Search Results — 2000 specimen records retrieved (1430 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
  JEPS104251  Abies concolor Lowell Ahart 2003-10-15 10632 Plumas Ca 40 yd s of the road to Tamarack Flat, on n side of a small branch of Fall River, ca 1/8 mi w of intersection of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 mi (air) nw of La Porte 1714 Comment
  UCD134161  Abies concolor John M. Tucker 1948-7-24 1732 Plumas Ca. 1/2 mi. northeast of Camel Peak. Comment
  CHSC43332  Abies magnifica Lowell Ahart 1974-10-1 655 Plumas On the west part of the Buzzards Roost Ridge, about 1 mile north of Onion Valley, about 10 miles north-east of La Porte. 1981 Comment
  UCD19158  Acanthomintha obovata June McCaskill 1956-1 417 Plumas Lake Almanor region? Comment
Read comments
Apr 14 2008
  CAS-BOT-BC330951  Acer glabrum var. glabrum George W. Gillett 1957-7-19 858 Plumas Lassen Volcanic National Park. On trail to Sifford Lakes, aobut 1.25 miles above the Devils Kitchen. 2057 Comment
  CAS-BOT-BC330986  Acer glabrum var. glabrum Mrs. Jos. Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  CHSC100117  Acer glabrum var. torreyi L. P. Janeway; David Toren 2008-9-15 9596 Plumas Northern High Sierra Nevada. Plumas National Forest; along South Branch Middle Fork Feather River at Cascade Creek, 500 m upstream of the Road 22N95 bridge; 1.8 km northwest of Cascade. Northwest-facing bank of the creek. 1132 Comment
  SEINET7894050  Acer macrophyllum R. Sumner 1949-5-28 126 Plumas Keddie, 1067 Comment
  RSA716801  Achillea millefolium L. Ahart, John Dittes 2005-9-20 12436 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2042 Comment
  CAS-BOT-BC28735  Achillea millefolium J. T. Howell 1959-9-24 34948 Plumas American Valley near Quincy 1051 Comment
  CAS-BOT-BC210687  Achnatherum lemmonii John Thomas Howell 1962-6-17 37685 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC210693  Achnatherum lemmonii John Thomas Howell 1975-6-16 51152 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC210697  Achnatherum lemmonii John Thomas Howell 1951-6-29 27745 Plumas Spring Garden Creek 1158 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
  SEINET5585753  Achnatherum occidentale A. A. Beetle 1941-1 2898 Plumas West side of Lake Almanor 1829 Comment
  UCD50971  Achnatherum occidentale G. L. Stebbins Jr. 1939-7-9 2935 Plumas Southwest slope of Meadow View Peak. 1920 Comment
  CAS-BOT-BC210847  Achnatherum occidentale subsp. californicum John Thomas Howell 1951-6-28 27710 Plumas Eureka Peak 2255 Comment
  UC1133183  Achnatherum occidentale subsp. occidentale C. W. Hanks 1934-8-8 16 Plumas ridge top, nw end of Sierra Valley Plumas National Forest, Sierraville Quadrangle, Sierra Valle Comment
  CAS-BOT-BC210926  Achnatherum occidentale subsp. pubescens John Thomas Howell 1967-6-23 42721 Plumas Canyon of the East Branch of Feather River 2 miles east of Twain Comment
  CHSC112549  Achnatherum thurberianum B. Castro; L. P. Janeway 2007-6-24 1642 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, downstream of small rock dam, ca 150 ft below 'finger' of very open Ponderosa-Jeffrey pine forest. 1676 Comment
  CHSC20744  Acmispon americanus var. americanus K. R. Stern 1975-7-24 5882 Plumas SE shore of Lake Almanor. 1371 Comment
  CHSC28796  Acmispon argophyllus var. fremontii J. D. Jokerst; R. A. Schlising 1979-2-11 149 Plumas Hillside n of Hwy 70, 7.4 mi n of Butte-Plumas line. Comment
  UCD104245  Acmispon nevadensis John Thomas Howell 1960-7-18 35561 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  HSC93322  Acmispon nevadensis var. nevadensis Vernon H. Oswald, L. Ahart 1996-7-15 8032 Plumas Last Chance Marsh at the N end of Lake Almanor. 1.4 miles S of Last Chance Campground E from Rd. 29N11. 1372 Comment
  UC1125852  Aconitum columbianum C. G. Albertus 1935-8-3 247 Plumas 1 1/2 mi. s.e. Cromberg; Plumas Nat'l Forest, Downieville Quad. Comment
  UC303090  Aconitum columbianum Marcus E. Jones, A. M. 1897-7-6 Plumas 13 mi. w. Prattville 1371 Comment
  CAS-BOT-BC391469  Aconitum columbianum subsp. columbianum Anna Head 1921-7-30 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC391470  Aconitum columbianum subsp. columbianum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CHSC98321  Aconogonon davisiae L. P. Janeway 2007-6-3 9019 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  UCD19138  Aconogonon phytolaccifolium W. B. McHenry 1990-8-7 s.n. Plumas Bucks Lake. 1584 Comment
  CHSC34291  Actaea rubra M. S. Taylor 1981-8-20 4228 Plumas Above spring in Bullfrog Ravine, ca. 3 air mi nw of Indian Falls. 1706 Comment
  SEINET10573315  Actaea rubra subsp. arguta Taylor 1981-6-2 Taylor 3828 Plumas By creek 1189 Comment
  CAS-BOT-BC29840  Adenocaulon bicolor Robert J. Weatherby 1950-7-7 1446 Plumas Gansner Creek, Quincy 1219 Comment
  CAS-BOT-BC65507  Adiantum aleuticum John Thomas Howell 1962-6-16 37645 Plumas Feather River, North Fork on road to Caribou 731 Comment
  SFV10665  Adiantum aleuticum M. L. Vincent 1968-6-10 867 Plumas Sierra Nevada Caribou Road. 1 mile from Feather River, Highway 70. 730 Comment
  SEINET11708384  Adiantum aleuticum R. M. Austin n d s.n. Plumas no further locality Comment
  RSA59446  Agastache urticifolia E. K. Balls 1950-9-8 15724 Plumas Lakes Center Public Campground, Southern Plumas County. 2043 Comment
  CAS-BOT-BC29436  Ageratina occidentalis Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC30237  Ageratina occidentalis George Wilson Gillett 1957-7-19 855 Plumas On trail to Sifford Lakes, about 1.25 miles above the Devils Kitchen 2057 Comment
  CHSC34266  Ageratina occidentalis M. S. Taylor 1981-7-27 4131 Plumas Between Drum and Notson Bridges, N side of Beckwourth-Genesee Rd, ca. 7 air mi E of Genesee. 1584 Comment
  UCR57897  Agoseris glauca R. D. Goeden, Don W. Ricker 1989-8-22 890822- 4 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, Frenchman Lake 1704 Comment
  RSA726408  Agoseris glauca var. laciniata L. Ahart, John Dittes, Josephine Guardino 2007-6-9 14040 Plumas About a mile (air) north of the north end of Lake Davis. 1858 Comment
  UC170962  Agoseris grandiflora var. grandiflora H. M. Hall 1912-7-24 9369 Plumas Willow Creek Sierra Nevada Mts., Willow Creek 1249 Comment
  CAS-BOT-BC22912  Agoseris heterophylla Lewis S. Rose 1967-6-12 67108 Plumas Butterfly Valley, ca. 3 mi. w. of Keddie 1036 Comment
  CAS-BOT-BC22922  Agoseris heterophylla John Thomas Howell 1951-6-27 27578 B Plumas Johnsville 1584 Comment
  RSA726286  Agoseris heterophylla L. Ahart, John Dittes 2007-6-16 14099 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  JEPS36287  Agoseris heterophylla var. heterophylla W. L. Jepson 1918-8-2 7775 Plumas Beckwith Pass 1463 Comment
  CAS-BOT-BC13437  Agoseris retrorsa John Thomas Howell 1960-7-19 35693 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  RSA59477  Agrostis E. K. Balls 1950-9-15 15874 Plumas 5 miles. S. E. of Graeagle, Sulphur Creek, Hwy 89 1372 Comment
  CAS-BOT-BC127498  Agrostis capillaris Lowell Ahart 1987-9-22 5890 Plumas Along the South Fork of the Feather River, about 1 mile east of the Feather Fork Mine, about 8 miles northeast of La Porte. 1706 Comment
  JEPS113924  Agrostis capillaris W. and N. Harnach 2000-8-2 971 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
  CAS-BOT-BC127495  Agrostis capillaris John Thomas Howell 1975-6-15 51129 Plumas Sierra Nevada. Waste Ground, Quincy. 1036 Comment
  CAS-BOT-BC127089  Agrostis exarata John Thomas Howell 1926-7-26 2126 Plumas Near Prattville. 1371 Comment
  CAS-BOT-BC127099  Agrostis exarata Lowell Ahart 1980-8-12 2561 Plumas Sierra Nevada. Along Slate Creek. 1250 Comment
  CHSC81840  Agrostis exarata Lowell Ahart 2001-10-16 9384 Plumas On a bank on the south side of a small stream, and on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1365 Comment
  RSA129590  Agrostis exarata F. W. Embree 1934-6-11 6298 Plumas 1 mile NE of Bucks Ranch. 1601 Comment
  UCD52983  Agrostis idahoensis John Thomas Howell 1960-7-23 25956 Plumas Drakesland, near Soda Spring. 1676 Comment
  CAS-BOT-BC138705  Agrostis scabra Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1617 Plumas Butterfly Botanical Area and Vicinity. Along roadside at Fern Glen. 1097 Comment
  CAS-BOT-BC138708  Agrostis scabra John Thomas Howell 1951-6-28 27729 Plumas Eureka Lake. 1889 Comment
  SD71008  Agrostis scabra John Thomas Howell 1960-7-20 35722 Plumas Lassen Volcanic National Park, near steam vents and hot springs, Boiling Springs Lake. 1798 Comment
  CHSC24254  Agrostis stolonifera K. R. Stern 1975-7-1 Plumas W side of Lake Almanor. Comment
  JEPS102765  Agrostis stolonifera Lowell Ahart 2001-8-28 9192 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, on the west side of the poor dirt road, about 3/4 mile NE of Chester. 1371 Comment
  JEPS94290  Agrostis viridis Lowell Ahart 1997-9-11 7901 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on the w side of the North Fork of the Feather River, on w edge of Caribou Road); North Fork of the Feather River, Caribou Road 792 Comment
  CAS-BOT-BC267059  Alisma John Thomas Howell 1973-7-9 49707 Plumas Crescent Milk 1066 Comment
  UC985658  Alisma plantago-aquatica Malcolm A. Nobs and S. Galen Smith 1949-8-19 1402 Plumas ca 2 mi s Greenville; Indian Valley Comment
  CAS-BOT-BC466623  Allium campanulatum Frank W. Peirson 1926-6-21 6805 Plumas Quincy. Northern Sierra Nevada 2074 Comment
  RSA367082  Allium campanulatum Christopher Davidson 1975-6-7 2738 Plumas 4.6 miles N of Greenville on highway 89. 1238 Comment
  SEINET10472037  Allium campanulatum Mary Susan Taylor 1981-6-15 Taylor 3905 Plumas T24N R8E ne/se sec 1, Bucks Lake NE quad; jct of 24N27 (a loop around Smith lake), ca. 2 mi N of its jct with Bucks Lake Rd, ca. 3 mi NE of Meadow Valley; elevation ca. 3800 ft. 1158 Comment
  SEINET12045785  Allium campanulatum Unknown 1938-1 2321 Plumas Feather River at Chester, near Lake Almanor 1219 Comment
  CAS-BOT-BC472959  Allium lemmonii John Thomas Howell 1962-6-18 37819 A Plumas Sierra Valley, 5 miles S of Beckwourth on road to Sierraville; Sierra Nevada Comment
  CAS-BOT-BC472961  Allium lemmonii Arthur Menzies Spring 1965 s.n. Plumas Portola; Sierra Nevada Comment
  UCD143207  Allium lemmonii L. K. Mann; M. D. Mann, Madison 1962-6-12 s.n. Plumas Highway 89, southwest edge Lake Almanor, 0.8 miles before road to Almanor. Comment
  CHSC39589  Allium platycaule Lowell Ahart 1983-7-20 4200 Plumas About 1/4 mile east of the Feather Fork Mine, about 5 1/2 miles north of La Porte. 1800 Comment
  CHSC43781  Allium platycaule Vernon Oswald 1984-6-25 1329 Plumas La Porte-Quincy Rd. at the S. Fork of Feather River. 1926 Comment
  SBBG100022  Allium platycaule B. Ertter, G. Schoolcraft 1989-7-3 8654 Plumas N side of Red Rock, ca. 8 air mi S of Susanville 2286 Comment
  RSA537499  Allium platycaule Barbara Ertter, Gary Schoolcraft 1989-7-3 8654 Plumas North side of Red Rock ca 8 airmiles south of Susanville. 2287 Comment
  RSA59175  Allium validum E. K. Balls 1950-9-1 15601 Plumas East of Long Lake in meadow, sloping down to 2 smaller lakes. 2104 Comment
  CAS-BOT-BC476718  Allium validum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  SEINET10472024  Allium validum Mary Susan Taylor 1981-7-17 Taylor 4024 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-BC260  Allocarya ambigens Amos Arthur Heller; P. B. Kennedy 1907-7-2 8682 Plumas Between Vinton and Peckwith Comment
  SEINET14407662  Allophyllum gilioides subsp. violaceum A. A. Heller, P. B. Kennedy 1907-7-4 8726 Plumas Ridge E of Red Clover Valley. Comment
  UC917264  Alnus incana subsp. tenuifolia J. M. Tucker 1948-7-24 1727 Plumas boggy area near road from Cascade to Camel Peak 1615 Comment
  CAS-BOT-BC171373  Alnus incana subsp. tenuifolia Hans Leschke 1956-9-21 s.n. Plumas Manzanita Lake. Lassen Volcanic National Park 1781 Comment
  SFV845  Alnus rhombifolia E. Ahrenholz 1962-4-18 20 Plumas Sierra Nevada Between Greenville and Lake Almanor on State Highway 89. Streambank. Comment
  CHSC44123  Alopecurus aequalis V. Oswald; L. Ahart 1988-8-4 3664 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  UCD55832  Alopecurus aequalis Leo Whitney 1934-8-6 2241 Plumas Plumas National Forest, ca. 9 miles northwest of Portola, northwest end of Big Grizzley Valley, Freeman Creek. 1828 Comment
  UCD55870  Alopecurus aequalis Beecher Crampton 1970-6-25 8634 Plumas Quincy, Spanish Creek just north of town. 1043 Comment
  CAS-BOT-BC138119  Alopecurus aequalis var. aequalis Lowell Ahart 1981-8-7 3022 Plumas Sierra Nevada. Lake ca. 1 mile northeast of Pilot Peak, along the dirt road from Onion Valley to Hopkins Creek, ca. 16 miles northeast of La Porte. Comment
  UCD55910  Alopecurus geniculatus A. A. Beetle 1941-6-28 2776 Plumas West side of Lake Almanor. 1828 Comment
  JEPS108986  Ambrosia psilostachya Lowell Ahart 2006-10-8 13389 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
  CAS-BOT-BC142920  Amelanchier A. A. Heller 1938-5-30 15136 Plumas Gravelly shale slope near Gray's Flat, North Fork of the Feather River on Highway #24 853 Comment
  UCD112870  Amelanchier alnifolia Michael A. Vincent 1999-6-7 8536 Plumas Along FS Rt. 176 and Chance Creek at bridge, 7.1 miles north of CA Rt. 70. Comment
  CHSC110938  Amelanchier alnifolia var. pumila L. P. Janeway 2010-11-15 10219 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 24N36 along the south side of the Oroville-Quincy Hwy; north side of Grizzly Creek; 0.8 km southwest of Grizzly Creek Campground. 1567 Comment
  RSA739619  Amelanchier alnifolia var. pumila L. P. Janeway 2007-5-20 8990 Plumas Norhern High Sierra Nevada, Crest at head of Bean Creek (which drains to the SSE, E Branch N Fork Feather Rivers to the N) at jct of roads 25N17, 25N57, 25N59. 1573 Comment
  JEPS114524  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart 2008-8-14 15203 Plumas Steep north side of a good logging road (Forest Road 22N68), 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 1600 Comment
  CHSC117576  Amelanchier utahensis Lowell Ahart 2016-7-9 21092 Plumas Top and on the east side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  UC1127804  Amelanchier utahensis E. Sawyer 1935-5-21 16 Plumas 2 mi e Beckwith Butte; Sierraville Quad. 1584 Comment
  SEINET6329353  Amelanchier utahensis L. R. Miller 1929-5-12 s.n. Plumas 4 miles southwest of Blairsden Comment
  UC174628  Amsinckia menziesii var. menziesii A. A. Heller with P. B. Kennedy 1907-7-15 8850 Plumas near mouth of Little Grizzly Creek below Genessee Comment
  CHSC100442  Anaphalis margaritacea Lowell Ahart 2008-9-10 15361 Plumas On both sides of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  UC134194  Anaphalis margaritacea Mrs. R. M. Austin 1879-10-1 88 Plumas Mount Dyer Comment
  CAS-BOT-BC64277  Anaphalis margaritacea Lowell Ahart 1986-9-10 5395 Plumas South Fork of Feather River about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte 1706 Comment
  SEINET5525818  Anaphalis margaritacea I. W. Carpenter, Hicks, M. L. 1976-7-28 Plumas Mt. Lassen National Park Comment
  CAS-BOT-BC391844  Anemone drummondii Lowell Ahart 1983-8-17 4339 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., about 11 miles north-east of La Porte 2000 Comment
  CHSC37775  Anemone drummondii M. S. Taylor 1981-5-8 3660 Plumas Plumas/Greenville Rd. 1/2 mi e of Long Valley Mine, w of Greenville. 1615 Comment
  CHSC111852  Anemone drummondii var. drummondii L. P. Janeway 2014-5-7 11244 Plumas Northern High Sierra Nevada. Plumas National Forest; south-facing slope on southeast end of Red Mountain, along Road 23N69 0.9 road-km northwest of 18 Road (23N18); headwaters area to minor drainages into West Branch Coldwater Creek. 1902 Comment
  CHSC58034  Anemone oregana Vernon H. Oswald 1992-5-21 4945 Plumas Lassen Volcanic National Park. Warner Valley-Drakesbad Rd. between Lee and Kelly camps. In the corner of the park on the SW side of the road. 1597 Comment
  SD8181  Anemone quinquefolia Daniel Cleveland July 1882 Plumas Big Meadows Comment
  CHSC93152  Angelica breweri L. P. Janeway 1994-8-16 4732 Plumas Northern High Sierra Nevada. Slope above Little Schneider Creek about 1.4 mi south of Meadow Valley Creek; along Road 24N24X. 1234 Comment
  CHSC93153  Angelica breweri L. P. Janeway 1994-8-16 4732 Plumas Northern High Sierra Nevada. Slope above Little Schneider Creek about 1.4 mi south of Meadow Valley Creek; along Road 24N24X. 1234 Comment
  HSC71316  Angelica breweri J. M. DiTomaso 1980-8-28 1950 Plumas 1 mi E of Whitehorse campground, 1/2 mi W of Pacific Coast Trail on Hwy 70, 15 mi W of Quincy 1524 Comment
  POM82678  Angelica californica Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. 915 Comment
  SEINET10905045  Antennaria Mary Susan Taylor 1981-6-17 Taylor 3918 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Top of Mt Ingalls, ca. 7 air mi SE of Genesee. 8372 ft elev. 2552 Comment
  CHSC73915  Antennaria argentea B. Castro; L. Gehrung, H. Durio 1996-7-3 676 Plumas Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch. 1566 Comment
  CHSC97064  Antennaria argentea Lowell Ahart; Josephine Guardino 2007-7-21 14377 Plumas Around pine trees, along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  JEPS113540  Antennaria argentea Lowell Ahart, Josephine Guardino 2007-7-21 14377 Plumas Around pine trees, along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1813 Comment
  CAS-BOT-BC59306  Antennaria argentea H. F. Copeland 1920-7-12 106 Plumas Chaparral on Butt. Mt. 1828 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
  CAS-BOT-BC59201  Antennaria dimorpha J. G. Lemmon 1889-5-30 s.n. Plumas Sierra Valley Comment
  JEPS113786  Antennaria dimorpha Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14039 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-BC58705  Antennaria geyeri Clare B. Hardham 1970-8-9 17716 U Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC64786  Antennaria luzuloides subsp. aberrans John Thomas Howell 1962-6-18 37789 Plumas Sierra Valley near Beckworth 1487 Comment
  CHSC58484  Antennaria media Vernon H. Oswald; Lowell Ahart 1992-7-9 5094 Plumas Lassen Volcanic National Park. A series of three ponds and vernally wet depressions bordering the SW side of the road into Juniper Lake, on the border of Lassen and Plumas counties. 2078 Comment
  CAS-BOT-BC79970  Antennaria microphylla Arthur C. Barrett 1915-6-20 224 Plumas Boulder Creek, near the station 1645 Comment
  CDA14734  Antennaria rosea G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3266 Plumas Mount Hough summit. 2194 Comment
  HSC93421  Anthoxanthum odoratum Vernon H. Oswald, L. Ahart 1996-7-15 8052 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on FS 28N11 1372 Comment
  SD120891  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-6 367 Plumas 5.4 miles SE on Beckwourth-Greenville Road from Taylorsville Park Campground entrance and junction with Arlington Road. About 2 miles west of Genesee; across the road from Indian Creek at about the place where Little Grizzly meets it. 1134 Comment
  OBI10236  Aphanes occidentalis Lewis S. Rose 1967-5-7 67065 Plumas 3 mi W of Keddie. Butterfly valley 945 Comment
  CDA14034  Apocynum androsaemifolium G. F. Hrusa, T. D. Wilfred 1996-8-1 13406 Plumas Sierra Nevada; Approx. 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  JEPS48504  Apocynum androsaemifolium Esther C. Fritz 1933-7-15 Plumas at the peak near Look-out Station Spanish Peak 2133 Comment
  SD7706  Apocynum androsaemifolium Daniel Cleveland 1882-7-21 Plumas Big Meadows Comment
  UC54549  Apocynum androsaemifolium H. M. Hall and E. B. Babcock July, 1903 4440 Plumas Genesee Valley Sierra Nevada, Genesee Valley 1097 Comment
  POM253303  Apocynum androsaemifolium subsp. pumilum A. A. Heller 1938-6-22 s.n. Plumas Along highway #36, south of Chester 1311 Comment
  RSA71310  Apocynum androsaemifolium subsp. pumilum L. S. Rose 1951-6-29 s.n. Plumas 8 mi. east of Quincy 1220 Comment
  CHSC37632  Aquilegia formosa T. B. Devine 1979-10-5 599 Plumas Near Queen Lily Campground, N Fork of Feather River, ca. 3 mi N of its junction with the E Branch of the N Fork. 792 Comment
  CHSC37633  Aquilegia formosa T. B. Devine 1979-10-5 599 Plumas Near Queen Lily Campground, N Fork of Feather River, ca. 3 mi N of its junction with the E branch of the N Fork. 792 Comment
  CAS-BOT-BC397886  Aquilegia formosa David D. Keck 1932-7-3 1632 Plumas Quincy, to south of town. 1065 Comment
  CHSC21306  Aquilegia formosa var. truncata F. T. Griggs; A. Pass 1975-7-8 114 Plumas Buck's Lake Forest Service Survey Comment
  SEINET10874431  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4471 Plumas T26N R9E nw/ne sec 7. Almanor NE quad. On serpentine, both sides of spur rd off 26N18, ca. 0.5 mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 5500 ft. 1676 Comment
  SEINET10874432  Arabis constancei Mary Susan Taylor 1981-6-22 Taylor 3942 Plumas T25N R8E se/ne sec 33 and sw/nw sec 34. Bucks Lake quad. Rocky serpentine outcrops on ridgetop, N side of 25N57, ca. 1.5 mi E of its jct with 25N17, ca. 4 air mi NW of Meadow Valley. 5100 ft. elev. 1554 Comment
  CAS-BOT-BC17352  Arabis eschscholtziana John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2365 Plumas Sierra Nevada. Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek. Comment
  RSA0129658  Arabis holboellii var. pinetorum Michael A. Vincent 1999-6-7 8533 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  SEINET10448423  Arabis inyoensis Mary Susan Taylor 1982-7-21 Taylor 4893 Plumas T23N R10E se/ne sec 7. Quincy quad. Around s end of Bachs Creek Ridge on rock outcrops in dry open areas, ca. 5 mi se of Quincy. 5750 ft. 1753 Comment
  CHSC9724  Aralia californica Nancy Mosman 1971-7-11 93 Plumas Located along w side of Hwy 70 ca. 1.7 mi s of Belden turnoff. 1025 Comment
  SEINET10454398  Aralia californica Mary Susan Taylor 1981-7-26 Taylor 4118 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. Open serpentine cliff (with granite elements), n side of Caribou Rd. 3.5 mi NE of its jct with Hwy 70 near Beldon. 2700 ft. 823 Comment
  CHSC101921  Arceuthobium abietinum Lowell Ahart; John Dittes 2009-7-14 16069 Plumas North side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Alamanor Reservoir Dam 1677 Comment
  CHSC45939  Arceuthobium abietinum Lowell Ahart 1973-7-29 263 Plumas Near the headwaters of Hopkins Creek, near Mount Etna, south-west of Blue Nose Mountain, about 10 air miles north-east of La Porte. 1981 Comment
  CHSC92189  Arceuthobium abietinum Lowell Ahart; John Dittes 2005-9-19 12412 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1998 Comment
  JEPS115097  Arceuthobium californicum Lowell Ahart, John Dittes 2009-7-14 16070 Plumas North side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Alamanor Reservoir Dam 1677 Comment
  CAS-BOT-BC409918  Arceuthobium campylopodum John Thomas Howell; Gordon H. True 1967-7-11 43373 Plumas 2 miles SE of Mt. Hough 1828 Comment
  SEINET2471365  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-9-22 2007 -62 Plumas S. end of Long Lake 2020 Comment
  RSA59587  Arctostaphylos manzanita subsp. manzanita E. K. Balls 1950-9-4 15669 Plumas 2 mi. from Feather River Esxperiment Stn.[Station], Quincy, on road from Stn. to Snake Lake. 1098 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
  CAS-BOT-BC38486  Arctostaphylos mewukka subsp. truei John Thomas Howell 1966-7-26 42005 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CHSC110262  Arctostaphylos nevadensis L. P. Janeway 2012-6-2 10853 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  OBI14611  Arctostaphylos nevadensis Lewis S. Rose 1967-7-11 67164 Plumas Mt. Hough, summit 2213 Comment
  UC549454  Arctostaphylos nevadensis J. E. Adams 1934-5-13 818 Plumas Silver Lake 1828 Comment
  UC1120794  Arctostaphylos patula D. Axelrod 1934-6-4 10 Plumas sw La Porte; Plumas National Forest, Downieville Quadrangle Comment
  UC1121175  Arctostaphylos patula E. Sawyer 1935-6-14 112 Plumas 2 mi nne Kerby; Plumas National Forest, Sierraville Quadrangle Comment
  UCD23356  Arctostaphylos patula E. W. Jameson 1949-4-25 s.n. Plumas Expt. Station, Quincy. 1066 Comment
  UCD53265  Arctostaphylos patula John M. Tucker 1948-7-24 1730 Plumas Ca. 1/2 mile northeast of Camel Peak. Comment
  UCD53438  Arctostaphylos patula James I. Mallory 1967-8-15 275 Plumas Gibsonville Ridge. 1798 Comment
  RSA584781  Arctostaphylos patula Gladys L. Smith 1976-6-7 4582 Plumas Secondary road between Route 70 and La Porte 1951 Comment
  SEINET11989151  Arctostaphylos patula B. A. Stein 1981-1 544 Plumas Frazier Falls area 1920 Comment
  CHSC23684  Arctostaphylos patula subsp. patula K. Stern; J. Cox 1975-7-24 Plumas W. side of Lake Almanor. Comment
  CAS-BOT-BC47026  Arctostaphylos viscida subsp. viscida Walter Knight; Irja Knight 1986-2-6 5220 Plumas Between bridge over n. fork of Feather River near Pulga and Jarboe Gap. 640 Comment
  RSA123200  Arctostaphylos viscida subsp. viscida E. Nourse 1934-7-31 3 Plumas 2 miles southwest of Smith Lake. 1372 Comment
  CHSC91932  Arenaria aculeata L. P. Janeway 2005-7-30 8503 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains along Road 24N44 0.2 km east of Snow Lake; 4.7 km south-southwest of Adams Peak. 1884 Comment
  CHSC21355  Arenaria kingii var. glabrescens F. T. Griggs; A. Pass 1975-7-1 13 Plumas East of Grizzly Creek. Comment
  CHSC61614  Argemone munita subsp. munita Arthur C. Barrett 1915-7-19 19 Plumas Along Doyle- Last Chance Road. Plumas forest. 1584 Comment
  CAS-BOT-BC82087  Arnica M. S. Taylor 1981-7-22 4105 Plumas On w side of Pine Creek Valley, ca. 1.5 mi n of Argentine Rock Lookout, ca. 6 air mi n of Spring Garden 2194 Comment
  UC579655  Arnica cordifolia E. Sawyer 1935-5-22 27 Plumas 1 1/4 mi ne Beckwith Butte; Plumas National Forest, Sierraville Quad. 1706 Comment
  JEPS102943  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
  JEPS107607  Arnica discoidea Lowell Ahart, Josephine Guardino 2005-8-10 12305 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  UC1584011  Arnica discoidea G. Schoolcraft 1990-5-9 2026 Plumas about 1 mi w Crescent Mills 1463 Comment
  UCR115324  Arnica discoidea G. D. Barbe, T. C. Fuller 1982-7-15 3740 Plumas Sierra Nevada Mtns, Plumas National Forest, 2.1 mi NE of junction with road to Red Hill Summit 1524 Comment
  UC1119301  Arnica lanceolata subsp. prima Beryl O. Schreiber 1938-7-10 2531 Plumas 1/4 mi s U. C. Forestry Camp; Bidwell Bar Quad., Meadow Valey 1097 Comment
  UC1586467  Arnica parryi Vernon H. Oswald and Lowell Ahart 1991-7-30 4784 Plumas 5.2 mi ne of, Humbug Rd at Grizzly Creek Humbug Summit; Grizzly Creek 1777 Comment
  SEINET10475341  Arnica parryi subsp. sonnei Mary Susan Taylor 1981-7-22 Taylor 4105 Plumas T24N R11E nw/se sec 5, Spring Garden quad. In Red Fir Forest; on W side of Pine Creek Valley, ca. 1.5 mi N of Argentine Lookout, ca. 6 air mi N of Spring Garden. 7200 ft elev. 2194 Comment
  SEINET10901560  Arrhenatherum elatius Lawrence P. Janeway 1992-6-4 Janeway 4214 Plumas Johnsville quad T22N, R12E, NW1/4 of SE1/4 of sec. 9. Wooded pasture between Mohawk Ranger Station barracks and Middle Fork Feather River. 1318 Comment
  CAS-BOT-BC146265  Arrhenatherum elatius var. elatius John Thomas Howell 1962-6-18 37759 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  CHSC94864  Artemisia biennis Lowell Ahart 2006-9-21 13340 Plumas On the south bank of the Middle Fork of the Feather River, east side of the Beckwourth Calpine Road bridge across the river, about 1/2 mile (air) southwest of Beckwourth, Sierra Valley. 1474 Comment
  CAS-BOT-BC90406  Artemisia douglasiana John Thomas Howell 1959-9-21 34772 Plumas N. Fk. Feather River near Belden 701 Comment
  JEPS122090  Artemisia douglasiana Lowell Ahart 2014-8-26 19787 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UC176432  Artemisia douglasiana A. A. Heller and P. B. Kennedy 1907-7-17 8876 Plumas Red Clover valley Comment
  UC952870  Artemisia douglasiana E. K. Balls 1950-9-8 15275 Plumas Lakes Center Public Campground southern Plumas County 2042 Comment
  CAS-BOT-BC90410  Artemisia douglasiana Albert Gould; J. D. Schoelier 1928-7-18 363 Plumas Plumas National Forest, Crocker Ridge-Grizzly cut off 1950 Comment
  SEINET11843904  Artemisia douglasiana K. R. Stern 1985-1 8190 Plumas Vicinity of Blairsden 1402 Comment
  SEINET6775418 Image available Artemisia douglasiana A. A. Heller, P. B. Kennedy 1907-7-17 8876 Plumas Red Clover Valley Comment
  CAS-BOT-BC90569  Artemisia dracunculus John Thomas Howell 1961-9-23 36866 Plumas Indian Valley 1082 Comment
  CHSC81601  Artemisia dracunculus Lowell Ahart 2001-10-8 9328 Plumas On the west side of Indian Creek, about 400 yards south of Arlington Road, about 150 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CAS-BOT-BC90568  Artemisia dracunculus M. S. Taylor 1982-9-13 5130 Plumas Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth 1487 Comment
  CHSC44846  Artemisia tridentata Lowell Ahart 1974-10-1 652 Plumas On the west part of the Buzzards Roost Ridge, about 1 mile north of Onion Valley, north of Pilot Peak. 1981 Comment
  RSA122549  Artemisia tridentata subsp. tridentata E. Nourse 1934-9-13 38 Plumas 2 miles NW of Onion Valley 2043 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
  SFV11161  Asarum hartwegii M. L. Vincent 1964-4-8 523 Plumas Sierra Nevada 0.5 miles northeast of Storrie. 550 Comment
  CAS-BOT-BC140668  Asarum lemmonii R. W. Becking 1996-6-6 036 Plumas Keddie, Hwy. 89, Butterfly Valley Creek Comment
  CAS-BOT-BC400767  Asarum lemmonii David D. Keck 1932-7-3 1642 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  CHSC54314  Asclepias cordifolia Vernon H. Oswald; Lowell Ahart 1991-6-18 4682 Plumas Forest Rd 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville. 1609 Comment
  UC57241  Asclepias speciosa H. M. Hall and E. B. Babcock July, 1903 4425 Plumas Fox Creek Sierra Nevada Mountains 1219 Comment
  CAS-BOT-BC69582  Aspidotis densa Mrs. Jos Clemens 1919-10-20 s.n. Plumas Greenville, Round Valley Lake. Comment
  CDA13983  Aster alpigenus var. andersonii G. F. Hrusa 1996-8-2 13447 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Forming trib. of Squirrel Creek. Comment
  RSA59248  Aster eatonii E. K. Balls 1950-8-31 15537 Plumas Hwy. 24, 0.5 mile north of Spanish Creek, just north of Quincy. 1098 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
  RSA715668  Aster occidentalis var. occidentalis L. Ahart, Josephine Guardino 2005-8-9 12258 Plumas Between Lights Creek and Fant Creek, W of Forest Road 27N09 about 6 miles (air) NW of the Boulder Creek Work Center at Antelope Lake. 1636 Comment
  CHSC91919  Aster radulinus Lowell Ahart; Josephine Guardino 2005-8-10 12302 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
  RSA715589  Aster radulinus L. P. Janeway 1994-8-24 4748 Plumas Northern High Sierra Nevada. Small tributary of South Fork Rock Creek at Deanes Valley Campground 1299 Comment
  HSC89380  Astragalus lentiformis L. P. Janeway 1989-7-11 3478 Plumas Forest along SW side of red Clover Valley, .5 mi. SW of the Beckwourth-Genesee Rd., 11.5 mi. from Beckwourth. 1700 Comment
  UC82593 Image available Astragalus lentiformis J. G. Lemmon 1876-1 Plumas near Sierra Valley (Clover Valley); Clover Valley Comment
  CHSC60535  Astragalus lentiginosus var. floribundus L. P. Janeway 1992-5-14 4184 Plumas Plumas National Forest. Northeast side of Dotta Canyon 1.2 mi northwest of Dotta Neck along road (24N23) on northeast side of the canyon. 1706 Comment
  SEINET5324495  Astragalus pulsiferae var. pulsiferae W. Harnach, N. Harnach 1989-6-29 207 Plumas Beckwourth Pass on the N side of hwy 70 1539 Comment
  UCD169252  Astragalus pulsiferae var. pulsiferae S. L. Welsh; N. D. Atwood 2001-6-13 28120 Plumas Beckwourth pass, at Lassen County line, California Hwy 70. 1575 Comment
  CHSC52413  Astragalus purshii L. P. Janeway 1989-6-29 3419 Plumas Plumas National Forest. Along edges of rd 24N44Y, 0.3 mi E of Beckwourth-Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  UCD105217  Astragalus purshii Michael A. Vincent 1999-6-7 8521 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  CAS-BOT-BC192865  Astragalus purshii var. lectulus M. Lavin 1982-6-11 4130 b Plumas Just W of Beckwourth Pass. 30 mi E of Portola 1676 Comment
  CAS-BOT-BC192948  Astragalus purshii var. purshii A. A. Heller; P. B. Kennedy 1907-7-4 8727 Plumas Ridge east of Red Clover Valley Comment
  CAS-BOT-BC192953  Astragalus purshii var. purshii Philip A. Munz 1947-5-16 11829 Plumas 8 miles north of Chilcoot 1524 Comment
  CDA26761  Astragalus whitneyi G. D. Barbe 1982-6-9 3665 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  CHSC83616  Asyneuma prenanthoides L. P. Janeway 2001-6-28 7241 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
  UC185193  Athyrium distentifolium var. americanum Mrs. Carlotta C. Hall 1912-7-11 9341 Plumas Long Lake 2042 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
  JEPS118439  Athyrium filix-femina subsp. cyclosorum Lowell Ahart 2011-9-17 17656 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-BC69502  Athyrium filix-femina var. californicum M. S. Taylor 1981-8-19 4222 Plumas Blue Nose Mt. quad. s. side of 23N10, 0.3 mi. e. of Peoria Creek, ca. 2.5 mi. w. of Sloat. 1341 Comment
  CHSC102684  Athyrium filix-femina var. cyclosorum Lowell Ahart; John Dittes 2009-8-28 16350 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
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Oct 12 2010
  CHSC34938  Athyrium filix-femina var. cyclosorum M. S. Taylor 1981-8-19 4222 Plumas S side of 23N10, 0.3 mi e of Peoria Creek, ca. 2.5 mi w of Sloat. 1341 Comment
  CHSC52718  Athyrium filix-femina var. cyclosorum L. P. Janeway 1990-7-19 3807 Plumas Along Emigrant Cr 1/2 mi N of the crest of Grizzly Ridge. Plumas National Forest Beckwourth Ranger District, Cascade Compartment. 2026 Comment
  HSC103918  Athyrium filix-femina var. cyclosorum L. Ahart 2012-9-5 18432 Plumas About 8.5 mi. (air) NE of La Porte, ~.75 mi (air) SW of Pilot Peak; ~200 yds. E of the County Road where it crosses the South Fork of the Feather River 1890 Comment
  CAS-BOT-BC17547  Athysanus pusillus John Thomas Howell 1976-4-2 51572 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  CAS-BOT-BC170566  Atriplex Fred Sommers; Greg Sommers 1976-8-20 221 Plumas Marble Hot Springs Area, Marble Lane, Sierra Valley Marsh 1487 Comment
  CHSC42081  Balsamorhiza deltoidea Kimber Hostetter 1986-4-12 12 Plumas On Hwy 89, 3.2 km from Hwy 70 Greenville turnoff, ca. 16 km S of Greenville. 1475 Comment
  SD9157  Balsamorhiza deltoidea Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET10474458  Balsamorhiza hookeri Mary Susan Taylor 1982-5-28 Taylor 4560 Plumas T25N R14E nw/sw sec 27. Crocker Mt quad. In Sagebrush Scrub in Squaw Valley, jct of 26N70 & 28N01, ca. 16 mi s of Milford. 5600 ft. 1707 Comment
  CHSC102127  Barbarea orthoceras Lowell Ahart; John Dittes 2009-7-27 16165 Plumas On dry to damp soil, below a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  SEINET10448242  Barbarea orthoceras Mary Susan Taylor 1981-5-10 Taylor 3675 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  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
  SD124888  Bidens frondosa R. D. Goeden 1986-9-10 Plumas Northeast shore of Round Valley Reservoir, 3 miles south of Greenville, Plumas National Forest. 1370 Comment
  CAS-BOT-BC413049  Bistorta bistortoides A. A. Heller; P. B. Kennedy 1907-7-9 8793 Plumas Prattville Comment
  SEINET4176609  Bistorta bistortoides J. Young 1982-3 s.n. Plumas Dye Creek meadow 1524 Comment
  SBBG119863  Blepharipappus scaber L. Ahart, J. Dittes 2003-8-8 10484 Plumas E side of Beckwourth Calpine Rd, ca. 3 mi S of Beckwourth, Sierra Valley 1482 Comment
  CAS-BOT-BC128017  Blepharipappus scaber M. S. Taylor 1982-6-28 4765 A Plumas Ramelli Ranch, between Calpine Rd (109) and cow pastures, s side a Hwy70, ca. 1 mi w of Beckwourth 1487 Comment
  RSA121107  Blepharipappus scaber E. Sawyer 1935-6-7 80 Plumas 3 3/4 miles southwest of Sugarloaf. 1494 Comment
  CHSC41411  Boechera davidsonii Lowell Ahart 1986-7-8 5355 Plumas On cliffs, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  CAS-BOT-BC16182  Boechera davidsonii Lowell Ahart 1986-7-8 5355 Plumas Sierra Nevada. Ca. 1 mile northwest of Pilot Peak, ca. 14 miles northeast of La Porte. 1950 Comment
  CHSC21590  Boechera pinetorum L. M. Mayer; D. E. Brink Jr. 1975-7-15 Plumas Bucks Lake. Found on the road to Spanish Peak. Comment
  CHSC97519  Boechera pinetorum Lowell Ahart; John Dittes 2007-6-17 14173 Plumas Near wire box, 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
  CAS-BOT-BC14304  Boechera platysperma Anna Head 1921-7-30 s.n. Plumas Feather River Region. Lake Center Camp. 1981 Comment
  CAS-BOT-BC14469  Boechera platysperma John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54268 Plumas Sierra Nevada. Rocky summit ridge, Mount Hough. 2203 Comment
  JEPS90247  Boechera platysperma Dean W. Taylor 1974-10-1 5059 Plumas 3 mi s of Plumas-Eureka State Park (Northern Sierra Nevada, Wade Lake, Jamison Creek drainage); Northern Sierra Nevada, Wade Lake 2000 Comment
  CAS-BOT-BC14663  Boechera rectissima A. A. Heller; P. B. Kennedy 1907-7-11 8809 Plumas Prattville. Comment
  CAS-BOT-BC14661  Boechera rectissima Lowell Ahart 1986-7-25 5370 A Plumas Sierra Nevada. Cleghorn Bar Road about 4 miles northwest of Pilot Peak. 1828 Comment
  CAS-BOT-BC25592  Boechera retrofracta John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2439 Plumas Butterfly Botanical Area and Vicinity. From vicinity of mouth of Butterfly Creek. 883 Comment
  CHSC24646  Boechera sparsiflora S. Deaton 1976-4-16 26 Plumas 100 yrds n of Highway 70 and 30 ft e of n bank of Chips Creek. Comment
  CAS-BOT-BC25725  Boechera sparsiflora Lowell Ahart 1977-6-21 s.n. Plumas Sierra Nevada. At Turkey Town, ca. 14 miles northeast of La Porte. 1800 Comment
  CHSC34289  Boechera suffrutescens M. S. Taylor 1981-8-25 4237 Plumas Red Hill Lookout, ca. 3 air mi ne of Belden. 1920 Comment
  CHSC88895  Boechera suffrutescens L. Hanson 1988-7-26 327 Plumas Plumas National Forest. Red Hill Lookout. 1920 Comment
  SEINET3166136  Boechera suffrutescens P. J. Alexander 2008-7-22 864 -A Plumas North side of the summit of Mount Elwell, +-0.1 miles N of the highest point, +-1.8 miles SE of Mt. Washington, +-14 miles NE of Downieville, northern Sierra Nevada, Plumas National Forest. 2347 Comment
  CAS-BOT-BC478473  Boisduvalia John Thomas Howell 1976-7-16 51890 Plumas Hydraulic mining gravels on flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  POM248780  Boisduvalia densiflora L. S. Rose 1934-7-23 34405 Plumas Vinton 1524 Comment
  CHSC110869  Botrychium montanum Tim Hanson; Emily Meigs Doe 2013-7-31 3 Plumas North High Sierra Nevada. On the Southeast side of Silvertip Road (22N60) approximately .9 km north of its intersection with Road 22N68. 1637 Comment
  SD9250  Botrychium multifidum Mrs. R. M. Austin 1876-1 Plumas Comment
  UCD136808  Botrychium multifidum Dennis Wm. Stevenson 1974-10-1 376 Plumas Between trail and Jamison Creek, 0.5 mile below (north of) Grass Lake (above Jamison Mine). 1767 Comment
  CHSC82539  Botrychium simplex Lowell Ahart; John Dittes 2002-6-17 9721 Plumas On the sides of a drainage in a meadow, on the north side of the road, about 1/8 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1651 Comment
  CHSC61381  Botrychium simplex var. compositum Vernon H. Oswald; Lowell Ahart 1993-8-11 5786 Plumas Lassen Volcanic National Park. Little Willow Lake located on the S edge of Lassen Volcanic National Park. 1839 Comment
  CHSC82558  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9866 B Plumas In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  JEPS99050  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9866 Plumas 1 mi SE of Tamarack Flat (4.5 air mi NW of La Porte); Lumpkin Ridge Road 1701 Comment
  CHSC81774  Brasenia schreberi Lowell Ahart 2001-10-16 9387 Plumas Round Valley Reservoir, plants collected near north shore and west of the dam, just below the road, about 2 1/2 miles southwest of Greenville. 1365 Comment
  JEPS102470  Brasenia schreberi Lowell Ahart 2001-10-16 9387 Plumas Round Valley Reservoir, plants collected near north shore and west of the dam, just below the road, about 2 1/2 miles SW of Greenville. 1365 Comment
  CHSC33927  Brickellia greenei M. S. Taylor 1981-7-18 4056 Plumas N side of Caribous Rd, ca. 3 mi NE of its jct with Hwy 70 near Belden. 853 Comment
  CHSC42031  Brickellia greenei Lowell Ahart 1986-9-10 5393 Plumas Along the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles northeast of La Porte. 1706 Comment
  CAS-BOT-BC127713  Brickellia greenei L. P. Janeway 1990-9-27 3851 Plumas NW-facing slope above drainage 2/3 mi E of Cascade Cr and 1/4 mi S of Little Grizzly Cr., Plumas County, California, United States, 5850.0 ft Comment
  CAS-BOT-BC478971  Brodiaea californica subsp. californica A. A. Heller; B. B. Kennedy 1907-7-11 8796 Plumas Pratville Comment
  PASA502  Brodiaea hyacinthina Margaret Stason 1932-6-22 445 Plumas Camp Ground, Lake Almanor Comment
  CAS-BOT-BC149493  Bromus arvensis Fred Sommers; Greg Sommers 1976-7-15 175 Plumas Sierra Nevada. Sierra Valley Marsh, along Marble Lane near Hot Springs. 1487 Comment
  CDA14742  Bromus carinatus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3287 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  UC333235  Bromus carinatus var. carinatus unknown Plumas Sierra Comment
  SBBG115955  Bromus carinatus var. marginatus J. T. Howell, G. H. True 1973-7-31 50104 Plumas Thompson Pk, Diamond Range 2194 Comment
  UCD59128  Bromus carinatus var. marginatus John Thomas Howell 20-23 Jun 1977 52412 Plumas Sierra Nevada. On the peninsula of Lake Almanor. 1371 Comment
  CAS-BOT-BC148704  Bromus carinatus var. marginatus John Thomas Howell 1960-7-21 35822 Plumas Lassen Volcanic National Park. Terminal Geyser. 1798 Comment
  UCD58461  Bromus commutatus John Thomas Howell 1961-6-21 36666 Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC155054  Bromus hordeaceus John Thomas Howell 1962-6-17 37690 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CHSC75946  Bromus japonicus G. F. Hrusa 1997-6-26 13880 Plumas Sierra Nevada. 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). [Original lat./long. on label is '39 53 N; 120 42 W']. 1450 Comment
  RSA71076  Bromus marginatus L. S. Rose 1951-6-27 51021 Plumas Johnsville. 1601 Comment
  CAS-BOT-BC162150  Bromus orcuttianus John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2352 Plumas Sierra Nevada. Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek. 883 Comment
  CHSC96057  Calamagrostis canadensis L. P. Janeway; B. Castro 2006-9-9 8884 Plumas High Cascade Range. About 200 m east of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek). Broad flat meadow informally named Sheeba's Meadow. 1969 Comment
  CAS-BOT-BC185307  Calamagrostis koelerioides John Thomas Howell 1951-6-26 27537 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  CHSC69486  Calamagrostis koelerioides James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2550 Plumas Hwy. 70, Serpentine Canyon 1.6 mi SW of its junction with Rich Gulch Rd. Comment
  RSA0000411  Calamagrostis micrantha var. sierrae Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  RSA101419  Callitriche heterophylla R. Weatherby 1955-8-12 1684 Plumas Meadow on upper Clear Creek, below Spanish Peak. 1829 Comment
  CAS-BOT-BC85760  Calocedrus decurrens Ahart; Jokerst 1985-10-4 5189 Plumas 1 mile west of Pilot Peak, about 9 miles north-east of La Porte 1828 Comment
  CHSC94969  Calocedrus decurrens Lowell Ahart 2006-9-28 13387 Plumas On the west side of the North Fork of the Feather River, on the west side of Highway 70, at Indian Jim Campground, about 3/4 mile southwest of Chambers Creek. 646 Comment
  SBBG15285  Calochortus coeruleus H. and M. Dearing 1938-7-1 2257 Plumas near Lake Almanor Comment
  CAS-BOT-BC487769  Calochortus coeruleus Lewis S. Rose 1963-6-3 63104 Plumas Butterfly Valley, 2 miles SW of Keddie 1188 Comment
  CAS-BOT-BC487770  Calochortus coeruleus L. P. Janeway 1990-6-12 3712 Plumas Rattlesnake Creek, just N of Long Valley; along road 508, 1.1 miles N of Hwy 70/89 1432 Comment
  CDA19250  Calochortus leichtlinii G. D. Barbe, T. C. Fuller 1982-6-17 3811 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  UCD139521  Calochortus leichtlinii J. M. Tucker 1948-7-24 1722 Plumas near road from Cascade to Camel Peak. 1615 Comment
  CAS-BOT-BC491828  Calochortus leichtlinii D. E. Breedlove 1962-6-13 3474 Plumas Along State Highway 89, 2 miles south of Graeagle; Sierra Nevada 1402 Comment
  UC170933  Calochortus leichtlinii H. M. Hall 1912-7-7 9311 Plumas Jameson Creek Sierra Nevada Mountains 1920 Comment
  CAS-BOT-BC483472  Calochortus minimus E. K. Balls; L. W. Lenz 1956-6-19 21838 Plumas 0.3 mile east along State Highway 89, past P.G.&E. Dam, Lake Almanor 1432 Comment
  UCD139548  Calochortus minimus Dean Dubbe 1974-5-18 14- 6 Plumas Butterfly Valley, 6 miles northwest of Quincy, off of Hwy 89. 1097 Comment
  CAS-BOT-BC493420  Calochortus nudus B. Ertter; G. Schoolcraft 1987-6-17 1737 Plumas About 2 miles N. of Chester, Susanville 1402 Comment
  CAS-BOT-BC90964  Calycanthus occidentalis John Thomas Howell 1951-8-19 28172 Plumas Sierra Nevada. 3 miles east of Rich Bar. 853 Comment
  CHSC21083  Calyptridium monospermum F. T. Griggs; A. Pass 1975-7-2 53 Plumas Buck's Lake Forest Service Survery. Comment
  SEINET10674988 Image available Calyptridium monospermum A. Arthur Heller 1938-5-30 Heller 15132 Plumas Granite sand along the Feather river near Bucks Creek power house. Rather common for several miles but not noted outside of the granite. Comment
  UC852128  Calyptridium monospermum A. A. Heller 1938-5-30 15132 Plumas near Bucks Creek Powerhouse; Feather River; Feather River, near Bucks Creek power house, Plumas Co. 609 Comment
  UC569878  Calyptridium umbellatum D. Axelrod 1934-6-9 18 Plumas 2 1/4 mi nw of Lexington Hill 1767 Comment
  UCD100474  Calyptridium umbellatum J. M. Tucker 1948-7-25 1744 Plumas above mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. Comment
  SEINET10572716  Calyptridium umbellatum Mary Susan Taylor 1982-5-19 Taylor 4485 Plumas T23N R14E ne/nw sec 27. Portola quad. Sandy sagebrush scrub, Ramelli Ranch, ca. 1 mi w of Beckwourth. 4800 ft. 1463 Comment
  CHSC76051  Calystegia occidentalis subsp. occidentalis G. F. Hrusa 1997-5-30 13822 Plumas S of Hwy 70 approx. 15 mi. E of Quincy. Dry creekbank on W side of Rattlesnake Creek. 1300 Comment
  UC879382  Calystegia occidentalis var. tomentella Lewis S. Rose 1939-6-8 39259 Plumas 12 mi ne Belden (Breyes Flat, Feather River); Feather River, Breyes Flat, ne of Belden 975 Comment
  CAS-BOT-BC496987  Camassia leichtlinii subsp. suksdorfii Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1575 Plumas Fern Glen 1112 Comment
  RSA641466  Camelina microcarpa Michael A. Vincent 1999-6-7 8544 Plumas Plumas National Forest; Beckwourth Ranger district along Route A23, just south of Route 70, SW of Beckwourth. Comment
  CAS-BOT-BC160842  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18415 Plumas State Highway 49 2.4 miles west-northeast of Sierraville Comment
  CAS-BOT-BC160890  Camissonia tanacetifolia subsp. tanacetifolia H. L. Mason 1924-6-15 1037 Plumas Graeagle Comment
  JEPS11732  Campanula prenanthoides W. L. Jepson 1939-7-29 19274 Plumas Spring Hill Trail Meadow Valley 1219 Comment
Read comments
Mar 30 2016
  JEPS11733  Campanula prenanthoides H. M. Wheeler 1944-8-1 Plumas Cascade Comment
  SEINET10463013  Campanula prenanthoides Stern 1975-7-24 STERN 5871 Plumas East shore of Lake Almanor 1372 Comment
  SEINET10917161  Campanula prenanthoides Solomon W. Conrad 1975-8-11 Conrad 7398 Plumas Douglas Fir forest 5.5 miles west of Quincy on Meadow Valley Rd. 1219 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
  RSA0092972  Cardamine californica Bonnie C. Templeton 1968-6-8 11216 Plumas Twain Rd., west of Butterfly Valley, ca 10 mi. west of Quincy. Comment
  CDA37791  Cardamine nuttallii G. D. Barbe, T. C. Fuller 1982-6-16 3791 Plumas Plumas National Forest; Below Mud lake, 3/4 mi NE of Eisenheimer Peak. 2097 Comment
  JEPS96901  Cardamine pachystigma Dean Wm. Taylor and Glenn L. Clifton 1997-4-9 15945 Plumas Feather River Canyon; along Highway 70 at Rich Bar; Plumas National Forest 640 Comment
  CAS-BOT-BC38092  Cardamine pachystigma John Thomas Howell; Gordon H. True 1967-5-9 42217 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  SD130902  Carex L. S. Rose 1967-6-10 67151 Plumas Sierra Nevada Mountains; Butterfly Valley. Comment
  SEINET10502740  Carex Mary Susan Taylor 1981-5-8 Taylor 3651 A Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 Comment
  JEPS118398  Carex abrupta Lowell Ahart 2011-9-17 17662 Plumas On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  CAS-BOT-BC17838  Carex amplifolia Alice Eastwood 1927-6-12 14493 Plumas Forest Lodge near Greenville. Comment
  CDA13564  Carex amplifolia G. F. Hrusa, T. D. Wilfred 1996-7-22 13392 Plumas Sierra Nevada; PLUMAS NATIONAL FOREST: Rhizomatous colonies in deep shade in moist bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  SEINET10872734  Carex amplifolia Mary Susan Taylor 1982-8-9 Taylor 4947 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
  CAS-BOT-BC17922  Carex angustata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  CAS-BOT-BC17940  Carex angustata John Thomas Howell 1960-7-23 35962 Plumas Lassen Volcanic National Park. Drakesbad. Dream Lake. 1828 Comment
  SD130954  Carex angustata John Thomas Howell, Gordon H. True 1969-6-23 45829 Plumas Sierra Nevada; mixed coniferous forest on Middle Fork of Feather River at Nelson Point. 1250 Comment
  SEINET7549685 Image available Carex angustata L. P. Janeway 2003-7-19 7906 Plumas High Cascade Range. At eastern end of Willow Lake along the small stream channel draining the lake. Mt Harkness 7.5' quad. 1655 Comment
  CAS-BOT-BC19723  Carex athrostachya John Thomas Howell 1926-7-26 2131 Plumas Near Prattville. 1371 Comment
  CHSC81166  Carex athrostachya Lowell Ahart 2001-8-28 9194 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  SEINET8989735 Image available Carex athrostachya L. Janeway, Castro, B 2003-1 7980 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Red Cinder 7.5' quad. Comment
  CAS-BOT-BC19137  Carex aurea Lewis S. Rose 1967-7-10 67150 Plumas 3 miles west of Keddie. Butterfly Valley. 1097 Comment
  UC338344  Carex aurea Lemmon 1889-5-26 Plumas Culver's ranch Mohawk Valley, Culver's ranch Comment
  CAS-BOT-BC19528  Carex bolanderi Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1491 Plumas Butterfly Botanical Area and Vicinity. Fern Glen along roadside. 1097 Comment
  CHSC97288  Carex bolanderi Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14457 Plumas About 10 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
  CAS-BOT-BC19529  Carex bolanderi L. P. Janeway; Garrett Gibson 1991-8-2 4101 Plumas Plumas National Forest. Beckwourth Ranger District. Southeast flank of Smith Peak. 1828 Comment
  CHSC63190  Carex brainerdii Lowell Ahart 1994-6-29 7419 Plumas West of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  CHSC68372  Carex brainerdii L. P. Janeway 1996-6-4 4985 Plumas 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
  CHSC77066  Carex brainerdii G. Douglas Barbe; T. C. Fuller 1982-6-15 3694 Plumas On east-facing slope, 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  SEINET13344652  Carex brainerdii J. T. Howell, Gordon H. True 1967-5-7 42186 Plumas Sierra Nevada, Injin Jim Campground [now James Lee Campground] at confluence of Granite Creek and North Fork of Feather River 610 Comment
  SEINET7552659 Image available Carex brainerdii Clarence R. Quick 1955-6-21 55 -33 Plumas Near S. E. end of Lake Almanor Comment
  SEINET7556168 Image available Carex cusickii L. P. Janeway 2003-7-19 7905 Plumas Mt. Harkness 7.5' Quad. High Cascade Range. 1656 Comment
  CDA13852  Carex feta G. F. Hrusa, T. D. Wilfred 1996-8-2 13465 Plumas Sierra Nevada; Volcanic slopes on E side of Fells Creek immed. upstream from USFS 23N22 crossing. Clumped individual at top of spring, open. Comment
  CAS-BOT-BC20692  Carex fracta John Thomas Howell 1960-7-17 35496 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  JEPS114804  Carex fracta Lowell Ahart 2008-8-13 15177 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  UC825366  Carex fracta Lewis S. Rose 1939-6-7 39254 Plumas 3 mi N of Pulga (N Fork of Feather River) 518 Comment
  JEPS120104  Carex hassei Lowell Ahart 2012-7-1 18263 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. Comment
  SJSU8614  Carex hassei C. W. Sharsmith 1975-6-18 8229 Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  CHSC55437  Carex heteroneura var. heteroneura L. P. Janeway 1990-7-18 3806 Plumas Plumas National Forest. Near Emigrant Creek 1/4 mi north of the crest of Grizzly Ridge. 2103 Comment
  RSA71306  Carex integra L. S. Rose 1951-6-28 51030 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CHSC100344  Carex jonesii Lowell Ahart 2008-7-16 15085 Plumas On the west side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC108087  Carex jonesii Lowell Ahart 2011-9-17 17659 Plumas On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  JEPS102673  Carex jonesii Lowell Ahart 2001-7-23 9000 Plumas Meadow, on the south side of a poor logging road, start of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS107611  Carex jonesii Lowell Ahart, Josephine Guardino 2005-8-10 12322 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
  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-BC35509  Carex jonesii L. P. Janeway 1990-7-3 3761 Plumas about 100 m west of Paradise Creek and about 0.75 mi. south of Little Grizzly Creek 1905 Comment
  CDA33094  Carex jonesii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3318 Plumas 2.8 miles north-northeast of the Engle Mine town-site on the Diamond Mountain Road, between the road and Lights Creek. Comment
  CAS-BOT-BC21129  Carex lanuginosa L. P. Janeway 1992-6-4 4211 Plumas Plumas National Forest. Beckourth Ranger District. 1341 Comment
  UC1584580  Carex lasiocarpa Dean W. Taylor 1990-8-20 11466 Plumas along a minor unnamed tributary, Little Willow Lake Lassen Volcanic National Park, Reading Peak 7 1/2' quad. 1844 Comment
Read comments
Jun 8 2006
  RSA565016  Carex lasiocarpa var. americana D. W. Taylor 1990-8-10 11436 Plumas Lassen Nat l Park, Little Willow Lake. 1875 Comment
  CHSC43006  Carex lemmonii L. P. Janeway; B. Castro 1987-7-17 2488 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. 1584 Comment
  CHSC65598  Carex lemmonii L. P. Janeway 1995-7-23 4869 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  UCD140472  Carex lemmonii John Thomas Howell 1960-7-23 35946 Plumas Lassen Volcanic National Park, Drakesbad. Near Soda Spring. 1676 Comment
  CDA33102  Carex lenticularis var. impressa L. Ahart 2003-7-18 10433 Plumas On the east side of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. Comment
  CHSC58527  Carex lenticularis var. lipocarpa Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5040 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  SEINET7564689 Image available Carex lenticularis var. lipocarpa John Thomas Howell 1951-6-28 27733 Plumas Eureka Lake. Comment
  CAS-BOT-BC31635  Carex luzulina var. ablata John Thomas Howell 1951-6-27 27597 Plumas McRae Meadow. 1981 Comment
  CAS-BOT-BC31643  Carex luzulina var. ablata Catherine McWilliams 1971-9-1 s.n. Plumas South slope of Eureka Peak, Plumas-Eureka State Park. 1706 Comment
  CHSC46993  Carex multicaulis L. P. Janeway 1989-8-1 3543 Plumas Plumas National Forest. Southern side of Big Hill, between Eureka Ridge and Middle Fk Feather River. Near rd 23N36. 1584 Comment
  CHSC114382  Carex multicaulis G. Douglas Barbe; T. C. Fuller 1982-6-15 3710 Plumas On slope uphill, 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Road 26N22F); 3.3 miles east of Red Hill Summit. 1554 Comment
  UCD108022  Carex multicostata Tim Kuhn 2006-6-28 67 Plumas north of Lake Davis at Old House Meadow. Comment
  CHSC35945  Carex nebrascensis M. S. Taylor 1982-6-14 4658 Plumas In wet Pioneery Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 1536 Comment
  CHSC47015  Carex nebrascensis L. P. Janeway 1989-7-20 3506 Plumas Plumas National Forest. North end of Crocker Mdw; near the Beckwourth-Genesee Rd (rd 111) 6.3 mi N of Beckwourth. 1737 Comment
  CHSC65600  Carex nebrascensis L. P. Janeway 1995-8-4 4888 Plumas About 1.4 mi north-northeast of Dixie Mountain Lookout; springy meadow between Lookout Creek and Road 25N03. 2026 Comment
  JEPS115202  Carex nebrascensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16139 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  POM313120  Carex nebrascensis S. Galen Smith, Malcolm A. Nobs 1949-8-19 1457 Plumas Southeastern side of Portola. Comment
  JEPS63501  Carex nudata W. L. Jepson 1939-8-16 19439 Plumas Portola Comment
  JEPS25927  Carex nudata W. L. Jepson 1918-8-16 8024 Plumas Clover Creek 1584 Comment
  CHSC99400  Carex pachystachya Robert F. C. Naczi; Lawrence P. Janeway 2004-7-24 10541 Plumas Ca. 14 mi WSW of village of Almanor, along tributary of Butt Creek, W of Humboldt Road (county route 308). 1746 Comment
  SEINET8989743 Image available Carex pachystachya Unknown 2000-1 6836 Plumas Northern High Sierra Nevada. Diamond Mountains; 1.1 km south east of Crystal Peak. Constantia quad. Comment
  CHSC47081  Carex pellita L. P. Janeway 1989-7-25 3528 Plumas Plumas National Forest. Springs at head of creek draining from N into Red Clover Valley. From Beckwourth-Genesee Rd (rd 111) 15.7 mi from Beckwourth, then 2.5 mi northerly on rd 25N05, then 2.3 mi on rd 25N85. 1737 Comment
  CHSC53524  Carex pellita Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  CHSC55444  Carex rossii L. P. Janeway 1990-7-3 3758 Plumas Plumas National Forest. About 100 m west of Paradise Creek and about 2/3 mi south of Little Grizzly Creek. 1874 Comment
  HSC89404  Carex rossii L. P. Janeway 1989-6-8 3273 Plumas Near Jackson Creek, just E of Feather River Hwy. (Hwy. 70/89) at upper end of Jackson Creek campground 1387 Comment
  SEINET10839857  Carex rostrata Lowell Ahart 1985-7-11 Ahart 5124 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
  CHSC98302  Carex scabriuscula L. P. Janeway 2007-6-3 9028 Plumas Near top of eastern end of Red Mountain, near Road 23N69 0.7 mi northwest of the 18 Road. 1890 Comment
  UCSB63734  Carex scabriuscula Jokerst, James; Schlising, R.; Ahart, Lowell 1985-8-12 Plumas Hwy. 70, Serpentine Canyon, 1.6 mi. SW of its junction with Rich Gulch Rd.: T25N R7E, probably Sect. 13 Comment
  CHSC118669  Carex scabriuscula Wendy L. Boes; Jim Battagin 2015-5-12 2015007 G Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CAS-BOT-BC117521  Carex sheldonii L. P. Janeway 1992-6-4 4218 Plumas Along NE side of Middle Fork Feather River at mouth of Bonta Creek; 1316 Comment
  CHSC46992  Carex sheldonii L. P. Janeway 1989-7-25 3529 Plumas Plumas National Forest. Along Red Clover Cr in Red Clover Valley at crossing of rd 25N05; near Beckwourth-Genesee Rd (rd 111) 15.7 mi from Beckwourth. 1645 Comment
  CHSC76252  Carex sheldonii G. L. Ponting 1999-8-28 Plumas About 1.2 mi southwest of Portola. About 100 ft north of County Road A-15. On the drier and higher parts of seasonally wet meadow. 1499 Comment
  UC1133451  Carex spectabilis L. S. Smith 1927-8-10 2166 Plumas near Gold Lake; Downieville Quadrangle 1981 Comment
  JEPS49038  Carex spectabilis Leland S. Smith 1927-8-10 2191 Plumas Gold Lake, Tahoe National Forest 2133 Comment
  CAS-BOT-BC117367  Carex stipata var. stipata Walter Knight; Irja Knight 1966-6-18 1347 Plumas Butterfly Valley. 1036 Comment
  CDA13364  Carex subfusca G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13213 Plumas Sierra Nevada; N side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  CHSC110386  Carex subfusca Lowell Ahart 2012-9-5 18443 Plumas Along the east side of the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1940 Comment
  CHSC48067  Carex subfusca L. P. Janeway 1989-6-22 3368 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw, near rd 24N49Y. 1804 Comment
  CHSC63285  Carex subfusca Lowell Ahart 1994-6-17 7359 Plumas Small meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  CHSC89748  Carex subfusca L. P. Janeway; Robert F. C. Naczi 2004-7-24 8185 Plumas High Cascade Range. Humboldt Road crossing of small tributary of Butt Creek, 2.9 road km from Humboldt Summit. Narrow meadowy strip along small creek. 1756 Comment
  CHSC97533  Carex subfusca Lowell Ahart; John Dittes 2007-6-17 14192 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
  JEPS113825  Carex subfusca Lowell Ahart, Josephine Guardino 2007-7-21 14356 Plumas Near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis 1787 Comment
  JEPS28346  Carex subfusca George W. Gillett 1957-7-19 849 Plumas about 1 1/4 mi above Devil's Kitchen (trail to Sifford Lakes); Lassen Volcanic National Park 2057 Comment
  SEINET10880001  Carex subfusca Dean W. Taylor 2000-8-12 Taylor 17556 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed); T27N R13E NW1/4 Section 16; Antelope Lake 71/2' USGS quadrangle. Sierra Nevada (nSNH). 1859 Comment
  SJSU7499  Carex subfusca Lewis S. Rose 1968-6-10 68085 Plumas Quincy 1036 Comment
  CAS-BOT-BC115989  Carex subfusca D. A. McMillan 1914-6-20 13 Plumas Long Valley 1524 Comment
  CAS-BOT-BC115999  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54237 Plumas About 4 mi SE of Mt. Hough on road to Quincy. 1645 Comment
  CDA33154  Carex subfusca G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3299 Plumas On Diamond Mountain Road, 0.5 mile southwest of Engle Mine townsite. 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
  RSA71294  Carex teneriformis L. S. Rose 1951-6-28 51032 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CAS-BOT-BC115410  Carex utriculata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54182 Plumas Long Valley at road to Maxwell Mine. 1633 Comment
  CHSC47144  Carex utriculata Henricus Jansen 1989-6-22 Plumas Soldier Creek. 1371 Comment
  CHSC52551  Carex utriculata L. P. Janeway 1989-6-30 3432 Plumas Plumas National Forest. Narrow mdw along Crocker Cr, ca 0.6 mi N of Crocker Mdw; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  CHSC89721  Carex utriculata L. P. Janeway; Robert F. C. Naczi 2004-7-24 8188 Plumas High Cascade Range. Large willow meadow along a western tributary of Butt Creek, 2.4 air km north of Humboldt Summit. South edge of the meadow. 1740 Comment
  CHSC116367  Carex utriculata Sara M. Taylor; Scott Batiuk 2012-9-12 71 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd intersection. On foot, cross to the north side of the river and head WNW. UTM Zone 10, 4423072 N, 652443 E. 1890 Comment
  SEINET11044476  Carex whitneyi J. T. Howell 1977-1 52407 Plumas Sierra Nevada, on the peninsula of Lake Almanor 1372 Comment
  UC1120934  Cassiope mertensiana subsp. californica C. W. Hanks 1934-9-6 68 Plumas Top of Dixie Mtn. 2438 Comment
  CHSC21726  Castilleja F. T. Griggs; A. Pass 1975-8-5 308 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC249709  Castilleja applegatei subsp. pinetorum Alice Eastwood 1927-6-1 s.n. Plumas Forest Lodge, Greenville. United States Forest Reserve Comment
  CAS-BOT-BC249735  Castilleja applegatei subsp. pinetorum Elmer I. Applegate 1929-6-21 5777 Plumas Kelly's Camp, Warner Valley, Mt. Lassen region Comment
  CAS-BOT-BC249738  Castilleja applegatei subsp. pinetorum Clarence R. Quick 1963-7-24 63 -62 Plumas On shoulder of east-west ridge 1.5 miles east of Wheeler Peak Comment
  CAS-BOT-BC249750  Castilleja applegatei subsp. pinetorum John Thomas Howell 1926-7-24 2101 Plumas Near Prattville 1463 Comment
  CHSC36853  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-21 4895 Plumas Around s end of Bachs Creek Ridge. Ca. 5 mi se of Quincy. 1752 Comment
  CHSC80875  Castilleja applegatei subsp. pinetorum Lowell Ahart 2001-7-17 8923 Plumas Outcrops, on the southeast side of a logging road, southeast of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS9784  Castilleja applegatei subsp. pinetorum W. L. Jepson 1910-6-5 4060 Plumas near Big Meadows 1371 Comment
  UC1063049  Castilleja applegatei subsp. pinetorum E. Sawyer 1935-5-21 14 Plumas 2 mi e Beckwith Butte; Sierraville Quad. 1676 Comment
  UC174719  Castilleja applegatei subsp. pinetorum A. A. Heller and P. B. Kennedy 1907-7-3 8701 Plumas hills above Red Clover Valley Comment
  UC733210  Castilleja applegatei subsp. pinetorum Elmer I. Applegate 1929-6-21 5777 Plumas Kelly's Camp Mt. Lassen Region, Warner Valley (Warner Valley) Comment
  UCD122260  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-5 4935 Plumas Around Crystal Lake just below Mt. Hough, ca. 7 air mi nne of Quincy. 2042 Comment
  JEPS74159  Castilleja arachnoidea Loran C. Anderson 1974-7-5 3689 Plumas 15 air mi nw Portola (below Mt. Ingalls summit (above treeline)); Mt. Ingalls 2514 Comment
  JEPS29119  Castilleja arachnoidea Lauramay T. Dempster 1667 A Plumas immediately n Red Rock Lookout (n of Engelmine) Comment
  UC1063496  Castilleja campestris subsp. campestris E. Sawyer 1935-6-11 99 Plumas 5.75 mi s Butte; Sierraville Quad. 1493 Comment
  SEINET7063470  Castilleja exserta A. G. Vestal 1947-3-31 s.n. Plumas Grassy road shoulder in Warner Valley along Warner Creek. UTM Zone 10, 643846mE, 4469696mN. (WGS84/NAD83). 1535 Comment
  CHSC112530  Castilleja lacera B. Castro; L. P. Janeway 2009-6-7 1787 Plumas Northern High Sierra Nevada. Upper watershed of Thompson Valley, ~ 1.5 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. Along USFS Rd 25N05 (Squaw Valley Rd) 200 ft W of its jcn with small dirt rd to lower Thompson Valley. 1700 Comment
  CHSC97601  Castilleja lacera Lowell Ahart; John Dittes 2007-6-16 14136 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  UCR53765  Castilleja lacera Lyman Benson 1949-6-21 13741 Plumas Cascade Range, Almanor, 1 mile west of Lake Almanor Inn [W bank of Lake Almanor], Feather River Drainage 1402 Comment
  LA209236  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-5 Plumas Red Clover Valley Comment
  RSA184952  Castilleja miniata L. S. Rose 1966-7-28 66073 Plumas Quincy. 1067 Comment
  CAS-BOT-BC253998  Castilleja miniata E. K. Balls 1950-9-1 15667 Plumas east of Long Lake in meadow sloping to 2 smaller lakes (Helgamite Pond?) 2133 Comment
  CAS-BOT-BC254055  Castilleja miniata M. S. Taylor 1982-8-4 4916 Plumas Along spring on n side of Solomon [Soloman] Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. Flora of Plumas County 1889 Comment
  CAS-BOT-BC254058  Castilleja miniata Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi. W of Pilot Pk, on hill south of Onion Valley 2000 Comment
  JEPS123960  Castilleja miniata subsp. miniata Lowell Ahart 2015-7-4 20286 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
  JEPS95833  Castilleja miniata subsp. miniata Lowell Ahart 1999-7-15 8094 Plumas about 50 yards east of the Quincy La Porte Road; about 3/4 mile south of Onion Valley; about 1 mile northwest of Pilot Peak; about 9 miles (air) northeast of La Porte 1828 Comment
  RSA52890  Castilleja payneae R. Weatherby 1950-8-11 1509 Plumas Trail to Long Lake boathouse. 1982 Comment
  UC573408  Castilleja pilosa E. Sawyer 1935-6-4 62 Plumas 3.75 mi ene Beckwith Butte; Sierraville Quad. 1493 Comment
  CHSC62592  Castilleja tenuis B. Castro 1987-6-21 132 Plumas E side of Little Grass Valley Reservoir. 1524 Comment
  HSC100731  Castilleja tenuis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16135 Plumas W side of F.S. Rd. 27N92K, E side of Long Valley, 3.5 (air) mi. WSW of Greenville, 5.2 (air) mi. SE of Lake Almanor Dam. 1607 Comment
  JEPS81468  Castilleja tenuis M. S. Taylor 1982-6-28 4770 Plumas ca 1 mi w Beckwourth (Ramelli Ranch, s side of Hwy 70); Portola Quad. 1487 Comment
  JEPS81472  Castilleja tenuis M. S. Taylor 1982-7-8 4800 Plumas ca 1 mi sw Beckwourth (on Ramelli Ranch, on s side of Feather River in dry edges); Portola Quad. 1487 Comment
  JEPS81473  Castilleja tenuis M. S. Taylor 1982-7-14 4829 Plumas ca 4 mi w Greenville (in Long Valley, near junction of 27N92 and 26N18); Almanor NE Quad., Long Valley 1676 Comment
  CHSC93930  Ceanothus arcuatus C. L. Schmidt 1988-6-25 1218 Plumas Red Hill just below summit, 7.5 miles from US 70 up Rush Creek Road, ca. 9.4 miles SW of Paxton on US 70. 1880 Comment
  CHSC96738  Ceanothus arcuatus L. P. Janeway 2007-5-20 8987 Plumas Northern High Sierra Nevada. Along Road 26N22F (to top of Red Hill) 2.4 road km from Deadwood Saddle; 2.6 air km east of the summit of Red Hill. 1594 Comment
  HSC101673  Ceanothus arcuatus Dillon North Davis 2013-7-1 32 Plumas 5.1 miles south on FS Road 25N17 from intersection with Highway 70, ~200 m west of road. 1519 Comment
  SBBG120143  Ceanothus arcuatus L. P. Janeway 2007-5-20 8989 Plumas crest at head of Bean Crk, which drains to the SSE; jct of USFS Rds 25N17, 25N57, and 25N59 1573 Comment
  JEPS42347  Ceanothus cordulatus W. L. Jepson 1910-6-5 4065 Plumas Warner Valley 1524 Comment
  CAS-BOT-BC49177  Ceanothus cuneatus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2181 Plumas Mouth of Butterlfy Creek 883 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
  UCD23327  Ceanothus cuneatus E. W. Jameson 1948-12-7 s.n. Plumas 4 mi. east of Quincy. 1097 Comment
  CHSC70039  Ceanothus cuneatus var. cuneatus L. P. Janeway 1997-5-15 5132 Plumas Hwy 70/89 at Rattlesnake Creek. 1310 Comment
  CAS-BOT-BC50732  Ceanothus integerrimus John Thomas Howell 1973-7-9 49718 Plumas Sierra Nevada - Round Valley 1371 Comment
  OBI10462  Ceanothus integerrimus Lewis S. Rose 1966-7-27 66064 Plumas Butterfly Crk and Spanish crk; 1 mi S of Keddie 991 Comment
  UC338451  Ceanothus integerrimus Lemmon 1889-5-27 Plumas Mohawk Valley Comment
  UC80030  Ceanothus integerrimus Mrs. R. M. Austin 1876-1 199 Plumas Comment
  RSA184944  Ceanothus integerrimus var. californicus L. S. Rose 1966-7-27 66064 Plumas Butterfly Creek and Spanish Creek, 1 miles S of Keddie 991 Comment
  UCD112012  Ceanothus integerrimus var. macrothyrsus Lewis S. Rose 1966-7-27 66064 Plumas Butterfly Creek and Spanish Creek, 1 mi. s. of Keddie. 990 Comment
  CHSC79202  Ceanothus prostratus L. P. Janeway 2000-6-24 6832 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km southwest of Crystal Peak in the Diamond Mountains. 2304 Comment
  RSA641886  Ceanothus prostratus Michael A. Vincent 1999-6-8 8558 Plumas Plumas National Forest, Milford Ranger District, along FS 28N03 betw FS 27N25 and FS26N16. Comment
  SD7230  Ceanothus prostratus Mrs. R. Austin 1879-1 Plumas Big Meadows Comment
  UC338504  Ceanothus prostratus J. G. Lemmon Plumas Mohawk Valley Comment
  UC569913  Ceanothus prostratus E. Sawyer 1935-5-21 15 Plumas 2 mi e Beckwith Butte; Sierraville Quad. Comment
  UCD112649  Ceanothus prostratus B. Crampton 1954-5-10 1863 Plumas 1.5 miles northeast of Portola. 1524 Comment
  UCSB13419  Ceanothus prostratus Breedlove, Dennis 1962-6-12 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  JEPS48673  Ceanothus velutinus Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2072 Comment
  UC569887  Ceanothus velutinus var. velutinus E. Sawyer 1935-7-8 273 Plumas 4 1/4 mi n Hawks; Sierraville Quad., n of Hawks 1798 Comment
  CAS-BOT-BC277041  Centaurea maculosa J. Budaj 1966-9-30 s.n. Plumas Sulphur Springs Rd. & Hwy 89, at the Sierra Co. line, s.e. of Clio Comment
  CAS-BOT-BC277217  Centaurea solstitialis John Thomas Howell 1959-9-24 34906 Plumas Crescent Mills 1066 Comment
  CAS-BOT-BC388205  Cerastium fontanum subsp. vulgare John Thomas Howell 1951-6-28 27673 Plumas Jamison Creek 1584 Comment
  SD144528  Ceratophyllum demersum Robert J. Weatherby 1950-7-21 1479 Plumas Feather River Canyon, near Twain, at China Bar Resort 669 Comment
  JEPS113420  Cercocarpus ledifolius var. intermontanus Lowell Ahart, John Dittes 2007-8-9 14452 Plumas On the west side of the ridge, about 3/5 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis 2509 Comment
  CHSC64067  Chaenactis douglasii var. douglasii B. Castro; R. A. Schlising 1987-7-21 169 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42 on hillside below roads. 1539 Comment
  JEPS29566  Chaenactis douglasii var. douglasii J. Thomas Howell 1960-8-20 36285 Plumas near Drakesbad (Kelley Camp, near Lassen Volcanic National Park); Lassen Volcanic National Park 1615 Comment
  HSC22983  Chamaesaracha nana John Pratt 1970-7-9 68 Plumas Chester airport Comment
  CHSC69514  Chamaesyce maculata Lowell Ahart 1997-9-11 7900 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/8 mile south of Mosquito Creek, about 5 miles (air) northeast of Belden. 792 Comment
  JEPS51922  Chamaesyce serpyllifolia W. L. Jepson 1939-8-7 18346 Plumas Meadow Valley Comment
  CHSC33743  Chamerion angustifolium subsp. circumvagum M. S. Taylor 1981-7-13 3992 Plumas Frenchman Lake Canyon, 1.8 mi s of the dam, ca. 10 mi n of Chilcoot on Hwy 70. Road embankment. 1615 Comment
  CHSC110266  Cheilanthes gracillima L. P. Janeway 2012-6-2 10851 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CHSC102971  Chenopodium album Lowell Ahart; John Dittes 2009-9-7 16396 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC63458  Chimaphila umbellata Lowell Ahart 1994-7-28 7539 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 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
  JEPS48793  Chimaphila umbellata John W. Duffield 1937-7-25 Plumas near Little Schneider Creek 1280 Comment
  RSA239262  Chimaphila umbellata subsp. occidentalis R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth, K. Thorne 1972-9-20 42323 Plumas Plumas National Forest: Fern Glen, Butterfly Valley Botanic Area. 1098 Comment
  UC1135230  Chrysolepis sempervirens C. W. Hanks 1934-8-9 30 Plumas mtns n Sierra Valley; Plumas National Forest, Sierraville Quad. 2072 Comment
  UC1135252  Chrysolepis sempervirens R. Roseberry 1934-11-4 9 Plumas 1 mi ne Johnsville; Plumas National Forest, Downieville Quad. 1493 Comment
  UCD110155  Chrysolepis sempervirens J. M. Tucker 1948-7-24 1731 Plumas ca. 1/2 mile northeast of Camel Peak. Comment
  SEINET7450658 Image available Chrysopsis villosa var. minor M. J. Williams 1974-7-23 74 -P-1 Plumas Near Chilcoot 1524 Comment
  RSA126612  Chrysothamnus nauseosus subsp. albicaulis E. Nourse 1934-8-9 7 Plumas 0.75 mile west of Clermont Hill 1951 Comment
  RSA126613  Chrysothamnus nauseosus subsp. albicaulis C. G. Albertus 1935-10-11 293 Plumas 2.9 miles NE of Loyalton 1524 Comment
  CAS-BOT-BC308934  Chrysothamnus viscidiflorus Greg Sommers 1976-8-4 216 Plumas Sierra Valley Marsh - Sierra Nevada 1524 Comment
  JEPS21407  Chrysothamnus viscidiflorus subsp. viscidiflorus W. L. Jepson 1939-8-12 19386 Plumas Black Mountain 1981 Comment
  RSA599865  Cicuta douglasii L. C. Wheeler 1959-7-15 7571 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  UCD59784  Cinna latifolia John Thomas Howell 1960-7-23 35961 Plumas Drakesbad, Lassen Volcanic National Park. 1676 Comment
  RSA101390  Circaea alpina subsp. pacifica R. Weatherby 1955-7-21 1654 Plumas 4th Water Bear Creek, Middle Fork Feather River Comment
  SEINET12193547  Circaea pacifica W. Knight, Knight, I. 1983-1 4915 Plumas Near Drakesbad Ranger Station, Lassen Volcanic National Park 1646 Comment
  SEINET3375652  Cirsium andersonii C. Lumer, S. Yost 2006-7-27 2447 Plumas Sierra Nevada Mountains. Rte 70 going west from Quincy. 914 Comment
  CHSC69699  Cirsium occidentale var. candidissimum Vernon H. Oswald; Lowell Ahart 1997-9-18 8874 Plumas Ca. 4 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.3 mi northeast of its junction with 26N26 (to Humbug Valley). Roadside. 1383 Comment
  CDA1512  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1963-8-28 11173 Plumas Sierra Valley; Loyalton-Vinton Hwy ( Hwy 49), just N of Sierra Co. line. Comment
  SEINET7836838 Image available Cirsium scariosum A. A. Heller, P. B. Kennedy 1907-7-3 8692 Plumas Red Clover Valley Comment
  CDA18077  Cirsium scariosum var. americanum B. Villegas 1999-7-8 s.n. Plumas Frenchman's Lake. 0 Comment
  SEINET3146355  Cirsium vulgare E. K. Balls 1950-9-15 15845 Plumas 6 mi. NW of Chester, N Fork Feather Rv. 1402 Comment
  CAS-BOT-BC228901  Cistanthe umbellata Lewis S. Rose 1954-5-30 54074 Plumas Johnsville 1600 Comment
  CAS-BOT-BC163168  Clarkia lassenensis Clare B. Hardham 1961-6-15 7421 Plumas Sierra Nevada Mountains. East of Taylorsville, Road to Engelmine [Engel Mine] 1219 Comment
  UC1071905  Clarkia mildrediae H. and M. Lewis, F. Vasek 1950-6-30 749 Plumas 5.2 mi s Yellow Creek Bridge (Hwy.24); Feather River Comment
  CHSC101495  Clarkia mildrediae subsp. mildrediae Samantha Mackey Hillaire 2008-4-9 1255 Plumas Plumas National Forest, Rock Creek area. Along powerlines and access roads. 2000-4000 ft. 914 Comment
  CHSC70752  Clarkia rhomboidea L. P. Janeway 1993-6-30 4408 Plumas Along Hwy 70 2.9 mi southwest of junction with Hwy 89, along East Branch North Fork Feather River. Cutbank. 868 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
  JEPS115782  Clarkia stellata Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15865 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  RSA0059947  Clarkia stellata L. P. Janeway 1995-7-11 4851 Plumas High Sierra Nevada. Along west side of Road 24N12 (road to Smith Peak) 1.8 miles northwest of Highway 70; about 4 miles west of Portola 1555 Comment
  JEPS127656  Claytonia Jurriaan M. de Vos 2014-6-4 292 Plumas Plumas NF. Near Little Grass Valley Reservoir shore, ca. 400 m S from boat ramp pf peninsula campground. Comment
  CHSC72458  Claytonia cordifolia L. P. Janeway 1998-7-1 5695 Plumas South side of Marion Ravine; along road 26N22 2.6 mi from Road 26N17 and the head of Schneider Ravine. 1463 Comment
  CAS-BOT-BC439099  Claytonia cordifolia W. D. Dakan 1978-5-20 s.n. Plumas Quincy Water Supply (Gansner Ravine). Plumas National Forest. 1036 Comment
  CAS-BOT-BC451743  Claytonia lanceolata Anna Head 1920-6-15 s.n. Plumas Gold Lake, Feather River Region Comment
  CAS-BOT-BC451747  Claytonia lanceolata M. S. Taylor 1982-5-17 4458 Plumas S side of rd 22N54, 1 air mi n of Beckwourth Peak, ca. 2 mi se of Portola. 1828 Comment
  CHSC21717  Claytonia lanceolata F. T. Griggs; A. Pass 1975-7-16 186 Plumas Along road, N. shore of Lower Buck's Lake. Comment
  CHSC97383  Claytonia lanceolata Jenny Marr; Craig Carter 2006-5-29 234 Plumas Cascade Range High. Plants collected at the southern boundary of Lassen Park adjacent Willow Lake. 1676 Comment
  CHSC98348  Claytonia lanceolata L. P. Janeway 2007-6-3 9015 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 Comment
  JEPS48668  Claytonia lanceolata Esther C. Fritz 1933-7-1 Plumas summit of Spanish Peak; Spanish Peak 2133 Comment
  CAS-BOT-BC443641  Claytonia perfoliata subsp. perfoliata John Thomas Howell; Gordon H. True 1967-5-9 42216 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  SEINET10572732  Claytonia rubra Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3889 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  CHSC64830  Claytonia rubra subsp. rubra Vernon H. Oswald 1995-6-24 6906 Plumas E edge of Last Chance Marsh at the n end of Lake Almanor, paralleled by the road to Last Chance Campground (FS 28N11), 2.0 mi (odometer) n of Hwy. 36. Locally abundant in wet gravel near the road. 1371 Comment
  CHSC75524  Claytonia rubra subsp. rubra G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3232 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  SDSU9783  Claytonia rubra subsp. rubra R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile north of Chester, Calif. 1383 Comment
  CHSC82451  Clintonia uniflora Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9830 Plumas On the south side of Forest Road 22N94, about 75 yards west of Forest Road 22N94E, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1577 Comment
  CAS-BOT-BC238044  Collinsia Rimo Bacigalupi 1927-7-12 1737 Plumas Along Little Gray Eagle Creek near Lakes Center Camp, Gold Lakes Region 1889 Comment
  CHSC101774  Collinsia parviflora Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15867 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  SEINET13395130  Collinsia parviflora A. A. Heller, B. B. Kennedy 1907-7-11 8808 Plumas Prattville. Comment
  SEINET13405214  Collinsia parviflora C. Tanner 1999-1 s.n. Plumas Portola, area bounded by Plumas and Quincy Streets on N and S, Rock and Willow on E and W. 1484 Comment
  RSA79434  Collinsia parviflora F. W. Peirson 1926-6-21 6785 Plumas East slope of Sierra Nevada, Humboldt Road. Comment
  UC170958  Collinsia parviflora H. M. Hall 1912-6-19 9262 Plumas Sierra Nevada Mountains, Willow Creek Willow Creek; Sierra Nevada Mountains, Willow Creek 1249 Comment
  UC725614  Collinsia parviflora A. A. Heller 1940-5-22 15666 Plumas 3 mi s of Prattville (along State Highway #89); State Highway #89 Comment
  CHSC107460  Collinsia torreyi var. torreyi Matt Simenc; L. Janeway 2011-7-11 25 Plumas Northern High Sierra Nevada. At the edge of a rock outcrop. 1745 Comment
  RSA184930  Collomia grandiflora L. S. Rose 1966-7-27 66052 Plumas Quincy 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
  JEPS28621  Collomia grandiflora George W. Gillett 1957-7-18 807 Plumas moist soil near trail on ne side Boiling Springs Lake; Lassen Volcanic National Park 1813 Comment
  RSA74108  Collomia heterophylla Milo S. Baker 1952-5-27 12468 a Plumas Hiwy 24, Feather River Canyon, far below Belden, perhaps 20 mi, at drinking fountain on right side of Hwy (going down) Comment
  RSA726454  Collomia linearis L. Ahart, John Dittes 2007-6-17 14016 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  RSA71855  Collomia linearis F. W. Peirson 1926-6-21 6783 Plumas East slope of Sierra Nevada on Humboldt Road Comment
  UC1085296  Collomia linearis J. Ewan 1934-7-19 8242 Plumas on sandy embankment along railroad bed Dentens (Blairsden) 1615 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
  RSA71943  Collomia tinctoria F. W. Peirson 1932-7-19 10350 Plumas Feather River near Chester 1463 Comment
  CAS-BOT-BC157361  Comarum palustre Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  SEINET12326108  Comarum palustre W. Knight, Knight, I. 1983-1 4925 Plumas on road between Chester & Drakesbad in Warner Valley 1570 Comment
  CAS-BOT-BC286166  Conyza canadensis John Thomas Howell 1960-7-20 35775 Plumas Lassen Volcanic National Park. Boiling Springs Lake 1798 Comment
  RSA101457  Corallorhiza maculata R. Weatherby 1955-7-2 1581 Plumas Fir woods above Wilcox Valley 1921 Comment
  UC143604  Corallorhiza striata Mrs. R. M. Austin May 1878 Plumas e Prattville Comment
  CHSC37523  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1982-9-8 5117 Plumas Along rd on w side of Round Valley Reservoir, ca. 4 mi s of Greenville. 1371 Comment
  CHSC62131  Cordylanthus tenuis subsp. tenuis L. P. Janeway 1993-7-28 4475 Plumas Plumas National Forest. Top of ridge on southwest side of South Branch Ward Creek. Along mining access road 3.4 mi southeast of Genesee Valley. 1584 Comment
  JEPS115163  Cordylanthus tenuis subsp. tenuis Lowell Ahart, John Dittes 2009-7-15 16089 Plumas On dry rocky soil, open forest, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1702 Comment
  SEINET10548995  Cordylanthus tenuis subsp. tenuis Mary Susan Taylor 1981-7-18 Taylor 4055 Plumas T26N R7E sw/se sec 33, Almanor SW quad. On serpentine, N side of Caribou Rd, ca. 4 mi NE of its jct with Hwy 70 near Belden. 2700 ft elev. 823 Comment
  CHSC82132  Cordylanthus tenuis subsp. viscidus L. P. Janeway; B. Castro 2001-6-22 7371 Plumas Northern High Sierra Nevada. On low peak along ridge between Frenchman Hill and the northwest end of Red Mountain. 1798 Comment
  RSA123062  Cornus californica F. W. Embree 1934-6-6 82 Plumas 1.5 miles NW of Bucks Mtn. 1524 Comment
  CAS-BOT-BC209436  Cornus nuttallii E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CHSC21564  Cornus nuttallii L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  UC1350964  Cornus nuttallii E. Fritz 1939-6 8532 Plumas Comment
  CAS-BOT-BC210305  Cornus sericea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2415 Plumas Butterfly Botanical Area. Fern Glen Comment
  CAS-BOT-BC210308  Cornus sericea Anna Head 1921-8-14 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC210319  Cornus sericea John Thomas Howell 1976-7-15 51858 Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  CAS-BOT-BC210322  Cornus sericea David D. Keck 1932-7-3 1654 Plumas South of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 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
  CAS-BOT-BC401869  Corydalis caseana subsp. caseana J. G. Lemmon No date on label s.n. Plumas Big Spring Comment
  CAS-BOT-BC401870  Corydalis caseana subsp. caseana Marcus E. Jones 1897-7-9 s.n. Plumas On Road from Prattville to Chico, 13 miles down 1524 Comment
  UC120137  Corydalis caseana subsp. caseana D. Cleveland 1892-7-25 Plumas Big Meadows, Big Spring Comment
  CHSC81112  Crassula aquatica Lowell Ahart 2001-8-28 9213 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
  CAS-BOT-BC141572  Crataegus douglasii Mrs. Jos Clemens 1919-10-30 s.n. Plumas Taylorsville Comment
  JEPS102561  Crataegus douglasii Lowell Ahart 2001-10-16 9393 Plumas Old road crossing Indian Cr, ca 10 yds e of the railroad tracks, where railroad has a bumper, ca 400 yards s of Arlington Road, ca 30 yards e of Highway 89, ca 1 1/2 miles s of Crescent Mills. 1066 Comment
  CAS-BOT-BC290326  Crepis John Thomas Howell 1962-6-17 37724 Plumas Portola 1463 Comment
  CAS-BOT-BC290442  Crepis acuminata Clare B. Hardham 1978-8-11 21770 Plumas About 5 miles southeast of Thompson Peak Comment
  CHSC99220  Crepis capillaris John Dittes; Lowell Ahart 2005-9-19 1289 Plumas Northern High Sierra Nevada Range; ca. 8.2 air-miles N of Genesee, 4.4 air-miles SW of Antelope Lake dam, 1.9 air-miles E of Taylor Lake, 1.1 air-mile N of intersection of FS Routes 27N45 and 27N53; east-facing slope above Hungry Creek. On east disturbed edge of FS Route 27N45. 1706 Comment
  SBBG33894  Crepis intermedia L. S. Rose 1969-6-24 Plumas Butterfly and Spanish Crks 853 Comment
  UC581220  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2232 Plumas Red Rock; sw slopes and ridge crest, n of Engelmine Comment
  SEINET7837084 Image available Crepis intermedia A. A. Heller, P. B. Kennedy 1907-7-11 8802 Plumas Prattville Comment
  CAS-BOT-BC291576  Crepis modocensis subsp. modocensis G. L. Stebbins; J. A. Jenkins 1937-5-22 2151 Plumas East slope of Beckwith Peak 1676 Comment
  UC1118016  Crepis modocensis subsp. subacaulis E. Sawyer 1935-6-27 195 Plumas 4 mi s Crow; Plumas National Forest, Sierraville Quadrangle Comment
  UC580727  Crepis modocensis subsp. subacaulis E. Sawyer 1935-6-27 195 Plumas 4 mi s Crow; Plumas National Forest, Sierraville Quadrangle 2011 Comment
  RSA39747  Crepis modocensis subsp. subacaulis P. A. Munz 1947-5-17 11844 Plumas Meadow 16 miles N of Chilcoot 1707 Comment
  SEINET10839182  Crepis occidentalis Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4333 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  UC345560  Crepis occidentalis E. B. Babcock 1928-6-15 157 Plumas Feather River Inn golfcourse; near hwy Comment
  UC346564  Crepis occidentalis E. B. Babcock 1928-6-14 154 Plumas Gray Eagle Resort; gully near bath house Comment
  JEPS126596  Crepis occidentalis subsp. occidentalis Lowell Ahart 2016-6-29 21066 Plumas Top and northwest of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CDA14042  Crepis pleurocarpa G. F. Hrusa, T. D. Wilfred 1996-8-1 13414 Plumas Sierra Nevada; approx. 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas NF. Comment
  CHSC108710  Crepis pleurocarpa B. Castro; L. P. Janeway 2001-7-22 1351 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. In open rocky areas up from road (the western extension of USFS Rd 23N69). 1798 Comment
  CHSC34910  Crepis pleurocarpa M. S. Taylor 1981-7-21 4083 Plumas NE corner of jct of 25N42 and 401, e and above Squirrel Creek, ca. 3 air mi n of Spring Garden. 1371 Comment
  CHSC80803  Crepis pleurocarpa Lowell Ahart 2001-7-19 8937 Plumas Steep slope, on the east side of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CAS-BOT-BC190153  Crypsis vaginiflora John Thomas Howell 1959-9-26 35068 Plumas Sierra Nevada. Near Soda Spring, Feather River Canyon. Ca. 1.5 mile west of Belden. 682 Comment
  CAS-BOT-BC189304  Cryptantha Clare B. Hardham 1978-8-11 21782 Plumas About 5 miles SE of Thompson Peak Comment
  CHSC102587  Cryptantha affinis L. P. Janeway; B. Castro 2009-7-18 9862 Plumas Northern High Sierra Nevada. Near the head of a major northwestern fork of Toland Creek, 1.7 air km northeast of Soapstone Hill and about 100 m southeast of Oroville-Quincy Hwy. 1643 Comment
  JEPS106024  Cryptantha affinis Lowell Ahart, Josephine Guardino 2004-5-24 10942 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy 1204 Comment
  OBI20690  Cryptantha affinis Lewis S. Rose 1967-7-11 67162 Plumas Mt Hough Rd, 6 mi N of Quincy jctn 1707 Comment
  SEINET10497260  Cryptantha affinis Lowell Ahart 1985-7-11 Ahart 5144 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
  UCD23261  Cryptantha affinis W. R. Powell 1968-7-2 1594 Plumas 3 miles NNE of La Porte, along road around SE side of Little Grass Valley Res. 1554 Comment
  UCD107937  Cryptantha simulans Tim Kuhn 2006-6-13 52 Plumas south of Frenchman Lake. Comment
  CHSC102145  Cryptantha torreyana Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16223 Plumas On amp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC37695  Cryptantha torreyana M. S. Taylor 1982-9-8 5116 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 4 mi s of Greenville. 1371 Comment
  SEINET1869803  Cryptantha torreyana Barbara Ertter 1988-1 7846 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
  UC174946  Cryptantha torreyana Katharine Brandegee Plumas Portola Comment
  CHSC44007  Cryptogramma acrostichoides L. P. Janeway 1984-7-27 933 Plumas Near Grassy Lake. 1920 Comment
  CHSC80792  Cryptogramma acrostichoides Lowell Ahart; Vernon H. Oswald 2001-7-11 8894 Plumas Large outcrop southwest of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  RSA52883  Cryptogramma acrostichoides R. Weatherby 1950-8-11 1506 Plumas Trail to Silver lake, Lakes Basin Area 1982 Comment
  CAS-BOT-BC70527  Cryptogramma cascadensis George W. Gillett 1957-7-23 887 Plumas Mt. Harkness 2255 Comment
  CAS-BOT-BC80528  Cupressus bakeri C. R. Quick; H. F. Wilcox 1962-10-1 62 -1 Plumas 1 1/2 mi. w. of Wheeler Peak 1996 Comment
  CAS-BOT-BC80529  Cupressus bakeri C. R. Quick; H. F. Wilcox 1962-10-1 62 -1 Plumas 1 1/2 mi. W. of Wheeler Peak Comment
  CAS-BOT-BC224547  Cuscuta californica M. S. Taylor 1982-8-5 4928 Plumas Mt Hough summit, ca. 7 mi nne of Quincy 2203 Comment
  CDA39920  Cuscuta californica var. breviflora L. 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. Comment
  CHSC117573  Cuscuta occidentalis Lowell Ahart 2016-7-9 21095 Plumas Top and on the east side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  SEINET10496631  Cuscuta occidentalis Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4964 Plumas T21N R11E north half of sec 4. Sierra City NW and Mt Fillmore quads. Along Pacific Crest Trail, ca. 1 mi nw of A-Tree, ca. 5 mi sw of Johnsville. Montane Coniferous Forest; 7000 ft. 2133 Comment
  CHSC102100  Cuscuta subinclusa Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16247 Plumas Growing on Ceanothus integerrimus, on the west side of Forest Service Road 26N22, 1.2 miles (air) east of Seneca. 1517 Comment
  JEPS118405  Cuscuta subinclusa Lowell Ahart 2011-9-17 17677 Plumas Stems parasitizing Arctostaphylos patula, on the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam 1687 Comment
  UC1563275  Cuscuta subinclusa unknown 1990-9-19 6597 Plumas about 3 mi nw Pilot Peak (about 0.5 mi s of Cleghorn Bar, along the n side of Bird Creek); Bird Creek 1737 Comment
  CHSC104766  Cymopterus terebinthinus var. californicus L. P. Janeway 2010-8-19 10166 Plumas Northern High Sierra Nevada. Plumas National Forest; uppermost (northeastern) end of Lumpkin Ridge, 1.6 air km northwest of the Little Grass Valley Reservoir dam; along Road 22N86Y 1.0 km southwest of Road 22N27 (Lumpkin Road). 1797 Comment
  CHSC70787  Cynoglossum occidentale B. Castro; R. Zebell, R. Fallscheer 1989-8-15 392 Plumas Ca 6 air mi S of Bucks Lake, ca 0.15 mi W of USFS Rd 23N15, in upper end of tributary to Arkansas Ravine. On NW-facing slope. 1645 Comment
  SEINET10467144  Cyperus aristatus Mary Susan Taylor 1982-9-13 Taylor 5138 A Plumas T23N R14E se/ne sec 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Rd bridge (109) over Feather River, on s side of the river, ca. 1 mi w of Beckwourth. 4880 ft. 1487 Comment
  UCD141196  Cyperus niger John Thomas Howell 1960-8-20 36275 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC114133  Cyperus squarrosus Thomas H. Kearney 1944-8-14 15 Plumas Near Prattville, Lake Almanor. 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
  RSA508639  Cypripedium californicum Mrs. R. M. Austin 1880-7-21 s.n. Plumas Mount Dyer 1829 Comment
  CAS-BOT-BC70672  Cystopteris fragilis John Thomas Howell 1967-6-23 42671 Plumas Canyon of Butterfly Creek 1036 Comment
  CHSC44604  Cystopteris fragilis Vernon Oswald 1983-8-17 1002 Plumas Pacific Crest Trail ca. 2500 ft e of Humboldt Summit. 2011 Comment
  RSA212130  Cystopteris fragilis L. S. Rose 1969-6-23 69046 Plumas 10 mi SW of Quincy; La Porte Road 1250 Comment
  CHSC53076  Dactylis glomerata L. P. Janeway 1989-6-29 3417 Plumas Plumas National Forest. Along edges of rd 24N44Y, 0.3 mi E of Bechwourth-Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  CAS-BOT-BC445533  Damasonium californicum Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC189664  Danthonia californica David D. Keck 1944-7-8 5440 Plumas Sierra Nevada. East end of Lake Almanor, east side of dam. 1341 Comment
  UCD60723  Danthonia californica var. americana R. Tofsrud 1948-7-23 Plumas 1.5 mi N of Quincy off Hwy 24-89. Comment
  CHSC37008  Darlingtonia californica M. S. Taylor 1982-8-23 5034 Plumas Under PGE wire between dirt rd and Feather River, ... Field redacted by CHSC, contact the data manager for more information 853 Comment
  HSC20169  Darlingtonia californica L. S. Rose 1968-6-11 68105 Plumas Butterfly Valley, 4 mi. S of Keddie. 1037 Comment
  JEPS25898  Darlingtonia californica Harold Bryant May 1921 Plumas from near Quincy Comment
  UCD119060  Darlingtonia californica Dean Ahrenholz 1964-5-16 22 Plumas Snake Lake Road, 5 miles west of Quincy. Comment
  UCD119067  Darlingtonia californica Lewis S. Rose 1968-6-11 68105 Plumas Butterfly Valley, 4 mi. s. of Keddie. 1036 Comment
  CAS-BOT-BC420650  Darmera peltata John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2360 Plumas Butterfly Botanical Area. Growing on rocks in Butterfly Creek at confluence of Spanish Creek.. 1036 Comment
  UCD19153  Delphinium June McCaskill 19__? 323 Plumas Lake Almanor region? Comment
  CAS-BOT-BC1422  Delphinium andersonii Arthur Chan 1981-5-16 075 Plumas 0.7 mi. NW of Sattley along Hwy. 49 1828 Comment
  CHSC65458  Delphinium depauperatum Vernon Oswald 1984-6-25 1318 Plumas La Porte-Quincy Rd., ca. 9.4 mi n-e of La Porte. On edge of meadow. 1889 Comment
  JEPS106055  Delphinium depauperatum Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11062 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote 1765 Comment
  UC1075687  Delphinium depauperatum Robert J. Weatherby 1955-7-2 1574 Plumas creek below Bear Ridge (near Taylor Lake) 1981 Comment
  CAS-BOT-BC9852  Delphinium nudicaule A. A. Heller 1913-6-13 10836 Plumas Near Marston Station 1066 Comment
  CAS-BOT-BC9857  Delphinium nudicaule Mary Strong Clemens 1920-4-14 s.n. Plumas Quincy Comment
  UC188633  Delphinium nudicaule Mrs. R. M. Austin April 1877 Plumas Comment
  CAS-BOT-BC9851  Delphinium nudicaule Mrs. H. C. Cantelow 1941-5-22 s.n. Plumas Fredonyer Pass, 12 miles west of Susanville, Hwy. 36 Comment
  CHSC87629  Delphinium nuttallianum Lowell Ahart; Josephine Guardino 2004-5-24 10939 Plumas On the east side of a logging road, about 200 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1224 Comment
  UCR3610  Delphinium nuttallianum Wm. Horn Jr. 1963-6-29 630629- 6 Plumas Northern Sierra Nevada Mtns., 1.25-1.5 miles north of Spanish Peak 1835 Comment
  CAS-BOT-BC116112  Delphinium nuttallianum Alice Eastwood 1927-6-27 14889 Plumas United States Forest Reserve, in woods on road from Chilcott (sic) Comment
  CHSC32835  Delphinium patens W. Michael Foster 1981-4-26 12 Plumas Ca. 70 ft se of confluence of Bucks creek and the North Fork of the Feather River, ca. 24 mi w of Quincy. 579 Comment
  CDA31656  Deschampsia cespitosa A. A. Beetle 1941-6-28 2771 Plumas W side of Lake Almanor 0 Comment
  SJSU11271  Deschampsia cespitosa S. H. Casey 1980-6-18 1163 Plumas Butterfly Valley c. 3 mi W of Keddie 1066 Comment
  CHSC116384  Deschampsia cespitosa Sara M. Taylor; Scott Batiuk, Kendra Sikes 2012-7-16 41 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd. intersection. On foot, cross to the north side of the river and head WNW. UTM zone 10, 4423080 N, 652386 E. 1890 Comment
  CDA13977  Deschampsia cespitosa subsp. cespitosa G. F. Hrusa 1996-8-2 13441 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Scattered throughout lightly shaded parts of springline forming trib. of Squirrel Creek. Perennial, bunching. Comment
  CHSC65877  Deschampsia cespitosa subsp. cespitosa L. P. Janeway 1995-10-25 4947 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, southeast side of Grass Lake. 1920 Comment
  POM198335  Deschampsia danthonioides H. S. Yates 1913-6-24 s.n. Plumas Massack Comment
  RSA768847  Deschampsia elongata L. Ahart 2008-9-10 15369 Plumas Bottom of East Branch Creek, on east side of Quincy La Porte Road, about 1.75 air miles south of Little Grass Valley Reservoir, about one mine northeast of La Porte 1594 Comment
  UC1024669  Deschampsia elongata Leo Whitney 1934-8-11 2180 Plumas ca. 9 mi. n.w. Portola (Freeman Creek, n.w. end Big Grizzley Valley); Plumas Nat'l Forest, Big Grizzley Valley, Freeman Creek 1828 Comment
  CHSC41380  Descurainia incana Lowell Ahart 1986-7-1 5331 Plumas On a gravel bar along Bunker Hill Creek, at the Bunker Hill Mine, about 11 miles north-east of La Porte. 1889 Comment
  UCSB46178  Dicentra formosa Reisentz, Paul 1979-5-12 Plumas Injun Jim Campground, 5.7 miles south of Beldon on Highway 70 Comment
  CHSC41424  Dicentra pauciflora Lowell Ahart 1986-6-4 5324 Plumas West of the small wash, south of the road where it crosses Onion Valley Creek, near Onion Valley, about 1 mile north-west of Pilot Pk., about 14 miles north-west of La Porte. 1828 Comment
  CHSC21215  Dicentra uniflora F. T. Griggs; A. Pass 1975-7-17 217 Plumas Buck's Lake. Comment
  CAS-BOT-BC402573  Dicentra uniflora Robert J. Weatherby 1955-6-21 1535 Plumas Meadow below Spanish Peak lookout 2133 Comment
  CAS-BOT-BC254472  Dichanthelium acuminatum subsp. acuminatum Robert J. Weatherby 1950-7-17 1467 Plumas Feather RIver Camp, 4 miles N of Quincy 1066 Comment
  JEPS101202  Dichanthelium acuminatum subsp. fasciculatum Dean Wm. Taylor with Glenn Clifton 1990-8-10 11444 Plumas Lassen National Park, Sulphur Works, in thermal area on south side of Highway near main hot springs 2118 Comment
  CAS-BOT-BC483632  Dichelostemma capitatum Ella Dales Cantelow 1940-5-10 3927 Plumas West of Busks Lake Comment
  SEINET8476711  Dichelostemma congestum A. A. Heller, B. B. Kennedy 1907-7-8 8768 Plumas Near Greenville. Comment
  RSA32770  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas Near Gray s Flat along the Feather River Highway. 869 Comment
  UC1133983  Dichelostemma multiflorum Beryl O. Schreiber 1938-7-9 2520 Plumas 1 mi e Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  JEPS113539  Dieteria canescens var. canescens Lowell Ahart, Josephine Guardino 2007-7-21 14379 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
  CAS-BOT-BC150485  Diplacus grandiflorus Saichi Kawahara 1968-5-5 414 Plumas Highway 70, Feather River Canyon, opposite de Sabla PG&E station Comment
  CAS-BOT-BC151819  Diplacus mephiticus John Thomas Howell; Gordon H. True 1967-7-11 43368 Plumas About 2 miles southeast of Mt. Hough - Sierra Nevada 1828 Comment
  CAS-BOT-BC151822  Diplacus mephiticus Lowell Ahart 1986-7-25 5379 a Plumas Along a side road, north of Cleghorn Bar Road, about 1 3/4 miles northwest of Finger Board, about 4 1/4 miles northwest of Pilot Peak 1828 Comment
  CHSC53174  Diplacus mephiticus L. P. Janeway 1989-4-9 3276 Plumas Forest along southwest side of Red Clover Valley. Plumas National Forest. 1691 Comment
  CHSC73823  Diplacus mephiticus B. Castro 1997-6-9 730 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir, on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22N50X which climbs the peak. 1694 Comment
  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
  CHSC21082  Disporum hookeri F. T. Griggs; A. Pass 1975-7-2 51 Plumas Buck's Lake Forest Service Survey. Comment
  RSA101433  Dodecatheon alpinum R. Weatherby 1955-6-26 1561 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  RSA641458  Downingia bacigalupii Michael A. Vincent 1999-7-7 8539 Plumas Plumas National Forest; Beckwourth Ranger District. Along Rt. A23, just S of Rt. 70, SW of Beckwourth. Comment
  UC711910  Downingia bacigalupii Roxana S. Ferris and Laura Lorraine 1941-8-9 10420 Plumas Lake Almanor Public Camp, near village Lake Almanor Public Camp 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
  CHSC81357  Draba verna L. P. Janeway 1996-4-11 4955 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC41395  Draba verna John Thomas Howell 1963-6-4 39402 Plumas Sierra Valley south of Beckwourth. 1463 Comment
  SEINET10497033  Draperia systyla Mary Susan Taylor 1982-5-23 Taylor 4512 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  CHSC46614  Drosera X obovata Vernon H. Oswald; Wes Dempsey 1989-8-3 3914 Plumas Willow Lake located se of Drakesbad, just s of the ... Field redacted by CHSC, contact the data manager for more information 1676 Comment
  JEPS84392  Drosera X obovata V. Oswald and W. Dempsey 1989-8-3 3914 c Plumas se Drakesbad (just s of voundary of Lassen Volcanic National Park); Willow Lake 1676 Comment
  JEPS84393  Drosera anglica V. Oswald and W. Dempsey 1989-8-3 3914 a Plumas se Drakesbad (just s of voundary of Lassen Volcanic National Park); Willow Lake 1676 Comment
  SEINET6689693  Drymocallis glandulosa var. glandulosa W. Harnach, N. Harnach 1990-6-27 413 Plumas Sierra Valley, SW of Beckwourth, Ramelli Ranch, (USFS); S of R/R. 1554 Comment
  CAS-BOT-BC159303  Drymocallis lactea var. lactea W. M. Hiesey 1941-11-8 449 Plumas Mineral, at Mineral Lodge 1524 Comment
  CAS-BOT-BC159307  Drymocallis lactea var. lactea L. P. Janeway 1989-4-22 3366 Plumas Slopes between Crocker Mtn and Crocker Mdw, along rd 24N49Y - Bechwourth Ranger District, Plumas National Forest 1804 Comment
  CHSC46621  Dulichium arundinaceum V. Oswald; L. Ahart, L. Hanson 1989-7-31 3901 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. 1670 Comment
  CHSC88819  Dulichium arundinaceum L. Hanson 2001-9-12 466 Plumas Plumas National Forest. Fowler Lake. 1676 Comment
  UCSB63771  Dulichium arundinaceum Janeway, L. 1998-9-10 Plumas Along the northwest shore of Snake Lake; about 5 mi. northwest of Quincy; T24N, R9E, NE1/4 of NE1/4 of sec. 6, Meadow Valley Quad. 1205 Comment
  CHSC36508  Dysphania botrys L. Ahart 1981-9-6 3075 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mill. 1200 Comment
  SEINET10904442  Elatine Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5176 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  UCD20194  Elatine californica R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. Comment
  CAS-BOT-BC113706  Eleocharis acicularis Lowell Ahart 1985-9-26 5185 Plumas Below the high water line of Little Grass Valley Reservoir, 1584 Comment
  JEPS102721  Eleocharis acicularis Lowell Ahart 2001-10-8 9322 Plumas Below the high water line of Antelope Lake, at the day camp that is north of Dedication Island, Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  JEPS115924  Eleocharis acicularis var. acicularis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16228 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
  RSA170165  Eleocharis acicularis var. acicularis W. L. Jepson 1927-6-23 12312 Plumas Small pond towards lower end of Warner Creek valley 1585 Comment
  CAS-BOT-BC113495  Eleocharis bella Lowell Ahart 1985-7-11 5137 Plumas Below the high water line of Little Grass Valley Reservoir, 1584 Comment
  CAS-BOT-BC113498  Eleocharis bella Thomas H. Kearney 1944-8-14 16 a Plumas Near Prattville, Lake Almanor. Comment
  CAS-BOT-BC113509  Eleocharis bella John Thomas Howell 1960-7-19 35706 Plumas Wet meadow, Drakesbad. 1828 Comment
  RSA60029  Eleocharis bella E. K. Balls 1950-9-1 15581 Plumas east shore of Long Lake, toward Mt. Elwell 2104 Comment
  SEINET10872721  Eleocharis bella Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5186 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
  UC1100603  Eleocharis coloradoensis Malcolm A. Nobs, S. Galen Smith 1949-8-18 1357 a Plumas Lake Almanor, S end Comment
  CAS-BOT-BC113390  Eleocharis engelmannii Walter Knight; Irja Knight 1966-6-19 1357 Plumas Near Pond Reservoir, Butterfly Valley. 1097 Comment
  CHSC84223  Eleocharis engelmannii Lowell Ahart 2003-7-18 10427 Plumas In a meadow, on the north side of the road, about 1/4 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1709 Comment
  CAS-BOT-BC113380  Eleocharis engelmannii Robert J. Weatherby 1950-7-28 1490 Plumas North edge of Taylorsville 1066 Comment
  CDA33185  Eleocharis engelmannii L. Ahart 2001-8-28 9197 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
  UC698602  Eleocharis engelmannii var. detonsa Dorothy E. Beetle 1941-6-28 58 Plumas NW corner of Lake Almanor Comment
  JEPS122329  Eleocharis engelmannii var. engelmannii Lowell Ahart 2014-9-9 19856 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  JEPS113650  Eleocharis macrostachya Lowell Ahart, Josephine Guardino 2007-7-21 14385 Plumas Bottom of a small stream, about 80 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
  RSA726443  Eleocharis palustris L. Ahart, John Dittes 2007-6-17 14200 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  CHSC78205  Eleocharis quinqueflora Lowell Ahart 2000-5-21 8384 Plumas About 200 feet northwest of the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1005 Comment
  CHSC78471  Eleocharis quinqueflora L. P. Janeway 2000-7-16 6920 Plumas Northern High Sierra Nevada. Meadow at head of East Branch Coldwater Creek. 1768 Comment
  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
  SEINET10558291  Elymus cinereus Frederick J. Hermann 1955-7-27 Hermann 11944 Plumas Sage brush - rabbit brush plain along highway, 3 1/2 miles S. Vinton. Comment
  CHSC87983  Elymus elymoides subsp. californicus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11162 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
  CHSC112552  Elymus elymoides var. brevifolius B. Castro; L. P. Janeway 2009-8-29 1800 D Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.13 mi S of the Buckhorn survey monument; 0.2 mi upslope of the jcn of USFS Rd 23N69 and Rd 23N36Y (to Martin Mine). 1926 Comment
  CDA18576  Elymus glaucus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3304 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  OBI2918  Elymus glaucus Lewis S. Rose 1968-6-10 68089 Plumas Quincy 1036 Comment
  UC485750  Elymus glaucus H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC206508  Elymus glaucus subsp. glaucus John Thomas Howell 1977-6-20 52415 Plumas On the peninsula of Lake Almanor - Sierra Nevada 1371 Comment
  CAS-BOT-BC206519  Elymus glaucus subsp. glaucus John Thomas Howell 1962-6-17 37688 Plumas Butterfly Valley - Sierra Nevada 1036 Comment
  CAS-BOT-BC206522  Elymus glaucus subsp. glaucus John Thomas Howell 1967-6-23 42666 Plumas Canyon of Butterfly Creek - Sierra Nevada 1036 Comment
  JEPS76221  Elymus glaucus subsp. glaucus W. L. Jepson 1939-7-31 19305 Plumas canyon bottom halfway between Meadow Valley and Bucks Valley 1676 Comment
  CAS-BOT-BC206505  Elymus glaucus subsp. glaucus John Thomas Howell 1960-7-17 35493 Plumas Drakesbad - Lassen Volcanic National Park 1828 Comment
  OBI21785  Elymus trachycaulus Lewis S. Rose 1968-6-10 68095 Plumas Quincy 1036 Comment
  CAS-BOT-BC204405  Elymus trachycaulus subsp. trachycaulus Lewis S. Rose 1968-6-10 68095 Plumas Quincy 1036 Comment
  CAS-BOT-BC204408  Elymus trachycaulus subsp. trachycaulus John Thomas Howell; Gordon H. True 1968-6-10 44549 Plumas Quincy 1036 Comment
  CDA13386  Elymus trachycaulus subsp. trachycaulus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13235 Plumas Sierra Nevada; Single colony on dry, +- shaded, sandy slopes above headwaters of Bull Run Creek off USFS 23N12E. Perennial, rhizomatous. Forest dominated by Pinus jeffreyi, Abies concolor. Comment
  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
  CHSC36852  Elytrigia intermedia subsp. barbulata M. S. Taylor 1982-6-28 4761 Plumas Ramelli Ranch, between Calpine Rd (109) and cow pastures; ca. 1 mi w of Beckwourth, s of Hwy 70. 1487 Comment
  CHSC92191  Elytrigia intermedia subsp. intermedia Lowell Ahart; John Dittes 2005-9-20 12459 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
  RSA794790  Elytrigia intermedia subsp. intermedia L. Ahart, John Dittes 2009-7-13 16040 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
  CHSC1469  Enemion stipitatum S. Friday 1935-3-1 Plumas Comment
  UCD132879  Ephedra viridis Beecher Crampton 1954-5-11 1882 Plumas Lassan County Border, Beckwourth Pass, along highway 24. 1588 Comment
  CAS-BOT-BC165922  Epilobium Clare B. Hardham 1978-8-11 21775 Plumas About 5 miles southeast of Thompson Peak Comment
  JEPS122087  Epilobium brachycarpum Lowell Ahart 2014-8-26 19784 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  SEINET12640894  Epilobium brachycarpum W. Harnach, N. Harnach 1990-1 402 Plumas Sierra Valley. N of Beckwourth, Genessee Road. 1615 Comment
  SBBG119866  Epilobium brachycarpum L. Ahart, J. Dittes 2003-8-8 10481 Plumas W side of Beckwourth Calpine Rd, ca. 0.5 air mi SW of Beckwourth, Sierra Valley 1478 Comment
  CAS-BOT-BC171703  Epilobium canum subsp. latifolium Lowell Ahart 1986-9-10 5392 Plumas Along the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte 1706 Comment
  CAS-BOT-BC171707  Epilobium canum subsp. latifolium Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC171716  Epilobium canum subsp. latifolium Mrs. H. C. Cantelow 1940-10-4 4025 Plumas Feather River Canyon Comment
  CAS-BOT-BC5259  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Near Willoughby Mine, Gold Lake Region. Comment
  CHSC43406  Epilobium canum subsp. latifolium Lowell Ahart 1979-8-4 2009 Plumas About 1 mile west of Pilot Peak, about 12 miles north-east of La Porte. 1828 Comment
  RSA46328  Epilobium ciliatum Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
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Jan 23 2011
  SEINET12425311  Epilobium ciliatum M. Foster 1988-7-10 s.n. Plumas Grizzly Valley Quad. Inside a USFS cattle exclosure just N of Big Grizzly Creek, 1.4 mi S of Walker Mind Rd., 1. mi W of Lake Davis, 12 mi NW of Portola 1792 Comment
  CHSC81623  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2001-10-8 9310 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  JEPS103348  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2002-7-18 9869 Plumas On the S side of a small upper branch of Fall R., ca 100 yds N of Lumpkin Ridge Rd, ca 1 mi (air) SE of Tamarack Flat, ca 1/4 mile SW of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam 1701 Comment
  JEPS33713  Epilobium ciliatum subsp. ciliatum John Thomas Howell 1926-7-31 2177 Plumas near Prattville 1463 Comment
  POM46384  Epilobium ciliatum subsp. ciliatum Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
  RSA715591  Epilobium ciliatum subsp. ciliatum L. P. Janeway 1994-8-24 4749 Plumas Northern High Sierra Nevada. Small tributary of South Fork Rock Creek at Deanes Valley Campground 1299 Comment
  UC965552  Epilobium densiflorum Herbert L. Mason 1952-7-17 14380 Plumas along Western Pacific tracks just s Beckwourth; Sierra Valley 1524 Comment
  RSA515526  Epilobium foliosum J. T. Howell, H. Keith Wagnon 1980-5-28 53698 Plumas Sierra Nevada: Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River. 854 Comment
  CHSC113851  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2014-8-24 19796 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  POM46380A  Epilobium glaberrimum subsp. glaberrimum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  RSA123114  Epilobium glaberrimum subsp. glaberrimum B. O. Schreiber 1938-7-10 2533 Plumas Grub Flat, northwest of Meadow Valley 1067 Comment
  CHSC115177  Epilobium minutum Lowell Ahart 2015-6-7 20224 Plumas About 80 yards west of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  JEPS64366  Epipactis gigantea W. L. Jepson 1918-8-16 8025 Plumas Clover Creek Canyon 1615 Comment
  CAS-BOT-BC58024  Equisetum John Thomas Howell 1959-9-25 35004 A Plumas 2 mi. e. of Portola. 1484 Comment
  CAS-BOT-BC57895  Equisetum X ferrissii John Thomas Howell 1959-9-21 34761 Plumas N. Fk. Feather River near Belden. 701 Comment
  CAS-BOT-BC57006  Equisetum arvense John Thomas Howell 1955-7-18 30728 Plumas Mohawk 1371 Comment
  SEINET10899883  Equisetum arvense Mary Susan Taylor 1982-5-13 Taylor 4439 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  CAS-BOT-BC57392  Equisetum laevigatum David D. Keck 1932-7-3 1674 Plumas Quincy, in the Northern Sierra Nevada, at bridge over Spanish Creek 1066 Comment
  CAS-BOT-BC57513  Equisetum telmateia John Thomas Howell; Gordon H. True 1969-4-8 45485 Plumas Feather River Canyon at Storrie 548 Comment
  SEINET6031840  Equisetum telmateia J. T. Howell, G. H. True., Jr. 1969-4-8 45485 Plumas Feather River Canyon at Storrie 549 Comment
  CAS-BOT-BC204599  Eragrostis mexicana subsp. virescens John Thomas Howell 1977-8-11 52669 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CAS-BOT-BC174157  Eremogone aculeata M. S. Taylor 1981-6-17 3922 Plumas Top of Mt Ingalls, ca. 7 air mi se of Genesee 2551 Comment
  CHSC75487  Eremogone congesta var. congesta G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3098 Plumas Reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC89522  Eremogone congesta var. suffrutescens G. D. Barbe; T. C. Fuller 1982-6-17 3826 Plumas Northern California. Plumas National Forest. South shore of Frenchman Reservoir (lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  CAS-BOT-BC174363  Eremogone kingii var. glabrescens George W. Gillett 1957-7-13 765 Plumas Below Sifford Lakes, on direct route to the Devils Kitchen. Lassen Volcanic National Park 2057 Comment
  CHSC97259  Eremogone kingii var. glabrescens Lowell Ahart; John Dittes 2007-8-9 14437 Plumas About 20 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
  UC965589  Eriastrum signatum Herbert L. Mason 1952-7-17 14378 Plumas on road to Beckwourth 3 mi from Loyalton; Sierra Nevada, Sierra Valley 1524 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-BC187913  Eriastrum wilcoxii W. Harnach; N. Harnach 1990-6-16 389 Plumas Frank Dotta Ranch, Sierra Valley 1524 Comment
  OBI16780  Ericameria bloomeri Carl B. Wolf 1937-9-5 9292 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line 1463 Comment
  UCD131331  Ericameria bloomeri M. S. Taylor 1981-8-25 4235 Plumas Red Hill Lookout, around 3 air miles northeast of Belen. 1920 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-BC294296  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-21 34810 Plumas Indian Creek Canyon 914 Comment
  CAS-BOT-BC299436  Ericameria nauseosa var. speciosa Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  JEPS21505  Ericameria nauseosa var. speciosa W. L. Jepson 1939-8-12 19387 Plumas at the sw edge of Honey Lake (Black Mt.); Diamond Mts., Black Mt. 1981 Comment
  JEPS29498  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-20 36283 Plumas near Drakesbad (Kelly Camp, near Lassen Volcanic National Park); Lassen Volcanic National Park 1615 Comment
  SBBG50454  Ericameria nauseosa var. speciosa J. T. Howell 1974-9-20 50902 Plumas near Spring Garden 1158 Comment
  UC1119835  Ericameria nauseosa var. speciosa C. G. Albertus 1935-8-29 279 Plumas 2 mi e of Grizzly Peak; Plumas National Forest, Sierraville Quad. 1767 Comment
  UCD109563  Ericameria nauseosa var. speciosa Chuck Hughes 2011-11-3 301 Plumas About 0.5 mile west of Beckwourth Genesee Road. 1781 Comment
  UCD131488  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-20 36283 Plumas Kelly Camp, near Drakesbad. 1615 Comment
  CAS-BOT-BC294286  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-20 36283 Plumas Near Lassen Volcanic National Park. Kelly Camp, near Drakesbad 1615 Comment
  UCD131546  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34967 Plumas Sierra Valley near Beckworth. 1478 Comment
  SEINET8079305 Image available Ericameria parryi var. nevadensis J. T. Howell 1961-9-23 s.n. Plumas Cooks Creek road near Englemine 1082 Comment
  CHSC37682  Ericameria suffruticosa M. S. Taylor 1982-8-18 5012 Plumas Summit of Mt. Ingalls, ca. 9 air mi ne of Sloat. 2551 Comment
  CHSC57413  Erigeron divergens L. P. Janeway 1991-6-18 4050 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 100 ft west of Middle Fork Feather River. Along dirt road. 1463 Comment
  CAS-BOT-BC300403  Erigeron eatonii var. plantagineus Alice Eastwood 1918-5-25 7022 Plumas Portola Comment
  CHSC112556  Erigeron eatonii var. plantagineus B. Castro; L. P. Janeway 2007-6-7 1637 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. Drying edge of moist meadow along NW arm of main channel, ca 300 ft NW of confluence at small rock dam on Thompson Creek, ca 400 ft below edge of Open Ponderosa-Jeffrey pine forest. 1673 Comment
  UC1118207  Erigeron eatonii var. plantagineus E. Sawyer 1935-6-27 192 A Plumas 1.6 mi ene Grizzly Peak; Plumas National Forest, Downieville Quadrangle Comment
  UC87684  Erigeron eatonii var. plantagineus T. S. Brandegee 1892-7-4 Plumas Prattsville Comment
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Jan 27 2015
  CAS-BOT-BC300407  Erigeron eatonii var. plantagineus L. P. Janeway 1992-5-22 4199 Plumas Plumas National Forest, Beckwourth Ranger District. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola 1485 Comment
  RSA523561  Erigeron eatonii var. plantagineus Barbara Ertter, Gary Schoolcraft 1989-7-3 8676 Plumas West side of ridge between Diamond Mt. and Red Rock, ca. 8 air miles S of Susanville 2226 Comment
  CHSC106220  Erigeron eatonii var. sonnei Arthur C. Barrett 1915-7-15 3 Plumas Indian Creek, near Boulder Cr. 1645 Comment
  CHSC118723  Erigeron eatonii var. sonnei Amy Rachkowski; Wendy L. Boes 2015-6-25 2015003 Plumas Plumas National Forest. Located near Moonlight Valley, west of Forest Service road 28N80, north of 27N77. UTM 686937 E, 4455599 N, NAD83 Zone 10N. 1680 Comment
  CAS-BOT-BC300837  Erigeron glacialis var. glacialis Anna Head 1920-7-1 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC300840  Erigeron glacialis var. glacialis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54104 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CAS-BOT-BC295224  Erigeron inornatus Clare B. Hardham 1975-8-2 20474 Plumas Black Mt. 2133 Comment
  SEINET10473745  Erigeron inornatus Mary Susan Taylor 1981-7-6 Taylor 3980 Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  CHSC53131  Erigeron inornatus var. inornatus L. P. Janeway 1990-7-13 3798 Plumas Plumas National Forest. Near Emigrant Creek about 1/3 mi south of Little Grizzly Creek. 1798 Comment
  JEPS41441  Erigeron inornatus var. inornatus W. L. Jepson 1939-7-31 19326 Plumas summit of Spanish Peak; Buck Valley 1584 Comment
  UC54110  Erigeron inornatus var. inornatus H. M. Hall and E. B. Babcock 1901-7-1 4436 Plumas Indian Valley 1097 Comment
  CDA17236  Erigeron lassenianus G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16339 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC295473  Erigeron lassenianus var. lassenianus Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Meadow Valley Comment
  CHSC112520  Erigeron lassenianus var. lassenianus L. P. Janeway 2014-7-15 11528 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; just northwest of Long Valley Creek along Road 24N97, along the west edge of Happy Valley. 1748 Comment
  UC896053  Erigeron lassenianus var. lassenianus Lewis S. Rose 1939-6-8 39264 Plumas Lake Almanor; s end 1371 Comment
  SEINET8667754 Image available Erigeron nevadincola C. Tanner 1993-5-25 s.n. Plumas Along dirt road between area know as "Portola Heights"and unincorporated town of Delleker. 1494 Comment
  CAS-BOT-BC295791  Erigeron petrophilus var. sierrensis G. L. Stebbins 1968-8-1 6844 Plumas Devil's Punchbowl, on Grizzly Mountain north of Quincy 2225 Comment
  CHSC63955  Erigeron petrophilus var. sierrensis B. Castro; J. Jurewicz 1991-8-1 475 Plumas Along USFS Rd 22N29 down the narrow SW-trending ridge from Arkansas Ravine, and separating Bear Gulch on the W from Pigtail and Hunter's Ravines on the E. 1463 Comment
  CHSC69701  Erigeron petrophilus var. sierrensis Vernon Oswald; Lowell Ahart 1997-9-18 8878 Plumas Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 3.6 mi northest of its junction with 26N26 (to Humbug Valley). 1335 Comment
  JEPS109825  Erigeron petrophilus var. sierrensis Dean W. Taylor 2005-8-1 19451 Plumas Yellow Creek, Forest Road 26N26 ca. 3 road miles south of Humbug Valley 1310 Comment
  UCD150223  Erigeron petrophilus var. sierrensis G. Ledyard Stebbins 1968-8-1 6844 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
  CAS-BOT-BC300123  Erigeron pumilus var. intermedius Thomas H. Kearney 1944-8-14 154 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC300127  Erigeron pumilus var. intermedius John Thomas Howell 1975-7-22 s.n. Plumas Near Beckwourth, nw. part of Sierra Valley 1493 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
  CAS-BOT-BC216232  Eriodictyon californicum Mary Strong Clemens 1920-6-23 s.n. Plumas Quincy Comment
  CAS-BOT-BC248773  Eriogonum baileyi var. baileyi John Thomas Howell 1955-7-19 30807 A Plumas Vinton 1508 Comment
  CAS-BOT-BC244041  Eriogonum baileyi var. praebens L. P. Janeway 1993-8-12 4521 Plumas Northwestern corner of Sierra Valley, south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road, ca. 0.7 mi west-southwest of Beckwourth, Plumas National Forest, Beckwourth Ranger District 1487 Comment
  SD103524  Eriogonum elatum Darley Howe 1978-7-16 5079 Plumas Along State Highway 49, 3 miles north of Loyalton 1463 Comment
  CHSC62480  Eriogonum elatum var. elatum L. P. Janeway 1993-8-10 4513 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. Around the sagebrush in sagebrush flats. 1487 Comment
  SEINET10479869  Eriogonum luteolum var. luteolum Mary Susan Taylor 1981-7-27 Taylor 4128 Plumas T25N R12E Sw 1/4 SW 1/4 Sec. 5. Genesse Valley quad. In dry woods, ca. 10 ft S of Beckwourth-Genesse Rd., ca. 3/4 mi W of Drum Bridge ca. 5 air mi E of Genesse. 3900 ft. 1189 Comment
  JEPS87830  Eriogonum marifolium Lowell Ahart 1994-7-20 7477 Plumas n side of ridge about 1/2 mi nw Mount Etna (open area n of Pacific Crest Trail); Bunker Hill Ridge 1981 Comment
  POM180956  Eriogonum marifolium A. A. Heller, P. B. Kennedy 1907-7-3 8707 Plumas Hills above Red Clover Valley Comment
  RSA766341  Eriogonum marifolium Joseph A. Ewan 1934-7-16 8523 Plumas Mt. Elwell trail above Long Lake. Sierra Nevada. 2073 Comment
  CAS-BOT-BC263310  Eriogonum marifolium var. marifolium Robert J. Weatherby 1955-6-22 1539 Plumas Spanish Peak 2133 Comment
  CHSC63466  Eriogonum marifolium var. marifolium Lowell Ahart 1994-7-20 7477 Plumas Open bare area, north of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. Label says Sierra County also. 1981 Comment
  CAS-BOT-BC264819  Eriogonum nudum var. deductum John Thomas Howell 1959-9-22 34834 Plumas Wolf Creek 1371 Comment
  CHSC40250  Eriogonum nudum var. deductum K. R. Stern 1985-6-25 8257 Plumas Vic. Blairsden. 1371 Comment
  SEINET10479528  Eriogonum nudum var. deductum Mary Susan Taylor 1981-7-6 Taylor 3978 Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  CDA14663  Eriogonum nudum var. nudum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3102 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CAS-BOT-BC269726  Eriogonum nudum var. oblongifolium Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1583 Plumas Butterfly Botanical Area and Vicinity. Near confluence of Spanish and Butterfly Creeks 1036 Comment
  CHSC37702  Eriogonum nudum var. oblongifolium M. S. Taylor 1982-8-30 5075 Plumas Along 27N11, ca. 1 mi ne of Taylor Lake, ca. 7 air mi ne of Taylorsville. 1920 Comment
  CHSC40976  Eriogonum nudum var. oblongifolium J. D. Jokerst 1984-7-11 2097 Plumas East end of Genesee Valley, along Beckwourth Genesee Road, 1.1 miles NW of Drm Bridge. Comment
  JEPS56606  Eriogonum nudum var. oblongifolium W. L. Jepson 1910-6-16 4139 Plumas near Keddie 975 Comment
  POM253243  Eriogonum nudum var. oblongifolium A. A. Heller 1938-6-14 15156 Plumas Near Gray's Flat along the Feather River Highway. 869 Comment
  SEINET5330937  Eriogonum nudum var. oblongifolium A. A. Heller, P. B. Kennedy 1907-7-16 8867 Plumas Grade between Genessee Valley and Summit Comment
  CHSC20776  Eriogonum nudum var. pubiflorum K. R. Stern 1975-7-23 5859 Plumas W shore of Lake Almanor. 1371 Comment
  UCR17477  Eriogonum nudum var. pubiflorum Frank C. Vasek 1975-7-10 750710- 28 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  RSA7883  Eriogonum pedunculatum H. A. Barker 1927-7-16 818 Plumas Along Feather River near Mohawk. 1372 Comment
  CHSC57091  Eriogonum spergulinum var. reddingianum L. P. Janeway; Garrett Gibson 1991-7-11 4069 Plumas Plumas National Forest Beckwourth Ranger District Westside Compartment. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. Bare ground openings in Artemisia tridentata scrub openings in yellow pine forest. 1798 Comment
  SEINET11933012  Eriogonum spergulinum var. reddingianum W. Knight, Knight, I. 1983-1 4904 Plumas meadow in yellow pine plant community 6 mi out of Chester on road to Drakesbad Comment
  CHSC53052  Eriogonum strictum var. anserinum L. P. Janeway 1989-6-23 3380 Plumas Plumas National Forest Beckwourth Ranger District. Upper w-facing slope in ridge between Crocker Mdw and Dotta Cr. 1889 Comment
  CAS-BOT-BC267494  Eriogonum umbellatum Lowell Ahart 1986-7-25 5371 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak 1828 Comment
  RSA726367  Eriogonum umbellatum L. Ahart, John Dittes, Josephine Guardino 2007-6-9 14050 Plumas About a mile (air) north of the north end of Lake Davis. 1858 Comment
  NY399134  Eriogonum umbellatum var. dumosum Mrs. Ames s.n. Plumas Comment
  UC565986  Eriogonum umbellatum var. dumosum F. W. Embree 1934-6-11 96 Plumas 1 mi ne Bucks Ranch; Bidwell Bar Quadrangle 1600 Comment
  CHSC117557  Eriogonum umbellatum var. modocense Lowell Ahart 2016-7-9 21084 Plumas Top and on the east side of Table Mountain, about two miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  UC565908  Eriogonum umbellatum var. modocense D. Axelrod 1934-6-9 30 Plumas 2 mi nw Lexington; Bidwell Bar Quadrangle 1767 Comment
  HSC101672  Eriogonum umbellatum var. modocense Dillon North Davis 2013-7-1 39 Plumas 9.8 miles south on FS Road 25N17 from intersection with Highway 70. 1576 Comment
  CAS-BOT-BC262069  Eriogonum umbellatum var. nevadense John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54276 Plumas Mt. Hough 2203 Comment
  CAS-BOT-BC262070  Eriogonum umbellatum var. nevadense Emily McPherson 1976-11-7 76- 32 -7 Plumas 5 mi. north of Beckwourth 2055 Comment
  CAS-BOT-BC265164  Eriogonum umbellatum var. nevadense Anna Head 1920-7-30 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CHSC32043  Eriogonum umbellatum var. nevadense L. Ahart 1975-7-20 923 Plumas On ridge e of Mt. Etna, ca. 10 mi ne of La Porte. 2133 Comment
  CHSC39995  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-8-5 4925 Plumas Mt Hough summit, ca. 7 mi nne of Quincy. 2194 Comment
  CHSC69428  Eriogonum umbellatum var. polyanthum Lowel Ahart 1997-8-19 7871 Plumas On the east side of Lumpkin Ridge Road, about 7 1/2 miles east of Camp 18, about 14 miles (air) northeast of Feather Falls. 1402 Comment
  JEPS102223  Eriogonum umbellatum var. polyanthum L. P. Janeway 2001-8-5 7424 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  JEPS107630  Eriogonum umbellatum var. polyanthum Lowell Ahart, Josephine Guardino 2005-8-9 12288 Plumas North of Fant Creek, about 50 yards north of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  RSA0118774  Eriogonum umbellatum var. polyanthum Lowell A. Ahart 2011-9-17 17672 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1646 Comment
  SEINET9319752  Eriogonum umbellatum var. polyanthum Unknown 1996-7-16 13248 Plumas Plumas National Forest Comment
  UCD101492  Eriogonum umbellatum var. polyanthum John Thomas Howell 1974-9-20 50898 Plumas 2 miles from Spring Garden on road to Quincy. 1158 Comment
  CAS-BOT-BC262250  Eriogonum ursinum Janet Jones 1980-7-16 217 Plumas Frazier Falls area 1828 Comment
  CAS-BOT-BC262262  Eriogonum ursinum Anna Head 1921-8-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC262271  Eriogonum ursinum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54151 Plumas 2.65 miles west of Round Valley Reservoir dam 1569 Comment
  UC1552837  Eriogonum ursinum Frederica Bowcutt 1985-6-6 571 Plumas about 15 air mi ne Quincy (along Red Clover Creek); Plumas National Forest, Red Clover Creek Comment
  SEINET10479583  Eriogonum ursinum Mary Susan Taylor 1982-8-4 Taylor 4914 Plumas T25N R10E sw sec 23. Greenville SE quad. Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy. Dry gravelly soil in Mixed Evergreen Forest. Comment
  SEINET10904447  Eriogonum ursinum Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3895 Plumas T24N R8E w half nw sec 13, Bucks Lake quad; S side of Bucks Lake Rd, ca. 50 ft E of jct with 24N29 (rd to Deanes V.), ca. 2 mi NE of Meadow Valley; serpentine outcrop with scattered basaltic outcrop in Mixed Coniferous Forest; 3800 ft. 1158 Comment
  CHSC117455  Eriogonum ursinum var. ursinum Lowell Ahart 2016-6-29 21081 A Plumas Top and southeast side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  JEPS103217  Eriogonum ursinum var. ursinum G. Schoolcraft 1989-7-3 1936 Plumas Diamond Mtns. south of Red Rock Lookout 2225 Comment
  JEPS127324  Eriogonum ursinum var. ursinum Lowell Ahart 2016-6-29 21081 -A Plumas Top and southeast side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  NY399612  Eriogonum vimineum R. M. Austin 1876-1 290 Plumas Comment
  NY399821  Eriogonum vimineum Mrs. Ames 1876-1 s.n. Plumas Comment
  RSA107091  Eriogonum vimineum L. S. Rose 1955-7-19 55145 Plumas Portola. 1479 Comment
  RSA65964  Eriogonum vimineum J. Ewan 1934-7-6 8182 Plumas road to Guidici Ranch, Penman Peak. 1524 Comment
  UCD49872  Eriophorum crinigerum Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  CAS-BOT-BC300952  Eriophyllum lanatum Lloyd W. Swift 1931-5-25 50 Plumas Plumas National Forest. Murdock Crossing 1676 Comment
  RSA600707  Eriophyllum lanatum var. grandiflorum L. C. Wheeler 1959-7-15 7568 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  UC960338  Eriophyllum lanatum var. grandiflorum A. A. Heller 1938-5-30 15133 Plumas roadside bank near Rich Bar 762 Comment
  RSA0091950  Eriophyllum lanatum var. grandiflorum Bonnie C. Templeton 1968-1 11272 Plumas [No location information on label.] Comment
  CHSC33920  Eriophyllum lanatum var. integrifolium J. D. Jokerst; R. A. Schlising 1981-8-2 1453 Plumas Along Pacific Crest Trail ca 1.0 mi NE of Humboldt Peak, top of ridge. 2011 Comment
  CHSC60524  Eriophyllum lanatum var. integrifolium L. P. Janeway; Jannice Cutler 1992-5-27 4206 Plumas Plumas National Forest. South side of Dotta Canyon 2.2 mi southeast of Beckwourth-Genesee Road. Between forest and meadow. 1706 Comment
  RSA252468  Eryngium alismifolium R. F. Thorne, C. W. Tilforth 1969-9-6 39243 Plumas Near bank of Feather River, 1 mile SW of Beckwourth. 1357 Comment
  CAS-BOT-BC41517  Erysimum asperum Lloyd W. Swift 1931-6-1 46 Plumas Plumas forest. Summit of Janesville Grade. 1828 Comment
  CAS-BOT-BC55102  Erysimum perenne Anna Head 1921-7-3 s.n. Plumas Feather River Region. Lake Center Camp. 1920 Comment
  UC1126626  Erysimum perenne D. Axelrod 1934-6-9 21 Plumas 2 1/4 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle 1767 Comment
  CAS-BOT-BC150233  Erythranthe breweri Clare B. Hardham 1978-8-11 21778 Plumas About 5 miles southeast of Thompson Peak Comment
  SEINET14046116 Image available Erythranthe guttata A. A. Heller 1942-1 16508 Plumas Seven miles west of Belden along states highway #24. Comment
  CHSC36342  Erythranthe lewisii M. S. Taylor; H. Swanson 1982-8-11 4961 Plumas Along 23N08, n side of the A-Tree, saddle at head of Florentine Canyon, ca. 5 air mi sw of Johnsville. 2042 Comment
  CHSC78484  Erythranthe lewisii Vernon H. Oswald 2000-7-29 9943 Plumas Forest Road 22N84X 1.4 mi east of La Porte-Quincy Hwy., ca. 0.25 mi (air) east-northeast of Pilot Peak. 2087 Comment
  CHSC108554  Erythranthe primuloides B. Castro; L. P. Janeway 2000-7-3 1301 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  CHSC2411  Erythranthe primuloides R. Carter 1965-6-21 253 Plumas Found on W side of Oroville-Quincy Rd., 1.17 mi. N of intersection with Forest Service road 23N18, in open meadow beside small creek. 1371 Comment
  CHSC24243  Erythranthe primuloides K. R. Stern 1975-7-29 Plumas NW side of Lake Almanor. Comment
  CAS-BOT-BC505240  Erythronium grandiflorum Mrs. E. C. Sutcliffe 1927-6-1 s. n. Plumas Drakesbad, Lassen Volcanic Park Comment
  CHSC49652  Erythronium purpurascens Vernon Oswald 1986-6-6 2090 Plumas LaPorte-Quincy Rd. at its jct. With the Pacific Crest Trail. 2011 Comment
  CHSC36196  Eschscholzia californica M. S. Taylor 1982-7-8 4791 Plumas Near s side of Feather River, Ramelli Ranch, ca. 1 mi sw of Beckwourth. 1487 Comment
  UC635611  Eschscholzia californica H. L. Mason 1924-6-15 1034 Plumas Graeagle Comment
  CAS-BOT-BC403351  Eschscholzia californica John Thomas Howell 1961-9-23 36881 Plumas Cooks Creek Road near Engelmine 1082 Comment
  SEINET5339912  Eschscholzia californica A. A. Heller, P. B. Kennedy 1907-7-7 8763 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  POM253321  Eschscholzia californica var. crocea A. A. Heller 1938-7-2 15239 Plumas 3 miles east of Quincy. 1098 Comment
  CAS-BOT-BC310379  Eucephalus breweri Anna Head 1921-7-27 s.n. Plumas Lake Center Camp, Feather River Region Comment
  JEPS127334  Eucephalus breweri Lowell Ahart 2016-7-9 21086 Plumas Top and on the east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UCD107431  Euonymus occidentalis var. occidentalis E. W. Jameson 1949-6-27 s.n. Plumas 3 miles east of Quincy. 1127 Comment
  CAS-BOT-BC310540  Eurybia integrifolia M. S. Taylor 1982-8-5 4922 Plumas Jct of Mt Hough Hwy (403) and rd to Grizzly Ridge, ca. 2 mi nw of Taylor Rock, ca. 6 mi ne of Quincy 1676 Comment
  CHSC100446  Eurybia integrifolia Lowell Ahart 2008-9-10 15377 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
  CAS-BOT-BC310533  Eurybia integrifolia Anna Head 1921-8-14 s.n. Plumas Gray Eagle Meadows, Feather River Region Comment
  CAS-BOT-BC310537  Eurybia integrifolia L. P. Janeway 1989-7-20 3509 Plumas Plumas National Forest, Beckwourth Ranger District. North end of Crocker Meadow; near the Beckwourth-Genesee Rd (rd 111) 6.3 mi N of Beckwourth 1737 Comment
  UC1075700  Eurybia integrifolia Robert J. Weatherby 1955-8-12 1683 Plumas near Spanish Peak; Upper Clear Creek 1828 Comment
  JEPS102603  Euthamia occidentalis Lowell Ahart 2001-10-16 9368 Plumas On the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1365 Comment
  CHSC101931  Festuca occidentalis Lowell Ahart; John Dittes 2009-7-14 16063 Plumas On dry soil, on the east side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  CHSC87982  Festuca occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11004 Plumas On the west side of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1517 Comment
  CAS-BOT-BC279020  Festuca rubra Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1663 Plumas Butterfly Botanical Area and vicinity. In area adjacent to Sweetwater Meadow 1127 Comment
  CHSC76157  Festuca rubra G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13264 Plumas Sierra Nevada-Plumas National Forest. In vicinity of headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2050 Comment
  CAS-BOT-BC278634  Festuca subulata John Thomas Howell 1960-7-21 35853 Plumas Lassen Volcanic National Park. NW. of Willow Lake 1676 Comment
  CHSC33626  Floerkea proserpinacoides M. S. Taylor; M. Foster 1981-6-3 3834 Plumas Meadow, s side of rd 24N61, ca. 1.5 mi s of Little Summit Lake, ca. 10 mi nw of Portola. 2103 Comment
  CHSC40918  Floerkea proserpinacoides Lowell Ahart 1977-6-20 1437 Plumas Meadow, 1/2 mile north-east of the Feather Fork Mine, about 6 miles north of La Porte. 1645 Comment
  CAS-BOT-BC459441  Fragaria virginiana subsp. platypetala A. A. Heller; B. B. Kennedy 1907-7-11 8811 Plumas Prattville Comment
  CAS-BOT-BC55668  Frangula purshiana A. A. Heller 1915-7-7 12070 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC55669  Frangula purshiana A. A. Heller 1915-7-7 12050 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CHSC82358  Frangula purshiana Lowell Ahart 2002-7-6 9838 Plumas On the southwest side of a meadow, on the west side of the dirt road, 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
  UCD50250  Frangula purshiana Daniel Axelrod early 1974? 4 Plumas Northwest of Jamison Mine, 1 mile above (south of) Johnsville, on east side of Eureka Plumas State Park, Southern Plumas County, California. 1828 Comment
  SEINET11248002  Frangula purshiana M. J. Williams, B. Alrson 1983-8-12 83- 135 -2 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville. Comment
  CHSC98925  Frangula purshiana subsp. annonifolia L. P. Janeway; B. Castro 2007-8-18 9198 Plumas Northern High Sierra Nevada. Along Caribou Road and North Fork Feather River 4.5 road km north of Hwy 70. Along the creek edge. 759 Comment
  HSC100774  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-12 9169 Plumas Around the edges of 'Linnea Fen' along Rd. 23N73Y, 0.8 km NNW of Oroville-Qunicy Hwy. and Grizzly Summit. 1771 Comment
  HSC99926  Frangula purshiana subsp. annonifolia Stephen Edwards Sep 2006 Plumas Jamison Canyon, 1 mi. W of campground. Plumas-Eureka State Park 1601 Comment
  JEPS127574  Frangula purshiana subsp. annonifolia L. P. Janeway 2015-8-3 11816 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Highway and Grizzly Summit. Soapstone Hill 7.5' Quad. Comment
  UCD113131  Frangula rubra E. W. Jameson 1949-8-7 s.n. Plumas one mile northeast of Quincy. 1066 Comment
  CAS-BOT-BC55710  Frangula rubra subsp. obtusissima Walter Knight; Irja Knight 1969-6-26 2421 Plumas Summit of Red Hill 1934 Comment
  SEINET178415  Frasera albicaulis subsp. nitida Marcus E. Jones 1897-7-2 Plumas Near Prattville at Mt. Meadow. 1676 Comment
  CAS-BOT-BC508205  Fritillaria atropurpurea Walter D. Bliss 1908-5-20 s. n. Plumas Near Quincy Comment
  CAS-BOT-BC508208  Fritillaria atropurpurea Alice Eastwood 1918-5-25 6992 Plumas Portola Comment
  RSA52952  Fritillaria atropurpurea R. Weatherby 1950-5-31 1436 Plumas West shore of Lake Almanor 1418 Comment
  SEINET8479430  Fritillaria pudica W. Harnach, N. Harnach 1989-3-29 003 Plumas Approx 1/2 mile N of Sierra/Plumas Co. line on Co. Rd. A-23, Hillside N of the Barry corrals. 1500 Comment
  UC119836  Fritillaria recurva Mrs. R. M. Austin 1874-1 303 Plumas Butterfly Valley Comment
  RSA289966  Fritillaria recurva Fred S. Baker 1937-5-25 s.n. Plumas Schneider Creek near camp above and west of Meadow Valley 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
  RSA252405  Galium bolanderi Robert F. Thorne, C. W. Tilforth 1969-9-6 39223 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Rd. 1646 Comment
  CDA14670  Galium trifidum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3111 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  UC1523184  Galium trifidum M. S. Taylor 1982-8-17 5005 Plumas ca 5 air mi ne Sloat (s side of lake); Mt. Ingalls Quad., Little Summit Lake 1798 Comment
  UCR87994  Galium triflorum Walter Knight, J. T. Howell, I. Knight 1966-7-26 1570 Plumas Northern Sierra Nevada Mtns., Butterfly Botanical Area and vicinity; Fern Glen 1113 Comment
  RSA786880  Garrya fremontii Doris Bowers 1972-8-31 1883 Plumas Round Valley Reservoir, near Greenville. 1366 Comment
  SEINET10453488  Garrya fremontii Mary Susan Taylor 1981-8-19 Taylor 4219 Plumas T23N R11E ne 1/4 se 1/4 sec. 17. Blue Nose Mt. S side of 23N10, 0.2 mi W of Bell Creek, ca. 1.5 mi W of Sloat. 4500 ft. 1372 Comment
  CHSC103151  Gayophytum diffusum subsp. parviflorum Lowell Ahart; John Dittes 2009-9-7 16386 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC57293  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1984-9-1 1131 Plumas On Sierra crest, near drainage channel draining northwest (toward Jamison Lake). 2164 Comment
  POM249896  Gayophytum diffusum subsp. parviflorum Joseph A. Ewan 1934-7-18 8576 -a Plumas Camp Caldwell at Dentens, Mohawk Valley 1616 Comment
  CHSC23609  Gayophytum heterozygum J. Cox 1975-7-24 Plumas W side of Lake Almanor. Comment
  CHSC52730  Gayophytum heterozygum L. P. Janeway 1990-8-29 3842 Plumas Plumas National Forest. E-facing flank near the top of Mt Ingalls. 2438 Comment
  CHSC20836  Gayophytum humile K. R. Stern 1975-7-24 5826 Plumas SW shore of Lake Almanor. 1371 Comment
  JEPS115786  Gayophytum humile Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15877 Plumas About 1600 feet southwest of Lake Almanor Dam 1386 Comment
  SEINET3150046  Gayophytum nuttallii E. K. Balls 1950-9-15 15828 Plumas N Fork Feather River, 6 miles NW of Chester 1402 Comment
  CHSC115746  Gentiana calycosa L. P. Janeway 2015-8-3 11817 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 4.9 road-km north of Oroville-Quincy Hwy and Grizzly Summit; 1.6 air-km north-northeast of Grizzly Summit. 1596 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
  CHSC63164  Geum macrophyllum Lowell Ahart 1994-6-17 7352 Plumas On the edge of a meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  RSA52869  Geum macrophyllum R. Weatherby 1950-7-7 1447 Plumas Quincy. 1220 Comment
  CHSC100873  Geum triflorum L. P. Janeway; B. Castro 2008-6-8 9394 Plumas Northern High Sierra Nevada. Lower end of Lower Thompson Valley, about 1.4 km north of Red Clover Creek and about 75 m southwest of the Thompson Valley Creek. 1666 Comment
  UC1583962  Gilia capitata subsp. capitata G. Schoolcraft 1990-5-9 2023 Plumas about 1 mi w Crescent Mills; w of Crescent Mills 1493 Comment
  CDA14702  Gilia capitata subsp. mediomontana G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3196 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  UC932069  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas on Oroville Road 1 mi from Cascade (Lava Cap, southwestern Plumas County); Lava Cap, 1 mi from Cascade 1371 Comment
  CHSC44263  Glyceria borealis Vernon Oswald 1988-7-19 3596 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the east end of the lake. 1676 Comment
  RSA239263  Glyceria borealis R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42329 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest. 1159 Comment
  CAS-BOT-BC282702  Glyceria elata John Thomas Howell; Walter Knight; Irja Knight 1968-6-11 2381 Plumas Butterfly Valley, Sierra Nevada Comment
  CHSC44568  Glyceria elata Lowell Ahart 1978-10-4 1815 Plumas Along the edges of Bird Creek, about 4 miles west of Pilot Peak, about 15 miles north of La Porte. 1645 Comment
  JEPS28297  Glyceria elata George W. Gillett 1957-7-17 797 -a Plumas stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  SACT001264  Glyceria elata Malcolm Nobs, S. Smith 1949-8-20 Plumas Marshy meadow about 13 miles southwest of Milford Comment
  UC1738818  Glyceria elata Dean W. Taylor 1990-8-20 11465 Plumas Lassen National Park, Little Willow Lake, along a minor unnamed tributary 1844 Comment
  SEINET10475152  Gnaphalium microcephalum var. thermale Mary Susan Taylor 1981-9-2 Taylor 4263 Plumas California: T26N R8E se1/4 of sec 36. Almanor SE quad. W side of 26N18, ca. 1 mi S of Onion Flat, ca. 3 mi W of Indian Falls. Mixed Evergreen Forest. Plumas County. 4800 ft. 1463 Comment
  SEINET11826501  Gnaphalium microcephalum var. thermale Unknown 1975-1 s.n. Plumas SW side of Lake Almanor Comment
  CAS-BOT-BC307379  Gnaphalium palustre John Thomas Howell 1961-9-22 36797 Plumas Wolf Creek, Greenville, Sierra Nevada 1088 Comment
  CDA14697  Gnaphalium palustre G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3185 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  JEPS102796  Gnaphalium palustre Lowell Ahart 2001-9-18 9273 Plumas On the wet strand of the south end on the pond, Butterfly Valley, about 5 miles (air) NW of Quincy. 1104 Comment
  UC569744  Gnaphalium palustre E. Sawyer 1935-6-27 160 Plumas Charlie's Valley Sierraville Quad., Charlie's Valley 1524 Comment
  SEINET13709343  Gnaphalium palustre Lowell William Ahart, Lowell William Ahart 2001-1 9273 Plumas Pond in Butterfly Valley, 5 Air Mi. NW of Quincy (T25N, R9E, sec 29, NE 1/4) 3625 Ft. 1105 Comment
  RSA59410  Gnaphalium thermale E. K. Balls 1950-9-15 15858 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  CHSC82133  Gratiola neglecta L. P. Janeway 2001-7-25 7384 Plumas High Cascade Range. Southwest side of Lake Almanor, below high water line, about 100 m out; near Hwy 89 2.3 km north-northwest of Almanor West Road. 1372 Comment
  JEPS3606  Gratiola neglecta Malcolm A. Nobs and S. Galen Smith 1949-8-18 1351 Plumas s end Lake Almanor; s end of Lake Almanor Comment
  UCD123721  Gratiola neglecta Malcolm A. Nobs; S. Galen Smith 1949-8-18 1351 Plumas South end of Lake Almanor. Comment
  SJSU14311  Grindelia squarrosa var. serrulata N. A. Hopkins 1989-8-29 1593 Plumas by Frenchmans L Rd c. 1 mi N of Chilcoot Comment
  JEPS67920  Hackelia californica W. L. Jepson 1910-6-6 4078 Plumas Lassen Peak; Hot Springs Valley 1828 Comment
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Jun 5 2009
  HSC22977  Hackelia micrantha John Pratt 1970-6-30 58 Plumas Humboldt Summit Comment
  JEPS67927  Hackelia micrantha R. H. Platt 1891-1 Plumas Big Meadows Prattville; The Sierras Comment
  POM126236  Hackelia micrantha H. M. Hall 1912-7-11 9344 Plumas Long Lake. Comment
  RSA52904  Hackelia micrantha R. Weatherby 1950-8-11 1525 Plumas Slopes of Mt. Elwell, Lakes Basin Area. 2226 Comment
  SEINET10871996  Haplopappus lanceolatus Mary Susan Taylor 1982-8-27 Taylor 5044 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
  CAS-BOT-BC508331  Hastingsia alba Lewis S. Rose 1963-6-5 63131 Plumas 3 miles norht of Quincy 1097 Comment
  SEINET8480292  Hastingsia alba A. A. Heller, P. B. Kennedy 1907-7-12 8821 Plumas Grade between Greenville and Prattville. Comment
  CAS-BOT-BC306699  Helenium bigelovii Margaret Williams 1966-7-11 s.n. Plumas Near Jamison Creek, above Johnsville 1676 Comment
  UC1069446  Helianthella californica subsp. nevadensis G. T. Nordstrom 1934-7-3 181 Plumas 3/4 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UCD132766  Helianthella californica var. nevadensis J. I. Mallory 1968-4-1 279 Plumas La Porte area, Plumas National Forest. 1798 Comment
  CHSC34917  Helianthus annuus M. S. Taylor; M. Foster 1981-8-13 4172 Plumas S end of Greenville, w side of Hwy 89, roadside. 1158 Comment
  CAS-BOT-BC305544  Helianthus bolanderi John Thomas Howell 1959-9-21 34828 Plumas Greenville 1088 Comment
  SEINET3147436  Helianthus exilis E. K. Balls 1950-9-15 15800 Plumas 2 mi E of S tip of Lake Almanor, between Greenville and Lake Almanor, Hwy 89 1402 Comment
  SD6703  Heliotropium curassavicum var. oculatum Mrs. R. M. Austin Aug 1894 Plumas Banks of Pitt River above Alturas Comment
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May 14 2014
  SEINET11197292 Image available Hemizonia congesta subsp. clevelandii J. T. Howell 1961-9-23 36825 Plumas Indian Valley, East of Crescent Mills on Stampfli Lane 1082 Comment
  CAS-BOT-BC55285  Hesperis matronalis John Thomas Howell 1963-6-3 39387 Plumas Sierra Nevada. Quincy. 1036 Comment
  JEPS21101  Hesperochiron californicus E. Sawyer 1935-5-21 18 Plumas 2 mi. e. Beckwith Butte; Sierraville Quad. Comment
  SEINET10869748  Hesperochiron pumilus Mary Susan Taylor 1981-5-8 Taylor 3653 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
  HSC73000  Hesperocyparis bakeri M. S. Taylor, M. Foster 1981-8-13 4175 Plumas N and NE side of W flank of Wheeler Peak ridge, 5 air mi. N of Genesee 1982 Comment
  CHSC75511  Hesperolinon micranthum G. F. Hrusa 1997-6-26 13889 Plumas Sierra Nevada. Approx. 1/4 mi. N from USFS 23N22D terminus. 1400 Comment
  RSA59914  Heterocodon rariflorum E. K. Balls 1950-9-15 15829 Plumas North Fork Feather River, 6 miles NW of Chester. 1402 Comment
  UCD22410  Heterotheca A. M. Shapiro 2001-8-1 s.n. Plumas Heriot Lane, Sierra Valley. In high desert, near roadside. 1524 Comment
  RSA718507  Heterotheca oregona var. compacta L. P. Janeway 2006-10-1 8897 Plumas Northern High Sierra Nevada. Along Hwy 70 0.5 road km S of Rock Creek Reservoir dam, and above North Fork Feather River. 671 Comment
  CHSC36876  Heterotheca villosa var. minor M. S. Taylor; H. Swanson 1982-8-11 4970 Plumas Along n side of Jamison Creek Rd (507) on cliffs, ca. 1 mi w of Plumas-Eureka State Park, ca. 3 mi sw of Johnsville. 1798 Comment
  UC1523722  Heterotheca villosa var. minor Gary Schoolcraft 1982-7-27 Plumas 2 mi n Chilcoot 1645 Comment
  UC54114  Heterotheca villosa var. minor H. M. Hall and E. B. Babcock Jul 1903 4435 Plumas Indian Valley; Sierra Nevada Mountains 1097 Comment
  CAS-BOT-BC312291  Heterotheca villosa var. minor L. P. Janeway 1993-8-26 4544 Plumas Northwest corner of Sierra Valley ca. 300 m. south of Middle Fork Feather River adn ca. 100 m. west of Bechwourth-Calpine Road ca. 0.6 mi west of Beckwourth and 4 mi. east of Portola 1487 Comment
  CAS-BOT-BC424167  Heuchera micrantha var. erubescens John Thomas Howell 1951-6-28 27666 Plumas Jamison Creek 1584 Comment
  CHSC81406  Heuchera micrantha var. erubescens L. P. Janeway 1996-5-13 4967 Plumas Northern High Sierra Nevada. Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. 902 Comment
  CAS-BOT-BC425155  Heuchera rubescens Anna Head 1920-7-20 s.n. Plumas Trail to Long Lake outlet, Feather River Region. Comment
  SEINET3161039  Heuchera rubescens E. K. Balls 1950-9-1 15593 Plumas above trail going S around lake, E of Long Lake. Southern Pluma Co. 2134 Comment
  RSA0066261  Heuchera rubescens var. alpicola E. K. Balls 1950-9-1 15593 Plumas Above trail going S around lake, E of Long Lake. 2134 Comment
  SEINET11262485  Hieracium albiflorum Robert L. Johnson, Mikel R. Stevens 2015-7-11 3958 Plumas Spanish Creek/Indian Creek drainage. Ca 1.6 rd mi N on Hugh Spur/Shoofly/Old Quarry Rd (fronting rr-track) after jct with Hwy 70/89. Ca 0.6 air mi ssw of Indian Falls.; 0 1023 Comment
  CAS-BOT-BC319612  Hieracium albiflorum W. R. Ernst 1957-8-9 205 Plumas Near Devils Kitchen, Mt. Lassen National Volcanic Park 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
  JEPS126593  Holodiscus discolor var. discolor Lowell Ahart 2016-6-29 21067 Plumas Top and southeast of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CHSC42046  Holodiscus microphyllus var. microphyllus Lowell Ahart 1986-7-8 5357 Plumas Near cliffs, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  CAS-BOT-BC284647  Hordeum brachyantherum subsp. brachyantherum Mary S. Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CAS-BOT-BC284655  Hordeum brachyantherum subsp. brachyantherum L. W. Swift 1930-7-30 30 Plumas Plumas National Forest, Grizzly Valley 1828 Comment
  CHSC63489  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1994-7-22 7499 Plumas Plumas/Sierra Counties. Log landing, along the north side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. 1981 Comment
  CHSC53593  Horkelia fusca subsp. parviflora L. P. Janeway 1989-7-20 3504 Plumas Plumas National Forest. Forest along southerly side of Red Clover Valley at jct of rd 26N70 (to Laufman) and Beckwourth-Genesee Rd (rd 111) 9.5 mi from Beckwourth. Along sides of creek. 1676 Comment
  RSA8012  Horkelia fusca subsp. parviflora H. A. Barker 1927-7-16 817 Plumas Blavisden. 1372 Comment
  CDA28656  Horkelia fusca subsp. parviflora G. D. Barbe 1981-6-23 3116 Plumas 0.25 of a mile west of Round Valley Reservoir Dam at northwest shore of the reservoir. Comment
  UC1237938  Horkelia tridentata subsp. tridentata John Weiler and A. P. Nelson May 26 1961-May 29 1961 61241 Plumas 2.3 e Deer Creek Pass (along routes 36 and 89) Comment
  CAS-BOT-BC538230  Horkelia tridentata var. flavescens E. K. Balls; L. W. Lenz 1955-5-14 20709 Plumas 1.5 mi.N of Greenville along Hwy. 89 to Lake Almanor 1127 Comment
  SBBG30551  Hosackia oblongifolia var. oblongifolia D. Myrick 1968-6-18 1934 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  SEINET5327464  Hosackia oblongifolia var. oblongifolia A. A. Heller, P. B. Kennedy 1907-7-15 8854 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  UCD106185  Hosackia stipularis L. Ahart 1982-7-30 3734 Plumas Near the headwaters of Ohio Ravine, ca. 1 mi. ne of Hardquartz Mine, ca. 6 mi s of Bucks Lake. 1700 Comment
  JEPS17480  Hydrocotyle verticillata J. G. Lemmon 1889-6-4 2710 Plumas Mohawk Valley Comment
  UC1278090  Hydrophyllum capitatum var. alpinum B. Crampton 1954-5-10 1866 Plumas 0.25 mi e Portola (along State Highway 24) 1472 Comment
  RSA0110962  Hydrophyllum occidentale M. Canby 1929-5-12 134 Plumas 5 miles west of Blairsden. Comment
  RSA74345  Hydrophyllum occidentale Milo S. Baker 1952-5-24 12442 Plumas In canyon above Pine Valley, Hwy 89 945 Comment
  SEINET10497074  Hydrophyllum occidentale Mary Susan Taylor 1982-5-25 Taylor 4522 Plumas T23N R11E ne/se sec 2. Mt Ingalls quad. Sloat burn; along n rdbk of 23n12 and uphill ca. 20 ft into McDermott Ravine, and ravine just e; ca. 1 mi ne of Sloat. 4600 ft. Jeffrey Pine Forest. 1402 Comment
  CHSC66627  Hypericum formosum var. scouleri Vernon H. Oswald; Lowell Ahart 1996-7-15 8042 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. 1371 Comment
  JEPS115203  Hypericum formosum var. scouleri Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16137 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  SBBG33146  Hypericum formosum var. scouleri K. K. Muller 1963-8-17 1243 Plumas Darlingtonia bog on rd to Butterfly Valley, off State Hwy 89 Comment
  CHSC99815  Hypericum perforatum Lowell Ahart 2008-8-13 15171 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CAS-BOT-BC88639  Idahoa scapigera John Thomas Howell 1975-6-16 51162 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  SD7661  Ipomopsis aggregata Daniel Cleveland 1882-7-21 Plumas Saw mill, Big Meadows. Comment
  CAS-BOT-BC135733  Iris hartwegii Mrs. H. C. Cantelow 1949-6-10 2 Plumas About 5 miles n. w. of Quincy Comment
  CAS-BOT-BC135737  Iris hartwegii L. W. Lenz; E. K. Balls 1956-6-19 21842 Plumas Forest Lodge, SW of Greenville 1127 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
  RSA59101  Iris hartwegii E. K. Balls 1950-8-30 15505 Plumas Trail to Bucks Creek from Tobins Resort, North Fork Feather River. 610 Comment
  CAS-BOT-BC123367  Iris hartwegii subsp. pinetorum Alice Eastwood 1927-6-11 14454 Plumas Forest Lodge, near Greenville Comment
  RSA136506  Iris hartwegii subsp. pinetorum Lee W. Lenz, E. K. Balls 1956-6-19 21839 Plumas 1.2 miles east along State Highway 89 after leaving Lake Almanor 1418 Comment
  SJSU13909  Iris tenuissima N. A. Hopkins 1987-6-3 1390 Plumas near summit of Red Hill between E branch of N Fork of Feather River & N Fork of Feather River Comment
  CHSC54858  Isoetes bolanderi Vernon H. Oswald 1991-8-23 4846 Plumas Road to Juniper Lake Campground, 1.8 miles north of the park boundary. Lassen Volcanic National Park. 2072 Comment
  CAS-BOT-BC69933  Isoetes howellii Malcom A. Nobs; S. Galen Smith 1949-8-18 1386 Plumas Last Chance Marshes at n. end of Lake Almanor, just s. of Chester. Comment
  CAS-BOT-BC324813  Iva axillaris M. S. Taylor 1982-8-27 5047 Plumas SW corner of juncton of Highway 70 adn road to Loyalton in Vinton 1493 Comment
  CAS-BOT-BC324817  Iva axillaris John Thomas Howell 1959-9-24 34972 Plumas Beckwourth, Sierra Nevada 1487 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
  CDA19272  Ivesia aperta var. aperta G. D. Barbe, T. C. Fuller 1982-6-17 3837 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CAS-BOT-BC137435  Ivesia baileyi var. baileyi John Thomas Howell 1977-8-11 52685 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CHSC35279  Ivesia sericoleuca M. S. Taylor 1981-7-7 3988 Plumas NE side of Beckwourth-Genesee Rd at its jct with Beckwourth Milford Rd, in Squaw Valley, ca. 12 air mi n of Beckwourth. 1706 Comment
  RSA789451  Ivesia sericoleuca James R. Shevock 1986-7-20 11737 Plumas Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth. 1650 Comment
  SEINET10483372  Ivesia sericoleuca Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3853 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  UC1100935  Juncus balticus Malcolm A. Nobs and S. Galen Smith 1949-8-19 1460 Plumas se side Portola Comment
  CHSC118722  Juncus bufonius Wendy L. Boes 2015-6-14 2015002 Plumas Lassen National Forest. Location to the east of Little Grizzly Valley, south of junction of Forest Service road 27N37 and 27N37B, 1 mi. south of Road 307. UTM 646739 E, 4438812 N, NAD83 Zone 10N. 1645 Comment
  UC1028647  Juncus bufonius Robert J. Weatherby 1950-7-28 1489 Plumas n edge Taylorsville 1097 Comment
  CHSC97622  Juncus bufonius var. bufonius Lowell Ahart; John Dittes 2007-6-16 14104 Plumas Gravel bars along a small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC40257  Juncus bufonius var. occidentalis Lowell Ahart 1985-7-11 5134 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
  CHSC97582  Juncus bufonius var. occidentalis Lowell Ahart; John Dittes 2007-6-16 14106 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  RSA0113967  Juncus bufonius var. occidentalis Lowell A. Ahart 2008-7-9 15050 Plumas About 20 yards east of the dirt road, about 0.25 mile east of the Feather Fork Mine, road is east of the main road and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte. 1686 Comment
  CHSC91933  Juncus confusus Lowell Ahart; Josephine Guardino 2005-8-9 12265 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  CHSC100376  Juncus covillei Lowell Ahart 2008-9-10 15372 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  JEPS122185  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. Comment
  SD147655  Juncus effusus subsp. effusus Lowell Ahart 1980-10-6 2665 Plumas Sierra Nevada, lake, I(c) mile west of Fowler Park, Red Fir forest. 1700 Comment
  CHSC97799  Juncus effusus subsp. pacificus L. P. Janeway; B. Castro 2007-8-18 9201 Plumas Northern High Sierra Nevada. Along Squirrel Creek and Road 401 1.9 km northeast of Hwy 70/89 and Williams Loop. 1268 Comment
  CHSC52752  Juncus ensifolius Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  JEPS115335  Juncus ensifolius Lowell Ahart, John Dittes 2009-9-7 16400 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  RSA286271  Juncus ensifolius Robert F. Thorne 1974-7-30 45009 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  RSA95515  Juncus ensifolius J. T. Howell 1951-8-20 28199 Plumas Indian Valley. 1067 Comment
  SEINET11787350  Juncus hemiendytus L. Ahart, Ahart, P. 1983-1 4195 Plumas ca 0.25 mi E of Feather Fork Mine, ca 5.5 mi N of La Porte 1800 Comment
  CHSC102838  Juncus howellii Lowell Ahart; John Dittes 2009-8-28 16355 Plumas On the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  JEPS114939  Juncus howellii Lowell Ahart 2008-9-10 15390 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte. Near center of section 27 1598 Comment
  JEPS116015  Juncus howellii Lowell Ahart, John Dittes 2009-8-28 16355 Plumas On the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  SEINET6183873  Juncus luciensis B. Ertter, J. Strachan 1980-7-31 3885 Plumas West end Dixie Valley just eat of Beckwourth-Milford Road, Plumas National Forest. 1707 Comment
  SEINET6183874  Juncus luciensis A. A. Heller, P. B. Kennedy 1907-7-3 8695 Plumas Red Clover Valley Comment
  JEPS114940  Juncus macrandrus Lowell Ahart 2008-8-14 15213 Plumas Meadow (swamp, bog), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 41/2 miles (air) north of La Porte 1597 Comment
  CHSC49618  Juncus mertensianus Vernon Oswald 1984-6-25 1319 Plumas La Porte-Quincy Rd., ca. 9.4 mi n-e of La Porte. In meadow. 1889 Comment
  CHSC52753  Juncus nevadensis L. P. Janeway 1990-8-29 3846 Plumas Plumas National Forest. Ca 0.1 mi W of Paradise Cr ca 3/4 mi S of Little Grizzly Cr. Small marsh/meadow. 1905 Comment
  CHSC105151  Juncus nevadensis var. nevadensis Peter F. Zika 2008-7-14 23896 Plumas Common in full sun on marshy north shore of Lake Almanor, with Carex athrostachya, Juncus orthophyllus, J. balticus subsp. ater, yellow pine forest, over volcanics (Cascade Range Highlands CaRH) 1380 Comment
  JEPS113847  Juncus nevadensis var. nevadensis Lowell Ahart, John Dittes 2007-8-9 14440 Plumas About 80 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  JEPS107935  Juncus occidentalis Lowell Ahart, John Dittes 2005-9-19 12399 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  JEPS120756  Juncus occidentalis Lowell Ahart 2013-8-23 19020 Plumas East of Bird Creek, about 1/2 air mile west of Monitor Flat, about 3 air miles northwest of Pilot Peak, about 9 air miles northeast of La Porte. Comment
  RSA201299  Juncus occidentalis J. T. Howell 1960-7-20 35753 Plumas Boilings Springs Lake; Lassen Volcanic National Park 1799 Comment
  CHSC73860  Juncus orthophyllus B. Castro; L. P. Janeway 1998-8-29 831 Plumas Fowler Lake Proposed SIA. Ca 2 air mi N of Little Grass Valley Reservoir, at E edge of Fowler Lake. 1661 Comment
  CAS-BOT-BC227113  Juncus tenuis Lowell Ahart 2008-8-13 15163 Plumas West edge of La Porte Road, west of Each Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  CHSC118726  Juncus tenuis Wendy L. Boes 2015-6-26 2015026 E 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
  CHSC57404  Juniperus communis L. P. Janeway 1984-9-1 1099 Plumas Lakes Basin Recreation Area; between Long Lake and Silver Lake. 2011 Comment
  CHSC35260  Juniperus occidentalis var. australis M. S. Taylor 1981-8-18 4213 Plumas Bald Rock Improvement Project, ca. 1 mi sw of Bald Rock, ca. 5 mi ne of Beckworth. 1889 Comment
  CHSC100844  Kalmia polifolia subsp. microphylla L. P. Janeway 2008-9-13 9595 Plumas Northern High Sierra Nevada. Along a northeastern branch of Mill Creek; along Mill Creek Trail about 4.5 km north of Bucks Lake. 1920 Comment
  CAS-BOT-BC246165  Keckiella lemmonii John Thomas Howell 1966-7-26 42001 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River, Sierra Nevada 609 Comment
  CAS-BOT-BC246168  Keckiella lemmonii John Thomas Howell 1959-9-24 34920 Plumas Indian Creek Canyon near Indian Falls, Sierra Nevada Comment
  NY790350  Keckiella lemmonii P. P. Lowry II 1977-7-5 818 Plumas South of Tobin on State Highway 70 Comment
  POM186423  Keckiella lemmonii D. D. Keck 1932-7-6 1712 Plumas 3 mi. N. of Keddie. 1037 Comment
  RSA755681  Keckiella lemmonii L. Ahart, John Dittes 2009-7-15 16099 Plumas Northeast of the power line, on the west side of Forest Service Road 2622, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  CHSC56589  Kelloggia galioides L. P. Janeway 1984-7-13 900 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). 1584 Comment
  UCR123523  Kelloggia galioides George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  SEINET12326100  Kelloggia galioides W. Knight, Knight, I. 1983-1 4903 Plumas on road from Chester to Drakesbad near North Fork of Feather River Comment
  UCD85816  Koeleria macrantha John Thomas Howell 1962-6-18 37779 Plumas Sierra Valley near Beckwourth. 1487 Comment
  CHSC107913  Kyhosia bolanderi L. P. Janeway; B. Castro 2011-9-11 10719 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
  CHSC74069  Kyhosia bolanderi B. Castro; L. Gehrung 1996-8-8 710 Plumas Ca 3 air mi S of Bucks Lake, 100 ft E of USFS Rd 23N18, ca 0.5 mi S of the serpentine outcrop at jcn of Rds 23N18, 15, and 69. In a meadow at northern branch of headwaters of East Branch Coldwater Creek. 1767 Comment
  CAS-BOT-BC340352  Kyhosia bolanderi John Thomas Howell 1960-7-23 35940 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC340432  Lactuca saligna M. S. Taylor 1982-9-7 5097 Plumas Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth 1487 Comment
  CHSC110383  Lactuca serriola Lowell Ahart 2012-9-5 18449 Plumas Road edge, where the County Road crosses the South Fork of the Feather River, about 1 mile (air) southeast of Pilot Peak, about 8-1/4 miles (air) northwest of La Porte. 1828 Comment
  CHSC84421  Lactuca serriola Lowell Ahart 2003-9-7 10558 Plumas Near a seep and spring on the north side of the road, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 3 1/2 miles (air) northwest of Tamarack Flat, about 6 miles (air) northwest of Little Grass Valley Reservoir Dam. 1524 Comment
  CAS-BOT-BC340600  Lactuca serriola John Thomas Howell 1960-7-18 35605 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SBBG119862  Lagophylla ramosissima L. Ahart, J. Dittes 2003-8-8 10483 Plumas E side of Beckwourth Calpine Rd, ca. 3 mi S of Beckwourth, Sierra Valley 1482 Comment
  SEINET10474768  Lagophylla ramosissima Mary Susan Taylor 1982-6-28 Taylor 4766 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CHSC84448  Lagophylla ramosissima subsp. ramosissima Lowell Ahart; John Dittes 2003-8-8 10480 Plumas On the west side of Beckwourth Calpine Road, about 50 yards north of the Western Pacific Railroad, about 1/2 mile (air) southwest of Beckwourth, Sierra Valley. 1478 Comment
  UCD40294  Lathyrus hirsutus Rodney Gale Myatt 1971-6-13 739 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CHSC105598  Lathyrus latifolius L. P. Janeway 2010-8-4 10135 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
  UCR123905  Lathyrus latifolius George K. Helmkamp, E. A. Helmkamp 2001-7-6 6856 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  CHSC41266  Layia glandulosa J. D. Jokerst 1984-5-13 2003 Plumas East end of Genesee Valley. Canyon of Indidan Creek, N of creek and S of Indian Cr. Rd. 1249 Comment
  SEINET8655885 Image available Layia glandulosa W. Harnach 2014-4-29 1386 Plumas 1.2 miles north of Chilcoot on Frenchman Rd. than 1.45 miles NE of USFS Rd. 24N88. Comment
  RSA59373  Ledum glandulosum E. K. Balls 1950-9-9 15770 Plumas West of Lakes Center Public Camp. 2043 Comment
  CAS-BOT-BC527249  Lemna John Thomas Howell 1961-9-23 36854 Plumas Indian Valley, Sierra Nevada 1082 Comment
  UC1101251  Lemna minuscula Malcolm A. Nobs, S. Galen Smith 1949-8-19 1420 Plumas 2 mi s of Greenville (Indian Valley); Indian Valley Comment
  CHSC97097  Lemna trisulca Lowell Ahart; Josephine Guardino 2007-7-21 14357 Plumas On and under water, along a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  POM312465  Lemna trisulca H. L. Mason 1955-7-30 14638 Plumas Near Chester Comment
  RSA508612  Lemna trisulca Mrs. R. M. Austin 1880-06 s.n. Plumas Big Meadows Comment
  CHSC97550  Lepidium campestre Lowell Ahart; John Dittes 2007-6-17 14161 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CAS-BOT-BC88842  Lepidium campestre L. P. Janeway 1992-7-1 4247 Plumas Plumas National Forest. Beckwourth Ranger District. Jackson Compartment. 1325 Comment
  CDA24901  Lepidium densiflorum var. macrocarpum T. C. Fuller 1959-7-6 4296 Plumas Highway 40A, North Fork Feather River bridge, 2 miles southwest of Storrie. 0 Comment
  CAS-BOT-BC12824  Lepidium perfoliatum Fred Sommers; Greg Sommers 1976-6-7 124 Plumas Marble Hot Springs Area. Sierra Valley Marsh. Marble Lane. 1487 Comment
  CHSC40849  Lepidium perfoliatum K. R. Stern 1985-6-25 Plumas Vicinity of Blairsden. 1371 Comment
  UC569998  Lepidium perfoliatum E. Sawyer 1935-6-10 86 Plumas 2.5 mi ssw Sugarloaf; Sierraville Quad. 1493 Comment
  UCD169792  Lepidium virginicum subsp. menziesii Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16225 Plumas 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC60094  Lepidium virginicum var. menziesii Javier Penalosa 1962-6-19 2502 Plumas +-6.2 miles southeast of Quincy. 1097 Comment
  UCD19162  Leptosiphon ambiguus June McCaskill 1956-1 424 Plumas Lake Almanor region? Comment
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Jul 13 2018
  CHSC11363  Leptosiphon ciliatus Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CHSC46648  Leptosiphon ciliatus Lowell Ahart 1989-7-7 6370 Plumas West of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC97189  Leptosiphon ciliatus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13999 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
  POM303005  Leptosiphon harknessii Thomas H. Kearney 1944-8-14 112 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC342090  Leucanthemum vulgare Gladys L. Smith 1976-6-5 4541 Plumas About Quincy and north to Childs Meadows & Mineral 640 Comment
  CHSC21198  Leucothoe davisiae F. T. Griggs; A. Pass 1975-7-17 220 Plumas Bucks Lake. Comment
  CHSC21665  Leucothoe davisiae D. Brink; L. Mayer 1975-7-11 Plumas Bucks Lake. Comment
  JEPS20054  Leucothoe davisiae O. M. Evans 1854-11-16 Plumas 4 mi s Buck's Ranch (on Willow Creek drainage); Willow Creek drainage 1828 Comment
  UC1075637  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Mount Elwell, Lakes Basin area Mount Elwell; , Lakes Basin area 2225 Comment
  SEINET7270548  Leucothoe davisiae C. D. Marsh 1914-8-28 11077 Plumas Quincy Comment
  CAS-BOT-BC233779  Lewisia cantelovii Ella Dales Cantelow 1941-5-25 4210 Plumas Feather River Canyon 3.2 mi. W. of Belden, State Hwy 24 Comment
  UC82847  Lewisia kelloggii Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  JEPS115861  Lewisia nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15894 Plumas About 200 yards northwest of Lake Almanor Dam, in mined over area 1421 Comment
  JEPS48672  Lewisia nevadensis Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC444176  Lewisia nevadensis Anna Head 1921-6-25 s.n. Plumas Near Gold Lake, Feather River Region Comment
  CAS-BOT-BC444180  Lewisia nevadensis Margaret Williams 1965-6-24 s.n. Plumas In Happy Valley (beyond Long Valley) 1706 Comment
  CDA14581  Lewisia triphylla G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3064 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CAS-BOT-BC444560  Lewisia triphylla George W. Gillett 1957-7-18 811 Plumas Lassen Volcanic National Park. On northeast side of Boiling Springs Lake. 1813 Comment
  RSA101482  Lewisia triphylla R. Weatherby 1955-6-26 1550 Plumas Mud Lake, Lakes Basin Area. 2195 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
  CAS-BOT-BC274530  Leymus triticoides John Thomas Howell 1959-9-25 35014 Plumas 5 miles east of Beckwourth, Sierra Valley 1493 Comment
  JEPS14100  Ligusticum californicum W. L. Jepson 1939-8-8 19359 Plumas Quincy 1051 Comment
  CHSC4689  Lilium humboldtii R. Carter 1966-7-10 472 Plumas Found at intersection of Hwy. 70 and Hwy. 89 ca. 12 ... Field redacted by CHSC, contact the data manager for more information 853 Comment
  CAS-BOT-BC509317  Lilium kelleyanum Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1577 Plumas Fern Glen 1112 Comment
  CAS-BOT-BC509333  Lilium kelleyanum Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  CAS-BOT-BC509340  Lilium kelleyanum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  UCD130311  Lilium pardalinum subsp. pardalinum Albert Grigarick 2011-8-15 302 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .9 miles W from Graeagle Trailhead to Hawley Falls. 1797 Comment
  SD6529  Lilium parvum Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CHSC44096  Lilium washingtonianum Lowell Ahart 1976-7-16 1179 Plumas Along the edge of the dirt road, about 5 miles north-west of Little Grass Valley Reservoir. 1828 Comment
  CHSC81158  Limosella aquatica Lowell Ahart 2001-8-28 9199 A 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
  CDA19224  Linanthus ciliatus G. D. Barbe, T. C. Fuller 1982-6-17 3802 Plumas Plumas National Forest; Junction Gold Lake Road with Highway 89 between Graegle and Clio. 6 mi N of Sierra Co line. 1371 Comment
  SEINET10496793  Linanthus ciliatus Mary Susan Taylor 1981-6-16 Taylor 3908 Plumas T23N R13E sw/sw sec 4. Grizzly Valley quad. NW side of rd 24N07, ca. 1 mi NW of Smith Peak Lookout, ca. 7 mi NE of Blairsden. Open gravelly slope in Sagebrush Scrub; 6800 ft elev. 2073 Comment
  UC908282  Linanthus ciliatus Herbert L. Mason 1924-6-20 1082 Plumas between Gold Lake and Bear Lake (Graeagle Camp) Comment
  UCD118707  Linanthus pungens Jack Major 1966-6-23 s.n. Plumas Beckwourth Pass. 1560 Comment
  JEPS120752  Linaria vulgaris Lowell Ahart 2013-9-11 19028 Plumas Grave bar on the north side of the Feather River, about 20 yards west of Chips Creek, about 50 yards south of Hwy 70, about one mile southwest of Belden. Comment
  UC172025  Linaria vulgaris Mrs. C. C. Hall 1912-7-29 Plumas Nelson Point Comment
  CAS-BOT-BC416397  Linnaea borealis subsp. longiflora J. M. Tucker 1948-7-25 1735 Plumas In vicinity of Cascade Comment
  JEPS12684  Linnaea borealis var. longiflora Helen-Mar Wheeler Plumas Cascade; southwestern Plumas County Comment
  JEPS45745  Linum lewisii W. L. Jepson 1927-6-21 12282 Plumas Warner Creek, by Camp Lee Warner Creek 1584 Comment
  CDA18665  Linum lewisii var. lewisii G. D. Barbe, T. C. Fuller 1982-6-15 3714 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  CAS-BOT-BC111971  Lipocarpha micrantha Clarence Roy Quick 1952-9-5 52 -296 Plumas Wet place NW of Almanor. Comment
  CHSC58205  Listera convallarioides Vernon H. Oswald; Lowell Ahart 1992-6-22 5031 Plumas Small corner of park property located along Warner Valley Rd. between Lee and Kelly camps. Lassen Volcanic National Park. 1597 Comment
  RSA794953  Listera convallarioides Lowell A. Ahart, John Dittes 2009-7-28 16196 Plumas Seeps, slope northwest of mine, west above Forest Service Road 27N28Y, 2.9 air miles northwest of Butt Valley Reservoir Dam. 1582 Comment
  CAS-BOT-BC430968  Lithophragma bolanderi Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1950 a Plumas Fern Glen 1097 Comment
  CAS-BOT-BC435464  Lithophragma glabrum Alice Eastwood 1918-5-25 6997 Plumas Portola Comment
  SEINET10483076  Lithophragma glabrum Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3836 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. In wet meadow, S side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft. 2103 Comment
  CAS-BOT-BC293725  Lithophragma parviflorum Mona Bourell; Bob Patterson 1982-5-15 1738 Plumas Beckworth, Sierra Valley Marsh Comment
  CHSC21597  Lithophragma tenellum D. E. Brink Jr.; L. M. Mayer 1975-7-22 Plumas Comment
  RSA88609  Lithophragma tenellum John T. Howell 1951-6-28 27691 Plumas Eureka Peak 1982 Comment
  RSA74359  Lithospermum californicum Milo S. Baker 1952-5-24 12452 Plumas Upper end of Pine Valley, Highway 89. 884 Comment
  RSA107458  Lithospermum ruderale L. S. Rose 1955-7-19 55144 Plumas Beckworth 1494 Comment
  CHSC56512  Lomatium bicolor Steven Triano 1988-4-17 52 Plumas Ca 60 ft s of Hwy. 89 and 0.3 mi w of Almanor. 1386 Comment
  UCD169253  Lomatium macrocarpum S. L. Welsh; N. D. Atwood 2001-6-13 28135 Plumas W end of Dixie Valley, N of Beckwourth. 1711 Comment
  RSA97323  Lomatium nudicaule F. W. Peirson 1926-6-21 6789 Plumas Lake Almanor Comment
  CHSC97166  Lomatium piperi Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14020 Plumas East side of an open rocky flat, 10 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC72292  Lomatium plummerae L. P. Janeway; Glenn Clifton 1998-7-8 5725 Plumas About 1.5 mi southwest of Diamond Mtn; at junction of Diamond Mtn Motorway (Road 28N15) and unnamed road to small pond on a saddle of the crest. 2115 Comment
  UC1730233  Lomatium plummerae L. P. Janeway and Glenn Clifton 1998-7-8 5725 Plumas 1.5 mi SW of Diamond Mountain (at junction of Diamond Mountain Motorway (Road 28N15) and unnamed road to small pond on a saddle on the crest) 2115 Comment
  CHSC54521  Lonicera cauriana Vernon H. Oswald 1991-8-5 4805 Plumas Lassen Volcanic National Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  JEPS114359  Lonicera conjugialis Lowell Ahart 2008-8-14 15214 Plumas West of the small stream, northwest of the meadow (swamp, bog), about 300 yards north of the paved road, about 1/2 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of 1597 Comment
  SEINET7714997  Lonicera conjugialis Unknown Plumas Lassen's Peak Comment
  SEINET3452044  Lonicera hispidula var. vacillans G. Douglas Barbe, J. T. Howell, Thomas C. Fuller 1981-6-26 3378 Plumas Madone Lake, Madone Lake 600 Comment
  SD46666  Lonicera involucrata Robert J. Weatherby 1955-6-26 1557 Plumas Near Lakes Ranger Station, Lakes Basin. 1980 Comment
  CHSC61719  Lonicera involucrata var. involucrata Vernon H. Oswald; Lowell Ahart 1993-8-25 5864 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., ca. 0.2 mi upstream from the S boundary of the park at the downstream end of a series of falls and cascades. 1987 Comment
  RSA755812  Lotus corniculatus L. Ahart, John Dittes 2009-7-14 16077 Plumas Scraped clearing on the east side of Forest Service Road 26N22 and Forest Service Road 26N221, about 2.6 air miles southeast of Seneca, about 6.5 air miles south of Lake Almanor Reservoir Dam. 1608 Comment
  CDA28710  Lotus oblongifolius G. D. Barbe 1981-6-23 3121 Plumas South shore of Round Valley Reservoir. 1 mi W of dam on Dixie Canyon-Round Valley Rd. Comment
  POM253375  Lotus unifoliolatus A. A. Heller 1938-7-2 15242 Plumas Feather River Highway near Grays Flat. 869 Comment
  UC726683  Lupinus albifrons var. albifrons A. A. Heller 1942-5-8 16455 Plumas Virgilia, along State Highway #24 Virgilia; , State Highway #24 Comment
  CHSC36202  Lupinus angustiflorus M. S. Taylor 1982-7-12 4814 Plumas Township: T22N R11E SW1/4 of SW1/4 S04 and NE1/4 of SE1/4 S05. Blue Nose Mt. Cobbly slope along Eureka Ridge Rd (23N09), 0.9 mi nw of its jct with McRae Meadow Rd, ca. 6 air mi w of Mohawk. 2072 Comment
  CHSC60087  Lupinus angustiflorus L. P. Janeway 1990-7-18 3802 Plumas Plumas National Forest. Ca 1/4 mi N of Blakeless Creek and ca 1/2 mi NE of Little Grizzly Cr. 1792 Comment
  UC1129535  Lupinus arbustus F. W. Embree 1934-6-6 91 Plumas Three Lakes Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC1481927  Lupinus arbustus M. L. Conrad, Dunn, LeDoux 1973-6-5 7060 Plumas 5.2 miles west of junction of Highway 70 and Meadow Valley Road in Quincy. Comment
  JEPS65301  Lupinus arbustus W. L. Jepson 1927-6-23 12308 Plumas Camp Lee Warner Creek, Warner Valley 1584 Comment
  UC972201  Lupinus arbustus Milo S. Baker 1952-5-24 12440 Plumas Hwy 89 in canyon above Pine Valley; in canyon above Pine Valley 944 Comment
  SEINET10973210  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-6-1 Taylor 4586 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
  CHSC60181  Lupinus argenteus var. argenteus L. P. Janeway; Garrett Gibson 1991-6-13 4008 Plumas Plumas National Forest. Between Middle Fork Feather River and Hwy 70, ca 0.3 mi east of Claireville Flat. 1484 Comment
  UCD106795  Lupinus argenteus var. argenteus E. W. Jameson 1949-5-6 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  CAS-BOT-BC208794  Lupinus argenteus var. heteranthus M. S. Taylor 1982-6-10 4620 Plumas SW of 23N72, ca. 1 mi W of Table Rock, ca. 3 air mi NE of Beckwourth 1554 Comment
  CHSC112062  Lupinus breweri var. breweri L. P. Janeway 2014-7-15 11527 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; 0.5 km north of Long Valley Creek, in the middle of Happy Valley. 1754 Comment
  CHSC61732  Lupinus breweri var. breweri L. P. Janeway; Jim Battagin, Rob Russell 1993-8-4 4493 Plumas Plumas National Forest. At Lovejoy site. Just north of the confluence of Blakeless Creek and Little Grizzly Creek; along Road 112. 1783 Comment
  UCD169237  Lupinus confertus S. L. Welsh; N. D. Atwood 2001-6-13 28131 Plumas Red Clover Valley, ca 12 miles north of Beckwourth. 1678 Comment
  SEINET10452035  Lupinus confertus Mary Susan Taylor 1982-7-8 Taylor 4792 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  CAS-BOT-BC215362  Lupinus dalesiae M. S. Taylor 1982-5-26 4533 Plumas Both side of Fell Creek Road (23N22), 4.0 miles W of Lee Summit, ca. 2 air miles NW of Sloat 1341 Comment
  CAS-BOT-BC215410  Lupinus dalesiae John Thomas Howell; Gordon H. True 1967-6-12 42587 Plumas N side of American Valley near Quincy 1036 Comment
  CAS-BOT-BC215421  Lupinus dalesiae Walter & Irja Knight 1968-6-18 2334 Plumas Road between La Porte and Quincy 1859 Comment
  CHSC36203  Lupinus dalesiae M. S. Taylor 1982-5-25 4528 Plumas W side of Peoria Creek Rd (23N10), 2.1 - 2.2 mi w of its jct with Poplar Creek near Sloat. 1341 Comment
  CHSC39591  Lupinus dalesiae Lowell Ahart 1983-7-14 4193 Plumas Growing on a bank along the South Fork of the Feather River, south of the Feather Fork Mine, about 1 1/2 miles north-east of Little Grass Valley Res., about 5 1/2 miles north of La Porte. 1750 Comment
  CHSC76132  Lupinus dalesiae G. F. Hrusa 1997-5-30 13826 Plumas Sierra Nevada. At edge of powerlines. On E side of Rattlesnake Creek, immed. S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1350 Comment
  RSA188452  Lupinus dalesiae L. S. Rose 1967-6-12 s.n. Plumas Quincy. 1067 Comment
  SEINET10452045  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4526 Plumas T23N R11E sw/sw sec 2. Mt Ingalls quad. In partial shade of Jeffrey Pine Forest, s side of 23N12, 0.8 mi e of its jct with 23N52, ca. 3/4 mi w of McDermott Ravine, ca. 1.5 mi ne of Sloat. 4500 ft. 1371 Comment
  SEINET10452053  Lupinus dalesiae Mary Susan Taylor 1982-7-7 Taylor 4786 Plumas T23N R11E se/sw sec 14. Johnsville quad. S side of 4 wheel drive rd, 0.8 to 0.6 mi e of its jct with Poplar Creek Rd (23N08), ca. 1 mi se of Sloat. 4200 ft. 1280 Comment
  SEINET10452064  Lupinus dalesiae Mary Susan Taylor 1982-6-17 Taylor 4688 Plumas T23N R10E ne/nw sec 9. Spring Garden quad. W side of 24N13, 0.5 mi s of its jct with Quincy-LaPorte Rd, ca. 4 air mi se of Quincy. Elev 5400 ft. 1646 Comment
  SEINET10485191  Lupinus dalesiae Mary Susan Taylor 1982-6-12 Taylor 4810 Plumas T22n r11e se1/4sw1/4 sec 4. Blue nose mt quad. Corolla yellow. On bare Cobbly phyllites around log deck at headwaters of chris creek, ca 6 mi. Nw of Mohawk. Montane coniferous forest. With erythronium purpurascens. Not as Hairy as lower elevation populations. 2012 Comment
  SEINET10485197  Lupinus dalesiae Mary Susan Taylor 1982-7-17 Taylor 4694 Plumas T23n r11e sw1/4sw1/4 sec 18. Blue nose mt quad. Open bare roadcut, mixed Evergreen forest, s side of 23n44y, 0.8 mi. Se of its jct with peoria creek Rd (23n10), ca 3 air mi. Sw of sloat. With rosa pinetorum and apocynum Pumilum. 1707 Comment
  SEINET10485200  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4557 Plumas T24n r9e sw1/4ne1/4 sec 17. Quincy quad. On open phyllite cliff, s side of Bucks lake-spanish creek rd, 2.6 mi. Sw of its jct with hwy 70 in quincy. With Artemisia douglasiana. 1097 Comment
  SEINET10485208  Lupinus dalesiae Taylor 1982-5-27 Taylor 4548 Plumas Bucks lake ne quad. South side of bucks lake-spanish creek rd, on roadcut and Along small drainage in opening south among pines; .1 mi west of dean's valley Turnoff, ca. 1 Mi ne of meadow valley. With pteridium aquilinum, viola bakeri. 1128 Comment
  SEINET10841215  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4550 Plumas 3800 ft. T24N R8E ne/se sec 14. Bucks Lake quad. E side of Deans Valley Rd (24N29), 0.3, 0.4-0.5 mi s of its jct with Bucks Lake Rd, ca. 1 mi ne of Meadow Valley. 1158 Comment
  UCSB63568  Lupinus formosus Jokerst, James 1985-6-10 Plumas Indian Creek Small Hydro Survey; upper edge of reconstruction zone of Hwy. 70: T26N R9E NE1/4 NW1/4 Sect. 35 Comment
  SEINET8042222  Lupinus grayi A. A. Heller, P. B. Kennedy 1907-7-13 8832 Plumas Between Taylorville and Little Grizzly Creek Comment
  UC726036  Lupinus grayi A. A. Heller 1938-5-30 15134 Plumas along the Feather River Highway #24 near Rich Bar; along the Feather River Highway #24, near Rich Bar 762 Comment
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Aug 1 2007
  CHSC26150  Lupinus latifolius Detzer; Sacks 1977-7-14 22 Plumas Ca. 3.5 km ne Squaw Pk., on e bank of unimproved USFS road. 1973 Comment
  JEPS121783  Lupinus latifolius var. columbianus B. Castro and L. P. Janeway 2008-9-13 1756 Plumas Nothern High Sierra Nevada. Near USFS Rd23N73Y 2.1 road mi N of Oroville-Quiincy Hwy and Grizzly Summit, and 1 air mi NNW of Grizzly Summit. Comment
  CHSC40861  Lupinus lepidus var. confertus K. R. Stern 1985-6-25 8233 Plumas Vicinity of Blairsden. 1371 Comment
  UC723800  Lupinus lepidus var. confertus Joseph Andorfer Ewan 1934-7-8 8583 Plumas Mohawk Valley Sierra Nevada, Mohawk Valley (Camp Caldwell, Dentens) 1615 Comment
  CAS-BOT-BC202068  Lupinus lepidus var. lobbii L. P. Janeway 1993-7-15 4453 Plumas Plumast National Forest, Quincy Ranger District. Ridge between Fales Basin and Rattlesnake Gulch; overlooking East Branch North Fork Feather River 1569 Comment
  JEPS103585  Lupinus lepidus var. lobbii Lowell Ahart 2002-6-26 9780 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
  CHSC113878  Lupinus lepidus var. sellulus Lowell Ahart 2014-8-26 19786 Plumas On the south side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CDA27462  Lupinus lepidus var. sellulus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3093 Plumas 1.8 miles north of Lawrence Street, Quincy, on Highway 70/89. 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
  SBBG67021  Lupinus obtusilobus R. M. Austin -Apr-1877 Plumas American Valley Comment
  CHSC54321  Lupinus onustus Vernon H. Oswald; Lowell Ahart 1991-6-18 4688 Plumas Forest Rd 28N38, 4.9 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), 0.4 mile northwest of its junction with Forest Rd 28N68 at Greenville Saddle, ca. 4.5 miles (air) north of Greenville. 1609 Comment
  UCR274629  Lupinus onustus Daisie Huang 2006-8-11 60811- 08 Plumas Forest Rd. 28N38, 4.9 miles ENE of its junction with Old Haun Rd. 1745 Comment
  SEINET10837855  Lupinus onustus Patricia L. Kenney 1973-6-5 Kenney 419 Plumas Along roadside of hwy 89, 5 mi n of jct of hwy 70 & 89. Yellow pine, douglas fir, and oaks. 1067 Comment
  UCSB15998  Lupinus polyphyllus var. burkei Breedlove, Dennis 1962-6-13 Plumas Along State Highway 89, 2 miles south of Graeagle; Sierra Nevada 1402 Comment
  UCD15243  Lupinus stiversii Stephen Brown 1974-5-4 111 Plumas Feather River Canyon, approximately 1 mile above Rock Creek on a gravel road. 457 Comment
  CAS-BOT-BC436593  Luzula cascadensis Clare B. Hardham 1970-8-8 17703 F Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC436597  Luzula cascadensis John Thomas Howell 1951-6-27 27595 Plumas Sierra Nevada: McRae Meadow 1981 Comment
  UCSB46162  Luzula comosa Reisentz, Paul 1979-5-12 Plumas at Lewisia Rock; 3 miles south of Beldon; on Highway 70 Comment
  CAS-BOT-BC436677  Luzula comosa var. laxa F. Thos. Griggs 1975-6-1 151 Plumas Sierra Nevada: Bucks Lake area Comment
  JEPS88180  Luzula divaricata Vernon H. Oswald and Lowell Ahart 1996-8-14 8168 Plumas Silver Lake Rd. 1.9 mi se Silver Lake Campground (ne of Bucks Lake); northern High Sierra Nevada 1645 Comment
  UC1584576  Lycopus uniflorus Dean W. Taylor 1990-8-20 11463 Plumas along minor unnamed tributary Little Willow Lake; Lassen Volcanic Nat'l Park, Reading Peak 7 1/2' Quad. 1844 Comment
  UCR70849  Lysimachia nummularia David D. Keck 1932-7-4 1627 Plumas N Sierra Nevada Mtns., Lake Almanor Road in the meadow at the city limits of Quincy. 1067 Comment
  CHSC40636  Lythrum portula Lowell Ahart 1985-9-26 5176 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
  CHSC81382  Lythrum portula Lowell Ahart 2001-9-18 9284 Plumas Near the edge of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  RSA122561  Machaeranthera canescens var. canescens C. W. Hanks 1934-8-30 61 Plumas Ridge top 3/4 mile south of Bald Peak; Plumas National Forest 1677 Comment
  UC89458  Madia elegans Mrs. R. M. Austin Aug, 1896 554 Plumas Big Meadows Comment
  UC1035985  Madia elegans Helen K. Sharsmith 1955-6-28 4519 Plumas near Indian Valley; N Fork of Feather River Comment
  OBI15721  Madia exigua Lewis S. Rose 1963-6-5 63138 Plumas East Branch, North Fork of Feather river, .5 mi N of Rich Bar 823 Comment
  RSA169399  Madia exigua L. S. Rose 1963-6-5 63138 Plumas East Branch, North Fork of Feather River, 0.5 miles north of Rich Bar. 823 Comment
  CHSC97055  Madia glomerata Lowell Ahart; Josephine Guardino 2007-7-20 14336 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  UC89438  Madia glomerata D. Cleveland 1882-7-25 Plumas Prattville Comment
  UCR47741  Madia glomerata David D. Keck 1932-7-6 1715 Plumas Halfway between Prattville and Chester 1374 Comment
  UC485320  Madia glomerata Katharine Brandegee Plumas Portola Comment
  CAS-BOT-BC342971  Madia gracilis John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-7-12 2107 Plumas Butterfly Botanical Area and Vicinity. Between valley proper and Darlingtonia bog 1066 Comment
  CAS-BOT-BC343273  Madia gracilis John Thomas Howell 1955-7-20 30859 Plumas Mohawk 1371 Comment
  CAS-BOT-BC343277  Madia gracilis John Thomas Howell 1960-7-18 35584 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CDA17227  Madia gracilis G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16330 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  RSA716593  Madia gracilis L. Ahart, John Dittes 2005-9-19 12409 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1987 Comment
  SEINET11601444 Image available Madia gracilis J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-24 54252 Plumas About 2.5 miles southeast of Mt. Hough on the road to Quincy 1798 Comment
  SEINET10475206  Madia gracilis subsp. gracilis Mary Susan Taylor 1982-9-13 Taylor 5131 Plumas T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft. 1487 Comment
  RSA0091377  Maianthemum stellatum Bonnie C. Templeton 1968-1 11296 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC347525  Malacothrix floccifera John Thomas Howell 1962-6-17 37671 Plumas Butterfly Valley 1036 Comment
  JEPS88081  Malacothrix floccifera Vernon H. Oswald and Lowell Ahart 1996-8-14 8158 Plumas road paralleling creek ca. 2 air mi nw Meadow Valley (on the Oroville-Quincy Hwy.) (near Greens Flat, in hydraulic mine tailings along road); northern High Sierra Nevada, Spanish Creek 1127 Comment
  CHSC102137  Medicago lupulina Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16233 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
  CAS-BOT-BC271098  Melica bulbosa John Thomas Howell 1951-6-28 27721 Plumas Eureka Peak 2255 Comment
  CAS-BOT-BC282102  Melica fugax John Thomas Howell 1975-6-16 51154 Plumas 2 miles NW of Spring Garden 1173 Comment
  CHSC60511  Melica fugax L. P. Janeway 1992-5-22 4201 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. 1493 Comment
  CHSC87821  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11008 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy. 1344 Comment
  RSA739775  Melica fugax L. P. Janeway 2007-6-3 9005 Plumas Northern High Sierra Nevada, Eastern end of Red Mtn, along the high exposed rocky ridgeline. Weathered reddish serpentine 1929 Comment
  UC1026396  Melica fugax Lewis S. Rose 1954-5-30 54067 Plumas Johnsville 1600 Comment
  UCD87286  Melica fugax John Thomas Howell 1960-7-18 35603 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  SEINET10599380  Melica fugax Lowell Ahart 1989-7-2 Ahart 6342 Plumas On north-west side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. Red Fir Forest. Normal size plant. Small Onion Grass. Comment
  JEPS115934  Melica harfordii Lowell Ahart, John Dittes 2009-7-14 16075 Plumas East of Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1536 Comment
  JEPS95635  Melica stricta Lowell Ahart 1994-7-22 7495 Plumas S of the Pacific Crest Trail, W of the large twin rocks on the NE side of Mount Etna 1981 Comment
  CAS-BOT-BC264183  Melica subulata Javier Penalosa 1962-6-19 2491 A Plumas Hwy. 40-89, +-6.2 mi. SE of Quincy 1097 Comment
  UCD169793  Mentha arvensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16243 Plumas 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  HSC93316  Mentha canadensis Vernon H. Oswald, L. Ahart 1996-7-15 8035 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, 1.4 mi. S of Last Chance Campground, E from FS Rd. 29N11 1372 Comment
  UC1121685  Mentzelia dispersa E. Sawyer 1935-6-28 245 Plumas 1 m sw Beckwith 1524 Comment
  RSA219009  Mertensia ciliata var. stomatechoides J. L. Gentry Jr., David Vierig 1968-6-21 2082 Plumas Mt. Hough, 10.5 miles northeast of Quincy on Mt. Hough-Crystal Lake Road. 2027 Comment
  CHSC21820  Micranthes F. T. Griggs; A. Pass 1975-7-10 149 Plumas Bucks Lake. Comment
  CAS-BOT-BC428880  Micranthes californica Ella Dales Cantelow 1942-5-11 3609 Plumas 3 mi. w. of Belden. Feather River Canyon Comment
  CHSC2453  Micranthes odontoloma R. Carter 1965-7-11 284 Plumas Green Island L., on E shore of lake where stream empties into lake, in meadow beside stream. 1828 Comment
  CHSC20990  Micranthes oregana F. T. Griggs; A. Pass 1975-7-11 158 Plumas Buck's Lake. Comment
  SD8378  Micranthes oregana Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SBBG32412  Micropus californicus var. californicus L. S. Rose 1968-6-11 Plumas Butterfly Valley, 4 mi S of Keddie 1036 Comment
  CAS-BOT-BC349339  Microseris nutans Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  UC92139  Microseris nutans unknown 1892-7-4 Plumas Prattville Comment
  POM253302  Microsteris gracilis subsp. gracilis A. A. Heller 1938-5-21 15101 Plumas Just north of Chester 1305 Comment
  CAS-BOT-BC293728  Mimulus Mona Bourell; Bob Patterson 1982-5-15 1739 Plumas Beckworth, Sierra Valley Marsh Comment
  CHSC116159  Mimulus breweri Lowell Ahart 2015-7-4 20278 Plumas About 150 yards south of the paved road to Tamarack Flat, about 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam. 1712 Comment
  RSA8051  Mimulus guttatus H. A. Barker 1927-7-3 764 Plumas Blairsden. 1372 Comment
  JEPS10452  Mimulus guttatus Helen-Mar Wheeler 1944-8-23 Plumas near Cascade settlement; Cascade Creek 1249 Comment
  SEINET6225043  Mimulus guttatus L. S. Rose 1967-1 67069 Plumas N Fork, Feather River 2 mi E of Belden Comment
  CHSC1786  Mimulus moschatus V. Holt 1935-9-1 Plumas Buck's Lake. 1615 Comment
  CHSC73444  Mimulus moschatus B. Castro; L. Gehrung 1995-8-31 609 B Plumas Mosquito Flats Meadow. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd23N18. Towards S end of meadow. 1676 Comment
  RSA39903  Mimulus nanus var. mephiticus P. A. Munz 1947-5-16 11831 -a Plumas 8 miles north of Chilcoot. 1524 Comment
  UC1562681  Mimulus nanus var. mephiticus Barbara Ertter 1988-7-25 7851 Plumas ca. 15 air mi due s Susanville (sheep camp on creek); Diamond Mts., Pierce Creek 1981 Comment
  UC569873  Mimulus nanus var. mephiticus E. Sawyer 1935-6-27 198 Plumas 1.4 mi se Crow; Sierraville Quadrangle 1706 Comment
  RSA101397  Mimulus torreyi R. Weatherby 1955-7-21 1647 Plumas Bottle Springs, near Middle Fork Feather River. 1616 Comment
  RSA102737  Mimulus torreyi Joseph Clemens 1920-6-18 s.n. Plumas Lake Almanor. Comment
  UC1468289  Minuartia nuttallii subsp. gracilis M. S. Taylor 1982-6-1 4583 Plumas ca 1 air mi se Long Valley Mine (n side of 204, 4 air mi w of Greenville); Almanor NE quad. 1524 Comment
  POM161340  Mitella breweri R. C. Bacigalupi 1927-7-10 1685 Plumas About 0.25 mile below outlet of Long Lake along Gray Eagle Creek 1829 Comment
  RSA121479  Mitella breweri A. Lewis 1934-6-18 489 Plumas 1 mile NW of Whiskey Diggins 1402 Comment
  CAS-BOT-BC433069  Mitella trifida Lowell Ahart 1987-5-19 5655 Plumas Along Hopkins Creek, about 1/2 mile south of Turkeytown, about 1 mile west of Blue Nose Mountain, about 14 miles north-east of La Porte 1889 Comment
  CHSC67671  Monardella follettii James D. Jokerst 1985-9-15 2580 Plumas Grizzly Creek Hydro Transmission Line Project, top of steep slope near Rd. 26N26 in Yellow Creek Canyon. 1463 Comment
  CHSC84369  Monardella odoratissima Lowell Ahart 2003-9-7 10562 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
  JEPS120753  Monardella odoratissima Lowell Ahart 2013-9-11 19024 Plumas On east side of Antelope Creek, Strand of Antelope Lake, west of the paved road, south of Antelope Creek about 16 air miles NE of Taylorsville. Comment
  UC384660  Monardella odoratissima subsp. glauca E. D. Merrill 1929-7-13 Plumas Silver Lake Comment
  UCR280839  Monardella odoratissima subsp. glauca Lowell Ahart 2014-8-26 19788 Plumas South Fork of the Feather River, Little Grass Valley Reservoir, c. 200 yards southwest of the parking lot to the Pacific Crest Trail, c. 0.25 mile southwest of the bridge across the South Fork of the feather River, c. 4 air miles north of LaPorte 1534 Comment
  CAS-BOT-BC222114  Monardella odoratissima subsp. pallida John Thomas Howell 1976-7-16 51881 Plumas Spanish Creek near mouth of Slate Creek 1066 Comment
  CHSC51246  Monardella odoratissima subsp. pallida Lowell Ahart 1975-7-20 916 Plumas Growing about 1 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  RSA59488  Monardella odoratissima subsp. pallida E. K. Balls 1950-9-15 15861 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  UCSB63979  Monardella odoratissima subsp. pallida Jokerst, James 1987-5-28 Plumas Ward Creek Canyon on steep, rocky edge SW of creek; T25N R11E center S 1/2 Sect. 23 1463 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
  CHSC61750  Monardella sheltonii L. P. Janeway 1993-7-28 4479 Plumas Plumas National Forest. East side of Ward Creek 0.2 mi north of confluence of its North and South Branches. Along dirt road mine access in bottom of canyon; 1.1 mi south of Genesee Valley. 1280 Comment
  CHSC67974  Monardella sheltonii James D. Jokerst 1989-7-3 3121 Plumas Caribou Rd. 3.2 mi N of Hwy. 70. Comment
  CDA18448  Monardella sheltonii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3176 Plumas Sierra Nevada; 1.9 miles north of Hwy 70 at Grays Flat overlooking Kingsburry Ravine. 1249 Comment
  SEINET10582354  Monardella sheltonii A. Graff 1993-7-21 Graff 282 Plumas Plumas National Forest. Hwy. 70, .3 miles northwest of its junction with USNFS Rd. 23N06 (just past Mohawk), on the northeast side of the road. T22N,R12E,S5. Growing in sandy clay with Pinus jeffreyi and scrub. Mid-bloom. Bombus sp. Comment
  SEINET10829414  Monardella sheltonii A. Graff 1993-7-21 Graff 283 Plumas Plumas National Forest. Hwy. 70, .3 miles northwest of its junction with USNFS Rd. 23N06 (just past Mohawk), on the northeast side of the road. T22N,R12E,S5. Growing in sandy clay with Pinus jeffreyi and scrub. Mid-bloom. Bombus sp. Comment
  JEPS95296  Montia fontana Lowell Ahart 1994-6-17 7351 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  CAS-BOT-BC444856  Montia fontana Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1869 Plumas Butterfly Botanical Area and Vicinity. West side of Butterfly Valley proper 1066 Comment
  CAS-BOT-BC445086  Montia linearis L. P. Janeway 1990-6-29 3746 Plumas Plumas National Forest, Beckwourth Ranger District. Meadow on S side of Little Grizzly Creek ca 1/4 mi E of Emigrant Creek. 1767 Comment
  CAS-BOT-BC445096  Montia linearis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-8 1800 Plumas Butterfly Botanical Area and Vicinity. Butterfly Valley meadow 1066 Comment
  CHSC21710  Montia parvifolia F. T. Griggs; A. Pass 1975-7-8 96 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS50775  Montia parvifolia Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9286 a Plumas just n of Storrie (along Feather River Highway); Feather River Highway 716 Comment
  CHSC54548  Muhlenbergia andina Vernon H. Oswald 1991-8-5 4808 Plumas Lassen Volcanic Park. Terminal Geyser located ca. 2.25 miles (air) southeast of Drakesbad. On a drainage bordering the south side of the geyser. 1731 Comment
  UC1024706  Muhlenbergia andina L. Whitney 1934-8-19 2138 Plumas nw end of valley Plumas N. F., Grizzly Valley 1828 Comment
  CHSC81189  Muhlenbergia filiformis Lowell Ahart 2001-8-28 9190 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  JEPS28264  Muhlenbergia filiformis George W. Gillett 1957-7-9 693 Plumas confluence of Hat Creek and Lost Creek near Lassen Volcanic National Park (about 2 mi s of Big Springs) 1524 Comment
  SACT001594  Muhlenbergia filiformis Malcolm Nobs, S. Smith 1949-8-18 Plumas Comment
  CHSC113887  Muhlenbergia richardsonis Lowell Ahart 2014-8-24 19793 Plumas On the silt flats on both sides of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 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
  RSA726442  Muhlenbergia richardsonis L. Ahart, John Dittes 2007-6-17 14201 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  SEINET4689961  Muhlenbergia richardsonis W. Harnach, N. Harnach 1991-6-21 558 Plumas Next to R/R bridge east of Co. Rd. A-23, 1/4 mile S of Beckwourth 1487 Comment
  UC1112280  Myosurus apetalus Herbert L. Mason 1952-7-17 14382 Plumas just s Beckwourth (along Western Pacific tracks); Sierra Nevada 1524 Comment
  CHSC87814  Myosurus apetalus var. borealis Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11064 Plumas On the south side of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote. 1796 Comment
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Apr 8 2009
  CAS-BOT-BC83342  Myosurus minimus Alice Eastwood 1918-5-25 7060 Plumas Portola. Comment
  CHSC89301  Myosurus minimus G. D. Barbe; T. C. Fuller 1982-6-17 3843 Plumas Northern California. Plumas National Forest. E shore 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
  CHSC81622  Myriophyllum sibiricum Lowell Ahart 2001-10-8 9334 Plumas On the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  RSA52944  Myriophyllum verticillatum R. Weatherby 1950-7-28 1493 Plumas Indian Creek, on road to Taylorsville. 1067 Comment
  CHSC49676  Najas flexilis Vernon Oswald 1988-7-19 3600 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the boggy east end of the lake. 1676 Comment
  SEINET10501564  Najas guadalupensis Mary Susan Taylor 1981-9-3 Taylor 4266 Plumas California: T26N R9E nw1/4 of sw1/4 sec 15. Greenville SW quad. N tip of Round Valley Reservoir by road 204, ca. 3 air mi S of Greenville. Plumas County. 4500 ft. 1372 Comment
  JEPS102942  Nama lobbii L. P. Janeway 2001-7-3 7266 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek 1707 Comment
  RSA88082  Nama lobbii J. T. Howell 1951-6-28 27697 Plumas Eureka Peak. 1982 Comment
  CHSC65607  Narthecium californicum B. Castro; Gail Kuenster 1994-9-21 550 Plumas Ca 3 air mi S of Bucks Lake, ca 0.7 mi W of USFS Rd 23N18, along N-trending perennial creek which drains the NE corner of Red Mtn and feeds into Cedar Flat. 1737 Comment
  CAS-BOT-BC515769  Narthecium californicum E. K. Balls 1950-9-9 15771 Plumas Freshwater Marsh Community; south end of small lake west of Lakes Center Public Campground, south. 2042 Comment
  CAS-BOT-BC515770  Narthecium californicum Rimo Bacigalupi 1927-7-10 1690 Plumas Meadow about 1/4 mile below outlet of Long Lake along Grey Eagle Creek. 1828 Comment
  RSA600527  Narthecium californicum Louis C. Wheeler 1959-7-16 7576 Plumas Butterfly Valley. Comment
  RSA123148  Navarretia breweri E. Sawyer 1935-6-27 211 Plumas Mouth of Dixie Valley 1555 Comment
  RSA101450  Navarretia capillaris R. Weatherby 1955-7-2 1588 Plumas Wilcox Valley. 1768 Comment
  UC907847  Navarretia capillaris Herbert L. Mason 1924-6-18 1064 Plumas 1 mi from Gold Lake; 1 mi from Gold Lake Comment
  UC908173  Navarretia divaricata Herbert L. Mason 1924-6-20 1087 Plumas near Gold Lake (on trail from Gold Lake to Graeagh Camp) Comment
  UC726841  Navarretia intertexta A. A. Heller 1938-7-2 15233 Plumas just n Quincy (near the bridge over Spanish Creek) 1097 Comment
  CHSC97113  Navarretia intertexta subsp. propinqua Lowell Ahart; Josephine Guardino 2007-7-20 14349 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis. 1763 Comment
  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
  RSA107489  Navarretia leptalea L. S. Rose 1955-7-20 55160 Plumas Mohawk. 1372 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
  CHSC81139  Navarretia leucocephala subsp. leucocephala Lowell Ahart 2001-8-29 9256 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  UC908575  Navarretia linearifolia subsp. linearifolia Milo S. Baker 1935-6-25 8098 Plumas Mt. Lassen Highway near Soda Springs 1828 Comment
  CHSC32824  Nemophila heterophylla W. Michael Foster 1981-4-26 14 Plumas Ca. 60 ft se of the confluence of Bucks Creek and the North Fork of the Feather River, ca. 24 mi w of Quincy. 579 Comment
  CAS-BOT-BC231225  Nemophila parviflora var. austiniae Mary Strong Clemens 1920-5-20 s.n. Plumas Greenville Comment
  JEPS1792  Nemophila pedunculata W. I. Follett 1936-5-10 49 Plumas Rich Gulch 1173 Comment
  JEPS124091  Nemophila spatulata Lowell Ahart 2015-6-7 20220 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
  UCR74673  Nepeta cataria J. T. Howell 1959-9-24 34934 Plumas Sierra Nevada Mtns, Butterfly Creek near mouth. Comment
  SD6907  Nicotiana Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  RSA0013788  Nuphar lutea subsp. polysepala R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42309 Plumas Plumas National Forest: Snake Lake, ca. 4 miles NW of Quincy. 1220 Comment
  JEPS109854  Oreostemma elatum Dean W. Taylor 2006-6-29 19556 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-BC499781  Orobanche californica subsp. jepsonii Lowell Ahart 1974-8-15 s.n. Plumas Sierra Nevada: 1 mi N of Bunker Hill Mine 1828 Comment
  CAS-BOT-BC499834  Orobanche corymbosa subsp. mutabilis John Thomas Howell 1977-8-11 52696 Plumas Sierra Nevada: N end of Frenchmans Reservoir 1706 Comment
  SEINET10968897  Orobanche uniflora subsp. occidentalis Lowell Ahart, Peter Ahart 1983-7-20 Ahart 4197 Plumas Ca. 1/4 mi e of Feather Fork Mine, ca. 5.5 mi n of La Porte. Red Fir Forest; 1800 m. 1800 Comment
  CAS-BOT-BC458061  Orthilia secunda Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CAS-BOT-BC238428  Orthocarpus W. Harnach; N. Harnach 1989-6-17 145 Plumas Sierra Valley. Collected at the east end of Carmichaels Pond. Marble Lane 1487 Comment
  SEINET10964379  Orthocarpus copelandii var. cryptanthus Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3881 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
  RSA537510  Orthocarpus cuspidatus subsp. copelandii Barbara Ertter 1988-7-25 7859 Plumas Diamond Mountains: ca. 15 air miles due S of Susanville, sheep camp on Pierce Creek. 1982 Comment
  CHSC71654  Orthocarpus cuspidatus subsp. cryptanthus Vernon H. Oswald; Lowell Ahart 1998-8-11 9489 Plumas Northwest of Onion Valley at Monitor Flat on Cleghorn Bar Rd. 2.5 mi west of Quincy-La Porte Rd. (County Rd. 511). 1905 Comment
  JEPS95016  Orthocarpus cuspidatus subsp. cryptanthus Vernon Oswald and Lowell Ahart 1997-6-24 8627 Plumas s. Susanville (on Diamond Mt. Motorway (28N15) at meadow at Wheeler Sheep Campground, on gravelly slope leading down from the rd. to the meadow); Wheeler Sheep Campground 1993 Comment
  RSA52846  Orthocarpus hispidus R. Weatherby 1950-7-7 1462 Plumas Edge of Snake Lake, Quincy. 1220 Comment
  SEINET10596607  Oryzopsis hymenoides John Thomas Howell 1962-6-19 Howell 37841 Plumas The Buttes, near Sierra Valley. 1494 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
  CHSC33742  Osmorhiza chilensis M. S. Taylor 1981-7-22 4016 Plumas S side of 24N19, ca. 0.5 mi se of Pine Creek Valley, ca. 1 mi ne of Argentine Rock, ca. 5 air mi n of Spring Garden. 2225 Comment
  CHSC80793  Osmorhiza chilensis Lowell Ahart 2001-7-17 8913 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CDA18594  Osmorhiza occidentalis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3271 Plumas Sierra Nevada; 1.3 miles below Mt. Hough summit, nr. junction with China Grade. 2042 Comment
  CAS-BOT-BC28842  Paeonia brownii James R. Shevock 1985-5-19 11159 Plumas 1.2 miles N of Chilcoot on road to Frenchman Reservoir 1600 Comment
  POM161729  Paeonia brownii R. C. Bacigalupi 1927-7-12 1729 Plumas Along Little Gray Eagle Creek near Lakes Center Camp. Gold Lakes Region. 1890 Comment
  SBBG115626  Panicum acuminatum B. Crampton 1964-8-25 7157 c Plumas Devils Kitchen, Hot Springs Crk cyn, ca. 1.5 mi W of Drakesbad 1859 Comment
  CDA17265  Panicum acuminatum var. acuminatum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16292 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  POM313201  Panicum acuminatum var. acuminatum Malcolm A. Nobs, S. Galen Smith 1949-8-19 1436 Plumas Butterfly Valley. Comment
  UCD32831  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 b Plumas Lassen National Park, Devil's Kitchen, Hot Springs Creek canyon, 1.5 miles W of Drakesbad. 1859 Comment
  CHSC92166  Panicum capillare Lowell Ahart; John Dittes 2005-9-19 12393 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  RSA201355  Panicum capillare J. T. Howell 1960-7-20 35728 Plumas Drakesbad; Lasses Volcanic National Park 1677 Comment
  RSA201364  Panicum capillare J. T. Howell 1969-9-22 34868 Plumas Drakesbad; Lasses Volcanic National Park 1738 Comment
  RSA716418  Panicum capillare L. Ahart, John Dittes 2005-9-19 12393 Plumas below the high water line of Taylor Lake, on the northeast side of Taylor lake, about 6 miles (air) southwest of Antelope Lake. 2077 Comment
  UC1101585  Panicum capillare Malcolm A. Nobs, S. Galen Smith 1949-8-19 1412 Plumas about 2 mi s Greenville; Indian Valley Comment
  UCD89521  Panicum capillare John Thomas Howell 1959-9-22 34868 Plumas Lassen Volcanic National Park. Drakesbad. 1737 Comment
  CHSC102009  Parnassia californica L. P. Janeway; B. Castro 2009-8-29 9930 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
  CHSC62593  Pedicularis racemosa B. Castro 1987-6-21 134 Plumas E side of Little Grass Valley Reservoir. 1524 Comment
  UC171622  Pedicularis racemosa Mrs. R. M. Austin 1879-1 Plumas Spanish Creek Comment
  CDA14720  Pedicularis semibarbata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3242 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  SEINET10931176  Pedicularis semibarbata Mary Susan Taylor 1982-6-16 Taylor 4685 Plumas T23N R10E se/sw sec 8. Quincy quad. Both sides of 24N13, ca. 0.5 mi n of spur rd to Little Volcano, ca. 4 air mi se of Quincy. Alt. 5500 ft. 1676 Comment
  CHSC36343  Pellaea bridgesii M. S. Taylor; H. Swanson 1982-8-11 4969 Plumas Along n side of Jamison Creek Rd. (507), ca. 1 mi w of Plumas-Eureka State Park, ca. 3 mi sw of Johnsville. 1798 Comment
  SD19373  Pellaea bridgesii J. G. Lemmon 1876-1 Plumas Sierra Valley Comment
  UCSB46163  Pellaea mucronata Reisentz, Paul 1979-5-12 Plumas At Injun Jim Campground; 5.7 miles south of Beldon Comment
  SBBG100104  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Crk at N Fork of Feather River; S26, T25N, R6E Comment
  SEINET6225247  Penstemon deustus L. S. Rose 1967-1 67173 Plumas 1 mi S of Keddie, Butterfly Creek & Spanish Creek Comment
  CHSC49025  Penstemon deustus var. suffrutescens Vernon Oswald 1984-7-5 1347 Plumas Pacific Crest Trail 1.0 mi e of Humboldt Summit. 1996 Comment
  NY609847  Penstemon deustus var. suffrutescens M. S. Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  NY600730  Penstemon gracilentus R. M. Austin s.n. Plumas Comment
  NY600750  Penstemon gracilentus A. A. Heller 1907-7-9 8775 Plumas Prattville Comment
  RSA88420  Penstemon gracilentus J. T. Howell 1951-6-28 27695 Plumas Eureka Peak 1982 Comment
  SEINET7948412 Image available Penstemon gracilentus N. H. Holmgren, P. K. Holmgren, D. Lepley, E. Corbin, M. Dolan 2015-7-13 16607 Plumas Sierra Nevada, North Fork Feather River Drainage, about 12.5 km (7.5 miles) air distance west-northwest of Chester (from where Feather River Drive intersects with SR 36) 1571 Comment
  UC1552728  Penstemon gracilentus Frederica Bowcutt 1985-6-6 560 Plumas about 15 air mi ne Quincy (n of Beckwourth Genesee Road about 1/2 mi, Plumas National Forest); Plumas National Forest, ne of Quincy 1676 Comment
  RSA177473  Penstemon gracilentus R. M. Straw 1962-6-28 2197 Plumas 5-6 miles south of Milford on Beckwourth Road. 1900 Comment
  CAS-BOT-BC264358  Penstemon heterodoxus var. heterodoxus Mrs. C. E. Sutcliffe 1914-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC58520  Penstemon heterodoxus var. shastensis Vernon H. Oswald; Lowell Ahart 1992-7-9 5097 Plumas Lassen Volcanic National Park. A series of three ponds and vernally wet depressions bordering the SW side of the road into Juniper Lake, on the border of Lassen and Plumas counties. 2078 Comment
  CHSC64467  Penstemon neotericus B. Castro; L. Gehrung 1994-8-4 540 Plumas Ca 1.1 air mi SSE of Bucks Lake, ca 0.1 mi S of the Oro-Quincy Hwy, along the N-trending drainage E of Daniel's Ck (named S. Fork Haskins Ck on some maps). S of confluence of two channels, at old road crossing, near W branch of stream. 1639 Comment
  NY627279  Penstemon neotericus D. D. Keck 1932-7-6 1713 Plumas Sierra Nevada; 8 miles north of Greenville on road to Prattville 1463.0 Comment
  POM186422  Penstemon neotericus D. D. Keck 1932-7-6 1713 Plumas 8 miles N of Greenville on road to Prattville. 1463 Comment
  RSA21572  Penstemon neotericus Carl B. Wolf 1937-9-5 9290 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line. 1463 Comment
  CHSC1874  Penstemon newberryi 1948-5-9 Plumas Feather River Canyon. Comment
  POM147040  Penstemon newberryi subsp. newberryi Alice Eastwood 1927-06 s.n. Plumas On road from Long Valley. United States Forest Reserve. Comment
  RSA168793  Penstemon newberryi subsp. newberryi R. M. Straw 1962-6-27 2196 Plumas Southwest slope of Mt. Ararat, 6 miles SSE of Bucks Lake. 1700 Comment
  RSA52888  Penstemon newberryi subsp. newberryi R. Weatherby 1950-8-11 1508 Plumas Trail to Long Lake, Lakes Basin Area. 1982 Comment
  CAS-BOT-BC239290  Penstemon newberryi var. berryi Ella Dales Cantelow 1942-5-11 3611 Plumas 1 1/2 mi. w. of Belden, Feather River Canyon 670 Comment
  CAS-BOT-BC239306  Penstemon newberryi var. berryi E. P. Chace 1934-4-11 s.n. Plumas Camp Rodgers Comment
  SEINET10548095  Penstemon personatus Mary Susan Taylor 1981-8-20 Taylor 4228 a Plumas California: T26N R9E ne1/4 of nw1/4 sec 30. Almanor SE quad. Above spring in Bullfrog Ravine, ca. 3 air mi NW of Indian Falls. Moist shaded brushy Mixed Evergreen Forest. Plumas County. 5600 ft. 1707 Comment
  CHSC82513  Penstemon roezlii Lowell Ahart 2002-6-26 9775 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  UC335600  Penstemon roezlii J. G. Lemmon July 1883 Plumas Indian Valley Comment
  NY650116  Penstemon roezlii F. W. Pennell 1940-6-11 25809 Plumas Route 24, Spring Garden 1310.6 Comment
  UC614860  Penstemon roezlii Beryl O. Schreiber 1932-7-20 464 Plumas La Porte Comment
  NY651330  Penstemon rydbergii var. oreocharis See comments 1981-6-17 465 Plumas Southwest of Portola 1463.0 Comment
  UC580688  Penstemon speciosus F. W. Embree 1934-6-6 81 Plumas ne dam Bucks Lake; Bidwell Bar Quad. 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
  JEPS115218  Perideridia lemmonii Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16158 Plumas On both sides 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
  RSA0039542  Perideridia lemmonii Lowell A. Ahart 2008-8-13 15168 Plumas East of La Porte Road, east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte. 1613 Comment
  JEPS13737  Perideridia parishii subsp. latifolia Rimo Bacigalupi with G. T. Robbins 1955-7-21 5435 Plumas s flank of ridge not far from Fleming's Sheep Camp (headwaters of creek, about 3.5 mi above and n of Engelmine); Diamond Mountain ridge, Light's Creek 1737 Comment
  CAS-BOT-BC413560  Persicaria amphibia John Thomas Howell 1961-9-25 36940 Plumas Feather River bed, Portola 1478 Comment
  CHSC117785  Persicaria amphibia B. Castro; Jim Wilcox and other members of Plumas CRM 2007-6-26 1654 Plumas Northern High Sierra Nevada. Plumas National Forest. Ferris Flat, on Ferris Creek flood plain ca 0.25 mi SW with Last Chance Creek. Ca 7 air mi SE of Milford, 5 mi SW of Hwy 395 and 12 mi NW of Doyle. 1761 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
  CDA40426  Phacelia hastata T. C. Fuller 1980-8-5 20296 Plumas South of the railroad, west of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  RSA133987  Phacelia hastata subsp. hastata L. R. Heckard, R. C. Bacigalupi 1951-8-8 186 Plumas Sierra Valley, near Chilcoot. 1524 Comment
  CHSC82629  Phacelia heterophylla subsp. virgata L. P. Janeway 2001-7-3 7264 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  CHSC91803  Phacelia heterophylla subsp. virgata G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16317 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
  JEPS26736  Phacelia heterophylla subsp. virgata P. C. Hutchison 1961-6-9 2124 Plumas along Hwy US Alt. 40 1.8 mi above Rich Bar junction; canyon of the North Fork of the Feather River Comment
  SEINET10902915  Phacelia humilis Mary Susan Taylor 1981-6-16 Taylor 3913 Plumas T23N R13E ne/ne sec 8. Grizzly Valley quad. n side of 23N88, a loop road off rd 24N07, ca. 3/4 mi NW of Smith Peak Lookout, ca. 7 air mi NE of Blairsden. 6800 ft elev. 2073 Comment
  JEPS113379  Phacelia humilis var. humilis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14005 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
  UCD120536  Phacelia humilis var. humilis Kim Nixon 1977-5-29 48 a Plumas Bird Creek Road, 0.2 mile north of Greeno Road, 7.2 miles east of Doyle. 1950 Comment
  JEPS3100  Phacelia hydrophylloides Mrs. Emanuel Fritz 1933-7-15 Plumas along rocky road Spanish Peak 2145 Comment
  CHSC55713  Phacelia mutabilis K. R. Stern 1985-6-25 8207 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC102578  Phacelia procera L. P. Janeway; B. Castro 2009-7-18 9860 Plumas Northern High Sierra Nevada. Near the head of a major northwestern fork of Toland Creek, 1.7 air km northeast of Soapstone Hill and about 100 m southeast of Oroville-Quincy Hwy. 1643 Comment
  POM161624  Phacelia procera R. C. Bacigalupi 1927-7-8 1669 Plumas Near Camp Elwell (Gold Lake Region). 1890 Comment
  SEINET5506862  Phacelia procera M. J. Williams, E. McPherson 1974-8-5 74 -P-5 Plumas Lake's Basin, trail from Silver Lake to Mt. Elwell Comment
  UC672696  Phacelia procera Lee Bonar 1942-7-31 Plumas Gold Lake Lodge 2011 Comment
  CHSC81191  Phalaris arundinacea Lowell Ahart 2001-8-28 9191 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, on the west side of the poor dirt road, about 3/4 mile northeast of Chester. 1371 Comment
  SEINET13709913  Phalaris arundinacea Lowell William Ahart, Lowell William Ahart 2001-1 9191 Plumas Near Strand of Lake Almanor, S of Jct. to Rd. to Last Chance Marsh and Poor Rd. to Causway of Hwy 36, 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  UCD89641  Phleum pratense R. Tofsrud 1948-8-1 s.n. Plumas Near Quincy. Comment
  CHSC89811  Phlox diffusa G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3264 Plumas Sierra Nevada. Summit of Mt. Hough. 2194 Comment
  SEINET10496848  Phlox diffusa Mary Susan Taylor 1981-5-8 Taylor 3659 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
  RSA685106  Phlox diffusa subsp. diffusa G. D. Barbe, T. C. Fuller 1982-6-15 3716 Plumas 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest 1784 Comment
  SEINET12326792  Phlox speciosa M. S. Taylor 1982-1 4525 Plumas ca 3/4 mi W of McDermott Ravine and 1.5 mi NE of Sloat 1372 Comment
  UC614685  Phlox speciosa subsp. occidentalis L. Constance 1938-6-9 2308 Plumas 7.3 mi se Quincy (above the Middle Fork of the Feather River) 1219 Comment
  CAS-BOT-BC60675  Phoenicaulis cheiranthoides M. S. Taylor 1981-6-17 3921 Plumas Top of Mount Ingalls, ca. 7 air miles southeast of Genese. Around the lookout. 2551 Comment
  CHSC33610  Phoenicaulis cheiranthoides M. S. Taylor 1981-6-17 3921 Plumas Top of Mt Ingalls, ca. 7 air mi se of Genesee. Around lookout. 2551 Comment
  RSA129862  Phoradendron juniperinum C. W. Hanks 1934-9-10 77 Plumas S end of Dixie Valley. 1951 Comment
  CHSC102061  Phoradendron libocedri Lowell Ahart; John Dittes 2009-7-15 16087 Plumas On Calocedrus decurrens, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CAS-BOT-BC58836  Phyllodoce breweri Margaret Williams; Emily McPherson 1974-8-5 74 -P-15 Plumas Sierra Nevada - Trail to Mt. Elwell, Lakes Basin - west shoulder of Mt. Elwell 2194 Comment
  LA41262  Phyllodoce breweri Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  UCD113684  Physocarpus capitatus Lewis S. Rose 1966-7-27 66064 A Plumas Butterfly Creek and Spanish Creek. 1 mi. S. of Keddie. 990 Comment
  CAS-BOT-BC78208  Pinus albicaulis E. K. Balls 1950-9-2 15653 Plumas slightly below Mt. Ingalls Lookout on south slope, north of Grizzly Valley; Lodgepole Pine Forest 2484 Comment
  CAS-BOT-BC78694  Pinus jeffreyi Alice Eastwood 1927-6-27 14895 Plumas on road from [Chilcott] Chilcoot, United States Forest Reserve Comment
  CAS-BOT-BC73081  Pinus lambertiana Alice Eastwood 1927-6-1 14701 Plumas Forest Lodge, Greenville, United States Forest Reserve. Comment
  CAS-BOT-BC73083  Pinus lambertiana John Thomas Howell 1960-7-20 35751 Plumas Lassen Volcanic National Park, Boiling Springs Lake. 1798 Comment
  SEINET5334638  Pinus lambertiana R. J. Holl 1949-5-28 s.n. Plumas 3 miles north of Quincy 1067 Comment
  UC1134042  Pinus monticola F. W. Embree 1934-6-22 118 Plumas 2 mi nw Frenchman Hill; Bidwell Bar Quad., Plumas Nat. Forest 1645 Comment
  UC1348769  Pinus monticola R. A. Cockrell 1937-8-5 8326 Plumas Meadow Valley Meadow Valley (ridge crest) 2133 Comment
  CHSC4459  Pinus ponderosa C. Glascock 1965-2-6 216 Plumas 6.5 mi. E of Rich Bar turnoff on Hwy 70. Ca. 100 yds W of abandoned service station and cabin. Comment
  RSA79259  Pinus ponderosa E. K. Balls, P. C. Everett 1952-10-9 18133 Plumas E shore of Lake Almanor, 6.5 mi N of south tip of lake, Hwy 89 between Greenville and Westwood. 1220 Comment
  UC1219835  Pinus ponderosa R. A. Cockrell 1940-7-31 8550 Plumas Meadow Valley 1584 Comment
  UC924255  Piperia elongata H. S. Reed Plumas Forest Lodge 1036 Comment
Read comments
Dec 7 2014
  UC1037246  Plagiobothrys cognatus Leo Whitney 1923-8-8 1948 Plumas ca 10 mi nw Portola (3 mi e of the Cate Place); Plumas National Forest, Big Grizzley Valley 1828 Comment
  CAS-BOT-BC230984  Plagiobothrys hispidulus Lewis S. Rose 1954-5-30 54061 Plumas Johnsville 1600 Comment
  CAS-BOT-BC230958  Plagiobothrys hispidulus George W. Gillett 1957-7-18 818 Plumas Lassen Volcanic National Park. Inlet to Willow Lake from Little Willow Lake, N end of meadow Comment
  RSA726379  Plagiobothrys mollis L. Ahart, Josephine Guardino 2007-7-20 14327 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  SJSU14712  Plagiobothrys mollis N. A. Hopkins 1991-6-26 1685 Plumas Marble Hot Springs Rd 1524 Comment
  SEINET10497115  Plagiobothrys scouleri Lowell Ahart 1985-7-11 Ahart 5141 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
  RSA189383  Plagiobothrys tenellus L. S. Rose 1967-6-19 67118 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 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
  JEPS102644  Plantago major Lowell Ahart 2001-8-28 9207 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
  HSC16611  Platanthera dilatata var. leucostachys W. R. Rogers 1966-7-12 278 Plumas Ramelli Creek Comment
  CHSC6556  Platanthera leucostachys R. Carter 1966-7-10 477 Plumas Found 1 mi. N. Bucks Summit on W side Oroville-Quincy Rd., ca. 12 mi. W of Quincy. 1615 Comment
  UC586917  Platanthera leucostachys Joseph Andorfer Ewan 1934-6-25 8221 Plumas Gold Lake Road above Dentens (Blairsden); Sierra Nevada 1524 Comment
  RSA382896  Platanthera leucostachys Dorothy Davis 1928-08 s.n. Plumas [No further location information.] 2134 Comment
  CHSC36214  Platanthera sparsiflora M. S. Taylor 1982-7-12 4811 Plumas At headwaters of Chris Creek, ca. 6 mi nw of Mohawk. 2011 Comment
  RSA101432  Platanthera sparsiflora R. Weatherby 1955-6-26 1450 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  CHSC110761  Platanthera yosemitensis Dean Wm. Taylor 2011-8-1 21136 Plumas The Sierra Nevada. Butterfly Valley (Butterfly Valley Botanical Area, 2 air miles SW of Keddie). 1173 Comment
  RSA508613  Plectritis congesta R. M. Austin 1878-05 s.n. Plumas Indian Valley. Comment
  CAS-BOT-BC261021  Poa John Thomas Howell 1959-9-21 34723 A Plumas Belden, Sierra Nevada 701 Comment
  UCD92178  Poa Beecher Crampton 1954-5-11 1876 Plumas Plumas - Lassen County Border, Beckwourth Pass, along highway 24. 1588 Comment
  SEINET10506955  Poa Mary Susan Taylor 1981-5-14 Taylor 3722 Plumas T23N R6E se sec 33, Pulga SE quad. Walker Plains, both sides of Oroville- Quincy Hwy, ca. 0.5 mi S of Four Trees Rd jct, on Butte-Plumas county line, ca. 2 mi N of Merrimac. 5000 ft; on volcanic cobbles and cliffs. 1524 Comment
  CAS-BOT-BC254612  Poa X limosa John Thomas Howell 1962-6-18 37756 Plumas Sierra Valley near Beckwourth, 2 miles W of Beckwourth on Highway to Portola 1487 Comment
  CAS-BOT-BC244376  Poa annua Walter Knight; et al. 1967-5-8 1796 Plumas Butterfly Botanical Area and Vicinity. Butterfly Canyon 990 Comment
  CHSC102380  Poa bolanderi Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16133 Plumas On the east side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC63211  Poa bolanderi Lowell Ahart 1994-7-7 7449 Plumas Plumas and Sierra counties. 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
  SEINET7297589 Image available Poa bolanderi Leo Whitney 1934-1 2295 Plumas Under Lodgepole Pine; Freeman Creek, northwest end of Big Grizzley Valley, ca. 9 miles northwest of Portola, Plumas National Forest. 1829 Comment
  UCD90594  Poa bolanderi Leo Whitney 1934-8-12 2295 Plumas Freeman Creek, northwest end of Big Grizzley Valley, ca. 9 miles northwest of Portola. Plumas National Forest. 1828 Comment
  CAS-BOT-BC254963  Poa bulbosa Greg Sommers 1976-7-1 137 Plumas Sierra Valley Marsh, roadside along Dyson Lane 1 km W of metal bridge 1524 Comment
  SEINET10657846  Poa bulbosa Mary Susan Taylor 1981-5-11 Taylor 3684 Plumas T25N R12E SW/NW sec 6. Genesee Valley quad. Weeds around private home, ca. 0.5 mi S of Flournoy Bridge and jct of Hwy 89 and Beckwourth turnoff, ca. 4 air me E of Genesee. 1158 Comment
  SEINET7744878  Poa bulbosa J. A. Young 1982-1 s.n. Plumas Dye Creek Meadow. 1524 Comment
  CAS-BOT-BC255095  Poa compressa Mrs. H. C. Cantelow 1951-7-31 21 Plumas Near Mohawk Tavern Comment
  CAS-BOT-BC255103  Poa compressa John Thomas Howell 1959-9-24 34899 Plumas Crescent Mills 1066 Comment
  UCD90898  Poa cusickii A. A. Heller; P. B. Kennedy 1907-7-5 8751 Plumas Red Clover valley. Comment
  SEINET10921089  Poa cusickii Lawrence P. Janeway, Garrett Gibson 1991-1 Janeway 4062 Plumas Crocker Mtn. quad T25N, R14, NE1/4 of SE1/4 of sec. 19, North end of McReynolds Valley, ca 0.8 mi south of the "01" road in Squaw Valley. Sagebrush surrounding meadow, with yellow pine forest on slopes above. 1692 Comment
  JEPS113783  Poa cusickii subsp. cusickii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14052 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  CHSC47628  Poa cusickii subsp. epilis Lowell Ahart 1981-7-21 2963 Plumas On the Buzzards Roost Ridge, about 1/4 mile east of Quincy La Porte Road, about 1 1/4 miles north of Pilot Peak. 1828 Comment
  CHSC34318  Poa palustris L. Ahart 1981-9-6 3064 Plumas Along the edge of Lights Creek, ca. 6 mi n of Taylorsville. 1300 Comment
  JEPS107738  Poa palustris Lowell Ahart, John Dittes 2005-9-19 12371 Plumas On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  RSA300171  Poa palustris J. T. Howell 1955-7-19 30735 Plumas Portola; Sierra Nevada 1479 Comment
  RSA59822  Poa palustris E. K. Balls 1950-9-15 15843 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  UCD91797  Poa palustris John Thomas Howell 1955-7-19 30735 Plumas Portola. 1478 Comment
  CAS-BOT-BC247385  Poa pratensis John Thomas Howell 1951-6-28 27667 Plumas Jamison Creek 1584 Comment
  CAS-BOT-BC247388  Poa pratensis John Thomas Howell 1961-6-21 36678 Plumas Greenville 1097 Comment
  UCD91819  Poa pratensis A. A. Beetle 1941-6-28 2768 Plumas west side of Lake Almanor. 1828 Comment
  SEINET190973 Image available Poa secunda A. A. Beetle 1941-6-28 2769 Plumas West side of Lake Almanor, 1829 Comment
  UCD92420  Poa secunda subsp. juncifolia Collector Unknown 1889-6-1 s.n. Plumas Sierra Valley. Comment
  SEINET7294007 Image available Poa secunda subsp. juncifolia P. B. Kennedy 1901-1 s.n. Plumas [R. R. Station, Constantia] Comment
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Feb 4 2016
  CAS-BOT-BC242975  Poa secunda subsp. secunda T. C. Fuller 1963-6-13 10670 Plumas W side of Highway 89 to Truckee, 1 mile S of Graeagle Comment
  CAS-BOT-BC242978  Poa secunda subsp. secunda John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50637 Plumas Headwaters of Indian Creek SE of Diamond Mountain 2164 Comment
  SEINET7862572  Poa secunda subsp. secunda W. Harnach, N. Harnach 2000-5-20 888 Plumas Sierra Valley, Approx 2.5 road miles N of Sierra/Plumas Co. line on A23, midway between County Rd A-23 and the Sharkey Cemetery. 1512 Comment
  UCD32547  Poa secunda subsp. secunda Beecher Crampton 1954-5-11 1886 Plumas 7 miles south of Vinton, Sierra Valley. 1588 Comment
  UCD90788  Poa secunda subsp. secunda Beecher Crampton 1954-5-11 1886 Plumas 7 miles south of Vinton, Sierra Valley. Comment
  UCD91634  Poa secunda subsp. secunda August L. Hormay 1932-6-9 s.n. Plumas Squaw Queen Valley, near Crocker Ranger Station, Plumas National Forest. Comment
  UCD91654  Poa secunda subsp. secunda John Thomas Howell 1975-6-16 51151 Plumas Sierra Nevada. 2 miles NW of Spring Garden. 1173 Comment
  RSA800293  Poa sierrae J. T. Howell, Gordon H. True 1969-4-8 45483 Plumas 3.5 mi southwest of Belden, Feather River Canyon. 610 Comment
  RSA0000488  Poa sierrae J. T. Howell, Gordon H. True 1967-5-9 42204 Plumas 3.5 mi SW of Belden, Feather River Canyon 610 Comment
  CHSC36308  Polemonium micranthum M. S. Taylor 1982-5-7 4413 Plumas Ramelli Ranch, near an oxbow lake off Feather River, e of Calpine Rd (109), ca. 0.5 mi sw of Beckwourth. 1487 Comment
  RSA52877  Polygonum amphibium var. stipulaceum R. Weatherby 1950-7-7 1463 Plumas Quincy. 1220 Comment
  CHSC95015  Polygonum aviculare Lowell Ahart 2006-10-23 13483 Plumas Gravel bar, on the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  SEINET10479332  Polygonum aviculare Mary Susan Taylor 1982-9-13 Taylor 5135 Plumas T23N R14E se/ne sec 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Rd bridge (109) over Feather River, on s side of the river, ca. 1 mi w of Beckwourth. 4880 ft. 1487 Comment
  CAS-BOT-BC414049  Polygonum aviculare subsp. aviculare M. S. Taylor 1982-9-13 5134 Plumas Ramelli Ranch, under Calpine Rd (109) bridge over Feather River, ca. 1 mi w of Beckwourth 1487 Comment
  JEPS87769  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
  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
  POM104624  Polygonum bistortoides Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  POM312905  Polygonum coccineum Malcolm A. Nobs, S. Galen Smith 1949-8-19 1454 Plumas Marshy pond on SE side of Portola Comment
  UC85157  Polygonum davisiae R. M. A. July 1896 447 Plumas Lassens Peak Comment
  UC1075644  Polygonum davisiae Robert J. Weatherby 1950-8-11 1511 Plumas Hellgramite Pond Lakes Basin Area 2011 Comment
  CHSC117625  Polygonum douglasii Lowell Ahart 2016-8-30 21328 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-BC414552  Polygonum douglasii John Thomas Howell 1974-9-20 50889 Plumas 7 miles from Quincy on road to Blairsden 1097 Comment
  CAS-BOT-BC414560  Polygonum douglasii Lowell Ahart 1977-8-2 s.n. Plumas One mile west of Pilot Pk. Pilot Pk. is about 15 miles north-east of La Porte 2000 Comment
  RSA101483  Polygonum kelloggii R. Weatherby 1955-6-26 1551 Plumas Mud Lake, Lakes Basin Area. 2195 Comment
  CHSC113890  Polygonum minimum Lowell Ahart 2014-8-24 19752 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
  SEINET11930158  Polygonum minimum Unknown 1974-1 579 Plumas Small mountain near the headwater of Hopkins Creek, near Mt Etna, about 10 mi NE of La Porte 1829 Comment
  CHSC62487  Polygonum polygaloides subsp. confertiflorum L. P. Janeway 1993-8-10 4518 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. 1487 Comment
  UC1111532  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1957-6-21 14700 Plumas vernal pool e Beckwourth Butte; Sierra Valley Comment
  JEPS86714  Polygonum polygaloides subsp. esotericum J. C. Hickman with Susan D'Alcamo 1989-7-4 Plumas 110 m se of jct of Calpine-Beckwourth Road with Dyson Lane (w Sierra Valley); Sierra Valley Comment
  CAS-BOT-BC420052  Polygonum polygaloides subsp. kelloggii Lowell Ahart 1986-7-8 5361 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte 1950 Comment
  CHSC110596  Polygonum polygaloides subsp. kelloggii B. Castro; L. P. Janeway 2006-6-14 1570 Plumas Northern High Sierra Nevada. SW side of Lower Thompson Valley 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1664 Comment
  CAS-BOT-BC420060  Polygonum polygaloides subsp. kelloggii John Thomas Howell; H. Keith Wagnon 1980-5-27 53615 Plumas 1 mile west of Almanor 1386 Comment
  CAS-BOT-BC421045  Polygonum spergulariiforme W. Harnach; N. Harnach 1990-6-13 366 Plumas Sierra Valley. Ramelli Ranch (USFS). 1487 Comment
  CAS-BOT-BC237268  Polypogon monspeliensis John Thomas Howell 1951-8-20 28233 Plumas Sierra Valley, 3 miles E of Buckwourth 1524 Comment
  CHSC62146  Polystichum imbricans L. P. Janeway 1993-7-22 4473 Plumas Along the Pipeline Road 3.3 mi northwest of Lower Bucks Lake dam. Plumas National Forest Oroville Ranger District, Saddle Compartment. 1584 Comment
  NY149451  Polystichum imbricans R. M. Austin 09 1875 s.n. Plumas Comment
  JEPS120168  Polystichum imbricans subsp. curtum Lowell Ahart 2012-7-1 18247 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  UCD136492  Polystichum imbricans subsp. imbricans F. H. Bolster 1912-9-2 61 Plumas Feather River Canyon. Comment
  RSA59907  Populus trichocarpa E. K. Balls 1950-9-14 15822 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  SEINET8040806  Porterella carnosula W. Harnach, N. Harnach 1990-5-25 322 Plumas Approx 5 miles S of Beckwourth, Marble Lane, ca 0.75 mile W of bridge. 1486 Comment
  SEINET10873428  Porterella carnosula Charles A. Weatherby 1950-8-11 Weatherby 1512 Plumas Road to Gold Lake from Blairsden, border of Sierra and Plumas Counties 1829 Comment
  JEPS100341  Potamogeton epihydrus subsp. nuttallii Dean W. Taylor 2001-6-28 17825 Plumas 2 air mi E of Frenchman Lake (Snow Lake); Sierra Nevada, Diamond Mountains 1859 Comment
  CAS-BOT-BC267201  Potamogeton foliosus Robert J. Weatherby 1950-7-28 1492 Plumas Snake Lake, near Quincy 1219 Comment
  SJSU14713  Potentilla biennis N. A. Hopkins 1991-6-26 1687 Plumas Marble Hot Springs Rd 1524 Comment
  CHSC87995  Potentilla breweri Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11167 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
  CHSC73430  Potentilla bruceae B. Castro; L. Gehrung 1995-8-31 609 Plumas Mosquito Flat Mdw. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd 23N18. 1676 Comment
  UC177355  Potentilla flabellifolia Mrs. R. M. Austin Plumas 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
  CHSC20730  Potentilla gracilis K. R. Stern 1975-7-24 5901 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC44967  Potentilla gracilis K. R. Stern 1985-6-25 8245 Plumas Vicinity of Blairsden. Comment
  CHSC97210  Potentilla gracilis var. fastigiata Lowell Ahart; Josephine Guardino 2007-7-20 14333 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  JEPS97349  Potentilla gracilis var. fastigiata Lowell Ahart 1995-9-13 7635 Plumas about 1 mi NW of Pilot Peak ( E of Quincy la Porte Road); NW side of Onion Valley 1828 Comment
  CAS-BOT-BC540409  Potentilla gracilis var. fastigiata John Thomas Howell 1955-7-20 30832 Plumas Sierra Nevada, Mohawk 1371 Comment
  CAS-BOT-BC540415  Potentilla gracilis var. fastigiata L. P. Janeway; Melinda Carlson 1991-6-18 4047 Plumas Plumas National Forest, Beckwourth Ranger District, N side Middle Fork Feather River, S side of Hwy 70, at Delleker ca .3 miles W of Portola 1472 Comment
  POM147047  Potentilla gracilis var. fastigiata Alice Eastwood 1927-6-27 14870 Plumas United States Forest Reserve Comment
  CAS-BOT-BC158506  Potentilla millefolia Thomas H. Kearney 1944-8-14 66 Plumas Near Prattville, Lake Almanor Comment
  CHSC35920  Potentilla millefolia M. S. Taylor 1982-5-7 4420 Plumas Meadow around Clover Valley Ranch, s side of Beckwourth-Genesee Rd, ca. 10 air mi nw of Beckwourth; in Red Clover Valley. 1676 Comment
  JEPS120471  Potentilla millefolia B. Castro and L. P. Janeway 2006-6-3 1569 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Comment
  SEINET6637082  Potentilla millefolia A. A. Heller, P. B. Kennedy 1907-7-3 8691 Plumas Red Clover Valley Comment
  CAS-BOT-BC145201  Potentilla rivalis Thomas H. Kearney 1944-8-14 67 Plumas Near Prattville, Lake Almanor 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
  SBBG3116  Poterium sanguisorba H. and M. Dearing 1938-6-25 2261 Plumas near Greenville Comment
  CAS-BOT-BC47617  Primula suffrutescens Anna Head 1921-8-1 s.n. Plumas Gray Eagle Meadows, Feather River Region 1828 Comment
  SD6643  Prunella vulgaris Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  HSC22868  Prunella vulgaris John Pratt 1970-6-19 23 Plumas 1677 Comment
  CHSC20841  Prunella vulgaris var. lanceolata K. R. Stern 1975-7-24 5814 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC52058  Prunella vulgaris var. lanceolata L. P. Janeway 1989-6-22 3375 Plumas Plumas National Forest. Slopes between Crocker Mtn and the N end of Crocker Mdw; just N of rd 24N49Y. 1767 Comment
  RSA424600A  Prunella vulgaris var. lanceolata Dorothy Davis 1923-7-23 s.n. Plumas Johnsville. 1402 Comment
  CAS-BOT-BC158135  Prunus emarginata Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC158150  Prunus emarginata Ella Dales Cantelow 1939-3-19 2541 Plumas 6 - mi. W. of Bucks Lake 1764 Comment
  CHSC58040  Prunus emarginata Vernon H. Oswald; Lowell Ahart 1992-6-2 4971 Plumas Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. Near the base of a cliff. 1822 Comment
  UCSB27407  Prunus emarginata Kunze, G. 1971-6-6 Plumas California 89, 5 miles south of Canyon Dam. 1158 Comment
  CAS-BOT-BC154843  Prunus virginiana var. demissa Lewis S. Rose 1967-6-19 67121 Plumas Butterfly Valley, ca. 3 mi. w. of Keddie 1005 Comment
  CAS-BOT-BC154847  Prunus virginiana var. demissa Clare B. Hardham 1975-8-2 20457 Plumas Black Mt. 2133 Comment
  CHSC24242  Prunus virginiana var. demissa K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC37657  Prunus virginiana var. demissa T. B. Devine 1981-8-28 760 Plumas On S side of Caribou Road; ca. 4 mi from junction with Hwy 70 along the E branch of the N Fork of Feather River. 853 Comment
  CHSC40930  Prunus virginiana var. demissa K. R. Stern 1985-6-25 8276 Plumas Vicinity of Blairsden. Comment
  JEPS102525  Prunus virginiana var. demissa Lowell Ahart 2001-8-28 9212 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  RSA59264  Prunus virginiana var. demissa E. K. Balls 1950-8-31 15555 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  UCD113535  Prunus virginiana var. demissa Tracy I. Storer 1961-5-25 s.n. Plumas State Highway 40A, 6.5 miles east of Quincy. 1097 Comment
  CHSC81097  Pseudognaphalium luteoalbum Lowell Ahart 2001-8-28 9221 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
  CAS-BOT-BC357344  Pseudognaphalium microcephalum M. S. Taylor 1981-9-2 4263 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls 1463 Comment
  CAS-BOT-BC361483  Pseudognaphalium stramineum John Thomas Howell 1959-9-21 34794 Plumas Virgilia 841 Comment
  CHSC34854  Pseudostellaria jamesiana M. S. Taylor 1981-7-22 4098 Plumas E side of 26N21- Grizzly Peak Rd, just s of Argentine Lookout turnoff. 2103 Comment
  SJSU769  Pseudostellaria jamesiana A. W. Jacobs 1942-6-27 Plumas Almanor Comment
  CAS-BOT-BC174804  Pseudostellaria jamesiana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54232 Plumas About 4 miles southeast of Mt. Hough on the road to Quincy 1645 Comment
  SD46718  Pseudostellaria jamesiana Robert J. Weatherby 1955-7-2 1582 Plumas Wilcox Valley 1768 Comment
  CHSC98375  Pseudostellaria sierrae Dean Wm. Taylor 2004-5-26 19074 Plumas Round Valley Reservoir, along Forest Road 26N94Y 0.4 miles east of junction with County Road 204 (Dixie Canyon Road), eastern limits of Cherokee Mine (site). 1402 Comment
  CAS-BOT-BC361738  Psilocarphus brevissimus var. brevissimus Mrs. H. C. Cantelow 1940-5-10 s.n. Plumas W. of Bucks Lake Comment
  PASA2296  Psilocarphus globiferus Margaret Stason 1932-6-22 Plumas CAMP GROUND LAKE ALMANOR Comment
  CDA13946  Psilocarphus tenellus var. tenellus G. F. Hrusa 1997-6-26 13884 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  RSA716592  Pteridium aquilinum var. pubescens L. Ahart, John Dittes 2005-9-19 12404 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  CAS-BOT-BC460528  Pterospora andromedea Alice Eastwood 1927-6-13 14563 Plumas US Forest Reserve: Forest Lodge near Greenville Comment
  CAS-BOT-BC239790  Puccinellia lemmonii Greg Sommers 1976-7-1 138 Plumas Sierra Valley Marsh, roadside along Dyson Lane, 1 km W of metal bridge 1524 Comment
  SEINET10904098  Purshia tridentata Mary Susan Taylor 1981-5-10 Taylor 3678 A Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  CAS-BOT-BC147873  Purshia tridentata var. tridentata Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC147877  Purshia tridentata var. tridentata Greg Sommers 1976-8-20 245 Plumas Along Highway 70, 2 miles west of A24 1524 Comment
  CDA18746  Purshia tridentata var. tridentata G. D. Barbe, T. C Fuller 1982-7-16 3773 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CDA13988  Pycnanthemum californicum G. F. Hrusa 1996-8-2 13450 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, ca. 1 mi. NW of Argentine Rock. Comment
  CHSC102047  Pycnanthemum californicum Lowell Ahart; John Dittes 2009-7-27 16181 Plumas On dry soil, about 20 yards north of the poor dirt road, about 20 yards east of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC64100  Pycnanthemum californicum B. Castro; L. P. Janeway 1987-7-17 147 Plumas Butterfly Valley Botanical Area, on SE-facing slope. 1188 Comment
  CHSC58169  Pyrola asarifolia subsp. asarifolia Vernon H. Oswald 1992-6-18 5001 Plumas Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  CAS-BOT-BC462779  Pyrola dentata A. A. Heller; P. B. Kennedy 1907-7-8 8764 Plumas Grade between Greenvile and Prattville Comment
  CHSC45519  Pyrola picta Lowell Ahart 1975-7-20 920 Plumas West of Bunker Hill Creek, about 1 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  SD7830  Pyrola picta Mrs. R. M. Austin 1877-1 Plumas American Valley Comment
  SD7832  Pyrola picta Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC328157  Pyrrocoma lucida John Thomas Howell 1961-9-25 36957 Plumas Portola, Sierra Nevada 1478 Comment
  CHSC76133  Quercus kelloggii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3293 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorville. 1112 Comment
  RSA755469  Quercus kelloggii L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15856 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  UCD46621  Quercus kelloggii Dean Ahrenholtz 1964-5-9 15 Plumas Indian Creek Canyon, Plumas County, California. Comment
  CAS-BOT-BC104599  Quercus vacciniifolia Lloyd W. Swift 1932-7-11 67 Plumas Forest Plumas. Near Tamarack, R. S. 1706 Comment
  CAS-BOT-BC104601  Quercus vacciniifolia Mrs. E. C. Suttiffe 1919-8-1 s.n. Plumas Golden Lake Region Comment
  CDA9211  Quercus vacciniifolia D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .291 Plumas Plumas Eureka State Park. S Johnsville Comment
  UC1135814  Quercus vacciniifolia C. G. Albertus 1935-7-22 225 Plumas 3.75 mi sw Lovejoys; Plumas National Forest, Downieville Quad. 1767 Comment
  UC586846  Quercus vacciniifolia Joseph Andorfer Ewan 1934-6-25 8200 Plumas above Blairsden (Gold Lake Road); Sierra Nevada 1524 Comment
  CHSC110289  Ranunculus alismifolius var. alismifolius B. Castro; L. P. Janeway 2006-6-3 1552 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-BC379372  Ranunculus alismifolius var. alismifolius L. P. Janeway 1992-5-14 4175 Plumas north side of Big Grizzly Creek at northwest end of Lake Davis 1765 Comment
  CHSC57828  Ranunculus alismifolius var. lemmonii Vernon H. Oswald; Lowell Ahart 1992-5-6 4934 a Plumas Lassen Volcanic National Park. Terminal Geyser Creek just upstream from the trail between Willow Lake and Terminal Geyser. Along the edge of the creek. 1658 Comment
  CAS-BOT-BC379202  Ranunculus andersonii var. andersonii W. Harnach; N. Harnach 1990-3-31 254 Plumas Sierra Valley, found on west side of volcanic knob to the west of Co. Rd. A-23. land belonging to Wilson brothers and for sale at present Comment
  JEPS102657  Ranunculus aquatilis Lowell Ahart 2001-8-29 9233 Plumas Frenchman Lake, strand, bottom of Little Last Chance Creek 1700 Comment
  SD8190  Ranunculus aquatilis Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadfows Comment
  CAS-BOT-BC379186  Ranunculus aquatilis var. aquatilis Cathy Ozaki 1983-5-14 84 Plumas Marble Hot Springs Area, Sierra Valley Marsh 1250 Comment
  POM186543  Ranunculus aquatilis var. capillaceus D. D. Keck 1932-7-3 1661 Plumas Quicy, along Spanish Creek, in the Northern Sierra Nevada. Comment
  SEINET8696953  Ranunculus flabellaris W. Harnach, N. Harnach 1991-6-17 545 Plumas Sierra Valley, 0.75 mile W of steel bridge on Marble Lane. 1486 Comment
  POM99175  Ranunculus flammula var. ovalis Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CHSC45406  Ranunculus occidentalis var. occidentalis Lowell Ahart 1977-6-20 1436 Plumas About 1/2 mile north-east of the Feather Fork Mine, about 6 miles north of La Porte. 1706 Comment
  CAS-BOT-BC59568  Rhamnus John Thomas Howell 1976-7-20 52037 Plumas Sierra Nevada - south end of Lake Almanor 1371 Comment
  CAS-BOT-BC59569  Rhamnus John Thomas Howell 1976-7-20 52038 Plumas Sierra Nevada - south end of Lake Almanor 1371 Comment
  RSA551254  Rhamnus T. C. Fuller, G. D. Barbe 1981-6-25 s.n. Plumas E side of Indian Valley just N of Taylorsville. 1113 Comment
  SD149109  Rhamnus John Thomas Howell 1976-7-20 52038 Plumas Transition zone forest at south end of Lake Almanor 1372 Comment
  RSA518947  Rhamnus purshiana J. T. Howell 1963-6-3 39395 Plumas Butterfly Valley Comment
  UC870763  Rhamnus purshiana A. A. Heller 1915-6-7 12050 Plumas 12 mi w Bucks (near summit of Soapstone Ridge); Sierra Nevada, Soapstone Ridge 1676 Comment
  RSA517191  Rhamnus rubra J. T. Howell 1975-6-16 51134 Plumas Transition zone coniferous forest, 2 miles NW of Spring Garden 1174 Comment
  RSA252472  Rhamnus rubra subsp. obtusissima Robert F. Thorne, C. W. Tilforth 1969-9-6 39225 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Road. 1646 Comment
  UCD117870  Rhododendron columbianum J. M. Tucker 1951-8-2 2206 Plumas About 1 mile west of Keddie. Comment
  CHSC104763  Rhus glabra L. P. Janeway 2010-7-17 10163 Plumas Northern High Sierra Nevada. North side of North Fork Feather River, at southwestern end of James Lee (Injun Jim) Campground. 532 Comment
  CAS-BOT-BC111876  Rhynchospora alba V. Oswald; Lowell Ahart 1988-8-4 3670 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1127 Comment
  JEPS102233  Rhynchospora capitellata L. P. Janeway 2001-7-5 7416 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  CAS-BOT-BC438111  Ribes Clare B. Hardham 1975-8-2 20460 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC108710  Ribes cereum Clarence R. Quick 1963-7-24 63 -65 Plumas Sierra Nevada. 1.5 miles east of Wheeler Peak. Comment
  RSA0024861  Ribes cereum var. cereum L. Ahart, John Dittes 2005-9-20 12438 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2042 Comment
  RSA0023975  Ribes inerme Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  CAS-BOT-BC219215  Ribes nevadense Walter & Irja Knight 1967-5-22 1906 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC219218  Ribes nevadense D. E. Breedlove 1962-6-12 3461 Plumas Jackson Creek, upper drainage of Middle Fork of Feather River, 1 mile SE of Cromberg 1341 Comment
  CHSC98940  Ribes nevadense Lowell Ahart 2008-6-5 14811 Plumas Steep west bank of the South Fork of the Feather River, about 1/8 mile southwest of the Feather Fork Mine, about 1 1/4 miles northeast of the Little Grass Valley Reservoir. 1645 Comment
  JEPS115166  Ribes nevadense Lowell Ahart, John Dittes 2009-7-15 16103 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
  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
  UC465791  Ribes nevadense H. M. Hall July 1912 Plumas Long Lake Sierra Nevada Mountains 2042 Comment
  RSA0023141  Ribes nevadense F. W. Embree 1934-6-6 85 Plumas 1.5 miles NW of Bucks Mtn. 1524 Comment
  CDA14020  Ribes roezlii G. F. Hrusa, B. A. Smith 1996-8-8 13468 Plumas Sierra Nevada; Ca. 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  UC1127575  Ribes roezlii G. T. Nordstrom 1934-7-7 190 Plumas 1 1/2 mi s and 1/2 e Bucks Mtn.; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC186223  Ribes roezlii var. roezlii D. E. Breedlove 1962-6-12 3462 Plumas On bank of Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile south-east of Cromberg; Sierra Nevada 1341 Comment
  CAS-BOT-BC186227  Ribes roezlii var. roezlii Alice Eastwood 1927-6-15 14616 Plumas United States Forest Reserve. On trail to Long Valley Comment
  CHSC52955  Ribes roezlii var. roezlii L. P. Janeway 1989-6-20 3354 Plumas East-facing slope near top of Crocker Mtn overlooking Red Clover Valley. 2194 Comment
  CDA14285  Rigiopappus leptocladus G. F. Hrusa 1997-6-26 13891 Plumas Sierra Nevada; approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  CHSC59907  Rigiopappus leptocladus L. P. Janeway 1992-7-17 4265 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 unused dirt road and adjacent clearcut slope. 1731 Comment
  CAS-BOT-BC363060  Rigiopappus leptocladus M. S. Taylor 1982-6-3 4604 Plumas W side of Poplar Creek Rd (23N08) just s of bridge over Poplar Creek, 1 mi s of Sloat 1280 Comment
  CAS-BOT-BC74648  Rorippa curvisiliqua Roxana S. Ferris; Laura Lorraine 1941-8-9 10429 Plumas At Lake Almanor Public Camp (near village). Comment
  CHSC38017  Rorippa curvisiliqua var. orientalis M. S. Taylor 1982-8-30 5076 Plumas S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. 2103 Comment
  CAS-BOT-BC147388  Rosa californica John Thomas Howell 1961-9-23 36834 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC148173  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1967-7-12 2112 Plumas At spring - Butterfly Botanical Area and vicnity 1127 Comment
  CAS-BOT-BC149735  Rosa woodsii subsp. ultramontana Ira L. Wiggins 1971-7-11 21695 Plumas Rushing Meadows, along South Fork of Stanislaus River, above Lyon's dam 1280 Comment
  RSA563261  Rubus leucodermis Walter Knight, I. Knight, J. T. Howell 1966-7-27 1547 Plumas Near mouth of Butterfly Creek. 884 Comment
  RSA755813  Rubus leucodermis L. Ahart, John Dittes 2009-7-14 16071 Plumas On sides of Forest Service Road 27N92, about 1.9 air miles southeast of Seneca, about 6 air miles south of Lake Almanor Reservoir Dam. 1678 Comment
  CHSC21032  Rubus parviflorus F. T. Griggs; A. Pass 1975-7-3 68 Plumas Buck's Lake. North of Grizzly Forebay. Comment
  CAS-BOT-BC156918  Rubus ursinus John Thomas Howell 1967-6-23 42707 Plumas Butterfly Valley 1066 Comment
  CDA14689  Rumex acetosella G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3159 Plumas Long Valley, 0.4 mile south of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CHSC53592  Rumex acetosella L. P. Janeway 1989-7-20 3505 Plumas Plumas National Forest Beckwourth Ranger District Crocker Compartment. Forest along southerly side of Red Clover Valley at jct of rd 26N70 (to Laufman) and Beckwourth-Genesee Rd (rd 111) 9.5 mi from Beckwourth. Dense patch of this on road shoulder at crossing of dry creek. 1676 Comment
  RSA232884  Rumex acetosella L. S. Rose 1968-6-10 68093 Plumas Quincy. 1037 Comment
  SEINET3376696  Rumex acetosella C. Lumer, S. Yost 2006-7-27 2450 Plumas Sierra Nevada Mountains. Route 70 going West from Quincy, along the Feather River.. 731 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
  CHSC97217  Rumex conglomeratus Lowell Ahart; Josephine Guardino 2007-7-20 14347 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  SEINET4200652  Rumex crispus W. Harnach, N. Harnach 1989-6-17 149 Plumas Sierra Valley, 200 ft. west of the steel bridge on Marble Lane 1487 Comment
  CHSC113931  Rumex fueginus Lowell Ahart 2014-8-20 19713 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
  CHSC80252  Rumex paucifolius L. P. Janeway 1996-6-5 4992 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
  UCR270586  Rumex paucifolius John F. Emmel 1998-6-6 1558 Plumas Middle Fork Feather River just south of crossing of County Road A23 [Beckwourth-Calpine Rd.], WSW of Beckwourth 1488 Comment
  UC1070529  Rumex salicifolius var. lacustris E. Sawyer 1935-6-28 260 Plumas 5 mi sse Buttes; Sierraville Quad. 1493 Comment
  CAS-BOT-BC434301  Rumex triangulivalvis D. E. Breedlove 1962-6-12 3443 Plumas On northern bank of Indian Creek along State Highway 89, 6.9 miles south of Greenville; Sierra Nevada 1066 Comment
  CHSC66620  Sagina saginoides Vernon H. Oswald; Lowell Ahart 1996-7-15 8012 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. On Jeep road. 1371 Comment
  JEPS102618  Sagina saginoides Lowell Ahart 2001-7-19 8941 Plumas Sand bars, on the banks of Hopkins Creek, about 100 yards NW 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
  JEPS88517  Sagina saginoides Vernon H. Oswald and Lowell Ahart 1996-7-15 8012 Plumas e. side of arm of, extending n. from Hwy. 36 causeway Lake Almanor (s. of point where rd. to Last Chance Campground (28N11) begins to parallel the lake); High Cascade Range 1371 Comment
  POM119223  Sagittaria Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC58516  Salix eastwoodiae Vernon H. Oswald; L. Ahart, L. Hanson, L. Janeway, J. Reynolds 1992-7-1 5034 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  CAS-BOT-BC107967  Salix geyeriana John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2396 Plumas End of Butterfly Valley toward canyon - Sierra Nevada Comment
  UC440205  Salix geyeriana Mrs. C. M. Wilder 1912-7-10 9330 Plumas w end of lake Bear lakes Comment
  UC440199  Salix jepsonii H. M. Hall 1912-7-8 9324 Plumas Long Lake 2042 Comment
  UC1134968  Salix lasiandra subsp. lasiandra G. T. Nordstrom 1934-7-20 239 Plumas Silver Lake Dam Bidwell Bar Quad., Silver Lake Dam Comment
  UC525900  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 698 Plumas ca. 5 mi. s.w. Prattville (Fork of Feather R.); Fork of Feather R. Comment
  CAS-BOT-BC125321  Salix lasiandra var. lasiandra Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1514 Plumas East of Pond Reservoir 1094 Comment
  CAS-BOT-BC125330  Salix lasiandra var. lasiandra John Thomas Howell 1977-8-11 52675 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CAS-BOT-BC107055  Salix lasiolepis Walter Knight; Irja Knight 1967-5-22 1903 Plumas Mouth of Butterfly Creek 883 Comment
  SEINET11957665  Salix lasiolepis E. L. Smith 1971-1 948 Plumas Sw end of Indian Valley where Indian Creek enters gorge at Crescent Mills 1163 Comment
  CAS-BOT-BC128436  Salix lasiolepis var. lasiolepis Irja Knight; Walter Knight; John Thomas Howell; Gordon H. True 1967-7-10 2212 Plumas Mouth of Butterfly Creek - Butterfly Botanical Area and Vicinity 883 Comment
  CAS-BOT-BC124804  Salix lemmonii John Thomas Howell 1961-9-23 36829 Plumas Indian Valley 1082 Comment
  UC846673  Salix lemmonii Alice Eastwood 1918-5-25 7005 Plumas Portola Comment
  UC482030  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 393 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  CDA14754  Salix lucida subsp. lasiandra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3315 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite 1341 Comment
  CHSC69909  Salix lucida subsp. lasiandra L. P. Janeway 1997-5-7 5118 Plumas Along north side of Red Clover Creek, 6.9 mi southeast of Indian Creek and 0.3 mi northwest of Notson Bridge (via Beckwourth-Genesee Road). 1554 Comment
  RSA641877  Salix lucida subsp. lasiandra Michael A. Vincent 1999-6-7 8535 Plumas Along FS Rt 176 and Chance Creek at bridge, 7.1 miles N of Rt 70. Comment
  CAS-BOT-BC129383  Salix melanopsis David D. Keck 1932-7-3 1656 Plumas Meadow south of Spanish Creek - Quincy 1066 Comment
  CAS-BOT-BC129387  Salix melanopsis M. S. Taylor 1982-5-13 4438 Plumas Along Spanish Creek, Gansner Park, Quincy 1036 Comment
  CAS-BOT-BC129393  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester 1350 Comment
  CAS-BOT-BC129397  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 396 Plumas North Fork of Feather River, at Chester 1350 Comment
  CHSC114709  Salix melanopsis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3171 Plumas 4.6 miles south of junction Long Valley and Rush Creek Roads. 1402 Comment
  POM186837  Salix melanopsis D. D. Keck 1932-7-3 1656 Plumas S of Spanish Creek. Quincy. In the northern Sierra Nevada. 1067 Comment
  RSA504196  Salix melanopsis J. T. Howell, Gordon H. True 1967-7-9 43253 Plumas N Fork of Feather River. 3 miles SW of Caribou. 854 Comment
  UCD63045  Salix scouleriana Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Plumas Quincy. Blackhawk Road. Butterfly Valley. Butterfly Valley Botanical Area. Sweetwater Marsh. 1160 Comment
  UCD125442  Salvia aethiopis T. C. Fuller 1962-6-13 8998 Plumas Duensing prop., Route 1, Box 7, North Road, Indian Valley, 2 miles east of Greenville. Comment
  UCD125443  Salvia aethiopis T. C. Fuller 1962-6-13 8998 Plumas Duensing prop., Route 1, Box 7, North Road, Indian Valley, 2 miles east of Greenville. Comment
  CAS-BOT-BC235027  Sambucus Alice Eastwood 1927-6-17 14674 Plumas United States Forest Reserve, Long Valley Comment
  CAS-BOT-BC238844  Sambucus nigra subsp. caerulea Anna Head 1920-8-9 s.n. Plumas Lake Center Camp, near Green Lake, Feather River Region 1920 Comment
  RSA0089041  Sanguisorba annua Bonnie C. Templeton 1968-6-9 11251 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. Comment
  RSA59469  Sanguisorba annua E. K. Balls 1950-9-16 15882 Plumas Near fish hatchery. Just N of Plumas-Sierra Co line, Hwy 89. 1433 Comment
  UC1075653  Sanguisorba annua Robert J. Weatherby 1950-7-7 1456 Plumas Quincy Gansner Creek (Gansner Creek) 1219 Comment
  SEINET10483616  Sanguisorba annua Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3823 A Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  UC555549  Sanguisorba annua H. L. Mason 1924-6-16 1042 Plumas near Graeagle (South banks of Feather River); s banks of Feather River Comment
  CHSC63235  Sanicula graveolens Lowell Ahart 1994-6-15 7340 Plumas About 200 yards east of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  RSA0058869  Sanicula graveolens Lowell A. Ahart 2008-7-16 15099 Plumas West of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir,, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC45884  Sanicula tuberosa Lowell Ahart 1979-7-18 1983 Plumas In a small meadow, along Cleghorn Bar Road, about 1 mile west of the Quincy La Porte Road, about 2 miles west of Pilot Peak, about 12 miles north of La Porte. 1676 Comment
  CHSC62524  Sanicula tuberosa B. Castro 1993-7-8 474 Plumas Ca 0.5 mi W of turnoff to Bucks Lodge and other Bucks Lake resorts, off the S end of Haskins Bay ca 100 ft S of the Oro-Quincy Hwy. 1569 Comment
  POM83010  Sanicula tuberosa Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  JEPS110524  Saponaria officinalis Lowell Ahart 2006-10-23 13479 Plumas On large gravel, on the southeast side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 m 1281 Comment
  CAS-BOT-BC466214  Sarcodes sanguinea Mrs. A. L. Coombs 1906-6-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC283630  Schedonorus pratensis John Thomas Howell 1960-7-18 35566 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  POM119341  Scheuchzeria palustris Anonymous 1897-7-5 s.n. Plumas Prattville Comment
  CAS-BOT-BC111572  Schoenoplectus americanus John Thomas Howell 1959-9-22 34867 Plumas On hot spring terrases, Drakesbad. 1737 Comment
  CHSC32892  Schoenoplectus subterminalis L. Ahart 1980-9-17 2655 Plumas Along the ne side of the lake, ca. 0.5 mi w of Fowler Peak, ca. 8 mi n of La Porte. 1600 Comment
  UC1609498  Schoenoplectus subterminalis Vernon H. Oswald and Lowell Ahart 1993-8-3 5766 Plumas unnamed lake ca 0.25 mi e Hay Meadow (w. side of the lake, on s edge Caribou Wilderness near the n end of 30N25 ca 9 mi (air) n of Lake Almanor); s edge Caribou Wilderness, e of Hay Meadow, n Lake Almanor 1926 Comment
  CAS-BOT-BC35588  Scirpus congdonii John Thomas Howell 1962-6-17 37650 Plumas Butterfly Valley 1036 Comment
  CHSC110371  Scirpus congdonii Lowell Ahart 2012-9-5 18439 Plumas At the end of a small stream that flows into the South Fork of the Feather River, 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. 1889 Comment
  CHSC78749  Scirpus congdonii L. P. Janeway 2000-7-16 6917 Plumas Northern High Sierra Nevada. Meadow at head of East Branch Coldwater Creek. 1768 Comment
  RSA59406  Scirpus microcarpus E. K. Balls 1950-9-8 15715 Plumas Stream west of Lakes Center Public Campground, Southern Plumas County 2043 Comment
  RSA82325  Scutellaria californica F. W. Peirson 1926-6-21 6795 Plumas Flat strip along lake; Lake Almanor. Comment
  CHSC21654  Sedum laxum subsp. laxum D. Brink; L. Mayer 1975-7-6 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC61463  Sedum laxum subsp. laxum Lowell Ahart 1968-6-29 s.n. Plumas Near La Porte. 914 Comment
  CAS-BOT-BC59136  Sedum spathulifolium Gordon True; Irja Knight; Walter Knight 1967-7-10 2182 Plumas Mouth of Butterfly Creek. 883 Comment
  UCSB45770  Sedum spathulifolium Reisentz, Paul 1979-5-12 Plumas At Injun Jim Campground, 5.7 miles south of Beldon on Highway 70 Comment
  CAS-BOT-BC363369  Senecio aronicoides E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  RSA716324  Senecio aronicoides L. P. Janeway 2005-6-26 8442 Plumas Northern High Sierra Nevada. Above road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  CAS-BOT-BC363913  Senecio integerrimus var. exaltatus Alice Eastwood 1927-6-27 14893 Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] Comment
  CAS-BOT-BC363917  Senecio integerrimus var. exaltatus Alice Eastwood 1918-5-25 6986 Plumas Portola Comment
  CHSC85678  Senecio integerrimus var. exaltatus G. Douglas Barbe; T. C. Fuller 1982-6-15 3691 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
  SEINET9332215  Senecio integerrimus var. exaltatus Unknown 1982-6-15 3712 Plumas Plumas National Forest Comment
  UC53874  Senecio serra var. serra H. M. Hall and E. B. Babcock July 1903 4459 Plumas Red Clover Creek Sierra Nevada Mountains, Red Clover Creek 1676 Comment
  POM272149  Senecio triangularis Lyman Benson 1932-7-29 3991 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  JEPS37598  Senecio triangularis H. M. Wheeler 1944-8-23 Plumas w of Walker Mine; Cascade Creek Comment
  RSA59691  Senecio triangularis E. K. Balls 1950-9-9 15760 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  UCD19566  Sidalcea celata Gerald Dickinson 1963-7-1 62 Plumas in grassy area along Hwy. 89, seven miles NW of Canyon Dam. 1097 Comment
  CHSC68368  Sidalcea gigantea L. P. Janeway 1996-8-15 5069 Plumas Along the Oroville-Quincy Hwy, 1.1 mi west of Grizzly Creek; between the road and Little Grizzly Creek. 1645 Comment
  JEPS97954  Sidalcea gigantea B. G. Baldwin 1999-8-16 1089 Plumas along Oroville-Quincy Highway, 7.6 mi E of junction with US Forest Service Road 28 (Four Trees Road), 0.5 mi W of US Forest Service Road 23N73Y Comment
  CDA13990  Sidalcea glaucescens G. F. Hrusa 1996-8-2 13435 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, 1 mi. NW of Argentine Rock. Springline forms tributary of Squirrel Creek. Comment
  CHSC71643  Sidalcea glaucescens Vernon H. Oswald; Lowell Ahart 1998-9-11 9475 Plumas USFS 23N85Y 0.6 mi east of Oroville-Quincy Hwy., 6.2 mi northeast of Four Trees, on the south side of Frenchman Hill. 1737 Comment
  RSA17671  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1934-5-3 8905 Plumas Near and north of Quincy. Comment
  UC108847  Sidalcea oregana subsp. spicata Mrs. R. M. Austin 1882-7-20 Plumas Prattville Comment
  JEPS46169  Sidalcea oregana subsp. spicata W. I. Follett 1934-6-4 Plumas 1.3 mi w Bucks Lodge; w of Bucks Lodge Comment
  JEPS67294  Sidalcea oregana subsp. spicata W. L. Jepson 1939-8-12 19409 Plumas branch of Last Chance Creek Rowland Creek, Last Chance Creek (Rowland Creek, e Plumas Co.) 1798 Comment
  SEINET2442025  Sidalcea oregana subsp. spicata Barbara Ertter 1988-7-25 7843 Plumas Diamond Mts ca 12 air miles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville_Red Rock jct, meadow in mixed conifer forest (jeffrey pine, fir).; 0 1981 Comment
  JEPS118429  Silene invisa Lowell Ahart 2011-9-20 17683 Plumas Open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  SEINET10537586  Silene invisa Mary Susan Taylor 1981-7-17 Taylor 4047 Plumas T21N R12E sw/ne sec 7, Sierra City NW quad; Lakes Basin, Long Lake trail, ca. 150 yds E of sign to Long Lake, ca. 1/4 mi W of trailhead, ca. 6 air mi S of Mohawk; 6400 ft elev. 1950 Comment
  CAS-BOT-BC389382  Silene lemmonii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1427 Plumas Butterfly Botanical Area and Vicinity. In vicinity of Pond reservoir 1097 Comment
  CAS-BOT-BC389392  Silene lemmonii D. E. Breedlove 1962-6-12 3449 Plumas In upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CDA18464  Silene lemmonii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3203 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  POM181049  Silene lemmonii A. A. Heller, B. B. Kennedy 1907-7-11 8814 Plumas Prattville. Comment
  UC170953  Silene menziesii H. M. Hall 1912-6-28 9283 Plumas Spanish Creek Sierra Nevada Mountains, Spanish Creek 1158 Comment
  CAS-BOT-BC389560  Silene nuda A. A. Heller; P. B. Kennedy 1907-7-16 8859 Plumas Genessee [Genesee] Valley near Genessee [Genesee] Comment
  CHSC82498  Silene occidentalis subsp. occidentalis Lowell Ahart 2002-6-26 9779 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  CDA33247  Sisyrinchium bellum L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11169 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
  POM107998  Sisyrinchium bellum Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow 1677 Comment
  RSA169438  Sisyrinchium bellum Lewis S. Rose 1963-6-3 63089 Plumas Butterfly Valley, 2 miles SW of Keddie 1189 Comment
  RSA232871  Sisyrinchium elmeri Lewis S. Rose 1968-6-11 68104 Plumas Butterfly Valley, 4 mi S of Keddie. 1037 Comment
  UC1191945  Sium suave Malcolm A. Nobs, S. Galen Smith 1949-8-19 1458 Plumas on southeastern side of Portola Portola Comment
  UC844173  Smilacina racemosa Anna Head July 1921 Plumas Indian Pk. Feather River Region 2133 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
  JEPS114534  Solidago elongata Lowell Ahart 2008-8-13 15191 Plumas On the bottom 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
  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
  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
  HSC6181  Solidago velutina subsp. californica Jim Vaughn 1956-7-29 Plumas Chester 1463 Comment
  SDSU522  Solidago velutina subsp. californica R. M. Beauchamp 1965-7-17 Plumas Beside the Feather River, 1/2 mile north of Chester. Comment
  CAS-BOT-BC374403  Sonchus asper John Thomas Howell; H. Keith Wagnon 1980-5-26 53587 Plumas Lewisia Rock, Feather River Canyon 3.5 miles southwest of Belden 609 Comment
  UC861957  Sorbus scopulina var. scopulina H. A. Thomas 1936-6-21 110 Plumas s Silver Lake (between 3rd Lake and; Camp Califorest); Meadow Valley Comment
  SEINET5335274  Sparganium emersum var. multipedunculatum M. Foster 1988-7-10 s.n. Plumas In Big Grizzley Creek just west of Cate's Place, 1/4 mi S of Walker |Mine Rd., 2 mi W of Lkes Davis, 12 mi NW of City of Portola 1792 Comment
  SJSU9819  Spergularia atrosperma C. W. Sharsmith 1982-5-30 8670 Plumas flat bordering Marble Hot Springs, Sierra Valley 1524 Comment
  CHSC20753  Spergularia rubra K. R. Stern 1975-7-23 5897 Plumas W shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC390680  Spergularia rubra Lowell Ahart 1984-6-3 4657 Plumas On a road along Highway 70, at Keddie, north of Quincy 1000 Comment
  CAS-BOT-BC374766  Sphaeromeria potentilloides var. potentilloides A. A. Heller; P. B. Kennedy 1907-7-2 8679 Plumas Between Vinton and Beckwith [Beckwourth] Comment
  SEINET10454594  Sphenosciadium capitellatum Mary Susan Taylor 1981-7-17 Taylor 4026 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-BC290607  Spiraea Peter Rubtzoff 1978-8-4 9243 Plumas West side of Highway 89, 0.2 miles north of Spanish Creek crossing (ca. 0.75 miles north of Quincy). Comment
  CAS-BOT-BC149659  Spiraea douglasii Robert J. Weatherby 1950-7-28 1499 Plumas Border of Smith Lake, near Quincy 1249 Comment
  CAS-BOT-BC149661  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-9 8786 Plumas Prattville 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
  CHSC1611  Spiraea douglasii V. Holt 1935-9-13 Plumas Buck's Lake. 1584 Comment
  HSC19749  Spiraea douglasii L. S. Rose 1969-6-24 69049 Plumas Butterfly Valley, W of Keddie 1159 Comment
  RSA519220  Spiraea douglasii M. Lee Overholtzer 1961-8-24 187 Plumas Queen Lily Camp Ground on N Fork of Feather River. Sierra Nevada Mtn range. Feather River drainage. 737 Comment
  SEINET10483624  Spiraea douglasii Mary Susan Taylor 1974-7-3 Taylor 295 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  RSA246615  Spiranthes romanzoffiana Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42341 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest; near Darlingtonia bog. 1174 Comment
  UCD139041  Spiranthes romanzoffiana Malcolm A. Nobs; S. Galen Smith 1949-8-19 1445 Plumas Butterfly Valley. Comment
  UC1075680  Spiranthes stellata Robert J. Weatherby 1950-7-21 1480 Plumas near Quincy; Butterfly Valley 1219 Comment
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Sep 30 2013
  CAS-BOT-BC535256  Spirodela polyrhiza Robert J. Weatherby 1950-7-28 1485 Plumas Bridge over Indian Creek, road to Taylorville 1066 Comment
  CAS-BOT-BC5604  Spraguea pulcherrima A. A. Heller 1938-5-30 15132 Plumas Feather River near Bucks Creek power house 609 Comment
  CDA42425  Stachys pycnantha D. G. Kelch 2012-9-19 12 .376 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  SBBG128047  Stachys rigida L. Ahart, J. Dittes 2009-7-27 16168 Plumas small dam, headwaters of Grizzly Gulch, 2.1 mi NE of Butt Valley Reservoir Dam 1479 Comment
  SEINET9322891  Stachys rigida Unknown Plumas Gray Eagle Creek Comment
  CAS-BOT-BC181387  Stellaria calycantha Mary Strong Clemens 1920-8-1 s.n. Plumas Greenville Comment
  CHSC110369  Stellaria crispa Lowell Ahart 2012-9-5 18437 Plumas At the end of a small stream that flows into the South Fork of the Feather River, 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. 1889 Comment
  RSA794952  Stellaria crispa L. Ahart, John Dittes 2009-7-28 16198 Plumas Seeps, slope northwest of mine, west above Forest Service Road 27N28Y, 2.9 air miles northwest of Butt Valley Reservoir Dam. 1582 Comment
  CAS-BOT-BC181452  Stellaria obtusa John Thomas Howell 1959-9-23 s.n. Plumas Meadow 3 mi. from Juniper Lake on road to Chester 1889 Comment
  CHSC58186  Stellaria obtusa Vernon H. Oswald; Lowell Ahart 1992-6-22 5013 Plumas Lassen Volcanic National Park. Little Willow Creek between Willow Lake and the access road into Terminal Geyser. On the edge of the creek. 1676 Comment
  CAS-BOT-BC375052  Stenotus acaulis John Thomas Howell; Gordon H. True 1973-7-31 50079 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  CHSC91793  Stenotus acaulis G. D. Barbe; T. C. Fuller 1982-6-17 3812 Plumas Northern California. Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  CAS-BOT-BC375079  Stephanomeria Clare B. Hardham 1975-8-2 s.n. Plumas Black Mt. 2133 Comment
  CAS-BOT-BC375615  Stephanomeria lactucina Anna Head 1920-8-3 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC375618  Stephanomeria lactucina Clare B. Hardham 1970-8-9 17716 V Plumas Road to Thompson Peak Lookout 2133 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
  UC63151  Stephanomeria tenuifolia H. M. Hall and E. B. Babcock 1903-1 4434 Plumas Indian Valley Sierra Nevada Mountains 1097 Comment
  CHSC107908  Stipa occidentalis var. californica L. P. Janeway; Melanie Williams 2011-9-1 10716 Plumas Northern High Sierra Nevada. Plumas National Forest; between northwest shore of Little Grass Valley Reservoir and the road around the lake; 0.8 km west-southwest of where South Fork Feather River enters the reservoir. Lower edge of a small clearcut area in white fir dominated forest. 1577 Comment
  UC1563900  Streptanthus cordatus Barbara Ertter with Gary Schoolcraft 1989-7-3 8653 Plumas 8 air mi s Susanville (w-facing steep rocky slope below Red R