity, near mouth of Butterfly Creek 883 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
  RSA239263  Glyceria borealis R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42329 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest. 1159 Comment
  SEINET7297635 Image available Glyceria borealis Malcolm A. Nobs, S. Galen Smith 1949-1 1380 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester Comment
  CAS-BOT-BC282697  Glyceria elata Alice Eastwood 1927-6-18 14706 Plumas Near Greenville Comment
  CAS-BOT-BC282704  Glyceria elata John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1505 Plumas Pond Reservoir, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC282709  Glyceria elata John Thomas Howell 1960-7-23 35941 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  SEINET11826501  Gnaphalium microcephalum var. thermale Unknown 1975-1 s.n. Plumas SW side of Lake Almanor Comment
  CAS-BOT-BC307377  Gnaphalium palustre John Thomas Howell 1960-7-18 35540 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC307384  Gnaphalium palustre Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1406 Plumas Pond reservoir to the southwest, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC307389  Gnaphalium palustre Greg Sommers 1976-7-12 168 Plumas Sierra Valley osuth of Marble Lane, Sierra Nevada 1487 Comment
  JEPS102796  Gnaphalium palustre Lowell Ahart 2001-9-18 9273 Plumas On the wet strand of the south end on the pond, Butterfly Valley, about 5 miles (air) NW of Quincy. 1104 Comment
  UC485800  Gnaphalium palustre H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  POM308820  Gnaphalium thermale Roxana S. Ferris, Laura Lorraine 1941-8-8 10412 Plumas Canyon of north fork of Feather River near Storrie. Comment
  SEINET3890401  Goodyera oblongifolia Lewis S. Rose 1966-7-26 66050 Plumas Butterfly Valley. 3 mi. W of Keddie.; 0 1067 Comment
  RSA40421  Goodyera oblongifolia Philip A. Munz 1948-8-12 12340 Plumas Forest Lodge, Greenville 1128 Comment
  CHSC81004  Grindelia nana Vernon H. Oswald 2001-8-13 10053 Plumas Hwy 36 at the Chester Airport. 1383 Comment
  SEINET5709450 Image available Grindelia squarrosa Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7718 Plumas Collected along Road 70, at Chilcoot.; Chilcoot 1544 Comment
  CHSC97786  Grindelia squarrosa var. serrulata L. P. Janeway; B. Castro 2007-8-18 9205 Plumas Northern High Sierra Nevada. Along Hwy 70 0.4 km east of La Porte Road, along the north edge of Thompson Valley about 1.6 km east of East Quincy. 1059 Comment
  JEPS55563  Hackelia californica W. L. Jepson 1927-6-21 12281 Plumas near Rice Creek (Feather River meadows); Feather River Comment
  RSA794839  Hackelia californica L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15906 Plumas About 100 yards west of the Lake Almanor Dam. 1422 Comment
  HSC22977  Hackelia micrantha John Pratt 1970-6-30 58 Plumas Humboldt Summit Comment
  SD46643  Hackelia micrantha Robert J. Weatherby 1955-7-2 1576 Plumas Creek below Bear Ridge, near Taylor Lake 2075 Comment
  UC573075  Hackelia nervosa H. L. Mason 1924-6-19 1067 Plumas hill w of Gold Lake Comment
  RSA235926  Hackelia setosa J. L. Gentry Jr., David Vierig 1968-6-20 2071 Plumas 3.9 miles southeast of Hwy. jct. Calif. 70 & 80, at confluence of Spanish & Butterfly Creeks. 960 Comment
  UCR108417  Hastingsia alba L. C. Wheeler 1958-7-28 7338 Plumas Sierra Nevada Mtns, South Fork Rock Creek, c. 0,5 mi east of Bottle springs, near Quincy 1585 Comment
  CAS-BOT-BC508332  Hastingsia alba Alice Eastwood 1927-6-13 14556 Plumas Forest Lodge, Greenville Comment
  CAS-BOT-BC508333  Hastingsia alba John Thomas Howell 1951-6-26 27533 Plumas Feather River Canyon, Sierra Nevada 853 Comment
  CHSC32891  Hazardia whitneyi L. Ahart 1980-9-17 2658 Plumas Ca. 1/4 mi n of the lake, the lake is ca. 0.5 mi w of Fowler Peak, ca. 8 mi n of La Porte. 1600 Comment
  CAS-BOT-BC306695  Helenium bigelovii John Thomas Howell 1924-8-10 615 Plumas Bog in Butterfly Valley, near Quincy Comment
  CDA17250  Helenium bigelovii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16277 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  UCD63044  Helenium puberulum Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Plumas Quincy. Blackhawk Road. Butterfly Valley. Butterfly Valley Botanical Area. Sweetwater Marsh. 1160 Comment
  CAS-BOT-BC314797  Helianthella californica var. nevadensis Mrs. A. H. Rodda 1932-7-1 s.n. Plumas Gold Lake Comment
  CAS-BOT-BC305544  Helianthus bolanderi John Thomas Howell 1959-9-21 34828 Plumas Greenville 1088 Comment
  SD50707  Helianthus bolanderi Darley F. Howe 1959-8-3 Plumas 41 miles north of Quincy on Highway 89. 1370 Comment
  CHSC21023  Hemizonella minima F. T. Griggs; A. Pass 1975-7-10 140 Plumas Buck's Lake. Comment
  CHSC58159  Hemizonella minima Vernon H. Oswald 1992-6-18 4993 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. Surrounding a small snow lake (not shown on map) slightly SW of rocky cliffs bordering the creek. 1633 Comment
  UC1561812  Hemizonella minima Barbara Ertter with Gary Schoolcraft 1987-6-17 7206 Plumas ca. 1.5 air mi n Chester 1371 Comment
  CAS-BOT-BC315021  Hemizonella minima Susan J. Bainbridge 1988-7-14 s.n. Plumas 0.7 miles south on Forest Service Road 24N08 from junction with County Road 111, Plumas National Forest 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
  SD7637  Heracleum maximum Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  CHSC97431  Hesperochiron californicus Robert Fischer 2006-7-2 1044 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  CHSC112534  Heterocodon rariflorum B. Castro; L. P. Janeway 2009-6-7 1791 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.85 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, near base of low knolls with rounded granitic rock outcrops, ca 250 ft below edge of open Ponderosa-Jeffrery pine forest. 1668 Comment
  RSA88450  Heterocodon rariflorum Donna Howell 1951-6-28 27675 Plumas Jamison Creek. 1585 Comment
  CHSC96061  Heterotheca grandiflora L. P. Janeway 2006-10-1 8898 Plumas Northern High Siera Nevada. Along Hwy 70 0.6 road km southwest of form Injun Jim Campground, and above North Fork Feather River. 625 Comment
  CAS-BOT-BC311018  Heterotheca oregona John Thomas Howell 1974-9-19 50886 Plumas Near Rogers Flat on edge of Feather River Highway 609 Comment
  CAS-BOT-BC312292  Heterotheca villosa var. minor John Thomas Howell 1951-6-27 27632 Plumas Jamison Creek, Sierra Nevada 1828 Comment
  CHSC36876  Heterotheca villosa var. minor M. S. Taylor; H. Swanson 1982-8-11 4970 Plumas Along n side of Jamison Creek Rd (507) on cliffs, ca. 1 mi w of Plumas-Eureka State Park, ca. 3 mi sw of Johnsville. 1798 Comment
  CAS-BOT-BC312293  Heterotheca villosa var. minor John Thomas Howell 1951-8-20 28230 Plumas Vinton, Sierra Valley, Sierra Nevada 1524 Comment
  CDA25401  Heuchera micrantha D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .268 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  CAS-BOT-BC424172  Heuchera micrantha var. erubescens Ella Dales Cantelow 1941-5-21 3517 Plumas Meadow Valley about 6 mi W of Quincy 1173 Comment
  CAS-BOT-BC425225  Heuchera rubescens Janet Jones 1920-8-10 209 Plumas Frazier Falls area 1828 Comment
  CAS-BOT-BC312322  Hieracium John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-12 2109 Plumas Between valley proper and Darlingtonia bog, Butterfly Botanical Area and Vicinity 1066 Comment
  CAS-BOT-BC312323  Hieracium John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-12 2118 Plumas At spring, Butterfly Botanical Area and Vicinity 1127 Comment
  CHSC34939  Hieracium scouleri M. S. Taylor 1981-7-14 4016 Plumas Saddle at head of Bullfrog Ravine, off rd 26N18, ca. 3 air mi nw of Indian Falls. 1615 Comment
  CHSC69414  Hieracium scouleri var. scouleri Lowell Ahart 1997-8-28 7873 Plumas On the retaining wall, on the south side of the dirt road, just west of Hopkins Creek, about 1 mile east of the Bunker Hill Mine. 1706 Comment
  RSA0016766  Hippuris vulgaris Carl B. Wolf 1937-9-5 9293 Plumas Northern Sierra Nevada; Red Bluff-Susanville Road, 0.25 mile E of Chester. 1305 Comment
  CAS-BOT-BC289226  Holcus lanatus L. W. Swift 1934-7-5 89 Plumas Nelson Creek Grade 1402 Comment
  CAS-BOT-BC284650  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1961-6-21 36694 Plumas Greenville 1097 Comment
  JEPS87816  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1994-7-22 7499 Plumas Along the north side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. Comment
  CDA43037  Hordeum murinum subsp. leporinum Willo Vieira 2014-7-28 PDR# 320 P06131690 Plumas South Mill Creek Road, Quincy. 0 Comment
  JEPS115703  Horkelia fusca subsp. parviflora Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16145 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam 1606 Comment
  JEPS96068  Horkelia fusca subsp. parviflora Vernon H. Oswald and Lowell Ahart 1996-8-14 8181 Plumas 0.6 mi e of White Horse Campground (between Bucks Summit and Bucks Lake on the Oroville-Quincy Highway); northern High Sierra Nevada, Oroville-Quincy Highway 1615 Comment
  CAS-BOT-BC143430  Horkelia fusca var. brownii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54141 Plumas 1/4 mile west of Round Valley Resrvoir Dam 1371 Comment
  CHSC117653  Horkelia fusca var. parviflora Lowell Ahart 2016-8-30 21325 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
  UC963884  Horkelia tridentata subsp. flavescens Milo S. Baker 1952-5-24 12437 Plumas s dam (Hwy 89); Lake Almanor Comment
  CAS-BOT-BC536282  Horkelia tridentata var. tridentata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1483 Plumas Trestle Glen, Butterfly Botanical Area and Vicinity 1112 Comment
  CAS-BOT-BC536283  Horkelia tridentata var. tridentata L. S. Rose 1931-4-14 s.n. Plumas Woodleaf Comment
  CHSC36350  Hosackia crassifolia M. S. Taylor 1982-6-14 4666 Plumas N side of Genesee Valley Rd (112), ca. 2 mi w of Genesee. Comment
  UCD106150  Hosackia oblongifolia Tofsrud 1948-7-1 s.n. Plumas Between Quincy and R.R. Junction. Comment
  CHSC34872  Hosackia oblongifolia var. oblongifolia M. S. Taylor 1981-7-29 4148 Plumas Along creek crossing 25N42-Flournoy Grade, 0.2 mi n of North brnach of Ward Creek, ca. 5 air mi se of Genesee. 1828 Comment
  SBBG30551  Hosackia oblongifolia var. oblongifolia D. Myrick 1968-6-18 1934 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  CHSC94917  Hydrophyllum capitatum var. alpinum L. P. Janeway; B. Castro 2006-6-3 8656 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
  JEPS3195  Hydrophyllum occidentale Mrs. Emanuel Fritz 1933-6-28 Plumas near Meadow Valley (Schneider Falls); Schneider Falls 1219 Comment
  POM147080  Hydrophyllum occidentale Alice Eastwood 1927-06 14630 Plumas United States Forest Reserve, Road from Long Valley to Greenville Comment
  RSA92196  Hymenoxys lemmonii F. W. Peirson 1932-7-20 10356 Plumas North of Layalton, probably in Plumas Co. (in Sierra Valley) Comment
  CAS-BOT-BC400947  Hypericum anagalloides Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1641 Plumas Butterfly Botanical Area and Vicinity. Area north of Pond Reservoir 1097 Comment
  JEPS114533  Hypericum perforatum Lowell Ahart 2008-8-13 15171 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  UC1123698  Ipomopsis aggregata G. T. Nordstrom 1934-8-8 251 Plumas n Sierra Valley Foothills Sierra quad 1554 Comment
  SEINET10935971  Ipomopsis aggregata Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3899 Plumas T24N R8E w half nw sec 13, Bucks Lake quad; S side of Bucks Lake Rd, ca. 50 ft E of jct with 24N29 (rd to Deanes V.), ca. 2 mi NE of Meadow Valley; serpentine outcrop with scattered basaltic outcrop in Mixed Coniferous Forest; 3800 ft. 1158 Comment
  UC1607554  Ipomopsis congesta Barbara Ertter with Gary Schoolcraft 1989-7-3 8663 Plumas ca. 7 air mi s Susanville (sw peak); Diamond Mt. 2316 Comment
  HSC101676  Iris hartwegii Dillon North Davis 2013-6-6 41 Plumas 9.7 miles south on FS Road 25N17 from intersection with Highway 70. 1576 Comment
  JEPS17361  Iris hartwegii W. L. Jepson 1910-6-16 4144 Plumas Quincy 1066 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
  UCD141383  Juncus bufonius John Thomas Howell 1960-7-19 35705 Plumas Drakesbad, Lassen Volcanic National Park. 1676 Comment
  UC1101036  Juncus bufonius Malcolm A. Nobs and S. Galen Smith 1949-8-18 1384 Plumas just s Chester (Last Chances Marshes at n end of Lake Almanor); Lake Almanor, Last Chances Marshes Comment
  CHSC80299  Juncus bufonius var. bufonius L. P. Janeway 1996-6-5 5006 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.9 mi west of the road to Calpine. 1487 Comment
  RSA715682  Juncus confusus L. Ahart, Josephine Guardino 2005-8-9 12265 Plumas Between Lights Creek and Fant Creek, W of Forest Road 27N09 about 6 miles (air) NW of the Boulder Creek Work Center at Antelope Lake. 1636 Comment
  UCD108046  Juncus confusus Tim Kuhn 2006-6-23 81 Plumas near Bagley Pass. Comment
  CHSC118656  Juncus confusus Chelsea Morgan 2015-6-28 2015018 Plumas Plumas National Forest. Location near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1. UTM 688739 E, 4455754 N, NAD83 Zone 10N. 1800 Comment
  JEPS114807  Juncus covillei Lowell Ahart 2008-8-13 15157 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  JEPS122321  Juncus covillei Lowell Ahart 2014-9-9 19853 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  JEPS104093  Juncus drummondii Lowell Ahart 2003-10-17 10640 Plumas North side of rocks, ca 100 yd n of Humboldt Peak, ca 1/2 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2148 Comment
  CHSC66708  Juncus dudleyi Vernon H. Oswald; Lowell Ahart 1996-8-1 8143 .1 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 1.25 mi NW of Hauns Mdw., ca. 2 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. Along a springy cascade on the uphill side of the road. 1706 Comment
  CHSC102040  Juncus ensifolius Lowell Ahart; John Dittes 2009-7-27 16176 Plumas On dry to damp soil, about 5 yards northwest of the small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC52560  Juncus ensifolius L. P. Janeway 1989-6-30 3433 Plumas Plumas National Forest. Along Crocker Cr, ca 0.6 mi N of Crocker Mdw and Crocker Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  CHSC80888  Juncus ensifolius Lowell Ahart 2001-7-17 8902 Plumas Small meadow, on the south side of a poor logging road, part of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC95201  Juncus ensifolius R. D. Fischer; Jenny Marr 2004-8-7 821 Plumas Sierra Nevada foothills between Butte Meadows and Hwy 89 along Humbug Valley Road at the Yellow Creek crossing. 1219 Comment
  JEPS104613  Juncus ensifolius Lowell Ahart 2003-7-18 10422 Plumas On sides of a drainage in a meadow, on n side of the road, ca 1/4 mi w of Lumpkin Ridge Rd, ca 1 1/2 mi se of Tamarack Flat, ca 1 1/2 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 mi (air) nw of La Porte. 1709 Comment
  JEPS110526  Juncus ensifolius Lowell Ahart 2006-10-23 13490 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  RSA59242  Juncus ensifolius E. K. Balls 1950-8-31 15531 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  RSA59919  Juncus ensifolius E. K. Balls 1950-9-15 15841 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  UCD141517  Juncus ensifolius L. Ahart 1980-10-6 2673 Plumas about 1 mile south of La Porte. 1463 Comment
  CHSC102085  Juncus exiguus Lowell Ahart; John Dittes 2009-7-13 16035 Plumas On dry to damp soil, edge of a seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CDA19268  Juncus hemiendytus G. D. Barbe, T. C. Fuller 1982-6-17 3842 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC91686  Juncus howellii G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16273 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: inside forest above the upper bog. 1158 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
  SD192837  Juncus howellii Lowell Ahart 2008-8-13 15188 Plumas On the north side of Kenzie Ravine, on the east side of the road, ca. 0.5 mile east of Little Grass Valley Reservoir, ca. 4.0 miles northeast of La Porte. 1598 Comment
  RSA755323  Juncus laccatus L. Ahart, John Dittes 2009-7-13 16035 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  RSA59683  Juncus macrandrus E. K. Balls 1950-9-9 15757 Plumas South end of small lake, to west of Lakes Center Public Campground. 2043 Comment
  CHSC102041  Juncus nevadensis Lowell Ahart; John Dittes 2009-7-27 16191 Plumas On dry soil, about 20 yards north of the poor dirt road, about 10 yards north of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  UCD108054  Juncus nevadensis Tim Kuhn 2006-1 86 Plumas on Plumas NF forest service road 107407. Comment
  SD192839  Juncus nevadensis var. nevadensis Lowell Ahart 2008-8-13 15158 Plumas North edge of La Porte Road, nmorth of East Branch Creek, ca. 1.75 miles south of Little Grass Valley Reservoir, ca. 1.0 mile northeast of La Porte. 1613 Comment
  CHSC21682  Juncus occidentalis D. Brink; L. Mayer 1975-8-2 Plumas Buck's Lake. Comment
  JEPS110160  Juncus occidentalis Lowell Ahart 2006-7-9 12924 Plumas Small seep, 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
  CHSC65858  Juncus orthophyllus L. P. Janeway 1995-10-11 4936 Plumas Lakes Basin. 0.3 mi north-northeast of Lakes Basin Campground; on east side of Gold Lake Hwy opposite the entrance to the campground. Drainage. 1923 Comment
  JEPS114913  Juncus orthophyllus Lowell Ahart 2008-7-9 15056 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte 1645 Comment
  UCSB63770  Juncus oxymeris Janeway, L. 1998-9-10 Plumas Butterfly Valley Botanical Area; southwest edge of the main darlingtonia bog; below Road 25N47 (Sweetwater Marsh); 0.3 mi south of Road 417; T25N, R9E, SE 1/4 of SE1/4 of sec. 20; Crescent Mills quad 1164 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
  JEPS110547  Juncus tenuis Lowell Ahart 2006-10-23 13491 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 1281 Comment
  RSA754871  Juncus tenuis L. Ahart, John Dittes 2009-9-7 16390 C Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CHSC60065  Juniperus communis B. Castro; J. Jurewiez 1991-8-12 445 Plumas Ca. 3.5 air mi S of Bucks Lake and 0.1mi SE of Grizzly Mtn (=Red Mtn), along USFS Rd 23N69 ca 0.5 mi W of its jcn with USFS Rd 23N18. 1911 Comment
  UC401371  Juniperus communis H. M. Hall 1912-7-12 9345 Plumas slopes s of Long Lake; Sierra Nevada Mountains 2072 Comment
  CAS-BOT-BC85334  Juniperus occidentalis Emily McPherson 1976-11-7 76- 32 -2 Plumas Sierra Nevada - 5 miles north of Beckwourth, Portola Quadrangle 2055 Comment
  LA41755  Kalmia polifolia C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  RSA293308  Keckiella breviflora subsp. glabrisepala D. C. Michener 1980-8-5 3783 Plumas Northern Sierra Nevada. Ca 0.5 mile north of Tobin on CA 70. 625 Comment
  JEPS59928  Keckiella breviflora var. glabrisepala Lewis S. Rose 1968-6-12 68110 Plumas 4 mi w Belden; Feather River Canyon 609 Comment
  JEPS85636  Keckiella lemmonii W. L. Jepson 1939-7-31 19295 Plumas half-way between Meadow Valley and Buck's Valley (Spanish Peak, lower slopes); Spanish Peak 1524 Comment
  NY790329  Keckiella lemmonii F. W. Pennell 1940-6-11 25808 Plumas Route 89. 7 miles south of Greenville 1188.7 Comment
  NY790351  Keckiella lemmonii M. S. Clemens 1920-6-29 s.n. Plumas Crescent Mills Comment
  CHSC24264  Kelloggia galioides K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  HSC22939  Kelloggia galioides John Pratt 1970-6-25 43 Plumas Comment
  UCD85816  Koeleria macrantha John Thomas Howell 1962-6-18 37779 Plumas Sierra Valley near Beckwourth. 1487 Comment
  CAS-BOT-BC340348  Kyhosia bolanderi J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk. Old Rd. Summit 1676 Comment
  CHSC118699  Kyhosia bolanderi Chelsea Morgan 2015-6-28 2015021 Plumas Plumas National Forest. Location near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1 UTM 688739 E, 4455754 N, NAD83 Zone 10N. 1800 Comment
  CHSC34931  Lactuca serriola M. S. Taylor 1981-7-29 4144 Plumas On e side of 24N42-Flournoy Grade, 1.9 mi s of Flournoy Bridge, ca. 3 air mi e of Genesee. 1463 Comment
  CAS-BOT-BC341573  Lagophylla ramosissima John Thomas Howell 1967-6-23 42697 Plumas Butterfly Valley 1066 Comment
  CAS-BOT-BC341572  Lagophylla ramosissima John Thomas Howell 1961-9-23 36821 Plumas Greenville 1088 Comment
  PASA1969  Lappula californica Margaret Stason 1932-6-22 Plumas Lake Almanor Comment
  UC1128974  Lathyrus brownii E. Sawyer 1935-6-27 174 Plumas 3.7 mi n Hawks; Plumas National Forest, Sierraville Quad. 1676 Comment
  UCD40294  Lathyrus hirsutus Rodney Gale Myatt 1971-6-13 739 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CAS-BOT-BC213386  Lathyrus jepsonii subsp. californicus Robert J. Weatherby 1950-7-7 1464 Plumas Banks of stream, near Snake Lake, Quincy 1219 Comment
  UCD67365  Lathyrus latifolius Leslie Goldberg 1992-5-16 6 Plumas Caribou, Caribou Road, along north fork Feather River, found in full sun, damp soil, and15' slope in riparian thicket at river's edge. Growing in loam with Douglas fir, Quercus chrysolepis, and maples. Glabrous perennial from rootstocks, stems broadly winged, 2 m tall, pink flowers. Common. 853 Comment
  CHSC112118  Lathyrus nevadensis var. nevadensis L. P. Janeway 2014-7-15 11538 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
  CAS-BOT-BC205067  Lathyrus sulphureus John Thomas Howell 1975-7-22 51374 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CHSC41266  Layia glandulosa J. D. Jokerst 1984-5-13 2003 Plumas East end of Genesee Valley. Canyon of Indidan Creek, N of creek and S of Indian Cr. Rd. 1249 Comment
  UC570086  Ledum glandulosum F. W. Embree 1934-6-6 63 Plumas Three Lakes 1889 Comment
  CAS-BOT-BC274337  Leersia oryzoides John Thomas Howell 1959-9-21 34762 Plumas Bars of N. Fork Feather River near Belden 701 Comment
  SEINET11574145  Lemna minor M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 69 -5 Plumas N end of Frenchman Lake 1768 Comment
  CAS-BOT-BC534928  Lemna minuta Malcolm A. Nobs; S. Galen Smith 1949-8-19 1420 Plumas About 2 miles south of Greenville, Indian Valley. 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
  CDA19926  Lepidium campestre J. Naughton 2002-7-7 101 Plumas Sierra Nevada; Plumas County Fairgrounds, near Lee Rd. 0 Comment
  CHSC40851  Lepidium campestre K. R. Stern 1985-6-25 8268 Plumas Meadow, vicinity of Blairsden. 1371 Comment
  JEPS113561  Lepidium campestre Lowell Ahart, John Dittes 2007-6-17 14161 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  UCD20965  Lepidium draba E. Bortiri 2002-6-21 WFC 13 Plumas Rocky Point East, Ramelli Ranch , near Portola, Plumas Co. Comment
  SEINET5341389  Lepidium latifolium W. Harnach, N. Harnach 2000-8-23 993 Plumas Sierra Valley, 1/4 mile west of the intersection of Hwy 49 on Dyson Lane 1494 Comment
  CAS-BOT-BC12826  Lepidium perfoliatum John Thomas Howell 1962-6-17 37732 Plumas Sierra Nevada. Portola. 1463 Comment
  UCD115845  Lepidium perfoliatum E. Sawyer 1935-6-10 86 Plumas 2 1/2 miles S.S.W. of Sugarloaf. 1493 Comment
  CHSC527  Lepidium virginicum var. pubescens V. Holt 1935-10-1 Plumas Walkermine. 1219 Comment
  JEPS115122  Lepidium virginicum var. pubescens Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16225 Plumas On dry bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC46648  Leptosiphon ciliatus Lowell Ahart 1989-7-7 6370 Plumas West of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  SEINET3840878  Leptosiphon harknessii M. I. Wibawa, Thomas C. Fuller, G. Douglas Barbe 1982-6-17 3836 Plumas Frenchman Lake, Crystal fishing access, marshy arm of the lake at the paking lot, USGS Quadrangle: Frenchman Lake 7.5 1710 Comment
  CHSC77206  Lesquerella occidentalis subsp. occidentalis G. Schoolcraft 1997-5-18 2590 Plumas Top of Dimond Mtns. farthest peak to the e. 2255 Comment
  CAS-BOT-BC59609  Leucothoe davisiae Herbert L. Mason 1924-6-19 1073 Plumas Along margins of Bear Lake at base of Mt. Elwell. Comment
  CAS-BOT-BC59611  Leucothoe davisiae Rimo Bacigalupi 1927-7-10 1738 Plumas Shores of Helgamite Pond on trail to Mt. Elwell. 2072 Comment
  SEINET7270538  Leucothoe davisiae L. R. Miller 1933-8-27 2559 Plumas Long's Lake Comment
  CAS-BOT-BC233816  Lewisia cantelovii M. S. Taylor 1981-8-20 4233 Plumas South side of Caribou Road, 0.1 mile north of its jct with Hwy. 70, ca. 1.5 miles northeast of Belden 731 Comment
  CAS-BOT-BC444172  Lewisia nevadensis Lowell Ahart 1983-7-20 4199 Plumas About 1/4 mile east of the Feather Fork Mine, about 5 1/2 miles north of La Porte 1800 Comment
  CAS-BOT-BC444173  Lewisia nevadensis Lowell Ahart 1983-8-17 4323 Plumas Near Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  CAS-BOT-BC444568  Lewisia triphylla Alice Eastwood 1927-6-15 14626 Plumas United States Forest Reserve. On trail to Long Valley Comment
  CAS-BOT-BC444571  Lewisia triphylla Catherine Best 1984-6-19 1013 Plumas Lakes Basin Camp Ground Comment
  JEPS87757  Lewisia triphylla Lowell Ahart 1994-6-15 7324 Plumas w side of logging road near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 1 air mi w of Little Grass Valley Reservoir) 1767 Comment
  SEINET5336590  Lewisia triphylla M. J. Williams 1965-6-24 s.n. Plumas Long Valley near Cromberg. 1707 Comment
  CAS-BOT-BC274530  Leymus triticoides John Thomas Howell 1959-9-25 35014 Plumas 5 miles east of Beckwourth, Sierra Valley 1493 Comment
  CDA32481  Leymus triticoides T. C. Fuller 1964-6-26 12252 Plumas Loyalton-Vinton Rd., 0.1 mile north of county line. 0 Comment
  CHSC74055  Ligusticum californicum B. Castro; L. Gehrung 1996-8-8 712 Plumas Ca 6.5 air mi S of Bucks Lake and 0.6 mi SE of Hardquartz Mine, 300 ft S of USFS Rd 23N15, ca 0.3 mi S of its jcn with Rds 23N60 and 23N70. 1633 Comment
  JEPS14100  Ligusticum californicum W. L. Jepson 1939-8-8 19359 Plumas Quincy 1051 Comment
  CAS-BOT-BC508261  Lilium columbianum J. M. Tucker 1948-7-24 1726 Plumas Boggy area near road from Cascade to Camel Peak 1615 Comment
  CAS-BOT-BC509322  Lilium kelleyanum Catherine Best 1983-8-29 871 Plumas Lakes Basin Campground 1920 Comment
  CAS-BOT-BC509323  Lilium kelleyanum M. S. Taylor 1982-4-8 4921 Plumas On Taylor Creek, ca. 1 mi nw of Taylor Rock, 7 air mi ne of Quincy 1981 Comment
  CAS-BOT-BC509332  Lilium kelleyanum Clarence R. Quick 1934-7-4 s.n. Plumas Headwaters of Clear Creek Comment
  CAS-BOT-BC509333  Lilium kelleyanum Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  CAS-BOT-BC246068  Limosella aquatica John Thomas Howell 1926-7-24 2111 Plumas Strand of Lake Almanor near Prattville 1371 Comment
  CAS-BOT-BC246071  Limosella aquatica M. S. Taylor 1982-9-7 5107 Plumas Ramelli Ranch, side of Feather River, ca. 2 mi. W of Beckwourth 1487 Comment
  UCSB29031  Linanthus ciliatus var. ciliatus C. Hardham 1961-6-17 7510 Plumas S OF SUSANVILLE 1676 Comment
  UC133949  Linanthus harknessii Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET14349128  Linanthus pungens W. Harnach, N. Harnach 1989-6-29 208 Plumas Beckwourth Pass on the N side of hwy 70 1539 Comment
  JEPS120752  Linaria vulgaris Lowell Ahart 2013-9-11 19028 Plumas Grave bar on the north side of the Feather River, about 20 yards west of Chips Creek, about 50 yards south of Hwy 70, about one mile southwest of Belden. Comment
  RSA52882  Lindernia dubia var. anagallidea R. Weatherby 1950-7-28 1530 Plumas At Smith Lake. 1250 Comment
  UCD73085  Linnaea borealis John M. Tucker 1948-7-25 1735 Plumas Woods in vicinity of Cascade. 1615 Comment
  JEPS116105  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
  UC1135294  Lithocarpus densiflorus var. echinoides D. Axelrod 1934-6-5 2 Plumas 2 mi sw American House; Plumas National Forest, Bidwell Bar Quad. 1341 Comment
  SEINET10483004  Lithophragma Mary Susan Taylor 1982-5-6 Taylor 4411 Plumas T24N R8E se/sw sec 13. Bucks Lake NE quad. On wet clayey serpentine ridge, ca. 3/4 mi ne of 24N29, ca. l mi e of Meadow Valley. 3800 ft. 146 Comment
  CDA18742  Lithophragma glabrum G. D. Barbe, T. C Fuller 1982-7-16 3777 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
  RSA101465  Lithophragma glabrum R. Weatherby 1955-7-2 1573 -a Plumas Creek below Bear Ridge. Near Taylor Lake. 1982 Comment
  RSA101447  Lithophragma parviflorum R. Weatherby 1955-7-2 1592 Plumas Wilcox Valley. 1768 Comment
  CHSC81407  Lithophragma parviflorum var. parviflorum L. P. Janeway 1996-5-7 4961 Plumas Northern High Sierra Nevada. Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. 902 Comment
  CAS-BOT-BC428431  Lithophragma tenellum Anna Head 1920-6-20 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  POM147057  Lomatium dissectum var. multifidum Alice Eastwood 1927-6-13 14543 Plumas Forest lodge near Greenville, United States Forest Reserve Comment
  CHSC33918  Lomatium macrocarpum J. D. Jokerst; R. A. Schlising 1981-8-2 1452 Plumas Along Pacific Crest Trail ca 1.0 mi NE of Humboldt Peak. 2011 Comment
  RSA189373  Lomatium macrocarpum L. S. Rose 1967-7-10 67154 Plumas 3 miles west of Keddie, Butterfly Valley 1098 Comment
  CHSC53575  Lomatium nudicaule L. P. Janeway 1989-7-19 3497 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. 1676 Comment
  UC173182  Lomatium nudicaule Mrs. Austin 1882-7-24 131 Plumas Big Meadows Comment
  UC1730263  Lomatium plummerae L. P. Janeway 1998-6-22 5651 B Plumas 1.8 mi SSE of Indicator Peak; West Branch Bear Valley Creek 1699 Comment
  SEINET10740848 Image available Lomatium plummerae var. helleri A. Arthur Heller 1913-6-13 Heller 10838 Plumas Near Marston Station. 1067 Comment
  CHSC72421  Lomatium triternatum var. macrocarpum L. P. Janeway 1998-6-2 5616 Plumas North side of Last Chance Creek; above Road 101, 0.7 mi west of Bird Creek. 1798 Comment
  JEPS13764  Lonicera conjugialis Mrs. Emanuel Esther C. Fritz 1933-7-4 Plumas Spanish Peak 609 Comment
  CAS-BOT-BC200957  Lotus A. A. Heller 1938-7-2 15231 Plumas Just outside of Quincy 1097 Comment
  SEINET10451963  Lotus crassifolius Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4666 Plumas T25N R11E sw sec 7. Greenville quad. N side of Genesee Valley Rd (112), ca. 2 mi w of Genesee. Dry forest. 3700 ft. 1128 Comment
  RSA718161  Lotus unifoliolatus L. Ahart 2006-10-23 13 ,50l Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek, About 1/8 mile northeast of Scales Road., About 5.5 miles (air) northeast of Strawberry Valley. 1282 Comment
  CHSC94660  Ludwigia palustris Lowell Ahart 2006-10-8 13415 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden. 715 Comment
  CAS-BOT-BC201257  Lupinus W. Harnach; N. Harnach 1990-6-16 380 Plumas Sierra Valley. Frank Dotta Ranch 1524 Comment
  JEPS85920  Lupinus arbustus L. P. Janeway 1990-7-12 3794 A Plumas top of small peak along Eureka Ridge ca 0.8 mi s of the head Bear Creek (Beckwourth Ranger District); Plumas National Forest, Johnsville Quad., s Bear Creek 2148 Comment
  UC972201  Lupinus arbustus Milo S. Baker 1952-5-24 12440 Plumas Hwy 89 in canyon above Pine Valley; in canyon above Pine Valley 944 Comment
  POM298445  Lupinus arbustus subsp. silvicola H. C. Cantelow 1941-5-18 s.n. Plumas 1 mile west of Moharok on road to Johnsonville. 1463 Comment
  SEINET10484741  Lupinus arbustus subsp. silvicola Charles Piper Smith 1921-7-19 Smith 3448 Plumas Mt hough trail Comment
  SEINET10940038  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-6-21 Taylor 4710 Plumas T23N R11E sw/nw sec 19. Blue Nose Mt quad. Above small creek, ca. 100 ft n of Eureka Ridge Rd (23N09.1), ca. 0.5 air mi nw of White Cap, ca. 3 air mi sw of Sloat. 5800 ft. 1768 Comment
  CAS-BOT-BC208791  Lupinus argenteus var. heteranthus John Thomas Howell 1962-6-17 37712 Plumas Portola - Sierra Nevada 1463 Comment
  SCFS2167  Lupinus argenteus var. heteranthus R. Jockel 1969-6-26 6 Plumas In mdw by Hwy A23, 2 mi N of Sierra Cty line 1676 Comment
  UC1129433  Lupinus argenteus var. heteranthus C. W. Hanks 1934-8-10 37 Plumas s side Frenchman Creek; Plumas National Forest, Sierraville Quad. 1615 Comment
  JEPS85916  Lupinus breweri L. P. Janeway 1989-6-16 3337 Plumas w end of Grizzly Valley Plumas National Forest, Grizzly Valley Quad. (Beckwourth Ranger District) 1783 Comment
  SJSU6946  Lupinus breweri C. W. Sharsmith 1975-6-17 8226 Plumas near Gray Eagle Cr 1371 Comment
  CAS-BOT-BC196674  Lupinus breweri var. breweri L. P. Janeway; Garrett Gibson 1991-6-14 4009 Plumas Between Middle Fork Feather River and Hwy 70, ca 0.3 mi east of Claireville Flat 1484 Comment
  CAS-BOT-BC215358  Lupinus dalesiae M. S. Taylor 1982-5-27 4557 Plumas S side of Bucks Lake, Spanish Creek Road, 2.6 miles SW of its jct with Highway 70 in Quincy 1097 Comment
  CAS-BOT-BC215388  Lupinus dalesiae M. S. Taylor 1982-5-27 4548 Plumas S side of Bucks Lake-Spanish Creek Road, 0.1 mile W of Dean's Valley turnoff, and ca. 1 mile NE of Meadow Valley 1127 Comment
  CAS-BOT-BC215396  Lupinus dalesiae Robert J. Weatherby 1955-7-26 1660 Plumas Spanish Peak, near Meadow Valley 2164 Comment
  CAS-BOT-BC8484  Lupinus dalesiae Mary Strong Clemens 1920-6-3 s.n. Plumas Greenville Comment
  CDA13859  Lupinus dalesiae G. F. Hrusa, T. D. Wilfred 1996-7-23 13401 Plumas Sierra Nevada; above USFS 23N22. Approx. 2 mi. WSW Spring Garden 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
  JEPS109610  Lupinus dalesiae Dean Wm. Taylor, Tom Engstrom 2002-6-19 18162 Plumas minor drainage just south of Greenhorn Creek, ca. 1 air mile East of the Williams Loop and Highway 70, ca. 400 feet due south of the marked quarter-corner 1249 Comment
  UC1481290  Lupinus dalesiae M. L. Conrad, Dunn, and LeDoux 1973-6-5 7058 Plumas 5.2 mi w of jct of Hwy 70 and Meadow Valley Road in Quincy 1219 Comment
  UC1485470  Lupinus dalesiae M. S. Taylor and M. Foster 1981-6-3 3833 Plumas n side of rd 23N11 ca 3 mi s Happy Valley (on hwy 70 ca 2 air mi e of Cromberg, near head of Cogswell Ravine); near head of Cogswell Ravine, s of Happy Valley 1767 Comment
  UC1502135  Lupinus dalesiae M. S. Taylor 1982-6-1 4575 Plumas n side of Hwy 70 ca 1 mi w Quincy (Indian Hill); Quincy Quad., Indian Hill 1097 Comment
  UC1502140  Lupinus dalesiae M. S. Taylor 1982-6-1 4573 Plumas n side of Hwy 70 just e of Greenhorn Ranch Rd. 0.1 mi e Spring Garden city limit sign; Spring Garden Quad. 1280 Comment
  SEINET10452044  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4527 Plumas T23N R11E sw/ne sec 10. Mt Ingalls quad. Rdbk w side of 509A, ca. 50 ft s of its jct with Hwy 70, 1 mi ne of Sloat, 2.6 mi w of Cromberg. 4300 ft. Jeffrey Pine Forest. 1310 Comment
  SEINET10485183  Lupinus dalesiae L. Hanson 1983-6-7 Hanson 195 Plumas On hillside above rush creek on the n side of hwy 70. In mixed conifer forest. Comment
  SEINET10485189  Lupinus dalesiae Mary Susan Taylor 1982-7-12 Taylor 4809 Plumas T22n r11e nw1/4se1/4 sec 10. Johnsville quad. Cobbly slope on s side of 23N09, near headwaters of bear creek, ca 5 air mi. W of mohawk. Mixed Evergreen forest. With pedicularis semibarbata, pteridium aquilinum. 1890 Comment
  SEINET10485193  Lupinus dalesiae Mary Susan Taylor 1982-5-26 Taylor 4540 Plumas T24n r10e nw1/4nw1/4 sec 34. Spring garden quad. Open cobbly phyllite rd Embankment, w side of quincy-laport rd, 4.1 mi n of nelson creek bridge, ca 3.5 Mi. W of spring garden. Assoc: sedum spathulifolium purdyi, rumex acetosella, Chaenactis douglasii. 1341 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
  SEINET10906997  Lupinus dalesiae Mary Susan Taylor 1982-6-17 Taylor 4689 Plumas T23N R11E sw/nw sec 17. Blue Nose Mt quad. S side of 23N44Y, 0.2-0.3 mi w of its jct with 23N50Y-Bell Bar Cr Rd, ca, 2 air mi sw of Sloat. Elev 4900 ft. 1493 Comment
  SBBG3613  Lupinus formosus H. and M. Dearing 1939-7-4 3815 Plumas Greenville Comment
  RSA0089037  Lupinus grayi Bonnie C. Templeton 1968-6-9 11256 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  RSA372136  Lupinus grayi LeDoux, M. L. Conrad, David B. Dunn 1973-6-5 1092 Plumas 2.2 miles from junction of Highway 89 and 70. Comment
  SEINET10484000  Lupinus grayi Mary Susan Taylor 1982-5-13 Taylor 4435 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  SEINET10490349  Lupinus grayi Mary Susan Taylor 1981-5-10 Taylor 3662 Plumas N side of Genesee Valley Rd, ca 4 mi W of Genesee. 1097 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
  SBBG13881  Lupinus latifolius var. columbianus H. and M. Dearing 1939-7-4 3816 Plumas Graeagle Comment
  CHSC62109  Lupinus lepidus var. aridus L. P. Janeway 1993-7-15 4453 Plumas Plumas National Forest. Ridge between Fales Basin and Rattlesnake Gulch; overlooking East Branch North Fork Feather River 'serpentine canyon'. 1569 Comment
  CHSC80831  Lupinus lepidus var. confertus Lowell Ahart; Vernon H. Oswald 2001-7-11 8886 Plumas On the south side of Highway 89, west of the spillway on the dam at Lake Almanor. 1374 Comment
  CHSC913  Lupinus lepidus var. confertus V. Holt 1942-7-1 Plumas Na Wa Kwa. 1319 Comment
  CHSC102641  Lupinus lepidus var. sellulus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16136 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
  CHSC92284  Lupinus lepidus var. sellulus John Dittes 2005-6-23 1180 Plumas Northern High Sierra Nevada Range; near west shore of Lake Almanor; ca. 0.6 air-miles southeast of intersection of Hwy 36 and Hwy 89; just west of Hwy 89. 1376 Comment
  RSA755467  Lupinus lepidus var. sellulus L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16136 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
  UC1401227  Lupinus lepidus var. sellulus P. Kenney, Dunn, and Conrad 1973-6-5 438 Plumas along Hwy 70, 6 mi s from jct Hwy 89 and 70 1066 Comment
  UC82213  Lupinus lepidus var. sellulus Mrs. R. M. Austin 1890-1 389 Plumas Warner Valley Comment
  JEPS100592  Lupinus leucophyllus Dean W. Taylor 1974-10-1 5043 Plumas Wade Lake, Jamison Creek drainage, ca. 3 miles S of Plumas-Eureka State Park, 2000 m elev. 1999 Comment
  SEINET8057030  Lupinus obtusilobus M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2286 Comment
  NY15965  Lupinus onustus R. M. Austin 1876-1 s.n. Plumas 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
  CAS-BOT-BC323944  Lupinus onustus M. S. Taylor 1982-5-27 4542 Plumas Mostly W side of Dixie Canyon Rd (204), ca 2 mi N of its jct with Hwy 89 at Moccasin.. 1341 Comment
  CAS-BOT-BC323949  Lupinus polyphyllus subsp. superbus M. S. Taylor 1982-7-14 4832 Plumas Near jct of 27N92 and 26N18 in Long Valley around creek, ca 4 air mi W of Greenville. 1676 Comment
  SEINET10490189  Lupinus polyphyllus subsp. superbus Taylor 1982-7-14 Taylor 4832 Plumas Almanor ne quad. Corolla deep blue. Near jct. Of 27n92 and 26n18 in long Valley around creek, ca 4 air mi w of greenville. With penstemon oreocharis, Achillea lanulosa. T.26n, r.9e, sec.7, ne 1/4 of sw 1/4. 1676 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
  UC1129676  Lupinus rivularis F. W. Embree 1934-6-12 44 Plumas 1 mi w Bucks Ranch; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
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  SEINET10490234  Lupinus sellulus var. artulus Mary Susan Taylor 1982-7-14 Taylor 4831 Plumas Corolla pale blue. Near jct. Of 27n92 and 26n18 in Long Valley around creek, ca 4 air mi wWof Greenville. Dry roadside in hardpacked Soil. 1676 Comment
  CHSC47581  Luzula cascadensis Lowell Ahart 1975-7-2 838 Plumas Along the edge of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  CHSC94143  Luzula cascadensis Lowell Ahart 2006-7-9 12932 Plumas In a small seep, in a small open area in brush, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1678 Comment
  CAS-BOT-BC436600  Luzula cascadensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54384 Plumas Sierra Nevada: 0.25 mile E of Bucks Summit on road to Quincy 1670 Comment
  RSA68994  Lysimachia nummularia D. D. Keck 1932-7-3 1627 Plumas Quincy, along branchlet of Spanish Creek in meadow. also a large colony spreading over a vacant lot near center of town Comment
  RSA0118927  Lythrum portula Lowell Ahart 2014-8-24 19739 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  CHSC55797  Madia citrigracilis Vernon H. Oswald 1991-9-11 4871 Plumas Lassen Volcanic Park. Hot Springs Creek just downstream from the Ranger Station at Drakesbad. Along the edge of the creek. 1658 Comment
  SJSU14472  Madia citrigracilis N. A. Hopkins 1990-8-29 1634 Plumas by Marble Hot Springs Rd, Sierra Valley 1493 Comment
  CAS-BOT-BC343798  Madia elegans Alice Eastwood 1927-6-17 14660 Plumas United States Forest Reserve. Long Valley Comment
  SD8620  Madia elegans Daniel Cleveland 1882-7-24 Plumas Big Meadows Comment
  CAS-BOT-BC343786  Madia elegans David D. Keck 1938-8-9 4895 Plumas 1 mi. W. of Portola 1480 Comment
  POM190468  Madia elegans subsp. elegans D. D. Keck 1932-7-3 1620 Plumas North of Spanish Creek. Quincy, northern Sierra Nevada 1067 Comment
  UC173109  Madia exigua Katharine Brandegee 1913-1 Plumas Portola Comment
  CAS-BOT-BC344467  Madia exigua David D. Keck 1932-7-3 1619 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  CDA13418  Madia glomerata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13266 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  CDA13996  Madia glomerata G. F. Hrusa, T. D. Wilfred 1996-8-1 13453 Plumas Sierra Nevada; immed. E of Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CHSC100456  Madia glomerata Lowell Ahart 2008-9-10 15382 Plumas On the sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  CHSC36865  Madia glomerata M. S. Taylor 1982-8-31 5080 Plumas Along 27N57, Kettle Pass, just w of Eisenheimer Peak, ca. 7 air mi ne of Taylorsville. Ridge. 2133 Comment
  JEPS120495  Madia glomerata L. P. Janeway 2012-10-17 11076 Plumas Northern High Sierra Nevada. Plumas National Forest; 500 m east of Little Grass Valley Reservoir high water line and 200 m south of Kenzie Ravine. Comment
  CAS-BOT-BC342855  Madia glomerata David D. Keck 1932-7-6 1715 Plumas Halfway between Prattville and Chester 1340 Comment
  CAS-BOT-BC342864  Madia glomerata Lowell Ahart 1977-9-10 s.n. Plumas Sutter Buttes Area. 2 miles west of PIlot Peak 1900 Comment
  CAS-BOT-BC342869  Madia glomerata John Thomas Howell 1959-9-24 34965 Plumas Sierra Valley near Beckworth 1478 Comment
  HSC89862  Madia glomerata Barbara Ertter 1988-7-25 7845 Plumas Diamond Mtns. ca 12 air mi. SSW of Susanville, Snoring Springs 1/2 mi. N of Diamond Mt.-Greenville-Red Rock jct. 1982 Comment
  CAS-BOT-BC343275  Madia gracilis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54122 Plumas Quincy 1036 Comment
  CHSC75459  Madia gracilis G. F. Hrusa; T. D. Wilfred 1996-7-23 13402 Plumas Sierra Nevada. Woods above USFS 23N22. On old logging skid. 1630 Comment
  UC579274  Madia gracilis E. Sawyer 1935-6-27 178 Plumas 3.7 mi n Hawks (river w of Beckwith); Plumas National Forest, Sierraville Quadrangle, Middle Fork 1676 Comment
  CAS-BOT-BC343267  Madia gracilis John Thomas Howell; H. Keith Wagnon 1980-5-28 53693 Plumas Near Twain, East Branch North Fork Feather River 914 Comment
  SEINET6225029  Madia gracilis L. S. Rose 1967-1 67170 Plumas Plumas Co Comment
  SEINET10475206  Madia gracilis subsp. gracilis Mary Susan Taylor 1982-9-13 Taylor 5131 Plumas T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft. 1487 Comment
  RSA0091376  Maianthemum racemosum Bonnie C. Templeton 1968-1 11288 Plumas [No location data on label. Possibly Trinity County.] Comment
  SD79045  Maianthemum stellatum R. Mitchel Beauchamp 1965-7-17 Plumas Growing in shady area in field subject to flooding by the Feather River, I(c) mile north of Chester. Comment
  CAS-BOT-BC347521  Malacothrix floccifera Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Indian Valley road near Crater Nat'l Park Comment
  SEINET11808091  Malacothrix floccifera H. M. Hall, Babcock, E. B. 1903-1 4433 Plumas Indian Valley, Sierra Nevada Mountains 1067 Comment
  CDA23003  Malva neglecta G. D. Barbe 1981-6-23 3083 Plumas East Quincy; vacant lot east of Lariat Lodge. 0 Comment
  UCD107717  Medicago lupulina E. K. Balls 1950-9-16 15878 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy. 89. 1432 Comment
  CDA32502  Melica aristata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3351 Plumas 0.75 mile northeast of Bucks Summit on Bucks Lake Road. Comment
  JEPS76220  Melica aristata W. L. Jepson 1939-7-31 19298 Plumas halfway between Meadow Valley and Bucks Valley (lower slopes Spanish Peak); Spanish Peak 1676 Comment
  CAS-BOT-BC271098  Melica bulbosa John Thomas Howell 1951-6-28 27721 Plumas Eureka Peak 2255 Comment
  CAS-BOT-BC282088  Melica fugax John Thomas Howell; et al. 1968-6-11 2408 Plumas Butterfly Botanical Botanical Area. Near dam Comment
  CAS-BOT-BC282096  Melica fugax Alice Eastwood 1918-5-25 6987 Plumas Portola Comment
  CHSC87990  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
  UCD87286  Melica fugax John Thomas Howell 1960-7-18 35603 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  SEINET10599384  Melica fugax Lowell Ahart 1986-7-8 Ahart 5347 Plumas On damp rocky soil, in an area of bare open serpentine, about 1 mile north-west of Pilot Peak, about 14 miles northeast of La Porte. Red Fir Forest. 1981 Comment
  CAS-BOT-BC281269  Melica geyeri John Thomas Howell; Gordon H. True; Walter & Irja Knight 1968-6-11 2416 Plumas Butterfly Botanical Area. Near Fern Glen 1066 Comment
  JEPS102462  Melica stricta Lowell Ahart 2001-7-17 8929 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UCD88475  Melica stricta E. Sawyer 1935-6-25 148 Plumas 1 1/2 miles S.S.E. of Crow. 1889 Comment
  CAS-BOT-BC264174  Melica subulata John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1534 Plumas Area north of Pond Reservoir, Butterfly Botanical Area and Vicinity 1097 Comment
  CHSC103124  Melica subulata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16104 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CAS-BOT-BC264179  Melica subulata John Thomas Howell 1960-7-23 35965 Plumas Dream Lake, Drakesbad, Lassen Volcanic National Park 1828 Comment
  CHSC37690  Mentha canadensis M. S. Taylor 1981-8-27 4129 Plumas Under Drum bridge over Beckwourth-Genesee Rd, ca. 5 air mi e of Genesee. 1188 Comment
  CHSC81125  Mentha canadensis Lowell Ahart 2001-8-29 9257 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA101405  Mentha canadensis R. Weatherby 1955-8-4 1670 Plumas No Ear Bar, Middle Fork Feather River 915 Comment
  CAS-BOT-BC223706  Mentzelia Clare B. Hardham 1975-8-2 20478 Plumas Black Mt. 2133 Comment
  RSA104164  Mentzelia dispersa R. M. Austin 1879-07 s.n. Plumas Butterfly Valley. Comment
  SDSU8068  Mentzelia dispersa R. M. Beauchamp 1965-7-17 Plumas Growing beside the Feather River, 1/2 mile north of Chester, CA. Comment
  JEPS124809 Image available Mentzelia micrantha John Degenfelder 1969-6-26 17 Plumas In Sierra Valley About 2 miles east of Sierra - Plumas County line on Sattley-Beckworth Road. Comment
  JEPS102262  Mentzelia veatchiana L. P. Janeway 1996-6-5 4987 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. 1488 Comment
  CDA11848  Menyanthes trifoliata G. F. Hrusa, E. Sandoval 1993-5-3 11136 Plumas Snake Lake Vicinity; Snake Lake. Comment
  PASA1947  Mertensia stomatechoides Frank W. Peirson 1926-6-21 Plumas East slope Sierra Nevada on the Humbolt Road. Comment
  CAS-BOT-BC428880  Micranthes californica Ella Dales Cantelow 1942-5-11 3609 Plumas 3 mi. w. of Belden. Feather River Canyon Comment
  CHSC41187  Microseris nutans J. D. Jokerst 1984-6-13 2044 Plumas South of Grizzly Creek ca 3-400 meters, ca 30 meters N. of USFS logging road (spur) 26N08C, ca 2 air miles E of Peacock Point. 1432 Comment
  UC92139  Microseris nutans unknown 1892-7-4 Plumas Prattville Comment
  RSA505407  Microseris nutans R. C. Bacigalupi, Howard Whisler 1957-7-25 6034 Plumas Along Buck's Lake road, 1 mile west of Deadwood (Bucks) Summit, about 1 3/4 miles east of southeastern end of Bucks Lake 1646 Comment
  CAS-BOT-BC150225  Mimulus Clare B. Hardham 1961-6-15 7401 Plumas Graeagle Comment
  UC1012160  Mimulus aurantiacus var. grandiflorus F. W. Pennell and A. A. Heller 1940-6-5 25687 Plumas below Belden (Route 24); Feather River 487 Comment
  CHSC113629  Mimulus breweri Lowell Ahart 2014-8-31 19824 Plumas Mud flats along Black Rock Creek, about 250 yards southwest of the foot bridge across Black Rock Creek, about 250 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  RSA59917  Mimulus breweri E. K. Balls 1950-9-15 15830 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  JEPS10254  Mimulus cardinalis Helen-Mar Wheeler 1944-8-23 643 Plumas Cascade Creek Comment
  JEPS11523  Mimulus guttatus R. H. Platt 1891-1 18 m Plumas near Prattville; Sierras Comment
  JEPS120751  Mimulus guttatus Lowell Ahart 2013-9-11 19027 Plumas West side of Chips Creek, about 20 yards S of Hwy 70, about 1 mile SW of Belden. Comment
  SDSU10786  Mimulus lewisii D. F. Howe 1964-7-29 3892 Plumas Gold Lake Lodge, Plumas National Forest. 1981 Comment
  JEPS115788  Mimulus mephiticus Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15853 Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  UC1063059  Mimulus moniliformis G. Burks 1933-8-8 21 Plumas 4 mi e and 1 1/4 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC725551  Mimulus moniliformis A. A. Heller 1941-5-22 16140 Plumas 2 1/2 mi e Rich Bar (along State Highway #24) Comment
  CHSC20820  Mimulus moschatus K. R. Stern 1975-7-24 5833 Plumas SW shore of Lake Almanor. 1371 Comment
  UCSB45771  Mimulus moschatus Reisentz, Paul 1979-5-12 Plumas 12 miles south on Highway 70 from the junction of Highway 70 and Highway 89; 8 miles north of North Fork Camp Road Comment
  UC1567353  Mimulus nanus var. mephiticus G. Schoolcraft 1989-7-3 1938 Plumas s Red Rock Lookout; Diamond Mtns. 2225 Comment
  UCR60808  Mimulus primuloides B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0954 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  RSA309212  Mimulus primuloides R. Wilcox 1944-8-22 s.n. Plumas Cascade Ranger Station (2 mi. n.), South Branch Middle Feather River. 1220 Comment
  JEPS113824  Mimulus primuloides subsp. primuloides Lowell Ahart, Josephine Guardino 2007-7-21 14365 Plumas Near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis 1787 Comment
  UC1075732  Mimulus torreyi Robert J. Weatherby 1955-7-21 1647 Plumas near Middle Fork Feather River; Bottle Springs 1615 Comment
  RSA309200  Mimulus torreyi George W. Gillett 1955-8-2 464 Plumas Across Hot Springs Creek from Boiling Springs at lower end of Devil's Kitchen. Comment
  RSA535420  Mimulus torreyi David M. Thompson 1988-7-23 974 Plumas 3.05 mi N of Bucks Lake road (and Meadow Valley) along Schneider Creek Road (USFS Road 23N16), then 0.15 mi W along Road 24N47X, then 0.1 mi N along Road 24N47XC. 1524 Comment
  JEPS122322  Mollugo verticillata Lowell Ahart 2014-9-9 19850 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  SEINET7718092  Monardella Unknown Plumas Big Meadows Comment
  CHSC67671  Monardella follettii James D. Jokerst 1985-9-15 2580 Plumas Grizzly Creek Hydro Transmission Line Project, top of steep slope near Rd. 26N26 in Yellow Creek Canyon. 1463 Comment
  CHSC104777  Monardella odoratissima subsp. glauca L. P. Janeway 2010-8-19 10167 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
  UC565940  Monardella odoratissima subsp. glauca G. T. Nordstrom 1934-7-3 180 Plumas 3/4 mi south of Mt. Ararat; Bidwell Bar Quadrangle 1645 Comment
  CAS-BOT-BC314154  Monardella odoratissima subsp. glauca L. P. Janeway 1993-7-28 4477 Plumas Plumas National Forest, Greenville Ranger District, Ward Compartment. Along steep N-trending ridge S of a bend in Ward Creek; along and down-ridge from access road 2.2 mi SE of Genesee Valley. 1371 Comment
  CAS-BOT-BC222116  Monardella odoratissima subsp. pallida John Thomas Howell 1926-7-31 2179 Plumas Near Prattville 1463 Comment
  CHSC52035  Monardella odoratissima subsp. pallida L. P. Janeway 1989-7-13 3490 Plumas Plumas National Forest. Slopes on NE flank of Crocker Mtn, above Red Clover Valley. 1.2 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. 1798 Comment
  CHSC52040  Monardella odoratissima subsp. pallida L. P. Janeway 1989-6-22 3376 Plumas Plumas National Forest. Along rd 24N49Y 0.2 mi W of Crocker Cr; vicinity of Crocker Guard Sta. 1767 Comment
  CHSC67837  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-3 3113 Plumas S and adjacent to Hwy. 70 and Greenhorn Creek 1 mi E of Caltrans Roadside Rest, ca. 10 mi E of Quincy. Comment
  CAS-BOT-BC220480  Monardella sheltonii Lowell Ahart 1986-7-25 5373 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak 1828 Comment
  HSC95498  Monardella sheltonii L. P. Janeway 1993-7-28 4476 Plumas Top of ridge SW of confluence of N and S Branches of Ward Creek, along access rd. 2.4 mi. SE of Genesee Valley 1402 Comment
  SEINET10829413  Monardella sheltonii A. Graff 1993-7-22 Graff 301 Plumas Plumas National Forest. Hwy. 70 west, at turnout just after Quarry Rd. Locally infrequent on road cut filling in with Pinus jeffreyi, Pseudotsuga menziesii, Calocedrus decurrens, Quercus sp., Acrtostaphylos sp., Apix mellifera. Comment
  SJSU14192  Monardella sheltonii N. A. Hopkins 1989-8-7 1575 Plumas by road between Beckwourth & Genesee Valley 1676 Comment
  CHSC107423  Monardella stebbinsii L. P. Janeway; Peter Zika 2011-8-6 10637 Plumas Northern High Sierra Nevada. Plumas National Forest; Serpentine Canyon; steep rocky outcrops and talus serpentine slopes on north side of Hwy 70/East Branch North Fork Feather River, 2.9 road km east of the Rich Bar Overlook. 838 Comment
  CHSC34270  Montia chamissoi M. S. Taylor 1981-5-10 3677 Plumas E side of Antelope Lake, in and around large wet meadow where Pioneer Cabin is located, ca. 20 air mi ne of Taylorsville. 1536 Comment
  CHSC64454  Montia chamissoi B. Castro; L. Gehrung 1994-8-4 541 Plumas Ca 1.1 air mi SSE of Bucks Lake, ca 100 ft S of the Oro-Quincy Hwy, along the N-trending drainage E of Daniel's Ck (named S. Fork Haskins Ck on some maps). 1633 Comment
  UC1136697  Montia chamissoi E. Sawyer 1935-6-27 203 Plumas 1.4 mi se of Crow (Plumas National Forest); Plumas National Forest 1706 Comment
  CHSC36208  Montia fontana subsp. chondrosperma M. S. Taylor 1982-7-7 4785 Plumas In moss along small creek, s slope of Big Hill, ca. 3 air mi s of Sloat. 1615 Comment
  CHSC10814  Montia linearis Lowell Ahart 1969-5-11 Plumas Near Beckwourth, Sierra Valley. 1219 Comment
  RSA726291  Montia linearis L. Ahart, John Dittes 2007-6-16 14087 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
  CAS-BOT-BC445088  Montia linearis Mary Strong Clemens 1920-5-7 s.n. Plumas Greenville Comment
  CAS-BOT-BC263363  Muhlenbergia asperifolia Fred Sommers; Greg Sommers 1976-7-15 171 Plumas Sierra Valley Marsh, roadside along Dyson Lane near Road A23, Sierra Nevada 1524 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
  CDA13969  Muhlenbergia filiformis G. F. Hrusa 1996-8-2 13432 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Sunny, wet, old roadbed, where it cuts through wet springline; trib. of Squirrel Creek. Annual. Comment
  CHSC24252  Muhlenbergia filiformis K. R. Stern 1975-7-23 Plumas West side of Lake Almanor. Comment
  CHSC94990  Muhlenbergia filiformis Lowell Ahart 2006-10-23 13500 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  UCD86676  Muhlenbergia filiformis E. D. Merrill 1929-7-13 Plumas Silver Lake. 1828 Comment
  SEINET8501514  Muilla transmontana W. Harnach, N. Harnach 1990-5-12 304 Plumas Sierra Valley, Approx 5 miles S of Vinton, Feather River Ranch. 1585 Comment
  UCR47603  Myosotis discolor David D. Keck 1932-7-4 1670 Plumas Northern Sierra Nevada Mtns., Quincy, along road to Lake Almanor 1067 Comment
  CDA40604  Myosotis laxa L. Ahart 2006-10-8 13408 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. Comment
  CHSC89327  Myosotis laxa G. Douglas Barbe; T. C. Fuller 1982-6-15 3685 Plumas Sierra Nevada Foothills. Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  JEPS109611  Myosotis scorpioides Dean W. Taylor 2002-6-19 18165 Plumas drainage ditch forming part of Clear Stream, on the far western edge of Quincy, between the Gold Pan Motel and the fule depot, north side of Highway 70 1036 Comment
  UC725291  Myosotis scorpioides A. A. Heller 1938-7-2 15241 Plumas 3 mi. e. Quincy Comment
  POM186544  Myosotis scorpioides D. D. Keck 1932-7-3 1659 Plumas Quincy, in the northern Sierra Nevada. Along Spanish Creek. 1067 Comment
  CAS-BOT-BC392266  Myosurus apetalus Catherine Best 1980-6-13 s.n. Plumas Sierra Valley, Highway A23 2 miles north of Plumas - Sierra County line Comment
  UC1101355  Myosurus apetalus Herbert L. Mason 1953-6-16 14555 Plumas meadow at head of Clover Valley; Dixie Mountains Comment
  POM312423  Myosurus aristatus H. L. Mason 1953-6-16 14554 Plumas 2 miles E of Beckwourth Comment
  RSA641881  Myosurus minimus Michael A. Vincent 1999-6-7 8540 Plumas Plumas National Forest; Beckwourth Ranger district along Route A23, just south of Route 70, SW of Beckwourth. Comment
  UC1101491  Myriophyllum hippuroides Malcolm A. Nobs and S. Galen Smith 1949-8-19 1410 Plumas ca. 2 mi. s. Greenville (Indian Valley); Indian Valley Comment
  SEINET13711172  Myriophyllum sibiricum Lowell William Ahart, Lowell William Ahart 2001-1 9278 Plumas Freeman Creek (T24N, R13E, S 30, NE 1/4) Comment
  OBI60877  Myriopteris gracillima E. Lehto 1934-6-26 8283 Plumas Upon rock outcrops above stream bed. Frasguir creek falls, Gold Lake Road 1829 Comment
  SEINET6412923  Myriopteris gracillima M. J. Williams 1967-8-20 s.n. Plumas [Sierra Nevada] Rene's Falls, Jamison Creek, above Johnsville. 1859 Comment
  JEPS1812  Nama aretioides var. multiflora L. S. Smith 1927-6-6 2042 Plumas road to Constantia , road to Constantia (East Soda Mts.) 1524 Comment
  UC1069119  Nama lobbii F. W. Embree 1934-6-6 66 Plumas 1 1/2 mi nw Bucks Mountain; Bidwell Bar Quad., Plumas National Forest, nw Bucks Mt. Comment
  SEINET10871350  Nasturtium officinale Patricia L. Kenney 1973-6-5 Kenney 417 Plumas Along roadside of Hwy 89, 5 mi N of jct of Hwy 70 & 89. Yellow pine, Douglas fir and oaks. 1067 Comment
  CHSC98316  Navarretia capillaris B. Castro; L. P. Janeway 2005-7-10 1498 Plumas Northern High Sierra Nevada. Nr Lassen Co line. Crest of the Diamond Mtns, overlooking NW end of Honey Lake, at N end of Stony Ridge. At N end of jeep road ca 0.6 mi from its jcn with sharp bend in Rd 27N12, on open flat basalt pebble-field around headwaters of Stony Creek. Off edge of sparse Jeffrey pine/juniper woodland. 1990 Comment
  RSA71913  Navarretia capillaris F. W. Peirson 1932-7-19 10353 Plumas Along Feather River near Chester. 1463 Comment
  UC1075677  Navarretia capillaris Robert J. Weatherby 1955-7-2 1588 Plumas Wilcox Valley 1767 Comment
  JEPS70285  Navarretia divaricata W. L. Jepson 1924-7-25 10644 Plumas Bucks Valley 1158 Comment
  OBI48921  Navarretia divaricata Lewis S. Rose 1941-7-9 41300 Plumas Chambers Lodge (McKinney), Lake Tahoe 640 Comment
  JEPS113440  Navarretia divaricata subsp. divaricata Lowell Ahart, John Dittes 2007-6-17 14155 Plumas On the sides of a small wash, about 20 yards west of Red Clover Creek, about 10 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 o 1654 Comment
  RSA52845  Navarretia intertexta R. Weatherby 1950-7-7 1461 Plumas Quincy. 1220 Comment
  CHSC54410  Navarretia intertexta subsp. intertexta Vernon H. Oswald 1991-7-8 4701 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, at its crossing of the stream coming from Terminal Geyser, near the south boundary of the park. Creek bank. 1676 Comment
  UC1124109  Navarretia intertexta subsp. propinqua E. Sawyer 1935-6-27 157 Plumas Charlies Valley Plumas National Forest, Sierraville Quad. 1524 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
  CHSC91661  Navarretia leptalea G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3133 Plumas Sierra Nevada. 3.25 mi w of Round Valley Reservoir Dam; 0.25 mi e of junction with road to Canyon Dam (i.e. s arm of Lake Almanor). 1633 Comment
  RSA537482  Navarretia leptalea Barbara Ertter 1989-7-4 8681 Plumas 2.2 miles west of junction with Highway 89 and Highway 36 southwest of Chester. 1463 Comment
  SD116552  Navarretia leptalea Barbara Ertter, Jeffrey Strachan 1980-7-31 3888 Plumas Dixie Creek ca A| mile east of Milford-Beckwourth Road (near cattle guard), Plumas National Forest 1707 Comment
  CHSC56864  Navarretia leptalea subsp. leptalea L. P. Janeway; Garrett Gibson 1991-7-18 4079 Plumas Plumas National Forest. North side of Grizzly Valley ca 1 mi east of Lake Davis. On north side of County Road. 1777 Comment
  JEPS69643  Navarretia leptalea subsp. leptalea E. Fritz and T. H. Harris July 1926 Plumas Meadow Valley Comment
  CAS-BOT-BC230392  Navarretia leucocephala subsp. minima Catherine Best 1980-6-13 s.n. Plumas Sierra Valley Highway A23, 3 miles N of Plumas County - Sierra County line Comment
  CAS-BOT-BC230393  Navarretia leucocephala subsp. minima Gladys L. Smith 1976-6-7 4574 Plumas Alongside Route A23 about 6 miles N of Sierra County line and just before road to Hot Springs 1524 Comment
  POM181565  Navarretia mitracarpa J. G. Lemmon s.n. Plumas Sierra Valley. Comment
  JEPS7606  Nemacladus interior W. I. Follett 1936-6-28 62 Plumas 0.4 mi ne Rock Creek (on new Feather River Highway) Comment
  RSA726410  Nemophila parviflora var. austiniae L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13998 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  CHSC54402  Nemophila pedunculata Vernon H. Oswald 1991-6-12 4657 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser. Locally abundant in the meadow just north of the park boundary where the trail crosses the stream coming down from Terminal Geyser. 1658 Comment
  OBI13907  Nemophila pedunculata Lewis S. Rose 1967-5-7 67062 Plumas 3 mi W of Keddie. Butterfly valley 945 Comment
  RSA32919  Nemophila pedunculata A. A. Heller 1942-5-8 16458 Plumas Base of a steep clay bank at the edge of the forest along State Highway #24, 2 miles west of Paxton. Comment
  SD43462  Nemophila pedunculata Philip A. Munz 1947-5-16 11825 Plumas 8.0 miles north of Chilcoot. 1524 Comment
  UCD119933  Nemophila pedunculata Grady L. Webster 1992-5-17 7766 Plumas 2 mi sw of Grizzly Valley Dam. 1737 Comment
  POM247399  Nemophila spatulata Lincoln Constance 1938-6-10 2319 Plumas Feather River at Chester, near Lake Almanor. 1220 Comment
  CHSC81630  Nicotiana acuminata var. multiflora Lowell Ahart 2001-10-8 9332 Plumas Sand bar, 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
  CHSC2472  Nuphar lutea subsp. polysepala R. Carter 1965-7-6 261 Plumas Found .25 mi. S of intersection of Oroville-Quincy Rd. and U.S.F.S. road 24N33, on S side of Oroville-Quincy Rd. ca. 50 yds. from road in pond in small meadow. 1767 Comment
  UC1075662  Nuphar lutea subsp. polysepala Robert J. Weatherby 1950-7-28 1497 Plumas Snake Lake near Quincy; Snake Lake 1219 Comment
  SEINET242414  Oenothera claviformis var. purpurascens June McCaskill 465 Plumas Lake Almanor region Comment
  CHSC102014  Oreostemma alpigenum var. andersonii L. P. Janeway; B. Castro 2009-8-29 9935 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. Small meadow, about 30m x 40m, high on the mountainside, northeast-facing 30% slope. 1892 Comment
  SD6605  Orobanche californica subsp. grayana Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CHSC66759  Orthilia secunda Vernon H. Oswald; Lowell Ahart 1996-8-14 8178 Plumas Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi e of White Horse Campground. 1615 Comment
  JEPS114612  Orthilia secunda Lowell Ahart 2008-9-10 15364 Plumas Open forest east of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  CAS-BOT-BC238428  Orthocarpus W. Harnach; N. Harnach 1989-6-17 145 Plumas Sierra Valley. Collected at the east end of Carmichaels Pond. Marble Lane 1487 Comment
  UC1585983  Orthocarpus cuspidatus subsp. copelandii Barbara Ertter 1988-7-25 7859 Plumas ca 15 air mi due s Susanville (sheep camp on Pierce Creek); Diamond Mts., Pierce Creek 1981 Comment
  JEPS62841  Orthocarpus luteus John Weiler 1970-7-2 70154 Plumas on the road to Loyalton 1/2 mi e Marble Hot Springs; e of Marble Hot Springs 1524 Comment
  RSA169404  Osmorhiza berteroi L. S. Rose 1963-6-3 63105 Plumas Butterfly Valley, 2 miles SW of Keddie. 1189 Comment
  CAS-BOT-BC121005  Paeonia brownii Mary Strong Clemens 1920-4-20 s.n. Plumas Greenville Comment
  CAS-BOT-BC121011  Paeonia brownii Elmer Ivan Applegate 1921-6-21 5806 Plumas Warner Valley near Drakesbad. Comment
  RSA718512  Panicum acuminatum var. acuminatum L. Ahart 2006-10-23 13499 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Stale Creek., About 1/8 mile northeast of Scales Road, about 5.5 miles (air) northeast of Strawberry Valley. 1282 Comment
  UCD89951  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CAS-BOT-BC253735  Panicum capillare John Thomas Howell; Gordon H. True 1967-7-9 43270 Plumas At Quincy 1036 Comment
  CHSC81645  Panicum capillare Lowell Ahart 2001-10-8 9321 Plumas Below the high water line of Antelope Lake, at the day camp that is north of Dedication Island, Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  RSA59337  Parnassia palustris var. californica E. K. Balls 1950-9-10 15778 Plumas Trail from Lakes Center Public Camp to Long Lake outlet, 2 miles from camp. Southern Plumas County. 2012 Comment
  CHSC70278  Pectiantia breweri B. Castro; R. Zebell 1989-8-3 336 Plumas Ca 2.5 air mi S of Bucks Lake, in tributary to main stream which flows southward through center of section. 1828 Comment
  CHSC20982  Pedicularis attollens F. T. Griggs; A. Pass 1975-7-23 240 Plumas Cape Lake. Comment
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Mar 4 2018
  CHSC21540  Pedicularis attollens D. Brink; L. Mayer 1975-7-25 Plumas Buck's Lake Forest Service Survey. Comment
  UC1609194  Pedicularis attollens Vernon H. Oswald and Lowell Ahart 1993-8-3 5765 Plumas along n side of Unnamed lake 0.25 mi e of Hay Meadow (on the s edge of Caribou Wilderness near n end of 30N25, 9 air mi n of Lake Almanor); Caribou Wilderness 1926 Comment
  RSA0039305  Pedicularis racemosa Lowell Ahart 2008-8-14 15201 Plumas 200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  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
  UC1778614  Pedicularis semibarbata G. Douglas Barbe, T. C. Fuller 1982-7-16 3760 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
  UCD123296  Pedicularis semibarbata Alva Day 1939-5-31 s.n. Plumas Near Camel's Peak. Comment
  UC366578  Pellaea brachyptera unknown Aug. 1883 Plumas Sho'fly Rd Indian Valley; n California, Indian Valley Comment
  RSA59311  Penstemon deustus E. K. Balls 1950-9-14 15795 Plumas Hwy 89, along Indian Creek, 1.5 mi from jct with Hwy 24. 915 Comment
  SEINET6225247  Penstemon deustus L. S. Rose 1967-1 67173 Plumas 1 mi S of Keddie, Butterfly Creek & Spanish Creek Comment
  RSA242115  Penstemon deustus subsp. deustus James L. Reveal 1971-6-23 2470 Plumas Along CA Hwy 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek. Comment
  UC886966  Penstemon deustus var. deustus Anna Head 1920-6-15 Plumas among rocks at Lake Center Camp , at Lake Center Camp (Feather River Region) 1920 Comment
  RSA726370  Penstemon deustus var. suffrutescens L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13983 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  CHSC52537  Penstemon gracilentus L. P. Janeway 1990-6-28 3741 Plumas Plumas National Forest, Beckwourth Ranger District, Cascade Compartment. Upper Joseph Creek, on northeast side of Grizzly Ridge. 2011 Comment
  HSC22979  Penstemon gracilentus John Pratt 1970-6-30 60 Plumas Humboldt Summit Comment
  SEINET7948412 Image available Penstemon gracilentus N. H. Holmgren, P. K. Holmgren, D. Lepley, E. Corbin, M. Dolan 2015-7-13 16607 Plumas Sierra Nevada, North Fork Feather River Drainage, about 12.5 km (7.5 miles) air distance west-northwest of Chester (from where Feather River Drive intersects with SR 36) 1571 Comment
  UC103032  Penstemon gracilentus D. Cleveland 1882-7-21 Plumas Prattville Comment
  UC887039  Penstemon gracilentus M. and P. Ownbey 1938-7-14 1739 Plumas Comment
  CAS-BOT-BC264359  Penstemon heterodoxus var. heterodoxus Anna Head 1920-7-23 s.n. Plumas Southern slopes of Mount Elwell, Feather River Region 2133 Comment
  UC887061  Penstemon heterodoxus var. heterodoxus Anna Head 1921-7-25 Plumas Long Lake Feather River Region, Long Lake Comment
  SFV17477  Penstemon laetus P. Wilson 1998-7-18 3534 dup. Plumas Sierra Nevada Bucks Lake. 1600 Comment
  CHSC73825  Penstemon laetus subsp. laetus B. Castro 1997-6-9 733 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir, on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22N50X which climps the peak. 1694 Comment
  NY604458  Penstemon laetus var. leptosepalus R. M. Austin 07 1878 s.n. Plumas Big Meadows Comment
  SEINET3160444  Penstemon lemmonii E. K. Balls 1950-9-5 15684 Plumas Thompson Creek, main trail off La Porte rd., turn off Hwy 24, E of Quincy 1524 Comment
  CAS-BOT-BC27139  Penstemon neotericus David Daniels Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463 Comment
  CAS-BOT-BC6804  Penstemon neotericus David Daniels Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463 Comment
  CHSC66642  Penstemon neotericus Vernon H. Oswald; Lowell Ahart 1996-7-15 8020 Plumas E side of arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. 1371 Comment
  RSA21572  Penstemon neotericus Carl B. Wolf 1937-9-5 9290 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line. 1463 Comment
  CDA12150  Penstemon newberryi G. F. Hrusa, J. Dinsdale 1989-6-25 7197 Plumas Sierra Nevada; Bucks lake north shore. Comment
  CAS-BOT-BC239288  Penstemon newberryi var. berryi Anna Head 1920-7-20 s.n. Plumas Mt. Elwell, Feather River Region 2377 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
  CHSC88859  Penstemon personatus L. Hanson 1988-9-7 332 Plumas Plumas National Forest. Big Creek Junction. 1463 Comment
  SEINET11262173  Penstemon personatus Robert L. Johnson, Mikel R. Stevens 2015-7-11 3952 Plumas Northern High Sierra Nevada. 0.6 rd mi S of jct with Cold Water Rd and Red Mtn Road on Gravel Range Rd. Ca 3.5 air mi south of Bucks Lake.; 0 1771 Comment
  UC1874884  Penstemon personatus David M. Thompson 1988-7-23 973 Plumas 3.1 road mi N of Bucks Lake Road (and Meadown Valley) on Schneider Creek Road. At junction of Schneider Road (USFS Road 23N16) and USFS Road 24N47X (to Big Creek); Bucks Lake NE Quad. 1584 Comment
  SEINET5329281 Image available Penstemon personatus M. Foster 1988-7-8 182 Plumas In clearcut unit, 1.2 mi e of Big Creek and Big Creek Rd., below F.S. Rd. 24N47X, 3 mi e of Bucks Lake, 10 mi sw of Quincy 1591 Comment
  CHSC113628  Penstemon roezlii Lowell Ahart 2014-8-31 19828 Plumas Strand, gravel bars along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC76074  Penstemon roezlii G. F. Hrusa 1997-5-30 13821 Plumas Sierra Nevada. On W side of Rattlesnake Creek creekbed, immed. S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1300 Comment
  UC690331  Penstemon roezlii David D. Keck 1928-6-16 446 Plumas Meadow Valley , Meadow Valley (Sierra Nevada) 1219 Comment
  NY650091  Penstemon roezlii B. J. Ertter 1989-7-3 8652 Plumas Slope below Red Rock lookout, ca. 8 airmiles south of Susanville 2255.5 Comment
  CAS-BOT-BC239594  Penstemon rydbergii var. oreocharis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC239599  Penstemon rydbergii var. oreocharis A. A. Heller; P. B. Kennedy 1907-7-5 8735 Plumas Red Clover Valley Comment
  CAS-BOT-BC239605  Penstemon rydbergii var. oreocharis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC28172  Penstemon rydbergii var. oreocharis J. D. Jokerst 1979-6-23 266 Plumas Abundant in first meadow W. of Meadow Valley Cr. and E. of Forest Service rd. to Deanes Valley (S. of road between Bucks Lake and Quincy). Comment
  CHSC33606  Penstemon rydbergii var. oreocharis M. S. Taylor; M. Foster 1981-6-10 3888 Plumas In Red Clover Valley, Overland Inc Ranch, ca. 300 yds se of corral, ca. 3/4 mi n of Genesee-Beckwourth Rd, ca. 11 air mi nw of Beckworth. 1676 Comment
  NY651260  Penstemon rydbergii var. oreocharis J. T. Howell 1981-6-23 54177 Plumas Long Valley at road to Maxwell Mine 1633.7 Comment
  RSA59468  Penstemon rydbergii var. oreocharis E. K. Balls 1950-9-16 15883 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89. 1433 Comment
  RSA641452  Penstemon rydbergii var. oreocharis Michael A. Vincent 1999-6-7 8523 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt 11. Comment
  SEINET5329700 Image available Penstemon rydbergii var. oreocharis A. A. Heller, P. B. Kennedy 1907-7-5 8735 Plumas Red Clover Valley Comment
  CHSC63180  Penstemon speciosus Lowell Ahart 1994-7-7 7472 Plumas On the north side of the Pacific Crest Trail, about 1 mile west of Pilot Peak, about 1/4 mile east of Quincy La Porte Road. 1950 Comment
  JEPS15337  Penstemon speciosus F. W. Embree 1934-6-6 81 Plumas ne dam Bucks Lake (Plumas National Forest); , Bidwell Bar Quad. Comment
  SD46690  Penstemon speciosus Robert J. Weatherly 1955-6-22 1534 Plumas Road to Spanish Peak lookout. 1829 Comment
  CHSC107272  Perideridia bolanderi subsp. bolanderi L. P. Janeway 2011-7-6 10500 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir; 4.2 air km north-northeast of La Porte. 1721 Comment
  CHSC97624  Perideridia bolanderi subsp. bolanderi Lowell Ahart; John Dittes 2007-6-16 14146 Plumas On dry gravelly soil, on a low rocky open hill, west of a small stream, about 200 yards south of County Road 111 (Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  POM82583  Perideridia bolanderi subsp. bolanderi Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  UC174210  Perideridia bolanderi subsp. bolanderi Katharine Brandegee Plumas Portola Comment
  CHSC99813  Perideridia lemmonii Lowell Ahart 2008-8-13 15168 Plumas East of La Porte Road, east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  JEPS115555  Perideridia lemmonii Lowell Ahart, John Dittes 2009-7-28 16203 Plumas On damp soil, on the northwest side of a logging road, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  UC1389946  Perideridia lemmonii T. I. Chuang and R. Bacigalupi 1963-8-2 5919 Plumas Childs Meadow 1463 Comment
  OBI8819  Perideridia parishii Lewis S. Rose 1966-7-27 66066 Plumas Butterfly Valley, 3 mi w of Keddie 1067 Comment
  UC1389962  Perideridia parishii subsp. latifolia T. I. Chuang and R. Bacigalupi 1963-8-2 5917 Plumas near Drakesbad Comment
  CAS-BOT-BC413567  Persicaria amphibia Robert J. Weatherby 1950-7-7 1463 Plumas Snake Lake, Quincy 1219 Comment
  CHSC44136  Persicaria amphibia V. Oswald; L. Ahart 1988-8-4 3668 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Locally common in shallow water (in which case the terminal leaves floating on the surface, the inflorescence emersed) or on mud along the marshy se edge of the lake. 1676 Comment
  CAS-BOT-BC419044  Persicaria lapathifolia Robert J. Weatherby 1950-7-21 1470 Plumas East Quincy 1036 Comment
  UCD99800  Persicaria lapathifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1416 Plumas About 2 miles south of Greenville, Indian Valley. Comment
  CHSC91731  Phacelia hastata subsp. hastata G. D. Barbe; T. C. Fuller 1982-6-17 3839 Plumas Northern California. Plumas National Forest. East shore Frenchman Lake; Crystal Fishing Access. At the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  CAS-BOT-BC134016  Phacelia hastata var. hastata Clare B. Hardham 1975-8-2 s.n. Plumas Black Mt. 2133 Comment
  CDA13578  Phacelia heterophylla subsp. virgata G. F. Hrusa, T. D. Wilfred 1997-6-26 13885 Plumas Sierra Nevada; Plumas NF. W side of Little Long Valley Creek approx. 1/4 m. W of Creek. N of Hwy 70 about 15 m. E of Quincy. Comment
  CDA17289  Phacelia heterophylla subsp. virgata G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16317 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
  CHSC52523  Phacelia heterophylla subsp. virgata L. P. Janeway 1990-6-5 3696 Plumas Near top of ridge on W side of Little Long Valley Creek; ca 1.1 mi NE of Hwy 70/89. Bottom of rocky cut-bank of road 23N12. 1630 Comment
  UC1143722  Phacelia heterophylla subsp. virgata G. T. Nordstrom 1934-7-2 170 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC1602018  Phacelia heterophylla subsp. virgata E. Sawyer 1935-6-14 110 Plumas 1 3/4 mi n Beckwith; Sierraville Quadrangle Comment
  UC1051774  Phacelia heterophylla subsp. virgata L. R. Heckard 1952-6-20 318 Plumas about 1 mi sw Crescent Mills (just off state route 89, near Indian Creek (branch of N. Fk. of Feather River)) 1219 Comment
  NY1057830  Phacelia humilis R. M. Austin 05 1878 s.n. Plumas Big Meadows Comment
  UCD120532  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
  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
  JEPS3100  Phacelia hydrophylloides Mrs. Emanuel Fritz 1933-7-15 Plumas along rocky road Spanish Peak 2145 Comment
  JEPS87593  Phacelia hydrophylloides Lowell Ahart 1994-7-7 7468 Plumas about 1/4 air mi sw of Pilot Peak (on w side of Pacific Crest Trail); Pacific Crest Trail 2011 Comment
  CHSC36314  Phacelia linearis M. S. Taylor 1982-6-10 4619 Plumas Around grassy knoll with large granite outcrop, sw of 23N72, ca. 1 mi sw of Table Rock, ca. 3 air mi ne of Beckwourth. 1554 Comment
  JEPS107706  Phacelia mutabilis Lowell Ahart, John Dittes 2005-9-19 12407 Plumas Along the sides of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1998 Comment
  SEINET10969179  Phacelia mutabilis Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4315 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  SEINET12249489  Phacelia mutabilis Unknown 1976-1 1161 Plumas by Cold Water Creek, ca 4 mi S of Grizzly Mt 1524 Comment
  CHSC76057  Phacelia procera G. F. Hrusa; T. D. Wilfred 1996-7-9 13193 Plumas Grizzly Campground, S of Bucks Lake on Hwy 162. [Original lat./long. on label is '39 52 N; 121 10 W']. 1600 Comment
  CHSC97188  Phacelia racemosa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14045 Plumas 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CAS-BOT-BC128861  Philadelphus John Thomas Howell 1962-6-16 37635 Plumas Lewisia Rock, Feather River North Fork - Sierra Nevada 640 Comment
  RSA0046805  Philadelphus lewisii Patricia Wilder 1971-6-21 5141 Plumas 2.8 mi north of California State Hwy 70 on Prattville-Butt Reservoir Road between Belden and Caribou. Cascade - Sierra Nevada Mtn. Range. Drainage Area: Feather River North Fork. 762 Comment
  CAS-BOT-BC260857  Phleum pratense Lowell Ahart 1977-8-8 1525 Plumas 4 mi. west of Pilot Pk. 1800 Comment
  CDA18595  Phlox diffusa G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3264 Plumas Sierra Nevada; Summit of Mt. Hough. 2194 Comment
  CHSC24973  Phlox diffusa L. Mayer; D. Brink 1975-7-1 Plumas Buck's Lake. Comment
  CHSC45359  Phlox diffusa Vernon Oswald 1986-6-6 2082 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  CHSC33622  Phlox gracilis M. S. Taylor 1981-4-3 3846 Plumas W side of 24N10, ca 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola. 1767 Comment
  JEPS113606  Phlox gracilis Lowell Ahart, John Dittes 2007-6-16 14110 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UCSC000594  Phlox gracilis E. Sawyer 1935-5-22 24 Plumas 2.5 miles S.S.E. of Beckwith Beckwith - Sierraville 1494 Comment
  UCD150652  Phlox hoodii subsp. canescens Jim McKenna 1974-5-26 84 Plumas Plumas National Forest, slope above Rock Lake. 1920 Comment
  CHSC35958  Phlox speciosa subsp. occidentalis M. S. Taylor 1982-5-25 4525 Plumas Along 23N12, 0.6 mi w of its jct with 23N52, ca. 3/4 mi w of McDermott Ravine, and 1.5 mi ne of Sloat. 1371 Comment
  RSA268957  Phlox speciosa subsp. occidentalis J. R. Reeder, Charlotte G. Reeder 1975-6-5 6677 Plumas 5 miles SE of Spring Garden in park like stand of Pinus ponderosa Comment
  CAS-BOT-BC60674  Phoenicaulis cheiranthoides M. S. Taylor 1982-5-14 4450 Plumas Along ridge above Turner Springs Road, ca. 1 mile south of Highway 114 (Clio-Portola Road). 1645 Comment
  CAS-BOT-BC140522  Physocarpus John Thomas Howell 1959-9-24 34938 Plumas Butterfly Creek near mouth Comment
  CAS-BOT-BC142217  Physocarpus capitatus Walter Knight; John Thomas Howell; Irja Knight 1966-7-27 1552 Plumas Along the bed of Butterfly Creek near mouth - Butterfly Botanical Area and vicinity 914 Comment
  NY61946  Pinus monticola E. Fritz 1936-7-12 8224 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CHSC116203  Piperia unalascensis Lowell Ahart 2015-7-4 20290 Plumas On the east side of the paved road, about 1/2 mile north of the intersection of Lumpkin Ridge Road and the road to Little Grass Valley Reservoir dam. 5680 Comment
  CHSC2381  Piperia unalascensis R. Carter 1964-7-4 142 Plumas One mile N of Green Island L. along Calif. Riding and Hiking Trail. 1706 Comment
  CHSC53581  Plagiobothrys cusickii L. P. Janeway 1989-7-25 3522 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. In drainage channel. 1737 Comment
  JEPS122172  Plagiobothrys cusickii Lowell Ahart 2014-8-20 19712 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
  CAS-BOT-BC230961  Plagiobothrys hispidulus John Thomas Howell 1962-6-18 37746 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC117628  Plagiobothrys hispidulus Lowell Ahart 2016-8-30 21330 Plumas On the west side of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CAS-BOT-BC230978  Plagiobothrys hispidulus D. E. Breedlove 1962-6-12 3435 Plumas Along State Highway 36, 6.9 miles W of Chester 1524 Comment
  POM196461  Plagiobothrys mollis J. T. Howell 1926-7-30 2156 Plumas Prattville. 1372 Comment
  SJSU14712  Plagiobothrys mollis N. A. Hopkins 1991-6-26 1685 Plumas Marble Hot Springs Rd 1524 Comment
  CHSC81107  Plagiobothrys mollis var. mollis Lowell Ahart 2001-8-28 9211 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
  SEINET10497119  Plagiobothrys scouleri Lowell Ahart 1985-7-3 Ahart 5102 Plumas About 4 1/4 miles north-east of La Porte. Comment
  CAS-BOT-BC228456  Plagiobothrys torreyi Alice Eastwood 1927-6-27 14432 Plumas United States Forest Reserve. On road from Chilcott Comment
  SEINET6170685  Platanthera dilatata var. leucostachys R. McKee, H. L. Westover 1918-1 Plumas Comment
  CHSC21520  Platanthera sparsiflora L. Mayer; D. Brink 1975-7-8 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC82362  Platanthera sparsiflora Lowell Ahart 2002-7-6 9852 Plumas In a small meadow, about 100 yards north of the gravel road, near a small branch of Coldwater Creek, about 3/4 mile southwest of Grizzly Mountain, about 2 miles (air) southwest of Haskins Valley and Bucks Lake. 1844 Comment
  SEINET10464992  Plectritis congesta subsp. brachystemon Mary Susan Taylor 1982-5-4 Taylor 4403 Plumas T24N R8E ne/ne sec 14. Bucks Lake NE quad. Serpentine outcrop, n side of Spanish Ranch-Bucks Lake Rd, at its jct with 24N17, ca. 0.5 mi ne of Meadow Valley. 3700 ft. 472 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
  SEINET10464982  Plectritis macrocera Mary Susan Taylor 1974-5-18 Taylor 251 Plumas Vicinity of Tobin and Butterfly Valley, Hwy 70. Comment
  RSA39884  Plectritis macrocera subsp. grayi Philip A. Munz 1947-5-16 11828 Plumas 8 miles north of Chilcoot. 1524 Comment
  CAS-BOT-BC458185  Pleuricospora fimbriolata Mrs. S. Earle Kelley 1920-7-1 s.n. Plumas Greenville Comment
  CAS-BOT-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
  JEPS115903  Poa bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16133 Plumas On the east side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  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
  UCD90555  Poa bolanderi John Thomas Howell 1960-7-19 35633 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC91828  Poa bulbosa G. Douglas Barbe; T. C. Fuller 1982-6-15 3736 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 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
  UCD14625  Poa bulbosa Nathan Horn 1989-5-18 12 Plumas California, Plumas Co.; along the south side of Highway 70; 1450 Comment
  UCSB45753  Poa bulbosa Reisentz, Paul 1979-5-11 Plumas Injun Jim Campground, 6.7 miles south of Beldon on Highway 70 Comment
  CHSC112559  Poa compressa B. Castro; L. P. Janeway 2007-6-9 1633 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. W side of Thompson Creek, in area of eroded gullies about 10 m off W edge of creek, ca 400 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  JEPS122170  Poa compressa Lowell Ahart 2014-8-20 19714 Plumas High edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  CAS-BOT-BC247271  Poa palustris John Thomas Howell; Gordon H. True 1969-6-23 45830 Plumas On Middle Fork of Feather River at Nelson Point 1249 Comment
  SEINET10661962  Poa palustris Lowell Ahart, John Dittes 2005-9-19 Ahart 12371 Plumas T27N, R11E, southwest 1/4 Section 35. On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2077 Comment
  CAS-BOT-BC247379  Poa pratensis W. Harnach; N. Harnach 1991-6-21 561 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23 1487 Comment
  CAS-BOT-BC247387  Poa pratensis Lowell Ahart 1977-8-8 1486 Plumas At the lake one mile west of Pilot Pk. Pilot Pk. is about 15 miles north-east of La Porte 2000 Comment
  CHSC52971  Poa pratensis L. P. Janeway 1989-6-30 3438 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  UCD91819  Poa pratensis A. A. Beetle 1941-6-28 2768 Plumas west side of Lake Almanor. 1828 Comment
  SEINET10926435  Poa pratensis Lewis S. Rose 1954-5-30 Rose 54078 A Plumas Sierra Nevada, Beckwourth. Desert slopes. 1524 Comment
  SBBG684  Poa secunda A. A. Beetle 1941-6-28 2769 Plumas W side of Lake Almanor 1219 Comment
  CAS-BOT-BC242980  Poa secunda subsp. secunda Greg Sommers 1976-7-1 140 Plumas Sierra Valley Marsh, roadside along Dyson Lane 1524 Comment
  CDA18764  Poa secunda subsp. secunda G. D. Barbe, T. C Fuller 1982-7-16 3752 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
  UCD40292  Poa secunda subsp. secunda Rodney Gale Myatt 1971-6-13 754 Plumas 1 mile below Layman Road, N of Ouincy, and on the N side of Hwy 70. 1036 Comment
  UCD90784  Poa secunda subsp. secunda Beecher Crampton 1954-5-10 1862 Plumas 1.5 miles NE of Portola. 1524 Comment
  SEINET10934906  Poa sierrae John Thomas Howell, Gordon H. True 1967-5-9 Howell 42204 Plumas 3.5 mi. SW of Belden, Feather River Canyon Comment
  CHSC109727  Polemonium occidentale subsp. occidentale B. Castro 2005-10-20 1530 Plumas High Sierra Nevada. Lake Davis/Grizzly Dam, ca 5 air mi N of Portola. On NNE-facing slope overlooking Big Grizzly Creek, ca 1000 ft downstream (SE) of dam and E of the main Lake Davis Rd (USFS Rd 24N07). 1734 Comment
  CAS-BOT-BC414171  Polygonum aviculare subsp. buxiforme Clare B. Hardham 1970-8-9 17716 X Plumas Road to Thompson Peak Lookout 2133 Comment
  UC501388  Polygonum convolvulus David D. Keck Jul 3 1932-Jul 5 1932 1669 Plumas Quincy Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC414556  Polygonum douglasii L. P. Janeway 1993-8-5 4498 Plumas Plumas National Forest, La Porte Ranger District. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap 1623 Comment
  UCD100239  Polygonum douglasii John Thomas Howell 1960-7-18 35569 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC83605  Polygonum douglasii subsp. douglasii John Dittes 2002-7-17 2 -25 Plumas Northern High Sierra Nevada; Plumas National Forest, Hartman Bar Ridge, ca. 7 air miles west of Little Grass Valley Reservoir, ca. 4 air miles north of Cascade. East of FS Road 22N05, ca. 0.4 mile north of FS Road 22N94. At edge of meadow. 1584 Comment
  UC466033  Polygonum douglasii subsp. douglasii Mrs. R. M. Austin July 1896 467 Plumas Big Meadows Comment
  CHSC57093  Polygonum douglasii subsp. johnstonii L. P. Janeway; Garrett Gibson 1991-7-11 4070 Plumas Plumas National Forest. Beckwourth Ranger District. Westside Compartment. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  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
  CHSC62486  Polygonum douglasii subsp. spergulariiforme L. P. Janeway 1993-9-23 4602 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 3.7 mi south of Middle Fork Feather River. Top of low ridgeline. 1498 Comment
  CHSC113890  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. 1533 Comment
  NY412746  Polygonum minimum R. M. Austin 07 1877 s.n. Plumas Spanish Peak Comment
  SEINET11930158  Polygonum minimum Unknown 1974-1 579 Plumas Small mountain near the headwater of Hopkins Creek, near Mt Etna, about 10 mi NE of La Porte 1829 Comment
  CAS-BOT-BC419884  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1962-6-18 37806 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC91739  Polygonum polygaloides subsp. confertiflorum G. D. Barbe; T. C. Fuller 1982-6-17 3846 Plumas Plumas National Forest. East shore Frenchman Lake; Crystal Fishing Access. At the parking lot. [Lat./long. on label is 39deg 55' N; 120deg 11' W]. 1706 Comment
  UC1111532  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1957-6-21 14700 Plumas vernal pool e Beckwourth Butte; Sierra Valley Comment
  CHSC115213  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2015-6-7 20219 Plumas West side of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  CAS-BOT-BC420060  Polygonum polygaloides subsp. kelloggii John Thomas Howell; H. Keith Wagnon 1980-5-27 53615 Plumas 1 mile west of Almanor 1386 Comment
  JEPS102514  Polygonum prolificum Lowell Ahart 2001-9-18 9290 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  CAS-BOT-BC421039  Polygonum spergulariiforme Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC421034  Polygonum spergulariiforme A. A. Heller 1937-9-1 15344 Plumas Near the Feather River bridge at Chester 1304 Comment
  UCSB51214  Polypodium californicum Almanza, Ed 1976-4-1 Plumas Feather River Canyon, N-fork, Hwy 70, 7 mi past county border 640 Comment
  CHSC81192  Polypogon monspeliensis Lowell Ahart 2001-8-29 9259 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SEINET10593696  Polypogon monspeliensis Mary Susan Taylor 1982-8-27 Taylor 5072 Plumas T23N R14E S 1/2 ne1/4 sec 28. Portola quad. Along river in moist areas; Ramelli Ranch, where Feather River crossed RR tracks, ca. 1.5 mi sw of Beckwourth. With Artemisia biennis, Bidens cernua 1487 Comment
  POM120960  Polystichum imbricans R. M. Austin 1876-1 s.n. Plumas [no locality information provided] Comment
  RSA0045588  Polystichum imbricans subsp. curtum Lowell Ahart 2012-7-1 18247 Plumas On the west side of the small stream, about 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. 834 Comment
  UCD150216  Polystichum kruckebergii G. Ledyard Stebbins 1968-8-1 6847 Plumas East Slope of Grizzly Peak, southwest of Taylorsville. (Exact location unknown. Coordinates estimated by label maker. Note: this location taken from Stebbins's notebook. Location given on label made by Stebbins is: Devil's Punchbowl, on Grizzly Mountain, north of Quincy. Date in notebook is 3 Aug 1968 and date on label is 1 Aug 1968. Elevation in notebook is 7500 ft. and elevation on label is 7300 ft.) 2225 Comment
  CAS-BOT-BC76709  Polystichum lemmonii M. S. Taylor 1982-6-9 4617 Plumas S side of Bucks Lake Rd., just E of Deanes Valley Rd., ca. 1.0 mi. NW of Meadow Valley. Bucks Lake Quad. 1127 Comment
  JEPS97804  Polystichum lemmonii R. Raiche 1988-7-4 80243 Plumas Red Hill (N of Rich Bar) 0.8 mi NW of Deadwood Saddle; Feather River Canyon 1481 Comment
  SEINET10867043  Polystichum lemmonii Mary Susan Taylor 1980-9-27 Taylor 3348 Plumas T23N R7E sw sec 8, Bucks Lake quad. ca. 0.3 mi S of Bucks Lake-Spanish Ranch Rd, ca. 0.4 mi E of Frenchman Hill, ca. 20 mi SW of Quincy; from base to top of a serpentine rock wall 600 ft tall. With W. Dakan & T. Griggs. 1646 Comment
  UC197927  Polystichum scopulinum J. G. Lemmon and wife July 1883 Plumas Indian Valley; N. Sierra Mts. Comment
  CAS-BOT-BC105582  Populus trichocarpa John Thomas Howell 1960-7-19 35701 Plumas Drakesbad - Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC105583  Populus trichocarpa John Thomas Howell 1961-9-23 36830 Plumas Indian Valley - Sierra Nevada 1082 Comment
  SEINET3145579  Populus trichocarpa E. K. Balls 1950-9-14 15822 Plumas 6 mi. NW of Chester, N Fork Feather River 1402 Comment
  SEINET10460758  Porterella carnosula Austin 1878-1 AUSTIN s.n. Plumas Near Slender district Comment
  CAS-BOT-BC267202  Potamogeton foliosus Robert J. Weatherby 1950-7-28 1492 Plumas Snake Lake, near Quincy 1219 Comment
  CAS-BOT-BC267203  Potamogeton foliosus John Thomas Howell 1926-7-24 2107 Plumas Lake Almanor near Prattville 1371 Comment
  SEINET11664774  Potamogeton gramineus W. Knight, Knight, I. 1983-1 4926 Plumas at Warner Valley on road to Drakesbad 1570 Comment
  RSA262477  Potamogeton natans Stephen L. Clement 1973-5-27 69 Plumas 2 miles west of Keddie. Comment
  UC177355  Potentilla flabellifolia Mrs. R. M. Austin Plumas Comment
  CHSC57453  Potentilla gracilis var. elmeri L. P. Janeway; Melinda Carlson 1991-6-18 4047 Plumas Plumas National Forest. North side Middle Fork Feather River, south side of Hwy 70, at Delleker, ca 0.3 mi west of Portola. Pasture. 1472 Comment
  CHSC102743  Potentilla gracilis var. fastigiata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16144 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam. 1606 Comment
  CAS-BOT-BC540402  Potentilla gracilis var. fastigiata John Thomas Howell 1966-7-29 42022 Plumas Sierra Nevada, Qunicy 1036 Comment
  CAS-BOT-BC158519  Potentilla millefolia Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  CHSC20816  Potentilla rivalis K. R. Stern 1975-7-23 5830 Plumas W shore of Lake Almanor. 1371 Comment
  SEINET6636445  Potentilla rivalis var. millegrana W. Harnach, N. Harnach 1990-7-6 466 Plumas Sierra Valley, On the first corner east of Co. Rd. A-23 on Marble Lane 1487 Comment
  CAS-BOT-BC47618  Primula suffrutescens Anna Head 1920-7-15 s.n. Plumas Round Lake Peak and Mt. Elwell (north slopes near ?), Feather River Region 2377 Comment
  CAS-BOT-BC158135  Prunus emarginata Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC158152  Prunus emarginata John Thomas Howell; Gordon H. True 1967-7-11 43335 Plumas Summit ridge of Mt. Hough 2194 Comment
  CAS-BOT-BC158153  Prunus emarginata John Thomas Howell 1976-7-20 52036 Plumas At south end of Lake Almanor 1371 Comment
  RSA515723  Prunus emarginata B. Pitzer 1988-5-29 951 Plumas Plumas National Forest, ca. 6.0 miles north of Gold Lake on Gold Lake Road, and 2.6 miles south of junction with Highway 89. 1829 Comment
  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
  UC338360  Prunus emarginata unknown 1889-5-28 Plumas Mohawk Valley Comment
  UCSB27407  Prunus emarginata Kunze, G. 1971-6-6 Plumas California 89, 5 miles south of Canyon Dam. 1158 Comment
  RSA59264  Prunus virginiana var. demissa E. K. Balls 1950-8-31 15555 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  SEINET10483101  Prunus virginiana var. demissa Mary Susan Taylor 1974-5-18 Taylor 249 Plumas Vicinity of Tobin and Butterfly Valley, Hwy 70. Comment
  CAS-BOT-BC356504  Pseudognaphalium beneolens John Thomas Howell 1959-9-21 34797 Plumas Virgilia 841 Comment
  CAS-BOT-BC357348  Pseudognaphalium microcephalum John Thomas Howell 1966-7-26 42000 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River 609 Comment
  JEPS17911  Pseudognaphalium thermale Rimo Bacigalupi 1955-7-22 5437 Plumas Tobin Feather River Canyon, Tobin 548 Comment
  CHSC81360  Pseudostellaria jamesiana L. P. Janeway 1996-5-13 4966 Plumas Northern High Sierra Nevada. Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. 902 Comment
  RSA755004  Pseudostellaria jamesiana L. Ahart 2008-7-16 15100 Plumas West of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 mile west of the bridge where the south Fork of the Feather River flows into Little Grass Valley Reservoir., About 2.5 air miles north of La Porte. 1598 Comment
  RSA518740  Pseudostellaria jamesiana Barbara Ertter, Gary Schoolcraft 1989-7-3 8635 Plumas Near Bear Creek crossing on Lone Rock road, Diamond Mts. ca. 9 airmiles S of Susanville. 1768 Comment
  RSA74356  Pseudostellaria jamesiana Milo S. Baker 1952-5-26 12465 Plumas Highway 89, just below Greeneville Comment
  SEINET10765118 Image available Pseudostellaria sierrae Richard K. Rabeler, Barbara J. Ertter; Tony Morosco; James R. Shevock 1997-6-14 Rabeler 1290 Plumas T26N, R9E, S14, SE 1/4. 150 ft S of FS road 26N49Y, 0.9 mi E of Plumas Co. 204 (Dixie Canyon Rd.), 1.95 mi N of CA 89, W of Crescent Mills. 1463 Comment
  RSA755811  Pseudotsuga menziesii L. Ahart, John Dittes 2009-7-13 16058 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  SEINET5334806  Pseudotsuga menziesii var. menziesii B. H. Banta 1949-5-28 126 Plumas 3 miles north of Quincy Comment
  SBBG30515  Psilocarphus tenellus D. Myrick 1968-6-19 1950 Plumas St Hwy 89, W of Lake Almanor 1371 Comment
  CAS-BOT-BC72609  Pteridium aquilinum John Thomas Howell 1961-6-21 36675 Plumas Greenville 1097 Comment
  CAS-BOT-BC72611  Pteridium aquilinum Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1592 Plumas Fern Glen. 1097 Comment
  UC122672  Pteridium aquilinum var. pubescens Mrs. R. M. Austin Aug, 1879 316 Plumas Indian Valley Comment
  UC875409  Pteryxia terebinthina var. californica Anna Head 1921-7-2 Plumas Lake Center, Feather River Region Comment
  CAS-BOT-BC147877  Purshia tridentata var. tridentata Greg Sommers 1976-8-20 245 Plumas Along Highway 70, 2 miles west of A24 1524 Comment
  JEPS113376  Purshia tridentata var. tridentata Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14003 Plumas East side of an open rocky flat, 20 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  JEPS19278  Pycnanthemum californicum W. L. Jepson 1918-8-16 8026 Plumas Clover Creek Canyon 1615 Comment
  RSA794197  Pyrola dentata Diana D. Jolles 2005-7-15 124 A Plumas Plumas National Forest. Old Haun Rd. from 147 by Lake Almanor. 1485 Comment
  SEINET7257120  Pyrola dentata A. A. Heller, P. B. Kennedy 1907-7-8 8764 Plumas Grade between Greenville and Prattville Comment
  JEPS58832  Pyrola picta E. Fritz and T. H. Harris Jul 1926 Plumas Meadow Valley Comment
  RSA0083323  Pyrola picta Lyman Benson 1932-7-29 4010 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  SEINET10973484  Pyrola picta Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4010 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CAS-BOT-BC308930  Pyrrocoma Clare B. Hardham 1975-8-2 20455 Plumas Black Mountain 2133 Comment
  CAS-BOT-BC362159  Pyrrocoma apargioides Mary Strong Clemens 1920-9-2 s.n. Plumas Beckwith [Beckwourth] Comment
  CHSC84530  Pyrrocoma lanceolata var. lanceolata John Dittes; Lowell Ahart 2003-8-8 2003 -90 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
  CAS-BOT-BC123568  Pyrrocoma lucida David Daniels Keck 1938-8-9 4897 Plumas 1 mile W of Portola, along road to Blairsden. 1480 Comment
  SBBG129862  Pyrrocoma racemosa var. paniculata D. H. Wilken, E. L. Painter, M. Wetherwax 2015-8-5 18001 Plumas S side of Feather River, W side of Beckwourth-Calpine Rd, 0.3 km S of St Hwy 70 1487 Comment
  UCD45591  Quercus chrysolepis John M. Tucker 1948-7-25 1736 Plumas California, Plumas Co.; summit of 'Lava Cap', ca. 1 mi. south of Cascade. Elevation 4717 ft. 1435 Comment
  UCR106824  Quercus chrysolepis J. M. Tucker 1948-7-25 1736 Plumas Summit of 'Lava Cap', c. 1 mi south of Cascade 1436 Comment
  CAS-BOT-BC93984  Quercus durata John Thomas Howell 1951-8-19 28168 Plumas near Rich Bar 792 Comment
  CHSC33933  Quercus durata var. durata M. S. Taylor; M. Foster 1981-7-18 4053 Plumas N side of Caribou Rd, ca. 4 mi ne of its jct with Hwy 70 near Beldon. 822 Comment
  UCD45903  Quercus durata var. durata John Thomas Howell 1959-9-21 34789 Plumas Plumas Co. El. 2500 ft. 762 Comment
  CAS-BOT-BC94264  Quercus garryana John Thomas Howell 1959-9-26 35067 Plumas near Virgilia 838 Comment
  UCD169277  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8995 Plumas Along Road 25N17 above Bean Creek 1.1 km north of its confluence at Spanish Creek; 0.5 km northwest of Bean Hill. 1405 Comment
  UC1135636  Quercus garryana var. semota E. Nourse 1934-8-1 5 Plumas 1 mi nw Silver Creek; Plumas National Forest, Bidwell Bar Quad. 1432 Comment
  UC1135651  Quercus kelloggii C. W. Hanks 1934-8-18 58 Plumas nw Upper Long Valley Plumas National Forest, Sierraville Quad. 1676 Comment
  CAS-BOT-BC104595  Quercus vacciniifolia Anna Head 1921-7-6 s.n. Plumas Bear Ridge, above Lake Center Camp. Feather River Region Comment
  CDA14023  Quercus vacciniifolia G. F. Hrusa, B. A. Smith 1996-8-8 13471 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CHSC102042  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
  RSA654745  Quercus vacciniifolia J. M. Tucker 1948-7-25 1736 Plumas Summit of 'Lava Cap,' ca. 1 mile south of Cascade. 1436 Comment
  SEINET5586335  Quercus vacciniifolia John M. Tucker 1948-1 1733 Plumas California, Plumas County.; about 1/4 mi. below the Camel Peak Lookout, along the road; shrubs in chaparral of Arctostaphylos and Castanopsis 1676 Comment
  CAS-BOT-BC362685  Raillardella argentea Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake region Comment
  UC1258302  Ranunculus Nancy Morin July 1978 268 Plumas near intersection of A24 and Dyson Lane; Sierra Valley Comment
  CHSC42067  Ranunculus alismifolius var. lemmonii Kimber Hostetter 1986-4-12 9 Plumas Ca. 1.6 km on Butterfly Valley Botanical Gardens turnoff, off Hwy. 70 at Keddie Resort, ca. 8 km n of Quincy. 1500 Comment
  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
  SEINET3840890  Ranunculus aquatilis G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3857 Plumas Frenchman Lake, East shore, Crystal Fishing Access, Marshy arm of the lake at parking lot, USGS Quadrangle: Frenchman Lake 7.5 1710 Comment
  CHSC46710  Ranunculus aquatilis var. diffusus V. Oswald; W. Dempsey 1989-8-24 3966 Plumas Domingo Spring, ca. 8 mi wnw of Chester. In Domingo Creek. 1560 Comment
  CAS-BOT-BC378979  Ranunculus aquatilis var. diffusus David D. Keck 1932-7-3 1661 Plumas Quincy, Northern Sierra Nevada 488 Comment
  CAS-BOT-BC379245  Ranunculus aquatilis var. diffusus Fred Sommers; Greg Sommer 1976-6-7 118 Plumas Sierra Valley Marsh, in ditch along Dyson Lane, 300 m west of metal bridge 1524 Comment
  JEPS55182  Ranunculus californicus W. L. Jepson 1910-6-5 4068 Plumas Warner Valley; creek flats 1524 Comment
  UC570227  Ranunculus cymbalaria var. saximontanus E. Sawyer 1935-6-14 105 Plumas 1 mi s Sugarloaf; Sierraville Quadrangle 1524 Comment
  UC118218  Ranunculus flammula Mrs. R. M. Austin 1881-1 Plumas Comment
  CHSC81145  Ranunculus flammula var. ovalis Lowell Ahart 2001-8-28 9217 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, where there are springs andon the west side of the poor dirt road, about 3/4 mile northeast of Chester. 1371 Comment
  JEPS102723  Ranunculus flammula var. ovalis Lowell Ahart 2001-10-16 9379 Plumas On the SW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  CHSC60488  Ranunculus glaberrimus var. ellipticus L. P. Janeway 1992-4-2 4146 Plumas Plumas National Forest. West side of Claireville Flat; 1/3 mi southeast of Hwy 70 and 3/4 mi northwest of Middle Fork Feather River. 1484 Comment
  SEINET8697205  Ranunculus glaberrimus var. glaberrimus W. Harnach, N. Harnach 1989-3-29 004 Plumas Approx 1 mile N of The Sierra/Plumas Co. line on Co. Rd. A-23, Hillside N of the Barry corrals. 1506 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
  SEINET8700041  Ranunculus occidentalis var. occidentalis C. Tanner 1999-5-17 s.n. Plumas Portola, along both sides of Todd Road, ca 0.25 mile S of C. Roy Carmichael school. 1487 Comment
  CDA19218  Ranunculus orthorhynchus var. orthorhynchus G. D. Barbe, T. C. Fuller 1982-6-16 3787 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CAS-BOT-BC55823  Rhamnus John Thomas Howell 1977-6-21 52394 Plumas Vista Point near Lake Almanor Dam 1432 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
  UC1121917  Rhamnus purshiana F. W. Embree 1934-6-12 98 Plumas 1.25 mi s and 0.25 mi w Bucks Lane; Plumas National Forest, Bidwell Bar Quad. 1706 Comment
  RSA518942  Rhamnus rubra J. T. Howell 1975-7-21 51340 Plumas Injun Jim Campground, eather River Canyon. 610 Comment
  RSA88581  Rhamnus rubra L. S. Rose 1954-5-30 54070 Plumas Johnsville 1601 Comment
  UC1408962  Rhamnus rubra R. F. Thorne and C. W. Tilforth 1969-9-6 39225 Plumas ca 2.5 mi s Graeagle (on Gold Lake Road) 1645 Comment
  SEINET11975902  Rhododendron californicum Unknown 1961-1 253 Plumas Upper Butterfly Valley, 2.5 mi W turn off Hwy 89-US 40 1 Comment
  CAS-BOT-BC56575  Rhododendron columbianum Walter Knight; Irja Knight 1966-6-18 1289 Plumas Butterfly Valley 1143 Comment
  CAS-BOT-BC56578  Rhododendron columbianum Anna Head 1921-7-17 s.n. Plumas Gray Eagle Creek, Feather River region Comment
  CAS-BOT-BC56580  Rhododendron columbianum E. K. Balls 1950-9-9 15770 Plumas west of Lakes Center Public Camp, southern Plumas County 2042 Comment
  CHSC82448  Rhododendron neoglandulosum Lowell Ahart 2002-7-6 9841 Plumas On the south side of the dirt road and south of the large meadow, on Rock Island Ridge, about 3/4 mile southeast of Soapstone Hill and the Oroville Quincy Highway, about 1 1/2 miles (air) northeast of Four Trees. 1611 Comment
  CHSC55690  Rhododendron occidentale Steven Triano 1988-4-17 59 Plumas Ca 40 ft n of Hwy. 70 and 11.3 mi e of its jct. with Hwy 89. 822 Comment
  CHSC61619  Rhododendron occidentale Hatton; Cayot 1914-9-20 100 Plumas Cascade Valley. 1219 Comment
  RSA101418  Rhododendron occidentale var. californicum R. Weatherby 1955-6-16 1531 Plumas Feather River Canyon. Head of Berry Creek, above Virgilia. Comment
  RSA565012  Rhynchospora alba D. W. Taylor, Glenn L. Clifton 1990-8-10 11431 Plumas Lassen Nat l Park, Little Willow Lake. 1875 Comment
  CHSC66695  Rhynchospora capitellata Vernon H. Oswald; Linnea Hanson 1996-7-30 8099 Plumas Butterfly Valley Botanic Area NW of Quincy on Forest Rd. 25N47 ca. 0.3 mi S of its junction with Road 417. 1188 Comment
  CDA14751  Ribes nevadense G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3309 Plumas Diamond Mountain Road 1.4 miles north-northeast of Engle Mine townsite. 1295 Comment
  CHSC70263  Ribes nevadense B. Castro; R. Fallscheer, R. Zebell 1989-8-7 360 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1737 Comment
  JEPS115169 Image available Ribes nevadense Lowell Ahart, John Dittes 2009-7-15 16080 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1702 Comment
  UC465793  Ribes nevadense H. M. Hall July 1912 9322 Plumas Long Lake Sierra Nevada Mountains 2042 Comment
  RSA0023141  Ribes nevadense F. W. Embree 1934-6-6 85 Plumas 1.5 miles NW of Bucks Mtn. 1524 Comment
  RSA0023142  Ribes nevadense Louis C. Wheeler 1959-7-15 7569 Plumas Middle Fork Feather River: McCarty Mine, McCarty Bar. Comment
  JEPS28657  Ribes roezlii George W. Gillett 1957-7-19 859 Plumas about 1 1/4 mi above Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 2057 Comment
  UC586937  Ribes roezlii Joseph Andorfer Ewan 1934-6-25 8224 Plumas above Dentens (Blairsden) (Gold Lake Road); Sierra Nevada Comment
  UCR54287  Ribes roezlii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0952 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  CHSC87612  Ribes roezlii var. roezlii Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10915 Plumas On the east side of Forest Road 25N10, about 2 miles (air) west of Grizzly Peak, about 8 miles (air) northeast of Quincy. 1804 Comment
  CDA13917  Rigiopappus leptocladus G. F. Hrusa 1997-5-3 13844 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CAS-BOT-BC363067  Rigiopappus leptocladus Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth 1524 Comment
  CAS-BOT-BC74627  Rorippa curvisiliqua John Thomas Howell 1960-7-19 35617 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC40441  Rorippa curvisiliqua Lowell Ahart 1985-7-11 5127 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
  SEINET10907258  Rorippa curvisiliqua Lowell Ahart 1985-7-11 Ahart 5127 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CHSC38017  Rorippa curvisiliqua var. orientalis M. S. Taylor 1982-8-30 5076 Plumas S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. 2103 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
  CAS-BOT-BC74870  Rorippa tenerrima John Thomas Howell 1976-7-16 51896 Plumas Sierra Nevada. Spanish Creek at mouth of Wapaunsie Creek. 1097 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
  JEPS105836  Rosa bridgesii Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11174 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2053 Comment
  CAS-BOT-BC148166  Rosa gymnocarpa John Thomas Howell 1967-6-23 42675 Plumas Canyon of Butterfly Creek - Sierra Nevada 1036 Comment
  CDA14694  Rosa gymnocarpa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3173 Plumas 2.0 miles south of Long Valley and Rush Creek roads, 4.0 miles north of Highway 70 at Grays Flat. 1447 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
  CAS-BOT-BC147044  Rosa pisocarpa John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2453 Plumas Butterfly Creek Canyon 975 Comment
  OBI9993  Rubus leucodermis Lewis S. Rose 1966-7-26 66051 Plumas Butterfly Crk and Spanish Crk. 1 mi S of Keddie 991 Comment
  CHSC117549  Rubus parviflorus Lowell Ahart 2016-7-9 21100 Plumas South side of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  OBI2945  Rumex acetosella Lewis S. Rose 1968-6-10 68092 Plumas Quincy 1036 Comment
  POM280481  Rumex acetosella Lyman Benson 1932-7-29 3995 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CAS-BOT-BC422048  Rumex acetosella Lowell Ahart 1985-9-26 5170 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
  RSA0039546  Rumex acetosella Lowell A. Ahart 2008-8-13 15182 Plumas 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 1 mile northeast of La Porte. 1613 Comment
  CAS-BOT-BC422163  Rumex californicus D. E. Breedlove 1962-6-12 3443 Plumas On northern bank of Indian Creek along State Hwy. 89, 6.9 miles south of Greenville 1066 Comment
  CAS-BOT-BC433315  Rumex crispus M. S. Taylor 1982-9-8 5108 Plumas S side of Round Valley Reservoir, ca. 4 mi s of Greenville. 1371 Comment
  CAS-BOT-BC433320  Rumex crispus Greg Sommers 1976-7-29 198 G Plumas Sierra Valley Marsh. South of Dyson Road east of metal bridge. Comment
  CHSC81811  Rumex fueginus Lowell Ahart 2001-10-16 9374 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  SEINET4178423  Rumex paucifolius W. Harnach, N. Harnach 1990-6-13 375 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  CHSC20774  Rumex salicifolius var. denticulatus K. R. Stern 1975-7-23 5861 Plumas W shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC434312  Rumex triangulivalvis John Thomas Howell; Gordon H. True 1967-7-9 43268 Plumas At Quincy 1036 Comment
  CAS-BOT-BC434313  Rumex triangulivalvis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54398 Plumas Haskins Valley just south of Bucks Lake. 1572 Comment
  CHSC21598  Sagina saginoides D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Bucks Lake. Found beside a stream. Comment
  CAS-BOT-BC267071  Sagittaria Marcus E. Jones 1897-7-5 s.n. Plumas Prattville 1371 Comment
  UC935741  Sagittaria cuneata Malcolm A. Nobs and S. Galen Smith 1949-8-19 1401 Plumas ca 2 mi s Greenville (Indian Valley); Indian Valley Comment
  RSA764307  Sagittaria latifolia Doris Bowers 1972-8-31 1881 Plumas Round Valley Reservoir, near Greenville 1366 Comment
  SEINET10465399  Sagittaria latifolia Mary Susan Taylor 1981-8-5 Taylor 4165 Plumas 1069 Comment
  UCD138051  Sagittaria latifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1419 Plumas 2 miles souht of Greenville, Indian Valley. Comment
  SEINET7722557  Salix austinae Unknown Plumas Indian Valley Comment
  CAS-BOT-BC103625  Salix eastwoodiae Joseph Andorfer Ewan 1934-7-16 8503 Plumas Mt. Elwell trail above Bear Lakes 1981 Comment
  CHSC74122  Salix eastwoodiae J. Jurewicz 1992-9-22 Plumas Ca 5 air mi S of Bucks Lake, ca 0.2 mi E of USFS Rd 23N15 at 'Green's Flat' site. 1712 Comment
  RSA52884  Salix eastwoodiae R. Weatherby 1950-9-1 1529 Plumas Above Hellgramite Pond near Long Lake. Lakes Basin Area. 2226 Comment
  CAS-BOT-BC103888  Salix exigua Walter Knight; Irja Knight 1967-9-16 2244 Plumas Mouth of Butterfly Creek 883 Comment
  JEPS115120  Salix exigua Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16222 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  JEPS14871  Salix geyeriana John Warren Duffield 1937-5-30 Plumas gravel pit n. Meadow Valley Creek (near rd. into U.C. Forestry Camp) Comment
  UC525904  Salix geyeriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather R. ca. 5 mi s.w. of Prattville Comment
  UC525899  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 698 Plumas ca. 5 mi. s.w. Prattville (Fork of Feather R.); Fork of Feather R. Comment
  UC525902  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 698 Plumas ca. 5 mi. s.w. Prattville (Fork of Feather R.); Fork of Feather R. Comment
  CAS-BOT-BC125301  Salix lasiandra var. lasiandra Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC125320  Salix lasiandra var. lasiandra M. S. Taylor 1982-5-16 4454 Plumas Along creek ca. 1/8 mi e of Hwy 89, ca. 1/4 mi n of Graeagle, in Mohawk Valley 1310 Comment
  CAS-BOT-BC125330  Salix lasiandra var. lasiandra John Thomas Howell 1977-8-11 52675 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  SEINET11957801  Salix lasiolepis E. L. Smith 1971-1 951 Plumas Quincy 1043 Comment
  CAS-BOT-BC107160  Salix lasiolepis var. bigelovii John Thomas Howell; T. C. Fuller 1981-6-25 54353 Plumas 4.8 miles northwest of Antelope Reservior - Sierra Nevada 1661 Comment
  JEPS106026  Salix lasiolepis var. lasiolepis Lowell Ahart, Josephine Guardino 2004-5-24 10945 Plumas On the bottom of a small drainage, about 100 yards north of the railroad, Greenhorn Creek, and Highway 70, about 1/2 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1158 Comment
  CHSC9573  Salix lemmonii E. L. Smith 1971-4-28 947 Plumas In Indian Valley ca. 1 mi se of Greenville. 1088 Comment
  CAS-BOT-BC124795  Salix lemmonii John Thomas Howell 1960-7-21 35838 Plumas Flats nw. of Willow Lake 1676 Comment
  SBBG29053  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 393 Plumas N fork of Feather River at Chester, flood plain at hwy bridge 1350 Comment
  SBBG57906  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 393 Plumas N fork of Feather River at Chester, flood plain at hwy bridge 1350 Comment
  SD982  Salix ligulifolia Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas North Fork of Feather River, at Chester, flood plain at highway bridge 1349 Comment
  UC482042  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 397 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  RSA151686  Salix lucida Paul A. Mitchell 1959-6-8 38 Plumas D L Bliss State Park, along N shore of Emerald Bay near marshy cove and old stone pier Comment
  RSA716802  Salix lucida subsp. lasiandra L. Ahart, John Dittes 2005-9-20 12453 Plumas S side of Forest Road 27N34, about 1 mile NE of Eisenheimer Peak, about 3/4 of a mile S of Wilcox Valley 1985 Comment
  CAS-BOT-BC129391  Salix melanopsis A. A. Heller; P. B. Kennedy 1907-7-13 8830 Plumas Taylorville Comment
  CHSC114709  Salix melanopsis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3171 Plumas 4.6 miles south of junction Long Valley and Rush Creek Roads. 1402 Comment
  SD917  Salix melanopsis Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather river, at Chester, on flood plain at highway bridge 1349 Comment
  SEINET10417189  Salix melanopsis W. Harnach, N. Harnach 1991-5-11 536 Plumas Sierra Valley, W of Beckwourth, along Feather River, Ramelli Ranch. 1487 Comment
  UC482044  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
  CHSC115799  Salix orestera Lowell Ahart; John Deurloo 2015-8-25 20532 Plumas On the bottom of the Bean Hill Mine, hydraulic mine in serpentine, 2.8 miles (air) east-northeast of Silver Lake, 3.3 miles (air)south Twain, 7.8 miles (air) west-northwest of Quincy. 1367 Comment
  CAS-BOT-BC125930  Salix prolixa David D. Keck 1932-7-3 1658 Plumas Meadow south of Spanish Creek, Quincy, in the Northern Sierra Nevada 1065 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
  CHSC101933  Salix scouleriana Lowell Ahart; John Dittes 2009-7-15 16079 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  UC1135079  Salix scouleriana G. T. Nordstrom 1934-7-17 231 Plumas 1 1/2 mi. s & 1/2 mi. e. Buck's Mt.; Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  SEINET4174120  Salsola paulsenii W. Harnach, N. Harnach 1990-7-10 468 Plumas Sierra Valley, just west of the steel bridge on Marble Lane 1486 Comment
  CHSC21121  Sambucus mexicana F. T. Griggs; A. Pass 1975-7-2 32 Plumas East of road. Buck's Lake Forest Service Survey. Comment
  CHSC80824  Sambucus mexicana Lowell Ahart 2001-7-17 8922 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC170984  Sambucus mexicana H. M. Hall 1912-8-2 9375 Plumas Willow Creek Sierra Nevada Mountains 1249 Comment
  POM161622  Sambucus microbotrys R. C. Bacigalupi 1927-7-8 1658 Plumas Western edge of Long Lake Comment
  CAS-BOT-BC238842  Sambucus nigra subsp. caerulea Anna Head 1921-8-1 s.n. Plumas Feather River Region Comment
  CAS-BOT-BC238843  Sambucus nigra subsp. caerulea Thomas H. Kearney 1944-8-14 144 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC235199  Sambucus racemosa var. racemosa Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CDA13361  Sanguisorba annua G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13210 Plumas Sierra Nevada; N side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  CDA17223  Sanguisorba annua G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16326 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
  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
  UC1561210  Sanicula graveolens Barbara Ertter with Gary Schoolcraft 1988-7-3 8646 Plumas 8 air mi s of Susanville (on s side of Red Rock Lookout); Red Rock Lookout 2255 Comment
  SEINET10454662  Sanicula graveolens Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3886 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  UC2012966  Sanicula tuberosa Barbara Ertter with Gary Schoolcraft 1990-5-14 8982 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir. Comment
  SEINET3239796  Santalaceae R. L. Mathiasen 2010-1 1040 Plumas 1.1 km S of Rte. 36 on Rte. 89. West shore of Lake Almanor. 1390 Comment
  CHSC95004  Saponaria officinalis Lowell Ahart 2006-10-23 13479 Plumas On large gravel, on the southeast side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  UC485773  Saxifraga oregana H. E. and S. T. Parks 1928-6-20 221 Plumas Drakesbed; Mount Lassen National Park, Drakesbed Comment
  CDA6721  Scabiosa atropurpurea D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .259 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CAS-BOT-BC283630  Schedonorus pratensis John Thomas Howell 1960-7-18 35566 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC111267  Schoenoplectus acutus var. occidentalis Walter Knight; Irja Knight 1966-6-18 1389 Plumas Butterfly Valley, in sort mud or shallow water of pond reservoir. 1097 Comment
  CAS-BOT-BC111275  Schoenoplectus acutus var. occidentalis Alice S. Mulford 1944-8-14 s.n. Plumas Lower end of Smith Lake, in water 1874 Comment
  CAS-BOT-BC35582  Scirpus congdonii Gladys L. Smith 1959-6-20 1259 Plumas Butterfly Valley near Quincy Comment
  CAS-BOT-BC30740  Scirpus diffusus John Thomas Howell 1959-9-22 34852 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC111012  Scirpus microcarpus Walter Knight; Irja Knight 1966-6-18 1388 Plumas Butterfly Valley. Near Pond Reservoir. 1127 Comment
  CDA13967  Scirpus microcarpus G. F. Hrusa 1996-8-2 13430 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, ca. 1 mi. NW of Argentine Rock. trib. of Squirrel Creek. Comment
  JEPS64007  Scirpus microcarpus W. L. Jepson 1939-8-14 19419 Plumas Willow Creek 1828 Comment
  CAS-BOT-BC111013  Scirpus microcarpus L. P. Janeway 1990-8-29 3847 Plumas Ca. 0.1 mi W of Paradise Cr ca 3/4 mi S of Little Grizzly Cr. Mt. Ingalls quad. 1905 Comment
  UC170945  Sclerolinon digynum H. M. Hall 1912-8-3 9382 Plumas Quincy; Sierra Nevada Mountains 1066 Comment
  SEINET13751293  Scrophularia desertorum M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -6 Plumas Road along Last Chance Creek from Chilcoot to Frenchman's 1707 Comment
  SD6636  Scutellaria antirrhinoides R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC214249  Scutellaria nana David D. Keck 1932-7-6 1720 Plumas 6 miles west of Chester, Sierra Nevada 1524 Comment
  UC584299  Scutellaria nana G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2273 Plumas sw of Diamond Mountain (s of Susanville) 2164 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
  CHSC107471  Sedum obtusatum subsp. boreale M. Simenc; N. Habecker, T. Hanson, M. Williams 2011-8-17 27 Plumas Northern High Sierra Nevada. 430m (air) SW of turn to Onion Valley Reservoir canping area; 22km NE of La Porte on La Porte Quincy Rd. Locally abundant on and above cliffs above La Porte Quincy Rd on reddish rock. 1991 Comment
  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
  CHSC46746  Sedum obtusatum subsp. boreale Lowell Ahart 1979-7-18 2005 Plumas About 1 mile west of Pilot Peak, near the large outcrop on the east side of Quincy La Porte Road, south of Onion Valley, about 10 miles north-east of La Porte. 1828 Comment
  CHSC57277  Sedum obtusatum subsp. obtusatum L. P. Janeway 1984-9-1 1146 Plumas On Sierra crest southwest of Mt Elwell. 2164 Comment
  CAS-BOT-BC418395  Sedum plumasanum P. C. Hutchison 1961-6-9 2122 Plumas Conyon of the North fork of the Feather River along highway US Alt. 40, on the serpentine cliffs above Rich Bar 853 Comment
  NY388004  Sedum plumasanum P. C. Hutchison 1961-6-14 2122 Plumas Canyon of the North Fork of the Feather River along highway US. On serpentine cliffs above Rich Bar. 40 Comment
  UCR115322  Sedum spathulifolium G. D. Barbe, T. C. Fuller 1982-7-15 3746 Plumas Sierra Nevada, Shale road cut, 5.2 mi NE of junction with road to Red Hill, Plumas National Forest. BM: M 1524 Comment
  RSA0074743  Sedum spathulifolium Christopher Davidson 1975-6-7 2739 Plumas Ca. 3 miles on dirt road to Snake Lake branching to NW off Hwy 70 ca. 2 miles N of Quincy. 1273 Comment
  CAS-BOT-BC62196  Selaginella wallacei John Thomas Howell 1959-9-26 35075 Plumas 3.2 mi. w. of Belden Comment
  SEINET6409438  Selaginella wallacei J. T. Howell 1959-9-26 35082 Plumas Sierra Nevada, Storrie 549 Comment
  JEPS113560  Senecio aronicoides Lowell Ahart, John Dittes 2007-6-17 14208 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  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
  CAS-BOT-BC363730  Senecio hydrophilus E. K. Balls 1950-9-6 15685 Plumas Road from Quincy to East Quincy 1097 Comment
  CAS-BOT-BC363792  Senecio integerrimus L. W. Swift 1933-6-7 83 Plumas Plumas National Forest. Fitch Canyon 1889 Comment
  CAS-BOT-BC363793  Senecio integerrimus L. W. Swift 1930-7-3 32 Plumas Plumas National Forest. Fitch Canyon Allot. 1889 Comment
  CAS-BOT-BC363925  Senecio integerrimus var. exaltatus Roxana S. Ferris 1952-5-18 12490 Plumas 1.5 miles north of Greenville 1097 Comment
  JEPS37434  Senecio integerrimus var. exaltatus W. L. Jepson 1927-6-23 12306 Plumas near Camp Kelly; Warner Creek 1584 Comment
  CAS-BOT-BC364175  Senecio serra A. A. Heller; P. B. Kennedy 1907-7-16 8860 Plumas Genessee Valley near Genessee Comment
  CDA8682  Senecio streptanthifolius Vernon H. Oswald & Lowell Ahart 1998-8-11 9491 Plumas Slope on the south side of Onion Valley on the Quincy-La Porte Road (County Road 511) northwest of Pilot Peak. Comment
  CDA13971  Senecio triangularis G. F. Hrusa 1996-8-2 13434 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, Approx. 1 mi. NW of Argentine Rock. Comment
  CHSC21296  Senecio triangularis F. T. Griggs 1975-7-29 259 Plumas Buck's Lake. Comment
  CHSC99822  Senecio triangularis Lowell Ahart 2008-7-16 15096 Plumas In a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  JEPS37449  Senecio triangularis W. L. Jepson 1939-7-31 19325 Plumas Buck Valley 1584 Comment
  JEPS37598  Senecio triangularis H. M. Wheeler 1944-8-23 Plumas w of Walker Mine; Cascade Creek Comment
  RSA59418  Senecio triangularis E. K. Balls 1950-9-8 15707 Plumas Lakes Center Public Campground, Southern Plumas County. 2043 Comment
  CHSC70220  Sericocarpus oregonensis B. Castro; R. Fallscheer 1989-8-7 355 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rds 23N18, ca 0.4 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south flank Red Mtn. 1767 Comment
  JEPS88362  Sericocarpus oregonensis subsp. californicus Vernon H. Oswald and Lowell Ahart 1996-8-14 8162 Plumas Silver Lake Rd. 0.5 mi se Silver Lake Campground (ne of Nucks Lake); northern High Sierra Nevada 1706 Comment
  CAS-BOT-BC213135  Sidalcea John Thomas Howell 1961-6-21 36604 Plumas Greenville, Sierra Nevada 1097 Comment
  CHSC9756  Sidalcea glaucescens Nancy Mosman 1971-7-17 150 Plumas In meadow 25 ft n of Hwy 32 ca. 3.8 mi s of Chester. 1493 Comment
  SD211630  Sidalcea glaucescens Barbara Ertter 1989-7-4 8680 Plumas 2.2 miles West of junction with Highway 89 and Highway 36 Southwest of Chester 1463 Comment
  UCR123524  Sidalcea glaucescens George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6870 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  POM84695  Sidalcea hartwegii Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  SD7243  Sidalcea malviflora D. C. July 1882 Plumas Prattville Comment
  CHSC102640  Sidalcea oregana subsp. spicata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16134 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
  CHSC21704  Sidalcea oregana subsp. spicata F. T. Griggs; A. Pass 1975-8-2 289 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC97309  Sidalcea oregana subsp. spicata Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14461 Plumas About 30 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  UC1124999  Sidalcea oregana subsp. spicata C. G. Albertus 1935-8-3 245 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quad. Comment
  RSA59475  Sidalcea oregana subsp. spicata E. K. Balls 1960-9-16 15876 Plumas Near Fish Hatchery, just N of Plumas and Sierra Co line. 1433 Comment
  CHSC21352  Silene douglasii F. T. Griggs; A. Pass 1975-8-7 319 Plumas Mt. Pleasant. Buck's Lake. Comment
  CHSC57073  Silene douglasii L. P. Janeway 1991-7-23 4093 Plumas Plumas National Forest. Between Gold Lake Hwy and Gray Eagle Creek, 1.0 mi north of turn to Gray Eagle Lodge. 1691 Comment
  SD46528  Silene douglasii Robert J. Weatherby 1950-8-11 1507 Plumas On trail near Long Lake, Lakes Basin Area, North Sierra Nevada Mountains. 1980 Comment
  CHSC67210  Silene invisa James D. Jokerst 1989-7-3 3111 Plumas Florintine Canyon W of Johnstown. Comment
  CHSC21649  Silene laciniata subsp. californica D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  CAS-BOT-BC181340  Silene latifolia John Thomas Howell 1963-6-3 39385 Plumas Quincy - Sierra Nevada 1036 Comment
  SBBG2040  Silene lemmonii H. and M. Dearing 1938-7-1 2253 Plumas 1 mi E 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
  RSA245247  Silene lemmonii John Pratt 1970-6-25 40 Plumas [Unspecified] 1707 Comment
  UCSB15992  Silene lemmonii Breedlove, Dennis 1962-6-12 Plumas Bank of Jackson Creek; upper rrainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CAS-BOT-BC181366  Silene occidentalis John Thomas Howell 1951-6-27 27557 Plumas Johnsville - Sierra Nevada 1584 Comment
  JEPS50947  Silene occidentalis subsp. occidentalis R. H. Platt 1891-1 Plumas the Sierras Comment
  UC1137898  Silene occidentalis subsp. occidentalis D. Axelrod 1934-6-12 37 Plumas 1/2 mi s Fowler Peak; Plumas National Forest, Downieville Quad. Comment
  CAS-BOT-BC75122  Sisymbrium altissimum Anna Head 1920-6-6 s.n. Plumas Feather River Region. Camp Rodgers. Railroad cutting. 701 Comment
  CAS-BOT-BC75123  Sisymbrium altissimum Lowell Ahart 1981-9-6 3093 Plumas Sierra Nevada. 1.5 mile southwest of Crescent Mills. 1200 Comment
  RSA88404  Sium suave J. T. Howell 1951-8-20 28217 Plumas Genesee 1128 Comment
  SEINET3149129  Solidago californica E. K. Balls 1950-9-9 15693 Plumas 3.1 mi E of turn to Sloat, between Quincy and Portola, Hwy 24 1250 Comment
  SEINET11382869 Image available Solidago canadensis Unknown 1934-1 8252 Plumas Mohawk Valley. 5300 ft. Comment
  CHSC34924  Solidago elongata M. S. Taylor 1981-8-20 4232 Plumas S side of Fox Rd (27N92) at jct with creek, ca. 2 mi se of Canyon Dam. 1524 Comment
  UC1999895  Solidago elongata J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-12 9304 Plumas CA-89, E of Canyondam, 10.5 km NW of Greenville. Comment
  SEINET11382905 Image available Solidago elongata Unknown 1934-1 8175 Plumas along Middle Fork Feather River, Deuteus (?), Mohawk Valley Comment
  CHSC48197  Solidago velutina subsp. californica Vernon Oswald 1984-7-9 1358 Plumas Hwy 89 at Lake Almanor spillway. Beside the road. 1377 Comment
  CHSC99235  Solidago velutina subsp. californica John Dittes; Lowell Ahart 2005-9-19 1291 Plumas Northern High Sierra Nevada Range; ca. 7.1 air miles E x SE of Taylor Lake; disturbed open dry area just north of FS Route 27N10. 1955 Comment
  CHSC62158  Sorbus scopulina L. P. Janeway 1993-8-14 4523 Plumas Plumas National Forest. Seep adjacent to creek on east side of road 24N29Y; ca 0.7 mi northwest of Haskins Creek, ca 1.4 mi east-southeast of Bucks Lake. 1731 Comment
  CHSC77048  Spergularia rubra L. P. Janeway 1996-8-20 5073 Plumas Granite Basin; upper drainage of Little North Middle Fork Feather River; along Road 23N35X 0.4 mi north of Road 23N18. 1493 Comment
  CAS-BOT-BC390685  Spergularia rubra John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1982 Plumas Butterfly Botanical Area and Vicinity. Near barn in valley proper 1036 Comment
  RSA0098101  Spergularia rubra L. Ahart 1984-6-3 4657 Plumas On a road along Hwy 70, at Keddie, N of Quincy. 305 Comment
  RSA0098102  Spergularia rubra R. Weatherby 1955-7-2 1587 Plumas Wilcox Valley. 1768 Comment
  UC579482  Sphaeromeria potentilloides var. potentilloides E. Sawyer 1935-6-6 73 Plumas 2 1/2 mi sw Sugarloaf; Sierraville Quad. 1493 Comment
  RSA176437  Sphaeromeria potentilloides var. potentilloides P. H. Raven 1963-5-28 18421 Plumas 1.1 miles E of Beckwourth. Comment
  OBI9965  Spiraea densiflora Lewis S. Rose 1966-7-27 66059 Plumas Butterfly Valley; 3 mi W of Keddie 1067 Comment
  CAS-BOT-BC149656  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-9 8786 Plumas Prattville Comment
  CDA17256  Spiraea douglasii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16283 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CHSC46128  Spiraea douglasii Lowell Ahart 1974-8-7 597 Plumas Meadow, east of the dirt road, near Ohio Ravine, about 3 miles east of Cold Water Creek, about 10 miles south of Bucks Lake. 1524 Comment
  JEPS45018  Spiraea douglasii R. H. Platt 1891-1 Plumas Pratville Prattville; Sierras Comment
  UC711919  Spiraea douglasii Roxana S. Ferris and Laura Lorraine 1941-8-8 10416 Plumas 3 mi from Greenville (on road to Lake Almanor) Comment
  CHSC64154  Spiranthes romanzoffiana B. Castro; R. A. Schlising 1987-7-21 188 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98, along Rd. 22N98 E of spring on unnamed E-trending tributary to Mohawk Ck and immediately E of a small meadow which extends from the spring down to Rd 22N98. 1569 Comment
  UC1101246  Spirodela polyrhiza Herbert L. Mason 1953-7-8 14561 Plumas 4 mi nw Loyalton Comment
  NY342291  Spraguea pulcherrima A. A. Heller 1938-5-30 15132 Plumas Feather river near Bucks Creek power house 609.6 Comment
  CDA13379  Stachys ajugoides var. ajugoides G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13228 Plumas Sierra Nevada; Upper Bull Run Creek off USFS 23N12E, about 1/4 mile below headwater springs. Comment
  UC1075654  Stachys ajugoides var. rigida Robert J. Weatherby 1950-7-7 1457 Plumas Snake Lake Quincy 1219 Comment
  SD46654  Stachys palustris subsp. pilosa Robert J. Weatherby 1950-7-7 1457 Plumas Snake Lake, Quincy. 1219 Comment
  UCD13371  Stanleya viridiflora A. M. Shapiro 1996-7-24 s. n. Plumas Plumas Co., SW corner of junction of Dyson Lane and Sierra Valley Rd., 2 miles W. of Hwy 49, 4 miles N. of Leyalton. 1600 Comment
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Feb 13 2014
  SEINET10537515  Stellaria longipes Mary Susan Taylor 1982-6-12 Taylor 4644 Plumas T28N R8E nw/se sec 4. Chester quad. Meadow on n side of Hwy 36, ca. 1 mi w of Plumas-Lassen county line, e of Chester. 5000 ft. 1524 Comment
  CAS-BOT-BC391181  Stellaria longipes subsp. longipes Anna Head 1921-7-17 s.n. Plumas Gray Eagle Meadow, Feather River Region Comment
  UC1563941  Stellaria longipes var. longipes Barbara Ertter 1989-7-4 8689 Plumas 4.2 mi w Highway 89 junction with Highway 36 (Coyote Flat, w of Lake Almanor); Coyote Flat 1524 Comment
  CAS-BOT-BC393829  Stellaria media John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-5-8 1795 Plumas Butterfly Canyon, Butterfly Botanical Area and vicinity 975 Comment
  CHSC74083  Stellaria obtusa H. Durio 1998-10-7 Plumas Near SE corner of Lower Bucks Lake, at mouth of Pat Maloy Ravine Creek. 1560 Comment
  CAS-BOT-BC375047  Stenotus acaulis Clare B. Hardham 1978-8-11 21792 C Plumas North end of lava flow southeast of Thompson Peak Comment
  UC218842  Stephanomeria exigua subsp. coronaria Katharine Brandegee Plumas Portola Comment
  CAS-BOT-BC375621  Stephanomeria lactucina Lowell Ahart 1980-8-27 2588 Plumas Near the Feather Fork Mine 2000 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
  RSA518981  Stephanomeria lactucina Barbara Ertter 1988-7-25 7852 Plumas Diamond Mountains: ca. 15 air miles due S of Susanville, sheep camp on Pierce Creek. 1982 Comment
  UCR151579  Stipa lemmonii Beecher Crampton 1954-5-10 1864 Plumas Northern Sierra Nevada Mtns., 1.5 miles northeast of Portola 1524 Comment