Search Results — 2000 specimen records retrieved (1454 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77979  Abies concolor John Thomas Howell; Gordon H. True 1973-7-31 50066 Plumas summit ridge of Thompson Peak, Diamond Range 2362 Comment
  SEINET10530580  Abies magnifica Mary Susan Taylor 1981-9-10 Taylor 4273 Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 Comment
  CHSC84930  Abies magnifica var. magnifica Lowell Ahart 2003-10-17 10649 Plumas On the ridge running northeast of Humboldt Peak, about 1/2 mile northeast of Humboldt Peak, south of the Pacific Crest Trail, about 1 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2133 Comment
  CAS-BOT-BC330984  Acer glabrum var. glabrum A. A. Heller 1915-7-7 12054 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles W of Bucks 1676 Comment
  CAS-BOT-BC330987  Acer glabrum var. glabrum Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  UC917262  Acer glabrum var. glabrum J. M. Tucker 1948-7-25 1737 Plumas sw side of Camel Peak Pinchard Creek, sw side of Camel Peak (Pinchard Creek, mine of United Mining Company) 1524 Comment
  SEINET7894050  Acer macrophyllum R. Sumner 1949-5-28 126 Plumas Keddie, 1067 Comment
  CAS-BOT-BC28737  Achillea millefolium Fred Sommers 1976-7-12 146 A Plumas Along side of Dyson Lane near road A24, Sierra Valley Marsh. 1524 Comment
  CHSC81089  Achillea millefolium Lowell Ahart 2001-8-29 9266 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CDA13378  Achnatherum lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13226 Plumas Sierra Nevada; Dry open, +- disturbed sandy site near old log landing on USFS 23N12E. Upper Bull Run Creek, about 1/4 mile below headwater springs. Perennial, bunching. Habitat a dense coniferous forest, dominated by Abies concolor, Pinus jeffreyi, Calodedrus. Comment
  CDA13760  Achnatherum lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13494 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Dry, +- open conifer forest with sandy soil on ridgetop. Dom. by Pinus jeffreyi, Abies concolor. Perennial, bunching. Comment
  CHSC67748  Achnatherum lemmonii James D. Jokerst 1984-7-11 2100 Plumas Ward Creek Hydro Survey: Top of ridge on exposed bedrock S of Genesee Valley, W of Ward Creek. 1584 Comment
  UC1133120  Achnatherum lemmonii E. Sawyer 1935-6-1 53 Plumas 1 3/4 mi ne Hawks; Sierraville Quadrangle Comment
  UCD50682  Achnatherum lemmonii P. B. Kennedy; A. A. Heller 1907-7-3 8712 Plumas Hills above Red Clover Valley. Comment
  CAS-BOT-BC210843  Achnatherum occidentale subsp. californicum Lowell Ahart 1978-7-29 s.n. Plumas 0.5 mile below the Bunker Mine 2000 Comment
  RSA129520  Achnatherum occidentale subsp. californicum F. W. Embree 1934-6-11 s.n. Plumas 1 mile NE of Bucks Ranch. 1601 Comment
  UC485753  Achnatherum occidentale subsp. californicum H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  RSA299148  Achnatherum occidentale subsp. occidentale J. T. Howell 1961-6-21 36700 Plumas Greenville 1098 Comment
  RSA755685  Achnatherum occidentale subsp. occidentale L. Ahart, John Dittes 2009-7-15 16090 Plumas Along a small wash on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  CAS-BOT-BC210929  Achnatherum occidentale subsp. pubescens John Thomas Howell 1961-6-21 36700 Plumas Greenville 1097 Comment
  CHSC70822  Achnatherum occidentale subsp. pubescens B. Castro; L. Gehrung 1995-7-14 584 A Plumas Ca 8 air mi SW of Bucks Lake, ca 0.3 mi W of Kellogg Ravine, along edges of USFS Rd 22N29. 1493 Comment
  CHSC100326  Acmispon americanus var. americanus Lowell Ahart 2008-8-13 15170 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC75497  Acmispon americanus var. americanus G. D. Barbe; J. T. Fuller, T. C. Fuller 1981-6-24 3191 Plumas Mt. Houg-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of uincy Juncion. 1280 Comment
  CHSC874  Acmispon grandiflorus var. macranthus D. Crummett 1937-5-14 Plumas Ten mi. south of Belden. 716 Comment
  CHSC76130  Acmispon 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
  CAS-BOT-BC391480  Aconitum columbianum subsp. columbianum Joseph Andorfer Ewan 1934-7-18 8545 Plumas Middle Fork Feather R. near Dentens Comment
  CHSC100049  Aconitum columbianum var. columbianum Lowell Ahart 2008-7-16 15081 Plumas 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
  CHSC33781  Aconogonon phytolaccifolium M. S. Taylor 1981-7-17 4033 Plumas Bear Lakes Trail in Lakes Basin, ca. 0.5 mi s of jct of trail to Gold Lake Lodge, ca. 6 air mi s of Mohawk. 1981 Comment
  UC1125859  Actaea rubra C. G. Albertus 1935-8-3 248 Plumas 1 1/2 mi. s.e. Cromberg; Plumas Nat'l Forest, Downieville Quad. Comment
  UC1075668  Adenocaulon bicolor Robert J. Weatherby 1950-7-7 1446 Plumas Gansner Creek; Quincy, Gasner Creek 1219 Comment
  CAS-BOT-BC65504  Adiantum aleuticum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CHSC115744  Adiantum aleuticum L. P. Janeway 2015-8-3 11814 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Hwy and Grizzly Summit. 1696 Comment
  RSA59333  Adiantum aleuticum E. K. Balls 1950-9-12 15784 Plumas 1.5 miles along trail from Lakes Center Public Campground to Long Lake outlet 2012 Comment
  UC123368  Adiantum aleuticum R. M. Austin July 1874 312 Plumas Black Creek Comment
  CHSC37691  Agastache urticifolia M. S. Taylor 1981-7-6 3973 Plumas 200 ft w of 24N64, on n side of Grigsby Creek (dry) ca 1 mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoot. 1828 Comment
  SBBG29872  Agastache urticifolia E. Crum 1937-8-7 1947 Plumas 3 mi W of Lake Almanor 1524 Comment
  CAS-BOT-BC29430  Ageratina occidentalis Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC29431  Ageratina occidentalis Clare B. Hardham 1978-8-11 21788 Plumas About 5 miles southeast of Thompson Peak Comment
  CHSC33885  Ageratina occidentalis M. S. Taylor 1981-7-21 4097 Plumas Argentine Lookout, ca. 0.5 mi SW of 26N21-Grizzly Peak Rd, ca. 5 air mi N of Spring Garden. 2194 Comment
  CHSC33931  Ageratina occidentalis M. S. Taylor 1981-8-4 4153 Plumas On top of Wildcat Ridge, ca. 4 air mi NW of Antelope Lake, ca. 13 air mi NE of Taylorsville. 2164 Comment
  CHSC43607  Ageratina occidentalis Vernon Oswald 1983-8-24 1021 Plumas Pacific Crest Trail, ca. 2 mi E of Humboldt Summit N-E of Jonesville. 2072 Comment
  CHSC45219  Ageratina occidentalis Lowell Ahart 1974-9-6 625 Plumas Near the house along the West Branch of Nelson Creek, about 5 miles west of Johnsville. 1828 Comment
  CHSC56845  Ageratina occidentalis L. P. Janeway; Garrett Gibson 1991-8-2 4099 Plumas Plumas National Forest. Dry drainage next north from Humbug Creek; east side of Smith Peak. 1920 Comment
  CHSC96846  Agoseris glauca var. laciniata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14040 Plumas Under pine trees, about 150 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  SBBG45694  Agoseris glauca var. laciniata C. B. Hardham 1961-6-16 7481 Plumas Diamond Peak [Diamond Mountain] 2133 Comment
  CDA14037  Agoseris grandiflora G. F. Hrusa, T. D. Wilfred 1996-8-1 13409 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  SEINET6225038 Image available Agoseris heterophylla L. S. Rose 1967-1 67108 Plumas Butterfly Valley, ca 3 mi W of Keddie Comment
  SEINET12911692  Agropyron trachycaulum var. trachycaulum C. Tanner 1999-1 s.n. Plumas Within city limits of Portola (area bounded on N by alley, S by Quincy Street, E by Willow Street, W by Rock Street). 1484 Comment
  CAS-BOT-BC127089  Agrostis exarata John Thomas Howell 1926-7-26 2126 Plumas Near Prattville. 1371 Comment
  CAS-BOT-BC127091  Agrostis exarata David D. Keck 1944-7-8 5433 Plumas Sierra Nevada. 5 miles north of Quincy on road to Keddie. 1005 Comment
  CAS-BOT-BC127092  Agrostis exarata John Thomas Howell 1976-7-15 51844 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CHSC113852  Agrostis exarata Lowell Ahart 2014-8-31 19809 Plumas Around rocks 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
  UCR123521  Agrostis exarata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6865 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-BC127090  Agrostis exarata John Thomas Howell 1959-9-22 34845 Plumas Drakesbad. 1737 Comment
  SEINET4339796  Agrostis exarata M. Foster 1988-7-22 196 Plumas Along Big Grizzly Creek, 1/2 miles south of Walker Mine road, 1 mile west of Lake Davis, and 12 miles north by northwest of Portola 1768 Comment
  CAS-BOT-BC139606  Agrostis gigantea Walter Knight 1966-7-28 1445 Plumas Butterfly Botanical Area and Vicinity. Near bed of Spanish Creek adjacent to confluence of Butterfly Creek. 883 Comment
  CAS-BOT-BC139616  Agrostis gigantea Hans Leschke 1960-9-7 1789 Plumas Lassen Volcanic National Park. Park boundary north of Willow Lake. Comment
  CAS-BOT-BC139413  Agrostis hyemalis H. S. Yates 1936-8-12 6091 Plumas Lake Almanor. 1341 Comment
  CAS-BOT-BC138713  Agrostis scabra John Thomas Howell 1960-7-20 35772 Plumas Lassen Volcanic National Park. Boiling Springs Lake. 1798 Comment
  JEPS122299  Agrostis scabra Lowell Ahart 2014-8-31 19800 -A Plumas In and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  UCD53364  Agrostis scabra R. Tofsrud 1948-7-1 s.n. Plumas 1 mi. N. of Quincy. 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
  CHSC92275  Agrostis variabilis Lowell Ahart; Josephine Guardino 2005-8-10 12324 Plumas Bog in a small wet 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-BC445453  Alisma triviale Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1435 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek. 1021 Comment
  CAS-BOT-BC445448  Alisma triviale C. Etienne 1969-7-26 295 Plumas Off Middle Fork of Feather River; Hiway 89 near Graeagle next to Feather River Park Resort entrance. 1280 Comment
  CAS-BOT-BC459424  Allium acuminatum John Thomas Howell; Gordon H. True 1967-7-11 43295 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough, Sierra Nevada 1249 Comment
  SBBG830  Allium anceps H. and M. Dearing 1938-7-1 2255 Plumas near Lake Almanor Comment
  CDA11829  Allium bisceptrum var. bisceptrum G. F. Hrusa, E. Sandoval 1993-5-3 11142 Plumas Sierra Valley; Beckwourth-Calpine Rd. approx. 5 m. S Hwy 70 intersection. Comment
  CDA32389  Allium campanulatum G. D. Barbe, T. C. Fuller 1982-6-17 3817 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  SEINET8119129  Allium campanulatum M. Humphreys 1950-5-20 45 Plumas Sierra Valley, 1 mile E of Beckwourth. 1524 Comment
  SJSU14261  Allium lemmonii N. A. Hopkins 1989-6-7 1411 Plumas Squaw Valley Comment
  POM252943  Allium parvum A. A. Heller 1938-5-21 15104 Plumas About the airfield west of Chester. 1305 Comment
  RSA32798  Allium parvum A. A. Heller 1938-5-21 15104 Plumas About the airfield west of Chester. 1305 Comment
  CAS-BOT-BC474088  Allium platycaule Lowell Ahart 1983-7-20 4200 Plumas About 1/4 mile east of the Feather Fork Mine, about 5.5 miles north of La Porte 1800 Comment
  UCD130296  Allium validum Albert Grigarick 2011-8-15 297 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .25 miles W from Graeagle Trailhead to Hawley Falls. 1886 Comment
  OBI20559  Alnus incana Lewis S. Rose 1967-6-12 67113 Plumas Butterfly Valley, ca. 3 mi W of Keddie 1219 Comment
  CAS-BOT-BC171348  Alnus incana subsp. tenuifolia John Thomas Howell 1959-9-24 34936 Plumas Butterfly Creek near mouth. Sierra Nevada 914 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
  RSA286330  Alnus incana subsp. tenuifolia R. F. Thorne 1974-7-30 45002 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  UCD109971  Alnus incana subsp. tenuifolia John Thomas Howell 1959-9-24 34936 Plumas Butterfly Creek, near mouth. Comment
  UCD109993  Alnus incana subsp. tenuifolia J. M. Tucker 1948-7-24 1727 Plumas Near road from Cascade to Camel Peak. 1615 Comment
  RSA718937  Alnus rhombifolia L. Ahart 2006-10-8 13407 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 1.25 miles southwest of Belden. 715 Comment
  UC127375  Alnus rhombifolia H. M. Hall and E. B. Babcock 1903-7-1 4445 Plumas Genesee Valley Sierra Nevada Mountains (along streams) 1097 Comment
  CHSC81181  Alopecurus aequalis Lowell Ahart 2001-8-28 9188 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  JEPS113752  Alopecurus aequalis Lowell Ahart, John Dittes 2007-6-16 14149 Plumas On the bottom of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  SEINET256574  Alopecurus aequalis Lowell Ahart 1985-7-3 5098 Plumas Ca 4.25 mi NE of La Porte; Little Grass Valley Reservoir where S Fork of Feather River joins lake 1585 Comment
  RSA794993  Amaranthus californicus L. Ahart, John Dittes 2009-9-7 16374 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  RSA59921  Amaranthus californicus E. K. Balls 1950-9-15 15834 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  UC1602204  Amaranthus retroflexus H. E. Brown Aug 15 1897-Aug 31 1897 663 Plumas near Lassen Buttes 1828 Comment
  UC726079  Amelanchier utahensis A. A. Heller 1938-6-4 15144 Plumas 1 mi e Fredonyer Pass 1706 Comment
  CAS-BOT-BC213970  Amsinckia A. A. Heller; P. B. Kennedy 1907-7-15 8850 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CHSC41884  Anaphalis margaritacea Lowell Ahart 1986-9-10 5395 Plumas On the bottom of the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte. 1706 Comment
  JEPS127123  Anaphalis margaritacea Lowell Ahart 2016-8-30 21322 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
  POM147070  Anemone drummondii Alice Eastwood 1927-6-15 s.n. Plumas On trail to long Valley. Comment
  SD8181  Anemone quinquefolia Daniel Cleveland July 1882 Plumas Big Meadows Comment
  UC174213  Angelica breweri R. M. Austin July, 1896 516 Plumas Colby Comment
  CHSC63112  Antennaria argentea Lowell Ahart 1994-6-29 7414 Plumas West of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 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
  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
  UCD40298  Antennaria argentea Rodney Gale Myatt 1971-6-13 738 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CAS-BOT-BC59225  Antennaria dimorpha Alice Eastwood 1918-5-25 7047 Plumas Portola Comment
  CDA12083  Antennaria dimorpha G. F. Hrusa, G. L. Webster 1989-5-1 7026 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  RSA39730  Antennaria dimorpha Philip A. Munz 1947-5-16 11820 Plumas 5 Miles north of Chilcoot. 1524 Comment
  CDA14761  Antennaria geyeri G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3333 Plumas Indian Creek Bridge 0.1 mile northwest of junction with road to Antelope Lake dam. 1584 Comment
  UC584271  Antennaria umbrinella G. L. Stebbins Jr. and J. A. Jenkins 1937-7-10 2312 Plumas w of head of Stony Ridge 1828 Comment
  CHSC34864  Apocynum androsaemifolium M. S. Taylor 1981-7-27 4126 Plumas N side of Beckwourth-Genesee Rd, ca. 7 air mi e of Genesee. 1645 Comment
  CHSC43324  Apocynum androsaemifolium Lowell Ahart 1983-7-16 883 Plumas West side of the South Fork of the Feather River, about 1 mile north of Little Grass Valley Reservoir. 1828 Comment
  CHSC57168  Apocynum androsaemifolium L. P. Janeway 1984-7-22 932 Plumas Vicinity of Soapstone Hill; near junction of Oro-Quincy Hwy and the road to Duffy Dome. 1639 Comment
  CHSC88991  Apocynum androsaemifolium H. Gray 2003-7-20 Plumas Plumas National Forest. Silver Lake edge. 1524 Comment
  JEPS86274  Apocynum androsaemifolium W. L. Jepson 1939-7-31 19313 Plumas lower slopes Spanish Peak Spanish Peak 2042 Comment
  UC1123472  Apocynum androsaemifolium G. T. Nordstrom 1934-7-3 188 Plumas 3/4 mi. s.w. Mt. Ararat (near plot #91); Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  POM181052  Apocynum androsaemifolium subsp. pumilum A. A. Heller, B. B. Kennedy 1907-7-8 s.n. Plumas Near Greenville Comment
  CHSC71137  Apocynum cannabinum L. P. Janeway 1996-6-18 5025 Plumas Along Hwy 70, East Branch North Fork Feather River, 1.3 mi west of Soda Creek. 877 Comment
  RSA600453  Apocynum cannabinum L. C. Wheeler 1959-7-15 7565 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  SEINET10873825  Apocynum cannabinum var. glaberrimum Mary Susan Taylor 1982-6-6 Taylor 4609 Plumas T25N R7E nw sec 4. Almanor SW quad. S side of Caribou Rd, ca. 1 mi ne of Queen Lily Campground, ca. 4 air mi ne of Belden. 2700 ft. 823 Comment
  SEINET10906720  Apocynum cannabinum var. glaberrimum Mary Susan Taylor 1981-7-27 Taylor 4134 Plumas Dry granite rd embankment; jct Flournoy Grade (25N42) and Beckwourth-Genesse Rd., ca. 3 air mi NE of Genessee. 3700 ft. 1128 Comment
  SEINET5922912 Image available Apocynum pumilum L. S. Rose 1967-1 67147 Plumas 1 mi S of Keddie, Butterfly Creek & Spanish Creek Comment
  UC569712  Aquilegia formosa E. Sawyer 1935-6-24 139 Plumas 4 1/2 mi e Crow; Sierraville Quadrangle 1828 Comment
  CHSC56089  Aquilegia formosa var. truncata K. Tarp 1983-7-30 314 Plumas North of Humboldt Peak. 2072 Comment
  RSA655716  Arabis hirsuta var. glabrata R. R. Halse 1976-6-13 1395 Plumas Plumas National Forest; along State Hwy 89, 5.6 miles NW of Greenville. 1281 Comment
  CDA18766  Arabis holboellii var. retrofracta G. D. Barbe, T. C Fuller 1982-7-16 3750 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CDA14710  Arabis rectissima G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3221 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  CDA24667  Arabis subpinnatifida G. D. Barbe 1982-6-9 3654 Plumas Southwest and below Thompson Peak, overlooking Honey Lake Valley. Plumas National Forest. 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
  CHSC105613  Aralia californica L. P. Janeway 2010-8-4 10133 Plumas Northern High Sierra Nevada. Plumas National Forest; along Soda Creek 0.7 km northwest of Hwy 70 and East Fork North Fork Feather River. 944 Comment
  CAS-BOT-BC171672  Aralia californica Lloyd W. Swift 1931-7-24 40 Plumas 1st Water Trough Creek, N. Greenville, Plumas Forest 1219 Comment
  CAS-BOT-BC24206  Arctostaphylos John Thomas Howell; Gordon H. True 1967-5-8 42200 Plumas Along Forest Service Rd. between Butterfly Valley proper and the Butterfly Botanical area Comment
  CAS-BOT-BC24187  Arctostaphylos John Thomas Howell; Gordon H. True 1967-5-8 42198 Plumas Along the Forest Service road between Butterfly Valley proper and the Butterfly Botanical Area. 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
  CHSC118702  Arctostaphylos mewukka subsp. mewukka Wendy L. Boes 2016-8-21 2016037 Plumas Plumas National Forest. Located on ridge between Yellow Creek and the North Fork of the Feather River along Forest Road 26N26. UTM 650359 E, 4435221 N, NAD 83 Zone 10 North. 1484 Comment
  CAS-BOT-BC38478  Arctostaphylos mewukka subsp. truei John Thomas Howell; Gordon True 1967-5-9 42229 Plumas Feather River Canyon near mouth of Chambers Creek. 609 Comment
  CAS-BOT-BC38615  Arctostaphylos mewukka subsp. truei John Thomas Howell 1959-9-21 34779 Plumas N. Fork Feather River near Belden 701 Comment
  CAS-BOT-BC40005  Arctostaphylos nevadensis Mrs. S. G. Suttiffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC40012  Arctostaphylos nevadensis Robert J. Weatherby 1950-8-11 1526 Plumas Side of Mt. Elwell, Lakes Basin area. 2194 Comment
  UC566019  Arctostaphylos nevadensis F. W. Embree 1934-6-6 90 Plumas Three Lakes Bidwell Bar Quadrangle 1889 Comment
  CAS-BOT-BC42096  Arctostaphylos patula John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2414 Plumas Butterfly Botanical Area, Trestle Glen 1097 Comment
  CAS-BOT-BC42109  Arctostaphylos patula John Thomas Howell 1975-7-22 51357 Plumas In the Transition Life Zone, 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC42113  Arctostaphylos patula Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-20 42354 Plumas Plumas National Forest: Along Hwy. 70 two miles N of Quincy in Pinus ponderosa forest 1097 Comment
  CAS-BOT-BC42117  Arctostaphylos patula Ella Dales Cantelow 1940-5-10 3743 Plumas E. of Buck's Lake Comment
  JEPS38822  Arctostaphylos patula W. L. Jepson 8017 Plumas Taylorsville 1097 Comment
  CHSC34874  Arctostaphylos patula subsp. patula M. S. Taylor 1981-5-14 3724 Plumas Walker Plains, both sides of Oroville-Quincy Hwy, ca. 1/2 mi S of Four Trees Rd jct, on Butte-Plumas county line, ca. 2 mi N of Merrimac. 1524 Comment
  SEINET11993341  Arctostaphylos truei W. Knight, Knight, I. 1986-1 5221 Plumas between Tobins & Belden near Injun Jim Campground, on N Fork of Feather River 640 Comment
  UCD52823  Arctostaphylos viscida subsp. viscida E. W. Jameson 1948-11-20 s.n. Plumas 4 mi. north of Quincy. 1097 Comment
  RSA71301  Arenaria aculeata L. S. Rose 1951-6-28 51052 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  SEINET6225252  Arenaria congesta var. suffrutescens L. S. Rose 1967-1 67172 Plumas 1 mi S of Keddle, Butterfly Creek & Spanish Creek Comment
  CAS-BOT-BC82089  Arnica Clare B. Hardham 1978-8-11 21789 Plumas about 5 miles southeast of Thompson Peak Comment
  UC134177  Arnica chamissonis D. Cleveland 1882-7-22 Plumas Prattville Comment
  UC710419  Arnica chamissonis Thomas H. Kearney Aug 14 1944-Aug 26 1944 166 Plumas near Prattville; Lake Almanor Comment
  CAS-BOT-BC82120  Arnica chamissonis H. N. Bolander 1867-1 s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC82215  Arnica chamissonis C. R. Quick 1942-7-28 42 -53 Plumas 2.5 miles w. of Almanor P.O. Comment
  CHSC82525  Arnica dealbata L. P. Janeway 2001-7-3 7271 Plumas Northern High Sierra Nevada. Ridge top between head of Third Water Creek and Grizzly Creek/Middle Fork Feather River; along Road 24N28 0.6 km from Road 23N16. 1756 Comment
  CHSC102066  Arnica discoidea Lowell Ahart; John Dittes 2009-7-15 16093 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  CHSC64065  Arnica discoidea B. Castro; R. A. Schlising 1987-7-21 175 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42. 1539 Comment
  CHSC70781  Arnica discoidea B. Castro; L. Gehrung 1995-7-14 585 Plumas Ca 8 air mi SW of Bucks Lake, ca 0.3 mi W of Kellogg Ravine, along W edge of USFS Rd 22N29. 1493 Comment
  JEPS94511  Arnica discoidea Vernon Oswald and Lowell Ahart 1997-9-18 8883 Plumas ca. 1 mi w of the s end of Butt Valley Reservoir (Forest Road 26N36 at its intersection with 26N74); Forest Road 26N36 1396 Comment
  SD8796  Arnica discoidea Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  CAS-BOT-BC82495  Arnica discoidea Lowell Ahart 1976-7-16 s.n. Plumas 5 miles northwest of Little Grass Valley Res.; about 0.5 mile above the Middle Fork of the Feather River 1828 Comment
  CAS-BOT-BC82505  Arnica discoidea Thomas H. Harris 1969-7-6 s.n. Plumas E side of Lake Almanor along [Haun's] Hauns Meadow Road, ca. 1 mile e. of lake, on ridge divide Comment
  CAS-BOT-BC82512  Arnica discoidea David D. Keck 1932-7-3 1645 Plumas Hillside south of town (forested), Quincy, in the Northern Sierra Nevada 1220 Comment
  RSA59698  Arnica discoidea E. K. Balls 1950-9-9 15767 Plumas 1.5 mi. along trail from Lakes Center Public Campground to Long Lake outlet 2073 Comment
  CHSC87993  Arnica mollis Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11166 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CAS-BOT-BC146266  Arrhenatherum elatius var. elatius John Thomas Howell; Gordon H. True 1967-7-11 43376 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CHSC92192  Artemisia douglasiana Lowell Ahart; John Dittes 2005-9-20 12454 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
  SDSU6186  Artemisia douglasiana D. F. Howe 1960-9-21 2990 Plumas 6 miles north of Greenville on #89. 1219 Comment
  CAS-BOT-BC90415  Artemisia douglasiana Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1464 Plumas In Butterfly Canyon 990 Comment
  SD79021  Artemisia douglasiana R. Mitchel Beauchamp 1965-7-17 Plumas Feather River I(c) mile north of Chester. Comment
  JEPS37055  Artemisia dracunculus W. L. Jepson 1939-8-16 19435 Plumas Portola Comment
  CAS-BOT-BC90567  Artemisia dracunculus M. S. Taylor 1981-8-31 4258 Plumas Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi s of Clio 1341 Comment
  CAS-BOT-BC97249  Artemisia ludoviciana Greg Sommers 1976-7-26 194 Plumas On bank along side of Dyson Lane 20 meters west of the metal bridge, Sierra Valley Marsh 1524 Comment
  CHSC59674  Artemisia michauxiana L. P. Janeway 1992-8-30 4296 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. 1889 Comment
  RSA122549  Artemisia tridentata subsp. tridentata E. Nourse 1934-9-13 38 Plumas 2 miles NW of Onion Valley 2043 Comment
  RSA59460  Artemisia tridentata subsp. tridentata E. K. Balls 1950-9-2 15650 Plumas Mt. Ingalls Lookout, north of Grizzly Valley. 2485 Comment
  CHSC110253  Artemisia tridentata subsp. vaseyana L. P. Janeway 2012-10-17 11079 Plumas Northern High Sierra Nevada. Plumas National Forest; along La Porte-Quincy Road 2.1 road km north of Onion Valley Creek; up-per east-facing flank of Fingerboard (Peak). 1963 Comment
  CHSC55181  Artemisia tridentata subsp. vaseyana L. P. Janeway 1989-9-6 3645 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
  SEINET252472  Artemisia tridentata subsp. wyomingensis L. M. Shultz, Heather Garrison 2006-8-3 20319 Plumas Between Quicy and Reno, ca. 2 miles west of Vinton on south-facing slope. 1513 Comment
  CAS-BOT-BC400769  Asarum lemmonii Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1619 Plumas Butterfly Botanical Area and Vicinity. At Fern Glen Comment
  CHSC82543  Asclepias cordifolia Lowell Ahart 2002-7-18 9872 Plumas Meadow, about 100 yards south of the road to Tamarack Flat, on the north side of a small branch of Fall River, about 1/8 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/4 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 1/4 miles (air) northwest of La Porte. 1709 Comment
  RSA401667B  Asclepias cordifolia Miss Hutchinson 1910-1 s.n. Plumas Lake Tahoe. Comment
  SEINET6833666  Asclepias cordifolia R. L. Mills 1956-4-27 1 Plumas Quinicy, along the Feather River 1036 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
  CAS-BOT-BC69591  Aspidotis densa Clarence R. Quick 1952-6-29 52 -79 Plumas Summit road between belden and Humbug Valley. 1486 Comment
  CDA18702  Aspidotis densa G. D. Barbe, T. C. Fuller 1982-6-15 3709 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1554 Comment
  CAS-BOT-BC69590  Aspidotis densa Anna Head 1921-7-23 s.n. Plumas Gray Eagle Trail, Feather River Region. Comment
  CAS-BOT-BC97460  Aster Clare B. Hardham 1985-8-1 30158 Plumas Antelope Reservoir 1584 Comment
  CAS-BOT-BC97461  Aster Clare B. Hardham 1986-8-9 30406 Plumas shores of Snake Lake, Meadow Valley - Virgilia Road Comment
  CDA10225  Aster ascendens J. S. Buckett 1959-8-8 Plumas Nelson Creek area, ca. 10 miles west of Johnsville. 0 Comment
  RSA726330  Aster breweri L. Ahart, John Dittes 2007-8-9 14445 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 air miles northwest of the north end of Lake Davis 2552 Comment
  RSA754866  Aster eatonii L. Ahart, John Dittes 2009-8-28 16353 Plumas N side of Forest Service Road 27N98, headwater of Clear Creek, about 2 air miles N of Butt Valley Reservoir Dam, about 3 air miles SW of Lake Almanor Reservoir Dam. 1477 Comment
  CHSC66692  Aster elatus Vernon H. Oswald; Linnea Hanson 1996-7-30 8102 A Plumas Forest Rt. 201 (Old Haun Rd.) at Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1432 Comment
  SEINET10839230  Aster integrifolius Mary Susan Taylor 1982-9-8 Taylor 5119 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  UCR73112  Aster occidentalis G. Fred Hrusa 1992-10-8 10497 Plumas Margin of Snake Lake, NE corner of lake, at end of vehicle access rd. 1223 Comment
  SEINET10474438  Aster oregonensis subsp. californicus Mary Susan Taylor 1981-9-2 Taylor 4262 Plumas California: T26N R8E se1/4 of sec 36. Almanor SE quad. W side of 26N18, ca. 1 mi S of Onion Flat, ca. 3 mi W of Indian Falls. Mixed Evergreen Forest. Plumas County. 4800 ft. 1463 Comment
  CDA10340  Aster radulinus Agricultural Commissioner 1973-10-1 Plumas Near Virgilia on the North Fork of the Feather River. Comment
  CAS-BOT-BC186856  Astragalus gibbsii A. A. Heller; P. B. Kennedy 1907-7-16 8868 Plumas Grade between Genessee [Genesee] Valley and Summit Comment
  SJSU4151  Astragalus purshii C. W. Sharsmith & W. Savage 1967-5-20 7521 Plumas near S base of The Buttes (not Sierra Buttes), c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  CAS-BOT-BC192950  Astragalus purshii var. purshii Lewis S. Rose 1954-5-30 54075 A Plumas Beckwourth 1524 Comment
  CAS-BOT-BC192951  Astragalus purshii var. purshii M. S. Taylor 1982-5-7 4417 Plumas Ramelli Ranch, s side of Feather River, ca. 1/4 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth 1487 Comment
  CAS-BOT-BC192952  Astragalus purshii var. purshii W. I. Follett; Evelyn B. Follett 1964-5-9 s.n. Plumas Middle Fork of the Feather River, 1/2 mile below Mohawk Bridge Comment
  CAS-BOT-BC193043  Astragalus purshii var. tinctus Alice Rosenberg 1917-6-20 s.n. Plumas Blairsden Comment
  SEINET10452239  Astragalus webberi Mary Susan Taylor 1981-5-8 Taylor 3661 Plumas T26N R9E sw sec 25. Greenville quad. N side of Hwy 89, ca. 1/4 mi S of turnoff to Taylorsville, ca. 1 mi S of Crescent Mills. 3600 ft. 1097 Comment
  CHSC97428  Asyneuma prenanthoides Robert Fischer 2006-7-2 1045 Plumas Bucks Lake. Between Oroville and Bucks Lake, off Hwy 70, east on 4 Trees Road. Collection made at the crossing of Wildcat Creek. 1158 Comment
  CHSC99798  Athyrium filix-femina Lowell Ahart 2008-8-13 15189 Plumas On the bottom of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Glass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1598 Comment
  CAS-BOT-BC66008  Athyrium filix-femina M. S. Taylor 1982-8-9 4949 Plumas Almanor NE quad. Jct of rd 26N17Y and Pliocene Creek, ca. 1 mi nw of Rattlesnake Hill, ca. 2 mi s of Canyon Dam 1645 Comment
  SEINET10866913  Athyrium filix-femina Mary Susan Taylor 1982-8-9 Taylor 4949 Plumas T26N R8E ne/sw sec 3. Almanor NE quad. Jct rd 26N17Y & Pliocene Creek, ca. 1 mi nw of Rattlesnake Hill, ca. 2 mi s of Canyon Dam. Mixed Evergreen Forest; 5400 ft. 1646 Comment
  UCR95856  Athyrium filix-femina var. californicum Daniel Cleveland 1882-7-25 s.n. Plumas Big Meadows, [N Sierra Navada Mtns.] Comment
  CHSC63441  Athyrium filix-femina var. cyclosorum Lowell Ahart 1994-7-28 7537 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  SD9782  Athyrium filix-femina var. cyclosorum Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
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Jun 22 2011
  CAS-BOT-BC66090  Athyrium filix-femina var. cyclosorum John Thomas Howell 1960-7-21 35796 Plumas Drakesbad 1828 Comment
  UC2042978  Athysanus pusillus Barbara Ertter with Gary Schoolcraft 1990-5-14 8977 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  SEINET10448432  Athysanus pusillus Mary Susan Taylor 1981-5-10 Taylor 3679 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  SD9157  Balsamorhiza deltoidea Mrs. R. M. Austin 1880-1 Plumas Big Meadows 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
  RSA121104  Balsamorhiza hookeri E. Sawyer 1935-5-21 3 Plumas 3/4 mile WSW of Beckwith. 1494 Comment
  CHSC45641  Balsamorhiza sagittata Vernon Oswald 1984-7-5 1349 Plumas Pacific Crest Trail 1.2 mi E of Humboldt Summit. 2026 Comment
  CAS-BOT-BC100095  Balsamorhiza sagittata John Thomas Howell 1960-7-21 35804 Plumas slopes near Terminal Geyser 1828 Comment
  RSA123041  Balsamorhiza sagittata E. Sawyer 1935-5-21 2 Plumas 3/4 mile WSW of Beckwith. 1494 Comment
  CAS-BOT-BC16560  Barbarea orthoceras John Thomas Howell 1960-7-18 35530 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC16561  Barbarea orthoceras John Thomas Howell 1967-6-23 42684 Plumas Sierra Nevada. Canyon of Butterfly Creek. 1036 Comment
  CAS-BOT-BC145810  Beckmannia syzigachne David D. Keck 1932-7-3 1688 Plumas Northern Sierra Nevada. Quincy. 1065 Comment
  RSA52909  Beckmannia syzigachne R. Weatherby 1950-7-27 1502 Plumas Indian Creek, 2 miles south of Crescent Mills. 1037 Comment
  CHSC67625  Berula erecta James D. Jokerst 1985-7-23 2536 Plumas NW bank of Indian Creek ca. 2 mi SW of Crescent Mills. 1066 Comment
  CAS-BOT-BC102076  Bidens cernua John Thomas Howell 1951-8-20 28204 Plumas Indian Valley 1066 Comment
  CHSC113935  Bidens cernua Lowell Ahart 2014-8-20 19711 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  CHSC37673  Blepharipappus scaber M. S. Taylor 1982-6-28 4765 A Plumas Ramelli Ranch, between Calpine Rd (109) and cow pastures, s side of Hwy 70, ca. 1 mi w of Beckwourth. 1487 Comment
  JEPS104109  Blepharipappus scaber Lowell Ahart 2003-8-8 10484 Plumas On an old abandoned road, on the e side of Beckwourth Calpine Rd, ca 3 mi south of Beckwourth, Sierra Valley. 1482 Comment
  CAS-BOT-BC128029  Blepharipappus scaber W. Harnach; N. Harnach 1990-8-27 522 Plumas Sierra Valley. Intersection of Co. Rd. A-23 and Marble Lane 1489 Comment
  CAS-BOT-BC16138  Boechera constancei M. S. Taylor 1982-6-1 4582 Plumas North side of 204, ca. 1 air mile southeast of Long Valley Mine, ca. 4 air miles west of Greenville. 1524 Comment
  CAS-BOT-BC16280  Boechera howellii John Thomas Howell 1960-7-20 35758 Plumas Lassen Volcanic National Park. Boiling Springs Lake. 1798 Comment
  CAS-BOT-BC14017  Boechera lemmonii Lowell Ahart 1981-7-21 2944 Plumas Head of Dixon Creek, north of Pilot Peak. 1800 Comment
  UCSB23766  Boechera lemmonii Hardham, Clare 1961-6-16 Plumas Diamond Peak Comment
  CHSC63450  Boechera pinetorum Lowell Ahart 1994-7-22 7493 Plumas Plumas and Sierra counties. Ravine, south of the Pacific Crest Trail, north-west side of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  CHSC89292  Boechera pinetorum G. Douglas Barbe; T. C. Fuller 1982-7-15 3747 Plumas Sierra Nevada. Road cut, 5.2 miles northeast of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  CAS-BOT-BC14664  Boechera rectissima A. A. Heller; P. B. Kennedy 1907-7-11 8809 Plumas Prattville. Comment
  UCSB27408  Boechera rectissima Kunze, G. 1971-6-6 Plumas California 89; 5 miles south of Canyon Dam 1158 Comment
  CAS-BOT-BC25581  Boechera retrofracta Mrs. H. C. Cantelow 1938-7-4 2292 Plumas Drakesbad. Comment
  CHSC107457  Boechera retrofracta Matt Simenc; Rebecca Joyner 2011-7-3 14 Plumas Northern High Sierra Nevada. 250ft SW of peak of Little Volcano Limestone Point, 0.2 miles (air) SW of end of 23N90A road, 2.4 miles (air) West (266 degrees) of where La Porte Quincy Rd crosses the Middle Fork Feather River. Growing in crack on limestone cliff, South facing. 1728 Comment
  CHSC67643  Boechera retrofracta J. D. Jokerst 1984-5-13 2006 Plumas East end of Genesee Valley, between Indian Creek and the Indian Cr Rd. 1249 Comment
  SEINET12627101 Image available Boechera retrofracta Martin Schilling 2013-1 MS 195 Plumas On road from Chilcoot to Frenchman Lake, 0.25 mi after 2nd bridge, 0.85 air mi to Frenchmsn Dam, on both sides of the road, NE-facing slope 1660 Comment
  UC2042976  Boechera retrofracta Barbara Ertter with Gary Schoolcraft 1990-5-14 8974 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  CAS-BOT-BC25580  Boechera retrofracta Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas Near Meadow Valley Creek Road about 0.4 mile from M.V. Inn. Comment
  CHSC41182  Boechera sparsiflora J. D. Jokerst 1984-5-14 2015 Plumas On ridge top. Ridge represents the top of the canyon slope above Ward Creek, SW of Genesee Valley. 1584 Comment
  CAS-BOT-BC25933  Boechera suffrutescens John Thomas Howell 1960-7-22 35901 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad. 1828 Comment
  CHSC34289  Boechera suffrutescens M. S. Taylor 1981-8-25 4237 Plumas Red Hill Lookout, ca. 3 air mi ne of Belden. 1920 Comment
  CHSC42024  Boechera suffrutescens Lowell Ahart 1986-7-8 5356 Plumas Near cliffs, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  CHSC88895  Boechera suffrutescens L. Hanson 1988-7-26 327 Plumas Plumas National Forest. Red Hill Lookout. 1920 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
  RSA59568  Boisduvalia densiflora var. densiflora Verne Grant, Alva Grant 1950-7-11 8927 Plumas North of Greenville near junction of Almanor and Susanville roads Comment
  SEINET5323260  Botrychium multifidum J. T. Howell 1963-6-3 39397 Plumas Butterfly Valley. 1036 Comment
  CDA42736  Botrychium simplex var. compositum L. Ahart 2002-9-8 9934 Plumas 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 Comment
  CHSC82546  Botrychium simplex var. compositum Lowell Ahart; Peter Ahart 2002-7-24 9921 Plumas In a meadow, near a pond, about 200 yards north of Lumpkin Ridge Road, about 3/4 mile (air) northeast of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1634 Comment
  JEPS99054  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9864 Plumas 1 air mi NE of Little Grass Valley Reservoir dam (4 air mi NW of La Porte); Lumpkin Ridge Road 1714 Comment
  CHSC62159  Boykinia major L. P. Janeway 1993-8-14 4522 Plumas Plumas National Forest. Seep adjacent to creek on east side of road 24N29Y; ca 0.7 mi northwest of Haskins Creek, ca 1.4 mi east-southeast of Bucks Lake. Steep north-facing alder seep. 1731 Comment
  CHSC90305  Boykinia major L. P. Janeway 1994-8-24 4747 Plumas Northern High Sierra Nevada. Small tributary of South Fork Rock Creek at Deanes Valley Campground. 1298 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
  RSA0089039  Brodiaea multiflora Bonnie C. Templeton 1968-6-9 11254 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  SEINET9308892  Bromus carinatus Unknown 1954-7-5 2041 Plumas Plumas Comment
  UC1131036  Bromus carinatus var. carinatus E. Sawyer 1935-5-28 43 Plumas 3 1/2 mi n of Hawks 1645 Comment
  UC1131104  Bromus carinatus var. carinatus E. Sawyer 1935-6-14 107 Plumas sw slope of Sugarloaf Sugarloaf 1767 Comment
  CHSC53226  Bromus carinatus var. marginatus L. P. Janeway 1989-6-20 3349 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley. 1691 Comment
  UC1037103  Bromus catharticus Leo Whitney 1934-8-7 3011 a Plumas 10 mi nw of Portola (3 mi n of the Cate Place, Plumas National Forest, Big Grizzley Valley); Plumas National Forest, Big Grizzley Valley 1828 Comment
  CHSC108086  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
  CAS-BOT-BC155974  Bromus commutatus John Thomas Howell 1967-6-23 42677 Plumas Sierra Nevada. Canyon at Butterfly Creek. 1036 Comment
  UCD58435  Bromus commutatus Lewis S. Rose 1968-6-10 68087 Plumas Quincy. 1036 Comment
  CAS-BOT-BC156001  Bromus diandrus John Thomas Howell 1962-6-17 37689 Plumas Sierra Nevada. Butterfly Valley. 1036 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
  CHSC97510  Bromus inermis subsp. inermis Lowell Ahart; John Dittes 2007-6-17 14190 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
  RSA201353  Bromus marginatus J. T. Howell 1960-7-18 35564 Plumas Lassen Volcanic National Park; Drakesbad 1677 Comment
  CAS-BOT-BC162145  Bromus orcuttianus Joseph A. Ewan 1934-6-25 8227 Plumas Gold Lake Road above Deuters (Blairsden). 1676 Comment
  CAS-BOT-BC162151  Bromus orcuttianus George W. Gillett 1957-7-17 805 Plumas Lassen Volcanic National Park. In upper Willow Lake Meadow, near the east inlet. 1661 Comment
  CAS-BOT-BC162152  Bromus orcuttianus A. A. Heller 1915-7-7 12053 Plumas Near the summit of Soapstone ridge 12 miles west of Bucks. 1676 Comment
  CDA13439  Bromus orcuttianus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13286 Plumas Sierra Nevada; Common perennial in open sites at edge of forest. Dry, rocky ridgetop on USFS 23N11A. Open, dry flats with Artemisia tridentata. Forest here dominated by Abies concolor, Pinus jeffreyi. Comment
  CHSC40996  Bromus orcuttianus J. D. Jokerst 1984-7-10 2096 Plumas Along the edges of Indian Creek, east of Rattlesnake Ravine and Genesee Valley. 1264 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
  JEPS115902  Bromus suksdorfii Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16130 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
  SEINET4343729 Image available Bromus suksdorfii Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16130 Plumas Yellow Pine Forest; 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-BC161363  Bromus tectorum Fred Sommers 1976-7-15 172 Plumas Sierra Nevada. Sierra Valley Marsh, along road on North side of Dyson Lane near Marble Hot Springs. 1524 Comment
  CDA12088  Bromus tectorum G. F. Hrusa, G. L. Webster 1989-5-1 7021 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  UCD40293  Bromus tectorum Rodney Gale Myatt 1971-6-13 742 Plumas 1 mile below Layman Road, north of Quincy, and on the north side of Hwy 70. (Note that this location is south of Quincey road and on the south side of Hwy 70). 1036 Comment
  UCD59952  Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas West side of Lake Almanor. Comment
  CAS-BOT-BC185348  Calamagrostis canadensis John Thomas Howell 1960-7-20 35722 Plumas Lassen Volcanic National Park. 1828 Comment
  CHSC92116  Calamagrostis canadensis Lowell Ahart; John Dittes 2005-9-20 12429 Plumas On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  JEPS102517  Callitriche hermaphroditica Lowell Ahart 2001-9-18 9281 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  CAS-BOT-BC85755  Calocedrus decurrens Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1596 Plumas Butterfly Botanical Area and Vicinity - Fern Glen 1097 Comment
  RSA352866  Calocedrus decurrens B. C. Templeton 1967-4-23 10746 Plumas National Forest near Quincy Comment
  RSA718220  Calocedrus decurrens L. Ahart 2006-9-28 13387 Plumas West side of the North Fork of the Feather River, on the east side of Highway 70, at Indian Jim Campground, about 3/4 mile southwest of Chambers Creek 647 Comment
  JEPS61642  Calochortus coeruleus Duncan Dunning 1923-6-2 Plumas 4 mi nw Quincy (above Snake Lake) Comment
  CAS-BOT-BC487765  Calochortus coeruleus W. W. Wagner 1919-5-25 261 Plumas Massack Creek 1432 Comment
  UC625475  Calochortus coeruleus Frank W. Gould 1938-6-26 456 Plumas 3 mi n Greenville 1127 Comment
  CAS-BOT-BC491830  Calochortus leichtlinii Mary Strong Clemens 1920-5-28 s.n. Plumas Quincy Comment
  CAS-BOT-BC491831  Calochortus leichtlinii S. Earle Kelly 1920-7-1 s.n. Plumas Greenville Comment
  CAS-BOT-BC491832  Calochortus leichtlinii Alice Eastwood 1927-6-27 14882 Plumas On road from Chilcott Comment
  RSA52900  Calochortus leichtlinii R. Weatherby 1950-8-11 1521 Plumas Near spring on slopes of Mt. Elwell, Lakes Basin Area 2195 Comment
  UCSB16089  Calochortus leichtlinii Breedlove, Dennis 1962-6-13 Plumas Along State Highway 89, 2 miles south of Graeagle, Sierra Nevada 1402 Comment
  CAS-BOT-BC483473  Calochortus minimus Marion Ownbey; Ruth P. Ownbey 1938-7-14 1740 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor Comment
  SBBG30573  Calochortus nudus D. Myrick 1968-6-18 1942 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  CAS-BOT-BC493424  Calochortus nudus Lewis S. Rose 1963-6-3 63111 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1036 Comment
  CAS-BOT-BC493427  Calochortus nudus Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CAS-BOT-BC175764  Caltha leptosepala Mrs. H. C. Cantelow 1938-7-4 2306 Plumas S. side of Soda Creek, Drakesbad Comment
  CAS-BOT-BC175767  Caltha leptosepala John Thomas Howell 1951-6-28 27701 Plumas Eureka Peak 1981 Comment
  CHSC34901  Calycadenia truncata M. S. Taylor 1981-8-31 4250 Plumas Headwaters of Calf Pasture Creek, ca. 4 mi E of Clio. 1706 Comment
  CAS-BOT-BC90964  Calycanthus occidentalis John Thomas Howell 1951-8-19 28172 Plumas Sierra Nevada. 3 miles east of Rich Bar. 853 Comment
  JEPS103356  Calyptridium umbellatum Lowell Ahart 2002-6-26 9778 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
  UC1136674  Calyptridium umbellatum E. Sawyer 1935-6-27 201 Plumas 1.4 mi se of Crow (Plumas National Forest); Plumas National Forest 1706 Comment
  UCD100395  Calyptridium umbellatum F. H. B. Date Unknown 76 Plumas Feather River Canyon. 762 Comment
  SD7710  Calystegia malacophylla Mrs. R. M. Austin 1879-1 Plumas Big Meadow Comment
  UC1552748  Calystegia occidentalis var. tomentella Frederica Bowcutt 1985-6-6 539 Plumas about 15 air mi ne Quincy (on the sw side of Red Clover Creek and Beckwourth Genesee Road in Plumas National Forest); Plumas National Forest, sw side Red Clover Creek Comment
  CAS-BOT-BC497566  Camassia quamash subsp. breviflora D. E. Breedlove 1962-6-12 3436 Plumas In large meadow Carex spp., along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  RSA0115174  Camassia quamash subsp. breviflora Lyman Benson 1949-6-21 13737 Plumas Meadow 1 mile west of LakeAlmanor Inn. Mt. Range: Cascade. 1341 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
  UCD114106  Camelina microcarpa Michael A. Vincent 1999-6-7 8544 Plumas Plumas National Forest; Beckwourth Ranger District. Along Route A23, just south of Route 70, southwest of Beckwourth; along jeep trail just south of creek (at first gate). Comment
  UCD103267  Camissonia contorta A. A. Beetle 1941-6-28 2892 Plumas West side of Lake Almanor. 1828 Comment
  RSA31204  Camissonia tanacetifolia subsp. quadriperforata Ella Dales Cantelow 1941-5-20 s.n. Plumas 1.7 miles NE of Vinton School on route to Frenchman Creek 610 Comment
  CAS-BOT-BC160890  Camissonia tanacetifolia subsp. tanacetifolia H. L. Mason 1924-6-15 1037 Plumas Graeagle Comment
  POM257257  Camissonia tanacetifolia subsp. tanacetifolia H. L. Mason 1924-6-15 1037 Plumas Graeagle - near Blairsden. Comment
  CAS-BOT-BC160891  Camissonia tanacetifolia subsp. tanacetifolia Margaret Williams; Lyn Wise 1976-5-31 76- 21 -1 Plumas Between Chilcoot & Vinton 1554 Comment
  CAS-BOT-BC160892  Camissonia tanacetifolia subsp. tanacetifolia Mrs. H. C. Cantelow 1951-7-29 18 Plumas Hwy. 24 between Portola and Beckwourth Comment
  UCD19156  Camissoniopsis micrantha June McCaskill 1956-5-5 411 Plumas Lake Almanor region? Comment
  SEINET10905901  Campanula prenanthoides Willis L. Jepson 1929-7-29 Jepson 19274 Plumas Spring Hill Trail, Meadow Valley 1219 Comment
  SEINET10939013  Campanula prenanthoides Mary Susan Taylor 1981-8-19 Taylor 4217 Plumas T23N R11E se 1/4 se 1/4 sec 17. Blue Nose Mt. quad. Jct Bell Creek and road 23N10, ca. 1.5 mi W of Sloat. Comment
  UC1594670  Cardamine breweri Lowell Ahart 1992-5-25 6778 Plumas about 1/2 mi s Turkey Town (along edge Hopkins Creek, w of Blue Nose Mountain); w of Blue Nose Mountain, Hopkins Creek, s of Turkey Town 1828 Comment
  RSA101463  Cardamine breweri R. Weatherby 1955-7-2 1575 Plumas Creek below Bear Ridge. Near Taylor Lake. 1982 Comment
  HSC73122  Cardamine nuttallii M. S. Taylor 1981-6-17 3923 Plumas Junction of Meadow Creek and Rd. 25N10, E side of Mt. Ingalls, 8 air mi. SE of Genesee 2287 Comment
  RSA739766  Cardamine pachystigma John Dittes 2005-7-4 1195 Plumas Cascade Range, Drainage of Lights Creek, 10.8 air miles NE of Taylorsville, 7.3 air miles SW Diamond Mtn, 4.2 air miles E of Moonlight Peak, E of Lights Creek on talus slope E of above County road 213. 1296 Comment
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Oct 13 2009
  CDA6821  Carduus nutans D. Turner, J. Budaj 1969-7-17 Plumas Between two parts of the Feather River Inn Golf Course, along a dirt road on the south side of the railroad tracks, Blairsden. 0 Comment
  SBBG30563  Carex D. Myrick 1968-6-19 1953 A Plumas Hwy 89 W of Lake Almanor 1371 Comment
  CAS-BOT-BC18369  Carex W. W. Wagner 1919-5-25 270 Plumas Vicinity of Qunicy.Squirrel Creek. Comment
  UCD20956  Carex E. Bortiri 2002-6-1 WFC 4 Plumas Faggs Pond, South of Bucks Lake, Plumas NF. Plumas Co. Comment
  UCD20957  Carex E. Bortiri 2002-6-1 WFC 5 Plumas Faggs Pond, South of Bucks Lake, Plumas NF, Plumas Co. Comment
  CHSC102644  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16140 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC115511  Carex angustata Lowell Ahart; John Dittes, Josephina Guardino, Steve Green 2015-7-31 20423 Plumas On the west side of Duck Lake (near Blue Lake), 1180 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. 1892 Comment
  CHSC92303  Carex angustata Lowell Ahart; Josephine Guardino 2005-8-10 12316 Plumas In 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
  JEPS117646  Carex angustata Lowell Ahart 2010-7-27 16931 Plumas North side of Forest Road 22N68, about 150 yards north of the South Fork of the Feather River, about 1/4 mile southwest of the Feather Fork Mine, about 1 1/2 miles (air) northeast of Little Grass Valley Reservoir 1634 Comment
  CAS-BOT-BC17924  Carex angustata George Wilson Gillett 1957-7-18 830 Plumas Lassen Volcanic National Park. North end of Willow Lake, along inlet from Little Willow Lake. 1661 Comment
  CHSC37289  Carex athrostachya M. S. Taylor 1982-7-8 4795 Plumas Ramelli Ranch, on s side of Feather River, ca. 1/4 mi e of Calpine Rd (109), ca. 1 mi sw of Beckwourth. 1487 Comment
  JEPS107635  Carex athrostachya Lowell Ahart, Josephine Guardino 2005-8-9 12269 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
  SEINET4289848 Image available Carex athrostachya L. Ahart, Dittes, J; Guardino, J 2009-1 15879 Plumas 300 yards southwest of the Boat Ramp, about 300 yards north of Lake Almanor Dam. Comment
  CHSC55554  Carex aurea L. P. Janeway 1990-7-11 3789 Plumas Plumas National Forest. About 1/4 mi east of Fremont Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Little Grizzly Creek. 1775 Comment
  JEPS114810  Carex aurea Lowell Ahart 2008-8-13 15176 Plumas North edge of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  UC1100511  Carex aurea Malcolm A. Nobs, S. Galen Smith 1949-8-19 1450 Plumas bog and marsh at Butterfly Valley Butterfly Valley Comment
  UC338344  Carex aurea Lemmon 1889-5-26 Plumas Culver's ranch Mohawk Valley, Culver's ranch Comment
  JEPS106384  Carex bolanderi Lowell Ahart 2004-7-27 11312 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte 1645 Comment
  CAS-BOT-BC19526  Carex bolanderi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54292 Plumas Sierra Nevada. On China Grade, 1.4 mile south of Taylorsville. 1402 Comment
  CAS-BOT-BC19633  Carex brainerdii John Thomas Howell 1951-6-28 27726 Plumas Eureka Lake. 1889 Comment
  CHSC77065  Carex brainerdii G. Douglas Barbe; T. C. Fuller 1982-6-15 3717 Plumas 1.0 mle below and NE of Red Hill summit, Plumas National Forest. 1761 Comment
  RSA754531  Carex brainerdii L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15861 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 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
  CAS-BOT-BC110187  Carex buxbaumii John Thomas Howell 1976-7-15 51872 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 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
  UC2015884  Carex canescens John Thomas Howell 1976-7-15 51841 Plumas Snake Lake, about 4 miles northwest of Quincy. Comment
  CAS-BOT-BC34406  Carex cusickii John Thomas Howell 1976-7-15 51835 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CAS-BOT-BC20593  Carex douglasii Lewis S. Rose 1954-5-30 54063 Plumas Johnsville. 1600 Comment
  CHSC110288  Carex douglasii B. Castro; L. P. Janeway 2006-6-3 1572 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
  CAS-BOT-BC20083  Carex echinata Lewis S. Rose 1967-6-19 67112 Plumas Butterfly Valley, ca 3 miles west of Keddie. 1127 Comment
  CAS-BOT-BC20087  Carex echinata F. Thos. Griggs 1975-1-1 s.n. Plumas Sierra Nevada. Bucks Lake area. Comment
  CHSC58180  Carex echinata subsp. echinata Vernon H. Oswald 1992-6-18 5004 Plumas Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  JEPS115927  Carex feta Lowell Ahart, John Dittes 2009-7-27 16186 Plumas On dry soil, about 20 yards north of the poor dirt road, on the north side of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CHSC95061  Carex filifolia var. erostrata L. P. Janeway; B. Castro 2006-6-14 8691 Plumas Northern High Sierra Nevada. Lower-most part of Thompson Valley, about 435 m northwest of its mouth at McReynolds Creek, 1.4 km north of Red Clover Creek. About 60 m southwest of the creek. 1664 Comment
  JEPS106380  Carex filifolia var. erostrata Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11060 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
  CHSC65521  Carex fracta L. P. Janeway 1995-8-30 4902 Plumas Along West Branch Humbug Creek 2.3 mi south of Smith Peak. 1630 Comment
  CHSC92294  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
  JEPS107618  Carex fracta Lowell Ahart, Josephine Guardino 2005-8-9 12289 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
  SEINET11635250  Carex fracta L. P. Janeway 1989-1 3483 Plumas Plumas NF, along Jackson Cr, rd 23N11, 2.3 mi from hwy 70/89 then 2.2 mi on rd 23N48 into Jackson Cr 1783 Comment
  CHSC51504  Carex geyeri L. P. Janeway 1990-8-16 3831 Plumas Plumas National Forest. Ca 0.2 mi N of Meadow Cr and ca half-way between Red Clover Cr and Mt Ingalls. 2011 Comment
  UC1552725  Carex geyeri Frederica Bowcutt 1985-6-6 564 Plumas about 15 air mi ne Quincy (n of Beckwourth Genesee Road about 1/2 mi); Plumas National Forest 1676 Comment
  CHSC109664  Carex hassei Lowell Ahart 2012-7-1 18263 Plumas On the east side of the dirt road to the large pipe, about 1/4 mile east of Caribour Road, about 3-1/2 miles (air) northeast of Belden. 807 Comment
  JEPS109915  Carex hassei Dean W. Taylor 2007-6-14 20133 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. at unnamed tributary to Hauns Creek (this not depicted as a blue line stream on the USGS map) 1554 Comment
  UC1778640  Carex heteroneura G. Douglas Barbe, T. C. Fuller 1982-6-16 3790 Plumas Plumas National Forest. Meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  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
  CHSC105836  Carex hoodii Lowell Ahart 2010-7-27 16925 Plumas On the south side of the paved road, about 1/2 mile north of Goat Mountain, about 3 miles (air) northeast of La Porte. 1680 Comment
  CHSC60197  Carex hoodii L. P. Janeway; Garrett Gibson 1992-6-16 4240 Plumas Plumas National Forest. About 0.5 mi northeast of Carman Saddle, 1.5 mi west of Beckwourth Peak, and 2.3 mi south of Portola. 1706 Comment
  UCD140445  Carex hoodii John Thomas Howell 1960-6-17 35499 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CHSC99380  Carex infirminervia Robert F. C. Naczi; Lawrence P. Janeway 2004-7-24 10540 Plumas Ca. 14 mi WSW of village of Almanor, along tributary of Butt Creek, W of Humboldt Road (county route 308). 1746 Comment
  CHSC47353  Carex jonesii L. P. Janeway 1989-6-22 3371 Plumas Plumas National Forest. Slopes between Crocker Mtn. and Crocker Mdw along rd 24N49Y. 1767 Comment
  JEPS114929  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
  CAS-BOT-BC35508  Carex jonesii John Thomas Howell 1959-9-23 s.n. Plumas 3 mi. from Juniper Lake on road to Chester 1889 Comment
  CHSC42689  Carex laeviculmis L. P. Janeway 1987-6-20 2282 Plumas Ravine on N side of South Branch Middle Fork Feather River below Whiskey Hill. 1158 Comment
  JEPS116646  Carex laeviculmis L. P. Janeway, B. Castro 2009-7-18 9863 Plumas Lowers end of Rock Isand Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road Soapstone Hill; Northen High Sierra Nevada 1526 Comment
  HSC93209  Carex lanuginosa Vernon H. Oswald, L. Ahart 1996-8-14 8154 Plumas NE of LaPorte on the LaPorte-Quincy Rd., 3.1 mi. N of the road to Johnsville, 1 mi. S of the S Fork of the Feather River 1921 Comment
  CAS-BOT-BC31153  Carex lemmonii John Thomas Howell 1960-7-23 35946 Plumas Meadow near Soda Spring, Drakesbad. 1828 Comment
  CAS-BOT-BC31157  Carex lemmonii Lewis S. Rose 1967-6-10 67149 Plumas Butterfly Valley. 1097 Comment
  CHSC55440  Carex lemmonii L. P. Janeway 1990-7-11 3785 Plumas Plumas National Forest. Halfway between Paradise Creek and Emigrant Creek, and about 2/3 mi south of Little Grizzly Creek. 1874 Comment
  SD130941  Carex lemmonii L. S. Rose 1967-6-10 67149 Plumas Sierra Nevada; Butterfly Valley. 1096 Comment
  SEINET12650661  Carex lemmonii L. S. Rose 1967-1 67111 Plumas Butterfly Valley 1219 Comment
  CAS-BOT-BC31213  Carex lenticularis var. impressa E. K. Balls 1950-9-2 15646 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2255 Comment
  HSC97060  Carex lenticularis var. impressa L. Ahart 2006-7-9 12922 Plumas 100 yds. N of paved basalt road, 3.75 mi. NW of Tamarack Flat, 5.75 mi. NW of Little Grass Valley Reservoir 1679 Comment
  CHSC73450  Carex lenticularis var. lipocarpa B. Castro; L. Gehrung 1995-9-19 652 Plumas Ca 2 air mi NW of Little Grass Valley Reservoir, on N side of USFS Rd 22N94, ca 2 road mi NW of its jcn with Lumpkin Ridge Rd (USFS Rd 22N27). In Tamarack Flat meadow, in SE and NW portions of meadow. 1706 Comment
  CDA36399  Carex leporinella G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-25 3319 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CAS-BOT-BC31519  Carex limosa Thomas Griggs 1975-6-1 237 Plumas Bucks Lake Area. Comment
  RSA101476  Carex luzulifolia R. Weatherby 1955-6-26 1543 Plumas Mud Lake, Lakes Basin Area. 2104 Comment
  CHSC110372  Carex luzulina Lowell Ahart 2012-9-5 18445 Plumas Along the south side of the South Fork of the Feather River, about 800 yards east of the County Road where it 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. 1940 Comment
  CAS-BOT-BC31694  Carex mariposana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54343 Plumas 2.8 mi NNE of Englemine on Diamond Mt. Road 1341 Comment
  SEINET4292168 Image available Carex microptera Unknown 2000-1 6837 Plumas Northern High Sierra Nevada. Diamond Mountains; 1.1 km southeast of Crystal Peak; near top of ridge, southwest slope. Comment
  CDA18467  Carex multicaulis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3199 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  CHSC94127  Carex multicaulis Lowell Ahart 2006-7-3 12903 Plumas Near the west edge of a basalt flat, about 1/4 mile north of Lumpkin Ridge Road, on Lumpkin Ridge, about 4 miles (air) northeast of Camp 18. 1527 Comment
  CAS-BOT-BC32073  Carex multicaulis John Thomas Howell 1926-7-23 2092 Plumas Prattville 1463 Comment
  SEINET260547  Carex multicaulis M. Cutler, J Cutler 1992-6-1 Plumas Plumas National Forest ; Ca 11 mi NW of Quincy; Bucks Lake Rd W to Spanish Ranch; FS 25N17 then 25N59 to stand #92 1615 Comment
  SEINET7568462 Image available Carex multicaulis L. P. Janeway 1996-6-4 4986 Plumas Meadow Valley quad, 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek, north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  CAS-BOT-BC32228  Carex multicostata Janet Jones 1980-7-16 214 Plumas Frazier Falls area 1828 Comment
  SEINET7568484 Image available Carex multicostata L. P. Janeway 2003-7-19 7910 Plumas Reading Peak 7.5' quad. High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake, 200 m southeast of Little Willow Lake. 1853 Comment
  CAS-BOT-BC119863  Carex nebrascensis Thomas H. Kearney 1944-8-14 26 Plumas Near Prattville, Lake Almanor. Comment
  CAS-BOT-BC9325  Carex pachycarpa L. Whitney 1934-8-16 1975 Plumas N.W. end of Grizzly Valley - Plumas National Forest Comment
  CAS-BOT-BC119189  Carex pachystachya John Thomas Howell 1960-7-19 35653 Plumas Wet slope near hot springs, Drakesbad. 1828 Comment
  CAS-BOT-BC119191  Carex pachystachya W. I. Follett 1992-6-4 4212 Plumas Johnsville quad, S side of road to Plumas-Eureka State Park (Rd 506), 1341 Comment
  CHSC93267  Carex pachystachya Virginia Dains 1996-7-26 Plumas Northern High Sierra Nevada. East side of Poplar Creek in meadow. 1402 Comment
  CAS-BOT-BC119190  Carex pachystachya W. I. Follett 1946-5-27 s.n. Plumas Rich Gulch 1173 Comment
  CAS-BOT-BC119192  Carex pachystachya L. P. Janeway 1989-6-16 3333 Plumas Grizzly Valley quad, West end of Grizzly Valley. 1783 Comment
  SEINET7570350 Image available Carex pachystachya Lewis S. Rose 1968-6-10 68085 Plumas Quincy Meadow. 1036 Comment
  CHSC118771  Carex pellita Wendy Boes 2014-9-4 2014 -041 Plumas Plumas National Forest. Parnassia Fen, Lakes Basin.(UTM 700224 E, 4399796 N, NAD83, Zone 10N.) 1767 Comment
  JEPS107643  Carex praegracilis Lowell Ahart, Josephine Guardino 2005-8-9 12267 Plumas between Lights Creek and Fant Creek, west of Forest Road 27N09 about 6 miles (air) northwest of Boulder Creek Work Center at; Antelope Lake 1635 Comment
  CAS-BOT-BC118339  Carex praegracilis D. H. Esplin; R. K. Gierisch 1968-1-1 4 Plumas Thompson Creek drainage. 1828 Comment
  CDA17813  Carex rossii G. D. Barbe, J. T. Howell (54267 at CAS) & T. C. Fuller 1981-6-24 3269 Plumas Summit of Mt. Hough. 2194 Comment
  CHSC63196  Carex rossii Lowell Ahart 1994-7-7 7470 Plumas East of a meadow, on the south-west side of the Pacific Crest Trail, south of a poor dirt road, east of the weather station, about 1/2 mile (air) west of Pilot Peak, about 3/4 mile east of Quincy La Porte Road. 1981 Comment
  SEINET11635018  Carex rossii L. P. Janeway 1985-1 1204 Plumas near U.C. Forestry Camp, SW of Meadow Valley, (F.S. Rd 23N16 - Schneider Cr Rd) 1183 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
  CHSC97614  Carex sheldonii Lowell Ahart; John Dittes 2007-6-17 14166 Plumas On damp soil, west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS25919  Carex stipata var. stipata W. L. Jepson 1910-6-16 4148 Plumas Quincy 1036 Comment
  CDA33163  Carex stipata var. stipata L. P. Janeway 2000-7-7 6899 Plumas Northern High Sierra Nevada; Marsh on west side of Smith Lake -- enlarged by beaver activity. 0 Comment
  CAS-BOT-BC115987  Carex subfusca Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  CAS-BOT-BC115995  Carex subfusca Clare B. Hardham 1944-8-14 24 Plumas Near Prattville, Lake Almanor Comment
  CHSC92308  Carex subfusca Lowell Ahart; John Dittes 2005-9-19 12379 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  SBBG32401  Carex subfusca L. S. Rose 1968-6-10 68085 Plumas Quincy 1036 Comment
  UC1133469  Carex subfusca E. Sawyer 1935-7-1 268 Plumas 1/2 mi s Chases; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC115984  Carex subfusca L. P. Janeway 1990-6-15 3718 Plumas Along Rattlesnake Creek, 2.1 mi (along the creek) N of Hwy 70/89. Mt. Ingalls quad. 1859 Comment
  SEINET7577187 Image available Carex subfusca John Thomas Howell, T. C. Fuller; G. D. Barbe 1981-6-26 54371 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy. 1600 Comment
  CHSC74138  Carex utriculata B. Castro; L. Gehrung 1996-8-8 708 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 small meadow at northern branch of headwaters of East Branch Coldwater Creek. 1767 Comment
  CHSC97314  Carex utriculata Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14474 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
  CHSC53554  Carex vesicaria L. P. Janeway 1990-6-11 3783 Plumas Plumas National Forest. Halfway between Paradise Cr and Emigrant Cr, and ca 2/3 mi S of Little Grizzly Cr. 1874 Comment
  CHSC47147  Carex whitneyi L. P. Janeway 1989-6-12 3299 Plumas Plumas National Forest. Slope on south side of Red Clover Valley. 1737 Comment
  CHSC76329  Carex whitneyi G. F. Hrusa 1996-7-16 13234 Plumas Sierra Nevada, Plumas National Forest. Near summit above headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 52 N; 120 44 W']. 2100 Comment
  CHSC87129  Carex whitneyi L. P. Janeway 2001-6-15 7181 Plumas High Cascade Range. East side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  CHSC96321  Carex whitneyi L. P. Janeway; B. Castro 2006-9-9 8877 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
  UC1755302  Carex whitneyi Dean W. Taylor 2006-6-29 19555 b Plumas Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201) 1432 Comment
  CAS-BOT-BC114940  Carex whitneyi Mrs. H. C. Cantelow 1938-7-4 2278 Plumas Meadow at Drakesbad. Comment
  CAS-BOT-BC65494  Carex whitneyi L. P. Janeway 1995-8-24 4901 Plumas Top of ridge, divide between Willow Creek and Freeman Creek; about 1.3 mi WSW of Smith Peak. 2042 Comment
  CAS-BOT-BC249008  Castilleja John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54220 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  JEPS81450  Castilleja angustifolia M. S. Taylor 1982-7-12 4822 Plumas 3.7 mi sw Johnsville (on n side of Rd 507, 1.7 mi w of Jamison Creek Campground); Sierra City Quad. 1828 Comment
  CDA14664  Castilleja applegatei G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3104 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  UCD147801  Castilleja applegatei Allyson Ayalon; Lucie Jerabkova 2012-8-1 154 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC249748  Castilleja applegatei subsp. pinetorum David D. Keck 1932-7-3 1646 Plumas Hillside south of town (forested). Quincy, in the Nothern Sierra Nevada 1220 Comment
  CAS-BOT-BC249753  Castilleja applegatei subsp. pinetorum Mary Strong Clemens 1920-10-14 s.n. Plumas Greenville Comment
  JEPS127321  Castilleja applegatei subsp. pinetorum Lowell Ahart 2016-6-29 21063 Plumas East slope of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS44367  Castilleja applegatei subsp. pinetorum Walter Knight and Irja Knight 1966-6-18 1274 Plumas Butterfly Valley 1143 Comment
  JEPS3892  Castilleja arachnoidea Mrs. Emanuel Esther C. Fritz 1933-7-15 Plumas Summit of Spanish Peak along road Summit of Spanish Peak 2133 Comment
  UC711911  Castilleja campestris subsp. campestris Roxana S. Ferris and Laura Lorraine 1941-8-9 10438 Plumas about 2.5 mi from Lake Almanor Public Camp (on State Hwy 89) Comment
  CAS-BOT-BC254070  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-9 8788 Plumas Prattville Comment
  CAS-BOT-BC254071  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-15 8846 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CAS-BOT-BC254072  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-5 8736 Plumas Red Clover valley Comment
  SEINET10832395  Castilleja miniata Mary Susan Taylor 1981-8-20 Taylor 4231 Plumas California: T27N R8E sw1/4 of sw1/4 sec 36. Almanor NE quad. S side of Fox Road (27N92) at jct with creek, ca. 2 mi SE of Canyon Dam. Plumas County. 5000 ft. 1524 Comment
  SEINET12326775  Castilleja miniata M. S. Taylor 1982-1 4916 Plumas N side of Soloman Saddle Rd, ca 1 mi NW of Taylor Rock, ca 7 air mi NE of Quincy 1890 Comment
  CDA14674  Castilleja miniata subsp. miniata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3117 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC76069  Castilleja miniata subsp. miniata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-26 3356 Plumas Meadow 0.25 mile east of Bucks summit on Bucks Lake Road. 1670 Comment
  CAS-BOT-BC241043  Castilleja pilosa John Thomas Howell 1955-7-19 30810 Plumas Vinton 1508 Comment
  CHSC117788  Castilleja pilosa B. Castro; Members of Plumas CRM reveg committee 2007-6-26 1653 Plumas Northern High Sierra Nevada. Plumas National Forest. Jordan Flat, on flood plain at confluence of Jordan Creek with Last Chance Creek. Ca 8.5 air mi SE of Milford, 4.8 mi SW of Hwy 395 and 10 mi NW of Doyle. 1773 Comment
  CHSC20985  Castilleja pilosa F. T. Griggs; A. Pass 1975-7-16 197 Plumas N. shore of Lower Buck's Lake. Comment
  CHSC43554  Castilleja pilosa Lowell Ahart 1975-7-9 862 Plumas About 1/2 mile south of Onion Valley. about 1 mile west of Pilot Peak. 1981 Comment
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  CHSC116157  Castilleja tenuis Lowell Ahart 2015-7-4 20275 Plumas About 110 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
  CHSC117029  Castilleja tenuis Lowell Ahart 2016-6-29 21053 Plumas North side of dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Resevoir Dam. 1698 Comment
  CHSC43515  Castilleja tenuis Lowell Ahart 1977-7-9 1451 Plumas In a small mountain meadow, along the South Fork of the Feather River, about 1/2 mile north of the Feather Fork Mine, about 6 miles north of La Porte. 1676 Comment
  CAS-BOT-BC47972  Ceanothus W. Harnach; N. Harnach 1990-6-27 416 Plumas Sierra Valley. Ramelli Ranch (USFS), so of R/R 1554 Comment
  CAS-BOT-BC48612  Ceanothus cordulatus John Thomas Howell; Gordon H. True 1967-7-11 43315 Plumas Coniferous forest about 3 miles southeast of Mt. Hough 1706 Comment
  CAS-BOT-BC48699  Ceanothus cordulatus Rimo Bacigalupi 1927-7-4 1656 Plumas upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  CHSC101775  Ceanothus cordulatus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15868 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  LA41966  Ceanothus cordulatus Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  RSA14403  Ceanothus cordulatus Elmer I. Applegate 1929-6-21 5819 Plumas Warner Valley, Mt. Lassen 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
  UCD111781  Ceanothus cuneatus C. L. Schmidt 1988-7-15 1222 Plumas Red Hill, up Rush Creek Road, 9.4 miles SW of Paxton on US Hwy. 70. 1260 Comment
  SEINET3840870  Ceanothus cuneatus var. cuneatus G. Douglas Barbe, Thomas C. Fuller 1982-6-15 3721 Plumas Plumas National Forest, 0.25 miles below and north-northeast of Red Hill Summit 1850 Comment
  CAS-BOT-BC50734  Ceanothus integerrimus John Thomas Howell 1975-7-22 51376 Plumas Sierra Nevada - 2 miles northwest of Spring Garden 1173 Comment
  HSC18301  Ceanothus integerrimus L. S. Rose 1967-7-10 67153 Plumas 3 mi W of Keddie, Butterfly Valley 1098 Comment
  OBI10462  Ceanothus integerrimus Lewis S. Rose 1966-7-27 66064 Plumas Butterfly Crk and Spanish crk; 1 mi S of Keddie 991 Comment
  OBI3009  Ceanothus integerrimus Lewis S. Rose 1968-6-11 68097 Plumas Near Keddie; confluence of Butterfly crk and Spanish crk 975 Comment
  CAS-BOT-BC52059  Ceanothus prostratus John Thomas Howell; Gordon H. True 1973-7-31 50123 Plumas on road from Janesville to Thompson Peak, Diamond Range 1981 Comment
  CAS-BOT-BC63374  Ceanothus prostratus David D. Keck 1932-7-3 1649 Plumas Quincy. On mountain slope to/south of town in spruce forest. 1219 Comment
  CHSC20735  Ceanothus prostratus K. R. Stern 1975-7-23 5903 Plumas NW shore of Lake Almanor. 1371 Comment
  UC586941  Ceanothus prostratus Joseph Andorfer Ewan 1934-6-25 8196 Plumas Gold Lake Road Sierra Nevada, Gold Lake Road 1524 Comment
  CHSC21801  Ceanothus velutinus F. T. Griggs; A. Pass 1975-8-1 413 Plumas Bucks Lake Forest Service Survey. Comment
  JEPS113447  Ceanothus velutinus var. velutinus Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14051 Plumas Steep north slope, about 100 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  CHSC45650  Centaurea cyanus Vernon Oswald 1984-7-9 1356 Plumas Hwy 89 at the south edge of Crescent Mills. 1071 Comment
  SD8795  Centaurea melitensis R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC276729  Chaenactis douglasii var. douglasii L. P. Janeway 1991-8-4 4133 Plumas Along Beckwourth-to-Laufman Road (near district boundary) on the W side of Dixie Creek 1676 Comment
  UC565984  Chamaesaracha nana E. Sawyer 1935-6-27 197 Plumas 1.25 mi se Crow; Sierraville Quad. 1706 Comment
  UC1186542  Chamerion angustifolium subsp. circumvagum J. W. MacSwain 1959-8-13 59 -152 Plumas 3.5 mi e Bucks Lake Lodge Comment
  CAS-BOT-BC70202  Cheilanthes gracillima Mrs. R. M. Austin 1876-9-1 s.n. Plumas unspecified Comment
  CDA13573  Cheilanthes gracillima G. F. Hrusa, T. D. Wilfred 1996-8-23 13522 Plumas Sierra Nevada; Plumas Natl. Forest. of W side at summit of Lava Peak, N. of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC92140  Cheilanthes gracillima Lowell Ahart; John Dittes 2005-9-19 12374 Plumas On south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  SEINET3870076  Cheilanthes gracillima D. W. McNeal 1996-7-29 4189 Plumas Along the Gray Eagle Creek Trail ca. 1.5 mi. S. of Gray Eagle Lodge, Plumas Nat. For.; 0 Comment
  SEINET10537356  Chenopodium Mary Susan Taylor 1982-8-27 Taylor 5073 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  RSA718528  Chenopodium album L. 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 mi northeast of Scales Road, about 5.5 miles (air) NE of Strawberry Valley. 1282 Comment
  CDA3085  Chenopodium berlandieri L. Ahart 2006-10-8 13391 Plumas On the 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. Comment
  CHSC94840  Chenopodium berlandieri Lowell Ahart 2006-10-8 13391 Plumas On the 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. 622 Comment
  RSA724942  Chenopodium pumilio L. Ahart 2006-10-8 13413 Plumas On east bank of Chips Creek, SE of the bridge of Hwy 70, on the N side of the North Fork of the Feather River, about 1.25 miles SW of Belden. 715 Comment
  CAS-BOT-BC451425  Chimaphila menziesii Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC21115  Chimaphila umbellata F. T. Griggs; A. Pass 1975-7-1 24 Plumas Bucks Lake. East of Grizzly Creek. Comment
  UC1120947  Chimaphila umbellata E. Nourse 1934-8-7 6 Plumas 3/4 mi. s.e. Deans Valley (Plot 155); Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  UC1135252  Chrysolepis sempervirens R. Roseberry 1934-11-4 9 Plumas 1 mi ne Johnsville; Plumas National Forest, Downieville Quad. 1493 Comment
  SEINET7450660 Image available Chrysopsis villosa var. minor M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 70 -3 Plumas East side of Frenchman's Reservoir. 1707 Comment
  RSA60129  Chrysothamnus parryi subsp. nevadensis E. K. Balls 1950-9-4 15672 Plumas Feather River Experiment Station, 4 miles north of Quincy 1220 Comment
  JEPS75245  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1974-6-1 34968 Plumas near Beckwourth; Sierra Valley 1478 Comment
  UC1136964  Chrysothamnus viscidiflorus subsp. viscidiflorus E. Sawyer 1935-6-4 69 Plumas 7.75 mi nne Sattley; Sierraville Quad. 1493 Comment
  RSA599865  Cicuta douglasii L. C. Wheeler 1959-7-15 7571 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  SEINET10873894  Cicuta douglasii Mary Susan Taylor 1982-6-28 Taylor 4776 Plumas T23N R14 E nw/se sec 27. Portola quad. In Sagebrush Scrub along s side of Feather River, ca. 1 mi sw of Beckwourth on Ramelli Ranch, ca. 1/4 mi w of Calpine Rd (109). 4880 ft. 1487 Comment
  UCD127357  Cicuta douglasii Elaine Ahrenholz 1962-6-2 54 Plumas 1 mile above Oakland Camp, Spanish Creek. Comment
  CAS-BOT-BC190009  Cinna latifolia John Thomas Howell 1960-7-23 35961 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1828 Comment
  JEPS76223  Cinna latifolia W. L. Jepson 1939-7-31 19306 Plumas half-way between Meadow Valley and Bucks Valley 1676 Comment
  JEPS95459  Cinna latifolia Lowell Ahart 1994-7-28 7536 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CHSC35931  Circaea alpina subsp. pacifica M. S. Taylor 1982-6-23 4714 Plumas Along creek (tributary to Middle Creek), on s side of Peoria Creek Rd (23N10), 1.7 mi w of its jct with 23N50Y, ca. 3 air mi sw of Sloat. 1402 Comment
  RSA101390  Circaea alpina subsp. pacifica R. Weatherby 1955-7-21 1654 Plumas 4th Water Bear Creek, Middle Fork Feather River Comment
  CDA13368  Cirsium andersonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13217 Plumas Sierra Nevada; at inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  CHSC66613  Cirsium andersonii Vernon H. Oswald; Lowell Ahart 1996-7-15 8026 Plumas High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. In forest bordering the lake. 1371 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
  CAS-BOT-BC284414  Cirsium arvense M. S. Taylor 1981-7-29 4143 Plumas E side of 25N42 Flournoy Grade, 1.5 mi S of Flournoy Bridge, ca. 3 air mi. e. of Genesee 1402 Comment
  CAS-BOT-BC278089  Cirsium douglasii var. breweri John Thomas Howell 1959-9-22 34860 Plumas Drakesbad 1737 Comment
  SEINET10474557  Cirsium foliosum Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4324 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CAS-BOT-BC285545  Cirsium occidentale var. candidissimum H. Albert Barker 1926-7-11 126 Plumas Feather River - Blairsden 1371 Comment
  CAS-BOT-BC286446  Cirsium scariosum Greg Sommers 1976-7-6 1278 Plumas 600 meters southeast of metal bridge on Dyson Lane. Sierra Valley Marsh 1524 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
  RSA795990  Cistanthe umbellata var. umbellata J. R. Shevock 1985-5-19 11172 Plumas Plumas National Forest, along forest road 26N70 at Dixie Valley, and 1.2 miles south of junction with road 28N01. 1800 Comment
  CAS-BOT-BC162585  Clarkia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54380 Plumas 0.75 miles northeast of Bucks Summit on the road to Quincy - Sierra Nevada 1600 Comment
  CAS-BOT-BC160921  Clarkia amoena subsp. amoena Henry A. Kloppenburg 1928-5-19 433 Plumas Plumas National Forest. Belden 701 Comment
  UC1552746  Clarkia gracilis Frederica Bowcutt 1985-6-6 549 Plumas about 15 air mi ne Quincy (1 mi of Drum Bridge, along Beckwourth Genesee Road) Comment
  CHSC28923  Clarkia mildrediae subsp. lutescens L. Hanson 1979-7-23 57 Plumas On Little North Fork Rd, along edge. Comment
  CHSC71153  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-8 4687 Plumas Hartman Bar Ridge; slope north of Road 22N94, on south side of Franklin Hill. Clearcut area. 1706 Comment
  CHSC89914  Clarkia mildrediae subsp. lutescens N. L. Jurjavcic; W. A. Sears 2004-7-28 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Adjacent to a trail. Located 20-30 feet above the high water mark. 1524 Comment
  JEPS93189  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-8 4687 Plumas s. side Franklin Hill (slope n. of Rd. 22N94, Hartman Bar Ridge); Dogwood Peak Quad., Hartman Bar Ridge, Franklin Hill 1706 Comment
  RSA0004428  Clarkia mildrediae subsp. lutescens L. P. Janeway 1995-7-29 4881 Plumas Along Oroville-Quincy Hwy 0.9 mi west of Grizzly Creek. 1622 Comment
  CAS-BOT-BC163859  Clarkia purpurea subsp. quadrivulnera John Thomas Howell; Gordon H. True 1967-7-9 43272 Plumas Meadow at Quincy 1036 Comment
  CHSC62571  Clarkia purpurea subsp. quadrivulnera L. P. Janeway 1993-6-16 4393 Plumas Plumas National Forest. North side of East Branch North Fork Feather River, across from Paxton; 0.8 mi west of Hwy 89. Cutbank of beginning of dirt road off of hwy 70. 883 Comment
  POM181047  Clarkia purpurea subsp. quadrivulnera A. A. Heller, P. B. Kennedy 1907-7-12 8827 Plumas Between Taylorville and Crescent Mills Comment
  CAS-BOT-BC164919  Clarkia rhomboidea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2110 Plumas Between valley proper and Darlingtonia bog 1066 Comment
  UC1143256  Clarkia rhomboidea H. and M. Lewis, F. Vasek 1950-6-30 747 Plumas 2.65 mi s Yellow Creek Bridge (Hwy.24); Feather River Comment
  CDA15374  Clarkia stellata G. F. Hrusa 1997-6-26 13888 Plumas Sierra Nevada; USFS 23N22D terminus. Comment
  NY1085603  Clarkia stellata A. A. Heller 1907-7-9 8813 Plumas Prattville Comment
  CAS-BOT-BC451745  Claytonia lanceolata Rimo Bacigalupi 1927-7-10 1677 Plumas Slopes of Mt Elwell above Long Lake 2133 Comment
  CHSC65112  Claytonia lanceolata Vernon H. Oswald; Lowell Ahart 1995-7-24 7108 Plumas Caribous Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. To Beauty lake. Common on forest floor all along the trail. 1950 Comment
  UC83808  Claytonia parviflora subsp. parviflora Mrs. R. M. Austin May 1876 Plumas American Valley Comment
  CAS-BOT-BC443708  Claytonia rubra L. P. Janeway 1992-5-6 4156 Plumas Plumas National Forest, Beckwourth Ranger District. About 4 mi southwest of Portola; west side of Claireville Flat between Middle Fork Feather River and Hwy 70. 1482 Comment
  JEPS87717  Clintonia uniflora Lowell Ahart 1994-6-17 7345 Plumas ca. 1 mi. e. Sly Creek Reservoir (e. side of Sly Creek, ca. 1 mi. n. of Schwartz Meadow) 1097 Comment
  CDA11853  Collinsia parviflora G. F. Hrusa, E. Sandoval 1993-5-3 11141 Plumas Vicinity; Snake Lake, south of Quincy. Comment
  CDA18743  Collinsia parviflora G. D. Barbe, T. C Fuller 1982-7-16 3776 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CHSC101857  Collinsia parviflora Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15888 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  CHSC35899  Collinsia parviflora M. S. Taylor 1982-6-6 4410 Plumas Ca. 3/4 mi ne of 24n29, ca. 1 mi e of Meadow Valley. 1158 Comment
  CHSC53219  Collinsia parviflora L. P. Janeway 1989-6-13 3302 Plumas Plumas National Forest. Forest on southerly side of Red Clover Valley. 1699 Comment
  CHSC60493  Collinsia parviflora L. P. Janeway 1992-5-6 4157 Plumas Plumas National Forest. About 4 mi southwest of Portola; west side of Claireville Flat between Middle Fork Feather River and Hwy 70. 1482 Comment
  CHSC89314  Collinsia parviflora G. Douglas Barbe; T. C. Fuller 1982-7-16 3763 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  RSA0117247  Collinsia parviflora L. P. Janeway, B. Castro 2006-6-4 8671 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  UCSB27406  Collinsia parviflora Kunze, G. 1971-6-6 Plumas California 89; 5 miles south of Canyon Dam 1005 Comment
  JEPS127033  Collinsia torreyi var. torreyi Lowell Ahart 2016-6-2 20916 Plumas Lumpkin Ridge Road, about 3 3/4 miles (air) southwest of Little Grass Valley Reservoir Dam. Comment
  CHSC96921  Collinsia torreyi var. wrightii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14006 Plumas Around trees, 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
  CHSC44311  Collomia grandiflora Lowell Ahart 1979-7-18 1991 Plumas Along Cleghorn Bar Road, about 2 miles west of Pilot Peak, about 15 miles north of La Porte. 1645 Comment
  CHSC71647  Collomia grandiflora Vernon H. Oswald; Lowell Ahart 1998-8-11 9484 Plumas West of Bucks Lake on USFS 24N36, 0.1 mi east of Oroville-Quincy Hwy. Near Grizzly Creek. 1566 Comment
  JEPS70998  Collomia grandiflora W. L. Jepson 1939-8-8 19353 Plumas Meadow Valley 1158 Comment
  JEPS87595  Collomia grandiflora Lowell Ahart 1994-7-7 7461 Plumas about 0.75 air mi s Pilot Peak (on n side of Pacific Crest Trail, on Bunker Hill Ridge, Plumas and Sierra Counties); Bunker Hill Ridge, Pacific Crest Trail 2011 Comment
  UC1123643  Collomia grandiflora G. T. Nordstrom 1934-7-20 250 Plumas 0.6 mi nw Edmanton; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC1552743  Collomia grandiflora Frederica Bowcutt 1985-6-6 553 Plumas along Beckwourth Genesee Road about 1 <air?> mi ne Drum Bridge (about 15 air mi ne of Quincy, s-facing road bank); Plumas National Forest Comment
  JEPS28614  Collomia grandiflora George W. Gillett 1957-7-17 799 Plumas moist gully running into stream flowing from :Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  CDA19236  Collomia tinctoria G. D. Barbe, T. C. Fuller 1982-6-17 3828 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  RSA164299  Collomia tinctoria Clare B. Hardham 1961-6-16 7495 Plumas Engelmine 1829 Comment
  RSA59578  Collomia tinctoria Alva Grant, Verne Grant 1950-7-12 8929 Plumas West facing slope at base of Red Rock nr. Diamond Mt. betw. Susanville and Taylorsville 1890 Comment
  UC908728  Collomia tinctoria Herbert L. Mason 1924-6-18 1061 Plumas on road to Gold Lake from Graeagle 1 mi from Gold Lake Comment
  SEINET10474204  Conyza canadensis Mary Susan Taylor 1981-8-28 Taylor 4245 Plumas California: T21N R13E se1/4 sec 5. Sierra City NE quad. Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. Plumas County. 4700 ft. 1432 Comment
  CAS-BOT-BC286166  Conyza canadensis John Thomas Howell 1960-7-20 35775 Plumas Lassen Volcanic National Park. Boiling Springs Lake 1798 Comment
  CHSC21560  Corallorhiza maculata D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Found in the middle of the section. Comment
  RSA232645  Corallorhiza maculata Larry E. DeBuhr, Gary D. Wallace 1972-5-21 589 Plumas Plumas National Forest, Butterfly Valley, 1 mile SW of Keddie, along forest road 25N12 at jct with Blackhawk Creek. Comment
  UCD128403  Corallorhiza maculata Albert Grigarick 2012-7-8 328 Plumas Gray Eagle Trail. 1/4 mi NW of Grass Lake. 1930 Comment
  SEINET12076133  Corallorhiza maculata Unknown 1965-1 249 Plumas E side of Oroville-Quincy Rd, 3.05 mi N of Buckeye Water Hole, ca 10 ft from road 1219 Comment
  JEPS6787  Cordylanthus tenuis subsp. tenuis W. L. Jepson 1939-7-31 19288 Plumas Meadow Valley 1524 Comment
  CHSC98754  Cordylanthus tenuis subsp. viscidus L. P. Janeway 2007-8-13 9177 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  CAS-BOT-BC209435  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  POM287807  Cornus nuttallii Mrs. R. M. Austin, C. C. Bruce, G. Austin 1908-04 652 Plumas Near Sierra Valley. 1372 Comment
  CAS-BOT-BC210303  Cornus sericea Javier Penalosa 1962-6-19 2490 Plumas Hwy. 40-89, +- 6.2 mi SE of Quincy 1097 Comment
  CAS-BOT-BC210313  Cornus sericea Anna Head 1920-6-10 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  SD7622  Cornus sericea subsp. occidentalis R. M. Austin 1877-1 Plumas Mill Creek Comment
  UC1122812  Cornus sericea subsp. sericea E. Sawyer 1935-6-14 113 Plumas 3 mi. n.-n.e. Kerby; Plumas Nat'l Forest, Sierraville Quad. Comment
  CHSC54482  Corydalis caseana subsp. caseana Vernon H. Oswald; Lowell Ahart 1991-7-30 4783 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 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
  CAS-BOT-BC169501  Corylus cornuta subsp. californica J. M. Tucker 1948-7-25 1734 Plumas woods in vicinity of Cascade Comment
  CAS-BOT-BC169502  Corylus cornuta subsp. californica Henry A. Kloppenburg 1928-5-19 430 Plumas Belden. Plumas Forest 701 Comment
  SD8505  Crataegus gaylussacia Daniel Cleveland July 1882 Plumas Big Spring Big Meadow Comment
  SD8506  Crataegus gaylussacia Mrs. R. M. Austin 1879-1 Plumas Big Spring Big Meadow Comment
  CAS-BOT-BC290320  Crepis Clare B. Hardham 1961-6-16 7480 Plumas Sierra Nevada Mountains. Diamond Peak 2133 Comment
  CAS-BOT-BC290321  Crepis Clare B. Hardham 1975-8-2 20484 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC290322  Crepis Gladys L. Smith 1976-6-7 4562 Plumas Balsam Flat, 20 miles east of Quincy, along Rte. 70 1524 Comment
  SBBG8034  Crepis acuminata H. and M. Dearing 1938-7-2 2265 Plumas near Keddie 914 Comment
  UC586850  Crepis acuminata Joseph Andorfer Ewan 1934-6-26 8194 Plumas Gold Lake Road 1798 Comment
  RSA7880  Crepis intermedia H. A. Barker 1927-7-1 755 Plumas Blairsden 1372 Comment
  UC581227  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2233 Plumas Red Rock; sw slopes and ridge crest, n of Engelmine Comment
  RSA40422  Crepis intermedia P. A. Munz, Lee W. Lenz 1948-8-12 12339 Plumas Forest Lodge, Greenville 1128 Comment
  UC345556  Crepis intermedia E. B. Babcock 1928-6-15 160 Plumas near hwy about 200 yd above Spring Garden P.O. Comment
  CAS-BOT-BC291577  Crepis modocensis subsp. modocensis Gladys L. Smith 1976-6-7 4564 Plumas Balsamorhiza Flat 20 miles east of Quincy along Route 70, Sierra Nevada 1524 Comment
  CHSC95093  Crepis modocensis var. subacaulis L. P. Janeway; B. Castro 2006-6-3 8655 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek. East-facing sagebrush slope near meadow edge. 1673 Comment
  CHSC75902  Crepis monticola G. F. Hrusa 1997-5-30 13853 A Plumas Sierra Nevada. 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S) . [Original lat./long. on label is '39 53 N; 120 42 W']. 1450 Comment
  JEPS95354  Crepis occidentalis Lowell Ahart 1994-6-29 7410 Plumas about 1/2 mi S of Bucks Lake (N of a poor logging road) 1828 Comment
  UC476321  Crepis occidentalis Mrs. L. W. Swift June, 1931 3033 Plumas Last Chance Creek Plumas National Forest (across road from Humphrey's Canyon) Comment
  CHSC41177  Crepis occidentalis subsp. conjuncta J. D. Jokerst 1984-5-14 2013 Plumas Ridge, SE of Genesee Valley, S of Ward Cr. 1584 Comment
  CHSC70222  Crepis pleurocarpa B. Castro; R. Zebell 1989-8-7 364 Plumas Ca 2.5 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.25 mi WSW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1859 Comment
  UCD150229  Crepis pleurocarpa G. Ledyard Stebbins 1986-6-29 C 615 Plumas Approximately 5 miles north of the town of Meadow Valley. Along Forest Service road no. 25 N-17, above Bean Creek. (Exact location unknown. Coordinates estimated by label maker). 1420 Comment
  UC346553  Crepis pleurocarpa E. B. Babcock 1928-6-15 161 Plumas 2 mi e Meadow Valley (on road to Quincy) Comment
  CDA32032  Crypsis alopecuroides L. Ahart, J. Dittes 2009-9-7 16391 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. Comment
  CDA13346  Cryptantha affinis G. F. Hrusa, T. D. Wilfred 1996-7-9 13194 Plumas Sierra Nevada; Grizzly Campground, S of Bucks Lake on Hwy 162. Comment
  RSA0058876  Cryptantha affinis Lowell A. Ahart 2008-7-9 15061 Plumas On the east side of the good logging road, about 100 yards south of a small stream, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1646 Comment
  SD71011  Cryptantha affinis John Thomas Howell 1960-7-17 35487 Plumas Drakesbad 1675 Comment
  CDA18476  Cryptantha torreyana G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3216 Plumas Sierra Nevada; 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  SEINET12565110  Cryptantha torreyana W. Harnach, N. Harnach 1990-6-19 401 Plumas Sierra Valley. N of Beckwourth, Genessee Road. 1615 Comment
  JEPS107685  Cryptogramma acrostichoides Lowell Ahart, John Dittes 2005-9-19 12373 Plumas Large rock outcrop, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  SEINET10529928  Cryptogramma acrostichoides Mary Susan Taylor 1982-8-30 Taylor 5078 Plumas T27N R11E sw sec 35. Kettle Rock quad. S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. Riparian edge of Montane Coniferous Forest; 6900 ft. 2103 Comment
  SEINET10531423  Cupressus bakeri Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4175 Plumas T26N R11E ne 1/4 sec 23. Genesse Valley quad. Open sagebrush area on top of hill N & NE side of W flank of Wheeler Peak Ridge, ca. 5 air mi N of Genesse. 6500 ft. 1981 Comment
  CAS-BOT-BC224543  Cuscuta californica L. P. Janeway 1984-9-1 1129 Plumas Lakes Basin Recreation Area, above Mud Lake 2072 Comment
  CHSC84361  Cuscuta californica var. breviflora Lowell Ahart 2003-9-7 10563 Plumas On the east side of the dirt road, about 50 yards southeast of the Pacific Crest Trail, on Bunker Hill Ridge, about 1 mile (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. 2038 Comment
  CHSC99804  Cuscuta californica var. breviflora Lowell Ahart 2008-8-13 15190 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Glass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1598 Comment
  RSA795636  Cuscuta californica var. breviflora L. Ahart 2011-9-20 17679 Plumas Along the poor dirt road on the north side of Pilot Peak, about 9 air miles northeast of La Porte. 2073 Comment
  JEPS87822  Cuscuta californica var. californica Lowell Ahart 1994-7-22 7506 Plumas n Mount Etna (on the s side of the Pacific Crest Trail, Plumas and Sierra Counties); n of Mount Etna 1981 Comment
  UC124431  Cuscuta subinclusa Mrs. R. M. Austin Jul 1896 492 Plumas Lassens Peak Comment
  CHSC94914  Cusickiella douglasii L. P. Janeway; B. Castro 2006-6-4 8666 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  RSA795988  Cusickiella douglasii J. R. Shevock 1985-5-19 11166 Plumas Plumas National Forest, along forest road 28N01 at Dixie valley, 11.6 mi NW of Frenchman Reservoir. 1900 Comment
  RSA104168  Cycladenia humilis Mrs. R. M. Austin 1881-06 s.n. Plumas [Unspecified] Comment
  CHSC102131  Cyperus squarrosus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16227 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS113934  Cyperus squarrosus W. and N. Harnach 2000-8-2 969 Plumas Sierra Valley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23, South of Beckwourth, CA (Sierra Valley Farms) Comment
  UCR133573  Cypripedium californicum Lee W. Lenz 1958-6-19 23529 Plumas North Fork Feather River above Beldon 610 Comment
  CHSC108126  Cystopteris fragilis Lowell Ahart 2011-9-20 17691 Plumas On the south side of Onion Valley Creek, on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2001 Comment
  CHSC81341  Cystopteris fragilis L. P. Janeway 1996-5-7 4963 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 0.3 mi northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. 902 Comment
  CAS-BOT-BC201013  Cytisus scoparius John Thomas Howell 1959-9-21 34720 Plumas Belden 701 Comment
  RSA233763  Damasonium californicum Robert F. Thorne, C. W. Tilforth 1969-9-6 39249 Plumas Along Feather River 1 mi. SW of Beckwourth 1357 Comment
  UC711960  Damasonium californicum Roxana S. Ferris and Laura Lorraine 1941-8-9 10435 Plumas ca. 2 1/2 mi. from Lake Almanor Public Camp (State Hwy. #89 on rd. to Chester) Comment
  CAS-BOT-BC186626  Danthonia californica Lowell Ahart 1979-7-18 s.n. Plumas Ca. 2 mi NW of Pilot Pk. 1800 Comment
  CAS-BOT-BC189669  Danthonia californica Clarence R. Quick 1966-7-7 66 -40 Plumas Up Cottonwood Creek from crossing, ca. 3 m. south of west end of Humbug Valley. 1402 Comment
  POM364999  Danthonia californica var. americana A. A. Beetle 1941-6-28 2772 Plumas west side of Lake Almanor 1829 Comment
  CAS-BOT-BC192334  Danthonia unispicata John Thomas Howell 1962-6-18 37772 Plumas Sierra Valley near Beckwourth 1487 Comment
  UCD61298  Danthonia unispicata A. A. Heller; P. B. Kennedy 1907-7-5 8705 Plumas Hills above Red Clover Valley. Comment
  UCD61354  Danthonia unispicata G. Douglas Barbe; T. C. Fuller 1982-6-17 3852 Plumas East shore Frenchman Lake; Crystal Fishing Access. 1706 Comment
  CAS-BOT-BC76204  Darlingtonia californica Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy. Comment
  RSA184956  Darlingtonia californica L. S. Rose 1966-7-27 s.n. Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  UCD119067  Darlingtonia californica Lewis S. Rose 1968-6-11 68105 Plumas Butterfly Valley, 4 mi. s. of Keddie. 1036 Comment
  RSA0055037  Darlingtonia californica J. G. Lemmon Plumas Butterfly Valley near Quincy. From Nevada Co. to Mt. Shasta. Comment
  CHSC61239  Darmera peltata K. B. McShea 1992-4-5 2 Plumas Ca 7 mi s of Jct of Hwy 89 and Hwy 70 and 50 yds w, 17 mi se of Quincy. Comment
  SD8329  Darmera peltata Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  SEINET8693220  Delphinium W. Harnach, N. Harnach 2006-5-29 1228 Plumas 0.5 mile S of Hwy 70 on A-23, W at R/R crossing, then 1.5 miles W along road. 1512 Comment
  JEPS23623  Delphinium L. S. Smith 1920-5-21 1584 Plumas near Calpine (w edge of Valley); Sierra Valley 1676 Comment
  CAS-BOT-BC8912  Delphinium depauperatum Mrs. H. C. Cantelow 1938-7-4 2304 Plumas Drakesbad Comment
  CAS-BOT-BC8924  Delphinium depauperatum Walter Knight; Irja Knight 1966-6-19 2275 Plumas Butterfly Botanical Area Comment
  CHSC34274  Delphinium nudicaule M. S. Taylor 1981-5-10 3664 Plumas N side of Genesee Valley Rd, ca. 4 mi w of Genesee. 1097 Comment
  CHSC85683  Delphinium nudicaule G. Douglas Barbe; T. C. Fuller 1982-7-15 3739 Plumas Sierra Nevada. 2.1 miles northeast of junction with road to Red Hill Summit; on road bank, Plumas National Forest. 1524 Comment
  JEPS113368  Delphinium nudicaule Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14009 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
  UCD40409  Delphinium nudicaule Rodney Gale Myatt 1971-6-13 741 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CHSC21570  Delphinium nuttallianum D. E. Brink Jr.; L. M. Mayer 1975-7-23 Plumas Found in a meadow in the se portion of the section. Comment
  UC136341  Delphinium nuttallianum Mrs. A. L. Coombs July 1902 Plumas Prattville Comment
  CAS-BOT-BC116109  Delphinium nuttallianum Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy grade Comment
  CAS-BOT-BC116119  Delphinium nuttallianum Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas 1 mile w. of Meadow Valley Inn Comment
  RSA95441  Delphinium patens J. T. Howell 1951-6-27 27579 Plumas McRae Meadow. 1982 Comment
  SEINET10506846  Deschampsia Mary Susan Taylor 1981-7-6 Taylor 3969 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  RSA59663  Deschampsia cespitosa E. K. Balls 1950-9-9 15730 Plumas West of Lakes Center Public Campgound. 2043 Comment
  SEINET3143875  Deschampsia cespitosa E. K. Balls 1950-9-1 15599 Plumas E Long Lake, at foot of meadow leading to 2 smaller lakes 2103 Comment
  CAS-BOT-BC192439  Deschampsia cespitosa subsp. cespitosa Mary S. Clemens 1920-6-8 15 Plumas Greenville Comment
  CAS-BOT-BC198151  Deschampsia danthonioides John Thomas Howell 1960-7-19 35619 Plumas Drakesbad - Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC198152  Deschampsia danthonioides John Thomas Howell 1962-6-18 37748 Plumas Sierra Valley near Beckwourth - Sierra Nevada 1487 Comment
  CAS-BOT-BC198164  Deschampsia danthonioides K. Groneck 1976-7-1 101 Plumas Sierra Valley Marsh - Sierra Nevada 1524 Comment
  JEPS113646  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
  RSA201362  Deschampsia danthonioides J. T. Howell 1960-7-19 35619 Plumas Lassen Volcanic National Park; Drakesbad 1677 Comment
  UCD62887  Deschampsia danthonioides Lewis S. Rose 1968-6-10 68083 Plumas Quincy. 1036 Comment
  SEINET8718537 Image available Deschampsia danthonioides A. A. Beetle 1941-1 2767 Plumas west side of Lake Almanor mountain meadow in open pine forest. 1829 Comment
  CHSC112083  Deschampsia elongata L. P. Janeway 2014-6-23 11412 Plumas Northern High Sierra Nevada. Plumas National Forest; Secret Diggings Gravel Pit on Illinois Ridge, 2.0 air-km south of La Porte. 1476 Comment
  CHSC21291  Deschampsia elongata F. T. Griggs; A. Pass 1975-8-2 294 Plumas Buck's Lake. Comment
  CHSC40275  Deschampsia elongata Lowell Ahart 1985-7-3 5100 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/2 miles north-east of La Porte. 1584 Comment
  JEPS28314  Deschampsia elongata George W. Gillett 1957-7-17 801 Plumas near e. inlet to Willow Lake 1661 Comment
  RSA718446  Deschampsia elongata L. Ahart 2006-7-9 12931 Plumas near a small seep in a small open area in brush, 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
  CAS-BOT-BC43035  Descurainia incisa subsp. incisa John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50640 Plumas Sierra Nevada. Headwaters of Indian Creek southeast of Diamond Mountain. 2164 Comment
  CHSC48441  Dicentra pauciflora Vernon Oswald 1986-6-6 2094 Plumas LaPorte-Quincy Rd. 0.5 mi n of its jct. with the Pacific Crest Trail. 1950 Comment
  JEPS87574  Dicentra pauciflora Lowell Ahart 1994-6-29 7416 Plumas about 0.5 mi s Bucks Lake (on poor logging road) 1828 Comment
  CAS-BOT-BC254482  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1962-6-17 37652 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC502165  Dichelostemma congestum John Thomas Howell; H. Keith Wagnon 1980-5-26 53595 Plumas North Fork of Feather River between the mouth of East Branch and Caribou; Sierra Nevada 792 Comment
  SD6385  Dichelostemma multiflorum Mrs. Rae Austin 1879-1 Plumas Big Meadows. Comment
  UC1133989  Dichelostemma multiflorum G. T. Nordstrom 1934-7-3 178 Plumas 0.75 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  RSA0112642  Dieteria canescens var. canescens Lowell Ahart 2013-9-11 19025 Plumas On both sides of the paved road, on the north side of Antelope Lake, about 1/2 miles west of Antelope Creek, about 16 miles (air) northeast of Taylorsville. 1584 Comment
  CAS-BOT-BC290985  Dieteria canescens var. shastensis G. D. Hanna 1958-9-18 s.n. Plumas Crystal Mt., Eastern Plumas Co. 2194 Comment
  CAS-BOT-BC153617  Diplacus John Thomas Howell 1967-6-23 42726 Plumas 3.5 miles east of Rich Bar, East Branch Feather River Comment
  CHSC41143  Diplacus mephiticus J. D. Jokerst 1984-6-13 2048 Plumas Ca 2 air miles east of Peacock Point, south of Grizzly Cr, along USS road 26N08. 1432 Comment
  CHSC53707  Diplacus mephiticus L. P. Janeway 1989-7-13 3486 Plumas Forest along SW side of Red Clover Valley; ca 1/4 mi SW of Beckwourth-Genesee Rd (rd III) 11.3 mi from Beckwourth. Plumas National Forest. 1699 Comment
  SEINET8205905  Diplacus mephiticus L. P. Janeway 1995-6-25 4817 Plumas Almanor quad; 0.3-0.5 mi east of the road from Prattville to Butt Reservoir, about 2 mi southwest of Prattville and Lake Almanor. 1439 Comment
  CAS-BOT-BC151689  Diplacus torreyi Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Drakesbad, Lassen National Park Comment
  CAS-BOT-BC151690  Diplacus torreyi Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Drakesbad, Lassen National Park Comment
  CAS-BOT-BC151691  Diplacus torreyi G. Schoolcraft 1987-6-17 1743 Plumas About 2 miles N. of Chester 1402 Comment
  CAS-BOT-BC151692  Diplacus torreyi J. M. Tucker 1948-7-24 1720 Plumas Near road form Cascade to Camel Peak 1615 Comment
  CAS-BOT-BC136149  Dodecatheon alpinum John Thomas Howell 1951-6-27 27612 Plumas Jamison Creek - Sierra Nevada 1950 Comment
  CHSC20831  Downingia bacigalupii K. R. Stern 1975-7-23 5820 Plumas NW shore of Lake Almanor. 1371 Comment
  RSA252427  Downingia bacigalupii R. F. Thorne, C. W. Tilforth 1969-9-6 39246 Plumas Along Feather River 1 mi. SW of Beckwourth 1357 Comment
  UC1143164  Downingia bacigalupii E. Sawyer 1935-6-27 159 Plumas Charlies Valley Plumas National Forest, Sierraville Quad. 1524 Comment
  UC131883  Downingia bacigalupii Mrs. A. L. Coombs 1902-7-7 Plumas Prattville Comment
  RSA52924  Downingia bacigalupii R. Weatherby 1950-7-28 1488 Plumas Indian Creek Canyon N of Taylorsville. 1067 Comment
  UCD94978  Downingia bacigalupii Michael A. Vincent 1999-6-7 8539 Plumas Plumas National Forest; Beckwourth Ranger District. Along Rt. 23, just south of Rt. 70, southwest of Beckwourth. Comment
  JEPS108499  Downingia bicornuta var. bicornuta Lisa Schultheis 1996-6-30 315 -96 Plumas Nea the W shore of Lake Almanor. SW corner of Rt. 89 and Prattville Butte Reservoir Road. Comment
  UC1244010  Downingia bicornuta var. bicornuta John H. Weiler, D. Willits, and F. Safwat 1959-6-20 59193 Plumas 10.5 mi ne Sattley (0.5 mi s of Sattley-Beckwith road) 1524 Comment
  SBBG69656  Downingia elegans Mrs. H. P. Bracelin 1932-7-25 695 Plumas 7 mi S of Chester 1524 Comment
Read comments
Aug 14 2015
  SEINET10497032  Draperia systyla Mary Susan Taylor 1974-5-18 Taylor 250 Plumas Vicinity of Tobin and Butterfly Valley, Hwy 70. Comment
  CHSC36317  Drosera rotundifolia M. S. Taylor; H. Swanson 1982-8-11 4975 Plumas Beaver trail at s end of Jamison Creek Campground, ... Field redacted by CHSC, contact the data manager for more information 1712 Comment
  UCD123993  Drosera rotundifolia Barry Rice 2011-7-27 BR 110715 Plumas location unknown. Comment
  CAS-BOT-BC143429  Drymocallis lactea var. lactea Clare B. Hardham 1978-8-11 21772 Plumas About 5 miles southeast of Thompson Peak Comment
  UC1730226  Dulichium arundinaceum L. P. Janeway 1998-9-10 6277 Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  CHSC113604  Dysphania pumilio Lowell Ahart 2014-9-9 19840 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
  RSA59254  Echinochloa muricata var. microstachya E. K. Balls 1950-8-31 15550 Plumas Spanish Creek, off Hwy. 24, just north of Quincy. 1067 Comment
  CHSC113929  Elatine Lowell Ahart 2014-8-20 19710 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  JEPS102862  Elatine Lowell Ahart 2001-10-8 9325 A Plumas In shallow water of a small stream, east of Lost Cove, below the high water line of Antelope Lake, NE of Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  SEINET10479913  Elatine Lowell Ahart 1985-7-11 Ahart 5122 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
  SJSU14025  Eleocharis acicularis N. A. Hopkins 1988-8-29 1474 Plumas Antelope Lake Reservoir 1524 Comment
  JEPS115895  Eleocharis acicularis var. bella Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16153 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CHSC81170  Eleocharis acicularis var. occidentalis Lowell Ahart 2001-9-24 9195 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
  JEPS122174  Eleocharis acicularis var. occidentalis Lowell Ahart 2014-8-20 19716 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  CDA33193  Eleocharis acicularis var. occidentalis L. Ahart 2001-8-28 9195 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 Comment
  CAS-BOT-BC113508  Eleocharis bella John Thomas Howell 1960-7-22 35879 Plumas Wet meadow, Drakesbad. 1828 Comment
  CHSC40265  Eleocharis bella Lowell Ahart 1985-7-11 5137 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CAS-BOT-BC113476  Eleocharis bella Robert J. Weatherby 1950-7-28 1491 Plumas North edge of Taylorsville. 1097 Comment
  CAS-BOT-BC113388  Eleocharis engelmannii Lowell Ahart 1980-10-6 2677 Plumas Ca. 1 mi S of La Porte. 1600 Comment
  CAS-BOT-BC113157  Eleocharis palustris Claire Etienne 1969-7-26 292 Plumas In pond off Middle Fork of Feather River; Hwy 89, 1280 Comment
  RSA101478  Eleocharis quinqueflora R. Weatherby 1955-6-26 1545 Plumas Mud Lake, Lakes Basin Area. 2104 Comment
  SEINET7587009 Image available Eleocharis quinqueflora Lowell Ahart 2000-5-21 8384 Plumas Butterfly Valley, about 5 miles (air) northwest of Quincy. 1006 Comment
  JEPS98449  Eleocharis torticulmis Lowell Ahart 2000-5-21 8383 Plumas 5 air miles NW of Quincy (Butterfly Valley, 150 ft NW of the pond) 1005 Comment
  CAS-BOT-BC451531  Elodea canadensis Greg Sommers 1976-6-29 135 Plumas Sierra Valley Marsh, from channel crossed by metal bridge on Dyson Lane. 1524 Comment
  SEINET4889477  Elodea canadensis W. Harnach, N. Harnach 2000-8-2 966 Plumas Sierra Valley, 1.5 miles south of Hwy 70 on A-23, .25 miles east of A-23, south of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC451532  Elodea canadensis M. S. Taylor 1982-6-12 4640 Plumas In w edge of Lake Almanor, s side of Hwy 36, ca. 0.5 mi e of Chester. 1371 Comment
  SEINET10863864  Elymus William E. Harmon 1969-8-18 Harmon 1562 Plumas Roadcut in open pine forest. 2 mi NE of Blairsden. Comment
  SEINET10564307  Elymus caput-medusae Mary Susan Taylor 1982-6-28 Taylor 4774 Plumas T23N R14E nw 1/4 ne 1/4, sec 27. Portola quad. Ramelli Ranch between Calpine Rd (109) and cow pasture in Sagebrush Scrub drainages, 1 mi w of Beckwourth. With Bromus. 1487 Comment
  CHSC107905  Elymus glaucus subsp. glaucus L. P. Janeway 2011-8-23 10670 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
  UCD62359  Elymus glaucus subsp. glaucus Walter Knight; Irja Knight, John Thomas Howell 1966-7-28 1652 Plumas In area near Sweetwater Meadow. 1127 Comment
  JEPS76226  Elymus glaucus subsp. jepsonii W. L. Jepson 1939-8-8 19354 Plumas Meadow Valley 1463 Comment
  CAS-BOT-BC213819  Elymus repens John Thomas Howell 1975-7-22 51347 Plumas Quincy Junction Road near Quincy - Sierra Nevada 1036 Comment
  CAS-BOT-BC204249  Elymus trachycaulus subsp. subsecundus John Thomas Howell 1960-7-18 35607 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC204408  Elymus trachycaulus subsp. trachycaulus John Thomas Howell; Gordon H. True 1968-6-10 44549 Plumas Quincy 1036 Comment
  JEPS88491  Elymus trachycaulus subsp. trachycaulus Vernon H. Oswald and Lowell Ahart 1996-7-15 8038 Plumas 1.4 mi s of Last Chance Campground (at meadow extending e from road 29N11, e side of Last Chance Marsh, at the n end of Lake Almanor, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  CHSC97532  Elytrigia elongata Lowell Ahart; John Dittes 2007-6-16 14145 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC92827  Elytrigia intermedia subsp. intermedia Lowell Ahart; Josephine Guardino 2005-8-10 12310 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
  SEINET10453212  Epilobium adenocaulon var. holosericeum Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5184 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
  CDA14043  Epilobium brachycarpum G. F. Hrusa, T. D. Wilfred 1996-8-1 13415 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
  CHSC33731  Epilobium brachycarpum M. S. Taylor 1981-7-13 3994 Plumas Frenchman Lake Canyon, 0.5 mi s of the dam, ca. 11 mi n of Chilcoot on Hwy 70. 1706 Comment
  CHSC81131  Epilobium brachycarpum Lowell Ahart 2001-8-29 9254 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS107692  Epilobium brachycarpum Lowell Ahart, John Dittes 2005-9-20 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 1984 Comment
  RSA252404  Epilobium brachycarpum Robert F. Thorne, C. W. Tilforth 1969-9-6 39230 Plumas S of Feather River, 1 mile SW of Beckwourth. 1357 Comment
  UCD105282  Epilobium brachycarpum F. H. Bolster 1912-9-1 65 Plumas Tobin, Feather River Canyon. 381 Comment
  SEINET12194588  Epilobium brevistylum L. Ahart, Ahart, P. 1985-1 5183 Plumas ca 4.5 mi NE of La Porte, Little Grass Valley Reservoir, where South Fork of Feather River flows in 1585 Comment
  CAS-BOT-BC171706  Epilobium canum subsp. latifolium M. S. Taylor 1981-9-14 4277 Plumas N side of spur rd through center of Dark Ravine, ca. 1/4 mi n of Rush Creek, ca. 5 air mi ese of Greenville 1584 Comment
  CAS-BOT-BC171716  Epilobium canum subsp. latifolium Mrs. H. C. Cantelow 1940-10-4 4025 Plumas Feather River Canyon Comment
  POM172125  Epilobium canum subsp. latifolium J. G. Lemmon 1874-09 s.n. Plumas [no additional locality information provided] Comment
  CHSC110607  Epilobium ciliatum subsp. ciliatum B. Castro 2006-6-8 1551 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1668 Comment
  JEPS122092  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-8-24 19756 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  POM46384  Epilobium ciliatum subsp. ciliatum Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
  SBBG21925  Epilobium ciliatum subsp. ciliatum D. Myrick 1964-7-19 877 Plumas Dream Lake, Drakesbad 1828 Comment
  SD7371  Epilobium ciliatum subsp. ciliatum R. M. Austin 1882-7-25 Plumas Big Meadows Comment
  SEINET6637182 Image available Epilobium ciliatum subsp. ciliatum Clarissa Kimber 1962-1 230 Plumas Upper Butterfly Valley, 25 mi W turn off Hwy 89-US 40 alt. 1 mi S of Keddie; Greenville Quadrangle 1158 Comment
  CDA18437  Epilobium ciliatum subsp. glandulosum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3134 Plumas Long Valley; 3.25 mi west of Round Valley Reservoir Dam; 0.25 mil east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  UC174728  Epilobium densiflorum A. A. Heller and P. B. Kennedy 1907-7-16 8863 Plumas near Genessee; Genessee Valley Comment
  CDA13563  Epilobium glaberrimum subsp. fastigiatum G. F. Hrusa, T. D. Wilfred 1996-7-22 13391 Plumas Sierra Nevada; Plumas Natl. Forest. Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC117615  Epilobium glaberrimum subsp. glaberrimum L. P. Janeway 2016-8-16 12156 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 23N10 0.3 km north-northwest of bridge across Hopkins Creek; between Pilot Peak and Blue Nose Mtn. 1737 Comment
  JEPS115794  Epilobium minutum Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15863 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  POM193004  Epipactis gigantea Mrs. R. M. Austin 1878-07 300 Plumas Mount Dyer Comment
  SEINET10470021  Epipactis gigantea Mary Susan Taylor 1981-7-26 Taylor 4110 Plumas T26N R7E nw1/4 se1/4 sec. 33. Almanor SW. Quincy RD. N side of Caribou Rd., just E of where French Creek crosses, 4.4 mi NE of jct Caribou Rd and Hwy 70 near Beldon. 945 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-BC57008  Equisetum arvense M. S. Taylor 1981-7-21 4088 Plumas Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, 1371 Comment
  RSA0091210  Equisetum arvense Bonnie C. Templeton 1968-1 11283 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC57399  Equisetum laevigatum John Thomas Howell 1960-7-24 35994 Plumas Chester 1371 Comment
  CHSC14082  Equisetum telmateia subsp. braunii E. S. Caldwell 1974-4-24 13 Plumas Hwy. 70 North Fork Feather River Canyon; 3 mi e of PGE Rock Creek and Power Station. 548 Comment
  SEINET5336834  Eremogone aculeata A. A. Heller, P. B. Kennedy 1907-7-3 8703 Plumas Hills above Red Clover Valley Comment
  UCD169259  Eremogone congesta var. congesta S. L. Welsh; N. D. Atwood 2001-6-14 28144 Plumas Roadcut, forest service road, ca. 5 miles south of Milford. 1791 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-BC187911  Eriastrum signatum M. S. Taylor 1981-7-6 3983 Plumas N side of 25N31-Ross Canyon Road, 0.7 mile E of its junction with 28N01-Dixie Valley Road, ca. 16 air miles NW of Chilcoot 1798 Comment
  SEINET14611520  Eriastrum sparsiflorum W. Harnach, N. Harnach 2002-8-8 1119 Plumas Sierra Valley, Beckwourth Pass, on N side of Hwy 70, ca 1.5 miles E of Chilcoot. 1591 Comment
  CAS-BOT-BC286658  Ericameria bloomeri M. S. Taylor 1981-8-25 4235 Plumas Red Hill Lookout, ca. 3 air mi ne of Belden 1920 Comment
  CHSC67343  Ericameria bloomeri James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2565 Plumas Red Mtn. Rd. above junction with Rich Gulch Rd., N of Hwy. 70. Comment
  CHSC72257  Ericameria bloomeri Vernon H. Oswald; Beth Corbin, Kim Earll 1998-9-22 9654 Plumas Along the east side of Yellow Creek south of the PG and E campground in Humbug Valley and ca. 0.5 mi north of Middle Camp. 1298 Comment
  CHSC66751  Ericameria nauseosa var. oreophila Vernon H. Oswald; Lowell Ahart 1996-8-14 8157 Plumas Northern High Sierra Nevada. Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Along road. 1127 Comment
  CAS-BOT-BC294280  Ericameria nauseosa var. speciosa L. P. Janeway 1989-9-6 3643 Plumas Plumas National Forest, Beckwourth Ranger District. 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
  CAS-BOT-BC294281  Ericameria nauseosa var. speciosa Ahart; Jokerst 1985-10-4 5192 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte 1828 Comment
  CAS-BOT-BC294282  Ericameria nauseosa var. speciosa L. P. Janeway 1993-9-28 4605 Plumas Plumas National Forest, Beckwourth Ranger District. 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
  CHSC69200  Ericameria nauseosa var. speciosa James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2572 Plumas Red Mtn. Rd. in saddle below summit, above junction with Rich Gulch Rd., N of Hwy. 70. Comment
  CAS-BOT-BC293026  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34976 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC532604  Erigeron G. Ledyard Stebbins 1986-6-29 C 604 Plumas Aprox. 5 mi N of the town of Meadow Valley, along Forest Service Rd no 25N17, above Bean Creek [exact location unknown] 1420 Comment
  RSA109789  Erigeron E. K. Balls, Lee W. Lenz 1956-6-19 21836 Plumas 3.6 mi. SE of jct. with State Hwy. 36 and State Hwy. 89, W of lake Almanor. 1433 Comment
  CHSC52764  Erigeron bloomeri var. bloomeri L. P. Janeway 1990-7-4 3762 Plumas Outcrop overlooking SW corner of Frenchman Lake, 0.2 mi W of the dam. 1722 Comment
  CHSC81095  Erigeron canadensis Lowell Ahart 2001-8-28 9222 Plumas Strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC81607  Erigeron canadensis Lowell Ahart 2001-10-8 9319 Plumas On the north side of Indian Creek, below or near the highwater line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1524 Comment
  CDA13411  Erigeron coulteri G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13260 Plumas Sierra Nevada; immed. below headwaters of Bull Run Creek off USFS 23N12E. Comment
  RSA302614  Erigeron divergens J. R. Shevock 1972-5-19 1792 Plumas Near Greenville, Hwy. 89 915 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
  UC87592  Erigeron eatonii var. plantagineus T. S. Brandegee 1892-7-4 Plumas Prattsville Comment
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  CAS-BOT-BC300419  Erigeron eatonii var. sonnei John Thomas Howell 1977-6-21 52393 Plumas Near Almanor P. O., Lake Almanor 1371 Comment
  CAS-BOT-BC300467  Erigeron filifolius John Thomas Howell 1955-7-19 30772 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC300844  Erigeron glacialis var. glacialis Walter Knight; Irja Knight 1983-9-14 4948 Plumas Along trail to Boiling Springs Lake, Lassen Volcanic National Park 1737 Comment
  CDA14015  Erigeron inornatus var. calidipetris G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13502 Plumas Sierra Nevada; S side of USFS 23N12, approx. 1 mile W of Bull Run Creek crossing. Comment
  CHSC99796  Erigeron inornatus var. inornatus Lowell Ahart 2008-8-13 15165 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  UCSB16064  Erigeron lassenianus Breedlove, Dennis 1962-6-12 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  CHSC73929  Erigeron lassenianus var. deficiens B. Castro; L. Gehrung 1998-9-14 838 Plumas On E shore of Little Grass Valley Reservoir, ca 0.1 mi N of Running Deer CG, near lakeshore foot-trail. 1524 Comment
  CAS-BOT-BC295484  Erigeron lassenianus var. lassenianus John Thomas Howell; Gordon H. True 1967-7-11 43278 Plumas 2 miles from Quincy Junction on road to Mt. Hough 1219 Comment
  CHSC102383  Erigeron lassenianus var. lassenianus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16129 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-BC295487  Erigeron lassenianus var. lassenianus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54203 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  SEINET13709667  Erigeron pumilus Lowell William Ahart, Lowell William Ahart 2001-1 9234 Plumas Last Chance Creek at Frenchman Lake (T24N, R16E, sec 8, SE 1/4) Comment
  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
  UCD132019  Erigeron pumilus var. intermedius Lewis S. Rose 1966-7-28 66071 Plumas Quincy. 1066 Comment
  CHSC66913  Erigeron reductus var. reductus James D. Jokerst 1992-1-1 3444 Plumas Gold Lake Resort on ridge S of Round Lake. Comment
  SEINET8463936 Image available Erigeron reductus var. reductus D. W. Taylor 2001-7-9 17826 Plumas Round Lake, Lakes Basin, along the Round Lake trail just about 200 meters East from the small unnamed tarn East of Round Lake Mine 2012 Comment
  CHSC681  Eriodictyon californicum R. Carter 1964-5-16 92 Plumas Feather R. Canyon, 100 yds. N or RR trestle along dirt road along Rock Cr. 670 Comment
  JEPS21092  Eriodictyon californicum C. G. Albertus 1935-8-9 259 Plumas 4 1/2 mi NE of Quincy; Plumas National Forest, Downieville Quad. Comment
  RSA88079  Eriodictyon californicum J. T. Howell 1951-6-26 27554 Plumas Near Keddie. 976 Comment
  RSA759519  Eriogonum douglasii var. meridionale James L. Reveal 2007-6-5 8839 Plumas Along U. S. Forest Service Road 26N70 (County Road 177) north of Conklin Park Campground, 0.6 miles north of the bridge over Willow Creek. 1723 Comment
  CAS-BOT-BC246534  Eriogonum elatum var. elatum Lewis S. Rose 1955-7-19 55141 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC246537  Eriogonum elatum var. elatum Clare B. Hardham 1970-8-9 17716 CC Plumas Road to Thompson Peak Lookout 2133 Comment
  RSA766499  Eriogonum incanum Joseph A. Ewan 1934-7-16 8524 Plumas Mt. Elwell trail above Long Lake. Sierra Nevada. 2073 Comment
  CHSC107474  Eriogonum lobbii L. P. Janeway; Peter Zika 2011-8-6 10630 Plumas Northern High Sierra Nevada. Plumas National Forest; on top of the serpentine ridge on southest side of Quincy-La Porte Road, 1.4 air km northwest of Pilot Peak. 2015 Comment
  CDA14731  Eriogonum marifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3260 Plumas Mount Hough summit. 2194 Comment
  UC635078  Eriogonum marifolium Ethel Wickes July 1925 2892 Plumas Mt. Elwell Comment
  CAS-BOT-BC263301  Eriogonum marifolium var. marifolium John Thomas Howell; Gordon H. True 1973-7-31 50074 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  CAS-BOT-BC263302  Eriogonum marifolium var. marifolium John Thomas Howell; Gordon H. True 1973-7-31 50109 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CAS-BOT-BC263310  Eriogonum marifolium var. marifolium Robert J. Weatherby 1955-6-22 1539 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC263311  Eriogonum marifolium var. marifolium Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC263312  Eriogonum marifolium var. marifolium Anna Head 1921-6-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC264816  Eriogonum nudum var. deductum John Thomas Howell 1973-7-9 49720 Plumas Round Valley, Sierra Nevada 1371 Comment
  CHSC40993  Eriogonum nudum var. deductum J. D. Jokerst 1984-7-11 2101 Plumas First ridge W. of Ward Creek (ridgecrest). South of Genesee Valley. 1612 Comment
  RSA60028  Eriogonum nudum var. deductum E. K. Balls 1950-9-1 15582 Plumas east shore of Long Lake, toward Mt. Elwell 2104 Comment
  RSA59398  Eriogonum nudum var. deductum E. K. Balls 1950-9-11 15782 Plumas Lakes Center Public Campground, trail leading to Gold Lake road 2043 Comment
  SEINET5330926  Eriogonum nudum var. deductum A. A. Heller, P. B. Kennedy 1907-7-13 8834 Plumas Between Taylorville and Little Grizzly Creek Comment
  CAS-BOT-BC261593  Eriogonum nudum var. nudum James L. Reveal 1971-6-23 2466 Plumas Along California Highway 89, 4 miles northwest of Greenville and about 4 miles southeast of Canyondam 1219 Comment
  CAS-BOT-BC271973  Eriogonum nudum var. pubiflorum Thomas H. Kearney 1944-8-14 38 Plumas Near Prattville, Lake Almanor Comment
  CDA13393  Eriogonum spergulinum var. reddingianum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13242 Plumas Sierra Nevada; Headwaters of Bull Run Creek off USFS 23N12E. Comment
  POM180954  Eriogonum spergulinum var. reddingianum A. A. Heller, P. B. Kennedy 1907-7-11 s.n. Plumas Prattville. Comment
  CHSC97165  Eriogonum strictum var. anserinum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14022 Plumas East side of an open rocky flat, 20 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  UC2043047  Eriogonum strictum var. proliferum Barbara Ertter with Gary Schoolcraft 1989-7-3 8640 Plumas Ca 1/2 mile below Red Rock lookout, ca. 8 air miles S of Susanville. Comment
  CAS-BOT-BC267493  Eriogonum umbellatum Noel H. Holmgren; James L. Reveal 1966-7-19 2905 Plumas California 89, north end of Spring Garden (town) 1219 Comment
  UC1032271  Eriogonum umbellatum var. dumosum C. G. Albertus 1935-7-27 235 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quadrangle Comment
  UC174723  Eriogonum umbellatum var. dumosum A. A. Heller with P. B. Kennedy 1907-7-15 8838 Plumas below Genessee (near mouth of Little Grizzly creek); Little Grizzly creek Comment
  NY399135  Eriogonum umbellatum var. dumosum Anonymous s.n. Plumas Comment
  CHSC104743  Eriogonum umbellatum var. furcosum L. P. Janeway; Melanie Williams 2009-8-6 9911 Plumas Northern High Sierra Nevada. Plumas National Forest; 175 m east of the top of Red Hill. 1893 Comment
  CHSC108054  Eriogonum umbellatum var. furcosum L. P. Janeway 2011-8-23 10672 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 22N27 2.3 road km northeast of Road 22N94; 0.9 air km northwest of the tip of the Black Rock Creek arm of Little Grass Valley Reservoir. 1695 Comment
  CHSC21339  Eriogonum umbellatum var. modocense F. T. Griggs; A. Pass 1975-7-8 132 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC65814  Eriogonum umbellatum var. modocense L. P. Janeway 1993-8-5 4503 Plumas Plumas National Forest La Porte Ranger District Onion Valley Compartment. Along Quincy-La Porte Road (Rd 511) 0.4 mi southwest of Onion Valley Creek crossing; ca 1.3 mi northwest of Pilot Peak. Edge of road. 1895 Comment
  CAS-BOT-BC262073  Eriogonum umbellatum var. nevadense John Thomas Howell 1951-6-27 27634 Plumas Jamison Creek 1828 Comment
  SEINET3413453  Eriogonum umbellatum var. nevadense A. A. Heller, P. B. Kennedy 1907-7-4 8716 Plumas Ridge east of Red Clover valley 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
  JEPS114174  Eriogonum umbellatum var. speciosum L. P. Janeway 2001-8-5 7420 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). Comment
  LA207082  Eriogonum ursinum C. W. Hallis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  SBBG18310  Eriogonum ursinum C. B. Hardham 1961-6-15 7420 Plumas Engel Mine 1828 Comment
  UC635517  Eriogonum ursinum Ethel Wicks July 1925 2893 Plumas Mt. Elwell Comment
  CAS-BOT-BC262258  Eriogonum ursinum L. P. Janeway 1993-7-15 4440 Plumas Plumas National Forest, Quincy Ranger District. Steep northwest facing slope overlooking Virgilia (East Branch North Fork Feather River) at the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North... 1563 Comment
  NY323637  Eriogonum ursinum Mrs. Ames s.n. Plumas Light's Canyon Comment
  RSA756699  Eriogonum ursinum Barbara J. Ertter, Gary Schoolcraft 1989-7-3 8639 Plumas ca 1/2 mile below Red Rock lookout, ca 8 airmiles S of Susanville 2134 Comment
  UC635516  Eriogonum ursinum Herbert L. Mason 1924-6-18 1055 Plumas near summit of road between Graeagle and Gold Lake Comment
  UCD101335  Eriogonum ursinum Margaret Williams; E. McPherson 1974-8-5 P 13 Plumas above Silver Lake on trail to Mt. Elwell, Lakes Basin. 2164 Comment
  CHSC107287  Eriogonum ursinum var. ursinum L. P. Janeway; Peter Zika 2011-8-6 10633 Plumas Northern High Sierra Nevada. Plumas National Forest; northwest tip of the nose of the rocky ridge on southeast side of Quincy-La Porte Road, 1.7 air km northwest of Pilot Peak. 2001 Comment
  CAS-BOT-BC264116  Eriogonum vimineum Lewis S. Rose 1934-7-23 34424 Plumas Beckwith 1508 Comment
  CAS-BOT-BC264123  Eriogonum vimineum M. S. Taylor 1982-8-12 4983 Plumas Along Jackson Creek Road (23N48), ca. 1 mi. NW of Mt. Jackson, ca. 5 air mi NW of Mohawk 1645 Comment
  CAS-BOT-BC264137  Eriogonum vimineum John Thomas Howell 1951-8-19 28175 Plumas Near Paxton, Sierra Nevada 914 Comment
  CHSC34747  Eriogonum vimineum M. S. Taylor 1981-7-29 4142 Plumas On granite embankment, e side of Flournoy Grade, 1.3 mi s of Flournoy Bridge, ca. 3 mi e of Genesee. 1341 Comment
  CHSC40865  Eriogonum vimineum K. R. Stern 1985-6-25 8215 Plumas Vicinity of Blairsden. 1371 Comment
  JEPS104634  Eriogonum vimineum Lowell Ahart 2003-8-8 10485 Plumas On an old abandoned road, on the e side of Beckwourth Calpine Rd, ca 3 mi south of Beckwourth, Sierra Valley. 1482 Comment
  NY399611  Eriogonum vimineum Mrs. Ames 1876-1 s.n. Plumas 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
  RSA65964  Eriogonum vimineum J. Ewan 1934-7-6 8182 Plumas road to Guidici Ranch, Penman Peak. 1524 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
  UC334116  Eriophorum gracile unknown Aug. 1874 1038 Plumas Indian Valley, Big Meadows Comment
  UC298460  Eriophyllum lanatum var. achilleoides A. A. Heller and P. B. Kennedy 1907-7-15 8849 Plumas Little Grizzly Creek; near mouth, below Genesee Comment
  CAS-BOT-BC301312  Eriophyllum lanatum var. croceum Lewis S. Rose 1969-6-24 69050 Plumas Butterfly Valley, 3 mi. west of Keddie 1158 Comment
  CDA20148  Eriophyllum lanatum var. croceum B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of Cascade. 1207 Comment
  CAS-BOT-BC301415  Eriophyllum lanatum var. grandiflorum Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CHSC37776  Eriophyllum lanatum var. grandiflorum M. S. Taylor 1981-7-29 4145 Plumas In rd embankment, e side of Flourney Grade (25N42), 2.2 mi s of Flourney bridge, ca. 3 air mi e of Genesee. 1554 Comment
  RSA32738  Eriophyllum lanatum var. grandiflorum A. A. Heller 1938-5-30 15133 Plumas Near Rich Bar, on Feather River Highway 762 Comment
  UC725464  Eriophyllum lanatum var. grandiflorum A. A. Heller 1938-5-30 15133 Plumas on the Feather River Highway near Rich Bar (on roadside banks); Feather River Highway 914 Comment
  CHSC80147  Eriophyllum lanatum var. integrifolium L. P. Janeway 1996-6-5 4993 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  POM358041  Eriophyllum lanatum var. integrifolium Christopher Davidson 1975-6-7 2740 Plumas 3 miles W on road to Snake Lake, departing NW from Hwy. 89 ca. 2 miles N of Quincy. 1273 Comment
  SEINET3276897 Image available Eriophyllum lanatum var. integrifolium Loraine Yeatts, Dick Yeatts 2011-7-16 5991 Plumas Plumas National Forest, Dixie Mt. State Game Refuge, along NF rd 176 N. of Frenchman Reservoir, Lookout Creek drainage. 1809 Comment
  UC567194  Eriophyllum lanatum var. integrifolium E. Sawyer 1935-6-14 104 Plumas 1 mi s of Sugarloaf; Sierraville Quadrangle 1524 Comment
  CAS-BOT-BC41517  Erysimum asperum Lloyd W. Swift 1931-6-1 46 Plumas Plumas forest. Summit of Janesville Grade. 1828 Comment
  SEINET10841502  Erysimum capitatum Mary Susan Taylor 1982-6-2 Taylor 4606 Plumas T23N R11E nw/ne sec 22. Johnsville quad. S side of Poplar Creek Rd (23N08), 0.1 mi e of bridge, ca. 1 mi s of Sloat. 4200 ft. 1280 Comment
  CHSC11109  Erysimum capitatum var. capitatum Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  CAS-BOT-BC153747  Erythranthe alsinoides W. D. Dakan 1975-5-8 75 - 11 Plumas 0.5 mile north of [Sugar Loaf] Sugarloaf. Plumas National Forest 1798 Comment
  CHSC21689  Erythranthe breweri D. Brink; L. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  CHSC24210  Erythranthe breweri K. R. Stern 1975-7-23 Plumas Nw end of Lake Almanor. Comment
  CHSC34295  Erythranthe cardinalis M. S. Taylor 1981-8-19 4215 Plumas Jct Bell Creek and rd 23N10, ca. 1.5 mi w of Sloat. 1310 Comment
  CHSC110349  Erythranthe filicifolia Tim Hanson 2013-5-21 Plumas Northern High Sierra Nevada. Northeast end of Lumpkin Ridge, 1.3 air km northwest of Little Grass Valley Reservoir Dam. 1710 Comment
  CHSC81160  Erythranthe floribunda Lowell Ahart 2001-8-29 9262 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC95008  Erythranthe guttata Lowell Ahart 2006-10-23 13484 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CHSC75544  Erythranthe microphylla G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3110 Plumas Northwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  SEINET14060284 Image available Erythranthe microphylla A. A. Heller 1942-1 16509 Plumas 1/4 [0.25] mile west of Grizzley Dome Tunnel Comment
  CHSC1791  Erythranthe primuloides V. Holt 1935-9-1 Plumas Buck's Lake. 1584 Comment
  CHSC21024  Erythranthe primuloides F. T. Griggs; A. Pass 1975-7-10 135 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC24243  Erythranthe primuloides K. R. Stern 1975-7-29 Plumas NW side of Lake Almanor. Comment
  SEINET14374714  Erythranthe primuloides A. A. Heller, P. B. Kennedy 1907-7-9 8783 Plumas Prattville. Comment
  RSA0123900  Erythranthe willisii J. T. Howell 1951-6-26 27540 Plumas Feather River Canyon; Sierra Nevada. 854 Comment
  CHSC98354  Erythronium purpurascens L. P. Janeway 2007-5-20 8984 Plumas Northern High Sierra Nevada. Along road to the top of Red Hill, about 0.2 km due north of the summit. 1902 Comment
  JEPS61869  Erythronium purpurascens Esther C. Fritz 1933-7-4 Plumas Spanish Peak 2133 Comment
  RSA113224  Erythronium purpurascens E. K. Balls, Lee W. Lenz 1955-5-14 20706 Plumas Forest Lodge just SW of Greenville. 1128 Comment
  CHSC9711  Eschscholzia californica 1971-7-11 78 Plumas On top of cliff along w side of road ca. 1.3 mi so of Belden turnoff and Hwy 70. 1025 Comment
  UC855169  Eschscholzia californica A. A. Heller 1938-7-2 15239 Plumas 3 mi e Quincy; Indian Valley 1097 Comment
  UC1557888  Eucephalus breweri J. Semple, S. Heard 1986-8-13 847 Plumas 2 mi e, (LaPorte Rd., at turnoff to Quincy) La Porte Comment
  CHSC115912  Eurybia integrifolia L. P. Janeway 2015-7-29 11806 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  CAS-BOT-BC310535  Eurybia integrifolia Robert J. Weatherby 1955-8-12 1683 Plumas Meadow on upper Clear Creek, near Spanish Peak 1828 Comment
  CHSC34895  Euthamia occidentalis M. S. Taylor 1981-9-2 4269 Plumas N tip of Round Valley Reservoir, by rd 204, ca. 3 air mi s of Greenville. 1371 Comment
  CAS-BOT-BC413890  Fallopia convolvulus John Thomas Howell 1951-8-19 28195 Plumas Greenville 1097 Comment
  CAS-BOT-BC413891  Fallopia convolvulus John Thomas Howell 1955-7-20 30860 Plumas Mohawk 1371 Comment
  CAS-BOT-BC413892  Fallopia convolvulus John Thomas Howell 1967-6-23 42693 Plumas Butterfly Valley 1066 Comment
  CHSC69489  Festuca arundinacea James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2549 Plumas Hwy. 70, Serpentine Canyon 1.6 mi SW of its junction with Rich Gulch Rd. Comment
  CAS-BOT-BC278466  Festuca idahoensis John Thomas Howell 1962-6-18 37758 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC102086  Festuca idahoensis Lowell Ahart; John Dittes 2009-7-13 16036 Plumas On dry to damp soil, on the west side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CAS-BOT-BC278846  Festuca occidentalis John Thomas Howell 1962-6-17 37681 Plumas Butterfly Valley 1036 Comment
  UCD66363  Festuca rubra Collector Unknown Date Unknown 4652 Plumas Sierra Valley. Comment
  CDA28223  Festuca subulata L. Ahart 2004-7-27 11315 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte Comment
  JEPS97345  Floerkea proserpinacoides Lowell Ahart 1995-8-7 7608 Plumas 1/2 air mi W of Pilot Peak; Pacific Crest Trail 1981 Comment
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Jun 15 2007
  SBBG100079  Frangula californica subsp. tomentella S. W. Edwards 1989-9-13 Plumas Caribou Crk Rd above Caribou Crk 762 Comment
  CAS-BOT-BC55672  Frangula purshiana David D. Keck 1932-7-3 1647 Plumas Quincy, in the Northern Sierra Nevada 1188 Comment
  CAS-BOT-BC55686  Frangula purshiana John Thomas Howell 1959-9-21 34741 Plumas Belden 701 Comment
  CHSC98920  Frangula purshiana subsp. annonifolia L. P. Janeway; B. Castro 2007-8-18 9200 Plumas Northern High Sierra Nevada. Along Squirrel Creek and Road 401 1.9 km northeast of Hwy 70/89 and Williams Loop (railroad). 1268 Comment
  CAS-BOT-BC59578  Frangula rubra subsp. rubra John Thomas Howell; Gordon True 1969-6-23 45819 Plumas Sierra Nevada - Middle Fork of Feather River at Nelson Point 1249 Comment
  CHSC43797  Fritillaria atropurpurea Vernon Oswald 1984-6-25 1326 Plumas La Porte-Quincy Rd., ca. 10.3 mi n-e of La Porte. 1889 Comment
  CAS-BOT-BC505274  Fritillaria atropurpurea John Thomas Howell 1959-9-23 34879 Plumas Canadian Zone Forest, Lassen Park boundary on Juniper lake Road 1981 Comment
  CAS-BOT-BC505277  Fritillaria atropurpurea Walter Knight; Irja Knight 1967-5-22 1820 Plumas Near pond reservoir 1097 Comment
  RSA101473  Fritillaria atropurpurea R. Weatherby 1955-7-2 1566 Plumas Bear Ridge near Taylor Lake. 2195 Comment
  CAS-BOT-BC505325  Fritillaria micrantha Alice Eastwood 1927-6-1 14533 Plumas United States Forest Reserve, Forest Lodge, Greenville Comment
  RSA247170  Fritillaria recurva Gary D. Wallace, Larry E. DeBuhr 1972-5-21 1059 Plumas Ca. 1.5 miles east of junction of Highways 89 and 70 north of Graeagle Comment
  RSA268958  Fritillaria recurva J. R. Reeder, C. G. Reeder 1975-6-5 6679 Plumas 5.5 miles south-southeast of Cromberg along State Highway 24 1341 Comment
  RSA52840  Fritillaria recurva R. Weatherby 1950-5-31 1442 Plumas Near Lake Almanor 1341 Comment
  CHSC58198  Galium aparine Vernon H. Oswald; Lowell Ahart 1992-6-22 5009 Plumas Lassen Volcanic National Park. Willow Lake-Terminal Geyser Trail just W of Hot Springs Creek. 1658 Comment
  CHSC33617  Galium bifolium M. S. Taylor 1981-6-17 3926 A Plumas On N side of Coldwater Spring, ca. 1/4 mi E of its jct with 25N49, ca. 14 air mi N of Blairsden. 2255 Comment
  POM147081  Galium bolanderi Alice Eastwood 1927-06 14571 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  SBBG100030  Galium grayanum B. Ertter, G. Schoolcraft 1989-7-3 8641 Plumas ca. 0.5 mi below Red Rock lookout, ca. 8 airmi S of Susanville 2133 Comment
  UC1192016  Galium trifidum Malcolm A. Nobs and S. Galen Smith 1949-8-18 1392 Plumas just s Chester (n end of lake); Lake Almanor, Last Chance Marshes Comment
  CHSC47482  Galium trifidum var. pacificum Lowell Ahart 1980-10-6 2664 Plumas On the south shore of the lake about 1/2 mile west of Fowler Peak, about 2 air miles north of Little Grass Valley Reservoir. Comment
  UC1192018  Galium trifidum var. pacificum Malcolm A. Nobs and S. Galen Smith 1945-8-18 1395 Plumas ca 2 mi n Lake Almanor (near Chester); Last Chance Creek Comment
  JEPS102763  Galium trifidum var. pusillum Lowell Ahart 2001-8-28 9205 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  CHSC113638  Galium triflorum Lowell Ahart 2014-8-31 19819 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
  JEPS54487  Galium triflorum Walter Knight, Irja Knight, and John Thomas Howell 1966-7-27 1556 Plumas rock slope near mouth of Butterfly Creek; Butterfly Creek Botanical Area and vicinity 1036 Comment
  UCD121958  Galium triflorum J. M. Tucker 1948-7-25 1743 Plumas At mine of United Mining Co., Pinchard Creek, southwest side Camel's Peak. 1524 Comment
  CAS-BOT-BC144395  Garrya fremontii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1837 Plumas Butterfly Canyon, Butterfly Botanical Area and vicinity. 1066 Comment
  CHSC33809  Garrya fremontii M. S. Taylor 1981-4-30 3576 Plumas In plantation, ca. 0.5 mi n of 22N818, ca. 1 mi e of Big Peak and 4 mi w of Little Grass Valley Reservoir. 1706 Comment
  JEPS66750  Garrya fremontii L. S. Smith 1914-1-2 Plumas Johnstown 1524 Comment
  UC192034  Garrya fremontii Mrs. R. M. Austin Apr 1877 Plumas Comment
  CAS-BOT-BC478523  Gayophytum John Thomas Howell 1976-7-16 51903 Plumas Flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  CHSC62474  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1993-8-26 4542 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
  CHSC84460  Gayophytum diffusum subsp. parviflorum Lowell Ahart; John Dittes 2003-8-8 10487 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  RSA59470  Gayophytum diffusum subsp. parviflorum E. K. Balls 1950-9-16 15881 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89. 1433 Comment
  JEPS102733  Gayophytum heterozygum Lowell Ahart 2001-7-17 8920 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC1075678  Gayophytum humile Robert J. Weatherby 1955-7-2 1589 Plumas Wilcox Valley 1767 Comment
  SEINET12193546  Gayophytum nuttallii I. Knight, Knight, W. 1983-1 4901 Plumas near North Fork of Feather River at confluence of Warner Creek on rd b/w Drakesbad and Chester Comment
  CHSC28719  Gayophytum ramosissimum Robert A. Schlising; Coleta Lawler 1979-8-23 3478 Plumas 0.2 mi W of Lassen County line at Beckwourth Pass. Roadside areas. 1584 Comment
  SEINET7717332  Gentiana affinis Unknown Plumas Goose Lake Valley Comment
  UC1075701  Gentiana calycosa Robert J. Weatherby 1955-8-16 1685 Plumas spring at Fales Hill Mine Meadow Valley area 1524 Comment
  UC405457  Gentiana newberryi R. M. Austin Aug 1896 896 Plumas Big Meadows Comment
  SEINET7717367  Gentiana newberryi Unknown Plumas Big Meadows Comment
  CHSC54477  Gentiana newberryi var. tiogana Vernon H. Oswald; Lowell Ahart 1991-7-30 4782 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  CHSC84706  Gentiana newberryi var. tiogana L. P. Janeway; B. Castro 2003-9-7 7987 Plumas High Cascade Range. East side of Hay Meadow next to trailhead parking, 0.2 km south of the Caribou Wilderness Area. 1948 Comment
  UC405456  Gentianopsis holopetala Mrs. R. M. Austin 1895-1 Plumas Ferndale Comment
  CHSC42795  Geum macrophyllum L. P. Janeway 1984-7-13 910 Plumas SW of Bucks Lake and near Grizzly Creek campground. At edge of small pool in a meadow. 1584 Comment
  CHSC57448  Geum triflorum L. P. Janeway; Garrett Gibson 1991-6-24 4061 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. Meadow. 1691 Comment
  JEPS110432  Gilia capitata subsp. mediomontana Lowell Ahart 2006-7-9 12936 Plumas Near a small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1661 Comment
  UCD117716  Gilia capitata subsp. mediomontana Robbins; Raynor 1943-6-1 s.n. Plumas Quincy. Comment
  SEINET3163619  Gilia leptalea E. K. Balls 1950-9-5 15673 Plumas 0.5 mi. off Hwy 24, on La Porte Rd., e. of Quincy, Thompson Valley 1097 Comment
  JEPS113652  Gilia leptalea subsp. bicolor Lowell Ahart, Josephine Guardino 2007-7-21 14381 Plumas Bottom of a small drying stream, about 60 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  SEINET10464594  Githopsis specularioides Taylor 1982-5-13 Taylor 4436 Plumas Open cut roadbank across from parking area; Gansner Park, Quincy. Qunicy quad. T24N R9E se1/4 ne1/4 Sec. 15 1036 Comment
  CAS-BOT-BC283875  Glyceria borealis John Thomas Howell; Gordon H. True 1967-7-9 43263 Plumas Meadow at Quincy 1036 Comment
  SEINET7297636 Image available Glyceria borealis Malcolm A. Nobs, S. Galen Smith 1949-1 1459 Plumas Marshy pond on southeastern side of Portola Comment
  CAS-BOT-BC282694  Glyceria elata Lowell Ahart 1980-10-6 2670 Plumas 1/2 mile west of Fowler Pk., Sierra Nevada 1700 Comment
  CAS-BOT-BC282697  Glyceria elata Alice Eastwood 1927-6-18 14706 Plumas Near Greenville Comment
  CAS-BOT-BC282708  Glyceria elata John Thomas Howell 1926-7-30 2153 Plumas Near Prattville 1463 Comment
  UCD66837  Glyceria elata John Thomas Howell 1960-7-23 35941 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  SEINET7118807 Image available Glyceria striata Clarissa Kimber 1961-8-11 282 Plumas Snake Lake Road 2.5 mi from turn off Hwy 89 at Elizabethtown; Quincy Quadrangle Comment
  CDA14048  Gnaphalium canescens subsp. thermale G. F. Hrusa, T. D. Wilfred 1996-8-1 13420 Plumas Sierra Nevada; Plumas National Forest. ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp. Comment
  SEINET11826501  Gnaphalium microcephalum var. thermale Unknown 1975-1 s.n. Plumas SW side of Lake Almanor Comment
  CAS-BOT-BC307385  Gnaphalium palustre Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1455 Plumas In bed of Spanish Creek near confluence of Butterfly Creek, Butterfly Botanical Area and Vicinity 883 Comment
  CAS-BOT-BC307394  Gnaphalium palustre Anna Head 1920-8-3 s.n. Plumas Lake Center Camp , Feather River Region 1920 Comment
  CDA19266  Gnaphalium palustre G. D. Barbe, T. C. Fuller 1982-6-17 3844 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC95006  Gnaphalium palustre Lowell Ahart 2006-10-23 13475 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
  SEINET3145226  Gnaphalium palustre E. K. Balls 1950-9-2 15633 Plumas Nye Meadows, Mt. Ingalls, N of Grizzly valley 2256 Comment
  UC924257  Goodyera oblongifolia H. S. Reed 1941-8-2 Plumas Forest Lodge 1036 Comment
  CHSC32862  Gratiola ebracteata L. Ahart 1980-10-6 2676 Plumas Ca. 1 mi south of La Porte. 1600 Comment
  SEINET8551074  Greeneocharis circumscissa W. Harnach, N. Harnach 1990-6-16 386 Plumas Sierra Valley; N of Vinton, Frank Dotta Ranch. 1524 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
  JEPS115790  Hackelia californica Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15906 Plumas About 100 yards west of Lake Almanor Dam 1421 Comment
  RSA700395  Hackelia californica L. P. Janeway 2001-6-15 7182 Plumas High Cascade Range. East side of Humbug Road about 2.7 km. southwest of shore of Lake Almanor, 4.0 miles west of Prattville. 1399 Comment
  CHSC62144  Hastingsia alba L. P. Janeway 1993-7-15 4449 Plumas Plumas National Forest. Along Bean Creek, 0.4 mi south of the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River). 1524 Comment
  CAS-BOT-BC508335  Hastingsia alba John Thomas Howell 1962-6-16 37646 Plumas Feather River North Fork on road to Caribou, Sierra Nevada 731 Comment
  CHSC99971  Hazardia whitneyi var. whitneyi Lowell Ahart 2008-9-10 15389 Plumas About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  CHSC45005  Helenium bigelovii Lowell Ahart 1979-8-16 2014 Plumas In a bog, about 100 yards east of Ohio Ravine, east of the dirt road, about 2 1/4 air miles south of Grizzly Mountain. 1767 Comment
  JEPS115176  Helenium bigelovii Lowell Ahart, John Dittes 2009-7-14 16061 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
  RSA794793  Helenium bigelovii L. Ahart, John Dittes 2009-7-13 16061 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
  UCD130280  Helenium bigelovii Albert Grigarick 2011-8-15 293 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .25 miles W from Graeagle Trailhead to Hawley Falls. 1884 Comment
  CAS-BOT-BC314725  Helianthella californica var. californica Walter Knight; Irja Knight 1966-6-18 1278 Plumas Slightley past Fern Glen enroute to Quincy, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC314796  Helianthella californica var. nevadensis David D. Keck 1932-7-3 1651 Plumas South of town, Quincy, Northern Sierra Nevada 1219 Comment
  CAS-BOT-BC314800  Helianthella californica var. nevadensis John Thomas Howell 1975-6-16 51142 Plumas 2 miles northwest of Spring Garde, Sierra Nevada 1173 Comment
  CAS-BOT-BC314802  Helianthella californica var. nevadensis John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1651 Plumas Adjacent to Sweetwater Meadow, Butterfly Botanical Area and Vicinity 1127 Comment
  UCD132766  Helianthella californica var. nevadensis J. I. Mallory 1968-4-1 279 Plumas La Porte area, Plumas National Forest. 1798 Comment
  JEPS34869  Helianthus bolanderi W. L. Jepson 1918-8-16 8014 Plumas Taylorsville 1097 Comment
  JEPS16774  Helianthus bolanderi Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4345 Plumas about 2 mi e Greenville (along roadside, road from Greenville to Indian Agency, Indian Valley) 1005 Comment
  CAS-BOT-BC313428  Hemizonella minima David D. Keck 1932-7-3 1621 Plumas South side of Quincy, Northern Sierra Nevada 1249 Comment
  UC480996  Hemizonella minima H. M. Hall 1912-6-29 9290 Plumas Spanish Peak 2133 Comment
  CHSC80178  Heterocodon rariflorum L. P. Janeway 1996-6-5 4998 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  JEPS110545  Heterocodon rariflorum Lowell Ahart 2006-10-23 13477 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 1281 Comment
  CHSC96061  Heterotheca grandiflora L. P. Janeway 2006-10-1 8898 Plumas Northern High Siera Nevada. Along Hwy 70 0.6 road km southwest of form Injun Jim Campground, and above North Fork Feather River. 625 Comment
  CAS-BOT-BC311017  Heterotheca oregona John Thomas Howell 1959-9-26 35077 A Plumas Feather River Canyon (north fork) 1 mile above 2000 ft. marker Comment
  CAS-BOT-BC312286  Heterotheca villosa var. minor Lewis S. Rose 1934-7-23 34419 Plumas Chilcoot Sierra Valley 1522 Comment
  CAS-BOT-BC424168  Heuchera micrantha var. erubescens Walter Knight; Irja Knight 1966-9-12 1750 Plumas Mouth of Butterfly Creek Comment
  CAS-BOT-BC425155  Heuchera rubescens Anna Head 1920-7-20 s.n. Plumas Trail to Long Lake outlet, Feather River Region. Comment
  SEINET2431542 Image available Heuchera rubescens var. alpicola J. Ewan 1934-6-26 8294 Plumas Frazier Creek Falls. Gold Lake road. 1830 Comment
  CAS-BOT-BC319605  Hieracium albiflorum H. E. Brown 1897-8-1 650 Plumas Near Lassen Buttes 1828 Comment
  JEPS36661  Hieracium albiflorum W. L. Jepson 1939-7-29 19275 Plumas Spring Hill Trail Meadow Valley 1219 Comment
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Mar 30 2016
  UC1219878  Hieracium albiflorum Wallace R. Ernst 1957-8-9 205 Plumas trailside near Devils Kitchen; Mt. Lassen Volcanic National Park Comment
  SEINET10474727  Hieracium cynoglossoides Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4016 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CAS-BOT-BC318526  Hieracium greenei George W. Gillett 1957-7-13 755 Plumas Below Sifford Lakes on trail to Devil's Kitchen, Lassen Volcanic National Park 2057 Comment
  RSA0016764  Hippuris vulgaris R. C. Bacigalupi 1927-7-12 1726 Plumas Along Spanish Creek, 0.5 mile N of Quincy. Comment
  SEINET10457160  Hippuris vulgaris Mary Susan Taylor 1982-8-17 Taylor 5008 Plumas T24N R12E ne/ne sec 20. Little Summit Lake, on Grizzly Creek, ca. 5 air mi ne of Sloat. Riparian; 5900 ft. 1798 Comment
  CHSC69512  Hirschfeldia incana Lowell Ahart 1997-9-11 7904 Plumas On the east edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/2 mile south of Mosquito Creek, about 4 1/2 miles (air) northeast of Belden. 792 Comment
  CHSC55641  Holcus lanatus K. R. Stern 1985-6-25 8305 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC118671  Holcus lanatus Chelsea Morgan 2015-6-30 2015025 Plumas Plumas National Forest. Location northwest of Antelope Lake, between Forest Service road 28N03 and 27N65. UTM 701000 E, 4454005 N, NAD83 Zone 10N. 1590 Comment
  RSA60023  Holodiscus microphyllus E. K. Balls 1950-9-1 15583 Plumas Long Lake, above east shore toward Mt. Elwell. 2104 Comment
  CAS-BOT-BC152719  Holodiscus microphyllus var. microphyllus Lewis S. Rose 1932-9-5 32614 Plumas Jamison Lake 1889 Comment
  CHSC65392  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1995-9-13 7622 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC24248  Hordeum jubatum K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  UC114272  Horkelia fusca subsp. tenella D. Cleveland 1882-7-20 159 Plumas Pratville Comment
  RSA34829  Horkelia fusca subsp. tenella Roxana S. Ferris, Laura Lorraine 1941-8-9 10423 Plumas At Lake Almanor Public Camp (near village) Comment
  CHSC102744  Horkelia fusca var. parviflora Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16145 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam. 1606 Comment
  CHSC117653  Horkelia fusca var. parviflora Lowell Ahart 2016-8-30 21325 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
  CAS-BOT-BC537873  Horkelia fusca var. parviflora Rimo Bacigalupi 1927-7-11 1714 Plumas Gold Lake Region: Near Grassy Lake Meadows 1889 Comment
  CAS-BOT-BC143990  Horkelia fusca var. tenella Alice Eastwood 1927-6-17 14642 Plumas Long Valley, United States Forest Reserve Comment
  CAS-BOT-BC143992  Horkelia fusca var. tenella Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Clear Creek 1524 Comment
  CAS-BOT-BC143991  Horkelia fusca var. tenella Roxana S. Ferris; Laura Lorraine 1941-8-9 10423 Plumas At Lake Almanor Public Camp (near village) Comment
  RSA77983  Horkelia tridentata Verne Grant, Alva Grant 1948-6-13 8581 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  JEPS48549  Horkelia tridentata subsp. flavescens John Warren Duffield 1937-5-27 Plumas (Local U.C. Forestry Camp) Meadow Valley, Grubstake Flats Comment
  CAS-BOT-BC201087  Hosackia crassifolia Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC201084  Hosackia crassifolia G. E. D. 1876-1-1 s.n. Plumas Unspecified Comment
  SBBG21859  Hosackia oblongifolia var. oblongifolia D. Myrick 1964-7-21 902 Plumas Drakesbad 1737 Comment
  SEINET5327470  Hosackia oblongifolia var. oblongifolia M. J. Williams, Betty Larson 1983-8-12 83- 135 -4 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsille 1676 Comment
  CHSC101465  Hosackia stipularis var. ottleyi L. P. Janeway; Matt Simenc, Alicia Rhoades, Dorothy Kieffer 2009-6-15 9804 Plumas Northern High Sierra Nevada. Broad ridge between Mt. Ararat Creek and Willow Creek, just above where the slope gets steep into the north side of the canyon of Middle Fork Feather River. 1678 Comment
  RSA420906  Hydrophyllum occidentale Christopher Davidson 1975-6-7 2746 Plumas 1 mile on road to Dalton Creek, departing northeast from Highway 70, 0.7 mile east of Highway 70 and 89. 1494 Comment
  CHSC64844  Hypericum anagalloides Vernon H. Oswald 1995-6-24 6913 Plumas High Cascade Range. Unnamed creek crossing the road to Last Chance Campground (FS 28N11), 2.5 mi (odometer) n of Hwy. 36. Forming localized colonies in drier places in a streamside meadow on the e side of the road. 1371 Comment
  JEPS115340  Hypericum anagalloides Lowell Ahart, John Dittes 2009-9-7 16382 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  RSA59760  Hypericum androsaemum E. K. Balls 1950-9-14 15808 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  RSA755465  Hypericum formosum var. scouleri L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16137 Plumas Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  NY541338  Hypericum scouleri Mrs. Ames 1876-1 s.n. Plumas Comment
  UC909040  Ipomopsis aggregata Herbert L. Mason 1924-6-15 1035 Plumas near junction of Greagle Creek and Feather River Blairsden Comment
  CAS-BOT-BC135736  Iris hartwegii E. K. Balls 1950-8-30 15505 Plumas Trail to Buck's Creek from Tobin's Resort, North Fork, Feather River 609 Comment
  CAS-BOT-BC135740  Iris hartwegii L. W. Lenz; E. K. Balls 1956-6-19 21839 Plumas 1.2 mi. E. along State Hwy. 89 after leaving Lake Almanor 1417 Comment
  CAS-BOT-BC135741  Iris hartwegii Elmer I. Applegate 1934-5-3 8904 Plumas Near and north of Quincy Comment
  CAS-BOT-BC135742  Iris hartwegii Christopher Davidson 1975-6-7 2737 Plumas 4.6 mi N of Greenville on Hwy 89. 1237 Comment
  SEINET4061631  Iris hartwegii O. M. Clark 1947-1 14320 Plumas Indian River Valley, north of Quincy. Comment
  SEINET8752736  Iris hartwegii J. Robertson 1983-6-10 s.n. Plumas Plumas N.F. Comment
  CHSC37023  Iris hartwegii subsp. pinetorum M. S. Taylor 1982-6-1 4584 Plumas N side of 204, opposite Round Valley Reservoir, ca. 2 air mi w of Crescent Mills. 1402 Comment
  SEINET10839646  Iris hartwegii subsp. pinetorum Mary Susan Taylor 1982-6-1 Taylor 4584 Plumas T26N R9E center sec 15. Greenville SW quad. N side of 20r, opposite Round Valley Reservoir, ca. 2 air mi w of Crescent Mills. 4600 ft. 1402 Comment
  SEINET8756767  Iris missouriensis W. Harnach, N. Harnach 1989-5-12 077 Plumas Sierra Valley 1/4 mile west of steel bridge (Marble lane) 1489 Comment
  SEINET10469755  Iris missouriensis Mary Susan Taylor 1982-6-10 Taylor 4636 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
  RSA101386  Isoetes bolanderi R. Weatherby 1955-7-25 1658 Plumas Silver Lake near Meadow Valley. 1829 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
  SBBG122676  Iva axillaris J. Dittes, L. Ahart 2003-8-8 2003 -86 Plumas NW edge of Sierra Valley, ca. 0.9 air-mi N of Dyson Lane, E edge of Beckwourth-Calpine Rd (A23) 1488 Comment
  RSA739601  Iva axillaris subsp. robustior John Dittes, L. Ahart 2003-8-8 s.n. Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 5.7 air-miles SE of Portola, 3.4 air-miles S of Beckwourth, ca. 0.9 air-mile N of Dyson Lane; at E edge of Beckwourth-Calpine Road (A23). 1489 Comment
  CAS-BOT-BC137401  Ivesia aperta John Thomas Howell 1962-6-18 37796 Plumas Near Beckwourth Comment
  CAS-BOT-BC137402  Ivesia aperta A. A. Heller; P. B. Kennedy 1907-7-18 8882 Plumas [Beckwith] Beckwourth Comment
  CDA25955  Ivesia aperta T. C. Fuller 1980-8-5 20293 Plumas South of the railroad, west of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  CAS-BOT-BC137400  Ivesia aperta John Thomas Howell 1962-6-18 37796 Plumas Sierra Valley near ca. 2 mi. s. Beckwourth 1487 Comment
  JEPS99015  Ivesia aperta var. aperta Carol W. Witham 1993-7-7 548 Plumas Sierra Valley; 2.0 air mi N of the Beckworth Airport and approx. 0.5 mi E of the Beckwourth Genessee Valley Road. 1520 Comment
  CHSC88601  Ivesia sericoleuca L. Hanson 1986-7-2 279 Plumas Plumas National Forest. Sierra Valley. 1524 Comment
  CAS-BOT-BC109967  Juncus Lowell Ahart 1976-7-7 s.n. Plumas Sierra Nevada. At camp on Cold Water Creek. 1524 Comment
  CHSC101997  Juncus balticus subsp. ater L. P. Janeway; B. Castro 2009-8-29 9936 Plumas Northern High Sierra Nevada.Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  JEPS114805  Juncus balticus subsp. ater Lowell Ahart 2008-8-13 15156 Plumas North edge of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  POM111228  Juncus bufonius Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  UCD141359  Juncus bufonius L. Ahart 1981-9-6 3106 Plumas Indian Creek, about 1/2 mile southwest of the intersection of Highway 89 and Arlington Road, about 1.5 miles southwest of Crescent Mills. 1097 Comment
  UCD141415  Juncus bufonius var. occidentalis John Thomas Howell 1960-7-21 35810 Plumas Lassen Volcanic National Park. Near Terminal Geyser. 1828 Comment
  RSA715682  Juncus confusus L. Ahart, Josephine Guardino 2005-8-9 12265 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
  CHSC32858  Juncus covillei L. Ahart 1980-10-6 2675 Plumas On the floor of a hydraulic mine ca. 1 mi s of La Porte. 1600 Comment
  CHSC47545  Juncus covillei Lowell Ahart 1977-8-8 1544 Plumas Small meadow, east of the pond, Onion Valley, about 1 mile north-west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  RSA0105469  Juncus covillei Lowell Ahart 2014-8-26 19770 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
  SEINET6328797  Juncus effusus subsp. pacificus D. Mathews, J. Jaggers, A. Kowal, S. Batuik 2011-8-31 NV 030 -645 Plumas Grizzly Creek Ranch, near pond 1506 Comment
  CHSC113846  Juncus ensifolius Lowell Ahart 2014-8-24 19735 Plumas On the west side of the dirt road, about one mile north of the bridge across the South Fork of the Feather River and the northeast part of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1563 Comment
  CHSC52560  Juncus ensifolius L. P. Janeway 1989-6-30 3433 Plumas Plumas National Forest. Along Crocker Cr, ca 0.6 mi N of Crocker Mdw and Crocker Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  JEPS113838  Juncus ensifolius Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14471 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  JEPS66997  Juncus ensifolius W. L. Jepson 1939-8-14 19420 Plumas Willow Creek 1828 Comment
  RSA59242  Juncus ensifolius E. K. Balls 1950-8-31 15531 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  UCD141516  Juncus ensifolius Lowell Ahart 2008-8-13 15160 A Plumas west edge of La Porte Road, west of East Branch Creek, about 1.75 mile (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  UCD141551  Juncus howellii Lowell Ahart 2008-9-10 15390 Plumas on the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1598 Comment
  CAS-BOT-BC110168  Juncus luciensis Barbara Ertter; Jeffrey Strachan 1980-7-31 3885 Plumas West end DIxie Valley just east of Beckwourth-Milford Road, Plumas National Forest. 1706 Comment
  CDA15904  Juncus nevadensis B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  CHSC43005  Juncus nevadensis L. P. Janeway; B. Castro 1987-7-17 2486 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. Mdw. 1584 Comment
  CHSC53074  Juncus nevadensis L. P. Janeway 1990-9-19 3850 Plumas Plumas National Forest. Along the western branch of Joseph Creek about 1/3 mi northeast of the crest of Grizzly Ridge. Along small creek. 2103 Comment
  UCD63046  Juncus nevadensis Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Plumas Quincy. Blackhawk Road. Butterfly Valley. Butterfly Valley Botanical Area. Sweetwater Marsh. 1160 Comment
  CHSC100331  Juncus nevadensis var. nevadensis Lowell Ahart 2008-8-13 15161 Plumas Northeast edge of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC100450  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15373 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
  CHSC102012  Juncus nevadensis var. nevadensis L. P. Janeway; B. Castro 2009-8-29 9934 Plumas Northern High Sierra Nevada.Small meadow 0.3 km eastsoutheast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  CHSC91935  Juncus occidentalis Lowell Ahart; Josephine Guardino 2005-8-10 12309 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  JEPS118348  Juncus occidentalis Lowell Ahart 2011-9-17 17667 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  CHSC21695  Juncus parryi F. T. Griggs; A. Pass 1975-7-13 179 Plumas Gold Lake. Comment
  JEPS113815  Juncus parryi Lowell Ahart, John Dittes 2007-8-9 14439 Plumas About 80 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  CHSC102050  Juncus tenuis Lowell Ahart; John Dittes 2009-7-28 16200 Plumas On damp bare soil, center of a logging road, near seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  RSA754873  Juncus tenuis L. Ahart, John Dittes 2009-9-7 16390 A Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CAS-BOT-BC81075  Juniperus communis Anna Head 1921-7-11 s.n. Plumas top of ridge, east of Lake Center Camp, Feather River Region 2072 Comment
  RSA0115085  Juniperus communis Tim Hanson 2013-6-20 1 Plumas Northern High Sierra Nevada. On the south side of Coldwater Creek 0.8 km upstream from its confluence with the Little North Fork of the MIddle Fork of the Feather River. 1421 Comment
  UC401371  Juniperus communis H. M. Hall 1912-7-12 9345 Plumas slopes s of Long Lake; Sierra Nevada Mountains 2072 Comment
  CHSC83638  Juniperus occidentalis var. australis John Dittes 2002-8-8 2 -40 Plumas Northern High Sierra Nevada; Plumas National Forest, Table Mountain, ca. 1.5 air-miles south of Middle Fork Feather River, ca. 1.4 air-miles southwest of Dogwood Peak. 1853 Comment
  CHSC84903  Kalmia polifolia subsp. microphylla L. P. Janeway 2003-9-20 8000 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. At pond edge. 2115 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
  CHSC21674  Keckiella lemmonii D. Brink; L. Mayer 1975-8-1 Plumas Buck's Lake Forest Service Survey. Comment
  RSA299491  Keckiella lemmonii J. T. Howell 1976-7-14 51821 Plumas Feather River Canyon Highway at Injun Jim Campground. 610 Comment
  CHSC64133  Kelloggia galioides B. Castro; R. A. Schlising 1987-7-21 174 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42. 1539 Comment
  CHSC84371  Kelloggia galioides Lowell Ahart 2003-9-7 10560 Plumas On the east side of the dirt road, about 50 yards southeast of the Pacific Crest Trail, on Bunker Hill Ridge, about 1 mile (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. 2038 Comment
  HSC95413  Kelloggia galioides L. Ahart 2003-9-7 10560 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
  CAS-BOT-BC340347  Kyhosia bolanderi J. T. Vale 1988-10-3 s.n. Plumas Lakes Basin. Boggy area near Grey [Gray] Eagle Lodge 1645 Comment
  CAS-BOT-BC340599  Lactuca serriola John Thomas Howell 1955-7-19 30741 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC341568  Lagophylla ramosissima John Thomas Howell 1962-6-17 37677 Plumas Butterfly Valley 1036 Comment
  SBBG34030  Lagophylla ramosissima L. S. Rose 1969-6-24 Plumas Butterfly Valley, 3 mi W of Keddie 1158 Comment
  SBBG119867  Lagophylla ramosissima L. Ahart, J. Dittes 2003-8-8 10480 Plumas W side of Beckwourth Calpine Rd, ca. 50 yds N of Western Pacific Railroad, ca. 0.5 air mi SW of Beckwourth; Sierra Valley; T23N R14E S26 SW/4 1478 Comment
  CHSC44972  Lathyrus K. R. Stern 1985-6-25 8248 Plumas Vicinity of Blairsden. 1432 Comment
  UC85106  Lathyrus jepsonii var. californicus Mrs. R. M. Austin 1870-1 Plumas American Valley Comment
  CHSC33770  Lathyrus latifolius Nancy Mosman 1971-7-11 72 Plumas Along E side of Hwy 70 ca. 1.3 mi S of Beldon turnoff. 1025 Comment
  RSA64945  Lathyrus sulphureus C. L. Hitchcock 1950-5-28 19229 Plumas 5 mi les SW of Greenville on road to Quincy. Comment
  UC170949  Lathyrus sulphureus H. M. Hall 1912-6-24 9267 Plumas Willow Creek Sierra Nevada Mountains 1371 Comment
  SEINET11062172 Image available Lathyrus sulphureus A. A. Heller, P. B. Kennedy 1907-7-12 8826 Plumas Between Taylorville and crescent Mills Comment
  UC1069723  Layia glandulosa E. Sawyer 1935-6-6 75 Plumas 4 3/4 mi sse of Sugarloaf; Sierraville Quadrangle Comment
  UC1120991  Ledum glandulosum F. W. Embree 1934-6-6 63 Plumas Plumas National Forest, Three Lakes Three Lakes; Plumas National Forest, Three Lakes 1889 Comment
  CAS-BOT-BC274337  Leersia oryzoides John Thomas Howell 1959-9-21 34762 Plumas Bars of N. Fork Feather River near Belden 701 Comment
  CAS-BOT-BC88843  Lepidium campestre Robert J. Weatherby 1950-7-7 1444 Plumas Forestry Headquarters, Quincy. 1066 Comment
  CAS-BOT-BC88847  Lepidium campestre John Thomas Howell 1967-6-23 42689 Plumas Sierra Nevada. Butterfly Valley. 1066 Comment
  RSA531157  Lepidium campestre Rockwell 1925-07 s.n. Plumas Beckwourth Comment
  CAS-BOT-BC88868  Lepidium chalepense W. Harnach; N. Harnach 1989-5-22 115 Plumas Sierra Valley. East side of Co. road A-23 in road ditch. 1490 Comment
  UC398786  Lepidium nitidum Mrs. R. M. Austin Plumas Comment
  UC1123925  Leptodactylon pungens A. Lewis 1934-6-12 468 Plumas 4 1/2 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar, nw of Lexington Hill Comment
  RSA189389  Leptosiphon bolanderi L. S. Rose 1967-6-12 67119 Plumas Butterfly Valley, ca. 3 mi. W of keddie. 1220 Comment
  CHSC63651  Leptosiphon ciliatus B. Castro; R. Zebell 1989-7-20 329 Plumas Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy. 1539 Comment
  CHSC80854  Leptosiphon harknessii Lowell Ahart 2001-7-17 8918 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  SEINET10971181  Lessingia nemaclada Mary Susan Taylor 1980-9-27 Taylor 3346 Plumas T23N R7E sw sec 8, Bucks Lake quad. ca. 0.3 mi S of Bucks Lake-Spanish Ranch Rd, ca. 0.4 mi E of Frenchman Hill, ca. 20 mi SW of Quincy; from base to top of a serpentine rock wall 600 ft tall. With W. Dakan & T. Griggs. 1646 Comment
  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
  CAS-BOT-BC59603  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Mt. Elwell, Lakes Basin Area. 2225 Comment
  CAS-BOT-BC59607  Leucothoe davisiae John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2156 Plumas Beargrass Glade. Butterfly Botanical Area and Vicinity. 1127 Comment
  CAS-BOT-BC59619  Leucothoe davisiae Anna Head 1920-7-3 s.n. Plumas Lake Center Camp, near lakes. Feather River Region. 2133 Comment
  CHSC82355  Leucothoe davisiae Lowell Ahart 2002-7-6 9842 Plumas On the south side of the dirt road and south of the large meadow, 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. 1611 Comment
  JEPS109893  Lewisia cantelovii Dean W. Taylor 2004-8-14 19237 Plumas Feather River Canyon, North Fork Feather River, Caribou Road (Forest Road 21N26) 4.1 miles North from Highway 70 822 Comment
  RSA62071  Lewisia cantelovii G. B. Youngs 1943-6-3 s.n. Plumas 2.5 miles up Feather River Canyon form Belden. 915 Comment
  SJSU15290  Lewisia cantelovii S. Woolhouse 2010-7-25 10 Plumas Site is 0.5 miles North of the intersection wtih Highway 70. Baribou quad. Comment
  CHSC110268  Lewisia kelloggii subsp. hutchisonii L. P. Janeway 2012-6-2 10846 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CAS-BOT-BC444169  Lewisia nevadensis Alice Eastwood 1918-5-25 7038 Plumas Portola Comment
  CAS-BOT-BC444176  Lewisia nevadensis Anna Head 1921-6-25 s.n. Plumas Near Gold Lake, Feather River Region Comment
  CAS-BOT-BC444183  Lewisia nevadensis Margaret Williams 1966-7-11 s.n. Plumas Luther Ridge above Jamison Creek and Johnsville 2286 Comment
  UCR160547  Lewisia triphylla G. D. Barbe, T. C. Fuller 1982-7-16 3757 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
  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
  UC28402  Lewisia triphylla George W. Gillett 1957-7-18 811 Plumas near trail, ne side of Boiling Springs Lake Lassen National Volcanic Park, Boiling Springs Lake 1813 Comment
  CAS-BOT-BC274533  Leymus triticoides John Thomas Howell 1962-6-19 7869 Plumas 5.8 miles e. of Beckwourth 1493 Comment
  SEINET191103 Image available Leymus triticoides A. A. Beetle 1941-6-28 2793 Plumas 5 miles west of Chester 1524 Comment
  CAS-BOT-BC436515  Ligusticum apiifolium David D. Keck 1932-7-3 1633 Plumas Northern Sierra Nevada: Quincy, south of town 1065 Comment
  CHSC118836  Ligusticum grayi Wendy L. Boes 2015-6-26 2015026 C Plumas Plumas National Forest. Located near Moonlight Valley, south of Forest Service road 28N30C, northwest of 27N72. UTM 688052 E, 4451991 N, NAD83 Zone 10N. 1825 Comment
  UC917348  Lilium kelleyanum J. M. Tucker 1948-7-24 1726 Plumas near road from Cascade to Camel Peak 1615 Comment
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Dec 13 2006
  POM161739  Lilium pardalinum Rimo C. Bacigalupi 1927-7-10 1692 Plumas About 0.25 mile below outlet of Long Lake along Gray Eagle Creek 1829 Comment
  SEINET8480725  Lilium pardalinum A. A. Heller, P. B. Kennedy 1907-7-15 8856 Plumas Near mouth of Little Grizzly creek below Genessee. Comment
  CHSC21664  Lilium pardalinum subsp. pardalinum D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake Forest Service Survey. 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
  SD6529  Lilium parvum Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CHSC97213  Limosella acaulis Lowell Ahart; Josephine Guardino 2007-7-20 14339 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC246067  Limosella aquatica John Thomas Howell 1962-6-19 37859 Plumas 5.5 miles e. of Beckwourth, Sierra Nevada 1493 Comment
  SEINET10496784  Linanthus bakeri Mary Susan Taylor 1982-5-4 Taylor 4402 Plumas T24N R8E ne/ne sec 14. Bucks Lake NE quad. Serpentine outcrop, n side of Spanish Ranch-Bucks Lake Rd, at its jct with 24N17, ca. 0.5 mi ne of Meadow Valley. 3700 ft. 472 Comment
  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
  UC485789  Linanthus harknessii H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  JEPS12520  Linanthus harknessii George W. Gillett 1955-8-2 455 Plumas below Bench Lake (on Devils Kitchen trail, dry lower slopes of Hot Springs Valley); Lassen Volcanic National Park, Hot Springs Valley 1844 Comment
  JEPS58440  Linanthus harknessii W. L. Jepson 1924-7-25 10646 Plumas Meadow Valley Bucks Valley Comment
  CHSC114368  Linaria dalmatica D. B. Joley 1976-6-9 1 Plumas Hwy 89, ca. 7 miles east of Canyon Dam. Comment
  UCD73085  Linnaea borealis John M. Tucker 1948-7-25 1735 Plumas Woods in vicinity of Cascade. 1615 Comment
  JEPS114935  Listera convallarioides Lowell Ahart 2008-7-16 15091 Plumas On the east 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
  JEPS48641  Listera convallarioides Esther C. Fritz 1933-1 Plumas Schneider Creek 1188 Comment
  RSA716325  Lithocarpus densiflorus var. echinoides L. P. Janeway 2005-6-26 8443 Plumas Northern High Sierra Nevada. Steep east-facing slope above Road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  UC1135291  Lithocarpus densiflorus var. echinoides G. T. Nordstrom 1934-7-3 186 Plumas 1.25 mi sw Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  UC1135305  Lithocarpus densiflorus var. echinoides F. W. Embree 1934-6-21 112 Plumas above Storie (at Penstocks); Plumas National Forest, Bidwell Bar Quad. 1478 Comment
  SEINET10483001  Lithophragma Mary Susan Taylor 1982-7-12 Taylor 4816 Plumas T22N R11E sw/ne sec 5. Blue Nose Mt quad. Open flats of Eureka Ridge Rd (23N09), 1.2 mi n of its jct with McRae Mdws turnoff, ca. 6 air mi w of Mohawk. Mixed Coniferous Forest; 6800 ft. 2072 Comment
  RSA101447  Lithophragma parviflorum R. Weatherby 1955-7-2 1592 Plumas Wilcox Valley. 1768 Comment
  CAS-BOT-BC110598  Lithophragma tenellum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1864 Plumas Butterfly Botanical Area and Vicinity. West of pond reseorvoir. 1036 Comment
  CHSC80166  Lithospermum ruderale L. P. Janeway 1996-6-5 4989 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  CAS-BOT-BC269066  Lolium perenne John Thomas Howell 1960-7-18 35567 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  JEPS13764  Lonicera conjugialis Mrs. Emanuel Esther C. Fritz 1933-7-4 Plumas Spanish Peak 609 Comment
  CHSC54467  Lonicera involucrata var. involucrata Vernon H. Oswald; Lowell Ahart 1991-7-30 4787 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  JEPS114409  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
  RSA0035399  Lonicera involucrata var. involucrata Lowell Ahart 2008-7-16 15103 Plumas About 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CAS-BOT-BC200959  Lotus A. A. Heller 1938-7-2 15243 Plumas On Highway #24, near Gray's Flat 868 Comment
  SEINET10451955  Lotus argophyllus var. fremontii Mary Susan Taylor 1981-6-19 Taylor 3955 Plumas T23N R5E nw sec 12. Pulga quad. On granite at S mouth of Elephant Butte tunnel, at mouth of Grizzly Creek to North Fork Feather River on Hwy 70, ca. 6 mi NE of Pulga. Open & dry, large granite outcrop; 1800 ft elev. 549 Comment
  UCD169925  Lotus corniculatus Lowell Ahart; John Dittes 2009-7-14 16077 Plumas On the eastside of Forest Service Road 26N22 and Forest Service Road 26N221, about 2.6 miles (air) southeast of Seneca, about 6 1/2 miles (air) south of lake Almanor Reservoir Dam. In the seed trade, known as Upright Bird's-foot Trefoil. 1607 Comment
  UC726030  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15242 Plumas near Grays Flat (along the Feather River Highway) 868 Comment
  POM253375  Lotus unifoliolatus A. A. Heller 1938-7-2 15242 Plumas Feather River Highway near Grays Flat. 869 Comment
  UCD107090  Ludwigia palustris G. F. Hrusa 1992-10-8 10500 Plumas Middle of Smith Lake, ca. 2 m. from Snake Lake near Quincy. Comment
  CHSC21705  Lupinus F. T. Griggs; A. Pass 1975-7-1 2 Plumas East of Grizzly Creek. Comment
  CHSC55697  Lupinus albifrons var. albifrons Steven Triano 1988-4-17 66 Plumas Along n side of Hwy. 89 ca 3.3 mi n of its jct. with Hwy. 70. 1005 Comment
  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
  CHSC87630  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
  CHSC112537  Lupinus arbustus B. Castro; L. P. Janeway 2008-6-6 1736 Plumas Upper Feather River Water Balance Study: Thompson Creek. Northern High Sierra Nevada. Upper watershed of Thompson Valley, ~1.5 mi NW of the mouth of McReynolds Creek at Red Clover Creek. Along USFS Rd 25N05 (Squaw Valley Rd) just E of its jcn with small dirt rd to lower Thompson Valley. 1706 Comment
  CHSC36835  Lupinus arbustus M. S. Taylor 1982-6-21 4710 Plumas Open disturbed slope ca. 100 ft n of Eureka Ridge Rd (23N09.1), ca. 1/2 air mi nw of White Cap, ca. 3 air mi sw of Sloat. 1767 Comment
  SCFS2167  Lupinus argenteus var. heteranthus R. Jockel 1969-6-26 6 Plumas In mdw by Hwy A23, 2 mi N of Sierra Cty line 1676 Comment
  SEINET5327970  Lupinus argenteus var. heteranthus W. Harnach, N. Harnach 1990-5-12 293 Plumas Sierra Valley. T22N R14E S23NE of NE1/4. Wilson brothers ground, south of Marble Lane, on Co. Rd. A-23 (the rock pile). 1515 Comment
  UC149844  Lupinus argenteus var. heteranthus Katharine Brandegee July 1911 Plumas Portola Comment
  CAS-BOT-BC196603  Lupinus argenteus var. palmeri L. P. Janeway 1990-7-4 3764 Plumas Along road to Lunker Point; west side Frenchman Lake 1722 Comment
  CHSC97083  Lupinus breweri var. breweri Lowell Ahart; Josephine Guardino 2007-7-21 14378 Plumas Around pine trees, about 100 yards northeast of the bridge, about 80 yards east of the intersection, on the north side of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1793 Comment
  UCR26891  Lupinus caudatus E. C. Nord, B. W. Parkinson 1958-7-2 N- 87 Plumas Plumas National Forest, 0.5 mi SE of Meadow View [USFS] Guard Station 1982 Comment
  SEINET10490605  Lupinus caudatus subsp. caudatus J. D. Detzer, M. Sacks 1977-7-14 Detzer 21 Plumas Corolla purple and white. Abundant on dry gravelly soil in open area at edge Of montane coniferous forest, ca 3.5 km ne of squaw pk., On e bank of Unimproved usfs road. Sec 1, t25n, r14e. Assoc.: Lupinus latifolius, Castilleja applegatei, achillea lanulosa, wyethia mollis, monardella Odorissima. 1973 Comment
  CAS-BOT-BC215396  Lupinus dalesiae Robert J. Weatherby 1955-7-26 1660 Plumas Spanish Peak, near Meadow Valley 2164 Comment
  CAS-BOT-BC215420  Lupinus dalesiae J. Ed. McClellan; Bonnie McClellan 1968-6-18 s.n. Plumas Silver Lake Road, Meadow Valley 1706 Comment
  CHSC36197  Lupinus dalesiae M. S. Taylor 1982-6-3 4605 Plumas S side of Poplar Creek Rd (23N08), 0.1 mi E of bridge, ca. 1 mi S of Sloat. 1280 Comment
  CHSC918  Lupinus dalesiae D. Crummett 1937-5-14 Plumas Quincy. 1097 Comment
  RSA31844  Lupinus dalesiae A. A. Heller 1941-5-22 s.n. Plumas Just north of Spanish Creek, outside of Quincy. (the type was collected about 5 miles west of this station) Comment
  SEINET10903850  Lupinus dalesiae Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-5 Conrad 7058 Plumas On loose, rocky, north-facing roadside bank, 5.2 mi west of jct of hwy. 70 And Meadow valley road in quincy. 1219 Comment
  UC1502141  Lupinus dalesiae M. S. Taylor 1982-7-21 4887 Plumas American Valley on ne side of hills s Greenhorn Creek (ca 1.5 mi ne of Quincy); Quincy Quad., American Valley, s of Greenhorn Creek 1066 Comment
  UC727011  Lupinus dalesiae A. A. Heller 1941-5-22 16142 Plumas outside Quincy (just n of Spanish Creek); just n of Spanish Creek Comment
  SEINET10452037  Lupinus dalesiae Mary Susan Taylor, T. Ratcliff 1982-5-12 Taylor 4432 Plumas T23N R11E ne/se sec 17. Blue Nose Mt quad. E facing slope on open cut rdbank, on phyllite; w side of Peoria Cr Rd(23N10), 2.1-2.2 mi w of its jct with Poplar Cr bridge s of Sloat. 4400 ft. 1341 Comment
  SEINET10452042  Lupinus dalesiae Mary Susan Taylor 1982-7-21 Taylor 4887 Plumas T24N R10E e/se sec 7. Quincy quad. American Valley, on ne side of hills s of Greenhorn Creek, ca. 1.5 mi ne of Quincy. 3500 ft. 1069 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
  SEINET10452066  Lupinus dalesiae Mary Susan Taylor 1982-6-7 Taylor 4615 Plumas T24N R8E n/nw sec 34. Bucks Lake NE quad. W side of Schneider Creek Rd (24N16), 1.2/1.3 mi s of its jct with rd to UC Forestry Camp, l.6/l.7 mi s of Bucks Lake Rd, 2 mi s of Meadow Valley. Comment
  SEINET10485203  Lupinus dalesiae Melvin L. Conrad 1981-7-12 Conrad 9482 A Plumas In meadow valley, ca 7 mi w of quincy, on s side of hwy in pine forest. Comment
  SEINET10903849  Lupinus dalesiae Mary Susan Taylor 1982-6-21 Taylor 4900 Plumas T23n r10e nw1/4se1/4 sec 29. Onion valley quad. W side of the hogback, Hottentot creek drainage, along and sownslope of quincy-laporte hwy (511), 2.3 Mi. N of its jct with cleghorn bar rd, ca 10 air mi. Ne of laporte. Mixed Evergreen forest openings. 1951 Comment
  UC1482904  Lupinus grayi LeDoux, Conrad, and Dunn 1973-6-5 1092 Plumas along Hwy 89, 2.2 mi from jct of Hwy 89 and 70 Comment
  RSA26085  Lupinus grayi H. C. Cantelow 1940-5-12 s.n. Plumas 4/10 mile west of Quincy, on Busks Lake Road. Comment
  SEINET10484000  Lupinus grayi Mary Susan Taylor 1982-5-13 Taylor 4435 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  SEINET10490333  Lupinus grayi Patricia L. Kenney 1973-6-5 Kenney 424 Plumas Collected along a stream along hwy 70, 6 mi. S from jct of hwy 89 & 70. 1067 Comment
  SEINET10452692  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-6-16 Taylor 4676 Plumas T24N R10E ne/sw sec 33. Spring Garden quad. N side of 24N26, 0.3 mi w of its jct with Quincy-LaPorte Rd, ca. 3 mi se of Quincy. 4400 ft. 1341 Comment
  CHSC97216  Lupinus lepidus var. confertus Lowell Ahart; Josephine Guardino 2007-7-20 14330 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  UC83103  Lupinus lepidus var. confertus D. Cleveland 1882-7-21 135 Plumas Prattville; Prattville, Garden Enclosure Comment
  SBBG128049  Lupinus lepidus var. sellulus L. Ahart, J. Dittes, J. Guardino 2009-7-22 16136 Plumas W side of Forest Service Rd 27N92K, E side of Long Valley, ca. 3.5 mi WSW of Greenville, ca. 5.2 mi SE of Lake Almanor Dam 1606 Comment
  UC725950  Lupinus nanus A. A. Heller 1913-6-13 10865 Plumas near Quincy; near Quincy 1066 Comment
  CHSC37522  Lupinus obtusilobus M. S. Taylor; H. Swanson 1982-8-11 4968 Plumas On ridge between Florentine Canyon and Spencer Lakes, ca. 5 mi sw of Johnsville. 2133 Comment
  UCD109312  Lupinus obtusilobus Jim McHenry 1991-1 s.n. Plumas ca. 45 miles east of Oroville. 1524 Comment
  SEINET10452161  Lupinus obtusilobus Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4968 Plumas T21N R11E se sec 3. Sierra City NW quad. On ridge between Florentine Cyn and Spencer Lakes, ca. 5 mi sw of Johnsville. 7000 ft. 2133 Comment
  UC155201  Lupinus onustus Mrs. R. M. Austin 1877-1 Plumas American Valley Comment
  UC1583954  Lupinus onustus G. Schoolcraft 1990-5-9 2028 Plumas about 1 mi w Crescent Mills 1463 Comment
  UC338169  Lupinus onustus J. G. Lemmon Sept. 1874 Plumas Greenville Peak Comment
  SEINET10903600  Lupinus polyphyllus subsp. superbus Taylor 1982-7-7 Taylor 4787 A Plumas Johnsonville quad. Corolla deep blue; stems 2-3 ft tall. Jct of hwy 70 and Mohawk turnoff, at mohawk ranger station, ca 1 mi w of blairsden. In seep. Comment
  SEINET10488895  Lupinus sellulus Patricia L. Kenney 1973-6-5 Kenney 438 Plumas Collected along a stream along hwy. 70, 6 Mi s from jct. Of hwy. 89 And 70. Douglas fir and yellow pine. 1067 Comment
  SEINET10490883  Lupinus sellulus var. sellulus Douglas G. LeDoux, David B. Dunn; Melvin L. Conrad 1973-6-5 LeDoux 1082 Plumas Collected at jct of hw. 70 And twain road. 1067 Comment
  CHSC13596  Lupinus stiversii J. Pitts 1972-4-29 179 Plumas 9 mi ne of Poe Power Dam on Hwy. 70, on uphill side of the road. Comment
  SBBG32300  Lupinus stiversii L. S. Rose 1968-6-12 Plumas Feather River Cyn, 4 mi W of Belden 609 Comment
  SEINET10936768  Lupinus stiversii A. Arthur Heller 1938-5-30 Heller 15131 Plumas Granite sand on the feather river bank near bucks creek power house. The Plants were very large, much branched, forming mats 1 1/2 feet in diameter. 610 Comment
  CHSC66651  Luzula cascadensis Vernon H. Oswald; Lowell Ahart 1996-7-15 8053 Plumas High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. Meadow. 1371 Comment
  JEPS114814  Luzula cascadensis Lowell Ahart 2008-8-13 15183 Plumas East of La Porte Road, along the sides of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  CAS-BOT-BC436593  Luzula cascadensis Clare B. Hardham 1970-8-8 17703 F Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC23614  Lychnis coronaria K. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  UC1730228  Lycopus uniflorus L. P. Janeway 1998-9-10 6273 Plumas 5 mi NW of Quincy (along the NW shore of Snake Lake) 1205 Comment
  UC501391  Lysimachia nummularia David D. Keck Jul 3 1932-Jul 5 1932 1627 Plumas along Lake Almanor Road at city limits of Quincy (in the Northern Sierra Nevada); Northern Sierra Nevada, Quincy 1066 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
  RSA755217  Madia bolanderi L. Ahart, John Dittes 2009-8-28 16352 Plumas N side of Forest Service Road 27N98, headwater of Clear Creek, about 2 air miles N of Butt Valley Reservoir Dam, about 3 air miles SW of Lake Almanor Reservoir Dam. 1477 Comment
  CHSC55797  Madia citrigracilis Vernon H. Oswald 1991-9-11 4871 Plumas Lassen Volcanic Park. Hot Springs Creek just downstream from the Ranger Station at Drakesbad. Along the edge of the creek. 1658 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
  POM181078  Madia elegans subsp. elegans A. A. Heller, P. B. Kennedy 1907-7-13 8828 Plumas Taylorville. Comment
  UC89356  Madia exigua Mrs. R. M. Austin 1879-1 Plumas Butterfly Valley Comment
  CAS-BOT-BC344473  Madia exigua Lewis S. Rose 1963-6-5 63138 Plumas East Branch, North Fork of Feather River, .5 mi. n. of Rich Bar 822 Comment
  CAS-BOT-BC342868  Madia glomerata John Thomas Howell 1951-8-20 28196 Plumas Indian Valley 1066 Comment
  UC176512  Madia glomerata A. A. Heller and P. B. Kennedy 1907-7-18 8883 Plumas Beckwith Comment
  UC249265  Madia glomerata H. E. Brown Aug. 1-15, 1897 619 Plumas near Lassen Buttes 1828 Comment
  OBI49202  Madia glomerata Joseph Andorfer Ewan 1934-7-18 8574 Plumas Sierra Nevada, along Middle fork Feather R at Portola 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
  CHSC59905  Madia gracilis L. P. Janeway 1992-7-17 4264 Plumas Plumas National Forest. Cogswell Ravine; ca 1.1 mi north of Mount Jackson, 1.7 mi east-northeast of Cromberg Spring, 2 mi northeast of Middle Fork Feather River. In dirt road and adjacent clear-cut slope. 1731 Comment
  JEPS115862  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
  OBI4273  Madia gracilis Lewis S. Rose 1967-7-12 67170 Plumas Quincy 1036 Comment
  RSA29224  Madia gracilis Joseph A. Ewan 1934-7-19 8241 Plumas Dentens, Mohawk Valley 1616 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-BC343259  Madia gracilis David D. Keck 1932-7-3 1617 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  JEPS40331  Madia gracilis Helen-Mar Wheeler 1944-8-23 Plumas Cascade Creek Comment
  UCD134320  Madia gracilis Lewis S. Rose 1967-7-12 67170 Plumas Quincy. 1036 Comment
  RSA59430  Madia gracilis subsp. gracilis E. K. Balls 1950-9-15 15852 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  SEINET5725140 Image available Maianthemum racemosum subsp. racemosum L. P. Lynch 1975-1 1295 Plumas just south of Paxton; Paxton Comment
  SD7175  Maianthemum stellatum Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CAS-BOT-BC347519  Malacothrix floccifera Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  SBBG8962  Malacothrix floccifera H. and M. Dearing 1938-7-2 2269 Plumas Feather River Hwy 703 Comment
  RSA85836  Marsilea vestita J. T. Howell 1926-7-30 2159 Plumas Lake Almanor Comment
  SEINET11601834 Image available Matricaria discoidea P. A. Lehenbauer 1934-5-5 s.n. Plumas Quincy Comment
  CHSC82614  Melica aristata L. P. Janeway 2001-7-3 7260 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  JEPS76219  Melica aristata W. L. Jepson 1939-7-31 19298 Plumas halfway between Meadow Valley and Bucks Valley (Spanish Peak); Spanish Peak 1676 Comment
  UC641649  Melica aristata G. L. Stebbins Jr. 1939-7-6 2909 Plumas 1.7 mi e Meadow Valley (on road to Quincy) 1097 Comment
  CAS-BOT-BC282085  Melica fugax John Thomas Howell; Gordon H. True 1967-7-11 43346 Plumas Summit ridge of Mount Hough 2194 Comment
  CAS-BOT-BC282094  Melica fugax Lowell Ahart 1979-7-18 s.n. Plumas Ca 1 mile W of Pilot Peak, along and above the road. Area about 1/8 mile S of Onion Valley 1800 Comment
  RSA88582  Melica fugax L. S. Rose 1954-5-30 54067 Plumas Johnsville 1601 Comment
  UC1137053  Melica fugax August L. Hormay Plumas Long Canyon Plumas National Forest (near plots) Comment
  CAS-BOT-BC282097  Melica fugax Herbert Thomas 1936-5-25 38 Plumas Roadside at Meadow Valley Creek Ford, 0.5 mile NW of Camp Califorest, Meadow Valley 1158 Comment
  CAS-BOT-BC264174  Melica subulata John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1534 Plumas Area north of Pond Reservoir, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC264177  Melica subulata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54163 Plumas 3.25 miles west of Round Valley Reservoir Dam, Sierra Nevada 1633 Comment
  CHSC102126  Melica subulata Lowell Ahart; John Dittes 2009-7-27 16175 Plumas On dry soil, seep slopes, about 10 yards south of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC112090  Melica subulata L. P. Janeway 2014-7-15 11521 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
  CHSC88187  Melica subulata Lowell Ahart 2004-7-27 11311 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1645 Comment
  RSA201358  Melica subulata J. T. Howell 1960-7-23 35965 Plumas Dream Lake, Drakesbad 1677 Comment
  UCD88624  Melica subulata John Thomas Howell 1960-7-22 35903 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad. 1676 Comment
  CHSC118713  Mentha arvensis Wendy L. Boes 2015-6-24 2015026 A Plumas Plumas National Forest. Located near Moonlight Valley, south of Forest Service road 28N30C, northwest of 27N72 UTM 688052 E, 4451991 N, NAD83 Zone 10N. 1825 Comment
  RSA726371  Mentzelia albicaulis L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13990 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. 1966 Comment
  SJSU15159  Mentzelia albicaulis N. A. Hopkins 1993-6-16 1724 .5 Plumas Beckwourth-Janesville Rd c. 0.25 mi N of turn to Dixie Valley 1524 Comment
  CDA15895  Mentzelia dispersa B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; about headwaters of Bull Run Creek off USFS 23N12E. Comment
  CDA19237  Mentzelia dispersa G. D. Barbe, T. C. Fuller 1982-6-17 3827 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC91685  Mentzelia dispersa G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16311 Plumas Northern Sierra Nevada. Willow Creek Rd., 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  UC1094007  Mentzelia montana Lewis S. Rose 1955-7-19 55139 Plumas Beckworth 1493 Comment
  CHSC79530  Menyanthes trifoliata G. F. Hrusa; E. Sandoval 1993-5-30 11136 Plumas Snake Lake Vicinity. [Original lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  CAS-BOT-BC429146  Micranthes odontoloma Anna Head 1921-8-10 s.n. Plumas Long Lake, Feather River Region Comment
  CAS-BOT-BC348338  Micropus californicus Walter Knight; Irja Knight 1968-6-11 2345 Plumas In Butterfly Valley proper 944 Comment
  CAS-BOT-BC349349  Microseris nutans Clare B. Hardham 1961-6-16 7471 Plumas Sierra Nevada Mountains. Diamond Peak 2133 Comment
  POM290244  Microseris nutans Lyman Benson 1932-7-29 3987 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  RSA83067  Microsteris gracilis subsp. gracilis Verne Grant, Alva Grant 1948-6-13 8582 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  RSA285894  Mimulus aurantiacus var. grandiflorus D. C. Michener 1981-7-17 4019 Plumas Sierra Nevada. CA 70 ca 1.3 miles north of Tobin. Dry rock outcrop/road cut above North Fork of the Feather River. Comment
  JEPS124095  Mimulus breweri Lowell Ahart 2015-6-7 20216 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  SEINET3365893 Image available Mimulus breweri Barbara Ertter, Jeffrey Strachan 1980-7-31 3889 Plumas Plumas National Forest; Dixie Creek ca 3/4 mile east of Milford-Beckwourth Road (near cattle guard) 1707 Comment
  UC1552710  Mimulus breweri Frederica Bowcutt 1985-6-6 574 Plumas about 15 air mi ne Quincy; Plumas National Forest, Red Clover Creek Comment
  RSA0014053  Mimulus floribundus Joan Stewart 2000-06 1036 Plumas Plumas National Forest Comment
  JEPS120751  Mimulus guttatus Lowell Ahart 2013-9-11 19027 Plumas West side of Chips Creek, about 20 yards S of Hwy 70, about 1 mile SW of Belden. Comment
  RSA59739  Mimulus guttatus E. K. Balls 1950-9-14 15802 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  UC917315  Mimulus guttatus J. M. Tucker 1948-7-25 1738 Plumas sw side Camel Peak (mine of United Mining Company); Pinchard Creek 1524 Comment
  NY68366  Mimulus kelloggii R. M. Austin 1871-1 s.n. Plumas Comment
  UCD19157  Mimulus microphyllus June McCaskill 1956-1 415 Plumas Lake Almanor region Comment
  UC149929  Mimulus moniliformis Katharine Brandegee 1911-7-30 Plumas Portola Comment
  RSA0105474  Mimulus moschatus Lowell Ahart 2014-8-31 19823 Plumas Along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  RSA39903  Mimulus nanus var. mephiticus P. A. Munz 1947-5-16 11831 -a Plumas 8 miles north of Chilcoot. 1524 Comment
  UC1185293  Mimulus primuloides H. E. Brown Aug 1 1897-Aug 15 1897 603 Plumas near Lassen Buttes 1828 Comment
  JEPS80625  Mimulus pulsiferae M. S. Taylor 1981-6-19 3932 Plumas ca. 1 mi nw Prattville (sw side of lake, between campground and road to Almanor, ca. 3/4 mi e of Hwy 89); Almanor SW quad., Lake Almanor 1371 Comment
  CAS-BOT-BC481919  Minuartia nuttallii Alice Eastwood 1927-6-17 s.n. Plumas US Forest Reserve, on road from Long Valley Comment
  SEINET10483080  Mitella breweri Mary Susan Taylor 1982-6-17 Taylor 4698 Plumas T23N R10E sw/se sec 13. Blue Nose Mt quad. Montane Meadow along Oliver Creek, at its jct with 23N39, ca. 3 air mi sw of Sloat. Elev 5300 ft. 1615 Comment
  CHSC79489  Moehringia macrophylla G. F. Hrusa; E. Sandoval 1993-5-30 11140 Plumas Snake Lake Vicinity. In coniferous forest surrounding Snake Lake. [Original lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  CHSC82104  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
  JEPS63416  Monardella follettii W. I. Follett 1937-8-2 108 Plumas ne slope Red Hill (Rich Gulch); East Branch of North Fork Feather River 1280 Comment
  SJSU15286  Monardella follettii S. Woolhouse 2009-7-26 7 Plumas Along forest service road 26N26 just north of Highway 70 and west of Caribou Road. Comment
  CHSC118655  Monardella follettii Chelsea Morgan; Wendy L. Boes 2015-5-26 2015005 Plumas Plumas National Forest. Location on northwest side of Rush Creek Hill, near the upper reaches of Cold Brook Creek. Just east of Forest Service road 26N22, south of 26N67. UTM 658936 E, 4437694 N, NAD83 Zone 10N. 1645 Comment
  SEINET10582324  Monardella follettii A. Graff 1993-7-22 Graff 307 Plumas Plumas National Forest. Meadow Valley Rd. south from Virgilia, on the left roadside, 3 miles from the Union Pacific RR crossing of the East Branch Feather River. T25N,R8E,S30. Locally frequent, growing on a serpentine road cut filling in with Pseudotsuga menziesii and Calocedrus decurrens. Comment
  SEINET10862290  Monardella follettii A. Graff 1993-7-22 Graff 305 Plumas Plumas National Forest. Meadow Valley Rd. south from Virgilia, on the left roadside, 3 miles from the Union Pacific RR crossing of the East Branch Feather River. T25N,R8E,S30. Locally frequent, growing on a serpentine road cut filling in with Pseudotsuga menziesii and Calocedrus decurrens. Comment
  SEINET10928191  Monardella follettii A. Graff 1993-7-22 Graff 308 Plumas Plumas National Forest. Meadow Valley Rd. south from Virgilia, on the left roadside, 3 miles from the Union Pacific RR crossing of the East Branch Feather River. T25N,R8E,S30. Locally frequent, growing on a serpentine road cut filling in with Pseudotsuga menziesii and Calocedrus decurrens. Comment
  CHSC33595  Monardella glauca M. S. Taylor; M. Foster 1981-6-15 3897 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
  CHSC52041  Monardella odoratissima L. P. Janeway 1989-6-29 3407 Plumas Plumas National Forest. Mapes Cyn; along Genesee-Beckwourth Rd (rd 111) 4.1 mi N of Beckwourth. 1676 Comment
  UCD125275  Monardella odoratissima Collector unknown Date unknown s.n. Plumas Quincy. Comment
  CDA18466  Monardella odoratissima subsp. pallida G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3200 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  CHSC58171  Monardella odoratissima subsp. pallida Vernon H. Oswald 1992-6-18 4997 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. 1621 Comment
  JEPS115167  Monardella odoratissima subsp. pallida Lowell Ahart, John Dittes 2009-7-15 16097 Plumas On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  JEPS127336  Monardella odoratissima subsp. pallida Lowell Ahart 2016-7-9 21087 Plumas Top and on the northeast side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  RSA794998  Monardella odoratissima subsp. pallida L. Ahart, John Dittes 2009-7-15 16097 Plumas East of the power line on the south side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  CAS-BOT-BC318568  Monardella odoratissima subsp. pallida Ella Dales Cantelow 1941-7-20 3709 Plumas 10 mi S of Quincy on road to La Porte. 1981 Comment
  SEINET10582102  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 293 Plumas Plumas National Forest. On Hwy. 70 west, less than .5 miles southeast of Greenhorn Ranch Rd. (just past Graff collections 285-290), at the end of a bridge before a rest area, on south side of the road. T24N,R10E,S26. Comment
  SEINET5333425  Monardella odoratissima subsp. pallida A. A. Heller 1907-7-9 8774 Plumas Prattville Comment
  CAS-BOT-BC220486  Monardella sheltonii John Thomas Howell 1975-7-22 51350 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CHSC111719  Monardella sheltonii Lowell Ahart 2012-7-1 18261 Plumas On the east side of the dirt road to the large pipe, about 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. 807 Comment
  CHSC52050  Monardella sheltonii L. P. Janeway 1989-6-9 3285 Plumas Cyn of E Br N Fk Feather River; s'ly facing roadcut along hwy 70 6.4 mi E of river mouth and Caribou Rd. 853 Comment
  CHSC61747  Monardella sheltonii L. P. Janeway 1993-7-15 4456 Plumas Plumas National Forest. Ridge between Bean Creek and Spanish Creek; along Rd 25N17 5.6 mi northwest of Spanish Ranch Road (in Meadow Valley), and 0.8 mi south of the crest to East Branch North Fork Feather River drainage. 1524 Comment
  CHSC67977  Monardella sheltonii James D. Jokerst 1989-7-3 3114 Plumas N. bank of Hwy. 70 on roadcut, 0.4 mi E of Caltrans Rest Stop, <10 mi E of Quincy. Comment
  CHSC83636  Monardella sheltonii L. P. Janeway 2001-6-28 7244 Plumas High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road. 1067 Comment
  SJSU15283  Monardella sheltonii S. Woolhouse 2010-7-20 4 Plumas Near Bean Hill along forest service road 25N17. Comment
  CAS-BOT-BC444738  Montia chamissoi D. E. Breedlove 1962-6-12 3440 -A Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 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
  RSA101452  Montia chamissoi R. Weatherby 1955-7-2 1586 Plumas Wilcox Valley. 1768 Comment
  CAS-BOT-BC444855  Montia fontana J. T. Howell; Walter Knight; Irja Knight; G. H. True 1967-5-7 2228 C Plumas Butterfly Botanical Area and Vicinity. Pond Reservoir 1097 Comment
  CHSC97543  Montia linearis Lowell Ahart; John Dittes 2007-6-16 14087 Plumas Meadow area on the sides 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
  SD8153  Montia verna Mrs. R. M. Austin 1877-1 Plumas American Valley Comment
  CAS-BOT-BC263365  Muhlenbergia asperifolia W. Harnach; N. Harnach 1990-7-5 462 Plumas First corner east of Co. Rd. A-23 on Marble lane, Sierra Valley 1487 Comment
  UC1101597  Muhlenbergia filiformis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1367 Plumas just s Chester (n end of lake); Lake Almanor, Last Chance Marshes Comment
  UCD86604  Muhlenbergia filiformis Dorothy Beetle 1941-6-28 60 Plumas Northwest corner of Lake AImanor. 975 Comment
  UCD86723  Muhlenbergia filiformis Leo Whitney 1934-8-15 2183 Plumas Willow Creek. 15 miles north of Beckwith, Plumas National Forest. 1950 Comment
  SEINET10599816  Muhlenbergia filiformis Elmer D. Merrill 1929-7-13 Merrill s.n. Plumas Silver Lake. 1829 Comment
  UCD149815  Muhlenbergia minutissima William Anderson 1964-5-24 s.n. Plumas Feather River Canyon. Comment
  CHSC53181  Muhlenbergia richardsonis L. P. Janeway 1989-6-28 3411 Plumas Plumas National Forest. Slopes above Mapes Cyn; ca 0.2 mi NE of Beckwourth-Genesee Rd (rd 111) 4.0 mi N of Beckwourth. 1722 Comment
  UCD119533  Myosotis laxa G. Douglas Barbe; T. C. Fuller 1982-6-15 3685 Plumas Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  CDA19267  Myosurus minimus G. D. Barbe, T. C. Fuller 1982-6-17 3843 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  HSC77874  Myriophyllum sibiricum Dale K. Hoffman 1977-11-12 Plumas Manzanita Lake, Lassen Nat'l Park Comment
  CHSC82532  Nama lobbii L. P. Janeway 2001-7-3 7266 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  RSA101388  Nama lobbii R. Weatherby 1955-7-21 1656 Plumas Ridge between Bottle Springs and Bear Creek, Middle Fork Feather River. 1768 Comment
  SEINET3887644  Narthecium californicum Lewis S. Rose 1966-7-27 66055 Plumas Butterfly Valley. 3 miles West of Keddie.; 0 1067 Comment
  UC1488854  Narthecium californicum Katherine K. Muller 1963-8-17 1242 Plumas on rd. to Butterfly Valley near Quincy Comment
  UC306154  Narthecium californicum Mrs. R. M. Austin Oct. 1881 Plumas Mt. Dyer, Big Meadows Comment
  CAS-BOT-BC60331  Nasturtium officinale Walter Knight; Irja Knight 1966-6-18 1324 Plumas Sierra Nevada. Butterfly Valley. 1097 Comment
  SEINET10546862  Navarretia Mary Susan Taylor 1974-7-3 Taylor 297 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CHSC53160  Navarretia breweri L. P. Janeway 1989-6-9 3279 Plumas Plumas National Forest. Forest along southwest side of Red Clover Valley. 1691 Comment
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Dec 19 2007
  UCR160552  Navarretia breweri G. D. Barbe, T. C. Fuller 1982-6-17 3821 Plumas S shore of Frenchman Reservoir (Lake), 0.4 mi east of Frenchman Dam 1707 Comment
  RSA101468  Navarretia breweri R. Weatherby 1955-7-2 1571 Plumas Bear Ridge near Taylor Lake. 2195 Comment
  CHSC97194  Navarretia capillaris Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13994 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC94202  Navarretia divaricata subsp. divaricata Lowell Ahart 2006-7-9 12929 Plumas Near a small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1678 Comment
  CHSC97577  Navarretia divaricata subsp. divaricata Lowell Ahart; John Dittes 2007-6-17 14155 Plumas On the sides of a small wash, about 20 yards west of Red Clover Creek, about 10 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
  CDA13430  Navarretia divaricata var. divaricata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13278 a Plumas Sierra Nevada; along lower Bull Run Creek off USFS 23N12E. Comment
  RSA104163  Navarretia intertexta Mrs. R. M. Austin 1880-1 s.n. Plumas [no locality information provided] Comment
  CHSC54410  Navarretia intertexta subsp. intertexta Vernon H. Oswald 1991-7-8 4701 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, at its crossing of the stream coming from Terminal Geyser, near the south boundary of the park. Creek bank. 1676 Comment
  CHSC89818  Navarretia intertexta subsp. propinqua G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3179 Plumas Sierra Nevada. 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  JEPS124032  Navarretia intertexta subsp. propinqua Lowell Ahart 2015-7-4 20279 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
  CHSC97090  Navarretia leptalea subsp. bicolor Lowell Ahart; Josephine Guardino 2007-7-21 14381 Plumas Bottom of a small drying stream, about 60 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  CHSC113615  Navarretia leptalea subsp. leptalea Lowell Ahart 2014-8-31 19829 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC34889  Navarretia leptalea subsp. leptalea M. S. Taylor 1981-8-28 4248 Plumas Along Sulphur Creek, ca. 1.4 mi s of Hwy 89, ca. 3 mi se of Clio. 1432 Comment
  CHSC94175  Navarretia leptalea subsp. leptalea Lowell Ahart 2006-7-9 12935 Plumas Near a very small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1661 Comment
  CAS-BOT-BC230399  Navarretia leucocephala subsp. minima Alice J. Rosenberg 1917-7-20 s.n. Plumas Blaisden Comment
  CAS-BOT-BC230380  Navarretia leucocephala subsp. minima C. R. Quick 1950-6-18 50 -17 Plumas 2.7 miles W of Almanor Inn, on S shore of Lake Almanor Comment
  SEINET10464928  Nemacladus John Thomas Howell, Gordon H. True 1967-7-11 Howell 43281 Plumas 2 miles from Quincy Junction on road to Mount Hough 1219 Comment
  CHSC52395  Nemacladus capillaris L. P. Janeway 1989-6-30 3425 Plumas Plumas National Forest. NW-facing slope above rd 24N45Y 0.2 mi E of Beckwourth-Genessee Rd (rd 111) 6.4 mi E of Beckwourth; across from the Crocker Station. 1767 Comment
  SEINET10906130  Nemacladus interior Follett 1936-6-28 FOLLETT 62 Plumas Rock Creek Comment
  JEPS63429  Nepeta cataria W. L. Jepson 1939-8-16 19444 Plumas near Quincy (Greenhorn Creek); Greenhorn Creek 1036 Comment
  CAS-BOT-BC231507  Nicotiana John Thomas Howell 1977-8-11 52692 Plumas At north end of Frenchmans Reservoir 1706 Comment
  CAS-BOT-BC171458  Oenothera Fred Sommers 1976-8-12 210 Plumas Marble Hot Springs Area, Sierra Valley Marsh, Marble Lane 1487 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
  CAS-BOT-BC355573  Oreostemma alpigenum var. andersonii Anna Head 1920-8-9 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CHSC110622  Oreostemma alpigenum var. andersonii B. Castro; L. Janeway 2006-9-9 1616 Plumas High Cascade Range. About 200 m east of Jedidiah Colter Lake (between Blue Lade and North Arm Rice Creek). 1969 Comment
  UCD147847  Oreostemma elatum Daniel Slakey 2012-6-9 31 Plumas East side of Snake Lake. 1128 Comment
  CHSC32017  Orobanche californica subsp. jepsonii L. Ahart 1974-8-3 590 Plumas Near the Tramway Mine Mill w of Blue Nose Mt, ca. 1 mi below Bunker Hill Mine, ca. 10 mi ne of La Porte. 1676 Comment
  SEINET5866801  Orobanche corymbosa W. Harnach, N. Harnach 1989-6-29 202 Plumas Sierra Valley, Approx 6 road miles E of Beckwourth on Hwy 70, Hindoo Ranch 1490 Comment
  SEINET10869819  Orobanche corymbosa Mary Susan Taylor 1981-6-25 Taylor 3952 Plumas T24N R16E nw/ne sec 5. Frenchman Lake quad. On hill at NE jct of 25N11 and spur rd 25N71, near Last Chance Creek, ca. 0.5 mi N of N tip of the lake, ca. 13 mi NW of Chilcoot. Open bare areas on dry sandy soil; 5700 ft elev. 1737 Comment
  CHSC65180  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart 1995-8-7 7608 Plumas On the north side of the Pacific Crest Trail, about 1 mile (air) west of Pilot Peak. 1950 Comment
  RSA88416  Orthocarpus hispidus J. T. Howell 1951-6-27 27592 Plumas McRae Meadow. 1982 Comment
  POM181066  Orthocarpus lacerus A. A. Heller, P. B. Kennedy 1907-7-11 8797 Plumas Prattville. Comment
  UC1778629  Osmorhiza berteroi G. Douglas Barbe, T. C. Fuller 1982-7-15 3742 Plumas 2.1 miles NE of junctin with road to Red Hill Summit; on road bank, Plumas National Forest. 1524 Comment
  CHSC63108  Osmorhiza chilensis Lowell Ahart 1994-7-7 7453 Plumas On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south-east of Pilot Peak. 2011 Comment
  CHSC42639  Osmorhiza occidentalis Vernon Oswald 1986-6-6 2099 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  UC1586459  Packera pauciflora Vernon H. Oswald and Lowell Ahart 1991-7-30 4788 Plumas Big Springs on the w side Humbug Valley (ca 6 mi (air) ene of Humbug Summit, ca 12 mi (air) s of Chester); Big Springs on w side Humbug Valley 1310 Comment
  CHSC109551  Packera streptanthifolia L. P. Janeway 2012-7-17 10948 Plumas Northern High Sierra Nevada. Plumas National Forest; south side of Cedar Flat. 1701 Comment
  CAS-BOT-BC317172  Packera subnuda var. subnuda John Thomas Howell; Gordon H. True; W. Knight; Irja Knight 1968-6-11 2392 Plumas In wet area on east side of Butterfly Valley Comment
  CAS-BOT-BC121004  Paeonia brownii J. T. Howell 1962-6-19 37849 Plumas The Buttes, near Sierra Valley. 1493 Comment
  CAS-BOT-BC121007  Paeonia brownii A. L., Mrs. Coombs 1906-6-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC121014  Paeonia brownii Michael A. Vincent 1999-6-7 8518 Plumas Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  JEPS48492  Paeonia brownii John W. Duffield 1937-5-29 Plumas above and w Meadow Valley (below UC Forestry camp); Schneider Creek Comment
  UCD89954  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CAS-BOT-BC253736  Panicum capillare John Thomas Howell 1959-9-22 34868 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC253740  Panicum capillare John Thomas Howell 1966-7-29 42013 Plumas Quincy 1036 Comment
  CAS-BOT-BC253741  Panicum capillare John Thomas Howell 1976-7-15 51831 Plumas Quincy 1051 Comment
  CAS-BOT-BC253742  Panicum capillare John Thomas Howell 1959-9-26 35052 Plumas Near Keddie 1005 Comment
  CHSC102098  Panicum capillare Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16220 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC24282  Panicum capillare K. R. Stern 1975-7-25 Plumas Peninsula, Lake Almanor. Comment
  RSA718152  Panicum dichotomiflorum L. Ahart 2006-10-23 13499 -A 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 Stale Creek., About 1/8 mile northeast of Scales Road, about 5.5 miles (air) northeast of Strawberry Valley. 1282 Comment
  CHSC21517  Pectiantia breweri D. Brink; L. Mayer 1975-7-8 Plumas Along a stream above Lower Buck's Lake. Comment
  CHSC1835  Pedicularis attollens V. Holt 1942-7-2 Plumas Na Wa Kwa near Longville. 1310 Comment
  UC1080380  Pedicularis densiflora E. K. Balls 1957-5-23 22519 Plumas sw shore of Lake Almanor (2 mi s of junction of State Hwys 89/36) 1402 Comment
  CHSC62593  Pedicularis racemosa B. Castro 1987-6-21 134 Plumas E side of Little Grass Valley Reservoir. 1524 Comment
  RSA795633  Pedicularis racemosa L. Ahart 2011-9-17 17666 Plumas On the south side of an unnamed stream that flows east in Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  UCD123303  Pedicularis semibarbata W. R. Powell 1968-7-2 1597 Plumas along road around southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  SD9636  Pellaea brachyptera Mrs. R. M. Austin 1877-1 Plumas Comment
  UC399522  Pellaea brachyptera Mrs. Carlotta C. Hall July 1912 9309 Plumas along crest of ridges back from Nelson Point Comment
  CAS-BOT-BC67612  Pellaea bridgesii Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake region Comment
  NY638819  Penstemon azureus R. M. Austin 07 1878 s.n. Plumas Mount Dyer Comment
  RSA71132  Penstemon deustus subsp. deustus L. S. Rose 1951-6-28 51065 Plumas Johnsville. 1601 Comment
  RSA285579  Penstemon deustus subsp. deustus D. C. Michener 1981-7-17 4020 Plumas Sierra Nevada. CA 70, 1.2-1.5 mile north of Tobin. Above the north Fork of the Feather River. Comment
  UC886966  Penstemon deustus var. deustus Anna Head 1920-6-15 Plumas among rocks at Lake Center Camp , at Lake Center Camp (Feather River Region) 1920 Comment
  SEINET3840854  Penstemon deustus var. pedicellatus M. I. Wibawa, G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3834 Plumas South shore of Frenchman Reservoir, 0.4 miles east of Frenchman Dam, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  NY609847  Penstemon deustus var. suffrutescens M. S. Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  NY609838  Penstemon deustus var. suffrutescens J. L. Reveal 1971-6-23 2470 Plumas Along California highways 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek Comment
  CDA13398  Penstemon gracilentus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13247 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  UCD147774  Penstemon gracilentus Allyson Ayalon; Lucie Jerabkova 2012-8-1 136 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  JEPS11614  Penstemon laetus var. leptosepalus R. H. Platt 1891-1 Plumas near Prattville; Sierras, near Prattville Comment
  CAS-BOT-BC6804  Penstemon neotericus David Daniels Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463 Comment
  RSA32330  Penstemon neotericus C. R. Quick 1945-7-25 45 -73 Plumas Butt Creek Plots. Along road toward Humbug Valley. Comment
  UC423644  Penstemon neotericus David D. Keck 1930-7-24 958 Plumas halfway between Chester and Westwood; Sierra Nevada; between Chester & Westwood, Plumas Co. 1463 Comment
  UC565924  Penstemon newberryi var. newberryi F. W. Embree 1934-6-6 75 Plumas 1 mi s, 0.25 mi w Rutherford; Bidwell Bar Quad. 1615 Comment
  CHSC28919  Penstemon personatus L. Hanson 1979-7-18 47 Plumas Road to Bucks Lake above Arkansas Ravine. Comment
  UC1063509  Penstemon roezlii A. Lewis 1934-6-12 472 Plumas 4 1/2 mi sw Lexington Hill (Mooreville Ridge); Plumas National Forest, Bidwell Bar Quadrangle 1493 Comment
  UC1238915  Penstemon roezlii Freed W. Hoffman 1946-6-11 919 Plumas dry rocky bed of river Feather River at Jackson Creek; Feather River at Jackson Creek Comment
  CAS-BOT-BC239593  Penstemon rydbergii var. oreocharis C. R. Quick 1941-8-29 41 -59 Plumas S. of Faggs, S. of Buck's Meadows Comment
  NY651266  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-12 25817 Plumas Along Feather River, west of Beckwourth 1493.5 Comment
  UC565599  Penstemon rydbergii var. oreocharis Herbert L. Mason 1926-6-19 1085 Plumas Gold Lake Comment
  CHSC53223  Penstemon speciosus L. P. Janeway 1989-6-20 3361 Plumas Plumas National Forest. East-facing flank of Crocker Mtn. 1965 Comment
  HSC22869  Penstemon speciosus John Pratt 1970-6-15 21 Plumas Chester Airport Comment
  RSA21571  Penstemon speciosus Carl B. Wolf 1937-9-5 9280 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line. 1463 Comment
  SEINET10964440  Penstemon speciosus Mary Susan Taylor 1981-5-10 Taylor 3668 Plumas T26N R12E nw sec 32. Genesee Valley quad.In loose decomposed granite gravel, N side of Genesee Valley Rd, ca. 2 mi E of its jct with Beckwourth Pass turnoff and Flournoy Bridge; overlooking Plumas Lbr. Co, ca. 5 mi E of Genesee. 4200 ft. 1280 Comment
  CHSC40971  Perideridia bolanderi J. D. Jokerst 1984-7-11 2102 Plumas Top of first ridge west of Ward Creek. South of Genesee Valley. 1584 Comment
  UCD127834  Perideridia bolanderi subsp. bolanderi J. M. Tucker 1948-7-24 1716 Plumas near road from Cascade to Camel Peak. 1615 Comment
  POM147060  Perideridia bolanderi subsp. bolanderi Alice Eastwood 1927-6-17 14654 Plumas Long Valley Comment
  RSA518866  Perideridia bolanderi subsp. bolanderi Barbara Ertter, Gary Schoolcraft 1989-7-3 8661 Plumas Ridge between Red Rock and Diamond Mt ca 8 air miles S of Susanville 2226 Comment
  CHSC36331  Perideridia parishii subsp. latifolia M. S. Taylor 1982-6-28 4762 Plumas Ramelli Ranch, ca. 1 mi w of Beckwourth on s side of Hwy 70. 1487 Comment
  UCD127869  Perideridia parishii subsp. latifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1437 Plumas at Butterfly Valley. Comment
  SEINET10840956  Perideridia parishii subsp. latifolia Mary Susan Taylor 1981-7-17 Taylor 4030 Plumas T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev. 1950 Comment
  CAS-BOT-BC413557  Persicaria amphibia Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC413561  Persicaria amphibia John Thomas Howell 1926-7-30 2160 Plumas Prattville 1371 Comment
  CAS-BOT-BC413562  Persicaria amphibia John Thomas Howell 1976-7-15 s.n. Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  JEPS122305  Persicaria maculosa Lowell Ahart 2014-8-31 19812 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
  SEINET4335752  Persicaria maculosa E. K. Balls 1950-8-31 15544 Plumas Spanish Creek, off Hwy 24, just north of Quincy 1067 Comment
  CDA13568  Phacelia hastata subsp. hastata G. F. Hrusa, T. D. Wilfred 1996-7-23 13398 Plumas Sierra Nevada; Plumas NF. Above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  RSA0091205  Phacelia hastata var. hastata Bonnie C. Templeton 1968-6-10 11276 Plumas Near Lake Almanor. 1386 Comment
  CDA13578  Phacelia heterophylla subsp. virgata G. F. Hrusa, T. D. Wilfred 1997-6-26 13885 Plumas Sierra Nevada; Plumas NF. W side of Little Long Valley Creek approx. 1/4 m. W of Creek. N of Hwy 70 about 15 m. E of Quincy. Comment
  JEPS3246  Phacelia heterophylla subsp. virgata W. I. Follett 1934-6-17 Plumas Rich Gulch 1173 Comment
  SEINET5759778  Phacelia heterophylla var. virgata A. A. Heller, P. B. Kennedy 1907-7-15 8852 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CHSC67367  Phacelia mutabilis James D. Jokerst; Lowell Ahart 1985-10-4 2582 Plumas Pilot Peak serpentine NE of La Porte. Comment
  JEPS114528  Phacelia mutabilis Lowell Ahart 2008-8-14 15194 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  SJSU14280  Phacelia mutabilis N. A. Hopkins 1989-5-27 1500 Plumas near Marble Hot Springs, NW corner Sierra Valley 1524 Comment
  CHSC65106  Phacelia racemosa Vernon H. Oswald; Lowell Ahart 1995-7-24 7117 Plumas N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  CAS-BOT-BC265833  Phalaris arundinacea John Thomas Howell 1951-8-21 28236 Plumas Mohawk, Sierra Nevada 1371 Comment
  JEPS103525  Phalaris arundinacea Lowell Ahart 2002-7-2 9832 Plumas 1 air mi SW of Franklin Hill; ; N side Forest Road 22N94, 50 yds W of Forest Rd 24N94E, on Hartman Bar Ridge, 4 1/2 air mi NW of Tamarack Flat, 9 air mi NW of La Porte 1583 Comment
  CHSC97086  Phleum alpinum Lowell Ahart; Josephine Guardino 2007-7-20 14342 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC260848  Phleum pratense John Thomas Howell 1959-9-21 34725 Plumas Belden, Sierra Nevada 701 Comment
  CAS-BOT-BC260853  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas West side of Lake Almanor 1828 Comment
  RSA59338  Phleum pratense E. K. Balls 1950-9-8 15705 Plumas Lakes Center Public Campground 2043 Comment
  UCR66513  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas Northern Sierra Nevada, west side of Lake Almanor 1829 Comment
  CHSC89813  Phlox diffusa G. Douglas Barbe; T. C. Fuller 1982-6-15 3703 Plumas Sierra Nevada Foothills. East-facing slope, 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest. 1493 Comment
  UC1124214  Phlox speciosa subsp. occidentalis P. G. Haddock 1938-5-29 6 Plumas Rock Creek Serpentine Plumas National Forest, Downieville Quad. 1219 Comment
  RSA232723  Phlox speciosa subsp. occidentalis Larry E. DeBuhr, Gary D. Wallace 1972-5-21 590 Plumas Plumas National Forest, at pond reservoir in Butterfly Valley. 1067 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
  CDA25094  Phoenicaulis cheiranthoides G. D. Barbe 1982-6-9 3666 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  JEPS120492  Phyllodoce breweri B. Castro and L. P. Janeway 2003-9-6 1449 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, ca 1.5 mi west of Hay Meadow. Comment
  HSC26252  Pinus contorta W. A. Heaton 1965-5-9 37 Plumas 5 mi. NW of Chester off Hwy. 36 Comment
  CAS-BOT-BC78689  Pinus jeffreyi Saichi Kawahara 1968-5-5 410 Plumas Highway 89, 3 miles southeast of Highway 36 1402 Comment
  CAS-BOT-BC78692  Pinus jeffreyi Ahart; Jokerst 1985-10-4 5191 Plumas about 1 mile west of Pilot Peak, about 9 miles north-east of La Porte 1828 Comment
  CAS-BOT-BC78721  Pinus jeffreyi John Thomas Howell 1960-7-18 35503 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC73079  Pinus lambertiana M. B. Kildale 1926-9-11 2761 Plumas Lassen Natl. Park, Juniper Lake. 2054 Comment
  HSC1536  Pinus ponderosa R. A. Magie 1964-5-1 60 Plumas 20 mi. W of Chester on Hwy. 36 1829 Comment
  OBI69178  Pinus ponderosa Kristina L. Schultz, Dan Schultz 2000-11-3 4 Plumas Quincy Range. Located directly off trl at the intersection of Jackson St. and Old Meadow Valley rd 1067 Comment
  RSA286275  Piperia transversa Robert F. Thorne 1974-7-30 45016 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  JEPS123963  Piperia unalascensis Lowell Ahart 2015-7-4 20290 Plumas About 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  UC127441  Plagiobothrys A. A. Heller with P. B. Kennedy 1907-7-2 8682 Plumas between Vinton and Peckwith Comment
  CDA17257  Plagiobothrys cognatus G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16284 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  SEINET10497598  Plagiobothrys cognatus Mary Susan Taylor 1982-7-8 Taylor 4799 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
  CHSC89548  Plagiobothrys cusickii G. D. Barbe; T. C. Fuller 1982-6-17 3845 Plumas Northern California. Plumas National Forest. East shore of Frenchman Lake; Crystal Fishing Access. Arm of the lake at the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  CHSC43397  Plagiobothrys hispidulus Lowell Ahart 1979-7-18 1986 Plumas In a small meadow along the road to Cleghorn Bar, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1645 Comment
  CHSC80168  Plagiobothrys hispidulus L. P. Janeway 1996-6-5 4996 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  JEPS115706  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
  UCD120826  Plagiobothrys hispidus Kim Nixon 1977-5-28 27 Plumas Bird Creek Road, 0.2 mile north of Greeno Road and 7.2 miles east of Doyle. 1950 Comment
  CAS-BOT-BC228460  Plagiobothrys mollis John Thomas Howell 1973-7-9 49708 Plumas Crescent Mills 1066 Comment
  CHSC66618  Plagiobothrys mollis var. mollis Vernon H. Oswald; Lowell Ahart 1996-7-15 8010 Plumas High Cascade Range. S side of the W end of the Hwy. 36 causeway crossing Lake Almanor E of Chester. 1371 Comment
  CHSC84534  Plagiobothrys mollis var. mollis John Dittes; Lowell Ahart 2003-8-8 2003 -92 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 6.3 air-mile southeast of Portola, ca. 4.3 air-mile south by southeast of Beckwourth, ca. 0.2 air-mile east of Beckwourth-Calpine Road (A23). At edge of Dyson Lane. 1487 Comment
  JEPS113597  Plagiobothrys mollis var. mollis Lowell Ahart, Josephine Guardino 2007-7-20 14327 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  RSA718443  Plagiobothrys scouleri var. hispidulus L. Ahart 2006-7-9 12926 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
  RSA39779  Plagiobothrys scouleri var. hispidulus P. A. Munz 1947-5-16 11826 Plumas 8 miles north of Chilcoot. 1524 Comment
  CHSC102054  Plantago lanceolata Lowell Ahart; John Dittes 2009-7-27 16193 Plumas On dry soil, on the south side 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
  JEPS113428  Plantago major Lowell Ahart, John Dittes 2007-6-17 14183 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  SEINET6168466  Platanthera dilatata var. leucostachys A. A. Heller, P. B. Kennedy Plumas Comment
  UC1196424  Platanthera leucostachys Mrs. Mabel Dopplmaier 1949-6-18 Plumas near Johnsville Comment
  UC924256  Platanthera leucostachys H. S. Reed 1941-8-2 Plumas Forest Lodge 1036 Comment
  CHSC21201  Platanthera sparsiflora F. T. Griggs; A. Pass 1975-7-17 208 Plumas Buck's Lake Forest Service Survey. Comment
  SEINET3892859  Platanthera sparsiflora D. W. McNeal 1990-7-25 3843 Plumas Beside the Rd. to the Mills Pk. Lookout (Church Meadows Rd.), 0.5 mi E of the jct. of the Gold Lake Rd.; 0 Comment
  UCD92178  Poa Beecher Crampton 1954-5-11 1876 Plumas Plumas - Lassen County Border, Beckwourth Pass, along highway 24. 1588 Comment
  UCD90586  Poa bolanderi subsp. bolanderi W. R. Powell 1968-7-2 1591 Plumas along road southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  CDA2378  Poa bulbosa L. P. Janeway 1996-5-13 4969 Plumas Northern High Sierra Nevada; Soda Creek, along Road 25N22, 0.3 mile northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. Comment
  UC1795017  Poa bulbosa R. K. Brummitt 1998-5-17 19879 Plumas Rte. 89 near Indian Falls, 2 km from Rte. 70 junction 1000 Comment
  SEINET10593528  Poa bulbosa R. K. Brummitt 1998-5-17 Brummitt 19879 Plumas Rte. 89 near Inkian Falls, 2 km from Rte. 70 junction; roadside shale in valley bottom. Comment
  CHSC112559  Poa compressa B. Castro; L. P. Janeway 2007-6-9 1633 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.9 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, in area of eroded gullies about 10 m off W edge of creek, ca 400 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  JEPS122170  Poa compressa Lowell Ahart 2014-8-20 19714 Plumas High edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  CHSC97202  Poa cusickii subsp. cusickii Lowell Ahart; Josephine Guardino 2007-7-20 14317 Plumas South of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  CAS-BOT-BC255145  Poa cusickii subsp. epilis Mrs. H. C. Cantelow 1941-5-19 s.n. Plumas Near Frenchman Creek NE of Beckwourth 1828 Comment
  UCD90941  Poa cusickii subsp. epilis August L. Hormay 1932-6-9 s.n. Plumas Squaw Queen Valley, near Crocker Ranger Station, Plumas National Forest. Comment
  SEINET10893570  Poa nevadensis John Thomas Howell 1962-6-18 Howell 37757 Plumas Sierra Valley near Beckwourth. Culm-ligule ca. 4 mm. 1487 Comment
  CAS-BOT-BC247279  Poa palustris John Thomas Howell 1960-7-19 35627 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  JEPS121737  Poa pratensis subsp. angustifolia L. P. Janeway 2014-7-15 11522 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). Comment
  CDA2372  Poa pratensis subsp. pratensis L. Ahart, J. Dittes, Robert A. Schlising, J Guardino 2004-7-3 11165 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  CAS-BOT-BC255020  Poa secunda John Thomas Howell; Gordon H. True 1973-7-31 50103 Plumas Summit ridge of Thompson Peak, Diamond Range Comment
  CAS-BOT-BC247060  Poa secunda subsp. juncifolia John Thomas Howell 1955-7-19 30785 Plumas Vinton 1505 Comment
  CAS-BOT-BC242968  Poa secunda subsp. secunda John Thomas Howell 1951-6-28 27687 Plumas Eureka Peak 2133 Comment
  CAS-BOT-BC242987  Poa secunda subsp. secunda John Thomas Howell; et al. 1967-6-12 2085 Plumas Butterfly Botanical Area and Vicinity. Area near spring 1127 Comment
  CHSC100881  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2008-6-8 9397 Plumas Northern High Sierra Nevada. Northeast side of middle of Lower Thompson Valley, about 1.8 km north of Red Clover Creek and about 10 m northeast of the Thompson Valley Creek. 1670 Comment
  CHSC101870  Poa secunda subsp. secunda Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15892 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  CHSC57467  Poa secunda subsp. secunda L. P. Janeway; Garrett Gibson 1991-6-24 4059 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. Meadow. 1691 Comment
  JEPS115948  Poa secunda subsp. secunda Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15892 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  NY546654  Poa sierrae J. T. Howell 1967-5-9 42204 -[female] Plumas Sierra Nevada. 3.5 miles SW of belden, Feather River Canyon 609.6 Comment
  CAS-BOT-BC244267  Podagrostis humilis George W. Gillett 1957-7-19 853 Plumas Lassen Volcanic National Park. Just beyond very large spring 1.25 miles above The Devils Kitchen on trail to Sifford Lakes 2057 Comment
  JEPS108572  Polemonium micranthum L. P. Janeway, B. Castro 2006-6-4 8670 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction with McReynolds Valley Road and Squaw Valley Road 1684 Comment
  JEPS104141  Polemonium pulcherrimum var. pulcherrimum Lowell Ahart 2003-10-17 10648 Plumas Cliffs ne of Humboldt Peak, ca 3/4 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2103 Comment
  UC161971  Polyctenium fremontii Katharine Brandegee 1911-7-20 Plumas Portola Comment
  JEPS83026  Polygonum amphibium var. emersum M. S. Taylor 1982-8-10 4956 Plumas Lake Almanor Almanor NE quad (s end, ca 1 mi w of Canyon Dam) 1371 Comment
  POM104588  Polygonum amphibium var. stipulaceum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC81624  Polygonum aviculare Lowell Ahart 2001-10-8 9309 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  CHSC37676  Polygonum aviculare subsp. aviculare M. S. Taylor; J. Hickman 1982-9-8 5112 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 4 air mi s of Greenville. 1371 Comment
  CAS-BOT-BC414047  Polygonum aviculare subsp. aviculare John Thomas Howell 1955-7-19 30761 Plumas Beckwourth 1493 Comment
  CHSC37701  Polygonum aviculare subsp. depressum M. S. Taylor 1982-9-13 5135 Plumas Ramelli Ranch, under Calpine Rd (109) bridge over Feather River, ca. 1 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC414223  Polygonum aviculare subsp. depressum M. S. Taylor 1982-9-13 5135 Plumas Ramelli Ranch, under Calpine Rd (109) bridge over Feather River, 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
  POM312905  Polygonum coccineum Malcolm A. Nobs, S. Galen Smith 1949-8-19 1454 Plumas Marshy pond on SE side of Portola Comment
  CAS-BOT-BC414556  Polygonum douglasii L. P. Janeway 1993-8-5 4498 Plumas Plumas National Forest, La Porte Ranger District. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap 1623 Comment
  HSC17503  Polygonum douglasii L. S. Rose 1967-7-9 67142 Plumas Quincy 1037 Comment
  RSA0118634  Polygonum douglasii Lowell A. Ahart 2014-8-24 19744 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  RSA518873  Polygonum douglasii Barbara J. Ertter 1988-7-25 7847 Plumas Diamond Mts, 12 air miles SSW of Susanville, Snoring Springs, 1/2 mile N of Diamond Mt Greenville Red Rock jct 1982 Comment
  JEPS113605  Polygonum douglasii subsp. douglasii Lowell Ahart, John Dittes 2007-6-16 14091 Plumas On dry soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UCD100469  Polygonum minimum G. F. Hrusa 1992-10-8 10503 Plumas Bucks Lake Wilderness. 1828 Comment
  CDA13347  Polygonum phytolaccifolium G. F. Hrusa, T. D. Wilfred 1996-7-9 13195 Plumas Sierra Nevada; Grizzly Campground, S of Bucks Lake on Hwy 162. Comment
  JEPS125760  Polygonum polygaloides subsp. confertiflorum William Harnach 2013-5-18 1354 Plumas 0.25 miles East of County Road A-23 on Marble Lane, south of Beckwourth. Comment
  SEINET8584719  Polygonum polygaloides subsp. confertiflorum W. Harnach 2013-5-18 1354 Plumas 0.25 miles east of Co. Rd A-23 on Marble Lane, south of Beckwourth 1491 Comment
  UC570301  Polygonum polygaloides subsp. confertiflorum E. Sawyer 1935-6-27 161 Plumas Charlies Valley Plumas National Forest, Sierraville Quadrangle 1524 Comment
  CHSC99827  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2008-7-9 15065 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte. 1689 Comment
  CDA28561  Polygonum sawatchense G. D. Barbe 1982-6-9 3659 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  CAS-BOT-BC420220  Polygonum sawatchense subsp. sawatchense Alice Eastwood 1927-6-17 14628 Plumas United States Forest Reserve. Long Valley Comment
  CAS-BOT-BC420222  Polygonum sawatchense subsp. sawatchense A. A. Heller; P. B. Kennedy 1907-7-11 8807 Plumas Prattville Comment
  CAS-BOT-BC420221  Polygonum sawatchense subsp. sawatchense C. R. Quick 1957-6-15 57 -08 Plumas About 1/2 mile south of Lake Almanor Comment
  CAS-BOT-BC421043  Polygonum spergulariiforme L. P. Janeway; Garrett Gibson 1991-7-18 4078 Plumas Plumas National Forest, Beckwourth Ranger District. North side of Grizzly Valley ca 1 mi east of Lake Davis. On north side of County Road. 1777 Comment
  CAS-BOT-BC72115  Polystichum Wayne Dakan 1976-6-1 s.n. Plumas near Bucks Lake 1584 Comment
  POM120960  Polystichum imbricans R. M. Austin 1876-1 s.n. Plumas [no locality information provided] Comment
  JEPS116124  Polystichum imbricans subsp. imbricans Lowell Ahart, John Dittes 2009-7-27 16164 Plumas On dry soil, on and around large rocks, about 50 yards southeast of a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CAS-BOT-BC72350  Polystichum imbricans subsp. imbricans L. P. Janeway 1990-9-28 3854 Plumas West Branch Soda Creek 0.4 mi N of East Branch North Fork Feather River and Hwy 70, vicinity of Paxton 914 Comment
  CAS-BOT-BC72351  Polystichum imbricans subsp. imbricans L. P. Janeway 1993-7-22 4473 Plumas Along the Pipeline Road 3.3 mi northwest of Lower bucks Lake dam, Bucks Lake quad. 1584 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
  UC1523809  Polystichum imbricans subsp. imbricans Gary Schoolcraft 1982-8-2 842 Plumas w Crescent Mills 1219 Comment
  UCD150216  Polystichum kruckebergii G. Ledyard Stebbins 1968-8-1 6847 Plumas East Slope of Grizzly Peak, southwest of Taylorsville. (Exact location unknown. Coordinates estimated by label maker. Note: this location taken from Stebbins's notebook. Location given on label made by Stebbins is: Devil's Punchbowl, on Grizzly Mountain, north of Quincy. Date in notebook is 3 Aug 1968 and date on label is 1 Aug 1968. Elevation in notebook is 7500 ft. and elevation on label is 7300 ft.) 2225 Comment
  CHSC84996  Polystichum scopulinum Lowell Ahart 2003-10-17 10654 Plumas Cliffs north of Humboldt Peak, on the south side of the Pacific Crest Trail, about 1/2 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2042 Comment
  CHSC97802  Polystichum scopulinum L. P. Janeway 2007-8-12 9165 Plumas Northern High Sierra Nevada. Near Road 23N73Y 3.4 road km north of Oroville-Quincy Hwy and Grizzly Summit. Rocky bouldery north-facing dry drainage above the road. 1652 Comment
  CHSC80687  Populus balsamifera subsp. trichocarpa Lowell Ahart 2001-6-4 8751 Plumas Edge of the South Fork of the Feather River, about 1/4 mile northeast of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. 1615 Comment
  CAS-BOT-BC102701  Populus tremuloides Elmer I. Applegate 1929-6-21 5786 Plumas Warner Valley, Mount Lassen region Comment
  CAS-BOT-BC102759  Populus tremuloides Anna Head 1920-7-15 s.n. Plumas Gold Lake, Feather River Region 1981 Comment
  CAS-BOT-BC102702  Populus tremuloides John Thomas Howell 1960-7-18 35589 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC105582  Populus trichocarpa John Thomas Howell 1960-7-19 35701 Plumas Drakesbad - Lassen Volcanic National Park 1828 Comment
  UC1564764  Porterella carnosula V. Oswald and L. Ahart 1989-8-22 3950 Plumas ca 2 mi (air) nnw Humbug Summit (Lost Lake); , nnw of Humbug Summit 1950 Comment
  SBBG69658  Porterella carnosula E. Rockwell -Jun-1925 493 Plumas Last Chance Crk 1828 Comment
  POM312995  Potamogeton foliosus Malcolm A. Nobs, S. Galen Smith 1949-8-18 1363 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CHSC20817  Potamogeton illinoensis K. R. Stern 1975-7-25 5831 Plumas NW shore of Lake Almanor. 1371 Comment
  CHSC108036  Potamogeton natans L. P. Janeway 2011-9-22 10736 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. Plants floating in 6+dm of water. 1468 Comment
  RSA246637  Potamogeton natans Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42332 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest. 1159 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
  UCD149953  Potamogeton natans William Anderson 1963-6-9 s.n. Plumas Quincy. Comment
  SEINET4689847  Potamogeton nodosus W. Harnach, N. Harnach 2000-8-2 973 Plumas Sierra Valley, 1/2 mile west of Steel Bridge on Marble Lane 1486 Comment
  UC1099820  Potamogeton pectinatus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1406 Plumas 2 mi s of Greenville; Indian Valley Comment
  CHSC115833  Potamogeton richardsonii Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20426 Plumas On the west side of Duck Lake (near Blue Lake), 1180 feet north of Forest Serive Road 29N18, 3.19 air-miles west-southwest of Sifford Mt., 6.41 air-miles south-southeast of Lassen Peak. 1892 Comment
  SEINET10483933  Potentilla Mary Susan Taylor 1981-7-6 Taylor 3976 Plumas T24N R15E nw/ne sec 15. Dixie Mt quad. Top of Dixie Mt near the Lookout, ca. 5 air mi W of N tip of Frenchman Lake, ca. 13 air mi NW of Chilcoot. Pure volcanic rock outcrop; 8327 ft elev. 2538 Comment
  CAS-BOT-BC540035  Potentilla biennis John Thomas Howell 1977-8-11 52687 Plumas Sierra Nevada, Canyon of Little Last Chance Creek, between Chilcoot and Frenchmans Reserovoir 1706 Comment
  CDA18443  Potentilla glandulosa G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3146 a Plumas Sierra Nevada; 3.25 mi west of Round Valley Reservoir Dam; 0.25 mil east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  UCR60738  Potentilla glandulosa B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0955 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  CHSC66640  Potentilla gracilis var. fastigiata Vernon H. Oswald; Lowell Ahart 1996-7-15 8041 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from road 29N11. 1371 Comment
  CAS-BOT-BC540075  Potentilla gracilis var. fastigiata Anna Head 1920-7-25 s.n. Plumas Lake Center 1920 Comment
  CAS-BOT-BC158519  Potentilla millefolia Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  RSA712806  Potentilla millefolia L. P. Janeway 2005-6-12 8418 Plumas East side of Feather River Meadows, 0.8 km N of Rice Creek and North Fork Feather River confluence. 1631 Comment
  CHSC113591  Potentilla rivalis Lowell Ahart 2014-8-24 19750 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC60141  Potentilla rivalis L. P. Janeway 1992-11-4 4320 Plumas Plumas National Forest. Northwest side of Lake Davis, ca 0.3 mi west of the Bagley Pass Road; at the end of Mosquito Slough Road (24N54Y). Below high water level, ca 200 ft from present water level. 1755 Comment
  SBBG121528  Potentilla rivalis L. Ahart 2007-6-17 14181 Plumas Red Clover Crk ca. 30 yards E of County Rd 111 (Beckwourth Genesee Rd), ca. 0.25 mi E of bridge across Red Clover Crk, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1654 Comment
  CHSC40875  Poteridium annuum K. R. Stern 1985-6-25 8283 Plumas Vicinity of Blairsden. 1371 Comment
  CHSC97104  Poteridium annuum Lowell Ahart; Josephine Guardino 2007-7-21 14384 Plumas Sides of a small drying stream, about 60 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  UCD113967  Poteridium annuum Tofsrud 1948-7-1 s.n. Plumas Between Meadow Valley and Bucks. Comment
  SBBG3116  Poterium sanguisorba H. and M. Dearing 1938-6-25 2261 Plumas near Greenville Comment
  SBBG3117  Poterium sanguisorba H. and M. Dearing 1939-7-3 3814 Plumas Greenville Comment
  CAS-BOT-BC47620  Primula suffrutescens Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC47621  Primula suffrutescens Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  SJSU13890  Primula suffrutescens N. A. Hopkins & M. F. 1985-8-29 1322 Plumas 0.5 mi SW of Long L & Mt Elwell 2255 Comment
  UC1332390  Primula suffrutescens Mrs. L. Williams 1967-8-12 Plumas Luther Ridge between Wade Lake and Spencer Lake; Luther Ridge between Wade Lake and Spencer Lake 2225 Comment
  SEINET12272878  Prunella vulgaris subsp. lanceolata Unknown 1961-1 239 Plumas Upper Butterfly Valley, 2.5mi W turn off Hwy 89-US 40 alt. 1 mi S Keddie. T25N R9E Sect.21.* 1158 Comment
  CDA9314  Prunella vulgaris var. lanceolata D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .267 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  RSA59693  Prunella vulgaris var. lanceolata E. K. Balls 1950-9-9 15763 Plumas South end of small lake, to west of Lakes Center Public Campground. 2043 Comment
  SBBG128284  Prunella vulgaris var. lanceolata L. Ahart, J. Dittes 2009-7-13 16042 Plumas N side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2.0 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reservoir Dam 1476 Comment
  CAS-BOT-BC158148  Prunus emarginata Mary Strong Clemens 1920-6-25 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC158153  Prunus emarginata John Thomas Howell 1976-7-20 52036 Plumas At south end of Lake Almanor 1371 Comment
  SEINET10483447  Prunus emarginata Mary Susan Taylor 1982-5-25 Taylor 4531 Plumas 4800 ft. T23N R10E nw/sw sec 25. Blue Nose Mt quad. Jct of Peoria Creek Rd (23N10), and Cold Water Creek, 2.5 mi n of Nelson Creek Bridge, ca. 4 air mi sw of Sloat. 1463 Comment
  CAS-BOT-BC154848  Prunus virginiana var. demissa Alice Eastwood 1918-5-25 7039 Plumas Portola Comment
  CAS-BOT-BC154853  Prunus virginiana var. demissa John Thomas Howell 1924-8-10 610 Plumas Crescent Mills 1219 Comment
  CHSC40930  Prunus virginiana var. demissa K. R. Stern 1985-6-25 8276 Plumas Vicinity of Blairsden. Comment
  SEINET7412554  Prunus virginiana var. demissa M. Ferguson, D. Matthews, C. Hoffman, J. Jaggers, B. Kalb, A. Onisko 2011-10-3 s.n. Plumas Grizzly Creek Ranch, near riparian area. Comment
  CAS-BOT-BC356381  Pseudognaphalium beneolens John Thomas Howell 1960-8-20 36279 Plumas Near Lassen Volcanic National Park. Kelly Camp, near Drakesbad 1615 Comment
  CAS-BOT-BC356382  Pseudognaphalium beneolens John Thomas Howell 1960-7-20 35756 Plumas Lassen Volcanic National Park. Boiling Springs Lake 1798 Comment
  UCD135250  Pseudognaphalium thermale John Thomas Howell 1960-7-20 35756 Plumas Boiling Springs Lake. 1798 Comment
  CHSC21605  Pseudostellaria jamesiana D. E. Brink; L. M. Mayer 1975-7-18 Plumas Bucks Lake Floristic Survey. Found in a meadow in the ne portion of the section. Comment
  UC1075673  Pseudostellaria jamesiana Robert J. Weatherby 1955-7-2 1582 Plumas Wilcox Valley 1767 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
  SEINET10475096  Psilocarphus brevissimus Mary Susan Taylor 1982-6-10 Taylor 4634 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
  HSC93539  Psilocarphus oregonus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3184 Plumas Mt. Hough-Crystal Lake Rd. at junction of Howells Rd. to Tollgate Creek, 2.5 mi. NE of Quincy junction 1280 Comment
  UCD91537  Puccinellia distans John Thomas Howell 1955-7-19 30803 Plumas Vinton. 1505 Comment
  CHSC96848  Purshia tridentata var. tridentata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14003 Plumas East side of an open rocky flat, 20 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  HSC19594  Purshia tridentata var. tridentata W. R. Rogers 1966-7-28 210 Plumas 2012 Comment
  CHSC64100  Pycnanthemum californicum B. Castro; L. P. Janeway 1987-7-17 147 Plumas Butterfly Valley Botanical Area, on SE-facing slope. 1188 Comment
  CHSC66702  Pycnanthemum californicum Vernon H. Oswald; Lowell Ahart 1996-8-1 8132 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1432 Comment
  RSA331943  Pycnanthemum californicum Dave Kelly, Walter Wisura 1985-8-2 4092 Plumas Ca. 3.3 mi. fr. Hwy 70 at Twain; just N of Butterfly Botanical area. Comment
  CAS-BOT-BC462897  Pyrola asarifolia Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2236 Plumas Butterfly Botanical Area and Vininity: Fern Glen 1097 Comment
  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
  SEINET11262178  Pyrola picta Robert L. Johnson, Mikel R. Stevens 2015-7-11 3954 Plumas Northern High Sierra Nevada. 0.6 rd mi S of jct with Cold Water Rd and Red Mtn Road on Gravel Range Rd. Ca 3.5 air mi south of Bucks Lake.; 0 1771 Comment
  JEPS101250  Pyrrocoma hirta var. lanulosa Dean W. Taylor 2000-8-12 17549 Plumas Camp 14 (ca. 5 air miles SE from Antelope Lake), drainage of Last Chance Creek, along Forest Road 26N07 1694 Comment
  UCR57894  Pyrrocoma lucida R. D. Goeden, Don W. Ricker 1989-8-22 890822- 5 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, Frenchman Lake 1704 Comment
  JEPS20304  Pyrrocoma racemosa var. paniculata Lewis S. Rose 1955-7-19 55147 Plumas Vinton 1505 Comment
  CAS-BOT-BC362346  Pyrrocoma racemosa var. paniculata John Thomas Howell 1977-8-11 52717 Plumas Chilcoot 1524 Comment
  CAS-BOT-BC93981  Quercus durata John Thomas Howell 1959-9-21 34792 Plumas Rich Bar 762 Comment
  CHSC67437  Quercus garryana var. semota James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2564 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy. 70. 1584 Comment
  CAS-BOT-BC105310  Quercus kelloggii Clare B. Hardham 1975-8-2 20455 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC105311  Quercus kelloggii Mrs. E. C. Suttiffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC105312  Quercus kelloggii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54295 Plumas E side of Indian Valley just N of Taylorsville 1112 Comment
  CAS-BOT-BC104598  Quercus vacciniifolia Mary Strong Clemens 1920-9-1 s.n. Plumas Gold Valley Comment
  CHSC21120  Quercus vacciniifolia F. T. Griggs; A. Pass 1975-7-2 40 Plumas East of road. Comment
  UCD14011  Quercus vacciniifolia John M. Tucker 1948-7-24 1733 Plumas California, Plumas Co.: about 1/4 mi. below the Camel Peak Lookout, along the road; Comment
  UCD23331  Quercus vacciniifolia E. W. Jameson 1948-12-2 s.n. Plumas 2 mi. south, 2 mi. east of Quincy. 1158 Comment
  UCSB65469  Quercus vacciniifolia Tucker, John 1948-7-25 Plumas Ca. 3/4 mi. west of United Mining Co. mine on southwest side of Camel Peak 1554 Comment
  CAS-BOT-BC362685  Raillardella argentea Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake region Comment
  CHSC107439  Ranunculus alismifolius var. alismellus Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-6-28 2 Plumas Northern High Sierra Nevada. 0.2 miles (air) South of Goat Mountain on opposite side of Pancake Ravine in a wet meadow on a N facing 0-25% slope. 1626 Comment
  CHSC61668  Ranunculus alismifolius var. alismellus Vernon H. Oswald; Lowell Ahart 1993-8-25 5869 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., ca. 0.3 mi upstream from the S boundary of the park. In forest on the E side of the creek, between the cascades and Twin Mdws. 2049 Comment
  JEPS103570  Ranunculus alismifolius var. alismellus Lowell Ahart 2002-6-26 9793 Plumas Growing along a small stream, ca 150 yards N of the gravel road, ca 1/4 mile (air) W of Lumpkin Ridge Road, ca 1 mile (air) SE of Tamarack Flat, ca 2 miles (air) NW of Little Grass Valley Reservoir dam, ca 5 miles (air) NW of La Porte. 1718 Comment
  CHSC98349  Ranunculus alismifolius var. hartwegii L. P. Janeway 2007-6-3 9013 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 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
  CAS-BOT-BC379246  Ranunculus aquatilis var. diffusus John Thomas Howell 1960-7-23 35970 Plumas Lassen Volcanic National Park, Drakesbad, Dream Lake 1829 Comment
  SEINET7720806  Ranunculus austinae Unknown Plumas Big Meadows Comment
  SD132416  Ranunculus occidentalis B. Pitzer, S. Morgan, H. Soldan 1988-5-29 958 Plumas Plumas National Forest, ca. 6 mi. N of Gold Lake on Gold Lake Road, and 2.6 mi. S of Junction with Hwy. 89 1829 Comment
  SD43461  Ranunculus occidentalis var. ultramontanus Philip A. Munz 1947-5-16 11824 Plumas wet silty meadow, 8 miles north of Chilcoot 1524 Comment
  UCR139353  Ranunculus repens David D. Keck 1932-7-3 1678 Plumas Northern Sierra Nevada Mtns., Quincy 1067 Comment
  CAS-BOT-BC74314  Raphanus sativus James T. Vale 1980-9-21 s.n. Plumas Sierra Nevada. Onion Valley, La Porte road. Comment
  SD149112  Rhamnus John Thomas Howell 1976-7-14 51824 Plumas American Valley near Qunicy on road to Qunicy Junction 1036 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
  JEPS103380  Rhamnus purshiana Lowell Ahart 2002-7-6 9838 Plumas On the SW side of a meadow, on the W side of the dirt road, on Rock Island Ridge, ca 3/4 mile SE of Soapstone Hill and the Oroville Quincy Highway, ca 1 1/2 miles (air) NE of Four Trees. 1611 Comment
  POM186836  Rhamnus purshiana D. D. Keck 1932-7-3 1647 Plumas Hillside S of town, Spruce yellow pin forest. 1189 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
  UC170940  Rhamnus purshiana H. M. Hall Jun 1912 9260 Plumas American Valley, at Seeman's Sierra Mountains 1066 Comment
  CDA9328  Rhamnus rubra D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .288 Plumas Plumas Eureka State Park. S Johnsville Comment
  JEPS112916  Rhamnus rubra Dean W. Taylor 2001-8-2 17894 Plumas on northwestern flank Lexington Hill along Forest Road 21N15 ca. 0.3 miles N of junction of Forest Road 21N05Y (ca. 1.5 air mile W of La Porte) 1676 Comment
  UC1408962  Rhamnus rubra R. F. Thorne and C. W. Tilforth 1969-9-6 39225 Plumas ca 2.5 mi s Graeagle (on Gold Lake Road) 1645 Comment
  SEINET5765978  Ribes aureum W. Harnach, N. Harnach 1990-4-20 267 Plumas Sierra Valley, Approx 3 road miles E of Beckwourth, Goodwin Ranch, South side of hwy along fence line 1503 Comment
  CDA19215  Ribes cereum var. cereum G. D. Barbe, T. C. Fuller 1982-6-16 3795 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CHSC70015  Ribes cereum var. cereum L. P. Janeway 1997-5-14 5130 Plumas Ross Canyon; along Road 25N31 0.9 mi northeast of Road 28N01 (Dixie Valley Road). 1813 Comment
  CAS-BOT-BC219211  Ribes nevadense David D. Keck 1932-7-3 1628 Plumas Mountain slope S of Quincy 1066 Comment
  CAS-BOT-BC219212  Ribes nevadense David D. Keck 1932-7-3 1628 Plumas Mountain slope S of Quincy 1066 Comment
  JEPS115783 Image available Ribes nevadense Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15871 Plumas Southwest of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  JEPS28655 Image available Ribes nevadense George W. Gillett 1957-7-19 857 Plumas about 1 1/4 mi above Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanie National Park 2057 Comment
  JEPS49286  Ribes nevadense W. L. Jepson 1924-7-22 10617 Plumas Rich Point Middle Fork Feather River 1097 Comment
  UC465793  Ribes nevadense H. M. Hall July 1912 9322 Plumas Long Lake Sierra Nevada Mountains 2042 Comment
  CDA14719  Ribes roezlii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3241 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CAS-BOT-BC186220  Ribes roezlii var. roezlii Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Drakesbad, Lassen Volcanic Park Comment
  CAS-BOT-BC186222  Ribes roezlii var. roezlii Ella Dales Cantelow 1941-5-18 3520 Plumas At Johnsville 4 1/2 mi. w. of Mohawk Comment
  CAS-BOT-BC186221  Ribes roezlii var. roezlii John Thomas Howell 1960-7-18 35555 Plumas Drakesbad 1828 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
  UC725661  Ribes velutinum A. A. Heller 1942-5-8 16469 Plumas Vinton cemetery 1524 Comment
  CHSC36917  Rigiopappus leptocladus M. S. Taylor 1982-6-10 4623 Plumas S side of 23N72, 1/2 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. 1645 Comment
  UC1538511  Rigiopappus leptocladus John L. Strother 1987-6-28 1358 Plumas 6.0 mi n Beckwourth (along road to genese, n of Sierra Valley) 1750 Comment
  CAS-BOT-BC74634  Rorippa curvisiliqua A. A. Heller 1915-7-7 12056 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 miles west of Bucks. Comment
  UC1037329  Rorippa curvisiliqua Leo Whitney 1934-8-8 1949 Plumas ca 10 mi nw Portola (3 mi e of the Cate Place); Plumas National Forest, Big Grizzley Valley 1828 Comment
  UCD115310  Rorippa curvisiliqua J. M. Tucker 1948-7-24 1718 Plumas near road from Cascade to Camel Peak. 1615 Comment
  CAS-BOT-BC74645  Rorippa curvisiliqua Alice S. Mulford 1944-8-13 s.n. Plumas Lower bank, Middle Fork of Feather River about 100 yards above bridge of Blairsen-Mohawk road. 1341 Comment
  CHSC97546  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2007-6-17 14102 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS115332  Rorippa curvisiliqua var. orientalis Lowell Ahart, John Dittes 2009-9-7 16379 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CDA26254  Rosa bridgesii L. Ahart, J. Dittes, J Guardino, Robert A. Schlising 2004-7-3 11174 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  UC467811  Rosa bridgesii H. M. Hall June 1912 9261 Plumas Willow Creek Sierra Nevada Mountains 1249 Comment
  CAS-BOT-BC148180  Rosa gymnocarpa Lewis S. Rose 1963-6-3 63098 Plumas Butterfly Valley, 2 mi. sw of Keddie 1188 Comment
  CAS-BOT-BC148181  Rosa gymnocarpa Thomas H. Kearney 1944-8-14 71 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC148182  Rosa gymnocarpa Alice Eastwood 1927-6-1 s.n. Plumas Forest Lodge Comment
  CDA14694  Rosa gymnocarpa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3173 Plumas 2.0 miles south of Long Valley and Rush Creek roads, 4.0 miles north of Highway 70 at Grays Flat. 1447 Comment
  CAS-BOT-BC147045  Rosa pisocarpa John Thomas Howell 1961-6-21 36701 Plumas Greenville 1097 Comment
  CHSC85688  Rosa pisocarpa Baldo Villegas 1999-7-8 Plumas Frenchman's Lake Rd. Comment
  UC711930  Rosa woodsii subsp. ultramontana Roxana S. Ferris and Laura Lorraine 1941-8-8 10413 Plumas Greenville 1091 Comment
  UCD130304  Rubus parviflorus Albert Grigarick 2011-8-15 300 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .8 miles W from Graeagle Trailhead to Hawley Falls. 1785 Comment
  UC572310  Rumex acetosella E. Sawyer 1935-6-6 74 Plumas 3.25 mi s Sugarloaf; Sierraville Quad. 1493 Comment
  CAS-BOT-BC422040  Rumex acetosella Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC422042  Rumex acetosella Lewis S. Rose 1968-6-10 68092 Plumas Quincy 1036 Comment
  RSA0039546  Rumex acetosella Lowell A. Ahart 2008-8-13 15182 Plumas On the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte. 1613 Comment
  CAS-BOT-BC433318  Rumex crispus Alice Eastwood 1927-6-18 14689 Plumas United States Forest Reserve. Near Greenville Comment
  CHSC97218  Rumex fueginus Lowell Ahart; Josephine Guardino 2007-7-20 14346 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CDA22910  Rumex maritimus L. P. Janeway 2001-7-25 7386 Plumas High Cascade Range; Southwest side of Lake Almanor, below high water line, about 100 meters out; near Highway 89 2.3 km north-northwest of Almanor West Road. Comment
  CHSC53064  Rumex paucifolius subsp. paucifolius L. P. Janeway 1989-6-20 3345 B Plumas Plumas National Forest Beckwourth Ranger District. Forest along SW side of Red Clover Valley. Openings of mostly bare soil in sagebrush. 1691 Comment
  SEINET10479813  Rumex triangulivalvis var. oreolapathum Lowell Ahart 1985-7-11 Ahart 5121 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CHSC95003  Sagina saginoides Lowell Ahart 2006-10-23 13478 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
  RSA519214  Sagittaria cuneata M. Lee Overholtzer 1961-8-23 182 Plumas Rich Bar on East Fork of Feather River. Sierra Nevada Mtn range, Feather River drainage area. 734 Comment
  UC54240  Sagittaria cuneata H. M. Hall and E. B. Babcock July, 1903 4417 Plumas in small lake of nw Plumas Co. Sierra Nevada Mountains 1645 Comment
  SD6305  Sagittaria latifolia Daniel Cleveland 1882-7-27 Plumas Big Meadows Comment
  POM167529  Salix eastwoodiae E. C. Sutliffe 1919-08 s.n. Plumas Gold Lake region. Comment
  SEINET3158446  Salix eastwoodiae E. K. Balls 1950-9-1 15586 Plumas E shore of Long Lake, turning from Mt. Elwell. Southern Plumas Co. 2103 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
  JEPS102316  Salix exigua Lowell Ahart 2001-6-4 8758 Plumas 5 air miles NE of La Porte (overflow area on N side of South Fork of the Feather River, 1/2 mi SW of the Feather Fork Mine, 1 mi NE of Little Grass Valley Reservoir) 1594 Comment
  UCD147795  Salix exigua var. exigua Allyson Ayalon; Lucie Jerabkova 2012-8-1 148 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  UC525906  Salix geyeriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 696 Plumas Fork of Feather River ca. 5 mi s.w. of Prattville Comment
  UC846472  Salix geyeriana Alice Eastwood 1918-5-25 7003 Plumas Portola Comment
  CHSC41279  Salix gooddingii J. D. Jokerst 1984-5-14 2018 Plumas Ward Creek ca. 1/4 mile above falls. SW of Genesee Valley. 1584 Comment
  CAS-BOT-BC125303  Salix lasiandra var. lasiandra A. A. Heller 1913-6-13 10849 Plumas Near Marston Station 1066 Comment
  CAS-BOT-BC125313  Salix lasiandra var. lasiandra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54336 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  CHSC112117  Salix lasiandra var. lasiandra L. P. Janeway 2014-7-15 11555 Plumas Northern High Sierra Nevada. Plumas National Forest. Happy Valley, about 6.4 air-km northeast of Crombeerg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CAS-BOT-BC125326  Salix lasiandra var. lasiandra Ella Dales Cantelow 1940-5-11 4330 Plumas Nr. Ford at Meadow Valley Creek Comment
  CAS-BOT-BC107054  Salix lasiolepis Walter Knight; Irja Knight; John Thomas Howell 1967-5-8 1786 Plumas Mouth of Butterfly Creek 1036 Comment
  RSA31980  Salix lasiolepis var. bigelovii A. A. Heller 1938-5-30 15135 Plumas The Feather River near Vigilia. 793 Comment
  JEPS102790  Salix lasiolepis var. lasiolepis Lowell Ahart 2001-6-4 8756 Plumas Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile SW of the Feather Fork Mine, about 1 mile NE of Little Grass Valley Reservoir, about 5 miles (air) NE of La Porte. 1594 Comment
  CAS-BOT-BC124796  Salix lemmonii John Thomas Howell 1960-7-20 35724 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC124800  Salix lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1881 Plumas At north end of Butterfly Valley proper 1036 Comment
  CAS-BOT-BC124801  Salix lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1882 Plumas At north end of Butterfly Valley proper 1036 Comment
  CAS-BOT-BC124802  Salix lemmonii John Thomas Howell 1967-6-23 42700 Plumas Butterfly Valley 1066 Comment
  CHSC9573  Salix lemmonii E. L. Smith 1971-4-28 947 Plumas In Indian Valley ca. 1 mi se of Greenville. 1088 Comment
  RSA201311  Salix lemmonii J. T. Howell 1960-7-20 35725 Plumas Drakesbad. 1677 Comment
  LA208844  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas N fork of Feather River, at Chester, at hwy bridge 1350.0 Comment
  UC482034  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 394 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  CHSC37019  Salix lucida subsp. lasiandra M. S. Taylor 1982-5-16 4454 Plumas Ca. 1/8 mi e of Hwy 89, ca. 1/4 mi n of Graeagle, in Mohawk Valley. 1310 Comment
  CHSC87996  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11173 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  RSA5706  Salix melanopsis Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 395 Plumas N Fork of Feather River, at Chester. 1350 Comment
  JEPS14870  Salix prolixa John Warren Duffield 1937-5-30 Plumas near rd. into U. C. Forestry Camp (gravel pit n of Meadow Valley Creek, near rd. into camp) Comment
  CAS-BOT-BC129093  Salix scouleriana Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas At Johnsville on road to Gibsonville 1615 Comment
  CDA14771  Salix scouleriana G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3366 Plumas SE of Bucks Lake Road and Bucks Creek, 0.3 mile southwest of Bucks summit on Bucks Lake Road. Sheet 2 of 2. 1645 Comment
  RSA794996  Salix scouleriana L. Ahart, John Dittes 2009-7-15 16079 Plumas Along a small wash on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  CAS-BOT-BC176979  Salsola tragus Lowell Ahart 1981-9-6 3091 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC52517  Sambucus racemosa var. microbotrys L. P. Janeway 1990-6-27 3735 Plumas Plumas National Forest. Along Joseph Creek about 1/4 mi east of its headwaters on the northeast side of Grizzly Ridge. 2026 Comment
  UC401137  Sambucus racemosa var. microbotrys unknown Plumas Comment
  RSA52951  Sanguisorba annua R. Weatherby 1950-7-7 1456 Plumas Gansner Creek. Quincy. 1220 Comment
  UC114597  Sanguisorba annua unknown 1892-7-4 Plumas Prattsville Comment
  UC555549  Sanguisorba annua H. L. Mason 1924-6-16 1042 Plumas near Graeagle (South banks of Feather River); s banks of Feather River Comment
  CAS-BOT-BC8644  Sanicula bipinnatifida var. flava Amos Arthur Heller 1913-6-13 10839 Plumas Near Marston Station 1066 Comment
  CDA18748  Sanicula graveolens G. D. Barbe, T. C Fuller 1982-7-16 3769 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CHSC75441  Sanicula graveolens G. F. Hrusa; T. D. Wilfred 1997-6-26 13926 Plumas Sierra Nevada. About Brady's Camp. Pine Creek Valley, - 1/2 mi. NE Argentine Rock. 2125 Comment
  CHSC89816  Sanicula graveolens G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3202 Plumas Sierra Nevada. 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  UC1532342  Sanicula graveolens Vernon Oswald 1986-6-6 2084 Plumas La Porte--Quincy Rd at S Fork of the Feather River 1965 Comment
  UC1561210  Sanicula graveolens Barbara Ertter with Gary Schoolcraft 1988-7-3 8646 Plumas 8 air mi s of Susanville (on s side of Red Rock Lookout); Red Rock Lookout 2255 Comment
  UC1778616  Sanicula graveolens G. Douglas Barbe, T. C. Fuller 1982-7-16 3769 Plumas Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Beardsley Mine on forest road 3.8 mile S of Green Flat, Plumas National Forest. 1981 Comment
  SEINET10454662  Sanicula graveolens Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3886 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
  SEINET13945235 Image available Sanicula nevadensis A. A. Heller 1915-1 12061 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. Elev 5500 ft. 12 miles west of Buck 1676 Comment
  CHSC112613  Saponaria officinalis Lowell Ahart 2013-9-11 19030 Plumas Gravel bar on the west side of Chips Creek, about 20 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  SEINET3238872 Image available Sarcodes sanguinea Marion Ownbey, Ruth P. Ownbey 1938-7-14 1741 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor, Sierra Nevada. Comment
  CAS-BOT-BC466215  Sarcodes sanguinea Mary Strong Clemens 1920-6-1 s.n. Plumas Crystal Lake Comment
  CHSC21305  Saxifraga mertensiana F. T. Griggs; A. Pass 1975-7-8 119 Plumas Buck's Lake. Comment
  JEPS91025  Schoenoplectus subterminalis Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11435 Plumas Cascade Mountains, Lassen National Park, Little Willow Creek Little Willow Creek; Cascade Mountains, Lassen Nat'l Park, Little Willow Creek 1874 Comment
  CAS-BOT-BC35590  Scirpus congdonii Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 2088 Plumas Butterfly Botanical Area, near spring 1127 Comment
  CHSC78750  Scirpus congdonii L. P. Janeway 2000-7-16 6921 Plumas Northern High Sierra Nevada. Mosquito Flat, 3.2 km south of Haskins Valley. East side of large flat dry meadow. 1676 Comment
  UC1100850  Scirpus congdonii Malcolm A. Nobs, S. Galen Smith 1949-8-18 1394 Plumas Last Chance Marshes at n end Lake Almanor (just s of Chester); s of Chester, Last Chance Marshes at n end Lake Almanor Comment
  CHSC65855  Scirpus microcarpus L. P. Janeway 1995-9-18 4930 Plumas 0.8 mi southeast of the southern tip of Crocker Mountain; at spring along Road 24N06 about halfway between Crocker Meadow and Big Grizzly Creek. 1865 Comment
  CHSC66629  Scutellaria antirrhinoides Vernon H. Oswald; Lowell Ahart 1996-7-15 8016 Plumas E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. 1371 Comment
  UC1585915  Scutellaria antirrhinoides Barbara Ertter 1989-7-4 8684 a Plumas sw of Chester (2.2 mi w of jct with Hwy 89 and Hwy 36) 1463 Comment
  UC450431  Scutellaria bolanderi subsp. bolanderi J. G. Lemmon 404 Plumas Indian Valley; Indian Valley, High Sierra Comment
  UCD125680  Scutellaria nana Michael A. Vincent 1999-6-8 8557 Plumas Plumas National Forest, Milford Ranger District. Along FS 26N16 between FS 26N17 and Doyle's Crossing bridge. Comment
  CHSC33822  Scutellaria siphocampyloides M. S. Taylor; M. Foster 1981-6-2 3824 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
  JEPS62868  Scutellaria tuberosa W. I. Follett 1937-5-30 Plumas Rich Gulch 1173 Comment
  CAS-BOT-BC418396  Sedum plumasanum Walter Knight; Irja Knight 1969-6-25 2433 Plumas 4.3 mi. up Caribou Road from Hwy 70. Comment
  CAS-BOT-BC63848  Sedum spathulifolium John Thomas Howell 1967-6-23 42728 Plumas Lewisia Rock, 3/5 miles southwest of Belden, Feather River Canyon. 609 Comment
  UCSB46159  Sedum spathulifolium Reisentz, Paul 1979-5-12 Plumas Intersection of North Fork Camp Road and Highway 70 Comment
  CAS-BOT-BC363366  Senecio aronicoides Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CHSC21531  Senecio aronicoides D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake. Comment
  CHSC91475  Senecio aronicoides L. P. Janeway 2005-6-26 8442 Plumas Northern High Sierra Nevada. Steep east-facing slope above Road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  CAS-BOT-BC363799  Senecio integerrimus C. R. Quick 1957-6-15 57 -06 Plumas About 1/2 mile south of Lake Almanor Comment
  CAS-BOT-BC363914  Senecio integerrimus var. exaltatus Alice Eastwood 1927-6-12 14516 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC363917  Senecio integerrimus var. exaltatus Alice Eastwood 1918-5-25 6986 Plumas Portola Comment
  CHSC37028  Senecio integerrimus var. exaltatus M. S. Taylor 1982-5-7 4416 Plumas Ramelli Ranch, s side of Feather River, ca. 1/4 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth. 1487 Comment
  CDA18477  Senecio integerrimus var. exaltatus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3247 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  SEINET10474913  Senecio integerrimus var. exaltatus Mary Susan Taylor 1982-5-7 Taylor 4416 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
  RSA0091373  Senecio integerrimus var. integerrimus Bonnie C. Templeton 1968-1 11287 Plumas [No location data on label. Possibly Trinity County.] Comment
  CHSC101941  Senecio triangularis Lowell Ahart; John Dittes 2009-7-13 16045 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  UCD21050  Senecio triangularis E. Bortiri 2002-7-20 WFC 86 Plumas Red Rock Spring Meadow, Plumas NF, South of Diamond Mountains, Plumas Co. Comment
  CHSC102662  Sericocarpus oregonensis Lowell Ahart; John Dittes 2009-8-28 16358 Plumas On dry bare soil, on the northeast 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
  JEPS115517  Sericocarpus oregonensis subsp. californicus Lowell Ahart, John Dittes 2009-8-28 16358 Plumas On dry bare soil, on the northeast 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
  JEPS16115  Sericocarpus oregonensis subsp. californicus Duncan Dunning 1921-8-23 Plumas 6 mi e, e end of American Valley, above Thompson Ranch Quincy; American Valley Comment
  UCD135897  Sericocarpus oregonensis subsp. californicus J. M. Tucker 1968-9-13 4139 Plumas on slope above Butterfly Valley. Around 2 miles southwest of Keddie. 1066 Comment
  CHSC107914  Sidalcea gigantea L. P. Janeway; B. Castro 2011-9-11 10720 Plumas Northern High Sierra Nevada. Between Road 22N57 (the road around Little Grass Valley Reservoir) and Black Rock Creek just before it empties into the Reservoir. 1570 Comment
  SEINET2442081  Sidalcea glaucescens Barbara Ertter 1989-7-4 8680 Plumas 2.2 mi W of jct with Hwy 89 & Hwy 36 SW of Chester.; 0 1463 Comment
  UCD116648  Sidalcea glaucescens Elaine A. Ahrenholz 1962-5-5 51 Plumas 1 mile north of Greenville. 1066 Comment
  SDSU8172  Sidalcea malviflora subsp. asprella R. M. Beauchamp 1965-7-17 Plumas 1/2 mile north of Chester Comment
  POM186833  Sidalcea malviflora subsp. asprella D. D. Keck 1932-7-3 1692 Plumas Quincy, in the northern Sierra Nevada. 1067 Comment
  CHSC102640  Sidalcea oregana subsp. spicata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16134 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC110611  Sidalcea oregana subsp. spicata B. Castro; G. Kuenster 2006-8-4 1586 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Off N end of large wet meadow on W side of Thompson Creek, ca 800 ft below edge of open Ponderosa-Jeffrey pine forest, near area dominated by Artemesia cana, also with A. tridentata and Chrysothamnus viscidiflorus. 1669 Comment
  JEPS107629  Sidalcea oregana subsp. spicata Lowell Ahart, Josephine Guardino 2005-8-9 12284 Plumas On the bottom of Fant Creek, about 100 yards southeast of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  JEPS113419  Sidalcea oregana subsp. spicata Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14461 Plumas About 30 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  POM282917  Sidalcea oregana subsp. spicata Lyman Benson 1932-7-29 3981 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  UC511312  Sidalcea oregana subsp. spicata Lyman Benson 1932-7-29 3981 Plumas Buck Lake Sierra Nevada, , Buck Lake (Feather River) 2133 Comment
  CHSC87998  Silene bernardina Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11180 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
  CHSC73940  Silene bridgesii B. Castro; L. Gehrung 1998-10-2 853 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 0.1 mi NW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. On NNE-facing slate outcrop. 1981 Comment
  SD61135  Silene bridgesii Darley F. Howe 1964-7-29 3893 Plumas Gold Lake Lodge, Plumas National Forest. 1980 Comment
  CAS-BOT-BC389384  Silene lemmonii John Thomas Howell 1960-7-20 35715 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC389395  Silene lemmonii A. A. Heller; P. B. Kennedy 1907-7-11 8814 Plumas Prattville Comment
  JEPS113388  Silene lemmonii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14058 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  CAS-BOT-BC389387  Silene lemmonii Anna Head 1921-7-11 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC389555  Silene nuda M. S. Taylor 1981-7-11 4068 Plumas SW side of Lake Almanor, meadow between campground and rd to Almanor, ca. 1 mi nw of Prattville 1371 Comment
  NY342641  Silene occidentalis R. M. Austin 07 1878 s.n. Plumas Big Meadows Comment
  SD8101  Silene occidentalis Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CAS-BOT-BC75125  Sisymbrium altissimum M. S. Taylor 1982-9-13 5132 Plumas Ramelli Ranch, at junction of Grizzly Creek and Feather River, ca. 2 miles west of Beckwourth. 1487 Comment
  CDA19277  Sisyrinchium bellum G. D. Barbe, T. C. Fuller 1982-6-17 3863 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  JEPS107718  Sisyrinchium bellum Lowell Ahart, John Dittes 2005-9-20 12447 Plumas The southwest area of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  UC1032499  Sisyrinchium bellum E. Sawyer 1935-6-7 81 Plumas 3 3/4 mi ssw of Sugarloaf 1493 Comment
  SEINET10507627  Sitanion hystrix Mary Susan Taylor 1981-7-6 Taylor 3967 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  RSA79299  Solidago californica E. K. Balls, Percy C. Everett 1952-10-9 18128 Plumas 8.5 mi NW of jct. of Hwys 89 and 24 at Mohawk. 1372 Comment
  RSA151741  Solidago californica R. C. Bacigalupi, J. R. Sweeney, G. Bacigalupi 1953-8-31 4344 Plumas Road from Greenville to Indian Agency, Indian Valley, about 2 miles east of Greenville. 1006 Comment
  CAS-BOT-BC365509  Solidago elongata Anna Head 1921-8-13 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC365519  Solidago elongata Thomas H. Kearney 1945-8-16 s.n. Plumas Near Chester Comment
  RSA0105470  Solidago elongata Lowell Ahart 2014-8-24 19746 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 to South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  UC1999895  Solidago elongata J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-12 9304 Plumas CA-89, E of Canyondam, 10.5 km NW of Greenville. Comment
  SDSU533  Solidago spectabilis D. F. Howe 1961-8-4 3133 Plumas East side of Lake Almanor, 6 miles from junction with #89 at south end of lake. 1372 Comment
  JEPS115523  Solidago velutina subsp. californica Lowell Ahart, John Dittes 2009-9-7 16398 Plumas On the north side of the road (levee) about 80 yards north of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC374401  Sonchus asper John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2369 Plumas Canyon of Butterfly Creek between Spanish Creek and Butterfly Valley Comment
  CAS-BOT-BC374402  Sonchus asper John Thomas Howell 1961-6-21 36684 Plumas Greenville 1097 Comment
  CHSC58161  Sonchus asper subsp. asper Vernon H. Oswald 1992-6-18 4985 Plumas Lassen Volcanic National Park. Warner Valley: N side of Hot Spring Creek ca. 0.2 mi upstream from the boundary of the park. 1609 Comment
  CAS-BOT-BC390746  Spergularia marina Fred Sommers; Greg Sommers 1976-7-13 F 161 Plumas Marble Hot Springs Area, Sierra Valley Marsh 1487 Comment
  SJSU14212  Sphaeromeria potentilloides N. A. Hopkins 1989-5-27 1497 Plumas near Marble Hot Springs Rd, Sierra Valley 1524 Comment
  RSA472766  Spiraea densiflora Dorothy Davis 1923-08 s.n. Plumas Gold Lake. 2439 Comment
  CAS-BOT-BC149653  Spiraea douglasii John Thomas Howell 1924-8-10 617 Plumas Butterfly Valley near Quincy Comment
  CDA17256  Spiraea douglasii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16283 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  POM183489  Spiraea douglasii J. G. Lemmon s.n. Plumas American and Indian Valleys. Comment
  SD50705  Spiraea douglasii D. F. Howe 1959-8-3 Plumas 30 miles north of Quincy, by stream 1372 Comment
  SEINET3853113  Spiraea splendens Unknown 1938-1 Plumas Onion [?] Valley Comment
  SD46725  Spirodela polyrhiza Robert J. Weatherby 1950-7-28 1485 Plumas At edge of slow stream. Bridge over Indian Creek, Road to Taylorsville. 1067 Comment
  CHSC20785  Stachys ajugoides var. rigida K. R. Stern 1975-7-24 5850 Plumas E shore of Lake Almanor. 1371 Comment
  UCD147789  Stachys rigida Allyson Ayalon; Lucie Jerabkova 2012-8-1 142 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  RSA184911  Stachys rigida subsp. rivularis L. S. Rose 1966-7-27 s.n. Plumas Butterfly Creek, 2 mi. S. of Keddie. 1006 Comment
  HSC93660  Stellaria borealis subsp. sitchana G. Fred Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13265 Plumas Adjacent to Bull Run Creek off USFS Rd. 23N12E 1950 Comment
  CHSC41390  Stellaria crispa Lowell Ahart 1986-7-1 5330 Plumas Along Bunker Hill Creek, at the Bunker Hill Mine, about 11 miles north-east of La Porte. 1889 Comment
  JEPS102745  Stellaria crispa Lowell Ahart 2001-7-19 8942 Plumas On the banks of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  POM101723  Stellaria longipes Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CAS-BOT-BC397729  Stellaria nitens Mrs. Jos Clemens 1920-4-27 s.n. Plumas Greenville Comment
  CHSC82548  Stellaria obtusa Lowell Ahart 2002-7-18 9874 Plumas Along a small upper branch of Fall River, about 1 1/4 mile southwest of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1658 Comment
  JEPS119930  Stellaria obtusa Lowell Ahart 2012-9-5 18438 Plumas About 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  RSA122324  Stephanomeria lactucina C. G. Albertus 1935-8-2 243 Plumas S slope of Big Hill. 1646 Comment
  RSA59346  Stephanomeria lactucina E. K. Balls 1950-9-2 15628 Plumas Road to Mt. Ingalls Lookout after leaving road from Ramelli to Walker Mine. 2104 Comment
  CHSC66616  Stephanomeria tenuifolia Vernon H. Oswald; Lowell Ahart 1996-7-15 8046 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. At the junction of the road to the campground and a spur road on the N side of the meadow. 1371 Comment
  SEINET8077620  Stipa lemmonii var. lemmonii C. Tanner 1999-1 s.n. Plumas Within city limits of Portola (area bounded by Plumas/Quincy Streets on N and S, Wiloow and Rock Streets on E and W). 1484 Comment
  UC54270  Streptanthus cordatus H. M. Hall and E. B. Babcock 1903-7-1 4460 Plumas Red Clover Creek Sierra Nevada Mountains 1676 Comment
  CHSC118812  Streptanthus polygaloides Wendy L. Boes; Jim Battagin 2015-5-12 2015 007 E Plumas Between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. (UTM 652180 E, 4433328 N, NAD83 Zone 10N; Elevation 792 m.) 792 Comment
  CAS-BOT-BC87779  Streptanthus tortuosus A. A. Heller 1940-6-5 15707 Plumas Along the Feather River Highway. Near Bucks Creek Powerhouse. 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
  JEPS20830  Streptanthus tortuosus S. Galen Smith 1958-7-25 Plumas on serpentine slope along Feather River Hwy (Alt. US 40) 2.2 mi e bridge over the North Fork of the Feather River (and junction of road to Caribou, near Rich Bar) 777 Comment
  RSA600458  Streptanthus tortuosus L. C. Wheeler 1959-7-15 7566 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  SEINET4891937  Streptanthus tortuosus M. J. Williams, E. McPherson 1974-8-5 74 -P-6 Plumas Trail from Silver Lake to Mount Elwell. 2073 Comment
  UC1035977  Streptanthus tortuosus var. orbiculatus Helen K. Sharsmith 1955-6-28 4523 Plumas about one mi below Virgilia; East Branch of North Fork of Feather River 762 Comment
  UC176151  Streptanthus tortuosus var. orbiculatus A. A. Heller 1913-6-13 10854 Plumas near Quincy 1066 Comment
  UC727070  Streptanthus tortuosus var. orbiculatus A. A. Heller 1940-6-5 15707 Plumas along Feather River Hwy near Bucks Creek powerhouse Comment
  CAS-BOT-BC517429  Streptopus amplexifolius Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1497 Plumas Butterfly Botanical Area and Vicinity, roadside at Fern Glen 1097 Comment
  SD46625  Swertia albicaulis var. nitida Robert J. Weatherby 1955-7-21 1648 Plumas Rocky Point, top of No Ear Bar trail, Middle Fork Feather River.