Search Results — 2000 specimen records retrieved (1424 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  HSC1339  Abies concolor W. R. Rogers 1966-6-20 239 Plumas Spring Creek Comment
  NY29497  Abies lowiana W. W. Eggleston 08 1911 7697 Plumas Mt. Hough 1760 Comment
  UC1567361  Acer glabrum var. diffusum G. Schoolcraft 1989-7-3 1948 Plumas near Red Rock Lookout (Diamond Mtns.); , near Red Rock Lookout 2255 Comment
  JEPS48550  Acer glabrum var. torreyi J. W. Duffield 1937-5-31 Plumas se Bucks Lake (Rocky wall, third water, Bear Creek, sw Plumas County); Bear Creek, se of Bucks Lake (See Bucks Lake Quad.) Comment
  CAS-BOT-BC333227  Acer macrophyllum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1969-6-24 2444 Plumas Butterfly Botanical Area and vicinity. Vicinity ofmouth of Butterfly Creek 883 Comment
  CAS-BOT-BC28730  Achillea millefolium Alice Eastwood 1927-6-12 14514 Plumas Forest Lodge, Greenville, United States Forest Reserve. Comment
  RSA716687  Achillea millefolium L. Ahart 2005-9-19 12406 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  SFV11417  Achillea millefolium M. L. Vincent 1968-6-10 866 Plumas Sierra Nevada Caribou Road. 1 mile from Feather River, Highway 70. 730 Comment
  CAS-BOT-BC28732  Achillea millefolium Walter Knight; Irja Knight; J. T. Howell 1966-7-27 1646 Plumas High part of Sweetwater Meadow near rill adjacent road. 1127 Comment
  CAS-BOT-BC28740  Achillea millefolium William M. Hiesey 1941-11-7 450 Plumas Mineral, at Mineral Lodge 1524 Comment
  UC1131589  Achnatherum hymenoides C. W. Hanks 1934-8-13 45 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CDA13378  Achnatherum lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13226 Plumas Sierra Nevada; Dry open, +- disturbed sandy site near old log landing on USFS 23N12E. Upper Bull Run Creek, about 1/4 mile below headwater springs. Perennial, bunching. Habitat a dense coniferous forest, dominated by Abies concolor, Pinus jeffreyi, Calodedrus. Comment
  RSA129474  Achnatherum lemmonii var. lemmonii E. Sawyer 1935-6-1 53 Plumas 1.75 mi NE of Hawks 1585 Comment
  CAS-BOT-BC217986  Achnatherum nelsonii John Thomas Howell 1960-7-22 35894 Plumas Near Soda Springs 1828 Comment
  CAS-BOT-BC216884  Achnatherum occidentale Clare B. Hardham 1970-8-8 17701 I Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC210846  Achnatherum occidentale subsp. californicum Thomas H. Kearney 1944-8-14 14 Plumas Near Prattville, Lake Almanor Comment
  RSA299148  Achnatherum occidentale subsp. occidentale J. T. Howell 1961-6-21 36700 Plumas Greenville 1098 Comment
  CHSC33922  Achnatherum webberi J. D. Jokerst; R. A. Schlising 1981-8-2 1450 Plumas At the N edge of the wide ridge ca 1.0 mi NE of Humboldt Peak. Ca 100 met E of where Pacific Crest Trail reaches the ridge top. 2029 Comment
  CHSC75521  Aconogonon phytolaccifolium G. F. Hrusa; T. D. Wilfred 1996-7-9 13195 Plumas Grizzly Campground, s of Bucks Lake on Hwy 162. 1600 Comment
  CHSC34291  Actaea rubra M. S. Taylor 1981-8-20 4228 Plumas Above spring in Bullfrog Ravine, ca. 3 air mi nw of Indian Falls. 1706 Comment
  CAS-BOT-BC29839  Adenocaulon bicolor John Thomas Howell 1926-7-27 2149 Plumas Near Prattville 1463 Comment
  SD9508  Adiantum aleuticum Mrs. R. M. Austin 1880-1 Plumas Comment
  CAS-BOT-BC62300  Adiantum aleuticum Margaret Williams 1967-8-20 s.n. Plumas Rene's Falls on Jamison Creek, above Johnsville 1828 Comment
  CHSC52027  Agastache urticifolia L. P. Janeway 1989-6-23 3386 Plumas Plumas National Forest. W'ly facing slope overlooking Crocker Cr; vicinity of Crocker Guard Station. 1874 Comment
  CHSC62360  Agastache urticifolia B. Castro; J. Jurewicz 1990-7-17 431 Plumas Ca 6 air mi W of Crescent Mills, on gentle W-facing slope above Rush Cr, along mainly E side of USFS Rd 16N87 ca 0.9 mi S of its jcn with Rd 27N92 and ca 0.2 mi S of Cow Ck crossing. 1584 Comment
  CHSC75508  Agastache urticifolia G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13276 Plumas Plumas National Forest. Sites adjacent to Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 1950 Comment
  CHSC87994  Agastache urticifolia Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11161 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
  UCD124877  Agastache urticifolia F. H. Bolster 1912-8-1 s.n. Plumas Long Lake Valley. 1981 Comment
  CAS-BOT-BC29512  Agoseris John Thomas Howell 1955-7-20 30854 Plumas Mohawk 1371 Comment
  CAS-BOT-BC29510  Agoseris Clare B. Hardham 1961-6-16 7479 Plumas Diamond Peak 2133 Comment
  RSA129788  Agoseris glauca var. dasycephala E. Sawyer 1935-6-27 194 Plumas 1.6 miles ENE of Grizzly Peak 1768 Comment
  CHSC80136  Agoseris glauca var. laciniata L. P. Janeway 1996-6-5 4990 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  CHSC89279  Agoseris glauca var. laciniata G. D. Barbe; T. C. Fuller 1982-6-17 3810 Plumas Northern California. Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  CAS-BOT-BC22918  Agoseris heterophylla L. S. Smith 1925-4-30 1576 Plumas Bloomfield Road below forks sec 9 762 Comment
  RSA164330  Agoseris parviflora Clare B. Hardham 1961-6-16 7481 Plumas Diamond Peak 2134 Comment
  SEINET10843430  Agropyron cristatum Mary Susan Taylor 1982-1 Taylor 5137 Plumas T23N, R14E se1/4ne1/4 sec 27. Portola quad. Ramelli Ranch in vicinity of Calpine Rd (109) bridge over Feather River, s side of river, 1 mi w of Beckwourth. With Sonchus asper, Iva axillaris, & Artemisia tridentata in sagebrush scrub. 1487 Comment
  SEINET10509794  Agropyron trichophorum Thomas J. Howell, Gordon H. True 1968-6-10 Howell 44544 Plumas Sierra Nevada, Quincy. In meadows. Comment
  CAS-BOT-BC127083  Agrostis exarata Clare B. Hardham 1970-8-11 17716 D. Plumas Road to Thompson Peak Lookout. 2133 Comment
  CHSC97108  Agrostis exarata Lowell Ahart; Josephine Guardino 2007-7-21 14358 Plumas Along 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
  CAS-BOT-BC139606  Agrostis gigantea Walter Knight 1966-7-28 1445 Plumas Butterfly Botanical Area and Vicinity. Near bed of Spanish Creek adjacent to confluence of Butterfly Creek. 883 Comment
  CAS-BOT-BC139409  Agrostis hyemalis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  CAS-BOT-BC139248  Agrostis idahoensis John Thomas Howell 1960-7-21 35854 Plumas Lassen Volcanic National Park. Northwest of Willow Lake. 1676 Comment
  CAS-BOT-BC139142  Agrostis oregonensis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1428 Plumas Butterfly Botanical Area and Vicinity. In vicinity of Pond Reservoir. 1097 Comment
  UCD53165  Agrostis pallens Catherine McWilliams 1971-1 911 Plumas Plumas - Eureka State Park. 1524 Comment
  CAS-BOT-BC138715  Agrostis scabra Lowell Ahart 1980-10-6 2678 Plumas Sierra Nevada. About 1 mile south of La Porte. 1600 Comment
  SD71008  Agrostis scabra John Thomas Howell 1960-7-20 35722 Plumas Lassen Volcanic National Park, near steam vents and hot springs, Boiling Springs Lake. 1798 Comment
  UCD53296  Agrostis scabra John Thomas Howell 1926-7-26 2127 Plumas near Prattville. 1371 Comment
  UCD53364  Agrostis scabra R. Tofsrud 1948-7-1 s.n. Plumas 1 mi. N. of Quincy. Comment
  CHSC61557  Agrostis variabilis L. P. Janeway 1984-9-1 1133 Plumas Lakes Basin; on Sierra crest west of Mt Elwell. 2164 Comment
  JEPS94290  Agrostis viridis Lowell Ahart 1997-9-11 7901 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on the w side of the North Fork of the Feather River, on w edge of Caribou Road); North Fork of the Feather River, Caribou Road 792 Comment
  CAS-BOT-BC138371  Aira caryophyllea var. caryophyllea John Thomas Howell 1961-9-23 36868 Plumas Sierra Nevada. Indian Valley. 1082 Comment
  CAS-BOT-BC267063  Alisma Fred Sommers; Greg Sommers 1976-8-12 209 F Plumas 1 km SE of metal bridge, Sierra Valley Marsh Comment
  CAS-BOT-BC445449  Alisma triviale Robert J. Weatherby 1950-7-28 1505 Plumas Near Indian Creek, 2 miles south of Crescent Mills. 1036 Comment
  UC1583993  Allium amplectens G. Schoolcraft 1990-6-4 2073 Plumas about 5 mi e Beckwourth (on s side of Hwy. 70) 1490 Comment
  CDA15892  Allium campanulatum G. F. Hrusa, B. Smith 1996-7-16 13227 a Plumas Plumas National Forest; Headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC80302  Allium campanulatum L. P. Janeway 1996-6-12 5010 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
  JEPS115801  Allium campanulatum Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15873 Plumas About 1/3 miles (air) west of Lake Almanor Dam, east of Forest Road 27N01Y, gentle slopes south of a small stream 1462 Comment
  CAS-BOT-BC466466  Allium campanulatum C. R. Quick 1950-6-18 50 -12 Plumas Open Jeffrey pine-lodgepole pine flat, 1 mile W of Almanor Inn on south shore of Lake Almanor Comment
  SEINET10472037  Allium campanulatum Mary Susan Taylor 1981-6-15 Taylor 3905 Plumas T24N R8E ne/se sec 1, Bucks Lake NE quad; jct of 24N27 (a loop around Smith lake), ca. 2 mi N of its jct with Bucks Lake Rd, ca. 3 mi NE of Meadow Valley; elevation ca. 3800 ft. 1158 Comment
  SEINET8533610 Image available Allium campanulatum L. Constance 1938-6-10 2321 Plumas Feather River at Chester near Lake Almanor 1219 Comment
  CAS-BOT-BC472962  Allium lemmonii Arthur Menzies 1992-5-19 4189 Plumas West side of Ross Ranch Meadow ca 1/2 mi south of Middle Fork Feather River and ca 3 mi east of Portola; Plumas National Forest, Beckwourth Ranger District 1493 Comment
  RSA641449  Allium lemmonii Michael A. Vincent 1999-6-7 8532 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  UCD143206  Allium lemmonii L. K. Mann; M. D. Mann, Madison 1962-6-12 s.n. Plumas Highway 89, southwest edge Lake Almanor, 0.8 miles before road to Almanor. Comment
  CHSC21693  Allium obtusum var. obtusum F. T. Griggs; A. Pass 1975-7-16 196 Plumas Lower Buck's Lake. Comment
  CHSC39368  Allium obtusum var. obtusum L. Ahart; P. Ahart 1983-8-17 4328 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  CAS-BOT-BC474057  Allium parvum John Thomas Howell 1975-6-16 51138 Plumas 2 miles northwest of Spring Garden, Sierra Nevada 1173 Comment
  CAS-BOT-BC474060  Allium parvum John Thomas Howell; R. C. Barneby 1954-5-14 29557 Plumas 2 miles east of Blairsden, Sierra Nevada 1493 Comment
  CAS-BOT-BC474061  Allium parvum M. S. Taylor 1982-5-14 4442 Plumas along Turner Springs Rd just S of its jct with Hwy 114 (Clio-Portola Rd), 2 air miles SW of Portola 1524 Comment
  JEPS15034  Allium parvum A. A. Heller 1938-5-21 15104 Plumas on the plain about the airfield w. of Chester 1304 Comment
  CHSC101771  Allium peninsulare var. peninsulare Lowell Ahart 2009-4-22 15596 Plumas On the west side of Guardians Trail, about 100 yards north of Pine Trail, Upper Bidwell Park, west of the intersection of Highway 32 and Ten Milie House Road, about 10 miles northeast of Chico. 381 Comment
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Oct 5 2019
  UC1585996  Allium platycaule Barbara Ertter with Gary Schoolcraft 1989-7-3 8654 Plumas ca. 8 air mi s Susanville (n side of Red Rock); Red Rock 2286 Comment
  CAS-BOT-BC260  Allocarya ambigens Amos Arthur Heller; P. B. Kennedy 1907-7-2 8682 Plumas Between Vinton and Peckwith Comment
  SEINET5332277 Image available Allocarya microcalyx A. A. Heller, P. B. Kenndey 1907-7-2 8680 Plumas Between Vinton and Beckwith. Comment
  CDA13381  Allophyllum integrifolium G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13230 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  SEINET14440311  Allophyllum integrifolium K. Burnstad 1974-9-14 s.n. Plumas Plumas NF, Nelson Creek. 1981 Comment
  CAS-BOT-BC171347  Alnus incana subsp. tenuifolia W. R. Dudley 1894-8-30 s.n. Plumas Webber Lake Meadow Comment
  CHSC59698  Alnus incana subsp. tenuifolia L. P. Janeway 1992-8-30 4302 Plumas Plumas National Forest. Beckwourth Ranger District. McRae Meadow; upper end of East Nelson Creek. 1889 Comment
  HSC93348  Alnus incana subsp. tenuifolia Vernon H. Oswald, L. Ahart 1996-7-15 8043 Plumas E side of Last Chance Marsh at N end of Lake Almanor, 1.4 mi. S of Last Chance Campground, E from the FS Rd. 29N11 1372 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
  UC1135170  Alnus incana subsp. tenuifolia C. G. Albertus 1935-8-8 256 Plumas 3 mi se English Bar; Plumas National Forest, Downieville Quadrangle Comment
  RSA11790  Alnus rhombifolia Elmer I. Applegate 1921-9-26 3346 Plumas 8 miles north of Greenville. Comment
  SEINET8074293  Alnus rhombifolia A. A. Heller, P. B. Kennedy 1907-7-15 8841 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  CHSC81181  Alopecurus aequalis Lowell Ahart 2001-8-28 9188 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  JEPS113554  Alopecurus aequalis Lowell Ahart, John Dittes 2007-6-17 14162 Plumas Along Red Clover Creek, about 50 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
  CAS-BOT-BC137998  Alopecurus geniculatus David D. Keck 1932-7-3 1667 Plumas Northern Sierra Nevada. Quincy. 1065 Comment
  UCD149817  Alopecurus pratensis William Anderson 1965-5-8 s.n. Plumas Crescent Mills. Comment
  JEPS102800  Amaranthus californicus Lowell Ahart 2001-8-29 9245 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA794993  Amaranthus californicus L. Ahart, John Dittes 2009-9-7 16374 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CHSC105641  Ambrosia acanthicarpa Lowell Ahart; John Dittes 2010-10-5 17301 Plumas On the east side of Highway 49, 830 feet north of the Plumas-Sierra county line, 2.7 miles (air) northeast of Loyalton, 6.9 miles (air) southwest of Vinton. 1508 Comment
  CHSC110940  Amelanchier alnifolia var. pumila L. P. Janeway 2010-7-3 10082 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 23N70 about 1.3 km south of junction with Road 23N18; 0.3 km east of Coldwater Creek 1.0 km south of its split into West Branch and East Branch. 1681 Comment
  CHSC98312  Amelanchier alnifolia var. pumila L. P. Janeway 2007-5-20 8990 Plumas Northern High Sierra Nevada. Crest at head of Bean Creek (which drains to the south-southeast; East Branch North Fork Feather River to the north); at junction of Roads 25N17, 25N57, 25N59. Southeast-facing slope of rocky serpentine soil. 1573 Comment
  CHSC46126  Amelanchier pallida Lowell Ahart 1975-7-9 863 Plumas About 1 mile west of Pilot Peak, about 15 miles north of La Porte. 1981 Comment
  CHSC100449  Amelanchier utahensis Lowell Ahart 2008-9-10 15375 Plumas East edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  CHSC110939  Amelanchier utahensis L. P. Janeway 2010-11-15 10219 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 24N36 along the south side of the Oroville-Quincy Hwy; north side of Grizzly Creek; 0.8 km southwest of Grizzly Creek Campground. 1567 Comment
  UC1127757  Amelanchier utahensis R. Roseberry 1934-11-4 7 Plumas 0.5 mi w Bungalow; Downieville Quad. 1371 Comment
  UC577942  Amsinckia tessellata var. tessellata E. Sawyer 1935-6-14 102 Plumas 3/4 mi w of Sugarloaf 1524 Comment
  CHSC66750  Anaphalis margaritacea Vernon H. Oswald; Lowell Ahart 1996-8-14 8155 Plumas Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.).Northern High Sierra Nevada. 1127 Comment
  CHSC37775  Anemone drummondii M. S. Taylor 1981-5-8 3660 Plumas Plumas/Greenville Rd. 1/2 mi e of Long Valley Mine, w of Greenville. 1615 Comment
  SD109158  Angelica arguta var. breweri Joseph M. DiTomaso 1980-8-27 1940 Plumas Two miles south of Greenville on Hwy 89. 1095 Comment
  SEINET10939787  Angelica breweri Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3896 Plumas T24N R8E w half nw sec 13, Bucks Lake quad; S side of Bucks Lake Rd, ca. 50 ft E of jct with 24N29 (rd to Deanes V.), ca. 2 mi NE of Meadow Valley; serpentine outcrop with scattered basaltic outcrop in Mixed Coniferous Forest; 3800 ft. 1158 Comment
  UC174213  Angelica breweri R. M. Austin July, 1896 516 Plumas Colby Comment
  CAS-BOT-BC59304  Antennaria argentea Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Meadow Valley Comment
  CHSC57251  Antennaria dimorpha L. P. Janeway 1991-5-28 3969 Plumas Plumas National Forest. South side of Poco Creek ca 1 1/2 mi east of Red Clover Creek (south side of road 25N05). 1719 Comment
  CAS-BOT-BC58706  Antennaria geyeri L. P. Janeway 1991-8-4 4130 Plumas Saddle E of Squaw Valley Peak along Beckwourth-to-Laufman Road 1905 Comment
  UC1125570  Antennaria luzuloides E. Sawyer 1935-6-27 210 Plumas mouth of Dixie Valley; Sierraville Quad., Dixie Valley 1554 Comment
  SJSU14194  Antennaria luzuloides N. A. Hopkins 1989-6-7 1520 Plumas Squaw Valley 1706 Comment
  CAS-BOT-BC64786  Antennaria luzuloides subsp. aberrans John Thomas Howell 1962-6-18 37789 Plumas Sierra Valley near Beckworth 1487 Comment
  SJSU14721  Antennaria rosea N. A. Hopkins 1991-7-3 1704 Plumas by rd to Janesville, 15 mi N of its Red Clover Valley junction with Beckwourth-Genessee Road Comment
  JEPS21507  Anthemis cotula Helen-Mar Wheeler 1944-8-23 Plumas Cascade settlement Cascade Creek 1238 Comment
  CAS-BOT-BC84602  Anthemis cotula John Thomas Howell; Gordon H. True 1974-7-29 50627 Plumas Quincy 1036 Comment
  RSA59270  Anthemis cotula E. K. Balls 1950-8-31 15564 Plumas Behind Forest Service Ranger Station, Quincy, American Valley Comment
  UCD128969  Anthemis tinctoria John Thomas Howell 1960-7-24 35995 Plumas Chester. 1371 Comment
  CAS-BOT-BC137706  Anthoxanthum odoratum John Thomas Howell 1966-7-29 42018 Plumas Sierra Nevada. Quincy. 1036 Comment
  CHSC69519  Antirrhinum vexillo-calyculatum subsp. intermedium Lowell Ahart 1997-9-11 7896 Plumas On the west side 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
  JEPS83413  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-6 366 Plumas 2.3 mi e bridge over North Fork Feather River, e of Belden, Hwy. 70 (Rich Bar, along n side of Hwy 70); Rich Bar, Almanor Quad. (15', 1955) 731 Comment
  SD120891  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-6 367 Plumas 5.4 miles SE on Beckwourth-Greenville Road from Taylorsville Park Campground entrance and junction with Arlington Road. About 2 miles west of Genesee; across the road from Indian Creek at about the place where Little Grizzly meets it. 1134 Comment
  UCD123491  Antirrhinum vexillocalyculatum subsp. intermedium D. Sanchez-Mata; R. Rodriguez-Rojo 1997-8-16 s.n. Plumas French Bar-Caribou. Plumas National Forest. Near North Fork of Feather River. 840 Comment
  RSA189369  Aphanes occidentalis L. S. Rose 1967-5-7 67065 Plumas 3 mi. W. of Keddie, Butterfly Valley. 945 Comment
  CHSC34073  Aphyllon fasciculatum M. S. Taylor 1981-6-3 3851 Plumas In Red Clover Valley, ca. 0.5 mi n of Genesee-Beckwourth Rd, ca. 7 mi nw of Beckwourth. 1670 Comment
  CHSC117558  Apocynum androsaemifolium Lowell Ahart 2016-7-9 21083 Plumas Top and 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
  JEPS127332  Apocynum androsaemifolium Lowell Ahart 2016-7-9 21083 Plumas Top and 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. Comment
  UCR123996  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2001-7-6 6853 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  SJSU14708  Apocynum androsaemifolium N. A. Hopkins 1991-6-26 1691 Plumas between Milford fork & Janesville on road N from Red Clover Valley 1524 Comment
  RSA59487  Apocynum androsaemifolium subsp. pumilum E. K. Balls 1950-9-15 15892 Plumas S tip Lake Almanor by P.G.E. dam, Hwy 89. 1372 Comment
  RSA71311  Apocynum cannabinum L. S. Rose 1951-6-29 51073 Plumas 8 mi. east of Quincy 1220 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-BC397895  Aquilegia formosa Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l Park. Comment
  UCR3603  Aquilegia formosa Wm. Horn Jr. 1963-6-19 630619- 8 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  SEINET10965675  Aquilegia formosa Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4335 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  UC614549 Image available Arabis constancei L. Constance 1938-6-9 2309 Plumas 7.3 mi se Quincy (above Middle Fork of the Feather River); ; above Feather River, Plumas Co. 1219 Comment
  SEINET10448416  Arabis constancei Mary Susan Taylor 1981-6-22 Taylor 3944 Plumas T25N R8E nw/sw sec 33. Bucks Lake quad. E side of 25N17, ca. 1/8 mi S of Bean Creek, on rocky serpentine ridge, ca. 1/4 mi N of jct 25N17 with 25N81 (Old Mountain House Rd), ca. 3.5 air mi NW of Meadow Valley. 5000 ft elev. 1524 Comment
  CDA14667  Arabis holboellii var. pinetorum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3107 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  RSA0129658  Arabis holboellii var. pinetorum Michael A. Vincent 1999-6-7 8533 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  RSA74141  Arabis holboellii var. retrofracta Milo S. Baker 1952-5-24 12449 Plumas Hwy 89 at head of Pine Valley. 915 Comment
  CAS-BOT-BC171671  Aralia californica Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 872 Plumas On La Porte Rd. 10 km S of jct with Hwy 10. 1400 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
  CHSC45940  Arceuthobium abietinum Lowell Ahart 1974-8-3 584 Plumas Near the headwaters of Hopkins Creek, near Mount Etna, south-west of Blue Nose Mountain, about 10 air miles north-east of La Porte. 1981 Comment
  CAS-BOT-BC407713  Arceuthobium abietinum C. R. Quick 1953-8-1 53 -76 Plumas west of Lake Almanor Comment
  UC1076328  Arceuthobium americanum Herbert L. Mason 1924-6-20 1079 Plumas near lake Gold Lake Comment
  CAS-BOT-BC102209  Arctium minus L. P. Janeway 1993-8-26 4545 Plumas Portola quad Northwest corner of Sierra Valley; on south side of Middle Fork Feather River 1484 Comment
  CAS-BOT-BC24189  Arctostaphylos John Thomas Howell 1976-7-16 51916 Plumas In area of metamorphic shaly rock just east of Bucks Summit on road to Meadow Valley. 1645 Comment
  CAS-BOT-BC38624  Arctostaphylos mewukka subsp. truei Walter Knight; Irja Knight 1967-5-7 2592 Plumas From Injun Jim Campground on North Fork Feather River 609 Comment
  RSA123224  Arctostaphylos nevadensis E. Nourse 1934-9-4 28 Plumas E. Clermont Mtn. 2134 Comment
  UCD52673  Arctostaphylos nevadensis J. I. Mallory 1970-8-3 383 Plumas 1 1/2 miles north of North Valley and 3 miles northwest of Rock Creek Power House. 1463 Comment
  UCD52710  Arctostaphylos nevadensis E. Sawyer 1935-7-9 281 Plumas 2 1/2 miles SSW of Crow. 2072 Comment
  CAS-BOT-BC40004  Arctostaphylos nevadensis Robert J. Weatherby 1955-6-22 1538 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC42096  Arctostaphylos patula John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2414 Plumas Butterfly Botanical Area, Trestle Glen 1097 Comment
  RSA122008  Arctostaphylos patula D. Axelrod 1934-6-4 10 Plumas Southwest of La Porte. Alt. 5400 feet. Comment
  CAS-BOT-BC42086  Arctostaphylos patula A. A. Heller 1938-5-21 15099 Plumas On the ridge west of Chester 1371 Comment
  SEINET10449367  Arctostaphylos truei Mary Susan Taylor 1982-6-20 Taylor 4712 Plumas T24N R6E nw sec 10. Pulga NE quad. Along Hwy 70, just w of Injun Jim Campground entrance, ca. 4 air mi sw of Belden. TYPE LOCALITY. Comment
  SEINET11990943  Arctostaphylos truei W. Knight, Knight, I. 1983-1 4892 Plumas N fork of Feather River watershed, near Injun Jim Campground on US 70 732 Comment
  UCD52203  Arctostaphylos viscida John Thomas Howell; Gordon H. True 1967-5-8 42190 Plumas Near the spring in the Butterfly Botanical Area. Plumas County. 1097 Comment
  CDA19217  Arctostaphylos viscida subsp. viscida G. D. Barbe, T. C. Fuller 1982-6-16 3793 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  RSA123203  Arctostaphylos viscida subsp. viscida E. Nourse 1934-8-14 15 Plumas 2.5 miles east and 6.5 miles south of Quincy. 1098 Comment
  SEINET6225252  Arenaria congesta var. suffrutescens L. S. Rose 1967-1 67172 Plumas 1 mi S of Keddle, Butterfly Creek & Spanish Creek Comment
  CHSC48249  Arenaria kingii var. glabrescens Vernon Oswald 1986-6-6 2085 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  JEPS113386  Arenaria kingii var. glabrescens Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14043 Plumas Along the west side of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  JEPS95362  Arenaria kingii var. glabrescens Lowell Ahart 1994-6-29 7413 Plumas about 1/2 mi S of Bucks Lake (W of a poor logging road) 1828 Comment
  SEINET6755608 Image available Arnica chamissonis W. Harnach, N. Harnach 1990-6-27 421 Plumas Sierra Valley, W of Beckwourth, Ramelli Ranch (USFS) between river and railroad 1487 Comment
  UC1192155  Arnica chamissonis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1396 Plumas 2 mi n, near Chester Lake Alamor; Last Chance Creek Comment
  CHSC60520  Arnica cordifolia L. P. Janeway 1992-5-12 4167 Plumas Plumas National Forest. North side of Lake Davis and Rd 112, ca 6 1/2 mi northwest of the road to the dam. 1780 Comment
  UC1119283  Arnica cordifolia E. Sawyer 1935-6-17 116 Plumas 5 mi sse Crow; Sierraville Quadrangle 1798 Comment
  CAS-BOT-BC82356  Arnica cordifolia L. P. Janeway 1992-5-12 4167 Plumas North side of Lake Davis and Rd 112, ca 6 1/2 mi northwest of the road to the dam. Grizzley Valley quad 1780 Comment
  CHSC62533  Arnica dealbata B. Castro; Jacque Jurewicz 1992-9-23 460 A Plumas Ca 3.5 air mi SE of Bucks Lake, on the Pacific Crest Trail and just off S side of USFS Rd 23N19, ca 0.3 mi S of its jcn with USFS Rd 23N74Y. On N aspect of saddle on NW-SE trending ridge. 1828 Comment
  CDA13359  Arnica discoidea G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13208 Plumas Sierra Nevada; Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  CDA13931  Arnica discoidea G. F. Hrusa, T. D. Wilfred 1997-5-3 13856 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  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
  CAS-BOT-BC82508  Arnica discoidea John Thomas Howell 1951-6-28 27717 Plumas Eureka Peak 2255 Comment
  CAS-BOT-BC82511  Arnica discoidea David D. Keck 1932-7-3 1645 Plumas Hillside south of town (forested), Quincy, in the Northern Sierra Nevada 1220 Comment
  CDA18733  Arnica discoidea G. D. Barbe, T. C Fuller 1982-7-15 3740 Plumas Plumas National Forest; 2.1 miles NE of junction with road to Red Hill Summit. 1524 Comment
  CHSC61761  Arnica mollis Vernon H. Oswald; Lowell Ahart 1993-8-25 5859 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., just upstream from the S boundary of the park. 1987 Comment
  UCD56026  Arrhenatherum elatius John Thomas Howell 1975-7-22 51346 Plumas Sierra Nevada. Quincy Junction near Quincy. 1036 Comment
  CHSC59669  Artemisia arbuscula subsp. arbuscula L. P. Janeway 1992-9-10 4308 Plumas Plumas National Forest. Flats on the south side of Middle Fork Feather River 1.75 mi west of Beckwourth. 1487 Comment
  CHSC118725  Artemisia arbuscula subsp. thermopola Noah Siegel 2015-7-17 2016021 Plumas Growing along Forest Road 27N57 on saddle between Kettle Rock and Eisenheimer Peak near Taylor Lake, Plumas National Forest. UTM 693311 E, 4448700 N, NAD83, Zone 10N. 2190 Comment
  CAS-BOT-BC84827  Artemisia cana subsp. cana W. Harnach; N. Harnach 1990-10-6 532 Plumas Sierra Valley, 100 yds west of the steel bridge on Marble Lane 1485 Comment
  CAS-BOT-BC90404  Artemisia douglasiana John Thomas Howell 1960-8-20 36284 Plumas Kelly Camp, near Drakesbad 1615 Comment
  CHSC66610  Artemisia douglasiana Vernon H. Oswald; Lowell Ahart 1996-7-15 8022 Plumas 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
  UCD148851  Artemisia douglasiana Allyson Ayalon; Lucie Jerabkova 2012-8-1 150 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC90571  Artemisia dracunculus John Thomas Howell 1977-8-11 52668 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CHSC110253  Artemisia tridentata subsp. vaseyana L. P. Janeway 2012-10-17 11079 Plumas Northern High Sierra Nevada. Plumas National Forest; along La Porte-Quincy Road 2.1 road km north of Onion Valley Creek; up-per east-facing flank of Fingerboard (Peak). 1963 Comment
  JEPS37053  Artemisia tridentata subsp. vaseyana W. L. Jepson 1939-8-14 19422 Plumas Willow Creek 1828 Comment
  CAS-BOT-BC400624  Asarum hartwegii Mrs. Jos. Clemens 1919-11-1 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC400771  Asarum lemmonii John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2393 Plumas On east side of Butterfly Valley Comment
  CHSC23317  Asarum lemmonii L. DeBuhr; C. W. Tilforth 1975-9-20 42325 Plumas Plumas National Forest: Fern Glen, Butterfly Valley Botanic Area. 1097 Comment
  RSA169467  Asarum lemmonii L. S. Rose 1963-6-3 s.n. Plumas Butterfly Valley, 2 mi SW of Keddie 1189 Comment
  CAS-BOT-BC400770  Asarum lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1946 Plumas Butterfly Botanical Area and Vicinity. Fern Glen Comment
  RSA790004  Asarum lemmonii Rudolf W. Becking 1996-6-5 35 Plumas Near Quincy, Deer Creek bridge. Comment
  CHSC82543  Asclepias cordifolia Lowell Ahart 2002-7-18 9872 Plumas Meadow, about 100 yards south of the road to Tamarack Flat, on the north side of a small branch of Fall River, about 1/8 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/4 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 1/4 miles (air) northwest of La Porte. 1709 Comment
  JEPS115789  Asclepias cordifolia Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15851 Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  CDA39803  Asclepias cordifolia T. C. Fuller 1959-7-6 2794 Plumas Highway 40 Alt., 0.2 miles north of Elephant Butte. 0 Comment
  CHSC40928  Asclepias eriocarpa K. R. Stern 1985-6-25 8279 Plumas Vicinity of Blairsden. Comment
  JEPS6282  Asclepias speciosa W. L. Jepson 1939-8-4 19340 Plumas Rock Creek; Meadow Valley 1219 Comment
  JEPS28598  Aspidotis densa George W. Gillett 1957-7-13 763 Plumas below Sifford Lakes (on direct route to Devils Kitchen); Lassen Volcanic Nat'l Park 2057 Comment
  UCR182892  Aspidotis densa G. D. Barbe, T. C. Fuller 1982-6-15 3709 Plumas On serpentine slope uphill, 0.8 mi. west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 mi. east of Red Hill Summit, Plumas National Forest 1555 Comment
  SEINET5338520  Aspidotis densa M. J. Williams 1967-8-20 s.n. Plumas Rene's Falls, above Johnsville, on Jamison Creek. 1859 Comment
  UCSB40619  Aspidotis densa Reisentz, Paul 1979-5-12 Plumas 11mi N of Injun Jim Campground on Hwy 70 Comment
  CAS-BOT-BC97458  Aster Clare B. Hardham 1985-7-31 30128 Plumas at lower end of McClellan Canyon near Doyle's Crossing Comment
  CDA13983  Aster alpigenus var. andersonii G. F. Hrusa 1996-8-2 13447 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Forming trib. of Squirrel Creek. Comment
  SEINET10971206  Aster chilensis var. medius Mary Susan Taylor 1982-8-27 Taylor 5049 Plumas T23N R16E se/nw sec 34. Chilcoot SW quad. SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. Roadside weedy area; 4900 ft. 1493 Comment
  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
  CHSC66693  Aster elatus Vernon H. Oswald; Linnea Hanson 1996-7-30 8102 B Plumas Forest Rt. 201 (Old Haun Rd.) at Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1432 Comment
  SEINET13709330  Aster occidentalis Lowell William Ahart, Lowell William Ahart 2001-1 9241 Plumas W Side of Little Last Chance Creek, Strand of Frenchman Lake (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  CAS-BOT-BC178758  Astragalus canadensis var. brevidens Gary Schoolcraft 1984-6-27 1273 Plumas 0.4 mile east of Chilccot 1524 Comment
  CAS-BOT-BC187165  Astragalus lentiginosus var. floribundus L. P. Janeway 1992-5-14 4184 Plumas Northeast side of Dotta Canyon 1.2 mi northwest of Dotta Neck along road (24N23) on northeast side of the canyon 1706 Comment
  SEINET5324495  Astragalus pulsiferae var. pulsiferae W. Harnach, N. Harnach 1989-6-29 207 Plumas Beckwourth Pass on the N side of hwy 70 1539 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
  SEINET10452236  Astragalus purshii Mary Susan Taylor 1981-5-10 Taylor 3681 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  CAS-BOT-BC200860  Astragalus webberi Mary Strong Clemens 1920-9-1 s.n. Plumas Taylorsville Comment
  UC1601986  Astragalus webberi Lemmon 1875-1 Plumas Indian Valley ne part Sierra Nevada, Indian Valley (northeastern part of the Sierra Nevada) Comment
  SEINET10452240  Astragalus webberi Mary Susan Taylor 1982-6-14 Taylor 4671 Plumas T26N R9E se sec 34. Greenville SW quad. E side of Hwy 89, ca. 1 mi n of Indian Falls. 3400 ft. 1036 Comment
  CDA26761  Astragalus whitneyi G. D. Barbe 1982-6-9 3665 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  CHSC20738  Asyneuma prenanthoides K. R. Stern 1975-7-24 5871 Plumas E shore of Lake Almanor. 1371 Comment
  RSA0035343  Athyrium filix-femina subsp. cyclosorum Lowell Ahart 2012-9-5 18432 Plumas About 200 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. 1889 Comment
  HSC103918  Athyrium filix-femina var. cyclosorum L. Ahart 2012-9-5 18432 Plumas About 8.5 mi. (air) NE of La Porte, ~.75 mi (air) SW of Pilot Peak; ~200 yds. E of the County Road where it crosses the South Fork of the Feather River 1890 Comment
  CAS-BOT-BC66090  Athyrium filix-femina var. cyclosorum John Thomas Howell 1960-7-21 35796 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC66092  Athyrium filix-femina var. cyclosorum John Thomas Howell 1960-7-21 35851 Plumas nw. of Willow Lake 1676 Comment
  SD9781  Athyrium filix-femina var. cyclosorum Daniel Cleveland 1882-7-26 Plumas Big Spring, Big Meadow Comment
  SEINET5338586  Athyrium filix-femina var. cyclosorum M. J. Williams 1967-8-20 1195 Plumas Above Johnsville, near Rene's Falls 1829 Comment
  CAS-BOT-BC66241  Azolla mexicana John Thomas Howell 1959-9-21 34825 Plumas Crescent Mills 1066 Comment
  CAS-BOT-BC66243  Azolla mexicana John Thomas Howell 1961-9-23 36859 Plumas Indian Valley 1082 Comment
  CHSC81592  Azolla mexicana Lowell Ahart 2001-10-8 9326 Plumas On still waters of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  SEINET7712043  Bahia lanata Unknown Plumas Black Hawk Creek Comment
  CAS-BOT-BC106456  Balsamorhiza hookeri Helen MacGavin 1974-1-1 s.n. Plumas Portola - Sierra Nevada Comment
  SEINET7239799 Image available Balsamorhiza hookeri var. neglecta D. L. Cooney 1941-4-11 C- 7 Plumas 4 mi. W. of Vinton, along highway slope 1524 Comment
  SEINET10474459  Balsamorhiza sagittata Mary Susan Taylor 1982-5-7 Taylor 4419 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  SEINET7239844 Image available Balsamorhiza sagittata D. L. Neal 1960-5-7 s.n. Plumas Near HWY 395, about 5 miles south of Doyle 1463 Comment
  CAS-BOT-BC16570  Barbarea orthoceras Mrs. H. C. Cantelow 1940-5-11 3753 Plumas Meadow Valley Creek Ford. Comment
  CAS-BOT-BC16572  Barbarea orthoceras Mary Strong Clemens 1920-5-31 s.n. Plumas Greenville. Comment
  JEPS113521  Barbarea orthoceras Lowell Ahart, John Dittes 2007-6-16 14129 Plumas On damp soil, meadow, along a small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CAS-BOT-BC145813  Beckmannia syzigachne John Thomas Howell 1961-9-23 36848 Plumas Sierra Nevada. Indian Valley. 1082 Comment
  POM199252  Beckmannia syzigachne H. S. Yates 1912-7-5 s.n. Plumas Charles Creek, Portola. 1524 Comment
  UC1586440  Betula glandulosa Vernon H. Oswald and Lowell Ahart 1991-7-30 4790 Plumas w side of valley ca 6 mi (air) ene Humbug Summit (ca 12 mi (air) s of Chester, within fenced marshy enclosure at springs); Humbug Valley, Big Spring 1310 Comment
  CAS-BOT-BC102076  Bidens cernua John Thomas Howell 1951-8-20 28204 Plumas Indian Valley 1066 Comment
  RSA246636  Bidens cernua R. F. Thorne 1972-9-20 42311 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  SD7878  Bistorta bistortoides Mrs. R. M. Austin 1880-1 Plumas Big Meadows 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
  UC118057  Boechera lemmonii Mrs. R. M. Austin Aug 1882 Plumas Lassen Peak Comment
  SD46545  Boechera lyallii Robert J. Weatherby 1955-6-26 1553 Plumas Lakes Basin Area 2195 Comment
  CAS-BOT-BC14081  Boechera pauciflora John Thomas Howell 1960-7-19 35637 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC10726  Boechera pendulocarpa Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  CHSC72306  Boechera pinetorum L. P. Janeway; Glenn Clifton 1998-7-9 5734 Plumas Thompson Peak, just east of the fire lookout tower and near the top. 2331 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
  CAS-BOT-BC14469  Boechera platysperma John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54268 Plumas Sierra Nevada. Rocky summit ridge, Mount Hough. 2203 Comment
  SEINET12627117 Image available Boechera retrofracta Martin Schilling 2013-1 MS 163 Plumas Little Volcano, 5.6 air miles S of Quincy, 270 ft S of Little Volcano, 160 ft NW of Limestone Point, on rocky S-facing slope 1728 Comment
  CAS-BOT-BC25717  Boechera sparsiflora Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1967 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  SEINET11709137  Botrychium multifidum R. M. Austin 1878-1 s.n. Plumas no further locality Comment
  SEINET5323260  Botrychium multifidum J. T. Howell 1963-6-3 39397 Plumas Butterfly Valley. 1036 Comment
  UC1609397  Botrychium simplex Vernon H. Oswald and Lowell Ahart 1993-8-3 5768 Plumas ca. 9 mi (air) n Lake Almanor (unnamed lake ca. 0.25 mi e of Hay Meadow, n end 30N25, sw corner of lake); s edge Caribou Wilderness 1926 Comment
  CHSC61381  Botrychium simplex var. compositum Vernon H. Oswald; Lowell Ahart 1993-8-11 5786 Plumas Lassen Volcanic National Park. Little Willow Lake located on the S edge of Lassen Volcanic National Park. 1839 Comment
  CHSC82551  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9863 Plumas Meadow, about 40 yards south of the road to Tamarack Flat, on the north side of a small branch of Fall River, about 1/8 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1714 Comment
  UC1127176  Boykinia major G. T. Nordstrom 1934-7-2 173 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. Comment
  CAS-BOT-BC417624  Boykinia major Paul F. Covel 1937-7-20 793 Plumas Highway pass east Buck's Comment
  CHSC61414  Brasenia schreberi Vernon H. Oswald; Lowell Ahart 1993-8-11 5782 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. 1767 Comment
  JEPS102470  Brasenia schreberi Lowell Ahart 2001-10-16 9387 Plumas Round Valley Reservoir, plants collected near north shore and west of the dam, just below the road, about 2 1/2 miles SW of Greenville. 1365 Comment
  CAS-BOT-BC106232  Brickellia californica John Thomas Howell 1959-9-21 34774 Plumas Dry rocky river bench, N. Fk. Feather River near Belden 701 Comment
  JEPS102631  Brickellia greenei Lowell Ahart 2001-7-17 8931 Plumas Outcrops, on the SE side of a logging road, SE of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC484591  Brodiaea purdyi Robert J. Weatherby 1955-7-15 1642 Plumas Quincy Rnager Station, USFS, Quincy 1066 Comment
  RSA699968  Bromus L. Ahart 2004-7-27 11320 Plumas On the west side of the dirt road ( Forest Road 10), near the Pacific Crest Trail, on the Bunker Hill Ridge, about 1 1 /8 miles (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte 2100 Comment
  POM198315  Bromus briziformis H. S. Yates 1913-7-20 s.n. Plumas Massack Comment
  SEINET13710270  Bromus carinatus Lowell William Ahart, Lowell William Ahart 2001-1 8999 Plumas E of Small Branch of Butt Creek, 2.5 Air Mi. N of Humboldt Summit (T27N, R5E, sec 20, NW 1/4) 6000 Ft. 1829 Comment
  JEPS102463  Bromus carinatus var. carinatus Lowell Ahart 2001-7-23 8999 Plumas On the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  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-BC148710  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35929 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC148719  Bromus carinatus var. marginatus John Thomas Howell 1967-6-23 42674 Plumas Sierra Nevada. Canon of Butterfly Creek. 1036 Comment
  CHSC53226  Bromus carinatus var. marginatus L. P. Janeway 1989-6-20 3349 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley. 1691 Comment
  CDA13941  Bromus ciliatus G. F. Hrusa 1997-6-26 13879 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
  CHSC88193  Bromus ciliatus Lowell Ahart 2004-7-27 11318 Plumas On the east side of the dirt road (Forest Road 10), about 100 yards northeast of the bridge across Hopkins Creek, about 1 1/4 miles (air) southwest of Blue Nose Mountain, about 9 3/4 miles (air) northeast of La Porte. 1711 Comment
  CAS-BOT-BC155800  Bromus diandrus Javier Penalosa 1962-6-19 2504 Plumas Highway 40-89, +-6.2 miles east of Quincy. 1097 Comment
  CAS-BOT-BC155052  Bromus hordeaceus John Thomas Howell 1961-6-21 36666 A Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC155058  Bromus hordeaceus John Thomas Howell 1963-6-3 39388 Plumas Sierra Nevada. Quincy. 1036 Comment
  JEPS45881  Bromus hordeaceus L. S. Smith 1925-4-29 1559 Plumas Tahoe National Forest, s slope of Grizzley Ridge Grizzley Ridge; Tahoe National Forest, Grizzley Ridge 975 Comment
  CDA43468  Bromus inermis Willo Vieira 2015-6-18 PDR# 320 P06131726 Plumas Greenville; 4960A Diamond Mountain Road, Defanit Ranch. 0 Comment
  CDA14045  Bromus inermis subsp. inermis G. F. Hrusa, T. D. Wilfred 1996-8-1 13417 Plumas Sierra Nevada; Forested, S-facing slopes, logged in past, ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Large rhizomatous colony on old log landing. Light shade to full sun. Culms to 4 ft. Comment
  OBI2915  Bromus japonicus Lewis S. Rose 1968-6-10 68087 Plumas Quincy 1036 Comment
  CHSC91915  Bromus orcuttianus Lowell Ahart; Josephine Guardino 2005-8-9 12268 Plumas Meadow near forest edge, 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
  SEINET4404263  Bromus racemosus W. Harnach, N. Harnach 1991-6-21 563 Plumas Sierra Valley, next to railroad bridge east of Co. Rd. A-23, just S of Beckwourth 573 Comment
  CDA12088  Bromus tectorum G. F. Hrusa, G. L. Webster 1989-5-1 7021 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  RSA641467  Bromus tectorum Michael A. Vincent 1999-6-8 8569 Plumas Plumas National Norest, Milford Ranger District. Squaw Valley. Valley floor around junction of FS Rt. 70 and FS 01. T25N R14E sect. 27. Comment
  JEPS102744 Image available Bromus vulgaris Lowell Ahart 2001-7-19 8949 Plumas On the sides of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  CHSC112575  Calandrinia ciliata B. Castro; L. P. Janeway 2007-6-7 1629 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. Just W of channel of Thompson Creek, downstream of small rock dam, ca 300 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  CHSC81142  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 northeast of Chester. 1371 Comment
  CHSC81358  Callitriche hermaphroditica Lowell Ahart 2001-9-18 9281 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  CHSC53582  Callitriche verna L. P. Janeway 1989-7-25 3524 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. In drainage channel. 1737 Comment
  SEINET10531064  Calocedrus decurrens Mary Susan Taylor 1974-7-3 Taylor 302 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CAS-BOT-BC487765  Calochortus coeruleus W. W. Wagner 1919-5-25 261 Plumas Massack Creek 1432 Comment
  JEPS61668  Calochortus leichtlinii Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2072 Comment
  UCD139521  Calochortus leichtlinii J. M. Tucker 1948-7-24 1722 Plumas near road from Cascade to Camel Peak. 1615 Comment
  CAS-BOT-BC491834  Calochortus leichtlinii John Thomas Howell 1962-6-18 37768 Plumas Sirra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC491837  Calochortus leichtlinii Clarence R. Quick 1952-6-29 52 -70 Plumas Summit of road between Belden and Humbug Valley 1486 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-BC483474  Calochortus minimus Marion Ownbey; Ruth P. Ownbey 1938-7-14 1740 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor Comment
  CAS-BOT-BC483477  Calochortus minimus Elmer I. Applegate 1929-6-20 5762 Plumas Warner valley below Drakesbad, Mt. Lassen region Comment
  UCD139550  Calochortus minimus W. R. Powell 1968-7-2 1598 Plumas along road around southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  CAS-BOT-BC493425  Calochortus nudus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1914 Plumas Darlingtonia bog 1127 Comment
  PASA532  Calochortus nudus Margaret Stason 1932-6-22 Plumas Near Drakesba,d Lassen National Park Comment
  RSA293418  Calycadenia truncata subsp. truncata Reino Alava 1957-7-7 1210 Plumas Along the road, 16.5 miles southwest of Tobin, on Hwy; Featherwater River Canyon 12 Comment
  CAS-BOT-BC90964  Calycanthus occidentalis John Thomas Howell 1951-8-19 28172 Plumas Sierra Nevada. 3 miles east of Rich Bar. 853 Comment
  RSA0051508  Calycanthus occidentalis Jim R. Shevock 1972-5-19 1788 Plumas Feather River Canyon, Highway 70. 609 Comment
  UC852128  Calyptridium monospermum A. A. Heller 1938-5-30 15132 Plumas near Bucks Creek Powerhouse; Feather River; Feather River, near Bucks Creek power house, Plumas Co. 609 Comment
  SEINET198561  Calyptridium umbellatum H. K. Sharsmith 1955-6-28 4527 Plumas E Branch of N Fork of Feather River near Pulga 610 Comment
  UC1075708  Calyptridium umbellatum Robert J. Weatherby 1955-6-22 1540 Plumas Spanish Peak 2133 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
  CHSC70247  Calystegia occidentalis subsp. occidentalis B. Castro; R. Fallscheer 1989-8-7 358 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. 1752 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
  UCD138392  Camassia quamash subsp. breviflora Dr. Stuart Date Unknown 2156 Plumas Barngrover Ranch. Comment
  CAS-BOT-BC160838  Camissonia tanacetifolia subsp. quadriperforata Alice Eastwood 1927-6-27 14873 Plumas Chilcott, United States Forest Reserve Comment
  CAS-BOT-BC160889  Camissonia tanacetifolia subsp. tanacetifolia A. A. Heller; P. B. Kennedy 1907-7-4 8733 Plumas Meadow two miles south of Red Clover Valley Comment
  RSA755687  Campanula prenanthoides L. Ahart, John Dittes 2009-7-15 16094 Plumas Under the power line on the south side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  POM67173  Campanula prenanthoides Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. 915 Comment
  SEINET10463011  Campanula prenanthoides Stern 1975-7-24 STERN 5872 Plumas East shore of Lake Almanor 1372 Comment
  SEINET10972396  Campanula prenanthoides Walter Knight, Irja Knight; John Thomas Howell 1966-7-26 Knight 1615 Plumas Along roadside near Fern Glen 1113 Comment
  SEINET215292 Image available Campanula prenanthoides James I Mallory 1969-8-21 349 Plumas Plumas National Forest ; 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of LaPorte. 1524 Comment
  JEPS106056  Cardamine breweri var. breweri Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11065 Plumas On the margins of a very small stream, in a large meadow, on the south side of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote 1796 Comment
  JEPS96903  Cardamine californica Dean Wm. Taylor and Glenn L. Clifton 1997-4-9 15943 Plumas Feather River Canyon; Hwy 70 2 road miles W of bridge over the river at Pulga; Plumas National Forest 579 Comment
  CHSC87635  Cardamine nuttallii var. covilleana Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10930 Plumas Along Rinehart Creek, southwest slope of Grizzly Peak, about 1 1/4 miles (air) west of Grizzly Peak, about 8 1/4 miles (air) northeast of Quincy. 1955 Comment
  CAS-BOT-BC38090  Cardamine pachystigma Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1788 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 1036 Comment
  CAS-BOT-BC38119  Cardamine pensylvanica Alice Eastwood 1927-6-17 14664 Plumas Long Valley. Near Greenville. Comment
  SBBG30563  Carex D. Myrick 1968-6-19 1953 A Plumas Hwy 89 W of Lake Almanor 1371 Comment
  CAS-BOT-BC18359  Carex John Thomas Howell 1951-6-26 27535 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  UCD20957  Carex E. Bortiri 2002-6-1 WFC 5 Plumas Faggs Pond, South of Bucks Lake, Plumas NF, Plumas Co. Comment
  CHSC103132  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16111 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC113838  Carex abrupta Lowell Ahart 2014-8-31 19832 Plumas On the east side of Black Rock Creek. about 300 yards south of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4-1/2 miles (air) northwest of La Porte. 1536 Comment
  JEPS115894  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16141 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CAS-BOT-BC17839  Carex amplifolia John Thomas Howell 1976-7-15 51874 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 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
  CHSC50434  Carex angustata Vernon Oswald 1990-6-22 4315 Plumas Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. 9 mi (air) northwest of Chester. 1767 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
  CHSC20768  Carex athrostachya K. R. Stern 1975-7-23 5867 Plumas w shore of Lake Almanor. 1371 Comment
  CHSC92298  Carex athrostachya Lowell Ahart; Josephine Guardino 2005-8-9 12254 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
  JEPS113803  Carex athrostachya Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14031 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  SJSU7489  Carex athrostachya Lewis S. Rose 1968-6-10 68094 Plumas Quincy 1036 Comment
  UCD108032  Carex athrostachya Tim Kuhn 2006-7-11 72 Plumas on Plumas NF forest service road 107407. Comment
  CAS-BOT-BC19132  Carex aurea John Thomas Howell 1951-6-27 27616 Plumas Sierra Nevad. Jamison Creek. 1828 Comment
  CHSC43004  Carex aurea L. P. Janeway; B. Castro 1987-7-17 2487 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. 1584 Comment
  CAS-BOT-BC19130  Carex aurea Clarence Roy Quick 1965-7-23 65 -21 Plumas Sierran Nevada. 3-4 miles south of west end of Humbug Valley. Above Cottonwood Creek Crossing. Comment
  CHSC102599  Carex bolanderi L. P. Janeway; B. Castro 2009-7-18 9864 Plumas Northern High Sierra Nevada. Lower end of Rock Island Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road. 1526 Comment
  RSA102722  Carex bolanderi L. S. Rose 1939-6-8 39271 a Plumas S end of Lake Almanor. 1372 Comment
  CAS-BOT-BC19633  Carex brainerdii John Thomas Howell 1951-6-28 27726 Plumas Eureka Lake. 1889 Comment
  CDA17780  Carex brainerdii G. D. Barbe, T. C. Fuller 1982-6-15 3694 Plumas Plumas National Forest; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CAS-BOT-BC19631  Carex brainerdii Hans Leschke 1957-7-13 758 Plumas Lassen Volcanic National Park. Below Sifford Lakes at head of Drakesbad Valley. 2057 Comment
  CAS-BOT-BC19641  Carex brainerdii L. P. Janeway 1990-7-3 3759 Plumas Plumas National Forest. Beckwourth Ranger District. 1874 Comment
  CHSC85981  Carex canescens L. P. Janeway 2003-7-19 7904 Plumas High Cascade Range. South edge of marsh at southeast end of Willow Lake. 1656 Comment
  CHSC54422  Carex capitata Vernon H. Oswald 1991-7-17 4752 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. On the north and west borders of the lake. 1828 Comment
  SEINET7556168 Image available Carex cusickii L. P. Janeway 2003-7-19 7905 Plumas Mt. Harkness 7.5' Quad. High Cascade Range. 1656 Comment
  CHSC115917  Carex cusickii Sara M. Taylor; Scott Batiuk 2012-7-31 54 Plumas Plumas National Forest. Maples Flat. Follow signs from Bucks Lake Rd to Smith Lake (via Snake Lake). Take left (west) onto 25N20.Continue west onto 25N57, left onto 25N59 (fen is ~800 m west of Drosera Pond). UTM zone 10, 4428172 N, 659702 E. 1573 Comment
  JEPS114930  Carex deweyana subsp. leptopoda Lowell Ahart 2008-7-16 15082 Plumas Forest floor, in a small seep, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of 1597 Comment
  RSA121761  Carex douglasii E. Sawyer 1935-7-12 286 Plumas 3 1/2 miles E of Beckwith Butte. 1494 Comment
  CAS-BOT-BC20089  Carex echinata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1499 Plumas Butterfly Botanical Area and Vicinity. Along road at Fern Glen. 1097 Comment
  CHSC110456  Carex echinata subsp. echinata L. P. Janeway 2013-6-2 11124 Plumas Northern High Sierra Nevadda. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  CHSC21227  Carex echinata subsp. echinata F. T. Griggs; A. Pass 1975-8-7 312 Plumas Buck's Lake Forest Service Survey. Comment
  RSA189384B  Carex echinata subsp. echinata L. S. Rose 1967-6-12 67112 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  CAS-BOT-BC20112  Carex feta John Thomas Howell 1976-7-15 51851 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 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
  JEPS115927  Carex feta Lowell Ahart, John Dittes 2009-7-27 16186 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
  SEINET7590140 Image available Carex fracta John Thomas Howell 1960-7-19 35676 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CHSC60160  Carex geyeri L. P. Janeway 1992-6-9 4225 Plumas Plumas National Forest. Northeast side of Grizzly Ridge between Joseph Creek and Cascade Creek; ca .8 mi southwest of Little Grizzly Creek. 1897 Comment
  SD130383  Carex hassei John Thomas Howell 1962-6-16 37641 Plumas Sierra Nevada, Feather River North Fork on road to Caribou 730 Comment
  CHSC55556  Carex heteroneura var. heteroneura L. P. Janeway 1990-6-27 3733 Plumas Plumas National Forest. Headwaters of Joseph Creek on northeast side of Grizzly Ridge. 2103 Comment
  CHSC63483  Carex heteroneura var. heteroneura Lowell Ahart 1994-7-22 7503 Plumas On the south side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. Near county line with Sierra County. 1981 Comment
  CAS-BOT-BC28078  Carex hoodii Clare B. Hardham 1978-8-11 21781 Plumas In volcanic area about 5 mi SE of Thompson Peak, north slope. Comment
  UCSB63563  Carex hoodii Jokerst, James 1985-6-10 Plumas Indian Creek Small Hydro Survey; adjacent to Indian Creek 400 m. S of Hwy. 70; ca. 2 mi. SW of Crescent: T26N R9E SW1/4 Sect. 25 Comment
  SEINET4292190 Image available Carex integra Unknown 1995-1 4873 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. Dogwood Peak quad. Comment
  CHSC63292  Carex jonesii Lowell Ahart 1994-6-15 7341 Plumas About 200 yards east of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  CHSC62166  Carex laeviculmis L. P. Janeway 1993-8-14 4527 Plumas Plumas National Forest. Along Road 24N29Y, ca 0.2 mi north of Haskins Creek and ca 1/6 mi southeast of Bucks Lake. 1691 Comment
  CHSC46995  Carex lemmonii L. P. Janeway 1989-8-4 3557 Plumas Plumas National Forest. East side of Eureka Ridge near headwaters of a southern fork of Bear Cr. 1767 Comment
  JEPS115935  Carex lemmonii Lowell Ahart, John Dittes 2009-7-13 16032 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
  SD130941  Carex lemmonii L. S. Rose 1967-6-10 67149 Plumas Sierra Nevada; Butterfly Valley. 1096 Comment
  SD71003  Carex lemmonii John Thomas Howell 1960-7-23 35946 Plumas Lassen Volcanic National Park; Drakesbad; meadow near soda spring. 1676 Comment
  CDA14003  Carex lenticularis G. F. Hrusa, T. D. Wilfred 1997-6-26 13920 Plumas Sierra Nevada; About Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CHSC40412  Carex lenticularis var. lipocarpa Lowell Ahart 1985-7-3 5101 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. 1584 Comment
  SEINET7564689 Image available Carex lenticularis var. lipocarpa John Thomas Howell 1951-6-28 27733 Plumas Eureka Lake. Comment
  JEPS91024  Carex limosa Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11438 Plumas Cascade Mountains, Lassen National Park, Little Willow Creek Little Willow Creek; Cascade Mountains, Lassen Nat'l Park, Little Willow Creek 1874 Comment
  CHSC96053  Carex luzulifolia L. P. Janeway; B. Castro 2006-9-9 8883 Plumas High Cascade Range. About 200 m east of Jedidian Colter Lake (between Blue Lake and North Arm Rice Creek). Broad flat meadow informally named Sheeba's Meadow. 1969 Comment
  CHSC110472  Carex luzulina L. P. Janeway 2013-6-2 11123 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  JEPS125846  Carex microptera Dean W. Taylor 2001-8-1 17860 Plumas Spring at N base of Pilot Peak, ca 10 air miles S of Quincy, along Forest Road 22N84X about 0.2 miles N of the Pilot Mine site. Comment
  CAS-BOT-BC32067  Carex multicaulis Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1799 Plumas Butterfly Canyon. Butterfly Botanical Area and Vicinity. 990 Comment
  CHSC96041  Carex multicostata L. P. Janeway; B. Castro 2006-9-9 8882 Plumas High Cascade Range. About 100 m east of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek). 1975 Comment
  CAS-BOT-BC119854  Carex nebrascensis John Thomas Howell 1960-7-22 35881 Plumas Wet meadow, Drakesbad 1828 Comment
  CAS-BOT-BC119860  Carex nebrascensis D. H. Esplin; R. K. Gierisch 1968-10-3 8 Plumas Crocker guard Sta, horse pasture. 1737 Comment
  CAS-BOT-BC119861  Carex nebrascensis M. S. Taylor 1982-6-14 4658 Plumas Antelope Lake quad. In wet Pioneer Meadow, E side of Antelope Lake, 1536 Comment
  CHSC47010  Carex nervina L. P. Janeway 1989-8-4 3555 Plumas Plumas National Forest. East side of Eureka Ridge near headwater springs of Bear Cr. 1889 Comment
  CHSC84727  Carex nudata L. P. Janeway 2003-5-17 7789 Plumas Northern High Sierra Nevada. Along northwest edge of North Fork Feather River just below the mouth of Chambers Creek. 613 Comment
  CDA33122  Carex nudata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3313 Plumas 2.8 miles north-northeast of the Engle Mine town-site on the Diamond Mountain Road, between the road and Lights Creek. Comment
  CAS-BOT-BC320474  Carex pachycarpa Peter F. Zika 2013-6-28 26288 Plumas Near trailhead to Frazier Falls, FS Road 501, 4.2 road miles S of junction with Route 24, 2.0 air km WNW of Mills Peak; northern High Sierra Nevada (n SNH) 1885 Comment
  CHSC101954  Carex pellita Lowell Ahart; John Dittes 2009-7-27 16187 Plumas On dry soil, about 20 yards north of the poor dirt road, on the norht side of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 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
  CHSC66646  Carex pellita Vernon H. Oswald; Lowell Ahart 1996-7-15 8045 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. 1371 Comment
  JEPS63504  Carex pellita W. L. Jepson 1939-8-14 19417 Plumas Willow Creek 1828 Comment
  CHSC35944  Carex praegracilis M. S. Taylor 1982-6-14 4657 Plumas In wet Poineery Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 1536 Comment
  SEINET10708777  Carex praegracilis Mary Susan Taylor 1982-6-14 Taylor 4657 Plumas T27N R12E sw1/4 nw1/4 sec. 12. Antelope Lake Quad. In wet Pioneer Meadow, e side of Antelope Lake, 12 mi ne of Taylorsvile. With Carex nebraskensis, Polygonum bistortoides. 1536 Comment
  UCD108012  Carex raynoldsii Tim Kuhn 2006-7-10 61 Plumas on Plumas NF forest service road 107407. Comment
  CHSC47350  Carex rossii L. P. Janeway 1989-6-9 3275 Plumas Plumas National Forest. Southwest side of Red Clover Valley. 1691 Comment
  CAS-BOT-BC117898  Carex scabriuscula John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54148 Plumas 2.65 miles W of Round Valley Reservoir dam. 1569 Comment
  CHSC81928  Carex scabriuscula Samantha Hillaire 2001-10-29 299 B 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
  CAS-BOT-BC117743  Carex simulata Mrs. H. C. Cantelow 1938-7-4 2274 Plumas Meadow at Drakesbad. Comment
  CHSC107909  Carex specifica L. P. Janeway 2011-8-23 10668 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.7 road km east of Road 22N60; 2.4 air km east-northeast of the northeast corner of Little Grassy Valley Reservoir. Small grassy openings in north-facing slopes. 1719 Comment
  CHSC34540  Carex specifica J. D. Jokerst; R. A. Schlising 1981-8-1 1453 B Plumas Just north of Butte County line, seep at headwaters of Upper Scotts John Cr. S of saddle between Humboldt Peak and Eagle Rock. Comment
  SEINET7575696 Image available Carex spectabilis L. P. Janeway 2003-9-20 7999 Plumas Gold Lake 7.5' quad, Northern High Sierra Nevada, in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake, northeast side of Sierra Nevada Crest, Lakes Basin Recreation Area. 2115 Comment
  JEPS49039  Carex spectabilis Leland S. Smith 1927-8-10 2167 Plumas above Gold Lake, w end; Tahoe National Forest 2194 Comment
  OBI22658  Carex stipata Lewis S. Rose 1967-7-9 67144 Plumas Quincy 1036 Comment
  SEINET6225244  Carex stipata L. S. Rose 1967-1 67144 Plumas Quincy. Comment
  UCD140890  Carex stipata var. stipata Lewis S. Rose 1967-7-9 67144 Plumas Quincy. 1036 Comment
  CAS-BOT-BC114998  Carex subfusca John Thomas Howell 1960-7-18 35565 Plumas Meadow, Drakesbad. 1828 Comment
  CHSC102434  Carex subfusca L. P. Janeway; B. Castro 2009-7-12 9853 Plumas Northern High Sierra Nevada. Lower Thompson Valley 2.0 km north of Red Clover Creek. 1670 Comment
  CHSC53553  Carex subfusca L. P. Janeway 1990-6-15 3718 Plumas Plumas National Forest. Along Rattlesnake Creek, 2.1 mi (along the creek) north of Hwy 70/89; off of the north side of Long Valley. 1524 Comment
  CHSC92205  Carex subfusca Lowell Ahart; Josephine Guardino 2005-8-9 12264 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
  CAS-BOT-BC114992  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54313 Plumas Near Englemine on Diamond Mt. Road NE of Taylorsville. 1219 Comment
  SEINET10750067  Carex subfusca Lawrence P. Janeway, James Battagin; Rob Russell Janeway 4490 Plumas Mt. Ingalls quad. T24N, R12E, NE1/4 of SW1/4 of sec. 7. Along Dolly Creek at upper portion of the Walker Mine tailings. Very open, in white fir dominated mixed conifer forest with lodgepole pine. With Scirpus microcarpus, etc. Comment
  CAS-BOT-BC115416  Carex utriculata Mrs. H. C. Cantelow 1938-7-4 2271 Plumas Meadow at Drakesbad. Comment
  CHSC78731  Carex vesicaria L. P. Janeway 2000-7-7 6898 Plumas Northern High Sierra Nevada. Marsh on west side of Smith Lake - enlarged by beaver activity. 1247 Comment
  CHSC96313  Carex vesicaria L. P. Janeway; B. Castro 2006-9-9 8880 Plumas High Cascade Range. West shore of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek). On soggy bench around the lake about 7 dm below the high water line. 1981 Comment
  SEINET7579974 Image available Carex vesicaria Unknown 2003-9-6 7977 Plumas Red Cinder 7.5' quad, High Cascade Range, along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Red Cinder 7.5' quad. 2057 Comment
  CAS-BOT-BC115051  Carex vesicaria Hans Leschke 1960-8-5 1686 Plumas Little Bear Lake, Lassen Volcanic National Park. 2057 Comment
  CAS-BOT-BC115152  Carex vesicaria Lowell Ahart 1980-10-6 2661 Plumas Lake, 1/2 mi W of Fowler Pk. 1700 Comment
  CAS-BOT-BC114934  Carex whitneyi John Thomas Howell 1977-6-20 52407 Plumas On the peninsula of Lake Almanor. 1371 Comment
  CHSC87129  Carex whitneyi L. P. Janeway 2001-6-15 7181 Plumas High Cascade Range. East side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  JEPS117657  Carex whitneyi Lowell Ahart 2010-7-27 16929 Plumas About 150 yards west of the South Fork of the Feather River, west side of Forest Road 22N68, about 1/4 mile southwest of the Feather Fork Mine, about 1 1/2 miles (air) northeast of Little Grass Valley Reservoir 1575 Comment
  CDA18693  Castilleja applegatei G. D. Barbe, T. C. Fuller 1982-6-15 3700 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CAS-BOT-BC249714  Castilleja applegatei subsp. pinetorum Thomas H. Kearney 1944-8-14 139 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC249717  Castilleja applegatei subsp. pinetorum Milo S. Baker 1926-9-2 335 b-'26 Plumas Lee's Camp Comment
  CAS-BOT-BC249734  Castilleja applegatei subsp. pinetorum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l Park Comment
  CAS-BOT-BC249737  Castilleja applegatei subsp. pinetorum C. R. Quick 1945-7-20 45 -69 Plumas Lava Cap along Rock Creek S.E. of Meadow Valley Comment
  JEPS115168  Castilleja applegatei subsp. pinetorum Lowell Ahart, John Dittes 2009-7-15 16095 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  JEPS123944  Castilleja applegatei subsp. pinetorum Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20415 Plumas Next to Forest Service Road 29N18, 2.68 air miles northeast of Morgan Mt., 3.94 air miles west-southwest of Sifford Mt., 6.85 air miles south-southeast of Lassen Peak. Comment
  JEPS81445  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-5-25 4538 Plumas ca 2 air mi sw Sloat (4.4 mi w of Lee Summit, s side Fells Creek Rd (23N22)); Spring Garden Quad. 1310 Comment
  SBBG128287  Castilleja applegatei subsp. pinetorum L. Ahart, J. Dittes 2009-7-15 16095 Plumas under the power line, on the S side of Forest Service Rd 26N22, ca. 2.3 mi SE of Butt Valley Reservoir Dam 1517 Comment
  SBBG6731  Castilleja applegatei subsp. pinetorum A. A. Heller, P. B. Kennedy 1907-8-15 8840 Plumas Plumas County [no specific locality] Comment
  CHSC52832  Castilleja arachnoidea Rimo Bacigalupi; Aldo Bacigalupi 1952-8-19 3951 Plumas On slopes to the east of Long Lake. 2042 Comment
  CHSC63474  Castilleja arachnoidea Lowell Ahart 1994-7-20 7479 Plumas North of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  JEPS100466  Castilleja arachnoidea Dean W. Taylor 2001-6-28 17821 Plumas Diamond Mountains, Snow Lake (ca. 2 air miles east of Frenchman Lake), growing on the edge of Forest Road 24N44 1859 Comment
  JEPS95559  Castilleja arachnoidea Lowell Ahart 1994-7-7 7471 Plumas N side of Pacific Crest Trail, 1 mi W of Pilot Peak, about 1/4 mi E of Quincy--La Porte Road 1950 Comment
  SEINET10964338  Castilleja chromosa Mary Susan Taylor 1982-7-12 Taylor 4822 Plumas T22N R11E nw/ne sec 33. Sierra City NW quad. On rock outcrops on n side of Rd 507, 3.7 mi sw of Johnsville, 1.7 mi w of Jamison Creek Campground. 6000 ft. 1829 Comment
  CHSC20833  Castilleja lacera K. R. Stern 1975-7-23 5817 Plumas NW shore of Lake Almanor. 1371 Comment
  UC155238  Castilleja lacera Katharine Brandegee 1911-7-30 Plumas Portola Comment
  CAS-BOT-BC254073  Castilleja miniata Rimo Bacigalupi 1927-7-12 1732 Plumas along Little Grey Eagle Creek near Lakes Center Camp, Gold Lake Region 1981 Comment
  SEINET10832395  Castilleja miniata Mary Susan Taylor 1981-8-20 Taylor 4231 Plumas California: T27N R8E sw1/4 of sw1/4 sec 36. Almanor NE quad. S side of Fox Road (27N92) at jct with creek, ca. 2 mi SE of Canyon Dam. Plumas County. 5000 ft. 1524 Comment
  JEPS8019  Castilleja miniata Rimo Bacigalupi with Lawrence R. Heckard 1951-8-7 3478 Plumas 4.5 mi e of and below Drakesbad Resort (in Warner Creek Canyon); Warner Creek Canyon 1584 Comment
  CDA14674  Castilleja miniata subsp. miniata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3117 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  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
  JEPS122117  Castilleja miniata subsp. miniata Lowell Ahart 2014-8-24 19758 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
  JEPS124140  Castilleja miniata subsp. miniata Lowell Ahart, John Deurloo 2015-8-25 20523 Plumas About 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. Comment
  CHSC34748  Castilleja peirsonii M. S. Taylor 1981-9-10 4271 Plumas Head of Bullfron Ravine, above seep, ca. 3 mi w of Indian Falls. 1737 Comment
  CAS-BOT-BC241040  Castilleja pilosa Robert J. Weatherby 1950-8-11 1509 Plumas Trail to Long Lake boathouse, Lakes Basin Area 1981 Comment
  CAS-BOT-BC241041  Castilleja pilosa M. S. Taylor 1982-5-28 4558 Plumas Squaw Valley at jct of 26N70 and 28N10, ca. 16 mi s of Milford 1706 Comment
  CHSC77233  Castilleja pilosa G. Schoolcraft 1992-5-27 2240 Plumas About 2 miles s. of Vinton. 1554 Comment
  JEPS81473  Castilleja tenuis M. S. Taylor 1982-7-14 4829 Plumas ca 4 mi w Greenville (in Long Valley, near junction of 27N92 and 26N18); Almanor NE Quad., Long Valley 1676 Comment
  CAS-BOT-BC47969  Ceanothus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54375 Plumas Sierra Nevada - 0.75 miles northeast of Buck's Summiet on road to Quincy 1600 Comment
  CHSC96738  Ceanothus arcuatus L. P. Janeway 2007-5-20 8987 Plumas Northern High Sierra Nevada. Along Road 26N22F (to top of Red Hill) 2.4 road km from Deadwood Saddle; 2.6 air km east of the summit of Red Hill. 1594 Comment
  CHSC20752  Ceanothus cordulatus K. R. Stern 1975-7-23 5896 Plumas W shore Lake Almanor. 1371 Comment
  CHSC46504  Ceanothus cordulatus Lowell Ahart 1975-7-16 885 Plumas About 1 mile north of Little Grass Valley Reservoir. On an open hillside. 1828 Comment
  POM282975  Ceanothus cordulatus Lyman Benson 1932-7-29 4007 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  SBBG28488  Ceanothus cordulatus A. A. Heller 1938-6-4 15138 Plumas S of Chester 1310 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
  UCD111398  Ceanothus cordulatus B. F. Smith 1967-8-16 61 Plumas 2 miles northeast of La Porte. 1615 Comment
  RSA712416  Ceanothus cuneatus C. L. schmidt 1988-7-15 1224 Plumas Red Hill, up Rush Creek road, 9.4 miles SW of Paxton on Hwy 70. 1260 Comment
  UC1071062  Ceanothus cuneatus var. cuneatus C. G. Albertus 1935-7-23 231 Plumas 2 mi nw, Lava Peak; Downieville quad., Plumas National Forest 1371 Comment
  UC1070639  Ceanothus fresnensis E. Nourse 1934-8-1 4 Plumas 3 mi n and 1 mi w Silver Creek; Bidwell Bar quad., Plumas National Forest 1554 Comment
  UC338451  Ceanothus integerrimus Lemmon 1889-5-27 Plumas Mohawk Valley Comment
  UC452655  Ceanothus integerrimus H. M. Hall 1912-6-30 9303 Plumas Spanish Ranch Sierra Nevada Mts. 1158 Comment
  RSA518958  Ceanothus integerrimus var. californicus J. T. Howell, G. H. True 1969-6-23 45803 Plumas Open meadow 2 miles N of Nelson Point on road to Quincy 1311 Comment
  CAS-BOT-BC63366  Ceanothus prostratus Alice Eastwood 1927-6-11 14483 Plumas Forest Lodge. Greenville. United States Forest Reserve. Comment
  RSA641886  Ceanothus prostratus Michael A. Vincent 1999-6-8 8558 Plumas Plumas National Forest, Milford Ranger District, along FS 28N03 betw FS 27N25 and FS26N16. Comment
  UC1552738  Ceanothus prostratus Frederica Bowcutt 1985-6-6 562 Plumas about 15 air miles NE Quincey 1 mile of Drum Bridge. North of Beckwourth Genesee Road about 1/8 mile. 1676 Comment
  UC569913  Ceanothus prostratus E. Sawyer 1935-5-21 15 Plumas 2 mi e Beckwith Butte; Sierraville Quad. Comment
  UCD112672  Ceanothus prostratus Michael A. Vincent 1999-6-8 8558 Plumas Plumas National Forest, Milford Ranger District. Along FS 28N03 between FS 27N25 and FS 26N16. Comment
  CAS-BOT-BC63329  Ceanothus prostratus Ella Dales Cantelow 1940-5-11 4284 Plumas Grade w. of Meadow Valley. Comment
  SEINET5339356  Ceanothus prostratus B. Miller 1951-4-22 2 Plumas North side of highway, 2 miles east of Johnsville, Calif., about 15 miles from Portola. 1829 Comment
  SEINET5743570 Image available Ceanothus prostratus Dean Ahrenholz 1964-1 13 Plumas Near State Hwy 89, ca. 2 miles W of Greenville.; Greenville Comment
  CAS-BOT-BC52163  Ceanothus pumilus Walter Knight; Irja Knight 1969-6-26 2419 Plumas Summit of Red Hill 1934 Comment
  CHSC26144  Ceanothus velutinus Detzer; M. Sacks 1977-6-25 42 Plumas At sw edge of Squaw Valley. Abundant in openings on floor of Yellow Pine Forest. 1853 Comment
  SEINET3162966  Ceanothus velutinus E. K. Balls 1950-9-14 15817 Plumas 6 miles northwest of Chester, North Fork Feather River 1402 Comment
  UC1071474  Ceanothus velutinus F. W. Embree 1934-6-6 80 Plumas 1 mi s, 0.25 mi w Rutherford; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CAS-BOT-BC63186  Ceanothus velutinus var. velutinus Mrs. S. C. Sutcliff 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  JEPS113447  Ceanothus velutinus var. velutinus Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14051 Plumas Steep north slope, about 100 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  UC1071499  Ceanothus velutinus var. velutinus A. E. Wieslander 1927-7-10 12 Plumas Silver Creek Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  CDA19928  Centaurea cyanus J. Naughton 2002-7-7 105 Plumas Sierra Nevada; Plumas County Fairgrounds, near Lee Rd. 0 Comment
  CHSC35932  Centaurea cyanus M. S. Taylor 1982-6-24 4751 Plumas At entrance to Gansner Park. 1066 Comment
  SEINET10473681  Centaurea cyanus Mary Susan Taylor 1982-6-24 Taylor 4751 Plumas T24N R9E ne/ne sec 15. Quincy quad. N side of ridge at entrance to Gansner Park from Hwy 70, Quincy. Open bare rdcut. 3500 ft. 1069 Comment
  UCD130017  Centaurea cyanus J. Naughton 2002-7-7 105 Plumas Plumas County Fairgrounds, near Lee Road. Comment
  CHSC45652  Centaurea stoebe subsp. micranthos Vernon Oswald 1986-7-22 2221 Plumas Hwy 36 at about the center of the causeway at Lake Almanor e of Chester, 9.6 mi e of the Tehama-Plumas County line. Edge of highway. 1379 Comment
  SBBG50559  Cercocarpus ledifolius var. intermontanus D. Ahrenholz 1964-5-16 20 Plumas Quincy Comment
  CHSC74005  Chamaesaracha nana B. Castro; L. Gehrung 1998-9-29 845 Plumas Ca 4.5 air mi NE of Little Grass Valley Reservoir, on ridge system west of Pilot Peak, on S side of USFS Rd 22N60. On S edge of ridgetop, ca 50 ft S of the Pacific Crest Trail. 1993 Comment
  UC565984  Chamaesaracha nana E. Sawyer 1935-6-27 197 Plumas 1.25 mi se Crow; Sierraville Quad. 1706 Comment
  JEPS94288  Chamaesyce maculata Lowell Ahart 1997-9-11 7900 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on w side of the North Fork of the Feather River, on w edge of Caribou Road); North Fork Feather River, Caribou Road 792 Comment
  CAS-BOT-BC70209  Cheilanthes gracillima Robert J. Weatherby 1950-8-11 1514 Plumas Mt. Elwell, just below abandoned lookout station 2377 Comment
  CDA13936  Cheilanthes gracillima G. F. Hrusa 1997-6-26 13874 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). on x Comment
  CHSC102971  Chenopodium album Lowell Ahart; John Dittes 2009-9-7 16396 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC451418  Chimaphila menziesii Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CHSC80830  Chimaphila menziesii Lowell Ahart 2001-7-17 8908 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, by a primitive camp, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC21803  Chimaphila umbellata F. T. Griggs; A. Pass 1975-8-1 Plumas Bucks Lake Forest Service Survey. Comment
  SD46614  Chimaphila umbellata Robert J. Weatherby 1950-7-7 1448 Plumas Ganser Creek, Quincy 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
  CAS-BOT-BC452234  Chimaphila umbellata Anna Head 1921-8-1 s.n. Plumas On trail to marshes near Elwell Bowl, FEather River Region Comment
  CAS-BOT-BC452237  Chimaphila umbellata C. R. Quick 1953-8-1 53 -105 Plumas Lava flat west of Lake Almanor Comment
  UC1135255  Chrysolepis sempervirens E. Sawyer 1935-5-28 50 Plumas 3.75 mi n Hawks; Plumas National Forest, Sierraville Quad. 1767 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
  RSA59447  Chrysothamnus nauseosus subsp. albicaulis E. K. Balls 1950-9-2 15662 Plumas Mt. Ingalls, south slope below turn-off to Nye Meadow, north of Grizzly Valley 2134 Comment
  RSA129838  Chrysothamnus parryi subsp. nevadensis C. G. Albertus 1935-8-12 260 Plumas 2 miles NE of Grizzly Peak. 1738 Comment
  CDA13595  Chrysothamnus viscidiflorus G. F. Hrusa, T. D. Wilfred 1996-8-22 13521 Plumas Sierra Nevada; Plumas National Forest: S. end of ridge on W side of Little Long Valley Creek, about 1/2 m. N of Hwy 70 and 15 miles E of Quincy. Comment
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  CAS-BOT-BC100817  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1961-9-25 36959 Plumas Portola 1478 Comment
  CDA10793  Chrysothamnus viscidiflorus subsp. viscidiflorus R. V. Zahm 1964-8-27 Plumas Along railroad tracks, Almanor Railroad between Chester & Westwood. 0 Comment
  POM124117  Chrysothamnus viscidiflorus subsp. viscidiflorus I. M. Johnston 1919-9-2 2182 Plumas Portola, along W. Pac. tracks 1473 Comment
  RSA599865  Cicuta douglasii L. C. Wheeler 1959-7-15 7571 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  CHSC84333  Cinna latifolia Lowell Ahart 2003-8-5 10471 Plumas Along the edges of Hopkins Creek, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain. 1524 Comment
  JEPS122317  Cinna latifolia Lowell Ahart 2014-8-31 19808 Plumas On the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  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
  JEPS96042  Circaea alpina subsp. pacifica Vernon H. Oswald and Lowell Ahart 1996-8-14 8152 Plumas n.e. La Porte (on La Porte-Quincy Rd. 3.1 mi. n. of rd. to Johnsville, 1.0 mi. s. of S. Fork Feather R.); n. High Sierra Nevada 1920 Comment
  CDA18589  Circaea alpina subsp. pacifica G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3276 Plumas Sierra Nevada; 1.4 miles above (south of) Main Street, Taylorsville (end of China Grade). 1402 Comment
  CHSC77191  Cirsium andersonii G. Schoolcraft 1997-8-6 Plumas S of Red Rock Lookout, Diamond Mtn. area. Roadside. 1965 Comment
  SEINET3375652  Cirsium andersonii C. Lumer, S. Yost 2006-7-27 2447 Plumas Sierra Nevada Mountains. Rte 70 going west from Quincy. 914 Comment
  CAS-BOT-BC284415  Cirsium arvense David D. Keck 1932-7-3 1655 Plumas Meadow south of Spanish Creek, Quincy, Northern Sierra Nevada 1066 Comment
  UC176317  Cirsium cymosum var. cymosum A. A. Heller and P. B. Kennedy 1907-7-18 8880 Plumas grade between Beckwith Red Clover Valley Comment
  CAS-BOT-BC278089  Cirsium douglasii var. breweri John Thomas Howell 1959-9-22 34860 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC228895  Cistanthe umbellata Elmer I. Applegate 1929-6-21 5814 Plumas Kelly's Camp, Warner Valley, Mt. Lassen region Comment
  CHSC37294  Clarkia lassenensis M. S. Taylor 1982-6-3 4607 Plumas NE side of Spring Garden Overpass, 7.5 mi se of Quincy. 1219 Comment
  SBBG18852  Clarkia lassenensis C. B. Hardham 1961-6-15 7421 Plumas E of Taylorsville, rd to Engel Mine Comment
  RSA122166  Clarkia lassenensis E. Sawyer 1935-6-5 71 Plumas 3.25 miles SE of Beckwith Butte 1585 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
  HSC96849  Clarkia mildrediae subsp. lutescens L. Ahart 2006-7-6 12920 Plumas About 100 yards N of the paved basalt Rd., about 4 mi. NW of Tamarack Flat, about 6 mi. NW of Little Grass Valley Reservoir 1651 Comment
  LA206074  Clarkia mildrediae subsp. mildrediae Harlan Lewis; M. Lewis, Frank C. Vasek 1950-6-30 753 Plumas Hwy 24, 0.5 mi S of Bridge 9-04 area Feather River Comment
  CHSC117486  Clarkia stellata Lowell Ahart 2016-6-29 21072 Plumas Top and southwest part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC70765  Clarkia stellata L. P. Janeway 1996-6-12 5012 Plumas 0.5 mi northeast of Deer Creek, 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  CHSC93156  Clarkia stellata L. P. Janeway 1995-7-11 4851 Plumas Northern High Sierra Nevada. Along west side of Road 24N12 (road to Smith Peak) 1.8 mi northwest of Hwy 70; about 4 mi west of Portola. 1554 Comment
  NY1085602  Clarkia stellata A. A. Heller 1907-7-9 8778 Plumas Prattville Comment
  LA206090  Clarkia stellata T. Mosquin; 1959-7-2 3332 Plumas Humbug Rd, 1.2 mi W of its junction with Humboldt Rd. This junction is 0.7 mi S of CA State Hwy 89 and Humboldt Rd Comment
  CAS-BOT-BC451737  Claytonia lanceolata G. Schoolcraft 1989-7-3 1943 Plumas Diamond Mtns. between Diamond & Red Rock peaks. Comment
  CHSC107269  Claytonia lanceolata L. P. Janeway; Matt Simenc 2011-7-11 10514 Plumas Northern High Sierra Nevada. Plumas National Forest; un-named ridge between South Fork Feather River and Gibsonville ridge, 2.5 km east of Little Grass Valley Reservoir. Gravelly open area just over the north edge of the ridge. 1810 Comment
  JEPS48668  Claytonia lanceolata Esther C. Fritz 1933-7-1 Plumas summit of Spanish Peak; Spanish Peak 2133 Comment
  LA207492  Claytonia lanceolata Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  RSA101474  Claytonia rubra R. Weatherby 1955-7-2 1591 Plumas Wilcox Valley. 1768 Comment
  SEINET10572732  Claytonia rubra Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3889 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  CHSC33609  Claytonia rubra subsp. rubra M. S. Taylor; M. Foster 1981-6-10 3889 Plumas In Red Clover Valley, Overland Inc Ranch, ca. 300 yds se of Corral, ca. 3/4 mi n of Genesee-Beckwourth Rd, ca. 11 air mi nw of Beckwourth. Around bases of Artemisia. 1185 Comment
  UC119739  Clintonia uniflora R. M. S. Sept 1896 246 Plumas s of Quincy 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
  CDA18743  Collinsia parviflora G. D. Barbe, T. C Fuller 1982-7-16 3776 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
  CDA19235  Collinsia parviflora G. D. Barbe, T. C. Fuller 1982-6-17 3829 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC40247  Collinsia parviflora K. R. Stern 1985-6-25 8229 Plumas Vic. Blairsden. 1371 Comment
  CHSC70052  Collinsia parviflora L. P. Janeway 1997-5-7 5107 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. 1225 Comment
  JEPS113460  Collinsia parviflora Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14002 Plumas East side of an open rocky flat, 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  UCD23344  Collinsia parviflora E. W. Jameson 1949-5-3 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  RSA101438  Collinsia parviflora R. Weatherby 1955-6-22 1541 Plumas Meadow near top of Spanish Peak. 2134 Comment
  UCD123649  Collinsia parviflora Grady L. Webster 1992-5-17 7765 Plumas 2 miles southwest of Grizzley Valley Dam. 1737 Comment
  RSA88415  Collinsia torreyi J. T. Howell 1951-6-28 27703 Plumas Eureka Peak. 2195 Comment
  JEPS25045  Collinsia torreyi var. torreyi Mrs. Mabel Dopplmaier 1949-6-18 Plumas Johnsville Comment
  CHSC112561  Collomia grandiflora B. Castro; L. P. Janeway 2007-6-23 1650 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, ca 30 ft SW of the channel, 500 to 550 ft below edge of open Ponderosa-Jeffrey pine forest. 1671 Comment
  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
  UC1123647  Collomia grandiflora E. Sawyer 1935-6-27 196 Plumas 4 mi s Crow; Plumas National Forest, Sierraville Quadrangle Comment
  SDSU3027  Collomia grandiflora R. M. Beauchamp 1965-7-17 Plumas 1/2 mile north of Chester, Ca. Comment
  CHSC97561  Collomia linearis Lowell Ahart; John Dittes 2007-6-17 14160 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS28665  Collomia tinctoria George W. Gillett 1957-7-23 888 Plumas summit of Mount Harkness Lassen Volcanic National Park 2446 Comment
  JEPS87772  Collomia tinctoria Lowell Ahart 1994-6-15 7327 Plumas abou 1 air mi w Little Grass Valley Reservoir (near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, on w side of logging road) 1767 Comment
  UC170960  Collomia tinctoria H. M. Hall 1912-7-11 9337 Plumas Mt. Elwell 2103 Comment
  CHSC21080  Corallorhiza maculata F. T. Griggs; A. Pass 1975-7-2 48 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC21122  Corallorhiza maculata F. T. Griggs; A. Pass 1975-7-2 25 Plumas East of road. Buck's Lake Forest Service Survey. Comment
  HSC75923  Corallorhiza maculata Larry DeBuhr, G. D. Wallace 1972-5-21 589 Plumas Butterfly Valley, about 1 mi. SW of Keddie, along FS 25N12 at jct. with Blackhawk Creek Comment
  JEPS48638  Corallorhiza maculata Esther C. Fritz 1933-6-27 Plumas Camp Califorest; woods w of faculty tent, near Schneider Falls trail 1188 Comment
  UCSB9596  Cordylanthus tenuis Bacigalupi, Rimo; Sweeney, J. 1953-8-31 Plumas Near junction of road to Oakland Municipal Camp and alif. Highway No. 24 miles north of Quincy Comment
  CHSC42097  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1986-7-25 5377 Plumas About 1 1/2 miles west of Swamill Flat, about 4 1/2 miles west of Finger Board, about 7 miles north-west of Pilot Peak. 1767 Comment
  CHSC43491  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1974-8-7 592 Plumas In Cedar Flat, near Grixxly Mountain, about 1 mile south of Bucks Lake. 1828 Comment
  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
  RSA123062  Cornus californica F. W. Embree 1934-6-6 82 Plumas 1.5 miles NW of Bucks Mtn. 1524 Comment
  RSA104131  Cornus nuttallii T. C. Porter s.n. Plumas [Illegible location name] Comment
  CAS-BOT-BC210314  Cornus sericea John Thomas Howell 1961-6-21 36632 Plumas Greenville 1097 Comment
  CAS-BOT-BC210317  Cornus sericea Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC210498  Cornus sericea subsp. occidentalis Alice Eastwood 1927-6-12 14523 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  UC1122812  Cornus sericea subsp. sericea E. Sawyer 1935-6-14 113 Plumas 3 mi. n.-n.e. Kerby; Plumas Nat'l Forest, Sierraville Quad. Comment
  NY214535  Corydalis caseana J. M. Coulter 07 1876 s.n. Plumas Big Meadows Comment
  SEINET7719433  Corydalis caseana Unknown Plumas Big Meadows Comment
  CAS-BOT-BC401867  Corydalis caseana subsp. caseana Lloyd W. Swift 1930-8-16 36 Plumas Plumas National Forest. Emigrant Creek, Grizzly Valley 1828 Comment
  CAS-BOT-BC287206  Cota tinctoria John Thomas Howell 1960-7-24 35995 Plumas Chester 1371 Comment
  CDA17287  Crepis intermedia G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16314 Plumas Sierra Nevada; Willow Creek Rd. 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  HSC5448  Crepis intermedia L. S. Rose 1969-6-24 69047 Plumas Butterfly Creek and Spanish Creek 854 Comment
  UC346535  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-23 181 Plumas about 2 or 3 mi e Meadow Valley (along hwy to Quincy) Comment
  UC581258  Crepis modocensis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-8 2229 Plumas 1/2 mi s ridge crest south of Laufman's Ranger Station 1550 Comment
  SEINET10474585  Crepis modocensis Mary Susan Taylor 1982-5-17 Taylor 4466 Plumas 5600 ft. T22N R14E se/se sec 6. Portola quad. Dry rocky volcanic flats and outcrops, n side of 22N55, near its jct with 22N54 & 27N88, ca. 2 mi se of Portola. 1707 Comment
  CAS-BOT-BC376527  Crepis modocensis subsp. modocensis Gladys L. Smith 1976-6-7 4565 Plumas Balsamhoriza Flat, 20 miles east of Quincy 1524 Comment
  CAS-BOT-BC291592  Crepis modocensis subsp. subacaulis G. D. Barbe 1982-6-9 3667 Plumas Southeast and below Thompson Peak overlooking Honey Lake Valley, Plumas National Forest 2057 Comment
  RSA712982  Crepis modocensis subsp. subacaulis L. P. Janeway, B. Castro 2006-6-3 8655 Plumas Northern High Sierra Nevada, west side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek 1673 Comment
  CDA13933  Crepis monticola G. F. Hrusa 1997-6-26 13871 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
  JEPS113555  Crepis monticola Lowell Ahart, John Dittes 2007-6-17 14193 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  JEPS126589  Crepis monticola Lowell Ahart 2016-6-29 21065 Plumas Top and east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  SEINET10839182  Crepis occidentalis Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4333 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CAS-BOT-BC290853  Crepis pleurocarpa Anna Head 1921-8-18 s.n. Plumas Near Grassy Lake, Feather River Region Comment
  SEINET10938041  Crepis pleurocarpa Mary Susan Taylor 1981-8-25 Taylor 4242 Plumas California: T25N R7E sw1/4 of ne1/4 sec 11. Almanor SW quad. N side of 26N22F-Red Hill Rd, 1.9 mi S of its jct with 26N22 in Deadwood Canyon-Rich Gulch, ca. 6 air mi NE of Belden. Plumas County. 5300 ft. 1615 Comment
  UCR244660  Cryptantha J. T. Howell, H. K. Wagnon 1980-5-28 53699 Plumas Sierra Nevada Mtns., Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River 854 Comment
  CDA13346  Cryptantha affinis G. F. Hrusa, T. D. Wilfred 1996-7-9 13194 Plumas Sierra Nevada; Grizzly Campground, S of Bucks Lake on Hwy 162. Comment
  CHSC97066  Cryptantha affinis Lowell Ahart; Josephine Guardino 2007-7-21 14374 Plumas Around pine trees, along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  CHSC99808  Cryptantha affinis Lowell Ahart 2008-7-9 15053 Plumas Basalt area, bare area near mined basalt, about 20 yards north of the dirt road, about 1/4 mile east of the Feather Fork Mine, road is east of the main road and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte. 1686 Comment
  JEPS106024  Cryptantha affinis Lowell Ahart, Josephine Guardino 2004-5-24 10942 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy 1204 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
  CHSC53191  Cryptantha simulans L. P. Janeway 1989-6-29 3420 Plumas Plumas National Forest. Just above rd 24N44Y, 0.3 mi E of Beckwourth-Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  JEPS102384  Cryptantha simulans Lowell Ahart 2001-7-17 8912 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CDA18476  Cryptantha torreyana G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3216 Plumas Sierra Nevada; 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  CHSC41893  Cryptantha torreyana Lowell Ahart 1986-7-25 5372 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak. 1828 Comment
  CHSC43470  Cryptantha torreyana Lowell Ahart 1977-7-9 1453 Plumas Near a small meadow, near the South Fork of the Feather River, about 1/2 mile north of the Feather Fork Mine, about 6 miles north of La Porte. 1706 Comment
  SEINET13710152  Cryptantha torreyana Lowell William Ahart, Lowell William Ahart 2001-1 8934 Plumas Branch of Butt Creek, N Side of Dirt Road W of Ruffa Ranch, about 1 Air Mi. N of Eagle Rocks, 2 Air Mi. NE Humboldt Summit (T27N, R5E, sec 21, SW 1/4), 5600 Ft. 1707 Comment
  UC1950152  Cryptantha torreyana Barbara Ertter 1988-7-25 7846 Plumas Diamond Mts ca 12 airmiles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville-Red Rock jct Comment
  UC1075646  Cryptogramma acrostichoides Robert J. Weatherby 1950-8-11 1506 Plumas trail to Silver Lake; N Sierra Nevada Mts, Lakes Basin Area 1981 Comment
  UC1229886  Cupressus bakeri C. R. Quick and H. F. Wilcox 1962-10-1 62 -2 Plumas near e side Mud Lake (an extensive but scatterd grove extending n down slope toward Wilcox Valley, about 0.75 mi ne of Eisenhower Peak) 2042 Comment
  CAS-BOT-BC224547  Cuscuta californica M. S. Taylor 1982-8-5 4928 Plumas Mt Hough summit, ca. 7 mi nne of Quincy 2203 Comment
  CAS-BOT-BC224544  Cuscuta californica John Thomas Howell; G. D. Barbe; T. C. Fuller 1981-6-26 54407 Plumas South end of Walker Plain near Buckeye. About 8 miles southwest of Bucks Lake on road to Oroville 1524 Comment
  RSA795636  Cuscuta californica var. breviflora L. Ahart 2011-9-20 17679 Plumas Along the poor dirt road on the north side of Pilot Peak, about 9 air miles northeast of La Porte. 2073 Comment
  JEPS115112  Cuscuta californica var. papillosa Lowell Ahart, John Dittes 2009-7-29 16194 Plumas On Ceanothus prostratus, aove the high road bank, on the east side of Forest Service Road 26N23, saddle between Ohio Valley and Clear Creek, 2.0 miles (air) northeast of Butt Valley Reservoir Dam 1508 Comment
  SEINET10496610  Cuscuta campestris Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4971 Plumas T22N R11E nw/nw sec 34. Sierra City NW qud. Along n side of Jamison Creek Rd (507), on cliffs, ca. 1 mi w of Plumas -Eureka State Park, ca. 3 mi sw of Johnsville. 5900 ft. 1798 Comment
  HSC97189  Cuscuta occidentalis L. Ahart 2003-9-7 10563 Plumas E side of the dirt road, 50 yds. SE of the Pacific Crest Trail, on Bunker Hill Ridge, 1 (air) mi. SE of Pilot Peak, 9 (air) mi. NE of La Porte 2039 Comment
  JEPS97324  Cuscuta subinclusa Lowell Ahart 1995-9-13 7638 Plumas NW side of Onion Valley, east of Quincy--LaPorte Rd., ca 1 mi NW of Pilot Peak 1828 Comment
  SEINET12282870  Cycladenia humilis J. G. Lemmon 6 s.n. Plumas Peaks of Plumas Co Comment
  UC405211  Cycladenia humilis var. humilis J. G. Lemmon July, 1872 Plumas trail between Indian Valley and Mountain Meadow Comment
Read comments
Jun 15 2012
  SD6708  Cynoglossum occidentale Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC480666  Cynoglossum occidentale H. F. Copeland 1920-7-17 110 Plumas between Plumas and Tehama Co.'s Bull Mt. Comment
  RSA252446  Cyperus squarrosus Robert F. Thorne, C. W. Tilforth 1969-9-6 39231 Plumas Along Feather River, 1 mi SW of Beckwourth. 1357 Comment
  UC1563865  Cyperus squarrosus Barbara Ertter 1988-10-21 8007 Plumas e. end of causeway ca. 1.5 mi. e. Chester (on Hwy. 36, n. of rd., Lake Almanor); Lake Almanor 1341 Comment
  JEPS119730  Cypripedium californicum Lowell Ahart 2012-7-1 18257 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. Comment
  RSA508639  Cypripedium californicum Mrs. R. M. Austin 1880-7-21 s.n. Plumas Mount Dyer 1829 Comment
  UCD138929  Cypripedium fasciculatum M. S. Taylor 1981-5-29 3817 Plumas ca. 50 to 100 feet up from Forest, ca. 50 to 100 feet up from Buckhorn Creek, on south side, ca. 200 feet west of 23N18.5, ca. 1 mile southwest of Grizzly Mt, ca. 13 air miles northeast of Pulga. 1584 Comment
  CAS-BOT-BC136514  Cypripedium montanum Margaret Williams 1962-6-10 s.n. Plumas Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC70667  Cystopteris fragilis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1458 Plumas Near bed of Spanish Creek adjacent to confluence of Butterfly Creek 883 Comment
  SEINET3871059  Cystopteris fragilis Lewis S. Rose 1969-6-23 69046 Plumas 10 mi SW of Quincy La Porte Road.; 0 1250 Comment
  SEINET10535620  Cystopteris fragilis Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3826 Plumas T24N R10E ne/sw sec 25, Spring Garden quad. S side of Hwy 70, ca. 100 ft W (upslope) of RR track, ca. 200 yds S of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. Yellow Pine Forest opening over serpentine; 4000 ft. 1219 Comment
  UCSB46169  Dactylis glomerata Reisentz, Paul 1979-5-12 Plumas 1.0 mi W on North Fork Camp Road from Hwy 70; 2 mi N of Beldon Comment
  CAS-BOT-BC445530  Damasonium californicum W. Harnach; N. Harnach 1989-6-29 195 Plumas Sierra Valley. Marble lane. 1487 Comment
  UCD61021  Danthonia californica var. americana G. L. Stebbins Jr. 1939-7-6 2895 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  RSA699248  Danthonia californica var. californica L. Ahart, John Dittes, Josephine Guardino 2004-6-6 11006 Plumas near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy. 1345 Comment
  CAS-BOT-BC194330  Danthonia unispicata L. W. Swift 1930-7-6 33 Plumas Humphrys, McDermott Allot, Milford D., Plumas Forest 1828 Comment
  CDA18438  Danthonia unispicata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3136 Plumas Sierra Nevada; 3.25 mi west of Round Valley Reservoir Dam; 0.25 mil east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  POM180942  Danthonia unispicata A. A. Heller, P. B. Kennedy 1907-7-3 8705 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC76203  Darlingtonia californica Mrs. Austin s.n. Plumas Unspecified. Comment
  RSA89065  Darlingtonia californica R. M. Austin s.n. Plumas [No location information provided.] Comment
  SEINET7286676 Image available Darlingtonia californica Stephen L. Clement 1973-1 68- 5 -26 Plumas 1.4 miles wset of Keddie 1036 Comment
  UC635467  Darlingtonia californica Mrs. H. M. Hall 1927-4-20 Plumas Butterfly Valley Comment
  UCD119067  Darlingtonia californica Lewis S. Rose 1968-6-11 68105 Plumas Butterfly Valley, 4 mi. s. of Keddie. 1036 Comment
  CAS-BOT-BC76201  Darlingtonia californica M. S. Taylor 1982-8-23 5041 Plumas Both sides of Virgilia-Meadow Valley Road (25N17), ca. 0.5 mile west of York Creek, south of Twelvemile Ravine 1341 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
  JEPS47534  Darmera peltata Helen-Mar Wheeler Beard 1946-8-25 649 Plumas 1 mi n Cascade (community) (along Pinchard Creek a tributary of the South Branch of the Middle Fork of the Feather River); Pinchard Creek trib of South Branch Middle Fork Feather Rive 1219 Comment
  RSA39893  Delphinium andersonii P. A. Munz 1947-5-16 11836 Plumas 8 miles north of Chilcoot. 1524 Comment
  CAS-BOT-BC8917  Delphinium depauperatum Alice Eastwood 1927-6-11 14474 Plumas United States Forest Reserve, Forest Lodge Greenville Comment
  CAS-BOT-BC8921  Delphinium depauperatum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1943 Plumas Fern Glen, Butterfly Botanical Area. 1097 Comment
  CAS-BOT-BC8922  Delphinium depauperatum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1916 Plumas Butterfly Botanical Area, between valley proper and Darlingtonia bog 1066 Comment
  CHSC21303  Delphinium depauperatum F. T. Griggs; A. Pass 1975-7-8 113 Plumas Buck's Lake. Comment
  CHSC87868  Delphinium depauperatum Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11062 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote. 1765 Comment
  RSA0091379  Delphinium depauperatum Bonnie C. Templeton 1968-1 11300 Plumas [No location data on label. Possibly Trinity County.] Comment
  RSA71316  Delphinium gracilentum L. S. Rose 1951-6-28 51026 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CHSC61237  Delphinium nudicaule K. B. McShea 1992-4-20 15 Plumas CA 2 mi s of Jct of Hwy 89 and Hwy 70, 1.5 mi e on Soda Creek, 13.5 mi se of Quincy. 792 Comment
  JEPS48090  Delphinium nudicaule Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2703 A Plumas 1/4 mi s junction of U.S. Forest Service roads 25N15 and 25N12; vicinity of Butterfly Valley 1082 Comment
  UC1126009  Delphinium nudicaule E. Sawyer 1935-5-22 29 Plumas 1 1/4 mi ne Beckwith Butte; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC9860  Delphinium nudicaule John Thomas Howell; R. C. Barneby 1954-5-14 29558 Plumas 2 miles east of Blairsden 1493 Comment
  JEPS60599  Delphinium nudicaule E. Fritz 1936-5-27 Plumas Spring Hill trail Meadow Valley 1371 Comment
  CAS-BOT-BC116534  Delphinium nuttallianum J. T. Howell 1962-6-18 37737 Plumas Sierra Valley near Beckwourth 1487 Comment
  CDA18741  Delphinium nuttallianum G. D. Barbe, T. C Fuller 1982-7-16 3778 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CHSC45508  Delphinium nuttallianum Lowell Ahart 1976-6-18 1141 Plumas Near Bunker Hill Creek, about 1/4 mile south-east of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  UC1126053  Delphinium nuttallianum A. Lewis 1934-6-12 474 Plumas 4 1/2 mi sw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle, Moorevile Ri Comment
  HSC27048  Delphinium nuttallianum John Pratt 1970-6-30 59 Plumas Humboldt Summit Comment
  UCD13270  Delphinium nuttallianum Dean Dubbe 1974-5-18 14- 7 Plumas Plumas CO. Butterfly Valley, 6 miles northwest of Quincy, off of Hwy 89. Elevation 3600 feet. 1097 Comment
  POM299304  Dendromecon rigida Lester Rowntree 1935-6-12 s.n. Plumas Quincy Comment
  SEINET10515898  Deschampsia cespitosa Alan A. Beetle 1941-6-28 Beetle 2771 Plumas West side of Lake Almanor, mountain meadow in pine forest. Assoc. Sanicula tuberosa, Crepis, Phacelia. Comment
  CAS-BOT-BC192446  Deschampsia cespitosa subsp. cespitosa John Thomas Howell 1959-9-24 34897 Plumas Greenville 1097 Comment
  UCR123515  Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6862 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CAS-BOT-BC198153  Deschampsia danthonioides John Thomas Howell 1962-6-19 37864 Plumas 5.8 miles E of Beckwourth - Sierra Nevada 1493 Comment
  OBI2939  Deschampsia danthonioides Lewis S. Rose 1968-6-10 68083 Plumas Quincy 1036 Comment
  POM198335  Deschampsia danthonioides H. S. Yates 1913-6-24 s.n. Plumas Massack Comment
  UCR66616  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas Northern Sierra Nevada, west side of Lake Almanor 1829 Comment
  CAS-BOT-BC201889  Deschampsia elongata Mary S. Clemens 1920-6-22 7 Plumas Quincy Comment
  CAS-BOT-BC201894  Deschampsia elongata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1635 Plumas Area north of Pond Reservoir 1097 Comment
  CHSC76155  Deschampsia elongata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3222 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  CHSC80907  Deschampsia elongata Lowell Ahart 2001-7-19 8952 Plumas On a sand bar, on the east side of Hopkins Creek, about 100 yards northwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CAS-BOT-BC43503  Descurainia sophia John Thomas Howell 1955-7-19 30787 Plumas Sierra Nevada. Vinton. 1505 Comment
  UCR3552  Dicentra formosa Wm. Horn Jr. 1963-7-14 630714- 5 Plumas Northern Sierra Nevada Mtns, 1.75-2.0 mi west of Meadow Valley store on [S side of] Big Creek 1189 Comment
  UC1126530  Dicentra pauciflora P. G. Haddock 1938-5-29 14 Plumas e side Rock Creek; Plumas National Forest, Downieville Quad. 1219 Comment
  CHSC39352  Dicentra uniflora Lowell Ahart 1983-6-28 4169 Plumas Near the Feather Fork Mine. On the high banks of the South Fork of the Feather River and a little south-west of the Feather Fork mine, on the west side of the river, about 1 1/2 miles north-east of Little Grass Valley Reservoir, about 5 1/2 miles north of La Porte. Section 14. 1750 Comment
  CHSC48442  Dicentra uniflora Vernon Oswald 1985-6-9 1817 Plumas Pacific Crest Trail ca. 1000 ft w of Humboldt Rd. at Humboldt Summit. 1999 Comment
  CAS-BOT-BC209233  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1960-7-20 35771 Plumas Near steam vents and hotsprings, Boiling Springs Lake - Lassen Volcanic National Park 1798 Comment
  SEINET4572221  Dichanthelium acuminatum subsp. thermale B. Crampton 1964-8-25 7164 b Plumas Lassen National Park, Drakesbad, 1/8 mile south of guest houses, slope above Hot Springs Creek 1676 Comment
  SEINET8476711  Dichelostemma congestum A. A. Heller, B. B. Kennedy 1907-7-8 8768 Plumas Near Greenville. Comment
  UC1133989  Dichelostemma multiflorum G. T. Nordstrom 1934-7-3 178 Plumas 0.75 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  CAS-BOT-BC502667  Dichelostemma multiflorum Clarence R. Quick 1952-6-29 52 -71 Plumas Summit of road between Belden and Humbug Valley 1486 Comment
  CAS-BOT-BC292273  Dieteria canescens John Thomas Howell 1977-8-11 52674 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CAS-BOT-BC290982  Dieteria canescens var. shastensis Carl B. Wolf 1937-9-5 9291 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co. line 1463 Comment
  CHSC32830  Diplacus kelloggii W. Michael Foster 1981-4-26 13 Plumas Ca. 60 ft se of confluence of Bucks creek and the North Fork of the Feather River, ca. 24 mi w of Quincy. 579 Comment
  CHSC21558  Diplacus layneae L. M. Mayer; D. E. Brink Jr. 1975-7-2 Plumas Bucks Lake Floristic Survey. Found in the n portion of the section. Comment
  CHSC112113  Diplacus mephiticus L. P. Janeway 2014-7-30 11566 Plumas Northern High Sierra Nevada. Plumas National Forest; 2.3 air-mi northe of the Little Grass Valley Reservoir dam; near top of ridge above Road 22N27 0.6 km north of the major junction with the 94 road. 1765 Comment
  CHSC43150  Diplacus mephiticus Vernon Oswald 1985-7-24 1912 Plumas Besides the road just s of North Valley Creek, ca. 2.2 air mi ene of Ramsey Bar. 1310 Comment
  CHSC97511  Diplacus 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
  CAS-BOT-BC151693  Diplacus torreyi Lewis S. Rose 1939-6-8 39270 Plumas S. end of Lake Almanor 1371 Comment
  CAS-BOT-BC136149  Dodecatheon alpinum John Thomas Howell 1951-6-27 27612 Plumas Jamison Creek - Sierra Nevada 1950 Comment
  JEPS97403  Dodecatheon alpinum Vernon H. Oswald and L. Ahart 1994-7-24 7107 Plumas T30N R7E NW1/4 NW1/4 Sec. 27, 6400 ft, High Cascade Range, Red Fir Forest. Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake 1950 Comment
  RSA134076  Dodecatheon hendersonii H. J. Thompson 1952-5-18 1535 Plumas In dry meadow under PInus ponderosa, 1.5 mi. N of Greenville, near Wolf Creek, SE of Lake Almanor, 1006 Comment
  UCD23352  Dodecatheon hendersonii E. W. Jameson 1949-4-26 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  POM68155  Downingia bacigalupii Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  UC890636  Downingia bacigalupii Mrs. A. L. Coombs 1906-7 Plumas Prattville Comment
  JEPS34438  Downingia bacigalupii Rimo Bacigalupi, and Tsan Iang Chuang 1963-8-2 8914 Plumas 1.8 mi nw Almanor community (along Calif Highway 89); Lassen National Forest 1389 Comment
  RSA34821  Downingia bicornuta Roxana S. Ferris, Laura Lorraine 1941-8-9 10434 Plumas About 2 1/2 miles from Lake Almanor Public Camp, State Hwy 89 on road to Chester. Comment
  JEPS21087  Draperia systyla F. W. Embree 1934-6-6 72 Plumas south slope of Bucks Mountain; Bidwell Bar Quad. 1524 Comment
  UC1124248  Draperia systyla F. W. Embree 1934-6-6 72 Plumas South slope of Bucks Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  UC1778631  Draperia systyla G. Douglas Barbe, T. C. Fuller 1982-7-15 3745 Plumas 3.4 miles northeast of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  CHSC46614  Drosera X obovata Vernon H. Oswald; Wes Dempsey 1989-8-3 3914 Plumas Willow Lake located se of Drakesbad, just s of the ... Field redacted by CHSC, contact the data manager for more information 1676 Comment
  JEPS84397  Drosera X obovata V. Oswald and W. Dempsey 1989-8-24 3960 Plumas 11 air mi nw Chester (s edge of park); Lassen Volcanic National Park, Little Willow Lake 1828 Comment
  CHSC44252  Drosera anglica Vernon Oswald 1988-7-19 3606 Plumas Willow Lake located se of Drakesbad just s of the ... Field redacted by CHSC, contact the data manager for more information 1676 Comment
  CHSC50406  Drosera anglica Vernon Oswald 1990-6-22 4311 Plumas Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. ... Field redacted by CHSC, contact the data manager for more information 1767 Comment
  UCD99520  Drosera filiformis Barry Rice 2004-9-1 BR 040901 Plumas in Butterfly Valley Botanical Area. Comment
  UC1485469  Drosera rotundifolia M. S. Taylor 1981-6-15 3906 Plumas n side of Bucks Lake Rd. 0.2 mi n Bucks Summit (ca 4 air mi sw of Meadow Valley); Bucks Lake quad. 1645 Comment
  UC367085  Drosera rotundifolia J. G. Lemmon and wife June 1875 Plumas Butterfly Val. Comment
  CAS-BOT-BC401580  Drosera rotundifolia Robert J. Weatherby 1950-7-21 1482 Plumas Butterfly Lake, Quincy district 1219 Comment
  CAS-BOT-BC401581  Drosera rotundifolia Robert J. Weatherby 1950-7-21 1482 Plumas Butterfly Lake, Quincy district 1219 Comment
  CAS-BOT-BC401589  Drosera rotundifolia J. G. Lemmon No date on label s.n. Plumas Butterfly Val [Valley] Comment
  CAS-BOT-BC159671  Drymocallis glandulosa Gordon H. True; John Thomas Howell; Walter Knight; Irja Knight 1967-6-12 1958 Plumas Trestle Glen, Butterfly Botanical Area and vicinity 1112 Comment
  CAS-BOT-BC159679  Drymocallis glandulosa Lewis S. Rose 1963-6-3 63090 Plumas Butterfly Valley, 2 mi. sw of Keddie 1188 Comment
  CAS-BOT-BC159670  Drymocallis glandulosa Gordon H. True; John Thomas Howell 1967-6-11 42573 Plumas Meadow at Quincy - Sierra Nevada 1036 Comment
  JEPS120539  Drymocallis lactea var. austiniae L. P. Janeway 2013-6-2 11130 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain; along Road 23N69, 1.0 road km west of Road 18. Comment
  CAS-BOT-BC159302  Drymocallis lactea var. lactea Anna Head 1921-1-1 s.n. Plumas Feather River Region Comment
  CHSC81114  Elatine heterandra Lowell Ahart 2001-8-28 9206 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
  JEPS115895  Eleocharis acicularis var. bella Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16153 Plumas Meadow 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
  CHSC97545  Eleocharis bella Lowell Ahart; John Dittes 2007-6-17 14120 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  RSA32331  Eleocharis bella Clarence R. Quick 1945-7-25 45 -70 Plumas Butt Creek on road toward Humbug Valley Comment
  RSA60029  Eleocharis bella E. K. Balls 1950-9-1 15581 Plumas east shore of Long Lake, toward Mt. Elwell 2104 Comment
  CHSC97584  Eleocharis macrostachya Lowell Ahart; John Dittes 2007-6-17 14200 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CAS-BOT-BC113329  Eleocharis montevidensis Fred Sommers; Greg Sommers 1976-7-20 104 Plumas Plants of the Marble Hot Springs Area, Sierra Valley Marsh. 1487 Comment
  CAS-BOT-BC113107  Eleocharis obtusa E. K. Balls 1950-8-31 15546 Plumas Spanish Creek, off Hwy 24, just north of Quincy. 1066 Comment
  JEPS110527  Eleocharis obtusa var. obtusa Lowell Ahart 2006-10-23 13487 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  JEPS28327  Eleocharis palustris George W. Gillett 1957-7-18 827 Plumas Willow Lake, N shore Lassen Volcanic National Park 1661 Comment
  CAS-BOT-BC113148  Eleocharis palustris George Wilson Gillett 1957-7-18 827 Plumas Meadow at N end of Willow Lake, along inlet from Little Willow Lake. 1661 Comment
  JEPS95052  Eleocharis parishii Lowell Ahart 1997-9-11 7899 Plumas about 5 air mi ne of Belden (on w edge of Caribou Road, on w side of the North Fork of the Feather River, about 1/8 mi s of Mosquito Creek); North Fork Feather River, Caribou Road 792 Comment
  CHSC78745  Eleocharis quinqueflora Jim Battagin 2000-6-17 Plumas Butterfly Valley Botanical Area. Between Pond and Sweetwater Meadow. 1164 Comment
  CAS-BOT-BC197353  Elymus W. W. Wagner 1919-6-7 277 Plumas Sockum Creek, Vicinity of Quincy 1310 Comment
  CAS-BOT-BC227732  Elymus elymoides L. P. Janeway 1989-6-23 3390 Plumas Beckwourth Ranger District, Plumas National Forest. Upper slopes of ridge overlooking Crocker Cr from the east 1874 Comment
  RSA95477  Elymus elymoides L. S. Rose 1954-5-30 54079 Plumas Beckwourth. 1524 Comment
  UC1132968  Elymus elymoides subsp. elymoides E. Sawyer 1935-7-12 285 Plumas 3 1/2 mi e Beckwith Butte; Sierraville Quadrangle Comment
  RSA2501309  Elymus glaucus J. T. Howell 1960-7-18 35598 Plumas Lassen Volcanic National Park; Meadow near bath house, Drakesbad 1677 Comment
  RSA299615  Elymus glaucus J. T. Howell 1962-6-17 37688 Plumas Sierra Nevada; Butterfly Valley 1037 Comment
  CAS-BOT-BC206503  Elymus glaucus subsp. glaucus John Thomas Howell 1967-6-23 42667 Plumas Canyon of Butterfly Creek - Sierra Nevada` 1036 Comment
  CAS-BOT-BC206523  Elymus glaucus subsp. glaucus W. Harnach; N. Harnach 1990-6-27 419 Plumas Ramelli Ranch (USFS), so of R/R 1508 Comment
  CAS-BOT-BC206796  Elymus glaucus subsp. glaucus Alice Eastwood 1927-6-18 14700 Plumas Near Greenville. Comment
  OBI22562  Elymus hispidus Lewis S. Rose 1968-6-10 68088 Plumas Quincy 1036 Comment
  CAS-BOT-BC213817  Elymus repens John Thomas Howell 1967-6-22 42663 Plumas Court house square, Quincy - Sierra Nevada 1036 Comment
  JEPS95633  Elymus sierrae Lowell Ahart 1994-7-20 7484 Plumas N of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna 1981 Comment
  CDA13386  Elymus trachycaulus subsp. trachycaulus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13235 Plumas Sierra Nevada; Single colony on dry, +- shaded, sandy slopes above headwaters of Bull Run Creek off USFS 23N12E. Perennial, rhizomatous. Forest dominated by Pinus jeffreyi, Abies concolor. Comment
  HSC8764  Elymus trachycaulus subsp. trachycaulus L. S. Rose 1968-6-10 68095 Plumas Quincy Meadow 1037 Comment
  NY70798  Ephedra viridis M. E. P. Ames s.n. Plumas Comment
  SEINET11318857  Ephedra viridis W. Harnach, N. Harnach 1989-6-29 204 Plumas Sierra Valley, Beckwith Pass on the north side of Hwy. 70 1539 Comment
  RSA144905  Epilobium angustifolium subsp. circumvagum J. W. MacSwain 1959-8-13 59 -152 Plumas 3.5 miles east of Bucks Lake Lodge Comment
  CHSC110616  Epilobium brachycarpum B. Castro; G. Kuenster 2006-8-4 1590 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. In narrow band of dry to fairly moist sagebrush meadow downstream of small rock dam, near E edge of Thompson Creek, a 100 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  CHSC70332  Epilobium brachycarpum R. A. Schlising 1981-8-2 4180 Plumas Just N of Butte County line at Humboldt Peak, in basin draining into Scotts John Creek. 2011 Comment
  RSA59118  Epilobium brachycarpum E. K. Balls 1950-8-31 15522 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  RSA726356  Epilobium brachycarpum L. Ahart, John Dittes 2007-6-16 14144 Plumas West of a small stream, about 200 yards south of County Road 111(Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  SEINET12194588  Epilobium brevistylum L. Ahart, Ahart, P. 1985-1 5183 Plumas ca 4.5 mi NE of La Porte, Little Grass Valley Reservoir, where South Fork of Feather River flows in 1585 Comment
  CAS-BOT-BC171704  Epilobium canum subsp. latifolium Lowell Ahart 1979-8-4 s.n. Plumas Red Fir Foerst ca. 1 mi. w of Pilot Pk. 1800 Comment
  CAS-BOT-BC171707  Epilobium canum subsp. latifolium Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC19717  Epilobium canum subsp. latifolium Lowell Ahart 1974-8-15 Plumas Found along road. Ca. 1/2 mi N of Nelson Creek in Section 36 near Zumwalt Flat. Ca. 11 mi s of Sloat. 1676 Comment
  CHSC42029  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
  POM223303  Epilobium canum subsp. latifolium E. C. Sutliffe 1919-09 s.n. Plumas Gold Lake Region Comment
  RSA46328  Epilobium ciliatum Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
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Jan 23 2011
  SEINET13709649  Epilobium ciliatum Lowell William Ahart, Lowell William Ahart 2001-1 9285 Plumas Lake Davis (T24N, R13E, sec 29, NW 1/4) 5780 Ft. 1762 Comment
  CHSC40592  Epilobium ciliatum subsp. ciliatum Lowell Ahart 1985-9-26 5183 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
  JEPS113587  Epilobium ciliatum subsp. glandulosum Lowell Ahart, Josephine Guardino 2007-7-20 14345 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  SEINET12867922  Epilobium densiflorum A. Kowal, S. Batiuk 2011-9-1 NV 030 -635 Plumas Near administrative Office at Grizzly Creek Ranch. 1504 Comment
  UC1949056  Epilobium densiflorum Barbara Ertter 1988-7-25 7857 Plumas Diamond Mts ca 15 airmiles due S of Susanville; sheep camp on Pierce Creek Comment
  UC965552  Epilobium densiflorum Herbert L. Mason 1952-7-17 14380 Plumas along Western Pacific tracks just s Beckwourth; Sierra Valley 1524 Comment
  RSA515526  Epilobium foliosum J. T. Howell, H. Keith Wagnon 1980-5-28 53698 Plumas Sierra Nevada: Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River. 854 Comment
  CHSC21283  Epilobium glaberrimum subsp. glaberrimum F. T. Griggs; A. Pass 1975-8-2 293 Plumas Buck's Lake. Comment
  UC170925  Epilobium glaberrimum subsp. glaberrimum H. M. Hall 1912-7-25 9371 Plumas Middle Fork Feather River Sierra Nevada Mountains 1280 Comment
  CHSC37014  Epilobium hallianum M. S. Taylor 1982-6-14 4659 Plumas Pioneer Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 1536 Comment
  CHSC64451  Epilobium luteum B. Castro; L. Gehrung 1994-8-11 543 Plumas Ca 2 air mi SE of Pilot Peak, on the NE end of Bunker Hill Ridge, in spring on a E-facing slope along USFS Rd 22N10. Black Diamond Ridge is immediately SE. Perennial spring/waterfall extends both above and below road ca 0.2 mi N of U-shaped hairpin turn in road, on W side of the turn. 1706 Comment
  CAS-BOT-BC57895  Equisetum X ferrissii John Thomas Howell 1959-9-21 34761 Plumas N. Fk. Feather River near Belden. 701 Comment
  CHSC31267  Equisetum arvense F. T. Griggs; A. Pass 1975-7-17 228 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC56989  Equisetum arvense Lowell Ahart 1968-5-20 s.n. Plumas Sam's Camp, near Webber Lake, Lodgepole Forest 2133 Comment
  CAS-BOT-BC56999  Equisetum arvense W. I. Follett 1961-7-14 s.n. Plumas Estray Creek, 1.5 mi. below Spring Garden Comment
  CAS-BOT-BC57008  Equisetum arvense M. S. Taylor 1981-7-21 4088 Plumas Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, 1371 Comment
  RSA0091210  Equisetum arvense Bonnie C. Templeton 1968-1 11283 Plumas [No location data on label. Possibly Trinity County.] Comment
  SEINET10899883  Equisetum arvense Mary Susan Taylor 1982-5-13 Taylor 4439 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  CAS-BOT-BC57404  Equisetum laevigatum Alice Eastwood 1918-5-25 7066 Plumas Portola Comment
  SBBG115767  Eragrostis mexicana subsp. virescens W. Knight, I. Knight, J. T. Howell 1967-7-10 2190 Plumas mouth of Butterfly Crk 883 Comment
  CAS-BOT-BC284070  Eragrostis pectinacea var. pectinacea John Thomas Howell 1961-9-22 36810 Plumas Greenville, Sierra Nevada 1088 Comment
  CHSC34320  Eragrostis pectinacea var. pectinacea L. Ahart 1981-9-6 3107 Plumas Along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  HSC92439  Eragrostis pectinacea var. pectinacea L. Ahart 1981-9-6 3107 Plumas Along Indian Creek. About 1/2 mi. SW of the intersection with Hwy. 89 and Arlington Rd., about 11/2 mi. SW of Crescent Mills. 1067 Comment
  SEINET8655777  Eragrostis pectinacea var. pectinacea W. Harnach 2015-7-20 1431 Plumas Just south of the intersection of Co. Rd. A-24 and Marble Lane. 1486 Comment
  CAS-BOT-BC174154  Eremogone aculeata John Thomas Howell 1951-6-28 27689 Plumas Eureka Peak 2133 Comment
  CAS-BOT-BC174157  Eremogone aculeata M. S. Taylor 1981-6-17 3922 Plumas Top of Mt Ingalls, ca. 7 air mi se of Genesee 2551 Comment
  SEINET5336834  Eremogone aculeata A. A. Heller, P. B. Kennedy 1907-7-3 8703 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC174364  Eremogone kingii var. glabrescens Lewis S. Rose 1963-6-4 63127 Plumas Sierra Valley, 2 mi. s. of Beckwourth 1463 Comment
  SEINET14611520  Eriastrum sparsiflorum W. Harnach, N. Harnach 2002-8-8 1119 Plumas Sierra Valley, Beckwourth Pass, on N side of Hwy 70, ca 1.5 miles E of Chilcoot. 1591 Comment
  JEPS113438  Ericameria bloomeri Lowell Ahart, John Dittes 2007-8-9 14432 Plumas Along the west side of the poor road, south slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  JEPS114518  Ericameria bloomeri Lowell Ahart 2008-8-14 15199 Plumas 20 yards northwest of the metal gate, west 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
  JEPS121761  Ericameria bloomeri L. P. Janeway 2013-8-28 11197 Plumas Northern High Sierra Nevada. Plumas National Forest; along the main road around the east side of Little Grass Valley Reservoir, across the road into Red Feather Campground. Comment
  RSA0039304  Ericameria bloomeri Lowell Ahart 2008-8-14 15199 Plumas 20 yards northwest of the metal gate, west 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
  UC86504  Ericameria bloomeri Mrs. R. M. Austin 1877-1-1 Plumas Big Meadows Mt. Dyer, Big Meadows Comment
  SEINET5709307 Image available Ericameria bloomeri Lowell E. Urbatsch, D. Clark 1974-1 1512 Plumas 12.1 mi NW of Sattley along Hwy 89, abundant by roadside, sandy soil.; Sattley 1341 Comment
  CAS-BOT-BC292400  Ericameria nauseosa W. Harnach; N. Harnach 1990-10-6 533 Plumas 0.5 mile S of Dyson lane on 6 Mile 1492 Comment
  CAS-BOT-BC299439  Ericameria nauseosa var. speciosa Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC44859  Ericameria nauseosa var. speciosa Lowell Ahart 1974-10-1 650 Plumas On the west part of Buzzards Roost Ridge, about 1 mile north of Onion Valley, north of Pilot Peak. 1981 Comment
  UC1119859  Ericameria nauseosa var. speciosa C. G. Albertus 1935-8-7 254 Plumas 3 1/4 mi se of English Bar; Downieville Quad. 1554 Comment
  CAS-BOT-BC294313  Ericameria nauseosa var. speciosa John Thomas Howell 1960-7-24 35991 Plumas Kelly Camp, just south of Lassen Park 1615 Comment
  CHSC59680  Ericameria parryi var. nevadensis L. P. Janeway; Shannon Quinsey 1992-8-11 4289 Plumas Plumas National Forest. Between Dixie Creek and Coyote Hills in the northeast corner of Red Clover Valley: along Road 25N74 0.4 mi southwest of Road 26N70 and Dixie Creek. 1691 Comment
  SEINET8079307 Image available Ericameria parryi var. nevadensis J. T. Howell 1959-9-24 s.n. Plumas Near Blairsden 1341 Comment
  RSA129818  Ericameria suffruticosa C. G. Albertus 1935-8-13 264 Plumas Mt. Ingalls 2554 Comment
  CHSC76797  Erigeron annuus L. P. Janewy 1997-9-29 5362 Plumas Along Soda Creek 0.1 mi north of Hwy 70 and East Branch North Fork Feather River. Roadside opening in bottom of deep canyon. Along edges of dirt road. 944 Comment
  SEINET10475344  Erigeron decumbens var. robustior Mary Susan Taylor 1982-7-8 Taylor 4801 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  CHSC101853  Erigeron divergens Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15884 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line. 1374 Comment
  CHSC65486  Erigeron divergens L. P. Janeway 1995-9-19 4933 Plumas 1.3 mi southeast of the southern tip of Crocker Mountain and 0.3 mi northwest of Crocker Meadow. 1673 Comment
  CAS-BOT-BC295994  Erigeron divergens Gordon H. True; John Thomas Howell 1967-7-12 43383 Plumas Twain, Sierra Nevada 883 Comment
  CAS-BOT-BC296014  Erigeron divergens W. Harnach; N. Harnach 1990-6-19 398 Plumas Genessee Road, Sierra Valley 1584 Comment
  CAS-BOT-BC296017  Erigeron divergens Alice Eastwood 1927-6-18 14698 Plumas Greenville Comment
  POM39863  Erigeron eatonii Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC300423  Erigeron eatonii var. sonnei M. S. Taylor 1982-7-8 4801 Plumas On Ramelli Ranch, s side of Feather River, ca. 1 mi sw of Beckwourth 1487 Comment
  CAS-BOT-BC300837  Erigeron glacialis var. glacialis Anna Head 1920-7-1 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC300834  Erigeron glacialis var. glacialis Ella Dales Cantelow 1941-7-20 3515 Plumas 10 mi. s. of Quincy rd to La Porte 1981 Comment
  CAS-BOT-BC295215  Erigeron inornatus L. P. Janeway 1990-8-24 3833 Plumas Plumas National Forest, Beckwourth Ranger District. SE-facing slope above Crystal Cr ca 1 1/2 mi W of Red Clover Cr. 1889 Comment
  JEPS114526  Erigeron inornatus var. inornatus Lowell Ahart 2008-8-14 15198 Plumas 20 yards northeast of the metal gate, east side for 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
  JEPS87536  Erigeron inornatus var. inornatus Lowell Ahart 1993-9-24 7266 Plumas e side of Cleghorn Bar Road near Monitor Flat (about 3 mi nw of Pilot Peak) 1828 Comment
  CHSC72434  Erigeron lassenianus var. deficiens L. P. Janeway; B. Castro 1995-8-23 4898 Plumas Junction of Lumpkin Ridge Road and the '94' road; on the divide between Fall River and Black Rock Creek; about 1 mi northwest of Little Grass Valley Reservoir. 1735 Comment
  CHSC60070  Erigeron lassenianus var. lassenianus L. P. Janeway 1992-6-8 4224 Plumas Plumas National Forest. About 0.3 mi south of Hwy 70/89 at Lee Summit. 1359 Comment
  JEPS49080  Erigeron lassenianus var. lassenianus Lewis S. Rose 1966-7-26 66048 Plumas 3 mi w Keddie; Butterfly Valley 1066 Comment
  CDA14001  Erigeron peregrinus var. callianthemus G. F. Hrusa, T. D. Wilfred 1997-6-26 13918 Plumas Sierra Nevada; About Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CAS-BOT-BC295785  Erigeron petrophilus var. sierrensis L. P. Janeway 1993-7-15 4442 Plumas Plumas National Forest, Quincy Ranger District. Flat on top of saddle between Bean Creek (a tributary of upper Spanish Creek) and Berry Creek (a tributary of East Branch North Fork Feather River) 1569 Comment
  CDA42424  Erigeron petrophilus var. sierrensis D. G. Kelch 2012-9-19 12 .374 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  UCD132019  Erigeron pumilus var. intermedius Lewis S. Rose 1966-7-28 66071 Plumas Quincy. 1066 Comment
  CAS-BOT-BC300270  Erigeron reductus var. reductus Anna Head 1920-7-1 s.n. Plumas Feather River Region 2377 Comment
  JEPS100498  Erigeron reductus var. reductus Dean W. Taylor 2001-7-9 17826 Plumas Round Lake, Lakes Basin, along the Round Lake trail just about 200 meters East from the small unnamed tarn East of Round Lake Mine (site) Comment
  CAS-BOT-BC256170  Eriogonum douglasii var. meridionale Clare B. Hardham 1961-6-16 7477 Plumas Diamond Peak, Sierra Nevada Mountains 457 Comment
  CHSC95096  Eriogonum douglasii var. meridionale L. P. Janeway; B. Castro 2006-6-3 8659 Plumas Northern High Sierra Nevada. West side of junction between upper and lower parts of Thompson Valley 1.9 km north of the mouth of McReynolds Creek at Red Clover Creek. Open south-facing slope between yellow pine forest and meadow. 1673 Comment
  HSC95796  Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at junction of FS Rds. 28N01 and 28N70 on flat W of highway, 11.9 mi. NNW of Beckwourth 1707 Comment
  SEINET13095705  Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 miles NNW of Beckwourth. 1707 Comment
  CHSC53046  Eriogonum elatum var. villosum L. P. Janeway 1989-7-6 3457 Plumas Plumas National Forest Beckwourth Ranger District. South-facing volcanic outcrop 'barren' area, above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 0.7 mi on rd 23N48. 1645 Comment
  CHSC25499  Eriogonum lobbii L. Ahart 1977-8-2 Plumas Ca. 1 mi w of Pilot Pk., which is ca. 15 mi ne of La Porte. 2000 Comment
  RSA766341  Eriogonum marifolium Joseph A. Ewan 1934-7-16 8523 Plumas Mt. Elwell trail above Long Lake. Sierra Nevada. 2073 Comment
  UC723802  Eriogonum marifolium Joseph Andorfer Ewan 1934-7-16 8522 Plumas Mt. Elwell trail above Long Lake 2072 Comment
  CHSC34729  Eriogonum marifolium var. marifolium M. S. Taylor 1981-6-17 3917 Plumas On top of Mt Ingalls, ca. 7 air mi se of Genesee. 2551 Comment
  CAS-BOT-BC263305  Eriogonum marifolium var. marifolium F. Ehrendorfer 1959-1-1 s.n. Plumas Chester 1524 Comment
  CHSC60543  Eriogonum nudum var. deductum L. P. Janeway 1992-7-10 4258 Plumas Plumas National Forest Beckwourth Ranger District Cascade Compartment. About 1/2 mi northeast of top of Grizzly Ridge in upper Joseph Creek. 2087 Comment
  UC917108  Eriogonum nudum var. oblongifolium K. L. Olsen 1949-7-31 25 -A Plumas 2 mi n, on road to Caribou Howells; Feather River Canyon Comment
  SEINET5330937  Eriogonum nudum var. oblongifolium A. A. Heller, P. B. Kennedy 1907-7-16 8867 Plumas Grade between Genessee Valley and Summit Comment
  UCD100549  Eriogonum nudum var. oblongifolium John Thomas Howell 1973-7-9 49721 Plumas Round Valley. 1371 Comment
  RSA59908  Eriogonum nudum var. pubiflorum E. K. Balls 1950-9-14 15823 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  SEINET10479536  Eriogonum ovalifolium var. nevadense Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3873 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
  RSA21706  Eriogonum pedunculatum Carl B. Wolf 1937-8-6 9066 Plumas Northern Sierra Nevada, Mohawk Valley, 2 mi N of Blairsden. 1341 Comment
  CAS-BOT-BC269949  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas Side of Mt. Elwell, Lakes Basin Area 2225 Comment
  RSA201373  Eriogonum spergulinum var. reddingianum J. T. Howell 1960-7-18 35577 Plumas Wooded meadow borders. Drakesbad. 1677 Comment
  SD46521  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas Side of Mt. Elwell, Lakes Basin area 2225 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
  CAS-BOT-BC267494  Eriogonum umbellatum Lowell Ahart 1986-7-25 5371 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak 1828 Comment
  CAS-BOT-BC267497  Eriogonum umbellatum M. S. Taylor 1982-7-21 4892 Plumas Around s end of Bachs Creek Ridge, ca. 5 mi se of Quincy 1752 Comment
  CAS-BOT-BC267504  Eriogonum umbellatum John Thomas Howell 1974-9-20 50899 Plumas About 2 miles from Spring Garden on road to Quincy 1158 Comment
  CHSC70269  Eriogonum umbellatum var. ahartii B. Castro; R. Fallscheer, R. Zebell 1989-8-7 365 Plumas Ca 2.5 air mi S of Bucks Lake, on the south flank of Red Mtn, at jcn of USFS Rds 23N18, 23N15 and 23N69. 1786 Comment
  NY381117  Eriogonum umbellatum var. dumosum R. M. Austin 1875-1 185 Plumas Comment
  CHSC53060  Eriogonum umbellatum var. modocense L. P. Janeway 1989-7-6 3456 Plumas Plumas National Forest Beckwourth Ranger District Jackson. South-facing volcanic outcrop 'barren' area, above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 0.7 mi on rd 23N48. 1645 Comment
  CAS-BOT-BC262070  Eriogonum umbellatum var. nevadense Emily McPherson 1976-11-7 76- 32 -7 Plumas 5 mi. north of Beckwourth 2055 Comment
  CAS-BOT-BC262071  Eriogonum umbellatum var. nevadense Gladys L. Smith 1959-6-20 1250 Plumas Plumas - Sierra county line on Gold Lake to Feather River route 1828 Comment
  CAS-BOT-BC262079  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-6-7 4612 Plumas On open ridge between Ramelli Ranch and Portola, ca. 2 mi e of Portola 1737 Comment
  CHSC39994  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-8-18 5011 Plumas Summit of Mt Ingalls, ca. 9 air mi ne of Sloat. 2551 Comment
  JEPS113562  Eriogonum umbellatum var. nevadense Lowell Ahart, John Dittes 2007-6-17 14153 Plumas About 20 yards southwest of Red Clover Creek, about 20 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CHSC63468  Eriogonum umbellatum var. polyanthum Lowell Ahart 1994-7-28 7528 Plumas Northeast of Frenchman Hill, southwest of Bucks Lake. 1706 Comment
  CHSC77060  Eriogonum umbellatum var. polyanthum L. P. Janeway 1996-8-9 5063 Plumas At eastern end of Red Mountain, about 2 mi south of Haskins Valley; on west side of Road 18 at junction with Road 23N69. 1792 Comment
  JEPS56183  Eriogonum umbellatum var. polyanthum W. L. Jepson 1918-8-16 8020 Plumas Genesee Valley 1097 Comment
  LA207055  Eriogonum umbellatum var. polyanthum C. W. Hallis; 1928-6-30 sn Plumas Mount Lassin National Forest, From the inside of the crater of Cinder Cave, Drakesbad Comment
  RSA769021  Eriogonum umbellatum var. polyanthum L. Ahart 2008-8-13 15192 Plumas About 100 yards north of Kenzie Ravine and the road, about 0.5 miles east of Little Grassy Valley Reservoir, about 4 air miles northeast of La Porte. 1599 Comment
  JEPS115130  Eriogonum ursinum Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16216 Plumas On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  UC584345  Eriogonum ursinum G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2240 Plumas n Engelmine (sw slope and ridge crest Red Rock); Red Rock Comment
  CAS-BOT-BC262272  Eriogonum ursinum M. S. Taylor 1982-8-4 4914 Plumas Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy Comment
  RSA238655  Eriogonum ursinum James L. Reveal 1971-6-23 2468 Plumas Along California Highway 89, 4 mi. northwest of Greenville and about 4 mi. southeast of Canyondam. 1220 Comment
  CHSC36194  Eriogonum ursinum var. ursinum M. S. Taylor 1982-7-21 4898 Plumas Summit of Little Volcano, ca. 5 mi se of Quincy. 1767 Comment
  CHSC80860  Eriogonum ursinum var. ursinum Lowell Ahart 2001-7-17 8925 Plumas Outcrops, on the southeast side of a logging road, southeast of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS56138  Eriogonum vimineum W. L. Jepson 1939-8-12 19394 Plumas Ferris Creek, branch of Last Chance Creek Ferris Creek, Last Chance Creek 1767 Comment
  SCFS2089  Eriogonum vimineum N. Rechen 1964-7-16 134 Plumas 6 mi N of Sierraville by roadside 1501 Comment
  UC965635  Eriogonum vimineum Herbert L. Mason 1952-7-17 14379 Plumas 3 mi from Loyalton (on road to Beckwourth); Sierra Nevada, Sierra Valley 1524 Comment
  UCD101531  Eriogonum vimineum Lewis S. Rose 1966-7-26 66046 Plumas Injun Jim Camp near Belden. 670 Comment
  CHSC58181  Eriophorum gracile Vernon H. Oswald 1992-6-18 5005 Plumas Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  CHSC21660  Eriophyllum lanatum D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  SD230169  Eriophyllum lanatum var. grandiflorum Louis C. Wheeler 1959-7-15 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  RSA0091950  Eriophyllum lanatum var. grandiflorum Bonnie C. Templeton 1968-1 11272 Plumas [No location information on label.] Comment
  CAS-BOT-BC308260  Eriophyllum lanatum var. integrifolium Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi. W of Pilot Pk. 1800 Comment
  CAS-BOT-BC308261  Eriophyllum lanatum var. integrifolium Lowell Ahart 1983-8-17 s.n. Plumas South of Onion Valley, west of Pilot Pk., near the Quincy La Porte Road, north-east of La Porte 2000 Comment
  CAS-BOT-BC308269  Eriophyllum lanatum var. integrifolium L. Constance 1933-7-5 115 Plumas Slopes above the Feather River, 3 miles east of Keddie Comment
  CHSC48158  Eriophyllum lanatum var. integrifolium Vernon Oswald 1986-7-10 2188 Plumas LaPorte-Quincy Rd. at S. Fork of Feather R. 1965 Comment
  JEPS34641  Eriophyllum lanatum var. integrifolium W. L. Jepson 1910-6-16 4137 Plumas near Keddie 1066 Comment
  CAS-BOT-BC308257  Eriophyllum lanatum var. integrifolium W. Harnach; N. Harnach 1990-6-16 396 Plumas Hindoo Ranch 1490 Comment
  SEINET10475143  Eriophyllum lanatum var. integrifolium Mary Susan Taylor 1981-7-22 Taylor 4108 A Plumas T24N R11E nw 1/4 nw 1/4 sec 5. Spring Garden quad. Slope of hill, ca. 1/4 mi S of 26N21, ca. 0.5 mi W of Pine Creek Valley, ca. 7 air mi N of Spring Garden. 2316 Comment
  CHSC62410  Eryngium alismifolium L. P. Janeway 1993-8-19 4530 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River ca 1.3 mi west of Beckwourth. 1485 Comment
  RSA34823  Eryngium alismifolium Roxana S. Ferris, Laura Lorraine 1941-8-9 10424 Plumas At Lake Almanor Public Camp (near village) Comment
  CAS-BOT-BC54324  Erysimum capitatum L. P. Janeway 1990-6-19 3721 Plumas Plumas National Forest. Beckwourth Ranger District. Rattlesnake Compartment. 1402 Comment
  CHSC21689  Erythranthe breweri D. Brink; L. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  CHSC97004  Erythranthe breweri B. Castro 2005-7-7 1489 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. In center of large meadow. 1584 Comment
  CHSC97470  Erythranthe breweri Lowell Ahart; John Dittes 2007-6-16 14151 Plumas On the sides 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
  CHSC43356  Erythranthe glaucescens Lowell Ahart 1975-7-2 829 Plumas On the west side of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  CHSC40655  Erythranthe guttata Lowell Ahart 1985-9-26 5179 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
  SD77330  Erythranthe guttata F. W. Pennell, A. A. Heller 1940-6-5 25689 Plumas Wet granite soil below bluff, Route 24, along Feather River, below Belden 487 Comment
  RSA0123900  Erythranthe willisii J. T. Howell 1951-6-26 27540 Plumas Feather River Canyon; Sierra Nevada. 854 Comment
  CAS-BOT-BC505245  Erythronium grandiflorum W. W. Wagner 1919-5-18 260 Plumas Along tributary of Massack Creek 1432 Comment
  UC337904  Erythronium purpurascens J. G. Lemmon Aug. 1875 Plumas Comment
  CAS-BOT-BC505254  Erythronium purpurascens Elmer I. Applegate 1929-6-21 5802 Plumas Drakesbad, head of Warner Valley, Mt. Lassen National Park Comment
  CAS-BOT-BC403356  Eschscholzia californica A. A. Heller 1938-7-2 15239 Plumas 3 miles east of Quincy 1097 Comment
  JEPS51730  Eschscholzia californica W. L. Jepson 1939-8-16 19427 Plumas Dixie Valley; w arm 1767 Comment
  UC178475  Eschscholzia californica Katharine Brandegee Plumas Portola Comment
  CAS-BOT-BC310386  Eucephalus breweri M. S. Taylor 1981-7-17 4032 Plumas Bear Lakes trail in Lakes Basin; ca. 1/2 mi s of jct of trail to Gold Lake Lodge, ca. 6 air mi s of Mohawk 1981 Comment
  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-BC310535  Eurybia integrifolia Robert J. Weatherby 1955-8-12 1683 Plumas Meadow on upper Clear Creek, near Spanish Peak 1828 Comment
  CHSC98709  Eurybia radulina L. P. Janeway 2007-8-13 9191 Plumas Northern High Sierra Nevada. Along Road 24N31 low in a small drainage between Schneider Creek and Little Schneider Creek about 0.6 km southeast of the U.C. Forestry Camp.. 1222 Comment
  JEPS114521  Eurybia radulina Lowell Ahart 2008-8-14 15211 Plumas 300 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  JEPS102603  Euthamia occidentalis Lowell Ahart 2001-10-16 9368 Plumas On the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1365 Comment
  CAS-BOT-BC413893  Fallopia convolvulus David D. Keck 1932-7-3 1669 Plumas Quincy, in the Northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC278463  Festuca idahoensis A. A. Heller; P. B. Kennedy 1907-7-8 8764 a Plumas Grade between Greenville and Prattville Comment
  CAS-BOT-BC278846  Festuca occidentalis John Thomas Howell 1962-6-17 37681 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC279016  Festuca rubra David D. Keck 1944-7-8 5439 Plumas S. end of Lake Almanor, E. side of dam 1341 Comment
  CDA28223  Festuca subulata L. Ahart 2004-7-27 11315 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 Comment
  JEPS115900  Festuca subulata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16107 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
  CHSC65169  Floerkea proserpinacoides Lowell Ahart 1995-8-7 7607 Plumas In a small meadow, south of the Pacific Crest Trail, south of a poor dirt road, north-east of the weather station, about 1/2 mile (air) west of Pilot Peak. 1981 Comment
  CAS-BOT-BC55669  Frangula purshiana A. A. Heller 1915-7-7 12050 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  RSA726870  Frangula purshiana L. P. Janeway 2007-8-12 9159 Plumas Northern High Sierra Nevada. Soapstone Hill, ridgetop along north side of Oroville-Quincy Hwy 0.4 mi east of Frog Rock. Comment
  SEINET7417565 Image available Frangula purshiana A. A. Heller 1915-1 12070 Plumas near summit of Soapstone Ridge in the Sierra Nevada; 12 mi W of Bucks 1676 Comment
  CHSC98917  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-15 9195 Plumas Northern High Sierra Nevada. Granite Basin, along an unnamed northeastern branch of Little North Fork Middle Fork Feather River, near its head, near the Road 23N95Y crossing. Near and with the riparian strip along the creek. 1588 Comment
  HSC100815  Frangula purshiana subsp. annonifolia L. P. Janeway, B. Castro 2007-8-18 9200 Plumas Along Squirrel Creek and Rd. 401, 1.9 km NE of Hwy. 70/89 and Williams Loop (railroad). 387 Comment
  HSC99926  Frangula purshiana subsp. annonifolia Stephen Edwards Sep 2006 Plumas Jamison Canyon, 1 mi. W of campground. Plumas-Eureka State Park 1601 Comment
  JEPS114186  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-13 9190 Plumas Northern High Sierra Nevada. At Road 23N20 crossing of Little Schneider Creek. Comment
  RSA739860  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-12 9160 Plumas Northern High Sierra Nevada, Meadow at a northeastern headwaters of Marble Creek, along road 23N18D 150m SW of road 18, Northern end of Rock Island Ridge, 1.3km SSE of Soapstone Hill. 1603 Comment
  SBBG26937  Frangula purshiana subsp. annonifolia A. A. Heller 1915-7-7 Plumas near summit of Soapstone ridge, 12 mi W of Bucks [Bucks Lake] 1676 Comment
  CHSC108712  Frangula purshiana subsp. ultramafica B. Castro; L. P. Janeway 2001-7-22 1353 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. In open rocky areas up from road (the western extension of USFSRd 23N69). 1798 Comment
  JEPS113884  Frangula purshiana subsp. ultramafica L. P. Janeway 2007-5-20 8982 Plumas Northern High Sierra Nevada; Top of Red Hill 1929 Comment
  HSC99909  Frangula rubra subsp. obtusissima J. O. Sawyer, & J. P. Smith 2004-7-15 4577 Plumas Along Clear Creek at F.S. Rd. 25N14, Plumas National forest 1454 Comment
  CAS-BOT-BC53797  Frangula rubra subsp. rubra Lewis S. Rose 1954-5-30 54070 Plumas Johnsville 1600 Comment
  SD6484  Fritillaria atropurpurea Daniel Cleveland Jul 1882 Plumas Big Meadows. Comment
  CAS-BOT-BC505269  Fritillaria atropurpurea Mary Strong Clemens 1920-5-28 s. n. Plumas Crystal Lake Comment
  CAS-BOT-BC508206  Fritillaria atropurpurea Alice Eastwood 1927-6-1 14519 Plumas US Forest reserve, Forest Lodge, Greenville Comment
  RSA52952  Fritillaria atropurpurea R. Weatherby 1950-5-31 1436 Plumas West shore of Lake Almanor 1418 Comment
  CAS-BOT-BC506201  Fritillaria micrantha L. S. Rose 1931-4-13 s.n. Plumas Woodleaf Comment
  CHSC21708  Galium F. T. Griggs; A. Pass 1975-7-3 78 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC97195  Galium bifolium Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14000 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
  UC1075693  Galium bifolium Robert J. Weatherby 1955-6-26 1546 Plumas Mud Lake Lakes Basin Area (on volcanic cliff) 2194 Comment
  CHSC40862  Galium bolanderi K. R. Stern 1985-6-25 8246 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC43370  Galium grayanum Lowell Ahart 1974-10-1 641 Plumas On the west part of the Buzzard's Roost Ridge, about 1 mile north of Onion Valley, about 1 1/2 miles north-west of Pilot Peak. 1981 Comment
  POM69209  Galium grayanum var. grayanum Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. On the Big Divide. 1829 Comment
  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
  CHSC20813  Galium triflorum K. R. Stern 1975-7-24 5827 Plumas Lake Almanor. 1371 Comment
  CAS-BOT-BC144394  Garrya fremontii Alice Eastwood 1927-6-1 14682 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC144397  Garrya fremontii John Thomas Howell 1959-9-21 34780 Plumas N. Fk. Feather River near Belden 701 Comment
  CHSC32526  Garrya fremontii M. S. Taylor; L. Hanson 1981-3-5 3399 Plumas On n side of Hwy 70, in Serpentine Canyon, ca. 5 mi e of Belden. 853 Comment
  SBBG50219  Garrya fremontii J. T. Howell 1959-9-26 Plumas near Keddie 1005 Comment
  UCR17018  Gayophytum diffusum subsp. parviflorum Harlan Lewis, M. Lewis 1962-8-15 1521 Plumas About 2 mi SW of Blairsden. 1373 Comment
  POM271771B  Gayophytum heterozygum Lyman Benson 1932-7-29 3994 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  UC1176844  Gayophytum ramosissimum Lewis S. Rose 1955-7-19 55153 Plumas Beckworth Pass 1493 Comment
  UC405460  Gentiana calycosa Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC1191689  Gentiana newberryi Malcolm A. Nobs and S. Galen Smith 1949-8-19 1451 Plumas Butterfly Valley Comment
  CAS-BOT-BC217429  Gentianopsis holopetala Martine Telford 1966-9-13 1 Plumas Darlingonia Bog, northernmost area in Butterfly Valley, Sierra Nevada Comment
  UC405456  Gentianopsis holopetala Mrs. R. M. Austin 1895-1 Plumas Ferndale Comment
  CHSC97794  Gentianopsis simplex L. P. Janeway 2007-8-12 9172 Plumas Northern High Sierra Nevada. 'Linnea Fen;' along Road 23N73Y 0.8 km north-northwest of Oroville-Quincy Hwy and Grizzly Summit. 1771 Comment
  CAS-BOT-BC459556  Geum macrophyllum David D. Keck 1932-7-3 1697 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  CHSC89549  Geum triflorum G. D. Barbe; T. C. Fuller 1982-6-17 3840 Plumas Northern California. Plumas National Forest. East shore of Frenchman Lake; Crystal Fishing Access. Arm of the lake at the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  RSA95715  Gilia brecciarum Verne Grant 1955-6-8 20858 Plumas 17 miles north of Reno on Hwy 395 1311 Comment
  JEPS113799  Gilia capillaris Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13994 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
  SEINET10496735  Gilia capillaris Mary Susan Taylor 1981-8-4 Taylor 4156 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
  SEINET11268240  Gilia capillaris Lowell Ahart 2001-7-17 8907 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.; 0 1829 Comment
  RSA148689  Gilia capitata Clare B. Hardham 1961-6-15 7398 Plumas Between Taylorsville and Indian Falls Comment
  RSA63405  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  UC932069  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas on Oroville Road 1 mi from Cascade (Lava Cap, southwestern Plumas County); Lava Cap, 1 mi from Cascade 1371 Comment
  UC367215  Gilia capitata subsp. pedemontana J. G. Lemmon and wife Sep 1883 Plumas American Val American Val (N. Cal.) Comment
  SEINET3163619  Gilia leptalea E. K. Balls 1950-9-5 15673 Plumas 0.5 mi. off Hwy 24, on La Porte Rd., e. of Quincy, Thompson Valley 1097 Comment
  SEINET8655876  Gilia sinuata W. Harnach 2014-4-29 1384 Plumas Sierra Valley, on Frenchman Road, then 1.45 miles NE on FR 24N88, 1.2 miles N of Chilcoot. 1654 Comment
  RSA239263  Glyceria borealis R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42329 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest. 1159 Comment
  UCD85118  Glyceria elata Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  CDA6023  Gnaphalium palustre L. P. Janeway 2001-7-25 7387 Plumas High Cascade Range; Southwest side of Lake Almanor, below high water line, about 100 meters out; near Highway 89 2.3 km north-northwest of Almanor West Road. Comment
  CAS-BOT-BC307386  Gnaphalium palustre J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk. new road 1524 Comment
  JEPS34062  Gnaphalium palustre H. M. Wheeler 1944-8-23 Plumas Cascade Comment
  JEPS114912  Gratiola ebracteata Lowell Ahart 2008-7-9 15063 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte 1689 Comment
  CDA6088  Grindelia camporum T. C. Fuller 1957-9-16 333 -57 Plumas Virgilia. 0 Comment
  CAS-BOT-BC304929  Grindelia hirsutula John Thomas Howell 1959-9-21 34826 Plumas Greenville 1088 Comment
  SEINET5709450 Image available Grindelia squarrosa Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7718 Plumas Collected along Road 70, at Chilcoot.; Chilcoot 1544 Comment
  JEPS113904  Grindelia squarrosa var. serrulata L. P. Janeway 2007-8-14 9192 Plumas Northern High Sierra Nevada, Plumas National Forest; along Frenchman Lake Road and Little Last Chance Creek, 2.0 road km S of Frenchman Dam 1650 Comment
  SEINET3891107  Habenaria sparsiflora D. W. McNeal 1990-8-10 3780 Plumas Beside the rd. from Gold Lake to Mills Peak L.O. (Church Meadows Rd.).; 0 Comment
  UCR244689  Hackelia J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-24 54279 Plumas Sierra Nevada Mtns., C. 1.3 miles southeast [presumably on Mt. Hough Crystal Lake Rd.] of Mt. Hough on road to Quincy 2043 Comment
  POM126236  Hackelia micrantha H. M. Hall 1912-7-11 9344 Plumas Long Lake. Comment
  UC1075689  Hackelia micrantha Robert J. Weatherby 1955-7-2 1576 Plumas creek below Bear Ridge (near Taylor Lake) 2072 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
  CDA14730  Hackelia nervosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3258 Plumas Mount Hough-Crystal Lake Road, 1.4 miles below (southeast of) Mt. Hough summit. 1950 Comment
  CHSC46634  Hackelia nervosa Lowell Ahart 1989-7-2 6354 Plumas North of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles north-east of La Porte. 2103 Comment
  CHSC76045  Hackelia nervosa G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3068 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  RSA189339  Hackelia nervosa L. S. Rose 1967-7-11 67163 Plumas Summit Mt. Hough. 2212 Comment
  RSA31767  Hackelia nervosa A. A. Heller 1942-8-14 10521 Plumas Below the Sulphur Works Checking Station. Comment
  SEINET10474687  Haplopappus bloomeri Mary Susan Taylor 1982-9-13 Taylor 5129 Plumas T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft. 1487 Comment
  SEINET11841727  Haplopappus bloomeri W. Knight, Knight, I. 1983-1 4912 Plumas 2 mi out of Chester on road to Drakesbad Comment
  JEPS39291  Hastingsia alba unknown 1965-7-1 57 .988 Plumas Comment
  CAS-BOT-BC508335  Hastingsia alba John Thomas Howell 1962-6-16 37646 Plumas Feather River North Fork on road to Caribou, Sierra Nevada 731 Comment
  CAS-BOT-BC302327  Hazardia squarrosa var. squarrosa Lowell Ahart 1977-8-2 1537 Plumas Sutter Buttes Area. One mile west of Pilot Peak, which is about 15 miles north of La Porte 2000 Comment
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Oct 30 2018
  CHSC36392  Hazardia whitneyi Kirsten Tarp 1981-8-2 59 Plumas Eagle Rocks, ca. 30 mi ne of Chico. 2151 Comment
  CHSC34908  Helenium bigelovii M. S. Taylor 1981-7-21 4087 Plumas Along creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, ca. 3 mi n of Spring Garden. 1371 Comment
  CHSC91749  Helenium bigelovii G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16277 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area. In bog. 1158 Comment
  CAS-BOT-BC306696  Helenium bigelovii Donald Myrick 1968-6-18 1941 Plumas In Butterfly Valley, four miles northwest of Quncy 1036 Comment
  CAS-BOT-BC314726  Helianthella californica var. californica W. Harnach; N. Harnach 1990-6-19 397 Plumas Genessee Road 1584 Comment
  SEINET9349617  Helianthella californica var. nevadensis Unknown 1982-6-15 3699 Plumas Plumas National Forest Comment
  CAS-BOT-BC305545  Helianthus bolanderi John Thomas Howell 1959-9-21 34828 Plumas Greenville 1088 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-BC306030  Hemizonia congesta subsp. clevelandii John Thomas Howell 1961-9-23 36825 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC306031  Hemizonia congesta subsp. clevelandii John Thomas Howell 1961-9-23 36825 Plumas Indian Valley 1082 Comment
  SD7637  Heracleum maximum Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  CAS-BOT-BC55289  Hesperis matronalis M. S. Taylor 1982-6-9 4618 A Plumas Along Bucks Lake Road, ca. 0.25 mile northeast of Meadow Valley Inn. 1219 Comment
  CHSC35900  Hesperochiron pumilus M. S. Taylor 1982-5-6 4407 Plumas On wet clay serpentine ridge, ca. 3/4 mi ne of 24N29, ca. 1 mi e of Meadow Valley. 1158 Comment
  SJSU2607  Hesperocyparis bakeri C. R. Quick & H. F. Wilcox 1962-10-1 Plumas 1.5 mi W of Wheeler Peak on N & E borders of an open lava cap Comment
  HSC15822  Hesperolinon micranthum L. S. Rose 1967-7-11 67158 Plumas Mt. Hough Rd., 2 mi. NE of Quincy Jct. 1220 Comment
  RSA795666  Hesperolinon micranthum L. Ahart 2012-7-1 18260 Plumas On the sides and in the gutter of the dirt road to the large pipe, about 0.25 miles east of Caribou Road, about 3.5 air miles northeast of Belden. 808 Comment
  UC1601219  Hesperolinon micranthum Helen K. Sharsmith 1955-6-28 4521 Plumas about 1 mi below Virgilia; East Branch of North Fork of Feather River 762 Comment
  UCD110550  Hesperolinon micranthum Lewis S. Rose 1967-7-11 67158 Plumas Mt. Hough Road, 2 mi. ne. of Quincy Junction. 1219 Comment
  SBBG128791  Heterocodon rariflorum L. Ahart 2008-8-14 15209 Plumas W edge of small wet meadow, ca. 150 yards NE of the good logging rd (Forest Rd 22N68), W of the S Fork of the Feather River, ca. 1/2 mi SW of the Feather Fork Mine, ca. 1 mi NE of Little Grass Valley Reservoir 1600 Comment
  CAS-BOT-BC311017  Heterotheca oregona John Thomas Howell 1959-9-26 35077 A Plumas Feather River Canyon (north fork) 1 mile above 2000 ft. marker Comment
  UC194083  Heterotheca oregona var. rudis Lemmon May 1878 Plumas Banks of Susan River Susan River Comment
  CAS-BOT-BC310920  Heterotheca villosa Lewis S. Rose 1955-7-19 55150 Plumas Vinton 1505 Comment
  CAS-BOT-BC310921  Heterotheca villosa John Thomas Howell 1977-8-11 52670 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CAS-BOT-BC312292  Heterotheca villosa var. minor John Thomas Howell 1951-6-27 27632 Plumas Jamison Creek, Sierra Nevada 1828 Comment
  JEPS101248  Heterotheca villosa var. minor Dean W. Taylor 2000-8-8 17550 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  UC54114  Heterotheca villosa var. minor H. M. Hall and E. B. Babcock Jul 1903 4435 Plumas Indian Valley; Sierra Nevada Mountains 1097 Comment
  RSA795001  Heuchera micrantha var. erubescens L. Ahart, John Dittes 2009-7-15 16101 Plumas East of the power line on the south side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  CAS-BOT-BC319606  Hieracium albiflorum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC316042  Hieracium scouleri Emily McPherson 1975-8-31 75- 74 -4 Plumas Above Gold Lake to Mt. Elwell in Lakes Basin, Sierra Nevada 1981 Comment
  CHSC37006  Hippuris vulgaris M. S. Taylor 1982-8-27 5069 Plumas Ramelli Ranch where Feather River crosses RR tracks, ca. 1.5 mi sw of Beckwourth. 1487 Comment
  CDA17247  Holcus lanatus G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16274 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  JEPS26683  Holodiscus discolor P. C. Hutchison 1961-6-9 2116 Plumas 2 miles south of Rich Bar; Feather River, US Alt. 40; canyon of the north fork of the Feather River along highway US Alt. 40, on serpentine cliff above road, at bridge, 2 miles south of (below) Rich Barr. Comment
  CAS-BOT-BC152717  Holodiscus microphyllus var. microphyllus Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  RSA232862  Hordeum brachyantherum L. S. Rose 1968-6-10 68084 Plumas Quincy 1037 Comment
  SEINET10507463  Hordeum brachyantherum Mary Susan Taylor 1982-6-28 Taylor 4768 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
  CAS-BOT-BC284648  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1951-6-27 27571 Plumas Johnsville 1584 Comment
  CHSC97531  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart; John Dittes 2007-6-16 14150 Plumas On the bottom of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  UC1132103  Hordeum brachyantherum subsp. brachyantherum E. Sawyer 1935-6-7 83 Plumas 3 3/4 mi ssw Sugarloaf Peak; Sierraville Quad. Comment
  UCD85415  Hordeum brachyantherum subsp. brachyantherum Lewis S. Rose 1968-6-10 68084 Plumas Quincy. 1036 Comment
  HSC100762  Horkelia fusca subsp. parviflora Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16145 Plumas W side of F.S. Rd. 27N92K, E side of Long Valley, 3.5 (air) mi. WSW of Greenville, 5.2 (air) mi. SE of Lake Almanor Dam. 1607 Comment
  CHSC114317  Horkelia fusca subsp. parviflora G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3149 Plumas Long Valley, 0.4 mile south of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  UCD147793  Horkelia fusca var. parviflora Allyson Ayalon; Lucie Jerabkova 2012-8-1 146 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC514268  Horkelia fusca var. pseudocapitata David D. Keck; A. Gustafsson 1938-8-9 4904 Plumas 3 mi S of Beckwith, Sierra Valley, on road to Loyalton 1490 Comment
  SEINET11910372  Horkelia tridentata I. Knight, Knight, W. 1983-1 4906 Plumas In Yellow Pine Forest plant community, 4 mi N of Chester on rd to Drakesbad Comment
  CAS-BOT-BC201085  Hosackia crassifolia Alice Eastwood 1927-6-17 14658 Plumas Long Valley, United States Forest Reserve Comment
  CHSC82953  Hosackia oblongifolia var. oblongifolia L. P. Janeway; B. Castro 2002-8-11 7699 Plumas Northern High Sierra Nevada. Along both sides of Oroville-Quincy Hwy (and into adjacent meadow) 0.5 km west of Road 23N73Y; at head of Little Grizzly Creek. 1658 Comment
  POM147080  Hydrophyllum occidentale Alice Eastwood 1927-06 14630 Plumas United States Forest Reserve, Road from Long Valley to Greenville Comment
  CHSC40358  Hypericum anagalloides Lowell Ahart 1985-7-11 5128 Plumas On dry sand bars, below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. 1584 Comment
  CHSC54479  Hypericum formosum var. scouleri Vernon H. Oswald; Lowell Ahart 1991-7-30 4779 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). Common on a marshy slope bordering the creek. 1777 Comment
  JEPS66825  Hypericum formosum var. scouleri R. H. Platt 1891-1 Plumas near Big Meadows; the Sierras Comment
  SD230244  Hypericum perforatum Louis C. Wheeler 1959-7-16 7582 Plumas Quincy Comment
  CAS-BOT-BC401442  Hypericum scouleri W. W. Wagner 1919-7-2 306 Plumas Taylor Creek 1219 Comment
  CAS-BOT-BC88639  Idahoa scapigera John Thomas Howell 1975-6-16 51162 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  UC1123698  Ipomopsis aggregata G. T. Nordstrom 1934-8-8 251 Plumas n Sierra Valley Foothills Sierra quad 1554 Comment
  JEPS798  Ipomopsis aggregata W. L. Jepson 1927-6-23 12309 Plumas Camp Kelley Warren Creek 1584 Comment
  HSC101676  Iris hartwegii Dillon North Davis 2013-6-6 41 Plumas 9.7 miles south on FS Road 25N17 from intersection with Highway 70. 1576 Comment
  CAS-BOT-BC135733  Iris hartwegii Mrs. H. C. Cantelow 1949-6-10 2 Plumas About 5 miles n. w. of Quincy Comment
  RSA74315  Iris hartwegii subsp. pinetorum Milo S. Baker 1952-5-24 12446 Plumas In canyon above Pine Valley, Hwy 89 945 Comment
  RSA517035  Iris macrosiphon W. I. Follett 1938-6-4 115 Plumas Rich Gulch 1250 Comment
  NY22141  Iris pinetorum A. Eastwood 1927-6-11 14454 Plumas Forest lodge near Greenville. Comment
  RSA98571  Isopyrum stipitatum W. I. Follett, E. B. Follett 1952-5-30 s.n. Plumas Rich Gulch. 1174 Comment
  CDA8049  Iva axillaris N. A. Overgaard 1959-5-28 Plumas Loyalton. 0 Comment
  CAS-BOT-BC137403  Ivesia aperta David D. Keck; A. Gustafsson 1938-8-9 4901 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 mi. E. of town 1500 Comment
  SJSU13926  Ivesia baileyi N. A. Hopkins 1986-7-15 1362 .5 Plumas by rd below Frenchmans Cr Reservoir Comment
  UCD113581  Ivesia baileyi var. baileyi Dean Wm. Taylor; Glenn Clifton 1990-6-25 11172 Plumas Little Last Change Creek, downstream ca. 0.6 mile from Frenchman Flat Reservoir. Comment
  CHSC35264  Ivesia sericoleuca M. S. Taylor 1981-7-13 4006 Plumas Ramelli Ranch, e side, S of Feather River, ca. 2 mi ese of Beckwourth. 1463 Comment
  CHSC48048  Ivesia sericoleuca L. P. Janeway; Linnea Hanson 1989-6-28 3405 Plumas Squaw Valley: NE quadrant of jct of roads '01' (to Frenchman Lake) and '70' (to Laufman). 1706 Comment
  UCD141377  Juncus bufonius A. A. Heller 1907-7-3 8694 Plumas Red Clover valley. Comment
  UCD141359  Juncus bufonius L. Ahart 1981-9-6 3106 Plumas Indian Creek, about 1/2 mile southwest of the intersection of Highway 89 and Arlington Road, about 1.5 miles southwest of Crescent Mills. 1097 Comment
  CHSC65386  Juncus bufonius var. bufonius Lowell Ahart 1995-9-13 7626 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  RSA0113967  Juncus bufonius var. occidentalis Lowell A. Ahart 2008-7-9 15050 Plumas About 20 yards east of the dirt road, about 0.25 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
  UCD108044  Juncus confusus Tim Kuhn 2006-7-11 79 Plumas on Plumas NF forest service road 107407. Comment
  CHSC100376  Juncus covillei Lowell Ahart 2008-9-10 15372 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. 1593 Comment
  CHSC113860  Juncus covillei Lowell Ahart 2014-9-9 ' 9853 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  UCD141424  Juncus covillei L. Ahart 1980-10-6 2675 Plumas about 1 mile south of La Porte. 1463 Comment
  JEPS104093  Juncus drummondii Lowell Ahart 2003-10-17 10640 Plumas North side of rocks, ca 100 yd n of Humboldt Peak, ca 1/2 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2148 Comment
  JEPS107921  Juncus dubius Lowell Ahart, John Dittes 2005-9-19 12400 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  CHSC66708  Juncus dudleyi Vernon H. Oswald; Lowell Ahart 1996-8-1 8143 .1 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 1.25 mi NW of Hauns Mdw., ca. 2 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. Along a springy cascade on the uphill side of the road. 1706 Comment
  CHSC100028  Juncus effusus subsp. pacificus Lowell Ahart 2008-8-13 15159 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  RSA201266  Juncus effusus subsp. pacificus J. T. Howell 1959-9-22 34857 Plumas Lassen Volcanic National Park: Drakesbad. 1677 Comment
  CHSC102039  Juncus ensifolius Lowell Ahart; John Dittes 2009-7-27 16188 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
  CHSC112598  Juncus ensifolius Lowell Ahart 2013-8-23 19019 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
  JEPS113836  Juncus ensifolius Lowell Ahart, Josephine Guardino 2007-7-21 14366 Plumas Along a small stream, near a spring, south of the dirt road, about 200 yards west of the intersection, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis 1787 Comment
  UC485754  Juncus ensifolius H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  JEPS28635  Juncus ensifolius George W. Gillett 1957-7-18 829 Plumas Willow Lake, along n shore Lassen Volcanic National Park 1661 Comment
  JEPS45834  Juncus ensifolius Duncan Dunning 1922-7-13 Plumas 6-7 mi nw Quincy; Smith Lake Comment
  CDA19268  Juncus hemiendytus G. D. Barbe, T. C. Fuller 1982-6-17 3842 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  SEINET10472443  Juncus hemiendytus Lowell Ahart 1985-7-11 Ahart 5135 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
  CHSC85244  Juncus howellii L. P. Janeway; B. Castro 2003-9-7 7984 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/ slough/meadow complex between Hidden Lakes and Beauty Lake, 1.1 km south of Long Lake. 2063 Comment
  JEPS114890  Juncus howellii Lowell Ahart 2008-9-10 15367 Plumas On the west bank 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
  RSA184941  Juncus howellii L. S. Rose 1966-7-27 66068 Plumas Butterfly Valley, 3 miles w. of Keddie meadows 1067 Comment
  CAS-BOT-BC110167  Juncus luciensis A. A. Heller; P. B. Kennedy 1907-7-3 8695 Plumas Red Clover Valley. Comment
  SEINET6183873  Juncus luciensis B. Ertter, J. Strachan 1980-7-31 3885 Plumas West end Dixie Valley just eat of Beckwourth-Milford Road, Plumas National Forest. 1707 Comment
  CHSC100430  Juncus macrandrus Lowell Ahart 2008-9-10 15391 Plumas Meadow (swamp, bog) about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC24253  Juncus macrandrus K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  RSA286270  Juncus macrandrus Robert F. Thorne 1974-7-30 44991 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  CHSC52753  Juncus nevadensis L. P. Janeway 1990-8-29 3846 Plumas Plumas National Forest. Ca 0.1 mi W of Paradise Cr ca 3/4 mi S of Little Grizzly Cr. Small marsh/meadow. 1905 Comment
  CHSC80889  Juncus nevadensis Lowell Ahart 2001-7-17 8900 Plumas Small meadow, on the south side of a poor logging road, part of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS107926  Juncus nevadensis Lowell Ahart, John Dittes 2005-9-19 12398 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  JEPS95626  Juncus nevadensis Lowell Ahart 1994-7-28 7533 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CHSC91935  Juncus occidentalis Lowell Ahart; Josephine Guardino 2005-8-10 12309 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
  CHSC92114  Juncus occidentalis Lowell Ahart; John Dittes 2005-9-19 12399 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  CHSC102673  Juncus tenuis Lowell Ahart; John Dittes 2009-9-7 16390 -D Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS115878  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 -C Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  JEPS115880  Juncus tenuis Lowell Ahart, John Dittes 2009-7-13 16034 Plumas On dry to damp 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
  RSA754873  Juncus tenuis L. Ahart, John Dittes 2009-9-7 16390 A Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  SEINET8567016 Image available Juncus uncialis A. A. Heller, P. B. Kennedy 1907-7-6 Plumas Red Clover Valley Comment
  NY21041  Juniperus californica M. E. P. Ames s.n. Plumas Comment
  CAS-BOT-BC85336  Juniperus occidentalis J. G. Lemmon s.n. Plumas Near Quincy Comment
  CHSC597  Kalmia polifolia subsp. microphylla R. Carter 1964-7-4 138 Plumas On S shore of Green Island L. where creek empties into lake. 1706 Comment
  RSA150585  Keckiella breviflora subsp. glabrisepala Lee W. Lenz 1961-6-20 24351 Plumas Feather River Canyon. 488 Comment
  CHSC21324  Keckiella lemmonii F. T. Griggs; A. Pass 1975-7-31 271 Plumas Grizzly Forebay. Buck's Lake Forest Service Survey. Comment
  CHSC56589  Kelloggia galioides L. P. Janeway 1984-7-13 900 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). 1584 Comment
  CHSC64133  Kelloggia galioides B. Castro; R. A. Schlising 1987-7-21 174 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42. 1539 Comment
  JEPS12463  Kelloggia galioides W. L. Jepson 1939-8-16 19452 Plumas Bucks Valley 1584 Comment
  LA208505  Kelloggia galioides E. D. Merrill; 1929-7-13 Plumas Sierra Nevada, Silver Lake 1828 Comment
  SEINET10500754  Kelloggia galioides Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4013 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CAS-BOT-BC340349  Kyhosia bolanderi Lowell Ahart 1979-8-16 s.n. Plumas Along Ohio Ravine 1700 Comment
  CHSC74069  Kyhosia bolanderi B. Castro; L. Gehrung 1996-8-8 710 Plumas Ca 3 air mi S of Bucks Lake, 100 ft E of USFS Rd 23N18, ca 0.5 mi S of the serpentine outcrop at jcn of Rds 23N18, 15, and 69. In a meadow at northern branch of headwaters of East Branch Coldwater Creek. 1767 Comment
  JEPS94951  Lactuca serriola Lowell Ahart 1996-10-10 7706 Plumas 1 mi w of Blue Nose Mountain (about 2 mi e of Pilot Peak, on w side of dirt road at Turkey Town); Turkey Town 1676 Comment
  CAS-BOT-BC340603  Lactuca serriola E. K. Balls 1950-8-31 15518 Plumas Hwy. 24, 1 mile north of Spanish Creek, north of Quincy 1097 Comment
  CAS-BOT-BC341568  Lagophylla ramosissima John Thomas Howell 1962-6-17 37677 Plumas Butterfly Valley 1036 Comment
  CHSC44972  Lathyrus K. R. Stern 1985-6-25 8248 Plumas Vicinity of Blairsden. 1432 Comment
  UC569539  Lathyrus brownii E. Sawyer 1935-6-1 56 Plumas 1 mi nw Kerby; Sierraville Quad. 1524 Comment
  CAS-BOT-BC213385  Lathyrus jepsonii subsp. californicus Clarence R. Quick 1934-7-4 1332 Plumas Headwaters of Clear Creek, Plumas National Forest Comment
  SD46424  Lathyrus jepsonii var. californicus Robert J. Weatherby 1950-7-7 1464 Plumas Quincy, stream near Snake Lake, in semi-shade on moist stream bank & bed 1219 Comment
  JEPS106025  Lathyrus lanszwertii var. aridus Lowell Ahart, Josephine Guardino 2004-5-24 10943 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy 1204 Comment
  CAS-BOT-BC205073  Lathyrus sulphureus John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1922 Plumas Butterfly Botanical Area and Vicinity 1066 Comment
  CHSC36218  Lathyrus sulphureus M. S. Taylor 1982-6-2 4599 Plumas Along 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Creek Campground, ca. 5 air mi n of Mohawk. 1737 Comment
  UC170949  Lathyrus sulphureus H. M. Hall 1912-6-24 9267 Plumas Willow Creek Sierra Nevada Mountains 1371 Comment
  SEINET5327338  Lathyrus sulphureus A. A. Heller, P. B. Kennedy 1907-7-12 8826 Plumas Between Taylorville and Crescent Mills Comment
  CAS-BOT-BC534383  Lemna gibba Fred Sommers 1976-8-12 205 Plumas Sierra Valley along Marble Lane 1487 Comment
  SD46723  Lemna minor Robert J. Weatherby 1950-7-21 1474 Plumas Locally common in shade of grasses, floating in ditch at edge of marsh, East Quincy. 1036 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
  UC1101263  Lemna trisulca Malcolm A. Nobs, S. Galen Smith 1949-8-20 1475 Plumas 9 mi s of Milford Road (on road between Beckwith and Milford, Willow Creek); Willow Creek Comment
  SBBG119742  Lemna trisulca L. Ahart with J. Dittes, J. Guardino, R. Schlising, S. Chamberlain 2004-6-14 11067 Plumas S side of Forest Rd 24N10, ca. 0.25 mi W of Cow Crk, W of Lake Davis, ca. 9.25 mi NE of Sloat 1796 Comment
  UC1101271  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-8-19 1397 Plumas 2 mi s of Greenville (Indian Valley); Indian Valley Comment
  CAS-BOT-BC88845  Lepidium campestre John Thomas Howell 1951-6-26 27553 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  CAS-BOT-BC89695  Lepidium latifolium F. H. Surber 1973-10-2 s.n. Plumas Lucky Livestock Ranch, ca. 3 miles southwest of Vinton on Highway 49. Comment
  CAS-BOT-BC12829  Lepidium perfoliatum Alice Eastwood 1927-6-19 14713 Plumas United States Forest Reserve. Keddie. Comment
  CAS-BOT-BC60094  Lepidium virginicum var. menziesii Javier Penalosa 1962-6-19 2502 Plumas +-6.2 miles southeast of Quincy. 1097 Comment
  SEINET11268219  Lepidium virginicum var. pubescens Lowell Ahart 2001-10-16 9389 Plumas Along the south side of Dixie Creek Road, about 1/4 mile west of Highway 89, about 2 1/2 miles southwest of Crescent Mills.; 0 1067 Comment
  CHSC33615  Leptosiphon ciliatus M. S. Taylor 1981-6-16 3908 Plumas NW side of rd 24N07, ca. 1 mi nw of Smith Peak lookout, ca. 7 mi ne of Blairsden. 2072 Comment
  CHSC76061  Leptosiphon ciliatus G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3252 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  SEINET14161666  Leptosiphon ciliatus A. A. Heller, P. B. Kennedy 1907-7-3 8709 Plumas [Sierra Nevada] Hills above Red Clover Valley Comment
  CHSC89528  Leptosiphon harknessii G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3227 Plumas Sierra Nevada. 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  CAS-BOT-BC205707  Leucocrinum montanum James R. Shevock 1985-5-19 11173 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 26N70 at Red Clover Valley, and 3.3 miles south of junction with road 28N01 1800 Comment
  CAS-BOT-BC59614  Leucothoe davisiae Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  JEPS103594  Leucothoe davisiae Lowell Ahart 2002-7-6 9842 Plumas On the S side of the dirt road and S 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
  RSA121947  Leucothoe davisiae G. T. Nordstrom 1934-7-3 183 Plumas 2 miles northwest of Mount Ararat. 1616 Comment
  SD46618  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Along springy area, Mt. Elwell, Lakes Basin area. 2225 Comment
  SEINET11262176  Leucothoe davisiae D. W. McNeal 1991-7-26 3852 Plumas On the margins of Silver Lake on the trail to Mt Elwell, Lakes Basin.; 0 Comment
  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
  SJSU15260  Lewisia cantelovii S. Woolhouse 2010-7-25 9 Plumas Caribou Road approximately 0.5 miles north of the intersection with Highway 70. Caribou Quad. T25NR7ES17. Comment
  CAS-BOT-BC444565  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
  CDA18759  Lewisia triphylla G. D. Barbe, T. C Fuller 1982-7-16 3757 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
  HSC100758  Lewisia triphylla L. P. Janeway 2011-7-6 10496 Plumas Plumas National Forest, W edge of top of Goat Mountain, 0.7 km SE of the SE side of Little Grass Valley Reservoir; 4.2 air km NNE of La Porte. 525 Comment
  CHSC21585  Ligusticum californicum L. M. Mayer; D. E. Brink Jr. 1975-8-12 Plumas Comment
  SDSU11954  Lilium kelleyanum D. F. Howe 1964-7-29 3890 Plumas Near Gold Lake Lodge, Plumas National Forest 2012 Comment
  UC170939  Lilium kelleyanum H. M. Hall 1912-6-25 9273 Plumas Butterfly Valley; Sierra Nevada Mountains 1158 Comment
  CAS-BOT-BC509340  Lilium kelleyanum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC509341  Lilium kelleyanum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC509349  Lilium kelleyanum M. S. Taylor 1981-7-17 4048 Plumas Lakes Basin, Long Lake Trail, ca. 1/10 mi w of trailhead, ca. 6 air mi so of Mohawk 1920 Comment
  UC1134626  Lilium pardalinum Beryl O. Schreiber 1938-7-9 2524 Plumas 1 mi e Meadow Valley; Bidwell Bar Quad. 1066 Comment
  RSA59404  Lilium parvum E. K. Balls 1950-9-8 15718 Plumas Lakes Center Public Campground. 2043 Comment
  UC965645  Limosella aquatica Herbert L. Mason 1952-7-17 14383 Plumas along Western Pacific tracks just s Beckwourth (Sierra Valley); Sierra Nevada, Sierra Valley 1524 Comment
  UCSB29031  Linanthus ciliatus var. ciliatus C. Hardham 1961-6-17 7510 Plumas S OF SUSANVILLE 1676 Comment
  CDA18471  Linanthus harknessii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3227 Plumas Sierra Nevada; 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  CHSC58205  Listera convallarioides Vernon H. Oswald; Lowell Ahart 1992-6-22 5031 Plumas Small corner of park property located along Warner Valley Rd. between Lee and Kelly camps. Lassen Volcanic National Park. 1597 Comment
  CHSC82273  Lithophragma F. T. Griggs; A. Pass 1975-7-1 6 Plumas East of Grizzly Creek. Buck's Lake. Comment
  CHSC65467  Lithophragma bolanderi Vernon Oswald 1986-6-6 2096 Plumas LaPorte-Quincy Rd. 1.1 mi n of the Middle Fork of the Feather River. 1280 Comment
  CAS-BOT-BC432299  Lithophragma campanulatum Alice Eastwood 1927-6-12 14524 Plumas Forest Lodge Greenville, United States Forest Reserve Comment
  CHSC33818  Lithophragma glabrum M. S. Taylor; M. Foster 1981-6-1 3836 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
  CAS-BOT-BC435469  Lithophragma glabrum M. S. Taylor; M. Foster 1981-6-3 3836 Plumas Mt Ingalls quad. S side of road 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 air mile NW of Portola. 2103 Comment
  CAS-BOT-BC428425  Lithophragma tenellum Rimo Bacigalupi 1927-7-8 1660 Plumas Near Camp Ewell [Elwell], Gold Lake Region 1889 Comment
  CHSC80166  Lithospermum ruderale L. P. Janeway 1996-6-5 4989 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  RSA107458  Lithospermum ruderale L. S. Rose 1955-7-19 55144 Plumas Beckworth 1494 Comment
  RSA712866  Lomatium donnellii L. P. Janeway, B. Castro 2006-6-3 8653 Plumas Northern High Sierra Nevada, west side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek 1673 Comment
  UCD127698  Lomatium macrocarpum Michael A. Vincent 1999-6-8 8555 Plumas Plumas National Forest, Milford Ranger District. Along FS 26N17 just north of FS 26N40. Comment
  CHSC71136  Lomatium plummerae L. P. Janeway 1997-5-14 5127 Plumas West edge of Dixie Valley; north side of Dixie Creek; along the road connection Road 26N70 to Road 28N01. 1691 Comment
  UC584306  Lomatium plummerae G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2247 Plumas n. Engelmine (s.w. slopes & ridge crest Red Rock); Red Rock Comment
  CHSC63452  Lonicera conjugialis Lowell Ahart 1994-7-20 7481 Plumas North of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  CAS-BOT-BC240426  Lonicera hispidula Edward Pittman 1965-10-16 233 Plumas Between Bryant Ravine & Feather Falls 609 Comment
  CAS-BOT-BC200954  Lotus John Thomas Howell; H. Keith Wagnon 1980-5-26 53593 A Plumas North Fork of Feather River between the mouth of East Branch and Caribou 792 Comment
  CAS-BOT-BC200957  Lotus A. A. Heller 1938-7-2 15231 Plumas Just outside of Quincy 1097 Comment
  SEINET3523623 Image available Lotus americanus J. M. Tucker 1948-7-24 1715 Plumas near road from Cascade to Camel Peak 1615 Comment
  CHSC101918  Lotus corniculatus Lowell Ahart; John Dittes 2009-7-14 16077 Plumas Scraped clearing on the east side of Forest Service Road 26N22 and Forest Service Road 26N221, about 2.6 miles (air) southeast of Seneca, about 6 1/2 miles (air) south of Lake Almanor Reservoir Dam. 1607 Comment
  UC1129060  Lotus grandiflorus var. grandiflorus F. W. Embree 1934-6-6 70 Plumas s slope Bucks Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  JEPS112921  Lotus incanus Dean W. Taylor 2001-6-22 17809 Plumas Forest Road 21N68Y about 1 mile east of the Yuba County line (ca. 1 air mile South of Poverty Hill (townsite) 1402 Comment
  JEPS102827  Lotus purshianus var. purshianus Lowell Ahart 2001-8-29 9261 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  UC942948  Lupinus albicaulis Lewis S. Rose 1951-6-28 51048 Plumas N of Johnsville ( above Eureka Lake) 2072 Comment
  UC1129255  Lupinus albicaulis var. shastensis E. Sawyer 1935-6-17 118 Plumas 5 mi sse Crow; Sierraville Quad., sse of Crow Comment
  UC725749  Lupinus albicaulis var. shastensis A. A. Heller 1907-7-16 8862 Plumas Genessee Valley near Genessee; Genessee Valley 1280 Comment
  CAS-BOT-BC198414  Lupinus albifrons var. albifrons Mrs. H. C. Cantelow 1949-6-10 2 Plumas About 5 miles n.w. of Quincy on Hwy. 24 Comment
  CHSC55697  Lupinus albifrons var. albifrons Steven Triano 1988-4-17 66 Plumas Along n side of Hwy. 89 ca 3.3 mi n of its jct. with Hwy. 70. 1005 Comment
  UCD105748  Lupinus angustiflorus Donald Myrick 1964-7-22 904 Plumas on Drakesbad-Mineral Road. 1524 Comment
  CHSC21532  Lupinus apertus D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake Forest Service Survey. Comment
  UC1129535  Lupinus arbustus F. W. Embree 1934-6-6 91 Plumas Three Lakes Plumas National Forest, Bidwell Bar Quadrangle Comment
  RSA263030  Lupinus arbustus subsp. silvicola M. L. Conrad, Dunn, LeDoux 1973-6-5 7060 Plumas 5.2 miles west of junction of Highway 70 and Meadow Valley Road in Quincy. 1220 Comment
  UCR88090  Lupinus arbustus subsp. silvicola Walter Knight, J. T. Howell, I. Knight, G. H. True 1967-6-12 1941 Plumas Butterfly Botanical Area and Vicinity. Fern Glenn 1098 Comment
  UC174571  Lupinus argenteus A. A. Heller with P. B. Kennedy 1907-7-3 8740 Plumas Hills above Red Clover Valley. Comment
  CAS-BOT-BC208791  Lupinus argenteus var. heteranthus John Thomas Howell 1962-6-17 37712 Plumas Portola - Sierra Nevada 1463 Comment
  CAS-BOT-BC208799  Lupinus argenteus var. heteranthus W. W. Eggleston 1927-7-15 21517 Plumas Above Laufman Ranger Station, Plumas Forest 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
  CHSC60091  Lupinus argenteus var. palmeri L. P. Janeway; Garrett Gibson 1991-7-1 4065 Plumas Plumas National Forest. Yellow Pine Forest along east side of Lake Davis, ca 2 1/4 mi north of the Grizzly Valley Dam. 1783 Comment
  RSA0077083  Lupinus breweri Daisie Huang 2006-8-11 06081101 Plumas Rattlesnake Creek, N of Hwy 70. 72 Comment
  CHSC92280  Lupinus breweri var. breweri John Dittes 2005-7-2 1190 Plumas Northern High Sierra Nevada Range; Drainage of Smith Creek; ca. 12.5 air-miles north x northeast of Taylorsville, ca. 5.5 air-miles southwest of Diamond Mountain, ca. 4.7 air-miles southeast of Indicator Peak; west-facing slope above (south of) Smith Creek, ca. 0.4 mile east of confluence with East Branch Lights Creek, ca. 0.2 mile south of FS Road 28N03. 1474 Comment
  POM220764  Lupinus caudatus M. Canby 1929-5-5 138 Plumas 15 miles west of Portola. Comment
  CAS-BOT-BC215356  Lupinus dalesiae M. S. Taylor 1982-5-25 4521 Plumas In Sloat Fire area (1981), along N roadcut of 23N12 and upslope ca. 20 feet in McDermott Ravine and ravine just E, ca. 2 miles NE of Sloat 1402 Comment
  CAS-BOT-BC215375  Lupinus dalesiae M. S. Taylor 1982-5-26 4539 Plumas W side of Quincy-LaPorte Road, 0.2 mile N of end of pavement, 1.1 miles S of its junction with Fells Creek Road (23N22), ca. 4 air miles SW of Spring Garden 1249 Comment
  CAS-BOT-BC215384  Lupinus dalesiae M. S. Taylor 1982-6-1 4575 Plumas On N side of Highway 70, Indian Hill, ca. 1 mile W of Quincy 1097 Comment
  CAS-BOT-BC215387  Lupinus dalesiae M. S. Taylor 1982-6-27 4546 Plumas W side of Bucks Lake-Spanish Creek Road across from 1084 residence in Meadow Valley 1127 Comment
  CAS-BOT-BC215390  Lupinus dalesiae M. S. Taylor 1982-6-2 4597 Plumas Along 23N11, on loop through Cogswell Ravine, 3.2 miles NE of Jackson Creek Campground, ca. 5 air miles N of Mohawk 1737 Comment
  CAS-BOT-BC215391  Lupinus dalesiae M. S. Taylor 1982-6-2 4595 Plumas S side of 23N11, 0.5 mile E of its junction with 23N48, ca. 5 air mile N of Mohawk 1676 Comment
  CAS-BOT-BC215399  Lupinus dalesiae L. P. Janeway 1990-6-12 3714 Plumas Along Rattlesnake Creek, ca. 0.1 mile N of Highway 70/89; vicinity of Long Valley, Sloat 1417 Comment
  CHSC35912  Lupinus dalesiae M. S. Taylor 1982-6-17 4689 Plumas S side of 23N44Y, 0.2-0.3 mi w of its jct with Bell Bar Creek Rd (23N50Y), ca. 2 air mi sw of Sloat. 1493 Comment
  CHSC36859  Lupinus dalesiae M. S. Taylor 1982-7-12 4818 Plumas Along Eureka Peak Rd, ca. 1.5 mi s of McRae Meadows turnoff, ca. 6 air mi w of Mohawk. 2164 Comment
  CHSC88823  Lupinus dalesiae L. Hanson 1983-6-7 199 Plumas Plumas National Forest. Grays Flat. 1341 Comment
  RSA104638  Lupinus dalesiae Joseph Clemens 1920-6-3 s.n. Plumas Greenville Comment
  UC665283  Lupinus dalesiae Elmer I. Applegate 1934-5-3 8907 Plumas 6 mi nw Quincy; nw of Quincy Comment
  SEINET10452036  Lupinus dalesiae Mary Susan Taylor 1982-6-16 Taylor 4686 A Plumas T23N R10E se/sw sec 8. Quincy quad. Both sides of 24N13, ca. 0.5 mi n of spur rd to Little Volcano, ca. 4 air mi se of Quincy. Alt. 5500 ft. 1676 Comment
  SEINET10452040  Lupinus dalesiae Mary Susan Taylor 1981-6-15 Taylor 3904 Plumas T24N R8E ne/se sec 1, Bucks Lake NE quad; jct of 24N27 (a loop around Smith lake), ca. 2 mi N of its jct with Bucks Lake Rd, ca. 3 mi NE of Meadow Valley; elevation ca. 3800 ft. 1158 Comment
  SEINET10452047  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4528 Plumas T23N R11E ne/se sec 17. Blue Nose Mt quad. On steep rdbk, w side of Peoria Creek Rd (23N10), 2.5 mi w of its jct with Poplar Cr near Sloat. 4400 ft. Jeffrey Pine Forest. 1341 Comment
  SEINET10485195  Lupinus dalesiae Mary Susan Taylor 1982-7-17 Taylor 4689 Plumas T23n r11e sw1/4nw1/4 sec 17. Blue nose mt quad. On open bare phyllite Roadcut, s side of 23n44y, 0.2 - 0.3 mi. W of its jct with bell bar creek rd (23N50y), ca 2 air mi. Sw of sloat. With collinsia torreyi, rives nevadense. 1494 Comment
  SEINET10906998  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4595 Plumas 5500 ft. T23N R12E ne/sw sec 17. S side of 23N11, 0.5 mi e of its jct with 23N48, ca. 5 air mi n of Mohawk. 1676 Comment
  SEINET10937076  Lupinus dalesiae Mary Susan Taylor 1982-6-23 Taylor 4718 Plumas T23n r10e ne1/4sw1/4 sec 13. Blue nose mt quad. Corolla yellow. On cobbly Roadbank, s side of peoria creek rd (23n10), 0.2 mi. Ne of oliver creek, ca 5 Mi. Sw of sloat. With hydrophyllum occidentale, elymuys glaucus. 1615 Comment
  SEINET10973213  Lupinus dalesiae Mary Susan Taylor 1982-6-16 Taylor 4678 Plumas T24N R10E nw/sw sec 33. Spring Garden quad. Mixed Evergreen Forest; on rdcut, n side of 24N26, 0.5 mi w of its jct with Quincy-LaPorte Rd, ca. 3 mi se of Quincy. 4500 ft. 1372 Comment
  SEINET10973214  Lupinus dalesiae Mary Susan Taylor 1982-6-1 Taylor 4575 Plumas T24N R9E se/ne & sw/nw sec 11. Quincy quad. On e side of Hwy 70, ca. l mi n of Quincy. Indian Hill area. 3600 ft. 1097 Comment
  UCSB16017  Lupinus formosus Breedlove, Dennis 1962-6-12 Plumas On northern bank of Indian Creek; along State Highway 89, 6.9 miles south of Greenville; Sierra Nevada 1066 Comment
  RSA414435  Lupinus grayi Christopher Davidson 1975-6-7 2744 Plumas 1 mile on road to Dalton Creek, departing northeast from Highway 70, 0.7 mile east of Highway 70 and 89. 1494 Comment
  SEINET10483998  Lupinus grayi Mary Susan Taylor 1981-5-10 Taylor 3662 Plumas T25N R11E ne sec 12. Greenville SE quad. N side of Genesee Valley Rd, ca. 4 mi W of Genesee. Oak-Pine Forest; 3600 ft. Dry soils in partial shade. 1097 Comment
  SEINET10483999  Lupinus grayi Mary Susan Taylor 1982-6-2 Taylor 4603 Plumas W side of Poplar Creek Rd (23N08), jct s of bridge over Poplar Creek, 1 mi s of Sloat. 4200 ft. 1280 Comment
  SEINET10837724  Lupinus grayi Duane Isely, I. Isely 1971-7-13 Isely 11397 Plumas Spring garden. Fls. Lt. Purple to pale lavender; standard recurved ca 45 Degrees. 1216 Comment
  SEINET10870554  Lupinus grayi Mary Susan Taylor 1982-5-25 Taylor 4524 Plumas T23n r11e ne1/4se1/4 sec 2. Mt ingalls quad. Along n rd embankment of 23n12 And up ca 20 ft into mcdermott ravine, in sloat fire area, ca 2 mi. Ne of Sloat. 1402 Comment
  RSA0060730  Lupinus latifolius Daisie Huang 2006-8-11 06081103 Plumas Rattlesnake Creek, N of Hwy 70. 1283 Comment
  SEINET10973162  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-7-12 Taylor 4824 Plumas T22N R11E sw/se sec 27. Sierra City NW quad. At jct of small creek to Jamison Cr, on n side of Rd 507, just w of Plumas-Eureka State Park boundary, 2.0 mi sw of Johnsville. 5800 ft. 1768 Comment
  CHSC102138  Lupinus lepidus var. confertus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16232 Plumas On dry bare soil, forest floor, above the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  UC149940  Lupinus lepidus var. confertus Katharine Brandegee July 1911 Plumas Portola Comment
  CHSC43667  Lupinus lepidus var. lobbii Vernon Oswald 1984-6-19 1292 Plumas Paynes Creek Rd. between Wilson Lake and Chester, 8.8 mi n-e of Hwy 36. 1584 Comment
  JEPS88186  Lupinus lepidus var. sellulus Vernon H. Oswald and Lowell Ahart 1996-8-14 8179 Plumas 0.6 mi e of White Horse Campground (between Bucks Summit and Bucks Lake on the Oroville-Quicny Hwy, northern High Sierra Nevada); northern High Sierra Nevada 1615 Comment
  UC1542921  Lupinus lepidus var. sellulus G. Schoolcraft 1987-6-17 1738 Plumas about 2 mi n Chester; n of Chester 1402 Comment
  SEINET8057030  Lupinus obtusilobus M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2286 Comment
  NY15966  Lupinus onustus M. E. P. Ames s.n. Plumas Comment
  UC1586416  Lupinus onustus Vernon H. Oswald and Lowell Ahart 1991-6-18 4688 Plumas ca 4.5 mi (air) n Greenville (Forest Rd. 28N38, 4.9 mi ene of its jct w/County Rd 201 (Old Haun Rd.), 0.4 mi nw of its jct w/Forest Rd. 28N68 at Greenville Saddle) 1609 Comment
  RSA113221  Lupinus onustus E. K. Balls, Lee W. Lenz, B. K. Balls 1955-5-14 20712 Plumas 3.1 miles N of Greenville on road to Lake Almanor Hwy 89. 1159 Comment
  UC338169  Lupinus onustus J. G. Lemmon Sept. 1874 Plumas Greenville Peak Comment
  CDA15402  Lupinus polyphyllus var. burkei G. F. Hrusa, T. D. Wilfred 1996-8-23 13530 Plumas Sierra Nevada; Upper Long Valley Creek below confluence with Bull Run Creek. Approx. 1 mi. E of Lava Peak, & 2 mi. NE of Cromwell townsite. Comment
  POM23523  Lupinus sellulus var. artulus Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CAS-BOT-BC323946  Lupinus sellulus var. artulus M. S. Taylor 1982-6-12 4638 Plumas S side of Hwy 36, W side of Lake Almanor, ca 0.5 mi E of Chester. 1371 Comment
  CHSC13596  Lupinus stiversii J. Pitts 1972-4-29 179 Plumas 9 mi ne of Poe Power Dam on Hwy. 70, on uphill side of the road. Comment
  SEINET7062846 Image available Lupinus succulentus A. G. Vestal 1947-3-28 s.n. Plumas About 5 miles north of Warner Valley. UTM Zone 10, 640741mE, 4476728mN. (WGS84/NAD83). 1597 Comment
  CAS-BOT-BC436591  Luzula cascadensis Brink; Mayer 1975-7-2 s.n. Plumas Sierra Nevada: Bucks Lake area Comment
  CAS-BOT-BC436599  Luzula cascadensis John Thomas Howell 1962-6-17 37648 Plumas Sierra Nevada: Butterfly Valley 1036 Comment
  CHSC110448  Luzula comosa var. laxa L. P. Janeway 2013-7-15 11183 Plumas Northern High Sierra Nevada. Plumas National Forest: south side of Tamarack Flat close to Road 22N04. 1713 Comment
  CHSC82466  Luzula comosa var. laxa Lowell Ahart 2002-6-26 9783 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  JEPS28609  Luzula comosa var. laxa George W. Gillett 1957-7-17 787 Plumas Lassen Volcanic National Park, Willow Lake 1767 Comment
  JEPS95400  Luzula comosa var. laxa Lowell Ahart 1994-6-12 7319 Plumas Near Cedar Flat, on the west side of Faggs Mine Road, south-west of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake 1706 Comment
  CHSC66776  Luzula divaricata Vernon H. Oswald; Lowell Ahart 1996-8-14 8168 Plumas Northern High Sierra Nevada. Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. Along a streamlet on the uphill side of the road. 1645 Comment
  CHSC72314  Lycopus uniflorus L. P. Janeway 1998-9-10 6273 Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  POM186545  Lysimachia nummularia D. D. Keck 1932-7-3 1627 Plumas Along the Lake Almanor road in the meadow at city limits of Quincy. 1067 Comment
  CHSC100365  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
  CDA14690  Madia bolanderi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3165 Plumas Long Valley, 0.4 mile south of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  SD8620  Madia elegans Daniel Cleveland 1882-7-24 Plumas Big Meadows Comment
  CAS-BOT-BC343786  Madia elegans David D. Keck 1938-8-9 4895 Plumas 1 mi. W. of Portola 1480 Comment
  CAS-BOT-BC344466  Madia exigua David D. Keck 1932-7-3 1619 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  SD8615  Madia exigua Mrs. R. M. Austin 1879-1 Plumas Butterfly Comment
  CDA13418  Madia glomerata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13266 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  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
  JEPS120495  Madia glomerata L. P. Janeway 2012-10-17 11076 Plumas Northern High Sierra Nevada. Plumas National Forest; 500 m east of Little Grass Valley Reservoir high water line and 200 m south of Kenzie Ravine. Comment
  JEPS40373  Madia glomerata W. L. Jepson 1939-8-16 19440 Plumas Delleker Comment
  SEINET10474806  Madia glomerata Mary Susan Taylor 1982-8-30 Taylor 5080 Plumas T27N R11E se/nw sec 27. Kettle Rock quad. ALong 27N57, Kettle Pass, just w of Eisenheimer Peak, ca. 7 air mi ne of Taylorsville. Bare open ridge; 7000 ft. 2133 Comment
  CAS-BOT-BC343268  Madia gracilis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2107 Plumas Butterfly Botanical Area and Vicinity. Between valley proper and Darlingtonia bog 1066 Comment
  CDA13858  Madia gracilis G. F. Hrusa, T. D. Wilfred 1996-7-23 13402 Plumas Sierra Nevada; above USFS 23N22. Comment
  CDA43021  Madia gracilis L. Ahart 2009-7-21 16112 Plumas West of a man-made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. Comment
  UC485288  Madia gracilis Mrs. Austin 1882-7-24 Plumas Big Meadows 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
  JEPS40331  Madia gracilis Helen-Mar Wheeler 1944-8-23 Plumas Cascade Creek Comment
  POM147069  Maianthemum racemosum subsp. amplexicaule Alice Eastwood 1927-6-11 14486 Plumas Forest Lodge, near Greenville. Comment
  CHSC83673  Malacothrix floccifera L. P. Janeway 2001-6-28 7240 Plumas High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road. 1067 Comment
  CAS-BOT-BC347527  Malacothrix floccifera M. S. Taylor 1982-6-14 4674 Plumas On ridge above Indian Falls 1310 Comment
  CAS-BOT-BC105206  Marsilea mucronata Barbara Ertter; Jeffrey Strachan 1980-7-31 3894 Plumas E side Red Clover Valley on Beckwourth - Milford Road, Plumas National Forest 1676 Comment
  CDA13383  Melica aristata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13232 Plumas Sierra Nevada; Occasional in dry forest understory near headwaters of Bull Run Creek off USFS 23N12E. Perennial. Forest dominated by Pinus jeffreyi, Abies concolor. Comment
  SEINET8755673 Image available Melica californica Stanley Gessel 1940-1 20 Plumas 3/4 mile East Smith Store Meadow Valley Comment
  CAS-BOT-BC282092  Melica fugax Lowell Ahart 1986-7-8 5347 Plumas About 1 mile NW of Pilot Peak, ca 14 miles NE of La Porte 1981 Comment
  CAS-BOT-BC282098  Melica fugax No date on label s.n. Plumas Unspecified Comment
  JEPS87748  Melica fugax Lowell Ahart 1994-6-15 7330 Plumas about 1 air mi w Little Grass Valley Reservoir (near intersection of Lumpkin Ridge Road and the road to Tamarack Flat, on w side of a logging road) 1767 Comment
  RSA754960  Melica fugax L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15905 Plumas Road under the pole line, about 200 yards west of the Lake Almanor Dam. 1422 Comment
  CHSC111744  Melica harfordii Lowell Ahart 2012-7-1 18259 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. On dry bare disturbed red soil, on the sides and in the gutter of the dirt road to the large pipe. 807 Comment
  JEPS115934  Melica harfordii Lowell Ahart, John Dittes 2009-7-14 16075 Plumas East of Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1536 Comment
  CAS-BOT-BC281134  Melica stricta John Thomas Howell; Gordon H. True 1973-7-31 50100 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CAS-BOT-BC264175  Melica subulata John Thomas Howell; Walter Knight; Irja Knight 1966-7-26 1571 Plumas Fern Glen, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC264184  Melica subulata Alice Eastwood 1927-6-18 14707 Plumas Near Greenville Comment
  HSC100732  Mentha arvensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16243 Plumas Below the high water line of Lake Almanor, 1,849 ft. NW of Lake Almanor Dam. 1591 Comment
  CDA15380  Mentzelia dispersa G. F. Hrusa 1997-6-26 13899 Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC115175  Mentzelia dispersa Lowell Ahart 2015-6-7 20212 Plumas About 80 yards west of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  RSA106766  Mentzelia montana L. S. Rose 1955-6-19 55139 Plumas Beckworth 1494 Comment
  JEPS28641  Menyanthes trifoliata George W. Gillett 1957-7-18 838 Plumas Lassen Volcanic National Park, n end of Willow Lake Willow Lake; Lassen Volcanic National Park, Willow Lake 1658 Comment
  PASA1947  Mertensia stomatechoides Frank W. Peirson 1926-6-21 Plumas East slope Sierra Nevada on the Humbolt Road. Comment
  CAS-BOT-BC429030  Micranthes nidifica Lowell Ahart 1987-5-19 5657 Plumas Near the South Fork of the Feather River, about 1/2 mile north-east of the Feather Fork Mine, about 8 miles north-east of La Porte 1706 Comment
  CHSC84363  Micranthes odontoloma Lowell Ahart 2003-8-13 10503 Plumas On the east side of Hopkins Creek, about 30 yards south of where Hopkins Creek forks, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain, about 10 1/2 miles (air) northeast of La Porte. 1524 Comment
  CAS-BOT-BC429238  Micranthes oregana E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  HSC6008  Micropus californicus var. californicus L. S. Rose 1968-6-11 68102 Plumas Butterfly Valley, 4 mi. S of Keddie 1037 Comment
  CAS-BOT-BC349352  Microseris nutans Rimo Bacigalupi 1927-7-11 1617 Plumas Near Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CHSC72442  Microseris nutans L. P. Janeway 1998-6-23 5652 Plumas About 1.8 mi south-southeast of Indicator Peak; along Road 28N03 on south side of upper West Branch Bear Valley Creek. Ridge top. 1676 Comment
  JEPS13232  Microseris nutans W. L. Jepson 1910-6-15 4132 Plumas site drowned by Lake Almanor (Prattville); , site drowned by Lake Almanor 1310 Comment
  POM34991  Microseris nutans Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  JEPS4599  Mimulus aurantiacus var. grandiflorus W. L. Jepson 1910-6-18 4150 Plumas Belden Comment
  UC1012160  Mimulus aurantiacus var. grandiflorus F. W. Pennell and A. A. Heller 1940-6-5 25687 Plumas below Belden (Route 24); Feather River 487 Comment
  SEINET10570209  Mimulus breweri Lowell Ahart 1985-7-11 Ahart 5136 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
  CAS-BOT-BC9753  Mimulus discolor Ella D. Cantelow 1940-5-10 4425 Plumas West of Buck's Lake Comment
  RSA0014053  Mimulus floribundus Joan Stewart 2000-06 1036 Plumas Plumas National Forest Comment
  POM273253  Mimulus guttatus Lyman Benson 1932-7-29 3982 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  RSA718941  Mimulus guttatus L. Ahart 2006-10-8 13395 Plumas West side of Chips Creek, just south of the bridge on Highway 70, about 1.25 miles southwest of Belden. 715 Comment
  UCD19157  Mimulus microphyllus June McCaskill 1956-1 415 Plumas Lake Almanor region Comment
  CHSC63277  Mimulus moschatus Lowell Ahart 1994-6-15 7333 Plumas On the east side of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  RSA169401  Mimulus moschatus L. S. Rose 1963-6-2 63081 Plumas 4 mi. w. of Virgilia. East branch, North Fork of Feather River. 762 Comment
  JEPS20829  Mimulus nanus var. mephiticus S. Galen Smith 1958-7-25 Plumas near Rich Bar (along Feather River Highway (Alt. US 40), 2.2 mi e of bridge over North Fork of the Feather River and junction of road to Caribou) 777 Comment
  JEPS80625  Mimulus pulsiferae M. S. Taylor 1981-6-19 3932 Plumas ca. 1 mi nw Prattville (sw side of lake, between campground and road to Almanor, ca. 3/4 mi e of Hwy 89); Almanor SW quad., Lake Almanor 1371 Comment
  POM181071  Mimulus torreyi A. A. Heller, P. B. Kennedy 1907-7-11 8819 Plumas Prattville. Comment
  SEINET12326111  Mimulus torreyi W. Knight, Knight, I. 1983-1 4946 Plumas 4 mi N of Chester on road to Drakesbad 1394 Comment
  CDA11852  Moehringia macrophylla G. F. Hrusa, E. Sandoval 1993-5-3 11140 Plumas Snake Lake Vicinity; Woods surrounding Snake Lake. Comment
  JEPS2650 Image available Monardella follettii W. I. Follett 1937-8-2 108 Plumas ne slope Red Hill (Rich Gulch); East Branch of North Fork Feather River; Feather River, Plumas Co. 1280 Comment
  UCD125055  Monardella follettii L. P. Janeway; Linnea Hanson, Perrie Cobb 1993-7-19 4461 Plumas Plumas National Forest. Quincy Ranger District. Southwest side of the top of Big Hill. 1874 Comment
  CHSC51245  Monardella glauca Lowell Ahart 1979-7-18 2002 Plumas Growing about 2 miles north-west of Pilot Peak, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC221785  Monardella odoratissima L. P. Janeway 1989-8-2 3549 Plumas Beckwourth Ranger District, Plumas National Forest. On top of Eureka Ridge at head of Chris Cr. 2080 Comment
  JEPS120753  Monardella odoratissima Lowell Ahart 2013-9-11 19024 Plumas On east side of Antelope Creek, Strand of Antelope Lake, west of the paved road, south of Antelope Creek about 16 air miles NE of Taylorsville. Comment
  SEINET3152592  Monardella odoratissima subsp. glauca E. K. Balls 1950-9-1 15584 Plumas Long Lake, E shore toward Mt. Elwell. 2103 Comment
  CHSC109554  Monardella odoratissima subsp. pallida L. P. Janeway 2012-7-17 10946 Plumas Northern High Sierra Nevada. Plumas National Forest; south side of Cedar Flat. 1701 Comment
  SEINET10902646  Monardella odoratissima subsp. pallida Mary Susan Taylor 1981-8-4 Taylor 4157 Plumas T28N R11E se 1/4 sw 1/4 sec 11. Diamond Mt. quad. On top of Red Rock Lookout, ca. 8 air mi NW of Antelope Lake, ca. 15 air mi ne of Taylorsville. Meta- volcanic andesite. 7596 m 2316 Comment
  SEINET12334046  Monardella odoratissima subsp. pallida L. P. Janeway 1989-1 3484 Plumas Johnsville quad T23N R12E NE? of sec21, Along Jackson Creek, rd 23N11 2.3mi from hwy 70/89,then 2.2? 1783 Comment
  CHSC52052  Monardella sheltonii L. P. Janeway 1989-6-23 3399 Plumas Cyn of N Fk Feather River at Chambers Cr. Along hwy 70. 624 Comment
  CHSC67977  Monardella sheltonii James D. Jokerst 1989-7-3 3114 Plumas N. bank of Hwy. 70 on roadcut, 0.4 mi E of Caltrans Rest Stop, <10 mi E of Quincy. Comment
  JEPS115550  Monardella sheltonii Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16218 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
  SD149141  Monardella sheltonii John Thomas Howell 1975-7-22 51350 Plumas 2 miles northwest of Spring Garden Comment
  SD149143  Monardella sheltonii John Thomas Howell 1975-7-22 51349 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CDA18448  Monardella sheltonii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3176 Plumas Sierra Nevada; 1.9 miles north of Hwy 70 at Grays Flat overlooking Kingsburry Ravine. 1249 Comment
  HSC95498  Monardella sheltonii L. P. Janeway 1993-7-28 4476 Plumas Top of ridge SW of confluence of N and S Branches of Ward Creek, along access rd. 2.4 mi. SE of Genesee Valley 1402 Comment
  CAS-BOT-BC220207  Monardella stebbinsii Stebbins; Epling 1968-8-2 6840 Plumas E. Branch of North Fork of Feather R., S. side of canyon ca. 1.6 km E of Rich Bar. On ridge E of Mill Cr. 1050 Comment
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Jul 19 2018
  UC1502547  Monardella stebbinsii John C. Stebbins 1981-8-2 Plumas 1.1 mi n Queen Lily Campground (along the w side of Caribou Road) 853 Comment
  SEINET10582268  Monardella stebbinsii A. Graff 1993-7-22 Graff 325 Plumas Plumas National Forest. 1.15 miles north on Caribou Rd. (USNFS Rd. 27N26) from wooden bridge just past USNFS Queen Lily Campground, on left roadside. T25N,R7E,S4. Rare, on a rocky, iron-rich serpentine slope, with occasional Pinus ponderosa, Quercus sp., Salix sp. Beginning of bloom. Comment
  SEINET10582269  Monardella stebbinsii A. Graff 1993-7-22 Graff 326 Plumas Plumas National Forest. 1.15 miles north on Caribou Rd. (USNFS Rd. 27N26) from wooden bridge just past USNFS Queen Lily Campground, on left roadside. T25N,R7E,S4. Rare, on a rocky, iron-rich serpentine slope, with occasional Pinus ponderosa, Quercus sp., Salix sp. Beginning of bloom. Comment
  PASA1146  Monardella villosa Margaret Stason 1932-6-22 Plumas Roadside, Lake Almanor Comment
  JEPS62428  Monardella villosa subsp. villosa W. I. Follett 1937-8-2 105 Plumas North side Rich Gulch 1173 Comment
  UC1025104  Monolepis nuttalliana Leo Whitney 1934-8-25 1956 Plumas ca. 15 mi. n. Beckwith (near source of Willow Creek); Plumas Nat'l Forest 1950 Comment
  CHSC34270  Montia chamissoi M. S. Taylor 1981-5-10 3677 Plumas E side of Antelope Lake, in and around large wet meadow where Pioneer Cabin is located, ca. 20 air mi ne of Taylorsville. 1536 Comment
  RSA101452  Montia chamissoi R. Weatherby 1955-7-2 1586 Plumas Wilcox Valley. 1768 Comment
  JEPS115806  Montia fontana subsp. chondrosperma Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15902 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  CHSC33598  Montia linearis M. S. Taylor; M. Foster 1981-6-8 3870 Plumas N side of 24N08, just n of its jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. In vernal depression. 1706 Comment
  CHSC60551  Montia linearis L. P. Janeway 1992-5-6 4161 Plumas Plumas National Forest. Beckwourth Ranger District. Clio Compartment. About 3 1/2 mi southwest of Portola; 1/4 mi northeast of Claireville Flat, between Middle Fork Feather River and Hwy 70. 1482 Comment
  CAS-BOT-BC445102  Montia linearis H. L. Mason 1924-6-18 1052 Plumas North of Graeagle Comment
  RSA325119  Montia linearis M. S. Taylor 1981-5-10 3676 Plumas E side of Antelope Lake, in adn around large wet Pioneer Meadow, 20 air miles NE of Taylorsville. 1537 Comment
  SEINET10572661  Montia linearis Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3835 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. In wet meadow, S side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft. 2103 Comment
  SEINET10572662  Montia linearis Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3845 Plumas T24N R12E nw sec 25, Grizzly Valley quad; W side of 24N10, ca. 1/4 mi S of Grizzly Creek crossing 24N10, ca. 8 mi NW of Portola; elevation ca. 5800 ft. 1768 Comment
  CHSC54506  Muhlenbergia andina Vernon H. Oswald; Lowell Ahart 1991-7-30 4797 Plumas Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. Within the fence enclosure at the springs. 1310 Comment
  CAS-BOT-BC267014  Muhlenbergia filiformis Clarence R. Quick 1966-7-7 66 37 B Plumas E of Cottonwood Creek crossing, ca 3 miles S of W end of Humbug Valley 1402 Comment
  CAS-BOT-BC267017  Muhlenbergia filiformis Malcom A. Nobs; S. Galen Smith 1949-8-18 1367 Plumas Last Chance Marshes at N end of Lake Almanor, just S of Chester Comment
  POM313206  Muhlenbergia filiformis Malcolm A. Nobs, S. Galen Smith 1949-8-18 1367 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  UC373109  Muhlenbergia filiformis Marcus E. Jones, A. M. 1897-7-2 Plumas near Prattville; Clear Creek 1524 Comment
  UC424187  Muhlenbergia filiformis E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  RSA32879  Myosotis scorpioides A. A. Heller 1938-7-2 15241 Plumas 3 miles east of Quincy. Comment
  UCD119534  Myosotis scorpioides E. K. Balls 1950-9-16 15870 Plumas 5 miles S.E. Graeagle, Hwy 89, along Sulphur Creek. 1371 Comment
  CAS-BOT-BC392270  Myosurus apetalus John Thomas Howell; H. Keith Wagnon 1980-5-27 53614 Plumas 1 mile west of Almanor 1386 Comment
  CHSC34896  Myriophyllum sibiricum M. S. Taylor 1981-9-2 4265 Plumas N tip of Round Valley Reservoir by rd 204, ca. 3 air mi s of Greenville. 1371 Comment
  RSA52944  Myriophyllum verticillatum R. Weatherby 1950-7-28 1493 Plumas Indian Creek, on road to Taylorsville. 1067 Comment
  UCD23272  Nama aretioides var. multiflora Louis K. Mann; Pat Mann 1963-6-17 s.n. Plumas Along U.S. Highway 395, between its junction with U.S. Alternate 40 and Doyle. Comment
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Feb 12 2014
  CHSC28921  Nama lobbii L. Hanson 1979-7-16 37 Plumas On north slope of Mt. Ararat near junct of roads from Lookout Rock and Little Bear Creek. Comment
  JEPS102942  Nama lobbii L. P. Janeway 2001-7-3 7266 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek 1707 Comment
  CHSC78761  Narthecium californicum L. P. Janeway 2000-7-16 6905 Plumas Northern High Sierra Nevada. Large meadow at Greens Flat; at head of Catrell Creek; about 3.7 km northwest of Middle Fork Feather River. 1722 Comment
  UCD72909  Narthecium californicum Albert A. Grigarick 2008-6-18 18 Plumas Lakes Basin, SW of town of Graeagle. Driving directions: Int. 80 - 89 Hwy. N, left on Gold Lake Hwy. 5 mi., to Gray Eagle Lodge Rd., to Trailhead Parking, take Long Lake Trail until it crosses springs above Gray Eagle lodge uphill bog. 1985 Comment
  RSA52916  Narthecium californicum R. Weatherby 1950-7-21 1476 Plumas Butterfly Valley, near Quincy 1220 Comment
  SEINET10546862  Navarretia Mary Susan Taylor 1974-7-3 Taylor 297 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  RSA101468  Navarretia breweri R. Weatherby 1955-7-2 1571 Plumas Bear Ridge near Taylor Lake. 2195 Comment
  RSA71913  Navarretia capillaris F. W. Peirson 1932-7-19 10353 Plumas Along Feather River near Chester. 1463 Comment
  CHSC21544  Navarretia divaricata L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake. Comment
  UCD48383  Navarretia divaricata John Thomas Howell 1960-7-18 35571 Plumas Meadow border, Drakesbad, Plumas County. 1676 Comment
  CDA18488  Navarretia divaricata subsp. divaricata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3370 Plumas Sierra Nevada; Walker Plains. Basalt formation along the Plumas-Butte county line. 1554 Comment
  CHSC91909  Navarretia intertexta subsp. intertexta Lowell Ahart; Josephine Guardino 2005-8-9 12263 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
  CHSC45435  Navarretia intertexta subsp. propinqua Lowell Ahart 1981-7-24 2995 Plumas On the floor of a hydraulic mine, about 1 mile south of La Porte. 1463 Comment
  JEPS113741  Navarretia intertexta subsp. propinqua Lowell Ahart, Josephine Guardino 2007-7-20 14349 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis 1763 Comment
  RSA201341A  Navarretia intertexta subsp. propinqua J. T. Howell 1960-7-18 35599 Plumas Wooded meadow borders. Drakesbad. 1677 Comment
  UC1562558  Navarretia intertexta subsp. propinqua Barbara Ertter 1988-7-25 7858 Plumas ca 15 air mi due s Susanville (on Pierce Creek); Diamond Mts., Pierce Creek 1981 Comment
  POM75730  Navarretia leptalea Marcus E. Jones 1897-7-5 10178 Plumas Prattville. 1372 Comment
  RSA718440  Navarretia leptalea L. Ahart 2006-7-9 12935 Plumas about 20 yards south of the paved basalt road, about 3 3/4 miles (air) nw of Tamarack Flat, about 5 3/4 miles (air) nw of Little Grass Valley Reservoir 1662 Comment
  RSA562589  Navarretia leptalea Alva Day, Orbelia Robinson 1982-7-15 82 -86 Plumas Plumas National Forest, Lake Davis, 0.2 mi. west of Coot Bay on north side of lake. Comment
  CHSC73971  Navarretia leptalea subsp. leptalea B. Castro; L. Gehrung, H. Durio 1996-7-3 674 Plumas Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch, around edge of pond. 1566 Comment
  CAS-BOT-BC230398  Navarretia leucocephala subsp. minima E. Sawyer 1935-6-27 158 Plumas Charlies Valley, W of Beckwith Buttes 1524 Comment
  UC572508  Navarretia leucocephala subsp. minima E. Sawyer 1935-6-27 158 Plumas nw of Beckwith Buttes (Charlies Valley); Plumas National Forest, Sierraville Quad. 1524 Comment
  CAS-BOT-BC230392  Navarretia leucocephala subsp. minima Catherine Best 1980-6-13 s.n. Plumas Sierra Valley Highway A23, 3 miles N of Plumas County - Sierra County line Comment
  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
  CHSC87818  Nemacladus capillaris Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11013 Plumas Road edge, on the north side of the logging road, about 3 3/4 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1357 Comment
  RSA71313  Nemacladus interior L. S. Rose 1951-6-29 51081 Plumas Rock Creek, Feather River 550 Comment
  CAS-BOT-BC219374  Nemophila John Thomas Howell; H. Keith Wagnon 1980-5-28 53710 Plumas North Fork Feather River Canyon 4 miles northeast of Pulga Bridge Comment
  CHSC60284  Nemophila heterophylla John McKeon 1980-4-19 2 Plumas Ca. 20 m e of Rock Creek and 0.5 km nw of confluence with Feather River. 0.5 km e of Plumas-Butte County line. 600 Comment
  CHSC90939  Nemophila heterophylla Lowell Ahart; Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11748 Plumas On the north side of Highway 70, about 1/8 mile east of Chambers Creek, about one mile northeast of Indian Jim Campground. 629 Comment
  RSA189380  Nemophila heterophylla L. S. Rose 1967-5-6 67057 Plumas North Fork, Feather River. Injun Jim Cam. 610 Comment
  CAS-BOT-BC230555  Nemophila parviflora var. austiniae L. Constance 1938-6-10 2318 Plumas NE end of Lake Almanor 3.2 miles N of Prattville 1524 Comment
  SD43462  Nemophila pedunculata Philip A. Munz 1947-5-16 11825 Plumas 8.0 miles north of Chilcoot. 1524 Comment
  CHSC97176  Nemophila spatulata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14004 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
  UCD110184  Notholithocarpus densiflorus W. L. Jepson 1924-7-18 10602 Plumas Above Merrimac. Brecks Valley to Meadow Valley. Comment
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Mar 30 2016
  SD7985  Nuphar polysepala R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC400106  Nuphar polysepala H. L. Mason 1924-6-20 1089 Plumas Near Graeagle Lodge Comment
  SEINET10535877  Nuphar polysepala Mary Susan Taylor 1981-6-25 Taylor 3947 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, ca. 1/8 mi S of Hwy 70, ca. 0.5 mi SW of Beckwourth. Sagebrush Scrub around North Fork Feather River, open and treeless; dry sandy soil. 4900 ft elev. 1493 Comment
  CHSC36877  Oreostemma alpigenum var. andersonii M. S. Taylor 1982-8-4 4915 Plumas On N side of Soloman Saddle Rd, ca. 1 mi NW of Taylor Rock, ca. 7 air mi NE of Quincy. 1889 Comment
  CHSC78594  Oreostemma alpigenum var. andersonii L. P. Janeway 2000-7-16 6908 Plumas Northern High Sierra Nevada. Large meadow at Greens Flat; at head of Catrell Creek; about 3.7 km northwest of Middle Fork Feather River. 1722 Comment
  CHSC88657  Oreostemma alpigenum var. andersonii H. Gray 2003-8-26 Plumas Plumas National Forest. In Barely Fen. 1706 Comment
  UC86921  Oreostemma alpigenum var. andersonii T. S. Brandegee 1892-7-4 Plumas Prattsville Comment
  UCD147847  Oreostemma elatum Daniel Slakey 2012-6-9 31 Plumas East side of Snake Lake. 1128 Comment
  CHSC80846  Orobanche californica subsp. jepsonii Lowell Ahart 2001-7-17 8926 Plumas Outcrops, on the southeast side of a logging road, southeast of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC97275  Orobanche californica subsp. jepsonii Lowell Ahart; John Dittes 2007-8-9 14451 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2493 Comment
  HSC92456  Orobanche californica subsp. jepsonii L. Ahart 1974-8-3 589 Plumas On S slope E of the Tramway Mine Mill, W of Blue Nose Mtn., ca. 1 mi. NE of the Bunker Hill Mine, ca. 12 mi. NE of La Porte. 1677 Comment
  CHSC44005  Orthilia secunda L. P. Janeway 1984-7-27 938 Plumas Near edges of Grassy Lake. 1920 Comment
  RSA0083182  Orthilia secunda J. G. Lemmon s.n. Plumas [Unspecified] Comment
  SEINET10549656  Orthocarpus copelandii Mary Susan Taylor 1982-8-31 Taylor 5085 Plumas T28N R11E se/sw sec 11. Diamond Mt quad. Summit of Red Rock Lookout, ca. 15 mi ne of Taylorsville. Dry rocky open ridge. 7618 ft. 2322 Comment
  CHSC112566  Orthocarpus cuspidatus subsp. cryptanthus B. Castro; L. P. Janeway 2007-6-24 1648 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley abt 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W isde of Thompson Creek, 250-300 ft below edge of open Ponderosa-Jeffrey pine forest. 1671 Comment
  CHSC43507  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart 1979-7-18 1988 Plumas Growing along Cleghorn Bar Road, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1645 Comment
  CHSC65180  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart 1995-8-7 7608 Plumas On the north side of the Pacific Crest Trail, about 1 mile (air) west of Pilot Peak. 1950 Comment
  RSA516531  Orthocarpus cuspidatus subsp. cryptanthus George W. Gillett 1952-8-17 193 Plumas Lassen Volcanic State Park. Near State Highway 89, 2 mi below sign marking trail to Bumpas Hell. Comment
  PASA154  Orthocarpus lacerus Frank W. Peirson 1926-6-21 Plumas East slope Sierra Nevada on the Humbolt Rd. Comment
  SD46613  Osmorhiza berteroi Robert J. Weatherby 1950-7-7 1450 Plumas Gansner Creek, Quincy. 1220 Comment
  JEPS17328  Osmorhiza berteroi D. Cleveland July 1882 Plumas Comment
  CAS-BOT-BC10428  Paeonia brownii Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Lassen National Park Comment
  CAS-BOT-BC121009  Paeonia brownii Alice Eastwood 1927-6-13 14540 Plumas United States Forest Reserve, near Greenville Comment
  CAS-BOT-BC121001  Paeonia brownii M. S. Taylor 1982-5-7 4418 Plumas Ramelli Ranch, S side of Feather River, ca. 1/2 mile SW of Beckwourth, ca. 1/4 mile E of Calpine Rd (190). Portola Quad 1487 Comment
  SEINET5337440  Paeonia brownii R. J. Holl 1948-5-16 14 Plumas 3 miles west of Beckwith. 1615 Comment
  UC586852  Paeonia brownii Joseph Andorfer Ewan 1934-6-26 8187 Plumas on Mt. Elwell Trail 1/2 mi from Gold Lake Lodge 2072 Comment
  UCD67367  Paeonia brownii Leslie Goldberg 1992-5-17 10 Plumas Portola, pine forest along Humbug Road. 1645 Comment
  SBBG21938  Panicum acuminatum D. Myrick 1964-7-19 870 Plumas Boiling Lake, Drakesbad 1828 Comment
  UCD88586  Panicum acuminatum var. fasciculatum R. Tofsrud 1948-7-1 s.n. Plumas 1 mile N. of Quincy. Comment
  UCD89950  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CHSC24282  Panicum capillare K. R. Stern 1975-7-25 Plumas Peninsula, Lake Almanor. Comment
  SEINET10509156  Panicum lassenianum Willis L. Jepson 1910-6-6 Jepson 4082 Plumas Devil's Kitchen, Hot Spring Valley Comment
  SBBG25611  Parnassia californica K. K. Muller 1965-8-20 1365 Plumas logging rd turning W from St Hwy 89, 6 mi N of Quincy Comment
  UC114925  Parnassia californica Mrs. R. M. Austin 187 Plumas California Comment
  JEPS124139  Parnassia palustris Lowell Ahart, John Deurloo 2015-8-25 20524 Plumas About 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. Comment
  SJSU13870  Parnassia palustris N. A. Hopkins 1985-8-27 1323 Plumas Grass Lake 1786 Comment
  CHSC58178  Pedicularis attollens Vernon H. Oswald 1992-6-18 5003 Plumas Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd between Lee and Kelly camps. 1597 Comment
  UC174565  Pedicularis attollens A. A. Heller with P. B. Kennedy 1907-7-9 8795 Plumas Prattville Comment
  HSC92451  Pedicularis attollens L. Ahart 1982-7-30 3738 Plumas 2 mi. N of Hardquartz Mine, 5 mi. S of Bucks Lake 1585 Comment
  SEINET7719289  Pedicularis attollens Unknown Plumas Spanish Peak Comment
  RSA845222  Pedicularis densiflora Bonnie C. Templeton 1968-1 11293 Plumas [No location data on label. Possibly Trinity County.] Comment
  RSA59174  Pedicularis groenlandica subsp. surrecta E. K. Balls 1950-9-1 15600 Plumas East of Long Lake, at foot of meadow leading down to two smaller lakes. 2104 Comment
  JEPS3405  Pedicularis racemosa W. L. Jepson 1939-8-16 19449 Plumas Buck's Valley 1584 Comment
  RSA0039305  Pedicularis racemosa Lowell Ahart 2008-8-14 15201 Plumas 200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  JEPS22197  Pedicularis racemosa Rimo Bacigalupi with Howard Whisler 1957-7-25 6035 Plumas along s shore of Bucks Lake 1554 Comment
  CHSC76073  Pedicularis semibarbata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3242 Plumas Mt. Hough-Crystal Lake Road, 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  POM147039  Pedicularis semibarbata Alice Eastwood 1927-06 14600 Plumas Long Valley. United States Forest Reserve. Comment
  UCD123296  Pedicularis semibarbata Alva Day 1939-5-31 s.n. Plumas Near Camel's Peak. Comment
  CAS-BOT-BC69356  Pellaea brachyptera Lowell Ahart 1981-6-25 2882 Plumas about 1 mile north of Nelson Creek, about 16 miles northeast of La Porte 1700 Comment
  CHSC46031  Pellaea brachyptera Lowell Ahart 1981-6-25 2882 Plumas About 1 mile north of Nelson Creek, about 16 miles north-east of La Porte. 1554 Comment
  CHSC58018  Pellaea brachyptera Vernon H. Oswald 1992-5-21 4948 Plumas Warner Valley on the S side of Hot Springs Creek ca. 0.5 mi upstream from the park boundary. Lassen Volcanic National Park. 1633 Comment
  CHSC59125  Pellaea brachyptera Vernon H. Oswald 1992-8-10 5154 Plumas Slope on the uphill side of Warner Valley Rd. at the Ranger Station, ca. 1.5 mi E of Drakesbad, Lassen Volcanic National Park. 1706 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
  RSA420403  Penstemon Rockwell 1925-07 s.n. Plumas [No location information provided.] Comment
  CDA9209  Penstemon deustus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .287 Plumas Plumas Eureka State Park. S Johnsville Comment
  SBBG100104  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Crk at N Fork of Feather River; S26, T25N, R6E Comment
  RSA305776  Penstemon deustus James R. Shevock 1972-5-19 1790 Plumas Hwy 89. N of Indian Falls, Ind. Falls Creek. Comment
  SEINET6225247  Penstemon deustus L. S. Rose 1967-1 67173 Plumas 1 mi S of Keddie, Butterfly Creek & Spanish Creek Comment
  NY591827  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-11 25812 Plumas Route 24, west of Mohawk R. S. 1463.0 Comment
  CHSC54357  Penstemon deustus var. suffrutescens L. P. Janeway 1990-6-5 3697 Plumas Plumas National Forest, Beckwourth Ranger District, Rattlesnake Compartment. Near top of Ridge on W side of Little Long Valley Creek; ca 1.1 mi NE of Hwy 70/89. Bottom of rocky cut-bank of road 23N12. 1630 Comment
  RSA726370  Penstemon deustus var. suffrutescens L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13983 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  SFV17478  Penstemon deustus var. suffrutescens P. Wilson 1998-7-18 3535 Plumas Sierra Nevada Highway 89 between Indian Falls and Crescent Mills. 1100 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
  JEPS15078  Penstemon gracilentus E. Sawyer 1935-6-17 117 Plumas 5 mi sse Crow; Plumas National Forest, Sierraville Quadrangle 1798 Comment
  NY600759  Penstemon gracilentus R. C. F. Bacigalupi 1927-7-11 1711 Plumas Near Grassy Lake Meadows, Gold Lake Region 1889.8 Comment
  UC1063166  Penstemon gracilentus A. Lewis 1934-6-18 491 Plumas 1 mi nw Whiskey Diggings; Plumas National Forest, Downieville Quad. Comment
  UC573499  Penstemon gracilentus E. Sawyer 1935-6-17 117 Plumas five mi sse Crow; Sierraville Quad., sse of Crow 1798 Comment
  RSA177473  Penstemon gracilentus R. M. Straw 1962-6-28 2197 Plumas 5-6 miles south of Milford on Beckwourth Road. 1900 Comment
  CHSC73825  Penstemon laetus subsp. laetus B. Castro 1997-6-9 733 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir, on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22N50X which climps the peak. 1694 Comment
  NY627273  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
  NY627276  Penstemon neotericus F. W. Pennell 1940-6-10 25798 Plumas Route 89, west of Almanor 1493.5 Comment
  CAS-BOT-BC239295  Penstemon newberryi var. berryi Elmer I. Applegate 1934-5-3 8908 Plumas Near and west of Meadow Valley Comment
  CHSC49036  Penstemon newberryi var. newberryi Vernon Oswald 1986-7-10 2198 Plumas LaPorte-Quincy Rd. at Onion Valley Creek. 1859 Comment
  CHSC96363  Penstemon personatus George Hartwell 2006-8-28 Plumas Northern High Sierra Nevada. Plumas National Forest road 23N57X. Near fen. 1755 Comment
  NY630462  Penstemon personatus D. M. Thompson 1988-7-23 973 Plumas 3.1 road miles north of Bucks Lake Road (and Meadow Valley) on Schneider Creek Road. At junction of Schneider Creek Road (USFS Road 23N16) and USFS Road 24N47X (to Big Creek); Bucks Lake NE Quad. 1585.0 Comment
  CHSC104749  Penstemon roezlii L. P. Janeway 2010-8-19 10168 Plumas Northern High Sierra Nevada. Plumas National Forest; uppermost (northeastern) end of Lumpkin Ridge, 1.6 air km northwest of the Little Grass Valley Reservoir dam; along Road 22N86Y 1.0 km southwest of Road 22N27 (Lumpkin Road). 1797 Comment
  CHSC62140  Penstemon roezlii L. P. Janeway 1993-7-15 4441 Plumas Plumas National Forest. Flat on top of the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Feather River). 1569 Comment
  UC584317  Penstemon roezlii G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2237 Plumas n Engelmine (sw slopes and ridge crest Red Rock); sw slopes and ridge crest Red Rock 2133 Comment
  CAS-BOT-BC239593  Penstemon rydbergii var. oreocharis C. R. Quick 1941-8-29 41 -59 Plumas S. of Faggs, S. of Buck's Meadows Comment
  CHSC112574  Penstemon rydbergii var. oreocharis B. Castro; L. P. Janeway 2007-6-7 1628 Plumas Northern High Sierra. NE side of lower Thompson Valley 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  SEINET8512833 Image available Penstemon rydbergii var. oreocharis Noel H. Holmgren, Patricia K. Holmgren 2014-1 16549 Plumas Sierra Nevada, meadow south of Lake Almanor on the south side of State Route 89, 0.8 km (0.5 mi) west of Canyondam and 0.3 km (0.2 mi) west of the State Route 147 turnoff 1388 Comment
  UC565589  Penstemon rydbergii var. oreocharis Herbert L. Mason 1926-7-26 1095 Plumas near Blairsden (Feather River); Feather River - near Blairsden Comment
  UC384664  Penstemon speciosus E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  SEINET10548134  Penstemon speciosus Mary Susan Taylor 1982-6-10 Taylor 4622 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-BC77171  Pentagramma triangularis subsp. semipallida Gladys L. Smith 1976-6-5 4546 Plumas Feather River Canyon - Cracks of Lewisia Cliff, Rte. 70 640 Comment
  CHSC107272  Perideridia bolanderi subsp. bolanderi L. P. Janeway 2011-7-6 10500 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir; 4.2 air km north-northeast of La Porte. 1721 Comment
  CHSC67329  Perideridia bolanderi subsp. bolanderi J. D. Jokerst 1984-6-13 2053 Plumas Inclusion traversed by USFS road 26N08, north of Cottonwood Cr. 1371 Comment
  CDA14029  Perideridia parishii subsp. latifolia G. F. Hrusa, B. A. Smith 1996-8-8 13477 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
  CHSC83684  Perideridia parishii subsp. latifolia John Dittes 2002-7-17 2 -26 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. Meadow. 1584 Comment
  RSA0045594  Perideridia parishii subsp. latifolia L. P. Janeway 2012-8-28 11054 Plumas Northern High Sierra Nevada. Meadow at north end of Rock Island Ridge 1.1 km southeast of Soapstone Hill; west side of intersection of Road 23N18 and its D spur. 1593 Comment
  UC1389966  Perideridia parishii subsp. latifolia T. I. Chuang and R. Bacigalupi 1963-8-2 5918 Plumas Warner Valley campground Comment
  CAS-BOT-BC413563  Persicaria amphibia John Thomas Howell 1973-7-9 49726 Plumas At outlet of Round Valley Reservoir 1371 Comment
  CAS-BOT-BC419042  Persicaria lapathifolia John Thomas Howell 1976-7-15 51833 Plumas Quincy 1051 Comment
  JEPS122242  Persicaria lapathifolia Lowell Ahart 2014-9-9 19841 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  CAS-BOT-BC419240  Persicaria maculosa John Thomas Howell 1961-9-22 36798 Plumas Bed of Wolf Creek, Greenville 1088 Comment
  CAS-BOT-BC419241  Persicaria maculosa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1440 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  CDA19245  Phacelia humilis var. humilis G. D. Barbe, T. C. Fuller 1982-6-17 3818 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC52524  Phacelia humilis var. humilis L. P. Janeway 1990-6-29 3747 Plumas Plumas National Forest. Beckourth Ranger District. Cascade Compartment. At forest edge of meadow on S side of Little Grizzly Creek ca 1/4 mi E of Emigrant Creek. 1767 Comment
  CHSC52937  Phacelia humilis var. humilis L. P. Janeway 1989-6-12 3293 Plumas Plumas National Forest. Beckwourth Ranger District. Forest along s'ly side of Red Clover Valley. 1706 Comment
  RSA537467  Phacelia humilis var. humilis Barbara Ertter, Gary Schoolcraft 1989-7-3 8636 Plumas Near Bear Creek crossing on Lone Rock road, Diamond Mts ca 9 airmiles S of Susanville. 1768 Comment
  CHSC92181  Phacelia mutabilis Lowell Ahart; John Dittes 2005-9-19 12407 Plumas Along the sides of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1998 Comment
  SBBG21894  Phacelia mutabilis D. Myrick 1964-7-21 883 Plumas near trail parking area, Drakesbad 1737 Comment
  CHSC118724  Phacelia mutabilis Noah Siegel; Wendy L. Boes 2015-5-28 2015002 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
  JEPS28499  Phacelia mutabilis George W. Gillett 1957-7-23 889 Plumas Mt. Harkness Lassen Volcanic National Park (summit) 2446 Comment
  SEINET5506862  Phacelia procera M. J. Williams, E. McPherson 1974-8-5 74 -P-5 Plumas Lake's Basin, trail from Silver Lake to Mt. Elwell Comment
  CAS-BOT-BC265833  Phalaris arundinacea John Thomas Howell 1951-8-21 28236 Plumas Mohawk, Sierra Nevada 1371 Comment
  CHSC9710  Philadelphus lewisii Nancy Mosman 1971-7-11 77 Plumas Along w side of road ca. 1.3 mi s of Belden turnoff and Hwy 70. 1025 Comment
  UC725479  Philadelphus lewisii A. A. Heller 1938-5-30 15130 Plumas on Hwy 24 near Grizzly Dome Tunnel 609 Comment
  CAS-BOT-BC260852  Phleum pratense H. K. Wagnon 1988-10-3 1823 Plumas Marshy area near Graegle Lodge Comment
  RSA29582  Phleum pratense Joseph A. Ewan 1934-7-19 8246 Plumas in barnyard of valley floor Dentens, Mohawk Valley 1616 Comment
  CDA18696  Phlox diffusa G. D. Barbe, T. C. Fuller 1982-6-15 3703 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CHSC24973  Phlox diffusa L. Mayer; D. Brink 1975-7-1 Plumas Buck's Lake. Comment
  CHSC98344  Phlox diffusa L. P. Janeway 2007-6-3 9011 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 Comment
  UC1778611  Phlox gracilis G. Douglas Barbe, T. C. Fuller 1982-7-16 3764 B Plumas Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Beardsley Mine on forest road 3.8 miles south of Green Flat, Plumas National Forest. 1981 Comment
  UCD118240  Phlox hoodii subsp. canescens Kim Nixon 1977-5-29 33 Plumas 7.2 miles east of Doyle on Greeno Rd. then 0.2 miles north on Bird Creek Rd. 1950 Comment
  CHSC35958  Phlox speciosa subsp. occidentalis M. S. Taylor 1982-5-25 4525 Plumas Along 23N12, 0.6 mi w of its jct with 23N52, ca. 3/4 mi w of McDermott Ravine, and 1.5 mi ne of Sloat. 1371 Comment
  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
  CHSC100723  Phoenicaulis cheiranthoides L. P. Janeway; B. Castro 2008-6-8 9402 Plumas Northern High Sierra Nevada. southwest edge of Red Clover Valley; southwest side of Beckwourth-Genesee Road 0.7 km southeast of Clover Ranch building. 1682 Comment
  UC1504529  Phoenicaulis cheiranthoides Reed C. Rollins and Kathryn W. Rollins 1981-5-30 81169 Plumas 11 mi s of Susanville (Diamond Mountains); Diamond Mountains Comment
  CHSC21721  Phyllodoce breweri F. T. Griggs; A. Pass 1975-7-23 249 Plumas Cape Lake. Comment
  CAS-BOT-BC78465  Pinus contorta subsp. murrayana Elmer I. Applegate 1929-6-21 5798 Plumas Mt. Lassen region; between Kelley's Camp and Drakesbad, Warner Valley Comment
  OBI69182  Pinus contorta subsp. murrayana Kristina L. Schultz, Dan Schultz 2000-11-4 10 Plumas Gold Lakes Basin. Located along N shore of Gold Lake, gold Lake rd off of hwy 89 Comment
  RSA795725  Pinus contorta var. murrayana L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16146 Plumas Meadow on the west 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
  CAS-BOT-BC78690  Pinus jeffreyi John Thomas Howell 1962-6-17 37691 Plumas Portola 1463 Comment
  CAS-BOT-BC78692  Pinus jeffreyi Ahart; Jokerst 1985-10-4 5191 Plumas about 1 mile west of Pilot Peak, about 9 miles north-east of La Porte 1828 Comment
  UC1219840  Pinus jeffreyi R. A. Cockrell 1940-7-31 8552 Plumas Meadow Valley Meadow Valley (ridge top) 1676 Comment
  SEINET10866942  Pinus lambertiana Mary Susan Taylor 1981-8-25 Taylor 4241 A Plumas California: T25N R7E se1/4 of se1/4 sec 3. Almanor SW quad. Serpentine knoll, just off spur road off Red Hill Road (26N22F), ca. 1 air mi NE of the Lookout, ca. 5 air mi NE of Belden. Plumas County. 5800 ft. 1768 Comment
  UC1219836  Pinus lambertiana R. A. Cockrell 1940-7-31 8549 Plumas Meadow Valley 1554 Comment
  UC1351098  Pinus monticola E. Fritz 1936-7-12 8224 Plumas Plumas County 335 Comment
  CAS-BOT-BC80049  Pinus washoensis Wayne Dakan Fall 1975 s.n. Plumas Last Chance Creek (ca. 6 mi. sw. of Milford Ranger Station) Comment
  JEPS61026  Plagiobothrys bracteatus W. L. Jepson 1910-6-4 4055 Plumas Big Meadows Prattville 1310 Comment
  UC127237  Plagiobothrys cognatus A. A. Heller 1907-7-2 8680 Plumas between Vinton and Beckwith Comment
  CHSC40765  Plagiobothrys cusickii Lowell Ahart 1985-7-3 5102 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/2 miles north-west of La Porte. 1584 Comment
  CHSC81106  Plagiobothrys cusickii Lowell Ahart 2001-8-29 9231 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SEINET13710643  Plagiobothrys cusickii Lowell William Ahart, Lowell William Ahart 2001-1 9231 Plumas Bottom of Little Last Chance Creek, Frenchman Lake (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  CAS-BOT-BC230974  Plagiobothrys hispidulus Lowell Ahart 1977-7-9 s.n. Plumas 6 miles N of La Porte 1800 Comment
  CHSC115159  Plagiobothrys hispidulus Lowell Ahart 2015-6-7 20216 A Plumas Bottom of small basalt ravine, about 80 yards west of dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Mixed Evergreen Forest. 1411 Comment
  CHSC37829  Plagiobothrys mollis R. A. Schlising 1980-7-26 3923 Plumas Along Hwy 70, 1.7 mi e of jct Hwy A24 (= 1.9 mi e of jct road to Davis Lake); in roadside ditches. Comment
  UC149930  Plagiobothrys mollis Katharine Brandegee 1911-7-30 Plumas Portola Comment
  RSA80412  Plagiobothrys mollis F. W. Peirson 1926-6-21 6803 Plumas Flat open strip along shore of Lake Almanor. 1448 Comment
  SEINET6225047  Plagiobothrys tenellus L. S. Rose 1967-1 67058 Plumas Injun Jim Camp Comment
  CAS-BOT-BC228453  Plagiobothrys torreyi John Thomas Howell 1962-6-18 37777 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC110628  Plagiobothrys torreyi var. diffusus B. Castro; L. P. Janeway 2006-6-14 1560 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. 1665 Comment
  CHSC37684  Platanthera leucostachys M. S. Taylor 1981-7-29 4149 Plumas Along creek crossing Flournoy Grade (25N42), 0.2 mi n of North branch of Ward Creek, ca. 5 air mi se of Genesee. 1828 Comment
  UC1134753  Platanthera sparsiflora A. E. Wieslander Jul 1929 125 Plumas Butterfly Experiment Area Plumas Forest, Susanville Quad. 1219 Comment
  UCD90578  Poa bolanderi W. B. McHenry 1964-7-1 s.n. Plumas Spanish Peak (north of Bucks Lake.) 2138 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-BC254968  Poa bulbosa Walter Knight; Irja Knight 1967-5-22 1905 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC255089  Poa compressa L. W. Swift 1934-7-26 120 Plumas Butterfly Protection Plot #2, Plumas forest 1097 Comment
  CAS-BOT-BC255094  Poa compressa Thomas H. Kearney 1944-8-14 11 Plumas Near Prattville, Lake Almanor Comment
  JEPS122170  Poa compressa Lowell Ahart 2014-8-20 19714 Plumas High edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  SEINET204037 Image available Poa nevadensis F. J. Hermann 1955-7-27 11947 Plumas Dried swale along highway Comment
  UC1024713  Poa palustris Leo Whitney 1934-8-22 2130 Plumas ca 15 mi n Beckwith (Willow Creek); Plumas Nat'l Forest 1950 Comment
  UCD91798  Poa palustris John Thomas Howell 1960-7-19 35627 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC247383  Poa pratensis Alice Eastwood 1927-6-18 14495 Plumas Forest Lodge, near Greenville Comment
  CAS-BOT-BC247060  Poa secunda subsp. juncifolia John Thomas Howell 1955-7-19 30785 Plumas Vinton 1505 Comment
  CAS-BOT-BC242968  Poa secunda subsp. secunda John Thomas Howell 1951-6-28 27687 Plumas Eureka Peak 2133 Comment
  CHSC97617  Poa secunda subsp. secunda Lowell Ahart; John Dittes 2007-6-16 14142 Plumas On dry gravelly soil, west of a small stream, about 200 yards south of 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
  RSA0049675  Poa sierrae Dean Wm. Taylor 2012-5-2 21186 Plumas Lewisia Rock, 4 miles west (downcanyon) from Belden (turnoff), Feather River Canyon 660 Comment
  CHSC92178  Polygonum aviculare Lowell Ahart; John Dittes 2005-9-19 12410 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1986 Comment
  CHSC113873  Polygonum aviculare subsp. aviculare Lowell Ahart 2014-8-24 19760 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  NY407591  Polygonum bistortoides Mrs. Ames 1876-1 s.n. Plumas Comment
  JEPS81570  Polygonum davisiae M. S. Taylor and H. Swanson 1982-8-11 4965 Plumas on ridge between Florentine Canyon and Spencer Lakes (ca 5 mi sw of Johnsonville); Sierra City NW quad 2133 Comment
  RSA60017  Polygonum davisiae E. K. Balls 1950-9-1 15596 Plumas Long Lake, above east shore toward Mt. Elwell. 2104 Comment
  CAS-BOT-BC414545  Polygonum douglasii Clare B. Hardham 1978-8-11 21777 b Plumas About 5 miles se. of Thompson Peak Comment
  CAS-BOT-BC414554  Polygonum douglasii John Thomas Howell 1951-8-19 28193 Plumas Greenville 1097 Comment
  CAS-BOT-BC414557  Polygonum douglasii L. P. Janeway 1993-8-10 4517 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth 1487 Comment
  CAS-BOT-BC414561  Polygonum douglasii A. A. Heller; P. B. Kennedy 1907-7-5 8744 Plumas Hills above Red Clover Valley Comment
  SEINET10904503  Polygonum douglasii Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5177 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
  CHSC97628  Polygonum douglasii subsp. douglasii Lowell Ahart; John Dittes 2007-6-16 14091 Plumas On dry soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS107708  Polygonum douglasii subsp. douglasii Lowell Ahart, John Dittes 2005-9-19 12403 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  RSA101483  Polygonum kelloggii R. Weatherby 1955-6-26 1551 Plumas Mud Lake, Lakes Basin Area. 2195 Comment
  JEPS102551  Polygonum lapathifolium Lowell Ahart 2001-10-16 9373 Plumas On the NW side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1363 Comment
  RSA52913  Polygonum lapathifolium R. Weatherby 1950-7-21 1470 Plumas East Quincy. 1037 Comment
  CHSC83611  Polygonum minimum John Dittes 2002-8-17 2 -39 Plumas Northern High Sierra Nevada; Plumas National Forest, Lumpkin Ridge, ca. 1.0 air-mile north-northwest of Little Grass Valley Reservoir Dam, ca. 1.3 air-miles southeast of Tamarack Flat, ca. 630 feet south of intersection of FS Primary Route 94 and FS Primary Route 27. 1745 Comment
  JEPS122295  Polygonum minimum Lowell Ahart 2014-8-31 19800 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
  CAS-BOT-BC419836  Polygonum parryi John Thomas Howell; Gordon H. True 1967-7-11 43290 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  JEPS106304  Polygonum parryi Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11014 Plumas Road edge, on the north side of the logging road, about 3 3/4 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1357 Comment
  RSA59255  Polygonum persicaria E. K. Balls 1950-8-31 15544 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  JEPS28653  Polygonum phytolaccifolium George W. Gillett 1957-7-19 848 Plumas on trail to Sifford Lakes about 1 1/4 mi above the Devils Kitchen; Lassen Volcanic National Park 2057 Comment
  CHSC36929  Polygonum polygaloides subsp. kelloggii M. S. Taylor 1982-6-21 4707 Plumas Dry open slope above creek, off Eureka Ridge Rd (23N09), ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 1859 Comment
  CHSC45865  Polygonum polygaloides subsp. kelloggii Lowell Ahart 1974-8-3 580 Plumas In a small meadow, near the headwaters of Hopkins Creek, near Mount Etna, about 10 miles north-east of La Porte. 1828 Comment
  CHSC81400  Polygonum ramosissimum subsp. prolificum Lowell Ahart 2001-9-18 9290 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  JEPS50550  Polygonum sawatchense subsp. sawatchense W. I. Follett 1941-5-31 123 Plumas Rich Gulch 1173 Comment
  CHSC32021  Polygonum shastense L. Ahart 1974-10-1 649 Plumas N of Pilot Peak on w part of Buzzards Roost Ridge, ca. 1 mi n of Onion Valley, ca. 10 mi n of La Porte. 1981 Comment
  CAS-BOT-BC421044  Polygonum spergulariiforme Clare B. Hardham 1978-8-12 21818 Plumas West of Bagley Pass 2072 Comment
  CAS-BOT-BC71845  Polypodium californicum J. G. Lemmon 1880-1-1 s.n. Plumas Sierra Valley Comment
  UCD91457  Polypogon viridis August L. Hormay 1928-11-30 s.n. Plumas North East of the Feather River. Near Pulga. Comment
  CHSC113974  Polystichum imbricans Lowell Ahart 2014-11-16 19907 Plumas About 100 yards northweast of the paved road, about 100 yards west of Little Grass Valley Reservoir, about 60 yards south of the small stream, about 250 yards southwest of the Black Rock, about 4-1/2 miles northwest of La Porte. 1584 Comment
  CAS-BOT-BC72359  Polystichum imbricans subsp. imbricans John Thomas Howell 1959-9-26 35041 Plumas Slaty Rocks near Keddie 1005 Comment
  CAS-BOT-BC72505  Polystichum scopulinum Wayne Dakan 1974-8-25 s.n. Plumas Devils Punch Bowl Comment
  CAS-BOT-BC102702  Populus tremuloides John Thomas Howell 1960-7-18 35589 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC105586  Populus trichocarpa Mary Strong Clemens 1920-4-14 s.n. Plumas Quincy Comment
  RSA769215  Portulaca oleracea L. Ahart, John Dittes 2009-9-7 16389 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  POM312995  Potamogeton foliosus Malcolm A. Nobs, S. Galen Smith 1949-8-18 1363 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  RSA52911  Potamogeton foliosus R. Weatherby 1950-7-28 1504 Plumas Marshy lake near Indian Creek, 2 miles south of Crescent Hills. 1037 Comment
  SD46728  Potamogeton foliosus subsp. foliosus Robert J. Weatherby 1950-7-28 1492 Plumas Snake Lake near Quincy, on shallow bottom 1219 Comment
  SJSU12097  Potamogeton gramineus N. A. Hopkins 1976-6-22 831 Plumas Marble Hot Springs Rd., Sierra Valley Comment
  UC1564761  Potamogeton gramineus V. Oswald, L. Ahart, and L. Hanson 1989-7-31 3908 Plumas 6.5 air mi n of La Porte (0.5 air mi w of Fowler Pk., lake at the headwaters of of Fowler (Slate) Creek) 1670 Comment
  SJSU14005  Potamogeton gramineus N. A. Hopkins 1988-8-9 1470 Plumas Willow Creek, in meadow area, USGS Ferris Creek quadrangle 1732 Comment
  JEPS100474  Potamogeton nodosus Dean W. Taylor 2000-8-12 17579 Plumas far eastern shore near Pioneer Cabin Antelope Lake; ; Antelope Lake, far eastern shore near Pioneer Cabin 1524 Comment
  JEPS123945  Potamogeton richardsonii Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20426 Plumas On the west side of Duck Lake (near Blue Lake), 1,180 feet north of Forest Service Road 29N18, 3.19 air miles west-southwest of Sifford Mt., 6.41 air miles south-southeast of Lassen Peak. Comment
  RSA462458  Potentilla biennis Rockwell 1925-07 s.n. Plumas Beckwourth Comment
  CHSC97087  Potentilla gracilis var. fastigiata Lowell Ahart; Josephine Guardino 2007-7-21 14361 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
  CAS-BOT-BC540080  Potentilla gracilis var. fastigiata Anna Head 1921-8-5 s.n. Plumas Gold Lake 1981 Comment
  CAS-BOT-BC540414  Potentilla gracilis var. fastigiata Walter Knight; John Thomas Howell; Gordon True 1969-6-24 2466 Plumas Sierra Nevada, Butterfly Area, in vicinity of Darlingtonia Bog 1097 Comment
  CAS-BOT-BC540417  Potentilla gracilis var. fastigiata M. S. Taylor 1982-7-8 4806 Plumas S side of Feather River in Ramelli Ranch, ca. 1 mile SW of Beckwourth 1487 Comment
  POM147047  Potentilla gracilis var. fastigiata Alice Eastwood 1927-6-27 14870 Plumas United States Forest Reserve Comment
  CHSC1576  Potentilla millefolia V. Holt 1937-5-13 Plumas Between Mineral and Chester. 1524 Comment
  CAS-BOT-BC145201  Potentilla rivalis Thomas H. Kearney 1944-8-14 67 Plumas Near Prattville, Lake Almanor Comment
  CHSC97150  Potentilla rivalis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14037 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  SEINET6636445  Potentilla rivalis var. millegrana W. Harnach, N. Harnach 1990-7-6 466 Plumas Sierra Valley, On the first corner east of Co. Rd. A-23 on Marble Lane 1487 Comment
  SBBG3117  Poterium sanguisorba H. and M. Dearing 1939-7-3 3814 Plumas Greenville Comment
  SD6643  Prunella vulgaris Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  CHSC55714  Prunella vulgaris subsp. lanceolata K. R. Stern 1985-6-25 8254 Plumas Vicinity of Blairsden. 1402 Comment
  CDA17299  Prunella vulgaris var. lanceolata G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16348 Plumas Sierra Nevada; Snake Lake, 4 mi. NW of Quincy. Comment
  CHSC20991  Prunella vulgaris var. lanceolata F. T. Griggs; A. Pass 1975-7-11 156 Plumas Buck's Lake. Comment
  CHSC91786  Prunella vulgaris var. lanceolata G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16348 Plumas Northern Sierra Nevada. Snake Lake, 4 mi. NW of Quincy. At lower end of lake just above dam and outlet. [Lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  CAS-BOT-BC158596  Prunus John Thomas Howell 1959-9-21 34782 Plumas N. Fk. Feather River near Belden 701 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
  RSA59415  Prunus emarginata E. K. Balls 1950-9-8 15710 Plumas Lakes Center Public Campground. 2043 Comment
  UC586844  Prunus emarginata Joseph Andorfer Ewan 1934-6-25 8197 Plumas Gold Lake Road; Sierra Nevada, Gold Lake Road 1524 Comment
  SEINET7346803  Prunus emarginata A. A. Heller, P. B. Kennedy 1907-7-15 8845 Plumas Near mouth of Little Grizzly Creek below Genessee Comment
  CAS-BOT-BC154648  Prunus subcordata Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  UCSB13454  Prunus virginiana var. demissa Breedlove, Dennis 1962-6-12 Plumas Upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CHSC113975  Pseudognaphalium luteoalbum Lowell Ahart 2014-11-16 19889 Plumas Along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4-1/2 miles (air) northwest of La Porte. 1536 Comment
  CAS-BOT-BC361678  Pseudognaphalium thermale John Thomas Howell 1959-9-24 34912 Plumas Crescent Mills 1066 Comment
  CHSC113592  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. 1533 Comment
  JEPS29571  Pseudognaphalium thermale John Thomas Howell 1960-7-20 35756 Plumas Boiling Springs Lake Lassen Volcanic Park, Boiling Springs Lake 1798 Comment
  UC1125831  Pseudostellaria jamesiana A. Lewis 1934-6-18 490 Plumas 1 mi sw Bald Mtn.; Plumas National Forest, Downieville Quad., sw of Bald Mtn. Comment
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Jun 14 2013
  UC1563940  Pseudostellaria jamesiana Barbara Ertter with Gary Schoolcraft 1989-7-3 8635 Plumas ca. 9 air mi s Susanville (near Bear Creek crossing on Lone Rock road); Diamond Mts., near Bear Creek crossing on Lone Rock road 1767 Comment
  CAS-BOT-BC174804  Pseudostellaria jamesiana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54232 Plumas About 4 miles southeast of Mt. Hough on the road to Quincy 1645 Comment
  RSA518740  Pseudostellaria jamesiana Barbara Ertter, Gary Schoolcraft 1989-7-3 8635 Plumas Near Bear Creek crossing on Lone Rock road, Diamond Mts. ca. 9 airmiles S of Susanville. 1768 Comment
  CHSC87641  Pseudostellaria sierrae Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10913 Plumas On the east side of Forest Road 25N10, about 2 miles (air) west of Grizzly Peak, about 8 miles (air) northeast of Quincy. 1804 Comment
  SEINET10530925  Pseudotsuga menziesii Mary Susan Taylor 1981-7-27 Taylor 4133 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
  CHSC101926  Pseudotsuga menziesii var. menziesii Lowell Ahart; John Dittes 2009-7-13 16058 Plumas East 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
  CHSC102435  Psilocarphus brevissimus var. brevissimus L. P. Janeway; B. Castro 2009-6-7 9800 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 125 m southwest of Thompson Valley Creek. 1670 Comment
  UC177449  Psilocarphus brevissimus var. brevissimus T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  PASA2296  Psilocarphus globiferus Margaret Stason 1932-6-22 Plumas CAMP GROUND LAKE ALMANOR Comment
  CAS-BOT-BC361845  Psilocarphus oregonus Mary Strong Clemens 1920-6-7 s.n. Plumas Greenville 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
  UC485727  Pteridium aquilinum var. pubescens H. F. Copeland 1932-8-24 Plumas Drakesbad Comment
  SEINET4890226  Puccinellia lemmonii W. Harnach, N. Harnach 2000-6-14 909 Plumas Sierra Valley, approximately 0.5 miles west of County Road A-24, 2.5 miles north of Loyalton 1518 Comment
  CAS-BOT-BC147872  Purshia tridentata var. tridentata Alice Rosenberg 1917-6-20 s.n. Plumas Blairsden Comment
  CAS-BOT-BC147878  Purshia tridentata var. tridentata John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2207 Plumas Mouth of Butterfly Creek 883 Comment
  CDA18746  Purshia tridentata var. tridentata G. D. Barbe, T. C Fuller 1982-7-16 3773 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
  SEINET10499003  Pycnanthemum californicum Mary Susan Taylor 1982-8-8 Taylor 4942 Plumas T25N R10E ne/ne sec 18. Greenville SW quad. In seep, n side of 25N73, s slope of Mt Hough ridge, ca. 7 mi nne of Quincy. 6000 ft. 1829 Comment
  JEPS48508  Pyrola aphylla Esther C. Fritz 1933-8-5 Plumas Camp Califorest near Meadow Valley 1188 Comment
  CAS-BOT-BC466098  Pyrola picta Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-7-12 2108 Plumas Butterfly Botanical Area and Vicinity; between valley and Darlingtonia bog 1066 Comment
  SD7831  Pyrola picta f. aphylla Mrs. R. M. Austin 1887-1 Plumas American Valley Comment
  CHSC84530  Pyrrocoma lanceolata var. lanceolata John Dittes; Lowell Ahart 2003-8-8 2003 -90 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 6.3 air-mile southeast of Portola, ca. 4.3 air-mile south by southeast of Beckwourth, ca. 0.2 air-mile east of Beckwourth-Calpine Road (A23). At edge of Dyson Lane. 1487 Comment
  CAS-BOT-BC328157  Pyrrocoma lucida John Thomas Howell 1961-9-25 36957 Plumas Portola, Sierra Nevada 1478 Comment
  CAS-BOT-BC328160  Pyrrocoma lucida Roxana S. Ferris 1951-9-14 12469 Plumas Between Graeagle adn Calpine just north of Sierra County line (State Highway 89) Comment
  CAS-BOT-BC328161  Pyrrocoma lucida L. S. Smith 1932-9-19 2726 Plumas Beckwith Meadow, Tahoe National Forest Comment
  CHSC84502  Pyrrocoma lucida John Dittes; Lowell Ahart 2003-8-8 2003 -82 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 3.9 air-miles east of Portola, ca. 0.7 air-mile southwest of Beckwourth, ca. 0.1 air-mile south of Middle Fork Feather River. Meadow at edge of Beckwourth-Calpine Road (A23). 1488 Comment
  RSA252460  Pyrrocoma lucida R. F. Thorne, C. W. Tilforth 1969-9-6 39238 Plumas Near bank of Feather River, 1 mile SW of Beckwourth. 1357 Comment
  UC295911  Pyrrocoma lucida Katharine Brandegee 1913-1 Plumas Portola Comment
  CHSC90306  Quercus chrysolepis var. nana L. P. Janeway 1994-8-26 4752 Plumas Northern High Sierra Nevada. On top of Lava Top, about 0.8 mi southeast of town of Cascade. 1411 Comment
  JEPS112918  Quercus chrysolepis var. nana Dean W. Taylor 2001-8-1 17856 Plumas Nelson Creek 0.5 miles North of bridge along Quincy-La Porte Road (ca. 8 miles SE of Quincy) 1234 Comment
  CAS-BOT-BC93980  Quercus durata John Thomas Howell 1959-9-21 34788 Plumas Rich Bar 762 Comment
  CAS-BOT-BC93982  Quercus durata John Thomas Howell 1959-9-21 34791 Plumas Rich Bar 762 Comment
  UCD45887  Quercus durata var. durata John Thomas Howell 1959-9-21 34790 Plumas Serpentine, Rich Bar, Plumas Co. El. 2500 ft. 762 Comment
  UCD46185  Quercus garryana F. T. Griggs 1977-7-17 229 Plumas Soda Creek, ca. 5 miles north of Belden, Plumas County, California. 1524 Comment
  RSA88598  Quercus garryana var. semota J. T. Howell 1951-6-26 27548 Plumas Feather River Canyon 854 Comment
  CAS-BOT-BC105315  Quercus kelloggii Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1559 Plumas Buterfly Botanical Area and Vicinity. Fern Glen 1097 Comment
  CHSC76133  Quercus kelloggii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3293 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorville. 1112 Comment
  SEINET10871791  Quercus vacciniifolia Mary Susan Taylor 1982-6-21 Taylor 4702 Plumas T23N R10E ne/se sec 23. Blue Nose Mt quad. E slope of Golden Creek, on both sides of 23N49Y, 0.8-1.0 mi w of its jct with 23N39, ca. 2.7 mi w of White Cap, ca. 4 air mi sw of Sloat. 5400 ft. 1646 Comment
  CAS-BOT-BC379234  Ranunculus alismifolius var. alismellus James R. Shevock 1985-5-19 11171 Plumas Plumas National Forest, along forest road 26N70 at Dixie Valley, and 1.2 mi south of junction with road 28N01 00000000000000000000000 1800 Comment
  CHSC21512  Ranunculus alismifolius var. alismellus D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake. Comment
  UC135578  Ranunculus alismifolius var. alismifolius Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  UC480958  Ranunculus alismifolius var. alismifolius Mrs. R. M. Austin May 1878 Plumas Indian Valley Comment
  CAS-BOT-BC379214  Ranunculus aquatilis John Thomas Howell 1977-8-11 5690 Plumas canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir, in creek 1707 Comment
  JEPS102657  Ranunculus aquatilis Lowell Ahart 2001-8-29 9233 Plumas Frenchman Lake, strand, bottom of Little Last Chance Creek 1700 Comment
  POM98933  Ranunculus aquatilis var. hispidulus Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC83607  Ranunculus occidentalis John Dittes 2002-4-27 2 -51 Plumas Northern High Sierra Nevada; Plumas National Forest, Watson Ridge, ca. 1.5 air-miles north of Feather Falls Overlook, ca. 1.8 air-miles east of Bald Rock Dome, on north/south-oriented ridge top, north of hairpin turn in FS Road 21N25A. 1104 Comment
  UCR63644  Ranunculus occidentalis B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0958 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  JEPS28452  Ranunculus occidentalis George W. Gillett 1957-7-13 750 Plumas meadow across creek from Devils Kitchen; Lassen Volcanic National Park 1859 Comment
  JEPS101237  Ranunculus orthorhynchus var. orthorhynchus Dean W. Taylor 2000-8-8 17553 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  UC118226  Ranunculus orthorhynchus var. orthorhynchus T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  CAS-BOT-BC59563  Rhamnus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54298 Plumas Sierra Nevada - East side of Indian Valley just north of Tylorsville 1112 Comment
  UC870866  Rhamnus Mrs. E. C. Sutliffe Aug 1917 Plumas near Blairsden Comment
  UC1121935  Rhamnus rubra E. Nourse 1934-8-9 8 Plumas 1.5 mi wsw of Clermont Hill; Plumas National Forest, Downieville Quad. 1828 Comment
  RSA88510  Rhamnus tomentella subsp. crassifolia J. T. Howell 1951-8-19 28167 Plumas Serpentine near Rich Bar. 793 Comment
  CAS-BOT-BC56578  Rhododendron columbianum Anna Head 1921-7-17 s.n. Plumas Gray Eagle Creek, Feather River region Comment
  CHSC91701  Rhododendron neoglandulosum G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16271 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: bog area. 1158 Comment
  CDA20456  Rhododendron occidentale B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of Cascade. 0 Comment
  RSA101418  Rhododendron occidentale var. californicum R. Weatherby 1955-6-16 1531 Plumas Feather River Canyon. Head of Berry Creek, above Virgilia. Comment
  CAS-BOT-BC111878  Rhynchospora alba Walter Knight; Irja Knight 1966-6-18 1340 Plumas Butterfly Valley, near spring. 1127 Comment
  JEPS83783  Rhynchospora alba V. Oswald and L. Ahart 1988-8-4 3670 Plumas se Drakesbad (just s of border of Lassen Volcanic National Park, s side of lake); Willow Lake 1676 Comment
  UCSB63769  Rhynchospora alba Janeway, L. 1998-9-10 Plumas Crescent Mills quad.: T25N, R9E, NE1/4 of SE1/4 of sec. 20; Butterfly Valley Botanical Area; upper edge of darlingtonia bog (Sweetwater Marsh); just below Road 25N47; 0.3 mi. south of Road 417 1173 Comment
  RSA97475  Ribes aureum Beecher Crampton 1954-5-11 1884 Plumas Five miles south of Vinton. Comment
  SJSU15161  Ribes aureum var. gracillimum N. Hopkins 1993-5-18 1720 Plumas Dyson Lane, NE corner of Sierra Valley Comment
  CAS-BOT-BC108716  Ribes cereum Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake. Comment
  UC465793  Ribes nevadense H. M. Hall July 1912 9322 Plumas Long Lake Sierra Nevada Mountains 2042 Comment
  RSA0023140  Ribes nevadense E. K. Balls, Lee W. Lenz 1955-5-14 20704 Plumas 1 mi. NE along Highway 89 toward Lake Almanor, from junct. with US Highway 40 alt. 671 Comment
  CHSC21098  Ribes roezlii F. T. Griggs; A. Pass 1975-7-3 74 Plumas N. of Grizzly Forebay. Buck's Lake Forest Service Survey. Comment
  UCD102468  Ribes roezlii Robbins; Raynor 1943-6-1 s.n. Plumas Belden. Comment
  RSA0018271  Ribes roezlii var. roezlii Louis C. Wheeler 1958-7-29 7341 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UCD102519  Ribes velutinum B. Crampton 1954-5-11 1878 Plumas Border of Lassen County, Bechwourth Pass. 1588 Comment
  JEPS127343  Ribes viscosissimum Lowell Ahart 2016-7-9 21101 Plumas About 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC170951  Ribes viscosissimum H. M. Hall 1912-6-29 9287 Plumas Summit of Spanish Peak Sierra Nevada Mountains 2133 Comment
  CAS-BOT-BC363063  Rigiopappus leptocladus John Thomas Howell 1962-6-17 37675 Plumas Butterfly Valley 1036 Comment
  SEINET10480669  Rorippa Mary Susan Taylor 1981-5-10 Taylor 3671 Plumas T27N R12E se sec 15, Antelope Lake quad. N side of Antelope Lake, ca. 1/4 mi E of Boulder Creek and USFS Work Center, between rd and lake, ca. 20 mi NE of Taylorsville. 5040 ft. 1536 Comment
  CAS-BOT-BC74647  Rorippa curvisiliqua Robert J. Weatherby 1950-7-7 1453 Plumas Ganser Creek. Quincy. 1219 Comment
  JEPS53822  Rorippa curvisiliqua W. L. Jepson 1939-8-12 19403 Plumas branch Last Chance Creek (Ferris Creek); , branch of Last Chance Creek 1767 Comment
  POM273410  Rorippa curvisiliqua Lyman Benson 1932-7-29 4002 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  CAS-BOT-BC74637  Rorippa curvisiliqua David D. Keck 1932-7-3 1676 Plumas Northern Sierra Nevada. At bridge over Spanish Creek. 1065 Comment
  CHSC100364  Rorippa curvisiliqua var. orientalis Lowell Ahart 2008-9-10 15393 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
  CAS-BOT-BC146433  Rosa bridgesii J. Ed. McClellan; Bonnie McClellan 1968-6-11 s.n. Plumas Butterfly Botanical Area Comment
  CAS-BOT-BC148166  Rosa gymnocarpa John Thomas Howell 1967-6-23 42675 Plumas Canyon of Butterfly Creek - Sierra Nevada 1036 Comment
  CAS-BOT-BC148180  Rosa gymnocarpa Lewis S. Rose 1963-6-3 63098 Plumas Butterfly Valley, 2 mi. sw of Keddie 1188 Comment
  CAS-BOT-BC148181  Rosa gymnocarpa Thomas H. Kearney 1944-8-14 71 Plumas Near Prattville, Lake Almanor Comment
  UC1128559  Rosa gymnocarpa E. Nourse 1934-9-4 19 Plumas 3/4 mi s and 1 mi w Quincy (Plot 77); Plumas National Forest, Downieville Quadrangle Comment
  SEINET10937262  Rosa pinetorum Mary Susan Taylor 1982-5-27 Taylor 4543 Plumas T26N R9E e/se sec 23. Greenville SW quad. Mostly w side of Dixie Canyon Rd (204), 1.2 to 2 mi n of its jct with Hwy :89 at Mocassin. 4000-4400 ft. S of Greenville. 1219 Comment
  SEINET10483611  Rubus ursinus Mary Susan Taylor 1982-5-23 Taylor 4518 Plumas T25N R7E ne/nw sec 20. Almanor SW quad. S side of Caribou Rd, ca. 1/10 mi n of its jct with Hwy 70, ca. 3 mi e of Belden. Shoo-fly formation; 2400 ft. 731 Comment
  CHSC107911  Rudbeckia occidentalis L. P. Janeway; B. Castro 2011-9-11 10718 Plumas Northern High Sierra Nevada. Between road 22N57 (the road around Little Grass Valley Reservoir) and Black Rock Creek just before it empties into the Reservoir. Steep south-facing slope of blocky basalt bedrock. 1570 Comment
  CAS-BOT-BC421407  Rumex John Thomas Howell 1977-8-11 52712 Plumas Bottom of Frenchmans Reservoir on east side near Big Cove 1706 Comment
  UC572310  Rumex acetosella E. Sawyer 1935-6-6 74 Plumas 3.25 mi s Sugarloaf; Sierraville Quad. 1493 Comment
  SEINET10479371  Rumex acetosella Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5170 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CHSC20783  Rumex fueginus K. R. Stern 1975-7-23 5852 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC20774  Rumex salicifolius var. denticulatus K. R. Stern 1975-7-23 5861 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC55734  Rumex salicifolius var. triangulivalvis K. R. Stern 1985-6-25 8286 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC434315  Rumex triangulivalvis Mary Strong Clemens 1920-6-14 s.n. Plumas Greenville Comment
  CHSC113847  Sagina saginoides Lowell Ahart 2014-9-9 19837 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CHSC43391  Sagina saginoides Lowell Ahart 1979-7-18 1997 Plumas Along a small stream, west of the dirt road, east of Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  SEINET10965518  Sagina saginoides Mary Susan Taylor 1981-7-13 Taylor 4002 Plumas T24N R15E ne/sw sec 1, Frenchman Lake quad; along Lookout Creek, ca. 2 mi W of its jct with 28N11, ca. 3 air mi NW of N tip of the Lake, ca. 15 air mi N of Chicoot. 6200 ft elev. 1890 Comment
  SEINET3840880  Sagina saginoides G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-24 3223 Plumas One mile suoth of junction of Mount Hough-Crystal Lake Road with China Grade Road (road to Taylorsville), Rhinehart meadow 1680 Comment
  CAS-BOT-BC445677  Sagittaria cuneata John Thomas Howell 1966-7-29 42009 Plumas Quincy. 1036 Comment
  CHSC81412  Sagittaria cuneata Lowell Ahart 2001-9-18 9282 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  UC54240  Sagittaria cuneata H. M. Hall and E. B. Babcock July, 1903 4417 Plumas in small lake of nw Plumas Co. Sierra Nevada Mountains 1645 Comment
  SD6305  Sagittaria latifolia Daniel Cleveland 1882-7-27 Plumas Big Meadows Comment
  CAS-BOT-BC103625  Salix eastwoodiae Joseph Andorfer Ewan 1934-7-16 8503 Plumas Mt. Elwell trail above Bear Lakes 1981 Comment
  CHSC74122  Salix eastwoodiae J. Jurewicz 1992-9-22 Plumas Ca 5 air mi S of Bucks Lake, ca 0.2 mi E of USFS Rd 23N15 at 'Green's Flat' site. 1712 Comment
  CAS-BOT-BC103877  Salix exigua John Thomas Howell 1959-9-21 34770 Plumas Bars of N. Fk. of Feather River near Belden 701 Comment
  CAS-BOT-BC103885  Salix exigua John Thomas Howell 36928 Plumas Feather River bed, Portola 1478 Comment
  CHSC102147  Salix exigua Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16222 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC125315  Salix lasiandra var. lasiandra Anna Head 1920-1-1 s.n. Plumas Feather River Region Comment
  JEPS107697  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes 2005-9-20 12453 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 1984 Comment
  CAS-BOT-BC107159  Salix lasiolepis var. bigelovii D. E. Breedlove 1962-6-12 3471 Plumas On bank of Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg - Sierra Nevada 1341 Comment
  CAS-BOT-BC128433  Salix lasiolepis var. lasiolepis John Thomas Howell 1951-8-19 28171 Plumas 3 miles east of Rich Bar 853 Comment
  CAS-BOT-BC124800  Salix lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1881 Plumas At north end of Butterfly Valley proper 1036 Comment
  CAS-BOT-BC124801  Salix lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1882 Plumas At north end of Butterfly Valley proper 1036 Comment
  JEPS113381  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
  RSA201311  Salix lemmonii J. T. Howell 1960-7-20 35725 Plumas Drakesbad. 1677 Comment
  UC1135030  Salix lemmonii E. Sawyer 1935-5-27 40 Plumas 1 1/4 mi nnw Kerby; Sierraville Quadrangle 1554 Comment
  CAS-BOT-BC125106  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 397 Plumas North Fork of Feather River, at Chester 1350 Comment
  UC482029  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 393 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  UC482035  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 394 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  CHSC80692  Salix lucida subsp. lasiandra Lowell Ahart 2001-6-4 8754 Plumas On the north side of the South Fork of the Feather River, about 1/4 mile northeast of the Feather Fork mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. 1615 Comment
  CHSC21194  Salix lutea F. T. Griggs; A. Pass 1975-7-2 49 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC129392  Salix melanopsis A. A. Heller; P. B. Kennedy 1907-7-13 8830 Plumas Taylorville Comment
  CHSC113617  Salix melanopsis Lowell Ahart 2014-8-31 19810 Plumas South of an unnamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  SD917  Salix melanopsis Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather river, at Chester, on flood plain at highway bridge 1349 Comment
  UC482045  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 396 Plumas N. Fork Feather R. at Chester; N. Fork Feather R. 1350 Comment
  UC501390  Salix melanopsis David D. Keck Jul 3 1932-Jul 5 1932 1656 Plumas meadow s. of Spanish Creek Quincy; Northern Sierra Nevada, Quincy 1965 Comment
  RSA5708  Salix prolixa Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas N Fork of Feather River, at Chester. 1350 Comment
  CAS-BOT-BC129094  Salix scouleriana Walter Knight; Irja Knight 1966-9-12 1727 Plumas Beargrass Glade - Butterfly Botanical Area and vicinity. 1127 Comment
  UC1135089  Salix scouleriana F. Embree 1934-6-6 78 Plumas Three Lakes Plumas Nat'l Forest, Bidwell Bar Quad., Three Lakes Comment
  UCSB64022  Salsola tragus Ahart, Lowell 1981-9-6 Plumas Along Indian Creek, about 1/2 mile south-west of the intersection of Highway 89 and Arlington Road, about 1 1/2 miles south-west of Crescent Mills 1097 Comment
  POM148020  Salvia aethiopis Alice Eastwood 1927-06 s.n. Plumas Indian Valley Comment
  CAS-BOT-BC235197  Sambucus racemosa var. racemosa Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CDA17237  Sanguisorba annua G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16340 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
  UC1037207  Sanguisorba annua Leo Whitney 1934-8-11 1558 Plumas near source Freeman Creek (ca 9 mi nw of Portola, nw end of Big Grizzley Valley); Plumas National Forest, nw end Big Grizzley Valley, Freeman 1828 Comment
  RSA83055  Sanicula Alva Grant, Verne Grant 1948-6-13 8585 Plumas 1 mile from Cascade road to Oroville. Comment
  RSA74136  Sanicula bipinnatifida Milo S. Baker 1952-5-26 12466 Plumas Indian valley, 1/2 mi below Crescent Mills, Hwy 89 Comment
  JEPS2843 Image available Sanicula bipinnatifida var. flava A. A. Heller 1913-6-13 10839 Plumas near Marston Station; ; Near Marston Station, Plumas Co. 1066 Comment
  CDA18465  Sanicula graveolens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3202 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  CHSC75441  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. 2125 Comment
  UCD128048  Sanicula tuberosa John Thomas Howell 1960-7-19 35692 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CHSC112613  Saponaria officinalis Lowell Ahart 2013-9-11 19030 Plumas Gravel bar on the west side of Chips Creek, about 20 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  CHSC45521  Sarcodes sanguinea Lowell Ahart 1975-8-29 969 Plumas About 10 mi south of Bucks Lake, about 1 mi NE of Hardquartz Mine, along the edge of small stream which is part of Arkansas Ravine. 1828 Comment
  SEINET10904415  Sarracenia flava Mary Susan Taylor, H. Swanson 1982-9-2 Taylor 5089 Plumas T25N R9E ne/se sec 20. Greenville SW quad. Butterfly Valley Botanical Area, in bog just s of switchback, ca. 1 air mi w of Keddie. 3900 ft. 1189 Comment
  SEINET7722839  Saxifraga bryophora Unknown Plumas Spanish Peak Comment
  JEPS104153  Sceptridium multifidum Lowell Ahart 2003-10-15 10637 Plumas Old gold mined flat area, ca 1/4 mi south of Forest Rd 22N94E, ca 1/2 mi south of Forest Rd 22N94, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 4 1/2 mi (air) nw of Tamarack Flat, ca 9 mi (air) nw of La Porte. 1509 Comment
  RSA0101649  Sceptridium multifidum Robert J. Weatherby 1950-7-21 1481 Plumas Butterfly Valley, Quincy District. 1219 Comment
  CAS-BOT-BC111573  Schoenoplectus americanus Mrs. H. C. Cantelow 1938-7-4 2279 Plumas Drakesbad. Comment
  CHSC55807  Schoenoplectus americanus Vernon H. Oswald 1991-9-11 4865 Plumas Lassen Volcanic National Park. Hot springs terrace on the south side of the meadow at Drakesbad. Along drainages on the slope south of Hot Springs Creek. 1731 Comment
  RSA699791  Scirpus congdonii L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11168 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CAS-BOT-BC30739  Scirpus diffusus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1673 Plumas Sweetwater Meadow. 1127 Comment
  CHSC21179  Scirpus diffusus F. T. Griggs; A. Pass 1975-7-17 221 Plumas Buck's Lake. Comment
  JEPS107596  Scirpus microcarpus Lowell Ahart, Josephine Guardino 2005-8-10 12312 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  RSA59679  Scirpus microcarpus E. K. Balls 1950-9-9 15748 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  SEINET3914778  Scirpus microcarpus LeDoux, Morris; Dunn 1973-6-5 1071 Plumas Collected on south side of Greenville.; 0 Comment
  JEPS87451  Scirpus subterminalis Vernon H. Oswald and Lowell Ahart 1993-8-3 5766 Plumas unnamed lake ca 0.25 mi e Hay Meadow (w. side of the lake, on s edge Caribou Wilderness near the n end of 30N25 ca 9 mi (air) n of Lake Almanor); s edge Caribou Wilderness, e of Hay Meadow, n Lake Almanor 1926 Comment
  CDA14740  Scleranthus annuus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3282 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  CHSC21824  Scutellaria californica F. T. Griggs; A. Pass 1975-8-2 297 Plumas Bucks Lake Forest Service Survey. Comment
  CHSC118772  Scutellaria galericulata Wendy L. Boes 2016-9-6 2016 -040 Plumas On the northeastern shore of Antelope Lake in cove east of Forest Road 27N22Y along the 27N41. (UTM 706719 E, 4451398 N, NAD 83 Zone 10 North.) 1506 Comment
  JEPS26936 Image available Sedum albomarginatum P. C. Hutchison 1961-6-9 2122 Plumas Canyon North Fork of the Feather River, along highway US Alt. 40, on serpentine cliffs above Rich Bar. Comment
  CDA18736  Sedum spathulifolium G. D. Barbe, T. C Fuller 1982-7-15 3746 Plumas Plumas National Forest; 5.2 miles northeast of junction with road to Red Hill. 1524 Comment
  CAS-BOT-BC363366  Senecio aronicoides Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CHSC89472  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-11 203 Plumas Located in the Quincy District of the Plumas National Forest, above Middle Campground, Feather River Canyon. 1463 Comment
  CAS-BOT-BC363734  Senecio hydrophilus Clare B. Hardham 1978-8-11 21804 Plumas Red Clover Creek Road 1219 Comment
  CAS-BOT-BC363798  Senecio integerrimus Clare B. Hardham 1961-6-16 7472 Plumas Sierra Nevada Mountains. Diamond Peak 2133 Comment
  CAS-BOT-BC363926  Senecio integerrimus var. exaltatus Mary Strong Clemens 1920-5-4 s.n. Plumas Greenville Comment
  CHSC85480  Senecio integerrimus var. exaltatus G. Douglas Barbe; T. C. Fuller 1982-6-15 3712 Plumas Sierra Nevada. 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  RSA0124934  Senecio integerrimus var. exaltatus Clare B. Hardham 1961-6-16 7472 Plumas Diamond Peak. 2134 Comment
  JEPS37658  Senecio triangularis H. M. Wheeler 1944-8-23 637 Plumas near Cascade; South Fork Feather River, Pinchard Creek Comment
  UC311602  Senecio triangularis Dr. H. M. Evans 1918-7-24 Plumas Mud Lake Tahoe region, Mud Lake Comment
  CHSC102013  Sericocarpus oregonensis L. P. Janeway; B. Castro 2009-8-29 9947 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
  CAS-BOT-BC364769  Sericocarpus oregonensis subsp. californicus J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk Old Rd. Summit 1676 Comment
  CHSC82965  Sidalcea gigantea L. P. Janeway; B. Castro 2002-8-11 7698 Plumas Northern High Sierra Nevada. Along both sides of Oroville-Quincy Hwy (and into adjacent meadow) 0.5 km west of Road 23N73Y; at head of Little Grizzly Creek. 1658 Comment
  JEPS113912  Sidalcea gigantea Dean W. Taylor 2001-8-2 17878 Plumas Onion Creek headwaters ca. 0.5 air miles SW of America House , along Forest Road 21N01Y ca. 0.3 miles West of junction Forest Road 21N99, American House 7 1/2 USGS quadrangle 1402 Comment
  JEPS67295  Sidalcea glaucescens W. L. Jepson 1939-7-31 19319 Plumas about 2 to 2 1/2 mi from summit Spanish Peak 2042 Comment
  RSA87507  Sidalcea glaucescens C. L. Hitchcock 1952-6-25 19623 Plumas 100 yards east of spillway of Lake Almanor Comment
  CHSC110611  Sidalcea oregana subsp. spicata B. Castro; G. Kuenster 2006-8-4 1586 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Off N end of large wet meadow on W side of Thompson Creek, ca 800 ft below edge of open Ponderosa-Jeffrey pine forest, near area dominated by Artemesia cana, also with A. tridentata and Chrysothamnus viscidiflorus. 1669 Comment
  UC1124999  Sidalcea oregana subsp. spicata C. G. Albertus 1935-8-3 245 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quad. Comment
  CHSC62104  Silene bernardina L. P. Janeway 1993-7-15 4455 Plumas Plumas National Forest. South side of canyon of East Branch North Fork Feather River; on north-trending ridge between Rattlesnake Gulch and Twelvemile Ravine; along Rd 25N17 2.4 mi northwest of saddle on divide between upper Spanish Creek and the River, at switchback. 1447 Comment
  UC1137916  Silene californica G. T. Nordstrom 1934-7-2 168 Plumas 1 mi se Mt. Ararat; Bidwell Bar Quad., Plumas National Forest Comment
  UC120154  Silene californica Mrs. R. M. Austin 1880-8-9 196 Plumas Spanish Peak Comment
  JEPS51003  Silene lemmonii W. L. Jepson 1910-6-12 4122 Plumas near Mt. Harkness; near Mt. Harkness 1584 Comment
  UCD98737  Silene lemmonii Matt Georgeff 1992-5-17 17 Plumas Snake Lake Campgrounfd, 15 miles W of Quincy. Comment
  UC170953  Silene menziesii H. M. Hall 1912-6-28 9283 Plumas Spanish Creek Sierra Nevada Mountains, Spanish Creek 1158 Comment
  CAS-BOT-BC389557  Silene nuda David D. Keck 1938-8-9 4896 Plumas 1 mi. W. of Portola 1480 Comment
  CAS-BOT-BC389560  Silene nuda A. A. Heller; P. B. Kennedy 1907-7-16 8859 Plumas Genessee [Genesee] Valley near Genessee [Genesee] Comment
  CAS-BOT-BC389561  Silene nuda Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC75122  Sisymbrium altissimum Anna Head 1920-6-6 s.n. Plumas Feather River Region. Camp Rodgers. Railroad cutting. 701 Comment
  CAS-BOT-BC75112  Sisymbrium altissimum Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1540 Plumas Butterfly Botanical Area and Vicinity. Along roadside near mouth of Butterfly Creek 1036 Comment
  CAS-BOT-BC75120  Sisymbrium altissimum David D. Keck 1932-7-3 1685 Plumas Quincy, in the northern Sierra Nevada. 1065 Comment
  UC1032499  Sisyrinchium bellum E. Sawyer 1935-6-7 81 Plumas 3 3/4 mi ssw of Sugarloaf 1493 Comment
  HSC23002  Sisyrinchium bellum John Pratt 1970-6-19 22 Plumas 1677 Comment
  RSA88404  Sium suave J. T. Howell 1951-8-20 28217 Plumas Genesee 1128 Comment
  UC1400345  Sium suave R. F. Thorne and C. W. Tilforth 1969-9-6 39240 Plumas 1 mi sw of Beckwourth (Feather River); Feather River 1356 Comment
  JEPS118393  Smilacina racemosa Lowell Ahart 2011-9-20 17692 -A 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
  CAS-BOT-BC157243  Solanum umbelliferum A. Head 1920-6-8 s.n. Plumas Camp Rodgers, Feather River region 701 Comment
  SD9116  Solidago canadensis subsp. elongata Daniel Cleveland 1882-7-26 Plumas Big Meadows Comment
  CHSC45013  Solidago elongata Lowell Ahart 1974-8-15 604 Plumas Ravine, north of the dirt road, near Zumwalt Flat, about 1 mile north of Nelson Creek, about 20 miles north-east of La Porte. 1676 Comment
  SDSU533  Solidago spectabilis D. F. Howe 1961-8-4 3133 Plumas East side of Lake Almanor, 6 miles from junction with #89 at south end of lake. 1372 Comment
  CAS-BOT-BC365123  Solidago velutina subsp. californica Lowell Ahart 1979-8-16 s.n. Plumas Along Ohio Ravine 1700 Comment
  CAS-BOT-BC157315  Sorbus californica Anna Head 1921-1-1 s.n. Plumas Feather River Region Comment
  HSC73019  Sorbus scopulina M. S. Taylor 1981-6-15 3903 Plumas N side of Silver Lake, 4 mi. NW of Meadow Valley 1829 Comment
  UC567072  Sorbus sitchensis G. T. Nordstrom 1934-7-17 233 Plumas 1 1/2 miles south and 1 1/2 miles east of Bucks Mountain 1524 Comment
  RSA52907  Sparganium angustifolium subsp. emersum R. Weatherby 1950-7-28 1500 Plumas Water at edge of Smith Lake, near Quincy. 1250 Comment
  SEINET10867297  Sparganium emersum Mary Susan Taylor 1982-8-17 Taylor 5007 Plumas T24N R12E ne/ne sec 20. Little Summit Lake, on Grizzly Creek, ca. 5 air mi ne of Sloat. Riparian; 5900 ft. 1798 Comment
  UCR88888  Spergularia atrosperma J. T. Howell 1962-6-19 37866 Plumas Sierra Nevada Mtns., 5.8 mi east of Beckworth. 1494 Comment
  RSA0098102  Spergularia rubra R. Weatherby 1955-7-2 1587 Plumas Wilcox Valley. 1768 Comment
  CAS-BOT-BC374762  Sphaeromeria potentilloides var. potentilloides Peter H. Raven 1963-5-28 18421 Plumas Flats 1.1 miles east of Beckwourth Comment
  HSC93212  Sphenosciadium capitellatum Vernon H. Oswald, L. Ahart 1996-8-1 8139 Plumas FS 27N16 on the S slope of Dyer Mtn. at a branch of Second Water Trough Creek, about 1.5 mi. NW of Hauns Meadow, 1.5 mi. SE of Dyer Mtn. Lookout , N of Hwy. 89, E of Lake Almanor. 1707 Comment
  CAS-BOT-BC149637  Spiraea douglasii Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1667 Plumas Along roadside at Sweetwater Meadow 1127 Comment
  SDSU9261  Spiraea douglasii R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile N of Chester. Comment
  SDSU9263  Spiraea douglasii D. F. Howe 1963-8-7 2991 Plumas 6.0 miles N of Greenville on #89. 1219 Comment
  UC1075660  Spiraea douglasii Robert J. Weatherby 1950-7-28 1499 Plumas near Quincy (border and in Smith Lake (above Snake Lake)); Smith Lake 1249 Comment
  SEINET10483627  Spiraea douglasii Mary Susan Taylor 1982-6-14 Taylor 4672 Plumas T26N R9E se sec 34. Greenville SW quad. E side of Hwy 89, ca. 1 mi n of Indian Falls. 3400 ft. 1036 Comment
  RSA286343  Spiranthes romanzoffiana Robert F. Thorne 1974-7-30 44992 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  RSA52872  Spirodela polyrhiza R. Weatherby 1950-7-28 1485 Plumas Indian Creek, on road to Taylorsville. 1067 Comment
  CDA13978  Stachys ajugoides G. F. Hrusa 1996-8-2 13442 Plumas Sierra Nevada; at SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Comment
  CHSC35278  Stachys ajugoides var. rigida M. S. Taylor 1981-8-19 4126 Plumas Jct Bell Creek and Rd 23N10, ca. 1.5 mi w of Sloat. In creek bed. 1310 Comment
  CHSC52074  Stachys ajugoides var. rigida L. P. Janeway 1990-8-24 3834 Plumas Plumas National Forest. At edge of Coldwater Cr at crossing of dirt road ca 1 1/2 mi W of Red Clover Cr. Site disturbed by the road crossing. 1981 Comment
  JEPS113600  Stachys ajugoides var. rigida Lowell Ahart, Josephine Guardino 2007-7-21 14386 Plumas Bottom and sides of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  JEPS117157  Stachys ajugoides var. rigida Lowell Ahart 2010-10-21 17309 Plumas About 5 yards west of the spring, on the south side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak 1928 Comment
  JEPS88398  Stachys ajugoides var. rigida Vernon H. Oswald and Lowell Ahart 1996-7-15 8024 Plumas e side of arm extending n from the Hwy 36 causeway Lake Almanor (s of the point where rd. to Last Chance Campground (28N11) begins to parallel the lake, along Jeep trail ...); High Cascade Range, Lake Almanor 1371 Comment
  UCD147789  Stachys rigida Allyson Ayalon; Lucie Jerabkova 2012-8-1 142 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CHSC54394  Stellaria borealis subsp. sitchana Vernon H. Oswald 1991-7-8 4704 Plumas Lassen Volcanic National Park. Meadow on the northwest edge of Willow Lake, just north of the park boundary. Near the west gate in the park boundary fence. 1676 Comment
  CHSC100045  Stellaria crispa Lowell Ahart 2008-8-13 15169 Plumas East of La Porte Road, west bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  JEPS102745  Stellaria crispa Lowell Ahart 2001-7-19 8942 Plumas On the banks 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
  CAS-BOT-BC391178  Stellaria longipes subsp. longipes Hans Leschke 1961-8-15 1819 Plumas Lassen Volcanic National Park. Twin Meadows, southern part Comment
  CAS-BOT-BC391206  Stellaria longipes subsp. longipes John Thomas Howell 1959-9-23 s.n. Plumas 3 mi. from Juniper Lake on road to Chester 1889 Comment
  JEPS113526  Stellaria longipes var. longipes Lowell Ahart, John Dittes 2007-6-17 14188 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Genesee 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
  JEPS51128  Stellaria longipes var. longipes W. L. Jepson 1910-6-4 4054 Plumas Big Meadows 1310 Comment
  CAS-BOT-BC393827  Stellaria media John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 1795 Plumas Near barn in valley proper, Butterfly Botanical Area and vicinity 1036 Comment
  CHSC81362  Stellaria nitens L. P. Janeway 1996-5-21 4977 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwest of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CDA3541  Stellaria nitens L. P. Janeway 1996-6-2 4977 Plumas Northern High Sierra Nevada; Soda Creek, along Road 25N22 200 feet northwest of Highway 70 and East Branch North Fork Feather River. Comment
  CHSC52765  Stenotus acaulis L. P. Janeway 1990-7-4 3763 Plumas Northwest slope overlooking SW corner of Frenchman Lake, 0.2 mi W of the dam. 1722 Comment
  CHSC118663  Stenotus acaulis Noah Siegel; Chelsea Morgan 2016-6-5 2016003 Plumas Lassen National Forest. Diamond Mountains; west of Aspen Flat. UTM 699093 E, 4464686 N, NAD 83 Zone 10 North. 2194 Comment
  CAS-BOT-BC375620  Stephanomeria lactucina M. S. Taylor 1981-7-21 4096 Plumas Ca. 1/8 mi e of 25N18, ca. 1 mi se of Taylor Rock, ca. 7 air mi n of Spring Garden 2011 Comment
  CAS-BOT-BC375621  Stephanomeria lactucina Lowell Ahart 1980-8-27 2588 Plumas Near the Feather Fork Mine 2000 Comment
  SEINET10867694  Stipa speciosa Billy Joe Cox 1969-8-18 Cox 3422 Plumas Collected from dry sagebrush desert. 1/2 mi W of Beckworh Pass. Comment
  RSA600458  Streptanthus tortuosus L. C. Wheeler 1959-7-15 7566 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  RSA71129  Streptanthus tortuosus L. S. Rose 1951-6-24 51074 Plumas Feather River Canyon, near Grays Flat. 823 Comment
  UCD116279  Streptanthus tortuosus Robert E. Preston 1983-5-26 387 Plumas Highway 70, 0.8 km east of Caribou Road. 732 Comment
  CHSC94192  Streptanthus tortuosus var. orbiculatus Lowell Ahart 2006-7-3 12904 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, near the south edge of a dry open basalt flat. 1527 Comment
  JEPS108761  Streptanthus tortuosus var. orbiculatus Lowell Ahart 2006-7-3 12904 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, near the south edge of a dry open basalt flat 1527 Comment
  CHSC63129  Streptanthus tortuosus var. tortuosus Lowell Ahart 1994-7-7 7464 Plumas Plumas/Sierra Counties. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  RSA8029  Symphoricarpos acutus H. A. Barker 1927-7-3 768 Plumas Between Gold Lake and Blairsden. 1677 Comment
  JEPS12871  Symphoricarpos albus var. laevigatus W. L. Jepson 1939-8-8 19358 Plumas Quincy 1051 Comment
  HSC3944  Symphoricarpos rotundifolius W. R. Rogers 1966-6-26 216 Plumas 1951 Comment
  UCD129456  Symphyotrichum G. F. Hrusa 1992-10-8 10499 Plumas approximately 2 miles from Snake Lake near Quincy. Comment
  CAS-BOT-BC97566  Symphyotrichum ascendens L. P. Janeway 1990-8-3 3824 Plumas Meadow at head of small drainage (into Little Grizzly Cr) ca 1 mi SW of Little Grizzly Cr and between Oliver Cr. 1981 Comment
  CHSC98753  Symphyotrichum bracteolatum L. P. Janeway; B. Castro 2007-8-18 9202 Plumas Northern High Sierra Nevada. Along Squirrel Creek and Road 401 1.9 km northeast of Hwy 70/89 and Williams Loop (railroad). On creek bank in partial shade. 1268 Comment