Search Results — 2000 specimen records retrieved (1453 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77978  Abies concolor Saichi Kawahara 1968-5-5 411 Plumas Highway 89, 3 miles south-east of Highway 36 1402 Comment
  CHSC33729  Abies concolor M. S. Taylor; M. Foster 1981-7-14 4021 Plumas Bullfrog Ravine, e side of 26N18, ca. 3 air mi nw of Indian Falls. 1645 Comment
  NY29141  Abies concolor H. E. Brown 1897-8-1 671 - Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC1402306  Abies magnifica R. A. Cockrell 1937-8-5 8328 Plumas Meadow Valley 1981 Comment
  JEPS42678  Acer glabrum R. H. Platt 1891-1 Plumas region of Prattville , region of Prattville (the Sierras) 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
  UC1586419  Acer glabrum var. diffusum Vernon H. Oswald and Lowell Ahart 1991-6-18 4692 Plumas located ca 5.5 mi (air) n Greenville (Homer Lake); , n of Greenville 1920 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
  CAS-BOT-BC333230  Acer macrophyllum Alice Eastwood 1927-6-1 14492 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  NY42162  Acer macrophyllum J. B. Walker 1994-8-3 871 Plumas On La Porte Rd, 10km S of junction with Hwy 70 1400 Comment
  CAS-BOT-BC28737  Achillea millefolium Fred Sommers 1976-7-12 146 A Plumas Along side of Dyson Lane near road A24, Sierra Valley Marsh. 1524 Comment
  CHSC113897  Achillea millefolium Lowell Ahart 2014-8-26 19772 Plumas On the 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
  CHSC92186  Achillea millefolium Lowell Ahart; John Dittes 2005-9-19 12406 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  JEPS115556  Achillea millefolium Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16214 Plumas On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  JEPS122177  Achillea millefolium Lowell Ahart 2014-8-26 19772 Plumas On the 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-BC210687  Achnatherum lemmonii John Thomas Howell 1962-6-17 37685 Plumas Butterfly Valley 1036 Comment
  CDA18575  Achnatherum lemmonii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3305 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  CHSC102389  Achnatherum lemmonii Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16123 Plumas West of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  UCD50466  Achnatherum lemmonii August L. Hormay 1932-6-11 s.n. Plumas Long Canyon, Plumas National Forest. Comment
  UCD50567  Achnatherum lemmonii G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13259 Plumas Below headwaters of Bull Run Creek. USFS 23N12E 2000 Comment
  UCD50778  Achnatherum nelsonii John Thomas Howell 1960-7-17 35485 Plumas Drakesbad, Plumas County. 1676 Comment
  CAS-BOT-BC210847  Achnatherum occidentale subsp. californicum John Thomas Howell 1951-6-28 27710 Plumas Eureka Peak 2255 Comment
  RSA201302  Achnatherum occidentale subsp. californicum J. T. Howell 1960-7-20 35787 Plumas Between boiling Springs Lake and Terminal Geyser. 1860 Comment
  CHSC73876  Achnatherum occidentale subsp. occidentale B. Castro 1997-6-9 727 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir, on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22N50X which climbs the peak. 1694 Comment
  RSA201262  Achnatherum occidentale subsp. occidentale J. T. Howell 1960-7-17 35485 Plumas Drakesbad; Lassen Volcanic National Park. 1677 Comment
  CAS-BOT-BC218040  Achnatherum stillmanii Clarence R. Quick 1966-7-7 66 -38 Plumas Ca. 6.5 miles N of Belden, just E of Cottonwood Creek and road, 1/8 mile S of crossing, ca. 3 miles S of W end of Humbug Valley 1402 Comment
  JEPS122300  Acmispon americanus var. americanus Lowell Ahart 2014-8-24 19759 -A Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UCD103941  Acmispon americanus var. americanus J. M. Tucker 1948-7-24 1715 Plumas Near road from Cascade to Camel Peak. Comment
  CAS-BOT-BC204860  Acmispon argophyllus var. fremontii John Thomas Howell 1951-6-29 27767 Plumas Feather River Canyon 548 Comment
  CHSC33612  Acmispon argophyllus var. fremontii M. S. Taylor 1981-6-19 3955 Plumas On granite at south mouth of Grizzly Butte tunnel on Hwy. 70, ca. 6 mi ne of Pulga. 548 Comment
  UC1125852  Aconitum columbianum C. G. Albertus 1935-8-3 247 Plumas 1 1/2 mi. s.e. Cromberg; Plumas Nat'l Forest, Downieville Quad. Comment
  SEINET10535954  Aconitum columbianum Mary Susan Taylor 1981-7-21 Taylor 4092 Plumas T24N R11E nw/ne sec 19, Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi N of jct of 401 and 25N42, ca. 3 mi N of Spring Garden. 4500 ft elev. 1372 Comment
  CAS-BOT-BC391465  Aconitum columbianum subsp. columbianum Mary Strong Clemens 1920-8-28 s.n. Plumas Greenville Comment
  CAS-BOT-BC391468  Aconitum columbianum subsp. columbianum Anna Head 1920-7-15 s.n. Plumas Gray Eagle Meadows, near L.C.C., Feather River Region Comment
  RSA52858  Aconitum columbianum var. columbianum R. Weatherby 1950-7-7 1445 Plumas Quincy. 1220 Comment
  RSA59408  Aconitum columbianum var. columbianum E. K. Balls 1950-9-8 15717 Plumas Lakes Center Public Campground. 2043 Comment
  CAS-BOT-BC412611  Aconogonon alaskanum Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas 10 miles south of Quincy, on road to La Porte 1981 Comment
  UC1125859  Actaea rubra C. G. Albertus 1935-8-3 248 Plumas 1 1/2 mi. s.e. Cromberg; Plumas Nat'l Forest, Downieville Quad. Comment
  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
  SEINET10473551  Adenocaulon bicolor Mary Susan Taylor 1981-7-21 Taylor 4077 Plumas T24N R11E east center sec 19, Spring Garden quad. NE corner of jct of 25N42 and 401, above Squirrel Creek, ca. 3 air mi N of Spring Garden; Yellow Pine Forest dry woods; 4500 ft elev. 1372 Comment
  JEPS104164  Adiantum aleuticum Lowell Ahart 2003-8-13 10504 -A Plumas On the south side of Hopkins Creek, ca 30 yd south of where Hopkins Creek forks, ca 1/8 mi south of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain, ca 10 1/2 mi (air) ne of La Porte. 1524 Comment
  RSA424435  Adiantum aleuticum Margaret J. Williams, Betty Larson 1983-8-12 83- 136 -1 Plumas Caribou Power Station road, 25 miles west of Quincy. Comment
  UC1481821  Adiantum aleuticum Mrs. Carlotta C. Hall 1912-1 9358 Plumas W of Johnsville (along Jameson Creek) Comment
  JEPS127124  Agastache urticifolia Lowell Ahart 2016-8-30 21323 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  UC1124435  Agastache urticifolia E. Sawyer 1935-6-27 170 Plumas 3 1/2 mi n Hawks; Plumas National Forest, Sierraville Quad. Comment
  UCLA72430  Agastache urticifolia Joseph Andorfer Ewan 1934-7-16 8526 Plumas along s shore Long Lake (Mt. Elwell region); , s shore Long Lake 2072 Comment
  UCR18723  Agastache urticifolia Frank C. Vasek 1975-7-10 750710- 24 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  CAS-BOT-BC29431  Ageratina occidentalis Clare B. Hardham 1978-8-11 21788 Plumas About 5 miles southeast of Thompson Peak Comment
  CHSC58487  Ageratina occidentalis Vernon H. Oswald; Lowell Ahart 1992-7-6 5069 Plumas Lassen Volcanic Park. On Kelly Mtn ca. 0.5 mi WSW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). 1792 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
  JEPS107720  Agoseris grandiflora Lowell Ahart, John Dittes 2005-9-19 12421 Plumas On damp disturbed soil, along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  CAS-BOT-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
  CHSC36313  Agoseris heterophylla M. S. Taylor 1982-6-12 4642 Plumas Jct of Hwy 36 and 89, ca. 3 mi W of Chester. 1493 Comment
  CAS-BOT-BC46151  Agoseris heterophylla L. S. Smith 1927-5-30 2066 Plumas Sierra Valley, Sec 5&4 east side 1981 Comment
  RSA129793  Agoseris heterophylla E. Sawyer 1935-7-1 264 Plumas 2.5 miles northwest of Crow. 1677 Comment
  CAS-BOT-BC13247  Agoseris monticola Milo S. Baker 1926-8-29 321 C Plumas Upper Lee's Camp Comment
  CAS-BOT-BC127597  Agropyron cristatum John Thomas Howell; H. Keith Wagnon 1980-5-28 53708 Plumas Sierra Nevada. North Fork Feather River Canyon 4 miles northeast of Pulga Bridge. Comment
  SEINET12728743  Agropyron cristatum W. Harnach, N. Harnach 1991-6-29 593 Plumas Sierra Valley, on County Road A-24 (6 mile road), 4 miles N of Loyalton. 1490 Comment
  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
  CHSC74151  Agrostis capillaris H. Durio 1995-6-1 Plumas Just off S end of Mooreville Ridge, near Boehme Ranch, at end of unnamed spur road off of USFS Rd 21N56. 1277 Comment
  CAS-BOT-BC127086  Agrostis exarata John Thomas Howell 1960-7-19 35664 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC127099  Agrostis exarata Lowell Ahart 1980-8-12 2561 Plumas Sierra Nevada. Along Slate Creek. 1250 Comment
  CHSC74735  Agrostis exarata B. Castro 1998-10-8 859 Plumas Ca 0.25 mi upslope of E edge of Little Grass Valley Reservoir just S of Kenzie Ravine, on gentle NW-facing slope ca 300 ft above USFS RD 22N60. 1554 Comment
  RSA59897  Agrostis exarata E. K. Balls 1950-9-14 15820 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  SD71007  Agrostis exarata John Thomas Howell 1960-7-18 35520 Plumas Lassen Volcanic National Park, wet meadow, Drakesbad. 1676 Comment
  CAS-BOT-BC139613  Agrostis gigantea John Thomas Howell 1926-7-26 2135 Plumas Near Prattville. 1371 Comment
  CAS-BOT-BC138704  Agrostis scabra Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1500 Plumas Butterfly Botanical Area and Vicinity. Along road at Fern Glen. 1097 Comment
  JEPS113677  Agrostis scabra Lowell Ahart, Josephine Guardino 2007-7-20 14340 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS122099  Agrostis scabra Lowell Ahart 2014-8-24 19742 Plumas On the north side of Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  SD71008  Agrostis scabra John Thomas Howell 1960-7-20 35722 Plumas Lassen Volcanic National Park, near steam vents and hot springs, Boiling Springs Lake. 1798 Comment
  UC573808  Agrostis scabra H. S. Yates 1936-8-12 6091 Plumas Lake Almanor Plattville Quad. 1341 Comment
  UCD53339  Agrostis scabra Elizabeth Wilson 1939-7-12 s.n. Plumas Greenville. 1524 Comment
  CHSC94992  Aira caryophyllea Lowell Ahart 2006-10-23 13494 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
  UCD55710  Aira caryophyllea August L. Hormay 1932-6-7 s.n. Plumas on road to Quincy, 1 mile from turn off of Oroville Road. 6 miles east of Oroville. Comment
  JEPS47582  Allium acuminatum W. I. Follett 1937-6-13 1 Plumas head of Rich Gulch Deadwood Ravine, Rich Gulch Comment
  UCD138451  Allium bisceptrum G. F. Hrusa; E Sandoval 1993-5-30 11142 Plumas Sierra Valley, Beckwourth-Calpine Rd. approx. 5 m. S Hwy 70 intersection. 1700 Comment
  JEPS47589  Allium bisceptrum var. bisceptrum John W. Duffield 1937-6-9 Plumas road to Quincy 1097 Comment
  CDA32389  Allium campanulatum G. D. Barbe, T. C. Fuller 1982-6-17 3817 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  UC635261  Allium campanulatum H. L. Mason 1924-6-15 1033 Plumas Graeagle Comment
  CAS-BOT-BC464525  Allium campanulatum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Natl. Park Comment
  CAS-BOT-BC466475  Allium campanulatum Lewis S. Rose 1939-6-8 39266 Plumas S. end of Lake Almanor 1371 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
  SEINET8119129  Allium campanulatum M. Humphreys 1950-5-20 45 Plumas Sierra Valley, 1 mile E of Beckwourth. 1524 Comment
  UCD143208  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
  RSA790172  Allium platycaule James R. Shevock 1985-5-19 11163 Plumas Plumas National Forest, along forest road 28N01, 2 miles west of Frenchman Reservoir. 1800 Comment
  RSA537499  Allium platycaule Barbara Ertter, Gary Schoolcraft 1989-7-3 8654 Plumas North side of Red Rock ca 8 airmiles south of Susanville. 2287 Comment
  RSA59175  Allium validum E. K. Balls 1950-9-1 15601 Plumas East of Long Lake in meadow, sloping down to 2 smaller lakes. 2104 Comment
  CAS-BOT-BC476722  Allium validum L. P. Janeway 1991-7-23 4094 Plumas McRae Medow, upper of East Nelson Creek 1905 Comment
  CAS-BOT-BC26652  Allocarya ambigens Amos Arthur Heller; P. B. Kennedy 1907-7-2 8682 Plumas Between Vinton and Peckwith Comment
  SEINET5332277 Image available Allocarya microcalyx A. A. Heller, P. B. Kenndey 1907-7-2 8680 Plumas Between Vinton and Beckwith. Comment
  SEINET14440311  Allophyllum integrifolium K. Burnstad 1974-9-14 s.n. Plumas Plumas NF, Nelson Creek. 1981 Comment
  CHSC62353  Allotropa virgata B. Castro; R. Fallscheer, R. Zebell 1989-8-15 397 Plumas Ca 5 air mi S of Bucks Lake, ca 0.5 mi E of Coldwater Creek, and ca 0.2 mi S of Ohio Ravine. 1682 Comment
  CAS-BOT-BC171364  Alnus incana subsp. tenuifolia Lyman Benson 1932-7-29 3989 Plumas Buck Lake. Sierra Nevada. Feather River Watershed 2133 Comment
  JEPS107739  Alnus incana subsp. tenuifolia Lowell Ahart, John Dittes 2005-9-19 12380 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  POM281269  Alnus incana subsp. tenuifolia Lyman Benson 1932-7-29 3989 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  RSA263839  Alnus incana subsp. tenuifolia J. T. Howell 1959-9-22 34833 Plumas Wolf Creek. 1372 Comment
  RSA59689  Alnus incana subsp. tenuifolia E. K. Balls 1950-9-9 15758 Plumas South end of small lake, to west of Lakes Center Public Campground. 2043 Comment
  CAS-BOT-BC170694  Alnus rhombifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1449 Plumas Near creek bed of Spanish Creek adjacent to confluence of Butterfly Creek. Butterfly Botanical Area and Vicinity 883 Comment
  CHSC81181  Alopecurus aequalis Lowell Ahart 2001-8-28 9188 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
  UCD55868  Alopecurus aequalis John Thomas Howell 1961-9-25 36952 Plumas Feather River bed, Portola. 1478 Comment
  CAS-BOT-BC138114  Alopecurus aequalis var. aequalis John Thomas Howell 1961-9-25 36952 Plumas Sierra Nevada. Feather River bed, Portola. 1478 Comment
  CAS-BOT-BC137999  Alopecurus geniculatus John Thomas Howell; Gordon H. True 1967-7-9 43264 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CHSC54434  Alyssum minus subsp. micranthum Vernon H. Oswald 1991-7-8 4698 Plumas Willow Lake located southeast of Drakesbad, just south of the boundary of Lassen Volcanic National Park. On the north side of the lake at the western-most camping area. 1676 Comment
  RSA59921  Amaranthus californicus E. K. Balls 1950-9-15 15834 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  JEPS117161  Ambrosia acanthicarpa Lowell Ahart, John Dittes 2010-10-5 17301 Plumas On the east side of Highway 49, 830 feet north of the Plumas-Sierra county line, 2.7 miles (air) northeast of Loyalton, 6.9 miles (air) southwest of Vinton 1508 Comment
  CDA14675  Amelanchier alnifolia var. semiintegrifolia G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3118 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC75530  Amelanchier alnifolia var. semiintegrifolia G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3118 Plumas At morthwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
Read comments
May 30 2007
  RSA641876  Amelanchier florida Michael A. Vincent 1999-6-7 8536 Plumas Along FS Rt 176 and Chance Creek at bridge, 7.1 miles N of Rt 70. Comment
  CHSC60139  Amelanchier pallida L. P. Janeway; Garrett Gibson 1992-6-16 4236 Plumas Plumas National Forest. About 0.5 mi north-northwest of Beckwourth Peak and 2.5 mi south-southeast of Portola. 1889 Comment
  CAS-BOT-BC136775  Amelanchier utahensis W. R. Dudley 1909-8-29 s.n. Plumas Hot Springs, Sierra Valley Comment
  CAS-BOT-BC136778  Amelanchier utahensis Alice Eastwood 1918-5-25 7017 Plumas Portola Comment
  JEPS127335  Amelanchier utahensis Lowell Ahart 2016-7-9 21092 Plumas Top and on the east side Table Mountain, about 2 miles (air) northwest of of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC471166  Amsinckia H. E. Parks 1930-7-13 Plumas on shore of Lake Tagish (Caribou); Caribou Comment
  CAS-BOT-BC391843  Anemone drummondii Lowell Ahart 1979-7-18 s.n. Plumas Ca. 2 mi. NW of Pilot Pk. 1800 Comment
  CHSC62128  Anemone drummondii L. P. Janeway 1993-7-15 4450 Plumas Plumas National Forest. Top of divide between upper Spanish Creek and East Branch North Fork Feather River (above Virgilia). Along Rd 25N59 0.5 mi west of Rd 25N17. 1609 Comment
  POM147070  Anemone drummondii Alice Eastwood 1927-6-15 s.n. Plumas On trail to long Valley. Comment
  CAS-BOT-BC391996  Anemone oregana Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1781 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1097 Comment
  CHSC64058  Angelica breweri B. Castro; R. A. Schlising 1987-7-21 173 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N89 and 22N42 on somewhat rocky hillside below roads. 1539 Comment
  HSC101687  Angelica breweri Dillon North Davis 2013-6-20 25 Plumas 7.4 miles east on FS Road 26N67 from the junction with Rush Creek Road. 1600 Comment
  UCD127137  Angelica breweri K. L. Olson 1949-7-31 22 Plumas Feather River Canyon, 2 miles north of Howells, on road to Caribou. Comment
  CDA38189  Angelica breweri T. C. Fuller 1958-7-7 1915 Plumas 3 miles west of Virgilia. 0 Comment
  SDSU2303  Angelica breweri D. F. Howe 1959-8-3 2784 Plumas 30 miles north of Quincy on #89 by stream. 1372 Comment
  JEPS33939  Antennaria argentea W. L. Jepson 1910-6-15 4130 Plumas Prattville Comment
  JEPS55232  Antennaria argentea Lewis S. Rose 1967-7-11 67161 Plumas 6 mi n Quincy Junction; Mt. Hough Road 1706 Comment
  CAS-BOT-BC59176  Antennaria dimorpha L. P. Janeway 1991-5-28 3970 Plumas Crocker Mtn. quad. South side of Poco Creek ca 1 1/2 mi est of Red Clover Creek (south side of road 25N05). 1719 Comment
  CHSC57117  Antennaria geyeri L. P. Janeway 1991-8-4 4130 Plumas Plumas National Forest. Saddle just east of Squaw Valley Peak along the Beckwourth-to-Laufman Road. 1905 Comment
  UC485660  Antennaria geyeri Katharine Brandegee Plumas Portola Comment
  UC176433  Antennaria luzuloides A. A. Heller and P. B. Kennedy 1907-7-5 8737 Plumas Red Clover Valley Comment
  CAS-BOT-BC58697  Antennaria luzuloides L. P. Janeway; Garrett Gibson 1991-6-13 4006 Plumas 0.25 mi. WNW of Claireville Flat, ca. 0.5 mi. SE of Hwy 70 and Willow Creek 1484 Comment
  SJSU14195  Antennaria luzuloides N. A. Hopkins 1989-6-7 1520 .5 Plumas Squaw Valley 1706 Comment
  CHSC58484  Antennaria media Vernon H. Oswald; Lowell Ahart 1992-7-9 5094 Plumas Lassen Volcanic National Park. A series of three ponds and vernally wet depressions bordering the SW side of the road into Juniper Lake, on the border of Lassen and Plumas counties. 2078 Comment
  SEINET10473584  Anthemis cotula Mary Susan Taylor 1981-8-31 Taylor 4257 Plumas California: T22N R12E se1/4 of se1/4 sec 25. Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi S of Clio. Plumas County. 4400 ft. 1341 Comment
  CAS-BOT-BC84604  Anthemis cotula David D. Keck 1932-7-3 1683 Plumas Quincy 1065 Comment
  JEPS96117  Anthoxanthum odoratum Vernon H. Oswald and Lowell Ahart 1996-7-15 8052 Plumas just s of Last Chance Campground (on Forest Road 28N11, Last Chance Marsh at the n end of Lake Almanor, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  JEPS83414  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-5 365 Plumas 0.3 mi ne Hwy. 70 intersection with Pulga Road, ne end of bridge (Hwy 70, on n side of road); Pulga Quad. (15', 1957) 487 Comment
  CDA14034  Apocynum androsaemifolium G. F. Hrusa, T. D. Wilfred 1996-8-1 13406 Plumas Sierra Nevada; Approx. 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CHSC34864  Apocynum androsaemifolium M. S. Taylor 1981-7-27 4126 Plumas N side of Beckwourth-Genesee Rd, ca. 7 air mi e of Genesee. 1645 Comment
  SJSU14708  Apocynum androsaemifolium N. A. Hopkins 1991-6-26 1691 Plumas between Milford fork & Janesville on road N from Red Clover Valley 1524 Comment
  UC725844  Apocynum androsaemifolium A. A. Heller 1938-7-2 15240 Plumas along R.R. tracks 3 mi. e. Quincy 1097 Comment
  RSA189322  Apocynum androsaemifolium subsp. pumilum L. S. Rose 1967-7-10 s.n. Plumas 1 mi. S of Keddie. Butterfly Creek and Spanish Creek 884 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
  SD7972  Aquilegia Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  CDA14681  Arabis constancei G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3126 Plumas 2.65 miles west of Round Valley Reservoir dam. 1569 Comment
  SEINET10841514  Arabis constancei Mary Susan Taylor 1981-6-22 Taylor 3940 Plumas T24N R9E n half ne sec 31. Bucks Lake quad. N side 24N20 - Rock Creek Rd, in large open serpentine slope, ca. 1 mi N of Deane's Valley, just W of jct East Branch Rock Creek, 2.5 air mi SE of Meadow Valley. 4300 ft. elev. 1310 Comment
  SEINET10874431  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4471 Plumas T26N R9E nw/ne sec 7. Almanor NE quad. On serpentine, both sides of spur rd off 26N18, ca. 0.5 mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 5500 ft. 1676 Comment
  SEINET10973507  Arabis constancei Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3893 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
  JEPS102355  Arabis glabra var. glabra Lowell Ahart 2001-7-19 8940 Plumas about 2 1/2 air miles SE of Pilot Peak (Hopkins Creek, about 100 yds. NW of East Branch, about 1/2 air miles S of Turkey Town) 1828 Comment
  HSC73004  Arabis holboellii var. retrofracta M. S. Taylor 1981-6-2 3820 Plumas N side of Hwy. 70, on E side of Squirrel Creek, NE of Spring Garden overpass, 7.5 mi. SE of Quincy 1220 Comment
  RSA74141  Arabis holboellii var. retrofracta Milo S. Baker 1952-5-24 12449 Plumas Hwy 89 at head of Pine Valley. 915 Comment
  CAS-BOT-BC171673  Aralia californica L. P. Janeway 1992-7-10 4261 Plumas Chipps Creek ca 0.3 mi upstream (north) of North Fork Feather River and Hwy 70. 731 Comment
  JEPS123950  Arceuthobium campylopodum subsp. abietinum Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20417 Plumas On the southwest side of Blue Lake, 2,710 feet north of Forest Service Road 29N18, 2.89 air miles west-southwest of Sifford Mt., 6.26 air miles south-southeast of Lassen Peak. Comment
  SEINET2471365  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-9-22 2007 -62 Plumas S. end of Long Lake 2020 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
  SD147587  Arctostaphylos mewukka subsp. truei John Thomas Howell 1976-4-2 51572 Plumas Injun Jim Campground, North Fork Feather River. 609 Comment
  UCR77905.2  Arctostaphylos mewukka subsp. truei J. T. Howell 1976-4-2 51570 Plumas Injun Jim Campground, N Fork Feather River 610 Comment
  CDA14732  Arctostaphylos nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3263 Plumas summit of Mount Hough. 2194 Comment
  CHSC97172  Arctostaphylos nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14016 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  RSA122013  Arctostaphylos nevadensis F. W. Embree 1934-6-6 90 Plumas Three Lakes 1890 Comment
  UC567082  Arctostaphylos nevadensis C. G. Albertus 1935-8-7 241 Plumas four mi nw Blue Nose; Downieville 2133 Comment
  CAS-BOT-BC42119  Arctostaphylos patula Alice Eastwood 1927-6-15 14595 Plumas On trail to Long Valley Comment
  CAS-BOT-BC42125  Arctostaphylos patula M. B. Kildale 1926-9-11 2763 Plumas Juniper Lake, Lassen Natl. Park 2054 Comment
  CHSC21101  Arctostaphylos patula subsp. patula F. T. Griggs; A. Pass 1975-7-3 77 Plumas Buck's Lake. N. of Grizzly Forebay. Comment
  SEINET11987211  Arctostaphylos truei W. Knight, Knight, I. 1981-1 3950 Plumas Tilden Botanic Garden, Berkeley, orig. from Injun Jim Campground, Feather River Hwy 640 Comment
  UCD52193  Arctostaphylos viscida John Thomas Howell; Gordon H. True 1967-7-11 43286 Plumas 2 miles from Quincy Junction on road to Mt. Hough, Plumas County. 1219 Comment
  CAS-BOT-BC47074  Arctostaphylos viscida subsp. viscida John Thomas Howell 1959-9-21 34776 Plumas N. fork Feather River near Belden. 701 Comment
  UC1121435  Arctostaphylos viscida subsp. viscida E. Nourse 1934-8-14 15 Plumas 2 1/2 mi e and 6 1/2 mi s Quincy; Plumas National Forest, Downieville Quadrangle Comment
  SEINET10537552  Arenaria aculeata Mary Susan Taylor 1981-6-17 Taylor 3922 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Top of Mt Ingalls, ca. 7 air mi SE of Genesee. 8372 ft elev. 2552 Comment
  CHSC21355  Arenaria kingii var. glabrescens F. T. Griggs; A. Pass 1975-7-1 13 Plumas East of Grizzly Creek. Comment
  SD8171  Arenaria kingii var. glabrescens Mrs. R. M. Austin 1881-1 Plumas American Valley Comment
  SD8174  Arenaria kingii var. glabrescens Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  SEINET10537557  Arenaria kingii var. glabrescens Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3872 Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  CHSC53189  Arnica chamissonis L. P. Janeway 1989-6-30 3429 Plumas Plumas National Forest. Along Crocker Cr, ca 0.6 mi N of Crocker Mdw and Crocker Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  UC710419  Arnica chamissonis Thomas H. Kearney Aug 14 1944-Aug 26 1944 166 Plumas near Prattville; Lake Almanor Comment
  CAS-BOT-BC82215  Arnica chamissonis C. R. Quick 1942-7-28 42 -53 Plumas 2.5 miles w. of Almanor P.O. Comment
  RSA312503  Arnica chamissonis subsp. foliosa Malcolm A. Nobs, S. Galen Smith 1949-8-18 1396 Plumas Last Chance Creek, about 2 miles north of lake Almanor, near Chester Comment
  CAS-BOT-BC295856  Arnica dealbata Mary Strong Clemens 1920-6-28 s.n. Plumas Quincy Comment
  CAS-BOT-BC82494  Arnica discoidea Mary Strong Clemens 1920-6-25 s.n. Plumas Taylorsville Comment
  CHSC70219  Arnica discoidea B. Castro; R. Fallscheer 1989-8-7 352 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. 1783 Comment
  CHSC79444  Arnica discoidea G. F. Hrusa; B. Smith 1996-7-15 13208 Plumas Sierra Nevada Flora - Plumas National Forest. Hwy 70 approx. 3 mi. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. [Original lat./long. on label is '39 52 N; 120 44 W']. 1530 Comment
  OBI55497  Arnica discoidea David J. Keil, Kathleen Keil 1992-7-25 23603 Plumas Lassen Natl forest along hwy 89/36, 5.4 mi E of hwy 32, SW of Chester Comment
  CHSC61761  Arnica mollis Vernon H. Oswald; Lowell Ahart 1993-8-25 5859 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., just upstream from the S boundary of the park. 1987 Comment
  CDA14685  Arnica nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3141 Plumas 3.25 miles west of Round Valley Reservoir dam, 0.25 mile east of junction with road to Canyon Dam, south arm of Lake Almanor. 1633 Comment
  CHSC60508  Arrhenatherum elatius L. P. Janeway 1992-6-4 4214 Plumas Plumas National Forest. Between Mohawk Ranger Station barracks and Middle Fork Feather River. 1318 Comment
  UC579412  Artemisia arbuscula subsp. arbuscula C. G. Albertus 1935-8-22 273 Plumas 2 1/2 mi s Bagley Pass; Plumas National Forest, Downieville Quadrangle 1767 Comment
  UC579487  Artemisia cana subsp. bolanderi C. W. Hanks 1934-9-29 98 Plumas ne of Sierra Valley; Plumas National Forest, Sierraville Quadrangle 1524 Comment
  CAS-BOT-BC90404  Artemisia douglasiana John Thomas Howell 1960-8-20 36284 Plumas Kelly Camp, near Drakesbad 1615 Comment
  CAS-BOT-BC90413  Artemisia douglasiana John Thomas Howell 1977-8-11 52677 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CHSC113869  Artemisia douglasiana Lowell Ahart 2014-8-26 19787 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Resrvoir, 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
  CHSC79656  Artemisia douglasiana G. F. Hrusa; T. D. Wilfred 1996-8-1 13405 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']. 1800 Comment
  JEPS37056  Artemisia douglasiana W. L. Jepson 1939-8-16 19436 Plumas Portola Comment
  UC1119542  Artemisia douglasiana C. W. Hanks 1934-9-6 70 Plumas e side Dixie Mtn.; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC81601  Artemisia dracunculus Lowell Ahart 2001-10-8 9328 Plumas On the west side of Indian Creek, about 400 yards south of Arlington Road, about 150 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  JEPS90449  Artemisia michauxiana Dean Wm. Taylor with Glenn Clifton 1990-6-25 11174 Plumas Mt. Thompson Diamond Mountains (n slope) 2301 Comment
  CDA18745  Artemisia tridentata G. D. Barbe, T. C Fuller 1982-7-16 3774 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
  CHSC32022  Artemisia tridentata Lowell Ahart 1974-10-1 651 Plumas N of Pilot Peak on W part of Buzzards Roost Ridge, 1 mi N of Onion Valley, ca 10 mi N of La Porte. 1981 Comment
  SFV11161  Asarum hartwegii M. L. Vincent 1964-4-8 523 Plumas Sierra Nevada 0.5 miles northeast of Storrie. 550 Comment
  OBI77250  Asarum lemmonii Lewis S. Rose 1967-7-10 67155 Plumas 3 mi W of Keddie; Butterfly Valley 1097 Comment
  CAS-BOT-BC400766  Asarum lemmonii David D. Keck 1932-7-3 1642 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  SEINET10890220  Asclepias fascicularis R. M. Austin Austin s.n. Plumas Plumas Co. Comment
  UCD121328  Asclepias fascicularis C. U. Hanks 1934-9-18 85 Plumas Hills north of Sierra Valley. 1676 Comment
  JEPS6282  Asclepias speciosa W. L. Jepson 1939-8-4 19340 Plumas Rock Creek; Meadow Valley 1219 Comment
  OBI20517  Asclepias speciosa Lewis S. Rose 1967-7-12 67174 Plumas Twain, North Fork, Feather River 853 Comment
  UC1242060  Aspidotis densa Don Branscomb 1958-7-19 Plumas nw Lake Basin Recreation Area; Eureka Peak area Comment
  CAS-BOT-BC69589  Aspidotis densa Alice Eastwood 1927-6-15 14608 Plumas Long Valley. Comment
  JEPS60032  Aspidotis densa W. L. Jepson 1939-7-31 19294 Plumas between Meadow Valley and Buck's Valley (Spanish Peak) 1524 Comment
  CAS-BOT-BC97467  Aster John Thomas Howell 1976-7-16 51913 Plumas on flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  CHSC76796  Aster alpigenus var. andersonii L. P. Janeway; B. Castro 1997-9-14 5359 Plumas Springy south-facing slope above Jamison Creek and above Road 507, 0.9 mi east of the Plumas-Eureka State Park boundary. 1828 Comment
  CHSC110618  Aster campestris B. Castro; G. Kuenster 2006-8-4 1584 Plumas Northern High Sierra Nevada. SE side of lower Thompson Vally 0.9 mi N of the mouth of McReynolds Creek at Red Clover Creek. E side of Thompson Creek, near low knolls with rounded granitic rock outcrops, ca 800 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  HSC100779  Aster eatonii Lowell Ahart, John Dittes 2009-8-28 16353 Plumas N side of F.S. Rd. 27N98, headwater of Clear Creek, 2 (air) mi. N of Butt Valley Reservoir Dam and 3 (air) mi. SW of Lake Almanor Reservoir Dam. 1477 Comment
  CDA42089  Aster elatus G. F. Hrusa, J. Dinsdale 1989-6-27 7218 Plumas Sierra Nevada; Butterfly Botanical Area, Butterfly Valley approx. 10 miles NW of Quincy. Plumas National Forest. Comment
  CDA14031  Aster foliaceus G. F. Hrusa, B. A. Smith 1996-8-8 13479 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
  RSA59462  Aster occidentalis E. K. Balls 1950-9-16 15871 Plumas 5 miles soutehast of Graeagle, along Sulphur Creek, Hwy 89 1372 Comment
  RSA794958  Aster oregonensis L. Ahart, John Dittes 2009-7-27 16183 Plumas About 20 yards north of the poor dirt road, about 10 yards west of a small pond. Headwaters of Grizzly Gulch, 2.1 air miles northeast of Butt Valley Reservoir Dam. 1480 Comment
  CAS-BOT-BC177553  Astragalus bolanderi Robert J. Weatherby 1955-7-26 1664 Plumas On ridge north of Spanisih Peak 2103 Comment
  SJSU14357  Astragalus lentiformis N. A. Hopkins 1990-5-12 1609 Plumas SW side of Red Clover Valley by Beckwourth to Genessee Rd, 11.2 mi NW of Beckwourth, 0.4 mi NW of Red Clover ranch-house 1645 Comment
  CHSC60536  Astragalus lentiginosus var. floribundus L. P. Janeway; Jannice Cutler 1992-5-28 4207 Plumas Plumas National Forest. Southwest side of Dotta Canyon 1.1 mi southeast of Beckwourth-Genesee Road. 1685 Comment
  JEPS54718  Astragalus lentiginosus var. lentiginosus Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC192848  Astragalus pulsiferae A. A. Heller 1938-6-22 15179 Plumas About the airfield west of Chester 1304 Comment
  RSA107460  Astragalus pulsiferae var. pulsiferae L. S. Rose 1955-7-19 55152 Plumas Beckworth Pass. 1494 Comment
  CAS-BOT-BC192947  Astragalus purshii var. purshii Philip A. Munz 1947-5-16 11829 Plumas 8 miles north of Chilcoot 1524 Comment
  RSA39886  Astragalus purshii var. purshii P. A. Munz 1947-5-16 11829 Plumas 8 miles north of Chilcoot. 1524 Comment
  RSA110131  Astragalus webberi H. D. Ripley, R. C. Barneby 1956-1 5778 Plumas [Locality unknown] Comment
  SEINET10940024  Astragalus webberi Mary Susan Taylor 1982-5-27 Taylor 4545 Plumas T26N R9E sw/se sec 26. Greenville SW quad. E side of Dixie Canyon Rd (204), 0.1 mi n of its jct with Hwy 89, s of Greenville. 3600 ft. 1097 Comment
  UC2042978  Athysanus pusillus Barbara Ertter with Gary Schoolcraft 1990-5-14 8977 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  CDA13924  Balsamorhiza G. F. Hrusa 1997-5-3 13849 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
  CDA13925  Balsamorhiza G. F. Hrusa 1997-5-3 13851 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
  POM222846  Balsamorhiza hookeri M. Canby 1929-5-12 160 Plumas 15 miles W of Portola Comment
  CAS-BOT-BC100097  Balsamorhiza sagittata 1918-5-25 7064 Plumas Portola Comment
  SEINET7239844 Image available Balsamorhiza sagittata D. L. Neal 1960-5-7 s.n. Plumas Near HWY 395, about 5 miles south of Doyle 1463 Comment
  CHSC89533  Barbarea orthoceras G. D. Barbe; T. C. Fuller 1982-6-17 3868 Plumas Northern California. Plumas National Forest. 2 mi N of Turkey Pt Fishing Access; at the shore of north arm of the lake. 1706 Comment
  JEPS115219  Barbarea orthoceras Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16156 Plumas Bottom of a small wash, on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  HSC93486  Barbarea vulgaris G. Fred Hrusa, T. D. Wilfred 1997-6-26 13925 Plumas Brady's Camp, Pine Creek Valley, 0.5 mi. NE of Argentine Rock 2125 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
  POM186829  Beckmannia syzigachne D. D. Keck 1932-7-5 1688 Plumas Quincy, Northern Sierra Nevada. 1067 Comment
  POM223294  Beckmannia syzigachne L. S. Rose 1934-7-23 34404 Plumas Vinton 1524 Comment
  UC1586440  Betula glandulosa Vernon H. Oswald and Lowell Ahart 1991-7-30 4790 Plumas w side of valley ca 6 mi (air) ene Humbug Summit (ca 12 mi (air) s of Chester, within fenced marshy enclosure at springs); Humbug Valley, Big Spring 1310 Comment
  CHSC81007  Betula pumila var. glandulifera Vernon H. Oswald; Beth Corbin, Kim Earll 2001-6-23 10049 Plumas Humbug Creek west of the Soda Spring in Humbug Valley. 1325 Comment
  CAS-BOT-BC102173  Bidens cernua L. DeBuhr; C. W. Tilforth 1972-9-20 42311 Plumas Snake lake c. 4 miles NW of Quincy 1219 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
  JEPS100329  Boechera Dean Wm. Taylor and Barbara Ertter 2001-7-18 17834 Plumas 1.5 mi N of upper end of Frenchman Reservoir (Diamond Mountains, meadow tributary to Little Doyle Creek, along Forest Road 25N71 1.4 mi E of Forest Road 25N11); Feaather River Watershed 1783 Comment
  CAS-BOT-BC16129  Boechera constancei M. S. Taylor 1981-6-22 3943 Plumas North and south side of 25N57, ca. 0.5 mile east of junction 25N57 with 25N17, ca. 4 air miles NW of Meadow Valley. 1615 Comment
  CAS-BOT-BC16130  Boechera constancei M. S. Taylor 1981-6-22 3944 Plumas East side of 25N17, ca. 0.125 mile south of Bean Creek, ca. 0.25 mile north of jct. 25N17 with 25N81 (Old Mt House Rd.). 1524 Comment
  CAS-BOT-BC16141  Boechera constancei John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54150 Plumas Sierra Nevada. 2.65 miles west of Round Valley Reservoir dam. 1569 Comment
  CHSC36192  Boechera constancei M. S. Taylor 1982-6-1 4579 Plumas Between spur rd and 27N92, nw of Goldstripe Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CAS-BOT-BC16179  Boechera davidsonii Robert J. Weatherby 1955-6-26 7200 Plumas Lakes Basin Area. Cliff above Mud Lake. 2194 Comment
  UC1075715  Boechera davidsonii Robert J. Weatherby 1955-6-26 1553 Plumas above Mud Lake; Lakes Basin Area 2194 Comment
  SEINET3166405  Boechera pauciflora P. J. Alexander 2009-5-26 1043 -A Plumas East slope of the northern Sierra Nevada, north of Frenchman Reservoir, volcanic knob on the N side of Little Dooley Creek, 5.4 miles N of the Frenchman R. dam, 4.5 miles WNW of Crystal Peak, Plumas National Forest. 1801 Comment
  CAS-BOT-BC14256  Boechera pinetorum John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2403 Plumas Sierra Nevada. Butterfly Botanical Area. Near Pond reservoir. Comment
  CHSC67754  Boechera rectissima J. D. Jokerst 1984-6-13 2050 Plumas Along the south edge of spur 'C' of USFS road 26N08 ca 150 meters below junction of spur and main road. South of Grizzly Creek. Ca 2 air miles east of Peacock Point. 1432 Comment
  UC1351716  Boechera rectissima L. Constance and T. I. Chuang 1969-7-11 3876 Plumas 7.3 mi se Quincy (on road to Blairsden (Highways 70 & 89)) 1280 Comment
  UCSB27408  Boechera rectissima Kunze, G. 1971-6-6 Plumas California 89; 5 miles south of Canyon Dam 1158 Comment
  CAS-BOT-BC14723  Boechera repanda Lowell Ahart 1986-7-1 5328 Plumas South of the logging road 0.1 mile S of the West Branch of Hopkins Creek, about 0.75 mile NE of the Bunker Hill Mine. 1828 Comment
  CAS-BOT-BC25589  Boechera retrofracta John Thomas Howell; Gordon H. True 1969-6-23 45834 Plumas Sierra Nevada. Nelson Point. 1249 Comment
  SEINET12627100 Image available Boechera retrofracta Martin Schilling 2013-1 MS 231 Plumas Thompson Peak, 0.8 air mi SE from peak, on rocky slope 2205 Comment
  CHSC118708  Boechera retrofracta Chelsea Morgan; Wendy L. Boes, Jim Battagin 2015-5-12 2015001 Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CHSC72308  Boechera sparsiflora L. P. Janeway; Glenn Clifton 1998-7-9 5735 Plumas Thompson Peak, just east of the fire lookout tower and near the top. 2331 Comment
  CHSC97025  Boechera sparsiflora Susan Bazell; Gerry Ingco 2007-6-9 52 Plumas Along Caribou Fisherman's Trail which begins at far side of power plant in old town of Caribou at end of Caribou Rd, off Hwy 70. 944 Comment
  CAS-BOT-BC25880  Boechera subpinnatifida John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2440 Plumas Butterfly Botanical Area and Vicinity. From vicinity of mouth of Butterfly Creek. 883 Comment
  RSA59471  Boisduvalia densiflora var. densiflora E. K. Balls 1950-9-16 15880 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89. 1433 Comment
  JEPS103254  Botrychium simplex Lowell Ahart 2002-9-8 9934 Plumas 4 air mi NW of La Porte; ; about 200 yards north of Lumpkin Ridge Road, about 3/4 mi (air) NE of Little Grass Valley Reservoir dam 1634 Comment
  JEPS99051  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9873 Plumas 3/4 air mi NE of Little Grass Valley Reservoir dam (4 air mi NW of La Porte); Lumpkin Ridge Road 1635 Comment
  JEPS49663  Boykinia major W. L. Jepson 1939-7-31 19300 Plumas lower slopes Spanish Peak (canyon bottom 1/2 way between Meadow Valley and Buck's Valley); slopes Spanish Peak, btw Meadow Valley and Buck's Valley Comment
  CHSC81774  Brasenia schreberi Lowell Ahart 2001-10-16 9387 Plumas Round Valley Reservoir, plants collected near north shore and west of the dam, just below the road, about 2 1/2 miles southwest of Greenville. 1365 Comment
  CAS-BOT-BC149311  Bromus carinatus var. carinatus C. R. Quick 1947-7-30 47 -68 Plumas Big Bar Mountain. Plumas National Forest. 1249 Comment
  CAS-BOT-BC149323  Bromus carinatus var. carinatus John Thomas Howell 1959-9-24 34904 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  UC943024  Bromus carinatus var. carinatus Lewis S. Rose 1951-6-27 51021 Plumas Johnsville 1600 Comment
  CAS-BOT-BC148704  Bromus carinatus var. marginatus John Thomas Howell 1960-7-21 35822 Plumas Lassen Volcanic National Park. Terminal Geyser. 1798 Comment
  CDA13759  Bromus ciliatus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13491 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Comment
  JEPS118410  Bromus ciliatus Lowell Ahart 2011-9-17 17658 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  RSA88123  Bromus commutatus J. T. Howell 1951-6-26 27538 Plumas Feather River Canyon 854 Comment
  CAS-BOT-BC155800  Bromus diandrus Javier Penalosa 1962-6-19 2504 Plumas Highway 40-89, +-6.2 miles east of Quincy. 1097 Comment
  CAS-BOT-BC155051  Bromus hordeaceus John Thomas Howell 1967-6-23 42698 Plumas Sierra Nevada. Butterfly Valley. 1066 Comment
  CHSC69485  Bromus inermis subsp. inermis James D. Jokerst 1985-6-10 2395 Plumas Indian Creek Small Hydro Survey. Adjacent to Hwy. 70 at diversion ca. 1 mi NE of Indian Falls. 1036 Comment
  RSA726451  Bromus inermis subsp. inermis L. Ahart, John Dittes 2007-6-17 14190 Plumas About 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  CAS-BOT-BC155326  Bromus laevipes s.n. Plumas Sierra Valley. Comment
  UCD59059  Bromus orcuttianus L. Whitney 1935-6-24 s.n. Plumas Ashurst Mt. Comment
  CHSC24268  Bromus tectorum K. R. Stern 1975-7-24 Plumas SE side of Lake Almanor. Comment
  UCD59857  Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas West side of Lake Almanor. Comment
  CHSC117315  Bromus vulgaris L. P. Janeway 2016-8-10 12150 Plumas Northern High Sierra Nevada. Plumas National Forest; about 100 m south of Gibsonville-Johnsville Road on east side of Continental Ravine (a tributary of West Branch Nelson Creek). 1830 Comment
  CAS-BOT-BC185352  Calamagrostis canadensis E. K. Balls 1950-9-8 15722 Plumas Lakes Center Public Campground. 2042 Comment
  CHSC96057  Calamagrostis canadensis L. P. Janeway; B. Castro 2006-9-9 8884 Plumas High Cascade Range. About 200 m east of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek). Broad flat meadow informally named Sheeba's Meadow. 1969 Comment
  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
  UC1028655  Callitriche verna Robert J. Weatherby 1955-8-12 1684 Plumas below Spanish Peak (meadow on upper Clear Creek) 1828 Comment
  CAS-BOT-BC85755  Calocedrus decurrens Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1596 Plumas Butterfly Botanical Area and Vicinity - Fern Glen 1097 Comment
  CHSC9718  Calocedrus decurrens Nancy Mosman 1971-7-3 84 Plumas About 25 ft from Feather River along road 0.5 mi s of Belden turnoff and Hwy 70. 1025 Comment
  SEINET10531066  Calocedrus decurrens Lowell Ahart, James D. Jokerst 1985-10-4 Ahart 5189 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. Comment
  RSA59108  Calochortus E. K. Balls 1950-8-30 15512 Plumas 1 mile west of Feather River Experiment Station, 4 miles north of Quincy. 1220 Comment
  JEPS105976  Calochortus coeruleus Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11003 Plumas On the west side of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  JEPS61642  Calochortus coeruleus Duncan Dunning 1923-6-2 Plumas 4 mi nw Quincy (above Snake Lake) Comment
  CAS-BOT-BC487771  Calochortus coeruleus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54285 Plumas About 1.3 miles southeast of Mt. Hough on the road to Quincy, Sierra Nevada 2042 Comment
  JEPS85845  Calochortus leichtlinii Barbara Ertter with Gary Schoolcraft 1989-7-3 8660 Plumas ca. 8 airmiles s. Susanville (ridge between Red Rock & Diamond Mt.) 2225 Comment
  SD133926  Calochortus leichtlinii Barbara Ertter, Gary Schoolcraft 1989-7-3 8660 Plumas Ridge between Red Rock and Diamond Mountain, ca. 8 airmiles south of Susanville. Dry open ridgeline of old river cobbles. 2225 Comment
  OBI76988  Calochortus nudus Anthony Baniaga 2011-7-26 470 Plumas Lassen Natl Forest. Along F.S. 10, near jctn with "YA" spur. Red Cinder Quad T29N R7E sec 3 SE of SE 1793 Comment
  UC648402  Calochortus nudus Marion Ownbey and Ruth P. Ownbey 1938-7-14 1740 Plumas below Humboldt Summit (on road between Jonesville and Lake Almanor) Comment
  CAS-BOT-BC493427  Calochortus nudus Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  LA207378  Caltha leptosepala Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  RSA95563  Calycanthus occidentalis J. T. Howell 1951-8-19 28172 Plumas 3 miles E of Rich Bar. 854 Comment
  CHSC82494  Calyptridium monospermum Lowell Ahart 2002-6-26 9777 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  CHSC94187  Calyptridium monospermum Lowell Ahart 2006-6-28 12897 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, small open area of bare basalt. 1514 Comment
  JEPS110516  Calyptridium monospermum Lowell Ahart 2006-10-23 13495 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  UC1136659  Calyptridium monospermum D. Axelrod 1934-6-9 34 Plumas 2 mi nw of Lexington Hill (Plumas National Forest); Plumas National Forest 1767 Comment
  UC338276  Calyptridium monospermum unknown 1889-5-26 Plumas Mohawk Valley Comment
  UC1075708  Calyptridium umbellatum Robert J. Weatherby 1955-6-22 1540 Plumas Spanish Peak 2133 Comment
  UC501531  Calyptridium umbellatum Frank W. Peirson 1926-6-21 6791 Plumas Lake Almanor, n shore Lake Almanor Comment
  UC1794966  Calystegia R. K. Brummitt 1998-5-17 19887 Plumas Route 89 near Indian Falls, 4 km from Route 70 junction, opposite Dawn Community Centre. Comment
  CHSC33820  Calystegia occidentalis subsp. occidentalis M. S. Taylor; M. Foster 1981-6-2 3821 A Plumas N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  RSA122814  Calystegia occidentalis var. tomentella C. G. Albertus 1935-7-20 208 Plumas 1.5 miles S.W. of Lava Peak. 1311 Comment
  CAS-BOT-BC497561  Camassia quamash subsp. breviflora A. L., Mrs. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  RSA0115174  Camassia quamash subsp. breviflora Lyman Benson 1949-6-21 13737 Plumas Meadow 1 mile west of LakeAlmanor Inn. Mt. Range: Cascade. 1341 Comment
  RSA641884  Camassia quamash subsp. breviflora Michael A. Vincent 1999-6-8 8546 Plumas Red Clover Valley, along FS RT 70, 0.5 mile N of FS 177/CA111 Comment
  UCD138361  Camassia quamash subsp. breviflora Les Berry 1956-5-29 s.n. Plumas between Beckwourth and Vinton, Sierra Valley. 1935 Comment
  CDA39274  Camassia quamash subsp. quamash N. A. Overgaard 1959-5-28 s.n. Plumas Vinton. 0 Comment
  RSA186579  Camissonia tanacetifolia subsp. tanacetifolia T. Mosquin, J. M. Gillett 1963-7-14 5302 Plumas Middle Fork of Feather River just N of Mohawk Comment
  JEPS49079  Campanula prenanthoides Lewis S. Rose 1966-7-26 66049 Plumas 3 mi w Keddie; Butterfly Valley 1066 Comment
  RSA755687  Campanula prenanthoides L. Ahart, John Dittes 2009-7-15 16094 Plumas Under the power line on the south side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  POM67173  Campanula prenanthoides Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. 915 Comment
  RSA184942  Campanula prenanthoides L. S. Rose 1966-7-26 66049 Plumas Butterfly valley- 3 mi w. of Keddie. 1067 Comment
  SEINET10463178  Campanula prenanthoides Harris Harris s.n. Plumas MEADOW VALLEY, 3800 Comment
  CHSC92132  Capsella bursa-pastoris Lowell Ahart; John Dittes 2005-9-19 12416 Plumas Along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1998 Comment
  JEPS107715  Capsella bursa-pastoris Lowell Ahart, John Dittes 2005-9-19 12416 Plumas Along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1998 Comment
  CAS-BOT-BC37225  Cardamine bellidifolia Wayne D. Dakan 1969-6-20 s.n. Plumas Sierra Nevada. Taylor Lake. Comment
  CAS-BOT-BC37240  Cardamine breweri John Thomas Howell 1960-7-21 35855 Plumas Lassen Volcanic National Park. Northwest of Willow Lake. 1676 Comment
  JEPS106193  Cardamine nuttallii var. covilleana Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10931 Plumas Along a dirt forest road, east of Dry Taylor Creek, about 2 miles (air) southwest of Taylor Rock, about 6 1/4 miles (air) northeast of Quincy 1669 Comment
  JEPS118071  Carex Lowell Ahart 2011-9-17 17657 Plumas On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  UCD108024  Carex Tim Kuhn 2006-7-9 68 Plumas Southwest of Lake Davis. Comment
  SEINET4292244 Image available Carex abrupta L. Ahart, Dittes, J; Guardino, J; Schlising, R 2004-1 11172 Plumas 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)ortheast of Quincy. Red Fir Forest. Comment
  HSC93577  Carex amplifolia G. Fred Hrusa, T. D. Wilfred 1996-7-22 13392 Plumas Little Long Valley Creek, ~1/2 mi. N of Hwy. 70, about 15 mi. E of Quincy 1500 Comment
  CAS-BOT-BC17922  Carex angustata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  JEPS102948  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
  SD130954  Carex angustata John Thomas Howell, Gordon H. True 1969-6-23 45829 Plumas Sierra Nevada; mixed coniferous forest on Middle Fork of Feather River at Nelson Point. 1250 Comment
  UC1133353  Carex angustata E. Sawyer 1935-6-27 190 Plumas 1.6 mi ene Grizzly Pk.; Plumas National Forest, Downieville Quadrangle Comment
  CDA17815  Carex angustata G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-23 3164 Plumas Long Valley Region; Long Valley, 0.4 mile S of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CAS-BOT-BC19734  Carex athrostachya Lewis S. Rose 1968-6-10 68094 Plumas Quincy. 1036 Comment
  CDA14127  Carex athrostachya G. F. Hrusa 1997-5-3 13817 Plumas Sierra Nevada; Moist, low site on W side of Rattlesnake Creek, immed. N of Hwy 70 approx. 15 mi. E of Quincy. Uncommon clumping perennial in seasonally wet, open site. Comment
  OBI49290  Carex athrostachya Lewis S. Rose 1932-9-5 32617 Plumas Jamison Lake 1890 Comment
  UC1133321  Carex athrostachya H. S. Yates 1936-8-12 6090 Plumas Lake Almanor 1341 Comment
  SEINET10862027  Carex athrostachya Mary Susan Taylor 1982-6-28 Taylor 4780 Plumas T23N R14E nw1/4 se1/4 sec 27. Po etola quad. S edge of Feather River, Rameilli Ranch, ca. 1 mi sw of Beckwourth. Riparian. With Macherocarpus californicus, Eleocharis palustris. 1487 Comment
  SEINET11634876  Carex athrostachya Unknown 1985-1 5099 Plumas ca 4.25 mi NE of La Port, Little Grass Valley Lake, where South Fork of the Feather River flows in 1585 Comment
  CAS-BOT-BC19137  Carex aurea Lewis S. Rose 1967-7-10 67150 Plumas 3 miles west of Keddie. Butterfly Valley. 1097 Comment
  RSA189329  Carex aurea L. S. Rose 1967-7-10 67150 Plumas 3 miles west of Keddie, Butterfly Valley. 1098 Comment
  CAS-BOT-BC19528  Carex bolanderi Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1491 Plumas Butterfly Botanical Area and Vicinity. Fern Glen along roadside. 1097 Comment
  CHSC67857  Carex bolanderi James D. Jokerst 1985-6-10 2408 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  RSA700309  Carex bolanderi L. Ahart 2004-7-27 11312 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1646 Comment
  RSA71295  Carex bolanderi L. S. Rose 1951-6-28 51029 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  SEINET191585  Carex bolanderi Lewis S. Rose 1939-6-8 39271 a Plumas S. end of Lake Almanor 1372 Comment
  CAS-BOT-BC19625  Carex brainerdii John Thomas Howell 1960-7-22 35911 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad. 1828 Comment
  CHSC53574  Carex brainerdii L. P. Janeway; Gary Benson, Randy Harrison 1984-8-28 1098 B Plumas On flats SW of Lake Almanor. 1417 Comment
  HSC7094  Carex brainerdii L. S. Rose 1969-6-23 69043 Plumas 8 mi. SW of Quincy, La Porte Rd. 1311 Comment
  SEINET3909297  Carex brainerdii Lewis S. Rose 1967-6-12 67109 Plumas Butterfly Valley, ca. 3 mi. W. of Keddie.; 0 1219 Comment
  CAS-BOT-BC19631  Carex brainerdii Hans Leschke 1957-7-13 758 Plumas Lassen Volcanic National Park. Below Sifford Lakes at head of Drakesbad Valley. 2057 Comment
  UCD140197  Carex brainerdii L. P. Janeway 1996-6-4 4985 Plumas 0.5 mile northeast of Deer Creek and 2.0 mile south of Spanish Creek; north side of logging spur road 0.6 mile east of Road 24N23X. 1318 Comment
  CHSC117447  Carex canescens subsp. canescens Lowell Ahart 2016-6-29 21078 Plumas About 20 yards east of Forest Service Road 22N72, about 1/4 mile sourtheast of Table Mountain, about 1 3/4 miles (air) northwest of Tamarack Flat, about 3 3/4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1760 Comment
  RSA201269  Carex cusickii J. T. Howell 1960-7-23 35936 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  RSA71130  Carex deflexa var. boottii L. S. Rose 1951-6-28 51035 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CHSC97521  Carex douglasii Lowell Ahart; John Dittes 2007-6-16 14134 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
  SEINET10433523  Carex douglasii W. Harnach, N. Harnach 1994-5-15 782 Plumas Sierra Valley,Approx 4 miles W of Vinton on Hwy 70, Hindoo Ranch on south side of Hwy 70 1490 Comment
  CHSC21227  Carex echinata subsp. echinata F. T. Griggs; A. Pass 1975-8-7 312 Plumas Buck's Lake Forest Service Survey. Comment
  UCD140308  Carex feta L. P. Janeway 1997-5-29 5135 Plumas East Branch North Fork Feather River about 0.5 mile west of Soda Creek and 0.1 mile north of Hwy 70 along Road 25N21. Comment
  SEINET13352673  Carex filifolia var. erostrata W. Harnach 2004-5-15 1187 Plumas Sierra Valley, 1.75 miles south of Hwy 70 on Co. Rd. A-24 at the corrals 1486 Comment
  CHSC76811  Carex fracta G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3059 Plumas 10.6 miles NE of La Porte on La Porte-Quincy Road; 8.3 miles NE of junction, Little Grass Valley Reservoir Road, headquarters of South Fork Feather River. 1889 Comment
  JEPS107597  Carex fracta Lowell Ahart, Josephine Guardino 2005-8-10 12318 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  UC825366  Carex fracta Lewis S. Rose 1939-6-7 39254 Plumas 3 mi N of Pulga (N Fork of Feather River) 518 Comment
  JEPS119927  Carex heteroneura Lowell Ahart 2012-9-5 18435 Plumas About 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  CHSC77167  Carex heteroneura var. heteroneura G. Douglas Barbe; T. C. Fuller 1982-6-16 3790 Plumas Plumas National Forest. Meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CAS-BOT-BC28081  Carex hoodii Lewis S. Rose 1954-5-30 54065 Plumas Johnsville 1600 Comment
  SEINET3902352  Carex integra Lewis S. Rose 1951-6-28 51030 Plumas Mcrae Meadows, 8 mi. sw of Johnsville.; 0 1951 Comment
  RSA95487  Carex integra L. S. Rose 1954-5-30 54066 Plumas Johnsville 1601 Comment
  CAS-BOT-BC21129  Carex lanuginosa L. P. Janeway 1992-6-4 4211 Plumas Plumas National Forest. Beckourth Ranger District. 1341 Comment
  UC1594587  Carex lasiocarpa Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5033 Plumas ca. 5 mi (air) ssw Graeagle (via Gold Lake Forest Hwy. (County Rd. 519), just w of Lakes Basin Campground); Grass Lake 1926 Comment
  CDA17263  Carex lemmonii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16290 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  CHSC94113  Carex lemmonii Lowell Ahart 2006-7-9 12914 Plumas Small bog or wet meadow, below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir. 1648 Comment
  SEINET3902676  Carex lemmonii Lewis S. Rose 1963-6-3 63097 Plumas Butterfly Valley, 2 mi. SW of Keddie.; 0 1189 Comment
  CHSC100343  Carex lenticularis var. impressa Lowell Ahart 2008-8-14 15204 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  CHSC84451  Carex lenticularis var. impressa Lowell Ahart 2003-7-18 10433 Plumas Seep, on the east side of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1752 Comment
  UC1594685  Carex lenticularis var. impressa Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5041 Plumas via Gold Lake Forest Hwy. (County Rd. 519) ca. 5 mi (air) ssw Graeagle (w end Grass Lake, located just w of Lakes Basin Campground); Grass Lake 1926 Comment
  CHSC98576  Carex luzulina L. P. Janeway 2007-6-3 9029 Plumas Northern High Sierra Nevada. South-facing slope near top of eastern end of Red Mountain, near Road 23N69 1.1 km northwest of Road 18. Rocky serpentine/gabbroic soil. 1890 Comment
  CAS-BOT-BC31637  Carex luzulina var. ablata Harold Bailey; Virginia Bailey 1948-8-27 2932 b Plumas King's Creek Meadow near picnic grounds. 2164 Comment
  CDA17779  Carex multicaulis G. D. Barbe, T. C. Fuller 1982-6-15 3693 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
  CHSC46993  Carex multicaulis L. P. Janeway 1989-8-1 3543 Plumas Plumas National Forest. Southern side of Big Hill, between Eureka Ridge and Middle Fk Feather River. Near rd 23N36. 1584 Comment
  UCR261233  Carex multicaulis Peter F. Zika 2012-5-15 25866 Plumas Northern Sierra Nevada Range, highlands, above Route 70, 3 air km northwest of Grizzly Dome, canyon of North Fork Feather River 520 Comment
  CAS-BOT-BC32227  Carex multicostata John Thomas Howell 1960-7-20 35732 Plumas Boiling Springs Lake to Drakesbad. 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
  CDA17811  Carex nebrascensis G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-25 3323 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CAS-BOT-BC119859  Carex nebrascensis Catherine McWilliams 1971-9-1 531 Plumas Near a small lake in Mohawk Valley, off the Johnsonville road. 1341 Comment
  CAS-BOT-BC119684  Carex nervina John Thomas Howell 1951-6-27 27614 Plumas Jamison Creek 1950 Comment
  RSA0036027  Carex nervina Lowell A. Ahart 2012-9-5 18436 Plumas At the end of a small stream that flows into the South Fork of the Feather River, about 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast, of La Porte. 1889 Comment
  SEINET3905629  Carex ormantha Lewis S. Rose 1963-6-3 63101 Plumas Butterfly Valley 2 mi. sw. of Keddie.; 0 1189 Comment
  CHSC115872  Carex pachycarpa Peter F. Zika 2013-6-28 26288 Plumas Near trailhead to Frazier Falls, FS Road 501, 4.2 road miles S of junction with Route 24, 2.0 air km WNW of Mills Peak; northern High Sierra Nevada. 1885 Comment
  SEINET4231858 Image available Carex pachycarpa L. Ahart, Dittes, J; Guardino, J 2009-1 16108 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. Comment
  SEINET4292062 Image available Carex pachycarpa Unknown 2003-1 7910 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake. Reading Peak 7.5' quad. Comment
  CHSC48074  Carex pachystachya L. P. Janeway 1989-6-16 3333 Plumas Plumas National Forest. West end of Grizzly Valley. 1783 Comment
  CHSC52546  Carex pellita L. P. Janeway 1989-6-22 3374 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw along rd 24N49Y. 1767 Comment
  CHSC56888  Carex pellita L. P. Janeway 1991-8-4 4124 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass; 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  JEPS63504  Carex pellita W. L. Jepson 1939-8-14 19417 Plumas Willow Creek 1828 Comment
  CAS-BOT-BC118130  Carex rossii John Thomas Howell 1960-7-22 35913 Plumas Devil's Kitchen to Drakesbad 1828 Comment
  CAS-BOT-BC118134  Carex rossii John Thomas Howell; R. C. Barneby 1954-5-14 29560 Plumas 11 mi NW of Blairsden Comment
  CHSC53539  Carex rossii L. P. Janeway 1984-7-22 930 Plumas Summit above Lookout Rock, 1 1/2 mi NE of Mt Ararat. 1815 Comment
  CHSC53661  Carex rossii L. P. Janeway 1989-6-8 3273 Plumas Plumas National Forest. Near Jackson Cr, just E of Feather River Hwy (hwy 70/89) at upper end of Jackson Cr campground. 1386 Comment
  SEINET7573849 Image available Carex rossii L. P. Janeway 2001-6-15 7180 Plumas Almanor 7.5' quad, High Cascade Range, east side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  SEINET11635018  Carex rossii L. P. Janeway 1985-1 1204 Plumas near U.C. Forestry Camp, SW of Meadow Valley, (F.S. Rd 23N16 - Schneider Cr Rd) 1183 Comment
  SEINET10818096  Carex rostrata Mary Susan Taylor 1982-7-12 Taylor 4819 Plumas T23N R11E sw1/4 sec 21. Blue Nose Mt quad. Abundant in wet montane meadow in McRae Meadow, ca. 6 mi w of Mohawk. With Trifolium repens, Geum macrophyllum. 1890 Comment
  CHSC47348  Carex scabriuscula L. P. Janeway 1989-6-9 3286 Plumas Cyn of E Br N Fk Feather River, 5.4 mi E of the river mouth and Caribou Rd, along Hwy 70. 822 Comment
  CAS-BOT-BC117736  Carex simulata George Wilson Gillett 1957-7-18 836 Plumas Willow Lake, marsh at N end. 1661 Comment
  CAS-BOT-BC20694  Carex specifica John Thomas Howell 1960-7-22 35909 Plumas Lassen Volcanic National Park. Devils Kitchen to Drakesbad. 1828 Comment
  JEPS115921  Carex specifica Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16207 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CHSC84902  Carex spectabilis L. P. Janeway 2003-9-20 7999 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. 2115 Comment
  JEPS49037  Carex spectabilis Leland S. Smith 1927-8-10 2192 Plumas w end Gold Lake Tahoe National Forest, Gold Lake 2133 Comment
  SEINET6225244  Carex stipata L. S. Rose 1967-1 67144 Plumas Quincy. Comment
  CAS-BOT-BC114996  Carex subfusca John Thomas Howell 1951-6-27 27600 Plumas McRae Meadow. 1981 Comment
  CDA17814  Carex subfusca G. D. Barbe, J. T. Howell (54237 at CAS) & T. C. Fuller 1981-6-24 3224 Plumas Rhinehart Meadow at 1.0 mile S of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). 1676 Comment
  CHSC92206  Carex subfusca Lowell Ahart; Josephine Guardino 2005-8-9 12273 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 200 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  JEPS107616  Carex subfusca Lowell Ahart, Josephine Guardino 2005-8-9 12291 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  SEINET8573903 Image available Carex subfusca L. Ahart, Dittes, J; Guardino, J 2009-1 15893 Plumas Comment
  CAS-BOT-BC115981  Carex subfusca L. P. Janeway; Jim Battagin; Rob Russell 1993-8-4 4490 Plumas Along Dolly creek at upper portion of the Walker Mine tailings. Mt. Ingalls quad. 1749 Comment
  CAS-BOT-BC115993  Carex subfusca Clare B. Hardham 1970-8-8 17716 Plumas Road to Thompson Peak. 2286 Comment
  SEINET10946212  Carex subfusca Lawrence P. Janeway 1990-7-2 Janeway 3751 Plumas Mt. Ingalls quad T24N, R12E, NW1/4 of sec. 20. About 100 ft. west of Paradise Cr. and 1/2 mi south of Little Grizzly Cr. 1859 Comment
  UC2015891  Carex subfusca Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-1 4407 Plumas Lassen Volcanic National Park. Lower Drakesbad meadow. Comment
  CAS-BOT-BC115408  Carex utriculata John Thomas Howell 1967-6-23 42709 Plumas Butterfly Valley. 1066 Comment
  CHSC37287  Carex utriculata M. S. Taylor 1982-7-12 4819 Plumas Mc Rae Meadows, ca. 6 mi w of Mohawk. 1889 Comment
  JEPS123949  Carex utriculata Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20424 Plumas On the northwest side of Duck Lake (near Blue Lake), 1,180 feet north of Forest Service Road 29N18, 3.19 air miles west-southwest of Sifford Mt., 6.41 air miles south-southeast of Lassen Peak. Comment
  CHSC117728  Carex utriculata Lowell Ahart 2016-8-30 21324 Plumas On the southeast 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
  SEINET3909283  Carex utriculata D. W. McNeal 1990-7-25 3774 Plumas On the margins of Lily Lake, Lakes Basin, Plumas Nat. For.; 0 Comment
  CHSC44128  Carex vesicaria V. Oswald; L. Ahart 1988-8-4 3673 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  CHSC76329  Carex whitneyi G. F. Hrusa 1996-7-16 13234 Plumas Sierra Nevada, Plumas National Forest. Near summit above headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 52 N; 120 44 W']. 2100 Comment
  UCD140982  Carex whitneyi L. P. Janeway 1999-7-17 6509 Plumas gentle south-facing slope at the wide saddle of Humboldt Summit. 2020 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
  CAS-BOT-BC249715  Castilleja applegatei subsp. pinetorum Ella Dales Cantelow 1939-5-20 4378 Plumas Nr. Rock Creek Rd. W. of Quincy Comment
  CAS-BOT-BC249718  Castilleja applegatei subsp. pinetorum A. A. Heller; P. B. Kennedy 1907-7-3 8701 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC249751  Castilleja applegatei subsp. pinetorum Mary Strong Clemens 1920-6-28 s.n. Plumas Quincy Comment
  JEPS83444  Castilleja applegatei subsp. pinetorum G. L. Stebbins 1986-6-29 C 610 Plumas above Meadow Valley Comment
  JEPS9784  Castilleja applegatei subsp. pinetorum W. L. Jepson 1910-6-5 4060 Plumas near Big Meadows 1371 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
  SEINET13737138  Castilleja applegatei subsp. pinetorum A. A. Heller, P. B. Kennedy 1907-7-15 8840 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  POM319348  Castilleja applegatei subsp. pinetorum Patricia Wilder 1971-6-22 5159 Plumas Spanish Ranch, 6 miles west of Quincy on Spanish Ranch Road, on north side of road. Cascade mtn range, Spanish Creek to North Fork Feather River drainage. 1098 Comment
  SEINET13737583  Castilleja campestris W. Harnach, N. Harnach 1990-5-27 326 Plumas Sierra Valley, Harriot Lane, one mile S of Dyson Lane. Comment
  SBBG7057  Castilleja lacera H. and M. Dearing 1938-7-1 2260 Plumas near Greenville Comment
  SD131978  Castilleja lacera Barbara Ertter 1989-7-4 8685 a Plumas Coyote Flat W of Lake Almanor, 4.2 mi. W of jct of Hwy 89 and Hwy 36, dry meadow 1524 Comment
  CAS-BOT-BC254059  Castilleja miniata Lewis S. Rose 1966-7-28 66073 Plumas Quincy 1066 Comment
  CHSC21668  Castilleja miniata D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC36321  Castilleja miniata M. S. Taylor 1982-8-4 4916 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
  JEPS81477  Castilleja miniata M. S. Taylor 1982-8-5 4937 Plumas just below Mt. Hough summit (in areas around Crystal Lake, ca 7 mi nne of Quincy); Greenville SW Quad., Crystal Lake 2042 Comment
  JEPS89165  Castilleja miniata W. L. Jepson 1939-7-31 19315 Plumas 2 mi from Spanish Peak summit 2042 Comment
  RSA184952  Castilleja miniata L. S. Rose 1966-7-28 66073 Plumas Quincy. 1067 Comment
  UC577662  Castilleja miniata F. W. Embree 1934-6-6 74 Plumas s slope Buck Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  CDA14674  Castilleja miniata subsp. miniata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3117 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC102579  Castilleja miniata subsp. miniata L. P. Janeway; B. Castro 2009-7-4 9844 Plumas Northern High Sierra Nevada. Upper end of Rock Island Ridge. 1576 Comment
  JEPS88489  Castilleja miniata subsp. miniata Vernon H. Oswald and Lowell Ahart 1996-8-1 8141 Plumas ca 1.5 mi nw Hauns Mdw. (Forest Rd 27N16 on s slope of Dyer Mtn, at a branch of Second Water Trough Creek, ca 1.5 mi se of Dyer Mtn Lookout, n of Hwy 89); Dyer Mtn. 1706 Comment
  RSA516609  Castilleja payneae R. C. Bacigalupi, Aldo Bacigalupi 1952-8-19 3951 Plumas To the east of Long Lake. 2043 Comment
  CAS-BOT-BC241040  Castilleja pilosa Robert J. Weatherby 1950-8-11 1509 Plumas Trail to Long Lake boathouse, Lakes Basin Area 1981 Comment
  CAS-BOT-BC241044  Castilleja pilosa Lowell Ahart 1981-7-21 2954 Plumas Buzzards Roost Ridge, north of Pilot Pk. 2000 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
  CHSC101514  Castilleja tenuis G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16316 Plumas Willow Creek Rd. 1.6 mi NW of Hwy 70 and 2.6 mi W on 70 from town of Portola. 1554 Comment
  CHSC43565  Castilleja tenuis Lowell Ahart 1979-7-18 1985 Plumas In a small meadow, along Cleghorn Bar Road, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1676 Comment
  CHSC89502  Castilleja tenuis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3327 Plumas Sierra Nevada. 4.8 miles northwest of Antelope Lake; 0.7 mile east of road to Taylor Lake on the road to Antelope Lake. 1661 Comment
  CHSC66968  Ceanothus arcuatus James D. Jokerst 1992-1-1 3442 Plumas Comment
  CHSC21087  Ceanothus cordulatus F. T. Griggs; A. Pass 1975-7-2 52 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC46504  Ceanothus cordulatus Lowell Ahart 1975-7-16 885 Plumas About 1 mile north of Little Grass Valley Reservoir. On an open hillside. 1828 Comment
  JEPS48727  Ceanothus cordulatus John W. Duffield 1937-5-27 Plumas Meadow Valley Comment
  RSA60216  Ceanothus cordulatus E. K. Balls 1950-9-6 15690 a Plumas 3.1 miles E of turn to Sloat, Hwy 24, between Quincy and Portola. 1250 Comment
  UC1070956  Ceanothus cordulatus E. Sawyer 1935-7-2 271 Plumas 4.5 mi s Crow; Sierraville quad, Plumas Nat. For. 1950 Comment
  UC1070973  Ceanothus cordulatus D. Axelrod 1934-6-4 8 Plumas sw La Porte; Downieville quad 1645 Comment
  CAS-BOT-BC50734  Ceanothus integerrimus John Thomas Howell 1975-7-22 51376 Plumas Sierra Nevada - 2 miles northwest of Spring Garden 1173 Comment
  OBI10462  Ceanothus integerrimus Lewis S. Rose 1966-7-27 66064 Plumas Butterfly Crk and Spanish crk; 1 mi S of Keddie 991 Comment
  UC338451  Ceanothus integerrimus Lemmon 1889-5-27 Plumas Mohawk Valley Comment
  LA44875  Ceanothus jepsonii C. W. Hallis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
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May 17 2021
  CAS-BOT-BC63331  Ceanothus prostratus Ella Dales Cantelow 1939-5-20 4283 Plumas Nr. Spanish Creek, 4 mi. w. of Quincy. Comment
  CAS-BOT-BC63362  Ceanothus prostratus Elizabeth McClintock 1968-5-18 s.n. Plumas E. of Frenchman Reservoir, n. of Cholcoot. 1706 Comment
  CAS-BOT-BC63366  Ceanothus prostratus Alice Eastwood 1927-6-11 14483 Plumas Forest Lodge. Greenville. United States Forest Reserve. Comment
  CAS-BOT-BC63375  Ceanothus prostratus Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Near Rock Creek, 5.5 mi. w. of Quincy. 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
  POM172719  Ceanothus prostratus J. G. Lemmon 1889-06 s.n. Plumas Sierra Valley Comment
  UC338504  Ceanothus prostratus J. G. Lemmon Plumas Mohawk Valley Comment
  UC634989  Ceanothus prostratus H. L. Mason 1924-6-19 1056 Plumas road between Graegle and Gold Lake; road btw Graegle and Gold Lake Comment
  UCD112651  Ceanothus prostratus R. O. Hanes 1995-4-11 253 Plumas Tahoe Forest. Road 45-25. 1005 Comment
  CHSC26144  Ceanothus velutinus Detzer; M. Sacks 1977-6-25 42 Plumas At sw edge of Squaw Valley. Abundant in openings on floor of Yellow Pine Forest. 1853 Comment
  RSA31120  Ceanothus velutinus A. A. Heller 1915-7-7 12069 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks in the forest. 1677 Comment
  UC1071474  Ceanothus velutinus F. W. Embree 1934-6-6 80 Plumas 1 mi s, 0.25 mi w Rutherford; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CAS-BOT-BC63187  Ceanothus velutinus var. velutinus Mrs. S. C. Sutcliff 1917-7-1 s.n. Plumas Gold Lake Camp. Comment
  CAS-BOT-BC272087  Centaurea cyanus John Thomas Howell 1961-6-21 36654 Plumas Greenville, Sierra Nevada 1097 Comment
  CDA43038  Centaurea diffusa Willo Vieira 2014-8-2 PDR# 320 P06131672 Plumas Whilhoitte Road, Chester. 0 Comment
  CAS-BOT-BC388187  Cerastium fontanum Thomas H. Kearney 1944-8-14 49 Plumas Near Prattville, Lake Almanor Comment
  UC1075736  Chamaesaracha nana Robert J. Weatherby 1955-7-21 1652 Plumas ridge between Bottle Springs and Bear Creek; Middle Fork Feather River 1767 Comment
  JEPS125726  Chamaesyce serpillifolia subsp. serpillifolia William Harnach 2015-8-6 1438 Plumas 4.85 miles West of Vinton on Highway 70. 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
  CHSC53602  Cheilanthes gracillima L. P. Janeway 1990-7-5 3772 Plumas Plumas National Forest. Between the main forks of Paradise Cr ca 1 mi south of Little Grizzly Cr. 1844 Comment
  JEPS107684  Cheilanthes gracillima Lowell Ahart, John Dittes 2005-9-19 12374 Plumas On south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  SEINET10529940  Cheilanthes siliquosa Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4473 Plumas T26N R9E nw/ne sec 7. Almanor NE quad. On serpentine, both sides of spur rd off 26N18, ca. 0.5 mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 5500 ft. 1676 Comment
  CHSC84563  Chenopodium album John Dittes; Lowell Ahart 2003-8-8 2003 -95 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 6.3 air-mile southeast of Portola, ca. 4.3 air-mile south by southeast of Beckwourth, ca. 0.2 air-mile east of Beckwourth-Calpine Road (A23). At edge of Dyson Lane. 1487 Comment
  CDA2987  Chenopodium album J. T. Howell 1975-7-2 51343 Plumas Sierra Nevada; Quincy. Comment
  NY990873  Chenopodium desiccatum J. T. Howell 1977-8-11 52708 Plumas North end of Frenchmans Reservoir 1707 Comment
  RSA718946  Chenopodium strictum var. glaucophyllum L. Ahart 2006-10-8 13391 Plumas North side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek. 623 Comment
  CAS-BOT-BC451419  Chimaphila menziesii Mrs. Jos. Clemens 1919-10-14 s.n. Plumas Greenville Comment
  CAS-BOT-BC451426  Chimaphila menziesii Walter Knight; Irja Knight 1966-6-18 1283 Plumas Butterfly Valley, near Darlingtonia Bog 1143 Comment
  CHSC100053  Chimaphila menziesii Lowell Ahart 2008-7-16 15102 Plumas West of a small meadow (swamp), south of a small deep stream, about 120 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
  CHSC70249  Chimaphila menziesii B. CAStro; R. Zebell, R. Fallscheer 1989-8-2 350 Plumas Ca 3.5 air mi S of Bucks Lake, 50-100 ft W of USFS Rd 23N58. 1737 Comment
  RSA0084306  Chimaphila menziesii Diana D. Jolles 2011-8-9 473 Plumas Plumas National Forest, about 2.5 miles up forest road 77 to Dixie Mountain Lookout from Frenchman Lake Road (284). 1994 Comment
  CAS-BOT-BC452242  Chimaphila umbellata H. L. Mason 1924-6-18 1054 Plumas Road between Graeagle and Gold Lake Comment
  SEINET10475002  Chrysanthemum parthenium Mary Susan Taylor 1982-7-21 Taylor 4891 Plumas T23N R10E se/se sec 9. Blue Nose Mt quad. Along Willow Creek and above slope, ca. 0.5 mi nw of Nelson Point, ca. 5 mi se of Quincy. 4300 ft. 1310 Comment
  UC1135230  Chrysolepis sempervirens C. W. Hanks 1934-8-9 30 Plumas mtns n Sierra Valley; Plumas National Forest, Sierraville Quad. 2072 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
  RSA126613  Chrysothamnus nauseosus subsp. albicaulis C. G. Albertus 1935-10-11 293 Plumas 2.9 miles NE of Loyalton 1524 Comment
  UCR143157  Chrysothamnus nauseosus subsp. albicaulis J. T. Howell 1960-8-20 s.n. Plumas Kelly Camp, near Drakesbad 1616 Comment
  SEINET3146295  Chrysothamnus parryi subsp. nevadensis E. K. Balls 1950-8-4 15672 Plumas 4 mi. N of Quency; Feather Rv. Exper. Stat. 1219 Comment
  CAS-BOT-BC308934  Chrysothamnus viscidiflorus Greg Sommers 1976-8-4 216 Plumas Sierra Valley Marsh - Sierra Nevada 1524 Comment
  SD8960  Chrysothamnus viscidiflorus R. M. Austin 1879-1 Plumas Mt. Dyer, Big Meadows. Comment
  CAS-BOT-BC100830  Chrysothamnus viscidiflorus subsp. viscidiflorus Thomas H. Kearney 1944-8-14 148 Plumas Near Prattville, Lake Almanor 1310 Comment
  RSA31217  Chrysothamnus viscidiflorus subsp. viscidiflorus Joseph A. Ewan 1934-7-8 8590 Plumas Railroad embankment, Camp Coldwell, Dentins Mohawk Valley 1616 Comment
  SEINET7450910 Image available Chrysothamnus viscidiflorus subsp. viscidiflorus J. T. Howell 1959-9-24 34968 Plumas Sierra Valley near Beckworth. 1478 Comment
  CAS-BOT-BC279837  Cichorium intybus Frank J. Kirby 1958-7-1 1182 Plumas Near Greenville 914 Comment
  CHSC84333  Cinna latifolia Lowell Ahart 2003-8-5 10471 Plumas Along the edges of Hopkins Creek, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain. 1524 Comment
  JEPS112952  Cinna latifolia Dean W. Taylor 2001-8-1 17863 Plumas tributary to Hopkins Creek draining from Blue Nose Mountain. along Forest Road 23N10 near the junction with Forest Road 23N43Y 1493 Comment
  JEPS28619  Circaea alpina subsp. pacifica George W. Gillett 1957-7-17 802 Plumas near the e. inlet upper Willow Lake meadow; Lassen Volcanic Nat'l Park, Willow Lake meadow 1661 Comment
  CHSC102150  Cirsium arvense Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16242 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  UC170928  Cirsium arvense H. M. Hall 1912-8-3 9378 Plumas Quincy Sierra Nevada 1066 Comment
  CAS-BOT-BC284414  Cirsium arvense M. S. Taylor 1981-7-29 4143 Plumas E side of 25N42 Flournoy Grade, 1.5 mi S of Flournoy Bridge, ca. 3 air mi. e. of Genesee 1402 Comment
  CAS-BOT-BC278023  Cirsium cymosum A. A. Heller; P. B. Kennedy 1907-7-18 8880 Plumas Grade between Beckwith [Beckworth/Beckwourth] and Red Clover valley Comment
  CAS-BOT-BC279957  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35977 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CDA1513  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller, W. T. Parsons 1960-7-27 4889 Plumas Sierra Valley; W side of Loyalton-Vinton Hwy (Hwy 49) just N of Sierra County line. Comment
  UCD130632  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
  UC912469  Cirsium scariosum var. americanum Herbert L. Mason 1924-6-18 1048 Plumas bog n of Greneagle Comment
  CAS-BOT-BC439033  Cistanthe monosperma Helen K. Sharsmith 1955-6-28 4527 Plumas East Branch of North Fork of Feather River, near Pulga. 609 Comment
  CAS-BOT-BC162588  Clarkia Clare B. Hardham 1975-8-2 s.n. Plumas Black Mt. - Sierra Nevada 2133 Comment
  SEINET10453153  Clarkia lassenensis Mary Susan Taylor 1982-6-2 Taylor 4607 Plumas T24N R10E ne/sw sec 25. Spring Garden quad. Ne side of Spring Garden Overpass, 7.5 mi se of Quincy. 4000 ft. 1219 Comment
  SEINET10492512  Clarkia mildrediae Robert A. Schlising 1980-6-24 Schlising 3778 Plumas O.3 mile S of Rock Creek Powerhouse, along Hwy 70 in canyon of North Fork, Feather River; T24N, R6E, sec 30; elev. ca 1600 feet; forest of Pinus ponderosa, Pseudotsuga menziesii, Quercus kelloggii, Quercus chrysolepis; on crumbling granite at roadside, with Mimulus bifidus, Linanthus filipes, Gilia capitata, Keckiella breviflora. 490 Comment
  CAS-BOT-BC163282  Clarkia mildrediae subsp. mildrediae A. A. Heller 1940-6-5 15708 Plumas Along State Highway #24, near Buck's Creek power house Comment
  CAS-BOT-BC163859  Clarkia purpurea subsp. quadrivulnera John Thomas Howell; Gordon H. True 1967-7-9 43272 Plumas Meadow at Quincy 1036 Comment
  CAS-BOT-BC164915  Clarkia rhomboidea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2224 Plumas Trestle Glen Comment
  CAS-BOT-BC164918  Clarkia rhomboidea John Thomas Howell 1967-6-23 42718 Plumas Canyon of the East Branch of Feather River 2 miles east of Twain Comment
  SEINET10689253  Clarkia rhomboidea A. Arthur Heller 1938-5-30 Heller 15129 Plumas Coarse granite sand about shrubs on a slope about a mile west of Arch Rock tunnel on Highway #24, in the arid Transition Life Zone. Comment
  CAS-BOT-BC165389  Clarkia stellata A. A. Heller; P. B. Kennedy 1907-7-9 8813 Plumas Prattville Comment
  CHSC93156  Clarkia stellata L. P. Janeway 1995-7-11 4851 Plumas Northern High Sierra Nevada. Along west side of Road 24N12 (road to Smith Peak) 1.8 mi northwest of Hwy 70; about 4 mi west of Portola. 1554 Comment
  HSC95492  Clarkia stellata L. P. Janeway 1996-6-12 5012 Plumas 0.5 mi. NE of Deer Creek, 2.0 mi. S of Spanish Creek, 0.6 mi. east of Forest Service Road 24N23X on logging spur road. 1319 Comment
  RSA60884  Clarkia stellata Frank W. Gould 1938-6-26 464 Plumas 3 miles north of Greenville 1128 Comment
  JEPS127656  Claytonia Jurriaan M. de Vos 2014-6-4 292 Plumas Plumas NF. Near Little Grass Valley Reservoir shore, ca. 400 m S from boat ramp pf peninsula campground. Comment
  CHSC21717  Claytonia lanceolata F. T. Griggs; A. Pass 1975-7-16 186 Plumas Along road, N. shore of Lower Buck's Lake. Comment
  CHSC43718  Claytonia lanceolata Vernon Oswald 1984-6-25 1322 Plumas La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte. Growing on the wooded edge of a mountain meadow. 1889 Comment
  UC83808  Claytonia parviflora subsp. parviflora Mrs. R. M. Austin May 1876 Plumas American Valley Comment
  CAS-BOT-BC439874  Claytonia perfoliata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1836 Plumas Butterfly Botanical Area and Vicinity. Butterfly Canyon. 990 Comment
  CAS-BOT-BC443707  Claytonia rubra Lowell Ahart 1987-5-19 5656 Plumas Near Hopkins Creek, about 1/2 mile south of Turkeytown, about 1 mile west of Blue Nose Mountain, about 14 miles north-east of La Porte 1889 Comment
  JEPS87648  Claytonia rubra subsp. rubra Lowell Ahart 1994-7-7 7465 Plumas about 0.75 air mi s Pilot Peak (n side of Pacific Crest Trail, Plumas and Sierra Counties); Bunker Hill Ridge 2011 Comment
  CDA18753  Collinsia parviflora G. D. Barbe, T. C Fuller 1982-7-16 3763 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
  CHSC79570  Collinsia parviflora G. F. Hrusa; E. Sandoval 1993-5-30 11141 Plumas Snake Lake Vicinity. Along lakeshore. [Original lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  CHSC87625  Collinsia parviflora Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10955 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1251 Comment
  UCR115329  Collinsia parviflora G. D. Barbe, T. C. Fuller 1982-7-15 3748 Plumas Sierra Nevada, Shale road cut, 5.2 mi NE of junction with road to Red Hill, Plumas National Forest. BM: M 1524 Comment
  UC725585  Collinsia parviflora A. A. Heller 1942-5-8 16457 Plumas 2 mi w of Paxton (along State Highway #24); State Highway #24 Comment
  UCD123684  Collinsia torreyi W. R. Powell 1968-7-2 1590 Plumas along road southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  CHSC43758  Collinsia torreyi var. wrightii Vernon Oswald 1983-8-4 960 Plumas Humbolt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas, and Tehama Counties). 1993 Comment
  CDA15909  Collomia grandiflora B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  SD7680  Collomia linearis R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET13976275  Collomia tinctoria W. Harnach, N. Harnach 1990-6-27 417 Plumas Sierra Valley. W of Beckwourth, Ramelli Ranch (USFS), so of R/R. 1554 Comment
  UC1552751  Collomia tinctoria Frederica Bowcutt 1985-6-6 537 Plumas s-facing road bank 0.2 mi se Drum Bridge (about 15 air mi ne of Quincy, immed. n of Red Clover Creek and Beckworth Genesee Road); Plumas National Forest Comment
  UC1586412  Collomia tinctoria Vernon H. Oswald and Lowell Ahart 1991-6-18 4683 Plumas Forest Road 28N38 3.4 mi nne County Road 201 (Old Haun Road) (ca 4 mi (air) n of Greenville) 1609 Comment
  JEPS122241  Conyza canadensis Lowell Ahart 2014-9-9 19835 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  UC1134734  Corallorhiza maculata Beryl O. Schreiber 1938-7-10 2528 Plumas 1/4 mi s U. C. Forestry Camp (near Meadow Valley); Plumas National Forest, Bidwell Bar Quadrangle 1097 Comment
  RSA104292  Corallorhiza maculata R. Weatherby 1955-7-2 1580 Plumas Wilcox Valley 1921 Comment
  UCD138909  Corallorhiza maculata Jon Balderston 1980-5-19 10 Plumas east end of Snake Lake, west of Quincy. Comment
  RSA246643  Cordylanthus tenuis subsp. tenuis Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42353 Plumas Plumas National forest: Along Hwy. 70 two miles N of Quincy. 1098 Comment
  CAS-BOT-BC210310  Cornus sericea Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC210314  Cornus sericea John Thomas Howell 1961-6-21 36632 Plumas Greenville 1097 Comment
  CAS-BOT-BC210501  Cornus sericea subsp. occidentalis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2390 Plumas Butterfly Valley on east side Comment
  CDA18562  Cornus sericea subsp. occidentalis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3352 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  RSA0091883  Cornus sericea subsp. sericea Bonnie C. Templeton 1968-1 11273 Plumas [No location information on label.] Comment
  SEINET5339233  Corydalis caseana M. J. Williams 1966-7-11 s.n. Plumas Jamison Creek above Johnsville. 1829 Comment
  CAS-BOT-BC401873  Corydalis caseana subsp. caseana Robert J. Weatherby 1955-7-2 1578 Plumas Creek below Bear Ridge, near Taylor Lake 1981 Comment
  CAS-BOT-BC290326  Crepis John Thomas Howell 1962-6-17 37724 Plumas Portola 1463 Comment
  UC566960  Crepis acuminata E. Sawyer 1935-6-18 123 Plumas 5 mi se Crow; Sierraville Quadrangle 1981 Comment
  UC581281  Crepis acuminata G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2250 Plumas n Engelmine (sw slopes and ridge crest); Red Rock Comment
  CAS-BOT-BC290447  Crepis acuminata E. Sawyer 1935-6-18 123 Plumas 5 miles south southeast of Crow 1981 Comment
  JEPS55230  Crepis acuminata Lewis S. Rose 1967-7-10 67146 Plumas 1 mi s Keddie; Butterfly Creek and Spanish Creek 883 Comment
  JEPS36410  Crepis capillaris W. L. Jepson 1939-8-8 19365 Plumas Meadow Valley Comment
  UC345556  Crepis intermedia E. B. Babcock 1928-6-15 160 Plumas near hwy about 200 yd above Spring Garden P.O. Comment
  JEPS32705  Crepis occidentalis Lewis S. Rose 1963-6-4 63128 Plumas 2 mi s Beckwourth; Sierra Valley 1463 Comment
  CHSC58157  Crepis occidentalis subsp. conjuncta Vernon H. Oswald 1992-6-18 4998 Plumas Lassen Volcanic National Park. Warner Valley-Drakesbad Rd. just inside the boundary of the park. Openings bordering the N side of the road. 1615 Comment
  CAS-BOT-BC290781  Crepis occidentalis subsp. occidentalis Lowell Ahart 1983-8-17 4333 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., about 11 miles north-east of La Porte 2000 Comment
  CAS-BOT-BC290857  Crepis pleurocarpa H. M. Hall; E. B. Babcock 1903-7-1 4438 Plumas Sierra Nevada Mountains. Genesee Valley 1097 Comment
  CAS-BOT-BC376510  Crepis pleurocarpa M. S. Taylor 1982-8-5 4931 Plumas Mt Hough summit, ca. 7 mi nne of Quincy 2203 Comment
  CHSC64070  Crepis pleurocarpa B. Castro; R. A. Schlising 1987-7-21 177 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42 on hillside below roads. 1539 Comment
  CHSC69202  Crepis pleurocarpa James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2555 Plumas Rich Gulch Rd. 3.0 mi N of Hwy. 70 on slope W of and adjacent to road (26N22) S of Red Mtn. turnoff. Comment
  UCD107439  Crepis pleurocarpa Tim Kuhn 2006-7-8 17 Plumas Southwest of Lake Davis. Comment
  POM230912  Crepis pleurocarpa G. Ledyard Stebbins, J. A. Jenkins 1937-7-6 2210 Plumas East end of Almanor Lake 1372 Comment
  CHSC33923  Croton setiger M. S. Taylor; M. Foster 1981-8-13 4174 Plumas S end of Greenville, w side of Hwy 89, roadside. 1158 Comment
  CHSC25461  Crypsis alopecuroides John Thomas Howell 1977-8-11 52716 Plumas Sierra Nevada. Bottom of Frenchmans Reservoir on est side near Big Cove. 1706 Comment
  JEPS102608  Crypsis alopecuroides Lowell Ahart 2001-10-16 9377 Plumas On the NW side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1363 Comment
  JEPS113927  Crypsis alopecuroides W. and N. Harnach 2000-8-2 965 Plumas Sierra Valley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23. South of Beckwourth, CA (Sierra Valley Farms) Comment
  CHSC40256  Crypsis schoenoides Lowell Ahart; Rob Schlising, Jim Jokerst 1985-8-12 5162 Plumas Near the edge of Highway 70, about 1.7 miles west of Rich Gulch Road, about 2 miles east of Rich Bar. 822 Comment
  CAS-BOT-BC190153  Crypsis vaginiflora John Thomas Howell 1959-9-26 35068 Plumas Sierra Nevada. Near Soda Spring, Feather River Canyon. Ca. 1.5 mile west of Belden. 682 Comment
  CAS-BOT-BC190199  Crypsis vaginiflora John Thomas Howell 1959-9-26 35058 Plumas Sierra Nevada. Near Virgilia. 838 Comment
  CAS-BOT-BC189303  Cryptantha Clare B. Hardham 1975-8-2 20491 Plumas Black Mountain 2133 Comment
  CHSC97066  Cryptantha affinis Lowell Ahart; Josephine Guardino 2007-7-21 14374 Plumas Around pine trees, along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  RSA755439  Cryptantha affinis L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15858 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  CDA18585  Cryptantha flaccida G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3285 Plumas Sierra Nevada; 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  JEPS102384  Cryptantha simulans Lowell Ahart 2001-7-17 8912 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
  JEPS102382  Cryptantha torreyana Lowell Ahart 2001-7-17 8911 Plumas about 2 1/2 air mi N of Humboldt Summit (E of a small branch of Butt Creek, W side of a poor logging road) 1828 Comment
  UC78658  Cryptantha torreyana Mrs. R. M. Austin Jul 1882 Plumas Big Meadows Comment
  RSA59422  Cryptantha torreyana E. K. Balls 1950-9-15 15860 Plumas South tip Lake Almanor, near P. G. E. dam, Highway 89. 1372 Comment
  UC123027  Cryptogramma acrostichoides Mrs. R. M. Austin 1879-1 Plumas Mt Dyer Comment
  UC1481813  Cryptogramma acrostichoides Mrs. Carlotta C. Hall 1912-7-11 9342 Plumas Long Lake 2042 Comment
  SEINET10529928  Cryptogramma acrostichoides Mary Susan Taylor 1982-8-30 Taylor 5078 Plumas T27N R11E sw sec 35. Kettle Rock quad. S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. Riparian edge of Montane Coniferous Forest; 6900 ft. 2103 Comment
  CHSC59163  Cryptogramma cascadensis Vernon H. Oswald; Lowell Ahart 1992-9-15 5210 Plumas Bonte Peak located E of Mt. Harkness and Juniper Lake. Lassen Volcanic National Park. 2164 Comment
  CAS-BOT-BC80529  Cupressus bakeri C. R. Quick; H. F. Wilcox 1962-10-1 62 -1 Plumas 1 1/2 mi. W. of Wheeler Peak Comment
  CAS-BOT-BC80530  Cupressus bakeri C. R. Quick; R. F. Wilcox 1962-10-1 62 -2 Plumas About 3/4 mile NE of Eisenheimer Peak, near east side of Mud Lake, extending northward down slope toward Wilcox Valley 2042 Comment
  UC1776801  Cuscuta californica G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13254 Plumas Sierra Nevada - Plumas National Forest; Shaded site on slopes to W of headwaters of Bull Run Creek off USFS 23N12E. 2100 Comment
  UCD126251  Cuscuta californica John Thomas Howell 1960-7-18 35606 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC224544  Cuscuta californica John Thomas Howell; G. D. Barbe; T. C. Fuller 1981-6-26 54407 Plumas South end of Walker Plain near Buckeye. About 8 miles southwest of Bucks Lake on road to Oroville 1524 Comment
  CDA39920  Cuscuta californica var. breviflora L. 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. Comment
  CHSC108462  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
  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
  UCD126350  Cuscuta subinclusa James I. Mallory 1967-8-15 277 Plumas Gibsonville Ridge; Plumas National Forest. 1798 Comment
  SEINET10467144  Cyperus aristatus Mary Susan Taylor 1982-9-13 Taylor 5138 A Plumas T23N R14E se/ne sec 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Rd bridge (109) over Feather River, on s side of the river, ca. 1 mi w of Beckwourth. 4880 ft. 1487 Comment
  CAS-BOT-BC114546  Cyperus eragrostis John Thomas Howell 1959-9-21 34795 Plumas Virgilia. 841 Comment
  CAS-BOT-BC113877  Cyperus niger var. capitatus Isabel McCracken 1936-9-8 s.n. Plumas Twin Lakes, Kit Carson Pass Comment
  CHSC84181  Cyperus squarrosus Lowell Ahart 2003-7-18 10428 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
  UCD141099  Cyperus squarrosus E. K. Balls 1950-9-14 15814 Plumas 6 miles NW of Chester, North Fork Feather River. 1402 Comment
  CAS-BOT-BC114055  Cyperus squarrosus John Thomas Howell 1960-7-21 35813 Plumas Moist open slope near Terminal Geyser. 1828 Comment
  UC698534  Cyperus squarrosus Dorothy E. Beetle 1941-6-28 58 Plumas n.w. corner Lake Almanor 975 Comment
  CHSC111724  Cypripedium californicum Lowell Ahart 2012-7-1 18254 Plumas Along the creek, on both sides of the small stream ... Field redacted by CHSC, contact the data manager for more information 850 Comment
  SEINET10470083  Cypripedium californicum Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4668 Plumas T26N R7E sw sec 33. Almanor SW quad. In seep, n side of and above Caribou Rd, on serpentine, 1.8 mi ne of Queen Lily Campgr., ca. 7 air mi ne of Belden. 2800 ft. 853 Comment
  CHSC21814  Cypripedium fasciculatum F. T. Griggs; A. Pass 1975-7-31 270 Plumas Grizzly Forebay. ... Field redacted by CHSC, contact the data manager for more information Comment
  POM290913  Cypripedium montanum Lyman Benson, J. W. Morrison s.n. Plumas Near Quincy 2134 Comment
  UC116922  Cypripedium montanum Mrs. R. M. Austin July, 1874 197 Plumas Butterfly Valley Comment
  CHSC60177  Cystopteris fragilis L. P. Janeway 1992-7-10 4253 Plumas About 0.3 mi north east of top of Grizzly Ridge, between Joseph Creek and Oliver Creek. Plumas National Forest Beckwourth Ranger District, Cascade Compartment. 2164 Comment
  JEPS113772  Cystopteris fragilis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14017 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  POM119131  Damasonium californicum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  UCD150643  Damasonium californicum Tim Metcalf 1974-5-27 372 Plumas Three miles W of Loyalton; 1.5 mi. N of Rd. 49 on Harriet Ln. 1524 Comment
  CAS-BOT-BC189669  Danthonia californica Clarence R. Quick 1966-7-7 66 -40 Plumas Up Cottonwood Creek from crossing, ca. 3 m. south of west end of Humbug Valley. 1402 Comment
  SEINET3926831  Danthonia californica var. americana Fred W. Hoffman 1946-6-9 1812 Plumas Lake Almanor.; 0 Comment
  CAS-BOT-BC76205  Darlingtonia californica Paul F. Covel 1937-7-20 786 b Plumas Approximately 6 miles north Quincy. Comment
  RSA236756  Darlingtonia californica Robert F. Thorne, Larry E. DeBuhr, Tilforth 1972-9-20 42350 Plumas Butterfly Valley Botanic Area: Partly in Plumas Nat'l Forest; near Darlingtonia Bog. 1174 Comment
  SBBG32403  Darlingtonia californica L. S. Rose 1968-6-11 Plumas Butterfly Valley, 4 mi S of Keddie Marsh 1036 Comment
  UC1127099  Darlingtonia californica A. E. Wieslander 1927-7-7 8 Plumas Feather River Experiment Station Downieville Quadrangle 1066 Comment
  UC115308  Darlingtonia californica Mrs. R. M. Austin 1874-5 306 Plumas Cold Springs Butterfly Valley Comment
  UCD119071  Darlingtonia californica Barry Rice 2010-6-10 BR 100601 Plumas South of Butterfly Valley. Comment
  UCR275562  Darlingtonia californica B. C. Templeton 1968-6-8 11246 Plumas Butterfly Valley, c. 10 miles west of Quincy 1067 Comment
  CAS-BOT-BC420648  Darmera peltata Clare B. Hardham 1961-6-15 7431 Plumas Junction of Indian Creek with Feather RIver. North of Quincy. Comment
  CAS-BOT-BC8921  Delphinium depauperatum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1943 Plumas Fern Glen, Butterfly Botanical Area. 1097 Comment
  CAS-BOT-BC8916  Delphinium depauperatum Jean Pawek 1956-5-21 54 Plumas Highway 40, near Highway 89 junction 914 Comment
  SEINET10536037  Delphinium depauperatum Mary Susan Taylor 1982-5-27 Taylor 4556 Plumas T24N R9E nw/nw sec 18. Bucks Lake NE quad. S side of Bucks Lake Rd, 4.5 mi sw of its jct with Hwy 70 in Quincy. 3600 ft. 1097 Comment
  RSA71316  Delphinium gracilentum L. S. Rose 1951-6-28 51026 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CAS-BOT-BC9852  Delphinium nudicaule A. A. Heller 1913-6-13 10836 Plumas Near Marston Station 1066 Comment
  CAS-BOT-BC9857  Delphinium nudicaule Mary Strong Clemens 1920-4-14 s.n. Plumas Quincy Comment
  CHSC1450  Delphinium nudicaule R. Carter 1964-5-16 87 Plumas Feather R. ca. 1/4 mi. up E. side of Pauls Creek. 670 Comment
  CAS-BOT-BC9860  Delphinium nudicaule John Thomas Howell; R. C. Barneby 1954-5-14 29558 Plumas 2 miles east of Blairsden 1493 Comment
  JEPS60599  Delphinium nudicaule E. Fritz 1936-5-27 Plumas Spring Hill trail Meadow Valley 1371 Comment
  SEINET7720713  Delphinium nudicaule Unknown Plumas Indian Valley Comment
  CAS-BOT-BC116113  Delphinium nuttallianum Alice Eastwood 1918-5-25 6994 Plumas Portola Comment
  CDA14684  Delphinium nuttallianum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3140 Plumas 3.25 miles west of Round Valley Reservoir dam, 0.25 mile east of junction with road to Canyon Dam, south arm of Lake Almanor. 1633 Comment
  CDA18741  Delphinium nuttallianum G. D. Barbe, T. C Fuller 1982-7-16 3778 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
  CHSC107445  Delphinium nuttallianum Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-7-6 16 Plumas Northern High Sierra Nevada. 6.1m East of 22N27 (Lumpkin Ridge Rd) 0.1 miles North of 21N65 and 22N27 junction. Growing in shallow soil on rocky flat basalt ridge top. 1544 Comment
  CHSC21345  Delphinium nuttallianum F. T. Griggs; A. Pass 1975-7-7 88 Plumas Gold and Silver Lakes. Comment
  CHSC45508  Delphinium nuttallianum Lowell Ahart 1976-6-18 1141 Plumas Near Bunker Hill Creek, about 1/4 mile south-east of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC60555  Delphinium nuttallianum L. P. Janeway 1992-5-14 4178 Plumas Plumas National Forest. Dotta Canyon; southwest side of Dotta Neck, 3.4 mi southeast from Beckwourth-Genesee Road. Meadow. 1716 Comment
  UC1125921  Delphinium nuttallianum E. Sawyer 1935-5-23 47 Plumas 3 1/2 mi n Hawks; Sierraville Quadrangle Comment
  CAS-BOT-BC116109  Delphinium nuttallianum Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy grade Comment
  CAS-BOT-BC116121  Delphinium nuttallianum L. P. Janeway 1992-5-14 4178 Plumas Plumas National Forest Beckwourth Ranger District Dotta Compartment 1716 Comment
  SD243406  Delphinium nuttallianum G. Douglas Barbe, T. C. Fuller 1982-6-15 3705 Plumas East-facing slope, 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest. 1493 Comment
  CAS-BOT-BC192437  Deschampsia cespitosa subsp. cespitosa A. A. Heller; P. B. Kennedy 1907-7-9 8790 Plumas Prattville 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
  CHSC91656  Deschampsia danthonioides G. D. Barbe; T. C. Fuller 1982-6-17 3848 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
  CHSC97619  Deschampsia danthonioides Lowell Ahart; John Dittes 2007-6-17 14179 Plumas On damp sand, along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  HSC8598  Deschampsia danthonioides L. S. Rose 1968-6-10 68083 Plumas Quincy Meadow 1037 Comment
  UC196407  Deschampsia danthonioides H. S. Yates 1913-6-24 Plumas Massack Comment
  CDA13965  Deschampsia elongata G. F. Hrusa 1996-8-2 13427 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Sunny site, on moist to wet springline trib. of Squirrel Creek. Perennial, bunching. Uncommon here. Comment
  SEINET10448461  Descurainia richardsonii subsp. viscosa Mary Susan Taylor 1982-5-19 Taylor 4480 Plumas T23N R14E se/se sec 29. Portola quad. Ridgetop, sagebrush scrub & sandy soils, Ramelli Ranch, on ridge 1.5 mi e of Portola. 5760 ft. 1756 Comment
  CAS-BOT-BC43507  Descurainia sophia David D. Keck 1932-7-3 1664 Plumas Quincy, within a few meters of main street. 1065 Comment
  CHSC43304  Dicentra formosa Lowell Ahart 1976-7-7 1163 Plumas Along Cold Water Creek, about 1/10 mile south-west of Arkansas Ravine, about 4 miles south of Grizzly Mountain. 1524 Comment
  SEINET12091634  Dicentra formosa Unknown 1984-1 11 Plumas ca 40 mi NE of Oroville and 160 yds W of the N. Fk. Feather River, along Jackass Creek 610 Comment
  JEPS87573  Dicentra pauciflora Lowell Ahart 1994-6-29 7416 Plumas about 0.5 mi s Bucks Lake (on poor logging road) 1828 Comment
  JEPS87767  Dicentra pauciflora Lowell Ahart 1994-6-12 7318 Plumas about 1.25 air mi s Bucks Lake (near Cedar Flat, on w side of Faggs Mine Road, sw of a small branch of Willow Creek) 1706 Comment
  JEPS85855  Dichelostemma congestum Barbara Ertter 1989-7-4 8692 Plumas Coyote Flat w of Lake Almanor (4.2 mi w of Hwy. 89 jct. with Hwy. 36); Coyote Flat 1524 Comment
  UCD139255  Dichelostemma multiflorum E. W. Jameson 1949-6-12 s.n. Plumas 6 miles north of Keddie. 1371 Comment
  CAS-BOT-BC299761  Dieteria canescens var. canescens M. S. Taylor 1982-8-27 5046 Plumas SW corner of jct. of Hwy. 70 and road to Loyalton, in Vinton 1493 Comment
  CAS-BOT-BC151746  Diplacus kelloggii Henry A. Kloppenburg 1928-5-19 435 Plumas Belden 701 Comment
  CAS-BOT-BC151855  Diplacus mephiticus G. D. Hanna 1958-9-18 s.n. Plumas Crystal Mt., Eastern Plumas Co. 2194 Comment
  SJSU14464  Diplacus mephiticus N. A. Hopkins 1990-7-1 1623 Plumas 17.2 mi N of Beckwourth on Beckwourth-Genesee Rd 1706 Comment
  CAS-BOT-BC151448  Diplacus nanus Wayne D. Dakan 1978-6-21 s.n. Plumas West side of Lake Almanor - Sierra Nevada Comment
  RSA508618  Disporum hookeri var. hookeri Mrs. R. M. Austin 1888-9-7 s.n. Plumas Mill Creek Comment
  CAS-BOT-BC208630  Distichlis spicata John Thomas Howell 1955-7-19 30789 Plumas Vinton - Sierra Nevada 1505 Comment
  CDA34753  Dittrichia graveolens L. Ahart, John Dittes 2010-10-5 17302 Plumas North side of Highway 70, Serpentine Canyon, 2.7 miles (air) east-northeast of Rich Bar, 3.9 miles (air)west of Twain. Comment
  HSC100748  Dittrichia graveolens Lowell Ahart, John Dittes 2010-10-5 17302 Plumas N side of Hwy. 70, Serpentine Canyon, 2.7 (air) mi. ENE of Rich Bar, 3.9 (air) mi. W of Twain. 814 Comment
  JEPS117163  Dittrichia graveolens Lowell Ahart, John Dittes 2010-10-5 17302 Plumas On the north side of Highway 70, Serpentine Canyon, 2.7 miles (air) east-northeast of Rich Bar, 3.9 miles (air) west of Twain 813 Comment
  UCD169819  Dittrichia graveolens Lowell Ahart; John Dittes 2010-10-5 17302 Plumas On the north side of Highway 70, Serpentine Canyon, 2.7 miles (air) east-northeast of Rich Bar, 3.9 miles (air) wesr of Twain. 813 Comment
  SBBG125743  Dittrichia graveolens L. Ahart with J. Dittes 2010-10-5 17302 Plumas N side of Hwy 70, Serpentine Cyn, 2.7 mi ENE of Rich Bar, 3.9 mi W of Twain Comment
  CAS-BOT-BC136102  Dodecatheon alpinum Anna Head 1920-7-13 s.n. Plumas Gray Eagle Creek, Lake Center Camp - Feather River Region 1920 Comment
  CHSC65113  Dodecatheon alpinum Vernon H. Oswald; Lowell Ahart 1995-7-24 7107 Plumas Caribou Wilderness N of Chester, at the SW end of Indian Mdw, on the trail from Hay Mdw. to Beauty Lake. Growing in wet soil on the edge of the pond at Indian Mdw. 1950 Comment
  CHSC20831  Downingia bacigalupii K. R. Stern 1975-7-23 5820 Plumas NW shore of Lake Almanor. 1371 Comment
  RSA436118  Downingia bacigalupii D. D. Keck 1932-7-6 1716 Plumas Halfway between Prattville and Chester. 1341 Comment
  SEINET12326105  Downingia bacigalupii W. Knight, Knight, I. 1983-1 4917 Plumas On road between Chester and Drakesbad 1539 Comment
  SBBG33139  Downingia bicornuta K. K. Muller 1965-8-19 1366 Plumas 5 mi NW of Almanor P.O. on St Hwy 89 Comment
  SBBG69656  Downingia elegans Mrs. H. P. Bracelin 1932-7-25 695 Plumas 7 mi S of Chester 1524 Comment
Read comments
Aug 14 2015
  UC397356  Draba verna Mrs. Jos. Clemens 1920-2-25 7000 Plumas Crescent Mills Comment
  CAS-BOT-BC41397  Draba verna M. S. Taylor 1982-5-7 4415 Plumas Ramelli Ranch, near Feather Rivers south side, ca. 0.25 mile east of Calpine Road (109). 1487 Comment
  CHSC21076  Draperia systyla F. T. Griggs; A. Pass 1975-7-2 64 Plumas Bucks Lake Forest Service Survey. North of Grizzly Forebay. Comment
  CHSC43346  Draperia systyla Lowell Ahart 1975-7-2 833 Plumas Along the edge of the road, about 6 miles north of the Sly Creek Dam. 1127 Comment
  SD7206  Draperia systyla R. M. Austin 1879-1 Plumas Big Meadows Comment
  UC1778631  Draperia systyla G. Douglas Barbe, T. C. Fuller 1982-7-15 3745 Plumas 3.4 miles northeast of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  JEPS84398  Drosera anglica V. Oswald and W. Dempsey 1989-8-24 3960 Plumas 11 air mi nw Chester (s edge of park); Lassen Volcanic National Park, Little Willow Lake 1828 Comment
  UCD99508  Drosera anglica Barry Rice 2009-7-4 BR 090701 Plumas southwest of Longville. Comment
  CDA25346  Drosera rotundifolia G. D. Barbe 1977-8-16 2329 Plumas 0.6 mile west of road to Twain, 0.6 mile west of end of pavement; Butterfly Valley. 0 Comment
  SBBG25868  Drosera rotundifolia K. K. Muller 1965-8-20 1365 Plumas local dirt logging rd turning W from St Hwy 89, 6 mi N of Quincy Comment
  UC511310  Drymocallis Lyman Benson 1932-7-29 3988 Plumas Buck Lake Sierra Nevada, , Buck Lake (Feather River) 2133 Comment
  CAS-BOT-BC159673  Drymocallis glandulosa Gordon H. True; John Thomas Howell; Walter Knight; Irja Knight 1968-6-11 2374 Plumas In canyon of Butterfly Creek between Spanish Creek and Butterfly Valley - Sierra Nevada Comment
  CAS-BOT-BC159585  Drymocallis glandulosa var. glandulosa Clare B. Hardham 1978-8-11 21785 Plumas In volcanic area about 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC143429  Drymocallis lactea var. lactea Clare B. Hardham 1978-8-11 21772 Plumas About 5 miles southeast of Thompson Peak Comment
  UC1564757  Dulichium arundinaceum V. Oswald, L. Ahart and L. Hanson 1989-7-31 3901 Plumas 6.5 air mi n of La Porte (0.5 air mi w of Fowler Peak, at headwaters of Fowler (Slate) Creek); Fowler Creek 1670 Comment
  CHSC110379  Dysphania botrys Lowell Ahart 2012-9-5 18447 Plumas Road edge, where the County Road crosses the South Fork of the Feather River, about 1 mile (air) southeast of Pilot Peak, about 8-1/4 miles (air) northwest of La Porte. 1828 Comment
  SEINET3156672  Dysphania carinata E. K. Balls 1950-9-14 15833 Plumas North Fork Feather River, 6 miles NW of Chester 1402 Comment
  UC1100260  Echinochloa crus-galli Malcolm A. Nobs and S. Galen Smith 1949-8-19 1413 Plumas about 2 mi s Greenville; Indian Valley Comment
  UC1562599  Elatine triandra Barbara Ertter 1988-10-21 8001 Plumas ca 1.5 mi e Chester (on Hwy 36, e end of causeway); Lake Almanor Comment
  CAS-BOT-BC113704  Eleocharis acicularis Lowell Ahart 1980-10-6 2668 Plumas Lake, 1/2 mi W of Fowler Pk. 1700 Comment
  CHSC40414  Eleocharis acicularis var. occidentalis Lowell Ahart 1985-7-11 5125 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
  RSA52942  Eleocharis bella R. Weatherby 1950-7-28 1491 Plumas North edge of Taylorsville. 1098 Comment
  UC1028645  Eleocharis bella Robert J. Weatherby 1950-7-28 1491 Plumas Taylorsville, N edge 1097 Comment
  UCD49584  Eleocharis bella S. Galen Smith; Malcolm A. Nobs 1949-8-18 1357 b Plumas Drying mud flats at the south end of Lake Almano. Comment
  CHSC100845  Eleocharis decumbens B. Castro; L. P. Janeway 2005-9-11 1517 Plumas Ca 5 air mi N of Bucks Lake and 2.5 mi S of Highway 70 and the Feather River Cyn, just N of Three Lakes. Ca 0.8 mi E of the Three Lakes trailhead, along the Pacific Crest Trail. At N edge of wide flat open fen in the middle of the Grassy Lakes. 1895 Comment
  CAS-BOT-BC113390  Eleocharis engelmannii Walter Knight; Irja Knight 1966-6-19 1357 Plumas Near Pond Reservoir, Butterfly Valley. 1097 Comment
  CHSC97584  Eleocharis macrostachya Lowell Ahart; John Dittes 2007-6-17 14200 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  UC334118  Eleocharis macrostachya unknown Aug 1882 Plumas Sierra Valley Comment
  UC698594  Eleocharis macrostachya Dorothy E. Beetle 1941-6-28 59 Plumas Lake Almanor, NW corner of 975 Comment
  UCD49741  Eleocharis macrostachya S. Galen Smith; Malcolm A. Nobs 1949-8-18 1358 Plumas Drying mud flats at the south end of Lake Almanor. Comment
  CHSC78742  Eleocharis obtusa Jim Battagin 2000-6-9 Plumas Feather River College. 1045 Comment
  CAS-BOT-BC112043  Eleocharis torticulmis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1394 Plumas In dry vernal area-Pond Reservoir, Butterfly Botanical Area. 1097 Comment
  CHSC21817  Elymus F. T. Griggs; A. Pass 1975-7-12 177 Plumas Bucks Lake. Comment
  SEINET10863864  Elymus William E. Harmon 1969-8-18 Harmon 1562 Plumas Roadcut in open pine forest. 2 mi NE of Blairsden. Comment
  CAS-BOT-BC227597  Elymus elymoides Gladys L. Smith 1959-6-20 1254 Plumas At Plumas - Sierra county line on Gold Lake to Feather River route 1828 Comment
  CAS-BOT-BC227603  Elymus elymoides John Thomas Howell 1951-6-27 27564 Plumas Johnsville 1584 Comment
  CAS-BOT-BC227730  Elymus elymoides John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50636 Plumas Headwaters of Indian Creek southeast of Diamond Mt. 2164 Comment
  RSA95477  Elymus elymoides L. S. Rose 1954-5-30 54079 Plumas Beckwourth. 1524 Comment
  CHSC87983  Elymus elymoides subsp. californicus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11162 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  JEPS113818  Elymus elymoides subsp. californicus Lowell Ahart, John Dittes 2007-8-9 14450 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis 2493 Comment
  UC943025  Elymus glaucus Lewis S. Rose 1951-6-28 51024 Plumas Johnsville 1600 Comment
  CAS-BOT-BC206796  Elymus glaucus subsp. glaucus Alice Eastwood 1927-6-18 14700 Plumas Near Greenville. Comment
  CHSC115893  Elymus glaucus subsp. glaucus L. P. Janeway 2015-7-29 11812 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  UCD61275  Elymus macounii Carl W. Rimbey 1960-7-18 Plumas Sierra Valley, Gordon Van Vleck Ranch, ca. 5 miles NE Sattley. Comment
  UC717963  Elymus trachycaulus David D. Keck 1944-7-8 5419 Plumas Feather River Inn Sierra Nevada, Middle Fork Feather River, Mohawk Valley 1356 Comment
  CHSC54544  Elymus trachycaulus subsp. trachycaulus Vernon H. Oswald 1991-8-8 4814 Plumas Lassen Volcanic National Park. Just north of the south boundary of the park at Willow Lake, along the trail to Camp Kelley and Terminal Geyser, ca. 3 miles (air) southeast of Drakesbad. In a meadow located here. 1670 Comment
  CHSC66655  Elymus trachycaulus subsp. trachycaulus Vernon H. Oswald; Lowell Ahart 1996-7-15 8038 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from the road. On the edge of the road crossing the meadow. 1371 Comment
  JEPS113666  Elytrigia elongata Lowell Ahart, Josephine Guardino 2007-7-20 14312 Plumas South of a small drainage, northeast edge of a large meadow, south of Lightning Tree Campground, west of the paved road, east side of Lake Davis 1789 Comment
  CHSC36852  Elytrigia intermedia subsp. barbulata M. S. Taylor 1982-6-28 4761 Plumas Ramelli Ranch, between Calpine Rd (109) and cow pastures; ca. 1 mi w of Beckwourth, s of Hwy 70. 1487 Comment
  CHSC92827  Elytrigia intermedia subsp. intermedia Lowell Ahart; Josephine Guardino 2005-8-10 12310 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  SEINET8655891  Ephedra viridis W. Harnach 2014-4-29 1387 Plumas 1.2 miles north of Chilcoot on Frenchman Rd. than 1.45 miles NE of USFS Rd. 24N88. 1654 Comment
  UCD132879  Ephedra viridis Beecher Crampton 1954-5-11 1882 Plumas Lassan County Border, Beckwourth Pass, along highway 24. 1588 Comment
  CHSC65646  Epilobium brachycarpum L. P. Janeway 1995-7-23 4864 Plumas Hartman Bar Ridge; south-facing slope of Franklin Hill. 1731 Comment
  UC125426  Epilobium brachycarpum D. Cleveland July 1882 Plumas Big Meadows Comment
  SBBG119866  Epilobium brachycarpum L. Ahart, J. Dittes 2003-8-8 10481 Plumas W side of Beckwourth Calpine Rd, ca. 0.5 air mi SW of Beckwourth, Sierra Valley 1478 Comment
  CAS-BOT-BC171712  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  HSC73001  Epilobium canum subsp. latifolium M. S. Taylor 1981-9-14 4277 Plumas N side of Spur Rd. through center of Dark Ravine, 1/4 mi. N of Rush Creek, 5 mi. ESE of Greenville 1585 Comment
  JEPS44028  Epilobium canum subsp. latifolium W. L. Jepson 1924-7-22 10607 Plumas Rich Pt. Middle Fork Feather River 914 Comment
  UC107728  Epilobium canum subsp. latifolium Mrs. R. M. Austin 1875-1 Plumas Indian Valley Comment
  UC572309  Epilobium canum subsp. latifolium C. G. Albertus 1935-7-20 207 Plumas 1.5 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle 1310 Comment
  CHSC81803  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2001-10-16 9371 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CHSC97278  Epilobium ciliatum subsp. glandulosum Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14467 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  JEPS112917  Epilobium ciliatum subsp. glandulosum Dean W. Taylor 2001-8-1 17865 Plumas tributary to Hopkins Creek draining from Blue Nose Mountain. along Forest Road 23N10 near the junction with Forest Road 23N43Y 1493 Comment
  RSA239251  Epilobium ciliatum subsp. glandulosum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42328 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest. 1159 Comment
  RSA716414  Epilobium ciliatum subsp. glandulosum L. Ahart, John Dittes 2005-9-19 12388 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  CHSC115212  Epilobium densiflorum Lowell Ahart 2015-6-7 20221 Plumas West side of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 mile (air) west of La Porte. 1411 Comment
  CHSC53688  Epilobium densiflorum L. P. Janeway 1989-7-18 3495 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.7 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. Along edge of meadow. 1706 Comment
  CHSC97105  Epilobium densiflorum Lowell Ahart; Josephine Guardino 2007-7-21 14383 Plumas Sides of a small drying stream, about 60 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  UC965552  Epilobium densiflorum Herbert L. Mason 1952-7-17 14380 Plumas along Western Pacific tracks just s Beckwourth; Sierra Valley 1524 Comment
  JEPS115178  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart, John Dittes 2009-7-13 16048 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  UC170968  Epilobium lactiflorum H. M. Hall July 1912 9323 Plumas Long Lake Sierra Nevada Mountains 2042 Comment
  CHSC63464  Epilobium obcordatum Lowell Ahart 1994-7-22 7490 Plumas South of the Pacific Crest Trail, west of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  UC1191746  Epilobium torreyi Malcolm A. Nobs, S. Galen Smith 1949-8-19 1463 a Plumas pond on se side Portola Comment
  UC1586410  Epipactis gigantea Vernon H. Oswald and Lowell Ahart 1991-6-18 4685 Plumas Forest Rd 28N38 3.4 mi ene junction with County Rd 201 (Old Haun Rd) (ca 4 air mi n of Greenville) 1609 Comment
  SEINET12078002  Epipactis gigantea R. M. Austin 1880-1 s.n. Plumas Mount Dyer 1829 Comment
  CAS-BOT-BC57895  Equisetum X ferrissii John Thomas Howell 1959-9-21 34761 Plumas N. Fk. Feather River near Belden. 701 Comment
  CHSC24281  Equisetum arvense K. R. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  RSA59233  Equisetum arvense E. K. Balls 1950-8-31 15532 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  UC942949  Eremogone aculeata Lewis S. Rose 1951-6-28 51052 Plumas above Eureka Lake (n of Johnsville) 2133 Comment
  CAS-BOT-BC174156  Eremogone aculeata W. Harnach; N. Harnach 1990-5-12 290 Plumas Sierra Valley. Wilson brothers ground, south of Marble lane, on Co. Rd. A-23 (the rock pile) 1514 Comment
  RSA595069  Eremogone cliftonii Clare B. Hardham 1978-4-17 21583 Plumas Between Indian Joe and Caribou. Feather River Canyon. 610 Comment
  CAS-BOT-BC174215  Eremogone congesta var. congesta Mrs. E. Meiere 1915-7-1 s.n. Plumas Long Lake Comment
  SEINET12875574 Image available Eremogone congesta var. subcongesta Barbara Ertter, Gary Schoolcraft 1989-1 8666 Plumas Diamond Mt. Peak ca. 7 airmiles S of Susanville, T28N R11E Sec 1 SW. 2316 Comment
  CAS-BOT-BC174306  Eremogone congesta var. suffrutescens John Thomas Howell 1960-7-19 35672 Plumas Drakesbad. Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC174296  Eremogone congesta var. suffrutescens Anna Head 1921-7-11 s.n. Plumas Top of Indian Peak, Feather River Region Comment
  RSA0057645  Eremogone congesta var. suffrutescens L. S. Rose 1967-7-12 67172 Plumas 1 mile S of Keddie; Butterfly Creek and Spanish Creek. 884 Comment
  CAS-BOT-BC174363  Eremogone kingii var. glabrescens George W. Gillett 1957-7-13 765 Plumas Below Sifford Lakes, on direct route to the Devils Kitchen. Lassen Volcanic National Park 2057 Comment
  CHSC97259  Eremogone kingii var. glabrescens Lowell Ahart; John Dittes 2007-8-9 14437 Plumas About 20 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
  RSA0124154  Eriastrum signatum L. S. Rose 1955-7-19 55140 Plumas Beckworth Pass. 1494 Comment
  CAS-BOT-BC286645  Ericameria bloomeri Clare B. Hardham 1970-8-9 17716 LL Plumas Road to Thompson Peak Lookout Comment
  CAS-BOT-BC286648  Ericameria bloomeri L. P. Janeway 1990-8-29 3838 Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  RSA201300  Ericameria bloomeri J. T. Howell 1960-8-20 36282 Plumas Kelly Camp, near Drakesbad. 1616 Comment
  SD112579  Ericameria bloomeri Darley F. Howe 1960-9-21 2988 Plumas 10 miles from junction with Highway 89 on road to Susanville 1675 Comment
  CAS-BOT-BC294297  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-25 34999 Plumas 2 miles east of Portola 1484 Comment
  CAS-BOT-BC299440  Ericameria nauseosa var. speciosa Lewis S. Rose 1932-9-4 32605 Plumas Eureka Lake 1889 Comment
  CHSC108464  Ericameria nauseosa var. speciosa Lowell Ahart 2011-9-17 17676 -A Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam. 1687 Comment
  CHSC44859  Ericameria nauseosa var. speciosa Lowell Ahart 1974-10-1 650 Plumas On the west part of Buzzards Roost Ridge, about 1 mile north of Onion Valley, north of Pilot Peak. 1981 Comment
  CHSC84988  Ericameria nauseosa var. speciosa Lowell Ahart 2003-10-17 10642 Plumas Above the cliffs northeast of Humboldt Peak, about 3/4 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2133 Comment
  JEPS104418  Ericameria nauseosa var. speciosa Lowell Ahart 2003-10-17 10642 Plumas Above the cliffs ne of Humboldt Peak, ca 3/4 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2133 Comment
  JEPS21505  Ericameria nauseosa var. speciosa W. L. Jepson 1939-8-12 19387 Plumas at the sw edge of Honey Lake (Black Mt.); Diamond Mts., Black Mt. 1981 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
  CAS-BOT-BC293029  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34961 Plumas Near Blairsden 1341 Comment
  CAS-BOT-BC532604  Erigeron G. Ledyard Stebbins 1986-6-29 C 604 Plumas Aprox. 5 mi N of the town of Meadow Valley, along Forest Service Rd no 25N17, above Bean Creek [exact location unknown] 1420 Comment
  CHSC91771  Erigeron bloomeri var. bloomeri G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16318 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
  CHSC34326  Erigeron canadensis L. Ahart 1981-9-6 3088 Plumas Along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi s w of Crescent Mills. 1200 Comment
  SEINET10475344  Erigeron decumbens var. robustior Mary Susan Taylor 1982-7-8 Taylor 4801 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  CDA18458  Erigeron divergens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3177 Plumas Sierra Nevada; 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  CHSC57413  Erigeron divergens L. P. Janeway 1991-6-18 4050 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 100 ft west of Middle Fork Feather River. Along dirt road. 1463 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-BC300402  Erigeron eatonii var. plantagineus John Thomas Howell; H. Keith Wagnon 1980-5-27 53620 Plumas 1 mile west of Almanor 1386 Comment
  SEINET8667231 Image available Erigeron eatonii var. plantagineus A. A. Heller, P. B. Kennedy 1907-7-3 8704 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC300467  Erigeron filifolius John Thomas Howell 1955-7-19 30772 Plumas Beckwourth 1493 Comment
  SD9018  Erigeron glacialis var. glacialis Mrs. R. M. Austin 1882-8-9 Plumas King's Valley Comment
  CHSC100862  Erigeron inornatus var. inornatus B. Castro; L. P. Janeway 2005-9-11 1522 Plumas Ca 5 air mi N of Bucks Lake and 2.5 mi S of Highway 70 and the Feather River Cyn, just N of Three Lakes. Ca 0.5 mi E of the Three Lakes trailhead, along the Pacific Crest Trail. Along trail just N of the Grassy Lakes. Few feet from S edge of trail. 1901 Comment
  RSA0039303  Erigeron inornatus var. inornatus Lowell Ahart 2008-8-14 15198 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  RSA59484  Erigeron inornatus var. inornatus E. K. Balls 1950-9-15 15865 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  JEPS87535  Erigeron lassenianus var. deficiens Lowell Ahart 1993-9-24 7267 Plumas about 3 mi nw Pilot Peak (w side of Cleghorn Bar Road); Monitor Flat 1828 Comment
  CDA18571  Erigeron lassenianus var. lassenianus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3330 Plumas Sierra Nevada; 0.8 miles northwest of Antelope Lake, 0.7 mile east of forest road to Taylor Lake 1661 Comment
  CAS-BOT-BC295792  Erigeron petrophilus var. sierrensis M. S. Taylor 1981-8-25 4238 Plumas Red Hill Lookout, ca. 3 air mi ne of Belden 1920 Comment
  CHSC102007  Erigeron petrophilus var. sierrensis L. P. Janeway; B. Castro 2009-8-29 9949 Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.6 km south of the Buckhorn survey monument at junction of Road 23N69 and Road 23N36Y (to Martin Mine). 1881 Comment
  CHSC67426  Erigeron petrophilus var. sierrensis James D. Jokerst; Lowell Ahart 1985-10-4 2584 Plumas Pilot Peak serpentine NE of La Porte. Comment
  CHSC99970  Erigeron petrophilus var. sierrensis Lowell Ahart 2008-9-10 15388 Plumas About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  CDA4942  Erigeron philadelphicus T. C. Fuller 1963-7-17 10926 Plumas South side of Highway 40 Alt. to Portola, ca. 6 miles east of Quincy. 0 Comment
  CAS-BOT-BC300260  Erigeron reductus var. reductus Rimo Bacigalupi 1927-7-10 1688 Plumas Slopes of Mt Elwell above Long Lake 2133 Comment
  CAS-BOT-BC216232  Eriodictyon californicum Mary Strong Clemens 1920-6-23 s.n. Plumas Quincy Comment
  SEINET10537783  Eriogonum Mary Susan Taylor 1981-6-17 Taylor 3930 Plumas T24N R13E se/ne sec 8. Grizzly Valley quad. On N side of Bagley Pass Rd (24N08), ca. 1/4 mi E of its jct with 25N93, ca. 13 air mi NW of Portola. 5600 ft elev. 1707 Comment
  SEINET10479801  Eriogonum douglasii var. douglasii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3858 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  UC1032037  Eriogonum elatum C. W. Hanks 1934-8-6 5 Plumas n end of Sierra Valley Plumas National Forest, Sierraville Quadrangle, Sierra Valle Comment
  CHSC37711  Eriogonum elatum var. villosum M. S. Taylor 1982-7-12 4982 Plumas Along Jackson Creek Rd (23N48), ca. 1 mi nw of Mt Jackson, ca. 5 air mi nw of Mohawk. 1645 Comment
  SDSU6734  Eriogonum latifolium subsp. nudum R. M. Beauchamp 1965-7-17 Plumas 1/2 mile north of Chester, California. Comment
  LA206884  Eriogonum marifolium C. W. Hallis; June 1730 1928 sn Plumas Mount Lassen, Lassen National Park Comment
  UC1776760  Eriogonum marifolium G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13246 Plumas Bull Run Creek off USFS 23N12E. 2100 Comment
  SEINET10479458  Eriogonum nudum Lowell Ahart, James D. Jokerst 1985-10-4 Ahart 5194 Plumas Along the South Fork of the Feather River about 1/4 mile north of the Feather Fork Mine, about 6 miles north-east of La Porte. Comment
  CAS-BOT-BC264817  Eriogonum nudum var. deductum John Thomas Howell 1955-7-20 30853 Plumas Mohawk, Sierra Nevada 1371 Comment
  CDA18581  Eriogonum nudum var. deductum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3296 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  CHSC66766  Eriogonum nudum var. nudum Vernon H. Oswald; Lowell Ahart 1996-8-14 8160 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.). Common in hydraulic mine tailings along the road. 1127 Comment
  CAS-BOT-BC261589  Eriogonum nudum var. nudum Janet Jones 1980-7-14 197 Plumas Around Layman near Blairsden, Plumas National Forest 1280 Comment
  CAS-BOT-BC261596  Eriogonum nudum var. nudum W. Harnach; N. Harnach 1990-6-19 400 Plumas Sierra Valley. Genesse [Genesee] Rd. 1645 Comment
  CAS-BOT-BC261602  Eriogonum nudum var. nudum M. S. Taylor 1982-8-4 4913 Plumas Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy Comment
  CDA14662  Eriogonum nudum var. oblongifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3101 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CDA19226  Eriogonum nudum var. oblongifolium G. D. Barbe, T. C. Fuller 1982-6-17 3799 Plumas Plumas National Forest; Junction Gold Lake Road with Highway 89 between Graegle and Clio. 6 mi N of Sierra Co line. 1371 Comment
  UC1949200  Eriogonum spergulinum subsp. reddingianum Barbara Ertter 1988-7-25 7853 Plumas W of meadow; Diamond Mts ca 15 airmiles due S of Susanville, sheep camp on Pierce Creek Comment
  CAS-BOT-BC269946  Eriogonum spergulinum var. reddingianum Anna Head 1921-7-3 s.n. Plumas Grassy Lake, Lake Center Camp, Feather River Region Comment
  CHSC102438  Eriogonum spergulinum var. reddingianum L. P. Janeway; B. Castro 2009-6-7 9802 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 180 m southwest of Thompson Valley Creek. Broad valley of wet and dry meadow complex and sagebrush flats. 1672 Comment
  POM161746  Eriogonum spergulinum var. reddingianum R. C. Bacigalupi 1927-7-11 1708 Plumas Grassy Lake Meadows. Golden Lake Region. 1890 Comment
  SEINET10479795  Eriogonum strictum subsp. proliferum Mary Susan Taylor 1981-6-18 Taylor 3937 A Plumas T24N R13E nw/sw sec 8. Grizzly Valley quad. N side of rd 25N93, ca. 1.5 mi NW of Bagley Pass, ca. 12 mi N of Blairsden. 5800 ft. elev. 1768 Comment
  CDA17286  Eriogonum strictum var. anserinum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16313 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CHSC63467  Eriogonum strictum var. anserinum Lowell Ahart 1994-7-20 7483 Plumas Open bare area, on both sides of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. Label said both Plumas and Sierra County. 1981 Comment
  CHSC60545  Eriogonum strictum var. proliferum L. P. Janeway; Garrett Gibson 1992-6-16 4238 Plumas Plumas National Forest Beckwourth Ranger District Beckwourth Compartment. About 1/2 mi north of Beckwourth Peak, ca 2 1/2 mi south-southeast of Portola. 1798 Comment
  CAS-BOT-BC267501  Eriogonum umbellatum John Thomas Howell 1951-6-29 27748 Plumas Spring Garden Creek 1158 Comment
  CHSC104739  Eriogonum umbellatum var. modocense L. P. Janeway 2009-8-13 9925 Plumas Northern High Sierra Nevada. Plumas National Forest; eastern end of Red Mountain, 430 m south-southeast of the Buckhorn survey monument. 1909 Comment
  CAS-BOT-BC265169  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-8-18 5011 Plumas Summit of Mt. Ingalls, ca. 9 air miles NE of Sloat 2551 Comment
  CHSC34728  Eriogonum umbellatum var. nevadense M. S. Taylor 1981-6-16 3910 Plumas NW side of rd 24N07, ca. 1 mi nw of Smith Peak Lookout, ca. 7 mi ne of Blairsden. 2072 Comment
  CHSC97250  Eriogonum umbellatum var. nevadense Lowell Ahart; John Dittes 2007-8-9 14436 Plumas About 30 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  RSA759517  Eriogonum umbellatum var. nevadense James L. Reveal 2007-6-5 8838 Plumas Along U. S. Forest Service Road 26N70 (County Road 177) north of Conklin Park Campground, 0.6 miles north of the bridge over Willow Creek. 1723 Comment
  CHSC108118  Eriogonum umbellatum var. polyanthum Lowell 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. 1645 Comment
  CAS-BOT-BC262239  Eriogonum ursinum Anna Head 1921-7-9 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC102106  Eriogonum ursinum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16216 Plumas On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  NY399807  Eriogonum ursinum Mrs. Ames 1876-1 s.n. Plumas Comment
  CAS-BOT-BC262246  Eriogonum ursinum John Thomas Howell 1967-6-23 42725 Plumas 4 miles east of Rich Bar, East Branch Feather River 762 Comment
  NY323638  Eriogonum ursinum Mrs. Ames s.n. Plumas Light's Canyon Comment
  SEINET10479582  Eriogonum ursinum Mary Susan Taylor 1982-7-21 Taylor 4898 Plumas T23N R10E sw/nw sec 14. Onion Valley quad. Summit of Little Volcano, ca. 5 mi se of Quincy. 5801 ft. Dry rocky outcrop. 1768 Comment
  UC635436  Eriogonum ursinum Herbert L. Mason 1924-6-19 1070 Plumas near base of Mt. Elwell; Bear Lake Comment
  SEINET5332057  Eriogonum ursinum var. ursinum J. L. Reveal 1971-6-23 2468 Plumas Along California Highway 89, 4 miles northwest of Greenville and about 4 miles southeast of Canyondam. 1219 Comment
  CHSC40865  Eriogonum vimineum K. R. Stern 1985-6-25 8215 Plumas Vicinity of Blairsden. 1371 Comment
  CAS-BOT-BC264121  Eriogonum vimineum Lowell Ahart 1981-7-18 2935 Plumas North side of road, about 2 miles north of Belden on Caribou Road 1200 Comment
  RSA59256  Eriogonum vimineum E. K. Balls 1950-8-31 15545 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  RSA59474  Eriogonum vimineum E. K. Balls 1950-9-16 15877 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89. 1433 Comment
  SEINET11933187  Eriogonum vimineum M. S. Taylor 1982-1 4983 Plumas along Jackson Creek Rd (23N48) ca 1 mi NW of Mt.Jackson, ca 5 air mi NW of Mohawk 1646 Comment
  SEINET10672053  Eriophyllum lanatum Patricia L. Kenney, Melvin L. Conrad; Douglas G. LeDoux 1973-6-5 Kenney 420 Plumas Along roadside of Hwy. 89, 5 mi. N of jct. of Hwy. 70 & 89. Yellow pine, Douglas fir and oaks. 1067 Comment
  CAS-BOT-BC301420  Eriophyllum lanatum var. grandiflorum A. A. Heller 1938-5-30 15133 Plumas On the Feather River Highway near Rich Bar 762 Comment
  CAS-BOT-BC308261  Eriophyllum lanatum var. integrifolium Lowell Ahart 1983-8-17 s.n. Plumas South of Onion Valley, west of Pilot Pk., near the Quincy La Porte Road, north-east of La Porte 2000 Comment
  CAS-BOT-BC308270  Eriophyllum lanatum var. integrifolium Lincoln Constance 1933-7-5 117 Plumas 1 mile north of Indian Fall Comment
  CHSC113610  Eriophyllum lanatum var. integrifolium Lowell Ahart 2014-8-26 19776 Plumas Gravel bars in the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  SD130435  Erodium cicutarium Fred Sommers 1976-6-7 116 Plumas Sierra Valley Marsh. 1524 Comment
  SEINET10972975  Eryngium articulatum Mary Susan Taylor 1982-8-27 Taylor 5058 Plumas T23N R14E nw/se sec 27. Portola quad. Ramelli Ranch, vernal pools on s side of RR tracks, ca. 1 mi sw of Beckwourth. 4880 ft. 1487 Comment
  CAS-BOT-BC54325  Erysimum capitatum Lowell Ahart 1986-7-8 5349 Plumas About 1 mile northwest of Pilot Peak, about 14 miles northeast of La Porte. 1981 Comment
  SEINET10841502  Erysimum capitatum Mary Susan Taylor 1982-6-2 Taylor 4606 Plumas T23N R11E nw/ne sec 22. Johnsville quad. S side of Poplar Creek Rd (23N08), 0.1 mi e of bridge, ca. 1 mi s of Sloat. 4200 ft. 1280 Comment
  SEINET10970606  Erysimum capitatum Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-5 Conrad 7054 Plumas On loose rorocky, north-facing roadside bank, 5.2 mi. W. Of jct. Of hwy 70 and meadow valley rd in quincy. 1219 Comment
  CHSC41128  Erysimum capitatum var. capitatum J. D. Jokerst 1977-4-4 30 Plumas On w. bank of Chips Creek, 400 m. nw. of North Fork Feather River, ca. 1.5 km. ese. of Belden. 735 Comment
  CHSC52516  Erysimum capitatum var. capitatum L. P. Janeway 1990-5-19 3721 Plumas Plumas National Forest. Small creek west of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley. 1402 Comment
  CAS-BOT-BC55103  Erysimum perenne Anna Head 1920-7-13 s.n. Plumas Feather River Region. Gray Eagle Falls. 1859 Comment
  CAS-BOT-BC153746  Erythranthe alsinoides Mrs. H. C. Cantelow 1938-7-5 s.n. Plumas Near Drakesbad Comment
  CHSC107462  Erythranthe breweri Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-7-6 20 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
  CHSC110349  Erythranthe filicifolia Tim Hanson 2013-5-21 Plumas Northern High Sierra Nevada. Northeast end of Lumpkin Ridge, 1.3 air km northwest of Little Grass Valley Reservoir Dam. 1710 Comment
  CHSC43356  Erythranthe glaucescens Lowell Ahart 1975-7-2 829 Plumas On the west side of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  SEINET14291740  Erythranthe guttata A. A. Heller, P. B. Kennedy 1907-7-11 8794 Plumas Sierra Nevada, Prattville. Comment
  SD46685  Erythranthe moniliformis Robert J. Weatherby 1955-8-12 1682 Plumas McFarland Creek near Morrow Creek, above Meadow Valley 1431 Comment
  CAS-BOT-BC505245  Erythronium grandiflorum W. W. Wagner 1919-5-18 260 Plumas Along tributary of Massack Creek 1432 Comment
  CHSC21714  Erythronium purpurascens F. T. Griggs; A. Pass 1975-7-23 241 Plumas Cape Lake. Comment
  CHSC49652  Erythronium purpurascens Vernon Oswald 1986-6-6 2090 Plumas LaPorte-Quincy Rd. at its jct. With the Pacific Crest Trail. 2011 Comment
  JEPS100358  Erythronium purpurascens Dean W. Taylor 2001-6-6 17780 Plumas ridge about 1 mile North of Lexington Hill (ca. 1.5 air miles NW of La Porte) 1706 Comment
  SD6487  Erythronium purpurascens Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CAS-BOT-BC505248  Erythronium purpurascens Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1954 Plumas Fern Glen, Butterfly Botanical Area 1097 Comment
  CAS-BOT-BC403347  Eschscholzia californica F. Sommers 1976-7-29 188 Plumas Sierra Valley along Marble Lane at West end 1487 Comment
  CAS-BOT-BC310379  Eucephalus breweri Anna Head 1921-7-27 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC310382  Eucephalus breweri Robert J. Weatherby 1950-8-11 1519 Plumas Mt. Elwell, Lakes Basin Area 2286 Comment
  CHSC21681  Eucephalus breweri D. Brink; L. Mayer 1975-8-6 Plumas Buck's Lake Forest Service Survey. Comment
  SEINET3386675 Image available Eucephalus breweri Lewis S. Rose 1932-9-5 32618 Plumas Jamison Lake 1890 Comment
  SEINET10475034  Eupatorium occidentale Mary Susan Taylor 1981-8-4 Taylor 4153 Plumas 7100 ft. T28N R12E se 1/4 28 Diamond Mt. quad. On top of Wildcat Ridge, ca 4 air mi NW of Antelope Lake, ca. 13 air mi NE of Taylorville. Very rocky, open with few trees. Partially burned (old.) Tertiary volcanic on top of eocene marine. 2164 Comment
  CDA20081  Euphorbia myrsinites T. Gibson 2002-11-15 PDR 1089395 Plumas Sierra Nevada; Vicinity of Quincy. 0 Comment
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Jun 12 2017
  OBI14393  Euphorbia serpillifolia Lewis S. Rose 1966-7-27 66053 Plumas Quincy 1067 Comment
  JEPS115548  Eurybia integrifolia Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16211 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  JEPS127122  Eurybia integrifolia Lowell Ahart 2016-8-30 21321 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  CAS-BOT-BC310537  Eurybia integrifolia L. P. Janeway 1989-7-20 3509 Plumas Plumas National Forest, Beckwourth Ranger District. North end of Crocker Meadow; near the Beckwourth-Genesee Rd (rd 111) 6.3 mi N of Beckwourth 1737 Comment
  CAS-BOT-BC278465  Festuca idahoensis John Thomas Howell 1960-7-22 35885 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  JEPS115944  Festuca idahoensis Lowell Ahart, John Dittes 2009-7-13 16036 Plumas On dry to damp soil, on the west side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  SEINET10507960  Festuca idahoensis Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4663 Plumas T27N R12E sw/nw sec 15. Antelope Lake quad. Dry mdw on n side of Indian Creek, e side of 28N03, nw corner of Antelope Lake, ca. 12 mi ne of Taylorsville. Sandy poor soil. 5000 ft. 1524 Comment
  OBI21857  Festuca microstachys Lewis S. Rose 1967-6-12 67120 Plumas Butterfly Valey, 3 mi W of Keddie 1219 Comment
  JEPS114916  Festuca occidentalis Lowell Ahart 2008-7-16 15073 Plumas Forest floor, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  JEPS116066  Festuca occidentalis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15862 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  CHSC118770  Festuca pratensis Chelsea Morgan; Wendy L. Boes 2015-6-25 2015 -012 Plumas Plumas National Forest. Near Moonlight Valley, southeast of Forest Service Road 28N80, west of 27N72. (UTM 686698 E, 4455063 N, NAD83 Zone 10N. 1700 Comment
  CAS-BOT-BC279017  Festuca rubra David D. Keck 1944-7-8 5439 Plumas S. end of Lake Almanor, east side of dam 1341 Comment
  CDA35027  Festuca subulata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3345 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  CAS-BOT-BC278634  Festuca subulata John Thomas Howell 1960-7-21 35853 Plumas Lassen Volcanic National Park. NW. of Willow Lake 1676 Comment
  JEPS87591  Festuca viridula Lowell Ahart 1994-7-7 7469 Plumas ca. 1/4 mi. (air) s.w. Pilot Peak (w. side of Pacific Crest Trail); Pacific Crest Trail 2011 Comment
  CAS-BOT-BC55662  Frangula purshiana Anna Head 1921-1-1 s.n. Plumas Feather River region Comment
  CAS-BOT-BC55666  Frangula purshiana Lewis S. Rose 1963-6-3 63115 A Plumas Butterfly Valley, 2 mi. SW. of Keddie 1036 Comment
  CAS-BOT-BC55675  Frangula purshiana Alice Eastwood 1927-6-12 14522 Plumas Forest Lodge, Greenville Comment
  CHSC111722  Frangula purshiana subsp. annonifolia Lowell Ahart 2012-7-1 18255 Plumas About 200 yards northwest of Caribou Road, about 4 miles (air) northeast of Belden. 833 Comment
  HSC99907  Frangula purshiana subsp. ultramafica J. O. Sawyer, & J. P. Smith 2004-7-15 4575 Plumas Red Hill on the N Fork Feather River. 835 Comment
  CHSC76068  Frangula rubra G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3288 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorville. 1112 Comment
  SEINET3442119  Frangula rubra subsp. rubra G. Douglas Barbe, Thomas C. Fuller 1982-6-15 3731 Plumas Plumas National Forest, Plumas National Forest, Red Hill Summit 1900 Comment
  RSA519208  Fraxinus latifolia M. Lee Overholtzer 1961-8-22 176 Plumas 1.5 miles above Gansner Bar Guard Station on North Fork of Feather River. Sierra Nevada Mt. Range, Feather River drainage area 737 Comment
  CDA18666  Fritillaria atropurpurea G. D. Barbe, T. C. Fuller 1982-6-15 3713 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  CHSC96743  Fritillaria atropurpurea L. P. Janeway 2007-5-20 8991 Plumas Northern High Sierra Nevada. Crest at head of Bean Creek (which drains to the south-southeast; East Branch North Fork Feather rivers to the north); at junction of Roads 25N17, 25N57, 25N59. 1573 Comment
  UC333405  Fritillaria atropurpurea unknown 1889-5-25 Plumas Mohawk Valley Comment
  CAS-BOT-BC505276  Fritillaria atropurpurea Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1967-6-12 1916 Plumas Between valley proper and Darlingtonia Bog 1066 Comment
  SEINET10469560  Fritillaria atropurpurea Mary Susan Taylor 1982-1 Plumas Comment
  CHSC55460  Fritillaria recurva Ben Cunningham 1991-4-20 19 Plumas About 2 mi south of Caribou and 10 ft west of Hwy 70, 30 mi south of Greenville. 853 Comment
  CHSC21706  Galium F. T. Griggs; A. Pass 1975-7-2 61 Plumas Buck's Lake Forest Service Survey. Comment
  RSA600452  Galium Louis C. Wheeler 1959-7-15 7567 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  UCD121604  Galium bolanderi F. H. Bolster 1912-9-21 14 Plumas Feather River Canyon. 762 Comment
  UC224156  Galium mexicanum var. asperulum H. E. Brown Aug 15 1897-Aug 31 1897 670 Plumas near Lassen Buttes 1828 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
  POM312366  Galium trifidum Malcolm A. Nobs, S. Galen Smith 1949-8-18 1392 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CHSC35262  Galium triflorum M. S. Taylor 1981-7-29 4150 Plumas Along creek crossing 25N42-Glournoy Grade, 0.2 mi N of North Branch of Ward Creek, ca. 5 air mi SE of Genesee. 1828 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
  CAS-BOT-BC169859  Garrya fremontii John Thomas Howell 1959-9-26 35043 Plumas Near Kiddie 1005 Comment
  SEINET3451979  Garrya fremontii G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-26 3341 Plumas Bucks Summit, Bucks Summit, 0.75 miles northeast on Buck's Lake Road, at spring and seep area 1600 Comment
  SFV11164  Garrya fremontii M. L. Vincent 1964-4-10 554 Plumas Highway Alt. 40, 1 mile southwest of Virgilia. 850 Comment
  CAS-BOT-BC478883  Gayophytum Clare B. Hardham 1978-8-11 21777 c Plumas In volcanic area about 5 miles southeast of Thompson Peak Comment
  CHSC81388  Gayophytum diffusum subsp. parviflorum Lowell Ahart 2001-9-18 9293 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  JEPS113583  Gayophytum diffusum subsp. parviflorum Lowell Ahart, Josephine Guardino 2007-7-20 14354 Plumas Dry ridge, on the southwest side of Lake Davis Road, Charles Valley, about 1 1/4 miles northwest of Portola 1518 Comment
  JEPS27553  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1939-8-4 19336 Plumas Rock Creek Meadow Valley 1219 Comment
  RSA754383  Gayophytum diffusum subsp. parviflorum L. Ahart, John Dittes 2009-9-7 16386 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CHSC92174  Gayophytum heterozygum Lowell Ahart; John Dittes 2005-9-20 12448 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2049 Comment
  CHSC24224  Gayophytum humile D. Brink; L. Mayer 1975-7-3 Plumas Buck's Lake. Comment
  CHSC115745  Gentiana calycosa L. P. Janeway 2015-8-3 11813 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Hwy and Grizzly Summit. 1696 Comment
  UC405460  Gentiana calycosa Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET10454825  Gentiana newberryi Mary Susan Taylor, H. Swanson 1982-9-2 Taylor 5088 Plumas T25N R9E ne/se sec 20. Greenville SW quad. Butterfly Valley Botanical Area, in bog just s of switchback, ca. 1 air mi w of Keddie. 3900 ft. 1189 Comment
  UC405409  Gentianella amarella subsp. acuta Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UCD149986  Gentianopsis holopetala William Anderson 1964-10-3 s.n. Plumas Butterfly. Comment
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Apr 11 2016
  CHSC100322  Gentianopsis simplex Lowell Ahart 2008-8-13 15178 Plumas North side of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  JEPS114683  Gentianopsis simplex Lowell Ahart 2008-8-13 15178 Plumas North side of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  SEINET10454850  Gentianopsis simplex Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4974 Plumas T22N R11E nw/se sec 26. Sierra City NW quad. Plumas-Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 5620 ft. 1713 Comment
  CHSC60491  Geum triflorum L. P. Janeway; Jannice Cutler 1992-5-21 4190 Plumas Plumas National Forest. East end of Dotta Neck in Dotta Canyon 4.0 mi southeast from the Beckwourth-Genesee Road. 1722 Comment
  SEINET10464594  Githopsis specularioides Taylor 1982-5-13 Taylor 4436 Plumas Open cut roadbank across from parking area; Gansner Park, Quincy. Qunicy quad. T24N R9E se1/4 ne1/4 Sec. 15 1036 Comment
  CAS-BOT-BC283879  Glyceria borealis John Thomas Howell 1961-9-25 36953 Plumas Feather River bed, Portola 1478 Comment
  CHSC84900  Glyceria borealis L. P. Janeway; B. Castro 2003-9-6 7979 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Edge of pond. 2057 Comment
  SEINET7297650 Image available Glyceria borealis John Thomas Howell 1961-1 36953 Plumas Feather River bed, Portola 1478 Comment
  CAS-BOT-BC282699  Glyceria elata Anna Head 1921-7-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC282711  Glyceria elata John Thomas Howell 1960-7-20 35721 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC303829  Gnaphalium Emily McPherson 1976-11-7 76- 32 -8 Plumas 5 miles N of Beckwourth 2055 Comment
  CAS-BOT-BC307375  Gnaphalium palustre John Thomas Howell 1926-7-26 2140 Plumas Near Prattville 1371 Comment
  CAS-BOT-BC307378  Gnaphalium palustre John Thomas Howell 1959-9-22 34865 Plumas Drakesbad 1737 Comment
  CDA19266  Gnaphalium palustre G. D. Barbe, T. C. Fuller 1982-6-17 3844 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC97576  Gnaphalium palustre Lowell Ahart; John Dittes 2007-6-16 14084 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS34042  Gnaphalium palustre W. L. Jepson 1939-8-4 19340 a Plumas Rock Creek Meadow Valley, Rock Creek 1219 Comment
  SEINET10474670  Gnaphalium palustre Mary Susan Taylor 1980-9-27 Taylor 3350 Plumas T23N R7E each central border sec 7, Bucks Lake quad. In mud along Grizzly Creek, S side of Bucks Lake-Spanish Ranch Rd, ca. 0.4 mi E of Frenchman Hill, ca. 20 mi SW of Quincy. With W. Dakan & T. Griggs. 1524 Comment
  SEINET13709343  Gnaphalium palustre Lowell William Ahart, Lowell William Ahart 2001-1 9273 Plumas Pond in Butterfly Valley, 5 Air Mi. NW of Quincy (T25N, R9E, sec 29, NE 1/4) 3625 Ft. 1105 Comment
  SEINET3890401  Goodyera oblongifolia Lewis S. Rose 1966-7-26 66050 Plumas Butterfly Valley. 3 mi. W of Keddie.; 0 1067 Comment
  SEINET10905334  Goodyera oblongifolia Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4009 A 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
  SD7037  Gratiola virginiana Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET8551074  Greeneocharis circumscissa W. Harnach, N. Harnach 1990-6-16 386 Plumas Sierra Valley; N of Vinton, Frank Dotta Ranch. 1524 Comment
  CHSC81004  Grindelia nana Vernon H. Oswald 2001-8-13 10053 Plumas Hwy 36 at the Chester Airport. 1383 Comment
  CHSC84531  Grindelia nana John Dittes 2003-8-8 2003 -91 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 6.3 air-mile southeast of Portola, ca. 4.3 air-mile south by southeast of Beckwourth, ca. 0.2 air-mile east of Beckwourth-Calpine Road (A23). At edge of Dyson Lane. 1487 Comment
  CDA13387  Hackelia californica G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13236 Plumas Sierra Nevada; above headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC46634  Hackelia nervosa Lowell Ahart 1989-7-2 6354 Plumas North of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles north-east of La Porte. 2103 Comment
  JEPS105929  Hackelia nervosa Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11158 Plumas Small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  JEPS55561  Hackelia nervosa Esther C. Fritz 1933-7-4 Plumas on summit & slopes Spanish Peak 2133 Comment
  POM126237  Hackelia nervosa H. M. Hall 1912-7-11 s.n. Plumas Long Lake, Sierra Nevada Mts. 2043 Comment
  CHSC67345  Hazardia whitneyi James D. Jokerst; Lowell Ahart 1985-10-4 2585 Plumas Pilot Peak NE of La Porte. Comment
  RSA14627  Helenium bigelovii Daniel Cleveland 1882-7-25 s.n. Plumas Big Meadows, [N Sierra Nevada Mtns.] 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-BC305309  Helianthella C. R. Quick 1950-6-18 50 -20 Plumas 5.4 miles W of Almanor Inn, on S shore of Lake Almanor Comment
  UC767312  Helianthella californica subsp. nevadensis Katharine Brandegee Plumas Portola Comment
  CHSC46672  Helianthus bolanderi Vernon H. Oswald 1988-8-5 3628 Plumas Humbug Valley, 0.2 mi s of Soda Spring on the road to Yellow Creek Campground, ca. 13 mi (air) s of Chester. 1319 Comment
  CAS-BOT-BC313431  Hemizonella minima Mary Strong Clemens 1920-5-18 s.n. Plumas Greenville 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
  CAS-BOT-BC55288  Hesperis matronalis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54124 Plumas Sierra Nevada. Quincy. On bank of Spanish Creek. 1036 Comment
  CHSC57286  Hesperochiron californicus L. P. Janeway 1991-5-14 3963 Plumas Plumas National Forest. 1 1/4 mi west of Delleker and Humbug Creek; 1/2 mi northwest of Hwy 70; ca 3 mi west of Portola. 1484 Comment
  SEINET5499792  Hesperochiron californicus A. A. Heller, P. B. Kennedy 1907-7-5 8748 Plumas Red Clover Valley Comment
  CHSC35900  Hesperochiron pumilus M. S. Taylor 1982-5-6 4407 Plumas On wet clay serpentine ridge, ca. 3/4 mi ne of 24N29, ca. 1 mi e of Meadow Valley. 1158 Comment
  RSA114443  Hesperochiron pumilus E. K. Balls, Lee W. Lenz 1955-5-14 20718 Plumas 8.6 mi N of Canyon dam, on road from Greenville to Lake Almanor. 1402 Comment
  MACF019598  Hesperocyparis bakeri Trudy R. Ericson 1975-9-18 405 Plumas Approx. 1/8 mi. east of Mud Lake which lies due south of end of logging road 2103 Comment
Read comments
Apr 29 2016
  OBI12528  Hesperolinon micranthum Lewis S. Rose 1967-7-11 67158 Plumas Mt. Hough rd, 2 mi NE of Quincy Jctn 1219 Comment
  CHSC23375  Heterocodon rariflorum Lowell Ahart 1975-7-20 Plumas Found 1/2 mile below the Bunker Hill Mine. 10 miles north-east of La Porte. 1828 Comment
  CHSC99816  Heterocodon rariflorum Lowell Ahart 2008-8-14 15209 Plumas West edge of a small wet meadow, about 150 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  RSA0035830  Heterocodon rariflorum Lowell A. Ahart 2008-8-14 15209 Plumas About 150 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  RSA88450  Heterocodon rariflorum Donna Howell 1951-6-28 27675 Plumas Jamison Creek. 1585 Comment
  SEINET10460735  Heterocodon rariflorum Lowell Ahart 1975-7-20 Ahart s.n. Plumas Found in very wet ground 0.5 mile below the Bunker Hill Moine. 10 miles northeast of La Porte 1829 Comment
  CAS-BOT-BC310920  Heterotheca villosa Lewis S. Rose 1955-7-19 55150 Plumas Vinton 1505 Comment
  CAS-BOT-BC94811  Heterotheca villosa R. C. Wenk 2009-7-13 1119 Plumas Plumas N.F., Frenchman Lake, Little Last Chance Creek Road, 1.2 air mi. WNW of reservoir dam 1750 Comment
  JEPS101248  Heterotheca villosa var. minor Dean W. Taylor 2000-8-8 17550 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  SEINET5708824 Image available Heterotheca villosa var. minor Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7716 Plumas Chilcoot. Collected along Road 70, at Chilcoot.; Chilcoot 1544 Comment
  CAS-BOT-BC424166  Heuchera micrantha var. erubescens John Thomas Howell; Gordon H. True 1969-6-23 45828 Plumas Middle Fork of Feather River at Nelson Point 1249 Comment
  CHSC21315  Hieracium albiflorum F. T. Griggs; A. Pass 1975-7-29 262 Plumas Buck's Lake. Comment
  JEPS36661  Hieracium albiflorum W. L. Jepson 1939-7-29 19275 Plumas Spring Hill Trail Meadow Valley 1219 Comment
Read comments
Mar 30 2016
  CAS-BOT-BC319612  Hieracium albiflorum W. R. Ernst 1957-8-9 205 Plumas Near Devils Kitchen, Mt. Lassen National Volcanic Park Comment
  CDA13558  Hieracium greenei G. F. Hrusa, T. D. Wilfred 1996-7-22 13386 Plumas Sierra Nevada; Plumas NF, on S side above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 mi. E of Quincy. Comment
  CAS-BOT-BC316042  Hieracium scouleri Emily McPherson 1975-8-31 75- 74 -4 Plumas Above Gold Lake to Mt. Elwell in Lakes Basin, Sierra Nevada 1981 Comment
  SEINET10457160  Hippuris vulgaris Mary Susan Taylor 1982-8-17 Taylor 5008 Plumas T24N R12E ne/ne sec 20. Little Summit Lake, on Grizzly Creek, ca. 5 air mi ne of Sloat. Riparian; 5900 ft. 1798 Comment
  CAS-BOT-BC55408  Hirschfeldia incana Walter Knight; Irja Knight 1967-7-10 2206 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CHSC55641  Holcus lanatus K. R. Stern 1985-6-25 8305 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC280836  Hordeum W. Harnach; N. Harnach 1989-5-27 120 Plumas Sierra Valley. Hot wells on north side of Marble Lane 1489 Comment
  RSA232862  Hordeum brachyantherum L. S. Rose 1968-6-10 68084 Plumas Quincy 1037 Comment
  CAS-BOT-BC284645  Hordeum brachyantherum subsp. brachyantherum M. S. Taylor 1982-6-28 4768 Plumas On n side of Feather River, ca. 1/4 mi w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth 1487 Comment
  CHSC65392  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1995-9-13 7622 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CAS-BOT-BC284731  Hordeum jubatum Fred Sommers; Greg Sommers 1976-6-24 131 Plumas Sierra Valley Marsh, along Marble Lane 1487 Comment
  UCD128409  Horkelia fusca Albert Grigarick 2012-7-8 327 Plumas Gray Eagle Trail. 50 yds NW of Grass Lake. 1925 Comment
  RSA726375  Horkelia fusca subsp. parviflora L. Ahart, Josephine Guardino 2007-7-20 14343 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  UC114272  Horkelia fusca subsp. tenella D. Cleveland 1882-7-20 159 Plumas Pratville Comment
  UC711916  Horkelia fusca subsp. tenella Roxana S. Ferris and Laura Lorraine 1941-8-9 10423 Plumas near village; Lake Almanor Public Camp Comment
  SJSU14715  Horkelia fusca var. parviflora N. A. Hopkins 1991-7-3 1705 Plumas by rd to Janesville 15 mi N of junction with Beckwourth-Genesee Rd 1524 Comment
  CAS-BOT-BC514267  Horkelia fusca var. pseudocapitata David D. Keck; A. Gustafsson 1938-8-9 4904 Plumas 3 mi S of Beckwith, Sierra Valley, on road to Loyalton 1490 Comment
  UC473554  Horkelia tridentata subsp. tridentata L. S. Rose 1931-4-14 Plumas Woodleaf Comment
  CAS-BOT-BC538230  Horkelia tridentata var. flavescens E. K. Balls; L. W. Lenz 1955-5-14 20709 Plumas 1.5 mi.N of Greenville along Hwy. 89 to Lake Almanor 1127 Comment
  CAS-BOT-BC538234  Horkelia tridentata var. flavescens A. A. Heller; P. B. Kennedy 1907-7-11 8799 Plumas Prattville Comment
  CHSC62551  Hosackia oblongifolia B. Castro; L. P. Janeway 1987-7-17 139 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. Uphill from road in meadow. 1584 Comment
  RSA0119038  Hosackia oblongifolia var. oblongifolia Lowell Ahart 2014-8-24 19749 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1534 Comment
  SBBG21859  Hosackia oblongifolia var. oblongifolia D. Myrick 1964-7-21 902 Plumas Drakesbad 1737 Comment
  SEINET5327470  Hosackia oblongifolia var. oblongifolia M. J. Williams, Betty Larson 1983-8-12 83- 135 -4 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsille 1676 Comment
  POM252965  Hydrophyllum capitatum var. alpinum A. A. Heller 1938-5-21 15097 Plumas Just east of the highway maintenance station north of Chester, on Highway 36. Comment
  CDA13408  Hydrophyllum occidentale G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13257 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC54324  Hydrophyllum occidentale Vernon H. Oswald; Lowell Ahart 1991-6-18 4687 Plumas Forest Road 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
  CHSC60283  Hydrophyllum occidentale K. B. McShea 1992-4-19 3 Plumas Ca 2 mi s of Jct. of Hwy 89 and Hwy 70 to Soda Creek, 1.5 mi e on n slope. 792 Comment
  UCD119484  Hydrophyllum occidentale Matt Georgeff 1992-5-17 13 Plumas Snake Lake Campground c. 15 mi w. Quincy, main campground. Comment
  SJSU13930  Hypericum anagalloides N. A. Hopkins 1985-8-27 1317 Plumas Grass L 1786 Comment
  CHSC54479  Hypericum formosum var. scouleri Vernon H. Oswald; Lowell Ahart 1991-7-30 4779 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). Common on a marshy slope bordering the creek. 1777 Comment
  JEPS101239  Hypericum formosum var. scouleri Dean W. Taylor 2000-8-8 17563 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  JEPS812  Ipomopsis aggregata Herbert L. Mason 1924-6-15 1035 Plumas Blairsden Feather River (near the junction of Graeagle creek and the Feather River) Comment
  RSA101391  Ipomopsis aggregata subsp. formosissima R. Weatherby 1955-7-21 1653 Plumas Ridge between Bottle Springs and Bear Creek, Middle Fork Feather River. 1768 Comment
  UC971759  Ipomopsis minutiflora Milo S. Baker 1925-6-25 8098 Plumas Mt. Lassen Hwy 1828 Comment
  CAS-BOT-BC135731  Iris hartwegii Lewis S. Rose 1963-6-3 63119 Plumas Butterfly Valley, 2 mi. SW of Keddie 1188 Comment
  CAS-BOT-BC135743  Iris hartwegii M. S. Taylor 1982-5-27 4543 A Plumas Under pines on e side of Dixie Canyon rd (204), 0.5 mi n of its jct with Hwy 89 at Maccasin. 1158 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
  RSA517035  Iris macrosiphon W. I. Follett 1938-6-4 115 Plumas Rich Gulch 1250 Comment
  CDA8049  Iva axillaris N. A. Overgaard 1959-5-28 Plumas Loyalton. 0 Comment
  CDA25957  Ivesia aperta T. C. Fuller 1980-8-5 20292 Plumas South of the railroad, west of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  UC1610051  Ivesia aperta var. aperta Diane Mastalir 1993-7-14 Plumas Meadowview Y (jct of FS Road 25N11 and Plumas County Road 101), 50 m NW of Plumas Forest, Milford Ranger District 1828 Comment
  CAS-BOT-BC142393  Ivesia sericoleuca Ethel Crum 1937-8-6 1944 Plumas Sand flat one mile south-southwest of Beckwith, Sierra Valley Comment
  CHSC116383  Juncus balticus Sara M. Taylor; Scott Batiuk 2012-8-13 64 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd. intersection. On foot, cross to the north side of the river and head WNW. UTM zone 10, 4423080 N, 652386 E. 1890 Comment
  JEPS113875  Juncus balticus subsp. ater Lowell Ahart, Josephine Guardino 2007-7-20 14331 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  CHSC99807  Juncus bufonius var. bufonius Lowell Ahart 2008-7-9 15050 Plumas Bare gopher and mole mounds, basalt area, in a small meadow, about 20 yards east of the dirt road, about 1/4 mile east of the Feather Fork Mine, road is east of the main road and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte. 1686 Comment
  RSA715680  Juncus confusus L. Ahart, Josephine Guardino 2005-8-9 12296 Plumas On the east side of Fant Creek, along the dirt road, about 50 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1598 Comment
  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
  CHSC84975  Juncus drummondii Lowell Ahart 2003-10-17 10640 Plumas North side of rocks, about 100 yards north of Humboldt Peak, about 1/2 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2148 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
  SEINET10945580 Image available Juncus dubius R. M. Austin 1880-1 Austin s.n. Plumas Comment
  JEPS115972  Juncus effusus var. exiguus Lowell Ahart, John Dittes 2009-7-28 16201 Plumas On damp bare soil, center of a logging road, near seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 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
  RSA304355  Juncus hemiendytus var. abjectus Barbara Ertter, Jeffrey L. Strachan 1980-7-31 3891 Plumas E side Clover Valley on Beckworth-Milford Road, Plumas Nat l Forest; T24N R14E 1677 Comment
  JEPS114813  Juncus howellii Lowell Ahart 2008-8-13 15164 Plumas East of La Porte Road, west 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
  SEINET3879648  Juncus howellii Lewis S. Rose 1966-7-27 66068 Plumas Butterfly Valley. 3 mi. W of Keddie meadows.; 0 1067 Comment
  SBBG128080  Juncus howellii L. Ahart, J. Dittes 2009-8-28 16355 Plumas edge of a seep, on the N side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reservoir Dam 1507 Comment
  CHSC58533  Juncus mertensianus Vernon H. Oswald; Lowell Ahart 1992-7-9 5095 Plumas Lassen Volcanic Park. A series of three ponds and vernally wet depressions bordering the SW side of the road into Juniper Lake, on the border of Lassen and Plumas counties. At the edge of the woods bordering the S side of the deeper (middle) pond. 2078 Comment
  CHSC108042  Juncus nevadensis L. P. Janeway; B. Castro 2011-10-2 10753 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. 1542 Comment
  SEINET6175549  Juncus nevadensis M. Foster 1988-9-8 s.n. Plumas Adjacent to Cow Creek in U.S.F.S. range allotment, 1/4 miles W of Lake Davis, 9 mi NNW of Portola 1762 Comment
  CHSC97285  Juncus nevadensis var. nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14482 Plumas About 10 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis. 1773 Comment
  CHSC99972  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15387 Plumas A little north of the culvert, bottom of Onion Valley Creek, on the east side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  CDA14035  Juncus occidentalis G. F. Hrusa, T. D. Wilfred 1996-8-1 13407 Plumas Sierra Nevada; Plumas National Forest. ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp. Comment
  CHSC65390  Juncus occidentalis Lowell Ahart 1995-9-13 7628 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile northwest of Pilot Peak. 1828 Comment
  JEPS107935  Juncus occidentalis Lowell Ahart, John Dittes 2005-9-19 12399 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  CDA43016  Juncus orthophyllus L. Ahart 2008-8-13 15162 Plumas East of La Porte Road, on the 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. Comment
  CHSC100341  Juncus tenuis Lowell Ahart 2008-8-13 15163 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
  CHSC110877  Juniperus communis Tim Hanson 2013-6-20 1 Plumas Northern High Sierra Nevada. On the south side of Coldwater Creek .8 km upstream from its confluence with the Little North Fork of the Middle Fork of the Feather River. 1421 Comment
  CHSC35260  Juniperus occidentalis var. australis M. S. Taylor 1981-8-18 4213 Plumas Bald Rock Improvement Project, ca. 1 mi sw of Bald Rock, ca. 5 mi ne of Beckworth. 1889 Comment
  JEPS120554  Juniperus occidentalis var. australis B. Castro and L. P. Janeway 2006-6-4 1541 Plumas Northern High Sierra Nevada. along the new dirt road from Squaw Valley to McReynolds Valley and beyond, overlooking upper Thompson Valley from the NW; above old Squaw Valley Road which is now closed off. Comment
  CAS-BOT-BC246167  Keckiella lemmonii John Thomas Howell 1951-8-19 28174 Plumas Near Paxton, Sierra Nevada 914 Comment
  RSA293270  Keckiella lemmonii D. C. Michener 1980-8-5 3785 Plumas Northern Sierra Nevada. Ca 0.5 mile north of Tobin on CA 70. 625 Comment
  CHSC21566  Kelloggia galioides L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Found in the middle of the section. Comment
  CHSC53067  Kelloggia galioides L. P. Janeway 1989-6-23 3394 Plumas Plumas National Forest. Along rd 24N45Y ca 0.1 mi E of N end of Crocker Mdw. 1752 Comment
  RSA755684  Kelloggia galioides L. Ahart, John Dittes 2009-7-15 16083 Plumas Along a small wash on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  UC586934  Kelloggia galioides Joseph Andorfer Ewan 1934-6-25 8215 Plumas above Blairsden (Denton) (Gold Lake Road); Sierra Nevada 1524 Comment
  UCD121964  Kelloggia galioides F. H. Bolster 1912-8-31 s.n. Plumas Long Lake Valley. 1981 Comment
  CHSC55401  Kumlienia hystricula Ben Cunningham 1991-4-20 Plumas Ca. .3 mi s of Rock Creek Dam and 6 ft w of Highway 70, 35 mi s of Greenville. 731 Comment
  CAS-BOT-BC340351  Kyhosia bolanderi Lewis S. Rose 1932-9-6 32629 Plumas Wade Lake 1981 Comment
  CHSC66615  Kyhosia bolanderi Vernon H. Oswald; Lowell Ahart 1996-7-15 8051 Plumas High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. Meadow. 1371 Comment
  JEPS122243  Lactuca serriola Lowell Ahart 2014-9-9 19861 Plumas On the west side of Sly Creek Reservoir, about 9 miles (air) southwest of La Porte. Comment
  CAS-BOT-BC341573  Lagophylla ramosissima John Thomas Howell 1967-6-23 42697 Plumas Butterfly Valley 1066 Comment
  RSA59119  Lagophylla ramosissima E. K. Balls 1950-8-31 15523 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  SEINET3403272  Lagophylla ramosissima R. W. Spellenberg, N. Zucker 2011-7-27 14310 Plumas North edge of Quincy 3 blocks from downtown on CA Hwy. 70/89. 1044 Comment
  CAS-BOT-BC337875  Lapsana communis John Thomas Howell 1974-9-19 50887 Plumas Quincy 1036 Comment
  UC176281  Lathyrus lanszwertii var. aridus A. A. Heller 1913-6-13 10851 Plumas Near Quincy Comment
  CHSC105598  Lathyrus latifolius L. P. Janeway 2010-8-4 10135 Plumas Northern High Sierra Nevada. Plumas National Forest; along Soda Creek 0.7 km northwest of Hwy 70 and East Fork North Fork Feather River. 944 Comment
  CAS-BOT-BC205072  Lathyrus sulphureus M. S. Taylor 1982-6-2 4599 Plumas Along 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Creek Campground, ca. 5 air mi n of Mohawk 1737 Comment
  SEINET10872155  Layia glandulosa Mary Susan Taylor 1982-5-19 Taylor 4481 Plumas T23N R14E se/nw sec 32. Portola quad. Sandy open slope on w facing ridge, ca. 1.5 mi e of Portola. 5600 ft. 1706 Comment
  CAS-BOT-BC274337  Leersia oryzoides John Thomas Howell 1959-9-21 34762 Plumas Bars of N. Fork Feather River near Belden 701 Comment
  JEPS113703  Lemna minuta Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14480 A Plumas About 30 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis 1773 Comment
  UCD138201  Lemna trisulca Herbert L. Mason 1955-7-30 14638 Plumas near Chester. Comment
  CAS-BOT-BC534905  Lemna turionifera Robert J. Weatherby 1950-7-28 1486 Plumas Bridge over Indian Creek, road to Taylorville 1066 Comment
  CAS-BOT-BC88843  Lepidium campestre Robert J. Weatherby 1950-7-7 1444 Plumas Forestry Headquarters, Quincy. 1066 Comment
  CHSC37027  Leptosiphon bolanderi M. S. Taylor 1982-5-4 4402 Plumas N side of Bucks Lake Rd, at its jct with Spanish Ranch Rd (25N17), ca. 1/2 mi ne of Meadow Valley. 1127 Comment
  SD7467  Leptosiphon bolanderi Mrs. R. M. Austin 1879-1 Plumas American Valley 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
  CHSC79187  Leptosiphon ciliatus L. P. Janeway 2000-6-24 6833 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km southwest of Crystal Peak in the Diamond Mountains. 2304 Comment
  UCD118780  Leptosiphon ciliatus G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3252 Plumas 2.5 miles southeast of Mt. Hough Summit, 0.4 mile nothwest of China Grade Road (to Taylorsville.) 1798 Comment
  SEINET3991292  Leucocrinum montanum A. A. Heller 1942-5-8 16468 Plumas Very plentiful in meadows W. of Vinton 1524 Comment
  UC725522  Leucocrinum montanum A. A. Heller 1942-5-8 16468 Plumas w of Vinton 1524 Comment
  SEINET11262176  Leucothoe davisiae D. W. McNeal 1991-7-26 3852 Plumas On the margins of Silver Lake on the trail to Mt Elwell, Lakes Basin.; 0 Comment
  UC586931  Leucothoe davisiae Joseph Andorfer Ewan 1934-6-27 8188 Plumas Bear Lake; Mount Ewell Region, Bear Lake 2133 Comment
  CAS-BOT-BC229483  Lewisia kelloggii Alice Eastwood 1927-6-17 14655 Plumas United States Forest Reserve. Near Long Valley Comment
  CAS-BOT-BC444177  Lewisia nevadensis John Thomas Howell 1960-7-22 35921 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad 1828 Comment
  HSC100758  Lewisia triphylla L. P. Janeway 2011-7-6 10496 Plumas Plumas National Forest, W edge of top of Goat Mountain, 0.7 km SE of the SE side of Little Grass Valley Reservoir; 4.2 air km NNE of La Porte. 525 Comment
  SD8148  Lewisia triphylla Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC444576  Lewisia triphylla Gordon H. True 1964-6-17 1487 Plumas About .2.3 miles north of Cisco Grove at Woodchuck Flat on Rattlesnake Creek 1950 Comment
  CAS-BOT-BC283804  Leymus cinereus John Thomas Howell 1951-8-21 28237 Plumas Near Clio Comment
  UCD87774  Leymus triticoides K. A. Wagnon 1967-7-11 s.n. Plumas Plumas National Forest. Comment
  CAS-BOT-BC436005  Ligusticum grayi Anna Head 1920-8-3 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CHSC66608  Ligusticum grayi Vernon H. Oswald; Lowell Ahart 1996-7-15 8056 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. 1371 Comment
  RSA59419  Ligusticum grayi E. K. Balls 1950-9-8 15706 Plumas Lakes Center Public Campground. 2043 Comment
  CAS-BOT-BC130562  Lilium humboldtii Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CAS-BOT-BC509325  Lilium kelleyanum Anna Head 1921-7-6 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC509328  Lilium kelleyanum Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  SEINET8480725  Lilium pardalinum A. A. Heller, P. B. Kennedy 1907-7-15 8856 Plumas Near mouth of Little Grizzly creek below Genessee. Comment
  CAS-BOT-BC133081  Lilium washingtonianum subsp. washingtonianum Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  JEPS115520  Limosella acaulis Lowell Ahart, John Dittes 2009-9-7 16402 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  SEINET10496781  Linanthus bakeri Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3823 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
  CDA19273  Linanthus harknessii G. D. Barbe, T. C. Fuller 1982-6-17 3836 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  JEPS12520  Linanthus harknessii George W. Gillett 1955-8-2 455 Plumas below Bench Lake (on Devils Kitchen trail, dry lower slopes of Hot Springs Valley); Lassen Volcanic National Park, Hot Springs Valley 1844 Comment
  CHSC112615  Linaria vulgaris Lowell Ahart 2013-9-11 19028 Plumas Gravel bar on the north side of the Feather River, about 20 yards west of Chips Creek, about 50 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  CHSC53202  Linum lewisii var. lewisii L. P. Janeway 1989-6-20 3362 Plumas Plumas National Forest. Beckwourth Ranger District. East-facing flank of Crocker Mtn. Small ridge behind small knob. 1965 Comment
  CHSC91438  Lithocarpus densiflorus var. echinoides L. P. Janeway 2005-6-26 8443 Plumas Northern High Sierra Nevada. Steep east-facing slope above Road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  UC1584010  Lithophragma bolanderi G. Schoolcraft 1990-5-9 2025 Plumas about 1 mi w Crescent Mills 1463 Comment
  CAS-BOT-BC110598  Lithophragma tenellum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1864 Plumas Butterfly Botanical Area and Vicinity. West of pond reseorvoir. 1036 Comment
  JEPS95402  Lithophragma tenellum Lowell Ahart 1994-6-15 7325 Plumas 1 air mile W of Little Grass Valley Reservoir (200 yds E of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat) 1767 Comment
  UC79323  Lithospermum californicum Mrs. R. M. Austin 1880-1 Plumas Comment
  RSA141303  Lithospermum californicum June McCaskill 1954-5-31 322 Plumas State Highway 89, ca. 2.6 miles north of Greenville. Comment
  CHSC89801  Lomatium macrocarpum G. Douglas Barbe; T. C. Fuller 1982-6-15 3719 Plumas Sierra Nevada. 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  SEINET6225253  Lomatium macrocarpum L. S. Rose 1967-1 67154 Plumas Butterfly Valley, 3 mi W of Keddie. Comment
  CHSC40871  Lomatium nudicaule K. R. Stern 1985-6-25 8226 Plumas Vicinity of Blairsden. 1371 Comment
  UC54310  Lomatium nudicaule H. M. Hall and E. B. Babcock July, 1903 4441 Plumas Sierra Nevada Mts., Genesee Valley 1097 Comment
  RSA97323  Lomatium nudicaule F. W. Peirson 1926-6-21 6789 Plumas Lake Almanor Comment
  CAS-BOT-BC200949  Lotus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54372 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CAS-BOT-BC200950  Lotus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54360 Plumas Near Indian Creek about 0.75 miles northwest of northwest arm of Antelope Reservoir 1584 Comment
  CAS-BOT-BC200954  Lotus John Thomas Howell; H. Keith Wagnon 1980-5-26 53593 A Plumas North Fork of Feather River between the mouth of East Branch and Caribou 792 Comment
  CHSC101918  Lotus corniculatus Lowell Ahart; John Dittes 2009-7-14 16077 Plumas Scraped clearing on the east side of Forest Service Road 26N22 and Forest Service Road 26N221, about 2.6 miles (air) southeast of Seneca, about 6 1/2 miles (air) south of Lake Almanor Reservoir Dam. 1607 Comment
  CHSC97249  Lotus corniculatus Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14477 Plumas About 5 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
  JEPS115100  Lotus corniculatus Lowell Ahart, John Dittes 2009-7-14 16077 Plumas Scraped clearing on the east side of Forest Service Road 26N22 and Forest Service Road 26N221, about 2.6 miles (air) southeast of Seneca, about 6 1/2 miles (air) south of Lake Almanor Reservoir Dam 1607 Comment
  RSA755329  Lotus crassifolius var. crassifolius L. Ahart 2009-7-13 16044 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
  JEPS125975  Lotus nevadensis var. nevadensis D. W. Taylor 2001-6-20 17804 Plumas Plumas National Forest; ridge dividing Middle Creek from Indian Creek, ca 2.5 air miles SSW of Antelope Lake Dam. Comment
  JEPS55762  Lotus pinnatus W. L. Jepson 1910-6-16 4141 Plumas Quincy 1036 Comment
  UC81105  Lotus pinnatus Mrs. R. M. Austin 1876-1 Plumas Indian Valley Comment
  RSA0035829  Lotus purshianus var. purshianus Lowell A. Ahart 2008-8-13 15170 Plumas East side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  UC726028  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15243 Plumas near Grays Flat (along the Feather River Highway) 868 Comment
  CDA14583  Lotus wrangelianus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3066 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  JEPS102565  Ludwigia palustris Lowell Ahart 2001-10-16 9372 Plumas On the NW side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1363 Comment
  UC82075  Lupinus Mrs. R. M. Austin 1875-1 Plumas near Quincy; near Quincy Comment
  RSA0076011  Lupinus albicaulis Daisie Huang 2006-8-11 06081109 Plumas Hwy 89 outside Greenville. 1048 Comment
  SEINET10488365  Lupinus albicaulis Mary Susan Taylor 1982-6-1 Taylor 4574 Plumas T23n,r11e,sec.6 se 1/4 of ne 1/4. Spring garden quad. Corolla white. Open dry Roadcut, 0.1 mile e of spring garden city limity sign, just s of greenhorn Ranch road, e side of hwy u0. With lupinus dalesae 1280 Comment
  JEPS85917  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 C Plumas along top of Eureka Ridge ca 0.5 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2103 Comment
  UC384657  Lupinus arbustus E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  SEINET10484741  Lupinus arbustus subsp. silvicola Charles Piper Smith 1921-7-19 Smith 3448 Plumas Mt hough trail Comment
  CHSC101779  Lupinus argenteus var. heteranthus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15872 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  SEINET5327835  Lupinus argenteus var. heteranthus W. Harnach, N. Harnach 1990-6-16 380 Plumas Sierra Valley; Frank Dotta Ranch NW of Vinton 1524 Comment
  SEINET8080311  Lupinus argenteus var. heteranthus A. A. Heller, P. B. Kennedy 1907-7-2 8685 Plumas Between Vinton and Beckwith Comment
  SEINET8080372  Lupinus argenteus var. heteranthus A. A. Heller, P. B. Kennedy 1907-7-3 8740 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC196678  Lupinus breweri var. breweri Clare B. Hardham 1961-6-15 7402 Plumas Graeagle Comment
  RSA7991  Lupinus confertus H. A. Barker 1927-7-1 756 Plumas Blairsden 1372 Comment
  CAS-BOT-BC215372  Lupinus dalesiae M. S. Taylor 1982-6-23 4713 Plumas S side of Peoria Creek Road (23N10), 1.5 miles W of its junction with 23N50Y, ca. 3 air miles SW of Sloat 1402 Comment
  CAS-BOT-BC215389  Lupinus dalesiae M. S. Taylor 1982-6-16 4685 A Plumas Both sides of 24N13, ca. 1.0 mile N of its junction with Willow Creek Road (23N90), ca. 4 air miles SE of Quincy 1645 Comment
  CAS-BOT-BC215396  Lupinus dalesiae Robert J. Weatherby 1955-7-26 1660 Plumas Spanish Peak, near Meadow Valley 2164 Comment
  CAS-BOT-BC215405  Lupinus dalesiae Charles Piper Smith 1947-5-22 47336 Plumas Quincy Road, 2.2 miles E of Meadow Valley Comment
  CAS-BOT-BC8437  Lupinus dalesiae Mrs. H. C. Cantelow 1940-5-12 s.n. Plumas 2.4 miles E of Meadow Valley Inn near Quincy 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
  CHSC35902  Lupinus dalesiae M. S. Taylor 1982-5-26 4539 Plumas W side of Quincy-LaPorte Rd, 0.2 mi n of end of pavement, 1.1 mi s of its jct with Fells Creek Rd (23N22), ca. 4 air mi sw of Spring Garden. 1249 Comment
  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
  CHSC36199  Lupinus dalesiae M. S. Taylor 1982-7-21 4887 Plumas American Valley, on ne side of hills s of Greenhorn Creek, ca. 1.5 mi ne of Quincy. 1066 Comment
  JEPS125807  Lupinus dalesiae William Harnach 2004-4-11 1156 Plumas End of Forest Knoll Road at the top of the hill, Quincy, CA Comment
  SD106945  Lupinus dalesiae Melvin L. Conrad, D. B. Dunn, LeDoux 1973-6-5 7058 Plumas 5.2 miles west of the junction of Hwy 70 & Meadow Valley Road in Quincy, loose rocky north-facing roadside bank 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
  UC170947  Lupinus dalesiae H. M. Hall 1912-7-6 9310 Plumas Nelson Creek (E. Branch); Sierra Nevada Mountains, Nelson Creek (E Branch) 1676 Comment
  RSA0003389  Lupinus dalesiae Ella Dales Cantelow 1940-5-12 3862 Plumas 2.4 mi E of Meadow Valley Inn near Quincy. Comment
  SEINET10452041  Lupinus dalesiae Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3833 Plumas T23N R12 E ne sec 17; Johnsville quad. N side of Rd 23N11, ca. 3 mi S of Happy Valley, near head of Cogswell Ravine, ca. 2 air mi E of Cromberg on Hwy 70; elevation ca. 5800 ft. 1768 Comment
  SEINET10452061  Lupinus dalesiae Mary Susan Taylor 1982-6-24 Taylor 4752 Plumas T24N R9E ne/ne sec 15. Quincy quad. N side of ridge at entrance to Gansner Park from Hwy 70, Quincy. Open bare rdcut. 3500 ft. 1069 Comment
  SEINET10485184  Lupinus dalesiae L. Hanson 1983-6-7 Hanson 201 Plumas On n side of hwy 70 near hallsted on hillside above kingsbury rd. In mixed Conifer forest. Comment
  SEINET10485203  Lupinus dalesiae Melvin L. Conrad 1981-7-12 Conrad 9482 A Plumas In meadow valley, ca 7 mi w of quincy, on s side of hwy in pine forest. Comment
  SEINET6655075  Lupinus grayi LeDoux, Conrad; Dunn 1973-6-5 1092 Plumas Collected 2.2 mi from jct. of Hwy 89 and 70.; 0 Comment
  SEINET10483998  Lupinus grayi Mary Susan Taylor 1981-5-10 Taylor 3662 Plumas T25N R11E ne sec 12. Greenville SE quad. N side of Genesee Valley Rd, ca. 4 mi W of Genesee. Oak-Pine Forest; 3600 ft. Dry soils in partial shade. 1097 Comment
  SEINET10490347  Lupinus grayi Mary Susan Taylor 1982-6-3 Taylor 4603 Plumas T23n r11e nw1.4ne1.4 sec 22. Johnsville quad. On serpentine cut bank, w side Of poplar creek rd (23n08), just s of bridge over poplar creek, 1 mi. S of Sloat. 1280 Comment
  SEINET10937187  Lupinus grayi Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3833 A Plumas N side of Rd 23N11, ca. 3 mi S of Happy Valley, near head of Cogswell Ravine, ca. 2 air mi E of Cromberg on Hwy 70. 1768 Comment
  SEINET11071860 Image available Lupinus grayi A. A. Heller, P. B. Kennedy 1907-7-15 8832 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  SEINET6655083  Lupinus grayi Lewis S. Rose 1968-6-11 68100 Plumas Butterfly Creek; 2 mi S of Keddie.; 0 1036 Comment
  SEINET7716854  Lupinus grayi Unknown Plumas American Valley Comment
  SEINET10489240  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-8-12 Taylor 4824 Plumas T22n r11e sw1/4se1/4 sec 27. Sierra city nw quad. Corolla purple; stems 2-3 Ft tall. At jct of small creek to jamison creek, on n side of rd 507, just w Of plumas-eureka state park boundary, 2.0 mi. Sw of johnsville. Montane Coniferous forest. With populus trichocarpa. 1768 Comment
  SEINET10451303  Lupinus latifolius subsp. viridifolius J. D. Detzer, M. Sacks 1977-7-14 Detzer 22 Plumas Corolla blue-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 squaw pk., On e bank of unimproved usfs rd. Sec 1, t25n, r14e. 1973 Comment
  CHSC102138  Lupinus lepidus var. confertus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16232 Plumas On dry bare soil, forest floor, above the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  SBBG9164  Lupinus lepidus var. confertus H. and M. Dearing 1938-7-2 2267 Plumas Feather River Hwy Comment
  SEINET10452646  Lupinus onustus Mary Susan Taylor 1982-5-27 Taylor 4542 Plumas T26N R9E e/se sec 23. Greenville SW quad. Mostly w side of Dixie Canyon Rd (204), 1.2 to 2 mi n of its jct with Hwy :89 at Mocassin. 4000-4400 ft. S of Greenville. 1219 Comment
  SEINET10837855  Lupinus onustus Patricia L. Kenney 1973-6-5 Kenney 419 Plumas Along roadside of hwy 89, 5 mi n of jct of hwy 70 & 89. Yellow pine, douglas fir, and oaks. 1067 Comment
  SEINET10452654  Lupinus sellulus Mary Susan Taylor 1981-8-31 Taylor 4249 Plumas California: T22N R13E ne1/4 of se 1/4 sec 30. Sierra City NE quad. E side of 114, ca. 0.5 mi N of its jct with Hwy 89, ca. 1.5 mi E of Clio. Plumas County. 4700 ft. 1432 Comment
  SEINET10490238  Lupinus sellulus subsp. ursinus Melvin L. Conrad, Eula V. Conrad 1981-7-12 Conrad 9482 B Plumas In Meadow VAlley ca. 7 miles west of Quincy, south side of hwy. in shaded pine forest. Comment
  POM23642  Lupinus sellulus var. artulus Marcus E. Jones s.n. Plumas Prattville 1372 Comment
  SEINET10490883  Lupinus sellulus var. sellulus Douglas G. LeDoux, David B. Dunn; Melvin L. Conrad 1973-6-5 LeDoux 1082 Plumas Collected at jct of hw. 70 And twain road. 1067 Comment
  UC726778  Lupinus stiversii A. A. Heller 1938-5-30 15131 Plumas along the Feather River near Bucks Creek powerhouse; along the Feather River near Bucks Creek powerhouse 609 Comment
  CHSC102080  Luzula cascadensis Lowell Ahart; John Dittes 2009-7-13 16043 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  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-BC436592  Luzula cascadensis Gladys L. Smith 1976-6-7 4595 Plumas Secondary road from Rte. 70 to La Porte 1950 Comment
  CHSC85993  Luzula comosa var. laxa L. P. Janeway 2003-7-19 7908 Plumas High Cascade Range. Along the south edge of Little Willow Lake. Just above high water line. 1831 Comment
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  JEPS95400  Luzula comosa var. laxa Lowell Ahart 1994-6-12 7319 Plumas Near Cedar Flat, on the west side of Faggs Mine Road, south-west of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake 1706 Comment
  CHSC32020  Luzula divaricata L. Ahart 1974-10-1 647 Plumas N of Pilot Peak on w part of Buzzards Roost Ridge, ca. 1 mi n of Onion Valley, ca. 10 mi n of La Porte. 1981 Comment
  CAS-BOT-BC441254  Luzula macrantha John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2425 Plumas Butterfly Botanical Area and vicinity: area adjacent to the mouth of Butterfly Creek 883 Comment
  JEPS28642  Lysimachia thyrsiflora George W. Gillett 1957-7-18 839 Plumas Lassen Volcanic National Park, at n end of Willow Lake Willow Lake; Lassen Volcanic National Park, Willow Lake 1661 Comment
  CHSC113586  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
  CHSC81127  Lythrum portula Lowell Ahart 2001-8-28 9214 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CAS-BOT-BC342584  Madia W. Harnach; N. Harnach 1990-6-19 399 Plumas Sierra Valley. Genesse Rd. 1584 Comment
  CAS-BOT-BC343783  Madia elegans John Thomas Howell 1973-7-10 49727 Plumas Near Greenville 1097 Comment
  CDA15407  Madia elegans G. F. Hrusa 1996-8-22 13533 Plumas Sierra Nevada; Squirrel Creek on USFS road leading to Argentine Rock. Approx. 1 mi. NE of Hwy 70, and approx. 7 mi. E of Quincy. Comment
  UCR47602  Madia elegans David D. Keck 1932-7-4 1620 Plumas Northern Sierra Nevada Mtns., Quincy, north of Spanish Creek 1067 Comment
  CDA15378  Madia elegans subsp. elegans G. F. Hrusa 1997-6-26 13893 Plumas Sierra Nevada; approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  SD8615  Madia exigua Mrs. R. M. Austin 1879-1 Plumas Butterfly Comment
  CAS-BOT-BC342849  Madia glomerata A. A. Heller; P. B. Kennedy 1907-7-18 8883 Plumas Beckwith [Beckwourth] Comment
  CAS-BOT-BC342850  Madia glomerata A. A. Heller; P. B. Kennedy 1907-7-18 8883 Plumas Beckwith [Beckwourth] Comment
  CAS-BOT-BC342862  Madia glomerata Lowell Ahart 1981-9-6 3089 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC100324  Madia glomerata Lowell Ahart 2008-8-13 15167 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC41885  Madia glomerata Lowell Ahart 1986-9-10 5397 Plumas Near serpentine area, about 1 mile north-west of Pilot Peak, about 14 miles north-east of la Porte. 1950 Comment
  RSA14242  Madia glomerata Daniel Cleveland 1882-07 s.n. Plumas Prattville Comment
  SBBG21778  Madia glomerata D. Myrick 1964-7-21 893 Plumas E of trail parking area, Drakesbad 1737 Comment
  SEINET10474805  Madia glomerata Mary Susan Taylor 1981-8-28 Taylor 4246 Plumas California: T21N R13E se1/4 sec 5. Sierra City NE quad. Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. Plumas County. 4700 ft. 1432 Comment
  CAS-BOT-BC342854  Madia glomerata David D. Keck 1932-7-6 1715 Plumas Halfway between Prattville and Chester 1340 Comment
  CAS-BOT-BC343283  Madia gracilis John Thomas Howell; Gordon H. True 1967-7-11 43284 Plumas 2 miles from Quincy Junction on road to Mt. Hough 1219 Comment
  CHSC34890  Madia gracilis M. S. Taylor 1981-9-14 4276 Plumas Around the ponds, headwaters of Rush Creek, near its jct with Cow Creek, ca. 5 mi ese of Greenville. 1584 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
  CHSC91691  Madia gracilis G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16347 Plumas Northern Sierra Nevada. Snake Lake, 4 mi. NW of Quincy. Lower end of lake just above dam and outlet. [Lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  RSA29224  Madia gracilis Joseph A. Ewan 1934-7-19 8241 Plumas Dentens, Mohawk Valley 1616 Comment
  CAS-BOT-BC343256  Madia gracilis Clarence R. Quick 1934-7-4 s.n. Plumas Headwater of Clear Creek, Plumas National Forest Comment
  RSA508637  Maianthemum stellatum Mrs. R. M. Austin 1880-6-16 s.n. Plumas Big Meadows Comment
  JEPS124567 Image available Marrubium vulgare Reinhard Jockel 1969-6-26 4 Plumas On road side (A23) 2 miles N. of Sierra County Line. Comment
  SD18457  Marsilea vestita J. G. Lemmon 1876-1-8 Plumas Sierra Valley Comment
  UCSB46166  Marsilea vestita Reisentz, Paul 1979-5-13 Plumas Near Chambers Creek, 6 mi S of Beldon on Hwy 70. Comment
  SEINET10474308  Matricaria matricarioides Mary Susan Taylor 1981-5-11 Taylor 3683 Plumas T25N R12E sw/nw sec 6. Genesee Valley quad. Weeds around private home, ca. 0.5 mi S of Flournoy Bridge and jct of Hwy 89 and Beckwourth turnoff, ca. 4 air me E of Genesee. 3800 ft. 1158 Comment
  SEINET10893681  Melica aristata Mary Susan Taylor 1982-7-7 Taylor 4784 Plumas T23N R11E S26 SW1/4 NW1/4. Johnsville Quad. N side of 23N36 just E of its jct. with 23N35, S slope of Big Hill, ca. 3 air miles S of Sloat. Mixed Evergreen forest. With Eriogonum nudum. 1615 Comment
  CAS-BOT-BC282085  Melica fugax John Thomas Howell; Gordon H. True 1967-7-11 43346 Plumas Summit ridge of Mount Hough 2194 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-BC282101  Melica fugax John Thomas Howell 1960-7-22 35905 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad 1828 Comment
  CHSC91604  Melica fugax G. Douglas Barbe; T. C. Fuller 1982-7-16 3766 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
  UC580772  Melica fugax E. Sawyer 1935-6-27 191 Plumas 1.6 mi ne Grizzly Peak; Plumas National Forest, Downieville Quad. 1767 Comment
  SEINET10599385  Melica fugax John Thomas Howell 1962-6-17 Howell 37704 Plumas Plans of Sierra Nevada, Portola, Comment
  CHSC53180  Melica stricta L. P. Janeway 1989-6-22 3377 Plumas Plumas National Forest. Easterly flank of Crocker Mtn above Crocker Mdw. 1889 Comment
  CHSC63490  Melica stricta Lowell Ahart 1994-7-22 7495 Plumas South of the Pacific Crest Trail, west of the large twin rocks on the north-east side of Mount Etna. 1981 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
  CHSC102126  Melica subulata Lowell Ahart; John Dittes 2009-7-27 16175 Plumas On dry soil, seep slopes, about 10 yards south of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  JEPS115896  Melica subulata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16104 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  CHSC113880  Melilotus albus Lowell Ahart 2014-8-26 19792 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  RSA795731  Mentha arvensis L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16121 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 air miles southwest of Lake Almanor. 1303 Comment
  CHSC72315  Mentha canadensis L. P. Janeway 1998-9-10 6276 Plumas Along the northwest shore of Snag Lake; about 5 mi northwest of Quincy. 1205 Comment
  CHSC59917  Mentha spicata L. P. Janeway 1990-7-23 4274 Plumas Plumas National Forest. Gravel bar on north side of Middle Fork Feather River near the mouth of Bonta Creek; behind Mohawk Ranger Station. 1315 Comment
  CAS-BOT-BC223706  Mentzelia Clare B. Hardham 1975-8-2 20478 Plumas Black Mt. 2133 Comment
  POM84008  Mentzelia dispersa Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  RSA8082  Mentzelia laevicaulis H. A. Barker 1957-7-16 816 Plumas Along Feather River, near Mohawk. 1372 Comment
  CHSC54405  Menyanthes trifoliata Vernon H. Oswald 1991-6-17 4671 Plumas Lassen Volcanic National Park. Little Willow Lake, located ca. 2.5 miles (air) south-southeast of Drakesbad. Common in shallow water and on quaking bogs in the lake. 1844 Comment
  CHSC74074  Mertensia ciliata var. stomatechoides B. Castro; L. Gehrung 1996-8-8 713 Plumas Ca 5 air mi S of Bucks Lake and 0.6 mi N of the Hartman Bar Trailhead, along sides of USFS Rd 23N58, ca 0.5 mi S of its jcn with Rd 23N15. On E-facing upper ridge slopes near headwaters of E-trending drainages. 1737 Comment
  RSA219009  Mertensia ciliata var. stomatechoides J. L. Gentry Jr., David Vierig 1968-6-21 2082 Plumas Mt. Hough, 10.5 miles northeast of Quincy on Mt. Hough-Crystal Lake Road. 2027 Comment
  CHSC21806  Micranthes F. T. Griggs; A. Pass 1975-7-8 104 Plumas Bucks Lake Forest Service Survey. Comment
  CAS-BOT-BC428603  Micranthes bryophora Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC348336  Micropus californicus Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1969-6-24 2646 Plumas Butterfly Botanical Area and Vicinity. Near homestead in Butterfly Valley proper 1036 Comment
  CAS-BOT-BC349342  Microseris nutans Lowell Ahart 1979-7-18 s.n. Plumas Ca. 2 mi. W of Pilot Pk. 1800 Comment
  CHSC118813  Microseris nutans Wendy L. Boes; Jim Battagin 2015-5-12 2015 007 B Plumas Between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. (UTM 652180 E, 4433328 N, NAD83 Zone 19N; Elevation 792 m.) 792 Comment
  CHSC116571  Microsteris gracilis L. P. Janeway; Robin Carter 2015-7-9 11799 Plumas Northern High Sierra Nevada. Lower Thompson Valley, 0.6 km north of Red Clover Creek. 1669 Comment
  SEINET10496807  Microsteris gracilis Mary Susan Taylor 1981-5-10 Taylor 3682 Plumas T27N R12 E ne sec 26, Antelop Lake quad. S side of Antelope Lake, along path at Vista Point, ca. 20 air mi NE of Taylorsville. Sandy granite soil, in the open. 5040 ft. 1536 Comment
  SEINET196695  Microsteris gracilis H. L. Mason 1924-6-18 1049 Plumas Near Feather River Graegle 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
  JEPS81621  Mimulus breweri M. S. Taylor 1982-8-5 4936 Plumas just below Mt. Hough (ca. 7 mi nne of Quincy); Greenville SW Quad., Crystal Lake 2042 Comment
  RSA59917  Mimulus breweri E. K. Balls 1950-9-15 15830 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  SBBG7006  Mimulus guttatus A. A. Heller, P. B. Kennedy 1907-7-11 8794 Plumas Prattville Comment
  POM147037  Mimulus guttatus Alice Eastwood 1927-06 14559 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  SEINET10570353  Mimulus guttatus Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5179 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
  RSA794835  Mimulus mephiticus L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15853 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  JEPS28612  Mimulus moniliformis George W. Gillett 1957-7-17 796 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  JEPS28652  Mimulus moniliformis George W. Gillett 1957-7-19 844 Plumas slopes across from Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 1981 Comment
  JEPS32699  Mimulus moniliformis Lewis S. Rose 1963-6-2 63081 Plumas 4 mi w Virgilia; North Fork of Feather River, East Branch 762 Comment
  CHSC40246  Mimulus moschatus K. R. Stern 1985-6-25 8204 Plumas Drying meadow, vic. Blairsden. 1371 Comment
  CHSC54418  Mimulus moschatus Vernon H. Oswald 1991-6-17 4669 Plumas Lassen Volcanic National Park. Drakesbad, along Hot Springs Creek west of the resort. 1752 Comment
  RSA80073  Mimulus moschatus F. W. Peirson 1932-7-19 10347 Plumas Along Feather River near Chester. 1463 Comment
  JEPS3894  Mimulus nanus var. mephiticus Duncan Dunning 1923-6-4 Plumas near Portola; Humbug Creek Comment
  RSA535573  Mimulus nanus var. mephiticus David M. Thompson 1988-6-29 941 Plumas Ca. 4 airmiles NE of Bucks Lake. 0.2 mi W of Big Creek Road along Bucks Lake Road (vis Bucks Summit). 1244 Comment
  RSA535799  Mimulus nanus var. mephiticus David M. Thompson 1986-6-29 562 Plumas Genesee. 1.5 mi S of Flournoy Bridge, along USFS Road 25N42 to Nye Creek. 1159 Comment
  JEPS86937  Mimulus torreyi David M. Thompson 1988-7-23 974 Plumas 3.05 mi n Bucks Lake Road (and Meadow Valley) (along Shneider Creek Road (USFS Road 23N16), then 0.15 mi w along Road 24N47X, then 0.1 mi n along Road 24N47XC) 1525 Comment
  CAS-BOT-BC221699  Monardella follettii M. S. Taylor 1981-8-25 4239 Plumas W side of 26N22F, rd to Red Hill Lookout, ca. 5 air mi ne of Belden 1584 Comment
  CHSC67806  Monardella follettii James D. Jokerst 1990-8-1 3438 Plumas Comment
  SEINET10961425  Monardella follettii A. Graff 1993-7-23 Graff 339 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  RSA60024  Monardella odoratissima subsp. glauca E. K. Balls 1950-9-1 15584 Plumas east shore of Long Lake, toward Mt. Elwell 2104 Comment
  UC1124582  Monardella odoratissima subsp. glauca R. Roseberry 1934-11-7 11 Plumas 2 mi north of Penman Pk.; Plumas National Forest, Downieville Quadrangle Comment
  UC2035859  Monardella odoratissima subsp. glauca H. L. Mason 1924-6-16 1043 Plumas South banks of Feather River, near Graeagle. Comment
  CHSC58502  Monardella odoratissima subsp. pallida Vernon H. Oswald; Lowell Ahart 1992-7-6 5072 Plumas Lassen Volcanic National Park. On Kelly Mtn. ca. 0.4 mi WNW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). 1752 Comment
  CHSC61986  Monardella odoratissima subsp. pallida L. P. Janeway 1993-8-5 4502 Plumas Plumas National Forest. About 1.3 mi northwest of Pilot Peak; along the Quincy-La Porte Road (Road 511) 0.4 mi southwest of Onion Valley Creek crossing. 1895 Comment
  UCR280845  Monardella odoratissima subsp. pallida Lowell Ahart 2016-7-9 21087 Plumas ridge and northeast side of Table Mountain, c. 2 air miles northwest of Tamarack Flat, c. 4 air miles northwest of Little Grass Valley Reservoir Dam 1858 Comment
  CAS-BOT-BC222153  Monardella odoratissima subsp. pallida H. D. Ripley; R. C. Barneby 1943-6-16 5771 Plumas Lake Almanor 1356 Comment
  JEPS51858  Monardella odoratissima subsp. pallida Duncan Dunning 1921-8-11 Plumas top of mountain above Little Grizzly Valley (on Sterling to Almanor road) Comment
  SBBG128714  Monardella odoratissima subsp. pallida L. Ahart 2008-8-13 15175 Plumas W side of La Porte Rd, W of E Branch Crk, ca. 1.75 mi S of Little Grass Valley Reservoir, ca. 1 mi NE of La Porte 1613 Comment
  CDA13369  Monardella sheltonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13218 Plumas Sierra Nevada; Inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  CDA18584  Monardella sheltonii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3286 Plumas Sierra Nevada; 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  SJSU15284  Monardella sheltonii S. Woolhouse 2010-7-20 5 Plumas On forest service road 26N26 north of Highway 70 and west of Caribou Road. Comment
  SEINET10582345  Monardella sheltonii A. Graff 1993-7-22 Graff 303 Plumas Plumas National Forest. Hwy. 70 west, at turnout just after Quarry Rd. Locally infrequent on road cut filling in with Pinus jeffreyi, Pseudotsuga menziesii, Calocedrus decurrens, Quercus sp., Acrtostaphylos sp., Apix mellifera. Comment
  SEINET10582358  Monardella sheltonii A. Graff 1993-7-21 Graff 290 Plumas Plumas National Forest. On Hwy. 70 west, .3 mile southeast of Greenhorn Ranch Rd., on right road bank. T24N,R10E,S25. Growing in light brown, sandy, gravelly soil, with Arctostaphylos sp. and scrub. Bombus sp. Comment
  CHSC67989  Monardella stebbinsii James Bartel 1988-7-13 Plumas North Fork of Feather River, 6.3 km N of jct. with Hwy. 70 along Caribou Rd. (type locality). Comment
  CAS-BOT-BC26179  Monardella stebbinsii Clare B. Hardham 1968-7-15 15680 Plumas Sierra Nevada Mountains; near Belden, 1.9 km N of Queen Lily Campground. Comment
  SEINET10862283  Monardella villosa subsp. villosa A. Graff 1993-7-22 Graff 322 Plumas Plumas National Forest. 1.2 miles north on Caribou Rd. (USNFS Rd. 27N26) from Hwy. 70, on both sides of the road. T25N,R7E,S17. Locally infrequent, with Pseudotsuga menziesii, Pinus ponderosa, Quercus sp. 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
  JEPS115806  Montia fontana subsp. chondrosperma Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15902 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  CAS-BOT-BC445086  Montia linearis L. P. Janeway 1990-6-29 3746 Plumas Plumas National Forest, Beckwourth Ranger District. Meadow on S side of Little Grizzly Creek ca 1/4 mi E of Emigrant Creek. 1767 Comment
  CHSC97543  Montia linearis Lowell Ahart; John Dittes 2007-6-16 14087 Plumas Meadow area on the sides 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
  CAS-BOT-BC445099  Montia linearis A. A. Heller; P. B. Kennedy 1907-7-4 8731 Plumas Two miles south of Red Clover valley Comment
  CAS-BOT-BC445189  Montia parvifolia John Thomas Howell 1967-6-23 42729 Plumas Lewisia Rock 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC262610  Muhlenbergia andina John Thomas Howell 1960-7-19 35655 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC54506  Muhlenbergia andina Vernon H. Oswald; Lowell Ahart 1991-7-30 4797 Plumas Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. Within the fence enclosure at the springs. 1310 Comment
  SEINET10860129  Muhlenbergia andina Vernon H. Oswald, Lowell Ahart 1991-7-30 Oswald 4797 Plumas Big Springs on the west side of Humbubug Valley, ca. 6 miles (air) east-northeast of HUmbug Summit, ca. 12 miles (air) south of Chester. T26N R6E sw/S1. Yellow Pine Forest. 1311 Comment
  CAS-BOT-BC267002  Muhlenbergia filiformis John Thomas Howell 1959-9-25 34993 Plumas Feather River, Portola 1478 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
  CHSC97433  Muhlenbergia filiformis Robert Fischer 2006-7-2 1034 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  JEPS102719  Muhlenbergia filiformis Lowell Ahart 2001-10-8 9314 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  UC819028  Muhlenbergia filiformis A. A. Heller 1915-7-7 12068 Plumas near summit Soapstone ridge (12 mi w of Bucks); Sierra Nevada 1676 Comment
  SEINET10508183  Muhlenbergia filiformis Lowell Ahart 1985-7-11 Ahart 5138 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CHSC97612  Muhlenbergia richardsonis Lowell Ahart; John Dittes 2007-6-17 14166 Plumas On damp soil, along 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
  SEINET3887716  Muilla transmontana D. W. McNeal 1983-6-5 2835 Plumas Beside Highway #70, 0.7 mi. East of the junction of Highway #49.; 0 Comment
  RSA182988  Myosotis discolor Clare B. Hardham 1961-6-15 7404 Plumas Graeagle. 1372 Comment
  CDA18683  Myosotis laxa G. D. Barbe, T. C. Fuller 1982-6-15 3685 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  UCD119533  Myosotis laxa G. Douglas Barbe; T. C. Fuller 1982-6-15 3685 Plumas Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  UC501396  Myosotis scorpioides David D. Keck Jul 3 1932-Jul 5 1932 1695 Plumas just w. of town Quincy; Northern Sierra Nevada, Quincy 1065 Comment
  CHSC112573  Myosurus minimus B. Castro; L. P. Janeway 2007-6-8 1631 Plumas Northern High Sierra Nevada. W side of lower Thompson Valley ca 1 mi N of the mouth of McReynolds Creek at Clover Creek. W side of Thompson Creek, ca 500 ft below edge of open Ponderosa-Jeffrey pine forest. 1668 Comment
  CDA37368  Myriophyllum hippuroides B. Villegas 2008-7-24 s.n. Plumas Indian Creek, south of Crescent Mills, near County Road A22. 0 Comment
  SD46611  Myriophyllum hippuroides Robert J. Weatherby 1950-7-28 1496 Plumas 2 miles south of Crescent Mills, Indian Creek 1036 Comment
  SEINET6412923  Myriopteris gracillima M. J. Williams 1967-8-20 s.n. Plumas [Sierra Nevada] Rene's Falls, Jamison Creek, above Johnsville. 1859 Comment
  HSC39511  Nama lobbii J. O. Sawyer 1976-8-5 2829 Plumas Bucks Summit E of Bucks Lake Comment
  SD6686  Nama lobbii Mrs. R. M. Austin 1877-1 Plumas Spanish Peak Comment
  CHSC65607  Narthecium californicum B. Castro; Gail Kuenster 1994-9-21 550 Plumas Ca 3 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. 1737 Comment
  CHSC94204  Navarretia intertexta subsp. intertexta Lowell Ahart 2006-7-9 12927 Plumas Near a 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
  UCR123516  Navarretia intertexta subsp. intertexta George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6863 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CHSC45435  Navarretia intertexta subsp. propinqua Lowell Ahart 1981-7-24 2995 Plumas On the floor of a hydraulic mine, about 1 mile south of La Porte. 1463 Comment
  CDA14321  Navarretia intertexta subsp. propinqua H. George 1998-7-27 s.n. Plumas Sierra Nevada; near Quincy. 0 Comment
  CDA20258  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
  RSA562589  Navarretia leptalea Alva Day, Orbelia Robinson 1982-7-15 82 -86 Plumas Plumas National Forest, Lake Davis, 0.2 mi. west of Coot Bay on north side of lake. Comment
  RSA67609  Navarretia leptalea Verne Grant, Alva Grant 1950-7-11 8925 Plumas North of Greenville by junction of Almanor and Susanville roads Comment
  CHSC56562  Navarretia leptalea subsp. leptalea L. P. Janeway 1984-7-15 920 Plumas Along dirt road on south side of Frenchman Hill; ca 3 mi west-southwest of Bucks Lake. 1737 Comment
  JEPS94854  Navarretia leptalea subsp. leptalea Vernon H. Oswald and Lowell Ahart 1998-8-11 9477 Plumas 6.2 mi ne of Four Trees (on s side of Frenchman Hill, USFS 23N85Y 0.8 mi e of Oroville-Quincy Highway); Frenchman Hill 1737 Comment
  RSA0105476  Navarretia leptalea subsp. leptalea Lowell Ahart 2014-8-31 19829 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CAS-BOT-BC230391  Navarretia leucocephala subsp. minima W. Harnach; N. Harnach 1990-5-25 321 Plumas Sierra Valley. Marble Lane, approximately 0.75 mile W of bridge 1485 Comment
  SEINET14152722  Navarretia linearifolia subsp. linearifolia A. A. Heller, P. B. Kennedy 1907-7-5 8743 Plumas Hills above Red Clover Valley. Comment
  POM181565  Navarretia mitracarpa J. G. Lemmon s.n. Plumas Sierra Valley. Comment
  SEINET10464928  Nemacladus John Thomas Howell, Gordon H. True 1967-7-11 Howell 43281 Plumas 2 miles from Quincy Junction on road to Mount Hough 1219 Comment
  CHSC40999  Nemacladus capillaris J. D. Jokerst 1984-7-11 2104 B Plumas Logging road indicated as trail on USGS maps, west of South Branch Ward Cr. NW of falls. 1584 Comment
  CHSC97513  Nemacladus capillaris Lowell Ahart; John Dittes 2007-6-16 14132 Plumas On the bottom of a small drainage on the south side 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
  CAS-BOT-BC230554  Nemophila parviflora var. austiniae J. T. Howell; et al. 1967-6-12 2076 Plumas Butterfly Botanical Area and Vicinity. Near spring 1127 Comment
  OBI13907  Nemophila pedunculata Lewis S. Rose 1967-5-7 67062 Plumas 3 mi W of Keddie. Butterfly valley 945 Comment
  SJSU14317  Nemophila pedunculata N. A. Hopkins 1989-6-7 1518 Plumas Squaw Valley 1524 Comment
  CDA38179  Oenothera flava Fred H. Surber 1984-6-14 s.n. Plumas West of Vinton. 0 Comment
  JEPS88178  Oreostemma alpigenum var. andersonii Vernon H. Oswald and Lowell Ahart 1996-8-14 8172 Plumas on Oroville-Quincy Hwy 3.6 mi sw Silver Lake Rd. (between Meadow Valley and Bucks Lake, 1.8 mi ne of White Horse Campground, near Bucks Summit); northern High Sierra Nevada 1676 Comment
  RSA0049656  Oreostemma elatum Dean Wm. Taylor 2011-8-1 21135 B Plumas Butterfly Valley (Butterfly Valley Botanical Area, 2 air miles SW of Keddie) 1173 Comment
  JEPS113435  Orobanche californica subsp. jepsonii Lowell Ahart, John Dittes 2007-8-9 14451 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2493 Comment
  JEPS95553 Image available Orobanche fasciculata Lowell Ahart 1994-7-7 7458 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 2011 Comment
  CDA42027  Orobanche vallicola F. H. Surber 1974-10-2 s.n. Plumas South of Chilcoot. 0 Comment
  POM297720  Orthocarpus cuspidatus subsp. copelandii A. A. Heller, P. B. Kennedy 1907-7-3 8700 Plumas Hills above Red Clover Valley Comment
  UC584313  Orthocarpus cuspidatus subsp. cryptanthus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2242 Plumas sw slopes and ridge crest Red Rock (n of Engelmine); sw slopes and ridge crest Red Rock 2133 Comment
  RSA8035  Orthocarpus hispidus H. A. Barker 1927-7-16 823 Plumas Along Feather River near Mohawk. 1372 Comment
  SEINET10596607  Oryzopsis hymenoides John Thomas Howell 1962-6-19 Howell 37841 Plumas The Buttes, near Sierra Valley. 1494 Comment
  CHSC33941  Osmorhiza occidentalis M. S. Taylor 1981-7-27 4119 Plumas Along spring crossing Beckwourth=Genesee Rd, between Crystal and Meadow Creeks, ca. 2 mi s of Notson Bridge, ca. 17 air mi ne of Blairsden. 1737 Comment
  HSC73005  Osmorhiza occidentalis M. S. Taylor 1981-7-27 4119 Plumas Along spring crossing Bechwourth= Genesee Rd, between Crystal and Meadow Creeks, 2 mi. S of Notson Bridge, 17 air mi. NE of Blairsden 1738 Comment
  JEPS114188  Packera cana L. P. Janeway 2007-8-13 9184 Plumas Northern High Sierra Nevada. Above Road 24N24X just west of Little Schneider Creek. Comment
  UC1586459  Packera pauciflora Vernon H. Oswald and Lowell Ahart 1991-7-30 4788 Plumas Big Springs on the w side Humbug Valley (ca 6 mi (air) ene of Humbug Summit, ca 12 mi (air) s of Chester); Big Springs on w side Humbug Valley 1310 Comment
  CAS-BOT-BC317150  Packera streptanthifolia L. P. Janeway; B. Castro 2009-8-29 9938 Plumas Northern Sierra Nevada, small meadow 0.3 km east-southeast of the Buckhorn Survey monument on the E end of Red Mountain. 1892 Comment
  CAS-BOT-BC317162  Packera subnuda var. subnuda John Thomas Howell; Gordon H. True; W. Knight; Irja Knight 1967-5-7 1877 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC121003  Paeonia brownii J. T. Howell 1962-6-17 37717 Plumas Portola 1463 Comment
  CHSC33619  Paeonia brownii M. S. Taylor 1981-6-17 3927 Plumas Large Montane Meadow on n side of Coldwater Spring, in dry area, ca. 1/4 mi e of its jct with 25N49, ca. 14 air mi n of Blairsden. 2255 Comment
  NY243409  Paeonia brownii Mrs. Ames 1876-1 s.n. Plumas Comment
  RSA39750  Paeonia brownii P. A. Munz 1947-5-16 11816 Plumas 5 miles north of Chilcoot 1524 Comment
  SBBG115626  Panicum acuminatum B. Crampton 1964-8-25 7157 c Plumas Devils Kitchen, Hot Springs Crk cyn, ca. 1.5 mi W of Drakesbad 1859 Comment
  RSA600459  Panicum acuminatum var. acuminatum L. C. Wheeler 1959-7-14 7562 Plumas Middle Fork Feather River: McCarthy Mine, McCarthy Bar. Comment
  RSA600532  Panicum acuminatum var. acuminatum L. C. Wheeler 1959-7-16 7575 Plumas Butterfly Valley. Comment
  HSC10486  Panicum acuminatum var. fasciculatum L. S. Rose 1966-7-27 66070 Plumas Butterfly Valley, 3 mi. W of Keddie. 1067 Comment
  UCD32832  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 c Plumas Lassen National Park, Devil's Kitchen, Hot Springs Creek canyon, 1.5 miles W of Drakesbad. 1859 Comment
  CAS-BOT-BC253739  Panicum capillare John Thomas Howell 1951-8-20 28214 Plumas Genesee 1127 Comment
  CAS-BOT-BC253746  Panicum capillare Lowell Ahart 1981-9-6 3078 Plumas 1.5 miles SW of Crescent Mills 1200 Comment
  SEINET228557 Image available Panicum capillare subsp. capillare Lowell Ahart 1981-9-6 3078 Plumas .5 miles south-west of the intersection of highway 89 and Arlington Road about .5 miles south-west of Crescent Mills Comment
  CHSC100051  Pectiantia breweri Lowell Ahart 2008-7-16 15080 Plumas East side of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  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
  JEPS87489  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
  SEINET7719290  Pedicularis attollens Unknown Plumas Big Meadows Comment
  RSA59174  Pedicularis groenlandica subsp. surrecta E. K. Balls 1950-9-1 15600 Plumas East of Long Lake, at foot of meadow leading down to two smaller lakes. 2104 Comment
  RSA795633  Pedicularis racemosa L. Ahart 2011-9-17 17666 Plumas On the south side of an unnamed stream that flows east in Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  JEPS3362  Pedicularis racemosa J. Ewan 1934-7-20 26 Plumas near Edmanton Comment
  SEINET10549002  Pedicularis racemosa subsp. alba Mary Susan Taylor 1981-9-10 Taylor 4272 a Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 Comment
  UC485726  Pedicularis semibarbata H. E. and S. T. Parks 1928-6-20 237 Plumas e side of Mount Lassen (Drakesbad) Comment
  CAS-BOT-BC69354  Pellaea brachyptera J. G. Lemmon 1880-5-1 s.n. Plumas unspecified 2438 Comment
  CHSC46031  Pellaea brachyptera Lowell Ahart 1981-6-25 2882 Plumas About 1 mile north of Nelson Creek, about 16 miles north-east of La Porte. 1554 Comment
  CHSC93173  Pellaea brachyptera L. P. Janeway 1994-5-24 4650 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca. 1371 Comment
  SEINET10834165  Pellaea brachyptera Mary Susan Taylor 1982-6-17 Taylor 4699 Plumas T23N R10E center of se sec of 23. Blue Nose Mt quad. At end of 23N49Y, ca. 2 air mi w of White Cap, ca. 5 air mi sw of Sloat. Elev 5400 ft. 1646 Comment
  CHSC36343  Pellaea bridgesii M. S. Taylor; H. Swanson 1982-8-11 4969 Plumas Along n side of Jamison Creek Rd. (507), ca. 1 mi w of Plumas-Eureka State Park, ca. 3 mi sw of Johnsville. 1798 Comment
  RSA60025  Pellaea bridgesii E. K. Balls 1950-9-1 15589 Plumas Long Lake, ridge above east shore, toward trail going south of lake 2134 Comment
  JEPS127  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Creek at North Fork Feather River 670 Comment
  JEPS3429  Penstemon deustus Duncan Dunning 1923-6-4 Plumas near Portola; Humbug Creek, near Portola Comment
  SJSU4631  Penstemon deustus H. T. Harvey 1969-6-20 502 Plumas Eureka peak (summit) near Johnsville 2279 Comment
  RSA169433  Penstemon deustus subsp. deustus L. S. Rose 1963-6-2 63082 Plumas 4 mi. w. of Virgilia. East branch, North Fork of Feather River. 762 Comment
  NY591827  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-11 25812 Plumas Route 24, west of Mohawk R. S. 1463.0 Comment
  CHSC34279  Penstemon deustus var. suffrutescens M. S. Taylor 1981-5-10 3667 Plumas N side of Genesee Valley Rd, ca. 5 mi e of Genesee. 1280 Comment
  CHSC49025  Penstemon deustus var. suffrutescens Vernon Oswald 1984-7-5 1347 Plumas Pacific Crest Trail 1.0 mi e of Humboldt Summit. 1996 Comment
  JEPS107700  Penstemon gracilentus Lowell Ahart, John Dittes 2005-9-20 12449 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2049 Comment
  RSA71291  Penstemon gracilentus L. S. Rose 1951-6-28 51060 Plumas Above Eureka Lake, n. of Johnsville. 2134 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
  CHSC118811  Penstemon heterodoxus var. shastensis Chelsea Morgan 2016-8-4 2016 -039 Plumas Snow Mountain. (UTM 633507 E, 4437169 N, NAD 83 Zone 10 North; Elevation 6100 ft.) 1859 Comment
  SFV17477  Penstemon laetus P. Wilson 1998-7-18 3534 dup. Plumas Sierra Nevada Bucks Lake. 1600 Comment
  UCR78374  Penstemon laetus Barbara Ertter, Gary Schoolcraft 1989-7-3 8652 Plumas Below Red Rock Lookout, c. 8 mi south of Susanville 2256 Comment
  SD133973  Penstemon laetus Barbara Ertter, Gary Schoolcraft 1989-7-3 8656 Plumas ridge between Red Rock and Diamond Mt ca 8 airmiles S of Susanville, dry open ridgeline 2225 Comment
  CAS-BOT-BC6803  Penstemon neotericus David Daniels Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463 Comment
  CHSC21336  Penstemon neotericus F. T. Griggs; A. Pass 1975-7-8 133 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC62164  Penstemon neotericus L. P. Janeway 1993-7-22 4470 Plumas Plumas National Forest. Along Oroville-Quincy Hwy 0.9 mi west of Grizzly Creek. 1621 Comment
  POM255776  Penstemon neotericus Marion Ownbey, Ruth P. Ownbey 1938-7-14 1742 Plumas 1 mile southeast of Prattville. Comment
  UC696741  Penstemon neotericus David D. Keck 1932-7-6 1719 Plumas 12 mi w Chester; Sierra Nevada, w of Chester 1584 Comment
  CDA12150  Penstemon newberryi G. F. Hrusa, J. Dinsdale 1989-6-25 7197 Plumas Sierra Nevada; Bucks lake north shore. Comment
  RSA17708  Penstemon newberryi subsp. newberryi Elmer I. Applegate 1934-5-3 8908 Plumas Near and west of Meadow Valley. Comment
  CAS-BOT-BC239289  Penstemon newberryi var. berryi Gill 1921-7-23 s.n. Plumas Road to Round Lake, Feather River Region Comment
  CAS-BOT-BC239296  Penstemon newberryi var. berryi H. C. Cantelow 1938-7-5 2328 Plumas Flatiron Ridge, Drakesbad Comment
  CAS-BOT-BC239306  Penstemon newberryi var. berryi E. P. Chace 1934-4-11 s.n. Plumas Camp Rodgers Comment
  NY630463  Penstemon personatus D. M. Thompson 1988-7-23 973 Plumas 3.1 road miles north of Bucks Lake Road (and Meadow Valley) on Schneider Creek Road. At junction of Schneider Creek Road (USFS Road 23N16) and USFS Road 24N47X (to Big Creek); Bucks Lake NE Quad. 1585.0 Comment
  UCD124121  Penstemon procerus R. N. Raynor 1939-6-1 s.n. Plumas along Lake Almanor, near Chester. Comment
  CDA13940  Penstemon roezlii G. F. Hrusa 1997-6-26 13878 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CDA14046  Penstemon roezlii G. F. Hrusa, T. D. Wilfred 1996-8-1 13418 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  SEINET4207728  Penstemon roezlii Mikel R. Stevens 2011-8-27 217 Plumas 8 miles N of Gibsonville on Quincy La Porte Rd. Ca 0.1 rd miles beyond Fingeboard Rd. Ca 8 air miles S of East Quincy.; 0 1930 Comment
  UC566013  Penstemon roezlii A. Lewis 1934-7-25 521 Plumas La Porte Plumas National Forest, Downieville Quadrangle 1524 Comment
  RSA71068  Penstemon roezlii L. S. Rose 1951-6-24 51067 Plumas 9 mi. east of Quincy. 1220 Comment
  CAS-BOT-BC239613  Penstemon rydbergii var. oreocharis Mrs. A. L. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  NY651265  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-11 25814 Plumas Route 24, above Portola 1463.0 Comment
  CHSC106218  Penstemon speciosus Arthur C. Barrett 1915-7-6 8 Plumas Plumas National Forest. Boulder Creek Canyon. 1706 Comment
  CHSC79216  Penstemon speciosus L. P. Janeway 2000-6-24 6835 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km southwest of Crystal Peak in the Diamond Mountains. 2304 Comment
  NY661051  Penstemon speciosus Mrs. A. L. Coombes 1902-7-7 s.n. Plumas Prattville Comment
  UC565594  Penstemon speciosus Herbert L. Mason 1924-6-15 1036 Plumas Graeagle near Blairsden; Graeagle (near Blairsden) Comment
  UC1012471  Penstemon speciosus Francis W. Pennell 1940-6-11 25811 Plumas Route 24 Spring Garden Spring Garden 1341 Comment
  CHSC35933  Perideridia bolanderi M. S. Taylor 1982-6-10 4626 Plumas Along 23N72, 0.5 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. 1676 Comment
  CHSC72426  Perideridia bolanderi subsp. bolanderi L. P. Janeway 1998-6-24 5679 Plumas North side of Last Chance Creek; above Road 101, 0.7 mi west of Bird Creek. 1798 Comment
  JEPS113373  Perideridia bolanderi subsp. bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14038 Plumas Open rocky flat, along the east side of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  UC642418  Perideridia bolanderi subsp. bolanderi A. A. Heller and P. B. Kennedy 1907-7-4 8724 Plumas ridge e Red Clover valley Comment
  SDSU2359  Perideridia gairdneri R. M. Beauchamp 1965-7-17 Plumas By the Feather River, 1/2 mile north of Chester. Comment
  UC174184  Perideridia lemmonii Katharine Brandegee Plumas Portola Comment
  CAS-BOT-BC413562  Persicaria amphibia John Thomas Howell 1976-7-15 s.n. Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  CHSC66636  Persicaria amphibia Vernon H. Oswald; Lowell Ahart 1996-7-15 8011 Plumas S side of the W end of the Hwy. 36 causeway crossing Lake Almanor E of Chester. Growing on the wet strand of the lake. 1371 Comment
  CAS-BOT-BC413729  Persicaria hydropiper Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1459 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  UC1552741  Phacelia californica Frederica Bowcutt 1985-6-6 556 Plumas along Beckwourth Genesee Rd 1.8 mi n Drum Bridge (about 15 air mi n of Quincy); Plumas National Forest Comment
  CHSC21197  Phacelia hastata subsp. hastata F. T. Griggs; A. Pass 1975-7-17 226 Plumas Buck's Lake Forest Service Survery Comment
  CHSC97553  Phacelia humilis var. humilis Lowell Ahart; John Dittes 2007-6-17 14159 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
  JEPS3100  Phacelia hydrophylloides Mrs. Emanuel Fritz 1933-7-15 Plumas along rocky road Spanish Peak 2145 Comment
  UC1069357  Phacelia linearis E. Sawyer 1935-6-21 129 Plumas 3 3/4 mi ne Crow; Plumas National Forest, Sierraville Quadrangle Comment
  POM147048  Phacelia linearis Alice Eastwood 1927-06 14908 Plumas On road from Chilcott, Unites States Forest Reserve. Comment
  CHSC46637  Phacelia mutabilis Lowell Ahart 1989-7-2 6344 Plumas On the north-west side of Pilot Peak, about 10 miles north-east of La Porte. 2194 Comment
  CHSC55713  Phacelia mutabilis K. R. Stern 1985-6-25 8207 Plumas Vicinity of Blairsden. 1402 Comment
  RSA35106  Phacelia mutabilis Thomas H. Kearney 1944-8-14 114 Plumas Near Prattville. Comment
  JEPS3249  Phacelia mutabilis John Warren Duffield 1937-7-18 Plumas se Spanish Peak; Schneider Creek Comment
  UCD88511  Phalaris arundinacea John Thomas Howell 1973-7-9 49713 Plumas Crescent Mills. 1066 Comment
  SEINET10855445  Phalaris arundinacea John Thomas Howell 1961-9-23 Howell 36827 Plumas Indian Valley, Sierra Nevada 1082 Comment
  UC569817  Philadelphus lewisii G. T. Nordstrom 1934-7-2 166 Plumas one mi se Mount Ararat; Bidwell Bar Quadrangle 1584 Comment
  RSA0046807  Philadelphus lewisii L. S. Rose 1967-7-9 67139 Plumas Caribou, North Fork, Feather River. 915 Comment
  CAS-BOT-BC253532  Phleum John Thomas Howell; H. Keith Wagnon 1980-5-28 53687 Plumas Indian Falls, Sierra Nevada 975 Comment
  CAS-BOT-BC260847  Phleum pratense John Thomas Howell 1961-9-23 36817 A Plumas Greenville, Sierra Nevada Comment
  CHSC96985  Phleum pratense Lowell Ahart; Josephine Guardino 2007-7-21 14360 Plumas Along a small stream, near a spring, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  SEINET260548 Image available Phleum pratense M. Cutler, J Cutler 1992-6-11 Plumas Plumas National Forest ; Approx 0.5 mi S of Quincy; Boyle Ravine 1097 Comment
  UC1132467  Phleum pratense C. G. Albertus 1935-8-20 204 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quad., sw of Lava Peak Comment
  SEINET10657589  Phleum pratense Alan A. Beetle 1941-6-28 Beetle 2777 Plumas West side of Lake Almanor, mountain meadow in open pine forest. Assoc. Danthonia Deschampsia Sanicula tuberosa. 1829 Comment
  RSA739618  Phlox diffusa L. P. Janeway 2007-5-20 8983 Plumas Northern High Sierra Nevada, Top of Red Hill. 1929 Comment
  UC1124174  Phlox diffusa C. W. Hanks 1934-8-9 25 Plumas n of Sierra Valley; Plumas National Forest, Sierraville Quad. 1859 Comment
  UC1124206  Phlox gracilis E. Sawyer 1935-6-27 185 Plumas 1.6 mi ene Grizzly Peak; Plumas National Forest, Sierraville Quad. 1767 Comment
  RSA104879  Phlox hoodii subsp. hoodii Elizabeth Sprague 1956-6-2 s.n. Plumas Campground at Lake Amador Comment
  CDA18690  Phlox speciosa subsp. occidentalis G. D. Barbe, T. C. Fuller 1982-6-15 3697 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  UC1124214  Phlox speciosa subsp. occidentalis P. G. Haddock 1938-5-29 6 Plumas Rock Creek Serpentine Plumas National Forest, Downieville Quad. 1219 Comment
  CAS-BOT-BC60675  Phoenicaulis cheiranthoides M. S. Taylor 1981-6-17 3921 Plumas Top of Mount Ingalls, ca. 7 air miles southeast of Genese. Around the lookout. 2551 Comment
  CHSC100723  Phoenicaulis cheiranthoides L. P. Janeway; B. Castro 2008-6-8 9402 Plumas Northern High Sierra Nevada. southwest edge of Red Clover Valley; southwest side of Beckwourth-Genesee Road 0.7 km southeast of Clover Ranch building. 1682 Comment
  CHSC33610  Phoenicaulis cheiranthoides M. S. Taylor 1981-6-17 3921 Plumas Top of Mt Ingalls, ca. 7 air mi se of Genesee. Around lookout. 2551 Comment
  CHSC75478  Phoenicaulis cheiranthoides G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3254 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  RSA641462  Phoenicaulis cheiranthoides Michael A. Vincent 1999-6-8 8564 Plumas Along FS 28N03H about 0.25-0.5 miles south of FS Route 3. Comment
  CAS-BOT-BC135162  Phoradendron juniperinum M. S. Taylor; M. Foster 1981-8-13 4177 Plumas top of hill, N & NE side of W flank of Wheeler Peak ridge, ca. 5 air mi N of Genesee 1981 Comment
  SEINET10492840  Phoradendron juniperinum var. ligatum Mary Susan Taylor 1982-5-17 Taylor 4464 Plumas 5600 ft. T22N R14E se/se sec 6. Portola quad. Dry rocky volcanic flats and outcrops, n side of 22N55, near its jct with 22N54 & 27N88, ca. 2 mi se of Portola. 1707 Comment
  CAS-BOT-BC140522  Physocarpus John Thomas Howell 1959-9-24 34938 Plumas Butterfly Creek near mouth Comment
  CAS-BOT-BC142219  Physocarpus capitatus Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  RSA0091206  Physocarpus capitatus Bonnie C. Templeton 1968-1 11274 Plumas [No location information on label.] Comment
  CAS-BOT-BC78466  Pinus contorta subsp. murrayana M. B. Kildale 1926-9-10 2759 Plumas Chester 1289 Comment
  OBI69182  Pinus contorta subsp. murrayana Kristina L. Schultz, Dan Schultz 2000-11-4 10 Plumas Gold Lakes Basin. Located along N shore of Gold Lake, gold Lake rd off of hwy 89 Comment
  UC400275  Pinus jeffreyi L. S. Smith 1912-1-1 Plumas about 12 mi ne Quincy (n Sierra Nevada, in open glade); Sierra Nevada, Mt. Hough 2133 Comment
  SEINET1930895  Pinus ponderosa G. A. Pearson 1915-7-9 Plumas Near Quincy, Plumas National Forest 1066 Comment
  UC400285  Pinus ponderosa H. E. Brown Aug 1 1897-Aug 15 1897 621 Plumas near Lassen Buttes 1828 Comment
  SEINET10470052  Piperia unalascensis Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4022 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
  UCSC004661  Piperia unalascensis R. Coleman 1990-7-10 1899 -P Plumas Bucks Lake Comment
  UC127440 Image available Plagiobothrys A. A. Heller and P. B. Kennedy 1907-7-2 8682 Plumas between Vinton and Beckwith Comment
  RSA637584  Plagiobothrys bracteatus Michael A. Vincent 1999-6-7 8541 Plumas Plumas Nat l Forest; Beckwourth Ranger dist. along Route A23, just south of Route 70, SW of Beckwourth Comment
  CHSC40765  Plagiobothrys cusickii Lowell Ahart 1985-7-3 5102 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 1/2 miles north-west of La Porte. 1584 Comment
  UC174627  Plagiobothrys cusickii A. A. Heller and P. B. Kennedy 1907-7-2 8681 Plumas between Vinton and Beckwith Comment
  SEINET13710066  Plagiobothrys cusickii Lowell William Ahart, Lowell William Ahart 2001-1 9210 Plumas Lake Almanor, about 3/4 Mi. NW of Chester (T28N, R7E, sec. 4, NE 1/4) 4500 Ft. 1372 Comment
  CAS-BOT-BC230965  Plagiobothrys hispidulus John Thomas Howell 1951-6-28 27676 Plumas Jamison Creek 1584 Comment
  CHSC117177  Plagiobothrys hispidulus Lowell Ahart 2016-6-29 21057 Plumas On the north 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
  CHSC87815  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11056 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote. 1777 Comment
  CAS-BOT-BC230968  Plagiobothrys hispidulus John Thomas Howell; H. Keith Wagnon 1980-5-27 53622 Plumas 1 mile W of Almanor 1386 Comment
  CAS-BOT-BC230986  Plagiobothrys hispidulus Clarence R. Quick 1962-6-20 62 37 A Plumas Cottonwood Creek crossing, SW of Humbug Valley, SW of Lake Almanor Comment
  SEINET10470057  Platanthera dilatata var. leucostachys Mary Susan Taylor 1974-1 Plumas Comment
  CHSC37684  Platanthera leucostachys M. S. Taylor 1981-7-29 4149 Plumas Along creek crossing Flournoy Grade (25N42), 0.2 mi n of North branch of Ward Creek, ca. 5 air mi se of Genesee. 1828 Comment
  RSA794791  Platanthera leucostachys Lowell A. Ahart, John Dittes 2009-7-13 16049 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  RSA15102  Platanthera leucostachys Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CHSC81411  Plectritis macrocera L. P. Janeway 1996-5-7 4959 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  UC1094743  Plectritis macrocera Francia Chisaki 1956-6-1 899 Plumas 5.7 mi e of Virgilia (on Highway Alt. #40) Comment
  CAS-BOT-BC254613  Poa X limosa John Thomas Howell 1962-6-18 37756 Plumas Sierra Valley near Beckwourth, 2 miles W of Beckwourth on Highway to Portola 1487 Comment
  JEPS106227  Poa bolanderi Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11181 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
  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
  CHSC87855  Poa bulbosa Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11068 Plumas On the north margin of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote. 1796 Comment
  CAS-BOT-BC255089  Poa compressa L. W. Swift 1934-7-26 120 Plumas Butterfly Protection Plot #2, Plumas forest 1097 Comment
  CAS-BOT-BC255096  Poa compressa Mary S. Clemens 1920-6-30 5 Plumas Greenville Comment
  JEPS102735  Poa compressa Lowell Ahart 2001-7-17 8898 Plumas In a small meadow, on the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC255125  Poa cusickii E. Sawyer 1935-5-22 26 Plumas 3.25 miles ENE of Beckwith Butte (ca. 2 miles S of Beckwith) 1493 Comment
  JEPS113647  Poa cusickii subsp. cusickii Lowell Ahart, John Dittes 2007-6-16 14112 Plumas On dry soil, east of a small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CHSC58183  Poa cusickii subsp. epilis Vernon H. Oswald 1992-6-18 4991 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. On the edge of a cliff bordering the creek. 1621 Comment
  CHSC112381  Poa palustris L. P. Janeway 2014-7-15 11518 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CAS-BOT-BC247383  Poa pratensis Alice Eastwood 1927-6-18 14495 Plumas Forest Lodge, near Greenville Comment
  CAS-BOT-BC247391  Poa pratensis Javier Penalosa 1962-6-19 2498 Plumas Hwy. 40-89, +-6.2 mi. SE of Quincy 1097 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
  RSA129256  Poa pratensis E. Sawyer 1935-6-27 173 Plumas 3.6 mi N. of Hawks 1646 Comment
  SEINET7850458  Poa pratensis W. Harnach, N. Harnach 1991-6-21 561 Plumas Sierra Valley, 0.5 miles S of Beckwourth, next to R/R bridge east of Co. Rd. A-23. 1487 Comment
  CHSC97219  Poa pratensis subsp. pratensis Lowell Ahart; Josephine Guardino 2007-7-20 14310 Plumas South of a small drainage, northeast edge of a large meadow, south of Lightning Tree Campground, west of the paved road, east side of Lake Davis. 1789 Comment
  JEPS115901  Poa pratensis subsp. pratensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16105 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  CAS-BOT-BC236278  Poa secunda subsp. juncifolia J. G. Lemmon Date on label crossed out: 1888 5461 Plumas Sierra Valley Comment
  CHSC40992  Poa secunda subsp. juncifolia J. D. Jokerst 1984-7-10 2085 Plumas Canyon of Indian Creek, between creek and Indian Cr. Road at the east end of Genesee Valley. 1234 Comment
  CAS-BOT-BC242972  Poa secunda subsp. secunda A. A. Heller; P. B. Kennedy 1907-7-3 8711 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC242989  Poa secunda subsp. secunda Walter & Irja Knight 1967-5-22 1804 Plumas Butterfly Botanical Area and Vicinity. Rubble gap Comment
  UC1132855  Poa secunda subsp. secunda E. Sawyer 1935-5-23 33 Plumas 1 1/2 mi sse Kerby; Sierraville Quadrangle Comment
  UC1221798  Poa secunda subsp. secunda A. A. Beetle 1941-6-28 2769 Plumas w side Lake Almanor 1828 Comment
  UC641682  Poa secunda subsp. secunda G. L. Stebbins Jr. 1939-7-6 2898 Plumas 1.7 mi e Meadow Valley (on rd to Quincy) 1097 Comment
  UCD92021  Poa secunda subsp. secunda Gladys L. Smith 1959-6-20 1255 Plumas Plumas-Sierra County Line: Sierra Nevada. Gold Lake to Feather River route. 1828 Comment
  UCD92065  Poa secunda subsp. secunda K. A. Wagnon 1967-7-11 s.n. Plumas Plumas National Forest. Comment
  SEINET7865056  Poa secunda var. secunda A. A. Heller, P. B. Kennedy 1907-7-3 8706 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC244141  Poa sierrae John Thomas Howell 1967-6-23 42740 Plumas Lewisia Rock, 3.5 miles SW of Belden, Feather River Canyon 609 Comment
  CHSC110758  Poa sierrae Dean Wm. Taylor 2011-8-1 21134 Plumas Sierra Nevada. 'Lewisia Rock', 4 miles west (downcanyon) from Belden (turnoff on Highway 70), Feather River Canyon 655 Comment
  CHSC112173  Poa sierrae Dean Wm. Taylor 2012-5-2 21186 Plumas Feather River Canyon, 'Lewisia Rock', 4 miles west (downcanyon) from Belden (turnoff). 91 Comment
  UC1137044  Poa wheeleri August L. Hormay Plumas Long Canyon near R.R. Plots Long Canyon; Plumas Nat'l Forest Comment
  CAS-BOT-BC244320  Podagrostis humilis John Thomas Howell 1960-7-23 35955 Plumas Lassen Volcanic National Park. Drakesbad, Soda Spring 1828 Comment
  RSA750502  Polemonium californicum J. R. Shevock 1985-7-6 11317 Plumas Plumas National Forest, Little Last Chance Creek on road to Frenchman Reservoir. 1750 Comment
  CHSC53145  Polemonium occidentale L. P. Janeway 1990-7-25 3813 Plumas Plumas National Forest. About 0.2 mi northwest of Emigrant Creek and about 0.3 mi southeast of Little Grizzly Creek. Meadow. 1828 Comment
  SEINET10496912  Polemonium pulcherrimum Mary Susan Taylor 1981-7-6 Taylor 3974 Plumas T24N R15E nw/ne sec 15. Dixie Mt quad. Top of Dixie Mt near the Lookout, ca. 5 air mi W of N tip of Frenchman Lake, ca. 13 air mi NW of Chilcoot. Pure volcanic rock outcrop; 8327 ft elev. 2538 Comment
  CHSC37676  Polygonum aviculare subsp. aviculare M. S. Taylor; J. Hickman 1982-9-8 5112 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 4 air mi s of Greenville. 1371 Comment
  CAS-BOT-BC414171  Polygonum aviculare subsp. buxiforme Clare B. Hardham 1970-8-9 17716 X Plumas Road to Thompson Peak Lookout 2133 Comment
  RSA60017  Polygonum davisiae E. K. Balls 1950-9-1 15596 Plumas Long Lake, above east shore toward Mt. Elwell. 2104 Comment
  CAS-BOT-BC414553  Polygonum douglasii John Thomas Howell 1926-7-26 2142 Plumas Near Prattville 1371 Comment
  CAS-BOT-BC414565  Polygonum douglasii John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2125 Plumas Butterfly Botanical Area and Vicinity. At spring 1127 Comment
  OBI10859  Polygonum douglasii Lewis S. Rose 1967-7-9 67142 Plumas Quincy 1036 Comment
  SBBG121286  Polygonum douglasii L. Ahart, J. Dittes 2007-6-16 14091 Plumas S side of County Rd 111 (Beckwourth Genesee Rd), 50 yards E of Forest Rd 24N08, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  UCD100241  Polygonum douglasii John Thomas Howell 1960-7-19 35698 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  RSA88463  Polygonum douglasii J. T. Howell 1951-8-19 28193 Plumas Greenville. 1098 Comment
  SD131786  Polygonum douglasii Barbara Ertter 1988-7-25 7847 Plumas Diamond Mts ca 12 airmiles SSW of Susanville, Snoring Springs I(c) mi N of Diamond Mt-Greenville-Red Rock jct 1981 Comment
  CHSC53209  Polygonum douglasii subsp. douglasii L. P. Janeway 1989-6-14 3305 Plumas Plumas National Forest Beckwourth Ranger District. Forest along S'ly side of Red Clover Valley. 1699 Comment
  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
  UC1136170  Polygonum douglasii subsp. spergulariiforme C. W. Hanks 1934-9-10 79 Plumas Frenchman Valley Plumas National Forest, Sierraville Quadrangle (upper end) Comment
  UC711938  Polygonum douglasii subsp. spergulariiforme Roxana S. Ferris and Laura Lorraine 1941-8-9 10425 Plumas near village; Lake Almanor Public Camp Comment
  SEINET4335354  Polygonum majus W. Harnach, N. Harnach 1990-6-13 366 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  UCD100469  Polygonum minimum G. F. Hrusa 1992-10-8 10503 Plumas Bucks Lake Wilderness. 1828 Comment
  CAS-BOT-BC419884  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1962-6-18 37806 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC420046  Polygonum polygaloides subsp. kelloggii A. A. Heller; P. B. Kennedy 1907-7-5 8745 Plumas Hills above Red Clover Valley Comment
  SEINET10479787  Polygonum sawatchense Mary Susan Taylor 1982-9-8 Taylor 5112 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CAS-BOT-BC420217  Polygonum sawatchense subsp. sawatchense D. E. Breedlove 1962-6-12 3456 Plumas On bank of Jackson Creek. In upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg 1341 Comment
  JEPS50550  Polygonum sawatchense subsp. sawatchense W. I. Follett 1941-5-31 123 Plumas Rich Gulch 1173 Comment
  CAS-BOT-BC421045  Polygonum spergulariiforme W. Harnach; N. Harnach 1990-6-13 366 Plumas Sierra Valley. Ramelli Ranch (USFS). 1487 Comment
  POM253028  Polygonum spergulariiforme A. A. Heller 1937-9-1 15344 Plumas Near the Feather river bridge at Chester,. 1305 Comment
  CAS-BOT-BC237269  Polypogon monspeliensis John Thomas Howell 1959-9-24 34928 Plumas Junction of Indian and Spanish creeks 914 Comment
  SEINET4889926  Polypogon monspeliensis W. Harnach 1989-5-27 121 Plumas Sierra Valley. Hot wells on north side of Marble Lane. Collected within 6 inches of water at the head of the hot well. 1490 Comment
  CAS-BOT-BC72355  Polystichum imbricans subsp. imbricans John Thomas Howell 1966-7-26 42004 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River 609 Comment
  CHSC98323  Polystichum lemmonii L. P. Janeway 2007-6-3 9018 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
  CHSC30853  Polystichum scopulinum L. Ahart 1980-9-17 2648 Plumas Ca. 0.5 mi w of Fowler Peak, ca. 8 mi n of La Porte. 1800 Comment
  CAS-BOT-BC105587  Populus trichocarpa Alice Eastwood 1927-6-15 14551 Plumas Forest Lodge, Greenville - United States Forest Reserve Comment
  UC1134834  Populus trichocarpa E. Sawyer 1935-7-12 287 Plumas Kerby; Sierraville Quadrangle Comment
  SEINET3795838 Image available Porterella carnosula Barbara Ertter, Jeffrey Strachan 1980-7-31 3892 Plumas E side Red Clover Valley on Beckwouth-Milford Road, Plumas National Forest 1676 Comment
  SEINET10460769  Porterella carnosula Whitney 1934-8-8 WHITNEY 1708 Plumas 3 miles east of Cate Place, Big Grizzley Valley, Plumas National Forest, ca. 10 miles northwest of Portola 1829 Comment
  SJSU14225  Porterella carnosula N. A. Hopkins 1989-5-16 1493 Plumas by the Beckwourth-Loyalton Road about one mile south of State Route 70 1524 Comment
  CAS-BOT-BC453786  Potamogeton natans David D. Keck 1932-7-3 1662 Plumas Along Spanish Creek. Quincy, in the Northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC454041  Potamogeton pusillus subsp. pusillus V. Oswald; L. Ahart 1988-8-4 3665 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  SD129309  Potentilla glandulosa B. Pitzer, S. Morgan, H. Soldan 1988-5-29 955 Plumas Plumas National Forest, ca. 6 mi. N of Gold Lake on Gold Lake Road, and 2.6 mi. S of junction with Hwy 89 1829 Comment
  CHSC102654  Potentilla glandulosa subsp. ashlandica Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16143 Plumas On dry gravelly soil, bottom of a small wash, on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC43734  Potentilla glandulosa subsp. ashlandica Vernon Oswald 1986-7-10 2194 Plumas Forest Service Rd. (Pacific Crest Trail) 1.9 mi w of LaPorte-Quincy Rd. Roadside. 1859 Comment
  UC567197  Potentilla gracilis E. Sawyer 1935-6-7 84 Plumas 3 3/4 mi ssw Sugarloaf Peak; Sierraville Quad. Comment
  JEPS15482  Potentilla gracilis Joseph and Hilda W. Grinnell 1938-6-11 1095 a Plumas meadows near Mohawk; meadows near Mohawk 1341 Comment
  CHSC97210  Potentilla gracilis var. fastigiata Lowell Ahart; Josephine Guardino 2007-7-20 14333 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC540075  Potentilla gracilis var. fastigiata Anna Head 1920-7-25 s.n. Plumas Lake Center 1920 Comment
  CAS-BOT-BC540410  Potentilla gracilis var. fastigiata John Thomas Howell; Gordon H. True 1967-6-11 42574 Plumas Sierra Nevada, meadow at Qunicy 1036 Comment
  CAS-BOT-BC540414  Potentilla gracilis var. fastigiata Walter Knight; John Thomas Howell; Gordon True 1969-6-24 2466 Plumas Sierra Nevada, Butterfly Area, in vicinity of Darlingtonia Bog 1097 Comment
  RSA123350  Potentilla gracilis var. fastigiata E. Sawyer 1935-7-9 284 Plumas 3.75 miles SSW of Crow 2073 Comment
  CHSC1577  Potentilla millefolia 1932-5-29 Plumas Near Chester. 1463 Comment
  UC725796  Potentilla millefolia A. A. Heller 1907-7-3 8691 Plumas Red Clover Valley 1676 Comment
  CDA12049  Potentilla palustris G. F. Hrusa, J. Dinsdale 1989-6-27 7214 Plumas Sierra Nevada; Snake Lake, approx. 5 m. WNW of Quincy. Comment
  JEPS87119  Potentilla rivalis L. P. Janeway 1992-11-4 4320 Plumas ca 0.3 mi w Bagley Pass Road (nw side of Lake Davis, at the end of Mosquito Slough Road (24N54Y), Beckwourth Ranger District, Westside Compartment); Plumas National Forest, Grizzly Valley Quad. 1755 Comment
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Feb 13 2007
  SJSU8591  Potentilla rivalis F. M. Stephen & R. B. Ingersoll 1966-6-11 56 Plumas meadow sloping into L Almanor 1371 Comment
  CAS-BOT-BC47621  Primula suffrutescens Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  UCD113160  Prunus andersonii Beecher Crampton 1954-5-11 1877 Plumas Beckwourth Pass, Plumas-Lassen county line. Comment
  CAS-BOT-BC158147  Prunus emarginata Elmer I. Applegate 1929-6-21 5797 Plumas Warner Valley, Mt. Lassen region Comment
  RSA309589  Prunus emarginata James R. Shevock 1972-5-19 1794 Plumas Hwy. 147, E side of Lake Almanor 1402 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
  RSA60137  Prunus emarginata E. K. Balls 1950-9-5 15679 Plumas Main trail Thompson Creek, off La Porte Road, off Hwy 24, e. of Quincy. Comment
  CAS-BOT-BC154647  Prunus subcordata Alice Eastwood 1927-6-13 14539 Plumas United States Forest Reserve. Near Greenville Comment
  CAS-BOT-BC154852  Prunus virginiana var. demissa Alice Eastwood 1927-6-27 14907 Plumas United States Forest Reserve. On road from [Chilcott] Chilcoot Comment
  CHSC113975  Pseudognaphalium luteoalbum Lowell Ahart 2014-11-16 19889 Plumas Along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4-1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC94635  Pseudognaphalium luteoalbum Lowell Ahart 2006-10-8 13404 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
  CHSC95005  Pseudognaphalium luteoalbum Lowell Ahart 2006-10-23 13474 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CAS-BOT-BC357346  Pseudognaphalium microcephalum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1465 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  CAS-BOT-BC361678  Pseudognaphalium thermale John Thomas Howell 1959-9-24 34912 Plumas Crescent Mills 1066 Comment
  RSA201260  Pseudognaphalium thermale J. T. Howell 1960-8-20 36279 Plumas Kelly Camp, near Drakesbad 1616 Comment
  CHSC80825  Pseudostellaria jamesiana Lowell Ahart 2001-7-17 8905 Plumas On the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  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
  SEINET10475094  Psilocarphus brevissimus Mary Susan Taylor 1982-8-19 Taylor 5115 Plumas T22N R12E sw/ne sec 9. Johnsville quad. In lawn at upper barracks, Mohawk Ranger Station, s side of Hwy 70, ca. 1 mi w of Blairsden. 4350 ft. 1326 Comment
  JEPS60086  Pteridium aquilinum var. pubescens W. L. Jepson 1924-7-24 10631 Plumas Rich Point; Middle Fork Feather River 914 Comment
  UCD136189  Pteridium aquilinum var. pubescens James I. Mallory 1969-8-21 355 Plumas 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  RSA59184  Pterospora andromedea E. K. Balls 1950-9-1 15618 Plumas Trail from south point of Long Lake to Lakes Center Camping Ground 2012 Comment
  UC875409  Pteryxia terebinthina var. californica Anna Head 1921-7-2 Plumas Lake Center, Feather River Region Comment
  UCD22687  Purshia tridentata Andrea Alfaro 1990-5-12 10 Plumas Quincy quadrangle. On the side of a road. Comment
  CAS-BOT-BC147880  Purshia tridentata var. tridentata John Thomas Howell 1959-9-24 34926 Plumas Junction of Indian and Spanish creeks 914 Comment
  UC1128539  Purshia tridentata var. tridentata N. French 1934-11-16 557 Plumas 6 mi s Beckwith; Plumas National Forest, Sierraville Quad. 1493 Comment
  UCSB24621  Purshia tridentata var. tridentata McMinn, Howard 1932-8-4 Plumas Truckee to Quincy Comment
  CHSC111240  Pycnanthemum californicum B. Castro; L. P. Janeway 2007-8-18 1673 Plumas Northern High Sierra Nevada. Ca 10 road mi E of Quincy, along Squirrel Creek and Road 401, 1.2 mi NE of Hwy 70/89 and Williams Loop (railroad). 1267 Comment
  RSA184940  Pycnanthemum californicum L. S. Rose 1966-7-27 s.n. Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  JEPS48508  Pyrola aphylla Esther C. Fritz 1933-8-5 Plumas Camp Califorest near Meadow Valley 1188 Comment
  CAS-BOT-BC460824  Pyrola aphylla John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54226 Plumas Sierra Nevada: abuot 5 miles SE of Mt. Hough on the road to Quincy 1584 Comment
  UC474272  Pyrola asarifolia H. F. Copeland 1920-7-17 Plumas Butt Mountain, between Plumas and Tehama Cos. Comment
  CHSC58509  Pyrola asarifolia subsp. asarifolia Vernon H. Oswald; Lowell Ahart 1992-7-6 5075 Plumas Lassen Volcanic Park. E side of Little Willow Lake, near the S boundary of the park. 1834 Comment
  RSA0080595  Pyrola dentata G. T. Nordstrom 1934-7-3 187 Plumas 3/4 mile S.W. of Mt. Ararat. 1707 Comment
  SEINET10449207  Pyrola picta subsp. dentata Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4012 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
  UC1584012  Pyrrocoma apargioides G. Schoolcraft 1990-6-4 2072 Plumas about 5 mi e Beckwourth (on s side of Hwy 70) 1490 Comment
  RSA715689  Pyrrocoma carthamoides var. cusickii L. Ahart, Josephine Guardino 2005-8-10 12306 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1822 Comment
  CHSC36943  Pyrrocoma lanceolata var. lanceolata M. S. Taylor 1982-9-13 5138 Plumas Ramelli Ranch, near Calpine Rd (109) bridge over Feather River, s side of the river, ca. 1 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC362284  Pyrrocoma lanceolata var. lanceolata John Thomas Howell 1975-7-22 51379 A Plumas Sierra Valley near Beckwourth 1493 Comment
  CAS-BOT-BC494116  Pyrrocoma lanceolata var. lanceolata W. Harnach; N. Harnach 2000-8-2 974 Plumas Sierra Valley. 3/4 mi E of A-23 on Marble Lane at the hot wells 1490 Comment
  CAS-BOT-BC362345  Pyrrocoma racemosa var. paniculata John Thomas Howell 1959-9-25 35016 Plumas 5 miles east of Beckwourth, Sierra Valley 1493 Comment
  CAS-BOT-BC62427  Quercus chrysolepis Mrs. E. C. Suttiffe 1920-9-1 s.n. Plumas Gold Valley Comment
  SFV17672  Quercus chrysolepis J. M. Tucker 1948-7-25 1750 Plumas Sierra Nevada Area of Camel's Peak, 1.3 miles east of Camp 18. 1220 Comment
  UCD45590  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
  UCD46185  Quercus garryana F. T. Griggs 1977-7-17 229 Plumas Soda Creek, ca. 5 miles north of Belden, Plumas County, California. 1524 Comment
  SEINET13953388 Image available Quercus garryana Lewis S. Rose 1951-1 51020 Plumas East Fork of the Feather River alt. 2700 ft. 823 Comment
  CHSC9709  Quercus kelloggii Nancy Mosman 1971-7-11 76 Plumas On slope along w side of road ca. 1.3 mi s of Belden turnoff and Hwy 70. 1025 Comment
  CHSC82359  Quercus vacciniifolia Lowell Ahart 2002-7-6 9837 Plumas On the southwest side of a meadow, on the west side of the dirt road, 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
  UC1135794  Quercus vacciniifolia G. Burks 1933-8-8 37 Plumas 2 mi w Franklin Hill; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  UCD47416  Quercus vacciniifolia John Thomas Howell 1960-7-17 35500 Plumas Dry rocky wooded slope, Drakesbad, Plumas County. 1676 Comment
  CAS-BOT-BC379471  Ranunculus alismifolius Cathy Ozaki 1983-5-14 88 Plumas Plumas National Forest, 5 mi N of Chilicot 1500 Comment
  CHSC82460  Ranunculus alismifolius var. alismellus Lowell Ahart 2002-6-26 9793 Plumas Growing along a small stream, about 150 yards north of the gravel road, about 1/4 mile (air) west of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1718 Comment
  CHSC57502  Ranunculus alismifolius var. hartwegii Mike Carpenter 1990-4-21 6 Plumas Ca. .8 mi e of intersection of Collins Pine Rd. and Humbug Valley Rd. Meadow. 1341 Comment
  SJSU14354  Ranunculus andersonii N. A. Hopkins 1990-5-12 1614 Plumas 16.5 mi NW of Beckwourth on N side of rd to Genesee Comment
  CAS-BOT-BC379345  Ranunculus andersonii var. andersonii James R. Shevock 1985-5-19 11174 Plumas Plumas National Forest, along forest road 26N70 just south of Crocker Station 000000000000000000000000000 1800 Comment
  CAS-BOT-BC379202  Ranunculus andersonii var. andersonii W. Harnach; N. Harnach 1990-3-31 254 Plumas Sierra Valley, found on west side of volcanic knob to the west of Co. Rd. A-23. land belonging to Wilson brothers and for sale at present Comment
  UC118339  Ranunculus occidentalis T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  POM284388  Ranunculus occidentalis var. ultramontanus Lyman Benson 1949-6-21 13749 Plumas Hat Creek, 13.5 miles N of Manzanita Lake. Cascade Mt. Pit River Drainage 1220 Comment
  UCD107486  Ranunculus orthorhynchus Tim Kuhn 2006-6-28 32 Plumas north of Lake Davis at Old House Meadow. Comment
  SEINET5338852  Ranunculus orthorhynchus T. Ramelli 1948-5-8 22 Plumas 100 feet west of Vinton, California. 1524 Comment
  CAS-BOT-BC59563  Rhamnus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54298 Plumas Sierra Nevada - East side of Indian Valley just north of Tylorsville 1112 Comment
  NY42173  Rhamnus purshiana J. B. Walker 1994-8-2 862 Plumas 2km N of Quincy, on Rt 70 1200 Comment
  SEINET13946362 Image available Rhamnus purshiana E. K. Balls 1950-1 15785 Plumas Red Fir Forest, 1.5 mi. along trail from Lakes Center Public Campground to Long Lake outlet,southern 2012 Comment
  JEPS41962  Rhamnus rubra W. L. Jepson 1918-8-16 8004 Plumas Engels Lights Creek 1341 Comment
  CDA14743  Rhamnus rubra subsp. rubra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3288 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  CDA18673  Rhamnus rubra subsp. yosemitana G. D. Barbe, T. C. Fuller 1982-6-15 3731 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  UCD117914  Rhododendron occidentale Jon Balderston 1980-5-19 5 Plumas North fork of Feather River between Highway 70 and Caribou at mouth of Mosquito Creek. 746 Comment
  UCR102421  Rhynchospora alba L. C. Wheeler 1959-7-16 7577 Plumas Northern Sierra Nevada Mtns, Butterfly Valley Comment
  CAS-BOT-BC438111  Ribes Clare B. Hardham 1975-8-2 20460 Plumas Black Mt. 2133 Comment
  CHSC44976  Ribes K. R. Stern 1985-6-25 8249 Plumas Vicinity of Blairsden. Comment
  CHSC10772  Ribes californicum Lowell Ahart 1969-5-18 Plumas Slate Creek, 10 miles south of La Porte. 914 Comment
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Jul 22 2018
  CHSC112061  Ribes cereum var. cereum L. P. Janeway 2014-7-15 11530 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
  CHSC96919  Ribes cereum var. cereum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13985 Plumas East side of an open rocky flat, 70 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  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
  CHSC70798  Ribes nevadense B. Castro; R. Zebell 1989-8-14 388 Plumas Ca 5 air mi S of Bucks Lake (just W of Bull Flat on quad map). On N-facing slope just above USFS Rd 23N58 and overlooking tributary to China Gulch. 1682 Comment
  CDA14590  Ribes roezlii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3073 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC76135  Ribes roezlii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3073 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy road. 1889 Comment
  LA205501  Ribes roezlii Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  UC1127577  Ribes roezlii D. Axelrod 1934-6-4 4 Plumas American House Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC186217  Ribes roezlii var. roezlii L. P. Janeway 1989-6-20 3354 Plumas East-facing slope near top of Crocker Mtn overlooking Red Clover Valley 2194 Comment
  CAS-BOT-BC186231  Ribes roezlii var. roezlii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54239 Plumas About 3 miles southeast of Mt. Hough on road to Quincy 1737 Comment
  CAS-BOT-BC173855  Ribes velutinum James R. Shevock 1985-5-19 11162 Plumas Plumas National Forest, Little Last Chance Creek on road to Frenchman Reservoir 1750 Comment
  RSA0019690  Ribes velutinum Beecher Crampton 1954-5-11 1878 Plumas State Highway 24, Beckwourth Pass, Plumas-Lassen County boundary. 1588 Comment
  CHSC46658  Ribes viscosissimum Lowell Ahart 1989-7-2 6355 a Plumas About 10 miles north-east of La Porte, about 1/4 mile north of Pilot Peak, growing on dry bare soil in openings, north of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak. 2103 Comment
  SEINET10480668  Rorippa Mary Susan Taylor 1982-7-8 Taylor 4803 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
  SEINET10480671  Rorippa Mary Susan Taylor 1982-8-30 Taylor 5076 Plumas T27N R11E sw sec 35. Kettle Rock quad. S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. Riparian edge of Montane Coniferous Forest; 6900 ft. 2103 Comment
  CAS-BOT-BC74642  Rorippa curvisiliqua Alice Eastwood 1918-5-25 7024 Plumas Portola. Comment
  CAS-BOT-BC74646  Rorippa curvisiliqua Thomas H. Kearney 1944-8-14 56 Plumas Near Prattville, Lake Almanor. Comment
  CAS-BOT-BC74628  Rorippa curvisiliqua John Thomas Howell 1961-9-23 36873 Plumas Sierra Nevada. Cooks Creek near Engelmine. 1082 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
  SEINET5760494 Image available Rorippa curvisiliqua var. orientalis A. A. Heller 1915-1 12056 Plumas Near the summit of Soapstone ridge in the Sierra Nevada; 12 mi W of Bucks 1676 Comment
  CHSC112543  Rorippa nasturtium-aquaticum B. Castro; L. P. Janeway 2008-6-7 1737 Plumas Upper Feather River Water Balance Study: Thompson Creek. Northern High Sierra Nevada. NE side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  CAS-BOT-BC74871  Rorippa tenerrima John Thomas Howell 1976-7-14 51827 Plumas Sierra Nevada. Quincy. 1051 Comment
  CHSC87836  Rosa bridgesii Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 10999 A Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1517 Comment
  CAS-BOT-BC148173  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1967-7-12 2112 Plumas At spring - Butterfly Botanical Area and vicnity 1127 Comment
  CDA13972  Rosa gymnocarpa G. F. Hrusa 1996-8-2 13436 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Comment
  CHSC52535  Rosa gymnocarpa L. P. Janeway 1990-6-15 3719 Plumas Plumas National Forest. Along Rattlesnake Creek, 2.1 mi (along the creek) N of Hwy 70/89; off the N side of Long Valley. 1524 Comment
  JEPS45671  Rosa gymnocarpa W. L. Jepson 1924-7-22 10605 Plumas Rich Point Middle Fork Feather River 914 Comment
  CAS-BOT-BC147047  Rosa pisocarpa John Thomas Howell 1961-9-22 36815 Plumas Greenville 1088 Comment
  JEPS113535  Rosa woodsii var. ultramontana Lowell Ahart, Josephine Guardino 2007-7-20 14323 Plumas North of a small drainage, northeast of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  RSA726333  Rosa woodsii var. ultramontana L. Ahart, J. Dittes, J. Guardino 2007-8-10 14465 Plumas About 40 yards S of Beckworth Gensee Road. There is a small quarry E of a poor road, the meadow and stream, about 2 miles (air) N of the N end of Lake Davis. 1762 Comment
  CAS-BOT-BC147968  Rubus parviflorus Alice Eastwood 1927-6-11 14484 Plumas Forest Lodge near Greenville - United States Forest Reserve Comment
  CAS-BOT-BC156919  Rubus ursinus M. S. Taylor 1982-5-23 4518 Plumas S side of Caribou Rd, ca. 1/10 mi n of its jct with Hwy 70, ca. 3 mi e of Belden 731 Comment
  UC1136212  Rumex acetosella F. W. Embree 1934-6-12 111 Plumas w end Haskins Valley; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CAS-BOT-BC422049  Rumex acetosella L. P. Janeway 1989-7-20 3505 Plumas Plumas National Forest, Beckwourth Ranger District. Forest along southerly side of Red Clover Valley at jct of rd 26N70 (to Laufman) and Beckwourth-Genesee Rd (rd 111) 9.5 mi from Beckwourth. 1676 Comment
  CHSC53064  Rumex paucifolius subsp. paucifolius L. P. Janeway 1989-6-20 3345 B Plumas Plumas National Forest Beckwourth Ranger District. Forest along SW side of Red Clover Valley. Openings of mostly bare soil in sagebrush. 1691 Comment
  RSA0039301  Rumex salicifolius var. triangulivalvis Lowell Ahart 2008-8-13 15173 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte. 1613 Comment
  CAS-BOT-BC434309  Rumex triangulivalvis John Thomas Howell 1960-7-19 35616 Plumas Lassen Volcanic National Park. Drakesbad 1828 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
  UCD101480  Rumex triangulivalvis Malcolm A. Nobs; S. Galen Smith 1949-8-18 1371 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CHSC43391  Sagina saginoides Lowell Ahart 1979-7-18 1997 Plumas Along a small stream, west of the dirt road, east of Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  UC1185299  Sagina saginoides H. E. Brown Aug 1 1897-Aug 15 1897 627 Plumas near Lassen Buttes 1828 Comment
  UCSC001857  Sagittaria latifolia H. S. Yates 1936-8-12 6089 Plumas Lake Almanor - Prattville 1341 Comment
  UC440202  Salix eastwoodiae Mrs. C. M. Wilder 1912-7-10 9334 Plumas s side of main lake Bear Lakes 1981 Comment
  CDA21493  Salix exigua G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3325 Plumas Sierra Nevada; Junction of Diamond Mountain Road and Antelope Lake road, near the confluence of Lights Creek and its East Branch. 1371 Comment
  JEPS102316  Salix exigua Lowell Ahart 2001-6-4 8758 Plumas 5 air miles NE of La Porte (overflow area on N side of South Fork of the Feather River, 1/2 mi SW of the Feather Fork Mine, 1 mi NE of Little Grass Valley Reservoir) 1594 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
  CHSC117466  Salix geyeriana B. Castro; Robin Carter 2010-7-17 1827 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 100 ft downstream of dam outlet just NW of lone Ponderosa pine. 1499 Comment
  CAS-BOT-BC125317  Salix lasiandra var. lasiandra John Warren Duffield 1937-5-30 s.n. Plumas North of Meadow Valley Creek near road into University of California Forestry Camp Comment
  CHSC9574  Salix lasiolepis E. L. Smith 1971-4-28 948 Plumas SW end of Indian Valley where Indian Creek enters gorge at Crescent Mills. 1162 Comment
  CHSC80689  Salix lasiolepis var. lasiolepis Lowell Ahart 2001-6-4 8756 Plumas Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1594 Comment
  CHSC69901  Salix lemmonii L. P. Janeway 1997-5-7 5117 Plumas Along north side of Red Clover Creek, 6.9 mi southeast of Indian Creek and 0.3 mi northwest of Notson Bridge (via Beckwourth-Genesee Road). 1554 Comment
  CHSC9575  Salix lemmonii E. L. Smith 1971-4-28 949 Plumas N city limits in Quincy. 1043 Comment
  CAS-BOT-BC125110  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 393 Plumas North Fork of Feather River, at Chester 1350 Comment
  SBBG28791  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
  UC482033  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 394 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  CDA14754  Salix lucida subsp. lasiandra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3315 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite 1341 Comment
  CHSC92139  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes 2005-9-19 12369 Plumas On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  CHSC21194  Salix lutea F. T. Griggs; A. Pass 1975-7-2 49 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC129351  Salix melanopsis L. W. Swift 1934-9-13 126 Plumas Sloat 1463 Comment
  CAS-BOT-BC129389  Salix melanopsis A. A. Heller 1913-6-13 10858 a Plumas Near Quincy 1066 Comment
  CDA14755  Salix melanopsis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3316 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite 1341 Comment
  JEPS14874  Salix scouleriana John Warren Duffield 1937-7-25 Plumas near Schneider Creek Section 26 1280 Comment
  CAS-BOT-BC176985  Salsola tragus John Thomas Howell 1959-9-24 34902 Plumas Crescent Mills 1066 Comment
  CDA5752  Salvia aethiopis T. C. Fuller 1961-11-29 9303 Plumas Indian Valley; Hannon property, North Road, 4.5 miles east of Greenville. 0 Comment
  JEPS12743  Sambucus mexicana Mrs. Emanuel Esther C. Fritz 1933-7-4 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC238840  Sambucus nigra subsp. caerulea John Thomas Howell 1977-6-21 52375 Plumas Seneca 1097 Comment
  UC114597  Sanguisorba annua unknown 1892-7-4 Plumas Prattsville Comment
  RSA641469  Sanguisorba annua Michael A. Vincent 1999-6-8 8570 Plumas Plumas Nat'l Forest, Milford Ranger Dist. Squaw Valley; around jct of FS Route 70 and FS 01. Comment
  POM147058  Sanicula bipinnatifida Alice Eastwood 1927-6-12 14531 Plumas Forest Lodge, Greenville Comment
  RSA471447  Sanicula bipinnatifida Christopher Davidson 1975-6-7 2735 Plumas 4.6 mi N of Greenville on Hwy 89 1238 Comment
  RSA74136  Sanicula bipinnatifida Milo S. Baker 1952-5-26 12466 Plumas Indian valley, 1/2 mi below Crescent Mills, Hwy 89 Comment
  CHSC42663  Sanicula graveolens Vernon Oswald 1986-6-6 2084 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 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
  UCR115320  Sanicula graveolens G. D. Barbe, T. C. Fuller 1982-7-16 3769 Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  JEPS25809  Sanicula tuberosa John W. Duffield 1937-5-27 Plumas Meadow Valley, Grubstake Flats, southwestern Plumas County Meadow Valley; , Grubstake Flats Comment
  CHSC24681  Saxifraga californica Keith Lickey 1976-4-17 76 Plumas Hwy 70 at sw entrance of Grizzly Dome Tunnel; at Grizzly Creek. 914 Comment
  UC397401  Saxifraga oregana Herbert McLean Evans 1922-7-20 Plumas Grassy Lake; Sierra Nevada, Mount Lassen Region, Grassy Lake Comment
  UC485773  Saxifraga oregana H. E. and S. T. Parks 1928-6-20 221 Plumas Drakesbed; Mount Lassen National Park, Drakesbed Comment
  CHSC43267  Sceptridium multifidum Lowell Ahart 1987-9-29 5909 Plumas Near Hartman Bar Ridge Road, about 4 miles north-west of Tamarack Flat, about 6 miles north-west of Little Grass Valley Reservoir. 1706 Comment
  RSA0102602  Sceptridium multifidum E. K. Balls 1950-9-9 15732 Plumas W. of Lakes Center Public Camp. 2042 Comment
  UCD65885  Schedonorus arundinaceus John Thomas Howell; Gordon True, Walter Knight, and Irja Knight 1967-7-10 2168 Plumas Mouth of Butterfly Creek. 883 Comment
  CHSC61070  Schoenoplectus acutus var. occidentalis Vernon H. Oswald; Lowell Ahart 1993-8-3 5762 Plumas Unnamed lake ca. 0.25 mi E of Hay Meadow, near the N end of 30N25 on the S edge of the Caribou Wilderness, ca. 9 mi (air) N of Lake Almanor. 1926 Comment
  CAS-BOT-BC111572  Schoenoplectus americanus John Thomas Howell 1959-9-22 34867 Plumas On hot spring terrases, Drakesbad. 1737 Comment
  CHSC54538  Schoenoplectus subterminalis Vernon H. Oswald 1991-8-5 4804 Plumas Lassen Volcanic National Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. On the east side of the lake. 1844 Comment
  CAS-BOT-BC35585  Scirpus congdonii Mrs. E. C. Sutliffe 1914-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC78749  Scirpus congdonii L. P. Janeway 2000-7-16 6917 Plumas Northern High Sierra Nevada. Meadow at head of East Branch Coldwater Creek. 1768 Comment
  CHSC78750  Scirpus congdonii L. P. Janeway 2000-7-16 6921 Plumas Northern High Sierra Nevada. Mosquito Flat, 3.2 km south of Haskins Valley. East side of large flat dry meadow. 1676 Comment
  CAS-BOT-BC35577  Scirpus congdonii 1975-5-30 s.n. Plumas Sweet Water Glen, Butterfly Botanical Area Comment
  CAS-BOT-BC110861  Scirpus diffusus Walter Knight; Irja Knight 1966-6-18 1387 Plumas Butterfly Valley. Near Spring 1158 Comment
  CAS-BOT-BC30736  Scirpus diffusus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1522 Plumas Area adjacent to Pond Reservoir. 1097 Comment
  CHSC100032  Scirpus microcarpus Lowell Ahart 2008-8-14 15210 Plumas West edge of a small wet meadow, about 150 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  CHSC52556  Scirpus microcarpus L. P. Janeway 1989-8-4 3556 Plumas Plumas National Forest. East side of Eureka Ridge near headwater springs of Bear Creek. 1889 Comment
  SEINET9225414  Scirpus microcarpus S. Batiuk, D. Mathews, J. Jaggers, A. Kowal 2011-8-31 NV 030 -622 Plumas Grizzly Creek Ranch, near pond 1506 Comment
  UC1100830  Scirpus microcarpus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1441 Plumas bog and marsh at Butterfly Valley Comment
  SEINET11749675  Scirpus microcarpus W. Knight, Knight, I. 1983-1 4899 Plumas North Fork of Feather River at confluence of Warner Creek between Chester and Drakesbad Comment
  UC1713589  Scutellaria antirrhinoides C. Epling 1938-6-1 Plumas Prattville Comment
  SEINET10499130  Scutellaria antirrhinoides Mary Susan Taylor 1982-8-9 Taylor 4950 Plumas T27N R8E ne/ne sec 28. Almanor NE quad. S end of Lake Almanor, nw of jct of Hwy 89 and 147, just w of Canyon Dam. Mixed Evergreen Forest; 4500 ft. Dry gravelly soils. 1372 Comment
  CHSC33822  Scutellaria siphocampyloides M. S. Taylor; M. Foster 1981-6-2 3824 Plumas N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  CHSC62167  Secale cereale L. P. Janeway 1993-7-21 4466 Plumas Plumas National Forest. Southwest side of Red Clover Valley, 0.9 mi southeast of Clover Valley Ranch; 200 ft south of the Beckwourth-Genesee Road along logging spur 24N66X. 1685 Comment
  JEPS26912  Sedum albomarginatum C. H. Uhl 965 a Plumas 2.9 mi e of Rich Bar 6.8 mi e Belden (Feather River Canyon, serpentine cliff on n side East Branch North Fork Feather R); Feather River Canyon, East Branch North Fork Feather River Comment
  JEPS55995  Sedum albomarginatum C. H. Uhl 1961-1 968 Plumas 2.9 mi e of Rich Bar and 6.8 mi e Belden (serpentine cliff on n side of East Branch of North Fork Feather River, Feather River Canyon); Feather River Canyon, East Branch North Fork Feather River Comment
  SEINET10449666  Sedum albomarginatum Mary Susan Taylor 1981-7-26 Taylor 4109 Plumas T26N R7E nw1/4 se1/4 sec. 33. Almanor SW. Quincy RD. N side of Caribou Rd., just E of where French Creek crosses, 4.4 mi NE of jct Caribou Rd and Hwy 70 near Beldon. 945 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-BC64702  Sedum obtusatum subsp. paradisum M. S. Taylor 1982-7-12 4823 Plumas Side of Rd. 507, 3.7 mi. sw. of Johnsville, 1.7 mi. W of Jamison Ck CG, near Plumas-Eureka State Pk 1524 Comment
  CAS-BOT-BC418397  Sedum plumasanum C. D. MacNeill 1963-5-26 s.n. Plumas North Fork Feather River, 4 miles northeast of Belddn. 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
  CHSC102069  Sedum spathulifolium Lowell Ahart; John Dittes 2009-7-15 16096 Plumas On dry rocky soil, east of 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
  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
  CAS-BOT-BC59122  Sedum spathulifolium Ira L. Wiggins 1961-6-10 s.n. Plumas North side of Feather River Canyon near PG&E Rock Creek Reservoir near Stowe. Comment
  CDA18736  Sedum spathulifolium G. D. Barbe, T. C Fuller 1982-7-15 3746 Plumas Plumas National Forest; 5.2 miles northeast of junction with road to Red Hill. 1524 Comment
  JEPS37595  Senecio aronicoides Mrs. Emanuel Esther C. Fritz 1933-7-15 Plumas along summit of Spanish Peak Spanish Peak 2133 Comment
  CHSC89476  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-2 207 Plumas Located in the Quincy District of the Plumas National Forest, on the N facing slope of Red Hill in the N fork Feather River Canyon. Collected off jeep rd N of 26N22. 1463 Comment
  CHSC68847  Senecio hydrophiloides Vernon Oswald; Lowell Ahart 1997-6-24 8625 Plumas South of Susanville on Diamond Mtn. Motorway (28N15) at the meadow at Wheeler Sheep Campground. 1993 Comment
  SJSU15156  Senecio hydrophiloides N. A. Hopkins 1993-6-16 1730 Plumas by Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  CAS-BOT-BC363797  Senecio integerrimus Walter Knight; Irja Knight 1967-5-22 1806 Plumas Butterfly Botanical Area and Vicinity. Rubble gap Comment
  CAS-BOT-BC363927  Senecio integerrimus var. exaltatus Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC57421  Senecio integerrimus var. exaltatus L. P. Janeway; Garrett Gibson 1991-6-20 4054 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 1/3 mi west of Middle Fork Feather River and ca 300 ft east of Hwy 70. 1484 Comment
  CHSC85480  Senecio integerrimus var. exaltatus G. Douglas Barbe; T. C. Fuller 1982-6-15 3712 Plumas Sierra Nevada. 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  RSA0125023  Senecio integerrimus var. exaltatus Philip A. Munz 1947-5-17 11841 Plumas 8 miles north of Chilcoot. 1524 Comment
  SEINET9332215  Senecio integerrimus var. exaltatus Unknown 1982-6-15 3712 Plumas Plumas National Forest Comment
  CDA8654  Senecio integerrimus var. major G. D. Barbe 1982-6-9 3670 Plumas Plumas National Forest, south slope of Thompson Peak summit, along road to lookout. Comment
  CAS-BOT-BC364399  Senecio triangularis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1487 Plumas Butterfly Botanical Area and Vicinity. At Fern Glen 1097 Comment
  UCD21050  Senecio triangularis E. Bortiri 2002-7-20 WFC 86 Plumas Red Rock Spring Meadow, Plumas NF, South of Diamond Mountains, Plumas Co. Comment
  CAS-BOT-BC364770  Sericocarpus oregonensis subsp. californicus M. S. Taylor 1981-9-2 4262 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls 1463 Comment
  UC725820  Sidalcea asprella subsp. nana A. A. Heller 1938-6-14 15158 Plumas open places near Gray's Flat (on the Feather River Highway); , nr Gray's Flat 868 Comment
  CHSC92051  Sidalcea gigantea L. P. Janeway 2005-9-4 8535 Plumas Northern High Sierra Nevada. Along Road 24N13 along the east side of Lynch Meadows. 1338 Comment
  SD130446  Sidalcea glaucescens John Thomas Howell 1962-6-17 37678 Plumas Butterfly Valley 1036 Comment
  JEPS97974  Sidalcea glaucescens B. G. Baldwin 1999-6-15 1086 Plumas La Porte Road 10.9 mi S of Middle Fork Feather River crossing Quincy Comment
  RSA87507  Sidalcea glaucescens C. L. Hitchcock 1952-6-25 19623 Plumas 100 yards east of spillway of Lake Almanor Comment
  POM84695  Sidalcea hartwegii Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  JEPS113419  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
  POM282919  Sidalcea oregana subsp. spicata Lyman Benson 1932-7-29 3981 -a Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  UC198514  Sidalcea oregana subsp. spicata Katharine Brandegee 1913-1 Plumas Portola Comment
  UC198515  Sidalcea oregana subsp. spicata Katharine Brandegee Plumas Portola Comment
  CAS-BOT-BC174852  Silene bernardina Clare B. Hardham 1970-8-9 17716 I. Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC73940  Silene bridgesii B. Castro; L. Gehrung 1998-10-2 853 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 0.1 mi NW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. On NNE-facing slate outcrop. 1981 Comment
  CDA3475  Silene conoidea J. Budaj 1965-8-1 Plumas Sheehan ranch, 4 miles northeast of Greenville. 0 Comment
  CAS-BOT-BC386992  Silene douglasii Clare B. Hardham 1975-8-2 20451 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC181293  Silene invisa Wayne Dakan 1975-7-20 s.n. Plumas Little Bear Lake, ca. q mi. nw of Gold Lake - Sierra Nevada 2042 Comment
  CDA15898  Silene lemmonii B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC97179  Silene lemmonii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14058 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  NY342631  Silene lemmonii Mrs. Ames 1876-1 s.n. Plumas Comment
  CAS-BOT-BC389403  Silene lemmonii Alice Rosenberg 1917-6-22 s.n. Plumas Blairsden Comment
  JEPS48491  Silene lemmonii John W. Duffield 1937-6-9 Plumas n Bucks Lake (se slope of Bucks Mt.); , n of Bucks Lake Comment
  JEPS102939  Silene occidentalis subsp. occidentalis L. P. Janeway 2001-7-3 7259 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek 1707 Comment
  JEPS93933  Silene occidentalis subsp. occidentalis Vernon H. Oswald and Lowell Ahart 1998-8-11 9481 Plumas 3.2 mi w of Grizzly Creek Campground (w of Bucks Lake near Little Grizzly Creek parralleling the s edge of Oroville-Quincy Highway) 1645 Comment
  CHSC31234  Sisymbrium altissimum M. S. Taylor 1980-10-8 3362 Plumas S side of Beckwourth Rd, ca. 1/4 mi se of its jct with Beckwourth-Genesee Rd, ca. 10 mi e of Taylorsville. Comment
  CHSC20731  Sisyrinchium bellum K. R. Stern 1975-7-24 5900 Plumas E shore of Lake Almanor 1371 Comment
  RSA0089044  Sisyrinchium bellum Bonnie C. Templeton 1968-6-9 11247 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  SDSU11793  Sisyrinchium bellum R. M. Beauchamp 1965-7-17 Plumas Growing in area beside the Feather River 1/2 mile north of Chester Comment
  CDA14671  Sisyrinchium idahoense G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3113 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC58203  Sisyrinchium idahoense Vernon H. Oswald; Lowell Ahart 1992-6-22 5030 Plumas Small corner of property on the S side of Warner Valley Rd. between Lee and Kelly camps. 1627 Comment
  SEINET11162511  Sium suave M. Foster 1988-7-10 164 Plumas Big Grizzly Creek, 0.25 mile S of Walker Mine Road, 2 miles W of Lake Davis, 12 miles NW of Portola. 1768 Comment
  UC1134667  Smilacina racemosa C. G. Albertus 1935-7-27 237 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quadrangle 1310 Comment
  JEPS114811  Smilacina stellata Lowell Ahart 2008-8-14 15202 Plumas 200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  SEINET10472583  Smilacina stellata Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3862 Plumas T24N R13E se sec 8. Grizzly Valley quad. In wet meadow along creek, ca. 1/4 mi S of jct of 24N08 and 25N93, ca. 1 air mi NW of Bagley Pass, ca. 0.5 mi S of Red Clover Valley; elevation ca. 5700 ft. 1737 Comment
  SEINET12320790  Solanum parishii Unknown 1968-1 s.n. Plumas ca 30 mi N of Oroville on Hwy 70 Comment
  UCSB45743  Solanum parishii Reisentz, Paul 1979-5-12 Plumas 1 mile north of Injun Jim Campground on Highway 70, 5.7 miles south of Beldon Comment
  SEINET11382869 Image available Solidago canadensis Unknown 1934-1 8252 Plumas Mohawk Valley. 5300 ft. Comment
  CAS-BOT-BC365522  Solidago elongata Lewis S. Rose 1966-7-28 66072 Plumas Quincy 1066 Comment
  CHSC118488  Solidago elongata Don Lepley 2016-8-7 Plumas Lassen National Forest. Almanor Ranger District. North side of Road 27N43 just west of Ruffa Ranch inholding. 1728 Comment
  UC36234  Solidago elongata D. Cleveland Jul 1882-Jul 1889 Plumas Comment
  RSA151672  Solidago lepida var. salebrosa R. C. Bacigalupi, J. R. Sweeney 1953-8-31 4349 Plumas Northern limits of Taylorsville. 1080 Comment
  CAS-BOT-BC365123  Solidago velutina subsp. californica Lowell Ahart 1979-8-16 s.n. Plumas Along Ohio Ravine 1700 Comment
  SEINET10474011  Sonchus asper Mary Susan Taylor 1982-9-13 Taylor 5136 A Plumas T23N R14E se/ne sec 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Rd bridge (109) over Feather River, on s side of the river, ca. 1 mi w of Beckwourth. 4880 ft. 1487 Comment
  CAS-BOT-BC374666  Sonchus oleraceus John Thomas Howell 1951-6-29 27755 Plumas Feather River Canyon 548 Comment
  CHSC92177  Sorbus californica Lowell Ahart; John Dittes 2005-9-19 12381 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  UCD114035  Sorbus californica B. F. Smith 1967-9-5 63 Plumas Vicinity of La Porte. 1371 Comment
  RSA716417  Sorbus scopulina var. cascadensis L. Ahart, J. Dittes 2005-9-19 12381 Plumas On the S side of Taylor Lake. About 6 miles (air) SW of Antelope Lake. 2081 Comment
  UC567072  Sorbus sitchensis G. T. Nordstrom 1934-7-17 233 Plumas 1 1/2 miles south and 1 1/2 miles east of Bucks Mountain 1524 Comment
  CHSC61695  Sparganium angustifolium Vernon H. Oswald; Lowell Ahart 1993-8-25 5854 Plumas Ridge Lake located ca. 1 mi ESE of Spencer Mdw., ca. 0.6 mi S of Lassen Park. SE arm of the lake. 1978 Comment
  RSA52907  Sparganium angustifolium subsp. emersum R. Weatherby 1950-7-28 1500 Plumas Water at edge of Smith Lake, near Quincy. 1250 Comment
  CHSC47592  Sparganium emersum subsp. emersum Lowell Ahart 1980-9-17 2657 Plumas On the south side of the lake, about 1/2 mile west of Fowler Peak, about 8 miles north of La Porte. 1524 Comment
  UC1099920  Sparganium emersum var. emersum Herbert L. Mason 1953-7-8 14560 Plumas 4 mi nw Loyalton Comment
  CHSC21084  Spergularia rubra F. T. Griggs; A. Pass 1975-7-2 54 Plumas Buck's Lake. Comment
  CHSC97311  Sphenosciadium capitellatum Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14481 Plumas About 40 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis. 1773 Comment
  CHSC10758  Spiraea densiflora Lowell Ahart 1968-6-29 Plumas Five miles N.E. of La Porte. 762 Comment
  CAS-BOT-BC149661  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-9 8786 Plumas Prattville Comment
  POM274918  Spiraea douglasii Lyman D. Benson 1932-7-29 4004 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  SEINET7707759  Spiraea douglasii A. A. Heller, P. B. Kennedy 1907-7-15 8848 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  SEINET3853113  Spiraea splendens Unknown 1938-1 Plumas Onion [?] Valley Comment
  CHSC99835  Spiranthes porrifolia Lowell Ahart 2008-8-13 15179 Plumas North side of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of LaPorte. 1613 Comment
  SEINET3025826 Image available Spraguea pulcherrima A. H. Heller 1938-5-30 15132 Plumas Feather river near Bucks Creek power house. 610 Comment
  CHSC100034  Stachys ajugoides var. rigida Lowell Ahart 2008-8-14 15207 Plumas On the sides of a small stream, about 50 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  CHSC105674  Stachys ajugoides var. rigida Lowell Ahart 2010-10-21 17309 Plumas About 5 yards west of the spring, on the south side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak. 1928 Comment
  CHSC42986  Stachys ajugoides var. rigida L. P. Janeway 1984-7-13 909 Plumas Mdw near Grizzly Cr Campground, SW of Bucks Lake. 1584 Comment
  POM252828  Stachys rigida subsp. rivularis A. A. Heller 1938-7-2 s.n. Plumas Near the river bridge at Quincy. 1098 Comment
  RSA82571  Stachys rigida subsp. rivularis F. W. Peirson 1926-6-21 6804 Plumas Open strip along shore of Lake Almanor. Comment
  CHSC116381  Stachys rigida var. rigida Sara M. Taylor; Scott Batiuk 2012-7-31 59 Plumas Maples Flat. Follow signs from Bucks Lake Rd to Smith Lake (via Snake Lake). Take left (west) onto 25N20. Continue west onto 25N57, left onto 25N59, (fen is ~800 m west of Drosera Pond). UTM zone 10, NAD 83, 4428172 N 659702 E. 1573 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
  CAS-BOT-BC181388  Stellaria calycantha Mrs. Jos Clemens 1920-8-16 s.n. Plumas Homer Lake, near Greenville Comment
  CHSC64429  Stellaria crispa B. Castro; G. Kuenster 1994-7-17 526 Plumas Ca 1 air mi E of Whitehorse Campgd E of Bucks Lake, ca 300 ft S of tributary to Bucks Creek. At edge of tiny creek. 1645 Comment
  RSA518739  Stellaria longipes Barbara Ertter 1989-7-4 8689 Plumas Coyote Flat W of Lake Almanor, 4.2 mi W of jct of Hwy 89 and Hwy 36. 1524 Comment
  CHSC81361  Stellaria media L. P. Janeway 1996-5-7 4960 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC397725  Stellaria nitens John Thomas Howell; H. Keith Wagnon 1980-5-26 53585 Plumas Lewisia Rock, Feather River Canyon 3.5 miles SW of Belden 609 Comment
  JEPS103513  Stellaria obtusa Lowell Ahart 2002-7-18 9874 Plumas Along a small upper branch of Fall River, ca 1 1/4 mile SW of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 2 miles (air) NW of Little Grass Valley Reservoir dam, ca 5 miles (air) NW of La Porte. 1658 Comment
  CHSC91793  Stenotus acaulis G. D. Barbe; T. C. Fuller 1982-6-17 3812 Plumas Northern California. Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  CAS-BOT-BC375623  Stephanomeria lactucina Clarence R. Quick 1953-8-7 53 -74 Plumas Southeast of Meadow Valley Comment
  RSA101425  Stephanomeria lactucina R. Weatherby 1955-8-12 1680 Plumas McFarland Ravine, Bear Creek area, near Meadow Valley. 1402 Comment
  CAS-BOT-BC375663  Stephanomeria paniculata John Thomas Howell 1951-8-20 28209 Plumas Between Taylorsville and Genesee 1097 Comment
  CAS-BOT-BC322969  Stephanomeria tenuifolia Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  UC1070307  Stephanomeria virgata subsp. pleurocarpa C. W. Hanks 1934-8-30 60 Plumas ridgetop 1 mi s Bald Rock; Plumas National Forest, Sierraville Quad. 1737 Comment
  SEINET10523017  Stipa lemmonii Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-5 LeDoux 1084 Plumas Coll 2.2 mi from Jct of Hwy 89 and 70. Douglas fir, Libocedrus, and Quercus along Hwy 89. Comment
  SEINET8077625  Stipa lemmonii var. lemmonii A. A. Heller, P. B. Kennedy 1907-7-3 8712 Plumas Hills above Red Clover valley. Comment
  CHSC109863  Stipa nelsonii var. dorei L. P. Janeway 2012-8-8 11048 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; just east of the Gibsonville-Johnsville Road bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. 1745 Comment
  CHSC112383  Stipa nelsonii var. dorei L. P. Janeway 2014-7-17 11561 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; 0.5 km north of Long Valley Creek, along the dryish eastern edge of the large meadow on the northwest side of Happy Valley. 1746 Comment
  SEINET10836225