Search Results — 2000 specimen records retrieved (1427 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
  UC1134151  Abies concolor G. Burks 1933-8-8 34 Plumas 4 1/2 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle 1524 Comment
  NY29497  Abies lowiana W. W. Eggleston 08 1911 7697 Plumas Mt. Hough 1760 Comment
  JEPS42747  Acer glabrum R. H. Platt 1891-1 Plumas Prattville region , Prattville region (the Sierras) Comment
  CAS-BOT-BC330955  Acer glabrum var. glabrum J. M. Tucker 1948-7-25 1737 Plumas At mine of United Mining Company, Pinchard Creek, SW side of Camel Peak 1524 Comment
  SEINET10873949  Acer glabrum var. torreyi Mary Susan Taylor 1981-9-10 Taylor 4271 a Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 Comment
  CAS-BOT-BC333324  Acer macrophyllum John Thomas Howell 1963-6-3 39399 Plumas Sierra Nevada. Butterfly Valley Comment
  CAS-BOT-BC28730  Achillea millefolium Alice Eastwood 1927-6-12 14514 Plumas Forest Lodge, Greenville, United States Forest Reserve. Comment
  CAS-BOT-BC28739  Achillea millefolium John Thomas Howell 1960-7-18 35576 Plumas Drakesbad 1828 Comment
  CDA290  Achillea millefolium L. Ahart, J. Dittes 2005-9-2 12436 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. Comment
Read comments
Oct 5 2019
  CHSC113897  Achillea millefolium Lowell Ahart 2014-8-26 19772 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
  RSA88117  Achnatherum lemmonii var. lemmonii J. T. Howell 1951-6-29 27745 Plumas Spring Garden Creek. 1159 Comment
  UCD50860  Achnatherum nevadense G. L. Stebbins Jr. 1939-7-9 2920 Plumas East side of Little Last Chance Valley, N of Chilcoat. 1706 Comment
  CAS-BOT-BC216881  Achnatherum occidentale John Thomas Howell 1960-7-19 35670 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC210841  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-7-19 35684 A Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC32030  Achnatherum occidentale subsp. californicum L. Ahart 1978-7-29 1792 Plumas 0.5 mi below Bunker Hill Mine. 2000 Comment
  JEPS102742  Achnatherum occidentale subsp. californicum Lowell Ahart 2001-7-11 8896 Plumas Large outcrop SW of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  CHSC108144  Achnatherum occidentale subsp. occidentale Lowell Ahart 2011-9-17 17673 Plumas On bare open basalt, about 200 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 180 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1645 Comment
  CHSC74149  Achnatherum occidentale subsp. pubescens B. Castro 1998-7-28 817 Plumas Ca 2 mi SW of La Porte and 0.6 mi E of American House, on S-facing slope E of the La Porte Rd. On open roadcut edge within 15 ft of main road and also in a natural opening ca 120 ft to the S. 1508 Comment
  CAS-BOT-BC217995  Achnatherum webberi John Thomas Howell; Gordon H. True 1973-7-31 50122 Plumas Summit ridge of Thompson Peak, Diamond Range 2133 Comment
  CHSC52488  Achnatherum webberi L. P. Janeway 1989-6-30 3448 Plumas Plumas National Forest. Along rd 24N45 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth. 1874 Comment
  UCD51299  Achnatherum webberi John Thomas Howell; Gordon H. True 1973-7-31 50122 Plumas Canadian Zone forest, summit ridge of Thompson Peak, Diamond Range. 2133 Comment
  CHSC100326  Acmispon americanus var. americanus Lowell Ahart 2008-8-13 15170 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  JEPS122300  Acmispon americanus var. americanus Lowell Ahart 2014-8-24 19759 -A Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CAS-BOT-BC391477  Aconitum columbianum subsp. columbianum Lowell Ahart 1981-7-21 2949 Plumas Near Dixon Creek, north of Pilot Peak 1600 Comment
  CAS-BOT-BC391480  Aconitum columbianum subsp. columbianum Joseph Andorfer Ewan 1934-7-18 8545 Plumas Middle Fork Feather R. near Dentens Comment
  POM270463  Aconitum columbianum var. columbianum Lyman Benson 1932-7-29 3983 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CAS-BOT-BC412895  Aconogonon davisiae John Thomas Howell 1951-6-28 27692 Plumas Eureka Peak 2133 Comment
  CHSC75521  Aconogonon phytolaccifolium G. F. Hrusa; T. D. Wilfred 1996-7-9 13195 Plumas Grizzly Campground, s of Bucks Lake on Hwy 162. 1600 Comment
  CHSC84342  Actaea rubra Lowell Ahart 2003-8-13 10502 Plumas On the east side of Hopkins Creek, about 30 yards south of where Hopkins Creek forks, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain, about 10 1/2 miles (air) northeast of La Porte. 1524 Comment
  SEINET10536070  Actaea rubra subsp. arguta Mary Susan Taylor 1981-8-20 Taylor 4228 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
  SEINET10573315  Actaea rubra subsp. arguta Taylor 1981-6-2 Taylor 3828 Plumas By creek 1189 Comment
  SEINET10536069  Actaea rubra subsp. arguta Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3828 Plumas T24N R10E nw/se sec 25, Spring Garden quad. By creek, entering Greenhorn & Estray Creeks, W side of Williams Loop, ca. 0.2 mi S of Spring Garden Overpass on Hwy 70, ca. 1.5 mi W of Spring Garden. 3900 ft. 1189 Comment
  UC88428  Adenocaulon bicolor Mrs. R. M. Austin 381 Plumas ?iney? <illegible, see label> Comment
  CAS-BOT-BC65501  Adiantum aleuticum Lowell Ahart 1979-8-4 s.n. Plumas About 1 mile west of Pilot Pk. 1800 Comment
  CDA13428  Agastache urticifolia G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13276 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  CHSC52027  Agastache urticifolia L. P. Janeway 1989-6-23 3386 Plumas Plumas National Forest. W'ly facing slope overlooking Crocker Cr; vicinity of Crocker Guard Station. 1874 Comment
  UC1124435  Agastache urticifolia E. Sawyer 1935-6-27 170 Plumas 3 1/2 mi n Hawks; Plumas National Forest, Sierraville Quad. Comment
  UCR18723  Agastache urticifolia Frank C. Vasek 1975-7-10 750710- 24 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  JEPS113441  Ageratina occidentalis Lowell Ahart, John Dittes 2007-8-9 14454 Plumas On the east side of a ridge, about 200 yards south of the intersection, about 1 mile south of Mount Ingalls, about 5 miles (air) northwest of the north end of Lake Davis 2416 Comment
  RSA726332  Ageratina occidentalis L. Ahart, John Dittes 2007-8-9 14454 Plumas On the east side of a ridge, about 200 yards south of the intersection, about 1 mile south of Mount Ingalls, about 5 miles (air) northwest of the north end of Lake Davis. 2417 Comment
  RSA795721  Ageratina occidentalis L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16215 Plumas Along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 air miles northeast of Rush Creek Hill, 2.6 air miles ESE of Caribou Powerhouse. 1678 Comment
  SD8936  Ageratina occidentalis unknown 1882-7-26 Plumas Hamilton Bridge, Big Meadows. Comment
  CAS-BOT-BC21382  Agoseris aurantiaca var. aurantiaca John Thomas Howell 1960-7-18 35562 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC15456  Agoseris glauca var. glauca John Thomas Howell 1962-6-17 37701 Plumas Portola 1463 Comment
  RSA726446  Agoseris glauca var. monticola L. Ahart, John Dittes 2007-6-17 14167 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
  SEINET10474075  Agoseris grandiflora Mary Susan Taylor 1982-8-4 Taylor 4911 Plumas T25N R10E sw/sw sec 34. Spring Garden quad. Jct of 25N14 and Taylor Creek and along ne side of Taylor Creek, ca. 5 mi ne of Quincy. Mixed Evergreen Forest; 4500 ft. 1372 Comment
  CAS-BOT-BC22909  Agoseris heterophylla Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1965 Plumas Butterfly Botanical Area and vicinity, Trestle glen 1112 Comment
  CAS-BOT-BC22916  Agoseris heterophylla John Thomas Howell 1961-6-21 36637 Plumas Greenville 1097 Comment
  CHSC97627  Agoseris heterophylla Lowell Ahart; John Dittes 2007-6-16 14099 Plumas On dry soil, 100 yards east of 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
  SEINET12851510  Agropyron elongatum W. Harnach, N. Harnach 2000-8-23 994 Plumas Sierra Valley, on Dyson Lane, 0.25 mile E of the intersection with County Road A-24. 1492 Comment
  CAS-BOT-BC127496  Agrostis capillaris L. P. Janeway 1992-8-30 4303 Plumas Plumas National Forest. Beckwourth Ranger District. McRae Compartment. McRae Meadow. Upper end of East Nelson Creek. 1914 Comment
  CAS-BOT-BC494113  Agrostis capillaris W. Harnach; N. Harnach 2000-8-2 971 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC127096  Agrostis exarata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1456 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek. 883 Comment
  CAS-BOT-BC127099  Agrostis exarata Lowell Ahart 1980-8-12 2561 Plumas Sierra Nevada. Along Slate Creek. 1250 Comment
  CAS-BOT-BC139607  Agrostis gigantea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1530 Plumas Butterfly Botanical Area and Vicinity. Area north of Pond Reservoir. 1097 Comment
  CHSC101999  Agrostis pallens L. P. Janeway; B. Castro 2009-8-29 9940 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
  CHSC117469  Agrostis scabra B. Castro; Robin Carter 2010-7-17 1824 Plumas Northern High Sierra Nevada. Plumas National Forest; Indian Creek at base of Antelope Lake Dam, at 'Gaging Station' site on maps. On S edge of creek, ca 75 ft downstream of dam outlet. 1499 Comment
  SJSU13946  Agrostis scabra N. A. Hopkins 1985-8-27 1315 Plumas Grass Lake 1786 Comment
  CHSC81175  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 northeast of Chester. 1371 Comment
  CHSC108121  Agrostis variabilis Lowell Ahart 2011-9-20 17689 Plumas Open area around a primitive campsite, on the south side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  CHSC97302  Agrostis variabilis Lowell Ahart; John Dittes 2007-8-9 14438 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
  JEPS28278  Agrostis variabilis George W. Gillett 1957-7-17 788 Plumas stream running from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 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-BC131950  Allium Catherine Best 1980-6-13 s.n. Plumas Hwy. A23 - 3 mi south of Beckwourth Comment
  JEPS47582  Allium acuminatum W. I. Follett 1937-6-13 1 Plumas head of Rich Gulch Deadwood Ravine, Rich Gulch Comment
  SEINET3883801  Allium anceps Stanley L. Welsh, N. Duane Atwood 2001-6-13 28129 Plumas Red Clover Valley, ca 12 miles north of Beckwourth.; 0 1679 Comment
  JEPS113917  Allium anceps William Harnach 2004-4-24 1157 Plumas Sierra Valley open rocky flat below the cemetery to the west of Co. Road A-23. Comment
  JEPS47589  Allium bisceptrum var. bisceptrum John W. Duffield 1937-6-9 Plumas road to Quincy 1097 Comment
  JEPS102620  Allium campanulatum Lowell Ahart 2001-7-17 8916 Plumas Meadows, on the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  SBBG30570  Allium campanulatum D. Myrick 1968-6-18 1944 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  RSA109811  Allium campanulatum E. K. Balls, Lee W. Lenz 1956-6-19 21843 Plumas Forest Lodge, SW of Greenville. 1128 Comment
  SEINET199811  Allium campanulatum Francia Chisaki 1956-6-1 898 Plumas On Highway Alt. #40, 5.7 miles east of Virgilia, Comment
  SEINET8533610 Image available Allium campanulatum L. Constance 1938-6-10 2321 Plumas Feather River at Chester near Lake Almanor 1219 Comment
  UC614423  Allium campanulatum L. Constance 1938-6-10 2321 Plumas near Lake Almanor (Feather River at Chester); Feather River, Chester 1219 Comment
  UC1523725  Allium lemmonii Gary Schoolcraft 1983-5-24 949 Plumas w side of Sierra Valley Sierra Valley 1524 Comment
  UCD143206  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
  CAS-BOT-BC472813  Allium obtusum Margaret Williams; Emily McPherson 1974-8-5 74 -P-4 Plumas Above Silver Lake, Trail to Mt. Elwell, Lakes Basin, Sierra Nevada 2072 Comment
  CAS-BOT-BC474281  Allium obtusum var. obtusum Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Plumas County Comment
  SEINET10471988  Allium parvum Mary Susan Taylor 1982-5-14 Taylor 4442 Plumas T23N R13E sw/se sec 10. Blairsden quad. Sagebrush Scrub over rocky volcanics, along Turner Springs Rd, just s of its jct with Hwy 114, ca. 2 air mi sw of Portola. 5000 ft. 1524 Comment
  SEINET10471989  Allium parvum Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4477 Plumas T27N R8E ne/se sec 35. Almanor NE quad. Very steep w facing serpentine slope & fill, n side of 27N92, ca. 2 air mi se of Canyon Dam. 5097 ft. 1553 Comment
  CHSC57461  Allium platycaule L. P. Janeway; Garrett Gibson 1991-6-11 4000 Plumas Plumas National Forest. Above Poco Creek ca 0.4 mi north-east of Beckwourth-Genesee Road (rd 111) and Red Clover Creek. 1706 Comment
  RSA164372  Allium platycaule Clare B. Hardham 1961-6-16 7467 Plumas Diamond Peak. 2287 Comment
  CAS-BOT-BC131948  Allium tribracteatum John Thomas Howell; Gordon H. True 1967-7-11 43372 Plumas About 2 miles southeast of Mt. Hough 1828 Comment
  CAS-BOT-BC476719  Allium validum Ahart Lowell 1981-7-21 2960 Plumas Buzzards Roost Ridge, north of Pilot Peak 2000 Comment
  CAS-BOT-BC476725  Allium validum Lloyd W. Swift 1932-7-17 68 Plumas Oats Meadow in Grass Valley 1584 Comment
  SEINET10472025  Allium validum Mary Susan Taylor 1982-8-4 Taylor 4917 Plumas T25N R10E nw/se sec 23. Greenville SE quad. ALong spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 6200 ft. 1890 Comment
  SEINET14407662  Allophyllum gilioides subsp. violaceum A. A. Heller, P. B. Kennedy 1907-7-4 8726 Plumas Ridge E of Red Clover Valley. Comment
  CHSC63153  Allophyllum integrifolium Lowell Ahart 1994-7-7 7455 Plumas Plumas and Sierra County. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  JEPS113798  Allophyllum integrifolium Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14049 Plumas 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  JEPS95554  Allophyllum integrifolium Lowell Ahart 1994-7-7 7455 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  POM147042  Allophyllum violaceum Alice Eastwood 1927-06 14922 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  CAS-BOT-BC171346  Alnus incana subsp. tenuifolia W. R. Dudley 1909-8-25 s.n. Plumas Creek Bank, Sierra Valley Comment
  CAS-BOT-BC171351  Alnus incana subsp. tenuifolia John Thomas Howell 1955-7-20 30839 Plumas Mohawk. Sierra Nevada 1371 Comment
  CAS-BOT-BC171364  Alnus incana subsp. tenuifolia Lyman Benson 1932-7-29 3989 Plumas Buck Lake. Sierra Nevada. Feather River Watershed 2133 Comment
  HSC93348  Alnus incana subsp. tenuifolia Vernon H. Oswald, L. Ahart 1996-7-15 8043 Plumas E side of Last Chance Marsh at N end of Lake Almanor, 1.4 mi. S of Last Chance Campground, E from the FS Rd. 29N11 1372 Comment
  POM161742  Alnus incana subsp. tenuifolia R. C. Bacigalupi 1927-7-11 1695 Plumas Grassy Lake Meadows. Golden Lake Region. 1890 Comment
  RSA452808  Alnus incana subsp. tenuifolia B. C. Templeton 1967-4-23 10743 Plumas Butterfly Valley, near Quincy. 1067 Comment
  RSA59909  Alnus incana subsp. tenuifolia E. K. Balls 1950-9-14 15824 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  UCD109971  Alnus incana subsp. tenuifolia John Thomas Howell 1959-9-24 34936 Plumas Butterfly Creek, near mouth. Comment
  CAS-BOT-BC171349  Alnus incana subsp. tenuifolia John Thomas Howell 1960-7-17 35501 Plumas Drakesbad, Lassen Volcanic Park 1828 Comment
  SEINET11688364  Alopecurus aequalis Unknown 1985-1 5098 Plumas ca 4.25 mi NE of La Porte, Little Grass Valley Res. where South Fork of Feather River flows in lake 1585 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
  CAS-BOT-BC137995  Alopecurus geniculatus David D. Keck 1932-7-3 1667 Plumas Northern Sierra Nevada. Quincy. 1065 Comment
  CHSC36931  Amaranthus albus M. S. Taylor 1982-9-7 5098 Plumas Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  UCD20958  Amelanchier alnifolia E. Bortiri 2002-6-1 WFC 6 Plumas Faggs Pond, South of Bucks Lake, Plumas NF. Comment
  CHSC81815  Amelanchier alnifolia var. pumila Lowell Ahart 2001-10-16 9388 Plumas On the northwest side of Round Valley Reservoir, just south of the road, about 2 1/2 miles southwest of Greenville. 1366 Comment
  CAS-BOT-BC136787  Amelanchier utahensis Walter Knight; Irja Knight 1967-5-22 1908 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC136792  Amelanchier utahensis Alice Eastwood 1927-6-13 14541 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  UC1127769  Amelanchier utahensis F. W. Embree 1934-6-6 92 Plumas Three Lakes; Plumas National Forest, Bidwell Bar Quad. 1889 Comment
  UC567084  Amelanchier utahensis E. Sawyer 1935-5-21 16 Plumas 2 mi e Beckwith; Sierraville Quad. 1584 Comment
  CAS-BOT-BC213970  Amsinckia A. A. Heller; P. B. Kennedy 1907-7-15 8850 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  UC127434  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
  CHSC45414  Anemone drummondii Lowell Ahart 1979-7-18 1992 Plumas On the north side of the dirt road, north of Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  CHSC63972  Anemone drummondii B. Castro; G. Kuenster 1994-6-30 519 Plumas Ca 0.1 mi SE of Grizzly Mtn (= Red Mtn on some maps), along either side of USFS Rd 23N69. 1911 Comment
  CHSC98340  Anemone drummondii L. P. Janeway 2007-6-3 9014 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
  CAS-BOT-BC391847  Anemone drummondii Gladys L. Smith 1976-6-7 4615 Plumas Curve of road just after crossing inlet creek of Little Grass Valley Res. County line of Plumas and Butte County 1889 Comment
  CAS-BOT-BC391930  Anemone lyallii Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  JEPS113800  Angelica breweri Lowell Ahart, John Dittes 2007-8-9 14453 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
  UCD127137  Angelica breweri K. L. Olson 1949-7-31 22 Plumas Feather River Canyon, 2 miles north of Howells, on road to Caribou. Comment
  CDA38188  Angelica breweri T. C. Fuller 1957-9-16 396 -57 Plumas Virgilia. 0 Comment
  SEINET10454674  Angelica breweri Mary Susan Taylor 1982-9-8 Taylor 5120 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  JEPS113541  Antennaria argentea Lowell Ahart, Josephine Guardino 2007-7-21 14376 Plumas Around pine trees, along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1813 Comment
  CAS-BOT-BC59320  Antennaria argentea John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54232 Plumas About 4 miles southeast of Mt. Hough on the road to Quincy 1645 Comment
  JEPS55232  Antennaria argentea Lewis S. Rose 1967-7-11 67161 Plumas 6 mi n Quincy Junction; Mt. Hough Road 1706 Comment
  CAS-BOT-BC59178  Antennaria dimorpha John Thomas Howell 1962-6-17 37707 Plumas Portola 1463 Comment
  CHSC57062  Antennaria geyeri L. P. Janeway; Garrett Gibson 1991-7-11 4073 B Plumas Plumas National Forest. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  CHSC89284  Antennaria geyeri G. F. Hrusa; Kerr, S. Winterton 2004-6-25 16338 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
  UC336310  Antennaria geyeri unknown 1883-7-1 Plumas Indian Valley Comment
  CAS-BOT-BC64786  Antennaria luzuloides subsp. aberrans John Thomas Howell 1962-6-18 37789 Plumas Sierra Valley near Beckworth 1487 Comment
  CHSC52922  Antennaria luzuloides subsp. aberrans L. P. Janeway 1989-6-15 3323 Plumas Plumas National Forest. Along S'ly side of Red Clover Valley. 1676 Comment
  UCD129036  Antennaria umbrinella G. L. Stebbins Jr.; J. A. Jenkins 1937-7-10 2312 Plumas west of head of Stony Ridge, Diamond Mountains. 1828 Comment
  RSA59270  Anthemis cotula E. K. Balls 1950-8-31 15564 Plumas Behind Forest Service Ranger Station, Quincy, American Valley Comment
  CHSC48968  Antirrhinum vexillo-calyculatum subsp. intermedium Vernon Oswald 1984-8-14 1643 Plumas Hwy 70, 21.0 mi n of the Butte-Plumas Co. line. 822 Comment
  UCD123492  Antirrhinum vexillocalyculatum subsp. intermedium D. Sanchez-Mata; R. Rodriguez-Rojo 1997-8-16 s.n. Plumas Rick Bar-Virgilia. Plumas National Forest. 820 Comment
  CDA18578  Apocynum androsaemifolium G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3300 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  CHSC21304  Apocynum androsaemifolium F. T. Griggs; A. Pass 1975-7-8 126 Plumas Bucks Lake. Comment
  CHSC34866  Apocynum androsaemifolium M. S. Taylor 1981-7-17 4035 Plumas Lakes Basin, Bear Lakes trail, just s of spur trail to Gold Lake Lodge, ca. 6 mi s of Mohawk. 1981 Comment
  UC1123470  Apocynum androsaemifolium F. W. Embree 1934-6-11 97 Plumas 1 mi. n.e. Bucks Ranch; Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  UCSB71626  Apocynum androsaemifolium 1962-6-12 Plumas In upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  JEPS86275  Apocynum androsaemifolium W. L. Jepson 1939-8-7 19347 Plumas near University Camp (Meadow Valley); Meadow Valley 1158 Comment
  SEINET10906720  Apocynum cannabinum var. glaberrimum Mary Susan Taylor 1981-7-27 Taylor 4134 Plumas Dry granite rd embankment; jct Flournoy Grade (25N42) and Beckwourth-Genesse Rd., ca. 3 air mi NE of Genessee. 3700 ft. 1128 Comment
  CAS-BOT-BC397886  Aquilegia formosa David D. Keck 1932-7-3 1632 Plumas Quincy, to south of town. 1065 Comment
  CAS-BOT-BC397889  Aquilegia formosa Lowell Ahart 1983-8-17 4335 Plumas West of Pilot Pk., about 11 miles northeast of La Porte. South of Onion Valley, near the Qunicy La Porte Road. 2000 Comment
  CHSC52773  Aquilegia formosa var. truncata R. E. Preston 1981-7-8 27 Plumas N slope of Humbolt Peak, ca. 5.5 km NE of Jonesville 2040 Comment
  SEINET10448238  Arabis drummondii Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4330 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  UC117906  Arabis glabra T. S. Brandegee 1882-7-26 Plumas Big Meadows Comment
  RSA0126161  Arabis glabra J. T. Howell, Gordon H. True, Walter Knight, I. Knight 1967-7-10 2129 Plumas Butterfly Botanical Area and Vicinity. 1128 Comment
  SEINET2139858  Arceuthobium abietinum R. L. Mathiasen 2007-1 2007 -31 Plumas Ca. 1.6 km E. of Grizzly Summit on forest road 414 1700 Comment
  CHSC43232  Arceuthobium californicum Lowell Ahart 1987-9-29 5908 Plumas Along Hartman Bar Ridge Road, about 3 1/2 miles north-west of Tamarack Flat, about 5 1/2 miles north-west of Little Grass Valley Reservoir. 1706 Comment
  CAS-BOT-BC407771  Arceuthobium californicum Robert J. Weatherby 1955-8-2 1667 Plumas Jeep trail from Spanish Ranch to Bean Hill Diggings, Meadow Valley 1158 Comment
  UC1078838  Arceuthobium campylopodum Job Kuijt 1958-5-20 1346 Plumas 21.5 mi n Sierraville Comment
  CHSC62413  Arctium minus L. P. Janeway 1993-8-26 4545 Plumas Plumas National Forest. Northwest corner of Sierra Valley; riverbank on south side of Middle Fork Feather River, 1 mi west of Beckwourth and 4 mi east of Portola. 1484 Comment
  RSA609442  Arctostaphylos L. C. Wheeler 1958-7-30 7354 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1584 Comment
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Mar 9 2007
  CAS-BOT-BC38485  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
  SD147588  Arctostaphylos mewukka subsp. truei John Thomas Howell 1976-4-2 51570 Plumas Injun Jim Campground, North Fork Feather River. 609 Comment
  CAS-BOT-BC40008  Arctostaphylos nevadensis John Thomas Howell; Gordon H. True 1967-7-11 43345 Plumas Summit ridge of Mt. Hough 2194 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
  CAS-BOT-BC40004  Arctostaphylos nevadensis Robert J. Weatherby 1955-6-22 1538 Plumas Spanish Peak 2133 Comment
  RSA122008  Arctostaphylos patula D. Axelrod 1934-6-4 10 Plumas Southwest of La Porte. Alt. 5400 feet. Comment
  CHSC55689  Arctostaphylos viscida Ben Cunningham 1991-4-20 Plumas Ca. 20 ft w of Highway 70 at Twain, 18 mi s of Greenville. 975 Comment
  UCD23332  Arctostaphylos viscida subsp. viscida E. W. Jameson 1948-11-20 s.n. Plumas 4 mi. north of Quincy. 1097 Comment
  CHSC91926  Arenaria aculeata L. P. Janeway 2005-7-31 8509 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak. 1875 Comment
  CHSC36834  Arnica chamissonis M. S. Taylor 1981-6-25 3948 Plumas Ramelli Ranch, ca. 1/8 mi S of Hwy 70 ca. 1/2 mi SW of Beckwourth. Around North Fork Feather River. 1493 Comment
  CHSC97583  Arnica chamissonis Lowell Ahart; John Dittes 2007-6-17 14199 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
  SEINET3085704 Image available Arnica chamissonis F. W. Peirson 1926-6-21 6793 Plumas Along shore of Lake Almanor. Comment
  SEINET10474097  Arnica chamissonis subsp. foliosa Mary Susan Taylor 1982-9-7 Taylor 5093 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CHSC62533  Arnica dealbata B. Castro; Jacque Jurewicz 1992-9-23 460 A Plumas Ca 3.5 air mi SE of Bucks Lake, on the Pacific Crest Trail and just off S side of USFS Rd 23N19, ca 0.3 mi S of its jcn with USFS Rd 23N74Y. On N aspect of saddle on NW-SE trending ridge. 1828 Comment
  UC84123  Arnica dealbata R. M. Austin July 1896 Plumas Lassen Peak Comment
  CAS-BOT-BC295862  Arnica dealbata C. R. Quick 1947-8-3 47 -72 Plumas Highway #89, 1.7 miles SW of Quincy-Mt. Lassen Chester junction Comment
  CAS-BOT-BC82499  Arnica discoidea John Thomas Howell 1976-7-15 51865 Plumas Snake Lake, about 4 miles northwest of Quincy 1219 Comment
  CDA13359  Arnica discoidea G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13208 Plumas Sierra Nevada; Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  CHSC61397  Arnica discoidea Vernon H. Oswald; Lowell Ahart 1993-8-11 5781 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Park. 1767 Comment
  CAS-BOT-BC82502  Arnica discoidea C. R. Quick 1941-8-31 41 -60 Plumas [S.E.of] S.E. of Quincy Comment
  CAS-BOT-BC82503  Arnica discoidea Thos. Harris 1969-7-25 s.n. Plumas on ridge south of Almanor 1584 Comment
  CAS-BOT-BC146267  Arrhenatherum elatius var. elatius John Thomas Howell 1975-7-22 51346 Plumas Sierra Nevada. Quincy Junction Road near Quincy. 1036 Comment
  CHSC112558  Artemisia arbuscula subsp. arbuscula B. Castro; L. P. Janeway 2007-6-9 1641 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, ca 500 ft below edge of open Ponderosa-Jeffrey pine forest. 1673 Comment
  RSA122478  Artemisia cana C. G. Albertus 1935-8-29 271 Plumas 2.5 miles south of Bagley Pass. 1768 Comment
  UC1119351  Artemisia cana subsp. bolanderi C. G. Albertus 1935-8-29 271 Plumas 2 1/2 mi s Bagley Pass; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC90412  Artemisia douglasiana John Thomas Howell 1959-9-21 34772 Plumas N. Fk. Feather River near Belden 701 Comment
  CDA14033  Artemisia douglasiana G. F. Hrusa, T. D. Wilfred 1996-8-1 13405 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CHSC34888  Artemisia douglasiana M. S. Taylor 1981-8-28 4247 Plumas Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. 1432 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
  JEPS88399  Artemisia douglasiana Vernon H. Oswald and Lowell Ahart 1996-7-15 8022 Plumas Lake Almanor High Cascade Range (e side of arm of Lake extending n from the Hwy 36 causeway, s of point where the road to Last Chance Campground (28N11) begins to parallel lake) 1371 Comment
  JEPS117308  Artemisia tridentata subsp. vaseyana Lowell Ahart 2010-10-21 17308 Plumas About 10 yards west of the spring, on the south side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak 1928 Comment
  JEPS125809  Artemisia tridentata subsp. wyomingensis William Harnach 2015-3-27 1398 Plumas 0.75 miles ENE of the intersection of Highway 49 and Dyson Lane approximately 4 miles South of Vinton, Ca. Comment
  UCSB45732  Asarum hartwegii Reisentz, Paul 1979-5-12 Plumas At Lewisia Roack, 3 miles north of Injun Jim Campground on Highway 70 Comment
  SEINET3928134  Asarum lemmonii Lewis S. Rose 1963-6-3 63 /13 Plumas Butterfly Valley, 2 mi SE of Keddie.; 0 1189 Comment
  UC54560  Asclepias cordifolia H. M. Hall and E. B. Babcock July 1903 4454 Plumas Fox Creek Sierra Nevada Mountains 1524 Comment
  RSA401667B  Asclepias cordifolia Miss Hutchinson 1910-1 s.n. Plumas Lake Tahoe. Comment
  JEPS6283  Asclepias speciosa W. L. Jepson 1939-8-4 19340 Plumas Rock Creek; Meadow Valley 1219 Comment
  CHSC117448  Aspidotis densa Lowell Ahart 2016-6-29 21059 Plumas On the east side of a very small drainage, on the southwest part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC98350  Aspidotis densa L. P. Janeway 2007-6-3 9012 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 Comment
  JEPS95308  Aspidotis densa Lowell Ahart 1994-7-28 7538 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CAS-BOT-BC97466  Aster Mrs. S. Earle Kelley 1928-7-1 s.n. Plumas Greenville Comment
  CAS-BOT-BC97473  Aster M. S. Taylor 1981-7-29 4147 Plumas Genesee Valley quad. Along creek crossing 25N42-Flournoy Grade; 0.2 mi n of North branch of Ward Creek, 1828 Comment
  CAS-BOT-BC97477  Aster Clare B. Hardham 1978-8-11 21803 Plumas Red Clover Creek Road 1219 Comment
  CDA14224  Aster eatonii G. F. Hrusa, T. D. Wilfred 1996-8-23 13529 Plumas Sierra Nevada; Upper Long Valley Creek below confluence with Bull Run Creek. 1 mi. E of Lava Peak, & 2 mi. NE of Cromwell townsite. Along old 12E19 pack trail, now largely unused in upper parts. Comment
  RSA716696  Aster integrifolius L. Ahart, John Dittes 2005-9-20 12424 Plumas Southwest side of Mud Lake, about 0.5 mile northeast of Eisenheimer Peak, about 0.75 mile south of Wilcox Valley. 2030 Comment
  RSA59335  Aster occidentalis var. occidentalis E. K. Balls 1950-9-11 15781 Plumas Lakes Center Public Campground, west of stream, opposite lodges. 2043 Comment
  SEINET10474440  Aster radulinus Mary Susan Taylor 1981-8-19 Taylor 4218 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
  SD46410  Astragalus bolanderi Robert J. Weatherby 1955-7-26 1664 Plumas On ridge north of Spanish Peak. 2100 Comment
  JEPS91425  Astragalus canadensis var. brevidens Dean Wm. Taylor with Glenn L. Clifton 1990-6-26 11177 Plumas Sierra Valley; near junction Road A24 and Dyson Lane, in SW corner of the junction 1432 Comment
  CHSC60533  Astragalus lentiformis L. P. Janeway 1992-5-13 4172 Plumas Plumas National Forest. North side of Lake Davis and 950 ft north of Rd 112, ca 7 mi northwest of the road to the dam. 1780 Comment
  SD72047  Astragalus lentiformis John Thomas Howell 1962-6-17 37702 Plumas Portola, with sagebrush under Jeffrey pines 1463 Comment
  CAS-BOT-BC187164  Astragalus lentiginosus var. floribundus L. P. Janeway; Jannice Cutler 1992-5-28 4207 Plumas Southwest side of Dotta Canyon 1.1 mi southeast of Beckwourth-Genesee Road 1685 Comment
  CHSC52411  Astragalus lentiginosus var. lentiginosus L. P. Janeway 1989-6-30 3422 Plumas Plumas National Forest. Along the Beckwourth-Genesee Rd (rd 111) 5.7 mi N of Beckwourth, almost to Crocker Mdw. 1767 Comment
  RSA0006800  Astragalus lentiginosus var. lentiginosus S. W. Austin 1902-06 s.n. Plumas [Baker City] Comment
  UC82731  Astragalus pulsiferae var. pulsiferae Mrs. R. M. Austin July 1876-July 1891 34 Plumas Genessee Valley Comment
  CAS-BOT-BC193043  Astragalus purshii var. tinctus Alice Rosenberg 1917-6-20 s.n. Plumas Blairsden Comment
  RSA121721  Astragalus purshii var. tinctus E. Sawyer 1935-5-22 25 Plumas 2.5 miles southeast of Beckwith. 1494 Comment
  JEPS48890  Astragalus whitneyi var. confusus Esther C. Fritz 1933-7-4 Plumas Spanish Peak Spanish Peak (in wet meadow) 2133 Comment
  CHSC52929  Asyneuma prenanthoides L. P. Janeway 1989-8-1 3544 Plumas Plumas National Forest. N'ly facing slope above Poplar Cr, ca 1 1/2 mi SW of Big Hill. 1539 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
  CAS-BOT-BC66008  Athyrium filix-femina M. S. Taylor 1982-8-9 4949 Plumas Almanor NE quad. Jct of rd 26N17Y and Pliocene Creek, ca. 1 mi nw of Rattlesnake Hill, ca. 2 mi s of Canyon Dam 1645 Comment
  CAS-BOT-BC66093  Athyrium filix-femina var. cyclosorum John Thomas Howell 1926-7-27 2144 Plumas Near Prattville 1463 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
  JEPS102467  Athyrium filix-femina var. cyclosorum Lowell Ahart 2001-7-19 8935 Plumas On the banks of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  SD9780  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin 1880-1 Plumas Big Meadow Comment
  SD9782  Athyrium filix-femina var. cyclosorum Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
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Jun 22 2011
  CAS-BOT-BC66097  Athyrium filix-femina var. cyclosorum David D. Keck 1932-7-3 1693 Plumas just west of town, Quincy, in the Northern Sierra Nevada 1066 Comment
  CHSC34271  Athysanus pusillus M. S. Taylor 1981-5-10 3679 Plumas Forest next to Pioneer Cabin meadow, e side of Antelope Lake, ca. 20 air mi ne of Taylorsville. 1536 Comment
  CDA23331  Atriplex truncata J. T. Howell 1959-9-25 35017 Plumas Sierra Nevada; 5 miles east of Beckwourth, Sierra Valley. Comment
  CAS-BOT-BC146151  Avena fatua John Thomas Howell; Gordon H. True 1968-6-10 44552 Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC100040  Balsamorhiza deltoidea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1952 Plumas Fern Glen 1097 Comment
  CAS-BOT-BC100037  Balsamorhiza deltoidea Alice Eastwood 1927-6-14 14570 Plumas United States Forest Reserve, Forest Lodge Greenville Comment
  CAS-BOT-BC106458  Balsamorhiza hookeri John Thomas Howell 1962-6-18 37788 Plumas Sierra Valley near Beckwourth - Sierra Nevada 1487 Comment
  CAS-BOT-BC106454  Balsamorhiza hookeri L. P. Janeway 1990-6-7 3704 Plumas Plumas National Forest, Bechwourth Ranger District - Mt. Ingalls quad, Forested flat on N side of Long Valley ca 1/2 mi. E 1371 Comment
  CHSC57255  Balsamorhiza macrolepis var. platylepis L. P. Janeway 1991-5-29 3972 Plumas Plumas National Forest. Red Clover Valley; along Beckwourth-Genesee Road (road 111) 1.0 mi northwest of the old Clover Valley Ranch buildings. 1664 Comment
  CHSC75900  Balsamorhiza macrolepis var. platylepis G. F. Hrusa 1997-5-30 13850 Plumas 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
  CHSC42198  Balsamorhiza sagittata Julie L. Brown 1986-4-13 Plumas Ca. 6 m NE of Hwy 70 on Hwy 89 and 1.2 km from Greenville. 909 Comment
  CAS-BOT-BC16566  Barbarea orthoceras Anna Head 1920-6-1 s.n. Plumas Feather River Region. Lake Center Camp. 1920 Comment
  CAS-BOT-BC16572  Barbarea orthoceras Mary Strong Clemens 1920-5-31 s.n. Plumas Greenville. Comment
  CAS-BOT-BC16573  Barbarea orthoceras W. W. Wagner 1919-5-25 269 Plumas Vicinity of Quincy. Squirrel Creek. 1615 Comment
  UCD15498  Barbarea orthoceras Patsy Barry 1984-5-28 23 Plumas Creek at Benner Creek Campground. 1706 Comment
  CAS-BOT-BC145803  Beckmannia syzigachne Fred Sommers; Greg Sommers 1976-6-24 141 Plumas Sierra Nevada. Sierra Valley Marsh, 500 m northeast of Marble Hot Springs. 1524 Comment
  SEINET4176591  Bistorta bistortoides A. A. Heller, P. Kennedy 1907-7-9 8793 Plumas Prattville Comment
  SEINET4176618  Bistorta bistortoides M. Foster 1988-6-5 154 Plumas Grizzly Valley Quad, in meadow on either side of Big Grizzly Creek, .25 miles south of Walker Mine Rd., 1 mile west of Lake Davis, 12 miles north by northwest of Portola 1762 Comment
  SEINET7379355 Image available Blepharipappus scaber W. Harnach, N. Harnach 1990-8-27 522 Plumas Sierra Valley. Intersection of Co. Rd. A-23 and Marble Lane 1490 Comment
  RSA0125984  Boechera A. A. Heller 1942-5-8 16453 Plumas 3 miles W of Belden; along Hwy 24. Comment
  CAS-BOT-BC16134  Boechera constancei M. S. Taylor; G. Rotta 1982-5-18 4474 Plumas South side of 27N92, ca. 1.5 air mile southeast of Canyon Dam. 1524 Comment
  CAS-BOT-BC16138  Boechera constancei M. S. Taylor 1982-6-1 4582 Plumas North side of 204, ca. 1 air mile southeast of Long Valley Mine, ca. 4 air miles west of Greenville. 1524 Comment
  CAS-BOT-BC16140  Boechera constancei John Thomas Howell 1975-6-16 51131 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  CHSC35903  Boechera constancei M. S. Taylor; G. Rotta 1982-5-18 4474 Plumas S side of 27N92, ca. 1.5 air mi se of Canyon Dam. 1524 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
  CHSC33786  Boechera pinetorum M. S. Taylor; M. Foster 1981-6-2 3820 Plumas N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  CAS-BOT-BC14264  Boechera pinetorum Mrs. H. C. Cantelow 1940-5-11 3751 Plumas Near Meadow Valley Creek Ford. 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
  CHSC53056  Boechera platysperma L. P. Janeway 1989-7-6 3455 Plumas Plumas National Forest Beckwourth Ranger District Jackson. South-facing volcanic outcrop 'barren' area, above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 0.7 mi on rd 23N48. 1645 Comment
  SEINET12627104 Image available Boechera puberula Martin Schilling 2013-1 MS 221 Plumas on road from Chilcoot to Frenchman Lake, ca. 0.4 air mi after the first bridge, on roadside below rocks, NE-facing 1626 Comment
  CAS-BOT-BC14655  Boechera rectissima John Thomas Howell 1960-7-19 35636 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  JEPS103375  Boechera rectissima Lowell Ahart 2002-6-26 9774 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
  UC1351716  Boechera rectissima L. Constance and T. I. Chuang 1969-7-11 3876 Plumas 7.3 mi se Quincy (on road to Blairsden (Highways 70 & 89)) 1280 Comment
  CAS-BOT-BC25411  Boechera retrofracta John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2437 Plumas Butterfly Botanical Area and Vicinity. From vicinity of Butterfly Creek mouth. 883 Comment
  CHSC4214  Boechera sparsiflora R. Carter 1966-4-28 381 Plumas Found in Feather R. Canyon at Pauls Cr. (ca. 1.5 mi. NE of Rock Cr. Dam) 10 yds. off N side of Hwy. 70 on W side of creek. 731 Comment
  CHSC72308  Boechera sparsiflora L. P. Janeway; Glenn Clifton 1998-7-9 5735 Plumas Thompson Peak, just east of the fire lookout tower and near the top. 2331 Comment
  UCD114379  Boechera sparsiflora M. Vincent 1964-4-8 517 Plumas Near North Fork bridge. Comment
  JEPS95600  Boechera suffrutescens Lowell Ahart 1994-6-29 7409 Plumas about 1/2 mi S of Bucks Lake (N of a poor logging road) 1828 Comment
  CAS-BOT-BC478485  Boisduvalia Clarissa Kimber 1961-8-6 237 Plumas Upper Butterfly Valley, 2.5 mi. W turn off Hwy 89 - US 40 alt. 1 mi S Keddie 1158 Comment
  UC1609397  Botrychium simplex Vernon H. Oswald and Lowell Ahart 1993-8-3 5768 Plumas ca. 9 mi (air) n Lake Almanor (unnamed lake ca. 0.25 mi e of Hay Meadow, n end 30N25, sw corner of lake); s edge Caribou Wilderness 1926 Comment
  CHSC82537  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9785 Plumas In meadow, about 150 yards south of the road, about 3/4 mile (air) west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1716 Comment
  CAS-BOT-BC186698  Brassicaceae John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2375 Plumas In canyon of Butterfly Creek. Between Spanish Creek and Butterfly Valley Comment
  SEINET10475010  Brickellia californica Mary Susan Taylor 1981-9-14 Taylor 4278 Plumas California: Plumas: T25N R9E nw1/4 of ne1/4 sec 9. Greenville SW quad. W side of Hwy 89, ca. 1 air mi N of Hwy 70, ca. 10 air mi W of Quincy (across from Travertine Quarry). 3000 ft. 914 Comment
  CHSC30754  Brickellia greenei M. S. Taylor; W. Dakon, T. Griggs. 1980-9-27 3349 Plumas Ca. 1/4 mi S of Bucks Lake-Spanish Ranch Rd, ca 1/4 mi E of Frenchman Hill, ca 20 mi SW of Quincy. 1645 Comment
  CHSC80799  Brickellia greenei Lowell Ahart 2001-7-17 8931 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
  CAS-BOT-BC127710  Brickellia greenei John Thomas Howell 1974-9-20 50888 Plumas 7 miles from Quincy on road to Blairsden 1097 Comment
  CAS-BOT-BC484593  Brodiaea purdyi John Thomas Howell 1955-7-20 30866 Plumas Mohawk 1371 Comment
  RSA699968  Bromus L. Ahart 2004-7-27 11320 Plumas On the west side of the dirt road ( Forest Road 10), near the Pacific Crest Trail, on the Bunker Hill Ridge, about 1 1 /8 miles (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte 2100 Comment
  UCD148349  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
  CAS-BOT-BC148717  Bromus carinatus var. marginatus John Thomas Howell 1962-6-17 37687 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CHSC53075  Bromus carinatus var. marginatus L. P. Janeway 1989-6-29 3416 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
  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-BC155967  Bromus commutatus John Thomas Howell 1955-7-20 30867 Plumas Sierra Nevada. Mohawk. 1371 Comment
  CAS-BOT-BC155971  Bromus commutatus John Thomas Howell 1962-6-18 37814 Plumas Sierra Nevada. Sierra Valley 5 miles south of Beckwourth. 1493 Comment
  UC196404  Bromus commutatus H. S. Yates 1913-6-24 Plumas Massack 1371 Comment
  SEINET10934808  Bromus commutatus Mary Susan Taylor 1982-6-28 Taylor 4774 A 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
  SEINET10934809  Bromus commutatus Mary Susan Taylor 1982-7-8 Taylor 4804 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
  OBI3369  Bromus diandrus Lewis S. Rose 1968-6-10 68086 Plumas Quincy 1036 Comment
  CAS-BOT-BC155059  Bromus hordeaceus John Thomas Howell 1962-6-18 37754 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  UCD144321  Bromus inermis G. F. Hrusa; T. D. Wilfred 1996-8-1 13417 Plumas Approximately 1/4 mile south of intersection of USFS 24n42 and 24N66, approx. 1 mile south of Brady's Camp, Plumas National Forest. 1900 Comment
  CHSC110414  Bromus japonicus Lowell Ahart 2012-7-1 18258 Plumas On the sides and in the gutter 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
  CHSC40996  Bromus orcuttianus J. D. Jokerst 1984-7-10 2096 Plumas Along the edges of Indian Creek, east of Rattlesnake Ravine and Genesee Valley. 1264 Comment
  CHSC58050  Bromus suksdorfii Vernon H. Oswald; Lowell Ahart 1992-6-2 4969 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. 1822 Comment
  UC600969  Bromus suksdorfii Elizabeth Wood 1938-7-5 7 Plumas between Blairsden and Gold Lake 1676 Comment
  CAS-BOT-BC161354  Bromus tectorum Walter Knight; Irja Knight 1967-5-22 1893 Plumas Butterfly Botanical Area and Vicinity. Butterfly Canyon. 1066 Comment
  CAS-BOT-BC161358  Bromus tectorum Walter Knight; Irja Knight 1967-5-22 1889 Plumas Butterfly Botanical Area and Vicinity. Rubble Gap. 1127 Comment
  CAS-BOT-BC161361  Bromus tectorum Clarence R. Quick 1941-6-10 41 -30 Plumas Just south of Lake Almanor. Comment
  UC1131277  Bromus tectorum E. Sawyer 1935-5-21 4 Plumas 3/4 mi wsw of Beckwith 1493 Comment
  SEINET260545 Image available Bromus vulgaris Michael Cutler, Janice Cutler 1992-6-11 Plumas Ca 0.5 mi S of Quincy; Boyle Ravine; Qunicy 1950 Quad 589-2C. 1100 Comment
  RSA88127  Calamagrostis koelerioides J. T. Howell 1951-6-26 27537 Plumas Feather River Canyon; Sierra Nevada. 854 Comment
  CAS-BOT-BC438480  Calandrinia ciliata W. Harnach; N. Harnach 1991-6-21 555 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23. 1487 Comment
  JEPS113524  Calandrinia ciliata Lowell Ahart, John Dittes 2007-6-16 14086 Plumas On dry bare soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CAS-BOT-BC85761  Calocedrus decurrens Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS105976  Calochortus coeruleus Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11003 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
  SD6512  Calochortus elegans Mrs. R. M. Austin 1878-1 Plumas Big Meadows. Comment
  CHSC67719  Calochortus leichtlinii James D. Jokerst 1979-7-25 Plumas Ca. 20 m S of Meadow Creek, ca. 400 m E of forest service road to Deans Meadow. Comment
  UC570206  Calochortus leichtlinii E. Sawyer 1935-6-4 70 Plumas 3.25 mi se Beckwith Butte 1584 Comment
  UCD139521  Calochortus leichtlinii J. M. Tucker 1948-7-24 1722 Plumas near road from Cascade to Camel Peak. 1615 Comment
  CHSC62606  Calochortus nudus B. Castro 1993-7-8 473 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
  CHSC96761  Calochortus nudus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-26 3363 Plumas Sierra Nevada. Plumas County. 0.3 mile southwest of Bucks Summit. Meadow southeast of the road formed by Bucks Creek. 1645 Comment
  UC1542922  Calochortus nudus Schoolcraft and B. Ertter 1987-6-17 1737 Plumas about 2 mi n Chester 1402 Comment
  UC384666  Calochortus nudus E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CAS-BOT-BC493418  Calochortus nudus A. L., Mrs. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC493422  Calochortus nudus G. D. Barbe; T. C. Fuller; John Thomas Howell 1981-6-23 54161 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  POM258682  Calochortus nudus Marion Ownbey, Ruth P. Ownbey 1938-7-14 1740 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor Comment
  CAS-BOT-BC90965  Calycanthus occidentalis Anna Head 1920-6-18 s.n. Plumas Feather River Region. Camp Rodgers. 701 Comment
  RSA79043  Calycanthus occidentalis E. K. Balls, P. C. Everett 1952-10-14 18212 Plumas 18.6 mi. SW of Belden on Hwy 24, Feather River Hwy. Comment
  CHSC21083  Calyptridium monospermum F. T. Griggs; A. Pass 1975-7-2 53 Plumas Buck's Lake Forest Service Survery. Comment
  UC852127  Calyptridium umbellatum A. A. Heller 1915-7-7 12062 Plumas 12 mi w of Bucks (near summit of Soapstone Ridge in the Sierra Nevada); Sierra Nevada, Soapstone Ridge Comment
  UCD100476  Calyptridium umbellatum J. M. Tucker 1948-7-25 1745 Plumas above mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. Comment
  UCD126111  Calystegia malacophylla Matt Georgeff 1992-5-17 16 Plumas Snake Lake Campgrounfd, 15 miles W of Quincy. Comment
  CDA13360  Calystegia occidentalis subsp. occidentalis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13209 Plumas Sierra Nevada; Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  SEINET10902982  Calystegia polymorpha Mary Susan Taylor 1982-8-12 Taylor 4981 Plumas T22N R12E nw/ne sec 14. Blairsden quad. Along Denton Creek, between 516 and Hwy 70, ca. 1 mi e of Blairsden. Mixed Evergreen Forest; 4700 ft. 1432 Comment
  CHSC2246  Camassia quamash subsp. breviflora R. Morford 1931-5-16 Plumas Humbug Valley 1319 Comment
  CAS-BOT-BC497559  Camassia quamash subsp. breviflora John Thomas Howell 1960-7-23 35957 Plumas Plants of Lassen Volcanic National Park, near Soda Springs, Drakesbad 1828 Comment
  CAS-BOT-BC497560  Camassia quamash subsp. breviflora Anna Head 1920-7-25 s.n. Plumas Outlet to Green Lake, Feather River Region 1950 Comment
  HSC73118  Camissonia tanacetifolia subsp. quadriperforata M. S. Taylor, L. Hanson 1981-7-7 3987 Plumas E side of Beckwourth-Genesee Rd., 0.5 mi. N of Beckwourth 1494 Comment
  RSA186588  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18415 Plumas Hwy 49, 2.4 miles WNW of Sierraville Comment
  POM38107  Camissonia tanacetifolia subsp. tanacetifolia C. C. Bruce 1898-05 2418 Plumas Clear Creek Comment
  SEINET10453245  Camissonia tanacetifolia subsp. tanacetifolia Mary Susan Taylor 1981-7-13 Taylor 3991 Plumas T25N R15E nw sec 1. Ferris Creek quad. Jct Last Chance Creek and 26N01 at its jct with 28N03 (101), 2 mi E of Jordan Flat, ca. 10 mi W of Doyle, ca. 2 mi NW of Meadow View. 5900 ft elev. 1798 Comment
  RSA60139  Campanula prenanthoides E. K. Balls 1950-9-5 15682 Plumas Main trail Thompson Creek, off La Porte Road, off Hwy 24, e. of Quincy. 1463 Comment
  SEINET10462997  Campanula prenanthoides Donald E. Brink, L. M. Mayer 1975-7-3 Brink s.n. Plumas Buck's Lake Forest Service Surve T24N R6E Sec. 26 Comment
  SEINET10905902  Campanula prenanthoides Walter Knight, Irja Knight; John Thomas Howell 1966-7-27 Knight 1553 Plumas At low end of Butterfly Canyon 975 Comment
  CHSC84979  Campanula scouleri Lowell Ahart 2003-10-15 10638 Plumas Old gold mined flat area, about 1/4 mile south of Forest Road 22N94E, about 1/2 mile south of Forest Road 22N94, 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. 1509 Comment
  SEINET10480717  Cardamine Mary Susan Taylor 1981-7-6 Taylor 3968 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  CHSC63243  Cardamine breweri Lowell Ahart 1994-6-17 7354 Plumas In a meadow on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  CAS-BOT-BC37240  Cardamine breweri John Thomas Howell 1960-7-21 35855 Plumas Lassen Volcanic National Park. Northwest of Willow Lake. 1676 Comment
  RSA0116212  Cardamine breweri Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  HSC73122  Cardamine nuttallii M. S. Taylor 1981-6-17 3923 Plumas Junction of Meadow Creek and Rd. 25N10, E side of Mt. Ingalls, 8 air mi. SE of Genesee 2287 Comment
  CDA37790  Cardamine nuttallii G. D. Barbe, T. C Fuller 1982-7-16 3754 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
  UC1730270  Cardamine pachystigma L. P. Janeway 1998-3-30 5438 Plumas Rich Bar, E side of ravine draining to East Branch North Fork Feather River, above Hwy 70; on the talus slope and almost to the edge of the creeklet 1706 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
  CAS-BOT-BC38093  Cardamine pachystigma John Thomas Howell; Gordon H. True 1967-5-9 42217 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC38097  Cardamine pachystigma Roger Raiche 1985-3-29 50165 Plumas Caribou Road, 3.4 miles north of its origin at highway 70 east of Belden, along the north fork of Feather River. 701 Comment
  RSA52953  Cardamine pulcherrima R. Weatherby 1950-5-31 1435 Plumas West shore of Lake Almanor. 1418 Comment
  CHSC103118  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16110 Plumas About 20 yards yeast of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC87980  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11172 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CHSC115511  Carex angustata Lowell Ahart; John Dittes, Josephina Guardino, Steve Green 2015-7-31 20423 Plumas On the west side of Duck Lake (near Blue Lake), 1180 feet north of Forest Service Road 29N18, 3.19 air-miles west-southwest of Sifford Mt., 6.41 air-miles south-southeast of Lassen Peak. 1892 Comment
  CHSC50434  Carex angustata Vernon Oswald 1990-6-22 4315 Plumas Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. 9 mi (air) northwest of Chester. 1767 Comment
  CAS-BOT-BC17921  Carex angustata Brink; Mayer 1975-7-1 s.n. Plumas Sierra Nevada. Bucks Lake area. Comment
  CHSC75932  Carex athrostachya G. F. Hrusa 1997-5-30 13817 Plumas On W side of Rattlesnake Creek, immed. N of Hwy 70 approx 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1300 Comment
  SEINET7550687 Image available Carex athrostachya Lowell Ahart, Josephine Guardino 2005-8-9 12269 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CAS-BOT-BC19736  Carex athrostachya C. Etienne 1969-7-26 285 Plumas Along quiet pond off Middle Fork of Feather River. Highway 89 near Graegle next to Feather River Park Resort entrance. 1280 Comment
  RSA98025  Carex athrostachya C. R. Quick 1952-9-5 52 -298 Plumas Northwest of Almanor. Comment
  UC338344  Carex aurea Lemmon 1889-5-26 Plumas Culver's ranch Mohawk Valley, Culver's ranch Comment
  CHSC105972  Carex bolanderi Lowell Ahart 2010-10-21 17314 Plumas On the south side of a small wash, about 100 yards north of Fowler Lake, about 30 yards west of the trail (poor road), about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte. 1662 Comment
  CAS-BOT-BC19625  Carex brainerdii John Thomas Howell 1960-7-22 35911 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad. 1828 Comment
  CHSC77065  Carex brainerdii G. Douglas Barbe; T. C. Fuller 1982-6-15 3717 Plumas 1.0 mle below and NE of Red Hill summit, Plumas National Forest. 1761 Comment
  JEPS110250  Carex brainerdii Lowell Ahart 2006-7-3 12901 Plumas Near the southwest edge of a basalt flat, about 1/4 mile north of Lumpkin Ridge Road, on Lumpkin Ridge, about 4 miles (air) northeast of Camp 18 1527 Comment
  JEPS95618  Carex brainerdii Lowell Ahart 1994-6-17 7360 Plumas W side of a poor logging road, W side of Sly Creek, about 1/10 mi N of the locked gate, 1 mi E of Sly Creek Reservoir 1097 Comment
  RSA201329  Carex brainerdii J. T. Howell 1960-7-22 35912 Plumas Drakesbad. Devils kitchen 1677 Comment
  SEINET3909297  Carex brainerdii Lewis S. Rose 1967-6-12 67109 Plumas Butterfly Valley, ca. 3 mi. W. of Keddie.; 0 1219 Comment
  SBBG52287  Carex brainerdii C. Davidson 1975-6-7 2732 Plumas Humboldt Rd, branching W of St Hwy 89, W of Lake Almanor; ca. 3 mi W of this road 1524 Comment
  CHSC80882  Carex buxbaumii Lowell Ahart; Vernon H. Oswald 2001-7-11 8888 Plumas Meadow, on the east side of the dirt road, about 1/4 miles northwest of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) northwest of Greenville. 1447 Comment
  CHSC108047  Carex canescens Tim Hanson 2011-10-3 Plumas Northern High Sierra Nevada. Plumas National Forest; above an un-named western arm of Black Rock Creek 0.8 stream miles from where it enters Little Grass Valley Reservoir (and joins Black Rock Creek). In south-facing wet meadow on the north side of an old roadbed (closed); also growing in dense masses along the upslope bank of the road. 1645 Comment
  UC1594690  Carex canescens Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5039 Plumas via Gold Lake Forest Hwy. (County Rd. 519) ca 5 mi (air) ssw Graeagle (w end Grass Lake, located just w of Lakes Basin Campground); Grass Lake 1926 Comment
  CHSC78723  Carex cusickii L. P. Janeway 2000-7-7 6881 Plumas Northern High Sierra Nevada. Drainage bottom at head of an upper northern branch of Spanish Creek, about 1.1 km northeast of Maple Flat. 1609 Comment
  SEINET7556168 Image available Carex cusickii L. P. Janeway 2003-7-19 7905 Plumas Mt. Harkness 7.5' Quad. High Cascade Range. 1656 Comment
  RSA71130  Carex deflexa var. boottii L. S. Rose 1951-6-28 51035 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  RSA88583  Carex douglasii L. S. Rose 1954-5-30 54063 Plumas Johnsville 1601 Comment
  CAS-BOT-BC20598  Carex douglasii Lloyd W. Swift 1931-5-31 42 Plumas Plumas Forest. Murdock Crossing. 2nd meadow, east side. 1676 Comment
  OBI6392  Carex echinata subsp. echinata Lewis S. Rose 1967-6-12 67112 Plumas Butterfly Valley, ca 3 mi W of keddie 1219 Comment
  SD130391  Carex echinata subsp. echinata John Thomas Howell 1962-6-17 37656 Plumas Sierra Nevada; Butterfly Valley. 1036 Comment
  CDA13986  Carex feta G. F. Hrusa 1996-8-2 13425 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Common on +- disturbed area of wet springline, forming tributary of Squirrel Creek. Comment
  CAS-BOT-BC20114  Carex feta Alice S. Mulford 1944-8-13 s.n. Plumas Mohawk. Smith Creek near road. Mohawk Tavern. Comment
  UCD140308  Carex feta L. P. Janeway 1997-5-29 5135 Plumas East Branch North Fork Feather River about 0.5 mile west of Soda Creek and 0.1 mile north of Hwy 70 along Road 25N21. Comment
  CHSC87867  Carex filifolia var. erostrata Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11060 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote. 1765 Comment
  JEPS110258  Carex fracta Lowell Ahart 2006-7-3 12902 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, about 1/4 mile north of Lumpkin Ridge Road, near the southwest edge of a dry open basalt flat with scattered trees 1527 Comment
  CHSC109664  Carex hassei Lowell Ahart 2012-7-1 18263 Plumas On the east side of the dirt road to the large pipe, about 1/4 mile east of Caribour Road, about 3-1/2 miles (air) northeast of Belden. 807 Comment
  JEPS109915  Carex hassei Dean W. Taylor 2007-6-14 20133 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. at unnamed tributary to Hauns Creek (this not depicted as a blue line stream on the USGS map) 1554 Comment
  SD130383  Carex hassei John Thomas Howell 1962-6-16 37641 Plumas Sierra Nevada, Feather River North Fork on road to Caribou 730 Comment
  CHSC76149  Carex heteroneura var. heteroneura G. F. Hrusa; T. D. Wilfred 1997-6-26 13924 Plumas Northern California, Sierra Nevada. Flats about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. 2125 Comment
  RSA795331  Carex heteroneura var. heteroneura L. Ahart 2010-7-27 16932 Plumas North side of Forest Road 22N68, about 150 yards north of the South Fork of the Feather River, about 0.25 miles southwest of Feather Fork Mine, about 1.5 air miles northeast of Little Grass Valley Reservoir. 1635 Comment
  CHSC106355  Carex hoodii Lowell Ahart 2010-7-27 16930 Plumas North road bank of Forest Road 22N68, 150 yards west of the South Fork of the Feather River, about 1/4 mile southwest of the Feather Fork Mine, about 1 1/2 miles (air) northeast of Little Grass Valley Reservoir. 1575 Comment
  CHSC99377  Carex infirminervia Robert F. C. Naczi; Lawrence P. Janeway 2004-7-24 10534 Plumas Ca. 14 mi WSW of village of Almanor, down road from Humboldt Summit, at stream crossing by Humboldt Road (county route 308). On bank of stream. 1777 Comment
  CAS-BOT-BC7742  Carex integra John Thomas Howell 1951-6-27 27591 A Plumas McRae Meadow. 1981 Comment
  CHSC55558  Carex jonesii L. P. Janeway 1990-7-3 3761 Plumas Plumas National Forest. About 100 m west of Paradise Creek and about 3/4 mi south of Little Grizzly Creek. 1905 Comment
  JEPS124405  Carex jonesii Lowell Ahart 2015-7-4 20277 Plumas About 1/2 mile west of the 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
  CHSC44257  Carex lasiocarpa V. Oswald; L. Ahart 1988-8-4 3679 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Located on the n side of the lake. 1676 Comment
  CHSC46712  Carex lasiocarpa V. Oswald; W. Dempsey 1989-8-24 3963 Plumas Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 1.1 mi (air) nw of Chester. 1828 Comment
  SEINET10916824  Carex lasiocarpa Vernon H. Oswald, Lowell Ahart 1988-8-4 Oswald 3679 Plumas T29N R5E se/nw/S6, Red Fir Forest. Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Occasional sedge which forms small tufts on the edge of a floating sphagnum bog where it drops off into deep water; located on the ne side of the lake. 1676 Comment
  CAS-BOT-BC31151  Carex lemmonii Hans Leschke; George Wilson Gillett s.n. Plumas Near Devil's Kitchen. Comment
  CHSC101951  Carex lemmonii Lowell Ahart; John Dittes 2009-7-13 16032 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
  JEPS115935  Carex lemmonii Lowell Ahart, John Dittes 2009-7-13 16032 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
  SEINET11635251  Carex lemmonii L. P. Janeway 1989-1 3491 Plumas Plumas NF, along northerly branch of Consignee Cr & road 23N49, 4.3 mi SE of Jackson Cr campground 1737 Comment
  SEINET3450854  Carex lenticularis var. impressa Unknown 2003-7-18 10433 Plumas La Porte, La Porte, about 5 air miles northwest, about 2 air miles northwest of Little Grass Valley Reservoir dam, about 1 mile southeast of Tamarack Flat, about 0.75 miles west of Lumpkin Ridge Road, east side of the road 1750 Comment
  UC1594685  Carex lenticularis var. impressa Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5041 Plumas via Gold Lake Forest Hwy. (County Rd. 519) ca. 5 mi (air) ssw Graeagle (w end Grass Lake, located just w of Lakes Basin Campground); Grass Lake 1926 Comment
  CHSC78916  Carex lenticularis var. lipocarpa L. P. Janeway 2000-7-7 6883 Plumas Northen High Sierra Nevada. Drainage bottom at head of an upper northern branch of Spanish Creek., about 1.1 km northeast of Maple Flat. 1609 Comment
  SEINET7564701 Image available Carex lenticularis var. lipocarpa Lowell Ahart 2003-7-18 10431 Plumas About 150 yards south of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1731 Comment
  SEINET11635247  Carex leptopoda L. P. Janeway 1989-1 3404 Plumas Plumas NF, between Tomba Rd & Hwy 70/89 just N of Jackson Cr, below Cromberg Spring, Beckwourth 1335 Comment
  CHSC46620  Carex limosa V. Oswald; L. Ahart, L. Hanson 1989-7-31 3903 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. 1670 Comment
  CAS-BOT-BC32074  Carex multicaulis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54223 Plumas Ca 5 miles SE of Mt. Hough on the road to Quincy. 1584 Comment
  CAS-BOT-BC32228  Carex multicostata Janet Jones 1980-7-16 214 Plumas Frazier Falls area 1828 Comment
  RSA71293  Carex multicostata L. S. Rose 1951-6-28 51036 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CHSC105963  Carex nebrascensis Lowell Ahart 2010-9-9 17144 Plumas Small gravel bar on the east side of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  CHSC51933  Carex nebrascensis K. R. Stern 1985-6-25 8311 Plumas Vicinity of Blairsden. 1402 Comment
  POM81829  Carex nebrascensis Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  RSA702632  Carex nebrascensis L. P. Janeway 2004-8-22 8316 Plumas Northern High Sierra Nevada. Along Crocker Creek 0.4 km north of Crocker Meadow. 1731 Comment
  SEINET7568662 Image available Carex nebrascensis L. P. Janeway 2004-8-22 8316 Plumas Crocker Mtn 7.5' quad. Northern High Sierra Nevada. Along Crocker Creek 0.4 km north of Crocker Meadow. 1731 Comment
  CAS-BOT-BC119857  Carex nebrascensis Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-8-19 1457 Plumas Marshy pond on SE side of Portola. Comment
  CHSC93267  Carex pachystachya Virginia Dains 1996-7-26 Plumas Northern High Sierra Nevada. East side of Poplar Creek in meadow. 1402 Comment
  CDA17817  Carex pachystachya G. D. Barbe, J. T. Howell (54143 at CAS) & T. C. Fuller 1981-6-23 3112 Plumas 0.25 mile W of Round Valley Reservoir Dam, at NW shore of the reservoir. 1371 Comment
  JEPS96134  Carex pellita Vernon H. Oswald and Lowell Ahart 1996-7-15 8045 Plumas e side of marsh ca. 1.4 mi s Last Chance Campground (n side of lake, at streams and marshy meadow extending e from road 29N11); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  CAS-BOT-BC119013  Carex pellita L. P. Janeway 1991-8-4 4124 Plumas Grizzly Valley quad, Meadow along Road 111 (Beckwourth-Genessee Road) 1676 Comment
  CHSC118672  Carex pellita Wendy Boes 2014-7-17 2014017 B Plumas Smith Creek, Lakes Basin, Plumas National Forest. UTM 700011 E, 4400726 N, NAD83, Zone 10N. 1828 Comment
  CHSC41162  Carex rossii L. P. Janeway 1985-6-27 1203 Plumas Plumas National Forest. Near the U.C. Forestry Camp, southwest of Meadow Valley. 1182 Comment
  CHSC96330  Carex rossii L. P. Janeway; B. Castro 2006-9-9 8878 Plumas High Cascade Range. Near end of Road 29N02Y, 0.8 km southwest of confluence of Panther Creek and North Arm Rice Creek; 1.2 km northeast of Blue Lake. 1932 Comment
  JEPS105655  Carex rossii L. P. Janeway 2001-6-15 7180 Plumas High Cascade Range. East side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville 1399 Comment
  CAS-BOT-BC28306  Carex scopulorum var. bracteosa Thomas Griggs 1975-6-1 315 Plumas Bucks Lake area. 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
  CHSC97294  Carex sheldonii Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14464 Plumas About 20 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
  JEPS102234  Carex sheldonii L. P. Janeway 1997-5-28 5134 Plumas 1.3 mi west-northwest of Blairsden; meadow terrace between Little Bear Road and Middle Fork Feather River. 1316 Comment
  UCD140823  Carex simulata Dean W. Taylor 1976-7-9 6183 Plumas About 1 mile north of Humboldt summit. 1798 Comment
  SEINET7575696 Image available Carex spectabilis L. P. Janeway 2003-9-20 7999 Plumas Gold Lake 7.5' quad, Northern High Sierra Nevada, in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake, northeast side of Sierra Nevada Crest, Lakes Basin Recreation Area. 2115 Comment
  JEPS49039  Carex spectabilis Leland S. Smith 1927-8-10 2167 Plumas above Gold Lake, w end; Tahoe National Forest 2194 Comment
  CAS-BOT-BC115995  Carex subfusca Clare B. Hardham 1944-8-14 24 Plumas Near Prattville, Lake Almanor Comment
  CHSC53550  Carex subfusca L. P. Janeway 1990-7-2 3751 Plumas Plumas National Forest. About 100 ft west of Paradise Cr and about 1/2 mi south of Little Grizzly Cr. At an old logging landing and dirt road opening. 1859 Comment
  CHSC55449  Carex subfusca L. P. Janeway 1989-6-15 3319 Plumas Plumas National Forest. Pond across road from springy slope; jct Beckwourth-Genesee Rd (rd 111) and rd 24N49Y; N corner of Crocker Valley. 1730 Comment
  JEPS101243  Carex subfusca Dean W. Taylor 2000-8-8 17556 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
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Aug 6 2010
  JEPS115949  Carex subfusca Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15893 Plumas About 200 yards northwest of Lake Almanor Dam, in a mined over area 1421 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
  SEINET10750067  Carex subfusca Lawrence P. Janeway, James Battagin; Rob Russell Janeway 4490 Plumas Mt. Ingalls quad. T24N, R12E, NE1/4 of SW1/4 of sec. 7. Along Dolly Creek at upper portion of the Walker Mine tailings. Very open, in white fir dominated mixed conifer forest with lodgepole pine. With Scirpus microcarpus, etc. Comment
  CHSC117470  Carex utriculata B. Castro; Robin Carter 2010-7-17 1826 Plumas Northern High Sierra Nevada. Plumas National Forest; Indian Creek at base of Antelope Lake Dam, at 'Gaging Station' site on maps. On S edge of creek, ca 100 ft downstream of dam outlet a few yards NW of lone Ponderosa pine, 1499 Comment
  CHSC47144  Carex utriculata Henricus Jansen 1989-6-22 Plumas Soldier Creek. 1371 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
  JEPS49032  Carex utriculata Leland S. Smith 1927-8-10 2174 Plumas Gold Lake amd Gold Valley 2255 Comment
  CHSC40413  Carex vesicaria Lowell Ahart 1985-7-11 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 northeast of La Porte. 1584 Comment
  CHSC103157  Carex vesicaria var. vesicaria Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16138 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  JEPS117698  Carex vesicaria var. vesicaria Lowell Ahart 2010-10-21 17313 Plumas On wet humus, under moutain alder shrubs, east side of Fowler Lake, about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte 1662 Comment
  CHSC109523  Carex whitneyi L. P. Janeway 2012-8-8 11050 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. Large flats well above the creek. 1745 Comment
  CHSC47147  Carex whitneyi L. P. Janeway 1989-6-12 3299 Plumas Plumas National Forest. Slope on south side of Red Clover Valley. 1737 Comment
  CHSC85996  Carex whitneyi L. P. Janeway 2003-7-19 7911 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake. 1853 Comment
  UC1755302  Carex whitneyi Dean W. Taylor 2006-6-29 19555 b Plumas Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201) 1432 Comment
  CAS-BOT-BC114885  Carex whitneyi Hans Leschke 1954-7-3 s.n. Plumas 1/4 mi SE of Boiling Springs Lake. 1859 Comment
  CHSC21726  Castilleja F. T. Griggs; A. Pass 1975-8-5 308 Plumas Buck's Lake Forest Service Survey. Comment
  CDA18693  Castilleja applegatei G. D. Barbe, T. C. Fuller 1982-6-15 3700 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CDA34137  Castilleja applegatei L. Ahart, J. Dittes 2009-7-15 16095 Plumas On the west side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butte Valley Reservoir Dam. Comment
  CAS-BOT-BC249371  Castilleja applegatei M. S. Taylor 1982-6-10 4635 Plumas Ramelli Ranch, se of jct of Calpine Rd (109) and Hwy 70, ca. 1/2 mi sw of Beckwourth 1487 Comment
  CAS-BOT-BC249723  Castilleja applegatei subsp. pinetorum David D. Keck 1930-7-24 959 Plumas Halfway between Chester and Westwood 1465 Comment
  CAS-BOT-BC249733  Castilleja applegatei subsp. pinetorum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CAS-BOT-BC249742  Castilleja applegatei subsp. pinetorum John Thomas Howell 1962-6-19 37852 Plumas The Buttes, n. Sierra Valley 1493 Comment
  CHSC65511  Castilleja applegatei subsp. pinetorum L. P. Janeway 1995-7-29 4884 Plumas Along Pipeline Road about 0.7 mi northeast of Camp Rogers Saddle. On the mid- to upper-slope between Rodgers Flat on the North Fork Feather River and Bald Eagle Mountain. 1609 Comment
  JEPS60472  Castilleja applegatei subsp. pinetorum T. I. Chuang and L. Constance 1969-7-2 6711 Plumas 1.7 mi n Sierra County line (on Gold Lake Road) Comment
  JEPS9788  Castilleja applegatei subsp. pinetorum W. L. Jepson 1939-8-6 19342 Plumas Spring Hill Meadow Valley 1219 Comment
  POM297718  Castilleja applegatei subsp. pinetorum A. A. Heller, P. B. Kennedy 1907-7-15 8840 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  JEPS81467  Castilleja arachnoidea M. S. Taylor 1982-8-18 5013 Plumas ca 9 air mi ne Sloat (Mt. Ingalls summit); Mt. Ingalls, Mt. Ingalls QUAD. 2551 Comment
  UC1075741  Castilleja arachnoidea Robert J. Weatherby 1955-7-26 1659 Plumas near Spanish Peak Lookout 2164 Comment
  SEINET13737583  Castilleja campestris W. Harnach, N. Harnach 1990-5-27 326 Plumas Sierra Valley, Harriot Lane, one mile S of Dyson Lane. Comment
  SBBG25803  Castilleja campestris K. K. Muller 1965-8-19 1368 Plumas St Hwy 89, 5 mi NW of Almanor Post Office Comment
  CAS-BOT-BC254068  Castilleja miniata Anna Head 1920-7-29 s.n. Plumas Meadow on edge of stream Lake Center Camp. Feather River Region. 1920 Comment
  CHSC48977  Castilleja miniata Vernon H. Oswald 1983-8-17 1003 Plumas Pacific Crest Trail ca. 2000 ft e of Humbolt Summit, ca 3.5 mi ne of Jonesville. 2011 Comment
  JEPS81478  Castilleja miniata M. S. Taylor 1982-8-9 4943 Plumas ca 3 air mi sse Canyon Dam (just n of Rattlesnake Creek, e side of 26N16Y); Almanor NE Quad. 1859 Comment
  JEPS9765  Castilleja miniata W. L. Jepson 1939-7-31 19315 Plumas 2 mi from Spanish Peak summit (halfway between Meadow Valley and Buck's Valley, lower slopes of Spanish Peak); Spanish Peak 2042 Comment
  CAS-BOT-BC254051  Castilleja miniata Clarence R. Quick 1934-7-4 1334 Plumas Headwater of Clear Creek, Plumas National Forest Comment
  HSC93303  Castilleja miniata subsp. miniata Vernon H. Oswald, L. Ahart 1996-8-1 8141 Plumas FS 27N16 on the S slope of Dyer Mtn. at a branch of Second Water Trough Creek, about 1.5 mi. NW of Hauns Meadow, 1.5 mi. SE of Dyer Mtn. Lookout , N of Hwy. 89, E of Lake Almanor. 1707 Comment
  CHSC77233  Castilleja pilosa G. Schoolcraft 1992-5-27 2240 Plumas About 2 miles s. of Vinton. 1554 Comment
  CDA18572  Castilleja tenuis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3327 Plumas Sierra Nevada; 4.8 miles northwest of Antelope Lake; 0.7 mile east of road to Taylor Lake on the road to Antelope Lake. 1661 Comment
  CHSC43561  Castilleja tenuis Lowell Ahart 1970-6-25 56 Plumas About 1/2 mile east of the Feather Fork Mine, about 6 miles north of La Porte. 1828 Comment
  CHSC80277  Castilleja tenuis L. P. Janeway 1996-6-5 5001 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine. 1488 Comment
  JEPS113585  Castilleja tenuis Lowell Ahart, Josephine Guardino 2007-7-20 14351 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS113657  Castilleja tenuis Lowell Ahart, John Dittes 2007-6-16 14127 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  JEPS95707  Castilleja tenuis Lowell Ahart 1995-9-13 7621 Plumas on the north side of Onion Valley; east of Quincy La Porte Road; about 1 mile north-west of Pilot Peak 1828 Comment
  SEINET11262358  Castilleja tenuis D. W. McNeal 1990-7-25 3847 Plumas Ca 100 m s of the rd to Mills Pk Lookout (Church Meadows Rd), 0.7 mi e of the jct of Gold Lake Rd.; 0 Comment
  CAS-BOT-BC47972  Ceanothus W. Harnach; N. Harnach 1990-6-27 416 Plumas Sierra Valley. Ramelli Ranch (USFS), so of R/R 1554 Comment
  JEPS113883  Ceanothus arcuatus L. P. Janeway 2007-5-20 8981 Plumas Northern High Sierra Nevada; Top of Red Hill 1929 Comment
  SD7231  Ceanothus cordulatus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC49181  Ceanothus cuneatus John Thomas Howell 1951-6-26 27549 Plumas Feather River Canyon 853 Comment
  UC1071062  Ceanothus cuneatus var. cuneatus C. G. Albertus 1935-7-23 231 Plumas 2 mi nw, Lava Peak; Downieville quad., Plumas National Forest 1371 Comment
  CAS-BOT-BC50727  Ceanothus integerrimus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1969-6-24 2469 Plumas Butterfly Botanical Area and Vicinity - Overnight Camp 1097 Comment
  CAS-BOT-BC50771  Ceanothus integerrimus Lewis S. Rose 1932-9-6 32635 Plumas Jamison Mine 1676 Comment
  UC1070776  Ceanothus integerrimus F. W. Embree 1934-6-6 65 Plumas s slope of Bucks Mtn. Bidwell Bar quad., Plumas Nat. For. 1524 Comment
  CAS-BOT-BC51044  Ceanothus integerrimus var. macrothyrsus Alice Eastwood 1927-6-18 14576 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  RSA74355  Ceanothus integerrimus var. puberulus Milo S. Baker 1952-5-26 12471 Plumas Back of Cottages on yellow Creek, Belden, Feather River Canyon Comment
  CAS-BOT-BC52059  Ceanothus prostratus John Thomas Howell; Gordon H. True 1973-7-31 50123 Plumas on road from Janesville to Thompson Peak, Diamond Range 1981 Comment
  CAS-BOT-BC52062  Ceanothus prostratus Rimo Bacigalupi 1927-7-7 1649 Plumas between Gray Eagle Valley and Long Lake Comment
  CAS-BOT-BC63327  Ceanothus prostratus Clarence R. Quick 1934-7-4 1350 Plumas Headwaters of Clear Creek, Plumas National Forest. Comment
  CAS-BOT-BC63371  Ceanothus prostratus Mary Strong Clemens 1920-4-24 s.n. Plumas Greenville. Comment
  LA44961  Ceanothus prostratus Carl Epling; 1938-6-14 sn Plumas near Prattville Comment
  LA44962  Ceanothus prostratus Carl Epling; William Robison 1935-7-15 sn Plumas Chester 1219 Comment
  POM172719  Ceanothus prostratus J. G. Lemmon 1889-06 s.n. Plumas Sierra Valley Comment
  UCD112672  Ceanothus prostratus Michael A. Vincent 1999-6-8 8558 Plumas Plumas National Forest, Milford Ranger District. Along FS 28N03 between FS 27N25 and FS 26N16. Comment
  SEINET5743570 Image available Ceanothus prostratus Dean Ahrenholz 1964-1 13 Plumas Near State Hwy 89, ca. 2 miles W of Greenville.; Greenville Comment
  CHSC96847  Ceanothus velutinus var. velutinus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14051 Plumas Steep north slope, about 100 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  CHSC45652  Centaurea stoebe subsp. micranthos Vernon Oswald 1986-7-22 2221 Plumas Hwy 36 at about the center of the causeway at Lake Almanor e of Chester, 9.6 mi e of the Tehama-Plumas County line. Edge of highway. 1379 Comment
  JEPS102414  Centaurea stoebe subsp. micranthos Lowell Ahart and Vernon H. Oswald 2001-7-11 8887 Plumas S side of Hwy 89, W of spillway on the dam at Lake Almanor 1374 Comment
  JEPS118676  Centaurea stoebe subsp. micranthos L. P. Janeway 2011-8-23 10673 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 22N95 at Road 22N05; headwaters of Negro Run Ravine on the upper south slope of Hartman Bar Ridge. Haskins Valley 7.5' quad. Comment
  CHSC35940  Chaenactis douglasii var. douglasii M. S. Taylor 1982-6-28 4763 Plumas Ramelli Ranch, between hwy 70 and Feather River, w of Calpine Rd (109), ca. 1 mi w of Beckwourth. 1487 Comment
  CHSC57119  Chaenactis douglasii var. douglasii L. P. Janeway 1991-8-4 4133 Plumas Plumas National Forest. Along Beckwourth-to-Laufman Road (near district boundary) on the west side of Dixie Creek. 1676 Comment
  CAS-BOT-BC58384  Chaenactis douglasii var. douglasii R. C. Wenk 2009-7-13 1117 Plumas Plumas National Forest, Frenchman Lake, Little Last Chance Creek Road, 1.2 air mi. WNW of reservoir dam 1750 Comment
  CHSC74005  Chamaesaracha nana B. Castro; L. Gehrung 1998-9-29 845 Plumas Ca 4.5 air mi NE of Little Grass Valley Reservoir, on ridge system west of Pilot Peak, on S side of USFS Rd 22N60. On S edge of ridgetop, ca 50 ft S of the Pacific Crest Trail. 1993 Comment
  CHSC93082  Chamaesaracha nana L. P. Janeway 1994-7-8 4688 Plumas Northern High Sierra Nevada. Hartman Bar Ridge; slope north of Road 22N94 on south side of Franklin Hill. 1706 Comment
  CDA9324  Chamaesyce maculata D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .28 Plumas On route 70 W of Storrie on sunny south-facing cliff Comment
  JEPS94288  Chamaesyce maculata Lowell Ahart 1997-9-11 7900 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on w side of the North Fork of the Feather River, on w edge of Caribou Road); North Fork Feather River, Caribou Road 792 Comment
  CHSC61658  Chamerion angustifolium subsp. circumvagum Vernon H. Oswald; Lowell Ahart 1993-8-25 5863 Plumas 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. On a cliff on the E side of the creek. 1987 Comment
  JEPS113424  Chamerion angustifolium subsp. circumvagum Lowell Ahart, John Dittes 2007-8-9 14429 Plumas About 50 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  JEPS39314  Chamerion angustifolium subsp. circumvagum Ralph H. Platt 1891-1 Plumas near Big Mdws.; the Sierras Comment
  CHSC24221  Cheilanthes gracillima D. Brink; L. Mayer 1975-7-2 Plumas Buck's Lake Floristic Survey. Comment
  JEPS123940  Cheilanthes gracillima Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20416 Plumas 2,710 feet north of Forest Service Road 29N18, 2.89 air miles west-southwest of Sifford Mt., 6.26 air miles south-southeast of Lassen Peak. Comment
  CDA23360  Chenopodium botrys L. Ahart 2006-10-23 13472 Plumas On the east 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. Comment
  JEPS115528  Chenopodium pumilio Lowell Ahart, John Dittes 2009-9-7 16380 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  POM286884  Chimaphila menziesii Lyman Benson 1932-7-29 4011 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CAS-BOT-BC451423  Chimaphila menziesii Anna Head 1921-8-6 s.n. Plumas Feather River Region, near Gold Lake Camp Comment
  CDA17267  Chimaphila umbellata G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16294 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  RSA52868  Chimaphila umbellata subsp. occidentalis R. Weatherby 1950-7-7 1448 Plumas Gansner Creek, Quincy. 1220 Comment
  UC1135230  Chrysolepis sempervirens C. W. Hanks 1934-8-9 30 Plumas mtns n Sierra Valley; Plumas National Forest, Sierraville Quad. 2072 Comment
  SEINET7450658 Image available Chrysopsis villosa var. minor M. J. Williams 1974-7-23 74 -P-1 Plumas Near Chilcoot 1524 Comment
  CAS-BOT-BC100820  Chrysothamnus viscidiflorus subsp. viscidiflorus David D. Keck 1938-8-9 4902 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 mi. E. of town 1500 Comment
  CAS-BOT-BC100830  Chrysothamnus viscidiflorus subsp. viscidiflorus Thomas H. Kearney 1944-8-14 148 Plumas Near Prattville, Lake Almanor 1310 Comment
  CDA10793  Chrysothamnus viscidiflorus subsp. viscidiflorus R. V. Zahm 1964-8-27 Plumas Along railroad tracks, Almanor Railroad between Chester & Westwood. 0 Comment
  JEPS21407  Chrysothamnus viscidiflorus subsp. viscidiflorus W. L. Jepson 1939-8-12 19386 Plumas Black Mountain 1981 Comment
  UCD127357  Cicuta douglasii Elaine Ahrenholz 1962-6-2 54 Plumas 1 mile above Oakland Camp, Spanish Creek. Comment
  CHSC84333  Cinna latifolia Lowell Ahart 2003-8-5 10471 Plumas Along the edges of Hopkins Creek, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain. 1524 Comment
  SD46610  Circaea alpina subsp. pacifica Robert J. Weatherby 1950-7-7 1451 Plumas Osnsner Creek, Quincy 1219 Comment
  CDA18589  Circaea alpina subsp. pacifica G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3276 Plumas Sierra Nevada; 1.4 miles above (south of) Main Street, Taylorsville (end of China Grade). 1402 Comment
  CDA14024  Cirsium andersonii G. F. Hrusa, B. A. Smith 1996-8-8 13472 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  JEPS59256  Cirsium andersonii John Thomas Howell 1926-7-24 2104 Plumas near Prattville 1463 Comment
  SEINET3375652  Cirsium andersonii C. Lumer, S. Yost 2006-7-27 2447 Plumas Sierra Nevada Mountains. Rte 70 going west from Quincy. 914 Comment
  CHSC53123  Cirsium arvense L. P. Janeway 1990-9-27 3853 Plumas Plumas National Forest. Along a southerly tributary to Joseph Creek about 1 1/4 mi south of Little Grizzly Creek. 1920 Comment
  JEPS115117  Cirsium arvense Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16242 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC284413  Cirsium arvense Lowell Ahart 1981-9-6 3102 Plumas 1 1/2 miles SW of Crescent Mills, Sierra Nevada 1200 Comment
  SEINET10473699  Cirsium arvense Mary Susan Taylor 1981-7-29 Taylor 4143 Plumas T25N R11E SW 1/4 sec 12. Genesse Valley quad. In granite rd embankment E side of 25N42- grade, 1.5 mi S of Flournoy Flournoy bridge, ca. 3 air mi E of Genesse. 4600 ft. 1402 Comment
  CAS-BOT-BC278026  Cirsium cymosum John Thomas Howell 1955-7-19 30812 Plumas Portola 1478 Comment
  CAS-BOT-BC278029  Cirsium cymosum M. S. Taylor 1982-6-28 4773 A Plumas Ramelli Ranch, near jct of Calpine Rd and Hwy 70, ca. 1 mi w of Beckwourth 1463 Comment
  JEPS125974  Cirsium cymosum var. canovirens D. W. Taylor 2001-6-20 17805 Plumas Plumas National Forest; ridge dividing Middle Creek from Indian Creek, ca 2.5 air miles SSW of Antelope Lake Dam. Comment
  SEINET7836742 Image available Cirsium occidentale C. Tanner 1999-6-14 s.n. Plumas Along either side of "Rocky Point Road" approx. 3/4 mile from junction with Grizzly Creek Rd. 1478 Comment
  CAS-BOT-BC285544  Cirsium occidentale var. candidissimum John Thomas Howell 1959-9-24 34915 Plumas Crescent Mills 1066 Comment
  CHSC37658  Cirsium occidentale var. candidissimum T. B. Devine 1981-8-28 761 Plumas On N side of Caribou Road; ca. 4 mi from junction with Hwy 70 along E Branch of the N Fork of Feather River. Comment
  SEINET3146345  Cirsium occidentale var. candidissimum E. K. Balls 1950-9-6 15696 Plumas Jackson Crk Public Camp, Middle Fork Feather Rv. of Hwy. 24, E of Quincy 1402 Comment
  CAS-BOT-BC280430  Cirsium ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Rd., just N/county line, ca. 7.3 mi S/Vinton Comment
  CDA1515  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1962-9-27 9665 Plumas Sierra Valley; W of Loyalton-Vinton Hwy (Hwy 49), 7.3 mi S of Vinton, just N of Sierra Co. line. Comment
  CAS-BOT-BC286447  Cirsium scariosum John Thomas Howell 1955-7-19 30825 Plumas Mohawk 1371 Comment
  CAS-BOT-BC438647  Cistanthe John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54278 Plumas Mt. Hough 2203 Comment
  CAS-BOT-BC162585  Clarkia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54380 Plumas 0.75 miles northeast of Bucks Summit on the road to Quincy - Sierra Nevada 1600 Comment
  SEINET10453250  Clarkia Mary Susan Taylor 1982-6-10 Taylor 4621 Plumas T23N R15E nw/sw sec 7. Reconnaissance Peak quad. SW of 23N72, ca. l mi w of Table Rock, ca. 3 air mi ne of Beckwourth. 5100 ft. 1554 Comment
  SEINET12191146  Clarkia mildrediae Unknown 1968-1 s.n. Plumas near La Porte 762 Comment
  CDA38044  Clarkia mildrediae subsp. lutescens L. P. Janeway 2001-7-3 7255 Plumas Northern High Sierra Nevada.; Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek. Comment
  CAS-BOT-BC163281  Clarkia mildrediae subsp. mildrediae John Thomas Howell 1951-6-29 27754 Plumas Feather River Canyon 548 Comment
  CAS-BOT-BC164919  Clarkia rhomboidea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2110 Plumas Between valley proper and Darlingtonia bog 1066 Comment
  CAS-BOT-BC164925  Clarkia rhomboidea A. A. Heller; P. B. Kennedy 1907-7-4 8720 Plumas Ridge east of Red Clover Valley Comment
  CHSC28714  Clarkia rhomboidea R. A. Schlising 1979-6-12 3453 Plumas Along Hwy 70 in Feather River Canyon, 3.9 miles SW of jct with Hwy 89 west of Quincy. Comment
  CAS-BOT-BC164916  Clarkia rhomboidea Clare B. Hardham 1961-6-15 7389 Plumas North of Quincy. Junction of Indian Creek and Feather River 1219 Comment
  CHSC71392  Clarkia stellata Vernon H. Oswald 1998-7-13 9265 Plumas Humbug Rd. 0.1 mi south of the split in Humboldt-Humbug Rd. ca. 0.75 mi south of Hwy. 89 at Lake Almanor. 1414 Comment
  CHSC76318  Clarkia stellata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3249 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CHSC82615  Clarkia stellata L. P. Janeway 2001-7-3 7258 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  RSA516780  Clarkia stellata Walter Knight, I. Knight, John Thomas Howell, Gordon True 1967-7-12 2110 Plumas Butterfly Botanical Area and vicinity, between valley proper and Darlingtonia bog 1067 Comment
  CAS-BOT-BC451745  Claytonia lanceolata Rimo Bacigalupi 1927-7-10 1677 Plumas Slopes of Mt Elwell above Long Lake 2133 Comment
  CHSC107269  Claytonia lanceolata L. P. Janeway; Matt Simenc 2011-7-11 10514 Plumas Northern High Sierra Nevada. Plumas National Forest; un-named ridge between South Fork Feather River and Gibsonville ridge, 2.5 km east of Little Grass Valley Reservoir. Gravelly open area just over the north edge of the ridge. 1810 Comment
  CHSC33629  Claytonia lanceolata M. S. Taylor; G. Rotta 1981-6-18 3936 Plumas Snow ponds, se side of Mt Ingalls, ca. 1/4 mi s of rd 25N39, near headwaters of Coldwater Creek, ca. 14 air mi n of Blairsden. 2225 Comment
  SD8149  Claytonia lanceolata Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET10572686  Claytonia lanceolata Mary Susan Taylor 1981-4-30 Taylor 3577 Plumas T22N R8E sw sec 27. American House quad. In plantation, ca. 0.5 mi N of 22N18, ca. 1 mi E of Big Peak and 4 mi W of Little Grass Valley Reservoir. Montane Coniferous Forest; 5600 ft. 1707 Comment
  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
  CDA18753  Collinsia parviflora G. D. Barbe, T. C Fuller 1982-7-16 3763 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
  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
  CHSC32816  Collinsia parviflora W. M. Foster 1981-4-17 4 Plumas Upper margin of road cut, n side of intersection of Hwys 89 and 70, ca. 7 mi n of Quincy. 914 Comment
  CHSC70052  Collinsia parviflora L. P. Janeway 1997-5-7 5107 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. 1225 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
  CHSC46661  Collinsia torreyi var. wrightii Lowell Ahart 1989-7-7 6368 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
  CHSC44311  Collomia grandiflora Lowell Ahart 1979-7-18 1991 Plumas Along Cleghorn Bar Road, about 2 miles west of Pilot Peak, about 15 miles north of La Porte. 1645 Comment
  CHSC84436  Collomia grandiflora Lowell Ahart 2003-8-18 10519 Plumas On both sides of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  UC1123642  Collomia grandiflora A. Lewis 1934-6-18 484 Plumas La Porte Plumas National Forest, Downieville Quadrangle 1524 Comment
  OBI11586  Collomia grandiflora Lewis S. Rose 1966-7-27 66052 Plumas Quincy 1067 Comment
  RSA119387  Collomia grandiflora George W. Gillett 1957-7-18 807 Plumas Near trail on south side of Boiling Springs Lake. 1814 Comment
  CHSC81393  Collomia heterophylla L. P. Janeway 1996-5-20 4976 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwest of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  UC1085296  Collomia linearis J. Ewan 1934-7-19 8242 Plumas on sandy embankment along railroad bed Dentens (Blairsden) 1615 Comment
  CHSC101791  Collomia tinctoria Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15852 Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  RSA537489  Collomia tinctoria Barbara Ertter, Gary Schoolcraft 1989-7-3 8643 Plumas ca 1/2 mile below Red Rock lookout, ca 8 airmiles S of Susanville 2134 Comment
  CAS-BOT-BC157364  Comarum palustre John Thomas Howell 1961-9-23 36842 Plumas Indian Valley 1082 Comment
  JEPS123948  Comarum palustre Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20425 Plumas On the west side of Duck Lake (near Blue Lake), 1,180 feet north of Forest Service Road 29N18, 3.19 air miles west-southwest of Sifford Mt., 6.41 air miles south-southeast of Lassen Peak. Comment
  CDA32029  Conyza canadensis L. Ahart, J. Dittes 2009-9-7 16376 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. Comment
  UCD128403  Corallorhiza maculata Albert Grigarick 2012-7-8 328 Plumas Gray Eagle Trail. 1/4 mi NW of Grass Lake. 1930 Comment
  JEPS48638  Corallorhiza maculata Esther C. Fritz 1933-6-27 Plumas Camp Califorest; woods w of faculty tent, near Schneider Falls trail 1188 Comment
  RSA755683  Cordylanthus tenuis subsp. tenuis L. Ahart, John Dittes 2009-7-15 16089 Plumas Northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  RSA0084760  Cordylanthus tenuis subsp. viscidus L. P. Janeway 2007-8-13 9177 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  UC1748349  Cordylanthus tenuis subsp. viscidus L. P. Janeway 1996-8-9 5064 Plumas about 2 mi S of Haskins Valley (on W side of Road 18 at jct. with Road 23N69); Red Mountain, eastern end 1792 Comment
  CAS-BOT-BC209426  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  CAS-BOT-BC209429  Cornus nuttallii Walter Knight; Irja Knight 1967-5-22 1813 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1112 Comment
  CAS-BOT-BC210298  Cornus sericea Alice Eastwood 1927-6-27 14900 Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] Comment
  JEPS19471 Image available Cornus sericea subsp. sericea W. L. Jepson 1924-7-23 10629 Plumas Rich Pt. Middle Fork of Feather River; Rich Pt., Middle Fork of Feather River 914 Comment
  JEPS48795  Cornus sericea subsp. sericea John W. Duffield 1937-6-7 Plumas Valley Creek 1158 Comment
  UC634636  Cornus sericea subsp. sericea H. L. Mason 1924-6-19 1076 Plumas margin of Bear lake Comment
  CHSC81364  Cornus sessilis L. P. Janeway 1996-4-23 4958 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-BC401876  Corydalis caseana subsp. caseana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54364 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CAS-BOT-BC401879  Corydalis caseana subsp. caseana Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  SBBG70196  Corydalis caseana subsp. caseana J. G. Lemmon -Jun- Plumas Sierra Valley to Big Meadows; ISOTYPE Comment
  UC1126549  Corydalis caseana subsp. caseana Beryl O. Schreiber 1938-7-10 2527 Plumas 1/4 mi. s. of U.C. Forestry Camp near Meadow Balley; Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  UC120139  Corydalis caseana subsp. caseana J. G. Lemmon 1874-1 Plumas Indian Valley Comment
  UC1585914  Crassula aquatica Barbara Ertter 1988-10-21 8011 Plumas e. end of causeway ca. 1.5 mi. e. of Chester (on Hwy. 36, n. of rd., Lake Alamanor); Lake Alamanor 1341 Comment
  SD8505  Crataegus gaylussacia Daniel Cleveland July 1882 Plumas Big Spring Big Meadow Comment
  SJSU14351  Crepis bakeri N. A. Hopkins 1990-5-12 1620 Plumas 17.2 mi NW of Beckwourth on road to Genessee 1706 Comment
  CAS-BOT-BC291565  Crepis intermedia John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2424 Plumas Adjacent to the mouth of Butterfly Creek, Butterfly Botanical Area and vicinity 883 Comment
  UC346537  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-23 181 Plumas along hwy about 2 or 3 mi e Meadow Valley (en route to Quincy) Comment
  SJSU14289  Crepis modocensis N. A. Hopkins 1989-6-7 1521 Plumas Squaw Valley 1706 Comment
  CHSC106299  Crepis modocensis subsp. modocensis L. P. Janeway 2010-7-3 10077 Plumas Northern High Sierra Nevada. Top of ridge between Pigtail Ravine and Hunters Ravine +/- overlooking Middle Fork Feather River from the north. 1644 Comment
  CHSC95093  Crepis modocensis var. subacaulis L. P. Janeway; B. Castro 2006-6-3 8655 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek. East-facing sagebrush slope near meadow edge. 1673 Comment
  RSA95140  Crepis monticola F. W. Peirson 1926-6-22 6829 Plumas Drakesbad, Lassen National Park. 1677 Comment
  CDA12086  Crepis occidentalis G. F. Hrusa, G. L. Webster 1989-5-1 7023 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. 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
  UC567188  Crepis occidentalis subsp. occidentalis E. Sawyer 1935-6-4 63 Plumas 3 3/4 mi se Beckwith Butte; Sierraville Quadrangle 1493 Comment
  RSA71315  Crepis occidentalis subsp. pumila L. S. Rose 1951-6-27 51047 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  CHSC34929  Crepis pleurocarpa M. S. Taylor 1981-8-25 4242 Plumas N side of 26N22F-Red Hill Rd, 1.9 mi s of its jct with 26N22 in Deadwood Canyon-Rich Gulch, ca. 6 air mi ne of Belden. 1615 Comment
  CHSC79671  Crepis pleurocarpa G. F. Hrusa; T. D. Wilfred 1996-8-1 13414 Plumas Northern California, Sierra Nevada. ~ 1/4 mi. S of intersection of USFS 24N42 and 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. [Original lat./long. on label is '39 55 N; 120 44 W']. 1950 Comment
  JEPS118621  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 rocky open areas up from road (the western extension of USFS Rd 23N69). Haskins Valley 7.5' quad. Comment
  SEINET10938041  Crepis pleurocarpa Mary Susan Taylor 1981-8-25 Taylor 4242 Plumas California: T25N R7E sw1/4 of ne1/4 sec 11. Almanor SW quad. N side of 26N22F-Red Hill Rd, 1.9 mi S of its jct with 26N22 in Deadwood Canyon-Rich Gulch, ca. 6 air mi NE of Belden. Plumas County. 5300 ft. 1615 Comment
  POM230912  Crepis pleurocarpa G. Ledyard Stebbins, J. A. Jenkins 1937-7-6 2210 Plumas East end of Almanor Lake 1372 Comment
  UC346554  Crepis pleurocarpa E. B. Babcock 1928-6-15 161 Plumas 2 mi e Meadow Valley (along road to Quincy) Comment
  UCR244660  Cryptantha J. T. Howell, H. K. Wagnon 1980-5-28 53699 Plumas Sierra Nevada Mtns., Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River 854 Comment
  CAS-BOT-BC189306  Cryptantha Clare B. Hardham 1975-8-2 20493 Plumas Black Mountain 2133 Comment
  CAS-BOT-BC189309  Cryptantha John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54246 Plumas About 3 miles SE of Mount Hough on the road to Quincy 1737 Comment
  RSA726381  Cryptantha affinis L. Ahart, Josephine Guardino 2007-7-21 14374 Plumas About 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1814 Comment
  RSA755439  Cryptantha affinis L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15858 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  SEINET12331903  Cryptantha affinis Unknown 1985-1 5244 Plumas below the high water line of Little Grass Valley Reservoir, where the South Fork of Feather R flows 1585 Comment
  CHSC96854  Cryptantha simulans Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14008 Plumas Around trees, 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
  JEPS103429  Cryptantha simulans Lowell Ahart 2002-7-18 9861 Plumas Basalt ridge, ca 1/8 mile N of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) NW of La Porte. 1764 Comment
  JEPS95557  Cryptantha simulans Lowell Ahart 1994-7-7 7460 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 2011 Comment
  CDA15377  Cryptantha torreyana G. F. Hrusa 1997-6-26 13894 Plumas Sierra Nevada; approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  RSA189340  Cryptantha torreyana L. S. Rose 1967-7-11 67157 Plumas Mt. Hough Road, 2 miles NE of Quincy Junction. 1220 Comment
  SD211566  Cryptantha torreyana Barbara Ertter 1988-7-25 7846 Plumas Diamond Mountains circa 12 airmiles South-Southwest of Susanville, Snoring Springs 1/2 mile North of Diamond Mount-Greenville-Red Rock junction. 1981 Comment
  UCD120101  Cryptantha torreyana Lewis S. Rose 1967-7-11 67157 Plumas Mt. Hough Road, 2 miles northeast of Quincy Junction. 1219 Comment
  CHSC97551  Cryptantha watsonii Lowell Ahart; John Dittes 2007-6-17 14197 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  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
  MACF019597  Cupressus Trudy R. Ericson 1975-9-18 404 Plumas Approx. 1/8 mi. east of Mud Lake which lies due south of end of logging road 2103 Comment
  CAS-BOT-BC80527  Cupressus bakeri C. R. Quick; H. F. Wilcox 1962-10-1 62 -1 Plumas 1-1/2 miles west of Wheeler Peak 1996 Comment
  RSA715679  Cupressus bakeri L. Ahart, Josephine Guardino, John Dittes 2005-8-10 12325 Plumas On the east side of Forest Road 27N34, about 1/2 mile south of Wilcox Valley, about 3/4 mile northeast of Eisenheimer Peak. 2022 Comment
  RSA201317  Cuscuta californica J. T. Howell 1960-7-19 35689 Plumas Drakesbad 1677 Comment
  CHSC66755  Cuscuta californica var. breviflora Vernon H. Oswald; Lowell Ahart 1996-8-14 8151 Plumas Northern High Sierra Nevada, Yellow Pine Forest. Northeast of La Porte on the La Porte-Quincy Rd. 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River. 1920 Comment
  RSA795636  Cuscuta californica var. breviflora L. Ahart 2011-9-20 17679 Plumas Along the poor dirt road on the north side of Pilot Peak, about 9 air miles northeast of La Porte. 2073 Comment
  JEPS107606  Cuscuta californica var. californica Lowell Ahart, Josephine Guardino 2005-8-10 12303 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
  SEINET10935963  Cuscuta suksdorfii var. subpedicellata Mary Susan Taylor 1982-8-5 Taylor 4928 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  CHSC54313  Cycladenia humilis var. humilis Vernon H. Oswald; Lowell Ahart 1991-6-18 4686 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
  CHSC82528  Cymopterus terebinthinus var. californicus L. P. Janeway 2001-7-3 7269 Plumas Northern High Sierra Nevada. Top of south-southwest facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  CHSC118709  Cynodon dactylon Noah Siegel; Wendy L. Boes 2015-5-11 2015001 Plumas Plumas National Forest. Located at Tobin Quarry UTM 644067 E, 4422464 N, NAD83 Zone 10N. Growing along the roadside at quarry. 792 Comment
  SD6709  Cynoglossum occidentale Mrs. R. M. Austin 1880-1 Plumas Big Meadows 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
  CAS-BOT-BC114127  Cyperus squarrosus John Thomas Howell 1959-9-25 34987 Plumas Sandy beach of Feather River, Portola. 1478 Comment
  CHSC84181  Cyperus squarrosus Lowell Ahart 2003-7-18 10428 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
  POM290913  Cypripedium montanum Lyman Benson, J. W. Morrison s.n. Plumas Near Quincy 2134 Comment
  UC116922  Cypripedium montanum Mrs. R. M. Austin July, 1874 197 Plumas Butterfly Valley Comment
  CAS-BOT-BC189784  Dactylis glomerata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1529 Plumas Butterfly Botanical Area and Vicinity. Area north of Pond Reservoir. 1097 Comment
  CAS-BOT-BC189788  Dactylis glomerata Javier Penalosa 1962-6-19 2501 Plumas Highway 40-89, +-6.2 miles southeast of Quincy. 1097 Comment
  UCSB46169  Dactylis glomerata Reisentz, Paul 1979-5-12 Plumas 1.0 mi W on North Fork Camp Road from Hwy 70; 2 mi N of Beldon Comment
  CAS-BOT-BC445533  Damasonium californicum Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  UCD61324  Danthonia unispicata G. L. Stebbins Jr. 1939-7-7 2913 Plumas 1.7 miles east of Meadow Valley on road to Quincy. Comment
  UCD61325  Danthonia unispicata Beecher Crampton 1954-5-10 1867 Plumas 1 mile west of Portola, Hwy. 24. 1472 Comment
  RSA236757  Darlingtonia californica Larry E. DeBuhr, Gary D. Wallace 1972-5-21 595 Plumas Plumas Nat'l Forest, Butterfly Valley about 1 mile SW of Keddie. 1189 Comment
  SEINET7286676 Image available Darlingtonia californica Stephen L. Clement 1973-1 68- 5 -26 Plumas 1.4 miles wset of Keddie 1036 Comment
  SJSU4490  Darlingtonia californica Lewis S. Rose 1968-6-11 68105 Plumas Butterfly Valley, 4 mi S of Keddie 1036 Comment
  UCD119083  Darlingtonia californica Barry Rice 2011-7-24 BR 110713 Plumas location unknown. 1560 Comment
  SEINET6647409  Darlingtonia californica H. N. Mozingo s.n. Plumas Butterfly Valley Comment
  UCD19153  Delphinium June McCaskill 19__? 323 Plumas Lake Almanor region? Comment
  CAS-BOT-BC8915  Delphinium depauperatum Robert J. Weatherby 1955-7-2 1574 Plumas Creek below Bear Ridge, near Taylor Lake 1981 Comment
  SEINET10536037  Delphinium depauperatum Mary Susan Taylor 1982-5-27 Taylor 4556 Plumas T24N R9E nw/nw sec 18. Bucks Lake NE quad. S side of Bucks Lake Rd, 4.5 mi sw of its jct with Hwy 70 in Quincy. 3600 ft. 1097 Comment
  CAS-BOT-BC9823  Delphinium nudicaule Alice Eastwood 1927-6-11 14464 Plumas Forest Lodge, Greenville, U.S. Forest Reserve Comment
  CAS-BOT-BC9825  Delphinium nudicaule Mrs. H. C. Cantelow 1940-5-11 4267 Plumas W of Meadow Valley Inn Comment
  RSA641465  Delphinium nudicaule Michael A. Vincent 1999-6-8 8548 Plumas Plumas National Forest, Milford Ranger District, along FS 28N03 betw FS 27N25 and FS26N16. Comment
  CAS-BOT-BC8913  Delphinium nuttallianum Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Meadow Valley Comment
  CDA18741  Delphinium nuttallianum G. D. Barbe, T. C Fuller 1982-7-16 3778 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
  CHSC107458  Delphinium nuttallianum Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-7-6 19 Plumas Northern High Sierra Nevada. 1.9 miles East of intersection of 22N60, 22N27, and Pacific Crest Trail, 500 ft downslope of 22N27 road. 1744 Comment
  CAS-BOT-BC116112  Delphinium nuttallianum Alice Eastwood 1927-6-27 14889 Plumas United States Forest Reserve, in woods on road from Chilcott (sic) Comment
  CAS-BOT-BC116124  Delphinium nuttallianum R. K. Wellman 1981-5-15 031 Plumas Sierra Valley Marsh 2 mi. E. of cty rd. A-23 on Marble Hot Springs Rd. 1402 Comment
  OBI10634  Delphinium nuttallianum Lewis S. Rose 1967-7-11 67165 Plumas Mt. Hough, 1.3 mi S of summit 2042 Comment
  RSA39746  Delphinium nuttallianum P. A. Munz 1947-5-17 11845 Plumas 16 miles N of Chilcoot 1707 Comment
  SD243405  Delphinium nuttallianum G. Douglas Barbe, T. C. Fuller 1982-7-16 3778 Plumas Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  UC726274  Delphinium nuttallianum A. A. Heller 1940-5-22 15660 Plumas near Feather River; Chester Comment
  UC727021  Delphinium nuttallianum A. A. Heller 1941-5-22 16144 Plumas along roadside w Quincy Comment
  SJSU15163  Delphinium polycladon N. Hopkins 1993-5-26 1722 Plumas Dyson Lane, NE corner of Sierra Valley Comment
  UCD61136  Deschampsia cespitosa L. Whitney 1933-8-7 Plumas Slate Cr. 1920 Comment
  CAS-BOT-BC192446  Deschampsia cespitosa subsp. cespitosa John Thomas Howell 1959-9-24 34897 Plumas Greenville 1097 Comment
  CHSC96058  Deschampsia cespitosa subsp. cespitosa L. P. Janeway; B. Castro 2006-9-9 8881 Plumas High Cascade Range. West shore of Jedidian Colter Lake (between Blue Lake and North Arm Rice Creek). 1981 Comment
  CAS-BOT-BC198156  Deschampsia danthonioides S. B. Doten 1901-6-14 42 Plumas Sierra Valley Comment
  CAS-BOT-BC198159  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas West side of Lake Almanor. 1828 Comment
  CAS-BOT-BC198160  Deschampsia danthonioides Mary S. Clemens 1920-5-25 6 Plumas Taylorville Comment
  CDA19262  Deschampsia danthonioides G. D. Barbe, T. C. Fuller 1982-6-17 3848 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC97619  Deschampsia danthonioides Lowell Ahart; John Dittes 2007-6-17 14179 Plumas On damp sand, along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CAS-BOT-BC201885  Deschampsia elongata John Thomas Howell 1960-7-21 35819 Plumas Near Terminal Geyser 1828 Comment
  JEPS114827  Deschampsia elongata Lowell Ahart 2008-9-10 15369 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  UCD63520  Deschampsia elongata John Thomas Howell 1960-7-19 35621 Plumas Drakesbad. 1676 Comment
  UCD63558  Deschampsia elongata Dean W. Taylor 1976-7-8 6184 Plumas About 1 mile north of Humboldt summit. 1798 Comment
  CAS-BOT-BC40913  Descurainia incana Lowell Ahart 1981-7-21 2951 Plumas Along Dixon Creek, north of Pilot Peak. 1600 Comment
  LA47693  Dicentra formosa C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  UCD95068  Dicentra formosa subsp. formosa Dean Ahrenholz 1964-5-16 23 Plumas Feather River Canyon, U.S. Highway 40A. Comment
  JEPS87768  Dicentra pauciflora Lowell Ahart 1994-6-12 7318 Plumas about 1.25 air mi s Bucks Lake (near Cedar Flat, on w side of Faggs Mine Road, sw of a small branch of Willow Creek) 1706 Comment
  CAS-BOT-BC402608  Dicentra uniflora W. Harnach; N. Harnach 1990-4-13 256 Plumas Sierra Valley. Barry HIll (McElroy on maps) 1615 Comment
  CAS-BOT-BC209232  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1959-9-21 34801 Plumas 4.5 miles from Virgilia on road to Quincy - Sierra Nevada Comment
  CAS-BOT-BC502667  Dichelostemma multiflorum Clarence R. Quick 1952-6-29 52 -71 Plumas Summit of road between Belden and Humbug Valley 1486 Comment
  SEINET10533981  Dichelostemma multiflorum A. Arthur Heller 1938-6-14 Heller 15159 Plumas Shaded gravelly places near Gray's Flat on Highway #24, 2850 feet. The flowers are fewer and not so deeply colored as in the typical form common near Chico. Comment
  CAS-BOT-BC292274  Dieteria canescens John Thomas Howell 1959-9-24 34974 Plumas Beckwourth 1487 Comment
  CHSC36922  Dieteria canescens M. S. Taylor 1982-8-27 5046 Plumas SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. 1493 Comment
  JEPS120754  Dieteria canescens var. canescens Lowell Ahart 2013-9-11 19025 Plumas On both sides of the paved road, on the north side of Antelope Lake, about 1/2 mile west of Antelope Creek, about 16 air miles NE of Taylorsville. Comment
  CAS-BOT-BC153617  Diplacus John Thomas Howell 1967-6-23 42726 Plumas 3.5 miles east of Rich Bar, East Branch Feather River Comment
  CHSC21558  Diplacus layneae L. M. Mayer; D. E. Brink Jr. 1975-7-2 Plumas Bucks Lake Floristic Survey. Found in the n portion of the section. Comment
  CHSC114336  Diplacus layneae G. D. Barbe 1981-6-26 3374 Plumas Walker Plains, basalt formation along the Plumas-Butte county line. 15 Comment
  CAS-BOT-BC151818  Diplacus mephiticus John Thomas Howell 1977-6-21 52390 Plumas Cut at north end of Butt Valley Reservoir - Sierra Nevada 1264 Comment
  CAS-BOT-BC151683  Diplacus torreyi Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy Grade Comment
  CAS-BOT-BC151690  Diplacus torreyi Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Drakesbad, Lassen National Park Comment
  UC673360  Dodecatheon alpinum Herbert L. Mason 1924-6-19 1077 Plumas near the base Mt. Elwell (near the outlet of Bear Lake); nr outlet Bear Lake, near base Mt. Elwell Comment
  HSC17904  Dodecatheon subalpinum R. S. White 1965-5-15 Plumas 40 mi W of Chester on Hwy. 36 Comment
  UC1243996  Downingia bacigalupii John H. Weiler 1959-6-20 59185 Plumas 1.5 mi ne Sattley, Sierra County (along the Sattley-Beckwith road) Comment
  SJSU14214  Downingia bicornuta N. A. Hopkins 1989-5-27 1496 Plumas by Marble Hot Springs Rd c. 0.25 E of Sattley- Beckwourth Rd 1524 Comment
  SEINET10448466  Draba verna Mary Susan Taylor 1981-5-10 Taylor 3680 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
  SEINET10973509  Draba verna Mary Susan Taylor 1982-5-7 Taylor 4415 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  JEPS115204  Draperia systyla Lowell Ahart, John Dittes 2009-7-15 16100 Plumas On broken rock, northeast of the power line, on the east side of Forest Sevice Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  CHSC50406  Drosera anglica Vernon Oswald 1990-6-22 4311 Plumas Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. ... Field redacted by CHSC, contact the data manager for more information 1767 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
  UC1485469  Drosera rotundifolia M. S. Taylor 1981-6-15 3906 Plumas n side of Bucks Lake Rd. 0.2 mi n Bucks Summit (ca 4 air mi sw of Meadow Valley); Bucks Lake quad. 1645 Comment
  SD46715  Drosera rotundifolia Robert J. Weatherby 1950-7-21 1482 Plumas Quincy district, Butterfly Lake 1220 Comment
  UC1259771  Drosera rotundifolia Lowell Ahart 1979-8-16 Plumas in bog 100 m e rd. across Ohio Ravine (2 1/4 mi s of Grizzly Mtn.) 1700 Comment
  CAS-BOT-BC159674  Drymocallis glandulosa John Thomas Howell 1976-7-16 51923 Plumas Just east of Bucks Summit on road to Meadow Valley - Sierra Nevada 1645 Comment
  CAS-BOT-BC535002  Drymocallis glandulosa var. reflexa Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1618 Plumas Butterfly Botanical Area and Vicinity, roadside at Fern Glen 1097 Comment
  JEPS114358  Drymocallis hansenii Lowell Ahart 2008-7-16 15088 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  CHSC110475  Drymocallis lactea var. austiniae L. P. Janeway 2013-6-2 11130 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain; along Road 23N69, 1.0 road km west of Road 18. 1873 Comment
  OBI2928  Drymocallis lactea var. austiniae Lewis S. Rose 1968-6-11 68098 Plumas Confluence of Butterfly crk and Spanish Crk, near Keddie 975 Comment
  CAS-BOT-BC159308  Drymocallis lactea var. lactea John Thomas Howell 1960-7-18 35554 Plumas Meadow border, Drakesbad - Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC159304  Drymocallis lactea var. lactea Ella Dales Cantelow 1939-5-20 4318 Plumas Indian Valley, S.E. of Prattville Comment
  CAS-BOT-BC159310  Drymocallis lactea var. lactea Alice Eastwood 1927-6-17 14639 Plumas Road from Long Valley to Greenville, United States Forest Reserve Comment
  UC1564757  Dulichium arundinaceum V. Oswald, L. Ahart and L. Hanson 1989-7-31 3901 Plumas 6.5 air mi n of La Porte (0.5 air mi w of Fowler Peak, at headwaters of Fowler (Slate) Creek); Fowler Creek 1670 Comment
  RSA59254  Echinochloa muricata var. microstachya E. K. Balls 1950-8-31 15550 Plumas Spanish Creek, off Hwy. 24, just north of Quincy. 1067 Comment
  JEPS102862  Elatine Lowell Ahart 2001-10-8 9325 A Plumas In shallow water of a small stream, east of Lost Cove, below the high water line of Antelope Lake, NE of Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  CAS-BOT-BC113706  Eleocharis acicularis Lowell Ahart 1985-9-26 5185 Plumas Below the high water line of Little Grass Valley Reservoir, 1584 Comment
  CAS-BOT-BC113709  Eleocharis acicularis Walter Knight; Irja Knight; John Thomas Howell 1966-8-27 1415 Plumas Vernal area SW of Pond Reservoir, Butterfly Botanical Area. 1097 Comment
  CAS-BOT-BC113494  Eleocharis bella Lowell Ahart 1985-9-26 5186 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-BC113513  Eleocharis bella John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-12 2147 Plumas Pond reservoir. 1127 Comment
  CHSC54872  Eleocharis bella Vernon H. Oswald 1991-8-23 4843 Plumas Lassen Volcanic Park. Outlet of Juniper Lake. 2057 Comment
  RSA52885  Eleocharis bella R. Weatherby 1950-9-1 1528 Plumas Edge of Long Lake, Lakes Basin Area 2134 Comment
  CHSC100845  Eleocharis decumbens B. Castro; L. P. Janeway 2005-9-11 1517 Plumas Ca 5 air mi N of Bucks Lake and 2.5 mi S of Highway 70 and the Feather River Cyn, just N of Three Lakes. Ca 0.8 mi E of the Three Lakes trailhead, along the Pacific Crest Trail. At N edge of wide flat open fen in the middle of the Grassy Lakes. 1895 Comment
  CAS-BOT-BC113384  Eleocharis engelmannii Thomas H. Kearney 1944-8-14 17 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC113388  Eleocharis engelmannii Lowell Ahart 1980-10-6 2677 Plumas Ca. 1 mi S of La Porte. 1600 Comment
  CHSC81833  Eleocharis engelmannii Lowell Ahart 2001-10-16 9376 Plumas On the north side of a bank and a small stream, on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CHSC81935  Eleocharis engelmannii L. P. Janeway 2001-7-25 7388 Plumas High Cascade Range. Southwest side of Lake Almanor, about 100 m out; near Hwy 89 2.3 km north-northwest of Almanor West Road. 1372 Comment
  SD46467  Eleocharis engelmannii var. detonsa Robert J. Weatherby 1950-7-28 1490 Plumas Growing in sun in wet soil at marshy edge of road, north edge of Taylorsville. (IPB 10/07) 1067 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
  JEPS98450  Eleocharis macrostachya Lowell Ahart 2000-5-21 8382 Plumas 5 air miles NW of Quincy (30 ft N of the pond, Butterfly Valley) 1005 Comment
  RSA52941  Eleocharis obtusa var. engelmannii R. Weatherby 1950-7-28 1490 Plumas North edge of Taylorsville. 1098 Comment
  RSA98704  Eleocharis obtusa var. engelmannii Clarence R. Quick 1952-9-5 52 -305 Plumas Northwest of Almanor Comment
  JEPS95052  Eleocharis parishii Lowell Ahart 1997-9-11 7899 Plumas about 5 air mi ne of Belden (on w edge of Caribou Road, on w side of the North Fork of the Feather River, about 1/8 mi s of Mosquito Creek); North Fork Feather River, Caribou Road 792 Comment
  CAS-BOT-BC112059  Eleocharis quinqueflora John Thomas Howell; Harvey Keith Wagnon 1980-5-27 53613 Plumas 1 mile west of Almanor 1386 Comment
  CAS-BOT-BC112081  Eleocharis quinqueflora Clarence Roy Quick 1945-7-20 45 -61 Plumas USFD fenced pasture, Deanes Valley, SE of Meadow Valley. Comment
  CAS-BOT-BC112041  Eleocharis torticulmis L. P. Janeway; B. Castro 2000-7-3 6876 Plumas Head of small drainage to East Branch North Fork Feather River from the southeast, 1189 Comment
  JEPS88519  Elodea canadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8047 Plumas 1.4 mi s of Last Chance Camnpground (extending e from road 29N11, e side of Last Chance Marsh at n end of Lake Almanor, on e side of road to campground, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  CAS-BOT-BC451530  Elodea canadensis M. S. Taylor; H. Swanson 1982-8-11 4977 Plumas Plumas Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 1712 Comment
  CHSC36340  Elymus caput-medusae M. S. Taylor 1982-6-28 4774 Plumas Ramelli Ranch, between Calpine Rd (109) and cow pasture, in drainages, ca. 1 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC227605  Elymus elymoides John Thomas Howell 1926-7-24 2105 Plumas Near Prattville 1463 Comment
  CAS-BOT-BC227727  Elymus elymoides Clare B. Hardham 1975-8-2 20466 Plumas Black Mt. 2133 Comment
  RSA95477  Elymus elymoides L. S. Rose 1954-5-30 54079 Plumas Beckwourth. 1524 Comment
  CHSC112388  Elymus elymoides var. californicus L. P. Janeway 2014-6-23 11411 Plumas Northern High Sierra Nevada. Plumas National Forest; Secret Diggings Gravel Pit on Illinois Ridge, 2.0 air-km south of La Porte. 1476 Comment
  CAS-BOT-BC206513  Elymus glaucus subsp. glaucus John Thomas Howell; Walter Knight; Irja Knight 1966-7-26 1586 Plumas Fern Glen - Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC206796  Elymus glaucus subsp. glaucus Alice Eastwood 1927-6-18 14700 Plumas Near Greenville. Comment
  CAS-BOT-BC206799  Elymus glaucus subsp. glaucus David D. Keck 1944-7-8 5427 Plumas 1 mile N of Quincy across Spanish Creek 1066 Comment
  CHSC115893  Elymus glaucus subsp. glaucus L. P. Janeway 2015-7-29 11812 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  JEPS113932  Elymus ponticus W. and N. Harnach 2000-8-23 994 Plumas Sierra Valley on Dyson Lane 0.25 miles east of the intersection with Co. Road A-24 (~6 miles north of Loyalton, CA) Comment
  CAS-BOT-BC213820  Elymus repens John Thomas Howell 1959-9-25 35036 Plumas Quincy - Sierra Nevada 1036 Comment
  UC641648  Elymus trachycaulus G. L. Stebbins Jr. 1939-7-9 2928 Plumas Meadow View Ranger Station; along rivulet 1889 Comment
  CAS-BOT-BC204249  Elymus trachycaulus subsp. subsecundus John Thomas Howell 1960-7-18 35607 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC204407  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1961-6-21 36695 Plumas Greenville 1097 Comment
  POM267990  Elymus trachycaulus subsp. trachycaulus D. D. Keck 1944-7-8 5419 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather River 1357 Comment
  SEINET12755588  Elymus triticoides S. B. Doten 1901-6-16 s.n. Plumas NE of Sierra Valley. Comment
  SEINET10561203  Elymus triticoides subsp. multiflorus Frederick J. Hermann 1955-7-27 Hermann 11946 Plumas Dried swale along highway. Vinton. Comment
  SEINET7292780 Image available Elysitanion hansenii John Thomas Howell 1977-1 52415 Plumas Sierra Nevada; Peninsula of Lake Almanor 1372 Comment
  SBBG32406  Elytrigia intermedia L. S. Rose 1968-6-10 68088 Plumas Quincy 1036 Comment
  CHSC55631  Elytrigia intermedia subsp. barbulata K. R. Stern 1985-6-25 8297 Plumas Vicinity of Blairsden. 1402 Comment
  CDA38062  Epilobium angustifolium T. C. Fuller 1959-7-6 4303 Plumas E shore Lake Almanor, 1 mi. N of Canyondam. 0 Comment
  POM249885  Epilobium brachycarpum Joseph A. Ewan 1934-7-18 8575 Plumas Middle Fork, Feather River at Portola 1677 Comment
  JEPS115785  Epilobium campestre Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15875 Plumas About 1600 feet southwest of Lake Almanor Dam, in depressions made from mining 1386 Comment
  CAS-BOT-BC171704  Epilobium canum subsp. latifolium Lowell Ahart 1979-8-4 s.n. Plumas Red Fir Foerst ca. 1 mi. w of Pilot Pk. 1800 Comment
  CAS-BOT-BC171708  Epilobium canum subsp. latifolium Lewis S. Rose 1932-9-6 32631 Plumas Wade Lake 1981 Comment
  CAS-BOT-BC171710  Epilobium canum subsp. latifolium Lewis S. Rose 1932-9-5 32615 Plumas Jamison Lake 1889 Comment
  CHSC34303  Epilobium ciliatum subsp. ciliatum L. Ahart 1981-9-6 3098 Plumas On sand bar along Indian Creek, ca. 1/2 mi sw of jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  JEPS104654  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2003-7-18 10429 Plumas In a meadow, on the n side of the road, ca 1/4 mi w of Lumpkin Ridge Rd, ca 1 1/2 mi se of Tamarack Flat, ca 1 1/2 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 mi (air) nw of La Porte. 1709 Comment
  JEPS43849  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1939-8-4 19335 Plumas Rock Creek Meadow Valley 1219 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
  CDA13561  Epilobium ciliatum subsp. glandulosum G. F. Hrusa, T. D. Wilfred 1996-7-22 13389 Plumas Sierra Nevada; Plumas Natl. Forest. Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC56861  Epilobium ciliatum subsp. glandulosum L. P. Janeway 1991-8-3 4111 Plumas Plumas National Forest. Northeasterly drainage into Freeman Creek 2 mi west of Smith Peak and below 'Five Points. 1981 Comment
  CHSC94780  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2006-10-8 13396 Plumas On the west bank of Chips Creek, just south of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. 715 Comment
  JEPS102567  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2001-10-16 9371 Plumas On the SW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  RSA716414  Epilobium ciliatum subsp. glandulosum L. Ahart, John Dittes 2005-9-19 12388 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  SJSU13873  Epilobium ciliatum subsp. glandulosum N. A. Hopkins 1985-8-27 1320 Plumas Grass L 1786 Comment
  SJSU15150  Epilobium cleistogamum N. A. Hopkins 1993-7-23 1734 Plumas Marble Hot Springs Rd Comment
  CHSC43404  Epilobium densiflorum Lowell Ahart 1977-8-8 1539 Plumas In the middle of the road that leads to Bird Creek, about 4 miles west of Pilot Peak, about 15 miles north of La Porte. 1645 Comment
  SEINET12868083  Epilobium densiflorum W. Harnach, N. Harnach 1990-7-29 483 Plumas Sierra Valley, Marble land near the hot wells 1487 Comment
  UC1949056  Epilobium densiflorum Barbara Ertter 1988-7-25 7857 Plumas Diamond Mts ca 15 airmiles due S of Susanville; sheep camp on Pierce Creek Comment
  CHSC102084  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart; John Dittes 2009-7-13 16048 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  JEPS43852  Epilobium glaberrimum subsp. glaberrimum W. L. Jepson 1939-7-31 19301 Plumas canyon halfway between Meadow Valley and Buck's Valley; Spanish Peak Comment
  JEPS115794  Epilobium minutum Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15863 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  CHSC63464  Epilobium obcordatum Lowell Ahart 1994-7-22 7490 Plumas South of the Pacific Crest Trail, west of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  SD46719  Epilobium oregonense Robert Weatherby 1955-7-2 1583 Plumas Common in damp meadow bordered by Pinus murrayana. Red Fir Forest. Wilcox Valley. 1768 Comment
  CHSC112093  Equisetum arvense L. P. Janeway 2014-7-15 11541 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CHSC24281  Equisetum arvense K. R. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  POM186455  Equisetum laevigatum D. D. Keck 1675 Plumas At bridge over Spanish Creek. Quincy, in the northern Sierra Nevada. 1067 Comment
  CAS-BOT-BC284069  Eragrostis pectinacea var. pectinacea Lowell Ahart 1981-9-6 3107 Plumas 1 1/2 miles SW of Crescent Mills, Sierra Nevada 1200 Comment
  SEINET8655777  Eragrostis pectinacea var. pectinacea W. Harnach 2015-7-20 1431 Plumas Just south of the intersection of Co. Rd. A-24 and Marble Lane. 1486 Comment
  CHSC105593  Eremogone aculeata L. P. Janeway 2010-7-13 10102 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir. 1721 Comment
  SJSU14222  Eremogone aculeata N. A. Hopkins 1989-6-7 1525 Plumas W of Dixie Mt near Dixie Cr 1889 Comment
  CAS-BOT-BC174179  Eremogone cliftonii A. A. Heller 1915-7-7 12071 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  UC1125783  Eremogone cliftonii G. T. Nordstrom 1934-7-11 161 Plumas 2 1/2 mi w Bucks Mtn.; Bidwell Bar Quadrangle 1554 Comment
  CHSC115722  Eremogone cliftonii K. Bovee 2014-5-15 53 Plumas Lassen National Forest, Almanor Ranger District, on northeast-facing slopes above Grizzly Creek, just downslope from Road 26N08. 1341 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
  CHSC50837  Eriastrum signatum Vernon Oswald; Lowell Ahart 1990-7-25 4400 Plumas Vinton Cemetary on Hwy 70, 0.9 mi east of Vinton. 1524 Comment
  CAS-BOT-BC286654  Ericameria bloomeri Carl B. Wolf 1937-9-5 9292 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co. Line 1463 Comment
  CAS-BOT-BC286658  Ericameria bloomeri M. S. Taylor 1981-8-25 4235 Plumas Red Hill Lookout, ca. 3 air mi ne of Belden 1920 Comment
  CHSC69700  Ericameria bloomeri Vernon Oswald; Lowell Ahart 1997-9-18 8876 Plumas Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.8 mi northeast of its junction with 26N26 (to Humbug Valley). Roadside. 1411 Comment
  CAS-BOT-BC286661  Ericameria bloomeri John Thomas Howell 1960-7-24 35990 Plumas Kelly Camp, just outside Lassen Park 1615 Comment
  CHSC20829  Ericameria nauseosa K. R. Stern 1975-7-24 5822 Plumas E shore of Lake Almanor. 1371 Comment
  JEPS118403  Ericameria nauseosa var. speciosa Lowell Ahart 2011-9-17 17676 -A Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam 1687 Comment
  JEPS21501  Ericameria nauseosa var. speciosa W. L. Jepson 1939-7-31 19293 Plumas slope w of Meadow Valley 1524 Comment
  SD8961  Ericameria nauseosa var. speciosa R. M. Austin 1880-1 Plumas Comment
  CHSC92956  Erigeron aphanactis var. aphanactis L. P. Janeway 2005-7-31 8506 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak. 1875 Comment
  SEINET10474616  Erigeron bloomeri Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3892 Plumas T25N R14E sw sec 20 and se sec, 19, Squaw Valley Peak quad, McReynolds Valley, E side in open bare soils within Sagebrush Scrub, on both sides of 25N78 1.1 mi S of its jct with 28N01 and Squaw Valley, ca. 14 air mi NW of Beckwourth; ca. 5500 ft. 1676 Comment
  SEINET10475344  Erigeron decumbens var. robustior Mary Susan Taylor 1982-7-8 Taylor 4801 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-BC296015  Erigeron divergens John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54168 Plumas 3.25 miles west of Round Valley Reservoir Dam, Sierra Nevada 1633 Comment
  JEPS41784  Erigeron divergens W. L. Jepson 1939-8-16 19431 Plumas Portola Comment
  SD112282  Erigeron divergens Darley F. Howe 1966-8-23 4296 Plumas 22 miles south of Quincy on Highway 89. 1310 Comment
  SD131997  Erigeron eatonii var. plantagineus Barbara Ertter, Gary Schoolcraft 1989-7-3 8676 Plumas West side of ridge between Diamond Mountain and Red Rock; 8 miles south of Susanville. 2225 Comment
  SEINET8667239 Image available Erigeron eatonii var. plantagineus J. T. Howell 1962-6-18 s.n. Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC300417  Erigeron eatonii var. sonnei John Thomas Howell 1962-6-18 37762 Plumas Sierra Valley near Beckwourth 1487 Comment
  SEINET8667321 Image available Erigeron glacialis R. McKee, H. L. Westover 1918-7-15 s.n. Plumas Chester Comment
  CAS-BOT-BC295224  Erigeron inornatus Clare B. Hardham 1975-8-2 20474 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC295228  Erigeron inornatus John Thomas Howell; Gordon H. True 1973-7-31 50127 Plumas On road from Janesville to Thompson Peak, Diamond Range 1981 Comment
  UCD131998  Erigeron inornatus Dean Wm. Taylor 1974-10-1 5049 Plumas Jamison Creek drainage, between Grass Lake and Rock Lake (around 3 miles south of Plumas-Eureka State Park). 1950 Comment
  CDA14015  Erigeron inornatus var. calidipetris G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13502 Plumas Sierra Nevada; S side of USFS 23N12, approx. 1 mile W of Bull Run Creek crossing. Comment
  CHSC61914  Erigeron inornatus var. inornatus Lowell Ahart 1993-9-24 7266 Plumas On the east side of Cleghorn Bar Road, near Monitor Flat, about 3 miles north-west of Pilot Peak. 1828 Comment
  UC1118154  Erigeron inornatus var. inornatus C. W. Hanks 1934-8-6 8 Plumas nw end of Sierra Valley; Plumas National Forest, Sierraville Quadrangle, Sierra Valle 1584 Comment
  UCSB16064  Erigeron lassenianus Breedlove, Dennis 1962-6-12 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  CHSC44863  Erigeron lassenianus var. deficiens Lowell Ahart 1979-7-18 1989 Plumas Along Cleghorn Bar Road, about 2 air miles west of Pilot Peak, about 12 miles north of La Porte. 1645 Comment
  JEPS87535  Erigeron lassenianus var. deficiens Lowell Ahart 1993-9-24 7267 Plumas about 3 mi nw Pilot Peak (w side of Cleghorn Bar Road); Monitor Flat 1828 Comment
  CAS-BOT-BC295463  Erigeron lassenianus var. deficiens L. P. Janeway 1993-7-15 4447 Plumas Plumas National Forest, Quincy Ranger District. West of Bean Creek, on west side of Rd 25N17, 0.4 mi south of the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River) 1536 Comment
  CHSC118720  Erigeron lassenianus var. deficiens Wendy L. Boes 2015-5-28 2015021 Plumas Plumas National Forest. Location to east of Fales Basin, west of hairpin curve on Forest Service road 25N59. UTM 658936 E, 4437694 N, NAD83 Zone 10N. 1550 Comment
  UC176776  Erigeron lassenianus var. lassenianus A. A. Heller and P. B. Kennedy 1907-7-3 8704 Plumas hills above Red Clover Valley Comment
  CAS-BOT-BC295790  Erigeron petrophilus var. sierrensis Lowell Ahart 1981-7-21 2945 Plumas Above the head of Dixon Creek, 1/8 mi. below the Buzzards Roost Ridge, ca. 1.5 mi. N of Pilot Peak 1800 Comment
  CHSC102007  Erigeron petrophilus var. sierrensis L. P. Janeway; B. Castro 2009-8-29 9949 Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.6 km south of the Buckhorn survey monument at junction of Road 23N69 and Road 23N36Y (to Martin Mine). 1881 Comment
  CHSC97795  Erigeron petrophilus var. sierrensis L. P. Janeway 2007-8-12 9162 Plumas Northern High Sierra Nevada. Ridgetop on north side of Oak Ridge, 1.4 air km north-northwest of Grizzly Summit. 1743 Comment
  RSA768850  Erigeron petrophilus var. sierrensis L. Ahart 2008-9-10 15388 Plumas About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy La Porte Road, about 9.5 air miles northeast of La Porte. 1900 Comment
  CHSC118800  Erigeron petrophilus var. sierrensis Noah Siegel 2015-7-29 2015 -004 Plumas On eastern Rush Creek Hill. Forest Service Road 27N76 near 26N22L (UTM 659415 E, 4437357 N, NAD 83 Zone 10N; Elevation 1675 m.) 1675 Comment
  CHSC118829  Erigeron petrophilus var. sierrensis Wendy L. Boes 2015-5-28 2015020 Plumas Plumas National Forest. Location to east of Fales Basin, west of hairpin curve on Forest Service road 25N59. UTM 658936 E, 4437694 N, NAD83 Zone 10N. 1550 Comment
  RSA302619  Erigeron philadelphicus J. R. Shevock 1972-5-19 1789 Plumas Hwy 89, near Indian Falls. Comment
  CAS-BOT-BC300126  Erigeron pumilus var. intermedius Lewis S. Rose 1955-7-19 55151 Plumas Vinton 1505 Comment
  CAS-BOT-BC300129  Erigeron pumilus var. intermedius M. S. Taylor 1982-6-28 4769 Plumas Ramelli Ranch, between Calpine Rd and Hwy 70, ca. 1 mi w of Beckwourth 1487 Comment
  CAS-BOT-BC300260  Erigeron reductus var. reductus Rimo Bacigalupi 1927-7-10 1688 Plumas Slopes of Mt Elwell above Long Lake 2133 Comment
  SD132031  Erigeron sonnei Barbara Ertter, Gary Schoolcraft 1989-7-3 8651 Plumas Slope below Red Rock lookout, ca. 8 miles south of Susanville. Comment
  UCD99751  Eriogonum baileyi John Thomas Howell 1959-9-25 35028 Plumas summit of Beckwourth Pass. 1588 Comment
  CHSC60542  Eriogonum baileyi var. baileyi L. P. Janeway 1992-7-23 4278 Plumas Plumas National Forest Beckwourth Ranger District Jackson Compartment. Gravel bar on north side Middle Fork Feather River near mouth of Bonta Creek and below the Mohawk Ranger Station. 1315 Comment
  SEINET10479801  Eriogonum douglasii var. douglasii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3858 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  CAS-BOT-BC256165  Eriogonum douglasii var. meridionale W. Harnach; N. Harnach 1989-5-27 119 Plumas Turnoff of Marble lane and Co. Rd A-23Sierra Valley 1489 Comment
  SDSU6734  Eriogonum latifolium subsp. nudum R. M. Beauchamp 1965-7-17 Plumas 1/2 mile north of Chester, California. Comment
  CAS-BOT-BC259354  Eriogonum lobbii Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS56730  Eriogonum marifolium Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  SEINET10871611  Eriogonum marifolium Mary Susan Taylor 1981-7-6 Taylor 3975 Plumas T24N R15E nw/ne sec 15. Dixie Mt quad. Top of Dixie Mt near the Lookout, ca. 5 air mi W of N tip of Frenchman Lake, ca. 13 air mi NW of Chilcoot. Pure volcanic rock outcrop; 8327 ft elev. 2538 Comment
  CAS-BOT-BC263299  Eriogonum marifolium var. marifolium A. A. Heller; P. B. Kennedy 1907-7-3 8707 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC263307  Eriogonum marifolium var. marifolium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54270 Plumas Mt. Hough 2203 Comment
  CAS-BOT-BC263296  Eriogonum marifolium var. marifolium Lewis S. Rose 1951-6-28 51055 Plumas Above Eureka Lake n. of Johnsville 2133 Comment
  CAS-BOT-BC268693  Eriogonum microthecum var. laxiflorum John Thomas Howell; Gordon H. True 1973-7-31 50070 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  SEINET11933014  Eriogonum nudum W. Knight, Knight, I. 1983-1 4911 Plumas 2 mi out of Chester on road to Drakesbad Comment
  JEPS115796  Eriogonum nudum var. deductum Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15864 -C Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  UC1032193  Eriogonum nudum var. deductum E. Nourse 1934-8-9 36 Plumas 1 1/2 mi wsw Clermont Hill; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC261594  Eriogonum nudum var. nudum Clare B. Hardham 1970-8-8 17701 Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC261598  Eriogonum nudum var. nudum Lowell Ahart 1986-7-25 5368 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak 1828 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
  JEPS56606  Eriogonum nudum var. oblongifolium W. L. Jepson 1910-6-16 4139 Plumas near Keddie 975 Comment
  UCD100553  Eriogonum nudum var. oblongifolium Robbins; Raynor 1943-6-1 s.n. Plumas Near Quincy. Comment
  CAS-BOT-BC271971  Eriogonum nudum var. pubiflorum H. Albert Barker July 11 121 Plumas Feather River - Blairsden Comment
  RSA7883  Eriogonum pedunculatum H. A. Barker 1927-7-16 818 Plumas Along Feather River near Mohawk. 1372 Comment
  RSA233760  Eriogonum pedunculatum Robert F. Thorne, C. W. Tilforth 1969-9-6 39227 Plumas Just S of Beckwourth and S of the Feather River on Co. Hwy. A24. 1357 Comment
  SEINET3814149 Image available Eriogonum spergulinum Lewis S. Rose 1932-9-7 32646 Plumas Bear Lakes. 1981 Comment
  JEPS113829  Eriogonum spergulinum var. reddingianum Lowell Ahart, John Dittes 2007-6-17 14175 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
  JEPS56320  Eriogonum spergulinum var. reddingianum W. L. Jepson 1939-4-12 19383 Plumas Ferris Creek, branch of Last Chance Creek 1767 Comment
  UC178464  Eriogonum spergulinum var. reddingianum Katharine Brandegee Plumas Portola Comment
  UC634528  Eriogonum spergulinum var. reddingianum Herbert L. Mason 1924-6-20 1080 Plumas between Gold Lake and Bear Lake Comment
  RSA670471  Eriogonum sphaerocephalum G. D. Barbe, T. C. Fuller 1982-6-17 3816 Plumas South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1707 Comment
  CAS-BOT-BC267495  Eriogonum umbellatum L. P. Janeway 1992-7-8 4249 Plumas Plumas National Forest, Beckwourth Ranger District. 0.15 mi south of Beckwourth-Genesee Road, 0.7 mi northwest of Clover Valley Ranch 1676 Comment
  CHSC39988  Eriogonum umbellatum var. modocense M. S. Taylor 1982-8-4 4912 Plumas Along 25N10Y, ca. 1 mile of Taylor Rock ca. 6 air mi ne of Quincy. 1737 Comment
  CHSC65814  Eriogonum umbellatum var. modocense L. P. Janeway 1993-8-5 4503 Plumas Plumas National Forest La Porte Ranger District Onion Valley Compartment. Along Quincy-La Porte Road (Rd 511) 0.4 mi southwest of Onion Valley Creek crossing; ca 1.3 mi northwest of Pilot Peak. Edge of road. 1895 Comment
  CHSC65822  Eriogonum umbellatum var. modocense L. P. Janeway 1995-7-23 4867 Plumas Hartman Bar Ridge; south side of top of Franklin Hill. 1737 Comment
  CHSC97250  Eriogonum umbellatum var. nevadense Lowell Ahart; John Dittes 2007-8-9 14436 Plumas About 30 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  JEPS113426  Eriogonum umbellatum var. nevadense Lowell Ahart, John Dittes 2007-8-9 14436 Plumas About 30 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  RSA7996  Eriogonum umbellatum var. nevadense H. A. Barker 1927-7-16 822 Plumas Along Feather River near Mohawk. 1372 Comment
  UC723897  Eriogonum umbellatum var. nevadense Joseph Andorfer Ewan 1934-7-16 8511 Plumas Long Lake Mount Elwell region, Long Lake 2072 Comment
  SEINET10479563  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1982-8-5 Taylor 4925 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  CHSC67440  Eriogonum umbellatum var. polyanthum J. D. Jokerst 1984-9-22 2150 Plumas Adjacent to USFS road 26N26. (On ridge between the N Fork Feather River and Yellow Cr.) At top of steep slope of Yellow Creek, where road crosses over low saddle. 1463 Comment
  CHSC98922  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-8-13 9186 Plumas Northern High Sierra Nevada. Above Road 24N31 about 0.8 air km east of Little Schneider Creek. 1402 Comment
  CAS-BOT-BC262237  Eriogonum ursinum Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi W of Pilot Pk. 1800 Comment
  CAS-BOT-BC262240  Eriogonum ursinum Anna Head 1920-7-1 s.n. Plumas Near Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC262254  Eriogonum ursinum Margaret J. Williams; Betty Larson 1983-8-12 83- 135 -1 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville 1676 Comment
  CHSC102106  Eriogonum ursinum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16216 Plumas On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  POM161733  Eriogonum ursinum R. C. Bacigalupi 1927-7-7 1647 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake. Comment
  SEINET3160098  Eriogonum ursinum E. K. Balls 1950-9-1 15590 Plumas Long Lake, ridge above east shore, trail going south of lake 2134 Comment
  CAS-BOT-BC262258  Eriogonum ursinum L. P. Janeway 1993-7-15 4440 Plumas Plumas National Forest, Quincy Ranger District. Steep northwest facing slope overlooking Virgilia (East Branch North Fork Feather River) at the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North... 1563 Comment
  CAS-BOT-BC262261  Eriogonum ursinum James L. Reveal 1971-6-23 2468 Plumas Along California Highway 89, 4 miles northwest of Greenville and about 4 miles southeast of Canyondam 1219 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
  UC1949283  Eriogonum ursinum Barbara Ertter with Gary Schoolcraft 1989-7-3 8639 Plumas ca 1/2 mile below Red Rock lookout, ca 8 airmiles S of Susanville 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
  CAS-BOT-BC264117  Eriogonum vimineum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  UCD101523  Eriogonum vimineum John Thomas Howell 1955-7-19 30807 Plumas Vinton. 1508 Comment
  CAS-BOT-BC300953  Eriophyllum lanatum Javier Penalosa 1962-6-19 2493 Plumas Highway 40-89, ca. 6.2 mi. southeast of Quincy 1097 Comment
  UCD132170  Eriophyllum lanatum Matt Georgeff 1992-5-17 19 Plumas Snake Lake campground, 15 miles west of Quincy. Comment
  UC186460  Eriophyllum lanatum var. achilleoides A. A. Heller and P. B. Kennedy 1907-7-15 8849 Plumas Little Grizzly Creek; near mouth, below Genessee Comment
  CAS-BOT-BC308270  Eriophyllum lanatum var. integrifolium Lincoln Constance 1933-7-5 117 Plumas 1 mile north of Indian Fall Comment
  CHSC52514  Eriophyllum lanatum var. integrifolium L. P. Janeway 1990-7-6 3775 Plumas Plumas National Forest. About 200 ft east of Paradise Creek and about 1/3 mi south of Little Grizzly Creek. Along edges of dirt road and in old logging landing. 1844 Comment
  UC1118254  Eriophyllum lanatum var. integrifolium E. Sawyer 1935-6-25 150 Plumas 1.5 mi ssw Crow; Plumas National Forest, Sierraville Quadrangle Comment
  UC176770  Eriophyllum lanatum var. integrifolium A. A. Heller and P. B. Kennedy 1907-7-2 8687 Plumas between Vinton and Beckwith Comment
  RSA794834  Erodium cicutarium L. Ahart, Josephine Guardino, John Dittes 2009-6-14 15883 Plumas Below the high water line, about 300 yards SW of the Boat Ramp, about 300 yards N of Lake Almanor Dam. 1375 Comment
  UCD127469  Eryngium alismifolium N. Hopkins 1983-10-13 186 Plumas near Marble Hot Springs. Comment
  SEINET10973587  Erysimum capitatum Mary Susan Taylor 1981-5-10 Taylor 3663 A Plumas T26N R12E nw sec 32. Genesee Valley quad.In loose decomposed granite gravel, N side of Genesee Valley Rd, ca. 2 mi E of its jct with Beckwourth Pass turnoff and Flournoy Bridge; overlooking Plumas Lbr. Co, ca. 5 mi E of Genesee. 4200 ft. 1280 Comment
  SBBG133117  Erysimum capitatum var. capitatum B. C. Templeton 1968-1 Plumas unknown Comment
  CHSC101866  Erythranthe breweri Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15901 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  CHSC21689  Erythranthe breweri D. Brink; L. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  CHSC97103  Erythranthe guttata Lowell Ahart; Josephine Guardino 2007-7-21 14388 Plumas Bottom and sides of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  SEINET14291770  Erythranthe guttata W. Harnach, N. Harnach 1990-6-19 406 Plumas Sierra Valley, Sugarloaf Road. 1643 Comment
  SEINET14045706 Image available Erythranthe guttata Francis W. Pennell 1940-1 25813 Plumas Route 24 west of Mohawk R.S. 1463 Comment
  CAS-BOT-BC313721  Erythranthe percaulis John Thomas Howell; H. Keith Wagnon 1980-5-28 53705 Plumas Serpentine Canyon about 3 miles E of Rich Bar, East Branch North Fork Feather RIver 853 Comment
  CHSC24243  Erythranthe primuloides K. R. Stern 1975-7-29 Plumas NW side of Lake Almanor. Comment
  UC337904  Erythronium purpurascens J. G. Lemmon Aug. 1875 Plumas Comment
  CAS-BOT-BC505252  Erythronium purpurascens Mary Strong Clemens 1920-5-28 s.n. Plumas Unspecified Comment
  CHSC40361  Euphorbia crenulata Lowell Ahart 1985-7-1 5097 Plumas Along the edges of the dirt road, about 1 1/2 miles east of Sawmill Flat, 1/2 mile north of Cleghorn Bar Road, about 5 miles north-west of Pilot Pk. 1828 Comment
  CAS-BOT-BC310535  Eurybia integrifolia Robert J. Weatherby 1955-8-12 1683 Plumas Meadow on upper Clear Creek, near Spanish Peak 1828 Comment
  CAS-BOT-BC312258  Euthamia occidentalis M. S. Taylor 1981-9-2 4269 Plumas N tip of Round Valley Reservoir by road 204 ca. 3 air mi. S of Greenville 1371 Comment
  CAS-BOT-BC312261  Euthamia occidentalis W. I. Follett; E. B. Follett 1962-8-8 s.n. Plumas East branch of North Fork Feather River 0.3 mile below Rush Creek, Sierra Nevada Comment
  RSA59313  Euthamia occidentalis E. K. Balls 1950-9-14 15797 Plumas Hwy 89, along Indian Creek, 1.5 mi from jct with Hwy 24. 915 Comment
  CHSC102086  Festuca idahoensis Lowell Ahart; John Dittes 2009-7-13 16036 Plumas On dry to damp soil, on the west side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CAS-BOT-BC278846  Festuca occidentalis John Thomas Howell 1962-6-17 37681 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC278849  Festuca occidentalis Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1588 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1112 Comment
  SEINET10869085  Festuca occidentalis Mary Susan Taylor 1982-6-21 Taylor 4703 Plumas T23N R10E se/sw sec 24 & ne/nw sec 25. Blue Nose Mt quad. S side of 23N39, ca. 1 air mi w of White Cap, ca. 4 air mi sw of Sloat. 5800 ft. 1768 Comment
  CDA43020  Festuca subulata L. Ahart 2009-7-21 16107 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. Comment
  JEPS113663  Festuca subulata Lowell Ahart, Josephine Guardino 2007-7-20 14322 Plumas South of a small drainage, northeast of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  CHSC112089  Festuca trachyphylla L. P. Janeway 2014-7-17 11564 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; 0.5 km north of Long Valley Creek, along the dryish eastern edge of the large meadow on the northwest side of Happy Valley. 1746 Comment
  CAS-BOT-BC282569  Festuca viridula John Thomas Howell 1951-6-28 27702 Plumas Eureka Peak 2255 Comment
  CAS-BOT-BC55662  Frangula purshiana Anna Head 1921-1-1 s.n. Plumas Feather River region Comment
  CAS-BOT-BC55663  Frangula purshiana Anna Head 1920-1-1 s.n. Plumas Feather River region Comment
  CAS-BOT-BC55667  Frangula purshiana A. A. Heller; P. B. Kennedy 1907-7-8 8825 Plumas Between Taylorville and Crescent Mills Comment
  CAS-BOT-BC55676  Frangula purshiana Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC55682  Frangula purshiana Lowell Ahart 1975-7-2 s.n. Plumas 8 miles north of Sly Creek Dam. About 2 miles west of American House which is 3 miles south of La Porte Comment
  CAS-BOT-BC55687  Frangula purshiana John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2185 Plumas Mouth of Butterfly Creek 883 Comment
  CHSC21513  Frangula purshiana D. Brink; L. Mayer 1975-7-9 Plumas Buck's Lake. Comment
  UCD19141  Frangula purshiana W. B. McHenry 1990-8-1 s.n. Plumas Bucks Lake. 1645 Comment
  HSC100832  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-15 9194 Plumas Granite Basin, along the Little North Fork Middle Fork Feather River near the Rd. 18 bridge. 421 Comment
  HSC99894  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2004-9-12 12049 Plumas Roadside along Hwy. 70 near Keddie Resorts. 976 Comment
  HSC99895  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2004-9-12 12051 Plumas Road along Jamison Creek, west of Eureka-Plumas State Park. 1677 Comment
  HSC99902  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2004-9-13 12056 Plumas Plumas National Forest. 1220 Comment
  SBBG26937  Frangula purshiana subsp. annonifolia A. A. Heller 1915-7-7 Plumas near summit of Soapstone ridge, 12 mi W of Bucks [Bucks Lake] 1676 Comment
  CHSC108038  Frangula rubra subsp. modocensis L. P. Janeway; B. Castro 2011-10-2 10759 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. In dry rocks near the meadow. 1542 Comment
  CHSC108052  Frangula rubra subsp. obtusissima L. P. Janeway; B. Castro 2011-10-2 10758 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5010 m above high water line. 1542 Comment
  HSC99908  Frangula rubra subsp. obtusissima J. O. Sawyer, & J. P. Smith 2004-7-15 4576 Plumas Along Clear Creek at F.S. Rd. 25N14, Plumas National forest 1454 Comment
  CAS-BOT-BC59580  Frangula rubra subsp. rubra John Thomas Howell 1975-6-16 51134 Plumas Sierra Nevada - 2 miles northwest of Spring Garden 1173 Comment
  SEINET8584497  Frasera albicaulis var. nitida A. A. Heller, P. B. Kennedy 1907-7-12 8820 Plumas Grade between Greenville and Prattville. Comment
  UCD139690  Fritillaria Grady L. Webster 1992-5-17 7762 Plumas ca. 2 miles southwest of Grizzley Valley Dam. 1737 Comment
  CAS-BOT-BC508205  Fritillaria atropurpurea Walter D. Bliss 1908-5-20 s. n. Plumas Near Quincy Comment
  SEINET10469562  Fritillaria atropurpurea Mary Susan Taylor 1981-1 Plumas Comment
  CHSC25054  Fritillaria eastwoodiae L. Morgan 1972-4-22 1 Plumas On n embankment of Forbestown Rd. ca. 6 mi w of La Porte. 1219 Comment
  CAS-BOT-BC505325  Fritillaria micrantha Alice Eastwood 1927-6-1 14533 Plumas United States Forest Reserve, Forest Lodge, Greenville Comment
  CAS-BOT-BC506203  Fritillaria micrantha John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54216 Plumas About 4 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CAS-BOT-BC506178  Fritillaria pudica Lemmon no date on label s.n. Plumas Sierra Valley Comment
  UC119836  Fritillaria recurva Mrs. R. M. Austin 1874-1 303 Plumas Butterfly Valley Comment
  SEINET8480221  Fritillaria recurva A. Miller 1933-5-30 2091 Plumas [Red] Clover Creek, near Beckwith [sic]. Comment
  SJSU8660  Fritillaria recurva F. S. Gereb & G. L. Baker 1968-5-5 106 Plumas Deer Creek by State Route 32 c. 22 mi W of Lake Almanor 1219 Comment
  CHSC21708  Galium F. T. Griggs; A. Pass 1975-7-3 78 Plumas Buck's Lake Forest Service Survey. Comment
  UC1192017  Galium aparine Malcolm A. Nobs and S. Galen Smith 1949-8-19 1425 Plumas bog Indian Valley, Taylorsville (s end of 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
  CAS-BOT-BC124075  Galium bolanderi Mrs. R. M. Austin 1878-1-1 s.n. Plumas Big Meadows Comment
  CHSC56879  Galium grayanum var. grayanum L. P. Janeway; Garrett Gibson 1991-8-2 4103 Plumas Plumas National Forest. Northeast flank of Smith Peak and +/-above Dan Blough Creek. 2042 Comment
  JEPS95632  Galium grayanum var. grayanum Lowell Ahart 1994-7-20 7478 Plumas N of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna; ; ; <coords. cont.: NE 1/4>; Plumas or Sierra County 1981 Comment
  RSA88460  Galium grayanum var. grayanum J. T. Howell 1951-6-28 27722 Plumas Eureka Peak. 2226 Comment
  SEINET10500743  Galium sparsiflorum subsp. glabrius Mary Susan Taylor 1981-9-10 Taylor 4272 Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 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
  SEINET10500745  Galium trifidum var. pacificum Mary Susan Taylor 1982-8-17 Taylor 5005 Plumas T24N R12E ne/ne sec 20. Little Summit Lake, on Grizzly Creek, ca. 5 air mi ne of Sloat. Riparian; 5900 ft. 1798 Comment
  JEPS102763  Galium trifidum var. pusillum Lowell Ahart 2001-8-28 9205 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  RSA0105477  Galium trifidum var. subbiflorum Lowell Ahart 2014-8-31 19820 Plumas On the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CAS-BOT-BC169866  Garrya fremontii Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  SBBG50219  Garrya fremontii J. T. Howell 1959-9-26 Plumas near Keddie 1005 Comment
  SEINET4149975  Gayophytum diffusum subsp. diffusum C. Tanner 1999-8-2 s.n. Plumas Portola, growing in yard at 433 W. Plumas St. 1484 Comment
  CDA13756  Gayophytum diffusum subsp. parviflorum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13488 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Comment
  UC1618181  Gayophytum diffusum subsp. parviflorum Barbara Ertter 1988-7-25 7848 Plumas 1/2 mi n Diamond Mt.-Greeneville-Red Rock jct (ca 12 air mi ssw of Susanville); Diamond Mts., Snoring Springs 1981 Comment
  UC384659  Gayophytum diffusum subsp. parviflorum E. D. Merrill 1929-7-13 Plumas Silver Lake Comment
  UC485791  Gayophytum diffusum subsp. parviflorum H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC20988  Gayophytum heterozygum F. T. Griggs; A. Pass 1975-7-11 165 Plumas Buck's Lake. Comment
  CHSC59920  Gayophytum heterozygum L. P. Janeway 1992-7-17 4266 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
  UC1122565  Gayophytum heterozygum G. Burks 1933-8-8 20 Plumas 4 mi e and 1 mi n Cammel Peak; Plumas National Forest, Bidwell Bar Quadrangle 1706 Comment
  SEINET7717338  Gentiana amarella Unknown Plumas Big meadows Comment
  CHSC36914  Gentiana calycosa M. S. Taylor 1982-8-4 4920 Plumas Along spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 1889 Comment
  UCR139354  Geum macrophyllum David D. Keck 1932-7-3 1697 Plumas Northern Sierra Nevada Mtns., Quincy 1067 Comment
  CAS-BOT-BC459553  Geum macrophyllum A. A. Heller; P. B. Kennedy 1907-7-9 8787 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  SEINET10483302  Geum macrophyllum Mary Susan Taylor 1982-6-23 Taylor 4715 Plumas T23N R10E sw/ne sec 18. Blue Nose Mt quad. Along tributary to Middle Cr, s side of 23N10-Peoria Cr Rd, 1.7 mi w of its jct with 23N50Y, ca. 3 air mi sw of Sloat. 4600 ft. 1402 Comment
  CHSC26143  Geum triflorum Detzer; Sacks 1977-6-25 43 Plumas Slope on sw edge of Squaw Valley. 1853 Comment
  JEPS102399  Gilia capillaris Lowell Ahart 2001-7-17 8907 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  RSA718441  Gilia capitata subsp. mediomontana L. Ahart 2006-7-9 12936 Plumas about 20 yards south of the paved basalt road, about 3 3/4 miles (air) nw of Tamarack Flat, about 5 3/4 miles (air) nw of Little Grass Valley Reservoir 1662 Comment
  SEINET14642557  Gilia capitata subsp. mediomontana A. A. Heller, P. B. Kennedy 1907-7-12 8822 Plumas Near Greenville. Comment
  JEPS26682  Gilia capitata subsp. mediomontana P. C. Hutchison 1961-6-9 2114 Plumas 2 mi s (below) Rich Bar (canyon of North Fork Feather River along highway US Alt 40 on serpentine cliff above road at bridge); canyon of North Fork Feather River, s of Rich Bar Comment
  RSA83128  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  CAS-BOT-BC283871  Glyceria borealis Mary S. Clemens 1920-6-25 17 Plumas Taylorville Comment
  JEPS107730  Glyceria borealis Lowell Ahart, John Dittes 2005-9-19 12386 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  RSA716588  Glyceria borealis L. Ahart 2005-9-19 12386 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  SEINET7297635 Image available Glyceria borealis Malcolm A. Nobs, S. Galen Smith 1949-1 1380 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester Comment
  SEINET13709989  Glyceria borealis Lowell William Ahart, Lowell William Ahart 2001-1 9189 Plumas 3/4 Mi. NE of Chester, Last Chance Marsh (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  CAS-BOT-BC282706  Glyceria elata John Thomas Howell 1951-6-28 27647 Plumas Johnsville, Sierra Nevada 1584 Comment
  CAS-BOT-BC282709  Glyceria elata John Thomas Howell 1960-7-23 35941 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC282711  Glyceria elata John Thomas Howell 1960-7-20 35721 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  SEINET10908995  Glyceria elata Lawrence P. Janeway 1991-8-4 Janeway 4123 Plumas Grizzly Valley quad T24N, R13E, extreme SE corner of sec. 6. Meadow along Road 111 (Beckwourth-Genesse Road) 1.1 mi west of road to Bagley Pass; 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. Damp parts of the meadow; in forest of white fir and Jeffrey pine. 1692 Comment
  CAS-BOT-BC307384  Gnaphalium palustre Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1406 Plumas Pond reservoir to the southwest, Butterfly Botanical Area and Vicinity 1097 Comment
  CHSC94847  Gnaphalium palustre Lowell Ahart 2006-10-8 13405 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. 715 Comment
  CAS-BOT-BC307388  Gnaphalium palustre L. P. Janeway 1993-8-14 4528 Plumas Along Road 24N29Y ca 0.2 mi north of Haskins Creek and ca 1.6 mi southeast of Bucks Lake, Plumas National Forest, Oroville Ranger District Haskins Valley Compartment 1691 Comment
  JEPS64397  Goodyera oblongifolia Helen-Mar Wheeler 1944-8-23 Plumas Cascade Creek Comment
  UC1025091  Gratiola ebracteata Leo Whitney 1934-8-8 1707 Plumas ca 10 mi nw Portola (3 mi e of the Cate Place, Big Grizzley Valley, Plumas National Forest); Plumas National Forest, Big Grizzley Valley 1828 Comment
  RSA537506  Gratiola neglecta Barbara Ertter 1988-10-21 7999 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  UC1191883  Gratiola neglecta Malcolm A. Nobs and S. Galen Smith 1949-8-18 1351 Plumas s end Lake Almanor; s end of Lake Almanor Comment
  POM43599  Gratiola virginiana Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC231131  Hackelia amethystina Johnnie L Gentry, Jr. 1968-6-20 2072 Plumas Mount Hough, 7.9 miles NE of Quincy on Mount Hough-Crystal Lake Road 1874 Comment
  JEPS55561  Hackelia nervosa Esther C. Fritz 1933-7-4 Plumas on summit & slopes Spanish Peak 2133 Comment
  RSA644032  Hackelia nervosa Elaine Joyal, D. Mehlman 1988-7-3 1306 Plumas Plumas National Forest, Mt. Hough, 11 mi. n of Quincy. 2000 Comment
  SD6433  Hastingsia alba Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CAS-BOT-BC306694  Helenium bigelovii Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC306698  Helenium bigelovii Walter Knight; Irja Knight 1966-6-18 1291 Plumas Butterfly Valley 1036 Comment
  UCD63044  Helenium puberulum Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Plumas Quincy. Blackhawk Road. Butterfly Valley. Butterfly Valley Botanical Area. Sweetwater Marsh. 1160 Comment
  CHSC21815  Helianthella californica F. T. Griggs; A. Pass 1975-7-16 201 Plumas Bucks Lake Forest Service Survey. Comment
  SEINET11196751 Image available Helianthella californica W. Harnach 1990-6-19 397 Plumas SierraValley, Genesse Rd. N of Beckwourth 1585 Comment
  JEPS88400  Helianthella californica subsp. nevadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8027 Plumas Lake Almanor High Cascade Range (e side of arm of lake extending n from the Hwy 36 causeway, s of point where the road to Last Chance Campground (28N11) begins to parallel lake) 1371 Comment
  CHSC58158  Helianthella californica var. nevadensis Vernon H. Oswald 1992-6-18 4995 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. 1621 Comment
  POM161749  Helianthella californica var. nevadensis R. C. Bacigalupi 1927-7-11 1719 Plumas Near Grassy Lake Meadows. Gold Lake Region. 1890 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
  CHSC46672  Helianthus bolanderi Vernon H. Oswald 1988-8-5 3628 Plumas Humbug Valley, 0.2 mi s of Soda Spring on the road to Yellow Creek Campground, ca. 13 mi (air) s of Chester. 1319 Comment
  CAS-BOT-BC305543  Helianthus bolanderi Paul F. Covel 1937-7-20 1069 Plumas Quincy Comment
  SD50707  Helianthus bolanderi Darley F. Howe 1959-8-3 Plumas 41 miles north of Quincy on Highway 89. 1370 Comment
  CHSC21023  Hemizonella minima F. T. Griggs; A. Pass 1975-7-10 140 Plumas Buck's Lake. Comment
  CAS-BOT-BC313430  Hemizonella minima Frank W. Peirson 1926-6-21 6787 Plumas Lake Almanor Comment
  POM77804  Heracleum maximum Marcus E. Jones 1897-7-6 s.n. Plumas Pratville. 1372 Comment
  CAS-BOT-BC55291  Hesperis matronalis T. C. Fuller 1963-6-13 10669 Plumas North of hotel in Quincy. Comment
  RSA244709  Hesperis matronalis J. T. Howell 1967-7-11 43380 Plumas Meadow at Quincy. 1037 Comment
  CHSC112532  Hesperochiron californicus B. Castro; L. P. Janeway 2009-6-7 1790 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.85 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, near base of low knolls with round granitic rock outcrops, ca 250 ft below edge of open Ponderosa-Jeffrey pine forest. 1668 Comment
  UC726884  Hesperochiron californicus A. A. Heller 1942-5-8 16465 Plumas meadow w. Plumas 1524 Comment
  RSA523563  Hesperolinon micranthum Barbara Ertter 1989-7-4 8682 Plumas 2.2 miles west of junction with Highway 89 and Highway 36 southwest of Chester. 1463 Comment
  SEINET10460735  Heterocodon rariflorum Lowell Ahart 1975-7-20 Ahart s.n. Plumas Found in very wet ground 0.5 mile below the Bunker Hill Moine. 10 miles northeast of La Porte 1829 Comment
  CAS-BOT-BC310921  Heterotheca villosa John Thomas Howell 1977-8-11 52670 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  RSA795732  Heterotheca villosa var. minor L. P. Janeway, P. F. Zika, Barbara L. Wilson 2011-8-6 10629 Plumas Northern High Sierra Nevada. Plumas National Forest; north side (upslope of) dirt road on north side of Jamison Creek 0.3 road km west of Plumas-Eureka State Park boundary. 1704 Comment
  CAS-BOT-BC312293  Heterotheca villosa var. minor John Thomas Howell 1951-8-20 28230 Plumas Vinton, Sierra Valley, Sierra Nevada 1524 Comment
  CAS-BOT-BC319614  Hieracium albiflorum Walter Knight; Irja Knight 1966-9-12 1744 Plumas Fern Glen, Butterfly Botanical Area and vicinity 1097 Comment
  CAS-BOT-BC319618  Hieracium albiflorum John Thomas Howell 1959-9-26 35042 Plumas Near Keddie, Sierra Nevada 1005 Comment
  JEPS36661  Hieracium albiflorum W. L. Jepson 1939-7-29 19275 Plumas Spring Hill Trail Meadow Valley 1219 Comment
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Mar 30 2016
  CAS-BOT-BC289224  Holcus lanatus M. S. Taylor 1982-8-12 4980 Plumas Along Denton Creek between 516 and Hwy 70, ca. 1 mi. e of Blarsden 1432 Comment
  CAS-BOT-BC289228  Holcus lanatus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1685 Plumas Sweetwater Meadow, Butterfly Botanical Area and Vicinity 1127 Comment
  SEINET10507460  Holcus lanatus Mary Susan Taylor 1982-8-12 Taylor 4980 Plumas T22N R12E nw/ne sec 14. Blairsden quad. Along Denton Creek, between 516 and Hwy 70, ca. 1 mi e of Blairsden. Mixed Evergreen Forest; 4700 ft. 1432 Comment
  JEPS102383  Holodiscus microphyllus var. glabrescens Lowell Ahart 2001-7-17 8919 Plumas about 2 1/2 air miles N of Humboldt Summit (E of a small branch of Butt Creek, E side of a poor logging road) 1828 Comment
  JEPS87815  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1994-7-22 7499 Plumas ca. 1/2 mi. e. Mt. Etna (along n. side of Pacific Crest Trail); Pacific Crest Trail 1981 Comment
  CDA34647  Horkelia fusca subsp. parviflora L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16145 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. Comment
  UC595080  Horkelia fusca subsp. parviflora David D. Keck with X. and A. Gustafsson 1938-8-9 4904 Plumas 3 mi s Beckwith (on rd to Loyalton); Sierra Valley 1490 Comment
  CHSC102744  Horkelia fusca var. parviflora Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16145 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam. 1606 Comment
  CAS-BOT-BC143996  Horkelia fusca var. tenella A. A. Heller; P. B. Kennedy 1907-7-9 8779 Plumas Prattville Comment
  RSA77983  Horkelia tridentata Verne Grant, Alva Grant 1948-6-13 8581 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  CAS-BOT-BC538237  Horkelia tridentata var. flavescens Alice Eastwood 1927-6-15 14605 Plumas United States Forest Reserve, Long Valley trail Comment
  CAS-BOT-BC538240  Horkelia tridentata var. flavescens Mrs. A. L. Coombs 1906-6-1 s.n. Plumas Prattville Comment
  CHSC36350  Hosackia crassifolia M. S. Taylor 1982-6-14 4666 Plumas N side of Genesee Valley Rd (112), ca. 2 mi w of Genesee. Comment
  CHSC113588  Hosackia oblongifolia var. oblongifolia Lowell Ahart 2014-8-24 19749 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  UC1278090  Hydrophyllum capitatum var. alpinum B. Crampton 1954-5-10 1866 Plumas 0.25 mi e Portola (along State Highway 24) 1472 Comment
  CHSC21670  Hydrophyllum occidentale D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake Forest Service Comment
  UC1586075  Hydrophyllum occidentale Barbara Ertter with Gary Schoolcraft 1989-7-3 8671 Plumas ca 7 air mi s Susanville (Diamond Mt. peak, n-face); Diamont Mt. 2286 Comment
  UC723823  Hydrophyllum occidentale Joseph Andorfer Ewan 1934-6-27 8262 Plumas near Long Lake (along Mt Elwell trail); Sierra Nevada 2072 Comment
  RSA0110962  Hydrophyllum occidentale M. Canby 1929-5-12 134 Plumas 5 miles west of Blairsden. Comment
  CHSC75921  Hypericum formosum var. scouleri G. F. Hrusa 1996-8-2 13429 Plumas Steep rocky slopes at SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Partially shaded area on wet springline trib. of Squirrel Creek. 1820 Comment
  UCR123374  Hypericum perforatum George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6881 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  CAS-BOT-BC401207  Hypericum perforatum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2218 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  RSA59101  Iris hartwegii E. K. Balls 1950-8-30 15505 Plumas Trail to Bucks Creek from Tobins Resort, North Fork Feather River. 610 Comment
  RSA136507  Iris hartwegii subsp. pinetorum Lee W. Lenz, E. K. Balls 1956-6-19 21842 Plumas Forest Lodge, southwest of Greenville 1128 Comment
  RSA40423  Iris hartwegii subsp. pinetorum Philip A. Munz, Lee W. Lenz 1948-8-12 12338 Plumas Forest Lodge, Greenville. 1128 Comment
  RSA517035  Iris macrosiphon W. I. Follett 1938-6-4 115 Plumas Rich Gulch 1250 Comment
  CAS-BOT-BC123366  Iris pinetorum Alice Eastwood 1927-6-11 14454 Plumas Forest Lodge near Greenville Comment
  RSA790593  Ivesia aperta James R. Shevock, Barbara Ertter 1986-7-20 11736 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
  UC161893  Ivesia sericoleuca Katharine Brandegee 1912-7-30 Plumas Portola Comment
  UCD169235  Ivesia sericoleuca S. L. Welsh; N. D. Atwood 2001-6-13 28133 -A Plumas Red Clover Valley, ca 12 miles north of Beckwourth. 1678 Comment
  CHSC108030  Juncus articulatus subsp. articulatus L. P. Janeway 2011-9-22 10738 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. Common where bank is steeper, just above the water line. 1468 Comment
  CHSC39365  Juncus balticus L. Ahart; P. Ahart 1983-8-17 4317 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  JEPS114805  Juncus balticus subsp. ater Lowell Ahart 2008-8-13 15156 Plumas North edge of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  CHSC97058  Juncus bufonius var. bufonius Lowell Ahart; Josephine Guardino 2007-7-20 14338 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CHSC53718  Juncus bufonius var. occidentalis L. P. Janeway 1989-7-7 3463 Plumas Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley. Along dry edge of small meadows below the spring. 1737 Comment
  SEINET10472431  Juncus bufonius var. occidentalis Lowell Ahart 1985-7-11 Ahart 5134 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
  RSA715680  Juncus confusus L. Ahart, Josephine Guardino 2005-8-9 12296 Plumas On the east side of Fant Creek, along the dirt road, about 50 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1598 Comment
  HSC102791  Juncus effusus subsp. pacificus L. Ahart 2008-8-13 15159 Plumas About 1.75 air miles S of Little Grass Valley Reservoir, ~1.0 mi. NE of La Porte, west of East Branch Creek, on the western side of La Porte Rd. 1614 Comment
  CHSC32880  Juncus ensifolius L. Ahart 1980-9-17 2656 Plumas On the ne side of the small lake about 0.5 mi w of Fowler Peak. 1600 Comment
  CHSC96983  Juncus ensifolius Lowell Ahart; Josephine Guardino 2007-7-21 14366 Plumas Along a small stream, near a spring, south of the dirt road, about 200 yards west of the intersection, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  JEPS102710  Juncus ensifolius Lowell Ahart 2001-8-28 9193 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
  JEPS104613  Juncus ensifolius Lowell Ahart 2003-7-18 10422 Plumas On sides of a drainage in a meadow, on n side of the road, ca 1/4 mi w of Lumpkin Ridge Rd, ca 1 1/2 mi se of Tamarack Flat, ca 1 1/2 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 mi (air) nw of La Porte. 1709 Comment
  RSA463101  Juncus ensifolius Lyman Benson 1932-7-29 4005 .5 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CHSC97779  Juncus exiguus L. P. Janeway 2007-8-12 9171 Plumas Northern High Sierra Nevada. 'Linnea Fen;' along Road 23N73Y 0.8 km north-northwest of Oroville-Quincy Hwy and Grizzly Summit. 1771 Comment
  CDA19268  Juncus hemiendytus G. D. Barbe, T. C. Fuller 1982-6-17 3842 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  SJSU14270  Juncus hemiendytus var. hemiendytus N. A. Hopkins 1989-6-7 1511 Plumas Crocker Meadow on W side Beckwourth-Genesee Rd c. 4 mi N of Beckwourth 1524 Comment
  JEPS107922  Juncus howellii Lowell Ahart, John Dittes 2005-9-19 12422 Plumas Along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  UCD141555  Juncus howellii John Thomas Howell 1960-7-18 35512 Plumas Drakesbad. 1676 Comment
  CHSC118782  Juncus longistylis Chelsea Morgan 2015-6-28 2015 -019 Plumas Plumas National Forest. Near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1 (UTM 688739 E, 4455754 N, NAD83 Zone 10N.) 1800 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
  CHSC24253  Juncus macrandrus K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC102104  Juncus nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16208 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  CHSC110620  Juncus nevadensis B. Castro; L. Janeway 2006-9-9 1614 Plumas High Cascade Range. West shore of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek), off W end of USFS Rd 29N02Y. 1981 Comment
  CHSC80889  Juncus nevadensis Lowell Ahart 2001-7-17 8900 Plumas Small meadow, on the south side of a poor logging road, part of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  RSA100691  Juncus nevadensis E. C. Sutliffe 1917-08 s.n. Plumas Gold Lake region. Comment
  JEPS97390  Juncus occidentalis Lowell Ahart 1995-9-13 7628 Plumas E of Quincy La Porte Road, abut 1 mi NW of Pilot Peak N side of Onion Valley 1828 Comment
  CDA43016  Juncus orthophyllus L. Ahart 2008-8-13 15162 Plumas East of La Porte Road, on the east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. Comment
  CHSC73508  Juncus orthophyllus H. Durio 1995-8-17 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. Large meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd 23N18. In main meadow. 1676 Comment
  JEPS115979  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 -B Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  RSA754873  Juncus tenuis L. Ahart, John Dittes 2009-9-7 16390 A Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  RSA95512  Juncus tenuis J. T. Howell 1951-6-27 27618 Plumas Jamison Creek 1829 Comment
  RSA0115085  Juniperus communis Tim Hanson 2013-6-20 1 Plumas Northern High Sierra Nevada. On the south side of Coldwater Creek 0.8 km upstream from its confluence with the Little North Fork of the MIddle Fork of the Feather River. 1421 Comment
  UC1134329  Juniperus communis G. T. Nordstrom 1934-7-3 176 Plumas 1.75 mi n of Mt. Ararat (on rocky slope of Willow Cr.); Plumas National Forest, Bidwell Bar Quadrangle, Willow Cr. 1219 Comment
  NY19867  Juniperus occidentalis H. E. Brown 1897-8-1 503 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SEINET10531564  Juniperus occidentalis subsp. australis Mary Susan Taylor 1981-8-18 Taylor 4213 Plumas T23N R15E se 1/4 ne 1/4 sec 10. Re- connaissance Pk quad. Bald Rock Improvement Project, ca. 1 mi SW of Bald Rock, ca. 5 mi NE of Beckwourth. 6200 ft. 1890 Comment
  CAS-BOT-BC58898  Kalmia microphylla subsp. microphylla J. H. Hatton; Cayot 1914-9-12 19213 Plumas Long Lake 2072 Comment
  CAS-BOT-BC246163  Keckiella lemmonii M. S. Taylor 1982-8-10 4953 Plumas Along spur road off Seneca Road (306), ca. 2 air miles SW of Canyon Dam 1554 Comment
  CHSC83601  Keckiella lemmonii John Dittes 2002-8-17 2 -38 Plumas Northern High Sierra Nevada; Plumas National Forest, ca. 1.4 air-miles northof Little Grass Valley Reservoir Dam, ca. 1.2 air-miles southeast of Tamarack Flat, along FS Road 22N61, ca. 0.25 mile north of intersection of FS Primary Route 94 and County Road 514. Road edge. 1737 Comment
  JEPS115206  Keckiella lemmonii Lowell Ahart, John Dittes 2009-7-15 16099 Plumas On dry rocky soil, northeast of the power line, on the west side of Forest Sevice Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  RSA293270  Keckiella lemmonii D. C. Michener 1980-8-5 3785 Plumas Northern Sierra Nevada. Ca 0.5 mile north of Tobin on CA 70. 625 Comment
  UC103021  Keckiella lemmonii unknown 180 Plumas Dutch Hill Comment
  CDA11938  Kelloggia galioides G. F. Hrusa, J. Dinsdale 1989-6-27 7203 Plumas Sierra Nevada; NW end of Bucks Lake. Comment
  RSA447639  Kelloggia galioides Dorothy Davis 1923-7-4 s.n. Plumas Mohawk. 1372 Comment
  SJSU11547  Kelloggia galioides J. W. Tilden 1958-6-29 1307 Plumas SW shore, L Almanor 1828 Comment
  SEINET10500754  Kelloggia galioides Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4013 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  SEINET10869777  Kelloggia galioides Mary Susan Taylor 1981-7-22 Taylor 4102 Plumas T24N R11E sw sec 9, Spring Garden quad. In Red Fir Forest; E side of 26N21- Grizzly Peak Rd, just S of Argentine Lookout turnoff, ca. 5 air mi N of Spring Garden. 6900 ft elev. 2103 Comment
  CHSC21292  Kyhosia bolanderi F. T. Griggs; A. Pass 1975-8-2 291 Plumas Buck's Lake. Comment
  CHSC43253  Kyhosia bolanderi Lowell Ahart 1987-10-16 5915 Plumas Meadow, near the dirt road, near Buckhorn Creek, about 4 miles south-west of Bucks Lake. 1676 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
  CHSC34931  Lactuca serriola M. S. Taylor 1981-7-29 4144 Plumas On e side of 24N42-Flournoy Grade, 1.9 mi s of Flournoy Bridge, ca. 3 air mi e of Genesee. 1463 Comment
  CHSC94779  Lactuca serriola Lowell Ahart 2006-10-8 13401 Plumas On the west bank of Chips Creek, south of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. 715 Comment
  JEPS122243  Lactuca serriola Lowell Ahart 2014-9-9 19861 Plumas On the west side of Sly Creek Reservoir, about 9 miles (air) southwest of La Porte. Comment
  CAS-BOT-BC340597  Lactuca serriola Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1521 Plumas Butterfly Botanical Area and Vicinity. Area adjacent to Pond Reservoir 1097 Comment
  CAS-BOT-BC340603  Lactuca serriola E. K. Balls 1950-8-31 15518 Plumas Hwy. 24, 1 mile north of Spanish Creek, north of Quincy 1097 Comment
  SBBG34030  Lagophylla ramosissima L. S. Rose 1969-6-24 Plumas Butterfly Valley, 3 mi W of Keddie 1158 Comment
  SEINET10474769  Lagophylla ramosissima Mary Susan Taylor 1981-8-31 Taylor 4252 Plumas California: T22N R12E se1/4 of se1/4 sec 25. Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi S of Clio. Plumas County. 4400 ft. 1341 Comment
  CHSC35950  Lathyrus brownii M. S. Taylor 1982-6-2 4596 Plumas E side of 23N11, ca. 2 air mi e of Cromberg, just n of Cogswell Ravine. 1737 Comment
  SEINET5327322  Lathyrus pauciflorus subsp. brownii P. A. Lehenbauer 1786 Plumas Clover Creek, Plumas Nat. For. Comment
  CAS-BOT-BC205070  Lathyrus sulphureus John Thomas Howell 1961-6-21 36696 Plumas Greenville 1097 Comment
  CHSC91698  Lathyrus sulphureus G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16288 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: outside of bog. 1158 Comment
  UC1120991  Ledum glandulosum F. W. Embree 1934-6-6 63 Plumas Plumas National Forest, Three Lakes Three Lakes; Plumas National Forest, Three Lakes 1889 Comment
  SEINET10465998  Lemna minor Mary Susan Taylor 1981-8-5 Taylor 4167 Plumas 1069 Comment
  SEINET10466004  Lemna minuta Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3831 Plumas T24N R10E nw/se sec 25, Spring Garden quad. Aquatic in swamp inside Williams Loop, 0.2 mi S of Spring Garden Overpass on Hwy 70, ca. 1.5 mi W of Spring Garden. 3900 ft. 1189 Comment
  CHSC87864  Lemna trisulca Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11067 Plumas In a very small stream, in a large meadow, on the south side of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote. 1796 Comment
  SEINET11279722  Lepidium perfoliatum W. Harnach, N. Harnach 1990-4-18 259 Plumas Sierra Valley, Marble Lane, Marble Hot Well. 1487 Comment
  RSA754546  Lepidium virginicum var. pubescens L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16225 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  CHSC37027  Leptosiphon bolanderi M. S. Taylor 1982-5-4 4402 Plumas N side of Bucks Lake Rd, at its jct with Spanish Ranch Rd (25N17), ca. 1/2 mi ne of Meadow Valley. 1127 Comment
  OBI11404  Leptosiphon bolanderi Lewis S. Rose 1967-6-2 Plumas Butterfly Valley, 3 mi. W of Keddie 1219 Comment
  RSA164301  Leptosiphon ciliatus Clare B. Hardham 1961-6-17 7510 Plumas South of Susanville 1677 Comment
  SD7687  Leptosiphon nuttallii subsp. nuttallii Mrs. R. M. Austin 1881-1 Plumas Mt. Dyer Comment
  UCD134089  Lessingia nemaclada M. S. Taylor 1980-9-27 3346 Plumas south side of Bucks Lake-Spanish Ranch Road, ca. 1/4 mile east of Frenchman Hill, ca. 20 miles southwest of Quincy. 1645 Comment
  RSA88431  Leucophysalis nana J. T. Howell 1951-6-27 27615 Plumas Jamison Creek 1829 Comment
  RSA712972  Leucophysalis nana L. P. Janeway 1994-7-8 4688 Plumas Northern High Sierra Nevada, Hartman Bar Ridge, Slope N of Road 22N94 on S side of Franklin Hill. 1707 Comment
  CAS-BOT-BC59605  Leucothoe davisiae John Thomas Howell 1963-6-3 39394 Plumas Butterfly Valley. Comment
  UC586931  Leucothoe davisiae Joseph Andorfer Ewan 1934-6-27 8188 Plumas Bear Lake; Mount Ewell Region, Bear Lake 2133 Comment
  JEPS50776  Lewisia cantelovii Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9286 Plumas granite cliffs just n along Feather River Highway Storrie 716 Comment
  CAS-BOT-BC229483  Lewisia kelloggii Alice Eastwood 1927-6-17 14655 Plumas United States Forest Reserve. Near Long Valley Comment
  JEPS115861  Lewisia nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15894 Plumas About 200 yards northwest of Lake Almanor Dam, in mined over area 1421 Comment
  CAS-BOT-BC444167  Lewisia nevadensis A. A. Heller 1940-5-22 15671 Plumas Two miles east of the Plumas County line on State Highway #36 Comment
  CAS-BOT-BC444171  Lewisia nevadensis Mrs. H. C. Cantelow 1939-5-19 4208 Plumas 3.3 mi. E. of Bucks Lake 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
  UC931968  Lewisia triphylla Verne Grant, Alva Grant 1948-6-13 8580 Plumas 1 mi on Oroville Road Cascade; Lava Cap 1371 Comment
  CAS-BOT-BC283805  Leymus cinereus John Thomas Howell 1955-7-19 30796 Plumas Vinton 1505 Comment
  UCD86626  Leymus triticoides A. A. Beetle 1941-6-28 2793 Plumas 5 miles W of Chester. 1524 Comment
  CAS-BOT-BC436005  Ligusticum grayi Anna Head 1920-8-3 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC130562  Lilium humboldtii Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  UC586857  Lilium kelleyanum Joseph Andorfer Ewan 1934-6-25 8220 Plumas above Denton (Blairsden) (Gold Lake Road); Sierra Nevada 1524 Comment
Read comments
Dec 13 2006
  CHSC75560  Lilium pardalinum subsp. pardalinum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3122 Plumas 2.65 miles west of Round Valley Reservoir Dam. 1569 Comment
  CAS-BOT-BC133080  Lilium washingtonianum subsp. washingtonianum Walter Knight; Irja Knight 1966-6-18 1285 Plumas Butterfly Valley 1143 Comment
  CHSC81156  Limosella acaulis Lowell Ahart 2001-8-29 9227 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS102718  Limosella acaulis Lowell Ahart 2001-10-8 9307 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) NE of Quincy. 1522 Comment
  JEPS115520  Limosella acaulis Lowell Ahart, John Dittes 2009-9-7 16402 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC37012  Limosella aquatica M. S. Taylor 1982-9-7 5107 Plumas Ramelli Ranch, in moist sand on s side of Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  SEINET10496791  Linanthus ciliatus Mary Susan Taylor 1982-5-27 Taylor 4554 Plumas T24N R8E ne sec 23. Bucks Lake NE quad. W side of Deans Valley Rd (24N29), ca. 0.7 mi s of its jct with Bucks Lake Rd, ca. 1 mi e of Meadow Valley. 3800 ft. 1158 Comment
  PASA754  Linanthus harknessii Margaret Stason 1932-6-22 Plumas Camp ground lake Almanor Comment
  UC1594654  Linaria vulgaris Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson and Tyleasi Martin 1992-8-20 5169 Plumas on n edge of La Porte, Quincy-La Porte Road La Porte; , Quincy-La Porte Road 1514 Comment
  CHSC62611  Listera convallarioides B. Castro; R. A. Schlising 1987-7-21 165 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at lower edge of a spring on unnamed E-trending tributary to Mohawk Ck. 1600 Comment
  UC1562394  Listera convallarioides Lowell Ahart 1990-7-16 6569 Plumas about 1/2 mi ne Independent Mine (on s bank of South Fork Feather River, about 3 1/2 mi ne of Little Grass Valley Reservoir); South Fork Feather River 1828 Comment
  CHSC57313  Lithophragma glabrum L. P. Janeway 1991-5-29 3975 Plumas Plumas National Forest. North-facing slope in small valley on northwest side of Red Clover Valley and just over a low pass southeast of Poco Creek. 1722 Comment
  CHSC89313  Lithophragma glabrum G. Douglas Barbe; T. C. Fuller 1982-7-16 3777 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  UC570247  Lithophragma glabrum E. Sawyer 1935-5-23 35 Plumas 1 1/2 mi ssw Kerby; Sierraville Quadrangle Comment
  RSA101465  Lithophragma glabrum R. Weatherby 1955-7-2 1573 -a Plumas Creek below Bear Ridge. Near Taylor Lake. 1982 Comment
  UC175287  Lithophragma tenellum H. M. Hall 1912-7-12 9346 Plumas Long Lake; Sierra Nevada Mountains, Long Lake 2072 Comment
  CHSC42611  Lomatium dissectum var. multifidum Vernon Oswald 1986-6-2 2079 Plumas Rd. A-15, 5.2 mi sw of Hwy 70 at Portola. 1524 Comment
  CHSC89801  Lomatium macrocarpum G. Douglas Barbe; T. C. Fuller 1982-6-15 3719 Plumas Sierra Nevada. 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  UC337569  Lomatium macrocarpum unknown Plumas Mohawk Valley Comment
  UCD127698  Lomatium macrocarpum Michael A. Vincent 1999-6-8 8555 Plumas Plumas National Forest, Milford Ranger District. Along FS 26N17 just north of FS 26N40. Comment
  POM186424  Lomatium nudicaule D. D. Keck 1932-7-5 1711 Plumas Quincy, at mouth of water supply company to the left hand just south of town 1067 Comment
  RSA636046  Lomatium nudicaule Michael A. Vincent 1999-6-7 8528 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  CHSC71136  Lomatium plummerae L. P. Janeway 1997-5-14 5127 Plumas West edge of Dixie Valley; north side of Dixie Creek; along the road connection Road 26N70 to Road 28N01. 1691 Comment
  UC1732067  Lomatium plummerae L. P. Janeway 1997-5-14 5127 Plumas Dixie Creek, N side, along the road connection Road 26N70 to Road 28N01 Dixie Valley, W edge 1691 Comment
  CHSC88608  Lonicera conjugialis B. Elliott 2002-6-8 11602 Plumas Plumas National Forest. 1615 Comment
  SD6576  Lonicera conjugialis Mrs. R. M. Austin 1879-1 Plumas Mill Creek. Comment
  SD6577  Lonicera conjugialis Mrs. R. M. Austin 1880-1 Plumas Comment
  JEPS13662  Lonicera involucrata var. involucrata H. M. Wheeler 1944-8-24 642 Plumas Cascade, bridge across creek, on Anderson trail after road ends in loop, below Toni's Cascade Creek Comment
  CAS-BOT-BC200952  Lotus Gladys L. Smith 1976-6-7 4559 Plumas Rte. 70, 8 mi. east of Quincy 1249 Comment
  JEPS48701  Lotus incanus Leland S. Smith 1925-4-20 1554 Plumas Grizzley Ridge Tahoe National Forest 975 Comment
  RSA443120  Lotus incanus L. Ahart, P. Ahart 1985-7-1 5095 Plumas About 1/2 mile east of Cement Creek, about 1/2 mile north of Onion Valley Creek, about 4 miles northwest of Pilot Park. 1829 Comment
  CDA14763  Lotus nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3337 Plumas Indian Creek Bridge 0.1 mile northwest of junction with road to Antelope Lake dam. 1584 Comment
  JEPS114366  Lotus purshianus var. purshianus Lowell Ahart 2008-9-10 15381 Plumas On the sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  UC80897  Lotus purshianus var. purshianus Mrs. R. M. Austin Jul 1876 376 Plumas American Valley Comment
  UC726028  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15243 Plumas near Grays Flat (along the Feather River Highway) 868 Comment
  UC1101420  Ludwigia palustris Malcolm A. Nobs and S. Galen Smith 1949-8-19 1403 Plumas ca. 2 mi. s. Greenville (Indian Valley); Indian Valley Comment
  CAS-BOT-BC201257  Lupinus W. Harnach; N. Harnach 1990-6-16 380 Plumas Sierra Valley. Frank Dotta Ranch 1524 Comment
  SEINET10488369  Lupinus albicaulis Patricia L. Kenney 1973-6-5 Kenney 421 Plumas Along roadside of hwy 89, 5 miles n of junction of hwy 70 and 89. Yellow pine, Douglas fir and oaks 1067 Comment
  SEINET10544016  Lupinus albicaulis subsp. shastensis Duane Isely, I. Isely 1971-7-13 Isely 11395 Plumas Abundant, roadsides; plants to 3 ft with no basal leaves; flowers dull Ochroleucous, soon tan; all pteals recurved ca 90 degrees; standard abruptly Recurved, darker than other petals, not conspicuous 1216 Comment
  POM253150  Lupinus albicaulis subsp. wolfianus A. A. Heller 1938-6-14 15161 Plumas Near Gray's Flat along the Feather River Highway. 869 Comment
  UC1129256  Lupinus albicaulis var. shastensis E. Sawyer 1935-6-27 172 Plumas 3.7 mi n Hawks; Plumas National Forest, Sierraville Quad. 1676 Comment
  CAS-BOT-BC198414  Lupinus albifrons var. albifrons Mrs. H. C. Cantelow 1949-6-10 2 Plumas About 5 miles n.w. of Quincy on Hwy. 24 Comment
  UC726683  Lupinus albifrons var. albifrons A. A. Heller 1942-5-8 16455 Plumas Virgilia, along State Highway #24 Virgilia; , State Highway #24 Comment
  SEINET5327645  Lupinus andersonii var. apertus M. J. Williams, Emily McPherson 1974-8-5 74 P-12 Plumas Lake's Basin, Trail from Silver Lake to Mt. Elwell. 2134 Comment
  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
  UC501351  Lupinus arbustus H. E. and S. T. Parks June, 1928 240 Plumas Drakesbad , Drakesbad (Lassen National Park) Comment
  RSA372162  Lupinus arbustus subsp. silvicola LeDoux, Morris, Dunn 1973-6-5 1077 Plumas Collected on south side of Greenville. Comment
  CAS-BOT-BC208806  Lupinus argenteus var. heteranthus Alice Eastwood 1918-5-25 7061 Plumas Portola Comment
  UC1129433  Lupinus argenteus var. heteranthus C. W. Hanks 1934-8-10 37 Plumas s side Frenchman Creek; Plumas National Forest, Sierraville Quad. 1615 Comment
  UC1129449  Lupinus argenteus var. heteranthus E. Sawyer 1935-6-1 55 Plumas 1 mi nw Kerby; Sierraville Quad. 1524 Comment
  UC149844  Lupinus argenteus var. heteranthus Katharine Brandegee July 1911 Plumas Portola Comment
  CHSC52428  Lupinus argenteus var. meionanthus L. P. Janeway 1990-6-6 3700 Plumas Plumas National Forest. Forested flat on N side of Long Valley ca 1/2 mi E of Rattlesnake Cr and ca 1/2 mi N of Hwy 70/89; vicinity of Sloat. 1356 Comment
  CHSC60090  Lupinus argenteus var. meionanthus L. P. Janeway 1990-7-20 3808 Plumas Plumas National Forest. Along Lake Davis Rd 1.4 mi NW of Hwy 70 and Portola. 1524 Comment
  SEINET10874089  Lupinus breweri Mary Susan Taylor 1982-6-1 Taylor 4578 Plumas T26N R9E se/sw sec 6. Almanor NE quad. On n edge of 27N39 spur rd off 26N18, Long Valley Mine area, ca. 4 air mi w of Greenville. 5000 ft. 1524 Comment
  SJSU6946  Lupinus breweri C. W. Sharsmith 1975-6-17 8226 Plumas near Gray Eagle Cr 1371 Comment
  CAS-BOT-BC196675  Lupinus breweri var. breweri L. P. Janeway 1990-7-18 3801 Plumas Ca 1/4 mi N of Little Grizzly Cr and between Lovejoy Cr and Blakeless Cr. 1783 Comment
  SEINET10452034  Lupinus confertus Mary Susan Taylor 1982-7-13 Taylor 4825 Plumas T26N R9E se/nw sec 22. Greenville SW quad. Bellas Flat, s side of Round Valley Reservoir, ca. 4 mi s of Greenville. 4500 ft. Dry cobbly drainage in Mixed Coniferous Forest. 1372 Comment
  CAS-BOT-BC215364  Lupinus dalesiae M. S. Taylor 1982-6-1 4573 Plumas 0.1 mile E of Spring Garden city limit sign, just E of Greenhorn Ranch Road, N side of Highway 70 1280 Comment
  CAS-BOT-BC215386  Lupinus dalesiae M. S. Taylor 1982-7-21 4887 Plumas Greenhorn Creek, ca. 1.5 miles NE of Quincy, American Valley 1066 Comment
  CAS-BOT-BC215389  Lupinus dalesiae M. S. Taylor 1982-6-16 4685 A Plumas Both sides of 24N13, ca. 1.0 mile N of its junction with Willow Creek Road (23N90), ca. 4 air miles SE of Quincy 1645 Comment
  UC1075580  Lupinus dalesiae E. K. Balls and L. W. Lenz 1956-6-20 21844 Plumas U.S. Hwy Quincy to Portola 2 mi se Spring Garden; se of Spring Garden 1249 Comment
  UC727011  Lupinus dalesiae A. A. Heller 1941-5-22 16142 Plumas outside Quincy (just n of Spanish Creek); just n of Spanish Creek Comment
  CAS-BOT-BC215409  Lupinus dalesiae John Thomas Howell; Gordon H. True 1968-6-10 44559 Plumas Just N of Garner Park, Quincy 1036 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
  SEINET10485206  Lupinus dalesiae Melvin L. Conrad 1975-8-11 Conrad 7395 Plumas Douglas fir forest 5.5 mi west of quincy on meadow valley rd. 1219 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
  UCD107809  Lupinus grayi A. A. Heller 1913-6-13 10867 Plumas Quincy. 1066 Comment
  SEINET10871250  Lupinus grayi Mary Susan Taylor 1982-6-17 Taylor 4693 Plumas S side of 23N44Y, 1.8 mi W of its jct with Bell Bar Creek Rd (23N50Y), ca. 2 air mi SW of Sloat. 1524 Comment
  SEINET6655077  Lupinus grayi P. Kenney, Dunn; Conrad 1973-6-5 436 Plumas Alon Hwy 70; 6 mi. S from Jct of Hwy 89 & 70.; 0 1067 Comment
  CHSC52437  Lupinus lepidus var. confertus L. P. Janeway 1990-7-6 3777 Plumas Plumas National Forest. Near Emigrant Cr and ca 1/10 mi south of Little Grizzly Cr. 1767 Comment
  CHSC80831  Lupinus lepidus var. confertus Lowell Ahart; Vernon H. Oswald 2001-7-11 8886 Plumas On the south side of Highway 89, west of the spillway on the dam at Lake Almanor. 1374 Comment
  UC1129513  Lupinus lepidus var. confertus C. G. Albertus 1935-7-20 218 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  UC85078  Lupinus lepidus var. confertus Mrs. Austin 1882-7-25 Plumas Big Meadows Comment
  UC1482892  Lupinus lepidus var. sellulus LeDoux, Dunn and Conrad 1973-6-5 1082 Plumas jct. Hwy 70 and Twain Road 1066 Comment
  UCD108991  Lupinus nanus A. A. Heller 1913-6-13 10865 Plumas Quincy. 1066 Comment
  CHSC37522  Lupinus obtusilobus M. S. Taylor; H. Swanson 1982-8-11 4968 Plumas On ridge between Florentine Canyon and Spencer Lakes, ca. 5 mi sw of Johnsville. 2133 Comment
  CDA15402  Lupinus polyphyllus var. burkei G. F. Hrusa, T. D. Wilfred 1996-8-23 13530 Plumas Sierra Nevada; Upper Long Valley Creek below confluence with Bull Run Creek. Approx. 1 mi. E of Lava Peak, & 2 mi. NE of Cromwell townsite. Comment
  UC1129726  Lupinus polyphyllus var. burkei E. Sawyer 1935-6-27 169 Plumas 3 1/2 mi n Hawks; Plumas National Forest, Sierraville Quad. Comment
  SEINET10452654  Lupinus sellulus Mary Susan Taylor 1981-8-31 Taylor 4249 Plumas California: T22N R13E ne1/4 of se 1/4 sec 30. Sierra City NE quad. E side of 114, ca. 0.5 mi N of its jct with Hwy 89, ca. 1.5 mi E of Clio. Plumas County. 4700 ft. 1432 Comment
  SEINET10490240  Lupinus sellulus subsp. ursinus Melvin L. Conrad, Eula V. Conrad 1981-7-12 Conrad 9482 Plumas Just east of entrance to Plumas Campground, south side of Hwy. 70, ca. 17 miles NW of Quincy. Comment
  UCSB46162  Luzula comosa Reisentz, Paul 1979-5-12 Plumas at Lewisia Rock; 3 miles south of Beldon; on Highway 70 Comment
  CHSC53721  Luzula comosa var. laxa L. P. Janeway 1989-7-11 3476 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.3 mi SW of Beckwourth-Genesee Rd (rd 111) 11.5 mi from Beckwourth. Along border of creek. 1691 Comment
  CAS-BOT-BC436681  Luzula comosa var. laxa George W. Gillett 1957-7-17 787 Plumas Lassen Volcanic National Park. Gully running into the inlet of Willow Lake 1767 Comment
  CHSC66776  Luzula divaricata Vernon H. Oswald; Lowell Ahart 1996-8-14 8168 Plumas Northern High Sierra Nevada. Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. Along a streamlet on the uphill side of the road. 1645 Comment
  SEINET260550  Luzula parviflora M. Cutler, J Cutler 1992-6-11 Plumas Plumas National Forest ; Approx 0.5 mi S of Quincy; Boyle Ravine 1097 Comment
  UC335479  Luzula spicata unknown Aug 1874 Plumas Comment
  UC501391  Lysimachia nummularia David D. Keck Jul 3 1932-Jul 5 1932 1627 Plumas along Lake Almanor Road at city limits of Quincy (in the Northern Sierra Nevada); Northern Sierra Nevada, Quincy 1066 Comment
  CHSC113934  Lythrum portula Lowell Ahart 2014-8-20 19715 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
  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
  CAS-BOT-BC342584  Madia W. Harnach; N. Harnach 1990-6-19 399 Plumas Sierra Valley. Genesse Rd. 1584 Comment
  CAS-BOT-BC343793  Madia elegans A. A. Heller; P. B. Kennedy 1907-7-13 888 Plumas Taylorville Comment
  CAS-BOT-BC343780  Madia elegans L. P. Janeway 1992-7-31 4282 Plumas South-facing slopes in canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 (along old powerline access road) 682 Comment
  CHSC110300  Madia elegans subsp. elegans B. Castro; L. P. Janeway 2006-6-9 1578 Plumas Northern High Sierra Nevada. Northwest corner of lower Thompson Valley, 1.4 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. 1697 Comment
  CAS-BOT-BC344469  Madia exigua Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  RSA794837  Madia exigua L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15887 Plumas About 200 yards northwest of Lake Almanor Dam. 1422 Comment
  CAS-BOT-BC344466  Madia exigua David D. Keck 1932-7-3 1619 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  CDA13418  Madia glomerata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13266 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  CDA15408  Madia glomerata G. F. Hrusa 1996-8-22 13535 Plumas Sierra Valley; at intersection of Antelope Valley Rd. & Hwy 49. Comment
  CHSC100324  Madia glomerata Lowell Ahart 2008-8-13 15167 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CAS-BOT-BC342852  Madia glomerata David D. Keck 1938-8-9 4900 Plumas Beckwith (Beckwourth), 0.5 mi. W. of town 1525 Comment
  CHSC88005  Madia gracilis Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11153 Plumas On the north side of a forest road, small meadow, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
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May 24 2013
  JEPS113596  Madia gracilis Lowell Ahart, Josephine Guardino 2007-7-20 14313 Plumas North of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  CAS-BOT-BC343252  Madia gracilis George W. Gillett 1957-7-19 843 Plumas Lassen Volcanic National Park. Slopes across from the Devils Kitchen on trail to Sifford Lakes 1981 Comment
  POM160875  Malacothrix floccifera J. G. Lemmon 1883-07 s.n. Plumas Indian Valley Comment
  CAS-BOT-BC347522  Malacothrix floccifera J. T. Howell 1959-9-21 s.n. Plumas Slaty road-cut Feather R. Canyon at East Branch Comment
  CAS-BOT-BC348172  Matricaria discoidea John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1979 Plumas Butterfly Botanical Area and Vicinity. In valley proper near barn 1036 Comment
  CHSC20814  Medicago sativa K. R. Stern 1975-7-24 5828 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC36209  Melica aristata M. S. Taylor 1982-7-7 4784 Plumas N side of 23N36, just e of its jct with 23N35, s slope of Big Hill, ca. 3 air mi s of Sloat. 1615 Comment
  UCD86362  Melica bulbosa John Thomas Howell; Gordon H. True 1967-7-11 43332 Plumas Sierra Nevada. Summit ridge of Mt. Hough. 2194 Comment
  CAS-BOT-BC282098  Melica fugax No date on label s.n. Plumas Unspecified 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
  SEINET10599384  Melica fugax Lowell Ahart 1986-7-8 Ahart 5347 Plumas On damp rocky soil, in an area of bare open serpentine, about 1 mile north-west of Pilot Peak, about 14 miles northeast of La Porte. Red Fir Forest. 1981 Comment
  RSA299626  Melica geyeri J. T. Howell, Gordon H. True, Walter, Irja Knight 1968-6-11 2416 Plumas Butterfly Botanical Area, near Fern Glen. 1067 Comment
  RSA700310  Melica subulata L. Ahart 2004-7-27 11311 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1646 Comment
  UCD87028  Melica torreyana August L. Hormay 1928-12-7 s.n. Plumas Quincy. Comment
  CDA32019  Mentha canadensis L. Ahart, J. Dittes, J. Guardino 2009-7-29 16243 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  CHSC59916  Mentha canadensis L. P. Janeway 1992-7-23 4276 Plumas Plumas National Forest. Gravel bar on north side of Middle Fork Feather River near the mouth of Bonta Creek; behind Mohawk Ranger Station. 1315 Comment
  RSA101405  Mentha canadensis R. Weatherby 1955-8-4 1670 Plumas No Ear Bar, Middle Fork Feather River 915 Comment
  CHSC111237  Mentha spicata B. Castro; L. P. Janeway 2007-8-18 1672 Plumas Northern High Sierra Nevada. Ca 10 road mi E of Quincy, along Squirrel Creek and Road 401, 1.2 mi NE of Hwy 70/89 and Williams Loop (railroad). 1267 Comment
  UCSB7058  Mentzelia dispersa Breedlove, Dennis 1962-6-12 Plumas Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  JEPS102262  Mentzelia veatchiana L. P. Janeway 1996-6-5 4987 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
  CHSC21199  Menyanthes trifoliata F. T. Griggs; A. Pass 1975-7-17 212 Plumas Buck's Lake Forest Service Survey. Comment
  UC1609428  Menyanthes trifoliata Vernon H. Oswald and Lowell Ahart 1993-8-3 5759 Plumas 9 air mi n of Lake Almanor (Hay Meadow at n end of 30N25 on s edge of the Caribou Wilderness); Caribou Wilderness, Hay Meadow 1950 Comment
  CDA13422  Mertensia ciliata var. stomatechoides G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13270 Plumas Sierra Nevada; Slopes above Bull Run Creek off USFS 23N12E. Comment
  LA204231  Mertensia ciliata var. stomatechoides C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
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Mar 23 2015
  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
  CAS-BOT-BC349341  Microseris nutans Lowell Ahart 1983-8-17 4326 Plumas Near Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  CDA14122  Microseris nutans G. F. Hrusa 1997-5-3 13812 Plumas Sierra Nevada; Slope on W side of Rattlesnake Creek, straddling Hwy 70 approx. 15 mi. E of Quincy. N side of Hwy 70. Comment
  CHSC34922  Microseris nutans M. S. Taylor 1981-7-17 4037 Plumas Lakes Basin, Bear Lakes trail, just s of spur trail to Gold Lake Lodge, ca. 6 mi s of Mohawk. 1981 Comment
  SD8804  Microseris nutans Daniel Cleveland 1882-7-21 Plumas Big Meadows Comment
  POM253302  Microsteris gracilis subsp. gracilis A. A. Heller 1938-5-21 15101 Plumas Just north of Chester 1305 Comment
  SEINET10496952  Microsteris gracilis subsp. humilis Mary Susan Taylor 1982-5-7 Taylor 4414 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  CHSC81629  Mimetanthe pilosa Lowell Ahart 2001-10-8 9303 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  RSA285894  Mimulus aurantiacus var. grandiflorus D. C. Michener 1981-7-17 4019 Plumas Sierra Nevada. CA 70 ca 1.3 miles north of Tobin. Dry rock outcrop/road cut above North Fork of the Feather River. Comment
  UC1063543  Mimulus bicolor P. G. Haddock 1938-5-29 9 Plumas near Rock Creek; Plumas National Forest, Downieville Quadrangle 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
  JEPS12519  Mimulus guttatus George W. Gillett 1955-8-2 459 Plumas at creek crossing 1/4 mi belwo Devils Kitchen (Devils Kitchen trail) 1844 Comment
  UC567165  Mimulus microphyllus E. Sawyer 1935-7-1 226 Plumas 1/2 mi s Chases; Downieville Quadrangle 1676 Comment
  UC600646  Mimulus moniliformis E. B. Copeland 1931-6-11 Plumas 1900 Comment
  UCD122819  Mimulus moschatus D. Sanchez-Mata; P. Rodrigues-Rojo 1997-8-16 s.n. Plumas Rich Bar-Virgilia. Plumas National Forest. Serpentine Canyon. 800 Comment
  JEPS96020  Mimulus nanus var. mephiticus Vernon H. Oswald and Lowell Ahart 1996-8-14 8161 Plumas Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Qunicy Hwy.), northern High Sierra Nevada, Yellow Pine Forest. 1127 Comment
  RSA165579  Mimulus nanus var. mephiticus Clare B. Hardham 1961-6-15 7426 Plumas Engelmine. 1829 Comment
  SEINET10570267  Mimulus pulsiferae Mary Susan Taylor 1982-9-7 Taylor 5096 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  UC711934  Mimulus pulsiferae Roxana S. Ferris and Laura Lorraine 1941-8-9 10433 Plumas about 2 1/2 mi from Lake Almanor Public Camp (State Hwy #89 on road to Chester) Comment
  JEPS86896  Mimulus pygmaeus David M. Thompson 1988-6-9 940 Plumas 0.1 mi ssw of entrance South Almanor Campground (aloing main road, s side of lake); Lake Almanor 1390 Comment
  JEPS8141  Mimulus torreyi W. L. Jepson 1927-6-23 12318 Plumas Morgan Springs 1584 Comment
  UCR3556  Mimulus torreyi Wm. Horn Jr. 1963-6-19 630619- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  JEPS28651  Mimulus torreyi George W. Gillett 1957-7-19 842 Plumas slopes across from Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 1981 Comment
  RSA234816  Mimulus torreyi Francis W. Pennell 1940-6-10 25790 Plumas 5 mi. west of Chester along Hwy 36. 1616 Comment
  UC711935  Mimulus torreyi Roxana S. Ferris and Laura Lorraine 1941-8-9 10436 Plumas about 2 1/2 mi from Lake Almanor Public Camp (State Hwy 89 on road to Chester) Comment
  CAS-BOT-BC481919  Minuartia nuttallii Alice Eastwood 1927-6-17 s.n. Plumas US Forest Reserve, on road from Long Valley Comment
  CAS-BOT-BC314152  Monardella follettii L. P. Janeway 1993-7-15 4457 Plumas Plumas National Forest, Quincy Ranger District, Pineleaf Compartment. Along Rd 25N17, 4.2 mi NW of Spanish Ranch Road (in Meadow Valley) and 0.2 mi after it crosses Bean Creek. 1402 Comment
  SEINET10829412  Monardella follettii A. Graff 1993-7-23 Graff 336 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  SEINET10498941  Monardella odoratissima subsp. glauca Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3897 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
  CHSC43979  Monardella odoratissima subsp. pallida L. P. Janeway 1987-5-28 2104 Plumas Along county rd A-14 just se of turn to Almanor Peninsula. 1402 Comment
  CHSC52045  Monardella odoratissima subsp. pallida L. P. Janeway 1990-6-28 3737 Plumas Plumas National Forest. Upper Joseph Creek, on northeast side of Grizzly Ridge. 2042 Comment
  CHSC62361  Monardella odoratissima subsp. pallida B. Castro; J. Jurewicz 1990-7-17 430 Plumas Ca 6 air mi W of Crescent Mills, on gentle W-facing slope above Rush Ck, along both sides of USFS Rd 16N87 ca 0.9 mi S of its jcn with Rd 27N92 and ca 0.2 mi S of Cow Ck crossing. 1584 Comment
  CHSC64098  Monardella odoratissima subsp. pallida B. Castro; L. Hanson 1988-7-15 274 Plumas On top of Mt. Harkness, within 50 ft of lookout tower. 2452 Comment
  UC2035887  Monardella odoratissima subsp. pallida Mrs. C. W. Hollis Jun 17 1928-Jun 30 1928 Plumas Drakesbad Mt. Lassen National Park Comment
  CAS-BOT-BC222113  Monardella odoratissima subsp. pallida Mary E. Wall 1939-6-25 s.n. Plumas Brush Creek, rangers station Comment
  CAS-BOT-BC222150  Monardella odoratissima subsp. pallida Mrs. H. C. Cantelow 1938-7-3 s.n. Plumas 4.3 miles north of Almanor Inn Comment
  SEINET5333425  Monardella odoratissima subsp. pallida A. A. Heller 1907-7-9 8774 Plumas Prattville Comment
  SEINET10582347  Monardella sheltonii A. Graff 1993-7-22 Graff 296 Plumas Plumas National Forest. Hwy. 70 west, just past Keddie, on east-facing road cut, just before bridge going over Spanish Creek. T25N,R9E,S22. Growing on a bare, rocky, gravelly, steep cut, below a forest of Pinus jeffreyi, Calocedrus decurrens, Quercus kelloggii. Comment
  SEINET10582351  Monardella sheltonii A. Graff 1993-7-21 Graff 279 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
  CAS-BOT-BC220208  Monardella stebbinsii G. L. Stebbins; C. Epling 1968-8-2 6840 Plumas East Branch, North Fork of Feather R., 1 mile east of Rich Bar 1036 Comment
  CAS-BOT-BC7366  Monardella stebbinsii Clare Butterworth Hardham 1968-7-15 15680 Plumas Belden--Caribou Rd., about 1 mile N of Queen Lily Camp Ground. North Fork of Feather River. 853 Comment
  SEINET10968926  Monardella stebbinsii Mary Susan Taylor 1981-7-26 Taylor 4115 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. Open serpentine cliff (with granite elements), n side of Caribou Rd. 3.5 mi NE of its jct with Hwy 70 near Beldon. 2700 ft. 823 Comment
  CAS-BOT-BC444745  Montia chamissoi Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1880 Plumas Butterfly Botanical Area and Vicinity 1036 Comment
  CHSC65174  Montia chamissoi Lowell Ahart 1995-8-7 7606 Plumas In a small meadow, near a mountain alder thicket, south of the Pacific Crest Trail, south of a poor dirt road, north-east of the weather station, about 1/2 mile (air) west of Pilot Peak. 1981 Comment
  CHSC63160  Montia fontana subsp. amporitana Lowell Ahart 1994-6-17 7351 Plumas On the edge of a small wet 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
  JEPS115806  Montia fontana subsp. chondrosperma Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15902 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  CAS-BOT-BC445087  Montia linearis Mary Strong Clemens 1920-6-14 s.n. Plumas Crescent Mills Comment
  CHSC34269  Montia linearis M. S. Taylor 1981-5-10 3676 Plumas Wet meadow, e side of Antelope Lake, Pioneer Cabin meadow, ca. 20 air mi ne of Taylorsville. 1536 Comment
  CHSC52529  Montia linearis L. P. Janeway 1990-6-29 3746 Plumas Plumas National Forest Beckwourth Ranger Districe. Cascade Compartment. Meadow on S side of Little Grizzly Creek ca 1/4 mi E of Emigrant Creek. 1767 Comment
  CHSC60552  Montia linearis L. P. Janeway 1992-5-14 4176 Plumas Plumas National Forest. Beckwourth Ranger District. Westside Compartment. North side of Big Grizzly Creek at nortwest end of Lake Davis. 1764 Comment
  JEPS115804  Montia linearis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15901 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  CAS-BOT-BC445092  Montia linearis John Thomas Howell; Gordon H. True 1967-5-7 42187 Plumas Quincy 1036 Comment
  CHSC21710  Montia parvifolia F. T. Griggs; A. Pass 1975-7-8 96 Plumas Buck's Lake Forest Service Survey. Comment
  SD8153  Montia verna Mrs. R. M. Austin 1877-1 Plumas American Valley Comment
  CAS-BOT-BC267005  Muhlenbergia filiformis John Thomas Howell 1959-9-22 34846 Plumas Drakesbad 1737 Comment
  CHSC61582  Muhlenbergia filiformis L. P. Janeway 1984-9-1 1134 Plumas Lakes Basin; on Sierra crest west of Mt Elwell. Meadowy area. 2164 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
  CAS-BOT-BC275033  Muhlenbergia richardsonis Lowell Ahart 1985-7-11 5126 Plumas Below the high water line of Little Grass Valley Reservoir, where the S Fork of the Feather RIver flows into the lake, about 4.5 miles NE of La Porte 1584 Comment
  CHSC97612  Muhlenbergia richardsonis Lowell Ahart; John Dittes 2007-6-17 14166 Plumas On damp soil, along 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
  RSA0106684  Muhlenbergia richardsonis Lowell Ahart 2014-8-26 19793 Plumas Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1534 Comment
  RSA6245  Myosotis discolor D. D. Keck 1932-7-3 1670 Plumas Along branchlet of Spanish Creek in meadow. also a large colony spreading over a vacant lot near center of town Comment
  RSA77578  Myosotis discolor D. D. Keck 1932-7-3 1670 Plumas Quincy, in the northern Sierra Nevada, along the road to Lake Almanor. 1067 Comment
  UC1075665  Myosotis scorpioides Robert J. Weatherby 1950-7-2 1443 Plumas East Quincy, Mill Creek 1066 Comment
  CAS-BOT-BC392266  Myosurus apetalus Catherine Best 1980-6-13 s.n. Plumas Sierra Valley, Highway A23 2 miles north of Plumas - Sierra County line Comment
  CAS-BOT-BC392269  Myosurus apetalus John Thomas Howell 1962-6-19 37857 Plumas 5.5 miles e. of Beckwourth 1493 Comment
  UCR248226  Myriophyllum hippuroides B. Villegas 2008-7-24 s.n. Plumas Northern Sierra Nevada Mtns., Indian Creek, south of Crescent Mills, near County road A22 1064 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
  JEPS116013  Myriophyllum sibiricum Lowell Ahart 2009-9-7 16393 Plumas In 3-4 feet of water, Lake Almanor, about 1000 feet northwest of Lake Almanor Dam 1591 Comment
  JEPS1426  Nama densa Katharine Brandegee c. 1910 Plumas Portola Comment
  SJSU4628  Narthecium californicum C. W. Sharsmith 1969-6-19 7596 Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  UC572626  Navarretia breweri E. Sawyer 1935-6-27 211 Plumas Mouth of Dixie Valley Plumas National Forest, Sierraville Quad. 1554 Comment
  CHSC60611  Navarretia capillaris L. P. Janeway 1989-7-19 3502 Plumas Plumas National Forest. Southwest side of Red Clover Valley 0.2 mi southwest of Beckwourth-Genesee Road, 11.7 mi from Beckwourth. In and along dirt road. 1676 Comment
  CHSC91908  Navarretia capillaris Lowell Ahart; Josephine Guardino 2005-8-9 12266 Plumas In a small meadow, 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
  CHSC97194  Navarretia capillaris Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13994 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  SD7659  Navarretia capillaris Daniel Cleveland 1882-7-21 Plumas Big Meadows Comment
  UCD106106  Navarretia capillaris John Thomas Howell 1960-7-18 35600 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CDA19244  Navarretia divaricata subsp. divaricata G. D. Barbe, T. C. Fuller 1982-6-17 3819 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  JEPS124118  Navarretia divaricata subsp. vividior Lowell Ahart 2015-6-7 20217 -A 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
  SD7412  Navarretia intertexta Daniel Cleveland 1882-7-20 Plumas Prattville Comment
  SEINET197718  Navarretia intertexta J. M. Tucker 1948-7-24 1717 Plumas Near road from Cascade to Camel Peak. 1615 Comment
  RSA31650  Navarretia intertexta A. A. Heller 1938-7-2 15233 Plumas Along the highway near the bridge over Spanish Creek just north of Quincy 1098 Comment
  JEPS107903  Navarretia intertexta subsp. intertexta Lowell Ahart, Josephine Guardino 2005-8-9 12263 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1635 Comment
  CHSC21192  Navarretia leptalea F. T. Griggs; A. Pass 1975-7-10 150 Plumas Buck's Lake. Comment
  POM75730  Navarretia leptalea Marcus E. Jones 1897-7-5 10178 Plumas Prattville. 1372 Comment
  CDA40132  Navarretia leptalea Vernon H. Oswald & Lowell Ahart 1998-8-11 9477 Plumas USFS 23N85Y 0.8 mile east of Oroville-Quincy Highway, 6.2 miles northeast of Four Trees, on the south side of Frenchman Hill. Comment
  RSA537482  Navarretia leptalea Barbara Ertter 1989-7-4 8681 Plumas 2.2 miles west of junction with Highway 89 and Highway 36 southwest of Chester. 1463 Comment
  RSA605580  Navarretia leptalea Alva Day, Orbelia Robinson 1982-7-15 82 -86 Plumas Plumas National Forest, Lake Davis, 0.2 mi. west of Coot Bay on north side of lake. Comment
  RSA59671  Navarretia leptalea subsp. bicolor E. K. Balls 1950-9-9 15739 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 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
  SD133960  Navarretia leptalea subsp. leptalea Barbara Ertter 1989-7-4 8681 Plumas 2.2 mi W of jct with Hwy 89 & Hwy 36 SW of Chester 1463 Comment
  UC614921  Navarretia leptalea subsp. leptalea Beryl O. Schreiber 1932-7-19 461 Plumas near Prattville; near Prattville Comment
  CAS-BOT-BC230336  Navarretia leucocephala John Thomas Howell 1962-6-19 37858 Plumas 5.5 miles E of Beckwourth 1493 Comment
  CHSC112564  Navarretia sinistra subsp. sinistra B. Castro; L. P. Janeway 2007-6-24 1646 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek 250-300 ft below edge of open Ponderosa-Jeffrey pine forest. 1674 Comment
  JEPS7606  Nemacladus interior W. I. Follett 1936-6-28 62 Plumas 0.4 mi ne Rock Creek (on new Feather River Highway) Comment
  SEINET10461208  Nemacladus interior Rimo Bacigalupi 1957-6-29 Bacigalupi 6014 Plumas Just east of the mouth of Rock Creek, Feather River Canyon, along U.S. Highway 40 533 Comment
  CHSC53141  Nemophila parviflora var. austiniae L. P. Janeway 1989-6-23 3387 Plumas Plumas National Forest. Beckwourth Ranger District. Upper slope overlooking Crocker Cr from the east. 1874 Comment
  JEPS113642  Nemophila pedunculata Lowell Ahart, John Dittes 2007-6-16 14103 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UC1523785  Nemophila pedunculata Gary Schoolcraft 1982-5-14 655 Plumas e Vinton; e of Vinton 1524 Comment
  JEPS1792  Nemophila pedunculata W. I. Follett 1936-5-10 49 Plumas Rich Gulch 1173 Comment
  RSA189428  Nemophila pedunculata L. S. Rose 1967-5-7 67062 Plumas 3 mi. W. of Keddie, Butterfly Valley. 945 Comment
  RSA39780  Nemophila pedunculata P. A. Munz 1947-5-16 11825 Plumas 8 miles north of Chilcoot. 1524 Comment
  CHSC54401  Nemophila spatulata Vernon H. Oswald 1991-6-17 4668 Plumas Lassen Volcanic National Park. Drakesbad, on the west edge of the meadow between the trail to Devil's Kitchen and Hot Springs Creek. 1737 Comment
  CHSC94203  Nemophila spatulata Lowell Ahart 2006-7-9 12937 Plumas In a small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1661 Comment
  CHSC48188  Nothocalais alpestris Vernon Oswald 1984-6-25 1330 Plumas La Porte-Quincy Rd. near the jct. of the road to Cleghorn Bar. 1905 Comment
  CAS-BOT-BC400101  Nuphar polysepala Robert J. Weatherby 1950-7-28 1497 Plumas Snake Lake, near Quincy 1219 Comment
  SEINET242414  Oenothera claviformis var. purpurascens June McCaskill 465 Plumas Lake Almanor region Comment
  UCR80300  Oenothera tanacetifolia P. A. Munz 1947-5-16 11823 Plumas Sierra Nevada Mtns., 8 mi north of Chilcoot 1524 Comment
  JEPS88178  Oreostemma alpigenum var. andersonii Vernon H. Oswald and Lowell Ahart 1996-8-14 8172 Plumas on Oroville-Quincy Hwy 3.6 mi sw Silver Lake Rd. (between Meadow Valley and Bucks Lake, 1.8 mi ne of White Horse Campground, near Bucks Summit); northern High Sierra Nevada 1676 Comment
  UC29816  Oreostemma alpigenum var. andersonii R. H. Platt 1891-7-1 Plumas near Prattville Comment
  CDA10246  Oreostemma elatum J. R. Keck Jr. 1978-6-3 PDR# 330066 Plumas Snake Lake near Quincy. 0 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
  CHSC116529  Orobanche corymbosa B. Castro; Brian Humphrey 2015-7-8 2096 Plumas Northern High Sierra Nevada. W side of lower Thompson Valley ca 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 400 ft below edge of open Ponderosa-Jeffrey pine forest. 1672 Comment
  CAS-BOT-BC500134  Orobanche fasciculata C. R. Quick 1951-6-7 51 -97 Plumas Ridge NE of Humbug Valley Comment
  UC1400233  Orogenia fusiformis W. D. Dakan 1974-4-21 Plumas near Pond Reservoir Butterfly Botanical Area (Butterfly Valley); , Butterfly Botanical Area 1158 Comment
  CHSC112566  Orthocarpus cuspidatus subsp. cryptanthus B. Castro; L. P. Janeway 2007-6-24 1648 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley abt 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W isde of Thompson Creek, 250-300 ft below edge of open Ponderosa-Jeffrey pine forest. 1671 Comment
  CHSC63478  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart 1994-7-20 7485 Plumas Label also says: Sierra County. On both sides of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  SEINET13756741  Orthocarpus cuspidatus subsp. cryptanthus A. A. Heller, P. B. Kennedy 1907-7-3 8700 Plumas Hills above Red Clover valley Comment
  SEINET13755297  Orthocarpus luteus W. Harnach, N. Harnach 1990-7-5 461 Plumas Sierra Valley, first corner east of Co. Rd. A-23 on Marble Lane. 1487 Comment
  CHSC20775  Osmorhiza chilensis K. R. Stern 1975-7-24 5860 Plumas E shore of Lake Almanor. 1371 Comment
  JEPS32709  Packera eurycephala var. lewisrosei Lewis S. Rose 1963-6-5 63136 Plumas 0.5 mi n Rich Bar; North Fork of Feather River, East Branch 822 Comment
  CAS-BOT-BC121007  Paeonia brownii A. L., Mrs. Coombs 1906-6-1 s.n. Plumas Prattville Comment
  UCD89950  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  UCD89956  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CAS-BOT-BC253741  Panicum capillare John Thomas Howell 1976-7-15 51831 Plumas Quincy 1051 Comment
  CHSC43751  Pectiantia breweri Vernon Oswald 1984-6-25 1323 Plumas La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte. 1889 Comment
  CAS-BOT-BC266631  Pedicularis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54240 Plumas About 3 miles SE of Mount Hough on the road to Quincy 1737 Comment
  UC138965  Pedicularis attollens Mrs. A. L. Combs 1902-7-7 Plumas Prattville Comment
  CHSC56880  Pedicularis racemosa L. P. Janeway; Garrett Gibson 1991-7-31 4098 Plumas Plumas National Forest. Lower west slope of Mt. Ingalls; along Road 25N42, 3.1 mi north of County Road 112. 1950 Comment
  JEPS3405  Pedicularis racemosa W. L. Jepson 1939-8-16 19449 Plumas Buck's Valley 1584 Comment
  CHSC34262  Pedicularis racemosa subsp. alba M. S. Taylor 1981-9-10 4272 A Plumas Head of Bullfrog Ravine near Springs, ca. 3 mi w of Indian Falls. 1737 Comment
  UCD123296  Pedicularis semibarbata Alva Day 1939-5-31 s.n. Plumas Near Camel's Peak. Comment
  CDA13577  Pellaea brachyptera G. F. Hrusa, T. D. Wilfred 1996-8-23 13526 Plumas Sierra Nevada; Below Lava Peak immediately above Long Valley Creek along USFS 12E19 Pack Trail. N of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC50982  Pellaea bridgesii Lowell Ahart 1990-7-16 6568 Plumas On the north side of the South Fork of the Feather River, about 1/2 mile north-east of the Independent Mine, about 3 1/2 miles north-east of Little Grass Valley Reservoir. 1828 Comment
  POM197141  Pellaea mucronata J. G. Lemmon 1883-07 s.n. Plumas Indian Valley Comment
  SBBG100104  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Crk at N Fork of Feather River; S26, T25N, R6E Comment
  UC1063373  Penstemon deustus C. W. Hanks 1934-9-14 81 Plumas Upper end Frenchman Valley Plumas National Forest, Sierraville Quad. Comment
  RSA523594  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Creek at North Fork Feather River. 671 Comment
  POM147033  Penstemon deustus subsp. deustus Alice Eastwood 1927-06 14675 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  RSA169433  Penstemon deustus subsp. deustus L. S. Rose 1963-6-2 63082 Plumas 4 mi. w. of Virgilia. East branch, North Fork of Feather River. 762 Comment
  CHSC97197  Penstemon deustus var. pedicellatus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13983 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  SEINET3840854  Penstemon deustus var. pedicellatus M. I. Wibawa, G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3834 Plumas South shore of Frenchman Reservoir, 0.4 miles east of Frenchman Dam, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  CDA14128  Penstemon deustus var. suffrutescens G. F. Hrusa 1997-5-3 13818 Plumas Sierra Nevada; W side of Rattlesnake Creek creekbed, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  HSC22979  Penstemon gracilentus John Pratt 1970-6-30 60 Plumas Humboldt Summit Comment
  UCD169258  Penstemon gracilentus S. L. Welsh; N. D. Atwood 2001-6-14 28143 Plumas Roadcut, forest service road, ca. 5 miles south of Milford. 1791 Comment
  CHSC69693  Penstemon heterodoxus var. shastensis Vernon H. Oswald 1991-8-23 4841 A Plumas Lassen Volcanic National Park. Trail from the outlet of Juniper Lake to the summit of Mt. Harkness. 2072 Comment
  NY604244  Penstemon janishiae B. J. Ertter 1989-7-3 8667 Plumas Diamond Mountain peak ca. 7 airmiles south of Susanville. 2316.5 Comment
  UC1063500  Penstemon laetus var. leptosepalus G. Burks 1933-8-8 28 Plumas 4 1/3 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quad. Comment
  CAS-BOT-BC239304  Penstemon newberryi var. berryi W. W. Wagner 1919-6-29 298 Plumas Grizzley [Grizzly] Ridge 2346 Comment
  CAS-BOT-BC239308  Penstemon newberryi var. berryi Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy Grade Comment
  CHSC79213  Penstemon newberryi var. newberryi L. P. Janeway 2000-6-14 6834 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km south-west of Crystal Peak in the Diamond Mountains. 2304 Comment
  JEPS26689  Penstemon newberryi var. newberryi P. C. Hutchison 1961-6-9 2128 Plumas 1/2 mi n of the dam along the road to Greenville (e side of Round Valley Reservoir); e side Round Valley Reservoir, road to Greenville Comment
  CDA13940  Penstemon roezlii G. F. Hrusa 1997-6-26 13878 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
  JEPS119949  Penstemon roezlii Lowell Ahart 2012-9-5 18446 Plumas Road edge where the County Road crosses the South Fork of the Feather River, about 1 mile (air) southwest of Pilot Peak, about 8 1/4 miles (air) northeast of La Porte. Comment
  JEPS126588  Penstemon roezlii Lowell Ahart 2016-6-29 21074 Plumas East part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  NY650128  Penstemon roezlii D. D. Keck 1928-6-15 444 Plumas Three miles west of Sloat 1310.6 Comment
  CAS-BOT-BC239598  Penstemon rydbergii var. oreocharis David D. Keck 1928-6-16 447 Plumas Haskins Creek, near Buck's Ranch 1524 Comment
  CAS-BOT-BC239612  Penstemon rydbergii var. oreocharis Mary E. Wall 1939-6-25 s.n. Plumas Brush Creek ranger station Comment
  NY651265  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-11 25814 Plumas Route 24, above Portola 1463.0 Comment
  JEPS3888  Penstemon speciosus Mrs. Emanuel Esther C. Fritz 1933-7-4 Plumas Spanish Peak 1981 Comment
  UCD127830  Perideridia bolanderi M. S. Taylor 1982-6-21 4706 Plumas Eureka Ridge Road (23N09), ca. 1/4 miles west of spring, White Cap, ca. 3 air miles southwest of Sloat. Comment
  CDA15917  Perideridia bolanderi subsp. bolanderi B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  CHSC97624  Perideridia bolanderi subsp. bolanderi Lowell Ahart; John Dittes 2007-6-16 14146 Plumas On dry gravelly soil, on a low rocky open hill, west of a small stream, about 200 yards south of County Road 111 (Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS113373  Perideridia bolanderi subsp. bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14038 Plumas Open rocky flat, along the east side of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  UC1562648  Perideridia bolanderi subsp. bolanderi Barbara Ertter with Gary Schoolcraft 1989-7-3 8661 Plumas ridge between Red rock and Diamond Mt. (ca 8 air mi s of Susanville) 2225 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
  CHSC108706  Perideridia lemmonii B. Castro; L. P. Janeway 2001-7-22 1350 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. Alongside road (the western extension of USFS Rd 23N69). 1798 Comment
  JEPS14093  Perideridia parishii subsp. latifolia John Thomas Howell 1926-7-31 2169 Plumas near Prattville 1463 Comment
  UCD127869  Perideridia parishii subsp. latifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1437 Plumas at Butterfly Valley. Comment
  CAS-BOT-BC413566  Persicaria amphibia Thomas H. Kearney 1944-8-14 45 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC419044  Persicaria lapathifolia Robert J. Weatherby 1950-7-21 1470 Plumas East Quincy 1036 Comment
  JEPS2077  Phacelia heterophylla subsp. virgata W. L. Jepson 1939-8-8 19357 Plumas Quincy Comment
  SEINET5759778  Phacelia heterophylla var. virgata A. A. Heller, P. B. Kennedy 1907-7-15 8852 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CDA19245  Phacelia humilis var. humilis G. D. Barbe, T. C. Fuller 1982-6-17 3818 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC102437  Phacelia humilis var. humilis L. P. Janeway; B. Castro 2009-6-7 9801 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 180 m southwest of Thompson Valley Creek. 1672 Comment
  CHSC97140  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
  UCD120532  Phacelia humilis var. humilis Michael A. Vincent 1999-6-7 8522 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  CHSC67366  Phacelia mutabilis James D. Jokerst 1984-4-25 1990 Plumas Big Grizzly Hydro Project. Ca. 2/3 of the way above the river on the inner steep rocky gorge of N. Fork Feather River. 1341 Comment
  RSA35106  Phacelia mutabilis Thomas H. Kearney 1944-8-14 114 Plumas Near Prattville. Comment
  JEPS3249  Phacelia mutabilis John Warren Duffield 1937-7-18 Plumas se Spanish Peak; Schneider Creek Comment
  JEPS55979  Phacelia mutabilis Clarence R. Quick 1963-7-23 63 -72 Plumas near Mud Lake (n of Kettle Rock); Sierra Nevada Comment
  UC660079  Phacelia mutabilis Alan A. Beetle 1941-6-28 2778 Plumas w side Lake Almanor (open meadow) 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
  CHSC65882  Phalaris arundinacea L. P. Janeway 1995-10-25 4949 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, southeast side of Grass Lake. 1920 Comment
  UCD88511  Phalaris arundinacea John Thomas Howell 1973-7-9 49713 Plumas Crescent Mills. 1066 Comment
  UC569817  Philadelphus lewisii G. T. Nordstrom 1934-7-2 166 Plumas one mi se Mount Ararat; Bidwell Bar Quadrangle 1584 Comment
  CAS-BOT-BC253532  Phleum John Thomas Howell; H. Keith Wagnon 1980-5-28 53687 Plumas Indian Falls, Sierra Nevada 975 Comment
  CDA18453  Phleum pratense G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3188 Plumas Sierra Nevada; 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  CHSC52970  Phleum pratense L. P. Janeway 1989-6-30 3435 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  UCD89640  Phleum pratense R. Tofsrud 1948-8-1 s.n. Plumas Near Quincy. Comment
  SEINET10657589  Phleum pratense Alan A. Beetle 1941-6-28 Beetle 2777 Plumas West side of Lake Almanor, mountain meadow in open pine forest. Assoc. Danthonia Deschampsia Sanicula tuberosa. 1829 Comment
  RSA739618  Phlox diffusa L. P. Janeway 2007-5-20 8983 Plumas Northern High Sierra Nevada, Top of Red Hill. 1929 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
  SEINET10496849  Phlox diffusa Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4337 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  SEINET11268262  Phlox diffusa Lowell Ahart 1994-6-12 7317 Plumas Near Ceder Flat, on the west side of Faggs Mine Road, south-west of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake.; 0 1707 Comment
  CHSC33622  Phlox gracilis M. S. Taylor 1981-4-3 3846 Plumas W side of 24N10, ca 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola. 1767 Comment
  HSC31376  Phlox speciosa subsp. occidentalis Larry E. DeBuhr, G. D. Wallace 1972-5-21 590 Plumas Plumas National Forest, at reservoir in Butterfly Valley 1067 Comment
  JEPS48541  Phlox speciosa subsp. occidentalis John Warren Duffield 1937-5-26 Plumas e of Fairgrounds of Quincy (road to Quincy, sw Plumas County) Comment
  CAS-BOT-BC135166  Phoradendron juniperinum J. Ed. McClellan; Bonnie McClellan 1968-6-18 s.n. Plumas near Meadow Valley - Silver Lake Rd.; also in Butterfly Botanical Area near pond reservoir. Sierra Nevada 1463 Comment
  JEPS115164  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-BC58842  Phyllodoce breweri Anna Head 1921-1-1 s.n. Plumas Feather River Region - Lake Center Camp Comment
  CHSC9732  Pinus contorta subsp. murrayana Nancy Mosman 1971-7-17 111 Plumas Along e side of Hwy 32 ca. 3.8 mi s of Chester, Calif. 1371 Comment
  CAS-BOT-BC78689  Pinus jeffreyi Saichi Kawahara 1968-5-5 410 Plumas Highway 89, 3 miles southeast of Highway 36 1402 Comment
  CAS-BOT-BC78946  Pinus monticola Ahart; Jokerst 1985-10-4 5190 Plumas about 1 mile west of Pilot Peak, about 9 miles north-east of La Porte 1828 Comment
  CHSC45829  Pinus ponderosa Lowell Ahart 1974-10-4 656 Plumas Along the edge of a dirt road near Grouse Hollow Creek, along a road near Skyhigh, about 20 miles north-east of Oroville. 1066 Comment
  OBI69178  Pinus ponderosa Kristina L. Schultz, Dan Schultz 2000-11-3 4 Plumas Quincy Range. Located directly off trl at the intersection of Jackson St. and Old Meadow Valley rd 1067 Comment
  UC1362013  Pinus ponderosa Emanuel Fritz 1939-6-12 8527 Plumas Site II; in swale near top of ridge 1645 Comment
  RSA101387B  Piperia colemanii R. Weatherby 1955-7-21 1657 Plumas Bottle Springs, near Middle Fork Feather River 1616 Comment
  CAS-BOT-BC280  Plagiobothrys cognatus Amos Arthur Heller; P. B. Kennedy 1907-7-2 8680 Plumas Between Vinto and Peckwith Comment
  JEPS122308  Plagiobothrys cusickii Lowell Ahart 2014-8-31 19816 Plumas On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  CHSC43396  Plagiobothrys hispidulus Lowell Ahart 1977-8-8 1543 Plumas In the meadow east of the lake, in Onion Valley, about 1 mile north-west of Pilot Peak, about 15 miles north-east of La Porte. 1828 Comment
  CHSC80168  Plagiobothrys hispidulus L. P. Janeway 1996-6-5 4996 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  OBI20594  Plagiobothrys hispidulus Lewis S. Rose 1967-6-11 67105 Plumas Quincy 1036 Comment
  CAS-BOT-BC228461  Plagiobothrys mollis John Thomas Howell 1961-9-25 36950 Plumas Feather River bed, Portola 1478 Comment
  CAS-BOT-BC228458  Plagiobothrys mollis W. Harnach; N. Harnach 1991-6-17 548 Plumas 3/4 mile W of steel bridge on Marble lane, Sierra Valley 1486 Comment
  SD6756  Plagiobothrys tenellus unknown 1876-1 Plumas American Valley Comment
  CAS-BOT-BC228454  Plagiobothrys torreyi Mrs. H. C. Cantelow 1940-5-10 3191 Plumas W of Bucks Lake Comment
  CHSC110628  Plagiobothrys torreyi var. diffusus B. Castro; L. P. Janeway 2006-6-14 1560 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. 1665 Comment
  CHSC50437  Platanthera leucostachys Vernon Oswald; Lowell Ahart 1990-6-27 4327 Plumas Oro-Quincy Hwy between Merrimac and Buckeye sites, 0.3 mi north of the Butte-Plumas county line. 1487 Comment
  RSA286274  Platanthera leucostachys Robert F. Thorne 1974-7-30 44993 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  UC1134743  Platanthera leucostachys A. E. Wieslander 1927-7-10 17 Plumas meadow below Silver Lake; Bidwell Bar Quad. Comment
  UC1134753  Platanthera sparsiflora A. E. Wieslander Jul 1929 125 Plumas Butterfly Experiment Area Plumas Forest, Susanville Quad. 1219 Comment
  UC1094743  Plectritis macrocera Francia Chisaki 1956-6-1 899 Plumas 5.7 mi e of Virgilia (on Highway Alt. #40) Comment
  SEINET780331  Plectritis macrocera subsp. grayi Walter Knight, Irja Knight, John Thomas Howell, Gordon true 1967-6-12 1992 Plumas Valley proper, near barn 1082 Comment
  CAS-BOT-BC458186  Pleuricospora fimbriolata John Thomas Howell 1977-6-20 52372 Plumas Sierra Nevada: Lake Almanor Peninsula 1371 Comment
  CAS-BOT-BC254766  Poa bolanderi John Thomas Howell 1960-7-19 35633 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC254769  Poa bolanderi George W. Gillett 1957-7-17 795 Plumas Lassen Volcanic National Park. Stream flowing from Little Willow Lake into Willow Lake 1767 Comment
  CHSC76159  Poa bolanderi G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3072 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  JEPS106227  Poa bolanderi Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11181 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2053 Comment
  UC1137636  Poa bolanderi R. W. Saarni 1939-6-24 142 Plumas 4 mi w Summit Inn (on Deer Creek Rd); Bidwell Bar Quadrangle 1584 Comment
  UC485751  Poa bolanderi H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  UCSB45753  Poa bulbosa Reisentz, Paul 1979-5-11 Plumas Injun Jim Campground, 6.7 miles south of Beldon on Highway 70 Comment
  SEINET10593528  Poa bulbosa R. K. Brummitt 1998-5-17 Brummitt 19879 Plumas Rte. 89 near Inkian Falls, 2 km from Rte. 70 junction; roadside shale in valley bottom. Comment
  SEINET10836232  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. 3800 ft. 1158 Comment
  CAS-BOT-BC255096  Poa compressa Mary S. Clemens 1920-6-30 5 Plumas Greenville Comment
  CAS-BOT-BC255099  Poa compressa John Thomas Howell; Gordon H. True 1967-7-11 43299 Plumas 2.5 miles form Quincy Junction on road to Mount Hough 1249 Comment
  CHSC112550  Poa cusickii B. Castro; L. P. Janeway 2007-6-24 1644 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, ca 800 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  CAS-BOT-BC255144  Poa cusickii subsp. epilis George W. Gillett 1957-7-13 760 Plumas Lassen Volcanic National Park. Below Sifford Lakes, on direct route to the Devils Kitchen 2057 Comment
  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
  CAS-BOT-BC247382  Poa pratensis Lewis S. Rose 1954-5-30 54078 A Plumas Beckwourth 1524 Comment
  UC1132726  Poa pratensis subsp. pratensis C. G. Albertus 1935-7-20 214 Plumas 1 1/2 mi sw Lava Peak; Plumas Nat'l Forest, Downieville Quadrangle Comment
  UC790986  Poa pratensis subsp. pratensis A. A. Beetle 1941-6-28 2792 Plumas 5 mi w Chester (on rte 36) 1828 Comment
  SEINET10659349  Poa scabrella Mary Susan Taylor 1982-6-14 Taylor 4655 Plumas T27N R12E sw1/4 nw1/4 sec 12. Antelope Lake quad. In wet montane meadow, Pioneer Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. With Potentilla gracilis nuttallii. 1536 Comment
  UCD32543  Poa secunda Beecher Crampton 1954-5-10 1874 Plumas 1 mile W of Portola, along Hwy 24. 1472 Comment
  CAS-BOT-BC236280  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5420 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather RIver 1356 Comment
  UCD92152  Poa secunda subsp. juncifolia Collector Unknown 1889-6-6 s.n. Plumas Sierra Valley. Comment
  CHSC100867  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2008-6-8 9396 Plumas Northern High Sierra Nevada. Northeast side of middle of Lower Thompson Valley, about 1.8 km north of Red Clover Creek and about 10 m northeast of the Thompson Valley Creek. 1670 Comment
  CHSC100881  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2008-6-8 9397 Plumas Northern High Sierra Nevada. Northeast side of middle of Lower Thompson Valley, about 1.8 km north of Red Clover Creek and about 10 m northeast of the Thompson Valley Creek. 1670 Comment
  CHSC91830  Poa secunda subsp. secunda G. D. Barbe; T. C. Fuller 1982-6-17 3823 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
  UC1132774  Poa secunda subsp. secunda E. Sawyer 1935-5-21 5 Plumas 3/4 mi wsw Beckwith; Sierraville Quadrangle Comment
  UC1132777  Poa secunda subsp. secunda E. Sawyer 1935-6-21 133 Plumas 4 1/2 mi nne Crow; Plumas Nat'l Forest, Sierraville Quadrangle Comment
  UC641682  Poa secunda subsp. secunda G. L. Stebbins Jr. 1939-7-6 2898 Plumas 1.7 mi e Meadow Valley (on rd to Quincy) 1097 Comment
  UCR160115  Poa secunda subsp. secunda G. D. Barbe, T. C. Fuller 1982-7-16 3752 Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  RSA0049675  Poa sierrae Dean Wm. Taylor 2012-5-2 21186 Plumas Lewisia Rock, 4 miles west (downcanyon) from Belden (turnoff), Feather River Canyon 660 Comment
  CHSC53183  Poa wheeleri L. P. Janeway 1989-6-12 3295 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1706 Comment
  UCD91589  Poa wheeleri August L. Hormay 1932-6-11 s.n. Plumas middle fork of the Feather River, 10 miles northeast of Quincy. Comment
  CHSC109727  Polemonium occidentale subsp. occidentale B. Castro 2005-10-20 1530 Plumas High Sierra Nevada. Lake Davis/Grizzly Dam, ca 5 air mi N of Portola. On NNE-facing slope overlooking Big Grizzly Creek, ca 1000 ft downstream (SE) of dam and E of the main Lake Davis Rd (USFS Rd 24N07). 1734 Comment
  CHSC112517  Polemonium occidentale subsp. occidentale L. P. Janeway 2014-7-15 11532 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CAS-BOT-BC167539  Polygala cornuta var. cornuta John Thomas Howell 1966-7-26 42003 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River 609 Comment
  JEPS83027  Polygonum amphibium var. stipulaceum M. S. Taylor 1982-9-8 5124 Plumas ca 4 air mi s Greenville (n side of reservoir); Greenville SW quad, Round Valley Reservoir 1371 Comment
  CHSC20756  Polygonum aviculare K. R. Stern 1975-7-24 5874 Plumas S shore of Lake Almanor. 1371 Comment
  RSA88466  Polygonum davisiae J. T. Howell 1951-6-28 27692 Plumas Eureka Peak 1982 Comment
  UC584340  Polygonum davisiae G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2248 Plumas n Engelmine (sw slopes and ridge crest); Red Rock Comment
  CAS-BOT-BC414556  Polygonum douglasii L. P. Janeway 1993-8-5 4498 Plumas Plumas National Forest, La Porte Ranger District. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap 1623 Comment
  CAS-BOT-BC414559  Polygonum douglasii Lowell Ahart 1980-7-27 2491 Plumas About 3 miles south of Bucks Lake 2000 Comment
  RSA212191  Polygonum douglasii L. S. Rose 1969-6-24 69054 Plumas Quincy, Meadows 1037 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
  CDA34544  Polygonum douglasii subsp. douglasii L. Ahart 2007-6-16 14091 Plumas East of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. Comment
  JEPS113594  Polygonum douglasii subsp. douglasii Lowell Ahart, Josephine Guardino 2007-7-20 14324 Plumas North of a small drainage, northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  CHSC76065  Polygonum douglasii subsp. johnstonii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3250 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mil northwest of China Grade Road (to Taylorsville). 1798 Comment
  CHSC96923  Polygonum douglasii subsp. johnstonii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13989 Plumas East side of an open rocky flat, 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS81572  Polygonum douglasii subsp. spergulariiforme M. S. Taylor 1982-9-8 5118 Plumas ca 4 mi s Greenville (s end of reservoir); Almanor quad, Round Valley Reservoir, Bellas Flat 1371 Comment
  SEINET4335414  Polygonum kelloggii var. kelloggii W. Harnach, N. Harnach 1990-5-25 323 Plumas Sierra Valley, Marble Lane, approx 0.75 mile west of bridge. 1486 Comment
  JEPS114615  Polygonum minimum Lowell Ahart 2008-9-10 15378 Plumas On the bottom and sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  CAS-BOT-BC419838  Polygonum parryi Walter Knight; Irja Knight 1967-5-22 1909 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  RSA59255  Polygonum persicaria E. K. Balls 1950-8-31 15544 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  UC1199809  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1957-6-21 14701 Plumas vernal pool e Beckwourth Butte Comment
  CHSC36929  Polygonum polygaloides subsp. kelloggii M. S. Taylor 1982-6-21 4707 Plumas Dry open slope above creek, off Eureka Ridge Rd (23N09), ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 1859 Comment
  JEPS102514  Polygonum prolificum Lowell Ahart 2001-9-18 9290 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  RSA537633  Polygonum sawatchense Barbara J. Ertter, Gary Schoolcraft 1989-7-3 8642 Plumas ca 1/2 mile below Red Rock lookout, ca 8 airmiles S of Susanville 2134 Comment
  CAS-BOT-BC421033  Polygonum spergulariiforme Thomas H. Kearney 1944-8-14 44 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC421042  Polygonum spergulariiforme L. P. Janeway 1993-8-26 4547 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; 1 mi west of Beckwourth and 4 mi east of Portola. On south side of Middle Fork Feather River. 1484 Comment
  CAS-BOT-BC71840  Polypodium californicum J. G. Lemmon 1880-1-1 s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC76837  Polypodium glycyrrhiza John Thomas Howell; Gordon H. True 1967-5-9 42212 Plumas Sierra Nevada - Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  CAS-BOT-BC237270  Polypogon monspeliensis John Thomas Howell 1961-9-24 36908 Plumas Feather River bed SW of Beckwourth 1487 Comment
  CHSC81192  Polypogon monspeliensis Lowell Ahart 2001-8-29 9259 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  POM174054  Polystichum imbricans J. G. Lemmon 1883-07 s.n. Plumas Indian Valley Comment
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Feb 4 2011
  JEPS124292  Polystichum imbricans subsp. curtum Lowell Ahart 2015-10-23 20577 Plumas About 100 yards northwest of the intake building, about 2 1/4 miles (air) northeast of La Porte Road, about 6 miles (air) southwest of La Porte. Comment
  CAS-BOT-BC72358  Polystichum imbricans subsp. imbricans Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1450 Plumas near mouth of Butterfly Creek 883 Comment
  JEPS33253  Polystichum imbricans subsp. imbricans W. L. Jepson 1924-7-22 10612 Plumas Rich Point; Middle Fork Feather River 1097 Comment
  SD9739  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin Unknown Plumas Comment
  UC339340  Polystichum imbricans subsp. imbricans J. G. Lemmon and wife June 1889 Plumas Mohawk Valley Comment
  CAS-BOT-BC72354  Polystichum imbricans subsp. imbricans Clarence R. Quick 1952-6-29 52 -80 Plumas 1.2 miles south of summit on road between Belden and Humbug Valley Comment
  CHSC30757  Polystichum lemmonii M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3348 Plumas Ca. 1/4 mi s of Bucks Lake-Spanish Ranch Rd, ca. 1/4 mi e of Frenchman Hill, ca. 20 mi sw of Quincy. 1645 Comment
  RSA718793  Polystichum lemmonii L. P. Janeway, David Toren 2006-11-7 8941 Plumas Plusa National Forest; Rogers Lake, in a bowl/cirqie imbedded in the steep northern slope of Red Mountain, 1.2 km south of the confluence of Little Grizzly Creek and Grizzly Creek. 1629 Comment
  SEINET10530124  Polystichum lemmonii Mary Susan Taylor 1982-6-9 Taylor 4617 Plumas T24N R8E nw/nw sec 13. Bucks Lake NE quad. S side of Bucks Lake Rd, just e of Deanes Valley Rd, ca. 1.0 mi nw of Meadow Valley. 3700 ft. On serpentine. 1128 Comment
  SEINET10460771  Porterella carnosula Quick 1950-6-18 QUICK 50 -16 Plumas 2.7 miles west of Almanor Inn, on south shore of Lake Almanor Comment
  SEINET10873430  Porterella carnosula Quick 1952-9-5 QUICK 52 -308 Plumas Wet place northwest of Almanor Comment
  CAS-BOT-BC267123  Potamogeton Robert J. Weatherby 1950-7-28 1504 Plumas Near Indian Creek, 2 miles S of Crescent Mills 1036 Comment
  CHSC20817  Potamogeton illinoensis K. R. Stern 1975-7-25 5831 Plumas NW shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC453709  Potamogeton illinoensis R. F. Thorne; C. W. Tilforth 1969-9-6 39250 Plumas Along Feather River; 1 mi. SW of Beckwourth. 1356 Comment
  NY436141  Potentilla aperta A. A. Heller 1907-7-18 8882 Plumas Beckwith 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
  CHSC42044  Potentilla gracilis var. fastigiata Lowell Ahart 1986-7-15 5364 Plumas Near the edges of meadows, east of the road where there are two springs, about 1 1/2 miles east of the Independent Mine, about 1 mile south-west of Pilot Peak, about 9 miles north-east of La Porte. 1950 Comment
  CHSC53594  Potentilla gracilis var. fastigiata L. P. Janeway 1989-7-25 3517 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. 1737 Comment
  CHSC76142  Potentilla gracilis var. fastigiata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3220 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  CAS-BOT-BC540071  Potentilla gracilis var. fastigiata Mrs. Jos. Clemens 1920-8-16 s.n. Plumas Homer Lake near Greenville Comment
  CAS-BOT-BC540405  Potentilla gracilis var. fastigiata John Thomas Howell 1955-7-19 30830 Plumas Sierra Nevada, Mohawk 1371 Comment
  CHSC70042  Potentilla millefolia L. P. Janeway 1997-5-14 5119 Plumas Crocker Meadow; west side of Beckwourth-Genesee Road about 0.3 mi south of Crocker Guard Station and Campground. 1749 Comment
  JEPS96072  Potentilla rivalis Vernon H. Oswald and Lowell Ahart 1996-7-15 8013 Plumas e side of arm of Lake Almanor extending n from Highway 36 causeway, s of the point where road to Last Chance Campground (28N11) begins to parrallel lake Lake Almanor; High Cascade Range, Lake Almanor 1371 Comment
  SJSU8591  Potentilla rivalis F. M. Stephen & R. B. Ingersoll 1966-6-11 56 Plumas meadow sloping into L Almanor 1371 Comment
  CHSC89276  Poteridium annuum G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16326 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
  POM287690  Primula suffrutescens Lyman Benson s.n. Plumas Sierra Nevada Range, Feather River 2439 Comment
  UC1332390  Primula suffrutescens Mrs. L. Williams 1967-8-12 Plumas Luther Ridge between Wade Lake and Spencer Lake; Luther Ridge between Wade Lake and Spencer Lake 2225 Comment
  CAS-BOT-BC158146  Prunus emarginata A. A. Heller 1915-7-7 12055 Plumas Near the summit of Soapstone Ridge in the Sierra Nevada, 12 miles west of Bucks in the forest 1676 Comment
  CHSC35283  Prunus emarginata M. S. Taylor 1981-7-26 4111 Plumas N side of Caribou Rd, just e of where French Creek crosses, 4.4 mi ne of jct Caribou Rd and Hwy 70 near Belden. 944 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
  JEPS48772  Prunus emarginata John Warren Duffield 1937-5-23 Plumas se of Bucks Lake (Road to Bear Creek Ranger Station, sw Plumas County) Comment
  UC170952  Prunus emarginata H. M. Hall 1912-6-29 9291 Plumas Spanish Peak; Sierra Nevada Mountains, Spanish Peak 2133 Comment
  CAS-BOT-BC158151  Prunus emarginata John Thomas Howell 1960-7-20 35745 Plumas Boiling Springs Lake 1798 Comment
  CAS-BOT-BC154645  Prunus subcordata Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC154845  Prunus virginiana var. demissa John Thomas Howell 1961-6-21 36648 Plumas Greenville 1097 Comment
  CHSC37635  Prunus virginiana var. demissa T. B. Devine 1979-10-5 601 Plumas Near Queen Lily Campground, N Fork of Feather River, ca. 3 mi E of its junction with the E branch of the N Fork. 792 Comment
  CHSC61589  Prunus virginiana var. demissa Arthur C. Barrett 1915-6-24 15 Plumas Plumas Forest. Indian Cr., near Lone Rock Cr. 1615 Comment
  UC1128455  Prunus virginiana var. demissa E. Sawyer 1935-6-1 57 Plumas 3/4 mi w of Kerby 1524 Comment
  UCD113528  Prunus virginiana var. demissa Matt Georgeff 1992-5-17 20 Plumas Snake Lake campground, 15 miles west of Quincy, 0.5 mile from campground. 1249 Comment
  CAS-BOT-BC357345  Pseudognaphalium microcephalum Gladys L. Smith 1976-6-7 4554 Plumas Rte. 70, Spring Garden Sta. 6 miles east of Quincy 1219 Comment
  CHSC113592  Pseudognaphalium thermale Lowell Ahart 2014-8-24 19763 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
  JEPS87622  Pseudostellaria jamesiana Lowell Ahart 1994-7-7 7452 Plumas about 3/4 mi (air) se Pilot Peak (on Bunker Hill Ridge, on n side of Pacific Crest Trail); n side of Pacific Crest Trail, Bunker Hill Ridge 2011 Comment
  UC1563940  Pseudostellaria jamesiana Barbara Ertter with Gary Schoolcraft 1989-7-3 8635 Plumas ca. 9 air mi s Susanville (near Bear Creek crossing on Lone Rock road); Diamond Mts., near Bear Creek crossing on Lone Rock road 1767 Comment
  UC1061646  Pseudotsuga menziesii Herbert L. Mason Plumas Comment
  CAS-BOT-BC361776  Psilocarphus brevissimus var. brevissimus Herbert L. Mason 1952-7-17 14390 Plumas Sierra Nevada. Beckwourth. Sierra Valley 1524 Comment
  CAS-BOT-BC361779  Psilocarphus brevissimus var. brevissimus Alice Eastwood 1918-5-25 7002 Plumas Portola 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
  CAS-BOT-BC72612  Pteridium aquilinum John Thomas Howell; Gordon H. True 1969-6-23 45808 Plumas 2.6 mi. n. of Middle Fork of Feather River at Nelson Point 1310 Comment
  CAS-BOT-BC72613  Pteridium aquilinum Margaret Williams 1967-8-20 s.n. Plumas Near Rene's Falls, Jamison Creek, above Johnsville 1828 Comment
  UC122672  Pteridium aquilinum var. pubescens Mrs. R. M. Austin Aug, 1879 316 Plumas Indian Valley Comment
  CHSC111240  Pycnanthemum californicum B. Castro; L. P. Janeway 2007-8-18 1673 Plumas Northern High Sierra Nevada. Ca 10 road mi E of Quincy, along Squirrel Creek and Road 401, 1.2 mi NE of Hwy 70/89 and Williams Loop (railroad). 1267 Comment
  JEPS121763  Pycnanthemum californicum B. Castro and L. P. Janeway 2007-8-18 1673 Plumas Northern High Sierra Nevada. Ca 10 road mi E of Quincy, along Squirrel Creek and Road 401, 1.2 mi NE of Hwy 70/89 and William Loop (railroad). Comment
  JEPS94510  Pycnanthemum californicum Vernon Oswald and Lowell Ahart 1997-9-18 8881 Plumas 4.5 mi w of Butte Valley Reservoir (Forest Road 26N25 at Soda Ravine); Soda Ravine, Forest Road 26N25 1249 Comment
  CHSC63139  Pyrola asarifolia subsp. asarifolia Lowell Ahart 1994-6-17 7350 Plumas Meadow on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  CHSC33935  Pyrola dentata M. S. Taylor; M. Foster 1981-7-14 4011 Plumas Saddle at head of Bullfrog Ravine, along rd 26N18, 3 air mi nw of Indian Falls. 1584 Comment
  JEPS58819  Pyrola dentata W. L. Jepson 1924-7-24 10633 Plumas Rich Point 914 Comment
  SD7832  Pyrola picta Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET11262178  Pyrola picta Robert L. Johnson, Mikel R. Stevens 2015-7-11 3954 Plumas Northern High Sierra Nevada. 0.6 rd mi S of jct with Cold Water Rd and Red Mtn Road on Gravel Range Rd. Ca 3.5 air mi south of Bucks Lake.; 0 1771 Comment
  CAS-BOT-BC466099  Pyrola picta Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1604 Plumas Butterfly Botanical Area and Vicinity; Fern Glen 1097 Comment
  CHSC36866  Pyrrocoma lanceolata var. lanceolata M. S. Taylor 1982-8-27 5044 Plumas SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. 1493 Comment
  CAS-BOT-BC362287  Pyrrocoma lanceolata var. lanceolata W. Harnach; N. Harnach 1990-7-29 487 Plumas Sierra Valley. At the gate to the old Pat Nobel ranch 1490 Comment
  CHSC89978  Pyrrocoma lucida Colby J. Boggs 2004-8-5 57 Plumas Approximately 1.5 miles north of the Town of Mohawk between railroad tracks and Middle Fork of the Feather River, and 0.1 miles southwest of Hwy 70. Terrace adjacent to river. 1302 Comment
  CHSC69123  Pyrrocoma racemosa var. paniculata Vernon Oswald; Beth Corbin, Gary Schoolcraft 1997-8-5 8811 Plumas Hay Meadow north of Lake Almanor near the southeast corner of the Caribou Wilderness. 1950 Comment
  CAS-BOT-BC362346  Pyrrocoma racemosa var. paniculata John Thomas Howell 1977-8-11 52717 Plumas Chilcoot 1524 Comment
  SFV17673  Quercus chrysolepis J. M. Tucker 1948-7-25 1736 Plumas Sierra Nevada Summit of "Lava Cap," about 1 mile south of Cascade. 1436 Comment
  UCR106824  Quercus chrysolepis J. M. Tucker 1948-7-25 1736 Plumas Summit of 'Lava Cap', c. 1 mi south of Cascade 1436 Comment
  CDA19818  Quercus chrysolepis var. chrysolepis P. Akers 2002-5-1 s.n. Plumas Northern California; 1 mi N of Hwy 89 & Hwy 70 jnct, W of Quincy. 914 Comment
  UCD45927  Quercus durata var. durata John Thomas Howell 1951-8-19 28168 Plumas Plumas County. 792 Comment
  CAS-BOT-BC62739  Quercus garryana var. breweri John Thomas Howell 1951-6-26 27548 Plumas Feather River Canyon 853 Comment
  UCD46128  Quercus garryana var. semota John Thomas Howell 1959-9-26 35067 Plumas Near Virgilia. 838 Comment
  CAS-BOT-BC105312  Quercus kelloggii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54295 Plumas E side of Indian Valley just N of Taylorsville 1112 Comment
  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
  CHSC9709  Quercus kelloggii Nancy Mosman 1971-7-11 76 Plumas On slope along w side of road ca. 1.3 mi s of Belden turnoff and Hwy 70. 1025 Comment
  JEPS115887  Quercus kelloggii Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15856 Plumas On the south side of the road, near cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  CDA19219  Ranunculus alismifolius var. alismellus G. D. Barbe, T. C. Fuller 1982-6-16 3786 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  RSA739736  Ranunculus alismifolius var. alismifolius L. P. Janeway 2007-6-3 9013 Plumas Northern High Sierra Nevada, Eastern end of Red Mtn, along the high exposed rocky ridgeline. Weathered reddish serpentine 1929 Comment
  RSA399363  Ranunculus alismifolius var. lemmonii Bonnie C. Templeton 1967-4-24 s.n. Plumas 6 miles S of Beckwourth Comment
  JEPS113720  Ranunculus aquatilis var. aquatilis Lowell Ahart 2007-6-16 14130 Plumas S side of County Road 111 (Beckwourth Genesee Road), 50 yds E of Forest Road 24N08, Red Clover Valley, about 2 mi (air) N of the N end of Lake Davis 1647 Comment
  POM186543  Ranunculus aquatilis var. capillaceus D. D. Keck 1932-7-3 1661 Plumas Quicy, along Spanish Creek, in the Northern Sierra Nevada. Comment
  CAS-BOT-BC378976  Ranunculus aquatilis var. diffusus Thomas H. Kearney 1944-8-14 54 Plumas near Prattville, Lake Almanor Comment
  CAS-BOT-BC378979  Ranunculus aquatilis var. diffusus David D. Keck 1932-7-3 1661 Plumas Quincy, Northern Sierra Nevada 488 Comment
  CAS-BOT-BC379247  Ranunculus aquatilis var. diffusus George W. Gillett 1957-7-18 822 Plumas Lassen Volcanic National Park, growing in the main inlet to Willow Lake, at the north end of Willow Lake Meadow 1661 Comment
  JEPS54996  Ranunculus aquatilis var. subrigidus W. L. Jepson 1918-8-17 8027 Plumas Red Clover Valley; in pool of creek 1676 Comment
  UC1191441  Ranunculus flammula Malcolm A. Nobs and S. Galen Smith 1949-8-18 1373 Plumas just s Chester (marshes at n end of lake); Lake Almanor, Last Chance Marshes Comment
  UCR63644  Ranunculus occidentalis B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0958 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  SEINET8700857  Ranunculus testiculatus W. Harnach, N. Harnach 2000-4-27 880 Plumas Sierra Valley, intersection of Hwy 49 and Dyson Lane, 6 miles N of Loyalton. 1498 Comment
  CHSC73986  Ranunculus uncinatus B. Castro; L. Gehrung, H. Durio 1996-7-3 670 Plumas Placer Diggings site, ca 4 air mi NE of La Porte and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch. 1569 Comment
  CAS-BOT-BC74313  Raphanus sativus John Thomas Howell 1961-9-24 36925 Plumas Sierra Nevada. Beckwourth. 1487 Comment
  CAS-BOT-BC59569  Rhamnus John Thomas Howell 1976-7-20 52038 Plumas Sierra Nevada - south end of Lake Almanor 1371 Comment
  CHSC88626  Rhamnus alnifolia H. Gray 2003-6-17 Plumas Plumas National Forest. 1463 Comment
  JEPS101236  Rhamnus alnifolia Dean W. Taylor 2000-7-31 17541 Plumas Little Antelope Creek, southeastern end of Antelope Lake (Feather River watershed); along Forest Road 278N41 0.2 miles S from junction of Road 172 (paved) Comment
  RSA339163  Rhamnus purshiana Margaret J. Williams, Betty Larson 1983-8-12 s.n. Plumas W. side of the Sierra Nevada, near Jamison Creek, above Johnsville. 1677 Comment
  SEINET13946362 Image available Rhamnus purshiana E. K. Balls 1950-1 15785 Plumas Red Fir Forest, 1.5 mi. along trail from Lakes Center Public Campground to Long Lake outlet,southern 2012 Comment
  CDA9328  Rhamnus rubra D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .288 Plumas Plumas Eureka State Park. S Johnsville Comment
  UCD117835  Rhododendron columbianum H. B. Currier 1952-8-14 s.n. Plumas Along trail from Lakes Center Camp to Mount Elwell, next lake above Silver Lake, Plumas National Forest. 1981 Comment
  CHSC13625  Rhododendron neoglandulosum M. S. Taylor 1974-7-3 299 Plumas Along roadside in Darlington bog in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  UC1730229  Rhynchospora alba L. P. Janeway 1998-9-10 6272 Plumas Butterfly Valley Botanical Area; upper edge of darlingtonia bog (Sweetwater Marsh) just below Road 25N47 0.3 mi south of Road 417. 1173 Comment
  RSA565012  Rhynchospora alba D. W. Taylor, Glenn L. Clifton 1990-8-10 11431 Plumas Lassen Nat l Park, Little Willow Lake. 1875 Comment
  CHSC66695  Rhynchospora capitellata Vernon H. Oswald; Linnea Hanson 1996-7-30 8099 Plumas Butterfly Valley Botanic Area NW of Quincy on Forest Rd. 25N47 ca. 0.3 mi S of its junction with Road 417. 1188 Comment
  RSA286277  Rhynchospora capitellata Robert F. Thorne 1974-7-30 45011 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  CAS-BOT-BC111922  Rhynchospora glomerata var. capitellata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1695 Plumas In wet area in Sweetwater Meadow 1127 Comment
  CHSC70015  Ribes cereum var. cereum L. P. Janeway 1997-5-14 5130 Plumas Ross Canyon; along Road 25N31 0.9 mi northeast of Road 28N01 (Dixie Valley Road). 1813 Comment
  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-BC219226  Ribes nevadense Rimo Bacigalupi 1927-7-10 1689 Plumas Meadow about 0.25 mile below outlet of Long Lake along Eagle Creek 1828 Comment
  CAS-BOT-BC219229  Ribes nevadense Mary Strong Clemens 1920-5-24 s.n. Plumas Taylorsville Comment
  CHSC81378  Ribes nevadense L. P. Janeway 1996-4-23 4956 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
  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
  JEPS49286  Ribes nevadense W. L. Jepson 1924-7-22 10617 Plumas Rich Point Middle Fork Feather River 1097 Comment
  UC465793  Ribes nevadense H. M. Hall July 1912 9322 Plumas Long Lake Sierra Nevada Mountains 2042 Comment
  RSA0023142  Ribes nevadense Louis C. Wheeler 1959-7-15 7569 Plumas Middle Fork Feather River: McCarty Mine, McCarty Bar. Comment
  SEINET10904149  Ribes roezlii Mary Susan Taylor 1982-5-23 Taylor 4513 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  UCR123368  Ribes roezlii var. amictum George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6882 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  CAS-BOT-BC363058  Rigiopappus leptocladus Alice Eastwood 1927-6-12 14521 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CHSC36917  Rigiopappus leptocladus M. S. Taylor 1982-6-10 4623 Plumas S side of 23N72, 1/2 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. 1645 Comment
  CAS-BOT-BC363061  Rigiopappus leptocladus M. S. Taylor 1982-6-28 4771 Plumas Paralleling Hwy 70, just w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth 1487 Comment
  CAS-BOT-BC74634  Rorippa curvisiliqua A. A. Heller 1915-7-7 12056 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 miles west of Bucks. Comment
  CAS-BOT-BC74640  Rorippa curvisiliqua Greg Sommers 1976-7-13 175 Plumas Sierra Nevada. Sierra Valley Marsh, 1 km southeast of metal bridge on Dyson Lane. 1524 Comment
  JEPS53822  Rorippa curvisiliqua W. L. Jepson 1939-8-12 19403 Plumas branch Last Chance Creek (Ferris Creek); , branch of Last Chance Creek 1767 Comment
  CAS-BOT-BC74638  Rorippa curvisiliqua L. P. Janeway 1990-7-25 3811 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Department. 1950 Comment
  SEINET11994767  Rorippa curvisiliqua Unknown 1985-1 5127 Plumas Little Grass Valley Res., where South Fork of Feather River flows in, about 4.25 mi NE of La Porte 1585 Comment
  CHSC38013  Rorippa curvisiliqua var. orientalis M. S. Taylor 1981-5-10 3671 Plumas N side of Antelope Lake, ca. 1/4 mi e of Boulder Creek and USFS Work Center, ca. 20 mi ne of Taylorsville. 1536 Comment
  CHSC94844  Rorippa curvisiliqua var. orientalis Lowell Ahart 2006-10-8 13397 Plumas Gravel bar, on the west side of Chips Creek, just south of the bridge on Highway 70, about 1 1/4 miles southwest of Belden. 715 Comment
  CHSC87836  Rosa bridgesii Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 10999 A Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1517 Comment
  CAS-BOT-BC148174  Rosa gymnocarpa Walter Knight; Irja Knight 1966-6-18 1280 Plumas Butterfly Valley 1143 Comment
  CAS-BOT-BC148178  Rosa gymnocarpa C. R. Quick 1954-8-4 54 -05 Plumas Lake Almanor-Humbug Valley Road Comment
  CHSC101776  Rosa gymnocarpa Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15869 Plumas South of Forest Road 27N01Y, south of the high cut bank along the road, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC75532  Rosa gymnocarpa G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3173 Plumas Forest land 2.0 miles south of Long Valley and Rush Creek roads, 4.0 miles north of Highway 70 at Grays Flat. 1447 Comment
  JEPS102516  Rosa gymnocarpa Lowell Ahart 2001-9-18 9270 Plumas South of the Darlingtonia Bog and east of the dirt road, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1112 Comment
  CHSC85688  Rosa pisocarpa Baldo Villegas 1999-7-8 Plumas Frenchman's Lake Rd. Comment
  CAS-BOT-BC149728  Rosa woodsii subsp. ultramontana Thomas H. Kearney 1944-8-14 72 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC149734  Rosa woodsii subsp. ultramontana Alice Eastwood 1927-6-1 14906 Plumas On road from [Chilcott] Chilcoot, United States Forest Reserve Comment
  CHSC81146  Rosa woodsii subsp. ultramontana Lowell Ahart 2001-8-29 9226 Plumas Near Ramelli Creek, a branch of Little Last Chance Creek, about 3 miles (air) north of Frenchman Lake. 1737 Comment
  SEINET13710062  Rosa woodsii var. ultramontana Lowell William Ahart, Lowell William Ahart 2001-1 9202 Plumas Lake Almanor, 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  UCD113799  Rubus leucodermis Robbins; Raynor 1943-6-1 s.n. Plumas Belden. Comment
  JEPS127341  Rubus parviflorus Lowell Ahart 2016-7-9 21100 Plumas About 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CDA13980  Rudbeckia occidentalis var. occidentalis G. F. Hrusa 1996-8-2 13444 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Comment
  CAS-BOT-BC421407  Rumex John Thomas Howell 1977-8-11 52712 Plumas Bottom of Frenchmans Reservoir on east side near Big Cove 1706 Comment
  CHSC10674  Rumex acetosella Lowell Ahart 1968-6-29 Plumas One mile east of La Porte. 762 Comment
  CAS-BOT-BC433318  Rumex crispus Alice Eastwood 1927-6-18 14689 Plumas United States Forest Reserve. Near Greenville Comment
  CAS-BOT-BC433518  Rumex fueginus John Thomas Howell 1961-9-25 36948 Plumas Feather River bed, Portola 1478 Comment
  JEPS102609  Rumex maritimus Lowell Ahart 2001-10-16 9374 Plumas On the SW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  UC1101184  Rumex orbiculatus Malcolm A. Nobs and S. Galen Smith 1949-8-19 1424 Plumas Taylorsville Indian Valley (s end of Valley) Comment
  JEPS58034  Rumex paucifolius J. G. Lemmon 1875-4 Plumas Mohawk valley Mohawk Comment
  CAS-BOT-BC433760  Rumex pulcher John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1968-6-11 2358 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek. Comment
  CHSC45870  Rumex salicifolius var. triangulivalvis Lowell Ahart 1976-7-7 1155 Plumas Growing on moist soil by Cold Water Creek, about 4 miles south of Grizzly Mountain, about 10 miles south of Bucks Lake. 1524 Comment
  CHSC97035  Rumex salicifolius var. triangulivalvis L. P. Janeway; B. Castro 2007-6-9 9036 Plumas Northern High Sierra Nevada. Central part of Thompson Valley just wouthwest of the main channel; 1.5 km north of Red Clover Creek. Occasional in one of several small channels headcutting into a wet meadow. 1666 Comment
  CAS-BOT-BC434306  Rumex triangulivalvis John Thomas Howell 1960-7-18 35527 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC434311  Rumex triangulivalvis John Thomas Howell 1977-8-11 52711 Plumas Bottom of Frenchmans Reservoir on east side near Big Cove. 1706 Comment
  CHSC82506  Sagina decumbens subsp. occidentalis Lowell Ahart; John Dittes 2002-6-17 9723 Plumas 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
  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
  RSA59886  Sagina saginoides E. K. Balls 1950-9-14 15813 Plumas 6 miles northwest of Chester, North Fork Feather River. Comment
  SEINET10965517  Sagina saginoides Lowell Ahart 1985-7-11 Ahart 5131 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
  POM119223  Sagittaria Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC445677  Sagittaria cuneata John Thomas Howell 1966-7-29 42009 Plumas Quincy. 1036 Comment
  CAS-BOT-BC445680  Sagittaria cuneata John Thomas Howell 1926-7-24 2109 Plumas Lake Almanor near Prattville 1371 Comment
  UCD138051  Sagittaria latifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1419 Plumas 2 miles souht of Greenville, Indian Valley. Comment
  SEINET10538806  Salix drummondiana Mary Susan Taylor 1982-5-15 Taylor 4452 Plumas T21N R12E ne/sw sec 32. Sierra City NW quad. Along Gray Eagle Lodge Rd, just sw of its jct with Hwy 519, ca. 7 mi s of Mohawk. 5700 ft. 1737 Comment
  CHSC54416  Salix eastwoodiae Vernon H. Oswald 1991-7-17 4751 Plumas Little Willow Lake located on the south border of the park, ca. 2.5 miled (air) south-southeast of Drakesbad. 1828 Comment
  RSA52884  Salix eastwoodiae R. Weatherby 1950-9-1 1529 Plumas Above Hellgramite Pond near Long Lake. Lakes Basin Area. 2226 Comment
  RSA60263  Salix eastwoodiae E. K. Balls 1950-9-1 15586 Plumas E shore of Long Lake, turning south from Mt. Elwell; Southern Plumas Co. 2104 Comment
  NY280558  Salix exigua var. exigua R. D. Dorn 1998-7-28 7675 Plumas Ca. 1.5 mi NE of Long Lake. 1950.7 Comment
  POM209538  Salix geyeriana Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather River about 5 miles SW of Prattville Comment
  CAS-BOT-BC125301  Salix lasiandra var. lasiandra Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC125325  Salix lasiandra var. lasiandra M. B. Kildale 1926-9-11 2799 Plumas Chester 1289 Comment
  JEPS14868  Salix lasiandra var. lasiandra John Warren Duffield 1937-5-29 Plumas along hwy. through Meadow Valley Comment
  RSA31980  Salix lasiolepis var. bigelovii A. A. Heller 1938-5-30 15135 Plumas The Feather River near Vigilia. 793 Comment
  CAS-BOT-BC124790  Salix lemmonii Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake region Comment
  CHSC69903  Salix lemmonii L. P. Janeway 1997-5-14 5126 Plumas Along Dixie Creek at the '70' Road (to Laufman); in northeast corner of Red Clover Valley. 1676 Comment
  RSA508630  Salix lemmonii var. austinae R. M. Austin 1880-1 s.n. Plumas [No location information provided.] Comment
  LA208844  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas N fork of Feather River, at Chester, at hwy bridge 1350.0 Comment
  LA208845  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 393 Plumas N fork of Feather River, at Chester, at hwy bridge 1350.0 Comment
  UC481909  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 398 Plumas N. Fork Feather R. at Chester; N. Fork Feather R. 1350 Comment
  CHSC23616  Salix lucida subsp. lasiandra J. Cox 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC37019  Salix lucida subsp. lasiandra M. S. Taylor 1982-5-16 4454 Plumas Ca. 1/8 mi e of Hwy 89, ca. 1/4 mi n of Graeagle, in Mohawk Valley. 1310 Comment
  CHSC97163  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14035 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  CAS-BOT-BC129353  Salix melanopsis Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC129394  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
  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
  UC482040  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 395 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  CAS-BOT-BC129398  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
  JEPS14874  Salix scouleriana John Warren Duffield 1937-7-25 Plumas near Schneider Creek Section 26 1280 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
  CAS-BOT-BC176982  Salsola tragus John Thomas Howell 1959-9-24 34977 Plumas Beckwourth 1493 Comment
  RSA59276  Salsola tragus E. K. Balls 1950-8-31 15 .57 Plumas Behind Forest Service Ranger Station, Quincy, American Valley. 1098 Comment
  CHSC52517  Sambucus racemosa var. microbotrys L. P. Janeway 1990-6-27 3735 Plumas Plumas National Forest. Along Joseph Creek about 1/4 mi east of its headwaters on the northeast side of Grizzly Ridge. 2026 Comment
  CHSC42666  Sanicula graveolens Vernon Oswald 1986-6-6 2097 Plumas Oroville-Quincy Hwy 1.3 mi n of Four Trees. 1615 Comment
  CHSC89816  Sanicula graveolens G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3202 Plumas Sierra Nevada. 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  CHSC99823  Sanicula graveolens Lowell Ahart 2008-7-16 15099 Plumas Dry open area, west of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CDA18481  Sanicula graveolens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3237 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  SD107288  Sanicula graveolens Christopher Davidson 1975-6-7 2742 Plumas 3 miles west of road to Snake Lake, departing northwest of Highway 89 around 2 miles north of Quincy. 1280 Comment
  POM147059  Sanicula tuberosa Alice Eastwood 1927-6-13 14468 Plumas Forest lodge near Greenville, United States Forest Reserve Comment
  SEINET3815684 Image available Sanicula tuberosa J. M. Tucker 1948-7-24 1721 Plumas Near road from Cascade to Camel Peak 1615 Comment
  UC337550  Sanicula tuberosa unknown 1889-6-28 31 Plumas Mohawk Valley Comment
  JEPS28623  Sanicula tuberosa George W. Gillett 1957-7-18 810 Plumas Lassen Volcanic National Park, ne side of Boiling Springs Lake Boiling Springs Lake Boiling Springs Lake Boiling Springs La; Lassen Volcanic National Park, Boiling Springs Lake 1813 Comment
  POM216679  Sanicula tuberosa M. Canby 1929-5-12 131 Plumas 15 miles W of Portola Comment
  SEINET4173732  Sarcobatus vermiculatus W. Harnach, N. Harnach 2000-8-23 997 Plumas Sierra Valley, 1 mile west of the Steel Bridge on Marble Lane 1486 Comment
  SD7167  Sarcodes sanguinea Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CDA11932  Saxifraga oregana G. F. Hrusa, J. Dinsdale 1989-6-27 7207 Plumas Sierra Nevada; NW end of Bucks Lake, . Comment
  CAS-BOT-BC283631  Schedonorus pratensis John Thomas Howell; Gordon H. True 1967-6-11 42583 Plumas Meadow at Quincy 1036 Comment
  CAS-BOT-BC111268  Schoenoplectus acutus var. occidentalis John Thomas Howell; Gordon H. True 1967-7-9 43254 Plumas North Fork of Feather River 3 miles southwest of Caribou. 853 Comment
  UC1100850  Scirpus congdonii Malcolm A. Nobs, S. Galen Smith 1949-8-18 1394 Plumas Last Chance Marshes at n end Lake Almanor (just s of Chester); s of Chester, Last Chance Marshes at n end Lake Almanor Comment
  CAS-BOT-BC30741  Scirpus diffusus Thomas H. Kearney 1944-8-14 21 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC111007  Scirpus microcarpus Alice Eastwood 1927-6-13 14547 Plumas Forest Lodge near Greenville Comment
  JEPS63958  Scirpus microcarpus W. L. Jepson 1939-7-30 19285 Plumas between Fales Hill and Chaparral Hill (Spanish Creek Headwaters); Spanish Creek headwaters, between Fales and Chaparral Hills 1584 Comment
  SEINET11749675  Scirpus microcarpus W. Knight, Knight, I. 1983-1 4899 Plumas North Fork of Feather River at confluence of Warner Creek between Chester and Drakesbad Comment
  UC501569  Sclerolinon digynum Frank W. Peirson 1932-7-19 10352 Plumas near Chester; Feather River 1463 Comment
  CHSC118808  Scutellaria galericulata Wendy L. Boes 2016-9-6 2016 -041 Plumas In meadow on eastern side of Antelope Lake.(UTM 707144 E, 4450956 N, NAD 83 Zone 10 North; Elevation 5040 ft.) 1536 Comment
  JEPS55995  Sedum albomarginatum C. H. Uhl 1961-1 968 Plumas 2.9 mi e of Rich Bar and 6.8 mi e Belden (serpentine cliff on n side of East Branch of North Fork Feather River, Feather River Canyon); Feather River Canyon, East Branch North Fork Feather River Comment
  CHSC118657  Sedum lanceolatum Noah Siegel; Chelsea Morgan 2016-6-5 2016002 A Plumas Lassen National Forest. Diamond Mountains; ridge to west of Aspen Flat. UTM 699072 E, 4464681 N, NAD 83 Zone 10 North. 2194 Comment
  RSA58829  Sedum obtusatum R. Weatherby 1950-8-11 1510 Plumas Trail to Long Lake, Lakes Basin Area. 1982 Comment
  JEPS119498  Sedum obtusatum subsp. boreale Lowell Ahart 2011-9-20 17693 Plumas On the north side of Onion Valley Creek, on the north side of Pilot Peak, about 200 yards east of the east edge of Onion Valley meadow, about 9 miles (air) northeast of La Porte. Comment
  JEPS26935  Sedum spathulifolium P. C. Hutchison 1961-6-9 2108 Plumas Feather River Canyon Feather River Canyon (at the Butte County line on highway US Alt. 40) Comment
  JEPS79625  Selaginella wallacei Edward Lee 1951-10-8 Plumas 0.1 mi above junction of N. Fork Feather River Hwy. Comment
  CHSC89472  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-11 203 Plumas Located in the Quincy District of the Plumas National Forest, above Middle Campground, Feather River Canyon. 1463 Comment
  CAS-BOT-BC363602  Senecio fremontii var. occidentalis Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CHSC57420  Senecio integerrimus var. exaltatus L. P. Janeway; Garrett Gibson 1991-6-12 4002 Plumas Plumas National Forest. Slopes above a meadow along Poco Creek, ca 0.8 mi northeast of Red Clover Creek (off the northwest end of Red Clover Valley). 1664 Comment
  CDA8654  Senecio integerrimus var. major G. D. Barbe 1982-6-9 3670 Plumas Plumas National Forest, south slope of Thompson Peak summit, along road to lookout. Comment
  JEPS113709  Senecio serra var. serra Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14460 Plumas About 30 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  CAS-BOT-BC364399  Senecio triangularis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1487 Plumas Butterfly Botanical Area and Vicinity. At Fern Glen 1097 Comment
  CAS-BOT-BC364766  Sericocarpus oregonensis subsp. californicus Walter Knight; Irja Knight 1966-9-12 1735 Plumas Butterfly Botanical Area and Vicinity. Rubble Gap 1127 Comment
  CAS-BOT-BC364769  Sericocarpus oregonensis subsp. californicus J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk Old Rd. Summit 1676 Comment
  JEPS95059  Setaria pumila Lowell Ahart 1997-9-11 7906 Plumas about 4 1/2 air mi ne of Belden (on w edge of Caribou Road, on w side of North Fork Feather River, about 1/2 mi s of Mosquito Creek); Caribou Road, North Fork Feather River 792 Comment
  CAS-BOT-BC213135  Sidalcea John Thomas Howell 1961-6-21 36604 Plumas Greenville, Sierra Nevada 1097 Comment
  UC1873587  Sidalcea gigantea L. P. Janeway 1996-8-20 5075 Plumas Adjacent to Road 23N18 at Little North Fork Middle Fork Feather River 1389 Comment
  UC108921  Sidalcea glaucescens T. S. Brandegee 1892-7-3 Plumas Prattville Comment
  JEPS97974  Sidalcea glaucescens B. G. Baldwin 1999-6-15 1086 Plumas La Porte Road 10.9 mi S of Middle Fork Feather River crossing Quincy Comment
  RSA74354  Sidalcea glaucescens Milo S. Baker 1952-5-24 12445 Plumas In canyon above Pine Valley, Hwy 89 945 Comment
  RSA17671  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1934-5-3 8905 Plumas Near and north of Quincy. Comment
  UC198514  Sidalcea oregana subsp. spicata Katharine Brandegee 1913-1 Plumas Portola Comment
  JEPS46169  Sidalcea oregana subsp. spicata W. I. Follett 1934-6-4 Plumas 1.3 mi w Bucks Lodge; w of Bucks Lodge Comment
  UC198515  Sidalcea oregana subsp. spicata Katharine Brandegee Plumas Portola Comment
  CAS-BOT-BC384317  Silene bernardina John Thomas Howell; Gordon H. True 1973-7-31 50113 Plumas Summit ridge of Thompson Peak. Diamond Range 2194 Comment
  CAS-BOT-BC386987  Silene douglasii Ahart Lowell 1979-7-18 s.n. Plumas Ca. 1 mi. W of Pilot Pk. 1800 Comment
  CAS-BOT-BC386992  Silene douglasii Clare B. Hardham 1975-8-2 20451 Plumas Black Mt. 2133 Comment
  CHSC41202  Silene douglasii J. D. Jokerst 1984-7-10 2088 Plumas Near Indian Creek. Canyon of Indian Creek near first major spur ridge E of Rattlesnake Ravine, between creek and Indian Cr. Road. 1249 Comment
  NY342631  Silene lemmonii Mrs. Ames 1876-1 s.n. Plumas Comment
  RSA101389  Silene lemmonii R. Weatherby 1955-7-21 1655 Plumas 4th Water Bear Creek, Middle Fork Feather River. Comment
  SEINET3840897  Silene lemmonii G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-23 3142 Plumas 3.25 miles west of Round Valley Reservoir Dam, 0.25 miles east of junction with road to Canyon Dam (i.e. south arm of Lake Almanor 1630 Comment
  JEPS101234  Silene nuda Dean W. Taylor 2000-8-12 17564 Plumas Dry Flat (3 air mi SE of Antelope Lake, Feather River watershed) 1691 Comment
  SEINET10537592  Silene nuda subsp. insectivora Mary Susan Taylor 1981-7-11 Taylor 4068 Plumas T27N R7E ne/ne sec 10, Almanor SW quad. SW side of Lake Almanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi NW of Prattville, ca. 3/4 mi E of Hwy 89; 4500 ft elev. 1372 Comment
  POM100977  Silene occidentalis Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CAS-BOT-BC74966  Sinapis arvensis John Thomas Howell 1962-6-18 37815 Plumas Sierra Nevada. Sierra Valley, 5 miles south of Beckwourth. 1493 Comment
  SEINET10594324  Sitanion hystrix Lawrence P. Janeway 1990-1 Janeway 3822 Plumas Mt. Ingalls quad. ALong Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge. Disturbed open area in white fir/red fir forest near dry creek. 2057 Comment
  UC1134667  Smilacina racemosa C. G. Albertus 1935-7-27 237 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quadrangle 1310 Comment
  UCSB45743  Solanum parishii Reisentz, Paul 1979-5-12 Plumas 1 mile north of Injun Jim Campground on Highway 70, 5.7 miles south of Beldon Comment
  UCD127001  Solanum physalifolium var. nitidibaccatum Mr. Peters 1927-9-1 818 Plumas Taylorsville. Comment
  UC570692  Solanum umbelliferum Herbert L. Mason 1924-6-19 1066 Plumas slide just west of Gold Lake Comment
  CDA14014  Solidago canadensis subsp. elongata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13501 Plumas Sierra Nevada; N side of USFS 23N12, approx. 3/4 mile W of Bull Run Creek crossing. Comment
  RSA151672  Solidago lepida var. salebrosa R. C. Bacigalupi, J. R. Sweeney 1953-8-31 4349 Plumas Northern limits of Taylorsville. 1080 Comment
  RSA59120  Solidago velutina subsp. californica E. K. Balls 1950-8-31 15524 Plumas Highway 24, one mile north of Spanish Creek, just north of Quincy. 1098 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
  JEPS121383  Sorbus scopulina P. F. Zika & B. Wilson 2011-8-5 25720 Plumas Bucks Lake Road, 0.9 road miles E of Grizzly Summit Comment
  RSA716417  Sorbus scopulina var. cascadensis L. Ahart, J. Dittes 2005-9-19 12381 Plumas On the S side of Taylor Lake. About 6 miles (air) SW of Antelope Lake. 2081 Comment
  UCD114047  Sorbus sitchensis O. Lilleland 1932-8-1 s.n. Plumas location unknown. 6 Comment
  POM186824  Sparganium angustifolium subsp. emersum D. D. Keck 1666 Plumas Quincy, in the northern Sierra Nevada. 1067 Comment
  CHSC113633  Spergularia rubra Lowell Ahart 2014-8-31 19831 Plumas Along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  RSA0098101  Spergularia rubra L. Ahart 1984-6-3 4657 Plumas On a road along Hwy 70, at Keddie, N of Quincy. 305 Comment
  SD7627  Sphenosciadium capitellatum Daniel Cleveland 26 Jul Plumas Beg Spring, Big Meadows. Comment
  JEPS103583  Spiraea densiflora Lowell Ahart 2002-7-2 9826 Plumas In a logged over area on the S side of Forest Road 22N94, E of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1606 Comment
  CAS-BOT-BC149651  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-15 8848 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CAS-BOT-BC149664  Spiraea douglasii Walter Knight; Irja Knight 1966-6-18 1288 Plumas Butterfly Valley. Near Darlingtonia Bog 1143 Comment
  CHSC71651  Spiraea douglasii Vernon H. Oswald; Lowell Ahart 1998-8-11 9485 Plumas West of Bucks Lake on USFS 24N36 0.1 mi east of Oroville-Quincy Hwy. In meadow along Grizzly Creek. 1566 Comment
  CHSC91748  Spiraea douglasii G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16283 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: edge of bog. 1158 Comment
  SEINET7707759  Spiraea douglasii A. A. Heller, P. B. Kennedy 1907-7-15 8848 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  CAS-BOT-BC152535  Spiraea splendens Anna Head 1920-7-23 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  SD46500  Spiranthes porrifolia Robert J. Weatherby 1950-7-21 1480 Plumas On sunny wet soil in marshy meadow, Butterfly Valley, near Quincy. 1219 Comment
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Sep 30 2013
  CHSC64154  Spiranthes romanzoffiana B. Castro; R. A. Schlising 1987-7-21 188 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98, along Rd. 22N98 E of spring on unnamed E-trending tributary to Mohawk Ck and immediately E of a small meadow which extends from the spring down to Rd 22N98. 1569 Comment
  POM312468  Spirodela polyrhiza H. L. Mason 1953-7-8 14561 Plumas 4 miles northwest of Loyalton Comment
  SEINET9333350  Stachys ajugoides Robert Naczi, Janeway, L. 2004-7-24 10542 Plumas Plumas County Comment
  CHSC100455  Stachys ajugoides var. rigida Lowell Ahart 2008-9-10 15379 Plumas On the bottom and sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  JEPS104203  Stachys ajugoides var. rigida Lowell Ahart 2003-9-7 10557 Plumas Seep and spring on the n side of the road, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 3 1/2 mi (air) nw of Tamarack Flat, ca 6 mi (air) nw of Little Grass Valley Reservoir Dam. 1524 Comment
  JEPS114522  Stachys ajugoides var. rigida Lowell Ahart 2008-8-14 15207 Plumas On the sides of a small stream, about 50 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1600 Comment
  SEINET9336788  Stachys pycnantha Unknown 2014-8-11 Plumas Clarks Creek Comment
  UCD147789  Stachys rigida Allyson Ayalon; Lucie Jerabkova 2012-8-1 142 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  RSA184911  Stachys rigida subsp. rivularis L. S. Rose 1966-7-27 s.n. Plumas Butterfly Creek, 2 mi. S. of Keddie. 1006 Comment
  RSA59334  Stachys rigida subsp. rivularis E. K. Balls 1950-9-12 15783 Plumas 1.5 miles along trail from Lakes Center Public Camp to Long Lake Outlet, southern Plumas County 2012 Comment
  CHSC116381  Stachys rigida var. rigida Sara M. Taylor; Scott Batiuk 2012-7-31 59 Plumas Maples Flat. Follow signs from Bucks Lake Rd to Smith Lake (via Snake Lake). Take left (west) onto 25N20. Continue west onto 25N57, left onto 25N59, (fen is ~800 m west of Drosera Pond). UTM zone 10, NAD 83, 4428172 N 659702 E. 1573 Comment
  CHSC63218  Stellaria crispa Lowell Ahart 1994-7-28 7545 Plumas On the east sides of a small stream, north-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  JEPS95377  Stellaria crispa Lowell Ahart 1994-6-17 7356 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  CHSC97523  Stellaria longipes var. longipes Lowell Ahart; John Dittes 2007-6-17 14188 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS113526  Stellaria longipes var. longipes Lowell Ahart, John Dittes 2007-6-17 14188 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CAS-BOT-BC397728  Stellaria nitens Mary Strong Clemens 1920-5-12 s.n. Plumas Greenville Comment
  JEPS95590  Stellaria obtusa Lowell Ahart 1994-7-28 7541 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CAS-BOT-BC181462  Stellaria obtusa John Thomas Howell 1960-7-21 35798 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC5618  Stenotus acaulis A. A. Heller; P. B. Kennedy 1907-7-3 8696 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC5619  Stenotus acaulis Amos Arthur Heller; P. B. Kennedy 1907-7-3 8696 Plumas Hills above Red Clover Valley. Comment
  CHSC118663  Stenotus acaulis Noah Siegel; Chelsea Morgan 2016-6-5 2016003 Plumas Lassen National Forest. Diamond Mountains; west of Aspen Flat. UTM 699093 E, 4464686 N, NAD 83 Zone 10 North. 2194 Comment