Search Results — 2000 specimen records retrieved (1468 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/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC34261  Abies magnifica M. S. Taylor 1981-9-10 4273 Plumas Bullfrog Ravine, ca. 3 miles w of Indian Falls. 1737 Comment
  UCD67364  Acer macrophyllum Leslie Goldberg 1992-5-16 1 Plumas Caribou, Caribou Road, along north fork Feather River, found in full sun, damp soil, and flat land in riparian woods and thickets. Growing in loam with Douglas fir, Quercus chrysolepis, and other maples. Common 5 m tall tree with green scarious-leafy winged fruit. 853 Comment
  CHSC9721  Achillea millefolium Nancy Mosman 1971-7-11 88 Plumas In meadow on the w side of Feather River ca. 0.6 mi s of Belden turnoff and Hwy 70. 1025 Comment
  RSA716801  Achillea millefolium L. Ahart, John Dittes 2005-9-20 12436 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2042 Comment
  CAS-BOT-BC210694  Achnatherum lemmonii John Thomas Howell 1967-6-23 42668 Plumas Canyon of Butterfly Creek 990 Comment
  CHSC99218  Achnatherum lemmonii John Dittes; Josephine Guardino 2005-9-22 1293 Plumas Northern High Sierra Nevada Range; ca. 1.1 air-miles N of Taylor Lake, 0.7 air-mile E of Rattlesnake Peak, 0.3 air-mile W of Eisenheimer Peak, just east of FS Route 27N57; north-facing talus just below ridgeline. 2180 Comment
  CHSC65871  Achnatherum nelsonii subsp. dorei L. P. Janeway 1995-10-11 4937 Plumas Lakes Basin. 0.3 mi north-northeast of Lake Basin Campground; on east side of Gold Lake Hwy opposite the entrance to the campground. 1923 Comment
  CHSC97109  Achnatherum nelsonii subsp. dorei Lowell Ahart; Josephine Guardino 2007-7-20 14341 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CDA18669  Achnatherum nevadense G. D. Barbe, T. C. Fuller 1982-6-15 3735 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CAS-BOT-BC216885  Achnatherum occidentale Clare B. Hardham 1970-8-8 17702 Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC102063  Achnatherum occidentale subsp. californicum Lowell Ahart; John Dittes 2009-7-15 16090 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CHSC32030  Achnatherum occidentale subsp. californicum L. Ahart 1978-7-29 1792 Plumas 0.5 mi below Bunker Hill Mine. 2000 Comment
  RSA201262  Achnatherum occidentale subsp. occidentale J. T. Howell 1960-7-17 35485 Plumas Drakesbad; Lassen Volcanic National Park. 1677 Comment
  RSA299148  Achnatherum occidentale subsp. occidentale J. T. Howell 1961-6-21 36700 Plumas Greenville 1098 Comment
  RSA484121  Achnatherum occidentale subsp. occidentale A. A. Beetle 1941-6-28 2898 Plumas west side of Lake Almanor 1829 Comment
  CAS-BOT-BC210928  Achnatherum occidentale subsp. pubescens John Thomas Howell 1962-6-19 37840 Plumas The Buttes, n. Sierra Valley 1493 Comment
  CHSC60167  Achnatherum occidentale subsp. pubescens L. P. Janeway 1992-6-8 4223 Plumas Plumas National Forest. About 0.3 mi south of Hwy 70/89 at Lee Summit. 1359 Comment
  UCD32652  Achnatherum occidentale subsp. pubescens Beecher Crampton 1954-7-5 2045 Plumas Plumas County, 1.5 miles north of Greenville, along highway 89. 1127 Comment
  CHSC112549  Achnatherum thurberianum B. Castro; L. P. Janeway 2007-6-24 1642 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, downstream of small rock dam, ca 150 ft below 'finger' of very open Ponderosa-Jeffrey pine forest. 1676 Comment
  CHSC20744  Acmispon americanus var. americanus K. R. Stern 1975-7-24 5882 Plumas SE shore of Lake Almanor. 1371 Comment
  CHSC28796  Acmispon argophyllus var. fremontii J. D. Jokerst; R. A. Schlising 1979-2-11 149 Plumas Hillside n of Hwy 70, 7.4 mi n of Butte-Plumas line. Comment
  UCR3558  Aconitum columbianum Wm. Horn Jr. 1963-7-21 630721- 02 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, UC Forestry Camp, 50 yards south of Faculty cabins 1189 Comment
  CAS-BOT-BC391477  Aconitum columbianum subsp. columbianum Lowell Ahart 1981-7-21 2949 Plumas Near Dixon Creek, north of Pilot Peak 1600 Comment
  CAS-BOT-BC412895  Aconogonon davisiae John Thomas Howell 1951-6-28 27692 Plumas Eureka Peak 2133 Comment
  UCD128575  Acroptilon repens E. Sawyer 1935-6-27 239 Plumas Sierra Valley. Comment
  CAS-BOT-BC391666  Actaea rubra Alice Eastwood 1927-6-11 14490 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CHSC43726  Actaea rubra Vernon Oswald 1986-7-2 2181 Plumas Pacific Crest Trail, ca. 0.3 mi e of Humboldt Summit. 1999 Comment
  UC586933  Adenocaulon bicolor Joseph Andorfer Ewan 1934-6-25 8210 Plumas above, along Gold Lake Road Dentens (Blairsden); Sierra Nevada Comment
  JEPS35107  Adiantum aleuticum W. L. Jepson 1924-7-22 10624 Plumas Middle fork of Feather River Rich Point 1127 Comment
Read comments
Sep 12 2008
  CHSC57415  Ageratina occidentalis L. P. Janeway 1984-9-1 1118 Plumas Sierra crest (between Round Lake and Snake Lake). 2286 Comment
  SD8935  Ageratina occidentalis R. M. Austin 1879-1 Plumas Big Meadows. Comment
  SD8936  Ageratina occidentalis unknown 1882-7-26 Plumas Hamilton Bridge, Big Meadows. Comment
  CAS-BOT-BC22914  Agoseris heterophylla John Thomas Howell 1963-6-4 39409 Plumas Marble Hot Springs, Sierra Valley Comment
  CAS-BOT-BC22923  Agoseris heterophylla John Thomas Howell 1962-6-17 37729 Plumas Portola 1463 Comment
  JEPS115799  Agoseris heterophylla Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15886 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  RSA726286  Agoseris heterophylla L. Ahart, John Dittes 2007-6-16 14099 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
  UC1125483  Agoseris heterophylla var. heterophylla E. Sawyer 1935-7-1 264 Plumas 2.5 mi wnw Crow; Sierraville Quad. 1676 Comment
  CAS-BOT-BC13317  Agoseris parviflora Elizabeth McClintock 1968-5-18 s.n. Plumas East of Frenchman Reservoir, north of Chilcoot 1706 Comment
  CAS-BOT-BC127597  Agropyron cristatum John Thomas Howell; H. Keith Wagnon 1980-5-28 53708 Plumas Sierra Nevada. North Fork Feather River Canyon 4 miles northeast of Pulga Bridge. Comment
  SEINET12851510  Agropyron elongatum W. Harnach, N. Harnach 2000-8-23 994 Plumas Sierra Valley, on Dyson Lane, 0.25 mile E of the intersection with County Road A-24. 1492 Comment
  CHSC116373  Agrostis Sara M. Taylor; Scott Batiuk 2012-9-12 72 Plumas Plumas National Forest. Slope Fen. Take Mile High Rd (off of Bucks Lake Rd) going north, pass Mill Creek Campground and get onto dirt Rd 24N33 to Mill Creek trailhead. Walk ~1.5 north and then east 3/4 mile to meadow. UTM zone 10, 4424057 N, 655718 E. 1987 Comment
  SEINET7295923 Image available Agrostis alba John Thomas Howell, Gordon True; Walter Knight; Irja Lnight 1967-1 2189 Plumas Mouth of Butterfly Creek 884 Comment
  CHSC74150  Agrostis capillaris B. Castro 1998-9-16 839 Plumas On E side of the Peninsula at Little Grass Valley Reservoir, at edge of parking lot at Pancake Beach and CG. 1551 Comment
  CAS-BOT-BC127086  Agrostis exarata John Thomas Howell 1960-7-19 35664 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  RSA718511  Agrostis exarata L. Ahart 2006-10-23 13492 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek., About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast of Strawberry Valley. 1282 Comment
  UCD52350  Agrostis exarata F. W. Embree 1934-6-11 95 Plumas 1 mile N.E. of Bucks Ranch. 1600 Comment
  CAS-BOT-BC138996  Agrostis pallens Anna Head 1921-7-18 s.n. Plumas Feather River Region. Meadow Lake, Center Camp. Comment
  SEINET3143489  Agrostis palustris E. K. Balls 1950-9-15 15843 Plumas North Fork Feather River, 6 mi NW of Chester 1402 Comment
  CAS-BOT-BC138705  Agrostis scabra Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1617 Plumas Butterfly Botanical Area and Vicinity. Along roadside at Fern Glen. 1097 Comment
  CAS-BOT-BC138715  Agrostis scabra Lowell Ahart 1980-10-6 2678 Plumas Sierra Nevada. About 1 mile south of La Porte. 1600 Comment
  UCD53385  Agrostis scabra Beecher Crampton 1964-8-25 7159 Plumas Lassen Volcanic National Park, Devil's Kitchen, Hot Springs Creek. 1859 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
  UCD53456  Agrostis stolonifera John Thomas Howell 1960-7-18 35521 Plumas Drakesbad. 1676 Comment
  CHSC44539  Agrostis thurberiana Lowell Ahart 1977-7-9 1455 Plumas Along the edges of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC138372  Aira caryophyllea var. caryophyllea John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2388 Plumas Sierra Nevada. Butterfly Valley. Comment
  CAS-BOT-BC267055  Alisma John Thomas Howell 1959-9-21 34815 Plumas Indian Creek 914 Comment
  CAS-BOT-BC131955  Allium W. Harnach; N. Harnach 1990-5-12 294 Plumas Sierra Valley. Wilson brothers ground, south of Marble lane, on Co. Rd. A-23 (the rock pile) 1514 Comment
  RSA367068  Allium bisceptrum var. bisceptrum Dorothy Davis 1923-08 s.n. Plumas Mt. Eureka 1524 Comment
  CAS-BOT-BC466466  Allium campanulatum C. R. Quick 1950-6-18 50 -12 Plumas Open Jeffrey pine-lodgepole pine flat, 1 mile W of Almanor Inn on south shore of Lake Almanor Comment
  CAS-BOT-BC466472  Allium campanulatum Rimo Bacigalupi 1927-7-7 1646 Plumas slopes Mt. Elwell above Long Lake 2133 Comment
  CAS-BOT-BC466605  Allium campanulatum H. C. Cantelow 1938-7-5 2284 Plumas Flatiron Ridge. Drakesbad 1828 Comment
  CAS-BOT-BC466615  Allium campanulatum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54224 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CDA33242  Allium campanulatum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3129 Plumas 3.25 miles west of Round Valley Reservoir Dam , 0.25 mile east of road to Canyon Dam. Comment
  CHSC10631  Allium parvum Lowell Ahart 1969-5-11 Plumas Near Beckwourth, Sierra Valley. 1219 Comment
  CHSC101771  Allium peninsulare var. peninsulare Lowell Ahart 2009-4-22 15596 Plumas On the west side of Guardians Trail, about 100 yards north of Pine Trail, Upper Bidwell Park, west of the intersection of Highway 32 and Ten Milie House Road, about 10 miles northeast of Chico. 381 Comment
Read comments
Oct 5 2019
  SEINET8191553  Allium platycaule W. Harnach, N. Harnach 1990-5-12 289 Plumas Sierra Valley, County Road A-23, S of Marble Lane, on Wilson brothers ground (Rock pile). 1515 Comment
  CDA19234  Allophyllum gilioides subsp. violaceum G. D. Barbe, T. C. Fuller 1982-6-17 3831 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC89298  Allophyllum integrifolium G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3190 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
  CAS-BOT-BC171350  Alnus incana subsp. tenuifolia John Thomas Howell 1959-9-22 34833 Plumas Wolf Creek 1371 Comment
  CAS-BOT-BC171351  Alnus incana subsp. tenuifolia John Thomas Howell 1955-7-20 30839 Plumas Mohawk. Sierra Nevada 1371 Comment
  CAS-BOT-BC171353  Alnus incana subsp. tenuifolia John Thomas Howell 1959-9-24 34936 Plumas Butterfly Creek near the mouth. Sierra Nevada 914 Comment
  LA204100  Alnus incana subsp. tenuifolia Joseph Andorfer Ewan; 1934-7-8 8596 Plumas Mohawk Valley, along Middle Fork Feather River at Dentens 1615 Comment
  RSA232721  Alnus incana subsp. tenuifolia Larry E. DeBuhr, Gary Wallace 1972-5-21 599 Plumas Plumas National Forest, Butterfly Valley about 1 mile southwest of Keddie, along forest road 25N12. Comment
  RSA59909  Alnus incana subsp. tenuifolia E. K. Balls 1950-9-14 15824 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  CAS-BOT-BC170692  Alnus rhombifolia Walter Knight; Irja Knight 1966-6-18 1330 Plumas Butterfly Valley. Regional Parks Botanic Garden 1097 Comment
  SJSU4310  Alopecurus aequalis H. L. Buckalew 1964-7-25 Plumas Bucks Lake 1584 Comment
  CAS-BOT-BC138118  Alopecurus aequalis var. aequalis V. Oswald; L. Ahart 1988-8-4 3664 Plumas Willow Lake located southeast of Drakesbad just south of the boundary of Lassen Volcanic National Park. 1676 Comment
  CAS-BOT-BC138026  Alopecurus carolinianus W. Harnach; N. Harnach 1991-6-21 560 Plumas Sierra Valley. Next to RailRoad bridge east of County Road A-23. 1487 Comment
  JEPS102564  Amaranthus californicus Lowell Ahart 2001-10-8 9318 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  CAS-BOT-BC13541  Ambrosia acanthicarpa John Thomas Howell 1959-9-25 35025 Plumas Summit of Beckwourth Pass 1588 Comment
  JEPS110456  Ambrosia acanthicarpa Lowell Ahart 2006-9-21 13341 Plumas On the sides of the paved Rocky Point Road, about 1/2 mile east of Portola 1487 Comment
  CAS-BOT-BC136785  Amelanchier utahensis John Thomas Howell 1973-7-9 49717 Plumas Round Valley 1371 Comment
  CAS-BOT-BC136795  Amelanchier utahensis Mrs. H. C. Cantelow 1951-7-30 20 Plumas Near Johnsville Comment
  JEPS114609  Amelanchier utahensis Lowell Ahart 2008-9-10 15375 Plumas East edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  UCR88764  Amelanchier utahensis Walter Knight, I. Knight, J. T. Howell, G. H. True 1967-7-10 2164 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area 884 Comment
  SEINET12479935  Amsinckia lycopsoides W. Harnach, N. Harnach 1990-5-12 305 Plumas Sierra Valley, Feather River Ranch. 1524 Comment
  CAS-BOT-BC391929  Anemone lyallii Mary Strong Clemens 1920-4-28 s.n. Plumas Greenville Comment
  JEPS16089  Angelica breweri W. L. Jepson 1924-7-22 10610 Plumas Middle Fork Feather River, Rich Point Middle Fork Feather River; , Rich Point 914 Comment
  CDA38190  Angelica breweri T. C. Fuller 1958-7-7 1915 Plumas 3 miles west of Virgilia. 0 Comment
  SEINET10905045  Antennaria Mary Susan Taylor 1981-6-17 Taylor 3918 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Top of Mt Ingalls, ca. 7 air mi SE of Genesee. 8372 ft elev. 2552 Comment
  JEPS113541  Antennaria argentea Lowell Ahart, Josephine Guardino 2007-7-21 14376 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
  UC2042994  Antennaria argentea Barbara Ertter with Gary Schoolcraft 1990-5-14 8987 Plumas East of Round Valley Reservoir west of Crescent Mills. Comment
  CAS-BOT-BC59320  Antennaria argentea John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54232 Plumas About 4 miles southeast of Mt. Hough on the road to Quincy 1645 Comment
  CHSC97526  Antennaria dimorpha Lowell Ahart; John Dittes 2007-6-17 14154 Plumas On a low rocky open hill, about 20 yards southwest of Red Clover Creek, about 20 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CDA17235  Antennaria geyeri G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16338 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC58709  Antennaria geyeri L. P. Janeway 1989-6-20 3348 Plumas Red Clover Valley 1691 Comment
  CHSC118834  Antennaria geyeri Wendy L. Boes 2015-6-27 2015027 Plumas Plumas National Forest. Located near Indian Creek, to northwest of Antelope Lake, in between Forest Service road 28N31 and 28N03. UTM 701358 E, 4453845 N, NAD83 Zone 10N. 1580 Comment
  UCD128945  Antennaria rosea P. B. Kennedy 1907-7-3 8699 Plumas Red Clover Vlley. Comment
  SJSU14721  Antennaria rosea N. A. Hopkins 1991-7-3 1704 Plumas by rd to Janesville, 15 mi N of its Red Clover Valley junction with Beckwourth-Genessee Road Comment
  CAS-BOT-BC84649  Anthemis cotula Walter Knight; Irja Knight 1967-9-16 2254 Plumas Mouth of Butterfly Creek 883 Comment
  RSA71312  Antirrhinum vexillocalyculatum subsp. intermedium L. S. Rose 1951-6-29 51057 Plumas Feather River Canyon near Grays Flat. 823 Comment
  RSA88120  Antirrhinum vexillocalyculatum subsp. intermedium J. T. Howell 1951-6-26 27544 Plumas Feather River Canyon. 854 Comment
  UCD123490  Antirrhinum vexillocalyculatum subsp. intermedium D. Sanchez-Mata; R. Rodriguez-Rojo 1997-8-16 s.n. Plumas French Bar-Caribou. Plumas National Forest. Near North Fork of Feather River. 840 Comment
  CAS-BOT-BC457541  Aphanes occidentalis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1868 Plumas Butterfly Botanical Area and Vicinity; from west edge of Butterfly Valley proper near the road. 1036 Comment
  CDA18578  Apocynum androsaemifolium G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3300 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  CHSC117558  Apocynum androsaemifolium Lowell Ahart 2016-7-9 21083 Plumas Top and on the east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  JEPS114517  Apocynum androsaemifolium Lowell Ahart 2008-8-14 15193 Plumas 30 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  JEPS127332  Apocynum androsaemifolium Lowell Ahart 2016-7-9 21083 Plumas Top and on the east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC565905  Apocynum androsaemifolium E. Sawyer 1935-7-9 275 Plumas 4 1.2 mi. s. Crow; Sierraville Quad. 1828 Comment
  OBI20479  Apocynum androsaemifolium Lewis S. Rose 1967-7-10 67147 Plumas 1 mi S of Keddie; Butterfly crk and Spanish crk 884 Comment
  SBBG128283  Apocynum androsaemifolium L. Ahart, J. Dittes 2009-7-14 16068 Plumas SE side of Forest Service Rd 27N92, ca. 1.9 mi SE of Seneca, ca. 6 mi S of Lake Almanor Reservoir Dam 1677 Comment
  CAS-BOT-BC397892  Aquilegia formosa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54146 Plumas 2.65 miles west of Round Valley Reservoir dam 1569 Comment
  CHSC37633  Aquilegia formosa T. B. Devine 1979-10-5 599 Plumas Near Queen Lily Campground, N Fork of Feather River, ca. 3 mi N of its junction with the E branch of the N Fork. 792 Comment
  CHSC61605  Aquilegia formosa Arthur G. Barrett 1915-7-8 Plumas Indian Creek, near Willow Creek. NE slope 1676 Comment
  HSC101689  Aquilegia formosa Dillon North Davis 2013-6-11 23 Plumas 3.4 miles south on FS Road 25N17 from intersection with Highway 70. 1280 Comment
  JEPS48664  Aquilegia formosa Esther C. Fritz 1933-7-4 Plumas along rd Spanish Peak 2103 Comment
  UC569712  Aquilegia formosa E. Sawyer 1935-6-24 139 Plumas 4 1/2 mi e Crow; Sierraville Quadrangle 1828 Comment
  CAS-BOT-BC397882  Aquilegia formosa Mary Strong Clemens 1920-8-28 s.n. Plumas Greenville Comment
  CHSC48686  Aquilegia formosa var. truncata Vernon Oswald 1983-8-4 961 Plumas Humboldt Summit, 4.5 mi NE of Jonesville (intersection of Butte, Plumas, and Tehama Counties). 1993 Comment
  RSA0125748  Arabis breweri var. breweri S. O. Mattoon 1978-3-25 29 Plumas North Fork Feather River, vicinity of Queen Lily Camp Ground; off Hwy 70. 732 Comment
  SEINET10448415  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4479 Plumas 5200 ft. T27N R8E se/se sec 36. Almanor NE quad. Both sides of rd 27N92, near Goldstripe Mine, ca. 2.3 mi se of Canyon Dam. 1585 Comment
  SEINET10448416  Arabis constancei Mary Susan Taylor 1981-6-22 Taylor 3944 Plumas T25N R8E nw/sw sec 33. Bucks Lake quad. E side of 25N17, ca. 1/8 mi S of Bean Creek, on rocky serpentine ridge, ca. 1/4 mi N of jct 25N17 with 25N81 (Old Mountain House Rd), ca. 3.5 air mi NW of Meadow Valley. 5000 ft elev. 1524 Comment
  JEPS88520  Arabis glabra Vernon H. Oswald and Lowell Ahart 1996-7-15 8029 Plumas e side of arm extending n from the Hwy 36 causeway, s of the point where the road to Last Chance Campground (28N11) begins to parallel lake Lake Almanor; High Cascade Range 1371 Comment
  SEINET3899868  Arabis puberula Reed C. Rollins, Kathryn W. Rollins 1981-5-29 81156 Plumas 3.1 miles northwest of U.S. Hwy. 70 on road to Beckwourth.; 0 Comment
  CAS-BOT-BC171671  Aralia californica Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 872 Plumas On La Porte Rd. 10 km S of jct with Hwy 10. 1400 Comment
  CAS-BOT-BC171673  Aralia californica L. P. Janeway 1992-7-10 4261 Plumas Chipps Creek ca 0.3 mi upstream (north) of North Fork Feather River and Hwy 70. 731 Comment
  NY42451  Aralia californica J. B. Walker 1994-8-3 872 Plumas On La Porte Rd, 10km S of junction with Hwy 70 1400 Comment
  UC1122879  Aralia californica E. Nourse 1934-9-5 34 Plumas 1 mi. s. & 1/3 mi. w. of Nelson Point; Plumas Nat'l Forest, Downieville Quad. Comment
  CHSC101921  Arceuthobium abietinum Lowell Ahart; John Dittes 2009-7-14 16069 Plumas North side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Alamanor Reservoir Dam 1677 Comment
  SEINET2471226  Arceuthobium abietinum R. L. Mathiasen 2007-8-8 2007 -31 Plumas Ca. 1.6 km E. of Grizzly Summit on forest road 414 1700 Comment
  SEINET2471358  Arceuthobium abietinum R. L. Mathiasen 2007-9-22 2007 -59 Plumas 1.6 km E. of Grizzly Summit; W. of Bucks Lake 1700 Comment
  CHSC55291  Arceuthobium campylopodum L. P. Janeway 1989-9-6 3641 Plumas Plumas National Forest. Beckwourth Ranger District. Crocker Compartment. Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 6.3 mi north of Beckwourth. 1752 Comment
  JEPS95546  Arceuthobium campylopodum Lowell Ahart 1994-6-29 7418 Plumas about 1/2 mi S of Bucks Lake (W of a poor logging road) 1828 Comment
  SEINET7258407  Arctostaphylos manzanita J. F. Sloan 1959-4-26 s.n. Plumas SW of Quincey, vicinity of Brush Creek SW of Bucks Lake 30 mi. Comment
  CDA20455  Arctostaphylos mewukka B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of Cascade. 0 Comment
  CHSC9730  Arctostaphylos mewukka Nancy Mosman 1971-7-17 104 Plumas Abundant along N side of Hwy 32 ca. 1.8 mi S of Chester. 1524 Comment
  UCR101151  Arctostaphylos mewukka subsp. mewukka L. C. Wheeler 1952-9-24 6957 Plumas Plumas 5: mine area in vicinity of Crescent Mills 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
  JEPS109800  Arctostaphylos mewukka subsp. truei Dean W. Taylor 2004-6-17 19113 Plumas Feather River Canyon, along Highway 70 equidistant between Cresta Dam and Rock Creek 563 Comment
  SD147587  Arctostaphylos mewukka subsp. truei John Thomas Howell 1976-4-2 51572 Plumas Injun Jim Campground, North Fork Feather River. 609 Comment
  CAS-BOT-BC40015  Arctostaphylos nevadensis Alice Eastwood 1927-6-15 14593 Plumas Forest Lodge near Greenville Comment
  CDA14732  Arctostaphylos nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3263 Plumas summit of Mount Hough. 2194 Comment
  JEPS113387  Arctostaphylos nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14016 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  JEPS48506  Arctostaphylos nevadensis Esther Fritz 1933-7-4 Plumas summit and slopes Spanish Peak 2133 Comment
  CAS-BOT-BC40004  Arctostaphylos nevadensis Robert J. Weatherby 1955-6-22 1538 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC42110  Arctostaphylos patula James Vale; Keith Wagnon; Walter Knight; Irja Knight 1981-5-20 4108 Plumas Three miles north of Greenville, state hwy. #89 1127 Comment
  CAS-BOT-BC42111  Arctostaphylos patula John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2167 Plumas Mouth of Butterfly Creek 883 Comment
  UCD53311  Arctostaphylos patula John Thomas Howell 1976-4-2 51580 Plumas Spring Garden. 1219 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
  UCD59407  Arctostaphylos viscida subsp. viscida Walter and Irja Knight 1986-2-6 5220 Plumas Between bridge over north fork of Feather River near Pulga and Jarboe Gap. 640 Comment
  UC1552736  Arenaria congesta var. congesta Frederica Bowcutt 1985-6-6 565 Plumas About 1/8 mi n Beckwourth Genesee Road (About 15 air mi ne Quincy 1 mi of Drum Bridge); Plumas National Forest; SW1/4 NE 1/4 Comment
  JEPS103546  Arenaria kingii var. glabrescens Lowell Ahart 2002-6-26 9781 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  SD8171  Arenaria kingii var. glabrescens Mrs. R. M. Austin 1881-1 Plumas American Valley Comment
  CAS-BOT-BC82087  Arnica M. S. Taylor 1981-7-22 4105 Plumas On w side of Pine Creek Valley, ca. 1.5 mi n of Argentine Rock Lookout, ca. 6 air mi n of Spring Garden 2194 Comment
  UC1037220  Arnica chamissonis Leo Whitney 1934-8-25 1588 Plumas 15 mi n of Beckwith; Plumas National Forest, Willow Creek 1950 Comment
  UC579430  Arnica chamissonis E. Sawyer 1935-7-2 272 Plumas 1 mi w Chases; Plumas National Forest 1676 Comment
  JEPS120472  Arnica cordifolia B. Castro 2006-6-9 1577 Plumas Northern High Sierra Nevada. N-facing slopes overlooking Red Clover Valley, 0.7 rd mi NW of Bagley Pass and ca 1.6. rd mi S of the Beckwourth-Genesee Rd, on both sides USFS Rd 24N08 (Bagley Pass Rd). Comment
  CHSC53114  Arnica cordifolia var. cordifolia L. P. Janeway 1989-6-30 3451 Plumas Plumas National Forest. Near rd 24N45 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd111) 6.4 mi N of Beckwourth. 1874 Comment
  UC84127  Arnica dealbata T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  CAS-BOT-BC82510  Arnica discoidea E. K. Balls 1950-9-9 15767 Plumas 1.5 mi. along trail from Lakes Center Public Camp to Long Lake outlet, southern Plumas County 2072 Comment
  CAS-BOT-BC82511  Arnica discoidea David D. Keck 1932-7-3 1645 Plumas Hillside south of town (forested), Quincy, in the Northern Sierra Nevada 1220 Comment
  CDA14026  Arnica tomentella G. F. Hrusa, B. A. Smith 1996-8-8 13474 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  JEPS122090  Artemisia douglasiana Lowell Ahart 2014-8-26 19787 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  SDSU6180  Artemisia douglasiana R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile north of Chester. Comment
  UC710418  Artemisia douglasiana Thomas H. Kearney Aug 14 1944-Aug 26 1944 165 Plumas near Prattville; Lake Almanor Comment
  CAS-BOT-BC90570  Artemisia dracunculus John Thomas Howell 1959-9-25 35000 Plumas 2 miles east of Portola 1484 Comment
  CAS-BOT-BC90571  Artemisia dracunculus John Thomas Howell 1977-8-11 52668 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  JEPS113558  Artemisia ludoviciana subsp. incompta Lowell Ahart, John Dittes 2007-6-17 14205 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CAS-BOT-BC90781  Artemisia ludoviciana subsp. ludoviciana John Thomas Howell 1961-9-23 36864 Plumas Indian Valley 1082 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
  CAS-BOT-BC93525  Artemisia tridentata subsp. tridentata John Thomas Howell; Gordon H. True 1969-6-23 45820 Plumas Sierra Nevada - Middle Fork of Feather River at Nelson Point 1249 Comment
  CHSC55180  Artemisia tridentata subsp. vaseyana L. P. Janeway 1989-9-6 3644 Plumas Plumas National Forest. Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 6.3 mi north of Beckwourth. 1752 Comment
  OBI77250  Asarum lemmonii Lewis S. Rose 1967-7-10 67155 Plumas 3 mi W of Keddie; Butterfly Valley 1097 Comment
  RSA59314  Asclepias fascicularis E. K. Balls 1950-9-14 15798 Plumas 1.5 mi northeast of junction with Hwy 24, along Hwy 89, Indian Creek Comment
  SEINET10496069  Asclepias speciosa Mary Susan Taylor 1982-7-7 Taylor 4788 Plumas T23N R11E nw/se sec 11. Johnsville quad. SE corner of jct of Hwy 70 and Rd 509 (to Sloat), ca. 1 mi ne of Sloat. 4200 ft. 1280 Comment
  CAS-BOT-BC478838  Asparagus officinalis Mary Strong Clemens 1920-6-14 s.n. Plumas Greenville Comment
  UC1874977  Aspidotis densa Ruth Kirkpatrick 2001-7-21 1075 Plumas Feather River Canyon, along Hwy 70, 4.3 mi upstream from E branch of North Fork of Feather River 731 Comment
  RSA31214  Aster breweri Joseph A. Ewan 1934-7-16 8515 Plumas South shore of Long Lake, Mt. Elwell Region 2073 Comment
  CDA10244  Aster eatonii J. S. Buckett Oct 1959 Plumas ? Nelson Creek Area? ca. 10 miles west of Johnsville. 0 Comment
  UCD104873  Astragalus lemmonii Collector unknown 1954-10-20 s.n. Plumas Border of Sierra County line. Comment
  UC82593 Image available Astragalus lentiformis J. G. Lemmon 1876-1 Plumas near Sierra Valley (Clover Valley); Clover Valley Comment
  JEPS125738  Astragalus lentiginosus var. floribundus William Harnach 2002-5-14 1059 Plumas 0.8 miles West of the intersection of Highway 49 and Dyson Lane. Comment
  JEPS125801  Astragalus lentiginosus var. floribundus William Harnach 2002-5-14 1059 Plumas 0.8 miles West of the intersection of Highway 49 and Dyson Lane. Comment
  RSA0006800  Astragalus lentiginosus var. lentiginosus S. W. Austin 1902-06 s.n. Plumas [Baker City] Comment
  CAS-BOT-BC192852  Astragalus pulsiferae Alice Eastwood 1927-6-27 14865 Plumas On road from Reno to Chilcoot. United States Forest Reserve Comment
  SEINET10452235  Astragalus purshii Mary Susan Taylor 1982-5-7 Taylor 4417 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
  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
  CHSC70009  Astragalus purshii var. tinctus L. P. Janeway 1997-5-7 5113 Plumas Along Beckwourth-Genesee Road 3.7 mi southeast of Indian Creek. Southwest-facing low ridge above Red Clover Creek. 1365 Comment
  CAS-BOT-BC200855  Astragalus webberi John Thomas Howell; H. Keith Wagnon 1980-5-27 53604 Plumas Near Crescent Mills, in southwestern end of Indian Valley 1066 Comment
  CAS-BOT-BC27731  Astragalus webberi John Gill Lemmon 1874-1-1 s.n. Plumas Sierra Valley Comment
  CHSC67652  Astragalus webberi James D. Jokerst 1985-6-10 2410 Plumas Indian Creek Small Hydro Survey. Upper edge of reconstruction zone of Hwy. 70. Comment
  HSC95635  Astragalus webberi James D. Jokerst 1985-6-10 2410 Plumas Indian Creek, Upper edge of reconstruction zone of Hwy. 70. Comment
  POM117883  Astragalus webberi Joseph Clemens 1920-5-11 s.n. Plumas Taylorvile. Comment
  HSC95617  Astragalus whitneyi var. whitneyi L. P. Janeway 1998-6-24 5670 Plumas N side of Last Chance Creek NE of Jordan Flat, 600 ft. N of Rd. 28N03 0.3 mi. W of Rd. 101. 1793 Comment
  RSA52897  Athyrium americanum R. Weatherby 1950-8-11 1518 Plumas Upper end of Long Lake 2134 Comment
  RSA333469  Athyrium filix-femina subsp. cyclosorum Dave Kelly, Walter Wisura 1985-8-2 4095 Plumas Butterfly Valley Botanical Area neer Keddie off Highway 70, along Blackhawk Road. Comment
  CAS-BOT-BC69504  Athyrium filix-femina var. californicum David D. Keck 1932-7-3 1693 Plumas Quincy, just w. of town. 1066 Comment
  CHSC100452  Athyrium filix-femina var. cyclosorum Lowell Ahart 2008-9-10 15359 Plumas East edge of East Branch Creek, on the southeast side of the Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile north east of La Porte. 1593 Comment
  JEPS107686  Athyrium filix-femina var. cyclosorum Lowell Ahart, John Dittes 2005-9-20 12441 Plumas Along a very small stream, east of the end of Forest Road 27N34, northeast of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2061 Comment
  JEPS116141  Athyrium filix-femina var. cyclosorum Lowell Ahart, John Dittes 2009-8-28 16350 -A Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  SD9790  Athyrium filix-femina var. cyclosorum Daniel Cleveland Jul 1882 Plumas Big Meadows Comment
  CDA23331  Atriplex truncata J. T. Howell 1959-9-25 35017 Plumas Sierra Nevada; 5 miles east of Beckwourth, Sierra Valley. Comment
  CDA43426  Avena barbata Willow Vieira 2015-6-4 PDR# 320 P6131685 Plumas Caribou. 0 Comment
  RSA113183  Balsamorhiza deltoidea E. K. Balls, L. W. Lenz 1955-5-14 20716 Plumas 5.4 miles NE from Greenville along Hwy 89 to Lake Almanor 1159 Comment
  CDA13921  Balsamorhiza hookeri G. F. Hrusa 1997-5-3 13846 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CAS-BOT-BC16562  Barbarea orthoceras Alice Eastwood 1918-5-25 7055 Plumas Portola. Comment
  CAS-BOT-BC145807  Beckmannia syzigachne John Thomas Howell 1962-6-18 37747 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  JEPS107474  Berberis aquifolium var. aquifolium Lowell Ahart, John Dittes 2005-6-1 11842 Plumas On the west side of the North Fork of the Feather River, at Indian Jim Campground, on the east side of Highway 70, about 3/4 mile southwest of Chambers Creek 646 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
  UC1583035  Bidens cernua Barbara Ertter 1988-10-21 8003 Plumas 1.5 mi e of Chester on Hwy 36 Chester (e end of causeway, Lake Almanor); Lake Almanor 1341 Comment
  CHSC63264  Bistorta bistortoides Lowell Ahart 1994-6-12 7321 Plumas Near Cedar Flat, on the west side of Faggs Mine Road, south-west of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake. 1706 Comment
  SEINET4176591  Bistorta bistortoides A. A. Heller, P. Kennedy 1907-7-9 8793 Plumas Prattville Comment
  SEINET7379381 Image available Blepharipappus scaber W. Harnach, N. Harnach 1989-5-27 118 Plumas Sierra Valley. Turnoff of Marble Lane and Co. Rd. A-23 1490 Comment
  SJSU11997  Blepharipappus scaber N. A. Hopkins 1970-9-19 361 Plumas W side Sierra Valley N of Sierra County line 1371 Comment
  UC726311  Boechera breweri A. A. Heller 1942-5-8 16453 Plumas 3 mi w Belden (along Hwy 24) Comment
  CAS-BOT-BC16043  Boechera breweri subsp. shastaensis Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas 1.5 miles west of Johnsville, on road to Gibsonville. 1615 Comment
  CAS-BOT-BC16130  Boechera constancei M. S. Taylor 1981-6-22 3944 Plumas East side of 25N17, ca. 0.125 mile south of Bean Creek, ca. 0.25 mile north of jct. 25N17 with 25N81 (Old Mt House Rd.). 1524 Comment
  CAS-BOT-BC16131  Boechera constancei M. S. Taylor 1981-8-25 4237 Plumas Red Hill Lookout, ca. 3 air miles northeast of Belden. 1920 Comment
  CAS-BOT-BC16144  Boechera constancei Wayne Dakan 1974-6-23 s.n. Plumas Sierra Nevada. Long Valley. Comment
  CHSC34003  Boechera constancei M. S. Taylor; M. Foster 1981-6-15 3893 Plumas S side of Bucks Lake Rd, ca. 50 ft e of its jct with 24N29 (rd to Deanes Valley), ca. 2 mi ne of Meadow Valley. 1158 Comment
  CHSC36193  Boechera constancei M. S. Taylor 1982-6-1 4582 Plumas N side of 204, ca. 1 air mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 1524 Comment
  SEINET3166364  Boechera constancei P. J. Alexander 2009-4-8 997 Plumas Central Sierra Nevada, Plumas National Forest, N side of F.R. 24N20 above East Branch Rock Creek, 1.0 road miles from the junction with 24N28, 1.1 miles NE of Deanes Valley Campground, 4.3 miles WSW of central Quincy. 1301 Comment
  CHSC41411  Boechera davidsonii Lowell Ahart 1986-7-8 5355 Plumas On cliffs, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  CAS-BOT-BC16159  Boechera davidsonii Robert J. Weatherby 1955-6-26 1553 Plumas Lakes Basin Area, above Mud Lake. 2194 Comment
  CAS-BOT-BC16182  Boechera davidsonii Lowell Ahart 1986-7-8 5355 Plumas Sierra Nevada. Ca. 1 mile northwest of Pilot Peak, ca. 14 miles northeast of La Porte. 1950 Comment
  CAS-BOT-BC14104  Boechera pauciflora Arthur Chan 1981-5-15 064 Plumas 1.7 mile north of 89 along highway 49. 1828 Comment
  CAS-BOT-BC14255  Boechera pinetorum John Thomas Howell; Gordon H. True 1973-7-31 50131 Plumas Sierra Nevada. Diamond Range. On road from Janesville to Thompson Peak. 1981 Comment
  CHSC33786  Boechera pinetorum M. S. Taylor; M. Foster 1981-6-2 3820 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
  CHSC91762  Boechera pinetorum G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3262 Plumas Sierra Nevada. Summit of Mt. Hough. 2194 Comment
  JEPS107621  Boechera pinetorum Lowell Ahart, Josephine Guardino 2005-8-9 12281 Plumas Northeast of the cabin (destroyed) and corral, on the south side of Fant Creek, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  CHSC104754  Boechera platysperma L. P. Janeway 2010-8-19 10169 Plumas Northern High Sierra Nevada. Plumas National Forest; uppermost (northeastern) end of Lumpkin Ridge, 1.6 air km northwest of the Little Grass Valley Reservoir dam; along Road 22N86Y 1.0 km southwest of Road 22N27 (Lumpkin Road). On ridgetop and southeast-facing slope. 1797 Comment
  SEINET3166080  Boechera platysperma P. J. Alexander 2008-7-22 866 -A, B Plumas Northeastern side of Mount Elwell, +-1.7 miles N of the summit, +-2.5 miles E of Mt. Washington, +-15 miles NE of Downieville, northern Sierra Nevada, Plumas National Forest. 1996 Comment
  CAS-BOT-BC25407  Boechera retrofracta Alice Eastwood 1918-5-25 7026 Plumas Portola. Comment
  CAS-BOT-BC25588  Boechera retrofracta Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 2440 Plumas Butterfly Botanical Area and Vicinity. Near mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC25589  Boechera retrofracta John Thomas Howell; Gordon H. True 1969-6-23 45834 Plumas Sierra Nevada. Nelson Point. 1249 Comment
  CAS-BOT-BC25577  Boechera retrofracta Anna Head 1921-6-20 s.n. Plumas Feather River Canyon. Campbells Hot Springs. 1828 Comment
  CAS-BOT-BC25928  Boechera suffrutescens John Thomas Howell 1951-6-28 27713 Plumas Eureka Peak. 2255 Comment
  CAS-BOT-BC539305  Boechera suffrutescens G. Ledyard Stebbins 1970-7-24 7072 Plumas S of Round Lake, in Lakes Basin, S of Gray Eagle [exact location unknown] 2072 Comment
  SD149172  Boechera suffrutescens Lowell Ahart 1986-7-15 5365 Plumas South Fork of the Feather River, ca. 1.0 mile southwest of Pilot Peak, ca. 1.25 mile northeast of the Independent Mine, ca. 10 miles southwest of La Porte. 1830 Comment
  RSA715667  Boisduvalia densiflora var. densiflora L. Ahart, Josephine Guardino 2005-8-9 12260 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
  CHSC82519  Botrychium minganense Lowell Ahart 2002-7-6 9839 Plumas In the large meadow are three large aspens in a south to north line, go west about 40 yards to the small lodgepole pine, about 20 feet to the north is a bracken fern bank, moonwort is just before the bracken fern and a little east, on Rock Island Ridge, about 3/4 mile southeast of Soapstone Hill and the Oroville Quincy Highway, about 1 1/2 miles (air) northeast of Four Trees. 1608 Comment
  UC123118  Botrychium multifidum Mrs. R. M. Austin Sep 1896 358 Plumas 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
  CHSC82558  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9866 B Plumas In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  CHSC83012  Botrychium simplex var. compositum Lowell Ahart 2002-9-8 9934 Plumas In a meadow, near a small 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
  UC477511  Boykinia occidentalis L. S. Smith July, 1930 2518 Plumas Milk Camp-White Rock; Tahoe Nat. Forest, Milk Camp-White Rock 762 Comment
  CAS-BOT-BC106275  Brickellia californica W. I. Follett; E. B. Follett 1962-8-8 s.n. Plumas Sierra Nevada - East Branch of North Fork Feather River at Rich Bar Comment
  CHSC62421  Brickellia californica L. P. Janeway 1993-9-1 4575 Plumas Plumas National Forest. Soda Creek 0.1 mi northwest of Hwy 70 and the East Branch North Fork Feather River. 914 Comment
  CAS-BOT-BC127712  Brickellia greenei M. S. Taylor; W Dakan; T. Griggs 1980-9-27 3349 Plumas ca. 1/4 mi s of Bucks Lake -- Spanish Ranch Rd, ca. 1/4 mi e of Frenchman Hill, ca. 20 mi sw of Quincy. 1645 Comment
  CHSC33927  Brickellia greenei M. S. Taylor 1981-7-18 4056 Plumas N side of Caribous Rd, ca. 3 mi NE of its jct with Hwy 70 near Belden. 853 Comment
  CHSC77042  Brickellia greenei L. P. Janeway 1996-8-22 5078 Plumas Bean Creek at crossing of Road 25N17. 1402 Comment
  JEPS34439  Brodiaea minor Rimo Bacigalupi and Tsang Iang Chuang 1963-8-2 8915 Plumas along state hwy 89 1.8 mi wnw community of Almanor; Lassen National Forest 1389 Comment
  SEINET9308892  Bromus carinatus Unknown 1954-7-5 2041 Plumas Plumas Comment
  CAS-BOT-BC149322  Bromus carinatus var. carinatus Clare B. Hardham 1975-8-2 20475 Plumas Sierra Nevada. Black Mountain. 2133 Comment
  JEPS117434  Bromus carinatus var. carinatus Lowell Ahart 2010-9-9 17146 Plumas Along the south side of Quincy La Porte Road, about 30 yards southwest of where the road crosses Onion Valley Creek, Onion Valley, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  CHSC102087  Bromus ciliatus Lowell Ahart; John Dittes 2009-7-13 16038 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
  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
  JEPS118410  Bromus ciliatus Lowell Ahart 2011-9-17 17658 Plumas On the south 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
  UCD59297  Bromus diandrus John Thomas Howell 1961-6-21 36670 Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC155054  Bromus hordeaceus John Thomas Howell 1962-6-17 37690 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  SBBG115916  Bromus hordeaceus J. T. Howell 1962-6-18 37754 Plumas Sierra Valley near Beckwourth 1463 Comment
  CAS-BOT-BC155310  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43378 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CAS-BOT-BC155311  Bromus inermis Mary S. Clemens 1920-6-14 3 Plumas Greenville. Comment
  CAS-BOT-BC155313  Bromus inermis John Thomas Howell 1962-6-19 37876 Plumas Sierra Nevada. Vinton. 1508 Comment
  UCD144321  Bromus inermis G. F. Hrusa; T. D. Wilfred 1996-8-1 13417 Plumas Approximately 1/4 mile south of intersection of USFS 24n42 and 24N66, approx. 1 mile south of Brady's Camp, Plumas National Forest. 1900 Comment
  CHSC70209  Bromus inermis subsp. inermis L. P. Janeway 1997-5-7 5109 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. 1225 Comment
  SBBG126105  Bromus japonicus L. Ahart 2012-6-1 18258 Plumas ca 0.75 mi E of Caribou Rd, ca 3.5 mi NE of Belden 807 Comment
  SJSU5732  Bromus japonicus Lewis S. Rose 1968-6-10 68087 Plumas Quincy Meadow 1036 Comment
  CAS-BOT-BC162148  Bromus orcuttianus John Thomas Howell 1951-6-28 27656 Plumas Sierra Nevada. Johnsville. 1584 Comment
  CAS-BOT-BC162159  Bromus orcuttianus Walter Knight; Irja Knight 1966-6-18 1628 Plumas Butterfly Botanical Area and Vicinity. In area north of Pond Reservoir. 1097 Comment
  CHSC65874  Bromus orcuttianus L. P. Janeway 1995-8-24 4900 Plumas Near head of small western tributary to Willow Creek; 0.6 mi east of Penman Saddle. Roadside. 1935 Comment
  JEPS106342  Bromus orcuttianus Lowell Ahart 2004-7-27 11319 Plumas On the west side of the dirt road (Forest Road 10), about 100 yards northeast of the bridge across Hopkins Creek, about 1 1/4 miles (air) southwest of Blue Nose Mountain, about 9 3/4 miles (air) northeast of La Porte 1711 Comment
  UC1024783  Bromus tectorum Leo Whitney 1934-8-7 2340 Plumas 10 mi nw of Portola (3 mi e of the Cate Place, Plumas National Forest, n end of Big Grizzley Valley); Plumas National Forest, Big Grizzley Valley 1828 Comment
  CHSC117315  Bromus vulgaris L. P. Janeway 2016-8-10 12150 Plumas Northern High Sierra Nevada. Plumas National Forest; about 100 m south of Gibsonville-Johnsville Road on east side of Continental Ravine (a tributary of West Branch Nelson Creek). 1830 Comment
  RSA700312  Bromus vulgaris L. Ahart 2004-7-27 11318 Plumas 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) northwest of La Porte 1712 Comment
  CAS-BOT-BC185351  Calamagrostis canadensis E. K. Balls 1950-9-8 15719 Plumas Lakes Center Public Camp. 2042 Comment
  CHSC21328  Calamagrostis canadensis F. T. Griggs; A. Pass 1975-8-1 281 Plumas Lower Buck's Lake. Comment
  CHSC74139  Calliscirpus brachythrix B. Castro 1998-8-20 824 Plumas Ca 3.5 air mi S of Bucks Lake, 100 ft W of USFS Rd 23N15 as it heads S, ca 0.7 mi SE of its jcn with Rds 23N18 and 23N69. At E edges of moderate-sized meadow near headwaters of East Branch Coldwater Creek. 1761 Comment
  SEINET4064819  Calocedrus decurrens B. C. Templeton 1967-1 10746 Plumas National Forest near Quincy. Comment
  SBBG15285  Calochortus coeruleus H. and M. Dearing 1938-7-1 2257 Plumas near Lake Almanor Comment
  UC1586106  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
  CAS-BOT-BC490272  Calochortus leichtlinii Anna Head 1921-7-15 s.n. Plumas Lake Center Camp, Feather River region Comment
  CAS-BOT-BC491828  Calochortus leichtlinii D. E. Breedlove 1962-6-13 3474 Plumas Along State Highway 89, 2 miles south of Graeagle; Sierra Nevada 1402 Comment
  CAS-BOT-BC491840  Calochortus leichtlinii Janet Jones 1980-7-16 215 Plumas Frazier Falls area 1828 Comment
  CAS-BOT-BC491841  Calochortus leichtlinii H. C. Cantelow 1941-7-20 s.n. Plumas About 6 miles west of Johnsville, on road from Mohawk to La Porte Comment
  CAS-BOT-BC491843  Calochortus leichtlinii Alice Eastwood 1927-6-1 14569 Plumas Forest Lodge, Greenville Comment
  CAS-BOT-BC483477  Calochortus minimus Elmer I. Applegate 1929-6-20 5762 Plumas Warner valley below Drakesbad, Mt. Lassen region Comment
  CHSC67729  Calochortus nudus James D. Jokerst 1979-6-23 265 Plumas E edge of Meadow Valley meadow, ca. 100 m S of creek, 200 m SW of intersection of Meadow Valley Creek and forest service road to Deans Meadow. Comment
  UC384666  Calochortus nudus E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CAS-BOT-BC90968  Calycanthus occidentalis Hatton; Cayot 1914-9-12 s.n. Plumas Plumas Forest. Cascade Valley. 1219 Comment
  UC1794966  Calystegia R. K. Brummitt 1998-5-17 19887 Plumas Route 89 near Indian Falls, 4 km from Route 70 junction, opposite Dawn Community Centre. Comment
  CDA18586  Calystegia occidentalis subsp. occidentalis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3284 Plumas Sierra Nevada; 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  CHSC21541  Calystegia occidentalis subsp. occidentalis D. Brink; L. Mayer 1975-7-12 Plumas Bucks Lake Forest Service Survey Comment
  UC879382  Calystegia occidentalis var. tomentella Lewis S. Rose 1939-6-8 39259 Plumas 12 mi ne Belden (Breyes Flat, Feather River); Feather River, Breyes Flat, ne of Belden 975 Comment
  SEINET10905132  Camassia leichtlinii subsp. suksdorfii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3849 Plumas T24N R12E nw sec 25, Grizzly Valley quad; W side of 24N10, ca. 1/4 mi S of Grizzly Creek crossing 24N10, ca. 8 mi NW of Portola; elevation ca. 5800 ft. 1768 Comment
  CDA35623  Camassia quamash J. R. Keck Jr. 1978-6-3 PDR# 330065 Plumas Snake Lake near Quincy. 0 Comment
  UC1134557  Camassia quamash subsp. breviflora E. Sawyer 1935-6-27 180 Plumas 1.6 mi ene of Grizzley Peak (Plumas National Forest); Plumas National Forest 1767 Comment
  CHSC2473  Camassia quamash subsp. quamash R. Carter 1965-7-6 266 Plumas Found 0.25 mi. S of intersection of Oroville-Quincy Rd. and U. S. F. S. road 24N33 on Oroville-Quincy Rd. 1767 Comment
  CAS-BOT-BC160839  Camissonia tanacetifolia subsp. quadriperforata Alice Eastwood 1918-5-25 7051 Plumas Portola 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
  UC924238  Campanula prenanthoides H. S. Reed 1941-7-31 Plumas Forest Lodge 1066 Comment
  SEINET10463005  Campanula prenanthoides Wagner 1919-7-6 Wagner 309 Plumas Canyon, Middle Fork of Feather River near Nelson Point 1097 Comment
  CHSC63243  Cardamine breweri Lowell Ahart 1994-6-17 7354 Plumas In a meadow on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  CHSC100438  Cardamine breweri var. breweri Lowell Ahart 2008-9-10 15362 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  CHSC101467  Cardamine breweri var. breweri L. P. Janeway; Jason Emmons, Dorothy Kieffer 2009-4-29 9831 Plumas Northern High Sierra Nevada. Rock Island Ridge, 1.8 air km east of Walker Plains. Small seep and associated southwest-flowing drainage on upper ridge. 1558 Comment
  JEPS100357  Cardamine breweri var. breweri Dean W. Taylor 2001-6-6 17781 Plumas headwaters Onion Creek about 0.25 air miles SW of American House, along Forest Road 21N01Y 1432 Comment
  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
  CAS-BOT-BC38089  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. 883 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
  UC830151  Carex Alice Eastwood 1918-5-25 6977 Plumas Portola Comment
  CHSC109446  Carex abrupta L. P. Janeway 2012-7-17 10951 Plumas Northern High Sierra Nevada. Plumas National Forest; 200 m south of Cedar Flat. 1721 Comment
  CHSC97388  Carex amplifolia Jenny Marr; Craig Carter 2006-5-29 239 Plumas Cascade Range High. Plants collected at the southern boundary of Lassen Park adjacent Willow Lake. 1676 Comment
  SEINET10586477  Carex amplifolia Mary Susan Taylor 1982-8-9 Taylor 4947 Plumas T26N R8E ne1/4 sw1/4 sec. 3. Almanor NE quad. Around spring at jct of rd 26N17Y and Pliocene Creek, 1 mi NW of Rattlesnake Hill, 2 mi s of Canyon Dam. Mixed Evergreen Forest. With Montia. 1646 Comment
  SEINET260552  Carex amplifolia M. Cutler, J Cutler 1992-6-11 Plumas Plumas National Forest ; Approx 0.5 mi S of Quincy; Boyle Ravine 1097 Comment
  CAS-BOT-BC17932  Carex angustata L. P. Janeway 1990-7-3 3760 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Compartment. 1905 Comment
  CAS-BOT-BC19724  Carex athrostachya John Thomas Howell 1951-6-28 27646 Plumas Sierra Nevada. Johnsville. 1584 Comment
  CHSC75932  Carex athrostachya G. F. Hrusa 1997-5-30 13817 Plumas On W side of Rattlesnake Creek, immed. N of Hwy 70 approx 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1300 Comment
  CHSC81166  Carex athrostachya Lowell Ahart 2001-8-28 9194 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  JEPS107731  Carex athrostachya Lowell Ahart, John Dittes 2005-9-19 12397 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  JEPS117531  Carex athrostachya Lowell Ahart 2010-9-9 17145 Plumas About 20 feet north of the culvert, bottom of Onion Valley Creek, on the east side of Quincy La Porte Road, Onion Valley, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  OBI6460  Carex athrostachya Lewis S. Rose 1967-7-9 67143 Plumas Quincy 1036 Comment
  RSA71127  Carex athrostachya L. S. Rose 1951-6-28 51034 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  UCD108032  Carex athrostachya Tim Kuhn 2006-7-11 72 Plumas on Plumas NF forest service road 107407. Comment
  SEINET10585099  Carex athrostachya David Castaner 1984-5-28 Castaner 8059 Plumas Almanor, Along highway 89. Comment
  CAS-BOT-BC19135  Carex aurea Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Drakesbad. 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
  RSA699706  Carex aurea L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11157 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CHSC53526  Carex bolanderi L. P. Janeway 1989-6-22 3367 Plumas Slopes between Crocker Mtn. and Crocker Mdw along rd 24N49Y. 1804 Comment
  RSA102722  Carex bolanderi L. S. Rose 1939-6-8 39271 a Plumas S end of Lake Almanor. 1372 Comment
  CAS-BOT-BC19623  Carex brainerdii Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1783 Plumas The Butterfly Botanical Area and Vicinity. Trestle Glen. 1112 Comment
  CDA17781  Carex brainerdii G. D. Barbe, T. C. Fuller 1982-6-15 3717 Plumas Plumas National Forest; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1761 Comment
  CHSC41161  Carex brainerdii L. P. Janeway; Gary Benson, Randy Harrison 1985-5-22 1201 Plumas Near and north of Middle Fork Feather River, 2.4 mi w of Lee Summitt on F. S. Rd 23n22. 1478 Comment
  CHSC53569  Carex brainerdii L. P. Janeway 1987-5-28 2103 Plumas Along Hwy 36 0.2 mi E of turn to N Shore Lake Almanor and Almanor Peninsula. 1493 Comment
  RSA201329  Carex brainerdii J. T. Howell 1960-7-22 35912 Plumas Drakesbad. Devils kitchen 1677 Comment
  SBBG33907  Carex brainerdii L. S. Rose 1969-6-23 69043 Plumas La Porte Rd, 8 mi SW of Quincy 1310 Comment
  CDA33043  Carex brainerdii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3308 Plumas 1.4 miles north-northeast of Engle Mine townsite on Diamond Mountain Road. Comment
  SEINET10752414  Carex brainerdii Lawrence P. Janeway 1984-7-22 Janeway 929 Plumas Bucks Lake SE quad T23N, R8E, border of secs. 20, 29. Summit above Lookout Rock, 1 1/2 mi. NE of Mt Ararat. 1815 Comment
  CHSC72318  Carex canescens L. P. Janeway 1998-9-10 6278 B Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  SEINET7553523 Image available Carex canescens L. P. Janeway 2003-7-9 7904 Plumas High Cascade Range. South edge of marsh at southeast end of Willow Lake. Mt. Harkness 7.5' quad. 1656 Comment
  RSA121761  Carex douglasii E. Sawyer 1935-7-12 286 Plumas 3 1/2 miles E of Beckwith Butte. 1494 Comment
  CAS-BOT-BC19846  Carex echinata Anna Head 1921-7-28 s.n. Plumas Feather River Region. Meadows by Grass Lake. Comment
  POM313081  Carex echinata subsp. echinata Malcolm A. Nobs, S. Galen Smith 1949-8-19 1449 Plumas Butterfly Valley. Comment
  OBI6447  Carex feta Lewis S. Rose 1967-7-9 67145 Plumas Quincy 1036 Comment
  SEINET13352673  Carex filifolia var. erostrata W. Harnach 2004-5-15 1187 Plumas Sierra Valley, 1.75 miles south of Hwy 70 on Co. Rd. A-24 at the corrals 1486 Comment
  CDA15379  Carex fracta G. F. Hrusa 1997-6-26 13900 Plumas Sierra Nevada; Clumping perennial in dry, rocky bed of seasonal creek, but prob. never in wet area. Coniferous overstory. 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  JEPS107597  Carex fracta Lowell Ahart, Josephine Guardino 2005-8-10 12318 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  CAS-BOT-BC20698  Carex fracta John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54114 Plumas Sierra Nevada. 10.6 miles northeast of La Porte on road to Quincy. 1889 Comment
  CAS-BOT-BC20699  Carex fracta L. P. Janeway; Garrett Gibson 1991-8-2 4102 Plumas Plumas National Forest. Beckwourth Ranger District. Southeast flank of Smith Peak. 1828 Comment
  UC825366  Carex fracta Lewis S. Rose 1939-6-7 39254 Plumas 3 mi N of Pulga (N Fork of Feather River) 518 Comment
  CAS-BOT-BC32026  Carex geyeri L. P. Janeway 1992-6-9 4225 Plumas Mt. Ingalls quad, NE side of Grizzly Ridge between Joseph Creek and Cascade Creek, 1897 Comment
  UC1042350  Carex gigas John Thomas Howell 1951-6-26 27535 Plumas Feather River Canyon Sierra Nevada 853 Comment
  SEINET11635249  Carex heteroneura var. heteroneura L. P. Janeway 1989-1 3481 Plumas along Jackson Creek, rd 23N11 2.3 mi from hwy 70/89 then 2.2 mi on rd 23N48 into Jackson Cr. 1783 Comment
  CHSC92297  Carex integra Lowell Ahart; Josephine Guardino 2005-8-9 12271 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CHSC100344  Carex jonesii Lowell Ahart 2008-7-16 15085 Plumas On the west side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  JEPS106376  Carex jonesii Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11171 Plumas Along edges of small stream, in small meadow, on the N side of forest road, ca. 1/4 mi N of Taylor rock, ca. 1 mi (air) SW of Grizzly Peak, ca. 5 mi (air) S of Taylorsville, ca. 8 mi (air) NE of Quincy 2139 Comment
  UC1594587  Carex lasiocarpa Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5033 Plumas ca. 5 mi (air) ssw Graeagle (via Gold Lake Forest Hwy. (County Rd. 519), just w of Lakes Basin Campground); Grass Lake 1926 Comment
  SEINET10916824  Carex lasiocarpa Vernon H. Oswald, Lowell Ahart 1988-8-4 Oswald 3679 Plumas T29N R5E se/nw/S6, Red Fir Forest. Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Occasional sedge which forms small tufts on the edge of a floating sphagnum bog where it drops off into deep water; located on the ne side of the lake. 1676 Comment
  CHSC53525  Carex lemmonii L. P. Janeway 1989-7-13 3491 Plumas Plumas National Forest. Along a northerly branch of Consignee Creek and rd 23N49 4.3 mi SE of Jackson Creek campground. 1737 Comment
  RSA201365  Carex lemmonii J. T. Howell 1960-7-23 35946 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  RSA517878  Carex lemmonii L. S. Rose 1967-6-12 67111 Plumas Butterfly Valley. 1098 Comment
  CHSC97616  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
  CHSC73840  Carex limosa B. Castro; L. P. Janeway 1998-8-29 833 A Plumas Ca 2 air mi N of Little Grass Valley Reservoir, at Fowler Lake. Fowler Lake proposed SIA. 1659 Comment
  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
  CAS-BOT-BC32073  Carex multicaulis John Thomas Howell 1926-7-23 2092 Plumas Prattville 1463 Comment
  CHSC114382  Carex multicaulis G. Douglas Barbe; T. C. Fuller 1982-6-15 3710 Plumas On slope uphill, 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Road 26N22F); 3.3 miles east of Red Hill Summit. 1554 Comment
  CHSC55441  Carex multicostata L. P. Janeway 1990-7-2 3749 Plumas Plumas National Forest. About 100 ft west of Paradise Cr and about 1/3 mi south of Little Grizzly Cr. 1828 Comment
  CAS-BOT-BC119853  Carex nebrascensis John Thomas Howell; Gordon H. True 1967-6-11 42571 Plumas Meadow at Quincy 1036 Comment
  CHSC116390  Carex nebrascensis Sara M. Taylor; Scott Batiuk 2012-9-13 76 Plumas Plumas National Forest. Line Springs. From Silver Lake parking area, follow trail up Granite Gap to Pacific Crest Trail. Follow trail north approx. 1.5 km, then bushwack west for approximately 0.5 km. UTM zone 10, 4423596 N, 657038E. 2028 Comment
  CHSC77071  Carex nervina G. Douglas Barbe; T. C. Fuller 1982-6-16 3789 Plumas Plumas National Forest. Marshy meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CAS-BOT-BC119689  Carex nervina L. P. Janeway 1990-6-27 3732 Plumas Mt. Ingalls quad. Headwaters of Joseph Creek on NE side of Grizzly Ridge. 2103 Comment
  CHSC46043  Carex nudata L. P. Janeway 1987-5-28 2105 Plumas At edge of Indian Cr, 2.0 mi NE on hwy 89 from hwy 70. 914 Comment
  JEPS105660  Carex nudata L. P. Janeway 2003-5-17 7789 Plumas Northern High Sierra Nevada. Along northwest edge of North Fork Feather River just below the mouth of Chambers Creek 613 Comment
  CHSC62796  Carex pachystachya Hal Durio 1993-8-6 Plumas About 0.5 mi south of Bucks Creek and ca 1.2 mi east of the eastern end of Bucks Lake. Along Rd 24N29Y. 1706 Comment
  CHSC92204  Carex pachystachya Lowell Ahart; Josephine Guardino 2005-8-9 12270 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CAS-BOT-BC119184  Carex pachystachya D. E. (Mrs. A. A. Beetle) Beetle 1941-6-28 55 Plumas NW corner of Lake Almanor. 975 Comment
  SEINET12649673 Image available Carex pellita Lowell Ahart, John Dittes 2009-1 16187 Plumas 1480 Comment
  RSA122801  Carex praegracilis E. Sawyer 1935-6-7 82 Plumas 3.75 miles SSW of Sugarloaf 1494 Comment
  CHSC55444  Carex rossii L. P. Janeway 1990-7-3 3758 Plumas Plumas National Forest. About 100 m west of Paradise Creek and about 2/3 mi south of Little Grizzly Creek. 1874 Comment
  CHSC87128  Carex rossii L. P. Janeway 2001-6-15 7180 Plumas High Cascade Range. East side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  CHSC96330  Carex rossii L. P. Janeway; B. Castro 2006-9-9 8878 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-BC117518  Carex sheldonii Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-8-19 1417 Plumas Marshy area ca 2 mi S of Greenville, Indian Valley. Comment
  JEPS86245  Carex simulata W. L. Jepson 1939-8-14 19414 Plumas Willow Creek 1828 Comment
  CHSC109856  Carex specifica L. P. Janeway 2012-8-1 11039 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; east side of Gibsonville-Johnsville Road about 0.5 km north of its bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. 1729 Comment
  JEPS49037  Carex spectabilis Leland S. Smith 1927-8-10 2192 Plumas w end Gold Lake Tahoe National Forest, Gold Lake 2133 Comment
  CAS-BOT-BC114996  Carex subfusca John Thomas Howell 1951-6-27 27600 Plumas McRae Meadow. 1981 Comment
  CDA17812  Carex subfusca G. D. 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
  CHSC102052  Carex subfusca Lowell Ahart; John Dittes 2009-7-27 16171 Plumas On damp to dry soil, on the south end of a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC110386  Carex subfusca Lowell Ahart 2012-9-5 18443 Plumas Along the east side of the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1940 Comment
  CHSC61684  Carex subfusca L. P. Janeway; Jim Battagin, Rob Russell 1993-8-4 4490 Plumas Plumas National Forest. Along Dolly Creek at upper portion of the Walker Mine tailings. 1749 Comment
  CHSC92309  Carex subfusca Lowell Ahart; Josephine Guardino 2005-8-9 12291 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CHSC97078  Carex subfusca Lowell Ahart; Josephine Guardino 2007-7-21 14356 Plumas Near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  JEPS120164  Carex subfusca Lowell Ahart 2012-9-5 18443 Plumas On the east side of the South Fork of the Feather River, about 500 yards northeast of the County Road where it crosses the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. Comment
  SEINET7577206 Image available Carex subfusca Unknown 2003-9-6 7980 Plumas Red Cinder 7.5' quad. High Cascade Range, near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  UCD141171  Carex subfusca Lewis S. Rose 1968-6-10 68085 Plumas Quincy. 1036 Comment
  SEINET7577212 Image available Carex subfusca John Thomas Howell, T. C. Fuller, G. D. Barbe 1981-6-25 54344 Plumas Sierra Nevada, 2.8 miles north-northeast of Englemine on Diamond Mt Road. 1341 Comment
  JEPS123949  Carex utriculata Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20424 Plumas On the northwest side of Duck Lake (near Blue Lake), 1,180 feet north of Forest Service Road 29N18, 3.19 air miles west-southwest of Sifford Mt., 6.41 air miles south-southeast of Lassen Peak. Comment
  UC600422  Carex utriculata H. F. Copeland 1920-7-17 91 Plumas Butt Mt. Comment
  RSA795730  Carex vesicaria var. vesicaria L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16138 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  SD130384  Carex whitneyi John Thomas Howell 20-23 Jun 1977 52407 Plumas Sierra Nevada Mountains; desiccated strand below the high water line on the peninsula of Lake Almanor. 1372 Comment
  CAS-BOT-BC114937  Carex whitneyi L. P. Janeway 1990-7-3 3757 Plumas Near Paradise Creek about 1/4 mi S of Little Grizzly Creek. 1813 Comment
  SEINET11044476  Carex whitneyi J. T. Howell 1977-1 52407 Plumas Sierra Nevada, on the peninsula of Lake Almanor 1372 Comment
  UCR270910  Castilleja John F. Emmel 1998-6-6 1559 Plumas Northern Sierra Nevada Mtns., County Road A23, north of Marble Lane [=Marble Hot Springs Rd.], west side of Sierra Valley 1491 Comment
  SBBG40127  Castilleja applegatei C. B. Hardham 1961-6-16 7459 Plumas Diamond Peak [Diamond Mountain] Comment
  CAS-BOT-BC249727  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-14 4826 Plumas Soda Creek Rd ca. 1 mi s of Onion Flat, ca. 3 mi n of Twain 1463 Comment
  CAS-BOT-BC249745  Castilleja applegatei subsp. pinetorum John Thomas Howell 1961-6-21 36639 Plumas Greenville 1097 Comment
  CAS-BOT-BC249752  Castilleja applegatei subsp. pinetorum Mary E. Wall 1939-6-25 s.n. Plumas Brush Cr. ranger station Comment
  JEPS15477  Castilleja applegatei subsp. pinetorum Joseph and Hilda W. Grinnell 1938-6-11 1092 a Plumas Mohawk 1341 Comment
  JEPS26690  Castilleja applegatei subsp. pinetorum P. C. Hutchison 1961-6-9 2129 Plumas 0.4 mi e Round Valley Reservoir dam and store; Round Valley Reservoir Comment
  JEPS3016  Castilleja applegatei subsp. pinetorum unknown 1952-5-30 34 Plumas near mouth of Milk Ranch Creek 762 Comment
  SEINET13732908  Castilleja applegatei subsp. pinetorum A. A. Heller, P. B. Kennedy 1907-7-3 87 -1 Plumas Red Clover Valley. Comment
  JEPS95395  Castilleja arachnoidea Lowell Ahart 1994-7-20 7479 Plumas N of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna 1981 Comment
  UC942951  Castilleja arachnoidea Lewis S. Rose 1951-6-28 51050 Plumas n of Johnsville (above Eureka Lake) 2072 Comment
  JEPS62839  Castilleja campestris subsp. campestris John Weiler 1970-7-2 70178 Plumas 5.8 mi n Highway 49 (w of Loyalton, along Harriet Lane) 1524 Comment
  SD131978  Castilleja lacera 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, dry meadow 1524 Comment
  SD7114  Castilleja lemmonii Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  CAS-BOT-BC254064  Castilleja miniata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  SEINET14062774  Castilleja miniata A. A. Heller, P. B. Kennedy 1907-7-5 8736 Plumas Red Clover Valley. Comment
  SEINET10549612  Castilleja miniata Mary Susan Taylor 1982-8-9 Taylor 4943 Plumas T26N R8E se sec 3. Almanor NE quad. Along creek in wet & dry area, e side of 26N16Y, just n of Rattlesnake Hill, ca. 3 mi sse of Canyon Dam. Mixed Evergreen Forest; 6100 ft. 1859 Comment
  SEINET12765114  Castilleja miniata subsp. miniata Lowell Ahart 1994-7-22 7487 Plumas South of the Pacific Crest Trail, on the north side of Mount Etna.; 0 1981 Comment
  CHSC32018  Castilleja pilosa L. Ahart 1974-10-1 642 Plumas N of Pilot Peak on w part of Buzzards Roost, ca. 1 mi n of Onion Valley. 1981 Comment
  CHSC97602  Castilleja tenuis Lowell Ahart; John Dittes 2007-6-16 14127 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
  JEPS113657  Castilleja tenuis Lowell Ahart, John Dittes 2007-6-16 14127 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
  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
  JEPS81473  Castilleja tenuis M. S. Taylor 1982-7-14 4829 Plumas ca 4 mi w Greenville (in Long Valley, near junction of 27N92 and 26N18); Almanor NE Quad., Long Valley 1676 Comment
  SD46688  Castilleja tenuis Robert J. Weatherby 1950-7-7 1462 Plumas meadow edge, Snake Lake, Quincy 1219 Comment
  UC1075656  Castilleja tenuis Robert J. Weatherby 1950-7-7 1462 Plumas Snake Lake; Quincy 1219 Comment
  CAS-BOT-BC48617  Ceanothus cordulatus John Thomas Howell 1924-8-9 603 Plumas Two miles east of Chester on Road to Westwood 1310 Comment
  CAS-BOT-BC49223  Ceanothus cuneatus L. P. Janeway 1997-5-15 5132 Plumas Hwy 70/89 at Rattlesnake Creek. Mt Ingalls quad 1310 Comment
  CAS-BOT-BC49063  Ceanothus cuneatus Clarence R. Quick 1963-8-26 63 -102 Plumas Near Cottonwood Meadow, southwest of Humbug Valley Comment
  UC963886  Ceanothus integerrimus Milo S. Baker 1952-5-26 12471 Plumas Back of Cottages on Yellow Creek Feather River Canyon (Beldon) 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
  CAS-BOT-BC51042  Ceanothus integerrimus var. macrothyrsus Anna Head 1920-6-10 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  UC33618  Ceanothus lemmonii J. G. Lemmon and wife 1889-5-14 Plumas Johnson's Ranch Quincey Comment
  CAS-BOT-BC63370  Ceanothus prostratus Harry P.. Went 1920-5-17 s.n. Plumas Greenville. Comment
  CAS-BOT-BC63371  Ceanothus prostratus Mary Strong Clemens 1920-4-24 s.n. Plumas Greenville. Comment
  CHSC59923  Ceanothus prostratus L. P. Janeway; Garrett Gibson 1992-7-22 4273 Plumas Plumas National Forest Milford Ranger District Recon Compartment. 0.25 mi east of the top of Horton Ridge, across the ridge from the southeast fork of Horton Canyon. 2057 Comment
  RSA104129  Ceanothus prostratus var. occidentalis T. C. Porter 1876-1 s.n. Plumas [Unspecified] Comment
  SEINET3162966  Ceanothus velutinus E. K. Balls 1950-9-14 15817 Plumas 6 miles northwest of Chester, North Fork Feather River 1402 Comment
  UC1071473  Ceanothus velutinus C. G. Albertus 1935-7-22 221 Plumas 3.75 mi sw Lovejoys; Plumas National Forest, Downieville Quad. 1767 Comment
  CAS-BOT-BC277044  Centaurea maculosa J. Budaj 1966-7-18 s.n. Plumas Near County Hospital, Quincy Comment
  JEPS102858  Centaurea solstitialis Lowell Ahart 2001-10-8 9330 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CAS-BOT-BC388194  Cerastium fontanum John Thomas Howell 1959-9-22 34841 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC276725  Chaenactis douglasii var. douglasii John Thomas Howell 1960-8-20 36285 Plumas Kelly Camp, near Drakesbad 1615 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
  CHSC53175  Chamaesaracha nana L. P. Janeway 1989-6-13 3300 Plumas Plumas National Forest. Forest along southerly side of Red Clover Valley. 1688 Comment
  CHSC103153  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2009-9-7 16381 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS122325  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2014-9-9 19857 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  CHSC53602  Cheilanthes gracillima L. P. Janeway 1990-7-5 3772 Plumas Plumas National Forest. Between the main forks of Paradise Cr ca 1 mi south of Little Grizzly Cr. 1844 Comment
  CHSC95027  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
  RSA718514  Chenopodium botrys L. Ahart 2006-10-23 13472 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 mi northeast of Scales Road, about 5.5 miles (air) NE of Strawberry Valley. 1282 Comment
  CAS-BOT-BC426356  Chenopodium desiccatum John Thomas Howell 1962-6-19 37881 Plumas Beckwourth Pass 1584 Comment
  CHSC103152  Chenopodium pumilio Lowell Ahart; John Dittes 2009-9-7 16380 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  RSA718946  Chenopodium strictum var. glaucophyllum L. Ahart 2006-10-8 13391 Plumas North side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek. 623 Comment
  CAS-BOT-BC451419  Chimaphila menziesii Mrs. Jos. Clemens 1919-10-14 s.n. Plumas Greenville Comment
  CAS-BOT-BC451426  Chimaphila menziesii Walter Knight; Irja Knight 1966-6-18 1283 Plumas Butterfly Valley, near Darlingtonia Bog 1143 Comment
  CHSC100053  Chimaphila menziesii Lowell Ahart 2008-7-16 15102 Plumas West of a small meadow (swamp), south of a small deep stream, about 120 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC70249  Chimaphila menziesii B. CAStro; R. Zebell, R. Fallscheer 1989-8-2 350 Plumas Ca 3.5 air mi S of Bucks Lake, 50-100 ft W of USFS Rd 23N58. 1737 Comment
  UC354484  Chimaphila menziesii David D. Keck 1928-6-15 453 Plumas Meadow Valley 1219 Comment
  CAS-BOT-BC452245  Chimaphila umbellata Robert J. Weatherby 1950-7-7 1448 Plumas Gansner Creek, Quincy 1219 Comment
  CHSC88606  Chimaphila umbellata Linnea Hanson 1987-7-8 118 Plumas Plumas National Forest. Graeagle Creek. 1341 Comment
  RSA794792  Chimaphila umbellata L. Ahart, John Dittes 2009-7-13 16060 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  HSC22958  Chimaphila umbellata John Pratt 1970-7-19 75 Plumas 1982 Comment
  SEINET10475116  Chrysanthemum leucanthemum var. pinnatifidum Mary Susan Taylor 1982-6-24 Taylor 4753 Plumas T24N R9E ne/ne sec 15. Quincy quad. N side of ridge at entrance to Gansner Park from Hwy 70, Quincy. Open bare rdcut. 3500 ft. 1069 Comment
  UC1135235  Chrysolepis sempervirens E. Nourse 1935-9-5 33 Plumas Pilot Peak: 2.5 mi N and .75 mi W Pilot Peak 1920 Comment
  UC566216  Chrysolepis sempervirens G. T. Nordstrom 1934-7-3 185 Plumas 1 1/4 mi sw of Mount Ararat 1645 Comment
  RSA60214  Chrysothamnus nauseosus subsp. albicaulis E. K. Balls 1950-9-6 15689 Plumas 1.9 miles NW of Spring Garden, Hwy. 24, east of Quincy 1220 Comment
  POM125954  Chrysothamnus parryi subsp. nevadensis I. M. Johnston 1919-9-2 2184 Plumas Keddie, open bench about the W. Pac. Station 982 Comment
  CHSC62424  Chrysothamnus viscidiflorus subsp. viscidiflorus L. P. Janeway 1993-8-10 4515 Plumas Plumas National Forest. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. 1487 Comment
  CHSC97267  Chrysothamnus viscidiflorus subsp. viscidiflorus Lowell Ahart; John Dittes 2007-8-9 14431 Plumas Along the west side of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  UC1777720  Chylismia claviformis subsp. integrior June McCaskill 465 Plumas Lake Almanor region Comment
  UC185111  Cicuta douglasii H. M. Hall 1912-8-3 9376 Plumas Sierra Nevada Mountains, Quincy Quincy; Sierra Nevada Mountains, Quincy 1066 Comment
  RSA599865  Cicuta douglasii L. C. Wheeler 1959-7-15 7571 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  RSA599866  Cicuta douglasii L. C. Wheeler 1959-7-15 7571 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  CAS-BOT-BC190010  Cinna latifolia George W. Gillett 1957-7-17 797 -B Plumas Lassen Volcanic National Park. Moist gully running into stream flowing from Little Meadow Lake into Willow Lake. 1767 Comment
  JEPS112952  Cinna latifolia Dean W. Taylor 2001-8-1 17863 Plumas tributary to Hopkins Creek draining from Blue Nose Mountain. along Forest Road 23N10 near the junction with Forest Road 23N43Y 1493 Comment
  JEPS28277  Cinna latifolia George W. Gillett 1957-7-13 797 .6 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park, Little Willow Lake into Willo 1767 Comment
  JEPS76222  Cinna latifolia W. L. Jepson 1939-7-31 19306 Plumas half-way between Meadow Valley and Bucks Valley 1676 Comment
  CHSC102101  Circaea alpina subsp. pacifica Lowell Ahart; John Dittes 2009-7-28 16197 Plumas On wet soil and humus, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  CHSC113614  Circaea alpina subsp. pacifica Lowell Ahart 2014-8-31 19804 Plumas In an unnamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  JEPS59256  Cirsium andersonii John Thomas Howell 1926-7-24 2104 Plumas near Prattville 1463 Comment
  UC176318  Cirsium andersonii A. A. Heller and P. B. Kennedy 1907-7-18 8881 Plumas grade between Beckwith and Red Clover Valley Comment
  CAS-BOT-BC284417  Cirsium arvense John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2188 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area and vicinity 883 Comment
  CHSC34930  Cirsium arvense M. S. Taylor 1981-7-29 4143 Plumas Rd embankment, e side of 25N42-Flournoy Grade, 1.5 mi s of Flournoy Bridge, ca. 3 air mi e of Genesee. 1402 Comment
  CAS-BOT-BC279960  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35980 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC279961  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35979 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CDA31795  Cirsium occidentale var. venustum C. Krass 1979-8-1 Plumas ).7 miles E of mile post 31.50 on HIghway 70 0 Comment
  RSA128650  Cirsium ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Road, just north of county line, 7.3 miles south of Vinton. Comment
  CHSC97525  Cirsium scariosum Lowell Ahart; John Dittes 2007-6-16 14117 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SEINET3840891  Cirsium scariosum G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3866 Plumas Two miles north of Turkey Point Fishing Access, USGA Quadrangle: Frenchman Lake 7.5 1700 Comment
  UCD130694  Cirsium scariosum var. americanum R. N. Raynor 1939-6-1 s.n. Plumas along Lake Almanor, near Chester. Comment
  CDA1131  Cirsium undulatum J. R. Keck Jr., R. Swanson 1967-8-17 s.n. Plumas About 6 mi. s. of Vinton; 1 mi. n. of county line, 200 yds. w. of Hwy 49 to Loyalton. 0 Comment
  CDA1606  Cirsium undulatum J. R. Keck Jr., R. Swanson 1967-8-17 s.n. Plumas About 6 mi. s. of Vinton; 1 mi. n. of county line, 200 yds. w. of Hwy 49 to Loyalton. 0 Comment
  RSA59828  Cirsium vulgare E. K. Balls 1950-9-15 15845 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  RSA59113  Cirsium vulgare E. K. Balls 1950-8-30 15517 Plumas Just west of Feather River Experiment Station. 4 miles north of Quincy. 1067 Comment
  CAS-BOT-BC439033  Cistanthe monosperma Helen K. Sharsmith 1955-6-28 4527 Plumas East Branch of North Fork of Feather River, near Pulga. 609 Comment
  CAS-BOT-BC228905  Cistanthe umbellata Rimo Bacigalupi 1927-7-11 1716 Plumas Near Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC228915  Cistanthe umbellata Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas About 6 miles west of Johnsville on road from Mohawk Comment
  UCD104800  Clarkia mildrediae subsp. lutescens L. P. Janeway 1995-7-29 4882 Plumas Along Pipeline Road, 3.3 miles NW of Lower Bucks Lake dam. 1584 Comment
  CAS-BOT-BC164918  Clarkia rhomboidea John Thomas Howell 1967-6-23 42718 Plumas Canyon of the East Branch of Feather River 2 miles east of Twain Comment
  SBBG18807  Clarkia rhomboidea C. B. Hardham 1961-6-15 73891 Plumas N of Quincy, jct of Indian Crk and Feather River 1219 Comment
  JEPS43677  Clarkia stellata W. L. Jepson 1910-6-4 4059 Plumas near Big Meadows 1310 Comment
  UC1422889 Image available Clarkia stellata T. Mosquin 1959-7-2 3332 Plumas Humbug Rd 1.2 mi w junction with Humboldt Road (w of Lake Almanor); Humbug Road, W of Lake Almanor, Plumas Co. Comment
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  CAS-BOT-BC165428  Clarkia unguiculata John Thomas Howell 1967-6-22 42651 Plumas Near mouth of Granite Creek. Canyon of the Feather River North Fork 609 Comment
  CAS-BOT-BC451741  Claytonia lanceolata Anna Head 1921-6-25 s.n. Plumas Near Gold Lake, Feather River Region Comment
  CAS-BOT-BC451743  Claytonia lanceolata Anna Head 1920-6-15 s.n. Plumas Gold Lake, Feather River Region Comment
  JEPS100225  Claytonia lanceolata Dean W. Taylor 2002-7-3 18220 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
  UC1567368  Claytonia lanceolata G. Schoolcraft 1989-7-3 1943 Plumas between Diamond Peak and Red Rock Peak; Diamond Mts. 2194 Comment
  SD8154  Claytonia palustris Mrs. R. M. Austin 1877-1 Plumas American Valley; Mill Creek Comment
  CHSC93077  Claytonia parviflora subsp. parviflora L. P. Janeway 1994-5-24 4648 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca. 1371 Comment
  CAS-BOT-BC443637  Claytonia perfoliata subsp. perfoliata John Thomas Howell 1962-6-18 37766 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC60550  Claytonia rubra L. P. Janeway 1992-5-22 4196 Plumas Plumas National Forest. Beckwourth Ranger District. Beckwourth Compartment. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. Wet meadowy areas around oxbow pond. 1485 Comment
  CHSC21217  Claytonia rubra subsp. rubra F. T. Griggs; A. Pass 1975-7-17 145 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC80257  Claytonia rubra subsp. rubra L. P. Janeway 1996-6-12 5008 Plumas Northern High Sierra Nevada. 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  UC397354  Claytonia rubra subsp. rubra Mrs. Jos. Clemens 1920-3-18 Plumas Crescent Mills Comment
  JEPS103572  Clintonia uniflora Lowell Ahart 2002-7-2 9830 Plumas On the S side of Forest Road 22N94, ca 75 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. 1577 Comment
  JEPS113460  Collinsia parviflora Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14002 Plumas East side of an open rocky flat, 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC76072  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
  CHSC117026  Collinsia torreyi var. torreyi Lowell Ahart 2016-6-2 20916 Plumas On the west side of the paved road, Lumpkin Ridge Road, about 3 3/4 miles (air) southwest of Little Grass Valley Reservoir dam. 1555 Comment
  JEPS3893  Collinsia torreyi var. wrightii Mrs. Emanuel Esther C. Fritz 1933-7-15 Plumas summit Spanish Peak 2133 Comment
  CDA15909  Collomia grandiflora B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  CHSC84436  Collomia grandiflora Lowell Ahart 2003-8-18 10519 Plumas On both sides of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  SEINET10869743  Collomia grandiflora Mary Susan Taylor 1981-7-6 Taylor 3977 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
  CHSC63261  Collomia tinctoria Lowell Ahart 1994-6-15 7327 Plumas On the west side of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  SEINET12326108  Comarum palustre W. Knight, Knight, I. 1983-1 4925 Plumas on road between Chester & Drakesbad in Warner Valley 1570 Comment
  JEPS108985  Conyza canadensis Lowell Ahart 2006-10-8 13400 Plumas On the west bank of Chips Creek, south of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden 715 Comment
  CHSC21122  Corallorhiza maculata F. T. Griggs; A. Pass 1975-7-2 25 Plumas East of road. Buck's Lake Forest Service Survey. Comment
  RSA104292  Corallorhiza maculata R. Weatherby 1955-7-2 1580 Plumas Wilcox Valley 1921 Comment
  CHSC102062  Cordylanthus tenuis subsp. tenuis Lowell Ahart; John Dittes 2009-7-15 16089 Plumas On dry rocky soil, open forest, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CHSC43491  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1974-8-7 592 Plumas In Cedar Flat, near Grixxly Mountain, about 1 mile south of Bucks Lake. 1828 Comment
  JEPS115163  Cordylanthus tenuis subsp. tenuis Lowell Ahart, John Dittes 2009-7-15 16089 Plumas On dry rocky soil, open forest, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1702 Comment
  JEPS81462  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1981-8-25 4240 Plumas ca 5 air mi ne Belden (ca 1 air mi ne of Lookout, just off spur rd off Red Hill Rd (26NF22F)); Almanor SW quad 1767 Comment
  CHSC101998  Cordylanthus tenuis subsp. viscidus L. P. Janeway; B. Castro 2009-8-29 9948 Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.6 km south of the Buckhorn survey monument; at junction of Road 23N69 and Road 23N36Y (to Martin Mine). 1881 Comment
  JEPS87884  Cordylanthus tenuis subsp. viscidus Lowell Ahart 1994-7-28 7529 Plumas sw of Bucks Lake (ne of Frenchman Hill) 1706 Comment
  RSA82061  Cordylanthus tenuis subsp. viscidus F. W. Peirson 1926-6-22 6807 Plumas Drakesbad, in vicinity of Boiling Lake, Lassen National Park. Comment
  CAS-BOT-BC209721  Cornus John Thomas Howell 1977-6-21 52379 Plumas Seneca 1097 Comment
  CAS-BOT-BC209432  Cornus nuttallii John Thomas Howell 1959-9-21 34735 Plumas Belden 701 Comment
  RSA397452  Cornus nuttallii Robert Gustafson 1984-5-15 2945 Plumas Butterfly Botanical area, ca. 7 miles northwest of Quincy, west of Hwy. 89. 1037 Comment
  RSA0091948  Cornus nuttallii Bonnie C. Templeton 1968-1 11286 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC210304  Cornus sericea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1517 Plumas Butterfly Botanical Area and Vicinity. Across dam from Pond Reservoir 1092 Comment
  CAS-BOT-BC210314  Cornus sericea John Thomas Howell 1961-6-21 36632 Plumas Greenville 1097 Comment
  UCD117305  Cornus sericea June McCaskill 1954-5-31 327 Plumas State Highway 89, 2.6 miles north of Greenville. 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
  SEINET3478225  Cornus sericea subsp. sericea G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1991-6-25 3279 Plumas East of Taylorsville, East of Taylorsville, 0.7 miles south of Arlington Road (Main Street), on Beckworth-Greenville Road 1110 Comment
  CHSC61728  Corydalis caseana subsp. caseana Vernon H. Oswald; Lowell Ahart 1993-8-25 5873 Plumas Lassen Volcanic National Park. S end of the arm of the North Fork of Rice Creek draining the N unit of Twin Meadows. 0.5 mi N of the S boundary of the park. 2057 Comment
  CHSC64456  Corydalis caseana subsp. caseana B. Castro; G. Kuenster, L. Gehrung 1994-7-17 527 Plumas 1 air mi E of Whitehorse Campgd E of Bucks Lake, ca 300 ft S of tributary to Bucks Creek. Along N-trending perennial creeklets tributary to Bucks Creek. 1645 Comment
  UC338307  Corydalis caseana subsp. caseana unknown 1889-5-28 Plumas Mohawk Valley Comment
  UC608850  Corydalis caseana subsp. caseana Beryl O. Schreiber 1938-7-10 2527 Plumas 1/4 mi. s. of U.C. Forestry Camp near Meadow Valley; Plumas Nat'l Forest, Bidwell Bar Quad. 1097 Comment
  CHSC21031  Corylus cornuta var. californica F. T. Griggs; A. Pass 1975-7-3 70 Plumas Buck's Lake Forest Service Survey. North of Grizzly Fore bay. Comment
  CAS-BOT-BC287206  Cota tinctoria John Thomas Howell 1960-7-24 35995 Plumas Chester 1371 Comment
  CAS-BOT-BC290330  Crepis John Thomas Howell 1962-6-17 37728 Plumas Portola 1463 Comment
  CAS-BOT-BC290445  Crepis acuminata John Thomas Howell; Gordon H. True 1973-7-31 50121 Plumas Summit ridge of Thompson Peak, Diamond Range 2133 Comment
  CAS-BOT-BC290452  Crepis acuminata Anna Head 1921-7-20 s.n. Plumas Above Round Lake. Feather River Region 1920 Comment
  UC625500  Crepis acuminata Frank W. Gould 1938-6-27 454 Plumas 5 mi n Blairsden 1371 Comment
  CAS-BOT-BC291564  Crepis intermedia Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1968-6-11 2366 Plumas Butterfly Botanical ARea, confluence of Spanish Creek and Butterfly Creek, Sierra Nevada Comment
  RSA40422  Crepis intermedia P. A. Munz, Lee W. Lenz 1948-8-12 12339 Plumas Forest Lodge, Greenville 1128 Comment
  UC346565  Crepis occidentalis E. B. Babcock 1928-6-14 153 Plumas Gray Eagle Resort; near rd. 1/8 mi below camp 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-BC376571  Crepis occidentalis subsp. pumila John Thomas Howell; Gordon H. True 1967-7-11 43369 Plumas About 2 miles southeast of Mt. Hough 1828 Comment
  CAS-BOT-BC290860  Crepis pleurocarpa John Thomas Howell 1926-7-20 2087 Plumas Near Prattville 1463 Comment
  CDA13930  Crepis pleurocarpa G. F. Hrusa 1997-5-3 13855 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CHSC118664  Crepis pleurocarpa Elizebeth Kramer 2015-5-19 2015002 Plumas Plumas National Forest. Located southeast of Baker Gulch; between Forest Service road 26N23 and 26N14. UTM 661206 E, 4441753 N, NAD83 Zone 10N. 1340 Comment
  UC346553  Crepis pleurocarpa E. B. Babcock 1928-6-15 161 Plumas 2 mi e Meadow Valley (on road to Quincy) Comment
  CHSC102966  Crypsis alopecuroides Lowell Ahart 2009-9-7 16391 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  UCR244660  Cryptantha J. T. Howell, H. K. Wagnon 1980-5-28 53699 Plumas Sierra Nevada Mtns., Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River 854 Comment
  CHSC76041  Cryptantha affinis G. F. Hursa; T. D. Wilfred 1996-7-9 13194 Plumas Grizzily Campground, S. of Bucks Lake on Hwy 162. [Original lat./long. on label is '39 52 N; 121 10 W']. 1600 Comment
  CHSC87632  Cryptantha affinis Lowell Ahart; Josephine Guardino 2004-5-24 10942 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1204 Comment
  RSA0058874  Cryptantha affinis Lowell A. Ahart 2008-7-9 15053 Plumas About 20 yards north of the dirt road, about 1/4 mile east of the Feather Fork mine, road is east of the main road and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte. 1686 Comment
  POM368162  Cryptantha affinis Dorothy Davis 1923-08 s.n. Plumas Near Gold Lake. 2439 Comment
  RSA687513  Cryptantha affinis G. D. Barbe, T. Fuller, J. T. Howell 1981-6-24 3235 Plumas 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1738 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
  UC54553  Cryptantha flaccida H. M. Hall and E. B. Babcock Jul 1903 4432 Plumas Indian Valley Sierra Nevada Mountains 1066 Comment
  CHSC82563  Cryptantha simulans Lowell Ahart 2002-7-18 9861 Plumas Basalt ridge, about 1/8 mile north of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1764 Comment
  CDA13371  Cryptantha torreyana G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13220 Plumas Sierra Nevada; Intersect. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  CHSC76044  Cryptantha torreyana G. F. Hrusa 1997-5-30 13833 Plumas Sierra Nevada. On the E side of Rattlesnake Creek creekbed, S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1300 Comment
  JEPS102382  Cryptantha torreyana Lowell Ahart 2001-7-17 8911 Plumas about 2 1/2 air mi N of Humboldt Summit (E of a small branch of Butt Creek, W side of a poor logging road) 1828 Comment
  JEPS102435  Cryptogramma acrostichoides Lowell Ahart 2001-7-11 8894 Plumas Large outcrop SW of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  SD27412  Cryptogramma acrostichoides Mrs. R. M. Austin 1879-1 Plumas Comment
  SD9684  Cryptogramma acrostichoides Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
Read comments
Jul 11 2010
  CAS-BOT-BC80530  Cupressus bakeri C. R. Quick; R. F. Wilcox 1962-10-1 62 -2 Plumas About 3/4 mile NE of Eisenheimer Peak, near east side of Mud Lake, extending northward down slope toward Wilcox Valley 2042 Comment
  CAS-BOT-BC80531  Cupressus bakeri M. S. Taylor; M. Foster 1981-8-13 4175 Plumas N & NE side of w flank of Wheeler Peak ridge, ca. 5 air mi n of Genesee 1981 Comment
  RSA176228  Cupressus bakeri C. R. Quick, Wilcox 1962-10-1 62 -2 Plumas 1.5 miles W of Wheeler Peak., an extension of known range 1997 Comment
  RSA595070  Cuscuta californica J. T. Howell, G. D. Fuller, G. D. Barbe 1981-6-26 54407 Plumas South end of Walker Plain near Buckeye. About 8 miles southwest of Bucks Lake on road to Oroville. 1524 Comment
  HSC97189  Cuscuta occidentalis L. Ahart 2003-9-7 10563 Plumas E side of the dirt road, 50 yds. SE of the Pacific Crest Trail, on Bunker Hill Ridge, 1 (air) mi. SE of Pilot Peak, 9 (air) mi. NE of La Porte 2039 Comment
  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
  SEINET10467142  Cyperus aristatus Mary Susan Taylor 1982-9-7 Taylor 5105 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CAS-BOT-BC114545  Cyperus eragrostis John Thomas Howell 1959-9-26 35073 Plumas Feather River Canyon. Ca. 1.5 mi W of Belden. 682 Comment
  CHSC59832  Cyperus squarrosus L. P. Janeway 1992-9-10 4306 Plumas Plumas National Forest. Sandy edge of Middle Fork Feather River 1.5 mi west of Beckwourth. 1481 Comment
  RSA89860  Cypripedium californicum Lee W. Lenz 1954-6-8 19136 Plumas 3.5 miles N of Beldon on road to Caribou Comment
  JEPS113772  Cystopteris fragilis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14017 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  CAS-BOT-BC70678  Cystopteris fragilis Donald L. Branscomb 1958-7-1 s.n. Plumas Near Johnsville Comment
  CAS-BOT-BC70679  Cystopteris fragilis Donald L. Branscomb 1958-7-1 s.n. Plumas Johnsville Comment
  CAS-BOT-BC189788  Dactylis glomerata Javier Penalosa 1962-6-19 2501 Plumas Highway 40-89, +-6.2 miles southeast of Quincy. 1097 Comment
  JEPS115893  Dactylis glomerata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16132 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
  CAS-BOT-BC445536  Damasonium californicum John Thomas Howell 1926-7-30 2161 Plumas Near Prattville 1371 Comment
  CDA17296  Damasonium californicum G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16324 Plumas Sierra Nevada; Few mi. E of Portola along Hwy 70, immed. adjacent to Hwy. 1554 Comment
  CAS-BOT-BC186624  Danthonia californica John Thomas Howell 1962-6-17 37686 Plumas Butterfly Valley 1036 Comment
  CHSC102708  Danthonia californica var. americana Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16159 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
  UCD60679  Danthonia californica var. americana John Thomas Howell 1960-7-22 35888 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  JEPS103524  Danthonia californica var. californica Lowell Ahart 2002-7-2 9818 Plumas On the bottom of the water holding pond, ca 150 yards N of Forest Road 22N94, 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. 1597 Comment
  CDA19259  Danthonia unispicata G. D. Barbe, T. C. Fuller 1982-6-17 3852 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  OBI9794  Darlingtonia californica Lewis S. Rose 1966-7-27 66058 Plumas Butterfly Valley; 3 mi W of Keddie 1067 Comment
  UC1337984  Darlingtonia californica Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2703 Plumas 1/4 mi s junction of US Forest Service Roads 25N15 and 25N12 (vicinity of Butterfly Valley) 1082 Comment
  UC330384  Darmera peltata J. G. Lemmon and wife Jun 1875 Plumas American Valley; High Sierra Comment
  CHSC1442  Delphinium andersonii V. Holt 1935-5-31 Plumas Chilcoot. 1524 Comment
  CHSC61606  Delphinium hesperium Arthur O. Barrett 1915-6-27 1 Plumas Plumas Forest. Indian Creek. 1645 Comment
  CHSC55575  Delphinium nudicaule Steven Triano 1988-4-17 60 Plumas Along cliffs on w side of Hwy. 70, ca 0.1 mi s of Rock Creek Dam. 640 Comment
  HSC25002  Delphinium nudicaule R. P. Maynard Jr. 1963-5-4 31 Plumas Lake Almanor, 7 mi. S on Hwy. 89 Comment
  CAS-BOT-BC116103  Delphinium nuttallianum J. T. Howell 1951-6-28 27698 Plumas Eureka Peak 1981 Comment
  CAS-BOT-BC116113  Delphinium nuttallianum Alice Eastwood 1918-5-25 6994 Plumas Portola Comment
  CHSC46653  Delphinium nuttallianum Lowell Ahart 1989-7-2 6357 Plumas North of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles north-east of La Porte. 2103 Comment
  CHSC52530  Delphinium nuttallianum L. P. Janeway 1990-7-6 3776 Plumas Plumas National Forest. Near Emigrant Creek and about 1/10 mi south of Little Grizzly Creek. 1767 Comment
  CAS-BOT-BC116100  Delphinium nuttallianum Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas Ca. 7 miles west of Johnsville on road to Gibsonville Comment
  CAS-BOT-BC116101  Delphinium nuttallianum Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas 1 mile west of Mohawk on road to Johnsville 1463 Comment
  CAS-BOT-BC116110  Delphinium nuttallianum Alice Eastwood 1927-6-17 14631 Plumas United State Forest Reserve, Long Valley Comment
  CAS-BOT-BC116111  Delphinium nuttallianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Plumas Plumas Co. Comment
  JEPS14952  Delphinium nuttallianum A. A. Heller 1940-5-22 15665 Plumas In a wayside ditch on State Highway #89, 3 miles South Prattville. Comment
  SD243405  Delphinium nuttallianum G. Douglas Barbe, T. C. Fuller 1982-7-16 3778 Plumas Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  CAS-BOT-BC121742  Delphinium patens subsp. patens John Thomas Howell 1951-6-27 27579 Plumas McRae Meadow 1981 Comment
  CDA17252  Deschampsia cespitosa G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16279 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CDA31655  Deschampsia cespitosa A. A. Beetle 1941-6-28 2771 Plumas W side of Lake Almanor 0 Comment
  CAS-BOT-BC192447  Deschampsia cespitosa subsp. cespitosa Walter Knight; Irja Knight 1966-6-18 1381 Plumas Butterfly Valley 1127 Comment
  CHSC80784  Deschampsia cespitosa subsp. cespitosa Clemens 1920-6-8 1571 Plumas Greenville. Comment
  CHSC91656  Deschampsia danthonioides G. D. Barbe; T. C. Fuller 1982-6-17 3848 Plumas Northern California. Plumas National Forest. East shore Frenchman Lake; Crystal Fishing Access. At the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  CHSC97615  Deschampsia danthonioides Lowell Ahart; John Dittes 2007-6-16 14096 Plumas On dry bare soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  OBI2939  Deschampsia danthonioides Lewis S. Rose 1968-6-10 68083 Plumas Quincy 1036 Comment
  CHSC24275  Deschampsia elongata K. R. Stern 1975-7-24 Plumas SW side of Lake Almanor. Comment
  CHSC79879  Deschampsia elongata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-15 13205 Plumas Northern California, Sierra Nevada, Plumas National Forest. 2.5 m 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']. 1615 Comment
  CHSC91947  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
  UCD114772  Descurainia pinnata subsp. glabra M. S. Taylor 1982-9-13 5128 Plumas Ramelli Ranch, at junction of Grizzly Creek and Feather River, 2 miles west of Beckwourth. 1487 Comment
  CDA12082  Descurainia pinnata subsp. intermedia G. F. Hrusa, G. L. Webster 1989-5-1 7027 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  CHSC55509  Dicentra formosa Ben Cunningham 1991-4-20 Plumas Ca. 2.5 mi s of Tobin and 6 ft w of Highway 70. 41 mi s of Greenville. 609 Comment
  CAS-BOT-BC402605  Dicentra uniflora Mary Strong Clemens 1920-5-5 s.n. Plumas Greenville Comment
  SEINET8769425  Dicentra uniflora W. Harnach, N. Harnach 1990-4-13 256 Plumas Sierra Valley, Approx 0.25 N of Sierra/Plumas Co. line of Co. Rd. A-23, Barry Hill (McElroy on maps). 1615 Comment
  CAS-BOT-BC242667  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7157 b Plumas Lassen National Park, Devils Kitchen, Hot Springs Creek canyon, 1.5 miles W. of Drakesbad 1859 Comment
  JEPS110528  Dichanthelium acuminatum subsp. fasciculatum Lowell Ahart 2006-10-23 13499 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  SEINET241786 Image available Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7157 d Plumas Lassen NP ; Devils Kitchen, Hot Springs Creek Canyon, 1.5 miles W. of Drakesbad. 1859 Comment
  CAS-BOT-BC502163  Dichelostemma congestum John Thomas Howell 1960-7-22 35928 Plumas Near Devil's Kitchen, near Drakesbad; Lassen Volcanic National Park 1828 Comment
  RSA59106  Dichelostemma multiflorum E. K. Balls 1950-8-30 15510 Plumas 1 mile west of Feather River Experiment Station, 4 miles north of Quincy. 1220 Comment
  CAS-BOT-BC292274  Dieteria canescens John Thomas Howell 1959-9-24 34974 Plumas Beckwourth 1487 Comment
  CHSC59902  Dieteria canescens var. canescens L. P. Janeway; Laurie Lamm 1992-7-28 4280 Plumas Plumas National Forest. 1.25 mi north-northeast of Dotta Saddle, 2 mi northwest of Reconnaissance Peak; ca 9 mi northeast of Portola. 2072 Comment
  UC569697  Dieteria canescens var. canescens C. W. Hanks 1934-8-30 61 Plumas 0.75 mi s Bald Peak; Sierraville Quad. 1676 Comment
  CHSC21558  Diplacus layneae L. M. Mayer; D. E. Brink Jr. 1975-7-2 Plumas Bucks Lake Floristic Survey. Found in the n portion of the section. Comment
  CAS-BOT-BC153531  Diplacus leptaleus Catherine Best 1987-6-10 1286 Plumas Lakes Basin Campground 1828 Comment
  CAS-BOT-BC151858  Diplacus mephiticus Alice Eastwood 1918-5-25 7014 Plumas Portola Comment
  CHSC34070  Diplacus mephiticus M. S. Taylor; L. Heckard 1981-7-29 4140 Plumas E side of 25N42 = Flournoy Grade, 1.3 mi s of Flournoy Bridge, ca. 3 mi e of Genesee. 1341 Comment
  CHSC42036  Diplacus mephiticus Lowell Ahart 1986-7-25 5379 a Plumas Along the edge of a side road, north of Cleghorn Bar Road, about 1 and 3/4 miles north-west of Finger Board, about 4 1/4 miles north-west of Pilot Peak. 1828 Comment
  RSA0037138  Diplacus mephiticus L. P. Janeway 2014-7-30 11566 Plumas Northern High Sierra Nevada. Plumas National Forest; 2.3 air-mi north of the Little Grass Valley Reservoir dam; near top of ridge above Road 22N27 0.6 km north of the major junction with the 94 road. 1765 Comment
  CHSC1797  Diplacus pygmaeus V. Holt 1932-5-29 Plumas Flats near Lake Almanor. 1310 Comment
  CAS-BOT-BC153948  Diplacus pygmaeus John Thomas Howell; H. Keith Wagnon 1980-5-27 53623 Plumas About 1.5 miles northwest of Almanor (near intersection of Highway 89 and Humboldt Road) 1389 Comment
  CHSC24968  Diplacus torreyi L. Mayer; D. Brink 1975-7-3 Plumas Buck's Lake Survey. Comment
  JEPS48505  Dodecatheon alpinum Esther C. Fritz 1933-7-4 Plumas Spanish Peak 2133 Comment
  UC1075814  Dodecatheon hendersonii E. K. Balls and L. W. Lenz 1955-5-14 20708 Plumas 1.5 mi n Greenville (along road to Lake Almanor, Hwy 89); n of Greenville, rd to Lake Almanor 1127 Comment
  POM68155  Downingia bacigalupii Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  SD87811  Downingia bacigalupii Frank W. Peirson 1926-6-21 6802 Plumas Near Lake Almanor. Comment
  UC1037285  Downingia bacigalupii Leo Whitney 1934-8-10 1706 Plumas ca 10 mi n Beckwith; Dixie Valley 1828 Comment
  CHSC60276  Draba verna K. B. McShea 1992-4-24 4 Plumas At 53 Meyers St., Quincy. 975 Comment
  SEINET10973509  Draba verna Mary Susan Taylor 1982-5-7 Taylor 4415 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
  CHSC60528  Draba verna var. aestivalis L. P. Janeway 1992-4-2 4145 Plumas Plumas National Forest. 1 1/4 mi northeast of Middle Fork Feather River (and Sloat), 1/4 mi northeast of Hwy 70/89, 1/2 mi east of Rattlesnake Creek. 1706 Comment
  UCD105968  Draperia systyla Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 320 Comment
  UCD119193  Draperia systyla Lewis S. Rose 1967-7-19 67141 Plumas Cresta, North Fork, Feather River. 762 Comment
  UCD99523  Drosera filiformis Barry Rice 2009-6-26 BR 090601 Plumas in Butterfly Valley Botanical Area. Comment
  CHSC102585  Drosera rotundifolia L. P. Janeway; B. Castro 2009-7-4 9848 Plumas Northern High Sierra Nevada. Upper end of Rock Isl ... Field redacted by CHSC, contact the data manager for more information 1576 Comment
  UC1485469  Drosera rotundifolia M. S. Taylor 1981-6-15 3906 Plumas n side of Bucks Lake Rd. 0.2 mi n Bucks Summit (ca 4 air mi sw of Meadow Valley); Bucks Lake quad. 1645 Comment
  JEPS95545  Drymocallis lactea var. austiniae Lowell Ahart 1994-6-29 7415 Plumas about 1/2 mi S of Bucks Lake (along a poor logging road) 1828 Comment
  CAS-BOT-BC159309  Drymocallis lactea var. lactea John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54157 Plumas Meadow and forest borders, 3.25 miles west of Round Valley Reservoir dam - Sierra Nevada 1633 Comment
  CHSC54859  Dryopteris arguta Vernon H. Oswald 1991-9-11 4873 Plumas Domingo Spring on Chester-Wilson Lake Rd (Forest Rd 29N63; Plumas County Rd 311), ca. 7.5 miles (air) west-northwest of Chester. 1545 Comment
  CHSC94669  Dysphania ambrosioides Lowell Ahart 2006-10-8 13411 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden. 715 Comment
  SEINET3156672  Dysphania carinata E. K. Balls 1950-9-14 15833 Plumas North Fork Feather River, 6 miles NW of Chester 1402 Comment
  CHSC34782  Dysphania pumilio L. Ahart 1981-9-6 3086 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
  CHSC81110  Dysphania pumilio Lowell Ahart 2001-8-29 9260 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC81847  Echinochloa colona Lowell Ahart 2001-10-16 9385 Plumas On the northwest side of Round Valley Reservoir, just below the road, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CDA1989  Echinochloa muricata var. microstachya G. D. Barbe, T. C. Fuller 1972-9-13 983 Plumas South of Spanish Creek, 0.2 miles N of county courthouse on State Hwy 70, Quincy. 0 Comment
  SEINET10904442  Elatine Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5176 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
  CHSC20772  Eleocharis acicularis K. R. Stern 1975-7-23 5863 Plumas NW shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC113505  Eleocharis bella Claire Etienne 1969-7-26 283 Plumas Off Middle Fork of Feather River, Hwy 89, near Graeagle, 1280 Comment
  CAS-BOT-BC113385  Eleocharis engelmannii Thomas H. Kearney 1944-8-14 18 Plumas Near Prattville, Lake Almanor Comment
  CHSC84223  Eleocharis engelmannii Lowell Ahart 2003-7-18 10427 Plumas In a meadow, on the north side of the road, about 1/4 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1709 Comment
  JEPS102596  Eleocharis engelmannii Lowell Ahart 2001-10-16 9376 Plumas On the north side of a bank and a small stream, on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  CAS-BOT-BC113395  Eleocharis engelmannii var. detonsa John Thomas Howell 1926-7-30 2158 Plumas Adjacent to Pond Reservoir. Butterfly Botanical Area. 1371 Comment
  JEPS98450  Eleocharis macrostachya Lowell Ahart 2000-5-21 8382 Plumas 5 air miles NW of Quincy (30 ft N of the pond, Butterfly Valley) 1005 Comment
  CAS-BOT-BC113148  Eleocharis palustris George Wilson Gillett 1957-7-18 827 Plumas Meadow at N end of Willow Lake, along inlet from Little Willow Lake. 1661 Comment
  CHSC78471  Eleocharis quinqueflora L. P. Janeway 2000-7-16 6920 Plumas Northern High Sierra Nevada. Meadow at head of East Branch Coldwater Creek. 1768 Comment
  CHSC92823  Eleocharis quinqueflora Lowell Ahart; Josephine Guardino 2005-8-10 12322 A Plumas Bog in a small meadow, a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CAS-BOT-BC112081  Eleocharis quinqueflora Clarence Roy Quick 1945-7-20 45 -61 Plumas USFD fenced pasture, Deanes Valley, SE of Meadow Valley. Comment
  CHSC58202  Eleocharis suksdorfiana Vernon H. Oswald; Lowell Ahart 1992-6-22 5026 Plumas Lassen Volcanic National Park. Small corner of park property on the S side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  CHSC78474  Eleocharis torticulmis Jim Battagin 2000-6-17 Plumas Butterfly Valley Botanical Area. By little creek in north endof Pond Meadow. 1164 Comment
  NY803662  Eleocharis torticulmis L. P. Janeway 2000-7-3 6874 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  JEPS88519  Elodea canadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8047 Plumas 1.4 mi s of Last Chance Camnpground (extending e from road 29N11, e side of Last Chance Marsh at n end of Lake Almanor, on e side of road to campground, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  CAS-BOT-BC451511  Elodea nuttallii C. Etienne 1969-7-26 294 Plumas Off Middle Fork of Feather River; Hiway 89 near Graeagle next to Feather River Park Resort entrance. 1280 Comment
  CAS-BOT-BC227597  Elymus elymoides Gladys L. Smith 1959-6-20 1254 Plumas At Plumas - Sierra county line on Gold Lake to Feather River route 1828 Comment
  CAS-BOT-BC227604  Elymus elymoides John Thomas Howell 1951-6-28 s.n. Plumas Eureka Lake 1889 Comment
  OBI2918  Elymus glaucus Lewis S. Rose 1968-6-10 68089 Plumas Quincy 1036 Comment
  SEINET10554310  Elymus glaucus John Thomas Howell 1961-6-21 Howell 36674 Plumas Greenville. 1097 Comment
  CAS-BOT-BC206515  Elymus glaucus subsp. glaucus John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1523 Plumas Area adjacent to north en Pond Reservoir - Butterfly Botanical Area and Vicinity 1097 Comment
  CHSC61940  Elymus glaucus subsp. glaucus Lowell Ahart 1993-9-24 7265 Plumas On the south side of the Pacific Crest Trail, about 400 yards north-east of the trail head, about 1/10 mile east of the Quincy La Porte Road, about 1 mile west of Pilot Peak. 1920 Comment
  CAS-BOT-BC206505  Elymus glaucus subsp. glaucus John Thomas Howell 1960-7-17 35493 Plumas Drakesbad - Lassen Volcanic National Park 1828 Comment
  JEPS127333  Elymus multisetus Lowell Ahart 2016-7-9 21094 Plumas Top and on the north side Table Mountain, about 2 miles (air) northwest of of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC204402  Elymus trachycaulus subsp. trachycaulus W. Harnach; N. Harnach 1991-6-29 594 Plumas Sierra Valley. 4 miles north of Loyalton, CA on Co. rd. A-24 (6 mile rd.) 1490 Comment
  CAS-BOT-BC204412  Elymus trachycaulus subsp. trachycaulus David D. Keck 1944-7-8 5419 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather River 1356 Comment
  CHSC102381  Elytrigia intermedia subsp. barbulata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16131 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  JEPS115892  Elytrigia intermedia subsp. barbulata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16131 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CHSC94944  Elytrigia intermedia subsp. intermedia Samantha Mackey Hillaire 2006-9-13 1231 Plumas Sierra Nevada. North of Grizzly Forebay, north side of road 24N49, west of PG and E's Grizzly Powerhouse. 1341 Comment
  UCR3609  Epilobium angustifolium Wm. Horn Jr. 1963-7-14 630714- 4 Plumas Northern Sierra Nevada Mtns, 1.75-2.0 mi west of Meadow Valley store on [S side of] Big Creek 1189 Comment
  CDA14013  Epilobium brachycarpum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13500 Plumas Sierra Nevada; N side of USFS 23N12, approx. 3/4 mile W of Bull Run Creek crossing. Comment
  CDA38055  Epilobium brachycarpum L. Ahart, John Dittes 2005-9-2 12460 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. Comment
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Oct 5 2019
  CHSC53689  Epilobium brachycarpum L. P. Janeway 1989-7-19 3496 Plumas Plumas National Forest. Edge of forest along SW side of Red Clover Valley; 0.2 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. 1676 Comment
  RSA716271  Epilobium brachycarpum L. Ahart, John Dittes 2005-9-20 12460 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
  UCD105282  Epilobium brachycarpum F. H. Bolster 1912-9-1 65 Plumas Tobin, Feather River Canyon. 381 Comment
  CAS-BOT-BC171720  Epilobium canum subsp. latifolium A. R. Kruckeberg 1951-9-2 2898 Plumas Below summit of Lakes Basin Road, in dry wash. Comment
  CAS-BOT-BC171721  Epilobium canum subsp. latifolium E. P. Chace 1934-1-1 6249 Plumas Near Camp Rodgers Comment
  CAS-BOT-BC171723  Epilobium canum subsp. latifolium John Thomas Howell 1926-7-26 2119 Plumas Near Prattville 1524 Comment
  POM223303  Epilobium canum subsp. latifolium E. C. Sutliffe 1919-09 s.n. Plumas Gold Lake Region Comment
  POM249871  Epilobium ciliatum subsp. ciliatum Joseph A. Ewan 1934-8-8 8594 Plumas Deutsus (Blairsden), Middle Fork Feather River, Mohawk Valley 1616 Comment
  CHSC97278  Epilobium ciliatum subsp. glandulosum Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14467 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  JEPS107495  Epilobium ciliatum subsp. glandulosum Lowell Ahart, John Dittes 2005-9-19 12388 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope lake 2080 Comment
  CHSC115212  Epilobium densiflorum Lowell Ahart 2015-6-7 20221 Plumas West side of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 mile (air) west of La Porte. 1411 Comment
  CHSC91907  Epilobium densiflorum Lowell Ahart; Josephine Guardino 2005-8-9 12260 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  RSA515526  Epilobium foliosum J. T. Howell, H. Keith Wagnon 1980-5-28 53698 Plumas Sierra Nevada: Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River. 854 Comment
  CHSC76058  Epilobium glaberrimum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-26 3343 Plumas 0.75 mile east of Bucks summit on Bucks Lake Road. 1600 Comment
  CHSC80843  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2001-7-19 8943 Plumas On the banks 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
  JEPS78686  Epilobium glaberrimum subsp. glaberrimum W. L. Jepson 1939-7-31 19301 Plumas canyon halfway between Meadow Valley and Buck's Valley; Spanish Peak Comment
  CHSC81035  Epilobium leptophyllum Vernon H. Oswald; B. Corbin, K. Earll, G. Schoolcraft 2001-7-28 10052 Plumas Willow Lake located west of Kelly Mountain just south of Lassen Volcanic National Park. 1627 Comment
  UC1755160  Epilobium luteum Dean W. Taylor 2001-8-1 17873 Plumas Hopkins Creek, along Forest Road 23N10 0.2 road miles N of the creek crossing, on a small waterfall of 3 cascades originating as a spring 1685 Comment
  UC170967  Epilobium minutum H. M. Hall 1912-6-28 9285 Plumas Spanish Creek Sierra Nevada Mountains 1158 Comment
  CHSC36320  Epipactis gigantea M. S. Taylor 1982-8-4 4918 Plumas On n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 1889 Comment
  UC1075721  Epipactis gigantea Robert J. Weatherby 1955-8-4 1671 Plumas No Ear Bar Middle Fork Feather River 914 Comment
  UC429342  Epipactis gigantea Mrs. R. M. Austin July 1878 300 Plumas Mt. Dyer Comment
  CAS-BOT-BC56995  Equisetum arvense Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1395 Plumas At edge of Pond Reservoir 1097 Comment
  CAS-BOT-BC57006  Equisetum arvense John Thomas Howell 1955-7-18 30728 Plumas Mohawk 1371 Comment
  CHSC31267  Equisetum arvense F. T. Griggs; A. Pass 1975-7-17 228 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC6  Equisetum arvense R. Morford 1931-5-16 Plumas Humbug Valley swamp. 1310 Comment
  CHSC66286  Equisetum arvense Lowell Ahart 1996-6-28 7686 Plumas About 1/2 mile south-west of the Feather Fork Mine, about 1 mile north-east of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1676 Comment
  RSA0091210  Equisetum arvense Bonnie C. Templeton 1968-1 11283 Plumas [No location data on label. Possibly Trinity County.] Comment
  CHSC102045  Equisetum hyemale subsp. affine Lowell Ahart; John Dittes 2009-7-27 16162 Plumas On damp soil, high area in a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CAS-BOT-BC57403  Equisetum laevigatum John Thomas Howell 1955-7-18 30727 Plumas Mohawk 1371 Comment
  POM87292  Eremocarpus setiger Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC174159  Eremogone aculeata A. A. Heller; P. B. Kennedy 1907-7-3 8703 Plumas Hills above Red Clover Valley Comment
  RSA105557  Eremogone cliftonii E. K. Balls, Lee W. Lenz 1955-5-13 20700 Plumas Between Tobin and Camp Rogers, U.S. Hwy 40. 610 Comment
  CHSC35935  Eremogone congesta var. suffrutescens M. S. Taylor 1982-5-17 4461 Plumas N side of 22N55, near its jct with 22N54 and 22N88, ca. 2 mi se of Portola, on ridges below Beckwourth Peak. 1706 Comment
  CHSC97175  Eremogone kingii var. glabrescens Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14043 Plumas Along the west side of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  CAS-BOT-BC286666  Ericameria bloomeri E. K. Balls 1950-9-2 15652 Plumas Mt. Ingalls Lookout, north of Grizzly Valley 2484 Comment
  CHSC36879  Ericameria bloomeri M. S. Taylor 1982-9-13 5129 Plumas Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  CHSC36881  Ericameria bloomeri M. S. Taylor 1981-8-19 4226 Plumas S side of 23N10, 0.5 mi e of its jct with spur rd 23N10G, ca. 5 air mi w of Sloat. 1615 Comment
  CHSC43608  Ericameria bloomeri Vernon Oswald 1984-8-14 1649 Plumas Hwy 36 at the Chester Airport. 1386 Comment
  CHSC20829  Ericameria nauseosa K. R. Stern 1975-7-24 5822 Plumas E shore of Lake Almanor. 1371 Comment
  JEPS95053  Ericameria nauseosa var. oreophila Lowell Ahart 1997-9-11 7903 Plumas about 1/2 mi s of Mosquito Creek (about 4 1/2 air mi ne of Beldon, on w idge of Caribou Road, on w side of the North Fork of Feather River); North Fork of Feather River, Caribou Road 792 Comment
  CAS-BOT-BC299437  Ericameria nauseosa var. speciosa Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CHSC64069  Ericameria nauseosa var. speciosa L. P. Janeway 1993-9-28 4605 Plumas Plumas National Forest. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River. 1499 Comment
  SBBG128586  Ericameria nauseosa var. speciosa L. Ahart 2008-9-10 15360 Plumas both sides of the Quincy La Porte Rd, NW of E Branch Crk, ca. 1 3/4 mi (air) S of Little Grass Valley Reservoir, ca. one mi NE of La Porte 1593 Comment
  UCD131489  Ericameria nauseosa var. speciosa John Thomas Howell 1974-9-20 50902 Plumas near Spring Garden. 1158 Comment
  CHSC66860  Ericameria parryi var. latior Vernon H. Oswald; Lowell Ahart 1996-9-10 8284 Plumas High Cascade Range. Forest road 29N11 on the E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.6 mi S of Last Chance Campground. Edge of road. 1371 Comment
  UCD131546  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34967 Plumas Sierra Valley near Beckworth. 1478 Comment
  RSA129818  Ericameria suffruticosa C. G. Albertus 1935-8-13 264 Plumas Mt. Ingalls 2554 Comment
  CHSC34326  Erigeron canadensis L. Ahart 1981-9-6 3088 Plumas Along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi s w of Crescent Mills. 1200 Comment
  CAS-BOT-BC294962  Erigeron compositus John Thomas Howell; Gordon H. True 1973-7-31 50078 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  SEINET8667134 Image available Erigeron divergens W. Harnach, N. Harnach 1990-6-19 398 Plumas Sierra Valley. Approx 3 road miles N of Beckwourth on Genesse [Genessee] Rd 1585 Comment
  RSA641874  Erigeron eatonii Michael A. Vincent 1999-6-7 8526 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  JEPS97401  Erigeron eatonii var. plantagineus Vernon H. Oswald and L. Ahart 1994-7-24 7129 Plumas T30N R8E NE1/4 NE1/4 Sec. 7, 6350 ft, High Cascade Range, Red Fir Forest. N of Lake Almanor and ca. 2 mi ESE of Silver Lake on Forest Route 10 just S of its jct. with Forest Road 30N21 1935 Comment
  UC1563921  Erigeron eatonii var. plantagineus Barbara Ertter 1989-7-4 8686 Plumas 4.2 mi w of jct of Hwy 89 and Hwy 36 (w of Lake Almanor); Coyote Flat 1524 Comment
  UC1730238  Erigeron eatonii var. plantagineus L. P. Janeway 1998-6-24 5667 Plumas near Ferris Cabin (along Road 28N03, S side of Ferris Creek about 1 mi SW of Last Chance Creek) 1670 Comment
  RSA523584  Erigeron eatonii var. plantagineus Barbara Ertter 1989-7-4 8686 Plumas Coyote Flat W of Lake Almanor, 4.2 mi W of jct of Hwy 89 and Hwy 36. 1524 Comment
  CHSC106220  Erigeron eatonii var. sonnei Arthur C. Barrett 1915-7-15 3 Plumas Indian Creek, near Boulder Cr. 1645 Comment
  UC1118192  Erigeron glacialis var. glacialis F. W. Embree 1934-6-6 62 Plumas Three Lakes Plumas National Forest, Bidwell Bar Quadrangle,Three Lakes 1889 Comment
  CAS-BOT-BC300834  Erigeron glacialis var. glacialis Ella Dales Cantelow 1941-7-20 3515 Plumas 10 mi. s. of Quincy rd to La Porte 1981 Comment
  CAS-BOT-BC295213  Erigeron inornatus L. P. Janeway 1990-7-13 3798 Plumas Plumas National Forest, Beckwourth Ranger District. Near Emigrant Creek about 1/3 mi south of Little Grizzly Creek 1798 Comment
  CHSC55662  Erigeron inornatus var. inornatus K. R. Stern 1985-6-25 8238 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC73930  Erigeron lassenianus var. deficiens B. Castro; L. Gehrung 1998-10-1 850 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge just west of Pilot Peak and overlooking upper end of S Fork Feather River. On N side river's crossing of USFS Rd 22N60, NW of the Pacific Crest Trail, at upper end of open band of serpentine which runs in a NW direction from ctr of section. At W edge of band. 1990 Comment
  JEPS112915  Erigeron lassenianus var. deficiens Dean W. Taylor 2001-8-1 17872 Plumas Sawpit Flat, along the Forest Road 23N24 from Quincy-La Porte Highway towards Cleghorn Bar 1920 Comment
  CHSC98711  Erigeron petrophilus var. sierrensis L. P. Janeway 2007-8-13 9185 Plumas Northern High Sierra Nevada. Above Road 24N24X just west of Little Schneider Creek. 1244 Comment
  CHSC99970  Erigeron petrophilus var. sierrensis Lowell Ahart 2008-9-10 15388 Plumas About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  HSC100780  Erigeron petrophilus var. sierrensis L. P. Janeway, B. Castro 2009-8-29 9949 Plumas E end of Red Mountain, 0.6 km S of the Buckhorn survey monument; at junction of Rd. 23N69 and Rd. 23N36Y. 573 Comment
  UC1730266  Erigeron petrophilus var. sierrensis L. P. Janeway 1996-8-9 5062 Plumas about 2 mi S of Haskins Valley (on W side of Road 18 at jct with Road 23N69; at extreme E end of Red Mountain) 1792 Comment
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Jul 16 2007
  CDA19276  Erigeron pumilus var. intermedius G. D. Barbe, T. C. Fuller 1982-6-17 3862 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  UCD150598  Erigeron pumilus var. intermedius Tim Metcalf 1974-5-27 374 Plumas Three mi. W of Loyalton; 3 mi. N of Rd. 49 on Harriet Ln. 1524 Comment
  CHSC45930  Eriodictyon californicum Lowell Ahart 1981-6-25 2883 Plumas On the road cutbank, along the dirt road, about 1 mile north of Nelson Creek, about 16 miles north-east of La Porte. 1554 Comment
  UC107137  Eriodictyon californicum Mrs. R. M. Austin 1876-1 450 Plumas Shoo Fly Bridge Comment
  UCD99748  Eriogonum baileyi John Thomas Howell 1959-9-25 35027 Plumas Summit of Beckwourth Pass. 1588 Comment
  CHSC57442  Eriogonum douglasii var. meridionale L. P. Janeway; Garrett Gibson 1991-6-24 4056 Plumas Plumas National Forest. Squaw Valley, ca 1/2 mi northwest of 'Four Corners' (junction of Laufman-to-Red Clover Valley Road and Frenchman Lake Road). 1703 Comment
  CAS-BOT-BC246537  Eriogonum elatum var. elatum Clare B. Hardham 1970-8-9 17716 CC Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC34737  Eriogonum elatum var. elatum M. S. Taylor 1981-8-4 4154 Plumas On top of Wildcat Ridge, ca. 4 air mi nw of Antelope Lake, ca. 13 air mi ne of Taylorsville. 2164 Comment
  SEINET10479810  Eriogonum elatum var. elatum Mary Susan Taylor 1981-7-13 Taylor 4004 Plumas T23N R14E nw/sw sec 26 and ne/se sec 27, Portola quad; Ramelli Ranch, E side, S of Feather River, ca. 2 mi ESE of Beckwourth. 4800 ft elev. Sagebrush Scrub in dry sandy soil. 1463 Comment
  CAS-BOT-BC267329  Eriogonum luteolum var. pedunculatum Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Indian Valley Road near Crater Nat'l. Park Comment
  JEPS56731  Eriogonum marifolium Esther C. Fritz 1933-7-27 Plumas Spanish Peak 2133 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
  SEINET10479527  Eriogonum nudum var. deductum Mary Susan Taylor 1982-8-5 Taylor 4937 A Plumas T25N R10E ne sec 8. Greenville SW quad. Around Crystal Lake, just below Mt Hough, ca. 7 air mi nne of Quincy. 6700 ft. 2042 Comment
  SEINET5330926  Eriogonum nudum var. deductum A. A. Heller, P. B. Kennedy 1907-7-13 8834 Plumas Between Taylorville and Little Grizzly Creek Comment
  CHSC63711  Eriogonum nudum var. nudum Lowell Ahart 1994-10-19 7566 Plumas Along the edge of the dirt road, near Boulder Creek, Granite Basin. 1615 Comment
  CHSC39086  Eriogonum nudum var. pubiflorum R. A. Schlising 1981-8-2 4177 Plumas Just n of Butte County line, ne of Humboldt Peak; in basin draining into Scotts John Creek. 2011 Comment
  JEPS56580  Eriogonum ovalifolium J. G. Lemmon Sept. 1878 Plumas Plumas County Comment
  SD42557  Eriogonum pedunculatum Carl B. Wolf 1937-8-6 9066 Plumas Northern Sierra Nevada, Mohawk Valley, 2 mi. No. of Blairsden 1341 Comment
  CHSC102438  Eriogonum spergulinum var. reddingianum L. P. Janeway; B. Castro 2009-6-7 9802 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 180 m southwest of Thompson Valley Creek. Broad valley of wet and dry meadow complex and sagebrush flats. 1672 Comment
  SEINET11933012  Eriogonum spergulinum var. reddingianum W. Knight, Knight, I. 1983-1 4904 Plumas meadow in yellow pine plant community 6 mi out of Chester on road to Drakesbad Comment
  CHSC53052  Eriogonum strictum var. anserinum L. P. Janeway 1989-6-23 3380 Plumas Plumas National Forest Beckwourth Ranger District. Upper w-facing slope in ridge between Crocker Mdw and Dotta Cr. 1889 Comment
  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
  CHSC21339  Eriogonum umbellatum var. modocense F. T. Griggs; A. Pass 1975-7-8 132 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC40927  Eriogonum umbellatum var. modocense K. R. Stern 1985-6-25 8210 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC60547  Eriogonum umbellatum var. modocense L. P. Janeway 1992-7-8 4249 Plumas 0.15 mi south of Beckwourth-Genesee road, 0.7 mi northwest of Clover Valley Ranch. Plumas National Forest Beckwourth Ranger District Crocker Compartment. 1676 Comment
  CHSC82544  Eriogonum umbellatum var. modocense Lowell Ahart 2002-7-18 9859 Plumas Basalt ridge, about 1/8 mile north of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1743 Comment
  JEPS114530  Eriogonum umbellatum var. modocense Lowell Ahart 2008-8-13 15192 Plumas On and around rocks. about 100 yards north of Kenzie Ravine and the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte 1598 Comment
  CAS-BOT-BC262076  Eriogonum umbellatum var. nevadense John Thomas Howell; Gordon H. True 1973-7-31 50112 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CAS-BOT-BC262080  Eriogonum umbellatum var. nevadense Alice Eastwood 1927-6-27 14876 Plumas United States Forest Reserve, Chilcott [Chilcoot] Comment
  CHSC39995  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-8-5 4925 Plumas Mt Hough summit, ca. 7 mi nne of Quincy. 2194 Comment
  CHSC39996  Eriogonum umbellatum var. nevadense M. S. Taylor; H. Swanson 1982-8-11 4963 Plumas Along Pacific Crest trail, ca. 1 mi nw of A-Tree, ca. 5 mi sw of Johnsville. 2133 Comment
  CHSC80861  Eriogonum umbellatum var. nevadense Lowell Ahart; Vernon H. Oswald 2001-7-11 8895 Plumas Large outcrop southwest of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville, about 5 1/2 miles (air) east of Lake Almanor. 2042 Comment
  JEPS113426  Eriogonum umbellatum var. nevadense Lowell Ahart, John Dittes 2007-8-9 14436 Plumas About 30 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  JEPS95292  Eriogonum umbellatum var. nevadense Lowell Ahart 1994-7-28 7528 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  RSA60125  Eriogonum umbellatum var. nevadense E. K. Balls 1950-9-2 15648 Plumas Mt. Ingalls Lookout, north of Grizzly Valley. 2485 Comment
  UCD19140  Eriogonum umbellatum var. nevadense W. B. McHenry 1990-8-7 s.n. Plumas Bucks Lake. 1584 Comment
  SEINET10479562  Eriogonum umbellatum var. nevadense Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4963 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
  CHSC104740  Eriogonum umbellatum var. polyanthum L. P. Janeway; Matt Simenc, Jason Emmons 2009-7-27 9879 Plumas Northern High Sierra Nevada. Plumas National Forest; Frenchman Hill and western end of Red Mountain, along the dirt road across Red Mountain, 360 m south-southeast of the top of Frenchman Hill. 1781 Comment
  CHSC77060  Eriogonum umbellatum var. polyanthum L. P. Janeway 1996-8-9 5063 Plumas At eastern end of Red Mountain, about 2 mi south of Haskins Valley; on west side of Road 18 at junction with Road 23N69. 1792 Comment
  CHSC82122  Eriogonum umbellatum var. polyanthum L. P. Janeway 2001-8-5 7420 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  JEPS113888  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-8-12 9161 Plumas Northern High Sierra Nevada; Ridgetop on N side of Oak Ridge, 1.4 air km N-NW of Grizzly Summit. 1743 Comment
  JEPS94500  Eriogonum umbellatum var. polyanthum Vernon Oswald and Lowell Ahart 1997-9-18 8875 Plumas 4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.6 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 1411 Comment
  JEPS94855  Eriogonum umbellatum var. polyanthum Vernon H. Oswald and Lowell Ahart 1998-8-11 9486 Plumas Oroville-Quincy Highway w of Meadow Valley (0.1 mi w of Silver Lake Road); Oroville-Quincy Highway 1158 Comment
  SD8040  Eriogonum umbellatum var. polyanthum Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC262238  Eriogonum ursinum A. A. Heller; P. B. Kennedy 1907-7-13 8833 Plumas Between Taylorville [Taylorsville] and Little Grizzly creek Comment
  RSA766452  Eriogonum ursinum Joseph A. Ewan 1934-6-26 8295 Plumas Frazier Creek Falls, Gold lake road 1829 Comment
  UC635434  Eriogonum ursinum Herbert L. Mason 1924-6-19 1068 Plumas near base of Mt. Elwell; Bear Lake Comment
  CHSC45478  Eriogonum ursinum var. ursinum Lowell Ahart 1969-9-21 922 Plumas On a dry rocky ridge, east of Mount Etna, near the headwaters of Hopkins Creek, about 12 miles north-east of La Porte. 2133 Comment
  CHSC65823  Eriogonum ursinum var. ursinum L. P. Janeway 1995-7-23 4868 Plumas Hartman Bar Ridge; south side of top of Franklin Hill. 1737 Comment
  CHSC25326  Eriogonum vimineum M. Hayes; Warner 1977-8-12 29 Plumas 10 mi ne of Belden, along the n fork of the Feather River. Along the roadside. 838 Comment
  CHSC79076  Eriogonum vimineum L. P. Janeway; B. Castro 2000-7-3 6879 Plumas Northern High Sierra Nevada. At Hwy 70 overlook of Rich Bar; East Branch North Fork Feather River. 786 Comment
  JEPS56137  Eriogonum vimineum W. L. Jepson 1939-8-8 19350 Plumas Meadow Valley 1158 Comment
  SBBG1656  Eriogonum vimineum H. and M. Dearing 1938-7-2 2268 Plumas Feather River Cyn 609 Comment
  SEINET245572  Eriogonum vimineum James 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
  SEINET5332069  Eriogonum vimineum W. Harnach, N. Harnach 1990-6-16 387 Plumas Sierra Valley, NW of Vinton, Frank Dotta Ranch. 1524 Comment
  SJSU15257  Eriogonum vimineum S. Woolhouse 2009-7-28 15 Plumas Next to Caribou Road and the North Fork of the Feather River Comment
  UC1980591  Eriogonum vimineum James L. Reveal 1975-8-24 3975 Plumas Along California Highway 70in the Feather River Canyon, 0.5 mile northeast of Twain and 2.5 miles northeast of the Hallstead Campground Comment
  CHSC54425  Eriophorum gracile Vernon H. Oswald 1991-7-17 4746 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1828 Comment
  CHSC66648  Eriophorum gracile Vernon H. Oswald; Lowell Ahart 1996-7-15 8049 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. High Cascade Range. 1371 Comment
  UCD132170  Eriophyllum lanatum Matt Georgeff 1992-5-17 19 Plumas Snake Lake campground, 15 miles west of Quincy. Comment
  CAS-BOT-BC124155  Eriophyllum lanatum var. cuneatum Amos Arthur Heller 1913-6-13 10855 Plumas Near Quincy 1066 Comment
  UC171416  Eriophyllum lanatum var. grandiflorum A. A. Heller 1913-6-13 10855 Plumas near Quincy 1066 Comment
  SEINET10971127  Eriophyllum lanatum var. integrifolium Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3894 Plumas T24N R8E w half nw sec 13, Bucks Lake quad; S side of Bucks Lake Rd, ca. 50 ft E of jct with 24N29 (rd to Deanes V.), ca. 2 mi NE of Meadow Valley; serpentine outcrop with scattered basaltic outcrop in Mixed Coniferous Forest; 3800 ft. 1158 Comment
  SEINET8673795  Eryngium alismifolium R. F. Thorne, Tilforth, C. W. 1969-9-6 39243 Plumas near Feather River... 1 mi. SW of Beckworth 1356 Comment
  CHSC90611  Erysimum capitatum John P. McKeon 1980-4-19 5 Plumas Ca. 20 m e of Rock Creek and .5 km nw of confluence with Feather River, 5 km east of Plumas-Butte County line. 600 Comment
  CHSC43815  Erysimum capitatum var. capitatum Lowell Ahart 1974-7-3 510 Plumas Near the margins of a meadow, north of Kenzie Ravine, about 4 miles north of La Porte. 1615 Comment
  JEPS48661  Erysimum cheiranthoides Esther C. Fritz 1933-7-15 Plumas Lookout house Spanish Peak 2145 Comment
  CAS-BOT-BC55102  Erysimum perenne Anna Head 1921-7-3 s.n. Plumas Feather River Region. Lake Center Camp. 1920 Comment
  CAS-BOT-BC150233  Erythranthe breweri Clare B. Hardham 1978-8-11 21778 Plumas About 5 miles southeast of Thompson Peak Comment
  CHSC20758  Erythranthe breweri K. R. Stern 1975-7-24 5876 Plumas Sw shore of Lake Almanor. 1371 Comment
  CHSC97470  Erythranthe breweri Lowell Ahart; John Dittes 2007-6-16 14151 Plumas On the sides of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC62787  Erythranthe guttata B. Castro; R. A. Schlising 1987-7-21 158 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring on unnamed E-trending tributary to Mohawk Ck. 1600 Comment
  SEINET14291740  Erythranthe guttata A. A. Heller, P. B. Kennedy 1907-7-11 8794 Plumas Sierra Nevada, Prattville. Comment
  CHSC100855  Erythranthe lewisii B. Castro; L. P. Janeway 2005-9-11 1524 Plumas Ca 5 air mi N of Bucks Lake and 3.5 mi S of Highway 70 and the Feather River Cyn, ca 1 mi SW of Three Lakes. On bend in Pipeline Rd just W of Grouse Hollow, on N-facing rocky drainage. Ca 30 feet up drainage from road edge. 1664 Comment
  CHSC113902  Erythranthe lewisii Lowell Ahart 2014-8-24 19754 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
  CAS-BOT-BC150231  Erythranthe nasuta John Thomas Howell 1967-6-23 42733 Plumas Lewisia Rock 3.5 miles sw. of Belden, Feather River Canyon 609 Comment
  CHSC20741  Erythranthe primuloides K. R. Stern 1975-7-24 5879 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC2411  Erythranthe primuloides R. Carter 1965-6-21 253 Plumas Found on W side of Oroville-Quincy Rd., 1.17 mi. N of intersection with Forest Service road 23N18, in open meadow beside small creek. 1371 Comment
  OBI76986  Erythranthe pulsiferae Anthony Baniaga 2011-7-26 473 Plumas Lassen Natl Forest. N of 32N10W, ca 1/4 mi W of Bailey Crk. Red Cinder quad T29N R7E sec 10 SE of SE 1737 Comment
  CAS-BOT-BC505242  Erythronium grandiflorum Anna Head 1921-7-15 s. n. Plumas Feather River Region Comment
  CHSC54426  Erythronium purpurascens Vernon H. Oswald 1991-6-17 4670 Plumas Little Willow Lake, located ca. 2.5 miles (air) south-southeast of Drakesbad. Lassen Volcanic National Park. 1844 Comment
  UC337904  Erythronium purpurascens J. G. Lemmon Aug. 1875 Plumas Comment
  CAS-BOT-BC505255  Erythronium purpurascens H. C. Cantelow 1938-7-4 2297 Plumas Drakesbad, near edge of woods Comment
  POM147065  Erythronium purpurascens Alice Eastwood 1927-6-15 14534 Plumas On trail to Long Valley, U.S. Forest Reserve Comment
  SEINET10469553  Erythronium purpurascens Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4469 Plumas T26N R9E sw/se sec 6. Almanor NE quad. Jcts of rds 27N39 & 26N18, ca. l/4 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. On serpentine. 5400 ft. 1646 Comment
  CAS-BOT-BC403357  Eschscholzia californica A. A. Heller; P. B. Kennedy 1907-7-7 8763 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CHSC40361  Euphorbia crenulata Lowell Ahart 1985-7-1 5097 Plumas Along the edges of the dirt road, about 1 1/2 miles east of Sawmill Flat, 1/2 mile north of Cleghorn Bar Road, about 5 miles north-west of Pilot Pk. 1828 Comment
  CDA20081  Euphorbia myrsinites T. Gibson 2002-11-15 PDR 1089395 Plumas Sierra Nevada; Vicinity of Quincy. 0 Comment
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  SEINET12143313  Euphorbia serpillifolia W. Knight, Knight, I. 1983-1 4907 Plumas 4 mi from Chester on road to Drakesbad Comment
  JEPS107713  Eurybia integrifolia Lowell Ahart, John Dittes 2005-9-20 12424 Plumas Southwest side of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  CAS-BOT-BC310537  Eurybia integrifolia L. P. Janeway 1989-7-20 3509 Plumas Plumas National Forest, Beckwourth Ranger District. North end of Crocker Meadow; near the Beckwourth-Genesee Rd (rd 111) 6.3 mi N of Beckwourth 1737 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
  SD133930  Eurybia integrifolia Barbara Ertter 1988-7-25 7856 Plumas Diamond Mountains 15 miles south of Susanville, sheep camp on Pierce Creek. 1980 Comment
  UC1075700  Eurybia integrifolia Robert J. Weatherby 1955-8-12 1683 Plumas near Spanish Peak; Upper Clear Creek 1828 Comment
  CHSC98709  Eurybia radulina L. P. Janeway 2007-8-13 9191 Plumas Northern High Sierra Nevada. Along Road 24N31 low in a small drainage between Schneider Creek and Little Schneider Creek about 0.6 km southeast of the U.C. Forestry Camp.. 1222 Comment
  CAS-BOT-BC310596  Eurybia radulina Ira L. Wiggins 1948-9-15 12053 Plumas On ridge between Onion Creek and Middle Fork of the Feather River Comment
  CAS-BOT-BC413895  Fallopia convolvulus David D. Keck 1932-7-3 1669 Plumas Quincy, in the Northern Sierra Nevada. 1065 Comment
  CHSC102053  Festuca arundinacea Lowell Ahart; John Dittes 2009-7-27 16192 Plumas On dry soil, about 5 yards north of the poor dirt road, about 30 yards southeast of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  JEPS115926  Festuca arundinacea Lowell Ahart, John Dittes 2009-7-27 16192 Plumas On dry soil, about 5 yards north of the poor dirt road, about 30 yards southeast of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CAS-BOT-BC278463  Festuca idahoensis A. A. Heller; P. B. Kennedy 1907-7-8 8764 a Plumas Grade between Greenville and Prattville Comment
  CHSC72473  Festuca idahoensis L. P. Janeway 1998-6-24 5683 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  JEPS115944  Festuca idahoensis Lowell Ahart, John Dittes 2009-7-13 16036 Plumas On dry to damp soil, on the west side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  UCD66090  Festuca idahoensis John Thomas Howell 1960-7-22 35885 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC278845  Festuca occidentalis John Thomas Howell; Gordon H. True 1969-6-23 45810 Plumas 2.6 mi. n. of Middle Fork of Feather River at Nelson Point 1310 Comment
  CAS-BOT-BC278852  Festuca occidentalis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54294 Plumas On China Grade, 1.4 miles south of Taylorsville 1402 Comment
  RSA300179  Festuca occidentalis J. T. Howell 1973-7-10 49750 Plumas Open yellow pine forest near Greenville. 2622 Comment
  SEINET10869085  Festuca occidentalis Mary Susan Taylor 1982-6-21 Taylor 4703 Plumas T23N R10E se/sw sec 24 & ne/nw sec 25. Blue Nose Mt quad. S side of 23N39, ca. 1 air mi w of White Cap, ca. 4 air mi sw of Sloat. 5800 ft. 1768 Comment
  CAS-BOT-BC279022  Festuca rubra John Thomas Howell; Gordon H. True 1969-6-23 45841 Plumas Quincy 1036 Comment
  POM112017  Festuca rubra Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC278636  Festuca subulata Lowell Ahart 1980-8-12 2533 Plumas Along Onion Creek, near Diamond Spring Hill, ca. 1.5 mi E of La Porte Road, ca. 6 mi. SW of La Porte 1400 Comment
  CDA43020  Festuca subulata L. Ahart 2009-7-21 16107 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. Comment
  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
  CAS-BOT-BC282569  Festuca viridula John Thomas Howell 1951-6-28 27702 Plumas Eureka Peak 2255 Comment
  JEPS87591  Festuca viridula Lowell Ahart 1994-7-7 7469 Plumas ca. 1/4 mi. (air) s.w. Pilot Peak (w. side of Pacific Crest Trail); Pacific Crest Trail 2011 Comment
  SEINET11910371  Fragaria platypetala W. Knight, Knight, I. 1983-1 4897 Plumas Warner Crk Campground betw. Chester adn Drakesbad 1539 Comment
  CHSC61612  Fragaria vesca Arthur C. Barrett 1913-6-23 10 Plumas Plumas National Forest. Lone Rock Valley. 1005 Comment
  CAS-BOT-BC55675  Frangula purshiana Alice Eastwood 1927-6-12 14522 Plumas Forest Lodge, Greenville Comment
  CAS-BOT-BC55680  Frangula purshiana Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-2 862 Plumas 2km N of Quincy on route 70 1200 Comment
  CAS-BOT-BC55681  Frangula purshiana L. P. Janeway; Garrett Gibson 1992-6-16 4239 Plumas Portola quad. About 1 mi northwest of Beckwourth Peak and 2 mi southeast of Portola Comment
  CHSC21099  Frangula purshiana F. T. Griggs; A. Pass 1975-7-3 72 Plumas Buck's Lake. N of Grizzly Forebay. Comment
  SEINET7417565 Image available Frangula purshiana A. A. Heller 1915-1 12070 Plumas near summit of Soapstone Ridge in the Sierra Nevada; 12 mi W of Bucks 1676 Comment
  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
  HSC100815  Frangula purshiana subsp. annonifolia L. P. Janeway, B. Castro 2007-8-18 9200 Plumas Along Squirrel Creek and Rd. 401, 1.9 km NE of Hwy. 70/89 and Williams Loop (railroad). 387 Comment
  HSC99899  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2004-9-12 12046 Plumas Along Caribou Road. 718 Comment
  CHSC67381  Frangula purshiana subsp. ultramafica James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2560 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy. 70. 1584 Comment
  JEPS114195  Frangula purshiana subsp. ultramafica L. P. Janeway 2007-6-3 9024 Plumas Northern High Sierra Nevada. South-facing slope near top of eastern end of Red Mountains, near Road 23N69 0.7 mi northwest of the 18 Road. Comment
  UCD113131  Frangula rubra E. W. Jameson 1949-8-7 s.n. Plumas one mile northeast of Quincy. 1066 Comment
  CHSC70275  Frangula rubra subsp. obtusissima B. Castro 1989-8-3 339 Plumas Ca 2.5 air mi S of Bucks Lake, on E-facing slope overlooking USFS Rd 23N18. 1828 Comment
  CHSC70276  Frangula rubra subsp. obtusissima B. Castro; R. Zebell 1989-8-2 348 Plumas Ca 4 air mi S of Bucks Lake, ca 100 ft W of USFS Rd 23N58. 1706 Comment
  HSC99909  Frangula rubra subsp. obtusissima J. O. Sawyer, & J. P. Smith 2004-7-15 4577 Plumas Along Clear Creek at F.S. Rd. 25N14, Plumas National forest 1454 Comment
  CHSC60507  Fritillaria atropurpurea L. P. Janeway 1992-5-14 4180 Plumas North side of Dotta Neck in Dotta Canyon along road on northeast side of the canyon. Plumas National Forest Beckwourth Ranger District Dotta Compartment. 1709 Comment
  SD6484  Fritillaria atropurpurea Daniel Cleveland Jul 1882 Plumas Big Meadows. Comment
  CAS-BOT-BC505269  Fritillaria atropurpurea Mary Strong Clemens 1920-5-28 s. n. Plumas Crystal Lake Comment
  CAS-BOT-BC508209  Fritillaria atropurpurea anonymous 1879-6-1 s. n. Plumas Big Meadow Comment
  CAS-BOT-BC504449  Fritillaria recurva W. W. Wagner 1919-6-7 271 Plumas Sockum Creek, vicinity of Quincy 1371 Comment
  CHSC63270  Galium bifolium Lowell Ahart 1994-6-15 7323 Plumas On the west side of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  SD46741  Galium bifolium Robert J. Weatherby 1955-6-26 1546 Plumas Mud Lake, Lakes Basin Area 2194 Comment
  JEPS26654  Galium bolanderi Lauramay T. Dempster 1961-6-15 1458 Plumas 3.3 mi by road se Quincy (n-facing slope) 1310 Comment
  SEINET11615953  Galium bolanderi A. A. Heller, P. B. Kennedy 1907-7-16 8872 Plumas Grade between Genessee valley and Summit Comment
  UCSB27409  Galium bolanderi Kunze, G. 1971-6-6 Plumas California 89, 5 miles south of Canyon Dam. 1188 Comment
  HSC90793  Galium grayanum Barbara Ertter, Gary Schoolcraft 1989-7-3 8641 Plumas 1/2 mile below Red Rock lookout, 8 airmiles S of Susanville 2134 Comment
  CDA14670  Galium trifidum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3111 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  SJSU13931  Galium trifidum subsp. columbianum N. A. Hopkins 1985-8-27 1316 Plumas Grass L 1786 Comment
  JEPS115211  Galium trifidum var. pacificum Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16151 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam 1606 Comment
  CHSC102122  Galium triflorum Lowell Ahart; John Dittes 2009-7-27 16170 Plumas On dry soil, about 100 yards west of the small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC21666  Galium triflorum D. Brink; L. Mayer 1975-7-11 Plumas East part of section 30. Comment
  CAS-BOT-BC169851  Garrya fremontii C. Hart Merriam 1906-10-1 s.n. Plumas Quincy Comment
  CAS-BOT-BC169853  Garrya fremontii Mrs. Jos. Clemens 1919-10-20 s.n. Plumas Greenville Comment
  CHSC62473  Gayophytum diffusum subsp. diffusum L. P. Janeway 1993-8-26 4541 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 300 m south of Middle Fork Feather River and ca 300 m west of Beckwourth-Calpine Road; ca 0.6 mi west of Beckwourth and 4 mi east of Portola. 1487 Comment
  CHSC81387  Gayophytum diffusum subsp. diffusum Lowell Ahart 2001-9-18 9292 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  CHSC97067  Gayophytum diffusum subsp. parviflorum Lowell Ahart; Josephine Guardino 2007-7-20 14354 Plumas Dry ridge, on the southwest side of Lake Davis Road, Charles Valley, about 1 1/4 miles northwest of Portola. 1518 Comment
  JEPS27532  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1924-7-25 10645 Plumas Bucks Valley 1158 Comment
  POM196390  Gayophytum diffusum subsp. parviflorum E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake. 1829 Comment
  POM271771B  Gayophytum heterozygum Lyman Benson 1932-7-29 3994 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  RSA716596  Gayophytum heterozygum L. Ahart, John Dittes 2005-9-19 12409 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1987 Comment
  CHSC43375  Gentianopsis simplex Lowell Ahart 1979-8-16 2018 Plumas In a bog, 300 feet east of Ohio Ravine, about 2 1/2 miles south of Grizzly Mountain. 1584 Comment
  CHSC35282  Geum macrophyllum M. S. Taylor; M. Foster 1981-7-6 3970 Plumas Roadside and meadow along Grigsby Creek, ca. 1 mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoot. 1798 Comment
  RSA95715  Gilia brecciarum Verne Grant 1955-6-8 20858 Plumas 17 miles north of Reno on Hwy 395 1311 Comment
  JEPS102739  Gilia capillaris Lowell Ahart 2001-7-17 8906 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  SD7658  Gilia capitata Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  RSA718441  Gilia capitata subsp. mediomontana L. Ahart 2006-7-9 12936 Plumas about 20 yards south of the paved basalt road, about 3 3/4 miles (air) nw of Tamarack Flat, about 5 3/4 miles (air) nw of Little Grass Valley Reservoir 1662 Comment
  CAS-BOT-BC123820  Githopsis latifolia A. L., Mrs. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  CAS-BOT-BC282697  Glyceria elata Alice Eastwood 1927-6-18 14706 Plumas Near Greenville Comment
  CAS-BOT-BC282702  Glyceria elata John Thomas Howell; Walter Knight; Irja Knight 1968-6-11 2381 Plumas Butterfly Valley, Sierra Nevada Comment
  CHSC30932  Gnaphalium palustre M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3350 Plumas Along Grizzly Creek, s side of Bucks Lake-Spanish Ranch Rd, ca. 1/4 mi e of Frenchman Hill, ca 20 mi sw of Quincy. 1524 Comment
  CHSC53580  Gnaphalium palustre L. P. Janeway 1989-7-25 3520 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. 1737 Comment
  CHSC33741  Goodyera oblongifolia M. S. Taylor; M. Foster 1981-7-14 4009 A Plumas Saddle at head of Bullfrog Ravine, up to 1/4 mi e and w of rd 26N18, ca. 3 air mi nw of Indian Falls. 1645 Comment
  CHSC33883  Goodyera oblongifolia M. S. Taylor 1981-7-21 4080 Plumas NE corner of jct 25N42 and 401, e and above Squirrel Creek, ca. 3 air mi n of Spring Garden. 1371 Comment
  CHSC59103  Goodyera oblongifolia Vernon H. Oswald 1992-8-10 5153 Plumas Small corner of Lassen Volcanic National Park on the SW side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  JEPS64397  Goodyera oblongifolia Helen-Mar Wheeler 1944-8-23 Plumas Cascade Creek Comment
  CHSC34325  Gratiola neglecta L. Ahart 1981-9-6 3115 Plumas On a sandbar along Indian Creek, ca. 1/2 mi se of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi se of Crescent Mills. 1200 Comment
  CAS-BOT-BC304927  Grindelia hirsutula M. S. Taylor 1981-8-5 4170 Plumas Indian Valley, s side of Hwy 206, 1.5 mi e of its jct with Hwy 89 just n of Crescent Mills 1066 Comment
  JEPS113896  Grindelia squarrosa var. serrulata L. P. Janeway and B. Castro 2007-8-18 9204 Plumas Northern High Sierra Nevada; Along Hwy 70 0.4 km E of La Porte Road, along the N edge of Thompson Valley about 1.6 km E of East Quincy. 1059 Comment
  UCR244689  Hackelia J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-24 54279 Plumas Sierra Nevada Mtns., C. 1.3 miles southeast [presumably on Mt. Hough Crystal Lake Rd.] of Mt. Hough on road to Quincy 2043 Comment
  RSA235924  Hackelia amethystina J. L. Gentry Jr., David Vierig 1968-6-20 2072 Plumas Mt. Hough, 7.9 miles northeast of Quincy on Mt. Hough-Crystal Lake Road 1707 Comment
  UCD119372  Hackelia californica John Thomas Howell 1960-7-19 35668 Plumas Drakesbad. 1676 Comment
  JEPS106040  Hackelia micrantha Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11160 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  CHSC47988  Hackelia nervosa Vernon Oswald 1983-8-4 967 Plumas Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas, and Tehama Counties). 1993 Comment
  SEINET10474705  Haplopappus suffruticosus Mary Susan Taylor 1982-8-18 Taylor 5012 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
  UCD138413  Hastingsia alba A. A. Heller; P. B. Kennedy 1907-7-11 8821 Plumas grade between Greenville and Prattville. Comment
  CHSC67345  Hazardia whitneyi James D. Jokerst; Lowell Ahart 1985-10-4 2585 Plumas Pilot Peak NE of La Porte. Comment
  CHSC45677  Hazardia whitneyi var. whitneyi Vernon Oswald 1986-8-7 2272 Plumas Old Hauns Rd. to Homer Lake trailhead, 7.6 mi ne of Hwy 89. On ridge. 1722 Comment
  SEINET10475228  Helenium bigelovii Mary Susan Taylor 1981-7-21 Taylor 4087 Plumas T24N R11E nw/ne sec 19, Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi N of jct of 401 and 25N42, ca. 3 mi N of Spring Garden. 4500 ft elev. 1372 Comment
  CHSC53149  Helianthella californica var. nevadensis L. P. Janeway 1989-6-20 3363 Plumas Plumas National Forest. East-facing flank of Crocker Mtn. 1905 Comment
  UCD107496  Helianthella californica var. nevadensis Tim Kuhn 2006-7-8 42 Plumas Southwest of Lake Davis. Comment
  SEINET9349617  Helianthella californica var. nevadensis Unknown 1982-6-15 3699 Plumas Plumas National Forest Comment
  CAS-BOT-BC305544  Helianthus bolanderi John Thomas Howell 1959-9-21 34828 Plumas Greenville 1088 Comment
  CAS-BOT-BC310127  Hemizonella minima Anna Head 1921-7-5 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC58159  Hemizonella minima Vernon H. Oswald 1992-6-18 4993 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. Surrounding a small snow lake (not shown on map) slightly SW of rocky cliffs bordering the creek. 1633 Comment
  CAS-BOT-BC313426  Hemizonella minima D. E. Breedlove 1962-6-13 3473 Plumas Along State Hwy.89, 2 miles south of Graeagle 1402 Comment
  UC897253  Hemizonella minima A. A. Heller 1938-6-22 15178 Plumas plain n Chester 1304 Comment
  CHSC57423  Hesperis matronalis L. P. Janeway; Garrett Gibson 1991-7-1 4066 Plumas Plumas National Forest. Edge of drainage along northeast side of Lake Davis, ca 1/2 mi east of Lightning Tree Campground and ca 3 1/2 mi north-northwest of the Grizzly Valley Dam. Along edge of creek. 1783 Comment
  JEPS21101  Hesperochiron californicus E. Sawyer 1935-5-21 18 Plumas 2 mi. e. Beckwith Butte; Sierraville Quad. Comment
  JEPS52289  Hesperochiron californicus Wayne Roderick 1966-4-9 Plumas 1 mi s of Beckwourth (Sierra Valley); Sierra Valley 1524 Comment
  SEINET5499810  Hesperochiron californicus M. J. Williams 1967-5-14 s.n. Plumas West side Sierra Valley 1524 Comment
  UC726884  Hesperochiron californicus A. A. Heller 1942-5-8 16465 Plumas meadow w. Plumas 1524 Comment
  UC1601219  Hesperolinon micranthum Helen K. Sharsmith 1955-6-28 4521 Plumas about 1 mi below Virgilia; East Branch of North Fork of Feather River 762 Comment
  SJSU4641  Hesperolinon micranthum C. W. Sharsmith 1969-6-19 7602 Plumas Smith L, Butterfly Valley c. 4 mi SW of Keddie 1066 Comment
  UCD110550  Hesperolinon micranthum Lewis S. Rose 1967-7-11 67158 Plumas Mt. Hough Road, 2 mi. ne. of Quincy Junction. 1219 Comment
  CHSC23375  Heterocodon rariflorum Lowell Ahart 1975-7-20 Plumas Found 1/2 mile below the Bunker Hill Mine. 10 miles north-east of La Porte. 1828 Comment
  RSA0035830  Heterocodon rariflorum Lowell A. Ahart 2008-8-14 15209 Plumas About 150 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  CDA42421  Heteromeles arbutifolia D. G. Kelch 2012-9-19 12 .371 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  CAS-BOT-BC311032  Heterotheca oregona var. compacta Lowell Ahart 1981-9-6 3067 Plumas About 6 miles N of Taylorsville 1300 Comment
  RSA718945  Heterotheca oregona var. rudis L. Ahart 2006-10-8 13390 Plumas North side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek. 623 Comment
  CAS-BOT-BC312286  Heterotheca villosa var. minor Lewis S. Rose 1934-7-23 34419 Plumas Chilcoot Sierra Valley 1522 Comment
  SEINET5708822 Image available Heterotheca villosa var. minor Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7716 Plumas Chilcoot. Collected along Road 70, at Chilcoot.; Chilcoot 1544 Comment
  SEINET5708823 Image available Heterotheca villosa var. minor Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7716 Plumas Chilcoot. Collected along Road 70, at Chilcoot.; Chilcoot 1544 Comment
  CAS-BOT-BC424166  Heuchera micrantha var. erubescens John Thomas Howell; Gordon H. True 1969-6-23 45828 Plumas Middle Fork of Feather River at Nelson Point 1249 Comment
  CAS-BOT-BC424172  Heuchera micrantha var. erubescens Ella Dales Cantelow 1941-5-21 3517 Plumas Meadow Valley about 6 mi W of Quincy 1173 Comment
  CHSC11096  Heuchera micrantha var. pacifica Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CAS-BOT-BC425156  Heuchera rubescens M. S. Taylor 1982-8-5 4933 Plumas Mt Hough summit on cliff above Crystal Lake, ca. 7 mi nne of Quincy. 2203 Comment
  CHSC21307  Hieracium albiflorum F. T. Griggs; A. Pass 1975-7-29 255 Plumas Buck's Lake. Comment
  CHSC37006  Hippuris vulgaris M. S. Taylor 1982-8-27 5069 Plumas Ramelli Ranch where Feather River crosses RR tracks, ca. 1.5 mi sw of Beckwourth. 1487 Comment
  CHSC46677  Hippuris vulgaris Vernon H. Oswald 1988-8-5 3627 Plumas Yellow Creek Campground in Humbug Valley, ca. 13 mi (air) s of Chester. Locally abundant in shallow water and marshy places along the edge of Yellow Creek. 1316 Comment
  CAS-BOT-BC289226  Holcus lanatus L. W. Swift 1934-7-5 89 Plumas Nelson Creek Grade 1402 Comment
  RSA59232  Holcus lanatus E. K. Balls 1950-8-31 15528 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  SEINET3156770  Holodiscus boursieri E. K. Balls 1950-9-1 15583 Plumas Long Lake, above E shore toward Mt. Elwell 2103 Comment
  CAS-BOT-BC150016  Holodiscus discolor var. discolor John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2179 Plumas Mouth of Butterfly Creek 883 Comment
  JEPS102383  Holodiscus microphyllus var. glabrescens Lowell Ahart 2001-7-17 8919 Plumas about 2 1/2 air miles N of Humboldt Summit (E of a small branch of Butt Creek, E side of a poor logging road) 1828 Comment
  SACT001309  Hordeum brachyantherum Michael Baad 1976-8-7 Plumas 1 mile west of trailhead to Bear Lake to trailhead along road to Rubicon Springs from Lake Tahoe. 2011.0 Comment
  SEINET10610426  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1995-9-13 Ahart 7622 Plumas T22N, R10E, south-east 1/4 Section 5. On dry gravelly soil, on the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. Common. Mountain meadow in Red Fir Forest. 1829 Comment
  RSA726376  Hordeum jubatum L. Ahart, Josephine Guardino 2007-7-20 14326 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  CHSC97114  Horkelia fusca subsp. parviflora Lowell Ahart; Josephine Guardino 2007-7-20 14343 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  JEPS106054  Horkelia fusca subsp. parviflora Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11061 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote 1765 Comment
  JEPS96068  Horkelia fusca subsp. parviflora Vernon H. Oswald and Lowell Ahart 1996-8-14 8181 Plumas 0.6 mi e of White Horse Campground (between Bucks Summit and Bucks Lake on the Oroville-Quincy Highway); northern High Sierra Nevada, Oroville-Quincy Highway 1615 Comment
  RSA726375  Horkelia fusca subsp. parviflora L. Ahart, Josephine Guardino 2007-7-20 14343 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  CAS-BOT-BC143994  Horkelia fusca var. tenella A. A. Heller; P. B. Kennedy 1907-7-9 8779 Plumas Prattville Comment
  POM295335  Horkelia tridentata Lyman D. Benson 1949-6-21 13750 Plumas Shasta County Hat Creek, 13.5 miles N of Manzanita Lake. Cascade Mt. Pit River Drainage 1220 Comment
  UC1237938  Horkelia tridentata subsp. tridentata John Weiler and A. P. Nelson May 26 1961-May 29 1961 61241 Plumas 2.3 e Deer Creek Pass (along routes 36 and 89) Comment
  CAS-BOT-BC538235  Horkelia tridentata var. flavescens A. A. Heller 1938-5-21 15102 Plumas Landing field west of Chester 1304 Comment
  UCD23358  Horkelia tridentata var. flavescens E. W. Jameson 1949-5-3 s.n. Plumas Expt. Station, Quincy. 1097 Comment
  CAS-BOT-BC536280  Horkelia tridentata var. tridentata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 2089 Plumas Pond Reservoir, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC536281  Horkelia tridentata var. tridentata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1969 Plumas Valley proper, Butterfly Botanical Area and Vicinity 1066 Comment
  CAS-BOT-BC536283  Horkelia tridentata var. tridentata L. S. Rose 1931-4-14 s.n. Plumas Woodleaf Comment
  CAS-BOT-BC201085  Hosackia crassifolia Alice Eastwood 1927-6-17 14658 Plumas Long Valley, United States Forest Reserve Comment
  JEPS122110  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. Comment
  CHSC46636  Hydrophyllum occidentale Lowell Ahart 1989-7-2 6352 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
  JEPS3195  Hydrophyllum occidentale Mrs. Emanuel Fritz 1933-6-28 Plumas near Meadow Valley (Schneider Falls); Schneider Falls 1219 Comment
  POM285804  Hypericum androsaemum Lyman Benson 1932-7-29 4003 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  JEPS66824  Hypericum formosum var. scouleri H. L. Mason 1924-6-26 Plumas Blairsden Comment
  CAS-BOT-BC401434  Hypericum scouleri David D. Keck 1932-7-3 1672 Plumas Quincy, in the Northern Sierra Nevada. Along the road to Lake Almanor 1065 Comment
  UC879866  Ipomopsis aggregata Anna Head 1921-1 Plumas Lake Center Camp Feather River Region Comment
  JEPS127220  Isoetes howellii Lowell Ahart 2016-8-30 21320 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
  CHSC58016  Isoetes nuttallii Vernon H. Oswald; Lowell Ahart 1992-6-2 4976 Plumas 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. Lassen Volcanic National Park. 1767 Comment
  CHSC55624  Isolepis setacea L. P. Janeway 1987-6-20 2284 Plumas Seepy area near road in ravine on north side of South Branch Middle Fork Feather River, below Whiskey Hill. 1158 Comment
  CAS-BOT-BC324817  Iva axillaris John Thomas Howell 1959-9-24 34972 Plumas Beckwourth, Sierra Nevada 1487 Comment
  SD135541  Ivesia aperta John Thomas Howell. 1975-7-22 51379 Plumas Sierra Nevada, Sierra Valley near Beckwourth 1493 Comment
  CHSC48048  Ivesia sericoleuca L. P. Janeway; Linnea Hanson 1989-6-28 3405 Plumas Squaw Valley: NE quadrant of jct of roads '01' (to Frenchman Lake) and '70' (to Laufman). 1706 Comment
  CHSC84532  Ivesia sericoleuca John Dittes 2003-8-8 2003 -89 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 5.7 air-miles southeast of Portola, ca. 3.4 air-miles south of Beckwourth, ca. 0.9 air-mile north of Dyson Lane. At east edge of Beckwourth-Calpine Road (A23). 1488 Comment
  RSA516513  Ivesia sericoleuca W. L. Jepson 1939-8-16 19432 Plumas Portola. Comment
  SEINET7356267  Ivesia sericoleuca S. L. Welsh, N. D. Atwood 2001-6-13 28133 a Plumas Red Clover Valley, ca 12 mi n of Beckwourth.; 0 1679 Comment
  CAS-BOT-BC109968  Juncus W. Harnach; N. Harnach 1991-6-21 565 Plumas Sierra Valley. Next to R/R bridge esat of County Road A-23. 1487 Comment
  CHSC24249  Juncus balticus K. R. Stern 1975-7-25 Plumas N end of Lake Almanor. Comment
  UCD102189  Juncus chlorocephalus Daniel Sanchez-Mata; Tomas Santamaria 2006-8-5 s.n. Plumas Quincy. Plumas National Forest. Blackhawk Road. Butterfly Valley Botanical Area. 1160 Comment
  CHSC92201  Juncus dubius Lowell Ahart; John Dittes 2005-9-19 12400 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  RSA795664  Juncus dudleyi L. Ahart 2012-7-1 18256 Plumas West edge of Caribou Road, about 20 yards south of the stream, about 4 air miles northeast of Belden. 807 Comment
  CHSC97799  Juncus effusus subsp. pacificus L. P. Janeway; B. Castro 2007-8-18 9201 Plumas Northern High Sierra Nevada. Along Squirrel Creek and Road 401 1.9 km northeast of Hwy 70/89 and Williams Loop. 1268 Comment
  RSA463101  Juncus ensifolius Lyman Benson 1932-7-29 4005 .5 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CHSC23376  Juncus hemiendytus var. hemiendytus Lowell Ahart 1975-7-16 891 Plumas Section 13, eight miles north of La Porte. Found in a meadow, two miles north-east of Little Grass Valley Res. 1828 Comment
  CHSC100350  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
  HSC102777  Juncus howellii L. Ahart 2008-8-13 15162 Plumas About 1.75 air miles S of Little Grass Valley Reservoir, ~1.0 mi. NE of La Porte, west of East Branch Creek, on the western side of La Porte Rd. 1614 Comment
  JEPS114813  Juncus howellii Lowell Ahart 2008-8-13 15164 Plumas East of La Porte Road, west bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  RSA0035817  Juncus howellii Lowell A. Ahart 2008-9-10 15374 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  SD192837  Juncus howellii Lowell Ahart 2008-8-13 15188 Plumas On the north side of Kenzie Ravine, on the east side of the road, ca. 0.5 mile east of Little Grass Valley Reservoir, ca. 4.0 miles northeast of La Porte. 1598 Comment
  CAS-BOT-BC110167  Juncus luciensis A. A. Heller; P. B. Kennedy 1907-7-3 8695 Plumas Red Clover Valley. Comment
  UC1495737  Juncus luciensis Barbara Ertter and Jeffrey L. Strachan 1980-7-31 3886 Plumas ca 0.75 mi e Milford-Beckwourth Road (near cattle guard); Plumas National Forest, Dixie Creek 1706 Comment
  CAS-BOT-BC110763  Juncus mertensianus Hans Leschke 1960-8-5 1696 Plumas Lassen Volcanic National Park. Big Bear Lake. 2042 Comment
  CHSC60618  Juncus mertensianus L. P. Janeway 1984-9-1 1102 Plumas Lakes Basin; north-facing slope above Round Lake. 2133 Comment
  CDA13976  Juncus nevadensis G. F. Hrusa 1996-8-2 13440 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, 1 mi. NW of Argentine Rock. . Comment
  CHSC110620  Juncus nevadensis B. Castro; L. Janeway 2006-9-9 1614 Plumas High Cascade Range. West shore of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek), off W end of USFS Rd 29N02Y. 1981 Comment
  JEPS107926  Juncus nevadensis Lowell Ahart, John Dittes 2005-9-19 12398 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  JEPS113837  Juncus nevadensis var. nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14482 Plumas About 10 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis 1773 Comment
  JEPS110160  Juncus occidentalis Lowell Ahart 2006-7-9 12924 Plumas Small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1678 Comment
  CHSC113903  Juncus oxymeris Lowell Ahart 2014-8-24 19759 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
  CHSC94997  Juncus tenuis Lowell Ahart 2006-10-23 13491 A 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
  HSC100816  Juncus tenuis Lowell Ahart, John Dittes 2009-7-13 16034 Plumas W side of Forest Service Rd. 27N98, headwater of Clear Creek, 2 (air) mi. N of Butt Valley Reservoir Dam, 3 (air) mi. SW of Lake Almanor Reservoir Dam. 1477 Comment
  JEPS114812  Juncus tenuis Lowell Ahart 2008-8-13 15163 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  RSA293240  Keckiella breviflora subsp. glabrisepala D. C. Michener 1980-8-4 3779 Plumas Northern Sierra Nevada. 4.7 miles north of Butte Co. line on CA 70. 600 Comment
  CAS-BOT-BC246168  Keckiella lemmonii John Thomas Howell 1959-9-24 34920 Plumas Indian Creek Canyon near Indian Falls, Sierra Nevada Comment
  CHSC36319  Keckiella lemmonii M. S. Taylor 1982-8-10 4953 Plumas Along spur rd off Seneca Rd (306), ca. 2 air mi se of Canyon Dam. 1554 Comment
  CHSC42035  Keckiella lemmonii Lowell Ahart 1986-7-25 5375 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak. 1828 Comment
  NY790349  Keckiella lemmonii J. T. Howell 1976-7-16 51915 Plumas Just east of Bucks Summit on road to Meadow Valley 1645.9 Comment
  SEINET11262216  Keckiella lemmonii Robert L. Johnson, Mikel R. Stevens 2015-7-11 3956 Plumas Spanish Creek drainage. 0.2 rd mi N on Hugh Spur (fronting rr-track) after jct with Hwy 89. Ca 1.2 air mi S of Indian Falls.; 0 Comment
  CHSC53067  Kelloggia galioides L. P. Janeway 1989-6-23 3394 Plumas Plumas National Forest. Along rd 24N45Y ca 0.1 mi E of N end of Crocker Mdw. 1752 Comment
  CHSC91939  Kelloggia galioides Lowell Ahart; Josephine Guardino 2005-8-9 12276 Plumas Sides of a deep depression (mining?) in a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  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
  JEPS12464  Kelloggia galioides W. L. Jepson 1939-7-31 19316 Plumas 2 mi from Spanish Peak summit; Spanish Peak 2042 Comment
  LA208505  Kelloggia galioides E. D. Merrill; 1929-7-13 Plumas Sierra Nevada, Silver Lake 1828 Comment
  UCD121964  Kelloggia galioides F. H. Bolster 1912-8-31 s.n. Plumas Long Lake Valley. 1981 Comment
  CHSC55401  Kumlienia hystricula Ben Cunningham 1991-4-20 Plumas Ca. .3 mi s of Rock Creek Dam and 6 ft w of Highway 70, 35 mi s of Greenville. 731 Comment
  CHSC74069  Kyhosia bolanderi B. Castro; L. Gehrung 1996-8-8 710 Plumas Ca 3 air mi S of Bucks Lake, 100 ft E of USFS Rd 23N18, ca 0.5 mi S of the serpentine outcrop at jcn of Rds 23N18, 15, and 69. In a meadow at northern branch of headwaters of East Branch Coldwater Creek. 1767 Comment
  CAS-BOT-BC340414  Lactuca biennis John Thomas Howell 1973-7-9 49705 Plumas Near Indian Falls, Indian Creek 914 Comment
  SD8969  Lactuca tatarica subsp. pulchella Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC341570  Lagophylla ramosissima John Thomas Howell 1955-7-19 30745 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC341573  Lagophylla ramosissima John Thomas Howell 1967-6-23 42697 Plumas Butterfly Valley 1066 Comment
  CAS-BOT-BC341571  Lagophylla ramosissima John Thomas Howell 1961-9-25 36965 Plumas Vinton 1506 Comment
  UC569539  Lathyrus brownii E. Sawyer 1935-6-1 56 Plumas 1 mi nw Kerby; Sierraville Quad. 1524 Comment
  CAS-BOT-BC213385  Lathyrus jepsonii subsp. californicus Clarence R. Quick 1934-7-4 1332 Plumas Headwaters of Clear Creek, Plumas National Forest Comment
  CAS-BOT-BC205061  Lathyrus sulphureus Mary Strong Clemens 1920-6-17 s.n. Plumas Greenville Comment
  CDA13934  Lathyrus sulphureus G. F. Hrusa, T. D. Wilfred 1997-6-26 13872 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CDA17261  Lathyrus sulphureus G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16288 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CAS-BOT-BC205063  Lathyrus sulphureus Charles Piper Smith 1914-7-2 2908 Plumas Marston - W.P.R.R. Comment
  CAS-BOT-BC321174  Layia glandulosa M. S. Taylor 1982-5-19 4481 Plumas 1.5 mi E of Portola 1706 Comment
  SEINET10872155  Layia glandulosa Mary Susan Taylor 1982-5-19 Taylor 4481 Plumas T23N R14E se/nw sec 32. Portola quad. Sandy open slope on w facing ridge, ca. 1.5 mi e of Portola. 5600 ft. 1706 Comment
  SBBG119742  Lemna trisulca L. Ahart with J. Dittes, J. Guardino, R. Schlising, S. Chamberlain 2004-6-14 11067 Plumas S side of Forest Rd 24N10, ca. 0.25 mi W of Cow Crk, W of Lake Davis, ca. 9.25 mi NE of Sloat 1796 Comment
  CAS-BOT-BC88775  Lepidium appelianum John Thomas Howell 1962-6-19 37875 Plumas Sierra Nevada. Vinton. 1508 Comment
  CHSC20810  Lepidium campestre K. R. Stern 1975-7-24 5847 Plumas E shore of Lake Almanor. 1371 Comment
  JEPS105986  Lepidium campestre Lowell Ahart, Josephine Guardino 2004-5-24 10949 Plumas Old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1208 Comment
  CAS-BOT-BC12825  Lepidium perfoliatum John Thomas Howell 1955-7-19 30791 Plumas Sierra Nevada. Vinton. 1505 Comment
  UC569998  Lepidium perfoliatum E. Sawyer 1935-6-10 86 Plumas 2.5 mi ssw Sugarloaf; Sierraville Quad. 1493 Comment
  CHSC527  Lepidium virginicum var. pubescens V. Holt 1935-10-1 Plumas Walkermine. 1219 Comment
  UCD19162  Leptosiphon ambiguus June McCaskill 1956-1 424 Plumas Lake Almanor region? Comment
Read comments
Jul 13 2018
  SD7467  Leptosiphon bolanderi Mrs. R. M. Austin 1879-1 Plumas American Valley Comment
  SEINET14162208  Leptosiphon ciliatus W. Harnach, N. Harnach 1990-6-19 403 Plumas Sierra Valley. N of Beckwourth, Genessee Road. 1585 Comment
  UCD134089  Lessingia nemaclada M. S. Taylor 1980-9-27 3346 Plumas south side of Bucks Lake-Spanish Ranch Road, ca. 1/4 mile east of Frenchman Hill, ca. 20 miles southwest of Quincy. 1645 Comment
  SEINET8480548  Leucocrinum montanum W. Harnach 1989-4-16 029 Plumas Sierra Valley, Roberti Ranch, 0.5 mile W of RR crossing on A-24 (Dyson Lane). 1489 Comment
  CHSC21665  Leucothoe davisiae D. Brink; L. Mayer 1975-7-11 Plumas Bucks Lake. Comment
  CHSC34873  Leucothoe davisiae M. S. Taylor 1981-7-17 4041 Plumas Lakes Basin, Bear Lakes trail, around Cub Lake, ca. 6 mi s of Mohawk. 1981 Comment
  SEINET10863157  Lewisia cantelovii Mary Susan Taylor 1981-7-26 Taylor 4117 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. Open serpentine cliff (with granite elements), n side of Caribou Rd. 3.5 mi NE of its jct with Hwy 70 near Beldon. 2700 ft. 823 Comment
  CAS-BOT-BC444177  Lewisia nevadensis John Thomas Howell 1960-7-22 35921 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad 1828 Comment
  SEINET5336487  Lewisia rediviva D. Neal 1960-5-7 R- 32 Plumas E of Hwy 395, ca. 10 mi S of Doyle Moist Swale. 1463 Comment
  CAS-BOT-BC444559  Lewisia triphylla Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Drakesbad, Lassen Volcanic Park. Comment
  SEINET10572652  Lewisia triphylla Mary Susan Taylor 1981-5-8 Taylor 3654 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
  SEINET5336590  Lewisia triphylla M. J. Williams 1965-6-24 s.n. Plumas Long Valley near Cromberg. 1707 Comment
  CAS-BOT-BC274530  Leymus triticoides John Thomas Howell 1959-9-25 35014 Plumas 5 miles east of Beckwourth, Sierra Valley 1493 Comment
  CAS-BOT-BC274531  Leymus triticoides John Thomas Howell 1961-6-21 36625 Plumas Greenville Comment
  CAS-BOT-BC274533  Leymus triticoides John Thomas Howell 1962-6-19 7869 Plumas 5.8 miles e. of Beckwourth 1493 Comment
  UCD86626  Leymus triticoides A. A. Beetle 1941-6-28 2793 Plumas 5 miles W of Chester. 1524 Comment
  CHSC21585  Ligusticum californicum L. M. Mayer; D. E. Brink Jr. 1975-8-12 Plumas 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
  SJSU4639  Ligusticum grayi C. W. Sharsmith 1969-6-19 7601 B Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  RSA508634  Lilium columbianum Mrs. R. M. Austin 1880-7-3 s.n. Plumas Big Meadows Comment
  CAS-BOT-BC509339  Lilium kelleyanum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  SEINET9634336 Image available Lilium pardalinum D. W. McNeal 1991-7-24 3842 Plumas Beside the road to the Long Lake-Mount Elwell trailhead in Lakes Basin campground; Plumas National Forest. Comment
  CHSC78402  Lilium pardalinum subsp. pardalinum Vernon H. Oswald 2000-6-9 9927 Plumas Caribou Road 1.6 mi north of Hwy. 70. 743 Comment
  CAS-BOT-BC246069  Limosella aquatica Lowell Ahart 1981-9-6 3109 Plumas 1 1/2 miles SW of Crescent Mills, Sierra Nevada 1200 Comment
  SEINET10898116  Limosella aquatica Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5171 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
  JEPS58329  Linanthus ciliatus H. F. Copeland 1932-8-24 Plumas Drakesbad Sierra Nevada 1828 Comment
  CDA19243  Linanthus harknessii G. D. Barbe, T. C. Fuller 1982-6-17 3820 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  UC572490  Linanthus harknessii E. Sawyer 1935-6-27 209 Plumas w of Beckwith Buttes (Charlies Valley); Plumas National Forest, Sierraville Quad. 1524 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
  RSA0087574  Linnaea borealis subsp. longiflora Lowell Ahart, John Dittes 2009-7-14 16076 Plumas North of Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1454 Comment
  JEPS12689  Linnaea borealis var. longiflora Duncan Dunning 1922-7-13 Plumas 4 mi nw Quincy (Snake Lake); , nw of Quincy Comment
  SEINET6032566  Lithophragma glabrum C. G. Gulling 1905-1 s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC428426  Lithophragma tenellum Rimo Bacigalupi 1927-7-11 1697 Plumas Grassy Lake Meadows near Bear Lake, Gold Lake Region 1889 Comment
  CHSC21597  Lithophragma tenellum D. E. Brink Jr.; L. M. Mayer 1975-7-22 Plumas Comment
  JEPS95402  Lithophragma tenellum Lowell Ahart 1994-6-15 7325 Plumas 1 air mile W of Little Grass Valley Reservoir (200 yds E of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat) 1767 Comment
  POM161731  Lithophragma tenellum R. C. Bacigalupi 1927-7-12 1736 Plumas Along Little Gray Eagle Creek near Lakes Center Camp. Gold Lakes Region. 1890 Comment
  UC79323  Lithospermum californicum Mrs. R. M. Austin 1880-1 Plumas Comment
  UCSB27411  Lithospermum californicum Kunze, G. 1971-6-6 Plumas California 89; 5 miles south of Canyon Dam 1158 Comment
  CAS-BOT-BC269066  Lolium perenne John Thomas Howell 1960-7-18 35567 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  UCD127599  Lomatium canbyi G. L. Stebbins 1982-6-14 C- 202 Plumas Diamond Mountain Ridge, south of Susanville. 2225 Comment
  UCR51780  Lomatium nudicaule David D. Keck 1932-7-4 1711 Plumas Northern Sierra Nevada, Quincy: mouth of water supply canyon to the left hand, just south of town 1065 Comment
  SEINET11121449  Lomatium piperi C. Tanner 1999-1 s.n. Plumas Portola, area bounded by alley on N, Quincy Street on S, Willow Street on E, Rock Street on W, on SE edge of this area. 1484 Comment
  SEINET10740848 Image available Lomatium plummerae var. helleri A. Arthur Heller 1913-6-13 Heller 10838 Plumas Near Marston Station. 1067 Comment
  CHSC72421  Lomatium triternatum var. macrocarpum L. P. Janeway 1998-6-2 5616 Plumas North side of Last Chance Creek; above Road 101, 0.7 mi west of Bird Creek. 1798 Comment
  CHSC63452  Lonicera conjugialis Lowell Ahart 1994-7-20 7481 Plumas North of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  CAS-BOT-BC243907  Lonicera involucrata var. involucrata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Blaisden Comment
  CHSC100314  Lonicera involucrata var. involucrata Lowell Ahart 2008-7-16 15103 Plumas Along a stream in 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
  CDA34198  Lotus crassifolius var. crassifolius L. Ahart, J. Dittes 2009-7-13 16044 Plumas On the west side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butte Valley Reservoir Dam and about 3 miles (air) southwest of Lake Almanor Reservoir Dam. Comment
  CDA13436  Lotus nevadensis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13283 Plumas Sierra Nevada; on USFS 23N11A. Comment
  CDA14763  Lotus nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3337 Plumas Indian Creek Bridge 0.1 mile northwest of junction with road to Antelope Lake dam. 1584 Comment
  UC485774  Lotus oblongifolius var. oblongifolius H. E. and S. T. Parks Jun 1928 239 Plumas Drakesbad Lassen National Park Comment
  UC862216  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15231 Plumas just n Quincy (near the river bridge) 1097 Comment
  RSA31788  Lotus unifoliolatus A. A. Heller 1938-7-2 15243 Plumas Feather River Highway near Grays Flat. 869 Comment
  RSA517181  Ludwigia palustris var. americana J. T. Howell 1961-9-23 36845 Plumas Indian Valley; Sierra Nevada 1082 Comment
  SD254614  Lupinus adsurgens Daisie Huang 2006-8-11 6081106 Plumas Quincy-La Porte Rd. 1257 Comment
  UCR274624  Lupinus adsurgens Daisie Huang 2006-8-11 60811- 04 Plumas Rattlesnake Creek, north of Hwy 70 1284 Comment
  SEINET10416298  Lupinus albicaulis Unknown 1973-6-5 421 Plumas Plumas County Comment
  RSA32781  Lupinus albicaulis subsp. wolfianus A. A. Heller 1938-7-14 15161 Plumas Near Gray's Flat on the Feather River Highway. 869 Comment
  RSA715532  Lupinus albicaulis var. albicaulis John Dittes 2005-6-23 1182 Plumas East edge of Indian Valley; ca. 2.7 air-miles east x northeast of Crescent Mills, ca. 2.5 air-miles north x northwest of Taylorsville, ca. 1.4 air-miles west of Keddie Point, near intersection of County Road 112 and County Road 206. Comment
  CHSC89024  Lupinus albifrons var. albifrons L. Hanson 1985-5-24 298 Plumas Plumas National Forest. Massack Rest Stop, Hwy. 70. 1066 Comment
  CHSC60539  Lupinus apertus L. P. Janeway 1992-6-4 4213 Plumas Plumas National Forest. Slope above south side of Bear Creek in its upper reach; east side of Eureka Ridge. 1920 Comment
  JEPS106190  Lupinus apertus Lowell Ahart, Josephine Guardino 2004-5-24 10944 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy 1204 Comment
  RSA39741  Lupinus arbustus subsp. calcaratus P. A. Munz 1947-5-17 11822 Plumas 5 miles north of Chilcoot. 1524 Comment
  CAS-BOT-BC196345  Lupinus argenteus var. argenteus L. P. Janeway 1990-7-2 3755 Plumas Ca 100 ft west of Paradise Cr and ca 3/4 mi south of Little Grizzly Cr. 1889 Comment
  CHSC910  Lupinus argenteus var. heteranthus D. Crummett 1937-5-14 Plumas Near Quincy. 1036 Comment
  JEPS113584  Lupinus argenteus var. meionanthus Lowell Ahart, Josephine Guardino 2007-7-20 14353 Plumas Dry ridge, on the southwest side of Lake Davis Road, Charles Valley, about 1 1/4 miles northwest of Portola 1518 Comment
  JEPS48891  Lupinus argenteus var. meionanthus Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  CHSC52427  Lupinus argenteus var. palmeri L. P. Janeway 1990-7-4 3764 Plumas Plumas National Forest. Along road to Lunker Point; west side Frenchman Lake. 1722 Comment
  RSA726382  Lupinus breweri L. Ahart, Josephine Guardino 2007-7-21 14378 Plumas About 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1794 Comment
  SEINET10452630  Lupinus breweri Mary Susan Taylor 1982-6-23 Taylor 4720 Plumas T23N R10E se/sw sec 11. Blue Nose Mt quad. Flat ridge running n off 23N43Y, at loop in rd, 1.5 mi w of its jct with Peoria Cr Rd (23N10), ca. 6 air mi sw of Sloat. 4600 ft. 1402 Comment
  SEINET10874089  Lupinus breweri Mary Susan Taylor 1982-6-1 Taylor 4578 Plumas T26N R9E se/sw sec 6. Almanor NE quad. On n edge of 27N39 spur rd off 26N18, Long Valley Mine area, ca. 4 air mi w of Greenville. 5000 ft. 1524 Comment
  SJSU6946  Lupinus breweri C. W. Sharsmith 1975-6-17 8226 Plumas near Gray Eagle Cr 1371 Comment
  UCD107374  Lupinus breweri Freed W. Hoffman 1946-6-12 921 Plumas between Mohawk and Calpine. Comment
  SEINET10841141  Lupinus caudatus Mary Susan Taylor 1982-8-19 Taylor 5025 Plumas T26N R14E ne/ne sec. 14. Ferris Creek quad. Along Fitch Canyon Rd, ca. 1 mi sw of its jct with Milford-Beckwourth Rd, ca. 4 mi s of Milford. Jeffrey Pine Forest; 6000 ft. Dry sandy soil. 1829 Comment
  SEINET10906959  Lupinus caudatus Mary Susan Taylor 1982-6-28 Taylor 4754 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  POM253164  Lupinus confertus A. A. Heller 1938-6-14 15160 Plumas Along the feather river Hwy near Grays flat. 869 Comment
  CAS-BOT-BC215356  Lupinus dalesiae M. S. Taylor 1982-5-25 4521 Plumas In Sloat Fire area (1981), along N roadcut of 23N12 and upslope ca. 20 feet in McDermott Ravine and ravine just E, ca. 2 miles NE of Sloat 1402 Comment
  CAS-BOT-BC215378  Lupinus dalesiae M. S. Taylor 1982-6-17 4689 Plumas S side of 23N44Y, 0.2-0.3 mile W of its junction with Bell Bar Creek Road (23N50Y) 1493 Comment
  HSC93578  Lupinus dalesiae G. Fred Hrusa 1996-7-21 13382 Plumas Above Little Long Valley Creek, NW base of Lava Pk. 1600 Comment
  UC640271  Lupinus dalesiae H. and M. Dearing 1939-5-9 3222 Plumas near Quincy; near Quincy 609 Comment
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Mar 27 2007
  UC665283  Lupinus dalesiae Elmer I. Applegate 1934-5-3 8907 Plumas 6 mi nw Quincy; nw of Quincy Comment
  SEINET10452060  Lupinus dalesiae Mary Susan Taylor 1982-6-17 Taylor 4701 Plumas T23N R11E nw/se sec 21. Johnsville quad. N side of 23N09.1, Eureka Ridge Rd, 0.2-0.3 mi w of its jct with 23N08 (Poplar Cr Rd), ca. 3 air mi s of Sloat. Elev 4600 ft. 1402 Comment
  SEINET10485207  Lupinus dalesiae Taylor 1982-5-27 Taylor 4550 Plumas Bucks lake quad. Corolla yellow. East side of dean 'S valley rd (24n29), .4-.5 mi south of its jct with bucks lake rd, ca. 1 Mi ne Of meadow valley. With smilacina racemosa, collinisia parviflora. 1158 Comment
  SEINET10937075  Lupinus dalesiae Mary Susan Taylor 1982-6-16 Taylor 4678 Plumas T24n r10e nw1/4sw1/4 sec 33. Spring garden quad. Corolla yellow. Mixed Evergreen forest, on open bare phyllite roadcut, n side of 24n26, 0.5 mi. W of Its jct with quincy-laporte rd, ca 3 mi. Se of quincy. With lathyrus Nevadensis. 1646 Comment
  SEINET10937076  Lupinus dalesiae Mary Susan Taylor 1982-6-23 Taylor 4718 Plumas T23n r10e ne1/4sw1/4 sec 13. Blue nose mt quad. Corolla yellow. On cobbly Roadbank, s side of peoria creek rd (23n10), 0.2 mi. Ne of oliver creek, ca 5 Mi. Sw of sloat. With hydrophyllum occidentale, elymuys glaucus. 1615 Comment
  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
  JEPS85928  Lupinus grayi L. P. Janeway 1990-6-6 3701 Plumas ca 1/2 mi e Rattlesnake Creek (and ca 1/2 mi n of Hwy 70/89, vicinity of Sloat, forested flat on n side of Long Valley); Plumas National Forest, Mt. Ingalls Quad. 1356 Comment
  UCD107809  Lupinus grayi A. A. Heller 1913-6-13 10867 Plumas Quincy. 1066 Comment
  SEINET10837724  Lupinus grayi Duane Isely, I. Isely 1971-7-13 Isely 11397 Plumas Spring garden. Fls. Lt. Purple to pale lavender; standard recurved ca 45 Degrees. 1216 Comment
  SEINET10871250  Lupinus grayi Mary Susan Taylor 1982-6-17 Taylor 4693 Plumas S side of 23N44Y, 1.8 mi W of its jct with Bell Bar Creek Rd (23N50Y), ca. 2 air mi SW of Sloat. 1524 Comment
  CHSC36211  Lupinus latifolius var. columbianus M. S. Taylor 1982-7-12 4824 Plumas At jct of small creek to Jamison Creek, on n side of rd 507, just w of Plumas-Eureka State Park boundary, 2.0 mi sw of Johnsville. 1767 Comment
  SEINET11262559  Lupinus latifolius var. columbianus Robert L. Johnson, Mikel R. Stevens 2015-7-13 3971 Plumas Northern High Sierra Nevada. Northeast side of La Porte off Main St (Quincy La Porte Rd) near jct with Gold St. E side of road.; 0 1507 Comment
  CHSC48529  Lupinus lepidus var. confertus Vernon Oswald 1986-8-7 2271 Plumas Hwy 89 ca. 0.2 mi w of Lake Almanor spillway. 1371 Comment
  CHSC62457  Lupinus lepidus var. confertus L. P. Janeway 1993-8-10 4512 Plumas Plumas National Forest. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. 1487 Comment
  JEPS102615  Lupinus lepidus var. confertus Lowell Ahart 2001-7-11 8886 Plumas On the south side of Highway 89, west of the spillway on the dam at Lake Almanor. 1374 Comment
  JEPS65070  Lupinus lepidus var. confertus W. L. Jepson 1918-8-17 8035 Plumas Sierra Valley 1524 Comment
  UC149940  Lupinus lepidus var. confertus Katharine Brandegee July 1911 Plumas Portola Comment
  CHSC118778  Lupinus lepidus var. confertus Wendy L. Boes 2015-6-28 2015 -029 Plumas Plumas National Forest. South of Moonlight Valley, east of Forest Service road 27N82, north of 29N46 (UTM 684518 E, 4454025 N, NAD 83 Zone 10N.) 1700 Comment
  UC1481375  Lupinus lepidus var. confertus W. E. Harmon 1969-8-18 1563 Plumas 2 mi w Portola; w <of> Portola Comment
  CHSC110948  Lupinus lepidus var. sellulus L. P. Janeway 2013-8-28 11198 Plumas Northern High Sierra Nevada. Plumas National Forest; top of a low broad ridge between Tamarack Flat and South Branch Middle Fork Feather River. 1693 Comment
  CHSC935  Lupinus lepidus var. sellulus 1945-6-30 Plumas Buck's summitt. 1685 Comment
  UC82213  Lupinus lepidus var. sellulus Mrs. R. M. Austin 1890-1 389 Plumas Warner Valley Comment
  POM181087  Lupinus meionanthus P. B. Kennedy, A. A. Heller, B. B. Kennedy 1907-7-16 8864 Plumas Genessee Valley Comment
  CHSC21586  Lupinus obtusilobus L. M. Mayer; D. E. Brink Jr. 1975-8-12 Plumas Bucks Lake Floristic Survey. Comment
  UC1129663  Lupinus obtusilobus G. T. Nordstrom 1934-7-18 103 Plumas 3/4 mi w Silver Lake; Plumas National Forest, Bidwell Bar Quad. Comment
  RSA712966  Lupinus onustus L. P. Janeway 1994-5-24 4649 Plumas Owl Creek, 1.5 mi west of Seneca. 1372 Comment
  SEINET10484151  Lupinus polyphyllus subsp. superbus Mary Susan Taylor 1982-7-14 Taylor 4832 Plumas T26N R9E ne/sw sec 7. Almanor SE quad. Near jct of 27N92 & 26N18, in Long Valley around creek, ca. 4 mi w of Greenville. Montane Meadow, edge of Mixed Coniferous Forest; 5500 ft. 1676 Comment
  CHSC112508  Lupinus polyphyllus var. burkei L. P. Janeway 2014-7-15 11539 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  POM23523  Lupinus sellulus var. artulus Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CAS-BOT-BC323946  Lupinus sellulus var. artulus M. S. Taylor 1982-6-12 4638 Plumas S side of Hwy 36, W side of Lake Almanor, ca 0.5 mi E of Chester. 1371 Comment
  RSA232876  Lupinus stiversii L. S. Rose 1968-6-12 68111 Plumas Feather River Canyon, 4 mi. w. of Belden. 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
  RSA101477  Luzula comosa R. Weatherby 1955-6-26 1544 Plumas Mud Lake, Lakes Basin Area. 2104 Comment
  UCSB46162  Luzula comosa Reisentz, Paul 1979-5-12 Plumas at Lewisia Rock; 3 miles south of Beldon; on Highway 70 Comment
  CHSC85993  Luzula comosa var. laxa L. P. Janeway 2003-7-19 7908 Plumas High Cascade Range. Along the south edge of Little Willow Lake. Just above high water line. 1831 Comment
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Oct 3 2006
  CHSC52712  Luzula divaricata L. P. Janeway 1984-9-1 1101 Plumas Lakes Basin Recreation Area; north-facing slope above Round Lake. 2133 Comment
  UCD98225  Lychnis coronaria June McCaskill 1954-5-31 332 Plumas above Feather River; State Highway 24 (US Alt. 40), 2 miles north of Storrie. Comment
  RSA500422  Lycopus uniflorus Vernon H. Oswald 1989-8-3 3917 Plumas Willow lake located SE of Drakesbad, just s of the boundary of Lassen Volcanic Nat l Park. 1677 Comment
  RSA496340  Lysimachia nummularia Elaine Joyal, D. Mehlman 1988-6-30 1299 Plumas E of Quincy. Irrigation ditch running through heavily-used pasture, with Typha, Carex. 1200 Comment
  SEINET10473900  Machaeranthera canescens Mary Susan Taylor 1982-8-27 Taylor 5046 Plumas T23N R16E se/nw sec 34. Chilcoot SW quad. SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. Roadside weedy area; 4900 ft. 1493 Comment
  RSA699781  Madia citriodora L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11153 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CAS-BOT-BC344472  Madia exigua John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1985 Plumas Butterfly Botanical Area and Vicinity. Near barn in valley proper 1036 Comment
  CAS-BOT-BC344466  Madia exigua David D. Keck 1932-7-3 1619 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  OBI15721  Madia exigua Lewis S. Rose 1963-6-5 63138 Plumas East Branch, North Fork of Feather river, .5 mi N of Rich Bar 823 Comment
  CHSC65375  Madia glomerata Lowell Ahart 1995-9-13 7623 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  RSA0118928  Madia glomerata Lowell Ahart 2014-8-26 19774 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  RSA716595  Madia glomerata L. Ahart, John Dittes 2005-9-19 12401 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  SEINET10839207  Madia glomerata Mary Susan Taylor 1981-8-31 Taylor 4253 Plumas California: T22N R12E se1/4 of se1/4 sec 25. Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi S of Clio. Plumas County. 4400 ft. 1341 Comment
  UCR123520  Madia glomerata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6864 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CAS-BOT-BC342855  Madia glomerata David D. Keck 1932-7-6 1715 Plumas Halfway between Prattville and Chester 1340 Comment
  CAS-BOT-BC342869  Madia glomerata John Thomas Howell 1959-9-24 34965 Plumas Sierra Valley near Beckworth 1478 Comment
  JEPS21564  Madia glomerata L. T. Dempster 1958-7-13 1153 Plumas about 5 mi s Beckwourth 1493 Comment
  SEINET10474808  Madia glomerata Mary Susan Taylor 1982-8-9 Taylor 4958 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
  UC185676  Madia glomerata Katharine Brandegee Plumas Portola Comment
  UC711912  Madia glomerata Roxana S. Ferris and Laura Lorraine 1941-8-9 10430 Plumas near village; Lake Almanor Public Camp Comment
  CAS-BOT-BC342971  Madia gracilis John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-7-12 2107 Plumas Butterfly Botanical Area and Vicinity. Between valley proper and Darlingtonia bog 1066 Comment
  CDA13858  Madia gracilis G. F. Hrusa, T. D. Wilfred 1996-7-23 13402 Plumas Sierra Nevada; above USFS 23N22. Comment
  CHSC103129  Madia gracilis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16112 Plumas West of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC97093  Madia gracilis Lowell Ahart; Josephine Guardino 2007-7-20 14313 Plumas North of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  JEPS89652  Madia gracilis Dean Wm. Taylor with Glenn L. Clifton 1992-8-23 13215 Plumas along Hwy. 89 1.3 mi. n.of junction w/ Humbug-Humboldt Rd. (Lake Almanor region); Fieather R. Watershed, Lake Almanor region 1417 Comment
  UC1069886  Madia gracilis E. Sawyer 1935-6-27 178 Plumas 3.7 mi n Hawks; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC343247  Madia gracilis M. S. Taylor 1981-9-14 4276 Plumas Headwaters of Rush Creek, near its jct with Cow Creek, ca. 5 mi ese of Greenville 1584 Comment
  CAS-BOT-BC343260  Madia gracilis David D. Keck 1932-7-3 1617 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC343282  Madia gracilis John Thomas Howell; Gordon H. True 1967-7-9 43246 Plumas North Fork of Feather River at Caribou 914 Comment
  CAS-BOT-BC347520  Malacothrix floccifera H. M. Hall; E. B. Babcock 1903-7-1 4433 Plumas Sierra Nevada Mountains. Indian Valley 1066 Comment
  SEINET10475285  Malacothrix floccifera Mary Susan Taylor 1981-7-27 Taylor 4141 Plumas T25N R11E NW 1/4 sec 12. Genesse Valley quad. On granite embankment E side of 25N42 Flournoy Grade, 1.3 mi S of Flour- noy Bridge, ca. 3 mi E of Genesse. 4400 ft. 1341 Comment
  SEINET11808091  Malacothrix floccifera H. M. Hall, Babcock, E. B. 1903-1 4433 Plumas Indian Valley, Sierra Nevada Mountains 1067 Comment
  JEPS68658  Malva neglecta W. L. Jepson 1924-7-25 10640 Plumas Meadow Valley 1158 Comment
  JEPS124567 Image available Marrubium vulgare Reinhard Jockel 1969-6-26 4 Plumas On road side (A23) 2 miles N. of Sierra County Line. 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
  RSA59473  Medicago lupulina E. K. Balls 1950-9-16 15878 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, hwy. 89. 1433 Comment
  UCD107740  Medicago lupulina Robbins and Raynor 1943-6-1 s.n. Plumas Belden. Comment
  CAS-BOT-BC269220  Melica aristata John Thomas Howell 1951-6-27 27574 Plumas Johnsville 1584 Comment
  CAS-BOT-BC269221  Melica aristata John Thomas Howell 1926-7-20 2082 Plumas Near Prattville 1463 Comment
  CAS-BOT-BC269223  Melica aristata John Thomas Howell 1960-7-17 35486 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC107906  Melica aristata L. P. Janeway 2011-8-23 10671 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
  CHSC36209  Melica aristata M. S. Taylor 1982-7-7 4784 Plumas N side of 23N36, just e of its jct with 23N35, s slope of Big Hill, ca. 3 air mi s of Sloat. 1615 Comment
  UCD107939  Melica bulbosa Tim Kuhn 2006-6-29 54 Plumas north of Lake Davis at Old House Meadow. Comment
  CAS-BOT-BC282086  Melica fugax John Thomas Howell; et al. 1967-6-12 1993 Plumas Butterfly Botanical Botanical Area and Vicinity. Valley proper, near barn 1082 Comment
  CAS-BOT-BC282096  Melica fugax Alice Eastwood 1918-5-25 6987 Plumas Portola Comment
  CHSC87990  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11154 Plumas On the north side of a forest road, small meadow, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  RSA712983  Melica fugax L. P. Janeway, B. Castro 2006-6-3 8657 Plumas Northern High Sierra Nevada, west side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek 1673 Comment
  RSA739775  Melica fugax L. P. Janeway 2007-6-3 9005 Plumas Northern High Sierra Nevada, Eastern end of Red Mtn, along the high exposed rocky ridgeline. Weathered reddish serpentine 1929 Comment
  RSA754960  Melica fugax L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15905 Plumas Road under the pole line, about 200 yards west of the Lake Almanor Dam. 1422 Comment
  CAS-BOT-BC281136  Melica stricta Lowell Ahart 1979-7-18 s.n. Plumas Ca 1 mile W of Pilot Peak. Above the road on broken rock about 1/8 mile S of Onion Valley 1800 Comment
  SEINET10599618  Melica stricta Lawrence P. Janeway 1989-6-22 Janeway 3377 Plumas Crocker Mtn. quad T24N, R14E, NE1/4 of sec. 32, Easterly flank of Crocker Mtn above Crocker Mdw. 1890 Comment
  SEINET201565 Image available Melica stricta var. stricta A. Cronquist, AH Holmgren 1959-6-17 8468 Plumas 50 mi SE of Susanville 1372 Comment
  CAS-BOT-BC264171  Melica subulata Gordon H. True; John Thomas Howell; Walter Knight; Irja Knight 1969-6-24 2636 Plumas Fern Glen, Butterfly Botanical Area and Vicinity 1066 Comment
  CAS-BOT-BC264173  Melica subulata Gordon H. True; John Thomas Howell; Walter Knight; Irja Knight 1968-6-11 2410 Plumas Butterfly Botanical Area, Sierra Nevada 1097 Comment
  UCD88628  Melica subulata John Thomas Howell; Gordon True, Walter and Irja Knight 1968-6-11 2410 Plumas Butterfly Botanical Area. 1097 Comment
  CDA4209  Melilotus officinalis T. C. Fuller 1959-7-6 4301 Plumas Northeast of Lake Almanor, 2 miles west of Clear Creek Junction. 0 Comment
  CHSC59916  Mentha canadensis L. P. Janeway 1992-7-23 4276 Plumas Plumas National Forest. Gravel bar on north side of Middle Fork Feather River near the mouth of Bonta Creek; behind Mohawk Ranger Station. 1315 Comment
  SD174009  Mentha spicata Robert J. Weatherby 1950-7-21 1475 Plumas East Quincy; scattered perennial on sunny moist soil in marsh with Solidaga and Spiraea douglasii; native from Europe. 1036 Comment
  UC54500  Mentzelia dispersa H. M. Hall and E. B. Babcock July 1903 4418 Plumas Sierra Nevada Mountains, Warner Creek 1463 Comment
  CHSC37656  Mentzelia laevicaulis T. B. Devine 1981-8-28 759 Plumas Beside Hwy 70 ca. 1/4 mi SW of Rock Creek powerhouse. 518 Comment
  UC1094007  Mentzelia montana Lewis S. Rose 1955-7-19 55139 Plumas Beckworth 1493 Comment
  RSA0015435  Menyanthes Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CHSC21683  Menyanthes trifoliata D. Brink; L. Mayer 1975-8-6 Plumas In shallow water @ Mud Lake. Comment
  UC178668  Menyanthes trifoliata Mrs. R. M. Austin Plumas Big Meadows Comment
  CDA19221  Mertensia ciliata var. stomatechoides G. D. Barbe, T. C. Fuller 1982-6-16 3784 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CHSC1675  Micranthes aprica V. Holt 1942-7-20 Plumas Long Valley. 1310 Comment
  CAS-BOT-BC428603  Micranthes bryophora Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC91740  Micranthes nidifica G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-26 3359 Plumas Sierra Nevada. 0.25 mile northeast of Bucks Summit on Bucks Lake Road; hillside meadow at the head of Eagle Gulch. 1670 Comment
  CHSC20990  Micranthes oregana F. T. Griggs; A. Pass 1975-7-11 158 Plumas Buck's Lake. Comment
  CAS-BOT-BC348338  Micropus californicus Walter Knight; Irja Knight 1968-6-11 2345 Plumas In Butterfly Valley proper 944 Comment
  HSC6008  Micropus californicus var. californicus L. S. Rose 1968-6-11 68102 Plumas Butterfly Valley, 4 mi. S of Keddie 1037 Comment
  CAS-BOT-BC349349  Microseris nutans Clare B. Hardham 1961-6-16 7471 Plumas Sierra Nevada Mountains. Diamond Peak 2133 Comment
  SBBG21768  Microseris nutans D. Myrick 1964-7-19 869 Plumas trail to Boiling Lake, Drakesbad 1737 Comment
  SD8804  Microseris nutans Daniel Cleveland 1882-7-21 Plumas Big Meadows Comment
  UC485810  Microseris nutans H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  SEINET10937974  Microseris nutans Mary Susan Taylor 1981-7-17 Taylor 4037 Plumas T21N R12E se/se sec 7, Sierra City NW quad. Lakes Basin area, Bear Lakes trail, just S of spur trail to Gold Lake Lodge, ca. 6 mi S of Mohawk. 6500 ft elev. 1981 Comment
  POM147038  Mimulus bicolor Alice Eastwood 1927-06 14625 Plumas On trail to Long Valley. United States Forest Reserve. Comment
  CHSC113626  Mimulus guttatus Lowell Ahart 2014-8-31 19800 B Plumas Strand, cobbles, in and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  JEPS10495  Mimulus guttatus W. L. Jepson 1924-7-22 10613 Plumas Rich Point Middle Fork Feather River 1097 Comment
  RSA59263  Mimulus guttatus E. K. Balls 1950-8-31 15556 Plumas Spanish Creek off Hwy 24, just north of Quincy. 1067 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
  SDSU10786  Mimulus lewisii D. F. Howe 1964-7-29 3892 Plumas Gold Lake Lodge, Plumas National Forest. 1981 Comment
  UC149929  Mimulus moniliformis Katharine Brandegee 1911-7-30 Plumas Portola Comment
  RSA80073  Mimulus moschatus F. W. Peirson 1932-7-19 10347 Plumas Along Feather River near Chester. 1463 Comment
  SBBG122896  Mimulus moschatus B. Ertter, G. Schoolcraft 1989-7-3 8633 Plumas near Bear Crk crossing on Lone Rock Rd; Diamond Mtns, ca. 9 air-mi S of Susanville 1767 Comment
  SEINET12249487  Mimulus moschatus K. R. Stern 1975-1 5880 Plumas SW shore Lake Almanor 1372 Comment
  JEPS28622  Mimulus nanus var. jepsonii George W. Gillett 1957-7-18 808 Plumas ne side Boiling Springs Lake; Lassen Volcanic National Park 1813 Comment
  RSA422245  Mimulus nanus var. mephiticus Dorothy Davis 1923-08 s.n. Plumas Gold Lake. 2439 Comment
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Nov 13 2013
  UC1567353  Mimulus nanus var. mephiticus G. Schoolcraft 1989-7-3 1938 Plumas s Red Rock Lookout; Diamond Mtns. 2225 Comment
  POM273167  Mimulus primuloides Lyman Benson 1932-7-29 3999 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  UC1185293  Mimulus primuloides H. E. Brown Aug 1 1897-Aug 15 1897 603 Plumas near Lassen Buttes 1828 Comment
  UC615324  Mimulus primuloides Beryl O. Schreiber 1932-7-19 458 Plumas road to Prattville Comment
  CHSC2467  Mimulus pulsiferae R. Carter 1964-5-16 86 Plumas Feather R. Canyon, 1/3 mi up N side Paul's Creek from Hwy. 40A. 640 Comment
  JEPS79147  Mimulus pygmaeus L. R. Heckard with R. Bacigalupi 1980-6-12 5250 Plumas w Lake Almanor (along Highway 89 at North Humbug-Humboldt Cross Rd.) 1371 Comment
  RSA52839  Mimulus torreyi R. Weatherby 1950-5-31 1440 Plumas South shore or Lake Almanor. 1723 Comment
  CHSC61739  Monardella follettii L. P. Janeway; Linnea Hanson, Perrie Cobb. 1993-7-19 4461 Plumas Plumas National Forest. Southwest side of the top of Red Hill. 1874 Comment
  JEPS102225  Monardella follettii L. P. Janeway 2001-8-5 7426 Plumas High Cascade Range. Slopes on east side of Yellow Creek about 8.9 km south of Humbug Valley along Road 26N26. 1305 Comment
  HSC101674  Monardella follettii Dillon North Davis 2013-7-1 35 Plumas 9.8 miles south on FS Road 25N17 from intersection with Highway 70. 1576 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
  RSA35104  Monardella odoratissima Thomas H. Kearney 1944-8-14 127 Plumas Near Prattville, Lake Almanor. Comment
  CHSC113885  Monardella odoratissima subsp. glauca Lowell Ahart 2014-8-26 19788 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
  JEPS122179  Monardella odoratissima subsp. glauca Lowell Ahart 2014-8-26 19788 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  RSA121992  Monardella odoratissima subsp. glauca G. T. Nordstrom 1934-7-3 180 Plumas 3/4 mile S. of Mt. Ararat, Bidwell Bar 1646 Comment
  CHSC91773  Monardella odoratissima subsp. odoratissima G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-26 3346 Plumas Sierra Nevada. 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 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
  CHSC108112  Monardella odoratissima subsp. pallida Lowell Ahart 2011-9-20 17685 Plumas 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
  CHSC117634  Monardella odoratissima subsp. pallida Lowell Ahart 2016-8-30 21327 Plumas On the west side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  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
  CDA40770  Monardella odoratissima subsp. pallida Jim Jokerst 1989-7-3 3113 Plumas South and adjacent to Hwy. 70 and Greenhorn Creek 1 mi east of Caltrans Roadside Rest, ca. 10 mi east of Quincy. 0 Comment
  SBBG128714  Monardella odoratissima subsp. pallida L. Ahart 2008-8-13 15175 Plumas W side of La Porte Rd, W of E Branch Crk, ca. 1.75 mi S of Little Grass Valley Reservoir, ca. 1 mi NE of La Porte 1613 Comment
  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
  RSA551259  Monardella sheltonii J. T. Howell 1975-7-22 51350 Plumas 2 miles NW of Spring Garden 1174 Comment
  SEINET10582355  Monardella sheltonii A. Graff 1993-7-21 Graff 284 Plumas Plumas National Forest. On Hwy. 70, .35 miles northwest of 2nd "Cromberg" sign, on northeast side of the road. T23N,R11E,S13. With Pinus ponderosa, Calocedrus decurrens, Quercus kelloggii, grasses. Comment
  SEINET10582356  Monardella sheltonii A. Graff 1993-7-21 Graff 285 Plumas Plumas National Forest. On Hwy. 70 west, .3 mile southeast of Greenhorn Ranch Rd., on right road bank. T24N,R10E,S25. Growing in light brown, sandy, gravelly soil, with Arctostaphylos sp. and scrub. Bombus sp. Comment
  SEINET10895144  Monardella sheltonii A. Graff 1993-7-21 Graff 294 Plumas Plumas National Forest. On Hwy. 70 west, just past Greenhorn Creek, on the right road bank. T24N,R10E,S25. With grasses. Comment
  SEINET10961427  Monardella sheltonii A. Graff 1993-7-21 Graff 286 Plumas Plumas National Forest. On Hwy. 70 west, .3 mile southeast of Greenhorn Ranch Rd., on right road bank. T24N,R10E,S25. Growing in light brown, sandy, gravelly soil, with Arctostaphylos sp. and scrub. Bombus sp. Comment
  CHSC110296  Montia chamissoi B. Castro; L. P. Janeway 2006-6-3 1550 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  CHSC34270  Montia chamissoi M. S. Taylor 1981-5-10 3677 Plumas E side of Antelope Lake, in and around large wet meadow where Pioneer Cabin is located, ca. 20 air mi ne of Taylorsville. 1536 Comment
  CAS-BOT-BC444858  Montia fontana John Thomas Howell 1960-7-21 35818 Plumas Lassen Volcanic National Park. Near Terminal Geyser 1828 Comment
  CHSC97580  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
  CAS-BOT-BC445096  Montia linearis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-8 1800 Plumas Butterfly Botanical Area and Vicinity. Butterfly Valley meadow 1066 Comment
  RSA189424  Montia linearis L. S. Rose 1967-6-11 67104 Plumas Quincy. 1037 Comment
  UC635320  Montia linearis H. L. Mason 1924-6-18 1052 Plumas n of Graeagle Comment
  UC978484  Montia linearis Roxana S. Ferris 1952-5-18 12487 Plumas 1.5 mi n of Greenville 1097 Comment
  CAS-BOT-BC267014  Muhlenbergia filiformis Clarence R. Quick 1966-7-7 66 37 B Plumas E of Cottonwood Creek crossing, ca 3 miles S of W end of Humbug Valley 1402 Comment
  POM313206  Muhlenbergia filiformis Malcolm A. Nobs, S. Galen Smith 1949-8-18 1367 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CAS-BOT-BC267004  Muhlenbergia filiformis John Thomas Howell 1960-7-21 35808 Plumas Lassen Volcanic National Park. Near Terminal Geyser 1828 Comment
  UC1137640  Muhlenbergia richardsonis R. W. Saarni 1939-2-9 157 Plumas e Dixie Mt.; Sierraville Quadrangle, Last Chance Valley 1706 Comment
  UCD143639  Muilla transmontana Louis K. Mann; Patricia Mann 1963-6-17 s.n. Plumas Beckworth Pass, (U.S. Alt. 40); near Lester Davis roadside rest. 1682 Comment
  JEPS110466  Myosotis laxa Lowell Ahart 2006-10-8 13408 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden 715 Comment
  RSA95426  Myosotis scorpioides J. T. Howell 1951-6-29 27743 Plumas Near Spring Garden. 1220 Comment
  UC1112281  Myosurus apetalus Herbert L. Mason 1952-7-17 14381 Plumas just s Beckworth (along Western Pacific tracks); Sierra Nevada 1524 Comment
  CAS-BOT-BC83343  Myosurus minimus Michael A. Vincent 1999-6-7 8540 Plumas Plumas National Forest. Beckwourth Ranger District. Along Route A23, just south of Route 70, southwest of Beckwourth. Comment
  CHSC81622  Myriophyllum sibiricum Lowell Ahart 2001-10-8 9334 Plumas On the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  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
  OBI60877  Myriopteris gracillima E. Lehto 1934-6-26 8283 Plumas Upon rock outcrops above stream bed. Frasguir creek falls, Gold Lake Road 1829 Comment
  SEINET10501564  Najas guadalupensis Mary Susan Taylor 1981-9-3 Taylor 4266 Plumas California: T26N R9E nw1/4 of sw1/4 sec 15. Greenville SW quad. N tip of Round Valley Reservoir by road 204, ca. 3 air mi S of Greenville. Plumas County. 4500 ft. 1372 Comment
  UC1585913  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
  CHSC43314  Nama lobbii Lowell Ahart 1974-8-7 593 Plumas Along the dirt road near Grizzly Mountain, about 4 miles south of Bucks Lake. 1828 Comment
  UC1075740  Nama lobbii Robert J. Weatherby 1955-7-21 1656 Plumas ridge between Bottle Springs and Bear Creek (Middle Fork Feather River); , btw Bottle Springs-Bear Creek 1767 Comment
  CAS-BOT-BC515769  Narthecium californicum E. K. Balls 1950-9-9 15771 Plumas Freshwater Marsh Community; south end of small lake west of Lakes Center Public Campground, south. 2042 Comment
  SEINET8501717  Narthecium californicum M. J. Williams, H. Mozingo 1960-7-12 s.n. Plumas Butterfly Valley. Comment
  CAS-BOT-BC60331  Nasturtium officinale Walter Knight; Irja Knight 1966-6-18 1324 Plumas Sierra Nevada. Butterfly Valley. 1097 Comment
  SEINET10448298  Nasturtium officinale Mary Susan Taylor 1982-5-23 Taylor 4509 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
  SEINET10832614  Navarretia Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3877 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
  RSA726407  Navarretia breweri L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13996 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  RSA101468  Navarretia breweri R. Weatherby 1955-7-2 1571 Plumas Bear Ridge near Taylor Lake. 2195 Comment
  CHSC21544  Navarretia divaricata L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake. Comment
  JEPS118685  Navarretia divaricata var. 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. La Porte 7.5' quad. Comment
  RSA718444  Navarretia intertexta L. Ahart 2006-7-9 12927 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. 1679 Comment
  SEINET197718  Navarretia intertexta J. M. Tucker 1948-7-24 1717 Plumas Near road from Cascade to Camel Peak. 1615 Comment
  CHSC81138  Navarretia intertexta subsp. intertexta Lowell Ahart 2001-8-28 9209 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  JEPS125763  Navarretia intertexta subsp. intertexta William Harnach 2013-5-18 1353 Plumas 0.25 miles East of Co. Rd A-23 on Marble Lane, South of Beckwourth. Comment
  CHSC116155  Navarretia intertexta subsp. propinqua Lowell Ahart 2015-7-4 20279 Plumas About 150 yards south of the paved road to Tamarack Flat, about 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam. 1712 Comment
  CDA14321  Navarretia intertexta subsp. propinqua H. George 1998-7-27 s.n. Plumas Sierra Nevada; near Quincy. 0 Comment
  CDA14695  Navarretia leptalea G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3182 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  CHSC10634  Navarretia leptalea Lowell Ahart 1970-6-25 Plumas Six miles NW of La Porte. 1828 Comment
  RSA537482  Navarretia leptalea Barbara Ertter 1989-7-4 8681 Plumas 2.2 miles west of junction with Highway 89 and Highway 36 southwest of Chester. 1463 Comment
  RSA83058  Navarretia leptalea Verne Grant, Alva Grant 1948-7-11 s.n. Plumas Lava Cap, southwestern Plumas County Comment
  UC595081  Navarretia leptalea subsp. leptalea David D. Keck 1938-8-9 4899 Plumas 0.5 mi w town (Beckwith (Beckwourth)); Beckwith (Beckwourth) Comment
  CHSC97513  Nemacladus capillaris Lowell Ahart; John Dittes 2007-6-16 14132 Plumas On the bottom of a small drainage on the south side 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
  SEINET10464820  Nemacladus capillaris Howell 1967-7-12 Howell 2105 Plumas Between valley and Darlingtonia bog 1067 Comment
  SEINET10461208  Nemacladus interior Rimo Bacigalupi 1957-6-29 Bacigalupi 6014 Plumas Just east of the mouth of Rock Creek, Feather River Canyon, along U.S. Highway 40 533 Comment
  UC1586424  Nemophila parviflora var. austiniae Vernon H. Oswald and Lowell Ahart 1991-6-18 4690 Plumas ca 5.5 mi (air) n Greenville (nw side of Homer Lake); Homer Lake, n of Greenville 1920 Comment
  CHSC87866  Nemophila pedunculata Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11059 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
  JEPS106312  Nemophila pedunculata Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11059 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
  CHSC97176  Nemophila spatulata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14004 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  UC178303  Nicotiana quadrivalvis var. quadrivalvis Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CHSC65376  Nothocalais alpestris Lowell Ahart 1995-9-13 7633 Plumas On the north-east side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  SEINET5345685  Oenothera deltoides var. piperi W. Harnach, N. Harnach 1990-5-27 325 Plumas Sierra Valley, Between Vinton and Chilcoot, Vinton cemetary 1524 Comment
  SEINET1909910  Onagraceae Barbara Ertter 1988-1 7848 Plumas Diamond Mts, ca 12 airmiles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville-Red Rock jct, meadow in mixed conifer forest 1981 Comment
  CHSC114418  Orcuttia tenuis Beth Corbin 1992-7-9 690 Plumas Large vernal pool just NW of Almanor Rest Area, on Highway 89 on the W side of Lake Almanor. 1402 Comment
  JEPS31981  Oreostemma alpigenum var. andersonii R. H. Platt 1891-7-1 Plumas Prattville Comment
  UC726950  Oreostemma alpigenum var. andersonii A. A. Heller 1942-8-3 16515 Plumas about midway between Summit Lake and the Devasted Area Summit Lake; Lassen Park Comment
  UC86921  Oreostemma alpigenum var. andersonii T. S. Brandegee 1892-7-4 Plumas Prattsville Comment
  CAS-BOT-BC499823  Orobanche corymbosa subsp. corymbosa Rimo Bacigalupi 1923-6-14 s.n. Plumas On grade between Johnsville & Gibsonville above Nelson Creek 1920 Comment
  CAS-BOT-BC500235  Orobanche pinorum George W. Gillett 1957-7-23 890 Plumas Lassen Volcanic National Park. Summit of Mt. Harkness 2446 Comment
  CHSC63478  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart 1994-7-20 7485 Plumas Label also says: Sierra County. On both sides of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  JEPS106313  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11063 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote 1765 Comment
  SEINET10832404  Orthocarpus hispidus Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3881 A Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  CHSC21519  Osmorhiza chilensis D. Brink 1975-7-8 Plumas Buck's Lake. Comment
  CHSC53111  Osmorhiza chilensis L. P. Janeway 1989-6-30 3443 Plumas Beckwourth Ranger District, Plumas National Forest. Along rd 24N49Y ca 0.4 mi W of Crocker cr and Beckwourth-Genesee Rd (6.8 mi N of Beckwourth and 0.3 mi N of Crocker Guard Station). 1798 Comment
  JEPS102588  Osmorhiza chilensis Lowell Ahart 2001-7-17 8913 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
  CDA13419  Osmorhiza occidentalis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13267 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  CHSC34862  Osmorhiza occidentalis M. S. Taylor 1981-6-17 3929 Plumas On n side of Coldwater Spring, ca. 1/4 mi e of its jct with 25N49, ca. 14 air mi n of Blairsden. 2072 Comment
  RSA71064  Osmorhiza occidentalis L. S. Rose 1951-6-28 51063 Plumas Johnsville. 1601 Comment
  CHSC102015  Packera streptanthifolia L. P. Janeway; B. Castro 2009-8-29 9938 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. Small meadow, about 30m x 40m, high on the mountainside, northeast-facing 30% slope. 1892 Comment
  RSA39750  Paeonia brownii P. A. Munz 1947-5-16 11816 Plumas 5 miles north of Chilcoot 1524 Comment
  UCD89957  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7164 Plumas Lassen National Park, Drakesbad. 1676 Comment
  CAS-BOT-BC253745  Panicum capillare John Thomas Howell 1926-7-30 2167 Plumas Near Prattville Comment
  CHSC24282  Panicum capillare K. R. Stern 1975-7-25 Plumas Peninsula, Lake Almanor. Comment
  CHSC34313  Panicum capillare L. Ahart 1981-9-6 3078 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
  CHSC66769  Pectiantia breweri Vernon H. Oswald; Lowell Ahart 1996-8-14 8153 Plumas Northern High Sierra Nevada. 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. 1920 Comment
  UC138965  Pedicularis attollens Mrs. A. L. Combs 1902-7-7 Plumas Prattville Comment
  CHSC100029  Pedicularis racemosa Lowell Ahart 2008-8-14 15201 Plumas 200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  CHSC43769  Pedicularis semibarbata Vernon Oswald 1983-8-4 966 Plumas Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas, and Tehama Counties). 1993 Comment
  UCR115327  Pedicularis semibarbata G. D. Barbe, T. C. Fuller 1982-7-16 3760 Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  HSC22947  Pedicularis semibarbata John Pratt 1970-6-29 50 Plumas 5 mi. E of Humboldt summit Comment
  SD19372  Pellaea brachyptera Mrs. R. M. Austin 1877-1 Plumas Comment
  UC197948  Pellaea brachyptera J. G. Lemmon and wife June 1883 Plumas Comment
  UC1562398  Pellaea bridgesii Lowell Ahart 1990-7-16 6568 Plumas ca. 3 1/2 mi ne of Little Grass Valley Reservoir (ca. 1/2 mi ne of Independent Mine, n side of S Fork Feather River) 1828 Comment
  POM197141  Pellaea mucronata J. G. Lemmon 1883-07 s.n. Plumas Indian Valley Comment
  RSA420403  Penstemon Rockwell 1925-07 s.n. Plumas [No location information provided.] Comment
  SBBG85009  Penstemon deustus F. W. Pennell 1940-6-11 25807 Plumas 7 mi S of Greenville 1188 Comment
  SD131969  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Creek at North Fork Feather River 671 Comment
  UC1063373  Penstemon deustus C. W. Hanks 1934-9-14 81 Plumas Upper end Frenchman Valley Plumas National Forest, Sierraville Quad. Comment
  CHSC49025  Penstemon deustus var. suffrutescens Vernon Oswald 1984-7-5 1347 Plumas Pacific Crest Trail 1.0 mi e of Humboldt Summit. 1996 Comment
  NY609837  Penstemon deustus var. suffrutescens J. L. Reveal 1971-6-23 2470 Plumas Along California Highway 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek 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
  NY1012497  Penstemon gracilentus M. D. Strickler 1995-7-15 95-/ 17 -8 Plumas Plumas National Forest. Unmarked FS road, north of California Highway 284 about 30 miles north of Reno, Nevada, at high elevation Comment
  CHSC61679  Penstemon heterodoxus var. shastensis Vernon H. Oswald 1993-8-25 5875 Plumas Lassen Volcanic National Park. W side of the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. 2057 Comment
  UC1585969  Penstemon laetus Barbara Ertter with Gary Schoolcraft 1989-7-3 8652 Plumas ca 8 airmi s Susanville (below Red Rock lookout); , s of Susanville 2255 Comment
  JEPS11614  Penstemon laetus var. leptosepalus R. H. Platt 1891-1 Plumas near Prattville; Sierras, near Prattville 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
  CDA12144  Penstemon neotericus G. F. Hrusa, J. Dinsdale 1989-6-25 7192 Plumas Sierra Nevada; Bucks lake north shore. Comment
  NY627274  Penstemon neotericus K. A. Vincent 1987-6-25 4432 Plumas Sierra Nevada, Tobin Ridge, North Fork Feather River Canyon; along west side of CA 70, ca. 7.4 miles southwest of Beldon Town. 640.1 Comment
  SBBG26886  Penstemon newberryi M. Ownbey, R. Ownbey 1938-7-14 1734 Plumas Humboldt Summit Comment
  JEPS7232  Penstemon newberryi var. newberryi R. H. Platt 1891-1 Plumas near Prattville; Sierras Comment
  CAS-BOT-BC245639  Penstemon personatus M. S. Taylor; M. Foster 1981-7-14 4009 Plumas Saddle at head of Bullfrog Ravine, up to 1/4 mi. E & W of road 26N18, ca. 3 air mi. NW of Indian Falls 1737 Comment
  CHSC88859  Penstemon personatus L. Hanson 1988-9-7 332 Plumas Plumas National Forest. Big Creek Junction. 1463 Comment
  UC1874884  Penstemon personatus David M. Thompson 1988-7-23 973 Plumas 3.1 road mi N of Bucks Lake Road (and Meadown Valley) on Schneider Creek Road. At junction of Schneider Road (USFS Road 23N16) and USFS Road 24N47X (to Big Creek); Bucks Lake NE Quad. 1584 Comment
  CHSC1876  Penstemon rydbergii var. oreocharis V. Holt 1935-8-1 Plumas Lott's Lake. 1524 Comment
  SEINET5329701 Image available Penstemon rydbergii var. oreocharis A. A. Heller, P. B. Kennedy 1907-7-9 8780 Plumas Prattville Comment
  CHSC35275  Penstemon speciosus M. S. Taylor 1981-5-10 3668 Plumas N side of Genesee Valley Rd, ca. 2 mi e of tis jct with Beckwourth Pass turnoff and Flournoy Bridge, ca. 5 air mi e of Genesee. 1280 Comment
  NY661016  Penstemon speciosus R. C. F. Bacigalupi 1927-7-11 1699 Plumas Grassy Lake meadows, Gold Lake Region 1889.8 Comment
  UC1063192  Penstemon speciosus A. E. Wieslander 1927-7-10 14 Plumas between Gold and Silver Lakes; Bidwell Bar Quad. 1828 Comment
  UC1561222  Penstemon speciosus Barbara Ertter with Gary Schoolcraft 1989-7-3 8644 Plumas ca. 8 air mi s Susanville (s side of Red Rock lookout); s side of Red Rock lookout 2255 Comment
  UC887339  Penstemon speciosus Anna Head 1921-7-6 Plumas East Pk. Feather River Region 2072 Comment
Read comments
Jun 26 2006
  CHSC60594  Perideridia bolanderi subsp. bolanderi L. P. Janeway 1989-6-23 3392 Plumas Plumas Nationa Forest. Beckwourth Ranger District. Upper slope overlooking Crocker Creek from the east. 1767 Comment
  RSA318533  Perideridia bolanderi subsp. bolanderi Patricia Wilder 1971-6-22 5155 Plumas Spanish Ranch, 6 miles west of Quincy on Spanish Ranch Road, on north side of road. Cascade mtn range, Spanish Creek to North Fork Feather River drainage. 1098 Comment
  UC1390022  Perideridia bolanderi subsp. bolanderi T. I. Chuang, R. S. Mitchell, and G. Keator 1965-6-18 5992 Plumas 0.6 mi w Quincy (on way to Bucks Lake) 1066 Comment
  CHSC40226  Perideridia howellii Vernon Oswald 1985-7-8 1889 Plumas Drakesbad, trail to Devil's Kitchen on the s side of Falls Creek slightly e of the level of the swimming pool at the resort. 1731 Comment
  CHSC116372  Perideridia parishii Sara M. Taylor; Scott Batiuk 2012-7-31 58 Plumas Plumas National Forest. Maples Flat. Follow signs from Bucks Lake Rd. to Smith Lake (via Snake Lake). Take left (west) onto 23N20. Continue west onto 25N57, left onto 25N59 (fen is ~800 m west of Drosera Pond). UTM zone 10, 4428172 N, 659702 E. 1573 Comment
  CAS-BOT-BC413560  Persicaria amphibia John Thomas Howell 1961-9-25 36940 Plumas Feather River bed, Portola 1478 Comment
  CAS-BOT-BC413561  Persicaria amphibia John Thomas Howell 1926-7-30 2160 Plumas Prattville 1371 Comment
  CHSC20838  Persicaria amphibia K. R. Stern 1975-7-24 5811 Plumas Shallow water e shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC419042  Persicaria lapathifolia John Thomas Howell 1976-7-15 51833 Plumas Quincy 1051 Comment
  CHSC45862  Persicaria lapathifolia Lowell Ahart 1981-9-6 3070 Plumas On a sandbar along Indian Creek, about 1/2 mile south-west of the intersection of Highway 89 and Arlington Road, about 1 1/2 miles south-west of Crescent Mills. 1097 Comment
  CAS-BOT-BC419235  Persicaria maculosa Robert J. Weatherby 1950-7-21 1469 Plumas East Quincy 1036 Comment
  CDA12151  Phacelia hastata subsp. hastata G. F. Hrusa, J. Dinsdale 1989-6-27 7221 Plumas Sierra Nevada; North shore of Bucks Lake. Comment
  CHSC82629  Phacelia heterophylla subsp. virgata L. P. Janeway 2001-7-3 7264 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  JEPS2085  Phacelia heterophylla subsp. virgata W. I. Follett 1937-6-13 92 Plumas Rich Gulch 1173 Comment
  RSA0091951  Phacelia heterophylla subsp. virgata Bonnie C. Templeton 1968-1 11271 Plumas [No location information on label.] Comment
  CHSC110000  Phacelia humilis B. Castro; L. P. Janeway 2006-6-4 1537 Plumas Northern High Sierra Nevada. South side of Squaw Valley, ca 300 ft N of jcn of McReynolds Valley Road (FS Rd 25N05) and Squaw Valley Road (FS Rd 28N01). 1684 Comment
  UCD120536  Phacelia humilis var. humilis Kim Nixon 1977-5-29 48 a Plumas Bird Creek Road, 0.2 mile north of Greeno Road, 7.2 miles east of Doyle. 1950 Comment
  RSA74832  Phacelia hydrophylloides F. W. Peirson 1926-6-23 6831 Plumas Trail to Lassen Peak, Lassen National Park. Comment
  CHSC96852  Phacelia mutabilis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14044 Plumas East side of an open rocky flat, under pine trees, about 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS3245  Phacelia mutabilis Mrs. Emanuel Fritz 1933-7-15 Plumas Spanish Peak 2145 Comment
  CHSC62359  Phacelia procera B. Castro; R. Fallscheer, R. Zebell 1989-8-15 398 Plumas Ca 5 air mi S of Bucks Lake, ca 200 ft E of Coldwater Creek, and ca 0.2 mi S of Ohio Ravine in moist ditch along E side of USFS Rd 23N18. 1569 Comment
  CHSC73782  Phacelia procera B. Castro; L. Gehrung 1998-9-22 840 Plumas Near NW edge of Little Grass Valley Reservoir, on shaded SE-facing slope above Black Rock Inlet. 1722 Comment
  RSA0046807  Philadelphus lewisii L. S. Rose 1967-7-9 67139 Plumas Caribou, North Fork, Feather River. 915 Comment
  UC1132467  Phleum pratense C. G. Albertus 1935-8-20 204 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quad., sw of Lava Peak Comment
  RSA641450  Phlox diffusa subsp. diffusa Michael A. Vincent 1999-6-7 8520 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11 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
  JEPS113606  Phlox gracilis Lowell Ahart, John Dittes 2007-6-16 14110 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  RSA114445  Phlox speciosa subsp. occidentalis E. K. Balls, Lee W. Lenz 1955-5-14 20711 Plumas 3.1 miles N of Greenville on road to Lake Almanor Hwy 89. 1159 Comment
  CAS-BOT-BC60675  Phoenicaulis cheiranthoides M. S. Taylor 1981-6-17 3921 Plumas Top of Mount Ingalls, ca. 7 air miles southeast of Genese. Around the lookout. 2551 Comment
  CAS-BOT-BC60680  Phoenicaulis cheiranthoides Helen MacGavin 1974-1-1 s.n. Plumas Sierra Nevada. Portola. Comment
  CAS-BOT-BC60681  Phoenicaulis cheiranthoides Alice Eastwood 1918-5-25 6979 Plumas Portola. Comment
  CAS-BOT-BC58834  Phyllodoce breweri C. C., Mrs. Bruce 1898-1-1 1229 Plumas Near Cinder Cone Comment
  CAS-BOT-BC58840  Phyllodoce breweri Anna Head 1920-7-15 s.n. Plumas Feather River Region - Peak above Round Lake 2286 Comment
  CAS-BOT-BC58841  Phyllodoce breweri Anna Head 1921-7-20 s.n. Plumas Feather River Region - road to Round Lake 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-BC78467  Pinus contorta subsp. murrayana M. B. Kildale 1926-9-10 2762 Plumas Juniper Lake, Lassen Natl. Park 2054 Comment
  UCD69324  Pinus contorta subsp. murrayana Patsy Barry 1984-5-28 30 Plumas Benner Creek Campground. 1706 Comment
  JEPS104182  Pinus jeffreyi Lowell Ahart 2003-10-15 10634 Plumas On the n side of the road to Tamarack Flat, ca 1/8 mi w of the intersection of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 mi (air) nw of La Porte. 1714 Comment
  UC1219836  Pinus lambertiana R. A. Cockrell 1940-7-31 8549 Plumas Meadow Valley 1554 Comment
  CHSC30996  Pinus monticola M. S. Taylor; E. Pierce 1980-11-2 3367 Plumas Mt. Ingalls, ca. 30 mi s of Taylorville. 2551 Comment
  RSA21879  Pinus monticola Joseph A. Ewan 1934-7-16 8505 Plumas Mt. Elwell trail above Bear Lake. Comment
  SEINET10530537  Pinus monticola Mary Susan Taylor 1980-11-2 Taylor 3366 Plumas T25N R12E center border sec 28/27, Blairsden quad. Plumas Natl Forest, Mt. Ingalls. With E. Pierce. 2552 Comment
  SEINET8060071 Image available Pinus monticola Joseph Andorfer Ewan 1934-7-16 8505 Plumas Bear Lake, Mt. Uwell trail above Bear Lake Comment
  CAS-BOT-BC79048  Pinus ponderosa Mrs. Austin s.n. Plumas unspecified Comment
  CAS-BOT-BC79049  Pinus ponderosa Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1595 Plumas Fern Glen 1097 Comment
  NY62290  Pinus ponderosa E. I. Applegate 1929-6-22 5882 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
  UC1219835  Pinus ponderosa R. A. Cockrell 1940-7-31 8550 Plumas Meadow Valley 1584 Comment
  UC1362013  Pinus ponderosa Emanuel Fritz 1939-6-12 8527 Plumas Site II; in swale near top of ridge 1645 Comment
  UCD133284  Pinus ponderosa Beecher Crampton 1960-6-21 5742 Plumas Gurnsey Creek. 3.5 miles E of Child's Meadow, along State Hwy. 36. 1463 Comment
  CHSC63203  Piperia unalascensis Lowell Ahart 1994-6-29 7403 Plumas About 1/2 mile south of Bucks Lake. 1828 Comment
  SEINET10470052  Piperia unalascensis Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4022 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
  UCSC010346  Piperia unalascensis R. Coleman 1990-7-10 1899 -P Plumas Bucks Lake Comment
  CDA14595  Plagiobothrys bracteatus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3079 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  RSA637584  Plagiobothrys bracteatus Michael A. Vincent 1999-6-7 8541 Plumas Plumas Nat l Forest; Beckwourth Ranger dist. along Route A23, just south of Route 70, SW of Beckwourth 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
  JEPS122308  Plagiobothrys cusickii Lowell Ahart 2014-8-31 19816 Plumas On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  CAS-BOT-BC230979  Plagiobothrys hispidulus Philip A. Munz 1947-5-16 11826 Plumas 8 miles N of Chilcoot 1524 Comment
  CHSC102749  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16150 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  JEPS106146  Plagiobothrys hispidulus Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11056 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
  SJSU14315  Plagiobothrys hispidulus N. A. Hopkins 1989-6-7 1517 Plumas Squaw Valley 1706 Comment
  RSA201338  Plagiobothrys scouleri var. hispidulus J. T. Howell 1960-7-19 35613 Plumas Drakesbad 1677 Comment
  RSA60118  Plagiobothrys scouleri var. hispidulus E. K. Balls 1950-9-2 15642 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley 2256 Comment
  RSA101453  Plagiobothrys scouleri var. hispidulus R. Weatherby 1955-7-2 1585 Plumas Wilcox Valley. 1768 Comment
  CAS-BOT-BC228453  Plagiobothrys torreyi John Thomas Howell 1962-6-18 37777 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC37536  Plantago major M. S. Taylor 1982-8-23 5033 Plumas Along rd on e side of Dutch Creek, just s of RR underpass ca.1/4 mi e of Twain. 944 Comment
  CHSC50437  Platanthera leucostachys Vernon Oswald; Lowell Ahart 1990-6-27 4327 Plumas Oro-Quincy Hwy between Merrimac and Buckeye sites, 0.3 mi north of the Butte-Plumas county line. 1487 Comment
  CHSC21520  Platanthera sparsiflora L. Mayer; D. Brink 1975-7-8 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC36214  Platanthera sparsiflora M. S. Taylor 1982-7-12 4811 Plumas At headwaters of Chris Creek, ca. 6 mi nw of Mohawk. 2011 Comment
  UC1134753  Platanthera sparsiflora A. E. Wieslander Jul 1929 125 Plumas Butterfly Experiment Area Plumas Forest, Susanville Quad. 1219 Comment
  CHSC60499  Plectritis ciliosa subsp. insignis L. P. Janeway 1992-5-22 4200 Plumas Plumas National Forest, Beckwourth Ranger District. Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. 1493 Comment
  SEINET10464981  Plectritis congesta Mary Susan Taylor 1981-5-11 Taylor 3685 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
  UC580664  Pleiacanthus spinosus C. W. Hanks 1934-8-6 2 Plumas n end Sierra Valley; Sierraville Quad. 1554 Comment
  UC170985  Pleuricospora fimbriolata H. M. Hall 1912-6-29 9297 Plumas Meadow Valley 1219 Comment
  CAS-BOT-BC244376  Poa annua Walter Knight; et al. 1967-5-8 1796 Plumas Butterfly Botanical Area and Vicinity. Butterfly Canyon 990 Comment
  JEPS106227  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
  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
  CAS-BOT-BC254970  Poa bulbosa John Thomas Howell 1955-7-19 30740 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC254971  Poa bulbosa John Thomas Howell 1961-6-21 36676 Plumas Greenville 1097 Comment
  CAS-BOT-BC254973  Poa bulbosa Gladys L. Smith 1976-5-19 s.n. Plumas W end of town of Quincy Comment
  CAS-BOT-BC255102  Poa compressa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1584 Plumas Butterfly Botanical Area and Vicinity. Near confluence of Spanish and Butterfly Creeks 883 Comment
  CAS-BOT-BC255144  Poa cusickii subsp. epilis George W. Gillett 1957-7-13 760 Plumas Lassen Volcanic National Park. Below Sifford Lakes, on direct route to the Devils Kitchen 2057 Comment
  CHSC47628  Poa cusickii subsp. epilis Lowell Ahart 1981-7-21 2963 Plumas On the Buzzards Roost Ridge, about 1/4 mile east of Quincy La Porte Road, about 1 1/4 miles north of Pilot Peak. 1828 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
  CDA14144  Poa pratensis G. F. Hrusa 1997-5-3 13834 Plumas Sierra Nevada; Rhizomatous perennial, scattered on open sites along Rattlesnake Creek creekbed, but not in wet areas. E side of Rattlesnake Ck., S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  RSA129256  Poa pratensis E. Sawyer 1935-6-27 173 Plumas 3.6 mi N. of Hawks 1646 Comment
  RSA484198  Poa pratensis H. S. Yates 1913-6-24 s.n. Plumas Massack 1372 Comment
  CHSC97569  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes 2007-6-17 14189 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
  JEPS113667  Poa pratensis subsp. pratensis Lowell Ahart, Josephine Guardino 2007-7-20 14310 Plumas South of a small drainage, northeast edge of a large meadow, south of Lightning Tree Campground, west of the paved road, east side of Lake Davis 1789 Comment
  UC790986  Poa pratensis subsp. pratensis A. A. Beetle 1941-6-28 2792 Plumas 5 mi w Chester (on rte 36) 1828 Comment
  CAS-BOT-BC242984  Poa secunda subsp. secunda Lowell Ahart 1979-7-18 s.n. Plumas Onion Valley, 1 mile W of Pilot Peak, along road just before it crosses Onion Valley Creek 1800 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
  JEPS115950  Poa secunda subsp. secunda Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15891 Plumas About 200 yards northwest of Lake Almanor Dam, in mined over area 1421 Comment
  UCD90784  Poa secunda subsp. secunda Beecher Crampton 1954-5-10 1862 Plumas 1.5 miles NE of Portola. 1524 Comment
  UCD91634  Poa secunda subsp. secunda August L. Hormay 1932-6-9 s.n. Plumas Squaw Queen Valley, near Crocker Ranger Station, Plumas National Forest. Comment
  CAS-BOT-BC6509  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 Comment
  CAS-BOT-BC6512  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 Comment
  RSA309604  Poa sierrae J. T. Howell 1967-6-23 42740 Plumas 3.5 miles southwest of Belden, Feather River Canyon 610 Comment
  UCD91987  Poa sierrae John Thomas Howell 1967-6-22 42650 Plumas near mouth of Granite Creek. Canyon of the Feather River North Fork. 609 Comment
  RSA712851  Poa wheeleri L. P. Janeway, B. Castro 2006-6-3 8662 Plumas Northern High Sierra Nevada. East side of narrow drainage connecting the upper and lower parts of Thompson Valley. 1676 Comment
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Jul 1 2016
  UCD91588  Poa wheeleri August L. Hormay 1932-6-9 s.n. Plumas Plumas County Plots. Comment
  SEINET13759074  Polemonium micranthum W. Harnach, N. Harnach 2000-5-21 889 Plumas Sierra Valley, Ramelli Ranch 1489 Comment
  RSA52850  Polygonum arenastrum R. Weatherby 1950-7-21 1468 Plumas East Quincy. 1037 Comment
  SEINET10871689  Polygonum arenastrum Mary Susan Taylor 1982-9-13 Taylor 5134 Plumas T23N R14E se/ne sec 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Rd bridge (109) over Feather River, on s side of the river, ca. 1 mi w of Beckwourth. 4880 ft. 1487 Comment
  CHSC81807  Polygonum aviculare Lowell Ahart 2001-10-16 9386 Plumas On the south side of a small stream and on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CAS-BOT-BC414050  Polygonum aviculare subsp. aviculare M. S. Taylor 1982-9-8 5112 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 4 air mi s of Greenville 1371 Comment
  JEPS81644  Polygonum aviculare subsp. depressum M. S. Taylor 1982-9-13 5135 Plumas vicinity of Calpine Rd (109) bridge Portola quad., Feather River, Ramelli Ranch (base, ca 1 mi w of Beckwourth) 1487 Comment
  JEPS87770  Polygonum bistortoides Lowell Ahart 1994-6-12 7321 Plumas w side of Faggs Mine Rd near Cedar Flat (sw of a small branch of Willow Creek, about 1 1/4 air mi s of Bucks Lake) 1706 Comment
  SEINET10479637  Polygonum confertiflorum Mary Susan Taylor 1982-6-10 Taylor 4633 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
  SBBG32347  Polygonum douglasii L. S. Rose 1967-7-9 Plumas Quincy 1036 Comment
  RSA239267  Polygonum douglasii Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42351 Plumas Along Hwy 70 2 miles N of Quincy. 1098 Comment
  CHSC57092  Polygonum douglasii subsp. douglasii L. P. Janeway 1991-7-11 4071 Plumas Between Smith Peak and the southwest corner of lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  JEPS50570  Polygonum douglasii subsp. douglasii W. L. Jepson 1924-7-25 10647 Plumas Bucks Valley 1158 Comment
  JEPS115129  Polygonum persicaria Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16238 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  RSA59255  Polygonum persicaria E. K. Balls 1950-8-31 15544 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  CAS-BOT-BC420045  Polygonum polygaloides subsp. kelloggii Mary Strong Clemens 1920-6-21 s.n. Plumas Quincy Comment
  CAS-BOT-BC420052  Polygonum polygaloides subsp. kelloggii Lowell Ahart 1986-7-8 5361 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte 1950 Comment
  CHSC115213  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2015-6-7 20219 Plumas West side of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  CHSC46709  Polygonum polygaloides subsp. kelloggii V. Oswald; L. Ahart 1989-8-22 3951 Plumas Lost Lake, ca. 2 mi (air) nnw of Humbug Summit. On the drying strand of the lake. 1950 Comment
  JEPS51275  Polygonum polygaloides subsp. kelloggii W. L. Jepson 1939-8-12 19404 Plumas Ferris Creek; brach of Last Chance Creek 1767 Comment
  SEINET10479788  Polygonum sawatchense Lowell Ahart, James D. Jokerst 1985-10-4 Ahart 5193 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. Comment
  CAS-BOT-BC421035  Polygonum spergulariiforme John Thomas Howell 1974-9-20 50906 Plumas Chilcoot. 1554 Comment
  RSA718497  Polystichum imbricans L. Ahart 2006-10-23 13470 -A 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 o 1282 Comment
  SBBG121615  Polystichum imbricans subsp. imbricans L. Ahart 2006-10-23 13470 Plumas W side of Slate Crk, ca. 50 yards N of where the rd ends, ca. 100 yards N of the dam across Slate Crk, ca. 1/8 mi NE of Scales Rd, ca. 5.5 mi NE of Strawberry Valley 1281 Comment
  CHSC59164  Polystichum scopulinum Vernon Oswald; Lowell Ahart 1992-9-15 5212 Plumas Bonte Peak located E of Mt. Harkness and Juniper Lake. Lassen Volcanic National Park. 2164 Comment
  CAS-BOT-BC445274  Portulaca oleracea John Thomas Howell 1959-9-21 34749 Plumas Sand bars of N. Fk. Feather River, near Belden 701 Comment
  CAS-BOT-BC267200  Potamogeton foliosus Robert J. Weatherby 1950-7-28 1492 Plumas In several spots in lake on shallow bottom, Snake Lake, near Quincy 1219 Comment
  CAS-BOT-BC267201  Potamogeton foliosus Robert J. Weatherby 1950-7-28 1492 Plumas Snake Lake, near Quincy 1219 Comment
  CHSC24276  Potamogeton foliosus K. R. Stern 1975-7-25 Plumas NW end of Lake Almanor. Comment
  CAS-BOT-BC267203  Potamogeton foliosus John Thomas Howell 1926-7-24 2107 Plumas Lake Almanor near Prattville 1371 Comment
  CHSC85010  Potamogeton gramineus L. P. Janeway; B. Castro 2003-9-7 7986 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/ slough/meadow complex between Hidden Lakes and Beauty Lake, 1.1 km south of Long Lake. Pond edges. 2063 Comment
  SJSU14005  Potamogeton gramineus N. A. Hopkins 1988-8-9 1470 Plumas Willow Creek, in meadow area, USGS Ferris Creek quadrangle 1732 Comment
  CAS-BOT-BC453784  Potamogeton natans R. F. Thorne; C. W. Tilforth 1969-9-6 39236 Plumas Along Feather River; 1 mi. SW of Beckwourth 1356 Comment
  CAS-BOT-BC453794  Potamogeton natans E. K. Balls 1950-9-9 15733 Plumas West of Lakes Center Public Campground, southern Plumas County 2042 Comment
  RSA262477  Potamogeton natans Stephen L. Clement 1973-5-27 69 Plumas 2 miles west of Keddie. Comment
  SD6458  Potamogeton praelongus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  UCD20195  Potamogeton richardsonii R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. Comment
  JEPS102811  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
  RSA726447  Potentilla biennis L. Ahart, John Dittes 2007-6-17 14181 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
  CHSC20763  Potentilla glandulosa K. R. Stern 1975-7-24 5888 Plumas SW shore of Lake Almanor. 1371 Comment
  SEINET10483225  Potentilla gracilis subsp. nuttallii Mary Susan Taylor 1982-7-8 Taylor 4806 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  SEINET10838442  Potentilla gracilis subsp. nuttallii Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4656 Plumas T27N R12E sw/nw sec 12. Antelope Lake quad. In wet Montane Mdw, Pioneer Mdw, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 5040 ft. 1536 Comment
  JEPS113533  Potentilla gracilis var. fastigiata Lowell Ahart, Josephine Guardino 2007-7-20 14333 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  CAS-BOT-BC540076  Potentilla gracilis var. fastigiata Rimo Bacigalupi 1927-7-11 1705 Plumas Grassy Lake meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC540080  Potentilla gracilis var. fastigiata Anna Head 1921-8-5 s.n. Plumas Gold Lake 1981 Comment
  CAS-BOT-BC540081  Potentilla gracilis var. fastigiata Anna Head 1921-8-5 s.n. Plumas Near Gold Lake 1981 Comment
  UC1586462  Potentilla palustris Vernon H. Oswald and Lowell Ahart 1991-7-30 4791 Plumas ca 6 mi (air) ene Humbug Summit (ca 12 mi (air) s of Chester, Big Springs on w side Humbug Valley); w side Humbug Valley, Big Springs 1310 Comment
  JEPS113532  Potentilla rivalis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14034 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  RSA754541  Potentilla rivalis L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16234 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC145202  Potentilla rivalis James T. Vale 1980-9-22 s.n. Plumas Lake Almanor -- nw. end near Chester Comment
  SJSU5817  Potentilla rivalis J. W. Tilden 1958-6-29 1306 Plumas NW shore L Almanor 1828 Comment
  SJSU8591  Potentilla rivalis F. M. Stephen & R. B. Ingersoll 1966-6-11 56 Plumas meadow sloping into L Almanor 1371 Comment
  CHSC45199  Poteridium annuum Lowell Ahart 1981-7-21 2972 Plumas Along the edge of Cleghorn Bar Road, about 1 1/2 miles west of the Quincy La Porte Road, about 2 air miles west of Pilot Peak. 1737 Comment
  POM287690  Primula suffrutescens Lyman Benson s.n. Plumas Sierra Nevada Range, Feather River 2439 Comment
  UC917238  Prunella vulgaris var. lanceolata J. M. Tucker 1948-7-25 1741 Plumas sw side Camel Peak (Pinchard Creek, at mine of United Mining Company); sw side of Camel Peak, Pinchard Creek 1524 Comment
  RSA252506  Prunus andersonii Robert F. Thorne, C. W. Tilforth 1969-9-6 39252 Plumas Beckwourth Pass, Plumas-Lassen Co. Line. 1590 Comment
  RSA609438  Prunus emarginata Louis C. Wheeler 1958-7-30 7347 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UC1128343  Prunus emarginata G. Burks 1933-8-8 35 Plumas 2 mi w of Franklin Hill (Plumas National Forest); Plumas National Forest 1645 Comment
  CAS-BOT-BC154645  Prunus subcordata Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  RSA189440  Prunus virginiana var. demissa L. S. Rose 1967-6-12 67121 Plumas Butterfly Valley. Ca 3 miles W of Keddie. 1067 Comment
  UC567078  Prunus virginiana var. demissa C. W. Hanks 1934-8-17 55 Plumas ne Sierra Valley Sierra Valley 1524 Comment
  UC567086  Prunus virginiana var. demissa E. Sawyer 1935-6-1 57 Plumas 3/4 mi w of Kerby 1524 Comment
  CDA15899  Pseudostellaria jamesiana B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; About headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC46635  Pseudostellaria jamesiana Lowell Ahart 1989-7-2 6349 Plumas Growing in small openings, 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 northeast of La Porte. 2103 Comment
  JEPS95460  Pseudostellaria jamesiana Lowell Ahart 1994-7-7 7452 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  CHSC34264  Pseudotsuga menziesii var. menziesii M. S. Taylor 1981-7-27 4133 Plumas At point in Ward Creek Rd, between Ward Creek and Peel Ridge, ca. 2 mi se of Genesee. 1371 Comment
  CAS-BOT-BC361775  Psilocarphus brevissimus var. brevissimus Herbert L. Mason 1952-7-17 14390 Plumas Sierra Nevada. Beckwourth. Sierra Valley 1524 Comment
  CAS-BOT-BC361738  Psilocarphus brevissimus var. brevissimus Mrs. H. C. Cantelow 1940-5-10 s.n. Plumas W. of Bucks Lake Comment
  CAS-BOT-BC453560  Pterospora andromedea John Thomas Howell 1960-7-21 35836 A Plumas Lassen Volcanic National Park: NW of Willow Lake 1706 Comment
  CAS-BOT-BC453561  Pterospora andromedea John Thomas Howell 1960-7-20 35780 Plumas Lassen Volcanic National Park: Between Boiling Springs Kale and Terminal Geyer 1859 Comment
  CAS-BOT-BC453563  Pterospora andromedea E. K. Balls 1950-9-1 15618 Plumas Trail from south point of Long Lake to Lakes Center Camping Ground 2011 Comment
  CAS-BOT-BC460527  Pterospora andromedea M. S. Taylor 1981-6-2 4588 Plumas On W side of spur road off 23N49, 0.5 mi. S of its junction with 23N49, just SW of Mt. Jackson, ca. 3 air mi. N of Mohawk 1524 Comment
  CAS-BOT-BC147874  Purshia tridentata var. tridentata Anna Head 1920-7-16 s.n. Plumas Peak above Round Lake, Feather River Region 2286 Comment
  CHSC109999  Purshia tridentata var. tridentata B. Castro; L. P. Janeway 2006-6-3 1535 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1673 Comment
  JEPS107603  Purshia tridentata var. tridentata Lowell Ahart, Josephine Guardino 2005-8-10 12308 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  UC1778612  Purshia tridentata var. tridentata G. Douglas Barbe, T. C. Fuller 1982-7-16 3773 Plumas Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  CDA13988  Pycnanthemum californicum G. F. Hrusa 1996-8-2 13450 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, ca. 1 mi. NW of Argentine Rock. Comment
  CDA30240  Pycnanthemum californicum L. Ahart, J. Dittes 2009-7-27 16181 Plumas About 20 yards north of the poor dirt road, about 20 yards east of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam Comment
  CHSC36344  Pycnanthemum californicum M. S. Taylor 1982-8-5 4942 Plumas In seep, n side of 25N73, s slope of Mt Hough ridge, ca. 7 air mi ne of Quincy. 1828 Comment
  JEPS88544  Pycnanthemum californicum Vernon H. Oswald and Lowell Ahart 1996-8-1 8132 Plumas n.w. Greenville (Old Haun Rd. (Forest Rd. 201) on s. slope of Dyer Mt. at Second Water Trough Creek, ca. 0.5 mi. w. of Hauns Meadow, s.e. of Dyer Mt. Lookout, n. of Hwy...); e. of Lake Almanor, Dyer Mt. 1432 Comment
  UC876204  Pyrola asarifolia Anna Head 1920-8-3 Plumas meadows above Lake Center Camp, Feather River Region Comment
  CHSC35276  Pyrola asarifolia subsp. asarifolia M. S. Taylor 1981-8-20 4227 Plumas Above spring in Bullfrog Ravine, ca. 3 air mi nw of Indian falls. 1706 Comment
  SEINET11990953  Pyrola asarifolia var. purpurea W. Knight, Knight, I. 1983-1 4935 Plumas Lassen Volcanic National Park, across road from Drakesbad Ranger Station 1646 Comment
  CHSC56868  Pyrola dentata L. P. Janeway 1991-7-3 4108 Plumas Plumas National Forest. Small drainage to Freeman Creek 1 3/4 mi west of Smith Peak. 1965 Comment
  SEINET11266574  Pyrola dentata Robert L. Johnson, Mikel R. Stevens 2015-7-13 3973 Plumas Northern High Sierra Nevada. Northeast side of La Porte off Main St (Quincy La Porte Rd) near jct with Gold St. E side of road. East of pond-wet meadow.; 0 1521 Comment
  CAS-BOT-BC462784  Pyrola dentata Clare B. Hardham 1975-8-2 20467 Plumas Sierra Nevada; Black Mt. 2133 Comment
  SEINET7257120  Pyrola dentata A. A. Heller, P. B. Kennedy 1907-7-8 8764 Plumas Grade between Greenville and Prattville Comment
  CHSC21347  Pyrola picta F. T. Griggs; A. Pass 1975-7-2 36 Plumas East of road. 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
  RSA0084316  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
  CAS-BOT-BC462901  Pyrola picta John Thomas Howell 1960-7-14 35695 Plumas Lassen Volcanic National Park: Drakesbad 1828 Comment
  CAS-BOT-BC362160  Pyrrocoma apargioides Lewis S. Rose 1934-7-23 34408 Plumas Vinton 1524 Comment
  UC1999912  Pyrrocoma apargioides J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-13 9315 Plumas 8 km N of Lowalton, Sierra Valley, A-24 just W of CA-49. Comment
  CHSC34918  Pyrrocoma carthamoides var. cusickii M. S. Taylor 1981-6-25 3950 Plumas E side of 24N01 on e side of Frenchman Lake, 0.8 mi s of Salmon Egg Shoal, 1.0 mi s of jct 24N01 and 25N11 at n tip of Frenchman Lake, ca. 13 mi nw of Chilcoot. 1737 Comment
  CAS-BOT-BC362286  Pyrrocoma lanceolata var. lanceolata Fred Sommers 1976-8-27 230 Plumas Sierra Valley Marsh between road and Marble Hot Springs 1524 Comment
  JEPS113922  Pyrrocoma lanceolata var. lanceolata W. and N. Harnach 2000-8-2 974 Plumas Sierra Valley, 3/4 mile east of A-23 on Marble Lane at the hot wells. Comment
  CAS-BOT-BC328156  Pyrrocoma lucida John Thomas Howell 1961-9-23 36869 Plumas Indian Valley, Sierra Nevada 1082 Comment
  CAS-BOT-BC94827  Pyrrocoma lucida R. C. Wenk 2009-7-13 1122 Plumas Plumas N.F., Frenchman Lake, Little Last Chance Creek Rd., near far N end of lake 1700 Comment
  CHSC65802  Pyrrocoma lucida L. P. Janeway 1993-8-10 4511 Plumas Plumas National Forest. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. 1487 Comment
  RSA252460  Pyrrocoma lucida R. F. Thorne, C. W. Tilforth 1969-9-6 39238 Plumas Near bank of Feather River, 1 mile SW of Beckwourth. 1357 Comment
  JEPS20304  Pyrrocoma racemosa var. paniculata Lewis S. Rose 1955-7-19 55147 Plumas Vinton 1505 Comment
  RSA101885  Quercus chrysolepis F. Morton Jones 1918-06 s.n. Plumas Mt. Hough. Comment
  JEPS108141  Quercus chrysolepis var. nana L. P. Janeway 1994-8-26 4752 Plumas Northern High Sierra Nevada. On top of Lava Top, about 0.8 mi southeast of town of Cascade 1411 Comment
  CAS-BOT-BC93985  Quercus durata L. P. Janeway 1993-7-20 4464 Plumas Caribou quad. Canyon of E Branch North Folk Feather River; in large ravine 500 ft N og Hwy 70, opposite the road to 853 Comment
  SEINET10477881  Quercus durata Mary Susan Taylor 1981-7-18 Taylor 4053 Plumas T26N R7E sw/se sec 33, Almanor SW quad. On serpentine, N side of Caribou Rd, ca. 4 mi NE of its jct with Hwy 70 near Belden. 2700 ft elev. 823 Comment
  JEPS37825  Quercus garryana var. semota W. L. Jepson 1910-6-18 4153 Plumas Belden North Fork of the Feather River Comment
  CHSC76133  Quercus kelloggii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3293 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorville. 1112 Comment
  CAS-BOT-BC104594  Quercus vacciniifolia Anna Head 1921-7-3 s.n. Plumas Feather River Region 1920 Comment
  CAS-BOT-BC104607  Quercus vacciniifolia Gladys L. Smith 1976-6-7 4581 Plumas Sierra Nevada. North End of summit ridge, secondary road between Route 70 and La Porte 1950 Comment
  RSA252474  Quercus vacciniifolia Robert F. Thorne, C. W. Tilforth 1969-9-6 39221 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Rd. 1646 Comment
  SD8188  Ranunculus alismifolius Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  JEPS55137  Ranunculus alismifolius var. alismifolius W. L. Jepson 1910-6-14 4127 Plumas Prattville 1310 Comment
  UCD107487  Ranunculus alismifolius var. alismifolius Tim Kuhn 2006-6-20 33 Plumas adjacent to Crocker Guard Station. Comment
  CHSC55576  Ranunculus alismifolius var. lemmonii Steven Triano 1988-4-17 54 Plumas Ca 40 ft s of Hwy. 89 and 0.7 mi w of Almanor. 1386 Comment
  CHSC57828  Ranunculus alismifolius var. lemmonii Vernon H. Oswald; Lowell Ahart 1992-5-6 4934 a Plumas Lassen Volcanic National Park. Terminal Geyser Creek just upstream from the trail between Willow Lake and Terminal Geyser. Along the edge of the creek. 1658 Comment
  SEINET5338395  Ranunculus andersonii C. Bailey 1979-3-24 42 Plumas Frenchman Res., just beyond parking area on N side of dam 1743 Comment
  RSA726285  Ranunculus aquatilis L. Ahart 2007-6-16 14130 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
  SEINET10833587  Ranunculus aquatilis var. capillaceus Mary Susan Taylor 1981-5-10 Taylor 3670 Plumas T27N R12E se sec 15, Antelope Lake quad. N side of Antelope Lake, ca. 1/4 mi E of Boulder Creek and USFS Work Center, between rd and lake, ca. 20 mi NE of Taylorsville. 5040 ft. 1536 Comment
  CHSC81402  Ranunculus aquatilis var. diffusus Lowell Ahart 2001-9-18 9287 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1758 Comment
  JEPS55182  Ranunculus californicus W. L. Jepson 1910-6-5 4068 Plumas Warner Valley; creek flats 1524 Comment
  UC1126174  Ranunculus cymbalaria var. saximontanus E. Sawyer 1935-6-14 105 Plumas 1 mi s Sugarloaf; Sierraville Quadrangle Comment
  SEINET8696953  Ranunculus flabellaris W. Harnach, N. Harnach 1991-6-17 545 Plumas Sierra Valley, 0.75 mile W of steel bridge on Marble Lane. 1486 Comment
  UC1075655  Ranunculus flammula Robert J. Weatherby 1950-7-7 1458 Plumas Snake Lake Quincy 1219 Comment
  UC1191441  Ranunculus flammula Malcolm A. Nobs and S. Galen Smith 1949-8-18 1373 Plumas just s Chester (marshes at n end of lake); Lake Almanor, Last Chance Marshes Comment
  CHSC108715  Ranunculus flammula var. ovalis B. Castro; L. P. Janeway 2003-9-7 1457 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/slough/meadow complex between Hidden Lakes and Beauty Lake, ca 0.7 mi south of Long Lake. At a pair of ponds, at E edge of smaller upper pond ca 8 ft above water's edge. 2063 Comment
  CHSC113599  Ranunculus flammula var. ovalis Lowell Ahart 2014-8-24 19736 Plumas On the north side of 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
  SD43461  Ranunculus occidentalis var. ultramontanus Philip A. Munz 1947-5-16 11824 Plumas wet silty meadow, 8 miles north of Chilcoot 1524 Comment
  CAS-BOT-BC55824  Rhamnus John Thomas Howell 1977-6-21 52395 Plumas Vista Point near Lake Almanor Dam 1432 Comment
  SD149108  Rhamnus John Thomas Howell 1976-7-20 52037 Plumas Transition zone forest at south end of Lake Almanor 1372 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
  UC1121917  Rhamnus purshiana F. W. Embree 1934-6-12 98 Plumas 1.25 mi s and 0.25 mi w Bucks Lane; Plumas National Forest, Bidwell Bar Quad. 1706 Comment
  JEPS41962  Rhamnus rubra W. L. Jepson 1918-8-16 8004 Plumas Engels Lights Creek 1341 Comment
  CDA14129  Rhamnus rubra subsp. rubra G. F. Hrusa 1997-5-3 13819 Plumas Sierra Nevada; W side of Rattlesnake Creek creekbed, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  RSA88510  Rhamnus tomentella subsp. crassifolia J. T. Howell 1951-8-19 28167 Plumas Serpentine near Rich Bar. 793 Comment
  CHSC21034  Rhododendron occidentale F. T. Griggs; A. Pass 1975-7-3 69 Plumas North of Grizzly Forebay. Comment
  CHSC104764  Rhus glabra L. P. Janeway 2010-7-17 10163 Plumas Northern High Sierra Nevada. North side of North Fork Feather River, at southwestern end of James Lee (Injun Jim) Campground. 532 Comment
  JEPS118190  Rhus glabra Dean W. Taylor 2004-5-26 19076 Plumas Feather River Canyon, Hot Springs (the place name) (Highway 70 2.5 miles East of Twain) 853 Comment
  CAS-BOT-BC111876  Rhynchospora alba V. Oswald; Lowell Ahart 1988-8-4 3670 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1127 Comment
  JEPS91029  Rhynchospora alba Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11430 Plumas Cascade Mountains, Lassen National Park, Little Willow Creek Little Willow Creek; Cascade Mountains, Lassen Nat'l Park, Little Willow Creek 1874 Comment
  UC1730229  Rhynchospora alba L. P. Janeway 1998-9-10 6272 Plumas Butterfly Valley Botanical Area; upper edge of darlingtonia bog (Sweetwater Marsh) just below Road 25N47 0.3 mi south of Road 417. 1173 Comment
  RSA246600  Rhynchospora capitellata Robert F. Thorne, Larry E. DeBuhr, Tilforth 1972-9-20 42344 Plumas Butterfly Valley Botanic Area: Partly in Plumas Nat l Forest; near Darlingonia Bog 1174 Comment
  SEINET3840875  Ribes cereum var. cereum M. I. Wibawa, Thomas C. Fuller, G. Douglas Barbe 1982-6-16 3795 Plumas Below Mud Lake, three fourths miles northeast of Eisenheimer Peak, Red fir, White fir, Jeffrey pine and Lodgepole pine forest community, USGA Quadrangle: Kettle Peak 7.5 2100 Comment
  CAS-BOT-BC219220  Ribes nevadense Gladys L. Smith 1976-5-18 s.n. Plumas Right side of road going E, Lower Feather River Canyon 457 Comment
  UCSB15960  Ribes nevadense Breedlove, Dennis 1962-6-12 Plumas In upper drainage of Middle Fork of Feather River; 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  LA205501  Ribes roezlii Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  UC566239  Ribes roezlii F. W. Embree 1934-6-6 71 Plumas s slope Bucks Mountain; Bidwell Bar Quadrangle 1524 Comment
  SEINET10904149  Ribes roezlii Mary Susan Taylor 1982-5-23 Taylor 4513 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
  CHSC52955  Ribes roezlii var. roezlii L. P. Janeway 1989-6-20 3354 Plumas East-facing slope near top of Crocker Mtn overlooking Red Clover Valley. 2194 Comment
  CAS-BOT-BC173855  Ribes velutinum James R. Shevock 1985-5-19 11162 Plumas Plumas National Forest, Little Last Chance Creek on road to Frenchman Reservoir 1750 Comment
  CAS-BOT-BC363057  Rigiopappus leptocladus Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC74636  Rorippa curvisiliqua David D. Keck 1932-7-3 1676 Plumas Northern Sierra Nevada. At bridge over Spanish Creek. 1065 Comment
  CHSC43816  Rorippa curvisiliqua var. orientalis Lowell Ahart 1974-7-3 509 Plumas North of Kenzie Ravine, about 4 miles north of La Porte. 1615 Comment
  JEPS48546  Rorippa nasturtium-aquaticum John W. Duffield 1937-5-26 Plumas Schneider Creek above and w Meadow Valley (sw Plumas County); Bucks Lake Quad., Schneider Creek above and w Meadow Valley Comment
  RSA699784  Rosa bridgesii L. Ahart, J. Dittes, J. Guardino, R. Schlising 2004-7-3 11174 Plumas 1/4 mile N of Taylor rock. Ca 1 mile (air) SW of Grizzly Peak. Ca 5 miles (air) S of Taylorsville. Ca 8 miles (air) NE of Quincy. 2054 Comment
  UCR17476  Rosa californica Frank C. Vasek 1975-7-10 750710- 30 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  CAS-BOT-BC148166  Rosa gymnocarpa John Thomas Howell 1967-6-23 42675 Plumas Canyon of Butterfly Creek - Sierra Nevada 1036 Comment
  CAS-BOT-BC148172  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1969-6-24 2468 Plumas Darlingtonia Bog - Butterfly Botanical Area and vicnity 1097 Comment
  RSA286336  Rosa gymnocarpa Robert F. Thorne 1974-7-30 45004 Plumas Plumas National Forest, Butterfly Valley Botanical Area. Boggy meadow W of Mill Pond. 1159 Comment
  UCD128404  Rosa woodsii subsp. ultramontana Albert Grigarick 2012-7-8 329 Plumas Gray Eagle Trail. 1/2 mi N of Grass Lake. 1897 Comment
  CAS-BOT-BC149727  Rosa woodsii subsp. ultramontana John Thomas Howell 1951-6-28 27664 Plumas Jamison Creek Canyon 1584 Comment
  CAS-BOT-BC147111  Rubus glaucifolius Anna Head 1920-1-1 s.n. Plumas Camp Rodgers, Feather River region Comment
  SBBG128282  Rubus leucodermis L. Ahart, J. Dittes 2009-7-14 16071 Plumas S side of Forest Service Rd 27N92, ca. 1.9 mi SE of Seneca, ca. 6 mi S of Lake Almanor Reservoir Dam 1677 Comment
  JEPS127341  Rubus parviflorus Lowell Ahart 2016-7-9 21100 Plumas About 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  POM319262  Rubus parviflorus Patricia Wilder 1971-6-22 5144 Plumas 4.5 miles W of Quincy on Spanish Creek Rd. On N side of road between road and creek. Cascade Mtn Range. Spanish Creek to North Fork Feather River drainage. 1067 Comment
  CAS-BOT-BC363208  Rudbeckia occidentalis Robert J. Weatherby 1950-7-21 1478 Plumas Butterfly Valley, near Quincy 1219 Comment
  CHSC108092  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-BC422047  Rumex acetosella Walter Knight; Irja Knight 1966-6-18 1311 Plumas Butterfly Valley 1036 Comment
  CHSC36935  Rumex crispus M. S. Taylor 1982-9-8 5108 Plumas S side of Round Valley Reservoir, ca. 4 mi s of Greenville. 1371 Comment
  SEINET4183209  Rumex maritimus var. fueginus M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 70 -4 Plumas East side of Frenchman's Reservoir 1707 Comment
  CHSC55733  Rumex salicifolius var. denticulatus K. R. Stern 1985-6-25 8218 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC99833  Rumex salicifolius var. triangulivalvis Lowell Ahart 2008-8-13 15173 Plumas 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 LaPorte. 1613 Comment
  CAS-BOT-BC434305  Rumex triangulivalvis John Thomas Howell 1951-6-27 27559 Plumas Johnsville 1584 Comment
  CAS-BOT-BC434315  Rumex triangulivalvis Mary Strong Clemens 1920-6-14 s.n. Plumas Greenville Comment
  CDA18472  Sagina saginoides G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3223 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
  CHSC113847  Sagina saginoides Lowell Ahart 2014-9-9 19837 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CAS-BOT-BC445744  Sagittaria latifolia Robert J. Weatherby 1950-7-21 1483 Plumas Butterfly Lake, Quincy district. 1219 Comment
  RSA508617  Sagittaria latifolia Mrs. R. M. Austin 1880-07 s.n. Plumas Big Meadows. Comment
  CHSC44968  Salix K. R. Stern 1985-6-25 8214 Plumas Vicinity of Blairsden. Comment
  CAS-BOT-BC103625  Salix eastwoodiae Joseph Andorfer Ewan 1934-7-16 8503 Plumas Mt. Elwell trail above Bear Lakes 1981 Comment
  CAS-BOT-BC103885  Salix exigua John Thomas Howell 36928 Plumas Feather River bed, Portola 1478 Comment
  CHSC114705  Salix exigua G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3325 Plumas Junction of Diamond Mountain Road and Antelope Lake road, near the confluence of Lights Creek and its East Branch. 1371 Comment
  CAS-BOT-BC107975  Salix geyeriana A. A. Heller; P. B. Kennedy 1907-7-4 8728 Plumas Meadow two miles south of Red Clover Valley Comment
  CHSC112525  Salix geyeriana B. Castro; L. P. Janeway 2007-6-24 1658 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley ~ 1.2 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. Ca 500 ft W side of Thompson Creek, ca 700 ft SW of small rock dam and pond, in seep at lower edge of open Ponderosa-Jeffrey pine forest. On ca 5% E-facing slope within area of dry sagebrush, bitterbrush and sparse grasses, in small 35x100ft springy area. 1677 Comment
  CAS-BOT-BC125322  Salix lasiandra var. lasiandra Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1477 Plumas In Butterfly Canyon along roadside. 1036 Comment
  JEPS102791  Salix lasiandra var. lasiandra Lowell Ahart 2001-6-4 8754 Plumas On the north side of the South Fork of the Feather River, about 1/4 mile NE of the Feather Fork mine, about 2 miles NE of Little Grass Valley Reservoir, about 6 miles (air) NE of La Porte. 1615 Comment
  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
  RSA31980  Salix lasiolepis var. bigelovii A. A. Heller 1938-5-30 15135 Plumas The Feather River near Vigilia. 793 Comment
  CAS-BOT-BC128429  Salix lasiolepis var. lasiolepis David D. Keck 1932-7-3 1657 Plumas Meadow south of Spanish Creek, Quincy - Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC128434  Salix lasiolepis var. lasiolepis C. Hart Merriam 1906-10-1 s.n. Plumas Quincy Comment
  CAS-BOT-BC124790  Salix lemmonii Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake region Comment
  CAS-BOT-BC124791  Salix lemmonii Ella Dales Cantelow 1939-5-20 2564 Plumas Meadow Valley Comment
  CAS-BOT-BC124793  Salix lemmonii Alice Eastwood 1918-5-25 7005 Plumas Portola Comment
  CHSC13667  Salix lemmonii E. L. Smith 1971-4-28 946 B Plumas In Indian Valley ca. 1 mi se of Greenville. 1088 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
  SBBG57910  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
  UC481909  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
  CHSC80691  Salix lucida subsp. lasiandra Lowell Ahart 2001-6-4 8757 Plumas On the north side of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork mine, about 1 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1594 Comment
  CHSC92188  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes 2005-9-20 12453 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  CAS-BOT-BC129352  Salix melanopsis unspecified 1931-5-27 7 Plumas Plumas Meadows Comment
  CDA14755  Salix melanopsis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3316 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite 1341 Comment
  HSC20041  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 395 Plumas N Fork of Feather River, at Chester 1350 Comment
  LA208871  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 396 Plumas N fork of Feather River, at Chester, at hwy bridge 1350.0 Comment
  SJSU7514  Salix melanopsis Lewis S. Rose 1968-6-10 Plumas Quincy Meadow 1036 Comment
  CAS-BOT-BC129099  Salix scouleriana John Thomas Howell 1960-7-20 35730 Plumas Between meadow and forest, Drakesbad - Lassen Volcanic National Park 1828 Comment
  RSA59485  Salsola tragus E. K. Balls 1950-9-15 15864 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  JEPS107698  Sambucus mexicana Lowell Ahart, John Dittes 2005-9-20 12455 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
  RSA59182  Sambucus microbotrys E. K. Balls 1950-9-1 15608 Plumas East of Long Lake at base of cliffs at top of meadow leading down to two smaller lakes 2134 Comment
  CAS-BOT-BC238842  Sambucus nigra subsp. caerulea Anna Head 1921-8-1 s.n. Plumas Feather River Region Comment
  UC401137  Sambucus racemosa var. microbotrys unknown Plumas Comment
  CAS-BOT-BC235200  Sambucus racemosa var. racemosa Anna Head 1920-7-15 s.n. Plumas Round Lake Peak, trail, Feather River Region 2194 Comment
  JEPS46337  Sanguisorba annua W. L. Jepson 1939-8-12 19399 Plumas Ferris Creek , branch of Last Chance Creek (branch of Last Chance Creek) 1767 Comment
  JEPS114415  Sanicula graveolens Lowell Ahart 2008-7-16 15099 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 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles ( 1597 Comment
  JEPS87743  Sanicula graveolens Lowell Ahart 1994-6-15 7340 Plumas about 1 air mi w of Little Grass Valley Reservoir (about 200 yards e of logging road near intersection of Lumpkin Ridge Road and the road to Tamarack Flat) 1767 Comment
  RSA0058869  Sanicula graveolens Lowell A. Ahart 2008-7-16 15099 Plumas West of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir,, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CDA18481  Sanicula graveolens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3237 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  CHSC65086  Sanicula tuberosa Vernon H. Oswald; Lowell Ahart 1995-7-24 7115 Plumas High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  JEPS965  Sanicula tuberosa W. L. Jepson 1910-6-5 4067 Plumas Warner Valley 1524 Comment
  CHSC41778  Saponaria officinalis C. A. Janeway 1986-8-19 Plumas Found ca. 10.0 mi east of Highway 89 on Arlington Road. South side of road, ca. 100 feet above Indian Creek. 1121 Comment
  CAS-BOT-BC466217  Sarcodes sanguinea Elmer I. Applegate 1929-6-21 5796 Plumas Between Kelly's Camp and Drankesbad, Warner Valley, Mt. Lassen region Comment
  UC639099  Sarcodes sanguinea unknown July, 1937 Plumas Meadow Valley Comment
  CAS-BOT-BC401520  Sarracenia flava M. S. Taylor 1982-9-2 5089 Plumas In Darlingtonia bog just s of the switchback, Butterfly Valley Botanical Area, ca. 1 mi w of Keddie 1188 Comment
  SEINET10480109  Sarracenia purpurea Mary Susan Taylor, H. Swanson 1982-9-2 Taylor 5090 Plumas T25N R9E ne/se sec 20. Greenville SW quad. Butterfly Valley Botanical Area, in bog just s of switchback, ca. 1 air mi w of Keddie. 3900 ft. 1189 Comment
  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
  JEPS64014  Scirpus diffusus W. L. Jepson 1927-6-23 12313 Plumas Warner Creek Valley 1584 Comment
  CAS-BOT-BC111002  Scirpus microcarpus John Thomas Howell 1961-9-22 36795 Plumas Work Creek, Greenville 1088 Comment
  CAS-BOT-BC111012  Scirpus microcarpus Walter Knight; Irja Knight 1966-6-18 1388 Plumas Butterfly Valley. Near Pond Reservoir. 1127 Comment
  CHSC52746  Scirpus microcarpus Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  UC1100830  Scirpus microcarpus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1441 Plumas bog and marsh at Butterfly Valley Comment
  CAS-BOT-BC110839  Scirpus pauciflorus John Thomas Howell; Gordon H. True 1967-6-11 42572 Plumas Meadow at Quincy 1036 Comment
  UC1583982  Scrophularia desertorum G. Schoolcraft 1990-6-4 2063 Plumas just north Vinton Cemetery 1524 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
  UC584299  Scutellaria nana G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2273 Plumas sw of Diamond Mountain (s of Susanville) 2164 Comment
  CHSC48498  Scutellaria siphocampyloides Vernon Oswald 1987-5-28 2936 Plumas Jordan Hill Rd. 0.5 mi s of the road to Sawmill Pk. Lookout. 890 Comment
  OBI30646  Sedum Bernie Smith 1966-7-25 185 Plumas Pinchard Creek Comment
  CHSC108859  Sedum obtusatum subsp. boreale Lowell Ahart 2011-9-20 17693 Plumas On the north side of Onion Valley Creek, on the north side of Pilot Peak, about 200 yards east of the East edge of Onion Valley meadow, about 9 miles (air) northeast of La Porte. 1925 Comment
  UCD128399  Sedum obtusatum subsp. boreale Albert Grigarick 2012-7-8 330 Plumas Gray Eagle Trail. 3/4 mi NW of Grass Lake. 1888 Comment
  CHSC57277  Sedum obtusatum subsp. obtusatum L. P. Janeway 1984-9-1 1146 Plumas On Sierra crest southwest of Mt Elwell. 2164 Comment
  JEPS28949  Sedum spathulifolium P. C. Hutchison 2108 Plumas Feather River Canyon Feather River Canyon (at the Butte County line on highway U.S. Alt. 40) Comment
  SFV8765  Sedum spathulifolium D. Ahrenholz 1964-5-16 21 Plumas Sierra Nevada Feather River Canyon near Bucks Power House. Comment
  CAS-BOT-BC62196  Selaginella wallacei John Thomas Howell 1959-9-26 35075 Plumas 3.2 mi. w. of Belden Comment
  CHSC68847  Senecio hydrophiloides Vernon Oswald; Lowell Ahart 1997-6-24 8625 Plumas South of Susanville on Diamond Mtn. Motorway (28N15) at the meadow at Wheeler Sheep Campground. 1993 Comment
  RSA0012736  Senecio hydrophilus E. K. Balls 1950-9-6 15685 Plumas Road from Quincy to East Quincy. 1098 Comment
  CAS-BOT-BC363799  Senecio integerrimus C. R. Quick 1957-6-15 57 -06 Plumas About 1/2 mile south of Lake Almanor Comment
  CDA14133  Senecio integerrimus var. exaltatus G. F. Hrusa 1997-5-3 13823 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  JEPS121735  Senecio integerrimus var. exaltatus B. Castro and L. P. Janeway 2009-6-7 1788 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~ 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. Near W edge of Thompson Creek, in the vicinity of headcut channels. Comment
  UC1542939  Senecio integerrimus var. exaltatus G. Schoolcraft 1987-5-5 1694 Plumas Harrison Ranch 1584 Comment
  CAS-BOT-BC363925  Senecio integerrimus var. exaltatus Roxana S. Ferris 1952-5-18 12490 Plumas 1.5 miles north of Greenville 1097 Comment
  CDA18686  Senecio integerrimus var. major G. D. Barbe, T. C. Fuller 1982-6-15 3691 Plumas Sierra Nevada; 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. 26N22F); 3.3 miles east of Red Hill Summit, Plumas NF. 1493 Comment
  CAS-BOT-BC364039  Senecio integerrimus var. major G. D. Barbe 1982-6-9 3670 Plumas South slope of Thompson Peak summit, along road to lookout; Plumas National Forest 2057 Comment
  CAS-BOT-BC364175  Senecio serra A. A. Heller; P. B. Kennedy 1907-7-16 8860 Plumas Genessee Valley near Genessee Comment
  JEPS122319  Senecio sylvaticus Lowell Ahart 2014-8-31 19813 Plumas On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  CHSC6568  Senecio triangularis R. Carter 1966-7-10 481 Plumas Found Bucks Lake along E side Oroville-Quincy Rd. on S side of lake, 200 yds. S of lodge, roadside. 1524 Comment
  UC586940  Senecio triangularis Joseph Andorfer Ewan 1934-6-25 8211 Plumas Gold Lake Road above Dentens ((Blairsden)); Sierra Nevada 1524 Comment
  CHSC69528  Setaria pumila Lowell Ahart 1997-9-11 7906 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/2 mile south of Mosquito Creek, about 4 1/2 miles (air) northeast of Belden. 792 Comment
  CAS-BOT-BC240243  Setaria viridis John Thomas Howell 1951-6-26 27530 Plumas Tobin 609 Comment
  CHSC71645  Sidalcea gigantea Vernon H. Oswald 1998-8-11 9482 Plumas West of Bucks Lake near Little Grizzly Creek paralleling the south edge of Oroville-Quincy Hwy 3.2 mi west of Grizzly Creek Campground. 1645 Comment
  SD46593  Sidalcea glaucescens Robert J. Weatherby 1950-7-21 1473 Plumas East Quincy. 1036 Comment
  RSA74354  Sidalcea glaucescens Milo S. Baker 1952-5-24 12445 Plumas In canyon above Pine Valley, Hwy 89 945 Comment
  UCD116648  Sidalcea glaucescens Elaine A. Ahrenholz 1962-5-5 51 Plumas 1 mile north of Greenville. 1066 Comment
  UC198514  Sidalcea oregana subsp. spicata Katharine Brandegee 1913-1 Plumas Portola Comment
  SEINET9004725  Sidalcea oregana var. spicata S. Batiuk, D. Matthews, J. Jaggers, A. Kowal 2011-8-31 NV 030 -647 Plumas Grizzly Creek Ranch, near pond. 1506 Comment
  SD8087  Silene antirrhina Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CDA3475  Silene conoidea J. Budaj 1965-8-1 Plumas Sheehan ranch, 4 miles northeast of Greenville. 0 Comment
  CAS-BOT-BC386987  Silene douglasii Ahart Lowell 1979-7-18 s.n. Plumas Ca. 1 mi. W of Pilot Pk. 1800 Comment
  CAS-BOT-BC389382  Silene lemmonii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1427 Plumas Butterfly Botanical Area and Vicinity. In vicinity of Pond reservoir 1097 Comment
  CAS-BOT-BC389392  Silene lemmonii D. E. Breedlove 1962-6-12 3449 Plumas In upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CHSC52518  Silene lemmonii L. P. Janeway 1990-6-19 3722 Plumas Plumas National Forest. Creek west of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley. 1402 Comment
  RSA245247  Silene lemmonii John Pratt 1970-6-25 40 Plumas [Unspecified] 1707 Comment
  RSA59697  Silene lemmonii E. K. Balls 1950-9-9 15766 Plumas 1.5 miles along trail from Lakes Center Public Campground to Long Lake outlet. 2073 Comment
  JEPS127610  Silene nuda B. Castro with Brian Humphrey 2015-7-8 2095 Plumas W side of lower Thompson Valley ca 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 450 feet below edge of Ponderosa-Jeffrey pine forest. Comment
  UC1191945  Sium suave Malcolm A. Nobs, S. Galen Smith 1949-8-19 1458 Plumas on southeastern side of Portola Portola Comment
  UCD127001  Solanum physalifolium var. nitidibaccatum Mr. Peters 1927-9-1 818 Plumas Taylorsville. Comment
  CAS-BOT-BC365522  Solidago elongata Lewis S. Rose 1966-7-28 66072 Plumas Quincy 1066 Comment
  JEPS107602  Solidago elongata Lowell Ahart, Josephine Guardino 2005-8-10 12315 Plumas Near a small wet 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
  SJSU14205  Solidago elongata N. A. Hopkins 1989-8-7 1572 Plumas near rd between Beckwourth & Genessee Valley by stream running into Red Clover Cr 1706 Comment
  UC1075633  Solidago elongata Robert J. Weatherby 1950-7-21 1472 Plumas East Quincy 1036 Comment
  SD51283  Solidago spectabilis Darley F. Howe 1961-8-4 3133 Plumas East side of Lake Almanor, 6.0 miles from junction with Highway 89 at south end of lake. 1372 Comment
  CAS-BOT-BC157306  Sorbus californica E. K. Balls 1950-9-12 15786 Plumas 1.5 mi. along trail from Lakes Center Public Campground towards Long Lake outlet 2011 Comment
  CAS-BOT-BC157316  Sorbus californica Anna Head 1921-8-2 s.n. Plumas Lake Center Camp, Feather River Region Comment
  SEINET264263  Sorbus sitchensis S. Gessel 1940-5-22 Plumas Spainish Peak Trail Comment
  RSA52907  Sparganium angustifolium subsp. emersum R. Weatherby 1950-7-28 1500 Plumas Water at edge of Smith Lake, near Quincy. 1250 Comment
  JEPS108158  Sparganium natans L. P. Janeway 1994-8-24 4750 Plumas Northern High Sierra Nevada. Shallow pond in South Fork Rock Creek at Deanes Valley Campground 1298 Comment
  SD122534  Spergularia rubra Lowell Ahart 1984-6-3 4657 Plumas At Keddie, north of Quincy, on a road along Highway 70, Yellow Pine Forest Comment
  CAS-BOT-BC390681  Spergularia rubra Lowell Ahart 1985-7-11 5129 Plumas Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/2 miles north-east of La Porte 1584 Comment
  SJSU14212  Sphaeromeria potentilloides N. A. Hopkins 1989-5-27 1497 Plumas near Marble Hot Springs Rd, Sierra Valley 1524 Comment
  RSA121879  Sphaeromeria potentilloides var. potentilloides E. Sawyer 1935-6-6 73 Plumas 2.5 miles SSW of Sugarloaf. 1494 Comment
  CHSC43447  Spiraea densiflora Lowell Ahart 1974-8-3 585 Plumas East of Mount Etna, about 5 miles east of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  JEPS103402  Spiraea densiflora Lowell Ahart 2002-7-2 9826 Plumas In a logged over area on the S side of Forest Road 22N94, E 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. 1606 Comment
  UC384658  Spiraea densiflora E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 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
  SD46578  Spiraea douglasii Robert J. Weatherby 1950-7-28 1499 Plumas on border of Smith Lake (above Snake Lake) near Quincy. Comment
  SDSU9261  Spiraea douglasii R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile N of Chester. Comment
  UCD147802  Spiraea douglasii Allyson Ayalon; Lucie Jerabkova 2012-8-1 155 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  UCD20954  Spiraea douglasii E. Bortiri 2002-6-1 WFC 2 Plumas Mill Creek at Bucks Lake, Plumas NF. Comment
  JEPS125874  Stachys ajugoides Dean W. Taylor 2000-7-30 17533 Plumas Little Antelope Creek, SE end of Antelope Lake, Feather river watershed; along Forest road 278N41 0.2 miles S from junction of Road 172 (paved). Comment
  CHSC20785  Stachys ajugoides var. rigida K. R. Stern 1975-7-24 5850 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC52073  Stachys ajugoides var. rigida L. P. Janeway 1989-7-21 3511 Plumas Plumas National Forest. At boxed-up spring at crossing of rd 25N85, 1.3 mi from rd 25N05, 2.1 mi NE of Beckwourth-Genesee Rd (rd 111) and Red Clover Valley, 15.7 mi from Beckwourth. 1737 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
  UCLA70794  Stachys ajugoides var. rigida Joseph Andorfer Ewan 1934-7-8 8595 Plumas at Dentens Sierra Nevada, Middle Fork Feather River 1615 Comment
  SD46654  Stachys palustris subsp. pilosa Robert J. Weatherby 1950-7-7 1457 Plumas Snake Lake, Quincy. 1219 Comment
  OBI13461  Stachys pycnantha Lewis S. Rose 1966-7-27 66061 Plumas Butterfly Crk, 2 mi S of Keddie 1006 Comment
  RSA184911  Stachys rigida subsp. rivularis L. S. Rose 1966-7-27 s.n. Plumas Butterfly Creek, 2 mi. S. of Keddie. 1006 Comment
  RSA52841  Stachys rigida subsp. rivularis R. Weatherby 1950-7-7 1457 Plumas Near shore of Snake Lake, Quincy. 1220 Comment
  CHSC100045  Stellaria crispa Lowell Ahart 2008-8-13 15169 Plumas East of La Porte Road, west bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC109726  Stellaria crispa B. Castro 2005-10-20 1529 Plumas High Sierra Nevada. Lake Davis/Grizzly Dam, ca 5 air mi N of Portola. On NNE-facing slope overlooking Big Grizzly Creek, ca 1000 ft downstream (SE) of dam and E of the main Lake Davis Rd (USFS Rd 24N07). 1734 Comment
  CHSC34857  Stellaria crispa M. S. Taylor 1981-6-16 3914 Plumas Jct of spring/creek and rd 23N16Y at end of rd, ca. 0.5 mi ne of Smith Peak Lookout, ca. 7 air mi ne of Blairsden. 1950 Comment
  CHSC63959  Stellaria longifolia B. Castro; G. Kuenster 1994-6-30 517 Plumas Ca 3/4 mi E of S end of Bucks Lake, on cobblebar on Bucks Creek at the W end of Whitehorse Campgd. 1584 Comment
  CAS-BOT-BC391188  Stellaria longipes subsp. longipes John Thomas Howell 1976-7-16 51900 Plumas On flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  CHSC64829  Stellaria longipes var. longipes Vernon H. Oswald 1995-6-24 6914 Plumas High Cascade Range. Unnamed creek crossing the road to Last Chance Campground (FS 28N11), 2.5 mi (odometer) n of Hwy. 36. In a streamside meadow on the e side of the road. 1371 Comment
  CAS-BOT-BC393828  Stellaria media John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2136 Plumas Pond reservoir, Butterfly Botanical Area and vicinity, 1066 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
  UC177177 Image available Stenotus acaulis Heller and Kennedy 1907-7-3 8696 Plumas hills above Red Clover Valley; ; Above Red Clover Valley, Plumas Co. Comment
  CAS-BOT-BC375624  Stephanomeria lactucina L. P. Janeway 1990-8-29 3839 Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CHSC41409  Stephanomeria lactucina Lowell Ahart 1986-7-25 5380 Plumas Near the road, on a side road, north of Cleghorn Bar Road, about 1 and 3/4 miles north-west of Finger Board, about 4 1/4 miles north-west of Pilot Peak. 1828 Comment
  SEINET10506972  Stipa Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4662 Plumas T27N R12E sw/nw sec 15. Antelope Lake quad. Dry mdw on n side of Indian Creek, e side of 28N03, nw corner of Antelope Lake, ca. 12 mi ne of Taylorsville. Sandy poor soil. 5000 ft. 1524 Comment
  UC1563900  Streptanthus cordatus Barbara Ertter with Gary Schoolcraft 1989-7-3 8653 Plumas 8 air mi s Susanville (w-facing steep rocky slope below Red Rock lookout) 2255 Comment
  CAS-BOT-BC87796  Streptanthus tortuosus Mrs. H. C. Cantelow 1941-5-18 3632 Plumas 1.5 mile west of Johnsville on road to Gibsonville. Comment
  CAS-BOT-BC87804  Streptanthus tortuosus Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mile west of Pilot Peak. 1800 Comment
  JEPS108761  Streptanthus tortuosus var. orbiculatus Lowell Ahart 2006-7-3 12904 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, near the south edge of a dry open basalt flat 1527 Comment
  CHSC110279  Streptanthus tortuosus var. pallidus L. P. Janeway 2012-6-2 10845 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CHSC98313  Streptanthus tortuosus var. pallidus L. P. Janeway 2007-5-20 8998 Plumas Northern High Sierra Nevada. Along Hwy 70/East Branch North Fork Feather River/Serpentine Canyon, 1.0 road km east of the Rich Bar overlook. Steep rocky south-facing serpentine. 777 Comment