Search Results — 2000 specimen records retrieved (1418 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  LA204379  Acer glabrum J. A. Ewan; 1934-7-17 8535 Plumas Mt. Elwell, broken country, small clump at foot of low falls along stream. vic. Bear Lake 1981 Comment
  CAS-BOT-BC330955  Acer glabrum var. glabrum J. M. Tucker 1948-7-25 1737 Plumas At mine of United Mining Company, Pinchard Creek, SW side of Camel Peak 1524 Comment
  CHSC46628  Acer glabrum var. torreyi Lowell Ahart 1989-7-2 6348 Plumas on the north-west side of Pilot Peak, about 10 miles north-east of La Porte 2133 Comment
  CAS-BOT-BC28727  Achillea millefolium Anna Head 1920-7-1 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC28740  Achillea millefolium William M. Hiesey 1941-11-7 450 Plumas Mineral, at Mineral Lodge 1524 Comment
  RSA60123  Achillea millefolium var. alpicola E. K. Balls 1950-9-2 15645 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  CAS-BOT-BC260431  Achnatherum hymenoides W. Harnach; N. Harnach 1990-6-16 382 Plumas Frank Dotta Ranch 1524 Comment
  CAS-BOT-BC210688  Achnatherum lemmonii John Thomas Howell 1955-7-19 30766 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC210693  Achnatherum lemmonii John Thomas Howell 1975-6-16 51152 Plumas 2 miles northwest of Spring Garden 1173 Comment
  SEINET203888 Image available Achnatherum lemmonii F. J. Hermann 1955-7-27 11948 Plumas Beckwour schoolyard. Comment
  UCD50590  Achnatherum lemmonii Beecher Crampton 1954-5-10 1864 Plumas 1.5 miles northeast of Portola, Plumas County. 1524 Comment
  POM180944  Achnatherum lemmonii var. lemmonii A. A. Heller, P. B. Kennedy 1907-7-3 8712 Plumas Hills above Red Clover Valley Comment
  JEPS113675  Achnatherum nelsonii subsp. dorei Lowell Ahart, Josephine Guardino 2007-7-20 14341 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  CAS-BOT-BC216885  Achnatherum occidentale Clare B. Hardham 1970-8-8 17702 Plumas Road to Thompson Peak Lookout 2133 Comment
  UCD51014  Achnatherum occidentale R. Tofsrud 1948-7-1 s.n. Plumas between Meadow Valley and Bucks Lake. 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
  CAS-BOT-BC218039  Achnatherum stillmanii Lowell Ahart 1980-7-27 2487 Plumas E of Four Water Creek 1500 Comment
  RSA699787  Achnatherum thurberianum L. Ahart, John Dittes, Josephine Guardino, Robert A. 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. 2125 Comment
  SDSU9909  Aconitum columbianum D. F. Howe 1959-8-3 2787 Plumas 30.0 miles N of Qunicy. 1372 Comment
  CAS-BOT-BC391484  Aconitum columbianum subsp. columbianum David D. Keck 1932-7-3 1694 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  RSA29845  Aconitum columbianum var. columbianum Joseph A. Ewan 1934-7-18 8545 Plumas Middle Fork, Feather River at Portola Comment
  CHSC98321  Aconogonon davisiae L. P. Janeway 2007-6-3 9019 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  CAS-BOT-BC29840  Adenocaulon bicolor Robert J. Weatherby 1950-7-7 1446 Plumas Gansner Creek, Quincy 1219 Comment
  SD9508  Adiantum aleuticum Mrs. R. M. Austin 1880-1 Plumas Comment
  SBBG29872  Agastache urticifolia E. Crum 1937-8-7 1947 Plumas 3 mi W of Lake Almanor 1524 Comment
  SEINET12334048  Agastache urticifolia L. P. Janeway 1989-1 3350 Plumas Crocker Mt Quad, near top of Crocker Mt 2195 Comment
  CDA13998  Ageratina occidentalis G. F. Hrusa, T. D. Wilfred 1996-8-2 13423 Plumas Sierra Nevada; Argentine Rock ~ 1/2 mile W of Pine Creek Valley. Comment
  CHSC58487  Ageratina occidentalis Vernon H. Oswald; Lowell Ahart 1992-7-6 5069 Plumas Lassen Volcanic Park. On Kelly Mtn ca. 0.5 mi WSW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). 1792 Comment
  UCR57897  Agoseris glauca R. D. Goeden, Don W. Ricker 1989-8-22 890822- 4 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, Frenchman Lake 1704 Comment
  CDA20913  Agoseris glauca var. laciniata G. D. Barbe, T. C. Fuller 1982-7-16 3756 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CDA14037  Agoseris grandiflora G. F. Hrusa, T. D. Wilfred 1996-8-1 13409 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CHSC112555  Agoseris heterophylla B. Castro; L. P. Janeway 2007-6-7 1638 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, ca 450 ft below edge of open Ponderosa-Jeffrey pine forest. 1674 Comment
  CHSC115165  Agoseris heterophylla Lowell Ahart 2015-6-7 20208 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
  UC485801  Agoseris monticola H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  SEINET10901611  Agropyron dasystachyum Melvin L. Conrad, Douglas G. LeDoux; Patricia L. Kenney 1973-6-5 Conrad 7047 Plumas Yellow pine and douglas fir in plumas national forest off hwy 70. 1067 Comment
  CAS-BOT-BC127496  Agrostis capillaris L. P. Janeway 1992-8-30 4303 Plumas Plumas National Forest. Beckwourth Ranger District. McRae Compartment. McRae Meadow. Upper end of East Nelson Creek. 1914 Comment
  CAS-BOT-BC127085  Agrostis exarata John Thomas Howell 1960-7-22 35883 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC127094  Agrostis exarata John Thomas Howell 1959-9-25 35005 Plumas Sierra Nevada. 2 miles east of Portola. 1484 Comment
  CHSC113609  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. 1533 Comment
  CHSC74735  Agrostis exarata B. Castro 1998-10-8 859 Plumas Ca 0.25 mi upslope of E edge of Little Grass Valley Reservoir just S of Kenzie Ravine, on gentle NW-facing slope ca 300 ft above USFS RD 22N60. 1554 Comment
  UCD52432  Agrostis exarata F. W. Embree 1934-6-11 s.n. Plumas 1 mile NE of Bucks Ranch. 1600 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
  JEPS76245  Agrostis pallens W. L. Jepson 1939-8-16 19450 Plumas Bucks Valley 1584 Comment
  JEPS122299  Agrostis scabra Lowell Ahart 2014-8-31 19800 -A Plumas In and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  UCD53335  Agrostis scabra var. geminata John Thomas Howell 1960-7-20 35774 Plumas Boiling Springs Lake. 1798 Comment
  CHSC69524  Agrostis viridis Lowell Ahart 1997-9-11 7901 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/8 mile south of Mosquito Creek, about 5 miles (air) northeast of Belden. 792 Comment
  CAS-BOT-BC445451  Alisma triviale Robert J. Weatherby 1950-7-28 1505 Plumas Near Indian Creek, 2 miles south of Crescent Mills 1036 Comment
  CAS-BOT-BC131951  Allium John Thomas Howell 1976-4-2 51576 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CDA11829  Allium bisceptrum var. bisceptrum G. F. Hrusa, E. Sandoval 1993-5-3 11142 Plumas Sierra Valley; Beckwourth-Calpine Rd. approx. 5 m. S Hwy 70 intersection. Comment
  CHSC21226  Allium campanulatum F. T. Griggs; A. Pass 1975-7-16 188 Plumas N. shore of Lower Buck's Lake. Comment
  CAS-BOT-BC466702  Allium campanulatum Anna Head 1920-7-20 s.n. Plumas Summit Mt Elwell Comment
  JEPS61492  Allium campanulatum W. I. Follett 1937-7-1 Plumas summit between Deadwood ravine and Rich Gulch Comment
  SEINET8533610 Image available Allium campanulatum L. Constance 1938-6-10 2321 Plumas Feather River at Chester near Lake Almanor 1219 Comment
  UC1075683  Allium campanulatum Robert J. Weatherby 1955-7-2 1569 Plumas Bear Ridge near Taylor Lake; Bear Ridge 2194 Comment
  CAS-BOT-BC472961  Allium lemmonii Arthur Menzies Spring 1965 s.n. Plumas Portola; Sierra Nevada Comment
  UCD143208  Allium lemmonii L. K. Mann; M. D. Mann, Madison 1962-6-12 s.n. Plumas Highway 89, southwest edge Lake Almanor, 0.8 miles before road to Almanor. Comment
  SEINET10471985  Allium obtusum Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4328 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  JEPS47585  Allium obtusum var. obtusum Esther C. Fritz 1933-7-4 Plumas along road to summit Spanish Peak 2133 Comment
  CAS-BOT-BC474282  Allium obtusum var. obtusum Mrs. H. C. Cantelow 1938-7-4 2299 Plumas E. of Drakesbad. S. side of Soda Creek. Comment
  CHSC58048  Allium parvum Vernon H. Oswald 1992-5-18 4941 Plumas Juniper Lake Rd. 0.3 mi N of the park boundary. Lassen National Park. 1999 Comment
  CHSC21332  Allium validum F. T. Griggs; A. Pass 1975-8-1 285 Plumas Lower Buck's Lake. Comment
  JEPS113463  Allophyllum divaricatum Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14048 Plumas 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  SEINET14407802  Allophyllum gilioides subsp. violaceum H. Hamlin 1904-1 1524 Plumas Sierra Valley. Comment
  RSA718437  Allophyllum integrifolium L. Ahart 2006-7-9 12921 Plumas 100 yards north of the paved basalt road, about 4 (air) miles northwest of Tamarack Flat, about 6 (air) miles northwest of Little Grass Valley Reservoir. 1651 Comment
  SEINET11263972  Allophyllum integrifolium Lowell Ahart 2002-7-18 9862 Plumas About 1/8 mile north of the intersection of Lumpkin Ridge Road and roat to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte.; 0 1765 Comment
  CAS-BOT-BC171351  Alnus incana subsp. tenuifolia John Thomas Howell 1955-7-20 30839 Plumas Mohawk. Sierra Nevada 1371 Comment
  JEPS88518  Alnus incana subsp. tenuifolia Vernon H. Oswald and Lowell Ahart 1996-7-15 8043 Plumas e end of marsh ca 1.4 mi s Last Chance Campground (n end of lake, at streams and marshy meadow extending e from road 29N11); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  POM161742  Alnus incana subsp. tenuifolia R. C. Bacigalupi 1927-7-11 1695 Plumas Grassy Lake Meadows. Golden Lake Region. 1890 Comment
  RSA189385  Alnus incana subsp. tenuifolia L. S. Rose 1967-5-7 67066 Plumas 3 mi W of Keddie, Butterfly Valley. 945 Comment
  RSA263839  Alnus incana subsp. tenuifolia J. T. Howell 1959-9-22 34833 Plumas Wolf Creek. 1372 Comment
  CAS-BOT-BC170695  Alnus rhombifolia John Thomas Howell 1959-9-21 34744 Plumas Belden. Sierra Nevada 701 Comment
  RSA0088243  Alnus tenuifolia Bonnie C. Templeton 1968-6-8 11223 Plumas Butterfly valley. 1067 Comment
  UCD149817  Alopecurus pratensis William Anderson 1965-5-8 s.n. Plumas Crescent Mills. Comment
  CHSC36931  Amaranthus albus M. S. Taylor 1982-9-7 5098 Plumas Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  SEINET10937691  Amaranthus albus Mary Susan Taylor 1982-9-7 Taylor 5098 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
  CHSC110941  Amelanchier alnifolia var. pumila L. P. Janeway 2010-7-3 10083 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
  CHSC100036  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart 2008-8-14 15203 Plumas Steep north side of a good logging road (Forest Road 22N68), north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  UC859282  Amelanchier utahensis A. A. Heller 1938-5-30 15136 Plumas near Gray's Flat (on the Feather River Highway); Feather River Highway 853 Comment
  SEINET10497227  Amsinckia menziesii Mary Susan Taylor 1982-6-28 Taylor 4773 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
  CHSC36318  Anaphalis margaritacea M. S. Taylor 1982-8-10 4951 Plumas End of spur rd off Seneca Rd (306) at Salmon Creek, ca. 2 air mi S of Canyon Dam. 1524 Comment
  RSA769806  Anaphalis margaritacea L. Ahart 2008-9-10 15361 Plumas Both sides of East Branch Creek, east side of Quincy La Porte Road, about 1.75 air miles south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte 1594 Comment
  CAS-BOT-BC391844  Anemone drummondii Lowell Ahart 1983-8-17 4339 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., about 11 miles north-east of La Porte 2000 Comment
  SBBG2111  Anemone grayi H. and M. Dearing 1938-7-1 2258 Plumas 1 mi E of Lake Almanor Comment
  SD109157  Angelica arguta var. breweri Joseph M. DiTomaso 1980-8-28 1948 Plumas One mile east of Whitehorse campground, ca. 1/2 mile west of Pacific Coast Trail on Hwy 70; 15 miles west of Quincy. 1525 Comment
  CHSC67452  Angelica breweri James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2556 Plumas Rich Gulch Rd. 3.0 mi N of Hwy. 70 on slope W of and adjacent to road (26N22) S of Red Mtn. turnoff. Comment
  JEPS16089  Angelica breweri W. L. Jepson 1924-7-22 10610 Plumas Middle Fork Feather River, Rich Point Middle Fork Feather River; , Rich Point 914 Comment
  CDA38187  Angelica breweri T. C. Fuller 1957-9-16 392 -57 Plumas Greenville. 0 Comment
  UC174213  Angelica breweri R. M. Austin July, 1896 516 Plumas Colby Comment
  JEPS115784  Antennaria argentea Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15870 Plumas South and below Forest Road 27N01Y, south of the high cut bank along the road, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  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
  CHSC95087  Antennaria dimorpha L. P. Janeway; B. Castro 2006-6-4 8664 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  CHSC56839  Antennaria geyeri L. P. Janeway; Garrett Gibson 1991-7-18 4075 B Plumas Plumas National Forest. North side of Grizzly Valley ca 1 mi east of Lake Davis. Slope on north side of County Road. 1783 Comment
  CAS-BOT-BC58696  Antennaria luzuloides L. P. Janeway; Garrett Gibson 1991-6-13 4005 Plumas 0.25 mi. WNW of Claireville Flat, ca. 0.5 mi. SE of Hwy 70 and Willow Creek 1484 Comment
  CAS-BOT-BC79972  Antennaria microphylla Ella Dales Cantelow 1941-5-18 3512 Plumas 1 mil. w. of Mohawk on rd. to Johnsville 1463 Comment
  CHSC58184  Antennaria rosea subsp. confinis Vernon H. Oswald; Lowell Ahart 1992-6-22 5021 Plumas Lassen Volcanic National Park. Ca. 0.6 mi N of the park boundary along the service road into Terminal Geyser, ca. 0.6 mi NE of Little Willow Lake. 1767 Comment
  SEINET12947967  Antirrhinum breweri A. A. Heller, P. B. Kennedy 1907-1 8835 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  RSA371545  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-5 365 Plumas Hwy. 70, 0.3 miles NE of NE end of bridge at intersection of Pulga Road and Hwy. 70. 488 Comment
  CHSC34864  Apocynum androsaemifolium M. S. Taylor 1981-7-27 4126 Plumas N side of Beckwourth-Genesee Rd, ca. 7 air mi e of Genesee. 1645 Comment
  RSA0035826  Apocynum androsaemifolium Lowell A. Ahart 2008-8-14 15193 Plumas 30 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  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
  SEINET7923486  Apocynum androsaemifolium A. A. Heller, B. B. Kennedy 1907-7-8 8766 Plumas Near Greenville Comment
  SJSU770  Apocynum androsaemifolium A. W. Jacobs 1942-6-28 Plumas Pilot Butte Mine near Genesee Comment
  POM253210  Apocynum androsaemifolium subsp. pumilum A. A. Heller 1938-6-14 s.n. Plumas Near Gray s Flat on the Feather River Highway 869 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
  RSA31685  Apocynum androsaemifolium subsp. pumilum A. A. Heller 1938-7-2 s.n. Plumas 3 miles east of Quincy. 1098 Comment
  SEINET10454893  Apocynum pumilum Mary Susan Taylor 1981-7-27 Taylor 4132 Plumas T25N R11E (SE 1/4 NW 1/4) sec. 23. Genesse Valley quad. At pt in Ward Creek Rd., between Ward Creek and Peel Ridge, ca. 2 mi SE of Genesse. Dry rocky (metavolcanic) woods. 4500 ft. 1372 Comment
  CAS-BOT-BC397877  Aquilegia formosa A. A. Heller; P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CAS-BOT-BC397879  Aquilegia formosa A. A. Heller; P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CAS-BOT-BC397892  Aquilegia formosa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54146 Plumas 2.65 miles west of Round Valley Reservoir dam 1569 Comment
  CHSC61605  Aquilegia formosa Arthur G. Barrett 1915-7-8 Plumas Indian Creek, near Willow Creek. NE slope 1676 Comment
  CHSC56089  Aquilegia formosa var. truncata K. Tarp 1983-7-30 314 Plumas North of Humboldt Peak. 2072 Comment
  SEINET10841514  Arabis constancei Mary Susan Taylor 1981-6-22 Taylor 3940 Plumas T24N R9E n half ne sec 31. Bucks Lake quad. N side 24N20 - Rock Creek Rd, in large open serpentine slope, ca. 1 mi N of Deane's Valley, just W of jct East Branch Rock Creek, 2.5 air mi SE of Meadow Valley. 4300 ft. elev. 1310 Comment
  UCD74357  Arabis eschscholtziana G. Ledyard Stebbins 1968-6-8 6703 Plumas Along Highway 89, 1.25 miles north of intersection with Highway 70, on east side of Indian Creek. (This location information is from Stebbins's collection notebook. A duplicate of the same collection number from CAS has somewhat different label information: Along Indian Creek, 1.5 miles southwest of Indian Falls. 3100 ft.) 883 Comment
  CDA18766  Arabis holboellii var. retrofracta G. D. Barbe, T. C Fuller 1982-7-16 3750 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  SEINET10448423  Arabis inyoensis Mary Susan Taylor 1982-7-21 Taylor 4893 Plumas T23N R10E se/ne sec 7. Quincy quad. Around s end of Bachs Creek Ridge on rock outcrops in dry open areas, ca. 5 mi se of Quincy. 5750 ft. 1753 Comment
  CHSC23617  Arabis pycnocarpa J. Cox 1975-7-24 Plumas W side of Lake Almanor. Comment
  CAS-BOT-BC407712  Arceuthobium abietinum Mrs. Jos. Clemens 1919-11-1 s.n. Plumas Taylorsville Comment
  CHSC101921  Arceuthobium abietinum Lowell Ahart; John Dittes 2009-7-14 16069 Plumas North side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Alamanor Reservoir Dam 1677 Comment
  CHSC52539  Arceuthobium abietinum L. P. Janeway 1990-7-26 3817 A Plumas Plumas National Forest. Beckwourth Ranger District. About 3/4 mi west of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. 1828 Comment
  SEINET2471226  Arceuthobium abietinum R. L. Mathiasen 2007-8-8 2007 -31 Plumas Ca. 1.6 km E. of Grizzly Summit on forest road 414 1700 Comment
  CHSC45522  Arceuthobium americanum Lowell Ahart 1988-10-22 6189 Plumas Along the road and around the small meadow, along the Quincy La Porte Road, about 1 mile south of the South Fork of the Feather River. 1828 Comment
  SD71013  Arceuthobium americanum John Thomas Howell 1959-9-22 34866 Plumas Drakesbad 1676 Comment
  CHSC43232  Arceuthobium californicum Lowell Ahart 1987-9-29 5908 Plumas Along Hartman Bar Ridge Road, about 3 1/2 miles north-west of Tamarack Flat, about 5 1/2 miles north-west of Little Grass Valley Reservoir. 1706 Comment
  CAS-BOT-BC407769  Arceuthobium californicum C. R. Quick 1953-8-7 53 -120 Plumas SE of Meadow Valley Comment
  UC1078841  Arceuthobium campylopodum Job Kuijt 1957-5-20 1349 Plumas 8 mi n Greenville Comment
  CAS-BOT-BC24155  Arctostaphylos W. Harnach; N. Harnach 1990-4-13 255 Plumas N slope on rocky soils of volcanic origin, Sierra Valley. Barry Hill (McElroy on maps). 1615 Comment
  CAS-BOT-BC38477  Arctostaphylos mewukka subsp. truei Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1968-6-11 2404 Plumas Butterfly Botanical Area. Along road west of reservoir. Comment
  CAS-BOT-BC38483  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-22 51358 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC38484  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-22 51359 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC38486  Arctostaphylos mewukka subsp. truei John Thomas Howell 1966-7-26 42005 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CHSC85486  Arctostaphylos nevadensis G. Douglas Barbe; T. C. Fuller 1982-6-15 3718 Plumas Sierra Nevada. 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  OBI14611  Arctostaphylos nevadensis Lewis S. Rose 1967-7-11 67164 Plumas Mt. Hough, summit 2213 Comment
  RSA122013  Arctostaphylos nevadensis F. W. Embree 1934-6-6 90 Plumas Three Lakes 1890 Comment
  SD49834  Arctostaphylos nevadensis R. Roseberry 1934-11-7 13 Plumas Downieville quadrangle, 2 mi. N of Penman Pk. 2135 Comment
  UC1075635  Arctostaphylos nevadensis Robert J. Weatherby 1950-8-11 1526 Plumas on side of mt. Lakes Basin area, Mt. Elwell 2194 Comment
  UC567082  Arctostaphylos nevadensis C. G. Albertus 1935-8-7 241 Plumas four mi nw Blue Nose; Downieville 2133 Comment
  CAS-BOT-BC42100  Arctostaphylos patula Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 868 Plumas On USFS rd 25N12, 2km west of USFS Quincy work center, 5km N of Quincy. 1500 Comment
  CAS-BOT-BC42109  Arctostaphylos patula John Thomas Howell 1975-7-22 51357 Plumas In the Transition Life Zone, 2 miles northwest of Spring Garden 1173 Comment
  UC1120794  Arctostaphylos patula D. Axelrod 1934-6-4 10 Plumas sw La Porte; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC47026  Arctostaphylos viscida subsp. viscida Walter Knight; Irja Knight 1986-2-6 5220 Plumas Between bridge over n. fork of Feather River near Pulga and Jarboe Gap. 640 Comment
  RSA123200  Arctostaphylos viscida subsp. viscida E. Nourse 1934-7-31 3 Plumas 2 miles southwest of Smith Lake. 1372 Comment
  JEPS26739  Arenaria congesta var. congesta P. C. Hutchison 1961-6-9 2135 Plumas 6 mi w Quincy (on the road to Buck's Lake. near Spanish Ranch) Comment
  UC1730234  Arenaria congesta var. subcongesta L. P. Janeway 1998-6-24 5671 Plumas NE of Jordan Flat (Last Chance Creek, N side 600 ft N of Road 28N03 0.3 mi W of Road 101) 1792 Comment
  CHSC61614  Argemone munita subsp. munita Arthur C. Barrett 1915-7-19 19 Plumas Along Doyle- Last Chance Road. Plumas forest. 1584 Comment
  CAS-BOT-BC17390  Armoracia rusticana John Thomas Howell 1961-9-25 36960 Plumas Sierra Nevada. Portola. 1478 Comment
  CHSC60519  Arnica chamissonis L. P. Janeway 1992-6-4 4217 Plumas Plumas National Forest. Edge of small mucky pond along Bonta Creek in wooded pasture between Mohawk Ranger Station barracks and Middle Fork Feather River. 1318 Comment
  CAS-BOT-BC82215  Arnica chamissonis C. R. Quick 1942-7-28 42 -53 Plumas 2.5 miles w. of Almanor P.O. Comment
  CAS-BOT-BC82217  Arnica chamissonis Mrs. Jos Clemens 1920-7-30 2 Plumas Feather River Meadows Forestry Station near Tehama & Plumas Co. lines Comment
  CAS-BOT-BC82225  Arnica chamissonis John Thomas Howell 1977-8-11 52701 Plumas at north end of Frenchmans Reservoir 1706 Comment
  CAS-BOT-BC82227  Arnica chamissonis L. P. Janeway 1992-6-4 4217 Plumas along Bonta Creek in wooded pasture between Mohawk Ranger Station barracks and Middle Fork Feather River 1318 Comment
  CHSC118660  Arnica chamissonis Reed Kenny 2015-7-11 2015006 Plumas Plumas National Forest. Location northwest shore of Antelope Lake, northeast of Forest Service road 28N03 and 28N31. UTM 701731 E, 4453804 N, NAD83 Zone 10N. 1585 Comment
  SEINET3085704 Image available Arnica chamissonis F. W. Peirson 1926-6-21 6793 Plumas Along shore of Lake Almanor. Comment
  RSA726445  Arnica chamissonis subsp. foliosa L. Ahart, John Dittes 2007-6-17 14199 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  CHSC64418  Arnica dealbata B. Castro; G. Kuenster 1994-7-5 522 Plumas On the north end of Mooreville Ridge, ca. 0.75 mi SW of Devil's Gap, on W side of USFS Rd 21N16. Near the western edge of the ridge. 1554 Comment
  CHSC70219  Arnica discoidea B. Castro; R. Fallscheer 1989-8-7 352 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1783 Comment
  RSA94495  Arnica discoidea Joseph A. Ewan 1934-6-25 8217 Plumas Gold Lake road above Dentens (Blairsden) 1524 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
  UCD107452  Arnica mollis Tim Kuhn 2006-6-30 23 Plumas north of Lake Davis at Old House Meadow. Comment
  CHSC79445  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. 1633 Comment
  UCD56015  Arrhenatherum elatius B. Corbin 2001-6-7 1006 Plumas Susanville. North of Chilcoot. 1627 Comment
  CHSC118804  Artemisia arbuscula subsp. thermopola Noah Siegel; Wendy L. Boes and Chelsea Morgan 2016-6-2 2016 001 C Plumas Along Forest Road 27N57 on saddle between Kettle Rock and Eisenheimer Peak near Taylor Lake, Plumas National Forest. (UTM 693311 E, 4448700 N, NAD 83, Zone 10N; Elevation 7185 ft.) 2190 Comment
  RSA122481  Artemisia cana C. W. Hanks 1934-9-29 98 Plumas NE of Sierra Valley 1524 Comment
  CHSC110603  Artemisia cana subsp. bolanderi B. Castro; G. Kuenster 2006-8-4 1592 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1668 Comment
  SEINET6775331 Image available Artemisia cana subsp. bolanderi W. Harnach 1990-10-6 532 Plumas Sierra Valley, 100 yards west of the steel bridge on Marble Lane 1486 Comment
  UC579487  Artemisia cana subsp. bolanderi C. W. Hanks 1934-9-29 98 Plumas ne of Sierra Valley; Plumas National Forest, Sierraville Quadrangle 1524 Comment
  CAS-BOT-BC90403  Artemisia douglasiana John Thomas Howell 1960-7-18 35591 Plumas Meadow near bath house, Drakesbad 1828 Comment
  CAS-BOT-BC90404  Artemisia douglasiana John Thomas Howell 1960-8-20 36284 Plumas Kelly Camp, near Drakesbad 1615 Comment
  CAS-BOT-BC90406  Artemisia douglasiana John Thomas Howell 1959-9-21 34772 Plumas N. Fk. Feather River near Belden 701 Comment
  RSA0105480  Artemisia douglasiana Lowell Ahart 2014-8-26 19787 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
  RSA59116  Artemisia douglasiana E. K. Balls 1950-8-31 15521 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  SEINET6775420 Image available Artemisia douglasiana A. A. Heller, P. B. Kennedy 1907-7-17 8876 Plumas Red Clover Valley Comment
  CHSC59674  Artemisia michauxiana L. P. Janeway 1992-8-30 4296 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. 1889 Comment
  CHSC13882  Artemisia tridentata L. W. Blaisdell 1974-3-15 22 Plumas Abundant along Hwy 23 S. Beckwourth N. of Sattley. Sierra Valley. 1219 Comment
  UC1119485  Artemisia tridentata subsp. tridentata C. G. Albertus 1935-8-22 272 Plumas 2 1/2 mi s Bagley Pass; Plumas National Forest, Downieville Quadrangle Comment
  CDA12097  Asarum lemmonii G. F. Hrusa, G. L. Webster 1989-5-1 7012 Plumas Back road from Butterfly Valley to Snake Lake through Blackhawk Canyon. Comment
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Oct 17 2007
  CDA22423  Asarum lemmonii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .284 Plumas Fern Gulch, E of Butterfly Valley, just S of Keddie. 0 Comment
  JEPS115173  Asclepias speciosa Lowell Ahart, John Dittes 2009-7-13 16056 Plumas West side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  JEPS6283  Asclepias speciosa W. L. Jepson 1939-8-4 19340 Plumas Rock Creek; Meadow Valley 1219 Comment
  UC57241  Asclepias speciosa H. M. Hall and E. B. Babcock July, 1903 4425 Plumas Fox Creek Sierra Nevada Mountains 1219 Comment
  CAS-BOT-BC97475  Aster James T. Vale 1980-9-21 s.n. Plumas Road to Antelope Reservoir Comment
  CAS-BOT-BC97477  Aster Clare B. Hardham 1978-8-11 21803 Plumas Red Clover Creek Road 1219 Comment
  RSA471585  Aster breweri L. S. Rose 1932-9-5 32618 Plumas Jamison Lake 1890 Comment
  CDA30195  Aster eatonii L. Ahart, J. Dittes 2009-8-28 16353 Plumas 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 Comment
  CDA10244  Aster eatonii J. S. Buckett Oct 1959 Plumas ? Nelson Creek Area? ca. 10 miles west of Johnsville. 0 Comment
  RSA507795  Aster integrifolius J. C. Semple, S. Heard 1986-8-13 8415 Plumas Little Grassy Lake Road, near Little Grassy Valley Rec. area, between Laporte and Quincy Comment
  UCR45291  Aster occidentalis R. D. Goeden 1986-9-10 s.n. Plumas Northern Sierra Nevada, NE shore of Round Valley Reservoir 3 miles south of Greenville, Plumas Nat. Forest 1375 Comment
  RSA59335  Aster occidentalis var. occidentalis E. K. Balls 1950-9-11 15781 Plumas Lakes Center Public Campground, west of stream, opposite lodges. 2043 Comment
  SEINET10474438  Aster oregonensis subsp. californicus Mary Susan Taylor 1981-9-2 Taylor 4262 Plumas California: T26N R8E se1/4 of sec 36. Almanor SE quad. W side of 26N18, ca. 1 mi S of Onion Flat, ca. 3 mi W of Indian Falls. Mixed Evergreen Forest. Plumas County. 4800 ft. 1463 Comment
  CHSC91919  Aster radulinus Lowell Ahart; Josephine Guardino 2005-8-10 12302 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CDA26630  Astragalus canadensis var. brevidens T. C. Fuller 1968-7-1 17319 Plumas Sierra Nevada; Highway 49 to Loyalton, ca. 6 miles south of Vinton. Sierra Valley. Comment
  CAS-BOT-BC186856  Astragalus gibbsii A. A. Heller; P. B. Kennedy 1907-7-16 8868 Plumas Grade between Genessee [Genesee] Valley and Summit Comment
  CHSC118064  Astragalus pulsiferae var. pulsiferae R. Ondricek-Fallscheer 1999-6-13 192 Plumas About 5 air mi NNW of Chilcoot and 2 air mi SSE of Frenchman Lake; ca. 900 ft. from the recently relocated water tank on the hillside across Frenchman Lake Road from Chilcoot Campground. 1645 Comment
  POM253255  Astragalus pulsiferae var. suksdorfii A. A. Heller 1938-6-22 15179 Plumas About the airfield west of Chester. 1305 Comment
  UC725976  Astragalus pulsiferae var. suksdorfii A. A. Heller 1938-6-22 15179 Plumas gravelly plain w Chester; w of Chester 1304 Comment
  CHSC52412  Astragalus purshii L. P. Janeway 1989-6-26 3401 Plumas Plumas National Forest. Ridgetop between Crocker Mdw and the head of Mapes Cyn. 1844 Comment
  CHSC70009  Astragalus purshii var. tinctus L. P. Janeway 1997-5-7 5113 Plumas Along Beckwourth-Genesee Road 3.7 mi southeast of Indian Creek. Southwest-facing low ridge above Red Clover Creek. 1365 Comment
  UC1732069  Astragalus webberi James D. Jokerst 1985-6-10 22410 Plumas Indian Creek Small Hydro Survey. Upper edge of reconstruction zone of Hwy 70 Comment
  UCR88852  Astragalus webberi J. T. Howell, H. K. Wagnon 1980-5-27 s.n. Plumas Near Crescent Mills in SW end of Indian Valley. 1067 Comment
  RSA94054  Astragalus webberi R. C. Barneby 1954-5-14 11478 Plumas 1.5 miles S of Crescent Mills 1082 Comment
  SEINET10940024  Astragalus webberi Mary Susan Taylor 1982-5-27 Taylor 4545 Plumas T26N R9E sw/se sec 26. Greenville SW quad. E side of Dixie Canyon Rd (204), 0.1 mi n of its jct with Hwy 89, s of Greenville. 3600 ft. 1097 Comment
  UC725635  Astragalus webberi A. A. Heller 1942-6-5 16504 Plumas along State Highway #89 n of the junction with #24 near the Feather River; near the Feather River Comment
  SD46451  Athyrium distentifolium var. americanum Robert J. Weatherby 1950-8-11 1518 Plumas Upper end of Long Lake, Lakes Basin area 2135 Comment
  CHSC63441  Athyrium filix-femina var. cyclosorum Lowell Ahart 1994-7-28 7537 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  CAS-BOT-BC66089  Athyrium filix-femina var. cyclosorum George W. Gillett 1957-7-19 851 Plumas 1 1/2 miles above the Devils Kitchen, above Sifford Lakes trail 2057 Comment
  CAS-BOT-BC66098  Athyrium filix-femina var. cyclosorum Clarence R. Quick 1952-9-6 52 -316 Plumas Southeast of Meadow Valley (about 1.5 miles se. of Dean's Valley) Comment
  SEINET7712043  Bahia lanata Unknown Plumas Black Hawk Creek Comment
  CDA13925  Balsamorhiza G. F. Hrusa 1997-5-3 13851 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CAS-BOT-BC100040  Balsamorhiza deltoidea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1952 Plumas Fern Glen 1097 Comment
  CDA18704  Balsamorhiza deltoidea G. D. Barbe, T. C. Fuller 1982-6-15 3707 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
  SD9157  Balsamorhiza deltoidea Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC69991  Balsamorhiza sagittata L. P. Janeway 1997-5-7 5115 Plumas Along Beckwourth-Genesee Road 3.7 mi southeast of Indian Creek. Above Red Clover Creek. 1365 Comment
  CAS-BOT-BC16565  Barbarea orthoceras Anna Head 1920-6-1 s.n. Plumas Feather River Region. Near Gold Lake. Comment
  CAS-BOT-BC16567  Barbarea orthoceras M. S. Taylor 1981-5-19 3675 Plumas East side of Antelope Lake. Pioneer Cabin Meadow, ca. 20 air miles northeast of Taylorsville. 1536 Comment
  POM199252  Beckmannia syzigachne H. S. Yates 1912-7-5 s.n. Plumas Charles Creek, Portola. 1524 Comment
  UC1028651  Beckmannia syzigachne Robert J. Weatherby 1950-7-26 1502 Plumas marshy creek border 2 mi s Crescent Mills; Indian Creek 1036 Comment
  UC336064  Betula occidentalis unknown Sept. 1876 Plumas near Lassen's Peak Comment
  CAS-BOT-BC102168  Bidens cernua L. P. Janeway 1993-9-22 4600 Plumas Plumas National Forest, Meadow Valley quad, north side of Snake Lake 1208 Comment
  CAS-BOT-BC102170  Bidens cernua John Thomas Howell 1961-9-23 36871 Plumas Cooks Creek near Engelmine 1082 Comment
  SEINET10905060  Bidens cernua Mary Susan Taylor 1982-8-27 Taylor 5066 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  CHSC37673  Blepharipappus scaber M. S. Taylor 1982-6-28 4765 A Plumas Ramelli Ranch, between Calpine Rd (109) and cow pastures, s side of Hwy 70, ca. 1 mi w of Beckwourth. 1487 Comment
  RSA0125492  Boechera W. I. Follett 1946-5-24 s.n. Plumas Chip Creek. Comment
  CAS-BOT-BC16140  Boechera constancei John Thomas Howell 1975-6-16 51131 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  UC118057  Boechera lemmonii Mrs. R. M. Austin Aug 1882 Plumas Lassen Peak Comment
  CHSC10726  Boechera pendulocarpa Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  CAS-BOT-BC14259  Boechera pinetorum Lowell Ahart 1989-7-7 6371 Plumas About 12 miles northeast of La Porte. About 0.5 mile north of the Bunker Hill Mine. On the east side of Bunker Hill Crk. 1828 Comment
  CHSC53194  Boechera rectissima L. P. Janeway 1989-6-12 3289 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1706 Comment
  CHSC67754  Boechera rectissima J. D. Jokerst 1984-6-13 2050 Plumas Along the south edge of spur 'C' of USFS road 26N08 ca 150 meters below junction of spur and main road. South of Grizzly Creek. Ca 2 air miles east of Peacock Point. 1432 Comment
  CHSC99826  Boechera rectissima Lowell Ahart 2008-7-16 15084 Plumas Forest floor, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CAS-BOT-BC25928  Boechera suffrutescens John Thomas Howell 1951-6-28 27713 Plumas Eureka Peak. 2255 Comment
  CHSC42023  Boechera suffrutescens Lowell Ahart 1986-7-15 5365 Plumas Along a water ditch, south of the South Fork of the Feather River, about 1 mile south-west of Pilot Peak, about 1 1/4 mile north-east of the Independent Mine, about 10 miles north-east of La Porte. 1828 Comment
  UCD149522  Boechera suffrutescens G. L. Stebbins 1970-7-24 7072 Plumas South of Round Lake, in Lakes Basin. South of Gray Eagle. (Exact location unknown. Coordinates estimated by label maker.) 2072 Comment
  CHSC82541  Botrychium simplex var. compositum Lowell Ahart; John Dittes 2002-6-17 9727 Plumas On the west side of a meadow, about 40 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. 1715 Comment
  CHSC82557  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9866 Plumas In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  CDA11930  Boykinia major G. F. Hrusa, J. Dinsdale 1989-6-27 7222 Plumas Sierra Nevada; Tributary entering Bucks Lake at N end. Comment
  CAS-BOT-BC418416  Boykinia occidentalis E. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  JEPS94512  Brickellia californica Vernon Oswald and Lowell Ahart 1997-9-18 8870 Plumas 10.7 mi n of the Butte-Plumas County line (Highway 70 between Tobin and Belden, on bank of North Fork Feather River); North Fork Feather River, Highway 70 627 Comment
  RSA299235  Brickellia californica J. T. Howell 1961-9-23 36895 Plumas Englemine 1098 Comment
  CHSC33927  Brickellia greenei M. S. Taylor 1981-7-18 4056 Plumas N side of Caribous Rd, ca. 3 mi NE of its jct with Hwy 70 near Belden. 853 Comment
  CDA14742  Bromus carinatus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3287 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  UCD32649  Bromus carinatus Beecher Crampton 1954-7-5 2041 Plumas Plumas County, 1.5 miles north of Greenville, along highway 89. 1127 Comment
  CHSC84954  Bromus carinatus var. carinatus Lowell Ahart 2003-10-26 10682 Plumas On a gravel bar on the east side of the South Fork of the Feather River, where the old road crosses the river, about 1/8 mile west of the Feather Fork Mine, about 1 3/4 miles (air) northeast of Little Grass Valley Reservoir, about 6 1/2 miles (air) northeast of La Porte. 1600 Comment
  UC1131035  Bromus carinatus var. carinatus A. Lewis 1934-6-18 488 Plumas Plumas National Forest, Little Grass Valley Little Grass Valley; Plumas National Forest, Little Grass Valley 1524 Comment
  CAS-BOT-BC148707  Bromus carinatus var. marginatus John Thomas Howell 1960-7-17 35498 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC148709  Bromus carinatus var. marginatus John Thomas Howell 1960-7-20 35760 Plumas Lassen Volcanic National Park. Boiling Springs Lake. 1798 Comment
  CAS-BOT-BC148713  Bromus carinatus var. marginatus John Thomas Howell 1955-7-20 30829 Plumas Sierra Nevada. Mohawk. 1371 Comment
  CHSC88194  Bromus ciliatus Lowell Ahart 2004-7-27 11314 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1645 Comment
  JEPS106340  Bromus ciliatus Lowell Ahart 2004-7-27 11314 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte 1645 Comment
  OBI2915  Bromus japonicus Lewis S. Rose 1968-6-10 68087 Plumas Quincy 1036 Comment
  CHSC99945  Bromus orcuttianus Lowell Ahart 2008-8-14 15212 Plumas 300 yards northeast of the metal gate, east side for Forest Road 22n68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  SEINET13710646  Bromus orcuttianus Lowell William Ahart, Lowell William Ahart 2001-1 8998 Plumas Edge of Rd. 1/2 Mi. N of Humboldt Summit (T27N, R5E, sec 32, NW 1/4) 6000 Ft. 1829 Comment
  CAS-BOT-BC162012  Bromus racemosus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1637 Plumas Butterfly Botanical Area and Vicinity. Area at north of Pond Reservoir. 1097 Comment
  CAS-BOT-BC161351  Bromus tectorum John Thomas Howell 1977-6-20 52410 Plumas SIerra Nevada. On the peninsula of Lake Almanor. 1371 Comment
  CHSC117315  Bromus vulgaris L. P. Janeway 2016-8-10 12150 Plumas Northern High Sierra Nevada. Plumas National Forest; about 100 m south of Gibsonville-Johnsville Road on east side of Continental Ravine (a tributary of West Branch Nelson Creek). 1830 Comment
  SEINET10508555  Bromus willdenowii Mary Susan Taylor 1981-7-6 Taylor 3966 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  CAS-BOT-BC185348  Calamagrostis canadensis John Thomas Howell 1960-7-20 35722 Plumas Lassen Volcanic National Park. 1828 Comment
  CAS-BOT-BC185350  Calamagrostis canadensis Lowell Ahart 1980-10-6 2662 Plumas Sierra Nevada. Lake, 0.5 mile west of Fowler Peak. 1700 Comment
  UCD57215  Calamagrostis canadensis August L. Hormay Date Unknown s.n. Plumas Quincy. Comment
  CAS-BOT-BC438481  Calandrinia ciliata John Thomas Howell 1960-7-18 35570 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  JEPS102649  Calandrinia ciliata Lowell Ahart 2001-8-28 9215 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
  CHSC48004  Callitriche verna Vernon Oswald 1988-7-19 3598 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the east end of the lake. 1676 Comment
  SEINET5334888  Calocedrus decurrens R. J. Holl 1949-5-28 s.n. Plumas 3 miles north of Quincy 1067 Comment
  CDA14704  Calochortus leichtlinii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3206 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  CHSC76152  Calochortus leichtlinii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3206 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  JEPS15483  Calochortus leichtlinii Joseph and Hilda Grinnell 1938-6-11 1090 a Plumas Mohawk 1341 Comment
  SEINET3840913  Calochortus leichtlinii G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3811 Plumas Frenchman Lake, South shore of Frenchman Reservoir (Lake), 0.4 miles east of Frenchman Dam, USGS Quadrangle 7.5 1700 Comment
  UC584333  Calochortus leichtlinii G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2243 Plumas n of Engelmine; Red Rock 2133 Comment
  UCD139521  Calochortus leichtlinii J. M. Tucker 1948-7-24 1722 Plumas near road from Cascade to Camel Peak. 1615 Comment
  SD133926  Calochortus leichtlinii Barbara Ertter, Gary Schoolcraft 1989-7-3 8660 Plumas Ridge between Red Rock and Diamond Mountain, ca. 8 airmiles south of Susanville. Dry open ridgeline of old river cobbles. 2225 Comment
  CAS-BOT-BC483478  Calochortus minimus Elmer I. Applegate 1929-6-21 5795 Plumas Between Kelly's camp and Drakesbad, Warner Valley, Mt. Lassen region Comment
  POM181943  Calochortus nudus J. G. Lemmon 1887-5-27 s.n. Plumas Mohawk Valley Comment
  SD46482  Calochortus nudus Robert J. Weatherby 1955-7-26 1662 Plumas Locally common in dry soil at edge of meadow. Meadow near upper end of Three Lakes trail, near Spanish Peak. 2073 Comment
  CHSC61595  Calochortus venustus Aurthur C. Barrett 1918-7-8 9 Plumas Indian Creek, near Lone Rock Cr. 1645 Comment
  CAS-BOT-BC175765  Caltha leptosepala John Thomas Howell 1960-7-23 35967 Plumas Drakesbad. Lassen Volcanic National Park 1828 Comment
  CHSC34901  Calycadenia truncata M. S. Taylor 1981-8-31 4250 Plumas Headwaters of Calf Pasture Creek, ca. 4 mi E of Clio. 1706 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
  JEPS122183  Calyptridium monospermum Lowell Ahart 2014-8-26 19781 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
  UC1075703  Calyptridium monospermum Robert J. Weatherby 1955-6-22 1533 Plumas road to Spanish Peak lookout 1828 Comment
  SEINET10572714  Calyptridium umbellatum Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5182 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
  UCD126111  Calystegia malacophylla Matt Georgeff 1992-5-17 16 Plumas Snake Lake Campgrounfd, 15 miles W of Quincy. 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
  CHSC21294  Calystegia occidentalis subsp. occidentalis F. T. Griggs; A. Pass 1975-7-8 106 Plumas Buck's Lake Forest Service Survey Comment
  POM181053  Calystegia occidentalis var. tomentella A. A. Heller, P. B. Kennedy, A. H. Heller 1907-7-15 s.n. Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  RSA14262  Calystegia occidentalis var. tomentella Mrs. R. M. Austin 1879-1 s.n. Plumas Big Meadow Comment
  SEINET10902982  Calystegia polymorpha Mary Susan Taylor 1982-8-12 Taylor 4981 Plumas T22N R12E nw/ne sec 14. Blairsden quad. Along Denton Creek, between 516 and Hwy 70, ca. 1 mi e of Blairsden. Mixed Evergreen Forest; 4700 ft. 1432 Comment
  SEINET10935964  Calystegia polymorpha Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3821 A Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  CAS-BOT-BC496985  Camassia leichtlinii subsp. suksdorfii John Thomas Howell 1967-6-23 42713 Plumas Butterfly Valley 1066 Comment
  CHSC75415  Camassia quamash subsp. breviflora Vernon H. Oswald 1999-5-26 9730 Plumas Rest Area on Hwy. 89 between Hwy. 36 and Prattville on the south side of Lake Almanor. 1389 Comment
  RSA369199  Camassia quamash subsp. breviflora George Willet 1935-6-4 s.n. Plumas Vinton Comment
  UCD103267  Camissonia contorta A. A. Beetle 1941-6-28 2892 Plumas West side of Lake Almanor. 1828 Comment
  CAS-BOT-BC160840  Camissonia tanacetifolia subsp. quadriperforata Mrs. H. C. Cantelow 1941-5-20 s.n. Plumas 1.7 miles n.e. of Vinton School on road to Frenchman Creek 1524 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
  RSA794992  Camissonia tanacetifolia subsp. tanacetifolia L. Ahart, John Dittes 2009-9-7 16385 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  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
  SEINET10905900  Campanula prenanthoides Joseph Clemens 1920-8-11 Clemens s.n. Plumas Greenville Comment
  SEINET10917161  Campanula prenanthoides Solomon W. Conrad 1975-8-11 Conrad 7398 Plumas Douglas Fir forest 5.5 miles west of Quincy on Meadow Valley Rd. 1219 Comment
  SEINET10871495  Cardamine Mary Susan Taylor 1981-6-18 Taylor 3939 Plumas T25N R12E sw/ne sec 25. Grizzly Valley quad. Along spring crossing Beckwourth- Genesee Rd, N of Crystal Greek, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft elev. 1737 Comment
  RSA52953  Cardamine pulcherrima R. Weatherby 1950-5-31 1435 Plumas West shore of Lake Almanor. 1418 Comment
  CAS-BOT-BC18370  Carex Alice Eastwood 1927-6-1 14656 Plumas Forest Lodge near Greenville. Comment
  CHSC87992  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11172 A Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CAS-BOT-BC17843  Carex amplifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1494 Plumas Butterfly Botanical Area and VIcinity. Fern Glen. 1097 Comment
  CAS-BOT-BC17844  Carex amplifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1638 Plumas Butterfly Botanical Area and VIcinity. Area north of Pond Reservoir. 1097 Comment
  CAS-BOT-BC17846  Carex amplifolia Walter Knight; Irja Knight 1966-9-12 1705 Plumas Butterfly Botanical Area and VIcinity. Beargrass Glade. 1127 Comment
  CHSC102660  Carex amplifolia Lowell Ahart; John Dittes 2009-8-28 16354 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
  CHSC65590  Carex amplifolia L. P. Janeway 1995-8-30 4903 Plumas Along West Branch Humbug Creek; about 2.3 mi south of Smith Peak. Creekside opening. 1630 Comment
  CHSC55552  Carex angustata L. P. Janeway 1990-7-11 3788 Plumas Plumas National Forest. About 1/4 mi east of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Little Grizzly Creek. 1775 Comment
  CHSC85979  Carex angustata L. P. Janeway 2003-7-19 7906 Plumas High Cascade Range. At eastern end of Willow Lake along the small stream channel draining the lake. 1655 Comment
  CHSC97254  Carex angustata Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14475 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  RSA754926  Carex angustata L. Ahart, Josephine Guardino 2005-8-10 12316 Plumas Along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1822 Comment
  CDA17815  Carex angustata G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-23 3164 Plumas Long Valley Region; Long Valley, 0.4 mile S of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CAS-BOT-BC19728  Carex athrostachya John Thomas Howell 1962-6-18 37753 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  CHSC20769  Carex athrostachya K. R. Stern 1975-7-24 5866 Plumas s shore of Lake Almanor. 1371 Comment
  JEPS107731  Carex athrostachya Lowell Ahart, John Dittes 2005-9-19 12397 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  JEPS63502  Carex athrostachya W. L. Jepson 1939-8-16 19438 Plumas Portola Comment
  UC1133322  Carex athrostachya E. Sawyer 1935-6-22 168 Plumas Charlies Valley 1524 Comment
  RSA32327  Carex athrostachya C. R. Quick 1945-7-20 45 -66 Plumas Deane s Valley, SE of Meadow Valley. Comment
  SEINET10585099  Carex athrostachya David Castaner 1984-5-28 Castaner 8059 Plumas Almanor, Along highway 89. Comment
  POM81342  Carex aurea Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  UC1100511  Carex aurea Malcolm A. Nobs, S. Galen Smith 1949-8-19 1450 Plumas bog and marsh at Butterfly Valley Butterfly Valley Comment
  CAS-BOT-BC19523  Carex bolanderi John Thomas Howell 1960-7-17 35491 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC19524  Carex bolanderi John Thomas Howell 1962-6-17 37649 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  JEPS102674  Carex bolanderi Lowell Ahart 2001-7-19 8947 Plumas On the sides of Hopkins Creek, about 100 yards NW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  JEPS117699  Carex bolanderi Lowell Ahart 2010-10-21 17314 Plumas On the south side of a small wash, about 100 yards north of Fowler Lake, about 30 yards west of the trail (poor road), about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, abo 1662 Comment
  CAS-BOT-BC19526  Carex bolanderi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54292 Plumas Sierra Nevada. On China Grade, 1.4 mile south of Taylorsville. 1402 Comment
  CHSC41163  Carex brainerdii L. P. Janeway 1985-6-27 1204 Plumas Near the U.C. Forestry Camp, southwest of Meadow Valley. F.S. Rd 23N16--Schneider Cr Rd. 1182 Comment
  JEPS118661  Carex brainerdii L. P. Janeway 2010-7-3 10076 Plumas Northern High Sierra Nevada. Top of ridge between Pigtail Ravine and Hunters Ravine, ±overlooking Middle Fork Feather River from the North. Comment
  JEPS95366  Carex brainerdii Lowell Ahart 1994-6-29 7419 Plumas about 1/2 mi S of Bucks Lake (W of a poor logging road) 1828 Comment
  SEINET13344652  Carex brainerdii J. T. Howell, Gordon H. True 1967-5-7 42186 Plumas Sierra Nevada, Injin Jim Campground [now James Lee Campground] at confluence of Granite Creek and North Fork of Feather River 610 Comment
  CAS-BOT-BC19630  Carex brainerdii Clarence Roy Quick 1955-6-21 55 -34 Plumas Sierra Nevada. Near southeast end of Lake Almanor. Comment
  CAS-BOT-BC19639  Carex brainerdii L. P. Janeway 1987-5-28 2103 Plumas Along highway 36 0.2 mile east of turn to North Shore Lake Almanor & Almanor Peninsula. 1493 Comment
  CDA33040  Carex cusickii L. P. Janeway 2000-7-7 6881 Plumas Northern High Sierra Nevada; Drainage bottom at head of an upper northern branch of Spanish Creek, about 1.1 km northeast of Maple Flat. Comment
  JEPS121734  Carex cusickii L. P. Janeway 2014-7-16 11547 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the middle of Happy Valley. Comment
  UC1730225  Carex cusickii L. P. Janeway 1998-9-10 6274 Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  CHSC47133  Carex douglasii L. P. Janeway 1989-6-15 3318 Plumas Plumas National Forest. Pond across road from springy slope; jct of roads 111 (Beckwourth-Genesee Rd) and rd 24N49Y; near north end of Crocker Valley. 1730 Comment
  RSA726358  Carex douglasii L. Ahart, John Dittes 2007-6-16 14134 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  UCD108006  Carex douglasii Tim Kuhn 2006-6-14 59 Plumas south of Frenchman Lake. Comment
  CAS-BOT-BC20081  Carex echinata Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-8-19 1449 Plumas Butterfly Valley. Comment
  CAS-BOT-BC20082  Carex echinata John Thomas Howell 1962-6-17 37656 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CHSC102586  Carex echinata subsp. echinata L. P. Janeway; B. Castro 2009-7-4 9847 Plumas Northern High Sierra Nevada. Upper end of Rock Island Ridge,. 1576 Comment
  CHSC65592  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 north of Road 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  RSA169429  Carex echinata subsp. echinata L. S. Rose 1963-6-3 63101 Plumas Butterfly Valley, 2 miles SW of Keddie 1189 Comment
  CAS-BOT-BC20113  Carex feta John Thomas Howell 1973-7-10 49740 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  CDA13986  Carex feta G. F. Hrusa 1996-8-2 13425 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Common on +- disturbed area of wet springline, forming tributary of Squirrel Creek. Comment
  CAS-BOT-BC20114  Carex feta Alice S. Mulford 1944-8-13 s.n. Plumas Mohawk. Smith Creek near road. Mohawk Tavern. Comment
  CDA17787  Carex filifolia var. erostrata G. D. Barbe, T. C. Fuller 1982-6-17 3850 Plumas Frenchman Lake Region; On E shore of Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CAS-BOT-BC22343  Carex filifolia var. filifolia Lloyd W. Swift 1931-6-1 48 Plumas Plumas Forest. Murdock Crossing. 1676 Comment
  CAS-BOT-BC22346  Carex filifolia var. filifolia John Thomas Howell 1962-6-18 37776 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  CHSC55435  Carex fracta L. P. Janeway 1990-7-13 3797 Plumas Plumas National Forest. Near Emigrant Creek about 1/3 mi south of Little Grizzly Creek. 1798 Comment
  CHSC65521  Carex fracta L. P. Janeway 1995-8-30 4902 Plumas Along West Branch Humbug Creek 2.3 mi south of Smith Peak. 1630 Comment
  CHSC76322  Carex fracta G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13258 Plumas Northern California, Sierra Nevada, Plumas National Forest. Near creek in low valley below headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2000 Comment
  UC1778640  Carex heteroneura G. Douglas Barbe, T. C. Fuller 1982-6-16 3790 Plumas Plumas National Forest. Meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  UCD140425  Carex heteroneura G. F. Hrusa; T. D. Wilfred 1997-6-26 13924 Plumas Brady's Camp. Pine Creek Valley, ca. 1/2 mile NE Argentine Rock. Comment
  UCR148892  Carex heteroneura var. heteroneura G. D. Barbe, T. C. Fuller 1982-6-16 3790 Plumas Plumas National Forest. Meadow below Mud Lake, 0.75 mi northeast of Eisenheimer Peak. 2098 Comment
  CHSC74289  Carex hoodii B. Castro; L. Gehrung 1998-9-23 844 Plumas Ca 3 air mi NE of Little Grass Valley Reservoir, on ridge system above S. Fork Feather River, on W side of USFS Rd 22N60 ca 1 mi S of the Pacific Crest Trail crossing. In moist opening just N of jcn of spur road 1719 Comment
  CHSC92297  Carex integra Lowell Ahart; Josephine Guardino 2005-8-9 12271 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. 1597 Comment
  JEPS95405  Carex jonesii Lowell Ahart 1994-6-15 7341 Plumas 1 air mile W of Little Grass Valley Reservoir (200 yds E of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat) 1767 Comment
  CHSC100043  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 Valley Reservoir. 1645 Comment
  CHSC110175  Carex lasiocarpa Peter F. Zika; Barbara Wilson, J. Belsher-Howe 2011-8-2 25700 Plumas SW end of Pond Reservoir on Butterfly Creek, Butterfly Valley, northern Sierra Nevada Highlands (n SNH). 1165 Comment
  CHSC46712  Carex lasiocarpa V. Oswald; W. Dempsey 1989-8-24 3963 Plumas Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 1.1 mi (air) nw of Chester. 1828 Comment
  JEPS87511  Carex lasiocarpa Vernon H. Oswald and Lowell Ahart 1993-8-3 5758 Plumas ca. 9 mi (air) n Lake Almanor (in the se corner of the meadow at the n end of 30N25 on the s edge of the Caribou Wilderness,); Caribou Wilderness, Hay Meadow 1950 Comment
  SEINET10916824  Carex lasiocarpa Vernon H. Oswald, Lowell Ahart 1988-8-4 Oswald 3679 Plumas T29N R5E se/nw/S6, Red Fir Forest. Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Occasional sedge which forms small tufts on the edge of a floating sphagnum bog where it drops off into deep water; located on the ne side of the lake. 1676 Comment
  HSC95567  Carex lenticularis var. impressa L. Ahart 2003-7-18 10433 Plumas E side of road, 0.75 mi. W of Lumpkin Ridge Rd., 1 mi. SE of Tamarack Flat, 2 mi. NW of Little Grass Valley Reservoir dam, 5 mi. NW of La Porte 1753 Comment
  SEINET3450855  Carex lenticularis var. lipocarpa Unknown 2003-7-18 10431 Plumas La Porte, La Porte, about 5 air miles northwest to Little Grass Valley Reservoir dam, about 2 air miles northwest to Tamarack Flat,, about 1 mile southeast to Lumpkin Ridge Road, about 0.75 miles west, 150 yards south of the road 1730 Comment
  RSA715531  Carex limosa L. P. Janeway, B. Castro 2005-9-11 8540 Plumas Northern High Sierra Nevada. North edge of the fen above the middle of the Grassy Lakes, about 0.8 km northeast of Three Lakes. 1896 Comment
  UC1564758  Carex limosa V. Oswald, L. Ahart, and L. Hanson 1989-7-31 3903 Plumas 0.5 air mi w Fowler Pk (6.5 mi air n of La Porte, lake at the headwaters of Fowler (Slate) Creek); Fowler (Slate) Creek 1670 Comment
  SD46468  Carex luzulifolia Robert J. Weatherby 1955-6-26 1543 Plumas Lakes Basin Area; Mud Lake; common in boggy meadow at edge of creek; Lodgepole Forest with Pinus murrayana and Tsuga mertensiana. 2103 Comment
  RSA0035328  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 cross the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1940 Comment
  CHSC46988  Carex luzulina var. ablata L. P. Janeway 1989-8-4 3553 Plumas Plumas National Forest. East side of Eureka Ridge near headwater springs of Bear Cr. 1889 Comment
  CAS-BOT-BC31640  Carex luzulina var. ablata L. P. Janeway 1990-6-27 3734 Plumas Mt. Ingalls quad. Headwaters of Joseph Creek on NE side of Grizzly Ridge. 2103 Comment
  CAS-BOT-BC31694  Carex mariposana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54343 Plumas 2.8 mi NNE of Englemine on Diamond Mt. Road 1341 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
  JEPS120145  Carex mendocinensis Lowell Ahart 2012-7-1 18251 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  CAS-BOT-BC32066  Carex multicaulis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1424 Plumas Near open forest adjacent to Pond Reservoir. Butterfly Botanical Area and Vicinity. 1097 Comment
  CAS-BOT-BC32228  Carex multicostata Janet Jones 1980-7-16 214 Plumas Frazier Falls area 1828 Comment
  RSA71293  Carex multicostata L. S. Rose 1951-6-28 51036 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CHSC65600  Carex nebrascensis L. P. Janeway 1995-8-4 4888 Plumas About 1.4 mi north-northeast of Dixie Mountain Lookout; springy meadow between Lookout Creek and Road 25N03. 2026 Comment
  CHSC77034  Carex nebrascensis G. Douglas Barbe; T. C. Fuller 1982-6-17 3860 Plumas Frenchman Lake Region. 2 miles N of Turkey Point Fishing Access; marshy seep area at the shore of N arm of the lake. Comment
  CHSC88942  Carex nebrascensis L. P. Janeway 2004-8-22 8316 Plumas Northern High Sierra Nevada. Along Crocker Creek 0.4 km north of Crocker Meadow. 1731 Comment
  POM81829  Carex nebrascensis Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  SEINET7568662 Image available Carex nebrascensis L. P. Janeway 2004-8-22 8316 Plumas Crocker Mtn 7.5' quad. Northern High Sierra Nevada. Along Crocker Creek 0.4 km north of Crocker Meadow. 1731 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
  CAS-BOT-BC119293  Carex occidentalis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54397 Plumas Meadow and meadow borders, 0.3 mi SW of Bucks Summit on road to Bucks Lake. 1645 Comment
  CAS-BOT-BC119188  Carex pachystachya John Thomas Howell 1960-7-23 35958 B Plumas Meadow borders, Drakesbad. 1828 Comment
  UC1748295  Carex pachystachya L. P. Janeway 2000-6-24 6836 Plumas 1.1 km SE of Crystal Peak ( near top of ridge, SW slope); Northern High Sierra, Diamond Mountains 2201 Comment
  CAS-BOT-BC119193  Carex pachystachya D. A. McMillan 1913-6-1 1 Plumas Harding Meadow. Comment
  CHSC55559  Carex pellita L. P. Janeway 1990-7-11 3787 Plumas Plumas National Forest. About 1/4 mi east of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Grizzly Creek. 1775 Comment
  CHSC56888  Carex pellita L. P. Janeway 1991-8-4 4124 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass; 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  CAS-BOT-BC118130  Carex rossii John Thomas Howell 1960-7-22 35913 Plumas Devil's Kitchen to Drakesbad 1828 Comment
  CHSC41154  Carex rossii L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-9 1206 Plumas Slopes northeast of confluence of Hungry Cr and Indian Cr, 15 mi e of Taylorsville on road to Antelope Res. 1554 Comment
  CHSC53544  Carex rossii L. P. Janeway 1984-7-13 901 Plumas Southwest of Bucks Lake; near Grizzly Cr campground. 1584 Comment
  CAS-BOT-BC118140  Carex rossii L. P. Janeway 1990-7-3 3758 Plumas Mt. Ingalls quad. Ca 100 m W of Paradise Creek, ca 2/3 mi S of Little Grizzly Creek. 1874 Comment
  CHSC81414  Carex scabriuscula Samantha Mackey 2000-9-6 304 Plumas Northern High Sierra Nevada. Frenchman Hill. Throughout the north-facing drainage. 1828 Comment
  CHSC81927  Carex scabriuscula Samantha Hillaire 2001-10-29 299 A Plumas Northern High Sierra Nevada. Southeast of Buckhorn and Granite Summits, just north of 23N69 road above the roadcut, below 2 large rock outcrops. 1877 Comment
  CHSC116388  Carex scopulorum var. bracteosa Sara M. Taylor; Scott Batiuk 2012-9-13 77 Plumas Plumas National Forest. Line Springs. From Silver Lake parking area, follow trail up Granite Gap to Pacific Crest Trail. Follow trail north approx. 1.5 km, then bushwack west for approximately 0.5 km. UTM zone 10, 4423596 N, 657038E. 2028 Comment
  CAS-BOT-BC117522  Carex sheldonii L. P. Janeway 1992-6-4 4216 Plumas Wet area adjacent to Bonta Creek in wooded pasture between Mohawk Ranger Station barracks 1318 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
  CDA17790  Carex simulata G. D. Barbe, T. C. Fuller 1982-6-17 3864 a Plumas Frenchman Lake Region; 2 miles N of Turkey Point Fishing Access; shore of N arm of the lake. 1706 Comment
  CHSC84902  Carex spectabilis L. P. Janeway 2003-9-20 7999 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. 2115 Comment
  CAS-BOT-BC114997  Carex subfusca John Thomas Howell 1951-6-28 27651 Plumas Johnsville 1584 Comment
  CAS-BOT-BC114999  Carex subfusca John Thomas Howell 1960-7-20 35712 Plumas Dry, open rocky meadow in Drakesbad. 1828 Comment
  CHSC76819  Carex subfusca G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3058 Plumas 10.6 miles NE of La Porte on La Porte-Quincy Road; 8.3 miles NE of junction, Little Grass Valley Reservoir Road, headquarters of South Fork Feather River. 1889 Comment
  CHSC84896  Carex subfusca L. P. Janeway; B. Castro 2003-9-6 7980 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  JEPS107615  Carex subfusca Lowell Ahart, Josephine Guardino 2005-8-9 12290 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  JEPS117654  Carex subfusca Lowell Ahart 2010-7-27 16924 Plumas On the south side of the paved road, about 1/2 mile south of Goat Mountain, about 2 miles (air) northeast of La Porte 1656 Comment
  SEINET4292206 Image available Carex subfusca L. Ahart, Guardino, J 2007-1 14356 Plumas Open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. Comment
  UC1778649  Carex subfusca G. Douglas Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3320 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  UCD140912  Carex subfusca John Thomas Howell 1960-7-22 35875 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC115981  Carex subfusca L. P. Janeway; Jim Battagin; Rob Russell 1993-8-4 4490 Plumas Along Dolly creek at upper portion of the Walker Mine tailings. Mt. Ingalls quad. 1749 Comment
  RSA97965  Carex subfusca J. T. Howell 1951-6-27 27600 Plumas McRae Meadow. 1982 Comment
  CHSC47144  Carex utriculata Henricus Jansen 1989-6-22 Plumas Soldier Creek. 1371 Comment
  CAS-BOT-BC115404  Carex utriculata Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1410 Plumas Abundant around Pond reservoir. 1097 Comment
  SEINET10748523  Carex utriculata A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8818 Plumas Prattville. Comment
  CAS-BOT-BC115154  Carex vesicaria John Thomas Howell 1961-9-23 36858 Plumas Indian Valley 1082 Comment
  CHSC40413  Carex vesicaria Lowell Ahart 1985-7-11 5124 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 northeast of La Porte. 1584 Comment
  SEINET10466857  Carex vesicaria Mary Susan Taylor 1982-9-8 Taylor 5109 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CHSC76329  Carex whitneyi G. F. Hrusa 1996-7-16 13234 Plumas Sierra Nevada, Plumas National Forest. Near summit above headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 52 N; 120 44 W']. 2100 Comment
  CHSC85996  Carex whitneyi L. P. Janeway 2003-7-19 7911 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
  SEINET7580522 Image available Carex whitneyi L. P. Janeway 2003-7-19 7911 Plumas Reading Peak 7.5' quad, 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
  CAS-BOT-BC249368  Castilleja applegatei John Thomas Howell; Gordon H. True 1969-6-23 45805 Plumas 2.6 mi. n. of Middle Fork of Feather River at Nelson Point 1310 Comment
  CAS-BOT-BC249370  Castilleja applegatei Robert J. Weatherby 1955-7-26 1663 Plumas Upper end of Three Lakes Trail, near Spanish Peak 2072 Comment
  JEPS3800  Castilleja applegatei subsp. pinetorum John Thomas Howell 1926-7-24 2101 Plumas near Prattville 1463 Comment
  POM297718  Castilleja applegatei subsp. pinetorum A. A. Heller, P. B. Kennedy 1907-7-15 8840 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  SEINET10549339  Castilleja applegatei var. fragilis Mary Susan Taylor 1982-5-23 Taylor 4517 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
  CHSC37292  Castilleja arachnoidea M. S. Taylor 1982-8-18 5013 Plumas Dry open slopes on Mt Ingalls summit, ca. 9 air mi ne of Sloat. 2551 Comment
  CHSC82129  Castilleja arachnoidea L. P. Janeway; B. Castro 2001-6-22 7370 Plumas Northern High Sierra Nevada. On low peak along ridge between Frenchman Hill and the northwest end of Red Mountain. 1798 Comment
  SBBG25803  Castilleja campestris K. K. Muller 1965-8-19 1368 Plumas St Hwy 89, 5 mi NW of Almanor Post Office Comment
  SD7028  Castilleja campestris subsp. campestris Daniel Cleveland 1882-7-22 Plumas Prattville Comment
  JEPS113656  Castilleja lacera Lowell Ahart, John Dittes 2007-6-16 14136 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UCD23342  Castilleja linariifolia E. W. Jameson 1949-5-6 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  CAS-BOT-BC254064  Castilleja miniata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  RSA59586  Castilleja miniata E. K. Balls 1950-9-1 15668 Plumas East of Long Lake, meadow leading down to two smaller lakes. 2134 Comment
  CDA14769  Castilleja miniata subsp. miniata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3356 Plumas 0.25 mile east of Bucks summit on Bucks Lake Road. 1670 Comment
  JEPS88489  Castilleja miniata subsp. miniata Vernon H. Oswald and Lowell Ahart 1996-8-1 8141 Plumas ca 1.5 mi nw Hauns Mdw. (Forest Rd 27N16 on s slope of Dyer Mtn, at a branch of Second Water Trough Creek, ca 1.5 mi se of Dyer Mtn Lookout, n of Hwy 89); Dyer Mtn. 1706 Comment
  RSA52890  Castilleja payneae R. Weatherby 1950-8-11 1509 Plumas Trail to Long Lake boathouse. 1982 Comment
  CAS-BOT-BC241037  Castilleja pilosa John Thomas Howell 1951-6-28 27696 Plumas Eureka Peak 1981 Comment
  CAS-BOT-BC241039  Castilleja pilosa Francis W. Pennell 1940-6-12 25820 Plumas Sierra Valley, 5 mi. S. of Beckwourth 1524 Comment
  CHSC37290  Castilleja pilosa M. S. Taylor 1982-5-28 4558 Plumas Squaw Valley at jct of 26N70 and 28N01, ca. 16 mi s of Milford. 1706 Comment
  JEPS81448  Castilleja pilosa M. S. Taylor 1982-5-28 4558 Plumas ca 16 mi s Milford (Squaw Valley at jct of 26N70 and 28N01); Crocker Mt. Quad., Squaw Valley 1706 Comment
  CHSC24240  Castilleja tenuis L. Mayer 1976-8-2 Plumas Sw shore of Lake Almanor. Comment
  CHSC43565  Castilleja tenuis Lowell Ahart 1979-7-18 1985 Plumas In a small meadow, along Cleghorn Bar Road, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1676 Comment
  CHSC68875  Castilleja tenuis Vernon Oswald; Lowell Ahart 1997-6-24 8626 Plumas South of Susanville on Diamond Mtn. Motorway (28N15) at the meadow at Wheeler Sheep Campground. 1993 Comment
  JEPS113585  Castilleja tenuis Lowell Ahart, Josephine Guardino 2007-7-20 14351 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS95707  Castilleja tenuis Lowell Ahart 1995-9-13 7621 Plumas on the north side of Onion Valley; east of Quincy La Porte Road; about 1 mile north-west of Pilot Peak 1828 Comment
  JEPS82979  Ceanothus Toni Fauver 1984-5-13 227 Plumas Caribou rd to Humbug Valley Feather River 1371 Comment
  SEINET13946231 Image available Ceanothus Joseph Andorfer Ewan 1934-1 8289 Plumas near Sierra Co. Line and Gold Lake road 1829 Comment
  RSA60216  Ceanothus cordulatus E. K. Balls 1950-9-6 15690 a Plumas 3.1 miles E of turn to Sloat, Hwy 24, between Quincy and Portola. 1250 Comment
  UC1070975  Ceanothus cordulatus F. W. Embree 1934-6-12 101 Plumas 1/2 mi w Bucks Ranch; Bidwell Bar quad, pLumas National Forest 1615 Comment
  CAS-BOT-BC50775  Ceanothus integerrimus H. M. Hall 1912-6-30 9303 Plumas Sierra Nevada Mts. - Spanish Ranch 1158 Comment
  JEPS103362  Ceanothus integerrimus Lowell Ahart 2002-7-6 9844 Plumas On the W side of the dirt road and E of the large meadow, on Rock Island Ridge, ca 3/4 mile SE of Soapstone Hill and the Oroville Quincy Highway, ca 1 1/2 miles (air) NE of Four Trees. 1611 Comment
  UC79984  Ceanothus lemmonii J. G. Lemmon 1874-1 Plumas 5 mi s Quincy; American Valley Comment
  CAS-BOT-BC63330  Ceanothus prostratus Ella Dales Cantelow 1940-5-10 s.n. Plumas 2.5 mi. w. of Bucks Lake. Comment
  SBBG33989  Ceanothus prostratus var. prostratus L. S. Rose 1969-6-24 Plumas 5 mi W of Keddie, Butterfly Valley 1036 Comment
  CAS-BOT-BC52169  Ceanothus pumilus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1648 Plumas Along roadside in area adjacent to Sweetwater Meadow 1127 Comment
  SD46590  Ceanothus velutinus Robert J. Weatherby 1950-8-11 1515 Plumas Peak of Mt. Elwell, Lakes Basin Area, Northern Sierra Nevadas 2377 Comment
  SD7226  Ceanothus velutinus Daniel Cleveland 1884-6-6 Plumas Big Meadows Comment
  UCD130017  Centaurea cyanus J. Naughton 2002-7-7 105 Plumas Plumas County Fairgrounds, near Lee Road. Comment
  UC143601 Image available Cephalanthera austiniae Mrs. R. M. Austin July 1877 161 Plumas near Quincy; Mill Creek Comment
  CHSC34894  Ceratophyllum demersum M. S. Taylor 1981-9-2 4267 Plumas N tip of Round Valley Reservoir, by rd 204, ca. 3 air mi s of Greenville. 1371 Comment
  JEPS51922  Chamaesyce serpyllifolia W. L. Jepson 1939-8-7 18346 Plumas Meadow Valley Comment
  UC711918  Chamaesyce serpyllifolia Roxana S. Ferris and Laura Lorraine 1941-8-9 10442 Plumas betw junction of Lassen National Park Rd (State Hwy 89) and State Hwy 32 and Chester Comment
  CHSC1121  Chamerion angustifolium subsp. circumvagum V. Holt 1935-9-1 Plumas Buck's Lake road. 1219 Comment
  UCD147800  Chamerion angustifolium subsp. circumvagum Allyson Ayalon; Lucie Jerabkova 2012-8-1 153 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  UC586939  Chamerion angustifolium subsp. circumvagum Joseph Andorfer Ewan 1934-7-25 8222 Plumas Gold Lake Rd above Dentens (Blairsden); Sierra Nevada 1524 Comment
  CAS-BOT-BC70208  Cheilanthes gracillima Robert J. Weatherby 1950-8-11 1514 Plumas Mt. Elwell, Lakes Basin Area 2377 Comment
  UC123088  Cheilanthes gracillima Mrs. R. M. Austin Aug. 1874 315 Plumas Black Hawk Creek Comment
  SEINET10529933  Cheilanthes siliquosa Mary Susan Taylor 1980-9-27 Taylor 3347 Plumas T23N R7E sw sec 8, Bucks Lake quad. ca. 0.3 mi S of Bucks Lake-Spanish Ranch Rd, ca. 0.4 mi E of Frenchman Hill, ca. 20 mi SW of Quincy; from base to top of a serpentine rock wall 600 ft tall. With W. Dakan & T. Griggs. 1646 Comment
  JEPS124536 Image available Chenopodium Reinhard Jockel 1969-6-26 3 Plumas On roadside 2 miles N of Sierra Co. line. on A 23 (Beck worth - Cal pine Rd.) Comment
  CHSC34316  Chenopodium berlandieri L. Ahart 1981-9-6 3074 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1 1/2 mi sw of Crescent Mills. 1200 Comment
  JEPS110530  Chenopodium botrys Lowell Ahart 2006-10-23 13472 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley 1281 Comment
  CAS-BOT-BC494114  Chenopodium desiccatum W. Harnach; N. Harnach 2000-8-2 972 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  RSA724942  Chenopodium pumilio L. Ahart 2006-10-8 13413 Plumas On east bank of Chips Creek, SE of the bridge of Hwy 70, on the N side of the North Fork of the Feather River, about 1.25 miles SW of Belden. 715 Comment
  CDA18694  Chimaphila menziesii G. D. Barbe, T. C. Fuller 1982-6-15 3701 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F) 1493 Comment
  SJSU10848  Chimaphila menziesii H. L. Buckalew 1964-7-27 Plumas Bucks L 1584 Comment
  CAS-BOT-BC452243  Chimaphila umbellata Mrs. Jos. Clemens 1919-10-14 s.n. Plumas Greenville Comment
  CDA18460  Chimaphila umbellata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3211 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  JEPS115093  Chimaphila umbellata Lowell Ahart, John Dittes 2009-7-14 16066 Plumas On dry soil, on the both sides of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1677 Comment
  UC1075670  Chimaphila umbellata Robert J. Weatherby 1950-7-7 1448 Plumas Quincy, Gansner Creek 1219 Comment
  UC1120947  Chimaphila umbellata E. Nourse 1934-8-7 6 Plumas 3/4 mi. s.e. Deans Valley (Plot 155); Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  UCD117410  Chimaphila umbellata James I. Mallory 1969-8-21 356 Plumas 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  CAS-BOT-BC452233  Chimaphila umbellata Anna Head 1920-8-3 s.n. Plumas Gray Eagle Falls, Feather River Region 1828 Comment
  CDA7400  Chondrilla juncea F. Surber, M. Horn 1979-8-2 Plumas Along Gold Lake Road, southwest of Highway 89, between Clio and Graeagle. Comment
  CAS-BOT-BC39665  Chorispora tenella W. Harnach; N. Harnach 1990-4-18 261 Plumas Sierra Valley. Across from Charmicheal pond. 1485 Comment
  UCR123995  Chrysanthemum leucanthemum George K. Helmkamp, E. A. Helmkamp 2001-7-6 6852 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  JEPS37667  Chrysolepis sempervirens W. L. Jepson 1939-8-12 19411 Plumas Dixie Mt. Comment
  UCD110139  Chrysolepis sempervirens James I. Mallory 1969-8-21 354 Plumas 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  SEINET7450654 Image available Chrysopsis villosa var. minor W. Harnach, N. Harnach 1989-6-29 201 Plumas Sierra Valley, Approx 5 miles E of Beckwourth on Hwy 70, Hindoo Ranch 1490 Comment
  HSC100814  Chrysothamnus nauseosus subsp. albicaulis Lowell Ahart 2008-9-10 15360 Plumas NW of East Branch Creek, on both sides of Quincy La Porte Rd., ~1.75 (air) mi. S of Little Grass Valley Reservoir, 1 mi. E of La Porte. 1594 Comment
  CDA38301  Cicuta douglasii T. C. Fuller 1959-7-6 4300 Plumas Highway 89, 1.4 miles south of Crescent Mills. 0 Comment
  CAS-BOT-BC190010  Cinna latifolia George W. Gillett 1957-7-17 797 -B Plumas Lassen Volcanic National Park. Moist gully running into stream flowing from Little Meadow Lake into Willow Lake. 1767 Comment
  CHSC108125  Cinna latifolia Lowell Ahart 2011-9-20 17692 Plumas On the south side of Onion Valley Creek, on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2001 Comment
  JEPS28277  Cinna latifolia George W. Gillett 1957-7-13 797 .6 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park, Little Willow Lake into Willo 1767 Comment
  JEPS76223  Cinna latifolia W. L. Jepson 1939-7-31 19306 Plumas half-way between Meadow Valley and Bucks Valley 1676 Comment
  CHSC102101  Circaea alpina subsp. pacifica Lowell Ahart; John Dittes 2009-7-28 16197 Plumas On wet soil and humus, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  JEPS28619  Circaea alpina subsp. pacifica George W. Gillett 1957-7-17 802 Plumas near the e. inlet upper Willow Lake meadow; Lassen Volcanic Nat'l Park, Willow Lake meadow 1661 Comment
  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
  SEINET10938130  Cirsium Mary Susan Taylor 1982-8-9 Taylor 4957 Plumas T27N R8E nw/nw sec 28. Almanor NE quad. N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 4500 ft. 1372 Comment
  CHSC91912  Cirsium andersonii Lowell Ahart; Josephine Guardino 2005-8-9 12274 Plumas North of a small drainage that runs into Fant Creek, about 200 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  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
  UCD169686  Cirsium arvense L. P. Janeway; Melanie Williams 2011-9-1 10715 Plumas Northern High Sierra Nevada. Plumas National Forest; along Kenzie Ravine 1.1 km east of Little Grass Valley Reservoir, 35 m upstream from Silvertip Road crossing; 2.0 air km north of Goat Mountain. 1573 Comment
  JEPS125974  Cirsium cymosum var. canovirens D. W. Taylor 2001-6-20 17805 Plumas Plumas National Forest; ridge dividing Middle Creek from Indian Creek, ca 2.5 air miles SSW of Antelope Lake Dam. Comment
  CAS-BOT-BC279951  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35986 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC285541  Cirsium occidentale var. candidissimum John Thomas Howell 1975-7-22 51353 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CDA13572  Cirsium occidentale var. candidissimum G. F. Hrusa, B. Smith 1996-8-1 13483 Plumas Sierra Nevada; SW-facing slope on SW side of Little Long Valley Creek. approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  CDA1372  Cirsium occidentale var. candidissimum T. C. Fuller 1957-9-16 304 -57 Plumas Storrie. Comment
  SEINET13351414 Image available Cirsium ochrocentrum T. C. Fuller Unknown s.n. Plumas unknown Comment
  CAS-BOT-BC286362  Cirsium scariosum A. A. Heller; P. B. Kennedy 1907-7-15 8855 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CAS-BOT-BC286444  Cirsium scariosum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54333 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  CAS-BOT-BC285830  Cirsium vulgare Greg Sommers 1976-8-23 1276 Plumas Sierra Valley along Marble Lane 1487 Comment
  CAS-BOT-BC162583  Clarkia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54256 Plumas About 2.5 miles southeast of Mt. Hough on the road to Quincy - Sierra Nevada 1798 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
  CAS-BOT-BC163168  Clarkia lassenensis Clare B. Hardham 1961-6-15 7421 Plumas Sierra Nevada Mountains. East of Taylorsville, Road to Engelmine [Engel Mine] 1219 Comment
  CAS-BOT-BC163170  Clarkia lassenensis R. W. Thorp 1963-7-2 63 -52 Plumas 23 miles southeast of Quincy Comment
  SEINET10492510  Clarkia mildrediae A. Arthur Heller 1940-6-5 Heller 15708 Plumas Along State Highway #24, in granite sand near Bucks Creek Power House. Rather plentiful for a distance of a mile or more, always in granite. Comment
  CHSC28923  Clarkia mildrediae subsp. lutescens L. Hanson 1979-7-23 57 Plumas On Little North Fork Rd, along edge. Comment
  CHSC94110  Clarkia mildrediae subsp. lutescens Lowell Ahart 2006-7-9 12920 Plumas Below an open ridge, about 100 yards north of the paved basalt road, about 4 miles (air) northwest of Tamarack Flat, about 6 miles (air) northwest of Little Grass Valley Reservoir. 1650 Comment
  JEPS109902  Clarkia mildrediae subsp. lutescens Dean W. Taylor 2006-7-12 19563 Plumas Cascade; 1 mile NE thereof (8 air miles NE of Feather Falls, watershed Middle Fork Feather River) 1371 Comment
  CAS-BOT-BC163282  Clarkia mildrediae subsp. mildrediae A. A. Heller 1940-6-5 15708 Plumas Along State Highway #24, near Buck's Creek power house Comment
  LA40265  Clarkia mildrediae subsp. mildrediae June 1958 243- 57 4 Plumas Feather River and Shasta Lake Comment
  UC725468  Clarkia purpurea A. A. Heller 1938-7-2 15234 Plumas just n Quincy (along highway near the bridge over creek); Spanish Creek Comment
  CAS-BOT-BC163853  Clarkia purpurea subsp. quadrivulnera A. A. Heller; P. B. Kennedy 1907-7-12 8827 Plumas Between Taylorville & Crescent Crescent Mills Comment
  CAS-BOT-BC164917  Clarkia rhomboidea John Thomas Howell; Gordon H. True 1967-6-11 43289 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  RSA0004438  Clarkia stellata T. Mosquin 1959-7-2 3332 Plumas Humbug Road, 1.2 miles west of its junction with Humboldt Road, west of Lake Almanor. Comment
  SEINET10689280  Clarkia stellata Nancy R. Morin Morin 275 Plumas Campground, vicinity of Greenville. Comment
  CHSC33628  Claytonia lanceolata M. S. Taylor; M. Foster 1981-6-3 3837 Plumas In wet meadow, s side of rd 24N61, ca. 1.5 air mi s of Little Summit Lake, ca. 10 mi nw of Portola. 2103 Comment
  UC83808  Claytonia parviflora subsp. parviflora Mrs. R. M. Austin May 1876 Plumas American Valley Comment
  CAS-BOT-BC439874  Claytonia perfoliata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1836 Plumas Butterfly Botanical Area and Vicinity. Butterfly Canyon. 990 Comment
  CAS-BOT-BC443641  Claytonia perfoliata subsp. perfoliata John Thomas Howell; Gordon H. True 1967-5-9 42216 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  UCD23350  Claytonia perfoliata subsp. perfoliata E. W. Jameson 1949-6-17 s.n. Plumas 6 miles north of Keddie. 1371 Comment
  CHSC21656  Claytonia rubra subsp. rubra D. Brink; L. Mayer 1975-7-21 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC75524  Claytonia rubra subsp. rubra G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3232 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CHSC80257  Claytonia rubra subsp. rubra L. P. Janeway 1996-6-12 5008 Plumas Northern High Sierra Nevada. 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  CAS-BOT-BC238044  Collinsia Rimo Bacigalupi 1927-7-12 1737 Plumas Along Little Gray Eagle Creek near Lakes Center Camp, Gold Lakes Region 1889 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
  CHSC76071  Collinsia parviflora G. F. Hrusa 1997-5-30 13832 Plumas Sierra Nevada. On E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1340 Comment
  SBBG6873  Collinsia parviflora H. and M. Dearing 1939-5-9 3317 Plumas near Blairsden on Sierra City Rd Comment
  UC1778628  Collinsia parviflora G. Douglas Barbe, T. C. Fuller 1982-7-16 3776 Plumas Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Beardsley Mine on forest road 3.8 mile S of Green Flat, Plumas National Forest. 1981 Comment
  UCR80892  Collinsia parviflora G. L. Webster 1992-5-17 7765 Plumas 2 mi SW of Grizzly Valley Dam 1738 Comment
  CHSC11110  Collinsia rattanii Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CDA9339  Collinsia torreyi D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .303 Plumas Above Little Grass Lake on West side. Comment
  CHSC63154  Collomia grandiflora Lowell Ahart 1994-7-7 7461 Plumas Plumas and 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
  SDSU3027  Collomia grandiflora R. M. Beauchamp 1965-7-17 Plumas 1/2 mile north of Chester, Ca. Comment
  CHSC44314  Collomia tinctoria Lowell Ahart 1977-6-20 1431 Plumas Near the South Fork of the Feather River, about 1/2 mile north-east of the Feather Fork Mine, about 6 miles north of La Porte. 1706 Comment
  CAS-BOT-BC157364  Comarum palustre John Thomas Howell 1961-9-23 36842 Plumas Indian Valley 1082 Comment
  SEINET7134355  Convolvulus arvensis W. Harnach, N. Harnach 1989-6-17 147 Plumas Sierra valley, approx 200 ft. west of the steel bridge on Marble Lane 1488 Comment
  JEPS115334  Conyza canadensis Lowell Ahart, John Dittes 2009-9-7 16376 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  RSA104292  Corallorhiza maculata R. Weatherby 1955-7-2 1580 Plumas Wilcox Valley 1921 Comment
  SD7903  Corallorhiza striata Mrs. R. M. Austin Jun 1880 Plumas Big Meadows. Comment
  SEINET10470005  Corallorhiza striata Lowell Ahart, Peter Ahart 1984-6-21 Ahart 4718 Plumas About 1 mi N of Turkeytown, along a dirt rd that cuts W to Hopkins Creek, not the road that will take you west to Onion Valley, ca. 2 mi NW of Blue Nose Mt, ca. 15 mi NE of LaPorte; Red Fir For. 200 Comment
  JEPS81461  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1981-8-10 4229 Plumas ca. 1/2 mi e Long Valley Mine (ca. 4 air mi w of Greenville); Almanor NE quad 1615 Comment
  RSA184924  Cordylanthus tenuis subsp. tenuis L. S. Rose 1966-7-26 66047 Plumas Butterfly Valley. 3 miles west of Keddie. 1067 Comment
  CAS-BOT-BC209426  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  CAS-BOT-BC209437  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  RSA563256  Cornus nuttallii Walter Knight, Irja Knight, John Thomas Howell, B. K. Knight 1966-7-26 1569 Plumas Fern Glen. 1113 Comment
  SBBG59868  Cornus sericea subsp. sericea A. Lefebure 1941-8-17 Plumas rd from Gold Lake Camp to mine Comment
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Aug 19 2016
  CDA38543  Cornus sessilis L. P. Janeway 1996-9-4 5082 Plumas Northern High Sierra Nevada; Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. Comment
  NY214534  Corydalis caseana J. G. Lemmon s.n. Plumas Cold springs and streams from Sierra Valley to Big Meadows Comment
  POM97818  Corydalis caseana R. M. Austin 1876-07 11 Plumas Mill Creek 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
  CAS-BOT-BC290449  Crepis acuminata Rimo Bacigalupi 1927-7-11 1700 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC290453  Crepis acuminata John Thomas Howell 1951-6-28 27641 Plumas Johnsville 1584 Comment
  CHSC102071  Crepis acuminata Lowell Ahart; John Dittes 2009-7-15 16098 Plumas On dry rocky soil, east of the power line, on the south side of Forest Sevice Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  CAS-BOT-BC290447  Crepis acuminata E. Sawyer 1935-6-18 123 Plumas 5 miles south southeast of Crow 1981 Comment
  SJSU14351  Crepis bakeri N. A. Hopkins 1990-5-12 1620 Plumas 17.2 mi NW of Beckwourth on road to Genessee 1706 Comment
  SEINET10474583  Crepis bakeri subsp. cusickii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3855 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  CAS-BOT-BC290783  Crepis occidentalis subsp. occidentalis Lewis S. Rose 1963-6-4 63128 Plumas Sierra Valley, 2 mi. s. of Beckwourth 1463 Comment
  UC567188  Crepis occidentalis subsp. occidentalis E. Sawyer 1935-6-4 63 Plumas 3 3/4 mi se Beckwith Butte; Sierraville Quadrangle 1493 Comment
  CHSC77043  Crepis pleurocarpa L. P. Janeway 1996-8-13 5067 Plumas Ridge between Kingsbury Ravine and West Branch Salt Creek; above Twain and East Branch North Fork Feather River. Along dirt road and into forest. 1432 Comment
  POM230912  Crepis pleurocarpa G. Ledyard Stebbins, J. A. Jenkins 1937-7-6 2210 Plumas East end of Almanor Lake 1372 Comment
  UC346538  Crepis pleurocarpa E. B. Babcock and M. Navashin 1928-6-23 180 Plumas nr. hwy about 5 mi w Blairsden Comment
  CHSC81642  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
  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
  CAS-BOT-BC190151  Crypsis vaginiflora John Thomas Howell 1959-9-21 34748 Plumas Sierra Nevada. North Fork Feather River near Belden. 701 Comment
  CAS-BOT-BC182507  Cryptantha John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54299 Plumas East side of Indian Valley just north of Taylorsville 1112 Comment
  CDA15030  Cryptantha affinis G. F. Hrusa 1997-6-26 13897 Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 mi. S of Estray Ck. Comment
  UC1552752  Cryptantha affinis Frederica Bowcutt 1985-6-6 538 Plumas about 15 air mi ne Quincy (0.2 mi se of Drum Bridge, immed n of Red Clover Creek and Beckwourth Genesee Road); Plumas National Forest Comment
  SJSU11365  Cryptantha affinis J. W. Tilden 1958-6-29 1300 Plumas SW shore, Lake Almanor 1828 Comment
  CAS-BOT-BC189534  Cryptantha circumscissa var. circumscissa L. S. Smith 1927-6-6 56881 Plumas Road to Constantia 1524 Comment
  SEINET10902871  Cryptantha echinella Mary Susan Taylor 1982-8-5 Taylor 4929 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  UC79294  Cryptantha simulans T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  UCD107937  Cryptantha simulans Tim Kuhn 2006-6-13 52 Plumas south of Frenchman Lake. Comment
  CHSC91910  Cryptantha torreyana Lowell Ahart; Josephine Guardino 2005-8-9 12253 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  JEPS125845  Cryptantha torreyana Dean W. Taylor 2001-8-1 17861 Plumas Watershed divide between Onion Valley Creek and Poorman Creek, 1 mile N of Pilot Peak, ca 10 air miles SE of Quincy, near the junction of Forest Road 22N84X and 22N43Y. Comment
  RSA59422  Cryptantha torreyana E. K. Balls 1950-9-15 15860 Plumas South tip Lake Almanor, near P. G. E. dam, Highway 89. 1372 Comment
  CHSC97551  Cryptantha watsonii Lowell Ahart; John Dittes 2007-6-17 14197 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  UCD84480  Cryptogramma acrostichoides Chuck Hughes 2010-7-4 158 Plumas About 250 feet northwest of Round Lake Trail. South of, and uphill of, Big Bear Lake. 2031 Comment
  SEINET10529928  Cryptogramma acrostichoides Mary Susan Taylor 1982-8-30 Taylor 5078 Plumas T27N R11E sw sec 35. Kettle Rock quad. S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. Riparian edge of Montane Coniferous Forest; 6900 ft. 2103 Comment
  MACF019597  Cupressus Trudy R. Ericson 1975-9-18 404 Plumas Approx. 1/8 mi. east of Mud Lake which lies due south of end of logging road 2103 Comment
  RSA176211  Cupressus bakeri C. R. Quick, Wilcox 1962-10-1 62 -1 Plumas 1.5 miles W of Wheeler Peak., an extension of known range 1997 Comment
  SEINET10866996  Cupressus bakeri Mary Susan Taylor 1981-8-3 Taylor 4151 Plumas T27N R11E ne 1/4 nw 1/4 sec 26. Kettle Rock quad. Along drainage east of Mud Lake, ca. 0.6 mi ne of Eisenheimer Peak, ca. 10 mi N of Genesse. Tertiary volcanic granite base. 6700 ft. 2042 Comment
  CAS-BOT-BC224402  Cuscuta californica Anna Head 1921-7-27 s.n. Plumas Camp Elwell. Feather River Region Comment
  JEPS88222  Cuscuta californica Vernon H. Oswald and Lowell Ahart 1996-8-14 8150 Plumas NE of La Porte on the La Porte - Quincy Road 0.9 mi N of the road to Johnsville (0.9 mi N of the Sierra Co. 2 mi post); northern High Sierra Nevada 1889 Comment
  SEINET4069236 Image available Cymopterus globosus B. C. Templeton 1967-1 sn Plumas About 6 miles south of Beckwourth. Comment
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May 19 2019
  UCD127379  Cymopterus terebinthinus var. californicus M. S. Taylor; H. Swanson 1982-8-11 4967 Plumas On ridge between Florentine Canyon and Spencer Lakes, ca. 5 miles southwest of Johnsville. 2133 Comment
  UC480666  Cynoglossum occidentale H. F. Copeland 1920-7-17 110 Plumas between Plumas and Tehama Co.'s Bull Mt. Comment
  CAS-BOT-BC114720  Cyperus difformis John Thomas Howell 1959-9-26 35064 Plumas Near Virgilia. 838 Comment
  CAS-BOT-BC114545  Cyperus eragrostis John Thomas Howell 1959-9-26 35073 Plumas Feather River Canyon. Ca. 1.5 mi W of Belden. 682 Comment
  CAS-BOT-BC114127  Cyperus squarrosus John Thomas Howell 1959-9-25 34987 Plumas Sandy beach of Feather River, Portola. 1478 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
  SEINET9153731  Cyperus squarrosus W. Harnach, N. Harnach 2000-8-2 969 Plumas Sierra Valley, 1.5 miles south of HWY 70 on A-23, 0.25 miles east of A-23, south of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC114129  Cyperus squarrosus Doris K. Kildale 1926-9-11 2780 Plumas Creek near Chester. Comment
  CAS-BOT-BC114188  Cyperus strigosus John Thomas Howell 1959-9-26 35080 Plumas Storrie 548 Comment
  JEPS48999  Cypripedium californicum W. I. Follett 1938-6-4 114 Plumas Rich Gulch 1234 Comment
  JEPS64392  Cypripedium californicum W. I. Follett 1941-6-1 124 Plumas Red Hill Red Hill (s side) 1158 Comment
  CHSC33746  Cypripedium fasciculatum M. S. Taylor 1981-7-14 4020 Plumas Saddle at head of Bullfrog Ravin up to 1/4 mi e and w ... Field redacted by CHSC, contact the data manager for more information 1661 Comment
  UC336579  Cypripedium fasciculatum Mrs. Austin Plumas Indian Valley Comment
  POM290913  Cypripedium montanum Lyman Benson, J. W. Morrison s.n. Plumas Near Quincy 2134 Comment
  SD9848  Cystopteris fragilis Mrs. R. M. Austin 1876-1 Plumas Comment
  CAS-BOT-BC70673  Cystopteris fragilis John Thomas Howell 1962-6-16 37638 Plumas Lewisia Rock, Feather River North Fork 640 Comment
  CAS-BOT-BC70674  Cystopteris fragilis John Thomas Howell 1960-7-19 35663 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC189788  Dactylis glomerata Javier Penalosa 1962-6-19 2501 Plumas Highway 40-89, +-6.2 miles southeast of Quincy. 1097 Comment
  CHSC89308  Damasonium californicum G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16324 Plumas Northern Sierra Nevada. Farm pond few mi. E of Portola along Hwy 70, immed. adjacent to Hwy. 1554 Comment
  SBBG30564  Damasonium californicum D. Myrick 1968-6-19 1953 Plumas Hwy 89 W of Lake Almanor 1371 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-BC445532  Damasonium californicum Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC445536  Damasonium californicum John Thomas Howell 1926-7-30 2161 Plumas Near Prattville 1371 Comment
  CAS-BOT-BC189664  Danthonia californica David D. Keck 1944-7-8 5440 Plumas Sierra Nevada. East end of Lake Almanor, east side of dam. 1341 Comment
  JEPS106216  Danthonia californica var. californica Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11006 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy 1344 Comment
  CAS-BOT-BC194330  Danthonia unispicata L. W. Swift 1930-7-6 33 Plumas Humphrys, McDermott Allot, Milford D., Plumas Forest 1828 Comment
  UCD61325  Danthonia unispicata Beecher Crampton 1954-5-10 1867 Plumas 1 mile west of Portola, Hwy. 24. 1472 Comment
  CAS-BOT-BC76211  Darlingtonia californica L. S. Smith 1927-10-1 2460 Plumas Plumas Forest. Strawberry Valley west end. Comment
  CAS-BOT-BC76212  Darlingtonia californica Malcom A. Nobs; S. Galen Smith 1949-8-19 1434 Plumas Butterfly Valley. Comment
  UCD119071  Darlingtonia californica Barry Rice 2010-6-10 BR 100601 Plumas South of Butterfly Valley. Comment
  SEINET6647404  Darlingtonia californica D. A. Charlet, T. Charlet 1996-7-11 2293 Plumas Sierra Nevada, Butterfly Valley Botanical Area, Plumas National Forest 1195 Comment
  SEINET6647409  Darlingtonia californica H. N. Mozingo s.n. Plumas Butterfly Valley Comment
  CAS-BOT-BC420648  Darmera peltata Clare B. Hardham 1961-6-15 7431 Plumas Junction of Indian Creek with Feather RIver. North of Quincy. Comment
  CAS-BOT-BC420650  Darmera peltata John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2360 Plumas Butterfly Botanical Area. Growing on rocks in Butterfly Creek at confluence of Spanish Creek.. 1036 Comment
  RSA468321  Darmera peltata Christopher Davidson 1975-6-7 2743 Plumas Ca 3 mile E of Quincy on Hwy 70-89. Greenhorn Creek. 1120 Comment
  SEINET8693220  Delphinium W. Harnach, N. Harnach 2006-5-29 1228 Plumas 0.5 mile S of Hwy 70 on A-23, W at R/R crossing, then 1.5 miles W along road. 1512 Comment
  CAS-BOT-BC175855  Delphinium M. S. Taylor 1982-5-14 4444 Plumas Along Turner Springs Rd, just s of its jct with Hwy 114 (Clio-Portola Rd), ca. 2 air mi sw of Portola 1524 Comment
  CAS-BOT-BC9852  Delphinium nudicaule A. A. Heller 1913-6-13 10836 Plumas Near Marston Station 1066 Comment
  CHSC55398  Delphinium nudicaule Ben Cunningham 1991-4-20 14 Plumas Ca 1.4 mi south of Rock Creek Dam and 10 ft west of Highway 70, 37 mi south of Greenville. 731 Comment
  UC118646  Delphinium nudicaule Mrs. R. M. Austin 1880-1 Plumas Indian Valley Comment
  CAS-BOT-BC9821  Delphinium nudicaule Lowell Ahart 1981-6-23 2864 Plumas Along West Branch of Hopkins Creek, near Blue Nose Mtn., about 12 miles NE of La Porte 1800 Comment
  CAS-BOT-BC9822  Delphinium nudicaule Lowell Ahart 1984-6-21 4720 Plumas 1 mile north of Turkeytown, about 2 miles northwest of Blue Nose Mountain, about 15 mi. NE of La Porte 2000 Comment
  CAS-BOT-BC9851  Delphinium nudicaule Mrs. H. C. Cantelow 1941-5-22 s.n. Plumas Fredonyer Pass, 12 miles west of Susanville, Hwy. 36 Comment
  CDA18728  Delphinium nudicaule G. D. Barbe, T. C Fuller 1982-7-15 3739 Plumas Plumas National Forest; 2.1 miles NE of junction with road to Red Hill Summit 1524 Comment
  HSC25003  Delphinium nudicaule R. J. Vernimen 1963-5-4 50 Plumas 7 mi. S of Lake Almanor on Hwy. 89 1372 Comment
  POM160304  Delphinium nudicaule J. G. Lemmon 1889-5-28 s.n. Plumas Mahawk Valley Comment
  SEINET8663348  Delphinium nudicaule C. Tanner 1999-5-7 s.n. Plumas Along "Powerline Road," between C. Roy Carmichael School and unincorporated town of Delleker. 1490 Comment
  CAS-BOT-BC116103  Delphinium nuttallianum J. T. Howell 1951-6-28 27698 Plumas Eureka Peak 1981 Comment
  CAS-BOT-BC116117  Delphinium nuttallianum A. A. Heller 1913-6-13 10862 Plumas Near Quincy 1066 Comment
  CAS-BOT-BC116127  Delphinium nuttallianum Clare Butterworth Hardham 1961-6-16 7492 Plumas Engelmine-Susanville Road via Gold run Creek. 1828 Comment
  CHSC52530  Delphinium nuttallianum L. P. Janeway 1990-7-6 3776 Plumas Plumas National Forest. Near Emigrant Creek and about 1/10 mi south of Little Grizzly Creek. 1767 Comment
  UC1126058  Delphinium nuttallianum E. Sawyer 1935-6-13 101 Plumas 3 mi n Hawks; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC116119  Delphinium nuttallianum Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas 1 mile w. of Meadow Valley Inn Comment
  CAS-BOT-BC116129  Delphinium nuttallianum Arthur L. Menzies 1965-1-1 s.n. Plumas Sierra Valley 1524 Comment
  UC725758  Delphinium nuttallianum A. A. Heller 1940-5-22 15665 Plumas in a wayside ditch along Hwy 89 3 mi s Prattville Comment
  CAS-BOT-BC192438  Deschampsia cespitosa subsp. cespitosa Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC60510  Deschampsia danthonioides L. P. Janeway 1992-6-4 4219 Plumas Plumas National Forest. On a gravel bar along northeast side of Middle Fork Feather River at mouth of Bonta Creek; below the Mohawk Ranger Station. 1316 Comment
  SEINET3927726  Deschampsia danthonioides Lewis S. Rose 1954-5-30 54064 Plumas Johnsville.; 0 1600 Comment
  UCD62856  Deschampsia danthonioides John Thomas Howell 1960-7-19 35619 Plumas Drakesbad. 1676 Comment
  CAS-BOT-BC201888  Deschampsia elongata A. A. Beetle 1941-6-28 2771 Plumas West side of Lake Almanor Comment
  CAS-BOT-BC201893  Deschampsia elongata Clare B. Hardham 1970-8-8 17701 M Plumas Road to Thompson Peak Kookout [Lookout] 2133 Comment
  CDA34551  Deschampsia elongata L. Ahart 2008-9-1 15369 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. Comment
  CHSC100042  Deschampsia elongata Lowell Ahart 2008-7-16 15093 Plumas 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
  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
  CHSC60170  Deschampsia elongata L. P. Janeway 1992-7-1 4245 Plumas Plumas National Forest. North side of Middle Fork Feather River along drainage of Bonta Creek across a gravel bar of the river. 1310 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
  UCD63520  Deschampsia elongata John Thomas Howell 1960-7-19 35621 Plumas Drakesbad. 1676 Comment
  UCD63558  Deschampsia elongata Dean W. Taylor 1976-7-8 6184 Plumas About 1 mile north of Humboldt summit. 1798 Comment
  CHSC91946  Descurainia incisa subsp. filipes Lowell Ahart; Josephine Guardino 2005-8-9 12280 Plumas Northeast of the cabin (destroyed) and corral, on the south side of Fant Creek, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CDA15911  Descurainia incisa subsp. incisa B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; above upper Bull Run Creek off USFS 23N12E. Comment
  CHSC88004  Descurainia incisa subsp. incisa Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11164 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CAS-BOT-BC43035  Descurainia incisa subsp. incisa John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50640 Plumas Sierra Nevada. Headwaters of Indian Creek southeast of Diamond Mountain. 2164 Comment
  CAS-BOT-BC43037  Descurainia incisa subsp. incisa Lowell Ahart 1986-7-1 5331 Plumas Sierra Nevada. Along Bunker Hill Creek, at the Bunker Hill Mine, ca. 11 miles northeast of La Porte. 1889 Comment
  CAS-BOT-BC402457  Dicentra formosa subsp. formosa Elmer I. Applegate 1929-6-21 5807 Plumas Warner Valley, Mt. Lassen region Comment
  CHSC57821  Dicentra uniflora Vernon H. Oswald 1992-5-5 4931 Plumas Lassen Volcanic National Park. Hot Springs Creek ca. 0.5 mi upstream from the park boundary, between Camp Kelley and Drakesbad. 1630 Comment
  CAS-BOT-BC209229  Dichanthelium acuminatum subsp. acuminatum David D. Keck 1932-7-3 1671 Plumas Along fence in meadow, along the road to Lake Almanor, Quincy - Northern Sierra Nevada 1066 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
  SEINET208616 Image available Dichanthelium acuminatum subsp. fasciculatum Lewis S. Rose 1966-7-27 66070 Plumas Butterfly valley 3 miles W of Kedie edge of meadows 1067 Comment
  UC725429  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas near Gray's Flat (on the Feather River Highway) 868 Comment
  CAS-BOT-BC502702  Dichelostemma multiflorum Catherine Best 1984-6-19 996 Plumas On A15 about 2 miles east of Hwy. 89 Comment
  CAS-BOT-BC290980  Dieteria canescens var. shastensis Emily K. Mcpherson 1976-11-7 76- 32 -6 Plumas 5 miles north of Beckwourth 2055 Comment
  SJSU11564  Diplacus grandiflorus W. B. Davilla 1972-5-12 Plumas Feather R Canyon 20 mi W of Quincy 487 Comment
  CHSC21105  Diplacus layneae F. T. Griggs; A. Pass 1975-7-1 3 Plumas East of Grizzly Creek. Buck's Lake Forest Service Survey. Comment
  CHSC24968  Diplacus torreyi L. Mayer; D. Brink 1975-7-3 Plumas Buck's Lake Survey. Comment
  CHSC95016  Diplacus torreyi Lowell Ahart 2006-10-23 13485 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-BC151254  Diplacus torreyi Ella Dales Cantelow 1938-7-3 2319 Plumas E. of Drakesbad, S. side of creek. Comment
  CAS-BOT-BC151687  Diplacus torreyi Hans Leschke; Gillett 1957-7-13 s.n. Plumas Betw. Devil's Kitchen and Bench Lake - Lassen Volcanic National Park Comment
  CAS-BOT-BC151689  Diplacus torreyi Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Drakesbad, Lassen National Park Comment
  CAS-BOT-BC151690  Diplacus torreyi Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Drakesbad, Lassen National Park Comment
  UC1134584  Disporum hookeri G. T. Nordstrom 1934-7-20 242 Plumas 1/2 mi nw of Edmanton (Plumas National Forest); Plumas National Forest 1493 Comment
  UC336520  Disporum hookeri unknown Plumas Indian Valley Comment
  UC673360  Dodecatheon alpinum Herbert L. Mason 1924-6-19 1077 Plumas near the base Mt. Elwell (near the outlet of Bear Lake); nr outlet Bear Lake, near base Mt. Elwell Comment
  UCSB45347  Dodecatheon hendersonii Reisentz, Paul 1979-5-12 Plumas 3 miles north of Quincy. Comment
  CHSC33805  Downingia bacigalupii M. S. Taylor; M. Foster, M. McCollum 1981-6-23 3945 Plumas Tamelli Ranch, along North Fork Feather River, ca. 1/4 mi s of Hwy 70, ca. 1 mi w of Beckwourth. 1493 Comment
  CHSC81109  Downingia bacigalupii Lowell Ahart 2001-8-29 9225 Plumas On the bottom of Little Last Chance Creek, about 1 1/2 miles (air) northeast of Meadow View Station, about 5 miles (air) north of Frenchman Lake. 1767 Comment
  SBBG29824  Downingia bacigalupii Mrs. H. P. Bracelin 1932-7-25 695 Plumas 7 mi S of Chester 1524 Comment
  UC416600  Downingia bacigalupii unknown 1892-7-4 Plumas Prattville Comment
  SEINET8039229  Downingia bacigalupii E. Sawyer 1935-6-27 159 Plumas Plumas Forest, Charles Valley, Sec. 26. 1524 Comment
  SJSU14210  Downingia bacigalupii N. A. Hopkins 1989-6-7 1522 Plumas Squaw Valley 1706 Comment
  SEINET10497033  Draperia systyla Mary Susan Taylor 1982-5-23 Taylor 4512 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
  CHSC97387  Drosera X obovata Jenny Marr; Craig Carter 2006-5-29 238 Plumas Cascade Range High. Plants collected at the southe ... Field redacted by CHSC, contact the data manager for more information 1676 Comment
  CHSC34010  Drosera rotundifolia M. S. Taylor 1981-6-15 3906 Plumas N side of Bucks Lake Rd, 0.2 mi n of Bucks Summit. ... Field redacted by CHSC, contact the data manager for more information 1645 Comment
  JEPS84391  Drosera rotundifolia V. Oswald and W. Dempsey 1989-8-3 3914 b Plumas se Drakesbad (just s of voundary of Lassen Volcanic National Park); Willow Lake 1676 Comment
  UC608847  Drosera rotundifolia Beryl O. Schreiber 1938-7-10 2532 Plumas near Meadow Valley (stagnant pond); Plumas National Forest, Bidwell Bar Quadrangle, Grub Flat 1066 Comment
  CAS-BOT-BC401580  Drosera rotundifolia Robert J. Weatherby 1950-7-21 1482 Plumas Butterfly Lake, Quincy district 1219 Comment
  SEINET6647417  Drosera rotundifolia H. N. Mozingo s.n. Plumas Butterfly Valley Comment
  SEINET6689693  Drymocallis glandulosa var. glandulosa W. Harnach, N. Harnach 1990-6-27 413 Plumas Sierra Valley, SW of Beckwourth, Ramelli Ranch, (USFS); S of R/R. 1554 Comment
  CHSC42045  Drymocallis lactea var. austiniae Lowell Ahart 1986-7-8 5350 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  OBI2928  Drymocallis lactea var. austiniae Lewis S. Rose 1968-6-11 68098 Plumas Confluence of Butterfly crk and Spanish Crk, near Keddie 975 Comment
  CHSC51512  Dulichium arundinaceum W. D. Dakan 1979-9-24 Plumas Plumas N.F. Camp Elwell. 1950 Comment
  CHSC54537  Dulichium arundinaceum V. Oswald; S. Mitchelson, C. Livingston 1991-8-21 4839 Plumas Lassen Volcanic Park. Little Willow Lake located on the south edge the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 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
  CHSC113877  Elatine Lowell Ahart 2014-8-26 19764 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC113929  Elatine Lowell Ahart 2014-8-20 19710 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  CHSC59718  Elatine californica L. P. Janeway 1992-9-16 4313 Plumas Plumas National Forest, Beckwourth Ranger District, Beckwourth Compartment. Middle Fork Feather River 1.5 mi west of Beckwourth. 1481 Comment
  JEPS102826  Elatine chilensis Lowell Ahart 2001-8-29 9232 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC81616  Elatine triandra Lowell Ahart 2001-10-8 9325 A Plumas In shallow water of a small stream, east of Lost Cove, below the high water line of Antelope Lake, northeast of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  JEPS102721  Eleocharis acicularis Lowell Ahart 2001-10-8 9322 Plumas Below the high water line of Antelope Lake, at the day camp that is north of Dedication Island, Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  JEPS103527  Eleocharis acicularis Lowell Ahart 2002-7-2 9833 Plumas On the N side of Forest Road 22N94, ca 50 yards W of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1583 Comment
  CAS-BOT-BC113498  Eleocharis bella Thomas H. Kearney 1944-8-14 16 a Plumas Near Prattville, Lake Almanor. Comment
  CHSC101958  Eleocharis bella Lowell Ahart; John Dittes 2009-7-27 16189 Plumas On dry bare soil, about 20 yards north of the poor dirt road, on the bottom of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC84223  Eleocharis engelmannii Lowell Ahart 2003-7-18 10427 Plumas In a meadow, on the north side of the road, about 1/4 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1709 Comment
  CAS-BOT-BC113391  Eleocharis engelmannii Walter Knight; Irja Knight 1966-6-18 1335 Plumas In meadow near pond, Butterfly Valley. 1097 Comment
  NY51036  Eleocharis monticola M. E. P. Ames 1876-1 s.n. Plumas Comment
  RSA52941  Eleocharis obtusa var. engelmannii R. Weatherby 1950-7-28 1490 Plumas North edge of Taylorsville. 1098 Comment
  CAS-BOT-BC113158  Eleocharis palustris Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  CAS-BOT-BC112079  Eleocharis quinqueflora Robert J. Weatherby 1955-6-26 1545 Plumas Mud Lake, Lakes Basin Area 2103 Comment
  CAS-BOT-BC112059  Eleocharis quinqueflora John Thomas Howell; Harvey Keith Wagnon 1980-5-27 53613 Plumas 1 mile west of Almanor 1386 Comment
  CAS-BOT-BC112043  Eleocharis torticulmis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1394 Plumas In dry vernal area-Pond Reservoir, Butterfly Botanical Area. 1097 Comment
  CDA33897  Elodea nuttallii Ed Finley 2010-8-25 Plumas Prattville; Butt Valley Reservoir, Ray Adams Boat Ramp, Prattville Butt Reservoir Rd. 0 Comment
  UCD62814  Elymus X hansenii K. A. Wagnon 1967-7-11 s.n. Plumas Plumas National Forest. Comment
  CAS-BOT-BC227596  Elymus elymoides John Thomas Howell 1955-7-19 30780 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC227602  Elymus elymoides Alice Eastwood 1927-6-17 s.n. Plumas Long Valley Comment
  CAS-BOT-BC227606  Elymus elymoides John Thomas Howell 1977-6-20 52413 Plumas On the peninsula of Lake Almanor 1371 Comment
  CHSC52757  Elymus elymoides subsp. californicus L. P. Janeway 1990-8-2 3822 Plumas Plumas National Forest. Along Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge. 2057 Comment
  CDA18576  Elymus glaucus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3304 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  RSA2501309  Elymus glaucus J. T. Howell 1960-7-18 35598 Plumas Lassen Volcanic National Park; Meadow near bath house, Drakesbad 1677 Comment
  UCD61899  Elymus glaucus G. L. Stebbins Jr. 1939-7-6 2906 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CAS-BOT-BC206798  Elymus glaucus subsp. glaucus L. P. Janeway 1992-7-10 4257 Plumas About 0.5 mi northeast of top of Grizzley Ridge, between Joseph Creek and Oliver Creek - Beckwourth Ranger District, Plumas National Forest 2072 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
  UCD61275  Elymus macounii Carl W. Rimbey 1960-7-18 Plumas Sierra Valley, Gordon Van Vleck Ranch, ca. 5 miles NE Sattley. 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
  UCD62471  Elymus multisetus R. Tofsrud 1948-7-1 Plumas Quincy. Comment
  CAS-BOT-BC213821  Elymus repens John Thomas Howell 1976-7-15 51832 Plumas Quincy - Sierra Nevada 1051 Comment
  SEINET10963332  Elymus repens John Thomas Howell 1959-9-25 Howell 35036 Plumas Quincy. 1036 Comment
  CHSC112560  Elymus trachycaulus subsp. subsecundus B. Castro; L. P. Janeway 2009-8-29 1800 Cq8/29 Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.13 mi S of the Buckhorn survey monument; 0.2 mi upslope of the jcn of USFS Rd 23N69 and Rd 23N36Y (to Martin Mine). 1926 Comment
  CAS-BOT-BC204412  Elymus trachycaulus subsp. trachycaulus David D. Keck 1944-7-8 5419 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather River 1356 Comment
  SEINET10561203  Elymus triticoides subsp. multiflorus Frederick J. Hermann 1955-7-27 Hermann 11946 Plumas Dried swale along highway. Vinton. Comment
  SEINET10524554  Elymus virescens Billy Joe Cox 1969-8-18 Cox 3421 Plumas Roadcut in open pine forest. 2 mi NE of Blairsden. Comment
  SEINET8655891  Ephedra viridis W. Harnach 2014-4-29 1387 Plumas 1.2 miles north of Chilcoot on Frenchman Rd. than 1.45 miles NE of USFS Rd. 24N88. 1654 Comment
  CDA38056  Epilobium brachycarpum L. Ahart, John Dittes 2003-8-8 10 .481 Plumas On the west side of Beckwouth Calpine Road, about 50 yards north of the Western Pacific Railroad, about 1/2 mile (air) southwest of Beckwourth, Sierra Valley. Comment
  CHSC79782  Epilobium brachycarpum G. F. Hrusa; T. D. Wilfred 1996-8-1 13415 Plumas ~ 1/4 mi. S of intersection of USFS 24N42 and 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. [Original lat./long. on label is '39 55 N; 120 44 W']. 1800 Comment
  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
  JEPS101238  Epilobium campestre Dean W. Taylor 2000-8-12 17571 Plumas Antelope Lake, far eastern shore near Pioneer Cabin 1524 Comment
  OBI48981  Epilobium canum Lewis S. Rose 1932-9-5 32615 Plumas Jamison Lake 1890 Comment
  CAS-BOT-BC171703  Epilobium canum subsp. latifolium Lowell Ahart 1986-9-10 5392 Plumas Along the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte 1706 Comment
  CAS-BOT-BC171717  Epilobium canum subsp. latifolium E. K. Balls 1950-9-5 15674 Plumas 1 mile off Hwy 24, La Porte road between Quincy and Ramelli, Thompson Valley 1158 Comment
  CAS-BOT-BC171719  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1919-9-1 s.n. Plumas Gold Lake Region Comment
  CHSC108465  Epilobium canum subsp. latifolium Lowell Ahart 2011-9-17 17674 Plumas On the south side of the paved road, about 50 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  RSA641238  Epilobium ciliatum subsp. ciliatum Robert F. Thorne 1974-7-30 45010 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1159 Comment
  RSA239251  Epilobium ciliatum subsp. glandulosum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42328 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest. 1159 Comment
  CHSC53688  Epilobium densiflorum L. P. Janeway 1989-7-18 3495 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.7 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. Along edge of meadow. 1706 Comment
  CHSC91907  Epilobium densiflorum Lowell Ahart; Josephine Guardino 2005-8-9 12260 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  UCR67649  Epilobium densiflorum J. T. Howell 1961-9-24 36904 Plumas Sierra Nevada Mtns., Feather river bed SW of Beckworth. 1488 Comment
  CHSC51006  Epilobium glaberrimum Lowell Ahart 1990-7-16 6571 Plumas Along the edge of the South Fork of the Feather River, about 1/2 mile north-east of the Independent Mine, about 3 1/2 miles north-east of Little Grass Valley Reservoir. 1828 Comment
  CDA14766  Epilobium glaberrimum subsp. glaberrimum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3343 Plumas 0.75 mile east of Bucks summit on Bucks Lake Road. 1600 Comment
  JEPS122176  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2014-8-26 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. Comment
  JEPS78686  Epilobium glaberrimum subsp. glaberrimum W. L. Jepson 1939-7-31 19301 Plumas canyon halfway between Meadow Valley and Buck's Valley; Spanish Peak Comment
  CHSC116396  Epilobium oregonense Kendra G. Sikes; Scott Batiuk, Sara Taylor 2012-7-18 408 Plumas Plumas National Forest. Quaking Fen, 720 m east of Mill Creek trail. From trailheas walk ~2 miles north on trail and then head east at bearing of 260 degrees to fen. UTM zone 10, 4423775N, 655262E. 1940 Comment
  CHSC97573  Epilobium torreyi Lowell Ahart; John Dittes 2007-6-17 14202 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  POM193004  Epipactis gigantea Mrs. R. M. Austin 1878-07 300 Plumas Mount Dyer Comment
  CAS-BOT-BC57899  Equisetum X ferrissii M. S. Taylor 1982-7-8 4805 Plumas Portola Quad. S. edge of Feather River, ca. 1 mi. ssw. of Beckwourth, on Ramelli Ranch, ca. 1/4 mi. e. of Calpine Rd. 1487 Comment
  CHSC33932  Equisetum hyemale subsp. affine M. S. Taylor 1981-7-21 4089 Plumas Ca. 0.5 mi n of jct 401 and 25N42, ca. 3 mi n of Spring Garden. 1371 Comment
  CHSC102048  Equisetum laevigatum Lowell Ahart; John Dittes 2009-7-27 16182 Plumas On dry soil, about 20 yards north of the poor dirt road, on the north side of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC110602  Equisetum laevigatum B. Castro; G. Kuenster 2006-8-4 1593 Plumas Northern High Sierra Nevada.East side of lower Thompson Valley 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1669 Comment
  CAS-BOT-BC57388  Equisetum laevigatum John Thomas Howell 1960-7-22 35886 Plumas Drakesbad, Lassen Volcanic Nat'l. Park 1737 Comment
  CAS-BOT-BC57390  Equisetum laevigatum John Thomas Howell 1960-7-24 35994 Plumas Roadside, Chester 1371 Comment
  POM186455  Equisetum laevigatum D. D. Keck 1675 Plumas At bridge over Spanish Creek. Quincy, in the northern Sierra Nevada. 1067 Comment
  CAS-BOT-BC174156  Eremogone aculeata W. Harnach; N. Harnach 1990-5-12 290 Plumas Sierra Valley. Wilson brothers ground, south of Marble lane, on Co. Rd. A-23 (the rock pile) 1514 Comment
  CAS-BOT-BC174180  Eremogone cliftonii John Thomas Howell; Gordon H. True 1967-5-9 42224 Plumas Feather River Canyon near mouth of Chambers Creek 609 Comment
  CHSC92163  Eremogone cliftonii L. P. Janeway 2005-9-4 8536 Plumas Northern High Sierra Nevada. Steep east-facing slope above Road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  CAS-BOT-BC174209  Eremogone congesta var. congesta M. S. Taylor; M. Foster 1981-6-3 3844 Plumas W side of 24N10, ca. 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola 1767 Comment
  CAS-BOT-BC174213  Eremogone congesta var. congesta M. S. Taylor 1981-7-17 4040 Plumas Lakes Basin, Bear Lakes trail, around Cub Lake, ca. 6 air mi s of Mohawk 1981 Comment
  CAS-BOT-BC174297  Eremogone congesta var. suffrutescens Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Indian Valley Comment
  CAS-BOT-BC174299  Eremogone congesta var. suffrutescens H. M. Hall; E. B. Babcock 1903-7-1 4447 Plumas Red Clover Creek 1524 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
  CAS-BOT-BC286660  Ericameria bloomeri John Thomas Howell 1960-7-20 35781 Plumas Lassen Volcanic National Park. Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  CHSC65484  Ericameria bloomeri L. P. Janeway 1995-9-19 4935 Plumas Along sides of dirt road on upper flank of southern tip of Crocker Mountain. 2194 Comment
  CHSC67343  Ericameria bloomeri James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2565 Plumas Red Mtn. Rd. above junction with Rich Gulch Rd., N of Hwy. 70. Comment
  CHSC69700  Ericameria bloomeri Vernon Oswald; Lowell Ahart 1997-9-18 8876 Plumas Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.8 mi northeast of its junction with 26N26 (to Humbug Valley). Roadside. 1411 Comment
  RSA507813  Ericameria bloomeri J. C. Semple, S. Heard 1986-8-13 8414 Plumas Between La Porte and Quincy, Little Grassy Lake Road, near Little Grassy Valley Rec. Area Comment
  RSA59448  Ericameria bloomeri E. K. Balls 1950-9-2 15658 Plumas S slope of Mt. Ingalls below turnoff to Nye Valley. 2104 Comment
  CAS-BOT-BC298120  Ericameria nauseosa var. oreophila Lewis S. Rose 1934-7-23 34426 Plumas 2 miles E of Portola Comment
  CAS-BOT-BC299436  Ericameria nauseosa var. speciosa Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC299442  Ericameria nauseosa var. speciosa John Thomas Howell 1961-9-23 36877 Plumas Cooka Creek Road near Englemine, Sierra Nevada Comment
  CHSC45218  Ericameria nauseosa var. speciosa Lowell Ahart 1976-9-28 1212 Plumas About 1 air mile east of the Bunker Hill Mine, about 12 air miles north-east of La Porte. 1828 Comment
  CHSC45656  Ericameria nauseosa var. speciosa Vernon Oswald 1986-7-22 2220 Plumas Hwy 36 e of Chester, 10.8 mi e of the Tehama-Plumas County line. 1402 Comment
  JEPS21505  Ericameria nauseosa var. speciosa W. L. Jepson 1939-8-12 19387 Plumas at the sw edge of Honey Lake (Black Mt.); Diamond Mts., Black Mt. 1981 Comment
  CAS-BOT-BC293025  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34967 Plumas Sierra Valley near Beckwourth 1478 Comment
  CHSC37682  Ericameria suffruticosa M. S. Taylor 1982-8-18 5012 Plumas Summit of Mt. Ingalls, ca. 9 air mi ne of Sloat. 2551 Comment
  SBBG30615  Erigeron D. Myrick 1968-6-19 1947 Plumas St Hwy 89, W of Lake Almanor 1371 Comment
  CHSC72430  Erigeron barbellulatus L. P. Janeway 1998-7-31 5904 Plumas About 0.6 mi south of Pilot Peak; along Pacific Crest Trail at junction of Bunker Hill Ridge and Gibsonville Ridge. 2072 Comment
  HSC5544  Erigeron divergens L. S. Rose 1966-7-28 66071 Plumas Quincy 1067 Comment
  POM39863  Erigeron eatonii Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  RSA641874  Erigeron eatonii Michael A. Vincent 1999-6-7 8526 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  CHSC72432  Erigeron eatonii var. plantagineus L. P. Janeway 1998-7-1 5706 Plumas Along the road on the west side of Frenchman Lake (Road 25N11) 0.9 mi north of Road 28N01 (west into Dixie Valley). 1719 Comment
  UC1563920  Erigeron eatonii var. plantagineus Barbara Ertter with Gary Schoolcraft 1989-7-3 8676 Plumas w side of ridge between Diamond Mt. and Red Rock (ca 8 air mi s of Susanville, steep slope above meadow) 2225 Comment
  SDSU3938  Erigeron inornatus D. F. Howe 1960-9-21 2992 Plumas 6 miles north of Greenville on #89. 1219 Comment
  SJSU6634  Erigeron inornatus var. inornatus J. W. Tilden 1958-6-29 1299 Plumas southwest shore of Lake Almanor 1828 Comment
  UC1731907  Erigeron lassenianus var. deficiens Glenn Clifton 1992-6-27 26859 Plumas Monitor Flat, Feather River Watershed Monitor Flat; , Feather River Watershed 1926 Comment
  CHSC118720  Erigeron lassenianus var. deficiens Wendy L. Boes 2015-5-28 2015021 Plumas Plumas National Forest. Location to east of Fales Basin, west of hairpin curve on Forest Service road 25N59. UTM 658936 E, 4437694 N, NAD83 Zone 10N. 1550 Comment
  CDA34754  Erigeron petrophilus var. sierrensis L. Ahart 2008-9-1 15388 Plumas About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. Comment
  HSC72955  Erigeron petrophilus var. sierrensis M. S. Taylor 1980-9-27 3346 Plumas 0.25 mi. S of Bucks Lake-Spanish Ranch Rd., 0.25 mi. E of Frenchman Hill, 20 mi. SW of Quincy 1646 Comment
  RSA755316  Erigeron petrophilus var. sierrensis L. P. Janeway, B. Castro 2009-8-29 9949 Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.6 km south of the Buckhorn survey monument; at junction of Road 23N69 and Road 23N36Y (to Martin Mine). 1881 Comment
  CHSC81100  Erigeron pumilus var. intermedius Lowell Ahart 2001-8-29 9234 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC66913  Erigeron reductus var. reductus James D. Jokerst 1992-1-1 3444 Plumas Gold Lake Resort on ridge S of Round Lake. Comment
  CHSC116162  Eriodictyon lobbii Lowell Ahart 2015-7-4 20292 Plumas On the north side of the paved road, about 1 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 2 1/2 miles (air) north of Little Grass Valley Reservoir dam. 1720 Comment
  CAS-BOT-BC256169  Eriogonum douglasii var. meridionale A. A. Heller; P. B. Kennedy 1907-7-4 8717 Plumas Ridge east of Red Clover Valley Comment
  SJSU14255  Eriogonum douglasii var. meridionale N. A. Hopkins 1989-6-7 1528 Plumas Squaw Valley 1706 Comment
  SEINET10479809  Eriogonum elatum var. elatum Mary Susan Taylor 1981-8-4 Taylor 4154 Plumas 7100 ft. T28N R12E se 1/4 28 Diamond Mt. quad. On top of Wildcat Ridge, ca 4 air mi NW of Antelope Lake, ca. 13 air mi NE of Taylorville. Very rocky, open with few trees. Partially burned (old.) Tertiary volcanic on top of eocene marine. 2164 Comment
  SEINET530776  Eriogonum elatum var. villosum Paul Opler 2007-6-28 Plumas 1 mi. E Clio. Comment
  CDA14731  Eriogonum marifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3260 Plumas Mount Hough summit. 2194 Comment
  SEINET524404  Eriogonum marifolium Paul A. Opler 2003-6-26 Plumas Trail to Frazier Fall, Graeagle Rd. Comment
  SEINET10838768  Eriogonum marifolium Mary Susan Taylor 1981-7-17 Taylor 4034 Plumas T21N R12E se/se sec 7, Sierra City NW quad. Lakes Basin area, Bear Lakes trail, just S of spur trail to Gold Lake Lodge, ca. 6 mi S of Mohawk. 6500 ft elev. 1981 Comment
  CAS-BOT-BC263302  Eriogonum marifolium var. marifolium John Thomas Howell; Gordon H. True 1973-7-31 50109 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CAS-BOT-BC263306  Eriogonum marifolium var. marifolium Lowell Ahart 1989-7-2 6340 Plumas On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte 2255 Comment
  CHSC46649  Eriogonum marifolium var. marifolium Lowell Ahart 1989-7-2 6340 Plumas On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 Comment
  CHSC39991  Eriogonum microthecum var. laxiflorum M. S. Taylor 1982-9-1 5084 Plumas Red Rock Lookout, ca. 15 mi ne of Taylorsville. In rock outcrops. 2321 Comment
  CAS-BOT-BC261366  Eriogonum nudum var. deductum Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC117564  Eriogonum nudum var. deductum Lowell Ahart 2016-7-9 21093 Plumas Top and on the north side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC80858  Eriogonum nudum var. deductum Lowell Ahart; Vernon H. Oswald 2001-7-11 8893 Plumas Along the northeast trail from the dirt road to Homer Lake, about 5 1/2 miles (air) north of Greenville, about 5 1/2 miles (air) east of Lake Almanor. 2042 Comment
  JEPS127340  Eriogonum nudum var. deductum Lowell Ahart 2016-7-9 21093 Plumas Top and on the north side Table Mountain, about 2 miles (air) northwest of of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  SD46519  Eriogonum nudum var. deductum Robert J. Weatherly 1950-8-11 1520 Plumas Mt. Elwell, Lakes Basin area 2225 Comment
  CAS-BOT-BC261362  Eriogonum nudum var. deductum L. P. Janeway 1992-7-10 4258 Plumas Plumas National Forest, Beckwourth Ranger District. About 1/2 mi northeast of top of Grizzly Ridge in upper Joseph Creek 2087 Comment
  CHSC53050  Eriogonum nudum var. nudum L. P. Janeway 1989-6-23 3379 Plumas Plumas National Forest Beckwourth Ranger District. Upper w-facing slope on ridge between Crocker Mdw and Dotta Cr. 1889 Comment
  CHSC37702  Eriogonum nudum var. oblongifolium M. S. Taylor 1982-8-30 5075 Plumas Along 27N11, ca. 1 mi ne of Taylor Lake, ca. 7 air mi ne of Taylorsville. 1920 Comment
  JEPS56606  Eriogonum nudum var. oblongifolium W. L. Jepson 1910-6-16 4139 Plumas near Keddie 975 Comment
  CHSC20776  Eriogonum nudum var. pubiflorum K. R. Stern 1975-7-23 5859 Plumas W shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC269951  Eriogonum spergulinum var. reddingianum Clare B. Hardham 1970-8-9 17704 A Plumas Thompson Peak, ca. 23miles northeast of Greenville 2346 Comment
  RSA242159  Eriogonum spergulinum var. reddingianum James L. Reveal 1971-6-23 2478 Plumas Along California Highway 89, 4 mi. northwest of Greenville and about 4 mi. southeast of Canyondam. 1220 Comment
  SBBG121530  Eriogonum spergulinum var. reddingianum L. Ahart 2007-6-17 14175 Plumas near wire box, ca. 100 yards SW of County Rd 111 (Beckwourth Gensee Rd), ca. 0.25 mi SE of bridge across Red Clover Crk, Red Clover Valley, ca. 2 mi N of the N end of Lake Davis 1654 Comment
  SEINET5331559  Eriogonum spergulinum var. reddingianum A. A. Heller, B. B. Kennedy 1907-7-11 8801 Plumas Prattville. Comment
  SJSU14465  Eriogonum spergulinum var. reddingianum N. A. Hopkins 1990-7-1 1624 Plumas 17.2 mi N of Beckwourth on Beckwourth-Genessee Rd 1584 Comment
  CAS-BOT-BC262747  Eriogonum strictum var. anserinum A. A. Heller; P. B. Kennedy 1907-7-5 8741 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC262749  Eriogonum strictum var. anserinum Alice Eastwood 1918-5-25 7041 Plumas Portola Comment
  CHSC53052  Eriogonum strictum var. anserinum L. P. Janeway 1989-6-23 3380 Plumas Plumas National Forest Beckwourth Ranger District. Upper w-facing slope in ridge between Crocker Mdw and Dotta Cr. 1889 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
  CAS-BOT-BC267492  Eriogonum umbellatum Gregory Whipple 1973-7-23 s.n. Plumas Vicinity of Quincy Comment
  CAS-BOT-BC267496  Eriogonum umbellatum M. S. Taylor 1982-8-4 4912 Plumas Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy 1737 Comment
  UC174723  Eriogonum umbellatum var. dumosum A. A. Heller with P. B. Kennedy 1907-7-15 8838 Plumas below Genessee (near mouth of Little Grizzly creek); Little Grizzly creek Comment
  CHSC104744  Eriogonum umbellatum var. furcosum L. P. Janeway 2009-8-13 9922 Plumas Northern High Sierra Nevada. Plumas National Forest; 1.3 km south of the top of Mt Ararat along its extended broad ridgeline. 1759 Comment
  CHSC21339  Eriogonum umbellatum var. modocense F. T. Griggs; A. Pass 1975-7-8 132 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC265160  Eriogonum umbellatum var. nevadense Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  CDA18750  Eriogonum umbellatum var. nevadense G. D. Barbe, T. C Fuller 1982-7-16 3767 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CHSC53059  Eriogonum umbellatum var. nevadense L. P. Janeway 1990-7-25 3809 Plumas Plumas National Forest Beckwourth Ranger District Cascade Compartment. Just above Emigrant Creek and 1 1/4 mi south of Little Grizzly Creek. Steep southeast-facing volcanic rock outcropping. 1950 Comment
  CHSC60546  Eriogonum umbellatum var. nevadense L. P. Janeway 1992-7-13 4262 Plumas Plumas National Forest Beckwourth Ranger District Cascade Compartment. Top of Grizzly Ridge between Joseph Creek and Greenhorn Creek. 2255 Comment
  CHSC76064  Eriogonum umbellatum var. nevadense G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3265 Plumas Mount Hough summit. 2194 Comment
  RSA759517  Eriogonum umbellatum var. nevadense James L. Reveal 2007-6-5 8838 Plumas Along U. S. Forest Service Road 26N70 (County Road 177) north of Conklin Park Campground, 0.6 miles north of the bridge over Willow Creek. 1723 Comment
  UC565991  Eriogonum umbellatum var. nevadense E. Sawyer 1935-6-24 143 Plumas 4 1/2 mi ne Crow; Sierraville Quadrangle 1889 Comment
  UCD19140  Eriogonum umbellatum var. nevadense W. B. McHenry 1990-8-7 s.n. Plumas Bucks Lake. 1584 Comment
  CHSC63468  Eriogonum umbellatum var. polyanthum Lowell Ahart 1994-7-28 7528 Plumas Northeast of Frenchman Hill, southwest of Bucks Lake. 1706 Comment
  CHSC82120  Eriogonum umbellatum var. polyanthum L. P. Janeway 2001-8-5 7424 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  CHSC82122  Eriogonum umbellatum var. polyanthum L. P. Janeway 2001-8-5 7420 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  JEPS102223  Eriogonum umbellatum var. polyanthum L. P. Janeway 2001-8-5 7424 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  SEINET9319752  Eriogonum umbellatum var. polyanthum Unknown 1996-7-16 13248 Plumas Plumas National Forest Comment
  CAS-BOT-BC262240  Eriogonum ursinum Anna Head 1920-7-1 s.n. Plumas Near Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC262260  Eriogonum ursinum G. Schoolcraft 1989-7-3 1936 Plumas Diamond Mtns. south of Red Rock Lookout 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
  RSA279573  Eriogonum ursinum James L. Reveal 1975-8-24 3974 Plumas Alonh the La Porte-Quincy Rd., 17.5 mi. south of Quincy and 0.3 mi. south of the Chimney Rock Trail turnoff, about 1 airline mile west of Pilot Peak. Comment
  SEINET11924837  Eriogonum ursinum Unknown 1979-1 2003 Plumas Bear Valley, about 1 mi W of Pilot Peak, about 12 mi NE of La Porte, Red Fir Forest 1707 Comment
  UC635434  Eriogonum ursinum Herbert L. Mason 1924-6-19 1068 Plumas near base of Mt. Elwell; Bear Lake Comment
  CHSC65823  Eriogonum ursinum var. ursinum L. P. Janeway 1995-7-23 4868 Plumas Hartman Bar Ridge; south side of top of Franklin Hill. 1737 Comment
  CHSC79801  Eriogonum ursinum var. ursinum G. F. Hrusa; T. D. Wilfred 1996-7-23 13399 Plumas Plumas National Forest. On NW side above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 bout 15 m. E of Quincy. 1650 Comment
  CHSC43022  Eriogonum vimineum L. P. Janeway; C. A. Janeway 1986-7-22 1785 Plumas Base of rocky road cut in cyn of East Branch North Fork Feather River along hwy 70 3 mi east of confluence with North Fork Feather River. 472 Comment
  CHSC45854  Eriogonum vimineum Lowell Ahart 1981-7-18 2935 Plumas Growing on a steep gravelly roadcut, on the north side of Caribou Road, about 2 miles north of Belden. 1097 Comment
  CAS-BOT-BC264131  Eriogonum vimineum John Thomas Howell 1955-7-19 30732 Plumas Portola, west of town, Sierra Nevada 1478 Comment
  POM147043  Eriogonum vimineum Alice Eastwood 1927-06 14930 Plumas On road from Chilcott, United States Forest Reserve Comment
  SEINET13709855  Eriogonum vimineum Lowell William Ahart, Lowell William Ahart 2001-1 9224 Plumas N Side Doyle Grade Rd., 1/4 Mi. W of Meadow View Station, 6 Mi. N of Frenchman Lake (T25N, R16E, sec 8, SW 1/4) 6000 Ft. 1829 Comment
  CAS-BOT-BC300954  Eriophyllum lanatum Clare B. Hardham 1978-8-11 21807 Plumas About 7 mi. se. of Antelope Reservoir Comment
  UCD132170  Eriophyllum lanatum Matt Georgeff 1992-5-17 19 Plumas Snake Lake campground, 15 miles west of Quincy. Comment
  UC298460  Eriophyllum lanatum var. achilleoides A. A. Heller and P. B. Kennedy 1907-7-15 8849 Plumas Little Grizzly Creek; near mouth, below Genesee Comment
  CAS-BOT-BC301421  Eriophyllum lanatum var. grandiflorum John Thomas Howell 1951-6-29 27762 Plumas Feather River Canyon 548 Comment
  UC298459  Eriophyllum lanatum var. grandiflorum A. A. Heller 1913-6-13 10855 Plumas near Quincy 1066 Comment
  CAS-BOT-BC308265  Eriophyllum lanatum var. integrifolium M. S. Taylor 1981-7-22 4108 A Plumas N slope of hill, ca. 1/4 mi S of 26N21, 0.5 mi. w of Pine Creek Valley, ca. 7 air mi. n of Spring Garden 2316 Comment
  UC1118254  Eriophyllum lanatum var. integrifolium E. Sawyer 1935-6-25 150 Plumas 1.5 mi ssw Crow; Plumas National Forest, Sierraville Quadrangle Comment
  RSA59312  Eryngium alismifolium E. K. Balls 1950-9-14 15796 Plumas Along Indian Creek, Highway 89, 1.5 miles from junction with Highway 24 915 Comment
  CAS-BOT-BC54323  Erysimum capitatum Anna Head 1920-6-9 s.n. Plumas Feather River Region. Camp Badgers. 701 Comment
  CAS-BOT-BC54324  Erysimum capitatum L. P. Janeway 1990-6-19 3721 Plumas Plumas National Forest. Beckwourth Ranger District. Rattlesnake Compartment. 1402 Comment
  CAS-BOT-BC54326  Erysimum capitatum Ella Dales Cantelow 1941-5-21 3629 Plumas About 6 miles west of Quincy. Meadow Valley. 1173 Comment
  CAS-BOT-BC151494  Erythranthe filicifolia W. D. Dakan 1974-4-28 s.n. Plumas North Fork Feather River 1/2 mile below the mouth of Rock Creek, between Storrie and Elephant Butte Tunnels 548 Comment
  CHSC81628  Erythranthe floribunda Lowell Ahart 2001-10-8 9304 Plumas On the east side of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  SEINET14045706 Image available Erythranthe guttata Francis W. Pennell 1940-1 25813 Plumas Route 24 west of Mohawk R.S. 1463 Comment
  POM175522  Erythranthe pulsiferae F. W. Peirson 1926-6-21 6801 Plumas Lake Almanor. Comment
  CAS-BOT-BC494093  Erythranthe suksdorfii William Harnach 2000-6-4 904 Plumas Sierra Valley, approx. 1 mi N of the Crocker Guard Station 1737 Comment
  CAS-BOT-BC502826  Erythronium multiscapideum John Thomas Howell; Gordon H. True 1967-5-9 42231 Plumas Sierra Nevada, southeast side of North Fork of Feather River at Pulga Bridge Comment
  CHSC49652  Erythronium purpurascens Vernon Oswald 1986-6-6 2090 Plumas LaPorte-Quincy Rd. at its jct. With the Pacific Crest Trail. 2011 Comment
  UC119847  Erythronium purpurascens Mrs. R. M. Austin Apr. 1878 287 Plumas Big Meadows Comment
  CAS-BOT-BC505248  Erythronium purpurascens Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1954 Plumas Fern Glen, Butterfly Botanical Area 1097 Comment
  CAS-BOT-BC505250  Erythronium purpurascens Lowell Ahart 1983-8-17 4336 Plumas South of Onion Valley, near the Quincy La Porte Rd west of Pilot Peak, about 11 mi NE of La Porte 2000 Comment
  SBBG126092  Eucephalus breweri L. Ahart 2011-9-20 17678 Plumas dirt rd on N side of Pilot Peak, ca. 9 mi (air) NE of La Porte 2072 Comment
  SD9118  Eucephalus breweri R. M. Austin 1881-1 Plumas Mt. Dyer 2135 Comment
  CDA20081  Euphorbia myrsinites T. Gibson 2002-11-15 PDR 1089395 Plumas Sierra Nevada; Vicinity of Quincy. 0 Comment
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Jun 12 2017
  CHSC117627  Eurybia integrifolia Lowell Ahart 2016-8-30 21321 Plumas On the east side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CHSC53578  Eurybia integrifolia L. P. Janeway 1989-7-20 3509 Plumas Plumas National Forest. North end of Crocker Meadow; near the Beckwourth-Genesee Rd (rd111) 6.3 mi N of Beckwourth. 1737 Comment
  JEPS113548  Eurybia integrifolia Lowell Ahart, Josephine Guardino 2007-7-21 14363 Plumas Near a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis 1787 Comment
  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
  CAS-BOT-BC413890  Fallopia convolvulus John Thomas Howell 1951-8-19 28195 Plumas Greenville 1097 Comment
  CHSC102053  Festuca arundinacea Lowell Ahart; John Dittes 2009-7-27 16192 Plumas On dry soil, about 5 yards north of the poor dirt road, about 30 yards southeast of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC74042  Festuca idahoensis B. Castro; L. P. Janeway 1998-8-29 830 Plumas Fowler Lake Proposed SIA. Ca 2 air mi N of Little Grass Valley Reservoir, beside trail ca 0.3 mi N of Fowler Lake, S of its jcn with the Pacific Crest Trail. 1676 Comment
  CAS-BOT-BC278845  Festuca occidentalis John Thomas Howell; Gordon H. True 1969-6-23 45810 Plumas 2.6 mi. n. of Middle Fork of Feather River at Nelson Point 1310 Comment
  JEPS115933  Festuca occidentalis Lowell Ahart, John Dittes 2009-7-14 16063 Plumas On dry soil, on the east side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1677 Comment
  CAS-BOT-BC279018  Festuca rubra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54121 Plumas Quincy 1036 Comment
  JEPS115899  Festuca rubra Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16124 Plumas Edge of a meadow or seep, 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
  CHSC110623  Floerkea proserpinacoides B. Castro 2006-6-9 1556 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of mouth of McReynolds Creek at red Clover Creek. 1668 Comment
  CHSC97547  Floerkea proserpinacoides Lowell Ahart; John Dittes 2007-6-17 14109 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC459444  Fragaria virginiana subsp. platypetala Ella Dales Cantelow 1938-7-4 2307 Plumas Drakesbad Comment
  CHSC36326  Frangula purshiana M. S. Taylor 1982-7-22 4902 Plumas On earth dam across Wapaunsie Creek, 0.8 mi n of jct of Snake Lake Rd and Bucks Lake Rd, ca. 1.5 mi ne of Meadow Valley. 1447 Comment
  JEPS114189  Frangula purshiana subsp. annonifolia L. P. Janeway, B. Castro 2007-8-18 9206 Plumas Northern High Sierra Nevada. Along Soda Creek and Road 25N22 1.2 km northwest of Hwy 70 and West Branch North Fork Feather River. Comment
  CHSC108038  Frangula rubra subsp. modocensis L. P. Janeway; B. Castro 2011-10-2 10759 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. In dry rocks near the meadow. 1542 Comment
  CAS-BOT-BC53794  Frangula rubra subsp. rubra A. A. Heller; P. B. Kennedy 1907-7-15 8837 Plumas Near mouth of Little Grizzly Creek below Genessee Comment
  CAS-BOT-BC53796  Frangula rubra subsp. rubra Lewis S. Rose 1969-6-23 69044 Plumas La Porte Road - 10 mi. sw of Quincy 1249 Comment
  CAS-BOT-BC53800  Frangula rubra subsp. rubra Walter Knight; Irja Knight 1966-9-12 1754 Plumas Mouth of Butterfly Creek Comment
  CHSC60507  Fritillaria atropurpurea L. P. Janeway 1992-5-14 4180 Plumas North side of Dotta Neck in Dotta Canyon along road on northeast side of the canyon. Plumas National Forest Beckwourth Ranger District Dotta Compartment. 1709 Comment
  CAS-BOT-BC505268  Fritillaria atropurpurea Mary Strong Clemens 1920-1-1 s. n. Plumas Greenville Comment
  CAS-BOT-BC505270  Fritillaria atropurpurea Elmer I. Applegate 1929-6-21 5808 Plumas Mount Lassen Region, Warner Valley, near Drakesbad Comment
  UC1075696  Fritillaria atropurpurea Robert J. Weatherby 1955-7-2 1566 Plumas Bear Ridge near Taylor Lake; Bear Ridge 2194 Comment
  RSA59100  Fritillaria recurva E. K. Balls 1950-8-30 15504 Plumas Trail to Bucks Creek from Tobins Resort, North Fork Feather River. 610 Comment
  SEINET8480187  Fritillaria recurva E. K. Balls 1950-8-30 15504 Plumas Trail to Bucks Creek from Tobin's Resort, North Fork Feather River. 610 Comment
  CHSC81405  Galium aparine L. P. Janeway 1996-5-13 4968 Plumas Northern High Sierra Nevada. Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. 902 Comment
  CDA42128  Galium aparine L. P. Janeway 1996-5-13 4968 Plumas Northern High Sierra Nevada; Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. Comment
  CHSC43364  Galium bifolium Lowell Ahart 1975-7-20 910 Plumas West of Bunker Hill Creek, about 1mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC102119  Galium bolanderi Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16219 Plumas On dry rocky soil, north side of Forest Service Road 26N22, 4,650 feet northwest of Rattlesnake Hill, 3.0 miles (air) south-southeast of Lake Almanor Dam. 1591 Comment
  CHSC43371  Galium bolanderi Lowell Ahart 1976-7-16 1178 Plumas About 5 miles north-west of Little Grass Valley Reservoir. 1828 Comment
  RSA523639  Galium bolanderi W. L. Jepson 1939-7-31 19290 Plumas W of Meadow Valley 1524 Comment
  UC174626  Galium bolanderi A. A. Heller and P. B. Kennedy 1907-7-16 8872 Plumas grade between Genessee Valley and Summit Comment
  UCD121604  Galium bolanderi F. H. Bolster 1912-9-21 14 Plumas Feather River Canyon. 762 Comment
  JEPS27418  Galium grayanum Lauramay T. Dempster and Clare Hardham 1961-6-16 1667 Plumas w slope of peak immediately n Red Rock Lookout (n of Engelmine) 2255 Comment
  CHSC75754  Galium grayanum var. grayanum Lowell Ahart; Vernon H. Oswald 1999-7-15 8093 Plumas About 50 yards east of the Quincy La Porte Road, about 3/4 mile south of Onion Valley, about 1 mile northwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1828 Comment
  JEPS102372  Galium grayanum var. grayanum Lowell Ahart 2001-7-17 8928 Plumas 2 1/2 air miles N of Humboldt Summit (S side of a logging road, S of a small branch of Butt Creek) 1828 Comment
  CHSC21574  Galium trifidum var. pacificum D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Found in the middle E portion of the section. Comment
  CHSC47482  Galium trifidum var. pacificum Lowell Ahart 1980-10-6 2664 Plumas On the south shore of the lake about 1/2 mile west of Fowler Peak, about 2 air miles north of Little Grass Valley Reservoir. Comment
  SEINET10500745  Galium trifidum var. pacificum Mary Susan Taylor 1982-8-17 Taylor 5005 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
  SEINET10500746  Galium trifidum var. pacificum Mary Susan Taylor 1981-8-5 Taylor 4171 Plumas 1069 Comment
  CHSC81154  Galium trifidum var. pusillum Lowell Ahart 2001-8-28 9205 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC35272  Galium triflorum M. S. Taylor 1981-8-5 4163 Plumas At end of Rd 28N03-Fruit Growers Blvd, ca. 3 air mi W of Antelope Lake, ca. 13 air mi NE of Taylorville. 1706 Comment
  JEPS6526  Galium triflorum W. L. Jepson 1939-8-4 19339 a Plumas Rock Creek Meadow Valley 1219 Comment
  CDA18567  Garrya fremontii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3341 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  RSA252381  Garrya fremontii Robert F. Thorne, P. C. Everett 1969-9-6 39220 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Road. 1646 Comment
  SEINET3144596  Garrya fremontii E. K. Balls 1950-9-6 15695 Plumas At fork of Feather RIver, S of Jackson Creek Public Camp, E of Quincy, Hwy 24 1402 Comment
  CAS-BOT-BC478511  Gayophytum John Thomas Howell; Gordon H. True 1973-7-31 500096 Plumas Canadian Zone forest, summit ridge of Thompson Peak in areas of volcanic rock, Diamond Range 2194 Comment
  CAS-BOT-BC478883  Gayophytum Clare B. Hardham 1978-8-11 21777 c Plumas In volcanic area about 5 miles southeast of Thompson Peak Comment
  POM38699B  Gayophytum diffusum subsp. diffusum Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  RSA123010  Gayophytum diffusum subsp. diffusum E. Sawyer 1935-6-27 167 Plumas Charlies Valley. 1524 Comment
  SEINET4149975  Gayophytum diffusum subsp. diffusum C. Tanner 1999-8-2 s.n. Plumas Portola, growing in yard at 433 W. Plumas St. 1484 Comment
  CHSC28703  Gayophytum diffusum subsp. parviflorum R. A. Schlising; C. A. Lawler 1979-8-22 3476 Plumas 7.9 mi W of Portola on Hwy 89, at jct with Delleker Road; at roadside and in ditches. Comment
  POM38699A  Gayophytum diffusum subsp. parviflorum Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  UC711961  Gayophytum diffusum subsp. parviflorum Roxana S. Ferris and Laura Lorraine 1941-8-9 10426 Plumas Lake Almanor Public Camp; near village Comment
  CHSC10821  Gayophytum heterozygum Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  CHSC23609  Gayophytum heterozygum J. Cox 1975-7-24 Plumas W side of Lake Almanor. Comment
  JEPS122088  Gayophytum heterozygum Lowell Ahart 2014-8-26 19797 Plumas On both sides of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  POM184783  Gayophytum heterozygum Merle Randall 1930-6-26 s.n. Plumas Falls, Hawley Grade [no county specified on label] Comment
  RSA59913  Gayophytum heterozygum E. K. Balls 1950-9-15 15828 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  SEINET3150046  Gayophytum nuttallii E. K. Balls 1950-9-15 15828 Plumas N Fork Feather River, 6 miles NW of Chester 1402 Comment
  CHSC75920  Gentiana calycosa G. F. Hrusa 1996-8-2 13428 Plumas The Sierra Nevada. At SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. On upper, sunny springline, forming tributary of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1900 Comment
  CHSC93408  Gentiana calycosa Robert F. C. Naczi 2004-7-29 10644 Plumas Ca. 1.3 mi SW of Virgilia, along S side of Forest Service Road 25N17. 1359 Comment
  UC912423  Gentiana newberryi Ethel Wicks Jul 1926 2889 Plumas Mount Elwell Comment
  UC338823  Gentianopsis holopetala unknown 1137 Plumas Butterfly Valley Comment
  CAS-BOT-BC459558  Geum macrophyllum John Thomas Howell 1960-7-18 35588 Plumas Drakesbad, near creek; Lassen Volcanic National Park 1828 Comment
  UCR160554  Geum triflorum G. D. Barbe, T. C. Fuller 1982-6-17 3840 Plumas E shore of Frenchman Lake, Crystal Fishing Access. Marshy arm of the lake at the parking lot 1707 Comment
  CAS-BOT-BC143554  Geum triflorum L. P. Janeway; Jannice Cutler 1992-5-21 4190 Plumas East end of Dotta Neck in Dotta Canyon 4.0 mi southeast from the Beckwourth-Genesee Road 1722 Comment
  CAS-BOT-BC293727  Gilia Mona Bourell; Bob Patterson 1982-5-15 1735 Plumas Beckworth Comment
  UC1583962  Gilia capitata subsp. capitata G. Schoolcraft 1990-5-9 2023 Plumas about 1 mi w Crescent Mills; w of Crescent Mills 1493 Comment
  UC879977  Gilia capitata subsp. capitata A. A. Heller 1915-7-7 12052 Plumas 12 mi w Bucks (near the summit Soapstone ridge); Sierra Nevada, nr summit Soapstone Ridge, w of Bucks 1676 Comment
  CHSC41267  Gilia modocensis J. D. Jokerst 1984-5-13 2004 Plumas East end of Genesee Valley, Canyon of Indian Cr., N of creek and S of Indian Cr. Rd. 1249 Comment
  CHSC84900  Glyceria borealis L. P. Janeway; B. Castro 2003-9-6 7979 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Edge of pond. 2057 Comment
  UCD66750  Glyceria borealis John Thomas Howell 1961-9-25 36953 Plumas Feather River bed, Portola. 1478 Comment
  SACT001264  Glyceria elata Malcolm Nobs, S. Smith 1949-8-20 Plumas Marshy meadow about 13 miles southwest of Milford Comment
  UCD66837  Glyceria elata John Thomas Howell 1960-7-23 35941 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  RSA232878  Glyceria fluitans L. S. Rose 1968-6-10 68096 Plumas Quincy, Spanish Creek. 1037 Comment
  CHSC102136  Gnaphalium palustre Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16221 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC113611  Gnaphalium palustre Lowell Ahart 2014-8-26 19771 Plumas On the south side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC55664  Gnaphalium palustre K. R. Stern 1985-6-25 8202 Plumas Vicinity of Blairsden. 1402 Comment
  JEPS115114  Gnaphalium palustre Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16221 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  JEPS122182  Gnaphalium palustre Lowell Ahart 2014-8-26 19771 Plumas On the south side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  SEINET3145230  Gnaphalium palustre E. K. Balls 1950-9-15 15831 Plumas North Fork Feather River, 6 mi NW of Chester 1402 Comment
  SEINET10832622  Hackelia Mary Susan Taylor 1981-7-22 Taylor 4101 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
  CHSC72302  Hackelia amethystina L. P. Janeway; Glenn Clifton 1998-7-8 5723 Plumas Snoring Spring; about 1/5 mi northwest of Red Rock; along Road 213, 0.8 mi south of the ridgetop. Meadow. 2002 Comment
  JEPS106042  Hackelia amethystina Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11159 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  CDA14006  Hackelia nervosa G. F. Hrusa, T. D. Wilfred 1997-6-26 13923 Plumas Sierra Nevada; About Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CAS-BOT-BC508337  Hastingsia alba H. D. Ripley; R. C. Barneby 1943-6-16 5774 Plumas East side of Lake Almanor 1365 Comment
  CAS-BOT-BC508339  Hastingsia alba A. A. Heller; P. B. Kennedy 1907-7-12 8821 Plumas Grade between Greenville and Prattville Comment
  RSA718796  Hazardia whitneyi L. P. Janeway 2006-9-20 8885 Plumas Northern High Sierra Nevada. Along dirt road 0.3 km SE of American House and Challenge-La Porte Road. 1420 Comment
  SEINET10475535  Hazardia whitneyi Mary Susan Taylor 1981-8-19 Taylor 4220 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
  CHSC95049  Hazardia whitneyi var. whitneyi L. P. Janeway 2006-9-20 8885 Plumas Northern High Sierra Nevada. Along dirt road 0.3 km southeast of American House and Challenge-La Porte Road. Mostly along compacted edges of dirt road and a little into adjacent forest. 1420 Comment
  JEPS112823  Helenium bigelovii Dean W. Taylor 1974-10-1 5055 Plumas Comment
  JEPS29573  Helenium bigelovii John Thomas Howell 1960-7-18 35532 Plumas Drakesbad Lassen Volcanic National Park, Drakesbad 1676 Comment
  UC586918  Helenium bigelovii Joseph Andorfer Ewan 1934-6-25 8212 Plumas above Deuteus (Blairsden) (Gold Lake Road); Sierra Nevada 1524 Comment
  CAS-BOT-BC314727  Helianthella californica var. californica W. Harnach; N. Harnach 1990-6-27 408 Plumas Ramelli Ranch (USFS) so of R/R 1499 Comment
  CAS-BOT-BC314788  Helianthella californica var. nevadensis Anna Head 1920-7-29 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CHSC66614  Helianthella californica var. nevadensis Vernon H. Oswald; Lowell Ahart 1996-7-15 8027 Plumas High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. 1371 Comment
  POM161749  Helianthella californica var. nevadensis R. C. Bacigalupi 1927-7-11 1719 Plumas Near Grassy Lake Meadows. Gold Lake Region. 1890 Comment
  UCD130176  Helianthella californica var. nevadensis Albert Grigarick 2011-8-15 292 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort Road turn-off of Gold Lake Hwy., approx. 1/8 mile W from Graeagle Trail head to Hawley Falls. 1898 Comment
  CAS-BOT-BC305541  Helianthus bolanderi Clarence R. Quick 1959-8-15 59 -47 Plumas Yellow Creek Meadow nw. of Humbug Valley Comment
  SD6703  Heliotropium curassavicum var. oculatum Mrs. R. M. Austin Aug 1894 Plumas Banks of Pitt River above Alturas Comment
Read comments
May 14 2014
  CAS-BOT-BC313427  Hemizonella minima D. E. Breedlove 1962-6-13 3473 Plumas Along State Hwy.89, 2 miles south of Graeagle 1402 Comment
  CAS-BOT-BC313429  Hemizonella minima David D. Keck 1932-7-3 1621 Plumas South side of Quincy, Northern Sierra Nevada 1249 Comment
  CAS-BOT-BC313432  Hemizonella minima Alice Eastwood 1927-6-27 14935 Plumas Road from Chilcott Comment
  CHSC35926  Hesperochiron californicus M. S. Taylor 1982-5-19 4487 Plumas Ramelli Ranch in Sagebrush Scrub, s of Hwy 70, 1 mi w of Beckwourth. 1463 Comment
  HSC15822  Hesperolinon micranthum L. S. Rose 1967-7-11 67158 Plumas Mt. Hough Rd., 2 mi. NE of Quincy Jct. 1220 Comment
  JEPS120106  Hesperolinon micranthum Lowell Ahart 2012-7-1 18260 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. Comment
  UCD110550  Hesperolinon micranthum Lewis S. Rose 1967-7-11 67158 Plumas Mt. Hough Road, 2 mi. ne. of Quincy Junction. 1219 Comment
  CAS-BOT-BC280683  Hesperostipa comata John Thomas Howell 1962-6-19 37842 Plumas The Buttes, n. Sierra Valley 1493 Comment
  CHSC37013  Heterocodon rariflorum M. S. Taylor 1982-9-8 5114 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 4 air mi s of Greenville. 1371 Comment
  CHSC69702  Heterotheca oregona var. rudis Vernon Oswald; Lowell Ahart 1997-9-18 8871 Plumas Hwy. 70 between Tobin and Belden, 10.7 mi north of the Butte-Plumas county line. On the bank of the North Fork Feather River. 627 Comment
  CHSC81102  Heterotheca villosa var. minor Lowell Ahart 2001-8-29 9269 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA107453  Heterotheca villosa var. minor L. S. Rose 1955-7-19 55150 Plumas Vinton. 1506 Comment
  SEINET5708823 Image available Heterotheca villosa var. minor Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7716 Plumas Chilcoot. Collected along Road 70, at Chilcoot.; Chilcoot 1544 Comment
  UC54114  Heterotheca villosa var. minor H. M. Hall and E. B. Babcock Jul 1903 4435 Plumas Indian Valley; Sierra Nevada Mountains 1097 Comment
  CAS-BOT-BC310938  Heterotheca villosa var. minor Margaret Williams; Emily McPherson 1974-7-23 74 -P-1 Plumas Near Chilcoot 1524 Comment
  SJSU14219  Heterotheca villosa var. minor N. A. Hopkins 1989-8-29 1594 Plumas by Frenchmans L Rd c. 1 mi N of Chilcoot Comment
  CDA25401  Heuchera micrantha D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .268 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  SD8410  Heuchera micrantha Mrs. R. M. Austin 1875-1 Plumas Black Hawk Creek Comment
  CHSC57098  Heuchera micrantha var. erubescens Steven Triano 1988-4-17 78 Plumas Along rocky cliffs on w side of Hwy. 70, ca 0.1 mi s of Rock Creek Dam. 640 Comment
  JEPS36661  Hieracium albiflorum W. L. Jepson 1939-7-29 19275 Plumas Spring Hill Trail Meadow Valley 1219 Comment
Read comments
Mar 30 2016
  UC1219878  Hieracium albiflorum Wallace R. Ernst 1957-8-9 205 Plumas trailside near Devils Kitchen; Mt. Lassen Volcanic National Park Comment
  RSA0016765  Hippuris vulgaris Robert F. Thorne, C. W. Tilforth 1969-9-6 39234 Plumas Along Feather River 1 mi. SW of Beckwourth 1357 Comment
  JEPS94287  Hirschfeldia incana Lowell Ahart 1997-9-11 7904 Plumas about 4 1/2 air mi ne of Belden (about 1/2 mi s of Mosquito Creek, on w side of the North Fork of the Feather River, on e edge of Caribou Road); North Fork Feather River, Caribou Road 792 Comment
  CAS-BOT-BC289224  Holcus lanatus M. S. Taylor 1982-8-12 4980 Plumas Along Denton Creek between 516 and Hwy 70, ca. 1 mi. e of Blarsden 1432 Comment
  SEINET10894187  Holcus lanatus Mary Susan Taylor 1982-8-12 Taylor 4980 Plumas T22N R12E nw 1/4 ne 1/4, sec. 14. Blairsden quad. Along Denton Creek between 516 & Hwy 70, 1 mile of Blairsden. Mixed Evergreen Forest with Pycnanthemum californicum, Mimulus guttatus. 1433 Comment
  UC1128014  Holodiscus discolor F. W. Embree 1934-6-21 116 Plumas Penstock above Storie (Plumas National Forest); , Penstock 1478 Comment
  CAS-BOT-BC150020  Holodiscus discolor var. discolor John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2180 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC152723  Holodiscus microphyllus var. microphyllus John Thomas Howell; Gordon H. True 1973-7-31 50068 Plumas Summit ridge of Thompson Peak, Diamond Range - Sierra Nevada 2362 Comment
  RSA726283  Hordeum brachyantherum L. Ahart, John Dittes 2007-6-16 14150 Plumas About 200 yards S of County Road 111 ( Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  SEINET4585593  Hordeum brachyantherum W. Harnach, N. Harnach 1991-6-21 559 Plumas Sierra Valley, next to railroad bridge east of Co. Rd. A-23, 0.25 miles S of Beckwourth 1487 Comment
  SEINET11688679  Hordeum brachyantherum K. R. Stern 1985-1 8304 Plumas vicinity of Blairsden 1402 Comment
  CHSC75570  Hordeum brachyantherum subsp. brachyantherum G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13269 Plumas Sierra Nevada. Plumas National Forest. Adjacent to Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 1950 Comment
  CAS-BOT-BC285106  Hordeum marinum subsp. gussoneanum John Thomas Howell 1961-6-21 36686 Plumas Greenville 1097 Comment
  CAS-BOT-BC273494  Hordeum vulgare John Thomas Howell 1961-6-21 36680 Plumas Greenville 1097 Comment
  CDA34647  Horkelia fusca subsp. parviflora L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16145 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. Comment
  UCR123369  Horkelia fusca subsp. tenella George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6861 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  SEINET6759269  Horkelia fusca subsp. tenella A. A. Heller, P. B. Kennedy 1907-7-9 8779 Plumas Prattville Comment
  CAS-BOT-BC537872  Horkelia fusca var. parviflora Anna Head 1920-7-25 s. n. Plumas Feather River Region: Lake Center Comment
  SEINET784708  Horkelia fusca var. parviflora Joseph Andorfer Ewan 1934-7-8 8591 Plumas Sierra Nevada, Camp Caldwell, Dentens, Mohawk Valley 1615 Comment
  CAS-BOT-BC538235  Horkelia tridentata var. flavescens A. A. Heller 1938-5-21 15102 Plumas Landing field west of Chester 1304 Comment
  CAS-BOT-BC201084  Hosackia crassifolia G. E. D. 1876-1-1 s.n. Plumas Unspecified Comment
  RSA0119038  Hosackia oblongifolia var. oblongifolia Lowell Ahart 2014-8-24 19749 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1534 Comment
  SBBG6107  Hydrophyllum capitatum H. and M. Dearing 1939-5-9 3315 Plumas Blairsden 1310 Comment
  RSA641461  Hydrophyllum capitatum var. alpinum Michael A. Vincent 1999-6-8 8568 Plumas Plumas National Forest, Milford Ranger District. Squaw Valley. Valley floor around junction of FS Rt. 70 and FS 01. Comment
  CHSC70017  Hydrophyllum occidentale L. P. Janeway 1997-5-7 5110 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. 1225 Comment
  SD6812  Hydrophyllum occidentale R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC2042975  Hydrophyllum occidentale Barbara Ertter with Gary Schoolcraft 1990-5-14 8973 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  POM161740  Hydrophyllum occidentale R. C. Bacigalupi 1927-7-12 1735 Plumas Along Little Gray Eagle Creek near Lakes Center Camp. Gold Lakes Region. 1890 Comment
  SEINET10497074  Hydrophyllum occidentale Mary Susan Taylor 1982-5-25 Taylor 4522 Plumas T23N R11E ne/se sec 2. Mt Ingalls quad. Sloat burn; along n rdbk of 23n12 and uphill ca. 20 ft into McDermott Ravine, and ravine just e; ca. 1 mi ne of Sloat. 4600 ft. Jeffrey Pine Forest. 1402 Comment
  CAS-BOT-BC312844  Hymenoxys lemmonii Frank W. Peirson 1932-7-20 10356 Plumas Sierra Valley, probably Plumas County. North of Loyalton Comment
  UCD107450  Hypericum anagalloides Tim Kuhn 2006-6-30 22 Plumas north of Lake Davis at Old House Meadow. Comment
  POM285804  Hypericum androsaemum Lyman Benson 1932-7-29 4003 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 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
  CAS-BOT-BC88629  Idahoa scapigera Helen MacGavin 1974-1-1 s.n. Plumas Sierra Nevada. Portola. Comment
  CAS-BOT-BC88620  Idahoa scapigera Mrs. Ellwood Cooper s.n. Plumas Sierra Valley. Comment
  HSC22956  Ipomopsis aggregata John Pratt 1970-7-10 73 Plumas 1524 Comment
  JEPS798  Ipomopsis aggregata W. L. Jepson 1927-6-23 12309 Plumas Camp Kelley Warren Creek 1584 Comment
  SEINET10496758  Ipomopsis aggregata Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4334 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  SEINET12326783  Ipomopsis aggregata L. Ahart, Ahart, P. 1983-1 4334 Plumas Near Onion Valley, W of Pilot Peak, near the Quincy-LaPorte Rd, NE of La Porte, Red Fir Forest 610 Comment
  SBBG123007  Ipomopsis congesta subsp. montana B. Ertter, G. Schoolcraft 1989-7-3 8663 Plumas Diamond Mtn peak, 7 air-mi S of Susanville 2316 Comment
  CAS-BOT-BC135738  Iris hartwegii L. W. Lenz; E. K. Balls 1955-5-14 20710 Plumas 3.1 mi. N. of Greenville on rd. to Lake Almanor, Hwy. 89 1158 Comment
  CHSC54330  Iris hartwegii subsp. pinetorum Vernon H. Oswald; Lowell Ahart 1991-6-18 4675 Plumas Forest Fd 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
  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
  JEPS88851  Iris tenuissima subsp. purdyiformis Carol A. Wilson 1993-4-30 93 -ph5 Plumas 1 mi n Elephant Ridge Tunnel (on Hwy 70, along the Feather River) Comment
  CAS-BOT-BC324815  Iva axillaris John Thomas Howell 1951-6-28 27660 Plumas Johnsville, Sierra Nevada 1584 Comment
  CHSC48050  Ivesia aperta var. aperta L. P. Janeway 1989-6-15 3314 Plumas Plumas National Forest. NW corner of Sierra Valley near Middle Fk Feather River; 0.2 mi W of rd to Calpine (rd 109) and ca 100 m S of railroad, between dirtroad and fence. 1487 Comment
  CHSC35279  Ivesia sericoleuca M. S. Taylor 1981-7-7 3988 Plumas NE side of Beckwourth-Genesee Rd at its jct with Beckwourth Milford Rd, in Squaw Valley, ca. 12 air mi n of Beckwourth. 1706 Comment
  UCD169235  Ivesia sericoleuca S. L. Welsh; N. D. Atwood 2001-6-13 28133 -A Plumas Red Clover Valley, ca 12 miles north of Beckwourth. 1678 Comment
  CHSC94991  Juncus acuminatus Lowell Ahart 2006-10-23 13488 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
  CDA39168  Juncus articulatus L. Ahart 2006-10-23 13488 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards southof 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. Comment
  SBBG121594  Juncus articulatus L. Ahart 2006-10-23 13488 Plumas ca. 30 yards S of where the rd ends, ca. 20 yards N of the dam across Slate Crk, ca. 1/8 mi NE of Scales Rd, ca. 5.5 mi NE of Strawberry Valley 1281 Comment
  CHSC24249  Juncus balticus K. R. Stern 1975-7-25 Plumas N end of Lake Almanor. Comment
  UC1028647  Juncus bufonius Robert J. Weatherby 1950-7-28 1489 Plumas n edge Taylorsville 1097 Comment
  CHSC40257  Juncus bufonius var. occidentalis Lowell Ahart 1985-7-11 5134 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  JEPS110199  Juncus confusus Lowell Ahart, Josephine Guardino 2005-8-9 12265 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1635 Comment
  JEPS88406  Juncus dudleyi Vernon H. Oswald and Lowell Ahart 1996-8-1 8143 .1 Plumas Forest Rd. 27N16 at creek Dyer Mtn., Second Water Trough Creek (s slope of mt., ca 1.25 mi nw of Hauns Mdw. ca 2 mi se Dyer Mt. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville) Comment
  CDA34147  Juncus effusus var. exiguus L. Ahart, J. Dittes 2009-7-15 16081 Plumas On the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butte Valley Reservoir Dam. Comment
  CHSC113846  Juncus ensifolius Lowell Ahart 2014-8-24 19735 Plumas On the west side of the dirt road, about one mile north of the bridge across the South Fork of the Feather River and the northeast part of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1563 Comment
  CHSC65856  Juncus ensifolius L. P. Janeway 1995-10-25 4951 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, southeast side of Grass Lake. 1920 Comment
  RSA718509  Juncus ensifolius L. Ahart 2006-10-23 13490 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek., About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast of Strawberry Valley. 1282 Comment
  JEPS45834  Juncus ensifolius Duncan Dunning 1922-7-13 Plumas 6-7 mi nw Quincy; Smith Lake Comment
  CHSC102085  Juncus exiguus Lowell Ahart; John Dittes 2009-7-13 16035 Plumas On dry to damp soil, edge of a seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC80301  Juncus hemiendytus var. hemiendytus L. P. Janeway 1996-6-5 5005 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.9 mi west of the road to Calpine. 1487 Comment
  CAS-BOT-BC110167  Juncus luciensis A. A. Heller; P. B. Kennedy 1907-7-3 8695 Plumas Red Clover Valley. Comment
  CDA28694  Juncus macrandrus L. Ahart 2008-8-14 15213 Plumas About 100 yards north of the paced road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. Elevation: 5240 (GPS) feet. 0 Comment
  CDA43015  Juncus nevadensis L. Ahart 2008-8-13 15161 Plumas Northeast edge of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. Comment
  UC1100987  Juncus nevadensis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1377 Plumas just s Chester (at n end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  CHSC100340  Juncus occidentalis Lowell Ahart 2008-7-9 15055 Plumas On the north side of the dirt road, about 1/4 mile southeeast of the Feather Fork Mine, road is east of the main road (intersection) and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte. 1686 Comment
  CHSC113140  Juncus occidentalis Lowell Ahart 2013-8-23 19020 Plumas Bottom of a hydraulic pit, east of Bird Creek, about 1/2 mile (air) west of Monitor Flat, about 3 miles (air) northwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1652 Comment
  JEPS97390  Juncus occidentalis Lowell Ahart 1995-9-13 7628 Plumas E of Quincy La Porte Road, abut 1 mi NW of Pilot Peak N side of Onion Valley 1828 Comment
  JEPS114913  Juncus orthophyllus Lowell Ahart 2008-7-9 15056 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte 1645 Comment
  JEPS119931  Juncus orthophyllus Lowell Ahart 2012-9-5 18441 Plumas About 300 yards northeast of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  UCD108047  Juncus orthophyllus Tim Kuhn 2006-6-21 82 Plumas adjacent to Crocker Guard Station. Comment
  CHSC108105  Juncus parryi Lowell Ahart 2011-9-20 17690 Plumas Moist open area around a primitive campsite, on the south side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  CHSC113895  Juncus tenuis Lowell Ahart 2014-8-26 19789 Plumas On the south side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CAS-BOT-BC81075  Juniperus communis Anna Head 1921-7-11 s.n. Plumas top of ridge, east of Lake Center Camp, Feather River Region 2072 Comment
  UC170974  Kalmia polifolia subsp. microphylla H. M. Hall 1912-7-9 9325 Plumas Long Lake; Sierra Nevada Mountains, Long Lake 2042 Comment
  RSA150585  Keckiella breviflora subsp. glabrisepala Lee W. Lenz 1961-6-20 24351 Plumas Feather River Canyon. 488 Comment
  CDA34172  Keckiella lemmonii L. Ahart, J. Dittes 2009-7-15 16099 Plumas On the west side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butte Valley Reservoir Dam. 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
  POM181611  Keckiella lemmonii Unspecified 1874-09 s.n. Plumas Quincy. Comment
  UC1594534  Keckiella lemmonii Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson and Tyleasi Martin 1992-8-20 5173 Plumas ca 2.25 air mi ese Pilot Peak (ca 9 air mi ne of La Porte, Forest Rd 23N10 between junction of 22N19 and Hopkins Creek) 1706 Comment
  SEINET12326758  Keckiella lemmonii M. S. Taylor 1982-1 4953 Plumas along spur rd off Seneca Rd (306), ca 2 air mi SW of Canyon Dam 1554 Comment
  UCR3551  Kelloggia galioides Wm. Horn Jr. 1963-6-24 630624- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  CHSC54463  Kyhosia bolanderi Vernon H. Oswald; Lowell Ahart 1991-7-30 4778 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  CHSC62528  Kyhosia bolanderi B. Castro; L. P. Janeway 1987-7-17 142 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. 1584 Comment
  UC1586452  Kyhosia bolanderi Vernon H. Oswald and Lowell Ahart 1991-7-30 4778 Plumas 5.2 mi (odometer) ne of Humbug Summit; Humbug, Grizzly Creek 1777 Comment
  CHSC66698  Lactuca canadensis Vernon H. Oswald; Lowell Ahart 1996-8-1 8136 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at a drainage ca. 0.9 mi W of Hauns Mdw., SSE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1463 Comment
  RSA59119  Lagophylla ramosissima E. K. Balls 1950-8-31 15523 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  SEINET10474769  Lagophylla ramosissima Mary Susan Taylor 1981-8-31 Taylor 4252 Plumas California: T22N R12E se1/4 of se1/4 sec 25. Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi S of Clio. Plumas County. 4400 ft. 1341 Comment
  CAS-BOT-BC341571  Lagophylla ramosissima John Thomas Howell 1961-9-25 36965 Plumas Vinton 1506 Comment
  RSA715612  Lasthenia glabrata subsp. glabrata L. Ahart, John Dittes 2005-6-1 11843 Plumas On both sides of Hwy 70, E of the Plumas County Airport, about 3 miles E of Beckwourth. 1413 Comment
  CHSC53153  Lathyrus brownii L. P. Janeway 1989-6-22 3365 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw, along rd 24N49Y. 1804 Comment
  UC170918  Lathyrus jepsonii var. californicus H. M. Hall 1912-6-30 9302 Plumas Wapanse Creek Sierra Nevada Mountains 1188 Comment
  CHSC34871  Lathyrus latifolius M. S. Taylor; M. Foster 1981-8-13 4173 Plumas S end of Greenville, W side of Hwy 89. 1158 Comment
  CHSC58029  Lathyrus nevadensis var. nevadensis Vernon H. Oswald 1992-5-21 4946 Plumas Warner Valley on the N side of Hot Springs Creek just within the park boundary. 1606 Comment
  CAS-BOT-BC205057  Lathyrus sulphureus A. A. Heller 1907-7-12 8826 Plumas Between Taylorville and Crescent Mills Comment
  CAS-BOT-BC205059  Lathyrus sulphureus A. A. Heller; P. B. Kennedy 1907-7-12 8826 Plumas Between Taylorville and Crescent Mills Comment
  CHSC55694  Lathyrus sulphureus Steven Triano 1988-4-17 55 Plumas Along n side of Hwy. 89, ca 3.3 mi n of its jct. with Hwy. 70. 1005 Comment
  RSA59373  Ledum glandulosum E. K. Balls 1950-9-9 15770 Plumas West of Lakes Center Public Camp. 2043 Comment
  SEINET10465998  Lemna minor Mary Susan Taylor 1981-8-5 Taylor 4167 Plumas 1069 Comment
  SEINET10971954  Lemna minor Mary Susan Taylor 1982-9-7 Taylor 5106 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
  POM312465  Lemna trisulca H. L. Mason 1955-7-30 14638 Plumas Near Chester Comment
  CAS-BOT-BC534904  Lemna turionifera Robert J. Weatherby 1950-7-21 1474 Plumas East Quincy 1036 Comment
  CHSC94922  Lepidium campestre Samantha Mackey Hillaire 2006-9-10 1227 Plumas Sierra Nevada. Buck's Lake area. Oro-Quincy highway. Flat dry open roadside (north side), south of a large meadow around Haskin's Bay. 1584 Comment
  CAS-BOT-BC88848  Lepidium campestre Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1582 Plumas Butterfly Botanical Area and Vicinity. Creek near confluence of Butterfly Creek. 1036 Comment
  SEINET11279722  Lepidium perfoliatum W. Harnach, N. Harnach 1990-4-18 259 Plumas Sierra Valley, Marble Lane, Marble Hot Well. 1487 Comment
  SEINET11280622  Lepidium perfoliatum W. Harnach, N. Harnach 2004-4-24 1159 Plumas Sierra Valley, Maddelena Ranch of Feather River Land Trust, to the W of the corrals, on County Road A-24, 1.7 miles S of Hwy 70. 1484 Comment
  POM147142  Leptosiphon bicolor Alice Eastwood 1927-06 14664 Plumas Long Valley. United States Forest Reserve. Comment
  CHSC79187  Leptosiphon ciliatus L. P. Janeway 2000-6-24 6833 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km southwest of Crystal Peak in the Diamond Mountains. 2304 Comment
  CHSC89526  Leptosiphon ciliatus G. Douglas Barbe; T. C. Fuller 1982-7-16 3765 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  CAS-BOT-BC342083  Leucanthemum vulgare John Thomas Howell 1961-6-21 36653 Plumas Greenville 1097 Comment
  CAS-BOT-BC508373  Leucocrinum montanum W. Harnach; N. Harnach 1989-4-16 029 Plumas 1/2 mile west of RR crossing on A-24, Roberti Ranch, Sierra Valley 1488 Comment
  CAS-BOT-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
  SEINET7270548  Leucothoe davisiae C. D. Marsh 1914-8-28 11077 Plumas Quincy Comment
  UC125622  Leucothoe davisiae R. M. A. Sept 1896 448 Plumas n of Tumey Comment
  CAS-BOT-BC233778  Lewisia cantelovii George B. Youngs 1943-6-3 s.n. Plumas North Fork of the Feather River about 2 1/2 miles up the river from highway to Belden 914 Comment
  JEPS104822  Lewisia cantelovii Dean W. Taylor 1996-5-31 15647 Plumas Feather River Canyon; Hwy 70 at Arch Rock Tunnel (about 25 air mi NE of Oroville) about 1 mi E of the Butte Co. line; Plumas National Forest; Sierra Nevada 563 Comment
  SEINET5336485  Lewisia nevadensis M. J. Williams 1965-6-24 s.n. Plumas Happy Valley above Long Valley near Cromberg. 1707 Comment
  SEINET9301145  Lewisia nevadensis Unknown 1981-6-22 3063 Plumas Fork Feather River Comment
  CAS-BOT-BC444574  Lewisia triphylla John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54103 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CDA9213  Lewisia triphylla D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .307 Plumas Above Little Grass Lake on West side. 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
  JEPS127657  Lewisia triphylla Jurriaan M. de Vos 2014-6-5 291 Plumas Plumas NF. Just S of Forest Road 22N86Y, ca. 1 mi from intersection with Primary Forest Road 94 (22N94). Comment
  RSA88107  Leymus cinereus J. T. Howell 1951-8-21 28237 Plumas Near Clio; Sierra Nevada Comment
  RSA129540  Leymus condensatus E. Sawyer 1935-6-14 103 Plumas 3/4 mile W. of Sugarloaf; Sierraville 1524 Comment
  CAS-BOT-BC274533  Leymus triticoides John Thomas Howell 1962-6-19 7869 Plumas 5.8 miles e. of Beckwourth 1493 Comment
  JEPS28607  Ligusticum grayi George W. Gillett 1957-7-17 789 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake (Lassen Volcanic Nat'l Park); Lassen Volcanic Nat'l Park 1767 Comment
  UC170939  Lilium kelleyanum H. M. Hall 1912-6-25 9273 Plumas Butterfly Valley; Sierra Nevada Mountains 1158 Comment
  CAS-BOT-BC509320  Lilium kelleyanum John Thomas Howell 1960-7-21 35862 Plumas On trail to Little Willow Lake 1767 Comment
  SEINET10469570  Lilium kelleyanum Mary Susan Taylor 1981-7-17 Taylor 4048 Plumas T21N R12E sw/ne sec 7, Sierra City NW quad; Lakes Basin, Long Lake trail, ca. 1/10 mi W of trailhead, ca. 6 air mi S of Mohawk. 6400 ft elev. 1950 Comment
  SEINET10872527  Lilium kelleyanum Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4669 Plumas T26N R7E sw sec 33. Almanor SW quad. In seep, n side of and above Caribou Rd, on serpentine, 1.8 mi ne of Queen Lily Campgr., ca. 7 air mi ne of Belden. 2800 ft. 853 Comment
  CHSC37689  Lilium pardalinum subsp. shastense M. S. Taylor 1982-8-4 4921 Plumas On Taylor Creek, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 1981 Comment
  CAS-BOT-BC133078  Lilium washingtonianum subsp. washingtonianum J. Ed. McClellan; Bonnie McClellan 1968-6-19 s.n. Plumas In Butterfly Botanical Area 1127 Comment
  CHSC102676  Limosella acaulis Lowell Ahart; John Dittes 2009-9-7 16402 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC246070  Limosella aquatica Lowell Ahart 1985-9-26 5171 Plumas Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte 1584 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
  JEPS102736  Linanthus harknessii Lowell Ahart 2001-7-17 8918 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS115521  Lindernia dubia var. anagallidea Lowell Ahart, John Dittes 2009-9-7 16403 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  HSC101688  Linum lewisii var. lewisii Dillon North Davis 2013-6-10 16 Plumas 9.8 miles south on FS Road 25N17 from intersection with Highway 70. Comment
  CHSC46543  Listera convallarioides Lowell Ahart 1976-7-16 1174 Plumas About 5 miles north-west of Little Grass Valley Reservoir, about 1 mile west of Fowler Peak. 1828 Comment
  CHSC58536  Listera convallarioides Vernon H. Oswald; L. Ahart, L. Hanson, L. Janeway, J. Reynolds 1992-7-1 5044 a Plumas Near the entrance gate to Elwell Lodge at the S end of Lakes Basin Campground, S margin of Grass Lake, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  POM174011  Listera convallarioides J. G. Lemmon s.n. Plumas Butterfly Valley Comment
  UC1135291  Lithocarpus densiflorus var. echinoides G. T. Nordstrom 1934-7-3 186 Plumas 1.25 mi sw Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  CAS-BOT-BC435470  Lithophragma glabrum Mary Strong Clemens 1920-6-21 s.n. Plumas Quincy Comment
  CDA18742  Lithophragma glabrum G. D. Barbe, T. C Fuller 1982-7-16 3777 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CHSC43744  Lithophragma glabrum Vernon Oswald 1986-6-6 2095 Plumas LaPorte - Quincy Rd. 0.2 mi n of the road to Cleghorn Bar. 1996 Comment
  CAS-BOT-BC435468  Lithophragma glabrum L. P. Janeway 1991-5-29 3975 Plumas Crocker Mtn. quad. North-facing slope in small valley on northwest side of Red Clover Valley and just over a low pass southeast of Poco Creek. 1722 Comment
  CHSC110005  Lithophragma tenellum B. Castro; L. P. Janeway 2006-6-4 1537 A Plumas Northern High Sierra Nevada. South side of Squaw Valley, ca 300 ft N of jcn of McReynolds Valley Road (FS Rd 25N05) and Squaw Valley Road (FS Rd 28N01). 1684 Comment
  CHSC2460  Lithophragma tenellum R. Carter 1965-6-21 255 Plumas Found ca. 7 mi. W of Bucks Lake on Oroville- Quincy Rd. at Frenchman's Hill, on S side of road ca. 10' SSW of Frenchman's Hill sign. 1737 Comment
  CHSC54417  Lithophragma tenellum Vernon H. Oswald 1991-6-17 4666 Plumas Lassen Volcanic National Park. Drakesbad, near the trail to Boiling Springs Lake and Devil's Kitchen, south of the swimming pool at the resport. 1734 Comment
  CAS-BOT-BC174463  Loeflingia squarrosa John Thomas Howell 1962-6-19 37872 Plumas 5.8 miles e. of Beckwourth 1493 Comment
  CHSC56512  Lomatium bicolor Steven Triano 1988-4-17 52 Plumas Ca 60 ft s of Hwy. 89 and 0.3 mi w of Almanor. 1386 Comment
  UC337569  Lomatium macrocarpum unknown Plumas Mohawk Valley Comment
  SEINET6225253  Lomatium macrocarpum L. S. Rose 1967-1 67154 Plumas Butterfly Valley, 3 mi W of Keddie. Comment
  RSA0008792  Lomatium nevadense B. C. Templeton 1967-4-27 s.n. Plumas About 6 miles south of Beckwourth Comment
  UC175512  Lomatium nudicaule A. A. Heller 1913-6-13 10834 Plumas near Marston Station 1066 Comment
  RSA97323  Lomatium nudicaule F. W. Peirson 1926-6-21 6789 Plumas Lake Almanor Comment
  JEPS113370  Lomatium plummerae Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13991 Plumas East side of an open rocky flat, 10 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  JEPS34392  Lomatium utriculatum Rimo Bacigalupi and P. C. Hutchison, J. K. Wright 1963-6-1 8868 Plumas 0.75 mi. s. Pulga (base of cliff above side rd. off U.S. Hwy. 40, canyon of N. Fork Feather R., n. base of grade over Jarbo Gap, just before bridge across Feather R.); canyon of N. Fork Feather R. 426 Comment
  CDA9312  Lonicera hispidula var. vacillans D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .263 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  SD46666  Lonicera involucrata Robert J. Weatherby 1955-6-26 1557 Plumas Near Lakes Ranger Station, Lakes Basin. 1980 Comment
  CAS-BOT-BC243914  Lonicera involucrata var. involucrata Alice Eastwood 1909-1-1 129 Plumas Ward Creek, Lake Tahoe Region Comment
  CAS-BOT-BC200959  Lotus A. A. Heller 1938-7-2 15243 Plumas On Highway #24, near Gray's Flat 868 Comment
  CAS-BOT-BC200957  Lotus A. A. Heller 1938-7-2 15231 Plumas Just outside of Quincy 1097 Comment
  JEPS48701  Lotus incanus Leland S. Smith 1925-4-20 1554 Plumas Grizzley Ridge Tahoe National Forest 975 Comment
  SEINET12163677  Lotus nevadensis W. Knight, Kinght, I. 1983-1 4922 Plumas 6miN of Chester on rd to Drakesbad on North Fork of Feather R 1463 Comment
  UC80774  Lotus pinnatus F. Stephens 1894-4-29 Plumas 5 mi nw Greeneville 1280 Comment
  UC80897  Lotus purshianus var. purshianus Mrs. R. M. Austin Jul 1876 376 Plumas American Valley Comment
  JEPS102565  Ludwigia palustris Lowell Ahart 2001-10-16 9372 Plumas On the NW side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1363 Comment
  UC865571  Lupinus A. A. Heller 1915-7-7 12051 Plumas near the summit Soapstone Ridge (12 mi w of Bucks); near summit Soapstone ridge 1676 Comment
  JEPS125949  Lupinus adsurgens var. adsurgens D. W. Taylor 2000-7-30 17534 Plumas Genesee Valley, road to Antelope Lake Reservoir (Forest Road 172) ca 3 miles E of Genesee Comment
  CHSC81372  Lupinus albifrons var. albifrons L. P. Janeway 1996-5-13 4971 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 0.3 mi northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. 902 Comment
  CHSC21529  Lupinus andersonii D. Brink; L. Mayer 1975-7-8 Plumas Buck's Lake Forest Service Survey. Comment
  SEINET5327646  Lupinus andersonii A. A. Heller, P. B. Kennedy 1907-7-3 8739 Plumas Hills above Red Clover valley. Comment
  CHSC52419  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 C Plumas Plumas National Forest. Along top of Eureka Ridge ca 0.5 mi south of the head of Bear Cr. 2103 Comment
  CHSC65423  Lupinus angustiflorus Vernon Oswald 1984-6-19 1293 Plumas Paynes Creek Rd. between Wilson Lake and Chester, 7.4 mi n-e of Hwy 36. 1584 Comment
  RSA29125  Lupinus apertus J. T. Howell 1951-6-27 27606 Plumas Jamison Creek. 1890 Comment
  JEPS85919  Lupinus arbustus L. P. Janeway 1990-7-12 3794 B Plumas top of small peak along Eureka Ridge ca 0.8 mi s of the head Bear Creek (Beckwourth Ranger District); Plumas National Forest, Johnsville Quad., Bear Creek 2148 Comment
  CAS-BOT-BC208802  Lupinus argenteus var. heteranthus W. Harnach; N. Harnach 1989-5-22 114 Plumas East side of Co. rd A-23 across from road to Barry corrals - Sierra Valley 1493 Comment
  CAS-BOT-BC208806  Lupinus argenteus var. heteranthus Alice Eastwood 1918-5-25 7061 Plumas Portola Comment
  SEINET5327874  Lupinus argenteus var. heteranthus W. Harnach, N. Harnach 1989-5-22 114 Plumas Sierra Valley; E side of Co. Rd. A-23 across from road to Barry corrals 1494 Comment
  SJSU13920  Lupinus argenteus var. heteranthus N. A. Hopkins 1984-7-22 1357 Plumas S end Squaw Valley 1828 Comment
  UC1129449  Lupinus argenteus var. heteranthus E. Sawyer 1935-6-1 55 Plumas 1 mi nw Kerby; Sierraville Quad. 1524 Comment
  CAS-BOT-BC208843  Lupinus argenteus var. meionanthus A. A. Heller; B. B. Kennedy 1907-7-16 8864 Plumas Genessee Valley near Genessee Comment
  CHSC34760  Lupinus argenteus var. meionanthus M. S. Taylor 1981-7-29 4146 Plumas Both sides of 25N42C, 1.4 mi ne of its jct with 25N42 - Flourney Grade, ca. 4 mi e of Genesee. 1706 Comment
  CHSC60183  Lupinus argenteus var. meionanthus L. P. Janeway 1990-6-4 3695 Plumas Plumas National Forest. Little Long Valley, E-facing side of canyon; along rd 23N12 ca 0.6 mi N of jct with rd 23N51. 1722 Comment
  CAS-BOT-BC196603  Lupinus argenteus var. palmeri L. P. Janeway 1990-7-4 3764 Plumas Along road to Lunker Point; west side Frenchman Lake 1722 Comment
  SEINET7063469 Image available Lupinus bicolor A. G. Vestal 1947-3-31 s.n. Plumas Grassy road shoulder in Warner Valley along Warner Creek. UTM Zone 10, 643846mE, 4469696mN. (WGS84/NAD83). 1535 Comment
  SEINET10874089  Lupinus breweri Mary Susan Taylor 1982-6-1 Taylor 4578 Plumas T26N R9E se/sw sec 6. Almanor NE quad. On n edge of 27N39 spur rd off 26N18, Long Valley Mine area, ca. 4 air mi w of Greenville. 5000 ft. 1524 Comment
  POM220764  Lupinus caudatus M. Canby 1929-5-5 138 Plumas 15 miles west of Portola. Comment
  SEINET10906959  Lupinus caudatus Mary Susan Taylor 1982-6-28 Taylor 4754 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
  RSA60030  Lupinus confertus E. K. Balls 1950-9-1 15580 Plumas Mohawk Ranger Station, off Hwy 24 and 98 to Reno. 1372 Comment
  CAS-BOT-BC215355  Lupinus dalesiae M. S. Taylor 1982-5-25 4526 Plumas S side of 23N12, ca. 8 miles E of its jct with 23N52, ca 0.75 mile W of McDermott Ravine, 1.5 miles NE of Sloat 1371 Comment
  CAS-BOT-BC215400  Lupinus dalesiae L. P. Janeway 1990-6-8 3706 Plumas Little Long Valley, along road 23N12 ca 0.6 mile N of junction with road 23N51 1722 Comment
  CAS-BOT-BC215418  Lupinus dalesiae John Thomas Howell; R. C. Barneby 1954-5-14 29561 Plumas 11 miles NW of Blairsden Comment
  CHSC37524  Lupinus dalesiae M. S. Taylor 1982-8-23 5040 Plumas 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. 1/2 air mi s of Virgilia. 1158 Comment
  CHSC98936  Lupinus dalesiae Samantha Mackey Hillaire; Eliza Shepard 2007-7-11 1242 Plumas And NE1/4 of NE1/4 of sec 34. Road along east side of Butt Reservoir. Mapped in five places along roadcut. 1280 Comment
  JEPS105987  Lupinus dalesiae Lowell Ahart, Josephine Guardino 2004-5-24 10950 Plumas Old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1208 Comment
  RSA104638  Lupinus dalesiae Joseph Clemens 1920-6-3 s.n. Plumas Greenville Comment
  UC1075580  Lupinus dalesiae E. K. Balls and L. W. Lenz 1956-6-20 21844 Plumas U.S. Hwy Quincy to Portola 2 mi se Spring Garden; se of Spring Garden 1249 Comment
  UC665283  Lupinus dalesiae Elmer I. Applegate 1934-5-3 8907 Plumas 6 mi nw Quincy; nw of Quincy Comment
  SEINET10485199  Lupinus dalesiae Mary Susan Taylor 1982-7-23 Taylor 4713 Plumas T23n r10e se1/4ne1/4 sec 18. Blue nose mt quad. Open bare phyllite roadbank, S side of peoria creek rd (23n10), 1.5 mi. W of its jct with 23n50y, ca 3 air Mi. Sw of sloat. With pseudotsuga menziesii, osmorhiza chilense. 1402 Comment
  SEINET10485205  Lupinus dalesiae Taylor 1982-6-3 Taylor 4600 Plumas Blue nose mt. Quad. Corolla yellow. Roadcut on north side of white cap rd. 1.1 And 1.2 mi south of its jct. With peoria creek rd., Ca. 4 Mi southwest of Sloat. Mixed evergreen forest. With ceanothus cordulatus, collinisia Rattanii. 1524 Comment
  SEINET10485206  Lupinus dalesiae Melvin L. Conrad 1975-8-11 Conrad 7395 Plumas Douglas fir forest 5.5 mi west of quincy on meadow valley rd. 1219 Comment
  SEINET10841219  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4597 Plumas T23N R12E sw/ne sec 17. Johnsville quad. ALong 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Cr Cmpgr, ca. 5 air mi n of Mohawk. 5700 ft. 1737 Comment
  SEINET10490349  Lupinus grayi Mary Susan Taylor 1981-5-10 Taylor 3662 Plumas N side of Genesee Valley Rd, ca 4 mi W of Genesee. 1097 Comment
  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
  CHSC80831  Lupinus lepidus var. confertus Lowell Ahart; Vernon H. Oswald 2001-7-11 8886 Plumas On the south side of Highway 89, west of the spillway on the dam at Lake Almanor. 1374 Comment
  UC865266  Lupinus lepidus var. confertus A. A. Heller 1938-6-14 15160 Plumas Feather River Highway near Gray's Flat; Feather River Highway near Gray's Flat 868 Comment
  SBBG128049  Lupinus lepidus var. sellulus L. Ahart, J. Dittes, J. Guardino 2009-7-22 16136 Plumas W side of Forest Service Rd 27N92K, E side of Long Valley, ca. 3.5 mi WSW of Greenville, ca. 5.2 mi SE of Lake Almanor Dam 1606 Comment
  CHSC41193  Lupinus onustus J. D. Jokerst 1984-5-14 2009 Plumas Road edges, South of Ward Creek. 1249 Comment
  RSA104334  Lupinus onustus Alice Eastwood 1927-06 14461 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  SEINET8059930  Lupinus polyphyllus var. burkei A. A. Heller, P. B. Kennedy 1907-7-4 8715 Plumas Red Clover Valley Comment
  UC865152  Lupinus polyphyllus var. burkei A. A. Heller 1938-7-2 15235 Plumas just n Quincy (along highway near the Indian Creek Bridge); near the Indian Creek Bridge 1097 Comment
  POM23642  Lupinus sellulus var. artulus Marcus E. Jones s.n. Plumas Prattville 1372 Comment
  SEINET10490234  Lupinus sellulus var. artulus Mary Susan Taylor 1982-7-14 Taylor 4831 Plumas Corolla pale blue. Near jct. Of 27n92 and 26n18 in Long Valley around creek, ca 4 air mi wWof Greenville. Dry roadside in hardpacked Soil. 1676 Comment
  UCD109583  Lupinus stiversii June McCaskill 1954-5-31 331 Plumas at roadside above Feather River, State Highway 24 (U.S. Alt. 40), ca. 2 miles north of Storrie. Comment
  CAS-BOT-BC436593  Luzula cascadensis Clare B. Hardham 1970-8-8 17703 F Plumas Road to Thompson Peak Lookout 2133 Comment
  RSA101477  Luzula comosa R. Weatherby 1955-6-26 1544 Plumas Mud Lake, Lakes Basin Area. 2104 Comment
  RSA726331  Luzula divaricata L. Ahart 2007-8-9 14441 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. 2552 Comment
  JEPS49052  Luzula macrantha Leland S. Smith 1925-4-29 1568 Plumas Grizzley Ridge, Old Bed Ground Sec. 30 Tahoe Forest 975 Comment
  JEPS114613  Lythrum portula Lowell Ahart 2008-9-10 15392 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte 1537 Comment
  RSA7943  Machaeranthera canescens var. shastensis H. A. Barker 1927-7-16 814 Plumas Along Feather River near Mohawk. 1372 Comment
  RSA755217  Madia bolanderi L. Ahart, John Dittes 2009-8-28 16352 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
  CDA13786  Madia citriodora G. F. Hrusa 1997-6-26 13876 Plumas Sierra Nevada; Open flats 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd. (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CAS-BOT-BC343787  Madia elegans David D. Keck 1938-8-9 4895 Plumas 1 mi. W. of Portola 1480 Comment
  CAS-BOT-BC343789  Madia elegans Mrs. H. C. Cantelow 1949-6-11 6 Plumas Lake Almanor Comment
  CAS-BOT-BC343790  Madia elegans David D. Keck 1932-7-3 1620 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  SD87701  Madia exigua Frank W. Peirson 1926-6-21 6787 Plumas Lake Almanor Comment
  CHSC115897  Madia glomerata L. P. Janeway 2015-7-29 11807 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  CHSC36997  Madia glomerata M. S. Taylor 1982-8-10 4958 Plumas N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 1371 Comment
  CHSC79686  Madia glomerata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13266 Plumas Northern California; Sierra Nevada Flora - Plumas National Forest. Adjacent to Bull Run Creek of USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 1950 Comment
  CHSC97055  Madia glomerata Lowell Ahart; Josephine Guardino 2007-7-20 14336 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  POM191475  Madia glomerata D. D. Keck 1932-7-6 1715 Plumas Halfway between Prattville and Chester 1341 Comment
  CAS-BOT-BC343272  Madia gracilis John Thomas Howell 1962-6-17 37660 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC343276  Madia gracilis John Thomas Howell 1967-6-23 42695 Plumas Butterfly Valley 1066 Comment
  CDA13440  Madia gracilis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13287 Plumas Sierra Nevada; USFS 23N11A. Comment
  CHSC75459  Madia gracilis G. F. Hrusa; T. D. Wilfred 1996-7-23 13402 Plumas Sierra Nevada. Woods above USFS 23N22. On old logging skid. 1630 Comment
  RSA189378  Madia gracilis L. S. Rose 1967-7-12 67170 Plumas Quincy 1037 Comment
  RSA755776  Madia gracilis L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16112 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 air miles southwest of Lake Almanor. 1303 Comment
  CAS-BOT-BC343252  Madia gracilis George W. Gillett 1957-7-19 843 Plumas Lassen Volcanic National Park. Slopes across from the Devils Kitchen on trail to Sifford Lakes 1981 Comment
  CAS-BOT-BC343256  Madia gracilis Clarence R. Quick 1934-7-4 s.n. Plumas Headwater of Clear Creek, Plumas National Forest Comment
  CAS-BOT-BC343280  Madia gracilis John Thomas Howell; Gordon H. True 1967-7-9 43246 Plumas North Fork of Feather River at Caribou 914 Comment
  CDA8281  Madia gracilis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3082 Plumas Vacant lot east of Lariat Lodge Motel, East Quincy. Comment
  UCD132827  Madia gracilis E. W. Jameson 1949-6-17 s.n. Plumas 6 miles north of Keddie. 1371 Comment
  SEINET9343158  Madia minima Unknown 1982-6-17 3800 Plumas Among rocks and in dry open forest of Pseudotsuga and Arbutus, SE-ern part of Thormanby Island. Comment
  CHSC21800  Maianthemum racemosum F. T. Griggs; A. Pass 1975-8-1 412 Plumas Buck's Lake Forest Service Survey. 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
  CHSC40630  Malacothrix floccifera J. D. Jokerst 1984-5-19 2019 Plumas Canyon of the North Fork of Feather River along the edge of Hwy 70 across from the Rock Creek power house. Comment
  CHSC44883  Malacothrix floccifera Lowell Ahart 1975-7-2 840 Plumas Along the edge of a dirt road, about 7 air miles north of the Sly Creek Dam. 914 Comment
  UC53882  Malacothrix floccifera H. M. Hall and E. B. Babcock july, 1903 4433 Plumas Indian Valley Sierra Nevada Mountains 1066 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-BC348176  Matricaria discoidea David D. Keck 1932-7-3 1684 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  UCD107717  Medicago lupulina E. K. Balls 1950-9-16 15878 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy. 89. 1432 Comment
  UCD86261  Melica aristata G. L. Stebbins Jr. 1939-7-6 2909 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CHSC91955  Melica bulbosa G. Douglas Barbe; T. C. Fuller 1982-6-15 3725 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  CAS-BOT-BC282102  Melica fugax John Thomas Howell 1975-6-16 51154 Plumas 2 miles NW of Spring Garden 1173 Comment
  CAS-BOT-BC282106  Melica fugax L. P. Janeway 1992-5-22 4201 Plumas S side of Middle Fork Feather River, just S of railroad tracks, ca 2.7 miles E of Portola 1493 Comment
  CHSC60512  Melica fugax L. P. Janeway; Jannice Cutler 1992-5-26 4204 Plumas Plumas National Forest. About 0.1 mi southwest of Lake Davis high water line; 1.0 mi south of Dan Blough Cove. 1767 Comment
  CHSC65149  Melica fugax Vernon H. Oswald; Lowell Ahart 1995-7-24 7125 Plumas High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  CHSC87990  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11154 Plumas On the north side of a forest road, small meadow, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  RSA201315  Melica fugax J. T. Howell 1960-7-18 35603 Plumas Drakesbad. Lassen Volcanic National Park. 1677 Comment
  UCD87271  Melica fugax Beecher Crampton 1960-6-21 5740 Plumas 3.5 miles east of Child's Meadow, along Gurnsey Creek; State Hwy. 36. 1463 Comment
  UCD88475  Melica stricta E. Sawyer 1935-6-25 148 Plumas 1 1/2 miles S.S.E. of Crow. 1889 Comment
  CAS-BOT-BC264184  Melica subulata Alice Eastwood 1927-6-18 14707 Plumas Near Greenville Comment
  CHSC103124  Melica subulata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16104 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC75572  Melica subulata G. F. Hrusa 1997-5-30 13841 Plumas Sierra Nevada. 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. [Original lat./long. on label is '39 54 N; 120 45 W']. 1500 Comment
  JEPS102743  Melica subulata Lowell Ahart 2001-7-19 8948 Plumas Steep slope, on the east side 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. 1828 Comment
  UCD88624  Melica subulata John Thomas Howell 1960-7-22 35903 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad. 1676 Comment
  RSA52915  Mentha spicata R. Weatherby 1950-7-21 1475 Plumas East Quincy. 1037 Comment
  CAS-BOT-BC223706  Mentzelia Clare B. Hardham 1975-8-2 20478 Plumas Black Mt. 2133 Comment
  RSA39734  Mentzelia albicaulis P. A. Munz 1947-5-16 11821 Plumas 5 miles north of Chilcoot. Comment
  CDA17284  Mentzelia dispersa G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16311 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  JEPS124809 Image available Mentzelia micrantha John Degenfelder 1969-6-26 17 Plumas In Sierra Valley About 2 miles east of Sierra - Plumas County line on Sattley-Beckworth Road. Comment
  UC1094007  Mentzelia montana Lewis S. Rose 1955-7-19 55139 Plumas Beckworth 1493 Comment
  UC1609428  Menyanthes trifoliata Vernon H. Oswald and Lowell Ahart 1993-8-3 5759 Plumas 9 air mi n of Lake Almanor (Hay Meadow at n end of 30N25 on s edge of the Caribou Wilderness); Caribou Wilderness, Hay Meadow 1950 Comment
  UC178668  Menyanthes trifoliata Mrs. R. M. Austin Plumas Big Meadows Comment
  CHSC43318  Micranthes aprica Lowell Ahart 1975-7-9 865 Plumas On an open mountain side, about 1 mile south-west of Pilot Peak. 1981 Comment
  CAS-BOT-BC428602  Micranthes bryophora Anna Head 1921-7-20 s.n. Plumas Near Lake Center Camp, Feather River Region Comment
  CHSC45983  Micranthes odontoloma Lowell Ahart 1976-7-7 1167 Plumas By a small stream, when at the bridge across Cold Water Creek go about 100 yards south and here is the small stream along the road, about 4 miles south of Grizzly Mountain. 1524 Comment
  CAS-BOT-BC349355  Microseris nutans Marcus E. Jones 1897-7-5 s.n. Plumas Prattville 1371 Comment
  CHSC21327  Microseris nutans F. T. Griggs; A. Pass 1975-7-31 277 Plumas Buck's Lake. Comment
  UC92139  Microseris nutans unknown 1892-7-4 Plumas Prattville Comment
  CAS-BOT-BC150225  Mimulus Clare B. Hardham 1961-6-15 7401 Plumas Graeagle Comment
  JEPS4599  Mimulus aurantiacus var. grandiflorus W. L. Jepson 1910-6-18 4150 Plumas Belden Comment
  UC1035981  Mimulus aurantiacus var. grandiflorus Helen K. Sharsmith 1955-6-28 4525 Plumas near Pulga; East Branch of North Fork of Feather River 609 Comment
  CHSC113629  Mimulus breweri Lowell Ahart 2014-8-31 19824 Plumas Mud flats along Black Rock Creek, about 250 yards southwest of the foot bridge across Black Rock Creek, about 250 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  JEPS80615  Mimulus cardinalis M. S. Taylor 1981-8-19 4215 Plumas ca 1.5 mi w Sloat (jct Bell Creek and rd 23N10); Blue Nose Mt. quad. 1310 Comment
  JEPS115558  Mimulus guttatus Lowell Ahart, John Dittes 2009-7-28 16202 Plumas On wet soil, on the northwest side of a logging road, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  SEINET10830530  Mimulus guttatus Mary Susan Taylor 1981-7-27 Taylor 4121 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
  UC1012473  Mimulus guttatus Francis W. Pennell 1940-6-11 25806 Plumas 1 mi s Greenville (Route 89) 1219 Comment
  CDA12052  Mimulus layneae G. F. Hrusa, J. Dinsdale 1989-6-26 7204 Plumas Sierra Nevada; N side of Bucks Lake, approx. 25 m. W of Quincy. Comment
  RSA0114282  Mimulus lewisii B. Castro, L. P. Janeway 2005-9-11 1524 Plumas Ca. 5 air miles N of Bucks Lake and 3.5 miles S of Hwy 70 and the Feather River Canyon, ca 1 air mile SW of Three Lakes. On bend in Pipeline Road just W of Grouse Hollow, 1665 Comment
  JEPS113564  Mimulus mephiticus Lowell Ahart, John Dittes 2007-6-16 14140 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UC567165  Mimulus microphyllus E. Sawyer 1935-7-1 226 Plumas 1/2 mi s Chases; Downieville Quadrangle 1676 Comment
  JEPS28612  Mimulus moniliformis George W. Gillett 1957-7-17 796 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  JEPS29551  Mimulus primuloides John Thomas Howell 1960-7-23 35952 Plumas Drakesbad Lassen Volcaninc National Park 1676 Comment
  JEPS30974  Mimulus pulsiferae D. E. Breedlove 1962-6-12 3430 Plumas 6.9 mi w Chester (along State Highway 36); Sierra Nevada 1524 Comment
  SEINET10570269  Mimulus pygmaeus Mary Susan Taylor 1982-6-11 Taylor 4637 Plumas T27N R7E ne/ne sec 10. Almanor NW quad. Almanor Campground, between n part of cmpgr & rd, 0.5 mi e of Hwy 89; n of Prattville. 4500 ft. 1372 Comment
  POM181071  Mimulus torreyi A. A. Heller, P. B. Kennedy 1907-7-11 8819 Plumas Prattville. Comment
  RSA80102  Mimulus torreyi F. W. Peirson 1926-6-21 6800 Plumas Flat strip along shore of Lake Almanor (north shore). Comment
  RSA0058872  Mitella breweri Lowell A. Ahart 2008-7-16 15080 Plumas East side of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CAS-BOT-BC432983  Mitella breweri Anna Head 1921-7-11 s.n. Plumas Indian Peak, Feather River Region 2103 Comment
  RSA101434  Mitella breweri R. Weatherby 1955-6-26 1562 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  RSA121479  Mitella breweri A. Lewis 1934-6-18 489 Plumas 1 mile NW of Whiskey Diggins 1402 Comment
  UCD105971  Monardella follettii Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 1524 Comment
  CHSC118655  Monardella follettii Chelsea Morgan; Wendy L. Boes 2015-5-26 2015005 Plumas Plumas National Forest. Location on northwest side of Rush Creek Hill, near the upper reaches of Cold Brook Creek. Just east of Forest Service road 26N22, south of 26N67. UTM 658936 E, 4437694 N, NAD83 Zone 10N. 1645 Comment
  CHSC118830  Monardella follettii Noah Siegel 2015-7-29 2015006 Plumas Plumas National Forest. Located on eastern Rush Creek Hill. Forest Service road 27N67 near 26N22L. UTM 659415 E, 4437357 N, NAD83 Zone 10N. 1675 Comment
  SEINET10582324  Monardella follettii A. Graff 1993-7-22 Graff 307 Plumas Plumas National Forest. Meadow Valley Rd. south from Virgilia, on the left roadside, 3 miles from the Union Pacific RR crossing of the East Branch Feather River. T25N,R8E,S30. Locally frequent, growing on a serpentine road cut filling in with Pseudotsuga menziesii and Calocedrus decurrens. Comment
  HSC14287  Monardella lanceolata W. R. Rogers 1966-6-6 238 Plumas Ferris Creek Comment
  RSA60024  Monardella odoratissima subsp. glauca E. K. Balls 1950-9-1 15584 Plumas east shore of Long Lake, toward Mt. Elwell 2104 Comment
  CHSC112608  Monardella odoratissima subsp. pallida Lowell Ahart 2013-9-11 19024 Plumas Near large granite boulders, on east side of Antelope Lake, west of the paved road, south of Antelope Creek, about 16 miles (air) northeast of Taylorsville. 1562 Comment
  CHSC26168  Monardella odoratissima subsp. pallida Detzer; M. Sacks 1977-7-23 10 Plumas Ca. 3.5 km ne of Squaw Pk. 1973 Comment
  CHSC61744  Monardella odoratissima subsp. pallida L. P. Janeway 1993-7-28 4477 Plumas Plumas National Forest. Along steep north-trending ridge south of a bend in Ward Creek. Along, and down-ridge from, access road 2.2 mi southeast of Genesee Valley. 1341 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
  SD131898  Monardella odoratissima subsp. pallida Barbara Ertter 1988-7-25 7860 Plumas Diamond Mountains, ca. 15 airmiles due south of Susanville, sheep camp on Pierce Creek. 1981 Comment
  CDA40789  Monardella odoratissima subsp. pallida Jim Jokerst 1992-1 3443 Plumas Gold Lake Resort, without further data. 0 Comment
  RSA59488  Monardella odoratissima subsp. pallida E. K. Balls 1950-9-15 15861 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  CHSC52053  Monardella sheltonii L. P. Janeway 1989-6-23 3398 Plumas Low W-facing roadcut along hwy 70/89, SE of Quincy; 0.9 mi S of Chandler Rd. 1097 Comment
  CHSC67974  Monardella sheltonii James D. Jokerst 1989-7-3 3121 Plumas Caribou Rd. 3.2 mi N of Hwy. 70. Comment
  SEINET10582354  Monardella sheltonii A. Graff 1993-7-21 Graff 282 Plumas Plumas National Forest. Hwy. 70, .3 miles northwest of its junction with USNFS Rd. 23N06 (just past Mohawk), on the northeast side of the road. T22N,R12E,S5. Growing in sandy clay with Pinus jeffreyi and scrub. Mid-bloom. Bombus sp. Comment
  CAS-BOT-BC220206  Monardella stebbinsii Linnea Hanson 1980-7-22 s.n. Plumas Ca. 1 mile north of Queen Lily Campground north of Belden on North Fork Feather River Comment
  UC1124568  Monardella villosa subsp. villosa C. G. Albertus 1935-7-20 220 Plumas 1 1/2 mi southwest of Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  CDA19263  Montia linearis G. D. Barbe, T. C. Fuller 1982-6-17 3847 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CAS-BOT-BC445078  Montia linearis W. Harnach; N. Harnach 1989-4-16 031 Plumas Sierra Valley. 3/4 mile west of Steel Bridge on Marble Lane. 1487 Comment
  CAS-BOT-BC445101  Montia linearis Roxana S. Ferris 1952-5-18 12487 Plumas 1.5 miles north of Greeneville [Greenville] 1097 Comment
  CHSC54548  Muhlenbergia andina Vernon H. Oswald 1991-8-5 4808 Plumas Lassen Volcanic Park. Terminal Geyser located ca. 2.25 miles (air) southeast of Drakesbad. On a drainage bordering the south side of the geyser. 1731 Comment
  CAS-BOT-BC263363  Muhlenbergia asperifolia Fred Sommers; Greg Sommers 1976-7-15 171 Plumas Sierra Valley Marsh, roadside along Dyson Lane near Road A23, Sierra Nevada 1524 Comment
  CHSC44581  Muhlenbergia filiformis Lowell Ahart 1975-9-13 985 Plumas Along Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC77077  Muhlenbergia filiformis L. P. Janeway 1996-8-20 5074 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
  JEPS102719  Muhlenbergia filiformis Lowell Ahart 2001-10-8 9314 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  CAS-BOT-BC267004  Muhlenbergia filiformis John Thomas Howell 1960-7-21 35808 Plumas Lassen Volcanic National Park. Near Terminal Geyser 1828 Comment
  CAS-BOT-BC275301  Muhlenbergia mexicana John Thomas Howell 1959-9-21 34746 Plumas Sand bars of Feather River, N Fork near Belden 701 Comment
  CAS-BOT-BC275035  Muhlenbergia richardsonis John Thomas Howell 1961-9-24 36923 Plumas New Feather River SW of Beckwourth 1487 Comment
  CHSC60073  Myosotis scorpioides L. P. Janeway 1992-7-1 4241 Plumas Plumas National Forest. North side of Middle Fork Feather River along drainage of Bonta Creek. 1310 Comment
  RSA32879  Myosotis scorpioides A. A. Heller 1938-7-2 15241 Plumas 3 miles east of Quincy. Comment
  RSA95426  Myosotis scorpioides J. T. Howell 1951-6-29 27743 Plumas Near Spring Garden. 1220 Comment
  UC1112280  Myosurus apetalus Herbert L. Mason 1952-7-17 14382 Plumas just s Beckwourth (along Western Pacific tracks); Sierra Nevada 1524 Comment
  JEPS124128  Myriophyllum hippuroides Lowell Ahart 2015-10-3 20537 Plumas 100 yards east of the Round Valley Reservoir Dam, about 2 1/2 miles (air) northwest of Crescent Mills. Comment
  CHSC81379  Myriophyllum sibiricum Lowell Ahart 2001-9-18 9278 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  SEINET6412923  Myriopteris gracillima M. J. Williams 1967-8-20 s.n. Plumas [Sierra Nevada] Rene's Falls, Jamison Creek, above Johnsville. 1859 Comment
  CHSC62465  Nama lobbii L. P. Janeway 1993-8-14 4525 Plumas Plumas National Forest. Oroville Ranger District. Haskins Valley Compartment. Dirt road cutbank along Road 24N29Y; ca 0.7 mi northwest of Haskins Creek, ca 1.4 mi east-southeast of Bucks Lake. 1731 Comment
  CHSC80897  Narthecium californicum Lowell Ahart; Vernon H. Oswald 2001-7-11 8892 Plumas Small meadow, on the east side of the dirt road, about 1/4 mile northwest of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) northwest of Greenville. 1447 Comment
  UCD139964  Narthecium californicum Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  RSA725416  Navarretia breweri L. Ahart, John Dittes 2007-6-16 14094 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  SEINET10496815  Navarretia breweri Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3867 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
  SEINET10496816  Navarretia breweri Mary Susan Taylor 1981-7-6 Taylor 3981 A 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
  CHSC117553  Navarretia capillaris Lowell Ahart 2016-7-9 21099 Plumas 10 yards north of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest Tamarack Flat, about 3 1/2 miles (air) northwest of Little Valley Resevoir Dam. 1759 Comment
  CHSC54409  Navarretia capillaris Vernon H. Oswald 1991-7-8 4701 .1 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, at its crossing of the stream coming from Terminal Geyser, near the south boundary of the park. On the creek bank. 1676 Comment
  RSA201287A  Navarretia capillaris J. T. Howell 1960-7-21 35829 Plumas Plumas County: Meadowy forest floor NW of Willow Lake. 1707 Comment
  JEPS113462  Navarretia divaricata subsp. divaricata Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14015 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  CHSC107268  Navarretia divaricata subsp. vividior L. P. Janeway 2011-7-6 10497 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir; 4.2 air km north-northeast of La Porte. 1721 Comment
  UC586936  Navarretia intertexta Joseph Andorfer Ewan 1934-7-2 8237 Plumas Guidici Ranch Road Sierra Nevada, Penman Peak 1584 Comment
  CDA18456  Navarretia intertexta subsp. propinqua G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3179 Plumas Sierra Nevada; 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  CHSC97113  Navarretia intertexta subsp. propinqua Lowell Ahart; Josephine Guardino 2007-7-20 14349 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis. 1763 Comment
  RSA71074  Navarretia leptalea L. S. Rose 1951-6-27 51042 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  CDA13363  Navarretia leptalea subsp. bicolor G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13212 Plumas Sierra Nevada; N side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  UC614921  Navarretia leptalea subsp. leptalea Beryl O. Schreiber 1932-7-19 461 Plumas near Prattville; near Prattville Comment
  UC908965  Navarretia leptalea subsp. leptalea Herbert L. Mason 1924-6-20 1086 Plumas Gold Lake Comment
  UC306887  Navarretia leptalea subsp. leptalea unknown 1918-7-26 Plumas 300 ft above Mud Lake (Sierra Nevada); , above Mud Lake 2529 Comment
  CDA13989  Navarretia leucocephala subsp. minima G. F. Hrusa 1996-8-2 13451 Plumas Sierra Nevada; at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Comment
  CDA40130  Navarretia leucocephala subsp. minima T. C. Fuller 1980-8-5 20297 Plumas South of the railroad, west of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  SEINET14152722  Navarretia linearifolia subsp. linearifolia A. A. Heller, P. B. Kennedy 1907-7-5 8743 Plumas Hills above Red Clover Valley. Comment
  UC102230  Nemacladus capillaris Mrs. R. M. Austin 1879-1 Plumas American Valley Comment
  SEINET10905841  Nemacladus capillaris Chisaki 1956-6-1 CHISAKI 902 Plumas On slope north of road, along State Highway 89, 6.7 miles west of Virgilia Comment
  RSA0018529  Nemacladus interior Joan Stewart 2000-06 1030 Plumas Plumas National Forest Comment
  SEINET10461207  Nemacladus interior Rimo Bacigalupi, R. L. Hauke 1954-7-15 Bacigalupi 4730 Plumas At mouth of Rock Creek in Feather River Canyon (North Fork) 518 Comment
  SEINET10458452  Nemacladus rigidus Follett 1936-6-28 FOLLETT s.n. Plumas Rock Creek 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
  UC1075679  Nemophila parviflora var. austiniae Robert J. Weatherby 1955-7-2 1590 Plumas Wilcox Valley 1767 Comment
  CHSC54402  Nemophila pedunculata Vernon H. Oswald 1991-6-12 4657 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser. Locally abundant in the meadow just north of the park boundary where the trail crosses the stream coming down from Terminal Geyser. 1658 Comment
  UC174581  Nemophila pedunculata A. A. Heller and P. B. Kennedy 1907-7-4 8734 Plumas meadow two mi s Red Clover Valley; s of Red Clover Valley Comment
  CHSC94203  Nemophila spatulata Lowell Ahart 2006-7-9 12937 Plumas In a small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1661 Comment
  JEPS108893  Nemophila spatulata Lowell Ahart 2006-7-9 12937 Plumas In a small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1661 Comment
  UC606961  Nemophila spatulata L. Constance 1938-6-10 2319 Plumas near Lake Almanor (Feather River at Chester); , near Lake Almanor 1219 Comment
  JEPS63429  Nepeta cataria W. L. Jepson 1939-8-16 19444 Plumas near Quincy (Greenhorn Creek); Greenhorn Creek 1036 Comment
  UC178303  Nicotiana quadrivalvis var. quadrivalvis Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC171458  Oenothera Fred Sommers 1976-8-12 210 Plumas Marble Hot Springs Area, Sierra Valley Marsh, Marble Lane 1487 Comment
  RSA88503  Oenothera villosa subsp. strigosa J. T. Howell 1951-8-20 28197 Plumas Indian Valley. 1067 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
  CHSC66744  Oreostemma alpigenum var. andersonii Vernon H. Oswald; Lowell Ahart 1996-8-14 8172 Plumas Northern High Sierra Nevada. Near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Rd., 1.8 mi NE of White Horse Camp-ground. 1676 Comment
  JEPS88178  Oreostemma alpigenum var. andersonii Vernon H. Oswald and Lowell Ahart 1996-8-14 8172 Plumas on Oroville-Quincy Hwy 3.6 mi sw Silver Lake Rd. (between Meadow Valley and Bucks Lake, 1.8 mi ne of White Horse Campground, near Bucks Summit); northern High Sierra Nevada 1676 Comment
  CHSC116357  Oreostemma elatum J. R. Keck Jr. 1978-6-30 PDR 330066 Plumas Snake Lake near Quincy. Comment
  CHSC32017  Orobanche californica subsp. jepsonii L. Ahart 1974-8-3 590 Plumas Near the Tramway Mine Mill w of Blue Nose Mt, ca. 1 mi below Bunker Hill Mine, ca. 10 mi ne of La Porte. 1676 Comment
  CAS-BOT-BC500235  Orobanche pinorum George W. Gillett 1957-7-23 890 Plumas Lassen Volcanic National Park. Summit of Mt. Harkness 2446 Comment
  UC1400233  Orogenia fusiformis W. D. Dakan 1974-4-21 Plumas near Pond Reservoir Butterfly Botanical Area (Butterfly Valley); , Butterfly Botanical Area 1158 Comment
  JEPS114612  Orthilia secunda Lowell Ahart 2008-9-10 15364 Plumas Open forest east of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  CAS-BOT-BC238429  Orthocarpus Clare B. Hardham 1978-8-11 21796 Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC238432  Orthocarpus W. Harnach; N. Harnach 1990-5-27 326 Plumas Sierra Valley. Harriot Lane, one mile south of Dyson Lane 1485 Comment
  JEPS16386  Orthocarpus bracteosus unknown Sep 1877 Plumas Indian Valley 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
  SEINET10549683  Orthocarpus hispidus Mary Susan Taylor 1974-7-3 Taylor 292 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  POM293497  Orthocarpus lacerus Lyman D. Benson 1949-6-21 13741 Plumas 1 mile west of Lake Almanor Inn. Cascade mtn range, Feather River drainage area. 1341 Comment
  POM180985  Orthocarpus luteus A. A. Heller, P. B. Kennedy 1907-7-19 8884 Plumas Vinton. Comment
  UC1075672  Osmorhiza berteroi Robert J. Weatherby 1950-7-7 1450 Plumas Gansner Creek Quincy 1219 Comment
  RSA59403  Osmorhiza berteroi E. K. Balls 1950-9-8 15723 Plumas Lakes Center Public Campground. 2043 Comment
  CHSC63109  Osmorhiza occidentalis Lowell Ahart 1994-6-29 7406 Plumas North of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  UC1586459  Packera pauciflora Vernon H. Oswald and Lowell Ahart 1991-7-30 4788 Plumas Big Springs on the w side Humbug Valley (ca 6 mi (air) ene of Humbug Summit, ca 12 mi (air) s of Chester); Big Springs on w side Humbug Valley 1310 Comment
  CAS-BOT-BC317114  Packera pauciflora Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi. W of Pilot Pk., on the hill south of Onion valley Res. 2000 Comment
  CHSC67450  Packera streptanthifolia Lowell Ahart 1979-7-18 X 2000 Plumas On the hill south of Onion Valley Reservoir, about one mile west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  CHSC71633  Packera streptanthifolia Vernon H. Oswald; Lowell Ahart 1998-8-11 9491 Plumas Slope on the south side of Onion Valley on the Quincy-La Porte Rd. (County Rd. 511) northwest of Pilot Peak. 1920 Comment
  CAS-BOT-BC317124  Packera streptanthifolia var. streptanthifolia Alice Eastwood 1927-6-27 14911 Plumas On road between Reno & Chilcott Comment
  CAS-BOT-BC121003  Paeonia brownii J. T. Howell 1962-6-17 37717 Plumas Portola 1463 Comment
  CHSC53205  Paeonia brownii L. P. Janeway 1989-6-15 3322 Plumas Beckwourth Ranger District Plumas National Forest. Forest along SW side of Red Clover Valley. Openings in sagebrush scrub. 1676 Comment
  POM302108  Paeonia brownii H. C. Cantelow 1941-5-18 s.n. Plumas At Johnsonville, on road to Gibsonville 1616 Comment
  UCD89727  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  UCD89956  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CAS-BOT-BC253736  Panicum capillare John Thomas Howell 1959-9-22 34868 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC253742  Panicum capillare John Thomas Howell 1959-9-26 35052 Plumas Near Keddie 1005 Comment
  CAS-BOT-BC253746  Panicum capillare Lowell Ahart 1981-9-6 3078 Plumas 1.5 miles SW of Crescent Mills 1200 Comment
  CAS-BOT-BC253813  Panicum dichotomiflorum John Thomas Howell 1959-9-26 35065 Plumas Near Virgilia 838 Comment
  CAS-BOT-BC175583  Parnassia palustris E. K. Balls 1950-9-10 15778 Plumas Trail, 2 mi. from camp, from Lakes Center Public Camp to Long Lake outlet, southern Plumas County 2011 Comment
  CHSC61061  Pedicularis attollens Vernon H. Oswald; Lowell Ahart 1993-8-3 5765 Plumas Unnamed lake ca. 0.25 mi E of Hay Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor. Common on the N side of the lake. 1926 Comment
  POM181064  Pedicularis attollens A. A. Heller, P. B. Kennedy 1907-7-9 8795 Plumas Prattville. Comment
  RSA112886  Pedicularis densiflora subsp. aurantiaca E. F. Sprague 1957-5-29 1217 Plumas Just off Hwy 4.2 miles W of Mineral. 1159 Comment
  UCD123292  Pedicularis racemosa James I. Mallory 1969-8-21 350 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 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
  UCR115327  Pedicularis semibarbata G. D. Barbe, T. C. Fuller 1982-7-16 3760 Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  JEPS94914  Pellaea brachyptera Vernon Oswald and Lowell Ahart 1997-9-18 8873 Plumas on Forest Rd. 26N25 (to Mosquito Creek) 2.3 mi ne junction with 26N26 (to Humbug Valley) (ca. 4 air mi w of Caribou) 1383 Comment
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Nov 25 2017
  SEINET11713793  Pellaea brachyptera R. M. Austin n d s.n. Plumas no further locality Comment
  UC1177847  Pellaea brachyptera P. C. Hutchison Plumas 6 mi n Belden (on rd to Longville) 1828 Comment
  UC1874919  Pellaea brachyptera Ruth Kirkpatrick 2002-7-18 1136 Plumas Plumas-Eureka State Park, ca. 1.5 mi up Johnsville - McCrea Road (County Road 507) from Plumas - Eureka State Park Museum 1676 Comment
  SD9640  Pellaea bridgesii J. G. Lemmon 1876-1 Plumas Sierra Valley Comment
  UC124125  Penstemon davidsonii var. davidsonii Mrs. R. M. Austin July 1896 384 Plumas Lassens Peak Comment
  SBBG25523  Penstemon deustus C. B. Hardham 1961-6-15 7429 Plumas Indian Crk, jct with Feather River N of Quincy Comment
  SBBG85009  Penstemon deustus F. W. Pennell 1940-6-11 25807 Plumas 7 mi S of Greenville 1188 Comment
  UC1063373  Penstemon deustus C. W. Hanks 1934-9-14 81 Plumas Upper end Frenchman Valley Plumas National Forest, Sierraville Quad. Comment
  UC619255  Penstemon deustus J. and H. W. Grinnell 1938-6-11 1093 Plumas Mohawk 1341 Comment
  RSA101695  Penstemon deustus subsp. deustus H. L. Mason 1924-6-15 1032 Plumas Graeagle - near Blairsden. Comment
  RSA242115  Penstemon deustus subsp. deustus James L. Reveal 1971-6-23 2470 Plumas Along CA Hwy 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek. Comment
  CHSC97197  Penstemon deustus var. pedicellatus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13983 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
  CHSC90936  Penstemon deustus var. suffrutescens Lowell Ahart; Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11750 Plumas On a rock fill on the north side of Highway 70, south bank of the North Fork of the Feather River, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area. 484 Comment
  CHSC49027  Penstemon gracilentus Vernon Oswald 1983-8-4 962 Plumas Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas and Tehama Counties). 1993 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
  CHSC84368  Penstemon gracilentus Lowell Ahart 2003-9-7 10561 Plumas On the east side of the dirt road, about 50 yards southeast of the Pacific Crest Trail, on Bunker Hill Ridge, about 1 mile (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. 2038 Comment
  JEPS15078  Penstemon gracilentus E. Sawyer 1935-6-17 117 Plumas 5 mi sse Crow; Plumas National Forest, Sierraville Quadrangle 1798 Comment
  SEINET4207718  Penstemon gracilentus Mikel R. Stevens 2011-8-27 218 Plumas 6.9 miles N of Gibsonville on Quincy La Porte Rd. Ca 0.4 rd miles beyond Barkers Cabin Rd.; 0 2004 Comment
  UC573499  Penstemon gracilentus E. Sawyer 1935-6-17 117 Plumas five mi sse Crow; Sierraville Quad., sse of Crow 1798 Comment
  UC690343  Penstemon gracilentus David D. Keck 1930-7-24 968 Plumas Prattville Sierra Nevada, Prattville 1341 Comment
  NY600765  Penstemon gracilentus J. G. Lemmon 1875-1 1127 Plumas Near Lassen Comment
  SEINET5328483 Image available Penstemon heterodoxus M. J. Williams 1974-8-5 74 -P-18 Plumas Lake's Basin. Trail from Silver Lake to Mt. Elwell 2073 Comment
  NY601718  Penstemon heterophyllus var. heterophyllus J. M. Coulter 1876-1 8004 Plumas Comment
  UCR78374  Penstemon laetus Barbara Ertter, Gary Schoolcraft 1989-7-3 8652 Plumas Below Red Rock Lookout, c. 8 mi south of Susanville 2256 Comment
  NY604511  Penstemon laetus var. leptosepalus A. A. Heller 1915-7-7 12073 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676.4 Comment
  CAS-BOT-BC6803  Penstemon neotericus David Daniels Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463 Comment
  NY887982  Penstemon neotericus D. D. Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463.0 Comment
  NY627274  Penstemon neotericus K. A. Vincent 1987-6-25 4432 Plumas Sierra Nevada, Tobin Ridge, North Fork Feather River Canyon; along west side of CA 70, ca. 7.4 miles southwest of Beldon Town. 640.1 Comment
  RSA6234  Penstemon neotericus D. D. Keck 1932-7-6 1719 Plumas 12 miles west of Chester. 1585 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
  UCR3612  Penstemon newberryi Wm. Horn Jr. 1963-6-29 630629- 2 Plumas Northern Sierra Nevada Mtns., 1.25-1.5 miles north of Spanish Peak 1835 Comment
  CAS-BOT-BC239298  Penstemon newberryi var. berryi John Thomas Howell; Gordon H. True 1967-7-11 43351 Plumas Summit ridge of Mt. Hough 2194 Comment
  SEINET10548092  Penstemon personatus Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4009 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  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
  JEPS106019  Penstemon roezlii Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10954 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1251 Comment
  UC614860  Penstemon roezlii Beryl O. Schreiber 1932-7-20 464 Plumas La Porte Comment
  UC1561222  Penstemon speciosus Barbara Ertter with Gary Schoolcraft 1989-7-3 8644 Plumas ca. 8 air mi s Susanville (s side of Red Rock lookout); s side of Red Rock lookout 2255 Comment
  UC565594  Penstemon speciosus Herbert L. Mason 1924-6-15 1036 Plumas Graeagle near Blairsden; Graeagle (near Blairsden) Comment
  UC580688  Penstemon speciosus F. W. Embree 1934-6-6 81 Plumas ne dam Bucks Lake; Bidwell Bar Quad. Comment
  SEINET6626641  Pentagramma triangularis subsp. semipallida J. T. Howell 1967-6-23 42730 Plumas Sierra Nevada, Lewisia Rock, 3.5 miles sw of Belden, Feather River Cnyon Comment
  SEINET13944950 Image available Perideridia bolanderi Lincoln Constance, Tsan Iang Chuang 1967-1 3779 Plumas Between Graeagle, and Cliom 1.3 miles southeast of Graeagle. Alt 4500 ft 1372 Comment
  CHSC97624  Perideridia bolanderi subsp. bolanderi Lowell Ahart; John Dittes 2007-6-16 14146 Plumas On dry gravelly soil, on a low rocky open hill, west of a small stream, about 200 yards south of County Road 111 (Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  RSA755679  Perideridia lemmonii L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16158 Plumas Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  UC1389932  Perideridia lemmonii T. I. Chuang and R. Bacigalupi 1963-8-2 5914 Plumas on Hwy 89 1.5 mi n Greenville Comment
  CAS-BOT-BC222765  Perideridia parishii Walter Knight; Irja Knight 1966-6-19 1355 Plumas Butterfly Botanical Area and Vicinity. Near Pond Reservoir. Butterfly Valley Comment
  CHSC100058  Perideridia parishii 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
  CHSC40867  Perideridia parishii K. R. Stern 1985-6-25 8237 Plumas Vicinity of Blairsden. 1432 Comment
  CHSC21715  Perideridia parishii subsp. latifolia F. T. Griggs; A. Pass 1975-7-23 247 Plumas Cape Lake. Comment
  CAS-BOT-BC413565  Persicaria amphibia Malcom A. Nobs; S. Galen Smith 1949-8-19 1454 Plumas On southeastern side of Portola Comment
  CHSC102142  Persicaria maculosa Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16238 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
  CHSC95028  Persicaria maculosa L. P. Janeway; B. Castro 2006-6-3 8662 Plumas Northern High Sierra Nevada. East side of narrow drainage connecting the upper and lower parts of Thompson Valley. 1676 Comment
  CAS-BOT-BC419240  Persicaria maculosa John Thomas Howell 1961-9-22 36798 Plumas Bed of Wolf Creek, Greenville 1088 Comment
  JEPS2077  Phacelia heterophylla subsp. virgata W. L. Jepson 1939-8-8 19357 Plumas Quincy Comment
  RSA170277  Phacelia heterophylla subsp. virgata W. I. Follett 1937-6-13 92 Plumas Rich Gulch 1174 Comment
  SEINET5759778  Phacelia heterophylla var. virgata A. A. Heller, P. B. Kennedy 1907-7-15 8852 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  UC131530  Phacelia humilis Mrs. R. M. Austin Plumas Big Meadows Comment
  UCD40407  Phacelia hydrophylloides Rodney Gale Myatt 1971-6-13 s.n. Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  RSA169420  Phacelia mutabilis L. S. Rose 1963-6-5 63137 Plumas East Branch, North Fork of Feather River, 0.5 miles north of Rich Bar. 823 Comment
  UC170961  Phacelia racemosa H. M. Hall 1912-7-13 9354 Plumas Jameson Cr. Sierra Nevada Mountains 1920 Comment
  UCD120669  Phacelia racemosa W. R. Powell 1968-7-2 1601 Plumas Along road around southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  CAS-BOT-BC265833  Phalaris arundinacea John Thomas Howell 1951-8-21 28236 Plumas Mohawk, Sierra Nevada 1371 Comment
  CHSC82443  Phalaris arundinacea Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9832 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
  CAS-BOT-BC260844  Phleum pratense John Thomas Howell 1926-7-26 2136 Plumas Near Prattville 1371 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
  UCD89641  Phleum pratense R. Tofsrud 1948-8-1 s.n. Plumas Near Quincy. Comment
  CDA18663  Phlox diffusa G. D. Barbe, T. C. Fuller 1982-6-15 3716 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  UC1124174  Phlox diffusa C. W. Hanks 1934-8-9 25 Plumas n of Sierra Valley; Plumas National Forest, Sierraville Quad. 1859 Comment
  UC908606  Phlox gracilis Herbert L. Mason 1924-6-18 1049 Plumas near Feather River; Graeagle Comment
  JEPS69998  Phlox speciosa subsp. occidentalis W. I. Follett 1934-5-27 14 Plumas Red Hill 1524 Comment
  CDA14728  Phoenicaulis cheiranthoides G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3254 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CHSC35266  Phoradendron juniperinum M. S. Taylor; M. Foster 1981-8-13 4177 Plumas On top of hill, n and ne side on w flank of Wheeler Peak ridge, ca. 5 air mi n of Genesee. 1981 Comment
  RSA794999  Phoradendron libocedri L. Ahart, John Dittes 2009-7-15 16087 Plumas Northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  UCD113684  Physocarpus capitatus Lewis S. Rose 1966-7-27 66064 A Plumas Butterfly Creek and Spanish Creek. 1 mi. S. of Keddie. 990 Comment
  UC1351098  Pinus monticola E. Fritz 1936-7-12 8224 Plumas Plumas County 335 Comment
  CHSC55466  Pinus ponderosa Ben Cunningham 1991-4-20 26 Plumas Ca 90 ft west of Pecks Valley Road and 2 mi northeast of Greenville. 1066 Comment
  HSC1541  Pinus ponderosa W. R. Rogers 1966-8-6 298 Plumas Bulk Collection # 41 Comment
  CHSC101943  Piperia unalascensis Lowell Ahart; John Dittes 2009-7-13 16050 Plumas On dry soil, on the west side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  SEINET6167697  Piperia unalascensis W. D. Billings, H. J. Oosting 1941-8-2 s.n. Plumas Just east of Sierra-Plumas County line, Laporte-Johnsville Road Comment
  CAS-BOT-BC230982  Plagiobothrys hispidulus Walter Knight; et al. 1967-7-10 2124 Plumas The Butterfly Botanical Area and Vicinity. At spring 1127 Comment
  CHSC21601  Plagiobothrys hispidulus L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake. Comment
  CHSC80813  Plagiobothrys hispidulus Lowell Ahart 2001-7-17 8909 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS123959  Plagiobothrys hispidulus Lowell Ahart 2015-7-4 20281 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
  CAS-BOT-BC230968  Plagiobothrys hispidulus John Thomas Howell; H. Keith Wagnon 1980-5-27 53622 Plumas 1 mile W of Almanor 1386 Comment
  CAS-BOT-BC230986  Plagiobothrys hispidulus Clarence R. Quick 1962-6-20 62 37 A Plumas Cottonwood Creek crossing, SW of Humbug Valley, SW of Lake Almanor Comment
  UC1191832  Plagiobothrys mollis Malcolm A. Nobs, S. Galen Smith 1949-8-18 1360 Plumas just s Chester (n end Lake Almanor); Last Chance Marshes, n end Lake Almanor Comment
  RSA39779  Plagiobothrys scouleri var. hispidulus P. A. Munz 1947-5-16 11826 Plumas 8 miles north of Chilcoot. 1524 Comment
  RSA74358  Plagiobothrys tenellus Milo S. Baker 1952-5-26 12456 Plumas Indian valley, 1/2 mile below Crescent Mills. Comment
  JEPS95163  Plantago major Lowell Ahart 1997-9-11 7897 Plumas about 5 air mi ne of Beldon (on w edge of Caribou Road on w side of the North Fork of Feather River, about 1/8 mi s of Mosquito Creek); North Fork of Feather River 792 Comment
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Aug 20 2009
  SDSU1032  Plantago major R. M. Baeuchamp 1965-7-17 Plumas 1/2 mile north of Chester . Comment
  SEINET6170685  Platanthera dilatata var. leucostachys R. McKee, H. L. Westover 1918-1 Plumas Comment
  CHSC101942  Platanthera leucostachys Lowell Ahart; John Dittes 2009-7-13 16049 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
  CHSC21520  Platanthera sparsiflora L. Mayer; D. Brink 1975-7-8 Plumas Buck's Lake Forest Service Survey. Comment
  UC1134753  Platanthera sparsiflora A. E. Wieslander Jul 1929 125 Plumas Butterfly Experiment Area Plumas Forest, Susanville Quad. 1219 Comment
  CAS-BOT-BC293719  Plectritis congesta subsp. brachystemon Mona Bourell; Bob Patterson 1982-5-15 1734 Plumas Beckworth [Beckwourth] Pass Comment
  CHSC12737  Plectritis macrocera M. S. Taylor 1974-5-18 251 Plumas Road at junc of Hwy 70 and road to Butterfly Valley, ca. 10 mi nw of Quincy. 926 Comment
  CHSC84504  Pleiacanthus spinosus John Dittes; Lowell Ahart 2003-8-8 2003 -87 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 5.7 air-miles southeast of Portola, ca. 3.4 air-miles south of Beckwourth, ca. 0.9 air-mile north of Dyson Lane. At east edge of Beckwourth-Calpine Road (A23). 1488 Comment
  POM113569  Poa annua Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CAS-BOT-BC244348  Poa annua John Thomas Howell 1959-9-22 34864 Plumas Drakesbad 1737 Comment
  CHSC41186  Poa bolanderi J. D. Jokerst 1984-6-13 2045 Plumas South of Grizzly Creek, ca 2 air miles east of Peacock Point, ca. 30 meters N of spur C of USFS road 26N08. 1432 Comment
  CHSC74049  Poa bolanderi B. Castro 1997-8-28 781 Plumas Ca 4.5 air mi NE of Little Grass Valley Reservoir, on ridge system west of Pilot Peak, on N side of USFS Rd 22N60. Ridgetop, a few yards N of Pacific Crest Trail. 1987 Comment
  CHSC76159  Poa bolanderi G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3072 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC80916  Poa bolanderi Lowell Ahart 2001-7-17 8897 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
  JEPS95297  Poa bolanderi Lowell Ahart 1994-7-7 7449 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  RSA795726  Poa bolanderi L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16133 Plumas East side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  SACT001810  Poa bolanderi Michael Baad 1976-8-7 Plumas 1 mile west of trail head to Bear lake to trail head along road ro Rubicon Springs from Lake Tahoe. 2011.0 Comment
  UCD90586  Poa bolanderi subsp. bolanderi W. R. Powell 1968-7-2 1591 Plumas along road southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  CAS-BOT-BC254963  Poa bulbosa Greg Sommers 1976-7-1 137 Plumas Sierra Valley Marsh, roadside along Dyson Lane 1 km W of metal bridge 1524 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
  RSA641474  Poa bulbosa Michael A. Vincent 1999-6-7 8538 Plumas Along FS Rt 176 and Chance Creek at bridge, 7.1 miles N of Rt 70. Comment
  CAS-BOT-BC255097  Poa compressa John Thomas Howell 1951-6-27 27577 Plumas Johnsville 1584 Comment
  CAS-BOT-BC255099  Poa compressa John Thomas Howell; Gordon H. True 1967-7-11 43299 Plumas 2.5 miles form Quincy Junction on road to Mount Hough 1249 Comment
  CHSC97202  Poa cusickii subsp. cusickii Lowell Ahart; Josephine Guardino 2007-7-20 14317 Plumas South of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  SEINET10834530  Poa fibrata Billy Joe Cox 1969-8-18 Cox 3423 Plumas Collected from dry sagebrush desert. 1/2 mi W of Beckworth Pass. Comment
  CDA14750  Poa nervosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3307 Plumas Diamond Mountain Road 1.4 miles north-northeast of Engle Mine townsite. 1295 Comment
  CAS-BOT-BC247277  Poa palustris Thomas H. Kearney 1944-8-14 12 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC247279  Poa palustris John Thomas Howell 1960-7-19 35627 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SEINET10954398  Poa palustris Lawrence P. Janeway 1990-1 Janeway 3832 Plumas Along edges of Meadow Cr (dry) ca. half-way between Red Clover Cr and Mt. Ingalls. Shaded in white fir forest; NE'erly drainage; with Carex nervina, C. heteroneura, Potentilla glandulosa. 2042 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
  POM264545  Poa pratensis A. A. Beetle 1941-6-28 2792 Plumas 5 mi west of Chester on Rte.36 1829 Comment
  CHSC112081  Poa pratensis subsp. angustifolia L. P. Janeway 2014-7-15 11522 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CDA2372  Poa pratensis subsp. pratensis L. Ahart, J. Dittes, Robert A. Schlising, J Guardino 2004-7-3 11165 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  JEPS110423  Poa pratensis subsp. pratensis Lowell Ahart 2006-7-9 12925 Plumas Small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1678 Comment
  SBBG683  Poa secunda A. A. Beetle 1941-6-28 2797 Plumas St Hwy 36, 10 mi W of Chester 1524 Comment
  CAS-BOT-BC242987  Poa secunda subsp. secunda John Thomas Howell; et al. 1967-6-12 2085 Plumas Butterfly Botanical Area and Vicinity. Area near spring 1127 Comment
  CAS-BOT-BC242989  Poa secunda subsp. secunda Walter & Irja Knight 1967-5-22 1804 Plumas Butterfly Botanical Area and Vicinity. Rubble gap Comment
  CAS-BOT-BC242990  Poa secunda subsp. secunda Walter & Irja Knight; John Thomas Howell 1966-7-28 1578 Plumas Butterfly Botanical Area and Vicinity. Near mouth of Butterfly Creek 883 Comment
  CHSC72475  Poa secunda subsp. secunda L. P. Janeway 1998-6-24 5674 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  RSA794838  Poa secunda subsp. secunda L. Ahart, Josephine Guardino, John Dittes 2009-6-15 15891 Plumas About 200 yards northwest of Lake Almanor Dam. 1422 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
  RSA0000487  Poa sierrae J. T. Howell, Gordon H. True 1967-5-9 42204 Plumas 3.5 mi SW of Belden, Feather River Canyon 610 Comment
  CHSC95040  Polemonium micranthum L. P. Janeway; B. Castro 2006-6-4 8670 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction with McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  CHSC109727  Polemonium occidentale subsp. occidentale B. Castro 2005-10-20 1530 Plumas High Sierra Nevada. Lake Davis/Grizzly Dam, ca 5 air mi N of Portola. On NNE-facing slope overlooking Big Grizzly Creek, ca 1000 ft downstream (SE) of dam and E of the main Lake Davis Rd (USFS Rd 24N07). 1734 Comment
  UC1130352  Polygala cornuta var. cornuta G. T. Nordstrom 1934-7-9 194 Plumas 1 1/2 mi n Grizzly Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
  SEINET10904449  Polygonum amphibium var. emersum Mary Susan Taylor 1982-9-8 Taylor 5124 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CHSC37700  Polygonum aviculare subsp. aviculare M. S. Taylor; J. Hickman 1982-9-13 5134 Plumas Ramelli Ranch, under Calpine Rd (109) bridge over Feather River, ca. 1 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC414045  Polygonum aviculare subsp. aviculare Robert J. Weatherby 1950-7-21 1468 Plumas East Quincy 1036 Comment
  RSA60017  Polygonum davisiae E. K. Balls 1950-9-1 15596 Plumas Long Lake, above east shore toward Mt. Elwell. 2104 Comment
  UC584340  Polygonum davisiae G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2248 Plumas n Engelmine (sw slopes and ridge crest); Red Rock Comment
  CDA15371  Polygonum douglasii G. F. Hrusa 1997-6-26 13886 Plumas Sierra Nevada; Approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  RSA0114872  Polygonum douglasii L. P. Janeway 2015-7-29 11811 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  CHSC83605  Polygonum douglasii subsp. douglasii John Dittes 2002-7-17 2 -25 Plumas Northern High Sierra Nevada; Plumas National Forest, Hartman Bar Ridge, ca. 7 air miles west of Little Grass Valley Reservoir, ca. 4 air miles north of Cascade. East of FS Road 22N05, ca. 0.4 mile north of FS Road 22N94. At edge of meadow. 1584 Comment
  JEPS102398  Polygonum douglasii subsp. douglasii Lowell Ahart 2001-7-17 8917 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS50556  Polygonum douglasii subsp. douglasii W. L. Jepson 1939-8-4 19330 Plumas Rock Creek Meadow Valley 1219 Comment
  UC466033  Polygonum douglasii subsp. douglasii Mrs. R. M. Austin July 1896 467 Plumas Big Meadows Comment
  CHSC100367  Polygonum minimum Lowell Ahart 2008-9-10 15378 Plumas On the bottom and sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  CHSC45863  Polygonum minimum Lowell Ahart 1974-8-15 605 Plumas Near McRae Meadows, west of Johnsville. 1828 Comment
  CHSC91739  Polygonum polygaloides subsp. confertiflorum G. D. Barbe; T. C. Fuller 1982-6-17 3846 Plumas Plumas National Forest. East shore Frenchman Lake; Crystal Fishing Access. At the parking lot. [Lat./long. on label is 39deg 55' N; 120deg 11' W]. 1706 Comment
  UC1136173  Polygonum polygaloides subsp. confertiflorum E. Sawyer 1935-6-27 161 Plumas Charlies Valley Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC419863  Polygonum polygaloides subsp. confertiflorum Anna Head 1921-1-1 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC419892  Polygonum polygaloides subsp. confertiflorum Roxana S. Ferris; Laura Lorraine 1941-8-9 10428 Plumas At Lake Almanor Public Camp. (near village). Comment
  CAS-BOT-BC420052  Polygonum polygaloides subsp. kelloggii Lowell Ahart 1986-7-8 5361 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte 1950 Comment
  CAS-BOT-BC420056  Polygonum polygaloides subsp. kelloggii Alice Eastwood 1918-5-25 7044 Plumas Portola Comment
  CHSC110596  Polygonum polygaloides subsp. kelloggii B. Castro; L. P. Janeway 2006-6-14 1570 Plumas Northern High Sierra Nevada. SW side of Lower Thompson Valley 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1664 Comment
  CAS-BOT-BC421040  Polygonum spergulariiforme L. P. Janeway 1989-6-23 3388 Plumas Beckwourth Ranger District, Plumas National Forest. Upper slopes overlooking Crocker Cr from the east. 1874 Comment
  CHSC102121  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes 2009-7-27 16164 Plumas On dry soil, on and around large rocks, about 50 yards southeast of a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC117008  Polystichum imbricans subsp. imbricans Lowell Ahart 2016-6-29 21058 Plumas On the 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
  SD9739  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin Unknown Plumas Comment
  CHSC89027  Polystichum munitum H. Gray 2004-3-4 Plumas Plumas National Forest. Hwy. 70. 609 Comment
  JEPS87813  Polystichum scopulinum Lowell Ahart 1994-7-22 7492 Plumas nw side of large twin rocks on ne side of Mt, Etna (s of Pacific Crest Trail) 1981 Comment
  CAS-BOT-BC102757  Populus tremuloides Alice Eastwood 1927-6-27 14894 Plumas United States Forest Reserve, on road from [Chilcott] Chilcoot Comment
  CAS-BOT-BC102759  Populus tremuloides Anna Head 1920-7-15 s.n. Plumas Gold Lake, Feather River Region 1981 Comment
  CAS-BOT-BC102702  Populus tremuloides John Thomas Howell 1960-7-18 35589 Plumas Drakesbad 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
  CHSC33930  Populus trichocarpa M. S. Taylor 1981-8-5 4161 Plumas At jct of Pierce and Indian Creeks, ca. 1 mi n of Fruit Growers Blvd (28N03), ca. 2 air mi w of Antelope Lake. 1676 Comment
  SEINET10460771  Porterella carnosula Quick 1950-6-18 QUICK 50 -16 Plumas 2.7 miles west of Almanor Inn, on south shore of Lake Almanor Comment
  SEINET10460772  Porterella carnosula A. Arthur Heller, Patrick B. Kennedy 1907-7-2 Heller 8678 Plumas Comment
  CDA32108  Portulaca oleracea L. 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
  CAS-BOT-BC267123  Potamogeton Robert J. Weatherby 1950-7-28 1504 Plumas Near Indian Creek, 2 miles S of Crescent Mills 1036 Comment
  CHSC8773  Potamogeton alpinus S. Chulasmai 1966-5-13 32 Plumas Honey Lake. Comment
  JEPS100341  Potamogeton epihydrus subsp. nuttallii Dean W. Taylor 2001-6-28 17825 Plumas 2 air mi E of Frenchman Lake (Snow Lake); Sierra Nevada, Diamond Mountains 1859 Comment
  CAS-BOT-BC453921  Potamogeton pectinatus Fred Sommers 1976-8-10 199 Plumas Sierra Valley Marsh, in channel fed by Marble Hot Springs. 1524 Comment
  SD6453  Potamogeton perfoliatus Daniel Cleveland July 1882 Plumas Feather River Comment
  RSA716594  Potamogeton richardsonii Lowell Ahart, John Dittes 2005-9-19 12376 Plumas On the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  JEPS113740  Potentilla biennis Lowell Ahart, John Dittes 2007-6-17 14181 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  SJSU14713  Potentilla biennis N. A. Hopkins 1991-6-26 1687 Plumas Marble Hot Springs Rd 1524 Comment
  CDA14010  Potentilla glandulosa G. F. Hrusa, T. D. Wilfred 1997-6-26 13927 Plumas Sierra Nevada; About Pine Creek at Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  JEPS48880  Potentilla gracilis Esther C. Fritz 1933-7-18 Plumas below Camp Califorest; Schneider Meadow Comment
  SEINET10904066  Potentilla millefolia Mary Susan Taylor 1982-5-7 Taylor 4420 Plumas T24N R14E sw/se sec 7. Crocker Mt quad. In wet meadow around Clover Valley Ranch, s side of Beckwourth-Genesee Rd, ca. 10 air mi nw of Beckwourth. 5500 ft. 1676 Comment
  SEINET3156975  Potentilla palustris M. E. Jones 1897-7-3 sn Plumas Prattville 1372 Comment
  CHSC20762  Potentilla rivalis K. R. Stern 1975-7-23 5887 Plumas NW shore of Lake Almanor. 1371 Comment
  SBBG121282  Poterium sanguisorba L. Ahart, J. Dittes 2007-6-16 14147 Plumas W of a small stream, ca. 200 yards S of County Rd 111 (Beckwourth Gensee Rd), 20 yards E of Forest Rd 24NO8, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  CAS-BOT-BC47622  Primula suffrutescens Wayne Roderick 1967-8-5 s.n. Plumas Luther Ridge, Plumas-Sierra County line 2133 Comment
  SD6644  Prunella vulgaris Daniel Cleveland 1882-7-20 Plumas Big Meadows Comment
  RSA755328  Prunella vulgaris var. lanceolata L. Ahart, John Dittes 2009-7-13 16042 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  JEPS23731  Prunella vulgaris var. lanceolata John Warren Duffield 1937-7-25 Plumas Little Schneider Creek near Meadow Valley; Little Schneider Creek, near Meadow Valley 1249 Comment
  UC57219  Prunella vulgaris var. vulgaris H. M. Hall and E. B. Babcock July, 1903 4426 Plumas Fox Creek; Sierra Nevada Mountains, Fox Creek 1219 Comment
  UC1128281  Prunus andersonii C. W. Hanks 1934-8-14 48 Plumas Plumas National Forest, ne Sierra Valley ne Sierra Valley; Plumas National Forest, ne Sierra Valley 1524 Comment
  CHSC35283  Prunus emarginata M. S. Taylor 1981-7-26 4111 Plumas N side of Caribou Rd, just e of where French Creek crosses, 4.4 mi ne of jct Caribou Rd and Hwy 70 near Belden. 944 Comment
  JEPS48882  Prunus emarginata Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  RSA123197  Prunus emarginata D. Axelrod 1934-6-4 11 Plumas SW of La Porte 1646 Comment
  UCD113454  Prunus emarginata Carl Wick 1975-9-6 s.n. Plumas east of La Porte. Comment
  RSA90533  Prunus emarginata M. S. Baker 1937-5-16 8650 Plumas Hwy. 89, a few miles N of Greenville. Comment
  CHSC24242  Prunus virginiana var. demissa K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  UC1128476  Prunus virginiana var. demissa C. W. Hanks 1934-8-17 55 Plumas N.E. Sierra Valley, Plumas National Forest N.E. Sierra Valley; Plumas National Forest, N.E. Sierra Valley 1524 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-BC357345  Pseudognaphalium microcephalum Gladys L. Smith 1976-6-7 4554 Plumas Rte. 70, Spring Garden Sta. 6 miles east of Quincy 1219 Comment
  CHSC81099  Pseudognaphalium stramineum Lowell Ahart 2001-8-29 9240 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC20818  Pseudognaphalium thermale K. R. Stern 1975-7-24 5837 Plumas SW shore of Lake Almanor. 1371 Comment
  JEPS122096  Pseudognaphalium thermale Lowell Ahart 2014-8-24 19763 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
  UC1118464  Pseudognaphalium thermale E. Nourse 1934-9-26 39 Plumas 3.75 mi n Quincy; Plumas National Forest, Downieville Quad. 1158 Comment
  SJSU769  Pseudostellaria jamesiana A. W. Jacobs 1942-6-27 Plumas Almanor Comment
  CAS-BOT-BC80156  Pseudotsuga menziesii Saichi Kawahara 1968-5-5 413 Plumas Feather River Canyon, 5 miles west of Quincy turnoff, on Highway 70 914 Comment
  CAS-BOT-BC361997  Psilocarphus tenellus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2126 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC361999  Psilocarphus tenellus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2009 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CDA13946  Psilocarphus tenellus var. tenellus G. F. Hrusa 1997-6-26 13884 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CHSC97471  Psilocarphus tenellus var. tenellus Lowell Ahart; John Dittes 2007-6-16 14085 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
  SEINET6033386  Pteridium aquilinum var. pubescens M. J. Williams 1967-8-20 s.n. Plumas Rene's Falls o Jamison Creek, above Johnsville 1859 Comment
  CAS-BOT-BC453566  Pterospora andromedea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1650 Plumas Butterfly Botanical Area and Vicinity: In area adjacent to Sweetwater Meadow 1127 Comment
  CAS-BOT-BC453562  Pterospora andromedea Hans Leschke 1960-8-5 1694 b Plumas Lassen Volcanic National Park: Near Big Bear Lake 2042 Comment
  SEINET10859933  Puccinellia erecta Vernon H. Oswald, Lowell Ahart 1989-8-22 Oswald 3952 Plumas T26N R5E se/S11, Red Fir Forest. Impounded spring on the e side of Humbug Rd 1.5 mi (odometer) n of Humbug Summit (Butte County line). Rooted in shallow water on the edge of the pond. 1981 Comment
  CDA30240  Pycnanthemum californicum L. Ahart, J. Dittes 2009-7-27 16181 Plumas About 20 yards north of the poor dirt road, about 20 yards east of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam Comment
  JEPS94510  Pycnanthemum californicum Vernon Oswald and Lowell Ahart 1997-9-18 8881 Plumas 4.5 mi w of Butte Valley Reservoir (Forest Road 26N25 at Soda Ravine); Soda Ravine, Forest Road 26N25 1249 Comment
  CAS-BOT-BC460827  Pyrola aphylla Duncan Dunning 1922-7-13 12 Plumas Plumas Forest, Smith Lake 1127 Comment
  CHSC58508  Pyrola asarifolia subsp. asarifolia Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5043 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  CHSC117552  Pyrola dentata Lowell Ahart 2016-7-9 21098 Plumas South of road bank, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  CDA18459  Pyrola picta G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3214 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  CHSC76053  Pyrola picta G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3238 Plumas Mt. Hough-Crystal Lake Road, 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  SEINET3164126  Pyrola picta E. K. Balls 1950-9-5 15683 Plumas lower trail to Spur 5, Thompson Creek, off Hwy 24 east of Quincy 1372 Comment
  CAS-BOT-BC328155  Pyrrocoma lucida John Thomas Howell 1955-7-20 30865 Plumas Mohawk, Sierra Nevada 1371 Comment
  CAS-BOT-BC94827  Pyrrocoma lucida R. C. Wenk 2009-7-13 1122 Plumas Plumas N.F., Frenchman Lake, Little Last Chance Creek Rd., near far N end of lake 1700 Comment
  RSA31213  Pyrrocoma lucida Joseph A. Ewan 1934-7-18 8569 Plumas Middle Fork, Feather River at Portola Comment
  SD90413  Pyrrocoma lucida R. F. Thorne, C. W. Tilforth 1969-9-6 39238 Plumas Bank of Feather River, 1 mile southwest of Beckwourth 1355 Comment
  UC295911  Pyrrocoma lucida Katharine Brandegee 1913-1 Plumas Portola Comment
  CAS-BOT-BC62433  Quercus chrysolepis M. B. Kildale 1926-9-11 2765 Plumas North Fork [Flatla] River on road between Greenville & Quincy 1219 Comment
  JEPS108144  Quercus chrysolepis var. nana L. P. Janeway 1994-8-26 4754 Plumas Northern High Sierra Nevada. Extreme western extension (end) of Lava Top, about 1.0 mi southwest of town of Cascade 1440 Comment
  RSA88599  Quercus durata J. T. Howell 1951-6-26 27532 Plumas Near Rich Bar. 793 Comment
  UCD45887  Quercus durata var. durata John Thomas Howell 1959-9-21 34790 Plumas Serpentine, Rich Bar, Plumas Co. El. 2500 ft. 762 Comment
  CHSC96739  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8988 Plumas Northern High Sierra Nevada. Along road 26N22F (to the top of Red Hill) 2.4 road km from Deadwood Saddle; 2.6 air km east of the summit of Red Hill. 1594 Comment
  CHSC9709  Quercus kelloggii Nancy Mosman 1971-7-11 76 Plumas On slope along w side of road ca. 1.3 mi s of Belden turnoff and Hwy 70. 1025 Comment
  RSA609436  Quercus vacciniifolia Louis C. Wheeler 1958-7-29 7345 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UCD23331  Quercus vacciniifolia E. W. Jameson 1948-12-2 s.n. Plumas 2 mi. south, 2 mi. east of Quincy. 1158 Comment
  UCD47407  Quercus vacciniifolia R. F. Thorne; C. W. Tilforth 1969-9-6 39221 Plumas Yellow Pine forest, c. 2.5 mi. So. Of Graeagle on Gold Lake Road. 1645 Comment
  CAS-BOT-BC379470  Ranunculus alismifolius Lloyd W. Swift 1931-5-24 44 Plumas Plumas Forest, Murdock Crossing 1524 Comment
  CHSC61668  Ranunculus alismifolius var. alismellus Vernon H. Oswald; Lowell Ahart 1993-8-25 5869 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., ca. 0.3 mi upstream from the S boundary of the park. In forest on the E side of the creek, between the cascades and Twin Mdws. 2049 Comment
  SEINET5338282  Ranunculus alismifolius var. hartwegii J. Young 1982-1 s.n. Plumas Dye creek meadow. 1524 Comment
  RSA101443  Ranunculus alismifolius var. lemmonii R. Weatherby 1955-6-22 1536 Plumas Common in meadow just below Spanish Creek. Red fir forest. 2134 Comment
  NY493015  Ranunculus aquatilis var. diffusus R. M. Austin 1875-1 95 Plumas Comment
  CHSC81814  Ranunculus flammula var. ovalis Lowell Ahart 2001-10-16 9379 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CHSC60488  Ranunculus glaberrimus var. ellipticus L. P. Janeway 1992-4-2 4146 Plumas Plumas National Forest. West side of Claireville Flat; 1/3 mi southeast of Hwy 70 and 3/4 mi northwest of Middle Fork Feather River. 1484 Comment
  RSA518189  Ranunculus occidentalis B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 958 Plumas Plumas National Forest, ca. 6.0 miles north of Gold Lake on Gold Lake Road, and 2.6 miles south of junction with Highway 89. 1829 Comment
  UC1126203  Ranunculus occidentalis C. W. Hanks 1934-8-10 34 Plumas Sierra Valley Plumas National Forest, Sierraville Quadrangle (canyon on ne edge) Comment
  CHSC53214  Ranunculus occidentalis var. ultramontanus L. P. Janeway 1989-6-9 3282 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. Along a drainage. 1691 Comment
  RSA551253  Rhamnus J. T. Howell 1976-7-20 52037 Plumas transition zone forest at S end of Lake Almanor 1372 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
  JEPS112916  Rhamnus rubra Dean W. Taylor 2001-8-2 17894 Plumas on northwestern flank Lexington Hill along Forest Road 21N15 ca. 0.3 miles N of junction of Forest Road 21N05Y (ca. 1.5 air mile W of La Porte) 1676 Comment
  UC1121929  Rhamnus rubra E. Sawyer 1935-7-8 277 Plumas 4.5 mi s Crow; Plumas National Forest, Sierraville Quad. 1798 Comment
  CDA17244  Rhododendron neoglandulosum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16271 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  SD46616  Rhododendron occidentale Robert J. Weatherby 1955-6-16 1531 Plumas Head of Berry Creek, above Virgilia, Feather River Canyon. 1520 Comment
  UC858642  Ribes Alice Eastwood 1918-5-25 7046 Plumas Portola Comment
  CHSC96919  Ribes cereum var. cereum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13985 Plumas East side of an open rocky flat, 70 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CAS-BOT-BC169123  Ribes inerme var. inerme John Thomas Howell 1961-9-23 36835 A Plumas Indian Valley east of Crescent Mills - Sierra Nevada 1082 Comment
  CAS-BOT-BC219215  Ribes nevadense Walter & Irja Knight 1967-5-22 1906 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC219225  Ribes nevadense Lowell Ahart 1989-7-2 6343 Plumas On the NW side and near summit of Pilot Peak, about 10 miles NE of La Porte 2255 Comment
  JEPS28655 Image available Ribes nevadense George W. Gillett 1957-7-19 857 Plumas about 1 1/4 mi above Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanie National Park 2057 Comment
  CAS-BOT-BC186220  Ribes roezlii var. roezlii Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Drakesbad, Lassen Volcanic Park Comment
  CAS-BOT-BC168779  Ribes viscosissimum Anna Head 1921-6-23 s.n. Plumas Lake Center Camp - Feather River Region Comment
  CHSC54400  Ribes viscosissimum var. hallii Vernon H. Oswald 1991-6-12 4659 Plumas Lassen Volcanic National Park. Access road near Terminal Geyser. 1786 Comment
  CAS-BOT-BC74630  Rorippa curvisiliqua John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54282 Plumas Sierra Nevada. About 1.3 mile southeast of Mount Hough on the road to Quincy. 2042 Comment
  CHSC21330  Rorippa curvisiliqua var. orientalis F. T. Griggs; A. Pass 1975-8-2 290 Plumas Buck's Lake. Comment
  SEINET10448595  Rorippa islandica var. hispida Mary Susan Taylor 1982-9-7 Taylor 5101 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
  CHSC94850  Rorippa nasturtium-aquaticum Lowell Ahart 2006-10-8 13398 Plumas Gravel bar on the west side of Chips Creek, just south of the bridge on Highway 70, about 1 1/4 miles southwest of Belden. 715 Comment
  CAS-BOT-BC146374  Rosa J. T. Howell 1977-6-20 52371 Plumas Lake Almanor Peninsula 1371 Comment
  UCD19152  Rosa June McCaskill 19__? 321 Plumas Lake Almanor region? Comment
  CHSC87999  Rosa bridgesii Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11174 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2053 Comment
  HSC94144  Rosa californica B. Villegas 1999-7-8 Plumas Frenchman's Lake Rd. Comment
  CDA14694  Rosa gymnocarpa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3173 Plumas 2.0 miles south of Long Valley and Rush Creek roads, 4.0 miles north of Highway 70 at Grays Flat. 1447 Comment
  CHSC101919  Rosa gymnocarpa Lowell Ahart; John Dittes 2009-7-15 16078 Plumas Along a small wash, south side of Forest Service Road 27N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1677 Comment
  JEPS102516  Rosa gymnocarpa Lowell Ahart 2001-9-18 9270 Plumas South of the Darlingtonia Bog and east of the dirt road, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1112 Comment
  SD123483  Rosa gymnocarpa Robert F. Thorne 1974-7-30 45004 Plumas Plumas National Forest, Butterfly Valley Botanical Area: margin of boggy meadow W of Mill Pond 1157 Comment
  UC2029126  Rosa gymnocarpa subsp. helleri Glenn Clifton 2004-6-16 42723 Plumas 3-4 miles SE of Quincy, quincy Quad., N-facing slope Comment
  CAS-BOT-BC147048  Rosa pisocarpa John Thomas Howell 1977-6-21 52377 Plumas Seneca 1097 Comment
  SEINET13709792  Rosa woodsii var. ultramontana Lowell William Ahart, Lowell William Ahart 2001-1 9226 Plumas Near Ramelli Creek, A Branch of Last Chance Creek, about 3 Air Mi, N of Frenchman Lake (T25N, R16E, sec 30) 5700 Ft. 1737 Comment
  CAS-BOT-BC147111  Rubus glaucifolius Anna Head 1920-1-1 s.n. Plumas Camp Rodgers, Feather River region Comment
  POM319262  Rubus parviflorus Patricia Wilder 1971-6-22 5144 Plumas 4.5 miles W of Quincy on Spanish Creek Rd. On N side of road between road and creek. Cascade Mtn Range. Spanish Creek to North Fork Feather River drainage. 1067 Comment
  UC338281  Rubus parviflorus unknown 1889-6-26 Plumas Mohawk Valley Comment
  CAS-BOT-BC156593  Rubus ulmifolius Edward Pittman 1965-10-16 214 Plumas Between Bryant Ravine & Feather Falls 609 Comment
  CAS-BOT-BC156921  Rubus ursinus John Thomas Howell 1967-6-23 42679 Plumas Canyon of Butterfly Creek 1036 Comment
  CAS-BOT-BC363206  Rudbeckia occidentalis Lloyd W. Swift 1932-8-10 69 Plumas Plumas National Forest. Coldwater Cr. S. of Bucks 1524 Comment
  CHSC10674  Rumex acetosella Lowell Ahart 1968-6-29 Plumas One mile east of La Porte. 762 Comment
  CHSC20760  Rumex acetosella K. R. Stern 1975-7-25 5885 Plumas N shore of Lake Almanor. 1371 Comment
  CHSC97217  Rumex conglomeratus Lowell Ahart; Josephine Guardino 2007-7-20 14347 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC433317  Rumex crispus John Thomas Howell 1960-7-18 35528 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC433319  Rumex crispus Mary Strong Clemens 1920-6-14 s.n. Plumas Greenville Comment
  CHSC63719  Rumex fueginus Vernon H. Oswald 1994-9-6 6472 Plumas Last Chance Marsh near the head of the meadow on the N side of Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  UC1185299  Sagina saginoides H. E. Brown Aug 1 1897-Aug 15 1897 627 Plumas near Lassen Buttes 1828 Comment
  CHSC44256  Sagittaria cuneata Vernon Oswald 1988-7-19 3599 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the boggy east end of the lake. 1676 Comment
  CHSC33939  Sagittaria latifolia M. S. Taylor 1981-8-5 4165 Plumas Indian Valley, s side of Hwy 105, 1.5 mi e of its jct with Hwy 80 just n of Crescent Mills. 1066 Comment
  POM253306  Salix A. A. Heller 1938-5-30 15135 Plumas The N fork of the Feather River near Virgilia. 793 Comment
  CAS-BOT-BC103620  Salix eastwoodiae Rimo Bacigalupi 1927-7-7 1650 Plumas upper reaches of trail from Gray Eagle Valley to Long Lake Comment
  POM167529  Salix eastwoodiae E. C. Sutliffe 1919-08 s.n. Plumas Gold Lake region. Comment
  UC440202  Salix eastwoodiae Mrs. C. M. Wilder 1912-7-10 9334 Plumas s side of main lake Bear Lakes 1981 Comment
  CAS-BOT-BC103875  Salix exigua John Thomas Howell; H. Keith Wagnon 1980-5-26 53590 Plumas North Fork of Feather River between the mouth of East Branch and Caribou 792 Comment
  CHSC80688  Salix exigua Lowell Ahart 2001-6-4 8758 Plumas Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1594 Comment
  SEINET10386357  Salix exigua W. Harnach, N. Harnach 1991-6-21 557 Plumas Sierra Valley, 0.5 miles S of Beckwourth, next to railroad bridge E of County Road A-23. 1487 Comment
  CAS-BOT-BC107972  Salix geyeriana Alice Eastwood 1918-5-25 7003 Plumas Portola Comment
  CAS-BOT-BC125301  Salix lasiandra var. lasiandra Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS102791  Salix lasiandra var. lasiandra Lowell Ahart 2001-6-4 8754 Plumas On the north side of the South Fork of the Feather River, about 1/4 mile NE of the Feather Fork mine, about 2 miles NE of Little Grass Valley Reservoir, about 6 miles (air) NE of La Porte. 1615 Comment
  CHSC9574  Salix lasiolepis E. L. Smith 1971-4-28 948 Plumas SW end of Indian Valley where Indian Creek enters gorge at Crescent Mills. 1162 Comment
  CAS-BOT-BC124577  Salix lemmonii Alice Eastwood 1918-5-25 7027 Plumas Portola Comment
  CAS-BOT-BC124794  Salix lemmonii John Thomas Howell 1961-6-21 36607 Plumas Greenville 1097 Comment
  CHSC97167  Salix lemmonii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14036 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  JEPS14800  Salix lemmonii W. L. Jepson 1910-6-5 4066 Plumas Warner Valley 1524 Comment
  UC1135030  Salix lemmonii E. Sawyer 1935-5-27 40 Plumas 1 1/4 mi nnw Kerby; Sierraville Quadrangle 1554 Comment
  SD980  Salix ligulifolia Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 393 Plumas North Fork of Feather River, at Chester, floodplain at highway bridge 1349 Comment
  CAS-BOT-BC129387  Salix melanopsis M. S. Taylor 1982-5-13 4438 Plumas Along Spanish Creek, Gansner Park, Quincy 1036 Comment
  CAS-BOT-BC129389  Salix melanopsis A. A. Heller 1913-6-13 10858 a Plumas Near Quincy 1066 Comment
  CAS-BOT-BC129390  Salix melanopsis A. A. Heller; P. B. Kennedy 1907-7-13 8830 Plumas Taylorville Comment
  UC482044  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 396 Plumas N. Fork Feather R. at Chester; N. Fork Feather R. 1350 Comment
  UC483080  Salix melanopsis Frank W. Peirson 1932-7-19 10349 Plumas Feather R. near Chester; Feather R. 1463 Comment
  UCD111780  Salix melanopsis Lewis S. Rose 1968-6-10 68090 Plumas Quincy. 1036 Comment
  POM218999B  Salix prolixa Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas N Fork of Feather River, at Chester. 1350 Comment
  CDA17223  Sanguisorba annua G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16326 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  JEPS115215  Sanguisorba annua Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16126 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
  RSA0089041  Sanguisorba annua Bonnie C. Templeton 1968-6-9 11251 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. Comment
  SEINET7358854  Sanguisorba annua D. A. McMillan 1913-6-1 L- 3 Plumas Plumas NF; Mt. Hough; 0 1372 Comment
  CAS-BOT-BC205711  Sanicula graveolens James R. Shevock 1985-5-19 11164 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01, 2 miles west of Frenchman Reservoir 1800 Comment
  CDA14009  Sanicula graveolens G. F. Hrusa, T. D. Wilfred 1997-6-26 13926 Plumas Sierra Nevada; about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CHSC72427  Sanicula graveolens L. P. Janeway 1998-6-22 5651 A Plumas About 1.8 mi south-southeast of Indicator Peak; along Road 28N03 on south side of upper West Branch Bear Valley Creek. 1699 Comment
  UC1778616  Sanicula graveolens G. Douglas Barbe, T. C. Fuller 1982-7-16 3769 Plumas Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Beardsley Mine on forest road 3.8 mile S of Green Flat, Plumas National Forest. 1981 Comment
  JEPS124092  Sanicula tuberosa Lowell Ahart 2015-6-7 20209 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  JEPS87765  Sanicula tuberosa Lowell Ahart 1994-6-12 7315 Plumas about 1 1/4 air mi s Bucks Lake (sw of small branch of Willow Creek, near Cedar Flat, on w side of Faggs Mine Road); s of Bucks Lake, sw of branch Willow Creek, Faggs Mine Road 1706 Comment
  JEPS110524  Saponaria officinalis Lowell Ahart 2006-10-23 13479 Plumas On large gravel, on the southeast side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 m 1281 Comment
  CAS-BOT-BC283629  Schedonorus pratensis John Thomas Howell 1951-8-20 28213 Plumas Genesee 1127 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
  JEPS116641  Scheuchzeria palustris subsp. americana George W. Hartwell 2009-6-19 Plumas Lassen Volcanic National Park 1851 Comment
  CAS-BOT-BC111574  Schoenoplectus americanus W. R. Dudley 1909-8-26 s.n. Plumas Near East Hot Springs, Sierra Valley. Comment
  RSA565015  Schoenoplectus subterminalis D. W. Taylor 1990-8-10 11435 Plumas Lassen Nat l Park, Little Willow Lake. 1875 Comment
  CAS-BOT-BC35576  Scirpus congdonii Anna Head 1921-7-1 s.n. Plumas near Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC35585  Scirpus congdonii Mrs. E. C. Sutliffe 1914-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC35587  Scirpus congdonii Walter Knight; Irja Knight 1966-6-19 1386 Plumas Butterfly Valley 1127 Comment
  CAS-BOT-BC30740  Scirpus diffusus John Thomas Howell 1959-9-22 34852 Plumas Drakesbad 1737 Comment
  SJSU13922  Scirpus microcarpus N. A. Hopkins 1985-8-27 1306 Plumas Grass Lake 1767 Comment
  SEINET10499130  Scutellaria antirrhinoides Mary Susan Taylor 1982-8-9 Taylor 4950 Plumas T27N R8E ne/ne sec 28. Almanor NE quad. S end of Lake Almanor, nw of jct of Hwy 89 and 147, just w of Canyon Dam. Mixed Evergreen Forest; 4500 ft. Dry gravelly soils. 1372 Comment
  CAS-BOT-BC240089  Secale cereale John Thomas Howell 1951-6-28 27640 Plumas Johnsville 1584 Comment
  CAS-BOT-BC240090  Secale cereale John Thomas Howell 1961-6-21 36682 Plumas Greenville 1097 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
  JEPS26912  Sedum albomarginatum C. H. Uhl 965 a Plumas 2.9 mi e of Rich Bar 6.8 mi e Belden (Feather River Canyon, serpentine cliff on n side East Branch North Fork Feather R); Feather River Canyon, East Branch North Fork Feather River Comment
  CAS-BOT-BC64702  Sedum obtusatum subsp. paradisum M. S. Taylor 1982-7-12 4823 Plumas Side of Rd. 507, 3.7 mi. sw. of Johnsville, 1.7 mi. W of Jamison Ck CG, near Plumas-Eureka State Pk 1524 Comment
  CHSC81366  Sedum spathulifolium L. P. Janeway 1996-5-7 4964 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 0.3 mi northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. 902 Comment
  JEPS79625  Selaginella wallacei Edward Lee 1951-10-8 Plumas 0.1 mi above junction of N. Fork Feather River Hwy. Comment
  CHSC89473  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-11 204 Plumas Located in the Quincy District of the Plumas National Forest, above Middle Campground, Feather River Canyon. 1463 Comment
  CAS-BOT-BC341173  Senecio hydrophiloides A. A. Heller; P. B. Kennedy 1907-7-17 8878 Plumas Red Clover Valley Comment
  CAS-BOT-BC363926  Senecio integerrimus var. exaltatus Mary Strong Clemens 1920-5-4 s.n. Plumas Greenville 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
  CAS-BOT-BC363916  Senecio integerrimus var. exaltatus Alice Eastwood 1927-6-14 14584 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  RSA0124964  Senecio integerrimus var. exaltatus E. K. Balls, Lee W. Lenz 1955-5-13 20703 Plumas Between Tobin and Camp Rogers, US Hwy 40 alt. 610 Comment
  UCD135566  Senecio integerrimus var. exaltatus Grady L. Webster 1990-5-13 7731 Plumas Lee's Summit, 3 miles northwest of Cromberg. 1356 Comment
  CDA18478  Senecio integerrimus var. major G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3246 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  CAS-BOT-BC364395  Senecio triangularis John Thomas Howell 1955-7-20 30835 Plumas Mohawk 1371 Comment
  CHSC20984  Senecio triangularis F. T. Griggs; A. Pass 1975-7-11 159 Plumas Buck's Lake. Comment
  JEPS37658  Senecio triangularis H. M. Wheeler 1944-8-23 637 Plumas near Cascade; South Fork Feather River, Pinchard Creek Comment
  CAS-BOT-BC213134  Sidalcea W. I. Follett; E. B. Follett 1962-7-31 s.n. Plumas Estray Creek, 1.5 mi. W of Spring Garden, Sierra Nevada Comment
  CHSC52527  Sidalcea glaucescens L. P. Janeway 1990-6-19 3720 Plumas Plumas National Forest. Small dry creek west of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley. 1402 Comment
  JEPS48723  Sidalcea glaucescens John W. Duffield 1937-5-27 Plumas Grubstake Flats Meadow Valley, Grubstake Flats Comment
  JEPS97936  Sidalcea glaucescens Vernon H. Oswald and Lowell Ahart 1998-8-11 9475 Plumas USFS 23N85Y 0.6 mi E of Oroville - Quincy Hwy, 6.2 mi NE of Four Trees, S side of Frenchman Hill 1737 Comment
  CHSC21704  Sidalcea oregana subsp. spicata F. T. Griggs; A. Pass 1975-8-2 289 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC384601  Silene dichotoma G. L. Stebbins 1970-7-24 7071 Plumas Blairsden 1341 Comment
  RSA52887  Silene douglasii R. Weatherby 1950-8-11 1507 Plumas Trail near Long Lake, Lakes Basin Area. Comment
  HSC101675  Silene laciniata subsp. californica Dillon North Davis 2013-6-30 30 Plumas 9.8 miles south on FS Road 25N17 from intersection with Highway 70. 1576 Comment
  POM147077  Silene lemmonii Alice Eastwood 1927-06 14455 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  CHSC116530  Silene nuda B. Castro; Brian Humphrey 2015-7-8 2095 Plumas Northern High Sierra Nevada. W side of lower Thompson Valley ca 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 400 ft below edge of open Ponderosa-Jeffrey pine forest. 1667 Comment
  SEINET10833469  Silene nuda subsp. insectivora Mary Susan Taylor 1982-6-28 Taylor 4764 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
  SEINET5337236  Silene occidentalis A. A. Heller, P. B. Kennedy 1907-7-11 8814 Plumas Prattville Comment
  CHSC110762  Silene occidentalis subsp. occidentalis Dean Wm. Taylor; Tom Engstrom 2011-8-2 21138 Plumas The Sierra Nevada. Ridge 1 mile East of Fowler Peak, along the Pacific Crest Trail 0.3 trail miles E of the junction with Forest Road 22N27. 1722 Comment
  JEPS50947  Silene occidentalis subsp. occidentalis R. H. Platt 1891-1 Plumas the Sierras Comment
  SEINET5337221  Silene pectinata A. A. Heller, P. B. Kennedy 1907-7-16 8859 Plumas Genessee Valley near Genessee Comment
  CAS-BOT-BC75110  Sisymbrium altissimum Alice Eastwood 1927-6-11 14444 Plumas Crescent Mills. United States Forest Preserve. Comment
  CAS-BOT-BC75119  Sisymbrium altissimum David D. Keck 1932-7-3 1685 Plumas Quincy, in the northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC75120  Sisymbrium altissimum David D. Keck 1932-7-3 1685 Plumas Quincy, in the northern Sierra Nevada. 1065 Comment
  SEINET10448360  Sisymbrium altissimum Mary Susan Taylor 1980-10-8 Taylor 3362 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
  SDSU11793  Sisyrinchium bellum R. M. Beauchamp 1965-7-17 Plumas Growing in area beside the Feather River 1/2 mile north of Chester Comment
  SEINET10507626  Sitanion hystrix Mary Susan Taylor 1982-8-18 Taylor 5014 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
  SJSU12263  Sium suave N. A. Hopkins 1983-7-28 1161 Plumas NW corner of Sierra Valley by Marble Hot Springs Road 1487 Comment
  UC170936  Smilacina racemosa H. M. Hall 1912-7-8 9320 Plumas Long Lake Sierra Nevada Mountains 2042 Comment
  SEINET12320790  Solanum parishii Unknown 1968-1 s.n. Plumas ca 30 mi N of Oroville on Hwy 70 Comment
  RSA60219  Solidago californica E. K. Balls 1950-9-9 15693 Plumas 3.1 miles east of turn to Sloat, between Quincy and Portola, Highway 24. 1250 Comment
  CAS-BOT-BC365517  Solidago elongata Clare B. Hardham 1978-8-11 21769 Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC365519  Solidago elongata Thomas H. Kearney 1945-8-16 s.n. Plumas Near Chester Comment
  CHSC34923  Solidago elongata M. S. Taylor 1981-7-17 4030 A Plumas Within 1/4 mi of Bear Lakes trailhead, near Elwell Lodge, ca. 6 air mi s of Mohawk. 1950 Comment
  HSC93235  Solidago elongata Vernon H. Oswald, L. Ahart 1996-8-14 8177 Plumas Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi. E of White Horse Campground 1616 Comment
  JEPS16777 Image available Solidago lepida var. salebrosa Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4349 Plumas Taylorsville; northern limits, along irrigation ditch at roadside 1079 Comment
  SDSU522  Solidago velutina subsp. californica R. M. Beauchamp 1965-7-17 Plumas Beside the Feather River, 1/2 mile north of Chester. Comment
  CAS-BOT-BC158904  Sorbus scopulina Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS107726  Sparganium emersum subsp. emersum Lowell Ahart, John Dittes 2005-9-20 12430 Plumas In Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  UC1099920  Sparganium emersum var. emersum Herbert L. Mason 1953-7-8 14560 Plumas 4 mi nw Loyalton Comment
  RSA0098103  Spergularia rubra R. Weatherby 1955-8-12 1681 Plumas McFarland Ravine near Bear Creek and Morrow Creek. Comment
  SEINET10537502  Spergularia rubra Mary Susan Taylor 1982-9-7 Taylor 5104 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
  SJSU14212  Sphaeromeria potentilloides N. A. Hopkins 1989-5-27 1497 Plumas near Marble Hot Springs Rd, Sierra Valley 1524 Comment
  RSA121879  Sphaeromeria potentilloides var. potentilloides E. Sawyer 1935-6-6 73 Plumas 2.5 miles SSW of Sugarloaf. 1494 Comment
  HSC93487  Sphenosciadium capitellatum G. Fred Hrusa, T. D. Wilfred 1996-8-1 13422 Plumas Pine Creek at Brady's Camp, 1/2 mi. NE Argentine Rock 2125 Comment
  SEINET10454594  Sphenosciadium capitellatum Mary Susan Taylor 1981-7-17 Taylor 4026 Plumas T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev. 1950 Comment
  RSA605317  Spiraea densiflora Louis C. Wheeler 1952-9-24 6960 Plumas Plumas 5: Vicinity of Crescent Mills. Comment
  CAS-BOT-BC149661  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-9 8786 Plumas Prattville Comment
  CHSC66641  Spiraea douglasii Vernon H. Oswald; Lowell Ahart 1996-7-15 8025 Plumas High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. Along the lake. 1371 Comment
  UC1128718  Spiraea douglasii F. W. Embree 1934-6-6 86 Plumas Three Lakes; Plumas National Forest, Bidwell Bar Quad. 1889 Comment
  UCD147802  Spiraea douglasii Allyson Ayalon; Lucie Jerabkova 2012-8-1 155 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  LA208285  Spiraea splendens E. D. Merrill; 1929-7-13 Plumas Sierra Nevada, Silver Lake 1828 Comment
  SEINET7707962  Spiraea splendens E. K. Balls 1950-9-1 15604 Plumas E of Long Lake, upper slopesof meadow leading to two smaller lakes. 2134 Comment
  POM312933  Spiranthes romanzoffiana Malcolm A. Nobs, S. Galen Smith 1949-8-19 1445 Plumas Butterfly Valley. Comment
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Sep 30 2013
  RSA0089035  Spraguea umbellata Bonnie C. Templeton 1968-6-10 11275 Plumas Near Lake Almanor. 1386 Comment
  SEINET13947990 Image available Stachys ajugoides E. K. Balls 1950-1 15842 Plumas On river banks, North Fork Feather River, 6 miles NW of Chester. 4600 ft alt 1402 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
  CHSC75922  Stachys ajugoides var. rigida G. F. Hrusa 1996-8-2 13442 Plumas Sierra Nevada. Steep rocky slopes at SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Near pool of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1900 Comment
  SEINET9322891  Stachys rigida Unknown Plumas Gray Eagle Creek Comment
  RSA59955  Stachys rigida subsp. rivularis E. K. Balls 1950-9-15 15842 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  UC120033  Stellaria longipes var. longipes Mrs. R. M. Austin Jul 1880 292 Plumas Mount Dyer 2133 Comment
  CAS-BOT-BC397726  Stellaria nitens John Thomas Howell 1976-4-2 51575 Plumas 2 miles NW of Spring Garden 1173 Comment
  CAS-BOT-BC397722  Stellaria nitens Alice Eastwood 1954-5-1 s.n. Plumas Portola Comment
  CHSC82514  Stellaria umbellata Lowell Ahart 2002-6-26 9757 Plumas In a meadow, on the southwest side of a gravel road, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1741 Comment
  CAS-BOT-BC375617  Stephanomeria lactucina John Thomas Howell 1951-6-27 27561 Plumas Johnsville 1584 Comment
  CAS-BOT-BC375619  Stephanomeria lactucina Clare B. Hardham 1978-8-12 21819 Plumas West of Bagley Pass 2072 Comment
  CAS-BOT-BC375632  Stephanomeria lactucina John Thomas Howell 1960-7-19 35681 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  RSA101425  Stephanomeria lactucina R. Weatherby 1955-8-12 1680 Plumas McFarland Ravine, Bear Creek area, near Meadow Valley. 1402 Comment
  CAS-BOT-BC221872  Stipa W. Harnach; N. Harnach 1990-6-16 381 Plumas Sierra Valley. Frank Dotta Ranch 1524 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
  SEINET10480707  Streptanthus Mary Susan Taylor 1981-7-17 Taylor 4039 Plumas T21N R12E se/se sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, in front of Big Bear Lake, ca. 6 air mi S of Mohawk; 6500 ft elev. 1987 Comment
  CHSC67647  Streptanthus polygaloides James D. Jokerst 1985-6-10 2398 Plumas Indian Creek Small Hydro Survey. Upper end of pipeline W of where it leaves Hwy. 70. 1066 Comment
  UCD116279  Streptanthus tortuosus Robert E. Preston 1983-5-26 387 Plumas Highway 70, 0.8 km east of Caribou Road. 732 Comment
  SEINET10973513  Streptanthus tortuosus Mary Susan Taylor 1981-5-14 Taylor 3719 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
  CHSC84883  Swertia albicaulis var. nitida R. D. Fischer; Jenny Marr 2003-7-4 7 Plumas Northern Sierra Nevada, Butt Valley Reservoir, approx 5 miles south of Almanor. Plant collected betwe