Search Results — 2000 specimen records retrieved (1454 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET10896279  Abies Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4021 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-BC78050  Abies concolor A. L., Mrs. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  SBBG115943  Acer glabrum W. B. McHenry 1990-5-21 Plumas Bucks Lake Comment
  UC1586419  Acer glabrum var. diffusum Vernon H. Oswald and Lowell Ahart 1991-6-18 4692 Plumas located ca 5.5 mi (air) n Greenville (Homer Lake); , n of Greenville 1920 Comment
  CAS-BOT-BC330953  Acer glabrum var. glabrum John Thomas Howell; Gordon H. True 1969-6-23 45802 Plumas Sierra Nevada. 2.6 mi N of Middle Fork of Feather River at Nelson Point 1310 Comment
  SEINET7894050  Acer macrophyllum R. Sumner 1949-5-28 126 Plumas Keddie, 1067 Comment
  CAS-BOT-BC28727  Achillea millefolium Anna Head 1920-7-1 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC28738  Achillea millefolium John Thomas Howell 1955-7-19 30798 Plumas Vinton 1505 Comment
  CAS-BOT-BC28729  Achillea millefolium Anna Head 1941-8-4 s.n. Plumas Near Elwell, Feather River Region Comment
  RSA60123  Achillea millefolium var. alpicola E. K. Balls 1950-9-2 15645 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  SEINET11842153  Achillea millefolium var. lanulosa M. Sacks, Detzer 1977-1 9 Plumas Edge of Yellow Pine Forest. ca 3.5 km NE of Squaw Pk. Milford Quad., Sec. 1, T25N, R14E 1973 Comment
  UC1133123  Achnatherum lemmonii C. W. Hanks 1934-8-6 10 Plumas nw end Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  RSA129474  Achnatherum lemmonii var. lemmonii E. Sawyer 1935-6-1 53 Plumas 1.75 mi NE of Hawks 1585 Comment
  UCD50860  Achnatherum nevadense G. L. Stebbins Jr. 1939-7-9 2920 Plumas East side of Little Last Chance Valley, N of Chilcoat. 1706 Comment
  CAS-BOT-BC216883  Achnatherum occidentale Clare B. Hardham 1978-8-11 218012 Plumas About 5 miles SE of Thompson Peak Comment
  CHSC91835  Achnatherum occidentale G. Douglas Barbe; T. C. Fuller 1982-7-15 3735 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  UCD50966  Achnatherum occidentale G. L. Stebbins Jr. 1939-7-5 2899 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CAS-BOT-BC210844  Achnatherum occidentale subsp. californicum Brink; Mayer 1975-7-2 s.n. Plumas Bucks Lake area Comment
  CAS-BOT-BC210846  Achnatherum occidentale subsp. californicum Thomas H. Kearney 1944-8-14 14 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC210849  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-7-20 35787 Plumas Lassen Volcanic National Park. Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  CHSC40981  Achnatherum occidentale subsp. occidentale J. D. Jokerst 1984-7-10 2089 Plumas East of Rattlesnake ravine in the canyon of Indian Creek between creek and Indian Cr. Road. 1249 Comment
  CAS-BOT-BC110712  Achnatherum occidentale subsp. pubescens L. P. Janeway 1992-6-8 4223 Plumas Plumas National Forest. Quincy Ranger District. About 0.3 mile south of Highway 70/89 at Lee Summit. 1359 Comment
  CAS-BOT-BC210925  Achnatherum occidentale subsp. pubescens John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2363 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek Comment
  CHSC87985  Achnatherum thurberianum Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11152 Plumas On the north side of a forest road, southwest of a small meadow and seeps, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2124 Comment
  RSA699787  Achnatherum thurberianum L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11152 Plumas On the north side of a forest road, southwest of a small meadow and seeps, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2125 Comment
  CHSC110617  Acmispon americanus var. americanus B. Castro; G. Kuenster 2006-8-4 1583 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, downstream of small rock dam, ca 600 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  CHSC62455  Acmispon americanus var. americanus L. P. Janeway 1993-8-26 4546 Plumas Plumas National Forest. Northwest corner of Sierra Valley; 1 mi west of Beckwourth and 4 mi east of Portola. On the south side of Middle Fork Feather River. 1484 Comment
  CHSC874  Acmispon grandiflorus var. macranthus D. Crummett 1937-5-14 Plumas Ten mi. south of Belden. 716 Comment
  UC1075667  Aconitum columbianum Robert J. Weatherby 1950-7-7 1445 Plumas Quincy, Gansner Creek 1219 Comment
  CAS-BOT-BC412613  Aconogonon alaskanum Paul F. Covel 1937-7-20 738 Plumas Pass east Buck's Ranch Comment
  CAS-BOT-BC418805  Aconogonon phytolaccifolium Clarence R. Quick 1953-8-8 53 -114 Plumas South of Meadow Valley Comment
  UCD128575  Acroptilon repens E. Sawyer 1935-6-27 239 Plumas Sierra Valley. Comment
  CAS-BOT-BC391666  Actaea rubra Alice Eastwood 1927-6-11 14490 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC391664  Actaea rubra L. P. Janeway 1991-8-3 4113 Plumas Plumas National Forest, Beckwourth Ranger District. Northeasterly drainage into Freeman Creek, below Five Points and 2 mi west of Smith Peak 1981 Comment
  CHSC33784  Adenocaulon bicolor M. S. Taylor 1981-7-21 4077 Plumas NE corner of jct 25N42 and 401, ca. 3 air mi N of Spring Garden, E and above Squirrel Creek. 1371 Comment
  CHSC115744  Adiantum aleuticum L. P. Janeway 2015-8-3 11814 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Hwy and Grizzly Summit. 1696 Comment
  JEPS87886  Adiantum aleuticum Lowell Ahart 1994-7-28 7532 Plumas sw Bucks Lake (ne of Frenchman Hill); sw of Bucks Lake, ne of Frenchman Hill 1706 Comment
  UCD137177  Adiantum aleuticum B. Castro; Gail Kuenster 1994-9-21 548 Plumas Ca. 2.5 air miles S of Bucks Lake, ca. 0.7 mi. W of USFS Rd 23N18, along N-trending perennial creek which drains the NE corner of Red Mtn and feeds into Cedar Flat. 1722 Comment
  CDA40750  Agastache urticifolia L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11161 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  JEPS106039  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
  UCD125004  Agastache urticifolia Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  POM247275  Agastache urticifolia E. K. Crum 1937-8-7 s.n. Plumas 3 miles west of Lake Almanor. 1524 Comment
  SEINET10475085  Agoseris aurantiaca Mary Susan Taylor 1982-8-9 Taylor 4944 Plumas T26N R8E se sec 3. Almanor NE quad. Along creek in wet & dry area, e side of 26N16Y, just n of Rattlesnake Hill, ca. 3 mi sse of Canyon Dam. Mixed Evergreen Forest; 6100 ft. 1859 Comment
  UC170962  Agoseris grandiflora var. grandiflora H. M. Hall 1912-7-24 9369 Plumas Willow Creek Sierra Nevada Mts., Willow Creek 1249 Comment
  CAS-BOT-BC22911  Agoseris heterophylla John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54195 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  JEPS55238  Agoseris heterophylla var. heterophylla Lewis S. Rose 1967-6-12 67108 Plumas 3 mi w Keddie; Butterfly Valley 1219 Comment
  CHSC117487  Agoseris monticola Lowell Ahart 2016-6-29 21073 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
  SEINET10566205  Agropyron William E. Harmon 1968-8-18 Harmon 1556 Plumas 1.5 mi e of quincy, on hwy 70-89, from roadside in open valley with adjacent Pasture land. Comment
  SEINET10789690  Agropyron intermedium Mary Susan Taylor 1982-1 Taylor 5133 Plumas Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. Sagebrush edge of meadow. 1487 Comment
  SEINET5335829  Agropyron trachycaulum var. trachycaulum M. Foster 1988-7-15 175 Plumas On either side of Big Grizzly Creek, 0.5 mile S of Walker Mine Road, 1 mile W of Lake Davis, 12 miles NNW of Portola. 1768 Comment
  UC1024753  Agrostis alba Leo Whitney 1934-8-23 2299 Plumas ca 15 mi n Beckwith; Plumas National Forest, Willow Creek 1950 Comment
  CAS-BOT-BC127085  Agrostis exarata John Thomas Howell 1960-7-22 35883 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC92817  Agrostis exarata Lowell Ahart; Josephine Guardino 2005-8-9 12285 Plumas On the bottom of Fant Creek, about 100 yards southeast of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  JEPS102724  Agrostis exarata Lowell Ahart 2001-10-16 9384 Plumas On a bank 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
  UCD52290  Agrostis exarata John Thomas Howell 1960-7-18 35520 Plumas Drakesbad. 1676 Comment
  CAS-BOT-BC139603  Agrostis gigantea John Thomas Howell 1973-7-10 49741 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  CAS-BOT-BC138995  Agrostis pallens John Thomas Howell 1962-6-18 37783 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  CHSC65872  Agrostis pallens L. P. Janeway 1995-10-11 4940 Plumas Lakes Basin. 0.3 mi north-northwest of Lakes Basin Campground; on east side of Gold Lake Hwy opposite entrance to campground. 1923 Comment
  JEPS76244  Agrostis pallens W. L. Jepson 1939-8-16 19450 Plumas Bucks Valley 1584 Comment
  RSA739743  Agrostis pallens L. P. Janeway 2007-7-13 9180 Plumas French Hill and western end of Red Mountain, near Rd.. 23N69; above the head of Frizier Creek. 1786 Comment
  RSA88185  Agrostis pallens J. T. Howell 1951-6-28 27686 Plumas Eureka Peak 1982 Comment
  CAS-BOT-BC138714  Agrostis scabra John Thomas Howell 1960-7-18 35523 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC138716  Agrostis scabra Lowell Ahart 1980-10-6 2667 Plumas Sierra Nevada. Lake, 0.5 mile west of Fowler Peak. 1700 Comment
  UCD53379  Agrostis scabra Malcolm A. Nobs; S. Galen Smith 1949-8-18 1366 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  JEPS125873  Agrostis thurberiana Dean W. Taylor 2001-8-1 17859 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
  UCD55710  Aira caryophyllea August L. Hormay 1932-6-7 s.n. Plumas on road to Quincy, 1 mile from turn off of Oroville Road. 6 miles east of Oroville. Comment
  SEINET3883801  Allium anceps Stanley L. Welsh, N. Duane Atwood 2001-6-13 28129 Plumas Red Clover Valley, ca 12 miles north of Beckwourth.; 0 1679 Comment
  CAS-BOT-BC466604  Allium campanulatum E. K. Balls; L. W. Lenz 1956-6-19 21843 Plumas forest lodge, sw of greenville 1127 Comment
  CAS-BOT-BC466606  Allium campanulatum H. C. Cantelow 1939-5-20 2554 Plumas Indian Highway 11 mi. s.e. of Prattville Comment
  CAS-BOT-BC466609  Allium campanulatum Lowell Ahart 1977-7-9 s.n. Plumas 0.5 mile below the Bunker Hill Mine which is about 10 miles northeast of La Porte 1800 Comment
  SEINET8119077  Allium campanulatum A. A. Heller, P. B. Kennedy 1907-7-3 8708 Plumas Hills above Red Clover Valley. Comment
  SEINET10471982  Allium lemmonii Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3880 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
  CHSC58048  Allium parvum Vernon H. Oswald 1992-5-18 4941 Plumas Juniper Lake Rd. 0.3 mi N of the park boundary. Lassen National Park. 1999 Comment
  SEINET8191553  Allium platycaule W. Harnach, N. Harnach 1990-5-12 289 Plumas Sierra Valley, County Road A-23, S of Marble Lane, on Wilson brothers ground (Rock pile). 1515 Comment
  CAS-BOT-BC474089  Allium platycaule Robert J. Weatherby 1955-7-2 1568 Plumas Bear Ridge near Taylor Lake 2194 Comment
  CAS-BOT-BC474090  Allium platycaule Robert J. Weatherby 1955-7-2 1568 Plumas Bear Ridge near Taylor Lake 2194 Comment
  CHSC82547  Allophyllum integrifolium Lowell Ahart 2002-7-18 9862 Plumas Basalt ridge, about 1/8 mile north of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1764 Comment
  CAS-BOT-BC171354  Alnus incana subsp. tenuifolia John Thomas Howell 1959-9-24 34936 Plumas Butterfly Creek near mouth. Sierra Nevada 914 Comment
  CAS-BOT-BC171356  Alnus incana subsp. tenuifolia Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1782 Plumas Butterfly Botanical Area and vicinity. Fern Glen 1097 Comment
  CAS-BOT-BC171359  Alnus incana subsp. tenuifolia Walter Knight; Irja Knight 1966-9-12 1745 Plumas Butterfly Botanical Area and vicinity. Beargrass Glade 1127 Comment
  CAS-BOT-BC171364  Alnus incana subsp. tenuifolia Lyman Benson 1932-7-29 3989 Plumas Buck Lake. Sierra Nevada. Feather River Watershed 2133 Comment
  CAS-BOT-BC171366  Alnus incana subsp. tenuifolia L. P. Janeway 1992-8-30 4302 Plumas McRae Meadow, upper end of East Nelson Creek. Plumas National Forest - Beckwourth District McRae Compartment 1889 Comment
  CAS-BOT-BC171369  Alnus incana subsp. tenuifolia Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  SEINET228761  Alopecurus aequalis Lowell Ahart 1981-8-7 3022 Plumas 1 mi NE of Pilot Peak 16 mi NE of La Porte 1900 Comment
  CAS-BOT-BC138115  Alopecurus aequalis var. aequalis John Thomas Howell 1951-6-28 27732 Plumas Eureka Lake. 1889 Comment
  RSA6248  Alopecurus geniculatus D. D. Keck 1932-7-5 1667 Plumas Quincy, in the northern Sierra Nevada. 1067 Comment
  RSA128962  Amaranthus albus J. T. Howell 1951-8-20 s.n. Plumas Near Taylorsville Comment
  SEINET7903640  Amaranthus californicus J. T. Howell 1959-9-21 34767 Plumas Bars of North Fork of Feather River near Belden 701 Comment
  CAS-BOT-BC13542  Ambrosia acanthicarpa John Thomas Howell 1959-9-25 34981 Plumas Portola 1478 Comment
  UC1562326  Ambrosia acanthicarpa Vernon Oswald and Lowell Ahart 1990-7-25 4401 Plumas .9 mi e on Hwy 70, (Vinton Cemetery) Vinton; Vinton Cemetery Comment
  CHSC21799  Amelanchier F. T. Griggs; A. Pass 1975-8-1 415 Plumas Bucks Lake Forest Service Survey. 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
  RSA739619  Amelanchier alnifolia var. pumila L. P. Janeway 2007-5-20 8990 Plumas Norhern High Sierra Nevada, Crest at head of Bean Creek (which drains to the SSE, E Branch N Fork Feather Rivers to the N) at jct of roads 25N17, 25N57, 25N59. 1573 Comment
  CAS-BOT-BC136803  Amelanchier utahensis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1400 Plumas Adjacent to Pond reservoir 1097 Comment
  UC1127756 Image available Amelanchier utahensis D. Axelrod 1934-6-8 13 Plumas La Parte; Plumas National Forest, Downieville Quad. 1524 Comment
  UC1127757  Amelanchier utahensis R. Roseberry 1934-11-4 7 Plumas 0.5 mi w Bungalow; Downieville Quad. 1371 Comment
  CAS-BOT-BC64275  Anaphalis margaritacea H. E. Brown 1897-8-15 661 Plumas Near Lassen Buttes 1828 Comment
  SD8180  Anemone quinquefolia Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SD109157  Angelica arguta var. breweri Joseph M. DiTomaso 1980-8-28 1948 Plumas One mile east of Whitehorse campground, ca. 1/2 mile west of Pacific Coast Trail on Hwy 70; 15 miles west of Quincy. 1525 Comment
  RSA59305  Angelica breweri E. K. Balls 1950-9-12 15790 Plumas 1.5 miles along trail from Lakes Center Public Camp to Long Lake Outlet, southern Plumas County. 2012 Comment
  SEINET10886946  Antennaria argentea Patricia L. Kenney, David B. Dunn; Melvin L. Conrad 1973-6-5 Kenney 426 Plumas Collected along a stream along Hwy. 70, 6 mi. S from jct. of Hwy. 89 & 70. Douglas fir and yellow pine. 1067 Comment
  JEPS113739  Antennaria dimorpha Lowell Ahart, John Dittes 2007-6-17 14154 Plumas On a low rocky open hill, about 20 yards southwest of Red Clover Creek, about 20 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 en 1654 Comment
  SJSU4150  Antennaria dimorpha C. W. Sharsmith & W. Savage 1967-5-20 7520 Plumas near S base of The Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  UC1125558  Antennaria rosea E. Sawyer 1935-6-27 213 Plumas Mouth of Dixie Valley Sierraville Quad., Dixie Valley 1554 Comment
  RSA31346  Antennaria rosea Joseph A. Ewan 1934-6-26 8290 Plumas Frazier Creek Falls, Gold lake road 1829 Comment
  UC1552729  Antennaria rosea Frederica Bowcutt 1985-6-6 563 Plumas 15 air mi ne of Quincy; Plumas National Forest 1676 Comment
  CAS-BOT-BC84601  Anthemis cotula John Thomas Howell 1959-9-21 34811 Plumas Indian Creek Canyon 914 Comment
  SEINET12948039  Antirrhinum cornutum M. J. Williams 1980-1 80- 67 -1 Plumas Feather River Canyon, S of Belden near Hwy 70. 853 Comment
  CHSC48968  Antirrhinum vexillo-calyculatum subsp. intermedium Vernon Oswald 1984-8-14 1643 Plumas Hwy 70, 21.0 mi n of the Butte-Plumas Co. line. 822 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
  UC1382128  Antirrhinum vexillocalyculatum subsp. intermedium L. Constance and Tsan-Iang Chuang 1969-7-11 3872 Plumas 8.6 mi sw Arch Rock Tunnel; North Fork of Feather River Comment
  CHSC55632  Apera interrupta K. R. Stern 1985-6-25 8295 Plumas Vicinity of Blairsden. 1402 Comment
  CDA18578  Apocynum androsaemifolium G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3300 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  CHSC40378  Apocynum androsaemifolium Lowell Ahart 1985-7-1 5096 Plumas About 100 yards east of McCarthy Creek and along the road, about 1 mile north of the road to Cleghorn Bar, about 7 miles north-west of Pilot Pk. 1828 Comment
  CHSC40863  Apocynum androsaemifolium K. R. Stern 1985-6-25 8280 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC57248  Apocynum androsaemifolium L. P. Janeway 1984-9-1 1128 Plumas Lakes Basin Recreation Area, on west side of Mud Lake. 2026 Comment
  JEPS115205  Apocynum androsaemifolium Lowell Ahart, John Dittes 2009-7-15 16102 Plumas On dry rocky soil, northeast of the power line, on the west side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  UC1123474  Apocynum androsaemifolium E. Nourse 1934-9-4 22 Plumas 3/4 mi. s. & 1 mi. w. Quincy; Plumas Nat'l Forest, Downieville Quad. Comment
  UC1713778  Apocynum androsaemifolium Mrs. A. L. Coombs July, 1902 Plumas Prattville 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
  CAS-BOT-BC392015  Aquilegia John Thomas Howell; H. Keith Wagnon 1980-5-28 53704 Plumas Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River 853 Comment
  UC329986  Aquilegia formosa Lemmon Plumas Indian Valley Comment
  SEINET10448417  Arabis constancei Mary Susan Taylor 1982-6-1 Taylor 4579 Plumas T27N R8E sw sec 36. Almanor NE quad. Between spur rd & 27n92, nw of Gold- stripe Mine, ca. 4 air mi w of Green- ville. 5300 ft. 1615 Comment
  SEINET10841513  Arabis constancei Mary Susan Taylor 1981-6-22 Taylor 3943 Plumas T25N R8E ne/nw sec 33. Bucks Lake quad. Just below ridgetop, on serpentine, N & S side of 25N57 (across from vernal meadow) ca. 0.5 mi E of jct 25N57 with 25N17, ca. 4 air mi NW of Meadow Valley. 5300 ft elev. 1615 Comment
  SEINET5340340  Arabis holboellii var. pinetorum R. C. Rollins, K. W. Rollins 1981-5-29 81159 Plumas 3.1 miles northwest of U.S. Hwy. 70 near the Beckwourth-Genesee Road. Comment
  SEINET10448328  Arabis holboellii var. retrofracta Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3820 Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  SEINET3899868  Arabis puberula Reed C. Rollins, Kathryn W. Rollins 1981-5-29 81156 Plumas 3.1 miles northwest of U.S. Hwy. 70 on road to Beckwourth.; 0 Comment
  NY42451  Aralia californica J. B. Walker 1994-8-3 872 Plumas On La Porte Rd, 10km S of junction with Hwy 70 1400 Comment
  SEINET2471363  Arceuthobium abietinum R. L. Mathiasen 2007-9-22 2007 -60 Plumas Ca. 4.8 km W. of Meadow Valley on high rd. to Bucks Lake 1470 Comment
  CAS-BOT-BC407710  Arceuthobium abietinum Robert J. Weatherby 1955-8-6 1674 Plumas near Claremont Peak, Quincy Area 2011 Comment
  CAS-BOT-BC407711  Arceuthobium abietinum John Thomas Howell 1926-7-25 2115 Plumas near Prattville 1463 Comment
  CHSC67445  Arceuthobium campylopodum James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2563 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy. 70. 1584 Comment
  UC1078841  Arceuthobium campylopodum Job Kuijt 1957-5-20 1349 Plumas 8 mi n Greenville Comment
  RSA0091943  Arctostaphylos Bonnie C. Templeton 1968-1 11294 Plumas [No location data on label. Possibly Trinity County.] Comment
  RSA550549  Arctostaphylos canescens J. T. Howell 1976-7-16 51916 Plumas Just east of Bucks Summit on road to Meadow Valley. 1646 Comment
  UCR101151  Arctostaphylos mewukka subsp. mewukka L. C. Wheeler 1952-9-24 6957 Plumas Plumas 5: mine area in vicinity of Crescent Mills Comment
  CHSC35917  Arctostaphylos mewukka subsp. truei M. S. Taylor 1982-6-20 4712 Plumas Along Hwy 70 just W of Injun Jim Campground entrance, ca. 4 air mi SW of Belden. Comment
  JEPS113387  Arctostaphylos nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14016 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  SD71019  Arctostaphylos nevadensis John Thomas Howell 1959-9-23 Plumas Road to Chester, 3 mi. S of Lassen Park boundary 1830 Comment
  CAS-BOT-BC42088  Arctostaphylos patula John Thomas Howell; Gordon H. True 1967-5-9 42202 Plumas At the conference of Butterfly & Spanish Creeks 883 Comment
  CAS-BOT-BC42107  Arctostaphylos patula John Thomas Howell 1976-7-14 51826 Plumas American Valley near Quincy on road to Quincy Junction 1036 Comment
  CAS-BOT-BC42109  Arctostaphylos patula John Thomas Howell 1975-7-22 51357 Plumas In the Transition Life Zone, 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC42123  Arctostaphylos patula Mary Strong Clemens 1920-4-7 s.n. Plumas Greenville Comment
  CAS-BOT-BC42124  Arctostaphylos patula Lloyd W. Swift 1932-5-23 68190 Plumas Lexington Hill, near La Porte 1767 Comment
  NY42168  Arctostaphylos patula J. B. Walker 1994-8-3 868 Plumas 5km N of Quincy, on USFS Rd 25N12, 2km W of USFS Quincy work center 1500 Comment
  RSA139616  Arctostaphylos patula E. Nourse 1934-7-31 2 Plumas Chaparral Hill, Plumas National Forest. Bidwell Bar Quadrangle. 1616 Comment
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Aug 31 2015
  RSA785505  Arctostaphylos patula Doris Bowers 1972-8-31 1882 Plumas Round Valley Reservoir, near Greenville 1366 Comment
  UCD59410  Arctostaphylos truei Walter and Irja Knight 1986-2-6 5221 Plumas Between Tobins and Belden near Injun Jim Campground. On the north fork of the Feather River. 640 Comment
  HSC7751  Arctostaphylos viscida L. S. Rose 1967-5-7 67067 Plumas 3 mi. W of Keddie, Butterfly Valley 945 Comment
  UCD52193  Arctostaphylos viscida John Thomas Howell; Gordon H. True 1967-7-11 43286 Plumas 2 miles from Quincy Junction on road to Mt. Hough, Plumas County. 1219 Comment
  UCD52644  Arctostaphylos viscida John Thomas Howell 1959-9-21 34776 Plumas North Fork Feather River near Belden 701 Comment
  CAS-BOT-BC47075  Arctostaphylos viscida subsp. viscida Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1655 Plumas In area adjacent to Sweetwater Meadow. 1127 Comment
  CHSC53239  Arenaria aculeata L. P. Janeway 1989-6-16 3328 Plumas Plumas National Forest. Northeast slope of Crocker Mtn facing the SE end of Red Clover Valley. 1828 Comment
  JEPS103546  Arenaria kingii var. glabrescens Lowell Ahart 2002-6-26 9781 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  CAS-BOT-BC82088  Arnica M. S. Taylor 1981-6-25 3948 Plumas Ramelli Ranch, ca. 1/8 mi s of Hwy 70 ca. 1/2 mi sw of Beckwourth. Around North Fork Feather River 1493 Comment
  JEPS111005  Arnica chamissonis Bruce G. Baldwin with Susan J. Bainbridege 1999-8-17 1091 Plumas Last Chance Marsh (east edge). ca. 100 feet west of road to Last Chance Campground at junction with road bearing east (where extends to east of road do campground) 1377 Comment
  UCD107498  Arnica chamissonis Tim Kuhn 2006-6-20 44 Plumas adjacent to Crocker Guard Station. Comment
  CAS-BOT-BC82218  Arnica chamissonis Malcom A. Nobs; S. Galen Smith 1949-8-18 1396 Plumas Last Chance Creek, ca. 2 miles north of Lake Almanor, near Chester Comment
  CAS-BOT-BC82225  Arnica chamissonis John Thomas Howell 1977-8-11 52701 Plumas at north end of Frenchmans Reservoir 1706 Comment
  CAS-BOT-BC82226  Arnica chamissonis Clare B. Hardham 1978-8-11 21760 Plumas southeast of Thompson Peak Comment
  CAS-BOT-BC82357  Arnica cordifolia Ella Dales Cantelow 1940-5-12 3081 Plumas Bucks Lake Rd., 2 mi. w. of Quincy Comment
  CAS-BOT-BC82359  Arnica cordifolia Clare B. Hardham 1961-6-15 7408 Plumas 3.3 miles southeast of Quincy Comment
  CHSC94185  Arnica dealbata Lowell Ahart 2006-7-3 12906 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, near the west edge of a dry open basalt flat with scattered trees. 1527 Comment
  JEPS108729  Arnica dealbata Lowell Ahart 2006-7-3 12906 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, near the west edge of a dry open basalt flat with scattered trees 1527 Comment
  UC1070447  Arnica dealbata D. Axelrod 1934-6-9 29 Plumas 3 mi w Lexington Hill; Plumas National Forest, Bidwell Bar Quad. 1767 Comment
  CHSC62339  Arnica discoidea B. Castro; L. Hanson, Plumas NF botanists 1989-8-17 403 Plumas Ca 13 air mi E of Greenville, ca 2.5 me N of Kettle Rock, in the Mud Lake Research Natural Area within Plumas National Forest. 2042 Comment
  CHSC91918  Arnica discoidea Lowell Ahart; Josephine Guardino 2005-8-10 12305 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
  CHSC59075  Artemisia arbuscula subsp. arbuscula V. H. Oswald; D. Showers, M. A. Showers 1992-8-23 5176 Plumas Lassen Volcanic National Park. S side of Hot Springs Creek, ca. 1 mi downstream from the level of Warner Valley Ranger Station, S of Drakesbad. 1645 Comment
  CHSC113868  Artemisia douglasiana Lowell Ahart 2014-8-26 19787 -A Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Resrvoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  UC1119541  Artemisia douglasiana C. G. Albertus 1935-8-29 277 Plumas 2 mi e Grizzly Peak; Plumas National Forest, Sierraville Quadrangle Comment
  JEPS102589  Artemisia dracunculus Lowell Ahart 2001-10-8 9316 Plumas On the south side of Boulder Creek, below or near the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1524 Comment
  RSA59460  Artemisia tridentata subsp. tridentata E. K. Balls 1950-9-2 15650 Plumas Mt. Ingalls Lookout, north of Grizzly Valley. 2485 Comment
  CAS-BOT-BC110541  Asarum John Thomas Howell 1977-6-21 52380 Plumas Sierra Nevada. Seneca. 1097 Comment
  RSA786260  Asarum hartwegii P. Reisentz 1979-5-12 s.n. Plumas Lewisia Rock, 3 miles north of Injun Jim Campground on Highway 70 Comment
  CAS-BOT-BC400767  Asarum lemmonii David D. Keck 1932-7-3 1642 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  CHSC101790  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
  CHSC58483  Asclepias speciosa Vernon H. Oswald; Lowell Ahart 1992-7-6 5066 Plumas Lassen Volcanic Park. On Kelly Mtn. ca. 0.6 mi WSW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). 1770 Comment
  CAS-BOT-BC69588  Aspidotis densa Lewis S. Rose 1963-6-5 63135 Plumas E. branch, North Fork Feather River, 0.5 mi. n. of Rich Bar. 822 Comment
  UC1242060  Aspidotis densa Don Branscomb 1958-7-19 Plumas nw Lake Basin Recreation Area; Eureka Peak area Comment
  CAS-BOT-BC97471  Aster James T. Vale 1980-9-19 s.n. Plumas Bucks Lake Comment
  JEPS120541  Aster alpigenus var. andersonii B. Castro and L. P. Janeway 2006-9-9 1616 Plumas High Cascade RAnge. About 200 m east of Jedidiah Colter Lake (between Blue Lake and NOrth Arm Rice Creek). Comment
  RSA754866  Aster eatonii L. Ahart, John Dittes 2009-8-28 16353 Plumas N side of Forest Service Road 27N98, headwater of Clear Creek, about 2 air miles N of Butt Valley Reservoir Dam, about 3 air miles SW of Lake Almanor Reservoir Dam. 1477 Comment
  RSA121800  Aster occidentalis G. T. Nordstrom 1934-7-16 223 Plumas 1.25 miles southwest of Bucks Ranch 1616 Comment
  RSA59309  Aster occidentalis E. K. Balls 1950-9-12 15793 Plumas Lakes Center Public Campground 2043 Comment
  CHSC82531  Aster radulinus L. P. Janeway 2001-7-3 7268 Plumas Northern High Sierra Nevada. Top of south-southwest facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  CHSC40925  Astragalus lentiformis W. D. Daban 1985-6-21 Plumas Portola. Comment
  CHSC60533  Astragalus lentiformis L. P. Janeway 1992-5-13 4172 Plumas Plumas National Forest. North side of Lake Davis and 950 ft north of Rd 112, ca 7 mi northwest of the road to the dam. 1780 Comment
  SJSU14357  Astragalus lentiformis N. A. Hopkins 1990-5-12 1609 Plumas SW side of Red Clover Valley by Beckwourth to Genessee Rd, 11.2 mi NW of Beckwourth, 0.4 mi NW of Red Clover ranch-house 1645 Comment
  SEINET12166452  Astragalus lentiformis L. P. Aneway 1989-1 3478 Plumas Croker Mtn quad. T24N R13E NW 1/4 of SE 1/4 of sec. 13. 1/2mi SW of Beckwurth-Genesee Rd see below 1699 Comment
  JEPS125738  Astragalus lentiginosus var. floribundus William Harnach 2002-5-14 1059 Plumas 0.8 miles West of the intersection of Highway 49 and Dyson Lane. Comment
  JEPS125801  Astragalus lentiginosus var. floribundus William Harnach 2002-5-14 1059 Plumas 0.8 miles West of the intersection of Highway 49 and Dyson Lane. Comment
  CAS-BOT-BC192849  Astragalus pulsiferae W. Harnach; N. Harnach 1989-6-29 207 Plumas Sierra Valley. Beckwith [Beckwourth] Pass on the north side of Hwy. 70 1539 Comment
  CAS-BOT-BC192952  Astragalus purshii var. purshii W. I. Follett; Evelyn B. Follett 1964-5-9 s.n. Plumas Middle Fork of the Feather River, 1/2 mile below Mohawk Bridge Comment
  SEINET10484144  Astragalus purshii var. tinctus Mary Susan Taylor 1982-5-14 Taylor 4445 Plumas T22N R13E ne/nw sec 14. Portola quad. Open rocky ridge above Turner Springs Rd, ca. l mi s of Hwy 114(Clio-Portola Rd), ca. 2 air mi sw of Portola. 5400 ft. 1646 Comment
  CHSC67652  Astragalus webberi James D. Jokerst 1985-6-10 2410 Plumas Indian Creek Small Hydro Survey. Upper edge of reconstruction zone of Hwy. 70. Comment
  RSA94054  Astragalus webberi R. C. Barneby 1954-5-14 11478 Plumas 1.5 miles S of Crescent Mills 1082 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
  CAS-BOT-BC198677  Astragalus whitneyi var. whitneyi Clare B. Hardham 1961-6-16 7445 Plumas Diamond Peak - Sierra Nevada 2255 Comment
  CHSC21511  Athyrium filix-femina L. Mayer; D. Brink 1975-7-8 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC113835  Athyrium filix-femina var. cyclosorum Lowell Ahart 2014-9-9 19894 Plumas Below the high water line, on the sides of Sly Creek, Sky Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  SBBG128606  Athyrium filix-femina var. cyclosorum L. Ahart 2008-8-14 15208 Plumas ca. 150 yards NE of logging rd (Forest Rd 22N68), W of the S Fork of the Feather River, ca. 0.5 mi SW of the Feather Fork Mine, ca. 1 mi NE of Little Grass Valley Reservoir 1600 Comment
  SEINET10448432  Athysanus pusillus Mary Susan Taylor 1981-5-10 Taylor 3679 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-BC66241  Azolla mexicana John Thomas Howell 1959-9-21 34825 Plumas Crescent Mills 1066 Comment
  JEPS102443  Azolla microphylla Lowell Ahart 2001-10-8 9326 Plumas On still waters of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CHSC55471  Balsamorhiza deltoidea Ben Cunningham 1991-4-20 Plumas Ca. 90 ft W of Pecks Valley road and 2 mi NE of Greenville. 1066 Comment
  SD9157  Balsamorhiza deltoidea Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SJSU4146  Balsamorhiza hookeri C. W. Sharsmith & W. Savage 1967-5-20 7515 Plumas near S base of The Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  CAS-BOT-BC100098  Balsamorhiza sagittata Lowell Ahart 1989-7-2 6339 Plumas on the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte 2255 Comment
  UCD40296  Balsamorhiza sagittata Rodney Gale Myatt 1971-6-13 744 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  UC1126820  Barbarea orthoceras E. Sawyer 1935-7-1 265 Plumas 0.5 mi s Chases; Plumas National Forest, Downieville Quad. 1676 Comment
  UC1100212  Beckmannia syzigachne Malcolm A. Nobs and S. Galen Smith 1949-8-19 1404 Plumas marshy area ca 2 mi s Greenville; Indian Valley Comment
  UCD56785  Beckmannia syzigachne Collector Unknown 1874-6-1 481 Plumas Sierra Valley. Comment
  CHSC81007  Betula pumila var. glandulifera Vernon H. Oswald; Beth Corbin, Kim Earll 2001-6-23 10049 Plumas Humbug Creek west of the Soda Spring in Humbug Valley. 1325 Comment
  CAS-BOT-BC102171  Bidens cernua Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1444 Plumas Butterfly Botanical Area and Vicinity. Spanish Creek near confluence of Butterfly Creek. 883 Comment
  CAS-BOT-BC102170  Bidens cernua John Thomas Howell 1961-9-23 36871 Plumas Cooks Creek near Engelmine 1082 Comment
  CHSC21181  Bistorta bistortoides F. T. Griggs; A. Pass 1975-7-17 215 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC128026  Blepharipappus scaber H. N. Bolander; Kellogg s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC128029  Blepharipappus scaber W. Harnach; N. Harnach 1990-8-27 522 Plumas Sierra Valley. Intersection of Co. Rd. A-23 and Marble Lane 1489 Comment
  UC1446144  Boechera Lowell Ahart 1979-8-4 Plumas ca. 12 mi. n. La Porte (head of Dixon Creek, n. of Buzzards Roost Ridge, ca. 1 mi. n. of Pilot Peak); Dixon Creek 1700 Comment
  CAS-BOT-BC16133  Boechera constancei M. S. Taylor 1982-5-18 4478 Plumas South side of 27N92, ca. 2 air miles southeast of Canyon Dam. 1584 Comment
  CAS-BOT-BC14081  Boechera pauciflora John Thomas Howell 1960-7-19 35637 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC14255  Boechera pinetorum John Thomas Howell; Gordon H. True 1973-7-31 50131 Plumas Sierra Nevada. Diamond Range. On road from Janesville to Thompson Peak. 1981 Comment
  CAS-BOT-BC14256  Boechera pinetorum John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2403 Plumas Sierra Nevada. Butterfly Botanical Area. Near Pond reservoir. Comment
  CAS-BOT-BC14260  Boechera pinetorum Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas 0.4 mile from Meadow Valley Inn, near Meadow Valley Creek Ford. Comment
  CHSC43442  Boechera platysperma Lowell Ahart 1974-8-3 588 Plumas Near Mount Etna, about 5 miles east of the Bunker Hill Mine, about 14 miles north-east of La Porte. 1828 Comment
  JEPS90247  Boechera platysperma Dean W. Taylor 1974-10-1 5059 Plumas 3 mi s of Plumas-Eureka State Park (Northern Sierra Nevada, Wade Lake, Jamison Creek drainage); Northern Sierra Nevada, Wade Lake 2000 Comment
  CAS-BOT-BC14473  Boechera platysperma Lowell Ahart 1986-7-15 5365 Plumas Sierra Nevada. South Fork of the Feather River, ca. 1 mile southwest of Pilot Peak. 1828 Comment
  CAS-BOT-BC14534  Boechera puberula G. D. Barbe 1982-6-9 3654 Plumas Plumas National Forest. Southeast and below Thompson Peak, overlooking Honey Lake Valley. 2057 Comment
  CHSC43808  Boechera repanda Lowell Ahart 1979-7-15 1958 Plumas Along a logging road that takes you to Bunker Hill Creek, about 1 mile north-east of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC41182  Boechera sparsiflora J. D. Jokerst 1984-5-14 2015 Plumas On ridge top. Ridge represents the top of the canyon slope above Ward Creek, SW of Genesee Valley. 1584 Comment
  UCSB63924  Boechera sparsiflora Jokerst, James 1987-5-28 Plumas Ward Creek Canyon; T25N R11E center S1/2 Sect. 23 1463 Comment
  CHSC82536  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9796 Plumas On the northwest side of a seep, on the north side of a stream, about 1/4 mile (air) northwest of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1743 Comment
  CHSC82537  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9785 Plumas In meadow, about 150 yards south of the road, about 3/4 mile (air) west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1716 Comment
  CHSC82546  Botrychium simplex var. compositum Lowell Ahart; Peter Ahart 2002-7-24 9921 Plumas In a meadow, near a pond, about 200 yards north of Lumpkin Ridge Road, about 3/4 mile (air) northeast of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1634 Comment
  JEPS99053  Botrychium simplex var. compositum Lowell Ahart 2002-7-24 9921 Plumas 3/4 air mi NE of Little Grass Valley Reservoir dam (4 air mi NW of La Porte); Lumpkin Ridge Road 1634 Comment
  CAS-BOT-BC417625  Boykinia major M. S. Taylor 1982-7-21 4889 Plumas Along Willow Creek, ca. 1/2 mi. nw of Nelson Point, ca. 5 mi se of Quincy. 1310 Comment
  JEPS49657  Boykinia major W. I. Follett 1937-8-20 Plumas Spanish Peak 1645 Comment
  UCD102596  Boykinia major Jim McHenry 1992-6-1 s.n. Plumas location unknown. 1615 Comment
  CAS-BOT-BC135975  Brasenia schreberi Walter Knight; J. T. Howell; Irja Knight 1966-7-28 1397 Plumas Pond Reservoir - Butterfly Botanical Area and Vicinity 1097 Comment
  SJSU4759  Brasenia schreberi C. W. Sharsmith 1969-6-19 7599 A Plumas Pond Reservoir [not Smith L--see annot], Butterfly Valley c. 4 mi SW of Keddie 1066 Comment
  CAS-BOT-BC36771  Brassica rapa Alice Eastwood 1927-6-18 14694 Plumas United States Forest Reserve. Near Greenville. Comment
  SEINET8466115 Image available Brodiaea gracilis John Thomas Howell, Gordon H. True 43374 Plumas About 2 miles southeast of Mt. Hough. Plumas County, California 1829 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
  CAS-BOT-BC149323  Bromus carinatus var. carinatus John Thomas Howell 1959-9-24 34904 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  CHSC96984  Bromus carinatus var. carinatus Lowell Ahart; Josephine Guardino 2007-7-20 14316 Plumas South of a small drainage, northeast of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  SBBG115956  Bromus carinatus var. marginatus C. B. Hardham 1970-8-9 17716 T Plumas rd to Thompson Pk Lookout 1981 Comment
  UCD59120  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35931 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CDA13759  Bromus ciliatus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13491 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Comment
  CHSC100348  Bromus ciliatus Lowell Ahart 2008-8-13 15184 Plumas East of La Porte Road, along the sides of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  RSA232905  Bromus commutatus L. S. Rose 1968-6-10 68087 Plumas Quincy 1037 Comment
  UCD58433  Bromus commutatus John Thomas Howell 1951-6-26 27538 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  UCD58476  Bromus commutatus John Thomas Howell 1967-6-23 42677 Plumas Plumas Canyon. Butterfly Creek. 975 Comment
  CAS-BOT-BC155312  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43379 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CHSC76153  Bromus japonicus G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3328 Plumas Forest land 4.8 miles northwest of Antelope Lake, 0.7 mile east of forest road to Taylor Lake. 1661 Comment
  CHSC88192  Bromus orcuttianus Lowell Ahart 2004-7-27 11319 Plumas On the west 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
  JEPS114819  Bromus orcuttianus Lowell Ahart 2008-8-14 15212 Plumas 300 yards northeast of the metal gate, east side for Forest Road 22n68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  SACT000624  Bromus orcuttianus H. Skidmore 1934-6-5 Plumas 2011.0 Comment
  CAS-BOT-BC161352  Bromus tectorum John Thomas Howell 1955-7-19 30755 Plumas Sierra Nevada. Beckwourth. 1493 Comment
  CAS-BOT-BC161362  Bromus tectorum Hatton; Jardine; Cayot 1914-9-12 117 Plumas Plumas Forest. Mohawk Valley. 1371 Comment
  CDA19253  Bromus tectorum G. D. Barbe, T. C. Fuller 1982-6-17 3808 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC107907  Bromus vulgaris L. P. Janeway 2011-8-23 10669 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.7 road km east of Road 22N60; 2.4 air km east-northeast of the northeast corner of Little Grassy Valley Reservoir. Small grassy openings in north-facing slopes. 1719 Comment
  CHSC44554  Calamagrostis canadensis Lowell Ahart 1980-10-6 2662 Plumas Along the higher shore around the lake, about 1/2 mile west of Fowler Peak, about 2 miles north of Little Grass Valley Reservoir. 1584 Comment
  CHSC73529  Calamagrostis canadensis B. Castro; L. Gehrung, H. Durio 1995-9-19 642 Plumas Tamarack Flat. Ca 2 air mi NW of Little Grass Valley Reservoir, on N side of USFS Rd 22N94, ca 2 road mi NW of its jct with Lumpkin Ridge Rd (USFS Rd 22N27). In Tamarack Flat meadow, near NW boundary near creek bed. 1706 Comment
  UC1564756  Calamagrostis canadensis V. Oswald, L. Ahart, and L. Hanson 1989-7-31 3905 Plumas 6.5 mi (air) N of La Porte (lake at the headwaters of Fowler (Slate) Creek; 0.5 mi (air) W of Fowler Peak) Comment
  JEPS102649  Calandrinia ciliata Lowell Ahart 2001-8-28 9215 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  SD46714  Callitriche verna Robert J. Weatherby 1955-8-12 1684 Plumas Meadow on upper Clear Creek, below Spanish Peak. 1830 Comment
  JEPS110511  Calocedrus decurrens Lowell Ahart 2006-9-28 13387 Plumas On the west side of the North Fork of the Feather River, on the west side of Highway 70, at Indian Jim Campground, about 3/4 mile southwest of Chambers Creek 646 Comment
  CDA18591  Calochortus coeruleus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3274 Plumas Sierra Nevada; 1.3 miles below Mt. Hough summit, returning to junction with China Grade. 2042 Comment
  UC1103464  Calochortus coeruleus Mrs. Mabel Dopplmaier 1949-6-18 Plumas near Johnsville Comment
  CAS-BOT-BC487765  Calochortus coeruleus W. W. Wagner 1919-5-25 261 Plumas Massack Creek 1432 Comment
  JEPS26691  Calochortus coeruleus P. C. Hutchison 1961-6-9 2130 Plumas 0.4 mi e Round Valley Reservoir Dam and store (along road); Round Valley Reservoir Comment
  CDA14704  Calochortus leichtlinii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3206 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  CHSC10592  Calochortus leichtlinii Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  CAS-BOT-BC483478  Calochortus minimus Elmer I. Applegate 1929-6-21 5795 Plumas Between Kelly's camp and Drakesbad, Warner Valley, Mt. Lassen region Comment
  OBI76988  Calochortus nudus Anthony Baniaga 2011-7-26 470 Plumas Lassen Natl Forest. Along F.S. 10, near jctn with "YA" spur. Red Cinder Quad T29N R7E sec 3 SE of SE 1793 Comment
  UC1134504  Calochortus nudus Beryl O. Schreiber 1938-7-9 2519 Plumas 1.5 mi e Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  CHSC21516  Caltha leptosepala var. biflora L. Mayer; D. Brink 1975-7-8 Plumas Buck's Lake. Along stream. Comment
  CAS-BOT-BC90968  Calycanthus occidentalis Hatton; Cayot 1914-9-12 s.n. Plumas Plumas Forest. Cascade Valley. 1219 Comment
  SEINET10674988 Image available Calyptridium monospermum A. Arthur Heller 1938-5-30 Heller 15132 Plumas Granite sand along the Feather river near Bucks Creek power house. Rather common for several miles but not noted outside of the granite. Comment
  SEINET10572716  Calyptridium umbellatum Mary Susan Taylor 1982-5-19 Taylor 4485 Plumas T23N R14E ne/nw sec 27. Portola quad. Sandy sagebrush scrub, Ramelli Ranch, ca. 1 mi w of Beckwourth. 4800 ft. 1463 Comment
  CHSC82464  Calystegia malacophylla subsp. malacophylla Lowell Ahart 2002-6-26 9767 Plumas On the east side of the poor road, about 1 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. 1760 Comment
  CAS-BOT-BC221248  Calystegia malacophylla subsp. malacophylla Clarence R. Quick 1953-8-7 53 -123 Plumas Southeast of Meadow Valley Comment
  CDA18561  Camassia quamash G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3353 Plumas Sierra Nevada; 0.25 mile northeast of Bucks Summit on Bucks Lake Road; at the head of Eagle Gulch. 1670 Comment
  SEINET8472080  Camassia quamash subsp. breviflora H. R. Holbo 1961-5-17 s.n. Plumas Vinton. 1524 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
  SEINET10462995  Campanula prenanthoides Joseph N. Rose 1966-7-26 Rose 66409 Plumas Butterfly Valley, 3 miles west of Keddie. 1067 Comment
  SEINET10871495  Cardamine Mary Susan Taylor 1981-6-18 Taylor 3939 Plumas T25N R12E sw/ne sec 25. Grizzly Valley quad. Along spring crossing Beckwourth- Genesee Rd, N of Crystal Greek, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft elev. 1737 Comment
  CHSC112175  Cardamine nuttallii Dean Wm. Taylor 2012-5-2 21185 Plumas 1 mile NE of Johnson Mine (site); ca 7.5 air miles ESE of Quincy. 1430 Comment
  CHSC4713  Cardamine pachystigma R. Carter 1966-4-28 382 Plumas Found in Feather R. Canyon at Pauls Cr. (ca. 1.5 mi. NE of Rock Cr. Dam) 50 yds. up E side of creek from Hwy. 70. 731 Comment
  JEPS102240  Cardamine pachystigma var. dissectifolia L. P. Janeway 1996-4-11 4953 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC18362  Carex John Thomas Howell 1962-6-16 37643 Plumas Sierra Nevada. Feather River North Fork on road to Caribou. 731 Comment
  UCD20956  Carex E. Bortiri 2002-6-1 WFC 4 Plumas Faggs Pond, South of Bucks Lake, Plumas NF. Plumas Co. Comment
  CAS-BOT-BC18590  Carex abrupta Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas 10 mile south of Qunicy, on road to La Porte. 1981 Comment
  JEPS102948  Carex angustata L. P. Janeway 1995-7-23 4870 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain 1755 Comment
  CHSC53561  Carex athrostachya L. P. Janeway 1989-7-11 3475 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.3 mi SW of Beckwourth-Genesee Rd (rd 111) 11.5 mi from Beckwourth. 1691 Comment
  CHSC58522  Carex athrostachya Vernon H. Oswald; Lowell Ahart 1992-7-9 5098 Plumas Lassen Volcanic National Park. A series of three ponds and vernally wet depressions bordering the SW side of the road into Juniper Lake, on the border of Lassen and Plumas counties. 2078 Comment
  SEINET4292090 Image available Carex athrostachya L. Ahart, Guardino, J 2005-1 12254 Plumas Yellow Pine Forest. in a small dry meadow and near a small drainage, between Lights Creek and Fant Creek,west of Forest Road 27N09, about 6 miles (air) northwest of the Boulderreek Work Center at Antelope Lake. Comment
  SJSU7489  Carex athrostachya Lewis S. Rose 1968-6-10 68094 Plumas Quincy 1036 Comment
  UC1100432  Carex athrostachya Malcolm A. Nobs, S. Galen Smith 1949-8-18 1381 Plumas just S of Chester (Lake Almanor, N end, Last Chance Marshes) Comment
  OBI6459  Carex aurea Lewis S. Rose 1967-7-10 67150 Plumas 3 mi W of Keddie. Butterfly Valley 1097 Comment
  CAS-BOT-BC19528  Carex bolanderi Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1491 Plumas Butterfly Botanical Area and Vicinity. Fern Glen along roadside. 1097 Comment
  JEPS63508  Carex bolanderi W. L. Jepson 1939-7-19 19304 Plumas between Meadow Valley Bucks Valley; Spanish Peak Comment
  CHSC41158  Carex brainerdii L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-10 1207 Plumas Along the Hungry Creek Rd ca 1/2 mi north of the Antelope Res Rd. 1554 Comment
  CHSC53566  Carex brainerdii L. P. Janeway; Gary Benson, Randy Harrison 1984-9-25 1175 Plumas SW side of Humbug Valley near Miller Ravine. 1341 Comment
  CHSC63190  Carex brainerdii Lowell Ahart 1994-6-29 7419 Plumas West of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  HSC7094  Carex brainerdii L. S. Rose 1969-6-23 69043 Plumas 8 mi. SW of Quincy, La Porte Rd. 1311 Comment
  UC1778636  Carex brainerdii G. Douglas Barbe, T. C. Fuller 1982-6-15 3694 Plumas On east-facing slope, 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  RSA364726  Carex brainerdii Christopher Davidson 1975-6-7 2732 Plumas On Humboldt Road, branching W of highway 89, W of Lake Almanor. Ca. 3 miles W on this road. 1524 Comment
  SEINET10752412  Carex brainerdii Lewis S. Rose 1969-6-23 Rose 69043 Plumas 8 mi, SW of Quincy. La Porte Road. 1311 Comment
  CAS-BOT-BC34200  Carex canescens John Thomas Howell 1976-7-15 51841 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CHSC112384  Carex cusickii L. P. Janeway 2014-7-16 11547 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the middle of Happy Valley. 1719 Comment
  CAS-BOT-BC20593  Carex douglasii Lewis S. Rose 1954-5-30 54063 Plumas Johnsville. 1600 Comment
  CAS-BOT-BC20085  Carex echinata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1676 Plumas Butterfly Botanical Area and Vicinity. Sweetwater Meadow. 1127 Comment
  CAS-BOT-BC20086  Carex echinata Walter Knight; Irja Knight 1966-9-12 1714 Plumas Butterfly Botanical Area and Vicinity. Beargrass Glade. 1127 Comment
  CAS-BOT-BC20090  Carex echinata Lewis S. Rose 1963-6-3 63101 Plumas Butterfly Valley. 2 miles SW of Keddie. 1097 Comment
  RSA189384B  Carex echinata subsp. echinata L. S. Rose 1967-6-12 67112 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  UC1755301  Carex echinata subsp. echinata Dean W. Taylor 2006-6-29 19555 Plumas Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201) 1432 Comment
  POM313081  Carex echinata subsp. echinata Malcolm A. Nobs, S. Galen Smith 1949-8-19 1449 Plumas Butterfly Valley. Comment
  CAS-BOT-BC20113  Carex feta John Thomas Howell 1973-7-10 49740 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  CDA13856  Carex feta G. F. Hrusa, T. D. Wilfred 1996-8-2 13464 Plumas Sierra Nevada; Volcanic slopes on E side of Fells Creek immed. upstream from USFS 23N22 crossing. Clumped individual at base of boulder in now dry wash; site clearly wet earlier in season. Open. Comment
  RSA60234  Carex feta E. K. Balls 1950-8-31 15530 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  CHSC77032  Carex filifolia var. erostrata G. Douglas Barbe; T. C. Fuller 1982-6-17 3850 Plumas The Frenchman Lake Region. On E shore of Frenchman Lake; Crystal Fishing Access. On marshy arm of the lake at the parking lot. 1706 Comment
  CAS-BOT-BC75507  Carex fracta 1938-7-4 s.n. Plumas Drakesbad. Comment
  CHSC103120  Carex fracta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16106 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  UC1552725  Carex geyeri Frederica Bowcutt 1985-6-6 564 Plumas about 15 air mi ne Quincy (n of Beckwourth Genesee Road about 1/2 mi); Plumas National Forest 1676 Comment
  RSA795665  Carex gigas L. Ahart 2012-7-1 18262 Plumas East side 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
  SD130383  Carex hassei John Thomas Howell 1962-6-16 37641 Plumas Sierra Nevada, Feather River North Fork on road to Caribou 730 Comment
  CAS-BOT-BC21975  Carex heteroneura J. Ewan 1934-6-27 s.n. Plumas Along Mt. Elwell trail near Long Lake. 2072 Comment
  CHSC55437  Carex heteroneura var. heteroneura L. P. Janeway 1990-7-18 3806 Plumas Plumas National Forest. Near Emigrant Creek 1/4 mi north of the crest of Grizzly Ridge. 2103 Comment
  JEPS107613  Carex hoodii Lowell Ahart, Josephine Guardino 2005-8-10 12317 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  CAS-BOT-BC7551  Carex infirminervia George Wilson Gillett; Hans Leschke 1957-7-13 748 Plumas Drakesbad Valley at juncture of Bench Lake and Devils Kitchen trails. 1859 Comment
  RSA71306  Carex integra L. S. Rose 1951-6-28 51030 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CHSC55558  Carex jonesii L. P. Janeway 1990-7-3 3761 Plumas Plumas National Forest. About 100 m west of Paradise Creek and about 3/4 mi south of Little Grizzly Creek. 1905 Comment
  CDA33094  Carex jonesii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3318 Plumas 2.8 miles north-northeast of the Engle Mine town-site on the Diamond Mountain Road, between the road and Lights Creek. Comment
  UCD140415  Carex jonesii Dean W. Taylor 1976-7-7 6037 Plumas about 1 mile north of Humboldt Summit. 1798 Comment
  CHSC102600  Carex laeviculmis L. P. Janeway; B. Castro 2009-7-18 9863 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
  CHSC61067  Carex lasiocarpa Vernon H. Oswald; Lowell Ahart 1993-8-3 5758 Plumas Hay Meadow located at the N end of 30N25 on the S edge of the Caribou Wilderness, ca. 9 mi (air) N of Lake Almanor. In the SE corner of the meadow. 1950 Comment
  CHSC118840  Carex lasiocarpa Wendy L. Boes 2014-7-17 2014020 B Plumas Plumas National Forest. Gray Eagle Lodge Fen, Lakes Basin, Plumas National Forest. UTM 700667 E, 4399613 N, NAD83, Zone 10N. 2109 Comment
  RSA201365  Carex lemmonii J. T. Howell 1960-7-23 35946 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  UCD140474  Carex lemmonii John Thomas Howell 1960-7-18 35513 Plumas Lassen Volcanic National Park, Drakesbad. Near Soda Spring. 1676 Comment
  SEINET13709890  Carex lenticularis Lowell William Ahart, Lowell William Ahart 2003-1 10431 Plumas 5 Mi. NW of La Porte (39 Deg 44'34.8"N, 121 Deg 02'20.8"W) 5679 Ft. 1731 Comment
  CHSC78916  Carex lenticularis var. lipocarpa L. P. Janeway 2000-7-7 6883 Plumas Northen High Sierra Nevada. Drainage bottom at head of an upper northern branch of Spanish Creek., about 1.1 km northeast of Maple Flat. 1609 Comment
  CHSC58201  Carex limosa Vernon H. Oswald; Lowell Ahart 1992-6-22 5025 Plumas Lassen Volcanic National Park. Small corner of park property on the S side of Warner Valley Rd. between Lee and Kelly Camps. 1597 Comment
  CAS-BOT-BC31572  Carex luzulifolia Robert J. Weatherby 1955-6-26 1543 Plumas Mud Lake, Lakes Basin Area. 2103 Comment
  CAS-BOT-BC31635  Carex luzulina var. ablata John Thomas Howell 1951-6-27 27597 Plumas McRae Meadow. 1981 Comment
  SEINET8989737 Image available Carex mariposana L. Janeway, Castro, B 2006-1 8876 Plumas High Cascade Range. Near end of Road 29N02Y, 0.8 km south- west of confluence of Panther Creek and North Arm Rice Creek 1.2 km northeast of Blue Lake.ading Peak .... ' quad. Comment
  CAS-BOT-BC32033  Carex multicaulis Mary Strong Clemens 1920-5-18 s.n. Plumas Greenville Comment
  CAS-BOT-BC32034  Carex multicaulis Lewis Samuel Rose 1963-6-3 63084 Plumas Butterfly Valley, 2 mi SW of Keddie. 990 Comment
  CHSC21129  Carex multicaulis F. T. Griggs 1975-7-2 42 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC43529  Carex multicaulis Lowell Ahart 1975-7-2 832 Plumas Near the edge of the road, west of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  CHSC94127  Carex multicaulis Lowell Ahart 2006-7-3 12903 Plumas Near the west edge of a basalt flat, about 1/4 mile north of Lumpkin Ridge Road, on Lumpkin Ridge, about 4 miles (air) northeast of Camp 18. 1527 Comment
  CAS-BOT-BC32071  Carex multicaulis John Thomas Howell; R. C. Barneby 1954-5-14 29555 Plumas 2 mi E of Blairsden 1493 Comment
  CAS-BOT-BC32226  Carex multicostata John Thomas Howell 1951-6-27 27593 Plumas McRae Meadow. 1981 Comment
  CHSC55441  Carex multicostata L. P. Janeway 1990-7-2 3749 Plumas Plumas National Forest. About 100 ft west of Paradise Cr and about 1/3 mi south of Little Grizzly Cr. 1828 Comment
  CHSC102643  Carex nebrascensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16139 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
  CHSC47343  Carex nebrascensis L. P. Janeway 1989-6-16 3334 Plumas Plumas National Forest. West end of Grizzly Valley. 1783 Comment
  CHSC51933  Carex nebrascensis K. R. Stern 1985-6-25 8311 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC55564  Carex nebrascensis L. P. Janeway 1990-7-11 3792 Plumas Plumas National Forest. About 1/4 mi east of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Little Grizzly Creek. 1775 Comment
  CHSC92300  Carex nebrascensis Lowell Ahart; Josephine Guardino 2005-8-9 12255 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
  SEINET11635248  Carex nebrascensis L. P. Janeway 1989-1 3408 Plumas Plumas NF, near head of Mapes Cyn, along Beckwourth-Genesee Rd (rd 111) 4.9 mi N of Beckwourth 1768 Comment
  JEPS120157  Carex nervina Lowell Ahart 2012-9-5 18436 Plumas About 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  UC1778637  Carex nervina G. Douglas Barbe, T. C. Fuller 1982-6-16 3789 Plumas Plumas National Forest. Marshy meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CHSC115872  Carex pachycarpa Peter F. Zika 2013-6-28 26288 Plumas Near trailhead to Frazier Falls, FS Road 501, 4.2 road miles S of junction with Route 24, 2.0 air km WNW of Mills Peak; northern High Sierra Nevada. 1885 Comment
  SEINET4231858 Image available Carex pachycarpa L. Ahart, Dittes, J; Guardino, J 2009-1 16108 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. Comment
  CAS-BOT-BC119185  Carex pachystachya John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54178 Plumas Long Valley at road to Maxwell Mine. 1633 Comment
  SEINET8989743 Image available Carex pachystachya Unknown 2000-1 6836 Plumas Northern High Sierra Nevada. Diamond Mountains; 1.1 km south east of Crystal Peak. Constantia quad. Comment
  CHSC60500  Carex pellita L. P. Janeway 1992-6-4 4211 Plumas Plumas National Forest. South side of road to Plumas-Eureka State Park (Rd 506) across from turn to Plumas Pines; 1/2 mi west of Mohawk, 1/4 mi west of Middle Fork Feather River. 1341 Comment
  SEINET13697562  Carex praegracilis W. Harnach 2004-5-15 1186 Plumas Sierra Valley, 1.75 miles south of Hwy 70 on Co. Rd. A-24, at the corrals 1487 Comment
  CAS-BOT-BC118339  Carex praegracilis D. H. Esplin; R. K. Gierisch 1968-1-1 4 Plumas Thompson Creek drainage. 1828 Comment
  CHSC67399  Carex scabriuscula James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2551 Plumas Hwy. 70, Serpentine Canyon 1.6 mi SW of its junction with Rich Gulch. Comment
  JEPS120103  Carex scabriuscula Lowell Ahart 2012-7-1 18262 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. Comment
  CHSC116388  Carex scopulorum var. bracteosa Sara M. Taylor; Scott Batiuk 2012-9-13 77 Plumas Plumas National Forest. Line Springs. From Silver Lake parking area, follow trail up Granite Gap to Pacific Crest Trail. Follow trail north approx. 1.5 km, then bushwack west for approximately 0.5 km. UTM zone 10, 4423596 N, 657038E. 2028 Comment
  CHSC77072  Carex stipata var. stipata G. Dougla Barbe; T. C. Fuller 1982-6-14 3688 Plumas The Quincy Region. W end of Quincy, Hwy 70 and Lawrence St. at Chevron station. 1036 Comment
  CHSC78729  Carex stipata var. stipata L. P. Janeway 2000-7-7 6899 Plumas Northern High Sierra Nevada. Marsh on west side of Smith Lake -- enlarged by beaver activity. 1247 Comment
  CAS-BOT-BC115995  Carex subfusca Clare B. Hardham 1944-8-14 24 Plumas Near Prattville, Lake Almanor Comment
  CHSC55446  Carex subfusca L. P. Janeway 1990-7-11 3786 Plumas Plumas National Forest. Halfway between Paradise Creek and Emigrant Creek, and about 2/3 mi south of Little Grizzly Creek. 1874 Comment
  CHSC84896  Carex subfusca L. P. Janeway; B. Castro 2003-9-6 7980 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  CHSC89749  Carex subfusca L. P. Janeway; Robert F. C. Naczi 2004-7-24 8186 Plumas High Cascade Range. Large willow meadow along a western tributary of Butt Creek, 2.4 air km north of Humboldt Summit. South edge of the meadow. 1740 Comment
  JEPS106385  Carex subfusca Lowell Ahart 2004-7-27 11313 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte 1645 Comment
  JEPS110429  Carex subfusca Lowell Ahart 2006-7-9 12923 Plumas Small seep in a small open area in brush, about 10 yards N 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. 1678 Comment
  JEPS117654  Carex subfusca Lowell Ahart 2010-7-27 16924 Plumas On the south side of the paved road, about 1/2 mile south of Goat Mountain, about 2 miles (air) northeast of La Porte 1656 Comment
  RSA702580  Carex subfusca L. P. Janeway, Robert F. C. Naczi 2004-7-24 8185 Plumas High Cascade Range. Humboldt Road crossing of small tributary of Butt Creek, 2.9 road km. from Humboldt Summit. 1756 Comment
  SEINET4292257 Image available Carex subfusca L. Ahart, Dittes, J 2007-1 14192 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 milesair) north end of Lake Davis Comment
  CAS-BOT-BC115403  Carex utriculata Walter Knight; Irja Knight 1966-6-19 1625 Plumas In very damp area, North end of Pond Reservoir. 1097 Comment
  CDA17262  Carex utriculata G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16289 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  JEPS107719  Carex utriculata Lowell Ahart, John Dittes 2005-9-19 12384 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  CHSC65603  Carex whitneyi L. P. Janeway 1995-8-24 4901 Plumas Top of ridge, divide between Willow Creek and Freeman Creek; about 1.3 mi west-southwest of Smith Peak. 2042 Comment
  SD130384  Carex whitneyi John Thomas Howell 20-23 Jun 1977 52407 Plumas Sierra Nevada Mountains; desiccated strand below the high water line on the peninsula of Lake Almanor. 1372 Comment
  CDA14703  Castilleja applegatei G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3201 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  SEINET13732419  Castilleja applegatei P. A. Lehenbauer 1925-5-31 2831 Plumas Plumas NF, [Red] Clover Valley. Comment
  CAS-BOT-BC249723  Castilleja applegatei subsp. pinetorum David D. Keck 1930-7-24 959 Plumas Halfway between Chester and Westwood 1465 Comment
  CHSC65511  Castilleja applegatei subsp. pinetorum L. P. Janeway 1995-7-29 4884 Plumas Along Pipeline Road about 0.7 mi northeast of Camp Rogers Saddle. On the mid- to upper-slope between Rodgers Flat on the North Fork Feather River and Bald Eagle Mountain. 1609 Comment
  CHSC97161  Castilleja applegatei subsp. pinetorum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14054 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  JEPS81447  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-5-7 4421 Plumas 0.8 mi n Crystal Peak/Adams Peark road junction (e side of 24N51X, ca 7 air mi n of Chilcook, on ridge e of Frenchman Lake); Frenchman Lake Quad. 1889 Comment
  JEPS81471  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-6-21 4705 Plumas ca 3 air mi sw Sloat (ca 0.25 mi w of Eureka Ridge Rd (23N09), ca 0.75 mi w of White Cap); Blue Nose Mt. Quad. 1767 Comment
  RSA165518  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-16 7459 Plumas Diamond Peak. Comment
  RSA88399  Castilleja applegatei subsp. pinetorum J. T. Howell 1951-6-28 27715 Plumas Eureka Peak. 2195 Comment
  SD7118  Castilleja applegatei subsp. pinetorum Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC1012477  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jun 10 1940-Jun 11 1940 25800 Plumas e of Almanor (Route 89) 1493 Comment
  UC423643  Castilleja applegatei subsp. pinetorum David D. Keck 1930-7-24 959 Plumas halfway between Chester and Westwood; Sierra Nevada 1463 Comment
  CHSC52832  Castilleja arachnoidea Rimo Bacigalupi; Aldo Bacigalupi 1952-8-19 3951 Plumas On slopes to the east of Long Lake. 2042 Comment
  UC1562664  Castilleja arachnoidea Barbara Ertter with Gary Schoolcraft 1989-7-3 8659 Plumas ca 8 air mi s Susanville (ridge between Redrock and Diamond Mt.) 2225 Comment
  UC1063496  Castilleja campestris subsp. campestris E. Sawyer 1935-6-11 99 Plumas 5.75 mi s Butte; Sierraville Quad. 1493 Comment
  UC174566  Castilleja lacera A. A. Heller and P. B. Kennedy 1907-7-6 8752 Plumas Red Clover Valley Comment
  UC1551951  Castilleja lacera Lyman Benson 1949-6-21 13741 Plumas 1 mi w Lake Almador Inn (Feather River drainage); Cascade Range, Feather River 1341 Comment
  OBI60134  Castilleja lineariloba Joseph Andorfer Ewan 1934-7-18 8566 Plumas Sierra Nevada. In opens middle Fork Feather R. near Portola Comment
  CHSC34756  Castilleja miniata M. S. Taylor 1981-8-20 4231 Plumas S side of Fox Rd (27N92) at jct with creek, ca. 2 mi se of Canyon Dam. 1676 Comment
  JEPS81477  Castilleja miniata M. S. Taylor 1982-8-5 4937 Plumas just below Mt. Hough summit (in areas around Crystal Lake, ca 7 mi nne of Quincy); Greenville SW Quad., Crystal Lake 2042 Comment
  UC1063336  Castilleja miniata C. G. Albertus 1935-7-27 234 Plumas 1.5 mi se Cromberg; Plumas National Forest, Downieville Quad. 1310 Comment
  UC1063337  Castilleja miniata F. W. Embree 1934-6-12 104 Plumas 1 mi s Bucks Ranch; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  RSA7882  Castilleja miniata H. A. Barker 1927-7-6 784 Plumas Indian Head Peak, Gold Lake. 2073 Comment
  SD52204  Castilleja miniata F. Stephens 1894-8-19 7898 Plumas Sierra Valley Comment
  CAS-BOT-BC241045  Castilleja pilosa Lewis S. Rose 1963-6-4 63124 Plumas Sierra Valley, 2 mi. s. of Beckwourth 1463 Comment
  JEPS106309  Castilleja tenuis Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11052 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote 1777 Comment
  UC1063414  Castilleja tenuis E. Sawyer 1935-7-1 262 Plumas 2.5 mi wnw Crow; Plumas National Forest, Sierraville Quad. 1676 Comment
  SBBG120143  Ceanothus arcuatus L. P. Janeway 2007-5-20 8989 Plumas crest at head of Bean Crk, which drains to the SSE; jct of USFS Rds 25N17, 25N57, and 25N59 1573 Comment
  CAS-BOT-BC47867  Ceanothus cordulatus Ella Dales Cantelow 1939-5-20 2560 Plumas Lake Almanor Comment
  CAS-BOT-BC47869  Ceanothus cordulatus Alice Eastwood 1927-6-15 14596 Plumas On road to Long Valley Comment
  CDA18738  Ceanothus cordulatus G. D. Barbe, T. C Fuller 1982-7-15 3749 Plumas Plumas National Forest; 7.1 miles northeast of junction with road to Red Hill. 1584 Comment
  CHSC101775  Ceanothus cordulatus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15868 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  UCD111404  Ceanothus cordulatus J. M. Tucker 1948-7-24 1729 Plumas 1/2 mile northeast of Camel Peak. Comment
  RSA232911  Ceanothus incanus L. S. Rose 1968-6-11 68097 Plumas Confluence of Butterfly Creek and Spanish Creek, near Keddie. 976 Comment
  CAS-BOT-BC50764  Ceanothus integerrimus C. R. Quick 1947-7-30 47 -69 Plumas Bit Bar Mt. 1249 Comment
  SDSU10325  Ceanothus integerrimus D. F. Howe 1960-8-20 2985 Plumas Norht fork of Feather River, 41 miles from Oroville. 610 Comment
  UC452655  Ceanothus integerrimus H. M. Hall 1912-6-30 9303 Plumas Spanish Ranch Sierra Nevada Mts. 1158 Comment
  UC569913  Ceanothus prostratus E. Sawyer 1935-5-21 15 Plumas 2 mi e Beckwith Butte; Sierraville Quad. Comment
  RSA31120  Ceanothus velutinus A. A. Heller 1915-7-7 12069 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks in the forest. 1677 Comment
  CAS-BOT-BC63185  Ceanothus velutinus var. velutinus Robert J. Weatherby 1950-8-11 1515 Plumas Mt. Elwell, Lakes Basin Area. 2377 Comment
  CAS-BOT-BC63190  Ceanothus velutinus var. velutinus Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-2 865 Plumas On n. edge of Smith Lake, 5 km. nw. of Quincy. 1500 Comment
  UC569887  Ceanothus velutinus var. velutinus E. Sawyer 1935-7-8 273 Plumas 4 1/4 mi n Hawks; Sierraville Quad., n of Hawks 1798 Comment
  CHSC20809  Centaurea cyanus K. R. Stern 1975-7-24 5846 Plumas E shore of Lake Almanor. 1371 Comment
  CDA43456  Centaurea stoebe subsp. australis Jennifer Wiley 2015-8-18 PDR# 320 P06131499 Plumas Chester Airport, 241 Masson Road, Chester. 0 Comment
  CAS-BOT-BC384937  Cerastium arvense Ella Dales Cantelow 1940-5-12 3447 Plumas 2 1/2 mi. s.w. of Belden Comment
  CAS-BOT-BC388357  Cerastium glomeratum Alice Eastwood 1927-6-11 14445 Plumas United States Forest Reserve. Crescent Mills Comment
  CHSC20805  Ceratophyllum demersum K. R. Stern 1975-7-23 5842 Plumas On NW shore of Lake Almanor. 1371 Comment
  CHSC80801  Chaenactis douglasii var. douglasii Lowell Ahart 2001-7-17 8930 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  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
  CHSC110380  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2012-9-5 18448 Plumas Road edge, where the County Road crosses the South Fork of the Feather River, about 1 mile (air) southwest of Pilot Peak, about 8-1/4 miles (air) northeast of La Porte. 1828 Comment
  CAS-BOT-BC165972  Chamerion angustifolium Janet Jones 1980-7-14 202 Plumas By roadsides and trails around Layman near Blairsden, Plumas National Forest 1280 Comment
  UC1186542  Chamerion angustifolium subsp. circumvagum J. W. MacSwain 1959-8-13 59 -152 Plumas 3.5 mi e Bucks Lake Lodge Comment
  CAS-BOT-BC70205  Cheilanthes gracillima John Thomas Howell; Gordon H. True 1967-7-11 43350 Plumas Summit ridge of Mt. Hough 2194 Comment
  CHSC53602  Cheilanthes gracillima L. P. Janeway 1990-7-5 3772 Plumas Plumas National Forest. Between the main forks of Paradise Cr ca 1 mi south of Little Grizzly Cr. 1844 Comment
  CAS-BOT-BC70206  Cheilanthes gracillima Clarence R. Quick 1962-6-20 62 38 B Plumas Along roadside, Longville-Belden Road, ca. 2 mi. SE of summit 1402 Comment
  CHSC103152  Chenopodium pumilio Lowell Ahart; John Dittes 2009-9-7 16380 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS108997  Chenopodium pumilio Lowell Ahart 2006-10-8 13413 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden 715 Comment
  UCSB64025  Chenopodium simplex Ahart, Lowell 1974-7-30 Plumas About 100 yards west of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte 1828 Comment
  CAS-BOT-BC451424  Chimaphila menziesii Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CDA17255  Chimaphila menziesii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16282 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CHSC100053  Chimaphila menziesii Lowell Ahart 2008-7-16 15102 Plumas West of a small meadow (swamp), south of a small deep stream, about 120 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  RSA0084306  Chimaphila menziesii Diana D. Jolles 2011-8-9 473 Plumas Plumas National Forest, about 2.5 miles up forest road 77 to Dixie Mountain Lookout from Frenchman Lake Road (284). 1994 Comment
  CAS-BOT-BC452237  Chimaphila umbellata C. R. Quick 1953-8-1 53 -105 Plumas Lava flat west of Lake Almanor Comment
  CAS-BOT-BC452247  Chimaphila umbellata David D. Keck 1932-7-3 1636 Plumas Northern Sierra Nevada: Quincy; forest, to south of town 1065 Comment
  RSA122824  Chimaphila umbellata subsp. occidentalis C. G. Albertus 1935-8-15 269 Plumas One mile south of Lovejoy. 1860 Comment
  SEINET10475002  Chrysanthemum parthenium Mary Susan Taylor 1982-7-21 Taylor 4891 Plumas T23N R10E se/se sec 9. Blue Nose Mt quad. Along Willow Creek and above slope, ca. 0.5 mi nw of Nelson Point, ca. 5 mi se of Quincy. 4300 ft. 1310 Comment
  NY42170  Chrysolepis sempervirens J. B. Walker 1994-8-3 874 Plumas On La Porte Rd, 15km S of junction with Hwy 70 1500 Comment
  UCD110155  Chrysolepis sempervirens J. M. Tucker 1948-7-24 1731 Plumas ca. 1/2 mile northeast of Camel Peak. Comment
  SEINET7450653 Image available Chrysopsis villosa var. minor W. Harnach, N. Harnach 2000-8-23 906 Plumas Sierra Valley. 3 miles west of Hwy 49 on Dyson Lane (Robertti Ranch) 1490 Comment
  RSA718506  Chrysothamnus nauseosus subsp. albicaulis L. P. Janeway 2006-10-1 8896 Plumas Northern High Sierra Nevada. Serpentine Canyon along Hwy. 70 and East Branch North Fork Feather River, about 3.5 road km west of Rich Gulch 792 Comment
  CHSC31226  Chrysothamnus viscidiflorus subsp. viscidiflorus M. S. Taylor 1980-10-8 3364 Plumas S side of Beckworth Rd ca. 1/4 mi se of its jct with Beckworth-Genesee Rd, ca. 10 mi e of Taylorsville. Comment
  RSA129843  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-8-28 276 Plumas 2.5 miles NNE of Grizzly Peak. 2591 Comment
  SEINET7450910 Image available Chrysothamnus viscidiflorus subsp. viscidiflorus J. T. Howell 1959-9-24 34968 Plumas Sierra Valley near Beckworth. 1478 Comment
  UCD127283  Cicuta douglasii R. Tofsrud 1948-7-1 s.n. Plumas Quincy. Comment
  CHSC62765  Circaea alpina subsp. pacifica B. Castro; R. A. Schlising 1987-7-21 159 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at lower edge of a spring on unnamed E-trending tributary to Mohawk Ck. 1600 Comment
  CHSC92165  Cirsium arvense Lowell Ahart; John Dittes 2005-9-19 12391 Plumas Where the high water flows out of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  JEPS59320  Cirsium arvense W. L. Jepson 1939-8-8 19360 Plumas Quincy 1051 Comment
  UC172011  Cirsium arvense H. M. Hall 1912-8-3 9378 Plumas Quincy Sierra Nevada 1066 Comment
  UCD169686  Cirsium arvense L. P. Janeway; Melanie Williams 2011-9-1 10715 Plumas Northern High Sierra Nevada. Plumas National Forest; along Kenzie Ravine 1.1 km east of Little Grass Valley Reservoir, 35 m upstream from Silvertip Road crossing; 2.0 air km north of Goat Mountain. 1573 Comment
  CAS-BOT-BC284415  Cirsium arvense David D. Keck 1932-7-3 1655 Plumas Meadow south of Spanish Creek, Quincy, Northern Sierra Nevada 1066 Comment
  CDA19254  Cirsium cymosum G. D. Barbe, T. C. Fuller 1982-6-17 3807 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CAS-BOT-BC279953  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35987 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  RSA128650  Cirsium ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Road, just north of county line, 7.3 miles south of Vinton. Comment
  SEINET13351416 Image available Cirsium ochrocentrum T. C. Fuller 1963-8-28 11173 Plumas Roadside, Loyalton-Vinton Hwy just N. of Plumas Co. line Comment
  CDA1518  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1959-10-2 3230 -B Plumas Sierra Valley; Loyalton-Vinton Rd., just N/ Co. line 7.3 mi S of Vinton. Comment
  UC912469  Cirsium scariosum var. americanum Herbert L. Mason 1924-6-18 1048 Plumas bog n of Greneagle Comment
  CDA1131  Cirsium undulatum J. R. Keck Jr., R. Swanson 1967-8-17 s.n. Plumas About 6 mi. s. of Vinton; 1 mi. n. of county line, 200 yds. w. of Hwy 49 to Loyalton. 0 Comment
  JEPS59241  Cirsium vulgare W. L. Jepson 1939-8-8 19369 Plumas Quincy 1051 Comment
  CAS-BOT-BC228915  Cistanthe umbellata Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas About 6 miles west of Johnsville on road from Mohawk 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
  UC1071905  Clarkia mildrediae H. and M. Lewis, F. Vasek 1950-6-30 749 Plumas 5.2 mi s Yellow Creek Bridge (Hwy.24); Feather River Comment
  CDA38044  Clarkia mildrediae subsp. lutescens L. P. Janeway 2001-7-3 7255 Plumas Northern High Sierra Nevada.; Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek. Comment
  CHSC11365  Clarkia mildrediae subsp. lutescens Lowell Ahart 1971-7-27 Plumas South of La Porte. 1219 Comment
  JEPS102937  Clarkia mildrediae subsp. lutescens L. P. Janeway 2001-7-3 7255 Plumas Northern High Sierra Nevada. Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek 1567 Comment
  CAS-BOT-BC163273  Clarkia mildrediae subsp. mildrediae Anna Head 1920-8-3 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC27036  Clarkia mildrediae subsp. mildrediae James Jokerst; Robert A. Schlising 1978-6-21 3288 Plumas Feather River Canyon, 4.2 mi N of Storrie (= 9.2 mi N of Butte County line) at Rodgers Flat Power Plant; roadside bank. Along Feather River Highway. Comment
  CHSC27037  Clarkia mildrediae subsp. mildrediae James Jokerst; Robert A. Schlising 1978-6-21 3288 Plumas Feather River Canyon, 4.2 mi N of Storrie (= 9.2 mi N of Butte County line) at Rodgers Flat Power Plant; roadside bank. Along Feather River Highway. Comment
  UC1422864 Image available Clarkia mosquinii subsp. mosquinii T. Mosquin 1959-7-3 3335 Plumas 3.7 mi sw entrance to Plumas National Forest (along State Hwy 40 alt.); ; SW of entrance to Plumas Nat'l. Forest, along State Hwy. 40. Comment
  CAS-BOT-BC163860  Clarkia purpurea subsp. quadrivulnera John Thomas Howell 1962-6-17 37669 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC163861  Clarkia purpurea subsp. quadrivulnera John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2133 Plumas At spring. Butterfly Botanical Area and Vicinity 1127 Comment
  CDA15372  Clarkia purpurea subsp. quadrivulnera G. F. Hrusa 1997-6-26 13887 Plumas Sierra Nevada; Approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  CAS-BOT-BC163850  Clarkia purpurea subsp. quadrivulnera A. A. Heller 1938-7-2 15234 Plumas Along the highway near the river bridge at Quincy 1097 Comment
  CAS-BOT-BC163851  Clarkia purpurea subsp. quadrivulnera A. A. Heller 1938-7-2 15234 Plumas Along the highway near the river bridge at Quincy 1097 Comment
  CAS-BOT-BC164926  Clarkia rhomboidea Mary Strong Clemens 1920-6-14 s.n. Plumas Greenville Comment
  UC1552753  Clarkia rhomboidea Frederica Bowcutt 1985-6-6 541 Plumas 0.2 mi se Drum Bridge (about 15 air mi ne of Quincy, immed. n of Red Clover Creek and Beckwourth Genesee Road); Plumas National Forest Comment
  CAS-BOT-BC164930  Clarkia rhomboidea Robert J. Weatherby 1955-6-25 1542 Plumas Quincy Ranger Station U.S.F.S. 1066 Comment
  CAS-BOT-BC164931  Clarkia rhomboidea Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Indian Valley Road Comment
  CHSC76318  Clarkia stellata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3249 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  NY1085602  Clarkia stellata A. A. Heller 1907-7-9 8778 Plumas Prattville Comment
  RSA0059949  Clarkia stellata G. Fred Hrusa 1997-5-30 13840 Plumas Sierra Nevada: 2.5 miles east of Spring Garden on Highway 70, and 0.5 mile south of Estray Creek 1540 Comment
  SEINET10689278  Clarkia stellata A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8813 Plumas Prattville Comment
  CHSC46723  Claytonia lanceolata Lowell Ahart 1975-6-26 813 Plumas Near the South Fork of the Feather River, about 1 mile north-east of Little Grass Valley Reservoir. 1828 Comment
  SEINET10895983  Claytonia lanceolata Mary Susan Taylor 1981-5-8 Taylor 3653 A Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 Comment
  SD8154  Claytonia palustris Mrs. R. M. Austin 1877-1 Plumas American Valley; Mill Creek Comment
  CHSC60134  Claytonia parviflora subsp. parviflora Jennifer Grant 1984-4-22 12 Plumas Ca. 40 mi ne of Oroville and 160 yds w of the N. Fk. Feather River, along Jackass Creek. 609 Comment
  UC175826  Claytonia parviflora subsp. parviflora A. A. Heller 1913-6-13 10846 Plumas near Marston Station 1066 Comment
  CDA23954  Claytonia parviflora subsp. parviflora L. P. Janeway 1996-5-2 4974 Plumas Northern High Sierra Nevada.; Soda Creek, along Road 25N22 200 feet northwest of Highway 70 and East Branch North Fork Feather River. Comment
  CDA14683  Claytonia rubra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3139 Plumas 3.25 miles west of Round Valley Reservoir dam, 0.25 mile east of junction with road to Canyon Dam, south arm of Lake Almanor. 1633 Comment
  CAS-BOT-BC443799  Claytonia rubra subsp. rubra A. A. Heller; P. B. Kennedy 1907-7-11 8804 Plumas Prattville Comment
  CAS-BOT-BC443796  Claytonia rubra subsp. rubra John Thomas Howell 1960-7-18 35575 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  UC103409  Collinsia grandiflora Mrs. R. M. Austin 1879-1 Plumas Indian Valley Comment
  CHSC32816  Collinsia parviflora W. M. Foster 1981-4-17 4 Plumas Upper margin of road cut, n side of intersection of Hwys 89 and 70, ca. 7 mi n of Quincy. 914 Comment
  CHSC60492  Collinsia parviflora L. P. Janeway 1992-5-12 4168 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
  CHSC87626  Collinsia rattanii Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10956 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1251 Comment
  UCD123684  Collinsia torreyi W. R. Powell 1968-7-2 1590 Plumas along road southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  JEPS103358  Collinsia torreyi var. torreyi Lowell Ahart 2002-6-26 9769 Plumas On the E side of the poor road, ca 1 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1760 Comment
  JEPS127033  Collinsia torreyi var. torreyi Lowell Ahart 2016-6-2 20916 Plumas Lumpkin Ridge Road, about 3 3/4 miles (air) southwest of Little Grass Valley Reservoir Dam. Comment
  CHSC60144  Collinsia torreyi var. wrightii L. P. Janeway 1992-6-9 4227 Plumas Northeast side of Grizzly Ridge between Joseph Creek and Cascade Creek; ca .8 mi southwest of Little Grizzly Creek. Plumas National Forest. 1897 Comment
  CHSC65125  Collinsia torreyi var. wrightii Vernon H. Oswald; Lowell Ahart 1995-7-24 7118 Plumas high Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  CHSC20854  Collomia grandiflora K. R. Stern 1975-7-24 5810 Plumas SE shore of Lake Almanor. 1371 Comment
  RSA59239  Collomia grandiflora E. K. Balls 1950-8-31 15527 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1098 Comment
  JEPS28621  Collomia grandiflora George W. Gillett 1957-7-18 807 Plumas moist soil near trail on ne side Boiling Springs Lake; Lassen Volcanic National Park 1813 Comment
  CHSC113590  Collomia tinctoria Lowell Ahart 2014-8-24 19753 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
  CHSC63261  Collomia tinctoria Lowell Ahart 1994-6-15 7327 Plumas On the west side of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  CHSC66634  Collomia tinctoria Vernon H. Oswald; Lowell Ahart 1996-7-15 8036 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from road 29N11. On the edge of the road crossing the meadow. 1371 Comment
  UC1585859  Collomia tinctoria Barbara Ertter with Gary Schoolcraft 1989-7-3 8643 Plumas ca 1/2 mi below Red Rock Lookout (ca 8 air mi s of Susanville, bare gravel and outcrop between road and cliff) 2133 Comment
  RSA59577  Collomia tinctoria Verne Grant 1950-7-12 8939 Plumas NE slope of Red Mt. Between Susanville and Taylorsville, Plumas National Forest. 2012 Comment
  CHSC48864  Comarum palustre Vernon Oswald 1985-7-8 1890 Plumas Warner Valley Rd. 4.5 mi n of its jct. with Wilson Lake Rd. 1560 Comment
  CAS-BOT-BC157362  Comarum palustre Malcom A. Nobs; S. Galen Smith 1949-8-19 1423 Plumas About 2 miles south of Greenville, Indian Valley Comment
  RSA59472  Conyza canadensis E. K. Balls 1950-9-16 15879 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89 1433 Comment
  CHSC21080  Corallorhiza maculata F. T. Griggs; A. Pass 1975-7-2 48 Plumas Buck's Lake Forest Service Survey. Comment
  UC608845  Corallorhiza maculata Beryl O. Schreiber 1938-7-10 2528 Plumas 1/4 mi s U.C. Forestry Camp (near Meadow Valley); Plumas National Forest, Bidwell Bar Quadrangle 1097 Comment
  JEPS48638  Corallorhiza maculata Esther C. Fritz 1933-6-27 Plumas Camp Califorest; woods w of faculty tent, near Schneider Falls trail 1188 Comment
  RSA101458  Corallorhiza maculata R. Weatherby 1955-7-2 1580 Plumas Wilcox Valley 1921 Comment
  SD46494  Corallorhiza maculata Robert J. Weatherby 1955-7-26 1666 Plumas In litter at base of Red Firs, Spanish Peak. 2164 Comment
  SD52103  Corallorhiza maculata Frank Stephens 1894-7-1 10017 Plumas Greenville. 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
  OBI9583  Cordylanthus tenuis subsp. tenuis Lewis S. Rose 1966-7-26 66047 Plumas Butterfly Valley, 3 mi W of Keddie 1067 Comment
  SEINET10548994  Cordylanthus tenuis subsp. tenuis Mary Susan Taylor 1981-8-20 Taylor 4229 Plumas California: T27N R9E sw1/4 of se1/4 sec 6. Almanor NE quad. Open serpen- tine barrens, at jct of roads 26N18, 26N92 and 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Green- ville. Plumas County. 5300 ft. 1615 Comment
  CAS-BOT-BC209721  Cornus John Thomas Howell 1977-6-21 52379 Plumas Seneca 1097 Comment
  CAS-BOT-BC210299  Cornus sericea A. A. Heller; P. B. Kennedy 1907-7-13 8829 Plumas Taylorville [Taylorsville] 1080 Comment
  CDA14226  Cornus sericea subsp. sericea G. F. Hrusa, T. D. Wilfred 1996-8-23 13531 Plumas Sierra Nevada; Upper Long Valley Creek below confluence with Bull Run Creek. 1 mi. E of Lava Peak, & 2 mi. NE of Cromwell townsite. Along old 12E19 pack trail, now largely unused in upper parts. 457 Comment
  JEPS115110  Cornus sericea subsp. sericea Lowell Ahart, John Dittes 2009-7-27 16167 Plumas On damp soil, on the southwest side of a stream, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  UC634636  Cornus sericea subsp. sericea H. L. Mason 1924-6-19 1076 Plumas margin of Bear lake Comment
  RSA60801  Cornus stolonifera I. L. Wiggins 1948-9-15 12057 Plumas Onion Creek and Middle Fork of the Feather River. Comment
  CAS-BOT-BC401866  Corydalis caseana subsp. caseana Lester Rowntree 1935-6-15 s.n. Plumas Mineral Comment
  CAS-BOT-BC401869  Corydalis caseana subsp. caseana J. G. Lemmon No date on label s.n. Plumas Big Spring Comment
  UC170970  Corydalis caseana subsp. caseana H. M. Hall 1912-7-7 9308 Plumas Jameson Creek Sierra Nevada Mts., Jameson Creek 1920 Comment
  CHSC94662  Crassula aquatica Lowell Ahart 2006-10-8 13414 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden. 715 Comment
  CAS-BOT-BC148431  Crataegus suksdorfii John Thomas Howell 1961-9-23 36835 Plumas Indian Valley 1082 Comment
  SD8926  Crepis R. M. Austin 1882-7-24 Plumas Big Meadows Comment
  CAS-BOT-BC290444  Crepis acuminata F. J. Kirby 1958-7-1 1175 Plumas Near Greenville 1219 Comment
  CAS-BOT-BC290446  Crepis acuminata L. W. Swift 1934-5-18 116 Plumas Plumas National Forest. Sugar Loaf near Meadow View 1889 Comment
  CAS-BOT-BC290449  Crepis acuminata Rimo Bacigalupi 1927-7-11 1700 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  SBBG8034  Crepis acuminata H. and M. Dearing 1938-7-2 2265 Plumas near Keddie 914 Comment
  SJSU14351  Crepis bakeri N. A. Hopkins 1990-5-12 1620 Plumas 17.2 mi NW of Beckwourth on road to Genessee 1706 Comment
  CAS-BOT-BC291560  Crepis intermedia Mary Strong Clemens 1920-6-30 s.n. Plumas Greenville Comment
  CAS-BOT-BC291561  Crepis intermedia A. A. Heller; P. B. Kennedy 1907-7-11 8802 Plumas Prattville Comment
  CHSC56844  Crepis intermedia L. P. Janeway; Garrett Gibson 1991-7-18 4074 Plumas Plumas National Forest. North side of Grizzly Valley ca 1 mi east of Lake Davis. Slope on north side of County Road. 1783 Comment
  CAS-BOT-BC291558  Crepis intermedia Lewis S. Rose 1967-7-10 67146 Plumas 1 mi. s of Keddie, Butterfly Creek and Spanish Creek 883 Comment
  CAS-BOT-BC291600  Crepis monticola Frank W. Peirson 1926-6-22 6829 Plumas Drakesbad, Lassen National Park Comment
  CDA15916  Crepis occidentalis B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  UC476321  Crepis occidentalis Mrs. L. W. Swift June, 1931 3033 Plumas Last Chance Creek Plumas National Forest (across road from Humphrey's Canyon) Comment
  CHSC63113  Crepis occidentalis subsp. conjuncta Lowell Ahart 1994-6-29 7410 Plumas North of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  CAS-BOT-BC290783  Crepis occidentalis subsp. occidentalis Lewis S. Rose 1963-6-4 63128 Plumas Sierra Valley, 2 mi. s. of Beckwourth 1463 Comment
  CHSC34913  Crepis occidentalis subsp. occidentalis M. S. Taylor 1981-6-8 3875 Plumas N side of 24N08, just n of its jct with 25N93, 1/2 way between Bagley Pass and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. 1706 Comment
  RSA59690  Crepis pleurocarpa E. K. Balls 1950-9-9 15759 Plumas West of Lakes Center Public Campground, ca. 1 mile along trail to outlet Long Lake 2073 Comment
  UCR244661  Cryptantha J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-24 54228 Plumas Sierra Nevada Mtns., 6 miles southeast [presumably on Mt. Hough Crystal Lake Rd.] of Mt. Hough on road to Quincy 1646 Comment
  CAS-BOT-BC182416  Cryptantha John Thomas Howell; H. Keith Wagnon 1980-5-28 53699 Plumas Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River 853 Comment
  JEPS115791  Cryptantha affinis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15858 Plumas Northwest of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  SEINET8518892  Cryptantha affinis A. A. Heller, P. B. Kennedy 1907-7-9 8777 Plumas Prattville. Comment
  UC1084550  Cryptantha affinis Rimo Bacigalupi with Howard Whisler 1957-7-25 6033 Plumas 1 mi w Deadwood (Bucks Summit) (and about 1.75 mi e of w end of Bucks Lake, watershed of Bucks Creek); Bucks Creek 1645 Comment
  JEPS98964  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
  CHSC35070  Cryptantha torreyana R. A. Schlising 1981-8-2 4179 Plumas Just N of Butte County line, in basin draining into Scotts John Creek. 2011 Comment
  SD211566  Cryptantha torreyana Barbara Ertter 1988-7-25 7846 Plumas Diamond Mountains circa 12 airmiles South-Southwest of Susanville, Snoring Springs 1/2 mile North of Diamond Mount-Greenville-Red Rock junction. 1981 Comment
  SEINET12565130  Cryptantha torreyana A. A. Heller, P. B. Kennedy 1907-7-4 8718 Plumas Ridge E of Red Clover valley. Comment
  RSA52883  Cryptogramma acrostichoides R. Weatherby 1950-8-11 1506 Plumas Trail to Silver lake, Lakes Basin Area 1982 Comment
  UC123025  Cryptogramma cascadensis R. M. Austin July 1876 318 Plumas Spanish Peak Comment
  CHSC91897  Cupressus bakeri Lowell Ahart; Josephine Guardino, John Dittes 2005-8-10 12325 Plumas On the east side of Forest Road 27N34, about 1/2 mile south of Wilcox Valley, about 3/4 mile northeast of Eisenheimer Peak. 2021 Comment
  NY16614  Cupressus bakeri M. Wickman 1980-5-7 s.n. Plumas Plumas National Forest 2042.2 Comment
  SEINET10531426  Cupressus bakeri Mary Susan Taylor 1981-8-3 Taylor 4151 Plumas T27N R11E ne 1/4 nw 1/4 sec 26. Kettle Rock Quad. Along drainage east of Mud Lake, ca 0.6 mi ne of Eisenheimer Peak, ca 10 mi N of Genesse. Tertiary volcanic granite base. 6700 ft. 2042 Comment
  CAS-BOT-BC224381  Cuscuta John Thomas Howell 1962-6-18 s.n. Plumas Northwest part of Sierra Valley 1487 Comment
  CHSC57278  Cuscuta californica var. californica L. P. Janeway 1984-9-1 1129 Plumas Lakes Basin Recreation Area. Slope above Mud Lake. 2072 Comment
  SEINET10496631  Cuscuta occidentalis Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4964 Plumas T21N R11E north half of sec 4. Sierra City NW and Mt Fillmore quads. Along Pacific Crest Trail, ca. 1 mi nw of A-Tree, ca. 5 mi sw of Johnsville. Montane Coniferous Forest; 7000 ft. 2133 Comment
  RSA104169  Cycladenia humilis Mrs. R. M. Austin 1880-1 s.n. Plumas [no locality information provided] Comment
  CHSC21125  Cycladenia humilis var. humilis F. T. Griggs; A. Pass 1975-7-2 26 Plumas Bucks Lake. East of road. Comment
  CHSC64062  Cycladenia humilis var. humilis B. Castro; L. Hanson, Chico Friends' Meeting 1988-7-15 272 Plumas On top of Mt. Harkness, within 50 ft of lookout tower. 2452 Comment
  JEPS49762  Cycladenia humilis var. humilis R. M. Austin 1879-1 Plumas Dutch Hill Comment
  SEINET10467142  Cyperus aristatus Mary Susan Taylor 1982-9-7 Taylor 5105 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
  CAS-BOT-BC114720  Cyperus difformis John Thomas Howell 1959-9-26 35064 Plumas Near Virgilia. 838 Comment
  SEINET3164823  Cyperus inflexus E. K. Balls 1950-9-14 15814 Plumas 6 miles northwest of Chester, North Fork Feather River 1402 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
  CAS-BOT-BC133732  Cypripedium californicum M. S. Taylor 1982-6-14 4668 Plumas Field redacted by CAS, contact the data manager for more information 853 Comment
  CHSC35916  Cypripedium californicum M. S. Taylor 1982-6-14 4668 Plumas In seep n side and above Caribou Rd, 1.8 mi ne of Qu ... Field redacted by CHSC, contact the data manager for more information 853 Comment
  JEPS119731  Cypripedium californicum Lowell Ahart 2012-7-1 18254 Plumas About 250 yards northwest of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  CHSC108126  Cystopteris fragilis Lowell Ahart 2011-9-20 17691 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
  UC1561897  Cystopteris fragilis Barbara Ertter 1987-7-24 7307 Plumas ca. 6.5 mi n of Chilcoot (on Rt. 284 to Frenchman Lake); Last Chance Creek Canyon 1676 Comment
  CAS-BOT-BC189844  Dactylis glomerata John Thomas Howell 1960-7-22 35878 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  JEPS103582  Dactylis glomerata Lowell Ahart 2002-7-2 9831 Plumas On the N side of Forest Road 22N94, ca 50 yards W of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1583 Comment
  CHSC89308  Damasonium californicum G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16324 Plumas Northern Sierra Nevada. Farm pond few mi. E of Portola along Hwy 70, immed. adjacent to Hwy. 1554 Comment
  UC115526  Damasonium californicum Mrs. R. M. Austin June 1879 301 Plumas Big Meadows Comment
  CAS-BOT-BC186620  Danthonia californica Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  CAS-BOT-BC186621  Danthonia californica John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54162 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  RSA795728  Danthonia californica var. americana L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16159 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
  UCD60723  Danthonia californica var. americana R. Tofsrud 1948-7-23 Plumas 1.5 mi N of Quincy off Hwy 24-89. Comment
  JEPS34397  Darlingtonia californica Rimo Bacigalupi, and P. C. Hutchison, J. K. Wright 1963-6-1 8873 Plumas ca. 1.5 mi. w. Keddie (hanging bog above and n.w. of Butterfly Valley) 1158 Comment
  RSA169469  Darlingtonia californica L. S. Rose 1963-6-3 s.n. Plumas Butterfly Valley, 2 miles W of Keddie. 1189 Comment
  UC170955  Darlingtonia californica H. M. Hall 1912-6-25 9275 Plumas Butterfly Valley 1127 Comment
  SEINET6647405  Darlingtonia californica L. S. Rose 1963-6-3 63109 Plumas Butterfly Valley, 2 miles SW of Keddie 914 Comment
  CAS-BOT-BC420647  Darmera peltata Mary Strong Clemens 1930-6-21 s.n. Plumas Quincy Comment
  UCSB15813  Delphinium depauperatum Breedlove, Dennis 1962-6-12 Plumas Along State Highway 36; 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  RSA101464  Delphinium depauperatum R. Weatherby 1955-7-2 1574 Plumas Creek below Bear Ridge. 1982 Comment
  CHSC63267  Delphinium gracilentum Lowell Ahart 1994-6-15 7336 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
  CHSC110283  Delphinium nudicaule B. Castro 2006-6-8 1576 Plumas Northern High Sierra Nevada. N-facing slopes overlooking S edge of Red Clover Valley, 1 air mi N of Bagley Pass and 1 rd mi S of the Beckwourth-Genesee Rd, in sharp curves in USFS Rd 24N08 (Bagley Pass Rd). 1737 Comment
  UC188633  Delphinium nudicaule Mrs. R. M. Austin April 1877 Plumas Comment
  CAS-BOT-BC116104  Delphinium nuttallianum A. L., Mrs. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC116127  Delphinium nuttallianum Clare Butterworth Hardham 1961-6-16 7492 Plumas Engelmine-Susanville Road via Gold run Creek. 1828 Comment
  CDA14684  Delphinium nuttallianum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3140 Plumas 3.25 miles west of Round Valley Reservoir dam, 0.25 mile east of junction with road to Canyon Dam, south arm of Lake Almanor. 1633 Comment
  CHSC107458  Delphinium nuttallianum Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-7-6 19 Plumas Northern High Sierra Nevada. 1.9 miles East of intersection of 22N60, 22N27, and Pacific Crest Trail, 500 ft downslope of 22N27 road. 1744 Comment
  CAS-BOT-BC116106  Delphinium nuttallianum A. A. Heller 1940-5-22 15660 Plumas Near the Feather River just west of Chester 1304 Comment
  CAS-BOT-BC116109  Delphinium nuttallianum Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy grade Comment
  SEINET10515908  Deschampsia cespitosa Walter Knight, Irja Knight 1966-6-18 Knight 1381 A Plumas Butterfly Valley. 1128 Comment
  SEINET4566784  Deschampsia cespitosa M. Foster 1988-7-22 197 Plumas Grizzly Valley Quad, along Big Grizzly Creek, inside a U.S.F.S. cattle exclosure, 0.25 miles south of Walker Mine Road, 1 mile west of Lake Davis, and 12 miles north by northwest of Portola 1768 Comment
  CAS-BOT-BC194264  Deschampsia cespitosa subsp. cespitosa George W. Gillett 1957-7-18 826 Plumas West bank of inlet to Willow Lake, near north shore of willow Lake 1661 Comment
  UC1024668  Deschampsia cespitosa subsp. cespitosa Leo Whitney 1934-8-10 2181 Plumas ca. 9 mi. n.w. Portola (Freeman Creek, n.w. end of Big Grizzley Valley, Plumas Nat'l Forest); Plumas Nat'l Forest, Big Grizzley Valley, Freeman Creek 1828 Comment
  UC1131410  Deschampsia cespitosa subsp. cespitosa Beryl O. Schreiber 1938-7-9 2523 Plumas 1 mi. e. Meadow Valley; Plumas Nat'l Forest, Bidwell Bar Quad. 1066 Comment
  CHSC101863  Deschampsia danthonioides Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15897 Plumas About 200 yards northwest of Lake Almanor Dam, depressions in mined over area. 1421 Comment
  CHSC58206  Deschampsia danthonioides Vernon H. Oswald; Lowell Ahart 1992-6-22 5006 Plumas Lassen Volcanic National Park. Willow Lake-Terminal Geyser Trail just inside the park boundary. On the margin of a meadow at the head of Willow Lake. 1658 Comment
  HSC8598  Deschampsia danthonioides L. S. Rose 1968-6-10 68083 Plumas Quincy Meadow 1037 Comment
  UCD62856  Deschampsia danthonioides John Thomas Howell 1960-7-19 35619 Plumas Drakesbad. 1676 Comment
  CDA34551  Deschampsia elongata L. Ahart 2008-9-1 15369 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. Comment
  JEPS114827  Deschampsia elongata Lowell Ahart 2008-9-10 15369 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  JEPS76234  Deschampsia elongata W. L. Jepson 1939-8-12 19402 Plumas Ferris Creek - branch of Last Chance Creek 1767 Comment
  RSA0011861  Deschampsia elongata Joan Stewart 2000-06 1035 Plumas Plumas National Forest Comment
  CHSC80819  Descurainia incisa subsp. incisa Lowell Ahart 2001-7-19 8938 Plumas Steep slope, on the east side of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CAS-BOT-BC43037  Descurainia incisa subsp. incisa Lowell Ahart 1986-7-1 5331 Plumas Sierra Nevada. Along Bunker Hill Creek, at the Bunker Hill Mine, ca. 11 miles northeast of La Porte. 1889 Comment
  CAS-BOT-BC43039  Descurainia incisa subsp. incisa M. S. Taylor 1982-5-17 4463 Plumas North side of 22N55, near its junction with 22N54 and 22N88, ca. 2 miles SE of Portola on ridges N of Beckwourth Peak. 1706 Comment
  SEINET10448270  Descurainia pinnata Mary Susan Taylor 1982-9-13 Taylor 5127 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
  SEINET10476262  Dicentra uniflora Mary Susan Taylor 1981-4-30 Taylor 3578 Plumas T22N R8E sw sec 27. American House quad. In plantation, ca. 0.5 mi N of 22N18, ca. 1 mi E of Big Peak and 4 mi W of Little Grass Valley Reservoir. Montane Coniferous Forest; 5600 ft. 1707 Comment
  UC625490  Dichelostemma multiflorum Frank W. Gould 1938-6-26 450 Plumas 5 mi n Blairsden 1371 Comment
  CAS-BOT-BC502702  Dichelostemma multiflorum Catherine Best 1984-6-19 996 Plumas On A15 about 2 miles east of Hwy. 89 Comment
  RSA59106  Dichelostemma multiflorum E. K. Balls 1950-8-30 15510 Plumas 1 mile west of Feather River Experiment Station, 4 miles north of Quincy. 1220 Comment
  SD64331  Dieteria canescens Darley F. Howe 1966-8-24 Plumas Northeast of Lake Almanor. 1675 Comment
  CHSC65624  Dieteria canescens var. canescens L. P. Janeway 1995-9-8 4918 Plumas East side of Lake Davis about 0.8 mi north-northeast of the dam. Along Road 24N73Y (which starts opposite Grizzly Flat Boat Ramp) 0.5 mi east of the county road (Road 112). On road shoulder. 1844 Comment
  CAS-BOT-BC290980  Dieteria canescens var. shastensis Emily K. Mcpherson 1976-11-7 76- 32 -6 Plumas 5 miles north of Beckwourth 2055 Comment
  CAS-BOT-BC290981  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
  CAS-BOT-BC150483  Diplacus grandiflorus F. W. Pennell; A. A. Heller 1940-6-5 25687 Plumas Route 24, along Feather River, below Belden 487 Comment
  CAS-BOT-BC151822  Diplacus mephiticus Lowell Ahart 1986-7-25 5379 a Plumas Along a side road, north of Cleghorn Bar Road, about 1 3/4 miles northwest of Finger Board, about 4 1/4 miles northwest of Pilot Peak 1828 Comment
  CAS-BOT-BC151855  Diplacus mephiticus G. D. Hanna 1958-9-18 s.n. Plumas Crystal Mt., Eastern Plumas Co. 2194 Comment
  CAS-BOT-BC151695  Diplacus torreyi Thomas H. Kearney 1944-8-14 135 Plumas Near Prattville, Lake Almanor Comment
  CHSC66773  Diplacus torreyi Vernon H. Oswald; Lowell Ahart 1996-8-14 8182 Plumas Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground. 1615 Comment
  SD46737  Diplacus torreyi Robert J. Weatherby 1955-7-21 1647 Plumas Bottle Springs, near middle Fork Feather River 1615 Comment
  RSA508618  Disporum hookeri var. hookeri Mrs. R. M. Austin 1888-9-7 s.n. Plumas Mill Creek Comment
  CAS-BOT-BC136104  Dodecatheon alpinum Margaret Williams 1966-7-11 s.n. Plumas Luther Ridge above Johnsville 2270 Comment
  CHSC55396  Dodecatheon hendersonii Ben Cunningham 1991-4-20 Plumas Ca. 90 ft w of Pecks Valley road and 2 mi ne of Greenville. 1066 Comment
  UC1075814  Dodecatheon hendersonii E. K. Balls and L. W. Lenz 1955-5-14 20708 Plumas 1.5 mi n Greenville (along road to Lake Almanor, Hwy 89); n of Greenville, rd to Lake Almanor 1127 Comment
  UCD55037  Downingia bacigalupii Malcolm A. Nobs; S. Galen Smith 1949-8-18 1370 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  JEPS24762  Downingia bicornuta var. bicornuta John H. Weiler, L. Constance, and E. Molseed 1960-6-12 60153 Plumas 2.5 mi nw Lake Almanor Public Camp (beside State Highway 89) Comment
  SBBG69656  Downingia elegans Mrs. H. P. Bracelin 1932-7-25 695 Plumas 7 mi S of Chester 1524 Comment
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Aug 14 2015
  RSA189334  Draperia systyla L. S. Rose 1967-7-12 67141 Plumas Cresta, N Fork, Feather River. 762 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
  JEPS84392  Drosera X obovata V. Oswald and W. Dempsey 1989-8-3 3914 c Plumas se Drakesbad (just s of voundary of Lassen Volcanic National Park); Willow Lake 1676 Comment
  CHSC580  Drosera anglica R. Calkins 1932-7-1 Plumas Humbug Valley swamp. ... Field redacted by CHSC, contact the data manager for more information 1310 Comment
  UCD99508  Drosera anglica Barry Rice 2009-7-4 BR 090701 Plumas southwest of Longville. Comment
  CHSC92964  Drosera rotundifolia L. P. Janeway; B. Castro 2005-9-11 8544 Plumas Northern High Sierra Nevada. Middle of the fen ab ... Field redacted by CHSC, contact the data manager for more information 1893 Comment
  UC1127100  Drosera rotundifolia Beryl O. Schreiber 1938-7-10 2532 Plumas near Meadow Valley (stagnant pond); Plumas National Forest, Bidwell Bar Quadrangle, Grubstake Fl 1066 Comment
  CAS-BOT-BC401585  Drosera rotundifolia John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2389 Plumas In Butterfly Valley Comment
  SEINET6689722  Drymocallis glandulosa var. glandulosa L. R. Miller 1934-5-25 s.n. Plumas 15 miles west of Portola. Comment
  CAS-BOT-BC534972  Drymocallis glandulosa var. reflexa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54156 Plumas Sierra Nevada, 3.25 miles W of Round Valley Reservoir dam 1633 Comment
  CAS-BOT-BC535003  Drymocallis glandulosa var. reflexa A. A. Heller 1913-6-13 10853 Plumas Near Qunicy 1066 Comment
  CHSC44258  Dulichium arundinaceum Vernon Oswald 1988-7-19 3602 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  RSA246598  Dulichium arundinaceum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42313 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  UC1564757  Dulichium arundinaceum V. Oswald, L. Ahart and L. Hanson 1989-7-31 3901 Plumas 6.5 air mi n of La Porte (0.5 air mi w of Fowler Peak, at headwaters of Fowler (Slate) Creek); Fowler Creek 1670 Comment
  UC1609246  Dulichium arundinaceum Vernon H. Oswald and Lowell Ahart 1993-8-3 5760 Plumas 9 air mi n of Lake Almanor (Hay Meadow at n end of 30N25 on s edge of Caribou Wilderness); Caribou Wilderness, Hay Meadow 1950 Comment
  CHSC113639  Dysphania pumilio Lowell Ahart 2014-8-31 19826 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
  CHSC40610  Dysphania pumilio Lowell Ahart 1985-9-26 5188 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
  CAS-BOT-BC197074  Echinochloa crus-galli John Thomas Howell 1959-9-24 34925 A Plumas Junction of Indian and Spanish creeks 914 Comment
  CHSC34783  Echinochloa crus-galli L. Ahart 1981-9-6 3097 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CHSC81369  Elatine chilensis Lowell Ahart 2001-9-18 9288 Plumas Near Freeman Creek, on the strand of Lake Davis. 1758 Comment
  SD131007  Eleocharis Walter Knight, Irja Knight, John Thomas Howell 1966-7-28 1524 Plumas In profusion at north end of Pond Reservoir. 1096 Comment
  CHSC82458  Eleocharis acicularis Lowell Ahart 2002-6-26 9756 Plumas In a meadow, on the southwest side of a gravel road, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1741 Comment
  CAS-BOT-BC113704  Eleocharis acicularis Lowell Ahart 1980-10-6 2668 Plumas Lake, 1/2 mi W of Fowler Pk. 1700 Comment
  CAS-BOT-BC113511  Eleocharis bella John Thomas Howell 1961-9-22 36794 Plumas Wolf Creek, Greenville. 1088 Comment
  CHSC40265  Eleocharis bella Lowell Ahart 1985-7-11 5137 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  UC1133524  Eleocharis bella E. Sawyer 1935-6-27 207 Plumas 1524 Comment
  CAS-BOT-BC113510  Eleocharis bella John Thomas Howell 1926-7-24 2112 Plumas Lake Almanor, near Prattville 1371 Comment
  CAS-BOT-BC113384  Eleocharis engelmannii Thomas H. Kearney 1944-8-14 17 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC113390  Eleocharis engelmannii Walter Knight; Irja Knight 1966-6-19 1357 Plumas Near Pond Reservoir, Butterfly Valley. 1097 Comment
  CHSC32854  Eleocharis engelmannii L. Ahart 1980-10-6 2677 Plumas On the floor of a hydraulic mine, ca. 1 mi s of La Porte. 1600 Comment
  CAS-BOT-BC113391  Eleocharis engelmannii Walter Knight; Irja Knight 1966-6-18 1335 Plumas In meadow near pond, Butterfly Valley. 1097 Comment
  UC698602  Eleocharis engelmannii var. detonsa Dorothy E. Beetle 1941-6-28 58 Plumas NW corner of Lake Almanor Comment
  CAS-BOT-BC112917  Eleocharis macrostachya John Thomas Howell 1926-7-26 2133 Plumas Near Prattville 1371 Comment
  RSA59243  Eleocharis obtusa var. engelmannii E. K. Balls 1950-8-31 15546 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  CAS-BOT-BC113158  Eleocharis palustris Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. 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
  SEINET7587009 Image available Eleocharis quinqueflora Lowell Ahart 2000-5-21 8384 Plumas Butterfly Valley, about 5 miles (air) northwest of Quincy. 1006 Comment
  CHSC78570  Eleocharis torticulmis L. P. Janeway; Linnea Hanson, Jerold Hustafa, Jim Battagin 2000-9-13 6969 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  SEINET4965096  Eleocharis torticulmis Unknown 2000-7-3 6874 Plumas Plumas County, Crescent Mills quad; Northern High Sierra Nevada, Butterfly Valley Botanical Area: Sweetwater Meadow Comment
  CAS-BOT-BC197353  Elymus W. W. Wagner 1919-6-7 277 Plumas Sockum Creek, Vicinity of Quincy 1310 Comment
  CAS-BOT-BC227595  Elymus elymoides L. P. Janeway 1990-8-2 3822 Plumas Plumas National Forest, Beckwourth Ranger District. Along Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge 2057 Comment
  UC1133003  Elymus elymoides subsp. elymoides C. G. Albertus 1935-7-20 211 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle 1310 Comment
  SEINET10554337  Elymus glaucus John Thomas Howell 1975-7-22 Howell 51373 Plumas In the Transition Life Zone, 2 miles northwest of Spring Garden. In woods adjacent to but not on serpentine. 1173 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
  SEINET12745738  Elymus glaucus var. glaucus W. Harnach, N. Harnach 1990-6-27 419 Plumas Sierra Valley, W of Beckwourth, Ramelli Ranch (USFS), S of railroad. 1509 Comment
  CAS-BOT-BC213819  Elymus repens John Thomas Howell 1975-7-22 51347 Plumas Quincy Junction Road near Quincy - Sierra Nevada 1036 Comment
  CAS-BOT-BC204405  Elymus trachycaulus subsp. trachycaulus Lewis S. Rose 1968-6-10 68095 Plumas Quincy 1036 Comment
  CHSC36852  Elytrigia intermedia subsp. barbulata M. S. Taylor 1982-6-28 4761 Plumas Ramelli Ranch, between Calpine Rd (109) and cow pastures; ca. 1 mi w of Beckwourth, s of Hwy 70. 1487 Comment
  CHSC44970  Epilobium K. R. Stern 1985-6-25 8200 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC75513  Epilobium brachycarpum G. F. Hrusa; B. Smith, T. D. Wilfred 1996-8-11 13500 Plumas Sierra Nevada. Meadow, on N side of USFS 23N12, approx. 3/4 mile W of Bull Run Creek crossing. [Original lat./long. on label is '39 53 N; 120 39 W']. 1850 Comment
  RSA252404  Epilobium brachycarpum Robert F. Thorne, C. W. Tilforth 1969-9-6 39230 Plumas S of Feather River, 1 mile SW of Beckwourth. 1357 Comment
  SBBG119866  Epilobium brachycarpum L. Ahart, J. Dittes 2003-8-8 10481 Plumas W side of Beckwourth Calpine Rd, ca. 0.5 air mi SW of Beckwourth, Sierra Valley 1478 Comment
  SEINET10453004  Epilobium brachycarpum Mary Susan Taylor 1981-7-13 Taylor 3994 Plumas 5600 ft. T24N R16E south center sec 33, Frenchman Lake quad; Frenchman Lake Canyon, 0.5 mi S of the dam, ca. 11 mi N of Chilcoot on Hwy 70; Sagebrush Scrub, dry sandy soil in open sun. 1707 Comment
  CHSC107918  Epilobium canum subsp. latifolium L. P. Janeway 2011-9-11 10723 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. On and next to blocky talus slope along the sides of south-facing basalt outcrop. 1570 Comment
  POM223303  Epilobium canum subsp. latifolium E. C. Sutliffe 1919-09 s.n. Plumas Gold Lake Region Comment
  UC107728  Epilobium canum subsp. latifolium Mrs. R. M. Austin 1875-1 Plumas Indian Valley Comment
  CHSC81133  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2001-8-29 9242 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS122326  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-9-9 19849 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  JEPS43849  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1939-8-4 19335 Plumas Rock Creek Meadow Valley 1219 Comment
  HSC96982  Epilobium ciliatum subsp. glandulosum L. Ahart 2006-10-8 13396 Plumas W side of Chips Creek, just S of the bridge on Hwy. 70, about 1 1/4 mi. SW of Belden 715 Comment
  JEPS95290  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1994-7-28 7535 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CDA13975  Epilobium densiflorum G. F. Hrusa 1996-8-2 13439 Plumas Sierra Nevada; Ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock, above Squirrel Creek. Comment
  JEPS38224  Epilobium densiflorum W. L. Jepson 1939-8-12 19395 Plumas branch of Last Chance Creek Ferris Creek 1767 Comment
  SEINET12867992  Epilobium densiflorum A. A. Heller, P. B. Kennedy 1907-7-17 8877 Plumas Red Clover Valley Comment
  RSA88517  Epilobium foliosum J. T. Howell 1951-6-26 27547 Plumas Feather River Canyon 854 Comment
  JEPS43875  Epilobium hallianum Esther C. Fritz 1933-7-15 Plumas meadow w Lookout; Spanish Peak 2133 Comment
  CDA19257  Epilobium minutum G. D. Barbe, T. C. Fuller 1982-6-17 3855 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC59184  Epilobium obcordatum Vernon H. Oswald; Lowell Ahart 1992-9-15 5213 Plumas Lassen Volcanic National Park. Bonte Peak located E of Mt. Harkness and Juniper Lake. On the north slope of the mountain. 2164 Comment
  POM46382  Epilobium oregonense Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC58024  Equisetum John Thomas Howell 1959-9-25 35004 A Plumas 2 mi. e. of Portola. 1484 Comment
  SFV11561  Equisetum M. L. Vincent 1967-7-1 s. n. Plumas 2 miles from entrance of Caribou Road. Comment
  CAS-BOT-BC56993  Equisetum arvense Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1875 Plumas in Butterfly Valley proper 1036 Comment
  CAS-BOT-BC57005  Equisetum arvense John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2171 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC57006  Equisetum arvense John Thomas Howell 1955-7-18 30728 Plumas Mohawk 1371 Comment
  CHSC24281  Equisetum arvense K. R. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  RSA604698  Equisetum arvense L. C. Wheeler 1952-9-24 6961 Plumas Indian Creek: A few miles downstream from Crescent Mills.. . Comment
  SBBG133124  Equisetum arvense B. C. Templeton 1968-1 11283 Plumas unknown Comment
  SEINET6032073  Equisetum arvense E. K. Balls 1950-8-31 15532 Plumas Highway 24, 1 mile north of Spanish Creek just north of Quincy. 1097 Comment
  UC60148  Equisetum arvense James G. Daly 1937-5-27 Plumas Grubstake Flats Meadow Valley Comment
  CAS-BOT-BC57398  Equisetum laevigatum John Thomas Howell 1959-9-21 34817 Plumas Indian Creek 914 Comment
  SEINET8361345  Eremogone cliftonii A. A. Heller 1915-7-7 12071 Plumas near the summit of Soapstone ridge in the Sierra Nevada; 12 miles west of Bucks. 1676 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
  SEINET3146271  Ericameria nauseosa var. bernardina E. K. Balls 1950-9-14 15819 Plumas 6 mi. northwest of Chester, North Fork Feather Riv. 1402 Comment
  CAS-BOT-BC294295  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-25 34980 Plumas Portola 1478 Comment
  CAS-BOT-BC299436  Ericameria nauseosa var. speciosa Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC299439  Ericameria nauseosa var. speciosa Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  JEPS104418  Ericameria nauseosa var. speciosa Lowell Ahart 2003-10-17 10642 Plumas Above the cliffs ne of Humboldt Peak, ca 3/4 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2133 Comment
  CAS-BOT-BC294313  Ericameria nauseosa var. speciosa John Thomas Howell 1960-7-24 35991 Plumas Kelly Camp, just south of Lassen Park 1615 Comment
  CHSC62423  Ericameria parryi var. nevadensis L. P. Janeway 1993-8-10 4514 Plumas Plumas National Forest. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. 1487 Comment
  UC119161  Ericameria parryi var. nevadensis C. G. Albertus 1935-8-12 260 Plumas 2 mi nne Grizzly Peak; Plumas National Forest, Downieville Quad. 1737 Comment
  JEPS108584  Erigeron aphanactis var. aphanactis L. P. Janeway 2005-7-31 8506 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak 1875 Comment
  UC1563867  Erigeron barbellulatus Barbara Ertter with Gary Schoolcraft 1989-7-3 8651 Plumas ca 8 airmiles s Susanville (w facing steep rocky slope below Red Rock lookout) 2255 Comment
  CHSC60521  Erigeron bloomeri L. P. Janeway 1992-5-22 4193 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks, 0.3 mi west of the road to Calpine; ca 4 mi east of Portola. 1487 Comment
  SEINET10474616  Erigeron bloomeri Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3892 Plumas T25N R14E sw sec 20 and se sec, 19, Squaw Valley Peak quad, McReynolds Valley, E side in open bare soils within Sagebrush Scrub, on both sides of 25N78 1.1 mi S of its jct with 28N01 and Squaw Valley, ca. 14 air mi NW of Beckwourth; ca. 5500 ft. 1676 Comment
  CAS-BOT-BC294471  Erigeron bloomeri var. bloomeri John Thomas Howell 1962-6-18 37791 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC294470  Erigeron bloomeri var. bloomeri Matt Lavin 1983-6-2 s.n. Plumas Sierra Nevada just S of Vinton 1524 Comment
  CHSC48147  Erigeron divergens Vernon Oswald 1984-8-14 1647 Plumas Hwy 89 n of Greenville at Old Haun Rd. 1143 Comment
  JEPS41784  Erigeron divergens W. L. Jepson 1939-8-16 19431 Plumas Portola Comment
  CAS-BOT-BC296004  Erigeron divergens Gladys L. Smith 1976-6-7 4551 Plumas Rte. 70 6 miles east of Quincy at Spring Garden Sta. 1219 Comment
  CAS-BOT-BC296006  Erigeron divergens L. P. Janeway 1995-8-24 4899 Plumas Near head of a small western tributary to Willow Creek, 0.6 mi. east of Penman Saddle 1935 Comment
  CAS-BOT-BC296009  Erigeron divergens David D. Keck 1932-7-3 1623 Plumas North of Spanish Creek, Quincy, Northern Sierra Nevada 1066 Comment
  SEINET3454486  Erigeron divergens G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-24 3177 Plumas Sierra Nevadas, Sierra Nevadas, 2.5 miles northeast of Quincy junction on Mount Hough-Crystal Lake Road at junction of Howell's Road to Tollgate Creek and Keddie 1280 Comment
  CHSC72433  Erigeron eatonii var. plantagineus L. P. Janeway 1998-6-24 5667 Plumas South side of Ferris Creek about 1 mi southwest of Last Chance Creek (near 'Ferris Cabin'). Along Road 28N03. 1780 Comment
  UC1730238  Erigeron eatonii var. plantagineus L. P. Janeway 1998-6-24 5667 Plumas near Ferris Cabin (along Road 28N03, S side of Ferris Creek about 1 mi SW of Last Chance Creek) 1670 Comment
  RSA0091208  Erigeron eatonii var. plantagineus Bonnie C. Templeton 1968-1 11278 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC300419  Erigeron eatonii var. sonnei John Thomas Howell 1977-6-21 52393 Plumas Near Almanor P. O., Lake Almanor 1371 Comment
  CAS-BOT-BC300843  Erigeron glacialis var. glacialis Anna Head 1920-7-12 s.n. Plumas Near Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC300833  Erigeron glacialis var. glacialis J. D. Schoeller 1928-7-12 390 Plumas Plumas National Forest. 2 1/2 mi N. E. Gold Lake 2072 Comment
  CAS-BOT-BC295223  Erigeron inornatus Clare B. Hardham 1970-8-9 17716 W Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC99814  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
  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
  UC1609241  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
  UC468812  Erigeron lassenianus var. lassenianus H. M. Hall 1912-6-26 9276 Plumas Butterfly Valley Sierra Nevada Mountains 1158 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
  CHSC63448  Erigeron petrophilus var. sierrensis Lowell Ahart 1994-7-28 7527 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  SEINET13709667  Erigeron pumilus Lowell William Ahart, Lowell William Ahart 2001-1 9234 Plumas Last Chance Creek at Frenchman Lake (T24N, R16E, sec 8, SE 1/4) Comment
  CHSC81100  Erigeron pumilus var. intermedius Lowell Ahart 2001-8-29 9234 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SEINET10479801  Eriogonum douglasii var. douglasii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3858 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  CHSC94913  Eriogonum douglasii var. meridionale L. P. Janeway; B. Castro 2006-6-4 8663 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  CAS-BOT-BC246534  Eriogonum elatum var. elatum Lewis S. Rose 1955-7-19 55141 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC267326  Eriogonum luteolum var. pedunculatum A. A. Heller; P. B. Kennedy 1907-7-15 8851 Plumas Near mouth of Little Grizzly Crek below Genessee Comment
  CAS-BOT-BC267330  Eriogonum luteolum var. pedunculatum John Thomas Howell 1951-6-29 27763 Plumas Feather River Canyon 548 Comment
  CAS-BOT-BC267331  Eriogonum luteolum var. pedunculatum John Thomas Howell 1951-6-26 27541 Plumas Feather River Canyon, Sierra Nevada 853 Comment
  CAS-BOT-BC267329  Eriogonum luteolum var. pedunculatum Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Indian Valley Road near Crater Nat'l. Park Comment
  CAS-BOT-BC263303  Eriogonum marifolium var. marifolium John Thomas Howell; Gordon H. True 1967-7-11 43342 Plumas Summit ridge of Mt. Hough 2194 Comment
  CHSC52731  Eriogonum marifolium var. marifolium L. P. Janeway 1990-8-29 3840 A Plumas Plumas National Forest Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top. 2407 Comment
  CHSC89506  Eriogonum marifolium var. marifolium G. Douglas Barbe; T. C. Fuller 1982-7-16 3755 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 miles south of Green Flat, Plumas National Forest. 1981 Comment
  CAS-BOT-BC264815  Eriogonum nudum var. deductum John Thomas Howell 1975-7-22 51367 Plumas 2 miles northwest of Spring Garden, Sierra Nevada 1173 Comment
  CHSC117564  Eriogonum nudum var. deductum Lowell Ahart 2016-7-9 21093 Plumas Top and on the north side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC34739  Eriogonum nudum var. deductum M. S. Taylor 1981-7-17 4038 Plumas Lakes Basin, Bear Lakes Trail, in front of Big Bear lake, ca. 6 mi s of Mohawk. 1981 Comment
  CHSC40993  Eriogonum nudum var. deductum J. D. Jokerst 1984-7-11 2101 Plumas First ridge W. of Ward Creek (ridgecrest). South of Genesee Valley. 1612 Comment
  JEPS127340  Eriogonum nudum var. deductum Lowell Ahart 2016-7-9 21093 Plumas Top and on the north side Table Mountain, about 2 miles (air) northwest of of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC1032194  Eriogonum nudum var. deductum G. T. Nordstrom 1934-7-3 180 Plumas 1 3/4 mi s by se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle Comment
  SEINET10479527  Eriogonum nudum var. deductum Mary Susan Taylor 1982-8-5 Taylor 4937 A Plumas T25N R10E ne sec 8. Greenville SW quad. Around Crystal Lake, just below Mt Hough, ca. 7 air mi nne of Quincy. 6700 ft. 2042 Comment
  CHSC100448  Eriogonum nudum var. nudum Lowell Ahart 2008-9-10 15385 Plumas North side 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
  CHSC93101  Eriogonum nudum var. nudum L. P. Janeway 1994-7-8 4690 Plumas Northern High Sierra Nevada. Hartman Bar Ridge; slope north of Road 22N94 on south side of Franklin Hill. 1706 Comment
  UC566255  Eriogonum nudum var. nudum E. Sawyer 1935-6-24 141 Plumas 3 1/2 mi se Crow; Sierraville Quadrangle 1706 Comment
  LA206877  Eriogonum nudum var. nudum John O'Leary; Marla O'Leary 1974-8-6 328 Plumas near Hwy 70 in Feather River Canyon ( at 14 mi E of Oroville) Comment
  SEINET10479793  Eriogonum nudum var. nudum Mary Susan Taylor 1981-7-27 Taylor 4125 A Plumas T25N R12E SE 1/4 & c 10. Babcock Peak. In granite gravel embankment, N side of Beckworth Genesse Rd, ca. 7 air mi E of Genesse. 5400 ft. 1646 Comment
  CHSC37702  Eriogonum nudum var. oblongifolium M. S. Taylor 1982-8-30 5075 Plumas Along 27N11, ca. 1 mi ne of Taylor Lake, ca. 7 air mi ne of Taylorsville. 1920 Comment
  JEPS26679  Eriogonum nudum var. oblongifolium P. C. Hutchison 1961-6-9 2111 Plumas 2 mi s along US Alt. 40, at bridge Rich Bar (cliff above road); canyon of the north fork of the Feather River 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
  CHSC34745  Eriogonum ovalifolium var. ovalifolium M. S. Taylor; M. Foster 1981-6-8 3873 Plumas N side of 24N08, just n of its jct with 25N93, 1/2 way between Bagley Pass and Red Clover Valley, ca. 1.5 mi n of w end of Lake Davis. 1706 Comment
  POM180960  Eriogonum pedunculatum A. A. Heller, P. B. Kennedy 1907-7-15 8851 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  RSA233760  Eriogonum pedunculatum Robert F. Thorne, C. W. Tilforth 1969-9-6 39227 Plumas Just S of Beckwourth and S of the Feather River on Co. Hwy. A24. 1357 Comment
  NY283066  Eriogonum spergulinum A. A. Heller 1907-7-11 8801 Plumas Prattville Comment
  RSA766303  Eriogonum spergulinum Joseph A. Ewan 1934-6-27 8277 Plumas Along Mt. Elwell trail above Long Lake. Sierra Nevada. 2104 Comment
  CAS-BOT-BC269947  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas Side of Mt. Elwell, Lakes Basin Area 2225 Comment
  CAS-BOT-BC269955  Eriogonum spergulinum var. reddingianum F. W. Peirson 1926-6-21 6792 Plumas Lake Almanor, north shore Comment
  UC566151  Eriogonum strictum var. anserinum E. Sawyer 1935-6-24 144 Plumas 4 1/4 mi ne Crow; Sierraville Quadrangle Comment
  SEINET11933188  Eriogonum strictum var. anserinum Taylor 1981-1 3937 A Plumas Grizzly Valley quad., N side of rd 25N93, ca 1.5 mi NW of Bagley Pass, ca 12 mi N of Blairsden 1768 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
  UCD130299  Eriogonum umbellatum Albert Grigarick 2011-8-15 298 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .5 miles W from Graeagle Trailhead to Hawley Falls. 1894 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
  CHSC97250  Eriogonum umbellatum var. nevadense Lowell Ahart; John Dittes 2007-8-9 14436 Plumas About 30 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  JEPS113426  Eriogonum umbellatum var. nevadense Lowell Ahart, John Dittes 2007-8-9 14436 Plumas About 30 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  JEPS107630  Eriogonum umbellatum var. polyanthum Lowell Ahart, Josephine Guardino 2005-8-9 12288 Plumas North of Fant Creek, about 50 yards north of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  JEPS56232  Eriogonum umbellatum var. polyanthum Esther C. Fritz 1933-7-18 Plumas Spanish Peak 2145 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
  NY399808  Eriogonum ursinum J. T. Howell 1951-6-29 27747 Plumas Spring Garden Creek 1158.2 Comment
  UC485764  Eriogonum ursinum H. E. and S. T. Parks June, 1928 229 Plumas Drakesbad Lassen National Park, Drakesbad Comment
  RSA766450  Eriogonum ursinum Joseph A. Ewan 1934-7-16 8528 Plumas Between Long lake and Mt Elwell Summit 2104 Comment
  SEINET5332053  Eriogonum ursinum M. J. Williams, Betty Larson 1983-8-12 83- 135 -1 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville. 1676 Comment
  UC943028  Eriogonum ursinum Lewis S. Rose 1951-6-29 51071 Plumas 8 mi e Quincy 1219 Comment
  CHSC105596  Eriogonum ursinum var. ursinum L. P. Janeway 2010-7-13 10105 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. 1721 Comment
  CHSC53061  Eriogonum ursinum var. ursinum L. P. Janeway 1990-7-25 3810 Plumas Plumas National Forest Beckwourth Ranger District Cascade Compartment. Just above Emigrant Creek and 1 1/4 mi south of Little Grizzly Creek. Steep southeast-facing volcanic rock outcropping. 1950 Comment
  CHSC57126  Eriogonum vimineum L. P. Janeway 1991-8-4 4132 Plumas Plumas National Forest Beckwourth Ranger District Coyote Compartment. Along Beckwourth-to-Laufman Road (near district boundary) on the west side of Dixie Creek. 1676 Comment
  CHSC69518  Eriogonum vimineum Lowell Ahart 1997-9-11 7905 Plumas On the east edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/2 mile south of Mosquito Creek, about 4 1/2 miles (air) northeast of Belden. 792 Comment
  JEPS104634  Eriogonum vimineum Lowell Ahart 2003-8-8 10485 Plumas On an old abandoned road, on the e side of Beckwourth Calpine Rd, ca 3 mi south of Beckwourth, Sierra Valley. 1482 Comment
  JEPS56137  Eriogonum vimineum W. L. Jepson 1939-8-8 19350 Plumas Meadow Valley 1158 Comment
  JEPS56159  Eriogonum vimineum W. L. Jepson 1918-8-16 8016 Plumas Taylorsville, Indian River 1097 Comment
  SBBG1656  Eriogonum vimineum H. and M. Dearing 1938-7-2 2268 Plumas Feather River Cyn 609 Comment
  CAS-BOT-BC300955  Eriophyllum lanatum W. Harnach; N. Harnach 1990-6-13 365 Plumas Sierra Valley. Ramelli Ranch (USFS) 1487 Comment
  SEINET10474639  Eriophyllum lanatum Mary Susan Taylor 1981-5-10 Taylor 3665 A Plumas T26N R12E nw sec 32. Genesee Valley quad.In loose decomposed granite gravel, N side of Genesee Valley Rd, ca. 2 mi E of its jct with Beckwourth Pass turnoff and Flournoy Bridge; overlooking Plumas Lbr. Co, ca. 5 mi E of Genesee. 4200 ft. 1280 Comment
  SBBG33885  Eriophyllum lanatum var. croceum L. S. Rose 1969-6-24 69060 Plumas Butterfly Valley, 3 mi W of Keddie 1158 Comment
  CHSC93085  Eriophyllum lanatum var. grandiflorum L. P. Janeway 1994-7-8 4691 Plumas Northern High Sierra Nevada. Hartman Bar Ridge; slope north of Road 22N94 on south side of Franklin Hill. 1706 Comment
  UC507148  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 115 Plumas 3 mi e Keddie (on slopes above river, (near type locality of E. chrysanthum Rydberg!)); Feather River Comment
  CAS-BOT-BC301418  Eriophyllum lanatum var. grandiflorum Clare B. Hardham 1961-6-15 7399 Plumas Sierra Nevada Mountains. Intersection of roads to Lassen and to Taylorsville (between Quincy and Engelmine) 1219 Comment
  UC1118254  Eriophyllum lanatum var. integrifolium E. Sawyer 1935-6-25 150 Plumas 1.5 mi ssw Crow; Plumas National Forest, Sierraville Quadrangle Comment
  SEINET8687310 Image available Eriophyllum lanatum var. integrifolium A. A. Heller, P. B. Kennedy 1907-7-2 8687 Plumas Between Vinton and Beckwith [Beckwourth] Comment
  SD130435  Erodium cicutarium Fred Sommers 1976-6-7 116 Plumas Sierra Valley Marsh. 1524 Comment
  UCD97453  Erodium cicutarium Albert Grigarick 2010-5-11 243 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.5 mi. 1483 Comment
  RSA101768  Eryngium yuccifolium Ames 1876-1 s.n. Plumas [Unspecified] Comment
  SEINET10841502  Erysimum capitatum Mary Susan Taylor 1982-6-2 Taylor 4606 Plumas T23N R11E nw/ne sec 22. Johnsville quad. S side of Poplar Creek Rd (23N08), 0.1 mi e of bridge, ca. 1 mi s of Sloat. 4200 ft. 1280 Comment
  CAS-BOT-BC54688  Erysimum capitatum var. capitatum John Thomas Howell; Keith Wagnon 1980-5-26 53583 Plumas Sierra Nevada. Lewisia Rock, Feather River Canyon 3.5 miles southwest of Belden. 609 Comment
  CHSC52516  Erysimum capitatum var. capitatum L. P. Janeway 1990-5-19 3721 Plumas Plumas National Forest. Small creek west of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley. 1402 Comment
  RSA71066  Erysimum capitatum var. perenne L. S. Rose 1951-6-28 51049 Plumas Above Eureka Lake, north of Johnsville 2073 Comment
  CAS-BOT-BC55101  Erysimum perenne Anna Head 1921-7-1 s.n. Plumas Feather River Region. Ridge west of Lake Center Camp. 2133 Comment
  CHSC24210  Erythranthe breweri K. R. Stern 1975-7-23 Plumas Nw end of Lake Almanor. Comment
  CHSC79831  Erythranthe breweri G. F. Hrusa; J. Dinsdale 1989-6-26 7205 Plumas Sierra Nevada Flora. On N side of Bucks Lake, approx. 25 m. W of Quincy. [Original lat./long. on label is '39 54 N; 121 10 W']. 1600 Comment
  CHSC21568  Erythranthe primuloides L. M. Mayer; D. E. Brink Jr. 1975-7-23 Plumas Bucks Lake Floristic Survey. Comment
  SJSU15166  Erythranthe suksdorfii N. A. Hopkins 1993-5-27 1723 .5 Plumas c. 3 mi S of Portola Comment
  CHSC21603  Erythronium purpurascens L. M. Mayer; D. E. Brink Jr. 1975-7-17 Plumas Bucks Lake Floristic Survey. Comment
  CHSC54426  Erythronium purpurascens Vernon H. Oswald 1991-6-17 4670 Plumas Little Willow Lake, located ca. 2.5 miles (air) south-southeast of Drakesbad. Lassen Volcanic National Park. 1844 Comment
  CAS-BOT-BC110553  Eschscholzia W. Harnach; N. Harnach 1990-6-16 392 Plumas Sierra Valley. Frank Dotta Ranch. 1524 Comment
  CAS-BOT-BC403357  Eschscholzia californica A. A. Heller; P. B. Kennedy 1907-7-7 8763 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  UC54477  Eschscholzia californica H. M. Hall and E. B. Babcock July, 1903 4430 Plumas Indian Valley Sierra Nevada Mountains 1066 Comment
  POM253321  Eschscholzia californica var. crocea A. A. Heller 1938-7-2 15239 Plumas 3 miles east of Quincy. 1098 Comment
  CAS-BOT-BC310385  Eucephalus breweri Ella Dales Cantelow 1941-7-20 3594 Plumas 10 mi. s. of Quincy. Rd to La Porte 1981 Comment
  CHSC117574  Eucephalus breweri Lowell Ahart 2016-7-9 21086 Plumas Top and on the east side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  OBI14393  Euphorbia serpillifolia Lewis S. Rose 1966-7-27 66053 Plumas Quincy 1067 Comment
  CHSC52723  Eurybia integrifolia L. P. Janeway 1990-8-3 3823 Plumas Plumas National Forest. Meadow at head of small drainage (into Little Grizzly Cr) ca 1 mi SW of Little Grizzly Cr and between Joseph Cr and Oliver Cr. 1981 Comment
  JEPS127122  Eurybia integrifolia Lowell Ahart 2016-8-30 21321 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  UC86950  Eurybia integrifolia Mrs. R. M. Austin 1876-1 87 Plumas American Valley Comment
  CAS-BOT-BC310593  Eurybia radulina John Thomas Howell 1961-9-23 36817 Plumas Greenville 1088 Comment
  CDA18450  Festuca G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3194 Plumas Sierra Nevada; 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  CHSC102086  Festuca idahoensis Lowell Ahart; John Dittes 2009-7-13 16036 Plumas On dry to damp soil, on the west side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC72473  Festuca idahoensis L. P. Janeway 1998-6-24 5683 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  CHSC118716  Festuca myuros Wendy L. Boes; Jim Battagin 2015-5-12 2015007 C Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CAS-BOT-BC278850  Festuca occidentalis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2168 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC278851  Festuca occidentalis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54218 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CAS-BOT-BC278858  Festuca occidentalis M. S. Taylor 1982-6-21 4703 Plumas S side of 23N39, ca. 1 air mi w of White Cap, ca. 4 air mi sw of Sloat 1767 Comment
  CHSC94133  Festuca occidentalis Lowell Ahart 2006-7-9 12919 Plumas Below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir. 1648 Comment
  RSA300179  Festuca occidentalis J. T. Howell 1973-7-10 49750 Plumas Open yellow pine forest near Greenville. 2622 Comment
  CHSC102388  Festuca rubra Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16124 Plumas Edge of a meadow or seep, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  JEPS113787  Festuca rubra Lowell Ahart, Josephine Guardino 2007-7-21 14359 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
  CDA35027  Festuca subulata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3345 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  CDA43020  Festuca subulata L. Ahart 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. Comment
  CHSC88188  Festuca subulata Lowell 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. 1645 Comment
  JEPS102456  Festuca subulata Lowell Ahart 2001-7-19 8950 Plumas On the sides of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  SEINET10837360  Floerkea proserpinacoides Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3834 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
  CAS-BOT-BC459444  Fragaria virginiana subsp. platypetala Ella Dales Cantelow 1938-7-4 2307 Plumas Drakesbad Comment
  CAS-BOT-BC55675  Frangula purshiana Alice Eastwood 1927-6-12 14522 Plumas Forest Lodge, Greenville Comment
  CAS-BOT-BC55676  Frangula purshiana Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CHSC46511  Frangula purshiana Lowell Ahart 1975-7-2 834 Plumas Growing on deep moist soil along Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  CHSC98743  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 southwest of Road 18; northern end of Rock Island Ridge, 1.3 km south-southeast of Soapstone Hill. 1603 Comment
  CHSC98920  Frangula purshiana subsp. annonifolia L. P. Janeway; B. Castro 2007-8-18 9200 Plumas Northern High Sierra Nevada. Along Squirrel Creek and Road 401 1.9 km northeast of Hwy 70/89 and Williams Loop (railroad). 1268 Comment
  HSC100831  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-12 9163 Plumas Ridge top on the N side of Oak Ridge, westerly sloping head of Foreman Creek, 1.4 air km NW of Grizzly Summit. 528 Comment
  CHSC97801  Frangula purshiana subsp. ultramafica L. P. Janeway; Chris Christofferson, Erin Brandy 2007-10-3 9215 Plumas Northern High Sierra Nevada. Top of Red Hill. 1929 Comment
  CHSC76068  Frangula rubra G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3288 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorville. 1112 Comment
  CAS-BOT-BC55710  Frangula rubra subsp. obtusissima Walter Knight; Irja Knight 1969-6-26 2421 Plumas Summit of Red Hill 1934 Comment
  CAS-BOT-BC53797  Frangula rubra subsp. rubra Lewis S. Rose 1954-5-30 54070 Plumas Johnsville 1600 Comment
  SEINET3442119  Frangula rubra subsp. rubra G. Douglas Barbe, Thomas C. Fuller 1982-6-15 3731 Plumas Plumas National Forest, Plumas National Forest, Red Hill Summit 1900 Comment
  SEINET178415  Frasera albicaulis subsp. nitida Marcus E. Jones 1897-7-2 Plumas Near Prattville at Mt. Meadow. 1676 Comment
  CDA13349  Fritillaria atropurpurea G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13198 Plumas Sierra Nevada; Uncommon here in dry coniferous understory. Perennial. 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC107463  Fritillaria atropurpurea Matt Simenc; Rebecca Joyner 2011-7-2 26 Plumas Northern High Sierra Nevada. 0.25 miles (air) SE of Hwy 120 (La Porte Quincy Highway/ The Hogback) where it crosses Onion Valley Creek. 0.25 miles N of Pacific Crest Trail. Exposed, sunny, NE facing ridge on S side of Onion Valley Reservoir. 1965 Comment
  UC1134599  Fritillaria atropurpurea E. Sawyer 1935-6-27 193 Plumas 1.6 mi ene of Grizzly Peak (Plumas National Forest); Plumas National Forest 1767 Comment
  CAS-BOT-BC505273  Fritillaria atropurpurea Mrs. E. C. Sutcliffe 1927-6-1 s. n. Plumas Drakesbad, Lassen Volcanic Park Comment
  SEINET10469560  Fritillaria atropurpurea Mary Susan Taylor 1982-1 Plumas Comment
  CAS-BOT-BC506201  Fritillaria micrantha L. S. Rose 1931-4-13 s.n. Plumas Woodleaf Comment
  CAS-BOT-BC506185  Fritillaria pudica W. Harnach; N. Harnach 1989-3-29 003 Plumas Sierra Valley, (hillside north of Barry corrals) 1499 Comment
  CAS-BOT-BC504449  Fritillaria recurva W. W. Wagner 1919-6-7 271 Plumas Sockum Creek, vicinity of Quincy 1371 Comment
  CHSC87643  Galium bifolium Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10916 Plumas Along Rinehart Creek, southwest slope of Grizzly Peak, about 1 1/4 miles (air) west of Grizzly Peak, about 8 1/4 miles (air) northeast of Quincy. 1940 Comment
  POM147082  Galium bifolium Alice Eastwood 1927-06 14635 Plumas Long Valley. United States Forest Reserve. Comment
  SEINET10500690  Galium bifolium Mary Susan Taylor 1981-6-17 Taylor 3926 A Plumas T25N R12E nw/ne sec 35. Grizzly Valley quad. Large Montane Meadow on N side of Coldwater Spring, ca. 1/4 mi E of its jct with 25N49, ca. 14 air mi N of Blairsden. 6800 ft elev. 2073 Comment
  SEINET10869769  Galium bifolium Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3839 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. N 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
  JEPS26649  Galium bolanderi Lauramay T. Dempster 1961-6-15 1456 Plumas s Graeagle; Graeagle Estates 1524 Comment
  SD6274  Galium boreale Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadows Comment
  CHSC48882  Galium grayanum var. grayanum Vernon Oswald 1983-8-4 963 Plumas Humboldt Summit, 4.5 mi N-E of Jonesville (intersection of Butte, Plumas, and Tehama Counties). 1993 Comment
  CHSC80874  Galium grayanum var. grayanum Lowell Ahart 2001-7-17 8928 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS95834  Galium grayanum var. grayanum Lowell Ahart 1999-7-15 8093 Plumas about 50 yards east of the Quincy La Porte Road; about 3/4 mile south of Onion Valley; about 1 mile northwest of Pilot Peak; about 9 miles (air) northeast of La Porte 1828 Comment
  CHSC34892  Galium sparsiflorum subsp. glabrius M. S. Taylor 1981-9-10 4272 Plumas Head of Bullfrog Ravine. Ca. 3 air mi NW of Indian Falls. 1737 Comment
  CHSC35272  Galium triflorum M. S. Taylor 1981-8-5 4163 Plumas At end of Rd 28N03-Fruit Growers Blvd, ca. 3 air mi W of Antelope Lake, ca. 13 air mi NE of Taylorville. 1706 Comment
  SD7625  Garrya fremontii Mrs. R. M. Austin 1880-1 Plumas Comment
  SEINET5765226  Garrya fremontii M. Canby 1929-5-12 2538 Plumas 5 miles SW of Blairsden. Comment
  CDA13762  Gayophytum diffusum subsp. parviflorum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13496 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Comment
  RSA60220  Gayophytum diffusum subsp. parviflorum E. K. Balls 1950-9-6 15694 Plumas 3.1 miles E of turn to Sloat, Hwy 24, between Quincy and Portola. 1250 Comment
  CHSC80844  Gayophytum heterozygum Lowell Ahart 2001-7-17 8920 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS113641  Gayophytum racemosum Lowell Ahart, John Dittes 2007-6-16 14088 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  RSA60245  Gayophytum racemosum E. K. Balls 1950-9-2 15638 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  SEINET7717338  Gentiana amarella Unknown Plumas Big meadows Comment
  CHSC75920  Gentiana calycosa G. F. Hrusa 1996-8-2 13428 Plumas The Sierra Nevada. At SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. On upper, sunny springline, forming tributary of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1900 Comment
  SEINET10454844  Gentiana calycosa Mary Susan Taylor 1982-8-23 Taylor 5043 Plumas T25N R8E sw/nw sec 29. Almanor NE quad. Both sides of Virgilia-Meadow Valley Rd (25N17), along creek just w of head- waters of York Creek, ca. 1.4 air mi sw of Virgilia. 5000 ft. 1524 Comment
  SEINET10483127  Geum ciliatum Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3851 A Plumas T24N R14E nw sec 7, Crocker Mt quad. Sagebrush Scrub in Red Clover Valley, ca. 0.5 mi N of Genesee-Beckwourth Rd, ca. 7 mi NW of Beckwourth; elevation 5480 ft. 1670 Comment
  CAS-BOT-BC459554  Geum macrophyllum David D. Keck 1932-7-3 1697 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC459556  Geum macrophyllum David D. Keck 1932-7-3 1697 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC459559  Geum macrophyllum Lowell Ahart 1976-7-7 s.n. Plumas At camp on Cold Water Creek; Sierra Nevada 1524 Comment
  JEPS103553  Gilia capillaris Lowell Ahart 2002-7-18 9867 Plumas On the S side of a small upper branch of Fall R., ca 100 yards N of Lumpkin Ridge Rd, ca 1 mile (air) SE of Tamarack Flat, ca 1/4 mile SW of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam 1701 Comment
  UC29083  Githopsis specularioides H. N. Bolander 1866-4 4693 Plumas Round Valley Comment
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  CHSC58538  Glyceria borealis Vernon H. Oswald; Lowell Ahart 1992-7-6 5074 Plumas Lassen Volcanic Park. W side of Little Willow Lake, near the S boundary of the park. 1834 Comment
  SEINET4584846  Glyceria borealis R. McKee, H. Westover 1918-6-15 s.n. Plumas Chester Comment
  SEINET7297636 Image available Glyceria borealis Malcolm A. Nobs, S. Galen Smith 1949-1 1459 Plumas Marshy pond on southeastern side of Portola Comment
  CHSC44568  Glyceria elata Lowell Ahart 1978-10-4 1815 Plumas Along the edges of Bird Creek, about 4 miles west of Pilot Peak, about 15 miles north of La Porte. 1645 Comment
  SEINET10475152  Gnaphalium microcephalum var. thermale Mary Susan Taylor 1981-9-2 Taylor 4263 Plumas California: T26N R8E se1/4 of sec 36. Almanor SE quad. W side of 26N18, ca. 1 mi S of Onion Flat, ca. 3 mi W of Indian Falls. Mixed Evergreen Forest. Plumas County. 4800 ft. 1463 Comment
  SEINET10474670  Gnaphalium palustre Mary Susan Taylor 1980-9-27 Taylor 3350 Plumas T23N R7E each central border sec 7, Bucks Lake quad. In mud along Grizzly Creek, S side of Bucks Lake-Spanish Ranch Rd, ca. 0.4 mi E of Frenchman Hill, ca. 20 mi SW of Quincy. With W. Dakan & T. Griggs. 1524 Comment
  UC336577  Goodyera oblongifolia unknown Sept. 1874 Plumas Butterfly Valley Comment
  RSA537506  Gratiola neglecta Barbara Ertter 1988-10-21 7999 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  CDA6088  Grindelia camporum T. C. Fuller 1957-9-16 333 -57 Plumas Virgilia. 0 Comment
  SEINET10474257  Grindelia nana Mary Susan Taylor 1981-8-5 Taylor 4170 Plumas 1069 Comment
  CAS-BOT-BC189592  Hackelia John Thomas Howell; Gordon H. True 1967-7-11 43356 Plumas SE slope of Mount Hough 2042 Comment
  POM319012  Hackelia Patricia Wilder 1971-6-21 5120 Plumas Humbug-Humboldt Cross Road, 3.3 miles northwest of junction with Prattville-Butt Reservoir Road: southwest of California State Highway 89. 1524 Comment
  CHSC101873  Hackelia californica Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15906 Plumas About 100 yards west of Lake Almanor Dam. 1421 Comment
  SEINET3153249  Hackelia californica L. S. Rose 1939-6-8 39271 Plumas South end of Lake Almanor 1372 Comment
  POM126236  Hackelia micrantha H. M. Hall 1912-7-11 9344 Plumas Long Lake. Comment
  RSA8567  Hackelia micrantha Elmer I. Applegate 1929-6-20 5761 Plumas Between Camp Kelly and Drakesbad, Warner Valley, Mt Lassen region. Comment
  SEINET3841326 Image available Hackelia micrantha Johnnie L. Gentry Jr., David O. Vierig 1968-6-20 2077 Plumas Mt. Hough, 10.4 miles NE Quincy, Mt. Hough-Crystal Lake Road 2012 Comment
  CHSC72443  Hackelia nervosa L. P. Janeway 1998-7-31 5905 Plumas About 1.2 mi south-southeast of Pilot Peak; saddle on Bunker Hill Ridge where Road 23N10 crosses it. 2011 Comment
  POM126237  Hackelia nervosa H. M. Hall 1912-7-11 s.n. Plumas Long Lake, Sierra Nevada Mts. 2043 Comment
  POM255851  Hackelia nervosa Marion Ownbey, Ruth Ownbey 1938-7-14 1735 Plumas Summit from Jonesville, Sierra Nevada Comment
  SEINET11841727  Haplopappus bloomeri W. Knight, Knight, I. 1983-1 4912 Plumas 2 mi out of Chester on road to Drakesbad Comment
  RSA286328  Hastingsia alba Robert F. Thorne 1974-7-30 44997 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  SD6433  Hastingsia alba Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  SEINET8480292  Hastingsia alba A. A. Heller, P. B. Kennedy 1907-7-12 8821 Plumas Grade between Greenville and Prattville. Comment
  UC170926  Hastingsia alba H. M. Hall 1912-6-30 9300 Plumas Snake Lake Valley Sierra Nevada Mountains, Snake Lake Valley 1219 Comment
  RSA60127  Hazardia whitneyi E. K. Balls 1950-9-4 15670 Plumas Road from Feather River Experiment Stn. [Station], Quincy, to Snake Lake. 1220 Comment
  RSA718796  Hazardia whitneyi L. P. Janeway 2006-9-20 8885 Plumas Northern High Sierra Nevada. Along dirt road 0.3 km SE of American House and Challenge-La Porte Road. 1420 Comment
  JEPS114606  Hazardia whitneyi var. whitneyi Lowell Ahart 2008-9-10 15389 Plumas About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  CHSC59689  Helenium bigelovii L. P. Janeway 1992-8-30 4301 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. Slope on west side of valley. 1889 Comment
  CAS-BOT-BC305313  Helianthella John Thomas Howell 1961-6-21 36657 Plumas Greenville 1097 Comment
  CHSC82523  Helianthella californica var. nevadensis L. P. Janeway 2001-7-3 7265 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  CDA6427  Helianthella californica var. nevadensis T. R. Haig 1962-8-9 Plumas 2 miles south of Graeagle. Comment
  CAS-BOT-BC310127  Hemizonella minima Anna Head 1921-7-5 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC34278  Hemizonella minima M. S. Taylor 1981-5-10 3666 A Plumas N side of Genesee Valley Rd, ca 5 mi e of Genesee. 1280 Comment
  CAS-BOT-BC313432  Hemizonella minima Alice Eastwood 1927-6-27 14935 Plumas Road from Chilcott Comment
  JEPS114926  Heracleum lanatum Lowell Ahart 2008-7-16 15078 Plumas Forest floor, in a small seep, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of 1597 Comment
  SEINET5499811  Hesperochiron californicus T. Ramelli 1948-4-25 10 Plumas 5 miles west of Vinton 1524 Comment
  HSC73000  Hesperocyparis bakeri M. S. Taylor, M. Foster 1981-8-13 4175 Plumas N and NE side of W flank of Wheeler Peak ridge, 5 air mi. N of Genesee 1982 Comment
  CHSC23375  Heterocodon rariflorum Lowell Ahart 1975-7-20 Plumas Found 1/2 mile below the Bunker Hill Mine. 10 miles north-east of La Porte. 1828 Comment
  RSA88450  Heterocodon rariflorum Donna Howell 1951-6-28 27675 Plumas Jamison Creek. 1585 Comment
  CAS-BOT-BC312292  Heterotheca villosa var. minor John Thomas Howell 1951-6-27 27632 Plumas Jamison Creek, Sierra Nevada 1828 Comment
  RSA795732  Heterotheca villosa var. minor L. P. Janeway, P. F. Zika, Barbara L. Wilson 2011-8-6 10629 Plumas Northern High Sierra Nevada. Plumas National Forest; north side (upslope of) dirt road on north side of Jamison Creek 0.3 road km west of Plumas-Eureka State Park boundary. 1704 Comment
  CAS-BOT-BC310938  Heterotheca villosa var. minor Margaret Williams; Emily McPherson 1974-7-23 74 -P-1 Plumas Near Chilcoot 1524 Comment
  CAS-BOT-BC312287  Heterotheca villosa var. minor Albert Gould 1928-7-20 354 Plumas Head of Jameson Creek 1828 Comment
  SD8409  Heuchera Mrs. R. M. Austin Aug 1882 Plumas Plumas County Comment
  CDA25401  Heuchera micrantha D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .268 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  CAS-BOT-BC424165  Heuchera micrantha var. erubescens John Thomas Howell; Gordon H. True 1967-5-9 42206 Plumas Lewisia Rock, 3.5 miles SW of Belden, Feather River Canyon 609 Comment
  CAS-BOT-BC319614  Hieracium albiflorum Walter Knight; Irja Knight 1966-9-12 1744 Plumas Fern Glen, Butterfly Botanical Area and vicinity 1097 Comment
  CAS-BOT-BC319616  Hieracium albiflorum Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1590 Plumas Fern Glen, Butterfly Botanical Area and vicinity 1097 Comment
  CAS-BOT-BC319619  Hieracium albiflorum John Thomas Howell 1926-7-20 2084 Plumas Near Prattville 1463 Comment
  CHSC75906  Hieracium greenei G. F. Hrusa 1997-6-26 13873 Plumas Sierra Nevada. 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). [Original lat./long. on label is '39 53 N; 120 42 W']. 1450 Comment
  SEINET10507460  Holcus lanatus Mary Susan Taylor 1982-8-12 Taylor 4980 Plumas T22N R12E nw/ne sec 14. Blairsden quad. Along Denton Creek, between 516 and Hwy 70, ca. 1 mi e of Blairsden. Mixed Evergreen Forest; 4700 ft. 1432 Comment
  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
  JEPS126593  Holodiscus discolor var. discolor Lowell Ahart 2016-6-29 21067 Plumas Top and southeast of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS113439  Holodiscus microphyllus var. microphyllus Lowell Ahart, John Dittes 2007-8-9 14455 Plumas On the east side of a ridge, about 200 yards south of the intersection, about 1 mile south of Mount Ingalls, about 5 miles (air) northwest of the north end of Lake Davis 2416 Comment
  SJSU7485  Hordeum brachyantherum Lewis S. Rose 1968-6-10 68084 Plumas Quincy 1036 Comment
  CHSC55642  Hordeum brachyantherum subsp. brachyantherum K. R. Stern 1985-6-25 8303 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC284728  Hordeum jubatum John Thomas Howell 1977-8-11 52697 Plumas At north end of Frenchmans Reservoir 1706 Comment
  CAS-BOT-BC537874  Horkelia fusca var. parviflora John Thomas Howell 1951-6-27 27594 Plumas Sierra Nevada: McRae Meadows 1981 Comment
  RSA31652  Horkelia tridentata subsp. flavescens A. A. Heller 1938-5-21 15102 Plumas Plentiful on gravelly plain west of Chester. 1305 Comment
  UC1237938  Horkelia tridentata subsp. tridentata John Weiler and A. P. Nelson May 26 1961-May 29 1961 61241 Plumas 2.3 e Deer Creek Pass (along routes 36 and 89) 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
  JEPS17480  Hydrocotyle verticillata J. G. Lemmon 1889-6-4 2710 Plumas Mohawk Valley Comment
  CHSC57189  Hydrophyllum capitatum var. alpinum Casey Stemler 1990-4-21 18 Plumas 8 mi west of Humbug Valley, 11 mi southeast of Hwy 32. 1280 Comment
  CHSC21670  Hydrophyllum occidentale D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake Forest Service Comment
  UC1586415  Hydrophyllum occidentale Vernon H. Oswald and Lowell Ahart 1991-6-18 4687 Plumas about 4 air mi n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd)) 1609 Comment
  RSA537466  Hydrophyllum occidentale Barbara Ertter, Gary Schoolcraft 1989-7-3 8671 Plumas Diamond Mt. peak ca. 7 air miles S of Susanville 2287 Comment
  CAS-BOT-BC400947  Hypericum anagalloides Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1641 Plumas Butterfly Botanical Area and Vicinity. Area north of Pond Reservoir 1097 Comment
  JEPS107601  Hypericum formosum var. scouleri Lowell Ahart, Josephine Guardino 2005-8-10 12313 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
  NY541338  Hypericum scouleri Mrs. Ames 1876-1 s.n. Plumas Comment
  UC2058705  Hypochaeris glabra Tom Reyes, Martin Hutten, Heather Smith 2014-4-22 107 Plumas Terminal Geyser Comment
  SD7661  Ipomopsis aggregata Daniel Cleveland 1882-7-21 Plumas Saw mill, Big Meadows. Comment
  CHSC39370  Ipomopsis aggregata subsp. formosissima L. Ahart; P. Ahart 1983-8-17 4334 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  CHSC33614  Ipomopsis congesta M. S. Taylor 1981-6-17 3919 Plumas Top of Mt Ingalls, ca. 7 air mi se of Genesee. 2551 Comment
  UC879925  Ipomopsis congesta Anna Head 1921-7-20 Plumas above Round Lake (top of ridge); Feather River Region Comment
  JEPS93198  Iris tenuissima subsp. purdyiformis Carol A. Wilson 1993-4-30 93 -4 Plumas 0.5 mi w of Tobin (on Hwy 70 along the Feather River); Feather River Comment
  CHSC92169  Isoetes howellii Lowell Ahart; John Dittes 2005-9-19 12372 Plumas In Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  RSA739601  Iva axillaris subsp. robustior John Dittes, L. Ahart 2003-8-8 s.n. Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 5.7 air-miles SE of Portola, 3.4 air-miles S of Beckwourth, ca. 0.9 air-mile N of Dyson Lane; at E edge of Beckwourth-Calpine Road (A23). 1489 Comment
  JEPS115336  Juncus articulatus Lowell Ahart, John Dittes 2009-9-7 16399 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  SD46469  Juncus bufonius Robert J. Weatherby 1950-7-28 1489 Plumas Growing in sun in water by marshy roadside, north edge of Taylorsville. 1096 Comment
  CHSC113882  Juncus bufonius var. bufonius Lowell Ahart 2014-8-26 19780 Plumas Silt bars on the south side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC52747  Juncus bufonius var. bufonius Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the mct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  CHSC81173  Juncus bufonius var. bufonius Lowell Ahart 2001-8-29 9248 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC97622  Juncus bufonius var. bufonius Lowell Ahart; John Dittes 2007-6-16 14104 Plumas Gravel bars 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
  RSA59906  Juncus bufonius var. occidentalis E. K. Balls 1950-9-14 15821 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  JEPS113859  Juncus confusus Lowell Ahart, Josephine Guardino 2007-7-20 14311 Plumas South of a small drainage, northeast edge of a large meadow, south of Lightning Tree Campground, west of the paved road, east side of Lake Davis 1789 Comment
  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
  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
  HSC102791  Juncus effusus subsp. pacificus L. Ahart 2008-8-13 15159 Plumas About 1.75 air miles S of Little Grass Valley Reservoir, ~1.0 mi. NE of La Porte, west of East Branch Creek, on the western side of La Porte Rd. 1614 Comment
  CHSC113846  Juncus ensifolius Lowell Ahart 2014-8-24 19735 Plumas On the west side of the dirt road, about one mile north of the bridge across the South Fork of the Feather River and the northeast part of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1563 Comment
  CHSC32880  Juncus ensifolius L. Ahart 1980-9-17 2656 Plumas On the ne side of the small lake about 0.5 mi w of Fowler Peak. 1600 Comment
  CHSC97290  Juncus ensifolius Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14471 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  JEPS115911  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
  JEPS114939  Juncus howellii Lowell Ahart 2008-9-10 15390 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte. Near center of section 27 1598 Comment
  SBBG128080  Juncus howellii L. Ahart, J. Dittes 2009-8-28 16355 Plumas edge of a seep, on the N side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reservoir Dam 1507 Comment
  CHSC24253  Juncus macrandrus K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC78753  Juncus nevadensis L. P. Janeway 2000-7-16 6904 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
  CHSC100437  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15366 Plumas On small gravel bar on the east side of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  JEPS114886  Juncus nevadensis var. nevadensis Lowell Ahart 2008-8-13 15158 Plumas North edge of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  SD192838  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15373 Plumas South edge of Onion Valley, ca. 0.75 mile northwest of Pilot Peak, ca. 0.5 mile east of the Ouincy La Porte Road, ca. 9.5 miles northeast of La Porte. 1915 Comment
  JEPS110160  Juncus occidentalis Lowell Ahart 2006-7-9 12924 Plumas Small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1678 Comment
  SEINET13709843  Juncus orthophyllus Lowell William Ahart, Lowell William Ahart 2001-1 8899 Plumas Small Branch of Butt Creek, 2.5 Mi. N of Humboldt Summit (T27N, R5E, sec 20, NW 1/4) 6000 Ft. 1829 Comment
  CHSC72325  Juncus oxymeris L. P. Janeway 1998-9-10 6270 Plumas Butterfly Valley Botanical Area; southwest edge of the main darlingtonia bog below Road 25N47 (Sweetwater Marsh) 0.3 mi south of Road 417. 1164 Comment
  CHSC21580  Juncus parryi D. E. Brink Jr.; L. M. Mayer 1975-8-13 Plumas Bucks Lake. Comment
  CHSC21723  Juncus parryi F. T. Griggs; A. Pass 1975-7-23 251 Plumas Cape Lake. Comment
  CHSC52755  Juncus tenuis Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr 1.5 mi E of Quincy along Hwy 70, on the north side of the road. 1057 Comment
  RSA0115085  Juniperus communis Tim Hanson 2013-6-20 1 Plumas Northern High Sierra Nevada. On the south side of Coldwater Creek 0.8 km upstream from its confluence with the Little North Fork of the MIddle Fork of the Feather River. 1421 Comment
  UCD117468  Kalmia polifolia H. B. Currier 1952-8-14 s.n. Plumas Along trail from Lakes Center Camp to Mount Elwell, next lake above Silver Lake. Plumas National Forest. 1981 Comment
  CHSC25748  Kalmia polifolia subsp. microphylla John Steiner 1977-6-15 75 Plumas Lassen Volcanic National Park. 0.5 km n King's Creek and 2.3 km e Lake Helen. 2292 Comment
  JEPS10898  Keckiella lemmonii W. L. Jepson 1939-7-29 19279 Plumas Meadow Valley; Spring Hill trail 1219 Comment
  RSA755681  Keckiella lemmonii L. Ahart, John Dittes 2009-7-15 16099 Plumas Northeast of the power line, on the west side of Forest Service Road 2622, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  CHSC53067  Kelloggia galioides L. P. Janeway 1989-6-23 3394 Plumas Plumas National Forest. Along rd 24N45Y ca 0.1 mi E of N end of Crocker Mdw. 1752 Comment
  JEPS113821  Kelloggia galioides Lowell Ahart, Josephine Guardino 2007-7-21 14372 Plumas Around pine trees, north of a large meadow, about 30 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1813 Comment
  UC384667  Kelloggia galioides E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  UCR3551  Kelloggia galioides Wm. Horn Jr. 1963-6-24 630624- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  CAS-BOT-BC273602  Koeleria pyramidata John Thomas Howell 1962-6-18 37779 Plumas Sierra Valley, near Beckwourth 1487 Comment
  CHSC66615  Kyhosia bolanderi Vernon H. Oswald; Lowell Ahart 1996-7-15 8051 Plumas High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. Meadow. 1371 Comment
  CHSC75907  Kyhosia bolanderi G. F. Hrusa 1996-8-2 13431 Plumas Sierra Nevada. At SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Trib. of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1850 Comment
  CHSC94779  Lactuca serriola Lowell Ahart 2006-10-8 13401 Plumas On the west bank of Chips Creek, south of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. 715 Comment
  CAS-BOT-BC340597  Lactuca serriola Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1521 Plumas Butterfly Botanical Area and Vicinity. Area adjacent to Pond Reservoir 1097 Comment
  CAS-BOT-BC341572  Lagophylla ramosissima John Thomas Howell 1961-9-23 36821 Plumas Greenville 1088 Comment
  CHSC87633  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
  UCR123905  Lathyrus latifolius George K. Helmkamp, E. A. Helmkamp 2001-7-6 6856 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  UCD67365  Lathyrus latifolius Leslie Goldberg 1992-5-16 6 Plumas Caribou, Caribou Road, along north fork Feather River, found in full sun, damp soil, and15' slope in riparian thicket at river's edge. Growing in loam with Douglas fir, Quercus chrysolepis, and maples. Glabrous perennial from rootstocks, stems broadly winged, 2 m tall, pink flowers. Common. 853 Comment
  SEINET8655885 Image available Layia glandulosa W. Harnach 2014-4-29 1386 Plumas 1.2 miles north of Chilcoot on Frenchman Rd. than 1.45 miles NE of USFS Rd. 24N88. Comment
  RSA52914  Lemna minor R. Weatherby 1950-7-21 1474 Plumas East Quincy 1037 Comment
  SEINET10466001  Lemna minuta Mary Susan Taylor 1981-7-13 Taylor 4003 Plumas 6300 ft. T25N R16E ne/sw sec 31, Frenchman Lake quad; at spring, S side of spur rd ca. 0.5 mi N of Lookout Creek, ca. 1 mi N of 28N11, ca. 1.5 air mi NW of N tip of the Lake, ca. 15 air mi N of Chilcoot. 1920 Comment
  JEPS106225  Lemna trisulca Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11067 Plumas In 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
  JEPS106328  Lemna trisulca Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11067 Plumas In 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
  CAS-BOT-BC527294  Lemna trisulca Herbert L. Mason 1955-7-30 14638 Plumas Near Chester Comment
  CAS-BOT-BC527312  Lemna trisulca Herbert L. Mason 1955-7-30 14638 Plumas Near Chester 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-BC88850  Lepidium campestre Elizabeth McClintock 1968-5-18 s.n. Plumas East of Frenchman Reservoir north of Chilcoot. 1706 Comment
  CAS-BOT-BC89494  Lepidium heterophyllum John Thomas Howell; Gordon H. True 1973-7-31 50082 Plumas Sierra Nevada. Summit ridge of Thompson Peak. Diamond Range. 2362 Comment
  SEINET11280622  Lepidium perfoliatum W. Harnach, N. Harnach 2004-4-24 1159 Plumas Sierra Valley, Maddelena Ranch of Feather River Land Trust, to the W of the corrals, on County Road A-24, 1.7 miles S of Hwy 70. 1484 Comment
  CAS-BOT-BC60092  Lepidium virginicum var. menziesii John Thomas Howell 1966-7-29 42024 Plumas Sierra Nevada. Quincy. 1036 Comment
  SEINET8480452  Leucocrinum montanum T. Ramelli 1948-5-16 38 Plumas 1 mile W of Vinton. 1524 Comment
  RSA712972  Leucophysalis nana L. P. Janeway 1994-7-8 4688 Plumas Northern High Sierra Nevada, Hartman Bar Ridge, Slope N of Road 22N94 on S side of Franklin Hill. 1707 Comment
  RSA79886  Leucophysalis nana F. W. Peirson 1926-6-21 6796 Plumas Open flat strip along shore of Lake Almanor. Comment
  CAS-BOT-BC59616  Leucothoe davisiae Mary Strong Clemens 1919-11-1 s.n. Plumas Quincy. 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
  CAS-BOT-BC233816  Lewisia cantelovii M. S. Taylor 1981-8-20 4233 Plumas South side of Caribou Road, 0.1 mile north of its jct with Hwy. 70, ca. 1.5 miles northeast of Belden 731 Comment
  SJSU15290  Lewisia cantelovii S. Woolhouse 2010-7-25 10 Plumas Site is 0.5 miles North of the intersection wtih Highway 70. Baribou quad. Comment
  CAS-BOT-BC444173  Lewisia nevadensis Lowell Ahart 1983-8-17 4323 Plumas Near Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  HSC93591  Lewisia nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3063 Plumas Headwaters of S Fork of Feather River, 10.6 mi. NE of La Porte on La Porte-Quincy Rd. 1890 Comment
  SEINET5336486  Lewisia nevadensis M. J. Williams 1966-7-11 s.n. Plumas Luther Ridge, above Johnsville. 2271 Comment
  SJSU14356  Lewisia nevadensis N. A. Hopkins 1990-6-12 1613 Plumas c. 16 mi NW of Beckwourth on rd to Genessee 1676 Comment
  CHSC63266  Lewisia triphylla Lowell Ahart 1994-6-15 7324 Plumas On the west side of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  RSA101482  Lewisia triphylla R. Weatherby 1955-6-26 1550 Plumas Mud Lake, Lakes Basin Area. 2195 Comment
  UCD87774  Leymus triticoides K. A. Wagnon 1967-7-11 s.n. Plumas Plumas National Forest. Comment
  CDA14757  Ligusticum grayi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3321 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite. 1341 Comment
  RSA59419  Ligusticum grayi E. K. Balls 1950-9-8 15706 Plumas Lakes Center Public Campground. 2043 Comment
  CAS-BOT-BC494105  Lilaea scilloides William Harnach 2000-8-2 964 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC130563  Lilium humboldtii Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas La Porte, Quincy Grade Comment
  UCD139740  Lilium kelleyanum J. M. Tucker 1948-7-24 1726 Plumas Near road from Cascade to Camel Peak. 1615 Comment
  CAS-BOT-BC130784  Lilium pardalinum Mrs. H. M. Mitchell 1932-7-1 s.n. Plumas Bucks Lake Comment
  HSC101686  Lilium washingtonianum Dillon North Davis 2013-7-1 31 Plumas 4.8 miles south of FS Road 25N17 from intersection with Highway 70 1576 Comment
  CHSC97213  Limosella acaulis Lowell Ahart; Josephine Guardino 2007-7-20 14339 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC246072  Limosella aquatica A. A. Heller; P. B. Kennedy 1907-7-2 8684 Plumas Between Vinton and Beckwith Comment
  CHSC40653  Limosella aquatica Lowell Ahart 1985-9-26 5171 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
  JEPS102829  Limosella aquatica Lowell Ahart 2001-8-29 9228 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SJSU14211  Limosella aquatica N. A. Hopkins 1989-6-7 1524 Plumas drainage channel, Squaw Valley 1706 Comment
  SEINET10496784  Linanthus bakeri Mary Susan Taylor 1982-5-4 Taylor 4402 Plumas T24N R8E ne/ne sec 14. Bucks Lake NE quad. Serpentine outcrop, n side of Spanish Ranch-Bucks Lake Rd, at its jct with 24N17, ca. 0.5 mi ne of Meadow Valley. 3700 ft. 472 Comment
  UC963761  Linanthus harknessii Herbert L. Mason 1924-6-20 1084 Plumas between Gold Lake and Bear Lake Comment
  RSA0087574  Linnaea borealis subsp. longiflora Lowell Ahart, John Dittes 2009-7-14 16076 Plumas North of Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1454 Comment
  JEPS101185  Listera convallarioides Dean W. Taylor 2000-9-14 17591 Plumas Cold Stream (tributary to Indian Creek about 1 mile downstream from Antelope Lake, Plumas National Forest; spring near crossing of Forest Road 27N54 1584 Comment
  SEINET10483001  Lithophragma Mary Susan Taylor 1982-7-12 Taylor 4816 Plumas T22N R11E sw/ne sec 5. Blue Nose Mt quad. Open flats of Eureka Ridge Rd (23N09), 1.2 mi n of its jct with McRae Mdws turnoff, ca. 6 air mi w of Mohawk. Mixed Coniferous Forest; 6800 ft. 2072 Comment
  CDA18742  Lithophragma glabrum G. D. Barbe, T. C Fuller 1982-7-16 3777 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  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-BC317308  Lithospermum californicum Mrs. H. C. Cantelow 1941-5-21 s.n. Plumas Road to Meadow Valley, about 8 miles W of Quincy. 1173 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
  CHSC58207  Lolium perenne Vernon H. Oswald; Lowell Ahart 1992-6-22 5023 Plumas Lassen Volcanic National Park. Leveled drilling platform surrounding the well-head at Terminal Geyser. 1767 Comment
  UC1776681  Lomatium hendersonii G. Schoolcraft 1997-5-18 2591 Plumas Top of Dimond Mtns. Farthest peak E on main ridge 2255 Comment
  SEINET6225253  Lomatium macrocarpum L. S. Rose 1967-1 67154 Plumas Butterfly Valley, 3 mi W of Keddie. Comment
  CHSC112529  Lomatium nudicaule B. Castro; L. P. Janeway 2009-6-7 1786 Plumas Northern High Sierra Nevada. Upper watershed of Thompson Valley, ~ 1.5 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. Along USFS Rd 25N05 (Squaw Valley Rd) 200 ft W of its jcn with small dirt rd to lower Thompson Valley. 1700 Comment
  CHSC97166  Lomatium piperi Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14020 Plumas East side of an open rocky flat, 10 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC72421  Lomatium triternatum var. macrocarpum L. P. Janeway 1998-6-2 5616 Plumas North side of Last Chance Creek; above Road 101, 0.7 mi west of Bird Creek. 1798 Comment
  UC102330  Lonicera interrupta Mrs. R. M. Austin July 1875 Plumas Comment
  CAS-BOT-BC243914  Lonicera involucrata var. involucrata Alice Eastwood 1909-1-1 129 Plumas Ward Creek, Lake Tahoe Region Comment
  CHSC21282  Lonicera involucrata var. involucrata F. T. Griggs; A. Pass 1975-8-2 292 Plumas Buck's Lake. Comment
  CAS-BOT-BC200959  Lotus A. A. Heller 1938-7-2 15243 Plumas On Highway #24, near Gray's Flat 868 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-BC200956  Lotus Rimo Bacigalupi 1927-7-7 1640 Plumas Between Gray Eagle Valley and Long Lake Comment
  RSA755812  Lotus corniculatus L. 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 air miles southeast of Seneca, about 6.5 air miles south of Lake Almanor Reservoir Dam. 1608 Comment
  UCD169925  Lotus corniculatus Lowell Ahart; John Dittes 2009-7-14 16077 Plumas On the eastside 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. In the seed trade, known as Upright Bird's-foot Trefoil. 1607 Comment
  POM181084  Lupinus albifrons var. albifrons A. A. Heller, P. B. Kennedy, A. H. Heller 1907-7-2 s.n. Plumas Between Vinton and Beckwith. [Beckwourth] Comment
  CHSC70794  Lupinus andersonii B. Castro 1995-7-12 583 Plumas Ca 4 air mi SW of Bucks Lake, ca 1 mi S of Buckhorn Creek, at the W edge of USFS Rd 23N18. Near headwaters of tributary to upper end of Axford Creek, just above small moist meadow. 1615 Comment
  SEINET5327645  Lupinus andersonii var. apertus M. J. Williams, Emily McPherson 1974-8-5 74 P-12 Plumas Lake's Basin, Trail from Silver Lake to Mt. Elwell. 2134 Comment
  JEPS85921  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 B Plumas along top of Eureka Ridge ca 0.5 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2103 Comment
  UCD105748  Lupinus angustiflorus Donald Myrick 1964-7-22 904 Plumas on Drakesbad-Mineral Road. 1524 Comment
  UC1129535  Lupinus arbustus F. W. Embree 1934-6-6 91 Plumas Three Lakes Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC170959  Lupinus arbustus H. M. Hall 1912-7-9 9313 Plumas Sierra Nevada Mountains, Long Lake. Comment
  CHSC60089  Lupinus argenteus var. argenteus L. P. Janeway 1990-7-18 3803 Plumas Plumas National Forest. Near Emigrant Cr 1/4 mi N of the crest of Grizzly Ridge. 2103 Comment
  CAS-BOT-BC208802  Lupinus argenteus var. heteranthus W. Harnach; N. Harnach 1989-5-22 114 Plumas East side of Co. rd A-23 across from road to Barry corrals - Sierra Valley 1493 Comment
  CHSC41198  Lupinus argenteus var. meionanthus J. D. Jokerst 1984-7-10 2087 Plumas In rocky spur ridge that descends down into the canyon of Indian Creek just south of Rattlesnake Ravine, between creek and Indian Cr. Road at E end of Genesee Valley. 1234 Comment
  CAS-BOT-BC196605  Lupinus argenteus var. palmeri L. P. Janeway; Garrett Gibson 1991-7-9 4067 Plumas First ridge-saddle on east side of Meadow View Peak 1981 Comment
  CAS-BOT-BC196668  Lupinus breweri var. breweri M. S. Taylor 1982-6-1 4578 Plumas On n edge of spur rd (27N39) off 26N18, Long Valley Mine area, ca. 4 mi w of Greenville 1524 Comment
  JEPS120465  Lupinus breweri var. breweri B. Castro, L. P. Janeway 2006-6-4 1542 Plumas Northern High Sierra Nevada. Ca 0.3 mi E of Grizzly Valley Dam along Lake Davis Rd, ca 0.2 mi W of its jcn with the Beckworth-Taylorsville Rd. Comment
  SEINET10452631  Lupinus caudatus Mary Susan Taylor 1982-6-10 Taylor 4620 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
  RSA252476  Lupinus confertus Robert F. Thorne, C. W. Tilforth, K. Thorne 1969-9-6 39226 Plumas Just S of Beckwourth and S of the Feather River on Co. Hwy. A24. 1357 Comment
  CAS-BOT-BC215377  Lupinus dalesiae M. S. Taylor 1982-6-17 4691 Plumas Both sides of 23N44Y, 1.3 miles W of its junction with 23N50Y, ca. 2 air miles SW of SLoat 1493 Comment
  CAS-BOT-BC215382  Lupinus dalesiae M. S. Taylor 1982-6-7 4616 Plumas Along spur road off Burton Gulch road along Spanish Creek, ca. 2 air miles N of Meadow Valley 1219 Comment
  CAS-BOT-BC215397  Lupinus dalesiae M. L. Conrad; Dunn; LeDoux 1973-6-5 7058 Plumas 5.2 miles W of Junction of Highway 70 and Meadow Valley Road in Quincy 1219 Comment
  CAS-BOT-BC215415  Lupinus dalesiae Mrs. H. C. Cantelow 1941-5-21 s.n. Plumas Meadow Valley, about 8 miles W of Quincy 1173 Comment
  CDA14136  Lupinus dalesiae G. F. Hrusa 1997-5-3 13826 Plumas Sierra Nevada; E side of Rattlesnake Creek, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC34001  Lupinus dalesiae L. Ahart 1981-5-26 1130 Plumas Along the edge of the South Fork of the Feather River above Little Grass Valley Reservoir, ca. 1 mi above the reservoir. 1828 Comment
  CHSC34757  Lupinus dalesiae M. S. Taylor 1981-6-15 3904 Plumas Jct of 24N27 and 24N27 (a loop around Smith Lake), ca. 2 mi n of its jct with Bucks Lake Rd, ca. 3 mi ne of Meadow Valley. 1158 Comment
  CHSC35905  Lupinus dalesiae M. S. Taylor 1982-6-23 4719 Plumas S side of 23N43Y, 2.4 mi w of its jct with Peoria Creek Rd (23N10), ca. 1 mi s of English Bar, ca. 6 mi sw of Cloat. 1402 Comment
  CHSC35909  Lupinus dalesiae M. S. Taylor 1982-6-16 4678 Plumas N side of 24N26, 0.5 mi w of its jct with Quincy-LaPorte Rd, ca. 3 mi se of Quincy. 1645 Comment
  CHSC35911  Lupinus dalesiae M. S. Taylor 1982-6-16 4688 Plumas W side of 24N13, 0.5 mi s of its jct with Quincy-LaPorte Rd, ca. 4 air mi se of Quincy. 1645 Comment
  CHSC39967  Lupinus dalesiae L. Ahart; P. Ahart 1983-7-14 4193 Plumas Along bank of South Fork of Feather River, s of Feather Fork Mine, ca. 1.5 mi ne of Little Grass Valley Reservoir, ca. 5 mi n of La Porte. 1750 Comment
  CHSC74828  Lupinus dalesiae H. Durio 1996-5-10 Plumas 3 to 4 air mi NE of Pilot Peak, along Peoria Creek Road (USFS Rd 23N10) as it crosses and parallels Nelson Creek. 1508 Comment
  CHSC88821  Lupinus dalesiae F. Bowcutt 1985-6-5 Plumas Plumas National Forest. 1 mi. NW of Quincy, N side of Hwy. 70. 1066 Comment
  CHSC88827  Lupinus dalesiae L. Hanson 1982-7-6 176 Plumas Plumas National Forest. Elizabethtown. 1097 Comment
  JEPS85927  Lupinus dalesiae L. P. Janeway 1990-6-4 3693 Plumas ridge between Little Long Valley Cr. and McDermott Ridge Plumas National Forest, Beckwourth Ranger District (on cutbank of rd 23N12, 0.5 mi N of where the rd. rounds the ridge) 1676 Comment
  RSA109812  Lupinus dalesiae E. K. Balls, L. W. Lenz 1956-6-20 21844 Plumas 2 miles SE of Spring Garden, US Hwy, Quincy to Portola. 1250 Comment
  UC1499972  Lupinus dalesiae Lowell Ahart 1983-7-14 4193 Plumas about 5 1/2 mi NE of La Porte (S of the the Feather Fork Mine, about 1 1/2 mi NE of Little Grass Valley Res., The plant is common about 1/4-1/2 mi N on up the river.); South Fork of the Feather River 1750 Comment
  UCD107625  Lupinus dalesiae L. P. Janeway 1990-6-8 3706 Plumas Plumas National Forest, Beckwourth Ranger District. Little Long Valley; along rd 23N12 ca. 0.6 of jct with rd 23N51. 1722 Comment
  SEINET10452037  Lupinus dalesiae Mary Susan Taylor, T. Ratcliff 1982-5-12 Taylor 4432 Plumas T23N R11E ne/se sec 17. Blue Nose Mt quad. E facing slope on open cut rdbank, on phyllite; w side of Peoria Cr Rd(23N10), 2.1-2.2 mi w of its jct with Poplar Cr bridge s of Sloat. 4400 ft. 1341 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
  SEINET10452048  Lupinus dalesiae Mary Susan Taylor 1982-8-23 Taylor 5039 Plumas T25N R8E center of nw sec 23. Almanor SE quad. On both sides of dirt rd, just e of M.P. 273.02, s side on cliff above RR tracks, Grays Flat area, ca. 2 air mi e of Virgilia. Mixed Evergr F; 2900 ft. 884 Comment
  SEINET10452061  Lupinus dalesiae Mary Susan Taylor 1982-6-24 Taylor 4752 Plumas T24N R9E ne/ne sec 15. Quincy quad. N side of ridge at entrance to Gansner Park from Hwy 70, Quincy. Open bare rdcut. 3500 ft. 1069 Comment
  SEINET10485191  Lupinus dalesiae Mary Susan Taylor 1982-6-12 Taylor 4810 Plumas T22n r11e se1/4sw1/4 sec 4. Blue nose mt quad. Corolla yellow. On bare Cobbly phyllites around log deck at headwaters of chris creek, ca 6 mi. Nw of Mohawk. Montane coniferous forest. With erythronium purpurascens. Not as Hairy as lower elevation populations. 2012 Comment
  SEINET10937074  Lupinus dalesiae Taylor 1982-6-16 Taylor 4684 Plumas Quincy quad. Corolla yellow. Open bare roadcut, n. Side of 24n13, ca. .1 Mi East of its jct with willow creek rd (23n90), ca. 4 Air mi southeast of quincy. With silene lemmonii. 1585 Comment
  UCSB63568  Lupinus formosus Jokerst, James 1985-6-10 Plumas Indian Creek Small Hydro Survey; upper edge of reconstruction zone of Hwy. 70: T26N R9E NE1/4 NW1/4 Sect. 35 Comment
  CAS-BOT-BC323942  Lupinus grayi M. S. Taylor 1982-5-13 4435 Plumas Open cut roadbank across from parking area; Gansner Park, Quincy. 1036 Comment
  JEPS85926  Lupinus grayi L. P. Janeway 1990-6-6 3699 Plumas ca 1/2 mi e Rattlesnake Creek (and ca 1/2 mi n of Hwy 70/89, vicinity of Sloat, forested flat on n side of Long Valley); Plumas National Forest, Mt. Ingalls Quad. 1356 Comment
  SD147572  Lupinus grayi John Thomas Howell 1966-7-29 42010 Plumas Quincy 1035 Comment
  CAS-BOT-BC329257  Lupinus grayi M. S. Taylor 1982-6-17 4693 Plumas S side of 23N44Y, 1.8 mi W of its jct with Bell Bar Creek Rd (23N50Y), ca 2 air mi SW of Sloat. 1524 Comment
  SEINET10484001  Lupinus grayi Mary Susan Taylor 1982-5-26 Taylor 4534 Plumas T23N R10E nw/nw sec 12. Spring Garden quad. Both sides of Fells Creek Rd - 23N22, 4.0 mi w of Lee Summit, ca. 2 air mi sw of Sloat. 4400 ft. Mixed Coniferous Forest. 1341 Comment
  SEINET10490333  Lupinus grayi Patricia L. Kenney 1973-6-5 Kenney 424 Plumas Collected along a stream along hwy 70, 6 mi. S from jct of hwy 89 & 70. 1067 Comment
  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
  UC82104  Lupinus grayi Mrs. R. M. Austin July 1876 27 Plumas near Quincy; near Quincy Comment
  SEINET10489240  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-8-12 Taylor 4824 Plumas T22n r11e sw1/4se1/4 sec 27. Sierra city nw quad. Corolla purple; stems 2-3 Ft tall. At jct of small creek to jamison creek, on n side of rd 507, just w Of plumas-eureka state park boundary, 2.0 mi. Sw of johnsville. Montane Coniferous forest. With populus trichocarpa. 1768 Comment
  SJSU11971  Lupinus lepidus var. lobbii N. A. Hopkins 1973-6-15 539 Plumas by Old Gold L Rd near rd to Mills Peak fire Lookout, 1.5 mi E of Gold L. 2042 Comment
  CHSC113878  Lupinus lepidus var. sellulus Lowell Ahart 2014-8-26 19786 Plumas On the south side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  HSC97071  Lupinus meionanthus John Dittes 2005-7-11 1211 Plumas 12.7 mi. NNE of Taylorsville, 5.3 mi. SW of Diamond Mtn., 4.6 mi. SE of Indicator Peak, N side of Smith Creek Comment
  CHSC62357  Lupinus obtusilobus B. Castro 1990-7-30 435 Plumas Ca 4.5 mi SW of Bucks Lake, along both sides of the Oro-Quincy Hwy near the 'French Hotel' area. 1722 Comment
  POM147064  Lupinus onustus Alice Eastwood 1927-06 14461 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  SEINET10484151  Lupinus polyphyllus subsp. superbus Mary Susan Taylor 1982-7-14 Taylor 4832 Plumas T26N R9E ne/sw sec 7. Almanor SE quad. Near jct of 27N92 & 26N18, in Long Valley around creek, ca. 4 mi w of Greenville. Montane Meadow, edge of Mixed Coniferous Forest; 5500 ft. 1676 Comment
  CHSC112508  Lupinus polyphyllus var. burkei L. P. Janeway 2014-7-15 11539 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CHSC116232  Lupinus polyphyllus var. burkei Lowell Ahart 2015-7-4 20289 Plumas On the west side of the paved road, about 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, aabout 1/1/2 miles (air) north of Little Grass Valley Reservoir dam. 1731 Comment
  CHSC97310  Lupinus polyphyllus var. burkei Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14476 Plumas About 30 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  UC726574  Lupinus polyphyllus var. burkei A. A. Heller 1938-7-2 15235 Plumas along the highway near the river bridge just outside Quincy 1097 Comment
  CHSC100337  Luzula cascadensis Lowell Ahart 2008-7-9 15062 Plumas Near seeps, on the west side of the good logging road , about 100 yards south of a small stream, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1645 Comment
  CDA33220  Luzula comosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3158 Plumas Long Valley, 0.4 mile south of junction of Dixie Canyon-Round Valley and Canyon Dam Roads, at Maxwell Mine Road. Comment
  UCD142104  Luzula comosa W. R. Powell 1968-7-2 1593 Plumas around southeast side of Little Grass Valley Reservoir, 3 miles northeast of La Porte. 1554 Comment
  UCSB46162  Luzula comosa Reisentz, Paul 1979-5-12 Plumas at Lewisia Rock; 3 miles south of Beldon; on Highway 70 Comment
  CHSC108723  Luzula comosa var. comosa B. Castro; L. P. Janeway 2003-9-6 1450 A Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, ca 1.5 mi west of Hay Meadow. At NW corner of lake, a short way into forest ca 10-15 ft up from lake shore. 2058 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
  CHSC100316  Lythrum portula Lowell Ahart 2008-7-9 15066 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte. 1689 Comment
  CHSC81127  Lythrum portula Lowell Ahart 2001-8-28 9214 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC48176  Madia citrigracilis Vernon Oswald 1988-7-19 3592 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On the n side of the lake. 1676 Comment
  RSA699781  Madia citriodora L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11153 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-BC343781  Madia elegans John Thomas Howell 1959-9-24 34911 Plumas Crescent Mills 1066 Comment
  CAS-BOT-BC343788  Madia elegans A. A. Heller; P. B. Kennedy 1907-7-13 8828 Plumas Taylorville Comment
  CAS-BOT-BC343794  Madia elegans Mary Strong Clemens 1920-6-29 s.n. Plumas Quincy Comment
  CHSC102134  Madia elegans Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16226 Plumas On dry bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  UC89387  Madia elegans Mrs. R. M. Austin 1882-7-22 123 Plumas Big Meadows Comment
  CAS-BOT-BC343780  Madia elegans L. P. Janeway 1992-7-31 4282 Plumas South-facing slopes in canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 (along old powerline access road) 682 Comment
  CAS-BOT-BC343796  Madia elegans Mary Strong Clemens 1920-8-28 s.n. Plumas Greenville Comment
  CAS-BOT-BC343799  Madia elegans Arthur C. Barrett 1915-7-19 37 Plumas Plumas National Forest. Canon [Canyon] Field, Doyle-Last Chance road 1676 Comment
  JEPS12518  Madia exigua George Gillett 1955-8-2 460 Plumas near bottom of trail coming down from Bench Lake (floor of Hot Springs Valley); Lassen Volcanic National Park, Hot Springs Valley 1828 Comment
  CAS-BOT-BC342856  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
  CAS-BOT-BC342859  Madia glomerata M. S. Taylor 1981-8-31 4253 Plumas S side of Hwy 89, ca. 0.5 mi s of Clio 1341 Comment
  CAS-BOT-BC342866  Madia glomerata John Thomas Howell 1960-7-18 35601 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CDA8268  Madia glomerata T. C. Fuller 1980-8-5 20290 Plumas South of the railroad, west of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  RSA716700  Madia glomerata L. Ahart, John Dittes 2005-9-20 12437 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2042 Comment
  CAS-BOT-BC342864  Madia glomerata Lowell Ahart 1977-9-10 s.n. Plumas Sutter Buttes Area. 2 miles west of PIlot Peak 1900 Comment
  CAS-BOT-BC342869  Madia glomerata John Thomas Howell 1959-9-24 34965 Plumas Sierra Valley near Beckworth 1478 Comment
  SEINET6225029  Madia gracilis L. S. Rose 1967-1 67170 Plumas Plumas Co Comment
  RSA94393  Madia gracilis subsp. gracilis F. W. Peirson 1932-7-19 10351 Plumas Along Feather River near Chester. 1463 Comment
  SEINET9343158  Madia minima Unknown 1982-6-17 3800 Plumas Among rocks and in dry open forest of Pseudotsuga and Arbutus, SE-ern part of Thormanby Island. Comment
  RSA0091376  Maianthemum racemosum Bonnie C. Templeton 1968-1 11288 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC347525  Malacothrix floccifera John Thomas Howell 1962-6-17 37671 Plumas Butterfly Valley 1036 Comment
  CHSC76799  Malacothrix floccifera L. P. Janeway 1997-9-29 5363 Plumas Along Soda Creek 0.1 mi north of Hwy 70 and East Branch North Fork Feather River. Roadside in bottom of canyon, and along edge of dirt road. 944 Comment
  CAS-BOT-BC140196  Malus John Thomas Howell 1959-9-21 34783 Plumas N. Fk. Feather River near Belden 701 Comment
  UC1586018  Marsilea vestita subsp. vestita Barbara Ertter 1988-10-21 8008 Plumas ca. 1.5 mi e of Chester ( Lake Almanor, e end of causeway, on Hwy. 36, n of road) 1341 Comment
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Aug 31 2012
  UCD107717  Medicago lupulina E. K. Balls 1950-9-16 15878 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy. 89. 1432 Comment
  SEINET10452597  Medicago sativa Mary Susan Taylor 1982-8-27 Taylor 5048 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
  JEPS76219  Melica aristata W. L. Jepson 1939-7-31 19298 Plumas halfway between Meadow Valley and Bucks Valley (Spanish Peak); Spanish Peak 1676 Comment
  JEPS76220  Melica aristata W. L. Jepson 1939-7-31 19298 Plumas halfway between Meadow Valley and Bucks Valley (lower slopes Spanish Peak); Spanish Peak 1676 Comment
  UC1132221  Melica aristata G. T. Nordstrom 1934-7-9 206 Plumas 1.25 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  UCD86261  Melica aristata G. L. Stebbins Jr. 1939-7-6 2909 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CAS-BOT-BC271100  Melica bulbosa John Thomas Howell; Gordon H. True 1967-7-11 43332 Plumas Summit ridge of Mt. Hough, Sierra Nevada 2194 Comment
  CDA18679  Melica bulbosa G. D. Barbe, T. C. Fuller 1982-6-15 3725 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CAS-BOT-BC282085  Melica fugax John Thomas Howell; Gordon H. True 1967-7-11 43346 Plumas Summit ridge of Mount Hough 2194 Comment
  SEINET10599384  Melica fugax Lowell Ahart 1986-7-8 Ahart 5347 Plumas On damp rocky soil, in an area of bare open serpentine, about 1 mile north-west of Pilot Peak, about 14 miles northeast of La Porte. Red Fir Forest. 1981 Comment
  CAS-BOT-BC264171  Melica subulata Gordon H. True; John Thomas Howell; Walter Knight; Irja Knight 1969-6-24 2636 Plumas Fern Glen, Butterfly Botanical Area and Vicinity 1066 Comment
  CAS-BOT-BC264184  Melica subulata Alice Eastwood 1927-6-18 14707 Plumas Near Greenville Comment
  JEPS115896  Melica subulata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16104 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  CAS-BOT-BC264178  Melica subulata John Thomas Howell 1960-7-20 35713 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  RSA59235  Melilotus albus E. K. Balls 1950-8-31 15538 Plumas Spanish Creek, off Hwy. 24, just north of Quincy. 1067 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
  UC1075661  Mentha canadensis Robert J. Weatherby 1950-7-28 1498 Plumas border Smith Lake (near Quincy); border of Smith Lake 1249 Comment
  CAS-BOT-BC223707  Mentzelia W. Harnach; N. Harnach 1989-6-29 205 Plumas Sierra Valley. Beckwith [Beckwourth] Pass on the north side of Hwy. 70 1539 Comment
  CDA15895  Mentzelia dispersa B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; about headwaters of Bull Run Creek off USFS 23N12E. Comment
  UC1121685  Mentzelia dispersa E. Sawyer 1935-6-28 245 Plumas 1 m sw Beckwith 1524 Comment
  CHSC112536  Micranthes nidifica B. Castro; L. P. Janeway 2009-6-7 1792 Plumas Upper Feather River Water Balance Study: Thompson Creek. Northern High Sierra Nevada. SW side of lower Thompson Valley 0.85 mi N of the mouth of McReynolods Creek at Red Clover Creek. W side of Thompson Creek. 1668 Comment
  CHSC116159  Mimulus breweri Lowell Ahart 2015-7-4 20278 Plumas About 150 yards south of the paved road to Tamarack Flat, about 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam. 1712 Comment
  UC1552710  Mimulus breweri Frederica Bowcutt 1985-6-6 574 Plumas about 15 air mi ne Quincy; Plumas National Forest, Red Clover Creek Comment
  CHSC113626  Mimulus guttatus Lowell Ahart 2014-8-31 19800 B Plumas Strand, cobbles, 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. 1536 Comment
  JEPS81476  Mimulus lewisii M. S. Taylor and H. Swanson 1982-8-11 4961 Plumas ca. 5 mi air sw Johnsville (along 23M08, n side of the A-Tree, saddle at head of Florentine Canyon); Sierra City NW quad. 2042 Comment
  UC1063102  Mimulus lewisii G. T. Nordstrom 1934-7-17 234 Plumas 1 1/2 mi s and 1/2 mi e Bucks Mtn.; Plumas National Forest, Bidwell Bar Quadrangle Comment
  JEPS113564  Mimulus mephiticus Lowell Ahart, John Dittes 2007-6-16 14140 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  SEINET10929287  Mimulus mephiticus Mary Susan Taylor 1982-7-21 Taylor 4896 Plumas T23N R10E se/ne sec 7. Quincy quad. Around s end of Bachs Creek Ridge on rock outcrops in dry open areas, ca. 5 mi se of Quincy. 5750 ft. 1753 Comment
  UC1585908  Mimulus moniliformis Barbara Ertter with Gary Schoolcraft 1989-7-3 8633 Plumas ca. 9 air mi s Susanville (near Bear Creek crossing on Lone Rock road); Diamond Mts. 1767 Comment
  CDA12054  Mimulus moschatus G. F. Hrusa, J. Dinsdale 1989-6-26 7206 Plumas Sierra Nevada; Margin of N side of Bucks Lake, approx. 25 m. W of Quincy. Comment
  CHSC62163  Mimulus moschatus L. P. Janeway 1993-7-3 4487 Plumas Plumas National Forest. Along Cascade Road 0.6 mi north of Fall River crossing; between Mineral Springs Ravine and Dark Canyon. 1066 Comment
  JEPS10787  Mimulus moschatus W. L. Jepson 1939-7-31 19299 Plumas half-way between Meadow Valley and Buck's Valley 1676 Comment
  JEPS10793  Mimulus moschatus W. L. Jepson 1939-8-4 19332 Plumas Rock Creek Meadow Valley 1219 Comment
  JEPS34391  Mimulus nanus var. mephiticus Rimo Bacigalupi, and P. C. Hutchison, J. K. Wright 1963-6-1 8867 Plumas n side Feather River Canyon; Rich Bar 762 Comment
  UC1567353  Mimulus nanus var. mephiticus G. Schoolcraft 1989-7-3 1938 Plumas s Red Rock Lookout; Diamond Mtns. 2225 Comment
  JEPS98998  Mimulus pilosus Lowell Ahart 2001-10-8 9303 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) NE of Quincy. 1522 Comment
  HSC31375  Mimulus primuloides Larry E. DeBuhr, G. D. Wallace 1972-5-21 591 Plumas Plumas National Forest: at pond reservoir in Butterfly Valley about 1 mi. SW of Keddie 1037 Comment
  CHSC2467  Mimulus pulsiferae R. Carter 1964-5-16 86 Plumas Feather R. Canyon, 1/3 mi up N side Paul's Creek from Hwy. 40A. 640 Comment
  JEPS28643  Mimulus pulsiferae George W. Gillett 1957-7-19 840 Plumas slopes across from Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC7299  Mimulus pygmaeus Vesta Holt 1934-5-18 s.n. Plumas 2 miles W of Lake Almanor on road to Chester Comment
  JEPS14995  Mimulus torreyi G. Burks 1933-8-8 22 Plumas 4 mi e and 1 1/4 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle Comment
  JEPS86937  Mimulus torreyi David M. Thompson 1988-7-23 974 Plumas 3.05 mi n Bucks Lake Road (and Meadow Valley) (along Shneider Creek Road (USFS Road 23N16), then 0.15 mi w along Road 24N47X, then 0.1 mi n along Road 24N47XC) 1525 Comment
  POM43902  Mimulus torreyi Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  RSA80102  Mimulus torreyi F. W. Peirson 1926-6-21 6800 Plumas Flat strip along shore of Lake Almanor (north shore). Comment
  CAS-BOT-BC174703  Minuartia nuttallii M. S. Taylor 1982-6-1 4583 Plumas N side of 204, ca. 1 air mi se of Long Valley Mine, ca. 4 air mi w of Greenville 1524 Comment
  CAS-BOT-BC481919  Minuartia nuttallii Alice Eastwood 1927-6-17 s.n. Plumas US Forest Reserve, on road from Long Valley Comment
  UC1509622  Minuartia nuttallii subsp. gracilis M. S. Taylor 1982-6-1 4583 Plumas ca 1 air mi se Long Valley Mine (n side of 204, 4 air mi w of Greenville); Almanor NE quad. 1524 Comment
  JEPS95393  Mitella breweri Lowell Ahart 1994-7-22 7504 Plumas on S side of the Pacific Crest Trail, about 1/2 mi E of Mount Etna 1981 Comment
  POM161340  Mitella breweri R. C. Bacigalupi 1927-7-10 1685 Plumas About 0.25 mile below outlet of Long Lake along Gray Eagle Creek 1829 Comment
  SD46558  Mitella breweri Robert J. Weatherby 1955-6-26 1562 Plumas Near Lakes Ranger Station, Lakes Basin, at edge of bog 1981 Comment
  CHSC61738  Monardella follettii L. P. Janeway 1993-7-15 4445 Plumas Plumas National Forest. Along Rd 25N17 0.4 mi south of the saddle between Bean Creek (a tributary of Upper Spanish Creek) and Berry Creek (a tributary of East Branch North Fork Feather River); several hundred ft west of Bean Creek and along the west side of the road. 1536 Comment
  JEPS63416  Monardella follettii W. I. Follett 1937-8-2 108 Plumas ne slope Red Hill (Rich Gulch); East Branch of North Fork Feather River 1280 Comment
  JEPS63417  Monardella follettii W. I. Follett 1937-6-25 97 Plumas 1.2 mi w Meadow Valley 1127 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
  SEINET10582328  Monardella follettii A. Graff 1993-7-22 Graff 313 Plumas Plumas National Forest. Meadow Valley Rd. south, .4 mile from Union Pacific RR crossing, on left road cut. T25N,R8E,S20. Locally frequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Comment
  HSC14287  Monardella lanceolata W. R. Rogers 1966-6-6 238 Plumas Ferris Creek Comment
  CAS-BOT-BC221975  Monardella odoratissima subsp. glauca Lowell Ahart 1979-7-18 s.n. Plumas Ca. 2 mi. NW of Pilot Pk. 1800 Comment
  SEINET10498942  Monardella odoratissima subsp. glauca Mary Susan Taylor 1982-7-21 Taylor 4897 Plumas T23N R10E sw/nw sec 14. Onion Valley quad. Summit of Little Volcano, ca. 5 mi se of Quincy. 5801 ft. Dry rocky outcrop. 1768 Comment
  CHSC82555  Monardella odoratissima subsp. pallida Lowell Ahart 2002-7-18 9857 Plumas Basalt ridge, about 1/8 mile north of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1743 Comment
  CAS-BOT-BC222117  Monardella odoratissima subsp. pallida John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50639 Plumas Headwaters of Indian Creek southeast of Diamond Mt. 2164 Comment
  SBBG128714  Monardella odoratissima subsp. pallida L. Ahart 2008-8-13 15175 Plumas W side of La Porte Rd, W of E Branch Crk, ca. 1.75 mi S of Little Grass Valley Reservoir, ca. 1 mi NE of La Porte 1613 Comment
  SEINET10582101  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 292 Plumas Plumas National Forest. On Hwy. 70 west, less than .5 miles southeast of Greenhorn Ranch Rd. (just past Graff collections 285-290), at the end of a bridge before a rest area, on south side of the road. T24N,R10E,S26. Comment
  RSA0010390  Monardella odoratissima var. follettii W. I. Follett 1937-8-2 108 Plumas Rich Gulch (northeast slope of Red Hill), east branch of North Fork Feather River. 1280 Comment
  CHSC61748  Monardella sheltonii L. P. Janeway 1993-7-28 4476 Plumas Plumas National Forest. Top of ridge southwest of confluence of North and South Branches of Ward Creek. Along access road 2.4 mi southeast of Genesee Valley. 1402 Comment
  SEINET10582346  Monardella sheltonii A. Graff 1993-7-22 Graff 295 Plumas Plumas National Forest. Hwy. 70 west, just past Keddie, on east-facing road cut, just before bridge going over Spanish Creek. T25N,R9E,S22. Growing on a bare, rocky, gravelly, steep cut, below a forest of Pinus jeffreyi, Calocedrus decurrens, Quercus kelloggii. Comment
  SEINET4672017  Muhlenbergia asperifolia W. Harnach, N. Harnach 1990-7-5 462 Plumas Sierra Valley, first corner east of Co. Rd. A-23 on Marble Lane. 1487 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
  CHSC81189  Muhlenbergia filiformis Lowell Ahart 2001-8-28 9190 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
  CHSC81852  Muhlenbergia filiformis Lowell Ahart 2001-10-8 9314 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  CHSC94990  Muhlenbergia filiformis Lowell Ahart 2006-10-23 13500 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CHSC97433  Muhlenbergia filiformis Robert Fischer 2006-7-2 1034 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  UCD86676  Muhlenbergia filiformis E. D. Merrill 1929-7-13 Plumas Silver Lake. 1828 Comment
  RSA0020050  Muhlenbergia jonesii Anthony Baniaga 2011-8-2 480 Plumas Lassen National Forest. Along F.S. 10, 30 ft E of road, ca.0.5 mi SSW of Echo Lake. 1950 Comment
  RSA0009754  Muhlenbergia jonesii Marcus E. Jones 1897-7-6 s.n. Plumas Pratville. 1372 Comment
  CAS-BOT-BC275033  Muhlenbergia richardsonis Lowell Ahart 1985-7-11 5126 Plumas Below the high water line of Little Grass Valley Reservoir, where the S Fork of the Feather RIver flows into the lake, about 4.5 miles NE of La Porte 1584 Comment
  CHSC67414  Muhlenbergia richardsonis James D. Jokerst 1985-6-10 2400 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  CHSC80167  Myosotis discolor L. P. Janeway 1996-6-5 5000 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
  RSA182988  Myosotis discolor Clare B. Hardham 1961-6-15 7404 Plumas Graeagle. 1372 Comment
  CHSC60073  Myosotis scorpioides L. P. Janeway 1992-7-1 4241 Plumas Plumas National Forest. North side of Middle Fork Feather River along drainage of Bonta Creek. 1310 Comment
  JEPS109611  Myosotis scorpioides Dean W. Taylor 2002-6-19 18165 Plumas drainage ditch forming part of Clear Stream, on the far western edge of Quincy, between the Gold Pan Motel and the fule depot, north side of Highway 70 1036 Comment
  CAS-BOT-BC392264  Myosurus apetalus Herbert L. Mason 1953-6-16 14554 Plumas Two miles east of Beckwourth Comment
  CAS-BOT-BC392266  Myosurus apetalus Catherine Best 1980-6-13 s.n. Plumas Sierra Valley, Highway A23 2 miles north of Plumas - Sierra County line Comment
  CAS-BOT-BC392269  Myosurus apetalus John Thomas Howell 1962-6-19 37857 Plumas 5.5 miles e. of Beckwourth 1493 Comment
  SJSU14268  Myosurus apetalus N. A. Hopkins 1989-6-7 1515 Plumas SW corner of Clover Valley below rd to Dixie Valley & Squaw Valley 1645 Comment
  CHSC70036  Myosurus apetalus var. borealis L. P. Janeway 1997-5-14 5123 Plumas Crocker Meadow; west side of Beckwourth-Genesee Road about 0.3 mi south of Crocker Guard Station and Campground. 1749 Comment
  SEINET5338191  Myosurus aristatus H. N. Mozingo 1979-4-26 79 -32 Plumas 1.4 miles SW of Vinton on Rt. 49 1494 Comment
  JEPS116013  Myriophyllum sibiricum Lowell Ahart 2009-9-7 16393 Plumas In 3-4 feet of water, Lake Almanor, about 1000 feet northwest of Lake Almanor Dam 1591 Comment
  SEINET13711172  Myriophyllum sibiricum Lowell William Ahart, Lowell William Ahart 2001-1 9278 Plumas Freeman Creek (T24N, R13E, S 30, NE 1/4) Comment
  UC1965872  Myriopteris covillei J. G. Lemmon July, 1876 Plumas Taylorsville, Indian Valley Comment
  CAS-BOT-BC515768  Narthecium californicum Robert J. Weatherby 1921-7-24 1476 Plumas Butterfly Valley, near Quincy 1219 Comment
  SEINET3887650  Narthecium californicum D. W. McNeal 1990-8-9 3771 Plumas In the Butterfly Valley Botanical Area nw. of Quincy. Pluams National Forest.; 0 Comment
  UC1488854  Narthecium californicum Katherine K. Muller 1963-8-17 1242 Plumas on rd. to Butterfly Valley near Quincy Comment
  CHSC53160  Navarretia breweri L. P. Janeway 1989-6-9 3279 Plumas Plumas National Forest. Forest along southwest side of Red Clover Valley. 1691 Comment
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Dec 19 2007
  HSC103853  Navarretia breweri G. D. Barbe, T. C. Fuller 1982-6-17 3821 Plumas South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam 1707 Comment
  UC907878  Navarretia capillaris Herbert L. Mason 1924-6-18 1063 Plumas 1 mi from Gold Lake; 1 mi from Gold Lake Comment
  CHSC21318  Navarretia divaricata F. T. Griggs; A. Pass 1975-7-29 264 Plumas Buck's Lake. Comment
  JEPS28633  Navarretia divaricata George W. Gillett 1957-7-18 824 Plumas n end Willow Lake Meadow (near the main inlet); Lassen Volcanic National Park, Willow Lake Meadow 1661 Comment
  CHSC94189  Navarretia divaricata subsp. divaricata Lowell Ahart 2006-7-3 12905 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, near the west edge of a dry open basalt flat. 1527 Comment
  CDA14321  Navarretia intertexta subsp. propinqua H. George 1998-7-27 s.n. Plumas Sierra Nevada; near Quincy. 0 Comment
  CHSC40929  Navarretia leptalea K. R. Stern 1985-6-25 8261 Plumas Vicinity of Blairsden. 1371 Comment
  OBI11485  Navarretia leptalea L. S. Rose 1967-7-11 67159 Plumas Mt Hough Rd. 9.5 mi NE of Quincy Jct. 1250 Comment
  RSA60130  Navarretia leptalea E. K. Balls 1950-9-5 15673 Plumas 0.5 mi. off Highway 24 on La Porte Road, east of Quincy, Thompson Valley 1098 Comment
  RSA67609  Navarretia leptalea Verne Grant, Alva Grant 1950-7-11 8925 Plumas North of Greenville by junction of Almanor and Susanville roads Comment
  SBBG100014  Navarretia leptalea B. Ertter 1989-7-4 8681 Plumas 2.2 mi W of jct with St Hwy 89 and St Hwy 36, SW of Chester 1463 Comment
  CHSC62477  Navarretia leptalea subsp. bicolor L. P. Janeway 1993-8-5 4497 Plumas Plumas National Forest, La Porte Ranger District. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap. Top of ridge. 1623 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
  UC1585899  Navarretia leptalea subsp. leptalea Barbara Ertter 1989-7-4 8681 Plumas 2.2 mi w of jct with Hwy 89 and Hwy 36 sw Chester; sw of Chester 1463 Comment
  UC711954  Navarretia leptalea subsp. leptalea Roxana S. Ferris and Laura Lorraine 1941-8-9 10421 Plumas near village (Lake Almanor Public Camp); Lake Almanor Public Camp Comment
  POM75519  Navarretia leucocephala subsp. leucocephala Marcus E. Jones 1897-7-5 10110 Plumas Prattville. 1372 Comment
  CAS-BOT-BC230398  Navarretia leucocephala subsp. minima E. Sawyer 1935-6-27 158 Plumas Charlies Valley, W of Beckwith Buttes 1524 Comment
  CDA14687  Navarretia leucocephala subsp. minima G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3154 Plumas Long Valley, 0.4 mile south of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  SEINET14152012  Navarretia leucocephala subsp. minima W. Harnach, N. Harnach 1990-5-25 321 Plumas Sierra Valley, Marble Lane, approx 0.75 mile west of bridge. 1486 Comment
  CAS-BOT-BC230391  Navarretia leucocephala subsp. minima W. Harnach; N. Harnach 1990-5-25 321 Plumas Sierra Valley. Marble Lane, approximately 0.75 mile W of bridge 1485 Comment
  JEPS7591  Nemacladus interior Rimo Bacigalupi with Richard Hauke 1954-7-15 4730 Plumas mouth of Rock Creek; North Fork Feather River Canyon 518 Comment
  SEINET10458452  Nemacladus rigidus Follett 1936-6-28 FOLLETT s.n. Plumas Rock Creek Comment
  JEPS107786  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
  CHSC54325  Nemophila parviflora var. austiniae Vernon H. Oswald; Lowell Ahart 1991-6-18 4690 Plumas Homer Lake, located ca. 5.5 miles (air) north of Greenville. On a slope on the northwest side of the lake. 1920 Comment
  UC1070112  Nothocalais troximoides E. Sawyer 1935-5-22 23 Plumas 3/4 mi sw Beckwith City; Sierraville Quad. Comment
  CAS-BOT-BC400102  Nuphar polysepala Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  SD46529  Nuphar polysepala Robert J. Weatherby 1950-7-28 1497 Plumas Snake Lake near Quincy. 1219 Comment
  JEPS125722  Onopordum acanthium subsp. acanthium William Harnach 2015-8-6 1439 Plumas 4.85 miles West of Vinton on Highway 70. Comment
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May 9 2017
  SEINET8655803 Image available Onopordum acanthium subsp. acanthium W. Harnach 2015-8-6 1439 Plumas 4.85 miles west of Vinton on Hwy 70. 1494 Comment
  CAS-BOT-BC327728  Oreostemma elatum John Thomas Howell 1976-7-15 51868 Plumas Snake Lake, about 4 miles NW of Quincy 1219 Comment
  CAS-BOT-BC327749  Oreostemma elatum Malcom A. Nobs; S. Galen Smith 1949-8-19 1432 Plumas Bog and marsh at Butterfly Valley. Comment
  JEPS127609  Orobanche corymbosa B. Castro with Brian Humphrey 2015-7-10 2096 Plumas W side of lower Thompson Valley ca 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 200 feet below edge of Ponderosa-Jeffrey pine forest. Comment
  JEPS80617  Orobanche corymbosa subsp. corymbosa M. S. Taylor 1981-6-25 3952 Plumas On hill at NE junction of 25N11 and spur off 25N71, where Last Chance Creek crosses 25N11, ca. 0.5 mi N of N tip of Frenchman Lake, ca. 13 mi NW of Chilcoot. Comment
  CHSC63150  Orobanche fasciculata Lowell Ahart 1994-7-7 7458 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
  SEINET10500391  Orobanche fasciculata Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3851 Plumas T24N R14E nw sec 7, Crocker Mt quad. Sagebrush Scrub in Red Clover Valley, ca. 0.5 mi N of Genesee-Beckwourth Rd, ca. 7 mi NW of Beckwourth; elevation 5480 ft. 1670 Comment
  CHSC115825  Orthilia secunda Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20421 Plumas On the south side of Blue Lake, 2710 feet north of Forest Service Road 29N18, 289 air-miles west-southwest of Sifford Mt., 6.26 air-miles south-southeast of Lassen Peak. 1918 Comment
  CHSC44005  Orthilia secunda L. P. Janeway 1984-7-27 938 Plumas Near edges of Grassy Lake. 1920 Comment
  CHSC63478  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart 1994-7-20 7485 Plumas Label also says: Sierra County. On both sides of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  CHSC109551  Packera streptanthifolia L. P. Janeway 2012-7-17 10948 Plumas Northern High Sierra Nevada. Plumas National Forest; south side of Cedar Flat. 1701 Comment
  CAS-BOT-BC121004  Paeonia brownii J. T. Howell 1962-6-19 37849 Plumas The Buttes, near Sierra Valley. 1493 Comment
  CAS-BOT-BC121006  Paeonia brownii Anna Head 1920-6-15 s.n. Plumas Lake Center Camp, Feather River Region. 1920 Comment
  CAS-BOT-BC121009  Paeonia brownii Alice Eastwood 1927-6-13 14540 Plumas United States Forest Reserve, near Greenville Comment
  CAS-BOT-BC28842  Paeonia brownii James R. Shevock 1985-5-19 11159 Plumas 1.2 miles N of Chilcoot on road to Frenchman Reservoir 1600 Comment
  CAS-BOT-BC253736  Panicum capillare John Thomas Howell 1959-9-22 34868 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC253744  Panicum capillare John Thomas Howell 1959-9-21 34747 Plumas N Fork Feather River near Belden 701 Comment
  CAS-BOT-BC253746  Panicum capillare Lowell Ahart 1981-9-6 3078 Plumas 1.5 miles SW of Crescent Mills 1200 Comment
  UCD89521  Panicum capillare John Thomas Howell 1959-9-22 34868 Plumas Lassen Volcanic National Park. Drakesbad. 1737 Comment
  CHSC55803  Parnassia palustris Vernon H. Oswald 1991-9-11 4866 Plumas Lassen Volcanic National Park. North of the meadow and west of the resort at Drakesbad. 1767 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
  SD8413  Parnassia palustris Mrs. R. M. Austin 1879-1 Plumas Mt. Dyer, Big Meadows Comment
  CHSC21517  Pectiantia breweri D. Brink; L. Mayer 1975-7-8 Plumas Along a stream above Lower Buck's Lake. Comment
  CHSC20982  Pedicularis attollens F. T. Griggs; A. Pass 1975-7-23 240 Plumas Cape Lake. Comment
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Mar 4 2018
  CHSC61061  Pedicularis attollens Vernon H. Oswald; Lowell Ahart 1993-8-3 5765 Plumas Unnamed lake ca. 0.25 mi E of Hay Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor. Common on the N side of the lake. 1926 Comment
  POM44193  Pedicularis attollens Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
  RSA112884  Pedicularis aurantiaca E. F. Sprague 1957-5-30 1214 Plumas 4.2 miles west of Mineral. Lake Almanor. 1311 Comment
  HSC102783  Pedicularis racemosa L. Ahart 2008-8-14 15201 Plumas About 5 air miles NE of La Porte, ~.05 mi. NE of Little Grass Valley Reservoir; east side of Forest Service Road 22N68, ~100 yds. west of the South Fork of the Feather River 1572 Comment
  UC1063359  Pedicularis racemosa G. T. Nordstrom 1934-7-20 248 A Plumas near Edmanton; Plumas National Forest Comment
  SD9636  Pellaea brachyptera Mrs. R. M. Austin 1877-1 Plumas Comment
  SD19373  Pellaea bridgesii J. G. Lemmon 1876-1 Plumas Sierra Valley Comment
  JEPS127  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Creek at North Fork Feather River 670 Comment
  OBI9282  Penstemon deustus Lewis S. Rose 1967-7-12 67173 Plumas 1 mi S of Keddie, Butterfly Crk & Spanish Crk 884 Comment
  UCSB6173  Penstemon deustus Crosswhite, F.; Russell, N. 1960-6-8 Plumas Plumas National Forest; 1 mi. S Indian Falls 1158 Comment
  RSA21705  Penstemon deustus subsp. deustus Carl B. Wolf 1937-8-6 9065 Plumas Northern Sierra Nevada, Mohawk Valley, 2 mi N of Blairsden. 1341 Comment
  SEINET3840854  Penstemon deustus var. pedicellatus M. I. Wibawa, G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3834 Plumas South shore of Frenchman Reservoir, 0.4 miles east of Frenchman Dam, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  NY591821  Penstemon deustus var. pedicellatus C. B. Wolf 1937-8-6 9065 Plumas Northern Sierra Nevada, Mohawk Valley, 2 miles north of Blairsden 1341.1 Comment
  NY609848  Penstemon deustus var. suffrutescens J. P. Kroessig 1977-5-24 29 Plumas Along north margin of Alt 40, ca. 32 km south-southeast of Greenville. Almanor quadrangle, 15' 805 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
  UC1012476  Penstemon gracilentus Francis W. Pennell Jun 10 1940-Jun 11 1940 25803 Plumas Route 89 e Almanor; e of Almanor 1463 Comment
  UC887041  Penstemon gracilentus Anna Head 1920-6-30 Plumas Lake Center Camp , Lake Center Camp (Feather River Region) 1920 Comment
  CDA41879  Penstemon gracilentus T. R. Haig 1962-7-26 s.n. Plumas 2 miles south of Graeagle. Comment
  NY600757  Penstemon gracilentus S. L. Welsh 2001-6-14 28143 Plumas Forest service road, ca. 5 miles south of Milford 1791.9 Comment
  RSA59355  Penstemon gracilentus E. K. Balls 1950-9-2 15620 Plumas 2.5 miles towards Mt. Ingalls Lookout after turn off from Ramelli to Walker Mine. 1951 Comment
  UCD124174  Penstemon gracilentus Ella Dales Cantelow 1938-5-7 2329 Plumas few miles south of Prattville. 1432 Comment
  CAS-BOT-BC264358  Penstemon heterodoxus var. heterodoxus Mrs. C. E. Sutcliffe 1914-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC264360  Penstemon heterodoxus var. heterodoxus Margaret Williams; Emily McPhersen 1974-8-5 74 -P-18 Plumas Above Silver Lake, Trail to Mount Elwell, Lakes Basin 2072 Comment
  NY601608  Penstemon heterodoxus var. shastensis V. H. Oswald 1993-8-25 5875 Plumas West side of the south unit of Twin Meadows, ca. 0.5 mile north of the south boundary of the park. 2057.4 Comment
  UC1585969  Penstemon laetus Barbara Ertter with Gary Schoolcraft 1989-7-3 8652 Plumas ca 8 airmi s Susanville (below Red Rock lookout); , s of Susanville 2255 Comment
  SD133973  Penstemon laetus Barbara Ertter, Gary Schoolcraft 1989-7-3 8656 Plumas ridge between Red Rock and Diamond Mt ca 8 airmiles S of Susanville, dry open ridgeline 2225 Comment
  CHSC65517  Penstemon neotericus L. P. Janeway 1995-7-29 4883 Plumas Along Pipeline Road about 0.7 mi northeast of Camp Rogers Saddle. On the mid- to upper-slope between Rogers Flat on the North Fork Feather River and Bald Eagle Mountain. 1609 Comment
  NY627287  Penstemon neotericus R. M. Austin 1878-1 s.n. Plumas Comment
  JEPS11209  Penstemon neotericus O. E. Mack 1923-7-9 Plumas Chester Comment
  RSA6234  Penstemon neotericus D. D. Keck 1932-7-6 1719 Plumas 12 miles west of Chester. 1585 Comment
  UC423644  Penstemon neotericus David D. Keck 1930-7-24 958 Plumas halfway between Chester and Westwood; Sierra Nevada; between Chester & Westwood, Plumas Co. 1463 Comment
  CAS-BOT-BC239288  Penstemon newberryi var. berryi Anna Head 1920-7-20 s.n. Plumas Mt. Elwell, Feather River Region 2377 Comment
  CAS-BOT-BC239294  Penstemon newberryi var. berryi Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC239296  Penstemon newberryi var. berryi H. C. Cantelow 1938-7-5 2328 Plumas Flatiron Ridge, Drakesbad Comment
  CAS-BOT-BC239299  Penstemon newberryi var. berryi Janet Jones 1980-7-16 219 Plumas Frazier Falls area 1828 Comment
  JEPS7232  Penstemon newberryi var. newberryi R. H. Platt 1891-1 Plumas near Prattville; Sierras Comment
  NY627409  Penstemon newberryi var. newberryi R. M. Austin 07 1880 s.n. Plumas Mount Dyer Comment
  CHSC88826  Penstemon personatus L. Hanson 1981-7-22 156 Plumas Plumas National Forest. Hartman Bar Ridge. 1615 Comment
  CHSC89020  Penstemon personatus L. Hanson 1988-9-7 332 Plumas Plumas National Forest. Big Creek Junction. 1463 Comment
  HSC73116  Penstemon personatus M. S. Taylor, M. Foster 1981-7-14 4009 Plumas Saddle at head of Bullfrog Ravine, up to 0.25 mi. E and W of Rd. 26N18, 3 air mi. NW of Indian Falls 1585 Comment
  CHSC10844  Penstemon roezlii Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  CHSC21298  Penstemon roezlii F. T. Griggs; A. Pass 1975-7-29 257 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC87627  Penstemon roezlii Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10954 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1251 Comment
  CDA18479  Penstemon roezlii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3245 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  NY650128  Penstemon roezlii D. D. Keck 1928-6-15 444 Plumas Three miles west of Sloat 1310.6 Comment
  UC1238915  Penstemon roezlii Freed W. Hoffman 1946-6-11 919 Plumas dry rocky bed of river Feather River at Jackson Creek; Feather River at Jackson Creek Comment
  CAS-BOT-BC239587  Penstemon rydbergii var. oreocharis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54177 Plumas Long Valley at road to Maxwell Mine 1633 Comment
  CAS-BOT-BC239592  Penstemon rydbergii var. oreocharis Mary Strong Clemens 1920-5-25 s.n. Plumas Taylorsville Comment
  CDA19271  Penstemon rydbergii var. oreocharis G. D. Barbe, T. C. Fuller 1982-6-17 3838 Plumas Plumas National Forest; East shore Frenchman Lake, Crystal Fishing Access. 1706 Comment
  CHSC28172  Penstemon rydbergii var. oreocharis J. D. Jokerst 1979-6-23 266 Plumas Abundant in first meadow W. of Meadow Valley Cr. and E. of Forest Service rd. to Deanes Valley (S. of road between Bucks Lake and Quincy). Comment
  CHSC97592  Penstemon rydbergii var. oreocharis Lowell Ahart; John Dittes 2007-6-16 14113 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  NY651260  Penstemon rydbergii var. oreocharis J. T. Howell 1981-6-23 54177 Plumas Long Valley at road to Maxwell Mine 1633.7 Comment
  UC565592  Penstemon rydbergii var. oreocharis Herbert L. Mason 1924-6-16 1039 Plumas near Blairsden; Feather River - near Blairsden Comment
  UC608833  Penstemon rydbergii var. oreocharis Beryl O. Schreiber 1938-7-9 2521 Plumas 1 mi e Meadow Valley; Bidwell Bar Quad. Comment
  NY661016  Penstemon speciosus R. C. F. Bacigalupi 1927-7-11 1699 Plumas Grassy Lake meadows, Gold Lake Region 1889.8 Comment
  UC384664  Penstemon speciosus E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  UC1012471  Penstemon speciosus Francis W. Pennell 1940-6-11 25811 Plumas Route 24 Spring Garden Spring Garden 1341 Comment
  SEINET10454546  Perideridia bolanderi Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3865 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
  CHSC72426  Perideridia bolanderi subsp. bolanderi L. P. Janeway 1998-6-24 5679 Plumas North side of Last Chance Creek; above Road 101, 0.7 mi west of Bird Creek. 1798 Comment
  UCD127833  Perideridia bolanderi subsp. bolanderi A. A. Heller; P. B. Kennedy 1907-7-4 8724 Plumas Ridge wast of Red Clover Valley. Comment
  CAS-BOT-BC211298  Perideridia gairdneri subsp. gairdneri Lowell Ahart 1981-7-21 2989 Plumas Along La Porte Quincy Road, Pilot Peak 2000 Comment
  RSA0039542  Perideridia lemmonii Lowell A. Ahart 2008-8-13 15168 Plumas East of La Porte Road, east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte. 1613 Comment
  CHSC116372  Perideridia parishii Sara M. Taylor; Scott Batiuk 2012-7-31 58 Plumas Plumas National Forest. Maples Flat. Follow signs from Bucks Lake Rd. to Smith Lake (via Snake Lake). Take left (west) onto 23N20. Continue west onto 25N57, left onto 25N59 (fen is ~800 m west of Drosera Pond). UTM zone 10, 4428172 N, 659702 E. 1573 Comment
  CHSC45878  Perideridia parishii subsp. latifolia Lowell Ahart 1977-8-2 1534 Plumas Along the edge of a small stream, about 1 mile west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  JEPS13737  Perideridia parishii subsp. latifolia Rimo Bacigalupi with G. T. Robbins 1955-7-21 5435 Plumas s flank of ridge not far from Fleming's Sheep Camp (headwaters of creek, about 3.5 mi above and n of Engelmine); Diamond Mountain ridge, Light's Creek 1737 Comment
  JEPS14093  Perideridia parishii subsp. latifolia John Thomas Howell 1926-7-31 2169 Plumas near Prattville 1463 Comment
  SEINET10840956  Perideridia parishii subsp. latifolia Mary Susan Taylor 1981-7-17 Taylor 4030 Plumas T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev. 1950 Comment
  CAS-BOT-BC413562  Persicaria amphibia John Thomas Howell 1976-7-15 s.n. Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  CHSC82124  Persicaria lapathifolia L. P. Janeway 2001-7-25 7385 Plumas High Cascade Range. Southwest side of Lake Almanor, below high water line, about 100 m out; near Hwy 89 2.3 km north-northwest of Almanor West Road. 1372 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
  JEPS105988  Phacelia heterophylla subsp. virgata Lowell Ahart, Josephine Guardino 2004-5-24 10951 Plumas Near an old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1208 Comment
  JEPS120555  Phacelia humilis B. Castro and L. P. Janeway 2006-6-4 1537 Plumas Northern High Sierra Nevada. South side of Squaw Valley, ca 3000 ft N of jcn of McReyolds Valley Road (FS Rd 25N05) and Squaw Valley Road (FS Rd 28N01). Comment
  UC131530  Phacelia humilis Mrs. R. M. Austin Plumas Big Meadows Comment
  UC1537538  Phacelia humilis Gordon H. True 1938-5-24 965 Plumas Rowland's Cabin Dixie Valley 1798 Comment
  RSA325152  Phacelia humilis var. humilis M. S. Taylor 1981-6-16 3913 Plumas Grizzly Valley Quad, north side of 23N88, a loop road off road 24N07, ca. 3/4 mile northwest of Smith Peak Lookout, ca. 7 air miles northeast of Blairsden. 2073 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
  CHSC70265  Phacelia hydrophylloides B. Castro 1989-8-3 341 Plumas Ca 2.5 air mi S of Bucks Lake, on E-facing slope overlooking USFS Rd 23N18, in rocky open drainage. 1828 Comment
  UC1594634  Phacelia hydrophylloides Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway, and Joan Reynolds 1992-7-1 5046 Plumas near entrance of Lakes Basin Campground (ca 5 air mi ssw of Graeagle via Gold Lake Forest Hwy (County Rd 519)) 1926 Comment
  UCD40407  Phacelia hydrophylloides Rodney Gale Myatt 1971-6-13 s.n. Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CHSC112609  Phacelia imbricata subsp. imbricata Lowell Ahart 2013-9-11 19033 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
  RSA35106  Phacelia mutabilis Thomas H. Kearney 1944-8-14 114 Plumas Near Prattville. Comment
  SBBG21894  Phacelia mutabilis D. Myrick 1964-7-21 883 Plumas near trail parking area, Drakesbad 1737 Comment
  SJSU14280  Phacelia mutabilis N. A. Hopkins 1989-5-27 1500 Plumas near Marble Hot Springs, NW corner Sierra Valley 1524 Comment
  CDA13345  Phacelia procera G. F. Hrusa, T. D. Wilfred 1996-7-9 13193 Plumas Sierra Nevada; Grizzly Campground, S of Bucks Lake on Hwy 162. Comment
  CDA14582  Phacelia racemosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3065 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  UCD88511  Phalaris arundinacea John Thomas Howell 1973-7-9 49713 Plumas Crescent Mills. 1066 Comment
  SEINET208633  Philadelphus californicus Lewis S. Rose 1967-7-9 67139 Plumas Caribou, North Fork, Feather River. 914 Comment
  CAS-BOT-BC250777  Phleum alpinum Leo Whitney 1934-8-6 2242 Plumas Nw. end of Grizzly Valley, Freeman Creek Comment
  UC1024781  Phleum alpinum Leo Whitney 1934-8-6 2242 Plumas ca 9 mi nw Portola (nw end of Big Grizzley Valley, Freeman Creek, Plumas National Forest); Plumas National Forest, Freeman Creek 1828 Comment
  CAS-BOT-BC260843  Phleum pratense John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1967-7-10 2177 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area and Vicinity 883 Comment
  CAS-BOT-BC260850  Phleum pratense J. T. H. 1938-7-4 2280 Plumas Drakesbad Meadow Comment
  CAS-BOT-BC260851  Phleum pratense Greg Sommers 1976-7-5 151 Plumas Sierra Valley Marsh, S side of Marble Lane, Sierra Nevada 1487 Comment
  CHSC52970  Phleum pratense L. P. Janeway 1989-6-30 3435 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  JEPS107599  Phleum pratense Lowell Ahart, Josephine Guardino 2005-8-10 12314 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
  SD7491  Phlox caespitosa Mrs. R. M. Austin 1879-1 Plumas Mt. Dyer, Big Meadows Comment
  HSC22973  Phlox diffusa John Pratt 1970-6-30 55 Plumas Humboldt Summit Comment
  SBBG6055  Phlox speciosa H. and M. Dearing 1939-5-9 3320 Plumas near Quincy Comment
  SEINET12326792  Phlox speciosa M. S. Taylor 1982-1 4525 Plumas ca 3/4 mi W of McDermott Ravine and 1.5 mi NE of Sloat 1372 Comment
  CAS-BOT-BC60678  Phoenicaulis cheiranthoides Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake. Comment
  CAS-BOT-BC60681  Phoenicaulis cheiranthoides Alice Eastwood 1918-5-25 6979 Plumas Portola. Comment
  SEINET10903287  Phoradendron juniperinum Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4177 Plumas T26N R11E ne 1/4 sec 23. Genesse Valley quad. Open sagebrush area on top of hill N & NE side of W flank of Wheeler Peak Ridge, ca. 5 air mi N of Genesse. 6500 ft. 1981 Comment
  CAS-BOT-BC142220  Physocarpus capitatus Javier Penalosa 1962-6-19 2497 Plumas Hwy. 40-89, +-6.2 mi. SE of Quincy 1097 Comment
  NY34645  Pinus attenuata R. M. Austin 1880-1 s.n. Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
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May 15 2014
  CAS-BOT-BC78690  Pinus jeffreyi John Thomas Howell 1962-6-17 37691 Plumas Portola 1463 Comment
  NY62282  Pinus jeffreyi H. E. Brown 1897-8-1 621 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  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
  JEPS115160  Pinus ponderosa var. ponderosa Lowell Ahart, John Dittes 2009-7-15 16084 Plumas On the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. Comment
  JEPS28591  Piperia unalascensis George W. Gillett 1957-7-13 749 Plumas meadows across creek from Devil's Kitchen (Lassen Volcanic National Park); Lassen Volcanic National Park 1859 Comment
  RSA101387A  Piperia unalascensis R. Weatherby 1955-7-21 1657 Plumas Bottle Springs, near Middle Fork Feather River 1616 Comment
  CAS-BOT-BC254390  Piptatherum miliaceum John Thomas Howell 1976-7-14 51820 Plumas Feather River Canyon Highway at Injun Jim Campground 609 Comment
  CAS-BOT-BC280  Plagiobothrys cognatus Amos Arthur Heller; P. B. Kennedy 1907-7-2 8680 Plumas Between Vinto and Peckwith Comment
  CHSC100366  Plagiobothrys cusickii Lowell Ahart 2008-9-10 15394 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
  CHSC40546  Plagiobothrys cusickii Lowell Ahart 1985-9-26 5175 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
  UC127439  Plagiobothrys cusickii A. A. Heller and P. B. Kennedy 1907-7-2 8681 Plumas between Vinton and Beckwith Comment
  UC174627  Plagiobothrys cusickii A. A. Heller and P. B. Kennedy 1907-7-2 8681 Plumas between Vinton and Beckwith Comment
  CAS-BOT-BC230962  Plagiobothrys hispidulus John Thomas Howell 1962-6-18 37804 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC102749  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16150 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
  CHSC110608  Plagiobothrys hispidulus B. Castro 2006-6-8 1547 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. 1670 Comment
  JEPS108896  Plagiobothrys hispidulus Lowell Ahart 2006-7-9 12926 Plumas Near a small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1678 Comment
  CAS-BOT-BC228464  Plagiobothrys mollis R. F. Thorne; C. W. Tilforth 1969-9-6 39237 Plumas Along Feather River 1 mile SW of Beckwourth 1356 Comment
  CAS-BOT-BC228469  Plagiobothrys mollis M. S. Taylor 1982-7-8 4802 Plumas On Ramelli Ranch on S side of Feather River, 1 mile SW of Beckwourth 1487 Comment
  SD72058  Plagiobothrys tenellus John Thomas Howell, Gordon H. True 1968-6-10 44538 Plumas American Valley at Quincy 1036 Comment
  CAS-BOT-BC228454  Plagiobothrys torreyi Mrs. H. C. Cantelow 1940-5-10 3191 Plumas W of Bucks Lake Comment
  CHSC60527  Plagiobothrys torreyi var. diffusus L. P. Janeway 1992-5-6 4159 Plumas Plumas National Forest. About 4 mi southwest of Portola; west side of Claireville Flat between Middle Fork Feather River and Hwy 70. 1482 Comment
  CHSC59921  Plantago major L. P. Janeway 1992-7-23 4277 Plumas Plumas National Forest. Gravel bar on north side of Middle Fork Feather River near the mouth of Bonta Creek; behind Mohawk Ranger Station. 1315 Comment
  HSC16611  Platanthera dilatata var. leucostachys W. R. Rogers 1966-7-12 278 Plumas Ramelli Creek Comment
  SEINET6170685  Platanthera dilatata var. leucostachys R. McKee, H. L. Westover 1918-1 Plumas Comment
  CAS-BOT-BC458184  Pleuricospora fimbriolata M. Storey; D. S. McMullin 1943-9-14 s.n. Plumas Challenge road, 1 mi. SW of La Porte 1645 Comment
  CAS-BOT-BC458186  Pleuricospora fimbriolata John Thomas Howell 1977-6-20 52372 Plumas Sierra Nevada: Lake Almanor Peninsula 1371 Comment
  UCD92212  Poa W. A. Wagner 1919-5-25 265 Plumas Squirrel Creek, vicinity of Quincy. 1584 Comment
  CHSC87989  Poa bolanderi Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11155 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  JEPS115903  Poa bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16133 Plumas On the east side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CAS-BOT-BC255097  Poa compressa John Thomas Howell 1951-6-27 27577 Plumas Johnsville 1584 Comment
  CHSC112551  Poa cusickii B. Castro; L. P. Janeway 2007-6-7 1634 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 550 ft below edge of open Ponderosa-Jeffrey pine forest. 1672 Comment
  JEPS113660  Poa cusickii subsp. cusickii Lowell Ahart, Josephine Guardino 2007-7-20 14317 Plumas South of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  UCD90940  Poa cusickii subsp. epilis A. A. Heller 1942-5-8 16464 Plumas West of Vinton. 1524 Comment
  RSA129256  Poa pratensis E. Sawyer 1935-6-27 173 Plumas 3.6 mi N. of Hawks 1646 Comment
  UCD91820  Poa pratensis A. A. Beetle 1941-6-28 2768 Plumas west side of Lake Almanor. 1828 Comment
  JEPS121737  Poa pratensis subsp. angustifolia L. P. Janeway 2014-7-15 11522 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). Comment
  CHSC60573  Poa pringlei L. P. Janeway 1984-9-1 1115 Plumas Lakes Basin; on Sierra crest west of Mt Elwell. 2286 Comment
  RSA300157  Poa secunda J. T. Howell 1962-6-17 37705 Plumas Portola 1463 Comment
  UCD90392  Poa secunda Beecher Crampton 1954-5-10 1874 Plumas 1 mile W of Portola, along Hwy 24. 1472 Comment
  UCR146410  Poa secunda Beecher Crampton 1954-5-10 1874 Plumas Northern Sierra Nevada Mountains, 1 mile west of Portola, along highway 24 1473 Comment
  UC1583948  Poa secunda subsp. juncifolia G. Schoolcraft 1990-6-4 2067 Plumas 5 mi e Beckwourth (on s side Hwy 70) 1490 Comment
  CAS-BOT-BC242958  Poa secunda subsp. secunda A. A. Beetle 1941-6-28 2794 Plumas 10 miles W of Chester, route 36, mountain meadow near small stream Comment
  CAS-BOT-BC242960  Poa secunda subsp. secunda L. W. Swift No date on label 75 Plumas Squaw Valley 1767 Comment
  CAS-BOT-BC242961  Poa secunda subsp. secunda L. P. Janeway 1992-5-22 4195 Plumas S side of Middle Fork Feather River, just S of railroad tracks, 0.3 mile W of the road to Calpine, ca. 4 miles E of Portola 1487 Comment
  CAS-BOT-BC242968  Poa secunda subsp. secunda John Thomas Howell 1951-6-28 27687 Plumas Eureka Peak 2133 Comment
  CHSC57466  Poa secunda subsp. secunda L. P. Janeway 1991-6-18 4051 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 400 ft west of Middle Fork Feather River. 1487 Comment
  CHSC91839  Poa secunda subsp. secunda G. Douglas Barbe; T. C. Fuller 1982-7-16 3752 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beadsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  UC1132760  Poa secunda subsp. secunda E. Sawyer 1935-5-28 49 Plumas 3 1/4 mi ese Grizzly Peak; Sierraville Quadrangle Comment
  CAS-BOT-BC6510  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 Comment
  CHSC118776  Poa wheeleri Chelsea Morgan; Wendy L. Boes 2015-5-25 2015 -004 Plumas Plumas National Forest. On the hillside south of Silver Creek, about 1 mi. downstream from the junction with Jack Meadow Creek, north of Forest Service road 24N29X. (UTM 658936 E, 4437694 N, NAD83 Zone 10N.) 1400 Comment
  CAS-BOT-BC244267  Podagrostis humilis George W. Gillett 1957-7-19 853 Plumas Lassen Volcanic National Park. Just beyond very large spring 1.25 miles above The Devils Kitchen on trail to Sifford Lakes 2057 Comment
  CHSC110292  Polemonium micranthum B. Castro; L. P. Janeway 2006-6-3 1544 Plumas Northern High Sierra Nevada.West side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1676 Comment
  CHSC36308  Polemonium micranthum M. S. Taylor 1982-5-7 4413 Plumas Ramelli Ranch, near an oxbow lake off Feather River, e of Calpine Rd (109), ca. 0.5 mi sw of Beckwourth. 1487 Comment
  CHSC95040  Polemonium micranthum L. P. Janeway; B. Castro 2006-6-4 8670 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction with McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  UC338271  Polemonium occidentale unknown Plumas Barton's meadow , Barton's meadow (Mohawk Valley) Comment
  CHSC112517  Polemonium occidentale subsp. occidentale L. P. Janeway 2014-7-15 11532 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  SD7873  Polygonum Daniel Cleveland July 1882 Plumas Feather River Comment
  UC1192324  Polygonum amphibium Malcolm A. Nobs and S. Galen Smith 1949-8-19 1454 Plumas Portola; marshy pond on se side Comment
  JEPS122302  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. Comment
  CAS-BOT-BC414554  Polygonum douglasii John Thomas Howell 1951-8-19 28193 Plumas Greenville 1097 Comment
  CAS-BOT-BC414556  Polygonum douglasii L. P. Janeway 1993-8-5 4498 Plumas Plumas National Forest, La Porte Ranger District. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap 1623 Comment
  CAS-BOT-BC414559  Polygonum douglasii Lowell Ahart 1980-7-27 2491 Plumas About 3 miles south of Bucks Lake 2000 Comment
  CAS-BOT-BC414564  Polygonum douglasii John Thomas Howell; Gordon H. True 1973-7-31 50132 Plumas On road from Janesville to Thompson Peak, Diamond Range 1981 Comment
  CAS-BOT-BC414566  Polygonum douglasii Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CHSC113906  Polygonum douglasii Lowell Ahart 2014-8-24 19744 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
  CHSC115909  Polygonum douglasii L. P. Janeway 2015-7-29 11811 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  OBI10859  Polygonum douglasii Lewis S. Rose 1967-7-9 67142 Plumas Quincy 1036 Comment
  CAS-BOT-BC419743  Polygonum douglasii H. K. Wagnon 1988-10-4 1820 Plumas On edge of Upper Bucks Lake Comment
  CHSC30933  Polygonum douglasii subsp. douglasii M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3351 Plumas In mud along Grizzly Creek, s side of Bucks Lake-Spanish Ranch Rd, ca. 1/4 mi e of Frenchman Hill, ca. 20 mi sw of Quincy. 1524 Comment
  CHSC57308  Polygonum douglasii subsp. douglasii L. P. Janeway 1984-9-1 1132 Plumas On Sierra crest, near drainage channel draining northwest (towards Jamison Lake), middle of open dry meadowy area. 2164 Comment
  CHSC82559  Polygonum douglasii subsp. douglasii Lowell Ahart 2002-7-18 9868 Plumas In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  JEPS50553  Polygonum douglasii subsp. spergulariiforme W. L. Jepson 1939-8-12 19407 Plumas Ferris Creek; branch of Last Chance Creek 1767 Comment
  UC1136170  Polygonum douglasii subsp. spergulariiforme C. W. Hanks 1934-9-10 79 Plumas Frenchman Valley Plumas National Forest, Sierraville Quadrangle (upper end) Comment
  RSA52913  Polygonum lapathifolium R. Weatherby 1950-7-21 1470 Plumas East Quincy. 1037 Comment
  JEPS114615  Polygonum minimum Lowell Ahart 2008-9-10 15378 Plumas On the bottom and sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  RSA0105473  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. 1536 Comment
  CAS-BOT-BC419835  Polygonum parryi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54209 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  CHSC95024  Polygonum persicaria Lowell Ahart 2006-10-23 13496 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  JEPS118383  Polygonum phytolaccifolium Lowell Ahart 2011-9-17 17664 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  UCR108370  Polygonum phytolaccifolium L. C. Wheeler 1958-7-28 7337 Plumas Sierra Nevada, c. 0.25 mile south of Bottle Springs, South Fork Rock Creek, near Quincy 1585 Comment
  UC1199809  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1957-6-21 14701 Plumas vernal pool e Beckwourth Butte Comment
  SEINET9301724  Polygonum sawatchense Unknown 1982-6-17 3833 Plumas Frenchman Reservoir Comment
  JEPS28627  Polygonum sawatchense subsp. oblivium George W. Gillett 1957-7-18 815 Plumas forest on ne side Boiling Springs Lake (near trail); Lassen Volcanic National Park 1813 Comment
  CHSC97284  Polygonum shastense Lowell Ahart; John Dittes 2007-8-9 14444 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  LA51274  Polygonum shastense M. S. Jussel; 1931-9-7 sn Plumas Mount Lassen 2438 Comment
  POM253028  Polygonum spergulariiforme A. A. Heller 1937-9-1 15344 Plumas Near the Feather river bridge at Chester,. 1305 Comment
  JEPS103024  Polypodium calirhiza G. E. See and Storrie Plumas Rock Creek Dam Comment
  CAS-BOT-BC233247  Polypogon maritimus Greg Sommers 1976-7-20 169 Plumas Sierra Valley Marsh, on flats away from channel crossed by metal bridge 1524 Comment
  CAS-BOT-BC237268  Polypogon monspeliensis John Thomas Howell 1951-8-20 28233 Plumas Sierra Valley, 3 miles E of Buckwourth 1524 Comment
  CHSC21193  Polystichum imbricans F. T. Griggs; A. Pass 1975-7-11 161 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC102121  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes 2009-7-27 16164 Plumas On dry soil, on and around large rocks, about 50 yards southeast of a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC52759  Polystichum imbricans subsp. imbricans L. P. Janeway 1990-9-28 3854 Plumas West Branch Soda Creek 0.4 mi N of East Branch North Fork Feather River and Hwy 70; vicinity of Paxton. 914 Comment
  JEPS127190  Polystichum imbricans subsp. imbricans Lowell Ahart 2016-6-29 21058 Plumas About 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS33253  Polystichum imbricans subsp. imbricans W. L. Jepson 1924-7-22 10612 Plumas Rich Point; Middle Fork Feather River 1097 Comment
  RSA754533  Polystichum imbricans subsp. imbricans L. Ahart, John Dittes 2009-7-27 16164 Plumas Headwaters of Grizzly Gulch, 2.1 air miles NE of Butt Valley Reservoir Dam. 1480 Comment
  UC123291  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin Aug, 1876 309 Plumas Mill Creek Comment
  CDA18675  Polystichum lemmonii G. D. Barbe, T. C. Fuller 1982-6-15 3729 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CAS-BOT-BC72508  Polystichum scopulinum John Thomas Howell; Gordon H. True 1967-7-11 43349 Plumas Summit ridge of Mt. Hough 2194 Comment
  JEPS115680  Portulaca oleracea Lowell Ahart, John Dittes 2009-9-7 16389 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam Comment
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Dec 18 2016
  CAS-BOT-BC267202  Potamogeton foliosus Robert J. Weatherby 1950-7-28 1492 Plumas Snake Lake, near Quincy 1219 Comment
  CHSC54427  Potamogeton gramineus Vernon H. Oswald 1991-7-17 4745 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. 1828 Comment
  CHSC44264  Potamogeton natans Vernon Oswald 1988-7-19 3597 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the east end of the lake. 1676 Comment
  JEPS42968  Potamogeton natans W. L. Jepson 1918-8-17 8029 Plumas Clover Creek; Red Clover Valley 1676 Comment
  RSA15048  Potamogeton richardsonii Daniel Cleveland 1882-7-26 s.n. Plumas Big Meadow. Comment
  RSA0089042  Potentilla ashlandica Bonnie C. Templeton 1968-6-9 11249 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  CHSC20763  Potentilla glandulosa K. R. Stern 1975-7-24 5888 Plumas SW shore of Lake Almanor. 1371 Comment
  RSA90486  Potentilla glandulosa subsp. ashlandica H. A. Thomas 1936-6-28 154 Plumas Trail between Gold and Silver lakes 1860 Comment
  JEPS44234  Potentilla gracilis W. L. Jepson 1910-6-15 4131 Plumas Prattville 1310 Comment
  SEINET10483225  Potentilla gracilis subsp. nuttallii Mary Susan Taylor 1982-7-8 Taylor 4806 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
  CAS-BOT-BC141636  Potentilla gracilis var. elmeri Alice Eastwood 1927-6-12 14509 Plumas Forest Camp - United States Forest Reserve Comment
  UC578065  Potentilla gracilis var. elmeri E. Sawyer 1935-7-9 284 Plumas 3 3/4 mi ssw Crow; Sierraville Quad. Comment
  UC1128244  Potentilla gracilis var. fastigiata A. Lewis 1934-6-12 483 Plumas Little Grass Valley Plumas National Forest, Downieville quad 1524 Comment
  CHSC20816  Potentilla rivalis K. R. Stern 1975-7-23 5830 Plumas W shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC47620  Primula suffrutescens Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  UC586916  Prunella vulgaris var. lanceolata Joseph Andorfer Ewan 1934-7-6 8176 Plumas ravine off Penman Peak (East side Mohawk Valley); , ravine off Penman Peak Comment
  CAS-BOT-BC158133  Prunus emarginata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54272 Plumas Mt. Hough 2203 Comment
  CAS-BOT-BC158150  Prunus emarginata Ella Dales Cantelow 1939-3-19 2541 Plumas 6 - mi. W. of Bucks Lake 1764 Comment
  RSA59415  Prunus emarginata E. K. Balls 1950-9-8 15710 Plumas Lakes Center Public Campground. 2043 Comment
  UC1128323  Prunus emarginata E. Sawyer 1935-5-23 34 Plumas 1 1/2 mi ssw of Kerby (Plumas National Forest); Plumas National Forest 1554 Comment
  UC1128341  Prunus emarginata C. W. Hanks 1934-8-30 62 Plumas 1 mi s of Bald Rock (Plumas National Forest); Plumas National Forest 1676 Comment
  CAS-BOT-BC158151  Prunus emarginata John Thomas Howell 1960-7-20 35745 Plumas Boiling Springs Lake 1798 Comment
  UCD113517  Prunus virginiana var. demissa Donna Allen 1977-5-30 s.n. Plumas Genesee, on Indian Creek, half m. upstream from Flourney Bridge. Comment
  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
  CDA26215  Prunus virginiana var. melanocarpa G. D. Barbe 1975-6-4 2034 Plumas 1/2 mile east of La Porte Road on Highway 70 east of Quincy. 0 Comment
  CAS-BOT-BC356382  Pseudognaphalium beneolens John Thomas Howell 1960-7-20 35756 Plumas Lassen Volcanic National Park. Boiling Springs Lake 1798 Comment
  CAS-BOT-BC356964  Pseudognaphalium canescens John Thomas Howell 1976-7-16 51918 Plumas Just east of Bucks Summit on road to Meadow Valley 1645 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
  CHSC81757  Pseudognaphalium luteoalbum Lowell Ahart 2001-10-16 9370 Plumas On a bank on the south side of a small stream, and on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  UCD135250  Pseudognaphalium thermale John Thomas Howell 1960-7-20 35756 Plumas Boiling Springs Lake. 1798 Comment
  CDA15899  Pseudostellaria jamesiana B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; About headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC89913  Pseudostellaria jamesiana N. L. Jurjavcic 2004-6-27 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Adjacent to a trail. 1524 Comment
  RSA755004  Pseudostellaria jamesiana L. Ahart 2008-7-16 15100 Plumas West of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 mile west of the bridge where the south Fork of the Feather River flows into Little Grass Valley Reservoir., About 2.5 air miles north of La Porte. 1598 Comment
  JEPS51142  Pseudostellaria jamesiana R. H. Platt 1891-1 Plumas Sierras Comment
  SEINET5337031  Pseudostellaria jamesiana A. A. Heller, P. B. Kennedy 1907-7-11 8812 Plumas Prattville. Comment
  RSA754997  Pseudostellaria sierrae L. Ahart, John Dittes, Josephine Guardino 2004-5-16 10913 Plumas Esat side of Forest Road 25N10, about 2 air miles west of Grizzly Peak, about 8 air miles northeast of Quincy. 1805 Comment
  CAS-BOT-BC80157  Pseudotsuga menziesii Alice Eastwood 1927-6-15 14704 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CAS-BOT-BC80159  Pseudotsuga menziesii Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1597 Plumas Fern Glen 1097 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
  CHSC97262  Pterospora andromedea Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14478 Plumas About 120 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  JEPS113514  Pterospora andromedea Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14478 Plumas About 120 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  JEPS18599  Purshia tridentata var. tridentata W. L. Jepson 1910-6-6 4076 Plumas Hot Springs Valley; Lassen Pk. 1828 Comment
  RSA641878  Purshia tridentata var. tridentata Michael A. Vincent 1999-6-7 8529 Plumas W of Frenchman Lake along FS Route 11. Plumas National Forest. Milford Ranger District. 1524 Comment
  CAS-BOT-BC460827  Pyrola aphylla Duncan Dunning 1922-7-13 12 Plumas Plumas Forest, Smith Lake 1127 Comment
  CDA14707  Pyrola picta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3212 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  JEPS58832  Pyrola picta E. Fritz and T. H. Harris Jul 1926 Plumas Meadow Valley Comment
  RSA0084315  Pyrola picta Diana D. Jolles 2011-8-9 471 Plumas Plumas National Forest, about 2.5 miles up forest road 77 to Dixie Mountain Lookout from Frenchman Lake Road (284). 1994 Comment
  UC914186  Pyrola picta H. S. Reed 1941-8-2 Plumas Forest Lodge Comment
  CHSC9719  Quercus chrysolepis Nancy Mosman 1971-7-11 86 Plumas Along w side of Hwy 70 ca. 0.2 mi s of the Belden turnoff. 1025 Comment
  JEPS108141  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
  RSA87174  Quercus chrysolepis var. nana F. W. Peirson 1926-6-22 6810 Plumas On shore of Boiling Lake, Lassen National Park. Comment
  CAS-BOT-BC62738  Quercus garryana var. breweri Clarence R. Quick 1952-6-29 52 -76 Plumas Summit and road between Belden and Humbug Valley 1486 Comment
  CHSC96739  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8988 Plumas Northern High Sierra Nevada. Along road 26N22F (to the top of Red Hill) 2.4 road km from Deadwood Saddle; 2.6 air km east of the summit of Red Hill. 1594 Comment
  CHSC96745  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8995 Plumas Northern High Sierra Nevada. Along Road 25N17 above Bean Creek 1.1 km north of its confluence at Spanish Creek; 0.5 km northwest of Bean Hill. 1405 Comment
  UCD46128  Quercus garryana var. semota John Thomas Howell 1959-9-26 35067 Plumas Near Virgilia. 838 Comment
  CAS-BOT-BC105309  Quercus kelloggii Lloyd W. Swift 1931-7-20 38 Plumas Plumas Forest. Skinner Flat, near Lake Almanor Dam 1371 Comment
  UC1135649  Quercus kelloggii E. Nourse 1934-8-14 12 Plumas 1 mi n and 1.5 mi w Quincy; Downieville Quad. 1127 Comment
  UC1135651  Quercus kelloggii C. W. Hanks 1934-8-18 58 Plumas nw Upper Long Valley Plumas National Forest, Sierraville Quad. 1676 Comment
  UC586938  Quercus kelloggii Joseph Andorfer Ewan 1934-7-2 8230 Plumas Penman Peak Sierra Nevada Mountains 1524 Comment
  CAS-BOT-BC104592  Quercus vacciniifolia David D. Keck 1932-7-3 1708 Plumas Northern Sierra Nevada. Quincy, Water supply canyon to the left hand just S of town 1065 Comment
  CHSC102042  Quercus vacciniifolia Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16217 Plumas On dry rocky soil, south of a drainage from a snow lake, about 100 yards north of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  CHSC46736  Quercus vacciniifolia Lowell Ahart 1981-7-21 2947 Plumas Near the head of Dixion Creek, about 1/8 mile north of the Buzzards Roost Ridge, about 1 1/2 miles north-west of Pilot Peak. 1767 Comment
  CHSC94020  Quercus vacciniifolia R. D. Fischer 2005-9-5 666 Plumas Location about 1 miles south of Sunflower Flat trail head at end of county road 26N31 in mixed coniferous forest. Plants growing on an open rocky ridge on what appeared to be a serpentine outcrop. 1828 Comment
  UCD47415  Quercus vacciniifolia F. W. Embree 1934-6-6 79 Plumas one mile south, 1/4 mile west of Rutherford. 1615 Comment
  CAS-BOT-BC379370  Ranunculus alismifolius var. alismifolius M. S. Taylor 1982-7-12 4812 Plumas at headwaters of Chris Creek, ca. 6 mi NW of Mohawk 2012 Comment
  CAS-BOT-BC379371  Ranunculus alismifolius var. alismifolius John Thomas Howell; H. Keith Wagnon 1980-5-27 53627 Plumas about 1.5 mi northwest of Almanor (near intersection of Highway 89 and Humboldt Road) Comment
  SEINET4090477  Ranunculus alismifolius var. alismifolius B. C. Templeton 1967-1 sn Plumas About 6 miles south of Beckwourth. Comment
  CHSC70037  Ranunculus andersonii L. P. Janeway 1997-5-14 5125 Plumas Along Road 24N45Y 0.2 mi east of Beckwourth-Genesee Road and Crocker Meadow. 1761 Comment
  UC584336  Ranunculus andersonii G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2147 Plumas Beckwith Peak Sierra Valley (e side) Comment
  JEPS102566  Ranunculus aquatilis Lowell Ahart 2001-10-16 9378 Plumas 2 1/2 mi SW of Greenville (Round Valley Reservoir, SW side) 1363 Comment
  CHSC81143  Ranunculus aquatilis var. diffusus Lowell Ahart 2001-8-29 9233 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  POM284446  Ranunculus aquatilis var. harrisii Lyman Benson 1949-6-21 13748 Plumas Hat Creek, 13.5 miles N of Manzanita Lake. Cascade Mt. Pit River Drainage 1220 Comment
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Nov 20 2017
  POM284447  Ranunculus aquatilis var. harrisii Lyman Benson 1949-6-21 13748 Plumas Hat Creek, 13.5 miles N of Manzanita Lake. Cascade Mt. Pit River Drainage 1220 Comment
  CHSC32817  Ranunculus californicus W. Michael Foster 1981-4-17 5 Plumas Upper margin of road cut, n side of intersection of Hwys 89 and 70, ca. 7 mi n of Quincy. 914 Comment
  SEINET7720819  Ranunculus cymbalaria Unknown Plumas Goose Lake Valley Comment
  CHSC96990  Ranunculus cymbalaria var. saximontanus L. P. Janeway; B. Castro 2007-6-8 9035 Plumas Northern High Sierra Nevada. Upper end of lower Thompson Valley 1.9 km north of Red Clover Creek. 1672 Comment
  CHSC32868  Ranunculus flammula var. ovalis L. Ahart 1980-9-17 2651 Plumas On the s side of the small lake ca. 0.5 mi w of Fowler Peak, ca. 8 mi n of La Porte. 1600 Comment
  SEINET5338686  Ranunculus glaberrimus T. Ramelli 1948-4-25 11 Plumas 2 miles south of Vinton, Calif. 1585 Comment
  CHSC60488  Ranunculus glaberrimus var. ellipticus L. P. Janeway 1992-4-2 4146 Plumas Plumas National Forest. West side of Claireville Flat; 1/3 mi southeast of Hwy 70 and 3/4 mi northwest of Middle Fork Feather River. 1484 Comment
  SEINET8697083  Ranunculus glaberrimus var. ellipticus C. Tanner 1999-3-1 s.n. Plumas Portola, area bounded by Plumas and Quincy Streets on N/S, by Willow and Rock Streets on E/W. 1484 Comment
  SBBG121289  Ranunculus occidentalis var. occidentalis L. Ahart, J. Dittes 2007-6-16 14114 Plumas E of a small stream on the S side of County Rd 111 (Beckwourth Gensee Rd), 50 yards E of Forest Rd 24N08, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  CHSC53214  Ranunculus occidentalis var. ultramontanus L. P. Janeway 1989-6-9 3282 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. Along a drainage. 1691 Comment
  RSA95438  Ranunculus occidentalis var. ultramontanus J. T. Howell 1951-6-27 27621 Plumas Jamison Creek 1829 Comment
  UCD97471  Ranunculus testiculatus Albert Grigarick 2010-5-11 250 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 1 mi. 1491 Comment
  SEINET5338912  Ranunculus testiculatus H. N. Mozingo 1979-4-26 79 -32 Plumas 1.4 mi. southwest of Vinton on Rt. 49. 1494 Comment
  CAS-BOT-BC55824  Rhamnus John Thomas Howell 1977-6-21 52395 Plumas Vista Point near Lake Almanor Dam 1432 Comment
  JEPS41949  Rhamnus purshiana E. Fritz 1936-6-9 Plumas Meadow Valley 1188 Comment
  RSA724905  Rhamnus purshiana L. P. Janeway, Erin Brandy, Chris Christofferson 2007-10-3 9215 Plumas Northern High Sierra Nevada, Top of Red Hill. 1929 Comment
  CAS-BOT-BC56653  Rhododendron occidentale Robert J. Weatherby 1955-6-16 1531 Plumas Head of Berry Creek, above Virgilia, Feather River Canyon 1524 Comment
  CAS-BOT-BC56654  Rhododendron occidentale Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1660 Plumas adjacent to Sweetwater Meadow 1127 Comment
  RSA286332  Rhododendron occidentale R. F. Thorne 1974-7-30 45000 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  UC1121083  Rhododendron occidentale F. W. Embree 1934-6-6 64 Plumas Plumas National Forest, s slope of Bucks Mountain Bucks Mountain; Plumas National Forest, Bucks Mountain 1524 Comment
  JEPS91029  Rhynchospora alba Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11430 Plumas Cascade Mountains, Lassen National Park, Little Willow Creek Little Willow Creek; Cascade Mountains, Lassen Nat'l Park, Little Willow Creek 1874 Comment
  UC858642  Ribes Alice Eastwood 1918-5-25 7046 Plumas Portola Comment
  SEINET5765978  Ribes aureum W. Harnach, N. Harnach 1990-4-20 267 Plumas Sierra Valley, Approx 3 road miles E of Beckwourth, Goodwin Ranch, South side of hwy along fence line 1503 Comment
  SJSU15161  Ribes aureum var. gracillimum N. Hopkins 1993-5-18 1720 Plumas Dyson Lane, NE corner of Sierra Valley Comment
  CAS-BOT-BC108712  Ribes cereum Clare B. Hardham 1975-8-2 20454 Plumas Sierra Nevada. Black Mountain. 2133 Comment
  UC1127248  Ribes cereum E. Sawyer 1935-7-9 279 Plumas 2 3/4 mi ssw Crow; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC219217  Ribes nevadense Mrs. H. C. Cantelow 1949-6-10 1 Plumas Feather River Canyon Comment
  RSA0023144  Ribes nevadense L. Ahart, John Dittes 2009-7-15 16080 Plumas Along a small wash on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  UC2042977  Ribes nevadense Barbara Ertter with Gary Schoolcraft 1990-5-14 8975 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  UCSB15960  Ribes nevadense Breedlove, Dennis 1962-6-12 Plumas In upper drainage of Middle Fork of Feather River; 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  UCR54287  Ribes roezlii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0952 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  CAS-BOT-BC186223  Ribes roezlii var. roezlii D. E. Breedlove 1962-6-12 3462 Plumas On bank of Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile south-east of Cromberg; Sierra Nevada 1341 Comment
  CAS-BOT-BC168785  Ribes viscosissimum Rimo Bacigalupi 1927-7-7 1629 Plumas Half-way between Camp Elwell and Long Lake, Gold Lake Region Comment
  CHSC54400  Ribes viscosissimum var. hallii Vernon H. Oswald 1991-6-12 4659 Plumas Lassen Volcanic National Park. Access road near Terminal Geyser. 1786 Comment
  CAS-BOT-BC74633  Rorippa curvisiliqua Anna Head 1920-8-3 s.n. Plumas Feather River Region. Lake Center Camp. 1920 Comment
  SEINET10907258  Rorippa curvisiliqua Lowell Ahart 1985-7-11 Ahart 5127 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CHSC38013  Rorippa curvisiliqua var. orientalis M. S. Taylor 1981-5-10 3671 Plumas N side of Antelope Lake, ca. 1/4 mi e of Boulder Creek and USFS Work Center, ca. 20 mi ne of Taylorsville. 1536 Comment
  CAS-BOT-BC146374  Rosa J. T. Howell 1977-6-20 52371 Plumas Lake Almanor Peninsula 1371 Comment
  CHSC87621  Rosa bridgesii Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10953 Plumas On the southeast side of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1251 Comment
  SBBG119740  Rosa bridgesii L. Ahart, J. Dittes, J. Guardino 2004-6-6 10999 Plumas N side of logging rd, ca. 1.5 air mi S of Lower Taylor Rock, ca. 7.5 air mi NE of Quincy 1517 Comment
  JEPS102845  Rosa californica Lowell Ahart 2001-10-16 9392 Plumas Old road that crossed Indian Creek, ca 10 yards east of the RR tracks, where RR has a bumper to start the signal lights on Arlington Road, ca 400 yards S of Arlington Road, ca 30 yards east of Highway 89, ca 1 1/2 miles S of Crescent Mills. 1066 Comment
  JEPS102516  Rosa gymnocarpa Lowell Ahart 2001-9-18 9270 Plumas South of the Darlingtonia Bog and east of the dirt road, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1112 Comment
  RSA499264  Rosa gymnocarpa Dorothy Davis 1923-08 s.n. Plumas Mohawk 1524 Comment
  CAS-BOT-BC147044  Rosa pisocarpa John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2453 Plumas Butterfly Creek Canyon 975 Comment
  CHSC97060  Rosa woodsii subsp. ultramontana Lowell Ahart; Josephine Guardino 2007-7-20 14323 Plumas North of a small drainage, northeast of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  CHSC9715  Rubus armeniacus Nancy Mosman 1971-7-11 82 Plumas Ca. 10 ft from Feather River along road 0.5 mi s of Belden turnoff and Hwy 70. 1025 Comment
  JEPS115090  Rubus leucodermis Lowell Ahart, John Dittes 2009-7-14 16071 Plumas On the south side of Forest Service Road 26N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1677 Comment
  UCD113799  Rubus leucodermis Robbins; Raynor 1943-6-1 s.n. Plumas Belden. Comment
  JEPS115561  Rubus parviflorus Lowell Ahart, John Dittes 2009-7-27 16169 Plumas On damp to dry soil, west of the small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CAS-BOT-BC156917  Rubus ursinus Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CAS-BOT-BC363207  Rudbeckia occidentalis Lloyd W. Swift 1931-7-24 53 Plumas Plumas National Forest. Haun's Place 1402 Comment
  CHSC66700  Rudbeckia occidentalis var. occidentalis Vernon H. Oswald; Lowell Ahart 1996-8-1 8137 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at a drainage ca. 0.9 mi W of Hauns Mdw., SSE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1463 Comment
  JEPS122180  Rumex acetosella Lowell Ahart 2014-8-26 19777 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CHSC63719  Rumex fueginus Vernon H. Oswald 1994-9-6 6472 Plumas Last Chance Marsh near the head of the meadow on the N side of Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  UC1070564  Rumex salicifolius var. denticulatus C. G. Albertus 1935-7-20 201 Plumas 1.5 mi sw Lava Peak; Plumas National Forest, Downieville Quad. 1310 Comment
  UC580738  Rumex salicifolius var. denticulatus C. G. Albertus 1935-7-20 201 Plumas 1.5 mi sw Lava Peak; Plumas National Forest, Downieville Quad. 1310 Comment
  CAS-BOT-BC434303  Rumex triangulivalvis Lowell Ahart 1985-7-11 5121 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
  CAS-BOT-BC267076  Sagittaria John Thomas Howell 1961-9-23 36853 Plumas Indian Valley 1082 Comment
  CHSC54421  Sagittaria cuneata Vernon H. Oswald 1991-7-17 4750 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. 1828 Comment
  JEPS32196  Sagittaria cuneata R. H. Platt 1891-1 Plumas The Sierras 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
  CHSC33939  Sagittaria latifolia M. S. Taylor 1981-8-5 4165 Plumas Indian Valley, s side of Hwy 105, 1.5 mi e of its jct with Hwy 80 just n of Crescent Mills. 1066 Comment
  UC935762  Sagittaria latifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1419 Plumas marshy area about 2 mi s Greenville (Indian Valley); Indian Valley Comment
  CAS-BOT-BC445748  Sagittaria latifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1391 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  SEINET7722557  Salix austinae Unknown Plumas Indian Valley Comment
  RSA52884  Salix eastwoodiae R. Weatherby 1950-9-1 1529 Plumas Above Hellgramite Pond near Long Lake. Lakes Basin Area. 2226 Comment
  SJSU12157  Salix exigua N. A. Hopkins 1976-6-22 835 Plumas 7 mi NE of Loyalton 1524 Comment
  UC1134863  Salix exigua E. Sawyer 1935-6-10 91 Plumas 4 1/4 mi se Sugarloaf; Sierraville Quadrangle Comment
  CHSC97473  Salix geyeriana Lowell Ahart; John Dittes 2007-6-16 14128 Plumas Meadow, along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  UC440199  Salix jepsonii H. M. Hall 1912-7-8 9324 Plumas Long Lake 2042 Comment
  UCD111499  Salix lasiandra Michael A. Vincent 1999-6-7 8535 Plumas Along FS Rt. 176 and Chance Creek at bridge, 7.1 miles north of CA Rt. 70. Comment
  CAS-BOT-BC125317  Salix lasiandra var. lasiandra John Warren Duffield 1937-5-30 s.n. Plumas North of Meadow Valley Creek near road into University of California Forestry Camp Comment
  CAS-BOT-BC107054  Salix lasiolepis Walter Knight; Irja Knight; John Thomas Howell 1967-5-8 1786 Plumas Mouth of Butterfly Creek 1036 Comment
  CAS-BOT-BC107056  Salix lasiolepis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1833 Plumas Mouth of Butterfly Creek 1036 Comment
  CAS-BOT-BC128475  Salix lasiolepis var. lasiolepis A. A. Heller 1938-5-30 15135 Plumas On the banks of the Feather River near Virgilia on Highway #24 792 Comment
  JEPS106026  Salix lasiolepis var. lasiolepis Lowell Ahart, Josephine Guardino 2004-5-24 10945 Plumas On the bottom of a small drainage, about 100 yards north of the railroad, Greenhorn Creek, and Highway 70, about 1/2 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1158 Comment
  CAS-BOT-BC124788  Salix lemmonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54095 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CAS-BOT-BC124794  Salix lemmonii John Thomas Howell 1961-6-21 36607 Plumas Greenville 1097 Comment
  CAS-BOT-BC124796  Salix lemmonii John Thomas Howell 1960-7-20 35724 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC124799  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather River about 5 miles southwest of Prattville Comment
  CHSC69902  Salix lemmonii L. P. Janeway 1997-5-14 5124 Plumas Crocker Meadow; west side of Beckwourth-Genesee Road about 0.3 mi south of Crocker Guard Station and Campground. 1749 Comment
  CHSC97167  Salix lemmonii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14036 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  UC481908  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 398 Plumas N. Fork Feather R. at Chester; N. Fork Feather R. 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
  UC482031  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
  CDA14754  Salix lucida subsp. lasiandra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3315 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite 1341 Comment
  CAS-BOT-BC129392  Salix melanopsis A. A. Heller; P. B. Kennedy 1907-7-13 8830 Plumas Taylorville Comment
  NY762727  Salix melanopsis J. T. Howell 1976-7-16 51897 Plumas On flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097.3 Comment
  UC482040  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 395 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  CDA14771  Salix scouleriana G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3366 Plumas SE of Bucks Lake Road and Bucks Creek, 0.3 mile southwest of Bucks summit on Bucks Lake Road. Sheet 2 of 2. 1645 Comment
  CHSC101933  Salix scouleriana Lowell Ahart; John Dittes 2009-7-15 16079 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  JEPS115170  Salix scouleriana Lowell Ahart, John Dittes 2009-7-15 16079 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1702 Comment
  UC1135089  Salix scouleriana F. Embree 1934-6-6 78 Plumas Three Lakes Plumas Nat'l Forest, Bidwell Bar Quad., Three Lakes Comment
  CAS-BOT-BC235027  Sambucus Alice Eastwood 1927-6-17 14674 Plumas United States Forest Reserve, Long Valley Comment
  JEPS12748  Sambucus mexicana W. L. Jepson 1939-8-16 19448 Plumas Spanish Peak; lower s slopes 1036 Comment
  RSA59182  Sambucus microbotrys E. K. Balls 1950-9-1 15608 Plumas East of Long Lake at base of cliffs at top of meadow leading down to two smaller lakes 2134 Comment
  CAS-BOT-BC238842  Sambucus nigra subsp. caerulea Anna Head 1921-8-1 s.n. Plumas Feather River Region Comment
  CHSC52517  Sambucus racemosa var. microbotrys L. P. Janeway 1990-6-27 3735 Plumas Plumas National Forest. Along Joseph Creek about 1/4 mi east of its headwaters on the northeast side of Grizzly Ridge. 2026 Comment
  JEPS95702  Sambucus racemosa var. microbotrys Vernon H. Oswald and L. Ahart 1994-7-24 7110 Plumas T30N R7E NW corner Sec. 27, 6500 ft, High Cascade Range, Red Fir Forest. Caribou Wilderness N of Chester, on the trail between Indian Mdw. and Beauty Lake 1981 Comment
  JEPS46337  Sanguisorba annua W. L. Jepson 1939-8-12 19399 Plumas Ferris Creek , branch of Last Chance Creek (branch of Last Chance Creek) 1767 Comment
  POM147058  Sanicula bipinnatifida Alice Eastwood 1927-6-12 14531 Plumas Forest Lodge, Greenville Comment
  CHSC72427  Sanicula graveolens L. P. Janeway 1998-6-22 5651 A Plumas About 1.8 mi south-southeast of Indicator Peak; along Road 28N03 on south side of upper West Branch Bear Valley Creek. 1699 Comment
  CHSC118803  Sanicula graveolens Chelsea Morgan 2016-5-26 2016 -001 Plumas Diamond Mountains on the Plumas National Forest; Located on spur Road off Forest Rd. 28N15. (UTM 697546 E, 4464644 N, NAD 83 Zone 10 North; Elevation 7177 ft.) 2187 Comment
  SEINET11155991  Sanicula graveolens A. A. Heller, P. B. Kennedy 1907-7-8 8765 Plumas Near Greenville. Comment
  CHSC52511  Sanicula tuberosa L. P. Janeway 1990-6-29 3748 Plumas Plumas National Forest. Meadow on S side of Little Grizzly Creek ca 1/4 mi E of Emigrant Creek. 1767 Comment
  JEPS28596  Sanicula tuberosa George W. Gillett 1957-7-13 761 Plumas below Sifford Lakes (on direct route to the Devils Kitchen, Lassen Volcanic National Park); Lassen Volcanic National Park 2057 Comment
  JEPS956  Sanicula tuberosa W. L. Jepson 1927-6-23 12305 Plumas Warner Creek 1584 Comment
  SEINET10913648  Sanicula tuberosa Barbara J. Ertter, Gary Schoolcraft 1990-5-14 Ertter 8982 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir, forest of mixed conifer, oak, maple; T26N R9E Sec 23. 1372 Comment
  CDA38883  Sarcodes sanguinea R. Wilkey 1959-5-16 2380 Plumas Buck s Lake. 0 Comment
  RSA0091884  Sarcodes sanguinea Bonnie C. Templeton 1968-1 11281 Plumas [No location data on label. Possibly Trinity County.] Comment
  JEPS104066  Saxifraga odontoloma Lowell Ahart 2003-8-13 10503 Plumas On the e side of Hopkins Creek, ca 30 yd south of where Hopkins Creek forks, ca 1/8 mi south of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain, ca 10 1/2 mi (air) ne of La Porte. 1524 Comment
  UC384663  Saxifraga oregana E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  RSA300175  Schedonorus pratensis J. T. Howell, I. Knight, Walter Knight, Gordon H. True 1967-7-10 2194 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area and vicinity. 884 Comment
  CAS-BOT-BC451561  Scheuchzeria palustris V. Oswald; L. Ahart 1988-8-4 3672 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  SEINET10472669  Schoenolirion album Mary Susan Taylor 1982-6-6 Taylor 4610 Plumas T25N R7E nw sec 4. Almanor SW quad. S side of Caribou Rd, ca. 1 mi ne of Queen Lily Campground, ca. 4 air mi ne of Belden. 2700 ft. 823 Comment
  CHSC61444  Schoenoplectus acutus var. occidentalis Vernon H. Oswald; Lowell Ahart 1993-8-11 5785 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. 1767 Comment
  JEPS91025  Schoenoplectus subterminalis Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11435 Plumas Cascade Mountains, Lassen National Park, Little Willow Creek Little Willow Creek; Cascade Mountains, Lassen Nat'l Park, Little Willow Creek 1874 Comment
  SD130994  Schoenoplectus subterminalis Lowell Ahart 1980-10-6 2663 Plumas Lake, I(c) mile west of Fowler Park. 1700 Comment
  CAS-BOT-BC35577  Scirpus congdonii 1975-5-30 s.n. Plumas Sweet Water Glen, Butterfly Botanical Area Comment
  CAS-BOT-BC35579  Scirpus congdonii John Thomas Howell 1959-9-23 s.n. Plumas 3 miles from Juniper Lake on road to Chester 1889 Comment
  CHSC52746  Scirpus microcarpus Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  CHSC64151  Scirpus microcarpus B. Castro; R. A. Schlising 1987-7-21 180 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98, in forest between spring on unnamed E-trending tributary to Mohawk Ck and a small meadow which extends down to Rd 22N98. 1600 Comment
  CAS-BOT-BC111011  Scirpus microcarpus John Thomas Howell 1975-7-15 51855 Plumas Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  SEINET3914778  Scirpus microcarpus LeDoux, Morris; Dunn 1973-6-5 1071 Plumas Collected on south side of Greenville.; 0 Comment
  UC174630  Scutellaria A. A. Heller and P. B. Kennedy 1907-7-15 8843 Plumas near mouth of Little Grizzly Creek below Genessee; Little Grizzly Creek Comment
  UC104317  Scutellaria antirrhinoides Mrs. R. M. Austin July 1878 Plumas Big Meadows Comment
  POM80017  Scutellaria californica Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  CAS-BOT-BC214248  Scutellaria nana David D. Keck 1932-7-6 1720 Plumas 6 miles west of Chester, Sierra Nevada 1524 Comment
  UC450430  Scutellaria tuberosa J. G. Lemmon Plumas Indian Valley; High Sierra, Indian Valley Comment
  CAS-BOT-BC61463  Sedum laxum subsp. laxum Lowell Ahart 1968-6-29 s.n. Plumas Near La Porte. 914 Comment
  CHSC46746  Sedum obtusatum subsp. boreale Lowell Ahart 1979-7-18 2005 Plumas About 1 mile west of Pilot Peak, near the large outcrop on the east side of Quincy La Porte Road, south of Onion Valley, about 10 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC63848  Sedum spathulifolium John Thomas Howell 1967-6-23 42728 Plumas Lewisia Rock, 3/5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CDA14753  Sedum spathulifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3312 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite; between the road and Lights Creek 1341 Comment
  CHSC102069  Sedum spathulifolium Lowell Ahart; John Dittes 2009-7-15 16096 Plumas On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  CHSC76129  Sedum spathulifolium G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3312 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite; between the road and Lights Creek. 1341 Comment
  JEPS26935  Sedum spathulifolium P. C. Hutchison 1961-6-9 2108 Plumas Feather River Canyon Feather River Canyon (at the Butte County line on highway US Alt. 40) Comment
  UCSB45770  Sedum spathulifolium Reisentz, Paul 1979-5-12 Plumas At Injun Jim Campground, 5.7 miles south of Beldon on Highway 70 Comment
  CHSC80807  Senecio aronicoides Lowell Ahart 2001-7-17 8914 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
  JEPS94564  Senecio hydrophiloides Vernon H. Oswald and Lowell Ahart 1997-6-24 8625 Plumas on Diamond Mtn. Motorway (28N15) s Susanville (at the meadow at Wheeler Sheep Campground) 1993 Comment
  CAS-BOT-BC363797  Senecio integerrimus Walter Knight; Irja Knight 1967-5-22 1806 Plumas Butterfly Botanical Area and Vicinity. Rubble gap Comment
  CHSC60526  Senecio integerrimus var. exaltatus L. P. Janeway 1992-5-14 4179 Plumas Plumas National Forest. Head of Dotta Canyon; 0.1 mi north of Dotta Saddle. 1834 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
  UC177191  Senecio integerrimus var. exaltatus A. A. Heller and P. B. Kennedy 1907-7-5 8742 Plumas hills above Red Clover Valley Comment
  SEINET9332215  Senecio integerrimus var. exaltatus Unknown 1982-6-15 3712 Plumas Plumas National Forest Comment
  CHSC67449  Senecio integerrimus var. major Lowell Ahart 1977-6-20 X 1433 Plumas One-half mile northeast of the Feather Fork Mine, about 6 miles north of La Porte. 1645 Comment
  CHSC101941  Senecio triangularis Lowell Ahart; John Dittes 2009-7-13 16045 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
  CAS-BOT-BC364770  Sericocarpus oregonensis subsp. californicus M. S. Taylor 1981-9-2 4262 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls 1463 Comment
  CAS-BOT-BC364771  Sericocarpus oregonensis subsp. californicus Roxana S. Ferris; Laura Lorraine 1941-8-8 10418 Plumas 3 miles from Greenville on road to Lake Almanor Comment
  UC725820  Sidalcea asprella subsp. nana A. A. Heller 1938-6-14 15158 Plumas open places near Gray's Flat (on the Feather River Highway); , nr Gray's Flat 868 Comment
  CHSC68369  Sidalcea gigantea L. P. Janeway 1996-8-20 5075 Plumas Adjacent to Road 23N18 at Little North Fork Middle Fork Feather River. 1389 Comment
  JEPS97954  Sidalcea gigantea B. G. Baldwin 1999-8-16 1089 Plumas along Oroville-Quincy Highway, 7.6 mi E of junction with US Forest Service Road 28 (Four Trees Road), 0.5 mi W of US Forest Service Road 23N73Y Comment
  POM282878  Sidalcea glaucescens Lyman Benson 1932-7-29 3980 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  UCR123524  Sidalcea glaucescens George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6870 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  POM186833  Sidalcea malviflora subsp. asprella D. D. Keck 1932-7-3 1692 Plumas Quincy, in the northern Sierra Nevada. 1067 Comment
  RSA87484  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-6-25 19625 Plumas Feather River Canyon, 10 miles west of junction with Highway #89. Comment
  CHSC21704  Sidalcea oregana subsp. spicata F. T. Griggs; A. Pass 1975-8-2 289 Plumas Buck's Lake Forest Service Survey. Comment
  POM282919  Sidalcea oregana subsp. spicata Lyman Benson 1932-7-29 3981 -a Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  CHSC88885  Silene G. Blosser 2004-8-15 8 Plumas High Sierra Nevada. Middle Fork Feather River: 10 feet from the east bank of river 1/2 mile north of Mohawk. 1310 Comment
  CAS-BOT-BC174851  Silene bernardina L. P. Janeway 1992-7-10 4254 Plumas About 0.5 mi northeast of top of Grizzly Ridge, between Joseph Creek and Oliver Creek 2087 Comment
  JEPS95381  Silene bernardina Lowell Ahart 1994-7-22 7488 Plumas S of the Pacific Crest Trail, W of the large twin rocks on the NE side of Mount Etna 1981 Comment
  UC2042995  Silene douglasii Barbara Ertter with Gary Schoolcraft 1990-5-14 8970 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  RSA52887  Silene douglasii R. Weatherby 1950-8-11 1507 Plumas Trail near Long Lake, Lakes Basin Area. Comment
  CAS-BOT-BC181290  Silene invisa Lowell Ahart 1986-7-8 5351 Plumas About 1 mi. NW of Pilot Peak, ca. 14 mi. NE of La Porte - Sierra Nevada 1981 Comment
  CAS-BOT-BC181291  Silene invisa Lowell Ahart 1986-9-10 5396 Plumas About 1/2 mile north-west of Pilot Peak, about 1/2 mile south-east of Onion Valley, about 14 miles north-east of La Porte 2072 Comment
  CHSC67359  Silene laciniata subsp. californica James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2571 Plumas Red Mtn. Rd. in saddle below summit, above junction with Rich Gulch Rd., N of Hwy. 70. Comment
  CHSC82095  Silene laciniata subsp. californica L. P. Janeway 2001-8-5 7419 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  CDA13806  Silene lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13493 Plumas Sierra Nevada; E of upper Bull Run Creek off USFS 23N12E. Comment
  UCSB15992  Silene lemmonii Breedlove, Dennis 1962-6-12 Plumas Bank of Jackson Creek; upper rrainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  NY453072  Silene menziesii Mrs. Ames 1876-1 s.n. Plumas Comment
  CAS-BOT-BC389562  Silene nuda Alice Eastwood 1927-6-27 14914 Plumas United States Forest Reserve. On road from Reno to Chilcott [Chilcoot] Comment
  JEPS101234  Silene nuda Dean W. Taylor 2000-8-12 17564 Plumas Dry Flat (3 air mi SE of Antelope Lake, Feather River watershed) 1691 Comment
  SEINET10537592  Silene nuda subsp. insectivora Mary Susan Taylor 1981-7-11 Taylor 4068 Plumas T27N R7E ne/ne sec 10, Almanor SW quad. SW side of Lake Almanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi NW of Prattville, ca. 3/4 mi E of Hwy 89; 4500 ft elev. 1372 Comment
  NY342641  Silene occidentalis R. M. Austin 07 1878 s.n. Plumas Big Meadows Comment
  CHSC73941  Silene occidentalis subsp. occidentalis B. Castro; L. Gehrung 1998-9-24 842 Plumas Ca 3 air mi W of Pilot Peak, on S-facing slope of W-trending ridge, on E side of USFS Rd 22N60 ca 0.1 mi S of the Pacific Crest Trail crossing. 1798 Comment
  CHSC82498  Silene occidentalis subsp. occidentalis Lowell Ahart 2002-6-26 9779 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
  JEPS50947  Silene occidentalis subsp. occidentalis R. H. Platt 1891-1 Plumas the Sierras Comment
  RSA232725  Sisyrinchium elmeri Larry E. DeBuhr, Gary D. Wallace 1972-5-21 593 Plumas Plumas Natl Forest, Butterfly Valley about 1 mile SW of Keddie. 1189 Comment
  SEINET10594352  Sitanion hystrix Mary Susan Taylor 1982-8-17 Taylor 5014 A Plumas T25N R12E se1/4ne1/4 sec.28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. With Haplopappus suffruticosus. 2551 Comment
  UC1134653  Smilacina racemosa G. T. Nordstrom 1934-7-20 241 Plumas 1/2 mi nw Edmanton; Plumas National Forest, Bidwell Bar Quadrangle Comment
  JEPS62127  Smilacina racemosa John W. Duffield 1937-5-26 Plumas In Camp Schneider Creek (above and w of Meadow Valley) Comment
  RSA31230  Solidago canadensis subsp. elongata Joseph A. Ewan 1934-7-19 8252 Plumas Dentens, Mohawk Valley. 1616 Comment
  CAS-BOT-BC365510  Solidago elongata E. K. Balls 1950-8-31 15520 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1097 Comment
  CAS-BOT-BC365511  Solidago elongata Robert J. Weatherby 1950-7-21 1472 Plumas East Quincy 1036 Comment
  CAS-BOT-BC365518  Solidago elongata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region 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
  UC830217  Solidago elongata Mrs. E. C. Sutliffe Aug 1917 Plumas Blairsden Comment
  UC88141  Solidago elongata D. Cleveland 1882-7-20 Plumas Prattville Comment
  RSA151672  Solidago lepida var. salebrosa R. C. Bacigalupi, J. R. Sweeney 1953-8-31 4349 Plumas Northern limits of Taylorsville. 1080 Comment
  CHSC118489  Solidago spectabilis Don Lepley 2016-8-7 Plumas Lassen National Forest. Almanor Ranger District. North side of Rd. 27N43 a mile west of Shanghai Ck.crossing. 1586 Comment
  JEPS115557  Solidago spectabilis Lowell Ahart, John Dittes 2009-7-28 16205 Plumas On damp soil, meadow southeast of powerline, 500 feet southeast of Forest Service Road 27N28Y, slope north of Ohio Creek, 2.6 miles (air) northwest of Butt Valley Reservoir Dam 1511 Comment
  CAS-BOT-BC374403  Sonchus asper John Thomas Howell; H. Keith Wagnon 1980-5-26 53587 Plumas Lewisia Rock, Feather River Canyon 3.5 miles southwest of Belden 609 Comment
  CAS-BOT-BC236552  Sorghum halepense John Thomas Howell 1959-9-26 35081 Plumas Storrie, Sierra Nevada 548 Comment
  CHSC92203  Sparganium emersum subsp. emersum Lowell Ahart; John Dittes 2005-9-20 12430 Plumas In Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  UC1099920  Sparganium emersum var. emersum Herbert L. Mason 1953-7-8 14560 Plumas 4 mi nw Loyalton Comment
  CAS-BOT-BC390071  Spergularia atrosperma John Thomas Howell 1951-8-20 28234 A Plumas 3 miles east of Beckwourth, Sierra Valley 1524 Comment
  CHSC21554  Spergularia rubra L. M. Mayer; D. E. Brink Jr. 1975-7-2 427 Plumas Bucks Lake. Comment
  SEINET10537502  Spergularia rubra Mary Susan Taylor 1982-9-7 Taylor 5104 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  UC579482  Sphaeromeria potentilloides var. potentilloides E. Sawyer 1935-6-6 73 Plumas 2 1/2 mi sw Sugarloaf; Sierraville Quad. 1493 Comment
  CDA41086  Sphenosciadium capitellatum G. F. Hrusa, T. D. Wilfred 1996-8-1 13422 Plumas Sierra Nevada; Pine Creek at Brady's Camp, ~ 1/2 mi. NE Argentine Rock. Sheet 1 of 2 Comment
  CHSC66743  Sphenosciadium capitellatum Vernon H. Oswald; Lowell Ahart 1996-8-14 8171 Plumas Northern High Sierra Nevada. Near Bucks Summit on the Oroville-Quincy Hwy. Between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Rd., 1.8 mi NE of White Horse Campground. 1676 Comment
  SD8401  Spiraea densiflora Mrs. R. M. Austin 1879-1 Plumas Mt. Dyer, Big Meadows Comment
  UC384658  Spiraea densiflora E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CAS-BOT-BC149638  Spiraea douglasii John Thomas Howell 1961-6-21 36605 Plumas Greenville 1097 Comment
  CAS-BOT-BC149640  Spiraea douglasii George W. Gillett 1957-7-19 856 Plumas On trail to Sifford Lakes, about 1 1/4 miles above The Devils Kitchen 2057 Comment
  CAS-BOT-BC149641  Spiraea douglasii John Thomas Howell 1960-7-18 35583 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC149653  Spiraea douglasii John Thomas Howell 1924-8-10 617 Plumas Butterfly Valley near Quincy Comment
  CAS-BOT-BC149663  Spiraea douglasii V. K. Kinzie 1924-8-1 s.n. Plumas Engelmine [Engel Mine] Comment
  CDA26443  Spiraea douglasii J. R. Keck Jr. 1978-6-3 PDR# 330064 Plumas Snake Lake, near Quincy. 0 Comment
  POM183489  Spiraea douglasii J. G. Lemmon s.n. Plumas American and Indian Valleys. Comment
  SBBG33889  Spiraea douglasii L. S. Rose 1969-6-24 69049 Plumas Butterfly Valley, S of Keddie 1158 Comment
  SDSU9261  Spiraea douglasii R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile N of Chester. Comment
  UC1128718  Spiraea douglasii F. W. Embree 1934-6-6 86 Plumas Three Lakes; Plumas National Forest, Bidwell Bar Quad. 1889 Comment
  CHSC99835  Spiranthes porrifolia Lowell Ahart 2008-8-13 15179 Plumas North side of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of LaPorte. 1613 Comment
  JEPS115216  Spiranthes porrifolia Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16152 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
  RSA59672  Spiranthes romanzoffiana E. K. Balls 1950-9-9 15740 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  UC1101241  Spirodela polyrhiza Malcolm A. Nobs and S. Galen Smith 1949-8-19 1398 Plumas ca 2 mi s Greenville; Indian Valley Comment
  UC1101246  Spirodela polyrhiza Herbert L. Mason 1953-7-8 14561 Plumas 4 mi nw Loyalton Comment
  CHSC97092  Stachys ajugoides var. rigida Lowell Ahart; Josephine Guardino 2007-7-21 14386 Plumas Bottom and sides of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  UCD147789  Stachys rigida Allyson Ayalon; Lucie Jerabkova 2012-8-1 142 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  HSC95544  Stachys rigida var. rigida L. Ahart 2003-9-7 10557 Plumas Hartman Bar Ridge, about 1 mi. SW of Franklin Hill, about 3 1/2 mi. NW of Tamarack Flat, about 6 mi. NW of Little Grass Valley Reservoir Dam. 1524 Comment
  CAS-BOT-BC181388  Stellaria calycantha Mrs. Jos Clemens 1920-8-16 s.n. Plumas Homer Lake, near Greenville Comment
  CHSC100046  Stellaria crispa Lowell Ahart 2008-7-16 15094 Plumas Near the northwest edge of a small meadow (swamp), about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC113893  Stellaria crispa Lowell Ahart 2014-8-31 19805 Plumas Around rocks in an unnamed drainage, on the west side of Black Rock Cree, 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
  CHSC41390  Stellaria crispa Lowell Ahart 1986-7-1 5330 Plumas Along Bunker Hill Creek, at the Bunker Hill Mine, about 11 miles north-east of La Porte. 1889 Comment
  CHSC63218  Stellaria crispa Lowell Ahart 1994-7-28 7545 Plumas On the east sides of a small stream, north-east of Frenchman Hill, south-west of Bucks Lake. 1706 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
  JEPS103593  Stellaria umbellata Lowell Ahart 2002-6-26 9757 Plumas In a meadow, on the SW side of a gravel road, ca 2 miles (air) NW of Little Grass Valley Reservoir dam, ca 5 miles (air) NW of La Porte. 1741 Comment
  CAS-BOT-BC87778  Streptanthus tortuosus A. A. Heller 1938-7-2 15238 Plumas 3 miles east of Quincy. 1097 Comment
  CAS-BOT-BC87781  Streptanthus tortuosus John Thomas Howell 1951-6-27 27638 Plumas Sierra Nevada. Jamison Creek. 1828 Comment
  CAS-BOT-BC87805  Streptanthus tortuosus Margaret Williams; Emily McPhersen 1974-8-5 74 -P-6 Plumas Sierra Nevada. Trail to Mount Elwell, Lakes Basin. Above Silver Lake. 2072 Comment
  CHSC84883  Swertia albicaulis var. nitida R. D. Fischer; Jenny Marr 2003-7-4 7 Plumas Northern Sierra Nevada, Butt Valley Reservoir, approx 5 miles south of Almanor. Plant collected between the main rd and lake along the eastern shore of the southern half of lake. Streambed 75 ft. from lake shore. 1264