Search Results — 2000 specimen records retrieved (1440 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 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
  NY29140  Abies concolor H. E. Brown 1897-8-1 671 -½ Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CHSC84949  Abies magnifica var. magnifica Lowell Ahart 2003-10-15 10633 Plumas About 60 yards south of the road to Tamarack Flat, on the south side of a very small branch of Fall River, 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
  JEPS104253  Abies magnifica var. magnifica Lowell Ahart 2003-10-15 10633 Plumas Ca 60 yd s of road to Tamarack Flat, on s side of a very small branch of Fall River, ca 1/8 mi w of intersection of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 mi (air) nw of La Porte 1714 Comment
  UC1171597  Acer glabrum D. Axelrod 1934-6-9 22 Plumas 2 1/4 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quad. 1767 Comment
  CAS-BOT-BC330979  Acer glabrum var. glabrum Gladys L. Smith 1976-6-7 4611 Plumas Sierra Nevada. S end of summit ridge, secondary road from Quincy to La Porte. Drainage of Middle Fork Feather River. 1950 Comment
  CAS-BOT-BC330985  Acer glabrum var. glabrum Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  UC917262  Acer glabrum var. glabrum J. M. Tucker 1948-7-25 1737 Plumas sw side of Camel Peak Pinchard Creek, sw side of Camel Peak (Pinchard Creek, mine of United Mining Company) 1524 Comment
  JEPS48550  Acer glabrum var. torreyi J. W. Duffield 1937-5-31 Plumas se Bucks Lake (Rocky wall, third water, Bear Creek, sw Plumas County); Bear Creek, se of Bucks Lake (See Bucks Lake Quad.) Comment
  SBBG128285  Acer macrophyllum L. Ahart, J. Dittes 2009-7-13 16047 Plumas N side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2.0 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reservoir Dam 1476 Comment
  SEINET10472843  Achillea Mary Susan Taylor 1981-7-13 Taylor 3996 Plumas T24N R16E sw/sw sec 5, Frenchman Lake quad. Ca. 20-100 yds N of 25N43, ca. 0.5 mi W of 25N11 at N tip of the Lake, ca. 13 air mi N of Chilcoot. Sagebrush Scrub, dry and open to partial shade on edge of Jeffrey Pine Forest. 5700 ft 1737 Comment
  HSC4558  Achillea millefolium W. R. Rogers 1966-6-22 212 Plumas 1951 Comment
  UCD51446  Achnatherum X bloomeri John Thomas Howell 1962-6-19 37841 Plumas The Buttes, n. Sierra Valley. 1493 Comment
  CAS-BOT-BC210689  Achnatherum lemmonii John Thomas Howell 1962-6-17 37710 Plumas Portola 1463 Comment
  RSA726409  Achnatherum lemmonii L. Ahart, John Dittes, Josephine Guardino 2007-6-8 14013 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  UC1137070  Achnatherum lemmonii August L. Hormay 1932-6-11 Plumas Long Canyon Plumas National Forest, Long Canyon Comment
  UCD32650  Achnatherum lemmonii Beecher Crampton 1954-7-5 2043 Plumas Plumas County, 1.5 miles north of Greenville, along highway 89. 1127 Comment
  CHSC32030  Achnatherum occidentale subsp. californicum L. Ahart 1978-7-29 1792 Plumas 0.5 mi below Bunker Hill Mine. 2000 Comment
  RSA201262  Achnatherum occidentale subsp. occidentale J. T. Howell 1960-7-17 35485 Plumas Drakesbad; Lassen Volcanic National Park. 1677 Comment
  CAS-BOT-BC217995  Achnatherum webberi John Thomas Howell; Gordon H. True 1973-7-31 50122 Plumas Summit ridge of Thompson Peak, Diamond Range 2133 Comment
  UCD51299  Achnatherum webberi John Thomas Howell; Gordon H. True 1973-7-31 50122 Plumas Canadian Zone forest, summit ridge of Thompson Peak, Diamond Range. 2133 Comment
  SEINET10535953  Aconitum columbianum Mary Susan Taylor 1981-7-17 Taylor 4025 Plumas T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev. 1950 Comment
  POM270463  Aconitum columbianum var. columbianum Lyman Benson 1932-7-29 3983 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  SD7976  Actaea rubra Mrs. R. M. Austin 1882-7-25 Plumas Big Meadows Comment
  CHSC100139  Adiantum aleuticum L. P. Janeway; B. Castro 2008-9-13 9591 Plumas Northern High Sierra Nevada. Near Road 23N73Y 3.4 road km north of Oroville-Quincy Hwy and Grizzly Summit; 1.7 air km north-northwest of Grizzly Summit. Rocky bouldery north-facing dry drainage above the road. 1649 Comment
  CHSC115744  Adiantum aleuticum L. P. Janeway 2015-8-3 11814 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Hwy and Grizzly Summit. 1696 Comment
  CAS-BOT-BC62300  Adiantum aleuticum Margaret Williams 1967-8-20 s.n. Plumas Rene's Falls on Jamison Creek, above Johnsville 1828 Comment
  SEINET5338313  Adiantum pedatum M. J. Williams, B. Larson 1983-8-12 83- 136 -1 Plumas Caribou Power Station road, 25 mi W of Quincy Comment
  CHSC52028  Agastache urticifolia L. P. Janeway 1989-7-12 3479 Plumas Along Jackson Cr; rd 23N11 2.3 mi from hwy 89/70, then 2.2 mi on rd 23N48 into Jackson Cr. 1783 Comment
  CHSC75444  Ageratina occidentalis G. F. Hrusa; T. D. Wilfred 1996-8-2 13423 Plumas Sierra Nevada. Old walkway to lookout on Argentine Rock - 1/2 mile W of Pine Creek Valley. 2200 Comment
  CAS-BOT-BC29513  Agoseris W. Harnach; N. Harnach 1990-6-13 367 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  RSA726408  Agoseris glauca var. laciniata L. Ahart, John Dittes, Josephine Guardino 2007-6-9 14040 Plumas About a mile (air) north of the north end of Lake Davis. 1858 Comment
  CDA13425  Agoseris glauca var. monticola G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13273 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. NE of Quincy. Comment
  CHSC36855  Agoseris glauca var. monticola M. S. Taylor 1982-7-28 4759 Plumas Ramelli Ranch, S side of Hwy 70, ca. 1 mi W of Beckwourth. 1487 Comment
  CHSC105206  Agoseris grandiflora K. R. Stern 1985-6-25 8280 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC36878  Agoseris grandiflora M. S. Taylor 1982-8-4 4911 Plumas Jct of 25N14 and Taylor Creek and along Taylor Creek, ca. 5 mi NE of Quincy. Comment
  JEPS107720  Agoseris grandiflora Lowell Ahart, John Dittes 2005-9-19 12421 Plumas On damp disturbed soil, along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  CAS-BOT-BC29651  Agoseris grandiflora var. grandiflora John Thomas Howell 1966-7-29 42012 Plumas Quincy 1036 Comment
  CAS-BOT-BC22925  Agoseris heterophylla Mary Strong Clemens 1920-6-7 s.n. Plumas Greenville Comment
  CAS-BOT-BC22915  Agoseris heterophylla M. S. Taylor 1982-7-12 4642 Plumas Mt Harkness SE quad. Jct of Hwys 36 and 89, ca. 3 mi w of Chester. 1493 Comment
  UCD150434  Agoseris retrorsa William Anderson 1965-6-6 s.n. Plumas Virgilia. Comment
  CHSC59842  Agrostis capillaris L. P. Janeway 1992-8-30 4303 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. 1914 Comment
  CAS-BOT-BC127083  Agrostis exarata Clare B. Hardham 1970-8-11 17716 D. Plumas Road to Thompson Peak Lookout. 2133 Comment
  JEPS102724  Agrostis exarata Lowell Ahart 2001-10-16 9384 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. 1365 Comment
  RSA59897  Agrostis exarata E. K. Balls 1950-9-14 15820 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  UC485762  Agrostis exarata H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC139603  Agrostis gigantea John Thomas Howell 1973-7-10 49741 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  JEPS116107  Agrostis gigantea Lowell Ahart, John Dittes 2009-7-27 16174 Plumas On damp soil, bottom and sides of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CAS-BOT-BC139408  Agrostis hyemalis Robert J. Weatherby 1950-7-17 1465 Plumas Feather River Camp, 4 miles north of Quincy. 1066 Comment
  CHSC115919  Agrostis idahoensis Sara M. Taylor; Scott Batiuk 2012-8-1 60 Plumas Plumas National Forest, Pacific Southwest Region, Forest Service. UTM zone 10, 4423723 N, 659538 E. Jack's Meadow. From Quincy head west on Bucks Lake Rd., right onto Silver Lake Rd. (24N29X). Go until 1 km south of Silver Lake, on left is drainage (Jack's Creek). Park and hike along drainage for ~700m. 1676 Comment
  CHSC117469  Agrostis scabra B. Castro; Robin Carter 2010-7-17 1824 Plumas Northern High Sierra Nevada. Plumas National Forest; Indian Creek at base of Antelope Lake Dam, at 'Gaging Station' site on maps. On S edge of creek, ca 75 ft downstream of dam outlet. 1499 Comment
  CHSC97079  Agrostis scabra Lowell Ahart; Josephine Guardino 2007-7-20 14340 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  UCD53351  Agrostis scabra Elizabeth Wilson 1939-7-12 s.n. Plumas Greenville. 1524 Comment
  RSA59303  Agrostis stolonifera E. K. Balls 1950-9-12 15792 Plumas Lakes Center Public Campground 2043 Comment
  RSA59339  Agrostis stolonifera E. K. Balls 1950-9-8 15704 Plumas Lakes Center Public Campground, southern 2043 Comment
  SEINET10510663  Agrostis stolonifera Lowell Ahart 1995-9-13 Ahart 7637 Plumas T22N, R10E, south-east 1/4 Section 5. Small size plant on dry gravelly dark soil on the north-west side of Onion Valley, east of Quincy La Porte Road about 1 mile north-west of Pilot Peak. Mountain meadow in red fir forest. 1829 Comment
  CHSC69524  Agrostis viridis Lowell Ahart 1997-9-11 7901 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/8 mile south of Mosquito Creek, about 5 miles (air) northeast of Belden. 792 Comment
  CHSC80302  Allium campanulatum L. P. Janeway 1996-6-12 5010 Plumas Northern High Sierra Nevada. 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  CHSC82481  Allium campanulatum Lowell Ahart 2002-6-26 9776 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  SBBG30570  Allium campanulatum D. Myrick 1968-6-18 1944 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  CAS-BOT-BC466473  Allium campanulatum W. W. Wagner 1919-6-7 278 Plumas Open hillside Sockem Cr. near Quincy 1371 Comment
  JEPS61491  Allium campanulatum Esther C. Fritz 1933-6-27 Plumas along MOnte Cristo Mine trail Spanish Peak 2042 Comment
  UC1584013  Allium campanulatum G. Schoolcraft 1990-6-4 2070 Plumas 1 mi w Crescent Mills 1463 Comment
  UCD143206  Allium lemmonii L. K. Mann; M. D. Mann, Madison 1962-6-12 s.n. Plumas Highway 89, southwest edge Lake Almanor, 0.8 miles before road to Almanor. Comment
  RSA537498  Allium parvum Barbara Ertter, Gary Schoolcraft 1989-7-3 8662 Plumas Diamond Mt peak ca 7 airmiles S of Susanville 2317 Comment
  CAS-BOT-BC474094  Allium platycaule A. A. Heller; P. B. Kennedy 1907-7-4 8723 Plumas Ridge east of Red Clover valley Comment
  RSA537499  Allium platycaule Barbara Ertter, Gary Schoolcraft 1989-7-3 8654 Plumas North side of Red Rock ca 8 airmiles south of Susanville. 2287 Comment
  CHSC62605  Allium validum B. Castro; L. P. Janeway 1987-7-17 144 Plumas ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. 1584 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
  CDA17285  Allophyllum gilioides subsp. violaceum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16312 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
  SEINET14407802  Allophyllum gilioides subsp. violaceum H. Hamlin 1904-1 1524 Plumas Sierra Valley. Comment
  CHSC34853  Allophyllum integrifolium M. S. Taylor 1981-8-4 4156 Plumas On top of Wildcat Ridge, ca. 4 air mi nw of Antelope Lake, ca. 13 air mi ne of Taylorsville. 2164 Comment
  CHSC75514  Allophyllum integrifolium G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13230 Plumas Sierra Nevada--Plumas National Forest. Slopes near headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2150 Comment
  SEINET11263972  Allophyllum integrifolium Lowell Ahart 2002-7-18 9862 Plumas About 1/8 mile north of the intersection of Lumpkin Ridge Road and roat to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte.; 0 1765 Comment
  CAS-BOT-BC171355  Alnus incana subsp. tenuifolia Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1860 Plumas Butterfly Botanical Area and vicinity. Near Darlingtonia Bog 1066 Comment
  CAS-BOT-BC171359  Alnus incana subsp. tenuifolia Walter Knight; Irja Knight 1966-9-12 1745 Plumas Butterfly Botanical Area and vicinity. Beargrass Glade 1127 Comment
  HSC93348  Alnus incana subsp. tenuifolia Vernon H. Oswald, L. Ahart 1996-7-15 8043 Plumas E side of Last Chance Marsh at N end of Lake Almanor, 1.4 mi. S of Last Chance Campground, E from the FS Rd. 29N11 1372 Comment
  JEPS107975  Alnus incana subsp. tenuifolia Lowell Ahart, John Dittes 2005-9-19 12380 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  RSA286330  Alnus incana subsp. tenuifolia R. F. Thorne 1974-7-30 45002 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  CAS-BOT-BC170693  Alnus rhombifolia Walter Knight; Irja Knight 1966-9-12 1746 Plumas Fern Glen. Butterfly Botanical Area and Vicinity 1097 Comment
  UCD55870  Alopecurus aequalis Beecher Crampton 1970-6-25 8634 Plumas Quincy, Spanish Creek just north of town. 1043 Comment
  SEINET10510912  Alopecurus aequalis Lawrence P. Janeway 1989-7-25 Janeway 3526 Plumas Crocker Mtn. quad T24N, R14E, NW 1/4 of sec. 33. Crocker Meadow; ner Beckwourth-Genessee Rd (rd 111) 6.4 mi north of Beckwourth. 1737 Comment
  SEINET5336018  Alopecurus aequalis R. McKee, H. L. Westover 1918-6-15 s.n. Plumas Chester Comment
  CAS-BOT-BC137994  Alopecurus geniculatus Fred Sommers 1976-6-7 123 Plumas Sierra Nevada. Sierra Valley Marsh, roadside ditch along Dyson Lane. 1524 Comment
  CAS-BOT-BC137996  Alopecurus geniculatus John Thomas Howell 1926-7-26 2129 Plumas Prattville. 1371 Comment
  CHSC81087  Amaranthus californicus Lowell Ahart 2001-8-29 9245 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA59921  Amaranthus californicus E. K. Balls 1950-9-15 15834 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  CHSC34288  Amaranthus powellii L. Ahart 1981-9-6 3083 Plumas On a sandbar along Indian Creek ca. 1/2 mile sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CHSC110941  Amelanchier alnifolia var. pumila L. P. Janeway 2010-7-3 10083 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 24N36 along the south side of the Oroville-Quincy Hwy; north side of Grizzly Creek; 0.8 km southwest of Grizzly Creek Campground. 1567 Comment
  JEPS102722 Image available Amelanchier alnifolia var. pumila Lowell Ahart 2001-10-16 9388 Plumas On the NW side of Round Valley Reservoir, just south of the road, about 2 1/2 miles SW of Greenville. 1366 Comment
  CHSC46655  Amelanchier pallida Lowell Ahart 1989-7-2 6338 Plumas On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 Comment
  CHSC117576  Amelanchier utahensis Lowell Ahart 2016-7-9 21092 Plumas Top and on the east side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  JEPS127335  Amelanchier utahensis Lowell Ahart 2016-7-9 21092 Plumas Top and on the east side Table Mountain, about 2 miles (air) northwest of of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC726079  Amelanchier utahensis A. A. Heller 1938-6-4 15144 Plumas 1 mi e Fredonyer Pass 1706 Comment
  JEPS48764 Image available Amelanchier utahensis John Warren Duffield 1937-5-26 Plumas 8 mi from Quincy (on country road from Meadow Valley and Quincy, sw Plumas County) Comment
  UC174628  Amsinckia menziesii var. menziesii A. A. Heller with P. B. Kennedy 1907-7-15 8850 Plumas near mouth of Little Grizzly Creek below Genessee Comment
  CAS-BOT-BC64275  Anaphalis margaritacea H. E. Brown 1897-8-15 661 Plumas Near Lassen Buttes 1828 Comment
  SD9138  Anaphalis margaritacea R. M. Austin 1880-1 Plumas Comment
  CHSC45414  Anemone drummondii Lowell Ahart 1979-7-18 1992 Plumas On the north side of the dirt road, north of Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  CHSC63444  Angelica breweri Lowell Ahart 1994-7-28 7530 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  JEPS95586  Angelica breweri Lowell Ahart 1994-7-28 7530 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  SEINET13945520 Image available Angelica breweri E. K. Balls 1950-1 15790 Plumas 1.5 mi along trail from Lakes Center Public Campground to Long Lake outlet. 6600 ft 2012 Comment
  CAS-BOT-BC59310  Antennaria argentea John Thomas Howell; Gordon H. True 1967-7-11 43319 Plumas About 3 miles southeast of Mt. Hough 1706 Comment
  CHSC63112  Antennaria argentea Lowell Ahart 1994-6-29 7414 Plumas West of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  CAS-BOT-BC59320  Antennaria argentea John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54232 Plumas About 4 miles southeast of Mt. Hough on the road to Quincy 1645 Comment
  RSA189375  Antennaria argentea L. S. Rose 1967-7-11 67161 Plumas Mt. Hough Road, 6 mi. N of Quincy Jct 1707 Comment
  UC600424  Antennaria argentea H. F. Copeland 1920-7-17 406 Plumas Butt Mountain (between Plumas and Tehama counties) Tehama County Comment
  CHSC57251  Antennaria dimorpha L. P. Janeway 1991-5-28 3969 Plumas Plumas National Forest. South side of Poco Creek ca 1 1/2 mi east of Red Clover Creek (south side of road 25N05). 1719 Comment
  CAS-BOT-BC58702  Antennaria geyeri John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54356 Plumas Near Indian Creek about 0.75 miles northwest of the northwest arm of Antelope Reservoir 1584 Comment
  UC1125568  Antennaria luzuloides E. Sawyer 1935-6-27 204 Plumas 1.4 mi se Crow; Sierraville Quad. 1706 Comment
  UC1125569  Antennaria luzuloides E. Sawyer 1935-6-21 131 Plumas 4.5 mi nne Crow; Sierraville Quad. 1737 Comment
  UC1125570  Antennaria luzuloides E. Sawyer 1935-6-27 210 Plumas mouth of Dixie Valley; Sierraville Quad., Dixie Valley 1554 Comment
  RSA123402  Antennaria luzuloides E. Sawyer 1935-6-27 210 Plumas Mouth of Dixie Valley 1555 Comment
  CAS-BOT-BC64786  Antennaria luzuloides subsp. aberrans John Thomas Howell 1962-6-18 37789 Plumas Sierra Valley near Beckworth 1487 Comment
  CAS-BOT-BC84602  Anthemis cotula John Thomas Howell; Gordon H. True 1974-7-29 50627 Plumas Quincy 1036 Comment
  CAS-BOT-BC84650  Anthemis cotula Lowell Ahart 1981-9-6 3072 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  JEPS83414  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-5 365 Plumas 0.3 mi ne Hwy. 70 intersection with Pulga Road, ne end of bridge (Hwy 70, on n side of road); Pulga Quad. (15', 1957) 487 Comment
  CHSC34868  Apocynum androsaemifolium M. S. Taylor 1981-7-17 4036 Plumas Lakes Basin, Bear Lakes Trail, just s of spur trail to Gold Lake Lodge, ca. 6 mi s of Mohawk. 1981 Comment
  CHSC47967  Apocynum androsaemifolium Vernon Oswald 1983-8-24 1026 Plumas Pacific Crest Trail, ca. 3 mi e of Humboldt Summit n-e of Jonesville. 2118 Comment
  UC1123468  Apocynum androsaemifolium G. Burks 1933-8-8 32 Plumas 4 1/2 mi. e. and 1 mi. n. Camel Peak; Plumas Nat'l Forest, Bidwell Bar Quad. 1706 Comment
  UC1123470  Apocynum androsaemifolium F. W. Embree 1934-6-11 97 Plumas 1 mi. n.e. Bucks Ranch; Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  RSA31685  Apocynum androsaemifolium subsp. pumilum A. A. Heller 1938-7-2 s.n. Plumas 3 miles east of Quincy. 1098 Comment
  SEINET10454892  Apocynum pumilum Mary Susan Taylor 1974-7-3 Taylor 294 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  SEINET10455396  Apocynum pumilum Lowell Ahart, Peter Ahart 1985-7-1 Ahart 5096 Plumas About 100 yards east of McCarthy Creek and along the road, about 1 mile north of the road to Cleghorn Bar, about 7 miles north- west of Pilot Park. Comment
  UC1125879  Aquilegia formosa G. T. Nordstrom 1934-7-2 163 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle 1584 Comment
  CHSC56089  Aquilegia formosa var. truncata K. Tarp 1983-7-30 314 Plumas North of Humboldt Peak. 2072 Comment
  RSA0125748  Arabis breweri var. breweri S. O. Mattoon 1978-3-25 29 Plumas North Fork Feather River, vicinity of Queen Lily Camp Ground; off Hwy 70. 732 Comment
  SEINET10973507  Arabis constancei Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3893 Plumas T24N R8E w half nw sec 13, Bucks Lake quad; S side of Bucks Lake Rd, ca. 50 ft E of jct with 24N29 (rd to Deanes V.), ca. 2 mi NE of Meadow Valley; serpentine outcrop with scattered basaltic outcrop in Mixed Coniferous Forest; 3800 ft. 1158 Comment
  SEINET3899868  Arabis puberula Reed C. Rollins, Kathryn W. Rollins 1981-5-29 81156 Plumas 3.1 miles northwest of U.S. Hwy. 70 on road to Beckwourth.; 0 Comment
  CHSC23617  Arabis pycnocarpa J. Cox 1975-7-24 Plumas W side of Lake Almanor. Comment
  CAS-BOT-BC407712  Arceuthobium abietinum Mrs. Jos. Clemens 1919-11-1 s.n. Plumas Taylorsville Comment
  SEINET2140111  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-1 2007 -61 Plumas S. end of Long Lake. 2020 Comment
  RSA252452  Arctostaphylos manzanita subsp. manzanita R. F. Thorne, C. W. Tilforth, K. Thorne 1969-9-6 39222 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Road. 1646 Comment
  UCR101151  Arctostaphylos mewukka subsp. mewukka L. C. Wheeler 1952-9-24 6957 Plumas Plumas 5: mine area in vicinity of Crescent Mills Comment
  CAS-BOT-BC38625  Arctostaphylos mewukka subsp. truei Walter Knight; Irja Knight 1986-2-6 5221 Plumas Between Tobins and Belden near Injun Jim Campground. On the north fork of the Feather River. 640 Comment
  SBBG103605  Arctostaphylos mewukka subsp. truei J. T. Howell 1976-4-2 51570 Plumas Injun Jim Cmpgrd, North Fk Feather River 609 Comment
  CAS-BOT-BC40009  Arctostaphylos nevadensis Anna Head 1921-6-25 s.n. Plumas Feather River region, Lake Center camp. Comment
  CDA18487  Arctostaphylos nevadensis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3375 Plumas Sierra Nevada; Walker Plains. Along the Plumas-Butte county line. 1554 Comment
  SEINET3164294  Arctostaphylos nevadensis E. K. Balls 1950-9-1 15591 Plumas Long Lake, ridge above east shore along trail going south of lake 2134 Comment
  UC1748317  Arctostaphylos nevadensis James D. Jokerst, R. A. Schlising, and L. Ahart 1985-8-12 2570 Plumas Red Mountain Road in saddle below summit, above jct. with Rich Gulch Road, N of Hwy. 70 Comment
  UCD52691  Arctostaphylos nevadensis D. Axelrod 1934-6-8 16 Plumas La Porte. 1524 Comment
  UC1488855  Arctostaphylos patula Katherine K. Muller 1965-8-19 1354 Plumas near Chester Comment
  UC1552778  Arctostaphylos patula Frederica Bowcutt 1985-6-6 557 Plumas about 1/8 mi n Beckwourth-Genesee Rd. (about 15 air mi ne of Quincy) 1554 Comment
  UC1552779  Arctostaphylos patula Frederica Bowcutt 1985-6-7 582 Plumas along Hwy 89 halfway between Clio and Calpine (Plumas-Sierra Co. line) 1432 Comment
  RSA189355  Arctostaphylos viscida subsp. viscida L. S. Rose 1967-5-7 67067 Plumas 3 mi. W. of Keddie, Butterfly Valley. 945 Comment
  CHSC91926  Arenaria aculeata L. P. Janeway 2005-7-31 8509 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak. 1875 Comment
  NY572182  Arenaria congesta var. congesta S. L. Welsh 2001-6-14 28144 Plumas Ca. 5 miles south of Milford 1791.9 Comment
  CHSC32025  Arenaria kingii var. glabrescens L. Ahart 1975-7-9 866 Plumas Ca. 1 mi w of Pilot Peak. 1981 Comment
  CAS-BOT-BC82087  Arnica M. S. Taylor 1981-7-22 4105 Plumas On w side of Pine Creek Valley, ca. 1.5 mi n of Argentine Rock Lookout, ca. 6 air mi n of Spring Garden 2194 Comment
  CAS-BOT-BC82088  Arnica M. S. Taylor 1981-6-25 3948 Plumas Ramelli Ranch, ca. 1/8 mi s of Hwy 70 ca. 1/2 mi sw of Beckwourth. Around North Fork Feather River 1493 Comment
  CAS-BOT-BC82222  Arnica chamissonis A. L., Mrs. Coombs Summer 1906 s.n. Plumas Prattville Comment
  CHSC97583  Arnica chamissonis Lowell Ahart; John Dittes 2007-6-17 14199 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  SEINET6755560 Image available Arnica chamissonis A. A. Heller, P. B. Kennedy 1907-7-5 8750 Plumas Red Clover Valley Comment
  CHSC53114  Arnica cordifolia var. cordifolia L. P. Janeway 1989-6-30 3451 Plumas Plumas National Forest. Near rd 24N45 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd111) 6.4 mi N of Beckwourth. 1874 Comment
  CHSC82525  Arnica dealbata L. P. Janeway 2001-7-3 7271 Plumas Northern High Sierra Nevada. Ridge top between head of Third Water Creek and Grizzly Creek/Middle Fork Feather River; along Road 24N28 0.6 km from Road 23N16. 1756 Comment
  CAS-BOT-BC82506  Arnica discoidea Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CDA13359  Arnica discoidea G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13208 Plumas Sierra Nevada; Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  CHSC62339  Arnica discoidea B. Castro; L. Hanson, Plumas NF botanists 1989-8-17 403 Plumas Ca 13 air mi E of Greenville, ca 2.5 me N of Kettle Rock, in the Mud Lake Research Natural Area within Plumas National Forest. 2042 Comment
  CHSC87993  Arnica mollis Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11166 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  UCD107452  Arnica mollis Tim Kuhn 2006-6-30 23 Plumas north of Lake Davis at Old House Meadow. Comment
  UC1586467  Arnica parryi Vernon H. Oswald and Lowell Ahart 1991-7-30 4784 Plumas 5.2 mi ne of, Humbug Rd at Grizzly Creek Humbug Summit; Grizzly Creek 1777 Comment
  JEPS102268  Arrhenatherum elatius L. P. Janeway 1996-6-20 5026 Plumas Northern High Sierra Nevada. Along Road 25N17 (road from Virgilia to Meadow Valley) 0.3 mi from Road 25N20, in total 1.9 mi from railroad crossing and East Branch North Fork Feather River. 1066 Comment
  CHSC59075  Artemisia arbuscula subsp. arbuscula V. H. Oswald; D. Showers, M. A. Showers 1992-8-23 5176 Plumas Lassen Volcanic National Park. S side of Hot Springs Creek, ca. 1 mi downstream from the level of Warner Valley Ranger Station, S of Drakesbad. 1645 Comment
  RSA122481  Artemisia cana C. W. Hanks 1934-9-29 98 Plumas NE of Sierra Valley 1524 Comment
  CAS-BOT-BC90405  Artemisia douglasiana John Thomas Howell 1961-9-22 36802 Plumas Greenville 1088 Comment
  CAS-BOT-BC90414  Artemisia douglasiana John Thomas Howell 1955-7-19 30826 A Plumas Mohawk 1371 Comment
  JEPS37056  Artemisia douglasiana W. L. Jepson 1939-8-16 19436 Plumas Portola Comment
  CAS-BOT-BC93761  Artemisia furcata Ben Beard; J. D. Scheeller 1928-5-22 411 Plumas Lower Dixie Valley 1828 Comment
  CHSC13882  Artemisia tridentata L. W. Blaisdell 1974-3-15 22 Plumas Abundant along Hwy 23 S. Beckwourth N. of Sattley. Sierra Valley. 1219 Comment
  CHSC44846  Artemisia tridentata Lowell Ahart 1974-10-1 652 Plumas On the west part of the Buzzards Roost Ridge, about 1 mile north of Onion Valley, north of Pilot Peak. 1981 Comment
  CHSC92128  Artemisia tridentata subsp. tridentata Lowell Ahart; John Dittes 2005-9-19 12414 Plumas Along the east side of a good dirt road, about 1 1/2 miles east of Kettle Rock about 1 1/2 miles southeast of Taylor Lake. 2007 Comment
  JEPS125809  Artemisia tridentata subsp. wyomingensis William Harnach 2015-3-27 1398 Plumas 0.75 miles ENE of the intersection of Highway 49 and Dyson Lane approximately 4 miles South of Vinton, Ca. Comment
  RSA232647  Asarum lemmonii Larry E. DeBuhr, G. D. Wallace 1972-5-21 587 Plumas Plumas National Forest, Butterfly Valley, 1 mile SW of Keddie, along forest road 25N12 at jct with Blackhawk Creek. Comment
  SEINET10937933  Asarum lemmonii Mary Susan Taylor 1974-7-3 Taylor 304 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CHSC82543  Asclepias cordifolia Lowell Ahart 2002-7-18 9872 Plumas Meadow, about 100 yards south of the road to Tamarack Flat, on the north side of a small branch of Fall River, about 1/8 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/4 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 1/4 miles (air) northwest of La Porte. 1709 Comment
  UC54560  Asclepias cordifolia H. M. Hall and E. B. Babcock July 1903 4454 Plumas Fox Creek Sierra Nevada Mountains 1524 Comment
  RSA401667B  Asclepias cordifolia Miss Hutchinson 1910-1 s.n. Plumas Lake Tahoe. Comment
  UC311359  Asclepias eriocarpa Mary E. Pulsifer July 1890 Plumas Auburn Ravine Indian Valley, Taylorville Comment
  UC1242060  Aspidotis densa Don Branscomb 1958-7-19 Plumas nw Lake Basin Recreation Area; Eureka Peak area Comment
  CAS-BOT-BC69583  Aspidotis densa John Thomas Howell 1951-7-19 27969 Plumas Monarch Lake Trail. 2590 Comment
  JEPS60033  Aspidotis densa W. I. Follett 1937-8-20 Plumas Rich Gulch 1280 Comment
  RSA31766  Aster alpigenus A. A. Heller 1942-8-3 16515 Plumas About midway between Summit Lake and the devastated area in low moist places on the left side of the road going toward the devastated area; Lassen Park Comment
  RSA52898  Aster breweri R. Weatherby 1950-8-11 1519 Plumas Lakes Basin Area; Mt. Elwell 2287 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
  SEINET10872006  Aster elatus Mary Susan Taylor 1982-8-4 Taylor 4915 Plumas T25N R10E nw/se sec 23. Greenville SE quad. ALong spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 6200 ft. 1890 Comment
  RSA716696  Aster integrifolius L. Ahart, John Dittes 2005-9-20 12424 Plumas Southwest side of Mud Lake, about 0.5 mile northeast of Eisenheimer Peak, about 0.75 mile south of Wilcox Valley. 2030 Comment
  RSA739859  Aster occidentalis L. P. Janeway 2007-8-12 9164 Plumas Northern High Sierra Nevada. ridge top on N side of Oak ridge, Westerly sloping head of Foreman Creek, 1.4 air kim NNW of Grizzly Summit. 1731 Comment
  UCR73112  Aster occidentalis G. Fred Hrusa 1992-10-8 10497 Plumas Margin of Snake Lake, NE corner of lake, at end of vehicle access rd. 1223 Comment
  RSA121800  Aster occidentalis G. T. Nordstrom 1934-7-16 223 Plumas 1.25 miles southwest of Bucks Ranch 1616 Comment
  SEINET11841726  Aster occidentalis var. intermedius W. Knight, Knight, I. 1983-1 4918 Plumas Warner Creek Campground, on road between Chester & Drakesbad 1539 Comment
  SEINET10474438  Aster oregonensis subsp. californicus Mary Susan Taylor 1981-9-2 Taylor 4262 Plumas California: T26N R8E se1/4 of sec 36. Almanor SE quad. W side of 26N18, ca. 1 mi S of Onion Flat, ca. 3 mi W of Indian Falls. Mixed Evergreen Forest. Plumas County. 4800 ft. 1463 Comment
  JEPS87576  Astragalus bolanderi Lowell Ahart 1994-6-29 7420 Plumas e Frenchman Hill (e of Oroville Quincy Highway, sw of Bucks Lake); sw of Bucks Lake, e of Frenchman Hill 1828 Comment
  UC54373  Astragalus gibbsii H. M. Hall and E. B. Babcock July, 1903 4448 Plumas Red Clover Creek , Red Clover Creek (Sierra Nevada Mountains) 1524 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
  CHSC57428  Astragalus lentiformis L. P. Janeway; Garrett Gibson 1991-6-13 4003 Plumas Plumas National Forest. Ca 1/4 mi west-northwest of Claireville Flat, ca 1/2 mi southeast of Hwy 70 and Willow Creek. 1484 Comment
  SEINET10577024 Image available Astragalus pulsiferae John G. Lemmon 1872-1 Lemmon s.n. Plumas Sierra Valley to Pyramid Lake. Comment
  CAS-BOT-BC192856  Astragalus pulsiferae var. pulsiferae Gary Schoolcraft 1984-6-27 1274 Plumas East of Sugar Loaf Mtn. 23-15-21 1524 Comment
  UCD169252  Astragalus pulsiferae var. pulsiferae S. L. Welsh; N. D. Atwood 2001-6-13 28120 Plumas Beckwourth pass, at Lassen County line, California Hwy 70. 1575 Comment
  CHSC57429  Astragalus purshii var. tinctus L. P. Janeway 1991-5-14 3961 Plumas Plumas National Forest. 1 1/4 mi west of Delleker and Humbug Creek; 1/2 mi northwest of Hwy 70; ca 3 mi west of Portola. 1484 Comment
  CAS-BOT-BC200862  Astragalus webberi Mary Strong Clemens 1920-5-1 s.n. Plumas Taylorsville Comment
  CHSC88997  Astragalus webberi L. Hanson 1987-5-26 302 Plumas Plumas National Forest. North side Hwy. 89, near Moccasin. 1188 Comment
  POM117882  Astragalus webberi Joseph Clemens 1920-6-29 s.n. Plumas Cescent Mills. Comment
  CHSC102655  Athyrium filix-femina var. cyclosorum Lowell Ahart; John Dittes 2009-8-28 16350 -A Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  JEPS114946  Athyrium filix-femina var. cyclosorum Lowell Ahart 2008-8-14 15208 Plumas In a small wet meadow, about 150 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1600 Comment
  UC399378  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin Sept 1899 352 Plumas Butterfly Valley Comment
  CDA18588  Athyrium filix-femina var. cyclosorum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3278 Plumas Sierra Nevada; 1.4 miles above (south of) Main Street, Taylorsville (end of China Grade). 1402 Comment
  SD9781  Athyrium filix-femina var. cyclosorum Daniel Cleveland 1882-7-26 Plumas Big Spring, Big Meadow Comment
  JEPS102443  Azolla microphylla Lowell Ahart 2001-10-8 9326 Plumas On still waters of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  SD9158  Balsamorhiza deltoidea Daniel Cleveland 1882-7-24 Plumas Big Meadows Comment
  CDA12094  Balsamorhiza hookeri G. F. Hrusa, G. L. Webster 1989-5-1 7015 Plumas Modoc Plateau; Hwy 70 between Vinton & Beckwourth. Comment
  CAS-BOT-BC16569  Barbarea orthoceras Mrs. H. C. Cantelow 1938-7-4 2293 Plumas South side of Soda Creek. Drakesbad. Comment
  HSC93486  Barbarea vulgaris G. Fred Hrusa, T. D. Wilfred 1997-6-26 13925 Plumas Brady's Camp, Pine Creek Valley, 0.5 mi. NE of Argentine Rock 2125 Comment
  SEINET4132804  Bassia hyssopifolia W. Harnach, N. Harnach 2000-8-23 999 Plumas Sierra Valley; 1 mile west of the Steel Bridge on Marble Lane. 1486 Comment
  CHSC91333  Berberis aquifolium var. aquifolium Lowell Ahart; John Dittes 2005-6-1 11842 Plumas On the west side of the North Fork of the Feather River, at Indian Jim Campground, on the east side of Highway 70, about 3/4 mile southwest of Chambers Creek. 646 Comment
  CAS-BOT-BC102175  Bidens cernua Lewis S. Rose 1934-7-23 34406 Plumas Vinton 1524 Comment
  CHSC36875  Bidens cernua M. S. Taylor 1982-8-23 5037 Plumas Between dirt road and S side of North Fork Feather River, ca 1/4 mi W of Twain. 853 Comment
  SEINET4176609  Bistorta bistortoides J. Young 1982-3 s.n. Plumas Dye Creek meadow 1524 Comment
  CHSC37673  Blepharipappus scaber M. S. Taylor 1982-6-28 4765 A Plumas Ramelli Ranch, between Calpine Rd (109) and cow pastures, s side of Hwy 70, ca. 1 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC15815  Boechera arcuata Elmer I. Applegate 1929-6-18 5763 Plumas Between Camp Kelly and Drakesbad, Warner Valley, Mount Lassen Region. Comment
  CHSC67351  Boechera pauciflora J. D. Jokerst; R. Schlising, Ahart 1984-5-19 2020 Plumas On outcrop that is the lowermost portion of a spur ridge at the bottom of the canyon of the North Fork of the Feather River. Adjacent to Caribou Rd. several miles north of Belden, also north of the Queen Lily Campground, where road curves from east-west to north-south around spur ridge. Comment
  CHSC43434  Boechera pinetorum Lowell Ahart 1974-7-24 559 Plumas West of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1676 Comment
  CHSC63451  Boechera pinetorum Lowell Ahart 1994-7-22 7494 Plumas Plumas and Sierra counties. Ravine, south of the Pacific Crest Trail, north-west side of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  UCSB63711  Boechera pinetorum Jokerst, James 1987-5-28 Plumas Ward Creek Canyon; southwest of creek; T25N R11E center S1/2 Sect. 23 1463 Comment
  CHSC67754  Boechera rectissima J. D. Jokerst 1984-6-13 2050 Plumas Along the south edge of spur 'C' of USFS road 26N08 ca 150 meters below junction of spur and main road. South of Grizzly Creek. Ca 2 air miles east of Peacock Point. 1432 Comment
  JEPS114355  Boechera rectissima Lowell Ahart 2008-7-16 15084 Plumas Forest floor, 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
  SEINET3165696  Boechera rectissima R. W. Spellenberg 2006-6-23 13752 Plumas between US Hwy. 89 and Lake Almanor, 14.5 km SE of Plumas County line, 4.5 km NW of junction to Almanor 1285 Comment
  SEINET4339633  Boechera rectissima C. D. Bailey, E. Bailey 2009-7-21 292 -A, B, C Plumas Sierra Nevada: Plumas National Forest, in the Lakes Basin area west of Graeagle and east of Sierra City. Between Grassy Lake and the turnoff to Graeagle Lodge. 1943 Comment
  SEINET12627118 Image available Boechera retrofracta Martin Schilling 2013-1 MS 171 Plumas Butterfly Valley, ca 5.5 air mi N of Quincy, right at the mouth of the creek, on the rocky, E-facing slope 968 Comment
  CAS-BOT-BC25583  Boechera retrofracta Ella Dales Cantelow 1941-5-18 s.n. Plumas 1.5 mile west of Johnsville Road to Gibsonville. 1615 Comment
  CHSC118708  Boechera retrofracta Chelsea Morgan; Wendy L. Boes, Jim Battagin 2015-5-12 2015001 Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CAS-BOT-BC25717  Boechera sparsiflora Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1967 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC25718  Boechera sparsiflora John Thomas Howell 1962-6-17 37696 Plumas Sierra Nevada. Portola. 1463 Comment
  CHSC41182  Boechera sparsiflora J. D. Jokerst 1984-5-14 2015 Plumas On ridge top. Ridge represents the top of the canyon slope above Ward Creek, SW of Genesee Valley. 1584 Comment
  CHSC34289  Boechera suffrutescens M. S. Taylor 1981-8-25 4237 Plumas Red Hill Lookout, ca. 3 air mi ne of Belden. 1920 Comment
  JEPS95600  Boechera suffrutescens Lowell Ahart 1994-6-29 7409 Plumas about 1/2 mi S of Bucks Lake (N of a poor logging road) 1828 Comment
  POM310936  Boisduvalia densiflora var. densiflora H. L. Mason 1952-7-17 14380 Plumas Sierra Nevada: Along Western Pacific tracks just south of Beckwourth, Sierra Valley. 1524 Comment
  SD9250  Botrychium multifidum Mrs. R. M. Austin 1876-1 Plumas Comment
  UC1472763  Botrychium multifidum Mrs. R. M. Austin 1897-7-2 Plumas near Quincy Comment
  CHSC82540  Botrychium simplex Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9834 Plumas On the extreme northwest side of a meadow, about 40 yards south of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1723 Comment
  CHSC83012  Botrychium simplex var. compositum Lowell Ahart 2002-9-8 9934 Plumas In a meadow, near a small pond, about 200 yards north of Lumpkin Ridge Road, about 3/4 mile (air) northeast of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1634 Comment
  CAS-BOT-BC417625  Boykinia major M. S. Taylor 1982-7-21 4889 Plumas Along Willow Creek, ca. 1/2 mi. nw of Nelson Point, ca. 5 mi se of Quincy. 1310 Comment
  CAS-BOT-BC36772  Brassica rapa John Thomas Howell 1966-7-29 42025 Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC478972  Brodiaea californica subsp. californica A. A. Heller; B. B. Kennedy 1907-7-11 8796 Plumas Pratville Comment
  UC1075728  Brodiaea minor Robert J. Weatherby 1955-7-15 1642 Plumas Quincy Ranger Station, USFS 1066 Comment
  PASA512  Brodiaea multiflora Margaret Stason 1932-6-20 436 Plumas Highway near the Feather River Inn Comment
  POM198315  Bromus briziformis H. S. Yates 1913-7-20 s.n. Plumas Massack Comment
  CHSC55811  Bromus ciliatus Vernon H. Oswald 1991-9-11 4869 Plumas Lassen Volcanic Park. West of the resort at Drakesbad. 1767 Comment
  RSA88123  Bromus commutatus J. T. Howell 1951-6-26 27538 Plumas Feather River Canyon 854 Comment
  SEINET10514496  Bromus commutatus Mary Susan Taylor 1982-7-8 Taylor 4804 Plumas T23N R14E NW1/4NEX3/4 Portola quad. In Sagebursh Scrub S side of Feather River, ca. 1 mi SW of Beckwourth, on Ramelli Ranch, ca. 1/4 mi E of Calpine Rd (109). With Equisetum laevigatum, Elymus cinereus. Comment
  CAS-BOT-BC155315  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43377 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CDA14758  Bromus japonicus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3328 Plumas forest land 4.8 miles northwest of Antelope Lake, 0.7 mile east of forest road to Taylor Lake 1661 Comment
  UC1131323  Bromus marginatus D. Axelrod 1934-6-8 15 Plumas Plumas National Forest, La Porte La Porte; Plumas National Forest, La Porte 1524 Comment
  CAS-BOT-BC162148  Bromus orcuttianus John Thomas Howell 1951-6-28 27656 Plumas Sierra Nevada. Johnsville. 1584 Comment
  RSA201312  Bromus orcuttianus J. T. Howell 1960-8-20 36274 Plumas Drakesbad 1677 Comment
  SEINET4343728 Image available Bromus orcuttianus Lowell Ahart, John Dittes 2009-7-15 16092 Plumas Yellow Pine Forest; under the power line on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1518 Comment
  UCD59268  Bromus orcuttianus Lewis S. Rose 1967-7-10 67152 Plumas 3 miles W of Keddie. Butterfly Valley. 1097 Comment
  SEINET4343729 Image available Bromus suksdorfii Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16130 Plumas Yellow Pine Forest; On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  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
  CAS-BOT-BC185348  Calamagrostis canadensis John Thomas Howell 1960-7-20 35722 Plumas Lassen Volcanic National Park. 1828 Comment
  CAS-BOT-BC185000  Calamagrostis stricta subsp. inexpansa Fred Sommers 1976-8-12 212 Plumas Sierra Nevada. Sierra Valley Marsh. 1487 Comment
  CAS-BOT-BC438481  Calandrinia ciliata John Thomas Howell 1960-7-18 35570 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  JEPS102649  Calandrinia ciliata Lowell Ahart 2001-8-28 9215 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-BC438487  Calandrinia ciliata John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-5-7 1840 Plumas West edge of Butterfly Valley proper. 1066 Comment
  SEINET13710344  Callitriche hermaphroditica Lowell William Ahart, Lowell William Ahart 2001-1 9281 Plumas In Water of Freeman Creek, Lake Davis (T24N, R13E, sec 30, NE 1/4) 5780 Ft. 1762 Comment
  CHSC55464  Calocedrus decurrens Ben Cunningham 1991-4-20 Plumas Ca. 60 ft w of Pecks Valley Road and 2 mi ne of Greenville. 1066 Comment
  CHSC84948  Calocedrus decurrens Lowell Ahart 2003-10-15 10636 Plumas On the east side of Forest Road 22N94E, about 50 yards south of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1583 Comment
  JEPS26691  Calochortus coeruleus P. C. Hutchison 1961-6-9 2130 Plumas 0.4 mi e Round Valley Reservoir Dam and store (along road); Round Valley Reservoir Comment
  JEPS15483  Calochortus leichtlinii Joseph and Hilda Grinnell 1938-6-11 1090 a Plumas Mohawk 1341 Comment
  CAS-BOT-BC491827  Calochortus leichtlinii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54358 Plumas Near Indian Creek about 0.75 miles northwest of northwest arm of Antelope Reservoir 1584 Comment
  CAS-BOT-BC491830  Calochortus leichtlinii Mary Strong Clemens 1920-5-28 s.n. Plumas Quincy Comment
  CAS-BOT-BC491838  Calochortus leichtlinii Irja Knight; Walter Knight 1966-6-18 1275 Plumas Area adjacent to Pond Reservoir 1097 Comment
  CAS-BOT-BC491842  Calochortus leichtlinii Robert J. Weatherby 1950-8-11 1521 Plumas Near spring on slopes of Mt. Elwell, Lake Basin Area 2194 Comment
  UCSB16089  Calochortus leichtlinii Breedlove, Dennis 1962-6-13 Plumas Along State Highway 89, 2 miles south of Graeagle, Sierra Nevada 1402 Comment
  SBBG30573  Calochortus nudus D. Myrick 1968-6-18 1942 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  UC1134506  Calochortus nudus F. W. Embree 1934-6-12 99 Plumas w end Haskins Valley; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  RSA101412  Calochortus nudus R. Weatherby 1955-7-26 1662 Plumas Upper end of Three Lakes trail, near Spanish Peak. 2073 Comment
  CHSC87834  Calochortus tolmiei Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11003 Plumas On the west side of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1517 Comment
  UC303963  Calycadenia truncata Mary E. Pulsifier Ames 1894-7-1 Plumas Taylorsville, near Iron Mine Indian Valley Comment
  JEPS108836  Calyptridium monospermum Lowell Ahart 2006-6-28 12897 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, small open area of bare basalt 1514 Comment
  UCD100400  Calyptridium umbellatum F. H. Bolster 1912-9-1 84 Plumas Feather River Canyon. 762 Comment
  SEINET10969186  Calystegia malacophylla Mary Susan Taylor 1982-6-16 Taylor 4681 Plumas T24N R10E swnw sec 33. Spring Garden quad. Open rdcut, along spur rd off 24N26-Thompson Creek Rd (0.2-0.3 mi from its jct), ca. 3 mi se of Quincy. Mixed Evergreen Forest; 4600 ft. 1402 Comment
  CAS-BOT-BC221250  Calystegia malacophylla subsp. malacophylla Alice Eastwood 1927-6-15 14512 Plumas United States Forest Reserve. Forest Lodge near Greenville Comment
  CHSC21221  Camassia quamash subsp. quamash F. T. Griggs; A. Pass 1975-7-11 155 Plumas Buck's Lake Forest Service Survey. Comment
  UCD20771  Camelina microcarpa A. M. Shapiro; M. Paquin 2002-6-30 s.n. Plumas Plumas County. Spring Garden, at 4200'. 1280 Comment
  CHSC34285  Camissonia tanacetifolia M. S. Taylor 1981-7-13 3991 Plumas Jct Last Chance Creek and 26N01 at its jct with 28N03 (101), 2 mi e of Jordan Flat, ca. 10 mi w of Doyle. 1798 Comment
  CAS-BOT-BC160892  Camissonia tanacetifolia subsp. tanacetifolia Mrs. H. C. Cantelow 1951-7-29 18 Plumas Hwy. 24 between Portola and Beckwourth Comment
  SEINET10973112  Camissonia tanacetifolia subsp. tanacetifolia Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3890 Plumas T24N R14E sw sec 7, Crocker Mt quad. Jct of Genesee-Beckwourth Rd and private ranch rd, just W of Clover Valley Ranch, ca. 11 air mi NW of Beckwourth; elevation ca. 5400 ft. 1646 Comment
  RSA60139  Campanula prenanthoides E. K. Balls 1950-9-5 15682 Plumas Main trail Thompson Creek, off La Porte Road, off Hwy 24, e. of Quincy. 1463 Comment
  SEINET11262423  Campanula prenanthoides D. W. McNeal 1996-7-26 4180 Plumas Above F.S. Rd. 25N12 through Butterfly Valley 3.5 mi sw of the jct of Hwy 70-89 n of Quincy.; 0 Comment
  CHSC63243  Cardamine breweri Lowell Ahart 1994-6-17 7354 Plumas In a meadow on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  SBBG119741  Cardamine breweri var. breweri L. Ahart with J. Dittes, J. Guardino, R. Schlising, S. Chamberlain 2004-6-14 11065 Plumas S side of Forest Rd 24N10, ca. 0.25 mi W of Cow Crk, W of Lake Davis, ca. 9.25 mi NE of Sloat 1796 Comment
  UCD114176  Cardamine cordifolia L. P. Janeway 1990-6-28 3743 Plumas Plumas National Forest, Beckwourth Ranger District; unde rJoseph Creek, on northeast side of Grizzly Ridge. 2011 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
  CAS-BOT-BC38088  Cardamine pachystigma Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1788 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 1036 Comment
  CAS-BOT-BC38100  Cardamine pachystigma Mrs. Joseph Clemens 1920-4-24 s.n. Plumas Greenville. Comment
  CHSC81356  Cardamine pachystigma L. P. Janeway 1996-4-11 4953 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC38092  Cardamine pachystigma John Thomas Howell; Gordon H. True 1967-5-9 42217 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CHSC118777  Cardamine pensylvanica Elizabwth Kramer 2015-5-20 2015 -004 Plumas Plumas National Forest. Silver Creek, north of Forest Service 24N29X, west of 24N56, near Meadow Valley. (UTM 663727E, 4422262 N, NAD83 Zone 10N.) 1160 Comment
  CAS-BOT-BC18349  Carex John Thomas Howell; Gordon H. True 1968-6-10 44550 Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC18361  Carex John Thomas Howell 1951-6-26 27536 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  SEINET10502740  Carex Mary Susan Taylor 1981-5-8 Taylor 3651 A Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 Comment
  CHSC103132  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16111 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
  RSA699788  Carex abrupta L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11172 -A 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
  SEINET11152736 Image available Carex abrupta Lowell Ahart, John Dittes and Josephine Guardino 2009-1 16111 Plumas 1302 Comment
  CAS-BOT-BC18589  Carex abrupta L. P. Janeway 1990-7-2 3752 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Compartment. 1859 Comment
  CAS-BOT-BC17843  Carex amplifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1494 Plumas Butterfly Botanical Area and VIcinity. Fern Glen. 1097 Comment
  CHSC102660  Carex amplifolia Lowell Ahart; John Dittes 2009-8-28 16354 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
  RSA122761  Carex amplifolia B. O. Schreiber 1938-7-10 2529 Plumas 1/4 mile south of U. S. Forestry Camp near Meadow Valley. 1098 Comment
  CAS-BOT-BC17943  Carex angustata John Thomas Howell; Gordon H. True 1967-7-9 43242 Plumas Sierra Nevada. North Fork of Feather River at Belden. 685 Comment
  CHSC47351  Carex angustata L. P. Janeway 1989-6-15 3315 Plumas Plumas National Forest. Pond across road from springy slope; jct of roads 111 (Beckwourth-Genesee Rd) and rd 24N49Y; near N end of Crocker Valley. 1730 Comment
  CDA17815  Carex angustata G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-23 3164 Plumas Long Valley Region; Long Valley, 0.4 mile S of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  JEPS63502  Carex athrostachya W. L. Jepson 1939-8-16 19438 Plumas Portola Comment
  RSA122797  Carex athrostachya E. Sawyer 1935-6-22 168 Plumas Charlies Vallley, west of Beckwith Buttes. 1524 Comment
  SEINET4292084 Image available Carex athrostachya L. Janeway, Castro, B 2003-1 7981 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Comment
  UC710501  Carex athrostachya Thomas H. Kearney Aug 14-26 1944 22 C Plumas Lake Almanor Prattville Comment
  CAS-BOT-BC19736  Carex athrostachya C. Etienne 1969-7-26 285 Plumas Along quiet pond off Middle Fork of Feather River. Highway 89 near Graegle next to Feather River Park Resort entrance. 1280 Comment
  CDA17776  Carex athrostachya G. D. Barbe, T. C. Fuller 1982-6-14 3687 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  SEINET10585141  Carex athrostachya Mary Susan Taylor 1982-7-8 Taylor 4795 Plumas T23N R14E nw1/4 se1/4 sec 27. Portola quad. Rameli Ranch, on side of Feather River, ca. 1/4 mi e of Calpine Rd (109), ca. 1 mi sw of Beckwourth. With Equisetum laevigatum. Comment
  CHSC77031  Carex aurea G. Douglas Barbe; T. C. Fuller 1982-6-17 3859 Plumas Frenchman Lake Region. 2 miles N of Turkey Point Fishing Access. At the shore of the N arm of the lake. 1706 Comment
  JEPS110427  Carex aurea Lowell Ahart 2006-7-9 12915 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
  CAS-BOT-BC19136  Carex aurea L. P. Janeway; Garrett Gibson 1991-8-2 4100 Plumas Plumas National Forest. Beckwourth Ranger District. Along Humbug Crek. Southeast flank of Smith Peak. 1828 Comment
  CHSC101949  Carex bolanderi Lowell Ahart; John Dittes 2009-7-13 16031 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
  CAS-BOT-BC19525  Carex bolanderi John Thomas Howell 1975-6-15 51121 Plumas Sierra Nevada. North Fork Feather River near Storrie. 548 Comment
  CAS-BOT-BC19530  Carex bolanderi W. I. Follett 1946-5-27 s.n. Plumas Rich Gulch. Comment
  CAS-BOT-BC19633  Carex brainerdii John Thomas Howell 1951-6-28 27726 Plumas Eureka Lake. 1889 Comment
  CAS-BOT-BC19629  Carex brainerdii L. P. Janeway; Gary Benson; Leigh Wingett 1985-7-10 1207 Plumas Along the Hungry Creek Road ca. 0.5 mile north of the Antelope Res. Road. 1554 Comment
  CHSC72318  Carex canescens L. P. Janeway 1998-9-10 6278 B Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  CHSC72319  Carex cusickii L. P. Janeway 1998-9-10 6274 Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  CHSC78723  Carex cusickii L. P. Janeway 2000-7-7 6881 Plumas Northern High Sierra Nevada. Drainage bottom at head of an upper northern branch of Spanish Creek, about 1.1 km northeast of Maple Flat. 1609 Comment
  CHSC115917  Carex cusickii Sara M. Taylor; Scott Batiuk 2012-7-31 54 Plumas Plumas National Forest. 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, 4428172 N, 659702 E. 1573 Comment
  CAS-BOT-BC20591  Carex douglasii Alice Eastwood 1918-5-25 6998 Plumas Portola. Comment
  RSA726358  Carex douglasii L. Ahart, John Dittes 2007-6-16 14134 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  CAS-BOT-BC20170  Carex filifolia var. erostrata L. W. Swift 1933-6-7 82 Plumas Plumas Forest. Thompson Creek. 1828 Comment
  UCD140340  Carex filifolia var. erostrata R. Tofsrud 1949-6-1 s.n. Plumas Humphry Ranch on road from Beckworth to Milford. Comment
  CHSC85977  Carex fracta L. P. Janeway 2003-7-19 7909 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake. 1853 Comment
  JEPS110258  Carex fracta Lowell Ahart 2006-7-3 12902 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, about 1/4 mile north of Lumpkin Ridge Road, near the southwest edge of a dry open basalt flat with scattered trees 1527 Comment
  CAS-BOT-BC21969  Carex heteroneura L. P. Janeway 1990-7-18 3806 Plumas Near Emigrant Creek .25 mile north of the crest of Grizzly Ridge. Along a dirt road. 2103 Comment
  JEPS117647  Carex heteroneura var. heteroneura Lowell Ahart 2010-7-27 16932 Plumas Damp meadow, about 150 yards north of the South Fork of the Feather River, north side of Forest Road 22N68, about 1/4 mile southwest of the Feather Fork Mine, about 1- 1/2 miles (air) northeast of Little Grass Valley Reservoir 1634 Comment
  CHSC47083  Carex illota L. P. Janeway 1984-9-1 1143 Plumas Along Sierra Crest between Lakes Basin Recreation Area and Plumas-Eureka State Park. 2164 Comment
  RSA95487  Carex integra L. S. Rose 1954-5-30 54066 Plumas Johnsville 1601 Comment
  JEPS28344  Carex jonesii George W. Gillett 1957-7-19 852 Plumas about 1 1/4 mi above Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 2057 Comment
  CAS-BOT-BC7583  Carex lasiocarpa Walter Knight; Irja Knight 1966-6-18 1348 Plumas Butterfly Valley 1097 Comment
  CHSC50433  Carex lasiocarpa Vernon Oswald 1990-6-22 4314 Plumas Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. 9 mi (air) northwest of Chester. On the north side of the lake. 1767 Comment
  SJSU6922  Carex lemmonii C. W. Sharsmith 1975-6-18 8228 Plumas Butterfly Valley, c. 3 mi SW of Keddie 1066 Comment
  SEINET7485356 Image available Carex lemmonii L. S. Rose 1967-1 67151 Plumas Butterfly Valley 1097 Comment
  RSA60122  Carex lenticularis var. impressa E. K. Balls 1950-9-2 15646 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  SEINET13709910  Carex lenticularis var. impressa Lowell William Ahart, Lowell William Ahart 2003-1 10433 Plumas 5 Mi. NW of La Porte (39 Deg 44'41.1"N, 121 Deg 02'14.2"W) 5751 Ft. 1753 Comment
  CHSC58201  Carex limosa Vernon H. Oswald; Lowell Ahart 1992-6-22 5025 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
  CHSC55547  Carex mariposana L. P. Janeway 1990-7-2 3752 Plumas About 100 ft west of Paradise Cr and about 1/2 mi south of Little Grizzly Cr. At an old logging landing and dirt road opening. 1859 Comment
  JEPS125846  Carex microptera Dean W. Taylor 2001-8-1 17860 Plumas Spring at N base of Pilot Peak, ca 10 air miles S of Quincy, along Forest Road 22N84X about 0.2 miles N of the Pilot Mine site. Comment
  CAS-BOT-BC32034  Carex multicaulis Lewis Samuel Rose 1963-6-3 63084 Plumas Butterfly Valley, 2 mi SW of Keddie. 990 Comment
  CHSC21129  Carex multicaulis F. T. Griggs 1975-7-2 42 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC94127  Carex multicaulis Lowell Ahart 2006-7-3 12903 Plumas Near the west edge of a basalt flat, about 1/4 mile north of Lumpkin Ridge Road, on Lumpkin Ridge, about 4 miles (air) northeast of Camp 18. 1527 Comment
  CAS-BOT-BC32073  Carex multicaulis John Thomas Howell 1926-7-23 2092 Plumas Prattville 1463 Comment
  UCD140657  Carex multicaulis L. P. Janeway 1996-6-4 4986 Plumas 0.5 mile northeast of Deer Creek and 2.0 mile south of Spanish Creek; north side of logging spur road 0.6 mile east of Road 24N23X. 1318 Comment
  CAS-BOT-BC32227  Carex multicostata John Thomas Howell 1960-7-20 35732 Plumas Boiling Springs Lake to Drakesbad. 1828 Comment
  CAS-BOT-BC32228  Carex multicostata Janet Jones 1980-7-16 214 Plumas Frazier Falls area 1828 Comment
  CAS-BOT-BC32232  Carex multicostata Hans Leschke 1954-7-3 s.n. Plumas 1/4 mi SE of Boiling Springs Lake. 1859 Comment
  CHSC47344  Carex nebrascensis L. P. Janeway 1989-6-16 3340 Plumas Plumas National Forest. West end of Grizzly Valley. Small creek on N side of mdw; meadowy area along creek crossing rd on N side of valley. 1783 Comment
  CAS-BOT-BC119858  Carex nebrascensis Lloyd W. Swift 1934-5-18 113 Plumas Meadow View Pasture. 1828 Comment
  CHSC62796  Carex pachystachya Hal Durio 1993-8-6 Plumas About 0.5 mi south of Bucks Creek and ca 1.2 mi east of the eastern end of Bucks Lake. Along Rd 24N29Y. 1706 Comment
  CDA17817  Carex pachystachya G. D. Barbe, J. T. Howell (54143 at CAS) & T. C. Fuller 1981-6-23 3112 Plumas 0.25 mile W of Round Valley Reservoir Dam, at NW shore of the reservoir. 1371 Comment
  SEINET12649673 Image available Carex pellita Lowell Ahart, John Dittes 2009-1 16187 Plumas 1480 Comment
  UCD108012  Carex raynoldsii Tim Kuhn 2006-7-10 61 Plumas on Plumas NF forest service road 107407. Comment
  CHSC65137  Carex rossii Vernon H. Oswald; Lowell Ahart 1995-7-24 7120 Plumas High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  CAS-BOT-BC118133  Carex rossii John Thomas Howell; R. C. Barneby 1954-5-14 29565 Plumas Damp meadow near Almanor PO. 1280 Comment
  CHSC84923  Carex scopulorum var. bracteosa L. P. Janeway 2003-9-20 7994 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. 2115 Comment
Read comments Jul 29 2014
  CHSC76252  Carex sheldonii G. L. Ponting 1999-8-28 Plumas About 1.2 mi southwest of Portola. About 100 ft north of County Road A-15. On the drier and higher parts of seasonally wet meadow. 1499 Comment
  CHSC52552  Carex simulata L. P. Janeway 1989-6-22 3372 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw along rd 24N49Y. 1767 Comment
  UCR115313  Carex stipata G. D. Barbe, T. C. Fuller 1982-6-14 3688 Plumas W end of Quincy, Hwy 70 & Lawrence St. at the Chevron station. 1037 Comment
  CAS-BOT-BC117368  Carex stipata var. stipata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1532 Plumas Butterfly Botanical Area. North of Pond Reservoir. 1097 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
  CDA33163  Carex stipata var. stipata L. P. Janeway 2000-7-7 6899 Plumas Northern High Sierra Nevada; Marsh on west side of Smith Lake -- enlarged by beaver activity. 0 Comment
  CAS-BOT-BC114995  Carex subfusca John Thomas Howell 1960-7-22 35875 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC114999  Carex subfusca John Thomas Howell 1960-7-20 35712 Plumas Dry, open rocky meadow in Drakesbad. 1828 Comment
  CDA13364  Carex subfusca G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13213 Plumas Sierra Nevada; N side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  CHSC105835  Carex subfusca Lowell Ahart 2010-7-27 16926 Plumas On the north side of the paved road, about 1/2 mile north of Goat Mountain, about 3 miles (air) northeast of La Porte. 1680 Comment
  CHSC92309  Carex subfusca Lowell Ahart; Josephine Guardino 2005-8-9 12291 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CHSC97078  Carex subfusca Lowell Ahart; Josephine Guardino 2007-7-21 14356 Plumas Near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  JEPS107615  Carex subfusca Lowell Ahart, Josephine Guardino 2005-8-9 12290 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
  JEPS110429  Carex subfusca Lowell Ahart 2006-7-9 12923 Plumas Small seep in a small open area in brush, about 10 yards N of the paved basalt road, about 3 3/4 miles (air) NW of Tamarack Flat, about 5 3/4 miles (air) NW of Little Grass Valley Reservoir. 1678 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
  CAS-BOT-BC115993  Carex subfusca Clare B. Hardham 1970-8-8 17716 Plumas Road to Thompson Peak. 2286 Comment
  CHSC92305  Carex utriculata Lowell Ahart; John Dittes 2005-9-19 12384 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  CAS-BOT-BC115150  Carex vesicaria G. Schoolcraft 1997-8-5 2636 Plumas Lake E of Hay Meadow/Caibou Wilderness. 1908 Comment
  RSA795730  Carex vesicaria var. vesicaria L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16138 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  UCD140981  Carex whitneyi John Thomas Howell 20-23 Jun 1977 52407 Plumas On the peninsula of Lake Almanor. 1371 Comment
  CAS-BOT-BC114937  Carex whitneyi L. P. Janeway 1990-7-3 3757 Plumas Near Paradise Creek about 1/4 mi S of Little Grizzly Creek. 1813 Comment
  CAS-BOT-BC248955  Castilleja B. Carlson 1981-5-15 028 Plumas Hwy. 431 4.3 mi. E. of jct. Hwy. 395 1524 Comment
  SEINET10549995  Castilleja Mary Susan Taylor 1982-8-30 Taylor 5079 Plumas T27N R11E sw sec 35. Kettle Rock quad. S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. Riparian edge of Montane Coniferous Forest; 6900 ft. 2103 Comment
  CAS-BOT-BC249750  Castilleja applegatei subsp. pinetorum John Thomas Howell 1926-7-24 2101 Plumas Near Prattville 1463 Comment
  CHSC24438  Castilleja applegatei subsp. pinetorum D. E. Brink Jr.; L. M. Mayer 1975-7-8 Plumas Found in the north part of the section along the roadside above Lower Bucks Lake. 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
  CHSC97161  Castilleja applegatei subsp. pinetorum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14054 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  JEPS81466  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-9 4945 Plumas ca 3 air mi sse Canyon Dam (just n of Rattlesnake Hill, on e side of 26N16Y); Almanor NE Quad. 1859 Comment
  JEPS81610  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-31 5082 Plumas ca 6 air mi ne Taylorsville (just s of Taylor Lake); Kettle Rock Quad., Summit of Taylor Rock Lookout 2383 Comment
  JEPS3892  Castilleja arachnoidea Mrs. Emanuel Esther C. Fritz 1933-7-15 Plumas Summit of Spanish Peak along road Summit of Spanish Peak 2133 Comment
  OBI59423  Castilleja arachnoidea Rimo Bacigalupi, Aldo Bacigalupi 1952-8-19 3951 Plumas On slopes to the E of Long Lake 2042 Comment
  UC1562664  Castilleja arachnoidea Barbara Ertter with Gary Schoolcraft 1989-7-3 8659 Plumas ca 8 air mi s Susanville (ridge between Redrock and Diamond Mt.) 2225 Comment
  SEINET13737583  Castilleja campestris W. Harnach, N. Harnach 1990-5-27 326 Plumas Sierra Valley, Harriot Lane, one mile S of Dyson Lane. Comment
  CHSC87871  Castilleja lacera Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11051 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
  RSA726359  Castilleja lacera L. Ahart, John Dittes 2007-6-16 14136 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  SEINET14058557  Castilleja linariifolia K. Burnstad 1974-9-14 s.n. Plumas Plumas NF, Nelson Creek. 1981 Comment
  CAS-BOT-BC254074  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-15 8846 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  JEPS118430  Castilleja miniata subsp. miniata Lowell Ahart 2011-9-20 17684 Plumas Open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  RSA71298  Castilleja payneae L. S. Rose 1951-6-28 51050 Plumas Above Eureka Lake, north of Johnsville 2073 Comment
  SEINET14152644  Castilleja pilosa M. J. Williams, L. Wise 1976-1 76- 22 -1 Plumas Near Nervino Areo Service, E of Beckwourth. 1524 Comment
  UC1075647  Castilleja pilosa Robert J. Weatherby 1950-8-11 1509 Plumas trail to Long Lake Boathouse; Lakes Basin Area 1981 Comment
  UC1094746  Castilleja pilosa Francia Chisaki 1956-5-31 895 Plumas 1.3 mi s Sattley road junction with Highway 40 Alt. (on road to Sattley, s of Beckwourth); Sierra Valley Comment
  CHSC101514  Castilleja tenuis G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16316 Plumas Willow Creek Rd. 1.6 mi NW of Hwy 70 and 2.6 mi W on 70 from town of Portola. 1554 Comment
  CHSC43562  Castilleja tenuis Lowell Ahart 1975-7-16 890 Plumas About 1/2 mile east of the Feather Fork Mine, about 6 miles north of La Porte. 1828 Comment
  CHSC94111  Castilleja tenuis Lowell Ahart 2006-7-9 12933 Plumas In a small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1678 Comment
  UC1023720  Castilleja tenuis Francis W. Pennell 1940-6-12 25818 Plumas w of Beckwourth (along Feather River); Feather River 1493 Comment
  UC174716  Castilleja tenuis A. A. Heller and P. B. Kennedy 1907-7-6 8757 Plumas Red Clover Valley Comment
  RSA121654  Ceanothus X lorenzenii E. Sawyer 1935-7-8 273 Plumas 4.25 miles N of Hawks, Sierraville. 1799 Comment
  CHSC96735  Ceanothus arcuatus L. P. Janeway 2007-5-20 8997 Plumas Northern High Sierra Nevada. Along Hwy 70/East Branch North Fork Feather River/Serpentine Canyon, 1.0 road km east of the Rich Bar overlook. 777 Comment
  CHSC96738  Ceanothus arcuatus L. P. Janeway 2007-5-20 8987 Plumas Northern High Sierra Nevada. Along Road 26N22F (to top of Red Hill) 2.4 road km from Deadwood Saddle; 2.6 air km east of the summit of Red Hill. 1594 Comment
  SBBG120145  Ceanothus arcuatus L. P. Janeway 2007-5-20 8997 Plumas Hwy 70, East Branch North Fk Feather River, Serpentine Cyn, 1 rd km E of Rich Bar Overlook 777 Comment
  CAS-BOT-BC48699  Ceanothus cordulatus Rimo Bacigalupi 1927-7-4 1656 Plumas upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  CHSC46504  Ceanothus cordulatus Lowell Ahart 1975-7-16 885 Plumas About 1 mile north of Little Grass Valley Reservoir. On an open hillside. 1828 Comment
  LA41966  Ceanothus cordulatus Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  SBBG28488  Ceanothus cordulatus A. A. Heller 1938-6-4 15138 Plumas S of Chester 1310 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
  UC535883  Ceanothus cordulatus Elmer I. Applegate 1929-6-21 5819 Plumas Warner Valley Mt. Lassen Comment
  CAS-BOT-BC49063  Ceanothus cuneatus Clarence R. Quick 1963-8-26 63 -102 Plumas Near Cottonwood Meadow, southwest of Humbug Valley Comment
  UC1071140  Ceanothus cuneatus var. cuneatus P. G. Haddock 1938-5-29 7 Plumas e Rock Creek (Serpentine); Downieville quad, Plumas Nat. For. 1249 Comment
  CAS-BOT-BC50730  Ceanothus integerrimus Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1585 Plumas Butterfly Botanical Area and Vicinity - Fern Glen 1112 Comment
  SEINET13945936 Image available Ceanothus integerrimus Lewis S. Rose 1968-1 68097 Plumas Confluence of Butterfly Creek & Spanish Creek near Keddie 975 Comment
  RSA0089038  Ceanothus integerrimus var. californicus Bonnie C. Templeton 1968-6-9 11255 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  CAS-BOT-BC51045  Ceanothus integerrimus var. macrothyrsus Alice Eastwood 1927-6-18 14577 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  UCD112161  Ceanothus lemmonii E. W. Jameson 1949-6-21 s.n. Plumas 4 mi. east, 1 mi. north of Quincy. 1158 Comment
  CAS-BOT-BC63334  Ceanothus prostratus Doris Kildale Gillespie 1930-5-12 9313 Plumas 2 mi. e. of Chester. Comment
  CAS-BOT-BC63363  Ceanothus prostratus John Thomas Howell 1951-6-28 27728 Plumas Eureka Lake. 1889 Comment
  CAS-BOT-BC63373  Ceanothus prostratus David D. Keck 1932-7-3 1649 Plumas Quincy. On mountain slope to/south of town in spruce forest. 1219 Comment
  CDA18744  Ceanothus prostratus G. D. Barbe, T. C Fuller 1982-7-16 3775 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
  CHSC59923  Ceanothus prostratus L. P. Janeway; Garrett Gibson 1992-7-22 4273 Plumas Plumas National Forest Milford Ranger District Recon Compartment. 0.25 mi east of the top of Horton Ridge, across the ridge from the southeast fork of Horton Canyon. 2057 Comment
  UC1281210  Ceanothus prostratus H. E. McMinn 1941-8-27 5390 Plumas Blairsden Comment
  UC634989  Ceanothus prostratus H. L. Mason 1924-6-19 1056 Plumas road between Graegle and Gold Lake; road btw Graegle and Gold Lake Comment
  UCD112651  Ceanothus prostratus R. O. Hanes 1995-4-11 253 Plumas Tahoe Forest. Road 45-25. 1005 Comment
  UCD112671  Ceanothus prostratus J. M. Tucker 1948-7-25 1747 Plumas ca. 3/4 mile west of mine of United Mining Co., southwest side of Camel's Peak. Comment
  UCSB22989  Ceanothus prostratus McMinn, H. 1941-8-27 Plumas Along railway bank along Feather River, Blairsden Comment
  RSA0011257  Ceanothus prostratus R. M. Austin 1879-1 s.n. Plumas Big Meadow Comment
  SEINET12210939  Ceanothus prostratus W. Knight, Knight, I. 1983-1 4941 Plumas Along state route 89 along west shore of Lake Almanor 1357 Comment
  CHSC84527  Centaurea cyanus John Dittes; Lowell Ahart 2003-8-8 2003 -98 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 3.9 air-mile southeast of Beckwourth, 9.8 air-mile northeast of Calpine, ca. 0.8 mile south of Western Pacific Railroad. At edge of Dyson Lane. 1488 Comment
  CDA18992  Centaurea diffusa Jerry Hustafa 2000-9-14 PDR 1193561 Plumas Sierra Nevada; Along Hwy 70 right of way in the vicinity of Quincy. 0 Comment
  CAS-BOT-BC388192  Cerastium fontanum John Thomas Howell 1961-9-23 36883 Plumas Lights Creek Canyon below Englemine 1097 Comment
  JEPS126475  Cercocarpus ledifolius var. intermontanus Jillian Pastick, Lillie Pennington, Andrea Stuemsky 2015-8-13 CA 350 -059 Plumas 395 S to Hallelujah junction, left turn to Loyalton, left at Antelope Valley Road, take road ~20 mi., turn left at unnamed road, drive up mountain. Comment
  CDA15586  Chaenactis douglasii B. A. Smith, G. F. Hrusa 1996-7-15 s.n. Plumas Sierra Nevada; E side of Rattlesnake Creek, 1/2 mi. S of Hwy 70, and approx. 15 mi. E of Quincy. 1584 Comment
  CHSC35940  Chaenactis douglasii var. douglasii M. S. Taylor 1982-6-28 4763 Plumas Ramelli Ranch, between hwy 70 and Feather River, w of Calpine Rd (109), ca. 1 mi w of Beckwourth. 1487 Comment
  JEPS29566  Chaenactis douglasii var. douglasii J. Thomas Howell 1960-8-20 36285 Plumas near Drakesbad (Kelley Camp, near Lassen Volcanic National Park); Lassen Volcanic National Park 1615 Comment
  UC1125089  Chamaesaracha nana E. Sawyer 1935-6-27 197 Plumas 1.4 mi se Crow; Plumas National Forest, Sierraville Quad. 1706 Comment
  SEINET8655794  Chamaesyce serpillifolia subsp. serpillifolia W. Harnach 2015-8-6 1438 Plumas 4.85 miles west of Vinton on Hwy 70. 1494 Comment
  CAS-BOT-BC165971  Chamerion angustifolium W. W. Wagner 1919-7-3 307 Plumas Massack Creek at Massack 1158 Comment
  JEPS113424  Chamerion angustifolium subsp. circumvagum Lowell Ahart, John Dittes 2007-8-9 14429 Plumas About 50 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  CAS-BOT-BC70201  Cheilanthes gracillima Mrs. Jos Clemens 1919-10-24 s.n. Plumas Greenville Comment
  POM121004  Cheilanthes gracillima R. M. Austin 1876-1 s.n. Plumas [no locality information provided] Comment
  UC1075642  Cheilanthes gracillima Robert J. Weatherby 1950-8-11 1514 Plumas just below abandoned lookout station Mt Elwell 2377 Comment
  CAS-BOT-BC70198  Cheilanthes gracillima Emily K. Mcpherson 1976-11-7 76- 32 -4 Plumas Portola Quad. 5 miles north of Beckwourth 2055 Comment
  SEINET10529940  Cheilanthes siliquosa Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4473 Plumas T26N R9E nw/ne sec 7. Almanor NE quad. On serpentine, both sides of spur rd off 26N18, ca. 0.5 mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 5500 ft. 1676 Comment
  JEPS124536 Image available Chenopodium Reinhard Jockel 1969-6-26 3 Plumas On roadside 2 miles N of Sierra Co. line. on A 23 (Beck worth - Cal pine Rd.) Comment
  CAS-BOT-BC460983  Chenopodium atrovirens John Thomas Howell 1960-7-22 35893 Plumas Lassen Volcanic National Park, Drakesbad, near soda spring 1828 Comment
  SEINET4171894  Chenopodium berlandieri W. Harnach, N. Harnach 2000-8-2 972 Plumas South of Beckwourth, 1.5 miles south of HWY 70 on A-23, .25 miles east of A-23. 1487 Comment
  UCSB64002  Chenopodium berlandieri var. zschackei 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
  RSA718514  Chenopodium botrys L. Ahart 2006-10-23 13472 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mi northeast of Scales Road, about 5.5 miles (air) NE of Strawberry Valley. 1282 Comment
  JEPS115528  Chenopodium pumilio Lowell Ahart, John Dittes 2009-9-7 16380 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CDA3087  Chenopodium strictum var. glaucophyllum J. T. Howell 1959-9-21 34812 Plumas Indian Creek Canyon. Comment
  CHSC117554  Chimaphila menziesii Lowell Ahart 2016-7-9 21096 Plumas 10 yards north of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  SJSU10848  Chimaphila menziesii H. L. Buckalew 1964-7-27 Plumas Bucks L 1584 Comment
  CAS-BOT-BC452236  Chimaphila umbellata Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1603 Plumas Butterfly Botanical Area and Vicinity: Fern Glen 1097 Comment
  CAS-BOT-BC452245  Chimaphila umbellata Robert J. Weatherby 1950-7-7 1448 Plumas Gansner Creek, Quincy 1219 Comment
  CAS-BOT-BC452234  Chimaphila umbellata Anna Head 1921-8-1 s.n. Plumas On trail to marshes near Elwell Bowl, FEather River Region Comment
  JEPS37667  Chrysolepis sempervirens W. L. Jepson 1939-8-12 19411 Plumas Dixie Mt. Comment
  RSA768849  Chrysothamnus nauseosus subsp. albicaulis L. Ahart 2008-9-10 15360 Plumas Both sides of the Quincy La Porte Road, northwest of East Branch Creek, about 1.75 air miles south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1594 Comment
  CAS-BOT-BC100825  Chrysothamnus viscidiflorus subsp. viscidiflorus Clare B. Hardham 1978-8-11 21792 b Plumas about 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC100829  Chrysothamnus viscidiflorus subsp. viscidiflorus E. K. Balls 1950-9-2 15666 Plumas Yellow Pine Forest, Grizzly Creek, near Grasshopper Flat, rd. from Ramelli to Walker Mine 1828 Comment
  SEINET7450910 Image available Chrysothamnus viscidiflorus subsp. viscidiflorus J. T. Howell 1959-9-24 34968 Plumas Sierra Valley near Beckworth. 1478 Comment
  UC203264  Chrysothamnus viscidiflorus subsp. viscidiflorus I. M. Johnston 1919-9-2 2182 Plumas Portola Comment
  RSA599865  Cicuta douglasii L. C. Wheeler 1959-7-15 7571 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  UCD59784  Cinna latifolia John Thomas Howell 1960-7-23 35961 Plumas Drakesbad, Lassen Volcanic National Park. 1676 Comment
  CHSC66762  Circaea alpina subsp. pacifica Vernon H. Oswald; Lowell Ahart 1996-8-14 8152 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. In a meadow. 1920 Comment
  JEPS28619  Circaea alpina subsp. pacifica George W. Gillett 1957-7-17 802 Plumas near the e. inlet upper Willow Lake meadow; Lassen Volcanic Nat'l Park, Willow Lake meadow 1661 Comment
  UCR270575  Cirsium andersonii John F. Emmel 2001-7-24 1738 Plumas Northern Sierra Nevada Mtns., 1.2 road miles west of Little Grizzly Campground, c. 6 air miles ESE of Humboldt Summit 1829 Comment
  RSA716420  Cirsium arvense L. Ahart 2005-9-19 12391 Plumas Where the high water flows out of Taylor Lake, on the NE side of Taylor Lake, about 6 air miles SW of Antelope Lake. 2077 Comment
  CDA1130  Cirsium canescens T. C. Fuller 1968-7-1 17318 -B Plumas About 6 mi. s. of Vinton; 1 mi. n. of county line, 1/8 mi. w. of Hwy 49 to Loyalton. Comment
  CAS-BOT-BC278023  Cirsium cymosum A. A. Heller; P. B. Kennedy 1907-7-18 8880 Plumas Grade between Beckwith [Beckworth/Beckwourth] and Red Clover valley Comment
  CAS-BOT-BC279953  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35987 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC280431  Cirsium ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Rd., just N/Co. line 7.3 mi S/Vinton Comment
  CDA1512  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1963-8-28 11173 Plumas Sierra Valley; Loyalton-Vinton Hwy ( Hwy 49), just N of Sierra Co. line. Comment
  RSA59113  Cirsium vulgare E. K. Balls 1950-8-30 15517 Plumas Just west of Feather River Experiment Station. 4 miles north of Quincy. 1067 Comment
  CAS-BOT-BC439034  Cistanthe monosperma John Thomas Howell 1951-6-29 27765 Plumas Feather River Canyon 548 Comment
  CAS-BOT-BC439036  Cistanthe monosperma Mrs. H. C. Cantelow 1941-5-25 s.n. Plumas Near Buck's Creek power station, Feather River Canyon, on State highway 24. Comment
  CAS-BOT-BC228902  Cistanthe umbellata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC228915  Cistanthe umbellata Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas About 6 miles west of Johnsville on road from Mohawk Comment
  CAS-BOT-BC228919  Cistanthe umbellata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54400 Plumas Grizzley [Grizzly] Summit, 6 miles southwest of Bucks Lake 1676 Comment
  CAS-BOT-BC162588  Clarkia Clare B. Hardham 1975-8-2 s.n. Plumas Black Mt. - Sierra Nevada 2133 Comment
  SEINET10492511  Clarkia mildrediae James D. Jokerst, Robert A. Schlising 1978-6-21 Jokerst 3288 Plumas Feather River Canyon, 4.2 miles N of Storrie (=9.2 miles N of Butte County line) at Rodgers Flat Power Plant; roadside bank of rotten granite in montane forest, with Pinus ponderosa, Pseudotsuga menziesii, Asclepias cordifolia, introduced grasses; population of several hundred individuals, and more or less continuous with other such populations along Feather River Highway. Comment
  SEINET10492512  Clarkia mildrediae Robert A. Schlising 1980-6-24 Schlising 3778 Plumas O.3 mile S of Rock Creek Powerhouse, along Hwy 70 in canyon of North Fork, Feather River; T24N, R6E, sec 30; elev. ca 1600 feet; forest of Pinus ponderosa, Pseudotsuga menziesii, Quercus kelloggii, Quercus chrysolepis; on crumbling granite at roadside, with Mimulus bifidus, Linanthus filipes, Gilia capitata, Keckiella breviflora. 490 Comment
  SEINET12191146  Clarkia mildrediae Unknown 1968-1 s.n. Plumas near La Porte 762 Comment
  UC1071906  Clarkia mildrediae H. and M. Lewis, F. Vasek 1950-6-30 752 Plumas 7.8 mi s Yellow Creek Bridge (Hwy.24); Feather River Comment
  CHSC82533  Clarkia mildrediae subsp. lutescens L. P. Janeway 2001-7-3 7267 Plumas Northern High Sierra Nevada. Top of south-southwest facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  CHSC89914  Clarkia mildrediae subsp. lutescens N. L. Jurjavcic; W. A. Sears 2004-7-28 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Adjacent to a trail. Located 20-30 feet above the high water mark. 1524 Comment
  UCD104798  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-8 4687 Plumas Hartman Bar Ridge. Slope N of Road 22N94, on south side of Franklin Hill. 1706 Comment
  CHSC101488  Clarkia mildrediae subsp. mildrediae Samantha Mackey Hillaire 2008-6-17 1257 Plumas Transmission line openings and roadcuts in lower montane coniferous forest (brushy and grassy area). Between T24N, R06E, Tract 37, NW1/4 of NW1/4 and S03, SE1/4 of SW1/4. Elevation 2200-2400 feet. 701 Comment
  CHSC27037  Clarkia mildrediae subsp. mildrediae James Jokerst; Robert A. Schlising 1978-6-21 3288 Plumas Feather River Canyon, 4.2 mi N of Storrie (= 9.2 mi N of Butte County line) at Rodgers Flat Power Plant; roadside bank. Along Feather River Highway. Comment
  CAS-BOT-BC163860  Clarkia purpurea subsp. quadrivulnera John Thomas Howell 1962-6-17 37669 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC164919  Clarkia rhomboidea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2110 Plumas Between valley proper and Darlingtonia bog 1066 Comment
  JEPS33714  Clarkia rhomboidea John Thomas Howell 1926-7-20 2081 Plumas near Prattville 1463 Comment
  JEPS88396  Clarkia rhomboidea Vernon H. Oswald and Lowell Ahart 1996-7-15 8019 Plumas e side of arm extending n from Hwy. 36 causeway Lake Almanor (s of point where rd to Last Chance Campground (28N11) begins to parallel lake, along Jeep rd parallel to lake); High Cascade Range, Lake Almanor 1371 Comment
  UCD169257  Clarkia rhomboidea S. L. Welsh; N. D. Atwood 2001-6-14 28141 Plumas Roadcut, ca. 4 miles north of Beckwourth. 1481 Comment
  CAS-BOT-BC164923  Clarkia rhomboidea R. W. Thorp 1963-7-2 63 -51 Plumas 23 miles southeast of Quincy Comment
  CHSC101773  Clarkia stellata Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15865 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC71392  Clarkia stellata Vernon H. Oswald 1998-7-13 9265 Plumas Humbug Rd. 0.1 mi south of the split in Humboldt-Humbug Rd. ca. 0.75 mi south of Hwy. 89 at Lake Almanor. 1414 Comment
  CHSC79781  Clarkia stellata G. F. Hrusa 1997-5-30 13840 Plumas 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. [Original lat./long. on label is '39 54 N; 120 45 W']. 1540 Comment
  SEINET10689278  Clarkia stellata A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8813 Plumas Prattville Comment
  CHSC72454  Clarkia unguiculata L. P. Janeway 1998-7-1 5693 Plumas East side of North Fork Feather River and Hwy 70, 0.4 mi south of Tobin. West-facing slope above the road. 579 Comment
  CHSC43718  Claytonia lanceolata Vernon Oswald 1984-6-25 1322 Plumas La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte. Growing on the wooded edge of a mountain meadow. 1889 Comment
  CHSC87642  Claytonia lanceolata Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10917 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
  SEINET5336343  Claytonia lanceolata L. Miller 1929-5-12 2188 Plumas 15 mi W Portola, California Comment
  CAS-BOT-BC443637  Claytonia perfoliata subsp. perfoliata John Thomas Howell 1962-6-18 37766 Plumas Sierra Valley near Beckwourth 1487 Comment
  JEPS28401  Claytonia rubra George W. Gillett 1957-7-17 792 Plumas stream from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  SEINET10572732  Claytonia rubra Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3889 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  CAS-BOT-BC443795  Claytonia rubra subsp. rubra George W. Gillett 1957-7-17 792 Plumas Lassen Volcanic National Park. Stream flowing from Little Willow Lake into Willow Lake. 1767 Comment
  CAS-BOT-BC443799  Claytonia rubra subsp. rubra A. A. Heller; P. B. Kennedy 1907-7-11 8804 Plumas Prattville Comment
  CHSC21217  Claytonia rubra subsp. rubra F. T. Griggs; A. Pass 1975-7-17 145 Plumas Buck's Lake Forest Service Survey. 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
  UC1136729  Claytonia rubra subsp. rubra D. Axelrod 1934-6-4 3 Plumas American House; Plumas National Forest, Bidwell Bar Quad. 1493 Comment
  SEINET5336427  Claytonia rubra subsp. rubra A. A. Heller, P. B. Kennedy 1907-7-11 8804 Plumas Prattville Comment
  CDA14727  Collinsia parviflora G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3253 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CHSC40247  Collinsia parviflora K. R. Stern 1985-6-25 8229 Plumas Vic. Blairsden. 1371 Comment
  SEINET13395130  Collinsia parviflora A. A. Heller, B. B. Kennedy 1907-7-11 8808 Plumas Prattville. Comment
  UCR80892  Collinsia parviflora G. L. Webster 1992-5-17 7765 Plumas 2 mi SW of Grizzly Valley Dam 1738 Comment
  RSA165578  Collinsia parviflora Clare B. Hardham 1961-6-15 7425 Plumas Engelmine. 1829 Comment
  UC725585  Collinsia parviflora A. A. Heller 1942-5-8 16457 Plumas 2 mi w of Paxton (along State Highway #24); State Highway #24 Comment
  JEPS87595  Collomia grandiflora Lowell Ahart 1994-7-7 7461 Plumas about 0.75 air mi s Pilot Peak (on n side of Pacific Crest Trail, on Bunker Hill Ridge, Plumas and Sierra Counties); Bunker Hill Ridge, Pacific Crest Trail 2011 Comment
  UC1123643  Collomia grandiflora G. T. Nordstrom 1934-7-20 250 Plumas 0.6 mi nw Edmanton; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UCR123997  Collomia grandiflora George K. Helmkamp, E. A. Helmkamp 2001-7-6 6855 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  CDA15908  Collomia tinctoria B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  CHSC58512  Comarum palustre Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5035 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). On the margin of the lake. 1926 Comment
  CAS-BOT-BC157362  Comarum palustre Malcom A. Nobs; S. Galen Smith 1949-8-19 1423 Plumas About 2 miles south of Greenville, Indian Valley Comment
  UC1123584  Convolvulus arvensis C. W. Hanks 1934-8-13 46 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  JEPS64323  Corallorhiza maculata W. I. Follett 1933-7-18 6 Plumas 1/4 mi w Deadwood Summit (upper end of ravine); Deadwood Ravine 1341 Comment
  RSA101417  Corallorhiza maculata R. Weatherby 1955-6-16 1532 Plumas Near Mountain House, above Meadow Valley Mill 1372 Comment
  RSA381969  Corallorhiza maculata Robert Gustafson 1984-5-15 2946 Plumas Butterfly Botanical area, ca. 7 miles northwest of Quincy, west of Highway 89 1037 Comment
  UC1075743  Corallorhiza maculata Robert J. Weatherby 1955-7-4 1594 Plumas across creek 1/2 mi below Deane Valley (near Meadow Valley); Rock Creek 1341 Comment
  UCD138909  Corallorhiza maculata Jon Balderston 1980-5-19 10 Plumas east end of Snake Lake, west of Quincy. Comment
  UC143604  Corallorhiza striata Mrs. R. M. Austin May 1878 Plumas e Prattville Comment
  HSC102786  Cordylanthus tenuis subsp. tenuis L. Ahart, John Dittes 2009-7-15 16089 Plumas About 2.8 air miles SE of Butt Valley Reservoir Dam, NE of Forest Service Rd. 26N67, south side of FS Road 26N671 1703 Comment
  JEPS87884  Cordylanthus tenuis subsp. viscidus Lowell Ahart 1994-7-28 7529 Plumas sw of Bucks Lake (ne of Frenchman Hill) 1706 Comment
  RSA563256  Cornus nuttallii Walter Knight, Irja Knight, John Thomas Howell, B. K. Knight 1966-7-26 1569 Plumas Fern Glen. 1113 Comment
  UC1122792  Cornus nuttallii C. G. Albertus 1935-8-7 252 Plumas 3 1/4 mi. s.e. English Bar; Plumas Nat'l Forest, Downieville Quad. Comment
  UC338280  Cornus nuttallii J. G. Lemmon 1889-5-30 Plumas Thompson's ranch near Quincy Comment
  UCD117305  Cornus sericea June McCaskill 1954-5-31 327 Plumas State Highway 89, 2.6 miles north of Greenville. Comment
  CHSC21556  Cornus sericea subsp. sericea D. E. Brink Jr.; L. M. Mayer 1975-7-2 Plumas Bucks Lake Floristic Survey. Comment
  JEPS122316  Cornus sericea subsp. sericea Lowell Ahart 2014-8-31 19817 Plumas On the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, west side of Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  SBBG119900  Cornus sericea subsp. sericea L. Ahart 2003-8-13 10505 Plumas S of where Hopkins Crk forks, ca. 1/8 mi S of Turkey Town, ca. 1 mi (air) SW of Blue Nose Mtn, ca. 10.5 mi (air) NE of La Porte 1524 Comment
  UC1122816  Cornus sericea subsp. sericea D. Axelrod 1934-6-12 44 Plumas 1 mi. n.e. La Porte; Plumas Nat'l Forest, Downieville Quad. Comment
  POM180961  Cornus stolonifera A. A. Heller, P. R. Kennedy, A. H. Heller 1907-7-13 8829 Plumas Taylorville. Comment
  SEINET5339233  Corydalis caseana M. J. Williams 1966-7-11 s.n. Plumas Jamison Creek above Johnsville. 1829 Comment
  CHSC21308  Corydalis caseana subsp. caseana F. T. Griggs; A. Pass 1975-7-8 107 Plumas Buck's Lake. Comment
  CHSC81112  Crassula aquatica Lowell Ahart 2001-8-28 9213 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CAS-BOT-BC141571  Crataegus castlegarensis John Thomas Howell 1980-5-27 53605 Plumas Near Crescent Mills in southwestern end of Indian Valley - Sierra Nevada 1066 Comment
  SD8926  Crepis R. M. Austin 1882-7-24 Plumas Big Meadows Comment
  CAS-BOT-BC290452  Crepis acuminata Anna Head 1921-7-20 s.n. Plumas Above Round Lake. Feather River Region 1920 Comment
  POM17470  Crepis intermedia Mary E. P. Ames 1891-06 s.n. Plumas Taylorsville, Indian Valley; American River Hills, near Auburn Comment
  UC581245  Crepis modocensis G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2151 Plumas Beckwith Peak; e slope 1670 Comment
  CAS-BOT-BC291579  Crepis modocensis subsp. modocensis Alice Eastwood 1918-5-25 7040 Plumas Portola Comment
  CHSC117006  Crepis occidentalis subsp. occidentalis Lowell Ahart 2016-6-29 21066 Plumas Top and northwest 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
  CDA13557  Crepis pleurocarpa G. F. Hrusa, T. D. Wilfred 1996-7-22 13384 Plumas Sierra Nevada; Plumas NF. Above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  JEPS118621  Crepis pleurocarpa B. Castro, L. P. Janeway 2001-7-22 1351 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. In rocky open areas up from road (the western extension of USFS Rd 23N69). Haskins Valley 7.5' quad. Comment
  RSA286276  Crepis pleurocarpa R. F. Thorne 1974-7-30 44998 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  UCD150229  Crepis pleurocarpa G. Ledyard Stebbins 1986-6-29 C 615 Plumas Approximately 5 miles north of the town of Meadow Valley. Along Forest Service road no. 25 N-17, above Bean Creek. (Exact location unknown. Coordinates estimated by label maker). 1420 Comment
  POM230912  Crepis pleurocarpa G. Ledyard Stebbins, J. A. Jenkins 1937-7-6 2210 Plumas East end of Almanor Lake 1372 Comment
  JEPS113927  Crypsis alopecuroides W. and N. Harnach 2000-8-2 965 Plumas Sierra Valley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23. South of Beckwourth, CA (Sierra Valley Farms) Comment
  CHSC34334  Crypsis vaginiflora L. Ahart 1981-9-6 3100 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the hct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CHSC43471  Cryptantha affinis Lowell Ahart 1977-7-9 1448 Plumas 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
  CHSC87632  Cryptantha affinis Lowell Ahart; Josephine Guardino 2004-5-24 10942 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1204 Comment
  UCD119040  Cryptantha affinis John Thomas Howell 1960-7-17 35487 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CHSC53191  Cryptantha simulans L. P. Janeway 1989-6-29 3420 Plumas Plumas National Forest. Just above rd 24N44Y, 0.3 mi E of Beckwourth-Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  RSA95526  Cryptantha simulans J. T. Howell 1951-6-27 27572 Plumas Johnsville; Sierra Nevada 1585 Comment
  CDA32015  Cryptantha torreyana L. Ahart, J. Dittes, J. Guardino 2009-7-29 16223 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  CHSC35070  Cryptantha torreyana R. A. Schlising 1981-8-2 4179 Plumas Just N of Butte County line, in basin draining into Scotts John Creek. 2011 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
  RSA754547  Cryptantha torreyana L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16223 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  SEINET12565110  Cryptantha torreyana W. Harnach, N. Harnach 1990-6-19 401 Plumas Sierra Valley. N of Beckwourth, Genessee Road. 1615 Comment
  UCD120098  Cryptantha torreyana John Thomas Howell 1960-7-18 35545 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  SD211566  Cryptantha torreyana Barbara Ertter 1988-7-25 7846 Plumas Diamond Mountains circa 12 airmiles South-Southwest of Susanville, Snoring Springs 1/2 mile North of Diamond Mount-Greenville-Red Rock junction. 1981 Comment
  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
  RSA52883  Cryptogramma acrostichoides R. Weatherby 1950-8-11 1506 Plumas Trail to Silver lake, Lakes Basin Area 1982 Comment
  POM313439  Cupressus bakeri C. R. Quick, F. Wilcox 1962-10-1 62 -1 Plumas 1.5 miles W of Wheeler Peak., an extension of known range 1997 Comment
  CAS-BOT-BC224381  Cuscuta John Thomas Howell 1962-6-18 s.n. Plumas Northwest part of Sierra Valley 1487 Comment
  SEINET10546824  Cuscuta Mary Susan Taylor 1982-8-4 Taylor 4922 A Plumas T25N R10E nw/sw sec 22. Greenville SE quad. Along spur rd off Mt Hough Rd (403), ca. 200 ft. e of Tollhouse Creek, ca. 2 mi nw of Taylor Rock, ca. 6 mi ne of Quincy. 5800 ft. 1768 Comment
  CAS-BOT-BC224545  Cuscuta californica John Thomas Howell 1960-7-18 35606 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC46487  Cuscuta californica Lowell Ahart 1981-7-21 2971 Plumas Along Cleghorn Bar Road, about 1-1/2 miles west of La Porte Quincy Road, about 2 miles north-west of Pilot Peak. 1767 Comment
  CHSC99804  Cuscuta californica var. breviflora Lowell Ahart 2008-8-13 15190 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Glass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1598 Comment
  CHSC54865  Cuscuta californica var. californica Vernon H. Oswald 1991-9-11 4864 Plumas Hot springs terrace on the south side of the meadow at Drakesbad; on the south side of Hot Springs Creek. 1731 Comment
  RSA754542  Cuscuta californica var. papillosa L. Ahart, John Dittes 2009-7-27 16194 Plumas Above the high road bank, on the E side of Forest Service Road 26N23, saddle between Ohio Valley and Clear Creek, 2 air miles NE of Butt Valley Reservoir Dam. 1509 Comment
  SEINET10496610  Cuscuta campestris Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4971 Plumas T22N R11E nw/nw sec 34. Sierra City NW qud. Along n side of Jamison Creek Rd (507), on cliffs, ca. 1 mi w of Plumas -Eureka State Park, ca. 3 mi sw of Johnsville. 5900 ft. 1798 Comment
  CHSC94728  Cuscuta subinclusa Lowell Ahart 2006-11-21 13342 Plumas On the south side of Bucks Lake Road, south of the spring at Bucks Summit, about 3 miles northeast of Bucks Lake. 1516 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
  JEPS96086  Cuscuta suksdorfii Vernon H. Oswald and Lowell Ahart 1996-8-14 8151 Plumas NE of La Porte on the La Porte - Quincy Road 301. mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River; northern High Sierra Nevada 1920 Comment
  CAS-BOT-BC205710  Cusickiella douglasii James R. Shevock 1985-5-19 11166 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01 at Dixie Valley, 11.6 miles northwest of Frenchman Reservoir 1900 Comment
  UC584302  Cusickiella douglasii G. L. Stebbins Jr., J. A. Jenkins 1937-5-22 2145 Plumas e side Beckwith Peak Beckwith Peak; Sierra Valley, e side Beckwith Peak 1676 Comment
  POM297939  Cycladenia humilis J. G. Lemmon s.n. Plumas Peaks of Plumas Co. Comment
  CHSC21125  Cycladenia humilis var. humilis F. T. Griggs; A. Pass 1975-7-2 26 Plumas Bucks Lake. East of road. Comment
  SD7704  Cycladenia humilis var. humilis R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC106281  Cymopterus terebinthinus var. californicus L. P. Janeway 2011-7-3 10081 Plumas Northern High Sierra Nevada. Top of ridge between Pigtail Ravine and Hunters Ravine, +/- overlooking Middle Fork Feather River from the north. Open ground in mixed conifer forest. 1642 Comment
  CDA14027  Cynoglossum occidentale G. F. Hrusa, B. A. Smith 1996-8-8 13475 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
  CAS-BOT-BC190356  Cynosurus echinatus John Thomas Howell 1967-6-22 42656 Plumas Sierra Nevada. Canyon of the Feather River North Fork. Near mouth of Chambers Creek. 609 Comment
  CAS-BOT-BC114546  Cyperus eragrostis John Thomas Howell 1959-9-21 34795 Plumas Virgilia. 841 Comment
  SEINET3164823  Cyperus inflexus E. K. Balls 1950-9-14 15814 Plumas 6 miles northwest of Chester, North Fork Feather River 1402 Comment
  CHSC97606  Cyperus squarrosus Lowell Ahart; John Dittes 2007-6-16 14124 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC111724  Cypripedium californicum Lowell Ahart 2012-7-1 18254 Plumas Along the creek, on both sides of the small stream ... Field redacted by CHSC, contact the data manager for more information 850 Comment
  JEPS119731  Cypripedium californicum Lowell Ahart 2012-7-1 18254 Plumas About 250 yards northwest of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  RSA508632  Cypripedium montanum Mrs. R. M. Austin 1874-06 s.n. Plumas Fern Dell Comment
  CHSC46168  Cystopteris fragilis Lowell Ahart 1973-5-31 250 Plumas Near the Little North Fork of the Feather River. 1066 Comment
  CHSC84935  Cystopteris fragilis Lowell Ahart 2003-10-17 10643 Plumas Cliffs northeast of Humboldt Peak, about 3/4 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2103 Comment
  JEPS118098  Cystopteris fragilis Lowell Ahart 2011-9-20 17691 Plumas On the south side of Onion Valley Creek, on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2001 Comment
  CAS-BOT-BC70666  Cystopteris fragilis Anna Head 1921-7-23 s.n. Plumas Gray Eagle Trail, Feather River region Comment
  CDA20147  Dactylis glomerata B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of Cascade. 1207 Comment
  UC115526  Damasonium californicum Mrs. R. M. Austin June 1879 301 Plumas Big Meadows 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
  UC174593  Danthonia unispicata A. A. Heller and P. B. Kennedy 1907-7-3 8705 Plumas hills above Red Clover Valley Comment
  OBI9794  Darlingtonia californica Lewis S. Rose 1966-7-27 66058 Plumas Butterfly Valley; 3 mi W of Keddie 1067 Comment
  RSA0089045  Darlingtonia californica Bonnie C. Templeton 1968-1 11246 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  RSA498153  Darlingtonia californica R. M. Austin s.n. Plumas [No location information provided.] Comment
  RSA599868  Darlingtonia californica Louis C. Wheeler 1959-7-16 7574 Plumas Butterfly Valley. Comment
  CAS-BOT-BC179652  Delphinium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54392 Plumas 0.3 miles southwest of Bucks Summit on road to Bucks Lake 1645 Comment
  UC9155  Delphinium andersonii Mrs. C. C. Bruce June 1898 2239 Plumas Dye place Comment
  RSA101464  Delphinium depauperatum R. Weatherby 1955-7-2 1574 Plumas Creek below Bear Ridge. 1982 Comment
  CAS-BOT-BC9859  Delphinium nudicaule Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1940 Plumas Mouth of Butterfly Creek. Butterfly Botanical Area 883 Comment
  CAS-BOT-BC116113  Delphinium nuttallianum Alice Eastwood 1918-5-25 6994 Plumas Portola Comment
  CHSC45506  Delphinium nuttallianum Lowell Ahart 1975-7-20 906 Plumas Seep, about 1 mile north of the Bunker Hill Mine, about 11 miles north-east of La Porte. 1828 Comment
  CHSC60555  Delphinium nuttallianum L. P. Janeway 1992-5-14 4178 Plumas Plumas National Forest. Dotta Canyon; southwest side of Dotta Neck, 3.4 mi southeast from Beckwourth-Genesee Road. Meadow. 1716 Comment
  UC1126053  Delphinium nuttallianum A. Lewis 1934-6-12 474 Plumas 4 1/2 mi sw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle, Moorevile Ri Comment
  CAS-BOT-BC116125  Delphinium nuttallianum Gladys L. Smith 1976-6-7 4596 Plumas Large open meadowlike slope, central area of summit ridge, road from route 70 to La Porte. 1950 Comment
  CAS-BOT-BC116129  Delphinium nuttallianum Arthur L. Menzies 1965-1-1 s.n. Plumas Sierra Valley 1524 Comment
  RSA11966  Dendromecon rigida Elmer I. Applegate 1929-6-21 5783 Plumas Between Kelly's Camp and Drakesbad, Warner Valley, Mt. Lassen region. Comment
  CAS-BOT-BC192437  Deschampsia cespitosa subsp. cespitosa A. A. Heller; P. B. Kennedy 1907-7-9 8790 Plumas Prattville Comment
  CHSC52968  Deschampsia cespitosa subsp. cespitosa L. P. Janeway 1989-6-30 3437 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; enar the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 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
  CAS-BOT-BC198152  Deschampsia danthonioides John Thomas Howell 1962-6-18 37748 Plumas Sierra Valley near Beckwourth - Sierra Nevada 1487 Comment
  CDA31658  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas W side of Lake Almanor 0 Comment
  JEPS114928  Deschampsia elongata Lowell Ahart 2008-7-16 15093 Plumas Northwest edge of a small meadow (swamp) about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  SACT000933  Deschampsia elongata Michael Baad 1976-8-7 Plumas From 1 mile west of trailhead to Bear Lake to railhead along road to Rubicon Springs from Lake Tahoe. Red fir, lodge pole pine, western white pine. 2011.0 Comment
  CDA15911  Descurainia incisa subsp. incisa B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; above upper Bull Run Creek off USFS 23N12E. Comment
  CAS-BOT-BC43507  Descurainia sophia David D. Keck 1932-7-3 1664 Plumas Quincy, within a few meters of main street. 1065 Comment
  JEPS113668  Dianthus armeria subsp. armeria Lowell Ahart, Josephine Guardino 2007-7-20 14309 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
  UC302256  Dicentra formosa Marcus E. Jones, A. M. 1897-7-6 Plumas 13 mi w Prattville 1371 Comment
  UC1133989  Dichelostemma multiflorum G. T. Nordstrom 1934-7-3 178 Plumas 0.75 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  CAS-BOT-BC502662  Dichelostemma multiflorum John Thomas Howell; Gordon H. True 1967-7-11 43298 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CAS-BOT-BC292275  Dieteria canescens Clare B. Hardham 1975-8-2 20488 Plumas Black Mt. 2133 Comment
  CHSC97063  Dieteria canescens var. canescens Lowell Ahart; Josephine Guardino 2007-7-21 14379 Plumas Around pine trees, about 100 yards northeast of the bridge, about 80 yards east of the intersection, on the north side of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1793 Comment
  UC774939  Dieteria canescens var. shastensis Carl B. Wolf 1937-9-5 9291 Plumas Lake Almanor to Westwood (at Lassen Co. Line, Prop. No. 3053); Northern Sierra Nevada, Lake Almanor to Westwood at Lassen C 1463 Comment
  SD134634  Diplacus grandiflorus David M. Thompson 1992-6-9 1120 Plumas Just NE of bridge over North Fork of Feather River, 2.0 mi NE of Elephant Butte Tunnel along Hwy 70 518 Comment
  CHSC114336  Diplacus layneae G. D. Barbe 1981-6-26 3374 Plumas Walker Plains, basalt formation along the Plumas-Butte county line. 15 Comment
  CAS-BOT-BC151854  Diplacus mephiticus David D. Keck 1932-7-6 1714 Plumas Eight miles north of Greenville on road to Prattville - Sierra Nevada 1463 Comment
  CAS-BOT-BC151856  Diplacus mephiticus Alice Eastwood 1927-6-27 14887 Plumas In woods on road from Chilcoot Comment
  CHSC53707  Diplacus mephiticus L. P. Janeway 1989-7-13 3486 Plumas Forest along SW side of Red Clover Valley; ca 1/4 mi SW of Beckwourth-Genesee Rd (rd III) 11.3 mi from Beckwourth. Plumas National Forest. 1699 Comment
  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
  CAS-BOT-BC153934  Diplacus pulchellus Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy Grade Comment
  CAS-BOT-BC153949  Diplacus pygmaeus John Thomas Howell; H. Keith Wagnon 1980-5-27 53606 Plumas 1 mile west of Almanor 1386 Comment
  CHSC73824  Diplacus torreyi B. Castro 1997-6-9 732 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22 N50X which climbs the peak. 1694 Comment
  CAS-BOT-BC151258  Diplacus torreyi Robert J. Weatherby 1955-7-21 1647 Plumas Bottle Springs, near Middle Fork Feather River 1615 Comment
  CAS-BOT-BC136102  Dodecatheon alpinum Anna Head 1920-7-13 s.n. Plumas Gray Eagle Creek, Lake Center Camp - Feather River Region 1920 Comment
  JEPS125925  Downingia bacigalupii D. W. Taylor 2001-6-20 17800 Plumas Ridge dividing Middle Creek from Indian Creek, about 2.5 air miles SSW of Antelope Lake dam. Comment
  UC711959  Downingia bacigalupii Roxana S. Ferris and Laura Lorraine 1941-8-9 10437 Plumas about 2.5 mi from Lake Almanor Public Camp (State Highway 89, on road to Chester) Comment
  CAS-BOT-BC41395  Draba verna John Thomas Howell 1963-6-4 39402 Plumas Sierra Valley south of Beckwourth. 1463 Comment
  SEINET10448466  Draba verna Mary Susan Taylor 1981-5-10 Taylor 3680 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  RSA0053185  Drosera longifolia Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1372 Comment
  CHSC20977  Drosera rotundifolia F. T. Griggs; A. Pass 1975-7-23 252 Plumas N shore Lower Buck's Lake. ... Field redacted by CHSC, contact the data manager for more information Comment
  UC1485469  Drosera rotundifolia M. S. Taylor 1981-6-15 3906 Plumas n side of Bucks Lake Rd. 0.2 mi n Bucks Summit (ca 4 air mi sw of Meadow Valley); Bucks Lake quad. 1645 Comment
  RSA0011662  Drosera rotundifolia R. Weatherby 1950-7-21 1482 Plumas Butterfly Lake, Quincy district. 1220 Comment
  RSA0011664  Drosera rotundifolia R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth, K. Thorne 1972-9-20 42349 Plumas Butterfly Valley Botanic Area: Partly in Plumas Nat'l Forest; near Darlingtonia Bog. 1174 Comment
  CAS-BOT-BC159583  Drymocallis glandulosa var. glandulosa John Thomas Howell 1961-6-21 36628 Plumas Greenville - Sierra Nevada 1097 Comment
  SEINET6689722  Drymocallis glandulosa var. glandulosa L. R. Miller 1934-5-25 s.n. Plumas 15 miles west of Portola. Comment
  OBI2928  Drymocallis lactea var. austiniae Lewis S. Rose 1968-6-11 68098 Plumas Confluence of Butterfly crk and Spanish Crk, near Keddie 975 Comment
  CAS-BOT-BC159305  Drymocallis lactea var. lactea Wayne Dakan 1975-7-20 s.n. Plumas Round Lake (ca. 1 mi. nw. of Gold Lake) - Sierra Nevada 2046 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
  CAS-BOT-BC113789  Dulichium arundinaceum E. K. Balls 1950-9-9 15742 Plumas West of Lakes Center Public Campground, S end of small lake. 2042 Comment
  SEINET7583310 Image available Dulichium arundinaceum Robert F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42313 Plumas Plumas National Forest, Snake Lake c 4 miles NW of Quincy. 1219 Comment
  CHSC40873  Dysphania ambrosioides K. R. Stern 1985-6-25 8220 Plumas Vicinity of Blairsden, e margin of highway 70. 1402 Comment
  SEINET10904442  Elatine Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5176 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  JEPS102513  Elatine chilensis Lowell Ahart 2001-9-18 9288 Plumas Near Freeman Creek, on the strand of Lake Davis. 1758 Comment
  SEINET5318845  Elatine rubella W. Harnach, N. Harnach 2000-8-2 970 Plumas Sierra Valley, 1.5 miles south of Hwy 70 on A-23, .25 miles east of A-23, south of Beckwourth (Sierra Valley Farms) 1487 Comment
  UC1133528  Eleocharis acicularis H. S. Yates 1936-8-12 6088 Plumas Lake Almanor Prattville Quadrangle Comment
  CAS-BOT-BC113433  Eleocharis bella A. A. Heller; P. B. Kennedy 1907-7-3 8693 Plumas Red Clover Valley Comment
  CAS-BOT-BC113384  Eleocharis engelmannii Thomas H. Kearney 1944-8-14 17 Plumas Near Prattville, Lake Almanor Comment
  JEPS102596  Eleocharis engelmannii Lowell Ahart 2001-10-16 9376 Plumas On the north side of a bank and a small stream, on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  CHSC78189  Eleocharis macrostachya Lowell Ahart 2000-5-21 8382 Plumas About 30 feet north of the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1005 Comment
  CHSC78738  Eleocharis macrostachya Jim Battagin 2000-7-5 Plumas Wolf Creek above Greenville Campground. 1112 Comment
  CAS-BOT-BC112915  Eleocharis macrostachya Lloyd W. Swift 1934-7-7 94 Plumas Granite Spring 1950 Comment
  CAS-BOT-BC112053  Eleocharis quinqueflora John Thomas Howell 1960-7-19 35662 Plumas Drakesbad, moist soil near hot springs. 1828 Comment
  CHSC78745  Eleocharis quinqueflora Jim Battagin 2000-6-17 Plumas Butterfly Valley Botanical Area. Between Pond and Sweetwater Meadow. 1164 Comment
  CHSC54498  Eleocharis suksdorfiana Vernon H. Oswald; Lowell Ahart 1991-7-30 4793 Plumas Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. 1310 Comment
  CAS-BOT-BC112045  Eleocharis torticulmis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1672 Plumas In Sweetwater Meadow. 1127 Comment
  RSA550619  Elodea nuttallii G. Sommers 1976-6-29 135 Plumas Sierra Valley Marsh, from channel crossed by metal bridge on Dyson Lane. 1524 Comment
  UCD62814  Elymus X hansenii K. A. Wagnon 1967-7-11 s.n. Plumas Plumas National Forest. Comment
  CAS-BOT-BC227602  Elymus elymoides Alice Eastwood 1927-6-17 s.n. Plumas Long Valley Comment
  CAS-BOT-BC227723  Elymus elymoides John Thomas Howell 1955-7-19 30780 A Plumas Beckwourth 1493 Comment
  CAS-BOT-BC206524  Elymus glaucus subsp. glaucus Javier Penalosa 1962-6-19 2492 Plumas Hwy. 40-89, +- 6.2 mi. SE of Quincy 1097 Comment
  CHSC115893  Elymus glaucus subsp. glaucus L. P. Janeway 2015-7-29 11812 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  CHSC89306  Elymus trachycaulus G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16328 Plumas Northern Sierra Nevada. Willow Creek Rd., 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. On roadside. 1554 Comment
  CAS-BOT-BC204249  Elymus trachycaulus subsp. subsecundus John Thomas Howell 1960-7-18 35607 Plumas Lassen Volcanic National Park. Drakesbad 1828 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
  CAS-BOT-BC204402  Elymus trachycaulus subsp. trachycaulus W. Harnach; N. Harnach 1991-6-29 594 Plumas Sierra Valley. 4 miles north of Loyalton, CA on Co. rd. A-24 (6 mile rd.) 1490 Comment
  CHSC66655  Elymus trachycaulus subsp. trachycaulus Vernon H. Oswald; Lowell Ahart 1996-7-15 8038 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from the road. On the edge of the road crossing the meadow. 1371 Comment
  RSA768848  Elytrigia intermedia subsp. intermedia L. Ahart 2008-9-10 15370 Plumas North side of East Branch Creek, south side of Quincy La Porte Road, about 1.75 air miles south of Little Grass Valley Reservoir, about one mine northeast of La Porte. 1594 Comment
  UCD96754  Enemion stipitatum W. I. Follett; Evelyn B. Follett 1952-5-30 s.n. Plumas Rich Gulch. 1173 Comment
  NY70833  Ephedra viridis E. B. Babcock 1936-6-7 1735 Plumas North of Chilcoot 1767.8 Comment
  CAS-BOT-BC165929  Epilobium Greg Sommers 1976-7-20 171 Plumas Roadcut, Marble Lane. Marble Hot Springs Area, Sierra Valley Marsh 1487 Comment
  CAS-BOT-BC165925  Epilobium John Thomas Howell; H. Keith Wagnon 1980-5-28 53711 Plumas North Fork Feather River Canyon 4 miles northeast of Pulga Bridge Comment
  CHSC110616  Epilobium brachycarpum B. Castro; G. Kuenster 2006-8-4 1590 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, a 100 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  CHSC113874  Epilobium brachycarpum Lowell Ahart 2014-8-26 19784 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  UC172829  Epilobium brachycarpum A. A. Heller 1913-6-13 10844 Plumas near Marston Station 1066 Comment
  OBI48981  Epilobium canum Lewis S. Rose 1932-9-5 32615 Plumas Jamison Lake 1890 Comment
  CHSC43406  Epilobium canum subsp. latifolium Lowell Ahart 1979-8-4 2009 Plumas About 1 mile west of Pilot Peak, about 12 miles north-east of La Porte. 1828 Comment
  CHSC88633  Epilobium canum subsp. latifolium Linnea Hanson 1981-8-9 167 Plumas Plumas National Forest. 1828 Comment
  UCD105466  Epilobium canum subsp. latifolium R. Carter 1966-7-10 475 Plumas 2 miles N of Bucks summit along W side of Oroville-Quincy Road. 1615 Comment
  POM271498A  Epilobium ciliatum subsp. ciliatum Lyman Benson 1932-7-29 3984 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  RSA0105544  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-8-24 19756 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  POM249871  Epilobium ciliatum subsp. ciliatum Joseph A. Ewan 1934-8-8 8594 Plumas Deutsus (Blairsden), Middle Fork Feather River, Mohawk Valley 1616 Comment
  CDA13561  Epilobium ciliatum subsp. glandulosum G. F. Hrusa, T. D. Wilfred 1996-7-22 13389 Plumas Sierra Nevada; Plumas Natl. Forest. Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC81803  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2001-10-16 9371 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  JEPS87890  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1994-7-28 7535 Plumas ne of Frenchman Hill (sw of Bucks Lake) 1706 Comment
  POM262915  Epilobium ciliatum subsp. glandulosum Herbert McLean Evans 1922-07 s.n. Plumas Willow Lake. Mt. Lassen National Park. Comment
  JEPS124094  Epilobium densiflorum Lowell Ahart 2015-6-7 20221 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  JEPS38224  Epilobium densiflorum W. L. Jepson 1939-8-12 19395 Plumas branch of Last Chance Creek Ferris Creek 1767 Comment
  UC1122533  Epilobium glaberrimum subsp. glaberrimum Beryl O. Schreiber 1938-7-10 2533 Plumas near Meadow Valley; Plumas National Forest, Bidwell Bar Quadrangle, Grubstake Fl Comment
  CHSC56860  Epilobium hallianum L. P. Janeway 1991-8-3 4116 Plumas Plumas National Forest. Northeasterly drainage into Freeman Creek, below 'Five Points' and 2 mi west of Smith Peak. Meadow edge. 1981 Comment
  POM46380B  Epilobium hallianum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  UC1122530  Epilobium hallianum E. Sawyer 1935-7-9 282 Plumas 2 mi s Chases (Plot 211); Plumas National Forest, Downieville Quadrangle Comment
  JEPS43875  Epilobium hallianum Esther C. Fritz 1933-7-15 Plumas meadow w Lookout; Spanish Peak 2133 Comment
  RSA123116  Epilobium hallianum E. Sawyer 1935-6-22 182 Plumas 1.6 miles ENE of Grizzly Peak 1768 Comment
  CHSC81035  Epilobium leptophyllum Vernon H. Oswald; B. Corbin, K. Earll, G. Schoolcraft 2001-7-28 10052 Plumas Willow Lake located west of Kelly Mountain just south of Lassen Volcanic National Park. 1627 Comment
  SEINET12859606  Epilobium pygmaeum M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 69 -1 Plumas N. end of Frenchman's Reservoir 1768 Comment
  SEINET12859746  Epilobium pygmaeum W. Harnach, N. Harnach 2000-8-2 962 Plumas 1.5 miles south of Hwy 70 on A-23, .25 miles east of A-23. South of Beckwourth Sierra Valley Farms 1488 Comment
  SBBG47394  Equisetum X ferrissii J. T. Howell, G. H. True 1967-7-9 43250 Plumas N Fk of Feather River, 3 mi SW of Caribou 853 Comment
  CAS-BOT-BC57005  Equisetum arvense John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2171 Plumas Mouth of Butterfly Creek 883 Comment
  RSA59233  Equisetum arvense E. K. Balls 1950-8-31 15532 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  SEINET10899883  Equisetum arvense Mary Susan Taylor 1982-5-13 Taylor 4439 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  JEPS125821  Eragrostis pectinacea var. pectinacea William Harnach 2015-7-20 1431 Plumas Just South of the intersection of Co. Rd. A-24 and Marble Lane. Comment
  SEINET10973069  Eremocarpus setiger Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4174 Plumas T26N R9E sw 1/4 nw 1/4 10. Greenville NW quad. S end of Greenville, W side of Hwy 89, dry gravelly roadside. 3800 ft. 1158 Comment
  SEINET8361345  Eremogone cliftonii A. A. Heller 1915-7-7 12071 Plumas near the summit of Soapstone ridge in the Sierra Nevada; 12 miles west of Bucks. 1676 Comment
  CAS-BOT-BC174299  Eremogone congesta var. suffrutescens H. M. Hall; E. B. Babcock 1903-7-1 4447 Plumas Red Clover Creek 1524 Comment
  CAS-BOT-BC174295  Eremogone congesta var. suffrutescens Anna Head 1920-7-20 s.n. Plumas Trail and peak above Round Lake above Lake Center Camp, Feather River Region 2133 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
  SEINET10546847  Eriastrum Mary Susan Taylor 1981-7-6 Taylor 3983 Plumas T25N R15E s half se sec 31. Dixie Mt quad. Open bare site, N side of Ross Canyon Rd (25N31), 0.7 mi E of its jct with Dixie Valley Rd, ca. 16 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  SEINET14611520  Eriastrum sparsiflorum W. Harnach, N. Harnach 2002-8-8 1119 Plumas Sierra Valley, Beckwourth Pass, on N side of Hwy 70, ca 1.5 miles E of Chilcoot. 1591 Comment
  CHSC112516  Ericameria bloomeri L. P. Janeway 2014-7-16 11556 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CHSC36879  Ericameria bloomeri M. S. Taylor 1982-9-13 5129 Plumas Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  CHSC52726  Ericameria bloomeri L. P. Janeway 1990-8-29 3838 Plumas Plumas National Forest. Southern flank of Mt Ingalls ca 1/4 mi from the top. 2407 Comment
  CHSC62427  Ericameria bloomeri L. P. Janeway 1993-9-28 4603 Plumas Plumas National Forest. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River. 1499 Comment
  CHSC97315  Ericameria bloomeri Lowell Ahart; John Dittes 2007-8-9 14432 Plumas Along the west side of the poor road, south slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  RSA201321  Ericameria bloomeri J. T. Howell 1960-8-20 36282 Plumas Kelly Camp, near Drakesbad. 1616 Comment
  UC1557873  Ericameria bloomeri J. Semple, S. Heard 1986-8-13 8414 Plumas between La Porte and Quincy (Little Grassy Lake Rd., near Little Grassy Valley Rec. Area) Comment
  SEINET3146271  Ericameria nauseosa var. bernardina E. K. Balls 1950-9-14 15819 Plumas 6 mi. northwest of Chester, North Fork Feather Riv. 1402 Comment
  CHSC40563  Ericameria nauseosa var. speciosa Lowell Ahart; Jim Jokerst 1985-10-4 5192 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. 1828 Comment
  JEPS118400  Ericameria nauseosa var. speciosa Lowell Ahart 2011-9-17 17676 Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam 1687 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
  UC1119756  Ericameria nauseosa var. speciosa C. G. Albertus 1935-8-29 278 Plumas 2 mi e of Grizzly Peak; Plumas National Forest, Sierraville Quadrangle 1767 Comment
  UC1119837  Ericameria nauseosa var. speciosa C. G. Albertus 1935-10-11 293 Plumas 2 9/10 mi ne of Loyalton; Sierraville Quad. 1524 Comment
  UCD109563  Ericameria nauseosa var. speciosa Chuck Hughes 2011-11-3 301 Plumas About 0.5 mile west of Beckwourth Genesee Road. 1781 Comment
  CAS-BOT-BC293020  Ericameria parryi var. nevadensis Clare B. Hardham 1975-8-2 20479 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC293028  Ericameria parryi var. nevadensis John Thomas Howell 1961-9-23 36878 Plumas Cooks Creek road near Englemine [Engel Mine] 1082 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
  JEPS75283  Ericameria parryi var. nevadensis John Thomas Howell 1961-9-25 36964 Plumas Portola Sierra Nevada 1478 Comment
  UC203263  Ericameria parryi var. nevadensis I. M. Johnston 1919-9-2 2181 Plumas Portola Comment
  CAS-BOT-BC532604  Erigeron G. Ledyard Stebbins 1986-6-29 C 604 Plumas Aprox. 5 mi N of the town of Meadow Valley, along Forest Service Rd no 25N17, above Bean Creek [exact location unknown] 1420 Comment
  CAS-BOT-BC293516  Erigeron annuus David D. Keck 1932-7-3 1691 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  JEPS95328  Erigeron barbellulatus Lowell Ahart 1994-7-7 7457 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  CHSC34914  Erigeron bloomeri M. S. Taylor 1981-6-10 3892 Plumas McReynolds Valley, e side. On both sides of 25N78, 1.1 mi s of its jct with 28N01 in Squaw Valley, ca. 14 air mi nw of Beckwourth. 1676 Comment
  CHSC72431  Erigeron bloomeri var. bloomeri L. P. Janeway 1998-6-24 5673 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  CAS-BOT-BC294962  Erigeron compositus John Thomas Howell; Gordon H. True 1973-7-31 50078 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  CAS-BOT-BC297149  Erigeron concinnus var. concinnus Alice Eastwood 1927-6-27 14874 Plumas Near Chilcoot Comment
  POM186540  Erigeron divergens D. D. Keck 1932-7-3 1623 Plumas North of Spanish Creek. Quincy, northern Sierra Nevada 1067 Comment
  CAS-BOT-BC300401  Erigeron eatonii var. plantagineus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54347 Plumas 4.8 miles northwest of Antelope Reservoir 1661 Comment
  CAS-BOT-BC300407  Erigeron eatonii var. plantagineus L. P. Janeway 1992-5-22 4199 Plumas Plumas National Forest, Beckwourth Ranger District. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola 1485 Comment
  SBBG133127  Erigeron eatonii var. plantagineus B. C. Templeton 1968-1 11278 Plumas unknown Comment
  SEINET8667239 Image available Erigeron eatonii var. plantagineus J. T. Howell 1962-6-18 s.n. Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC300841  Erigeron glacialis var. glacialis Anna Head 1921-7-25 s.n. Plumas At head of Long Lake, Feather River Region 2042 Comment
  CHSC102663  Erigeron inornatus var. inornatus Lowell Ahart; John Dittes 2009-8-28 16356 Plumas On dry bare 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
  CHSC101498  Erigeron lassenianus var. deficiens L. P. Janeway; Sarah Starkey, Dorothy Kieffer 2009-8-13 9923 Plumas Northern High Sierra Nevada. 0.8 mi south of Mt. Ararat, along its extended broad ridge line. 1759 Comment
  JEPS123964  Erigeron lassenianus var. deficiens Lowell Ahart 2015-7-4 20287 Plumas About 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  UC1731907  Erigeron lassenianus var. deficiens Glenn Clifton 1992-6-27 26859 Plumas Monitor Flat, Feather River Watershed Monitor Flat; , Feather River Watershed 1926 Comment
  CDA19248  Erigeron lassenianus var. lassenianus G. D. Barbe, T. C. Fuller 1982-6-17 3813 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC63955  Erigeron petrophilus var. sierrensis B. Castro; J. Jurewicz 1991-8-1 475 Plumas Along USFS Rd 22N29 down the narrow SW-trending ridge from Arkansas Ravine, and separating Bear Gulch on the W from Pigtail and Hunter's Ravines on the E. 1463 Comment
  UC1609236  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
  CHSC118800  Erigeron petrophilus var. sierrensis Noah Siegel 2015-7-29 2015 -004 Plumas On eastern Rush Creek Hill. Forest Service Road 27N76 near 26N22L (UTM 659415 E, 4437357 N, NAD 83 Zone 10N; Elevation 1675 m.) 1675 Comment
  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
  CDA19276  Erigeron pumilus var. intermedius G. D. Barbe, T. C. Fuller 1982-6-17 3862 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  RSA0049613  Erigeron pumilus var. intermedius Dean Wm. Taylor 2012-6-7 21234 Plumas Diamond Mountains; ridgetop 1 mile east of Diamond Peak 2225 Comment
  SJSU14479  Erigeron pumilus var. intermedius N. A. Hopkins 1990-8-31 1638 Plumas 11.2 miles NW of Beckwourth 1645 Comment
  UC170923  Erigeron strigosus var. septentrionalis H. M. Hall 1912-7-25 9372 Plumas Middle Fork Feather River Sierra Nevada Mountains 1280 Comment
  CHSC681  Eriodictyon californicum R. Carter 1964-5-16 92 Plumas Feather R. Canyon, 100 yds. N or RR trestle along dirt road along Rock Cr. 670 Comment
  RSA285640  Eriodictyon californicum D. C. Michener 1981-7-17 4018 Plumas Sierra Nevada. CA-70 ca. 1.5 miles north of Tobin. Comment
  UC572486  Eriodictyon californicum C. G. Albertus 1935-8-9 259 Plumas 4 1/2 mi ne Quincy; Plumas National Forest, Downieville Quad. Comment
  CAS-BOT-BC256168  Eriogonum douglasii var. meridionale A. A. Heller; P. B. Kennedy 1907-7-4 8717 Plumas Ridge east of Red Clover Valley Comment
  CDA909  Eriogonum gracile var. gracile D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .278 Plumas On route 70 W of Storrie on sunny south-facing cliff Comment
  CAS-BOT-BC259144  Eriogonum latifolium Gladys L. Smith 1976-5-18 s.n. Plumas Feather River Canyon Comment
  SDSU6734  Eriogonum latifolium subsp. nudum R. M. Beauchamp 1965-7-17 Plumas 1/2 mile north of Chester, California. Comment
  CAS-BOT-BC259363  Eriogonum lobbii Lowell Ahart 1983-8-17 4325 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  CHSC34731  Eriogonum luteolum var. luteolum M. S. Taylor 1981-7-27 4128 Plumas Ca. 10 ft s of Beckwourth-Genesee Rd, ca. 3/4 mi w of Drum Bridge, ca. 5 air mi e of Genesee. 1188 Comment
  SBBG64042  Eriogonum marifolium A. A. Heller, P. B. Kennedy 1907-7-3 Plumas above Red Clover Valley Comment
  SD46712  Eriogonum marifolium Robert J. Weatherly 1955-6-22 1539 Plumas Spanish Peak 2133 Comment
  SEINET10838768  Eriogonum marifolium Mary Susan Taylor 1981-7-17 Taylor 4034 Plumas T21N R12E se/se sec 7, Sierra City NW quad. Lakes Basin area, Bear Lakes trail, just S of spur trail to Gold Lake Lodge, ca. 6 mi S of Mohawk. 6500 ft elev. 1981 Comment
  CAS-BOT-BC263295  Eriogonum marifolium var. marifolium L. P. Janeway 1990-8-29 3840 A Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CAS-BOT-BC263299  Eriogonum marifolium var. marifolium A. A. Heller; P. B. Kennedy 1907-7-3 8707 Plumas Hills above Red Clover valley Comment
  CHSC34741  Eriogonum marifolium var. marifolium M. S. Taylor 1981-7-6 3975 Plumas On top of Dixie Mt, near the lookout, ca. 5 air mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoo Metamorphic rock outcrop. 2538 Comment
  CAS-BOT-BC261366  Eriogonum nudum var. deductum Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  SD46519  Eriogonum nudum var. deductum Robert J. Weatherly 1950-8-11 1520 Plumas Mt. Elwell, Lakes Basin area 2225 Comment
  CAS-BOT-BC261364  Eriogonum nudum var. deductum Anna Head 1920-7-23 s.n. Plumas Slope of Mt. Ellwell [Elwell], Feather River Region 2133 Comment
  SEINET10479528  Eriogonum nudum var. deductum Mary Susan Taylor 1981-7-6 Taylor 3978 Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  CHSC24261  Eriogonum nudum var. nudum K. R. Stern 1974-7-24 Plumas S end of Lake Almanor. Comment
  JEPS96021  Eriogonum nudum var. nudum Vernon H. Oswald and Lowell Ahart 1996-8-14 8160 Plumas ca. 2 mi. (air) n.w. Meadow Valley (road paralleling Spanish Creek near Greens Flat, on Oroville-Quincy Hwy.); northern High Sierra Nevada 1127 Comment
  SD211672  Eriogonum nudum var. nudum Barbara Ertter 1988-7-25 7850 Plumas Diamond Mountains, ca. 15 airmiles due south of Susanville, sheep camp on Pierce Creek. 1981 Comment
  SEINET10479793  Eriogonum nudum var. nudum Mary Susan Taylor 1981-7-27 Taylor 4125 A 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-BC269723  Eriogonum nudum var. oblongifolium John Thomas Howell 1951-6-26 27542 Plumas Feather River Canyon 853 Comment
  SBBG121530  Eriogonum spergulinum var. reddingianum L. Ahart 2007-6-17 14175 Plumas near wire box, ca. 100 yards SW of County Rd 111 (Beckwourth Gensee Rd), ca. 0.25 mi SE of bridge across Red Clover Crk, Red Clover Valley, ca. 2 mi N of the N end of Lake Davis 1654 Comment
  CAS-BOT-BC267498  Eriogonum umbellatum Albert Senenes; Gregory Whipple 1970-11-12 s.n. Plumas Outskirts of Quincy, at site of projected Feather River Junior College Comment
  CHSC104738  Eriogonum umbellatum var. modocense L. P. Janeway 2009-8-13 9924 Plumas Northern High Sierra Nevada. Plumas National Forest; eastern end of Red Mountain, 330 m west-southwest of the Buckhorn survey monument. 1929 Comment
  CAS-BOT-BC262075  Eriogonum umbellatum var. nevadense Anna Head 1921-7-11 s.n. Plumas Near Grassy Lake, Feather River Region Comment
  CAS-BOT-BC262079  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-6-7 4612 Plumas On open ridge between Ramelli Ranch and Portola, ca. 2 mi e of Portola 1737 Comment
  CAS-BOT-BC265161  Eriogonum umbellatum var. nevadense Clarence R. Quick 1963-7-24 63 -56 Plumas Lava Cap on shoulder of east-west ridge 1.5 miles east of Wheeler Peak, Sierra Nevada Comment
  CHSC32043  Eriogonum umbellatum var. nevadense L. Ahart 1975-7-20 923 Plumas On ridge e of Mt. Etna, ca. 10 mi ne of La Porte. 2133 Comment
  JEPS56233  Eriogonum umbellatum var. nevadense W. L. Jepson 1939-8-12 19387 a Plumas Black Mountain 1981 Comment
  UC912733  Eriogonum umbellatum var. nevadense Anna Head 1921-7-11 Plumas Grassy Lake Feather River Region, Grassy Lake Comment
  CHSC97798  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-8-13 9174 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. West-facing slope of generally open weathered serpentine. 1786 Comment
  CAS-BOT-BC262252  Eriogonum ursinum M. S. Taylor 1982-7-21 4898 Plumas Summit of LIttle Volcano, ca. 5 mi se of Quincy 1767 Comment
  NY622269  Eriogonum ursinum M. E. P. Ames s.n. Plumas Comment
  RSA766452  Eriogonum ursinum Joseph A. Ewan 1934-6-26 8295 Plumas Frazier Creek Falls, Gold lake road 1829 Comment
  UC1395159  Eriogonum ursinum James L. Reveal 1971-6-23 2468 Plumas 4 mi nw Greenville (along California Highway 89, about 4 mi se of Canyondam) 1219 Comment
  UC1949283  Eriogonum ursinum Barbara Ertter with Gary Schoolcraft 1989-7-3 8639 Plumas ca 1/2 mile below Red Rock lookout, ca 8 airmiles S of Susanville Comment
  UC943028  Eriogonum ursinum Lewis S. Rose 1951-6-29 51071 Plumas 8 mi e Quincy 1219 Comment
  CHSC107287  Eriogonum ursinum var. ursinum L. P. Janeway; Peter Zika 2011-8-6 10633 Plumas Northern High Sierra Nevada. Plumas National Forest; northwest tip of the nose of the rocky ridge on southeast side of Quincy-La Porte Road, 1.7 air km northwest of Pilot Peak. 2001 Comment
  CHSC40865  Eriogonum vimineum K. R. Stern 1985-6-25 8215 Plumas Vicinity of Blairsden. 1371 Comment
  CAS-BOT-BC264135  Eriogonum vimineum John Thomas Howell 1951-6-29 27740 Plumas Near Spring Garden 1219 Comment
  SCFS2089  Eriogonum vimineum N. Rechen 1964-7-16 134 Plumas 6 mi N of Sierraville by roadside 1501 Comment
  SEINET11933187  Eriogonum vimineum M. S. Taylor 1982-1 4983 Plumas along Jackson Creek Rd (23N48) ca 1 mi NW of Mt.Jackson, ca 5 air mi NW of Mohawk 1646 Comment
  CHSC54499  Eriophorum gracile Vernon H. Oswald; Lowell Ahart 1991-7-30 4794 Plumas Big Springs on the west side of Humbug Valley, ca. 7 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. Within the fenced enclosure at the springs. 1310 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
  JEPS109895  Eriophorum gracile Dean W. Taylor 2004-8-15 19242 Plumas Lake Almanor, mouth of Mud Creek at its debouchment into the upper arm of the lake 1377 Comment
  CAS-BOT-BC300953  Eriophyllum lanatum Javier Penalosa 1962-6-19 2493 Plumas Highway 40-89, ca. 6.2 mi. southeast of Quincy 1097 Comment
  SEINET10953205  Eriophyllum lanatum Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-5 LeDoux 1089 Plumas Collected 2.2 mi. from jct. of Hwy. 89 and 70. Douglas fir, Libocedrus & Quercus along Hwy. 89. Comment
  UCD132170  Eriophyllum lanatum Matt Georgeff 1992-5-17 19 Plumas Snake Lake campground, 15 miles west of Quincy. Comment
  UC298460  Eriophyllum lanatum var. achilleoides A. A. Heller and P. B. Kennedy 1907-7-15 8849 Plumas Little Grizzly Creek; near mouth, below Genesee Comment
  CAS-BOT-BC301313  Eriophyllum lanatum var. croceum John Thomas Howell 1975-6-16 51145 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC308270  Eriophyllum lanatum var. integrifolium Lincoln Constance 1933-7-5 117 Plumas 1 mile north of Indian Fall Comment
  UC176770  Eriophyllum lanatum var. integrifolium A. A. Heller and P. B. Kennedy 1907-7-2 8687 Plumas between Vinton and Beckwith Comment
  SEINET8565699  Erodium cicutarium W. Harnach, N. Harnach 1990-6-16 391 Plumas Sierra Valley, N of Vinton, Frank Dotta Ranch. 1524 Comment
  SEINET11119239  Eryngium alismifolium W. Harnach, N. Harnach 2000-8-23 998 Plumas Sierra Valley, 1 mile W of the Steel Bridge on Marble Lane. 1486 Comment
  CAS-BOT-BC41517  Erysimum asperum Lloyd W. Swift 1931-6-1 46 Plumas Plumas forest. Summit of Janesville Grade. 1828 Comment
  CAS-BOT-BC54323  Erysimum capitatum Anna Head 1920-6-9 s.n. Plumas Feather River Region. Camp Badgers. 701 Comment
  CAS-BOT-BC54688  Erysimum capitatum var. capitatum John Thomas Howell; Keith Wagnon 1980-5-26 53583 Plumas Sierra Nevada. Lewisia Rock, Feather River Canyon 3.5 miles southwest of Belden. 609 Comment
  CHSC79710  Erysimum perenne G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-15 13207 Plumas Northern California; Sierra Nevada Flora - Plumas National Forest. 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. [Original lat./long. on label is '39 54 N; 120 45 W']. 1615 Comment
  CHSC21722  Erythranthe breweri F. T. Griggs; A. Pass 1975-7-23 232 Plumas Cape Lake. Comment
  CHSC43356  Erythranthe glaucescens Lowell Ahart 1975-7-2 829 Plumas On the west side of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  SEINET14291770  Erythranthe guttata W. Harnach, N. Harnach 1990-6-19 406 Plumas Sierra Valley, Sugarloaf Road. 1643 Comment
  SEINET14374589  Erythranthe primuloides H. Hamlin s.n. Plumas Sierra Valley. Comment
  CHSC97594  Erythranthe suksdorfii Lowell Ahart; John Dittes 2007-6-16 14105 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC113886  Erythranthe tilingii Lowell Ahart 2014-8-26 19783 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  SD6487  Erythronium purpurascens Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  UC338810  Erythronium purpurascens unknown 627 Plumas Indian Valley Comment
  CAS-BOT-BC505254  Erythronium purpurascens Elmer I. Applegate 1929-6-21 5802 Plumas Drakesbad, head of Warner Valley, Mt. Lassen National Park Comment
  CAS-BOT-BC505256  Erythronium purpurascens L. W. Swift 1933-5-4 80 Plumas Trio Mill, Plumas Forest 1280 Comment
  RSA508597  Erythronium purpurascens Mrs. R. M. Austin 1874-03 s.n. Plumas Fern Dell. Comment
  CAS-BOT-BC403353  Eschscholzia californica Alice Eastwood 1918-5-25 7052 Plumas Portola Comment
  CAS-BOT-BC403349  Eschscholzia californica John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2379 Plumas Across road from old homestead in Butterfly Valley Comment
  CHSC108717  Eucephalus breweri B. Castro; L. P. Janeway 2003-9-7 1455 A Plumas High Cascade Range. Caribou Wilderness Area, ca 0.6 mi NW of Hay Meadow and 0.4 mi NW of Indian Meadow, along E side of trail off S end of large unnamed wet meadow. Large plts scattered in one patch between trail and creek feeding Indian Meadow. 2017 Comment
  CHSC97265  Eucephalus breweri Lowell Ahart; John Dittes 2007-8-9 14445 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  UC1119644  Eurybia radulina G. T. Nordstrom 1934-7-9 210 Plumas 1 1/4 mi se of Mt. Ararat (Bidwell Bar Quad.); Bidwell Bar 1584 Comment
  RSA699785  Festuca L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11181 Plumas on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south if Taylorsville, about 8 miles (air) northeast of Quincy 2054 Comment
  CDA14668  Festuca occidentalis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3108 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CAS-BOT-BC279019  Festuca rubra Clare B. Hardham 1970-8-8 17703 E Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC279023  Festuca rubra John Thomas Howell 1951-6-28 27659 Plumas Johnsonville 1584 Comment
  UCD66363  Festuca rubra Collector Unknown Date Unknown 4652 Plumas Sierra Valley. Comment
  CAS-BOT-BC278632  Festuca subulata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54381 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  RSA755774  Festuca subulata L. 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 air miles southwest of Lake Almanor. 1303 Comment
  SEINET10483133  Fragaria virginiana var. platypetala Mary Susan Taylor 1982-6-2 Taylor 4594 Plumas T23N R12E ne/ne sec 21. Johnsville quad. Along Jackson Creek 0.5 mi s of jct of Jackson Creek and 23N48 & 23N83, ca. 5 air mi n of Mohawk, ca. 1 air mi ne of Mt Jackson. 5900 ft. 1798 Comment
  SBBG100079  Frangula californica subsp. tomentella S. W. Edwards 1989-9-13 Plumas Caribou Crk Rd above Caribou Crk 762 Comment
  CAS-BOT-BC55686  Frangula purshiana John Thomas Howell 1959-9-21 34741 Plumas Belden 701 Comment
  CHSC111722  Frangula purshiana subsp. annonifolia Lowell Ahart 2012-7-1 18255 Plumas About 200 yards northwest of Caribou Road, about 4 miles (air) northeast of Belden. 833 Comment
  HSC100831  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-12 9163 Plumas Ridge top on the N side of Oak Ridge, westerly sloping head of Foreman Creek, 1.4 air km NW of Grizzly Summit. 528 Comment
  JEPS114190  Frangula purshiana subsp. annonifolia L. P. Janeway, B. Castro 2007-8-18 9198 Plumas Northern High Sierra Nevada. Along Caribou Road and North Fork Feather River 4.5 road km north of Hwy 70. Comment
  RSA739860  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 SW of road 18, Northern end of Rock Island Ridge, 1.3km SSE of Soapstone Hill. 1603 Comment
  JEPS113884  Frangula purshiana subsp. ultramafica L. P. Janeway 2007-5-20 8982 Plumas Northern High Sierra Nevada; Top of Red Hill 1929 Comment
  CHSC76067  Frangula rubra G. F. Hrusa 1997-5-30 13819 Plumas Occasional in dry +- shaded understory of coniferous woods on W side of Rattlesnake Creek creekbed, immed. S of Hwy 70 approx. 15 mi. E of Quincy. 1300 Comment
  UC650347  Frangula rubra E. Fritz 1940-5-22 Plumas near Univ. of Calif. Forestry Camp; Meadow Valley Creek Comment
  CAS-BOT-BC59579  Frangula rubra subsp. rubra John Thomas Howell 1975-7-21 51340 Plumas Sierra Nevada - Injun Jim Campground, Feather River Canyon 609 Comment
  POM220721  Fritillaria M. Canby 1929-5-12 165 Plumas 5 miles southwest of Blairsden Comment
  UC333405  Fritillaria atropurpurea unknown 1889-5-25 Plumas Mohawk Valley Comment
  CAS-BOT-BC505267  Fritillaria atropurpurea W. W. Wagner 1919-5-18 259 Plumas Hillside Sockem Creek 1371 Comment
  CAS-BOT-BC506203  Fritillaria micrantha John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54216 Plumas About 4 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  SJSU8660  Fritillaria recurva F. S. Gereb & G. L. Baker 1968-5-5 106 Plumas Deer Creek by State Route 32 c. 22 mi W of Lake Almanor 1219 Comment
  POM147082  Galium bifolium Alice Eastwood 1927-06 14635 Plumas Long Valley. United States Forest Reserve. Comment
  SD6280  Galium boreale Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadows Comment
  UCSB17347  Galium grayanum Hardham, Clare 1961-6-16 Plumas Diamond Peak, Sierra Nevada Mountains 2255 Comment
  CHSC56879  Galium grayanum var. grayanum L. P. Janeway; Garrett Gibson 1991-8-2 4103 Plumas Plumas National Forest. Northeast flank of Smith Peak and +/-above Dan Blough Creek. 2042 Comment
  CHSC63471  Galium grayanum var. grayanum Lowell Ahart 1994-7-20 7478 Plumas North of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  UC1192016  Galium trifidum Malcolm A. Nobs and S. Galen Smith 1949-8-18 1392 Plumas just s Chester (n end of lake); Lake Almanor, Last Chance Marshes Comment
  CHSC102748  Galium trifidum var. pacificum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16151 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam. 1606 Comment
  JEPS102524  Galium trifidum var. pacificum Lowell Ahart 2001-8-28 9204 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-BC169853  Garrya fremontii Mrs. Jos. Clemens 1919-10-20 s.n. Plumas Greenville Comment
  JEPS66750  Garrya fremontii L. S. Smith 1914-1-2 Plumas Johnstown 1524 Comment
  UCD121134  Garrya fremontii John Thomas Howell 1961-9-23 36891 Plumas Englemine. 1097 Comment
  POM183993  Gayophytum diffusum subsp. parviflorum H. F. Copeland 1932-8-24 s.n. Plumas Drakesbad 1829 Comment
  RSA60220  Gayophytum diffusum subsp. parviflorum E. K. Balls 1950-9-6 15694 Plumas 3.1 miles E of turn to Sloat, Hwy 24, between Quincy and Portola. 1250 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
  CHSC80844  Gayophytum heterozygum Lowell Ahart 2001-7-17 8920 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  OBI12033  Gayophytum heterozygum Lewis S. Rose 1966-7-28 66074 Plumas Quincy 1067 Comment
  RSA0118719  Gayophytum heterozygum Lowell A. Ahart 2014-8-26 19797 Plumas South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific crest Trail, about 0.25 mi southwest of the bridge across the South Fork of the Feather River, about 4 (air) mi north of La Porte. 1534 Comment
  CHSC62152  Gayophytum racemosum L. P. Janeway 1993-7-21 4467 B 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
  CHSC97474  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
  CDA13985  Gentiana calycosa G. F. Hrusa 1996-8-2 13428 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, Approx. 1 mi. NW of Argentine Rock. Comment
  RSA101421  Gentiana calycosa R. Weatherby 1955-8-16 1685 Plumas Spring at Fales Hill Mine. 1524 Comment
  UC912423  Gentiana newberryi Ethel Wicks Jul 1926 2889 Plumas Mount Elwell Comment
  RSA122291  Geum canescens E. Sawyer 1935-6-21 135 Plumas 4.5 miles NE of Crow. 1585 Comment
  CHSC63164  Geum macrophyllum Lowell Ahart 1994-6-17 7352 Plumas On the edge of a meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  POM186835  Geum macrophyllum D. D. Keck 1932-7-3 1697 Plumas Quicy, along Spanish Creek, in the Northern Sierra Nevada. Comment
  SJSU15162  Geum triflorum var. ciliatum N. A. Hopkins 1993-5-27 1728 Plumas by Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  CHSC9717  Gilia capitata Nancy Mosman 1971-7-11 85 Plumas 100 ft e of Feather River ca. 0.5 mi s of Hwy 70 and the Belden turnoff. 1025 Comment
  UC1123742  Gilia capitata subsp. capitata A. Lewis 1934-6-12 475 Plumas Mooreville Ridge 4 1/2 mi sw Lexington Hill; Bidwell Bar Quad., sw of Lexington Hill Comment
  UC172848  Gilia capitata subsp. mediomontana A. A. Heller 1913-6-13 10859 Plumas near Quincy; near Quincy 1066 Comment
  JEPS110431  Gilia leptalea subsp. leptalea Lowell Ahart 2006-7-9 12935 Plumas Near a very small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1661 Comment
  SEINET10464543  Githopsis specularioides Mary Susan Taylor 1982-5-13 Taylor 4436 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  SEINET10464594  Githopsis specularioides Taylor 1982-5-13 Taylor 4436 Plumas Open cut roadbank across from parking area; Gansner Park, Quincy. Qunicy quad. T24N R9E se1/4 ne1/4 Sec. 15 1036 Comment
  UC29083  Githopsis specularioides H. N. Bolander 1866-4 4693 Plumas Round Valley Comment
Read comments May 2 2010
  CAS-BOT-BC283872  Glyceria borealis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1434 Plumas Butterfly Botanical Area and Vicinity, near mouth of Butterfly Creek 883 Comment
  CHSC56900  Glyceria declinata L. P. Janeway 1991-8-4 4123 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass; 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 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-BC282707  Glyceria elata John Thomas Howell 1955-7-19 30827 Plumas Mohawk, Sierra Nevada 1371 Comment
  UC1100348  Glyceria elata Malcolm A. Nobs and S. Galen Smith 1949-8-20 1464 Plumas about 13 mi sw Milford (on road between Milford and Beckwourth) Comment
  CAS-BOT-BC307377  Gnaphalium palustre John Thomas Howell 1960-7-18 35540 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC307381  Gnaphalium palustre John Thomas Howell 1959-9-25 34986 Plumas Feather River, Portola, Sierra Nevada 1478 Comment
  CHSC33926  Gnaphalium palustre M. S. Taylor 1981-8-5 4162 Plumas At end of rd 28N05 where it is washed out by Pierce Creek, 2.1 mi n of 28N03-Fruit Growers Blvd, ca. 3 air mi w of Antelope Lake, ca. 13 air mi ne of Taylorsville. 1706 Comment
  CHSC95006  Gnaphalium palustre Lowell Ahart 2006-10-23 13475 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  JEPS102796  Gnaphalium palustre Lowell Ahart 2001-9-18 9273 Plumas On the wet strand of the south end on the pond, Butterfly Valley, about 5 miles (air) NW of Quincy. 1104 Comment
  JEPS34043  Gnaphalium palustre W. L. Jepson 1939-8-8 19363 Plumas Meadow Valley Comment
  UCR57500  Gnaphalium palustre R. D. Goeden 1989-8-22 890822- 6 Plumas Plumas Nat'l Forest, Doyle Grade Rd., Meadow View Ranger Station. 1850 Comment
  CAS-BOT-BC307387  Gnaphalium palustre L. P. Janeway 1989-7-25 3520 Plumas Crocker Meadow near Beckwourth-Genesee Road (rd 111) 6.4 mi north of Beckwourth, Plumas National Forest, Beckwourth Ranger District Crocker Compartment 1737 Comment
  CAS-BOT-BC307390  Gnaphalium palustre Lowell Ahart 1985-9-26 5180 Plumas Little Grass valley Rerservoir where Black Rock Creek flows into the lake about 4 miels north-west of La Porte 1584 Comment
  CHSC32862  Gratiola ebracteata L. Ahart 1980-10-6 2676 Plumas Ca. 1 mi south of La Porte. 1600 Comment
  CAS-BOT-BC189592  Hackelia John Thomas Howell; Gordon H. True 1967-7-11 43356 Plumas SE slope of Mount Hough 2042 Comment
  CDA14725  Hackelia amethystina G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3251 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CHSC87127  Hackelia californica L. P. Janeway 2001-6-15 7182 Plumas High Cascade Range. East side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  SEINET3153249  Hackelia californica L. S. Rose 1939-6-8 39271 Plumas South end of Lake Almanor 1372 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
  CHSC72304  Hackelia micrantha L. P. Janeway; Glenn Clifton 1998-7-8 5724 Plumas Snoring Spring; about 15 mi northwest of Red Rock; along Road 213, 0.8 mi south of the ridgetop. Meadow. 2002 Comment
  UC1075689  Hackelia micrantha Robert J. Weatherby 1955-7-2 1576 Plumas creek below Bear Ridge (near Taylor Lake) 2072 Comment
  CDA14006  Hackelia nervosa G. F. Hrusa, T. D. Wilfred 1997-6-26 13923 Plumas Sierra Nevada; About Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CHSC75471  Hackelia nervosa G. F. Hrusa; T. D. Wilfred 1997-6-26 13923 Plumas Sierra Nevada. About Brady's Camp. Pine Creek Valley, +/- 1/2 mi. NE Argentine Rock. 2125 Comment
  RSA235926  Hackelia setosa J. L. Gentry Jr., David Vierig 1968-6-20 2071 Plumas 3.9 miles southeast of Hwy. jct. Calif. 70 & 80, at confluence of Spanish & Butterfly Creeks. 960 Comment
  SEINET11841727  Haplopappus bloomeri W. Knight, Knight, I. 1983-1 4912 Plumas 2 mi out of Chester on road to Drakesbad Comment
  CDA11921  Hastingsia alba G. F. Hrusa, J. Dinsdale 1989-6-27 7216 Plumas Sierra Nevada; Butterfly Botanical Area, Butterfly Valley approx. 10 miles NW of Quincy. Plumas National Forest. Comment
Read comments Jul 19 2008
  JEPS39291  Hastingsia alba unknown 1965-7-1 57 .988 Plumas Comment
  CHSC32891  Hazardia whitneyi L. Ahart 1980-9-17 2658 Plumas Ca. 1/4 mi n of the lake, the lake is ca. 0.5 mi w of Fowler Peak, ca. 8 mi n of La Porte. 1600 Comment
  CHSC36392  Hazardia whitneyi Kirsten Tarp 1981-8-2 59 Plumas Eagle Rocks, ca. 30 mi ne of Chico. 2151 Comment
  CHSC70783  Helenium bigelovii B. Castro; H. Durio, C. O'Connell 1995-7-12 582 Plumas Ca 4 air mi SW of Bucks Lake, ca 1 mi S of Buckhorn Creek, off the W side of USFS Rd 23N18. At headwaters of tributary to upper end of Axford Creek, in 20 ft x 50 ft meadow. 1600 Comment
  UC586918  Helenium bigelovii Joseph Andorfer Ewan 1934-6-25 8212 Plumas above Deuteus (Blairsden) (Gold Lake Road); Sierra Nevada 1524 Comment
  CAS-BOT-BC314794  Helianthella californica var. nevadensis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC314796  Helianthella californica var. nevadensis David D. Keck 1932-7-3 1651 Plumas South of town, Quincy, Northern Sierra Nevada 1219 Comment
  CAS-BOT-BC305539  Helianthus bolanderi A. R. Kruckeberg 1954-8-4 3699 Plumas Highway 89, w. shore of Lake Almanor 1676 Comment
  CAS-BOT-BC305544  Helianthus bolanderi John Thomas Howell 1959-9-21 34828 Plumas Greenville 1088 Comment
  CHSC85721  Hemizonella minima G. D. Barbe; T. C. Fuller 1982-6-17 3800 Plumas 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
  UCD170310  Hesperis matronalis M. S. Taylor 1982-6-9 4618 -A Plumas Along Bucks Lake Rd, across the street of Meadow Valley Inn. 1219 Comment
  CHSC97431  Hesperochiron californicus Robert Fischer 2006-7-2 1044 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  JEPS52289  Hesperochiron californicus Wayne Roderick 1966-4-9 Plumas 1 mi s of Beckwourth (Sierra Valley); Sierra Valley 1524 Comment
  CHSC62100  Heterocodon rariflorum L. P. Janeway 1993-7-31 4488 Plumas Plumas National Forest. Along Cascade Road 0.6 mi north of Fall River crossing; between Mineral Springs Ravine and Dark Canyon. 1066 Comment
  RSA0035830  Heterocodon rariflorum Lowell A. Ahart 2008-8-14 15209 Plumas About 150 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  CAS-BOT-BC310257  Heterotheca W. Harnach; N. Harnach 1989-6-29 201 Plumas Sierra Valley. Hindoo Ranch 1490 Comment
  CAS-BOT-BC311072  Heterotheca oregona var. rudis John Thomas Howell 1961-9-23 36893 Plumas Englemine 1097 Comment
  CAS-BOT-BC94811  Heterotheca villosa R. C. Wenk 2009-7-13 1119 Plumas Plumas N.F., Frenchman Lake, Little Last Chance Creek Road, 1.2 air mi. WNW of reservoir dam 1750 Comment
  CHSC107289  Heterotheca villosa var. minor L. P. Janeway; Peter Zika, Barbara Wilson 2011-8-6 10629 Plumas Northern High Sierra Nevada. Plumas National Forest; north side (upslope of ) dirt road on north side of Jamison Creek 0.3 road km west of Plumas-Eureka State Park boundary. 1704 Comment
  SD8409  Heuchera Mrs. R. M. Austin Aug 1882 Plumas Plumas County 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-BC425152  Heuchera rubescens Ella Dales Cantelow 1941-5-18 3518 Plumas 1 1/2 mi. w. of Johnsville on rd. to Gibsonville 1615 Comment
  SEINET3161039  Heuchera rubescens E. K. Balls 1950-9-1 15593 Plumas above trail going S around lake, E of Long Lake. Southern Pluma Co. 2134 Comment
  CAS-BOT-BC312323  Hieracium John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-12 2118 Plumas At spring, Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC319615  Hieracium albiflorum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1468 Plumas Butterfly Canyon, Butterfly Botanical Area and vicinity 990 Comment
  CAS-BOT-BC319619  Hieracium albiflorum John Thomas Howell 1926-7-20 2084 Plumas Near Prattville 1463 Comment
  SEINET10474727  Hieracium cynoglossoides Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4016 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  RSA0016764  Hippuris vulgaris R. C. Bacigalupi 1927-7-12 1726 Plumas Along Spanish Creek, 0.5 mile N of Quincy. Comment
  CAS-BOT-BC55408  Hirschfeldia incana Walter Knight; Irja Knight 1967-7-10 2206 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC55407  Hirschfeldia incana John Thomas Howell 1959-9-21 34781 Plumas Sierra Nevada. North Fork Feather River near Belden. 701 Comment
  SEINET10507460  Holcus lanatus Mary Susan Taylor 1982-8-12 Taylor 4980 Plumas T22N R12E nw/ne sec 14. Blairsden quad. Along Denton Creek, between 516 and Hwy 70, ca. 1 mi e of Blairsden. Mixed Evergreen Forest; 4700 ft. 1432 Comment
  CHSC52969  Hordeum brachyantherum subsp. brachyantherum L. P. Janeway 1989-6-30 3436 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  CHSC97059  Hordeum jubatum Lowell Ahart; Josephine Guardino 2007-7-20 14326 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC289438  Hordeum murinum subsp. leporinum John Thomas Howell 1961-6-21 36620 Plumas Greenville, Sierra Nevada 1097 Comment
  CHSC66767  Horkelia fusca subsp. parviflora Vernon H. Oswald; Lowell Ahart 1996-8-14 8181 Plumas Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground. 1615 Comment
  RSA726375  Horkelia fusca subsp. parviflora L. Ahart, Josephine Guardino 2007-7-20 14343 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  RSA88555  Horkelia fusca subsp. parviflora J. T. Howell 1951-6-27 27594 Plumas McRae Meadow. 1982 Comment
  POM250772  Horkelia fusca var. brownii D. D. Keck, Robert Gustafson 1938-8-9 4904 Plumas 3 miles S of Beckwith, Sierra Valley, on road to Loyalton 1494 Comment
  UCSB45344  Horkelia tridentata Reisentz, Paul 1979-5-12 Plumas 3 miles north of Quincy Comment
  RSA74360  Horkelia tridentata subsp. flavescens Milo S. Baker 1952-5-24 12437 Plumas Hwy 89 in canyon S of Lake Almanor Dam Comment
  CAS-BOT-BC538233  Horkelia tridentata var. flavescens unknown 1915-4-7 s.n. Plumas Plumas National Forest Comment
  CAS-BOT-BC536281  Horkelia tridentata var. tridentata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1969 Plumas Valley proper, Butterfly Botanical Area and Vicinity 1066 Comment
  CHSC21286  Hosackia crassifolia F. T. Griggs; A. Pass 1975-8-2 301 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC102582  Hosackia oblongifolia var. oblongifolia L. P. Janeway; B. Castro 2009-7-4 9846 Plumas Northern High Sierra Nevada. Upper end of Rock Island Ridge. 1576 Comment
  CHSC43399  Hosackia oblongifolia var. oblongifolia Lowell Ahart 1976-7-7 1158 Plumas Near the edge of Cold Water Creek, about 1/2 mile south of Arkansas Ravine, about 4 miles south of Grizzly Mountain, about 6 miles south of Bucks Lake. 1524 Comment
  POM252965  Hydrophyllum capitatum var. alpinum A. A. Heller 1938-5-21 15097 Plumas Just east of the highway maintenance station north of Chester, on Highway 36. Comment
  JEPS103215  Hydrophyllum occidentale G. Schoolcraft 1989-7-3 1944 Plumas Diamond Mtns. between Diamond and Red Rock peaks 2194 Comment
  POM161740  Hydrophyllum occidentale R. C. Bacigalupi 1927-7-12 1735 Plumas Along Little Gray Eagle Creek near Lakes Center Camp. Gold Lakes Region. 1890 Comment
  SJSU13930  Hypericum anagalloides N. A. Hopkins 1985-8-27 1317 Plumas Grass L 1786 Comment
  JEPS115203  Hypericum formosum var. scouleri Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16137 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CHSC99815  Hypericum perforatum Lowell Ahart 2008-8-13 15171 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC117632  Hypericum perforatum subsp. perforatum Lowell Ahart 2016-8-30 21332 Plumas On the west side of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CAS-BOT-BC88620  Idahoa scapigera Mrs. Ellwood Cooper s.n. Plumas Sierra Valley. Comment
  UC909040  Ipomopsis aggregata Herbert L. Mason 1924-6-15 1035 Plumas near junction of Greagle Creek and Feather River Blairsden Comment
  SBBG123007  Ipomopsis congesta subsp. montana B. Ertter, G. Schoolcraft 1989-7-3 8663 Plumas Diamond Mtn peak, 7 air-mi S of Susanville 2316 Comment
  CAS-BOT-BC135729  Iris hartwegii Walter Knight; Irja Knight 1967-5-22 1810 Plumas Butterfly Botanical Area and Vicinity, between valley proper and Darlingtonia bot in forest. 1082 Comment
  CAS-BOT-BC135725  Iris hartwegii John Thomas Howell 1954-5-14 29562 Plumas Transition zone forest just north of Greenville - Sierra Nevada 1112 Comment
  RSA366804  Iris hartwegii Christopher Davidson 1975-6-7 2737 Plumas 4.6 miles N of Greenville on highway 89. 1238 Comment
  CHSC37024  Iris hartwegii subsp. pinetorum M. S. Taylor 1982-6-1 4575 Plumas On e side of Hwy 70, ca. 1 mi n of Quincy. 1097 Comment
  SEINET10839646  Iris hartwegii subsp. pinetorum Mary Susan Taylor 1982-6-1 Taylor 4584 Plumas T26N R9E center sec 15. Greenville SW quad. N side of 20r, opposite Round Valley Reservoir, ca. 2 air mi w of Crescent Mills. 4600 ft. 1402 Comment
  RSA135921  Iris tenuissima Lee W. Lenz 1954-5-8 19137 Plumas 5 miles from Caribou, on road to Lake Almanor 1067 Comment
  UC1174773  Iris tenuissima subsp. purdyiformis L. W. Lenz and E. K. Balls 1955-5-13 20699 Plumas between Tobin and Camp Rogers (along U.S. Hwy 40) 609 Comment
  CHSC55624  Isolepis setacea L. P. Janeway 1987-6-20 2284 Plumas Seepy area near road in ravine on north side of South Branch Middle Fork Feather River, below Whiskey Hill. 1158 Comment
  CHSC84522  Iva axillaris subsp. robustior John Dittes; Lowell Ahart 2003-8-8 2003 -86 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 5.7 air-miles southeast of Portola, ca. 3.4 air-miles south of Beckwourth, ca. 0.9 air-mile north of Dyson Lane. At east edge of Beckwourth-Calpine Road (A23). 1488 Comment
  CAS-BOT-BC137405  Ivesia aperta David D. Keck; Gustafsson 1938-8-9 4901 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 m. E. of town 1500 Comment
  CHSC35943  Ivesia aperta var. aperta M. S. Taylor 1982-6-28 4775 Plumas Ramelli Ranch, on s side of Feather River, ca. 1/4 mi w of Calpine Rd (109), ca. 1 mi w of Beckwourth. 1487 Comment
  JEPS98260  Ivesia gordonii Catie Bishop 2001-6-28 Plumas Red Mountain, 3 mi S of Bucks Lake, ridge 0.2 mi SE of Red Mt. Peak Comment
  CHSC35279  Ivesia sericoleuca M. S. Taylor 1981-7-7 3988 Plumas NE side of Beckwourth-Genesee Rd at its jct with Beckwourth Milford Rd, in Squaw Valley, ca. 12 air mi n of Beckwourth. 1706 Comment
  CHSC48048  Ivesia sericoleuca L. P. Janeway; Linnea Hanson 1989-6-28 3405 Plumas Squaw Valley: NE quadrant of jct of roads '01' (to Frenchman Lake) and '70' (to Laufman). 1706 Comment
  CHSC92125  Juncus bufonius var. bufonius Lowell Ahart; John Dittes 2005-9-19 12420 Plumas Along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  CHSC97058  Juncus bufonius var. bufonius Lowell Ahart; Josephine Guardino 2007-7-20 14338 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  RSA715680  Juncus confusus L. Ahart, Josephine Guardino 2005-8-9 12296 Plumas On the east side of Fant Creek, along the dirt road, about 50 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1598 Comment
  RSA59260  Juncus covillei E. K. Balls 1950-8-31 15561 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  HSC104016  Juncus dubius L. Ahart 2008-8-13 15158 Plumas About 1.75 air miles S of Little Grass Valley Reservoir, ~1.0 mi. NE of La Porte, west of East Branch Creek, on the western side of La Porte Rd. 1614 Comment
  CHSC97799  Juncus effusus subsp. pacificus L. P. Janeway; B. Castro 2007-8-18 9201 Plumas Northern High Sierra Nevada. Along Squirrel Creek and Road 401 1.9 km northeast of Hwy 70/89 and Williams Loop. 1268 Comment
  UC924280  Juncus effusus subsp. pacificus H. S. Reed 1941-8-3 Plumas Forest Lodge 1036 Comment
  CHSC56896  Juncus ensifolius L. P. Janeway 1991-8-4 4122 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass; 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  JEPS102710  Juncus ensifolius Lowell Ahart 2001-8-28 9193 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  RSA718509  Juncus ensifolius L. Ahart 2006-10-23 13490 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
  RSA794954  Juncus ensifolius L. Ahart, John Dittes 2009-7-27 16188 Plumas About 20 yards north of the poor dirt road, on the north side of a small pond, headwaters of Grizzly Gulch, 2.1 air miles northeast of Butt Valley Reservoir Dam. 1480 Comment
  SEINET3150870  Juncus ensifolius E. K. Balls 1950-9-5 15680 Plumas Thompson Creek, main trail off La Porte road, turn off Hwy 24, E of Quincy 1524 Comment
  SEINET3450945  Juncus ensifolius Unknown 2003-7-18 10422 Plumas La Porte, La Porte, about 4.5 air miles northwest, about 1.5 air miles northwest of Little Grass Valley Reservoir dam, about 1.5 miles southeast of Tamarack Flat, about 0.25 miles west of Lumpkin Ridge Road, north side of the road 1700 Comment
  SJSU13894  Juncus ensifolius N. A. Hopkins 1985-8-27 1310 Plumas Grass Lake 1786 Comment
  RSA718039  Juncus ensifolius R. D. Fischer, Jenny Marr 2004-8-7 821 Plumas Sierra Nevada foothills between Butte Meadows and highway 89, along Humbug Valley Road at the Yellow Creek crossing. 1220 Comment
  JEPS120757  Juncus exiguus Lowell Ahart 2013-8-23 19018 Plumas East of Bird Creek, about 1/2 air mile west of Monitor Flat, about 3 air miles northwest of Pilot Peak, about 9 air miles northeast of La Porte. Comment
  HSC14061  Juncus howellii L. S. Rose 1966-7-27 66068 Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  JEPS114937  Juncus howellii Lowell Ahart 2008-9-10 15374 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  JEPS114939  Juncus howellii Lowell Ahart 2008-9-10 15390 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte. Near center of section 27 1598 Comment
  RSA184941  Juncus howellii L. S. Rose 1966-7-27 66068 Plumas Butterfly Valley, 3 miles w. of Keddie meadows 1067 Comment
  SD192837  Juncus howellii Lowell Ahart 2008-8-13 15188 Plumas On the north side of Kenzie Ravine, on the east side of the road, ca. 0.5 mile east of Little Grass Valley Reservoir, ca. 4.0 miles northeast of La Porte. 1598 Comment
  CAS-BOT-BC110168  Juncus luciensis Barbara Ertter; Jeffrey Strachan 1980-7-31 3885 Plumas West end DIxie Valley just east of Beckwourth-Milford Road, Plumas National Forest. 1706 Comment
  CHSC60618  Juncus mertensianus L. P. Janeway 1984-9-1 1102 Plumas Lakes Basin; north-facing slope above Round Lake. 2133 Comment
  RSA100691  Juncus nevadensis E. C. Sutliffe 1917-08 s.n. Plumas Gold Lake region. Comment
  CHSC21682  Juncus occidentalis D. Brink; L. Mayer 1975-8-2 Plumas Buck's Lake. Comment
  JEPS107936  Juncus occidentalis Lowell Ahart, John Dittes 2005-9-20 12450 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2004 Comment
  CHSC60563  Juncus parryi L. P. Janeway 1984-7-27 934 Plumas Lakes Basin; near Grassy Lake. 1920 Comment
  JEPS114806  Juncus saximontanus Lowell Ahart 2008-8-13 15160 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  SEINET8565591 Image available Juncus sphaerocarpus A. A. Heller, P. B. Kennedy 1907-7-3 8694 Plumas Red Clover valley Comment
  CAS-BOT-BC81076  Juniperus communis Rimo Bacigalupi 1929-7-10 1675 Plumas Gold Lake Region 2103 Comment
  CHSC110877  Juniperus communis Tim Hanson 2013-6-20 1 Plumas Northern High Sierra Nevada. On the south side of Coldwater Creek .8 km upstream from its confluence with the Little North Fork of the Middle Fork of the Feather River. 1421 Comment
  UC401371  Juniperus communis H. M. Hall 1912-7-12 9345 Plumas slopes s of Long Lake; Sierra Nevada Mountains 2072 Comment
  CHSC35260  Juniperus occidentalis var. australis M. S. Taylor 1981-8-18 4213 Plumas Bald Rock Improvement Project, ca. 1 mi sw of Bald Rock, ca. 5 mi ne of Beckworth. 1889 Comment
  JEPS48507  Kalmia polifolia subsp. microphylla Esther C. Fritz 1933-7-4 Plumas Spanish Peak 2072 Comment
  RSA150585  Keckiella breviflora subsp. glabrisepala Lee W. Lenz 1961-6-20 24351 Plumas Feather River Canyon. 488 Comment
  NY790350  Keckiella lemmonii P. P. Lowry II 1977-7-5 818 Plumas South of Tobin on State Highway 70 Comment
  SFV17479  Keckiella lemmonii P. Wilson 1998-7-18 3536 Plumas Sierra Nevada Highway 89 between Indian Falls and Crescent Mills. 1100 Comment
  POM161743  Kelloggia galioides R. C. Bacigalupi 1927-7-11 1698 Plumas Gold Lake region. 1890 Comment
  RSA447639  Kelloggia galioides Dorothy Davis 1923-7-4 s.n. Plumas Mohawk. 1372 Comment
  JEPS94951  Lactuca serriola Lowell Ahart 1996-10-10 7706 Plumas 1 mi w of Blue Nose Mountain (about 2 mi e of Pilot Peak, on w side of dirt road at Turkey Town); Turkey Town 1676 Comment
  SJSU14463  Lactuca serriola N. A. Hopkins 1990-8-29 1636 Plumas Marble Hot Springs Rd 1493 Comment
  RSA59114  Lactuca serriola E. K. Balls 1950-8-31 15518 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  CAS-BOT-BC337875  Lapsana communis John Thomas Howell 1974-9-19 50887 Plumas Quincy 1036 Comment
  SD46424  Lathyrus jepsonii var. californicus Robert J. Weatherby 1950-7-7 1464 Plumas Quincy, stream near Snake Lake, in semi-shade on moist stream bank & bed 1219 Comment
  CHSC33770  Lathyrus latifolius Nancy Mosman 1971-7-11 72 Plumas Along E side of Hwy 70 ca. 1.3 mi S of Beldon turnoff. 1025 Comment
  CAS-BOT-BC205072  Lathyrus sulphureus M. S. Taylor 1982-6-2 4599 Plumas Along 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Creek Campground, ca. 5 air mi n of Mohawk 1737 Comment
  SEINET10452344  Lathyrus sulphureus Mary Susan Taylor 1982-6-2 Taylor 4599 Plumas T23N R12E sw/ne sec 17. Johnsville quad. ALong 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Cr Cmpgr, ca. 5 air mi n of Mohawk. 5700 ft. 1737 Comment
  CHSC35925  Layia glandulosa M. S. Taylor 1982-5-19 4481 Plumas Ridge, ca. 1.5 mi e of Portola. 1706 Comment
  JEPS103323  Ledum glandulosum Lowell Ahart 2002-7-6 9841 Plumas On the S side of the dirt road and S 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
  SEINET10449272  Ledum glandulosum var. californicum Mary Susan Taylor 1974-7-3 Taylor 299 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CAS-BOT-BC534928  Lemna minuta Malcolm A. Nobs; S. Galen Smith 1949-8-19 1420 Plumas About 2 miles south of Greenville, Indian Valley. Comment
  SEINET10466001  Lemna minuta Mary Susan Taylor 1981-7-13 Taylor 4003 Plumas 6300 ft. T25N R16E ne/sw sec 31, Frenchman Lake quad; at spring, S side of spur rd ca. 0.5 mi N of Lookout Creek, ca. 1 mi N of 28N11, ca. 1.5 air mi NW of N tip of the Lake, ca. 15 air mi N of Chilcoot. 1920 Comment
  JEPS113826  Lemna trisulca Lowell Ahart, Josephine Guardino 2007-7-21 14357 Plumas On and under water, along a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis 1787 Comment
  UC1101263  Lemna trisulca Malcolm A. Nobs, S. Galen Smith 1949-8-20 1475 Plumas 9 mi s of Milford Road (on road between Beckwith and Milford, Willow Creek); Willow Creek Comment
  UC1101260  Lemna trisulca Herbert L. Mason 1955-7-30 14638 Plumas near Chester Comment
  CAS-BOT-BC88846  Lepidium campestre John Thomas Howell 1961-6-21 36622 Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC89494  Lepidium heterophyllum John Thomas Howell; Gordon H. True 1973-7-31 50082 Plumas Sierra Nevada. Summit ridge of Thompson Peak. Diamond Range. 2362 Comment
  CAS-BOT-BC12823  Lepidium perfoliatum W. Harnach; N. Harnach 1990-4-18 259 Plumas Sierra Valely. Marbel hot well. 1487 Comment
  SEINET10496777  Leptodactylon pungens subsp. pulchriflorum Mary Susan Taylor 1982-6-28 Taylor 4765 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
  CHSC60126  Leptosiphon ciliatus L. P. Janeway 1992-6-9 4226 Plumas Plumas National Forest. Northeast side of Grizzly Ridge between Joseph Creek and Cascade Creek; ca .8 mi southwest of Little Grizzly Creek. On low ridge top. 1897 Comment
  POM147045  Leptosiphon harknessii Alice Eastwood 1927-06 14927 Plumas On road from Chilcott, United States Forest Reserve Comment
  CHSC55661  Leucanthemum vulgare K. R. Stern 1985-6-25 8235 Plumas Vicinity of Blairsden. 1402 Comment
  SJSU6904  Leucocrinum montanum N. A. Hopkins 1975-5-10 652 Plumas N side of road between Beckwourth & Vinton, 5.3 mi E of Beckwourth, by sagebrush plain Comment
  CAS-BOT-BC59609  Leucothoe davisiae Herbert L. Mason 1924-6-19 1073 Plumas Along margins of Bear Lake at base of Mt. Elwell. Comment
  CAS-BOT-BC59616  Leucothoe davisiae Mary Strong Clemens 1919-11-1 s.n. Plumas Quincy. Comment
  CHSC34873  Leucothoe davisiae M. S. Taylor 1981-7-17 4041 Plumas Lakes Basin, Bear Lakes trail, around Cub Lake, ca. 6 mi s of Mohawk. 1981 Comment
  CHSC89022  Leucothoe davisiae B. Elliott 2002-6-8 11606 Plumas Plumas National Forest. Pacific Crest Trail. 1828 Comment
  POM161730  Leucothoe davisiae R. C. Bacigalupi 1927-7-10 1738 Plumas Shores of Helgamite Pond on trail to Mt. Elwell. 2073 Comment
  UC1075637  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Mount Elwell, Lakes Basin area Mount Elwell; , Lakes Basin area 2225 Comment
  CAS-BOT-BC233776  Lewisia cantelovii Antoine Lefebre 1941-9-1 s.n. Plumas Feather River Canyon below road to Lake Almanor Comment
  JEPS105426  Lewisia cantelovii Dean W. Taylor 1996-5-31 15647 Plumas Feather River Canyon; Hwy 70 at Arch Rock Tunnel (about 25 air mi NE of Oroville) about 1 mi E of the Butte Co. line; Plumas National Forest; Sierra Nevada 563 Comment
  UCD15872  Lewisia cantelovii K. Mawdsley; M. Simpson 1998-6-28 46 Plumas Lassen National Forest, north from Hwy 70 on Forest Service road just east of Howell's Bridge over N Fork of Feather River. Ca. 300 yds along Forest Service road. 800 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
Read comments Dec 30 2014
  CHSC21711  Lewisia nevadensis F. T. Griggs; A. Pass 1975-7-17 229 Plumas Buck's Lake Forest Service Survey. Comment
  UC1136688  Lewisia nevadensis E. Sawyer 1935-5-22 22 Plumas 3/4 mi sw Beckwith City; Sierravliee quadrangle Comment
  UC725362  Lewisia nevadensis A. A. Heller 1940-5-22 15671 Plumas 2 mi e on State Highway 36 Plumas county line Comment
  CAS-BOT-BC444571  Lewisia triphylla Catherine Best 1984-6-19 1013 Plumas Lakes Basin Camp Ground Comment
  CDA14581  Lewisia triphylla G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3064 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC21599  Lewisia triphylla D. E. Brink Jr.; L. M. Mayer 1975-7-16 Plumas Found along a stream. Comment
  CAS-BOT-BC509314  Lilium kelleyanum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2422 Plumas Between mouth of Butterfly Creek and Valley proper. 914 Comment
  CAS-BOT-BC509316  Lilium kelleyanum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2157 Plumas Beargrass glade 1127 Comment
  CAS-BOT-BC130784  Lilium pardalinum Mrs. H. M. Mitchell 1932-7-1 s.n. Plumas Bucks Lake Comment
  LA22092  Lilium washingtonianum C. W. Hollis; June 1730 1928 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  POM86186  Limnanthes alba Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  JEPS113422  Limosella acaulis Lowell Ahart, John Dittes 2007-6-17 14178 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CAS-BOT-BC246067  Limosella aquatica John Thomas Howell 1962-6-19 37859 Plumas 5.5 miles e. of Beckwourth, Sierra Nevada 1493 Comment
  UC1024291  Linanthus filipes Helen K. Sharsmith 1955-6-28 4520 Plumas near Virgilia; East Branch of the North Fork of Feather River 762 Comment
  JEPS58438  Linanthus harknessii W. L. Jepson 1939-8-12 19405 Plumas Ferris Creek, branch of Last Chance Creek Last Chance Creek 1767 Comment
  UC485789  Linanthus harknessii H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  UC572490  Linanthus harknessii E. Sawyer 1935-6-27 209 Plumas w of Beckwith Buttes (Charlies Valley); Plumas National Forest, Sierraville Quad. 1524 Comment
  RSA122947  Linanthus pungens subsp. pulchriflorus G. T. Nordstrom 1934-7-9 193 Plumas 1.5 miles N of Grizzly Hill 1585 Comment
  JEPS115521  Lindernia dubia var. anagallidea Lowell Ahart, John Dittes 2009-9-7 16403 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  SEINET10493819  Linum lewisii Mary Susan Taylor 1982-5-28 Taylor 4560 A Plumas T25N R14E nw/sw sec 27. Crocker Mt quad. In Sagebrush Scrub in Squaw Valley, jct of 26N70 & 28N01, ca. 16 mi s of Milford. 5600 ft. 1707 Comment
  UC1134749  Listera convallarioides Beryl O. Schreiber 1938-7-10 2525 Plumas 1/4 mi s U.C. Forestry Camp (near Meadow Valley); Plumas National Forest, Bidwell Bar Quadrangle Comment
  CHSC65467  Lithophragma bolanderi Vernon Oswald 1986-6-6 2096 Plumas LaPorte-Quincy Rd. 1.1 mi n of the Middle Fork of the Feather River. 1280 Comment
  CAS-BOT-BC428429  Lithophragma tenellum John Thomas Howell 1951-6-27 s.n. Plumas Jamison Creek 1828 Comment
  SEINET12215667  Lithophragma tenellum Unknown 1978-1 15 Plumas ca 0.2 mi S jct Hwy 70 & Bucks Lake Rd, ca 0.5 mi NW of Boyle Ravine Comment
  CAS-BOT-BC231076  Lithospermum John Thomas Howell 1955-7-19 30757 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC317309  Lithospermum californicum Ella Dales Cantelow 1941-5-21 3481 Plumas Road to Meadow Valley, about 8 miles W of Quincy. 1173 Comment
  CAS-BOT-BC317312  Lithospermum californicum Debbie Bliss 1990-8-14 s.n. Plumas Plumas National Forest, Beckwourth Ranger District, Crocker Compartment. Slope between the SE end of Lake Davis and the SW end of Crocker Mtn. 1874 Comment
  SEINET10454498  Lomatium canbyi Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3882 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  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
  UCD97456  Lomatium nevadense Albert Grigarick 2010-5-11 244 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.5 mi. 1483 Comment
  SJSU4149  Lomatium nudicaule C. W. Sharsmith & W. Savage 1967-5-20 7519 Plumas near S base The Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  CHSC71136  Lomatium plummerae L. P. Janeway 1997-5-14 5127 Plumas West edge of Dixie Valley; north side of Dixie Creek; along the road connection Road 26N70 to Road 28N01. 1691 Comment
  UC1732067  Lomatium plummerae L. P. Janeway 1997-5-14 5127 Plumas Dixie Creek, N side, along the road connection Road 26N70 to Road 28N01 Dixie Valley, W edge 1691 Comment
  JEPS17009  Lomatium triternatum var. macrocarpum M. S. Baker and Frank Nutting 1894-7-6 Plumas Dixey Valley Comment
  CAS-BOT-BC240426  Lonicera hispidula Edward Pittman 1965-10-16 233 Plumas Between Bryant Ravine & Feather Falls 609 Comment
  CDA9312  Lonicera hispidula var. vacillans D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .263 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CAS-BOT-BC243913  Lonicera involucrata var. involucrata M. S. Taylor 1981-7-17 4029 Plumas Ca. 1/4 mi S of Bear Lakes trailhead, Lakes Basin, ca. 6 mi. S of Mohawk 1950 Comment
  CHSC100121  Lonicera involucrata var. involucrata L. P. Janeway; David Toren 2008-9-15 9597 Plumas Northern High Sierra Nevada. Plumas National Forest; along South Branch Middle Fork Feather River at Cascade Creek, 100 m upstream of the Road 22N95 bridge; 1.6 km northwest of Cascade. In sandy ground between the confluence of two creeks. 1068 Comment
  CAS-BOT-BC200950  Lotus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54360 Plumas Near Indian Creek about 0.75 miles northwest of northwest arm of Antelope Reservoir 1584 Comment
  CAS-BOT-BC200958  Lotus A. A. Heller 1938-7-2 15242 Plumas On Highway #24, near Gray's Flat 868 Comment
  UC1042412  Lotus argophyllus var. fremontii John Thomas Howell 1951-6-29 27767 Plumas Feather River Canyon 548 Comment
  UC1586414  Lotus crassifolius Vernon H. Oswald and Lowell Ahart 1991-6-18 4679 Plumas ca 4 mi air n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd)) 1609 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
  RSA186425  Lotus oblongifolius var. nevadensis D. D. Keck 1932-7-3 1710 Plumas Quincy Comment
  UC726031  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15231 Plumas just n Quincy (near the river bridge over Spanish Creek) 1097 Comment
  UC862216  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15231 Plumas just n Quincy (near the river bridge) 1097 Comment
  CAS-BOT-BC201254  Lupinus Clare B. Hardham 1975-8-2 20476 Plumas Black Mt. 2133 Comment
  JEPS125949  Lupinus adsurgens var. adsurgens D. W. Taylor 2000-7-30 17534 Plumas Genesee Valley, road to Antelope Lake Reservoir (Forest Road 172) ca 3 miles E of Genesee Comment
  SEINET10544036  Lupinus albicaulis subsp. wolfianus Melvin L. Conrad, Douglas G. LeDoux; Patricia L. Kenney 1973-6-5 Conrad 7050 Plumas Yellow pine and douglas fir in plumas nat. For. Off hwy 70 1067 Comment
  CHSC55697  Lupinus albifrons var. albifrons Steven Triano 1988-4-17 66 Plumas Along n side of Hwy. 89 ca 3.3 mi n of its jct. with Hwy. 70. 1005 Comment
  UC82284  Lupinus albifrons var. collinus R. N. A. July 1894 462 Plumas Lassens Peak Comment
  CHSC70794  Lupinus andersonii B. Castro 1995-7-12 583 Plumas Ca 4 air mi SW of Bucks Lake, ca 1 mi S of Buckhorn Creek, at the W edge of USFS Rd 23N18. Near headwaters of tributary to upper end of Axford Creek, just above small moist meadow. 1615 Comment
  CHSC118701  Lupinus andersonii Chelsea Morgan 2015-6-28 2015022 Plumas Plumas National Forest. Located near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1 UTM 688739 E, 4455754 N, NAD83 Zone 10N. 1800 Comment
  CAS-BOT-BC8516  Lupinus angustiflorus Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen National Park Comment
  CHSC52424  Lupinus arbustus L. P. Janeway 1990-6-8 3707 Plumas Plumas National Forest. Little Long Valley, E-facing side of canyon; along rd 23N12 ca 0.8 mi N of jct with rd 23N51. 1722 Comment
  JEPS121740  Lupinus arbustus B. Castro and L. P. Janeway 2008-6-6 1736 Plumas Northern High Sierra Nevada. Upper watershed of Thompson Valley, ~ 1.5 mi NW of the mouth of McReynolds Creek at Red Clover Creek. Along USFS Rd 25N05 (Squaw Valley Rd) just E of its jcn with small dirt rd to lower Thompson Valley. Comment
  JEPS15480  Lupinus arbustus Joseph and Hilda Grinnell 1938-6-11 1097 a Plumas Mohawk 1371 Comment
  SJSU14722  Lupinus arbustus N. A. Hopkins 1991-6-28 1692 Plumas between Medford fork & Doyles Crossing on rd fronm Red Clover Valley to Janesville 1524 Comment
  SEINET10973210  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-6-1 Taylor 4586 Plumas T26N R9E center sec 15. Greenville SW quad. N side of 20r, opposite Round Valley Reservoir, ca. 2 air mi w of Crescent Mills. 4600 ft. 1402 Comment
  CAS-BOT-BC196346  Lupinus argenteus var. argenteus L. P. Janeway; Garrett Gibson 1991-6-13 4008 Plumas Between Middle Fork Feather River and Hwy 70, ca 0.3 mi east of Claireville Flat 1484 Comment
  CHSC60181  Lupinus argenteus var. argenteus L. P. Janeway; Garrett Gibson 1991-6-13 4008 Plumas Plumas National Forest. Between Middle Fork Feather River and Hwy 70, ca 0.3 mi east of Claireville Flat. 1484 Comment
  UCD23346  Lupinus argenteus var. argenteus E. W. Jameson 1949-5-6 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  CAS-BOT-BC208801  Lupinus argenteus var. heteranthus G. H. True 1938-7-6 s.n. Plumas Top of Milford Grade Comment
  CAS-BOT-BC208843  Lupinus argenteus var. meionanthus A. A. Heller; B. B. Kennedy 1907-7-16 8864 Plumas Genessee Valley near Genessee Comment
  CAS-BOT-BC196672  Lupinus breweri var. breweri H. D. Ripley; R. C. Barneby 1943-6-13 5709 Plumas 10 miles S. of Milford, in N. Plumas Co. 1767 Comment
  CHSC61732  Lupinus breweri var. breweri L. P. Janeway; Jim Battagin, Rob Russell 1993-8-4 4493 Plumas Plumas National Forest. At Lovejoy site. Just north of the confluence of Blakeless Creek and Little Grizzly Creek; along Road 112. 1783 Comment
  RSA59277  Lupinus confertus E. K. Balls 1950-8-31 15571 Plumas 0.5 mile south of Spanish Creek, Hw. 24, north of Quincy. American Valley. 1067 Comment
  SEINET10937071  Lupinus confertus William E. Harmon 1969-8-18 Harmon 1563 Plumas Portola, 2 mi. W roadside in jeffrey pine forest. Comment
  SEINET10937072  Lupinus confertus Charles Piper Smith 1921-7-17 Smith 3438 Plumas Stamplei - indian valley low lands. Comment
  CAS-BOT-BC215127  Lupinus dalesiae Elmer I. Applegate 1934-5-3 8907 Plumas 6 miles NW of Quincy Comment
  CAS-BOT-BC215371  Lupinus dalesiae M. S. Taylor 1982-5-25 4530 Plumas W side of Peoria Creek Road (23N10), 13.5 miles SW of it junction with Poplar Creek just S of Sloat 1463 Comment
  CAS-BOT-BC215377  Lupinus dalesiae M. S. Taylor 1982-6-17 4691 Plumas Both sides of 23N44Y, 1.3 miles W of its junction with 23N50Y, ca. 2 air miles SW of SLoat 1493 Comment
  CAS-BOT-BC215381  Lupinus dalesiae M. S. Taylor 1982-6-23 4719 Plumas S side of 23N43Y, 2.4 miles W of its junction with Peoria Creek Road (23N10), ca. 1 mile S of English Bar, ca. 6 miles SW of Sloat 1402 Comment
  CAS-BOT-BC215387  Lupinus dalesiae M. S. Taylor 1982-6-27 4546 Plumas W side of Bucks Lake-Spanish Creek Road across from 1084 residence in Meadow Valley 1127 Comment
  CAS-BOT-BC215390  Lupinus dalesiae M. S. Taylor 1982-6-2 4597 Plumas Along 23N11, on loop through Cogswell Ravine, 3.2 miles NE of Jackson Creek Campground, ca. 5 air miles N of Mohawk 1737 Comment
  CAS-BOT-BC215405  Lupinus dalesiae Charles Piper Smith 1947-5-22 47336 Plumas Quincy Road, 2.2 miles E of Meadow Valley Comment
  CAS-BOT-BC215412  Lupinus dalesiae M. S. Taylor 1982-6-1 4575 Plumas On N side of Highway 70, Indian Hill, ca. 1 mile W of Quincy 1097 Comment
  CDA13859  Lupinus dalesiae G. F. Hrusa, T. D. Wilfred 1996-7-23 13401 Plumas Sierra Nevada; above USFS 23N22. Approx. 2 mi. WSW Spring Garden Comment
  CHSC36858  Lupinus dalesiae M. S. Taylor 1982-7-12 4817 Plumas Along Eureka Ridge, on Eureka Peak Rd (22N75Y), 0.5 mi s of its jct with McRae Meadows turnoff, ca. 6 air mi w of Mohawk. 2103 Comment
  CHSC36859  Lupinus dalesiae M. S. Taylor 1982-7-12 4818 Plumas Along Eureka Peak Rd, ca. 1.5 mi s of McRae Meadows turnoff, ca. 6 air mi w of Mohawk. 2164 Comment
  CHSC36860  Lupinus dalesiae M. S. Taylor 1982-7-12 4809 Plumas Cobbly slope on s side of 23N09, near headwaters of Bear Creek, ca. 5 air mi w of Mohawk. 1889 Comment
  JEPS105987  Lupinus dalesiae Lowell Ahart, Josephine Guardino 2004-5-24 10950 Plumas Old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1208 Comment
  UC1485470  Lupinus dalesiae M. S. Taylor and M. Foster 1981-6-3 3833 Plumas n side of rd 23N11 ca 3 mi s Happy Valley (on hwy 70 ca 2 air mi e of Cromberg, near head of Cogswell Ravine); near head of Cogswell Ravine, s of Happy Valley 1767 Comment
  CAS-BOT-BC215409  Lupinus dalesiae John Thomas Howell; Gordon H. True 1968-6-10 44559 Plumas Just N of Garner Park, Quincy 1036 Comment
  SEINET10452053  Lupinus dalesiae Mary Susan Taylor 1982-7-7 Taylor 4786 Plumas T23N R11E se/sw sec 14. Johnsville quad. S side of 4 wheel drive rd, 0.8 to 0.6 mi e of its jct with Poplar Creek Rd (23N08), ca. 1 mi se of Sloat. 4200 ft. 1280 Comment
  SEINET10485181  Lupinus dalesiae Mary Susan Taylor 1982-8-23 Taylor 5040 Plumas T25n r8e nw1/4se1/4 sec 20. Almanor ne quad. On s side of virgilia-meadow Valley rd (25n17), 0.3 and 1.0 mi. W of its jct with 25n20 (hambly ravine Turnoff), ca. 0.5 Mi. S of virgilia. Mixed evergreen forest (burned sometime Ago). With eriogonum nudum, epilobium paniculatum. 1128 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
  SEINET10906996  Lupinus dalesiae Mary Susan Taylor 1982-5-26 Taylor 4539 Plumas T23N R10E ne/sw sec 10. Blue Nose Mt quad. W side of Quincy-LaPorte Rd, 0.2 mi n of end of pavement, 1.1 mi s of its jct with Fells Creek Rd, ca. 4 mi sw of Spring Garden. 4100 ft. 1250 Comment
  SEINET10906997  Lupinus dalesiae Mary Susan Taylor 1982-6-17 Taylor 4689 Plumas T23N R11E sw/nw sec 17. Blue Nose Mt quad. S side of 23N44Y, 0.2-0.3 mi w of its jct with 23N50Y-Bell Bar Cr Rd, ca, 2 air mi sw of Sloat. Elev 4900 ft. 1493 Comment
  SEINET8042175  Lupinus formosus A. A. Heller, P. B. Kennedy 1907-7-16 8862 Plumas Genessee valley near Genessee Comment
  JEPS106020  Lupinus grayi Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10957 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1251 Comment
  RSA715534  Lupinus grayi John Dittes, Josephine Guardino 2005-6-4 1144 Plumas Northern High Sierra Nevada Range; drainage of East Branch Lights Creek, ca. 12.3 air-miles northeast of Taylorsville, ca. 5.7 air-miles southwest of Diamond Mountain, ca. 4.2 air-miles southeast of Indicator Peak., South-facing slope ca. 850 north of confluence of East Branch Lights Creek and Morton Creek, ca. 1232 northeast of junction of FS road 28N03 and county road 213. 1374 Comment
  SEINET10837724  Lupinus grayi Duane Isely, I. Isely 1971-7-13 Isely 11397 Plumas Spring garden. Fls. Lt. Purple to pale lavender; standard recurved ca 45 Degrees. 1216 Comment
  UCD108138  Lupinus latifolius Michael A. Vincent 1999-6-8 8556 Plumas Plumas National Forest, Milford Ranger District. Along FS 26N17 just north of FS 26N40. Comment
  SEINET10841148  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-7-21 Taylor 4890 Plumas T23N R10E se/se sec 9. Blue Nose Mt quad. Along Willow Creek and above slope, ca. 0.5 mi nw of Nelson Point, ca. 5 mi se of Quincy. 4300 ft. 1310 Comment
  CHSC36211  Lupinus latifolius var. columbianus M. S. Taylor 1982-7-12 4824 Plumas At jct of small creek to Jamison Creek, on n side of rd 507, just w of Plumas-Eureka State Park boundary, 2.0 mi sw of Johnsville. 1767 Comment
  CHSC60094  Lupinus lepidus var. confertus L. P. Janeway 1990-7-25 3816 Plumas Plumas National Forest. Open grassy meadow flats on NE side of Middle Fork Feather River at Mohawk. 1325 Comment
  JEPS113617  Lupinus lepidus var. confertus Lowell Ahart, John Dittes 2007-6-16 14119 Plumas West of a small stream, on the south side of County Road 111 (Beckwourth Genesee 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
  SBBG9164  Lupinus lepidus var. confertus H. and M. Dearing 1938-7-2 2267 Plumas Feather River Hwy Comment
  UC727127  Lupinus lepidus var. confertus A. A. Heller 1938-6-14 15160 Plumas along the Feather River Highway near Gray's Flat; along the Feather River Highway near Gray's Flat 868 Comment
  CDA27457  Lupinus lepidus var. confertus T. C. Fuller 1980-8-5 20298 Plumas South side of Main Street just west of Beckwourth-Genesee Road, Beckwourth. Comment
  UC1481375  Lupinus lepidus var. confertus W. E. Harmon 1969-8-18 1563 Plumas 2 mi w Portola; w <of> Portola Comment
  CHSC35930  Lupinus lepidus var. lobbii M. S. Taylor 1982-6-23 4720 Plumas Flat ridge running n off 23N43Y at loop in road, 1.5 mi w of its jct Peoria Creek Rd (23N10), ca. 6 air mi sw of Sloat. 1402 Comment
  CHSC110948  Lupinus lepidus var. sellulus L. P. Janeway 2013-8-28 11198 Plumas Northern High Sierra Nevada. Plumas National Forest; top of a low broad ridge between Tamarack Flat and South Branch Middle Fork Feather River. 1693 Comment
  CHSC53201  Lupinus lepidus var. sellulus L. P. Janeway 1989-6-13 3301 Plumas Plumas National Forest. Forest along southerly side of Red Clover Valley. 1688 Comment
  CHSC97527  Lupinus lepidus var. sellulus Lowell Ahart; John Dittes 2007-6-16 14119 Plumas West of a small stream, on the south side of County Road 111 (Beckwourth Genesee 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
  RSA0018282  Lupinus nanus Joan Stewart 2000-06 1043 Plumas Plumas National Forest Comment
  JEPS105989  Lupinus onustus Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10952 Plumas On the east side of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1230 Comment
  RSA0076010  Lupinus onustus Daisie Huang 2006-8-11 06081108 Plumas Forest Rd. 18N38, 4.9 ENE of its jct with Old Haun Rd. 1744 Comment
  UC338169  Lupinus onustus J. G. Lemmon Sept. 1874 Plumas Greenville Peak Comment
  UC665312  Lupinus onustus Elmer I. Applegate 1934-5-3 8910 Plumas 2 mi n Quincy; n of Quincy Comment
  SEINET10488895  Lupinus sellulus Patricia L. Kenney 1973-6-5 Kenney 438 Plumas Collected along a stream along hwy. 70, 6 Mi s from jct. Of hwy. 89 And 70. Douglas fir and yellow pine. 1067 Comment
  RSA414243  Lupinus sellulus subsp. sellulus Anstruther Davidson 1928-7-1 s.n. Plumas Feather River. Comment
  SEINET10490886  Lupinus sellulus var. sellulus Charles Piper Smith 1921-7-14 Smith 3425 Plumas Quincy - near church. Comment
  SEINET10490887  Lupinus sellulus var. sellulus Charles Piper Smith 1921-7-16 Smith 3432 Plumas Greenville ridge. Comment
  JEPS96116  Luzula cascadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8053 Plumas High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. 1371 Comment
  CAS-BOT-BC436595  Luzula cascadensis Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Drakesbad Meadow Comment
  CAS-BOT-BC436599  Luzula cascadensis John Thomas Howell 1962-6-17 37648 Plumas Sierra Nevada: Butterfly Valley 1036 Comment
  POM290431  Luzula comosa Lyman Benson 1932-7-29 4009 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  SD46470  Luzula comosa Robert J. Weatherby 1955-6-26 1544 Plumas Scattered in moist ground on exposed sides of boulders. Mud Lake, Lakes Basin Area. 2103 Comment
  UCD142104  Luzula comosa W. R. Powell 1968-7-2 1593 Plumas around southeast side of Little Grass Valley Reservoir, 3 miles northeast of La Porte. 1554 Comment
  CAS-BOT-BC436679  Luzula comosa var. laxa Robert J. Weatherby 1955-6-26 1544 Plumas Mud Lake, Lakes Basin area 2103 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
  CHSC37196  Luzula comosa var. laxa L. Ahart 1982-7-30 3736 Plumas In a small meadow near dirt rd, ca. 2 mi n of Ohio Ravine, ca. 3 mi n of Hardquartz Mine, ca. 4 mi s of Bucks Lake. 1700 Comment
  CAS-BOT-BC436675  Luzula comosa var. laxa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54098 Plumas Sierra Nevada: 10.6 miles NE of La Porte on road to Quincy 1889 Comment
  SEINET10537473  Lychnis coronaria Mary Susan Taylor 1982-8-23 Taylor 5035 Plumas T25N R9E sw/sw sec 18. Almanor SE quad. Under PG&E wire between dirt rd and Feather River, in seep on slope ca. 1/4 mi n of Dutch Creek, ca. 0.5 mi ne of Twain. Riparian; 2800 ft. 853 Comment
  CHSC63704  Lycopus uniflorus Vernon H. Oswald 1994-9-6 6474 Plumas Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  POM75872  Lysimachia thyrsiflora Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC40636  Lythrum portula Lowell Ahart 1985-9-26 5176 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  JEPS113929  Lythrum portula W. and N. Harnach 2000-8-2 963 Plumas Sierra VAlley 1.5 miles south of Hwy 70 on A-23, 25 miles east of A-23. South of Beckwourth, CA (Sierra VAlley Farms). Comment
  CAS-BOT-BC342646  Madia citrigracilis V. Oswald; L. Ahart 1988-8-4 3675 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park 1676 Comment
  CAS-BOT-BC344470  Madia exigua John Thomas Howell 1962-6-17 37676 Plumas Butterfly Valley 1036 Comment
  JEPS115873  Madia exigua Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15887 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  CHSC65375  Madia glomerata Lowell Ahart 1995-9-13 7623 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC79686  Madia glomerata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13266 Plumas Northern California; Sierra Nevada Flora - Plumas National Forest. Adjacent to Bull Run Creek of USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 1950 Comment
  CHSC97055  Madia glomerata Lowell Ahart; Josephine Guardino 2007-7-20 14336 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  JEPS107878  Madia glomerata Lowell Ahart, John Dittes 2005-9-20 12437 Plumas Along the dry stream, north of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2041 Comment
  UCR123372  Madia glomerata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6879 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  RSA59442  Madia glomerata E. K. Balls 1950-9-8 15728 Plumas Lakes Center Public Campground. 2043 Comment
  SEINET11601374 Image available Madia glomerata A. A. Heller, P. B. Kennedy 1907-7-18 8883 Plumas Beckwith [Beckwourth] Comment
  UC711912  Madia glomerata Roxana S. Ferris and Laura Lorraine 1941-8-9 10430 Plumas near village; Lake Almanor Public Camp Comment
  CAS-BOT-BC343250  Madia gracilis John Thomas Howell 1926-7-26 2122 Plumas Near Prattville 1463 Comment
  RSA13375  Madia gracilis Daniel Cleveland 1882-7-24 s.n. Plumas Big Meadows. Comment
  CAS-BOT-BC343258  Madia gracilis David D. Keck 1932-7-3 1617 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  UCD134298  Madia gracilis John Thomas Howell; T. C. Fuller, G. D. Barbe 1981-6-24 54252 Plumas about 2.5 miles southeast of Mt. Hough on the road of Quincy. 1798 Comment
  RSA715611  Mahonia aquifolium L. Ahart, John Dittes 2005-6-1 11842 Plumas On the west side of the North Fork of the Feather River, at Indian Jim Campground, on the east side of Highway 70, about 3/4 mile southwest of Chambers Creek. 647 Comment
  SEINET5339093  Mahonia sonnei R. J. Holl 1948-4-20 24 Plumas Sierra Valley, bank of Feather River, 1 mile west of Beckwith. 1524 Comment
  SEINET5725140 Image available Maianthemum racemosum subsp. racemosum L. P. Lynch 1975-1 1295 Plumas just south of Paxton; Paxton Comment
  CHSC33603  Maianthemum stellatum M. S. Taylor; M. Foster 1981-6-8 3862 Plumas Ca. 1/4 mi s of jct of 24N08 and 25N93, ca. 1 air mi nw of Bagley Pass, ca. 0.5 mi s of Red Clover Valley. 1737 Comment
  RSA508637  Maianthemum stellatum Mrs. R. M. Austin 1880-6-16 s.n. Plumas Big Meadows Comment
  RSA0091377  Maianthemum stellatum Bonnie C. Templeton 1968-1 11296 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC347522  Malacothrix floccifera J. T. Howell 1959-9-21 s.n. Plumas Slaty road-cut Feather R. Canyon at East Branch Comment
  CAS-BOT-BC71085  Marsilea vestita John Thomas Howell 1962-6-19 37856 Plumas Alkaline Flat, 5.5 miles E. of Beckwourth 1493 Comment
  JEPS102440  Marsilea vestita subsp. vestita Lowell Ahart 2001-10-8 9320 Plumas Below the high water line of Antelope Lake, at the day camp that is north of Dedication Island, Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  UC1586018  Marsilea vestita subsp. vestita Barbara Ertter 1988-10-21 8008 Plumas ca. 1.5 mi e of Chester ( Lake Almanor, e end of causeway, on Hwy. 36, n of road) 1341 Comment
Read comments Aug 31 2012
  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
  UCD107740  Medicago lupulina Robbins and Raynor 1943-6-1 s.n. Plumas Belden. Comment
  CAS-BOT-BC271199  Melica John Thomas Howell; H. Keith Wagnon 1980-5-27 53636 Plumas About 2 miles northwest of Almanor, Sierra Nevada 1389 Comment
  CHSC102604  Melica aristata L. P. Janeway; B. Castro 2009-7-18 9861 Plumas Northern High Sierra Nevada. Near the head of a major northwestern fork of Toland Creek, 1.7 air km northeast of Soapstone Hill and about 100 m southeast of Oroville-Quincy Hwy. 1643 Comment
  CAS-BOT-BC282095  Melica fugax Lowell Ahart 1977-6-20 s.n. Plumas About 6 miles N of La Porte 2000 Comment
  CAS-BOT-BC282099  Melica fugax Hans Leschke 1954-7-3 s.n. Plumas Lassen Volcanic National Park. 0.25 mile SE of Boiling Springs Lake 1859 Comment
  CAS-BOT-BC282104  Melica fugax Lowell Ahart 1983-8-17 4319 Plumas W of Pilot Peak, NE of La Porte, near the Quincy La Porte Road, near Onion Valley 2000 Comment
  CAS-BOT-BC282106  Melica fugax L. P. Janeway 1992-5-22 4201 Plumas S side of Middle Fork Feather River, just S of railroad tracks, ca 2.7 miles E of Portola 1493 Comment
  CDA18751  Melica fugax G. D. Barbe, T. C Fuller 1982-7-16 3766 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
  CHSC87990  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11154 Plumas On the north side of a forest road, small meadow, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  UC1137053  Melica fugax August L. Hormay Plumas Long Canyon Plumas National Forest (near plots) Comment
  SEINET10599382  Melica fugax Vernon H. Oswald, Lowell Ahart 1995-7-24 Oswald 7125 Plumas T30N R7E NE1/4 NE1/4 Sec. 34, High Cascade Range, Red Fir Forest. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. Growing in dry rocky volcanic soil in open, recently logged forest. 1920 Comment
  CHSC76825  Melica harfordii L. P. Janeway 1997-5-29 5136 Plumas East Branch North Fork Feather River about 0.5 mi west of Soda Creek and 0.1 mi north of Hwy 70 along Road 25N21. At edge of the dirt road. 952 Comment
  JEPS120105  Melica harfordii Lowell Ahart 2012-7-1 18259 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. Comment
  UCD88495  Melica stricta H. S. Yates 1912-7-18 s.n. Plumas Portola. 1828 Comment
  CAS-BOT-BC264180  Melica subulata John Thomas Howell 1960-7-22 35903 Plumas Devil's Kitchen to Drakesbad, Lassen Volcanic National Park 1828 Comment
  CHSC88187  Melica subulata Lowell Ahart 2004-7-27 11311 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1645 Comment
  UCD88624  Melica subulata John Thomas Howell 1960-7-22 35903 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad. 1676 Comment
  CAS-BOT-BC264178  Melica subulata John Thomas Howell 1960-7-20 35713 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  JEPS115200  Mentha arvensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16121 Plumas Edge of a meadow or seep, about 20 yards north 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
  CHSC52033  Mentha canadensis L. P. Janeway 1990-8-28 3835 Plumas Plumas National Forest. S side of Red Clover Cr on E side of Notson Bridge. 1554 Comment
  CHSC59916  Mentha canadensis L. P. Janeway 1992-7-23 4276 Plumas Plumas National Forest. Gravel bar on north side of Middle Fork Feather River near the mouth of Bonta Creek; behind Mohawk Ranger Station. 1315 Comment
  CHSC72315  Mentha canadensis L. P. Janeway 1998-9-10 6276 Plumas Along the northwest shore of Snag Lake; about 5 mi northwest of Quincy. 1205 Comment
  CHSC101846  Mentzelia dispersa Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15876 Plumas About 1600 feet southwest of Lake Almanor Dam. 1386 Comment
  CHSC115175  Mentzelia dispersa Lowell Ahart 2015-6-7 20212 Plumas About 80 yards west of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  CHSC41465  Mentzelia dispersa Lowell Ahart 1986-7-25 5369 Plumas Along Cleghorn Bar Road, about 4 miles north-west of Pilot Peak. 1828 Comment
  SD7602  Mentzelia laevicaulis Mrs. R. M. Austin 1875-1 Plumas Soda Springs Comment
  RSA0015435  Menyanthes Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  RSA219009  Mertensia ciliata var. stomatechoides J. L. Gentry Jr., David Vierig 1968-6-21 2082 Plumas Mt. Hough, 10.5 miles northeast of Quincy on Mt. Hough-Crystal Lake Road. 2027 Comment
  CAS-BOT-BC428604  Micranthes bryophora Rimo Bacigalupi 1927-7-7 1634 Plumas Long Lake Comment
  CAS-BOT-BC428883  Micranthes californica John Thomas Howell; H. Keith Wagnon 1980-5-26 53586 Plumas Lewisia Rock, Feather River Canyon, 3.5 miles southwest of Belden. 609 Comment
  LA208007  Micranthes integrifolia E. D. Merrill; 1929-7-13 Plumas Sierra Nevada, Silver Lake 1828 Comment
  CHSC35259  Micranthes oregana M. S. Taylor 1981-6-18 3937 Plumas Along spring crossing Beckwourth-Genesee Rd n of Crystal Creek, ca. 2 mi s of Notson Bridge, ca. 17 air mi ne of Blairsden. 1737 Comment
  CAS-BOT-BC349335  Microseris nutans John Thomas Howell; Gordon H. True 1967-7-11 43314 Plumas About 3 miles southeast of Mt. Hough 1706 Comment
  CAS-BOT-BC349339  Microseris nutans Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CAS-BOT-BC349346  Microseris nutans Alice Eastwood 1927-6-27 14880 Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] Comment
  CHSC41187  Microseris nutans J. D. Jokerst 1984-6-13 2044 Plumas South of Grizzly Creek ca 3-400 meters, ca 30 meters N. of USFS logging road (spur) 26N08C, ca 2 air miles E of Peacock Point. 1432 Comment
  CAS-BOT-BC349344  Microseris nutans Mrs. H. C. Cantelow 1939-5-20 2548 Plumas Rock Creek Rd. w. of Quincy Comment
  RSA726355  Microsteris gracilis subsp. gracilis L. Ahart, John Dittes 2007-6-16 14110 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  RSA83067  Microsteris gracilis subsp. gracilis Verne Grant, Alva Grant 1948-6-13 8582 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  UC964787  Mimulus aurantiacus var. grandiflorus Milo S. Baker 1952-5-27 12474 Plumas Camp Storrie, along Hiway 24 Feather River Canyon Comment
  POM147038  Mimulus bicolor Alice Eastwood 1927-06 14625 Plumas On trail to Long Valley. United States Forest Reserve. Comment
  OBI30573  Mimulus guttatus Bernie Smith 1966-7-5 174 Plumas Middle fork of South Branch of Feather River. Near spring draining into river Comment
  NY68366  Mimulus kelloggii R. M. Austin 1871-1 s.n. Plumas Comment
  JEPS108978  Mimulus microphyllus Lowell Ahart 2006-10-8 13395 Plumas Gravel bar on the west side of Chips Creek, just south of the bridge on Highway 70, about 1 1/4 miles southwest of Belden 715 Comment
  RSA519037  Mimulus moschatus Barbara J. Ertter, Gary Schoolcraft 1989-7-3 8633 Plumas Near Bear Creek crossing on Lone Rock road, Diamond Mts ca 9 airmiles S of Susanville. 1768 Comment
  RSA165579  Mimulus nanus var. mephiticus Clare B. Hardham 1961-6-15 7426 Plumas Engelmine. 1829 Comment
  HSC31375  Mimulus primuloides Larry E. DeBuhr, G. D. Wallace 1972-5-21 591 Plumas Plumas National Forest: at pond reservoir in Butterfly Valley about 1 mi. SW of Keddie 1037 Comment
  UCR137171  Mimulus primuloides Larry E. DeBuhr, G. D. Wallace 1972-5-21 591 Plumas Butterfly Valley, Plumas National Forest, at pond resevoir in Butterfly Valley about 1 mile SW of Keddie 1037 Comment
  SEINET10570270  Mimulus pygmaeus Mary Susan Taylor 1981-6-19 Taylor 3933 Plumas T27N R7E ne/ne sec 10. Almanor SW quad. SW side of Lake Almanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi NW of Prattville, ca. 3/4 mi E of Hwy 89. 4500 ft elev. 1372 Comment
  JEPS8140  Mimulus torreyi W. L. Jepson 1910-6-5 4070 Plumas Warner Valley 1524 Comment
  RSA324433  Mimulus torreyi Helen-Mar Wheeler 1944-8-23 s.n. Plumas Cascade Creek. 1250 Comment
  UC1127236  Mitella breweri A. Lewis 1934-6-18 489 Plumas 1 mi nw Whiskey Diggings; Plumas National Forest, Downieville Quadrangle Comment
  SEINET10483082  Mitella pentandra Mary Susan Taylor 1982-6-16 Taylor 4687 Plumas T23N R10E sw/se sec 8. Onion Valley quad. W side of 24N13 along small creek, 1.4 mi s of its jct with Willow Creek Rd (23N90), ca. 4 air mi se of Quincy. Alt. 5000 ft. 1524 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
  OBI13633  Monardella breweri subsp. lanceolata Lewis S. Rose 1967-7-19 67175 Plumas Twain, North Fork, Feather River 853 Comment
  CDA40935  Monardella follettii L. P. Janeway 2001-8-5 7422 Plumas High Cascade Range; Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). Comment
  CHSC61737  Monardella follettii L. P. Janeway 1993-7-15 4439 Plumas Plumas National Forest. Steep northwest-facing slope overlooking Virgilia (East Branch North Fork Feather River) at the saddle between Bean Creek (a tributary of upper Spanish Creek) and Berry Creek ( a tributary of East Branch North Fork Feather River). 1563 Comment
  CHSC61742  Monardella follettii L. P. Janeway 1993-7-15 4454 Plumas Plumas National Forest. Ridge between Rattlesnake Gulch and Twelvemile Ravine; along Rd 25N17 2.4 mi northwest of the saddle on the divide between upper Spanish Creek and East Branch North Fork Feather River; at a switchback. 1447 Comment
  CHSC118658  Monardella follettii Noah Siegel 2015-7-29 2015007 Plumas Plumas National Forest. Located on the north side of Rush Creek Hill, just south of Forest Service road 26N67F4. UTM 660981 E, 4437231 N, NAD83 Zone 10N. 1825 Comment
  CHSC118830  Monardella follettii Noah Siegel 2015-7-29 2015006 Plumas Plumas National Forest. Located on eastern Rush Creek Hill. Forest Service road 27N67 near 26N22L. UTM 659415 E, 4437357 N, NAD83 Zone 10N. 1675 Comment
  SEINET10582325  Monardella follettii A. Graff 1993-7-22 Graff 309 Plumas Plumas National Forest. Meadow Valley Rd. south, on southeast-facing road shoulder. T25N,R8E,S29. Locally frequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Comment
  CHSC56858  Monardella odoratissima L. P. Janeway 1991-8-3 4106 Plumas Plumas National Forest. Near top of ridge, south end of Grizzly Ridge and ca 1 3/4 mi west of Smith Peak. 2072 Comment
  CHSC75509  Monardella odoratissima G. F. Hrusa; J. Dinsdale 1989-6-25 7193 Plumas Sierra Nevada. At Bucks Lake north shore. [Original lat./long. on label is '39 54 N; 121 10 W']. 487 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
  CHSC91773  Monardella odoratissima subsp. odoratissima G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-26 3346 Plumas Sierra Nevada. 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  CHSC108112  Monardella odoratissima subsp. pallida Lowell Ahart 2011-9-20 17685 Plumas Along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  CHSC117634  Monardella odoratissima subsp. pallida Lowell Ahart 2016-8-30 21327 Plumas On the west side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CHSC52040  Monardella odoratissima subsp. pallida L. P. Janeway 1989-6-22 3376 Plumas Plumas National Forest. Along rd 24N49Y 0.2 mi W of Crocker Cr; vicinity of Crocker Guard Sta. 1767 Comment
  CAS-BOT-BC318567  Monardella odoratissima subsp. pallida Mrs. A. L. Coombs 1906-6-1 s.n. Plumas Prattville Comment
  SEINET10902646  Monardella odoratissima subsp. pallida Mary Susan Taylor 1981-8-4 Taylor 4157 Plumas T28N R11E se 1/4 sw 1/4 sec 11. Diamond Mt. quad. On top of Red Rock Lookout, ca. 8 air mi NW of Antelope Lake, ca. 15 air mi ne of Taylorsville. Meta- volcanic andesite. 7596 m 2316 Comment
  SEINET5333425  Monardella odoratissima subsp. pallida A. A. Heller 1907-7-9 8774 Plumas Prattville 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
  CHSC91753  Monardella sheltonii G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3286 Plumas Sierra Nevada foothills. 0.7 mile south of Arlington Road (Main Street, Taylorsville), on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  JEPS119729  Monardella sheltonii Lowell Ahart 2012-7-1 18261 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. Comment
  SD149141  Monardella sheltonii John Thomas Howell 1975-7-22 51350 Plumas 2 miles northwest of Spring Garden Comment
  CAS-BOT-BC220491  Monardella sheltonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54192 Plumas 1.9 miles north of Grays Flat on road to Long Valley 1249 Comment
  UC1502547  Monardella stebbinsii John C. Stebbins 1981-8-2 Plumas 1.1 mi n Queen Lily Campground (along the w side of Caribou Road) 853 Comment
  PASA1146  Monardella villosa Margaret Stason 1932-6-22 Plumas Roadside, Lake Almanor Comment
  CAS-BOT-BC444739  Montia chamissoi H. E. Brown 1897-8-1 5632 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC444744  Montia chamissoi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54107 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CAS-BOT-BC444746  Montia chamissoi Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC97580  Montia fontana subsp. chondrosperma Lowell Ahart; John Dittes 2007-6-16 14100 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC445094  Montia linearis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2080 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC445096  Montia linearis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-8 1800 Plumas Butterfly Botanical Area and Vicinity. Butterfly Valley meadow 1066 Comment
  RSA39891  Montia linearis P. A. Munz 1947-5-16 11837 Plumas 8 miles north of Chilcoot. 1524 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
  CHSC113872  Muhlenbergia filiformis Lowell Ahart 2014-8-31 19807 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4-1/2 miles (air) northwest of La Porte. 1810 Comment
  CHSC44581  Muhlenbergia filiformis Lowell Ahart 1975-9-13 985 Plumas Along Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC81852  Muhlenbergia filiformis Lowell Ahart 2001-10-8 9314 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  CHSC94990  Muhlenbergia filiformis Lowell Ahart 2006-10-23 13500 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
  UC1024666  Muhlenbergia filiformis Leo Whitney 1934-8-23 2183 Plumas ca 15 mi n Beckwith; Plumas National Forest, Willow Creek 1950 Comment
  SEINET4672127  Muhlenbergia filiformis R. McKee, H. L. Westover 1918-6-15 s.n. Plumas Chester Comment
  UC2058702  Myosotis discolor Tom Reyes, Heather Smith 2015-4-22 135 Plumas Terminal Geyser Comment
  UC1560385  Myosotis scorpioides E. Joyal and D. Mehlman 1988-7-3 1305 Plumas s.e. Graeagle (and 1 mi. s.e. of Clio, Hwy. #89 at <Sulhur> Creek); <Sulhur> Creek 1200 Comment
  UC1560389  Myosotis scorpioides E. Joyal and D. Mehlman 1988-6-30 1300 Plumas 2 - 2.5 mi. s. Graeagle (along hwy. #89, Mill Creek and its tributaries); Mill Creek 1200 Comment
  UCR248226  Myriophyllum hippuroides B. Villegas 2008-7-24 s.n. Plumas Northern Sierra Nevada Mtns., Indian Creek, south of Crescent Mills, near County road A22 1064 Comment
  CHSC97522  Myriophyllum sibiricum Lowell Ahart; John Dittes 2007-6-17 14164 Plumas In Red Clover Creek, about 50 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
  JEPS116013  Myriophyllum sibiricum Lowell Ahart 2009-9-7 16393 Plumas In 3-4 feet of water, Lake Almanor, about 1000 feet northwest of Lake Almanor Dam 1591 Comment
  RSA52944  Myriophyllum verticillatum R. Weatherby 1950-7-28 1493 Plumas Indian Creek, on road to Taylorsville. 1067 Comment
  UC1965873  Myriopteris parryi J. G. Lemmon July, 1876 Plumas Taylorsville, Indian Valley Comment
  SD6686  Nama lobbii Mrs. R. M. Austin 1877-1 Plumas Spanish Peak Comment
  UC1075740  Nama lobbii Robert J. Weatherby 1955-7-21 1656 Plumas ridge between Bottle Springs and Bear Creek (Middle Fork Feather River); , btw Bottle Springs-Bear Creek 1767 Comment
  CAS-BOT-BC515771  Narthecium californicum Walter Knight; Irja Knight 1965-6-18 1290 Plumas Butterfly Valley 1143 Comment
  RSA52916  Narthecium californicum R. Weatherby 1950-7-21 1476 Plumas Butterfly Valley, near Quincy 1220 Comment
  SEINET3887650  Narthecium californicum D. W. McNeal 1990-8-9 3771 Plumas In the Butterfly Valley Botanical Area nw. of Quincy. Pluams National Forest.; 0 Comment
  SEINET10546862  Navarretia Mary Susan Taylor 1974-7-3 Taylor 297 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CHSC33600  Navarretia breweri M. S. Taylor; M. Foster 1981-6-8 3867 Plumas N side of 24N08, just n of its jct with 25N93, half way between Bagley Pas and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. 1706 Comment
  RSA725416  Navarretia breweri L. Ahart, John Dittes 2007-6-16 14094 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  RSA123148  Navarretia breweri E. Sawyer 1935-6-27 211 Plumas Mouth of Dixie Valley 1555 Comment
  CHSC21576  Navarretia capillaris D. E. Brink Jr.; L. M. Mayer 1975-7-22 Plumas Bucks Lake. Comment
  UCD106106  Navarretia capillaris John Thomas Howell 1960-7-18 35600 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC65379  Navarretia divaricata subsp. divaricata Lowell Ahart 1995-9-13 7640 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. Meadow. 1828 Comment
  JEPS123962  Navarretia divaricata subsp. divaricata Lowell Ahart 2015-7-4 20288 Plumas About 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  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
  UC908133  Navarretia intertexta Herbert L. Mason 1924-6-20 1081 Plumas near Gold Lake (along trail from Gold Lake to Graeagle Camp) Comment
  UC726841  Navarretia intertexta A. A. Heller 1938-7-2 15233 Plumas just n Quincy (near the bridge over Spanish Creek) 1097 Comment
  CHSC94204  Navarretia intertexta subsp. intertexta Lowell Ahart 2006-7-9 12927 Plumas Near a small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1678 Comment
  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
  JEPS70403  Navarretia intertexta subsp. propinqua W. L. Jepson 1939-8-12 19390 Plumas Ferris Creek, branch of Last Chance Creek Last Chance Creek, Ferris Creek 1767 Comment
  CDA13363  Navarretia leptalea subsp. bicolor G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13212 Plumas Sierra Nevada; N side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  UC908965  Navarretia leptalea subsp. leptalea Herbert L. Mason 1924-6-20 1086 Plumas Gold Lake Comment
  UC1075729  Navarretia leptalea subsp. leptalea Robert J. Weatherby 1955-7-21 1643 Plumas near Bottle Springs (Cattle Springs, Middle Fork Feather River, on McCarthy Bar Road); Middle Fork Feather River, Cattle Springs 1524 Comment
  CDA40130  Navarretia leucocephala subsp. minima T. C. Fuller 1980-8-5 20297 Plumas South of the railroad, west of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  RSA71313  Nemacladus interior L. S. Rose 1951-6-29 51081 Plumas Rock Creek, Feather River 550 Comment
  CHSC90939  Nemophila heterophylla Lowell Ahart; Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11748 Plumas On the north side of Highway 70, about 1/8 mile east of Chambers Creek, about one mile northeast of Indian Jim Campground. 629 Comment
  CHSC54401  Nemophila spatulata Vernon H. Oswald 1991-6-17 4668 Plumas Lassen Volcanic National Park. Drakesbad, on the west edge of the meadow between the trail to Devil's Kitchen and Hot Springs Creek. 1737 Comment
  CHSC702  Nemophila spatulata 1932-5-29 Plumas Almanor meadows. 1432 Comment
  CAS-BOT-BC400106  Nuphar polysepala H. L. Mason 1924-6-20 1089 Plumas Near Graeagle Lodge Comment
  JEPS100317  Oenothera deltoides subsp. piperi Dean W. Taylor 2001-7-21 17846 Plumas Diamond Mountains, southerly end of the range ca. 4 air mile N of Chilcoot, along Forest Road 23N67, Plumas National Forest 1737 Comment
  CHSC57433  Oenothera flava L. P. Janeway; Melinda Carlson 1991-6-18 4046 Plumas Plumas National Forest. North side Middle Fork Feather River, south side of Hwy 70, at Delleker, ca 0.3 mi west of Portola. In horse pasture. 1472 Comment
  CAS-BOT-BC355573  Oreostemma alpigenum var. andersonii Anna Head 1920-8-9 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC327728  Oreostemma elatum John Thomas Howell 1976-7-15 51868 Plumas Snake Lake, about 4 miles NW of Quincy 1219 Comment
  RSA0049656  Oreostemma elatum Dean Wm. Taylor 2011-8-1 21135 B Plumas Butterfly Valley (Butterfly Valley Botanical Area, 2 air miles SW of Keddie) 1173 Comment
  RSA0037146  Oreostemma elatum J. R. Keck Jr. 1978-6-30 PDR 330066 Plumas United States, California, Plumas County. Snake Lake near Quincy. Comment
  CHSC66705  Orobanche californica subsp. grayana Vernon H. Oswald; Lowell Ahart 1996-8-1 8131 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dryer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. Meadow. 1432 Comment
  CAS-BOT-BC499781  Orobanche californica subsp. jepsonii Lowell Ahart 1974-8-15 s.n. Plumas Sierra Nevada: 1 mi N of Bunker Hill Mine 1828 Comment
  POM117942  Orogenia fusiformis J. Clemens 1920-5-31 s.n. Plumas Greenville Comment
  SEINET11131842  Orogenia fusiformis T. Ramelli 1948-4-18 5 Plumas 8 miles north of Vinton 1707 Comment
  CAS-BOT-BC458061  Orthilia secunda Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CAS-BOT-BC238429  Orthocarpus Clare B. Hardham 1978-8-11 21796 Plumas About 5 miles southeast of Thompson Peak Comment
  JEPS80623  Orthocarpus cuspidatus subsp. cryptanthus M. S. Taylor 1981-8-4 4155 Plumas ca 4 air mi nw Antelope Lake (ca 13 air mi ne of Taylorsville, on top of Wildcat Ridge); Diamond Mt. Quad., nw of Antelope Lake, top Wildcat Ridge 2164 Comment
  JEPS93930  Orthocarpus cuspidatus subsp. cryptanthus Vernon H. Oswald and Lowell Ahart 1998-8-11 9489 Plumas nw of Onion Valley at Monitor Flat on Cleghorn Bar Road 2.5 mi w of Quincy-La Porte Road (County Road 511) Monitor Flat; , Cleghorn Bar Road 1905 Comment
  JEPS87598  Osmorhiza berteroi Lowell Ahart 1994-7-7 7453 Plumas n side of trail about 3 (air) mi se Pilot Peak (Plumas and Sierra Cos.); Pacific Crest Trail, Bunker Hill Ridge 2011 Comment
  CHSC40870  Osmorhiza chilensis K. R. Stern 1985-6-25 8270 Plumas Vicinity of Blairsden. 1432 Comment
  CDA18594  Osmorhiza occidentalis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3271 Plumas Sierra Nevada; 1.3 miles below Mt. Hough summit, nr. junction with China Grade. 2042 Comment
  CHSC97935  Osmorhiza occidentalis G. F. Hrusa; T. D. Wilfred 1996-8-1 13454 Plumas Sierra Nevada. Dryish flats about Brady's Camp. Pine Creek Valley, @1/2 mi. NE Argentine Rock. 2125 Comment
  CDA38474  Oxypolis occidentalis Vernon H. Oswald & Lowell Ahart 1998-8-11 9493 Plumas Quincy-La Porte Road (County Road 511) at the South Fork Feather River west of Pilot Peak. Comment
  JEPS113374  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
  POM161729  Paeonia brownii R. C. Bacigalupi 1927-7-12 1729 Plumas Along Little Gray Eagle Creek near Lakes Center Camp. Gold Lakes Region. 1890 Comment
  UC1126106  Paeonia brownii E. Sawyer 1935-5-23 32 Plumas 1 1/2 mi sse Kerby; Sierraville Quadrangle Comment
  SEINET10932238  Paeonia brownii Mary Susan Taylor 1982-5-7 Taylor 4418 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  CHSC113896  Panicum capillare Lowell Ahart 2014-8-26 19794 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. 1533 Comment
  RSA201364  Panicum capillare J. T. Howell 1969-9-22 34868 Plumas Drakesbad; Lasses Volcanic National Park 1738 Comment
  UC1101585  Panicum capillare Malcolm A. Nobs, S. Galen Smith 1949-8-19 1412 Plumas about 2 mi s Greenville; Indian Valley Comment
  CHSC115791  Parnassia palustris Lowell Ahart; John Deurloo 2015-8-25 20524 Plumas On the north side of Cold Water Creek, about 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. 1475 Comment
  CHSC58517  Pectiantia breweri Vernon H. Oswald; L. Ahart, L. Hanson, L. Janeway, J. Reynolds 1992-7-1 5044 b Plumas Near the entrance gate to Elwell Lodge at the S end of Lakes Basin Campground, S margin of Grass Lake, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  UC1609194  Pedicularis attollens Vernon H. Oswald and Lowell Ahart 1993-8-3 5765 Plumas along n side of Unnamed lake 0.25 mi e of Hay Meadow (on the s edge of Caribou Wilderness near n end of 30N25, 9 air mi n of Lake Almanor); Caribou Wilderness 1926 Comment
  HSC92451  Pedicularis attollens L. Ahart 1982-7-30 3738 Plumas 2 mi. N of Hardquartz Mine, 5 mi. S of Bucks Lake 1585 Comment
  SD6610  Pedicularis densiflora Mrs. R. M. Austin 1880-1 Plumas Bis Meadows Comment
  UC473560  Pedicularis densiflora L. S. Rose 1931-4-14 Plumas Woodleaf Comment
  RSA0006086  Pedicularis densiflora subsp. aurantiaca E. F. Sprague 1957-5-30 1206 Plumas Lake Almanor. 1311 Comment
  CHSC108120  Pedicularis racemosa Lowell Ahart 2011-9-17 17666 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  UCD123292  Pedicularis racemosa James I. Mallory 1969-8-21 350 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  SEINET3159934  Pedicularis semibarbata T. S. Brandegee 1892-7-4 sn Plumas Prattville Comment
  HSC22947  Pedicularis semibarbata John Pratt 1970-6-29 50 Plumas 5 mi. E of Humboldt summit Comment
  POM147039  Pedicularis semibarbata Alice Eastwood 1927-06 14600 Plumas Long Valley. United States Forest Reserve. Comment
  CAS-BOT-BC69356  Pellaea brachyptera Lowell Ahart 1981-6-25 2882 Plumas about 1 mile north of Nelson Creek, about 16 miles northeast of La Porte 1700 Comment
  SD9636  Pellaea brachyptera Mrs. R. M. Austin 1877-1 Plumas Comment
  UC366578  Pellaea brachyptera unknown Aug. 1883 Plumas Sho'fly Rd Indian Valley; n California, Indian Valley Comment
  NY590167  Penstemon davidsonii var. davidsonii J. M. Coulter 1876-9-10 8016 Plumas Comment
  SBBG100104  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Crk at N Fork of Feather River; S26, T25N, R6E Comment
  UC1063373  Penstemon deustus C. W. Hanks 1934-9-14 81 Plumas Upper end Frenchman Valley Plumas National Forest, Sierraville Quad. Comment
  CHSC97197  Penstemon deustus var. pedicellatus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13983 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC97269  Penstemon gracilentus Lowell Ahart; John Dittes 2007-8-9 14448 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2493 Comment
  UC1012476  Penstemon gracilentus Francis W. Pennell Jun 10 1940-Jun 11 1940 25803 Plumas Route 89 e Almanor; e of Almanor 1463 Comment
  UCD124174  Penstemon gracilentus Ella Dales Cantelow 1938-5-7 2329 Plumas few miles south of Prattville. 1432 Comment
  NY601608  Penstemon heterodoxus var. shastensis V. H. Oswald 1993-8-25 5875 Plumas West side of the south unit of Twin Meadows, ca. 0.5 mile north of the south boundary of the park. 2057.4 Comment
  NY604458  Penstemon laetus var. leptosepalus R. M. Austin 07 1878 s.n. Plumas Big Meadows Comment
  NY627281  Penstemon neotericus F. M. Ownbey 1938-7-14 1742 Plumas 1 mile southeast of Prattville Comment
  CHSC46663  Penstemon newberryi Lowell Ahart 1989-7-2 6335 Plumas On the north side and near summit of Pilot Peak, about 10 miles northeast of La Porte. 2255 Comment
  UCR3612  Penstemon newberryi Wm. Horn Jr. 1963-6-29 630629- 2 Plumas Northern Sierra Nevada Mtns., 1.25-1.5 miles north of Spanish Peak 1835 Comment
  CAS-BOT-BC239305  Penstemon newberryi var. berryi Marion Ownbey; Ruth P. Ownbey 1938-7-14 1734 Plumas Humboldt Summit, Sierra Nevada Comment
  CAS-BOT-BC239309  Penstemon newberryi var. berryi Rimo Bacigalupi 1927-7-8 1666 Plumas Near Camp Elwell (Gold Lake Region) 1889 Comment
  JEPS15157  Penstemon newberryi var. newberryi A. E. Wieslander 1927-7-10 16 Plumas between Gold and Silver Lakes Comment
  NY627387  Penstemon newberryi var. newberryi R. J. Weatherby 1950-8-11 1508 Plumas Trail to Long Lake, Lakes Basin Area. 1981.2 Comment
  NY627409  Penstemon newberryi var. newberryi R. M. Austin 07 1880 s.n. Plumas Mount Dyer Comment
  CHSC96363  Penstemon personatus George Hartwell 2006-8-28 Plumas Northern High Sierra Nevada. Plumas National Forest road 23N57X. Near fen. 1755 Comment
  RSA663916  Penstemon personatus David M. Thompson 1988-7-23 973 Plumas 3.1 miles N of Bucks Lake Road (and Meadow Valley) on Schneider Creek road; at jct. of Schneider Creek Road (USFS road 23N16) and USFS road 24N47X (to Big Creek). 1585 Comment
  JEPS15335  Penstemon roezlii G. T. Nordstrom 1934-7-2 169 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1584 Comment
  RSA401759B  Penstemon roezlii Dorothy Davis 1923-08 s.n. Plumas Mt. Eureka 1524 Comment
  NY650124  Penstemon roezlii R. M. Austin 07 1878 s.n. Plumas Comment
  UC690332  Penstemon roezlii David D. Keck 1928-6-14 443 Plumas Cromberg Sierra Nevada, Cromberg 1249 Comment
  CAS-BOT-BC239604  Penstemon rydbergii var. oreocharis Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC239606  Penstemon rydbergii var. oreocharis E. K. Balls 1950-9-16 15883 Plumas Near fish hatchery, just n. of Plumas-Sierra co. line, Hwy 89 1432 Comment
  CAS-BOT-BC239610  Penstemon rydbergii var. oreocharis John Thomas Howell 1960-7-19 35625 Plumas Lassen Volcanic National Park, Drakesbad 1828 Comment
  CHSC35275  Penstemon speciosus M. S. Taylor 1981-5-10 3668 Plumas N side of Genesee Valley Rd, ca. 2 mi e of tis jct with Beckwourth Pass turnoff and Flournoy Bridge, ca. 5 air mi e of Genesee. 1280 Comment
  CHSC79216  Penstemon speciosus L. P. Janeway 2000-6-24 6835 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km southwest of Crystal Peak in the Diamond Mountains. 2304 Comment
  UC696821  Penstemon speciosus David D. Keck 1932-7-6 1718 Plumas 6 mi w Chester; Sierra Nevada, w of Chester 1524 Comment
  UCR115326  Perideridia bolanderi G. D. Barbe, T. C. Fuller 1982-7-16 3770 Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  SEINET13944950 Image available Perideridia bolanderi Lincoln Constance, Tsan Iang Chuang 1967-1 3779 Plumas Between Graeagle, and Cliom 1.3 miles southeast of Graeagle. Alt 4500 ft 1372 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
  CHSC70217  Perideridia lemmonii B. Castro; R. Zebell 1989-8-7 363 Plumas Ca. 2.5 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.25 mi WSW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1859 Comment
  UC174184  Perideridia lemmonii Katharine Brandegee Plumas Portola Comment
  CAS-BOT-BC222766  Perideridia parishii Lewis S. Rose 1966-7-27 66066 Plumas Butterfly Valley, 3 mi. w. of Keddie 1036 Comment
  CDA13987  Perideridia parishii subsp. latifolia G. F. Hrusa 1996-8-2 13449 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Comment
  LA35847  Perideridia parishii subsp. latifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1437 Plumas Butterfly Valley 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
  SEINET10906781  Perideridia parishii subsp. latifolia Mary Susan Taylor 1982-6-28 Taylor 4762 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-BC413557  Persicaria amphibia Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC413566  Persicaria amphibia Thomas H. Kearney 1944-8-14 45 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC413564  Persicaria amphibia Malcom A. Nobs; S. Galen Smith 1949-8-19 1454 Plumas On southeastern side of Portola Comment
  CAS-BOT-BC419043  Persicaria lapathifolia Thomas H. Kearney 1944-8-14 43 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC419234  Persicaria maculosa Robert J. Weatherby 1950-7-21 1469 Plumas East Quincy 1036 Comment
  CAS-BOT-BC419236  Persicaria maculosa Robert J. Weatherby 1950-7-21 1469 Plumas East Quincy 1036 Comment
  UCD147773  Phacelia hastata subsp. compacta Allyson Ayalon; Lucie Jerabkova 2012-8-1 135 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CDA13406  Phacelia hastata subsp. hastata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13255 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC21128  Phacelia hastata subsp. hastata F. T. Griggs; A. Pass 1975-7-2 38 Plumas Buck's Lake Forest Survey. East of road. Comment
  CHSC75505  Phacelia hastata subsp. hastata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13255 Plumas Near headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2100 Comment
  POM147035  Phacelia heterophylla subsp. virgata Alice Eastwood 1927-6-11 14434 Plumas United States Forest Reserve. Forest Lodge, Greenville. Comment
  UC1143722  Phacelia heterophylla subsp. virgata G. T. Nordstrom 1934-7-2 170 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle 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
  NY1057830  Phacelia humilis R. M. Austin 05 1878 s.n. Plumas Big Meadows Comment
  SEINET5520643  Phacelia humilis A. A. Heller, P. B. Kennedy 1907-7-5 8738 Plumas Red Clover Valley Comment
  JEPS21180  Phacelia humilis var. humilis E. Sawyer 1935-8-10 87 Plumas 1 1/2 mi s Sugar Loaf; Sierraville Quadrangle 1493 Comment
  UC1594634  Phacelia hydrophylloides Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway, and Joan Reynolds 1992-7-1 5046 Plumas near entrance of Lakes Basin Campground (ca 5 air mi ssw of Graeagle via Gold Lake Forest Hwy (County Rd 519)) 1926 Comment
  POM147048  Phacelia linearis Alice Eastwood 1927-06 14908 Plumas On road from Chilcott, Unites States Forest Reserve. Comment
  CHSC84945  Phacelia mutabilis Lowell Ahart 2003-10-26 10680 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
  JEPS28499  Phacelia mutabilis George W. Gillett 1957-7-23 889 Plumas Mt. Harkness Lassen Volcanic National Park (summit) 2446 Comment
  SEINET10969179  Phacelia mutabilis Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4315 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CDA13345  Phacelia procera G. F. Hrusa, T. D. Wilfred 1996-7-9 13193 Plumas Sierra Nevada; Grizzly Campground, S of Bucks Lake on Hwy 162. Comment
  CHSC73782  Phacelia procera B. Castro; L. Gehrung 1998-9-22 840 Plumas Near NW edge of Little Grass Valley Reservoir, on shaded SE-facing slope above Black Rock Inlet. 1722 Comment
  CHSC107437  Phacelia purpusii Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-6-28 4 Plumas Northern High Sierra Nevada. Growing on the exposed S/SE facing ridge top and edges of Goat Mountain in scree and in cracks. 1680 Comment
  CHSC58191  Phacelia racemosa Vernon H. Oswald; Lowell Ahart 1992-6-22 5020 Plumas Lassen Volcanic National Park. Ca. 0.5 mi N of the park boundary along the service road into Terminal Geyser, ca 0.6 mi ENE of Little Willow Lake. 1767 Comment
  JEPS126519  Phacelia racemosa Lowell Ahart 2016-6-29 21056 Plumas About 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest o Little Grass Valley Reservoir Dam. Comment
  JEPS97364  Phacelia racemosa Vernon H. Oswald and L. Ahart 1994-7-24 7117 Plumas T30N R7E NE1/4 NE1/4 Sec. 34, 6300 ft, High Cascade Range, Red Fir Forest. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10 1920 Comment
  JEPS103598  Phalaris arundinacea Lowell Ahart 2002-7-2 9832 Plumas 1 air mi SW of Franklin Hill; ; N side Forest Road 22N94, 50 yds W of Forest Rd 24N94E, on Hartman Bar Ridge, 4 1/2 air mi NW of Tamarack Flat, 9 air mi NW of La Porte 1583 Comment
  UC725479  Philadelphus lewisii A. A. Heller 1938-5-30 15130 Plumas on Hwy 24 near Grizzly Dome Tunnel 609 Comment
  UC858323  Philadelphus lewisii A. A. Heller 1938-5-30 15130 Plumas on Hwy 24 near Grizzly Dome Tunnel 609 Comment
  CHSC52970  Phleum pratense L. P. Janeway 1989-6-30 3435 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  UCD89609  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas West side of Lake Almanor. 1828 Comment
  CHSC45359  Phlox diffusa Vernon Oswald 1986-6-6 2082 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  JEPS48502  Phlox diffusa Esther C. Fritz 1933-7-1 Plumas Spanish Peak 2133 Comment
  SEINET10496849  Phlox diffusa Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4337 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  SD7490  Phlox speciosa Mrs. R. M. Austin 1882-1 Plumas Wolf Creek 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
  CAS-BOT-BC60678  Phoenicaulis cheiranthoides Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake. Comment
  UCD38331  Phoenicaulis cheiranthoides Beecher Crampton 1954-5-10 1870 Plumas 1 mile west of Portola. State Hwy. 24. 1470 Comment
  CAS-BOT-BC60677  Phoenicaulis cheiranthoides John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54255 Plumas Sierra Nevada. About 2.5 miles southeast of Mount Hough on the road to Quincy. 1798 Comment
  SD6469  Pinus albicaulis Mrs. R. M. Austin Unknown Plumas Comment
  POM181869  Pinus contorta var. murrayana J. G. Lemmon 1889-06 s.n. Plumas Sierra Valley Comment
  RSA795725  Pinus contorta var. murrayana L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16146 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
  CAS-BOT-BC78695  Pinus jeffreyi Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS104182  Pinus jeffreyi Lowell Ahart 2003-10-15 10634 Plumas On the n side of the road to Tamarack Flat, ca 1/8 mi w of the intersection of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 mi (air) nw of La Porte. 1714 Comment
  UC1219840  Pinus jeffreyi R. A. Cockrell 1940-7-31 8552 Plumas Meadow Valley Meadow Valley (ridge top) 1676 Comment
  CHSC101925  Pinus lambertiana Lowell Ahart; John Dittes 2009-7-13 16057 Plumas West side of Forest Service Road 27lN98, 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
  RSA21879  Pinus monticola Joseph A. Ewan 1934-7-16 8505 Plumas Mt. Elwell trail above Bear Lake. Comment
  SEINET10899732  Pinus ponderosa Mary Susan Taylor 1981-7-21 Taylor 4074 Plumas T24N R11E east center sec 19, Spring Garden quad. NE corner of jct of 25N42 and 401, above Squirrel Creek, ca. 3 air mi N of Spring Garden; Yellow Pine Forest dry woods; 4500 ft elev. 1372 Comment
  JEPS115160  Pinus ponderosa var. ponderosa Lowell Ahart, John Dittes 2009-7-15 16084 Plumas 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. Comment
  CHSC66709  Piperia transversa Vernon H. Oswald; Lowell Ahart 1996-8-1 8133 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. At Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1432 Comment
  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
  SD6731  Plagiobothrys cognatus Daniel Cleveland Jul 1882 Plumas Pratville Comment
  CHSC103134  Plagiobothrys cusickii Lowell Ahart; John Dittes 2009-9-7 16378 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC23621  Plagiobothrys cusickii K. Stern 1975-7-23 Plumas NW end of Lake Almanor. Comment
  CHSC29036  Plagiobothrys cusickii J. D. Jokerst 1979-6-23 263 Plumas At the S edge of Meadow Valley. Comment
  CAS-BOT-BC230956  Plagiobothrys hispidulus John Thomas Howell 1960-7-19 35613 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC230961  Plagiobothrys hispidulus John Thomas Howell 1962-6-18 37746 Plumas Sierra Valley near Beckwourth 1487 Comment
  RSA726379  Plagiobothrys mollis L. Ahart, Josephine Guardino 2007-7-20 14327 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  RSA80412  Plagiobothrys mollis F. W. Peirson 1926-6-21 6803 Plumas Flat open strip along shore of Lake Almanor. 1448 Comment
  JEPS88534  Plagiobothrys mollis var. mollis Vernon H. Oswald and Lowell Ahart 1996-7-15 8010 Plumas s. side of w. end of Hwy. 36 causeway crossing Lake Almanor e. of Chester; High Cascade Range 1371 Comment
  RSA795729  Plagiobothrys scouleri var. hispidulus L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16150 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  CHSC90935  Plagiobothrys tenellus Lowell Ahart; Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11749 Plumas On the north side of Highway 70, about 1/8 mile east of Chambers Creek, about one mile northeast of Indian Jim Campground. 629 Comment
  SBBG21828  Platanthera dilatata var. leucostachys D. Myrick 1964-7-21 899 Plumas Drakesbad 1737 Comment
  CHSC6556  Platanthera leucostachys R. Carter 1966-7-10 477 Plumas Found 1 mi. N. Bucks Summit on W side Oroville-Quincy Rd., ca. 12 mi. W of Quincy. 1615 Comment
  CHSC60499  Plectritis ciliosa subsp. insignis L. P. Janeway 1992-5-22 4200 Plumas Plumas National Forest, Beckwourth Ranger District. Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. 1493 Comment
  CHSC12737  Plectritis macrocera M. S. Taylor 1974-5-18 251 Plumas Road at junc of Hwy 70 and road to Butterfly Valley, ca. 10 mi nw of Quincy. 926 Comment
  CHSC97096  Plectritis macrocera Lowell Ahart; Josephine Guardino 2007-7-20 14319 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
  CHSC48674  Pleuricospora fimbriolata Vernon H. Oswald 1983-8-17 1003 Plumas Pacific Crest Trail ca. 2000 ft e of Humboldt Summit, ca 3.5 mi ne of Jonesville. 2011 Comment
  CAS-BOT-BC261053  Poa Catherine Best 1983-8-29 874 Plumas Lakes Basin Campground, Sierra Nevada 1920 Comment
  CAS-BOT-BC254965  Poa bulbosa L. P. Janeway; Garrett Gibson 1991-6-20 4055 Plumas 3.5 miles SW of Portola, ca 0.33 mile W of Middle Fork Feather River and ca 300 feet E of Highway 70 1484 Comment
  CAS-BOT-BC254969  Poa bulbosa John Thomas Howell; Gordon H. True 1967-5-7 42184 Plumas Injin Jim Campground at confluence of Granite Creek and North Fork of Feather RIver 609 Comment
  SEINET10836232  Poa bulbosa Mary Susan Taylor 1981-5-11 Taylor 3684 Plumas T25N R12E sw/nw sec 6. Genesee Valley quad. Weeds around private home, ca. 0.5 mi S of Flournoy Bridge and jct of Hwy 89 and Beckwourth turnoff, ca. 4 air me E of Genesee. 3800 ft. 1158 Comment
  CHSC112550  Poa cusickii B. Castro; L. P. Janeway 2007-6-24 1644 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, ca 800 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  CHSC100868  Poa cusickii subsp. cusickii L. P. Janeway; B. Castro 2008-6-8 9400 Plumas Northern High Sierra Nevada. Northeast side of middle of Lower Thompson Valley, about 1.8 km north of Red Clover Creek and about 10 m northeast of the Thompson Valley Creek. 1670 Comment
  CHSC97202  Poa cusickii subsp. cusickii Lowell Ahart; Josephine Guardino 2007-7-20 14317 Plumas South of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  CDA2376  Poa palustris L. Ahart, J. Dittes 2005-9-19 12371 Plumas On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. Comment
  CHSC51516  Poa palustris L. P. Janeway 1990-8-16 3832 Plumas Plumas National Forest. Along edges of Meadow Cr (dry) ca half-way between Red Clover Cr and Mt Ingalls. 2042 Comment
  SEINET264684 Image available Poa pratensis S. Scott sn Plumas Plumas National Forest ; Sierra Nevada Range eastern side Milford Ranger District Ingalls area 1768 Comment
  UCD91947  Poa pratensis Robbins; Raynor 1943-6-1 s.n. Plumas Quincy. Comment
  CHSC87984  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11165 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
  SEINET10659349  Poa scabrella Mary Susan Taylor 1982-6-14 Taylor 4655 Plumas T27N R12E sw1/4 nw1/4 sec 12. Antelope Lake quad. In wet montane meadow, Pioneer Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. With Potentilla gracilis nuttallii. 1536 Comment
  SEINET190973 Image available Poa secunda A. A. Beetle 1941-6-28 2769 Plumas West side of Lake Almanor, 1829 Comment
  CAS-BOT-BC242961  Poa secunda subsp. secunda L. P. Janeway 1992-5-22 4195 Plumas S side of Middle Fork Feather River, just S of railroad tracks, 0.3 mile W of the road to Calpine, ca. 4 miles E of Portola 1487 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
  CAS-BOT-BC244141  Poa sierrae John Thomas Howell 1967-6-23 42740 Plumas Lewisia Rock, 3.5 miles SW of Belden, Feather River Canyon 609 Comment
  CAS-BOT-BC6510  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 Comment
  RSA0069340  Poa sierrae Dean W. Taylor 2012-5-2 21186 Plumas Lewisia Rock, 4 miles west (downcanyon) from Belden (turnoff), Feather River Canyon. 660 Comment
  RSA309605  Poa sierrae J. T. Howell 1967-6-22 42650 Plumas Near mouth of Granite Creek; Canyon of the Feather River North Fork. 610 Comment
  RSA800293  Poa sierrae J. T. Howell, Gordon H. True 1969-4-8 45483 Plumas 3.5 mi southwest of Belden, Feather River Canyon. 610 Comment
  CDA18765  Poa wheeleri G. D. Barbe, T. C Fuller 1982-7-16 3751 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
  CHSC101936  Poa wheeleri Lowell Ahart; John Dittes 2009-7-15 16082 Plumas Near a small wash, on the north 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
  UCD91589  Poa wheeleri August L. Hormay 1932-6-11 s.n. Plumas middle fork of the Feather River, 10 miles northeast of Quincy. Comment
  CHSC92934  Polemonium californicum L. P. Janeway; B. Castro 2005-9-11 8545 Plumas Northern High Sierra Nevada. Near the Pacific Crest Trail about 0.6 km north of Three Lakes. 1899 Comment
  SEINET10496912  Polemonium pulcherrimum Mary Susan Taylor 1981-7-6 Taylor 3974 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
  JEPS104141  Polemonium pulcherrimum var. pulcherrimum Lowell Ahart 2003-10-17 10648 Plumas Cliffs ne of Humboldt Peak, ca 3/4 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2103 Comment
  CAS-BOT-BC167540  Polygala cornuta var. cornuta L. P. Janeway 1992-7-31 4284 Plumas South-facing slopes in canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 685 Comment
  JEPS113543  Polygonum arenastrum Lowell Ahart, Josephine Guardino 2007-7-21 14375 Plumas Along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 1/4 miles (air) northwest of the most northwest part of Lake Davis 1813 Comment
  CHSC37700  Polygonum aviculare subsp. aviculare M. S. Taylor; J. Hickman 1982-9-13 5134 Plumas Ramelli Ranch, under Calpine Rd (109) bridge over Feather River, ca. 1 mi w of Beckwourth. 1487 Comment
  POM312905  Polygonum coccineum Malcolm A. Nobs, S. Galen Smith 1949-8-19 1454 Plumas Marshy pond on SE side of Portola Comment
  JEPS81570  Polygonum davisiae M. S. Taylor and H. Swanson 1982-8-11 4965 Plumas on ridge between Florentine Canyon and Spencer Lakes (ca 5 mi sw of Johnsonville); Sierra City NW quad 2133 Comment
  CAS-BOT-BC414559  Polygonum douglasii Lowell Ahart 1980-7-27 2491 Plumas About 3 miles south of Bucks Lake 2000 Comment
  HSC17503  Polygonum douglasii L. S. Rose 1967-7-9 67142 Plumas Quincy 1037 Comment
  CAS-BOT-BC414543  Polygonum douglasii L. W. Swift 1934-7-5 93 Plumas Plumas National Forest. Gibsonville Grade 1950 Comment
  CHSC45462  Polygonum douglasii subsp. douglasii Lowell Ahart 1977-8-2 1536 Plumas About 1 mile west of Pilot Peak, about 15 miles north-east of La Porte, on a bare open mountain side. 1828 Comment
  CHSC57092  Polygonum douglasii subsp. douglasii L. P. Janeway 1991-7-11 4071 Plumas Between Smith Peak and the southwest corner of lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  CHSC62483  Polygonum douglasii subsp. douglasii L. P. Janeway 1993-8-10 4517 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. Around the sagebrush in sagebrush flats. 1487 Comment
  JEPS50554  Polygonum douglasii subsp. douglasii W. L. Jepson 1939-8-7 19343 Plumas meadow near lower camp of Forest School; Meadow Valley 1158 Comment
  CHSC45378  Polygonum douglasii var. douglasii Vernon Oswald 1986-7-2 2182 Plumas Humboldt Rd. between Humboldt Summit and Ruffa Ranch, 0.3 mi ne of road to Eagle Rocks. 1731 Comment
  POM104561  Polygonum kelloggii Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
Read comments Jan 23 2011
  SEINET4335414  Polygonum kelloggii var. kelloggii W. Harnach, N. Harnach 1990-5-25 323 Plumas Sierra Valley, Marble Lane, approx 0.75 mile west of bridge. 1486 Comment
  CAS-BOT-BC419885  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1973-7-10 49734 Plumas Near Greenville 1097 Comment
  UC570301  Polygonum polygaloides subsp. confertiflorum E. Sawyer 1935-6-27 161 Plumas Charlies Valley Plumas National Forest, Sierraville Quadrangle 1524 Comment
  CAS-BOT-BC420208  Polygonum sawatchense subsp. sawatchense John Thomas Howell 1960-7-19 35698 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC420216  Polygonum sawatchense subsp. sawatchense D. E. Breedlove 1962-6-12 3456 Plumas On bank of Jackson Creek. In upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg 1341 Comment
  CAS-BOT-BC420214  Polygonum sawatchense subsp. sawatchense Lowell Ahart 1985-10-4 5193 Plumas South of where the road crosses Onion Valley Creek at Onion Valley, about 1 mile west of Pilot Peak, about 9 miles north-east of La Porte 1828 Comment
  CAS-BOT-BC421040  Polygonum spergulariiforme L. P. Janeway 1989-6-23 3388 Plumas Beckwourth Ranger District, Plumas National Forest. Upper slopes overlooking Crocker Cr from the east. 1874 Comment
  CAS-BOT-BC421032  Polygonum spergulariiforme Roxana S. Ferris; Laura Lorraine 1941-8-9 10425 Plumas At Lake Almanor Public Camp. (near village). Comment
  CAS-BOT-BC76837  Polypodium glycyrrhiza John Thomas Howell; Gordon H. True 1967-5-9 42212 Plumas Sierra Nevada - Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  CAS-BOT-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
  SEINET4889926  Polypogon monspeliensis W. Harnach 1989-5-27 121 Plumas Sierra Valley. Hot wells on north side of Marble Lane. Collected within 6 inches of water at the head of the hot well. 1490 Comment
  CHSC21314  Polystichum imbricans F. T. Griggs; A. Pass 1975-7-8 122 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC72361  Polystichum imbricans subsp. imbricans J. Ed. McClellan; Bonnie McClellan 1968-6-14 s.n. Plumas Near Nelson Creek on road from Quincy to La Porte Comment
  CHSC30757  Polystichum lemmonii M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3348 Plumas Ca. 1/4 mi s of Bucks Lake-Spanish Ranch Rd, ca. 1/4 mi e of Frenchman Hill, ca. 20 mi sw of Quincy. 1645 Comment
  CHSC89027  Polystichum munitum H. Gray 2004-3-4 Plumas Plumas National Forest. Hwy. 70. 609 Comment
  CAS-BOT-BC105584  Populus trichocarpa John Thomas Howell; Gordon H. True 1969-6-23 45816 Plumas Middle Fork of Feather River at Nelson Point - Sierra Nevada 1249 Comment
  CAS-BOT-BC105586  Populus trichocarpa Mary Strong Clemens 1920-4-14 s.n. Plumas Quincy Comment
  RSA59670  Populus trichocarpa E. K. Balls 1950-9-9 15738 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  UC1351052  Populus trichocarpa E. Fritz 1936-6-23 8225 Plumas Comment
  SD6542  Porterella carnosula Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC267201  Potamogeton foliosus Robert J. Weatherby 1950-7-28 1492 Plumas Snake Lake, near Quincy 1219 Comment
  RSA52943  Potamogeton foliosus R. Weatherby 1950-7-28 1492 Plumas Snake Lake, near Quincy. 1220 Comment
  JEPS102522  Potamogeton foliosus var. foliosus Lowell Ahart 2001-9-18 9280 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  CHSC61453  Potamogeton natans Vernon H. Oswald; Lowell Ahart 1993-8-11 5783 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. Along the edge of the lake. 1767 Comment
  RSA239266  Potamogeton natans Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42322 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  RSA286340  Potamogeton natans Robert F. Thorne 1974-7-30 45017 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  JEPS102811  Potentilla biennis Lowell Ahart 2001-8-29 9237 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS113740  Potentilla biennis Lowell Ahart, John Dittes 2007-6-17 14181 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
  CHSC45738  Potentilla glandulosa subsp. reflexa L. P. Janeway 1987-6-20 2279 Plumas Ravine on N side of S Br Middle Fk Feather River, below Whiskey Hill. 1158 Comment
  UC1128231  Potentilla gracilis F. W. Embree 1934-6-12 110 Plumas w end Haskins Valley; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CAS-BOT-BC540072  Potentilla gracilis var. fastigiata Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  CAS-BOT-BC540082  Potentilla gracilis var. fastigiata Alice Eastwood 1927-6-27 14870 Plumas Chilcott Comment
  CAS-BOT-BC540413  Potentilla gracilis var. fastigiata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-12 2117 Plumas Butterfly Botanical Area and Vicinity, at spring 1127 Comment
  UC1586462  Potentilla palustris Vernon H. Oswald and Lowell Ahart 1991-7-30 4791 Plumas ca 6 mi (air) ene Humbug Summit (ca 12 mi (air) s of Chester, Big Springs on w side Humbug Valley); w side Humbug Valley, Big Springs 1310 Comment
  CHSC20764  Potentilla rivalis K. R. Stern 1975-7-24 5889 Plumas SE shore of Lake Almanor. 1371 Comment
  JEPS23731  Prunella vulgaris var. lanceolata John Warren Duffield 1937-7-25 Plumas Little Schneider Creek near Meadow Valley; Little Schneider Creek, near Meadow Valley 1249 Comment
  CAS-BOT-BC158143  Prunus emarginata Anna Head 1920-6-20 s.n. Plumas Lake Center Camp, Feather River Region Comment
  RSA59415  Prunus emarginata E. K. Balls 1950-9-8 15710 Plumas Lakes Center Public Campground. 2043 Comment
  SEINET7346795  Prunus emarginata C. N. Saulisberry 1949-5-28 s.n. Plumas Feather River Canyon, near Keddie Comment
  CAS-BOT-BC154845  Prunus virginiana var. demissa John Thomas Howell 1961-6-21 36648 Plumas Greenville 1097 Comment
  CAS-BOT-BC154849  Prunus virginiana var. demissa Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC154853  Prunus virginiana var. demissa John Thomas Howell 1924-8-10 610 Plumas Crescent Mills 1219 Comment
  SEINET7412612  Prunus virginiana var. demissa W. Harnach, N. Harnach 1990-5-12 302 Plumas Sierra Valley, Approx 5 miles S of Vinton, Feather River Ranch. 1585 Comment
  UC1128470  Prunus virginiana var. demissa E. Sawyer 1935-5-21 6 Plumas 3/4 mi wsw of Beckwith 1493 Comment
  CHSC34905  Pseudognaphalium thermale M. S. Taylor 1981-9-2 4263 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls. 1463 Comment
  JEPS17911  Pseudognaphalium thermale Rimo Bacigalupi 1955-7-22 5437 Plumas Tobin Feather River Canyon, Tobin 548 Comment
  CAS-BOT-BC361677  Pseudognaphalium thermale John Thomas Howell 1961-9-23 36892 Plumas Englemine [Engel Mine] 1097 Comment
  JEPS102586  Pseudostellaria jamesiana Lowell Ahart 2001-7-17 8905 Plumas On the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC1926793  Pseudostellaria sierrae Barbara Ertter with Gary Schoolcraft 1990-5-14 8984 Plumas East side of mountain east of Round Valley Reservoir above Crescent Mills 1371 Comment
  UC1061646  Pseudotsuga menziesii Herbert L. Mason Plumas Comment
  CAS-BOT-BC361777  Psilocarphus brevissimus var. brevissimus John Thomas Howell 1962-6-18 37803 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC361781  Psilocarphus brevissimus var. brevissimus Thomas H. Kearney 1944-8-14 158 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC361846  Psilocarphus oregonus Alice Eastwood 1927-6-17 14685 Plumas United States Forest Reserve. Long Valley Comment
  CAS-BOT-BC361999  Psilocarphus tenellus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2009 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC72608  Pteridium aquilinum John Thomas Howell 1960-7-20 35744 Plumas Boiling Springs Lake 1798 Comment
  CHSC65378  Pterospora andromedea Lowell Ahart 1995-9-13 7632 Plumas In the forest on the north side of Onion Valley, east of Quincy-La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  POM76805  Pterospora andromedea Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC40869  Purshia tridentata K. R. Stern 1985-6-25 8265 Plumas Vicinity of Blairsden. 1402 Comment
  UCD40410  Purshia tridentata Rodney Gale Myatt 1971-6-13 748 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CAS-BOT-BC147871  Purshia tridentata var. tridentata Anna Head 1921-6-22 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC147877  Purshia tridentata var. tridentata Greg Sommers 1976-8-20 245 Plumas Along Highway 70, 2 miles west of A24 1524 Comment
  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
  CHSC56859  Pycnanthemum californicum L. P. Janeway; Garrett Gibson 1991-8-2 4104 Plumas Plumas Natiotal Forest. South side of Smith Peak; at spring near head of West Branch Humbug Creek. 1828 Comment
  JEPS88544  Pycnanthemum californicum Vernon H. Oswald and Lowell Ahart 1996-8-1 8132 Plumas n.w. Greenville (Old Haun Rd. (Forest Rd. 201) on s. slope of Dyer Mt. at Second Water Trough Creek, ca. 0.5 mi. w. of Hauns Meadow, s.e. of Dyer Mt. Lookout, n. of Hwy...); e. of Lake Almanor, Dyer Mt. 1432 Comment
  RSA331942  Pycnanthemum californicum Walter Wisura, Dave Kelly 1985-8-2 4092 Plumas ca. 3.3 mi fr. Hwy 70 at Twain, Just N of Butterfly Botanical Area. Comment
  CAS-BOT-BC460823  Pyrola aphylla Mrs. A. L. Combs 1906-6-1 s.n. Plumas Prattville 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
  RSA59417  Pyrola californica E. K. Balls 1950-9-8 15708 Plumas Lakes Center Public Campground. 2043 Comment
  CHSC117552  Pyrola dentata Lowell Ahart 2016-7-9 21098 Plumas South of road bank, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  UC1075730  Pyrola picta Robert J. Weatherby 1955-7-21 1645 Plumas Bottle Springs near Middle Fork Feather River; Bottle Springs 1615 Comment
  CAS-BOT-BC466103  Pyrola picta David D. Keck 1932-7-3 1643 Plumas Northern Sierra Nevada, Quincy, hillside S of town 1219 Comment
  SD7831  Pyrola picta f. aphylla Mrs. R. M. Austin 1887-1 Plumas American Valley Comment
  SEINET13710601  Pyrrocoma uniflora Lowell William Ahart, Lowell William Ahart 2001-1 9269 Plumas Little Last Chance Creek at Frenchman Lake (T24N, R16E, sec 8, SE 1/4) Comment
  CHSC21309  Quercus chrysolepis F. T. Griggs; A. Pass 1975-7-8 125 Plumas Buck's Lake Forest Service Survey. Comment
  UC338832  Quercus chrysolepis unknown 360 Plumas Indian Valley Comment
  CHSC96739  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8988 Plumas Northern High Sierra Nevada. Along road 26N22F (to the top of Red Hill) 2.4 road km from Deadwood Saddle; 2.6 air km east of the summit of Red Hill. 1594 Comment
  CHSC96745  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8995 Plumas Northern High Sierra Nevada. Along Road 25N17 above Bean Creek 1.1 km north of its confluence at Spanish Creek; 0.5 km northwest of Bean Hill. 1405 Comment
  CAS-BOT-BC104605  Quercus vacciniifolia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54401 Plumas Sierra Nevada, Basalt Formation, Walker Plain, about 8 miles SW of Bucks Lake on road to Oroville 1554 Comment
  CDA12148  Quercus vacciniifolia G. F. Hrusa, J. Dinsdale 1989-6-25 7201 Plumas Sierra Nevada; Bucks lake north shore. Comment
  POM186426  Quercus vacciniifolia D. D. Keck 1932-7-3 1708 Plumas Quincy, in the northern Sierra Nevada; water supply canyon to the left hand just south of town. 1067 Comment
  CHSC107439  Ranunculus alismifolius var. alismellus Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-6-28 2 Plumas Northern High Sierra Nevada. 0.2 miles (air) South of Goat Mountain on opposite side of Pancake Ravine in a wet meadow on a N facing 0-25% slope. 1626 Comment
  POM186543  Ranunculus aquatilis var. capillaceus D. D. Keck 1932-7-3 1661 Plumas Quicy, along Spanish Creek, in the Northern Sierra Nevada. Comment
  CHSC56878  Ranunculus cymbalaria var. saximontanus L. P. Janeway 1991-8-4 4134 Plumas Plumas National Forest. Along Dixie Creek near District boundary. 1676 Comment
  CHSC60558  Ranunculus glaberrimus var. ellipticus L. P. Janeway 1992-4-2 4149 Plumas Plumas National Forest. About 1/4 mi northeast of Claireville Flat; 1/2 mi southeast of Hwy 70 and 2/3 mi northwest of Middle Fork Feather River. 1490 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
  SEINET8700041  Ranunculus occidentalis var. occidentalis C. Tanner 1999-5-17 s.n. Plumas Portola, along both sides of Todd Road, ca 0.25 mile S of C. Roy Carmichael school. 1487 Comment
  JEPS48493  Ranunculus orthorhynchus var. orthorhynchus John W. Duffield 1937-6-5 Plumas se Meadow Valley (in stream tributary to Rock Creek) 1280 Comment
  RSA551254  Rhamnus T. C. Fuller, G. D. Barbe 1981-6-25 s.n. Plumas E side of Indian Valley just N of Taylorsville. 1113 Comment
  RSA169466  Rhamnus purshiana L. S. Rose 1963-6-3 63115 Plumas Butterfly Valley, 2 miles SW of Keddie. 1189 Comment
  UC570996  Rhamnus purshiana Herbert L. Mason 1924-6-19 1071 Plumas along stream running n into Bear Lake Bear Lake Comment
  RSA252472  Rhamnus rubra subsp. obtusissima Robert F. Thorne, C. W. Tilforth 1969-9-6 39225 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Road. 1646 Comment
  CAS-BOT-BC56576  Rhododendron columbianum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1691 Plumas Sweetwater Meadow 1127 Comment
  RSA121959  Rhododendron occidentale var. californicum F. W. Embree 1934-6-6 64 Plumas South slope of Bucks Mountain. 1524 Comment
  UC858642  Ribes Alice Eastwood 1918-5-25 7046 Plumas Portola Comment
  SEINET5765978  Ribes aureum W. Harnach, N. Harnach 1990-4-20 267 Plumas Sierra Valley, Approx 3 road miles E of Beckwourth, Goodwin Ranch, South side of hwy along fence line 1503 Comment
  CAS-BOT-BC108713  Ribes cereum M. S. Taylor 1982-8-5 4926 Plumas Mount Hough summit, ca. 7 miles north northeast of Quincy. 2203 Comment
  CAS-BOT-BC169121  Ribes inerme var. inerme David D. Keck 1932-7-3 1653 Plumas Meadow south of Spanish Creek, Quincy - Northern Sierra Nevada 1066 Comment
  CHSC27507  Ribes nevadense Susan M. Schulz 1978-4-23 18 Plumas Jct. of hwy. 70 and 149, n on 70 35.6 mi, n entrance of Elephant Butte Tunnel on Feather River Canyon. 609 Comment
  JEPS49286  Ribes nevadense W. L. Jepson 1924-7-22 10617 Plumas Rich Point Middle Fork Feather River 1097 Comment
  LA205501  Ribes roezlii Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  UC586937  Ribes roezlii Joseph Andorfer Ewan 1934-6-25 8224 Plumas above Dentens (Blairsden) (Gold Lake Road); Sierra Nevada 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
  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
  UC1127632  Ribes viscosissimum G. Burks 1933-8-8 24 Plumas 4 1/2 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle Comment
  SD8789  Rigiopappus leptocladus Mrs. R. M. Austin 1880-1 Plumas Comment
  CAS-BOT-BC74635  Rorippa curvisiliqua A. A. Heller 1915-7-7 12056 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 miles west of Bucks. Comment
  CAS-BOT-BC74647  Rorippa curvisiliqua Robert J. Weatherby 1950-7-7 1453 Plumas Ganser Creek. Quincy. 1219 Comment
  RSA718508  Rorippa curvisiliqua L. Ahart 2006-10-23 13476 Plumas On the south side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mi. northeast of Scales Road., About 5.5 miles (air) NE of Strawberry Valley. 1282 Comment
  CAS-BOT-BC74648  Rorippa curvisiliqua Roxana S. Ferris; Laura Lorraine 1941-8-9 10429 Plumas At Lake Almanor Public Camp (near village). Comment
  CHSC94844  Rorippa curvisiliqua var. orientalis Lowell Ahart 2006-10-8 13397 Plumas Gravel bar, on the west side of Chips Creek, just south of the bridge on Highway 70, about 1 1/4 miles southwest of Belden. 715 Comment
  CHSC21212  Rosa gymnocarpa F. T. Griggs; A. Pass 1975-7-1 15 Plumas East of Grizzly Creek. Comment
  CAS-BOT-BC149730  Rosa woodsii subsp. ultramontana Alice Eastwood 1927-6-12 14508 Plumas Forest Camp, Greenville, United States Forest Reserve Comment
  CHSC97060  Rosa woodsii subsp. ultramontana Lowell Ahart; Josephine Guardino 2007-7-20 14323 Plumas North of a small drainage, northeast of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  UC711930  Rosa woodsii subsp. ultramontana Roxana S. Ferris and Laura Lorraine 1941-8-8 10413 Plumas Greenville 1091 Comment
  CAS-BOT-BC149727  Rosa woodsii subsp. ultramontana John Thomas Howell 1951-6-28 27664 Plumas Jamison Creek Canyon 1584 Comment
  JEPS45630  Rosa woodsii var. ultramontana W. L. Jepson 1918-8-16 8018 Plumas near Taylorville; Indian River 1097 Comment
  CHSC9715  Rubus armeniacus Nancy Mosman 1971-7-11 82 Plumas Ca. 10 ft from Feather River along road 0.5 mi s of Belden turnoff and Hwy 70. 1025 Comment
  OBI69177  Rubus armeniacus Kristina L. Schultz, Dan Schultz 2000-11-3 7 Plumas Quincy Range. Located 1/4 mi off trl at the intersection of Jackson st and Old Meadow Valley rd 1067 Comment
  RSA184931  Rubus leucodermis L. S. Rose 1966-7-26 66051 Plumas Butterfly Creek and Spanish Creek. 1 mile S of Keddie. 991 Comment
  CHSC40850  Rubus parviflorus K. R. Stern 1985-6-25 8279 Plumas Vicinity of Blairsden. 1402 Comment
  JEPS127341  Rubus parviflorus Lowell Ahart 2016-7-9 21100 Plumas About 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  POM319262  Rubus parviflorus Patricia Wilder 1971-6-22 5144 Plumas 4.5 miles W of Quincy on Spanish Creek Rd. On N side of road between road and creek. Cascade Mtn Range. Spanish Creek to North Fork Feather River drainage. 1067 Comment
  JEPS48878  Rubus parviflorus Esther C. Fritz 1933-6-28 Plumas along Schneider Creek; along Schneider Creek 1188 Comment
  CHSC40853  Rumex acetosella K. R. Stern 1985-6-25 8264 Plumas Vicinity Blairsden. 1371 Comment
  UC572310  Rumex acetosella E. Sawyer 1935-6-6 74 Plumas 3.25 mi s Sugarloaf; Sierraville Quad. 1493 Comment
  CAS-BOT-BC422039  Rumex acetosella Alice Eastwood 1927-6-17 14647 Plumas United States Forest Reserve. Long Valley Comment
  CAS-BOT-BC422044  Rumex acetosella Anna Head 1920-8-1 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC422046  Rumex acetosella Javier Penalosa 1962-6-19 2505 Plumas Hwy. 40-89, +- 6.2 mi. SE of Quincy. 1097 Comment
  RSA0039546  Rumex acetosella Lowell A. Ahart 2008-8-13 15182 Plumas On the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte. 1613 Comment
  CAS-BOT-BC422167  Rumex californicus John Thomas Howell 1973-7-9 49714 Plumas Crescent Mills 1066 Comment
  RSA726378  Rumex conglomeratus L. Ahart, Josephine Guardino 2007-7-20 14347 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  CAS-BOT-BC433321  Rumex crispus W. Harnach; N. Harnach 1989-6-17 149 Plumas Sierra Valley. Collected approx. 200 ft. west of the steel bridge on Marble lane. 1487 Comment
  OBI34305  Rumex crispus Bernie Smith 1966-7-26 180 Plumas Pinchard Crk Comment
  CDA22910  Rumex maritimus L. P. Janeway 2001-7-25 7386 Plumas High Cascade Range; Southwest side of Lake Almanor, below high water line, about 100 meters out; near Highway 89 2.3 km north-northwest of Almanor West Road. Comment
  SEINET4178423  Rumex paucifolius W. Harnach, N. Harnach 1990-6-13 375 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  CAS-BOT-BC434313  Rumex triangulivalvis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54398 Plumas Haskins Valley just south of Bucks Lake. 1572 Comment
  UC935762  Sagittaria latifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1419 Plumas marshy area about 2 mi s Greenville (Indian Valley); Indian Valley Comment
  SD46456  Sagittaria latifolia Robert J. Weatherby 1950-7-21 1483 Plumas Butterfly Lake, Quincy district. 1220 Comment
  SEINET10465399  Sagittaria latifolia Mary Susan Taylor 1981-8-5 Taylor 4165 Plumas 1069 Comment
  RSA52884  Salix eastwoodiae R. Weatherby 1950-9-1 1529 Plumas Above Hellgramite Pond near Long Lake. Lakes Basin Area. 2226 Comment
  SEINET3158446  Salix eastwoodiae E. K. Balls 1950-9-1 15586 Plumas E shore of Long Lake, turning from Mt. Elwell. Southern Plumas Co. 2103 Comment
  CHSC80688  Salix exigua Lowell Ahart 2001-6-4 8758 Plumas Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1594 Comment
  CAS-BOT-BC107971  Salix geyeriana Alice Eastwood 1918-5-25 7045 Plumas Portola Comment
  CAS-BOT-BC107663  Salix jepsonii Robert J. Weatherby 1950-8-11 1524 Plumas Slopes of Mt. Elwell, Lake Basin Area 2225 Comment
  CHSC118833  Salix laevigata Amy Rachkowski 2015-6-30 2015006 Plumas Plumas National Forest. Location along the northwest shore of the Antelope Lake, between Forest Service road 28N03 and 27N65. UTM 701000 E, 4454005 N, NAD83 Zone 10N. 1600 Comment
  CAS-BOT-BC125324  Salix lasiandra var. lasiandra John Thomas Howell 1961-6-21 36606 Plumas Greenville 1097 Comment
  CAS-BOT-BC107055  Salix lasiolepis Walter Knight; Irja Knight 1967-5-22 1903 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC129400  Salix melanopsis L. W. Swift 1934-9-13 126 Plumas Sloat 1463 Comment
  CHSC37777  Salix melanopsis M. S. Taylor 1982-5-13 4438 Plumas Gansner Park, Quincy. 1036 Comment
  CAS-BOT-BC129395  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester 1350 Comment
  CAS-BOT-BC176987  Salsola tragus E. K. Balls 1950-8-31 15570 Plumas Behind Forest Service Ranger Station, Quincy, American Valley 1097 Comment
  CDA5750  Salvia aethiopis T. C. Fuller 1962-6-13 8999 Plumas Hannon property, south side of North Road, Indian Valley, 4.6 miles east of Greenville. 0 Comment
  CAS-BOT-BC235027  Sambucus Alice Eastwood 1927-6-17 14674 Plumas United States Forest Reserve, Long Valley Comment
  JEPS12749  Sambucus mexicana W. L. Jepson 1939-8-16 19448 Plumas Spanish Peak; lower s slopes 1036 Comment
  CHSC21595  Sambucus racemosa var. microbotrys L. M. Mayer; D. E. Brink Jr. 1975-7-17 Plumas Bucks Lake Floristic Survey. Comment
  JEPS95702  Sambucus racemosa var. microbotrys Vernon H. Oswald and L. Ahart 1994-7-24 7110 Plumas T30N R7E NW corner Sec. 27, 6500 ft, High Cascade Range, Red Fir Forest. Caribou Wilderness N of Chester, on the trail between Indian Mdw. and Beauty Lake 1981 Comment
  RSA52951  Sanguisorba annua R. Weatherby 1950-7-7 1456 Plumas Gansner Creek. Quincy. 1220 Comment
  SEINET10483615  Sanguisorba annua Mary Susan Taylor 1982-6-28 Taylor 4755 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
  CDA11850  Sanicula graveolens G. F. Hrusa, E. Sandoval 1993-5-3 11138 Plumas Surrounding Snake Lake., nr. Quincy. Comment
  CHSC118803  Sanicula graveolens Chelsea Morgan 2016-5-26 2016 -001 Plumas Diamond Mountains on the Plumas National Forest; Located on spur Road off Forest Rd. 28N15. (UTM 697546 E, 4464644 N, NAD 83 Zone 10 North; Elevation 7177 ft.) 2187 Comment
  JEPS124092  Sanicula tuberosa Lowell Ahart 2015-6-7 20209 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  JEPS28596  Sanicula tuberosa George W. Gillett 1957-7-13 761 Plumas below Sifford Lakes (on direct route to the Devils Kitchen, Lassen Volcanic National Park); Lassen Volcanic National Park 2057 Comment
  UC397358  Sanicula tuberosa Mrs. Jos. Clemens 1920-1 7004 Plumas Greenville Comment
  CAS-BOT-BC466336  Sarcodes sanguinea Walter Knight; Irja Knight 1967-5-22 1809 Plumas Butterfly Botanical Area and Vicinity. Near Ranch house at Valley proper 1036 Comment
  CDA38883  Sarcodes sanguinea R. Wilkey 1959-5-16 2380 Plumas Buck s Lake. 0 Comment
  CHSC21305  Saxifraga mertensiana F. T. Griggs; A. Pass 1975-7-8 119 Plumas Buck's Lake. Comment
  RSA0009800  Saxifraga oregana Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  RSA0101649  Sceptridium multifidum Robert J. Weatherby 1950-7-21 1481 Plumas Butterfly Valley, Quincy District. 1219 Comment
  JEPS116641  Scheuchzeria palustris subsp. americana George W. Hartwell 2009-6-19 Plumas Lassen Volcanic National Park 1851 Comment
  JEPS83782  Scheuchzeria palustris subsp. americana V. Oswald and L. Ahart 1988-8-4 3672 Plumas just s boundary of Lassen Volcanic National Park (se of Drakesbad, s side of lake); Willow Lake 1676 Comment
  SEINET10472669  Schoenolirion album Mary Susan Taylor 1982-6-6 Taylor 4610 Plumas T25N R7E nw sec 4. Almanor SW quad. S side of Caribou Rd, ca. 1 mi ne of Queen Lily Campground, ca. 4 air mi ne of Belden. 2700 ft. 823 Comment
  CAS-BOT-BC111273  Schoenoplectus acutus var. occidentalis John Thomas Howell 1960-7-19 35650 Plumas Wet slope near hot springs, Drakesbad, Lassen Volcanic National Park. 1828 Comment
  CAS-BOT-BC111855  Schoenoplectus subterminalis Lowell Ahart 1980-9-17 2655 Plumas In lake, 1/2 mile west of Fowler Pk. 1600 Comment
  CAS-BOT-BC35576  Scirpus congdonii Anna Head 1921-7-1 s.n. Plumas near Lake Center Camp, Feather River Region Comment
  CHSC78749  Scirpus congdonii L. P. Janeway 2000-7-16 6917 Plumas Northern High Sierra Nevada. Meadow at head of East Branch Coldwater Creek. 1768 Comment
  RSA71072  Scirpus congdonii L. S. Rose 1951-6-28 51033 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CAS-BOT-BC110857  Scirpus diffusus Lowell Ahart 1980-10-6 2669 Plumas Lake 1/2 mile west of Fowler Pk. 1700 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
  CHSC52557  Scirpus microcarpus K. R. Stern 1985-6-25 8312 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC54873  Scirpus microcarpus Vernon H. Oswald 1991-9-11 4872 Plumas Lassen Volcanic Park. Road to Drakesbad, ca. 0.5 mi west of the boundary of the park. On the edge of Hot Springs Creek. 1615 Comment
  CHSC34869  Sclerolinon digynum M. S. Taylor 1981-6-19 3935 Plumas SW side of Lake Almanor, in small dry meadow between campground an rd to Almanor, ca. 1 mi nw of Prattville, ca. 3/4 mi e of Hwy 89. 1371 Comment
  CHSC21648  Scutellaria californica Brink; Mayer 1975-7-12 Plumas Buck's Lake Forest Service Survey. Comment
  POM80017  Scutellaria californica Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  SD6635  Scutellaria tuberosa Mrs. R. M. Austin 1875-1 Plumas Butterfly Valley Comment
  CAS-BOT-BC240088  Secale cereale John Thomas Howell 1955-7-19 30778 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC240091  Secale cereale John Thomas Howell; Gordon H. True 1968-6-10 44554 Plumas Quincy 1036 Comment
  CAS-BOT-BC418394  Sedum John Thomas Howell; H. Keith Wagnon 1980-5-28 53703 Plumas Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River 853 Comment
  JEPS26936 Image available Sedum albomarginatum P. C. Hutchison 1961-6-9 2122 Plumas Canyon North Fork of the Feather River, along highway US Alt. 40, on serpentine cliffs above Rich Bar. Comment
  RSA58829  Sedum obtusatum R. Weatherby 1950-8-11 1510 Plumas Trail to Long Lake, Lakes Basin Area. 1982 Comment
  CHSC107471  Sedum obtusatum subsp. boreale M. Simenc; N. Habecker, T. Hanson, M. Williams 2011-8-17 27 Plumas Northern High Sierra Nevada. 430m (air) SW of turn to Onion Valley Reservoir canping area; 22km NE of La Porte on La Porte Quincy Rd. Locally abundant on and above cliffs above La Porte Quincy Rd on reddish rock. 1991 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
  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
Read comments Mar 30 2016
  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
  CDA11291  Senecio eurycephalus var. eurycephalus G. F. Hrusa 1994-5-31 11886 Plumas Sierra Nevada; Junction of Hwy. 70 and Pulga Rd. Comment
Read comments Apr 10 2018
  CHSC89476  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-2 207 Plumas Located in the Quincy District of the Plumas National Forest, on the N facing slope of Red Hill in the N fork Feather River Canyon. Collected off jeep rd N of 26N22. 1463 Comment
  CDA14133  Senecio integerrimus var. exaltatus G. F. Hrusa 1997-5-3 13823 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC85681  Senecio integerrimus var. exaltatus G. D. Barbe; T. C. Fuller 1982-6-17 3822 Plumas Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  JEPS113372  Senecio integerrimus var. exaltatus Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14042 Plumas 50 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  CDA18686  Senecio integerrimus var. major G. D. Barbe, T. C. Fuller 1982-6-15 3691 Plumas Sierra Nevada; 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. 26N22F); 3.3 miles east of Red Hill Summit, Plumas NF. 1493 Comment
  CAS-BOT-BC364038  Senecio integerrimus var. major Gladys L. Smith 1976-6-7 4609 Plumas South end of summit ridge, secondary road from Quincy to La Porte 1920 Comment
  CAS-BOT-BC341187  Senecio lugens L. S. Rose 1931-4-13 s.n. Plumas Woodleaf Comment
  SEINET11806673  Senecio pauciflorus var. jucundulus L. Ahart, Ahart, P. 1983-1 4322 Plumas near Onion Valley, W of Pilot Peak, near Quincy-LaPorte Rd, NE of La Porte 2000 Comment
  CAS-BOT-BC364173  Senecio serra H. M. Hall; E. B. Babcock 1903-7-1 4459 Plumas Sierra Nevada Mountains. Red Clover Creek 1676 Comment
  UC586940  Senecio triangularis Joseph Andorfer Ewan 1934-6-25 8211 Plumas Gold Lake Road above Dentens ((Blairsden)); Sierra Nevada 1524 Comment
  CHSC70221  Sericocarpus oregonensis B. Castro; R. Fallscheer, R. Zebell 1989-8-7 372 Plumas Ca 2.5 air mi S of Bucks Lake, on the south flank of Red Mtn, near jcn USFS Rds 23N18, 23N15 and 23N69. 1859 Comment
  CHSC77041  Sericocarpus oregonensis L. P. Janeway 1996-8-13 5066 Plumas Top of ridge between Kingsbury Ravine and West Branch Salt Creek; above Twain and East Branch North Fork Feather River. 1432 Comment
  CAS-BOT-BC364762  Sericocarpus oregonensis subsp. californicus Clare B. Hardham 1986-8-9 30400 Plumas Sierra Nevada Mountains. Meadow Valley - Virgilia Road 1341 Comment
  CHSC95102  Sidalcea glaucescens L. P. Janeway 2006-7-11 8811 Plumas Northern High Sierra Nevada. About 2.7 km north of Quincy; 70 m northwest of Hwy 70 along south side of Snake Lake Road. 1097 Comment
  CAS-BOT-BC205769  Sidalcea oregana Paul F. Covel 1937-7-20 869 Plumas Quincy Comment
  SEINET11991682  Sidalcea oregana Detzer, Sacks 1977-1 12 Plumas along E side of USFS unimproved road, ca 4.8 km S of Laufman Ranger Stn 1833 Comment
  CHSC4627  Sidalcea oregana subsp. spicata R. Carter 1966-7-10 482 Plumas Found Bucks Lake just S of Haskins Creek along E side USFS road 24N25. 1524 Comment
  SEINET11990942  Sidalcea oregana subsp. spicata K. Knight, Knight, I. 1983-1 4905 Plumas about 6 mi from Chester on road to Drakesbad Comment
  SD61135  Silene bridgesii Darley F. Howe 1964-7-29 3893 Plumas Gold Lake Lodge, Plumas National Forest. 1980 Comment
  CAS-BOT-BC384432  Silene coronaria John Thomas Howell 1966-7-28 42006 Plumas 5 miles north of Quincy on road to Keddie Comment
  CAS-BOT-BC384601  Silene dichotoma G. L. Stebbins 1970-7-24 7071 Plumas Blairsden 1341 Comment
  CHSC97273  Silene douglasii var. douglasii Lowell Ahart; John Dittes 2007-8-9 14434 Plumas About 50 yards west of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CAS-BOT-BC181290  Silene invisa Lowell Ahart 1986-7-8 5351 Plumas About 1 mi. NW of Pilot Peak, ca. 14 mi. NE of La Porte - Sierra Nevada 1981 Comment
  CHSC41377  Silene invisa Lowell Ahart 1986-7-8 5351 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CHSC51523  Silene invisa L. P. Janeway 1990-7-17 3799 Plumas Plumas National Forest. Lakes Basin Recreation Area; along edge of meadow on S side of Gold Lake Lodge. 2011 Comment
  CHSC21649  Silene laciniata subsp. californica D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. 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-BC389384  Silene lemmonii John Thomas Howell 1960-7-20 35715 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC389386  Silene lemmonii Anna Head 1920-7-29 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC389374  Silene lemmonii L. P. Janeway 1990-6-19 3722 Plumas Plumas National Forest, Beckwourth Ranger District, Rattlesnake Compartment. West of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley 1402 Comment
  SD46736  Silene lemmonii Robert J. Weatherby 1955-7-21 1655 Plumas 4th Water Bear Creek, Middle Fork Feather River. 1550 Comment
  UCD98748  Silene lemmonii W. R. Powell 1968-7-2 1596 Plumas along road around SE side of Little Grass Valley Reservoir, 3 miles NNE of La Porte. 1554 Comment
  UC465706  Silene nuda Katharine Brandegee Plumas Portola Comment
  SD8101  Silene occidentalis Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CHSC110762  Silene occidentalis subsp. occidentalis Dean Wm. Taylor; Tom Engstrom 2011-8-2 21138 Plumas The Sierra Nevada. Ridge 1 mile East of Fowler Peak, along the Pacific Crest Trail 0.3 trail miles E of the junction with Forest Road 22N27. 1722 Comment
  JEPS93933  Silene occidentalis subsp. occidentalis Vernon H. Oswald and Lowell Ahart 1998-8-11 9481 Plumas 3.2 mi w of Grizzly Creek Campground (w of Bucks Lake near Little Grizzly Creek parralleling the s edge of Oroville-Quincy Highway) 1645 Comment
  CHSC92133  Sisyrinchium bellum Lowell Ahart; John Dittes 2005-9-20 12447 Plumas The southwest area of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  RSA232725  Sisyrinchium elmeri Larry E. DeBuhr, Gary D. Wallace 1972-5-21 593 Plumas Plumas Natl Forest, Butterfly Valley about 1 mile SW of Keddie. 1189 Comment
  SJSU6950  Sisyrinchium elmeri C. W. Sharsmith 1975-6-18 8230 Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  RSA232871  Sisyrinchium elmeri Lewis S. Rose 1968-6-11 68104 Plumas Butterfly Valley, 4 mi S of Keddie. 1037 Comment
  CHSC44251  Sium suave Vernon Oswald 1988-7-19 3591 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  UCD127001  Solanum physalifolium var. nitidibaccatum Mr. Peters 1927-9-1 818 Plumas Taylorsville. Comment
  RSA60219  Solidago californica E. K. Balls 1950-9-9 15693 Plumas 3.1 miles east of turn to Sloat, between Quincy and Portola, Highway 24. 1250 Comment
  CHSC34306  Solidago elongata L. Ahart 1981-9-6 3066 Plumas Near Lights Creek, ca. 6 mi n of Taylorsville. 1300 Comment
  RSA0105470  Solidago elongata Lowell Ahart 2014-8-24 19746 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across to South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  UC1557869  Solidago elongata J. Semple, S. Heard 1986-8-13 8416 Plumas near Little Grassy Valley Lk Rec area (Little Grassy Valley Lk Rd, between LaPorte and Quincy) Comment
  SEINET11382905 Image available Solidago elongata Unknown 1934-1 8175 Plumas along Middle Fork Feather River, Deuteus (?), Mohawk Valley Comment
  CAS-BOT-BC339790  Solidago multiradiata E. K. Balls 1950-9-8 15727 Plumas Lakes Center Public Campground, southern Plumas County 2042 Comment
  CAS-BOT-BC365121  Solidago velutina subsp. californica E. K. Balls 1950-8-31 15524 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1097 Comment
  UC485454  Solidago velutina subsp. californica Mrs. R. M. Austin 1896-8-1 493 Plumas Big Meadows Comment
  CHSC102049  Solidago velutina subsp. sparsiflora Lowell Ahart; John Dittes 2009-7-27 16184 Plumas On dry soil, about 20 yards north of the poor dirt road, about 15 yards east of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CAS-BOT-BC157308  Sorbus californica Mrs. E. Meiere 1915-7-1 s.n. Plumas Long Lake Comment
  CAS-BOT-BC157314  Sorbus californica Anna Head 1921-7-11 s.n. Plumas Long Lake trail, Feather River Region 2011 Comment
  CAS-BOT-BC157316  Sorbus californica Anna Head 1921-8-2 s.n. Plumas Lake Center Camp, Feather River Region Comment
  JEPS114611  Sorbus californica Lowell Ahart 2008-9-10 15376 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  UC170980  Sorbus californica H. M. Hall 1912-7-10 9340 Plumas near summit Mt. Elwell; Sierra Nevada Mountains 2377 Comment
  SEINET10483621  Sorbus sitchensis Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3903 Plumas T24N R8E sw/nw sec 7; N side of Silver Lake, ca. 4 mi NW of Meadow Valley; elevation ca. 6000 ft. 1829 Comment
  SEINET10528389  Sparganium emersum Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4973 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
  CHSC49688  Sparganium natans V. Oswald; W. Dempsey 1988-8-23 3694 Plumas Green Island Lake located ca. 7 mi (air) se of Jonesville. On the north edge of the lake. 1859 Comment
  SJSU14212  Sphaeromeria potentilloides N. A. Hopkins 1989-5-27 1497 Plumas near Marble Hot Springs Rd, Sierra Valley 1524 Comment
  CHSC66696  Sphenosciadium capitellatum Vernon H. Oswald; Lowell Ahart 1996-8-1 8139 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. At a branch of Second Water Trough Creek, ca. 1.5 mi NW of Hauns Mdw., ca. 1.5 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1706 Comment
  RSA59178  Spiraea densiflora E. K. Balls 1950-9-1 15604 Plumas East of Long Lake, 2134 Comment
  CDA17256  Spiraea douglasii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16283 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CHSC114286  Spiraea douglasii J. R. Keck Jr. 1978-6-30 Plumas Snake Lake, near Quincy. Comment
  JEPS45012  Spiraea douglasii W. L. Jepson 1918-8-16 8009 Plumas Engels; Lights Creek 1341 Comment
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  RSA286333  Spiraea douglasii Robert F. Thorne 1974-7-30 44999 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  RSA59234  Spiraea douglasii E. K. Balls 1950-8-31 15536 Plumas Hwy 24. 1/2 mile N of Spanish Creek. Just N of Quincy. 1098 Comment
  SD51229  Spiraea douglasii D. F. Howe 1960-9-21 Plumas 6 miles north of Greenville on #89 1219 Comment
  UCD20962  Spiraea douglasii E. Bortiri 2002-6-21 WFC 10 Plumas Williams Loop, near Portola. Comment
  CHSC102752  Spiranthes porrifolia Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16152 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  UC336565  Spiranthes porrifolia C. C. Parry and J. G. Lemmon 1876-1 Plumas Indian Valley; N. Cal. Comment
  RSA286343  Spiranthes romanzoffiana Robert F. Thorne 1974-7-30 44992 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  SD46725  Spirodela polyrhiza Robert J. Weatherby 1950-7-28 1485 Plumas At edge of slow stream. Bridge over Indian Creek, Road to Taylorsville. 1067 Comment
  CHSC35278  Stachys ajugoides var. rigida M. S. Taylor 1981-8-19 4126 Plumas Jct Bell Creek and Rd 23N10, ca. 1.5 mi w of Sloat. In creek bed. 1310 Comment
  CHSC91913  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
  CHSC99986  Stachys pycnantha L. P. Janeway; Heather Koeth, David Toren 2008-9-16 9598 Plumas Northern High Sierra Nevada. Along the powerline road 500 m northwest of North Fork Feather River, 2.0 air km north of Arch Rock Hwy 70 Rest Area. At southeast-facing small creeklet and seep complex along the dirt road. 768 Comment
  SEINET9310916  Stachys rigida Unknown 2014-8-22 2014 -025 Plumas Gray Eagle Creek, Lakes Basin, Plumas National Forest Comment
  SEINET9322891  Stachys rigida Unknown Plumas Gray Eagle Creek Comment
  SEINET9362994  Stachys rigida Unknown 2014-7-23 2014 -012 Plumas Gray Eagle Creek, Lakes Basin, Plumas National Forest Comment
  CHSC58167  Stellaria crispa Vernon H. Oswald 1992-6-18 4999 Plumas Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  CHSC64429  Stellaria crispa B. Castro; G. Kuenster 1994-7-17 526 Plumas Ca 1 air mi E of Whitehorse Campgd E of Bucks Lake, ca 300 ft S of tributary to Bucks Creek. At edge of tiny creek. 1645 Comment
  CHSC63959  Stellaria longifolia B. Castro; G. Kuenster 1994-6-30 517 Plumas Ca 3/4 mi E of S end of Bucks Lake, on cobblebar on Bucks Creek at the W end of Whitehorse Campgd. 1584 Comment
  CDA14672  Stellaria longipes G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3114 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC73414  Stellaria longipes var. longipes B. Castro; L. Gehrung, H. Durio 1995-9-19 641 Plumas Tamarack Flat. Ca 2 air mi NW of Little Grass Valley Reservoir, on N side of USFS Rd 22N94, ca 2 road mi NW of its jcn with Lumpkin Ridge Rd (USFS Rd 22N27). In Tamarack Flat meadow. 1706 Comment
  CHSC64430  Stellaria obtusa B. Castro 1994-9-8 552 Plumas Ca 1.1 air mi SE of Bucks Lake, ca 0.1 mi S of the Oro-Quincy Hwy on slope among Haskins Valley USFS Summer Home Tract cabins, where seeps and springs surface. 1627 Comment
  POM181080  Stenotus acaulis P. B. Kennedy 1907-7-3 8696 Plumas Hills above Red Clover Valley. Comment
  CAS-BOT-BC375208  Stephanomeria elata John Thomas Howell 1976-7-14 51822 Plumas Feather River Canyon Highway at Injun Jim Campground 609 Comment
  CHSC34909  Stephanomeria lactucina M. S. Taylor 1981-7-21 4096 Plumas Ca. 1/8 mi e of 25N18, ca. 1 mi se of Taylor Rock, ca. 7 air mi n of Spring Garden. 2011 Comment
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