Search Results — 2000 specimen records retrieved (1427 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  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
  JEPS104251  Abies concolor Lowell Ahart 2003-10-15 10632 Plumas Ca 40 yd s of the road to Tamarack Flat, on n side of a small branch of Fall River, ca 1/8 mi w of intersection of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 mi (air) nw of La Porte 1714 Comment
  UC1402306  Abies magnifica R. A. Cockrell 1937-8-5 8328 Plumas Meadow Valley 1981 Comment
  UCR3601  Acer glabrum subsp. torreyi Wm. Horn Jr. 1963-6-29 630629- 01 Plumas Northern Sierra Nevada Mtns., 1.25-1.5 miles north of Spanish Peak 1835 Comment
  UC565957  Acer glabrum var. glabrum D. Axelrod 1934-6-9 22 Plumas 2 1/4 mi nw Lexington Hill; Bidwell Bar Quad., nw of Lexington Hill 1767 Comment
  CHSC100117  Acer glabrum var. torreyi L. P. Janeway; David Toren 2008-9-15 9596 Plumas Northern High Sierra Nevada. Plumas National Forest; along South Branch Middle Fork Feather River at Cascade Creek, 500 m upstream of the Road 22N95 bridge; 1.8 km northwest of Cascade. Northwest-facing bank of the creek. 1132 Comment
  CHSC20973  Acer glabrum var. torreyi F. T. Griggs; A. Pass 1975-7-23 246 Plumas Cape Lake. Comment
  CHSC47374  Acer glabrum var. torreyi Lowell Ahart 1981-8-7 3023 Plumas about 1 mile north-east of Pilot Peak, along the dirt road from Onion Valley to Hopkins Creek, about 16 miles north-east of La Porte. 1767 Comment
  CAS-BOT-BC333232  Acer macrophyllum W. W. Wagner 1919-6-12 284 Plumas Massack Creek near Quincy 1371 Comment
  SEINET3098687 Image available Acer macrophyllum Bob Reeves 1968-4-14 23 Plumas Along Feather River, 0.25 mi below Pauls Creek, State highway 70. 610 Comment
  CHSC92173  Achillea millefolium Lowell Ahart; John Dittes 2005-9-20 12436 Plumas Along the dry stream, north of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2041 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
  CAS-BOT-BC28731  Achillea millefolium Edward Kent Balls 1950-9-8 15711 Plumas Lake Center Public Campground 2042 Comment
  CAS-BOT-BC260432  Achnatherum hymenoides John Thomas Howell 1955-7-19 30771 Plumas Beckwourth 1493 Comment
  UCD50595  Achnatherum lemmonii John Thomas Howell 1960-7-22 35887 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  UCSB38476  Achnatherum lemmonii Reisentz, Paul 1979-5-12 Plumas bank of Feather River, Injun Jim Campground, 8 mi N of Butte-Plumas County line on CA Hwy 70. Comment
  CAS-BOT-BC216884  Achnatherum occidentale Clare B. Hardham 1970-8-8 17701 I Plumas Road to Thompson Peak Lookout 2133 Comment
  UCD50975  Achnatherum occidentale John Thomas Howell 1926-7-24 2100 Plumas near Prattville. 1463 Comment
  JEPS102742  Achnatherum occidentale subsp. californicum Lowell Ahart 2001-7-11 8896 Plumas Large outcrop SW of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  CHSC40981  Achnatherum occidentale subsp. occidentale J. D. Jokerst 1984-7-10 2089 Plumas East of Rattlesnake ravine in the canyon of Indian Creek between creek and Indian Cr. Road. 1249 Comment
  RSA201345  Achnatherum occidentale subsp. occidentale J. T. Howell 1960-7-19 35670 Plumas Drakesbad. 1677 Comment
  UCD51203  Achnatherum occidentale subsp. pubescens B. Crampton 1954-7-5 2044 Plumas along Hwy. 89, 1.5 miles north of Greenville. Comment
  CHSC87985  Achnatherum thurberianum Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11152 Plumas On the north side of a forest road, southwest of a small meadow and seeps, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2124 Comment
  JEPS106230  Achnatherum thurberianum Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11152 Plumas On the north side of a forest road, southwest of a small meadow and seeps, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2124 Comment
  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
  CHSC874  Acmispon grandiflorus var. macranthus D. Crummett 1937-5-14 Plumas Ten mi. south of Belden. 716 Comment
  CHSC76130  Acmispon nevadensis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3337 Plumas Indian Creek Bridge, 0.1 mile northwest of junction with road to Antelope Lake dam. 1584 Comment
  HSC93322  Acmispon nevadensis var. nevadensis Vernon H. Oswald, L. Ahart 1996-7-15 8032 Plumas Last Chance Marsh at the N end of Lake Almanor. 1.4 miles S of Last Chance Campground E from Rd. 29N11. 1372 Comment
  SEINET5327447  Acmispon nevadensis var. nevadensis A. A. Heller, P. B. Kennedy 1907-7-16 8865 Plumas Grade between Genessee Valley and Summit Comment
  CAS-BOT-BC391469  Aconitum columbianum subsp. columbianum Anna Head 1921-7-30 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC412891  Aconogonon davisiae Anna Head 1920-7-1 s.n. Plumas Summit of peak above Round Lake, Feather River Region 2286 Comment
  JEPS115172  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
  JEPS115199  Adenocaulon bicolor Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16117 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-BC29837  Adenocaulon bicolor David D. Keck 1932-7-3 1629 Plumas near Quincy, south of town 1066 Comment
  UC88428  Adenocaulon bicolor Mrs. R. M. Austin 381 Plumas ?iney? <illegible, see label> Comment
  CHSC115744  Adiantum aleuticum L. P. Janeway 2015-8-3 11814 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
  CHSC744  Agastache parvifolia V. Holt 1935-10-1 Plumas Walker Mine. 1828 Comment
  UCD125004  Agastache urticifolia Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  SD61106  Agastache urticifolia D. F. Howe 1964-7-29 3898 Plumas Plumas National Forest, Gold Lake Lodge 1981 Comment
  SEINET10497801  Agastache urticifolia Mary Susan Taylor 1981-7-6 Taylor 3973 Plumas T24N R16E center sec 7. Frenchman Lake quad. Mixed Coniferous Forest, with sagebrush scrub understory; ca. 200 ft W of 24N64, on N side of Grigsby Creek (dry), ca. 13 air mi NW of Chilcoot, ca. 1 mi W of N tip of the lake; 6000 ft. 1829 Comment
  UCD124877  Agastache urticifolia F. H. Bolster 1912-8-1 s.n. Plumas Long Lake Valley. 1981 Comment
  SEINET10475085  Agoseris aurantiaca Mary Susan Taylor 1982-8-9 Taylor 4944 Plumas T26N R8E se sec 3. Almanor NE quad. Along creek in wet & dry area, e side of 26N16Y, just n of Rattlesnake Hill, ca. 3 mi sse of Canyon Dam. Mixed Evergreen Forest; 6100 ft. 1859 Comment
  CHSC97552  Agoseris glauca var. monticola Lowell Ahart; John Dittes 2007-6-17 14167 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
  CHSC41000  Agoseris grandiflora J. D. Jokerst 1984-7-11 2104 A Plumas Edge of forest service logging road that is indicated as a trail on USGS maps. West of the South Branch Ward Creek, ca 1/3 mile NW of large falls. 1584 Comment
  JEPS115799  Agoseris heterophylla Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15886 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  SEINET10937971  Agoseris heterophylla Mary Susan Taylor 1982-6-12 Taylor 4642 Plumas T28N R6E ne/ne sec 24. Mt Harkness SE quad. Jct of Hwys 36 & 89, ca. 3 mi w of Chester. 4900 ft. 1493 Comment
  UC1125483  Agoseris heterophylla var. heterophylla E. Sawyer 1935-7-1 264 Plumas 2.5 mi wnw Crow; Sierraville Quad. 1676 Comment
  JEPS113563  Agoseris monticola Lowell Ahart, John Dittes 2007-6-17 14167 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
  JEPS29232  Agoseris parviflora Lauramay T. Dempster 1961-6-16 1465 Plumas north (at ridge north of Red Rock) Engelmine Comment
  JEPS34393  Agoseris retrorsa Rimo Bacigalupi and P. C. Hutchison, J. K. Wright 1963-6-1 8869 Plumas 1 mi ne Tobin (near Injun Jim Campground); Feather River Canyon 640 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
  SEINET12876491  Agropyron trachycaulum var. trachycaulum W. Harnach, N. Harnach 1991-6-29 594 Plumas Sierra Valley, on County Road A-24 (6 mile road), 4 miles N of Loyalton. 1490 Comment
  CAS-BOT-BC127089  Agrostis exarata John Thomas Howell 1926-7-26 2126 Plumas Near Prattville. 1371 Comment
  CAS-BOT-BC127092  Agrostis exarata John Thomas Howell 1976-7-15 51844 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CHSC40957  Agrostis exarata J. D. Jokerst 1984-7-10 2095 Plumas Along the edges of Indian Creek east of Genesee Valley. 1264 Comment
  JEPS122184  Agrostis exarata Lowell Ahart 2014-8-26 19795 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UCR123521  Agrostis exarata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6865 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CAS-BOT-BC139613  Agrostis gigantea John Thomas Howell 1926-7-26 2135 Plumas Near Prattville. 1371 Comment
  CAS-BOT-BC139616  Agrostis gigantea Hans Leschke 1960-9-7 1789 Plumas Lassen Volcanic National Park. Park boundary north of Willow Lake. Comment
  CHSC44538  Agrostis idahoensis Lowell Ahart 1977-7-9 1456 Plumas Near Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  SEINET10510252  Agrostis idahoensis Vernon H. Oswald, Lowell Ahart 1991-7-30 Oswald 4795 Plumas Big Springs on the W side of Humbug Valley, ca. 6 miles (air) ENE of Humbug Summit, ca. 12 miles (air S of Chester. Scattered plans along the edge of a downed log on a open patch of quaking sphagnum bog within the fenced enclosure at the springs. Comment
  CHSC117469  Agrostis scabra B. Castro; Robin Carter 2010-7-17 1824 Plumas Northern High Sierra Nevada. Plumas National Forest; Indian Creek at base of Antelope Lake Dam, at 'Gaging Station' site on maps. On S edge of creek, ca 75 ft downstream of dam outlet. 1499 Comment
  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
  POM290722  Agrostis scabra Lyman Benson 1932-7-29 4008 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  UC1100121  Agrostis scabra Malcolm A. Nobs and S. Galen Smith 1949-8-18 1366 Plumas just s Chester (Last Chance Marshes at n end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  UC573808  Agrostis scabra H. S. Yates 1936-8-12 6091 Plumas Lake Almanor Plattville Quad. 1341 Comment
  CHSC92820  Agrostis stolonifera Lowell Ahart; Josephine Guardino 2005-8-9 12298 Plumas In a meadow, about 100 yards southwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  RSA59303  Agrostis stolonifera E. K. Balls 1950-9-12 15792 Plumas Lakes Center Public Campground 2043 Comment
  JEPS47582  Allium acuminatum W. I. Follett 1937-6-13 1 Plumas head of Rich Gulch Deadwood Ravine, Rich Gulch Comment
  SEINET3883801  Allium anceps Stanley L. Welsh, N. Duane Atwood 2001-6-13 28129 Plumas Red Clover Valley, ca 12 miles north of Beckwourth.; 0 1679 Comment
  CAS-BOT-BC466468  Allium campanulatum C. R. Quick 1957-6-15 57 -09 Plumas About 1 mile south of Lake Almanor Comment
  UC1523725  Allium lemmonii Gary Schoolcraft 1983-5-24 949 Plumas w side of Sierra Valley Sierra Valley 1524 Comment
  SJSU14261  Allium lemmonii N. A. Hopkins 1989-6-7 1411 Plumas Squaw Valley Comment
  CAS-BOT-BC474058  Allium parvum M. S. Taylor 1982-5-18 4477 Plumas 2 air miles SE of Canyon Dam 1554 Comment
  SEINET8191553  Allium platycaule W. Harnach, N. Harnach 1990-5-12 289 Plumas Sierra Valley, County Road A-23, S of Marble Lane, on Wilson brothers ground (Rock pile). 1515 Comment
  JEPS29777  Allium platycaule Lauramay T. Dempster 1961-6-16 1466 Plumas n. Engelmine (ridge n. of Red Rock) Comment
  SD46475  Allium platycaule Robert J. Weatherby 1955-7-2 1568 Plumas Locally common in barren volcanic gravel on exposed ridge. Bear Ridge, near Taylor Lake. 2194 Comment
  SEINET10471992  Allium platycaule Lowell Ahart, Peter Ahart 1983-7-20 Ahart 4200 Plumas Ca. 1/4 mi e of Feather Fork Mine, ca. 5.5 mi n of La Porte. Red Fir Forest; 1800 m. 1800 Comment
  SEINET3880097  Allium validum D. W. McNeal 1995-7-16 4129 Plumas Along a stream ca 200 m S of the Gray Eagle trailhead on the trail go Long Lake. Plumas National Forest.; 0 Comment
  CHSC89303  Allophyllum G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16336 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
  SEINET14407662  Allophyllum gilioides subsp. violaceum A. A. Heller, P. B. Kennedy 1907-7-4 8726 Plumas Ridge E of Red Clover Valley. Comment
  JEPS103386  Allophyllum integrifolium Lowell Ahart 2002-7-18 9862 Plumas Basalt ridge, ca 1/8 mile N of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) NW of La Porte. 1764 Comment
  UC908459  Allophyllum integrifolium Milo S. Baker 1935-6-26 Plumas near cabin at Childs Meadows (on Hwy. 39) Comment
  RSA164300  Allophyllum violaceum Clare B. Hardham 1961-6-17 7511 Plumas Baxter Creek, south of Susanville. Smells 1677 Comment
  OBI20559  Alnus incana Lewis S. Rose 1967-6-12 67113 Plumas Butterfly Valley, ca. 3 mi W of Keddie 1219 Comment
  CAS-BOT-BC171363  Alnus incana subsp. tenuifolia David D. Keck 1932-7-3 1652 Plumas Meadow S of Spanish Creek. Quincy. Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC171366  Alnus incana subsp. tenuifolia L. P. Janeway 1992-8-30 4302 Plumas McRae Meadow, upper end of East Nelson Creek. Plumas National Forest - Beckwourth District McRae Compartment 1889 Comment
  CDA13764  Alnus incana subsp. tenuifolia G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13499 Plumas Sierra Nevada; Tributary into upper Bull Run Creek off USFS 23N12E. Comment
  CHSC33782  Alnus incana subsp. tenuifolia M. S. Taylor 1981-7-17 4027 Plumas Ca. 1/4 mi s of Bear Lakes trailhead, Lakes Basin, ca. 6 air mi s of Mohawk. 1950 Comment
  SDSU4769  Alnus incana subsp. tenuifolia D. F. Howe 1959-8-3 2785 Plumas 30 mi. north of Quincy. 1372 Comment
  SEINET5536147 Image available Alnus incana subsp. tenuifolia Clarissa Kimber 1961-1 248 Plumas Upper Butterfly Valley, 2.5 mi. W turn off Hwy 09-US 40 alt. 1 mi. S Keddie; Greenville Quadrangle Comment
  CAS-BOT-BC170126  Alnus rhombifolia Elmer I. Applegate 1921-9-26 3346 Plumas 8 miles N of Greenville Comment
  SEINET12029703  Alnus tenuifolia W. Knight, Knight, I. 1983-1 4944 Plumas Confluence of North Fork of Feather River & Warner Creek, on road between Chester & Drakesbad 1463 Comment
  SJSU4310  Alopecurus aequalis H. L. Buckalew 1964-7-25 Plumas Bucks Lake 1584 Comment
  UCD55832  Alopecurus aequalis Leo Whitney 1934-8-6 2241 Plumas Plumas National Forest, ca. 9 miles northwest of Portola, northwest end of Big Grizzley Valley, Freeman Creek. 1828 Comment
  SEINET10510912  Alopecurus aequalis Lawrence P. Janeway 1989-7-25 Janeway 3526 Plumas Crocker Mtn. quad T24N, R14E, NW 1/4 of sec. 33. Crocker Meadow; ner Beckwourth-Genessee Rd (rd 111) 6.4 mi north of Beckwourth. 1737 Comment
  SEINET4342383  Alopecurus carolinianus W. Harnach, N. Harnach 1991-6-21 560 Plumas Sierra Valley, next to R/R bridge east of Co. Rd. A-23 1487 Comment
  CHSC34288  Amaranthus powellii L. Ahart 1981-9-6 3083 Plumas On a sandbar along Indian Creek ca. 1/2 mile sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  UCD20958  Amelanchier alnifolia E. Bortiri 2002-6-1 WFC 6 Plumas Faggs Pond, South of Bucks Lake, Plumas NF. Comment
  CHSC110938  Amelanchier alnifolia var. pumila L. P. Janeway 2010-11-15 10219 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 24N36 along the south side of the Oroville-Quincy Hwy; north side of Grizzly Creek; 0.8 km southwest of Grizzly Creek Campground. 1567 Comment
  JEPS114510  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart 2008-6-5 14813 Plumas Steep north side of a logging road, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1645 Comment
  UCD112883  Amelanchier pallida Lori Best 1976-5-29 126 Plumas Plumas-Eureka Campground. Comment
  CAS-BOT-BC136792  Amelanchier utahensis Alice Eastwood 1927-6-13 14541 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  JEPS115222  Amelanchier utahensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16125 Plumas On the east side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  RSA795727  Amelanchier utahensis L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16125 Plumas East side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  UC1127769  Amelanchier utahensis F. W. Embree 1934-6-6 92 Plumas Three Lakes; Plumas National Forest, Bidwell Bar Quad. 1889 Comment
  UC1127780  Amelanchier utahensis G. T. Nordstrom 1934-7-17 232 Plumas 1.5 mi s and 0.5 mi e Bucks Mtn.; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  UC725951  Amsinckia menziesii var. menziesii A. A. Heller 1941-5-22 16145 Plumas along roadside just beyond Spanish Creek (outside of Quincy on State Hwy #24) Comment
  SD9139  Anaphalis margaritacea R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC391930  Anemone lyallii Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  CHSC65114  Anemone oregana Vernon H. Oswald; Lowell Ahart 1995-7-24 7104 Plumas High Cascade Range. Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake. 1950 Comment
  SD8181  Anemone quinquefolia Daniel Cleveland July 1882 Plumas Big Meadows Comment
  HSC71316  Angelica breweri J. M. DiTomaso 1980-8-28 1950 Plumas 1 mi E of Whitehorse campground, 1/2 mi W of Pacific Coast Trail on Hwy 70, 15 mi W of Quincy 1524 Comment
  SDSU2303  Angelica breweri D. F. Howe 1959-8-3 2784 Plumas 30 miles north of Quincy on #89 by stream. 1372 Comment
  UCD149051  Antennaria G. Ledyard Stebbins 1982-6-13 C 201 a Plumas Stony Ridge. (Exact location unknown. Coordinates estimated by label maker.) Comment
  JEPS105970  Antennaria argentea Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 10996 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
  JEPS95335  Antennaria argentea Lowell Ahart 1994-6-29 7414 Plumas about 1/2 mi S of Bucks Lake (W of a poor logging road) 1828 Comment
  UC171394  Antennaria argentea A. A. Heller 1913-6-13 10860 Plumas near Quincy 1066 Comment
  SEINET10475042  Antennaria argentea Mary Susan Taylor 1982-5-14 Taylor 4446 Plumas T22N R13E ne/nw sec 14. Portola quad. Open rocky ridge above Turner Springs Rd, ca. l mi s of Hwy 114(Clio-Portola Rd), ca. 2 air mi sw of Portola. 5400 ft. 1646 Comment
  CDA17235  Antennaria geyeri G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16338 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC58702  Antennaria geyeri John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54356 Plumas Near Indian Creek about 0.75 miles northwest of the northwest arm of Antelope Reservoir 1584 Comment
  CAS-BOT-BC58709  Antennaria geyeri L. P. Janeway 1989-6-20 3348 Plumas Red Clover Valley 1691 Comment
  CHSC118834  Antennaria geyeri Wendy L. Boes 2015-6-27 2015027 Plumas Plumas National Forest. Located near Indian Creek, to northwest of Antelope Lake, in between Forest Service road 28N31 and 28N03. UTM 701358 E, 4453845 N, NAD83 Zone 10N. 1580 Comment
  POM183497  Antennaria luzuloides J. G. Lemmon 1871-5-9 1871 Plumas Sierra Valley Comment
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Mar 6 2011
  CAS-BOT-BC64786  Antennaria luzuloides subsp. aberrans John Thomas Howell 1962-6-18 37789 Plumas Sierra Valley near Beckworth 1487 Comment
  CDA14734  Antennaria rosea G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3266 Plumas Mount Hough summit. 2194 Comment
  JEPS87818  Antennaria rosea subsp. confinis Lowell Ahart 1994-7-22 7501 Plumas about 1/2 mi e Mount Etna (along the n side of the Pacific Crest Trail); e of Mount Etna, n side of Pacific Crest Trail 1981 Comment
  SEINET12320804  Antirrhinum breweri M. P. Hayes 1977-1 25 Plumas Hwy 70, Feather River Canyon 10 mi NE of Belden 732 Comment
  CAS-BOT-BC457542  Aphanes occidentalis J. T. Howell; Walter Knight; Irja Knight; G. H. True 1967-5-7 2228 D. Plumas Butterfly Botanical Area and Vicinity; open flat near Pond Reservoir. 1097 Comment
  SD52244  Aphyllon epigalium subsp. epigalium F. Stephens 1924-7-1 8329 Plumas Comment
  CHSC82361  Aphyllon purpureum Lowell Ahart 2002-7-6 9846 Plumas In small meadows, about 50 yards north of the gravel road, near a small branch of Coldwater Creek, about 3/4 mile southwest of Grizzly Mountain, about 2 miles (air) southwest of Haskins Valley and Bucks Lake. 1844 Comment
  SEINET10495816  Apocynum androsaemifolium Douglas G. LeDoux, Katherine L. Morris; David B. Dunn 1973-6-5 LeDoux 1076 Plumas Collected on S side of Greenville on N facing slope. Douglas-fir forest on small side road. Comment
  UCR3608  Apocynum androsaemifolium subsp. pumilum Wm. Horn Jr. 1963-7-11 630711- 01 Plumas Northern Sierra Nevada Mtns., Meadow Valley logging landing, 4 mi. south of Quincy-Bucks Lake Rd on FS Road 24N29 [Deanes Valley Rd.] 1284 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
  POM99588  Aquilegia formosa var. truncata Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  JEPS109843  Arabis constancei Dean W. Taylor 2004-5-26 19075 Plumas County Road 204 ca. 2 miles west from Round Valley (site) 1539 Comment
  CAS-BOT-BC17353  Arabis eschscholtziana John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2446 Plumas Butterfly Botanical Area. From vicinity of mouth of Butterfly Creek. 883 Comment
  POM180939  Arabis holboellii var. retrofracta A. A. Heller, P. B. Kennedy 1907-7-3 8713 Plumas Hills above Red Clover Valley Comment
  CDA18445  Arabis holboellii var. retrofracta G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3170 Plumas Sierra Nevada; Plumas National Forest. 4.6 miles south of junction Long Valley and Rush Creek Roads, 1402 Comment
  NY42451  Aralia californica J. B. Walker 1994-8-3 872 Plumas On La Porte Rd, 10km S of junction with Hwy 70 1400 Comment
  SEINET2471358  Arceuthobium abietinum R. L. Mathiasen 2007-9-22 2007 -59 Plumas 1.6 km E. of Grizzly Summit; W. of Bucks Lake 1700 Comment
  CHSC102747  Arceuthobium americanum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16147 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam. 1606 Comment
  RSA201279  Arceuthobium americanum J. T. Howell 1959-9-22 34866 Plumas Lassen Volcanic National Park. On Pinus Murrayana, Drakesbad. 1677 Comment
  RSA101407  Arceuthobium californicum R. Weatherby 1955-8-2 1667 Plumas Jeep trail from Spanish Ranch to Bean Hill Diggings, Meadow Valley. 1159 Comment
  CAS-BOT-BC409918  Arceuthobium campylopodum John Thomas Howell; Gordon H. True 1967-7-11 43373 Plumas 2 miles SE of Mt. Hough 1828 Comment
  SEINET2140111  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-1 2007 -61 Plumas S. end of Long Lake. 2020 Comment
  CAS-BOT-BC24204  Arctostaphylos John Thomas Howell; Gordon H. True 1967-5-8 42195 Plumas Along Forest Service Rd. between Butterfly Valley proper and the Butterfly Botanical area Comment
  CAS-BOT-BC24213  Arctostaphylos Gladys L. Smith 1976-6-7 4582 Plumas Brushy slope of cutover area, N. end summit area, secondary Rd. between Rte. 70 and La Porte. 1950 Comment
  CAS-BOT-BC24186  Arctostaphylos John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54265 Plumas Rocky summit ridge, Mt. Hough 2203 Comment
  CAS-BOT-BC38620  Arctostaphylos mewukka subsp. truei John Thomas Howell; Gordon H. True 1967-5-7 42182 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River 609 Comment
  RSA121333  Arctostaphylos nevadensis D. Axelrod 1934-6-8 16 Plumas La Parte. 1524 Comment
  UC335821  Arctostaphylos nevadensis unknown 1889-6-9 Plumas Gold Lake Comment
  UCD52710  Arctostaphylos nevadensis E. Sawyer 1935-7-9 281 Plumas 2 1/2 miles SSW of Crow. 2072 Comment
  UCD52847  Arctostaphylos nevadensis G. Douglas Barbe; T. C. Fuller 1982-6-15 3718 Plumas 1.0 mile below and northeast of Red Hill Summit; Plumas National Forest. 1783 Comment
  CAS-BOT-BC42097  Arctostaphylos patula John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-5-7 1784 Plumas Trestle Glen 1112 Comment
  CAS-BOT-BC42117  Arctostaphylos patula Ella Dales Cantelow 1940-5-10 3743 Plumas E. of Buck's Lake Comment
  SBBG44166  Arctostaphylos patula K. K. Muller 1965-8-19 1354 Plumas near Chester Comment
  SD49825  Arctostaphylos patula E. Nourse 1934-7-31 1 Plumas Bidwell Bar Quadrangle, 2 mi SW of Smith Lake 1370 Comment
  SD49828  Arctostaphylos patula George T. Nordstrom 1934-7-9 203 Plumas Bidwell Bar Quadrangle, 1.5 mi. S of Mt. Ararat Comment
  UC1121175  Arctostaphylos patula E. Sawyer 1935-6-14 112 Plumas 2 mi nne Kerby; Plumas National Forest, Sierraville Quadrangle Comment
  UC1552778  Arctostaphylos patula Frederica Bowcutt 1985-6-6 557 Plumas about 1/8 mi n Beckwourth-Genesee Rd. (about 15 air mi ne of Quincy) 1554 Comment
  UC1552780  Arctostaphylos patula Frederica Bowcutt 1985-5-16 523 Plumas 9 mi s Lake Almanor (off of Caribou-Belden Rd) 1219 Comment
  UCSB15999  Arctostaphylos patula Breedlove, Dennis 1962-6-12 Plumas On bank of Jackson Creek, upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  SEINET10907241  Arctostaphylos patula Mary Susan Taylor 1981-5-14 Taylor 3724 Plumas T23N R6E se sec 33, Pulga SE quad. Walker Plains, both sides of Oroville- Quincy Hwy, ca. 0.5 mi S of Four Trees Rd jct, on Butte-Plumas county line, ca. 2 mi N of Merrimac. 5000 ft; on volcanic cobbles and cliffs. 1524 Comment
  SEINET11990943  Arctostaphylos truei W. Knight, Knight, I. 1983-1 4892 Plumas N fork of Feather River watershed, near Injun Jim Campground on US 70 732 Comment
  CAS-BOT-BC47028  Arctostaphylos viscida subsp. viscida Catherine Toschi 1963-7-2 s.n. Plumas 2 mi. nw. of Greenville. Comment
  CHSC48250  Arenaria kingii var. glabrescens Vernon Oswald 1984-6-25 1327 Plumas La Porte-Quincy Rd. at the S. Fork of Feather River. 1926 Comment
  SD7867  Aristolochia californica R. M. Austin 1883-1 Plumas Comment
  UC485812  Arnica H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC37030  Arnica chamissonis M. S. Taylor 1982-9-7 5093 Plumas Ramelli Ranch, S side of Feather River, ca. 2 mi W of Beckwourth. 1487 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
  JEPS88490  Arnica chamissonis Vernon H. Oswald and Lowell Ahart 1996-7-15 8033 Plumas e side of marsh ca. 1.4 mi s Last Chance Campground (n end of lake, at streams and marshy meadow extending e from Rd. 29N11); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  UCD107498  Arnica chamissonis Tim Kuhn 2006-6-20 44 Plumas adjacent to Crocker Guard Station. Comment
  CAS-BOT-BC494128  Arnica chamissonis W. Harnach; N. Harnach 2003-7-8 1152 Plumas Sierra Valley. Approx. 1.5 mi S of Hwy 70 on Co. Road A-24. 1484 Comment
  CAS-BOT-BC82218  Arnica chamissonis Malcom A. Nobs; S. Galen Smith 1949-8-18 1396 Plumas Last Chance Creek, ca. 2 miles north of Lake Almanor, near Chester Comment
  CHSC34920  Arnica dealbata M. S. Taylor 1981-7-21 4093 Plumas Between 25N18A and Squirrel Creek, ca. 1/2 mi se of Taylor Rock, ca. 7 air mi n of Spring Garden. 1981 Comment
  UC1070448  Arnica dealbata G. T. Nordstrom 1934-7-9 198 Plumas 0.75 mi sse Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  CDA14708  Arnica discoidea G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3213 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  RSA715707  Arnica discoidea L. Ahart 2005-8-10 12305 Plumas Northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1822 Comment
  CAS-BOT-BC82505  Arnica discoidea Thomas H. Harris 1969-7-6 s.n. Plumas E side of Lake Almanor along [Haun's] Hauns Meadow Road, ca. 1 mile e. of lake, on ridge divide Comment
  CAS-BOT-BC82511  Arnica discoidea David D. Keck 1932-7-3 1645 Plumas Hillside south of town (forested), Quincy, in the Northern Sierra Nevada 1220 Comment
  UC1119301  Arnica lanceolata subsp. prima Beryl O. Schreiber 1938-7-10 2531 Plumas 1/4 mi s U. C. Forestry Camp; Bidwell Bar Quad., Meadow Valey 1097 Comment
  CHSC97046  Arnica latifolia B. Castro; Samantha Hillaire 2005-7-7 1488 Plumas Ca 7 air mi SW of Bucks Lake and 1.5 air mi SE of Soapstone Hill, on Rock Island Ridge. Ca 2 mi SE of the Oro-Quincy Hwy on USFS Rd 23N18, on W side of road at jcn of the 'D' spur road. At N edges of large open meadow. 1584 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
  SJSU12189  Artemisia cana subsp. bolanderi N. A. Hopkins 1983-10-13 1183 Plumas c. 4 mi SSE of Beckwourth by Marble Hot Springs Road at its crossing of Section 18, Sierra Valley 1463 Comment
  CHSC34888  Artemisia douglasiana M. S. Taylor 1981-8-28 4247 Plumas Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. 1432 Comment
  JEPS102559  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
  CAS-BOT-BC90782  Artemisia ludoviciana subsp. ludoviciana John Thomas Howell 1961-9-23 36838 Plumas Indian Valley 1082 Comment
  JEPS117308  Artemisia tridentata subsp. vaseyana Lowell Ahart 2010-10-21 17308 Plumas About 10 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
  RSA786260  Asarum hartwegii P. Reisentz 1979-5-12 s.n. Plumas Lewisia Rock, 3 miles north of Injun Jim Campground on Highway 70 Comment
  CAS-BOT-BC400765  Asarum lemmonii Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CAS-BOT-BC400772  Asarum lemmonii Lewis S. Rose 1963-6-3 63113 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1188 Comment
  SD7716  Asclepias cordifolia R. M. Austin 1876-1 Plumas American Valley Comment
  UC54560  Asclepias cordifolia H. M. Hall and E. B. Babcock July 1903 4454 Plumas Fox Creek Sierra Nevada Mountains 1524 Comment
  SEINET10496160  Asclepias fascicularis Mary Susan Taylor 1981-9-14 Taylor 4279 Plumas California: Plumas: T25N R9E nw1/4 of ne1/4 sec 9. Greenville SW quad. W side of Hwy 89, ca. 1 air mi N of Hwy 70, ca. 10 air mi W of Quincy (across from Travertine Quarry). 3000 ft. 914 Comment
  SEINET10890220  Asclepias fascicularis R. M. Austin Austin s.n. Plumas Plumas Co. Comment
  UC57241  Asclepias speciosa H. M. Hall and E. B. Babcock July, 1903 4425 Plumas Fox Creek Sierra Nevada Mountains 1219 Comment
  CAS-BOT-BC69585  Aspidotis densa John Thomas Howell 1959-9-21 34773 Plumas N. Fk. Feather River near Belden. 701 Comment
  CHSC21829  Aspidotis densa D. Brink; L. Mayer 1975-7-12 Plumas Bucks Lake Forest Service Survey. Comment
  UCR182892  Aspidotis densa G. D. Barbe, T. C. Fuller 1982-6-15 3709 Plumas On serpentine slope uphill, 0.8 mi. west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 mi. east of Red Hill Summit, Plumas National Forest 1555 Comment
  CAS-BOT-BC97472  Aster Fred Sommers 1976-1 234 Plumas Marble Hot Springs Area, Sierra Valley Marsh 1487 Comment
  CAS-BOT-BC97461  Aster Clare B. Hardham 1986-8-9 30406 Plumas shores of Snake Lake, Meadow Valley - Virgilia Road Comment
  JEPS120541  Aster alpigenus var. andersonii B. Castro and L. P. Janeway 2006-9-9 1616 Plumas High Cascade RAnge. About 200 m east of Jedidiah Colter Lake (between Blue Lake and NOrth Arm Rice Creek). Comment
  CDA13849  Aster eatonii G. F. Hrusa, T. D. Wilfred 1996-8-2 13458 Plumas Sierra Nevada; E side of Fells Creek immed. upstream from USFS 23N22 crossing. Comment
  CDA14224  Aster eatonii G. F. Hrusa, T. D. Wilfred 1996-8-23 13529 Plumas Sierra Nevada; Upper Long Valley Creek below confluence with Bull Run Creek. 1 mi. E of Lava Peak, & 2 mi. NE of Cromwell townsite. Along old 12E19 pack trail, now largely unused in upper parts. Comment
  RSA59479  Aster intermedius E. K. Balls 1950-9-16 15872 Plumas 5 miles southeast of Graeagle, Sulphur Creek, highway 89. 1372 Comment
  CHSC78383  Astragalus bolanderi Vernon H. Oswald 2000-7-19 9941 Plumas Between Four Trees and Bucks Lake 0.6 mi east of the Oroville-Quincy Hwy. on Forest Road 23N85Y, southwest of Frenchman Hill. 1752 Comment
  UC1128749  Astragalus bolanderi G. T. Nordstrom 1934-7-12 219 Plumas 3/4 mi n Three Lakes (Plumas National Forest); Bidwell Bar Quad., Plumas Natl For., n of Three Lakes Comment
  CAS-BOT-BC178759  Astragalus canadensis var. brevidens T. C. Fuller 1968-7-1 17319 Plumas Hwy 49 to Loyalton, ca. 6 mi. s. of Vinton - Sierra Valley, Sierra Nevada 1524 Comment
  NY658505  Astragalus filipes R. M. Austin 1880-1 s.n. Plumas [No locality on this label.] Comment
  CHSC60533  Astragalus lentiformis L. P. Janeway 1992-5-13 4172 Plumas Plumas National Forest. North side of Lake Davis and 950 ft north of Rd 112, ca 7 mi northwest of the road to the dam. 1780 Comment
  CAS-BOT-BC187163  Astragalus lentiginosus var. floribundus John Thomas Howell 1962-6-19 37877 Plumas Chilcoot 1524 Comment
  SEINET5325511  Astragalus lentiginosus var. floribundus W. Harnach, N. Harnach 1990-5-14 320 Plumas Sierra Valley, Feather River Ranch property. 4 miles north of Loyalton on Co. Rd. A 24. 1494 Comment
  SEINET948658  Astragalus pulsiferae Lewis S. Rose 1955-1 55152 Plumas Beckworth Pass 1494 Comment
  CHSC61729  Astragalus pulsiferae var. pulsiferae Diane Mastalir 1993-6-29 Plumas Plumas National Forest. 0.7 mi southeast of Chilcoot Campground; 0.1 mi southwest of Little Last Chance Creek; 10 m east of Rd 23N34, ca 50 m south of its junction with Rd 23N07. 1548 Comment
  POM253255  Astragalus pulsiferae var. suksdorfii A. A. Heller 1938-6-22 15179 Plumas About the airfield west of Chester. 1305 Comment
  CAS-BOT-BC200859  Astragalus webberi Gary Schoolcraft 1984-6-27 1279 Plumas About 1 mile s. of Crescent Mills 1097 Comment
  CHSC67652  Astragalus webberi James D. Jokerst 1985-6-10 2410 Plumas Indian Creek Small Hydro Survey. Upper edge of reconstruction zone of Hwy. 70. Comment
  HSC95617  Astragalus whitneyi var. whitneyi L. P. Janeway 1998-6-24 5670 Plumas N side of Last Chance Creek NE of Jordan Flat, 600 ft. N of Rd. 28N03 0.3 mi. W of Rd. 101. 1793 Comment
  CHSC118710  Astragalus whitneyi var. whitneyi Chelsea Morgan; Wendy Boes 2016-6-3 2016002 B Plumas Lassen National Forest. Located in the Diamond Mountains on ridgeline to east of Willard Creek just south of Forest Road 29N02. UTM 689524 E, 4465410 N, NAD 83 Zone 10 North. 1958 Comment
  CHSC21354  Asyneuma prenanthoides F. T. Griggs; A. Pass 1975-7-31 276 Plumas Grizzly Forebay. Bucks Lake Forest Service Survey. Comment
  CHSC34292  Asyneuma prenanthoides M. S. Taylor 1981-8-19 4217 Plumas Jct Bell Creek and rd 23N10, ca. 1.5 mi w of Sloat. 1310 Comment
  RSA52897  Athyrium americanum R. Weatherby 1950-8-11 1518 Plumas Upper end of Long Lake 2134 Comment
  CHSC92148  Athyrium filix-femina var. cyclosorum Lowell Ahart; John Dittes 2005-9-20 12441 Plumas Along a very small stream, east of the end of Forest Road 27N34, northeast of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2061 Comment
  JEPS114946  Athyrium filix-femina var. cyclosorum Lowell Ahart 2008-8-14 15208 Plumas In 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
  JEPS95303  Athyrium filix-femina var. cyclosorum Lowell Ahart 1994-7-28 7537 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  UC399378  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin Sept 1899 352 Plumas Butterfly Valley Comment
  UCR60737  Athysanus pusillus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0957 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  CDA23331  Atriplex truncata J. T. Howell 1959-9-25 35017 Plumas Sierra Nevada; 5 miles east of Beckwourth, Sierra Valley. Comment
  CAS-BOT-BC66243  Azolla mexicana John Thomas Howell 1961-9-23 36859 Plumas Indian Valley 1082 Comment
  JEPS102443  Azolla microphylla Lowell Ahart 2001-10-8 9326 Plumas On still waters of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CAS-BOT-BC100038  Balsamorhiza deltoidea John Thomas Howell 1975-6-16 51137 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC106456  Balsamorhiza hookeri Helen MacGavin 1974-1-1 s.n. Plumas Portola - Sierra Nevada Comment
  CAS-BOT-BC106453  Balsamorhiza hookeri Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth 1524 Comment
  SEINET10474458  Balsamorhiza hookeri Mary Susan Taylor 1982-5-28 Taylor 4560 Plumas T25N R14E nw/sw sec 27. Crocker Mt quad. In Sagebrush Scrub in Squaw Valley, jct of 26N70 & 28N01, ca. 16 mi s of Milford. 5600 ft. 1707 Comment
  CHSC75898  Balsamorhiza macrolepis var. platylepis G. F. Hrusa 1997-5-30 13850 A Plumas Sierra Nevada. 1.2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508) /and Sloat Rd. (to S.). [Original lat./long. on label is '39 53 N; 120 42 W']. 1450 Comment
  CAS-BOT-BC100099  Balsamorhiza sagittata E. K. Balls; L. W. Lenz 1955-5-14 20716 Plumas 5.4 mi. ne. from Greenville along Hwy. 89 to Lake Almanor 1158 Comment
  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
  CHSC118661  Barbarea orthoceras Reed Kenny 2015-7-9 2015005 Plumas Plumas National Forest. Location in the upper part of Lone Rock Valley, off Forest Service road 27N65, just east of 28N03J. UTM 699382 E, 4454912 N, NAD83 Zone 10N. 1675 Comment
  POM199252  Beckmannia syzigachne H. S. Yates 1912-7-5 s.n. Plumas Charles Creek, Portola. 1524 Comment
  JEPS109965  Betula glandulosa Dean W. Taylor 2005-8-1 19449 Plumas Big Springs, Humbug Valley 1310 Comment
  SD7934  Betula glandulosa Mrs. R. M. Austin 1878-1 Plumas Big Meadows Comment
  CHSC113935  Bidens cernua Lowell Ahart 2014-8-20 19711 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  CHSC36872  Bidens cernua M. S. Taylor 1982-8-27 5066 Plumas Ramelli Ranch, where Feather River crosses RR tracks, ca. 1.5 mi SW of Beckwourth. 1487 Comment
  CAS-BOT-BC102057  Bidens frondosa Lowell Ahart 1981-9-6 3103 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  RSA239269  Bidens frondosa R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42310 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  CAS-BOT-BC102099  Bidens laevis Lowell Ahart 1981-9-6 3084 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CAS-BOT-BC413058  Bistorta bistortoides Alice Eastwood 1927-6-17 14667 Plumas United States Forest Reserve, Long Valley Comment
  CHSC1341  Bistorta bistortoides 1932-5-28 Plumas Near Chester. Comment
  CHSC63264  Bistorta bistortoides Lowell Ahart 1994-6-12 7321 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
  CDA12087  Blepharipappus scaber G. F. Hrusa, G. L. Webster 1989-5-1 7022 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  CAS-BOT-BC16882  Boechera W. I. Follett 1946-4-7 s.n. Plumas Feather River Canyon. 670 Comment
  CAS-BOT-BC14261  Boechera pinetorum Alice Eastwood 1927-6-27 14891 Plumas United States Forest Reserve. On road from Chilcott. Comment
  JEPS90247  Boechera platysperma Dean W. Taylor 1974-10-1 5059 Plumas 3 mi s of Plumas-Eureka State Park (Northern Sierra Nevada, Wade Lake, Jamison Creek drainage); Northern Sierra Nevada, Wade Lake 2000 Comment
  JEPS103375  Boechera rectissima Lowell Ahart 2002-6-26 9774 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  CAS-BOT-BC25589  Boechera retrofracta John Thomas Howell; Gordon H. True 1969-6-23 45834 Plumas Sierra Nevada. Nelson Point. 1249 Comment
  CHSC36677  Boechera retrofracta R. E. Preston 1982-4-29 272 Plumas Ca. 30 yds e of Chips Creek, ca. 100 yds n of Hwy 70. 655 Comment
  CHSC53193  Boechera retrofracta L. P. Janeway 1989-6-12 3298 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1691 Comment
  CHSC85677  Boechera retrofracta G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3170 Plumas Sierra Nevada. 4.6 miles south of junction Long Valley and Rush Creek Roads, on lodge above Rush Creek. (Improved logging road at bridge over Rush Creek). 1402 Comment
  CAS-BOT-BC25582  Boechera retrofracta Mrs. H. C. Cantelow 1941-5-18 3625 Plumas At Johnsville west of Mohawk. Comment
  SEINET3166092  Boechera rigidissima P. J. Alexander 2008-7-22 865 -A, B Plumas North side of the summit of Mount Elwell, +-0.05 miles N of the highest point, +-0.8 miles SE of Mt. Washington, +-14 miles NE of Downieville, northern Sierra Nevada, Plumas National Forest. 2362 Comment
  CHSC4214  Boechera sparsiflora R. Carter 1966-4-28 381 Plumas Found in Feather R. Canyon at Pauls Cr. (ca. 1.5 mi. NE of Rock Cr. Dam) 10 yds. off N side of Hwy. 70 on W side of creek. 731 Comment
  CAS-BOT-BC25723  Boechera sparsiflora W. I. Follett 1946-5-24 s.n. Plumas Chip Creek. Comment
  CAS-BOT-BC25889  Boechera subpinnatifida Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth. 1524 Comment
  POM181043  Boisduvalia densiflora A. A. Heller, B. B. Kennedy 1907-7-16 8863 Plumas Genessee valley near Genessee Comment
  RSA59259  Boisduvalia densiflora var. densiflora E. K. Balls 1950-8-31 15551 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  RSA233764  Boisduvalia glabella Robert F. Thorne, C. W. Tilforth 1969-9-6 39244 Plumas Along Feather River 1 mi. SW of Beckwourth 1357 Comment
  NY144277  Botrychium californicum R. M. Austin 1897-7-2 s.n. Plumas Sierra Nevada mts., Quincy Comment
  CHSC82519  Botrychium minganense Lowell Ahart 2002-7-6 9839 Plumas In the large meadow are three large aspens in a south to north line, go west about 40 yards to the small lodgepole pine, about 20 feet to the north is a bracken fern bank, moonwort is just before the bracken fern and a little east, 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. 1608 Comment
  CHSC61017  Botrychium simplex var. compositum Vernon H. Oswald; Lowell Ahart 1993-8-3 5768 Plumas Unnamed lake ca. 0.25 mi E of Hwy Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor. 1926 Comment
  CHSC82535  Botrychium simplex var. compositum Lowell Ahart 2002-7-2 9836 Plumas On the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile 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. 1701 Comment
  CHSC82542  Botrychium simplex var. compositum Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9835 Plumas In a meadow, about 150 yards south of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1716 Comment
  CHSC82551  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9863 Plumas Meadow, about 40 yards south of the road to Tamarack Flat, on the north side of a small branch of Fall River, about 1/8 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1714 Comment
  JEPS99050  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9866 Plumas 1 mi SE of Tamarack Flat (4.5 air mi NW of La Porte); Lumpkin Ridge Road 1701 Comment
  CDA11930  Boykinia major G. F. Hrusa, J. Dinsdale 1989-6-27 7222 Plumas Sierra Nevada; Tributary entering Bucks Lake at N end. Comment
  JEPS124511 Image available Brasenia schreberi Brad Davidson 1973-7-19 Plumas Plumas National Forest, Butterfly Valley. Comment
  SEINET10475010  Brickellia californica Mary Susan Taylor 1981-9-14 Taylor 4278 Plumas California: Plumas: T25N R9E nw1/4 of ne1/4 sec 9. Greenville SW quad. W side of Hwy 89, ca. 1 air mi N of Hwy 70, ca. 10 air mi W of Quincy (across from Travertine Quarry). 3000 ft. 914 Comment
  CDA17226  Bromus carinatus G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16329 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  JEPS102463  Bromus carinatus var. carinatus Lowell Ahart 2001-7-23 8999 Plumas On the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC148719  Bromus carinatus var. marginatus John Thomas Howell 1967-6-23 42674 Plumas Sierra Nevada. Canon of Butterfly Creek. 1036 Comment
  CAS-BOT-BC148720  Bromus carinatus var. marginatus Clare B. Hardham 1970-8-8 17701 L Plumas Road to Thompson Peak Lookout. 2133 Comment
  CDA13758  Bromus ciliatus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13490 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E on uppermost ridge. Comment
  OBI3369  Bromus diandrus Lewis S. Rose 1968-6-10 68086 Plumas Quincy 1036 Comment
  CAS-BOT-BC155052  Bromus hordeaceus John Thomas Howell 1961-6-21 36666 A Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC155310  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43378 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CAS-BOT-BC155315  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43377 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  SBBG115939  Bromus japonicus J. T. Howell 1977-6-24 52417 Plumas near confluence of Spanish and Indian Crks 929 Comment
  UC1131201  Bromus madritensis subsp. rubens G. T. Nordstrom 1934-7-10 212 Plumas 2 1/2 mi sw of Gravel Range (Plumas National Forest); Plumas National Forest 1493 Comment
  CHSC65874  Bromus orcuttianus L. P. Janeway 1995-8-24 4900 Plumas Near head of small western tributary to Willow Creek; 0.6 mi east of Penman Saddle. Roadside. 1935 Comment
  OBI22381  Bromus orcuttianus Lewis S. Rose 1966-7-27 66060 Plumas Butterfly Valley 3 mi W of Keddie 1067 Comment
  SJSU5731  Bromus orcuttianus Lewis S. Rose 1967-7-10 67152 Plumas Butterfly Valley 3 mi W of Keddie 1097 Comment
  SEINET13710646  Bromus orcuttianus Lowell William Ahart, Lowell William Ahart 2001-1 8998 Plumas Edge of Rd. 1/2 Mi. N of Humboldt Summit (T27N, R5E, sec 32, NW 1/4) 6000 Ft. 1829 Comment
  CAS-BOT-BC161355  Bromus tectorum Walter Knight; Irja Knight 1966-6-18 1378 Plumas Butterfly Valley. 1036 Comment
  CAS-BOT-BC185352  Calamagrostis canadensis E. K. Balls 1950-9-8 15722 Plumas Lakes Center Public Campground. 2042 Comment
  CHSC65876  Calamagrostis canadensis L. P. Janeway 1995-10-11 4941 Plumas Lakes Basin. 0.3 mi north-northeast of Lakes Basin Campground on east side of Gold Lake Hwy opposite the entrance to the campground. Meadow drainage. 1923 Comment
  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
  CHSC102058  Calocedrus decurrens Lowell Ahart; John Dittes 2009-7-15 16085 Plumas On dry rocky soil, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  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
  JEPS122421  Calochortus leichtlinii Nisrine Machaka-Houri with Gracie Benson-Martin 2014-6-24 NG 41 Plumas Quincy La Porte, after La Porte Town. Comment
  CAS-BOT-BC491832  Calochortus leichtlinii Alice Eastwood 1927-6-27 14882 Plumas On road from Chilcott Comment
  CAS-BOT-BC491841  Calochortus leichtlinii H. C. Cantelow 1941-7-20 s.n. Plumas About 6 miles west of Johnsville, on road from Mohawk to La Porte Comment
  JEPS61667  Calochortus leichtlinii Esther C. Fritz 1933-6-28 Plumas near Rock Creek Comment
  CAS-BOT-BC483482  Calochortus minimus H. C. Cantelow 1938-7-4 2298 Plumas Drakesbad Comment
  SBBG22517  Calochortus nudus H. and M. Dearing 1938-7-1 2256 Plumas 1 mi E of Lake Almanor Comment
  CAS-BOT-BC493422  Calochortus nudus G. D. Barbe; T. C. Fuller; John Thomas Howell 1981-6-23 54161 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  JEPS48662  Caltha biflora Esther C. Fritz 1933-7-4 Plumas Spanish Peak Comment
  CAS-BOT-BC271530  Calycadenia truncata subsp. truncata Rimo Bacigalupi 1953-8-31 4346 Plumas Along roadside, road from Greenville to Indian Agency, in Indian Valley, about 2 miles east of Greenville 1005 Comment
  CAS-BOT-BC90964  Calycanthus occidentalis John Thomas Howell 1951-8-19 28172 Plumas Sierra Nevada. 3 miles east of Rich Bar. 853 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
  CDA18485  Calyptridium umbellatum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3371 Plumas Sierra Nevada; Walker Plains. Basalt formation along the Plumas-Butte county line. 1554 Comment
  CHSC82479  Calyptridium umbellatum Lowell Ahart 2002-6-26 9778 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  CHSC21651  Calystegia malacophylla subsp. malacophylla D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake Forest Service Survey Comment
  UCR3604  Calystegia occidentalis Wm. Horn Jr. 1963-7-14 630714 10 Plumas Northern Sierra Nevada Mtns, Meadow Valley, 120-130 yards south of Bucks Lake Road, 1 mi west of Meadow Valley Store at edge of clearing 1159 Comment
  CAS-BOT-BC497567  Camassia quamash subsp. breviflora Fred Sommers 1976-6-11 130 Plumas Sierra Valley 1487 Comment
  RSA0009460  Camassia quamash subsp. breviflora Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  JEPS61548  Camassia quamash subsp. quamash W. L. Jepson 1927-6-23 12317 Plumas near Rice Creek (e of Mill Creek and Morgan, near point called Feather River Meadows) Comment
  RSA325158  Camissonia tanacetifolia subsp. quadriperforata M. S. Taylor 1981-7-7 3987 Plumas East side of Beckwourth-Genesee Road, 0.5 miles N of Beckwourth. 1494 Comment
  CAS-BOT-BC160890  Camissonia tanacetifolia subsp. tanacetifolia H. L. Mason 1924-6-15 1037 Plumas Graeagle Comment
  POM38107  Camissonia tanacetifolia subsp. tanacetifolia C. C. Bruce 1898-05 2418 Plumas Clear Creek Comment
  UC924238  Campanula prenanthoides H. S. Reed 1941-7-31 Plumas Forest Lodge 1066 Comment
  SEINET10462996  Campanula prenanthoides Austin AUSTIN s.n. Plumas Badger Hill Comment
  SEINET10463002  Campanula prenanthoides Knight 1967-9-16 KNIGHT 2250 Plumas Fern Glen 1097 Comment
  SEINET10463009  Campanula prenanthoides Taylor 1981-8-19 Taylor 4217 Plumas Junction Bell Creek and road 23N10, about 1.5 miles west of Sloat. T23N R11E SE1/4 SE1/4, Sec. 17 Bluenose Mtn. Quad 1311 Comment
  SEINET10463011  Campanula prenanthoides Stern 1975-7-24 STERN 5872 Plumas East shore of Lake Almanor 1372 Comment
  SEINET10905900  Campanula prenanthoides Joseph Clemens 1920-8-11 Clemens s.n. Plumas Greenville Comment
  JEPS100357  Cardamine breweri var. breweri Dean W. Taylor 2001-6-6 17781 Plumas headwaters Onion Creek about 0.25 air miles SW of American House, along Forest Road 21N01Y 1432 Comment
  RSA0092972  Cardamine californica Bonnie C. Templeton 1968-6-8 11216 Plumas Twain Rd., west of Butterfly Valley, ca 10 mi. west of Quincy. Comment
  RSA0049676  Cardamine nuttallii Dean Wm. Taylor 2012-5-2 21185 Plumas 1 mile NE of Johnson Mine (site); ca. 7.5 air miles ESE of Quincy 1430 Comment
  CAS-BOT-BC38088  Cardamine pachystigma Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1788 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 1036 Comment
  CHSC24662  Cardamine pachystigma Keith Lickey 1976-4-17 73 Plumas Chips Creek, Pacific Crest Trail, ca 4 km nw of Hwy 70. 1219 Comment
  CHSC71138  Cardamine pachystigma L. P. Janeway 1998-3-30 5438 Plumas East side of ravine draining East Branch North Fork Feather River at Rich Bar; above Hwy 70. Almost to the edge of the creeklet. 792 Comment
  CAS-BOT-BC18350  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54180 Plumas Sierra Nevada. Long Valley at road to Maxwell Mine. 1633 Comment
  CAS-BOT-BC18368  Carex W. Harnach; N. Harnach 1990-4-22 268 Plumas Sierra Valley. Marble lane between steel bridge and vernal pool. 1487 Comment
  CHSC55546  Carex abrupta L. P. Janeway 1990-6-28 3744 Plumas Near Joseph Creek about half waybetween Little Grizzly Creek and the top of Grizzly Ridge. 1950 Comment
  JEPS63773  Carex abrupta W. L. Jepson 1910-6-9 4101 Plumas near Lassen Peak; Hot Springs Valley 1828 Comment
  CAS-BOT-BC18590  Carex abrupta Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas 10 mile south of Qunicy, on road to La Porte. 1981 Comment
  NY25674  Carex amplifolia P. V. Kenney 1973-6-5 428 Plumas Along Hwy. 70, 6 miles south from junction of Hwy. 89 & 70 Comment
  CAS-BOT-BC17928  Carex angustata A. A. Heller; P. B. Kennedy 1907-7-9 8784 Plumas Prattville. Comment
  CHSC47002  Carex angustata L. P. Janeway 1989-8-4 3554 Plumas Plumas National Forest. East side of Eureka Ridge near headwater springs of Bear Cr. 1889 Comment
  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
  RSA201332  Carex angustata J. T. Howell 1960-7-23 35943 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  CAS-BOT-BC17934  Carex angustata John Thomas Howell 1951-6-27 27604 Plumas Sierra Nevada. McRae Meadow. 1981 Comment
  SEINET7549695 Image available Carex angustata John Thomas Howell 1960-7-23 35945 Plumas Lassen Volcanic National Park. Meadow near Soda Spring, Drakesbad. 1676 Comment
  CAS-BOT-BC19742  Carex athrostachya W. R. Dudley 1909-8-27 s.n. Plumas Sierra Valley. Dry Creek bed near East Hot Springs. Comment
  CHSC43522  Carex athrostachya Lowell Ahart 1977-8-8 1542 Plumas Near the pond in Onion Valley, about 1 mile west of Pilot Peak, about 15 miles north-east of La Porte. 1828 Comment
  CHSC53560  Carex athrostachya Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  CHSC63482  Carex athrostachya Lowell Ahart 1994-7-22 7500 Plumas Log landing, along the north side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. 1981 Comment
  RSA189376  Carex athrostachya L. S. Rose 1967-7-9 67143 Plumas Quincy. 1037 Comment
  SEINET6225248  Carex aurea L. S. Rose 1967-1 67150 Plumas 3 mi W of Keddie. Butterfly valley. 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
  JEPS106384  Carex bolanderi Lowell 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 1645 Comment
  RSA102722  Carex bolanderi L. 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
  CHSC41158  Carex brainerdii L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-10 1207 Plumas Along the Hungry Creek Rd ca 1/2 mi north of the Antelope Res Rd. 1554 Comment
  CHSC41161  Carex brainerdii L. P. Janeway; Gary Benson, Randy Harrison 1985-5-22 1201 Plumas Near and north of Middle Fork Feather River, 2.4 mi w of Lee Summitt on F. S. Rd 23n22. 1478 Comment
  UC1778636  Carex brainerdii G. Douglas Barbe, T. C. Fuller 1982-6-15 3694 Plumas On east-facing slope, 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
  SD130960  Carex brainerdii John Thomas Howell, Gordon H. True 1967-5-7 42186 Plumas Sierra Nevada; Injin Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CAS-BOT-BC34406  Carex cusickii John Thomas Howell 1976-7-15 51835 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  JEPS87736  Carex deweyana subsp. leptopoda Lowell Ahart 1994-6-17 7359 Plumas about 1 mi n Schwartz Meadow (about 1 mi e Sly Creek Reservoir, on the e side of Sly Creek); Sly Creek 1097 Comment
  CAS-BOT-BC20598  Carex douglasii Lloyd W. Swift 1931-5-31 42 Plumas Plumas Forest. Murdock Crossing. 2nd meadow, east side. 1676 Comment
  CAS-BOT-BC19846  Carex echinata Anna Head 1921-7-28 s.n. Plumas Feather River Region. Meadows by Grass Lake. Comment
  CAS-BOT-BC65491  Carex echinata subsp. echinata L. P. Janeway 1995-7-23 4872 Plumas Meadow at head of western branch of Stag Creek; along road 22N80Y; 0.1 mi N of road 22N72; about 0.3 mi SSE of Table Mtn 1755 Comment
  SJSU6923  Carex echinata subsp. echinata C. W. Sharsmith 1975-6-18 8227 Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  CAS-BOT-BC20111  Carex feta W. R. Dudley 1909-8-27 s.n. Plumas Sierra Valley. Near East Hot Springs. Comment
  CHSC53522  Carex feta Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  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
  UC1133354  Carex filifolia var. erostrata E. Sawyer 1935-6-21 130 Plumas 1 3/4 mi ne Crow; Plumas National Forest, Sierraville Quadrangle Comment
  UC1133356  Carex filifolia var. erostrata E. Sawyer 1935-6-22 21 Plumas 3/4 mi sw Beckwith City; Sierraville Quadrangle Comment
  CDA13805  Carex fracta G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13492 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Occasional in dry areas of conifer forest, generally on lower slopes. Perennial, clumping. Comment
  CDA17843  Carex fracta G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-23 3157 Plumas Long Valley, 0.4 mile S of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CHSC103120  Carex fracta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16106 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
  CHSC85977  Carex fracta L. P. Janeway 2003-7-19 7909 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake. 1853 Comment
  SEINET11635250  Carex fracta L. P. Janeway 1989-1 3483 Plumas Plumas NF, along Jackson Cr, rd 23N11, 2.3 mi from hwy 70/89 then 2.2 mi on rd 23N48 into Jackson Cr 1783 Comment
  CDA13994  Carex heteroneura G. F. Hrusa, T. D. Wilfred 1996-8-1 13452 Plumas Sierra Nevada; about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CDA14007  Carex heteroneura G. F. Hrusa, T. D. Wilfred 1997-6-26 13924 Plumas Sierra Nevada; About Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CAS-BOT-BC28077  Carex hoodii John Thomas Howell 1960-7-17 35499 Plumas Near springy place, Drakesbad 1828 Comment
  RSA754927  Carex hoodii L. Ahart, Josephine Guardino 2005-8-10 12317 Plumas 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 1822 Comment
  RSA71306  Carex integra L. S. Rose 1951-6-28 51030 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CDA33094  Carex jonesii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3318 Plumas 2.8 miles north-northeast of the Engle Mine town-site on the Diamond Mountain Road, between the road and Lights Creek. Comment
  UCD140415  Carex jonesii Dean W. Taylor 1976-7-7 6037 Plumas about 1 mile north of Humboldt Summit. 1798 Comment
  SEINET10467094  Carex kelloggii Lowell Ahart 1985-7-3 Ahart 5101 Plumas About 4 1/4 miles north-east of La Porte. Comment
  JEPS114932  Carex laeviculmis Lowell Ahart 2008-7-9 15058 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Val 1645 Comment
  JEPS116646  Carex laeviculmis L. P. Janeway, B. Castro 2009-7-18 9863 Plumas Lowers end of Rock Isand Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road Soapstone Hill; Northen High Sierra Nevada 1526 Comment
  CHSC58525  Carex lasiocarpa Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5033 Plumas Grass Lake located just W of Lakes Basin Hwy. (County Rd. 519). 1926 Comment
  JEPS87169  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
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Jun 9 2011
  CAS-BOT-BC31157  Carex lemmonii Lewis S. Rose 1967-6-10 67149 Plumas Butterfly Valley. 1097 Comment
  JEPS114817  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 1600 Comment
  CAS-BOT-BC28514  Carex lenticularis var. lipocarpa Lewis S. Rose 1944-7-25 44241 Plumas Chambers Lodge, Lake Tahoe. 1920 Comment
  CHSC73840  Carex limosa B. Castro; L. P. Janeway 1998-8-29 833 A Plumas Ca 2 air mi N of Little Grass Valley Reservoir, at Fowler Lake. Fowler Lake proposed SIA. 1659 Comment
  RSA101476  Carex luzulifolia R. Weatherby 1955-6-26 1543 Plumas Mud Lake, Lakes Basin Area. 2104 Comment
  JEPS120163  Carex luzulina Lowell Ahart 2012-9-5 18445 Plumas Along the south side of the South Fork of the Feather River, about 800 yards east of the County Road where it crosses the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. Comment
  CAS-BOT-BC31693  Carex mariposana L. P. Janeway 1990-7-5 3773 Plumas At dirt road crossing of the SE branch of Paradise Creek ca 1 1/4 mi S of Little Grizzly Creek. 1844 Comment
  CHSC21129  Carex multicaulis F. T. Griggs 1975-7-2 42 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC109841  Carex multicostata L. P. Janeway 2012-8-8 11049 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
  CHSC76328  Carex multicostata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13239 Plumas Northern California. Sierra Nevada. Plumas National Forest. Below headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2100 Comment
  RSA71293  Carex multicostata L. S. Rose 1951-6-28 51036 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CDA17785  Carex nervina G. D. Barbe, T. C. Fuller 1982-6-16 3789 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. Plumas National Forest. 2097 Comment
  JEPS28362  Carex nervina George W. Gillett 1957-7-13 754 Plumas across creek from the Devils Kitchen (Lassen Volcanic National Park); Lassen Volcanic National Park 1859 Comment
  SEINET11182694 Image available Carex nervina Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10535 Plumas ca. 14 mi WSW of village of Almanor, down road from Humboldt Road (county route 308). 1777 Comment
  UCR115311  Carex nervina G. D. Barbe, T. C. Fuller 1982-6-16 3789 Plumas Plumas National Forest. Meadow below Mud Lake, 0.75 mi northeast of Eisenheimer Peak. 2098 Comment
  SEINET3905629  Carex ormantha Lewis S. Rose 1963-6-3 63101 Plumas Butterfly Valley 2 mi. sw. of Keddie.; 0 1189 Comment
  CAS-BOT-BC9325  Carex pachycarpa L. Whitney 1934-8-16 1975 Plumas N.W. end of Grizzly Valley - Plumas National Forest Comment
  SEINET8989743 Image available Carex pachystachya Unknown 2000-1 6836 Plumas Northern High Sierra Nevada. Diamond Mountains; 1.1 km south east of Crystal Peak. Constantia quad. Comment
  CDA33129  Carex preslii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3215 Plumas Rhinehart Meadow, 1 mile south of China Grade Road junction, on Mt. Hough-Crystal Lake Road. Comment
  CDA17813  Carex rossii G. D. Barbe, J. T. Howell (54267 at CAS) & T. C. Fuller 1981-6-24 3269 Plumas Summit of Mt. Hough. 2194 Comment
  CHSC55444  Carex rossii L. P. Janeway 1990-7-3 3758 Plumas Plumas National Forest. About 100 m west of Paradise Creek and about 2/3 mi south of Little Grizzly Creek. 1874 Comment
  HSC86853  Carex rossii L. P. Janeway, Gary Benson, Leigh Wingett 1985-8-20 1210 Plumas 1.5 mi. N of Middle Fork Feather River and 4.5 mi. S of Quincy, 9.9 mi. E of Deanes Valley on FS 24N28 & 23N17 1780 Comment
  SEINET11635246  Carex rossii L. P. Janeway 1989-1 3275 Plumas Plumas NF, SW side of Red Clover Valley, Beckwourth Ranger District 1692 Comment
  CHSC71657  Carex scabriuscula Vernon H. Oswald; Lowell Ahart 1998-8-11 9478 Plumas USFS 23N85Y 0.8 mi east of Oroville-Quincy Hwy., 6.2 mi northeast of Four Trees, on the south side of Frenchman Hill. 1737 Comment
  CHSC88552  Carex scabriuscula Samantha Hillaire 2001-7-27 Plumas Plumas National Forest. 1645 Comment
  RSA60032  Carex scopulorum var. bracteosa E. K. Balls 1950-9-1 15597 Plumas East of Long Lake in meadow, sloping down to 2 smaller lakes. 2104 Comment
  CHSC60505  Carex sheldonii L. P. Janeway 1992-6-4 4210 Plumas Plumas National Forest. South side of road to Plumas-Eureka State Park (Rd 506) across from turn to Plumas Pines; 1/2 mi west of Mohawk, 1/4 mi west of Middle Fork Feather River. 1341 Comment
  CHSC47340  Carex simulata L. P. Janeway 1989-6-15 3317 Plumas Plumas National Forest. Pond across road from springy slope; jct of roads 111 (Beckwourth-Genesee Rd) and rd 24N49Y; near N end of Crocker Valley. 1730 Comment
  CHSC91825  Carex simulata G. D. Barbe; T. C. Fuller 1982-6-17 3861 Plumas Northern California. Plumas National Forest. 2 mi N of Turkey Pt Fishing Access; at the shore of the north arm of the lake. 1706 Comment
  CHSC77072  Carex stipata var. stipata G. Dougla Barbe; T. C. Fuller 1982-6-14 3688 Plumas The Quincy Region. W end of Quincy, Hwy 70 and Lawrence St. at Chevron station. 1036 Comment
  UC1133464  Carex straminiformis L. S. Smith 1927-8-10 2173 A Plumas Gold Valley drainage Tahoe <National Forest>, Downieville Quadrangle 2346 Comment
  JEPS115949  Carex subfusca Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15893 Plumas About 200 yards northwest of Lake Almanor Dam, in a mined over area 1421 Comment
  UCD141171  Carex subfusca Lewis S. Rose 1968-6-10 68085 Plumas Quincy. 1036 Comment
  CAS-BOT-BC115984  Carex subfusca L. P. Janeway 1990-6-15 3718 Plumas Along Rattlesnake Creek, 2.1 mi (along the creek) N of Hwy 70/89. Mt. Ingalls quad. 1859 Comment
  CAS-BOT-BC115988  Carex subfusca George Wilson Gillett 1957-7-19 849 Plumas Near trail above the Devils Kitchen, just beyond very large spring. 2057 Comment
  SEINET7577187 Image available Carex subfusca John Thomas Howell, T. C. Fuller; G. D. Barbe 1981-6-26 54371 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy. 1600 Comment
  SEINET7577196 Image available Carex subfusca George W. Gillett 1957-7-19 849 Plumas Lassen Volcanic National Park, on trail to Sifford Lakes, about 1 1/4 miles above the Devils Kitchen. 2057 Comment
  SEINET7579644 Image available Carex utriculata Unknown 2004-7-24 8188 Plumas Humboldt Peak 7.5' quad, High Cascade Range, along western tributary of Butt Creek, 2.4 air km north of Humboldt Summit. 1740 Comment
  JEPS28348  Carex utriculata George W. Gillett 1957-7-18 837 Plumas marsh on n end of Willow Lake Lassen Volcanic National Park, Willow Lake 1661 Comment
  JEPS49032  Carex utriculata Leland S. Smith 1927-8-10 2174 Plumas Gold Lake amd Gold Valley 2255 Comment
  CHSC78731  Carex vesicaria L. P. Janeway 2000-7-7 6898 Plumas Northern High Sierra Nevada. Marsh on west side of Smith Lake - enlarged by beaver activity. 1247 Comment
  CAS-BOT-BC115051  Carex vesicaria Hans Leschke 1960-8-5 1686 Plumas Little Bear Lake, Lassen Volcanic National Park. 2057 Comment
  CAS-BOT-BC115152  Carex vesicaria Lowell Ahart 1980-10-6 2661 Plumas Lake, 1/2 mi W of Fowler Pk. 1700 Comment
  CAS-BOT-BC114937  Carex whitneyi L. P. Janeway 1990-7-3 3757 Plumas Near Paradise Creek about 1/4 mi S of Little Grizzly Creek. 1813 Comment
  CAS-BOT-BC114940  Carex whitneyi Mrs. H. C. Cantelow 1938-7-4 2278 Plumas Meadow at Drakesbad. Comment
  CAS-BOT-BC59033  Cassiope mertensiana Anna Head 1921-1-1 s.n. Plumas Feather River Region Comment
  UCD123070  Castilleja A. A. Heller; P. B. Kennedy 1907-7-15 8840 Plumas Near mouth of Little Grizzly creek below Genessee. Comment
  CAS-BOT-BC248955  Castilleja B. Carlson 1981-5-15 028 Plumas Hwy. 431 4.3 mi. E. of jct. Hwy. 395 1524 Comment
  CAS-BOT-BC249011  Castilleja Mayer; Brink 1975-7-24 s.n. Plumas Bucks Lake area Comment
  CAS-BOT-BC249719  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi 1927-7-12 1731 Plumas Along Little Grey Eagle Creek near Lakes Center Camp, Gold Lake Region 2042 Comment
  CAS-BOT-BC249720  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi 1927-7-7 1636 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  CAS-BOT-BC249725  Castilleja applegatei subsp. pinetorum A. A. Heller; P. B. Kennedy 1907-7-15 8840 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CAS-BOT-BC249753  Castilleja applegatei subsp. pinetorum Mary Strong Clemens 1920-10-14 s.n. Plumas Greenville Comment
  CHSC70047  Castilleja applegatei subsp. pinetorum L. P. Janeway 1997-5-7 5114 Plumas Along Beckwourth-Genesee Roadt 3.7 mi southeast of Indian Creek. Southwest-facing low ridge above Red Clover Creek. 1365 Comment
  CHSC82496  Castilleja applegatei subsp. pinetorum Lowell Ahart 2002-6-26 9782 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
  JEPS126590  Castilleja applegatei subsp. pinetorum Lowell Ahart 2016-6-29 21064 Plumas South slope of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS17618  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. Thomas Robbins 1955-7-22 5439 Plumas just off Feather River Highway (U.S. Alt. 40) (along Rock Creek road (P.G.&E Co.)); Rock Creek 472 Comment
  JEPS80888  Castilleja applegatei subsp. pinetorum M. S. Taylor 1981-8-19 4214 Plumas ca 1 mi w Sloat (0.5 mi e of Bell Creek, s side of Rd 23N10); Blue Nose Mt. Quad. 1341 Comment
  JEPS81447  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-5-7 4421 Plumas 0.8 mi n Crystal Peak/Adams Peark road junction (e side of 24N51X, ca 7 air mi n of Chilcook, on ridge e of Frenchman Lake); Frenchman Lake Quad. 1889 Comment
  JEPS81464  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-4 4921 A Plumas ca 1 mi nw Taylor Rock (on Taylor Creek, ca 7 air mi ne of Quincy); Greenville SE Quad., Taylor Creek 1981 Comment
  JEPS81466  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-9 4945 Plumas ca 3 air mi sse Canyon Dam (just n of Rattlesnake Hill, on e side of 26N16Y); Almanor NE Quad. 1859 Comment
  JEPS9894  Castilleja applegatei subsp. pinetorum W. L. Jepson 1939-7-31 19296 Plumas halfway between Buck's Valley and Meadow Valley; Spanish Peak 1676 Comment
  SD7028  Castilleja campestris subsp. campestris Daniel Cleveland 1882-7-22 Plumas Prattville Comment
  UC886450  Castilleja campestris subsp. campestris Mrs. A. L. Coombs 1906-1 Plumas Prattville Comment
  SBBG114930  Castilleja lacera D. H. Wilken 1998-6-25 15607 Plumas Dyson Lane, ca. 1 linear km NE of Marble Hot Springs, 1.5 linear km E of Beckwourth-Calpine Rd, Sierra Valley 1490 Comment
  SBBG7057  Castilleja lacera H. and M. Dearing 1938-7-1 2260 Plumas near Greenville Comment
  CAS-BOT-BC254000  Castilleja miniata E. K. Balls 1950-9-1 15668 Plumas east of Long Lake in meadow sloping to 2 smaller lakes (Helgamite Pont?) 2133 Comment
  CAS-BOT-BC254063  Castilleja miniata John Thomas Howell 1960-7-22 35871 Plumas Stream bank, Drakesbad. Plants of Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC254066  Castilleja miniata Anna Head 1920-8-5 s.n. Plumas Gold Lake Camp. Feather River Region Comment
  CHSC21668  Castilleja miniata D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake Forest Service Survey. Comment
  UC170982  Castilleja miniata H. M. Hall 1912-7-25 9374 Plumas Middle Fork Feather River; Sierra Nevada Mountains 1280 Comment
  RSA103936  Castilleja miniata Herbert McLean Evans 1922-07 s.n. Plumas Willow Lake. Mt. Lassen National Park. Comment
  SD52204  Castilleja miniata F. Stephens 1894-8-19 7898 Plumas Sierra Valley Comment
  CHSC76069  Castilleja miniata subsp. miniata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-26 3356 Plumas Meadow 0.25 mile east of Bucks summit on Bucks Lake Road. 1670 Comment
  UC1063481  Castilleja pilosa E. Sawyer 1935-6-4 62 Plumas 3.75 mi ene Beckwith Butte; Sierraville Quad. 1493 Comment
  CHSC62592  Castilleja tenuis B. Castro 1987-6-21 132 Plumas E side of Little Grass Valley Reservoir. 1524 Comment
  JEPS124031  Castilleja tenuis Lowell Ahart 2015-7-4 20275 Plumas About 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UCD20964  Castilleja tenuis E. Bortiri 2002-6-21 WFC 12 Plumas Rocky Point East, Ramelli Ranch , near Portola. Comment
  SEINET13946231 Image available Ceanothus Joseph Andorfer Ewan 1934-1 8289 Plumas near Sierra Co. Line and Gold Lake road 1829 Comment
  CAS-BOT-BC50775  Ceanothus integerrimus H. M. Hall 1912-6-30 9303 Plumas Sierra Nevada Mts. - Spanish Ranch 1158 Comment
  UC963886  Ceanothus integerrimus Milo S. Baker 1952-5-26 12471 Plumas Back of Cottages on Yellow Creek Feather River Canyon (Beldon) Comment
  UCD111954  Ceanothus integerrimus Collector unknown Date unknown s.n. Plumas location unknown. Comment
  SEINET10837533  Ceanothus integerrimus var. californicus Mary Susan Taylor 1982-5-23 Taylor 4508 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  CAS-BOT-BC51042  Ceanothus integerrimus var. macrothyrsus Anna Head 1920-6-10 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CAS-BOT-BC63332  Ceanothus prostratus W. R. Dudley 1909-8-29 s.n. Plumas Sierra Valley Hot Springs. 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-BC63371  Ceanothus prostratus Mary Strong Clemens 1920-4-24 s.n. Plumas Greenville. Comment
  SD7228  Ceanothus prostratus Daniel Cleveland 1882-7-21 Plumas Prattville Comment
  UC1071279  Ceanothus prostratus C. W. Hanks 1934-8-8 15 Plumas ridge top nw Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  UCD23355  Ceanothus prostratus E. W. Jameson 1949-4-25 s.n. Plumas Expt. Station, 4 mi. north of Quincy. 1066 Comment
  UCR54286  Ceanothus prostratus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0950 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  UCSB13419  Ceanothus prostratus Breedlove, Dennis 1962-6-12 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  JEPS48673  Ceanothus velutinus Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2072 Comment
  SD7226  Ceanothus velutinus Daniel Cleveland 1884-6-6 Plumas Big Meadows Comment
  UC1071487  Ceanothus velutinus R. Roseberry 1934-11-4 6 Plumas 1.5 mi ne Johnsville; Plumas National Forest, Downieville quad. Comment
  JEPS113447  Ceanothus velutinus var. velutinus Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14051 Plumas Steep north slope, about 100 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  CDA7012  Centaurea babylonica F. H. Surber 1972-8-7 Plumas County Hospital, Quincy. 0 Comment
  CAS-BOT-BC272084  Centaurea cyanus John Thomas Howell 1959-9-24 34978 Plumas Sierra Valley near Beckworth, Sierra Nevada 1493 Comment
  CHSC81605  Centaurea solstitialis Lowell Ahart 2001-10-8 9330 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CAS-BOT-BC388194  Cerastium fontanum John Thomas Howell 1959-9-22 34841 Plumas Drakesbad 1737 Comment
  SEINET10904121  Cercocarpus ledifolius Mary Susan Taylor 1981-7-6 Taylor 3979 Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  CHSC63447  Chaenactis douglasii var. douglasii Lowell Ahart 1994-7-20 7474 Plumas Plumas/Sierra counties. On both sides of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  JEPS113616  Chaenactis douglasii var. douglasii Lowell Ahart, John Dittes 2007-6-16 14118 Plumas West of a smalll stream, on the south side of County Road 111 (Beckwourth Genesee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UC614644  Chaenactis douglasii var. douglasii L. Constance 1938-6-9 2311 Plumas 7.3 mi s Quincy; Middle Fork of the Feather River 1219 Comment
  CHSC63182  Chamaesaracha nana Lowell Ahart 1994-7-7 7466 Plumas Plumas/Sierra County. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south of Pilot Peak. 2011 Comment
  HSC22983  Chamaesaracha nana John Pratt 1970-7-9 68 Plumas Chester airport Comment
  CHSC113605  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2014-9-9 19857 Plumas Below the high water line, sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CAS-BOT-BC70202  Cheilanthes gracillima Mrs. R. M. Austin 1876-9-1 s.n. Plumas unspecified Comment
  CAS-BOT-BC70209  Cheilanthes gracillima Robert J. Weatherby 1950-8-11 1514 Plumas Mt. Elwell, just below abandoned lookout station 2377 Comment
  UC399621  Cheilanthes gracillima C. C. Hall 1912-7-13 Plumas near Johnsville (Jameson Creek) Comment
  JEPS110525  Chenopodium album Lowell Ahart 2006-10-23 13471 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast or Strawberry Valley 1281 Comment
  CHSC45546  Chenopodium atrovirens Lowell Ahart 1974-7-30 Plumas On the mountain side about 100 yards west of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CDA3031  Chenopodium berlandieri var. zschackei J. T. Howell 1955-7-19 30767 Plumas Beckworth. Comment
  CDA23405  Chenopodium simplex L. Ahart 1975-9-13 Plumas Sierra Nevada; Near Bunker Hill Mine, about 2 miles southwest of Blue Nose Mountain. Comment
  CHSC24223  Chimaphila menziesii D. Brink; L. Mayer 1975-7-3 Plumas Buck's Lake. Comment
  JEPS58867  Chimaphila umbellata W. L. Jepson 1924-7-24 10634 Plumas Rich Point 914 Comment
  CAS-BOT-BC452244  Chimaphila umbellata Robert J. Weatherby 1950-7-7 1448 Plumas Gansner Creek, Quincy 1219 Comment
  CAS-BOT-BC452248  Chimaphila umbellata M. Storey; D. S. McMullin 1943-9-12 s.n. Plumas Road to Challenge, 6 miles SW of La Porte 1584 Comment
  JEPS58684  Chrysolepis sempervirens W. L. Jepson 1924-7-18 10603 Plumas Soapstone Hill 1615 Comment
  JEPS58686  Chrysolepis sempervirens W. L. Jepson 1918-8-16 8003 Plumas Gold Run Creek; Susanville 1524 Comment
  UC1135240  Chrysolepis sempervirens C. G. Albertus 1935-8-2 244 Plumas 3 mi ne Blue Nose; Plumas National Forest, Downieville Quad. 1828 Comment
  CAS-BOT-BC36256  Chrysolepis sempervirens John Thomas Howell 1960-7-20 35783 Plumas Between Boiling Springs Lake and Summit lake and Terminal Geyser, Lassen Volcanic National Park 1859 Comment
  RSA126613  Chrysothamnus nauseosus subsp. albicaulis C. G. Albertus 1935-10-11 293 Plumas 2.9 miles NE of Loyalton 1524 Comment
  RSA60214  Chrysothamnus nauseosus subsp. albicaulis E. K. Balls 1950-9-6 15689 Plumas 1.9 miles NW of Spring Garden, Hwy. 24, east of Quincy 1220 Comment
  POM124123  Chrysothamnus parryi subsp. nevadensis I. M. Johnston 1919-9-2 2183 Plumas Keddie, open bench about the W. Pac. Station 982 Comment
  SEINET10474163  Chrysothamnus viscidiflorus Mary Susan Taylor 1980-10-8 Taylor 3364 Plumas T25N R12E nw sec 6. Open sandy, dry areas, S side of Beckwourth Rd, ca. 0.4 mi SE of its jct with Beckwourth-Genesee Rd, ca. 10 mi E of Taylorsville. Comment
  RSA31217  Chrysothamnus viscidiflorus subsp. viscidiflorus Joseph A. Ewan 1934-7-8 8590 Plumas Railroad embankment, Camp Coldwell, Dentins Mohawk Valley 1616 Comment
  UCD127287  Cicuta douglasii R. Tofsrud 1948-7-20 s.n. Plumas Between Quincy and Quincy Junction. Comment
  CDA18589  Circaea alpina subsp. pacifica G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3276 Plumas Sierra Nevada; 1.4 miles above (south of) Main Street, Taylorsville (end of China Grade). 1402 Comment
  SD46609  Circaea alpina subsp. pacifica Robert J. Weatherby 1955-8-6 1678 Plumas United States Forest Service Camp, Meadow Valley 1157 Comment
  SEINET12193672  Circaea alpina subsp. pacifica M. S. Taylor 1982-1 4714 Plumas T23N, R10E, sw/ne Sec. 18. Blue Nose Mt. quad. Along tributary to Middle Cr, s side of 23N10 1402 Comment
  UCR270575  Cirsium andersonii John F. Emmel 2001-7-24 1738 Plumas Northern Sierra Nevada Mtns., 1.2 road miles west of Little Grizzly Campground, c. 6 air miles ESE of Humboldt Summit 1829 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
  CHSC67638  Cirsium arvense James D. Jokerst 1985-7-23 2533 Plumas NW bank of Indian Creek ca. 2 mi SW of Crescent Mills. 1066 Comment
  CHSC89532  Cirsium cymosum G. F. Hrusa; Kerr, S. Winterton 2004-6-25 16344 Plumas Northern Sierra Nevada. Willow Creek Rd., 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC278101  Cirsium douglasii var. breweri Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  CAS-BOT-BC285544  Cirsium occidentale var. candidissimum John Thomas Howell 1959-9-24 34915 Plumas Crescent Mills 1066 Comment
  CDA31795  Cirsium occidentale var. venustum C. Krass 1979-8-1 Plumas ).7 miles E of mile post 31.50 on HIghway 70 0 Comment
  CDA1512  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1963-8-28 11173 Plumas Sierra Valley; Loyalton-Vinton Hwy ( Hwy 49), just N of Sierra Co. line. Comment
  CDA1514  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
  CDA1515  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1962-9-27 9665 Plumas Sierra Valley; W of Loyalton-Vinton Hwy (Hwy 49), 7.3 mi S of Vinton, just N of Sierra Co. line. Comment
  CDA1518  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1959-10-2 3230 -B Plumas Sierra Valley; Loyalton-Vinton Rd., just N/ Co. line 7.3 mi S of Vinton. Comment
  CAS-BOT-BC286443  Cirsium scariosum Lowell Ahart 1976-7-7 s.n. Plumas Along Cold Water Creek 1524 Comment
  CAS-BOT-BC286446  Cirsium scariosum Greg Sommers 1976-7-6 1278 Plumas 600 meters southeast of metal bridge on Dyson Lane. Sierra Valley Marsh 1524 Comment
  CAS-BOT-BC228903  Cistanthe umbellata Robert J. Weatherby 1955-6-22 1533 Plumas Road to Spanish Peak lookout 1828 Comment
  CAS-BOT-BC228906  Cistanthe umbellata A. A. Heller 1940-5-22 15667 Plumas At the P. G. & E. intake plant on Lake Almanor, on State Highway #89 Comment
  SEINET10453250  Clarkia Mary Susan Taylor 1982-6-10 Taylor 4621 Plumas T23N R15E nw/sw sec 7. Reconnaissance Peak quad. SW of 23N72, ca. l mi w of Table Rock, ca. 3 air mi ne of Beckwourth. 5100 ft. 1554 Comment
  CHSC62570  Clarkia gracilis subsp. gracilis L. P. Janeway 1993-6-16 4394 Plumas Plumas National Forest. North side of East Branch North Fork Feather River, across from Paxton; 0.8 mi west of Hwy 89. Cutbank of beginning of dirt road off of Hwy 70. 883 Comment
  CAS-BOT-BC163169  Clarkia lassenensis John Thomas Howell 1967-6-23 42717 Plumas Canyon of the East Branch of the Feather River 2 miles east of Twain Comment
  CHSC10764  Clarkia mildrediae subsp. lutescens Lowell Ahart 1968-6-29 Plumas Six miles S.E. of La Porte. 762 Comment
  RSA0004428  Clarkia mildrediae subsp. lutescens L. P. Janeway 1995-7-29 4881 Plumas Along Oroville-Quincy Hwy 0.9 mi west of Grizzly Creek. 1622 Comment
  CAS-BOT-BC163280  Clarkia mildrediae subsp. mildrediae John Thomas Howell 1967-6-22 42649 Plumas Rock Creek Power House, canyon of the Feather River North Fork Comment
  LA40265  Clarkia mildrediae subsp. mildrediae June 1958 243- 57 4 Plumas Feather River and Shasta Lake Comment
  CAS-BOT-BC163859  Clarkia purpurea subsp. quadrivulnera John Thomas Howell; Gordon H. True 1967-7-9 43272 Plumas Meadow at Quincy 1036 Comment
  UC127442  Clarkia purpurea subsp. quadrivulnera A. A. Heller with P. B. Kennedy 1907-7-12 8827 Plumas between Taylorville and Crescent Mills Comment
  CDA14723  Clarkia rhomboidea G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3249 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  RSA73357  Clarkia stellata F. W. Peirson 1926-6-21 6798 Plumas Open flat strip along shore of Lake Almanor. Comment
  CHSC107448  Claytonia lanceolata Matt Simenc; Rebecca Joyner 2011-7-2 6 Plumas Northern High Sierra Nevada. Under fir trees just beyond Southern edge of Onion Valley Reservoir meadow at base of slope. Comment
  CHSC72460  Claytonia lanceolata L. P. Janeway 1998-6-22 5649 Plumas About 1 mi south of Indicator Peak; along Road 28N08 3.0 mi northeast of Road 29N46. 2042 Comment
  SD8149  Claytonia lanceolata Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  JEPS108550  Claytonia parviflora subsp. parviflora L. P. Janeway 1994-5-24 4648 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca 1371 Comment
  CAS-BOT-BC443642  Claytonia perfoliata subsp. perfoliata Walter Knight; Irja Knight 1967-5-22 1904 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  RSA101474  Claytonia rubra R. Weatherby 1955-7-2 1591 Plumas Wilcox Valley. 1768 Comment
  CHSC52528  Claytonia rubra subsp. rubra L. P. Janeway 1990-6-19 3723 Plumas Plumas National Forest. Beckwourth Ranger District. Rattlesnake Compartment. Small dry creek west of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley. 1402 Comment
  SEINET5336427  Claytonia rubra subsp. rubra A. A. Heller, P. B. Kennedy 1907-7-11 8804 Plumas Prattville Comment
  CHSC63298  Clintonia uniflora Lowell Ahart 1994-6-17 7345 Plumas On the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  CHSC82451  Clintonia uniflora Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9830 Plumas On the south side of Forest Road 22N94, about 75 yards west of Forest Road 22N94E, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1577 Comment
  CHSC101774  Collinsia parviflora Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15867 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  SJSU14342  Collinsia parviflora N. A. Hopkins 1990-5-12 1619 Plumas near Beckwourth-Genessee Rd, 17.2 mi NW of Beckwourth 1706 Comment
  UCSB27406  Collinsia parviflora Kunze, G. 1971-6-6 Plumas California 89; 5 miles south of Canyon Dam 1005 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
  JEPS123999  Collomia grandiflora Lowell Ahart 2015-7-4 20284 Plumas About 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  UC1123642  Collomia grandiflora A. Lewis 1934-6-18 484 Plumas La Porte Plumas National Forest, Downieville Quadrangle 1524 Comment
  UC1552743  Collomia grandiflora Frederica Bowcutt 1985-6-6 553 Plumas along Beckwourth Genesee Road about 1 <air?> mi ne Drum Bridge (about 15 air mi ne of Quincy, s-facing road bank); Plumas National Forest Comment
  CDA15908  Collomia tinctoria B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  JEPS108985  Conyza canadensis Lowell Ahart 2006-10-8 13400 Plumas On the west bank of Chips Creek, south of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden 715 Comment
  SEINET10474206  Conyza canadensis Mary Susan Taylor 1982-9-7 Taylor 5091 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  SD46494  Corallorhiza maculata Robert J. Weatherby 1955-7-26 1666 Plumas In litter at base of Red Firs, Spanish Peak. 2164 Comment
  SEINET12076133  Corallorhiza maculata Unknown 1965-1 249 Plumas E side of Oroville-Quincy Rd, 3.05 mi N of Buckeye Water Hole, ca 10 ft from road 1219 Comment
  UC1075743  Corallorhiza maculata Robert J. Weatherby 1955-7-4 1594 Plumas across creek 1/2 mi below Deane Valley (near Meadow Valley); Rock Creek 1341 Comment
  CDA34136  Cordylanthus tenuis subsp. tenuis L. Ahart, J. Dittes 2009-7-15 16089 Plumas On the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butte Valley Reservoir Dam. Comment
  RSA123062  Cornus californica F. W. Embree 1934-6-6 82 Plumas 1.5 miles NW of Bucks Mtn. 1524 Comment
  CAS-BOT-BC209437  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  JEPS48510  Cornus nuttallii E. C. Fritz 1933-6-28 Plumas aboE. C. Fritzut Camp Califorest near Meadow Valley 1188 Comment
  CAS-BOT-BC210301  Cornus sericea Lewis S. Rose 1963-6-5 63132 Plumas 2 mi w of Paxton 914 Comment
  CHSC84425  Cornus sericea subsp. sericea Lowell Ahart 2003-8-13 10505 Plumas On the west side of Hopkins Creek, about 10 yards south of where Hopkins Creek forks, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain, about 10 1/2 miles (air) northeast of La Porte. 1524 Comment
  SBBG119900  Cornus sericea subsp. sericea L. Ahart 2003-8-13 10505 Plumas S of where Hopkins Crk forks, ca. 1/8 mi S of Turkey Town, ca. 1 mi (air) SW of Blue Nose Mtn, ca. 10.5 mi (air) NE of La Porte 1524 Comment
  CHSC630  Corydalis caseana subsp. caseana R. Morford 1931-5-16 Plumas Humbug Valley. 1310 Comment
  CAS-BOT-BC401867  Corydalis caseana subsp. caseana Lloyd W. Swift 1930-8-16 36 Plumas Plumas National Forest. Emigrant Creek, Grizzly Valley 1828 Comment
  CAS-BOT-BC401871  Corydalis caseana subsp. caseana Marcus E. Jones 1897-7-9 s.n. Plumas On Road from Prattville to Chico, 13 miles down 1524 Comment
  UC634897  Corydalis caseana subsp. caseana Ethel Wicks July 1926 2897 Plumas Mt. Elwell Comment
  CAS-BOT-BC169502  Corylus cornuta subsp. californica Henry A. Kloppenburg 1928-5-19 430 Plumas Belden. Plumas Forest 701 Comment
  UCD110092  Corylus cornuta subsp. californica J. M. Tucker 1948-7-25 1734 Plumas Woods in vicinity of Cascade. Comment
  JEPS115519  Crassula aquatica Lowell Ahart, John Dittes 2009-9-7 16388 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  UCD130990  Crepis A. A. Beetle 1941-6-28 2790 Plumas west side of Lake Amanor. Comment
  CHSC118719  Crepis acuminata Wendy L. Boes; Jim Battagin 2015-5-12 2015007 H 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
  SJSU14351  Crepis bakeri N. A. Hopkins 1990-5-12 1620 Plumas 17.2 mi NW of Beckwourth on road to Genessee 1706 Comment
  CAS-BOT-BC291561  Crepis intermedia A. A. Heller; P. B. Kennedy 1907-7-11 8802 Plumas Prattville Comment
  UC346557  Crepis intermedia E. B. Babcock 1928-6-15 160 Plumas nr. hwy about 200 yd above Spring Garden P.O. Comment
  UC346562  Crepis intermedia E. B. Babcock 1928-6-15 155 Plumas 1 1/2 mi below Blairsden (on road to Quincy, bet. road and R.R.) Comment
  CAS-BOT-BC291577  Crepis modocensis subsp. modocensis Gladys L. Smith 1976-6-7 4564 Plumas Balsamorhiza Flat 20 miles east of Quincy along Route 70, Sierra Nevada 1524 Comment
  CAS-BOT-BC376545  Crepis monticola Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  JEPS103545  Crepis occidentalis Lowell Ahart 2002-6-26 9773 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  CHSC34913  Crepis occidentalis subsp. occidentalis M. S. Taylor 1981-6-8 3875 Plumas N side of 24N08, just n of its jct with 25N93, 1/2 way between Bagley Pass and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. 1706 Comment
  CHSC97152  Crepis occidentalis subsp. occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13986 Plumas East side of an open rocky flat, 30 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS126596  Crepis occidentalis subsp. occidentalis Lowell Ahart 2016-6-29 21066 Plumas Top and northwest of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC567188  Crepis occidentalis subsp. occidentalis E. Sawyer 1935-6-4 63 Plumas 3 3/4 mi se Beckwith Butte; Sierraville Quadrangle 1493 Comment
  CAS-BOT-BC290855  Crepis pleurocarpa Alice Eastwood 1912-8-22 1902 Plumas Battle Creek Meadows, Lassen Butte Region Comment
  RSA107479  Crepis pleurocarpa L. S. Rose 1955-7-20 55156 Plumas Mohawk 1372 Comment
  RSA212166  Crepis pleurocarpa L. S. Rose 1969-6-24 69047 Plumas Butterfly Creek and Spanish Creek 854 Comment
  JEPS102857  Crypsis alopecuroides Lowell Ahart 2001-10-8 9333 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  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
  CAS-BOT-BC190053  Crypsis schoenoides 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
  CHSC34334  Crypsis vaginiflora L. Ahart 1981-9-6 3100 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the hct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CAS-BOT-BC189301  Cryptantha W. Harnach; N. Harnach 1990-6-19 401 Plumas Sierra Valley. Genesse Road 1615 Comment
  CHSC63619  Cryptantha affinis B. Castro; R. Zebell 1989-7-20 325 Plumas Off the S end of Walker Plains, off S side of the Oro-Quincy Hwy. 1539 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
  UC1618398  Cryptantha echinella Barbara Ertter 1988-7-25 7854 Plumas Diamond Mts. ca. 15 airmiles due s. Susanville (sheep camp on Pierce Creek, roadside w. of meadow); Diamond Mts., Pierce Creek 1981 Comment
  CDA19252  Cryptantha simulans G. D. Barbe, T. C. Fuller 1982-6-17 3809 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CDA41487  Cryptantha torreyana B. A. Smith, G. F. Hrusa 1996-7-15 s.n. Plumas Sierra Nevada; near summit of hill on E side of Rattlesnake Creek, 1/2 mi. S of Hwy 70, and approx. 15 mi. E of Quincy. 1584 Comment
  CHSC102750  Cryptantha torreyana Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16149 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC35070  Cryptantha torreyana R. A. Schlising 1981-8-2 4179 Plumas Just N of Butte County line, in basin draining into Scotts John Creek. 2011 Comment
  JEPS102358  Cryptantha torreyana Lowell Ahart 2001-7-17 8934 Plumas about 2 air miles NE of Humboldt Summit (W side of a branch of Butt Creek, on N side of dirt road a little W of Ruffa Ranch, 1 air mile n of Eagle Rocks) 1706 Comment
  RSA189340  Cryptantha torreyana L. S. Rose 1967-7-11 67157 Plumas Mt. Hough Road, 2 miles NE of Quincy Junction. 1220 Comment
  MACF019596  Cupressus Trudy R. Ericson 1975-9-18 402 Plumas Approx. 1/8 mi. east of Mud Lake which lies due south of end of logging road 2103 Comment
  CHSC33925  Cupressus bakeri M. S. Taylor 1981-8-3 4151 Plumas Along drainage east of Mud Lake, ca. 0.6 mi ne of Eisenheimer Peak, ca. 10 air mi n of Genesee. 2042 Comment
  UCD133452  Cupressus bakeri M. S. Taylor 1981-8-13 4175 Plumas Genesee Valley quad. N and NE side of west flank of Wheeler Peak ridge, ca. 5 air mi. NE of Genesee. 1981 Comment
  CDA651  Cupressus bakeri G. D. Barbe, T. C. Fuller 1982-6-16 3779 Plumas Site of Champion tree ; lava cap ridge 1.5 miles west of Wheeler Peak, 1 mile south of Beardsley Mine on forest road, 3.8 miles south of Green Flat, Plumas National Forest. 0 Comment
  SEINET10546824  Cuscuta Mary Susan Taylor 1982-8-4 Taylor 4922 A Plumas T25N R10E nw/sw sec 22. Greenville SE quad. Along spur rd off Mt Hough Rd (403), ca. 200 ft. e of Tollhouse Creek, ca. 2 mi nw of Taylor Rock, ca. 6 mi ne of Quincy. 5800 ft. 1768 Comment
  CHSC54865  Cuscuta californica var. californica Vernon H. Oswald 1991-9-11 4864 Plumas Hot springs terrace on the south side of the meadow at Drakesbad; on the south side of Hot Springs Creek. 1731 Comment
  JEPS107637  Cuscuta californica var. californica Lowell Ahart, Josephine Guardino 2005-8-9 12277 Plumas On a steep slope, between the east edge of the meadow and west of the forest, about 50 yards southeast 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
  JEPS115098  Cuscuta californica var. papillosa Lowell Ahart, John Dittes 2009-7-14 16072 Plumas North of Forest Service Road 26N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1677 Comment
  HSC97189  Cuscuta occidentalis L. Ahart 2003-9-7 10563 Plumas E side of the dirt road, 50 yds. SE of the Pacific Crest Trail, on Bunker Hill Ridge, 1 (air) mi. SE of Pilot Peak, 9 (air) mi. NE of La Porte 2039 Comment
  CHSC51258  Cuscuta subinclusa Lowell Ahart 1990-9-19 6597 Plumas Along the north side of Bird Creek, about 1/2 mile south of Cleghorn Bar Road, about 3 miles north-west of Pilot Peak. 1737 Comment
  RSA795632  Cuscuta subinclusa L. Ahart 2011-9-17 17677 Plumas West side of Lumpkin Ridge Road, about 2 air miles west of Little Grass Valley Reservoir Dam. 1688 Comment
  CHSC54313  Cycladenia humilis var. humilis Vernon H. Oswald; Lowell Ahart 1991-6-18 4686 Plumas Forest Rd 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville. 1609 Comment
  CHSC65626  Cycladenia humilis var. humilis L. P. Janeway 1995-6-25 4815 Plumas Upper slope overlooking Butt Creek about 2 mi southwest of Prattville and Lake Almanor. 1432 Comment
  CHSC70777  Cymopterus terebinthinus var. californicus B. Castro 1995-7-10 581 A Plumas Ca 1 air mi N of Middle Fork Feather River, ca 1/2 mi W of Little Marble Cone, W of S end of 'B' spur off USFS Rd 22N29, W of old Kellogg fire lookout. 1463 Comment
  CHSC63385  Cynoglossum occidentale Vernon H. Oswald 1994-6-8 6264 Plumas W side of lake at Cameron Meadows, ca. 0.5 mi S of Fleischmann Lake, ca. 6 mi NNW of Chester. Woods on the W side of the lake near its outlet. 1621 Comment
  CHSC55567  Cyperus squarrosus L. P. Janeway 1989-7-7 3464 Plumas Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley. 1737 Comment
  JEPS115925  Cyperus squarrosus Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16227 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC114055  Cyperus squarrosus John Thomas Howell 1960-7-21 35813 Plumas Moist open slope near Terminal Geyser. 1828 Comment
  CAS-BOT-BC114129  Cyperus squarrosus Doris K. Kildale 1926-9-11 2780 Plumas Creek near Chester. Comment
  CAS-BOT-BC133730  Cypripedium californicum Lee W. Lenz 1954-6-8 19136 Plumas Field redacted by CAS, contact the data manager for more information Comment
  UC4447  Cypripedium montanum Mrs. R. M. Austin July, 1874 Plumas Comment
  CHSC82442  Dactylis glomerata Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9831 Plumas On the north side of Forest Road 22N94, about 50 yards west of Forest Road 22N94E, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1583 Comment
  RSA508620  Damasonium californicum Mrs. R. M. Austin 1882-06 s.n. Plumas Big Meadows. Comment
  CAS-BOT-BC445529  Damasonium californicum Fred Sommers 1976-6-7 122 Plumas Along Dyson Lane 300 m. west of metal bridge. Sierra Valley Marsh. 1524 Comment
  CAS-BOT-BC445534  Damasonium californicum Roxana S. Ferris; Laura Lorraine 1941-8-9 10435 Plumas About 2 1/2 miles from Lake Almanor Public Camp, State Highway 89 on road to Chester. Comment
  CAS-BOT-BC189658  Danthonia californica John Thomas Howell 1960-7-21 35806 Plumas Lassen Volcanic National Park. Terminal Geyser. 1828 Comment
  RSA699248  Danthonia californica var. californica L. Ahart, John Dittes, Josephine Guardino 2004-6-6 11006 Plumas near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy. 1345 Comment
  UC641638  Danthonia unispicata G. L. Stebbins Jr. 1939-7-7 2913 Plumas 1.7 mi e Meadow Valley (on road to Quincy) Comment
  CAS-BOT-BC76206  Darlingtonia californica Walter Knight; Irja Knight 1966-6-19 1320 Plumas Butterfly Valley. 1158 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
  SBBG33128  Darlingtonia californica K. K. Muller 1963-8-17 1245 Plumas rd to Butterfly Valley, off St Hwy 89, 7 mi N of Quincy Comment
  UCD119069  Darlingtonia californica J. M. Tucker 1951-8-1 2205 Plumas About 1 mile west of Keddie. Comment
  RSA0055037  Darlingtonia californica J. G. Lemmon Plumas Butterfly Valley near Quincy. From Nevada Co. to Mt. Shasta. Comment
  CHSC61239  Darmera peltata K. B. McShea 1992-4-5 2 Plumas Ca 7 mi s of Jct of Hwy 89 and Hwy 70 and 50 yds w, 17 mi se of Quincy. Comment
  JEPS23484  Delphinium L. S. Smith 1920-5-21 1584 -a Plumas near Calpine (w edge of Valley); Sierra Valley 1676 Comment
  JEPS23486  Delphinium nudicaule Esther C. Fritz 1933-6-27 Plumas banks of falls just s UC Forestry Camp (Camp Califorest) (s edge of valley); Meadow Valley, Schneider Creek, Schneider Falls 1158 Comment
  UC170922  Delphinium nudicaule H. M. Hall 1912-6-19 9263 Plumas Willow Creek Sierra Nevada Mountains 1249 Comment
  UC972198  Delphinium nudicaule Milo S. Baker 1952-5-24 12457 Plumas upper end Pine Val. (Hwy 89) 914 Comment
  CDA25036  Delphinium nuttallianum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3361 Plumas Sierra Nevada; 0.3 mile southwest of Bucks Summit, southeast of the road formed by Bucks Creek. 1645 Comment
  CHSC39371  Delphinium nuttallianum L. Ahart; P. Ahart 1983-8-17 4316 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-La Porte Rd, northeast of La Porte. 2000 Comment
  CHSC46653  Delphinium nuttallianum Lowell Ahart 1989-7-2 6357 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
  SBBG25598  Delphinium nuttallianum C. B. Hardham 1961-6-16 7476 Plumas Diamond Peak [Diamond Mountain] Comment
  UC1126051  Delphinium nuttallianum D. Axelrod 1934-6-9 25 Plumas 2 1/4 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC116109  Delphinium nuttallianum Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy grade Comment
  CDA18596  Delphinium nuttallianum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3259 Plumas Sierra Nevada; 1.4 miles below (southeast of ) Mt. Hough summit on Mt. Hough-Crystal Lake Road. 1950 Comment
  POM299304  Dendromecon rigida Lester Rowntree 1935-6-12 s.n. Plumas Quincy Comment
  UCD61144  Deschampsia cespitosa Leo Whitney 1934-8-10 2181 Plumas Freeman Creek, northwest end of Big Grizzley Valley, ca. 9 miles northwest of Portola, Plumas National Forest. 1828 Comment
  JEPS28313  Deschampsia cespitosa subsp. cespitosa George W. Gillett 1957-7-18 826 Plumas n. shore on w. bank of inlet Willow Lake; Lassen Volcanic Nat'l Park 1661 Comment
  RSA718527  Deschampsia cespitosa subsp. cespitosa L. P. Janeway, B. Castro 2006-9-9 8881 Plumas West shore of Jedidiah Colter Lake ( between Blue Lake and North Arm Rice Creek) High Cascade Range. 1981 Comment
  CAS-BOT-BC198164  Deschampsia danthonioides K. Groneck 1976-7-1 101 Plumas Sierra Valley Marsh - Sierra Nevada 1524 Comment
  UCR66616  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas Northern Sierra Nevada, west side of Lake Almanor 1829 Comment
  SEINET10900456  Deschampsia danthonioides Alan A. Beetle 1941-6-28 Beetle 2767 Plumas West side of Lake Almanor, mountain meadow in open pine forest. Assoc. Crepis, Sanicula tuberosa, Phacelia. 1829 Comment
  CAS-BOT-BC201894  Deschampsia elongata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1635 Plumas Area north of Pond Reservoir 1097 Comment
  CHSC102064  Deschampsia elongata Lowell Ahart; John Dittes 2009-7-15 16091 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CHSC24244  Deschampsia elongata K. R. Stern 1975-7-25 Plumas S end of Lake Almanor. Comment
  JEPS115946  Deschampsia elongata Lowell Ahart, John Dittes 2009-7-15 16091 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1702 Comment
  RSA715681  Deschampsia elongata L. Ahart 2005-8-9 12275 Plumas in a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1598 Comment
  SEINET12091402  Dicentra formosa W. Knight, Knight, I. 1983-1 4898 Plumas On road between Chester and Drakesbad Comment
  CHSC23372  Dicentra pauciflora Lowell Ahart 1975-7-9 Plumas At the edge of small stream. One mile south of Pilot Peak in Section 8, ten miles north of La Porte. 1981 Comment
  CAS-BOT-BC402607  Dicentra uniflora Lowell Ahart 1986-6-4 5323 Plumas West of the small wash, south of the road where it crosses Onion Valley Creek, near Onion Valley, about 1 mile north-west of Pilot Pk., about 14 miles north-east of La Porte 1828 Comment
  CAS-BOT-BC209232  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1959-9-21 34801 Plumas 4.5 miles from Virgilia on road to Quincy - Sierra Nevada Comment
  CAS-BOT-BC502667  Dichelostemma multiflorum Clarence R. Quick 1952-6-29 52 -71 Plumas Summit of road between Belden and Humbug Valley 1486 Comment
  CHSC36922  Dieteria canescens M. S. Taylor 1982-8-27 5046 Plumas SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. 1493 Comment
  CHSC112607  Dieteria canescens var. canescens Lowell Ahart 2013-9-11 19025 Plumas On both sides of the paved road, on the north side of Antelope Lake, about 1/2 mile west of Antelope Creek, about 16 miles (air) northeast of Taylorsville. 1584 Comment
  CHSC65624  Dieteria canescens var. canescens L. P. Janeway 1995-9-8 4918 Plumas East side of Lake Davis about 0.8 mi north-northeast of the dam. Along Road 24N73Y (which starts opposite Grizzly Flat Boat Ramp) 0.5 mi east of the county road (Road 112). On road shoulder. 1844 Comment
  UC774939  Dieteria canescens var. shastensis Carl B. Wolf 1937-9-5 9291 Plumas Lake Almanor to Westwood (at Lassen Co. Line, Prop. No. 3053); Northern Sierra Nevada, Lake Almanor to Westwood at Lassen C 1463 Comment
  CAS-BOT-BC209012  Digitaria sanguinalis John Thomas Howell 1951-6-29 27768 Plumas Feather River Canyon 548 Comment
  CAS-BOT-BC150484  Diplacus grandiflorus Henry A. Kloppenburg 1928-5-19 432 Plumas Plumas National Forest, Belden 701 Comment
  CHSC114336  Diplacus layneae G. D. Barbe 1981-6-26 3374 Plumas Walker Plains, basalt formation along the Plumas-Butte county line. 15 Comment
  CAS-BOT-BC153531  Diplacus leptaleus Catherine Best 1987-6-10 1286 Plumas Lakes Basin Campground 1828 Comment
  CAS-BOT-BC151821  Diplacus mephiticus Catherine Best 1979-6-14 s.n. Plumas Eureka Park, 1 mile east of river on main road - Sierra Nevada Comment
  CHSC66772  Diplacus mephiticus Vernon H. Oswald; Lowell Ahart 1996-8-14 8161 Plumas Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Northern High Sierra Nevada. 1127 Comment
  RSA0037138  Diplacus mephiticus L. P. Janeway 2014-7-30 11566 Plumas Northern High Sierra Nevada. Plumas National Forest; 2.3 air-mi north of the Little Grass Valley Reservoir dam; near top of ridge above Road 22N27 0.6 km north of the major junction with the 94 road. 1765 Comment
  CHSC77063  Diplacus torreyi L. P. Janeway 1996-8-20 5072 Plumas Granite Basin; upper drainage of Little North Fork Middle Fork Feather River; along Road 23N35X 0.4 mi north of Road 23N18. 1493 Comment
  SEINET229741  Diplacus torreyi Noel H. Holmgren, Patricia K. Holmgren 1980-1 9440 Plumas St Hwy 36, 6.5 km (4 mi) W of Westwood 1490 Comment
  CAS-BOT-BC151257  Diplacus torreyi Robert J. Weatherby 1955-7-21 1647 Plumas Bottle Springs, near Middle Fork Feather River 1615 Comment
  CAS-BOT-BC208631  Distichlis spicata J. H. Thomas 1956-7-14 6055 Plumas New Idria Road from Panoche to Idria, about 5 miles S of Panoche, along Griswold Creek 457 Comment
  JEPS14448  Downingia bacigalupii H. L. Mason 1924-6-26 Plumas Blairsden Comment
  UC117775  Draba aureola Mrs. R. M. Austin 1882-8-5 Plumas near the base Lassen's Peak (on the banks of Dutch Hill Ditch); near base Lassen's Peak, banks Dutch Hill Ditch Comment
  JEPS84395  Drosera X obovata V. Oswald and W. Dempsey 1989-8-24 3968 Plumas ca 13 air mi s Chester; Humbug Valley, Big Springs 1316 Comment
  CHSC44252  Drosera anglica Vernon Oswald 1988-7-19 3606 Plumas Willow Lake located se of Drakesbad just s of the ... Field redacted by CHSC, contact the data manager for more information 1676 Comment
  CHSC46703  Drosera rotundifolia V. Oswald; W. Dempsey 1989-8-24 3967 Plumas Big Springs in Humbug Valley, ca. 13 mi (air) s of ... Field redacted by CHSC, contact the data manager for more information 1316 Comment
  UC1485469  Drosera rotundifolia M. S. Taylor 1981-6-15 3906 Plumas n side of Bucks Lake Rd. 0.2 mi n Bucks Summit (ca 4 air mi sw of Meadow Valley); Bucks Lake quad. 1645 Comment
  UC170942  Drosera rotundifolia H. M. Hall 1912-6-26 9277 Plumas Butterfly Valley Sierra Nevada Mountains 1097 Comment
  CAS-BOT-BC401588  Drosera rotundifolia Anna Head 1923-7-1 s.n. Plumas Meadow Valley Comment
  RSA0011663  Drosera rotundifolia Malcolm A. Nobs, S. Galen Smith 1949-8-19 1446 Plumas Butterfly Valley. 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
  CHSC63166  Drymocallis lactea var. austiniae Lowell Ahart 1994-6-29 7415 Plumas Along a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  CAS-BOT-BC159305  Drymocallis lactea var. lactea Wayne Dakan 1975-7-20 s.n. Plumas Round Lake (ca. 1 mi. nw. of Gold Lake) - Sierra Nevada 2046 Comment
  UC1730226  Dulichium arundinaceum L. P. Janeway 1998-9-10 6277 Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  CAS-BOT-BC113789  Dulichium arundinaceum E. K. Balls 1950-9-9 15742 Plumas West of Lakes Center Public Campground, S end of small lake. 2042 Comment
  CAS-BOT-BC113792  Dulichium arundinaceum G. Schoolcraft 1997-8-5 2640 Plumas Small Lake E of Hay Meadow. 1908 Comment
  CHSC36508  Dysphania botrys L. Ahart 1981-9-6 3075 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mill. 1200 Comment
  UCR3557  Eburophyton austiniae Wm. Horn Jr. 1963-7-14 630714- 8 Plumas Northern Sierra Nevada Mtns, Meadow Valley, 120-130 yards south of Bucks Lake Road, 1 mi west of Meadow Valley Store at edge of clearing 1159 Comment
  JEPS101233  Elatine chilensis Dean W. Taylor 2000-8-12 17572 Plumas Antelope Lake, far eastern shore near Pioneer Cabin 1524 Comment
  JEPS102762  Eleocharis acicularis Lowell Ahart 2001-9-24 9195 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  CAS-BOT-BC113541  Eleocharis bella E. K. Balls 1950-8-31 15548 Plumas Spanish creek off Hwy 24, just N of Quincy. 1066 Comment
  CHSC40265  Eleocharis bella Lowell Ahart 1985-7-11 5137 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  RSA59249  Eleocharis bella E. K. Balls 1950-8-31 15548 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  CAS-BOT-BC113505  Eleocharis bella Claire Etienne 1969-7-26 283 Plumas Off Middle Fork of Feather River, Hwy 89, near Graeagle, 1280 Comment
  CAS-BOT-BC113385  Eleocharis engelmannii Thomas H. Kearney 1944-8-14 18 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC113380  Eleocharis engelmannii Robert J. Weatherby 1950-7-28 1490 Plumas North edge of Taylorsville 1066 Comment
  CHSC20771  Eleocharis macrostachya K. R. Stern 1975-7-23 5864 Plumas NW shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC112914  Eleocharis macrostachya Lowell Ahart 1980-10-6 2680 Plumas About 1 mile south of La Porte Comment
  SEINET13710085  Eleocharis macrostachya Lowell William Ahart, Lowell William Ahart 2000-1 8382 Plumas 5 Air Mi. NE of Quincy, Butterfly Valley (T25N, R9E, sec 28, SW 1/4) 3300 Ft. 1006 Comment
  UCD49741  Eleocharis macrostachya S. Galen Smith; Malcolm A. Nobs 1949-8-18 1358 Plumas Drying mud flats at the south end of Lake Almanor. Comment
  CAS-BOT-BC113157  Eleocharis palustris Claire Etienne 1969-7-26 292 Plumas In pond off Middle Fork of Feather River; Hwy 89, 1280 Comment
  JEPS102295 Image available Eleocharis torticulmis L. P. Janeway and B. Castro 2000-7-3 6874 Plumas Sweetwater Meadow Butterfly Valley Botanical Area; Northern High Sierra Nevada 1177 Comment
  CAS-BOT-BC451531  Elodea canadensis Greg Sommers 1976-6-29 135 Plumas Sierra Valley Marsh, from channel crossed by metal bridge on Dyson Lane. 1524 Comment
  CAS-BOT-BC227603  Elymus elymoides John Thomas Howell 1951-6-27 27564 Plumas Johnsville 1584 Comment
  CAS-BOT-BC227606  Elymus elymoides John Thomas Howell 1977-6-20 52413 Plumas On the peninsula of Lake Almanor 1371 Comment
  RSA726281  Elymus elymoides subsp. californicus L. Ahart, John Dittes 2007-6-16 14143 Plumas west of a small stream, about 200 yards south of County Road 111 ( Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  UCD61691  Elymus elymoides subsp. californicus John Thomas Howell 20-23 Jun 1977 52413 Plumas Lake Almanor on the peninsula. 1371 Comment
  UCD61861  Elymus glaucus John Thomas Howell 1960-7-18 35608 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC206509  Elymus glaucus subsp. glaucus John Thomas Howell 1977-6-20 52414 Plumas On the peninsula of Lake Almanor - Sierra Nevada 1371 Comment
  CAS-BOT-BC206800  Elymus glaucus subsp. glaucus David D. Keck 1944-7-8 5427 Plumas 1 mile N of Quincy across Spanish Creek 1066 Comment
  CHSC60171  Elymus glaucus subsp. glaucus L. P. Janeway 1992-7-10 4257 Plumas Plumas National Forest. About 0.5 mi northeast of top of Grizzly Ridge, between Joseph Creek and Oliver Creek. Along temporary logging spur road. 2072 Comment
  CAS-BOT-BC228656  Elymus multisetus John Thomas Howell 1973-7-10 49749 Plumas Near Greenville 1097 Comment
  CHSC75566  Elymus multisetus G. F. Hrusa 1997-6-26 13895 Plumas Sierra Nevada. Approx. 1/4 mi. N from USFS 23N22D terminus. 1440 Comment
  CAS-BOT-BC213819  Elymus repens John Thomas Howell 1975-7-22 51347 Plumas Quincy Junction Road near Quincy - Sierra Nevada 1036 Comment
  CAS-BOT-BC213820  Elymus repens John Thomas Howell 1959-9-25 35036 Plumas Quincy - Sierra Nevada 1036 Comment
  UCD62557  Elymus repens John Thomas Howell 1967-6-22 42663 Plumas Court house square, Quincy. 1036 Comment
  UCD62713  Elymus trachycaulus John Thomas Howell 1960-7-18 35547 Plumas Drakesbad. 1676 Comment
  CAS-BOT-BC204410  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1951-6-27 27566 Plumas Johnsville 1584 Comment
  CHSC112572  Elymus triticoides B. Castro; L. P. Janeway 2007-6-7 1649 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, 500 to 550 ft below edge of open Ponderosa-Jeffrey pine forest. 1671 Comment
  JEPS115892  Elytrigia intermedia subsp. barbulata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16131 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  JEPS107694  Elytrigia intermedia subsp. intermedia Lowell Ahart, John Dittes 2005-9-20 12459 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 1984 Comment
  CAS-BOT-BC392226  Enemion stipitatum Vesta Holt 1935-3-19 s.n. Plumas Near Quincy Comment
  CAS-BOT-BC165923  Epilobium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54097 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  JEPS114516  Epilobium brachycarpum Lowell Ahart 2008-8-14 15196 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 miles northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  JEPS122087  Epilobium brachycarpum Lowell Ahart 2014-8-26 19784 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CAS-BOT-BC171709  Epilobium canum subsp. latifolium Lewis S. Rose 1932-9-6 32630 Plumas Wade Lake 1981 Comment
  RSA87538  Epilobium canum subsp. latifolium Arthur R. Kruckeberg 1951-9-2 2898 Plumas Below summit of Lakes Basin Road Comment
  JEPS102567  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2001-10-16 9371 Plumas On the SW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  JEPS108979  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2006-10-8 13396 Plumas On the west bank of Chips Creek, just south of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden 715 Comment
  CHSC43404  Epilobium densiflorum Lowell Ahart 1977-8-8 1539 Plumas In the middle of the road that leads to Bird Creek, about 4 miles west of Pilot Peak, about 15 miles north of La Porte. 1645 Comment
  JEPS113586  Epilobium densiflorum Lowell Ahart, Josephine Guardino 2007-7-20 14352 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis 1763 Comment
  UC965552  Epilobium densiflorum Herbert L. Mason 1952-7-17 14380 Plumas along Western Pacific tracks just s Beckwourth; Sierra Valley 1524 Comment
  CHSC113851  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2014-8-24 19796 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  RSA699967  Epilobium glaberrimum subsp. glaberrimum L. Ahart 2004-7-27 11316 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1646 Comment
  CHSC115177  Epilobium minutum Lowell Ahart 2015-6-7 20224 Plumas About 80 yards west of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  UC1552726  Epilobium minutum Frederica Bowcutt 1985-6-6 554 Plumas along Beckwourth Genessee Rd 1 mi from Drum Bridge (about 15 air mi ne of Quincy); Plumas National Forest Comment
  UC170967  Epilobium minutum H. M. Hall 1912-6-28 9285 Plumas Spanish Creek Sierra Nevada Mountains 1158 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
  JEPS95394  Epilobium obcordatum Lowell Ahart 1994-7-22 7490 Plumas S of the Pacific Crest Trail, W of the large twin rocks on the NE side of Mount Etna 1981 Comment
  CAS-BOT-BC165950  Epilobium torreyi G. Schoolcraft 1997-8-5 2646 Plumas Hay Meadow at S. end of Caribou Wilderness 1950 Comment
  CAS-BOT-BC56992  Equisetum arvense John Thomas Howell 1962-6-17 37658 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC57006  Equisetum arvense John Thomas Howell 1955-7-18 30728 Plumas Mohawk 1371 Comment
  CAS-BOT-BC56999  Equisetum arvense W. I. Follett 1961-7-14 s.n. Plumas Estray Creek, 1.5 mi. below Spring Garden Comment
  CAS-BOT-BC204599  Eragrostis mexicana subsp. virescens John Thomas Howell 1977-8-11 52669 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CAS-BOT-BC174157  Eremogone aculeata M. S. Taylor 1981-6-17 3922 Plumas Top of Mt Ingalls, ca. 7 air mi se of Genesee 2551 Comment
  CAS-BOT-BC174182  Eremogone cliftonii Clare B. Hardham 1978-4-17 21583 Plumas Between Indian Joe and Caribou. Feather River Canyon 609 Comment
  CAS-BOT-BC174304  Eremogone congesta var. suffrutescens A. A. Heller; P. B. Kennedy 1907-7-16 8869 Plumas Grade between Genessee [Genesee] Valley and Summit Comment
  UC1111609  Eriastrum signatum Lewis S. Rose 1955-7-19 55140 Plumas Beckworth 1493 Comment
  CAS-BOT-BC187911  Eriastrum signatum M. S. Taylor 1981-7-6 3983 Plumas N side of 25N31-Ross Canyon Road, 0.7 mile E of its junction with 28N01-Dixie Valley Road, ca. 16 air miles NW of Chilcoot 1798 Comment
  CAS-BOT-BC286653  Ericameria bloomeri Milo S. Baker 1926-9-2 336 b-'26 Plumas Lee's Camp Comment
  CAS-BOT-BC286656  Ericameria bloomeri John Thomas Howell 1961-9-25 36962 Plumas Portola 1478 Comment
  CHSC43608  Ericameria bloomeri Vernon Oswald 1984-8-14 1649 Plumas Hwy 36 at the Chester Airport. 1386 Comment
  UCD131330  Ericameria bloomeri Tracy I. Storer 1932-7-24 s.n. Plumas 3 miles west of Chester. 1341 Comment
  CAS-BOT-BC294283  Ericameria nauseosa var. speciosa L. P. Janeway 1993-9-28 4604 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River 1499 Comment
  CAS-BOT-BC294291  Ericameria nauseosa var. speciosa John Thomas Howell 1974-9-20 50901 Plumas About 2 miles from Spring Garden on road to Quincy 1158 Comment
  CAS-BOT-BC299436  Ericameria nauseosa var. speciosa Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  JEPS113320  Ericameria nauseosa var. speciosa L. P. Janeway 2006-10-1 8896 Plumas Northern High Sierra Nevada. Serpentine Canyon along Hwy 70 and East Branch North Fork Feather River, about 3.5 road km west of Rich Gulch. Comment
  UC1119756  Ericameria nauseosa var. speciosa C. G. Albertus 1935-8-29 278 Plumas 2 mi e of Grizzly Peak; Plumas National Forest, Sierraville Quadrangle 1767 Comment
  UC297888  Ericameria nauseosa var. speciosa Milo S. Baker 1926-8-23 296 a-26 Plumas Lu's Camp Comment
  UC579647  Ericameria nauseosa var. speciosa E. Nourse 1934-8-9 7 Plumas 3/4 mi w of Clermont Hill; Plumas National Forest, Downieville Quad. 1950 Comment
  CAS-BOT-BC294286  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-20 36283 Plumas Near Lassen Volcanic National Park. Kelly Camp, near Drakesbad 1615 Comment
  CAS-BOT-BC294398  Ericameria parryi var. latior Thomas H. Kearney 1944-8-14 147 Plumas Near Prattville, Lake Almanor Comment
  CHSC62423  Ericameria parryi var. nevadensis L. P. Janeway 1993-8-10 4514 Plumas Plumas National Forest. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. 1487 Comment
  CHSC76797  Erigeron annuus L. P. Janewy 1997-9-29 5362 Plumas Along Soda Creek 0.1 mi north of Hwy 70 and East Branch North Fork Feather River. Roadside opening in bottom of deep canyon. Along edges of dirt road. 944 Comment
  CDA13411  Erigeron coulteri G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13260 Plumas Sierra Nevada; immed. below headwaters of Bull Run Creek off USFS 23N12E. Comment
  CAS-BOT-BC297192  Erigeron coulteri L. P. Janeway 1990-7-25 3814 Plumas About 0.2 mi. northwest of Emigrant Creek and about 0.3 mi. southeast of Little Grizzley Creek, Plumas National Forest, Beckwourth Ranger District, Cascade Compartment 1828 Comment
  CAS-BOT-BC295995  Erigeron divergens Gordon H. True; John Thomas Howell 1969-6-23 45838 Plumas 4.7 miles north of Nelson Point on road to Quincy 1188 Comment
  CAS-BOT-BC296017  Erigeron divergens Alice Eastwood 1927-6-18 14698 Plumas Greenville Comment
  CAS-BOT-BC300367  Erigeron eatonii var. nevadincola W. Harnach; N. Harnach 1990-6-10 352 Plumas Sierra Valley. Balderson Ranch (Antelope Valley) 1524 Comment
  UC579405  Erigeron eatonii var. plantagineus E. Sawyer 1935-6-27 192 A Plumas 1.6 mi ene Grizzly Peak; Plumas National Forest, Downieville Quadrangle 1767 Comment
  CAS-BOT-BC300422  Erigeron eatonii var. sonnei M. S. Taylor 1981-6-10 3883 Plumas In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi n of Genesee-Beckwourth Rd, ca. 11 air mi nw of Beckwourth 1676 Comment
  SBBG100110  Erigeron eatonii var. sonnei B. Ertter, G. Schoolcraft 1989-7-3 8651 Plumas below Red Rock lookout, ca. 8 air mi S of Susanville 2255 Comment
  SJSU6615  Erigeron filifolius M. R. Kempf 1965-6-23 Plumas Beckwourth Pass (on State Route 40), southeastern Plumas County 1588 Comment
  JEPS41402  Erigeron glacialis var. glacialis W. L. Jepson 1939-8-16 19451 Plumas Bucks Valley 1584 Comment
  CAS-BOT-BC295220  Erigeron inornatus Marcus E. Jones 1897-6-25 s.n. Plumas Susanville 1341 Comment
  CAS-BOT-BC295219  Erigeron inornatus Thomas H. Harris 1969-7-7 s.n. Plumas West side of Lake Almanor 1371 Comment
  CAS-BOT-BC295421  Erigeron inornatus var. calidipetris Clare B. Hardham 1978-8-12 21815 Plumas West of Bagby Pass 1981 Comment
  CDA13370  Erigeron inornatus var. inornatus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13219 Plumas Sierra Nevada; Inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  CHSC55662  Erigeron inornatus var. inornatus K. R. Stern 1985-6-25 8238 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC75903  Erigeron inornatus var. inornatus G. F. Hrusa 1996-8-23 13527 Plumas Sierra Nevada. Alongside USFS 23N51, W side of Bull Run Creek approx. 1/4 mi. above road crossing. 1.5 mi. E of Lava Peak, and 2.5 mi. NE of Cromwell townsite. [Original lat./long. on label is '39 53 N; 120 40 W']. 1650 Comment
  SEINET10474627  Erigeron inornatus var. viscidulus Mary Susan Taylor 1981-8-25 Taylor 4238 Plumas California: T25N R7E ne1/4 sw1/4 sec 10. Almanor SW quad. Red Hill Lookout, ca. 3 air mi NE of Belden. On serpentine. Plumas County. 6300 ft. 1920 Comment
  UCSB16064  Erigeron lassenianus Breedlove, Dennis 1962-6-12 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  CAS-BOT-BC295464  Erigeron lassenianus var. deficiens Wayne Dakan 1974-6-24 s.n. Plumas Long Valley Comment
  CAS-BOT-BC295486  Erigeron lassenianus var. lassenianus Walter Knight; Irja Knight; John Thomas Howell; Lewis Rose 1966-7-26 1624 Plumas Butterfly Botanical Area and vicinity. At Fern Glen 1097 Comment
  CAS-BOT-BC295491  Erigeron lassenianus var. lassenianus W. W. Wagner 1919-6-7 276 Plumas Sockem [Sockum] Creek, vicinity of Quincy Comment
  CDA14001  Erigeron peregrinus var. callianthemus G. F. Hrusa, T. D. Wilfred 1997-6-26 13918 Plumas Sierra Nevada; About Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CHSC97783  Erigeron petrophilus var. sierrensis L. P. Janeway 2007-8-13 9175 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  CHSC115719  Erigeron petrophilus var. sierrensis K. Bovee 2013-6-20 0048 Plumas Lassen National Forest, on north-facing slope south of Grizzly Creek, on roadcut of Road 26N08. Area burned at high intensity in Chips Fire of 2012. 1341 Comment
  CAS-BOT-BC300128  Erigeron pumilus var. intermedius Sommers 1976-6-24 6129 Plumas Sierra Valley 1487 Comment
  CAS-BOT-BC300124  Erigeron pumilus var. intermedius Mrs. H. C. Cantelow 1951-7-29 19 Plumas Hwy 24 about 6 miles e. of Blairsden 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
  CAS-BOT-BC244041  Eriogonum baileyi var. praebens L. P. Janeway 1993-8-12 4521 Plumas Northwestern corner of Sierra Valley, south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road, ca. 0.7 mi west-southwest of Beckwourth, Plumas National Forest, Beckwourth Ranger District 1487 Comment
  JEPS125727  Eriogonum baileyi var. praebens William Harnach 2015-8-6 1437 Plumas 4.85 miles West of Vinton on Highway 70. Comment
  SEINET8655790  Eriogonum baileyi var. praebens W. Harnach 2015-8-6 1437 Plumas 4.85 miles west of Vinton on Hwy 70. 1494 Comment
  SBBG62000  Eriogonum douglasii A. A. Heller, P. B. Kennedy 1907-7-4 Plumas E of Red Clover Valley Comment
  UCD99877  Eriogonum douglasii Donald Santana 1976-4-22 s.n. Plumas 3.5 miles east of Beckwourth, State Highway 70. On isolated peak at north side of road. 1463 Comment
  RSA759519  Eriogonum douglasii var. meridionale James L. Reveal 2007-6-5 8839 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
  SEINET5329152  Eriogonum elatum W. Harnach, N. Harnach 1991-7-17 653 Plumas Sierra Valley; Beckworth Pass 1597 Comment
  CDA909  Eriogonum gracile var. gracile D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .278 Plumas On route 70 W of Storrie on sunny south-facing cliff Comment
  SEINET3405036 Image available Eriogonum luteolum A. A. Heller, P. B. Kennedy 1907-7-15 8851 Plumas Near mouth of Little Grizzly creek, below Genessee Comment
  CAS-BOT-BC267331  Eriogonum luteolum var. pedunculatum John Thomas Howell 1951-6-26 27541 Plumas Feather River Canyon, Sierra Nevada 853 Comment
  RSA101440  Eriogonum marifolium R. Weatherby 1955-6-22 1539 Plumas Spanish Peak 2134 Comment
  SEINET11935012  Eriogonum marifolium L. P. Janeway 1989-1 3294 Plumas Crocker Moutain, forest along side of Red Clover Valley. Yellow pine forest, gentle slope Comment
  CAS-BOT-BC263311  Eriogonum marifolium var. marifolium Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CHSC110280  Eriogonum marifolium var. marifolium L. P. Janeway 2012-6-2 10847 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CHSC21200  Eriogonum marifolium var. marifolium F. T. Griggs; A. Pass 1975-7-17 211 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC63466  Eriogonum marifolium var. marifolium Lowell Ahart 1994-7-20 7477 Plumas Open bare area, north of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. Label says Sierra County also. 1981 Comment
  CDA12293  Eriogonum microthecum G. F. Hrusa 1989-5-1 7028 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  JEPS115796  Eriogonum nudum var. deductum Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15864 -C Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  UCSC009457  Eriogonum nudum var. deductum Lowell Ahart 1994-10-19 7566 Plumas Near Boulder Creek, Granite Basin 1615 Comment
  CAS-BOT-BC261587  Eriogonum nudum var. nudum M. S. Taylor 1982-7-7 4783 Plumas N side of 23N26 just e of its jct with 23N35, s side of Big Hill, ca. 3 air mi s of Sloat 1615 Comment
  JEPS96021  Eriogonum nudum var. nudum Vernon H. Oswald and Lowell Ahart 1996-8-14 8160 Plumas ca. 2 mi. (air) n.w. Meadow Valley (road paralleling Spanish Creek near Greens Flat, on Oroville-Quincy Hwy.); northern High Sierra Nevada 1127 Comment
  RSA766359  Eriogonum nudum var. nudum Joseph A. Ewan 1934-7-6 8179 Plumas Penman Peak, above Mohawk Valley. 1372 Comment
  CHSC91742  Eriogonum nudum var. pubiflorum G. D. Barbe; T. C. Fuller 1982-6-17 3799 Plumas Northern California. Plumas National Forest. Road bank at junction Gold Lake Road with Highway 89 between Graegle and Clio. 6 mi N of Sierra Co. line. [Lat./long. on label is '39 45 N; 120 36 W']. 1371 Comment
  CAS-BOT-BC269948  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas Slopes of Mt. Elwell, Lakes Basin Area 2225 Comment
  SBBG65539  Eriogonum spergulinum var. reddingianum A. A. Heller, P. B. Kennedy 1907-7-11 Plumas Prattville Comment
  UC1075638  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas side of Mt. Elwell Lakes Basin Area, Mt. Elwell 2225 Comment
  CAS-BOT-BC269955  Eriogonum spergulinum var. reddingianum F. W. Peirson 1926-6-21 6792 Plumas Lake Almanor, north shore Comment
  SEINET11933012  Eriogonum spergulinum var. reddingianum W. Knight, Knight, I. 1983-1 4904 Plumas meadow in yellow pine plant community 6 mi out of Chester on road to Drakesbad Comment
  CHSC53053  Eriogonum strictum var. anserinum L. P. Janeway 1989-6-16 3329 Plumas Plumas National Forest Beckwourth Ranger District. NE-facing slopes of Crocker Mtn overlooking Red Clover Valley. 1828 Comment
  CHSC97165  Eriogonum strictum var. anserinum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14022 Plumas East side of an open rocky flat, 20 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  RSA726367  Eriogonum umbellatum L. Ahart, John Dittes, Josephine Guardino 2007-6-9 14050 Plumas About a mile (air) north of the north end of Lake Davis. 1858 Comment
  CHSC21679  Eriogonum umbellatum var. modocense D. Brink; L. Mayer 1975-8-2 Plumas Buck's Lake. Comment
  CHSC34733  Eriogonum umbellatum var. modocense M. S. Taylor 1981-7-22 4104 Plumas Ca. 1/4 mi ne of Argentine Lookout, ca. 5 mi n of Spring Garden. 2164 Comment
  CHSC65814  Eriogonum umbellatum var. modocense L. P. Janeway 1993-8-5 4503 Plumas Plumas National Forest La Porte Ranger District Onion Valley Compartment. Along Quincy-La Porte Road (Rd 511) 0.4 mi southwest of Onion Valley Creek crossing; ca 1.3 mi northwest of Pilot Peak. Edge of road. 1895 Comment
  RSA0118777  Eriogonum umbellatum var. modocense Lawrence P. Janeway 2012-7-17 10945 Plumas Northern High Sierra Nevada. Plumas National Forest; south side of Cedar Flat. 1701 Comment
  CAS-BOT-BC262081  Eriogonum umbellatum var. nevadense Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake 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
  JEPS94500  Eriogonum umbellatum var. polyanthum Vernon Oswald and Lowell Ahart 1997-9-18 8875 Plumas 4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.6 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 1411 Comment
  JEPS95132  Eriogonum umbellatum var. polyanthum Lowell Ahart 1997-9-11 7908 Plumas about 2 air mi ne of Belden (about 1 1/2 air mi sw of Red Hill, on e side of the dirt road to the siphon, about 1/8 mi n of the siphon) 792 Comment
  CAS-BOT-BC262237  Eriogonum ursinum Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi W of Pilot Pk. 1800 Comment
  CAS-BOT-BC262245  Eriogonum ursinum Mary Strong Clemens 1920-6-23 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC262258  Eriogonum ursinum L. P. Janeway 1993-7-15 4440 Plumas Plumas National Forest, Quincy Ranger District. Steep northwest facing slope overlooking Virgilia (East Branch North Fork Feather River) at the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North... 1563 Comment
  POM253220  Eriogonum ursinum A. A. Heller 1938-7-2 15236 Plumas 3 miles east of Quincy. 1098 Comment
  UC1395159  Eriogonum ursinum James L. Reveal 1971-6-23 2468 Plumas 4 mi nw Greenville (along California Highway 89, about 4 mi se of Canyondam) 1219 Comment
  CAS-BOT-BC264117  Eriogonum vimineum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC264123  Eriogonum vimineum M. S. Taylor 1982-8-12 4983 Plumas Along Jackson Creek Road (23N48), ca. 1 mi. NW of Mt. Jackson, ca. 5 air mi NW of Mohawk 1645 Comment
  CAS-BOT-BC264126  Eriogonum vimineum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2184 Plumas Mouth of Butterfly, Butterfly Botanical Area and vicinity 883 Comment
  CHSC40865  Eriogonum vimineum K. R. Stern 1985-6-25 8215 Plumas Vicinity of Blairsden. 1371 Comment
  JEPS113664  Eriogonum vimineum Lowell Ahart, Josephine Guardino 2007-7-20 14318 Plumas Along a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  RSA107091  Eriogonum vimineum L. S. Rose 1955-7-19 55145 Plumas Portola. 1479 Comment
  JEPS56167  Eriogonum vimineum W. L. Jepson 1910-6-16 4151 Plumas Belden Comment
  POM147043  Eriogonum vimineum Alice Eastwood 1927-06 14930 Plumas On road from Chilcott, United States Forest Reserve Comment
  UCD101526  Eriogonum vimineum John Thomas Howell 1959-9-26 35079 Plumas 5 miles northeast of Storrie. 609 Comment
  NY168692  Eriophyllum chrysanthum A. A. Heller 1913-6-13 10855 Plumas Near Quincy 1066.8 Comment
  RSA600707  Eriophyllum lanatum var. grandiflorum L. C. Wheeler 1959-7-15 7568 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  UC298459  Eriophyllum lanatum var. grandiflorum A. A. Heller 1913-6-13 10855 Plumas near Quincy 1066 Comment
  CAS-BOT-BC308264  Eriophyllum lanatum var. integrifolium M. S. Taylor; M. Foster 1981-6-15 3894 Plumas S side of Buck's Lake Road, ca. 50 ft. e of its jct. with Deans Valley Raod (24N29), ca. 2 mi. ne of Meadow Valley 1158 Comment
  CAS-BOT-BC308268  Eriophyllum lanatum var. integrifolium L. Constance 1933-7-5 116 Plumas 1 mile west of Keddie Comment
  CDA5416  Eriophyllum lanatum var. integrifolium Vernon H. Oswald & Lowell Ahart 1998-8-11 9490 Plumas Slope on the south side of Onion Valley on the Quincy-La Porte Road (County Road 511) northwest of Pilot Peak. Comment
  CHSC44865  Eriophyllum lanatum var. integrifolium Lowell Ahart 1979-7-18 1982 Plumas South of the road just before it crosses Onion Valley Creek. Along a wash, about 1 air mile west of Pilot Peak, about 12 air miles north of La Porte. 1828 Comment
  CHSC52514  Eriophyllum lanatum var. integrifolium L. P. Janeway 1990-7-6 3775 Plumas Plumas National Forest. About 200 ft east of Paradise Creek and about 1/3 mi south of Little Grizzly Creek. Along edges of dirt road and in old logging landing. 1844 Comment
  UC567194  Eriophyllum lanatum var. integrifolium E. Sawyer 1935-6-14 104 Plumas 1 mi s of Sugarloaf; Sierraville Quadrangle 1524 Comment
  SEINET10475142  Eriophyllum lanatum var. integrifolium Mary Susan Taylor 1981-5-10 Taylor 3665 Plumas T25N R11E ne sec 12. Greenville SE quad. N side of Genesee Valley Rd, ca. 4 mi W of Genesee. Oak-Pine Forest; 3600 ft. Dry soils in partial shade. 1097 Comment
  CHSC101852  Erodium cicutarium Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15883 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line. 1374 Comment
  SD130435  Erodium cicutarium Fred Sommers 1976-6-7 116 Plumas Sierra Valley Marsh. 1524 Comment
  CHSC62410  Eryngium alismifolium L. P. Janeway 1993-8-19 4530 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River ca 1.3 mi west of Beckwourth. 1485 Comment
  RSA34823  Eryngium alismifolium Roxana S. Ferris, Laura Lorraine 1941-8-9 10424 Plumas At Lake Almanor Public Camp (near village) Comment
  SEINET10840963  Eryngium articulatum Mary Susan Taylor 1982-9-8 Taylor 5110 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CHSC90611  Erysimum capitatum John P. McKeon 1980-4-19 5 Plumas Ca. 20 m e of Rock Creek and .5 km nw of confluence with Feather River, 5 km east of Plumas-Butte County line. 600 Comment
  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
  RSA121676  Erysimum capitatum var. perenne D. Axelrod 1934-6-9 21 Plumas 2.25 miles NW of Lexington Hill. 1768 Comment
  CHSC24210  Erythranthe breweri K. R. Stern 1975-7-23 Plumas Nw end of Lake Almanor. Comment
  CHSC43506  Erythranthe breweri Lowell Ahart 1979-7-18 1995 Plumas Near Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  SEINET13679548 Image available Erythranthe floribunda A. A. Heller 1941-1 16140 Plumas Two and a half miles east of Rich Bar along State HIghway #24 Comment
  CHSC112119  Erythranthe guttata L. P. Janeway 2014-7-15 11531 Plumas Northern High Sierra Nevada. Plumas National Forest. Happy Valley, about 6.4 air-km northeast of Crombeerg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CHSC20823  Erythranthe primuloides K. R. Stern 1975-7-23 5835 Plumas NW shore of Lake Almanor. 1371 Comment
  CHSC2411  Erythranthe primuloides R. Carter 1965-6-21 253 Plumas Found on W side of Oroville-Quincy Rd., 1.17 mi. N of intersection with Forest Service road 23N18, in open meadow beside small creek. 1371 Comment
  SEINET8409831  Erythranthe primuloides John Thomas Howell 1960-7-23 35953 Plumas near soda spring; Drakesbad. 1676 Comment
  SJSU15166  Erythranthe suksdorfii N. A. Hopkins 1993-5-27 1723 .5 Plumas c. 3 mi S of Portola Comment
  CHSC21603  Erythronium purpurascens L. M. Mayer; D. E. Brink Jr. 1975-7-17 Plumas Bucks Lake Floristic Survey. Comment
  CHSC98342  Erythronium purpurascens L. P. Janeway 2007-6-3 9023 Plumas Northern High Sierra Nevada. Eastern high end of Red Mountain, along Road 23N69 about 1.6 km northwest of Road 18. Flat ridge top, open forest. 1929 Comment
  CHSC97265  Eucephalus breweri Lowell Ahart; John Dittes 2007-8-9 14445 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  UC1557888  Eucephalus breweri J. Semple, S. Heard 1986-8-13 847 Plumas 2 mi e, (LaPorte Rd., at turnoff to Quincy) La Porte Comment
  SEINET10475032  Eupatorium occidentale Mary Susan Taylor 1981-7-27 Taylor 4131 Plumas Between Drum and Notson Bridges, North side of Beckwourth-Genesse Rd. ca. 6-8 air mi E of Genesse. 5200 ft. 1585 Comment
  JEPS107713  Eurybia integrifolia Lowell Ahart, John Dittes 2005-9-20 12424 Plumas Southwest side of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  UC1557867  Eurybia integrifolia J. Semple and S. Heard 1986-8-13 8415 Plumas near, Little Grass Lake Road Little Grass Valley Rec. area (between LaPorte & Quincy) Comment
  JEPS98999  Euthamia occidentalis Lowell Ahart 2001-10-16 9368 Plumas On the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1365 Comment
  CAS-BOT-BC312259  Euthamia occidentalis Malcom A. Nobs; S. Galen Smith 1949-8-19 1455 Plumas Southeastern side of Portola Comment
  CDA18700  Festuca G. D. Barbe, T. C. Fuller 1982-6-15 3711 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1554 Comment
  CHSC53177  Festuca idahoensis L. P. Janeway 1989-6-30 3446 Plumas Plumas National Forest. Along rd 24N45Y 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth. 1874 Comment
  SEINET10864300  Festuca idahoensis Mary Susan Taylor 1982-6-14 Taylor 4663 Plumas T27N R12E S15 NW1/4 SW1/4. Antelope Lake Quad. Dry poor meadow, N side of Indian Creek, E side of 28N03, NW corner of Antelope Lake, ca. 12 mi NE of Taylorsville. With Salix exigua, Paeonia brownii, Poa scabrella. 1524 Comment
  JEPS110424  Festuca occidentalis Lowell Ahart 2006-7-9 12919 Plumas 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
  RSA300179  Festuca occidentalis J. T. Howell 1973-7-10 49750 Plumas Open yellow pine forest near Greenville. 2622 Comment
  SEINET6225255  Festuca reflexa L. S. Rose 1967-1 67115 Plumas Butterfly Valley, ca 3 mi W of Keddie. Comment
  CDA28224  Festuca subulata L. Ahart 2001-7-19 8950 Plumas On the sides of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. Comment
  CHSC47430  Floerkea proserpinacoides Lowell Ahart 1975-7-20 919 Plumas West of Bunker Hill Creek, about 1 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC34267  Fragaria virginiana M. S. Taylor 1981-5-10 3669 Plumas N side of Antelope Lake, ca. 1/4 mi e of Boulder Creek and USFS Work Center, between rd and lake, ca. 20 mi ne of Taylorsville. 1536 Comment
  CAS-BOT-BC459441  Fragaria virginiana subsp. platypetala A. A. Heller; B. B. Kennedy 1907-7-11 8811 Plumas Prattville Comment
  CAS-BOT-BC55668  Frangula purshiana A. A. Heller 1915-7-7 12070 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  HSC100815  Frangula purshiana subsp. annonifolia L. P. Janeway, B. Castro 2007-8-18 9200 Plumas Along Squirrel Creek and Rd. 401, 1.9 km NE of Hwy. 70/89 and Williams Loop (railroad). 387 Comment
  HSC99894  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2004-9-12 12049 Plumas Roadside along Hwy. 70 near Keddie Resorts. 976 Comment
  JEPS114190  Frangula purshiana subsp. annonifolia L. P. Janeway, B. Castro 2007-8-18 9198 Plumas Northern High Sierra Nevada. Along Caribou Road and North Fork Feather River 4.5 road km north of Hwy 70. Comment
  JEPS127574  Frangula purshiana subsp. annonifolia L. P. Janeway 2015-8-3 11816 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Highway and Grizzly Summit. Soapstone Hill 7.5' Quad. Comment
  UC650348  Frangula rubra E. Fritz 1940-5-22 Plumas near Univ. of Calif. Forestry Camp; Meadow Valley Creek Comment
  SEINET10493570  Frangula rubra Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3819 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
  HSC99905  Frangula rubra subsp. rubra J. O. Sawyer, & J. P. Smith 2004-7-15 4573 Plumas Along road to Belden on Hwy. 70, on the N Fork Feather River. 675 Comment
  SD6484  Fritillaria atropurpurea Daniel Cleveland Jul 1882 Plumas Big Meadows. Comment
  CAS-BOT-BC505268  Fritillaria atropurpurea Mary Strong Clemens 1920-1-1 s. n. Plumas Greenville Comment
  SEINET7725691  Fritillaria atropurpurea Unknown 1875-1 Plumas Comment
  UC429297  Fritillaria atropurpurea H. M. Hall 1912-7-7 9306 Plumas Sierra Nevada Mountains, Jameson Creek Jameson Creek; Sierra Nevada Mountains, Jameson Creek 1920 Comment
  CAS-BOT-BC506205  Fritillaria micrantha J. Ed. McClellan; Bonnie McClellan 1968-6-10 s.n. Plumas Red Hill 1767 Comment
  SEINET8479430  Fritillaria pudica W. Harnach, N. Harnach 1989-3-29 003 Plumas Approx 1/2 mile N of Sierra/Plumas Co. line on Co. Rd. A-23, Hillside N of the Barry corrals. 1500 Comment
  SEINET8478972  Fritillaria pudica C. Tanner 1999-3-29 s.n. Plumas S-facing granitic slope within city limits of Portola (area bounded by Plumas/Quincy sts on N and S, Willow and Rock on E and W). 1484 Comment
  RSA268958  Fritillaria recurva J. R. Reeder, C. G. Reeder 1975-6-5 6679 Plumas 5.5 miles south-southeast of Cromberg along State Highway 24 1341 Comment
  CAS-BOT-BC293718  Galium Mona Bourell; Bob Patterson 1982-5-15 1732 Plumas Beckworth [Beckwourth] Pass Comment
  RSA600452  Galium Louis C. Wheeler 1959-7-15 7567 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  SEINET10902546  Galium bolanderi Mary Susan Taylor 1981-8-19 Taylor 4221 Plumas California: T23N R11E ne 1/4 of se 1/4 sec 17. Blue Nose Mt quad. S side of road 2310, 0.1 mi E of Bell Creek, ca. 1.5 mi W of Sloat. Plumas County. 4500 ft. 1372 Comment
  UC1143082  Galium bolanderi C. G. Albertus 1935-7-20 211 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  UC1523194  Galium bolanderi M. S. Taylor 1981-8-19 4221 Plumas 0.1 mi e Bell Creek (s side of rd 23N0, ca 1.5 mi w of Sloat); Blue Nose Mt. quad. 1371 Comment
  CHSC32016  Galium grayanum L. Ahart 1974-8-3 587 Plumas Near Mt. Etna, ca. 5 mi E of Bunker Hill Mine, ca. 10 mi NE of La Porte. 1981 Comment
  POM69209  Galium grayanum var. grayanum Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. On the Big Divide. 1829 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
  CHSC20846  Galium trifidum var. pacificum K. Stern 1975-7-23 5801 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC35265  Galium trifidum var. pacificum M. S. Taylor 1981-7-13 4001 Plumas Along Lookout Creek, ca. 2 mi W of its jct with 28N11, ca. 3 air mi NW of N tip of Frenchman Lake, ca. 15 air mi N of Chilcoot. 1889 Comment
  JEPS115211  Galium trifidum var. pacificum Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16151 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam 1606 Comment
  CHSC108718  Galium trifidum var. pusillum B. Castro; L. P. Janeway 2003-9-7 1456 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/slough/meadow complex between Hidden Lakes and Beauty Lake, ca 0.7 mi south of Long Lake. Along channel of creek running length of valley through a pair of ponds, at NW edge of smaller upper pond. 2033 Comment
  CHSC113638  Galium triflorum Lowell Ahart 2014-8-31 19819 Plumas In an unnamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  UCR87994  Galium triflorum Walter Knight, J. T. Howell, I. Knight 1966-7-26 1570 Plumas Northern Sierra Nevada Mtns., Butterfly Botanical Area and vicinity; Fern Glen 1113 Comment
  RSA101428  Galium triflorum R. Weatherby 1955-8-6 1677 Plumas US Forest Service Camp. Meadow Valley. 1159 Comment
  SEINET10500647  Galium triflorum Mary Susan Taylor 1981-7-29 Taylor 4150 Plumas T25N R12E se 1/4 ne 1/4 sec 19 Genesse Valley quad. Along creek crossing 25N 42-Flournoy grade, 0.2 mi N of N branch of Ward Creek, ca. 5 air mi se of Genesse. Riparian wood on granite. 6000 ft. 1829 Comment
  SJSU11541  Galium triflorum H. L. Buckalew 1964-7-25 Plumas Bucks L 1584 Comment
  CAS-BOT-BC169861  Garrya fremontii John Thomas Howell 1961-9-23 36891 Plumas Englemine 1097 Comment
  CDA32105  Garrya fremontii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .29 Plumas Plumas Eureka State Park. S Johnsville Comment
  CDA9210  Garrya fremontii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .29 Plumas Plumas Eureka State Park. S Johnsville Comment
  CHSC21337  Garrya fremontii F. T. Griggs; A. Pass 1975-8-8 134 Plumas Buck's Lake Forest Service Survey Comment
  UCD147772  Gayophytum Allyson Ayalon; Lucie Jerabkova 2012-8-1 134 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC478523  Gayophytum John Thomas Howell 1976-7-16 51903 Plumas Flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  CDA13574  Gayophytum diffusum subsp. parviflorum G. F. Hrusa, T. D. Wilfred 1996-8-23 13523 Plumas Sierra Nevada; Plumas Natl. Forest. approx 1/8 mile N of summit of Lava Peak, along USFS 23N51. N of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC53690  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1989-7-13 3485 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 1/4 mi SW of Beckwourth-Genesee Rd (rd 111) 11.3 mi from Beckwourth. 1699 Comment
  CHSC97067  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
  JEPS27532  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1924-7-25 10645 Plumas Bucks Valley 1158 Comment
  UC711961  Gayophytum diffusum subsp. parviflorum Roxana S. Ferris and Laura Lorraine 1941-8-9 10426 Plumas Lake Almanor Public Camp; near village Comment
  RSA0118719  Gayophytum heterozygum Lowell A. Ahart 2014-8-26 19797 Plumas South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific crest Trail, about 0.25 mi southwest of the bridge across the South Fork of the Feather River, about 4 (air) mi north of La Porte. 1534 Comment
  CHSC115164  Gayophytum humile Lowell Ahart 2015-6-7 20222 Plumas On the west side of the dirt road, Lava Top, about 2-1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  CHSC53204  Gayophytum racemosum L. P. Janeway 1989-6-14 3308 Plumas Plumas National Forest. Forest along s'ly side of Red Clover Valley. 1699 Comment
  RSA107487  Gayophytum ramosissimum L. S. Rose 1955-7-19 55153 Plumas Beckworth Pass. 1494 Comment
  SEINET7717338  Gentiana amarella Unknown Plumas Big meadows Comment
  JEPS113887  Gentiana calycosa L. P. Janeway 2007-8-12 9167 Plumas Northern High Sierra Nevada; Near Road 23N73Y 3.4 road km N of Oroville-Quincy Hwy and Grizzly Summit; 1.7 air km N-NW of Grizzly Summit. 1652 Comment
  SEINET10454844  Gentiana calycosa Mary Susan Taylor 1982-8-23 Taylor 5043 Plumas T25N R8E sw/nw sec 29. Almanor NE quad. Both sides of Virgilia-Meadow Valley Rd (25N17), along creek just w of head- waters of York Creek, ca. 1.4 air mi sw of Virgilia. 5000 ft. 1524 Comment
  SEINET10454845  Gentiana calycosa Mary Susan Taylor 1982-8-23 Taylor 5042 Plumas T25N R8E nw/se sec 19. Almanor SW quad. On both sides of Virgilia-Meadow Valley Rd (25N17), in small creek, ca. 0.5 mi w of York Cr, s of 12 Mile Ravine, ca. 1.5 mi sw of Virgilia. 4400 ft. 1341 Comment
  NY335423  Gentiana simplex R. M. Austin 07 1874 s.n. Plumas Fern Dell Comment
  RSA122291  Geum canescens E. Sawyer 1935-6-21 135 Plumas 4.5 miles NE of Crow. 1585 Comment
  CHSC63164  Geum macrophyllum Lowell Ahart 1994-6-17 7352 Plumas On the edge of a meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  JEPS102739  Gilia capillaris Lowell Ahart 2001-7-17 8906 Plumas 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
  UC1123739  Gilia capitata subsp. mediomontana F. W. Embree 1934-6-21 113 Plumas 1 mi s, 1/2 mi e Storie; Bidwell Bar Quad., Plumas National Forest, e of Storrie Comment
  UCD106146  Gilia leptalea subsp. leptalea Lewis S. Rose 1967-7-11 67159 Plumas 9.5 mi. ne. of Quincey Junction. 1249 Comment
  CAS-BOT-BC282703  Glyceria elata John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1501 Plumas Along road at Fern Glen, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC282706  Glyceria elata John Thomas Howell 1951-6-28 27647 Plumas Johnsville, Sierra Nevada 1584 Comment
  SEINET10908995  Glyceria elata Lawrence P. Janeway 1991-8-4 Janeway 4123 Plumas Grizzly Valley quad T24N, R13E, extreme SE corner of sec. 6. Meadow along Road 111 (Beckwourth-Genesse 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. Damp parts of the meadow; in forest of white fir and Jeffrey pine. 1692 Comment
  SEINET11826501  Gnaphalium microcephalum var. thermale Unknown 1975-1 s.n. Plumas SW side of Lake Almanor Comment
  SBBG21774  Gnaphalium palustre D. Myrick 1964-7-21 903 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC307383  Gnaphalium palustre John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54208 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough, Sierra Nevada 1280 Comment
  CAS-BOT-BC307386  Gnaphalium palustre J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk. new road 1524 Comment
  CAS-BOT-BC307391  Gnaphalium palustre Lowell Ahart 1981-9-6 3077 Plumas 1 1/2 miles SW of Crecent Mills, Sierra Nevada 1200 Comment
  JEPS33988  Gnaphalium palustre W. L. Jepson 1918-8-2 7779 Plumas Bedswith Pass Comment
  JEPS64579  Goodyera oblongifolia Helen-Mar Wheeler 1944-8-20 621 Plumas between meddlw and south branch of Feather River, Hartman Bar Trail Feather River; , Hartman Bar Trail 1524 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
  UC1025091  Gratiola ebracteata Leo Whitney 1934-8-8 1707 Plumas ca 10 mi nw Portola (3 mi e of the Cate Place, Big Grizzley Valley, Plumas National Forest); Plumas National Forest, Big Grizzley Valley 1828 Comment
  POM43599  Gratiola virginiana Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC304925  Grindelia hirsutula John Thomas Howell 1961-9-23 36832 Plumas Indian Valley 1082 Comment
  SEINET5709451 Image available Grindelia squarrosa Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7718 Plumas Collected along Road 70, at Chilcoot.; Chilcoot 1544 Comment
  CAS-BOT-BC189593  Hackelia John Thomas Howell; Gordon H. True 1967-7-11 43354 Plumas SE slope of Mount Hough 2042 Comment
  JEPS115790  Hackelia californica Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15906 Plumas About 100 yards west of Lake Almanor Dam 1421 Comment
  JEPS67927  Hackelia micrantha R. H. Platt 1891-1 Plumas Big Meadows Prattville; The Sierras Comment
  RSA95529  Hackelia nervosa J. T. Howell 1951-6-27 27623 Plumas Jamison Creek 1829 Comment
  SEINET11841727  Haplopappus bloomeri W. Knight, Knight, I. 1983-1 4912 Plumas 2 mi out of Chester on road to Drakesbad Comment
  SEINET10475154  Haplopappus lanceolatus Mary Susan Taylor 1982-9-13 Taylor 5138 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
  CHSC54331  Hastingsia alba Vernon H. Oswald; Lowell Ahart 1991-6-18 4676 Plumas Forest Rd 28N38, 1.7 miles northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north-northwest of Greenville. 1463 Comment
  CHSC62144  Hastingsia alba L. P. Janeway 1993-7-15 4449 Plumas Plumas National Forest. Along Bean Creek, 0.4 mi south of the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River). 1524 Comment
  CAS-BOT-BC508339  Hastingsia alba A. A. Heller; P. B. Kennedy 1907-7-12 8821 Plumas Grade between Greenville and Prattville Comment
  UCD138413  Hastingsia alba A. A. Heller; P. B. Kennedy 1907-7-11 8821 Plumas grade between Greenville and Prattville. Comment
  CHSC83610  Hazardia whitneyi var. whitneyi John Dittes 2002-8-8 2 -44 Plumas Northern High Sierra Nevada; Plumas National Forest, ca. 1.0 air-mile east of Table Mountain, ca. 0.9 air-mile south of Dogwood Peak, ca. 0.3 air-mile east of Stagg Creek. 1853 Comment
  CAS-BOT-BC306693  Helenium bigelovii John Thomas Howell 1951-6-28 27682 Plumas Jamison Creek 1584 Comment
  JEPS112823  Helenium bigelovii Dean W. Taylor 1974-10-1 5055 Plumas Comment
  UC725403  Hemizonella minima A. A. Heller 1938-6-22 15178 Plumas plain w Chester 1304 Comment
  CAS-BOT-BC55285  Hesperis matronalis John Thomas Howell 1963-6-3 39387 Plumas Sierra Nevada. Quincy. 1036 Comment
  CHSC36315  Hesperis matronalis M. S. Taylor 1982-6-9 4618 A Plumas Along Bucks Lake Rd, ca. 1/4 mi ne of Meadow Valley Inn. 1219 Comment
  CHSC689  Hesperochiron californicus V. Holt 1935-6-1 Plumas Chilcoot 1524 Comment
  CHSC55711  Hesperochiron pumilus Steven Triano 1988-4-17 73 Plumas Ca 40 ft s of Hwy. 89 and 0.7 mi w of Almanor. 1386 Comment
  SEINET10497051  Hesperochiron pumilus Mary Susan Taylor 1982-5-6 Taylor 4407 Plumas T24N R8E se/sw sec 13. Bucks Lake NE quad. On wet clayey serpentine ridge, ca. 3/4 mi ne of 24N29, ca. l mi e of Meadow Valley. 3800 ft. 146 Comment
  CHSC116184  Heterocodon rariflorum Lowell Ahart 2015-7-4 20282 Plumas About 150 yards south of the paved road by Tamarack Flat, about 1/2 mile wet of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1-1/2 miles (air) northwet of Little Grass Valley Reservoir. 1712 Comment
  CAS-BOT-BC311019  Heterotheca oregona John Thomas Howell 1959-9-26 35077 Plumas 5 miles northeast of Storrie 609 Comment
  CHSC94784  Heterotheca oregona var. rudis Lowell Ahart 2006-10-8 13390 Plumas On the north side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek. 622 Comment
  CAS-BOT-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
  CAS-BOT-BC424164  Heuchera micrantha var. erubescens John Thomas Howell 1976-7-16 51883 Plumas Spanish Creek near mouth of Slate Creek 1066 Comment
  CAS-BOT-BC424168  Heuchera micrantha var. erubescens Walter Knight; Irja Knight 1966-9-12 1750 Plumas Mouth of Butterfly Creek Comment
  CAS-BOT-BC425153  Heuchera rubescens Rimo Bacigalupi 1927-7-2 1687 Plumas about 1/4 mile below outlet of Long Lake along Grey Eagle Creek 1828 Comment
  CAS-BOT-BC425156  Heuchera rubescens M. S. Taylor 1982-8-5 4933 Plumas Mt Hough summit on cliff above Crystal Lake, ca. 7 mi nne of Quincy. 2203 Comment
  CAS-BOT-BC424327  Heuchera rubescens Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas 1 1/2 miles west of Johnsonville on road to Gibsonville 1524 Comment
  UC420442  Heuchera rubescens var. glandulosa H. M. Hall Jul. 1912 Plumas Long Lake; Sierra Nevada Mountains 2042 Comment
  CDA13928  Hieracium scouleri var. nudicaule G. F. Hrusa, T. D. Wilfred 1997-5-3 13853 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
  CHSC20759  Hippuris vulgaris K. R. Stern 1975-7-24 5884 Plumas N shore of Lake Almanor. 1371 Comment
  CHSC44141  Hippuris vulgaris Vernon H. Oswald; Lowell Ahart 1988-8-4 3681 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. In shallow water of a marsh along the ne shore of the lake. 1676 Comment
  CAS-BOT-BC55406  Hirschfeldia incana John Thomas Howell 1951-8-19 28189 Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC150017  Holodiscus discolor var. discolor John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2179 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC152722  Holodiscus microphyllus var. microphyllus Anna Head 1920-7-1 s.n. Plumas Summit of peak, above Round Lake, among rocks - Feather River Region Comment
  CDA13421  Hordeum brachyantherum subsp. brachyantherum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13269 Plumas Sierra Nevada; Occasional in open, moist to dryish sites adjacent to Bull Run Creek off USFS 23N12E. Perennial, bunching. Forest here dominated by Pinus jeffreyi, Abies concolor, Calocedrus. Riparian scrub with Alnus incana ssp. tenuifolia. Comment
  CAS-BOT-BC285107  Hordeum marinum subsp. gussoneanum John Thomas Howell 1967-6-23 42691 Plumas Butterfly Valley 1066 Comment
  UCD128409  Horkelia fusca Albert Grigarick 2012-7-8 327 Plumas Gray Eagle Trail. 50 yds NW of Grass Lake. 1925 Comment
  CHSC53593  Horkelia fusca subsp. parviflora L. P. Janeway 1989-7-20 3504 Plumas Plumas National Forest. 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. Along sides of creek. 1676 Comment
  UC1128156  Horkelia fusca subsp. parviflora E. Sawyer 1935-6-27 156 Plumas Charlies Valley Plumas National Forest, Sierraville Quad. 1524 Comment
  UC114274  Horkelia fusca subsp. tenella Mrs. R. M. Austin Aug 1896 388 Plumas Warner Valley Comment
  CAS-BOT-BC537874  Horkelia fusca var. parviflora John Thomas Howell 1951-6-27 27594 Plumas Sierra Nevada: McRae Meadows 1981 Comment
  POM183413  Horkelia tridentata L. S. Rose 1931-4-14 s.n. Plumas Woodleaf Comment
  CAS-BOT-BC538237  Horkelia tridentata var. flavescens Alice Eastwood 1927-6-15 14605 Plumas United States Forest Reserve, Long Valley trail Comment
  CAS-BOT-BC538240  Horkelia tridentata var. flavescens Mrs. A. L. Coombs 1906-6-1 s.n. Plumas Prattville Comment
  UCD115192  Hornungia procumbens Kim Nixon 1977-5-29 43 Plumas Bird Creek Road, 0.2 mile north of Greeno Road, 7.2 miles east of Doyle. 1950 Comment
  CAS-BOT-BC201087  Hosackia crassifolia Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC54320  Hosackia crassifolia var. crassifolia Vernon H. Oswald; Lowell Ahart 1991-6-18 4679 Plumas Forest Rd 28N38, 3.4 miles east-northwest of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville. 1609 Comment
  POM147080  Hydrophyllum occidentale Alice Eastwood 1927-06 14630 Plumas United States Forest Reserve, Road from Long Valley to Greenville Comment
  SBBG4766  Hypericum formosum var. scouleri H. and M. Dearing 1938-7-2 2249 Plumas near Lake Almanor Comment
  JEPS28634  Hypericum formosum var. scouleri George W. Gillett 1957-7-18 825 Plumas w. bank of main inlet to Willow Lake (n. end of Willow Lake Meadow); Lassen Volcanic Nat'l Park, , Willow Lake Meadow 1661 Comment
  UCR123374  Hypericum perforatum George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6881 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  JEPS127139  Hypericum perforatum subsp. perforatum Lowell Ahart 2016-8-30 21332 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  CAS-BOT-BC401441  Hypericum scouleri George W. Gillett 1957-7-18 825 Plumas Lassen Volcanic National Park. West bank of main inlet to Willow Lake at north end of Willow Lake Meadow 1661 Comment
  UC2058705  Hypochaeris glabra Tom Reyes, Martin Hutten, Heather Smith 2014-4-22 107 Plumas Terminal Geyser Comment
  CAS-BOT-BC88638  Idahoa scapigera M. S. Taylor 1982-5-17 4462 Plumas North side of 22N55, near its junction with 22N54 and 22N88, ca. 2 mile southeast of Portola. 1706 Comment
  UC1123694  Ipomopsis aggregata C. W. Hanks 1934-8-31 67 Plumas hills ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle 1676 Comment
  SD7661  Ipomopsis aggregata Daniel Cleveland 1882-7-21 Plumas Saw mill, Big Meadows. Comment
  SEINET12618232  Ipomopsis aggregata subsp. bridgesii M. Hagebusch 2016-8-5 103 Plumas Plumas NF, along Pacific Crest Trail, ca 1.4 trail miles N of Bucks Lake Road (County Road 414), 2.1 air miles S of Spanish Peak. 1871 Comment
  SEINET10837195  Ipomopsis congesta subsp. palmifrons Mary Susan Taylor 1982-8-18 Taylor 5013 A Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  CAS-BOT-BC135731  Iris hartwegii Lewis S. Rose 1963-6-3 63119 Plumas Butterfly Valley, 2 mi. SW of Keddie 1188 Comment
  CAS-BOT-BC135742  Iris hartwegii Christopher Davidson 1975-6-7 2737 Plumas 4.6 mi N of Greenville on Hwy 89. 1237 Comment
  JEPS26740  Iris hartwegii subsp. hartwegii P. C. Hutchison 1961-6-9 2131 Plumas 0.4 mi. e. of Dam & store Round Valley Reservoir Comment
  JEPS100369  Iris hartwegii subsp. pinetorum Dean W. Taylor 2001-6-6 17776 Plumas Diamond Springs Hill, along Challenge-La Porte Road (County Road 511) about 2 road miles SW of American House 1371 Comment
  UC1586426  Iris hartwegii subsp. pinetorum Vernon H. Oswald and Lowell Ahart 1991-6-18 4675 Plumas ca 3 air mi nnw Greenville (Forest Rd 28N38, 1.7 mi ne Forest Rd 28N38 junction with County Rd 201 (Old Haun Rd)) 1463 Comment
  SEINET10905382  Iris hartwegii subsp. pinetorum Mary Susan Taylor 1982-6-1 Taylor 4577 Plumas T24N R9E se/ne & sw/nw sec 11. Quincy quad. On e side of Hwy 70, ca. l mi n of Quincy. Indian Hill area. 3600 ft. 1097 Comment
  CAS-BOT-BC123370  Iris tenuissima var. purdyiformis E. P. Chace 1934-4-11 s.n. Plumas Camp Rodgers Comment
  CAS-BOT-BC61864  Isoetes nuttallii Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1639 Plumas 100 yds northwest of margin of Pond Reservoir 1097 Comment
  SJSU13926  Ivesia baileyi N. A. Hopkins 1986-7-15 1362 .5 Plumas by rd below Frenchmans Cr Reservoir Comment
  RSA790596  Ivesia sericoleuca James R. Shevock, Barbara Ertter 1986-7-20 11737 Plumas Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth. 1650 Comment
  HSC104017  Juncus balticus var. balticus L. Ahart 2008-8-13 15156 Plumas About 1.75 air miles S of Little Grass Valley Reservoir, ~1.0 mi. NE of La Porte, west of East Branch Creek, on the western side of La Porte Rd. 1614 Comment
  SEINET10472240  Juncus bufonius Lowell Ahart 1985-7-11 Ahart 5133 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
  CHSC113882  Juncus bufonius var. bufonius Lowell Ahart 2014-8-26 19780 Plumas Silt bars 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
  RSA59906  Juncus bufonius var. occidentalis E. K. Balls 1950-9-14 15821 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  JEPS107941  Juncus confusus Lowell 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 1597 Comment
  CHSC100057  Juncus covillei Lowell Ahart 2008-8-13 15157 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  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
  SEINET10945580 Image available Juncus dubius R. M. Austin 1880-1 Austin s.n. Plumas Comment
  CHSC110996  Juncus dudleyi Lowell Ahart 2012-4-1 18256 Plumas On the west edge of Caribou Road, about 20 yards south of the stream, about 4 miles (air) northeast of Belden. 806 Comment
  CHSC66708  Juncus dudleyi Vernon H. Oswald; Lowell Ahart 1996-8-1 8143 .1 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 1.25 mi NW of Hauns Mdw., ca. 2 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. Along a springy cascade on the uphill side of the road. 1706 Comment
  JEPS120102  Juncus dudleyi Lowell Ahart 2012-7-1 18256 Plumas On the west edge of Caribou Road, about 20 yards south of stream, about 4 miles (air) northeast of Belden. Comment
  CHSC97799  Juncus effusus subsp. pacificus L. P. Janeway; B. Castro 2007-8-18 9201 Plumas Northern High Sierra Nevada. Along Squirrel Creek and Road 401 1.9 km northeast of Hwy 70/89 and Williams Loop. 1268 Comment
  CHSC52752  Juncus ensifolius Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  CHSC82503  Juncus hemiendytus var. hemiendytus Lowell Ahart; John Dittes 2002-6-17 9722 Plumas In a meadow, on the north side of the road, about 1/8 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1651 Comment
  CDA17246  Juncus howellii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16273 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  RSA755215  Juncus howellii L. Ahart, John Dittes 2009-8-28 16355 Plumas N side of Forest Service Road 27N98, headwater of Clear Creek, about 2 air miles N of Butt Valley Reservoir Dam, about 3 air miles SW of Lake Almanor Reservoir Dam. 1477 Comment
  CHSC97313  Juncus laccatus Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14459 Plumas About 20 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  UC1495737  Juncus luciensis Barbara Ertter and Jeffrey L. Strachan 1980-7-31 3886 Plumas ca 0.75 mi e Milford-Beckwourth Road (near cattle guard); Plumas National Forest, Dixie Creek 1706 Comment
  JEPS114940  Juncus macrandrus Lowell Ahart 2008-8-14 15213 Plumas Meadow (swamp, bog), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 41/2 miles (air) north of La Porte 1597 Comment
  UCD108041  Juncus macrandrus Tim Kuhn 2006-7-11 77 Plumas on Plumas NF forest service road 107407. Comment
  CAS-BOT-BC110764  Juncus mertensianus L. P. Janeway; Jim Battagin; Rob Russell 1993-8-4 4492 Plumas Plumas National Forest. Beckwourth Ranger District. Lovejoy Compartment. Along Dolly Creek at upper portion of the Walker Mine tailings. 1749 Comment
  CDA33202  Juncus nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3152 Plumas Long Valley, 0.4 mile south of junction of Dixie Canyon-Round Valley and Canyon Dam Roads, at Maxwell Mine Road. Comment
  CDA33231  Juncus occidentalis L. 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. Comment
  CDA34083  Juncus orthophyllus L. Ahart, J Guardino 2005-8-9 12265 Plumas Between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. Comment
  CHSC92197  Juncus orthophyllus Lowell Ahart; John Dittes 2005-9-19 12418 Plumas Along the west side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1998 Comment
  CHSC72325  Juncus oxymeris L. P. Janeway 1998-9-10 6270 Plumas Butterfly Valley Botanical Area; southwest edge of the main darlingtonia bog below Road 25N47 (Sweetwater Marsh) 0.3 mi south of Road 417. 1164 Comment
  JEPS113815  Juncus parryi Lowell Ahart, John Dittes 2007-8-9 14439 Plumas About 80 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  CHSC102044  Juncus tenuis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16209 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
  CHSC102671  Juncus tenuis Lowell Ahart; John Dittes 2009-9-7 16390 -A Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC95021  Juncus tenuis Lowell Ahart 2006-10-23 13491 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CAS-BOT-BC85336  Juniperus occidentalis J. G. Lemmon s.n. Plumas Near Quincy Comment
  CAS-BOT-BC246159  Keckiella lemmonii David D. Keck 1932-7-6 1712 Plumas 3 mi. N of Keddie 1036 Comment
  CHSC28050  Keckiella lemmonii J. D. Jokerst 1978-6-21 143 Plumas 200 yds sw of intersection of Hwys 70 and 89, openings in Yellow Pine Forest. Comment
  JEPS10897  Keckiella lemmonii W. I. Follett 1942-7-27 135 Plumas Deadwood Summit 1386 Comment
  JEPS85636  Keckiella lemmonii W. L. Jepson 1939-7-31 19295 Plumas half-way between Meadow Valley and Buck's Valley (Spanish Peak, lower slopes); Spanish Peak 1524 Comment
  NY790336  Keckiella lemmonii L. Ahart 1986-7-25 5375 Plumas Along Cleghorn Bar Road, about 1½ miles west of Finger Board, about 4 miles northwest of Pilot Peak. 1828.8 Comment
  POM181611  Keckiella lemmonii Unspecified 1874-09 s.n. Plumas Quincy. Comment
  UCR3599  Keckiella lemmonii Wm. Horn Jr. 1963-8-4 630804- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, edge of Schnieder Creek Road, 1 mi south of Meadow Valley Creek 1250 Comment
  CHSC21566  Kelloggia galioides L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Found in the middle of the section. Comment
  CHSC64133  Kelloggia galioides B. Castro; R. A. Schlising 1987-7-21 174 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42. 1539 Comment
  CHSC91939  Kelloggia galioides Lowell Ahart; Josephine Guardino 2005-8-9 12276 Plumas Sides of a deep depression (mining?) in a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  JEPS29545  Kelloggia galioides John Thomas Howell 1960-7-17 35489 Plumas Drakesbad; Lassen Volcanic National Park 1676 Comment
  RSA59348  Kelloggia galioides E. K. Balls 1950-9-2 15625 Plumas Road to Mt. Ingalls Lookout after leaving road from Ramelli to Walker Mine. 2104 Comment
  JEPS115876  Kyhosia bolanderi Lowell Ahart, John Dittes 2009-8-28 16352 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CHSC34931  Lactuca serriola M. S. Taylor 1981-7-29 4144 Plumas On e side of 24N42-Flournoy Grade, 1.9 mi s of Flournoy Bridge, ca. 3 air mi e of Genesee. 1463 Comment
  JEPS94951  Lactuca serriola Lowell Ahart 1996-10-10 7706 Plumas 1 mi w of Blue Nose Mountain (about 2 mi e of Pilot Peak, on w side of dirt road at Turkey Town); Turkey Town 1676 Comment
  JEPS95145  Lactuca serriola Lowell Ahart 1996-10-10 7706 Plumas 1 mi w of Blue Nose Mountain (about 2 mi e of Pilot Peak, on w side of dirt road at Turkey Town); Turkey Town 1676 Comment
  CAS-BOT-BC340603  Lactuca serriola E. K. Balls 1950-8-31 15518 Plumas Hwy. 24, 1 mile north of Spanish Creek, north of Quincy 1097 Comment
  RSA233729  Lagophylla ramosissima R. F. Thorne, C. W. Tilforth 1969-9-6 39229 Plumas S of Feather River, 1 mile SW of Beckwourth. 1357 Comment
  CAS-BOT-BC341567  Lagophylla ramosissima Janet Jones 1980-7-14 196 Plumas Around Layman near Blairsden, Plumas National Forest 1280 Comment
  CAS-BOT-BC341571  Lagophylla ramosissima John Thomas Howell 1961-9-25 36965 Plumas Vinton 1506 Comment
  CAS-BOT-BC204911  Lathyrus W. Harnach; N. Harnach 1990-5-12 296 Plumas Sierra Valley. Correco Canyon 1615 Comment
  UCD40294  Lathyrus hirsutus Rodney Gale Myatt 1971-6-13 739 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  UCR123905  Lathyrus latifolius George K. Helmkamp, E. A. Helmkamp 2001-7-6 6856 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  SEINET10940069  Lathyrus nevadensis Mary Susan Taylor 1982-6-16 Taylor 4679 Plumas T24N R10E nw/sw sec 33. Spring Garden quad. Mixed Evergreen Forest; on rdcut, n side of 24N26, 0.5 mi w of its jct with Quincy-LaPorte Rd, ca. 3 mi se of Quincy. 4500 ft. 1372 Comment
  CAS-BOT-BC205073  Lathyrus sulphureus John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1922 Plumas Butterfly Botanical Area and Vicinity 1066 Comment
  UCD106446  Lathyrus sulphureus C. L. Hitchcock 1950-5-28 19229 Plumas 5 miles SW of Greenville on road to Quincy. Comment
  RSA286331  Ledum glandulosum R. F. Thorne 1974-7-30 45001 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  UC1121006  Ledum glandulosum F. W. Embree 1934-6-6 87 Plumas Plumas National Forest, at Three Lakes Three Lakes; Plumas National Forest, Three Lakes 1889 Comment
  CAS-BOT-BC534905  Lemna turionifera Robert J. Weatherby 1950-7-28 1486 Plumas Bridge over Indian Creek, road to Taylorville 1066 Comment
  CHSC20810  Lepidium campestre K. R. Stern 1975-7-24 5847 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC518  Lepidium campestre E. Wager 1937-5-15 Plumas Near Quincy. 365 Comment
  CHSC60074  Lepidium campestre L. P. Janeway 1992-7-1 4247 Plumas Plumas National Forest. Pasture flat between Middle Fork Feather River and Mohawk Ranger Station, just west of Bonta Creek. 1325 Comment
  JEPS53665  Lepidium campestre W. L. Jepson 1939-8-8 19471 a Plumas Meadow Valley 1158 Comment
  CAS-BOT-BC88836  Lepidium campestre John Thomas Howell; Gordon H. True 1967-6-11 42581 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CAS-BOT-BC89705  Lepidium latifolium Lowell Ahart 1986-7-25 5381 Plumas Along Cleghorn Bar Road, a littel east of Sawpit Flat, about 1.25 mile southwest of Finger Board. 1828 Comment
  CAS-BOT-BC60091  Lepidium virginicum var. menziesii John Thomas Howell 1955-7-19 30788 Plumas Sierra Nevada. Vinton. 1505 Comment
  CHSC70029  Leptosiphon bolanderi L. P. Janeway 1997-5-7 5106 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. Flat above the creek. 1225 Comment
  CHSC63651  Leptosiphon ciliatus B. Castro; R. Zebell 1989-7-20 329 Plumas Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy. 1539 Comment
  POM193503  Leptosiphon harknessii J. B. Feudge 1929-7-17 1982 Plumas Near Chester Comment
  POM74482  Leptosiphon nuttallii Marcus E. Jones 1897-7-6 10079 Plumas Prattville. 5 miles west. 1372 Comment
  CHSC30931  Lessingia nemaclada M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3346 Plumas S side of Bucks Lake-Spanish Ranch Rd, ca. 1/4 mi e of Frenchman Hill, ca. 20 mi sw of Quincy. 1645 Comment
  UCD132706  Leucanthemum vulgare Beecher Crampton 1970-6-25 8630 Plumas Quincy. 1043 Comment
  CAS-BOT-BC59609  Leucothoe davisiae Herbert L. Mason 1924-6-19 1073 Plumas Along margins of Bear Lake at base of Mt. Elwell. Comment
  CHSC21198  Leucothoe davisiae F. T. Griggs; A. Pass 1975-7-17 220 Plumas Bucks Lake. Comment
  UC1121017  Leucothoe davisiae D. Axelrod 1934-6-4 12 Plumas Plumas National Forest, American House American House; Plumas National Forest, American House 1493 Comment
  CAS-BOT-BC444179  Lewisia nevadensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54102 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  SEINET10572728  Lewisia nevadensis Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4323 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CDA14581  Lewisia triphylla G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3064 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC41379  Lewisia triphylla Lowell Ahart 1986-7-8 5348 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CHSC63266  Lewisia triphylla Lowell Ahart 1994-6-15 7324 Plumas On the west side of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  JEPS87757  Lewisia triphylla Lowell Ahart 1994-6-15 7324 Plumas w side of logging road near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 1 air mi w of Little Grass Valley Reservoir) 1767 Comment
  UC523875  Leymus cinereus C. R. Ball 1932-7-24 699 Plumas Humbug Rd 9 mi sw Lake Almanor (20 mi ne of Chaparral, road side); Humbug House Comment
  CAS-BOT-BC274529  Leymus triticoides F. H. Surber 1972-8-1 s.n. Plumas Approximately 2 miles east of Portola (community of Delleker) Comment
  SEINET10531229  Libocedrus decurrens Bonnie C. Templeton 1967-4-23 Templeton 10746 Plumas National forest near Quincy. Mtn slope. Assoc. with sugar pine, ponderosa, white fir. Comment
  CHSC62336  Ligusticum grayi B. Castro; R. Fallscheer, R, Zebell 1989-8-21 407 Plumas Ca 8 air mi S of Bucks Lake, ca 1 mi N of Hunter's Ravine. 1584 Comment
  CHSC97565  Limosella acaulis Lowell Ahart; John Dittes 2007-6-17 14178 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
  UC1101425  Limosella acaulis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1352 Plumas s end Lake Almanor; s end of Lake Almanor Comment
  UC1025103  Limosella aquatica Leo Whitney 1934-8-12 1875 Plumas 8 mi ne Spring Mountain (over-flow marsh from Walker Mine); Plumas National Forest, ne of Spring Mountain 1889 Comment
  UC1024291  Linanthus filipes Helen K. Sharsmith 1955-6-28 4520 Plumas near Virgilia; East Branch of the North Fork of Feather River 762 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
  PASA754  Linanthus harknessii Margaret Stason 1932-6-22 Plumas Camp ground lake Almanor Comment
  UC1931363  Linaria vulgaris Colin P. Dillingham 2008-6-17 Plumas Along west side of Quincy Junction Road between Bell Lane and Lee Road. Comment
  RSA52882  Lindernia dubia var. anagallidea R. Weatherby 1950-7-28 1530 Plumas At Smith Lake. 1250 Comment
  UCD73085  Linnaea borealis John M. Tucker 1948-7-25 1735 Plumas Woods in vicinity of Cascade. 1615 Comment
  CHSC51029  Listera convallarioides Lowell Ahart 1990-7-16 6569 Plumas On the south bank of the South Fork of the Feather River, about 1/2 mile north-east of the Independent Mine, about 3 1/2 miles north-east of Little Grass Valley Reservoir. 1828 Comment
  CAS-BOT-BC435465  Lithophragma glabrum W. W. Wagner 1919-5-25 264 Plumas Squirrel Creek vicinity of Quincy Comment
  CAS-BOT-BC443342  Lithophragma parviflorum Alice Eastwood 1927-6-27 14902 Plumas In woods, on road from Chilcott Comment
  SEINET7714129  Lithospermum californicum Unknown Plumas Meadow Valley Comment
  CAS-BOT-BC174463  Loeflingia squarrosa John Thomas Howell 1962-6-19 37872 Plumas 5.8 miles e. of Beckwourth 1493 Comment
  RSA169390  Lomatium donnellii L. S. Rose 1963-6-4 63122 Plumas Sierra Valley, 2 miles south of Beckwourth 1463 Comment
  UC1776681  Lomatium hendersonii G. Schoolcraft 1997-5-18 2591 Plumas Top of Dimond Mtns. Farthest peak E on main ridge 2255 Comment
  UC584304  Lomatium macrocarpum G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2246 Plumas n. Engelmine (slopes & ridge crest Red Rock); Red Rock Comment
  UCD127698  Lomatium macrocarpum Michael A. Vincent 1999-6-8 8555 Plumas Plumas National Forest, Milford Ranger District. Along FS 26N17 just north of FS 26N40. Comment
  SEINET5333493  Lomatium nevadense var. nevadense W. Harnach, N. Harnach 2000-4-24 879 Plumas Sierra Valley, 1 mile due south of Vinton, CA and .75 mile east of Hwy. 49 1515 Comment
  CDA12092  Lomatium nudicaule G. F. Hrusa, G. L. Webster 1989-5-1 7017 Plumas Modoc Plateau; Hwy 70 between Vinton & Beckwourth. Comment
  CHSC72417  Lomatium plummerae L. P. Janeway 1998-6-2 5623 Plumas Squaw Valley; northeast side of Road 28N01 0.6 mi northwest of Road 26N70('Four Corners'). 1705 Comment
  RSA0012544  Lomatium utriculatum Joan Stewart 2000-06 1038 Plumas Plumas National Forest Comment
  JEPS114359  Lonicera conjugialis Lowell Ahart 2008-8-14 15214 Plumas West of the small stream, northwest of the meadow (swamp, bog), about 300 yards north of the paved road, about 1/2 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of 1597 Comment
  CAS-BOT-BC243912  Lonicera involucrata var. involucrata E. K. Balls 1950-9-7 15701 Plumas Lake Center Public Campground 2042 Comment
  CHSC21282  Lonicera involucrata var. involucrata F. T. Griggs; A. Pass 1975-8-2 292 Plumas Buck's Lake. Comment
  CAS-BOT-BC243908  Lonicera involucrata var. involucrata L. S. Smith 1939-7-2 s.n. Plumas Camp Pakatsi, Tahoe National Forest 2133 Comment
  CHSC21694  Lotus F. T. Griggs; A. Pass 1975-7-2 65 Plumas North of Grizzly Forebay. Comment
  CAS-BOT-BC200951  Lotus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54359 Plumas Near Indian Creek about 0.75 miles northwest of northwest arm of Antelope Reservoir 1584 Comment
  UC625498  Lotus nevadensis var. nevadensis Frank W. Gould 1938-6-26 455 Plumas 5 mi n Blairsden 1371 Comment
  JEPS105486  Lotus oblongifolius Holly Forbes and Barbara Keller 2003-7-9 28 Plumas along road opposite Gold Lake Staging Area Comment
  RSA186425  Lotus oblongifolius var. nevadensis D. D. Keck 1932-7-3 1710 Plumas Quincy Comment
  CDA32018  Lotus purshianus var. purshianus L. Ahart, J. Dittes, J. Guardino 2009-7-29 16235 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  RSA769812  Lotus purshianus var. purshianus L. Ahart 2008-9-10 15381 Plumas Sides of Onion Valley Creek, in northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9.5 air miles northeast of La Porte. 1917 Comment
  UC725747  Lupinus A. A. Heller 1907-7-2 8685 Plumas between Vinton and Beckwith; between Vinton and Beckwith 1493 Comment
  SBBG3623  Lupinus adsurgens var. undulatus H. and M. Dearing 1939-5-9 3222 Plumas near Quincy Comment
  CHSC88838  Lupinus albifrons L. Hanson 1985-5-24 263 Plumas Plumas National Forest. Near Massack Rest Stop, Hwy. 70. 1066 Comment
  CHSC55697  Lupinus albifrons var. albifrons Steven Triano 1988-4-17 66 Plumas Along n side of Hwy. 89 ca 3.3 mi n of its jct. with Hwy. 70. 1005 Comment
  CHSC21529  Lupinus andersonii D. Brink; L. Mayer 1975-7-8 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC8516  Lupinus angustiflorus Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen National Park Comment
  RSA29125  Lupinus apertus J. T. Howell 1951-6-27 27606 Plumas Jamison Creek. 1890 Comment
  CHSC36863  Lupinus arbustus M. S. Taylor 1982-8-18 5016 Plumas Mt Ingalls summit, ca. 9 air mi ne of Sloat. 2551 Comment
  SEINET10484724  Lupinus arbustus subsp. silvicola Douglas G. LeDoux, Katherine L. Morris; David B. Dunn 1973-6-5 LeDoux 1077 Plumas On s side of greenville on n facing slope. Douglas fir forest on small side Road Comment
  SEINET10484725  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-6-1 Taylor 4586 Plumas T26n,r9e,sec.15 center. Greenville sw quad. N side of dixie canyon road (204), Opposite round valley reservoir, ca 2 air miles w of crescent mills. Mixed Coniferous forest. With castillefa applegatei fragilis, iris hartwegii Pinetorum 1402 Comment
  SBBG68970  Lupinus argenteus var. heteranthus E. Rockwell -Jun-1925 518 Plumas Beckwourth 1508 Comment
  SEINET5327970  Lupinus argenteus var. heteranthus W. Harnach, N. Harnach 1990-5-12 293 Plumas Sierra Valley. T22N R14E S23NE of NE1/4. Wilson brothers ground, south of Marble Lane, on Co. Rd. A-23 (the rock pile). 1515 Comment
  CHSC52428  Lupinus argenteus var. meionanthus L. P. Janeway 1990-6-6 3700 Plumas Plumas National Forest. Forested flat on N side of Long Valley ca 1/2 mi E of Rattlesnake Cr and ca 1/2 mi N of Hwy 70/89; vicinity of Sloat. 1356 Comment
  CHSC35934  Lupinus breweri M. S. Taylor 1982-6-10 4630 Plumas In sand on road, ca. 1 mi ne of Mapes Canyon, ca. 3 air mi nnw of Beckwourth. 1798 Comment
  SEINET10452630  Lupinus breweri Mary Susan Taylor 1982-6-23 Taylor 4720 Plumas T23N R10E se/sw sec 11. Blue Nose Mt quad. Flat ridge running n off 23N43Y, at loop in rd, 1.5 mi w of its jct with Peoria Cr Rd (23N10), ca. 6 air mi sw of Sloat. 4600 ft. 1402 Comment
  UC1075581  Lupinus breweri E. K. Balls and L. W. Lenz 1956-6-20 21845 Plumas along State Hwy 89 Quincy to Sierraville 5 mi se Graeagle; se of Graeagle 1432 Comment
  CAS-BOT-BC196676  Lupinus breweri var. breweri J. T. Vale 1989-10-4 s.n. Plumas Rd. Bucks Ck - Oroville 1981 Comment
  SEINET10841140  Lupinus caudatus Mary Susan Taylor 1982-9-13 Taylor 5126 Plumas T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft. 1487 Comment
  SEINET10490669  Lupinus caudatus subsp. caudatus Mary Susan Taylor 1982-7-10 Taylor 4620 Plumas T23n, r15e nw1/4sw1/4, sec. 7. Reconnaissance peak quad. Corolla blue. Around grassy knoll with large granite boulders, sw of 23n72, ca. 1 Mi. W of Table rock, ca. 3 Air mi. Ne of beckwourth. With phacelia linearis, penstemon Deustus. 1554 Comment
  RSA252476  Lupinus confertus Robert F. Thorne, C. W. Tilforth, K. Thorne 1969-9-6 39226 Plumas Just S of Beckwourth and S of the Feather River on Co. Hwy. A24. 1357 Comment
  RSA263045  Lupinus confertus W. E. Harmon 1969-8-18 1566 Plumas Beckworth Pass, 1/2 mi. W. Comment
  SEINET10452034  Lupinus confertus Mary Susan Taylor 1982-7-13 Taylor 4825 Plumas T26N R9E se/nw sec 22. Greenville SW quad. Bellas Flat, s side of Round Valley Reservoir, ca. 4 mi s of Greenville. 4500 ft. Dry cobbly drainage in Mixed Coniferous Forest. 1372 Comment
  SEINET10452035  Lupinus confertus Mary Susan Taylor 1982-7-8 Taylor 4792 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
  SEINET10485161  Lupinus confertus Mary Susan Taylor 1982-6-13 Taylor 4825 Plumas T26n, r9e, se1/4nw1/4 sec 22. Almanor se quad. Corolla pale blue. Bellas Flat on s side of round valley reservoir, ca 3 air mi. S of greenville. Dry Flat cobbly drainage in montane coniferous forest. With monardella Odoratissima glauca. 1372 Comment
  SEINET10870976  Lupinus confertus Charles Piper Smith 1921-7-16 Smith 3433 Plumas Taylorsville - lower indian creek bridge. Comment
  CAS-BOT-BC215369  Lupinus dalesiae M. S. Taylor 1982-6-3 4600 Plumas Road cut on N side of White Cap Road 1.1 and 1.2 miles S of its junction with Peoria Creek Road, ca. 4 miles SW of Sloat 1524 Comment
  CAS-BOT-BC215411  Lupinus dalesiae Lowell Ahart 1983-7-14 4193 Plumas S Fork of the Feather River, S of the Feather Fork Mine, about 1.5 miles NE of Little Grass Valley Res., about 5.5 miles N of La Porte 1750 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
  CHSC98991  Lupinus dalesiae Lowell Ahart 2008-6-5 14810 Plumas Steep west bank of the South Fork of the Feather River, about 1/8 mile southwest of the Feather Fork Mine, about 1 1/3 miles northeast of Little Grass Valley Reservoir. 1645 Comment
  RSA101414  Lupinus dalesiae R. Weatherby 1955-7-26 1660 Plumas Spanish Peak, near Meadow Valley. 2165 Comment
  RSA300982  Lupinus dalesiae M. L. Conrad, David B. Dunn, LeDoux 1973-6-5 7058 Plumas 5.2 miles west of jct. of Hwy 70 and Meadow Valley Road in Quincy. Comment
  SEINET8584753  Lupinus dalesiae W. Harnach 2004-4-11 1156 Plumas Quincy, CA; end of Forest Knoll Road at the top of the hill 1061 Comment
  RSA0003389  Lupinus dalesiae Ella Dales Cantelow 1940-5-12 3862 Plumas 2.4 mi E of Meadow Valley Inn near Quincy. Comment
  SEINET10452044  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4527 Plumas T23N R11E sw/ne sec 10. Mt Ingalls quad. Rdbk w side of 509A, ca. 50 ft s of its jct with Hwy 70, 1 mi ne of Sloat, 2.6 mi w of Cromberg. 4300 ft. Jeffrey Pine Forest. 1310 Comment
  SEINET10452045  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4526 Plumas T23N R11E sw/sw sec 2. Mt Ingalls quad. In partial shade of Jeffrey Pine Forest, s side of 23N12, 0.8 mi e of its jct with 23N52, ca. 3/4 mi w of McDermott Ravine, ca. 1.5 mi ne of Sloat. 4500 ft. 1371 Comment
  SEINET10452052  Lupinus dalesiae Mary Susan Taylor 1982-8-23 Taylor 5040 Plumas T25N R8E nw/se sec 20. Almanor SE quad. On s side of Virgilia-Meadow Valley Rd (25N17), 0.3 and 1.0 mi w of its jct with Hambly Ravine turnoff (25N20), ca. 0.5 mi s of Virgilia. MEF; 3700-3900 ft 1128 Comment
  SEINET10452059  Lupinus dalesiae Mary Susan Taylor 1982-6-21 Taylor 4709 Plumas T23N R11E sw/nw sec 19. Blue Nose Mt quad. Above small creek, ca. 100 ft n of Eureka Ridge Rd (23N09.1), ca. 0.5 air mi nw of White Cap, ca. 3 air mi sw of Sloat. 5800 ft. 1768 Comment
  SEINET10485201  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4528 Plumas T23n r11e ne1/4se/14 sec 17. Blue nose mt quad. Corolla yellow. Steep Roadcut on phyllite, w side of peoria creek rd (23n10), 2.1 - 2.2 mi. W of its Jct with poplar creek near sloat. With acer macrophyllum, calocedrus Decurrens. 1341 Comment
  SEINET10841217  Lupinus dalesiae Mary Susan Taylor 1982-6-23 Taylor 4719 Plumas T23N R10E ne/nw sec 14. Blue Nose Mt quad. S side of 23N43Y, 2.4 mi w of its jct with Peoria Cr Rd (23N10), ca. 1 mi s of English Bar, ca. 6 mi sw of Sloat. 4600 ft. 1402 Comment
  SEINET10906998  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4595 Plumas 5500 ft. T23N R12E ne/sw sec 17. S side of 23N11, 0.5 mi e of its jct with 23N48, ca. 5 air mi n of Mohawk. 1676 Comment
  SEINET10973213  Lupinus dalesiae Mary Susan Taylor 1982-6-16 Taylor 4678 Plumas T24N R10E nw/sw sec 33. Spring Garden quad. Mixed Evergreen Forest; on rdcut, n side of 24N26, 0.5 mi w of its jct with Quincy-LaPorte Rd, ca. 3 mi se of Quincy. 4500 ft. 1372 Comment
  SBBG3613  Lupinus formosus H. and M. Dearing 1939-7-4 3815 Plumas Greenville Comment
  RSA121628  Lupinus grayi E. Sawyer 1935-6-1 54 Plumas 1.75 mi NE of Hawks 1585 Comment
  SEINET10490333  Lupinus grayi Patricia L. Kenney 1973-6-5 Kenney 424 Plumas Collected along a stream along hwy 70, 6 mi. S from jct of hwy 89 & 70. 1067 Comment
  SEINET10490336  Lupinus grayi Mary Susan Taylor 1982-6-2 Taylor 4597 A Plumas Along 23N11, on loop through Cogswill Ravine, on road cut, 3.2 mi. NE of Jackson Creek Campground, ca 5 air mi N of mohawk. 1737 Comment
  SEINET10490346  Lupinus grayi Mary Susan Taylor 1982-6-14 Taylor 4673 Plumas T25n r9e nw1/4 sec 4. Greenville sw quad. On ridge w of indian falls on hwy 89, In burn area (1980). 1311 Comment
  SEINET8042222  Lupinus grayi A. A. Heller, P. B. Kennedy 1907-7-13 8832 Plumas Between Taylorville and Little Grizzly Creek Comment
  UC865175  Lupinus grayi A. A. Heller 1938-5-30 15134 Plumas along the Feather River Highway #24 near Rich Bar; along the Feather River Highway #24, near Rich Bar 762 Comment
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Aug 1 2007
  SBBG9164  Lupinus lepidus var. confertus H. and M. Dearing 1938-7-2 2267 Plumas Feather River Hwy Comment
  UC723800  Lupinus lepidus var. confertus Joseph Andorfer Ewan 1934-7-8 8583 Plumas Mohawk Valley Sierra Nevada, Mohawk Valley (Camp Caldwell, Dentens) 1615 Comment
  CHSC92284  Lupinus lepidus var. sellulus John Dittes 2005-6-23 1180 Plumas Northern High Sierra Nevada Range; near west shore of Lake Almanor; ca. 0.6 air-miles southeast of intersection of Hwy 36 and Hwy 89; just west of Hwy 89. 1376 Comment
  JEPS100592  Lupinus leucophyllus Dean W. Taylor 1974-10-1 5043 Plumas Wade Lake, Jamison Creek drainage, ca. 3 miles S of Plumas-Eureka State Park, 2000 m elev. 1999 Comment
  CHSC62357  Lupinus obtusilobus B. Castro 1990-7-30 435 Plumas Ca 4.5 mi SW of Bucks Lake, along both sides of the Oro-Quincy Hwy near the 'French Hotel' area. 1722 Comment
  POM118281  Lupinus onustus H. C. Cantelow 1940-5-12 3672 Plumas 2 miles north of Quincy, Highway 89. Comment
  UC972200  Lupinus onustus Milo S. Baker 1952-5-24 12439 Plumas above Pine Valley (Highway 89); Highway 89 944 Comment
  UC1129726  Lupinus polyphyllus var. burkei E. Sawyer 1935-6-27 169 Plumas 3 1/2 mi n Hawks; Plumas National Forest, Sierraville Quad. Comment
  SEINET8059930  Lupinus polyphyllus var. burkei A. A. Heller, P. B. Kennedy 1907-7-4 8715 Plumas Red Clover Valley Comment
  SEINET8059932  Lupinus polyphyllus var. burkei A. A. Heller, P. B. Kennedy 1907-7-15 8858 a Plumas Near mouth of Little Grizzly creek below Genessee Comment
  SEINET10490877  Lupinus sellulus var. sellulus Duane Isely, I. Isely 1971-7-13 Isely 11396 Plumas Plants to 18 inches, densley clustered with spikes much overtopping leaves; Flowers pale lavender; standard inconspicously dark-mottled, recurved ca 40 Degrees; basal leaves evident. Spring garden. 1189 Comment
  SEINET10936768  Lupinus stiversii A. Arthur Heller 1938-5-30 Heller 15131 Plumas Granite sand on the feather river bank near bucks creek power house. The Plants were very large, much branched, forming mats 1 1/2 feet in diameter. 610 Comment
  CHSC100337  Luzula cascadensis Lowell Ahart 2008-7-9 15062 Plumas Near seeps, on the west side of the good logging road , about 100 yards south of a small stream, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1645 Comment
  JEPS118426  Luzula cascadensis Lowell Ahart 2011-9-20 17687 Plumas Moist open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  CAS-BOT-BC436600  Luzula cascadensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54384 Plumas Sierra Nevada: 0.25 mile E of Bucks Summit on road to Quincy 1670 Comment
  CHSC85993  Luzula comosa var. laxa L. P. Janeway 2003-7-19 7908 Plumas High Cascade Range. Along the south edge of Little Willow Lake. Just above high water line. 1831 Comment
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Oct 3 2006
  JEPS91052  Lycopus uniflorus Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11439 Plumas Cascade Mountains, Lassen National Park, Little Willow Lake Little Willow Lake; Cascade Mountains, Lassen National Park, Little Willow Lake 1874 Comment
  UC1191551  Lythrum hyssopifolia Malcolm A. Nobs, S. Galen Smith 1949-8-19 1462 Plumas on southeastern side of Portola Portola Comment
  CHSC40636  Lythrum portula Lowell Ahart 1985-9-26 5176 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  JEPS114426  Lythrum portula Lowell Ahart 2008-7-9 15066 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte 1689 Comment
  RSA7943  Machaeranthera canescens var. shastensis H. A. Barker 1927-7-16 814 Plumas Along Feather River near Mohawk. 1372 Comment
  CAS-BOT-BC342583  Madia M. S. Taylor 1981-7-11 4067 Plumas SW side of Lake Almanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi nw of Prattville, ca. 3/4 mi e of Hwy 89 1371 Comment
  CAS-BOT-BC343788  Madia elegans A. A. Heller; P. B. Kennedy 1907-7-13 8828 Plumas Taylorville Comment
  POM181078  Madia elegans subsp. elegans A. A. Heller, P. B. Kennedy 1907-7-13 8828 Plumas Taylorville. Comment
  CDA13918  Madia exigua G. F. Hrusa 1997-5-3 13845 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  SD87701  Madia exigua Frank W. Peirson 1926-6-21 6787 Plumas Lake Almanor Comment
  CHSC92131  Madia glomerata Lowell Ahart; John Dittes 2005-9-20 12437 Plumas Along the dry stream, north of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2041 Comment
  CHSC92184  Madia glomerata Lowell Ahart; John Dittes 2005-9-19 12401 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  UC176512  Madia glomerata A. A. Heller and P. B. Kennedy 1907-7-18 8883 Plumas Beckwith Comment
  CAS-BOT-BC342852  Madia glomerata David D. Keck 1938-8-9 4900 Plumas Beckwith (Beckwourth), 0.5 mi. W. of town 1525 Comment
  SBBG27939  Madia glomerata D. D. Keck 1932-7-6 1715 Plumas halfway between Prattville and Chester 1340 Comment
  UC185676  Madia glomerata Katharine Brandegee Plumas Portola Comment
  UC711912  Madia glomerata Roxana S. Ferris and Laura Lorraine 1941-8-9 10430 Plumas near village; Lake Almanor Public Camp Comment
  CAS-BOT-BC343274  Madia gracilis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54252 Plumas About 2.5 miles southeast of Mt. Hough on the road to Quincy 1798 Comment
  CHSC103129  Madia gracilis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16112 Plumas West of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC59905  Madia gracilis L. P. Janeway 1992-7-17 4264 Plumas Plumas National Forest. Cogswell Ravine; ca 1.1 mi north of Mount Jackson, 1.7 mi east-northeast of Cromberg Spring, 2 mi northeast of Middle Fork Feather River. In dirt road and adjacent clear-cut slope. 1731 Comment
  JEPS113707  Madia gracilis Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14462 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
  CAS-BOT-BC343259  Madia gracilis David D. Keck 1932-7-3 1617 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  RSA59430  Madia gracilis subsp. gracilis E. K. Balls 1950-9-15 15852 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  CHSC21800  Maianthemum racemosum F. T. Griggs; A. Pass 1975-8-1 412 Plumas Buck's Lake Forest Service Survey. Comment
  POM147069  Maianthemum racemosum subsp. amplexicaule Alice Eastwood 1927-6-11 14486 Plumas Forest Lodge, near Greenville. Comment
  CHSC36353  Malacothrix floccifera M. S. Taylor 1982-6-14 4674 Plumas On ridge above Indian Falls on Hwy 89, in burn area. 1310 Comment
  SBBG8962  Malacothrix floccifera H. and M. Dearing 1938-7-2 2269 Plumas Feather River Hwy 703 Comment
  RSA537494  Marsilea vestita Barbara Ertter 1988-10-21 8008 Plumas Lake Almanor, E end of causeway ca. 1.5 miles E of Chester on Highway 36 1341 Comment
  CAS-BOT-BC348172  Matricaria discoidea John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1979 Plumas Butterfly Botanical Area and Vicinity. In valley proper near barn 1036 Comment
  CAS-BOT-BC269223  Melica aristata John Thomas Howell 1960-7-17 35486 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC269226  Melica aristata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54379 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CHSC102604  Melica aristata L. P. Janeway; B. Castro 2009-7-18 9861 Plumas Northern High Sierra Nevada. Near the head of a major northwestern fork of Toland Creek, 1.7 air km northeast of Soapstone Hill and about 100 m southeast of Oroville-Quincy Hwy. 1643 Comment
  RSA641468  Melica bulbosa Michael A. Vincent 1999-6-8 8567 Plumas Plumas National Forest, Milford Ranger District. Squaw Valley. Valley floor around junction of FS Rt. 70 and FS 01. Comment
  CAS-BOT-BC282076  Melica fugax L. P. Janeway; Jannice Cutler 1992-5-26 4204 Plumas About 0.1 mile SW of Lake Davis high water line, 1 mile S of Dan Blough Cove 1767 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
  CHSC60511  Melica fugax L. P. Janeway 1992-5-22 4201 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. 1493 Comment
  CHSC87991  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11154 A Plumas On the north side of a forest road, small meadow, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  UC1586418  Melica fugax Vernon H. Oswald and Lowell Ahart 1991-6-18 4691 Plumas ca 5.5 air mi n Greenville (nw side of Homer Lake); Homer Lake 1920 Comment
  SEINET10599382  Melica fugax Vernon H. Oswald, Lowell Ahart 1995-7-24 Oswald 7125 Plumas T30N R7E NE1/4 NE1/4 Sec. 34, High Cascade Range, Red Fir Forest. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. Growing in dry rocky volcanic soil in open, recently logged forest. 1920 Comment
  CHSC111744  Melica harfordii Lowell Ahart 2012-7-1 18259 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. On dry bare disturbed red soil, on the sides and in the gutter of the dirt road to the large pipe. 807 Comment
  CAS-BOT-BC281134  Melica stricta John Thomas Howell; Gordon H. True 1973-7-31 50100 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CHSC80915  Melica stricta Lowell Ahart 2001-7-17 8929 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC264181  Melica subulata John Thomas Howell 1962-6-17 37682 Plumas Butterfly Valley, Sierra Nevada 1036 Comment
  CHSC87861  Melica subulata Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11007 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy. 1344 Comment
  JEPS114925  Melica subulata Lowell Ahart 2008-7-16 15071 Plumas 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
  RSA201358  Melica subulata J. T. Howell 1960-7-23 35965 Plumas Dream Lake, Drakesbad 1677 Comment
  UCD87028  Melica torreyana August L. Hormay 1928-12-7 s.n. Plumas Quincy. Comment
  CHSC52033  Mentha canadensis L. P. Janeway 1990-8-28 3835 Plumas Plumas National Forest. S side of Red Clover Cr on E side of Notson Bridge. 1554 Comment
  SD46649  Mentha canadensis Robert J. Weatherby 1950-7-28 1498 Plumas Border of Smith Lake near Quincy. 1250 Comment
  CHSC95202  Mentzelia dispersa R. D. Fischer; Jenny Marr 2005-7-4 813 Plumas Butt Valley Reservoir. Sierra Nevada high, along the north side road of Butt Valley Reservoir, near the Ponderosa Campground dumpster. 1341 Comment
  CHSC97541  Mentzelia dispersa Lowell Ahart; John Dittes 2007-6-16 14141 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SDSU8068  Mentzelia dispersa R. M. Beauchamp 1965-7-17 Plumas Growing beside the Feather River, 1/2 mile north of Chester, CA. Comment
  UC1121650  Mentzelia montana E. Sawyer 1935-6-10 92 Plumas 5 1/4 mi W of Summit; Sierraville Quadrangle 1493 Comment
  CHSC21582  Micranthes aprica D. E. Brink Jr.; L. M. Mayer 1975-7-23 Plumas Comment
  CAS-BOT-BC428884  Micranthes californica John Thomas Howell; Gordon H. True 1967-5-9 42207 Plumas Lewisia Rock. 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CHSC21182  Microseris nutans F. T. Griggs; A. Pass 1975-7-16 189 Plumas Along road, N. shore of Lower Buck's Lake. Comment
  JEPS106022  Microseris nutans Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10909 Plumas East of the dirt road, south of the Bucks Lake Road, about 2 miles (air) northeast of Meadow Valley, about 5 miles (air) west of Quincy 1147 Comment
  SEINET10475170  Microseris nutans Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4326 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  RSA0014039  Mimulus bolanderi Joan Stewart 2000-06 1031 Plumas Plumas National Forest Comment
  CHSC115158  Mimulus breweri Lowell Ahart 2015-6-7 20216 Plumas Bottom of small basalt ravine, about 80 yards west of dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Mixed Evergreen Forest. 1411 Comment
  RSA59677  Mimulus guttatus E. K. Balls 1950-9-9 15746 Plumas West of Lakes Center Public Campground in small creek running into south end of small lake. 2043 Comment
  SEINET6225043  Mimulus guttatus L. S. Rose 1967-1 67069 Plumas N Fork, Feather River 2 mi E of Belden Comment
  SEINET12326759  Mimulus lewisii M. S. Taylor, Swanson, H. 1982-1 4961 Plumas along 23N08, N side of A-Tree saddle above head of Florentine Canyon, ca 5 air mi SW of Johnsville 2042 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
  RSA169401  Mimulus moschatus L. S. Rose 1963-6-2 63081 Plumas 4 mi. w. of Virgilia. East branch, North Fork of Feather River. 762 Comment
  POM43678  Mimulus moschatus var. moniliformis Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  RSA165579  Mimulus nanus var. mephiticus Clare B. Hardham 1961-6-15 7426 Plumas Engelmine. 1829 Comment
  UC1063557  Mimulus nanus var. mephiticus E. Sawyer 1935-6-22 200 Plumas 1.4 mi se Crow; Plumas National Forest, Sierraville Quadrangle Comment
  POM181069  Mimulus primuloides A. A. Heller, P. B. Kennedy 1907-7-9 8783 Plumas Prattville. Comment
  JEPS113824  Mimulus primuloides subsp. primuloides Lowell Ahart, Josephine Guardino 2007-7-21 14365 Plumas Near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis 1787 Comment
  JEPS80684  Mimulus pulsiferae L. R. Heckard and T. I. Chuang 1981-6-10 5535 Plumas 2 mi ne Almanor (along highway 89 at North Humbug-Humboldt Cross Road junction, w of Lake Almanor) 1391 Comment
  JEPS122309  Mimulus torreyi Lowell Ahart 2014-8-31 19815 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  JEPS8140  Mimulus torreyi W. L. Jepson 1910-6-5 4070 Plumas Warner Valley 1524 Comment
  JEPS34389  Minuartia douglasii Rimo Bacigalupi and P. C. Hutchison, J. K. Wright 1963-6-1 8865 Plumas Rich Bar Feather River Canyon (n side of canyon) 762 Comment
  UC1127236  Mitella breweri A. Lewis 1934-6-18 489 Plumas 1 mi nw Whiskey Diggings; Plumas National Forest, Downieville Quadrangle Comment
  SJSU15282  Monardella follettii S. Woolhouse 2010-7-20 2 Plumas Along forest service road 26N26 north of Highway 70 and west of Caribou Road. Comment
  UCSC008310  Monardella follettii Brett Smith 2011-7-23 BAS 005 Plumas 200 m N of unnamed ravine, 150m E of FS Rd 25N25 1442 Comment
  UCSC008319  Monardella follettii Brett Smith 2012-7-27 BAS 014 Plumas 65m W of unnamed stream, 110 m NE of big bend in FS road that cuts W through Cottonwood Meadow 1341 Comment
  SEINET10582337  Monardella follettii A. Graff 1993-7-23 Graff 337 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
  CHSC51245  Monardella glauca Lowell Ahart 1979-7-18 2002 Plumas Growing about 2 miles north-west of Pilot Peak, about 12 miles north-east of La Porte. 1828 Comment
  RSA767791  Monardella glauca L. P. Janeway 2010-8-19 10167 Plumas Northern High Sierra Nevada. Plumas National Forest; uppermost end of Lumpkin Ridge, 1.6 air km northwest of the Little Grass Valley Reservoir dam; along Road 22N86Y 1 km southwest of Road 22N27 (Lumpkin Road). 1797 Comment
  UCD125275  Monardella odoratissima Collector unknown Date unknown s.n. Plumas Quincy. Comment
  CHSC67834  Monardella odoratissima subsp. pallida James D. Jokerst 1987-5-28 2884 Plumas Ward Creek Canyon on steep, rocky edge SW of creek. 1463 Comment
  CHSC67836  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-3 3112 Plumas N of Florintine Canyon adjacent to La Porte Rd., W of Johnstown. Comment
  CHSC99799  Monardella odoratissima subsp. pallida Lowell Ahart 2008-8-13 15175 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  RSA794998  Monardella odoratissima subsp. pallida L. Ahart, John Dittes 2009-7-15 16097 Plumas East of 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
  SD6871  Monardella odoratissima subsp. pallida Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC1563719  Monardella odoratissima subsp. pallida Barbara Ertter 1988-7-25 7860 Plumas Diamond Mts. ca. 15 air miles due S of Susanville sheep camp on Pierce Creek 1981 Comment
  CAS-BOT-BC222153  Monardella odoratissima subsp. pallida H. D. Ripley; R. C. Barneby 1943-6-16 5771 Plumas Lake Almanor 1356 Comment
  SEINET10582102  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 293 Plumas Plumas National Forest. On Hwy. 70 west, less than .5 miles southeast of Greenhorn Ranch Rd. (just past Graff collections 285-290), at the end of a bridge before a rest area, on south side of the road. T24N,R10E,S26. Comment
  CHSC61747  Monardella sheltonii L. P. Janeway 1993-7-15 4456 Plumas Plumas National Forest. Ridge between Bean Creek and Spanish Creek; along Rd 25N17 5.6 mi northwest of Spanish Ranch Road (in Meadow Valley), and 0.8 mi south of the crest to East Branch North Fork Feather River drainage. 1524 Comment
  RSA551259  Monardella sheltonii J. T. Howell 1975-7-22 51350 Plumas 2 miles NW of Spring Garden 1174 Comment
  SEINET10582347  Monardella sheltonii A. Graff 1993-7-22 Graff 296 Plumas Plumas National Forest. Hwy. 70 west, just past Keddie, on east-facing road cut, just before bridge going over Spanish Creek. T25N,R9E,S22. Growing on a bare, rocky, gravelly, steep cut, below a forest of Pinus jeffreyi, Calocedrus decurrens, Quercus kelloggii. Comment
  CHSC59748  Monardella stebbinsii L. P. Janeway 1992-8-20 4290 Plumas North side of canyon of North Fork Feather River, in ravine above Hwy 70 across from the road down to Rich Bar. 914 Comment
  SEINET10582269  Monardella stebbinsii A. Graff 1993-7-22 Graff 326 Plumas Plumas National Forest. 1.15 miles north on Caribou Rd. (USNFS Rd. 27N26) from wooden bridge just past USNFS Queen Lily Campground, on left roadside. T25N,R7E,S4. Rare, on a rocky, iron-rich serpentine slope, with occasional Pinus ponderosa, Quercus sp., Salix sp. Beginning of bloom. Comment
  SEINET10968926  Monardella stebbinsii Mary Susan Taylor 1981-7-26 Taylor 4115 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. Open serpentine cliff (with granite elements), n side of Caribou Rd. 3.5 mi NE of its jct with Hwy 70 near Beldon. 2700 ft. 823 Comment
  CDA23449  Monolepis nuttalliana F. Surber 1984-6-14 Plumas West of Vinton. 0 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
  CHSC65174  Montia chamissoi Lowell Ahart 1995-8-7 7606 Plumas In a small meadow, near a mountain alder thicket, south of the Pacific Crest Trail, south of a poor dirt road, north-east of the weather station, about 1/2 mile (air) west of Pilot Peak. 1981 Comment
  CHSC36208  Montia fontana subsp. chondrosperma M. S. Taylor 1982-7-7 4785 Plumas In moss along small creek, s slope of Big Hill, ca. 3 air mi s of Sloat. 1615 Comment
  JEPS46144  Montia linearis Duncan Dunning 1923-6-2 Plumas 4 mi nw of Quincy (Snake Lake); Snake Lake Comment
  UC1136708  Montia linearis E. Sawyer 1935-6-27 181 Plumas 1.6 mi ene of Grizzly Peak (Plumas National Forest); Plumas National Forest 1767 Comment
  CAS-BOT-BC445100  Montia linearis A. A. Heller; P. B. Kennedy 1907-7-4 8731 Plumas Two miles south of Red Clover valley Comment
  CAS-BOT-BC267002  Muhlenbergia filiformis John Thomas Howell 1959-9-25 34993 Plumas Feather River, Portola 1478 Comment
  CAS-BOT-BC267014  Muhlenbergia filiformis Clarence R. Quick 1966-7-7 66 37 B Plumas E of Cottonwood Creek crossing, ca 3 miles S of W end of Humbug Valley 1402 Comment
  CAS-BOT-BC267018  Muhlenbergia filiformis Lloyd W. Swift 1932-7-11 63 Plumas Tamarack Ranger Station 1706 Comment
  JEPS122306  Muhlenbergia filiformis Lowell Ahart 2014-8-31 19807 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  JEPS76229  Muhlenbergia filiformis W. L. Jepson 1939-8-12 19391 Plumas dry bed of streamlet Ferris Creek (branch of Last Chance Creek) 1767 Comment
  CAS-BOT-BC275035  Muhlenbergia richardsonis John Thomas Howell 1961-9-24 36923 Plumas New Feather River SW of Beckwourth 1487 Comment
  JEPS102825  Muhlenbergia richardsonis Lowell Ahart 2001-8-29 9244 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SEINET256387 Image available Muhlenbergia richardsonis Lowell Ahart 1985-7-11 5126 Plumas Below the high water line of Little Grass Valley Reservoir where the South Fork of the Feather River flows into the lak 1585 Comment
  UC1075665  Myosotis scorpioides Robert J. Weatherby 1950-7-2 1443 Plumas East Quincy, Mill Creek 1066 Comment
  CAS-BOT-BC83343  Myosurus minimus Michael A. Vincent 1999-6-7 8540 Plumas Plumas National Forest. Beckwourth Ranger District. Along Route A23, just south of Route 70, southwest of Beckwourth. Comment
  CDA19267  Myosurus minimus G. D. Barbe, T. C. Fuller 1982-6-17 3843 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC114291  Myriophyllum hippuroides B. Villegas 2008-7-24 Plumas Indian Creek, south of Crescent Mills, near County Road A22. Comment
  CHSC116015  Myriophyllum hippuroides Lowell Ahart 2015-10-3 20537 Plumas North edge of Round Valley Reservoir, 100 yards east of the Round Valley Reservoir dam, about 2 1/2 miles (air) northwest of Cresent Mills. 1362 Comment
  CDA37312  Myriophyllum sibiricum B. Villegas 2008-7-23 s.n. Plumas Sierra Valley, just east of Beckwourth; Middle Fork of the Feather River near County Road A23, just south of Hwy 70. 0 Comment
  JEPS102860  Myriophyllum sibiricum Lowell Ahart 2001-10-8 9334 Plumas On the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  SEINET6412923  Myriopteris gracillima M. J. Williams 1967-8-20 s.n. Plumas [Sierra Nevada] Rene's Falls, Jamison Creek, above Johnsville. 1859 Comment
  JEPS85838  Najas guadalupensis Barbara Ertter 1988-10-21 7997 Plumas e end causeway 1.5 mi e of Chester (on Hwy 36, Lake Almanor, lake s. side of rd.); Lake Almanor 1341 Comment
  UCD23272  Nama aretioides var. multiflora Louis K. Mann; Pat Mann 1963-6-17 s.n. Plumas Along U.S. Highway 395, between its junction with U.S. Alternate 40 and Doyle. Comment
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Feb 12 2014
  RSA88082  Nama lobbii J. T. Howell 1951-6-28 27697 Plumas Eureka Peak. 1982 Comment
  CDA12051  Narthecium californicum G. F. Hrusa, J. Dinsdale 1989-6-27 7217 Plumas Sierra Nevada; Butterfly Botanical Area, Butterfly Valley approx. 10 miles NW of Quincy. Plumas National Forest. Comment
  UCD139964  Narthecium californicum Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  CAS-BOT-BC515773  Narthecium californicum Lewis S. Rose 1966-7-27 66055 Plumas Butterfly Valley; 3 miles W of Keddie 1066 Comment
  POM161625  Narthecium californicum Rimo C. Bacigalupi 1927-7-10 1690 Plumas About 0.25 mile below outlet of Long Lake along Gray Eagle Creek 1829 Comment
  SEINET12045515  Narthecium californicum Unknown 1961-1 246 Plumas Upper Butterfly Valley, 2.5mi W turn off Hwy 89-US40 1158 Comment
  SEINET12054992  Narthecium californicum J. G. Lemmon 7 s.n. Plumas Butterfly Valley and Castle Lake Valley, near Shasta Comment
  CDA19242  Navarretia breweri G. D. Barbe, T. C. Fuller 1982-6-17 3821 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC110286  Navarretia breweri B. Castro; L. P. Janeway 2006-6-4 1554 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1.2 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. 1674 Comment
  CHSC53160  Navarretia breweri L. P. Janeway 1989-6-9 3279 Plumas Plumas National Forest. Forest along southwest side of Red Clover Valley. 1691 Comment
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Dec 19 2007
  CHSC80850  Navarretia capillaris Lowell Ahart 2001-7-17 8906 Plumas 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. [Lat./Long. on label is '40 degrees 10' 50' N; 121 degrees 24' 21' W]. 1828 Comment
  CHSC20844  Navarretia intertexta subsp. propinqua K. R. Stern 1975-7-23 5816 Plumas W shore of Lake Almanor. 1371 Comment
  JEPS113741  Navarretia intertexta subsp. propinqua Lowell Ahart, Josephine Guardino 2007-7-20 14349 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS70402  Navarretia intertexta subsp. propinqua Joseph Andorfer Ewan 1934-7-18 8558 Plumas near Portola (along bottoms of Middle Fork Feather River); Sierra Nevada, Middle Fork Feather River 1676 Comment
  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
  CHSC53206  Navarretia leptalea subsp. bicolor L. P. Janeway 1989-6-13 3304 Plumas Plumas National Forest. Forest along the south edge of Red Clover Valley. 1699 Comment
  RSA59671  Navarretia leptalea subsp. bicolor E. K. Balls 1950-9-9 15739 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  CHSC97438  Navarretia leptalea subsp. leptalea Robert Fischer 2006-7-2 1039 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  CDA19261  Navarretia leucocephala subsp. minima G. D. Barbe, T. C. Fuller 1982-6-17 3849 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 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
  UC1586424  Nemophila parviflora var. austiniae Vernon H. Oswald and Lowell Ahart 1991-6-18 4690 Plumas ca 5.5 mi (air) n Greenville (nw side of Homer Lake); Homer Lake, n of Greenville 1920 Comment
  UC52234  Nemophila parviflora var. austiniae H. M. Hall and E. B. Babcock 1903-7-4 4421 Plumas near Prattville (North Fork Feather River); , near Prattville 1341 Comment
  SEINET5520937  Nemophila pedunculata W. Harnach, N. Harnach 1989-3-29 008 Plumas Sierra Valley, hillside north of Barry corrals 1585 Comment
  UCD119933  Nemophila pedunculata Grady L. Webster 1992-5-17 7766 Plumas 2 mi sw of Grizzly Valley Dam. 1737 Comment
  CHSC702  Nemophila spatulata 1932-5-29 Plumas Almanor meadows. 1432 Comment
  UC172028  Nepeta cataria H. M. Hall 1912-8-4 Plumas Quincy Comment
  CAS-BOT-BC400101  Nuphar polysepala Robert J. Weatherby 1950-7-28 1497 Plumas Snake Lake, near Quincy 1219 Comment
  CHSC110622  Oreostemma alpigenum var. andersonii B. Castro; L. Janeway 2006-9-9 1616 Plumas High Cascade Range. About 200 m east of Jedidiah Colter Lake (between Blue Lade and North Arm Rice Creek). 1969 Comment
  CHSC88657  Oreostemma alpigenum var. andersonii H. Gray 2003-8-26 Plumas Plumas National Forest. In Barely Fen. 1706 Comment
  CAS-BOT-BC355574  Oreostemma alpigenum var. andersonii John Thomas Howell 1960-7-23 35964 Plumas Lassen Volcanic National Park. Dream Lake, Drakesbad 1828 Comment
  SEINET6030851  Orobanche fasciculata W. Harnach, N. Harnach 1990-6-16 390 Plumas Sierra Valley, N o Vibnton, Frank Dotta Ranch 1524 Comment
  CAS-BOT-BC500309  Orobanche uniflora subsp. occidentalis Lowell Ahart 1975-7-16 s.n. Plumas 2 mi NE of LIttle Grass Valley Res. 1828 Comment
  JEPS25808  Orogenia fusiformis John W. Duffield 1937-5-27 Plumas Grubstake Flats Meadow Valley; , Grubstake Flats Comment
  CHSC73416  Orthilia secunda B. Castro; H. Durio 1995-10-26 628 Plumas Ca 4 air mi SW of Bucks Lake in Granite Basin, and ca 0.1 mi E of a 4WD trail which heads N from USGS Rd 23N18.Along perennial tributary to the Little North Fork Middle Fork Feather River. 1539 Comment
  JEPS106313  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11063 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote 1765 Comment
  JEPS93930  Orthocarpus cuspidatus subsp. cryptanthus Vernon H. Oswald and Lowell Ahart 1998-8-11 9489 Plumas nw of Onion Valley at Monitor Flat on Cleghorn Bar Road 2.5 mi w of Quincy-La Porte Road (County Road 511) Monitor Flat; , Cleghorn Bar Road 1905 Comment
  JEPS95379  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart 1994-7-20 7485 Plumas on both sides of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna 1981 Comment
  UC569896  Orthocarpus cuspidatus subsp. cryptanthus E. Sawyer 1935-6-21 136 Plumas 4 1/2 mi nne Crow; Plumas Nat'l Forest, Sierraville Quadrangle 1737 Comment
  SEINET13755297  Orthocarpus luteus W. Harnach, N. Harnach 1990-7-5 461 Plumas Sierra Valley, first corner east of Co. Rd. A-23 on Marble Lane. 1487 Comment
  SJSU14717  Orthocarpus luteus N. A. Hopkins 1991-6-28 1689 Plumas near Doyles Crossing along rd from Red Clover Valley to Janesville 1524 Comment
  SD7583  Osmorhiza berteroi Daniel Cleveland 1882-7-25 Plumas Comment
  JEPS95637  Osmorhiza occidentalis Lowell Ahart 1994-7-22 7491 Plumas S of the Pacific Crest Trail, W of the large twin rocks on the NE side of Mount Etna 1981 Comment
  CAS-BOT-BC316900  Packera eurycephala var. lewisrosei John Thomas Howell; Gordon H. True 1967-6-13 42589 Plumas East branch of North Fork of Feather River, 4 miles from Rich Bar on road to Virgilia 822 Comment
  CHSC59080  Packera pauciflora Vernon H. Oswald 1992-8-10 5150 Plumas Lassen Volcanic National Park. Small corner of park on the SW side of Warner Valley Rd. between Lee and Kelly camps, on the W boundary line, near the SW corner. Meadow. 1597 Comment
  CHSC109551  Packera streptanthifolia L. P. Janeway 2012-7-17 10948 Plumas Northern High Sierra Nevada. Plumas National Forest; south side of Cedar Flat. 1701 Comment
  POM161729  Paeonia brownii R. C. Bacigalupi 1927-7-12 1729 Plumas Along Little Gray Eagle Creek near Lakes Center Camp. Gold Lakes Region. 1890 Comment
  CDA24373  Paeonia brownii L. Evans 1974-7-17 Plumas Moonlight Valley, 2 miles south of Moonlight Peak, Lassen National Forest. Comment
  JEPS48492  Paeonia brownii John W. Duffield 1937-5-29 Plumas above and w Meadow Valley (below UC Forestry camp); Schneider Creek Comment
  UC586852  Paeonia brownii Joseph Andorfer Ewan 1934-6-26 8187 Plumas on Mt. Elwell Trail 1/2 mi from Gold Lake Lodge 2072 Comment
  RSA718512  Panicum acuminatum var. acuminatum L. Ahart 2006-10-23 13499 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Stale Creek., About 1/8 mile northeast of Scales Road, about 5.5 miles (air) northeast of Strawberry Valley. 1282 Comment
  UCD88718  Panicum acuminatum var. fasciculatum Lewis S. Rose 1966-7-27 66070 Plumas 3 mi. w. of Keddie. Butterfly Valley. 1066 Comment
  CAS-BOT-BC253736  Panicum capillare John Thomas Howell 1959-9-22 34868 Plumas Drakesbad 1737 Comment
  JEPS122244  Panicum capillare Lowell Ahart 2014-9-9 19844 Plumas Below the high water line, on the west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  UCD89500  Panicum capillare Beecher Crampton 1964-8-25 7163 Plumas Lassen Volcanic National Park, Drakesbad, 1/8 mile south of the Guest Houses. 1676 Comment
  CAS-BOT-BC253813  Panicum dichotomiflorum John Thomas Howell 1959-9-26 35065 Plumas Near Virgilia 838 Comment
  JEPS110546  Panicum dichotomiflorum subsp. dichotomiflorum Lowell Ahart 2006-10-23 13499 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  CAS-BOT-BC175579  Parnassia palustris Walter Knight; Irja Knight 1966-9-12 1757 Plumas Darlingtonia Bog. Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC259634  Paspalum dilatatum John Thomas Howell 1959-9-21 34798 Plumas Virgilia 841 Comment
  SEINET7719289  Pedicularis attollens Unknown Plumas Spanish Peak Comment
  RSA0039305  Pedicularis racemosa Lowell Ahart 2008-8-14 15201 Plumas 200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  JEPS22196  Pedicularis racemosa Rimo Bacigalupi with Howard Whisler 1957-7-25 6032 Plumas 1 mi w of Deadwood Summit (along Bucks Lake Road, about 1 33/4 mi e of se end of Bucks Lake) 1645 Comment
  CHSC65128  Pedicularis semibarbata Vernon H. Oswald 1995-7-24 7105 Plumas Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw to Beauty Lake. 1950 Comment
  SEINET10931176  Pedicularis semibarbata Mary Susan Taylor 1982-6-16 Taylor 4685 Plumas T23N R10E se/sw sec 8. Quincy quad. Both sides of 24N13, ca. 0.5 mi n of spur rd to Little Volcano, ca. 4 air mi se of Quincy. Alt. 5500 ft. 1676 Comment
  SEINET11713792  Pellaea brachyptera R. M. Austin 1878-1 s.n. Plumas no further locality Comment
  POM197141  Pellaea mucronata J. G. Lemmon 1883-07 s.n. Plumas Indian Valley Comment
  JEPS26681  Penstemon deustus P. C. Hutchison 1961-6-9 2113 Plumas 2 mi s (below) Rich Bar (along US Alt. 40, at bridge; cliff above road, North Fork Feather River); canyon of the North Fork of the Feather River Comment
  UC886966  Penstemon deustus var. deustus Anna Head 1920-6-15 Plumas among rocks at Lake Center Camp , at Lake Center Camp (Feather River Region) 1920 Comment
  NY591821  Penstemon deustus var. pedicellatus C. B. Wolf 1937-8-6 9065 Plumas Northern Sierra Nevada, Mohawk Valley, 2 miles north of Blairsden 1341.1 Comment
  NY591827  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-11 25812 Plumas Route 24, west of Mohawk R. S. 1463.0 Comment
  CHSC117446  Penstemon deustus var. suffrutescens Lowell Ahart 2016-6-29 21075 Plumas East part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  RSA726370  Penstemon deustus var. suffrutescens L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13983 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  NY609838  Penstemon deustus var. suffrutescens J. L. Reveal 1971-6-23 2470 Plumas Along California highways 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek Comment
  CHSC52741  Penstemon gracilentus L. P. Janeway 1990-8-29 3836 Plumas Plumas National Forest, Beckwourth Ranger District, Mt. Ingalls Compartment. Southern flank of Mt Ingalls ca 1/4 mi from the top. 2407 Comment
  CHSC75547  Penstemon gracilentus G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13247 Plumas Sierra Nevada. Plumas National Forest. Near headwaters of Bull Run Creek off USFS 21N12E. 2100 Comment
  NY600750  Penstemon gracilentus A. A. Heller 1907-7-9 8775 Plumas Prattville Comment
  UC103030  Penstemon gracilentus Mrs. R. M. Austin July 1896 360 Plumas Lassens Peak Comment
  HSC20993  Penstemon gracilentus W. R. Rogers 1966-7-6 287 Plumas Ferris Creek 1829 Comment
  NY600710  Penstemon gracilentus F. W. Pennell 1940-6-10 25803 Plumas Route 89, east of Almanor 1463.0 Comment
  SEINET10547983  Penstemon gracilentus F. Marion Ownbey, Ruth P. Ownbey 1938-7-14 Ownbey 1739 Plumas Dry slope, below humboldt summit, sierra nevada. Comment
  UC586842  Penstemon gracilentus Joseph Andorfer Ewan 1934-6-26 8195 Plumas Gold Lake Road near Sierra Co. line; Sierra Nevada 1828 Comment
  UCR3602  Penstemon laetus Wm. Horn Jr. 1963-6-24 630624- 02 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  CHSC28922  Penstemon laetus var. leptosepalus L. Hanson 1979-7-11 29 Plumas Kellogg Lookout Area. Comment
  JEPS11629  Penstemon neotericus W. L. Jepson 1939-7-31 19307 Plumas lower slopes Spanish Peak Spanish Peak, lower slopes 2011 Comment
  NY627287  Penstemon neotericus R. M. Austin 1878-1 s.n. Plumas Comment
  NY627281  Penstemon neotericus F. M. Ownbey 1938-7-14 1742 Plumas 1 mile southeast of Prattville Comment
  RSA0006195  Penstemon neotericus D. D. Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463 Comment
  RSA59102  Penstemon neotericus E. K. Balls 1950-8-30 15506 Plumas Trail to Buck's Creek from Tobin's Resort, North Fork Feather River. 610 Comment
  SEINET10814527 Image available Penstemon neotericus David D. Keck 1930-7-24 Keck 958 Plumas Halfway between Chester and Westwood. Common under Pinus ponderosa and Abies concolor with Arctostaphylos, Ceanothus, etc. 1463 Comment
  UC501398  Penstemon neotericus David D. Keck 1932-7-6 1713 Plumas on road to Prattville 8 mi n Greenville; Sierra Nevada, n of Greenville 1463 Comment
  CDA12150  Penstemon newberryi G. F. Hrusa, J. Dinsdale 1989-6-25 7197 Plumas Sierra Nevada; Bucks lake north shore. Comment
  HSC22972  Penstemon newberryi John Pratt 1970-6-30 54 Plumas Humboldt Summit Comment
  UCD124293  Penstemon newberryi Donna Allen 1977-5-5 s.n. Plumas Fether River Canyon Road, 25 miles south of 89 junction. 1219 Comment
  CAS-BOT-BC239290  Penstemon newberryi var. berryi Ella Dales Cantelow 1942-5-11 3611 Plumas 1 1/2 mi. w. of Belden, Feather River Canyon 670 Comment
  CAS-BOT-BC239306  Penstemon newberryi var. berryi E. P. Chace 1934-4-11 s.n. Plumas Camp Rodgers Comment
  UCD67959  Penstemon newberryi var. berryi Stephen Brown 1974-5-4 135 Plumas Feather River Canyon, 1 mile up Rock Creek. Yellow Pine Forest. Gravel soil on granite parent material. Xeric area with afternoon sunlight. Perennial shrub, 3 dm high. Locally abundant. 609 Comment
  CAS-BOT-BC239295  Penstemon newberryi var. berryi Elmer I. Applegate 1934-5-3 8908 Plumas Near and west of Meadow Valley Comment
  CAS-BOT-BC245641  Penstemon personatus Lowell Ahart 1980-7-27 2488 Plumas 5 miles east of Bucks Lake, Sierra Nevada 1500 Comment
  CHSC28917  Penstemon personatus L. Hanson 1979-7-23 53 Plumas On ridge south of Coldwater Creek near intersection of roads to Kellogg Lookout and to Mt. Ararat. Comment
  CHSC33747  Penstemon personatus M. S. Taylor; M. Foster 1981-7-14 4009 Plumas 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. 1661 Comment
  CHSC88981  Penstemon personatus L. Hanson 1988-8-22 329 Plumas Plumas National Forest. Buckhorn Creek. 1676 Comment
  SEINET5329281 Image available Penstemon personatus M. Foster 1988-7-8 182 Plumas In clearcut unit, 1.2 mi e of Big Creek and Big Creek Rd., below F.S. Rd. 24N47X, 3 mi e of Bucks Lake, 10 mi sw of Quincy 1591 Comment
  CHSC21298  Penstemon roezlii F. T. Griggs; A. Pass 1975-7-29 257 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC21547  Penstemon roezlii L. M. Mayer 1975-7-9 Plumas Bucks Lake Floristic Survey. Comment
  CHSC97010  Penstemon roezlii B. Castro; Shannon Nielsen 2005-7-12 1491 A Plumas Ca 13 air mi NE of town of Feather Falls and 1.5 air mi SE of the Middle Fork Feather River, on spine of Hartman Bar Ridge. Along USFS Rd 22N94, on E edge of road. Site is 0.3 rd mi S of jcn of the main (94) road with a side-road that goes to Hartman Bar Trailhead. 1453 Comment
  NY650091  Penstemon roezlii B. J. Ertter 1989-7-3 8652 Plumas Slope below Red Rock lookout, ca. 8 airmiles south of Susanville 2255.5 Comment
  CHSC53222  Penstemon rydbergii L. P. Janeway 1989-6-30 3430 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
  SEINET3840877  Penstemon rydbergii M. I. Wibawa, Thomas C. Fuller, G. Douglas Barbe, J. T. Howell 1981-6-23 3144 Plumas Lake Almanor, 3.25 miles west of Round Valley Reservoir Dam; One fourth miles east of Junction with road to Canyon Dam (i.e. South arm of Lake Almanor) 1630 Comment
  CAS-BOT-BC239586  Penstemon rydbergii var. oreocharis Fred Sommers; Greg Sommers 1976-6-11 131 Plumas Sierra Valley Marsh. 300 meters southeast of Metal Bridge 1524 Comment
  CAS-BOT-BC239591  Penstemon rydbergii var. oreocharis A. A. Heller; P. B. Kennedy 1907-7-5 8735 Plumas Red Clover Valley Comment
  CAS-BOT-BC239606  Penstemon rydbergii var. oreocharis E. K. Balls 1950-9-16 15883 Plumas Near fish hatchery, just n. of Plumas-Sierra co. line, Hwy 89 1432 Comment
  CHSC28172  Penstemon rydbergii var. oreocharis J. D. Jokerst 1979-6-23 266 Plumas Abundant in first meadow W. of Meadow Valley Cr. and E. of Forest Service rd. to Deanes Valley (S. of road between Bucks Lake and Quincy). Comment
  NY650944  Penstemon rydbergii var. oreocharis L. Ahart 1980-7-27 2492 Plumas About 3 miles south of Bucks Lake. Comment
  UC1075718  Penstemon rydbergii var. oreocharis Robert J. Weatherby 1955-7-26 1665 Plumas 2 mi n Spanish Peak; n of Spanish Peak 2072 Comment
  UC577896  Penstemon rydbergii var. oreocharis F. W. Embree 1934-6-12 107 -99 Plumas w end Haskins Valley; Bidwell Bar Quad. 1615 Comment
  UC608833  Penstemon rydbergii var. oreocharis Beryl O. Schreiber 1938-7-9 2521 Plumas 1 mi e Meadow Valley; Bidwell Bar Quad. Comment
  CHSC106218  Penstemon speciosus Arthur C. Barrett 1915-7-6 8 Plumas Plumas National Forest. Boulder Creek Canyon. 1706 Comment
  UC696821  Penstemon speciosus David D. Keck 1932-7-6 1718 Plumas 6 mi w Chester; Sierra Nevada, w of Chester 1524 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
  UC1552724  Perideridia bolanderi subsp. bolanderi Frederica Bowcutt 1985-6-6 576 Plumas about 15 air mi ne Quincy; Plumas National Forest, Red Clover Creek Comment
  SBBG5162  Perideridia gairdneri H. and M. Dearing 1938-7-1 2263 Plumas Greenville Comment
  RSA201296  Perideridia howellii J. T. Howell 1960-7-24 35975 Plumas Lassen Volcanic National Park, Drakesbad 1677 Comment
  RSA0039542  Perideridia lemmonii Lowell A. Ahart 2008-8-13 15168 Plumas East of La Porte Road, east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte. 1613 Comment
  SEINET12121326  Perideridia parishii W. Knight, Knight, I. 1983-1 4894 Plumas Warner Creek Campground between Chester & Drakesbad 1539 Comment
  JEPS114420  Perideridia parishii subsp. latifolia Lowell Ahart 2008-7-9 15054 Plumas Near a small meadow about 2 yards west 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
  UC1389966  Perideridia parishii subsp. latifolia T. I. Chuang and R. Bacigalupi 1963-8-2 5918 Plumas Warner Valley campground Comment
  UC1776799  Perideridia parishii subsp. latifolia G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13240 Plumas Sierra Nevada - Plumas National Forest; Hillside adjacent to headwaters of Bull Run Creek off USFS 23N12E 2000 Comment
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  SEINET10906781  Perideridia parishii subsp. latifolia Mary Susan Taylor 1982-6-28 Taylor 4762 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  JEPS122113  Persicaria lapathifolia Lowell Ahart 2014-8-24 19738 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CAS-BOT-BC419235  Persicaria maculosa Robert J. Weatherby 1950-7-21 1469 Plumas East Quincy 1036 Comment
  CHSC31264  Petrorhagia dubia R. K. Rabeler 1980-8-9 514 Plumas Plumas National Forest. On side of dirt road by Murphy Creek, 10 m W of CA 70, 3.5 km (2.2 mi) W of Belden Power House, Belden. Comment
  CHSC36339  Phacelia hastata subsp. hastata M. S. Taylor 1982-6-28 4756 Plumas Ramelli Ranch, between Calpine Rd (109) and cow pastures s side of Hwy 70, ca. 1 mi w of Beckwourth. 1487 Comment
  OBI13763  Phacelia heterophylla Lewis S. Rose 1967-7-12 67171 Plumas 1 mi S of Keddie, Butterfly Crk and Spanish Crk 884 Comment
  CHSC82629  Phacelia heterophylla subsp. virgata L. P. Janeway 2001-7-3 7264 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  JEPS2085  Phacelia heterophylla subsp. virgata W. I. Follett 1937-6-13 92 Plumas Rich Gulch 1173 Comment
  UC1143722  Phacelia heterophylla subsp. virgata G. T. Nordstrom 1934-7-2 170 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle Comment
  SFV3014  Phacelia heterophylla subsp. virgata W. I. Follett 1937-6-13 92 Plumas Sierra Nevada Rich Gulch. 1174 Comment
  UC1228233  Phacelia mutabilis H. E. and S. T. Parks June 1928 254 Plumas Drakesbad Lassen Volcanic National Park 1828 Comment
  UC170961  Phacelia racemosa H. M. Hall 1912-7-13 9354 Plumas Jameson Cr. Sierra Nevada Mountains 1920 Comment
  SEINET208633  Philadelphus californicus Lewis S. Rose 1967-7-9 67139 Plumas Caribou, North Fork, Feather River. 914 Comment
  CHSC65499  Philadelphus lewisii L. P. Janeway 1995-7-29 4885 Plumas Along Pipeline Road about 0.7 mi northeast of Camp Rogers Saddle. On the mid- to upper-slope between rogers Flat on the North Fork Feather River and Bald Eagle Mountain. 1609 Comment
  UC1127346  Philadelphus lewisii F. W. Embree 1934-6-21 117 Plumas Penstocks Plumas National Forest, Bidwell Bar Quadrangle (above Storie) 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
  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
  CHSC24973  Phlox diffusa L. Mayer; D. Brink 1975-7-1 Plumas Buck's Lake. Comment
  SEINET11268262  Phlox diffusa Lowell Ahart 1994-6-12 7317 Plumas Near Ceder Flat, on the west side of Faggs Mine Road, south-west of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake.; 0 1707 Comment
  UC1542938  Phlox speciosa subsp. occidentalis G. Schoolcraft 1987-5-5 1693 Plumas Harrison Ranch 1584 Comment
  HSC31376  Phlox speciosa subsp. occidentalis Larry E. DeBuhr, G. D. Wallace 1972-5-21 590 Plumas Plumas National Forest, at reservoir in Butterfly Valley 1067 Comment
  RSA232723  Phlox speciosa subsp. occidentalis Larry E. DeBuhr, Gary D. Wallace 1972-5-21 590 Plumas Plumas National Forest, at pond reservoir in Butterfly Valley. 1067 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
  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
  NY42163  Phoradendron villosum J. B. Walker 1994-8-3 869 Plumas 5km N of Quincy, on USFS Rd 25N12, 2km W of USFS Quincy work center 1500 Comment
  CAS-BOT-BC58842  Phyllodoce breweri Anna Head 1921-1-1 s.n. Plumas Feather River Region - Lake Center Camp Comment
  CAS-BOT-BC78469  Pinus contorta subsp. murrayana John Thomas Howell 1960-7-18 35502 Plumas Drakesbad 1828 Comment
  CHSC9732  Pinus contorta subsp. murrayana Nancy Mosman 1971-7-17 111 Plumas Along e side of Hwy 32 ca. 3.8 mi s of Chester, Calif. 1371 Comment
  CAS-BOT-BC78695  Pinus jeffreyi Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  NY61633  Pinus lambertiana H. E. Brown 1897-8-15 671 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
  UC1362013  Pinus ponderosa Emanuel Fritz 1939-6-12 8527 Plumas Site II; in swale near top of ridge 1645 Comment
  CDA11831  Plagiobothrys cognatus G. F. Hrusa, E. Sandoval 1993-5-3 11143 Plumas Sierra Valley; Along Beckwourth-Calpine Rd. approx. 5 m. S Hwy 70 intersection. Comment
  SEINET13710643  Plagiobothrys cusickii Lowell William Ahart, Lowell William Ahart 2001-1 9231 Plumas Bottom of Little Last Chance Creek, Frenchman Lake (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  CAS-BOT-BC230961  Plagiobothrys hispidulus John Thomas Howell 1962-6-18 37746 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC65330  Plagiobothrys hispidulus Lowell Ahart 1995-10-1 7645 Plumas On the bottom of the pond (reservoir dam washed out), Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. Meadow. 1828 Comment
  JEPS113658  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2007-6-16 14092 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
  CAS-BOT-BC230977  Plagiobothrys hispidulus D. E. Breedlove 1962-6-12 3435 Plumas Along State Highway 36, 6.9 miles W of Chester 1524 Comment
  CAS-BOT-BC228461  Plagiobothrys mollis John Thomas Howell 1961-9-25 36950 Plumas Feather River bed, Portola 1478 Comment
  POM196461  Plagiobothrys mollis J. T. Howell 1926-7-30 2156 Plumas Prattville. 1372 Comment
  UC881339  Plagiobothrys mollis L. R. Miller 1936-6-14 Plumas Sierra Valley Comment
  RSA189383  Plagiobothrys tenellus L. S. Rose 1967-6-19 67118 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  SD72058  Plagiobothrys tenellus John Thomas Howell, Gordon H. True 1968-6-10 44538 Plumas American Valley at Quincy 1036 Comment
  SEINET6168466  Platanthera dilatata var. leucostachys A. A. Heller, P. B. Kennedy Plumas Comment
  CHSC4708  Platanthera leucostachys R. Carter 1966-7-10 477 Plumas Found 1 mi. N. Bucks Summit on W side Oroville-Quincy Rd., ca. 12 mi. W of Quincy. 1615 Comment
  CAS-BOT-BC458184  Pleuricospora fimbriolata M. Storey; D. S. McMullin 1943-9-14 s.n. Plumas Challenge road, 1 mi. SW of La Porte 1645 Comment
  CHSC97088  Poa bolanderi Lowell Ahart; Josephine Guardino 2007-7-21 14369 Plumas Around pine trees, about 20 yards north of a large meadow, about 100 yards east of the bridge, about 30 yards south of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1793 Comment
  UCD90555  Poa bolanderi John Thomas Howell 1960-7-19 35633 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC97141  Poa bulbosa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14057 Plumas Open rocky flat, about 50 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  CHSC97538  Poa bulbosa Lowell Ahart; John Dittes 2007-6-17 14191 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Gensee Road), about 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS106327  Poa bulbosa Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11068 Plumas On the north margin of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote 1796 Comment
  CAS-BOT-BC255102  Poa compressa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1584 Plumas Butterfly Botanical Area and Vicinity. Near confluence of Spanish and Butterfly Creeks 883 Comment
  CDA13365  Poa compressa G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13214 Plumas Sierra Nevada; Moist, shaded creekbed of Rattlesnake Creek on S side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Perennial, uncommon here. Comment
  CAS-BOT-BC255130  Poa cusickii L. P. Janeway; Garrett Gibson 1991-6-24 4062 Plumas Plumas National Forest. Beckwourth Ranger District. N end of McReynolds Valley, ca 0.8 mile S of the 01 road in Squaw Valley 1691 Comment
  UCD90940  Poa cusickii subsp. epilis A. A. Heller 1942-5-8 16464 Plumas West of Vinton. 1524 Comment
  CAS-BOT-BC255917  Poa nervosa Clare B. Hardham 1975-8-2 20488 Plumas Black Mt., Sierra Nevada 2133 Comment
  SEINET10827596  Poa nevadensis Frederick J. Hermann 1955-7-27 Hermann 11947 Plumas Dried swale along highway; Vinton. Comment
  CHSC56901  Poa palustris L. P. Janeway 1991-8-4 4120 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
  CAS-BOT-BC247381  Poa pratensis Lloyd W. Swift 1931-6-8 41 Plumas Plumas National Forest, Green Flat 1828 Comment
  CDA2370  Poa pratensis A. A. Beetle 1941-6-28 2792 Plumas 5 miles west of Chester on ret. 36. Comment
  CHSC30631  Poa pratensis J. D. Jokerst 1979-6-23 267 Plumas First meadow s of Meadow Valley Cr and e of Forest Service Rd to Deanes Valley (s of road between Quincy and Bucks Lake). Comment
  CAS-BOT-BC247393  Poa pratensis John Thomas Howell 1960-7-18 35510 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SEINET10888201  Poa pratensis Alan A. Beetle 1941-6-28 Beetle 2792 Plumas 5 miles west of Chester on rte. 36; open meadow near creek. Assoc. Elymus triticoides, Ranunculus. 1829 Comment
  CAS-BOT-BC247080  Poa secunda subsp. juncifolia John Thomas Howell 1962-6-18 37756 Plumas Sierra Valley near Beckwourth 1490 Comment
  UC1024661  Poa secunda subsp. juncifolia Leo Whitney 1934-8-10 2188 Plumas ca 10 mi nw Portola; Plumas Nat'l Forest, Big Grizzly Valley 1828 Comment
  UCD91908  Poa secunda subsp. secunda Lewis S. Rose 1954-5-30 54078 Plumas Beckwourth. 1524 Comment
  SEINET7294133 Image available Poa secunda subsp. secunda Lewis S. Rose 1954-1 54078 Plumas Beckwourth, desert slopes 1524 Comment
  CAS-BOT-BC244142  Poa sierrae John Thomas Howell 1967-6-22 42650 Plumas Canyon of the Feather River N Fork, near mouth of Granite Creek 609 Comment
  CAS-BOT-BC263247  Polemonium californicum R. Stubbs 2010-8-9 018 Plumas Bucks Lake Wilderness in Plumas National Forest. Along trail supposedly heading to Three Lakes 1931 Comment
  UC338271  Polemonium occidentale unknown Plumas Barton's meadow , Barton's meadow (Mohawk Valley) Comment
  CAS-BOT-BC167540  Polygala cornuta var. cornuta L. P. Janeway 1992-7-31 4284 Plumas South-facing slopes in canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 685 Comment
  SEINET10537772  Polygonum Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3866 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
  SEINET4335273  Polygonum A. A. Heller, P. B. Kennedy 1907-7-5 8744 Plumas Hills above Red Clover valley Comment
  SEINET4335274  Polygonum A. A. Heller, P. B. Kennedy 1907-7-5 8744 Plumas Hills above Red Clover valley Comment
  UC1409075  Polygonum amphibium var. emersum R. F. Thorne and C. W. Tilforth 1969-9-6 39241 Plumas river margin 1 mi sw Beckwourth; Feather River 1356 Comment
  CHSC84450  Polygonum aviculare Lowell Ahart; John Dittes 2003-8-8 10486 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  SEINET10479335  Polygonum aviculare Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5174 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  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-BC414045  Polygonum aviculare subsp. aviculare Robert J. Weatherby 1950-7-21 1468 Plumas East Quincy 1036 Comment
  UCD147790  Polygonum californicum Allyson Ayalon; Lucie Jerabkova 2012-8-1 143 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC414551  Polygonum douglasii John Thomas Howell 1955-7-20 30866 a Plumas Mohawk 1371 Comment
  CHSC24270  Polygonum douglasii subsp. douglasii K. R. Stern 1975-7-25 Plumas SW side of Lake Almanor. Comment
  JEPS95706  Polygonum douglasii subsp. douglasii Lowell Ahart 1995-9-13 7624 Plumas about 1 mile north-west of Pilot Peak; Onion Valley; on the north side of Onion Valley; east of Quincy La Porte Road; about 1 mile north-west of Pilot Peak 1828 Comment
  RSA101483  Polygonum kelloggii R. Weatherby 1955-6-26 1551 Plumas Mud Lake, Lakes Basin Area. 2195 Comment
  CAS-BOT-BC418526  Polygonum minimum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CHSC117457  Polygonum minimum Lowell Ahart 2016-6-29 21080 Plumas Top and east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC115213  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2015-6-7 20219 Plumas West side of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  JEPS113644  Polygonum polygaloides subsp. kelloggii Lowell Ahart, John Dittes 2007-6-17 14089 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CAS-BOT-BC72041  Polypodium calirhiza John Thomas Howell 1967-6-22 42658 Plumas near mouth of Chambers Creek, canyon of the Feather River North Fork 609 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
  CHSC62146  Polystichum imbricans L. P. Janeway 1993-7-22 4473 Plumas Along the Pipeline Road 3.3 mi northwest of Lower Bucks Lake dam. Plumas National Forest Oroville Ranger District, Saddle Compartment. 1584 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
  JEPS110549  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-10-23 13470 Plumas By large rocks on the west mountain side of Slate Creek (there is a large gravel flat caused by the dam), about 50 yards north of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1 1281 Comment
  SBBG304  Polystichum imbricans subsp. imbricans H. and M. Dearing 1938-7-2 2271 Plumas Feather River Hwy 609 Comment
  UC123318  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin 1875-1 310 Plumas Soda Springs Comment
  CAS-BOT-BC72504  Polystichum scopulinum H. F. Copeland 1920-8-24 223 Plumas near Big Summit divide of Butte, Tehama, and Plumas Co.'s 1828 Comment
  SEINET10539162  Populus tremuloides Mary Susan Taylor 1981-7-27 Taylor 4124 Plumas T25N R12E SW 1/4 NE 1/4 sec 25. Grizzly valley quad. Along spring crossing. Beckworth-Genesse Rd., between Crystal and Meadow Creeks, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft. 1757 Comment
  JEPS115680  Portulaca oleracea Lowell Ahart, John Dittes 2009-9-7 16389 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam Comment
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Dec 18 2016
  CHSC61453  Potamogeton natans Vernon H. Oswald; Lowell Ahart 1993-8-11 5783 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. Along the edge of the lake. 1767 Comment
  JEPS107727  Potamogeton natans Lowell Ahart, John Dittes 2005-9-20 12431 Plumas In Mud lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  RSA252440  Potamogeton natans Robert F. Thorne, C. W. Tilforth 1969-9-6 39236 Plumas Along Feather River, 1 mi SW of Beckwourth. 1357 Comment
  CHSC44265  Potamogeton praelongus Vernon Oswald 1988-7-19 3604 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On the s side of the lake. 1676 Comment
  SD6458  Potamogeton praelongus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC143431  Potentilla John Thomas Howell 1961-6-21 36703 Plumas Greenville 1097 Comment
  RSA90486  Potentilla glandulosa subsp. ashlandica H. A. Thomas 1936-6-28 154 Plumas Trail between Gold and Silver lakes 1860 Comment
  SEINET3840865  Potentilla gracilis var. elmeri G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3858 Plumas 2 miles north of Turkey Point fishing Access; marshy seep area at the shore of the north arm of the lake, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  CAS-BOT-BC539746  Potentilla gracilis var. fastigiata A. H. Kramer 1933-6-1 s.n. Plumas Lassen National Park Comment
  CAS-BOT-BC540077  Potentilla gracilis var. fastigiata Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  JEPS129001  Potentilla millefolia Steve Matson 2004-5-30 1038 Plumas nSNH: Between Susanville and Sierra Valley, about 20 mi SE of Antelope Lake; Forest Service Road 117, 1/2 mile south of junction with Doyle Grade Road. Comment
  UC1594686  Potentilla palustris Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5035 Plumas via Gold Lake Forest Hwy (County Rd. 519) ca 5 mi (air) ssw Graeagle (Grass Lake located just w of Lakes Basin Campground); Grass Lake, ssw of Graeagle 1926 Comment
  CDA39655  Potentilla recta Willo Vierra 2013-11-6 s.n. Plumas Vicinity of Quincy. 0 Comment
  CAS-BOT-BC47619  Primula suffrutescens G. L. Stebbins 1970-7-24 7073 Plumas Northwest of Round Lake, Lakes Basin, south of Gray Eagle. 2164 Comment
  CDA17299  Prunella vulgaris var. lanceolata G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16348 Plumas Sierra Nevada; Snake Lake, 4 mi. NW of Quincy. Comment
  CHSC52059  Prunella vulgaris var. lanceolata L. P. Janeway 1990-7-6 3780 Plumas Plumas National Forest. About 200 ft east of Paradise Creek about 3/4 mi south of Little Grizzly Creek. 1889 Comment
  RSA52867  Prunella vulgaris var. lanceolata R. Weatherby 1950-7-7 1449 Plumas Gansner Creek, Quincy. 1220 Comment
  SD46646  Prunella vulgaris var. lanceolata Robert J. Weatherby 1950-7-7 1449 Plumas Gansner Creek, Quincy. In sun on moist soil of yellow pine forest. 1219 Comment
  UCD113160  Prunus andersonii Beecher Crampton 1954-5-11 1877 Plumas Beckwourth Pass, Plumas-Lassen county line. Comment
  RSA309589  Prunus emarginata James R. Shevock 1972-5-19 1794 Plumas Hwy. 147, E side of Lake Almanor 1402 Comment
  UC170952  Prunus emarginata H. M. Hall 1912-6-29 9291 Plumas Spanish Peak; Sierra Nevada Mountains, Spanish Peak 2133 Comment
  CAS-BOT-BC158151  Prunus emarginata John Thomas Howell 1960-7-20 35745 Plumas Boiling Springs Lake 1798 Comment
  UCD113517  Prunus virginiana var. demissa Donna Allen 1977-5-30 s.n. Plumas Genesee, on Indian Creek, half m. upstream from Flourney Bridge. Comment
  UCD113522  Prunus virginiana var. demissa H. B. Currier; W. R. Russell, J. M. Tucker 1951-8-1 2203 Plumas beside road to Buck's Lake, about 1 mile west of Quincy. Comment
  CAS-BOT-BC361677  Pseudognaphalium thermale John Thomas Howell 1961-9-23 36892 Plumas Englemine [Engel Mine] 1097 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
  RSA755004  Pseudostellaria jamesiana L. Ahart 2008-7-16 15100 Plumas West of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 mile west of the bridge where the south Fork of the Feather River flows into Little Grass Valley Reservoir., About 2.5 air miles north of La Porte. 1598 Comment
  UC1950116  Pseudostellaria jamesiana Barbara Ertter 2001-7-21 17782 Plumas southeast Diamond Mountains northeast of Frenchman Lake, south branch of Galeppi Creek north of rhyolite plug (area otherwise granite) Comment
  CAS-BOT-BC174809  Pseudostellaria sierrae W. W. Wagner 1919-6-29 293 Plumas [Grizzley] Grizzly Ridge 1981 Comment
  CHSC55467  Pseudotsuga menziesii var. menziesii Ben Cunningham 1991-4-20 27 Plumas Ca 90 ft west of Pecks Valley Road and 2 mi northeast of Greenville. 1066 Comment
  CAS-BOT-BC72609  Pteridium aquilinum John Thomas Howell 1961-6-21 36675 Plumas Greenville 1097 Comment
  CAS-BOT-BC147868  Purshia tridentata var. tridentata John Thomas Howell 1960-7-19 35686 Plumas Drakesbad 1828 Comment
  CDA13988  Pycnanthemum californicum G. F. Hrusa 1996-8-2 13450 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, ca. 1 mi. NW of Argentine Rock. Comment
  CHSC116382  Pycnanthemum californicum Sara M. Taylor; Scott Batiuk 2012-9-11 69 Plumas Mulligan Slide. From Quincy head west on Hwy 70, right onto Spanish Creek Road, right onto Rd 25N59, go west~ 1.1 km, left onto unnamed road~480 m. UTM zone 10, NAD 83, 4428382 N, 660731 E. 1548 Comment
  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
  CAS-BOT-BC462898  Pyrola asarifolia Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CAS-BOT-BC466098  Pyrola picta Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-7-12 2108 Plumas Butterfly Botanical Area and Vicinity; between valley and Darlingtonia bog 1066 Comment
  RSA0083322  Pyrola picta Joseph A. Ewan 1934-7-17 8581 Plumas About Bear Lake, Mt. Elwell region. 1982 Comment
  CAS-BOT-BC362267  Pyrrocoma carthamoides var. cusickii John Thomas Howell 1962-6-17 37716 Plumas Portola 1463 Comment
  JEPS100325  Pyrrocoma carthamoides var. cusickii Dean W. Taylor 2001-7-12 17832 Plumas Diamond Mountains; Last Change Creek north of Frenchman Lake, along Forest Road 25N70 about 0.4 miles East from County Road 176 1725 Comment
  CAS-BOT-BC328155  Pyrrocoma lucida John Thomas Howell 1955-7-20 30865 Plumas Mohawk, Sierra Nevada 1371 Comment
  JEPS100332  Pyrrocoma lucida Dean W. Taylor 2001-7-19 17837 Plumas Doyle Grade 0.5 miles East of Meadow View Guard Station 1859 Comment
  JEPS20304  Pyrrocoma racemosa var. paniculata Lewis S. Rose 1955-7-19 55147 Plumas Vinton 1505 Comment
  CDA21865  Quercus chrysolepis J. M. Tucker 1948-7-25 1736 Plumas Summit of Lava Cap , ca. 1 mile south of Cascade. Comment
  SFV17673  Quercus chrysolepis J. M. Tucker 1948-7-25 1736 Plumas Sierra Nevada Summit of "Lava Cap," about 1 mile south of Cascade. 1436 Comment
  UCR106824  Quercus chrysolepis J. M. Tucker 1948-7-25 1736 Plumas Summit of 'Lava Cap', c. 1 mi south of Cascade 1436 Comment
  SEINET9005912  Quercus chrysolepis C. N. Saulisberry 1949-5-18 s.n. Plumas Feather River Canyon, lumber camp of Keddie Comment
  UCD45903  Quercus durata var. durata John Thomas Howell 1959-9-21 34789 Plumas Plumas Co. El. 2500 ft. 762 Comment
  UC1076075  Quercus garryana M. J. Webber Oct 1926 Plumas Lower Feather River Comment
  CAS-BOT-BC62737  Quercus garryana var. breweri Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  CHSC46735  Quercus garryana var. semota Lowell Ahart 1981-7-18 2936 Plumas West of Caribou Road, about 3 miles north of Belden. 1097 Comment
  UCD46126  Quercus garryana var. semota John Thomas Howell 1951-6-26 27548 Plumas Feather River Canyon, Plumas Co. 853 Comment
  CAS-BOT-BC105317  Quercus kelloggii C. Hart Merriam 1906-10-1 s.n. Plumas Quincy Comment
  CHSC21100  Quercus kelloggii F. T. Griggs; A. Pass 1975-7-3 76 Plumas N. of Grizzly Forebay. Buck's Lake Forest Service Survey. Comment
  SEINET10431527  Quercus kelloggii R. J. Holl 1949-5-28 s.n. Plumas 3 miles N of Quincy. 1036 Comment
  CAS-BOT-BC104604  Quercus vacciniifolia John Thomas Howell 1960-7-20 35742 Plumas Lassen Volcanic National Park, Boiling Springs Lake 1798 Comment
  CAS-BOT-BC104608  Quercus vacciniifolia J. M. Tucker 1948-7-25 1749 Plumas ca. 3/4 mi West of United Mining Co. mine on SW side of Camel Peak 1554 Comment
  RSA252474  Quercus vacciniifolia Robert F. Thorne, C. W. Tilforth 1969-9-6 39221 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Rd. 1646 Comment
  RSA59328  Quercus vacciniifolia E. K. Balls 1950-9-9 15774 Plumas 0.5 mile west of Lakes Center Public Campground along trail to Long Lake outlet. 2043 Comment
  SEINET5586335  Quercus vacciniifolia John M. Tucker 1948-1 1733 Plumas California, Plumas County.; about 1/4 mi. below the Camel Peak Lookout, along the road; shrubs in chaparral of Arctostaphylos and Castanopsis 1676 Comment
  UC1135814  Quercus vacciniifolia C. G. Albertus 1935-7-22 225 Plumas 3.75 mi sw Lovejoys; Plumas National Forest, Downieville Quad. 1767 Comment
  CAS-BOT-BC379471  Ranunculus alismifolius Cathy Ozaki 1983-5-14 88 Plumas Plumas National Forest, 5 mi N of Chilicot 1500 Comment
  CAS-BOT-BC379233  Ranunculus alismifolius var. alismellus Walter Knight; Irja Knight 1966-6-18 1352 Plumas Butterfly Valley 488 Comment
  CAS-BOT-BC379236  Ranunculus alismifolius var. alismellus A. A. Heller; P. B. Kennedy 1907-7-9 8792 Plumas Prattville Comment
  CHSC110289  Ranunculus alismifolius var. alismifolius B. Castro; L. P. Janeway 2006-6-3 1552 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  UC135578  Ranunculus alismifolius var. alismifolius Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  RSA712805  Ranunculus alismifolius var. hartwegii L. P. Janeway 2005-6-12 8417 Plumas High Cascade Range, E side of Feather River Meadows 0.8 km N of Rice Creek and N Fork Feather Five confluence. 1631 Comment
  SEINET5338282  Ranunculus alismifolius var. hartwegii J. Young 1982-1 s.n. Plumas Dye creek meadow. 1524 Comment
  RSA758831  Ranunculus andersonii James R. Shevock 1985-5-19 11174 Plumas Plumas National Forest, along forest road 26N70 just south of Crocker Station. 1800 Comment
  SEINET10535961  Ranunculus andersonii Mary Susan Taylor 1982-5-14 Taylor 4448 Plumas T22N R13E ne/nw sec 14. Portola quad. Open rocky volcanic outcrops and flats along ridge above Turner Springs Rd, ca. 1 mi s of Hwy 114, ca. 2 mi sw of Portola. 500 ft. 152 Comment
  UC827623  Ranunculus aquatilis var. capillaceus Miss T. V. Raphael Aug. 1917 Plumas Johnsville Comment
  CAS-BOT-BC379249  Ranunculus aquatilis var. diffusus David D. Keck 1932-7-3 1661 Plumas northern Sierra Nevada, Quincy, along Spanish Creek, growing in streamlets through the meadow 488 Comment
  HSC18120  Ranunculus aquatilis var. diffusus W. R. Rogers 1966-7-6 208 Plumas Ramelli Creek 1982 Comment
  HSC22943  Ranunculus aquatilis var. diffusus John Pratt 1970-6-24 39 Plumas Fananii Meadows Comment
  UC118215  Ranunculus flammula T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  RSA52842  Ranunculus flammula var. ovalis R. Weatherby 1950-7-7 1458 Plumas Quincy. 1220 Comment
  CHSC42199  Ranunculus occidentalis Julie L. Brown 1986-4-13 Plumas Ca 1.6 km w of Butterfly Valley Botanical Garden on Butterfly Valley Rd., 1.6 km sw of Hwy 70, ca. 34 km ne of Chico and 8 km s of Quincy. 909 Comment
  UCR133521  Ranunculus occidentalis Lyman Benson 1949-6-21 13733 Plumas Cascade Range, Almanor, 1 mile west of Lake Almanor Inn [W bank of Lake Almanor], Feather River Drainage 1402 Comment
  JEPS28452  Ranunculus occidentalis George W. Gillett 1957-7-13 750 Plumas meadow across creek from Devils Kitchen; Lassen Volcanic National Park 1859 Comment
  UCD97471  Ranunculus testiculatus Albert Grigarick 2010-5-11 250 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 1 mi. 1491 Comment
  UC338277  Ranunculus uncinatus unknown 1889-5-28 Plumas Culver's Spring Mohawk Valley Comment
  JEPS103380  Rhamnus purshiana Lowell Ahart 2002-7-6 9838 Plumas On the SW side of a meadow, on the W side of the dirt road, on Rock Island Ridge, ca 3/4 mile SE of Soapstone Hill and the Oroville Quincy Highway, ca 1 1/2 miles (air) NE of Four Trees. 1611 Comment
  RSA339163  Rhamnus purshiana Margaret J. Williams, Betty Larson 1983-8-12 s.n. Plumas W. side of the Sierra Nevada, near Jamison Creek, above Johnsville. 1677 Comment
  UCR3605  Rhamnus purshiana Wm. Horn Jr. 1963-6-20 630620- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, UC Forestry Camp, along stream 1159 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
  CAS-BOT-BC56575  Rhododendron columbianum Walter Knight; Irja Knight 1966-6-18 1289 Plumas Butterfly Valley 1143 Comment
  CDA20456  Rhododendron occidentale B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of Cascade. 0 Comment
  UC1075702  Rhododendron occidentale Robert J. Weatherby 1955-6-16 1531 Plumas above Virgilia (Feather River Canyon, Head of Berry Creek); Feather River Canyon, Berry Creek 1524 Comment
  SEINET7271482  Rhododendron occidentale M. J. Williams 1968-5-28 s.n. Plumas Near Caribou Power Station 701 Comment
  JEPS118190  Rhus glabra Dean W. Taylor 2004-5-26 19076 Plumas Feather River Canyon, Hot Springs (the place name) (Highway 70 2.5 miles East of Twain) 853 Comment
  JEPS102233  Rhynchospora capitellata L. P. Janeway 2001-7-5 7416 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  CAS-BOT-BC108713  Ribes cereum M. S. Taylor 1982-8-5 4926 Plumas Mount Hough summit, ca. 7 miles north northeast of Quincy. 2203 Comment
  CAS-BOT-BC108716  Ribes cereum Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake. Comment
  CHSC98319  Ribes cereum var. cereum B. Castro; L. P. Janeway 2005-7-10 1502 Plumas Northern High Sierra Nevada. NW end of the Diamond Mtns, just S of crest. Along jeep road ca 0. 2 mi from its jcn with sharp bend in Rd 27N12, along rocky upper end of Stony Creek. In open Jeffrey pine/Mtn juniper/Cercocarpus ledifolius woodland. 1965 Comment
  JEPS113418  Ribes inerme var. inerme Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14463 Plumas About 40 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
  SD8335  Ribes menziesii var. ixoderme Mrs. R. M. Austin 1874-1 Plumas Soda Spring. Comment
  CHSC101934  Ribes nevadense Lowell Ahart; John Dittes 2009-7-15 16080 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  JEPS48771  Ribes nevadense John Warren Duffield 1937-5-23 Plumas Bear Creek Buck Lake Quad.-1950 Comment
  RSA0023140  Ribes nevadense E. K. Balls, Lee W. Lenz 1955-5-14 20704 Plumas 1 mi. NE along Highway 89 toward Lake Almanor, from junct. with US Highway 40 alt. 671 Comment
  CHSC20733  Ribes roezlii K. R. Stern 1975-7-24 5898 Plumas NW shore of Lake Almanor. 1371 Comment
  JEPS28657  Ribes roezlii George W. Gillett 1957-7-19 859 Plumas about 1 1/4 mi above Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 2057 Comment
  CAS-BOT-BC186216  Ribes roezlii var. roezlii Lyman Benson 1932-7-29 3992 Plumas Buck Lake, Sierra Nevada Mt. Range, Feather River 2133 Comment
  CAS-BOT-BC186227  Ribes roezlii var. roezlii Alice Eastwood 1927-6-15 14616 Plumas United States Forest Reserve. On trail to Long Valley Comment
  CDA25589  Ribes viscosissimum var. hallii L. Ahart 2001-6-4 8753 Plumas About 1/8 mile north of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. Comment
  CAS-BOT-BC363064  Rigiopappus leptocladus John Thomas Howell 1967-6-23 s.n. Plumas Butterfly Valley 1036 Comment
  CHSC33625  Rigiopappus leptocladus M. S. Taylor; M. Foster 1981-6-2 3822 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
  CHSC36917  Rigiopappus leptocladus M. S. Taylor 1982-6-10 4623 Plumas S side of 23N72, 1/2 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. 1645 Comment
  CAS-BOT-BC74634  Rorippa curvisiliqua A. A. Heller 1915-7-7 12056 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 miles west of Bucks. Comment
  CHSC40441  Rorippa curvisiliqua Lowell Ahart 1985-7-11 5127 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. 1584 Comment
  RSA718508  Rorippa curvisiliqua L. Ahart 2006-10-23 13476 Plumas On the south side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mi. northeast of Scales Road., About 5.5 miles (air) NE of Strawberry Valley. 1282 Comment
  CAS-BOT-BC74628  Rorippa curvisiliqua John Thomas Howell 1961-9-23 36873 Plumas Sierra Nevada. Cooks Creek near Engelmine. 1082 Comment
  CAS-BOT-BC74645  Rorippa curvisiliqua Alice S. Mulford 1944-8-13 s.n. Plumas Lower bank, Middle Fork of Feather River about 100 yards above bridge of Blairsen-Mohawk road. 1341 Comment
  CHSC81773  Rorippa curvisiliqua var. orientalis Lowell Ahart 2001-10-16 9381 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 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
  JEPS48546  Rorippa nasturtium-aquaticum John W. Duffield 1937-5-26 Plumas Schneider Creek above and w Meadow Valley (sw Plumas County); Bucks Lake Quad., Schneider Creek above and w Meadow Valley Comment
  CAS-BOT-BC75019  Rorippa palustris Lowell Ahart 1981-9-6 3122 Plumas Sierra Nevada. 1.5 mile southwest of Crescent Mills. 1200 Comment
  CAS-BOT-BC74871  Rorippa tenerrima John Thomas Howell 1976-7-14 51827 Plumas Sierra Nevada. Quincy. 1051 Comment
  CAS-BOT-BC146375  Rosa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54377 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CHSC87832  Rosa bridgesii Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 10999 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
  JEPS105840  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-BC148180  Rosa gymnocarpa Lewis S. Rose 1963-6-3 63098 Plumas Butterfly Valley, 2 mi. sw of Keddie 1188 Comment
  CDA18566  Rosa gymnocarpa G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3344 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  CHSC102118  Rosa gymnocarpa Lowell Ahart; John Dittes 2009-7-28 16195 Plumas On dry soil, near seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  CDA13964  Rosa pisocarpa G. F. Hrusa, T. D. Wilfred 1996-8-2 13426 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Tributary of Squirrel Creek. Comment
  SEINET7704117  Rosa woodsii var. ultramontana W. Harnach, N. Harnach 1990-6-27 422 Plumas Sierra Valley, W of Beckwourth, Ramelli Ranch (USFS), between river and R/R. 1487 Comment
  CHSC21032  Rubus parviflorus F. T. Griggs; A. Pass 1975-7-3 68 Plumas Buck's Lake. North of Grizzly Forebay. Comment
  UC1128645  Rubus parviflorus G. Burks 1933-8-8 25 Plumas 4 1/2 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle 1706 Comment
  CAS-BOT-BC156922  Rubus ursinus Walter Knight; Irja Knight 1967-9-16 2251 Plumas Butterfly Botanical Area and Vicinity. Near pond reservoir 1097 Comment
  CAS-BOT-BC363206  Rudbeckia occidentalis Lloyd W. Swift 1932-8-10 69 Plumas Plumas National Forest. Coldwater Cr. S. of Bucks 1524 Comment
  CHSC45867  Rumex acetosella Lowell Ahart 1973-5-31 249 Plumas Near the dirt road, near the Little North Fork of the Feather River. 1066 Comment
  CAS-BOT-BC433319  Rumex crispus Mary Strong Clemens 1920-6-14 s.n. Plumas Greenville Comment
  CAS-BOT-BC433320  Rumex crispus Greg Sommers 1976-7-29 198 G Plumas Sierra Valley Marsh. South of Dyson Road east of metal bridge. Comment
  CDA22910  Rumex maritimus L. P. Janeway 2001-7-25 7386 Plumas High Cascade Range; Southwest side of Lake Almanor, below high water line, about 100 meters out; near Highway 89 2.3 km north-northwest of Almanor West Road. Comment
  UC1191268  Rumex maritimus Malcolm A. Nobs and S. Galen Smith 1949-8-18 1376 Plumas n end Lake Almanor; , Last Chances Marshes Comment
  CAS-BOT-BC433734  Rumex occidentalis John Thomas Howell 1960-7-19 35623 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  UC1070520  Rumex paucifolius E. Sawyer 1935-6-6 74 Plumas 3.25 mi s Sugarloaf; Sierraville Quad. 1493 Comment
  CHSC55733  Rumex salicifolius var. denticulatus K. R. Stern 1985-6-25 8218 Plumas Vicinity of Blairsden. 1402 Comment
  CDA14772  Rumex salicifolius var. transitorius G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3367 Plumas Haskins Valley south of Bucks Lake at junction of Spanish Ranch-Butte County and Willow Creek-Faggs Mine roads. 1572 Comment
  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
  CHSC21598  Sagina saginoides D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Bucks Lake. Found beside a stream. Comment
  CAS-BOT-BC267076  Sagittaria John Thomas Howell 1961-9-23 36853 Plumas Indian Valley 1082 Comment
  JEPS32196  Sagittaria cuneata R. H. Platt 1891-1 Plumas The Sierras Comment
  CAS-BOT-BC445676  Sagittaria cuneata Walter Knight; Irja Knight 1966-6-19 1363 Plumas Butterfly Botanical Area and Vicinity. North end pond Reservoir near dam. Butterfly Valley 1097 Comment
  CAS-BOT-BC445743  Sagittaria latifolia Robert J. Weatherby 1950-7-21 1483 Plumas Butterfly Lake, Quincy district. 1219 Comment
  CAS-BOT-BC445746  Sagittaria latifolia David D. Keck 1932-7-3 1687 Plumas In backwaters of Spanish Creek. Quincy, in the Northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC103604  Salix eastwoodiae Rimo Bacigalupi 1927-7-8 1668 Plumas western edge of Long Lake Comment
  SJSU12160  Salix eastwoodiae N. A. Hopkins 1976-6-26 851 Plumas margin of Round L , Lakes Recreation Basin 2057 Comment
  CHSC102147  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
  JEPS15367  Salix geyeriana W. L. Jepson 1939-8-14 19416 Plumas Willow Creek 1828 Comment
  POM180953  Salix geyeriana var. argentea A. A. Heller, P. B. Kennedy 1907-7-4 8728 Plumas Meadow 2 miles S of Red Clover valley. Comment
  CAS-BOT-BC107663  Salix jepsonii Robert J. Weatherby 1950-8-11 1524 Plumas Slopes of Mt. Elwell, Lake Basin Area 2225 Comment
  RSA502885  Salix laevigata J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-25 54338 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  UC525902  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 698 Plumas ca. 5 mi. s.w. Prattville (Fork of Feather R.); Fork of Feather R. Comment
  CDA14592  Salix lemmonii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3075 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  RSA218938  Salix ligulifolia Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 397 Plumas N Fork of Feather River, at Chester. 1350 Comment
  SBBG57906  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 393 Plumas N fork of Feather River at Chester, flood plain at hwy bridge 1350 Comment
  CAS-BOT-BC129353  Salix melanopsis Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC129390  Salix melanopsis A. A. Heller; P. B. Kennedy 1907-7-13 8830 Plumas Taylorville Comment
  JEPS14873  Salix melanopsis John Warren Duffield 1937-5-30 Plumas in Meadow Valley Creek near rd. into U. C. Forestry Camp; Meadow Valley Creek 1158 Comment
  CAS-BOT-BC129395  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester 1350 Comment
  CDA19222  Salix planifolia G. D. Barbe, T. C. Fuller 1982-6-16 3783 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CAS-BOT-BC176986  Salsola tragus John Thomas Howell 1959-9-25 34997 Plumas 2 miles east of Portola 1484 Comment
  CDA5753  Salvia aethiopis T. C. Fuller 1962-6-13 8998 Plumas Duensing property, Route 1, Box 7, North Road of Indian Valley, 2 miles east of Greenville. 0 Comment
  JEPS12748  Sambucus mexicana W. L. Jepson 1939-8-16 19448 Plumas Spanish Peak; lower s slopes 1036 Comment
  CAS-BOT-BC238840  Sambucus nigra subsp. caerulea John Thomas Howell 1977-6-21 52375 Plumas Seneca 1097 Comment
  CAS-BOT-BC238845  Sambucus nigra subsp. caerulea Thomas H. Kearney 1944-8-14 144 Plumas Near Prattville, Lake Almanor Comment
  CDA13441  Sanicula graveolens G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13288 Plumas Sierra Nevada; On USFS 23N11A. Comment
  UC875486  Sanicula graveolens A. A. Heller 1915-7-7 12061 Plumas 12 mi W of Bucks (near the summit of Soapstone ridge); Sierra Nevada 1676 Comment
  JEPS113467  Sanicula tuberosa Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13992 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  UC1017673  Sarcodes sanguinea Marion Ownbey and Ruth P. Ownbey 1938-7-14 1741 Plumas on rd. between Jonesville and Lake Almanor (below Humboldt Summit); Sierra Nevada Comment
  CDA38883  Sarcodes sanguinea R. Wilkey 1959-5-16 2380 Plumas Buck s Lake. 0 Comment
  SEINET8036319 Image available Sarcodes sanguinea Marion Ownbey, Ruth P. Ownbey 1938-1 1741 Plumas below Humboldt Summit on road between Jonesville and Lake Almanor, Sierra Nevada, Plumas County Comment
  SEINET7722839  Saxifraga bryophora Unknown Plumas Spanish Peak Comment
  UC384663  Saxifraga oregana E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CAS-BOT-BC283632  Schedonorus pratensis John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2168 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  JEPS83782  Scheuchzeria palustris subsp. americana V. Oswald and L. Ahart 1988-8-4 3672 Plumas just s boundary of Lassen Volcanic National Park (se of Drakesbad, s side of lake); Willow Lake 1676 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
  JEPS119928  Scirpus congdonii Lowell Ahart 2012-9-5 18439 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
  CAS-BOT-BC110860  Scirpus diffusus John Thomas Howell 1976-7-15 51870 Plumas Snake Lake, about 4 miles northwest of Quincy 1219 Comment
  CAS-BOT-BC111001  Scirpus microcarpus Walter Knight; Irja Knight 1966-9-12 1706 Plumas Rubble Gap. Butterfly Botanical Area and Vicinity 1127 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
  UC1100830  Scirpus microcarpus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1441 Plumas bog and marsh at Butterfly Valley Comment
  POM319004  Scutellaria antirrhinoides Patricia Wilder 1971-6-21 5136 Plumas 2.8 mi north of California State Hwy 70 on Prattville-Butt Reservoir Road between Belden and Caribou. Cascade - Sierra Nevada Mtn. Range. Drainage Area: Feather River North Fork. 762 Comment
  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
  CHSC118119  Sedum albomarginatum P. F. Zika 2012-5-15 25865 Plumas Serpentine Canyon, above Route 70, 1.5 air miles S ... Field redacted by CHSC, contact the data manager for more information 830 Comment
  JEPS26936 Image available Sedum albomarginatum P. C. Hutchison 1961-6-9 2122 Plumas Canyon North Fork of the Feather River, along highway US Alt. 40, on serpentine cliffs above Rich Bar. Comment
  CHSC36212  Sedum obtusatum subsp. boreale M. S. Taylor 1982-7-12 4823 Plumas On n side of Rd 507, 3.7 mi sw of Johnsville, 1.7 mi w of Jamison Creek Campground, near Plumas-Eureka State Park. 1828 Comment
  SEINET10449670  Sedum obtusatum subsp. boreale Mary Susan Taylor 1982-7-12 Taylor 4823 Plumas T22N R11E nw/ne sec 33. Sierra City NW quad. On rock outcrops on n side of Rd 507, 3.7 mi sw of Johnsville, 1.7 mi w of Jamison Creek Campground. 6000 ft. 1829 Comment
  CAS-BOT-BC64186  Sedum obtusatum subsp. obtusatum Anna Head 1920-7-20 s.n. Plumas Among rocks above Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC63846  Sedum spathulifolium Mary Strong Clemens 1920-6-25 s.n. Plumas Taylorsville Comment
  CDA14753  Sedum spathulifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3312 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite; between the road and Lights Creek 1341 Comment
  UCSB46159  Sedum spathulifolium Reisentz, Paul 1979-5-12 Plumas Intersection of North Fork Camp Road and Highway 70 Comment
  RSA271934  Sedum spathulifolium subsp. spathulifolium Christopher Davidson 1975-6-7 2739 Plumas Ca. 3 miles on dirt road to Snake Lake branching to NW off Hwy 70 ca. 2 miles N of Quincy. 1273 Comment
  JEPS94564  Senecio hydrophiloides Vernon H. Oswald and Lowell Ahart 1997-6-24 8625 Plumas on Diamond Mtn. Motorway (28N15) s Susanville (at the meadow at Wheeler Sheep Campground) 1993 Comment
  CAS-BOT-BC363729  Senecio hydrophilus H. E. Brown 1897-8-1 606 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC363734  Senecio hydrophilus Clare B. Hardham 1978-8-11 21804 Plumas Red Clover Creek Road 1219 Comment
  CAS-BOT-BC363799  Senecio integerrimus C. R. Quick 1957-6-15 57 -06 Plumas About 1/2 mile south of Lake Almanor 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
  UCD107500  Senecio serra var. serra Tim Kuhn 2006-6-29 46 Plumas north of Lake Davis at Old House Meadow. Comment
  CAS-BOT-BC364395  Senecio triangularis John Thomas Howell 1955-7-20 30835 Plumas Mohawk 1371 Comment
  UC711967  Sericocarpus oregonensis subsp. californicus Roxana S. Ferris and Laura Lorraine 1941-8-8 10418 Plumas 3 mi from, on road to Lake Almanor Greenville Comment
  SD8947  Sericocarpus rigidus Mrs. R. M. Austin 1877-1 Plumas Mill Creek Comment
  JEPS112914  Sidalcea Dean W. Taylor 2001-8-2 17878 Plumas Onion Creek headwaters ca. 0.5 air miles SW of American House, along Forest Road 21N01Y ca. 0.3 miles West of junction Forest Road 21N99 1402 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
  UC583398  Sidalcea asprella subsp. nana Elmer I. Applegate 1934-5-3 8905 Plumas near and n Quincy; near and n of Quincy Comment
  CHSC82964  Sidalcea gigantea L. P. Janeway; B. Castro 2002-8-11 7698 Plumas Northern High Sierra Nevada. Along both sides of Oroville-Quincy Hwy (and into adjacent meadow) 0.5 km west of Road 23N73Y; at head of Little Grizzly Creek. 1658 Comment
  UC1873584  Sidalcea gigantea L. P. Janeway 1996-8-15 5069 Plumas Along the Oroville-Quincy Hwy, 1.1 mi west of Grizzly Creek; between the road and Little Grizzly Creek 1645 Comment
  UC1873586  Sidalcea gigantea L. P. Janeway 1996-8-20 5075 Plumas Adjacent to Road 23N18 at Little North Fork Middle Fork Feather River 1389 Comment
  CHSC59755  Sidalcea glaucescens L. P. Janeway 1992-8-30 4294 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. 1905 Comment
  CHSC95102  Sidalcea glaucescens L. P. Janeway 2006-7-11 8811 Plumas Northern High Sierra Nevada. About 2.7 km north of Quincy; 70 m northwest of Hwy 70 along south side of Snake Lake Road. 1097 Comment
  SD130446  Sidalcea glaucescens John Thomas Howell 1962-6-17 37678 Plumas Butterfly Valley 1036 Comment
  RSA87484  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-6-25 19625 Plumas Feather River Canyon, 10 miles west of junction with Highway #89. Comment
  CHSC110611  Sidalcea oregana subsp. spicata B. Castro; G. Kuenster 2006-8-4 1586 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Off N end of large wet meadow on W side of Thompson Creek, ca 800 ft below edge of open Ponderosa-Jeffrey pine forest, near area dominated by Artemesia cana, also with A. tridentata and Chrysothamnus viscidiflorus. 1669 Comment
  CHSC97309  Sidalcea oregana subsp. spicata Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14461 Plumas About 30 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  UCSB19783  Sidalcea oregana subsp. spicata Myrick, Donald 1964-7-19 Plumas Drakesbad, Lassen Volcanic National Park 1737 Comment
  SD8087  Silene antirrhina Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  SEINET11263193  Silene douglasii Barbara Ertter, Gary Schoolcraft 1990-5-14 8970 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir.; 0 1372 Comment
  JEPS118429  Silene invisa Lowell Ahart 2011-9-20 17683 Plumas Open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  CAS-BOT-BC181347  Silene latifolia Walter Knight; Irja Knight 1967-9-16 2243 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area and Vicinity 883 Comment
  CAS-BOT-BC389390  Silene lemmonii Lewis S. Rose 1939-6-8 39265 Plumas S. end of Lake Almanor 1371 Comment
  CAS-BOT-BC389395  Silene lemmonii A. A. Heller; P. B. Kennedy 1907-7-11 8814 Plumas Prattville Comment
  CHSC40252  Silene lemmonii K. R. Stern 1985-6-25 8262 Plumas Vic. Blairsden. 1402 Comment
  JEPS105979  Silene lemmonii Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 10997 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  JEPS113388  Silene lemmonii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14058 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  POM161747  Silene lemmonii Rimo C. Bacigalupi 1927-7-11 1709 Plumas Grassy Lake Meadows. Golden Lake Region. 1890 Comment
  CAS-BOT-BC389561  Silene nuda Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  SEINET10537592  Silene nuda subsp. insectivora Mary Susan Taylor 1981-7-11 Taylor 4068 Plumas T27N R7E ne/ne sec 10, Almanor SW quad. SW side of Lake Almanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi NW of Prattville, ca. 3/4 mi E of Hwy 89; 4500 ft elev. 1372 Comment
  CAS-BOT-BC75117  Sisymbrium altissimum John Thomas Howell 1959-9-24 34917 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  RSA232871  Sisyrinchium elmeri Lewis S. Rose 1968-6-11 68104 Plumas Butterfly Valley, 4 mi S of Keddie. 1037 Comment
  UC1400345  Sium suave R. F. Thorne and C. W. Tilforth 1969-9-6 39240 Plumas 1 mi sw of Beckwourth (Feather River); Feather River 1356 Comment
  NY821169  Solanum parishii R. M. Austin 07 1877 s.n. Plumas Spanish Peak Comment
  CDA34548  Solidago canadensis subsp. elongata L. Ahart 2008-8-13 15191 Plumas On the bottom of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Glass Valley Reservoir, about 4 miles (air) northeast of La Porte. Comment
  CHSC75466  Solidago elongata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-8-11 13501 Plumas Sierra Nevada. Meadow, on N side of USFS 23N12, approx. 3/4 mile W of Bull Run Creek crossing. [Original lat./long. on label is '39 53 N; 120 39 W']. 1850 Comment
  UC1999876  Solidago elongata J. C. Semple, B. Semple 1981-8-27 5722 Plumas 1 mile S of Graeagle on HWY-89. Comment
  UC36234  Solidago elongata D. Cleveland Jul 1882-Jul 1889 Plumas Comment
  CAS-BOT-BC365116  Solidago velutina subsp. californica John Thomas Howell 1959-9-24 34913 Plumas Crescent Mills 1066 Comment
  CAS-BOT-BC374665  Sonchus oleraceus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1466 Plumas Butterfly Botanical Area and Vicinity. In Butterfly Canyon 990 Comment
  JEPS123938  Sorbus californica Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20420 Plumas On the west 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
  UC1609493  Sparganium angustifolium Vernon H. Oswald and Lowell Ahart 1993-8-25 5854 Plumas ca 1 mi ese Spencer Meadow (ca 0.6 mi s of Lassen Peak, Ridge Lake, especially the se arm of the lake); Ridge Lake 1978 Comment
  SEINET10867297  Sparganium emersum Mary Susan Taylor 1982-8-17 Taylor 5007 Plumas T24N R12E ne/ne sec 20. Little Summit Lake, on Grizzly Creek, ca. 5 air mi ne of Sloat. Riparian; 5900 ft. 1798 Comment
  SEINET5335274  Sparganium emersum var. multipedunculatum M. Foster 1988-7-10 s.n. Plumas In Big Grizzley Creek just west of Cate's Place, 1/4 mi S of Walker |Mine Rd., 2 mi W of Lkes Davis, 12 mi NW of City of Portola 1792 Comment
  CHSC62544  Spergularia rubra B. Castro 1987-6-21 136 Plumas E side of Little Grass Valley Reservoir, at lakeside edge. 1524 Comment
  JEPS110532  Spergularia rubra Lowell Ahart 2006-10-23 13480 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 40 yards south of where the road ends, about 10 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
  SD122534  Spergularia rubra Lowell Ahart 1984-6-3 4657 Plumas At Keddie, north of Quincy, on a road along Highway 70, Yellow Pine Forest Comment
  CAS-BOT-BC390684  Spergularia rubra John Thomas Howell; Gordon H. True 1974-7-29 50624 Plumas Quincy 1036 Comment
  SEINET10537500  Spergularia rubra Lowell Ahart 1985-7-11 Ahart 5129 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
  CHSC21356  Spiraea densiflora F. T. Griggs; A. Pass 1975-7-7 87 Plumas Gold and Silver Lake. Comment
  JEPS46110  Spiraea densiflora Duncan Dunning 1922-7-16 Plumas 4 mi n Gibsonville; Onion Valley Comment
  RSA59178  Spiraea densiflora E. K. Balls 1950-9-1 15604 Plumas East of Long Lake, 2134 Comment
  CAS-BOT-BC149641  Spiraea douglasii John Thomas Howell 1960-7-18 35583 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC149663  Spiraea douglasii V. K. Kinzie 1924-8-1 s.n. Plumas Engelmine [Engel Mine] Comment
  CDA17256  Spiraea douglasii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16283 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  HSC19749  Spiraea douglasii L. S. Rose 1969-6-24 69049 Plumas Butterfly Valley, W of Keddie 1159 Comment
  JEPS45012  Spiraea douglasii W. L. Jepson 1918-8-16 8009 Plumas Engels; Lights Creek 1341 Comment
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  SD46578  Spiraea douglasii Robert J. Weatherby 1950-7-28 1499 Plumas on border of Smith Lake (above Snake Lake) near Quincy. Comment
  SEINET264194  Spiraea douglasii S. Gessel 1940-6-25 Plumas Butterfly Valley Comment
  RSA246615  Spiranthes romanzoffiana Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42341 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest; near Darlingtonia bog. 1174 Comment
  UC1192307  Spiranthes stellata Malcolm A. Nobs and S. Galen Smith 1949-8-19 1445 Plumas Butterfly Valley; bog and marsh Comment
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  POM283289  Stachys ajugoides R. M. Austin 1908-09 s.n. Plumas American Valley, Sierra Nevada Mt. Range. Comment
  CHSC52071  Stachys ajugoides var. rigida L. P. Janeway 1989-8-2 3550 Plumas Where rd 23N08 crosses a southwestern fork of Bear Cr ca 1 mi NE from top of Eureka Ridge. Along side of creek. 1752 Comment
  CHSC97092  Stachys ajugoides var. rigida Lowell Ahart; Josephine Guardino 2007-7-21 14386 Plumas Bottom and sides of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  SJSU13918  Stachys pilosa N. A. Hopkins 1985-8-27 1314 Plumas SE side of Grass L 1786 Comment
  CDA13417  Stellaria borealis subsp. sitchana G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13265 Plumas Sierra Nevada; Plumas National Forest. Along Bull Run Creek off USFS 23N12E. Comment
  CHSC100046  Stellaria crispa Lowell Ahart 2008-7-16 15094 Plumas Near the northwest edge of a small meadow (swamp), about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CAS-BOT-BC391057  Stellaria graminea John Thomas Howell 1975-6-15 51127 Plumas Quincy 1036 Comment
  SEINET10537635  Stellaria jamesiana Mary Susan Taylor 1981-7-22 Taylor 4098 Plumas T24N R11E sw sec 9, Spring Garden quad. In Red Fir Forest; E side of 26N21- Grizzly Peak Rd, just S of Argentine Lookout turnoff, ca. 5 air mi N of Spring Garden. 6900 ft elev. 2103 Comment
  CAS-BOT-BC391181  Stellaria longipes subsp. longipes Anna Head 1921-7-17 s.n. Plumas Gray Eagle Meadow, Feather River Region Comment
  CHSC52765  Stenotus acaulis L. P. Janeway 1990-7-4 3763 Plumas Northwest slope overlooking SW corner of Frenchman Lake, 0.2 mi W of the dam. 1722 Comment
  POM181080  Stenotus acaulis P. B. Kennedy 1907-7-3 8696 Plumas Hills above Red Clover Valley. Comment
  RSA121580  Stenotus acaulis E. Sawyer 1935-6-18 126 Plumas 5 miles SSE of Crow. 1982 Comment
  CAS-BOT-BC375624  Stephanomeria lactucina L. P. Janeway 1990-8-29 3839 Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CHSC34909  Stephanomeria lactucina M. S. Taylor 1981-7-21 4096 Plumas Ca. 1/8 mi e of 25N18, ca. 1 mi se of Taylor Rock, ca. 7 air mi n of Spring Garden. 2011 Comment
  RSA126588  Stephanomeria spinosa C. W. Hanks 1934-8-6 2 Plumas N end of Sierra Valley. 1555 Comment
  CHSC113833  Stipa stillmanii Lowell Ahart 2014-9-9 19860 Plumas On the north side of the gravel road, on the west side of Sly Creek Reservoir, about 9 miles (air) southwest of La Porte. 1126 Comment
  CHSC118812  Streptanthus polygaloides Wendy L. Boes; Jim Battagin 2015-5-12 2015 007 E Plumas Between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. (UTM 652180 E, 4433328 N, NAD83 Zone 10N; Elevation 792 m.) 792 Comment
  CAS-BOT-BC87778  Streptanthus tortuosus A. A. Heller 1938-7-2 15238 Plumas 3 miles east of Quincy. 1097 Comment
  CAS-BOT-BC87780  Streptanthus tortuosus John Thomas Howell 1951-6-26 27543 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  CAS-BOT-BC87797  Streptanthus tortuosus Lewis S. Rose 1963-6-2 63080 Plumas North Fork of Feather River. Rock Creek. 640 Comment
  RSA603117  Streptanthus tortuosus Joseph A. Ewan 1934-7-17 8542 Plumas Above Long Lake, Mt Elwell region. 2073 Comment
  CHSC96342  Streptanthus tortuosus var. orbiculatus D. G. Kelch; Alan Smith, Andrew Murdock, Ruth Kirkpatrick 2006-6-21 6286 Plumas Plumas Eureka State Park. S Johnsville. 1554 Comment
  CHSC63129  Streptanthus tortuosus var. tortuosus Lowell Ahart 1994-7-7 7464 Plumas Plumas/Sierra Counties. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment