Search Results — 2000 specimen records retrieved (1450 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
  CDA11940  Acer glabrum var. torreyi G. F. Hrusa, J. Dinsdale 1989-6-27 7200 Plumas Sierra Nevada; NW end of Bucks Lake, very near lake margin. Comment
  CHSC34260  Acer glabrum var. torreyi M. S. Taylor 1981-9-10 4271 A Plumas Bullfrog Ravine, ca. E mi W of Indian Falls. 1737 Comment
  CAS-BOT-BC333226  Acer macrophyllum Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 871 Plumas On La Porte Rd., 10 km S of jct with Hwy 70. 1400 Comment
  CHSC14057  Acer macrophyllum J. Moore 1974-5-11 Plumas ca. 7 mi s of Greenville, ca 1/2 mi n of intersection of Hwys 70 and 89. 914 Comment
  CHSC92173  Achillea millefolium Lowell Ahart; John Dittes 2005-9-20 12436 Plumas Along the dry stream, north of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2041 Comment
  JEPS37079  Achillea millefolium unknown 1939-8-16 19445 Plumas 1036 Comment
  UC1125402  Achillea millefolium F. W. Embree 1934-6-12 108 Plumas w end Haskins Valley; Bidwell Bar Quad., Plumas National Forest 1615 Comment
  CAS-BOT-BC260431  Achnatherum hymenoides W. Harnach; N. Harnach 1990-6-16 382 Plumas Frank Dotta Ranch 1524 Comment
  CAS-BOT-BC210701  Achnatherum lemmonii John Thomas Howell 1973-7-10 49752 Plumas Near Greenville 1097 Comment
  CHSC91838  Achnatherum nevadense G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3305 Plumas Sierra Nevada. 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  CAS-BOT-BC210841  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-7-19 35684 A Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC108144  Achnatherum occidentale subsp. occidentale Lowell Ahart 2011-9-17 17673 Plumas On bare open basalt, about 200 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 180 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1645 Comment
  CHSC73876  Achnatherum occidentale subsp. occidentale B. Castro 1997-6-9 727 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir, on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22N50X which climbs the peak. 1694 Comment
  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
  CHSC53186  Achnatherum occidentale subsp. pubescens L. P. Janeway 1989-6-14 3313 Plumas Plumas National Forest. Along s'ly side of Red Clover Valley. 1685 Comment
  SBBG115949  Achnatherum occidentale subsp. pubescens J. T. Howell 1955-7-19 30754 Plumas Beckwourth 1493 Comment
  UCD51203  Achnatherum occidentale subsp. pubescens B. Crampton 1954-7-5 2044 Plumas along Hwy. 89, 1.5 miles north of Greenville. Comment
  UC641668  Achnatherum thurberianum G. L. Stebbins Jr. 1939-7-9 2936 Plumas sw slope of Meadow View Peak Meadow View Peak 1920 Comment
  SBBG21858  Acmispon americanus D. Myrick 1964-7-19 871 Plumas trail to Boiling Lake, Drakesbad 1737 Comment
  CHSC21534  Acmispon americanus var. americanus L. Mayer; D. Brink 1975-7-9 Plumas Roadside. Buck's Lake Forest Service Survey. Comment
  CHSC9706  Acmispon americanus var. americanus Nancy Mosman 1971-7-11 71 Plumas Found 3 ft e of Hwy 70 ca. 1.3 mi s of the Beldon turnoff. 1025 Comment
  CHSC52439  Acmispon grandiflorus var. macranthus L. P. Janeway 1987-6-20 2280 Plumas Ravine on N side of S Br Middle Fk Feather River, below Whiskey Hill. 1158 Comment
  UC465625  Aconitum columbianum R. P. A. July, 1896 413 Plumas Lassen's Peak, Hot Spring Valley Comment
  CAS-BOT-BC391472  Aconitum columbianum subsp. columbianum John Thomas Howell 1926-7-31 2175 Plumas Near Prattville 1463 Comment
  CAS-BOT-BC391479  Aconitum columbianum subsp. columbianum Catherine Best 1983-8-29 876 Plumas Lakes Basin Campground 1920 Comment
  CAS-BOT-BC391474  Aconitum columbianum subsp. columbianum John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50633 Plumas Headwaters of Indian Creek south of Diamond Mountain 2103 Comment
  RSA52858  Aconitum columbianum var. columbianum R. Weatherby 1950-7-7 1445 Plumas Quincy. 1220 Comment
  CAS-BOT-BC412889  Aconogonon davisiae Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC412895  Aconogonon davisiae John Thomas Howell 1951-6-28 27692 Plumas Eureka Peak 2133 Comment
  UCD19138  Aconogonon phytolaccifolium W. B. McHenry 1990-8-7 s.n. Plumas Bucks Lake. 1584 Comment
  JEPS28620  Adenocaulon bicolor George W. Gillett 1957-7-17 803 Plumas upper Willow Lake (near the east inlet); Lassen Volcanic National Park, Willow Lake 1661 Comment
  CAS-BOT-BC65502  Adiantum aleuticum Clarence R. Quick 1952-9-6 52 -315 Plumas Southeast of Meadow Valley (about 1.5 miles se. of Dean's Valley) 1219 Comment
  RSA424435  Adiantum aleuticum Margaret J. Williams, Betty Larson 1983-8-12 83- 136 -1 Plumas Caribou Power Station road, 25 miles west of Quincy. Comment
  CHSC52027  Agastache urticifolia L. P. Janeway 1989-6-23 3386 Plumas Plumas National Forest. W'ly facing slope overlooking Crocker Cr; vicinity of Crocker Guard Station. 1874 Comment
  UCD125004  Agastache urticifolia Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  SEINET10497800  Agastache urticifolia Mary Susan Taylor 1981-7-6 Taylor 3985 Plumas 6300 ft. T25N R15E nw/nw sec 7. Ferris Creek quad. S side of 25N84, at base of Devils Postpile type rock formation, ca. 1 mi E of Beckwourth-Milford Rd (26N70), ca. 18 air mi NE of Beckwourth. 1920 Comment
  CAS-BOT-BC15456  Agoseris glauca var. glauca John Thomas Howell 1962-6-17 37701 Plumas Portola 1463 Comment
  CDA13425  Agoseris glauca var. monticola G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13273 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. NE of Quincy. Comment
  CHSC92115  Agoseris grandiflora Lowell Ahart; John Dittes 2005-9-19 12421 Plumas On damp disturbed soil, along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  RSA716688  Agoseris grandiflora L. Ahart, John Dittes 2005-9-19 12421 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  CAS-BOT-BC29657  Agoseris grandiflora var. grandiflora Thomas H. Kearney 1945-8-10 s.n. Plumas Lake Almanor Comment
  CAS-BOT-BC22921  Agoseris heterophylla John Thomas Howell 1951-6-27 27578 A Plumas Johnsville 1584 Comment
  CHSC115165  Agoseris heterophylla Lowell Ahart 2015-6-7 20208 Plumas On the west side of the dirt road, Lava Top, about 2-1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  SEINET6738667 Image available Agoseris heterophylla W. Harnach, N. Harnach 2002-6-10 1095 Plumas Sierra Valley, 0.3 miles east of the intersection of County Road A-23 on Marble Lane 1490 Comment
  CAS-BOT-BC13441  Agoseris retrorsa Walter Knight; Irja Knight 1967-5-22 1816 Plumas Butterfly Canyon 990 Comment
  UCD150434  Agoseris retrorsa William Anderson 1965-6-6 s.n. Plumas Virgilia. Comment
  CAS-BOT-BC127083  Agrostis exarata Clare B. Hardham 1970-8-11 17716 D. Plumas Road to Thompson Peak Lookout. 2133 Comment
  RSA201346  Agrostis exarata J. T. Howell 1960-7-22 35883 Plumas Drakesbad. Devils kitchen 1677 Comment
  UC1100236  Agrostis exarata Malcolm A. Nobs and S. Galen Smith 1949-8-20 1465 Plumas on road between Milford and Beckwourth about 13 mi sw Milford Comment
  CAS-BOT-BC139253  Agrostis idahoensis Lowell Ahart 1985-7-11 5143 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles northwest of La Porte. 1584 Comment
  CHSC97079  Agrostis scabra Lowell Ahart; Josephine Guardino 2007-7-20 14340 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  SD71008  Agrostis scabra John Thomas Howell 1960-7-20 35722 Plumas Lassen Volcanic National Park, near steam vents and hot springs, Boiling Springs Lake. 1798 Comment
  CAS-BOT-BC138707  Agrostis scabra John Thomas Howell 1960-7-20 35774 Plumas Lassen Volcanic National Park. Boiling Springs Lake. 1798 Comment
  CHSC112386  Agrostis stolonifera L. P. Janeway 2014-7-15 11520 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
  SEINET10510663  Agrostis stolonifera Lowell Ahart 1995-9-13 Ahart 7637 Plumas T22N, R10E, south-east 1/4 Section 5. Small size plant on dry gravelly dark soil on the north-west side of Onion Valley, east of Quincy La Porte Road about 1 mile north-west of Pilot Peak. Mountain meadow in red fir forest. 1829 Comment
  CHSC94220  Agrostis thurberiana Lowell Ahart 2006-7-9 12930 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
  CHSC98579  Allium acuminatum B. Castro; L. P. Janeway 2005-7-10 1496 Plumas Northern High Sierra Nevada. Near Lassen Co line. Crest of the Diamond Mtns, overlooking NW end of Honey Lake, at N end of Stony Ridge. At N end of jeep road ca 0.6 mi from its junction with sharp bend in Rd 27N12, on open flat basalt pebble-field around headwaters of Stony Creek. 1990 Comment
  UC1583993  Allium amplectens G. Schoolcraft 1990-6-4 2073 Plumas about 5 mi e Beckwourth (on s side of Hwy. 70) 1490 Comment
  CHSC80895  Allium campanulatum Lowell Ahart 2001-7-17 8916 Plumas Meadows, on the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC466468  Allium campanulatum C. R. Quick 1957-6-15 57 -09 Plumas About 1 mile south of Lake Almanor Comment
  CAS-BOT-BC466613  Allium campanulatum John Thomas Howell 1960-7-18 35604 Plumas Dry rocky slope near hot springs, Drakesbad 1828 Comment
  CAS-BOT-BC466702  Allium campanulatum Anna Head 1920-7-20 s.n. Plumas Summit Mt Elwell Comment
  CDA32386  Allium campanulatum G. D. Barbe, T. C. Fuller 1982-6-15 3724 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  UC1075683  Allium campanulatum Robert J. Weatherby 1955-7-2 1569 Plumas Bear Ridge near Taylor Lake; Bear Ridge 2194 Comment
  CAS-BOT-BC472961  Allium lemmonii Arthur Menzies Spring 1965 s.n. Plumas Portola; Sierra Nevada Comment
  CAS-BOT-BC205709  Allium parvum James R. Shevock 1985-5-19 11168 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01 at Dixie Valley, 11.6 miles northwest of Frenchman Reservoir 1900 Comment
  CAS-BOT-BC132122  Allium sanbornii var. sanbornii Mary E. Wall 1940-7-18 s.n. Plumas Paradise Comment
  CAS-BOT-BC26652  Allocarya ambigens Amos Arthur Heller; P. B. Kennedy 1907-7-2 8682 Plumas Between Vinton and Peckwith Comment
  RSA718437  Allophyllum integrifolium L. Ahart 2006-7-9 12921 Plumas 100 yards north of the paved basalt road, about 4 (air) miles northwest of Tamarack Flat, about 6 (air) miles northwest of Little Grass Valley Reservoir. 1651 Comment
  POM147042  Allophyllum violaceum Alice Eastwood 1927-06 14922 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  CAS-BOT-BC171351  Alnus incana subsp. tenuifolia John Thomas Howell 1955-7-20 30839 Plumas Mohawk. Sierra Nevada 1371 Comment
  CAS-BOT-BC171361  Alnus incana subsp. tenuifolia E. K. Balls 1950-9-9 15758 Plumas S end of samll lake to W of Lakes Center Public Campground, southern Plumas Co. 2042 Comment
  UC1135164  Alnus incana subsp. tenuifolia F. W. Embree 1934-6-12 102 Plumas 1 1/4 mi sw Bucks Ranch; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC170698  Alnus rhombifolia A. A. Heller; P. B. Kennedy 1907-7-15 8841 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  SEINET12029703  Alnus tenuifolia W. Knight, Knight, I. 1983-1 4944 Plumas Confluence of North Fork of Feather River & Warner Creek, on road between Chester & Drakesbad 1463 Comment
  CHSC97534  Alopecurus aequalis Lowell Ahart; John Dittes 2007-6-16 14149 Plumas On the bottom of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC81744  Amaranthus californicus Lowell Ahart 2001-10-16 9366 Plumas On the south side of a small stream, below the high water line and on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CAS-BOT-BC13541  Ambrosia acanthicarpa John Thomas Howell 1959-9-25 35025 Plumas Summit of Beckwourth Pass 1588 Comment
  CAS-BOT-BC136781  Amelanchier utahensis Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1969-6-24 2435 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area. Along roadside, Highway 70 883 Comment
  SEINET6329353  Amelanchier utahensis L. R. Miller 1929-5-12 s.n. Plumas 4 miles southwest of Blairsden Comment
  CHSC28961  Anaphalis margaritacea J. D. Jokerst 1979-10-5 365 Plumas Meadow area E of road and North Fork Feather River, 1.0 mi N of Hwy 70. Comment
  CHSC45414  Anemone drummondii Lowell Ahart 1979-7-18 1992 Plumas On the north side of the dirt road, north of Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  CHSC107447  Anemone drummondii var. drummondii Matt Simenc; Rebecca Joyner 2011-7-2 10 Plumas Northern High Sierra Nevada. 0.25 miles NW of Pacific Crest Trail where it crosses ridge top just South of Onion Valley Reservoir. North facing, gently sloped, serpentine ridge top. 2013 Comment
  CHSC63444  Angelica breweri Lowell Ahart 1994-7-28 7530 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  JEPS16088  Angelica breweri W. L. Jepson 1924-7-22 10610 Plumas Middle Fork Feather River, Rich Point Middle Fork Feather River; , Rich Point 914 Comment
  POM82678  Angelica californica Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. 915 Comment
  UCD149051  Antennaria G. Ledyard Stebbins 1982-6-13 C 201 a Plumas Stony Ridge. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CHSC97064  Antennaria argentea Lowell Ahart; Josephine Guardino 2007-7-21 14377 Plumas Around pine trees, along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  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
  UC134205  Antennaria geyeri Mrs. R. M. Austin 1882-8-1 Plumas Lassen's Peak Comment
  CAS-BOT-BC58696  Antennaria luzuloides L. P. Janeway; Garrett Gibson 1991-6-13 4005 Plumas 0.25 mi. WNW of Claireville Flat, ca. 0.5 mi. SE of Hwy 70 and Willow Creek 1484 Comment
  RSA123402  Antennaria luzuloides E. Sawyer 1935-6-27 210 Plumas Mouth of Dixie Valley 1555 Comment
  CAS-BOT-BC79926  Antennaria microphylla A. A. Heller; P. B. Kennedy 1907-7-5 8749 Plumas Red Clover valley Comment
  CAS-BOT-BC79974  Antennaria microphylla Anna Head 1920-7-1 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CHSC76032  Antennaria rosea G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3266 Plumas Mount Hough summit. 2194 Comment
  POM186516  Anthemis cotula D. D. Keck 1932-7-3 1683 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  CHSC64857  Anthoxanthum odoratum Vernon H. Oswald 1995-6-24 6910 Plumas E edge of Last Chance Marsh at the n end of Lake Almanor, paralled by the road to Last Chance Campground (FS 28N11), 2.0 mi (odometer) n of Hwy. 36. 1371 Comment
  SJSU15279  Antirrhinum cornutum S. Woolhouse 2009-7-28 15 Plumas Next to Caribou Road and the north fork of the Feather River Comment
  CHSC35274  Antirrhinum vexillo-calyculatum subsp. intermedium M. S. Taylor 1981-7-26 4113 Plumas N side of Caribou Rd, 3.7 mi ne of its jct with Hwy 70 near Belden. 853 Comment
  CHSC59930  Antirrhinum vexillo-calyculatum subsp. intermedium L. P. Janeway 1992-8-6 4285 Plumas Along Hwy 70, on south side of East Branch Feather River at Soda Creek; 2.8 mi east of Crystal Springs, 4.6 mi east of Grays Flat. 899 Comment
  RSA71312  Antirrhinum vexillocalyculatum subsp. intermedium L. S. Rose 1951-6-29 51057 Plumas Feather River Canyon near Grays Flat. 823 Comment
  OBI10236  Aphanes occidentalis Lewis S. Rose 1967-5-7 67065 Plumas 3 mi W of Keddie. Butterfly valley 945 Comment
  UC54549  Apocynum androsaemifolium H. M. Hall and E. B. Babcock July, 1903 4440 Plumas Genesee Valley Sierra Nevada, Genesee Valley 1097 Comment
  SEINET7923496  Apocynum androsaemifolium M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -7 Plumas Road from Chilcoot along Last Chance Creek to Frenchman's 1707 Comment
  UCD121292  Apocynum androsaemifolium R. Tofsrud 1948-7-20 s.n. Plumas Between Quincy and Buck's Lake. 1219 Comment
  POM253303  Apocynum androsaemifolium subsp. pumilum A. A. Heller 1938-6-22 s.n. Plumas Along highway #36, south of Chester 1311 Comment
  SEINET12334043  Apocynum androsaemifolium subsp. pumilum L. P. Janeway 1989-1 3545 Plumas Blue Nose Mtn. quad T23N R11E SE1/4 of sec.17;Above western branch of Bell Bar Cr;0.6mi S of Middle* 1494 Comment
  CAS-BOT-BC397878  Aquilegia formosa John Thomas Howell 1951-8-19 28170 Plumas 3 miles east of Rich Bar 853 Comment
  UC569712  Aquilegia formosa E. Sawyer 1935-6-24 139 Plumas 4 1/2 mi e Crow; Sierraville Quadrangle 1828 Comment
  SEINET5337615  Aquilegia formosa A. A. Heller, P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  SEINET10874433  Arabis constancei Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3827 Plumas T24N R10E ne/sw sec 25, Spring Garden quad. S side of Hwy 70, ca. 100 ft W (upslope) of RR track, ca. 200 yds S of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. Yellow Pine Forest opening over serpentine; 4000 ft. 1219 Comment
  NY639723  Arabis holboellii var. pinetorum R. R. Halse 1977-5-22 1552 Plumas Along State Highway 89, 5.8 miles north of Quincy 960 Comment
  SEINET10448423  Arabis inyoensis Mary Susan Taylor 1982-7-21 Taylor 4893 Plumas T23N R10E se/ne sec 7. Quincy quad. Around s end of Bachs Creek Ridge on rock outcrops in dry open areas, ca. 5 mi se of Quincy. 5750 ft. 1753 Comment
  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-BC407695  Arceuthobium americanum Anna Head 1921-7-7 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC102747  Arceuthobium americanum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16147 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam. 1606 Comment
  CAS-BOT-BC407771  Arceuthobium californicum Robert J. Weatherby 1955-8-2 1667 Plumas Jeep trail from Spanish Ranch to Bean Hill Diggings, Meadow Valley 1158 Comment
  CHSC76148  Arceuthobium campylopodum G. F. Hrusa; T. D. Wilfred 1996-8-22 13520 Plumas Plumas National Forest. S end of ridge on W side of Little Long Valley Creek, about 1/2 n. N of Hwy 70 and 15 miles E of Quincy. 1640 Comment
  CAS-BOT-BC409921  Arceuthobium campylopodum L. P. Janeway 1989-9-6 3641 Plumas Along road 24N45Y, 0.25 mi. E of Crocker Meadow and the Beckwourth-Genesee Road, 6.3 miles N of Beckwourth 1752 Comment
  CAS-BOT-BC38483  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-22 51358 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC38487  Arctostaphylos mewukka subsp. truei John Thomas Howell 1966-7-26 42005 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CAS-BOT-BC38621  Arctostaphylos mewukka subsp. truei J. D. Jokerst 1985-7-23 2542 Plumas Edges of Highway 70 at the entrance to the Indian Jim Campground. Comment
  CAS-BOT-BC42115  Arctostaphylos patula Mrs. S. Earle Kelley 1920-7-1 s.n. Plumas Greenville 1097 Comment
  CAS-BOT-BC42116  Arctostaphylos patula Anna Head 1921-6-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC42118  Arctostaphylos patula Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville 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
  RSA122004  Arctostaphylos patula C. G. Albertus 1935-7-22 222 Plumas 3 3/4 miles S.W. of Lovejoys, Downieville. 1768 Comment
  UC1552778  Arctostaphylos patula Frederica Bowcutt 1985-6-6 557 Plumas about 1/8 mi n Beckwourth-Genesee Rd. (about 15 air mi ne of Quincy) 1554 Comment
  CAS-BOT-BC27299  Arctostaphylos truei W. Knight; Irja Knight 1968-3-7 2593 Plumas From Injun Jim Campground on North Fork Feather River 609 Comment
  CAS-BOT-BC47028  Arctostaphylos viscida subsp. viscida Catherine Toschi 1963-7-2 s.n. Plumas 2 mi. nw. of Greenville. Comment
  CAS-BOT-BC47074  Arctostaphylos viscida subsp. viscida John Thomas Howell 1959-9-21 34776 Plumas N. fork Feather River near Belden. 701 Comment
  UC1121435  Arctostaphylos viscida subsp. viscida E. Nourse 1934-8-14 15 Plumas 2 1/2 mi e and 6 1/2 mi s Quincy; Plumas National Forest, Downieville Quadrangle Comment
  CHSC91931  Arenaria aculeata L. P. Janeway 2005-7-31 8510 Plumas Northern High Sierra Nevada. Diamond Mountains, top of spur ridge 0.3 km southwest of Crystal Peak. 2308 Comment
  CHSC91932  Arenaria aculeata L. P. Janeway 2005-7-30 8503 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains along Road 24N44 0.2 km east of Snow Lake; 4.7 km south-southwest of Adams Peak. 1884 Comment
  SEINET10537557  Arenaria kingii var. glabrescens Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3872 Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  CAS-BOT-BC82219  Arnica chamissonis John Thomas Howell 1926-7-30 2157 Plumas Prattville 1371 Comment
  CAS-BOT-BC82223  Arnica chamissonis H. E. Brown 1897-8-1 607 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC82227  Arnica chamissonis L. P. Janeway 1992-6-4 4217 Plumas along Bonta Creek in wooded pasture between Mohawk Ranger Station barracks and Middle Fork Feather River 1318 Comment
  UC337199  Arnica cordifolia unknown 1889-5-28 Plumas Mohawk Valley Comment
  UC579655  Arnica cordifolia E. Sawyer 1935-5-22 27 Plumas 1 1/4 mi ne Beckwith Butte; Plumas National Forest, Sierraville Quad. 1706 Comment
  CAS-BOT-BC82356  Arnica cordifolia L. P. Janeway 1992-5-12 4167 Plumas North side of Lake Davis and Rd 112, ca 6 1/2 mi northwest of the road to the dam. Grizzley Valley quad 1780 Comment
  CAS-BOT-BC82358  Arnica cordifolia Anna Head 1921-7-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CHSC108714  Arnica dealbata B. Castro; L. P. Janeway 2003-9-7 1455 Plumas High Cascade Range. Caribou Wilderness Area, ca 0.6 mi NW of Hay Meadow and 0.4 mi NW of Indian Meadow, along E side of trail off S end of large unnamed wet meadow. Large plts scattered in one patch between trail and creek feeding Indian Meadow. 2017 Comment
  CAS-BOT-BC82494  Arnica discoidea Mary Strong Clemens 1920-6-25 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC82504  Arnica discoidea Thos. Harris 1969-7-25 s.n. Plumas on ridge south of Almanor 1584 Comment
  CHSC102706  Arnica nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16161 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC79445  Arnica nevadensis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3141 Plumas 3.25 miles west of Round Valley Reservoir dam, 0.25 mile east of junction with road to Canyon Dam. 1633 Comment
  CHSC67617  Arrhenatherum elatius James D. Jokerst 1985-6-10 2406 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  CHSC53685  Artemisia arbuscula L. P. Janeway 1989-7-13 3487 Plumas Plumas National Forest. Along SW side of Red Clover Valley; ca 1/4 mi SW of Beckwourth-Genesee Rd (rd111) 11.3 mi from Beckwourth. 1699 Comment
  SEINET10905058  Artemisia biennis Mary Susan Taylor 1982-8-27 Taylor 5071 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  CAS-BOT-BC90404  Artemisia douglasiana John Thomas Howell 1960-8-20 36284 Plumas Kelly Camp, near Drakesbad 1615 Comment
  CHSC113898  Artemisia douglasiana Lowell Ahart 2014-8-26 19787 -B Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC81600  Artemisia douglasiana Lowell Ahart 2001-10-8 9327 Plumas On the west side of Indian Creek, about 400 yards south of Arlington Road, about 150 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  SDSU6186  Artemisia douglasiana D. F. Howe 1960-9-21 2990 Plumas 6 miles north of Greenville on #89. 1219 Comment
  SD79021  Artemisia douglasiana R. Mitchel Beauchamp 1965-7-17 Plumas Feather River I(c) mile north of Chester. Comment
  SEINET6775420 Image available Artemisia douglasiana A. A. Heller, P. B. Kennedy 1907-7-17 8876 Plumas Red Clover Valley Comment
  SEINET10904838  Artemisia dracunculus Mary Susan Taylor 1982-9-13 Taylor 5130 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
  CHSC81603  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart 2001-10-8 9315 Plumas On the south side of Boulder Creek, below or near the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1524 Comment
  CHSC44846  Artemisia tridentata Lowell Ahart 1974-10-1 652 Plumas On the west part of the Buzzards Roost Ridge, about 1 mile north of Onion Valley, north of Pilot Peak. 1981 Comment
  JEPS113429  Artemisia tridentata subsp. tridentata Lowell Ahart, John Dittes 2007-8-9 14435 Plumas About 30 yards west of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  RSA716597  Artemisia tridentata subsp. tridentata L. Ahart, John Dittes 2005-9-19 12414 Plumas About 1.5 miles southeast of Kettle Rock, about 1.5 miles southeast of Taylor Lake 2008 Comment
  UC1119450  Artemisia tridentata subsp. tridentata C. G. Albertus 1935-7-20 215 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  UC1119485  Artemisia tridentata subsp. tridentata C. G. Albertus 1935-8-22 272 Plumas 2 1/2 mi s Bagley Pass; Plumas National Forest, Downieville Quadrangle Comment
  UC580642  Artemisia tridentata subsp. tridentata C. W. Hanks 1934-9-25 89 Plumas Red Rock Valley Sierraville Quadrangle, Red Rock Valley Comment
  JEPS125809  Artemisia tridentata subsp. wyomingensis William Harnach 2015-3-27 1398 Plumas 0.75 miles ENE of the intersection of Highway 49 and Dyson Lane approximately 4 miles South of Vinton, Ca. 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
  RSA246614  Asarum lemmonii R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42325 Plumas Plumas National Forest: Fern Glen, Butterfly Valley Botanic Area. 1098 Comment
  UC1586413  Asclepias cordifolia Vernon H. Oswald and Lowell Ahart 1991-6-18 4682 Plumas ca. 4 mi (air) n Greenville (Forest Rd. 28N38, 3.4 mi nne of its junction with County Rd. 201 (Old Haun Rd.)) 1609 Comment
  RSA401667B  Asclepias cordifolia Miss Hutchinson 1910-1 s.n. Plumas Lake Tahoe. Comment
  CHSC53576  Asclepias fascicularis L. P. Janeway 1989-7-25 3515 Plumas Plumas National Forest, Beckwourth Ranger District, Crocker Compartment. Along Beckwourth-Genessee Rd (rd 111) 6.1 mi from Beckwourth; east side of Crocker Meadow. 1752 Comment
  SEINET10923198  Asclepias fascicularis C. C. Bruce Bruce 451 Plumas Soda Springs Comment
  SEINET3158546  Asclepias fascicularis E. K. Balls 1950-9-14 15798 Plumas Indian Creek, 1.5 mi. northeast of junction with Hwy 24 along Hwy 89 914 Comment
  JEPS115173  Asclepias speciosa Lowell Ahart, John Dittes 2009-7-13 16056 Plumas West side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  SEINET7727822  Aspidium nevadense Unknown Plumas Fern Dell Comment
  CAS-BOT-BC69584  Aspidotis densa John Thomas Howell 1951-6-27 27636 Plumas Jamison Creek. 1828 Comment
  CAS-BOT-BC69591  Aspidotis densa Clarence R. Quick 1952-6-29 52 -79 Plumas Summit road between belden and Humbug Valley. 1486 Comment
  CHSC52717  Aspidotis densa L. P. Janeway 1990-7-17 3800 Plumas Plumas National Forest. Ca 0.1 mi NW of Emigrant Cr and ca 0.6 mi SW of Little Grizzly Cr. 1828 Comment
  RSA518352  Aster alpigenus B. Pitzer 1988-5-29 953 Plumas Plumas National Forest ca. 6 mi. N of Gold Lake on Gold Lake Road, 2.6 mi W of junction with Hwy 89. 1829 Comment
  RSA151717  Aster intermedius R. C. Bacigalupi, J. R. Sweeney, George Bacigalupi Jr. 1953-8-31 4347 Plumas Road from Greenville to Indian Agency, Indian Valley, about 2 miles east of Greenville. 1006 Comment
  RSA121800  Aster occidentalis G. T. Nordstrom 1934-7-16 223 Plumas 1.25 miles southwest of Bucks Ranch 1616 Comment
  RSA715668  Aster occidentalis var. occidentalis L. Ahart, Josephine Guardino 2005-8-9 12258 Plumas Between Lights Creek and Fant Creek, W of Forest Road 27N09 about 6 miles (air) NW of the Boulder Creek Work Center at Antelope Lake. 1636 Comment
  CHSC90309  Aster radulinus L. P. Janeway 1994-8-24 4748 Plumas Northern High Sierra Nevada. Small tributary of South Fork Rock Creek at Deanes Valley Campground. 1298 Comment
  CAS-BOT-BC478071  Asteraceae Charles Piper Smith 1921-7-19 3449 Plumas Taylorsville, Mt. Hough trail Comment
  CHSC88828  Astragalus L. Hanson 1987-5-27 281 Plumas Plumas National Forest. Red Hill Lookout. 1920 Comment
  SD46410  Astragalus bolanderi Robert J. Weatherby 1955-7-26 1664 Plumas On ridge north of Spanish Peak. 2100 Comment
  CAS-BOT-BC178758  Astragalus canadensis var. brevidens Gary Schoolcraft 1984-6-27 1273 Plumas 0.4 mile east of Chilccot 1524 Comment
  CDA26687  Astragalus lemmonii J. Budaj 1968-9-2 Plumas Sierra Valley. 0 Comment
  CAS-BOT-BC187165  Astragalus lentiginosus var. floribundus L. P. Janeway 1992-5-14 4184 Plumas Northeast side of Dotta Canyon 1.2 mi northwest of Dotta Neck along road (24N23) on northeast side of the canyon 1706 Comment
  SEINET948658  Astragalus pulsiferae Lewis S. Rose 1955-1 55152 Plumas Beckworth Pass 1494 Comment
  UC863023  Astragalus pulsiferae var. suksdorfii A. A. Heller 1938-6-22 15179 Plumas w Chester 1304 Comment
  SEINET10452236  Astragalus purshii Mary Susan Taylor 1981-5-10 Taylor 3681 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  UC1128868  Astragalus purshii var. tinctus E. Sawyer 1935-6-27 212 Plumas mouth Dixie Valley Sierraville Quad., , Dixie Valley (Plumas National Forest) Comment
  CAS-BOT-BC200858  Astragalus webberi Gary Schoolcraft 1984-6-27 1279 Plumas About 1 mile s. of Crescent Mills 1097 Comment
  CAS-BOT-BC200860  Astragalus webberi Mary Strong Clemens 1920-9-1 s.n. Plumas Taylorsville Comment
  CHSC118710  Astragalus whitneyi var. whitneyi Chelsea Morgan; Wendy Boes 2016-6-3 2016002 B Plumas Lassen National Forest. Located in the Diamond Mountains on ridgeline to east of Willard Creek just south of Forest Road 29N02. UTM 689524 E, 4465410 N, NAD 83 Zone 10 North. 1958 Comment
  UC1075639  Athyrium distentifolium var. americanum Robert J. Weatherby 1950-8-11 1518 Plumas upper end Long Lake; Lakes Basin Area 2133 Comment
  CAS-BOT-BC69501  Athyrium filix-femina var. californicum Lowell Ahart 1980-9-17 2653 Plumas Near lake, 1/2 mi. w. of Fowler Pk. 487 Comment
  CHSC42030  Athyrium filix-femina var. cyclosorum Lowell Ahart 1986-9-10 5394 Plumas On the bottom of the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte. 1706 Comment
  JEPS117726  Athyrium filix-femina var. cyclosorum Lowell Ahart 2010-10-21 17311 Plumas On the south side of a small wash, about 100 yards north of Fowler Lake, along the trail (poor road), about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) 1662 Comment
  JEPS122336  Athyrium filix-femina var. cyclosorum Lowell Ahart 2014-9-9 19854 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  CAS-BOT-BC100038  Balsamorhiza deltoidea John Thomas Howell 1975-6-16 51137 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CDA18704  Balsamorhiza deltoidea G. D. Barbe, T. C. Fuller 1982-6-15 3707 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1554 Comment
  CHSC8116  Balsamorhiza deltoidea J. G. Moore 1969-4-26 85 Plumas Growing on S side of Hwy 70, 20 mi E of Belden. 914 Comment
  CAS-BOT-BC100097  Balsamorhiza sagittata 1918-5-25 7064 Plumas Portola Comment
  CHSC89533  Barbarea orthoceras G. D. Barbe; T. C. Fuller 1982-6-17 3868 Plumas Northern California. Plumas National Forest. 2 mi N of Turkey Pt Fishing Access; at the shore of north arm of the lake. 1706 Comment
  JEPS113556  Barbarea orthoceras Lowell Ahart, John Dittes 2007-6-17 14174 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  SEINET10448242  Barbarea orthoceras Mary Susan Taylor 1981-5-10 Taylor 3675 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
  UC1586440  Betula glandulosa Vernon H. Oswald and Lowell Ahart 1991-7-30 4790 Plumas w side of valley ca 6 mi (air) ene Humbug Summit (ca 12 mi (air) s of Chester, within fenced marshy enclosure at springs); Humbug Valley, Big Spring 1310 Comment
  CAS-BOT-BC102175  Bidens cernua Lewis S. Rose 1934-7-23 34406 Plumas Vinton 1524 Comment
  CHSC63695  Bidens cernua var. cernua Vernon H. Oswald 1994-9-6 6473 Plumas Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  CHSC78690  Bistorta bistortoides L. P. Janeway 2000-7-16 6907 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
  SEINET4176591  Bistorta bistortoides A. A. Heller, P. Kennedy 1907-7-9 8793 Plumas Prattville Comment
  CAS-BOT-BC16874  Boechera Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1830 Plumas The Butterfly Botanical Area and Vicinity. At confluence of Butterfly Creek and Spanish Creek. 883 Comment
  CAS-BOT-BC16882  Boechera W. I. Follett 1946-4-7 s.n. Plumas Feather River Canyon. 670 Comment
  UC10146  Boechera Mrs. R. M. Austin and Bruce Jun 1898 2251 Plumas Davis Creek Comment
  CAS-BOT-BC16183  Boechera davidsonii W. D. Dakan 1973-7-12 s.n. Plumas Sierra Nevada. Plumas National Forest. Round Lake. 2133 Comment
  CAS-BOT-BC17212  Boechera horizontalis Lowell Ahart 1986-7-8 5356 Plumas Sierra Nevada. Ca. 1 mile northwest of Pilot Peak, ca. 14 miles northeast of La Porte. 1950 Comment
  UCSB23766  Boechera lemmonii Hardham, Clare 1961-6-16 Plumas Diamond Peak Comment
  CHSC24680  Boechera pauciflora Keith Lickey 1976-4-17 70 Plumas Ca 20 m s of Highway 70 at se entrance to Grizzly Dome Tunnel; ne side of Grizzly Creek. 914 Comment
  CHSC67351  Boechera pauciflora J. D. Jokerst; R. Schlising, Ahart 1984-5-19 2020 Plumas On outcrop that is the lowermost portion of a spur ridge at the bottom of the canyon of the North Fork of the Feather River. Adjacent to Caribou Rd. several miles north of Belden, also north of the Queen Lily Campground, where road curves from east-west to north-south around spur ridge. Comment
  CHSC91678  Boechera pinetorum G. Douglas Barbe; T. C. Fuler 1982-7-15 3747 Plumas Sierra Nevada. Road cut, 5.2 miles northeast of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  CHSC54318  Boechera rectissima Vernon H. Oswald; Lowell Ahart 1991-6-18 4678 Plumas Forest Rd 28N38, 1.7 miles northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north-northwest of Greenville. 1463 Comment
  CHSC73756  Boechera repanda B. Castro; L. P. Janeway 1998-8-29 832 Plumas Fowler Lake Proposed SIA. Ca 2 air mi N of Little Grass Valley Reservoir, on W-facing slope ca 100 ft above E edge of Fowler Lake. Near old fire-ring. 1676 Comment
  CAS-BOT-BC25587  Boechera retrofracta Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1967 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC25595  Boechera retrofracta Lowell Ahart 1969-5-11 s.n. Plumas 10 miles below Quincy on Highway 70. 914 Comment
  CHSC53193  Boechera retrofracta L. P. Janeway 1989-6-12 3298 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1691 Comment
  JEPS102850  Boechera retrofracta Lowell Ahart 2001-7-17 8932 Plumas Outcrops, on the SE side of a logging road, SE of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC25408  Boechera retrofracta John Thomas Howell 1951-6-28 27720 Plumas Eureka Park. 2255 Comment
  CAS-BOT-BC25583  Boechera retrofracta Ella Dales Cantelow 1941-5-18 s.n. Plumas 1.5 mile west of Johnsville Road to Gibsonville. 1615 Comment
  SEINET3166092  Boechera rigidissima P. J. Alexander 2008-7-22 865 -A, B Plumas North side of the summit of Mount Elwell, +-0.05 miles N of the highest point, +-0.8 miles SE of Mt. Washington, +-14 miles NE of Downieville, northern Sierra Nevada, Plumas National Forest. 2362 Comment
  JEPS95600  Boechera suffrutescens Lowell Ahart 1994-6-29 7409 Plumas about 1/2 mi S of Bucks Lake (N of a poor logging road) 1828 Comment
  SEINET3166136  Boechera suffrutescens P. J. Alexander 2008-7-22 864 -A Plumas North side of the summit of Mount Elwell, +-0.1 miles N of the highest point, +-1.8 miles SE of Mt. Washington, +-14 miles NE of Downieville, northern Sierra Nevada, Plumas National Forest. 2347 Comment
  RSA59471  Boisduvalia densiflora var. densiflora E. K. Balls 1950-9-16 15880 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89. 1433 Comment
  SEINET10665933 Image available Botrychium multifidum subsp. californicum R. M. Austin 1897-1 Austin s.n. Plumas In Sierra Nevada Mts. - Quincy. Comment
  CHSC82541  Botrychium simplex var. compositum Lowell Ahart; John Dittes 2002-6-17 9727 Plumas On the west side of a meadow, about 40 yards south of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1715 Comment
  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
  JEPS88179  Boykinia major Vernon H. Oswald and Lowell Ahart 1996-8-14 8165 Plumas 1.9 mi se of Silver Lake Campground (ne of Bucks Lake, Northern High Sierra Nevada, Silver Lake Road); Northern High Sierra Nevada, Silver Lake Road 1645 Comment
  CAS-BOT-BC186698  Brassicaceae John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2375 Plumas In canyon of Butterfly Creek. Between Spanish Creek and Butterfly Valley Comment
  CAS-BOT-BC106226  Brickellia californica W. I. Follett; E. B. Follett 1962-8-7 s.n. Plumas Sierra Nevada - East Branch of North Fork Feather River, 0.3 mile below Rush Creek Comment
  CHSC117560  Brickellia greenei Lowell Ahart 2016-7-9 21091 Plumas Steep slope on the south side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam 1857 Comment
  CAS-BOT-BC478971  Brodiaea californica subsp. californica A. A. Heller; B. B. Kennedy 1907-7-11 8796 Plumas Pratville Comment
  SEINET8716679 Image available Brodiaea ixioides Stanton A. Coor 1938-1 s.n. Plumas Plumas Co. Alt. 6300. Onion Valley. Comment
  CHSC80901  Bromus carinatus var. carinatus Lowell Ahart; Vernon H. Oswald 2001-7-23 8999 Plumas On the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS104132  Bromus carinatus var. carinatus Lowell Ahart 2003-10-26 10682 Plumas On a gravel bar on the e side of the South Fork of the Feather River, where the old road crosses the river, ca 1/8 mi w of the Feather Fork Mine, ca 1 3/4 mi (air) ne of Little Grass Valley Reservoir, ca 6 1/2 mi (air) ne of La Porte. 1600 Comment
  UC943024  Bromus carinatus var. carinatus Lewis S. Rose 1951-6-27 51021 Plumas Johnsville 1600 Comment
  CAS-BOT-BC148702  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35931 Plumas Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC148709  Bromus carinatus var. marginatus John Thomas Howell 1960-7-20 35760 Plumas Lassen Volcanic National Park. Boiling Springs Lake. 1798 Comment
  UCD59113  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35932 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC148704  Bromus carinatus var. marginatus John Thomas Howell 1960-7-21 35822 Plumas Lassen Volcanic National Park. Terminal Geyser. 1798 Comment
  JEPS106343  Bromus ciliatus Lowell Ahart 2004-7-27 11318 Plumas On the east side of the dirt road (Forest Road 10), about 100 yards northeast of the bridge across Hopkins Creek, about 1 1/4 miles (air) southwest of Blue Nose Mountain, about 9 3/4 miles (air) northeast of La Porte 1711 Comment
  JEPS114921  Bromus ciliatus Lowell Ahart 2008-7-16 15075 Plumas Forest floor, edge of a 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 L 1597 Comment
  UCD58436  Bromus commutatus M. S. Taylor 1982-7-8 4804 Plumas S side of Feather River. Ca. 1 mile SW of Beckwourth on Ramelli Ranch. Ca. 1/4 mile E of Calpine Rd. (109). 1487 Comment
  CAS-BOT-BC156001  Bromus diandrus John Thomas Howell 1962-6-17 37689 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CAS-BOT-BC155312  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43379 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CHSC75946  Bromus japonicus G. F. Hrusa 1997-6-26 13880 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
  RSA795663  Bromus japonicus L. Ahart 2012-7-1 18258 Plumas On the sides and in the gutter of the dirt road to the large pipe, about 0.25 miles east of Caribou Road, about 3.5 air miles northeast of Belden. 808 Comment
  CDA14125  Bromus orcuttianus G. F. Hrusa 1997-5-3 13815 Plumas Sierra Nevada; Near summit of slope on E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Uncommon bunching perennial in dry, +- shaded site. Comment
  CHSC24278  Bromus orcuttianus K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  RSA201312  Bromus orcuttianus J. T. Howell 1960-8-20 36274 Plumas Drakesbad 1677 Comment
  RSA795000  Bromus orcuttianus L. Ahart, John Dittes 2009-7-15 16092 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
  CAS-BOT-BC161358  Bromus tectorum Walter Knight; Irja Knight 1967-5-22 1889 Plumas Butterfly Botanical Area and Vicinity. Rubble Gap. 1127 Comment
  CAS-BOT-BC161360  Bromus tectorum Mary S. Clemens 1920-6-10 s.n. Plumas Greenville. Comment
  RSA59857  Bromus tectorum E. K. Balls 1950-9-14 15811 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  UCD59952  Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas West side of Lake Almanor. Comment
  CHSC80902  Bromus vulgaris Lowell Ahart 2001-7-19 8949 Plumas On the sides 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
  UCD60230  Bromus vulgaris R. Tofsrud 1948-7-1 s.n. Plumas Between Meadow Valley and Bucks Lane. Comment
  CHSC116364  Calamagrostis canadensis Sara M. Taylor; Scott Batiuk 2012-8-1 62 Plumas Plumas National Forest. Jacks Meadow. From Quincy head west on Bucks Lake Rd, right onto Silver Lake Rd (24N29X). Go until 1 km south of Silver Lake, on left is drainage (Jack's Creek). Park and hike along drainage for ~700 m. UTM zone 10, 4423691 N, 659621 E. 1676 Comment
  CHSC115060  Calamagrostis rubescens Don Lepley 2013-7-7 Plumas Lassen National Forest, Almanor Ranger District. Near north side of Road 26N08 less than a mile from Grizzly Creek, on northeast flank of a shoulder between Soda and Grizzly Creeks. 1363 Comment
  CHSC111738  Calamagrostis stricta subsp. inexpansa Lowell Ahart 2012-7-1 18253 Plumas About 250 yards northwest of Caribou Road, about 4 miles (air) northeast of Belden. 850 Comment
  CAS-BOT-BC438480  Calandrinia ciliata W. Harnach; N. Harnach 1991-6-21 555 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23. 1487 Comment
  CHSC112575  Calandrinia ciliata B. Castro; L. P. Janeway 2007-6-7 1629 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. Just W of channel of Thompson Creek, downstream of small rock dam, ca 300 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  CAS-BOT-BC438488  Calandrinia ciliata Mary Strong Clemens 1920-4-27 s.n. Plumas Greenville Comment
  SEINET9097602  Calandrinia ciliata var. menziesii W. Harnach, N. Harnach 1991-6-21 555 Plumas Sierra Valley, 0.5 miles S of Beckwourth, next to railroad bridge E of County Road A-23. 1487 Comment
  RSA718220  Calocedrus decurrens L. Ahart 2006-9-28 13387 Plumas West side of the North Fork of the Feather River, on the east side of Highway 70, at Indian Jim Campground, about 3/4 mile southwest of Chambers Creek 647 Comment
  SEINET13289852 Image available Calocedrus decurrens Austin 1876-1 Plumas Plumas Co. Comment
  RSA59108  Calochortus E. K. Balls 1950-8-30 15512 Plumas 1 mile west of Feather River Experiment Station, 4 miles north of Quincy. 1220 Comment
  UC1103464  Calochortus coeruleus Mrs. Mabel Dopplmaier 1949-6-18 Plumas near Johnsville Comment
  UC337930  Calochortus coeruleus unknown Aug 1874 Plumas Comment
  JEPS85845  Calochortus leichtlinii Barbara Ertter with Gary Schoolcraft 1989-7-3 8660 Plumas ca. 8 airmiles s. Susanville (ridge between Red Rock & Diamond Mt.) 2225 Comment
  CHSC82360  Calochortus nudus Lowell Ahart 2002-7-6 9847 Plumas In small meadows, about 50 yards north of the gravel road, near a small branch of Coldwater Creek, about 3/4 mile southwest of Grizzly Mountain, about 2 miles (air) southwest of Haskins Valley and Bucks Lake. 1844 Comment
  RSA739737  Calochortus nudus L. P. Janeway 2007-6-3 9026 Plumas Northern High Sierra Nevada, S facing slope near top of Eastern end of Red Mtn, near Road 23N63 1.1km NW of road 18. 1884 Comment
  UC1542922  Calochortus nudus Schoolcraft and B. Ertter 1987-6-17 1737 Plumas about 2 mi n Chester 1402 Comment
  UC648402  Calochortus nudus Marion Ownbey and Ruth P. Ownbey 1938-7-14 1740 Plumas below Humboldt Summit (on road between Jonesville and Lake Almanor) Comment
  CAS-BOT-BC175766  Caltha leptosepala Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas 3.7 miles east of Bucks Lake Comment
  CDA23941  Calyptridium monospermum D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .301 Plumas Above Little Grass Lake on West side. Comment
  UC917353  Calyptridium monospermum J. M. Tucker 1948-7-25 1745 Plumas sw side of Camel Peak (Pinchard Creek, above mine of United Mining Company); , Pinchard Creek Comment
  UC1136680  Calyptridium umbellatum A. E. Wieslander 1927-7-10 15 Plumas between Gold Lake and Silver Lake ( Plumas National Forest); Plumas National Forest 1828 Comment
  SEINET223662  Calystegia fulcrata subsp. malacophylla Margaret J. Williams 1980-6-13 80- 66 -1 Plumas Caribou Power Station Road, north of Hwy 70 1067 Comment
  SD7710  Calystegia malacophylla Mrs. R. M. Austin 1879-1 Plumas Big Meadow Comment
  CHSC33820  Calystegia occidentalis subsp. occidentalis M. S. Taylor; M. Foster 1981-6-2 3821 A Plumas N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  RSA0028270  Calystegia occidentalis subsp. occidentalis Barbara Ertter 1990-5-14 8989 Plumas Hwy. 70 along Feather River ca. 8 air miles NW of Quincy, N side of hwy at jct of Twain Store road. 915 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
  CAS-BOT-BC497564  Camassia quamash subsp. breviflora Alice Eastwood 1918-5-25 7058 Plumas Portola Comment
  RSA121155  Camissonia tanacetifolia subsp. quadriperforata Wayne E. Sawyer 1935-6-10 90 Plumas 4.75 miles SE of Sugarloaf 1494 Comment
  RSA186588  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18415 Plumas Hwy 49, 2.4 miles WNW of Sierraville Comment
  RSA726453  Camissonia tanacetifolia subsp. tanacetifolia L. Ahart, John Dittes 2007-6-17 14194 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  SEINET10973112  Camissonia tanacetifolia subsp. tanacetifolia Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3890 Plumas T24N R14E sw sec 7, Crocker Mt quad. Jct of Genesee-Beckwourth Rd and private ranch rd, just W of Clover Valley Ranch, ca. 11 air mi NW of Beckwourth; elevation ca. 5400 ft. 1646 Comment
  SEINET10462882  Campanula prenanthoides Austin AUSTIN 546 Plumas HILLS SOUTH OF QUINCY Comment
  SEINET10463013  Campanula prenanthoides Stern 1975-7-24 STERN 5871 Plumas East shore of Lake Almanor 1372 Comment
  SEINET10463033  Campanula prenanthoides Ira L. Wiggins 1948-9-15 Wiggins 12052 Plumas RIDGE BETWEEN ONION CR & MIDDLE FORK FEATHER RIVER Comment
  SEINET10939003  Campanula prenanthoides Ira L. Wiggins 1948-9-15 Wiggins 12052 Plumas Beside small steam on ridge between Onion Creek and Middle Fork of the Feather River Comment
  HSC73122  Cardamine nuttallii M. S. Taylor 1981-6-17 3923 Plumas Junction of Meadow Creek and Rd. 25N10, E side of Mt. Ingalls, 8 air mi. SE of Genesee 2287 Comment
  UC1736743  Cardamine nuttallii Dean W. Taylor 1997-4-9 15946 Plumas n of Greenville (along Hwy 89); Plumas National Forest, Wolf Creek 1097 Comment
  CAS-BOT-BC37855  Cardamine oligosperma Mary Strong Clemens 1920-6-17 s.n. Plumas Greenville. Comment
  CHSC81355  Cardamine oligosperma L. P. Janeway 1996-4-11 4954 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-BC38088  Cardamine pachystigma Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1788 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 1036 Comment
  CHSC67352  Cardamine pachystigma James D. Jokerst 1984-4-25 1987 Plumas Big Grizzly Hydro Project. Ca. 1/8 mi W of N. Fork Feather River. 914 Comment
  CAS-BOT-BC38093  Cardamine pachystigma John Thomas Howell; Gordon H. True 1967-5-9 42217 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC38097  Cardamine pachystigma Roger Raiche 1985-3-29 50165 Plumas Caribou Road, 3.4 miles north of its origin at highway 70 east of Belden, along the north fork of Feather River. 701 Comment
  CAS-BOT-BC18364  Carex John Thomas Howell; Gordon H. True 1973-7-31 50083 Plumas Sierra Nevada. Diamond Range. Summit ridge of Thompson Peak. 2194 Comment
  SEINET4292244 Image available Carex abrupta L. Ahart, Dittes, J; Guardino, J; Schlising, R 2004-1 11172 Plumas North side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile(air) southwest of Grizzly Peak, about 5 miles(air) south of Taylorsville, about 8 miles(air)ortheast of Quincy. Red Fir Forest. Comment
  CAS-BOT-BC18589  Carex abrupta L. P. Janeway 1990-7-2 3752 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Compartment. 1859 Comment
  UC822483  Carex acutina A. A. Heller with P. B. Kennedy 1907-7-9 8784 Plumas Comment
  CHSC102089  Carex amplifolia Lowell Ahart; John Dittes 2009-7-13 16029 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  UC1133443  Carex amplifolia Beryl O. Schreiber 1938-7-10 2529 Plumas 1/4 mi s U.C. Forestry Camp (near Meadow Valley); Plumas National Forest, Bidwell Bar Quadrangle Comment
  CHSC57102  Carex angustata L. P. Janeway 1991-7-23 4095 Plumas Plumas National Forest. McRae Meadow, upper end of East Nelson Creek. 1905 Comment
  SEINET13327082  Carex angustata A. A. Heller, P. B. Kennedy 1907-7-9 8784 Plumas Prattville. Comment
  CAS-BOT-BC17934  Carex angustata John Thomas Howell 1951-6-27 27604 Plumas Sierra Nevada. McRae Meadow. 1981 Comment
  CHSC115918  Carex angustata Sara M. Taylor; Scott Batiuk 2012-7-19 48 Plumas Plumas National Forest, Pacific Southwest Region, Forest Service. Rocky Knoll West. Follow Rd. 24N33 to the Mill Creek Trailhead, near where Right Hand Salt Creek meets Mill Creek. Follow Mill Creek Trail north for ~350 m then bushwhack ~800 m to fen/meadow. UTM zone 10, 4422869N, 655364E. 1831 Comment
  JEPS63509  Carex angustata W. L. Jepson 1939-7-30 19286 Plumas Spanish Creek headwater, between Fales Hill and Chaparral Hill 1584 Comment
  UCD140095  Carex angustata A. A. Heller; P. B. Kennedy 1907-7-9 8784 Plumas Prattville. Comment
  CAS-BOT-BC19724  Carex athrostachya John Thomas Howell 1951-6-28 27646 Plumas Sierra Nevada. Johnsville. 1584 Comment
  CHSC53653  Carex athrostachya L. P. Janeway 1984-7-13 902 Plumas Near Grizzly Creek campground, SW of Bucks Lake. 1584 Comment
  CHSC43004  Carex aurea L. P. Janeway; B. Castro 1987-7-17 2487 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. 1584 Comment
  CAS-BOT-BC19524  Carex bolanderi John Thomas Howell 1962-6-17 37649 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CHSC100349  Carex bolanderi Lowell Ahart 2008-8-14 15205 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  SEINET10949872  Carex bolanderi Lewis S. Rose 1939-6-8 Rose 39271 A Plumas South end of Lake Almanor. 1372 Comment
  CHSC47347  Carex brainerdii L. P. Janeway 1989-6-8 3272 Plumas Plumas National Forest. Near Jackson Cr, just E of Feather River Hwy (hwy 70/89) at upper end of Jackson Cr campground. 1386 Comment
  CHSC63191  Carex brainerdii Lowell Ahart 1994-6-17 7360 Plumas On the west side of a poor logging road, on the west side of Sly Creek, about 1/10 mle north of the locked gate, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  CAS-BOT-BC19622  Carex brainerdii John Thomas Howell; Gordon H. True 1967-5-7 42186 Plumas Sierra Nevada. Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CHSC117447  Carex canescens subsp. canescens Lowell Ahart 2016-6-29 21078 Plumas About 20 yards east of Forest Service Road 22N72, about 1/4 mile sourtheast of Table Mountain, about 1 3/4 miles (air) northwest of Tamarack Flat, about 3 3/4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1760 Comment
  JEPS127327  Carex canescens subsp. canescens Lowell Ahart 2016-6-29 21078 Plumas About 20 yards east of Forest Service Road 22N72, about 1/4 mile southeast of Table Mountain, about 1 3/4 miles (air) northwest of Tamarack Flat, about 3 3/4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC34405  Carex cusickii John Thomas Howell 1960-7-23 35936 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC34408  Carex cusickii Mrs. H. C. Cantelow 1938-7-4 2273 A Plumas Meadow at Drakesbad. Comment
  CAS-BOT-BC34904  Carex deflexa var. boottii John Thomas Howell 1951-6-27 27591 B Plumas McRae Meadow. 1981 Comment
  CAS-BOT-BC19846  Carex echinata Anna Head 1921-7-28 s.n. Plumas Feather River Region. Meadows by Grass Lake. Comment
  CHSC94112  Carex echinata subsp. echinata Lowell Ahart 2006-7-9 12916 Plumas Small bog or wet meadow, below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir. 1648 Comment
  RSA286272  Carex echinata subsp. echinata Robert F. Thorne 1974-7-30 45008 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 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
  SEINET10650254  Carex eurycarpa A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8784 Plumas Prattville. Comment
  CAS-BOT-BC20115  Carex feta Walter Knight; Irja Knight 1966-6-18 1349 Plumas Sierra Nevada. Butterfly Valley. Pond Reservoir. 1097 Comment
  CAS-BOT-BC20116  Carex feta John Thomas Howell 1962-6-17 37659 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CAS-BOT-BC20118  Carex feta Thomas H. Kearney 1944-8-14 23 Plumas Near Prattville.Lake Almanor. Comment
  CHSC102038  Carex feta Lowell Ahart; John Dittes 2009-7-27 16186 Plumas On dry soil, about 20 yards north of the poor dirt road, on the north side of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  SEINET10749387  Carex fracta Dean W. Taylor 2000-8-12 Taylor 17557 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed); T27N R13E NW1/4 Section 16; Antelope Lake 71/2' USGS quadrangle. Sierra Nevada (nSNH). 1859 Comment
  SEINET7559363 Image available Carex fracta L. P. Janeway 2003-7-19 7909 Plumas Reading Peak 7.5' quad. High Cascade Range. At the end-of-the-roead trailhead parking for trail to Little Willow Lake, 200 m southeast of Little Willow Lake. 1853 Comment
  SEINET10650688  Carex fracta Lewis S. Rose 1939-6-7 Rose 39254 Plumas 3 mi. n. of Pulga, N. fork of Feather River. 518 Comment
  SEINET10652731  Carex geyeri Lawrence P. Janeway 1992-6-9 Janeway 4225 Plumas Mount Ingalls Quad, T24N, R11E, NE 1/4 of SW 1/4 of Sec 11. Northeast side of Grizzly Ridge between Joseph Creek and Cascade Creek; ca. .8 mile southwest of Little Grizzly Creek. Northwesterly facing slope in mixed conifer forest with ca 60% crown closure. Comment
  CDA13855  Carex heteroneura var. heteroneura G. F. Hrusa, T. D. Wilfred 1996-8-2 13457 Plumas Sierra Nevada; Volcanic slopes on E side of Fells Creek immed. upstream from USFS 23N22 crossing. Comment
  CHSC77167  Carex heteroneura var. heteroneura G. Douglas Barbe; T. C. Fuller 1982-6-16 3790 Plumas Plumas National Forest. Meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CHSC60197  Carex hoodii L. P. Janeway; Garrett Gibson 1992-6-16 4240 Plumas Plumas National Forest. About 0.5 mi northeast of Carman Saddle, 1.5 mi west of Beckwourth Peak, and 2.3 mi south of Portola. 1706 Comment
  CHSC55434  Carex infirminervia L. P. Janeway 1990-7-25 3815 Plumas Plumas National Forest. bout 0.2 mi northwest of Emigrant Creek and about 0.3 mi southeast of Little Grizzly Creek. 1828 Comment
  RSA71306  Carex integra L. S. Rose 1951-6-28 51030 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CAS-BOT-BC65492  Carex jonesii L. P. Janeway 1995-8-4 4887 Plumas About 0.8 mi NE of Dixie Mountain Lookout; small spring at uppermost crossing of Lookout Creek by road 25N03. 2126 Comment
  CHSC108087  Carex jonesii Lowell Ahart 2011-9-17 17659 Plumas On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CHSC65597  Carex jonesii L. P. Janeway 1995-7-23 4871 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
  CHSC42689  Carex laeviculmis L. P. Janeway 1987-6-20 2282 Plumas Ravine on N side of South Branch Middle Fork Feather River below Whiskey Hill. 1158 Comment
  UC1584580  Carex lasiocarpa Dean W. Taylor 1990-8-20 11466 Plumas along a minor unnamed tributary, Little Willow Lake Lassen Volcanic National Park, Reading Peak 7 1/2' quad. 1844 Comment
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  RSA565016  Carex lasiocarpa var. americana D. W. Taylor 1990-8-10 11436 Plumas Lassen Nat l Park, Little Willow Lake. 1875 Comment
  CHSC105838  Carex lemmonii Lowell Ahart 2010-7-27 16927 Plumas Seep on the west side of Forest Road 22N68, about 1/4 mile north of the road gate, about 1/2 mile north of where the road crosses the South Fork of the Feather River, about one mile north of Little Grass Valley Reservoir. 1571 Comment
  SD130940  Carex lemmonii L. S. Rose 1967-6-12 67111 Plumas Sierra Nevada; Butterfly Valley. 1096 Comment
  UCD140472  Carex lemmonii John Thomas Howell 1960-7-23 35946 Plumas Lassen Volcanic National Park, Drakesbad. Near Soda Spring. 1676 Comment
  CHSC94174  Carex lenticularis var. impressa Lowell Ahart 2006-7-9 12922 Plumas 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
  RSA60122  Carex lenticularis var. impressa E. K. Balls 1950-9-2 15646 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  CHSC58526  Carex lenticularis var. lipocarpa Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5041 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  JEPS113733  Carex lenticularis var. lipocarpa Lowell Ahart, John Dittes 2007-6-17 14198 Plumas On wet soil, along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CHSC118670  Carex leptopoda Chelsea Morgan 2015-6-28 2015023 Plumas Location near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1. UTM 688739 E, 4455754 N, NAD83 Zone 10N. 1800 Comment
  CHSC46620  Carex limosa V. Oswald; L. Ahart, L. Hanson 1989-7-31 3903 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. 1670 Comment
  JEPS114187  Carex luzulina var. ablata L. P. Janeway 2007-6-3 9029 Plumas Northern High Sierra Nevada. South-facing slope near top of eastern end of Red Mountains, near Road 23N69 1.1 km northwest of Road 18. Comment
  CAS-BOT-BC31637  Carex luzulina var. ablata Harold Bailey; Virginia Bailey 1948-8-27 2932 b Plumas King's Creek Meadow near picnic grounds. 2164 Comment
  CHSC79085  Carex mariposana L. P. Janeway 2000-6-24 6836 Plumas Northern High Sierra Nevada. Diamond Mountains; 1.1 km southeast of Crystal Peak; near top of ridge, southwest slope. 2201 Comment
  CHSC96051  Carex mariposana L. P. Janeway 2006-9-9 8876 Plumas High Cascade Range. Near end of Road 29N02Y, 0.8 km southwest of confluence of Panther Creek and North Arm Rice Creek; 1.2 km northeast of Blue Lake. 1932 Comment
  UC1748296  Carex microptera L. P. Janeway 2000-6-24 6837 Plumas 1.1 km SE of Crystal Peak (near top of ridge, SW slope); Northern High Sierra Nevada, Diamond Mountains 2201 Comment
  CAS-BOT-BC32034  Carex multicaulis Lewis Samuel Rose 1963-6-3 63084 Plumas Butterfly Valley, 2 mi SW of Keddie. 990 Comment
  CDA17779  Carex multicaulis G. D. Barbe, T. C. Fuller 1982-6-15 3693 Plumas Plumas National Forest; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CHSC101789  Carex multicaulis Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15860 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC110979  Carex multicaulis Lowell Ahart 2012-7-1 18249 Plumas About 200 yeards west of Caribuou Road, about 4 miles (air) northeast of Belden. 833 Comment
  SEINET3840776  Carex multicaulis G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-24 3199 Plumas 0.5 miles north of Taylor Creek Road (to Salmon Saddle) junction, on Mountain Hough-Crystal Lake Road 1580 Comment
  CHSC47008  Carex nebrascensis L. P. Janeway 1989-7-25 3516 Plumas Plumas National Forest. North end of Crocker Mdw; near the Beckwourth-Genesee Rd (rd 111) 6.1 mi N of Beckwourth. 1752 Comment
  CAS-BOT-BC119188  Carex pachystachya John Thomas Howell 1960-7-23 35958 B Plumas Meadow borders, Drakesbad. 1828 Comment
  CHSC77172  Carex pachystachya G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3153 Plumas Long Valley, 0.4 mi S of jct, Dixie Canyon -- Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CHSC55559  Carex pellita L. P. Janeway 1990-7-11 3787 Plumas Plumas National Forest. About 1/4 mi east of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Grizzly Creek. 1775 Comment
  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
  CHSC53544  Carex rossii L. P. Janeway 1984-7-13 901 Plumas Southwest of Bucks Lake; near Grizzly Cr campground. 1584 Comment
  CHSC63196  Carex rossii Lowell Ahart 1994-7-7 7470 Plumas East of a meadow, on the south-west side of the Pacific Crest Trail, south of a poor dirt road, east of the weather station, about 1/2 mile (air) west of Pilot Peak, about 3/4 mile east of Quincy La Porte Road. 1981 Comment
  CHSC102008  Carex scabriuscula L. P. Janeway; B. Castro 2009-8-29 9943 Plumas Northern High Sierra Nevada.Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  CAS-BOT-BC117523  Carex sheldonii L. P. Janeway 1992-6-4 4210 Plumas South side of road to Plumas-Eureka State Park (Rd 506) across from turn to Plumas Pines, 1341 Comment
  CHSC60503  Carex sheldonii L. P. Janeway 1992-6-4 4218 Plumas Plumas National Forest. Small pond at far edge of gravel bar along northeast side of Middle Fork Feather River at mouth of Bonta Creek; below the Mohawk Ranger Station. 1316 Comment
  SEINET10945963  Carex sheldonii David Castaner 1984-5-28 Castaner 8054 Plumas Greagle. Outside of KOA. Comment
  CHSC107909  Carex specifica L. P. Janeway 2011-8-23 10668 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.7 road km east of Road 22N60; 2.4 air km east-northeast of the northeast corner of Little Grassy Valley Reservoir. Small grassy openings in north-facing slopes. 1719 Comment
  JEPS49038  Carex spectabilis Leland S. Smith 1927-8-10 2191 Plumas Gold Lake, Tahoe National Forest 2133 Comment
  CAS-BOT-BC117368  Carex stipata var. stipata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1532 Plumas Butterfly Botanical Area. North of Pond Reservoir. 1097 Comment
  CDA14577  Carex subfusca G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3058 Plumas Headwaters of S Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC76327  Carex subfusca G. F. Hrusa 1997-6-26 13901 Plumas Sierra Nevada. 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. [Original lat./long. on label is '39 54 N; 120 45 W']. 1500 Comment
  CHSC77176  Carex subfusca G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3320 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CHSC88229  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
  SEINET4292178 Image available Carex subfusca Unknown 2006-1 12923 Plumas 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. Comment
  SEINET8573903 Image available Carex subfusca L. Ahart, Dittes, J; Guardino, J 2009-1 15893 Plumas Comment
  CDA33153  Carex subfusca G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3326 Plumas 4.8 miles northwest of Antelope Lake, 0.7 mile east of road to Taylor Lake on road to Antelope Lake. 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
  JEPS127219  Carex utriculata Lowell Ahart 2016-8-30 21324 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
  HSC93422  Carex utriculata Vernon H. Oswald, L. Ahart 1996-7-15 8055 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on FS 28N11 1372 Comment
  CAS-BOT-BC115148  Carex vesicaria Herbert Faulkner Copeland 1934-7-9 s.n. Plumas Hidden Lake, just over the Butte County line. 2133 Comment
  RSA0035324  Carex vesicaria var. vesicaria Lowell A. Ahart 2010-10-21 17313 Plumas East side of Fowler Lake, about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte. 1662 Comment
  SEINET7580522 Image available Carex whitneyi L. P. Janeway 2003-7-19 7911 Plumas Reading Peak 7.5' quad, High Cascade Range, at the end-of-the-road trailhead parking for trail to Little Willow Lake, 200 m southeast of Little Willow Lake. 1853 Comment
  UC1755302  Carex whitneyi Dean W. Taylor 2006-6-29 19555 b Plumas Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201) 1432 Comment
  UC1197604  Cassiope mertensiana subsp. californica Charlotte M. Wilder 1912-7-12 1831 Plumas Long Lake 2133 Comment
  RSA604697  Castanopsis sempervirens Louis C. Wheeler 1952-9-24 6959 Plumas Plumas 5: Vicinity of Crescent Mills. Comment
  CAS-BOT-BC249732  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-31 5082 Plumas Summit of Kettle Rock Lookout, just s of Taylor Lake, ca. 6 air mi ne of Taylorsville 2383 Comment
  CAS-BOT-BC249734  Castilleja applegatei subsp. pinetorum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l Park Comment
  CAS-BOT-BC249739  Castilleja applegatei subsp. pinetorum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC249740  Castilleja applegatei subsp. pinetorum Alice Eastwood 1927-6-27 14903 Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] to Reno Comment
  CAS-BOT-BC249748  Castilleja applegatei subsp. pinetorum David D. Keck 1932-7-3 1646 Plumas Hillside south of town (forested). Quincy, in the Nothern Sierra Nevada 1220 Comment
  JEPS9788  Castilleja applegatei subsp. pinetorum W. L. Jepson 1939-8-6 19342 Plumas Spring Hill Meadow Valley 1219 Comment
  UC1075735  Castilleja applegatei subsp. pinetorum Robert J. Weatherby 1955-7-21 1651 Plumas Rocky Point Middle Fork Feather River (head of No Ear Bar trail) 1524 Comment
  UCD122260  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-5 4935 Plumas Around Crystal Lake just below Mt. Hough, ca. 7 air mi nne of Quincy. 2042 Comment
  UCR53765  Castilleja lacera Lyman Benson 1949-6-21 13741 Plumas Cascade Range, Almanor, 1 mile west of Lake Almanor Inn [W bank of Lake Almanor], Feather River Drainage 1402 Comment
  SD7114  Castilleja lemmonii Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  UC1063335  Castilleja miniata G. T. Nordstrom 1934-7-2 162 Plumas 1.5 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1584 Comment
  SD7127  Castilleja miniata none given July 1926 Plumas Big Spring, Big Meadows Comment
  JEPS118430  Castilleja miniata subsp. miniata Lowell Ahart 2011-9-20 17684 Plumas Open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  JEPS95383  Castilleja miniata subsp. miniata Lowell Ahart 1994-7-22 7487 Plumas S of the Pacific Crest Trail, on N side of Mount Etna 1981 Comment
  JEPS81448  Castilleja pilosa M. S. Taylor 1982-5-28 4558 Plumas ca 16 mi s Milford (Squaw Valley at jct of 26N70 and 28N01); Crocker Mt. Quad., Squaw Valley 1706 Comment
  CDA18572  Castilleja tenuis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3327 Plumas Sierra Nevada; 4.8 miles northwest of Antelope Lake; 0.7 mile east of road to Taylor Lake on the road to Antelope Lake. 1661 Comment
  CHSC13624  Castilleja tenuis M. S. Taylor 1974-7-3 292 Plumas In meadow opposite bog, in Butterfly Valley Botanical Area, ca. 5 mi nw of Wuincy. 1173 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
  JEPS124031  Castilleja tenuis Lowell Ahart 2015-7-4 20275 Plumas About 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS95707  Castilleja tenuis Lowell Ahart 1995-9-13 7621 Plumas on the north side of Onion Valley; east of Quincy La Porte Road; about 1 mile north-west of Pilot Peak 1828 Comment
  SD46688  Castilleja tenuis Robert J. Weatherby 1950-7-7 1462 Plumas meadow edge, Snake Lake, Quincy 1219 Comment
  UC174716  Castilleja tenuis A. A. Heller and P. B. Kennedy 1907-7-6 8757 Plumas Red Clover Valley Comment
  JEPS77537  Castilleja tenuis Margaret Ely 1978-6-23 Plumas Butterfly Valley; sw of pond (reservoir) Comment
  UCR270599  Caulanthus amplexicaulis John F. Emmel 2002-5-20 1755 Plumas North Fork Feather River, Queen Lily Campground, near Belden 732 Comment
  CDA13392  Ceanothus X lorenzenii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13241 Plumas Sierra Nevada; Side of access road along Bull Run Creek off USFS 23N12E. Comment
  CHSC96736  Ceanothus arcuatus L. P. Janeway 2007-5-20 8981 Plumas Northern High Sierra Nevada. Top of Red Hill. 1929 Comment
  POM253289  Ceanothus cordulatus A. A. Heller 1938-6-4 15138 Plumas E of Chester. 1311 Comment
  UC1070971  Ceanothus cordulatus G. T. Nordstrom 1934-7-9 202 Plumas 1.5 mi s Mt. Ararat; Bidwell Bar quad, Plumas National Forest 1615 Comment
  UC170921  Ceanothus fresnensis H. M. Hall 1912-6-28 9280 Plumas Spanish Creek Sierra Nevada Mts. 1158 Comment
  CAS-BOT-BC50769  Ceanothus integerrimus David D. Keck 1932-7-3 1648 Plumas Northern Sierra Nevada - Quincy - Hillside south of town (forested). 1188 Comment
  JEPS42130  Ceanothus integerrimus E. Fritz 1936-6-14 Plumas near Meadow Valley (Silver Lake Rd) 1524 Comment
  UC1070702  Ceanothus integerrimus E. Nourse 1934-8-14 14 Plumas 1/4 mi e and 1/4 mi s Quincy; Downieville Quad., Plumas National Forest 1127 Comment
  UC1070762  Ceanothus integerrimus D. Axelrod 1934-6-9 35 Plumas 2.5 mi w Lexington Hill; Bidwell Bar quad., Plumas Nat. For. 1706 Comment
  UC1552757  Ceanothus integerrimus Frederica Bowcutt 1985-6-5 547 Plumas sw side Red Clover Creek (Beckworth Genesee Rd, ca 15 air mi ne of Quincy,); Plumas National Forest Comment
  UC338451  Ceanothus integerrimus Lemmon 1889-5-27 Plumas Mohawk Valley Comment
  UCD111954  Ceanothus integerrimus Collector unknown Date unknown s.n. Plumas location unknown. Comment
  SEINET13945936 Image available Ceanothus integerrimus Lewis S. Rose 1968-1 68097 Plumas Confluence of Butterfly Creek & Spanish Creek near Keddie 975 Comment
  SEINET10837533  Ceanothus integerrimus var. californicus Mary Susan Taylor 1982-5-23 Taylor 4508 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  SD51224  Ceanothus integerrimus var. macrothyrsus Darley F. Howe 1960-9-20 2985 Plumas North Fork of Feather River, 41 miles from Oroville 609 Comment
  CAS-BOT-BC51160  Ceanothus lemmonii Mary Strong Clemens 1920-6-23 s.n. Plumas Quincy Comment
  CAS-BOT-BC52061  Ceanothus prostratus J. M. Tucker 1948-7-25 1747 Plumas ca. 3/4 mile west of mine of United Mining Co., southwest side of Camel's Peak Comment
  CAS-BOT-BC63326  Ceanothus prostratus Mrs. H. C. Cantelow 1938-7-2 s.n. Plumas 16.5 mi. e. of Sierra City. Comment
  CAS-BOT-BC63374  Ceanothus prostratus David D. Keck 1932-7-3 1649 Plumas Quincy. On mountain slope to/south of town in spruce forest. 1219 Comment
  CDA13442  Ceanothus prostratus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13289 Plumas Sierra Nevada; 5 mi. east of Sloat on USFS 23N11A. 1889 Comment
  RSA59352  Ceanothus prostratus E. K. Balls 1950-9-2 15623 Plumas Road to Mt. Ingalls Lookout after leaving road from Ramelli to Walker Mine. 2104 Comment
  SEINET196484  Ceanothus prostratus J. M. Tucker 1948-7-25 1747 Plumas Southwest side of Camel's Peak ca. 0.75 miles west of mine of United Mining Co Comment
  UC1071279  Ceanothus prostratus C. W. Hanks 1934-8-8 15 Plumas ridge top nw Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  UC338135  Ceanothus prostratus unknown 1889-5 Plumas Sierra and Plumas Co. Comment
  UC569913  Ceanothus prostratus E. Sawyer 1935-5-21 15 Plumas 2 mi e Beckwith Butte; Sierraville Quad. Comment
  UC917252  Ceanothus prostratus J. M. Tucker 1948-7-25 1747 Plumas ca 3/4 mi w of mine United Mining Co. (sw side of Camel's Peak); sw side of Camel's Peak Comment
  UCSB27421  Ceanothus prostratus Vivrette, Nancy 1971-6-6 Plumas California 89, 5 miles south of Canyon Dam 1158 Comment
  CAS-BOT-BC52165  Ceanothus pumilus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2463 Plumas Across road from Overnight Camp 1097 Comment
  CAS-BOT-BC52166  Ceanothus pumilus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1866 Plumas Half way between Butterfly Valley proper and Darlingtonia Bog. 1066 Comment
  CAS-BOT-BC52168  Ceanothus pumilus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1829 Plumas Trestle Glen 1112 Comment
  CAS-BOT-BC63182  Ceanothus velutinus var. velutinus Anna Head 1920-7-15 s.n. Plumas Above Lake Center Camp. Feather River region. 1981 Comment
  JEPS48726  Ceanothus velutinus var. velutinus John W. Duffield 1937-6-5 Plumas Valley Creek 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
  CHSC45652  Centaurea stoebe subsp. micranthos Vernon Oswald 1986-7-22 2221 Plumas Hwy 36 at about the center of the causeway at Lake Almanor e of Chester, 9.6 mi e of the Tehama-Plumas County line. Edge of highway. 1379 Comment
  CAS-BOT-BC388356  Cerastium glomeratum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 1994 Plumas Butterfly Botanical Area and Vicinity. Valley proper, near barn 1036 Comment
  HSC18575  Cercocarpus ledifolius W. R. Rogers 1966-7-6 214 Plumas 1982 Comment
  SEINET10904121  Cercocarpus ledifolius Mary Susan Taylor 1981-7-6 Taylor 3979 Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  JEPS126475  Cercocarpus ledifolius var. intermontanus Jillian Pastick, Lillie Pennington, Andrea Stuemsky 2015-8-13 CA 350 -059 Plumas 395 S to Hallelujah junction, left turn to Loyalton, left at Antelope Valley Road, take road ~20 mi., turn left at unnamed road, drive up mountain. Comment
  CHSC57119  Chaenactis douglasii var. douglasii L. P. Janeway 1991-8-4 4133 Plumas Plumas National Forest. Along Beckwourth-to-Laufman Road (near district boundary) on the west side of Dixie Creek. 1676 Comment
  CAS-BOT-BC276730  Chaenactis douglasii var. douglasii W. Harnach; N. Harnach 1989-7-16 223 Plumas Barry Hill (McElroy on map) 1584 Comment
  RSA71067  Chaenactis douglasii var. douglasii L. S. Rose 1951-6-24 51069 Plumas 9 mi. east of Quincy. 1220 Comment
  UC614644  Chaenactis douglasii var. douglasii L. Constance 1938-6-9 2311 Plumas 7.3 mi s Quincy; Middle Fork of the Feather River 1219 Comment
  UC1125089  Chamaesaracha nana E. Sawyer 1935-6-27 197 Plumas 1.4 mi se Crow; Plumas National Forest, Sierraville Quad. 1706 Comment
  UC565984  Chamaesaracha nana E. Sawyer 1935-6-27 197 Plumas 1.25 mi se Crow; Sierraville Quad. 1706 Comment
  CHSC113605  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2014-9-9 19857 Plumas Below the high water line, sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CAS-BOT-BC166083  Chamerion angustifolium subsp. circumvagum John Thomas Howell 1977-8-11 52679 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CAS-BOT-BC70209  Cheilanthes gracillima Robert J. Weatherby 1950-8-11 1514 Plumas Mt. Elwell, just below abandoned lookout station 2377 Comment
  CDA13573  Cheilanthes gracillima G. F. Hrusa, T. D. Wilfred 1996-8-23 13522 Plumas Sierra Nevada; Plumas Natl. Forest. of W side at summit of Lava Peak, N. of Hwy 70 about 15 m. E of Quincy. Comment
  CAS-BOT-BC70210  Cheilanthes gracillima Lowell Ahart 1980-9-17 2650 Plumas 1/2 mile west of Fowler Pk. 1800 Comment
  SEINET10529936  Cheilanthes siliquosa Mary Susan Taylor 1981-5-8 Taylor 3651 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
  JEPS110525  Chenopodium album Lowell Ahart 2006-10-23 13471 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast or Strawberry Valley 1281 Comment
  UC1422541  Chenopodium simplex Lowell Ahart 1977-7-26 Plumas 1/2 mi below Bunker Hill Mine (mine is about 10 mi ne of La Porte) 2000 Comment
  JEPS58867  Chimaphila umbellata W. L. Jepson 1924-7-24 10634 Plumas Rich Point 914 Comment
  CHSC56544  Chrysolepis sempervirens L. P. Janeway 1984-7-13 916 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). 1584 Comment
  JEPS48669  Chrysolepis sempervirens Esther C. Fritz 1933-7-4 Plumas Spanish Peak 2133 Comment
  SD8960  Chrysothamnus viscidiflorus R. M. Austin 1879-1 Plumas Mt. Dyer, Big Meadows. Comment
  UCD127356  Cicuta douglasii Elaine Ahrenholz 1962-6-2 54 Plumas 1 mile above Oakland Camp, Spanish Creek. Comment
  JEPS102746  Cinna latifolia Lowell Ahart 2001-7-19 8951 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
  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
  RSA101390  Circaea alpina subsp. pacifica R. Weatherby 1955-7-21 1654 Plumas 4th Water Bear Creek, Middle Fork Feather River Comment
  JEPS112696  Cirsium andersonii Dean W. Taylor 2000-7-30 17535 Plumas spring about 1 mile SE of SE arm Antelope Lake (along Forest Road 27N41 0.2 mi S of junction with Forest Road 172) 1554 Comment
  SEINET10473699  Cirsium arvense Mary Susan Taylor 1981-7-29 Taylor 4143 Plumas T25N R11E SW 1/4 sec 12. Genesse Valley quad. In granite rd embankment E side of 25N42- grade, 1.5 mi S of Flournoy Flournoy bridge, ca. 3 air mi E of Genesse. 4600 ft. 1402 Comment
  CAS-BOT-BC278022  Cirsium cymosum A. A. Heller; P. B. Kennedy 1907-7-18 8880 Plumas Grade between Beckwith [Beckworth/Beckwourth] and Red Clover valley Comment
  CAS-BOT-BC278024  Cirsium cymosum Clare B. Hardham 1975-8-2 20456 Plumas Black Mt. 2133 Comment
  CDA17241  Cirsium cymosum G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16344 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC278029  Cirsium cymosum M. S. Taylor 1982-6-28 4773 A Plumas Ramelli Ranch, near jct of Calpine Rd and Hwy 70, ca. 1 mi w of Beckwourth 1463 Comment
  UC91724  Cirsium douglasii var. breweri D. C. 1882-7-25 124 Plumas Big Meadows Comment
  CDA1373  Cirsium occidentale var. candidissimum T. C. Fuller 1957-9-16 304 -57 Plumas Storrie. Comment
  CAS-BOT-BC286444  Cirsium scariosum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54333 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  CAS-BOT-BC286449  Cirsium scariosum John Thomas Howell 1960-7-24 35981 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC285836  Cirsium vulgare John Thomas Howell 1960-7-20 35755 Plumas Lassen Volcanic National Park. Boiling Springs Lake 1798 Comment
  CAS-BOT-BC228907  Cistanthe umbellata A. A. Heller 1915-7-7 12062 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC162583  Clarkia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54256 Plumas About 2.5 miles southeast of Mt. Hough on the road to Quincy - Sierra Nevada 1798 Comment
  CHSC71154  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-13 4693 Plumas Between Lookout Rock and Middle Fork Feather River; along Road 23N19 6.1 mi southeast of Road 23N60. Southwest-facing road cutbank. 1621 Comment
  CHSC89901  Clarkia mildrediae subsp. lutescens N. L. Jurjavcic; W. A. Sears 2004-6-27 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Above a trail. 1524 Comment
  CAS-BOT-BC163273  Clarkia mildrediae subsp. mildrediae Anna Head 1920-8-3 s.n. Plumas Lake Center Camp, Feather River Region Comment
  LA206089  Clarkia mosquinii subsp. mosquinii T. Mosquin; 1959-7-2 3335 Plumas 3.7 mi SW of entrance to Plumas National Forest along CA State Hwy 40 alternate 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
  CHSC79778  Clarkia purpurea subsp. quadrivulnera G. F. Hrusa 1997-6-26 13887 Plumas Sierra Nevada. Approx. 1/4 mi N from USFS 23N22D terminus. 1400 Comment
  CHSC28714  Clarkia rhomboidea R. A. Schlising 1979-6-12 3453 Plumas Along Hwy 70 in Feather River Canyon, 3.9 miles SW of jct with Hwy 89 west of Quincy. Comment
  CHSC93155  Clarkia rhomboidea L. P. Janeway; Diane Mastalir 1993-7-8 4435 Plumas Northern High Sierra Nevada. Vicinity of 'Squaw Valley Spring;' near Road 24N05 1.0 mi south of Squaw Valley Road (28N01). 1706 Comment
  JEPS88396  Clarkia rhomboidea Vernon H. Oswald and Lowell Ahart 1996-7-15 8019 Plumas e side of arm extending n from Hwy. 36 causeway Lake Almanor (s of point where rd to Last Chance Campground (28N11) begins to parallel lake, along Jeep rd parallel to lake); High Cascade Range, Lake Almanor 1371 Comment
  SBBG18807  Clarkia rhomboidea C. B. Hardham 1961-6-15 73891 Plumas N of Quincy, jct of Indian Crk and Feather River 1219 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
  UC1586083  Clarkia stellata Barbara Ertter with Gary Schoolcraft 1989-7-3 8638 Plumas ca. 10 airmiles s. Susanville (rd. to Lone Rock & Red Rock on s. side of Diamond Mt., neaar Morton Creek crossing); Diamond Mt. 1828 Comment
  UC174727  Clarkia stellata A. A. Heller and P. B. Kennedy 1907-7-9 8778 Plumas Prattville Comment
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Mar 30 2008
  HSC22940  Clarkia stellata John Pratt 1970-6-25 45 Plumas 1707 Comment
  SEINET10689281  Clarkia stellata Robert A. Schlising 1979-6-12 Schlising 3453 Plumas Along Hwy 70 in Feather River Canyon, 3.9 miles SW of Jct with Hwy 89 west of Quincy; in openings of strip of montane forest, with Pinus ponderosa, Pseudotusga menziesii, Quercus kelloggii, Ceanothus integerrimus, Pteridium aquilinum, Calystegia malacophylla, Clarkia purpurea ssp quadrivulnera, C. Gracillis ssp gracilis. Comment
  CAS-BOT-BC451738  Claytonia lanceolata Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC451742  Claytonia lanceolata Anna Head 1920-6-25 s.n. Plumas Near Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC451744  Claytonia lanceolata Anna Head 1920-6-15 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CHSC33628  Claytonia lanceolata M. S. Taylor; M. Foster 1981-6-3 3837 Plumas In wet meadow, s side of rd 24N61, ca. 1.5 air mi s of Little Summit Lake, ca. 10 mi nw of Portola. 2103 Comment
  CHSC45388  Claytonia lanceolata Vernon Oswald 1986-6-6 2091 Plumas LaPorte-Quincy Rd. at its jct. with the Pacific Crest Trail. 2011 Comment
  SEINET10572688  Claytonia lanceolata Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4475 Plumas 5000 ft. T27N R8E nw/ne sec 35. Almanor NE quad. E facing serpentine slope, s side of 27N92, ca. l.5 air mi se of Canyon Dam. 1524 Comment
  JEPS43383  Claytonia palustris W. L. Jepson 1927-6-23 12320 Plumas some mi w Morgan Springs Comment
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Jul 10 2009
  CDA19278  Claytonia perfoliata subsp. perfoliata G. D. Barbe, T. C. Fuller 1982-6-17 3865 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access. 1706 Comment
  CAS-BOT-BC443798  Claytonia rubra subsp. rubra A. A. Heller; P. B. Kennedy 1907-7-11 8804 Plumas Prattville Comment
  CHSC64830  Claytonia rubra subsp. rubra Vernon H. Oswald 1995-6-24 6906 Plumas E edge of Last Chance Marsh at the n end of Lake Almanor, paralleled by the road to Last Chance Campground (FS 28N11), 2.0 mi (odometer) n of Hwy. 36. Locally abundant in wet gravel near the road. 1371 Comment
  CHSC87869  Claytonia rubra subsp. rubra Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11058 Plumas About 50 yards north of the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote. 1777 Comment
  CAS-BOT-BC443803  Claytonia rubra subsp. rubra Thomas H. Harris 1973-6-3 s.n. Plumas Near Lake Almanor 1371 Comment
  CDA14142  Collinsia parviflora G. F. Hrusa 1997-5-3 13832 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC70053  Collinsia parviflora L. P. Janeway 1997-5-14 5129 Plumas West edge of Dixie Valley; north side of Dixie Creek; along road connecting between Road 26N70 (to Laufman) and Road 28N07 (to Frenchman Lake). 1691 Comment
  POM158058  Collinsia parviflora H. C. Cantelow 1941-5-21 s.n. Plumas About 8 miles west of Quincy, on Meadow Valley Creek. Comment
  UC1778621  Collinsia parviflora G. Douglas Barbe, T. C. Fuller 1982-7-15 3748 Plumas Shale road cut, 5.2 miles NE of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  CDA14585  Collinsia torreyi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3067 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 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
  UC1123642  Collomia grandiflora A. Lewis 1934-6-18 484 Plumas La Porte Plumas National Forest, Downieville Quadrangle 1524 Comment
  CDA40000  Collomia grandiflora H. S. Schierenberg 1951-7-27 s.n. Plumas Chester. 0 Comment
  CAS-BOT-BC157360  Comarum palustre H. E. Brown 1897-8-15 s. 642 Plumas Near Lassen Buttes 1828 Comment
  CHSC46617  Comarum palustre V. Oswald; L. Ahart, L. Hanson 1989-7-31 3902 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. 1670 Comment
  CAS-BOT-BC286171  Conyza canadensis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1457 Plumas Butterfly Botanical Area and vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  CHSC63304  Corallorhiza maculata Lowell Ahart 1994-6-17 7362 Plumas On the west side of Sly Creek, about 100 yards south of the locked gate, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  JEPS48642  Corallorhiza maculata Esther C. Fritz 1933-7-27 Plumas Spanish Peak; s slope 2103 Comment
  JEPS89229  Corallorhiza maculata W. I. Follett 1928-6-17 1 Plumas mountainside opposite Caribou; North Fork Feather River, Deadwood Ravine 1341 Comment
  RSA101457  Corallorhiza maculata R. Weatherby 1955-7-2 1581 Plumas Fir woods above Wilcox Valley 1921 Comment
  SEINET4676259  Cordylanthus bolanderi Lewis S. Rose 1966-7-26 66047 Plumas Butterfly Valley, 3 miles west of Keddie.; 0 1067 Comment
  CHSC63476  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1994-7-28 7529 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  JEPS113517  Cordylanthus tenuis subsp. tenuis Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14468 Plumas About 60 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
  CHSC98754  Cordylanthus tenuis subsp. viscidus L. P. Janeway 2007-8-13 9177 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  CAS-BOT-BC209432  Cornus nuttallii John Thomas Howell 1959-9-21 34735 Plumas Belden 701 Comment
  POM287807  Cornus nuttallii Mrs. R. M. Austin, C. C. Bruce, G. Austin 1908-04 652 Plumas Near Sierra Valley. 1372 Comment
  UCD117174  Cornus nuttallii James I. Mallory 1968-8-21 353 Plumas 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  CHSC75491  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 Ceek. 1 mi E of Lava Peak, and 2 im. NE of Cromwell townsite. Along old 12E19 pack trail, now largely unused in upper parts. 1500 Comment
  CHSC21308  Corydalis caseana subsp. caseana F. T. Griggs; A. Pass 1975-7-8 107 Plumas Buck's Lake. Comment
  CAS-BOT-BC401867  Corydalis caseana subsp. caseana Lloyd W. Swift 1930-8-16 36 Plumas Plumas National Forest. Emigrant Creek, Grizzly Valley 1828 Comment
  UCD110092  Corylus cornuta subsp. californica J. M. Tucker 1948-7-25 1734 Plumas Woods in vicinity of Cascade. Comment
  CAS-BOT-BC290443  Crepis acuminata John Thomas Howell 1975-7-22 51360 Plumas 2 miles northwest of Spring Garden 1173 Comment
  UC476324  Crepis acuminata Mrs. L. W. Swift June, 1931 3035 Plumas Stony Ridge Plumas National Forest, Last Chance Creek (foot) Comment
  RSA129860  Crepis acuminata E. Sawyer 1935-6-18 123 Plumas 5 miles SSE of Crow. 1982 Comment
  CAS-BOT-BC291565  Crepis intermedia John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2424 Plumas Adjacent to the mouth of Butterfly Creek, Butterfly Botanical Area and vicinity 883 Comment
  CAS-BOT-BC291592  Crepis modocensis subsp. subacaulis G. D. Barbe 1982-6-9 3667 Plumas Southeast and below Thompson Peak overlooking Honey Lake Valley, Plumas National Forest 2057 Comment
  UC1118016  Crepis modocensis subsp. subacaulis E. Sawyer 1935-6-27 195 Plumas 4 mi s Crow; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC117485  Crepis monticola Lowell Ahart 2016-6-29 21065 Plumas Top and east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  JEPS32705  Crepis occidentalis Lewis S. Rose 1963-6-4 63128 Plumas 2 mi s Beckwourth; Sierra Valley 1463 Comment
  SEINET10475129  Crepis occidentalis subsp. occidentalis Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3875 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
  CAS-BOT-BC290857  Crepis pleurocarpa H. M. Hall; E. B. Babcock 1903-7-1 4438 Plumas Sierra Nevada Mountains. Genesee Valley 1097 Comment
  CAS-BOT-BC376505  Crepis pleurocarpa M. S. Taylor 1981-7-21 4083 Plumas NE corner of jct of 25N42 and 401, e and above Squirrel Creek, ca. 3 air mi n of Spring Garden 1371 Comment
  CDA14042  Crepis pleurocarpa G. F. Hrusa, T. D. Wilfred 1996-8-1 13414 Plumas Sierra Nevada; approx. 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas NF. Comment
  CHSC107436  Crepis pleurocarpa L. P. Janeway; Peter Zika 2011-8-6 10631 Plumas Northern High Sierra Nevada. Plumas National Forest; on top of the serpentine ridge on southeast side of Quincy-La Porte Road, 1.4 air km northwest of Pilot Peak. 2015 Comment
  CHSC108710  Crepis pleurocarpa B. Castro; L. P. Janeway 2001-7-22 1351 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. In open rocky areas up from road (the western extension of USFS Rd 23N69). 1798 Comment
  CHSC34910  Crepis pleurocarpa M. S. Taylor 1981-7-21 4083 Plumas NE corner of jct of 25N42 and 401, e and above Squirrel Creek, ca. 3 air mi n of Spring Garden. 1371 Comment
  CHSC48142  Crepis pleurocarpa Vernon Oswald 1986-7-10 2191 Plumas LaPorte-Quincy Rd. at S. Fork of Feather R. 1965 Comment
  CHSC77043  Crepis pleurocarpa L. P. Janeway 1996-8-13 5067 Plumas Ridge between Kingsbury Ravine and West Branch Salt Creek; above Twain and East Branch North Fork Feather River. Along dirt road and into forest. 1432 Comment
  RSA107479  Crepis pleurocarpa L. S. Rose 1955-7-20 55156 Plumas Mohawk 1372 Comment
  RSA286276  Crepis pleurocarpa R. F. Thorne 1974-7-30 44998 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  CDA1931  Crypsis alopecuroides J. T. Howell 1977-8-11 52716 Plumas East side of Frenchmans Reservoir near Big Cove. Comment
  CHSC25461  Crypsis alopecuroides John Thomas Howell 1977-8-11 52716 Plumas Sierra Nevada. Bottom of Frenchmans Reservoir on est side near Big Cove. 1706 Comment
  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
  CHSC56849  Cryptantha simulans L. P. Janeway 1991-8-3 4115 Plumas Plumas National Forest. Northeasterly drainage into Freeman Creek, below 'Five Points' and 2 mi west of Smith Peak. Meadow edge. 1981 Comment
  CHSC80808  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
  JEPS103429  Cryptantha simulans Lowell Ahart 2002-7-18 9861 Plumas Basalt ridge, ca 1/8 mile N of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) NW of La Porte. 1764 Comment
  CHSC89808  Cryptantha torreyana G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3216 Plumas Sierra Nevada. 1.0 mile south of junction of Mt Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  NY16614  Cupressus bakeri M. Wickman 1980-5-7 s.n. Plumas Plumas National Forest 2042.2 Comment
  CHSC46487  Cuscuta californica Lowell Ahart 1981-7-21 2971 Plumas Along Cleghorn Bar Road, about 1-1/2 miles west of La Porte Quincy Road, about 2 miles north-west of Pilot Peak. 1767 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
  SBBG119743  Cuscuta subinclusa L. Ahart 2006-9-21 13342 Plumas S side of Bucks Lake Rd, S of the spring at Bucks Summit, ca. 3 mi NE of Bucks Lake 1516 Comment
  CHSC94914  Cusickiella douglasii L. P. Janeway; B. Castro 2006-6-4 8666 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
  UC584302  Cusickiella douglasii G. L. Stebbins Jr., J. A. Jenkins 1937-5-22 2145 Plumas e side Beckwith Peak Beckwith Peak; Sierra Valley, e side Beckwith Peak 1676 Comment
  JEPS49762  Cycladenia humilis var. humilis R. M. Austin 1879-1 Plumas Dutch Hill Comment
  CDA5640  Cynoglossum officinale L. Ahart 2001-7-17 8910 Plumas On the sides of a poor logging road, east of a small branch of Butte Creek, about 2 1/2 miles (air) north of Humboldt Summit. Comment
  UCD141196  Cyperus niger John Thomas Howell 1960-8-20 36275 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC117631  Cyperus squarrosus Lowell Ahart 2016-8-30 21329 Plumas On the west side of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CAS-BOT-BC70667  Cystopteris fragilis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1458 Plumas Near bed of Spanish Creek adjacent to confluence of Butterfly Creek 883 Comment
  CHSC84994  Cystopteris fragilis Lowell Ahart 2003-10-17 10652 Plumas Cliffs north of Humboldt Peak, on the south side of the Pacific Crest Trail, about 1/2 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2042 Comment
  UC399288  Cystopteris fragilis Mrs. R. M. Austin July, 1879 307 Plumas Mt. Dyer Comment
  SEINET6629009  Cystopteris fragilis P. Lehenbauer 1926-5-31 1038 Plumas Clover Creek, Plumas Natl. Forest Comment
  SJSU12123  Damasonium californicum N. A. Hopkins 1971-6-19 407 Plumas 5 mi SE of Beckwourth, Sierra Valley 1371 Comment
  CAS-BOT-BC445531  Damasonium californicum Mary Strong Clemens 1920-6-12 s.n. Plumas Taylorville 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
  CAS-BOT-BC189661  Danthonia californica David D. Keck 1944-7-8 5440 Plumas Sierra Nevada. East end of Lake Almanor, east side of dam. 1341 Comment
  CHSC32029  Danthonia californica var. americana L. Ahart 1979-7-18 1996 Plumas Meadow, above the road and e of Finger Board Mt, ca. 2 mi nw of Pilot Peak, ca. 12 mi n of La Porte. 1828 Comment
  CHSC91829  Danthonia californica var. californica G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16275 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: in upper bog. 1158 Comment
  CAS-BOT-BC192344  Danthonia unispicata A. A. Heller; P. B. Kennedy 1907-7-3 8705 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC192349  Danthonia unispicata Lowell Ahart 1979-7-18 s.n. Plumas Ca. 2 mi. NW of Pilot Pk. North of the dirt road that is NE of Finger Board Mtn. 1800 Comment
  CHSC112553  Danthonia unispicata B. Castro; L. P. Janeway 2007-6-24 1645 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, 250-300 ft below edge ofopen Ponderosa-Jeffrey pine forest. 1674 Comment
  UCD61354  Danthonia unispicata G. Douglas Barbe; T. C. Fuller 1982-6-17 3852 Plumas East shore Frenchman Lake; Crystal Fishing Access. 1706 Comment
  CAS-BOT-BC76202  Darlingtonia californica Mrs. C. C. Bruce 1899-1-1 s.n. Plumas Butterfly Valley. 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
  UCD119083  Darlingtonia californica Barry Rice 2011-7-24 BR 110713 Plumas location unknown. 1560 Comment
  CAS-BOT-BC76200  Darlingtonia californica M. S. Taylor 1982-8-23 5034 Plumas Under PG&E wire between dirt road and Feather River. Ca. 0.25 mile north of Dutch Creek, ca. 0.5 mile northeast of Twain 853 Comment
  RSA0021441  Darlingtonia californica Dorothy Davis 1923-08 s.n. Plumas Near Feather River 1829 Comment
  SEINET10480123  Darlingtonia californica Mary Susan Taylor 1982-8-23 Taylor 5041 Plumas T25N R8E nw/se sec 19. Almanor SW quad. On both sides of Virgilia-Meadow Valley Rd (25N17), in small creek, ca. 0.5 mi w of York Cr, s of 12 Mile Ravine, ca. 1.5 mi sw of Virgilia. 4400 ft. 1341 Comment
  CHSC61239  Darmera peltata K. B. McShea 1992-4-5 2 Plumas Ca 7 mi s of Jct of Hwy 89 and Hwy 70 and 50 yds w, 17 mi se of Quincy. Comment
  SEINET10536228  Delphinium Mary Susan Taylor 1982-5-14 Taylor 4444 Plumas T23N R13E sw/se sec 10. Blairsden quad. Sagebrush Scrub over rocky volcanics, along Turner Springs Rd, just s of its jct with Hwy 114, ca. 2 air mi sw of Portola. 5000 ft. 1524 Comment
  UC1126009  Delphinium nudicaule E. Sawyer 1935-5-22 29 Plumas 1 1/4 mi ne Beckwith Butte; Plumas National Forest, Sierraville Quadrangle Comment
  HSC25002  Delphinium nudicaule R. P. Maynard Jr. 1963-5-4 31 Plumas Lake Almanor, 7 mi. S on Hwy. 89 Comment
  SEINET5338036  Delphinium nudicaule P. A. Lehenbauer 1937-5-30 s.n. Plumas On Feather River 60 miles from Reno Near Feather River Inn. Comment
  CAS-BOT-BC116108  Delphinium nuttallianum A. L., Mrs. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC116128  Delphinium nuttallianum Clare Butterworth Hardham 1961-6-16 7476 Plumas Diamond Peak Comment
  JEPS23629  Delphinium nuttallianum John W. Duffield 1937-5-27 Plumas Meadow Valley Comment
  SD58356  Delphinium nuttallianum Sether C. Fritz 1933-7-25 Plumas In meadow on slopes of Spanish Peak 2133 Comment
  CAS-BOT-BC116098  Delphinium nuttallianum D. E. Breedlove 1962-6-12 3440 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  CAS-BOT-BC116120  Delphinium nuttallianum L. P. Janeway 1940-5-11 3776 Plumas Near Emigrant Creek and about.10 mi south of Little Grizzly Creek. 1767 Comment
  RSA39746  Delphinium nuttallianum P. A. Munz 1947-5-17 11845 Plumas 16 miles N of Chilcoot 1707 Comment
  UC725740  Delphinium nuttallianum A. A. Heller 1940-5-22 15665 Plumas wayside ditch along State Hwy 89 3 mi s Prattville Comment
  POM147074  Dendromecon rigida Alice Eastwood 1927-6-27 14917 Plumas United States Forest Reserve Comment
  JEPS113674  Deschampsia cespitosa subsp. cespitosa Lowell Ahart, Josephine Guardino 2007-7-20 14344 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  CAS-BOT-BC201884  Deschampsia elongata John Thomas Howell 1960-7-19 35621 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC201895  Deschampsia elongata L. P. Janeway 1992-7-1 4245 Plumas North side of Middle Fork Feather River along drainage of Bonta Creek 1310 Comment
  JEPS107641  Deschampsia elongata Lowell Ahart, Josephine Guardino 2005-8-9 12275 Plumas Depression (mining?) in a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  CHSC88004  Descurainia incisa subsp. incisa Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11164 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  SEINET10907338  Descurainia sophia Mary Susan Taylor 1982-9-7 Taylor 5102 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
  CHSC21103  Dicentra formosa F. T. Griggs; A. Pass 1975-7-1 8 Plumas East of Grizzly Creek. Comment
  CHSC21215  Dicentra uniflora F. T. Griggs; A. Pass 1975-7-17 217 Plumas Buck's Lake. Comment
  CAS-BOT-BC209229  Dichanthelium acuminatum subsp. acuminatum David D. Keck 1932-7-3 1671 Plumas Along fence in meadow, along the road to Lake Almanor, Quincy - Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC246542  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7164 a Plumas Lassen National Park, Drakesbad, 1/8 mile south of guest houses, slope above Hot Springs Creek, edge of warm water from hot springs 1676 Comment
  SEINET11686126  Dichanthelium acuminatum subsp. thermale W. Knight, Knight, I. 1983-1 4929 Plumas above Drakesbad guest ranch, Lassen Volcanic Nat'l Park 1753 Comment
  POM253055  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas Near Gray s Flat along the Feather River Highway. 869 Comment
  CAS-BOT-BC502668  Dichelostemma multiflorum Clarence R. Quick 1964-7-15 64 -83 Plumas At summit of Longville-Belden road between Humbug Valley and Feather River Canyon 1478 Comment
  CAS-BOT-BC292275  Dieteria canescens Clare B. Hardham 1975-8-2 20488 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC299761  Dieteria canescens var. canescens M. S. Taylor 1982-8-27 5046 Plumas SW corner of jct. of Hwy. 70 and road to Loyalton, in Vinton 1493 Comment
  CHSC32830  Diplacus kelloggii W. Michael Foster 1981-4-26 13 Plumas Ca. 60 ft se of confluence of Bucks creek and the North Fork of the Feather River, ca. 24 mi w of Quincy. 579 Comment
  CAS-BOT-BC151747  Diplacus kelloggii Wayne Dakan 1979-1-1 s.n. Plumas N fork of Feather River - Sierra Nevada Comment
  CHSC74002  Diplacus mephiticus L. Gehrung 1995-9-21 Plumas On Lumpkin Ridge, ca. 1.2 air mi NW of Little Grass Valley Reservoir, on N side of Lumpkin Ridge Road (USFS Rd 22N27) ca 0.3 mi W of its jst with USFS Rd 22N94. 1722 Comment
  CHSC87841  Diplacus pygmaeus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11050 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote. 1777 Comment
  CAS-BOT-BC153951  Diplacus pygmaeus Wayne Dakan 1978-5-24 s.n. Plumas Ca. 1/2 mile west of north edge of Almanor (probably near Hwy 89) 1389 Comment
  CHSC62591  Diplacus torreyi B. Castro 1987-6-21 131 Plumas E side of Little Grass Valley Reservoir. 1524 Comment
  CAS-BOT-BC151257  Diplacus torreyi Robert J. Weatherby 1955-7-21 1647 Plumas Bottle Springs, near Middle Fork Feather River 1615 Comment
  CHSC105649  Dittrichia graveolens Lowell Ahart; John Dittes 2010-10-5 17302 Plumas On the north side of Highway 70, Serpentine Canyon, 2.7 miles (air) east-northeast of Rich Bar, 3.9 miles (air) west of Twain. 813 Comment
  RSA768931  Dittrichia graveolens L. Ahart, John Dittes 2010-10-5 17302 Plumas North side of Highway 70, Serpentine Canyon, 2.7 air miles east-northeast of Rich Bar, 3.9 air miles west of Twain. 814 Comment
  CAS-BOT-BC136104  Dodecatheon alpinum Margaret Williams 1966-7-11 s.n. Plumas Luther Ridge above Johnsville 2270 Comment
  RSA101433  Dodecatheon alpinum R. Weatherby 1955-6-26 1561 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  UC2043146  Downingia bacigalupii Barbara Ertter 1989-7-5 8690 Plumas Coyote Flat W of Lake Almanor, 4.2 mi W of junction of Highway 89 and Highway 36. Comment
  UC614875  Downingia bacigalupii Beryl O. Schreiber 1932-7-19 462 Plumas near Prattville Comment
  UC711959  Downingia bacigalupii Roxana S. Ferris and Laura Lorraine 1941-8-9 10437 Plumas about 2.5 mi from Lake Almanor Public Camp (State Highway 89, on road to Chester) Comment
  CAS-BOT-BC41399  Draba verna John Thomas Howell; Gordon H. True 1967-5-7 42189 Plumas Sierra Nevada. Quincy. 1036 Comment
  CHSC44252  Drosera anglica Vernon Oswald 1988-7-19 3606 Plumas Willow Lake located se of Drakesbad just s of the ... Field redacted by CHSC, contact the data manager for more information 1676 Comment
  UC108315  Drosera anglica Mrs. R. M. Austin July, 1896 368 Plumas Willow Lake Comment
  CDA25346  Drosera rotundifolia G. D. Barbe 1977-8-16 2329 Plumas 0.6 mile west of road to Twain, 0.6 mile west of end of pavement; Butterfly Valley. 0 Comment
  UCD123985  Drosera rotundifolia Barry Rice 2011-7-16 BR 110706 Plumas no exact location. 1560 Comment
  UC1259771  Drosera rotundifolia Lowell Ahart 1979-8-16 Plumas in bog 100 m e rd. across Ohio Ravine (2 1/4 mi s of Grizzly Mtn.) 1700 Comment
  SEINET6689693  Drymocallis glandulosa var. glandulosa W. Harnach, N. Harnach 1990-6-27 413 Plumas Sierra Valley, SW of Beckwourth, Ramelli Ranch, (USFS); S of R/R. 1554 Comment
  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-BC534974  Drymocallis glandulosa var. reflexa Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1968-6-11 2373 Plumas Sierra Nevada, in canyon of Butterfly Creek between Spanish Creek and Butterfly Valley Comment
  JEPS107859  Drymocallis lactea var. austiniae Lowell Ahart, John Dittes 2005-9-20 12458 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 1984 Comment
  CHSC54537  Dulichium arundinaceum V. Oswald; S. Mitchelson, C. Livingston 1991-8-21 4839 Plumas Lassen Volcanic Park. Little Willow Lake located on the south edge the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  CAS-BOT-BC113792  Dulichium arundinaceum G. Schoolcraft 1997-8-5 2640 Plumas Small Lake E of Hay Meadow. 1908 Comment
  JEPS122112  Elatine Lowell Ahart 2014-8-24 19740 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UC1101543  Elatine brachysperma Malcolm A. Nobs and S. Galen Smith 1949-8-18 1348 Plumas s end Lake Almanor Comment
  JEPS115518  Elatine chilensis Lowell Ahart, John Dittes 2009-9-7 16384 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  JEPS103527  Eleocharis acicularis Lowell Ahart 2002-7-2 9833 Plumas On the N side of Forest Road 22N94, ca 50 yards W of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1583 Comment
  CAS-BOT-BC494111  Eleocharis bella W. Harnach; N. Harnach 2000-8-2 967 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
  SD46727  Eleocharis bella Robert J. Weatherby 1950-7-28 1491 Plumas North edge of Taylorsville, islands in marsh 1096 Comment
  CHSC82152  Eleocharis coloradoensis L. P. Janeway 2001-7-25 7389 A 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
  CHSC34333  Eleocharis engelmannii L. Ahart 1981-9-6 3101 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CAS-BOT-BC112915  Eleocharis macrostachya Lloyd W. Swift 1934-7-7 94 Plumas Granite Spring 1950 Comment
  UC698594  Eleocharis macrostachya Dorothy E. Beetle 1941-6-28 59 Plumas Lake Almanor, NW corner of 975 Comment
  POM313050  Eleocharis obtusa var. engelmannii Malcolm A. Nobs, S. Galen Smith 1949-8-18 1356 Plumas Drying mud flats at the south end of Lake Almanor Comment
  CHSC80884  Eleocharis parishii Lowell Ahart; Vernon H. Oswald 2001-7-11 8890 Plumas Meadow, on the east side of the dirt road, about 1/4 mile northwest of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) northwest of Greenville. 1447 Comment
  JEPS102457  Eleocharis quinqueflora Lowell Ahart and Vernon H. Oswald 2001-7-11 8889 Plumas Meadow, on the east side of the dirt road, about 1/4 mile NW of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) NW of Greenville. 1447 Comment
  RSA101478  Eleocharis quinqueflora R. Weatherby 1955-6-26 1545 Plumas Mud Lake, Lakes Basin Area. 2104 Comment
  CAS-BOT-BC112021  Eleocharis suksdorfiana Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1871 Plumas In wet area in Butterfly Valley proper. Comment
  CAS-BOT-BC112043  Eleocharis torticulmis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1394 Plumas In dry vernal area-Pond Reservoir, Butterfly Botanical Area. 1097 Comment
  CHSC78474  Eleocharis torticulmis Jim Battagin 2000-6-17 Plumas Butterfly Valley Botanical Area. By little creek in north endof Pond Meadow. 1164 Comment
  JEPS98449  Eleocharis torticulmis Lowell Ahart 2000-5-21 8383 Plumas 5 air miles NW of Quincy (Butterfly Valley, 150 ft NW of the pond) 1005 Comment
  JEPS113926  Elodea canadensis W. and N. Harnach 2000-8-2 966 Plumas Sierra Valley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23. South of Beckwourt, CA (Sierra Valley Farms) Comment
  CHSC34897  Elodea nuttallii M. S. Taylor 1981-9-2 4264 Plumas N tip of Round Valley Reservoir by rd 204, ca. 3 air mi s of Greenville. 1371 Comment
  SEINET10501561  Elodea nuttallii Mary Susan Taylor 1982-8-9 Taylor 4955 Plumas T27N R8E nw/nw sec 28. Almanor NE quad. N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 4500 ft. 1372 Comment
  CAS-BOT-BC227606  Elymus elymoides John Thomas Howell 1977-6-20 52413 Plumas On the peninsula of Lake Almanor 1371 Comment
  CAS-BOT-BC227727  Elymus elymoides Clare B. Hardham 1975-8-2 20466 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC227731  Elymus elymoides Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi. W of Pilot Pk. 1800 Comment
  RSA299153  Elymus glaucus J. T. Howell 1975-7-22 51373 Plumas 2 miles northwest of Spring Garden 1174 Comment
  RSA88140  Elymus glaucus J. T. Howell 1951-6-27 7568 Plumas Johnsville; Sierra Nevada 1585 Comment
  UC1024640  Elymus glaucus Leo Whitney 1934-8-10 2219 Plumas ca 9 mi nw Portola (nw end of valley); Plumas National Forest, Big Grizzley Valley, Freeman Creek 1828 Comment
  CAS-BOT-BC206797  Elymus glaucus subsp. glaucus A. A. Heller 1915-7-7 12053 Plumas Near the summit of Soapstone Ridge, 12 miles west of Buck's 1676 Comment
  CHSC65880  Elymus glaucus subsp. glaucus L. P. Janeway 1995-10-11 4939 Plumas Lakes Basin. 0.3 mi north-northeast of Lakes Basin Campground; on east side of Gold Lake Hwy opposite entrance to the campground. 1923 Comment
  JEPS95380  Elymus sierrae Lowell Ahart 1994-7-20 7484 Plumas N of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna 1981 Comment
  CAS-BOT-BC392226  Enemion stipitatum Vesta Holt 1935-3-19 s.n. Plumas Near Quincy Comment
  UCD132879  Ephedra viridis Beecher Crampton 1954-5-11 1882 Plumas Lassan County Border, Beckwourth Pass, along highway 24. 1588 Comment
  JEPS113469  Epilobium brachycarpum Lowell Ahart, John Dittes 2007-6-16 14144 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
  JEPS118389  Epilobium canum subsp. latifolium Lowell Ahart 2011-9-17 17674 Plumas On the south side of the paved road, about 50 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  JEPS44030  Epilobium canum subsp. latifolium W. L. Jepson 1918-8-16 8019 Plumas Genesee Valley 1097 Comment
  UC572309  Epilobium canum subsp. latifolium C. G. Albertus 1935-7-20 207 Plumas 1.5 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle 1310 Comment
  CHSC40591  Epilobium ciliatum subsp. ciliatum Lowell Ahart 1985-9-26 5184 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
  CHSC40592  Epilobium ciliatum subsp. ciliatum Lowell Ahart 1985-9-26 5183 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CHSC90292  Epilobium ciliatum subsp. ciliatum L. P. Janeway 1994-8-24 4749 Plumas Northern High Sierra Nevada. Small tributary of South Fork Rock Creek at Deanes Valley Campground. 1298 Comment
  JEPS103348  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2002-7-18 9869 Plumas On the S side of a small upper branch of Fall R., ca 100 yds N of Lumpkin Ridge Rd, ca 1 mi (air) SE of Tamarack Flat, ca 1/4 mile SW of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam 1701 Comment
  JEPS122092  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-8-24 19756 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
  CHSC56861  Epilobium ciliatum subsp. glandulosum L. P. Janeway 1991-8-3 4111 Plumas Plumas National Forest. Northeasterly drainage into Freeman Creek 2 mi west of Smith Peak and below 'Five Points. 1981 Comment
  JEPS107628  Epilobium ciliatum subsp. glandulosum Lowell Ahart, Josephine Guardino 2005-8-9 12286 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
  POM262915  Epilobium ciliatum subsp. glandulosum Herbert McLean Evans 1922-07 s.n. Plumas Willow Lake. Mt. Lassen National Park. Comment
  JEPS43852  Epilobium glaberrimum subsp. glaberrimum W. L. Jepson 1939-7-31 19301 Plumas canyon halfway between Meadow Valley and Buck's Valley; Spanish Peak Comment
  UC572521  Epilobium hallianum E. Sawyer 1935-6-22 182 Plumas 1.6 mi ne Grizzly Peak; Sierraville Quadrangle 1767 Comment
  CHSC87842  Epilobium oregonense Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11057 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
  SEINET12859746  Epilobium pygmaeum W. Harnach, N. Harnach 2000-8-2 962 Plumas 1.5 miles south of Hwy 70 on A-23, .25 miles east of A-23. South of Beckwourth Sierra Valley Farms 1488 Comment
  CHSC62145  Epipactis gigantea L. P. Janeway 1993-6-30 4406 Plumas Plumas National Forest. Along Hwy 70 in canyon of East Branch North Fork Feather River, 3.8 mi southwest of Hwy 89. 868 Comment
  UC1586410  Epipactis gigantea Vernon H. Oswald and Lowell Ahart 1991-6-18 4685 Plumas Forest Rd 28N38 3.4 mi ene junction with County Rd 201 (Old Haun Rd) (ca 4 air mi n of Greenville) 1609 Comment
  CAS-BOT-BC58024  Equisetum John Thomas Howell 1959-9-25 35004 A Plumas 2 mi. e. of Portola. 1484 Comment
  SBBG47394  Equisetum X ferrissii J. T. Howell, G. H. True 1967-7-9 43250 Plumas N Fk of Feather River, 3 mi SW of Caribou 853 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
  CHSC33823  Equisetum arvense M. S. Taylor; M. Foster 1981-6-2 3829 Plumas Entering Greenhorn and Estray Creeks, w side of Williams Loop, ca. 0.2 mi s of Spring Garden overpass on Hwy 70, ca. 7.5 mi se of Quincy. 1188 Comment
  CHSC35949  Equisetum arvense M. S. Taylor 1982-5-13 4439 Plumas On the n edge of Spanish Creek, Gansner Park, Quincy. 1036 Comment
  CAS-BOT-BC57008  Equisetum arvense M. S. Taylor 1981-7-21 4088 Plumas Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, 1371 Comment
  SEINET10899881  Equisetum hyemale subsp. affine Mary Susan Taylor 1981-8-19 Taylor 4224 Plumas California: T23N R11E nw 1/4 of se 1/4 sec 18. Blue Nose Mt quad. Along creek, 0.1 mi W of Peoria Creek, ca. 2.5 mi W of Sloat. Plumas County. 4400 ft. 1341 Comment
  CAS-BOT-BC57391  Equisetum laevigatum David D. Keck 1932-7-3 1701 Plumas Quincy, in the Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC174181  Eremogone cliftonii E. K. Balls; L. W. Lenz 1955-5-13 20700 Plumas Between Tobin and Camp Rogers, U.S. Hwy. 40 609 Comment
  RSA595069  Eremogone cliftonii Clare B. Hardham 1978-4-17 21583 Plumas Between Indian Joe and Caribou. Feather River Canyon. 610 Comment
  CAS-BOT-BC174303  Eremogone congesta var. suffrutescens A. A. Heller; P. B. Kennedy 1907-7-16 8869 Plumas Grade between Genessee [Genesee] Valley and Summit Comment
  CHSC101458  Eremogone kingii var. glabrescens L. P. Janeway; Duryea Delacrois, Dorothy Kieffer 2009-7-1 9833 Plumas Northern High Sierra Nevada. Top of ridge just east of Road 23N73Y 2.4 road mi north-northwest of Grizzly Summit; north side of Oak Ridge and at the head of Foreman Creek. 1737 Comment
  CHSC101480  Ericameria nauseosa var. oreophila L. P. Janeway; Melanie Williams 2009-8-6 9909 Plumas Northern High Sierra Nevada. Top of ridge between Yellow Creek and North Fork Feather River, east of Yellow Creek; 5.5 km north-northeast of Belden. 1461 Comment
  JEPS116636  Ericameria nauseosa var. oreophila L. P. Janeway and Melanie Williams 2009-8-6 9909 Plumas Top of Ridge between Yellow Creek and North Fork Feather River, east of Yellow Creek Twain (5.5 km north-northeast of Belden.); Northern High Sierra Nevada 1461 Comment
  CHSC45656  Ericameria nauseosa var. speciosa Vernon Oswald 1986-7-22 2220 Plumas Hwy 36 e of Chester, 10.8 mi e of the Tehama-Plumas County line. 1402 Comment
  JEPS118400  Ericameria nauseosa var. speciosa Lowell Ahart 2011-9-17 17676 Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam 1687 Comment
  SD8961  Ericameria nauseosa var. speciosa R. M. Austin 1880-1 Plumas Comment
  UC297888  Ericameria nauseosa var. speciosa Milo S. Baker 1926-8-23 296 a-26 Plumas Lu's Camp Comment
  JEPS21533  Ericameria parryi var. nevadensis W. L. Jepson 1939-8-12 19384 a Plumas sw edge of Honey Lake (Lassen-Plumas Co. boundary); Diamond Mts., Black Mt. 1981 Comment
  JEPS100354  Erigeron aphanactis var. aphanactis Dean W. Taylor 2001-6-28 17822 Plumas Crystal Peak, along the ridgeline at the summit Sierra Nevada, Diamond Mountains 2377 Comment
  JEPS95328  Erigeron barbellulatus Lowell Ahart 1994-7-7 7457 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  CHSC52764  Erigeron bloomeri var. bloomeri L. P. Janeway 1990-7-4 3762 Plumas Outcrop overlooking SW corner of Frenchman Lake, 0.2 mi W of the dam. 1722 Comment
  CAS-BOT-BC296005  Erigeron divergens Lewis S. Rose 1966-7-28 66071 Plumas Quincy 1066 Comment
  JEPS41777  Erigeron divergens W. L. Jepson 1918-8-16 8013 Plumas Taylorsville 1097 Comment
  CAS-BOT-BC296011  Erigeron divergens A. A. Heller; P. B. Kennedy 1907-7-16 8870 Plumas Grade between Genessee Valley and Summit Comment
  UC579405  Erigeron eatonii var. plantagineus E. Sawyer 1935-6-27 192 A Plumas 1.6 mi ene Grizzly Peak; Plumas National Forest, Downieville Quadrangle 1767 Comment
  CAS-BOT-BC300401  Erigeron eatonii var. plantagineus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54347 Plumas 4.8 miles northwest of Antelope Reservoir 1661 Comment
  JEPS113383  Erigeron eatonii var. sonnei Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13982 Plumas Open rocky flat, along the edge of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  SEINET8667325 Image available Erigeron glacialis M. J. Williams, E. McPherson 1974-8-5 74 -P-19 Plumas Lake's Basin. Trail from Silver Lake to Mt. Elwell 2073 Comment
  CAS-BOT-BC300697  Erigeron glacialis var. glacialis Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CAS-BOT-BC300845  Erigeron glacialis var. glacialis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  UCD147798  Erigeron inornatus Allyson Ayalon; Lucie Jerabkova 2012-8-1 151 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CDA4953  Erigeron inornatus T. C. Fuller 1959-7-6 4302 Plumas Northeast of Lake Almanor, 2 miles west of Clear Creek Junction. 0 Comment
  CHSC76118  Erigeron inornatus var. inornatus G . D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3289 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  UC54110  Erigeron inornatus var. inornatus H. M. Hall and E. B. Babcock 1901-7-1 4436 Plumas Indian Valley 1097 Comment
  CDA17236  Erigeron lassenianus G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16339 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  UCSB16064  Erigeron lassenianus Breedlove, Dennis 1962-6-12 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  CHSC72434  Erigeron lassenianus var. deficiens L. P. Janeway; B. Castro 1995-8-23 4898 Plumas Junction of Lumpkin Ridge Road and the '94' road; on the divide between Fall River and Black Rock Creek; about 1 mi northwest of Little Grass Valley Reservoir. 1735 Comment
  JEPS109586  Erigeron lassenianus var. deficiens Dean W. Taylor 2002-7-3 18221 Plumas Forest Road 22N27 ca. 0.5 miles west from junction Forest Road 22N29 (ca. 1 air mile NW of Little Grass Valley dam) 1706 Comment
  CHSC118720  Erigeron lassenianus var. deficiens Wendy L. Boes 2015-5-28 2015021 Plumas Plumas National Forest. Location to east of Fales Basin, west of hairpin curve on Forest Service road 25N59. UTM 658936 E, 4437694 N, NAD83 Zone 10N. 1550 Comment
  CAS-BOT-BC295487  Erigeron lassenianus var. lassenianus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54203 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  CDA42424  Erigeron petrophilus var. sierrensis D. G. Kelch 2012-9-19 12 .374 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  JEPS119932  Erigeron petrophilus var. sierrensis Lowell Ahart 2012-9-5 18442 Plumas About 400 yards northeast of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  CAS-BOT-BC300108  Erigeron pumilus Clare B. Hardham 1985-7-31 30129 Plumas Doyle's Crossing. Near Antelope Reservoir Comment
  UC1776703  Erigeron pumilus var. intermedius G. Schoolcraft 2238 Plumas 1554 Comment
  CHSC51501  Erigeron reductus var. reductus Wayne Dakan 1975-8-8 Plumas Round Lake. Comment
  SEINET10537783  Eriogonum Mary Susan Taylor 1981-6-17 Taylor 3930 Plumas T24N R13E se/ne sec 8. Grizzly Valley quad. On N side of Bagley Pass Rd (24N08), ca. 1/4 mi E of its jct with 25N93, ca. 13 air mi NW of Portola. 5600 ft elev. 1707 Comment
  RSA626474  Eriogonum baileyi var. praebens J. T. Howell 1955-7-19 30806 Plumas Sagebrush Flat, Vinton 1512 Comment
  HSC95796  Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at junction of FS Rds. 28N01 and 28N70 on flat W of highway, 11.9 mi. NNW of Beckwourth 1707 Comment
  SEINET783268 Image available Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 air miles NNW of Beckwourth . 1707 Comment
  UC1980603 Image available Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 air miles NNW of Beckwourth. Comment
  UC1032037  Eriogonum elatum C. W. Hanks 1934-8-6 5 Plumas n end of Sierra Valley Plumas National Forest, Sierraville Quadrangle, Sierra Valle Comment
  CHSC118714  Eriogonum elatum var. villosum Wendy L. Boes 2015-6-24 2015024 Plumas Plumas National Forest. Location south of Moonlight Valley, east of Forest Service road 27N82, north of 29N46 UTM 684518 E, 4454025 N, NAD83 Zone 10N. 1700 Comment
  SEINET10479517  Eriogonum lobbii Mary Susan Taylor 1982-8-5 Taylor 4930 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  JEPS95392  Eriogonum lobbii var. lobbii Lowell Ahart 1994-7-22 7489 Plumas S of the Pacific Crest Trail, W of the large twin rocks on the NE side of Mount Etna 1981 Comment
  CAS-BOT-BC267332  Eriogonum luteolum var. pedunculatum John Thomas Howell 1959-9-21 34808 Plumas Indian Creek Canyon, Sierra Nevada 914 Comment
  RSA70711  Eriogonum marifolium L. S. Rose 1951-6-28 51055 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  UC1776760  Eriogonum marifolium G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13246 Plumas Bull Run Creek off USFS 23N12E. 2100 Comment
  UC723802  Eriogonum marifolium Joseph Andorfer Ewan 1934-7-16 8522 Plumas Mt. Elwell trail above Long Lake 2072 Comment
  CHSC118806  Eriogonum marifolium Amy Rachkowski; Wendy L. Boes 2015-6-25 2015 -001 Plumas Near Moonlight Valley, west of Forest Service road 28N80, north of 27N77 (UTM 686937 E, 4455599 N, NAD 83 Zone 10N; Elevation 1680 m.) 1680 Comment
  CAS-BOT-BC263294  Eriogonum marifolium var. marifolium L. P. Janeway 1990-8-29 3840 B Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CAS-BOT-BC263299  Eriogonum marifolium var. marifolium A. A. Heller; P. B. Kennedy 1907-7-3 8707 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC263312  Eriogonum marifolium var. marifolium Anna Head 1921-6-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC263314  Eriogonum marifolium var. marifolium Anna Head 1920-7-12 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC268693  Eriogonum microthecum var. laxiflorum John Thomas Howell; Gordon H. True 1973-7-31 50070 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  SEINET11933014  Eriogonum nudum W. Knight, Knight, I. 1983-1 4911 Plumas 2 mi out of Chester on road to Drakesbad Comment
  CAS-BOT-BC261368  Eriogonum nudum var. deductum Robert J. Weatherby 1950-8-11 1520 Plumas Mt. Elwell, Lakes Basin Area 2225 Comment
  UC1032193  Eriogonum nudum var. deductum E. Nourse 1934-8-9 36 Plumas 1 1/2 mi wsw Clermont Hill; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC261360  Eriogonum nudum var. deductum A. A. Heller; P. B. Kennedy 1907-7-13 8834 Plumas Between Taylorville [Taylorsvillel] and Little Grizzly Creek Comment
  CAS-BOT-BC261602  Eriogonum nudum var. nudum M. S. Taylor 1982-8-4 4913 Plumas Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy Comment
  CAS-BOT-BC261604  Eriogonum nudum var. nudum L. P. Janeway 1989-7-6 3458 Plumas Beckwourth Ranger District, Plumas National Forest. Above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 1.1 mi on rd 23N48 1645 Comment
  UCD100553  Eriogonum nudum var. oblongifolium Robbins; Raynor 1943-6-1 s.n. Plumas Near Quincy. Comment
  CAS-BOT-BC271972  Eriogonum nudum var. pubiflorum John Thomas Howell 1960-7-19 35635 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  RSA59908  Eriogonum nudum var. pubiflorum E. K. Balls 1950-9-14 15823 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  RSA766303  Eriogonum spergulinum Joseph A. Ewan 1934-6-27 8277 Plumas Along Mt. Elwell trail above Long Lake. Sierra Nevada. 2104 Comment
  UC1949200  Eriogonum spergulinum subsp. reddingianum Barbara Ertter 1988-7-25 7853 Plumas W of meadow; Diamond Mts ca 15 airmiles due S of Susanville, sheep camp on Pierce Creek Comment
  SBBG21287  Eriogonum spergulinum var. reddingianum D. Myrick 1964-7-21 890 Plumas E of Trail Parking at Drakesbad 1737 Comment
  SEINET1909917  Eriogonum spergulinum var. reddingianum Barbara Ertter 1988-1 7853 Plumas Diamond Mts, ca 15 airmiles due S of Susanville, sheep camp on Pierce Creek 1981 Comment
  UC85205  Eriogonum spergulinum var. reddingianum Mrs. R. M. Austin 1879-1 Plumas Spanish Peak Comment
  POM147046  Eriogonum spergulinum var. reddingianum Alice Eastwood 1927-06 14888 Plumas On road from Chilcott, United States Forest Reserve Comment
  RSA59567  Eriogonum spergulinum var. reddingianum Verne Grant, Alva Grant 1950-7-12 8930 Plumas West-facing slope at base of Red Rock near Diamond Mt. between Susanville and Taylorsville. 1890 Comment
  CHSC53053  Eriogonum strictum var. anserinum L. P. Janeway 1989-6-16 3329 Plumas Plumas National Forest Beckwourth Ranger District. NE-facing slopes of Crocker Mtn overlooking Red Clover Valley. 1828 Comment
  CHSC63467  Eriogonum strictum var. anserinum Lowell Ahart 1994-7-20 7483 Plumas Open bare area, on both sides of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. Label said both Plumas and Sierra County. 1981 Comment
  SEINET5331802  Eriogonum umbellatum var. dumosum A. A. Heller, P. B. Kennedy 1907-7-15 8838 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  CHSC21679  Eriogonum umbellatum var. modocense D. Brink; L. Mayer 1975-8-2 Plumas Buck's Lake. Comment
  CHSC21688  Eriogonum umbellatum var. modocense D. Brink; L. Mayer 1975-8-2 Plumas Buck's Lake. Comment
  CHSC62482  Eriogonum umbellatum var. modocense B. Castro; J. Jurewicz 1991-8-12 446 Plumas Ca 3.5 air mi S of Bucks Lake and 0.1 mi SE of Grizzly Mtn (=Red Mtn), along USFS Rd 23N69, from its jcn with USFS Rd 23N18 to ca 0.5 mi W of that jcn. 1911 Comment
  CAS-BOT-BC262083  Eriogonum umbellatum var. nevadense Herbert L. Mason 1924-6-18 1051 Plumas Graeagle Comment
  CAS-BOT-BC265160  Eriogonum umbellatum var. nevadense Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  RSA726334  Eriogonum umbellatum var. nevadense L. Ahart, John Dittes 2007-8-9 14436 Plumas About 30 yards west of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2552 Comment
  CHSC71650  Eriogonum umbellatum var. polyanthum Vernon H. Oswald; Lowell Ahart 1998-8-11 9486 Plumas Oroville-Quincy Hwy. west of Meadow Valley, 0.1 mi west of Silver Lake Rd. 1158 Comment
  JEPS56232  Eriogonum umbellatum var. polyanthum Esther C. Fritz 1933-7-18 Plumas Spanish Peak 2145 Comment
  SEINET9319752  Eriogonum umbellatum var. polyanthum Unknown 1996-7-16 13248 Plumas Plumas National Forest Comment
  JEPS114174  Eriogonum umbellatum var. speciosum L. P. Janeway 2001-8-5 7420 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). Comment
  SBBG18310  Eriogonum ursinum C. B. Hardham 1961-6-15 7420 Plumas Engel Mine 1828 Comment
  UC485764  Eriogonum ursinum H. E. and S. T. Parks June, 1928 229 Plumas Drakesbad Lassen National Park, Drakesbad Comment
  POM180959  Eriogonum ursinum P. B. Kennedy 1907-7-13 8833 Plumas Between Taylorville and Gizzly Creck. Comment
  UC635436  Eriogonum ursinum Herbert L. Mason 1924-6-19 1070 Plumas near base of Mt. Elwell; Bear Lake Comment
  CHSC34726  Eriogonum ursinum var. ursinum M. S. Taylor 1981-6-2 3825 Plumas Serpentine outcrop, n side of Hwy 70, e side of Squirrel Creek, at Spring Garden overpass, 7.5 mi se of Quincy. 1219 Comment
  CHSC79801  Eriogonum ursinum var. ursinum G. F. Hrusa; T. D. Wilfred 1996-7-23 13399 Plumas Plumas National Forest. On NW side above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 bout 15 m. E of Quincy. 1650 Comment
  CHSC34927  Eriogonum vimineum M. S. Taylor 1981-8-31 4255 Plumas Both sides of Hwy 89, ca. 0.5 mi s of Clio. 1341 Comment
  CHSC84444  Eriogonum vimineum Lowell Ahart; John Dittes 2003-8-8 10485 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  CHSC97100  Eriogonum vimineum Lowell Ahart; Josephine Guardino 2007-7-20 14318 Plumas Along a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  JEPS56137  Eriogonum vimineum W. L. Jepson 1939-8-8 19350 Plumas Meadow Valley 1158 Comment
  UC54212  Eriogonum vimineum H. M. Hall and E. B. Babcock July, 1903 4450 Plumas Red Clover Canyon Sierra Nevada Mountains, Red Clover Canyon 1524 Comment
  CAS-BOT-BC262328  Eriogonum vimineum W. Harnach; N. Harnach 1989-6-29 200 Plumas Sierra Valley. Hindoo Ranch 1490 Comment
  CAS-BOT-BC264119  Eriogonum vimineum Lewis S. Rose 1966-7-26 66046 Plumas Injun Jim Camp near Belden 670 Comment
  SEINET5332217  Eriogonum vimineum J. L. Reveal 1975-8-24 3975 Plumas Along California Highway 70 in the Feather River Canyon, 0.5 mile northeast of Twain and 2.5 miles northeast of the Hallstead Campground. 876 Comment
  UC965635  Eriogonum vimineum Herbert L. Mason 1952-7-17 14379 Plumas 3 mi from Loyalton (on road to Beckwourth); Sierra Nevada, Sierra Valley 1524 Comment
  UC1748292  Eriophorum gracile L. P. Janeway 2000-7-7 6880 Plumas 1.1 km NE of Maple Flat ( at head of an upper northern branch of Spanish Creek); Northern High Sierra Nevada 1609 Comment
  SBBG33885  Eriophyllum lanatum var. croceum L. S. Rose 1969-6-24 69060 Plumas Butterfly Valley, 3 mi W of Keddie 1158 Comment
  CHSC37776  Eriophyllum lanatum var. grandiflorum M. S. Taylor 1981-7-29 4145 Plumas In rd embankment, e side of Flourney Grade (25N42), 2.2 mi s of Flourney bridge, ca. 3 air mi e of Genesee. 1554 Comment
  UC896351  Eriophyllum lanatum var. grandiflorum A. A. Heller 1938-5-30 15133 Plumas on a roadside bank near Rich Bar 914 Comment
  SEINET10475234  Eriophyllum lanatum var. grandiflorum Mary Susan Taylor 1981-7-29 Taylor 4145 Plumas T25N R11E nw 1/4 sec 13. Genesse Valley quad. In granite rd embankment, E side of 25N41-Flournoy Grade, 2.2 mi S of Flournoy Bridge, ca. 3 air mi e of Genesse. 5100 ft. 1554 Comment
  CAS-BOT-BC308255  Eriophyllum lanatum var. integrifolium L. P. Janeway 1990-7-6 3775 Plumas About 200 ft. east of Paradise Creek and about 1/3 mi. south of Little Grizzley Creek, Plumas National Forest, Beckwourth Ranger Distric, Cascade Compartment 1844 Comment
  CAS-BOT-BC308265  Eriophyllum lanatum var. integrifolium M. S. Taylor 1981-7-22 4108 A Plumas N slope of hill, ca. 1/4 mi S of 26N21, 0.5 mi. w of Pine Creek Valley, ca. 7 air mi. n of Spring Garden 2316 Comment
  CAS-BOT-BC308273  Eriophyllum lanatum var. integrifolium Alice Eastwood 1927-6-27 14881 Plumas On road from Chilcoot Comment
  CHSC21604  Eriophyllum lanatum var. integrifolium L. M. Mayer; D. E. Brink Jr. 1975-7-24 Plumas Meadow, Bucks Lake. Comment
  CHSC60524  Eriophyllum lanatum var. integrifolium L. P. Janeway; Jannice Cutler 1992-5-27 4206 Plumas Plumas National Forest. South side of Dotta Canyon 2.2 mi southeast of Beckwourth-Genesee Road. Between forest and meadow. 1706 Comment
  CHSC80147  Eriophyllum lanatum var. integrifolium L. P. Janeway 1996-6-5 4993 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
  LA203614  Eriophyllum lanatum var. integrifolium E. Sawyer; 1935-6-14 104 Plumas 1 mi. S of Sugarloaf, Sierra Valley 1523 Comment
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Nov 16 2015
  POM358041  Eriophyllum lanatum var. integrifolium Christopher Davidson 1975-6-7 2740 Plumas 3 miles W on road to Snake Lake, departing NW from Hwy. 89 ca. 2 miles N of Quincy. 1273 Comment
  UC54084  Eriophyllum lanatum var. integrifolium H. M. Hall and E. B. Babcock Jul 1903 4456 Plumas Red Clover Creek Sierra Nevada Mountains 1676 Comment
  SEINET10839140  Eriophyllum lanatum var. integrifolium Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4327 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  JEPS115793  Erodium cicutarium Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15883 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line 1374 Comment
  RSA794834  Erodium cicutarium L. Ahart, Josephine Guardino, John Dittes 2009-6-14 15883 Plumas Below the high water line, about 300 yards SW of the Boat Ramp, about 300 yards N of Lake Almanor Dam. 1375 Comment
  CHSC37000  Eryngium alismifolium M. S. Taylor 1982-8-27 5058 Plumas Ramelli Ranch, in vernal pools on s side of RR tracks, ca. 1 mi sw of Beckwourth. 1487 Comment
  POM83001  Eryngium alismifolium Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC54323  Erysimum capitatum Anna Head 1920-6-9 s.n. Plumas Feather River Region. Camp Badgers. 701 Comment
  CAS-BOT-BC54327  Erysimum capitatum John Thomas Howell; Gordon H. True 1967-5-9 42209 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  SEINET10970606  Erysimum capitatum Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-5 Conrad 7054 Plumas On loose rorocky, north-facing roadside bank, 5.2 mi. W. Of jct. Of hwy 70 and meadow valley rd in quincy. 1219 Comment
  SFV8748  Erysimum capitatum J. D. Watjen 1969-5-4 37 Plumas Sierra Nevada Feather River Canyon near confluence of Rock Creek and North Fork Feather River, 0.75 miles from Highway 70. 503 Comment
  CAS-BOT-BC54687  Erysimum capitatum var. capitatum John Thomas Howell 1976-7-16 51882 Plumas Sierra Nevada. Spanish Creek near mouth of Slate Creek. 1066 Comment
  CHSC11109  Erysimum capitatum var. capitatum Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  RSA0091882  Erysimum capitatum var. capitatum Bonnie C. Templeton 1968-1 11277 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC153747  Erythranthe alsinoides W. D. Dakan 1975-5-8 75 - 11 Plumas 0.5 mile north of [Sugar Loaf] Sugarloaf. Plumas National Forest 1798 Comment
  CHSC97004  Erythranthe breweri B. Castro 2005-7-7 1489 Plumas Ca 7 air mi SW of Bucks Lake and 1.5 air mi SE of Soapstone Hill, on Rock Island Ridge. Ca 2 mi SE of the Oro-Quincy Hwy on USFS Rd 23N18, on W side of road at jcn of the 'D' spur road. In center of large meadow. 1584 Comment
  CHSC110349  Erythranthe filicifolia Tim Hanson 2013-5-21 Plumas Northern High Sierra Nevada. Northeast end of Lumpkin Ridge, 1.3 air km northwest of Little Grass Valley Reservoir Dam. 1710 Comment
  CHSC23611  Erythranthe floribunda J. Cox 1975-7-23 Plumas NW end of Lake Almanor. Comment
  CHSC43356  Erythranthe glaucescens Lowell Ahart 1975-7-2 829 Plumas On the west side of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  CHSC21088  Erythranthe guttata F. T. Griggs; A. Pass 1975-7-2 56 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC97103  Erythranthe guttata Lowell Ahart; Josephine Guardino 2007-7-21 14388 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
  CHSC1795  Erythranthe primuloides R. Carter 1964-7-4 133 Plumas On S shore of Green Island L. where creek empties into lake. 1706 Comment
  CHSC20740  Erythranthe pulsiferae K. R. Stern 1975-7-25 5878 Plumas N shore of Lake Almanor. 1371 Comment
  JEPS61869  Erythronium purpurascens Esther C. Fritz 1933-7-4 Plumas Spanish Peak 2133 Comment
  RSA28155  Erythronium purpurascens Elmer I. Applegate 1929-6-20 5772 Plumas Upper Kings Meadow, east base of Lassen Butte Comment
  UCD23354  Euonymus occidentalis var. occidentalis E. W. Jameson 1949-6-27 s.n. Plumas 3 miles east of Quincy. 1127 Comment
  CDA20081  Euphorbia myrsinites T. Gibson 2002-11-15 PDR 1089395 Plumas Sierra Nevada; Vicinity of Quincy. 0 Comment
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Jun 12 2017
  CAS-BOT-BC310536  Eurybia integrifolia E. K. Balls 1950-9-8 15709 Plumas Lakes Center Public Campground, southern Plumas County 2042 Comment
  HSC93233  Eurybia integrifolia Vernon H. Oswald, L. Ahart 1996-8-14 8148 Plumas NE of La Porte-Quincy Rd. 0.9 mi. N of the road to Johnsville (0.9 mi. N of the Sierra Co. 2 mi. post); high Sierra Nevada 1890 Comment
  JEPS98999  Euthamia occidentalis Lowell Ahart 2001-10-16 9368 Plumas On the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1365 Comment
  POM312331  Euthamia occidentalis Malcolm A. Nobs, S. Galen Smith 1949-8-19 1455 Plumas Marshy pond on SE side of Portola Comment
  RSA59313  Euthamia occidentalis E. K. Balls 1950-9-14 15797 Plumas Hwy 89, along Indian Creek, 1.5 mi from jct with Hwy 24. 915 Comment
  CAS-BOT-BC278466  Festuca idahoensis John Thomas Howell 1962-6-18 37758 Plumas Sierra Valley near Beckwourth 1487 Comment
  UC337652  Festuca idahoensis unknown 4655 Plumas Indian Valley Comment
  CHSC100310  Festuca occidentalis Lowell Ahart 2008-7-16 15073 Plumas Forest floor, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  JEPS104053  Festuca subulata Lowell Ahart 2003-8-13 10506 Plumas On the e side of Hopkins Creek, ca 1/8 mi south of where Hopkins Creek forks, sw of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain, ca 10 1/2 mi (air) ne of La Porte. 1524 Comment
  CHSC112089  Festuca trachyphylla L. P. Janeway 2014-7-17 11564 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; 0.5 km north of Long Valley Creek, along the dryish eastern edge of the large meadow on the northwest side of Happy Valley. 1746 Comment
  SEINET6697483  Fragaria vesca subsp. bracteata A. A. Heller, B. B. Kennedy 1907-7-11 8811 Plumas Prattville Comment
  SBBG100079  Frangula californica subsp. tomentella S. W. Edwards 1989-9-13 Plumas Caribou Crk Rd above Caribou Crk 762 Comment
  CAS-BOT-BC55665  Frangula purshiana Margaret J. Williams; Betty Larson 1983-8-12 83- 135 -2 Plumas E side of the Sierra Nevada, near Jamison Creek, above Johnsville 1676 Comment
  CAS-BOT-BC55666  Frangula purshiana Lewis S. Rose 1963-6-3 63115 A Plumas Butterfly Valley, 2 mi. SW. of Keddie 1036 Comment
  CAS-BOT-BC55668  Frangula purshiana A. A. Heller 1915-7-7 12070 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC55689  Frangula purshiana M. S. Taylor 1982-7-22 4902 Plumas Bucks Lake NE quad. across Wapaunsie Creek, 0.8 mi n of jct of snake Lake Rd, and Bucks Lake Rd, 1447 Comment
  CHSC98918  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-12 9163 Plumas Northern High Sierra Nevada. Ridge top on north side of Oak Ridge, westerly sloping head of Foreman Creek, 1.4 air km north-northwest of Grizzly Summit. Somewhat dry meadowy area in open forest around alder thicket headwaters. 1731 Comment
  CHSC58035  Frangula rubra Vernon H. Oswald; Lowell Ahart 1992-6-2 4972 Plumas Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. 1795 Comment
  UC650347  Frangula rubra E. Fritz 1940-5-22 Plumas near Univ. of Calif. Forestry Camp; Meadow Valley Creek Comment
  CAS-BOT-BC55711  Frangula rubra subsp. obtusissima Gary Schoolcraft 1984-6-27 1276 Plumas East of Sugar Loof Mtn. 1524 Comment
  CAS-BOT-BC505275  Fritillaria atropurpurea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1884 Plumas On roadside between Darlingtonia Bog and pond Reservoir 1082 Comment
  CAS-BOT-BC508207  Fritillaria atropurpurea Dudley 1923-5-10 s. n. Plumas Lake Gill, Quincy Comment
  UC1075696  Fritillaria atropurpurea Robert J. Weatherby 1955-7-2 1566 Plumas Bear Ridge near Taylor Lake; Bear Ridge 2194 Comment
  SEINET8479095  Fritillaria pudica T. Ramelli 1948-4-17 3 Plumas 5 miles S of Vinton. 1554 Comment
  RSA95493  Galium aparine L. S. Rose 1954-5-30 54062 Plumas Johnsville 1601 Comment
  CAS-BOT-BC124075  Galium bolanderi Mrs. R. M. Austin 1878-1-1 s.n. Plumas Big Meadows Comment
  JEPS95123  Galium bolanderi Vernon Oswald and Lowell Ahart 1997-9-18 8877 Plumas 4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.8 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 1411 Comment
  SBBG18756  Galium grayanum C. B. Hardham 1961-6-16 7439 Plumas Diamond Peak [Diamond Mountain] 2255 Comment
  CHSC63471  Galium grayanum var. grayanum Lowell Ahart 1994-7-20 7478 Plumas North of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  JEPS103205  Galium grayanum var. grayanum G. Schoolcraft 1989-7-3 1945 Plumas Daimond Mtns. north of Red Rock Lookout 2255 Comment
  CHSC82990  Galium sparsiflorum subsp. glabrius L. P. Janeway; B. Castro 2001-7-1 7245 B Plumas Northern High Sierra Nevada. About 1.3 km east of La Porte; along Road 21N58 0.5 km from Road 21N13X (512); side drainage into Wisconsin Ravine (thence into Slate Creek). Road cut bank. 1487 Comment
  UC1192016  Galium trifidum Malcolm A. Nobs and S. Galen Smith 1949-8-18 1392 Plumas just s Chester (n end of lake); Lake Almanor, Last Chance Marshes Comment
  UC1523192  Galium trifidum M. S. Taylor 1981-8-5 4171 Plumas s side of Hwy 206 1.5 mi e jct with Hwy 89 (just n of Crescent Mills, edge of creek); Greenville SW Quad., Indian Valley 1066 Comment
  UCD121932  Galium trifidum G. F. Hrusa 1992-10-8 10496 Plumas Northeast corner of Snake Lake. Immediate end of vehicle access road. 1219 Comment
  SEINET10500745  Galium trifidum var. pacificum Mary Susan Taylor 1982-8-17 Taylor 5005 Plumas T24N R12E ne/ne sec 20. Little Summit Lake, on Grizzly Creek, ca. 5 air mi ne of Sloat. Riparian; 5900 ft. 1798 Comment
  SEINET12331838  Galium trifidum var. subbiflorum Unknown 1985-1 5104 Plumas about 4.25 mi NE of La Porte, Little Grass Valley Reservoir, where South Fork Feather River flows 1585 Comment
  JEPS6527  Galium triflorum John Thomas Howell 1926-7-23 2093 Plumas near Prattville 1463 Comment
  SJSU11541  Galium triflorum H. L. Buckalew 1964-7-25 Plumas Bucks L 1584 Comment
  SJSU4637  Garrya fremontii C. W. Sharsmith 1969-6-21 7604 Plumas Jamison Cr c. 1.5 mi S of Johnsville 1645 Comment
  UCD121134  Garrya fremontii John Thomas Howell 1961-9-23 36891 Plumas Englemine. 1097 Comment
  SD7786  Gayophytum diffusum subsp. diffusum Daniel Cleveland 1882-7-20 Plumas Prattville. Comment
  CHSC56862  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1991-8-3 4117 Plumas Plumas National Forest. Northeasterly drainage into Freeman Creek, below 'Five Points' and 2 mi west of Smith Peak. Meadow edge. 1981 Comment
  POM183993  Gayophytum diffusum subsp. parviflorum H. F. Copeland 1932-8-24 s.n. Plumas Drakesbad 1829 Comment
  UC711961  Gayophytum diffusum subsp. parviflorum Roxana S. Ferris and Laura Lorraine 1941-8-9 10426 Plumas Lake Almanor Public Camp; near village Comment
  CHSC23609  Gayophytum heterozygum J. Cox 1975-7-24 Plumas W side of Lake Almanor. Comment
  JEPS122088  Gayophytum heterozygum Lowell Ahart 2014-8-26 19797 Plumas On both sides of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  RSA184921  Gayophytum heterozygum L. S. Rose 1966-7-28 66074 Plumas Quincy. 1067 Comment
  UC1122573  Gayophytum heterozygum C. G. Albertus 1935-8-2 242 Plumas 3 1/2 mi se Nelson Point; Plumas National Forest, Downieville Quadrangle Comment
  JEPS115786  Gayophytum humile Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15877 Plumas About 1600 feet southwest of Lake Almanor Dam 1386 Comment
  SEINET3150046  Gayophytum nuttallii E. K. Balls 1950-9-15 15828 Plumas N Fork Feather River, 6 miles NW of Chester 1402 Comment
  UC1176844  Gayophytum ramosissimum Lewis S. Rose 1955-7-19 55153 Plumas Beckworth Pass 1493 Comment
  CHSC115745  Gentiana calycosa L. P. Janeway 2015-8-3 11813 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Hwy and Grizzly Summit. 1696 Comment
  UC1191689  Gentiana newberryi Malcolm A. Nobs and S. Galen Smith 1949-8-19 1451 Plumas Butterfly Valley Comment
  CHSC100037  Gentianopsis simplex Lowell Ahart 2008-8-14 15206 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  RSA95715  Gilia brecciarum Verne Grant 1955-6-8 20858 Plumas 17 miles north of Reno on Hwy 395 1311 Comment
  UC1080558  Gilia brecciarum subsp. brecciarum Verne Grant 1955-6-8 20863 Plumas on hwy 395, 3.6 mi n Halleluja Jct; n of Halleluja Jct 1310 Comment
  JEPS102399  Gilia capillaris Lowell Ahart 2001-7-17 8907 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS113602  Gilia capillaris Lowell Ahart, John Dittes 2007-6-16 14137 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
  SEINET10496735  Gilia capillaris Mary Susan Taylor 1981-8-4 Taylor 4156 Plumas 7100 ft. T28N R12E se 1/4 28 Diamond Mt. quad. On top of Wildcat Ridge, ca 4 air mi NW of Antelope Lake, ca. 13 air mi NE of Taylorville. Very rocky, open with few trees. Partially burned (old.) Tertiary volcanic on top of eocene marine. 2164 Comment
  JEPS69520  Gilia capitata subsp. capitata W. I. Follett 1937-6-18 79 Plumas Rich Gulch Comment
  UC572585  Gilia capitata subsp. mediomontana A. Lewis 1934-6-12 475 Plumas Mooreville Ridge 4 1/2 mi sw Lexington Hill; Bidwell Bar Quad., Plumas National Forest, sw of Lexington H Comment
  RSA63405  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  JEPS110431  Gilia leptalea subsp. leptalea Lowell Ahart 2006-7-9 12935 Plumas Near a very small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1661 Comment
  UC1075820  Gilia sinuata Verne Grant 1955-6-8 9666 Plumas ca 2 mi n Doyle; n of Doyle 1310 Comment
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May 2 2012
  SEINET10920892  Glyceria borealis Lowell Ahart, John Dittes 2005-9-19 Ahart 12386 Plumas T27N, R11E, southwest 1/4 Section 35. 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
  SEINET13709989  Glyceria borealis Lowell William Ahart, Lowell William Ahart 2001-1 9189 Plumas 3/4 Mi. NE of Chester, Last Chance Marsh (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  SEINET4584846  Glyceria borealis R. McKee, H. Westover 1918-6-15 s.n. Plumas Chester Comment
  CAS-BOT-BC282698  Glyceria elata Mary S. Clemens 1920-6-25 8 Plumas Taylorville Comment
  CHSC55665  Gnaphalium palustre K. R. Stern 1985-6-25 8315 Plumas Vicinity of Blairsden. 1402 Comment
  RSA59253  Gnaphalium palustre E. K. Balls 1950-8-31 15542 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  CAS-BOT-BC307386  Gnaphalium palustre J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk. new road 1524 Comment
  SEINET10872048  Gnaphalium palustre Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5180 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
  SEINET10971221  Gnaphalium palustre Mary Susan Taylor 1981-8-5 Taylor 4162 Plumas 5600 ft. T28N R12E nw 1/4 nw 1/4 sec 32. Kettle Rock quad. At end of rd 28N05 where it's washed out by Pierce Creek, 2.1 mi N of 28N03, ca. 3 air mi W of Antelope Lake ca. 13 air mi NE of Taylorsville. Gra- nitic soils in Mixed Conferous Forest. 1707 Comment
  SJSU13935  Gnaphalium palustre N. A. Hopkins 1986-7-15 1360 Plumas S end Squaw Valley Comment
  RSA59410  Gnaphalium thermale E. K. Balls 1950-9-15 15858 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  CHSC74126  Gratiola ebracteata Mary Ann Griggs 1997-7-7 Plumas On W edge of Illinois Ridge, ca 1.5 air mi SSE of LaPorte, ca 0.5 mi down the 'A' spur of USFS Rd 21N18, at 'Secret Diggings' site on maps. 1493 Comment
  CHSC92170  Gratiola ebracteata Lowell Ahart; John Dittes 2005-9-19 12392 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  SEINET10832497  Gratiola neglecta Mary Susan Taylor 1982-8-27 Taylor 5057 Plumas T23N R14E nw/se sec 27. Portola quad. Ramelli Ranch, vernal pools on s side of RR tracks, ca. 1 mi sw of Beckwourth. 4880 ft. 1487 Comment
  RSA52945  Grindelia nana R. Weatherby 1950-7-28 1494 Plumas On Hwy 89, along Indian Creek, S of Crescent Mills. 1006 Comment
  SEINET10474257  Grindelia nana Mary Susan Taylor 1981-8-5 Taylor 4170 Plumas 1069 Comment
  UC881763  Hackelia micrantha Anna Head 1920-7-12 Plumas near Lake Center Camp; Feather River Region 1920 Comment
  POM255851  Hackelia nervosa Marion Ownbey, Ruth Ownbey 1938-7-14 1735 Plumas Summit from Jonesville, Sierra Nevada Comment
  UC1560384  Hackelia nervosa E. Joyal and D. Mehlman 1988-7-3 1306 Plumas 11 mi n of Quincy; Plumas National Forest, Mount Hough 2000 Comment
  UC1101054  Hastingsia alba Malcolm A. Nobs, S. Galen Smith 1949-8-19 1431 Plumas Butterfly Valley Comment
  CHSC73933  Hazardia whitneyi B. Castro; L. P. Janeway 1998-8-29 828 Plumas Ca 2 air mi N of Little Grass Valley Reservoir, beside Pacific Crest Trail 0.4 mi N of Fowler Lake, at its jcn with other trail into the lake. 1670 Comment
  SEINET11196752 Image available Helianthella californica P. A. Lehembauer 1937-5-30 s.n. Plumas Near Feather Inn, along Feather River. Comment
  CAS-BOT-BC314788  Helianthella californica var. nevadensis Anna Head 1920-7-29 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  UCD107441  Helianthella californica var. nevadensis Tim Kuhn 2006-7-9 18 Plumas Southwest of Lake Davis. Comment
  CAS-BOT-BC305545  Helianthus bolanderi John Thomas Howell 1959-9-21 34828 Plumas Greenville 1088 Comment
  CAS-BOT-BC305668  Helianthus exilis A. R. Kruckeberg 1954-8-4 3699 Plumas Highway 89, w. shore of Lake Almanor 1676 Comment
  SD6703  Heliotropium curassavicum var. oculatum Mrs. R. M. Austin Aug 1894 Plumas Banks of Pitt River above Alturas Comment
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May 14 2014
  CHSC21023  Hemizonella minima F. T. Griggs; A. Pass 1975-7-10 140 Plumas Buck's Lake. Comment
  CHSC53190  Hemizonella minima L. P. Janeway 1989-6-30 3424 Plumas Plumas National Forest. Slope above rd 24N45Y 0.2 mi E of Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth; across from the Crocker Station. 1767 Comment
  CAS-BOT-BC315022  Hemizonella minima M. Lavin 1982-6-19 4141 Plumas 4 miles up Gold Lake Road from Graeagle, Sierra Buttes country, Sierra Nevada 1706 Comment
  UC897253  Hemizonella minima A. A. Heller 1938-6-22 15178 Plumas plain n Chester 1304 Comment
  CAS-BOT-BC55289  Hesperis matronalis M. S. Taylor 1982-6-9 4618 A Plumas Along Bucks Lake Road, ca. 0.25 mile northeast of Meadow Valley Inn. 1219 Comment
  CHSC55711  Hesperochiron pumilus Steven Triano 1988-4-17 73 Plumas Ca 40 ft s of Hwy. 89 and 0.7 mi w of Almanor. 1386 Comment
  UC1563669  Hesperolinon micranthum Barbara Ertter 1989-7-4 8682 Plumas 2.2 mi w jct with Hwy 89 and Hwy 36 (sw of Chester) 1463 Comment
  UC641608  Hesperostipa comata subsp. intermedia G. L. Stebbins Jr. 1939-7-9 2927 Plumas 1 mi w Meadow View Ranger Station 1859 Comment
  JEPS113321  Heterotheca oregona var. compacta L. P. Janeway 2006-10-1 8897 Plumas Northern High Sierra Nevada. Along Hwy 70 0.5 road km south of Roack Creek Reservoir dam, and above North Fork Feather River. Comment
  UC194083  Heterotheca oregona var. rudis Lemmon May 1878 Plumas Banks of Susan River Susan River Comment
  CDA17230  Heterotheca villosa G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16333 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CDA7956  Heterotheca villosa var. villosa T. C. Fuller 1980-8-25 20294 Plumas West of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  CAS-BOT-BC425151  Heuchera rubescens Margaret Williams; Emily McPhersen 1974-8-5 74 -P-10 Plumas Above Silver Lake. Trail to Mt. Elwell, Lakes Basin. 2133 Comment
  RSA0066190  Heuchera rubescens var. alpicola R. C. Bacigalupi 1927-7-2 1687 Plumas About 0.25 mile below outlet of Long Lake along Grey Eagle Creek. 1829 Comment
  UC420442  Heuchera rubescens var. glandulosa H. M. Hall Jul. 1912 Plumas Long Lake; Sierra Nevada Mountains 2042 Comment
  SEINET11841728  Hieracium albiflorum W. Knight, Knight, I. 1983-1 4921 Plumas confluence of North Fork of Feather River & Warner Creek, between Chester & Drakesbad 1509 Comment
  UCD133112  Hieracium bolanderi Flora C. Hayes 1932-7-25 s.n. Plumas exact location unknown. Comment
  CAS-BOT-BC316042  Hieracium scouleri Emily McPherson 1975-8-31 75- 74 -4 Plumas Above Gold Lake to Mt. Elwell in Lakes Basin, Sierra Nevada 1981 Comment
  RSA0016764  Hippuris vulgaris R. C. Bacigalupi 1927-7-12 1726 Plumas Along Spanish Creek, 0.5 mile N of Quincy. Comment
  CHSC67620  Holcus lanatus James D. Jokerst 1985-6-10 2396 Plumas Indian Creek Small Hydro Survey. Adjacent to Hwy. 70 at diversion ca. 1 mi NE of Indian Falls. 1036 Comment
  CHSC62129  Holodiscus microphyllus var. microphyllus L. P. Janeway 1993-7-15 4444 Plumas Plumas National Forest. Flat on top of the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River). 1569 Comment
  CHSC73989  Holodiscus microphyllus var. microphyllus B. Castro; L. Gehrung 1998-10-2 855 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 0.1 mi NW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. 1981 Comment
  CHSC97308  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
  HSC10147  Hordeum brachyantherum L. S. Rose 1968-6-10 68084 Plumas Quincy Meadow 1037 Comment
  CHSC52969  Hordeum brachyantherum subsp. brachyantherum L. P. Janeway 1989-6-30 3436 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
  JEPS87815  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1994-7-22 7499 Plumas ca. 1/2 mi. e. Mt. Etna (along n. side of Pacific Crest Trail); Pacific Crest Trail 1981 Comment
  CHSC81188  Hordeum jubatum Lowell Ahart 2001-8-29 9253 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA59238  Horkelia fusca subsp. parviflora E. K. Balls 1950-8-31 15526 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1098 Comment
  CHSC114317  Horkelia fusca subsp. parviflora G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3149 Plumas Long Valley, 0.4 mile south of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CAS-BOT-BC537869  Horkelia fusca var. parviflora W. B. Duncan 1927-8-1 s. n. Plumas Vicinity of Silver Lake Comment
  POM183413  Horkelia tridentata L. S. Rose 1931-4-14 s.n. Plumas Woodleaf Comment
  RSA0119038  Hosackia oblongifolia var. oblongifolia Lowell Ahart 2014-8-24 19749 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1534 Comment
  CHSC33817  Hydrophyllum capitatum var. alpinum M. S. Taylor; M. Foster 1981-6-3 3838 Plumas N side of 24N61m ca, 1.5 mi s of Little Summit Lake, ca. 10 mi nw of Portola. 2103 Comment
  CHSC60283  Hydrophyllum occidentale K. B. McShea 1992-4-19 3 Plumas Ca 2 mi s of Jct. of Hwy 89 and Hwy 70 to Soda Creek, 1.5 mi e on n slope. 792 Comment
  CHSC81380  Hydrophyllum occidentale L. P. Janeway 1996-5-13 4970 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 0.3 mi northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. 902 Comment
  POM161740  Hydrophyllum occidentale R. C. Bacigalupi 1927-7-12 1735 Plumas Along Little Gray Eagle Creek near Lakes Center Camp. Gold Lakes Region. 1890 Comment
  SEINET5343944  Hypericum anagalloides M. J. Williams 1966-7-11 s.n. Plumas Luther Ridge above Johnsville. Wet meadow below road. 2271 Comment
  JEPS115203  Hypericum formosum var. scouleri Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16137 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
  CHSC99815  Hypericum perforatum Lowell Ahart 2008-8-13 15171 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CAS-BOT-BC401207  Hypericum perforatum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2218 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  NY541338  Hypericum scouleri Mrs. Ames 1876-1 s.n. Plumas Comment
  CAS-BOT-BC401437  Hypericum scouleri Anna Head 1921-7-17 s.n. Plumas Gray Eagle Meadows, Feather River Region Comment
  CHSC118703  Hypochaeris glabra Wendy L. Boes; Jim Battagin 2015-5-12 2015007 A 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
  SEINET11256996  Idahoa scapigera W. Harnach, N. Harnach 1989-3-29 005 Plumas Sierra Valley, Approx 1.25 miles N of the Sierra/Plumas Co. line on Co. Rd. A-23, hillside N of the Barry corrals. 1524 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
  CHSC44315  Ipomopsis aggregata subsp. formosissima Lowell Ahart 1975-7-20 905 Plumas About 1 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC46647  Ipomopsis aggregata subsp. formosissima Lowell Ahart 1989-7-2 6351 Plumas North of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles north-east of La Porte. 2103 Comment
  CAS-BOT-BC135735  Iris hartwegii Mary Strong Clemens 1920-5-4 s.n. Plumas Greenville Comment
  CHSC37024  Iris hartwegii subsp. pinetorum M. S. Taylor 1982-6-1 4575 Plumas On e side of Hwy 70, ca. 1 mi n of Quincy. 1097 Comment
  CHSC98329  Iris hartwegii subsp. pinetorum L. P. Janeway 2007-5-20 8993 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
  UC1174770  Iris hartwegii subsp. pinetorum L. W. Lenz and E. K. Balls 1956-6-19 21839 Plumas 1.2 mi. e. along State Hwy. 89 after leaving Lake Almanor 1417 Comment
  JEPS88851  Iris tenuissima subsp. purdyiformis Carol A. Wilson 1993-4-30 93 -ph5 Plumas 1 mi n Elephant Ridge Tunnel (on Hwy 70, along the Feather River) Comment
  UC1174773  Iris tenuissima subsp. purdyiformis L. W. Lenz and E. K. Balls 1955-5-13 20699 Plumas between Tobin and Camp Rogers (along U.S. Hwy 40) 609 Comment
  CAS-BOT-BC57769  Isoetes John Thomas Howell; H. Keith Wagnon 1980-5-27 53611 Plumas 1 mi. w. of Almanor. 1386 Comment
  RSA101386  Isoetes bolanderi R. Weatherby 1955-7-25 1658 Plumas Silver Lake near Meadow Valley. 1829 Comment
  JEPS89839  Isoetes occidentalis Dean W. Taylor 1974-10-1 5051 Plumas ca. 3 mi. s. Plumas-Eureka State Park (Jamison Creek drainage, Wade Lake); N. Sierra Nevada, Wade Lake, Jamison Creek drainage 2000 Comment
  SBBG122676  Iva axillaris J. Dittes, L. Ahart 2003-8-8 2003 -86 Plumas NW edge of Sierra Valley, ca. 0.9 air-mi N of Dyson Lane, E edge of Beckwourth-Calpine Rd (A23) 1488 Comment
  CAS-BOT-BC137407  Ivesia aperta Ethel Crum 1937-8-5 1937 Plumas Newman Point, Sierra Valley 1524 Comment
  UCD113579  Ivesia aperta var. aperta Dean Wm. Taylor; Glenn Clifton 1990-6-25 11170 Plumas Summit of Doyle Grade, in the drainage of Little Last Change Creek, ca. 1 mile W of Meadow View Campground. 1950 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
  SEINET6331939  Juncus balticus W. Harnach 1991-6-17 549 Plumas Sierra Valley, 3/4 mile west of steel bridge on Marble Lane 1486 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
  UCD141414  Juncus bufonius var. occidentalis L. Ahart 1985-7-11 5134 Plumas Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles northwest of La Porte. 1584 Comment
  CHSC47545  Juncus covillei Lowell Ahart 1977-8-8 1544 Plumas Small meadow, east of the pond, Onion Valley, about 1 mile north-west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  RSA59260  Juncus covillei E. K. Balls 1950-8-31 15561 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  CDA43014  Juncus effusus subsp. pacificus L. Ahart 2008-8-13 15159 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 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
  CHSC95020  Juncus ensifolius Lowell Ahart 2006-10-23 13490 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  JEPS113836  Juncus ensifolius Lowell Ahart, Josephine Guardino 2007-7-21 14366 Plumas Along a small stream, near a spring, south of the dirt road, about 200 yards west of the intersection, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis 1787 Comment
  RSA286271  Juncus ensifolius Robert F. Thorne 1974-7-30 45009 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  RSA95515  Juncus ensifolius J. T. Howell 1951-8-20 28199 Plumas Indian Valley. 1067 Comment
  CAS-BOT-BC110110  Juncus hemiendytus var. abjectus Barbara Ertter; Jeffrey L. Strachan 1980-7-31 3891 Plumas East side Clover Valley on Beckwourth-Milford Road, Plumas National Forest. 1676 Comment
  CHSC97597  Juncus hemiendytus var. hemiendytus Lowell Ahart; John Dittes 2007-6-16 14121 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SJSU14270  Juncus hemiendytus var. hemiendytus N. A. Hopkins 1989-6-7 1511 Plumas Crocker Meadow on W side Beckwourth-Genesee Rd c. 4 mi N of Beckwourth 1524 Comment
  JEPS114801  Juncus howellii Lowell Ahart 2008-8-13 15188 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 1598 Comment
  JEPS104589  Juncus nevadensis Lowell Ahart 2003-7-18 10421 Plumas On sides of a drainage in a meadow, on n side of road, ca 1/4 mile w of Lumpkin Ridge Road, ca 1 1/2 miles se of Tamarack Flat, ca 1 1/2 miles (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) northwest of La Porte. 1709 Comment
  UCD108043  Juncus nevadensis Tim Kuhn 2006-7-11 78 Plumas on Plumas NF forest service road 107407. Comment
  JEPS113847  Juncus nevadensis var. nevadensis Lowell Ahart, John Dittes 2007-8-9 14440 Plumas About 80 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  SD192839  Juncus nevadensis var. nevadensis Lowell Ahart 2008-8-13 15158 Plumas North edge of La Porte Road, nmorth of East Branch Creek, ca. 1.75 miles south of Little Grass Valley Reservoir, ca. 1.0 mile northeast of La Porte. 1613 Comment
  CHSC60563  Juncus parryi L. P. Janeway 1984-7-27 934 Plumas Lakes Basin; near Grassy Lake. 1920 Comment
  JEPS115980  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 -D Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC81075  Juniperus communis Anna Head 1921-7-11 s.n. Plumas top of ridge, east of Lake Center Camp, Feather River Region 2072 Comment
  CHSC63953  Juniperus communis B. Castro; G. Kuenster 1994-6-30 518 Plumas Ca. 0.1 mi SE of Grizzly Mtn (=Red Mtn on some Maps), along either side of USFS Rd 23N69. 1911 Comment
  NY20173  Juniperus occidentalis R. M. Austin 08 1880 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
  UC1134330  Juniperus occidentalis C. W. Hanks 1934-8-16 52 Plumas Upper Long Valley Plumas National Forest, Sierraville Quadrangle Comment
  CHSC83638  Juniperus occidentalis var. australis John Dittes 2002-8-8 2 -40 Plumas Northern High Sierra Nevada; Plumas National Forest, Table Mountain, ca. 1.5 air-miles south of Middle Fork Feather River, ca. 1.4 air-miles southwest of Dogwood Peak. 1853 Comment
  CAS-BOT-BC58900  Kalmia microphylla subsp. microphylla John H. Hatton 1914-9-10 103 Plumas Vicinity of Mt. Elwell 2225 Comment
  SFV10463  Keckiella breviflora subsp. glabrisepala M. L. Vincent 1968-6-10 860 Plumas Sierra Nevada 1.5 miles south of Rock Creek Dam on North Fork Feather River. 685 Comment
  JEPS10897  Keckiella lemmonii W. I. Follett 1942-7-27 135 Plumas Deadwood Summit 1386 Comment
  NY790351  Keckiella lemmonii M. S. Clemens 1920-6-29 s.n. Plumas Crescent Mills Comment
  NY790354  Keckiella lemmonii R. M. Austin 08 1879 s.n. Plumas Dutch Hill Comment
  SFV17479  Keckiella lemmonii P. Wilson 1998-7-18 3536 Plumas Sierra Nevada Highway 89 between Indian Falls and Crescent Mills. 1100 Comment
  UC103021  Keckiella lemmonii unknown 180 Plumas Dutch Hill Comment
  CHSC65384  Kelloggia galioides Lowell Ahart 1995-9-13 7631 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  JEPS115162  Kelloggia galioides Lowell Ahart, John Dittes 2009-7-15 16083 Plumas On dry rocky soil, near 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
  SBBG119898  Kelloggia galioides L. Ahart 2003-9-7 10560 Plumas ca. 50 yards SE of the Pacific Crest Trail on Bunker Hill Ridge, ca. 1 mi (air) SE of Pilot Peak, ca. 9 mi (air) NE of La Porte Comment
  SEINET10500754  Kelloggia galioides Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4013 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CAS-BOT-BC340349  Kyhosia bolanderi Lowell Ahart 1979-8-16 s.n. Plumas Along Ohio Ravine 1700 Comment
  CHSC62528  Kyhosia bolanderi B. Castro; L. P. Janeway 1987-7-17 142 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. 1584 Comment
  CHSC118699  Kyhosia bolanderi Chelsea Morgan 2015-6-28 2015021 Plumas Plumas National Forest. Location near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1 UTM 688739 E, 4455754 N, NAD83 Zone 10N. 1800 Comment
  JEPS7477  Lactuca serriola Rimo Bacigalupi with L. R. Heckard 1951-8-8 3480 Plumas just e Westwood 1554 Comment
  CAS-BOT-BC340596  Lactuca serriola G. Sommers 1976-8-12 227 Plumas Sierra Valley. Along Marble Lane 1487 Comment
  SD8969  Lactuca tatarica subsp. pulchella Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CDA14739  Lagophylla ramosissima G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3281 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  SEINET5327278  Lathyrus lanszwertii P. A. Lehenbauer 1925-5-31 1789 Plumas Clover Valley, Plumas National Forest Comment
  CAS-BOT-BC205058  Lathyrus sulphureus A. A. Heller 1913-6-13 10833 Plumas Near Quincy 1066 Comment
  CAS-BOT-BC205060  Lathyrus sulphureus Alice Eastwood 1927-6-11 14458 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC205068  Lathyrus sulphureus Lewis S. Rose 1967-6-12 67116 Plumas Butterfly Valley, ca. 3 mi. w. of Keddie 1219 Comment
  CHSC35925  Layia glandulosa M. S. Taylor 1982-5-19 4481 Plumas Ridge, ca. 1.5 mi e of Portola. 1706 Comment
  JEPS101805  Leersia oryzoides Dean W. Taylor 1992-8-23 13219 Plumas Crescent Mills, Indian Creek bridge on Highway 207 1097 Comment
  CAS-BOT-BC527250  Lemna John Thomas Howell 1977-8-11 52689 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir, Sierra Nevada 1706 Comment
  RSA52922  Lemna minor R. Weatherby 1950-7-28 1486 Plumas Indian Creek, on road to Taylorsville. 1067 Comment
  SEINET10465998  Lemna minor Mary Susan Taylor 1981-8-5 Taylor 4167 Plumas 1069 Comment
  SEINET10466004  Lemna minuta Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3831 Plumas T24N R10E nw/se sec 25, Spring Garden quad. Aquatic in swamp inside Williams Loop, 0.2 mi S of Spring Garden Overpass on Hwy 70, ca. 1.5 mi W of Spring Garden. 3900 ft. 1189 Comment
  CHSC46713  Lemna trisulca V. Oswald; W. Dempsey 1989-8-24 3970 Plumas Big Springs in Humbug Valley, ca. 13 mi (air) s of Chester. 1316 Comment
  CAS-BOT-BC88849  Lepidium campestre Greg Sommers 1976-6-9 111 Plumas Sierra Nevada. Sierra Valley Marsh. 1 km. south of the metal bridge on Dyson Lane. 1524 Comment
  JEPS115122  Lepidium virginicum var. pubescens Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16225 Plumas On dry bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  OBI11404  Leptosiphon bolanderi Lewis S. Rose 1967-6-2 Plumas Butterfly Valley, 3 mi. W of Keddie 1219 Comment
  CHSC63651  Leptosiphon ciliatus B. Castro; R. Zebell 1989-7-20 329 Plumas Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy. 1539 Comment
  POM74482  Leptosiphon nuttallii Marcus E. Jones 1897-7-6 10079 Plumas Prattville. 5 miles west. 1372 Comment
  CHSC77206  Lesquerella occidentalis subsp. occidentalis G. Schoolcraft 1997-5-18 2590 Plumas Top of Dimond Mtns. farthest peak to the e. 2255 Comment
  CAS-BOT-BC59614  Leucothoe davisiae Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  UC1121017  Leucothoe davisiae D. Axelrod 1934-6-4 12 Plumas Plumas National Forest, American House American House; Plumas National Forest, American House 1493 Comment
  JEPS7065  Lewisia cantelovii Rimo Bacigalupi with Richard Hauke and Georgie Bacigalupi 1954-7-15 4728 Plumas granite cliff above Feather River Highway 1 mi upstream Tobin 762 Comment
  CAS-BOT-BC444170  Lewisia nevadensis Mrs. H. C. Cantelow 1939-5-19 4207 Plumas W. of Bucks Lake 10 1/2 mi. Comment
  JEPS115861  Lewisia nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15894 Plumas About 200 yards northwest of Lake Almanor Dam, in mined over area 1421 Comment
  CAS-BOT-BC444178  Lewisia nevadensis John Thomas Howell; H. Keith Wagnon 1980-5-27 53625 Plumas About 1.5 miles northwest of Almanor (near intersection of Highway 89 and Humboldt Road) 1389 Comment
  SJSU14356  Lewisia nevadensis N. A. Hopkins 1990-6-12 1613 Plumas c. 16 mi NW of Beckwourth on rd to Genessee 1676 Comment
  CAS-BOT-BC444571  Lewisia triphylla Catherine Best 1984-6-19 1013 Plumas Lakes Basin Camp Ground Comment
  CDA18759  Lewisia triphylla G. D. Barbe, T. C Fuller 1982-7-16 3757 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  UCD64264  Leymus cinereus G. L. Stebbins Jr. 1939-7-9 2924 Plumas East side of Little Last Chance Valley. 1706 Comment
  CHSC66608  Ligusticum grayi Vernon H. Oswald; Lowell Ahart 1996-7-15 8056 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. 1371 Comment
  CHSC118836  Ligusticum grayi Wendy L. Boes 2015-6-26 2015026 C Plumas Plumas National Forest. Located near Moonlight Valley, south of Forest Service road 28N30C, northwest of 27N72. UTM 688052 E, 4451991 N, NAD83 Zone 10N. 1825 Comment
  CAS-BOT-BC509318  Lilium kelleyanum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2422 Plumas Fern Glen 1112 Comment
  CAS-BOT-BC509326  Lilium kelleyanum Anna Head 1921-7-6 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC130785  Lilium pardalinum Rimo Bacigalupi 1927-7-10 1692 Plumas About 1/4 mile below outlet of Long Lake along Gray Eagle Creek 1828 Comment
  CHSC21664  Lilium pardalinum subsp. pardalinum D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake Forest Service Survey. 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
  UC1134646  Lilium washingtonianum subsp. washingtonianum G. T. Nordstrom 1934-7-10 211 Plumas 2 mi sw Gravel Range; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  CHSC20743  Limosella acaulis K, R, Stern 1975-7-29 5882 Plumas NW shore of Lake Almanor. 1371 Comment
  RSA59583  Limosella aquatica E. K. Balls 1950-9-2 15665 Plumas Along Grizzly Creek, about Grasshopper Flat, below beaver dam. 1829 Comment
  SEINET10548794  Limosella aquatica Mary Susan Taylor 1982-9-7 Taylor 5107 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
  SEINET10548795  Limosella aquatica Mary Susan Taylor 1982-7-8 Taylor 4807 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
  CHSC59099  Linaria vulgaris Vernon H. Oswald; Lowell Ahart, Loren Gehrung, Linnea Hanson, Tyleas 1992-8-20 5169 Plumas Quincy-La Porte Rd. on the N edge of La Porte. 1514 Comment
  JEPS117924  Linaria vulgaris John Dittes 2005-9-30 1296 Plumas 8.3 air miles S of Diamond Mt. 4.5 air miles WxNW of Antelope Lake dam 2.7 air mile NE of Taylor Lake and 27N56 (ca. 0.5 air mile east intersection of FS Routes 27N090); Northern High Sierra Nevada Range 1944 Comment
  CHSC117658  Linnaea borealis var. longiflora Lowell Ahart 2016-8-30 21334 Plumas On the east side of Quartz Creek, about one mile northeast of Quartz Hill, about 7 miles (air) northeast if Feather Falls. 1070 Comment
  JEPS115088  Linnaea borealis var. longiflora Lowell Ahart, John Dittes 2009-7-14 16076 Plumas Edge of a steep north slope, north of Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1453 Comment
  JEPS12689  Linnaea borealis var. longiflora Duncan Dunning 1922-7-13 Plumas 4 mi nw Quincy (Snake Lake); , nw of Quincy Comment
  SEINET6693222  Linum lewisii W. Harnach, N. Harnach 1990-5-27 324 Plumas Sierra Valley, corner of Dyson Lane and Hwy 49 1498 Comment
  CHSC62611  Listera convallarioides B. Castro; R. A. Schlising 1987-7-21 165 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
  UC1594683  Listera convallarioides unknown 1992-7-1 5044 a Plumas ca. 5 air mi ssw Graeagle (via Gold Lake Forest Hwy. (County Rd.519), near the entrance gate to Elwell Lodge at s end of Lakes Basin Campground); Grass Lake 1926 Comment
  JEPS48641  Listera convallarioides Esther C. Fritz 1933-1 Plumas Schneider Creek 1188 Comment
  POM186546  Listera convallarioides D. D. Keck 1698 Plumas Quincy, in the northern Sierra Nevada. Water supply canyon to the left hand just south of town. 1067 Comment
  SD8412  Lithophragma bolanderi Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC435466  Lithophragma glabrum Robert J. Weatherby 1955-6-26 1547 Plumas Mud Lake, Lakes Basin Area. 2194 Comment
  CAS-BOT-BC443342  Lithophragma parviflorum Alice Eastwood 1927-6-27 14902 Plumas In woods, on road from Chilcott Comment
  CAS-BOT-BC443344  Lithophragma parviflorum Elmer I. Applegate 1934-5-6 8903 Plumas Near and south of Mohawk Comment
  UCD102739  Lithophragma parviflorum Matt Georgeff 1992-5-18 22 Plumas Near Portola, right at Davis Lake turnoff, meadow on left at Davis Lake. 1615 Comment
  CAS-BOT-BC428429  Lithophragma tenellum John Thomas Howell 1951-6-27 s.n. Plumas Jamison Creek 1828 Comment
  CHSC21597  Lithophragma tenellum D. E. Brink Jr.; L. M. Mayer 1975-7-22 Plumas Comment
  CAS-BOT-BC317313  Lithospermum californicum H. D. Ripley; R. C. Barneby 1943-6-16 5781 Plumas Between Quincy & Massack 1036 Comment
  UC573498  Lithospermum ruderale E. Sawyer 1935-6-27 175 Plumas 3.7 mi n Hawks 1676 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
  SEINET7880164 Image available Lomatium nudicaule E. Sawyer 1935-1 52 Plumas 1 3/4 miles N.E. of Hawks Sec. 25 T. 23N. R. 13E. 1585 Comment
  SEINET7880165 Image available Lomatium nudicaule E. Sawyer 1935-1 134 Plumas 4 1/2 miles N.N.E. of Crow Sec. 27 T. 25N. R. 14E. Comment
  UC106219  Lomatium plummerae J. G. Lemmon June, 1889 23 Plumas Mohawk Valley Comment
  UC1730263  Lomatium plummerae L. P. Janeway 1998-6-22 5651 B Plumas 1.8 mi SSE of Indicator Peak; West Branch Bear Valley Creek 1699 Comment
  CHSC54468  Lonicera cauriana Vernon H. Oswald; Lowell Ahart 1991-7-30 4786 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  CAS-BOT-BC200949  Lotus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54372 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CHSC75496  Lotus corniculatus G. B. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3187 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  SEINET10451963  Lotus crassifolius Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4666 Plumas T25N R11E sw sec 7. Greenville quad. N side of Genesee Valley Rd (112), ca. 2 mi w of Genesee. Dry forest. 3700 ft. 1128 Comment
  JEPS88578  Lotus nevadensis var. nevadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8032 Plumas N end of Lake Almanor (at E side of Last Chance Marsh, 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11); High Cascade Range 1371 Comment
  CDA18564  Lotus oblongifolius G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3347 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  SEINET10452005  Lotus purshianus Mary Susan Taylor 1974-7-3 Taylor 298 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CHSC103130  Lotus purshianus var. purshianus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16113 Plumas West of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  JEPS114366  Lotus purshianus var. purshianus Lowell Ahart 2008-9-10 15381 Plumas On the 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
  RSA769812  Lotus purshianus var. purshianus L. Ahart 2008-9-10 15381 Plumas Sides of Onion Valley Creek, in northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9.5 air miles northeast of La Porte. 1917 Comment
  CHSC81391  Ludwigia palustris Lowell Ahart 2001-9-18 9275 Plumas On the wet strand of the south end of the pond, Butterfly Valley, about 5 miles (air) northwest of Quicy. 1104 Comment
  CAS-BOT-BC201256  Lupinus W. Harnach; N. Harnach 1990-5-12 293 Plumas Sierra Valley. Wilson brothers ground, south of Marble lane, on Co. Rd. A-23 (the rock pile) 1514 Comment
  UCR123904  Lupinus adsurgens George K. Helmkamp, E. A. Helmkamp 2001-7-6 6858 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  CDA15403  Lupinus albifrons var. albifrons G. F. Hrusa, T. D. Wilfred 1996-8-23 13528 Plumas Sierra Nevada; alongside USFS 23N51, E side of upper Long Valley Creek above confluence with Bull Run Creek. 1.5 mi. E of Lava Peak, & 2.5 mi. NE of Cromwell townsite. Comment
  UC82284  Lupinus albifrons var. collinus R. N. A. July 1894 462 Plumas Lassens Peak Comment
  CHSC36864  Lupinus arbustus M. S. Taylor 1982-5-26 4534 Plumas N side of Fells Creek Rd (23N22), 4.0 mi w of Lee Summit, ca. 2 air mi sw of Sloat. 1341 Comment
  SEINET10484723  Lupinus arbustus subsp. silvicola Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-5 Conrad 7060 Plumas On loose rocky, n-facing roadside bank, 5.2 miles w of junction of hwy 70 and Meadow valley road 305 Comment
  SEINET10452027  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-8-18 Taylor 5016 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  UC174571  Lupinus argenteus A. A. Heller with P. B. Kennedy 1907-7-3 8740 Plumas Hills above Red Clover Valley. 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
  SBBG68970  Lupinus argenteus var. heteranthus E. Rockwell -Jun-1925 518 Plumas Beckwourth 1508 Comment
  CHSC52428  Lupinus argenteus var. meionanthus L. P. Janeway 1990-6-6 3700 Plumas Plumas National Forest. Forested flat on N side of Long Valley ca 1/2 mi E of Rattlesnake Cr and ca 1/2 mi N of Hwy 70/89; vicinity of Sloat. 1356 Comment
  CAS-BOT-BC196676  Lupinus breweri var. breweri J. T. Vale 1989-10-4 s.n. Plumas Rd. Bucks Ck - Oroville 1981 Comment
  SEINET10485162  Lupinus confertus Charles Piper Smith 1921-7-14 Smith 3427 Plumas Quincy - spanish creek crossing. Comment
  CAS-BOT-BC215358  Lupinus dalesiae M. S. Taylor 1982-5-27 4557 Plumas S side of Bucks Lake, Spanish Creek Road, 2.6 miles SW of its jct with Highway 70 in Quincy 1097 Comment
  CAS-BOT-BC215360  Lupinus dalesiae M. S. Taylor 1982-5-26 4532 Plumas S side of Fells Creek Road (23N22), 1.9 miles W of Lee Summit on Highway 70, ca. 1 air mile S of Spring Garden 1463 Comment
  CAS-BOT-BC215368  Lupinus dalesiae M. S. Taylor 1982-7-12 4814 Plumas Along Eureka Ridge Road (23N09), 0.9 mile NW of its jct with McRae Meadow Road, ca. 6 air miles W of Mohawk 2072 Comment
  CAS-BOT-BC215380  Lupinus dalesiae M. S. Taylor 1982-5-25 4528 Plumas W side of Peoria Creek Road (23N10), 2.1-2.2 miles W of its junction with Poplar Creek near Sloat 1341 Comment
  CAS-BOT-BC215388  Lupinus dalesiae M. S. Taylor 1982-5-27 4548 Plumas S side of Bucks Lake-Spanish Creek Road, 0.1 mile W of Dean's Valley turnoff, and ca. 1 mile NE of Meadow Valley 1127 Comment
  CAS-BOT-BC215403  Lupinus dalesiae Charles Piper Smith 1947-5-22 47338 Plumas In town, Meadow Valley Comment
  CHSC35902  Lupinus dalesiae M. S. Taylor 1982-5-26 4539 Plumas W side of Quincy-LaPorte Rd, 0.2 mi n of end of pavement, 1.1 mi s of its jct with Fells Creek Rd (23N22), ca. 4 air mi sw of Spring Garden. 1249 Comment
  CHSC35906  Lupinus dalesiae M. S. Taylor 1982-6-23 4718 Plumas S side of Peoria Creek Rd (23N10), 0.2 mi ne of Oliver Creek, ca. 5 mi sw of Sloat. 1615 Comment
  SEINET10903850  Lupinus dalesiae Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-5 Conrad 7058 Plumas On loose, rocky, north-facing roadside bank, 5.2 mi west of jct of hwy. 70 And Meadow valley road in quincy. 1219 Comment
  UC1502136  Lupinus dalesiae M. S. Taylor 1982-6-2 4597 Plumas along 23N11 on loop through Cogswell Ravine (3.2 mi ne of Jackson Creek Campground, ca 5 air mi n of Mohawk); Johnsville Quad., Cogswell Ravine 1737 Comment
  UC1552819  Lupinus dalesiae Frederica Bowcutt 1985-5-16 522 Plumas Plumas National Forest Comment
  UC170943  Lupinus dalesiae H. M. Hall 1912-7-12 9313 Plumas e slope Mt. Elwell; Sierra Nevada Mountains, e slope Mt. Elwell 2133 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
  SEINET10452058  Lupinus dalesiae Mary Susan Taylor 1982-6-17 Taylor 4694 Plumas T23N R11E sw/sw sec 18. Blue Nose Mt quad. S side of 23N44Y, 0.8 mi se of its jct with Peoria Creek Rd (23N10), ca. 3 air mi sw of Sloat. Elev 5600 ft. 1707 Comment
  SEINET10452067  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4605 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
  SEINET10485198  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4597 Plumas T23n r12e nw14ne1/4 sec 17. Johnsville quad. Corolla yellow. Along 23n11, on Loop through cogswell ravine, on roadcut and upslope in disturbed areas, 3.2 Mi. Ne of jackson creek campground, ca 5 mi n of mohawk. Mixed evergreen Forest. With calochortus coeruleus, lathyrus sulphureus. 1737 Comment
  SEINET10841217  Lupinus dalesiae Mary Susan Taylor 1982-6-23 Taylor 4719 Plumas T23N R10E ne/nw sec 14. Blue Nose Mt quad. S side of 23N43Y, 2.4 mi w of its jct with Peoria Cr Rd (23N10), ca. 1 mi s of English Bar, ca. 6 mi sw of Sloat. 4600 ft. 1402 Comment
  SEINET10903849  Lupinus dalesiae Mary Susan Taylor 1982-6-21 Taylor 4900 Plumas T23n r10e nw1/4se1/4 sec 29. Onion valley quad. W side of the hogback, Hottentot creek drainage, along and sownslope of quincy-laporte hwy (511), 2.3 Mi. N of its jct with cleghorn bar rd, ca 10 air mi. Ne of laporte. Mixed Evergreen forest openings. 1951 Comment
  SEINET10906998  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4595 Plumas 5500 ft. T23N R12E ne/sw sec 17. S side of 23N11, 0.5 mi e of its jct with 23N48, ca. 5 air mi n of Mohawk. 1676 Comment
  UCSB16017  Lupinus formosus Breedlove, Dennis 1962-6-12 Plumas On northern bank of Indian Creek; along State Highway 89, 6.9 miles south of Greenville; Sierra Nevada 1066 Comment
  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
  UC338273  Lupinus grayi unknown 1889-5-26 Plumas Mohawk Valley Comment
  SEINET10483999  Lupinus grayi Mary Susan Taylor 1982-6-2 Taylor 4603 Plumas W side of Poplar Creek Rd (23N08), jct s of bridge over Poplar Creek, 1 mi s of Sloat. 4200 ft. 1280 Comment
  SEINET7716854  Lupinus grayi Unknown Plumas American Valley Comment
  SEINET10841148  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-7-21 Taylor 4890 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
  CHSC111246  Lupinus latifolius var. columbianus B. Castro; L. Janeway 2008-9-13 1756 Plumas Northern High Sierra Nevada. Near USFS Rd23N73Y 2.1 road mi N of Oroville-Quincy Hwy. and Grizzly Summit, and 1 air mi NNW of Grizzly Summit. 1648 Comment
  CHSC81120  Lupinus lepidus var. sellulus Lowell Ahart 2001-8-29 9267 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS115214  Lupinus lepidus var. sellulus Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16136 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
  UC1542921  Lupinus lepidus var. sellulus G. Schoolcraft 1987-6-17 1738 Plumas about 2 mi n Chester; n of Chester 1402 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
  NY15966  Lupinus onustus M. E. P. Ames s.n. Plumas Comment
  UC1583954  Lupinus onustus G. Schoolcraft 1990-5-9 2028 Plumas about 1 mi w Crescent Mills 1463 Comment
  CAS-BOT-BC323944  Lupinus onustus M. S. Taylor 1982-5-27 4542 Plumas Mostly W side of Dixie Canyon Rd (204), ca 2 mi N of its jct with Hwy 89 at Moccasin.. 1341 Comment
  SEINET8059930  Lupinus polyphyllus var. burkei A. A. Heller, P. B. Kennedy 1907-7-4 8715 Plumas Red Clover Valley Comment
  RSA372133  Lupinus sellulus subsp. sellulus LeDoux, Dunn, Conrad 1973-6-5 1082 Plumas Juction of Hwy. 70 and Twain Road. 1067 Comment
  SEINET10936768  Lupinus stiversii A. Arthur Heller 1938-5-30 Heller 15131 Plumas Granite sand on the feather river bank near bucks creek power house. The Plants were very large, much branched, forming mats 1 1/2 feet in diameter. 610 Comment
  CHSC66651  Luzula cascadensis Vernon H. Oswald; Lowell Ahart 1996-7-15 8053 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
  CAS-BOT-BC436597  Luzula cascadensis John Thomas Howell 1951-6-27 27595 Plumas Sierra Nevada: McRae Meadow 1981 Comment
  CHSC110468  Luzula comosa var. laxa L. P. Janeway 2013-6-2 11125 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  CHSC96320  Luzula comosa var. laxa L. P. Janeway; B. Castro 2006-9-9 8879 Plumas High Cascade Range. Near end of Road 29N02Y, 0.8 km southwest of confluence of Panther Creek and North Arm Rice Creek; 1.2 km northeast of Blue Lake. 1932 Comment
  CAS-BOT-BC436677  Luzula comosa var. laxa F. Thos. Griggs 1975-6-1 151 Plumas Sierra Nevada: Bucks Lake area Comment
  CAS-BOT-BC441253  Luzula macrantha John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2087 Plumas Butterfly Botanical Area and vicinity: area near spring 1127 Comment
  CHSC63297  Luzula parviflora Lowell Ahart 1994-6-17 7346 Plumas On the edge of a small meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  SEINET10537473  Lychnis coronaria Mary Susan Taylor 1982-8-23 Taylor 5035 Plumas T25N R9E sw/sw sec 18. Almanor SE quad. Under PG&E wire between dirt rd and Feather River, in seep on slope ca. 1/4 mi n of Dutch Creek, ca. 0.5 mi ne of Twain. Riparian; 2800 ft. 853 Comment
  UCR70849  Lysimachia nummularia David D. Keck 1932-7-4 1627 Plumas N Sierra Nevada Mtns., Lake Almanor Road in the meadow at the city limits of Quincy. 1067 Comment
  CHSC44133  Lysimachia thyrsiflora V. Oswald; L. Ahart 1988-8-4 3680 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. In shallow water of a marsh along the ne shore of the lake. 1676 Comment
  CAS-BOT-BC343792  Madia elegans Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC343794  Madia elegans Mary Strong Clemens 1920-6-29 s.n. Plumas Quincy Comment
  UC89458  Madia elegans Mrs. R. M. Austin Aug, 1896 554 Plumas Big Meadows Comment
  CAS-BOT-BC343785  Madia elegans David D. Keck 1932-7-3 1620 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 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
  UC2016528  Madia elegans subsp. elegans Richard Olmstead 1983-7-1 410 Plumas Along Highway 70 ca. 1 miles northwest of Blairsden on road margin along Ponderosa pine forest. Comment
  CDA14698  Madia exigua G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3186 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  UC89356  Madia exigua Mrs. R. M. Austin 1879-1 Plumas Butterfly Valley Comment
  CAS-BOT-BC342857  Madia glomerata M. S. Taylor 1982-8-31 5080 Plumas Along 27N57, Kettle Pass, just w of Eisenheimer Peak, ca. 7 air mi ne of Taylorsville 2133 Comment
  CAS-BOT-BC342867  Madia glomerata John Thomas Howell 1961-9-23 36840 Plumas Indian Valley 1082 Comment
  CHSC100324  Madia glomerata Lowell Ahart 2008-8-13 15167 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC109852  Madia glomerata L. P. Janeway 2012-10-17 11076 Plumas Northern High Sierra Nevada. Plumas National Forest; 500 m east of Little Grass Valley Reservoir high water line and 200 m south of Kenzie Ravine. 1554 Comment
  CHSC115897  Madia glomerata L. P. Janeway 2015-7-29 11807 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  CAS-BOT-BC342845  Madia glomerata Joseph Andorfer Ewan 1934-7-18 8574 Plumas Sierra Nevada of Plumas County. Along MIddle Fork Feather R. at Portola 1676 Comment
  CHSC100320  Madia gracilis Lowell Ahart 2008-8-13 15166 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CAS-BOT-BC343257  Madia gracilis David D. Keck 1928-6-15 441 Plumas 1.5 miles west of Blairsden, along Blairsden-Quincy highway 1400 Comment
  CAS-BOT-BC343267  Madia gracilis John Thomas Howell; H. Keith Wagnon 1980-5-28 53693 Plumas Near Twain, East Branch North Fork Feather River 914 Comment
  UCD134320  Madia gracilis Lewis S. Rose 1967-7-12 67170 Plumas Quincy. 1036 Comment
  RSA35102  Madia gracilis subsp. gracilis Thomas H. Kearney 1944-8-14 161 Plumas Near Prattville, Lake Almanor Comment
  CDA19225  Madia minima G. D. Barbe, T. C. Fuller 1982-6-17 3800 Plumas Plumas National Forest; Junction Gold Lake Road with Highway 89 between Graegle and Clio. 6 mi N of Sierra Co line. 1371 Comment
  SEINET10474821  Madia minima Mary Susan Taylor 1982-5-7 Taylor 4422 Plumas T24N R16E se sec 26. Frenchman Lake quad. E side of 24N51X, 0.8 mi n of Crystal Peak/Adams Pk Rd jct, ca. 7 air mi n of Chilcoot, on ridge e of Frenchman Lake. Jeffrey Pine Foprest. 6200 ft. 1890 Comment
  POM147069  Maianthemum racemosum subsp. amplexicaule Alice Eastwood 1927-6-11 14486 Plumas Forest Lodge, near Greenville. Comment
  RSA508636  Maianthemum racemosum subsp. amplexicaule Mrs. R. M. Austin 1880-1 s.n. Plumas [no locality information provided] Comment
  CAS-BOT-BC347523  Malacothrix floccifera John Thomas Howell 1977-6-21 52382 Plumas Seneca 1097 Comment
  CHSC83673  Malacothrix floccifera L. P. Janeway 2001-6-28 7240 Plumas High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road. 1067 Comment
  SEINET10475282  Malacothrix floccifera Mary Susan Taylor 1982-6-14 Taylor 4674 Plumas T25N R9E nw sec 4. Greenville SW quad. On ridge w of and above Indian Falls in 1981 burn area. 4300 ft. 1310 Comment
  CAS-BOT-BC71086  Marsilea vestita John Thomas Howell 1926-7-30 2159 Plumas Lake Almanor Comment
  CAS-BOT-BC71088  Marsilea vestita Greg Sommers 1976-6-9 108 Plumas Sierra Valley 1487 Comment
  CAS-BOT-BC71085  Marsilea vestita John Thomas Howell 1962-6-19 37856 Plumas Alkaline Flat, 5.5 miles E. of Beckwourth 1493 Comment
  RSA537494  Marsilea vestita Barbara Ertter 1988-10-21 8008 Plumas Lake Almanor, E end of causeway ca. 1.5 miles E of Chester on Highway 36 1341 Comment
  JEPS88533  Matricaria discoidea Vernon H. Oswald and Lowell Ahart 1996-7-15 8014 Plumas Lake Almanor High Cascade Range (e side of arm of lake extending n from the Hwy 36 causeway, s of point where the road to Last Chance Campground (28N11) begins to parallel lake) 1371 Comment
  SEINET10474308  Matricaria matricarioides Mary Susan Taylor 1981-5-11 Taylor 3683 Plumas T25N R12E sw/nw sec 6. Genesee Valley quad. Weeds around private home, ca. 0.5 mi S of Flournoy Bridge and jct of Hwy 89 and Beckwourth turnoff, ca. 4 air me E of Genesee. 3800 ft. 1158 Comment
  UCD107734  Medicago lupulina Mrs. E. A. Jenkins 1928-8-8 1427 Plumas Meadow Valley. Comment
  CDA32502  Melica aristata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3351 Plumas 0.75 mile northeast of Bucks Summit on Bucks Lake Road. Comment
  JEPS102940  Melica aristata L. P. Janeway 2001-7-3 7260 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek 1707 Comment
  UCD107939  Melica bulbosa Tim Kuhn 2006-6-29 54 Plumas north of Lake Davis at Old House Meadow. Comment
  RSA123524  Melica fugax E. Sawyer 1935-6-27 191 Plumas 1.6 miles ENE of Grizzly Peak 1768 Comment
  UCD87282  Melica fugax August L. Hormay 1932-6-9 s.n. Plumas Crocker Ranger Station, Plumas National Forest. 1798 Comment
  CAS-BOT-BC282097  Melica fugax Herbert Thomas 1936-5-25 38 Plumas Roadside at Meadow Valley Creek Ford, 0.5 mile NW of Camp Califorest, Meadow Valley 1158 Comment
  CAS-BOT-BC281268  Melica geyeri John Thomas Howell; Gordon H. True; Walter & Irja Knight 1969-6-24 2431 Plumas Butterfly Botanical Area and Vicinity. Collected in vicinity of Butterfly Creek mouth 883 Comment
  CDA12098  Melica geyeri G. F. Hrusa, G. L. Webster 1989-5-1 7014 Plumas Sierra Nevada; Feather River near Belden. Comment
  CDA32527  Melica subulata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3131 Plumas 3.25 miles west of Round Valley Reservoir Dam on Dixie Canyon-Round Valley Road, 1/4 mile east of junction with road to Canyon Dam (Lake Almanor) Comment
  JEPS106339  Melica subulata Lowell Ahart 2004-7-27 11311 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
  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
  JEPS88530  Mentha canadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8035 Plumas e. side of Last Chance Marsh at n. end of Lake Almanor (ca. 1.4 mi. s. of Last Chance Campground at streams & marshy meadow extending e. from rd. 29N11); High Cascade Range 1371 Comment
  RSA59923  Mentha canadensis E. K. Balls 1950-9-15 15839 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  CHSC111237  Mentha spicata B. Castro; L. P. Janeway 2007-8-18 1672 Plumas Northern High Sierra Nevada. Ca 10 road mi E of Quincy, along Squirrel Creek and Road 401, 1.2 mi NE of Hwy 70/89 and Williams Loop (railroad). 1267 Comment
  SEINET8655882  Mentzelia albicaulis W. Harnach 2014-4-29 1385 Plumas 1.2 miles north of Chilcoot on Frenchman Rd. than 1.45 miles NE on USFS Rd. 24N88. 1654 Comment
  RSA39734  Mentzelia albicaulis P. A. Munz 1947-5-16 11821 Plumas 5 miles north of Chilcoot. Comment
  POM147041  Mentzelia montana Alice Eastwood 1927-05 14875 Plumas On road from Chilcott. United States Forest Reserve. Comment
  CHSC97384  Menyanthes trifoliata Jenny Marr; Craig Carter 2006-5-29 235 Plumas Cascade Range High. Plants collected at the southern boundary of Lassen Park adjacent Willow Lake. 1676 Comment
  CAS-BOT-BC428603  Micranthes bryophora Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC62583  Micranthes oregana B. Castro; J. Jurewicz 1993-7-16 482 Plumas Ca 2 air mi W of Bucks Lake, ca 1 mi N of Grizzly Ck, below USFS Rd 23N42B. In drainage. 1597 Comment
  CAS-BOT-BC349334  Microseris nutans John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2086 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC349339  Microseris nutans Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CAS-BOT-BC349348  Microseris nutans A. A. Heller 1915-7-7 12060 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CDA18761  Microseris nutans G. D. Barbe, T. C Fuller 1982-7-16 3756 A 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
  CAS-BOT-BC349340  Microseris nutans Anna Head 1920-8-4 s.n. Plumas Woods near Lake Center Camp, Feather River Region 1920 Comment
  JEPS10490  Mimulus guttatus W. L. Jepson 1939-7-31 19297 Plumas half-way between Meadow Valley and Buck's Valley; Spanish Peak 1676 Comment
  SBBG7006  Mimulus guttatus A. A. Heller, P. B. Kennedy 1907-7-11 8794 Plumas Prattville Comment
  JEPS10943  Mimulus guttatus W. I. Follett 1936-5-12 48 Plumas n side Riuh Gulch; Rich Gulch 1097 Comment
  OBI30573  Mimulus guttatus Bernie Smith 1966-7-5 174 Plumas Middle fork of South Branch of Feather River. Near spring draining into river Comment
  UC569738  Mimulus moniliformis F. W. Embree 1934-6-6 83 Plumas 1 1/2 mi nw Bucks Mountain; Bidwell Bar Quadrangle 1524 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
  CHSC1786  Mimulus moschatus V. Holt 1935-9-1 Plumas Buck's Lake. 1615 Comment
  CHSC94777  Mimulus moschatus Lowell Ahart 2006-10-8 13399 Plumas On the west side of Chips Creek, just south of the bridge on Highway 70, about 1 1/4 miles southwest of Belden. 715 Comment
  RSA71300  Mimulus nanus var. mephiticus L. S. Rose 1951-6-27 51041 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  UC1035978  Mimulus nanus var. mephiticus Helen K. Sharsmith 1955-6-28 4524 Plumas about 1 mi below Virgilia; East Branch of North Fork of Feather River 762 Comment
  UC54640  Mimulus nanus var. mephiticus H. M. Hall and E. B. Babcock July 1903 4451 Plumas Red Clover Creek Sierra Nevada Mountains 1524 Comment
  JEPS102478  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
  RSA309200  Mimulus torreyi George W. Gillett 1955-8-2 464 Plumas Across Hot Springs Creek from Boiling Springs at lower end of Devil's Kitchen. Comment
  CAS-BOT-BC174704  Minuartia nuttallii D. A. McMillan 1915-7-15 14 Plumas Plumas National Forest. Yellow Creek ridge 1371 Comment
  CDA17268  Moehringia macrophylla G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16295 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  UC1125785  Moehringia macrophylla P. G. Haddock 1938-5-29 10 Plumas near Rock Creek; Plumas National Forest, Downieville Quadrangle, Rock Creek Comment
  CHSC61737  Monardella follettii L. P. Janeway 1993-7-15 4439 Plumas Plumas National Forest. Steep northwest-facing slope overlooking Virgilia (East Branch North Fork Feather River) at the saddle between Bean Creek (a tributary of upper Spanish Creek) and Berry Creek ( a tributary of East Branch North Fork Feather River). 1563 Comment
  SBBG124928  Monardella follettii W. I. Follett 1937-8-2 108 Plumas Rich Gulch (NE slope of Red Hill), E branch of North Fk Feather River [ISOTYPE] 1280 Comment
  SEINET10582330  Monardella follettii A. Graff 1993-7-22 Graff 315 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
  SEINET10582334  Monardella follettii A. Graff 1993-7-23 Graff 332 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  SEINET10582335  Monardella follettii A. Graff 1993-7-23 Graff 333 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  SEINET10829411  Monardella follettii A. Graff 1993-7-23 Graff 334 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  CHSC52043  Monardella odoratissima L. P. Janeway 1989-8-2 3549 Plumas Plumas National Forest. On top of Eureka Ridge at head of Chris Cr. 2080 Comment
  CHSC56858  Monardella odoratissima L. P. Janeway 1991-8-3 4106 Plumas Plumas National Forest. Near top of ridge, south end of Grizzly Ridge and ca 1 3/4 mi west of Smith Peak. 2072 Comment
  CAS-BOT-BC222112  Monardella odoratissima subsp. pallida L. P. Janeway 1990-8-29 3837 Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CAS-BOT-BC222114  Monardella odoratissima subsp. pallida John Thomas Howell 1976-7-16 51881 Plumas Spanish Creek near mouth of Slate Creek 1066 Comment
  CHSC112608  Monardella odoratissima subsp. pallida Lowell Ahart 2013-9-11 19024 Plumas Near large granite boulders, on east side of Antelope Lake, west of the paved road, south of Antelope Creek, about 16 miles (air) northeast of Taylorsville. 1562 Comment
  CHSC52040  Monardella odoratissima subsp. pallida L. P. Janeway 1989-6-22 3376 Plumas Plumas National Forest. Along rd 24N49Y 0.2 mi W of Crocker Cr; vicinity of Crocker Guard Sta. 1767 Comment
  CHSC93084  Monardella odoratissima subsp. pallida L. P. Janeway 1994-7-8 4692 Plumas Northern High Sierra Nevada. Hartman Bar Ridge; slope north of Road 22N94 on south side of Franklin Hill. 1706 Comment
  JEPS114508  Monardella odoratissima subsp. pallida Lowell Ahart 2008-8-13 15175 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  SEINET3996777 Image available Monardella odoratissima subsp. pallida L. Constance 1938-6-10 2317 Plumas West edge of Lake Almanor at Prattville 1219 Comment
  CAS-BOT-BC222150  Monardella odoratissima subsp. pallida Mrs. H. C. Cantelow 1938-7-3 s.n. Plumas 4.3 miles north of Almanor Inn Comment
  CAS-BOT-BC318568  Monardella odoratissima subsp. pallida Ella Dales Cantelow 1941-7-20 3709 Plumas 10 mi S of Quincy on road to La Porte. 1981 Comment
  RSA59488  Monardella odoratissima subsp. pallida E. K. Balls 1950-9-15 15861 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  CAS-BOT-BC220485  Monardella sheltonii John Thomas Howell 1975-7-22 51370 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CHSC61750  Monardella sheltonii L. P. Janeway 1993-7-28 4479 Plumas Plumas National Forest. East side of Ward Creek 0.2 mi north of confluence of its North and South Branches. Along dirt road mine access in bottom of canyon; 1.1 mi south of Genesee Valley. 1280 Comment
  CHSC70801  Monardella sheltonii B. Castro 1989-8-9 373 Plumas Vicinity of Little North Fork Campground, ca 7 road mi E of jcn of the Oro-Quincy Hwy and USFS Rd 23N60. 1127 Comment
  CHSC91753  Monardella sheltonii G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3286 Plumas Sierra Nevada foothills. 0.7 mile south of Arlington Road (Main Street, Taylorsville), on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  RSA600528  Monardella sheltonii Louis C. Wheeler 1959-7-15 7570 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  SEINET10928193  Monardella sheltonii A. Graff 1993-7-22 Graff 324 Plumas Plumas National Forest. 1.5 miles north on Caribou Rd. (USNFS Rd. 27N26) from Hwy. 70, on right roadside. T25N,R7E,S8. Serpentine. Tiger swallow tail. Comment
  UCD125245  Monardella stebbinsii D. Sanchez-Mata; D. Sanchez-Mata and P. Rodriguez-Rojo 1997-8-16 s.n. Plumas French Bar-Caribou. Plumas National Forest. 840 Comment
  SEINET10862283  Monardella villosa subsp. villosa A. Graff 1993-7-22 Graff 322 Plumas Plumas National Forest. 1.2 miles north on Caribou Rd. (USNFS Rd. 27N26) from Hwy. 70, on both sides of the road. T25N,R7E,S17. Locally infrequent, with Pseudotsuga menziesii, Pinus ponderosa, Quercus sp. Comment
  CAS-BOT-BC444735  Montia chamissoi D. E. Breedlove 1962-6-12 3440 -A Plumas Along State Hwy. 36, 6.9 miles west of Chester 1524 Comment
  JEPS113567  Montia fontana subsp. chondrosperma Lowell Ahart, John Dittes 2007-6-16 14100 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  SEINET10572660  Montia linearis Mary Susan Taylor 1982-5-7 Taylor 4412 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  CHSC21710  Montia parvifolia F. T. Griggs; A. Pass 1975-7-8 96 Plumas Buck's Lake Forest Service Survey. 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
  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
  JEPS122306  Muhlenbergia filiformis Lowell Ahart 2014-8-31 19807 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  SEINET3144064  Muhlenbergia filiformis E. K. Balls 1950-9-2 15635 Plumas Nye Meadows, W slope Mt. Ingall 2256 Comment
  SEINET4672127  Muhlenbergia filiformis R. McKee, H. L. Westover 1918-6-15 s.n. Plumas Chester Comment
  CHSC53181  Muhlenbergia richardsonis L. P. Janeway 1989-6-28 3411 Plumas Plumas National Forest. Slopes above Mapes Cyn; ca 0.2 mi NE of Beckwourth-Genesee Rd (rd 111) 4.0 mi N of Beckwourth. 1722 Comment
  RSA107488  Muhlenbergia richardsonis L. S. Rose 1955-7-20 55161 Plumas Mohawk 1372 Comment
  CHSC47994  Myosotis discolor Vernon Oswald 1984-7-9 1357 Plumas Hwy 89 at the south edge of Crescent Mills. 1071 Comment
  RSA496339  Myosotis scorpioides Elaine Joyal, D. Mehlman 1988-6-30 1297 Plumas E of Quincy. Irrigation ditch running through heavily-used pasture, with Typha, Carex. 1200 Comment
  CAS-BOT-BC392264  Myosurus apetalus Herbert L. Mason 1953-6-16 14554 Plumas Two miles east of Beckwourth Comment
  CAS-BOT-BC392269  Myosurus apetalus John Thomas Howell 1962-6-19 37857 Plumas 5.5 miles e. of Beckwourth 1493 Comment
  UC1101361  Myosurus apetalus Herbert L. Mason 1953-7-8 14559 Plumas 6 mi se Beckwourth (on road from; to Loyalton across valley) Comment
  SBBG119739  Myosurus apetalus var. borealis L. Ahart with J. Dittes, J. Guardino, R. Schlising, S. Chamberlain 2004-6-14 11064 Plumas S side of Forest Rd 24N10, ca. 0.25 mi W of Cow Crk, W of Lake Davis, ca. 9.25 mi NE of Sloat 1796 Comment
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Apr 8 2009
  JEPS113645  Myosurus minimus Lowell Ahart, John Dittes 2007-6-16 14111 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
  RSA726450  Myriophyllum sibiricum L. Ahart, John Dittes 2007-6-17 14164 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  SD46448  Myriopteris gracillima Robert J. Weatherby 1950-8-11 1514 Plumas Mt. Elwell, just below abandoned lookout station 2375 Comment
  JEPS85838  Najas guadalupensis Barbara Ertter 1988-10-21 7997 Plumas e end causeway 1.5 mi e of Chester (on Hwy 36, Lake Almanor, lake s. side of rd.); Lake Almanor 1341 Comment
  CDA12051  Narthecium californicum G. F. Hrusa, J. Dinsdale 1989-6-27 7217 Plumas Sierra Nevada; Butterfly Botanical Area, Butterfly Valley approx. 10 miles NW of Quincy. Plumas National Forest. Comment
  CHSC37003  Narthecium californicum M. S. Taylor 1982-9-2 5087 Plumas Butterfly Botanical Area, just s of Switchback, ca. 1 air mi w of Keddie. 1188 Comment
  CDA19242  Navarretia breweri G. D. Barbe, T. C. Fuller 1982-6-17 3821 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC97604  Navarretia breweri Lowell Ahart; John Dittes 2007-6-16 14094 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
  CHSC80852  Navarretia capillaris Lowell Ahart 2001-7-17 8933 Plumas On the west side of a branch of Butt Creek, on the north side of the dirt road, a little west of Ruffa Ranch, about 1 mile (air) north of Eagle Rocks, about 2 miles (air) northeast of Humboldt Summit. 1706 Comment
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Nov 23 2007
  JEPS123962  Navarretia divaricata subsp. divaricata Lowell Ahart 2015-7-4 20288 Plumas About 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  CHSC107268  Navarretia divaricata subsp. vividior L. P. Janeway 2011-7-6 10497 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir; 4.2 air km north-northeast of La Porte. 1721 Comment
  CHSC89328  Navarretia divaricata subsp. vividior G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3181 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
  SD7412  Navarretia intertexta Daniel Cleveland 1882-7-20 Plumas Prattville Comment
  JEPS107903  Navarretia intertexta subsp. intertexta Lowell Ahart, Josephine Guardino 2005-8-9 12263 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1635 Comment
  CHSC36195  Navarretia leptalea M. S. Taylor 1982-7-8 4797 Plumas S bank of Feather River, Ramelli Ranch, ca. 1 mi sw of Beckwourth. 1487 Comment
  HSC17009  Navarretia leptalea L. S. Rose 1967-7-11 67159 Plumas Mt. Hough Rd., 9.5 mi. NE of Quincy Jct. 1250 Comment
  SBBG32371  Navarretia leptalea L. S. Rose 1967-7-11 67159 Plumas Mt Hough Rd, 9.5 mi NE of Quincy Junction 1249 Comment
  CHSC80242  Navarretia leucocephala subsp. minima L. P. Janeway 1996-6-5 5003 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine. 1488 Comment
  SEINET10464823  Nemacladus capillaris A. Arthur Heller 1913-6-13 Heller 10841 Plumas Near Marston Station 1067 Comment
  JEPS13023  Nemacladus interior Rimo Bacigalupi with G. T. Robbins 1955-7-22 5440 Plumas just above Rock Creek junction with the North Fork Feather River (slopes above Rock Creek) 472 Comment
  CAS-BOT-BC219374  Nemophila John Thomas Howell; H. Keith Wagnon 1980-5-28 53710 Plumas North Fork Feather River Canyon 4 miles northeast of Pulga Bridge Comment
  CDA1156  Nemophila heterophylla D. G. Kelch, A. R. Smith, Andrew Murdock, Ruth Kirkpatrick 2006-6-2 6 .274 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  UC52234  Nemophila parviflora var. austiniae H. M. Hall and E. B. Babcock 1903-7-4 4421 Plumas near Prattville (North Fork Feather River); , near Prattville 1341 Comment
  RSA726288  Nemophila pedunculata L. Ahart 2007-6-16 14103 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  UCR77780  Nemophila pedunculata G. H. True, Walter Knight, I. Knight, J. T. Howell 1967-5-7 1831 Plumas Butterfly Canyon, Butterfly Botanical Area and vicinity. 1067 Comment
  UC1070112  Nothocalais troximoides E. Sawyer 1935-5-22 23 Plumas 3/4 mi sw Beckwith City; Sierraville Quad. Comment
  UCD110184  Notholithocarpus densiflorus W. L. Jepson 1924-7-18 10602 Plumas Above Merrimac. Brecks Valley to Meadow Valley. Comment
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Mar 30 2016
  RSA0013789  Nuphar lutea subsp. polysepala R. F. Thorne, C. W. Tilforth 1969-9-6 39228 Plumas Feather River, 1 mi. SW of Beckwourth. 1357 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
  CAS-BOT-BC400104  Nuphar polysepala R. F. Thorne; C. W. Tilforth 1969-9-6 39228 Plumas Water of Feather River, 1 mi. SW of Beckwourth 1356 Comment
  HSC16426  Oenothera cespitosa W. R. Rogers 1966-6-21 241 Plumas 2 mi. N of Chilcoot 1524 Comment
  CDA38179  Oenothera flava Fred H. Surber 1984-6-14 s.n. Plumas West of Vinton. 0 Comment
  CAS-BOT-BC355566  Oreostemma alpigenum var. andersonii J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk Old Rd. Summit Campground 1584 Comment
  RSA0049656  Oreostemma elatum Dean Wm. Taylor 2011-8-1 21135 B Plumas Butterfly Valley (Butterfly Valley Botanical Area, 2 air miles SW of Keddie) 1173 Comment
  UCD134695  Oreostemma elatum Malcolm A. Nobs; S. Galen Smith 1949-8-19 1432 Plumas at Butterfly Valley. 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
  CAS-BOT-BC500134  Orobanche fasciculata C. R. Quick 1951-6-7 51 -97 Plumas Ridge NE of Humbug Valley Comment
  SEINET10902587  Orobanche uniflora subsp. occidentalis Mary Susan Taylor 1982-5-13 Taylor 4440 Plumas T24N R8E sw/nw sec 13. Bucks Lake NE quad. Ca. 500 yds s of Spanish Creek- Bucks Lake Rd at its jct with 24N29, ca. 0.5 mi w of Meadow Valley. Serpentine slope, 3800 ft. 1158 Comment
  CAS-BOT-BC458062  Orthilia secunda Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CHSC100441  Orthilia secunda Lowell Ahart 2008-9-10 15364 Plumas Open forest east of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  JEPS80623  Orthocarpus cuspidatus subsp. cryptanthus M. S. Taylor 1981-8-4 4155 Plumas ca 4 air mi nw Antelope Lake (ca 13 air mi ne of Taylorsville, on top of Wildcat Ridge); Diamond Mt. Quad., nw of Antelope Lake, top Wildcat Ridge 2164 Comment
  RSA518883  Orthocarpus lacerus Barbara Ertter 1989-7-4 8685 -a Plumas Coyote Flat W of Lake Almanor, 4.2 mi W of jct of Hwy 89 and Hwy 36. 1524 Comment
  SD46613  Osmorhiza berteroi Robert J. Weatherby 1950-7-7 1450 Plumas Gansner Creek, Quincy. 1220 Comment
  JEPS95355  Osmorhiza occidentalis Lowell Ahart 1994-6-29 7406 Plumas about 1/2 mi S of Bucks Lake (N of a poor logging road) 1828 Comment
  CAS-BOT-BC121015  Paeonia brownii J. T. Howell 1955-7-19 30751 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC121001  Paeonia brownii M. S. Taylor 1982-5-7 4418 Plumas Ramelli Ranch, S side of Feather River, ca. 1/2 mile SW of Beckwourth, ca. 1/4 mile E of Calpine Rd (190). Portola Quad 1487 Comment
  UC586852  Paeonia brownii Joseph Andorfer Ewan 1934-6-26 8187 Plumas on Mt. Elwell Trail 1/2 mi from Gold Lake Lodge 2072 Comment
  UCD89955  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  RSA716418  Panicum capillare L. Ahart, John Dittes 2005-9-19 12393 Plumas below the high water line of Taylor Lake, on the northeast side of Taylor lake, about 6 miles (air) southwest of Antelope Lake. 2077 Comment
  CAS-BOT-BC175580  Parnassia palustris Walter Knight; Irja Knight 1967-9-16 2247 Plumas Butterfly Botanical Area and Vicinity 1036 Comment
  RSA59337  Parnassia palustris var. californica E. K. Balls 1950-9-10 15778 Plumas Trail from Lakes Center Public Camp to Long Lake outlet, 2 miles from camp. Southern Plumas County. 2012 Comment
  CHSC63472  Pectiantia breweri Lowell Ahart 1994-7-28 7544 Plumas On the east sides of a small stream. North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  JEPS96080  Pectiantia breweri Vernon H. Oswald and Lowell Ahart 1996-8-14 8153 Plumas Northeast of La Porte on the La Porte-Quincy Rd. 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River. Comment
  CHSC41378  Pedicularis attollens Lowell Ahart 1986-7-8 5360 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  UC1063359  Pedicularis racemosa G. T. Nordstrom 1934-7-20 248 A Plumas near Edmanton; Plumas National Forest Comment
  SBBG128713  Pedicularis racemosa L. Ahart 2008-8-14 15201 Plumas 200 yards NE of the metal gate, E side of Forest Rd 22N68, ca. 100 yards W of the S Fork of the Feather River, ca. 0.5 mi NE of Little Grass Valley Reservoir, ca. 5 mi NE of La Porte 1571 Comment
  UC1599356  Pedicularis semibarbata H. E. Brown Aug 15 1897-Aug 31 1897 649 Plumas near Lassen Buttes 1828 Comment
  CHSC23378  Pellaea brachyptera Lowell Ahart 1975-8-29 967 Plumas In section 32 near Oxford and Coquette Creeks. About 10 miles south of Buck's Lake. 1828 Comment
  CHSC32045  Pellaea brachyptera L. Ahart 1975-8-29 968 Plumas On ridge between Oxford and Coquette Creeks, ca. 10 mi s of Bucks Lake. 1828 Comment
  CHSC58018  Pellaea brachyptera Vernon H. Oswald 1992-5-21 4948 Plumas Warner Valley on the S side of Hot Springs Creek ca. 0.5 mi upstream from the park boundary. Lassen Volcanic National Park. 1633 Comment
  CAS-BOT-BC69353  Pellaea brachyptera Clarence R. Quick 1952-6-29 52 -83 Plumas 1/2 miles south of summit on road between Belden and Humbug Valley Comment
  CAS-BOT-BC69357  Pellaea brachyptera Emily K. Mcpherson 1976-11-7 76 32 -1 Plumas Portola Quad. 5 miles north of Beckwourth 1920 Comment
  SEINET10834165  Pellaea brachyptera Mary Susan Taylor 1982-6-17 Taylor 4699 Plumas T23N R10E center of se sec of 23. Blue Nose Mt quad. At end of 23N49Y, ca. 2 air mi w of White Cap, ca. 5 air mi sw of Sloat. Elev 5400 ft. 1646 Comment
  CAS-BOT-BC71239  Pellaea bridgesii John Thomas Howell 1951-6-28 27694 Plumas Eureka Peak 2133 Comment
  CAS-BOT-BC67615  Pellaea bridgesii J. G. Lemmon 1889-6-1 s.n. Plumas Gold Lake Valley Comment
  CAS-BOT-BC67616  Pellaea bridgesii J. G. Lemmon 1889-6-1 s.n. Plumas Gold Lake Valley Comment
  RSA69124A  Penstemon deustus E. K. Balls 1950-9-2 15647 Plumas Mt. Ingalls Lookout, north of Grizzzly Valley. 2485 Comment
  UC1017704  Penstemon deustus var. deustus Marion Ownbey and Ruth P. Ownbey 1938-7-14 1738 Plumas gravelly slide below Humboldt Summit; Sierra Nevada, below Humboldt Summit Comment
  NY591807  Penstemon deustus var. pedicellatus J. M. Coulter 1876-1 7994 Plumas Comment
  CHSC90936  Penstemon deustus var. suffrutescens Lowell Ahart; Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11750 Plumas On a rock fill on the north side of Highway 70, south bank of the North Fork of the Feather River, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area. 484 Comment
  CHSC35269  Penstemon gracilentus M. S. Taylor 1981-7-21 4094 Plumas Between 25N18A and Squirrel Cr, ca. 1/2 mi se of Taylor Rock, ca. 7 air mi n of Spring Garden. 1981 Comment
  NY600759  Penstemon gracilentus R. C. F. Bacigalupi 1927-7-11 1711 Plumas Near Grassy Lake Meadows, Gold Lake Region 1889.8 Comment
  UC584316  Penstemon gracilentus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2236 Plumas n Engelmine (sw slopes and ridge crest, Red Rock); Red Rock, n of Engelmine 2133 Comment
  UCD124174  Penstemon gracilentus Ella Dales Cantelow 1938-5-7 2329 Plumas few miles south of Prattville. 1432 Comment
  NY601595  Penstemon heterodoxus var. shastensis B. J. Ertter 1989-7-3 8672 Plumas Diamond Moutain peak, ca. 7 airmiles south of Susanville 2286.0 Comment
  NY601718  Penstemon heterophyllus var. heterophyllus J. M. Coulter 1876-1 8004 Plumas Comment
  CHSC101922  Penstemon laetus var. laetus Lowell Ahart; John Dittes 2009-7-13 16054 Plumas West side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  UC690372  Penstemon laetus var. leptosepalus David D. Keck 1928-6-16 449 Plumas on Oroville - Quincy road four mi n Butte County line (Sierra Nevada); , on Oroville - Quincy road 1676 Comment
  CHSC42785  Penstemon neotericus L. P. Janeway 1984-7-22 926 Plumas Along OroQuincy Hwy at Bucks Summit. 1716 Comment
  POM255776  Penstemon neotericus Marion Ownbey, Ruth P. Ownbey 1938-7-14 1742 Plumas 1 mile southeast of Prattville. Comment
  CHSC21351  Penstemon newberryi F. T. Griggs; A. Pass 1975-7-7 83 Plumas Gold and Silver Lakes. Comment
  UC306804  Penstemon newberryi var. newberryi unknown 1918-7-24 Plumas Peak above Mud Lake; Sierra Nevada, above Mud Lake Comment
  CAS-BOT-BC245641  Penstemon personatus Lowell Ahart 1980-7-27 2488 Plumas 5 miles east of Bucks Lake, Sierra Nevada 1500 Comment
  CHSC28919  Penstemon personatus L. Hanson 1979-7-18 47 Plumas Road to Bucks Lake above Arkansas Ravine. Comment
  SEINET10548095  Penstemon personatus Mary Susan Taylor 1981-8-20 Taylor 4228 a Plumas California: T26N R9E ne1/4 of nw1/4 sec 30. Almanor SE quad. Above spring in Bullfrog Ravine, ca. 3 air mi NW of Indian Falls. Moist shaded brushy Mixed Evergreen Forest. Plumas County. 5600 ft. 1707 Comment
  SEINET5329276 Image available Penstemon personatus M. Foster 1988-7-8 182 Plumas Bucks Lake NE Quad; in clearcut unit, 1/2 mi E of Big Creek and Big Creek Rd., below F.S. Rd. 24N47X, 3 mi W of Bucks lake, 10 mi SW of Quincy 1591 Comment
  UC566013  Penstemon roezlii A. Lewis 1934-7-25 521 Plumas La Porte Plumas National Forest, Downieville Quadrangle 1524 Comment
  SEINET10548113  Penstemon rydbergii Mary Susan Taylor 1982-6-10 Taylor 4636 A Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, in Sagebrush Scrub, ca. 1/4-1/2 mi e of Calpine Rd (109), ca. 0.5 mi sw of Beckwourth. Soils wet with forb cover under sagebrush. 4880 ft. 1487 Comment
  SEINET3840877  Penstemon rydbergii M. I. Wibawa, Thomas C. Fuller, G. Douglas Barbe, J. T. Howell 1981-6-23 3144 Plumas Lake Almanor, 3.25 miles west of Round Valley Reservoir Dam; One fourth miles east of Junction with road to Canyon Dam (i.e. South arm of Lake Almanor) 1630 Comment
  NY650944  Penstemon rydbergii var. oreocharis L. Ahart 1980-7-27 2492 Plumas About 3 miles south of Bucks Lake. Comment
  NY651284  Penstemon rydbergii var. oreocharis A. A. Heller 1907-7-5 8735 Plumas Red Clover valley Comment
  UC1032473  Penstemon rydbergii var. oreocharis E. Sawyer 1935-6-13 100 Plumas 4 mi ese Beckwith Butte; Sierraville Quad. 1493 Comment
  UC1075718  Penstemon rydbergii var. oreocharis Robert J. Weatherby 1955-7-26 1665 Plumas 2 mi n Spanish Peak; n of Spanish Peak 2072 Comment
  NY660824  Penstemon speciosus P. P. Lowry II 1977-7-5 828 Plumas Junction of State Highways 36 and 89 Comment
  UC1874976  Pentagramma triangularis Ruth Kirkpatrick 2001-7-18 1074 Plumas Feather River Canyon, along Hwy 70, 4.3 mi up stream from E branch of North Fork of Feather River 731 Comment
  UC1778622  Perideridia bolanderi G. Douglas Barbe, T. C. Fuller 1982-7-16 3770 Plumas Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Beardsley Mine on forest road 3.8 mile S of Green Flat, Plumas National Forest. 1981 Comment
  RSA201296  Perideridia howellii J. T. Howell 1960-7-24 35975 Plumas Lassen Volcanic National Park, Drakesbad 1677 Comment
  CHSC102117  Perideridia lemmonii Lowell Ahart; John Dittes 2009-7-28 16203 Plumas On damp soil, on the northwest side of a logging road, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  UC1123115  Perideridia lemmonii G. T. Nordstrom 1934-7-16 226 Plumas 3/4 mi ssw Bucks Ranch (Plot # 112); Plumas National Forest, Bidwell Bar Quadrangle Comment
  SEINET10454552  Perideridia lemmonii Mary Susan Taylor 1982-7-8 Taylor 4796 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
  UC1389946  Perideridia lemmonii T. I. Chuang and R. Bacigalupi 1963-8-2 5919 Plumas Childs Meadow 1463 Comment
  CAS-BOT-BC222765  Perideridia parishii Walter Knight; Irja Knight 1966-6-19 1355 Plumas Butterfly Botanical Area and Vicinity. Near Pond Reservoir. Butterfly Valley Comment
  CHSC70218  Perideridia parishii subsp. latifolia B. Castro; R. Fallsheer 1989-8-7 354 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.4 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1752 Comment
  CHSC43710  Persicaria amphibia Vernon Oswald 1984-8-14 1645 Plumas Hwy 89 at the s edge of Crescent Mills. Growing in the dry bed of a vernally wet, marshy ditch. 1071 Comment
  UCD99383  Persicaria amphibia Jim McHenry 1994-7-23 s.n. Plumas Mill Creek arm of Bucks Lake. Comment
  CHSC81808  Persicaria lapathifolia Lowell Ahart 2001-10-16 9373 Plumas On the northwest side of Round Valley Reservoir, just below the road, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CDA12151  Phacelia hastata subsp. hastata G. F. Hrusa, J. Dinsdale 1989-6-27 7221 Plumas Sierra Nevada; North shore of Bucks Lake. Comment
  SEINET5906175 Image available Phacelia heterophylla L. S. Rose 1967-1 67171 Plumas 1 mi S of Keddie, Butterfly Creek & Spanish Creek. Comment
  CDA15907  Phacelia humilis B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Above upper Bull Run Creek off USFS 23N12E. Comment
  RSA636043  Phacelia humilis var. humilis Michael A. Vincent 1999-6-7 8522 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  SDSU6594  Phacelia hydrophylloides Phacelia Beauchamp 1965-7-17 Plumas Growing in area beside the Feather River, 1/2 mile north of Chester, Ca. Comment
  UCD120630  Phacelia mutabilis A. A. Heller; P. B. Kennedy 1907-7-6 8755 Plumas Red Clover Valley. Comment
  CHSC118724  Phacelia mutabilis Noah Siegel; Wendy L. Boes 2015-5-28 2015002 Plumas Plumas National Forest. Location to east of Fales Basin, west of hairpin curve on Forest Service road 25N59. UTM 658936 E, 4437694 N, NAD83 Zone 10N. 1550 Comment
  RSA59427  Phacelia mutabilis E. K. Balls 1950-9-15 15855 Plumas South tip Lake Almanor, near P. G. E. dam, Highway 89. 1372 Comment
  SEINET10497020  Phacelia procera Mary Susan Taylor 1982-8-5 Taylor 4941 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
  JEPS127034  Phacelia racemosa Lowell Ahart 2016-6-2 20915 Plumas Lumpkin Ridge Road, about 3 3/4 miles (air) southwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC265831  Phalaris arundinacea John Thomas Howell 1973-7-9 49713 Plumas Crescent Mills, Sierra Nevada 1066 Comment
  CHSC82443  Phalaris arundinacea Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9832 Plumas On the north side of Forest Road 22N94, about 50 yards west of Forest Road 22N94E, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1583 Comment
  CAS-BOT-BC128861  Philadelphus John Thomas Howell 1962-6-16 37635 Plumas Lewisia Rock, Feather River North Fork - Sierra Nevada 640 Comment
  CDA25501  Philadelphus lewisii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 06 .256-B Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  UC1127346  Philadelphus lewisii F. W. Embree 1934-6-21 117 Plumas Penstocks Plumas National Forest, Bidwell Bar Quadrangle (above Storie) Comment
  RSA0046805  Philadelphus lewisii Patricia Wilder 1971-6-21 5141 Plumas 2.8 mi north of California State Hwy 70 on Prattville-Butt Reservoir Road between Belden and Caribou. Cascade - Sierra Nevada Mtn. Range. Drainage Area: Feather River North Fork. 762 Comment
  CAS-BOT-BC250777  Phleum alpinum Leo Whitney 1934-8-6 2242 Plumas Nw. end of Grizzly Valley, Freeman Creek 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
  CHSC96985  Phleum pratense Lowell Ahart; Josephine Guardino 2007-7-21 14360 Plumas Along a small stream, near a spring, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  SEINET4889145  Phleum pratense M. Foster 1988-7-15 188 Plumas Grizzly Valley Quad, inside U.S.F.S. cattle exclosure, on north side of Big Grizzly Creek, 0.25 miles south of Walker Mine Road, 1 mile west of Lake Davis, 12 miles north by northwest of Portola 1768 Comment
  RSA685106  Phlox diffusa subsp. diffusa G. D. Barbe, T. C. Fuller 1982-6-15 3716 Plumas 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest 1784 Comment
  RSA95431  Phlox diffusa subsp. diffusa J. T. Howell 1951-6-28 27708 Plumas Eureka Peak. 2195 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
  CHSC35958  Phlox speciosa subsp. occidentalis M. S. Taylor 1982-5-25 4525 Plumas Along 23N12, 0.6 mi w of its jct with 23N52, ca. 3/4 mi w of McDermott Ravine, and 1.5 mi ne of Sloat. 1371 Comment
  HSC31376  Phlox speciosa subsp. occidentalis Larry E. DeBuhr, G. D. Wallace 1972-5-21 590 Plumas Plumas National Forest, at reservoir in Butterfly Valley 1067 Comment
  RSA39890  Phlox speciosa subsp. occidentalis P. A. Munz 1947-5-16 11832 Plumas 8 miles north of Chilcoot. 1524 Comment
  SJSU14710  Phoenicaulis cheiranthoides N. A. Hopkins 1991-6-3 1682 Plumas by Beckwourth-Genesee Valley Rd S of Red Clover Valley Ranch House 1524 Comment
  CAS-BOT-BC142220  Physocarpus capitatus Javier Penalosa 1962-6-19 2497 Plumas Hwy. 40-89, +-6.2 mi. SE of Quincy 1097 Comment
  CAS-BOT-BC78466  Pinus contorta subsp. murrayana M. B. Kildale 1926-9-10 2759 Plumas Chester 1289 Comment
  CAS-BOT-BC78468  Pinus contorta subsp. murrayana Saichi Kawahara 1968-5-5 412 Plumas Highway 89, 3 miles south-east of Highway 36 1402 Comment
  SFV10660  Pinus contorta subsp. murrayana M. L. Vincent 1964-4-10 557 Plumas Sierra Nevada Highway 89, 1 mile east of Chester. 1380 Comment
  POM181869  Pinus contorta var. murrayana J. G. Lemmon 1889-06 s.n. Plumas Sierra Valley Comment
  CHSC84950  Pinus jeffreyi Lowell Ahart 2003-10-15 10634 Plumas On the north side of the road to Tamarack Flat, about 1/8 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1714 Comment
  UC496204  Pinus jeffreyi Elmer I. Applegate 1929-6-21 5815 Plumas Kelleys Camp Mt. Lassen region, Warner Valley Comment
  CAS-BOT-BC73081  Pinus lambertiana Alice Eastwood 1927-6-1 14701 Plumas Forest Lodge, Greenville, United States Forest Reserve. Comment
  UC1134042  Pinus monticola F. W. Embree 1934-6-22 118 Plumas 2 mi nw Frenchman Hill; Bidwell Bar Quad., Plumas Nat. Forest 1645 Comment
  UC1348769  Pinus monticola R. A. Cockrell 1937-8-5 8326 Plumas Meadow Valley Meadow Valley (ridge crest) 2133 Comment
  CAS-BOT-BC72872  Pinus ponderosa Elmer I. Applegate 1929-6-22 5822 Plumas Mt. Lassen region; about 10 miles east of Mineral Comment
  NY42392  Pinus ponderosa J. B. Walker 1994-8-1 861 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
  SEINET3891743  Piperia unalascensis D. W. McNeal 1991-7-25 3850 Plumas Beside the Jamison Lake Trail, between Grass and Jamison Lakes, Lakes Basin.; 0 Comment
  CHSC40765  Plagiobothrys cusickii Lowell Ahart 1985-7-3 5102 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/2 miles north-west of La Porte. 1584 Comment
  HSC104021  Plagiobothrys cusickii L. Ahart, John Dittes 2009-9-7 16378 Plumas About 2,000 ft. NW of Lake Almanor Dam, below the high water line of Lake Almanor 1591 Comment
  JEPS113444  Plagiobothrys cusickii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14033 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  SEINET13710643  Plagiobothrys cusickii Lowell William Ahart, Lowell William Ahart 2001-1 9231 Plumas Bottom of Little Last Chance Creek, Frenchman Lake (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  CAS-BOT-BC230961  Plagiobothrys hispidulus John Thomas Howell 1962-6-18 37746 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC230981  Plagiobothrys hispidulus Walter Knight; et al. 1967-6-12 2003 Plumas The Butterfly Botanical Area and Vicinity. Pond Reservoir 1097 Comment
  JEPS111441  Plagiobothrys mollis John Gill Lemmon 1883-1 53 Plumas Sierra Valley [near Beckwourth] Comment
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Dec 13 2015
  SD6758  Plagiobothrys tenellus Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET6225047  Plagiobothrys tenellus L. S. Rose 1967-1 67058 Plumas Injun Jim Camp Comment
  CHSC51502  Plagiobothrys torreyi var. diffusus Wayne Dakan 1978-7-17 Plumas [No county on label, but probably Plumas Co.]. Comment
  JEPS102611  Plantago major Lowell Ahart 2001-10-16 9382 Plumas On the north side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1365 Comment
  CHSC20839  Platanthera leucostachys K. R. Stern 1975-7-24 5812 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC66652  Platanthera leucostachys Vernon H. Oswald; Lowell Ahart 1996-7-15 8048 .1 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. 1371 Comment
  UC367023  Platanthera leucostachys J. G. Lemmon and wife Aug 1883 Plumas Indian Valley, n California Indian Valley Comment
  UC485759  Platanthera leucostachys H. E. and S. T. Parks Jun 1928 Plumas Drakesbad Mt. Lassen Comment
  UC924256  Platanthera leucostachys H. S. Reed 1941-8-2 Plumas Forest Lodge 1036 Comment
  RSA101430  Platanthera leucostachys R. Weatherby 1955-8-6 1675 Plumas US Forest Service Camp. Meadow Valley. 1159 Comment
  RSA101489  Platanthera leucostachys R. Weatherby 1955-6-26 1558 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  CHSC110761  Platanthera yosemitensis Dean Wm. Taylor 2011-8-1 21136 Plumas The Sierra Nevada. Butterfly Valley (Butterfly Valley Botanical Area, 2 air miles SW of Keddie). 1173 Comment
  SJSU4144  Plectritis macrocera C. W. Sharsmith & W. Savage 1967-5-20 7513 Plumas near S base of the Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  UC170985  Pleuricospora fimbriolata H. M. Hall 1912-6-29 9297 Plumas Meadow Valley 1219 Comment
  CAS-BOT-BC254767  Poa bolanderi John Thomas Howell 1960-7-22 35919 Plumas Devil's Kitchen to Drakesbad 1828 Comment
  CHSC74049  Poa bolanderi B. Castro 1997-8-28 781 Plumas Ca 4.5 air mi NE of Little Grass Valley Reservoir, on ridge system west of Pilot Peak, on N side of USFS Rd 22N60. Ridgetop, a few yards N of Pacific Crest Trail. 1987 Comment
  CHSC76159  Poa bolanderi G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3072 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC87987  Poa bolanderi Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11181 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2053 Comment
  CHSC97088  Poa bolanderi Lowell Ahart; Josephine Guardino 2007-7-21 14369 Plumas Around pine trees, about 20 yards north of a large meadow, about 100 yards east of the bridge, about 30 yards south of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1793 Comment
  JEPS102737  Poa bolanderi Lowell Ahart 2001-7-17 8897 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS112953  Poa bolanderi Dean W. Taylor 2001-8-1 17858 Plumas spring at north base of Pilot Peak (ca. 10 air miles S of Quincy), along Forest Road 22N84X about 0.2 miles North of the Pilot Mine (site) 2011 Comment
  CHSC81431  Poa bulbosa L. P. Janeway 1996-5-13 4969 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 0.3 mi northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. 902 Comment
  SEINET10657846  Poa bulbosa Mary Susan Taylor 1981-5-11 Taylor 3684 Plumas T25N R12E SW/NW sec 6. Genesee Valley quad. Weeds around private home, ca. 0.5 mi S of Flournoy Bridge and jct of Hwy 89 and Beckwourth turnoff, ca. 4 air me E of Genesee. 1158 Comment
  UCD90870  Poa compressa R. Tofsrud 1949-7-1 s.n. Plumas about 2 miles north of Quincy. Comment
  SEINET10658723  Poa cusickii A. Arthur Heller, Patrick B. Kennedy 1907-7-5 Heller 8751 Plumas Red Clover valley. Comment
  JEPS113795  Poa cusickii var. cusickii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14014 Plumas West side of an open rocky flat, 20 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  CAS-BOT-BC247272  Poa palustris John Thomas Howell 1955-7-19 30735 Plumas Portola 1478 Comment
  CAS-BOT-BC247274  Poa palustris John Thomas Howell 1961-9-25 36944 Plumas Feather River bed, Portola 1478 Comment
  CHSC92138  Poa palustris Lowell Ahart; John Dittes 2005-9-19 12371 Plumas On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  SEINET10661962  Poa palustris Lowell Ahart, John Dittes 2005-9-19 Ahart 12371 Plumas T27N, R11E, southwest 1/4 Section 35. On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2077 Comment
  CAS-BOT-BC247279  Poa palustris John Thomas Howell 1960-7-19 35627 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  RSA201374  Poa palustris J. T. Howell 1960-8-20 36277 Plumas Drakesbad 1677 Comment
  CAS-BOT-BC247387  Poa pratensis Lowell Ahart 1977-8-8 1486 Plumas At the lake one mile west of Pilot Pk. Pilot Pk. is about 15 miles north-east of La Porte 2000 Comment
  CHSC23612  Poa pratensis K. Stern 1975-7-24 Plumas SW side of Lake Almanor. Comment
  JEPS115901  Poa pratensis subsp. pratensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16105 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  RSA755773  Poa pratensis subsp. pratensis L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16105 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 air miles southwest of Lake Almanor. 1303 Comment
  UC1132702  Poa pratensis subsp. pratensis A. Lewis 1934-6-18 487 Plumas Little Grass Valley; Plumas Nat'l Forest, Downieville Quadrangle Comment
  UC790986  Poa pratensis subsp. pratensis A. A. Beetle 1941-6-28 2792 Plumas 5 mi w Chester (on rte 36) 1828 Comment
  POM180948  Poa secunda A. A. Heller, P. B. Kennedy 1907-7-3 8711 Plumas Hills above Red Clover Valley Comment
  UCD32548  Poa secunda Beecher Crampton 1954-5-11 1887 Plumas Sierra Valley, 7 miles S of Vinton. 1588 Comment
  UCD90392  Poa secunda Beecher Crampton 1954-5-10 1874 Plumas 1 mile W of Portola, along Hwy 24. 1472 Comment
  JEPS76237  Poa secunda subsp. juncifolia W. L. Jepson 1939-8-14 19413 Plumas Willow Creek Willow Creek 1828 Comment
  UC1132615  Poa secunda subsp. juncifolia E. Sawyer 1935-6-25 155 Plumas 1 1/2 mi n Crow; Plumas Nat'l Forest, Sierraville Quadrangle 1676 Comment
  UCD92152  Poa secunda subsp. juncifolia Collector Unknown 1889-6-6 s.n. Plumas Sierra Valley. Comment
  UCD92399  Poa secunda subsp. juncifolia G. L. Stebbins Jr. 1939-7-9 2918 Plumas North side of Sierra Valley, 2 miles W of Vinton. 1524 Comment
  UCD92420  Poa secunda subsp. juncifolia Collector Unknown 1889-6-1 s.n. Plumas Sierra Valley. Comment
  CAS-BOT-BC242970  Poa secunda subsp. secunda A. A. Heller; P. B. Kennedy 1907-7-3 8706 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC242978  Poa secunda subsp. secunda John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50637 Plumas Headwaters of Indian Creek SE of Diamond Mountain 2164 Comment
  CHSC101870  Poa secunda subsp. secunda Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15892 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  CHSC53182  Poa secunda subsp. secunda L. P. Janeway 1989-6-14 3312 Plumas Plumas National Forest. Along s'ly side of Red Clover Valley. 1685 Comment
  CHSC97617  Poa secunda subsp. secunda Lowell Ahart; John Dittes 2007-6-16 14142 Plumas On dry gravelly soil, west of a small stream, about 200 yards south of of County Road 111 (Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  UC1132777  Poa secunda subsp. secunda E. Sawyer 1935-6-21 133 Plumas 4 1/2 mi nne Crow; Plumas Nat'l Forest, Sierraville Quadrangle Comment
  UC641682  Poa secunda subsp. secunda G. L. Stebbins Jr. 1939-7-6 2898 Plumas 1.7 mi e Meadow Valley (on rd to Quincy) 1097 Comment
  CAS-BOT-BC244165  Poa trivialis John Thomas Howell 1967-6-23 42681 Plumas Canyon of Butterfly Creek 914 Comment
  CHSC41173  Poa wheeleri L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-9 Plumas Plumas N.F. ECOS plot 11-127. Along ridge between Indian Cr and Hungry Cr and near the confluence of Hungry and Middle Creeks. 1554 Comment
  CAS-BOT-BC263247  Polemonium californicum R. Stubbs 2010-8-9 018 Plumas Bucks Lake Wilderness in Plumas National Forest. Along trail supposedly heading to Three Lakes 1931 Comment
  CAS-BOT-BC268099  Polemonium micranthum R. Stubbs 2010-5-7 004 Plumas Plumas NF. 1482 Comment
  CHSC81624  Polygonum aviculare Lowell Ahart 2001-10-8 9309 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  NY404735  Polygonum aviculare Mrs. Ames 1876-1 s.n. Plumas Comment
  UCD100067  Polygonum aviculare subsp. depressum John Thomas Howell 1959-9-22 34863 Plumas Lassen Volcanic National Park, Drakesbad. 1737 Comment
  CDA17282  Polygonum douglasii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16309 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC419744  Polygonum douglasii J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk, at S.E. end 1584 Comment
  CHSC32015  Polygonum douglasii subsp. douglasii L. Ahart 1974-8-3 582 Plumas In small meadow, above Hopkins Creek, near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  JEPS95744  Polygonum douglasii subsp. douglasii Lowell Ahart 1995-9-13 7624 Plumas about 1 mile north-west of Pilot Peak; Onion Valley; on the north side of Onion Valley; east of Quincy La Porte Road; about 1 mile north-west of Pilot Peak 1828 Comment
  CHSC45476  Polygonum douglasii subsp. johnstonii Lowell Ahart; John Thomas Howell 1977-8-2 1535 Plumas On a bare open mountain side, about 1 mile west of Pilot Peak, about 15 miles north-east of La Porte. 1828 Comment
  CHSC45860  Polygonum douglasii subsp. johnstonii Lowell Ahart 1974-7-30 568 Plumas Near the edges of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of la Porte. 1676 Comment
  CHSC102972  Polygonum douglasii subsp. spergulariiforme Lowell Ahart; John Dittes 2009-9-7 16897 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC62486  Polygonum douglasii subsp. spergulariiforme L. P. Janeway 1993-9-23 4602 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 3.7 mi south of Middle Fork Feather River. Top of low ridgeline. 1498 Comment
  CHSC97215  Polygonum douglasii subsp. spergulariiforme Lowell Ahart; Josephine Guardino 2007-7-20 14315 Plumas Along a small drainage, northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  POM104561  Polygonum kelloggii Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
Read comments
Jan 23 2011
  CAS-BOT-BC418526  Polygonum minimum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CHSC45863  Polygonum minimum Lowell Ahart 1974-8-15 605 Plumas Near McRae Meadows, west of Johnsville. 1828 Comment
  JEPS122295  Polygonum minimum Lowell Ahart 2014-8-31 19800 Plumas In and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  SEINET11930158  Polygonum minimum Unknown 1974-1 579 Plumas Small mountain near the headwater of Hopkins Creek, near Mt Etna, about 10 mi NE of La Porte 1829 Comment
  CAS-BOT-BC419886  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1962-6-18 s.n. Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC420042  Polygonum polygaloides subsp. kelloggii Lewis S. Rose 1954-5-30 54060 Plumas Johnsville 1600 Comment
  CHSC87816  Polygonum polygaloides subsp. kelloggii Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11054 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote. 1777 Comment
  CAS-BOT-BC420044  Polygonum polygaloides subsp. kelloggii M. S. Taylor 1982-6-21 4707 Plumas Off Eureka Ridge Rd (23N09), ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 1859 Comment
  CAS-BOT-BC420049  Polygonum polygaloides subsp. kelloggii D. E. Breedlove 1962-6-12 3432 Plumas Along State Highway 36, 6.9 miles west of Chester 1524 Comment
  CDA14724  Polygonum sawatchense G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3250 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CAS-BOT-BC420208  Polygonum sawatchense subsp. sawatchense John Thomas Howell 1960-7-19 35698 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC420220  Polygonum sawatchense subsp. sawatchense Alice Eastwood 1927-6-17 14628 Plumas United States Forest Reserve. Long Valley Comment
  CAS-BOT-BC421040  Polygonum spergulariiforme L. P. Janeway 1989-6-23 3388 Plumas Beckwourth Ranger District, Plumas National Forest. Upper slopes overlooking Crocker Cr from the east. 1874 Comment
  CAS-BOT-BC421032  Polygonum spergulariiforme Roxana S. Ferris; Laura Lorraine 1941-8-9 10425 Plumas At Lake Almanor Public Camp. (near village). Comment
  CAS-BOT-BC421034  Polygonum spergulariiforme A. A. Heller 1937-9-1 15344 Plumas Near the Feather River bridge at Chester 1304 Comment
  POM253028  Polygonum spergulariiforme A. A. Heller 1937-9-1 15344 Plumas Near the Feather river bridge at Chester,. 1305 Comment
  SEINET10479684  Polygonum spergulariiforme Mary Susan Taylor 1982-9-8 Taylor 5118 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CDA9208  Polystichum imbricans D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .275 Plumas On sunny granitic cliffs just before w of tunnel on route 70 25 miles E of Oroville. Mark 85. Comment
  CHSC4183  Polystichum imbricans J. E. Bowlin 1967-3-8 2 Plumas Ca. 100 feet s of Oroville-Quincy highway and 100 yards w of Grizzly Dome, Oroville. 609 Comment
  CHSC9712  Polystichum imbricans Nancy Mosman 1971-7-11 79 Plumas On w side ca. 1.3 mi s of Belden turnoff and Hwy 70. 1025 Comment
  CHSC52720  Polystichum imbricans subsp. curtum L. P. Janeway 1990-8-3 3826 Plumas Along N Fk Feather River ca 100 ft S of Waller Cr and just NE of Gansner Bar. Plumas National Forest Quincy Ranger District. 701 Comment
  CAS-BOT-BC76690  Polystichum munitum Emily K. Mcpherson 1976-11-7 76- 32 -1 Plumas Sierra Nevada - 5 miles north of Beckworuth. Portola Quad. 2055 Comment
  CHSC84937  Polystichum scopulinum Lowell Ahart 2003-10-17 10647 Plumas Cliffs northeast of Humboldt Peak, about 3/4 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2103 Comment
  UCD159709  Polystichum scopulinum G. Ledyard Stebbins 1970-7-24 7074 A Plumas Base of ridge northwest of Round Lake, Lakes Basin south of Gray Eagle. (Exact location unknown. Coordinates estimated by label maker.) 2133 Comment
  CAS-BOT-BC105588  Populus trichocarpa Elmer I. Applegate 1929-6-21 5787 Plumas Warner Valley - Mt. Lassen Region Comment
  UC1134834  Populus trichocarpa E. Sawyer 1935-7-12 287 Plumas Kerby; Sierraville Quadrangle Comment
  CHSC86264  Porterella carnosula Martin J. Lenz 2003-6-19 24 Plumas West edge of Mud Lake; approx. 3.9 air mi. SSW of Chester Airport. UTM: Zone 10 0648660E 4455319N. 1405 Comment
  SEINET10460758  Porterella carnosula Austin 1878-1 AUSTIN s.n. Plumas Near Slender district Comment
  CHSC8775  Potamogeton alpinus S. Chulasmai 1966-5-13 33 Plumas Honey Lake. Comment
  UCD149953  Potamogeton natans William Anderson 1963-6-9 s.n. Plumas Quincy. Comment
  SEINET4689847  Potamogeton nodosus W. Harnach, N. Harnach 2000-8-2 973 Plumas Sierra Valley, 1/2 mile west of Steel Bridge on Marble Lane 1486 Comment
  CHSC81147  Potentilla biennis Lowell Ahart 2001-8-29 9237 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SJSU14713  Potentilla biennis N. A. Hopkins 1991-6-26 1687 Plumas Marble Hot Springs Rd 1524 Comment
  CDA18443  Potentilla glandulosa G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3146 a Plumas Sierra Nevada; 3.25 mi west of Round Valley Reservoir Dam; 0.25 mil east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  SEINET10898788  Potentilla glandulosa Patricia L. Kenney, David B. Dunn; Melvin L. Conrad 1973-6-5 Kenney 432 Plumas Along a stream along hwy 70, 6 miles s from jct. Of hwy 89 and hwy 70. Douglas Fir and yellow pine 1067 Comment
  RSA716270  Potentilla glandulosa subsp. ashlandica L. Ahart 2005-9-20 12458 Plumas S side of Forest Road 27N34, about 1 mile NE of Eisenheimer Peak, about 3/4 of a mile S of Wilcox Valley 1985 Comment
  CHSC26145  Potentilla gracilis var. elmeri Detzer; Sacks 1977-6-25 44 Plumas On sw edge of Squaw Valley. 1853 Comment
  CAS-BOT-BC540413  Potentilla gracilis var. fastigiata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-12 2117 Plumas Butterfly Botanical Area and Vicinity, at spring 1127 Comment
  UC632146  Potentilla millefolia Beryl O. Schreiber 1932-7-19 460 Plumas road to Prattville; road to Prattville Comment
  POM34031  Potentilla palustris Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  UC1564759  Potentilla palustris V. Oswald, L. Ahart, and L. Hanson 1989-7-31 3902 Plumas 0.5 mi (air) w Fowler Pk (6.5 mi (air) n of La Porte, lake at the headwaters of Fowler Creek (Slate Creek)); lake at headwaters Fowler Creek, Slate Creek, w of Fowler Pk 1670 Comment
  CHSC113591  Potentilla rivalis Lowell Ahart 2014-8-24 19750 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
  CHSC102386  Poteridium annuum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16126 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC53218  Poteridium annuum L. P. Janeway 1989-6-15 3326 Plumas Plumas National Forest. Along the rd into Jackson Cr campground; cyn of Middle Fk Feather River. 1371 Comment
  CDA17299  Prunella vulgaris var. lanceolata G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16348 Plumas Sierra Nevada; Snake Lake, 4 mi. NW of Quincy. Comment
  CHSC70802  Prunella vulgaris var. lanceolata B. Castro; R. Zebell, R. Fallscheer 1989-8-15 395 Plumas Ca 6 air mi S of Bucks Lake, ca 0.3 mi SE of jcn USFS Rds 23N15 and 23N70, ca 100 ft E of Rd 23N70 by small pond. 1670 Comment
  CAS-BOT-BC158146  Prunus emarginata A. A. Heller 1915-7-7 12055 Plumas Near the summit of Soapstone Ridge in the Sierra Nevada, 12 miles west of Bucks in the forest 1676 Comment
  CHSC53305  Prunus emarginata L. P. Janeway 1989-6-20 3352 Plumas Plumas National Forest. Slope near top of Crocker Mtn overlooking Red Clover Valley. 2194 Comment
  SBBG25613  Prunus emarginata K. K. Muller 1965-8-19 1362 Plumas E shore of Lake Almanor Comment
  JEPS48765  Prunus virginiana var. demissa John Warren Duffield 1937-5-26 Plumas on country road between Meadow Valley and Quincy ((8 miles), sw Plumas County) Comment
  RSA189440  Prunus virginiana var. demissa L. S. Rose 1967-6-12 67121 Plumas Butterfly Valley. Ca 3 miles W of Keddie. 1067 Comment
  RSA60213  Prunus virginiana var. demissa E. K. Balls 1950-9-6 15688 Plumas East turn of Massack Rd, Hwy 24, East of Quincy. 1159 Comment
  SEINET7412554  Prunus virginiana var. demissa M. Ferguson, D. Matthews, C. Hoffman, J. Jaggers, B. Kalb, A. Onisko 2011-10-3 s.n. Plumas Grizzly Creek Ranch, near riparian area. 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
  UCD113520  Prunus virginiana var. demissa Beecher Crampton 1954-5-11 1880 Plumas Beckwourth Pass, Plumas-Lassen County border. See photo. 1588 Comment
  CAS-BOT-BC357345  Pseudognaphalium microcephalum Gladys L. Smith 1976-6-7 4554 Plumas Rte. 70, Spring Garden Sta. 6 miles east of Quincy 1219 Comment
  CHSC99829  Pseudostellaria jamesiana Lowell Ahart 2008-7-16 15100 Plumas Dry open area west of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 miles 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
  RSA518740  Pseudostellaria jamesiana Barbara Ertter, Gary Schoolcraft 1989-7-3 8635 Plumas Near Bear Creek crossing on Lone Rock road, Diamond Mts. ca. 9 airmiles S of Susanville. 1768 Comment
  RSA756865  Pseudostellaria jamesiana Barbara Ertter 2001-7-21 17785 Plumas Southeast Diamond Mountains northeast of Frenchman Lake, northeast slope of rhyolite plug, between Galeppi Creek and Spring Creek. 2195 Comment
  CAS-BOT-BC80161  Pseudotsuga menziesii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1969-6-24 2421 Plumas in vicinity of confluence of Spanish Creek & Butterfly Creek 883 Comment
  CAS-BOT-BC361780  Psilocarphus brevissimus var. brevissimus A. A. Heller; P. B. Kennedy 1907-7-2 8689 Plumas Between Vinton and Beckwith [Beckwourth] Comment
  CAS-BOT-BC239790  Puccinellia lemmonii Greg Sommers 1976-7-1 138 Plumas Sierra Valley Marsh, roadside along Dyson Lane, 1 km W of metal bridge 1524 Comment
  CAS-BOT-BC147876  Purshia tridentata var. tridentata John Thomas Howell 1962-6-17 37692 Plumas Portola 1463 Comment
  RSA7874  Purshia tridentata var. tridentata H. A. Barker 1927-7-1 758 Plumas Blairsden 1372 Comment
  CHSC36324  Pycnanthemum californicum M. S. Taylor 1982-8-12 4979 Plumas Along Denton Creek between 516 and Hwy 70, ca. 1 mi e of Blairsden. 1432 Comment
  UC1594680  Pyrola asarifolia Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway, and Joan Reynolds 1992-7-1 5043 Plumas Grass Lake located just W of Lakes Basin Campground ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd 519) 1926 Comment
  CAS-BOT-BC462897  Pyrola asarifolia Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2236 Plumas Butterfly Botanical Area and Vininity: Fern Glen 1097 Comment
  CHSC63139  Pyrola asarifolia subsp. asarifolia Lowell Ahart 1994-6-17 7350 Plumas Meadow on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  JEPS87737  Pyrola asarifolia subsp. asarifolia Lowell Ahart 1994-6-17 7350 Plumas ca. 1 mi. e. Sly Creek Reservoir (e. side of Sly Creek, ca. 1 mi. n. of Schwartz Meadow); Sly Creek 1097 Comment
  CHSC28925  Pyrola picta L. Hanson 1979-7-23 55 Plumas On ridge south of Coldwater Creek near intersection of roads to Kellogg Lookout and to Mt. Ararat. Comment
  CHSC33879  Pyrola picta M. S. Taylor 1981-7-21 4090 Plumas Along small creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, ca. 3 air mi n of Spring Garden. 1371 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
  UC1584012  Pyrrocoma apargioides G. Schoolcraft 1990-6-4 2072 Plumas about 5 mi e Beckwourth (on s side of Hwy 70) 1490 Comment
  RSA101885  Quercus chrysolepis F. Morton Jones 1918-06 s.n. Plumas Mt. Hough. Comment
  UCD45885  Quercus durata var. durata John Thomas Howell 1959-9-21 34792 Plumas El. 2500 feet, Plumas County. 762 Comment
  CAS-BOT-BC94270  Quercus garryana var. semota Lowell Ahart 1981-7-18 2936 Plumas About 50 m W of the road, about 3 miles N of Belden on Caribou Road 1200 Comment
  CHSC21079  Quercus kelloggii F. T. Griggs; A. Pass 1975-7-2 47 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC21100  Quercus kelloggii F. T. Griggs; A. Pass 1975-7-3 76 Plumas N. of Grizzly Forebay. Buck's Lake Forest Service Survey. Comment
  CHSC75717  Quercus vacciniifolia Lowell Ahart; Vernon H. Oswald 1999-7-15 8095 Plumas About 100 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
  JEPS103361  Quercus vacciniifolia Lowell Ahart 2002-7-6 9837 Plumas 1 1/2 air mi NE of Four Trees (large meadow, W side of dirt road, on Rock Island Ridge, 3/4 mi SE of Soapstone Hill and the Oroville Quincy Highway) 1611 Comment
  UCR106823  Quercus vacciniifolia J. M. Tucker 1948-7-25 1749 Plumas c. 3/4 mi west of United Mining Co. mine on SW side of Carmel Peak 1555 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
  SD8190  Ranunculus aquatilis Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadfows Comment
  CAS-BOT-BC379186  Ranunculus aquatilis var. aquatilis Cathy Ozaki 1983-5-14 84 Plumas Marble Hot Springs Area, Sierra Valley Marsh 1250 Comment
  SJSU6779  Ranunculus aquatilis var. aquatilis N. A. Hopkins 1971-6-19 408 Plumas by roadside 7 mi S of Beckwourth, Sierra Valley 1524 Comment
  JEPS102530  Ranunculus cymbalaria var. saximontanus Lowell Ahart 2001-8-29 9239 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SEINET13711123  Ranunculus cymbalaria var. saximontanus Lowell William Ahart, Lowell William Ahart 2001-1 9239 Plumas Little Last Chance Creek, Strand of Frenchman Lake (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  UC118218  Ranunculus flammula Mrs. R. M. Austin 1881-1 Plumas Comment
  SD8191  Ranunculus flammula var. reptans Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadows Comment
  UCSB46164  Ranunculus hystriculus Reisentz, Paul 1979-5-12 Plumas Injun Jim Campground, 6.7 miles south of Beldon. Comment
  UCR133521  Ranunculus occidentalis Lyman Benson 1949-6-21 13733 Plumas Cascade Range, Almanor, 1 mile west of Lake Almanor Inn [W bank of Lake Almanor], Feather River Drainage 1402 Comment
  UCR63644  Ranunculus occidentalis B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0958 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  JEPS48493  Ranunculus orthorhynchus var. orthorhynchus John W. Duffield 1937-6-5 Plumas se Meadow Valley (in stream tributary to Rock Creek) 1280 Comment
  UC501386  Ranunculus repens David D. Keck Jul 3 1932-Jul 5 1932 1678 Plumas meadow near R.R. Station; Northern Sierra Nevada, Quincy 1065 Comment
  SEINET12091404  Ranunculus uncinatus I. Knight, Knight, W. 1983-1 4924 Plumas on road between Chester and Drakesbad Comment
  JEPS101236  Rhamnus alnifolia Dean W. Taylor 2000-7-31 17541 Plumas Little Antelope Creek, southeastern end of Antelope Lake (Feather River watershed); along Forest Road 278N41 0.2 miles S from junction of Road 172 (paved) Comment
  JEPS48674  Rhamnus purshiana Esther C. Fritz 1933-7-25 Plumas Meadow Valley 1158 Comment
  RSA79258  Rhamnus rubra subsp. obtusissima E. K. Balls, Percy C. Everett 1952-10-9 18132 Plumas 2 miles E of S tip of Lake Almanor, Hwy 89 betw Greenville and Almanor. 1159 Comment
  CDA14743  Rhamnus rubra subsp. rubra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3288 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  CDA17244  Rhododendron neoglandulosum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16271 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CDA11929  Rhododendron occidentale G. F. Hrusa, J. Dinsdale 1989-6-27 7223 Plumas Sierra Nevada; Tributary entering Bucks Lake at N end. Comment
  CDA28744  Rhododendron occidentale B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of town of Cascade on Plumas/Butte Co. boundary. 1292 Comment
  UCD117914  Rhododendron occidentale Jon Balderston 1980-5-19 5 Plumas North fork of Feather River between Highway 70 and Caribou at mouth of Mosquito Creek. 746 Comment
  RSA565012  Rhynchospora alba D. W. Taylor, Glenn L. Clifton 1990-8-10 11431 Plumas Lassen Nat l Park, Little Willow Lake. 1875 Comment
  CHSC66695  Rhynchospora capitellata Vernon H. Oswald; Linnea Hanson 1996-7-30 8099 Plumas Butterfly Valley Botanic Area NW of Quincy on Forest Rd. 25N47 ca. 0.3 mi S of its junction with Road 417. 1188 Comment
  CAS-BOT-BC108712  Ribes cereum Clare B. Hardham 1975-8-2 20454 Plumas Sierra Nevada. Black Mountain. 2133 Comment
  CAS-BOT-BC108714  Ribes cereum Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake. Comment
  CAS-BOT-BC173032  Ribes cereum var. cereum Anna Head 1921-6-25 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC91815  Ribes cereum var. cereum G. D. Barbe; T. C. Fuller 1982-6-16 3795 Plumas Northern California. Plumas National Forest. Meadow below Mud Lake, 3/4 mi NE of Eisenheimer Peak. [Lat./long. on label is '40 10 N; 120 43 W']. 2097 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
  UC580681  Ribes nevadense F. W. Embree 1934-6-6 85 Plumas 1 1/2 mi nw Bucks Mountain; Bidwell Bar Quadrangle Comment
  RSA0023140  Ribes nevadense E. K. Balls, Lee W. Lenz 1955-5-14 20704 Plumas 1 mi. NE along Highway 89 toward Lake Almanor, from junct. with US Highway 40 alt. 671 Comment
  CDA14590  Ribes roezlii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3073 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC76135  Ribes roezlii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3073 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy road. 1889 Comment
  UCD102464  Ribes roezlii K. L. Olsen 1949-7-31 23 Plumas Feather River Canyon, 2 miles north of Howells, on road to Caribou. Comment
  CAS-BOT-BC186216  Ribes roezlii var. roezlii Lyman Benson 1932-7-29 3992 Plumas Buck Lake, Sierra Nevada Mt. Range, Feather River 2133 Comment
  CAS-BOT-BC186228  Ribes roezlii var. roezlii Anna Head 1921-8-31 s.n. Plumas Near Gold Lake, Feather River Region Comment
  UC725661  Ribes velutinum A. A. Heller 1942-5-8 16469 Plumas Vinton cemetery 1524 Comment
  CAS-BOT-BC168781  Ribes viscosissimum Mary Strong Clemens 1920-6-23 s.n. Plumas Crystal Lake Comment
  JEPS102426  Ribes viscosissimum var. hallii Lowell Ahart 2001-6-4 8753 Plumas About 1/8 mile north of the Feather Fork Mine, about 2 miles NE of Little Grass Valley Reservoir, about 6 miles (air) NE of La Porte. 1615 Comment
  CAS-BOT-BC363056  Rigiopappus leptocladus L. P. Janeway 1992-7-17 4265 Plumas Plumas National Forest, Beckwourth Ranger District. Cogswell Ravine; ca 1.1 mi north of Mount Jackson, 1.7 mi east-northeast of Cromberg Spring, 2 mi northeast of Middle Fork Feather River 1731 Comment
  CAS-BOT-BC363066  Rigiopappus leptocladus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 1988 Plumas Butterfly Botanical Area and Vicinity. Valley proper, near barn 1036 Comment
  SEINET10904291  Rorippa Mary Susan Taylor 1982-9-7 Taylor 5099 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-BC74633  Rorippa curvisiliqua Anna Head 1920-8-3 s.n. Plumas Feather River Region. Lake Center Camp. 1920 Comment
  JEPS53822  Rorippa curvisiliqua W. L. Jepson 1939-8-12 19403 Plumas branch Last Chance Creek (Ferris Creek); , branch of Last Chance Creek 1767 Comment
  RSA718508  Rorippa curvisiliqua L. Ahart 2006-10-23 13476 Plumas On the south side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mi. northeast of Scales Road., About 5.5 miles (air) NE of Strawberry Valley. 1282 Comment
  CAS-BOT-BC74637  Rorippa curvisiliqua David D. Keck 1932-7-3 1676 Plumas Northern Sierra Nevada. At bridge over Spanish Creek. 1065 Comment
  CHSC100364  Rorippa curvisiliqua var. orientalis Lowell Ahart 2008-9-10 15393 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte. 1537 Comment
  CHSC95017  Rorippa curvisiliqua var. orientalis Lowell Ahart 2006-10-23 13476 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  JEPS121739  Rorippa nasturtium-aquaticum B. Castro and L. P. Janeway 2008-6-7 1737 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. In channel of Thompson Creek, near small rock dam. Comment
  CDA13972  Rosa gymnocarpa G. F. Hrusa 1996-8-2 13436 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Comment
  CHSC82363  Rosa gymnocarpa Lowell Ahart 2002-7-6 9854 Plumas On the northwest side of Axford Creek, about 300 yards northeast of the gravel road, about 1 1/4 mile (air) east of the Robinson Mine, about 2 miles (air) southwest of Grizzly Mountain, about 4 miles (air) southwest of Haskins Valley and Bucks Lake. 1648 Comment
  RSA246594  Rosa gymnocarpa Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42334 Plumas Butterfly Valley Botanic Area. Partly in Plumas National Forest, near Pond Reservoir. 1159 Comment
  RSA499264  Rosa gymnocarpa Dorothy Davis 1923-08 s.n. Plumas Mohawk 1524 Comment
  CDA13964  Rosa pisocarpa G. F. Hrusa, T. D. Wilfred 1996-8-2 13426 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Tributary of Squirrel Creek. Comment
  CAS-BOT-BC149732  Rosa woodsii subsp. ultramontana John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2372 Plumas Canyon of Butterfly Creek. Between Spanish Creek and Butterfly Valley Comment
  CAS-BOT-BC148050  Rubus leucodermis Walter Knight; John Thomas Howell; Irja Knight 1966-7-27 1547 Plumas Along roadside near mouth of Butterfly Creek - butterfly Botanical Area and Vicinity 883 Comment
  CHSC101912  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
  CHSC117549  Rubus parviflorus Lowell Ahart 2016-7-9 21100 Plumas South side of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  UC1128624  Rubus parviflorus F. W. Embree 1934-6-6 69 Plumas s slope Bucks Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  CAS-BOT-BC147367  Rubus pensilvanicus John Thomas Howell 1976-7-15 51875 Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  CAS-BOT-BC156921  Rubus ursinus John Thomas Howell 1967-6-23 42679 Plumas Canyon of Butterfly Creek 1036 Comment
  JEPS118397  Rudbeckia occidentalis var. occidentalis Lowell Ahart 2011-9-17 17665 Plumas On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  CAS-BOT-BC422163  Rumex californicus D. E. Breedlove 1962-6-12 3443 Plumas On northern bank of Indian Creek along State Hwy. 89, 6.9 miles south of Greenville 1066 Comment
  JEPS102648  Rumex maritimus Lowell Ahart 2001-8-28 9216 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  CAS-BOT-BC433734  Rumex occidentalis John Thomas Howell 1960-7-19 35623 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC434313  Rumex triangulivalvis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54398 Plumas Haskins Valley just south of Bucks Lake. 1572 Comment
  SEINET10479813  Rumex triangulivalvis var. oreolapathum Lowell Ahart 1985-7-11 Ahart 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. Comment
  RSA59886  Sagina saginoides E. K. Balls 1950-9-14 15813 Plumas 6 miles northwest of Chester, North Fork Feather River. Comment
  SEINET10965518  Sagina saginoides Mary Susan Taylor 1981-7-13 Taylor 4002 Plumas T24N R15E ne/sw sec 1, Frenchman Lake quad; along Lookout Creek, ca. 2 mi W of its jct with 28N11, ca. 3 air mi NW of N tip of the Lake, ca. 15 air mi N of Chicoot. 6200 ft elev. 1890 Comment
  CHSC44256  Sagittaria cuneata Vernon Oswald 1988-7-19 3599 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the boggy east end of the lake. 1676 Comment
  UC142444  Sagittaria latifolia Mrs. R. M. Austin Aug, 1878 296 Plumas Big Meadows Comment
  SEINET10538806  Salix drummondiana Mary Susan Taylor 1982-5-15 Taylor 4452 Plumas T21N R12E ne/sw sec 32. Sierra City NW quad. Along Gray Eagle Lodge Rd, just sw of its jct with Hwy 519, ca. 7 mi s of Mohawk. 5700 ft. 1737 Comment
  CAS-BOT-BC103633  Salix eastwoodiae Anna Head 1920-6-1 s.n. Plumas Feather River region Comment
  CHSC74122  Salix eastwoodiae J. Jurewicz 1992-9-22 Plumas Ca 5 air mi S of Bucks Lake, ca 0.2 mi E of USFS Rd 23N15 at 'Green's Flat' site. 1712 Comment
  UC440202  Salix eastwoodiae Mrs. C. M. Wilder 1912-7-10 9334 Plumas s side of main lake Bear Lakes 1981 Comment
  UC846411  Salix eastwoodiae Joseph Andorfer Ewan 1934-7-16 8503 Plumas Mt. Elwell trail above Bear Lakes 1981 Comment
  CAS-BOT-BC103882  Salix exigua Greg Sommers 1976-6-12 119 G Plumas Along Dyson (Marble) Lane. [Sirra] Sierra Valley. 1487 Comment
  CAS-BOT-BC103889  Salix exigua Lewis S. Rose 1968-6-10 68090 Plumas Quincy 1036 Comment
  UC1552733  Salix exigua var. hindsiana Frederica Bowcutt 1985-6-6 570 Plumas ca. 15 air mi ne of Quincy (ca. 3 air mi sw of Babcock Peak, along Last Chance Creek); Plumas Nat'l Forest Comment
  CAS-BOT-BC107968  Salix geyeriana John Thomas Howell 1955-7-20 30840 Plumas Mohawk 1371 Comment
  POM209538  Salix geyeriana Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather River about 5 miles SW of Prattville Comment
  CAS-BOT-BC125308  Salix lasiandra var. lasiandra Elmer I. Applegate 1929-6-21 5784 Plumas Between Kelly's Camp and Drakesbad Comment
  CAS-BOT-BC125320  Salix lasiandra var. lasiandra M. S. Taylor 1982-5-16 4454 Plumas Along creek ca. 1/8 mi e of Hwy 89, ca. 1/4 mi n of Graeagle, in Mohawk Valley 1310 Comment
  CHSC112117  Salix lasiandra var. lasiandra L. P. Janeway 2014-7-15 11555 Plumas Northern High Sierra Nevada. Plumas National Forest. Happy Valley, about 6.4 air-km northeast of Crombeerg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  JEPS14869  Salix lasiandra var. lasiandra John Warren Duffield 1937-5-30 Plumas near rd. into U.C. Forestry Camp (gravel pit n. of Meadow Valley Creek) 1158 Comment
  CAS-BOT-BC107161  Salix lasiolepis var. bigelovii John Thomas Howell; H. Keith Wagnon 1980-5-28 53690 Plumas Indian Falls, near Indian Creek - Sierra Nevada 975 Comment
  CAS-BOT-BC128427  Salix lasiolepis var. lasiolepis Lloyd W. Swift 1931-5-16 65995 Plumas Near Boulder Creek Sta. 1676 Comment
  CHSC67384  Salix lemmonii James D. Jokerst 1985-6-10 2404 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  RSA201311  Salix lemmonii J. T. Howell 1960-7-20 35725 Plumas Drakesbad. 1677 Comment
  UC846673  Salix lemmonii Alice Eastwood 1918-5-25 7005 Plumas Portola Comment
  SBBG29053  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 393 Plumas N fork of Feather River at Chester, flood plain at hwy bridge 1350 Comment
  SD982  Salix ligulifolia Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas North Fork of Feather River, at Chester, flood plain at highway bridge 1349 Comment
  UC481906  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
  UC482033  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 394 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  UCSB15994  Salix ligulifolia Breedlove, Dennis 1962-6-12 Plumas Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CAS-BOT-BC128237  Salix lucida Alice Eastwood 1918-5-25 6973 Plumas Portola Comment
  CDA18490  Salix lucida subsp. caudata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3365 Plumas Sierra Nevada; 0.3 mile southwest of Bucks Summit, SE of the road. 1645 Comment
  CHSC97163  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14035 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  CHSC115799  Salix orestera Lowell Ahart; John Deurloo 2015-8-25 20532 Plumas On the bottom of the Bean Hill Mine, hydraulic mine in serpentine, 2.8 miles (air) east-northeast of Silver Lake, 3.3 miles (air)south Twain, 7.8 miles (air) west-northwest of Quincy. 1367 Comment
  CAS-BOT-BC129090  Salix scouleriana Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake region Comment
  CAS-BOT-BC129098  Salix scouleriana John Thomas Howell 1959-9-26 35048 Plumas Near Keddie - Sierra Nevada 1005 Comment
  JEPS14874  Salix scouleriana John Warren Duffield 1937-7-25 Plumas near Schneider Creek Section 26 1280 Comment
  UCD99307  Salsola soda E. K. Balls 1950-9-15 15864 Plumas south tip of Lake Almanor; near P.G.E. dam, Hwy 89. 1371 Comment
  CHSC34263  Salsola tragus M. S. Taylor 1981-8-31 4260 Plumas Small creek under RR tracks, off Spur Rd, 0.5 mi s of Hwy 70, near Maple, ca. 3 mi w of Portola. 1463 Comment
  CAS-BOT-BC235027  Sambucus Alice Eastwood 1927-6-17 14674 Plumas United States Forest Reserve, Long Valley Comment
  UC1119907  Sambucus mexicana D. Axelrod 1934-6-2 47 Plumas 3/4 mi ne La Parte; Plumas National Forest, Downieville Quadrangle 1615 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-BC238847  Sambucus nigra subsp. caerulea John Thomas Howell 1951-6-28 27678 Plumas Jamison Creek 1584 Comment
  CAS-BOT-BC235197  Sambucus racemosa var. racemosa Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CDA17223  Sanguisorba annua G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16326 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  RSA641469  Sanguisorba annua Michael A. Vincent 1999-6-8 8570 Plumas Plumas Nat'l Forest, Milford Ranger Dist. Squaw Valley; around jct of FS Route 70 and FS 01. Comment
  CDA18748  Sanicula graveolens G. D. Barbe, T. C Fuller 1982-7-16 3769 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
  CHSC97160  Sanicula tuberosa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13992 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS25809  Sanicula tuberosa John W. Duffield 1937-5-27 Plumas Meadow Valley, Grubstake Flats, southwestern Plumas County Meadow Valley; , Grubstake Flats Comment
  JEPS25811  Sanicula tuberosa John W. Duffield 1937-5-23 Plumas near Bear Creek Ranger Station (southwestern Plumas County) Comment
  JEPS28623  Sanicula tuberosa George W. Gillett 1957-7-18 810 Plumas Lassen Volcanic National Park, ne side of Boiling Springs Lake Boiling Springs Lake Boiling Springs Lake Boiling Springs La; Lassen Volcanic National Park, Boiling Springs Lake 1813 Comment
  CHSC95004  Saponaria officinalis Lowell Ahart 2006-10-23 13479 Plumas On large gravel, on the southeast side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CHSC95047  Saponaria officinalis L. P. Janeway 2006-7-11 8812 Plumas Northern High Sierra Nevada. North edge of North Fork Feather River, 0.5 km northeast of Injun Jim Campground site. 610 Comment
  RSA471122  Sarcodes sanguinea Christopher Davidson 1974-7-27 2490 Plumas Plumas Nat. Forest, east of Janesville on rd to Antelope valley. 2134 Comment
  UC176662  Saxifraga aprica H. M. Hall 1912-7-12 9332 Plumas Long Lake; Sierra Nevada Mountains, Long Lake 2042 Comment
  SEINET10483036  Saxifraga aprica Mary Susan Taylor 1981-5-8 Taylor 3652 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
  CAS-BOT-BC111267  Schoenoplectus acutus var. occidentalis Walter Knight; Irja Knight 1966-6-18 1389 Plumas Butterfly Valley, in sort mud or shallow water of pond reservoir. 1097 Comment
  UCD49974  Schoenoplectus subterminalis L. Ahart 1980-9-17 2655 Plumas Normal size plant, growing in shallow water along the north-east side of the lake, about 1/2 mile west of Fowler Peak, about 8 miles north of La Portem Plumas County, California. 1767 Comment
  CAS-BOT-BC35589  Scirpus congdonii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1393 Plumas Butterfly Botanical Area, Pond Reservoir 1097 Comment
  CHSC65855  Scirpus microcarpus L. P. Janeway 1995-9-18 4930 Plumas 0.8 mi southeast of the southern tip of Crocker Mountain; at spring along Road 24N06 about halfway between Crocker Meadow and Big Grizzly Creek. 1865 Comment
  CHSC91936  Scirpus microcarpus Lowell Ahart; Josephine Guardino 2005-8-10 12312 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  JEPS64016  Scirpus microcarpus W. L. Jepson 1924-7-25 10639 Plumas Meadow Valley 1158 Comment
  SEINET10504140  Scirpus microcarpus Douglas G. LeDoux, David B. Dunn; Katherine L. Morris 1973-6-5 LeDoux 1071 Plumas On s side of greenville on n facing slope. Douglas-fir forest on small side Road Comment
  CAS-BOT-BC238463  Scrophularia John Thomas Howell 1977-8-11 52684 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  JEPS63303  Scutellaria antirrhinoides Hilda W. Grinnell 1934-6-1 Plumas 7 mi sw of Westwood (near Lake Almanore) Comment
  SD6637  Scutellaria galericulata R. M. Austin Jul 1882 Plumas Prattville Comment
  CAS-BOT-BC214247  Scutellaria nana Michael A. Vincent 1999-6-8 8557 Plumas Along FS 26N16 between FS 26N17 and Doyle's Crossing Bridge, Plumas National Forest, Milford Range District 1402 Comment
  SD6635  Scutellaria tuberosa Mrs. R. M. Austin 1875-1 Plumas Butterfly Valley Comment
  CHSC118119  Sedum albomarginatum P. F. Zika 2012-5-15 25865 Plumas Serpentine Canyon, above Route 70, 1.5 air miles S ... Field redacted by CHSC, contact the data manager for more information 830 Comment
  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
  CAS-BOT-BC63845  Sedum spathulifolium M. S. Taylor 1982-7-23 4716 Plumas Both sides of 23N10- Peoria Ck. Rd., 0.3 mi W of Peoria Ck, 3 mi SW of Sloat. 1402 Comment
  JEPS26944  Sedum spathulifolium P. C. Hutchison 1961-6-9 2133 Plumas on road to Bucks Lake 4.5 mi w Quincy (steep shady cliff); w of Quincy Comment
  CAS-BOT-BC62194  Selaginella wallacei John Thomas Howell; Gordon H. True 1967-5-9 42215 Plumas Lewisia Rock, 3.5 miles southwest of Beldon, Feather River Canyon 609 Comment
  SEINET6340525  Selaginella watsonii H. N. Mozingo 1977-6-14 77 -37 Plumas 1.2 mile inside Plumas Co. border along Rt. 70. Comment
  SEINET10472840  Senecio Mary Susan Taylor 1981-7-21 Taylor 4079 Plumas T24N R11E east center sec 19, Spring Garden quad. NE corner of jct of 25N42 and 401, above Squirrel Creek, ca. 3 air mi N of Spring Garden; Yellow Pine Forest dry woods; 4500 ft elev. 1372 Comment
  CAS-BOT-BC363367  Senecio aronicoides L. S. Rose 1931-4-13 s.n. Plumas Woodleaf Comment
  CAS-BOT-BC363924  Senecio integerrimus var. exaltatus G. Sommers 1976-7-20 188 Plumas Sierra Valley south of Marble Lane 1487 Comment
  CDA18477  Senecio integerrimus var. exaltatus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3247 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  CDA8654  Senecio integerrimus var. major G. D. Barbe 1982-6-9 3670 Plumas Plumas National Forest, south slope of Thompson Peak summit, along road to lookout. Comment
  JEPS94641  Senecio streptanthifolius Vernon H. Oswald and Lowell Ahart 1998-8-11 9491 Plumas on Quincy-La Porte Rd. (County Rd. 511) nw Pilot Peak (slope on s side of Valley); Onion Valley 1920 Comment
  CAS-BOT-BC364394  Senecio triangularis John Thomas Howell 1960-7-18 35531 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC364399  Senecio triangularis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1487 Plumas Butterfly Botanical Area and Vicinity. At Fern Glen 1097 Comment
  CAS-BOT-BC364392  Senecio triangularis Anna Head 1920-7-30 s.n. Plumas Lake Center Camp, Poplar Meadows, Feather River Region 1920 Comment
  CHSC21727  Sidalcea glaucescens F. T. Griggs; A. Pass 1975-8-5 304 Plumas Buck's Lake Forest Service Survey. Comment
  SD211630  Sidalcea glaucescens Barbara Ertter 1989-7-4 8680 Plumas 2.2 miles West of junction with Highway 89 and Highway 36 Southwest of Chester 1463 Comment
  SEINET2442081  Sidalcea glaucescens Barbara Ertter 1989-7-4 8680 Plumas 2.2 mi W of jct with Hwy 89 & Hwy 36 SW of Chester.; 0 1463 Comment
  SEINET11991592  Sidalcea malviflora subsp. asprella L. Ahart, Ahart, P. 1983-1 4341 Plumas near Onion Valley, W of Pilot Peak, near Quincy-LaPorte Rd, NE of La Porte 2000 Comment
  JEPS113419  Sidalcea oregana subsp. spicata Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14461 Plumas About 30 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  JEPS115220  Sidalcea oregana subsp. spicata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16134 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CAS-BOT-BC386990  Silene douglasii John Thomas Howell 1951-6-28 27711 Plumas Eureka Peak 2255 Comment
  CHSC21352  Silene douglasii F. T. Griggs; A. Pass 1975-8-7 319 Plumas Mt. Pleasant. Buck's Lake. Comment
  JEPS51035  Silene douglasii W. L. Jepson 1939-7-31 10310 Plumas Spanish Peak Summit 2147 Comment
  SEINET10899195  Silene douglasii Mary Susan Taylor 1982-7-21 Taylor 4894 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
  UC640584  Silene douglasii H. L. Mason 1924-6-20 1088 Plumas above Graeagle Lodge; above Graeagle Lodge Comment
  CAS-BOT-BC181347  Silene latifolia Walter Knight; Irja Knight 1967-9-16 2243 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area and Vicinity 883 Comment
  CAS-BOT-BC389372  Silene lemmonii Lowell Ahart 1968-6-29 s.n. Plumas 6 miles northeast of La Porte 1371 Comment
  CDA14721  Silene lemmonii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3243 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CAS-BOT-BC389374  Silene lemmonii L. P. Janeway 1990-6-19 3722 Plumas Plumas National Forest, Beckwourth Ranger District, Rattlesnake Compartment. West of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley 1402 Comment
  CAS-BOT-BC389379  Silene lemmonii John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2434 Plumas Butterfly Botanical Area and Vicinity. In vicinity of mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC389393  Silene lemmonii D. E. Breedlove 1962-6-12 3449 Plumas In upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg 1341 Comment
  SEINET10537589  Silene lemmonii Mary Susan Taylor 1982-6-17 Taylor 4692 Plumas T23N R11E sw/nw sec 17. Blue Nose Mt quad. Both sides of 23N44Y, 1.3 mi w of its jct with Bell Bar Cr Rd (23N50Y), ca. 2 air mi sw of Sloat. Elev 4900 ft. 1493 Comment
  SJSU14273  Silene nuda N. A. Hopkins 1989-7-2 1554 Plumas by Marble Hot Springs Rd, Sierra Valley 1524 Comment
  CAS-BOT-BC389561  Silene nuda Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  SEINET10537592  Silene nuda subsp. insectivora Mary Susan Taylor 1981-7-11 Taylor 4068 Plumas T27N R7E ne/ne sec 10, Almanor SW quad. SW side of Lake Almanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi NW of Prattville, ca. 3/4 mi E of Hwy 89; 4500 ft elev. 1372 Comment
  JEPS105977  Smilacina racemosa Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11000 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  SEINET10472583  Smilacina stellata Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3862 Plumas T24N R13E se sec 8. Grizzly Valley quad. In wet meadow along creek, ca. 1/4 mi S of jct of 24N08 and 25N93, ca. 1 air mi NW of Bagley Pass, ca. 0.5 mi S of Red Clover Valley; elevation ca. 5700 ft. 1737 Comment
  UCD133889  Solidago elongata G. F. Hrusa 1992-10-8 10504 Plumas Smith Lake approximately 2m. From Snake Lake near Quincy. Comment
  SEINET11382905 Image available Solidago elongata Unknown 1934-1 8175 Plumas along Middle Fork Feather River, Deuteus (?), Mohawk Valley Comment
  SDSU526  Solidago velutina subsp. californica D. F. Howe 1960-9-20 2984 Plumas North fork of Feather River, 41 miles from Oroville. 610 Comment
  CAS-BOT-BC157312  Sorbus californica Mary Strong Clemens 1920-1-1 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC157314  Sorbus californica Anna Head 1921-7-11 s.n. Plumas Long Lake trail, Feather River Region 2011 Comment
  CHSC92145  Sorbus scopulina L. P. Janeway 2005-9-4 8533 Plumas Northern High Sierra Nevada. Between Road 24N13 and a northeastern tributary to upper Lockerman Creek; about 1.3 km south of Logue Meadows. 1329 Comment
  RSA239248  Sparganium angustifolium subsp. emersum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42318 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  RSA52907  Sparganium angustifolium subsp. emersum R. Weatherby 1950-7-28 1500 Plumas Water at edge of Smith Lake, near Quincy. 1250 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
  JEPS107726  Sparganium emersum subsp. emersum Lowell Ahart, John Dittes 2005-9-20 12430 Plumas In Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  CHSC95023  Spergularia rubra Lowell Ahart 2006-10-23 13480 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 40 yards south of where the road ends, about 10 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  SEINET11933015  Spergularia rubra W. Knight, Knight, I. 1983-1 4920 Plumas near confluence of North Fork of Feather Ri., and Warner Creek, between Drakesbad and Chester 1494 Comment
  CHSC10758  Spiraea densiflora Lowell Ahart 1968-6-29 Plumas Five miles N.E. of La Porte. 762 Comment
  CHSC21356  Spiraea densiflora F. T. Griggs; A. Pass 1975-7-7 87 Plumas Gold and Silver Lake. Comment
  RSA605317  Spiraea densiflora Louis C. Wheeler 1952-9-24 6960 Plumas Plumas 5: Vicinity of Crescent Mills. Comment
  CAS-BOT-BC149651  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-15 8848 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CAS-BOT-BC149661  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-9 8786 Plumas Prattville Comment
  JEPS88391  Spiraea douglasii Vernon H. Oswald and Lowell Ahart 1996-7-15 8025 Plumas e side of arm of Lake Almanor extending n from the Highway 36 causeway, s of tthe point where road to Last Chance Campground (28N11) begins to parallel lake Lake Almanor; High Cascade Range, Lake Almanor 1371 Comment
  SDSU9262  Spiraea douglasii D. F. Howe 1960-9-21 2991 Plumas 6.0 miles N of Greenville on #89. 1219 Comment
  CAS-BOT-BC152537  Spiraea splendens Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC535256  Spirodela polyrhiza Robert J. Weatherby 1950-7-28 1485 Plumas Bridge over Indian Creek, road to Taylorville 1066 Comment
  CHSC52075  Stachys ajugoides var. rigida L. P. Janeway 1990-7-6 3778 Plumas Plumas National Forest. About 200 ft east of Paradise Creek about 3/4 mi south of Little Grizzly Creek. 1889 Comment
  JEPS62976  Stachys ajugoides var. rigida W. L. Jepson 1924-7-22 10621 Plumas near Rich Point (Dogwood Creek); Middle Fork Feather River 1127 Comment
  SJSU13918  Stachys pilosa N. A. Hopkins 1985-8-27 1314 Plumas SE side of Grass L 1786 Comment
  SEINET10499274  Stachys rigida Mary Susan Taylor 1981-8-19 Taylor 4216 Plumas T23N R11E se 1/4 se 1/4 sec 17. Blue Nose Mt. quad. Jct Bell Creek and road 23N10, ca. 1.5 mi W of Sloat. Comment
  SEINET9322891  Stachys rigida Unknown Plumas Gray Eagle Creek Comment
  CHSC103123  Stellaria crispa 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
  CDA13389  Stellaria longipes G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13238 Plumas Sierra Nevada; Bull Run Creek off USFS 23N12E. Comment
  RSA291301  Stellaria longipes J. T. Howell 1960-7-18 35516 Plumas Drakesbad. 1677 Comment
  UCD99322  Stellaria longipes subsp. longipes John Thomas Howell 1960-7-18 35516 Plumas Drakesbad. 1676 Comment
  CAS-BOT-BC397722  Stellaria nitens Alice Eastwood 1954-5-1 s.n. Plumas Portola Comment
  CAS-BOT-BC397724  Stellaria nitens Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1838 Plumas W slope of Butterfly Valley near old barn 1036 Comment
  CAS-BOT-BC397729  Stellaria nitens Mrs. Jos Clemens 1920-4-27 s.n. Plumas Greenville Comment
  SEINET9330227  Stenotus acaulis Unknown 1982-6-17 3812 Plumas Plumas National Forest Comment
  CAS-BOT-BC375614  Stephanomeria lactucina Anna Head 1921-8-16 s.n. Plumas Lake Center Camp, Feather River Region Comment
  POM193913  Stephanomeria lactucina J. T. Howell 1924-8-11 632 Plumas 2 miles E of Chester on road to Westwood. 1311 Comment
  CAS-BOT-BC61294  Streptanthus cordatus var. cordatus L. P. Janeway 1993-7-28 4481 Plumas Plumas National Forest. Greenville Ranger District. Ward Compartment. Near bottom of a western branch of Ward Creek. 1264 Comment
  CHSC67647  Streptanthus polygaloides James D. Jokerst 1985-6-10 2398 Plumas Indian Creek Small Hydro Survey. Upper end of pipeline W of where it leaves Hwy. 70. 1066 Comment
  CAS-BOT-BC87799  Streptanthus tortuosus M. S. Taylor 1982-7-12 4821 Plumas On north side of Road 507 3.7 miles southwest of Johnsville, 1.7 mile west of Jamison Creek Campground. 1828 Comment
  JEPS87753  Streptanthus tortuosus var. tortuosus Lowell Ahart 1994-6-15 7331 Plumas about 1 (air) mi w; Little Grass Valley Reservoir (n side of intersection between Lumpkin Ridge Rd and road to Tamarack Flat) 1767 Comment
  UC336543  Streptopus amplexifolius var. americanus unknown Plumas Comment
  SEINET10449415  Styrax officinalis subsp. redivivus Mary Susan Taylor 1982-5-23 Taylor 4511 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  JEPS46355  Swertia albicaulis var. nitida Mrs. Esther C. Fritz c. 1933 Plumas near Meadow Valley; Schneider Meadow 1188 Comment
  CAS-BOT-BC271692  Symphoricarpos albus var. laevigatus A. A. Heller 1913-6-13 10858 Plumas Near Quincy 1066 Comment
  CAS-BOT-BC271694  Symphoricarpos albus var. laevigatus John Thomas Howell; Gordon H. True 1969-6-23 45839 Plumas 4.7 miles north of Nelson Point on road to Quincy 1188 Comment
  CAS-BOT-BC271699  Symphoricarpos albus var. laevigatus John Thomas Howell 1959-9-24 34895 Plumas Greenville 1097 Comment
  RSA59266  Symphoricarpos albus var. laevigatus E. K. Balls 1950-8-31 15559 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  CAS-BOT-BC237007  Symphoricarpos mollis John Thomas Howell 1961-6-21 36613 Plumas Greenville, Sierra Nevada 1097 Comment
  JEPS107716  Symphoricarpos rotundifolius var. rotundifolius Lowell Ahart, John Dittes 2005-9-19 12385 Plumas On dry dark rocky soil, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope lake 2080 Comment
  CHSC74062  Symphyotrichum ascendens B. Castro; L. Gehrung 1996-8-8 709 Plumas Ca 3 air mi S of Bucks Lake, 100 ft E of USFS Rd 23N18, ca 0.5 mi S of the serpentine outcrop at jcn of Rds 23N18, 15, and 69. 1767 Comment
  JEPS100477  Symphyotrichum bracteolatum Dean W. Taylor 2000-8-8 17562 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  UC517562  Symphyotrichum bracteolatum J. Thomas Howell 1926-7-27 2143 Plumas near Prattville 1463 Comment
  JEPS40761  Symphyotrichum spathulatum W. L. Jepson 1939-8-12 19393 Plumas Ferris Creek, branch of Last Chance Creek Last Chance Creek, Ferris Creek 1767 Comment
  JEPS16775  Symphyotrichum spathulatum Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4347 Plumas about 2 mi e, along road from Greenville to Indian Agency Greenville; Indian Valley 1005 Comment
  JEPS40758  Symphyotrichum spathulatum W. L. Jepson 1929-7-29 19282 Plumas between Fales Hill and Chaparral Hill Spanish Creek (headwaters) 1584 Comment