Search Results — 2000 specimen records retrieved (1472 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77978  Abies concolor Saichi Kawahara 1968-5-5 411 Plumas Highway 89, 3 miles south-east of Highway 36 1402 Comment
  OBI20287  Abies concolor Earl P. Dirmeyer 1916-1 s.n. Plumas Quincy, N eastern CA; Plumas Natl Forest Comment
  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
  CHSC84930  Abies magnifica var. magnifica Lowell Ahart 2003-10-17 10649 Plumas On the ridge running northeast of Humboldt Peak, about 1/2 mile northeast of Humboldt Peak, south of the Pacific Crest Trail, about 1 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2133 Comment
  JEPS42747  Acer glabrum R. H. Platt 1891-1 Plumas Prattville region , Prattville region (the Sierras) Comment
  UC1171598  Acer glabrum E. Sawyer 1935-6-25 145 Plumas 1 1/2 mi ssw Crow; Plumas National Forest, Sierraville Quad. Comment
  POM85454  Acer glabrum var. torreyi Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico, on the Big Divide. 1829 Comment
  SD7292  Acer glabrum var. torreyi Mrs. R. M. Austin 1878-1 Plumas Mt. Dyer, Big Meadows Comment
Read comments
Oct 2 2008
  CAS-BOT-BC333229  Acer macrophyllum E. K. Balls 1950-9-15 15869 Plumas 1.2 mi N of junction of Hwy 89 and 24, road from Greenville to Quincy 975 Comment
  CAS-BOT-BC260431  Achnatherum hymenoides W. Harnach; N. Harnach 1990-6-16 382 Plumas Frank Dotta Ranch 1524 Comment
  CAS-BOT-BC210691  Achnatherum lemmonii John Thomas Howell; Gordon H. True 1967-5-9 42222 Plumas Feather River Canyon near mouth of Chambers Creek 609 Comment
  CAS-BOT-BC210699  Achnatherum lemmonii A. A. Heller; P. B. Kennedy 1907-7-3 8712 Plumas Hills above Red Clover Valley Comment
  CHSC99218  Achnatherum lemmonii John Dittes; Josephine Guardino 2005-9-22 1293 Plumas Northern High Sierra Nevada Range; ca. 1.1 air-miles N of Taylor Lake, 0.7 air-mile E of Rattlesnake Peak, 0.3 air-mile W of Eisenheimer Peak, just east of FS Route 27N57; north-facing talus just below ridgeline. 2180 Comment
  UCD50604  Achnatherum lemmonii John Thomas Howell 1962-6-17 37710 Plumas Portola, Plumas County. 1463 Comment
  CAS-BOT-BC217985  Achnatherum nelsonii John Thomas Howell 1960-7-17 35485 Plumas Drakesbad 1828 Comment
  JEPS113738  Achnatherum nevadense Lowell Ahart, John Dittes 2007-6-17 14156 Plumas On dry bare rocky soil, on a low rocky open hill, about 20 yards southwest of Red Clover Creek, about 20 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) 1654 Comment
  CAS-BOT-BC216879  Achnatherum occidentale John Thomas Howell 1955-7-19 30770 Plumas Beckwourth 1493 Comment
  JEPS454  Achnatherum occidentale subsp. californicum W. L. Jepson 1924-7-25 10648 Plumas Meadow Valley Comment
  UC641666  Achnatherum occidentale subsp. occidentale G. L. Stebbins Jr. 1939-7-9 2935 Plumas sw slope of Meadow View Peak Meadow View Peak 1920 Comment
  CAS-BOT-BC110712  Achnatherum occidentale subsp. pubescens L. P. Janeway 1992-6-8 4223 Plumas Plumas National Forest. Quincy Ranger District. About 0.3 mile south of Highway 70/89 at Lee Summit. 1359 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
  CHSC82613  Achnatherum occidentale subsp. pubescens L. P. Janeway 2001-7-3 7261 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  UCD32651  Achnatherum occidentale subsp. pubescens Beecher Crampton 1954-7-5 2044 Plumas Plumas County, 1.5 miles north of Greenville, along highway 89. 1127 Comment
  RSA699787  Achnatherum thurberianum L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11152 Plumas On the north side of a forest road, southwest of a small meadow and seeps, 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. 2125 Comment
  SEINET3523240 Image available Acmispon aestivalis A. A. Heller 1938-7-2 15242 Plumas Feather River Highway near Gray's Flat 869 Comment
  CHSC30680  Acmispon americanus var. americanus M. S. Taylor 1974-7-3 298 Plumas Butterfly Botanical Area, ca. 10 mi nw of Quincy, on Hwy 70. 1219 Comment
  JEPS60363  Aconitum columbianum R. H. Platt 1891-1 Plumas the Sierras Comment
  CAS-BOT-BC391480  Aconitum columbianum subsp. columbianum Joseph Andorfer Ewan 1934-7-18 8545 Plumas Middle Fork Feather R. near Dentens Comment
  CAS-BOT-BC412895  Aconogonon davisiae John Thomas Howell 1951-6-28 27692 Plumas Eureka Peak 2133 Comment
  CHSC36928  Aconogonon davisiae M. S. Taylor; H. Swanson 1982-8-11 4965 Plumas On ridge between Florentine Canyon and Spencer Lakes, ca. 5 mi sw of Johnsville. 2133 Comment
  CHSC108460  Aconogonon phytolaccifolium Lowell Ahart 2011-9-17 17664 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  JEPS119929  Actaea rubra Lowell Ahart 2012-9-5 18433 Plumas About 200 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  CAS-BOT-BC391663  Actaea rubra David D. Keck 1932-7-3 1703 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  CHSC21675  Adenocaulon bicolor D. Brink; L. Mayer 1975-7-29 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS28620  Adenocaulon bicolor George W. Gillett 1957-7-17 803 Plumas upper Willow Lake (near the east inlet); Lassen Volcanic National Park, Willow Lake 1661 Comment
  JEPS35107  Adiantum aleuticum W. L. Jepson 1924-7-22 10624 Plumas Middle fork of Feather River Rich Point 1127 Comment
Read comments
Sep 12 2008
  RSA699794  Agastache urticifolia L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11161 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  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
  RSA59669  Ageratina occidentalis E. K. Balls 1950-9-9 15737 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  CHSC96846  Agoseris glauca var. laciniata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14040 Plumas Under pine trees, about 150 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  CAS-BOT-BC29653  Agoseris grandiflora var. grandiflora John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54118 Plumas Quincy 1036 Comment
  CAS-BOT-BC29654  Agoseris grandiflora var. grandiflora Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1478 Plumas Butterfly Valley Botanical Area: Butterfly Canyon 990 Comment
  CAS-BOT-BC22912  Agoseris heterophylla Lewis S. Rose 1967-6-12 67108 Plumas Butterfly Valley, ca. 3 mi. w. of Keddie 1036 Comment
  CAS-BOT-BC22922  Agoseris heterophylla John Thomas Howell 1951-6-27 27578 B Plumas Johnsville 1584 Comment
  CHSC101855  Agoseris heterophylla Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15886 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  JEPS55238  Agoseris heterophylla var. heterophylla Lewis S. Rose 1967-6-12 67108 Plumas 3 mi w Keddie; Butterfly Valley 1219 Comment
  CAS-BOT-BC13242  Agoseris monticola H. E. Brown 1897-8-1 622 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC13436  Agoseris retrorsa Anna Head 1921-6-22 s.n. Plumas Campbell's Hot Springs, Sierra Valley. 1524 Comment
  SEINET10789692  Agropyron intermedium Mary Susan Taylor 1982-1 Taylor 4761 Plumas Portola quad. Ramelli Ranch, between Calpine Rd (109) and cow pastures; ca. 1 mi w of Beckwoourth, s of Hwy 70. Sagebrush Scrub. With Perideridia, Chaenactis. 1487 Comment
  CAS-BOT-BC162045  Agrostis Fred Sommers; Greg Sommers 1976-7-20 177 Plumas Marble Hot Springs Area Sierra Valley Marsh. Marble Lane. 1487 Comment
  CAS-BOT-BC127080  Agrostis exarata Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1613 Plumas Butterfly Botanical Area and Vicinity. Fern Glen along roadside. 1097 Comment
  CAS-BOT-BC127105  Agrostis exarata John Thomas Howell 1926-7-30 2152 Plumas Prattville. 1463 Comment
  CHSC81176  Agrostis exarata Lowell Ahart 2001-8-29 9243 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC94989  Agrostis exarata Lowell Ahart 2006-10-23 13492 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CAS-BOT-BC139409  Agrostis hyemalis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  CHSC65872  Agrostis pallens L. P. Janeway 1995-10-11 4940 Plumas Lakes Basin. 0.3 mi north-northwest of Lakes Basin Campground; on east side of Gold Lake Hwy opposite entrance to campground. 1923 Comment
  RSA739743  Agrostis pallens L. P. Janeway 2007-7-13 9180 Plumas French Hill and western end of Red Mountain, near Rd.. 23N69; above the head of Frizier Creek. 1786 Comment
  UCD53165  Agrostis pallens Catherine McWilliams 1971-1 911 Plumas Plumas - Eureka State Park. 1524 Comment
  RSA0105475  Agrostis scabra Lowell Ahart 2014-8-31 19800 A Plumas In and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC65391  Agrostis stolonifera Lowell Ahart 1995-9-13 7637 Plumas On the north-west side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  RSA739730  Agrostis variabilis John Dittes, Josephine Guardino 2005-9-22 1295 Plumas Northern High Sierra Nevada Range, 1.1 air miles N of Taylor, 0.7 air mile E of Rattlesnake Peak, 0.3 air mile W of Eisenheimer Peak, just E of FS Route 27N57., 40Y'10'13.36N, 120Y'43'48.66W, T27N, R11E, Center of section 24, Kettle Rock 7.5' Quad, 2181 Comment
  CHSC116363  Agrostis variabilis Sara M. Taylor; Scott Batiuk 2012-8-14 65 Plumas Plumas National Forest. Slope Fen. Take Mile High Rd (off of Bucks Lake Rd) going north, pass Mill Creek Campground and get onto dirt Rd 24N33 to Mill Creek trailhead. Walk ~1.5 miles north and then east 3/4 mile to meadow. UTM zone 10, 4424066 N, 655727 E. 1987 Comment
  CAS-BOT-BC131954  Allium Javier Penalosa 1962-6-19 2483 Plumas Hghwy. 40-89, +/- 6.2 mi. SE of Quincy 1097 Comment
  UCD138451  Allium bisceptrum G. F. Hrusa; E Sandoval 1993-5-30 11142 Plumas Sierra Valley, Beckwourth-Calpine Rd. approx. 5 m. S Hwy 70 intersection. 1700 Comment
  CHSC21331  Allium campanulatum F. T. Griggs; A. Pass 1975-7-8 102 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC464525  Allium campanulatum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Natl. Park Comment
  CAS-BOT-BC466475  Allium campanulatum Lewis S. Rose 1939-6-8 39266 Plumas S. end of Lake Almanor 1371 Comment
  CAS-BOT-BC466609  Allium campanulatum Lowell Ahart 1977-7-9 s.n. Plumas 0.5 mile below the Bunker Hill Mine which is about 10 miles northeast of La Porte 1800 Comment
  CAS-BOT-BC466616  Allium campanulatum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1934 Plumas Between valley proper and Darlingtonia bog 1066 Comment
  CAS-BOT-BC466618  Allium campanulatum John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-7-10 2101 Plumas Between Butterfly Valley and Darlingtonia bog 1066 Comment
  JEPS61491  Allium campanulatum Esther C. Fritz 1933-6-27 Plumas along MOnte Cristo Mine trail Spanish Peak 2042 Comment
  RSA123164  Allium campanulatum B. O. Schreiber 1938-7-10 2526 Plumas 1/4 mile south of U. S. Forestry Camp near Meadow Valley. 1098 Comment
  RSA641449  Allium lemmonii Michael A. Vincent 1999-6-7 8532 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  SEINET10471983  Allium lemmonii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3842 Plumas T24N R12E nw sec 25, Grizzly Valley quad; W side of 24N10, ca. 1/4 mi S of Grizzly Creek crossing 24N10, ca. 8 mi NW of Portola; elevation ca. 5800 ft. 1768 Comment
  SEINET10471984  Allium lemmonii Mary Susan Taylor 1982-6-10 Taylor 4627 Plumas T23N R14E se/ne sec 12. Reconnaissance Peak quad. Along 23N72, 0.5 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. Granitic soils. 5500 ft. 1675 Comment
  CHSC39368  Allium obtusum var. obtusum L. Ahart; P. Ahart 1983-8-17 4328 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  CAS-BOT-BC474057  Allium parvum John Thomas Howell 1975-6-16 51138 Plumas 2 miles northwest of Spring Garden, Sierra Nevada 1173 Comment
  CAS-BOT-BC474061  Allium parvum M. S. Taylor 1982-5-14 4442 Plumas along Turner Springs Rd just S of its jct with Hwy 114 (Clio-Portola Rd), 2 air miles SW of Portola 1524 Comment
  RSA641885  Allium platycaule Michael A. Vincent 1999-6-8 8549 Plumas Plumas National Forest, Milford Ranger District, along FS 28N03 betw FS 27N25 and FS26N16. Comment
  CHSC97192  Allophyllum divaricatum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14048 Plumas 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 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
  JEPS108895  Allophyllum integrifolium Lowell Ahart 2006-7-9 12921 Plumas Below an open ridge, about 100 yards north of the paved basalt road, about 4 miles (air) northwest of Tamarack Flat, about 6 miles (air) northwest of Little Grass Valley Reservoir 1650 Comment
  RSA71080  Allophyllum integrifolium L. S. Rose 1951-6-28 51062 Plumas Johnsville. 1601 Comment
  SEINET14440311  Allophyllum integrifolium K. Burnstad 1974-9-14 s.n. Plumas Plumas NF, Nelson Creek. 1981 Comment
  CAS-BOT-BC171346  Alnus incana subsp. tenuifolia W. R. Dudley 1909-8-25 s.n. Plumas Creek Bank, Sierra Valley Comment
  CAS-BOT-BC171348  Alnus incana subsp. tenuifolia John Thomas Howell 1959-9-24 34936 Plumas Butterfly Creek near mouth. Sierra Nevada 914 Comment
  CAS-BOT-BC171362  Alnus incana subsp. tenuifolia David D. Keck 1932-7-3 1652 Plumas Meadow S of Spanish Creek. Quincy. Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC171363  Alnus incana subsp. tenuifolia David D. Keck 1932-7-3 1652 Plumas Meadow S of Spanish Creek. Quincy. Northern Sierra Nevada 1065 Comment
  POM161742  Alnus incana subsp. tenuifolia R. C. Bacigalupi 1927-7-11 1695 Plumas Grassy Lake Meadows. Golden Lake Region. 1890 Comment
  SEINET10478561  Alnus incana subsp. tenuifolia Mary Susan Taylor 1981-8-28 Taylor 4244 Plumas California: T21N R13E se1/4 sec 5. Sierra City NE quad. Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. Plumas County. 4700 ft. 1432 Comment
  UC917264  Alnus incana subsp. tenuifolia J. M. Tucker 1948-7-24 1727 Plumas boggy area near road from Cascade to Camel Peak 1615 Comment
  RSA263841  Alnus rhombifolia J. T. Howell, Gordon True 1969-6-23 45817 Plumas Middle Fork of Feather River at Nelson Point. 1250 Comment
  RSA59262  Alnus rhombifolia E. K. Balls 1950-8-31 15554 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  CHSC81181  Alopecurus aequalis Lowell Ahart 2001-8-28 9188 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC97169  Alopecurus aequalis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14027 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  CHSC97534  Alopecurus aequalis Lowell Ahart; John Dittes 2007-6-16 14149 Plumas On the bottom of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC97556  Alopecurus aequalis Lowell Ahart; John Dittes 2007-6-17 14162 Plumas Along Red Clover Creek, about 50 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
  RSA726448  Alopecurus aequalis L. Ahart, John Dittes 2007-6-17 14162 Plumas along Red Clover Creek, about 50 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. 1655 Comment
  CAS-BOT-BC137995  Alopecurus geniculatus David D. Keck 1932-7-3 1667 Plumas Northern Sierra Nevada. Quincy. 1065 Comment
  CAS-BOT-BC137997  Alopecurus geniculatus Mrs. Jos Clemens 1919-10-25 s.n. Plumas Crescent. Comment
  UCD97196  Amaranthus blitoides John Thomas Howell 1959-9-25 35002 Plumas 2 miles east of Portola. 1484 Comment
  JEPS115525  Amaranthus californicus Lowell Ahart, John Dittes 2009-9-7 16374 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC13541  Ambrosia acanthicarpa John Thomas Howell 1959-9-25 35025 Plumas Summit of Beckwourth Pass 1588 Comment
  UCD20778  Ambrosia artemisiifolia A. M. Shapiro 2002-8-25 s.n. Plumas Plumas County. West end of Quincy on Hwy 89 near entrance to Feather River College. 1200 Comment
  CAS-BOT-BC142919  Amelanchier Clare B. Hardham 1975-8-2 20458 Plumas Black Mt. - Sierra Nevada 2133 Comment
  JEPS114421  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart 2008-7-9 15057 Plumas Steep north side of a good logging road , north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1645 Comment
  POM275581  Amelanchier florida Lyman D. Benson 1932-7-29 4012 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CAS-BOT-BC136777  Amelanchier utahensis John Thomas Howell 1960-7-19 35685 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC136782  Amelanchier utahensis John Thomas Howell; Gordon H. True 1967-7-11 43339 Plumas Summit ridge of Mt. Hough 2194 Comment
  CAS-BOT-BC136783  Amelanchier utahensis Leah D. McKee 1981-5-16 044 Plumas .7 miles off of Beckworth Pass 1371 Comment
  CAS-BOT-BC136795  Amelanchier utahensis Mrs. H. C. Cantelow 1951-7-30 20 Plumas Near Johnsville Comment
  CHSC41884  Anaphalis margaritacea Lowell Ahart 1986-9-10 5395 Plumas On the bottom of the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte. 1706 Comment
  SD9139  Anaphalis margaritacea R. M. Austin 1879-1 Plumas Big Meadows Comment
  JEPS16089  Angelica breweri W. L. Jepson 1924-7-22 10610 Plumas Middle Fork Feather River, Rich Point Middle Fork Feather River; , Rich Point 914 Comment
  RSA699253  Antennaria argentea L. Ahart, John Dittes, Josephine Guardino 2004-6-6 10996 Plumas 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. 1518 Comment
  SEINET5929455 Image available Antennaria argentea L. S. Rose 1967-1 67161 Plumas 6 mi N of Quincy jct. Comment
  CHSC94912  Antennaria dimorpha L. P. Janeway; B. Castro 2006-6-4 8665 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  JEPS113786  Antennaria dimorpha Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14039 Plumas Along the west side of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  CAS-BOT-BC58698  Antennaria luzuloides A. A. Heller; P. B. Kennedy 1907-7-5 8737 Plumas Red Clover Valley Comment
  CAS-BOT-BC79970  Antennaria microphylla Arthur C. Barrett 1915-6-20 224 Plumas Boulder Creek, near the station 1645 Comment
  CHSC72295  Antennaria umbrinella L. P. Janeway; Glenn Clifton 1998-7-9 5731 Plumas Near the head of Pierce Creek; north side of Diamond Mtn Motorway 0.3 mi east of Wheeler Sheep Camp. 1990 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
  JEPS20831  Antirrhinum vexillocalyculatum subsp. intermedium S. Galen Smith 1958-7-25 Plumas near Rich Bar (along Feather River Hwy (U.S. 40 Alt), 2.2 mi e of the bridge across the North Fork of the Feather River and the junction with the road to Caribou) 777 Comment
  CHSC101937  Apocynum androsaemifolium Lowell Ahart; John Dittes 2009-7-15 16102 Plumas Northeast of the power line, on the west side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  CHSC57168  Apocynum androsaemifolium L. P. Janeway 1984-7-22 932 Plumas Vicinity of Soapstone Hill; near junction of Oro-Quincy Hwy and the road to Duffy Dome. 1639 Comment
  UC878871  Apocynum androsaemifolium Mrs. E. C. Sutliffe Aug. 1917 Plumas near Blairsden Blairsden Comment
  RSA14552  Apocynum pumilum var. rhomboideum Daniel Cleveland 1882-7-21 s.n. Plumas Big Meadows Comment
  CAS-BOT-BC397876  Aquilegia formosa Anna Head 1920-7-12 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC397878  Aquilegia formosa John Thomas Howell 1951-8-19 28170 Plumas 3 miles east of Rich Bar 853 Comment
  RSA0126212  Arabis A. A. Heller, P. B. Kennedy 1907-7-11 8810 Plumas Prattville. Comment
  UC1485463  Arabis constancei M. S. Taylor 1981-6-15 3893 Plumas ca. 2 mi. n.e. Meadow Valley (s. side of Bucks Lake Rd., ca. 50 ft e. of its junction w/ 24N29 (rd. to Deanes Valley)); Bucks Lake NE Quad. 1158 Comment
  RSA88580  Arabis holboellii var. retrofracta L. S. Rose 1954-5-30 54071 Plumas Johnsville 1601 Comment
  SEINET10448328  Arabis holboellii var. retrofracta Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3820 Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  NY172665  Arabis suffrutescens var. perstylosa L. Constance 1938-6-9 2309 Plumas Above the Middle Fork of the Feather River, 7.3 miles southweast of Quincy 1219.2 Comment
  CAS-BOT-BC407710  Arceuthobium abietinum Robert J. Weatherby 1955-8-6 1674 Plumas near Claremont Peak, Quincy Area 2011 Comment
  SEINET2471359  Arceuthobium californicum R. L. Mathiasen 2008-9-27 2008 -71 Plumas 3 km from jct. of forest rd. 414 with rd. 423 to Bucks Lake on rd. 414 1490 Comment
  CHSC76148  Arceuthobium campylopodum G. F. Hrusa; T. D. Wilfred 1996-8-22 13520 Plumas Plumas National Forest. S end of ridge on W side of Little Long Valley Creek, about 1/2 n. N of Hwy 70 and 15 miles E of Quincy. 1640 Comment
  SEINET2471364  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-9-22 2007 -61 Plumas S. end of Long Lake 2020 Comment
  CAS-BOT-BC24208  Arctostaphylos John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54266 Plumas Rocky summit ridge, Mt. Hough 2203 Comment
  SEINET7258474  Arctostaphylos mewukka W. D. Billings 1947-2-16 1666 Plumas About 8 miles W of Belden, north side of Feather River Canyon Comment
  CAS-BOT-BC38614  Arctostaphylos mewukka subsp. truei John Thomas Howell 1976-4-2 51572 Plumas Injun Jim Campground, North Fork Feather River 609 Comment
  CAS-BOT-BC38623  Arctostaphylos mewukka subsp. truei M. S. Taylor 1982-6-20 4712 Plumas Along Hwy 70 just w of Injun Jim Campground entrance, ca. 4 air mi sw of Belden Comment
  CAS-BOT-BC38624  Arctostaphylos mewukka subsp. truei Walter Knight; Irja Knight 1967-5-7 2592 Plumas From Injun Jim Campground on North Fork Feather River 609 Comment
  CAS-BOT-BC40012  Arctostaphylos nevadensis Robert J. Weatherby 1950-8-11 1526 Plumas Side of Mt. Elwell, Lakes Basin area. 2194 Comment
  CAS-BOT-BC42092  Arctostaphylos patula John Thomas Howell 1975-6-16 51132 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC42108  Arctostaphylos patula John Thomas Howell 1960-7-20 35779 Plumas Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  CAS-BOT-BC42111  Arctostaphylos patula John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2167 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC42115  Arctostaphylos patula Mrs. S. Earle Kelley 1920-7-1 s.n. Plumas Greenville 1097 Comment
  CAS-BOT-BC42121  Arctostaphylos patula Keith Wagnon; James T. Vale 1988-10-4 1819 Plumas ca. 2 mi. e. of town of Buck's Lake on old road - logging road 1/4 mi. north. 1511 Comment
  CAS-BOT-BC42125  Arctostaphylos patula M. B. Kildale 1926-9-11 2763 Plumas Juniper Lake, Lassen Natl. Park 2054 Comment
  SEINET11993352  Arctostaphylos viscida subsp. viscida W. Knight, Knight, I. 1986-1 5220 Plumas between bridge over north fork of Feather River near Pulga & Jarboe Gap 640 Comment
  JEPS26739  Arenaria congesta var. congesta P. C. Hutchison 1961-6-9 2135 Plumas 6 mi w Quincy (on the road to Buck's Lake. near Spanish Ranch) Comment
  JEPS103546  Arenaria kingii var. glabrescens Lowell Ahart 2002-6-26 9781 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  CAS-BOT-BC401819  Argemone munita subsp. rotundata Wayne Roderick 1967-8-5 s.n. Plumas Ca. 2 miles n. of Chilcoot 1524 Comment
  SEINET10971092  Arnica Mary Susan Taylor 1981-6-25 Taylor 3948 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, ca. 1/8 mi S of Hwy 70, ca. 0.5 mi SW of Beckwourth. Sagebrush Scrub around North Fork Feather River, open and treeless; dry sandy soil. 4900 ft elev. 1493 Comment
  POM29780  Arnica chamissonis subsp. foliosa Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  RSA123410  Arnica chamissonis subsp. foliosa E. Sawyer 1935-7-2 272 Plumas 1 mile W of Chases 1677 Comment
  CAS-BOT-BC82501  Arnica discoidea John Thomas Howell 1961-6-21 36661 Plumas [Greeville] Greenville 1097 Comment
  CHSC70781  Arnica discoidea B. Castro; L. Gehrung 1995-7-14 585 Plumas Ca 8 air mi SW of Bucks Lake, ca 0.3 mi W of Kellogg Ravine, along W edge of USFS Rd 22N29. 1493 Comment
  CHSC74060  Arnica discoidea B. Castro; L. Gehrung 1998-7-30 819 Plumas Ca 1.2 mi SE of La Porte, on 'A' spur off Co. Rd 513 (USFS Rd 21N28), on narrow ridge between Spanish Creek and Rabbit Creek. 1463 Comment
  CAS-BOT-BC82505  Arnica discoidea Thomas H. Harris 1969-7-6 s.n. Plumas E side of Lake Almanor along [Haun's] Hauns Meadow Road, ca. 1 mile e. of lake, on ridge divide Comment
  CAS-BOT-BC146263  Arrhenatherum elatius var. elatius John Thomas Howell; H. Keith Wagnon 1980-5-26 53593 Plumas Sierra Nevada. North Fork of Feather River between the mouth of East Branch and Caribou. 792 Comment
  CHSC59669  Artemisia arbuscula subsp. arbuscula L. P. Janeway 1992-9-10 4308 Plumas Plumas National Forest. Flats on the south side of Middle Fork Feather River 1.75 mi west of Beckwourth. 1487 Comment
  SJSU12189  Artemisia cana subsp. bolanderi N. A. Hopkins 1983-10-13 1183 Plumas c. 4 mi SSE of Beckwourth by Marble Hot Springs Road at its crossing of Section 18, Sierra Valley 1463 Comment
  CHSC81599  Artemisia douglasiana Lowell Ahart 2001-10-8 9327 A Plumas Old road that crossed Indian Creek, about 50 yards east of the railroad tracks, where railroad has a bumper to start the signal lights on Arlington Road, about 400 yards south of Arlington Road, 50 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  UCD147797  Artemisia douglasiana Allyson Ayalon; Lucie Jerabkova 2012-8-1 150 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC90410  Artemisia douglasiana Albert Gould; J. D. Schoelier 1928-7-18 363 Plumas Plumas National Forest, Crocker Ridge-Grizzly cut off 1950 Comment
  CAS-BOT-BC93745  Artemisia ludoviciana subsp. incompta L. P. Janeway 1992-8-30 4296 Plumas Blue Nose Mtn. quad, McRae Meadow; upper end of East Nelson Creek. 1889 Comment
  SEINET252470 Image available Artemisia tridentata subsp. tridentata Leila M. Shultz, Heather Garrison 2006-1 20320 Plumas Between Quicy and Reno, ca. 2 miles west of Vinton on south-facing slope. 1513 Comment
  HSC3275  Asarum lemmonii L. S. Rose 1968-6-11 68109 Plumas Butterfly Valley, 4 mi. S of Keddie 1037 Comment
  RSA246614  Asarum lemmonii R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42325 Plumas Plumas National Forest: Fern Glen, Butterfly Valley Botanic Area. 1098 Comment
  SJSU5652  Asarum lemmonii Lewis S. Rose 1968-6-11 68109 Plumas Butterfly Valley, 4 mi S of Keddie 1036 Comment
  CDA22423  Asarum lemmonii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .284 Plumas Fern Gulch, E of Butterfly Valley, just S of Keddie. 0 Comment
  CDA39803  Asclepias cordifolia T. C. Fuller 1959-7-6 2794 Plumas Highway 40 Alt., 0.2 miles north of Elephant Butte. 0 Comment
  OBI83048  Asclepias fascicularis Robert L. Johnson, Mikel R. Stevens 2015-7-11 3957 Plumas Spanish Creek drainage. 0.2 rd mi N on Hugh Spur (fronting rr-track) after jct with Hwy 89. Ca 1.2 air mi S of Indian Falls. Comment
  JEPS6283  Asclepias speciosa W. L. Jepson 1939-8-4 19340 Plumas Rock Creek; Meadow Valley 1219 Comment
  POM253214  Asclepias speciosa A. A. Heller 1938-7-2 s.n. Plumas 3 miles east of Quincy. 1098 Comment
  CAS-BOT-BC69586  Aspidotis densa John Thomas Howell 1975-6-16 51144 Plumas 2 mi. nw. of Spring Garden. 1173 Comment
  CHSC30764  Aspidotis densa M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3347 Plumas Abundant; 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
  JEPS120177  Aspidotis densa Lowell Ahart 2012-7-1 18248 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  SEINET10475336  Aster breweri Mary Susan Taylor 1981-7-17 Taylor 4032 Plumas T21N R12E se sec 7, Sierra City quad. Lakes Basin area, Bear Lakes trail, 0.5 mi S of jct of trail to Gold Lake Lodge, ca. 6 air mi S of Mohawk; dry, open forest and outcrops; 6500 ft elev. 1981 Comment
  CDA14031  Aster foliaceus G. F. Hrusa, B. A. Smith 1996-8-8 13479 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
  RSA507795  Aster integrifolius J. C. Semple, S. Heard 1986-8-13 8415 Plumas Little Grassy Lake Road, near Little Grassy Valley Rec. area, between Laporte and Quincy Comment
  SEINET10872025  Aster integrifolius Mary Susan Taylor 1982-8-5 Taylor 4922 Plumas T25N R10E nw/sw sec 22. Greenville SE quad. Jct of Mt Hough Hwy (403) & rd to Grizzly Ridge, ca. 2 mi nw of Taylor Rock, ca. 6 air mi ne of Quincy. 5500 ft. 1676 Comment
  RSA59479  Aster intermedius E. K. Balls 1950-9-16 15872 Plumas 5 miles southeast of Graeagle, Sulphur Creek, highway 89. 1372 Comment
  SEINET13709330  Aster occidentalis Lowell William Ahart, Lowell William Ahart 2001-1 9241 Plumas W Side of Little Last Chance Creek, Strand of Frenchman Lake (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  CHSC75448  Aster radulinus G. F. Hrusa; T. D. Wilfred 1996-8-2 13456 Plumas Sierra Nevada. At bottom of old skid trail at terminus of USFS 23N22D. 1630 Comment
  CAS-BOT-BC186855  Astragalus gibbsii A. A. Heller; P. B. Kennedy 1907-7-16 8868 Plumas Grade between Genessee [Genesee] Valley and Summit Comment
  CDA26687  Astragalus lemmonii J. Budaj 1968-9-2 Plumas Sierra Valley. 0 Comment
  SEINET12166452  Astragalus lentiformis L. P. Aneway 1989-1 3478 Plumas Croker Mtn quad. T24N R13E NW 1/4 of SE 1/4 of sec. 13. 1/2mi SW of Beckwurth-Genesee Rd see below 1699 Comment
  SBBG3245  Astragalus purshii var. tinctus H. and M. Dearing 1939-5-9 3328 Plumas near Blairsden 1219 Comment
  CAS-BOT-BC193049  Astragalus purshii var. tinctus M. S. Taylor 1982-5-14 4445 Plumas Above Portola, ca. 2 air mi sw of Portola 1584 Comment
  CAS-BOT-BC200864  Astragalus webberi W. I. Follett 1930-5-20 s.n. Plumas Near Vigilia 822 Comment
  CAS-BOT-BC27731  Astragalus webberi John Gill Lemmon 1874-1-1 s.n. Plumas Sierra Valley Comment
  RSA18764  Astragalus webberi Marcus E. Jones 1937-1 s.n. Plumas [photo] Comment
  CHSC20755  Asyneuma prenanthoides K. R. Stern 1975-7-24 5872 Plumas E shore of Lake Almanor. 1371 Comment
  HSC101680  Asyneuma prenanthoides Dillon North Davis 2013-7-1 40 Plumas 9.5 miles south on FS Road 25N17 from intersection with Highway 70. Comment
  CAS-BOT-BC69530  Athyrium alpestre subsp. americanum Anna Head 1921-1-1 s.n. Plumas Feather River Region. Comment
  CHSC112126  Athyrium filix-femina var. cyclosorum L. P. Janeway 2014-7-15 11544 Plumas Northern High Sierra Nevada. Plumas National Forest. Happy Valley, about 6.4 air-km northeast of Crombeerg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CHSC80790  Athyrium filix-femina var. cyclosorum Lowell Ahart 2001-7-19 8935 Plumas On the banks of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  SD9772  Athyrium filix-femina var. cyclosorum Daniel Cleveland Jul 1882 Plumas Big Meadows Comment
  SD9780  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin 1880-1 Plumas Big Meadow Comment
  SD9787  Athyrium filix-femina var. cyclosorum Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  CAS-BOT-BC494110  Atriplex truncata W. Harnach; N. Harnach 2000-8-23 1000 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  CHSC42081  Balsamorhiza deltoidea Kimber Hostetter 1986-4-12 12 Plumas On Hwy 89, 3.2 km from Hwy 70 Greenville turnoff, ca. 16 km S of Greenville. 1475 Comment
  CHSC55471  Balsamorhiza deltoidea Ben Cunningham 1991-4-20 Plumas Ca. 90 ft W of Pecks Valley road and 2 mi NE of Greenville. 1066 Comment
  UCD129524  Balsamorhiza deltoidea Elaine A. Ahrenholz 1962-4-18 35 Plumas 1 mile north of Greenville. Comment
  CAS-BOT-BC106453  Balsamorhiza hookeri Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth 1524 Comment
  CHSC55659  Balsamorhiza sagittata K. R. Stern 1985-6-25 8318 Plumas Vicinity of Blairsden. 1402 Comment
  JEPS32250  Balsamorhiza sagittata W. L. Jepson 1910-6-5 4072 Plumas Warner Valley 1554 Comment
  CHSC118665  Barbarea orthoceras Wendy L. Boes 2015-5-20 2015013 Plumas Plumas National Forest. Location southwest of Silver Creek, north of Forest Service 24N29X, west of 24N56, near Meadow Valley. UTM 663727 E, 4422262 N, NAD83 Zone 10N. 1160 Comment
  UC1028651  Beckmannia syzigachne Robert J. Weatherby 1950-7-26 1502 Plumas marshy creek border 2 mi s Crescent Mills; Indian Creek 1036 Comment
  SD7934  Betula glandulosa Mrs. R. M. Austin 1878-1 Plumas Big Meadows Comment
  CHSC81007  Betula pumila var. glandulifera Vernon H. Oswald; Beth Corbin, Kim Earll 2001-6-23 10049 Plumas Humbug Creek west of the Soda Spring in Humbug Valley. 1325 Comment
  CAS-BOT-BC102167  Bidens James T. Vale 1980-9-22 s.n. Plumas West shore, Lake Almanor Comment
  UCR45296  Bidens frondosa R. D. Goeden 1986-9-10 s.n. Plumas Northern Sierra Nevada, NE shore of Round Valley Reservoir 3 miles south of Greenville, Plumas Nat. Forest 1375 Comment
  CAS-BOT-BC413057  Bistorta bistortoides Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC128020  Blepharipappus scaber Gladys L. Smith 1976-6-7 4575 Plumas vernal pool alongside Rte. A23 about 6 miles north of Sierra Co and just before road to Hot Springs 1524 Comment
  UCD114120  Boechera Robert E. Preston 1982-4-29 271 Plumas Hwy 70, n side of Chips Cr. 656 Comment
  CHSC41272  Boechera arcuata J. D. Jokerst 1984-5-14 2011 Plumas SE of Genesee Valley, S of Ward Cr. 1463 Comment
  CHSC43809  Boechera breweri subsp. breweri Lowell Ahart 1977-6-21 1439 Plumas On the floor of the hydraulic mine at Turkeytown, about 15 miles north-east of La Porte. 1828 Comment
  CHSC61716  Boechera howellii Vernon H. Oswald; Lowell Ahart 1993-8-25 5876 Plumas Lassen Volcanic National Park. W side of the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. 2057 Comment
  CAS-BOT-BC14258  Boechera pinetorum A. A. Heller; P. B. Kennedy 1907-7-3 8713 Plumas Hills above Red Clover valley. Comment
  CAS-BOT-BC25410  Boechera retrofracta John Thomas Howell; Gordon H. True 1969-6-23 45835 Plumas SIerra Nevada. On Middel Fork of Feather River at Nelson Point. 1249 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
  CHSC42024  Boechera suffrutescens Lowell Ahart 1986-7-8 5356 Plumas Near cliffs, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  RSA233764  Boisduvalia glabella Robert F. Thorne, C. W. Tilforth 1969-9-6 39244 Plumas Along Feather River 1 mi. SW of Beckwourth 1357 Comment
  UCD136847  Botrychium multifidum Dean W. Taylor; Dennis W. Stevenson, Rexford E. Palmer 1974-10-1 s.n. Plumas Along trail 1/2 mile north of Grass Lake. Comment
  CDA11930  Boykinia major G. F. Hrusa, J. Dinsdale 1989-6-27 7222 Plumas Sierra Nevada; Tributary entering Bucks Lake at N end. Comment
  UCD149880  Brasenia schreberi William Anderson 1964-10-3 s.n. Plumas Butterfly Valley. Comment
  CAS-BOT-BC106231  Brickellia californica John Thomas Howell 1961-9-23 36895 Plumas Engel Mine [Englemine] - Sierra Nevada 1097 Comment
  CHSC117560  Brickellia greenei Lowell Ahart 2016-7-9 21091 Plumas Steep slope on the south side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam 1857 Comment
  CAS-BOT-BC148715  Bromus carinatus var. marginatus John Thomas Howell 1955-7-19 30756 Plumas Sierra Nevada. Beckwourth. 1493 Comment
  CDA13941  Bromus ciliatus G. F. Hrusa 1997-6-26 13879 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-BC155968  Bromus commutatus M. S. Taylor 1982-7-8 4805 Plumas South side of Feather River, ca. 1 mile southwest of Sagebrush Scrub on Rameli Ranch, ca. 0.25 mile east of Calpine Road (109). 1487 Comment
  CAS-BOT-BC155800  Bromus diandrus Javier Penalosa 1962-6-19 2504 Plumas Highway 40-89, +-6.2 miles east of Quincy. 1097 Comment
  OBI3369  Bromus diandrus Lewis S. Rose 1968-6-10 68086 Plumas Quincy 1036 Comment
  CHSC69485  Bromus inermis subsp. inermis James D. Jokerst 1985-6-10 2395 Plumas Indian Creek Small Hydro Survey. Adjacent to Hwy. 70 at diversion ca. 1 mi NE of Indian Falls. 1036 Comment
  JEPS119959  Bromus japonicus Lowell Ahart 2012-7-1 18258 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. Comment
  POM198347  Bromus japonicus H. S. Yates 1913-6-24 s.n. Plumas Massack 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
  JEPS107633  Bromus orcuttianus Lowell Ahart, Josephine Guardino 2005-8-9 12268 Plumas Meadow near forest edge, north of a small drainage that runs into Fant Creek, about 200 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
  SJSU5731  Bromus orcuttianus Lewis S. Rose 1967-7-10 67152 Plumas Butterfly Valley 3 mi W of Keddie 1097 Comment
  UCD59059  Bromus orcuttianus L. Whitney 1935-6-24 s.n. Plumas Ashurst Mt. Comment
  UCD59263  Bromus orcuttianus James I. Mallory 1969-8-21 359 Plumas 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  CAS-BOT-BC161636  Bromus sterilis John Thomas Howell; Gordon H. True 1968-6-10 44556 Plumas Sierra Nevada. Quincy. Along railroad. 1036 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-BC185648  Bromus tectorum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2084 Plumas Butterfly Botanical Area and Vicinity. Area near spring. 1127 Comment
  CDA12088  Bromus tectorum G. F. Hrusa, G. L. Webster 1989-5-1 7021 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  CHSC55636  Bromus tectorum K. R. Stern 1985-6-25 8294 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC46625  Calamagrostis canadensis V. Oswald; L. Ahart, L. Hanson 1989-7-31 3905 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 air mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. Bog. 1670 Comment
  CHSC65875  Calamagrostis canadensis L. P. Janeway 1995-10-25 4946 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, south-east side of Grass Lake. 1920 Comment
  CAS-BOT-BC85763  Calocedrus decurrens W. R. Dudley 1909-8-1 s.n. Plumas Sierra Valley Comment
  CHSC102058  Calocedrus decurrens Lowell Ahart; John Dittes 2009-7-15 16085 Plumas On dry rocky soil, 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-BC490274  Calochortus leichtlinii Anna Head 1920-7-25 s.n. Plumas Feather River region Comment
  RSA122279  Calochortus leichtlinii E. Sawyer 1935-6-4 70 Plumas 3.25 miles southeast of Beckwith Butte 1585 Comment
  CAS-BOT-BC483474  Calochortus minimus Marion Ownbey; Ruth P. Ownbey 1938-7-14 1740 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor 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
  CHSC82360  Calochortus nudus Lowell Ahart 2002-7-6 9847 Plumas In small meadows, about 50 yards north of the gravel road, near a small branch of Coldwater Creek, about 3/4 mile southwest of Grizzly Mountain, about 2 miles (air) southwest of Haskins Valley and Bucks Lake. 1844 Comment
  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
  CAS-BOT-BC493423  Calochortus nudus G. D. Barbe; T. C. Fuller; John Thomas Howell 1981-7-26 54393 Plumas 0.3 miles southwest of Buks Summit on road to Buks Lake 1645 Comment
  CHSC61595  Calochortus venustus Aurthur C. Barrett 1918-7-8 9 Plumas Indian Creek, near Lone Rock Cr. 1645 Comment
  SD7979  Caltha howellii Mrs. R. M. Austin 1880-1 Plumas Mt. Dyer, Big Meadows Comment
  CHSC4593  Caltha leptosepala var. biflora C. Glascock 1965-6-12 438 Plumas In meadow ca. 20 ft. from the 'Hutchin's Cabin' ca. 1/2 mi. from the n shore of Buck's Lake (ca. 3/4 mi. from dam). Comment
  SEINET10475213  Calycadenia truncata Mary Susan Taylor 1981-8-31 Taylor 4250 Plumas California: T22N R13E sw 1/4 sec 22. Sierra City NE quad. Headwaters of Calf Pasture Creek, ca. 4 mi E of Clio. Plumas County. 5600 ft. 1707 Comment
  CAS-BOT-BC271529  Calycadenia truncata subsp. truncata P. Monnet 1913-8-1 9511 Plumas Big Bar, Sierra Nevada Comment
  JEPS122183  Calyptridium monospermum Lowell Ahart 2014-8-26 19781 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UC1136659  Calyptridium monospermum D. Axelrod 1934-6-9 34 Plumas 2 mi nw of Lexington Hill (Plumas National Forest); Plumas National Forest 1767 Comment
  UC569762  Calyptridium monospermum F. W. Embree 1934-6-22 119 Plumas 6 mi sw of Buck's Ranch (Oroville - Quincy road) 1615 Comment
  SEINET186893  Calyptridium umbellatum S. Gessel 1940-5-26 Plumas Silver Lake Comment
  CHSC82602  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2001-7-3 7257 Plumas Northern High Sierra Nevada. Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek. 1567 Comment
  JEPS31599  Calystegia malacophylla subsp. malacophylla W. L. Jepson 1924-7-24 10636 Plumas Meadow Valley 914 Comment
  RSA0028270  Calystegia occidentalis subsp. occidentalis Barbara Ertter 1990-5-14 8989 Plumas Hwy. 70 along Feather River ca. 8 air miles NW of Quincy, N side of hwy at jct of Twain Store road. 915 Comment
  JEPS109989  Calystegia occidentalis subsp. tomentella Dean W. Taylor 2006-6-29 19557 Plumas Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201) 975 Comment
  RSA122814  Calystegia occidentalis var. tomentella C. G. Albertus 1935-7-20 208 Plumas 1.5 miles S.W. of Lava Peak. 1311 Comment
  CAS-BOT-BC496987  Camassia leichtlinii subsp. suksdorfii Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1575 Plumas Fern Glen 1112 Comment
  CAS-BOT-BC497563  Camassia quamash subsp. breviflora Elmer I. Applegate 1929-6-21 5810 Plumas Drakesbad, Warner Valley, Mt. Lassen region Comment
  RSA641466  Camelina microcarpa Michael A. Vincent 1999-6-7 8544 Plumas Plumas National Forest; Beckwourth Ranger district along Route A23, just south of Route 70, SW of Beckwourth. Comment
  CAS-BOT-BC160840  Camissonia tanacetifolia subsp. quadriperforata Mrs. H. C. Cantelow 1941-5-20 s.n. Plumas 1.7 miles n.e. of Vinton School on road to Frenchman Creek 1524 Comment
  JEPS115083  Campanula prenanthoides Lowell Ahart, John Dittes 2009-7-13 16051 Plumas On dry soil, on the west 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
  JEPS11845  Campanula prenanthoides John Thomas Howell 1926-7-31 2178 Plumas near Prattville 1463 Comment
  SEINET10462852  Campanula prenanthoides Donald E. Brink, L. M. Mayer 1975-7-3 Brink s.n. Plumas BUCK'S LACK FOREST SERVICE SURVEY. T24N R6E SECT. 26 Comment
  SEINET10463210  Campanula prenanthoides Rose 1966-7-26 Rose 66059 Plumas Butterfly Valley, 3 mi W of Keddie, dry open woods 3500'. Comment
  SEINET10905901  Campanula prenanthoides Willis L. Jepson 1929-7-29 Jepson 19274 Plumas Spring Hill Trail, Meadow Valley 1219 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
  SEINET215292 Image available Campanula prenanthoides James I Mallory 1969-8-21 349 Plumas Plumas National Forest ; 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of LaPorte. 1524 Comment
  UC1523719  Campanula prenanthoides Gary Schoolcraft 1982-8-2 841 Plumas w Crescent Mills 1371 Comment
  CAS-BOT-BC37826  Cardamine nuttallii Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1865 Plumas Butterfly Botanical Area and Vicinity. West of Pond Reservoir. 1066 Comment
  CHSC67352  Cardamine pachystigma James D. Jokerst 1984-4-25 1987 Plumas Big Grizzly Hydro Project. Ca. 1/8 mi W of N. Fork Feather River. 914 Comment
  CAS-BOT-BC38098  Cardamine pachystigma M. S. Taylor 1982-5-13 4441 Plumas Ca. 500 yards south of Spanish Creek-Bucks Lake Road at its junction with Deans Valley Road (24N29). 1158 Comment
  CHSC36857  Carex amplifolia M. S. Taylor 1982-8-9 4947 Plumas Around spring at jct of rd 26N17Y and Pliocene Creek, ca. 1 mi nw of Rattlesnake Hill, ca. 2 mi s of Canyon Dam. 1645 Comment
  CHSC52742  Carex amplifolia Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  CHSC116393  Carex angustata Sara M. Taylor; Scott Batiuk 2012-9-12 73 Plumas Plumas National Forest. Slope Fen. Take Mile High Rd (off of Bucks Lake Rd) going north, pass Mill Creek Campground and get onto dirt Rd 24N33 to Mill Creek trailhead. Walk ~1.5 miles north and then east 3/4 mile to meadow. UTM zone 10, 4424057N, 655718E. 1987 Comment
  CHSC101849  Carex athrostachya Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15879 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line. 1374 Comment
  CHSC63482  Carex athrostachya Lowell Ahart 1994-7-22 7500 Plumas Log landing, along the north side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. 1981 Comment
  CHSC96864  Carex athrostachya Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14031 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  JEPS113803  Carex athrostachya Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14031 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  CDA33020  Carex athrostachya G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3151 Plumas Long Valley, 0.4 mile south of junction of Dixie Canyon-Round Valley and Canyon Dam Roads, at Maxwell Mine Road. Comment
  CAS-BOT-BC19137  Carex aurea Lewis S. Rose 1967-7-10 67150 Plumas 3 miles west of Keddie. Butterfly Valley. 1097 Comment
  CHSC43004  Carex aurea L. P. Janeway; B. Castro 1987-7-17 2487 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. 1584 Comment
  CDA17788  Carex aurea G. D. Barbe, T. C. Fuller 1982-6-17 3859 Plumas Frenchman Lake Region; 2 miles N of Turkey Point Fishing Access; 1706 Comment
  CHSC67857  Carex bolanderi James D. Jokerst 1985-6-10 2408 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  SEINET11630161  Carex bolanderi Unknown June 8-19eo [sic] s.n. Plumas no further locality Comment
  JEPS115795  Carex brainerdii Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15861 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  JEPS95366  Carex brainerdii Lowell Ahart 1994-6-29 7419 Plumas about 1/2 mi S of Bucks Lake (W of a poor logging road) 1828 Comment
  SEINET3909297  Carex brainerdii Lewis S. Rose 1967-6-12 67109 Plumas Butterfly Valley, ca. 3 mi. W. of Keddie.; 0 1219 Comment
  SEINET10752412  Carex brainerdii Lewis S. Rose 1969-6-23 Rose 69043 Plumas 8 mi, SW of Quincy. La Porte Road. 1311 Comment
  CAS-BOT-BC20088  Carex echinata Lowell Ahart 1979-8-16 s.n. Plumas East of Ohio Ravine. 1700 Comment
  CHSC94112  Carex echinata subsp. echinata Lowell Ahart 2006-7-9 12916 Plumas Small bog or wet meadow, below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir. 1648 Comment
  CDA13856  Carex feta G. F. Hrusa, T. D. Wilfred 1996-8-2 13464 Plumas Sierra Nevada; Volcanic slopes on E side of Fells Creek immed. upstream from USFS 23N22 crossing. Clumped individual at base of boulder in now dry wash; site clearly wet earlier in season. Open. 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
  OBI6447  Carex feta Lewis S. Rose 1967-7-9 67145 Plumas Quincy 1036 Comment
  UCD140302  Carex feta G. Douglas Barbe; T. C. Fuller 1982-6-14 3689 Plumas west end of Quincy, Hwy 70 and Lawrence St. at Chevron Station. 1036 Comment
  CAS-BOT-BC20693  Carex fracta John Thomas Howell 1960-7-19 35676 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC103120  Carex fracta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16106 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CAS-BOT-BC22285  Carex hassei John Thomas Howell 1960-7-18 35508 Plumas Drakesbad. 1828 Comment
  CAS-BOT-BC21970  Carex heteroneura John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54117 Plumas 10.6 miles northeast of La Porte on road to Quincy. 1889 Comment
  HSC89353  Carex heteroneura L. P. Janeway 1989-7-12 3481 Plumas Along Jackson Creek, FS Rd. 23N11 2.3 mi. from Hwy. 70/89 then 2.2 mi. on FS Rd. 23N48 into Jackson Creek 1784 Comment
  CHSC92289  Carex heteroneura var. heteroneura Lowell Ahart; Josephine Guardino 2005-8-10 12320 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CHSC53523  Carex hoodii L. P. Janeway 1989-7-12 3482 Plumas Plumas National Forest. Along Jackson Cr; rd 23N11 2.3 mi from Hwy 70/89, then 2.2 mi on rd 23N48 into Jackson Cr. 1783 Comment
  SEINET7562361 Image available Carex infirminervia George W. Gillet 1957-7-13 748 Plumas Lassen Volcanic National Park. Near trip up the Flatiron from Drakesbad, near juncture of Devile Kitchen and Bench Lake trails. 1859 Comment
  CAS-BOT-BC7743  Carex integra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54167 Plumas 3.25 miles west of Round Valley Reservoir dam. 1633 Comment
  CHSC63291  Carex integra Lowell Ahart 1994-6-15 7343 Plumas About 200 yards east of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  CHSC92297  Carex integra Lowell Ahart; Josephine Guardino 2005-8-9 12271 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CAS-BOT-BC7744  Carex integra L. P. Janeway 1991-7-23 4096 Plumas McRae Meadow, upper end of East Nelson Creek. 1905 Comment
  CAS-BOT-BC65493  Carex jonesii L. P. Janeway 1995-8-4 4888 Plumas About 1.4 mi NNE of Dixie Mountain Lookout. Springy meadow between Lookout Creek and Road 25N03. 2026 Comment
  UCD140409  Carex jonesii John Thomas Howell 1960-7-22 35877 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CDA33094  Carex jonesii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3318 Plumas 2.8 miles north-northeast of the Engle Mine town-site on the Diamond Mountain Road, between the road and Lights Creek. Comment
  CHSC110175  Carex lasiocarpa Peter F. Zika; Barbara Wilson, J. Belsher-Howe 2011-8-2 25700 Plumas SW end of Pond Reservoir on Butterfly Creek, Butterfly Valley, northern Sierra Nevada Highlands (n SNH). 1165 Comment
  SEINET10916825  Carex lasiocarpa Oswald 1990-6-22 OSWALD 4314 Plumas T29N R6E sw/sw/s6, Red Fir Forest. Domingo Lake, ca. 0.5 mi south of Willow Lake ca. 9 mi (air) northwest of Chester. Common rhizomatous sedge in 3-4 dm of water on the north side of the lake. 1768 Comment
  CAS-BOT-BC31150  Carex lemmonii Lowell Ahart 1966-6-18 1346 Plumas In a bog 100 m east of Ohio Ravine. 518 Comment
  CHSC42824  Carex lemmonii L. P. Janeway 1987-6-20 2283 Plumas Ravine on N side of S Branch Middle Fk Feather R below Whiskey Hill. 1158 Comment
  CHSC43006  Carex lemmonii L. P. Janeway; B. Castro 1987-7-17 2488 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. 1584 Comment
  CHSC43521  Carex lemmonii Lowell Ahart 1979-8-16 2016 Plumas Small bog, about 100 yards east of Ohio Ravine and the dirt road, about 2 1/2 miles south of Grizzly Mountain. 1584 Comment
  JEPS106375  Carex lemmonii Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11156 Plumas Edge of a small seep, 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
  SJSU6922  Carex lemmonii C. W. Sharsmith 1975-6-18 8228 Plumas Butterfly Valley, c. 3 mi SW of Keddie 1066 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
  CHSC47142  Carex lenticularis var. impressa Henricus Jansen 1989-6-22 Plumas Soldier Creek. 1371 Comment
  SEINET7564600 Image available Carex lenticularis var. impressa Lowell Ahart 2003-7-18 10433 Plumas On the east side of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1753 Comment
  CHSC58526  Carex lenticularis var. lipocarpa Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5041 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  SEINET11634877  Carex lenticularis var. lipocarpa Unknown 1985-1 5101 Plumas about 4.5 mi NE of La Porte, Little Grass Valley Reservoir, where South Fork of Feather River flows 1585 Comment
  CAS-BOT-BC31520  Carex limosa V. Oswald; Lowell Ahart 1988-8-4 3678 Plumas Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic Natl Park 1676 Comment
  CAS-BOT-BC31638  Carex luzulina var. ablata George Wilson Gillett 1957-7-19 854 Plumas Near trail above the Devils Kitchen, just beyond very large spring. 2057 Comment
  JEPS104625  Carex mendocinensis Lowell Ahart 2000-5-21 8381 Plumas W side of Caribou Road, about 4 mi (air) NE of Belden 853 Comment
  CAS-BOT-BC119852  Carex nebrascensis Fred Sommers 1976-7-6 121 Plumas Sierra Valley Marsh. From edge of roadside ditch along Dyson Lane. 1524 Comment
  CHSC92300  Carex nebrascensis Lowell Ahart; Josephine Guardino 2005-8-9 12255 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
  CDA33122  Carex nudata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3313 Plumas 2.8 miles north-northeast of the Engle Mine town-site on the Diamond Mountain Road, between the road and Lights Creek. Comment
  SEINET4292062 Image available Carex pachycarpa Unknown 2003-1 7910 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. Reading Peak 7.5' quad. Comment
  UC1561807  Carex pachycarpa Barbara Ertter with Gary Schoolcraft 1987-6-17 7204 Plumas ca. 1.5 air mi n Chester 1371 Comment
  CHSC118837  Carex pachycarpa Chelsea Morgan 2016-8-4 2016040 Plumas Lassen National Forest. Location north of Snow Mountain, and south of Humbug Summit Road. UTM 633772 E, 4436830 N, NAD 83 Zone 10 North. 1930 Comment
  UCD140715  Carex pachystachya John Thomas Howell 1960-7-23 35958 B Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC118718  Carex pellita Wendy Boes 2014-7-16 2014 006 B Plumas Wetland above Gray Eagle Lodge, Lakes Basin, Plumas National Forest. UTM 700074 E, 4399690 N, NAD83, Zone 10N. 2109 Comment
  CAS-BOT-BC118611  Carex raynoldsii E. K. Balls 1950-9-1 15613 Plumas East of Long Lake in meadow leading down to smaller lakes, Southern county 2133 Comment
  UCD108012  Carex raynoldsii Tim Kuhn 2006-7-10 61 Plumas on Plumas NF forest service road 107407. Comment
  CHSC77068  Carex rossii G. Douglas Barbe; T. C. Fuller 1982-6-16 3796 Plumas Plumas National Forest. Meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  JEPS95369  Carex rossii Lowell Ahart 1994-7-7 7470 Plumas SW side of Pacific Crest Trail, S of a poor dirt road, E of the weather station, 1/2 air mile W of Pilot Peak, about 3/4 mi E of Quincy--La Porte Road 1981 Comment
  SBBG126104  Carex scabriuscula L. Ahart 2012-6-1 18262 Plumas E side of dirt rd to large pipe, ca 0.25 mi E of Caribou Rd, ca 3.5 mi NE of Belden 807 Comment
  CHSC70774  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
  CAS-BOT-BC117776  Carex specifica Robert Fiske Griggs 1975-6-1 316 Plumas Bucks Lake Area. Comment
  CAS-BOT-BC20694  Carex specifica John Thomas Howell 1960-7-22 35909 Plumas Lassen Volcanic National Park. Devils Kitchen to Drakesbad. 1828 Comment
  SEINET4290223  Carex specifica L. Ahart, Dittes, J; Guardino, J 2009-1 16207 Plumas South side of Forest Road 26N67F3, 1.2 miles (Air) northeast, of Rush Creek Hill, 2.6 miles (air) east- southeast of Caribou Powerhouse. Comment
  JEPS49037  Carex spectabilis Leland S. Smith 1927-8-10 2192 Plumas w end Gold Lake Tahoe National Forest, Gold Lake 2133 Comment
  RSA189377  Carex stipata L. S. Rose 1967-7-9 67144 Plumas Quincy. 1037 Comment
  UC1778650  Carex stipata var. stipata G. Douglas Barbe, T. C. Fuller 1982-6-14 3688 Plumas The Quincy Region. W end of Quincy, Hwy 70 and Lawrence St. at Chevron station. 1036 Comment
  CHSC101843  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
  CHSC109869  Carex subfusca L. P. Janeway 2012-7-7 10950 Plumas Northern High Sierra Nevada. Plumas National Forest; 200 m south of Cedar Flat. 1721 Comment
  OBI2941  Carex subfusca Lewis S. Rose 1968-6-10 68085 Plumas Quincy 1036 Comment
  SEINET4292079 Image available Carex subfusca Unknown 2004-1 11313 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown,about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air)ortheast of LaPorte. Red Fir Forest. Comment
  SEINET8573943 Image available Carex subfusca L. Janeway, Castro, B 2009-1 9853 Plumas Comment
  CAS-BOT-BC115994  Carex subfusca Clare B. Hardham 1970-8-8 17716 Plumas Road to Thompson Peak. 2286 Comment
  JEPS28348  Carex utriculata George W. Gillett 1957-7-18 837 Plumas marsh on n end of Willow Lake Lassen Volcanic National Park, Willow Lake 1661 Comment
  UCD140974  Carex vesicaria John Thomas Howell 1960-7-19 35626 Plumas Drakesbad. Lassen Volcanic National Park. 1676 Comment
  CAS-BOT-BC115152  Carex vesicaria Lowell Ahart 1980-10-6 2661 Plumas Lake, 1/2 mi W of Fowler Pk. 1700 Comment
  CAS-BOT-BC115153  Carex vesicaria Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1411 Plumas Ca 100 yds NW of Pond reservoir. Butterfly Botanical Area. 1097 Comment
  CDA13407  Carex whitneyi G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13256 Plumas Sierra Nevada; Near upper ridge above headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC96321  Carex whitneyi L. P. Janeway; B. Castro 2006-9-9 8877 Plumas High Cascade Range. Near end of Road 29N02Y, 0.8 km southwest of confluence of Panther Creek and North Arm Rice Creek; 1.2 km northeast of Blue Lake. 1932 Comment
  SEINET7580522 Image available Carex whitneyi L. P. Janeway 2003-7-19 7911 Plumas Reading Peak 7.5' quad, High Cascade Range, at the end-of-the-road trailhead parking for trail to Little Willow Lake, 200 m southeast of Little Willow Lake. 1853 Comment
  UCD140981  Carex whitneyi John Thomas Howell 20-23 Jun 1977 52407 Plumas On the peninsula of Lake Almanor. 1371 Comment
  CAS-BOT-BC114939  Carex whitneyi Mrs. H. C. Cantelow 1938-7-4 2278 Plumas Meadow at Drakesbad. Comment
  CAS-BOT-BC65494  Carex whitneyi L. P. Janeway 1995-8-24 4901 Plumas Top of ridge, divide between Willow Creek and Freeman Creek; about 1.3 mi WSW of Smith Peak. 2042 Comment
  UC1120934  Cassiope mertensiana subsp. californica C. W. Hanks 1934-9-6 68 Plumas Top of Dixie Mtn. 2438 Comment
  CAS-BOT-BC249012  Castilleja F. Thos. Griggs 1975-1-1 308 Plumas Bucks Lake area Comment
  CHSC116107  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-7-4 20291 Plumas On the north side of the paved road, about 1 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 2 1/2 miles (air) north of Little Grass Valley Reservoir dam. 1720 Comment
  CHSC55412  Castilleja applegatei subsp. pinetorum Ben Cunningham 1991-4-20 12 Plumas Ca 0.7 mi south of De Sabla and 30 ft west of Highway 70, 36 mi south of Greenville. 609 Comment
  UC1031229  Castilleja applegatei subsp. pinetorum A. Lewis 1934-6-12 479 Plumas Little Grass Valley; Plumas National Forest, Downieville Quad. 1524 Comment
  CHSC21672  Castilleja arachnoidea D. Brink 1975-7-6 Plumas Ravine at NW end of Mud Lake. Comment
  JEPS95395  Castilleja arachnoidea Lowell Ahart 1994-7-20 7479 Plumas N of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna 1981 Comment
  SEINET13737583  Castilleja campestris W. Harnach, N. Harnach 1990-5-27 326 Plumas Sierra Valley, Harriot Lane, one mile S of Dyson Lane. Comment
  UC886450  Castilleja campestris subsp. campestris Mrs. A. L. Coombs 1906-1 Plumas Prattville Comment
  SEINET14058557  Castilleja linariifolia K. Burnstad 1974-9-14 s.n. Plumas Plumas NF, Nelson Creek. 1981 Comment
  SEINET10832395  Castilleja miniata Mary Susan Taylor 1981-8-20 Taylor 4231 Plumas California: T27N R8E sw1/4 of sw1/4 sec 36. Almanor NE quad. S side of Fox Road (27N92) at jct with creek, ca. 2 mi SE of Canyon Dam. Plumas County. 5000 ft. 1524 Comment
  UC1063335  Castilleja miniata G. T. Nordstrom 1934-7-2 162 Plumas 1.5 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1584 Comment
  UC577662  Castilleja miniata F. W. Embree 1934-6-6 74 Plumas s slope Buck Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  JEPS8019  Castilleja miniata Rimo Bacigalupi with Lawrence R. Heckard 1951-8-7 3478 Plumas 4.5 mi e of and below Drakesbad Resort (in Warner Creek Canyon); Warner Creek Canyon 1584 Comment
  RSA7882  Castilleja miniata H. A. Barker 1927-7-6 784 Plumas Indian Head Peak, Gold Lake. 2073 Comment
  CAS-BOT-BC241044  Castilleja pilosa Lowell Ahart 1981-7-21 2954 Plumas Buzzards Roost Ridge, north of Pilot Pk. 2000 Comment
  CHSC37290  Castilleja pilosa M. S. Taylor 1982-5-28 4558 Plumas Squaw Valley at jct of 26N70 and 28N01, ca. 16 mi s of Milford. 1706 Comment
  SEINET14152644  Castilleja pilosa M. J. Williams, L. Wise 1976-1 76- 22 -1 Plumas Near Nervino Areo Service, E of Beckwourth. 1524 Comment
  CHSC102639  Castilleja tenuis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16135 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC43515  Castilleja tenuis Lowell Ahart 1977-7-9 1451 Plumas In a small mountain meadow, along the South Fork of the Feather River, about 1/2 mile north of the Feather Fork Mine, about 6 miles north of La Porte. 1676 Comment
  JEPS29553  Castilleja tenuis John Thomas Howell 1960-7-18 35517 Plumas Drakesbad; Lassen Volcanic National Park 1676 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
  UC673470  Castilleja tenuis H. L. Mason 1924-6-26 1094 Plumas near Blairsden Comment
  SJSU14297  Castilleja tenuis N. A. Hopkins 1989-6-7 1516 Plumas Squaw Valley 1706 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
  CHSC20752  Ceanothus cordulatus K. R. Stern 1975-7-23 5896 Plumas W shore Lake Almanor. 1371 Comment
  CHSC21087  Ceanothus cordulatus F. T. Griggs; A. Pass 1975-7-2 52 Plumas Buck's Lake Forest Service Survey. Comment
  SD7231  Ceanothus cordulatus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  UC1070952  Ceanothus cordulatus C. G. Albertus 1935-7-22 224 Plumas 3 3/4 mi sw Lovejoys; Downieville quad, Plumas Nat. For. 1767 Comment
  CAS-BOT-BC50764  Ceanothus integerrimus C. R. Quick 1947-7-30 47 -69 Plumas Bit Bar Mt. 1249 Comment
  CAS-BOT-BC50772  Ceanothus integerrimus Lewis S. Rose 1967-7-10 67153 Plumas Butterfly Valley, 3 mi. w. of Keddie 1097 Comment
  JEPS103362  Ceanothus integerrimus Lowell Ahart 2002-7-6 9844 Plumas On the W side of the dirt road and E of the large meadow, on Rock Island Ridge, ca 3/4 mile SE of Soapstone Hill and the Oroville Quincy Highway, ca 1 1/2 miles (air) NE of Four Trees. 1611 Comment
  UC1070789  Ceanothus integerrimus G. T. Nordstrom 1934-7-9 205 Plumas 1.25 mi se Mt. Ararat; Bidwell Bar quad., Plumas Nat. For. 1584 Comment
  UCD111954  Ceanothus integerrimus Collector unknown Date unknown s.n. Plumas location unknown. Comment
  SEINET10837533  Ceanothus integerrimus var. californicus Mary Susan Taylor 1982-5-23 Taylor 4508 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  UC79984  Ceanothus lemmonii J. G. Lemmon 1874-1 Plumas 5 mi s Quincy; American Valley Comment
  CAS-BOT-BC52062  Ceanothus prostratus Rimo Bacigalupi 1927-7-7 1649 Plumas between Gray Eagle Valley and Long Lake Comment
  CHSC20735  Ceanothus prostratus K. R. Stern 1975-7-23 5903 Plumas NW shore of Lake Almanor. 1371 Comment
  JEPS48725  Ceanothus prostratus John W. Duffield 1937-5-23 Plumas rd to Bear Creek Ranger Station Comment
  LA44962  Ceanothus prostratus Carl Epling; William Robison 1935-7-15 sn Plumas Chester 1219 Comment
  UCD23355  Ceanothus prostratus E. W. Jameson 1949-4-25 s.n. Plumas Expt. Station, 4 mi. north of Quincy. 1066 Comment
  SBBG33989  Ceanothus prostratus var. prostratus L. S. Rose 1969-6-24 Plumas 5 mi W of Keddie, Butterfly Valley 1036 Comment
  CHSC46654  Ceanothus velutinus Lowell Ahart 1989-7-2 6345 Plumas On the north-west side of Pilot Peak, about 10 miles north-east of La Porte. 2194 Comment
  UC1071474  Ceanothus velutinus F. W. Embree 1934-6-6 80 Plumas 1 mi s, 0.25 mi w Rutherford; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CAS-BOT-BC63192  Ceanothus velutinus var. velutinus Lowell Ahart 1989-7-2 6345 Plumas On the nw. side of Pilot Peak, about 10 mi. ne. of La Porte. 2194 Comment
  CDA7012  Centaurea babylonica F. H. Surber 1972-8-7 Plumas County Hospital, Quincy. 0 Comment
  CAS-BOT-BC277217  Centaurea solstitialis John Thomas Howell 1959-9-24 34906 Plumas Crescent Mills 1066 Comment
  CHSC80800  Centaurea stoebe subsp. micranthos Lowell Ahart; Vernon H. Oswald 2001-7-11 8887 Plumas On the south side of Highway 89, west of the spillway on the dam at Lake Almanor. 1374 Comment
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Aug 21 2017
  RSA52919  Ceratophyllum demersum R. Weatherby 1950-7-21 1479 Plumas Feather River Canyon, near Twain. Chain Bar Resort. Comment
  RSA405411  Cercis occidentalis Bonnie C. Templeton 1967-4-24 s.n. Plumas Feather River Canyon, near Storrie Comment
  UC1127908  Cercocarpus ledifolius var. ledifolius E. Sawyer 1935-5-21 17 Plumas 2 mi e of Beckwith Butte 1706 Comment
  CAS-BOT-BC276733  Chaenactis douglasii var. douglasii John Thomas Howell 1951-6-29 27749 Plumas Spring Garden Creek 1158 Comment
  CHSC63447  Chaenactis douglasii var. douglasii Lowell Ahart 1994-7-20 7474 Plumas Plumas/Sierra counties. On both sides of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  CAS-BOT-BC276732  Chaenactis douglasii var. douglasii Alice Eastwood 1927-6-1 s.n. Plumas On road from Chilcoot, United States Forest Reserve Comment
  UC614644  Chaenactis douglasii var. douglasii L. Constance 1938-6-9 2311 Plumas 7.3 mi s Quincy; Middle Fork of the Feather River 1219 Comment
  CHSC97539  Chamaesaracha nana Lowell Ahart; John Dittes 2007-6-16 14135 Plumas West of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS113640  Chamaesaracha nana Lowell Ahart, John Dittes 2007-6-16 14135 Plumas West of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CHSC113904  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2014-8-24 19757 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
  JEPS39314  Chamerion angustifolium subsp. circumvagum Ralph H. Platt 1891-1 Plumas near Big Mdws.; the Sierras Comment
  UC1242065  Cheilanthes gracillima Don Branscomb 1958-7-19 Plumas ne of Lake Basin Recreation Area; Eureka Peak area Comment
  RSA718528  Chenopodium album L. Ahart 2006-10-23 13471 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mi northeast of Scales Road, about 5.5 miles (air) NE of Strawberry Valley. 1282 Comment
  CDA2987  Chenopodium album J. T. Howell 1975-7-2 51343 Plumas Sierra Nevada; Quincy. Comment
  CDA15912  Chenopodium atrovirens B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Above upper Bull Run Creek off USFS 23N12E. Comment
  CHSC58187  Chenopodium atrovirens Vernon H. Oswald; Lowell Ahart 1992-6-22 5007 Plumas Lassen Volcanic National Park. Willow Lake-Terminal Trail just W of Hot Springs Creek. 1658 Comment
  UC1136367  Chenopodium atrovirens C. W. Hanks 1934-8-13 43 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  UCSB64025  Chenopodium simplex Ahart, Lowell 1974-7-30 Plumas About 100 yards west of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte 1828 Comment
  CAS-BOT-BC451428  Chimaphila menziesii Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1969-6-24 2635 Plumas Butterfly Botanical Area and vicinity: Fern Glen 1066 Comment
  CHSC56577  Chimaphila menziesii L. P. Janeway 1984-7-13 917 Plumas Near Grizzly Creek Campground (southwest of Bucks Lake). 1584 Comment
  CHSC33737  Chimaphila umbellata M. S. Taylor; M. Foster 1981-7-14 4014 Plumas Saddle at head of Bullfrog Ravine, both sides of 26N18. Ca. 3 air mi nw of Indian Falls. 1645 Comment
  UC1120954  Chimaphila umbellata C. G. Albertus 1935-8-15 269 Plumas 1 mi. s. Lovejoy; Plumas Nat'l Forest, Downieville Quad. Comment
  CHSC59193  Chrysolepis sempervirens Vernon H. Oswald; Lowell Ahart 1992-9-15 5207 Plumas Lassen Volcanic National Park. Bonte Peak located E of Mt. Harkness and Juniper Lake. On the north side of the mountain. 2164 Comment
  JEPS37667  Chrysolepis sempervirens W. L. Jepson 1939-8-12 19411 Plumas Dixie Mt. Comment
  RSA268931  Chrysolepis sempervirens J. R. Reeder, Charlotte G. Reeder 1972-7-24 5805 Plumas 15 miles NW of Greenville. 1372 Comment
  SEINET10475062  Chrysothamnus nauseosus Mary Susan Taylor 1981-8-19 Taylor 4225 Plumas California: T23N R12E se 1/4 of sw 1/4 sec 14. Blue Nose Mt quad. S side of 23N10, 0.5 mi E of its jct with spur road 23N10G, ca. 5 air mi W of Sloat. Plumas County. 5300 ft. 1615 Comment
  RSA126612  Chrysothamnus nauseosus subsp. albicaulis E. Nourse 1934-8-9 7 Plumas 0.75 mile west of Clermont Hill 1951 Comment
  CAS-BOT-BC100822  Chrysothamnus viscidiflorus subsp. viscidiflorus Lewis S. Rose 1934-7-23 34418 Plumas Chilcoot, Sierra Valley 1522 Comment
  CAS-BOT-BC100823  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1977-8-11 52671 A Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1706 Comment
  UC1777720  Chylismia claviformis subsp. integrior June McCaskill 465 Plumas Lake Almanor region Comment
  CDA19929  Cichorium intybus J. Naughton 2002-7-7 106 Plumas Sierra Nevada; Plumas County Fairgrounds, near Lee Rd. 0 Comment
  SEINET10841114  Circaea alpina subsp. pacifica Mary Susan Taylor 1981-7-13 Taylor 3999 Plumas T24N R15E ne/sw sec 1, Frenchman Lake quad; along Lookout Creek, ca. 2 mi W of its jct with 28N11, ca. 3 air mi NW of N tip of the Lake, ca. 15 air mi N of Chicoot. 6200 ft elev. 1890 Comment
  CAS-BOT-BC289624  Cirsium andersonii Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  SEINET10904931  Cirsium andersonii Mary Susan Taylor 1981-7-21 Taylor 4095 Plumas T25N R11E sw/ne sec 31, Spring Garden quad. In Red Fir Forest disturbed areas, ca. 1/8 mi E of 25N18, ca. 1 mi SE of Taylor Rock, ca. 7 air mi N of Spring Garden. 6600 ft. 2011 Comment
  CHSC97117  Cirsium arvense Lowell Ahart; Josephine Guardino 2007-7-20 14335 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  UC170928  Cirsium arvense H. M. Hall 1912-8-3 9378 Plumas Quincy Sierra Nevada 1066 Comment
  CDA19254  Cirsium cymosum G. D. Barbe, T. C. Fuller 1982-6-17 3807 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CAS-BOT-BC278027  Cirsium cymosum John Thomas Howell; R. C. Barneby 1954-5-14 29554 Plumas Dilleker [Delleker], just west of Portola 1469 Comment
  SDSU3769  Cirsium cymosum R. M. Beauchamp 1965-7-17 Plumas Along Calif. St. Hwy. 32 near Plumas Co. line. Comment
  SEINET10475277  Cirsium cymosum Mary Susan Taylor 1982-6-28 Taylor 4773 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
  CAS-BOT-BC278098  Cirsium douglasii var. breweri Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  UC91724  Cirsium douglasii var. breweri D. C. 1882-7-25 124 Plumas Big Meadows Comment
  CAS-BOT-BC286358  Cirsium scariosum Elizabeth McClintock; Margaret Williams; Wayne Roderick 1968-5-19 s.n. Plumas East of Frenchman Reservoir Comment
  CAS-BOT-BC286360  Cirsium scariosum John Thomas Howell 1951-6-29 27736 Plumas Near Spring Garden Comment
  OBI70535  Cirsium scariosum var. americanum B. Villegas 1999-7-8 Control 990111 Plumas Crystal Point, Frenchman's Lake, 13 mi NE of Chilcoot and hwy 70 Comment
  UC1552746  Clarkia gracilis Frederica Bowcutt 1985-6-6 549 Plumas about 15 air mi ne Quincy (1 mi of Drum Bridge, along Beckwourth Genesee Road) Comment
  CHSC72452  Clarkia lassenensis L. P. Janeway 1995-7-11 4852 Plumas Along Road 24N12 (to Smith Peak) 1.8 mi northwest of Hwy 70; about 4 mi west of Portola. On east side of the road. 1554 Comment
  CHSC28923  Clarkia mildrediae subsp. lutescens L. Hanson 1979-7-23 57 Plumas On Little North Fork Rd, along edge. Comment
  CHSC89901  Clarkia mildrediae subsp. lutescens N. L. Jurjavcic; W. A. Sears 2004-6-27 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Above a trail. 1524 Comment
  CAS-BOT-BC163280  Clarkia mildrediae subsp. mildrediae John Thomas Howell 1967-6-22 42649 Plumas Rock Creek Power House, canyon of the Feather River North Fork Comment
  CAS-BOT-BC163854  Clarkia purpurea subsp. quadrivulnera A. A. Heller; P. B. Kennedy 1907-7-12 8827 Plumas Between Taylorville and Crescent Mills Comment
  UC174729  Clarkia purpurea subsp. quadrivulnera A. A. Heller and P. B. Kennedy 1907-7-12 8827 Plumas between Taylorville and Crescent Mills Comment
  CHSC70752  Clarkia rhomboidea L. P. Janeway 1993-6-30 4408 Plumas Along Hwy 70 2.9 mi southwest of junction with Hwy 89, along East Branch North Fork Feather River. Cutbank. 868 Comment
  JEPS95346  Clarkia rhomboidea Lowell Ahart 1994-7-7 7454 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  UC354492  Clarkia rhomboidea David D. Keck 1928-6-15 444 Plumas 3 mi w Sloat 1310 Comment
  CHSC76317  Clarkia stellata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3207 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek road (to Solomon Saddle). 1584 Comment
  SEINET10951609  Clarkia stellata Barbara J. Ertter, Gary Schoolcraft 1989-7-3 Ertter 8638 Plumas Road to Lone Rock & Red Rock on S side of Diamond Mt. ca 10 airmiles S of Susanville, near Morton Creek crossing, dry roadbank in forest; T28N, R11E, elev ca 6000 feet. 1830 Comment
  CHSC72455  Clarkia unguiculata L. P. Janeway 1998-7-1 5694 Plumas Northwest side of North Fork Feather River and Hwy 70; southeast-facing slope above the road across from Injun Jim School. 621 Comment
  CAS-BOT-BC439098  Claytonia cordifolia David D. Keck 1932-7-3 1700 Plumas Quincy, in the Northern Sierra Nevada. Water supply canyon to the left hand just south of town. 1065 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
  CHSC45388  Claytonia lanceolata Vernon Oswald 1986-6-6 2091 Plumas LaPorte-Quincy Rd. at its jct. with the Pacific Crest Trail. 2011 Comment
  UC83808  Claytonia parviflora subsp. parviflora Mrs. R. M. Austin May 1876 Plumas American Valley Comment
  CAS-BOT-BC443644  Claytonia perfoliata subsp. perfoliata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1928 Plumas Butterfly Botanical Area and Vicinity 1066 Comment
  SEINET10962340  Claytonia rubra Mary Susan Taylor 1981-5-10 Taylor 3674 Plumas T27N R12E se sec 15, Antelope Lake quad. N side of Antelope Lake, ca. 1/4 mi E of Boulder Creek and USFS Work Center, between rd and lake, ca. 20 mi NE of Taylorsville. 5040 ft. 1536 Comment
  CAS-BOT-BC443800  Claytonia rubra subsp. rubra Alice Eastwood 1927-6-11 14478 Plumas United States Forest Reserve. Forest Lodge near Greenville Comment
  CHSC21656  Claytonia rubra subsp. rubra D. Brink; L. Mayer 1975-7-21 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC75524  Claytonia rubra subsp. rubra G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3232 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  JEPS87648  Claytonia rubra subsp. rubra Lowell Ahart 1994-7-7 7465 Plumas about 0.75 air mi s Pilot Peak (n side of Pacific Crest Trail, Plumas and Sierra Counties); Bunker Hill Ridge 2011 Comment
  CHSC112568  Collinsia parviflora B. Castro; L. P. Janeway 2007-6-9 1635 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. In narrow band of dry to fairly moist sagebrush meadow downstream of small rock dam, near E edge of Thompson Creek, ca 300 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 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
  CHSC76071  Collinsia parviflora G. F. Hrusa 1997-5-30 13832 Plumas Sierra Nevada. On E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1340 Comment
  CHSC89314  Collinsia parviflora G. Douglas Barbe; T. C. Fuller 1982-7-16 3763 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  CHSC96895  Collinsia parviflora Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14002 Plumas East side of an open rocky flat, 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS113460  Collinsia parviflora Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14002 Plumas East side of an open rocky flat, 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  RSA0117247  Collinsia parviflora L. P. Janeway, B. Castro 2006-6-4 8671 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  SEINET3840860  Collinsia parviflora G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3829 Plumas South shore of Frenchman Reservoir, 0.4 miles east of Frenchman Dam, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  RSA101730  Collinsia parviflora Frank W. Gould 1938-6-26 447 Plumas 5 miles north of Blairsden. 1372 Comment
  CHSC35956  Collinsia rattanii M. S. Taylor 1982-5-25 4523 Plumas Along n road embankment of 23N12 in McDermott Ravine, Sloat fire area, ca. 3 mi ne of Sloat. 1402 Comment
  CHSC66764  Collomia grandiflora Vernon H. Oswald; Lowell Ahart 1996-8-14 8180 Plumas Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground. In a meadow. 1615 Comment
  RSA59576  Collomia grandiflora Verne Grant, Alva Grant 1950-7-12 8935 Plumas Top of Red Mt. between Susanville and Taylorsville 2043 Comment
  UC972193  Collomia heterophylla Milo S. Baker 1952-5-27 12468 a Plumas Hwy 24 perhaps 20 mi below Belden (drinking fountain on right side of highway); Feather River Canyon Comment
  CHSC58194  Collomia linearis Vernon H. Oswald; Lowell Ahart 1992-6-22 5008 Plumas Lassen Volcanic National Park. Willow Lake-Terminal Geyser Trail just W of Hot Springs Creek. 1658 Comment
  POM161586  Collomia tinctoria R. C. Bacigalupi 1927-7-11 1702 Plumas Grassy Lake Meadows. Golden Lake Region. 1890 Comment
  UC1585859  Collomia tinctoria Barbara Ertter with Gary Schoolcraft 1989-7-3 8643 Plumas ca 1/2 mi below Red Rock Lookout (ca 8 air mi s of Susanville, bare gravel and outcrop between road and cliff) 2133 Comment
  UC908728  Collomia tinctoria Herbert L. Mason 1924-6-18 1061 Plumas on road to Gold Lake from Graeagle 1 mi from Gold Lake Comment
  UCD167396  Collomia tinctoria Eric LoPresti 2014-5-25 30 Plumas Plumas National Forest. Soda Springs Historic Site area. Two years post-burn. Comment
  CHSC54414  Comarum palustre Vernon H. Oswald 1991-7-17 4748 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1828 Comment
  CHSC58196  Comarum palustre Vernon H. Oswald; Lowell Ahart 1992-6-22 5027 Plumas Lassen Volcanic National Park. Small corner of park property on the S side of Warner Valley Rd. between Lee and Kelly camps. Meadow. 1597 Comment
  CAS-BOT-BC286169  Conyza canadensis L. P. Janeway 1992-11-18 4325 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest side of Lake Davis, ca 0.3 mi west of the Bagley Pass Road; at the end of Mosquito Slough Road (24N54Y) 1761 Comment
  CHSC63303  Corallorhiza maculata Lowell Ahart 1994-6-17 7361 Plumas On the west side of Sly Creek, about 100 yards south of the locked gate, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  RSA232645  Corallorhiza maculata Larry E. DeBuhr, Gary D. Wallace 1972-5-21 589 Plumas Plumas National Forest, Butterfly Valley, 1 mile SW of Keddie, along forest road 25N12 at jct with Blackhawk Creek. Comment
  UC1134734  Corallorhiza maculata Beryl O. Schreiber 1938-7-10 2528 Plumas 1/4 mi s U. C. Forestry Camp (near Meadow Valley); Plumas National Forest, Bidwell Bar Quadrangle 1097 Comment
  JEPS48638  Corallorhiza maculata Esther C. Fritz 1933-6-27 Plumas Camp Califorest; woods w of faculty tent, near Schneider Falls trail 1188 Comment
  RSA101417  Corallorhiza maculata R. Weatherby 1955-6-16 1532 Plumas Near Mountain House, above Meadow Valley Mill 1372 Comment
  CHSC21319  Cordylanthus tenuis subsp. tenuis F. T. Griggs; A. Pass 1975-7-30 268 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC62131  Cordylanthus tenuis subsp. tenuis L. P. Janeway 1993-7-28 4475 Plumas Plumas National Forest. Top of ridge on southwest side of South Branch Ward Creek. Along mining access road 3.4 mi southeast of Genesee Valley. 1584 Comment
  OBI9583  Cordylanthus tenuis subsp. tenuis Lewis S. Rose 1966-7-26 66047 Plumas Butterfly Valley, 3 mi W of Keddie 1067 Comment
  SEINET10832350  Cordylanthus tenuis subsp. tenuis Mary Susan Taylor 1981-8-25 Taylor 4240 Plumas California: T25N R7E se1/4 of se1/4 sec 3. Almanor SW quad. Serpentine knoll, just off spur road off Red Hill Road (26N22F), ca. 1 air mi NE of the Lookout, ca. 5 air mi NE of Belden. Plumas County. 5800 ft. 1768 Comment
  CHSC101998  Cordylanthus tenuis subsp. viscidus L. P. Janeway; B. Castro 2009-8-29 9948 Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.6 km south of the Buckhorn survey monument; at junction of Road 23N69 and Road 23N36Y (to Martin Mine). 1881 Comment
  CAS-BOT-BC209722  Cornus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54363 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  RSA563256  Cornus nuttallii Walter Knight, Irja Knight, John Thomas Howell, B. K. Knight 1966-7-26 1569 Plumas Fern Glen. 1113 Comment
  CAS-BOT-BC210305  Cornus sericea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2415 Plumas Butterfly Botanical Area. Fern Glen Comment
  CAS-BOT-BC210310  Cornus sericea Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC43343  Cornus sericea subsp. occidentalis Lowell Ahart 1975-7-2 835 Plumas Along the edges of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  CHSC113637  Cornus sericea subsp. sericea Lowell Ahart 2014-8-31 19817 Plumas South of an unnamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, west side of Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  UC1122817  Cornus sericea subsp. sericea C. G. Albertus 1935-7-23 229 Plumas 1 1/4 mi. s.e. Spring Garden Ranch; Plumas Nat'l Forest, Downieville Quad. Comment
  SBBG70195  Corydalis caseana R. M. Austin -Jul-1877 Plumas Mill Creek [American Valley?] Comment
  SEINET5339233  Corydalis caseana M. J. Williams 1966-7-11 s.n. Plumas Jamison Creek above Johnsville. 1829 Comment
  CHSC46704  Corydalis caseana subsp. caseana V. Oswald; W. Dempsey 1989-8-24 3969 Plumas Big Springs in Humbug Valley, ca. 13 (air) s of Chester. 1316 Comment
  CHSC54482  Corydalis caseana subsp. caseana Vernon H. Oswald; Lowell Ahart 1991-7-30 4783 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  CHSC630  Corydalis caseana subsp. caseana R. Morford 1931-5-16 Plumas Humbug Valley. 1310 Comment
  CAS-BOT-BC401865  Corydalis caseana subsp. caseana John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50634 Plumas Headwaters of Indian Creek s. of Diamond Mt. 2103 Comment
  CAS-BOT-BC401867  Corydalis caseana subsp. caseana Lloyd W. Swift 1930-8-16 36 Plumas Plumas National Forest. Emigrant Creek, Grizzly Valley 1828 Comment
  CHSC21123  Corylus cornuta var. californica F. T. Griggs; A. Pass 1975-7-2 31 Plumas Buck's Lake Forest Service Survey. East of road. Comment
  CAS-BOT-BC290442  Crepis acuminata Clare B. Hardham 1978-8-11 21770 Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC290443  Crepis acuminata John Thomas Howell 1975-7-22 51360 Plumas 2 miles northwest of Spring Garden 1173 Comment
  SBBG8034  Crepis acuminata H. and M. Dearing 1938-7-2 2265 Plumas near Keddie 914 Comment
  UC476324  Crepis acuminata Mrs. L. W. Swift June, 1931 3035 Plumas Stony Ridge Plumas National Forest, Last Chance Creek (foot) Comment
  RSA129860  Crepis acuminata E. Sawyer 1935-6-18 123 Plumas 5 miles SSE of Crow. 1982 Comment
  UC346557  Crepis intermedia E. B. Babcock 1928-6-15 160 Plumas nr. hwy about 200 yd above Spring Garden P.O. Comment
  SJSU14289  Crepis modocensis N. A. Hopkins 1989-6-7 1521 Plumas Squaw Valley 1706 Comment
  CHSC97559  Crepis monticola Lowell Ahart; John Dittes 2007-6-17 14193 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CAS-BOT-BC291600  Crepis monticola Frank W. Peirson 1926-6-22 6829 Plumas Drakesbad, Lassen National Park Comment
  CAS-BOT-BC290806  Crepis occidentalis subsp. pumila Anna Head 1921-7-20 s.n. Plumas Round Lake, Feather River Region 2011 Comment
  CAS-BOT-BC290859  Crepis pleurocarpa John Thomas Howell 1924-8-11 629 Plumas Two miles east of Chester on road to Westwood 1310 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
  RSA212166  Crepis pleurocarpa L. S. Rose 1969-6-24 69047 Plumas Butterfly Creek and Spanish Creek 854 Comment
  CAS-BOT-BC190151  Crypsis vaginiflora John Thomas Howell 1959-9-21 34748 Plumas Sierra Nevada. North Fork Feather River near Belden. 701 Comment
  CHSC96849  Cryptantha affinis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14007 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
  SEINET12514865  Cryptantha affinis T. S. Brandegee 1892-7-4 s.n. Plumas Prattville. 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
  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
  CHSC43470  Cryptantha torreyana Lowell Ahart 1977-7-9 1453 Plumas Near a small meadow, near the South Fork of the Feather River, about 1/2 mile north of the Feather Fork Mine, about 6 miles north of La Porte. 1706 Comment
  CHSC91910  Cryptantha torreyana Lowell Ahart; Josephine Guardino 2005-8-9 12253 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
  JEPS67883  Cryptantha torreyana W. I. Follett 1937-5-30 80 Plumas Rich Gulch 1173 Comment
  RSA59756  Cryptantha torreyana E. K. Balls 1950-9-14 15804 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  SEINET12565130  Cryptantha torreyana A. A. Heller, P. B. Kennedy 1907-7-4 8718 Plumas Ridge E of Red Clover valley. Comment
  SEINET6225025  Cryptantha torreyana L. S. Rose 1967-1 67157 Plumas 9.0 mi NE of Quincy Jct Comment
  CHSC24964  Cryptogramma acrostichoides L. Mayer; D. Brink 1975-7-1 Plumas Buck's Lake Survey. Comment
  CHSC37002  Cryptogramma acrostichoides M. S. Taylor 1982-8-30 5078 Plumas S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. 2103 Comment
  RSA716416  Cryptogramma acrostichoides L. Ahart 2005-9-19 12373 Plumas On the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  CAS-BOT-BC70461  Cryptogramma acrostichoides L. P. Janeway 1990-8-7 3827 Plumas ca 1/4 mi NE of crest of Grizzly Ridge between Joseph Cr and Oliver Cr. 2164 Comment
  SEINET10866996  Cupressus bakeri Mary Susan Taylor 1981-8-3 Taylor 4151 Plumas T27N R11E ne 1/4 nw 1/4 sec 26. Kettle Rock quad. Along drainage east of Mud Lake, ca. 0.6 mi ne of Eisenheimer Peak, ca. 10 mi N of Genesse. Tertiary volcanic granite base. 6700 ft. 2042 Comment
  CAS-BOT-BC224548  Cuscuta californica Lowell Ahart 1981-7-21 2971 Plumas Along Cleghorn Bar Road, near Pilot Peak 1900 Comment
  CDA39920  Cuscuta californica var. breviflora L. Ahart 2003-9-7 10563 Plumas On the east side of the dirt road, about 50 yards southeast of the Pacific Crest Trail, on Bunker Hill Ridge, about 1 mile (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. Comment
  CHSC65377  Cuscuta subinclusa Lowell Ahart 1995-9-13 7638 Plumas On the north-west side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  RSA795632  Cuscuta subinclusa L. Ahart 2011-9-17 17677 Plumas West side of Lumpkin Ridge Road, about 2 air miles west of Little Grass Valley Reservoir Dam. 1688 Comment
  HSC93237  Cuscuta subinclusa Vernon H. Oswald, L. Ahart 1996-8-14 8173 Plumas N High Sierra Nevada, near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi. SW of Silver Lake Rd., 1.8 mi. NE of White Horse Campground 1677 Comment
  RSA795988  Cusickiella douglasii J. R. Shevock 1985-5-19 11166 Plumas Plumas National Forest, along forest road 28N01 at Dixie valley, 11.6 mi NW of Frenchman Reservoir. 1900 Comment
  CHSC45880  Cymopterus terebinthinus var. californicus Lowell Ahart 1981-7-21 2957 Plumas In open areas on the Buzzards Roost Ridge, about 1/4 mile east of Qunicy La Porte Road, about 1 1/4 miles north of Pilot Peak. 1828 Comment
  UC480666  Cynoglossum occidentale H. F. Copeland 1920-7-17 110 Plumas between Plumas and Tehama Co.'s Bull Mt. Comment
  CAS-BOT-BC113876  Cyperus niger var. capitatus John Thomas Howell 1960-8-20 36275 Plumas Wet meadow, Drakesbad 1828 Comment
  CAS-BOT-BC114124  Cyperus squarrosus Lowell Ahart 1981-9-6 3085 Plumas 1 1/2 mi SW of Crescent Mills. 1200 Comment
  UC1563865  Cyperus squarrosus Barbara Ertter 1988-10-21 8007 Plumas e. end of causeway ca. 1.5 mi. e. Chester (on Hwy. 36, n. of rd., Lake Almanor); Lake Almanor 1341 Comment
  JEPS95071  Cyperus strigosus Lowell Ahart 1997-9-11 7909 Plumas about 2 air mi ne of Belden (on e side of Caribou Road, on e side of North Fork Feather River, at elevated siphon); Caribou Road, North Fork Feather River 731 Comment
  CAS-BOT-BC133729  Cypripedium californicum Margaret Williams 1963-6-10 s.n. Plumas Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC70668  Cystopteris fragilis Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1791 Plumas Mouth of Butterfly Creek 883 Comment
  CHSC44604  Cystopteris fragilis Vernon Oswald 1983-8-17 1002 Plumas Pacific Crest Trail ca. 2500 ft e of Humboldt Summit. 2011 Comment
  CAS-BOT-BC189783  Dactylis glomerata David D. Keck 1932-7-3 1689 Plumas Northern Sierra Nevadas. Quincy. 1065 Comment
  CHSC53076  Dactylis glomerata L. P. Janeway 1989-6-29 3417 Plumas Plumas National Forest. Along edges of rd 24N44Y, 0.3 mi E of Bechwourth-Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  CAS-BOT-BC186626  Danthonia californica Lowell Ahart 1979-7-18 s.n. Plumas Ca. 2 mi NW of Pilot Pk. 1800 Comment
  CAS-BOT-BC189662  Danthonia californica Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1371 Comment
  CAS-BOT-BC189663  Danthonia californica A. A. Beetle 1941-6-28 2772 Plumas West side of Lake Almanor. 1828 Comment
  RSA795728  Danthonia californica var. americana L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16159 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  UCD61021  Danthonia californica var. americana G. L. Stebbins Jr. 1939-7-6 2895 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CHSC80308  Danthonia unispicata L. P. Janeway 1996-6-5 5004 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.9 mi west of the road to Calpine. 1487 Comment
  UCD61323  Danthonia unispicata P. B. Kennedy; A. A. Heller 1907-7-3 8705 Plumas Hills above Red Clover Valley. Comment
  UCD61325  Danthonia unispicata Beecher Crampton 1954-5-10 1867 Plumas 1 mile west of Portola, Hwy. 24. 1472 Comment
  SEINET10556361  Danthonia unispicata Lawrence P. Janeway 1992-5-22 Janeway 4202 Plumas T23N, R14E, SE 1/4 of Sec 28. Portola Quad. S side of Middle Fork Feather River, just S of railroad tracks; ca. 2.7 miles E of Portola. Opening in Yellow Pine Forest, N-facing slope with Artemisia tridentata, Wyethia mollis, Balsamorhiza saggitata. Comment
  SBBG32403  Darlingtonia californica L. S. Rose 1968-6-11 Plumas Butterfly Valley, 4 mi S of Keddie Marsh 1036 Comment
  UC1191518  Darlingtonia californica Malcolm A. Nobs and S. Galen Smith 1949-8-19 1434 Plumas Butterfly Valley Butterfly Valley (bog and marsh) Comment
  CAS-BOT-BC420650  Darmera peltata John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2360 Plumas Butterfly Botanical Area. Growing on rocks in Butterfly Creek at confluence of Spanish Creek.. 1036 Comment
  CAS-BOT-BC8921  Delphinium depauperatum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1943 Plumas Fern Glen, Butterfly Botanical Area. 1097 Comment
  CAS-BOT-BC8922  Delphinium depauperatum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1916 Plumas Butterfly Botanical Area, between valley proper and Darlingtonia bog 1066 Comment
  RSA101464  Delphinium depauperatum R. Weatherby 1955-7-2 1574 Plumas Creek below Bear Ridge. 1982 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
  JEPS87746  Delphinium gracilentum Lowell Ahart 1994-6-15 7336 Plumas near intersection of Lumpkin Ridge Rd and rd to Tamarack Flat (about 200 yds e of a logging road, about 1 air mi w of Little Grass Valley Reservoir) 1767 Comment
  RSA0093359  Delphinium nudicaule Bonnie C. Templeton 1968-6-8 11217 Plumas Twain Rd., west of Butterfly Valley, ca 10 mi. west of Quincy. Comment
  UC54275  Delphinium nudicaule H. M. Hall and E. B. Babcock July 1903 4457 Plumas Red Clover Creek Sierra Nevada Mountains 1676 Comment
  RSA641464  Delphinium nudicaule Michael A. Vincent 1999-6-8 8547 Plumas Plumas National Forest, Milford Ranger District, along FS 28N03 betw FS 27N25 and FS26N16. Comment
  SEINET8663390  Delphinium nudicaule C. Tanner 1999-5-7 s.n. Plumas Along "Powerline Road," between C. Roy Carmichael School and unincorporated town of Delleker. 1490 Comment
  CHSC107442  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
  CHSC21570  Delphinium nuttallianum D. E. Brink Jr.; L. M. Mayer 1975-7-23 Plumas Found in a meadow in the se portion of the section. Comment
  CHSC41180  Delphinium nuttallianum J. D. Jokerst 1984-5-14 2012 Plumas SE of Genesee Valley, S of Ward Cr. 1584 Comment
  CHSC57445  Delphinium nuttallianum L. P. Janeway; Garrett Gibson 1991-6-13 4007 Plumas Plumas National Forest. Ca 1/4 mi west-northwest of Claireville Flat, ca 1/2 mi southeast of Hwy 70 and Willow Creek. Edge of meadow. 1484 Comment
  CAS-BOT-BC116120  Delphinium nuttallianum L. P. Janeway 1940-5-11 3776 Plumas Near Emigrant Creek and about.10 mi south of Little Grizzly Creek. 1767 Comment
  JEPS43411  Delphinium nuttallianum W. L. Jepson 1927-6-23 12300 Plumas near Camp Kelly; Warner Creek 1584 Comment
  SEINET5338054  Delphinium nuttallianum A. A. Heller, P. B. Kennedy 1907-7-3 8702 Plumas Hills above Red Clover Valley. Comment
  UC725740  Delphinium nuttallianum A. A. Heller 1940-5-22 15665 Plumas wayside ditch along State Hwy 89 3 mi s Prattville Comment
  UC727021  Delphinium nuttallianum A. A. Heller 1941-5-22 16144 Plumas along roadside w Quincy Comment
  UCD13270  Delphinium nuttallianum Dean Dubbe 1974-5-18 14- 7 Plumas Plumas CO. Butterfly Valley, 6 miles northwest of Quincy, off of Hwy 89. Elevation 3600 feet. 1097 Comment
  CDA31656  Deschampsia cespitosa A. A. Beetle 1941-6-28 2771 Plumas W side of Lake Almanor 0 Comment
  POM180943  Deschampsia cespitosa A. A. Heller, P. B. Kennedy 1907-7-9 s.n. Plumas Prattville Comment
  RSA754537  Deschampsia cespitosa subsp. cespitosa L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16210 Plumas S of a drainage from a snow lake, about 100 yards N of the snow lake, on the S side of Forest Road 26N67F3, 1.2 air miles NE of Rush Creek Hill, 2.6 air miles ESE of Caribou Powerhouse. 1678 Comment
  UC1100293  Deschampsia cespitosa subsp. cespitosa Malcolm A. Nobs and S. Galen Smith 1949-8-19 1435 Plumas bog & marsh at Butterfly Valley Butterfly Valley Comment
  CHSC101863  Deschampsia danthonioides Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15897 Plumas About 200 yards northwest of Lake Almanor Dam, depressions in mined over area. 1421 Comment
  CHSC96866  Deschampsia danthonioides Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14028 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  JEPS115987  Deschampsia danthonioides Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15897 Plumas About 200 yards northwest of Lake Almanor Dam, depressions in mined over area 1421 Comment
  SEINET3927684  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas West side of Lake Almanor.; 0 1829 Comment
  SEINET10900456  Deschampsia danthonioides Alan A. Beetle 1941-6-28 Beetle 2767 Plumas West side of Lake Almanor, mountain meadow in open pine forest. Assoc. Crepis, Sanicula tuberosa, Phacelia. 1829 Comment
  CAS-BOT-BC201894  Deschampsia elongata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1635 Plumas Area north of Pond Reservoir 1097 Comment
  RSA718446  Deschampsia elongata L. Ahart 2006-7-9 12931 Plumas near a small seep in a small open area in brush, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1679 Comment
  CAS-BOT-BC43507  Descurainia sophia David D. Keck 1932-7-3 1664 Plumas Quincy, within a few meters of main street. 1065 Comment
  CHSC4201  Dicentra formosa D. B. Joley 1967-4-22 28 Plumas On slope, ca. 50 feet s of rd. and ca. 0.2 mile s of Cresta Powerhouse on highway 70, ca. 30 mi. n of Oroville. 548 Comment
  JEPS16225  Dicentra formosa Helen-Mar Wheeler 1944-8-24 647 Plumas near Cascade Creek (sw Plumas County) Comment
  CHSC48442  Dicentra uniflora Vernon Oswald 1985-6-9 1817 Plumas Pacific Crest Trail ca. 1000 ft w of Humboldt Rd. at Humboldt Summit. 1999 Comment
  CHSC57821  Dicentra uniflora Vernon H. Oswald 1992-5-5 4931 Plumas Lassen Volcanic National Park. Hot Springs Creek ca. 0.5 mi upstream from the park boundary, between Camp Kelley and Drakesbad. 1630 Comment
  RSA101444  Dicentra uniflora R. Weatherby 1955-6-21 1535 Plumas Meadow below Spanish Peak lookout 2134 Comment
  CAS-BOT-BC209229  Dichanthelium acuminatum subsp. acuminatum David D. Keck 1932-7-3 1671 Plumas Along fence in meadow, along the road to Lake Almanor, Quincy - Northern Sierra Nevada 1066 Comment
  POM253055  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas Near Gray s Flat along the Feather River Highway. 869 Comment
  CHSC112607  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 miles (air) northeast of Taylorsville. 1584 Comment
  JEPS100473  Dieteria canescens var. canescens Dean W. Taylor 2000-8-12 17569 Plumas ca. 5 air miles SE from Antelope Lake; drainage of Last Chance Creek; Camp 14 (ca. 5 air miles SE from Antelope Lake), drainage of Last Chance Creek, along Forest Road 26N07 1694 Comment
  CHSC10831  Diplacus mephiticus Lowell Ahart 1970-7-1 Plumas 10 miles west of La Porte. 1828 Comment
  CHSC34070  Diplacus mephiticus M. S. Taylor; L. Heckard 1981-7-29 4140 Plumas E side of 25N42 = Flournoy Grade, 1.3 mi s of Flournoy Bridge, ca. 3 mi e of Genesee. 1341 Comment
  CHSC97511  Diplacus mephiticus Lowell Ahart; John Dittes 2007-6-16 14140 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS97403  Dodecatheon alpinum Vernon H. Oswald and L. Ahart 1994-7-24 7107 Plumas T30N R7E NW1/4 NW1/4 Sec. 27, 6400 ft, High Cascade Range, Red Fir Forest. Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake 1950 Comment
  SEINET8552997  Dodecatheon alpinum M. J. Williams 1966-7-11 s.n. Plumas Near Luther ridge, above Johnsville. 2286 Comment
  CHSC117341  Downingia bacigalupii B. Castro 2007-7-24 1659 Plumas Northern High Sierra Nevada. Plumas National Forest. Ferris Flat, on floodplain of Ferris Creek ca 0.25 mi SW of its confluence with Last Chance Creek. Ca 7 air mi SE of Milford, 5 mi SW of Hwy 395 and 12 mi NW of Doyle. In flat near main road (USFS Rd 28N03) 1761 Comment
  UC1143164  Downingia bacigalupii E. Sawyer 1935-6-27 159 Plumas Charlies Valley Plumas National Forest, Sierraville Quad. 1524 Comment
  UC1408975  Downingia bacigalupii R. F. Thorne and C. W. Tilforth 1969-9-6 39246 Plumas 1 mi sw Beckwourth (along Feather River); Feather River 1356 Comment
  UCD55037  Downingia bacigalupii Malcolm A. Nobs; S. Galen Smith 1949-8-18 1370 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  SJSU13887  Downingia bacigalupii N. A. Hopkins 1986-7-15 1361 Plumas S end Squaw Valley Comment
  UC534997  Downingia bacigalupii Mrs. H. P. Bracelin 1932-7-25 695 Plumas 7 mi s Chester (and Lake Almanor Inn 2 mi s, Humbug road) 1524 Comment
  UCD99508  Drosera anglica Barry Rice 2009-7-4 BR 090701 Plumas southwest of Longville. Comment
  UCD99523  Drosera filiformis Barry Rice 2009-6-26 BR 090601 Plumas in Butterfly Valley Botanical Area. Comment
  UCD99549  Drosera rotundifolia Barry Rice 2009-7-4 BR 090702 Plumas southwest of Longville. Comment
  CAS-BOT-BC401581  Drosera rotundifolia Robert J. Weatherby 1950-7-21 1482 Plumas Butterfly Lake, Quincy district 1219 Comment
  CAS-BOT-BC401589  Drosera rotundifolia J. G. Lemmon No date on label s.n. Plumas Butterfly Val [Valley] Comment
  CAS-BOT-BC159675  Drymocallis glandulosa J. D. Schoeller 1928-7-16 380 Plumas Mt. Hough 1/2 mi. W Crystal Lake - Plumas National Forest 2072 Comment
  CAS-BOT-BC159677  Drymocallis glandulosa Lloyd W. Swift 1932-7-17 61 Plumas Oats Meadow, Grass Valley - Plumas National Forest 1524 Comment
  CAS-BOT-BC159585  Drymocallis glandulosa var. glandulosa Clare B. Hardham 1978-8-11 21785 Plumas In volcanic area about 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC159587  Drymocallis glandulosa var. glandulosa Lowell Ahart 1986-7-8 5350 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte 1981 Comment
  HSC22941  Drymocallis glandulosa var. glandulosa John Pratt 1970-6-25 41 Plumas 1707 Comment
  UC176202 Image available Drymocallis lactea var. austiniae A. A. Heller 1913-6-13 10863 Plumas near Quincy; ; Quincy, Plumas Co. 1066 Comment
  CAS-BOT-BC159301  Drymocallis lactea var. lactea A. A. Heller 1913-6-13 10863 Plumas Near Quincy 1066 Comment
  CAS-BOT-BC159309  Drymocallis lactea var. lactea John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54157 Plumas Meadow and forest borders, 3.25 miles west of Round Valley Reservoir dam - Sierra Nevada 1633 Comment
  CDA17302  Dulichium arundinaceum G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16351 Plumas Sierra Nevada; Snake Lake, 4 mi. NW of Quincy. Comment
  CHSC58529  Dulichium arundinaceum Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5037 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  CHSC72322  Dulichium arundinaceum L. P. Janeway 1998-9-10 6277 Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  CHSC40873  Dysphania ambrosioides K. R. Stern 1985-6-25 8220 Plumas Vicinity of Blairsden, e margin of highway 70. 1402 Comment
  SEINET3015222  Echinochloa colona L. Ahart 1997-9-11 7898 Plumas On the W edge of Caribou Rd, on the W side of the North Fork of the Feather River, about 1.8 mi S of mosquito Creek, about 5 miles (air) mortheast of Belden. 792 Comment
  CHSC113859  Echinochloa crus-galli Lowell Ahart 2014-9-9 19859 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  UC1101543  Elatine brachysperma Malcolm A. Nobs and S. Galen Smith 1949-8-18 1348 Plumas s end Lake Almanor Comment
  JEPS102595  Eleocharis acicularis Lowell Ahart 2001-10-16 9375 Plumas On the north side of a bank and a small stream, on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  JEPS103495  Eleocharis acicularis Lowell Ahart 2002-6-26 9756 Plumas In a meadow, on the SW side of a gravel road, ca 2 miles (air) NW of Little Grass Valley Reservoir dam, ca 5 miles (air) NW of La Porte. 1741 Comment
  SJSU14025  Eleocharis acicularis N. A. Hopkins 1988-8-29 1474 Plumas Antelope Lake Reservoir 1524 Comment
  CAS-BOT-BC113495  Eleocharis bella Lowell Ahart 1985-7-11 5137 Plumas Below the high water line of Little Grass Valley Reservoir, 1584 Comment
  CAS-BOT-BC113541  Eleocharis bella E. K. Balls 1950-8-31 15548 Plumas Spanish creek off Hwy 24, just N of Quincy. 1066 Comment
  CAS-BOT-BC113497  Eleocharis bella Alice S. Mulford 1944-8-13 s.n. Plumas L. bank, Middle Fork of Feather River about 100 yds above bridge of Blairsden-Mohawk Rd. 1341 Comment
  RSA32331  Eleocharis bella Clarence R. Quick 1945-7-25 45 -70 Plumas Butt Creek on road toward Humbug Valley Comment
  CAS-BOT-BC113383  Eleocharis engelmannii Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 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
  CAS-BOT-BC113382  Eleocharis engelmannii Robert J. Weatherby 1950-7-28 1490 Plumas North edge of Taylorsville 1066 Comment
  CAS-BOT-BC113395  Eleocharis engelmannii var. detonsa John Thomas Howell 1926-7-30 2158 Plumas Adjacent to Pond Reservoir. Butterfly Botanical Area. 1371 Comment
  CAS-BOT-BC113397  Eleocharis engelmannii var. detonsa John Thomas Howell 1951-8-20 28212 Plumas Genessee 1127 Comment
  CHSC78738  Eleocharis macrostachya Jim Battagin 2000-7-5 Plumas Wolf Creek above Greenville Campground. 1112 Comment
  CHSC78471  Eleocharis quinqueflora L. P. Janeway 2000-7-16 6920 Plumas Northern High Sierra Nevada. Meadow at head of East Branch Coldwater Creek. 1768 Comment
  CHSC116369  Eleocharis quinqueflora Sara M. Taylor; Scott Batiuk 2012-8-13 63 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd intersection. On foot, cross to the north side of the river and head WNW. UTM Zone 10, 4423080 N, 652386 E. 1890 Comment
  CHSC58202  Eleocharis suksdorfiana Vernon H. Oswald; Lowell Ahart 1992-6-22 5026 Plumas Lassen Volcanic National Park. Small corner of park property on the S side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  CHSC78570  Eleocharis torticulmis L. P. Janeway; Linnea Hanson, Jerold Hustafa, Jim Battagin 2000-9-13 6969 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  CAS-BOT-BC451531  Elodea canadensis Greg Sommers 1976-6-29 135 Plumas Sierra Valley Marsh, from channel crossed by metal bridge on Dyson Lane. 1524 Comment
  CHSC87983  Elymus elymoides subsp. californicus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11162 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  UC1133004  Elymus elymoides subsp. elymoides E. Sawyer 1935-7-1 269 Plumas 1/2 mi ne Chases; Plumas National Forest, Downieville Quadrangle Comment
  UC1133006  Elymus elymoides subsp. elymoides G. T. Nordstrom 1934-7-20 237 Plumas 2.4 mi se Chaparral Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
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Aug 28 2015
  CHSC55639  Elymus glaucus K. R. Stern 1985-6-25 8306 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC112379  Elymus hispidus L. P. Janeway 2014-7-17 11562 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
  JEPS113661  Elymus trachycaulus subsp. subsecundus Lowell Ahart, Josephine Guardino 2007-7-20 14320 Plumas South of a small drainage, northeast edge of a large meadow, south of Lighting Tree Campground, west of the paved road, east side of Lake Davis 1789 Comment
  CDA13386  Elymus trachycaulus subsp. trachycaulus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13235 Plumas Sierra Nevada; Single colony on dry, +- shaded, sandy slopes above headwaters of Bull Run Creek off USFS 23N12E. Perennial, rhizomatous. Forest dominated by Pinus jeffreyi, Abies concolor. Comment
  HSC8764  Elymus trachycaulus subsp. trachycaulus L. S. Rose 1968-6-10 68095 Plumas Quincy Meadow 1037 Comment
  SEINET203886  Elymus trachycaulus subsp. trachycaulus F. J. Hermann 1955-7-27 11953 Plumas 4 miles west of Portola Comment
  CDA2053  Elytrigia repens J. T. Howell 1961-9-23 36826 Plumas Indian Valley. Comment
  CHSC28704  Epilobium brachycarpum R. A. Schlising; C. A. Lawler 1979-8-22 3475 Plumas 7.9 mi W of Portola on Hwy 89, at jct with Delleker Road. At roadside and in ditches. Comment
  CHSC97508  Epilobium brachycarpum Lowell Ahart; John Dittes 2007-6-16 14144 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC97572  Epilobium brachycarpum Lowell Ahart; John Dittes 2007-6-17 14204 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  RSA59241  Epilobium brachycarpum E. K. Balls 1950-8-31 15529 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  CHSC81135  Epilobium campestre Lowell Ahart 2001-8-29 9229 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS102813  Epilobium campestre Lowell Ahart 2001-8-29 9229 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC171716  Epilobium canum subsp. latifolium Mrs. H. C. Cantelow 1940-10-4 4025 Plumas Feather River Canyon Comment
  CAS-BOT-BC171718  Epilobium canum subsp. latifolium Mrs. A. L. Combs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC107918  Epilobium canum subsp. latifolium L. P. Janeway 2011-9-11 10723 Plumas Northern High Sierra Nevada. Between Road 22N57 (the road around Little Grass Valley Reservoir) and Black Rock Creek just before it empties into the Reservoir. On and next to blocky talus slope along the sides of south-facing basalt outcrop. 1570 Comment
  CHSC88633  Epilobium canum subsp. latifolium Linnea Hanson 1981-8-9 167 Plumas Plumas National Forest. 1828 Comment
  RSA60131  Epilobium canum subsp. latifolium E. K. Balls 1950-9-5 15674 Plumas 1 mile off Highway 24 on La Porte Road, between Quincy and Ramelli, Thompson Valley 1159 Comment
  SEINET198188  Epilobium canum subsp. latifolium A. R. Kruckeberg 1951-9-2 2898 Plumas Below summit of Lakes Basin Road Comment
  CDA13367  Epilobium ciliatum subsp. ciliatum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13216 Plumas Sierra Nevada; Rattlesnake Creek on S side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Comment
  CHSC97554  Epilobium ciliatum subsp. glandulosum Lowell Ahart; John Dittes 2007-6-17 14180 Plumas 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
  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
  RSA795635  Epilobium ciliatum subsp. glandulosum L. Ahart 2011-9-17 17661 Plumas On the south side of an unnamed stream that flows east in Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CHSC54530  Epilobium densiflorum Vernon H. Oswald 1991-8-8 4815 Plumas Lassen Volcanic National Park. Just north of the south boundary of the park at Willow Lake, where the trail to Terminal Geyser crosses Terminal Geyser Creek, ca. 3 miles (air) southeast of Drakesbad. On the bank of the creek. 1658 Comment
  CHSC88155  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2004-7-27 11316 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1645 Comment
  CHSC116378  Epilobium hornemannii subsp. hornemannii Sara M. Taylor; Scott Batiuk 2012-7-31 55 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
  CHSC34298  Epipactis gigantea M. S. Taylor 1981-7-26 4110 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 Beldon. 944 Comment
  SEINET12078002  Epipactis gigantea R. M. Austin 1880-1 s.n. Plumas Mount Dyer 1829 Comment
  CAS-BOT-BC58024  Equisetum John Thomas Howell 1959-9-25 35004 A Plumas 2 mi. e. of Portola. 1484 Comment
  RSA604698  Equisetum arvense L. C. Wheeler 1952-9-24 6961 Plumas Indian Creek: A few miles downstream from Crescent Mills.. . Comment
  SEINET10530183  Equisetum arvense Mary Susan Taylor 1981-7-21 Taylor 4088 Plumas T24N R11E nw/ne sec 19, Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi N of jct of 401 and 25N42, ca. 3 mi N of Spring Garden. 4500 ft elev. 1372 Comment
  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
  SEINET10555790  Eragrostis pilosa John Thomas Howell 1955-7-19 Howell 30734 Plumas Portola. 1478 Comment
  UC942949  Eremogone aculeata Lewis S. Rose 1951-6-28 51052 Plumas above Eureka Lake (n of Johnsville) 2133 Comment
  CHSC41392  Eremogone cliftonii Lowell Ahart 1986-7-25 5378 Plumas Near the road, about 1 1/2 miles west of Sawmill Flat, about 4 1/2 miles west of Finger Board, about 7 miles north-west of Pilot Peak. 1767 Comment
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Jul 8 2014
  CHSC92163  Eremogone cliftonii L. P. Janeway 2005-9-4 8536 Plumas Northern High Sierra Nevada. Steep east-facing slope above Road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  CAS-BOT-BC174296  Eremogone congesta var. suffrutescens Anna Head 1921-7-11 s.n. Plumas Top of Indian Peak, Feather River Region Comment
  CAS-BOT-BC174298  Eremogone congesta var. suffrutescens Anna Head 1921-7-20 s.n. Plumas Trail to top of ridge above Hawley Lake, Feather River Region Comment
  SEINET5336744  Eremogone congesta var. suffrutescens A. A. Heller, P. B. Kennedy 1907-7-16 8869 Plumas Grade between Genessee Valley and Summit Comment
  CHSC101458  Eremogone kingii var. glabrescens L. P. Janeway; Duryea Delacrois, Dorothy Kieffer 2009-7-1 9833 Plumas Northern High Sierra Nevada. Top of ridge just east of Road 23N73Y 2.4 road mi north-northwest of Grizzly Summit; north side of Oak Ridge and at the head of Foreman Creek. 1737 Comment
  CDA17280  Eriastrum signatum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16307 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CHSC110949  Ericameria bloomeri L. P. Janeway 2013-8-28 11197 Plumas Northern High Sierra. Plumas National Forest; along the main road around the east side of Little Grass Valley Reservoir, across from the road into Red Feather Campground. 1554 Comment
  RSA507813  Ericameria bloomeri J. C. Semple, S. Heard 1986-8-13 8414 Plumas Between La Porte and Quincy, Little Grassy Lake Road, near Little Grassy Valley Rec. Area Comment
  CAS-BOT-BC298120  Ericameria nauseosa var. oreophila Lewis S. Rose 1934-7-23 34426 Plumas 2 miles E of Portola Comment
  CAS-BOT-BC299439  Ericameria nauseosa var. speciosa Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC299441  Ericameria nauseosa var. speciosa Mrs. Jos Clemens 1919-11-1 s.n. Plumas Crystal Lake Comment
  CHSC108464  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
  CHSC69200  Ericameria nauseosa var. speciosa James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2572 Plumas Red Mtn. Rd. in saddle below summit, above junction with Rich Gulch Rd., N of Hwy. 70. Comment
  JEPS114597  Ericameria nauseosa var. speciosa Lowell Ahart 2008-9-10 15360 Plumas On both sides of the Quincy La Porte Road, northwest of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 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
  JEPS94444  Ericameria nauseosa var. speciosa Lowell Ahart 1997-8-19 7872 Plumas about 14 air mi ne of Feather Falls (on e side of Lumpkin Ridge Road, about 7 1/2 mi e of Camp 18); Lumpkin Ridge Road 1402 Comment
  JEPS95180  Ericameria parryi var. latior Vernon H. Oswald and Lowell Ahart 1996-7-15 8284 Plumas 1.6 mi s of Last Chance Campground (Forest Road 29N11 on e side of Last Chance Marsh at the n end of Lake Almanor); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  CAS-BOT-BC293031  Ericameria parryi var. nevadensis L. P. Janeway 1993-8-10 4514 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth 1487 Comment
  JEPS21534  Ericameria parryi var. nevadensis W. L. Jepson 1918-8-17 8032 Plumas Sierra Valley 1524 Comment
  CHSC52762  Erigeron bloomeri var. bloomeri L. P. Janeway 1989-7-7 3468 Plumas Plumas National Forest. Northeast side of Red Clover Valley; along road 24N23 0.5 mi SE of road 26N70 (the road to Laufman); vicinity of Lava Spring. 1691 Comment
  CHSC20848  Erigeron canadensis K. R. Stern 1975-7-23 5803 Plumas Pit of Peninsula, Lake Almanor. 1371 Comment
  CHSC34305  Erigeron divergens L. Ahart 1981-9-6 3065 Plumas Near Lights Creek, ca. 6 mi n of Taylorsville. 1300 Comment
  CAS-BOT-BC295994  Erigeron divergens Gordon H. True; John Thomas Howell 1967-7-12 43383 Plumas Twain, Sierra Nevada 883 Comment
  UCD131864  Erigeron divergens June McCaskill 1954-5-31 324 Plumas ca. 100 yards west of roadside, State Highway 89, ca. 2.6 miles north of Greenville. Comment
  CAS-BOT-BC300399  Erigeron eatonii var. plantagineus A. A. Heller; P. B. Kennedy 1907-7-3 8704 Plumas Hills above Red Clover Valley Comment
  CHSC72432  Erigeron eatonii var. plantagineus L. P. Janeway 1998-7-1 5706 Plumas Along the road on the west side of Frenchman Lake (Road 25N11) 0.9 mi north of Road 28N01 (west into Dixie Valley). 1719 Comment
  SBBG133127  Erigeron eatonii var. plantagineus B. C. Templeton 1968-1 11278 Plumas unknown Comment
  CAS-BOT-BC300420  Erigeron eatonii var. sonnei John Thomas Howell; H. Keith Wagnon 1980-5-27 53620 Plumas 1 mile west of Almanor 1386 Comment
  SJSU6615  Erigeron filifolius M. R. Kempf 1965-6-23 Plumas Beckwourth Pass (on State Route 40), southeastern Plumas County 1588 Comment
  CAS-BOT-BC295213  Erigeron inornatus L. P. Janeway 1990-7-13 3798 Plumas Plumas National Forest, Beckwourth Ranger District. Near Emigrant Creek about 1/3 mi south of Little Grizzly Creek 1798 Comment
  CAS-BOT-BC295230  Erigeron inornatus Rimo Bacigalupi; J. R. Sweeney; G. Bacigalupi, Jr. 1953-8-31 4351 Plumas One-half mile west of Taylorsville 1066 Comment
  CHSC52512  Erigeron inornatus var. inornatus L. P. Janeway 1990-7-6 3781 Plumas Plumas National Forest. Hwy 70 in the canyon of North Fork Feather River at Chambers Creek. 624 Comment
  CHSC60598  Erigeron inornatus var. inornatus L. P. Janeway 1984-7-22 927 Plumas Along Oroville-Quincy Road at Bucks Summit. 1716 Comment
  RSA121437  Erigeron lassenianus E. Sawyer 1935-6-3 66 Plumas 2.25 miles SSE of Beckwith, Plumas National Forest 1585 Comment
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Aug 21 2012
  CHSC73929  Erigeron lassenianus var. deficiens B. Castro; L. Gehrung 1998-9-14 838 Plumas On E shore of Little Grass Valley Reservoir, ca 0.1 mi N of Running Deer CG, near lakeshore foot-trail. 1524 Comment
  JEPS109586  Erigeron lassenianus var. deficiens Dean W. Taylor 2002-7-3 18221 Plumas Forest Road 22N27 ca. 0.5 miles west from junction Forest Road 22N29 (ca. 1 air mile NW of Little Grass Valley dam) 1706 Comment
  SEINET3146618  Erigeron lassenianus var. lassenianus L. S. Rose 1939-6-8 39264 Plumas S end of Lake Almanor 1372 Comment
  CHSC72435  Erigeron nevadincola L. P. Janeway 1998-6-24 5681 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  CHSC61908  Erigeron petrophilus var. sierrensis L. P. Janeway 1993-7-15 4443 Plumas Plumas National Forest. Flat on top of saddle between Bean Creek (a tributary of upper Spanish Creek) and Berry Creek (a tributary of East Branch North Fork Feather River). 1569 Comment
  CHSC67425  Erigeron petrophilus var. sierrensis James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2568 Plumas Top of Red Mtn. above Rich Gulch Rd., N of Hwy. 70. Comment
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Dec 3 2009
  CHSC82080  Erigeron petrophilus var. sierrensis L. P. Janeway 2001-8-5 7427 Plumas High Cascade Range. Slopes on east side of Yellow Creek about 8.9 km south of Humbug Valley along Road 26N26. 1305 Comment
  JEPS87531  Erigeron petrophilus var. sierrensis Lowell Ahart 1993-9-24 7263 Plumas on n side of trail about 400 yd ne trail head (about 1/10 mi e of the Quincy La Porte Rd, about 1 mi w of Pilot Peak); Pacific Crest Trail 1920 Comment
  RSA101394  Erigeron petrophilus var. sierrensis R. Weatherby 1955-7-21 1650 Plumas Rocky Point, top of No Ear Bar trail, Middle Fork Feather River. 1524 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
  CHSC36335  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-BC300270  Erigeron reductus var. reductus Anna Head 1920-7-1 s.n. Plumas Feather River Region 2377 Comment
  JEPS100498  Erigeron reductus var. reductus Dean W. Taylor 2001-7-9 17826 Plumas Round Lake, Lakes Basin, along the Round Lake trail just about 200 meters East from the small unnamed tarn East of Round Lake Mine (site) Comment
  UCD99748  Eriogonum baileyi John Thomas Howell 1959-9-25 35027 Plumas Summit of Beckwourth Pass. 1588 Comment
  CAS-BOT-BC244048  Eriogonum baileyi var. praebens John Thomas Howell 1955-7-19 30806 Plumas Vinton, Sierra Nevada 1511 Comment
  JEPS125730  Eriogonum baileyi var. praebens William Harnach 2015-7-26 1434 Plumas Beckwourth Pass. Comment
  UCD99877  Eriogonum douglasii Donald Santana 1976-4-22 s.n. Plumas 3.5 miles east of Beckwourth, State Highway 70. On isolated peak at north side of road. 1463 Comment
  CHSC57442  Eriogonum douglasii var. meridionale L. P. Janeway; Garrett Gibson 1991-6-24 4056 Plumas Plumas National Forest. Squaw Valley, ca 1/2 mi northwest of 'Four Corners' (junction of Laufman-to-Red Clover Valley Road and Frenchman Lake Road). 1703 Comment
  UC1032039  Eriogonum elatum var. villosum C. G. Albertus 1935-7-20 219 Plumas 1.5 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  JEPS95392  Eriogonum lobbii var. lobbii Lowell Ahart 1994-7-22 7489 Plumas S of the Pacific Crest Trail, W of the large twin rocks on the NE side of Mount Etna 1981 Comment
  RSA279591  Eriogonum luteolum James L. Reveal 1975-8-24 3976 Plumas Along California Highway 70 in Feather River Canyon, 3 miles east of Gold Bar. Comment
  CAS-BOT-BC263725  Eriogonum luteolum var. pedunculatum A. A. Heller; P. B. Kennedy 1907-7-15 8851 Plumas Near mouth of Little Grizzly Crek below Genessee Comment
  CAS-BOT-BC267326  Eriogonum luteolum var. pedunculatum A. A. Heller; P. B. Kennedy 1907-7-15 8851 Plumas Near mouth of Little Grizzly Crek below Genessee 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
  SEINET10871634  Eriogonum microthecum var. laxiflorum Mary Susan Taylor 1982-8-31 Taylor 5084 Plumas T28N R11E se/sw sec 11. Diamond Mt quad. Summit of Red Rock Lookout, ca. 15 mi ne of Taylorsville. Dry rocky open ridge. 7618 ft. 2322 Comment
  SEINET10479456  Eriogonum nudum Mary Susan Taylor 1981-7-27 Taylor 4125 Plumas T25N R12E SE 1/4 & c 10. Babcock Peak. In granite gravel embankment, N side of Beckworth Genesse Rd, ca. 7 air mi E of Genesse. 5400 ft. 1646 Comment
  CAS-BOT-BC264815  Eriogonum nudum var. deductum John Thomas Howell 1975-7-22 51367 Plumas 2 miles northwest of Spring Garden, Sierra Nevada 1173 Comment
  CAS-BOT-BC264817  Eriogonum nudum var. deductum John Thomas Howell 1955-7-20 30853 Plumas Mohawk, Sierra Nevada 1371 Comment
  CHSC117564  Eriogonum nudum var. deductum Lowell Ahart 2016-7-9 21093 Plumas Top and on the north side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  UCD19163  Eriogonum nudum var. indictum June McCaskill 1956-1 430 Plumas Lake Almanor region? Comment
  CHSC66766  Eriogonum nudum var. nudum Vernon H. Oswald; Lowell Ahart 1996-8-14 8160 Plumas Northern High Sierra Nevada. Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Common in hydraulic mine tailings along the road. 1127 Comment
  CAS-BOT-BC269730  Eriogonum nudum var. oblongifolium T. C. Fuller; G. D. Barbe 1981-6-23 54131 Plumas At Round Valley Reservoir dam 1371 Comment
  UC917108  Eriogonum nudum var. oblongifolium K. L. Olsen 1949-7-31 25 -A Plumas 2 mi n, on road to Caribou Howells; Feather River Canyon Comment
  UCD100552  Eriogonum nudum var. oblongifolium K. L. Olsen 1949-7-31 25 - Plumas Feather River Canyon, 2 miles north of Howells, on road to Caribou. Comment
  CHSC20776  Eriogonum nudum var. pubiflorum K. R. Stern 1975-7-23 5859 Plumas W shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC269956  Eriogonum spergulinum var. reddingianum Alice Eastwood 1927-6-27 14888 Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] Comment
  CAS-BOT-BC269958  Eriogonum spergulinum var. reddingianum F. Thos. Griggs 1975-1-1 202 Plumas Bucks Lake area 2133 Comment
  CAS-BOT-BC269960  Eriogonum spergulinum var. reddingianum Herbert L. Mason 1924-6-20 1080 Plumas Between Gold Lake & Bear Lake Comment
  CHSC53052  Eriogonum strictum var. anserinum L. P. Janeway 1989-6-23 3380 Plumas Plumas National Forest Beckwourth Ranger District. Upper w-facing slope in ridge between Crocker Mdw and Dotta Cr. 1889 Comment
  CHSC63467  Eriogonum strictum var. anserinum Lowell Ahart 1994-7-20 7483 Plumas Open bare area, on both sides of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. Label said both Plumas and Sierra County. 1981 Comment
  CHSC53055  Eriogonum strictum var. proliferum L. P. Janeway 1989-6-23 3381 Plumas Plumas National Forest Beckwourth Ranger District. Upper w-facing slope in ridge between Crocker Mdw and Dotta Cr. 1889 Comment
  UC2043047  Eriogonum strictum var. proliferum Barbara Ertter with Gary Schoolcraft 1989-7-3 8640 Plumas Ca 1/2 mile below Red Rock lookout, ca. 8 air miles S of Susanville. Comment
  CAS-BOT-BC267497  Eriogonum umbellatum M. S. Taylor 1982-7-21 4892 Plumas Around s end of Bachs Creek Ridge, ca. 5 mi se of Quincy 1752 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
  UC1032271  Eriogonum umbellatum var. dumosum C. G. Albertus 1935-7-27 235 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC268187  Eriogonum umbellatum var. modocense A. A. Heller; P. B. Kennedy 1907-7-15 8838 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CHSC104739  Eriogonum umbellatum var. modocense L. P. Janeway 2009-8-13 9925 Plumas Northern High Sierra Nevada. Plumas National Forest; eastern end of Red Mountain, 430 m south-southeast of the Buckhorn survey monument. 1909 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
  CHSC67686  Eriogonum umbellatum var. modocense James D. Jokerst 1985-7-23 2541 Plumas Arid slopes adjacent to old county road ca. 400 ft. elevation above Hwy. 70 N of Indian Creek, due N of Indian Falls. 807 Comment
  UCSB63570  Eriogonum umbellatum var. modocense Jokerst, James 1985-7-23 Plumas above Hwy. 70 N of Indian Creek; due N of Indian Falls: T26N R9E SE1/4 SW1/4 Sect. 34 807 Comment
  CAS-BOT-BC262074  Eriogonum umbellatum var. nevadense Alice Eastwood 1927-6-27 14866 Plumas United States Forest Reserve, Chilcott [Chilcoot] Comment
  CAS-BOT-BC265159  Eriogonum umbellatum var. nevadense John Thomas Howell 1962-6-18 37795 Plumas Sierra Valley near Beckwourth, Sierra Nevada 1487 Comment
  CAS-BOT-BC265165  Eriogonum umbellatum var. nevadense Lewis S. Rose 1934-7-23 34420 Plumas Chilcoot Comment
  CAS-BOT-BC265167  Eriogonum umbellatum var. nevadense Mary Strong Clemens 1920-6-23 s.n. Plumas Crystal Lake Comment
  CHSC39992  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-8-31 5081 Plumas Summit of Kettle Rock Lookout, just s of Taylor Lake ca. 6 air mi ne of Taylorsville. 2383 Comment
  CHSC39995  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-8-5 4925 Plumas Mt Hough summit, ca. 7 mi nne of Quincy. 2194 Comment
  CHSC69705  Eriogonum umbellatum var. polyanthum Vernon Oswald; Lowell Ahart 1997-9-18 8875 Plumas Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.6 mi northeast of its junction with 26N26 (to Humbug Valley). 1411 Comment
  CHSC82121  Eriogonum umbellatum var. polyanthum L. P. Janeway; B. Castro 2001-6-22 7368 Plumas Northern High Sierra Nevada. On low peak along ridge between Frenchman Hill and the northwest end of Red Mountain. 1798 Comment
  CAS-BOT-BC262270  Eriogonum ursinum Lowell Ahart 1979-7-18 s.n. Plumas Ca 1 mi. W of Pilot Pk. 1800 Comment
  CDA13569  Eriogonum ursinum G. F. Hrusa, T. D. Wilfred 1996-7-23 13399 Plumas Sierra Nevada; Plumas Natl. Forest: near summit on NW side above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  UC54220  Eriogonum ursinum H. M. Hall and E. B. Babcock July 1903 4443 Plumas Genessee Valley Sierra Nevada Mountains, Genessee Valley 1097 Comment
  CHSC21190  Eriogonum ursinum var. ursinum F. T. Griggs; A. Pass 1975-7-11 154 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS113664  Eriogonum vimineum Lowell Ahart, Josephine Guardino 2007-7-20 14318 Plumas Along a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  SEINET3814205 Image available Eriogonum vimineum Lewis S. Rose 1932-9-4 32601 Plumas Portola. 1372 Comment
  CHSC66648  Eriophorum gracile Vernon H. Oswald; Lowell Ahart 1996-7-15 8049 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. High Cascade Range. 1371 Comment
  CHSC92143  Eriophorum gracile L. P. Janeway; B. Castro 2005-9-11 8541 Plumas Northern High Sierra Nevada. North edge of the fen above the middle of the Grassy Lakes, about 0.8 km northeast of Three Lakes. 1896 Comment
  RSA212169  Eriophyllum lanatum var. croceum L. S. Rose 1969-6-24 69050 Plumas Butterfly Valley, 3 mi. west of Keddie 1159 Comment
  CAS-BOT-BC301415  Eriophyllum lanatum var. grandiflorum Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CAS-BOT-BC301417  Eriophyllum lanatum var. grandiflorum L. P. Janeway 1993-7-22 4472 Plumas Plumas National Forest, Oroville Ranger District. Along the Pipeline Road 3.3 mi northwest of Lower Bucks Lake dam 1584 Comment
  RSA122466  Eriophyllum lanatum var. grandiflorum G. T. Nordstrom 1934-7-2 171 Plumas 1 mi SE Mt. Ararat. 1585 Comment
  CAS-BOT-BC308266  Eriophyllum lanatum var. integrifolium Lewis S. Rose 1934-7-23 34412 Plumas Chilcoot, Sierra Valley 1522 Comment
  CHSC37769  Eriophyllum lanatum var. integrifolium M. S. Taylor 1981-7-6 3965 Plumas S side of 24N02Y, ca. 1/2 mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoot. 1767 Comment
  LA203614  Eriophyllum lanatum var. integrifolium E. Sawyer; 1935-6-14 104 Plumas 1 mi. S of Sugarloaf, Sierra Valley 1523 Comment
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Nov 16 2015
  SEINET3276897 Image available Eriophyllum lanatum var. integrifolium Loraine Yeatts, Dick Yeatts 2011-7-16 5991 Plumas Plumas National Forest, Dixie Mt. State Game Refuge, along NF rd 176 N. of Frenchman Reservoir, Lookout Creek drainage. 1809 Comment
  SEINET8565699  Erodium cicutarium W. Harnach, N. Harnach 1990-6-16 391 Plumas Sierra Valley, N of Vinton, Frank Dotta Ranch. 1524 Comment
  POM83001  Eryngium alismifolium Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  RSA252468  Eryngium alismifolium R. F. Thorne, C. W. Tilforth 1969-9-6 39243 Plumas Near bank of Feather River, 1 mile SW of Beckwourth. 1357 Comment
  SJSU12230  Eryngium alismifolium N. A. Hopkins 1982-7-20 1087 Plumas by Marble Hot Springs Rd in NW corner Sierra Valley 1493 Comment
  UC657556  Eryngium alismifolium Roxana S. Ferris and Laura Lorraine 1941-8-9 10424 Plumas near village Lake Almanor Public Camp Comment
  RSA0049641  Erythranthe arvensis Dean Wm. Taylor 2012-6-20 21251 Plumas Lumpkin Ridge, Forest Road 27 about 5 miles North from Camp Eighteen (site) 1417 Comment
  CHSC28173  Erythranthe bicolor J. D. Jokerst 1979-6-23 268 Plumas Abundant in first meadow S. of Meadow Valley Cr. and E. of Forest Service rd. to Deanes Valley (S. of road between Bucks Lake and Quincy). Comment
  CHSC107462  Erythranthe breweri Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-7-6 20 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
  CHSC78484  Erythranthe lewisii Vernon H. Oswald 2000-7-29 9943 Plumas Forest Road 22N84X 1.4 mi east of La Porte-Quincy Hwy., ca. 0.25 mi (air) east-northeast of Pilot Peak. 2087 Comment
  SD46685  Erythranthe moniliformis Robert J. Weatherby 1955-8-12 1682 Plumas McFarland Creek near Morrow Creek, above Meadow Valley 1431 Comment
  CAS-BOT-BC505241  Erythronium grandiflorum Gladys L. Smith 1976-6-7 4613 Plumas South end of summit ridge, secondary road from Quincy to La Porte, drainage of Middle Fork Feather River 1950 Comment
  CHSC111850  Erythronium purpurascens L. P. Janeway 2014-5-7 11243 Plumas Northern High Sierra Nevada. Plumas National Forest; south-facing slope on southeast end of Red Mountain, along Road 23N69 0.9 road-km northwest of 18 Road (23N18); headwaters area to minor drainages into West Branch Coldwater Creek. 1902 Comment
  CHSC111851  Erythronium purpurascens L. P. Janeway 2014-5-7 11241 Plumas Northern High Sierra Nevada. Plumas National Forest; east edge of Granite Basin; just above Buckhorn Creek, just up from the 18 Road (23N18) crossing; 2.4 air-km southwest of top of Red Moun-tain. 1610 Comment
  CHSC74144  Erythronium purpurascens B. Castro 1998-7-9 808 Plumas Ca 7.5 air mi SW of Bucks Lake on Rock Island Ridge, ca 2 air mi E of the Oro-Quincy Hwy, on N side of USFS Rd 23N18. 1554 Comment
  CHSC98342  Erythronium purpurascens L. P. Janeway 2007-6-3 9023 Plumas Northern High Sierra Nevada. Eastern high end of Red Mountain, along Road 23N69 about 1.6 km northwest of Road 18. Flat ridge top, open forest. 1929 Comment
  CAS-BOT-BC505249  Erythronium purpurascens M. S. Taylor; G. Rotta 1982-5-18 4469 Plumas Jct. of rds 27N39 & 26N18 ca. 1/4 mile e of Long Valley Mine, ca. 4 air mi w of Greenville. 1645 Comment
  UC54477  Eschscholzia californica H. M. Hall and E. B. Babcock July, 1903 4430 Plumas Indian Valley Sierra Nevada Mountains 1066 Comment
  CAS-BOT-BC403351  Eschscholzia californica John Thomas Howell 1961-9-23 36881 Plumas Cooks Creek Road near Engelmine 1082 Comment
  SD9118  Eucephalus breweri R. M. Austin 1881-1 Plumas Mt. Dyer 2135 Comment
  UCD142382  Euphorbia crenulata Robbins; Raynor 1943-6-1 s.n. Plumas Belden, Feather River Canyon. Comment
  CHSC117627  Eurybia integrifolia Lowell Ahart 2016-8-30 21321 Plumas On the east side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CHSC66746  Eurybia integrifolia Vernon H. Oswald; Lowell Ahart 1996-8-14 8148 Plumas Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 0.9 mi N of the road to Johns-ville (0.9 mi N of the Sierra Co. 2 mi post). 1889 Comment
  JEPS31893  Eurybia integrifolia W. L. Jepson 1939-7-31 19312 Plumas Spanish Peak (just below with summit) Spanish Peak 2133 Comment
  UC1557867  Eurybia integrifolia J. Semple and S. Heard 1986-8-13 8415 Plumas near, Little Grass Lake Road Little Grass Valley Rec. area (between LaPorte & Quincy) Comment
  CAS-BOT-BC310595  Eurybia radulina Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 158907 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1097 Comment
  CAS-BOT-BC310597  Eurybia radulina Milo S. Baker 1926-8-25 311 c-'26 Plumas Lee's Camp Comment
  CAS-BOT-BC413892  Fallopia convolvulus John Thomas Howell 1967-6-23 42693 Plumas Butterfly Valley 1066 Comment
  CAS-BOT-BC413893  Fallopia convolvulus David D. Keck 1932-7-3 1669 Plumas Quincy, in the Northern Sierra Nevada. 1065 Comment
  CDA18700  Festuca G. D. Barbe, T. C. Fuller 1982-6-15 3711 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1554 Comment
  UCR146409  Festuca arida Beecher Crampton 1954-5-11 1875 Plumas Northern Sierra Nevada Mountains, 4 miles east of Beckwourth, [The Buttes] along Hwy. 24 1494 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
  SEINET180997 Image available Festuca occidentalis L. S. Smith 1922-7-24 1201 Plumas Modoc Forest; Rush Creek Hill on toll road 1890 Comment
  CHSC92822  Festuca pratensis Lowell Ahart; Josephine Guardino 2005-8-9 12293 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CHSC102433  Festuca rubra L. P. Janeway; B. Castro 2009-7-12 9854 Plumas Northern High Sierra Nevada. Lower Thompson Valley 2.1 km north of Red Clover Creek. 1678 Comment
  CHSC103121  Festuca subulata Lowell Ahart; John Dittes, Josephine Guardino 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. 1302 Comment
  CHSC110623  Floerkea proserpinacoides B. Castro 2006-6-9 1556 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of mouth of McReynolds Creek at red Clover Creek. 1668 Comment
  CAS-BOT-BC55662  Frangula purshiana Anna Head 1921-1-1 s.n. Plumas Feather River region Comment
  CAS-BOT-BC55673  Frangula purshiana David D. Keck 1932-7-3 1647 Plumas Quincy, in the Northern Sierra Nevada 1188 Comment
  CAS-BOT-BC55674  Frangula purshiana David D. Keck 1932-7-3 1647 Plumas Quincy, in the Northern Sierra Nevada 1188 Comment
  CHSC21099  Frangula purshiana F. T. Griggs; A. Pass 1975-7-3 72 Plumas Buck's Lake. N of Grizzly Forebay. Comment
  CHSC98743  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-12 9160 Plumas Northern High Sierra Nevada. Meadow at a northeastern headwaters of Marble Creek; along Road 23N18D 150m southwest of Road 18; northern end of Rock Island Ridge, 1.3 km south-southeast of Soapstone Hill. 1603 Comment
  HSC104000  Frangula purshiana subsp. annonifolia L. Ahart 2012-7-1 18255 Plumas About 4 air mi. NE of Belden, ~ 200 yds. NW of Caribou Rd., along the creek 834 Comment
  CHSC67381  Frangula purshiana subsp. ultramafica James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2560 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy. 70. 1584 Comment
  SJSU4636  Frangula rubra C. W. Sharsmith 1969-6-21 7605 Plumas Jamison Cr c. 1.5 mi S of Johnsville 1645 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
  RSA101396  Frasera albicaulis var. nitida R. Weatherby 1955-7-21 1648 Plumas Rocky Point, top of No Ear Bar trail, Middle Fork Feather River. 1524 Comment
  CHSC114707  Fritillaria atropurpurea G. Douglas Barbe; T. C. Fuller 1982-6-15 3713 Plumas 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  RSA52952  Fritillaria atropurpurea R. Weatherby 1950-5-31 1436 Plumas West shore of Lake Almanor 1418 Comment
  CAS-BOT-BC130394  Fritillaria pinetorum Gladys L. Smith 1976-6-7 4600 Plumas Secondary road betw. Rte. 70 and La Porte 1950 Comment
  SD6485  Fritillaria recurva Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CAS-BOT-BC504448  Fritillaria recurva Ella Dales Cantelow 1939-5-20 2555 Plumas 1.6 mile off main highway near Rock Creek, 5 1/2 miles west of Quincy Comment
  SEINET8480221  Fritillaria recurva A. Miller 1933-5-30 2091 Plumas [Red] Clover Creek, near Beckwith [sic]. Comment
  CHSC21706  Galium F. T. Griggs; A. Pass 1975-7-2 61 Plumas Buck's Lake Forest Service Survey. Comment
  UCR60739  Galium aparine B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0959 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
  CHSC97195  Galium bifolium Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14000 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
  JEPS106192  Galium bifolium Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10916 Plumas Along Rinehart Creek, southwest slope of Grizzly Peak, about 1 1/4 miles (air) west of Grizzly Peak, about 8 1/4 miles (air) northeast of Quincy 1940 Comment
  SEINET10500690  Galium bifolium Mary Susan Taylor 1981-6-17 Taylor 3926 A Plumas T25N R12E nw/ne sec 35. Grizzly Valley quad. Large Montane Meadow on N side of Coldwater Spring, ca. 1/4 mi E of its jct with 25N49, ca. 14 air mi N of Blairsden. 6800 ft elev. 2073 Comment
  JEPS115549  Galium bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16219 Plumas On dry rocky soil, north side of Forest Service Road 26N22, 4,650 feet northwest of Rattlesnake Hill, 3.0 miles (air) south-southeast of Lake Almanor Dam 1591 Comment
  CHSC32016  Galium grayanum L. Ahart 1974-8-3 587 Plumas Near Mt. Etna, ca. 5 mi E of Bunker Hill Mine, ca. 10 mi NE of La Porte. 1981 Comment
  UCR71482  Galium grayanum Barbara Ertter, Gary Schoolcraft 1989-7-3 8641 Plumas c. 0.5 mile below Red Rock lookout, c. 8 airmiles south of Susanville 2134 Comment
  POM312366  Galium trifidum Malcolm A. Nobs, S. Galen Smith 1949-8-18 1392 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CHSC34893  Galium trifidum var. pacificum M. S. Taylor 1981-8-31 4259 Plumas Off spur rd 0.5 mi S of Hwy 70, near Mabie, ca. 3 mi W of Portola. 1463 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
  SEINET10968825  Galium trifidum var. subbiflorum Lowell Ahart 1985-7-3 Ahart 5104 Plumas About 4 1/4 miles north-east of La Porte. Comment
  SEINET12331838  Galium trifidum var. subbiflorum Unknown 1985-1 5104 Plumas about 4.25 mi NE of La Porte, Little Grass Valley Reservoir, where South Fork Feather River flows 1585 Comment
  CAS-BOT-BC169851  Garrya fremontii C. Hart Merriam 1906-10-1 s.n. Plumas Quincy Comment
  CAS-BOT-BC169859  Garrya fremontii John Thomas Howell 1959-9-26 35043 Plumas Near Kiddie 1005 Comment
  CAS-BOT-BC169865  Garrya fremontii Lewis S. Rose 1954-5-30 54075 Plumas Johnsville 1600 Comment
  SFV11164  Garrya fremontii M. L. Vincent 1964-4-10 554 Plumas Highway Alt. 40, 1 mile southwest of Virgilia. 850 Comment
  UC1122702  Garrya fremontii C. G. Albertus 1935-7-22 226 Plumas 3.75 mi sw Lovejoys; Plumas National Forest, Downieville Quad. 1767 Comment
  SEINET5765231  Garrya fremontii J. T. Howell 1959-9-26 35043 Plumas Near Keddie. 1006 Comment
  CHSC103151  Gayophytum diffusum subsp. parviflorum Lowell Ahart; John Dittes 2009-9-7 16386 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC99805  Gayophytum diffusum subsp. parviflorum Lowell Ahart 2008-8-14 15197 Plumas 20 yards northeast of the metal gate, east side for Forest Road 22n68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  SDSU8778  Gayophytum diffusum subsp. parviflorum R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile north of Chester, Calif. Comment
  PASA1905  Gayophytum eriospermum Margaret Stason 1932-6-22 Plumas Camp ground, Lake Almanor 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
  UC1122563  Gayophytum heterozygum C. W. Hanks 1934-8-31 66 Plumas hills ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC62151  Gayophytum humile L. P. Janeway 1993-7-21 4467 A Plumas Plumas National Forest. Southwest side of Red Clover Valley, 0.9 mi southeast of Clover Valley Ranch; 200 ft south of the Beckwourth-Genesee Road along logging spur 24N66X. Along edge of dirt road. 1685 Comment
  RSA101449  Gayophytum humile R. Weatherby 1955-7-2 1589 Plumas Wilcox Valley. 1768 Comment
  JEPS113641  Gayophytum racemosum Lowell Ahart, John Dittes 2007-6-16 14088 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UC405457  Gentiana newberryi R. M. Austin Aug 1896 896 Plumas Big Meadows Comment
  UCD149986  Gentianopsis holopetala William Anderson 1964-10-3 s.n. Plumas Butterfly. Comment
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Apr 11 2016
  SEINET10454850  Gentianopsis simplex Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4974 Plumas T22N R11E nw/se sec 26. Sierra City NW quad. Plumas-Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 5620 ft. 1713 Comment
  RSA148689  Gilia capitata Clare B. Hardham 1961-6-15 7398 Plumas Between Taylorsville and Indian Falls Comment
  UC1583953  Gilia capitata subsp. capitata G. Schoolcraft 1990-6-4 2068 Plumas about 1 mi w Crescent Mills; w of Crescent Mills 1463 Comment
  UC1123739  Gilia capitata subsp. mediomontana F. W. Embree 1934-6-21 113 Plumas 1 mi s, 1/2 mi e Storie; Bidwell Bar Quad., Plumas National Forest, e of Storrie Comment
  CHSC105676  Gilia leptalea subsp. leptalea Lowell Ahart 2010-10-21 17306 Plumas About 80 yards northwest of the spring, on the north 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
  JEPS102769  Glyceria borealis Lowell Ahart 2001-8-28 9189 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  CAS-BOT-BC282701  Glyceria elata Walter Knight; Irja Knight 1966-9-12 1707 Plumas Rubble Gap, Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC282709  Glyceria elata John Thomas Howell 1960-7-23 35941 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC303817  Gnaphalium John Thomas Howell 1976-10-29 52281 Plumas Folsom Lake at Brown's Ravine Boat Landing, near high water line 121 Comment
  CDA14048  Gnaphalium canescens subsp. thermale G. F. Hrusa, T. D. Wilfred 1996-8-1 13420 Plumas Sierra Nevada; Plumas National Forest. ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp. Comment
  CAS-BOT-BC307374  Gnaphalium palustre John Thomas Howell 1962-6-17 37661 Plumas Butterfly Valley, Sierra Nevada 1036 Comment
  CHSC35939  Gnaphalium palustre M. S. Taylor 1982-6-28 4760 Plumas Ramelli Ranch, ca. 1 mi w of Beckwourth. 1487 Comment
  CHSC65327  Gnaphalium palustre Lowell Ahart 1995-10-1 7643 Plumas On the bottom of the drying pond, Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  JEPS102799  Gnaphalium palustre Lowell Ahart 2001-8-29 9246 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS122239  Gnaphalium palustre Lowell Ahart 2014-9-9 19834 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  JEPS33990  Gnaphalium palustre W. L. Jepson 1918-8-16 8010 Plumas Lights Creek Engels 1341 Comment
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1
  RSA59685  Gnaphalium palustre E. K. Balls 1950-9-9 15752 Plumas West of Lakes Center Public Campground at south end of small lake. 2043 Comment
  CHSC33741  Goodyera oblongifolia M. S. Taylor; M. Foster 1981-7-14 4009 A Plumas Saddle at head of Bullfrog Ravine, up to 1/4 mi e and w of rd 26N18, ca. 3 air mi nw of Indian Falls. 1645 Comment
  UC336577  Goodyera oblongifolia unknown Sept. 1874 Plumas Butterfly Valley Comment
  RSA184923  Goodyera oblongifolia Lewis S. Rose 1966-7-26 66050 Plumas Butterfly Valley. 3 miles west of Keddie. 1067 Comment
  JEPS107732  Gratiola ebracteata Lowell Ahart, John Dittes 2005-9-19 12392 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  SEINET10872105  Grindelia nana Mary Susan Taylor 1981-8-31 Taylor 4256 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
  SEINET10474257  Grindelia nana Mary Susan Taylor 1981-8-5 Taylor 4170 Plumas 1069 Comment
  CAS-BOT-BC182424  Hackelia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54263 Plumas About 1.4 mi. SE of summit of Mt. Hough on road to [Qunicy] Quincy 1950 Comment
  RSA8555  Hackelia californica Elmer I. Applegate 1929-6-22 5820 Plumas Near Lee s Camp, Warner Valley, Mt. Lassen region. Comment
  CHSC58162  Hackelia micrantha Vernon H. Oswald 1992-6-18 4987 Plumas Lassen Volcanic National Park. Warner Valley: N side of Hot Spring Creek ca. 0.2 mi upstream from the boundary of the park. 1609 Comment
  JEPS67927  Hackelia micrantha R. H. Platt 1891-1 Plumas Big Meadows Prattville; The Sierras Comment
  CHSC46634  Hackelia nervosa Lowell Ahart 1989-7-2 6354 Plumas North of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles north-east of La Porte. 2103 Comment
  CHSC88007  Hackelia nervosa Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11158 Plumas 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
  SEINET10474690  Haplopappus bloomeri Mary Susan Taylor 1981-8-4 Taylor 4152 Plumas 7100 ft. T28N R12E se 1/4 28 Diamond Mt. quad. On top of Wildcat Ridge, ca 4 air mi NW of Antelope Lake, ca. 13 air mi NE of Taylorville. Very rocky, open with few trees. Partially burned (old.) Tertiary volcanic on top of eocene marine. 2164 Comment
  SEINET10475154  Haplopappus lanceolatus Mary Susan Taylor 1982-9-13 Taylor 5138 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
  SEINET3365756 Image available Hastingsia alba Marcus E. Jones 1897-7-3 Plumas Pratville Comment
  UCSB45756  Hastingsia alba Reisentz, Paul 1979-5-12 Plumas 12 miles south on Highway 70, from junction of Highway 70 and Highway 89 Comment
  CAS-BOT-BC307520  Hazardia whitneyi var. whitneyi Lowell Ahart 1980-9-17 2658 Plumas 1/2 mile north-west of Fowler Pk., Sierra Nevada 1600 Comment
  CHSC43610  Hazardia whitneyi var. whitneyi Vernon Oswald 1983-8-24 1023 Plumas Pacific Crest Trail, ca. 3 mi e of Humboldt Summit n-e of Jonesville. 2118 Comment
  CAS-BOT-BC306690  Helenium bigelovii John Thomas Howell 1960-7-18 35532 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC33888  Helenium bigelovii M. S. Taylor 1981-7-21 4087 Plumas Along creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, ca. 3 air mi n of Spring Garden. 1371 Comment
  SEINET11196751 Image available Helianthella californica W. Harnach 1990-6-19 397 Plumas SierraValley, Genesse Rd. N of Beckwourth 1585 Comment
  SEINET11196752 Image available Helianthella californica P. A. Lehembauer 1937-5-30 s.n. Plumas Near Feather Inn, along Feather River. Comment
  UC579650  Helianthella californica subsp. nevadensis E. Sawyer 1935-5-27 41 Plumas 1 3/4 mi n Kirby; Sierraville Quadrangle 1554 Comment
  CAS-BOT-BC314724  Helianthella californica var. californica Thos. Harris 1969-6-1 s.n. Plumas West side of Lake Almanor 1402 Comment
  CAS-BOT-BC314800  Helianthella californica var. nevadensis John Thomas Howell 1975-6-16 51142 Plumas 2 miles northwest of Spring Garde, Sierra Nevada 1173 Comment
  CDA6427  Helianthella californica var. nevadensis T. R. Haig 1962-8-9 Plumas 2 miles south of Graeagle. Comment
  RSA123088  Helianthella californica var. nevadensis E. Sawyer 1935-5-27 41 Plumas 1.75 miles N of Kerby. 1555 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
  UCR123675  Helianthus bolanderi George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6867 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CDA3751  Hesperis matronalis T. C. Fuller 1963-7-17 10924 Plumas West of Highway 40 Alt., 0.1 mile north of hotel in Quincy. 0 Comment
  RSA74346  Hesperochiron pumilus Milo S. Baker 1952-5-24 12436 Plumas Highway 89, southwest of Chester. Comment
  HSC73000  Hesperocyparis bakeri M. S. Taylor, M. Foster 1981-8-13 4175 Plumas N and NE side of W flank of Wheeler Peak ridge, 5 air mi. N of Genesee 1982 Comment
  MACF019598  Hesperocyparis bakeri Trudy R. Ericson 1975-9-18 405 Plumas Approx. 1/8 mi. east of Mud Lake which lies due south of end of logging road 2103 Comment
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Apr 29 2016
  CHSC37013  Heterocodon rariflorum M. S. Taylor 1982-9-8 5114 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 4 air mi s of Greenville. 1371 Comment
  CHSC69702  Heterotheca oregona var. rudis Vernon Oswald; Lowell Ahart 1997-9-18 8871 Plumas Hwy. 70 between Tobin and Belden, 10.7 mi north of the Butte-Plumas county line. On the bank of the North Fork Feather River. 627 Comment
  CAS-BOT-BC310937  Heterotheca villosa var. minor G. Sommers 1976-8-20 239 Plumas Sierra Valley along Highway 70 5 km west of Vinton 1487 Comment
  CAS-BOT-BC312290  Heterotheca villosa var. minor L. P. Janeway 1990-8-15 3829 Plumas Along edge of dirt road near Cascade Creek ca. 1 1/4 mi SW of Little Grizzly Creek 1859 Comment
  SD8411  Heuchera micrantha Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CHSC81406  Heuchera micrantha var. erubescens L. P. Janeway 1996-5-13 4967 Plumas Northern High Sierra Nevada. Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. 902 Comment
  CAS-BOT-BC425223  Heuchera rubescens Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas 1 1/2 west of Johnsville on road to Gibsonville 1615 Comment
  CAS-BOT-BC319620  Hieracium albiflorum John Thomas Howell 1960-7-19 35709 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  JEPS115089  Hieracium albiflorum Lowell Ahart, John Dittes 2009-7-13 16053 Plumas On dry soil, on the east 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
  CHSC54431  Hieracium scouleri var. nudicaule Vernon H. Oswald 1991-7-17 4755 Plumas Forest Rd 29N16 (Little Willow Lake Rd), 0.4 miles north of its junction with Rd 29N18 (Upper Rice Creek Rd), ca. 3 miles (air) south of Drakesbad and 0.5 mile (air) south of Little Willow Lake. 1874 Comment
  CHSC69414  Hieracium scouleri var. scouleri Lowell Ahart 1997-8-28 7873 Plumas On the retaining wall, on the south side of the dirt road, just west of Hopkins Creek, about 1 mile east of the Bunker Hill Mine. 1706 Comment
  JEPS26683  Holodiscus discolor P. C. Hutchison 1961-6-9 2116 Plumas 2 miles south of Rich Bar; Feather River, US Alt. 40; canyon of the north fork of the Feather River along highway US Alt. 40, on serpentine cliff above road, at bridge, 2 miles south of (below) Rich Barr. Comment
  SD149107  Holodiscus discolor Lowell Ahart 1986-7-8 5357 Plumas Open bare serpentine area, ca. 1 mi. NW of Pilot Peak, ca 14 mi. NE of La Porte. 1951 Comment
  CAS-BOT-BC150020  Holodiscus discolor var. discolor John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2180 Plumas Mouth of Butterfly Creek 883 Comment
  SEINET10960380  Hordeum brachyantherum Mary Susan Taylor 1982-6-28 Taylor 4768 Plumas T23N R14E S27 NW1/4 NE1/4. Portola Quad. Flat grassy drainage on N side of Feather River, ca. 1/4 mi W of Calpine Rd (109), Ramelli Ranch, ca. 1 mi W of Beckwourth. With Triteleia hyacinthina, Mimulus guttatus. 1487 Comment
  CAS-BOT-BC284653  Hordeum brachyantherum subsp. brachyantherum Lewis S. Rose 1968-6-10 68084 Plumas Quincy 1036 Comment
  CDA13421  Hordeum brachyantherum subsp. brachyantherum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13269 Plumas Sierra Nevada; Occasional in open, moist to dryish sites adjacent to Bull Run Creek off USFS 23N12E. Perennial, bunching. Forest here dominated by Pinus jeffreyi, Abies concolor, Calocedrus. Riparian scrub with Alnus incana ssp. tenuifolia. Comment
  SEINET10591620  Hordeum jubatum Mary Susan Taylor 1982-8-10 Taylor 4959 Plumas T27N R8E S28 NW1/4 NW1/4. Almanor NE Quad. N side of Hwy 89, S end of Lake Almanor, ca. 1 mi W of Canyon Dam. With Madia gracilis, Lupinus confertus, Hypericum perforatum. 1372 Comment
  CAS-BOT-BC273494  Hordeum vulgare John Thomas Howell 1961-6-21 36680 Plumas Greenville 1097 Comment
  CDA18430  Horkelia fusca subsp. parviflora G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3149 Plumas Long Valley; Long Valley, 0.4 mile south of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 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
  CAS-BOT-BC143430  Horkelia fusca var. brownii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54141 Plumas 1/4 mile west of Round Valley Resrvoir Dam 1371 Comment
  SEINET10837216  Hydrophyllum capitatum var. alpinum Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3838 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. N side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft. 2103 Comment
  CDA18758  Hydrophyllum occidentale G. D. Barbe, T. C Fuller 1982-7-16 3758 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
  CHSC46636  Hydrophyllum occidentale Lowell Ahart 1989-7-2 6352 Plumas North of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles north-east of La Porte. 2103 Comment
  UCD133304  Hymenoxys lemmonii R. W. Thorp 1963-8-6 63 -76 Plumas 25 miles south of Vinton. Comment
  CHSC103150  Hypericum anagalloides Lowell Ahart; John Dittes 2009-9-7 16382 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC401208  Hypericum perforatum John Thomas Howell 1959-9-21 34721 Plumas Belden 701 Comment
  CAS-BOT-BC175975  Hypericum scouleri M. S. Taylor 1982-8-4 4919 Plumas Along spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 mi ne of Quincy 1889 Comment
  CAS-BOT-BC401442  Hypericum scouleri W. W. Wagner 1919-7-2 306 Plumas Taylor Creek 1219 Comment
  CHSC35922  Idahoa scapigera M. S. Taylor 1982-5-17 4462 Plumas N side of 22N55, near its jct with 22N54 and 22N88, ca. 2 mi se of Portola. 1706 Comment
  SD7657  Ipomopsis aggregata R. M. Austin 1880-1 Plumas Big Meadows Comment
  CDA13384  Ipomopsis aggregata subsp. aggregata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13233 Plumas Sierra Nevada; Above headwaters of Bull Run Creek off USFS 23N12E. Comment
  JEPS87937  Ipomopsis congesta subsp. montana Barbara Ertter with Gary Schoolcraft 1989-7-3 8663 Plumas ca. 7 air mi s Susanville (sw peak); Diamond Mt. 2316 Comment
  CAS-BOT-BC135736  Iris hartwegii E. K. Balls 1950-8-30 15505 Plumas Trail to Buck's Creek from Tobin's Resort, North Fork, Feather River 609 Comment
  CAS-BOT-BC135738  Iris hartwegii L. W. Lenz; E. K. Balls 1955-5-14 20710 Plumas 3.1 mi. N. of Greenville on rd. to Lake Almanor, Hwy. 89 1158 Comment
  JEPS88859  Iris hartwegii subsp. pinetorum Carol A. Wilson 1992-5-18 92 -ph23 Plumas 6.5 mi before Canyon Dam (near Greenville, e of Lake Almanor on Hwy 89) 1097 Comment
  RSA136506  Iris hartwegii subsp. pinetorum Lee W. Lenz, E. K. Balls 1956-6-19 21839 Plumas 1.2 miles east along State Highway 89 after leaving Lake Almanor 1418 Comment
  CAS-BOT-BC137399  Ivesia aperta James R. Shevock 1985-7-6 11315 Plumas Sierra Valley. Along California highway 49, 0.2 mile north of Plumas-Sierra County line and about 2.5 miles north of Loyalton 1600 Comment
  UC161893  Ivesia sericoleuca Katharine Brandegee 1912-7-30 Plumas Portola Comment
  UCD141295  Juncus acuminatus G. F. Hrusa 1992-10-8 10492 Plumas Smith Lake, approximately 2 m. E of Snake Lake. Comment
  SEINET10472259  Juncus balticus Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4317 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 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
  CHSC118722  Juncus bufonius Wendy L. Boes 2015-6-14 2015002 Plumas Lassen National Forest. Location to the east of Little Grizzly Valley, south of junction of Forest Service road 27N37 and 27N37B, 1 mi. south of Road 307. UTM 646739 E, 4438812 N, NAD83 Zone 10N. 1645 Comment
  UC1028647  Juncus bufonius Robert J. Weatherby 1950-7-28 1489 Plumas n edge Taylorsville 1097 Comment
  UCD141359  Juncus bufonius L. Ahart 1981-9-6 3106 Plumas Indian Creek, about 1/2 mile southwest of the intersection of Highway 89 and Arlington Road, about 1.5 miles southwest of Crescent Mills. 1097 Comment
  CHSC99828  Juncus bufonius var. bufonius Lowell Ahart 2008-7-9 15064 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte. 1689 Comment
  RSA718513  Juncus bufonius var. bufonius L. Ahart 2006-10-23 13489 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek., About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast of Strawberry Valley. 1282 Comment
  UCD141424  Juncus covillei L. Ahart 1980-10-6 2675 Plumas about 1 mile south of La Porte. 1463 Comment
  SEINET10945580 Image available Juncus dubius R. M. Austin 1880-1 Austin s.n. Plumas Comment
  CHSC112598  Juncus ensifolius Lowell Ahart 2013-8-23 19019 Plumas Bottom of a hydraulic pit, east of Bird Creek, about 1/2 mile (air) west of Monitor Flat, about 3 miles (air) northwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1652 Comment
  CHSC65856  Juncus ensifolius L. P. Janeway 1995-10-25 4951 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, southeast side of Grass Lake. 1920 Comment
  CHSC81174  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 northeast of Chester. 1371 Comment
  SJSU13894  Juncus ensifolius N. A. Hopkins 1985-8-27 1310 Plumas Grass Lake 1786 Comment
  SEINET10472443  Juncus hemiendytus Lowell Ahart 1985-7-11 Ahart 5135 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
  CHSC100461  Juncus howellii Lowell Ahart 2008-9-10 15390 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte. Near center of section 27. 1598 Comment
  HSC14061  Juncus howellii L. S. Rose 1966-7-27 66068 Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  CAS-BOT-BC110167  Juncus luciensis A. A. Heller; P. B. Kennedy 1907-7-3 8695 Plumas Red Clover Valley. Comment
  JEPS114940  Juncus macrandrus Lowell Ahart 2008-8-14 15213 Plumas Meadow (swamp, bog), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 41/2 miles (air) north of La Porte 1597 Comment
  RSA59683  Juncus macrandrus E. K. Balls 1950-9-9 15757 Plumas South end of small lake, to west of Lakes Center Public Campground. 2043 Comment
  CHSC53074  Juncus nevadensis L. P. Janeway 1990-9-19 3850 Plumas Plumas National Forest. Along the western branch of Joseph Creek about 1/3 mi northeast of the crest of Grizzly Ridge. Along small creek. 2103 Comment
  CHSC63485  Juncus nevadensis Lowell Ahart 1994-7-28 7534 Plumas On the sides of a small stream, northeast of Frenchman Hill, southwest of Bucks Lake. 1706 Comment
  SD192838  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15373 Plumas South edge of Onion Valley, ca. 0.75 mile northwest of Pilot Peak, ca. 0.5 mile east of the Ouincy La Porte Road, ca. 9.5 miles northeast of La Porte. 1915 Comment
  JEPS107935  Juncus occidentalis Lowell Ahart, John Dittes 2005-9-19 12399 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  SD71005  Juncus occidentalis John Thomas Howell 1960-7-18 35550 Plumas Lassen Volcanic National Park, meadow, Drakesbad. 1676 Comment
  CHSC80891  Juncus orthophyllus Lowell Ahart 2001-7-17 8899 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
  JEPS114941  Juncus orthophyllus Lowell Ahart 2008-9-10 15383 Plumas On the north side 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
  CHSC72325  Juncus oxymeris L. P. Janeway 1998-9-10 6270 Plumas Butterfly Valley Botanical Area; southwest edge of the main darlingtonia bog below Road 25N47 (Sweetwater Marsh) 0.3 mi south of Road 417. 1164 Comment
  CDA13854  Juncus saximontanus G. F. Hrusa, T. D. Wilfred 1996-8-2 13459 Plumas Sierra Nevada; E side of Fells Creek immed. upstream from USFS 23N22 crossing. Comment
  CHSC113895  Juncus tenuis Lowell Ahart 2014-8-26 19789 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
  CHSC65859  Juncus tenuis L. P. Janeway 1995-10-25 4950 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, southeast side of Grass Lake. 1920 Comment
  CHSC94997  Juncus tenuis Lowell Ahart 2006-10-23 13491 A Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CHSC118726  Juncus tenuis Wendy L. Boes 2015-6-26 2015026 E Plumas Plumas National Forest. Located near Moonlight Valley, south of Forest Service Road 28N30C, northwest of 27N72. UTM 688052 E, 4451991 N, NAD83 Zone 10N. 1825 Comment
  SBBG128456  Juncus tenuis L. Ahart, J. Dittes 2009-7-13 16034 Plumas W side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2.0 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reservoir Dam 1476 Comment
  CAS-BOT-BC81075  Juniperus communis Anna Head 1921-7-11 s.n. Plumas top of ridge, east of Lake Center Camp, Feather River Region 2072 Comment
  CHSC63953  Juniperus communis B. Castro; G. Kuenster 1994-6-30 518 Plumas Ca. 0.1 mi SE of Grizzly Mtn (=Red Mtn on some Maps), along either side of USFS Rd 23N69. 1911 Comment
  CAS-BOT-BC85337  Juniperus occidentalis Pierson Durbrow 1918-7-1 s.n. Plumas Gray Eagle Canyon [Canon] Comment
  JEPS120554  Juniperus occidentalis var. australis B. Castro and L. P. Janeway 2006-6-4 1541 Plumas Northern High Sierra Nevada. along the new dirt road from Squaw Valley to McReynolds Valley and beyond, overlooking upper Thompson Valley from the NW; above old Squaw Valley Road which is now closed off. Comment
  CAS-BOT-BC58898  Kalmia microphylla subsp. microphylla J. H. Hatton; Cayot 1914-9-12 19213 Plumas Long Lake 2072 Comment
  UCD117475  Kalmia polifolia Lynn J. Gillespie 1982-5-23 s.n. Plumas ca. 3.5 miles northeast of Spanish Road, ca. 100 miles north of Snake Lake. 1219 Comment
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Mar 30 2016
  NY786828  Keckiella breviflora var. glabrisepala R. M. Austin 1880-1 s.n. Plumas Comment
  CAS-BOT-BC246162  Keckiella lemmonii Clarence R. Quick 1934-7-4 1349 Plumas Headwaters of Clear Creek, Plumas National Forest Comment
  CHSC42035  Keckiella lemmonii Lowell Ahart 1986-7-25 5375 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak. 1828 Comment
  UC889314  Kelloggia galioides Anna Head 1920-7-29 Plumas Lake Center Camp; Feather River Region 1920 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
  JEPS115876  Kyhosia bolanderi Lowell Ahart, John Dittes 2009-8-28 16352 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
  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
  CAS-BOT-BC340600  Lactuca serriola John Thomas Howell 1960-7-18 35605 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC36332  Lagophylla ramosissima M. S. Taylor 1982-6-28 4766 Plumas Ramelli Ranch, s of Hwy 70, w of Calpine Rd, ca. 1 mi w of Beckwourth. Along dirt roads. 1487 Comment
  PASA1969  Lappula californica Margaret Stason 1932-6-22 Plumas Lake Almanor Comment
  UC569539  Lathyrus brownii E. Sawyer 1935-6-1 56 Plumas 1 mi nw Kerby; Sierraville Quad. 1524 Comment
  UCD38330  Lathyrus brownii Beecher Crampton 1954-5-10 1868 Plumas 1 mile west of Portola. 1470 Comment
  CHSC112118  Lathyrus nevadensis var. nevadensis L. P. Janeway 2014-7-15 11538 Plumas Northern High Sierra Nevada. Plumas National Forest. Happy Valley, about 6.4 air-km northeast of Crombeerg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CHSC70121  Lathyrus nevadensis var. nevadensis L. P. Janeway 1997-5-15 5131 Plumas Hwy 70/89 at Rattlesnake Creek. 1310 Comment
  SEINET6658652  Lathyrus sulphureus Lewis S. Rose 1967-6-12 67116 Plumas Butterfly Valley, ca 3 mi west of Keddie.; 0 1219 Comment
  CHSC35925  Layia glandulosa M. S. Taylor 1982-5-19 4481 Plumas Ridge, ca. 1.5 mi e of Portola. 1706 Comment
  UC1552744  Layia glandulosa Frederica Bowcutt 1985-6-6 552 Plumas about 15 air mi ne of Quincy, i mi of Drum Bridge; Beckwourth Genesee Road Comment
  RSA59373  Ledum glandulosum E. K. Balls 1950-9-9 15770 Plumas West of Lakes Center Public Camp. 2043 Comment
  SD7724  Ledum glandulosum Mrs. R. M. Austin 1870-1 Plumas Butterfly Valley Comment
  UC170983  Ledum glandulosum H. M. Hall 1912-6-26 9274 Plumas Sierra Nevada Mountains, Butterfly Valley Butterfly Valley; Sierra Nevada Mountains, Butterfly Valley 1158 Comment
  CHSC34302  Leersia oryzoides L. Ahart 1981-9-6 3116 Plumas India n Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  JEPS101805  Leersia oryzoides Dean W. Taylor 1992-8-23 13219 Plumas Crescent Mills, Indian Creek bridge on Highway 207 1097 Comment
  JEPS106328  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
  POM312465  Lemna trisulca H. L. Mason 1955-7-30 14638 Plumas Near Chester Comment
  CAS-BOT-BC88868  Lepidium chalepense W. Harnach; N. Harnach 1989-5-22 115 Plumas Sierra Valley. East side of Co. road A-23 in road ditch. 1490 Comment
  CAS-BOT-BC12824  Lepidium perfoliatum Fred Sommers; Greg Sommers 1976-6-7 124 Plumas Marble Hot Springs Area. Sierra Valley Marsh. Marble Lane. 1487 Comment
  CAS-BOT-BC12823  Lepidium perfoliatum W. Harnach; N. Harnach 1990-4-18 259 Plumas Sierra Valely. Marbel hot well. 1487 Comment
  CHSC89319  Leptosiphon ciliatus G. D. Barbe; T. C. Fuller 1982-6-17 3802 Plumas Northern California. Plumas National Forest. Road bank at junction Gold Lake Road with Highway 89 between Graegle and Clio. 6 mi N of Sierra Co. line. [Lat./long. on label is '39 45 N; 120 36 W']. 1371 Comment
  POM74001  Leptosiphon ciliatus Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  UCD118767  Leptosiphon harknessii John Thomas Howell 1960-7-18 35556 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CAS-BOT-BC342090  Leucanthemum vulgare Gladys L. Smith 1976-6-5 4541 Plumas About Quincy and north to Childs Meadows & Mineral 640 Comment
  RSA59605  Leucophysalis nana Verne Grant, Alva Grant 1950-7-12 8938 Plumas Near Red Mt Fire Lookout, S of Diamond, Mt Plumas National Forest, S of Susanville. 2134 Comment
  UC82847  Lewisia kelloggii Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC107446  Lewisia nevadensis Matt Simenc; Rebecca Joyner 2011-7-2 11 Plumas Northern High Sierra Nevada. 0.25 miles NW of Pacific Crest Trail where it crosses ridge top just South of Onion Valley Reservoir. North facing, gently sloped, serpentine ridge top. 2013 Comment
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Dec 30 2014
  CAS-BOT-BC444180  Lewisia nevadensis Margaret Williams 1965-6-24 s.n. Plumas In Happy Valley (beyond Long Valley) 1706 Comment
  SEINET9301145  Lewisia nevadensis Unknown 1981-6-22 3063 Plumas Fork Feather River Comment
  CAS-BOT-BC444566  Lewisia triphylla A. A. Heller 1915-7-7 12063 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC444568  Lewisia triphylla Alice Eastwood 1927-6-15 14626 Plumas United States Forest Reserve. On trail to Long Valley Comment
  JEPS87744  Lewisia triphylla Lowell Ahart 1994-6-15 7324 Plumas w side of logging road near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 1 air mi w of Little Grass Valley Reservoir) 1767 Comment
  CAS-BOT-BC283805  Leymus cinereus John Thomas Howell 1955-7-19 30796 Plumas Vinton 1505 Comment
  CAS-BOT-BC283810  Leymus cinereus C. R. Ball 1932-7-24 699 Plumas Humbug House, Humbug Road. 9 miles SW of Lake Almanor and 20 miles NE of Chaparral Comment
  CAS-BOT-BC274531  Leymus triticoides John Thomas Howell 1961-6-21 36625 Plumas Greenville Comment
  JEPS28607  Ligusticum grayi George W. Gillett 1957-7-17 789 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake (Lassen Volcanic Nat'l Park); Lassen Volcanic Nat'l Park 1767 Comment
  CAS-BOT-BC494105  Lilaea scilloides William Harnach 2000-8-2 964 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-BC509330  Lilium kelleyanum Alice Eastwood 1930-6-1 14565 Plumas United States Forest Reserve, Forest Lodge, Greenville Comment
  CAS-BOT-BC509340  Lilium kelleyanum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS62012  Lilium pardalinum E. Fritz and T. H. Harris 1926-7-18 Plumas Meadow Valley Comment
  SEINET9634336 Image available Lilium pardalinum D. W. McNeal 1991-7-24 3842 Plumas Beside the road to the Long Lake-Mount Elwell trailhead in Lakes Basin campground; Plumas National Forest. Comment
  UC119794  Lilium parvum R. M. Austin Jul 1878 293 Plumas Big Meadows Comment
  RSA609433  Lilium washingtonianum Louis C. Wheeler 1958-7-28 7340 Plumas Sierra Nevada: South Fork Rock Creek, ca. 1/2 mile E of Bottle Springs, near Quincy 1584 Comment
  UC119801  Lilium washingtonianum subsp. purpurascens Mrs. R. M. Austin 1876-7 Plumas Comment
  CHSC81155  Limosella acaulis Lowell Ahart 2001-8-28 9199 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CAS-BOT-BC246071  Limosella aquatica M. S. Taylor 1982-9-7 5107 Plumas Ramelli Ranch, side of Feather River, ca. 2 mi. W of Beckwourth 1487 Comment
  SEINET10548795  Limosella aquatica Mary Susan Taylor 1982-7-8 Taylor 4807 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  JEPS113461  Linanthus ciliatus Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13999 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  UC485788  Linanthus ciliatus H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  SEINET8729337 Image available Linanthus filipes Helen K. Sharsmith 1955-1 4520 Plumas East Branch of North Fork of Feather River, near Virgilia. Comment
  CDA18471  Linanthus harknessii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3227 Plumas Sierra Nevada; 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  RSA52882  Lindernia dubia var. anagallidea R. Weatherby 1950-7-28 1530 Plumas At Smith Lake. 1250 Comment
  CHSC58205  Listera convallarioides Vernon H. Oswald; Lowell Ahart 1992-6-22 5031 Plumas Small corner of park property located along Warner Valley Rd. between Lee and Kelly camps. Lassen Volcanic National Park. 1597 Comment
  UC1594683  Listera convallarioides unknown 1992-7-1 5044 a Plumas ca. 5 air mi ssw Graeagle (via Gold Lake Forest Hwy. (County Rd.519), near the entrance gate to Elwell Lodge at s end of Lakes Basin Campground); Grass Lake 1926 Comment
  POM186546  Listera convallarioides D. D. Keck 1698 Plumas Quincy, in the northern Sierra Nevada. Water supply canyon to the left hand just south of town. 1067 Comment
  SEINET10483003  Lithophragma Mary Susan Taylor 1981-6-16 Taylor 3915 Plumas T24N R13E sw/ne sec 18. Grizzly Valley quad. S side of 24N09, ca. 1 mi W of Bagley Pass, ca. 10 mi NE of Sloat. 6400 ft elev. 1950 Comment
  SEINET10483004  Lithophragma Mary Susan Taylor 1982-5-6 Taylor 4411 Plumas T24N R8E se/sw sec 13. Bucks Lake NE quad. On wet clayey serpentine ridge, ca. 3/4 mi ne of 24N29, ca. l mi e of Meadow Valley. 3800 ft. 146 Comment
  CHSC84943  Lolium multiflorum Lowell Ahart 2003-10-26 10681 Plumas On a gravel bar on the east side of the South Fork of the Feather River, where the old road crosses the river, about 1/8 mile west of the Feather Fork Mine, about 1 3/4 miles (air) northeast of Little Grass Valley Reservoir, about 6 1/2 miles (air) northeast of La Porte. 1600 Comment
  CHSC33607  Lomatium canbyi M. S. Taylor; M. Foster 1981-6-10 3882 Plumas In Red Clover Valley, Overland Inc Ranch, ca. 300 yds se of corral, ca. 3/4 mi n of Genesee-Beckwourth Rd, ca. 11 air mi nw of Beckwourth. 1676 Comment
  SEINET10840953  Lomatium dissectum var. multifidum Mary Susan Taylor 1982-5-17 Taylor 4465 Plumas 5600 ft. T22N R14E se/se sec 6. Portola quad. Dry rocky volcanic flats and outcrops, n side of 22N55, near its jct with 22N54 & 27N88, ca. 2 mi se of Portola. 1707 Comment
  UC1509658  Lomatium dissectum var. multifidum M. S. Taylor 1982-5-17 4465 Plumas ca. 2 mi. s.e. Portola (n. side of 22N55 near its junction with 22N54 & 27N88); Portola Quad. 1706 Comment
  CDA18661  Lomatium macrocarpum G. D. 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
  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
  RSA0008792  Lomatium nevadense B. C. Templeton 1967-4-27 s.n. Plumas About 6 miles south of Beckwourth Comment
  CHSC33620  Lomatium nudicaule M. S. Taylor; M. Foster 1981-6-3 3856 Plumas Jct of Bwckwourth -Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi n of Beckwourth. 1706 Comment
  UCR51780  Lomatium nudicaule David D. Keck 1932-7-4 1711 Plumas Northern Sierra Nevada, Quincy: mouth of water supply canyon to the left hand, just south of town 1065 Comment
  CHSC97166  Lomatium piperi Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14020 Plumas East side of an open rocky flat, 10 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC72292  Lomatium plummerae L. P. Janeway; Glenn Clifton 1998-7-8 5725 Plumas About 1.5 mi southwest of Diamond Mtn; at junction of Diamond Mtn Motorway (Road 28N15) and unnamed road to small pond on a saddle of the crest. 2115 Comment
  UC1137630  Lomatium plummerae E. Sawyer 1935-5-21 9 Plumas 3 1/2 mi. s.-s.e. Beckwith Butte; Sierraville Quad. Comment
  UC1586463  Lonicera cauriana Vernon H. Oswald and Lowell Ahart 1991-7-30 4786 Plumas 5.2 mi (odometer) ne Humbug Summit (between Humbug Summit and Humbug Valley, Humbug Rd.); Grizzly Creek 1777 Comment
  UC102330  Lonicera interrupta Mrs. R. M. Austin July 1875 Plumas Comment
  CHSC54467  Lonicera involucrata var. involucrata Vernon H. Oswald; Lowell Ahart 1991-7-30 4787 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  CHSC61719  Lonicera involucrata var. involucrata Vernon H. Oswald; Lowell Ahart 1993-8-25 5864 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., ca. 0.2 mi upstream from the S boundary of the park at the downstream end of a series of falls and cascades. 1987 Comment
  UCD19148  Lotus June McCaskill 1956-6-6 458 Plumas Lake Almanor region. Comment
  UC942950  Lotus argophyllus var. fremontii Lewis S. Rose 1951-6-29 51078 Plumas Rock Creek; North Fork of Feather River 550 Comment
  CDA14699  Lotus corniculatus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3187 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  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
  JEPS125975  Lotus nevadensis var. nevadensis D. W. Taylor 2001-6-20 17804 Plumas Plumas National Forest; ridge dividing Middle Creek from Indian Creek, ca 2.5 air miles SSW of Antelope Lake Dam. Comment
  JEPS105486  Lotus oblongifolius Holly Forbes and Barbara Keller 2003-7-9 28 Plumas along road opposite Gold Lake Staging Area Comment
  RSA498781  Lotus oblongifolius Dorothy Davis 1923-08 s.n. Plumas Johannesville 1524 Comment
  CDA27293  Lotus purshianus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .279 Plumas On route 70 W of Storrie on sunny south-facing cliff Comment
  JEPS102565  Ludwigia palustris Lowell Ahart 2001-10-16 9372 Plumas On the NW side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1363 Comment
  UCD107090  Ludwigia palustris G. F. Hrusa 1992-10-8 10500 Plumas Middle of Smith Lake, ca. 2 m. from Snake Lake near Quincy. Comment
  SD46391  Lupinus adsurgens var. undulatus E. K. Balls, L. W. Lenz 1956-6-20 21844 Plumas 2 mi SE of Spring Garden, US Hwy, Quincy to Portola. 1250 Comment
  SEINET5766888 Image available Lupinus albicaulis subsp. wolfianus P. Kenney, Conrad; LeDoux 1973-1 421 Plumas Hwy 89; 5 mi W of jct with Hwy 70 1067 Comment
  CHSC52420  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 D Plumas Plumas National Forest. Along top of Eureka Ridge ca 0.5 mi south of the head of Bear Cr. 2103 Comment
  JEPS85925  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 A Plumas along top of Eureka Ridge ca 0.5 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2103 Comment
  RSA29125  Lupinus apertus J. T. Howell 1951-6-27 27606 Plumas Jamison Creek. 1890 Comment
  CHSC82500  Lupinus arbustus Lowell Ahart 2002-6-26 9784 Plumas On the west side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  JEPS15480  Lupinus arbustus Joseph and Hilda Grinnell 1938-6-11 1097 a Plumas Mohawk 1371 Comment
  JEPS65305  Lupinus arbustus W. L. Jepson 1910-6-5 4062 Plumas Warner Valley 1524 Comment
  UC177220  Lupinus arbustus H. M. Hall 1912-7-10 9328 Plumas Long Lake; Sierra Nevada Mountains, Long Lake 2042 Comment
  SEINET8040948  Lupinus arbustus M. Foster 1988-5-30 151 Plumas On n-sdie of Walker Mine Road, 1 mile w of Lake Davis, 12 mi n by nw of Portola 1783 Comment
  SEINET5767538 Image available Lupinus arbustus subsp. silvicola E. D. Merrill 1929-1 s.n. Plumas Silver Lake 1829 Comment
  CHSC36861  Lupinus argenteus var. heteranthus M. S. Taylor 1982-6-28 4754 Plumas Ramelli Ranch, s of Hwy 70, ca. 1 mi w of Beckwourth. 1487 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
  CAS-BOT-BC208841  Lupinus argenteus var. meionanthus L. P. Janeway 1990-7-20 3808 Plumas Along Lake Davis Rd 1.4 mi NW of Hwy 70 and Portola. 1524 Comment
  CHSC35934  Lupinus breweri M. S. Taylor 1982-6-10 4630 Plumas In sand on road, ca. 1 mi ne of Mapes Canyon, ca. 3 air mi nnw of Beckwourth. 1798 Comment
  SJSU6946  Lupinus breweri C. W. Sharsmith 1975-6-17 8226 Plumas near Gray Eagle Cr 1371 Comment
  RSA109813  Lupinus breweri var. breweri E. K. Balls, Lee W. Lenz, B. K. Balls 1956-6-20 21845 Plumas 5 mi. se. of Graeagle along Staate Hwy. 89, Quincy to Sierraville. 1433 Comment
  SEINET10490670  Lupinus caudatus subsp. caudatus Mary Susan Taylor 1982-8-19 Taylor 5025 Plumas T26n, r14e ne1/4ne1/4, sec. 14. Ferris creek quad. Along fitch canyon rd., Ca. 1 Mi sw of its jct with milford-beckwourth rd., Ca. 4 Mi. S of milford. Jeffrey pine forest; with wyethia mollis. 1829 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
  SEINET12161689  Lupinus confertus Detzer 1977-1 21 Plumas ca 3.5kmNE of Squaw Pk., E bank of unimproved USFS rd. Sec 1 T25N R14E 601 Comment
  CHSC88820  Lupinus dalesiae L. Hanson 1988-5-23 331 Plumas Plumas National Forest. Five Corners at Deadwood Saddle. 1463 Comment
  SEINET8584753  Lupinus dalesiae W. Harnach 2004-4-11 1156 Plumas Quincy, CA; end of Forest Knoll Road at the top of the hill 1061 Comment
  UC1502140  Lupinus dalesiae M. S. Taylor 1982-6-1 4573 Plumas n side of Hwy 70 just e of Greenhorn Ranch Rd. 0.1 mi e Spring Garden city limit sign; Spring Garden Quad. 1280 Comment
  SEINET10452050  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4546 Plumas T24N R8E ne/sw sec 14. Bucks Lake NE quad. W side of Bucks Lake-Spanish Creek Rd across from 1084 residence, in Meadow Valley. 3800 ft. 1158 Comment
  SEINET10452055  Lupinus dalesiae Mary Susan Taylor 1982-6-23 Taylor 4713 Plumas T23N R10E se/ne sec 18. Blue Nose Mt quad. S side of 23N10-Peoria Creek Rd, 1.5 mi w of its jct with 23N50Y, ca. 3 air mi sw of Sloat. 4600 ft. 1402 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
  SEINET10485192  Lupinus dalesiae Mary Susan Taylor 1982-7-3 Taylor 4605 Plumas T23n r11e nw1/4ne1/4 sec 22. Johnsville quad. Corolla yellow. On open bare Phyllite cutbank, s side of poplar creek rd (23n08), 0.1 mi. E of bridge, ca 1 Mi s of sloat. Mixed evergreen forest. With erysium capitatum. 1280 Comment
  SEINET10485198  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4597 Plumas T23n r12e nw14ne1/4 sec 17. Johnsville quad. Corolla yellow. Along 23n11, on Loop through cogswell ravine, on roadcut and upslope in disturbed areas, 3.2 Mi. Ne of jackson creek campground, ca 5 mi n of mohawk. Mixed evergreen Forest. With calochortus coeruleus, lathyrus sulphureus. 1737 Comment
  SEINET10838177  Lupinus dalesiae Mary Susan Taylor 1982-7-2 Taylor 4595 Plumas T23n r12e ne1/4sw1/4 sec 17. Johnsville quad. Corolla yellow. On roadcut, s Side of 23n11, 0.5 mi. E of its jct with 23n48, ca 5 air mi. N of mohawk. With Prunus emarginata, ribes. 1676 Comment
  JEPS85922  Lupinus grayi L. P. Janeway 1990-6-4 3694 Plumas along rd 23N12 ca 0.6 mi n of jct with Rd 23N51 (Little Long Valley, e-facing side of canyon); Plumas National Forest, Mt. Ingalls Quad. 1722 Comment
  RSA372136  Lupinus grayi LeDoux, M. L. Conrad, David B. Dunn 1973-6-5 1092 Plumas 2.2 miles from junction of Highway 89 and 70. Comment
  SEINET10490336  Lupinus grayi Mary Susan Taylor 1982-6-2 Taylor 4597 A Plumas Along 23N11, on loop through Cogswill Ravine, on road cut, 3.2 mi. NE of Jackson Creek Campground, ca 5 air mi N of mohawk. 1737 Comment
  SEINET11071860 Image available Lupinus grayi A. A. Heller, P. B. Kennedy 1907-7-15 8832 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  SEINET10450572  Lupinus latifolius J. D. Detzer, M. Sacks 1977-7-14 Detzer 22 Plumas Corolla blue to purple and white. Plants ca 11 dm tall. Abundant on dry Gravelly soil in open area at edge of montane coniferous forest, ca 3.5 km ne Of squaw pk., On e bank of unimproved usfs road. Sec 1, t25n, r14e. 1973 Comment
  SEINET10903529  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-6-16 Taylor 4676 Plumas T24n r10e ne1/4sw1/4 sec 33. Spring garden quad. Corolla blue. N side of 24N26-thompson creek rd, ca 3 mi. Se of quincy. Moist area near creek. With Potentilla glandulosa reflexa, cornus stolonifera. 1341 Comment
  SEINET10451303  Lupinus latifolius subsp. viridifolius J. D. Detzer, M. Sacks 1977-7-14 Detzer 22 Plumas Corolla blue-purple and white. Plants ca 11 dm tall. Abundant on dry gravelly Soil in open area at edge of montane coniferous forest, ca 3.5 km ne squaw pk., On e bank of unimproved usfs rd. Sec 1, t25n, r14e. 1973 Comment
  CHSC102138  Lupinus lepidus var. confertus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16232 Plumas On dry bare soil, forest floor, above the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS65070  Lupinus lepidus var. confertus W. L. Jepson 1918-8-17 8035 Plumas Sierra Valley 1524 Comment
  UC1482892  Lupinus lepidus var. sellulus LeDoux, Dunn and Conrad 1973-6-5 1082 Plumas jct. Hwy 70 and Twain Road 1066 Comment
  CHSC54321  Lupinus onustus Vernon H. Oswald; Lowell Ahart 1991-6-18 4688 Plumas Forest Rd 28N38, 4.9 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), 0.4 mile northwest of its junction with Forest Rd 28N68 at Greenville Saddle, ca. 4.5 miles (air) north of Greenville. 1609 Comment
  NY15965  Lupinus onustus R. M. Austin 1876-1 s.n. Plumas Comment
  UC1129725  Lupinus polyphyllus var. burkei A. E. Wieslander 1929-6-18 102 Plumas between Constantia and Doyle; Sierraville Quad. Comment
  SEINET8059992  Lupinus polyphyllus var. burkei A. A. Heller, P. B. Kennedy 1907-7-16 8874 Plumas Crystal Falls below Red Clover Valley Comment
  SEINET10490238  Lupinus sellulus subsp. ursinus Melvin L. Conrad, Eula V. Conrad 1981-7-12 Conrad 9482 B Plumas In Meadow VAlley ca. 7 miles west of Quincy, south side of hwy. in shaded pine forest. Comment
  SEINET10490878  Lupinus sellulus var. sellulus Duane Isely, I. Isely 1971-7-13 Isely 11403 Plumas At sulphur creek, st #89, s blairsden, 15 mi. N intersection st #89 and #49. Fls pale violet; standard with eye-spot. Comment
  CHSC47581  Luzula cascadensis Lowell Ahart 1975-7-2 838 Plumas Along the edge of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  JEPS114424  Luzula cascadensis Lowell Ahart 2008-7-9 15062 Plumas Near seeps, on the west side of the good logging road , about 100 yards south of a small stream, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1645 Comment
  CAS-BOT-BC436594  Luzula cascadensis Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Clear Creek 1524 Comment
  CHSC100056  Luzula comosa var. laxa Lowell Ahart 2008-7-16 15077 Plumas Edge of a seep, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC85993  Luzula comosa var. laxa L. P. Janeway 2003-7-19 7908 Plumas High Cascade Range. Along the south edge of Little Willow Lake. Just above high water line. 1831 Comment
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  CAS-BOT-BC441256  Luzula macrantha John Thomas Howell 1961-6-21 36634 Plumas Sierra Nevada: Greenville 1097 Comment
  CDA14765  Luzula parviflora G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3342 Plumas 0.75 mile east of Bucks summit on Bucks Lake Road. 1600 Comment
  UC335479  Luzula spicata unknown Aug 1874 Plumas Comment
  CHSC46706  Lycopus uniflorus V. Oswald; W. Dempsey 1989-8-24 3961 Plumas Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 11 mi (air) nw of Chester. On the margin of the lake. 1828 Comment
  CHSC62114  Lycopus uniflorus L. P. Janeway 1993-7-16 4459 Plumas Plumas National Forest. Snake Lake. At waters edge. 1205 Comment
  UCR70849  Lysimachia nummularia David D. Keck 1932-7-4 1627 Plumas N Sierra Nevada Mtns., Lake Almanor Road in the meadow at the city limits of Quincy. 1067 Comment
  JEPS121887  Lythrum portula Lowell Ahart 2014-11-16 19888 Plumas 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. Comment
  UC1035985  Madia elegans Helen K. Sharsmith 1955-6-28 4519 Plumas near Indian Valley; N Fork of Feather River Comment
  CDA15378  Madia elegans subsp. elegans G. F. Hrusa 1997-6-26 13893 Plumas Sierra Nevada; approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  POM181078  Madia elegans subsp. elegans A. A. Heller, P. B. Kennedy 1907-7-13 8828 Plumas Taylorville. Comment
  SD8615  Madia exigua Mrs. R. M. Austin 1879-1 Plumas Butterfly Comment
  CHSC115897  Madia glomerata L. P. Janeway 2015-7-29 11807 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  JEPS114382  Madia glomerata Lowell Ahart 2008-9-10 15382 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
  RSA14242  Madia glomerata Daniel Cleveland 1882-07 s.n. Plumas Prattville Comment
  UCR123520  Madia glomerata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6864 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CAS-BOT-BC342845  Madia glomerata Joseph Andorfer Ewan 1934-7-18 8574 Plumas Sierra Nevada of Plumas County. Along MIddle Fork Feather R. at Portola 1676 Comment
  CAS-BOT-BC342847  Madia glomerata Greg Sommers 1976-8-3 205 Plumas Sierra Valley Marsh, 1 km southeast of metal bridge on Dyson Lane 1524 Comment
  SEINET10474807  Madia glomerata Mary Susan Taylor 1982-9-7 Taylor 5092 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CAS-BOT-BC343250  Madia gracilis John Thomas Howell 1926-7-26 2122 Plumas Near Prattville 1463 Comment
  CAS-BOT-BC343266  Madia gracilis Clare B. Hardham 1975-8-2 20473 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC343268  Madia gracilis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2107 Plumas Butterfly Botanical Area and Vicinity. Between valley proper and Darlingtonia bog 1066 Comment
  CAS-BOT-BC343284  Madia gracilis John Thomas Howell; Gordon H. True 1967-7-9 43273 Plumas Meadow at Quincy 1036 Comment
  CDA13938  Madia gracilis G. F. Hrusa 1997-6-26 13876 A Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CHSC91691  Madia gracilis G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16347 Plumas Northern Sierra Nevada. Snake Lake, 4 mi. NW of Quincy. Lower end of lake just above dam and outlet. [Lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  RSA13375  Madia gracilis Daniel Cleveland 1882-7-24 s.n. Plumas Big Meadows. Comment
  RSA755776  Madia gracilis L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16112 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 air miles southwest of Lake Almanor. 1303 Comment
  SEINET6225029  Madia gracilis L. S. Rose 1967-1 67170 Plumas Plumas Co Comment
  RSA35102  Madia gracilis subsp. gracilis Thomas H. Kearney 1944-8-14 161 Plumas Near Prattville, Lake Almanor Comment
  RSA603951  Madia gracilis subsp. gracilis Joseph A. Ewan 1934-7-19 8241 Plumas Dentens (Blairsden) 1616 Comment
  POM253267  Madia minima A. A. Heller 1938-6-22 15178 Plumas Gravelly plain north of Chester 1305 Comment
  RSA95494  Madia minima L. S. Rose 1954-5-30 54058 Plumas Johnsville 1601 Comment
  CAS-BOT-BC347525  Malacothrix floccifera John Thomas Howell 1962-6-17 37671 Plumas Butterfly Valley 1036 Comment
  CHSC40630  Malacothrix floccifera J. D. Jokerst 1984-5-19 2019 Plumas Canyon of the North Fork of Feather River along the edge of Hwy 70 across from the Rock Creek power house. Comment
  CHSC62433  Malacothrix floccifera L. P. Janeway 1993-7-31 4484 Plumas Plumas National Forest. Along Cascade Road 0.6 mi north of Fall River crossing; between Mineral Springs Ravine and Dark Canyon. 1066 Comment
  UC336491  Malacothrix floccifera unknown Jul. 1883 Plumas Indian Valley Comment
  CAS-BOT-BC347527  Malacothrix floccifera M. S. Taylor 1982-6-14 4674 Plumas On ridge above Indian Falls 1310 Comment
  UC1552749  Malacothrix floccifera Frederica Bowcutt 1985-6-6 542 Plumas about 15 air mi ne Quincy (0.2 mi se of Drum Bridge, immed. n of Red Clover Creek and Beckwourth-Genesee Road); Plumas National Forest Comment
  SBBG47390  Marsilea vestita J. T. Howell 1961-9-25 36949 Plumas Feather River bed, Portola 1478 Comment
  JEPS101227  Marsilea vestita subsp. vestita Dean W. Taylor 2000-8-12 17578 Plumas far eastern shore near Pioneer Cabin Antelope Lake; ; Antelope Lake, far eastern shore near Pioneer Cabin 1524 Comment
  JEPS88533  Matricaria discoidea Vernon H. Oswald and Lowell Ahart 1996-7-15 8014 Plumas Lake Almanor High Cascade Range (e side of arm of lake extending n from the Hwy 36 causeway, s of point where the road to Last Chance Campground (28N11) begins to parallel lake) 1371 Comment
  SEINET11601831 Image available Matricaria discoidea T. Ramelli 1948-5-16 40 Plumas 0.5 miles west of Vinton 1524 Comment
  CDA32017  Medicago lupulina L. Ahart, J. Dittes, J. Guardino 2009-7-29 16233 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  JEPS115113  Medicago lupulina Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16233 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC269219  Melica aristata Lowell Ahart 1977-7-26 1478 Plumas One-half mile below the Bunker Hill Mine. The Bunker Hill Mine is about ten miles north-east of La Porte 2000 Comment
  JEPS76220  Melica aristata W. L. Jepson 1939-7-31 19298 Plumas halfway between Meadow Valley and Bucks Valley (lower slopes Spanish Peak); Spanish Peak 1676 Comment
  CAS-BOT-BC282090  Melica fugax Lewis S. Rose 1954-5-30 54067 Plumas Johnsville 1813 Comment
  CAS-BOT-BC282102  Melica fugax John Thomas Howell 1975-6-16 51154 Plumas 2 miles NW of Spring Garden 1173 Comment
  CAS-BOT-BC282103  Melica fugax John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54254 Plumas About 2.5 miles SE of Mount Hough on the road to Quincy 1798 Comment
  CHSC101869  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15905 Plumas About 200 yards west of Lake Almanor Dam, on the north side of the road under the pole line. 1421 Comment
  JEPS113797  Melica fugax Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13993 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
  UCD87271  Melica fugax Beecher Crampton 1960-6-21 5740 Plumas 3.5 miles east of Child's Meadow, along Gurnsey Creek; State Hwy. 36. 1463 Comment
  CAS-BOT-BC281267  Melica geyeri Javier Penalosa 1962-6-19 2491 Plumas Highway 40-89, +- 6.2 miles SE of Quincy 1097 Comment
  JEPS102462  Melica stricta Lowell Ahart 2001-7-17 8929 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC103124  Melica subulata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16104 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  JEPS102743  Melica subulata Lowell Ahart 2001-7-19 8948 Plumas Steep slope, on the east side 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
  UCD88628  Melica subulata John Thomas Howell; Gordon True, Walter and Irja Knight 1968-6-11 2410 Plumas Butterfly Botanical Area. 1097 Comment
  CDA4209  Melilotus officinalis T. C. Fuller 1959-7-6 4301 Plumas Northeast of Lake Almanor, 2 miles west of Clear Creek Junction. 0 Comment
  JEPS115119  Mentha arvensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16243 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC24283  Mentha canadensis K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CAS-BOT-BC223707  Mentzelia W. Harnach; N. Harnach 1989-6-29 205 Plumas Sierra Valley. Beckwith [Beckwourth] Pass on the north side of Hwy. 70 1539 Comment
  UC1094007  Mentzelia montana Lewis S. Rose 1955-7-19 55139 Plumas Beckworth 1493 Comment
  CHSC52515  Mertensia ciliata var. stomatechoides L. P. Janeway 1990-6-27 3727 Plumas Plumas National Forest. Headwaters of Joseph Creek on northeast side of Grizzly Ridge. 2103 Comment
  RSA77583  Mertensia ciliata var. stomatechoides F. W. Peirson 1926-6-21 6782 Plumas East slope of Sierra Nevada, Humboldt Road. Comment
  CHSC21593  Micranthes bryophora L. M. Mayer; D. E. Brink Jr. 1975-7-24 Plumas Comment
  CAS-BOT-BC428884  Micranthes californica John Thomas Howell; Gordon H. True 1967-5-9 42207 Plumas Lewisia Rock. 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  UCD13265  Micranthes californica Stephen Brown 1974-5-4 96 Plumas Plumas CO. Feather River Canyon, beside Rock Creek, 1 mile north of State Highway 70 and North Fork of Feather River, ca. 10 miles west of Bucks Lake. Elevation 1900 feet. 579 Comment
  HSC6008  Micropus californicus var. californicus L. S. Rose 1968-6-11 68102 Plumas Butterfly Valley, 4 mi. S of Keddie 1037 Comment
  CAS-BOT-BC349354  Microseris nutans Clarence R. Quick 1952-6-29 52 -73 Plumas Summit of road between Belden and Humbug Valley 1486 Comment
  SEINET10496807  Microsteris gracilis Mary Susan Taylor 1981-5-10 Taylor 3682 Plumas T27N R12 E ne sec 26, Antelop Lake quad. S side of Antelope Lake, along path at Vista Point, ca. 20 air mi NE of Taylorsville. Sandy granite soil, in the open. 5040 ft. 1536 Comment
  CDA9207  Mimulus bifidus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .255 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CDA19256  Mimulus guttatus G. D. Barbe, T. C. Fuller 1982-6-17 3856 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  JEPS10490  Mimulus guttatus W. L. Jepson 1939-7-31 19297 Plumas half-way between Meadow Valley and Buck's Valley; Spanish Peak 1676 Comment
  UC1063102  Mimulus lewisii G. T. Nordstrom 1934-7-17 234 Plumas 1 1/2 mi s and 1/2 mi e Bucks Mtn.; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CDA14748  Mimulus mephiticus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3294 Plumas Diamond Mountain Road 0.5 mile southwest of Engle Mine townsite. 1219 Comment
  UC569738  Mimulus moniliformis F. W. Embree 1934-6-6 83 Plumas 1 1/2 mi nw Bucks Mountain; Bidwell Bar Quadrangle 1524 Comment
  CHSC21709  Mimulus moschatus F. T. Griggs; A. Pass 1975-7-8 98 Plumas Buck's Lake Floristic Survey. Comment
  CHSC63277  Mimulus moschatus Lowell Ahart 1994-6-15 7333 Plumas On the east side of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  RSA59754  Mimulus moschatus E. K. Balls 1950-9-14 15801 Plumas 6 mi. northwest of Chester, North Fork Feather River. 1402 Comment
  UCD122821  Mimulus moschatus J. M. Tucker 1948-7-24 1719 Plumas near road from Cascade to Camel Peak. 1615 Comment
  JEPS34391  Mimulus nanus var. mephiticus Rimo Bacigalupi, and P. C. Hutchison, J. K. Wright 1963-6-1 8867 Plumas n side Feather River Canyon; Rich Bar 762 Comment
  RSA535799  Mimulus nanus var. mephiticus David M. Thompson 1986-6-29 562 Plumas Genesee. 1.5 mi S of Flournoy Bridge, along USFS Road 25N42 to Nye Creek. 1159 Comment
  UC569873  Mimulus nanus var. mephiticus E. Sawyer 1935-6-27 198 Plumas 1.4 mi se Crow; Sierraville Quadrangle 1706 Comment
  UC1063128  Mimulus nasutus E. Sawyer 1935-6-11 97 Plumas 4 3/4 mi se East Butte; Sierraville Quadrangle Comment
  RSA169427  Mimulus primuloides L. S. Rose 1963-6-3 63118 Plumas Butterfly Valley, 2 miles SW of Keddie. 1189 Comment
  RSA60018  Mimulus primuloides var. pilosellus E. K. Balls 1950-9-1 15595 Plumas East of Long Lake, by smaller lake flowing into it. Southern Plumas Co. 2104 Comment
  JEPS14995  Mimulus torreyi G. Burks 1933-8-8 22 Plumas 4 mi e and 1 1/4 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle Comment
  RSA309200  Mimulus torreyi George W. Gillett 1955-8-2 464 Plumas Across Hot Springs Creek from Boiling Springs at lower end of Devil's Kitchen. Comment
  RSA535420  Mimulus torreyi David M. Thompson 1988-7-23 974 Plumas 3.05 mi N of Bucks Lake road (and Meadow Valley) along Schneider Creek Road (USFS Road 23N16), then 0.15 mi W along Road 24N47X, then 0.1 mi N along Road 24N47XC. 1524 Comment
  JEPS114408  Mitella breweri Lowell Ahart 2008-7-16 15080 Plumas East side of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  JEPS95465  Mitella breweri Lowell Ahart 1994-7-28 7544 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CAS-BOT-BC432980  Mitella breweri M. S. Taylor 1982-6-17 4698 Plumas Along Oliver Creek, at its jct with 23N39, ca. 3 air mi sw of Sloat. 1615 Comment
  POM84702  Modiola caroliniana Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  CHSC43038  Monardella breweri subsp. lanceolata L. P. Janeway; R. A. Schlising 1987-6-21 2285 Plumas Cyn of Deer Cr. Top of roadcut along hwy 32 1.7 mi NE of Potato Patch campground. 1143 Comment
  CHSC67671  Monardella follettii James D. Jokerst 1985-9-15 2580 Plumas Grizzly Creek Hydro Transmission Line Project, top of steep slope near Rd. 26N26 in Yellow Creek Canyon. 1463 Comment
  JEPS102225  Monardella follettii L. P. Janeway 2001-8-5 7426 Plumas High Cascade Range. Slopes on east side of Yellow Creek about 8.9 km south of Humbug Valley along Road 26N26. 1305 Comment
  SJSU15282  Monardella follettii S. Woolhouse 2010-7-20 2 Plumas Along forest service road 26N26 north of Highway 70 and west of Caribou Road. Comment
  SJSU15285  Monardella follettii S. Woolhouse 2010-7-20 6 Plumas Forest service road 26N26 north of Highway 70 and west of Caribou Road. Comment
  UCD105971  Monardella follettii Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 1524 Comment
  CHSC104777  Monardella odoratissima subsp. glauca L. P. Janeway 2010-8-19 10167 Plumas Northern High Sierra Nevada. Plumas National Forest; uppermost (northeastern) end of Lumpkin Ridge, 1.6 air km northwest of the Little Grass Valley Reservoir dam; along Road 22N86Y 1.0 km southwest of Road 22N27 (Lumpkin Road). 1797 Comment
  SEINET3152592  Monardella odoratissima subsp. glauca E. K. Balls 1950-9-1 15584 Plumas Long Lake, E shore toward Mt. Elwell. 2103 Comment
  UC2035865  Monardella odoratissima subsp. glauca E. D. Merrill 1929-7-13 Plumas Silver Lake Comment
  UC565940  Monardella odoratissima subsp. glauca G. T. Nordstrom 1934-7-3 180 Plumas 3/4 mi south of Mt. Ararat; Bidwell Bar Quadrangle 1645 Comment
  UC586855  Monardella odoratissima subsp. glauca Joseph Andorfer Ewan 1934-6-25 8228 Plumas above Dentens (Gold Lake Road); Sierra Nevada 1676 Comment
  CAS-BOT-BC222109  Monardella odoratissima subsp. pallida John Thomas Howell; Gordon H. True 1973-7-31 50114 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CAS-BOT-BC222116  Monardella odoratissima subsp. pallida John Thomas Howell 1926-7-31 2179 Plumas Near Prattville 1463 Comment
  CAS-BOT-BC222118  Monardella odoratissima subsp. pallida John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54378 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CAS-BOT-BC318569  Monardella odoratissima subsp. pallida Anna Head 1920-7-12 s.n. Plumas Near Lake Center Camp. 1920 Comment
  CHSC113901  Monardella odoratissima subsp. pallida Lowell Ahart 2014-8-24 19741 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
  CHSC26168  Monardella odoratissima subsp. pallida Detzer; M. Sacks 1977-7-23 10 Plumas Ca. 3.5 km ne of Squaw Pk. 1973 Comment
  CHSC67837  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-3 3113 Plumas S and adjacent to Hwy. 70 and Greenhorn Creek 1 mi E of Caltrans Roadside Rest, ca. 10 mi E of Quincy. Comment
  SEINET3996777 Image available Monardella odoratissima subsp. pallida L. Constance 1938-6-10 2317 Plumas West edge of Lake Almanor at Prattville 1219 Comment
  CAS-BOT-BC220480  Monardella sheltonii Lowell Ahart 1986-7-25 5373 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak 1828 Comment
  CHSC61747  Monardella sheltonii L. P. Janeway 1993-7-15 4456 Plumas Plumas National Forest. Ridge between Bean Creek and Spanish Creek; along Rd 25N17 5.6 mi northwest of Spanish Ranch Road (in Meadow Valley), and 0.8 mi south of the crest to East Branch North Fork Feather River drainage. 1524 Comment
  CHSC67978  Monardella sheltonii James D. Jokerst 1989-7-3 3118 Plumas Serpentine canyon on Hwy. 70 3.0 mi E of Caribou Rd. Comment
  CHSC83636  Monardella sheltonii L. P. Janeway 2001-6-28 7244 Plumas High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road. 1067 Comment
  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
  CHSC59748  Monardella stebbinsii L. P. Janeway 1992-8-20 4290 Plumas North side of canyon of North Fork Feather River, in ravine above Hwy 70 across from the road down to Rich Bar. 914 Comment
  CHSC20989  Montia chamissoi F. T. Griggs; A. Pass 1975-7-11 160 Plumas Buck's Lake Forest Service Survey. Comment
  UC635320  Montia linearis H. L. Mason 1924-6-18 1052 Plumas n of Graeagle Comment
  JEPS50775  Montia parvifolia Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9286 a Plumas just n of Storrie (along Feather River Highway); Feather River Highway 716 Comment
  CAS-BOT-BC262610  Muhlenbergia andina John Thomas Howell 1960-7-19 35655 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SEINET4672017  Muhlenbergia asperifolia W. Harnach, N. Harnach 1990-7-5 462 Plumas Sierra Valley, first corner east of Co. Rd. A-23 on Marble Lane. 1487 Comment
  CHSC41886  Muhlenbergia filiformis Lowell Ahart 1986-9-10 5398 Plumas Near an open bare serpentine area, about 1 mile north-west of Pilot Peak, about 14 mile north-east of La Porte. 1950 Comment
  CHSC74169  Muhlenbergia filiformis B. Castro; L. Gehrung 1996-8-8 711 Plumas Ca 3 air mi S of Bucks Lake, 100 ft E of USFS Rd 23N18, ca 0.5 mi S of the serpentine outcrop at jcn of Rds 23N18, 15, and 69. In meadow at northern branch of headwaters of East Branch Coldwater Creek. 1767 Comment
  SEINET4672127  Muhlenbergia filiformis R. McKee, H. L. Westover 1918-6-15 s.n. Plumas Chester Comment
  CAS-BOT-BC275035  Muhlenbergia richardsonis John Thomas Howell 1961-9-24 36923 Plumas New Feather River SW of Beckwourth 1487 Comment
  CAS-BOT-BC275037  Muhlenbergia richardsonis Lewis S. Rose 1955-7-20 55161 Plumas Mohawk 1371 Comment
  CHSC47994  Myosotis discolor Vernon Oswald 1984-7-9 1357 Plumas Hwy 89 at the south edge of Crescent Mills. 1071 Comment
  CHSC55675  Myosotis discolor K. R. Stern 1985-6-25 8278 Plumas Vicinity of Blairsden. 1402 Comment
  UCR47603  Myosotis discolor David D. Keck 1932-7-4 1670 Plumas Northern Sierra Nevada Mtns., Quincy, along road to Lake Almanor 1067 Comment
  RSA59267  Myosotis scorpioides E. K. Balls 1950-8-31 15560 Plumas Spanish Creek off Hwy. 24, just north of Quincy. 1067 Comment
  SEINET5624156 Image available Myosotis scorpioides David D. Keck 1932-1 1659 Plumas Spanish Creek; Quincy; Northern Sierra Nevada 1065 Comment
  POM186544  Myosotis scorpioides D. D. Keck 1932-7-3 1659 Plumas Quincy, in the northern Sierra Nevada. Along Spanish Creek. 1067 Comment
  RSA59480  Myosotis scorpioides E. K. Balls 1950-9-16 15870 Plumas 5 miles SE Graeagle, Hwy 89, along Sulphur Creek. 1372 Comment
  CAS-BOT-BC392270  Myosurus apetalus John Thomas Howell; H. Keith Wagnon 1980-5-27 53614 Plumas 1 mile west of Almanor 1386 Comment
  CHSC112573  Myosurus minimus B. Castro; L. P. Janeway 2007-6-8 1631 Plumas Northern High Sierra Nevada. W side of lower Thompson Valley ca 1 mi N of the mouth of McReynolds Creek at Clover Creek. W side of Thompson Creek, ca 500 ft below edge of open Ponderosa-Jeffrey pine forest. 1668 Comment
  SD81980  Myriopteris gracillima Mrs. R. M. Austin Nov 1877 Plumas Quincy Comment
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Jul 11 2010
  SEINET6412923  Myriopteris gracillima M. J. Williams 1967-8-20 s.n. Plumas [Sierra Nevada] Rene's Falls, Jamison Creek, above Johnsville. 1859 Comment
  UC1965873  Myriopteris parryi J. G. Lemmon July, 1876 Plumas Taylorsville, Indian Valley Comment
  SEINET10501565  Najas guadalupensis Mary Susan Taylor 1982-7-22 Taylor 4904 Plumas T24N R8E nw/ne sec 12. Bucks Lake quad. On earth dam crossing Waupaunsie Creek, w side of Snake Lake Rd, ca. 1.5 mi ne of Meadow Valley. 4750 ft. 1448 Comment
  HSC39511  Nama lobbii J. O. Sawyer 1976-8-5 2829 Plumas Bucks Summit E of Bucks Lake Comment
  UCD72909  Narthecium californicum Albert A. Grigarick 2008-6-18 18 Plumas Lakes Basin, SW of town of Graeagle. Driving directions: Int. 80 - 89 Hwy. N, left on Gold Lake Hwy. 5 mi., to Gray Eagle Lodge Rd., to Trailhead Parking, take Long Lake Trail until it crosses springs above Gray Eagle lodge uphill bog. 1985 Comment
  CAS-BOT-BC515772  Narthecium californicum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1679 Plumas Sweetwater Meadow; Butterfly Bontanical Area and Vicinity 1127 Comment
  CAS-BOT-BC515773  Narthecium californicum Lewis S. Rose 1966-7-27 66055 Plumas Butterfly Valley; 3 miles W of Keddie 1066 Comment
  UC306154  Narthecium californicum Mrs. R. M. Austin Oct. 1881 Plumas Mt. Dyer, Big Meadows Comment
  JEPS113464  Navarretia breweri Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13996 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
  JEPS113557  Navarretia breweri Lowell Ahart, John Dittes 2007-6-16 14094 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  RSA60242  Navarretia capillaris E. K. Balls 1950-9-2 15634 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  SD7676  Navarretia capillaris Daniel Cleveland 1882-7-21 Plumas Prattville Comment
  CHSC94189  Navarretia divaricata subsp. divaricata Lowell Ahart 2006-7-3 12905 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, near the west edge of a dry open basalt flat. 1527 Comment
  JEPS113440  Navarretia divaricata subsp. divaricata Lowell Ahart, John Dittes 2007-6-17 14155 Plumas On the sides of a small wash, about 20 yards west of Red Clover Creek, about 10 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end o 1654 Comment
  CHSC115157  Navarretia divaricata subsp. vividior Lowell Ahart 2015-6-7 20217 Plumas Along the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Mixed Evergreen Forest. 1411 Comment
  RSA718444  Navarretia intertexta L. Ahart 2006-7-9 12927 Plumas About 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1679 Comment
  CDA18456  Navarretia intertexta subsp. propinqua G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3179 Plumas Sierra Nevada; 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  CHSC53590  Navarretia intertexta subsp. propinqua L. P. Janeway 1989-7-25 3518 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. Edge of channel in middle of meadow. 1737 Comment
  CHSC97607  Navarretia intertexta subsp. propinqua Lowell Ahart; John Dittes 2007-6-16 14131 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  RSA201341A  Navarretia intertexta subsp. propinqua J. T. Howell 1960-7-18 35599 Plumas Wooded meadow borders. Drakesbad. 1677 Comment
  CDA17279  Navarretia leptalea G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16306 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CHSC20779  Navarretia leptalea K. R. Stern 1975-7-23 5836 Plumas NW shore of Lake Almanor. 1371 Comment
  JEPS69643  Navarretia leptalea subsp. leptalea E. Fritz and T. H. Harris July 1926 Plumas Meadow Valley Comment
  CAS-BOT-BC230394  Navarretia leucocephala subsp. minima John Thomas Howell 1961-9-24 36921 Plumas Feather River bed SW of Beckwourth 1487 Comment
  UC572641  Navarretia leucocephala subsp. minima E. Sawyer 1935-6-27 157 Plumas Charlies Valley Plumas National Forest, Sierraville Quad. 1524 Comment
  CHSC40999  Nemacladus capillaris J. D. Jokerst 1984-7-11 2104 B Plumas Logging road indicated as trail on USGS maps, west of South Branch Ward Cr. NW of falls. 1584 Comment
  SEINET10464820  Nemacladus capillaris Howell 1967-7-12 Howell 2105 Plumas Between valley and Darlingtonia bog 1067 Comment
  JEPS7590  Nemacladus interior Rimo Bacigalupi with Richard Hauke 1954-7-15 4729 Plumas mouth of Rock Creek; North Fork Feather River Canyon 518 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
  SD6549  Nemacladus rubescens R. M. Austin 1879-1 Plumas American Valley Comment
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Jul 4 2010
  JEPS106312  Nemophila pedunculata Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11059 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote 1777 Comment
  UC1523785  Nemophila pedunculata Gary Schoolcraft 1982-5-14 655 Plumas e Vinton; e of Vinton 1524 Comment
  UCR77780  Nemophila pedunculata G. H. True, Walter Knight, I. Knight, J. T. Howell 1967-5-7 1831 Plumas Butterfly Canyon, Butterfly Botanical Area and vicinity. 1067 Comment
  CDA14770  Nemophila spatulata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3360 Plumas SE of Bucks Lake Road and Bucks Creek, 0.3 mile southwest of Bucks summit on Bucks Lake Road. 1645 Comment
  UC172028  Nepeta cataria H. M. Hall 1912-8-4 Plumas Quincy Comment
  SEINET5345643  Oenothera elata var. hirsutissima A. A. Heller, P. B. Kennedy 1907-7-16 8861 Plumas Genessee Valley enar Genessee Comment
  UC1738843  Orcuttia tenuis Dean Wm. Taylor with Glenn L. Clifton 1992-8-23 13218 Plumas Highway 89 about 1 mile N of junction with Humbug-Humboldt Road, Lake Almanor region 1402 Comment
  CAS-BOT-BC355571  Oreostemma alpigenum var. andersonii Anna Head 1921-8-6 s.n. Plumas Near outlet of Bear Lake, Feather River Region Comment
  CHSC66744  Oreostemma alpigenum var. andersonii Vernon H. Oswald; Lowell Ahart 1996-8-14 8172 Plumas Northern High Sierra Nevada. Near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Rd., 1.8 mi NE of White Horse Camp-ground. 1676 Comment
  JEPS31981  Oreostemma alpigenum var. andersonii R. H. Platt 1891-7-1 Plumas Prattville Comment
  JEPS36260  Oreostemma alpigenum var. andersonii Clarissa Kimber 1961-8-6 211 Plumas 1 mi s, (Upper Butterfly Valley) Keddie; Greenville Quad., Upper Butterfly Valley 1158 Comment
  CAS-BOT-BC327750  Oreostemma elatum M. S. Taylor 1982-8-4 4915 Plumas On N side of Soloman Saddle Rd., ca 1 mi NW of Taylor Rock, ca 7 air mi NE of Quincy. 1889 Comment
  HSC92456  Orobanche californica subsp. jepsonii L. Ahart 1974-8-3 589 Plumas On S slope E of the Tramway Mine Mill, W of Blue Nose Mtn., ca. 1 mi. NE of the Bunker Hill Mine, ca. 12 mi. NE of La Porte. 1677 Comment
  CAS-BOT-BC500133  Orobanche fasciculata Alice Eastwood 1927-6-15 14588 Plumas US Forest Reserve, near Long Valley Comment
  UC1731428  Orogenia fusiformis Dean W. Taylor 1997-4-9 15949 Plumas n Greenville (along Hwy 89); Plumas National Forest, Wolf Creek 1097 Comment
  SEINET11131842  Orogenia fusiformis T. Ramelli 1948-4-18 5 Plumas 8 miles north of Vinton 1707 Comment
  CHSC71654  Orthocarpus cuspidatus subsp. cryptanthus Vernon H. Oswald; Lowell Ahart 1998-8-11 9489 Plumas Northwest of Onion Valley at Monitor Flat on Cleghorn Bar Rd. 2.5 mi west of Quincy-La Porte Rd. (County Rd. 511). 1905 Comment
  CHSC98578  Orthocarpus cuspidatus subsp. cryptanthus B. Castro; L. P. Janeway 2005-7-10 1497 Plumas Northern High Sierra Nevada. Near Lassen Co line. Crest of the Diamond Mtns, overlooking NW end of Honey Lake, at N end of Stony Ridge. At N end of jeep road ca 0.6 mi from its junction with sharp bend in Rd 27N12, on open flat basalt pebble-field around headwaters of Stony Creek. 1990 Comment
  RSA80277  Orthocarpus lacerus F. W. Peirson 1926-6-21 6784 Plumas East slope of Sierra Nevada, Humboldt Road. Comment
  RSA52866  Osmorhiza berteroi R. Weatherby 1950-7-7 1450 Plumas Gansner Creek, Quincy. 1220 Comment
  SD7583  Osmorhiza berteroi Daniel Cleveland 1882-7-25 Plumas Comment
  CDA13402  Osmorhiza occidentalis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13251 Plumas Sierra Nevada; below headwaters of Bull Run Creek off USFS 23N12E. Comment
  JEPS95637  Osmorhiza occidentalis Lowell Ahart 1994-7-22 7491 Plumas S of the Pacific Crest Trail, W of the large twin rocks on the NE side of Mount Etna 1981 Comment
  SEINET10939818  Osmorhiza occidentalis Mary Susan Taylor 1981-7-27 Taylor 4119 Plumas T25N R12E SW 1/4 NE 1/4 sec 25. Grizzly valley quad. Along spring crossing. Beckworth-Genesse Rd., between Crystal and Meadow Creeks, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft. 1757 Comment
  CHSC97146  Paeonia brownii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14019 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
  POM302108  Paeonia brownii H. C. Cantelow 1941-5-18 s.n. Plumas At Johnsonville, on road to Gibsonville 1616 Comment
  UCD150435  Paeonia brownii T. Stone 1966-4-21 s.n. Plumas Mountain Meadows. Comment
  HSC10486  Panicum acuminatum var. fasciculatum L. S. Rose 1966-7-27 66070 Plumas Butterfly Valley, 3 mi. W of Keddie. 1067 Comment
  UCD32830  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 a Plumas Lassen National Park, Devil's Kitchen, Hot Springs Creek canyon, 1.5 miles W of Drakesbad. 1859 Comment
  CHSC34313  Panicum capillare L. Ahart 1981-9-6 3078 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  JEPS107736  Panicum capillare Lowell Ahart, John Dittes 2005-9-19 12393 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  SEINET228557 Image available Panicum capillare subsp. capillare Lowell Ahart 1981-9-6 3078 Plumas .5 miles south-west of the intersection of highway 89 and Arlington Road about .5 miles south-west of Crescent Mills Comment
  CAS-BOT-BC259634  Paspalum dilatatum John Thomas Howell 1959-9-21 34798 Plumas Virgilia 841 Comment
  CAS-BOT-BC259738  Paspalum distichum John Thomas Howell 1959-9-21 34755 Plumas N Fork Feather River near Belden 701 Comment
  CHSC45971  Pectiantia breweri Lowell Ahart 1976-6-18 1143 Plumas Growing along Bunker Hill Creek, about 1/4 mile south-east of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC66769  Pectiantia breweri Vernon H. Oswald; Lowell Ahart 1996-8-14 8153 Plumas Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River. 1920 Comment
  LA209466  Pedicularis densiflora L. S. Rose; 1931-4-14 Plumas Woodleaf 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
  SEINET7719333  Pedicularis semibarbata Unknown Plumas Spanish Peak Comment
  CHSC23378  Pellaea brachyptera Lowell Ahart 1975-8-29 967 Plumas In section 32 near Oxford and Coquette Creeks. About 10 miles south of Buck's Lake. 1828 Comment
  CHSC58018  Pellaea brachyptera Vernon H. Oswald 1992-5-21 4948 Plumas Warner Valley on the S side of Hot Springs Creek ca. 0.5 mi upstream from the park boundary. Lassen Volcanic National Park. 1633 Comment
  UCR95855  Pellaea brachyptera Mrs. R. M. Austin 1877-1 s.n. Plumas [Northern Sierra Nevada Mtns.] 1880 Comment
  SD9635  Pellaea brachyptera Mrs. R. M. Austin 1877-1 Plumas Sierra Valley Comment
  CHSC107293  Pellaea bridgesii L. P. Janeway; Peter Zika, Barbara Wilson 2011-8-6 10628 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. 1718 Comment
  RSA30070  Pellaea bridgesii J. T. Howell 1951-6-28 27694 Plumas Eureka Peak 1982 Comment
  CAS-BOT-BC67610  Pellaea bridgesii M. S. Taylor; H. Swanson 1982-8-11 4969 Plumas Sierra City NW quad.- along N side of Jamison Creek Rd. (507), on cliffs, ca. 1 mi. W of Plumas-Eureka State Park, 1798 Comment
  UC1063379  Penstemon deustus E. Sawyer 1935-6-18 124 Plumas 5 mi sse Crow; Plumas National Forest, Sierraville Quadrangle 2011 Comment
  RSA59311  Penstemon deustus E. K. Balls 1950-9-14 15795 Plumas Hwy 89, along Indian Creek, 1.5 mi from jct with Hwy 24. 915 Comment
  UC725778  Penstemon deustus A. A. Heller 1942-6-5 16501 Plumas on #24, 3 mi w Belden; w of Belden Comment
  UCSB6173  Penstemon deustus Crosswhite, F.; Russell, N. 1960-6-8 Plumas Plumas National Forest; 1 mi. S Indian Falls 1158 Comment
  CHSC35268  Penstemon gracilentus M. S. Taylor 1981-7-17 4044 Plumas Lakes Basin, Bear Lake trail, just s of its jct with Long Lakes trail, ca. 6 air mi s of Mohawk. 2011 Comment
  SEINET4207718  Penstemon gracilentus Mikel R. Stevens 2011-8-27 218 Plumas 6.9 miles N of Gibsonville on Quincy La Porte Rd. Ca 0.4 rd miles beyond Barkers Cabin Rd.; 0 2004 Comment
  POM195090  Penstemon gracilentus D. D. Keck 1930-7-24 968 Plumas Prattville. 1341 Comment
  LA209569  Penstemon heterodoxus E. D. Merrill; 1929-7-13 Plumas Sierra Nevada, Silver Lake 1828 Comment
  CAS-BOT-BC264358  Penstemon heterodoxus var. heterodoxus Mrs. C. E. Sutcliffe 1914-8-1 s.n. Plumas Gold Lake Region Comment
  RSA0027637  Penstemon heterodoxus var. shastensis Barbara J. Ertter, Gary Schoolcraft 1989-7-3 8672 Plumas Diamond Mt. peak ca. 7 air miles S of Susanville 2287 Comment
  POM194860  Penstemon laetus var. leptosepalus D. D. Keck 1928-6-16 449 Plumas 4 miles N of Butte Co line on Oroville - Quincy Road. 1677 Comment
  NY627273  Penstemon neotericus K. A. Vincent 1987-6-25 4432 Plumas Sierra Nevada, Tobin Ridge, North Fork Feather River Canyon; along west side of CA 70, ca. 7.4 miles southwest of Beldon Town. 640.1 Comment
  NY627275  Penstemon neotericus K. A. Vincent 1987-8-10 4505 Plumas Sierra Nevada, Tobin Ridge, North Fork Feather River Canyon; along west side of CA 70, ca. 7.4 miles southwest of Beldon Town. 640.1 Comment
  CHSC21351  Penstemon newberryi F. T. Griggs; A. Pass 1975-7-7 83 Plumas Gold and Silver Lakes. Comment
  SEINET4207497  Penstemon newberryi Mikel R. Stevens 2011-8-27 216 Plumas Ca 14 rd mi N of La Porte on Quincy La Porte Rd, ca 0.2 rd mi past intersection with Fingerboard Rd. Ca 6.8 air mi NE of Little Grass Valley Reservoir.; 0 1922 Comment
  CAS-BOT-BC239301  Penstemon newberryi var. berryi Gladys L. Smith 1976-6-7 4590 Plumas Central area of summit ridge, secondary road from Rte. 70 to La Porte 1950 Comment
  CAS-BOT-BC239309  Penstemon newberryi var. berryi Rimo Bacigalupi 1927-7-8 1666 Plumas Near Camp Elwell (Gold Lake Region) 1889 Comment
  CHSC28918  Penstemon personatus L. Hanson 1979-8-10 67 Plumas On ridge south of Coldwater Creek downslope from Coldwater Creek Rd. Comment
  CHSC88981  Penstemon personatus L. Hanson 1988-8-22 329 Plumas Plumas National Forest. Buckhorn Creek. 1676 Comment
  SEINET10548095  Penstemon personatus Mary Susan Taylor 1981-8-20 Taylor 4228 a Plumas California: T26N R9E ne1/4 of nw1/4 sec 30. Almanor SE quad. Above spring in Bullfrog Ravine, ca. 3 air mi NW of Indian Falls. Moist shaded brushy Mixed Evergreen Forest. Plumas County. 5600 ft. 1707 Comment
  SEINET5329281 Image available Penstemon personatus M. Foster 1988-7-8 182 Plumas In clearcut unit, 1.2 mi e of Big Creek and Big Creek Rd., below F.S. Rd. 24N47X, 3 mi e of Bucks Lake, 10 mi sw of Quincy 1591 Comment
  SEINET4207724  Penstemon roezlii Mikel R. Stevens 2011-8-27 214 Plumas Near intersection of Big Creek Rd with Red Rd, 4.7 miles E of of Bucks Lake on Big Creek Rd. Ca 4.6 air miles SW of Meadow Valley.; 0 1625 Comment
  CAS-BOT-BC239585  Penstemon rydbergii var. oreocharis Michael A. Vincent 1999-6-7 8523 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11 Comment
  CAS-BOT-BC239587  Penstemon rydbergii var. oreocharis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54177 Plumas Long Valley at road to Maxwell Mine 1633 Comment
  CAS-BOT-BC239592  Penstemon rydbergii var. oreocharis Mary Strong Clemens 1920-5-25 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC239593  Penstemon rydbergii var. oreocharis C. R. Quick 1941-8-29 41 -59 Plumas S. of Faggs, S. of Buck's Meadows Comment
  CDA19271  Penstemon rydbergii var. oreocharis G. D. Barbe, T. C. Fuller 1982-6-17 3838 Plumas Plumas National Forest; East shore Frenchman Lake, Crystal Fishing Access. 1706 Comment
  SBBG21882  Penstemon rydbergii var. oreocharis D. Myrick 1964-7-19 873 Plumas Drakesbad 1737 Comment
  UC565599  Penstemon rydbergii var. oreocharis Herbert L. Mason 1926-6-19 1085 Plumas Gold Lake Comment
  UC696821  Penstemon speciosus David D. Keck 1932-7-6 1718 Plumas 6 mi w Chester; Sierra Nevada, w of Chester 1524 Comment
  SD46690  Penstemon speciosus Robert J. Weatherly 1955-6-22 1534 Plumas Road to Spanish Peak lookout. 1829 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
  CHSC42646  Perideridia bolanderi subsp. bolanderi Vernon Oswald 1986-7-10 2187 Plumas LaPorte-Quincy Rd. at S. Fork of Feather R. 1965 Comment
  CHSC67329  Perideridia bolanderi subsp. bolanderi J. D. Jokerst 1984-6-13 2053 Plumas Inclusion traversed by USFS road 26N08, north of Cottonwood Cr. 1371 Comment
  CHSC72426  Perideridia bolanderi subsp. bolanderi L. P. Janeway 1998-6-24 5679 Plumas North side of Last Chance Creek; above Road 101, 0.7 mi west of Bird Creek. 1798 Comment
  CHSC102705  Perideridia lemmonii Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16158 Plumas On both sides of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC99813  Perideridia lemmonii Lowell Ahart 2008-8-13 15168 Plumas East of La Porte Road, east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  JEPS115555  Perideridia lemmonii Lowell Ahart, John Dittes 2009-7-28 16203 Plumas On damp soil, on the northwest side of a logging road, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  SEINET11154263  Perideridia lemmonii S. Batiuk, A. Kowal 2011-9-1 NV 030 -636 Plumas Grizzly Creek Ranch, near administration office. 1504 Comment
  UC1389946  Perideridia lemmonii T. I. Chuang and R. Bacigalupi 1963-8-2 5919 Plumas Childs Meadow 1463 Comment
  RSA0045594  Perideridia parishii subsp. latifolia L. P. Janeway 2012-8-28 11054 Plumas Northern High Sierra Nevada. Meadow at north end of Rock Island Ridge 1.1 km southeast of Soapstone Hill; west side of intersection of Road 23N18 and its D spur. 1593 Comment
  UC1389966  Perideridia parishii subsp. latifolia T. I. Chuang and R. Bacigalupi 1963-8-2 5918 Plumas Warner Valley campground Comment
  CAS-BOT-BC413555  Persicaria amphibia V. Oswald; L. Ahart 1988-8-4 3668 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park 1676 Comment
  CAS-BOT-BC413557  Persicaria amphibia Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC413561  Persicaria amphibia John Thomas Howell 1926-7-30 2160 Plumas Prattville 1371 Comment
  CHSC117785  Persicaria amphibia B. Castro; Jim Wilcox and other members of Plumas CRM 2007-6-26 1654 Plumas Northern High Sierra Nevada. Plumas National Forest. Ferris Flat, on Ferris Creek flood plain ca 0.25 mi SW with Last Chance Creek. Ca 7 air mi SE of Milford, 5 mi SW of Hwy 395 and 12 mi NW of Doyle. 1761 Comment
  CHSC54869  Persicaria lapathifolia Vernon H. Oswald 1991-8-23 4842 Plumas Lassen Volcanic National Park. Outlet of Juniper Lake. Common on dry mud on the strand of the lake. 2057 Comment
  RSA0118926  Persicaria lapathifolia Lowell Ahart 2014-8-24 19738 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  CHSC87614  Phacelia heterophylla subsp. virgata Lowell Ahart; Josephine Guardino 2004-5-24 10951 Plumas Near an old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1208 Comment
  JEPS26736  Phacelia heterophylla subsp. virgata P. C. Hutchison 1961-6-9 2124 Plumas along Hwy US Alt. 40 1.8 mi above Rich Bar junction; canyon of the North Fork of the Feather River Comment
  CHSC34870  Phacelia humilis M. S. Taylor 1981-6-16 3913 Plumas N side of 23N88, a loop road off rd 24N07, ca. 3/4 mi nw of Smith Peak Lookout, ca. 7 air mi ne of Blairsden. 2072 Comment
  UCD107448  Phacelia humilis var. humilis Tim Kuhn 2006-6-28 20 Plumas north of Lake Davis at Old House Meadow. Comment
  UC1069352  Phacelia hydrophylloides G. Burks 1933-8-8 27 Plumas 4 1/2 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle 1706 Comment
  HSC22871  Phacelia mutabilis John Pratt 1970-6-15 20 Plumas Chester Airport Comment
  JEPS1143  Phacelia mutabilis W. L. Jepson 1910-6-10 4107 Plumas near Lassen Peak; Hot Springs Valley 1524 Comment
  RSA189391  Phacelia mutabilis L. S. Rose 1967-7-11 67167 Plumas Mt. Hough, 1.3 miles S of summit. 2043 Comment
  UC1051799  Phacelia mutabilis L. R. Heckard 1952-6-20 317 Plumas in front of P.G.E. Camp Almanor (along Hwy 89 s of dam); Lake Almanor 1402 Comment
  CHSC40777  Phacelia racemosa Lowell Ahart 1985-7-11 5132 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CAS-BOT-BC260852  Phleum pratense H. K. Wagnon 1988-10-3 1823 Plumas Marshy area near Graegle Lodge Comment
  CAS-BOT-BC260853  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas West side of Lake Almanor 1828 Comment
  JEPS127322  Phlox douglasii Lowell Ahart 2016-6-29 21070 Plumas Top of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CDA18690  Phlox speciosa subsp. occidentalis G. D. Barbe, T. C. Fuller 1982-6-15 3697 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
  CHSC80244  Phlox speciosa subsp. occidentalis L. P. Janeway 1996-6-5 4988 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
  UC1586002  Phlox speciosa subsp. occidentalis Barbara Ertter with Gary Schoolcraft 1990-5-14 8976 Plumas e of Round Valley Reservoir (e side of mountain above Crescent Mills) 1371 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
  CDA25094  Phoenicaulis cheiranthoides G. D. Barbe 1982-6-9 3666 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  SJSU14710  Phoenicaulis cheiranthoides N. A. Hopkins 1991-6-3 1682 Plumas by Beckwourth-Genesee Valley Rd S of Red Clover Valley Ranch House 1524 Comment
  UC485734  Pinus contorta subsp. murrayana H. F. Copeland 1932-8-24 Plumas Drakesbad Comment
  CHSC84950  Pinus jeffreyi Lowell Ahart 2003-10-15 10634 Plumas On the north side of the road to Tamarack Flat, about 1/8 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1714 Comment
  UC1362003  Pinus jeffreyi R. A. Cockrell 1940-7-31 8552 Plumas ca 1 mi ne Silver Lake; Meadow Valley 1615 Comment
  CAS-BOT-BC73083  Pinus lambertiana John Thomas Howell 1960-7-20 35751 Plumas Lassen Volcanic National Park, Boiling Springs Lake. 1798 Comment
  CHSC32019  Pinus monticola L. Ahart 1974-10-1 644 Plumas N of Pilot Peak on w part of Buzzards Roost Ridge, ca. 1 mi n of Onion Valley, ca. 10 mi n of La Porte. 1981 Comment
  SEINET10530537  Pinus monticola Mary Susan Taylor 1980-11-2 Taylor 3366 Plumas T25N R12E center border sec 28/27, Blairsden quad. Plumas Natl Forest, Mt. Ingalls. With E. Pierce. 2552 Comment
  CHSC4459  Pinus ponderosa C. Glascock 1965-2-6 216 Plumas 6.5 mi. E of Rich Bar turnoff on Hwy 70. Ca. 100 yds W of abandoned service station and cabin. Comment
  CAS-BOT-BC80049  Pinus washoensis Wayne Dakan Fall 1975 s.n. Plumas Last Chance Creek (ca. 6 mi. sw. of Milford Ranger Station) Comment
  JEPS61026  Plagiobothrys bracteatus W. L. Jepson 1910-6-4 4055 Plumas Big Meadows Prattville 1310 Comment
  RSA637584  Plagiobothrys bracteatus Michael A. Vincent 1999-6-7 8541 Plumas Plumas Nat l Forest; Beckwourth Ranger dist. along Route A23, just south of Route 70, SW of Beckwourth Comment
  JEPS113444  Plagiobothrys cusickii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14033 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  JEPS106146  Plagiobothrys hispidulus Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11056 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote 1777 Comment
  UC1191832  Plagiobothrys mollis Malcolm A. Nobs, S. Galen Smith 1949-8-18 1360 Plumas just s Chester (n end Lake Almanor); Last Chance Marshes, n end Lake Almanor Comment
  CHSC118659  Plagiobothrys mollis Chelsea Morgan 2015-7-23 2015029 Plumas Plumas National Forest. Located along the northeast shore of Antelope Lake, east of Forest Service road 27N19Y. UTM 705875 E, 4451368 N, NAD83 Zone 10N. 1525 Comment
  UC881339  Plagiobothrys mollis L. R. Miller 1936-6-14 Plumas Sierra Valley Comment
  SEINET10497114  Plagiobothrys scouleri Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5175 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
  POM73007  Plagiobothrys scouleri var. cusickii Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  RSA201367  Plagiobothrys scouleri var. hispidulus J. T. Howell 1960-7-19 35613 Plumas Drakesbad 1677 Comment
  RSA715606  Plagiobothrys tenellus L. Ahart, Richard Rabeler, L. P. Janeway, L. Hanson 2005-4-20 11749 Plumas On the N side of Hwy 70, about 1/8 mile E of Chambers Creek, about one mile NE of Indian Jim Campground. 630 Comment
  UCD124601  Plantago lanceolata Robbins; Raynor 1943-6-1 s.n. Plumas Belden. Comment
  RSA52864  Platanthera leucostachys R. Weatherby 1950-7-7 1452 Plumas Gansner Creek, Quincy. 1220 Comment
  UC1196424  Platanthera leucostachys Mrs. Mabel Dopplmaier 1949-6-18 Plumas near Johnsville Comment
  CHSC116343  Platanthera leucostachys J. R. Keck Jr. 1978-6-30 PDR 330062 Plumas Snake Lake near Quincy. Comment
  CHSC21520  Platanthera sparsiflora L. Mayer; D. Brink 1975-7-8 Plumas Buck's Lake Forest Service Survey. Comment
  SD7494  Platanthera sparsiflora Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CHSC21316  Pleuricospora fimbriolata F. T. Griggs; A. Pass 1975-7-29 261 Plumas Buck's Lake Forest Service Survey. Comment
  UC170985  Pleuricospora fimbriolata H. M. Hall 1912-6-29 9297 Plumas Meadow Valley 1219 Comment
  CAS-BOT-BC261067  Poa W. Harnach; N. Harnach 1990-5-12 291 Plumas Wilson brothers ground south of Marble Lane on Co. Road A-23 (the rock pile), Sierra Valley 1514 Comment
  CHSC97088  Poa bolanderi Lowell Ahart; Josephine Guardino 2007-7-21 14369 Plumas Around pine trees, about 20 yards north of a large meadow, about 100 yards east of the bridge, about 30 yards south of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1793 Comment
  CAS-BOT-BC255092  Poa compressa David D. Keck 1944-7-8 5438 Plumas 1 mile NW of Greenville 1097 Comment
  CAS-BOT-BC255093  Poa compressa David D. Keck 1944-7-8 5438 Plumas 1 mile NW of Greenville 1097 Comment
  CAS-BOT-BC255100  Poa compressa John Thomas Howell 1977-6-20 52409 Plumas Below the high water line, on the peninsula of Lake Almanor 1371 Comment
  CDA14657  Poa compressa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3088 Plumas east of Lariat Lodge, Highway 70/89, East Quincy. 1036 Comment
  CHSC113928  Poa compressa Lowell Ahart 2014-8-20 19714 Plumas Around rocks, high edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  CHSC57465  Poa cusickii L. P. Janeway; Garrett Gibson 1991-6-24 4062 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. Meadow. 1691 Comment
  CHSC96933  Poa cusickii subsp. cusickii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14052 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  JEPS113660  Poa cusickii subsp. cusickii Lowell Ahart, Josephine Guardino 2007-7-20 14317 Plumas South of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  UC196391  Poa fendleriana subsp. longiligula H. S. Gates 1912-6-4 Plumas Portola Comment
  RSA716419  Poa palustris L. Ahart 2005-9-19 12371 Plumas on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2077 Comment
  SEINET10926435  Poa pratensis Lewis S. Rose 1954-5-30 Rose 54078 A Plumas Sierra Nevada, Beckwourth. Desert slopes. 1524 Comment
  CAS-BOT-BC247080  Poa secunda subsp. juncifolia John Thomas Howell 1962-6-18 37756 Plumas Sierra Valley near Beckwourth 1490 Comment
  UCD92409  Poa secunda subsp. juncifolia R. Tofsrud 1947-7-23 238 Plumas Between Vinton and Beckworth. Comment
  CAS-BOT-BC242959  Poa secunda subsp. secunda A. A. Beetle 1941-6-28 2794 Plumas 10 miles W of Chester, route 36, mountain meadow near small stream Comment
  CAS-BOT-BC242965  Poa secunda subsp. secunda David D. Keck 1944-7-9 5424 Plumas 1 mile N of Quincy across Spanish Creek 1066 Comment
  CAS-BOT-BC242967  Poa secunda subsp. secunda John Thomas Howell 1951-6-27 27637 Plumas Jamison Creek 1828 Comment
  CHSC72474  Poa secunda subsp. secunda L. P. Janeway 1998-6-24 5682 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  SEINET7862572  Poa secunda subsp. secunda W. Harnach, N. Harnach 2000-5-20 888 Plumas Sierra Valley, Approx 2.5 road miles N of Sierra/Plumas Co. line on A23, midway between County Rd A-23 and the Sharkey Cemetery. 1512 Comment
  UC1132855  Poa secunda subsp. secunda E. Sawyer 1935-5-23 33 Plumas 1 1/2 mi sse Kerby; 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
  UCD91634  Poa secunda subsp. secunda August L. Hormay 1932-6-9 s.n. Plumas Squaw Queen Valley, near Crocker Ranger Station, Plumas National Forest. Comment
  SEINET7864987  Poa secunda var. secunda W. Harnach, N. Harnach 1990-5-12 291 Plumas Sierra Valley, Wilson brothers ground, South of Marble Lane on Co. Road, A-23 1515 Comment
  SEINET10509113  Poa sierrae John Thomas Howell, Gordon H. True 1967-5-9 Howell 42204 Plumas Feather River Canyon Comment
  HSC93594  Poa wheeleri G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3307 Plumas Diamond Mtn. Rd. 1.4 mi. NNE of Engle Mine townsite. 1296 Comment
  CAS-BOT-BC244321  Podagrostis humilis John Thomas Howell 1960-7-18 35525 Plumas Lassen Volcanic National Park. Drakesbad 1828 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
  SEINET10904449  Polygonum amphibium var. emersum Mary Susan Taylor 1982-9-8 Taylor 5124 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CHSC81807  Polygonum aviculare Lowell Ahart 2001-10-16 9386 Plumas On the south side of a small stream and on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  JEPS81645  Polygonum aviculare subsp. aviculare M. S. Taylor 1982-9-13 5134 Plumas Calpine Rd (109) bridge Portola quad., Feather River, Ramelli Ranch (base, ca 1 mi w of Beckwourth) 1487 Comment
  CAS-BOT-BC414311  Polygonum aviculare subsp. neglectum John Thomas Howell; Gordon H. True 1967-7-12 43382 Plumas Twain 883 Comment
  RSA641882  Polygonum bistortoides Michael A. Vincent 1999-6-8 8545 Plumas Red Clover Valley, along FS RT 70, 0.5 mile N of FS 177/CA111. Comment
  CAS-BOT-BC414554  Polygonum douglasii John Thomas Howell 1951-8-19 28193 Plumas Greenville 1097 Comment
  SBBG32347  Polygonum douglasii L. S. Rose 1967-7-9 Plumas Quincy 1036 Comment
  SEINET11930161  Polygonum hydropiper Unknown 1981-1 3069 Plumas On a sandbar along Indian Creek, about 1/2 mi SW of the intersection of Hwy 89 and 1097 Comment
  CHSC117457  Polygonum minimum Lowell Ahart 2016-6-29 21080 Plumas Top and east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC32014  Polygonum minimum L. Ahart 1974-8-3 578 Plumas In small meadow above Hopkins Creek near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  CHSC83611  Polygonum minimum John Dittes 2002-8-17 2 -39 Plumas Northern High Sierra Nevada; Plumas National Forest, Lumpkin Ridge, ca. 1.0 air-mile north-northwest of Little Grass Valley Reservoir Dam, ca. 1.3 air-miles southeast of Tamarack Flat, ca. 630 feet south of intersection of FS Primary Route 94 and FS Primary Route 27. 1745 Comment
  CDA18454  Polygonum parryi G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3183 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
  JEPS106304  Polygonum parryi Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11014 Plumas Road edge, on the north side of the logging road, about 3 3/4 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1357 Comment
  SEINET11930162  Polygonum persicaria Unknown 1981-1 3096 Plumas Sandbar along Indian Creek, about 1/2 mi SW of the intersection of Hwy 89 and Arlington Road 1097 Comment
  CHSC97575  Polygonum polygaloides subsp. confertiflorum Lowell Ahart; John Dittes 2007-6-17 14203 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  UC1136173  Polygonum polygaloides subsp. confertiflorum E. Sawyer 1935-6-27 161 Plumas Charlies Valley Plumas National Forest, Sierraville Quadrangle Comment
  CHSC110596  Polygonum polygaloides subsp. kelloggii B. Castro; L. P. Janeway 2006-6-14 1570 Plumas Northern High Sierra Nevada. SW side of Lower Thompson Valley 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1664 Comment
  CHSC46709  Polygonum polygaloides subsp. kelloggii V. Oswald; L. Ahart 1989-8-22 3951 Plumas Lost Lake, ca. 2 mi (air) nnw of Humbug Summit. On the drying strand of the lake. 1950 Comment
  JEPS113644  Polygonum polygaloides subsp. kelloggii Lowell Ahart, John Dittes 2007-6-17 14089 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CAS-BOT-BC420047  Polygonum polygaloides subsp. kelloggii Catherine Best 1980-6-13 s.n. Plumas One mile north of Plumas Co. and Sierra Co. line on Hwy. A23 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
  RSA101469  Polygonum sawatchense subsp. oblivium R. Weatherby 1955-7-2 1570 Plumas Bear Ridge near Taylor Lake. 2195 Comment
  CAS-BOT-BC420221  Polygonum sawatchense subsp. sawatchense C. R. Quick 1957-6-15 57 -08 Plumas About 1/2 mile south of Lake Almanor Comment
  CAS-BOT-BC76838  Polypodium glycyrrhiza John Thomas Howell; Gordon H. True 1967-5-9 42212 A 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
  CHSC21314  Polystichum imbricans F. T. Griggs; A. Pass 1975-7-8 122 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC72357  Polystichum imbricans subsp. imbricans John Thomas Howell; Gordon H. True 1967-5-9 42213 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  UCD136492  Polystichum imbricans subsp. imbricans F. H. Bolster 1912-9-2 61 Plumas Feather River Canyon. Comment
  CAS-BOT-BC72359  Polystichum imbricans subsp. imbricans John Thomas Howell 1959-9-26 35041 Plumas Slaty Rocks near Keddie 1005 Comment
  UC123318  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin 1875-1 310 Plumas Soda Springs Comment
  SEINET9625605 Image available Polystichum munitum S. Flowers 1919-8-10 2301 Plumas Quincy, ravine south of town. 1676 Comment
  JEPS87813  Polystichum scopulinum Lowell Ahart 1994-7-22 7492 Plumas nw side of large twin rocks on ne side of Mt, Etna (s of Pacific Crest Trail) 1981 Comment
  UCD159709  Polystichum scopulinum G. Ledyard Stebbins 1970-7-24 7074 A Plumas Base of ridge northwest of Round Lake, Lakes Basin south of Gray Eagle. (Exact location unknown. Coordinates estimated by label maker.) 2133 Comment
  UC1099860  Potamogeton foliosus Malcolm A. Nobs, S. Galen Smith 1949-8-18 1363 Plumas Last Chance Marshes at n end of Lake Almanor (just s of Chester) Comment
  CAS-BOT-BC453789  Potamogeton natans Walter Knight; Irja Knight 1966-6-18 1362 Plumas Butterfly Botanical Area and Vicinity. Butterfly Valley Comment
  CAS-BOT-BC453921  Potamogeton pectinatus Fred Sommers 1976-8-10 199 Plumas Sierra Valley Marsh, in channel fed by Marble Hot Springs. 1524 Comment
  SD6453  Potamogeton perfoliatus Daniel Cleveland July 1882 Plumas Feather River Comment
  SEINET13710281  Potentilla biennis Lowell William Ahart, Lowell William Ahart 2001-1 9237 Plumas Frenchman Lake on Little Last Chance Creek (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  CDA12050  Potentilla gracilis G. F. Hrusa, J. Dinsdale 1989-6-27 7215 Plumas Sierra Nevada; Snake Lake, approx. 5 m. WNW of Quincy. Comment
  CHSC44967  Potentilla gracilis K. R. Stern 1985-6-25 8245 Plumas Vicinity of Blairsden. Comment
  JEPS44234  Potentilla gracilis W. L. Jepson 1910-6-15 4131 Plumas Prattville 1310 Comment
  CDA14709  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
  CHSC53216  Potentilla gracilis var. fastigiata L. P. Janeway 1989-6-30 3431 Plumas Plumas National Forest. Along Crocker Cr, ca 0.6 mi N of Crocker Mdw and Crocker Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  CAS-BOT-BC540073  Potentilla gracilis var. fastigiata Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC540409  Potentilla gracilis var. fastigiata John Thomas Howell 1955-7-20 30832 Plumas Sierra Nevada, Mohawk 1371 Comment
  CAS-BOT-BC540416  Potentilla gracilis var. fastigiata Elizabeth McClintock 1968-5-18 s.n. Plumas E of Frenchman Reservoir N of Chilcoot. 1706 Comment
  CAS-BOT-BC158480  Potentilla gracilis var. gracilis L. W. Swift 1930-7-3 31 Plumas Plumas National Forest. Stoney Dairy, Milford District 1828 Comment
  CAS-BOT-BC158519  Potentilla millefolia Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  CDA12049  Potentilla palustris G. F. Hrusa, J. Dinsdale 1989-6-27 7214 Plumas Sierra Nevada; Snake Lake, approx. 5 m. WNW of Quincy. Comment
  RSA754541  Potentilla rivalis L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16234 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  CHSC35280  Poteridium annuum M. S. Taylor; M. Foster 1981-6-2 3823 A Plumas N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  CHSC52058  Prunella vulgaris var. lanceolata L. P. Janeway 1989-6-22 3375 Plumas Plumas National Forest. Slopes between Crocker Mtn and the N end of Crocker Mdw; just N of rd 24N49Y. 1767 Comment
  SD46646  Prunella vulgaris var. lanceolata Robert J. Weatherby 1950-7-7 1449 Plumas Gansner Creek, Quincy. In sun on moist soil of yellow pine forest. 1219 Comment
  UCD113160  Prunus andersonii Beecher Crampton 1954-5-11 1877 Plumas Beckwourth Pass, Plumas-Lassen county line. Comment
  CHSC46656  Prunus emarginata Lowell Ahart 1989-7-2 6337 Plumas Near low cliffs, on the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 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
  RSA90533  Prunus emarginata M. S. Baker 1937-5-16 8650 Plumas Hwy. 89, a few miles N of Greenville. Comment
  CAS-BOT-BC154851  Prunus virginiana var. demissa Alice Eastwood 1927-6-12 14502 Plumas Forest Lodge, Greenville. United States Forest Reserve Comment
  UC1128459  Prunus virginiana var. demissa C. G. Albertus 1935-8-9 257 Plumas Plumas National Forest, Bells Bar Bells Bar; Plumas National Forest, Bells Bar 1249 Comment
  CHSC113975  Pseudognaphalium luteoalbum Lowell Ahart 2014-11-16 19889 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
  JEPS102725  Pseudognaphalium luteoalbum Lowell Ahart 2001-10-16 9370 Plumas On a bank on the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  CHSC63133  Pseudostellaria jamesiana Lowell Ahart 1994-7-7 7452 Plumas On the north side of Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 miles (air) south-east of Pilot Peak. 2011 Comment
  RSA756865  Pseudostellaria jamesiana Barbara Ertter 2001-7-21 17785 Plumas Southeast Diamond Mountains northeast of Frenchman Lake, northeast slope of rhyolite plug, between Galeppi Creek and Spring Creek. 2195 Comment
  UC1948764 Image available Pseudostellaria sierrae Richard K. Rabeler, B. Ertter, T. Morosco, J. Shevock 1997-6-14 1290 Plumas Plumas County: 150 ft S of FS road 26N49Y, 0.9 mi E of Plumas Co. 204 (Dixie Canyon Road), 1.95 mi N of CA 89, W of Crescent Mills. 1463 Comment
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Jun 15 2011
  CHSC13642  Pseudotsuga menziesii var. menziesii M. S. Taylor 1974-7-3 310 Plumas In vicinity of Fern Glen, in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  CAS-BOT-BC361781  Psilocarphus brevissimus var. brevissimus Thomas H. Kearney 1944-8-14 158 Plumas Near Prattville, Lake Almanor Comment
  UC1192097  Psilocarphus brevissimus var. brevissimus Malcolm A. Nobs and S. Galen Smith 1949-8-18 1375 Plumas just s Chester (at n end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  CAS-BOT-BC72613  Pteridium aquilinum Margaret Williams 1967-8-20 s.n. Plumas Near Rene's Falls, Jamison Creek, above Johnsville 1828 Comment
  CAS-BOT-BC147868  Purshia tridentata var. tridentata John Thomas Howell 1960-7-19 35686 Plumas Drakesbad 1828 Comment
  CHSC36324  Pycnanthemum californicum M. S. Taylor 1982-8-12 4979 Plumas Along Denton Creek between 516 and Hwy 70, ca. 1 mi e of Blairsden. 1432 Comment
  CHSC63960  Pyrola asarifolia subsp. asarifolia B. Castro; Linnea Hanson 1989-9-28 412 Plumas Ca 6 air mi SSW of Bucks Lake, ca 0.4 mi SW of Arkansas Ravine, just upslope from S side of USFS Rd 23N60 and just W of the bridge over Coldwater Creek, on the S side of the bridge, in moist drainage area. 1481 Comment
  CHSC56868  Pyrola dentata L. P. Janeway 1991-7-3 4108 Plumas Plumas National Forest. Small drainage to Freeman Creek 1 3/4 mi west of Smith Peak. 1965 Comment
  CAS-BOT-BC462777  Pyrola dentata L. P. Janeway 1991-8-3 4108 Plumas Plumas National Forest, Beckwourth Ranger District, Threemile Compartment. Small drainage to Freeman Creek, 1.75 mi W of Smith Peak. 1965 Comment
  CAS-BOT-BC462782  Pyrola dentata Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC462783  Pyrola dentata E. K. Balls 1950-8-30 15508 Plumas 5 mi W of Feather River Experiment Station, Quincy 1066 Comment
  CHSC21347  Pyrola picta F. T. Griggs; A. Pass 1975-7-2 36 Plumas East of road. Comment
  CHSC54419  Pyrola picta Vernon H. Oswald 1991-6-12 4658 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser. 1691 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-BC362286  Pyrrocoma lanceolata var. lanceolata Fred Sommers 1976-8-27 230 Plumas Sierra Valley Marsh between road and Marble Hot Springs 1524 Comment
  CAS-BOT-BC328155  Pyrrocoma lucida John Thomas Howell 1955-7-20 30865 Plumas Mohawk, Sierra Nevada 1371 Comment
  CAS-BOT-BC328157  Pyrrocoma lucida John Thomas Howell 1961-9-25 36957 Plumas Portola, Sierra Nevada 1478 Comment
  CAS-BOT-BC328161  Pyrrocoma lucida L. S. Smith 1932-9-19 2726 Plumas Beckwith Meadow, Tahoe National Forest Comment
  CAS-BOT-BC62428  Quercus chrysolepis John M. Tucker 1948-7-25 1736 Plumas Summit of Lav Cap ca. 1 mi. south of Cascade 1435 Comment
  RSA101885  Quercus chrysolepis F. Morton Jones 1918-06 s.n. Plumas Mt. Hough. Comment
  UCD45391  Quercus chrysolepis Leonard H. Day 1948-7-11 s.n. Plumas Elevation 4710 feet; Lava Top (in Butte County) about 1 mile south of Cascade, Plumas County, California. 1435 Comment
  SEINET9005912  Quercus chrysolepis C. N. Saulisberry 1949-5-18 s.n. Plumas Feather River Canyon, lumber camp of Keddie Comment
  JEPS108143  Quercus chrysolepis var. nana L. P. Janeway 1994-8-26 4753 Plumas Northern High Sierra Nevada. Extreme western extension (end) of Lava Top, about 1.0 mi southwest of town of Cascade 1440 Comment
  CAS-BOT-BC93978  Quercus durata John Thomas Howell 1959-9-21 34789 Plumas Rich Bar 762 Comment
  UCD169284  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8988 Plumas Along Road 26N22F (to top of Red Hill) 2.4 road km from Deadwood Saddle; 2.6 air km east of the summit of Red Hill. 1594 Comment
  CAS-BOT-BC104601  Quercus vacciniifolia Mrs. E. C. Suttiffe 1919-8-1 s.n. Plumas Golden Lake Region Comment
  UCD14011  Quercus vacciniifolia John M. Tucker 1948-7-24 1733 Plumas California, Plumas Co.: about 1/4 mi. below the Camel Peak Lookout, along the road; Comment
  UCR106823  Quercus vacciniifolia J. M. Tucker 1948-7-25 1749 Plumas c. 3/4 mi west of United Mining Co. mine on SW side of Carmel Peak 1555 Comment
  UC1258302  Ranunculus Nancy Morin July 1978 268 Plumas near intersection of A24 and Dyson Lane; Sierra Valley Comment
  UC302247  Ranunculus alismifolius var. alismifolius Marcus E. Jones, A. M. 1897-7-5 Plumas Prattville 1371 Comment
  CAS-BOT-BC379372  Ranunculus alismifolius var. alismifolius L. P. Janeway 1992-5-14 4175 Plumas north side of Big Grizzly Creek at northwest end of Lake Davis 1765 Comment
  CAS-BOT-BC379186  Ranunculus aquatilis var. aquatilis Cathy Ozaki 1983-5-14 84 Plumas Marble Hot Springs Area, Sierra Valley Marsh 1250 Comment
  JEPS54996  Ranunculus aquatilis var. subrigidus W. L. Jepson 1918-8-17 8027 Plumas Red Clover Valley; in pool of creek 1676 Comment
  UC118218  Ranunculus flammula Mrs. R. M. Austin 1881-1 Plumas Comment
  SEINET10535969  Ranunculus flammula var. ovalis Mary Susan Taylor 1981-9-3 Taylor 4270 Plumas California: T26N R9E nw1/4 of sw1/4 sec 15. Greenville SW quad. N tip of Round Valley Reservoir by road 204, ca. 3 air mi S of Greenville. Plumas County. 4500 ft. 1372 Comment
  SD46722  Ranunculus flammula var. ovalis Robert J. Weatherly 1950-7-7 1458 Plumas Snake Lake, Quincy, at edge of lake 1219 Comment
  CAS-BOT-BC83444  Ranunculus macounii Greg Sommers 1976-7-1 184 Plumas Sierra Nevada. Sierra Valley Marsh, south of metal bridge on Dyson Lane. 1524 Comment
  RSA518189  Ranunculus occidentalis B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 958 Plumas Plumas National Forest, ca. 6.0 miles north of Gold Lake on Gold Lake Road, and 2.6 miles south of junction with Highway 89. 1829 Comment
  UC1126203  Ranunculus occidentalis C. W. Hanks 1934-8-10 34 Plumas Sierra Valley Plumas National Forest, Sierraville Quadrangle (canyon on ne edge) Comment
  UC725558  Ranunculus occidentalis A. A. Heller 1942-5-8 16456 Plumas 2 mi w Paxton (along State Hwy 24) Comment
  SEINET5338809  Ranunculus occidentalis var. dissectus M. Foster 1988-5-30 150 Plumas Grizzly Valley Quad. 1 mile west of Lake Davis, 12 miles north by NW of Portola. 1768 Comment
  CHSC53214  Ranunculus occidentalis var. ultramontanus L. P. Janeway 1989-6-9 3282 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. Along a drainage. 1691 Comment
  POM284391  Ranunculus occidentalis var. ultramontanus Lyman Benson 1949-6-21 13733 Plumas Meadow 1 mile W of Lake Almanor Inn. Feather River 1341 Comment
  POM99856  Ranunculus orthorhynchus C. C. Bruce 1898-06 2438 Plumas [No location data on label] Comment
  UC1126212  Ranunculus orthorhynchus var. orthorhynchus P. G. Haddock 1938-5-29 2 Plumas Little Schneider Plumas National Forest, Bidwell Bar Quadrangle 1158 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
  CAS-BOT-BC362888  Ratibida columnifera F. B. Cayot 1913-8-12 31 Plumas Plumas National Forest. Three Mile [Threemilel] Valley 1767 Comment
  NY42173  Rhamnus purshiana J. B. Walker 1994-8-2 862 Plumas 2km N of Quincy, on Rt 70 1200 Comment
  RSA610720  Rhamnus purshiana Louis C. Wheeler 1958-7-30 7350 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UC570996  Rhamnus purshiana Herbert L. Mason 1924-6-19 1071 Plumas along stream running n into Bear Lake Bear Lake Comment
  SEINET13946361 Image available Rhamnus purshiana A. A. Heller 1915-1 12050 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. Elev 5500 ft. 12 miles west of Bucks 1676 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
  CAS-BOT-BC111875  Rhynchospora alba Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1687 Plumas In wet area of Sweetwater Meadow. 1127 Comment
  UC858642  Ribes Alice Eastwood 1918-5-25 7046 Plumas Portola Comment
  CAS-BOT-BC108707  Ribes cereum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54274 Plumas Sierra Nevada. Rocky summit ridge, Mount Hough. 2203 Comment
  CDA19215  Ribes cereum var. cereum G. D. Barbe, T. C. Fuller 1982-6-16 3795 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CAS-BOT-BC219212  Ribes nevadense David D. Keck 1932-7-3 1628 Plumas Mountain slope S of Quincy 1066 Comment
  CAS-BOT-BC219213  Ribes nevadense Walter & Irja Knight 1967-5-22 1803 Plumas Fern Glen 1112 Comment
  CAS-BOT-BC219230  Ribes nevadense Ella Dales Cantelow 1941-5-18 3521 Plumas At Johnsville, 4.5 miles W of Mohawk Comment
  CHSC70263  Ribes nevadense B. Castro; R. Fallscheer, R. Zebell 1989-8-7 360 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1737 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
  SEINET5339753  Ribes nevadense M. J. Williams 1967-4-22 s.n. Plumas 1 mile w. of Storrie, Rocky bank 518 Comment
  CHSC20732  Ribes roezlii K. R. Stern 1975-7-23 5899 Plumas W shore of Lake Almanor. 1371 Comment
  UC566239  Ribes roezlii F. W. Embree 1934-6-6 71 Plumas s slope Bucks Mountain; Bidwell Bar Quadrangle 1524 Comment
  CAS-BOT-BC186215  Ribes roezlii var. roezlii Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 875 Plumas On La Porte Rd. 15 km south of jct with hwy 70 1500 Comment
  CAS-BOT-BC186217  Ribes roezlii var. roezlii L. P. Janeway 1989-6-20 3354 Plumas East-facing slope near top of Crocker Mtn overlooking Red Clover Valley 2194 Comment
  CAS-BOT-BC168779  Ribes viscosissimum Anna Head 1921-6-23 s.n. Plumas Lake Center Camp - Feather River Region Comment
  CHSC46659  Ribes viscosissimum Lowell Ahart 1989-7-2 6355 Plumas About 10 miles north-east of La Porte, about 1/4 mile north of Pilot Peak, growing on dry bare soil in openings, north of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak. 2103 Comment
  CHSC80651  Ribes viscosissimum var. hallii Lowell Ahart 2001-6-4 8753 Plumas About 1/8 mile north of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. 1615 Comment
  CHSC59907  Rigiopappus leptocladus L. P. Janeway 1992-7-17 4265 Plumas Plumas National Forest. Cogswell Ravine; ca 1.1 mi north of Mount Jackson, 1.7 mi east-northeast of Cromberg Spring, 2 mi northeast of Middle Fork Feather River. In unused dirt road and adjacent clearcut slope. 1731 Comment
  JEPS59925  Rigiopappus leptocladus Lewis S. Rose 1968-6-11 68101 Plumas 4 mi s Keddie; Butterfly Valley 1036 Comment
  CDA18592  Rorippa curvisiliqua G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3273 Plumas Sierra Nevada; 1.3 miles below Mt. Hough summit, returning to junction with China Grade. 2042 Comment
  CHSC117340  Rorippa curvisiliqua var. curvisiliqua B. Castro 2007-7-24 1680 Plumas Northern High Sierra Nevada. Plumas National Forest. Ferris Flat, on floodplain of Ferris Creek ca 0.25 mi SW of its confluence with Last Chance Creek. Ca7 air mi SE of Milford, 5 mi SW of Hwy 395 and 12 mi NW of Doyle. In recently drying flat near main road (USFS Rd 28N03). 1761 Comment
  CAS-BOT-BC75024  Rorippa palustris var. hispida John Thomas Howell 1961-9-23 36849 Plumas Sierra Nevada. Indian Valley. 1082 Comment
  CAS-BOT-BC146374  Rosa J. T. Howell 1977-6-20 52371 Plumas Lake Almanor Peninsula 1371 Comment
  JEPS105835  Rosa bridgesii Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 10999 Plumas On the west side of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  CAS-BOT-BC148163  Rosa gymnocarpa John Thomas Howell 1951-8-19 28186 Plumas Greenville 1097 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
  JEPS102353  Rosa gymnocarpa Lowell Ahart 2001-7-19 8944 Plumas about 2 1/2 air miles SE of Pilot Peak (Hopkins Creek, about 100 yds. NW of East Branch, about 1/2 air miles S of Turkey Town) 1828 Comment
  RSA499264  Rosa gymnocarpa Dorothy Davis 1923-08 s.n. Plumas Mohawk 1524 Comment
  RSA609440  Rosa gymnocarpa Louis C. Wheeler 1958-7-30 7351 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  SD46573  Rosa gymnocarpa Robert J. Weatherby 1955-7-21 1644 Plumas Near junction of McCarthy Bar road and 4th Water Bear Creek Road, near Bottle Springs, Middle Fork, Feather River 1615 Comment
  SEINET8723616 Image available Rosa gymnocarpa H. S. Reed 1941-1 s.n. Plumas Forest Lodge. Altitude ca. 3400 feet, Plumas County. 1036 Comment
  CHSC81152  Rosa pisocarpa subsp. ahartii Lowell Ahart 2001-8-28 9202 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC97283  Rosa woodsii subsp. ultramontana Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14465 Plumas About 40 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-BC156565  Rubus John Thomas Howell 1951-8-19 s.n. Plumas Near Paxton 914 Comment
  JEPS115090  Rubus leucodermis Lowell Ahart, John Dittes 2009-7-14 16071 Plumas On the south side of Forest Service Road 26N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1677 Comment
  CAS-BOT-BC147969  Rubus parviflorus Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1591 Plumas Fern Glen - Butterfly Botanical Area and Vicinity 1097 Comment
  UCD113864  Rubus parviflorus James I. Mallory 1969-8-21 361 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  CAS-BOT-BC147367  Rubus pensilvanicus John Thomas Howell 1976-7-15 51875 Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  SEINET10483606  Rubus procerus Mary Susan Taylor 1982-5-23 Taylor 4516 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  CAS-BOT-BC156922  Rubus ursinus Walter Knight; Irja Knight 1967-9-16 2251 Plumas Butterfly Botanical Area and Vicinity. Near pond reservoir 1097 Comment
  CAS-BOT-BC156923  Rubus ursinus Walter Knight; Irja Knight 1966-6-18 1318 Plumas Butterfly Valley 1036 Comment
  CHSC21094  Rumex acetosella F. T. Griggs; A. Pass 1975-7-3 73 Plumas Bucks Lake Forest Service Survey. N of Grizzly Forebay. Comment
  POM280481  Rumex acetosella Lyman Benson 1932-7-29 3995 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CAS-BOT-BC422044  Rumex acetosella Anna Head 1920-8-1 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CHSC20774  Rumex salicifolius var. denticulatus K. R. Stern 1975-7-23 5861 Plumas W shore of Lake Almanor. 1371 Comment
  SEINET10465398  Sagittaria latifolia Mary Susan Taylor 1982-9-8 Taylor 5123 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 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
  UC440202  Salix eastwoodiae Mrs. C. M. Wilder 1912-7-10 9334 Plumas s side of main lake Bear Lakes 1981 Comment
  UC726951  Salix eastwoodiae A. A. Heller 1942-8-3 16513 Plumas at drinking fountain above Little Hot Springs Valley; Lassen Park Comment
  CHSC102147  Salix exigua Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16222 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-BC107968  Salix geyeriana John Thomas Howell 1955-7-20 30840 Plumas Mohawk 1371 Comment
  RSA502885  Salix laevigata J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-25 54338 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  CAS-BOT-BC125327  Salix lasiandra var. lasiandra Alice Eastwood 1927-6-1 14645 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  SEINET11957801  Salix lasiolepis E. L. Smith 1971-1 951 Plumas Quincy 1043 Comment
  CAS-BOT-BC107161  Salix lasiolepis var. bigelovii John Thomas Howell; H. Keith Wagnon 1980-5-28 53690 Plumas Indian Falls, near Indian Creek - Sierra Nevada 975 Comment
  CAS-BOT-BC128435  Salix lasiolepis var. lasiolepis Irja Knight; Walter Knight; John Thomas Howell 1966-7-28 1432 Plumas In bed of Spanish Creek near confluence of Butterfly Creek 1021 Comment
  CAS-BOT-BC128437  Salix lasiolepis var. lasiolepis Irja Knight; Walter Knight 1966-6-18 1336 Plumas Butterfly Valley - Sierra Nevada 1158 Comment
  CHSC87631  Salix lasiolepis var. lasiolepis Lowell Ahart; Josephine Guardino 2004-5-24 10945 Plumas On the bottom of a small drainage, about 100 yards north of the railroad, Greenhorn Creek, and Highway 70, about 1/2 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1158 Comment
  CAS-BOT-BC124787  Salix lemmonii John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2398 Plumas Butterfly Botanical Area Comment
  CAS-BOT-BC124792  Salix lemmonii Alice Eastwood 1918-5-25 7004 Plumas Portola Comment
  CAS-BOT-BC124793  Salix lemmonii Alice Eastwood 1918-5-25 7005 Plumas Portola Comment
  CHSC73438  Salix lemmonii H. Durio 1995-8-17 Plumas 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 jct with Rd 23N18. 1676 Comment
  UC449845  Salix lemmonii L. S. Smith 1931-5-27 7 a Plumas Plumas Meadow Plumas Nat'l Forest, Plumas Meadow Comment
  SD980  Salix ligulifolia Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 393 Plumas North Fork of Feather River, at Chester, floodplain at highway bridge 1349 Comment
  UC481905  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
  CAS-BOT-BC128236  Salix lucida Alice Eastwood 1918-5-25 6974 Plumas Portola Comment
  HSC20041  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 395 Plumas N Fork of Feather River, at Chester 1350 Comment
  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
  CHSC34328  Salsola tragus L. Ahart 1981-9-6 3091 Plumas On broken rock along the RR on a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  UCSB64022  Salsola tragus Ahart, Lowell 1981-9-6 Plumas Along Indian Creek, about 1/2 mile south-west of the intersection of Highway 89 and Arlington Road, about 1 1/2 miles south-west of Crescent Mills 1097 Comment
  JEPS45505  Sanguisorba annua W. L. Jepson 1910-6-14 4133 Plumas Prattville 1310 Comment
  RSA641469  Sanguisorba annua Michael A. Vincent 1999-6-8 8570 Plumas Plumas Nat'l Forest, Milford Ranger Dist. Squaw Valley; around jct of FS Route 70 and FS 01. Comment
  CDA14009  Sanicula graveolens G. F. Hrusa, T. D. Wilfred 1997-6-26 13926 Plumas Sierra Nevada; about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CHSC102439  Sanicula graveolens L. P. Janeway; B. Castro 2009-6-7 9803 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.7 km north of Red Clover Creek, 10 m northeast of Thompson Valley Creek. 1670 Comment
  CHSC42666  Sanicula graveolens Vernon Oswald 1986-6-6 2097 Plumas Oroville-Quincy Hwy 1.3 mi n of Four Trees. 1615 Comment
  UC1561210  Sanicula graveolens Barbara Ertter with Gary Schoolcraft 1988-7-3 8646 Plumas 8 air mi s of Susanville (on s side of Red Rock Lookout); Red Rock Lookout 2255 Comment
  JEPS87766  Sanicula tuberosa Lowell Ahart 1994-6-12 7315 Plumas about 1 1/4 air mi s Bucks Lake (sw of small branch of Willow Creek, near Cedar Flat, on w side of Faggs Mine Road); s of Bucks Lake, sw of branch Willow Creek, Faggs Mine Road 1706 Comment
  UC660060  Sanicula tuberosa Alan A. Beetle 1941-6-28 2780 Plumas Lake Almanor, W side 1828 Comment
  UCD128055  Sanicula tuberosa J. M. Tucker 1948-7-24 1721 Plumas near road from Cascade to Camel Peak. 1615 Comment
  UCD23353  Sanicula tuberosa E. W. Jameson 1949-4-26 s.n. Plumas Experiment Station in Quincy. 1097 Comment
  CHSC112613  Saponaria officinalis Lowell Ahart 2013-9-11 19030 Plumas Gravel bar on the west side of Chips Creek, about 20 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  UC1121105  Sarcodes sanguinea E. Sawyer 1935-6-28 243 Plumas 3 3/34 miles S S E of Grizzly Peak 1554 Comment
  CHSC42855  Saxifraga nidifica var. nidifica Lowell Ahart 1987-5-19 5657 Plumas Near a small meadow, near the South Fork of the Feather River, about 1/2 mile northeast of the Feather Fork Mine, about 8 miles northeast of La Porte. 1706 Comment
  CAS-BOT-BC283629  Schedonorus pratensis John Thomas Howell 1951-8-20 28213 Plumas Genesee 1127 Comment
  CAS-BOT-BC111277  Schoenoplectus acutus var. occidentalis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1508 Plumas In quaking bog-like area on shoreline of Pond Reservoir, Butterfly Botanical Area. 1097 Comment
  CAS-BOT-BC111275  Schoenoplectus acutus var. occidentalis Alice S. Mulford 1944-8-14 s.n. Plumas Lower end of Smith Lake, in water 1874 Comment
  CHSC105672  Schoenoplectus subterminalis Lowell Ahart 2010-10-21 17312 Plumas East side of Fowler Lake, about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte. 1662 Comment
  CHSC46622  Schoenoplectus subterminalis V. Oswald; L. Ahart, L. Hanson 1989-7-31 3909 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
  UC1609498  Schoenoplectus subterminalis Vernon H. Oswald and Lowell Ahart 1993-8-3 5766 Plumas unnamed lake ca 0.25 mi e Hay Meadow (w. side of the lake, on s edge Caribou Wilderness near the n end of 30N25 ca 9 mi (air) n of Lake Almanor); s edge Caribou Wilderness, e of Hay Meadow, n Lake Almanor 1926 Comment
  UC1609144  Scirpus acutus var. occidentalis Vernon H. Oswald and Lowell Ahart 1993-8-3 5762 Plumas Unnamed lake 0.25 mi e of Hay Meadow (9 air mi n of Lake Almanor, near n end of 30N25 on s edge of Caribou Wilderness); Caribou Wilderness 1926 Comment
  CAS-BOT-BC35584  Scirpus congdonii Mrs. E. C. Sutliffe 1914-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC65854  Scirpus congdonii L. P. Janeway 1995-7-23 4876 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Rd 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  JEPS112947  Scirpus congdonii Dean W. Taylor 2001-8-2 17885 Plumas meadow on northwestern flank Lexington Hill along Forest Road 21N15 ca. 0.3 miles N of junction of Forest Road 21N05Y (ca. 1.5 air mile W of La Porte) 1676 Comment
  CAS-BOT-BC111012  Scirpus microcarpus Walter Knight; Irja Knight 1966-6-18 1388 Plumas Butterfly Valley. Near Pond Reservoir. 1127 Comment
  CDA13967  Scirpus microcarpus G. F. Hrusa 1996-8-2 13430 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, ca. 1 mi. NW of Argentine Rock. trib. of Squirrel Creek. Comment
  CHSC102075  Scirpus microcarpus Lowell Ahart; John Dittes 2009-7-14 16033 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
  CAS-BOT-BC111013  Scirpus microcarpus L. P. Janeway 1990-8-29 3847 Plumas Ca. 0.1 mi W of Paradise Cr ca 3/4 mi S of Little Grizzly Cr. Mt. Ingalls quad. 1905 Comment
  CAS-BOT-BC419676  Scutellaria galericulata Clare B. Hardham 1985-7-31 30156 Plumas Antelope Reservoir 1584 Comment
  CAS-BOT-BC214246  Scutellaria nana Gary Schoolcraft 1987-6-17 1739 Plumas About 2 miles N. of Chester 1402 Comment
  CAS-BOT-BC214248  Scutellaria nana David D. Keck 1932-7-6 1720 Plumas 6 miles west of Chester, Sierra Nevada 1524 Comment
  CHSC62167  Secale cereale L. P. Janeway 1993-7-21 4466 Plumas Plumas National Forest. Southwest side of Red Clover Valley, 0.9 mi southeast of Clover Valley Ranch; 200 ft south of the Beckwourth-Genesee Road along logging spur 24N66X. 1685 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
  JEPS73836  Sedum albomarginatum P. C. Hutchison 1967-6-16 7333 Plumas 4.1 mi above Rich Bar (East Branch North Fork Feather River); East branch North Fork Feather River, above Rich Bar Comment
  CHSC21654  Sedum laxum subsp. laxum D. Brink; L. Mayer 1975-7-6 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC64186  Sedum obtusatum subsp. obtusatum Anna Head 1920-7-20 s.n. Plumas Among rocks above Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC59124  Sedum spathulifolium John Thomas Howell; Gordon H. True 1969-6-23 45822 Plumas On Middle Fork of Feather River, at Nelson Point 1249 Comment
  UCR208946  Sedum spathulifolium Christopher Davidson 1975-6-7 2739 Plumas Northern Sierra Nevada Mtns., c. 3 mi on dirt road to Snake Lake branching to NW off Hwy 70 c. 2 mi N of Quincy 1273 Comment
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  UC1778630  Sedum spathulifolium G. Douglas Barbe, T. C. Fuller 1982-7-15 3746 Plumas 5.2 miles northeast of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  CAS-BOT-BC59123  Sedum spathulifolium subsp. purdyi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54329 Plumas 2.8 miles NNE of Englemine on Diamond Mt. Road 1341 Comment
  SEINET10530443  Selaginella wallacei Mary Susan Taylor 1981-3-5 Taylor 3400 Plumas T23N R5E ne sec 11. Pulga quad. S side of Hwy 70, Butte-Plumas County line, ne of Pulga. 1800 ft. 549 Comment
  SEINET6409438  Selaginella wallacei J. T. Howell 1959-9-26 35082 Plumas Sierra Nevada, Storrie 549 Comment
  CHSC87619  Senecio integerrimus var. exaltatus Lowell Ahart; Josephine Guardino 2004-5-24 10941 Plumas On the east side of a logging road, about 200 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1224 Comment
  CHSC94915  Senecio integerrimus var. exaltatus L. P. Janeway; B. Castro 2006-6-4 8672 Plumas Northern High Sierra Nevada. Along the road from Squaw Valley to McReynolds Valley, 0.5 km south of Squaw Valley Road (and Squaw Valley). 1698 Comment
  UC177176  Senecio serra var. serra A. A. Heller and P. B. Kennedy 1907-7-16 8860 Plumas near Genessee (Genessee Valley); Genessee Valley Comment
  UC53874  Senecio serra var. serra H. M. Hall and E. B. Babcock July 1903 4459 Plumas Red Clover Creek Sierra Nevada Mountains, Red Clover Creek 1676 Comment
  CAS-BOT-BC364394  Senecio triangularis John Thomas Howell 1960-7-18 35531 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC20984  Senecio triangularis F. T. Griggs; A. Pass 1975-7-11 159 Plumas Buck's Lake. Comment
  CHSC66749  Sericocarpus oregonensis Vernon H. Oswald; Lowell Ahart 1996-8-14 8162 Plumas Northern High Sierra Nevada. Silver Lake Rd. 0.5 mi SE of Silver Lake Campground, NE of Bucks Lake. 1706 Comment
  JEPS115107  Sericocarpus oregonensis subsp. oregonensis Lowell Ahart, John Dittes 2009-7-27 16183 Plumas On dry soil, about 20 yards north of the poor dirt road, about 10 yards west of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  UCD92853  Setaria viridis John Thomas Howell 1959-9-20 34719 Plumas Tobin. 609 Comment
  CHSC20781  Sidalcea glaucescens K. R. Stern 1975-7-24 5834 Plumas SW shore of Lake Almanor. 1371 Comment
  UCD116648  Sidalcea glaucescens Elaine A. Ahrenholz 1962-5-5 51 Plumas 1 mile north of Greenville. 1066 Comment
  UCD147786  Sidalcea oregana Allyson Ayalon; Lucie Jerabkova 2012-8-1 139 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  HSC87161  Sidalcea oregana J. Detzer, M. Sacks 1977-6-8 12 Plumas E side of FS Rd., 4.8 km S of Laufmen Ranger Station 1833 Comment
  CHSC21704  Sidalcea oregana subsp. spicata F. T. Griggs; A. Pass 1975-8-2 289 Plumas Buck's Lake Forest Service Survey. Comment
  UC1125002  Sidalcea oregana subsp. spicata G. T. Nordstrom 1934-7-16 225 Plumas 1 1/4 mi sw Bucks Ranch; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  JEPS46169  Sidalcea oregana subsp. spicata W. I. Follett 1934-6-4 Plumas 1.3 mi w Bucks Lodge; w of Bucks Lodge Comment
  UCR3553  Silene californica Wm. Horn Jr. 1963-7-14 630714- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, 100 yards south of Forest Service Road 24N36, 0.5 mi west of UC Forestry Camp 1159 Comment
  RSA180578  Silene conoidea J. Budaj 1965-8-10 s.n. Plumas Sheehan ranch, 4 miles NE of Greenville. Comment
  UC2042995  Silene douglasii Barbara Ertter with Gary Schoolcraft 1990-5-14 8970 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  RSA52887  Silene douglasii R. Weatherby 1950-8-11 1507 Plumas Trail near Long Lake, Lakes Basin Area. Comment
  UC640584  Silene douglasii H. L. Mason 1924-6-20 1088 Plumas above Graeagle Lodge; above Graeagle Lodge Comment
  CAS-BOT-BC389376  Silene lemmonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54214 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CAS-BOT-BC389398  Silene lemmonii L. Constance 1938-6-10 2315 Plumas W. edge of Lake Almanor at Prattville 1219 Comment
  CHSC24258  Silene lemmonii K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CAS-BOT-BC389396  Silene lemmonii Robert J. Weatherby 1955-7-21 1655 Plumas 4th Water Bear Creek, Middle Fork Feather River 1554 Comment
  CAS-BOT-BC389498  Silene menziesii Mrs. Jos. Clemens 1919-10-10 s.n. Plumas Taylorsville Comment
  UC595082  Silene nuda David D. Keck 1938-8-9 4896 Plumas 1 mi w Portola; w of Portola 1480 Comment
  CAS-BOT-BC181366  Silene occidentalis John Thomas Howell 1951-6-27 27557 Plumas Johnsville - Sierra Nevada 1584 Comment
  JEPS50947  Silene occidentalis subsp. occidentalis R. H. Platt 1891-1 Plumas the Sierras Comment
  UC170969  Silene sargentii H. M. Hall 1912-7-12 9349 Plumas Long Lake Sierra Nevada Mountains, Long Lake 2042 Comment
  UCD115461  Sisymbrium altissimum E. K. Balls 1950-9-15 15853 Plumas south tip of Lake Almanor by PG and E Station, Highway 89. 1371 Comment
  SEINET7725495  Sisyrinchium douglasii Unknown Plumas Goose Lake Valley Comment
  SJSU12263  Sium suave N. A. Hopkins 1983-7-28 1161 Plumas NW corner of Sierra Valley by Marble Hot Springs Road 1487 Comment
  UC924283  Smilacina stellata H. S. Reed 1941-8-3 Plumas Forest Lodge Comment
  RSA79299  Solidago californica E. K. Balls, Percy C. Everett 1952-10-9 18128 Plumas 8.5 mi NW of jct. of Hwys 89 and 24 at Mohawk. 1372 Comment
  CHSC113900  Solidago elongata Lowell Ahart 2014-8-24 19746 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC34924  Solidago elongata M. S. Taylor 1981-8-20 4232 Plumas S side of Fox Rd (27N92) at jct with creek, ca. 2 mi se of Canyon Dam. 1524 Comment
  CHSC99795  Solidago elongata Lowell Ahart 2008-8-13 15191 Plumas On the bottom of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Glass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1598 Comment
  UC1999884  Solidago velutina subsp. californica J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-12 9303 Plumas CA-89, E of Canyondam, 10.5 km NW of Greenville. Comment
  UC1999886  Solidago velutina subsp. californica J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-12 9307 Plumas Taylorville, county park, edge of Indian Creek. Comment
  CAS-BOT-BC365974  Sonchus John Thomas Howell 1959-9-21 34796 Plumas Virgilia 841 Comment
  UCD114035  Sorbus californica B. F. Smith 1967-9-5 63 Plumas Vicinity of La Porte. 1371 Comment
  JEPS124138  Sorbus scopulina Lowell Ahart, John Deurloo 2015-8-25 20525 Plumas About 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. Comment
  CHSC36329  Sparganium emersum subsp. emersum M. S. Taylor 1982-7-22 4907 Plumas On s end of Snake Lake near dam, ca. 2 mi ne of Meadow Valley. 1219 Comment
  CHSC92203  Sparganium emersum subsp. emersum Lowell Ahart; John Dittes 2005-9-20 12430 Plumas In Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  CHSC113865  Spergularia rubra Lowell Ahart 2014-9-9 19838 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CHSC77048  Spergularia rubra L. P. Janeway 1996-8-20 5073 Plumas Granite Basin; upper drainage of Little North Middle Fork Feather River; along Road 23N35X 0.4 mi north of Road 23N18. 1493 Comment
  CAS-BOT-BC390685  Spergularia rubra John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1982 Plumas Butterfly Botanical Area and Vicinity. Near barn in valley proper 1036 Comment
  CAS-BOT-BC390687  Spergularia rubra Robert J. Weatherby 1955-8-12 1681 Plumas McFarland Ravine near Bear Creek and Morrow Creek 1402 Comment
  SJSU14212  Sphaeromeria potentilloides N. A. Hopkins 1989-5-27 1497 Plumas near Marble Hot Springs Rd, Sierra Valley 1524 Comment
  RSA472766  Spiraea densiflora Dorothy Davis 1923-08 s.n. Plumas Gold Lake. 2439 Comment
  UCR106890  Spiraea densiflora L. C. Wheeler 1952-9-24 6960 Plumas Plumas 5: mine area in vicinity of Crescent Mills Comment
  CAS-BOT-BC149657  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-15 8848 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CAS-BOT-BC149661  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-9 8786 Plumas Prattville Comment
  CHSC36352  Spiraea douglasii M. S. Taylor 1982-6-14 4672 Plumas E side of Hwy 89 by Indian Creek, ca. 1 mi n of Indian Falls. 1036 Comment
  JEPS123939  Spiraea douglasii Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20419 Plumas On the west side of Blue Lake, 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
  JEPS88391  Spiraea douglasii Vernon H. Oswald and Lowell Ahart 1996-7-15 8025 Plumas e side of arm of Lake Almanor extending n from the Highway 36 causeway, s of tthe point where road to Last Chance Campground (28N11) begins to parallel lake Lake Almanor; High Cascade Range, Lake Almanor 1371 Comment
  CHSC95151  Spiranthes porrifolia R. D. Fischer; Jenny Marr 2004-8-7 853 Plumas Northern Sierra Nevada between Butte Meadows and Hwy 89 along Humbug Valley Road at the Yellow Creek crossing. 1219 Comment
  CAS-BOT-BC534892  Spirodela polyrhiza Herbert L. Mason 1953-7-8 14561 Plumas Four miles northwest of Loyalton Comment
  RSA0005232  Spraguea pulcherrima A. A. Heller 1938-5-30 15132 Plumas Along Feather River Highway near Bucks Creek powerhouse. Comment
  RSA0089035  Spraguea umbellata Bonnie C. Templeton 1968-6-10 11275 Plumas Near Lake Almanor. 1386 Comment
  JEPS107639  Stachys ajugoides var. rigida Lowell Ahart, Josephine Guardino 2005-8-9 12282 Plumas On the bottom of Fant Creek, about 50 yards southeast of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  JEPS114608  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
  SEINET10499274  Stachys rigida Mary Susan Taylor 1981-8-19 Taylor 4216 Plumas T23N R11E se 1/4 se 1/4 sec 17. Blue Nose Mt. quad. Jct Bell Creek and road 23N10, ca. 1.5 mi W of Sloat. Comment
  SEINET7977076  Stachys rigida var. rigida A. A. Heller, P. B. Kennedy 1907-7-8 8767 Plumas Near Greenville Comment
  CHSC80827  Stellaria crispa Lowell Ahart 2001-7-19 8942 Plumas On the banks of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  SEINET10537636  Stellaria jamesiana Mary Susan Taylor 1982-6-2 Taylor 4590 Plumas T23N R12E nw/sw sec 20. Johnsville quad. End of spur rd off 23N49, w side of Mt Jackson, ca. 6 air mi n of Mohawk. Mixed Evergreen Forest; 5100 ft. 1554 Comment
  CAS-BOT-BC391181  Stellaria longipes subsp. longipes Anna Head 1921-7-17 s.n. Plumas Gray Eagle Meadow, Feather River Region Comment
  CHSC64829  Stellaria longipes var. longipes Vernon H. Oswald 1995-6-24 6914 Plumas High Cascade Range. Unnamed creek crossing the road to Last Chance Campground (FS 28N11), 2.5 mi (odometer) n of Hwy. 36. In a streamside meadow on the e side of the road. 1371 Comment
  JEPS103562  Stellaria umbellata Lowell Ahart 2002-6-26 9757 Plumas In a meadow, on the SW side of a gravel road, ca 2 miles (air) NW of Little Grass Valley Reservoir dam, ca 5 miles (air) NW of La Porte. 1741 Comment
  CHSC52765  Stenotus acaulis L. P. Janeway 1990-7-4 3763 Plumas Northwest slope overlooking SW corner of Frenchman Lake, 0.2 mi W of the dam. 1722 Comment
  RSA164312  Stenotus acaulis Clare B. Hardham 1961-6-16 7482 Plumas Diamond Peak. 2287 Comment
  CHSC100327  Stephanomeria lactucina Lowell Ahart 2008-8-14 15195 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  CHSC117561  Stephanomeria lactucina Lowell Ahart 2016-7-9 21085 Plumas Top and on the northeast side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam 1857 Comment
  CHSC56527  Stephanomeria lactucina L. P. Janeway 1984-7-13 919 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). 1584 Comment
  JEPS29560  Stephanomeria lactucina John Thomas Howell 1960-7-19 35681 Plumas Drakesbad Lassen Volcanic National Park 1676 Comment
  UC1075698  Stephanomeria lactucina Robert J. Weatherby 1955-8-12 1680 Plumas near Meadow Valley (McFarland Ravine); Bear Creek Area 1402 Comment
  RSA739600  Stephanomeria spinosa John Dittes, L. Ahart 2003-8-8 2003 -87 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 3.9 air-miles southeast of Beckwourth, 9.8 air-miles northeast of Calpine, ca. 0.8 mile south of Western Pacific Railroad, at disturbed edge of Dyson Lane. 1489 Comment
  SEINET8077620  Stipa lemmonii var. lemmonii C. Tanner 1999-1 s.n. Plumas Within city limits of Portola (area bounded by Plumas/Quincy Streets on N and S, Wiloow and Rock Streets on E and W). 1484 Comment
  CHSC109863  Stipa nelsonii var. dorei L. P. Janeway 2012-8-8 11048 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; just east of the Gibsonville-Johnsville Road bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. 1745 Comment
  SEINET8080356  Stipa occidentalis var. pubescens S. B. Doten 1901-6-16 49 Plumas NE of Sierra Valley. Comment
  UC1563654  Streptanthus cordatus var. cordatus Barbara Ertter with Gary Schoolcraft 1989-7-3 8653 Plumas 8 air mi s Susanville (w-facing steep rocky slope below Red Rock lookout) 2255 Comment
  CAS-BOT-BC87776  Streptanthus tortuosus A. A. Heller 1915-7-7 12072 Plumas Near the summit of Soapstone Ridge in the Sierra Nevada. 12 miles west of Bucks. 1676 Comment
  CAS-BOT-BC87793  Streptanthus tortuosus Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  CAS-BOT-BC87794  Streptanthus tortuosus Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  SEINET10448522  Streptanthus tortuosus Mary Susan Taylor 1981-6-15 Taylor 3907 Plumas T24N R8E se sec 14. Bucks Lake quad. E side of 24N29 (rd to Deane's Valley), 0.4 mi S of its jct with Bucks Lake Rd, ca. 2 mi NE of Meadow Valley. Roadside in forested area; 3800 ft elev. 1158 Comment
  SEINET10973513  Streptanthus tortuosus Mary Susan Taylor 1981-5-14 Taylor 3719 Plumas T23N R6E se sec 33, Pulga SE quad. Walker Plains, both sides of Oroville- Quincy Hwy, ca. 0.5 mi S of Four Trees Rd jct, on Butte-Plumas county line, ca. 2 mi N of Merrimac. 5000 ft; on volcanic cobbles and cliffs. 1524 Comment
  CHSC58165  Streptanthus tortuosus var. orbiculatus Vernon H. Oswald 1992-6-18 4990 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
  CHSC64081  Streptanthus tortuosus var. orbiculatus B. Castro; L. Hanson 1988-7-15 273 Plumas On top of Mt. Harkness, within 50 ft of lookout tower. 2452 Comment
  SEINET12011564  Styrax officinalis var. redivivus Unknown 1998-5-17 35 Plumas 0.25 mi up dirt road across from Gaging statoin on Hwy 70 500 Comment
  RSA286278  Symphoricarpos acutus R. F. Thorne 1974-7-30 45003 Plumas Plumas National Forest: Butterfly Valley Botanical Area; meadow W of Mill pond. 1159 Comment
  JEPS95558  Symphoricarpos mollis Lowell Ahart 1994-7-7 7462 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles S of Pilot Peak 2011 Comment
  RSA79257  Symphoricarpos vaccinioides E. K. Balls, P. C. Everett 1952-10-9 18130 Plumas Pine valley, 5 mi. N of Crescent Mills, Hwy 89. Comment
  CAS-BOT-BC97562  Symphyotrichum ascendens Roxana S. Ferris; Laura Lorraine 1941-8-8 10414 Plumas Greenville 1091 Comment
  UC297886  Symphyotrichum bracteolatum Milo S. Baker 1926-8-26 319 d-26 Plumas Drakesbad 1706 Comment
  CAS-BOT-BC97864  Symphyotrichum eatonii John Thomas Howell 1924-8-10 613 Plumas Crescent Mills 1219 Comment
  CAS-BOT-BC97863  Symphyotrichum eatonii Milo S. Baker Aug. 28 319 c-'26 Plumas Drakesbad 1706